From eafc2af26ef82c30465172bfeda50368d1645b98 Mon Sep 17 00:00:00 2001 From: Vladyslav Hrytsenko Date: Sun, 17 Jan 2021 09:03:06 +0200 Subject: [PATCH] code: added enet server loop + small file reorg on server --- code/apps/server/CMakeLists.txt | 18 +- code/apps/server/header/network.h | 8 + code/apps/server/header/{ => utils}/options.h | 0 code/apps/server/header/{ => world}/blocks.h | 0 .../server/header/{ => world}/blocks_info.h | 0 code/apps/server/header/{ => world}/perlin.h | 0 code/apps/server/header/{ => world}/world.h | 0 code/apps/server/source/main.c | 25 +- code/apps/server/source/network.c | 155 + code/apps/server/source/{ => utils}/options.c | 7 +- code/apps/server/source/{ => world}/blocks.c | 2 +- .../server/source/{ => world}/blocks_list.c | 2 +- code/apps/server/source/{ => world}/perlin.c | 5 +- code/apps/server/source/{ => world}/world.c | 2 +- .../server/source/{ => world}/world_gen.c | 7 +- code/vendors/enet.h | 5932 +++ code/vendors/librg.h | 34847 +++++++++------- code/vendors/zpl.h | 359 +- 18 files changed, 25634 insertions(+), 15735 deletions(-) rename code/apps/server/header/{ => utils}/options.h (100%) rename code/apps/server/header/{ => world}/blocks.h (100%) rename code/apps/server/header/{ => world}/blocks_info.h (100%) rename code/apps/server/header/{ => world}/perlin.h (100%) rename code/apps/server/header/{ => world}/world.h (100%) rename code/apps/server/source/{ => utils}/options.c (84%) rename code/apps/server/source/{ => world}/blocks.c (97%) rename code/apps/server/source/{ => world}/blocks_list.c (96%) rename code/apps/server/source/{ => world}/perlin.c (98%) rename code/apps/server/source/{ => world}/world.c (97%) rename code/apps/server/source/{ => world}/world_gen.c (98%) create mode 100644 code/vendors/enet.h diff --git a/code/apps/server/CMakeLists.txt b/code/apps/server/CMakeLists.txt index dc494da..bb1790c 100644 --- a/code/apps/server/CMakeLists.txt +++ b/code/apps/server/CMakeLists.txt @@ -1,17 +1,17 @@ add_executable(eco2d-server source/main.c source/network.c - source/perlin.c - source/options.c - source/world.c - source/blocks.c + source/utils/options.c + source/world/perlin.c + source/world/world.c + source/world/blocks.c header/network.h - header/perlin.h - header/options.h - header/world.h - header/blocks.h - header/blocks_info.h + header/utils/options.h + header/world/perlin.h + header/world/world.h + header/world/blocks.h + header/world/blocks_info.h ) include_directories(eco2d-server header) diff --git a/code/apps/server/header/network.h b/code/apps/server/header/network.h index 6f70f09..00f8642 100644 --- a/code/apps/server/header/network.h +++ b/code/apps/server/header/network.h @@ -1 +1,9 @@ #pragma once + +int32_t network_init(void); +int32_t network_destroy(void); + +int32_t network_server_start(const char *host, uint16_t port); +int32_t network_server_stop(void); +int32_t network_server_tick(void); +void network_server_update(void *data); diff --git a/code/apps/server/header/options.h b/code/apps/server/header/utils/options.h similarity index 100% rename from code/apps/server/header/options.h rename to code/apps/server/header/utils/options.h diff --git a/code/apps/server/header/blocks.h b/code/apps/server/header/world/blocks.h similarity index 100% rename from code/apps/server/header/blocks.h rename to code/apps/server/header/world/blocks.h diff --git a/code/apps/server/header/blocks_info.h b/code/apps/server/header/world/blocks_info.h similarity index 100% rename from code/apps/server/header/blocks_info.h rename to code/apps/server/header/world/blocks_info.h diff --git a/code/apps/server/header/perlin.h b/code/apps/server/header/world/perlin.h similarity index 100% rename from code/apps/server/header/perlin.h rename to code/apps/server/header/world/perlin.h diff --git a/code/apps/server/header/world.h b/code/apps/server/header/world/world.h similarity index 100% rename from code/apps/server/header/world.h rename to code/apps/server/header/world/world.h diff --git a/code/apps/server/source/main.c b/code/apps/server/source/main.c index f9a9efb..430b591 100644 --- a/code/apps/server/source/main.c +++ b/code/apps/server/source/main.c @@ -1,16 +1,20 @@ #define ZPL_IMPL #include "zpl.h" -#define LIBRG_IMPL -#define LIBRG_CUSTOM_ZPL -#include "librg.h" - #include "system.h" -#include "options.h" +#include "network.h" +#include "utils/options.h" #define DEFAULT_WORLD_SEED 302097 #define DEFAULT_WORLD_DIMS 32 +#define IF(call) do { \ + if (call != 0) { \ + zpl_printf("[ERROR] A call to a function %s failed\n", #call); \ + return 1; \ + } \ +} while (0) + int main(int argc, char** argv) { zpl_opts opts={0}; zpl_opts_init(&opts, zpl_heap(), argv[0]); @@ -42,6 +46,15 @@ int main(int argc, char** argv) { return 0; } - printf("hello world\n"); + IF(network_init()); + IF(network_server_start("0.0.0.0", 27000)); + + while (true) { + network_server_tick(); + } + + IF(network_server_stop()); + IF(network_destroy()); + return 0; } diff --git a/code/apps/server/source/network.c b/code/apps/server/source/network.c index e69de29..432a845 100644 --- a/code/apps/server/source/network.c +++ b/code/apps/server/source/network.c @@ -0,0 +1,155 @@ +#include "zpl.h" + +#define ENET_IMPLEMENTATION +#include "enet.h" + +#define LIBRG_IMPL +#define LIBRG_CUSTOM_ZPL +#include "librg.h" + +#include "system.h" +#include "network.h" + +#define NETWORK_UPDATE_DELAY 0.100 +#define NETWORK_MAX_CLIENTS 32 + +static ENetHost *server = NULL; +static librg_world *server_world = NULL; +static zpl_timer nettimer = {0}; + +int32_t network_init(void) { + zpl_timer_set(&nettimer, NETWORK_UPDATE_DELAY, -1, network_server_update); + return enet_initialize() != 0; +} + +int32_t network_destroy(void) { + enet_deinitialize(); + + return 0; +} + +int32_t network_server_start(const char *host, uint16_t port) { + zpl_unused(host); + zpl_timer_start(&nettimer, NETWORK_UPDATE_DELAY); + + ENetAddress address = {0}; + + address.host = ENET_HOST_ANY; /* Bind the server to the default localhost. */ + address.port = port; /* Bind the server to port. */ + + /* create a server */ + server = enet_host_create(&address, NETWORK_MAX_CLIENTS, 2, 0, 0); + + if (server == NULL) { + zpl_printf("[ERROR] An error occurred while trying to create an ENet server host.\n"); + return 1; + } + + zpl_printf("[INFO] Started an ENet server...\n"); + server_world = librg_world_create(); + + if (server_world == NULL) { + zpl_printf("[ERROR] An error occurred while trying to create a server world.\n"); + return 1; + } + + zpl_printf("[INFO] Created a new server world\n"); + + /* store our host to the userdata */ + librg_world_userdata_set(server_world, server); + + /* config our world grid */ + librg_config_chunksize_set(server_world, 16, 16, 16); + librg_config_chunkamount_set(server_world, 9, 9, 9); + librg_config_chunkoffset_set(server_world, LIBRG_OFFSET_MID, LIBRG_OFFSET_MID, LIBRG_OFFSET_MID); + + // librg_event_set(server_world, LIBRG_WRITE_UPDATE, server_write_update); + // librg_event_set(server_world, LIBRG_READ_UPDATE, server_read_update); + + return 0; +} + +int32_t network_server_stop(void) { + zpl_timer_stop(&nettimer); + enet_host_destroy(server); + librg_world_destroy(server_world); + + server_world = NULL; + server = NULL; + + return 0; +} + +int32_t network_server_tick(void) { + ENetEvent event = {0}; + while (enet_host_service(server, &event, 1) > 0) { + switch (event.type) { + case ENET_EVENT_TYPE_CONNECT: { + zpl_printf("[INFO] A new user %d connected.\n", event.peer->incomingPeerID); + int64_t entity_id = event.peer->incomingPeerID; + + // /* we create an entity for our client */ + // /* in our case it is going to have same id as owner id */ + // /* since we do not really plan on adding more entities per client for now */ + // /* and place his entity right in the centerl of the world */ + // librg_entity_track(server_world, entity_id); + // librg_entity_owner_set(server_world, entity_id, event.peer->incomingPeerID); + // librg_entity_chunk_set(server_world, entity_id, 1); + // librg_entity_radius_set(server_world, entity_id, 2); /* 2 chunk radius visibility */ + // librg_entity_userdata_set(server_world, entity_id, event.peer); /* save ptr to peer */ + } break; + case ENET_EVENT_TYPE_DISCONNECT: + case ENET_EVENT_TYPE_DISCONNECT_TIMEOUT: { + zpl_printf("[INFO] A user %d disconnected.\n", event.peer->incomingPeerID); + int64_t entity_id = event.peer->incomingPeerID; + // librg_entity_untrack(server_world, entity_id); + } break; + + case ENET_EVENT_TYPE_RECEIVE: { + // /* handle a newly received event */ + // librg_world_read( + // server_world, + // event.peer->incomingPeerID, + // (char *)event.packet->data, + // event.packet->dataLength, + // NULL + // ); + + /* Clean up the packet now that we're done using it. */ + enet_packet_destroy(event.packet); + } break; + + case ENET_EVENT_TYPE_NONE: break; + } + } + + zpl_timer_update(&nettimer); + + return 0; +} + +void network_server_update(void *data) { + // /* iterate peers and send them updates */ + // ENetPeer *currentPeer; + // for (currentPeer = server->peers; currentPeer < &server->peers[server->peerCount]; ++currentPeer) { + // if (currentPeer->state != ENET_PEER_STATE_CONNECTED) { + // continue; + // } + + // char buffer[1024] = {0}; + // size_t buffer_length = 1024; + + // /* serialize peer's the world view to a buffer */ + // librg_world_write( + // server_world, + // currentPeer->incomingPeerID, + // buffer, + // &buffer_length, + // NULL + // ); + + // /* create packet with actual length, and send it */ + // ENetPacket *packet = enet_packet_create(buffer, buffer_length, ENET_PACKET_FLAG_RELIABLE); + // enet_peer_send(currentPeer, 0, packet); + // } +} diff --git a/code/apps/server/source/options.c b/code/apps/server/source/utils/options.c similarity index 84% rename from code/apps/server/source/options.c rename to code/apps/server/source/utils/options.c index a2c17a3..0e6d2bb 100644 --- a/code/apps/server/source/options.c +++ b/code/apps/server/source/utils/options.c @@ -1,8 +1,9 @@ -#include "options.h" -#include "world.h" -#include "blocks.h" #include +#include "world/world.h" +#include "world/blocks.h" +#include "utils/options.h" + void generate_minimap(int32_t seed, int32_t world_size) { world_init(seed, world_size, world_size); uint8_t const *world; diff --git a/code/apps/server/source/blocks.c b/code/apps/server/source/world/blocks.c similarity index 97% rename from code/apps/server/source/blocks.c rename to code/apps/server/source/world/blocks.c index 6b5fabe..f8d6a96 100644 --- a/code/apps/server/source/blocks.c +++ b/code/apps/server/source/world/blocks.c @@ -1,5 +1,5 @@ -#include "blocks.h" #include "zpl.h" +#include "world/blocks.h" // todo: csv parsing + utils diff --git a/code/apps/server/source/blocks_list.c b/code/apps/server/source/world/blocks_list.c similarity index 96% rename from code/apps/server/source/blocks_list.c rename to code/apps/server/source/world/blocks_list.c index 30c8d00..1871d80 100644 --- a/code/apps/server/source/blocks_list.c +++ b/code/apps/server/source/world/blocks_list.c @@ -1,5 +1,5 @@ -#include "blocks.h" #include "atlas_shared.h" +#include "world/blocks.h" static block blocks[] = { {.tex_id = ATLAS_XY(0, 0), .name = "base-ground", .flags = 0, .kind = BLOCK_KIND_GROUND, .biome = 0, .symbol = '.'}, diff --git a/code/apps/server/source/perlin.c b/code/apps/server/source/world/perlin.c similarity index 98% rename from code/apps/server/source/perlin.c rename to code/apps/server/source/world/perlin.c index 39474bd..a4fddc6 100644 --- a/code/apps/server/source/perlin.c +++ b/code/apps/server/source/world/perlin.c @@ -1,6 +1,7 @@ +#include +#include "world/perlin.h" + // adapted from: https://gist.github.com/nowl/828013#gistcomment-2807232 -#include "perlin.h" -#include "math.h" static const uint8_t PERLIN_PERM_TABLE[] = { 208,34,231,213,32,248,233,56,161,78,24,140,71,48,140,254,245,255,247,247,40, diff --git a/code/apps/server/source/world.c b/code/apps/server/source/world/world.c similarity index 97% rename from code/apps/server/source/world.c rename to code/apps/server/source/world/world.c index f13e042..9c3abd8 100644 --- a/code/apps/server/source/world.c +++ b/code/apps/server/source/world/world.c @@ -1,5 +1,5 @@ -#include "world.h" #include "zpl.h" +#include "world/world.h" typedef struct { uint8_t *data; diff --git a/code/apps/server/source/world_gen.c b/code/apps/server/source/world/world_gen.c similarity index 98% rename from code/apps/server/source/world_gen.c rename to code/apps/server/source/world/world_gen.c index c2ed8bb..fbefc14 100644 --- a/code/apps/server/source/world_gen.c +++ b/code/apps/server/source/world/world_gen.c @@ -1,11 +1,12 @@ -#include "world.h" -#include "blocks.h" -#include "perlin.h" #include "zpl.h" #include #include +#include "world/world.h" +#include "world/blocks.h" +#include "world/perlin.h" + #define WORLD_BLOCK_OBSERVER(name) uint32_t name(uint32_t id, uint32_t block_idx) typedef WORLD_BLOCK_OBSERVER(world_block_observer_proc); diff --git a/code/vendors/enet.h b/code/vendors/enet.h new file mode 100644 index 0000000..f2320d1 --- /dev/null +++ b/code/vendors/enet.h @@ -0,0 +1,5932 @@ +/** + * include/enet.h - a Single-Header auto-generated variant of enet.h library. + * + * Usage: + * #define ENET_IMPLEMENTATION exactly in ONE source file right BEFORE including the library, like: + * + * #define ENET_IMPLEMENTATION + * #include + * + * License: + * The MIT License (MIT) + * + * Copyright (c) 2002-2016 Lee Salzman + * Copyright (c) 2017-2021 Vladyslav Hrytsenko, Dominik Madarász + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in all + * copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + * + */ +#ifndef ENET_INCLUDE_H +#define ENET_INCLUDE_H + +#include +#include +#include +#include + +#define ENET_VERSION_MAJOR 2 +#define ENET_VERSION_MINOR 2 +#define ENET_VERSION_PATCH 1 +#define ENET_VERSION_CREATE(major, minor, patch) (((major)<<16) | ((minor)<<8) | (patch)) +#define ENET_VERSION_GET_MAJOR(version) (((version)>>16)&0xFF) +#define ENET_VERSION_GET_MINOR(version) (((version)>>8)&0xFF) +#define ENET_VERSION_GET_PATCH(version) ((version)&0xFF) +#define ENET_VERSION ENET_VERSION_CREATE(ENET_VERSION_MAJOR, ENET_VERSION_MINOR, ENET_VERSION_PATCH) + +#define ENET_TIME_OVERFLOW 86400000 +#define ENET_TIME_LESS(a, b) ((a) - (b) >= ENET_TIME_OVERFLOW) +#define ENET_TIME_GREATER(a, b) ((b) - (a) >= ENET_TIME_OVERFLOW) +#define ENET_TIME_LESS_EQUAL(a, b) (! ENET_TIME_GREATER (a, b)) +#define ENET_TIME_GREATER_EQUAL(a, b) (! ENET_TIME_LESS (a, b)) +#define ENET_TIME_DIFFERENCE(a, b) ((a) - (b) >= ENET_TIME_OVERFLOW ? (b) - (a) : (a) - (b)) + +// =======================================================================// +// ! +// ! System differences +// ! +// =======================================================================// + +#if defined(_WIN32) + #if defined(_MSC_VER) && defined(ENET_IMPLEMENTATION) + #pragma warning (disable: 4267) // size_t to int conversion + #pragma warning (disable: 4244) // 64bit to 32bit int + #pragma warning (disable: 4018) // signed/unsigned mismatch + #pragma warning (disable: 4146) // unary minus operator applied to unsigned type + #endif + + #ifndef ENET_NO_PRAGMA_LINK + #pragma comment(lib, "ws2_32.lib") + #pragma comment(lib, "winmm.lib") + #endif + + #if _MSC_VER >= 1910 + /* It looks like there were changes as of Visual Studio 2017 and there are no 32/64 bit + versions of _InterlockedExchange[operation], only InterlockedExchange[operation] + (without leading underscore), so we have to distinguish between compiler versions */ + #define NOT_UNDERSCORED_INTERLOCKED_EXCHANGE + #endif + + #ifdef __GNUC__ + #if (_WIN32_WINNT < 0x0501) + #undef _WIN32_WINNT + #define _WIN32_WINNT 0x0501 + #endif + #endif + + #include + #include + #include + + #include + + #if defined(_WIN32) && defined(_MSC_VER) + #if _MSC_VER < 1900 + typedef struct timespec { + long tv_sec; + long tv_nsec; + }; + #endif + #define CLOCK_MONOTONIC 0 + #endif + + typedef SOCKET ENetSocket; + #define ENET_SOCKET_NULL INVALID_SOCKET + + #define ENET_HOST_TO_NET_16(value) (htons(value)) + #define ENET_HOST_TO_NET_32(value) (htonl(value)) + + #define ENET_NET_TO_HOST_16(value) (ntohs(value)) + #define ENET_NET_TO_HOST_32(value) (ntohl(value)) + + typedef struct { + size_t dataLength; + void * data; + } ENetBuffer; + + #define ENET_CALLBACK __cdecl + + #ifdef ENET_DLL + #ifdef ENET_IMPLEMENTATION + #define ENET_API __declspec( dllexport ) + #else + #define ENET_API __declspec( dllimport ) + #endif // ENET_IMPLEMENTATION + #else + #define ENET_API extern + #endif // ENET_DLL + + typedef fd_set ENetSocketSet; + + #define ENET_SOCKETSET_EMPTY(sockset) FD_ZERO(&(sockset)) + #define ENET_SOCKETSET_ADD(sockset, socket) FD_SET(socket, &(sockset)) + #define ENET_SOCKETSET_REMOVE(sockset, socket) FD_CLR(socket, &(sockset)) + #define ENET_SOCKETSET_CHECK(sockset, socket) FD_ISSET(socket, &(sockset)) +#else + #include + #include + #include + #include + #include + #include + #include + #include + #include + #include + #include + #include + #include + + #ifdef __APPLE__ + #include + #include + #include + #endif + + #ifndef MSG_NOSIGNAL + #define MSG_NOSIGNAL 0 + #endif + + #ifdef MSG_MAXIOVLEN + #define ENET_BUFFER_MAXIMUM MSG_MAXIOVLEN + #endif + + typedef int ENetSocket; + + #define ENET_SOCKET_NULL -1 + + #define ENET_HOST_TO_NET_16(value) (htons(value)) /**< macro that converts host to net byte-order of a 16-bit value */ + #define ENET_HOST_TO_NET_32(value) (htonl(value)) /**< macro that converts host to net byte-order of a 32-bit value */ + + #define ENET_NET_TO_HOST_16(value) (ntohs(value)) /**< macro that converts net to host byte-order of a 16-bit value */ + #define ENET_NET_TO_HOST_32(value) (ntohl(value)) /**< macro that converts net to host byte-order of a 32-bit value */ + + typedef struct { + void * data; + size_t dataLength; + } ENetBuffer; + + #define ENET_CALLBACK + #define ENET_API extern + + typedef fd_set ENetSocketSet; + + #define ENET_SOCKETSET_EMPTY(sockset) FD_ZERO(&(sockset)) + #define ENET_SOCKETSET_ADD(sockset, socket) FD_SET(socket, &(sockset)) + #define ENET_SOCKETSET_REMOVE(sockset, socket) FD_CLR(socket, &(sockset)) + #define ENET_SOCKETSET_CHECK(sockset, socket) FD_ISSET(socket, &(sockset)) +#endif + +#ifndef ENET_BUFFER_MAXIMUM +#define ENET_BUFFER_MAXIMUM (1 + 2 * ENET_PROTOCOL_MAXIMUM_PACKET_COMMANDS) +#endif + +#define ENET_UNUSED(x) (void)x; + +#define ENET_MAX(x, y) ((x) > (y) ? (x) : (y)) +#define ENET_MIN(x, y) ((x) < (y) ? (x) : (y)) + +#define ENET_IPV6 1 +#define ENET_HOST_ANY in6addr_any +#define ENET_HOST_BROADCAST 0xFFFFFFFFU +#define ENET_PORT_ANY 0 + +#ifdef __cplusplus +extern "C" { +#endif + +// =======================================================================// +// ! +// ! Basic stuff +// ! +// =======================================================================// + + typedef uint8_t enet_uint8; /**< unsigned 8-bit type */ + typedef uint16_t enet_uint16; /**< unsigned 16-bit type */ + typedef uint32_t enet_uint32; /**< unsigned 32-bit type */ + typedef uint64_t enet_uint64; /**< unsigned 64-bit type */ + + typedef enet_uint32 ENetVersion; + typedef struct _ENetPacket ENetPacket; + + typedef struct _ENetCallbacks { + void *(ENET_CALLBACK *malloc) (size_t size); + void (ENET_CALLBACK *free) (void *memory); + void (ENET_CALLBACK *no_memory) (void); + + ENetPacket *(ENET_CALLBACK *packet_create) (const void *data, size_t dataLength, enet_uint32 flags); + void (ENET_CALLBACK *packet_destroy) (ENetPacket *packet); + } ENetCallbacks; + + extern void *enet_malloc(size_t); + extern void enet_free(void *); + extern ENetPacket* enet_packet_create(const void*,size_t,enet_uint32); + extern void enet_packet_destroy(ENetPacket*); + +// =======================================================================// +// ! +// ! List +// ! +// =======================================================================// + + typedef struct _ENetListNode { + struct _ENetListNode *next; + struct _ENetListNode *previous; + } ENetListNode; + + typedef ENetListNode *ENetListIterator; + + typedef struct _ENetList { + ENetListNode sentinel; + } ENetList; + + extern ENetListIterator enet_list_insert(ENetListIterator, void *); + extern ENetListIterator enet_list_move(ENetListIterator, void *, void *); + + extern void *enet_list_remove(ENetListIterator); + extern void enet_list_clear(ENetList *); + extern size_t enet_list_size(ENetList *); + + #define enet_list_begin(list) ((list)->sentinel.next) + #define enet_list_end(list) (&(list)->sentinel) + #define enet_list_empty(list) (enet_list_begin(list) == enet_list_end(list)) + #define enet_list_next(iterator) ((iterator)->next) + #define enet_list_previous(iterator) ((iterator)->previous) + #define enet_list_front(list) ((void *)(list)->sentinel.next) + #define enet_list_back(list) ((void *)(list)->sentinel.previous) + + +// =======================================================================// +// ! +// ! Protocol +// ! +// =======================================================================// + + enum { + ENET_PROTOCOL_MINIMUM_MTU = 576, + ENET_PROTOCOL_MAXIMUM_MTU = 4096, + ENET_PROTOCOL_MAXIMUM_PACKET_COMMANDS = 32, + ENET_PROTOCOL_MINIMUM_WINDOW_SIZE = 4096, + ENET_PROTOCOL_MAXIMUM_WINDOW_SIZE = 65536, + ENET_PROTOCOL_MINIMUM_CHANNEL_COUNT = 1, + ENET_PROTOCOL_MAXIMUM_CHANNEL_COUNT = 255, + ENET_PROTOCOL_MAXIMUM_PEER_ID = 0xFFF, + ENET_PROTOCOL_MAXIMUM_FRAGMENT_COUNT = 1024 * 1024 + }; + + typedef enum _ENetProtocolCommand { + ENET_PROTOCOL_COMMAND_NONE = 0, + ENET_PROTOCOL_COMMAND_ACKNOWLEDGE = 1, + ENET_PROTOCOL_COMMAND_CONNECT = 2, + ENET_PROTOCOL_COMMAND_VERIFY_CONNECT = 3, + ENET_PROTOCOL_COMMAND_DISCONNECT = 4, + ENET_PROTOCOL_COMMAND_PING = 5, + ENET_PROTOCOL_COMMAND_SEND_RELIABLE = 6, + ENET_PROTOCOL_COMMAND_SEND_UNRELIABLE = 7, + ENET_PROTOCOL_COMMAND_SEND_FRAGMENT = 8, + ENET_PROTOCOL_COMMAND_SEND_UNSEQUENCED = 9, + ENET_PROTOCOL_COMMAND_BANDWIDTH_LIMIT = 10, + ENET_PROTOCOL_COMMAND_THROTTLE_CONFIGURE = 11, + ENET_PROTOCOL_COMMAND_SEND_UNRELIABLE_FRAGMENT = 12, + ENET_PROTOCOL_COMMAND_COUNT = 13, + + ENET_PROTOCOL_COMMAND_MASK = 0x0F + } ENetProtocolCommand; + + typedef enum _ENetProtocolFlag { + ENET_PROTOCOL_COMMAND_FLAG_ACKNOWLEDGE = (1 << 7), + ENET_PROTOCOL_COMMAND_FLAG_UNSEQUENCED = (1 << 6), + + ENET_PROTOCOL_HEADER_FLAG_COMPRESSED = (1 << 14), + ENET_PROTOCOL_HEADER_FLAG_SENT_TIME = (1 << 15), + ENET_PROTOCOL_HEADER_FLAG_MASK = ENET_PROTOCOL_HEADER_FLAG_COMPRESSED | ENET_PROTOCOL_HEADER_FLAG_SENT_TIME, + + ENET_PROTOCOL_HEADER_SESSION_MASK = (3 << 12), + ENET_PROTOCOL_HEADER_SESSION_SHIFT = 12 + } ENetProtocolFlag; + + #ifdef _MSC_VER + #pragma pack(push, 1) + #define ENET_PACKED + #elif defined(__GNUC__) || defined(__clang__) + #define ENET_PACKED __attribute__ ((packed)) + #else + #define ENET_PACKED + #endif + + typedef struct _ENetProtocolHeader { + enet_uint16 peerID; + enet_uint16 sentTime; + } ENET_PACKED ENetProtocolHeader; + + typedef struct _ENetProtocolCommandHeader { + enet_uint8 command; + enet_uint8 channelID; + enet_uint16 reliableSequenceNumber; + } ENET_PACKED ENetProtocolCommandHeader; + + typedef struct _ENetProtocolAcknowledge { + ENetProtocolCommandHeader header; + enet_uint16 receivedReliableSequenceNumber; + enet_uint16 receivedSentTime; + } ENET_PACKED ENetProtocolAcknowledge; + + typedef struct _ENetProtocolConnect { + ENetProtocolCommandHeader header; + enet_uint16 outgoingPeerID; + enet_uint8 incomingSessionID; + enet_uint8 outgoingSessionID; + enet_uint32 mtu; + enet_uint32 windowSize; + enet_uint32 channelCount; + enet_uint32 incomingBandwidth; + enet_uint32 outgoingBandwidth; + enet_uint32 packetThrottleInterval; + enet_uint32 packetThrottleAcceleration; + enet_uint32 packetThrottleDeceleration; + enet_uint32 connectID; + enet_uint32 data; + } ENET_PACKED ENetProtocolConnect; + + typedef struct _ENetProtocolVerifyConnect { + ENetProtocolCommandHeader header; + enet_uint16 outgoingPeerID; + enet_uint8 incomingSessionID; + enet_uint8 outgoingSessionID; + enet_uint32 mtu; + enet_uint32 windowSize; + enet_uint32 channelCount; + enet_uint32 incomingBandwidth; + enet_uint32 outgoingBandwidth; + enet_uint32 packetThrottleInterval; + enet_uint32 packetThrottleAcceleration; + enet_uint32 packetThrottleDeceleration; + enet_uint32 connectID; + } ENET_PACKED ENetProtocolVerifyConnect; + + typedef struct _ENetProtocolBandwidthLimit { + ENetProtocolCommandHeader header; + enet_uint32 incomingBandwidth; + enet_uint32 outgoingBandwidth; + } ENET_PACKED ENetProtocolBandwidthLimit; + + typedef struct _ENetProtocolThrottleConfigure { + ENetProtocolCommandHeader header; + enet_uint32 packetThrottleInterval; + enet_uint32 packetThrottleAcceleration; + enet_uint32 packetThrottleDeceleration; + } ENET_PACKED ENetProtocolThrottleConfigure; + + typedef struct _ENetProtocolDisconnect { + ENetProtocolCommandHeader header; + enet_uint32 data; + } ENET_PACKED ENetProtocolDisconnect; + + typedef struct _ENetProtocolPing { + ENetProtocolCommandHeader header; + } ENET_PACKED ENetProtocolPing; + + typedef struct _ENetProtocolSendReliable { + ENetProtocolCommandHeader header; + enet_uint16 dataLength; + } ENET_PACKED ENetProtocolSendReliable; + + typedef struct _ENetProtocolSendUnreliable { + ENetProtocolCommandHeader header; + enet_uint16 unreliableSequenceNumber; + enet_uint16 dataLength; + } ENET_PACKED ENetProtocolSendUnreliable; + + typedef struct _ENetProtocolSendUnsequenced { + ENetProtocolCommandHeader header; + enet_uint16 unsequencedGroup; + enet_uint16 dataLength; + } ENET_PACKED ENetProtocolSendUnsequenced; + + typedef struct _ENetProtocolSendFragment { + ENetProtocolCommandHeader header; + enet_uint16 startSequenceNumber; + enet_uint16 dataLength; + enet_uint32 fragmentCount; + enet_uint32 fragmentNumber; + enet_uint32 totalLength; + enet_uint32 fragmentOffset; + } ENET_PACKED ENetProtocolSendFragment; + + typedef union _ENetProtocol { + ENetProtocolCommandHeader header; + ENetProtocolAcknowledge acknowledge; + ENetProtocolConnect connect; + ENetProtocolVerifyConnect verifyConnect; + ENetProtocolDisconnect disconnect; + ENetProtocolPing ping; + ENetProtocolSendReliable sendReliable; + ENetProtocolSendUnreliable sendUnreliable; + ENetProtocolSendUnsequenced sendUnsequenced; + ENetProtocolSendFragment sendFragment; + ENetProtocolBandwidthLimit bandwidthLimit; + ENetProtocolThrottleConfigure throttleConfigure; + } ENET_PACKED ENetProtocol; + + #ifdef _MSC_VER + #pragma pack(pop) + #endif + +// =======================================================================// +// ! +// ! General ENet structs/enums +// ! +// =======================================================================// + + typedef enum _ENetSocketType { + ENET_SOCKET_TYPE_STREAM = 1, + ENET_SOCKET_TYPE_DATAGRAM = 2 + } ENetSocketType; + + typedef enum _ENetSocketWait { + ENET_SOCKET_WAIT_NONE = 0, + ENET_SOCKET_WAIT_SEND = (1 << 0), + ENET_SOCKET_WAIT_RECEIVE = (1 << 1), + ENET_SOCKET_WAIT_INTERRUPT = (1 << 2) + } ENetSocketWait; + + typedef enum _ENetSocketOption { + ENET_SOCKOPT_NONBLOCK = 1, + ENET_SOCKOPT_BROADCAST = 2, + ENET_SOCKOPT_RCVBUF = 3, + ENET_SOCKOPT_SNDBUF = 4, + ENET_SOCKOPT_REUSEADDR = 5, + ENET_SOCKOPT_RCVTIMEO = 6, + ENET_SOCKOPT_SNDTIMEO = 7, + ENET_SOCKOPT_ERROR = 8, + ENET_SOCKOPT_NODELAY = 9, + ENET_SOCKOPT_IPV6_V6ONLY = 10, + } ENetSocketOption; + + typedef enum _ENetSocketShutdown { + ENET_SOCKET_SHUTDOWN_READ = 0, + ENET_SOCKET_SHUTDOWN_WRITE = 1, + ENET_SOCKET_SHUTDOWN_READ_WRITE = 2 + } ENetSocketShutdown; + + /** + * Portable internet address structure. + * + * The host must be specified in network byte-order, and the port must be in host + * byte-order. The constant ENET_HOST_ANY may be used to specify the default + * server host. The constant ENET_HOST_BROADCAST may be used to specify the + * broadcast address (255.255.255.255). This makes sense for enet_host_connect, + * but not for enet_host_create. Once a server responds to a broadcast, the + * address is updated from ENET_HOST_BROADCAST to the server's actual IP address. + */ + typedef struct _ENetAddress { + struct in6_addr host; + enet_uint16 port; + enet_uint16 sin6_scope_id; + } ENetAddress; + + #define in6_equal(in6_addr_a, in6_addr_b) (memcmp(&in6_addr_a, &in6_addr_b, sizeof(struct in6_addr)) == 0) + + /** + * Packet flag bit constants. + * + * The host must be specified in network byte-order, and the port must be in + * host byte-order. The constant ENET_HOST_ANY may be used to specify the + * default server host. + * + * @sa ENetPacket + */ + typedef enum _ENetPacketFlag { + ENET_PACKET_FLAG_RELIABLE = (1 << 0), /** packet must be received by the target peer and resend attempts should be made until the packet is delivered */ + ENET_PACKET_FLAG_UNSEQUENCED = (1 << 1), /** packet will not be sequenced with other packets not supported for reliable packets */ + ENET_PACKET_FLAG_NO_ALLOCATE = (1 << 2), /** packet will not allocate data, and user must supply it instead */ + ENET_PACKET_FLAG_UNRELIABLE_FRAGMENT = (1 << 3), /** packet will be fragmented using unreliable (instead of reliable) sends if it exceeds the MTU */ + ENET_PACKET_FLAG_SENT = (1 << 8), /** whether the packet has been sent from all queues it has been entered into */ + } ENetPacketFlag; + + typedef void (ENET_CALLBACK *ENetPacketFreeCallback)(void *); + + /** + * ENet packet structure. + * + * An ENet data packet that may be sent to or received from a peer. The shown + * fields should only be read and never modified. The data field contains the + * allocated data for the packet. The dataLength fields specifies the length + * of the allocated data. The flags field is either 0 (specifying no flags), + * or a bitwise-or of any combination of the following flags: + * + * ENET_PACKET_FLAG_RELIABLE - packet must be received by the target peer and resend attempts should be made until the packet is delivered + * ENET_PACKET_FLAG_UNSEQUENCED - packet will not be sequenced with other packets (not supported for reliable packets) + * ENET_PACKET_FLAG_NO_ALLOCATE - packet will not allocate data, and user must supply it instead + * ENET_PACKET_FLAG_UNRELIABLE_FRAGMENT - packet will be fragmented using unreliable (instead of reliable) sends if it exceeds the MTU + * ENET_PACKET_FLAG_SENT - whether the packet has been sent from all queues it has been entered into + * @sa ENetPacketFlag + */ + typedef struct _ENetPacket { + size_t referenceCount; /**< internal use only */ + enet_uint32 flags; /**< bitwise-or of ENetPacketFlag constants */ + enet_uint8 * data; /**< allocated data for packet */ + size_t dataLength; /**< length of data */ + ENetPacketFreeCallback freeCallback; /**< function to be called when the packet is no longer in use */ + void * userData; /**< application private data, may be freely modified */ + } ENetPacket; + + typedef struct _ENetAcknowledgement { + ENetListNode acknowledgementList; + enet_uint32 sentTime; + ENetProtocol command; + } ENetAcknowledgement; + + typedef struct _ENetOutgoingCommand { + ENetListNode outgoingCommandList; + enet_uint16 reliableSequenceNumber; + enet_uint16 unreliableSequenceNumber; + enet_uint32 sentTime; + enet_uint32 roundTripTimeout; + enet_uint32 roundTripTimeoutLimit; + enet_uint32 fragmentOffset; + enet_uint16 fragmentLength; + enet_uint16 sendAttempts; + ENetProtocol command; + ENetPacket * packet; + } ENetOutgoingCommand; + + typedef struct _ENetIncomingCommand { + ENetListNode incomingCommandList; + enet_uint16 reliableSequenceNumber; + enet_uint16 unreliableSequenceNumber; + ENetProtocol command; + enet_uint32 fragmentCount; + enet_uint32 fragmentsRemaining; + enet_uint32 *fragments; + ENetPacket * packet; + } ENetIncomingCommand; + + typedef enum _ENetPeerState { + ENET_PEER_STATE_DISCONNECTED = 0, + ENET_PEER_STATE_CONNECTING = 1, + ENET_PEER_STATE_ACKNOWLEDGING_CONNECT = 2, + ENET_PEER_STATE_CONNECTION_PENDING = 3, + ENET_PEER_STATE_CONNECTION_SUCCEEDED = 4, + ENET_PEER_STATE_CONNECTED = 5, + ENET_PEER_STATE_DISCONNECT_LATER = 6, + ENET_PEER_STATE_DISCONNECTING = 7, + ENET_PEER_STATE_ACKNOWLEDGING_DISCONNECT = 8, + ENET_PEER_STATE_ZOMBIE = 9 + } ENetPeerState; + + enum { + ENET_HOST_RECEIVE_BUFFER_SIZE = 256 * 1024, + ENET_HOST_SEND_BUFFER_SIZE = 256 * 1024, + ENET_HOST_BANDWIDTH_THROTTLE_INTERVAL = 1000, + ENET_HOST_DEFAULT_MTU = 1400, + ENET_HOST_DEFAULT_MAXIMUM_PACKET_SIZE = 32 * 1024 * 1024, + ENET_HOST_DEFAULT_MAXIMUM_WAITING_DATA = 32 * 1024 * 1024, + + ENET_PEER_DEFAULT_ROUND_TRIP_TIME = 500, + ENET_PEER_DEFAULT_PACKET_THROTTLE = 32, + ENET_PEER_PACKET_THROTTLE_SCALE = 32, + ENET_PEER_PACKET_THROTTLE_COUNTER = 7, + ENET_PEER_PACKET_THROTTLE_ACCELERATION = 2, + ENET_PEER_PACKET_THROTTLE_DECELERATION = 2, + ENET_PEER_PACKET_THROTTLE_INTERVAL = 5000, + ENET_PEER_PACKET_LOSS_SCALE = (1 << 16), + ENET_PEER_PACKET_LOSS_INTERVAL = 10000, + ENET_PEER_WINDOW_SIZE_SCALE = 64 * 1024, + ENET_PEER_TIMEOUT_LIMIT = 32, + ENET_PEER_TIMEOUT_MINIMUM = 5000, + ENET_PEER_TIMEOUT_MAXIMUM = 30000, + ENET_PEER_PING_INTERVAL = 500, + ENET_PEER_UNSEQUENCED_WINDOWS = 64, + ENET_PEER_UNSEQUENCED_WINDOW_SIZE = 1024, + ENET_PEER_FREE_UNSEQUENCED_WINDOWS = 32, + ENET_PEER_RELIABLE_WINDOWS = 16, + ENET_PEER_RELIABLE_WINDOW_SIZE = 0x1000, + ENET_PEER_FREE_RELIABLE_WINDOWS = 8 + }; + + typedef struct _ENetChannel { + enet_uint16 outgoingReliableSequenceNumber; + enet_uint16 outgoingUnreliableSequenceNumber; + enet_uint16 usedReliableWindows; + enet_uint16 reliableWindows[ENET_PEER_RELIABLE_WINDOWS]; + enet_uint16 incomingReliableSequenceNumber; + enet_uint16 incomingUnreliableSequenceNumber; + ENetList incomingReliableCommands; + ENetList incomingUnreliableCommands; + } ENetChannel; + + /** + * An ENet peer which data packets may be sent or received from. + * + * No fields should be modified unless otherwise specified. + */ + typedef struct _ENetPeer { + ENetListNode dispatchList; + struct _ENetHost *host; + enet_uint16 outgoingPeerID; + enet_uint16 incomingPeerID; + enet_uint32 connectID; + enet_uint8 outgoingSessionID; + enet_uint8 incomingSessionID; + ENetAddress address; /**< Internet address of the peer */ + void * data; /**< Application private data, may be freely modified */ + ENetPeerState state; + ENetChannel * channels; + size_t channelCount; /**< Number of channels allocated for communication with peer */ + enet_uint32 incomingBandwidth; /**< Downstream bandwidth of the client in bytes/second */ + enet_uint32 outgoingBandwidth; /**< Upstream bandwidth of the client in bytes/second */ + enet_uint32 incomingBandwidthThrottleEpoch; + enet_uint32 outgoingBandwidthThrottleEpoch; + enet_uint32 incomingDataTotal; + enet_uint64 totalDataReceived; + enet_uint32 outgoingDataTotal; + enet_uint64 totalDataSent; + enet_uint32 lastSendTime; + enet_uint32 lastReceiveTime; + enet_uint32 nextTimeout; + enet_uint32 earliestTimeout; + enet_uint32 packetLossEpoch; + enet_uint32 packetsSent; + enet_uint64 totalPacketsSent; /**< total number of packets sent during a session */ + enet_uint32 packetsLost; + enet_uint32 totalPacketsLost; /**< total number of packets lost during a session */ + enet_uint32 packetLoss; /**< mean packet loss of reliable packets as a ratio with respect to the constant ENET_PEER_PACKET_LOSS_SCALE */ + enet_uint32 packetLossVariance; + enet_uint32 packetThrottle; + enet_uint32 packetThrottleLimit; + enet_uint32 packetThrottleCounter; + enet_uint32 packetThrottleEpoch; + enet_uint32 packetThrottleAcceleration; + enet_uint32 packetThrottleDeceleration; + enet_uint32 packetThrottleInterval; + enet_uint32 pingInterval; + enet_uint32 timeoutLimit; + enet_uint32 timeoutMinimum; + enet_uint32 timeoutMaximum; + enet_uint32 lastRoundTripTime; + enet_uint32 lowestRoundTripTime; + enet_uint32 lastRoundTripTimeVariance; + enet_uint32 highestRoundTripTimeVariance; + enet_uint32 roundTripTime; /**< mean round trip time (RTT), in milliseconds, between sending a reliable packet and receiving its acknowledgement */ + enet_uint32 roundTripTimeVariance; + enet_uint32 mtu; + enet_uint32 windowSize; + enet_uint32 reliableDataInTransit; + enet_uint16 outgoingReliableSequenceNumber; + ENetList acknowledgements; + ENetList sentReliableCommands; + ENetList sentUnreliableCommands; + ENetList outgoingReliableCommands; + ENetList outgoingUnreliableCommands; + ENetList dispatchedCommands; + int needsDispatch; + enet_uint16 incomingUnsequencedGroup; + enet_uint16 outgoingUnsequencedGroup; + enet_uint32 unsequencedWindow[ENET_PEER_UNSEQUENCED_WINDOW_SIZE / 32]; + enet_uint32 eventData; + size_t totalWaitingData; + } ENetPeer; + + /** An ENet packet compressor for compressing UDP packets before socket sends or receives. */ + typedef struct _ENetCompressor { + /** Context data for the compressor. Must be non-NULL. */ + void *context; + + /** Compresses from inBuffers[0:inBufferCount-1], containing inLimit bytes, to outData, outputting at most outLimit bytes. Should return 0 on failure. */ + size_t(ENET_CALLBACK * compress) (void *context, const ENetBuffer * inBuffers, size_t inBufferCount, size_t inLimit, enet_uint8 * outData, size_t outLimit); + + /** Decompresses from inData, containing inLimit bytes, to outData, outputting at most outLimit bytes. Should return 0 on failure. */ + size_t(ENET_CALLBACK * decompress) (void *context, const enet_uint8 * inData, size_t inLimit, enet_uint8 * outData, size_t outLimit); + + /** Destroys the context when compression is disabled or the host is destroyed. May be NULL. */ + void (ENET_CALLBACK * destroy)(void *context); + } ENetCompressor; + + /** Callback that computes the checksum of the data held in buffers[0:bufferCount-1] */ + typedef enet_uint32 (ENET_CALLBACK * ENetChecksumCallback)(const ENetBuffer *buffers, size_t bufferCount); + + /** Callback for intercepting received raw UDP packets. Should return 1 to intercept, 0 to ignore, or -1 to propagate an error. */ + typedef int (ENET_CALLBACK * ENetInterceptCallback)(struct _ENetHost *host, void *event); + + /** An ENet host for communicating with peers. + * + * No fields should be modified unless otherwise stated. + * + * @sa enet_host_create() + * @sa enet_host_destroy() + * @sa enet_host_connect() + * @sa enet_host_service() + * @sa enet_host_flush() + * @sa enet_host_broadcast() + * @sa enet_host_compress() + * @sa enet_host_channel_limit() + * @sa enet_host_bandwidth_limit() + * @sa enet_host_bandwidth_throttle() + */ + typedef struct _ENetHost { + ENetSocket socket; + ENetAddress address; /**< Internet address of the host */ + enet_uint32 incomingBandwidth; /**< downstream bandwidth of the host */ + enet_uint32 outgoingBandwidth; /**< upstream bandwidth of the host */ + enet_uint32 bandwidthThrottleEpoch; + enet_uint32 mtu; + enet_uint32 randomSeed; + int recalculateBandwidthLimits; + ENetPeer * peers; /**< array of peers allocated for this host */ + size_t peerCount; /**< number of peers allocated for this host */ + size_t channelLimit; /**< maximum number of channels allowed for connected peers */ + enet_uint32 serviceTime; + ENetList dispatchQueue; + int continueSending; + size_t packetSize; + enet_uint16 headerFlags; + ENetProtocol commands[ENET_PROTOCOL_MAXIMUM_PACKET_COMMANDS]; + size_t commandCount; + ENetBuffer buffers[ENET_BUFFER_MAXIMUM]; + size_t bufferCount; + ENetChecksumCallback checksum; /**< callback the user can set to enable packet checksums for this host */ + ENetCompressor compressor; + enet_uint8 packetData[2][ENET_PROTOCOL_MAXIMUM_MTU]; + ENetAddress receivedAddress; + enet_uint8 * receivedData; + size_t receivedDataLength; + enet_uint32 totalSentData; /**< total data sent, user should reset to 0 as needed to prevent overflow */ + enet_uint32 totalSentPackets; /**< total UDP packets sent, user should reset to 0 as needed to prevent overflow */ + enet_uint32 totalReceivedData; /**< total data received, user should reset to 0 as needed to prevent overflow */ + enet_uint32 totalReceivedPackets; /**< total UDP packets received, user should reset to 0 as needed to prevent overflow */ + ENetInterceptCallback intercept; /**< callback the user can set to intercept received raw UDP packets */ + size_t connectedPeers; + size_t bandwidthLimitedPeers; + size_t duplicatePeers; /**< optional number of allowed peers from duplicate IPs, defaults to ENET_PROTOCOL_MAXIMUM_PEER_ID */ + size_t maximumPacketSize; /**< the maximum allowable packet size that may be sent or received on a peer */ + size_t maximumWaitingData; /**< the maximum aggregate amount of buffer space a peer may use waiting for packets to be delivered */ + } ENetHost; + + /** + * An ENet event type, as specified in @ref ENetEvent. + */ + typedef enum _ENetEventType { + /** no event occurred within the specified time limit */ + ENET_EVENT_TYPE_NONE = 0, + + /** a connection request initiated by enet_host_connect has completed. + * The peer field contains the peer which successfully connected. + */ + ENET_EVENT_TYPE_CONNECT = 1, + + /** a peer has disconnected. This event is generated on a successful + * completion of a disconnect initiated by enet_peer_disconnect, if + * a peer has timed out. The peer field contains the peer + * which disconnected. The data field contains user supplied data + * describing the disconnection, or 0, if none is available. + */ + ENET_EVENT_TYPE_DISCONNECT = 2, + + /** a packet has been received from a peer. The peer field specifies the + * peer which sent the packet. The channelID field specifies the channel + * number upon which the packet was received. The packet field contains + * the packet that was received; this packet must be destroyed with + * enet_packet_destroy after use. + */ + ENET_EVENT_TYPE_RECEIVE = 3, + + /** a peer is disconnected because the host didn't receive the acknowledgment + * packet within certain maximum time out. The reason could be because of bad + * network connection or host crashed. + */ + ENET_EVENT_TYPE_DISCONNECT_TIMEOUT = 4, + } ENetEventType; + + /** + * An ENet event as returned by enet_host_service(). + * + * @sa enet_host_service + */ + typedef struct _ENetEvent { + ENetEventType type; /**< type of the event */ + ENetPeer * peer; /**< peer that generated a connect, disconnect or receive event */ + enet_uint8 channelID; /**< channel on the peer that generated the event, if appropriate */ + enet_uint32 data; /**< data associated with the event, if appropriate */ + ENetPacket * packet; /**< packet associated with the event, if appropriate */ + } ENetEvent; + +// =======================================================================// +// ! +// ! Public API +// ! +// =======================================================================// + + /** + * Initializes ENet globally. Must be called prior to using any functions in ENet. + * @returns 0 on success, < 0 on failure + */ + ENET_API int enet_initialize(void); + + /** + * Initializes ENet globally and supplies user-overridden callbacks. Must be called prior to using any functions in ENet. Do not use enet_initialize() if you use this variant. Make sure the ENetCallbacks structure is zeroed out so that any additional callbacks added in future versions will be properly ignored. + * + * @param version the constant ENET_VERSION should be supplied so ENet knows which version of ENetCallbacks struct to use + * @param inits user-overridden callbacks where any NULL callbacks will use ENet's defaults + * @returns 0 on success, < 0 on failure + */ + ENET_API int enet_initialize_with_callbacks(ENetVersion version, const ENetCallbacks * inits); + + /** + * Shuts down ENet globally. Should be called when a program that has initialized ENet exits. + */ + ENET_API void enet_deinitialize(void); + + /** + * Gives the linked version of the ENet library. + * @returns the version number + */ + ENET_API ENetVersion enet_linked_version(void); + + /** Returns the monotonic time in milliseconds. Its initial value is unspecified unless otherwise set. */ + ENET_API enet_uint32 enet_time_get(void); + + /** ENet socket functions */ + ENET_API ENetSocket enet_socket_create(ENetSocketType); + ENET_API int enet_socket_bind(ENetSocket, const ENetAddress *); + ENET_API int enet_socket_get_address(ENetSocket, ENetAddress *); + ENET_API int enet_socket_listen(ENetSocket, int); + ENET_API ENetSocket enet_socket_accept(ENetSocket, ENetAddress *); + ENET_API int enet_socket_connect(ENetSocket, const ENetAddress *); + ENET_API int enet_socket_send(ENetSocket, const ENetAddress *, const ENetBuffer *, size_t); + ENET_API int enet_socket_receive(ENetSocket, ENetAddress *, ENetBuffer *, size_t); + ENET_API int enet_socket_wait(ENetSocket, enet_uint32 *, enet_uint64); + ENET_API int enet_socket_set_option(ENetSocket, ENetSocketOption, int); + ENET_API int enet_socket_get_option(ENetSocket, ENetSocketOption, int *); + ENET_API int enet_socket_shutdown(ENetSocket, ENetSocketShutdown); + ENET_API void enet_socket_destroy(ENetSocket); + ENET_API int enet_socketset_select(ENetSocket, ENetSocketSet *, ENetSocketSet *, enet_uint32); + + /** Attempts to parse the printable form of the IP address in the parameter hostName + and sets the host field in the address parameter if successful. + @param address destination to store the parsed IP address + @param hostName IP address to parse + @retval 0 on success + @retval < 0 on failure + @returns the address of the given hostName in address on success + */ + ENET_API int enet_address_set_host_ip(ENetAddress * address, const char * hostName); + + /** Attempts to resolve the host named by the parameter hostName and sets + the host field in the address parameter if successful. + @param address destination to store resolved address + @param hostName host name to lookup + @retval 0 on success + @retval < 0 on failure + @returns the address of the given hostName in address on success + */ + ENET_API int enet_address_set_host(ENetAddress * address, const char * hostName); + + /** Gives the printable form of the IP address specified in the address parameter. + @param address address printed + @param hostName destination for name, must not be NULL + @param nameLength maximum length of hostName. + @returns the null-terminated name of the host in hostName on success + @retval 0 on success + @retval < 0 on failure + */ + ENET_API int enet_address_get_host_ip(const ENetAddress * address, char * hostName, size_t nameLength); + + /** Attempts to do a reverse lookup of the host field in the address parameter. + @param address address used for reverse lookup + @param hostName destination for name, must not be NULL + @param nameLength maximum length of hostName. + @returns the null-terminated name of the host in hostName on success + @retval 0 on success + @retval < 0 on failure + */ + ENET_API int enet_address_get_host(const ENetAddress * address, char * hostName, size_t nameLength); + + ENET_API enet_uint32 enet_host_get_peers_count(ENetHost *); + ENET_API enet_uint32 enet_host_get_packets_sent(ENetHost *); + ENET_API enet_uint32 enet_host_get_packets_received(ENetHost *); + ENET_API enet_uint32 enet_host_get_bytes_sent(ENetHost *); + ENET_API enet_uint32 enet_host_get_bytes_received(ENetHost *); + ENET_API enet_uint32 enet_host_get_received_data(ENetHost *, enet_uint8** data); + ENET_API enet_uint32 enet_host_get_mtu(ENetHost *); + + ENET_API enet_uint32 enet_peer_get_id(ENetPeer *); + ENET_API enet_uint32 enet_peer_get_ip(ENetPeer *, char * ip, size_t ipLength); + ENET_API enet_uint16 enet_peer_get_port(ENetPeer *); + ENET_API enet_uint32 enet_peer_get_rtt(ENetPeer *); + ENET_API enet_uint64 enet_peer_get_packets_sent(ENetPeer *); + ENET_API enet_uint32 enet_peer_get_packets_lost(ENetPeer *); + ENET_API enet_uint64 enet_peer_get_bytes_sent(ENetPeer *); + ENET_API enet_uint64 enet_peer_get_bytes_received(ENetPeer *); + + ENET_API ENetPeerState enet_peer_get_state(ENetPeer *); + + ENET_API void * enet_peer_get_data(ENetPeer *); + ENET_API void enet_peer_set_data(ENetPeer *, const void *); + + ENET_API void * enet_packet_get_data(ENetPacket *); + ENET_API enet_uint32 enet_packet_get_length(ENetPacket *); + ENET_API void enet_packet_set_free_callback(ENetPacket *, void *); + + ENET_API ENetPacket * enet_packet_create_offset(const void *, size_t, size_t, enet_uint32); + ENET_API enet_uint32 enet_crc32(const ENetBuffer *, size_t); + + ENET_API ENetHost * enet_host_create(const ENetAddress *, size_t, size_t, enet_uint32, enet_uint32); + ENET_API void enet_host_destroy(ENetHost *); + ENET_API ENetPeer * enet_host_connect(ENetHost *, const ENetAddress *, size_t, enet_uint32); + ENET_API int enet_host_check_events(ENetHost *, ENetEvent *); + ENET_API int enet_host_service(ENetHost *, ENetEvent *, enet_uint32); + ENET_API int enet_host_send_raw(ENetHost *, const ENetAddress *, enet_uint8 *, size_t); + ENET_API int enet_host_send_raw_ex(ENetHost *host, const ENetAddress* address, enet_uint8* data, size_t skipBytes, size_t bytesToSend); + ENET_API void enet_host_set_intercept(ENetHost *, const ENetInterceptCallback); + ENET_API void enet_host_flush(ENetHost *); + ENET_API void enet_host_broadcast(ENetHost *, enet_uint8, ENetPacket *); + ENET_API void enet_host_compress(ENetHost *, const ENetCompressor *); + ENET_API void enet_host_channel_limit(ENetHost *, size_t); + ENET_API void enet_host_bandwidth_limit(ENetHost *, enet_uint32, enet_uint32); + extern void enet_host_bandwidth_throttle(ENetHost *); + extern enet_uint64 enet_host_random_seed(void); + + ENET_API int enet_peer_send(ENetPeer *, enet_uint8, ENetPacket *); + ENET_API ENetPacket * enet_peer_receive(ENetPeer *, enet_uint8 * channelID); + ENET_API void enet_peer_ping(ENetPeer *); + ENET_API void enet_peer_ping_interval(ENetPeer *, enet_uint32); + ENET_API void enet_peer_timeout(ENetPeer *, enet_uint32, enet_uint32, enet_uint32); + ENET_API void enet_peer_reset(ENetPeer *); + ENET_API void enet_peer_disconnect(ENetPeer *, enet_uint32); + ENET_API void enet_peer_disconnect_now(ENetPeer *, enet_uint32); + ENET_API void enet_peer_disconnect_later(ENetPeer *, enet_uint32); + ENET_API void enet_peer_throttle_configure(ENetPeer *, enet_uint32, enet_uint32, enet_uint32); + extern int enet_peer_throttle(ENetPeer *, enet_uint32); + extern void enet_peer_reset_queues(ENetPeer *); + extern void enet_peer_setup_outgoing_command(ENetPeer *, ENetOutgoingCommand *); + extern ENetOutgoingCommand * enet_peer_queue_outgoing_command(ENetPeer *, const ENetProtocol *, ENetPacket *, enet_uint32, enet_uint16); + extern ENetIncomingCommand * enet_peer_queue_incoming_command(ENetPeer *, const ENetProtocol *, const void *, size_t, enet_uint32, enet_uint32); + extern ENetAcknowledgement * enet_peer_queue_acknowledgement(ENetPeer *, const ENetProtocol *, enet_uint16); + extern void enet_peer_dispatch_incoming_unreliable_commands(ENetPeer *, ENetChannel *); + extern void enet_peer_dispatch_incoming_reliable_commands(ENetPeer *, ENetChannel *); + extern void enet_peer_on_connect(ENetPeer *); + extern void enet_peer_on_disconnect(ENetPeer *); + + extern size_t enet_protocol_command_size (enet_uint8); + +#ifdef __cplusplus +} +#endif + +#if defined(ENET_IMPLEMENTATION) && !defined(ENET_IMPLEMENTATION_DONE) +#define ENET_IMPLEMENTATION_DONE 1 + +#ifdef __cplusplus +extern "C" { +#endif + +// =======================================================================// +// ! +// ! Atomics +// ! +// =======================================================================// + +#if defined(_MSC_VER) + + #define ENET_AT_CASSERT_PRED(predicate) sizeof(char[2 * !!(predicate)-1]) + #define ENET_IS_SUPPORTED_ATOMIC(size) ENET_AT_CASSERT_PRED(size == 1 || size == 2 || size == 4 || size == 8) + #define ENET_ATOMIC_SIZEOF(variable) (ENET_IS_SUPPORTED_ATOMIC(sizeof(*(variable))), sizeof(*(variable))) + + __inline int64_t enet_at_atomic_read(char *ptr, size_t size) + { + switch (size) { + case 1: + return _InterlockedExchangeAdd8((volatile char *)ptr, 0); + case 2: + return _InterlockedExchangeAdd16((volatile SHORT *)ptr, 0); + case 4: + #ifdef NOT_UNDERSCORED_INTERLOCKED_EXCHANGE + return InterlockedExchangeAdd((volatile LONG *)ptr, 0); + #else + return _InterlockedExchangeAdd((volatile LONG *)ptr, 0); + #endif + case 8: + #ifdef NOT_UNDERSCORED_INTERLOCKED_EXCHANGE + return InterlockedExchangeAdd64((volatile LONGLONG *)ptr, 0); + #else + return _InterlockedExchangeAdd64((volatile LONGLONG *)ptr, 0); + #endif + default: + return 0xbad13bad; /* never reached */ + } + } + + __inline int64_t enet_at_atomic_write(char *ptr, int64_t value, size_t size) + { + switch (size) { + case 1: + return _InterlockedExchange8((volatile char *)ptr, (char)value); + case 2: + return _InterlockedExchange16((volatile SHORT *)ptr, (SHORT)value); + case 4: + #ifdef NOT_UNDERSCORED_INTERLOCKED_EXCHANGE + return InterlockedExchange((volatile LONG *)ptr, (LONG)value); + #else + return _InterlockedExchange((volatile LONG *)ptr, (LONG)value); + #endif + case 8: + #ifdef NOT_UNDERSCORED_INTERLOCKED_EXCHANGE + return InterlockedExchange64((volatile LONGLONG *)ptr, (LONGLONG)value); + #else + return _InterlockedExchange64((volatile LONGLONG *)ptr, (LONGLONG)value); + #endif + default: + return 0xbad13bad; /* never reached */ + } + } + + __inline int64_t enet_at_atomic_cas(char *ptr, int64_t new_val, int64_t old_val, size_t size) + { + switch (size) { + case 1: + return _InterlockedCompareExchange8((volatile char *)ptr, (char)new_val, (char)old_val); + case 2: + return _InterlockedCompareExchange16((volatile SHORT *)ptr, (SHORT)new_val, + (SHORT)old_val); + case 4: + #ifdef NOT_UNDERSCORED_INTERLOCKED_EXCHANGE + return InterlockedCompareExchange((volatile LONG *)ptr, (LONG)new_val, (LONG)old_val); + #else + return _InterlockedCompareExchange((volatile LONG *)ptr, (LONG)new_val, (LONG)old_val); + #endif + case 8: + #ifdef NOT_UNDERSCORED_INTERLOCKED_EXCHANGE + return InterlockedCompareExchange64((volatile LONGLONG *)ptr, (LONGLONG)new_val, + (LONGLONG)old_val); + #else + return _InterlockedCompareExchange64((volatile LONGLONG *)ptr, (LONGLONG)new_val, + (LONGLONG)old_val); + #endif + default: + return 0xbad13bad; /* never reached */ + } + } + + __inline int64_t enet_at_atomic_inc(char *ptr, int64_t delta, size_t data_size) + { + switch (data_size) { + case 1: + return _InterlockedExchangeAdd8((volatile char *)ptr, (char)delta); + case 2: + return _InterlockedExchangeAdd16((volatile SHORT *)ptr, (SHORT)delta); + case 4: + #ifdef NOT_UNDERSCORED_INTERLOCKED_EXCHANGE + return InterlockedExchangeAdd((volatile LONG *)ptr, (LONG)delta); + #else + return _InterlockedExchangeAdd((volatile LONG *)ptr, (LONG)delta); + #endif + case 8: + #ifdef NOT_UNDERSCORED_INTERLOCKED_EXCHANGE + return InterlockedExchangeAdd64((volatile LONGLONG *)ptr, (LONGLONG)delta); + #else + return _InterlockedExchangeAdd64((volatile LONGLONG *)ptr, (LONGLONG)delta); + #endif + default: + return 0xbad13bad; /* never reached */ + } + } + + #define ENET_ATOMIC_READ(variable) enet_at_atomic_read((char *)(variable), ENET_ATOMIC_SIZEOF(variable)) + #define ENET_ATOMIC_WRITE(variable, new_val) \ + enet_at_atomic_write((char *)(variable), (int64_t)(new_val), ENET_ATOMIC_SIZEOF(variable)) + #define ENET_ATOMIC_CAS(variable, old_value, new_val) \ + enet_at_atomic_cas((char *)(variable), (int64_t)(new_val), (int64_t)(old_value), \ + ENET_ATOMIC_SIZEOF(variable)) + #define ENET_ATOMIC_INC(variable) enet_at_atomic_inc((char *)(variable), 1, ENET_ATOMIC_SIZEOF(variable)) + #define ENET_ATOMIC_DEC(variable) enet_at_atomic_inc((char *)(variable), -1, ENET_ATOMIC_SIZEOF(variable)) + #define ENET_ATOMIC_INC_BY(variable, delta) \ + enet_at_atomic_inc((char *)(variable), (delta), ENET_ATOMIC_SIZEOF(variable)) + #define ENET_ATOMIC_DEC_BY(variable, delta) \ + enet_at_atomic_inc((char *)(variable), -(delta), ENET_ATOMIC_SIZEOF(variable)) + +#elif defined(__GNUC__) || defined(__clang__) + + #if defined(__clang__) || (__GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 7)) + #define AT_HAVE_ATOMICS + #endif + + /* We want to use __atomic built-ins if possible because the __sync primitives are + deprecated, because the __atomic build-ins allow us to use ENET_ATOMIC_WRITE on + uninitialized memory without running into undefined behavior, and because the + __atomic versions generate more efficient code since we don't need to rely on + CAS when we don't actually want it. + + Note that we use acquire-release memory order (like mutexes do). We could use + sequentially consistent memory order but that has lower performance and is + almost always unneeded. */ + #ifdef AT_HAVE_ATOMICS + #define ENET_ATOMIC_READ(ptr) __atomic_load_n((ptr), __ATOMIC_ACQUIRE) + #define ENET_ATOMIC_WRITE(ptr, value) __atomic_store_n((ptr), (value), __ATOMIC_RELEASE) + + #ifndef typeof + #define typeof __typeof__ + #endif + + /* clang_analyzer doesn't know that CAS writes to memory so it complains about + potentially lost data. Replace the code with the equivalent non-sync code. */ + #ifdef __clang_analyzer__ + + #define ENET_ATOMIC_CAS(ptr, old_value, new_value) \ + ({ \ + typeof(*(ptr)) ENET_ATOMIC_CAS_old_actual_ = (*(ptr)); \ + if (ATOMIC_CAS_old_actual_ == (old_value)) { \ + *(ptr) = new_value; \ + } \ + ENET_ATOMIC_CAS_old_actual_; \ + }) + + #else + + /* Could use __auto_type instead of typeof but that shouldn't work in C++. + The ({ }) syntax is a GCC extension called statement expression. It lets + us return a value out of the macro. + + TODO We should return bool here instead of the old value to avoid the ABA + problem. */ + #define ENET_ATOMIC_CAS(ptr, old_value, new_value) \ + ({ \ + typeof(*(ptr)) ENET_ATOMIC_CAS_expected_ = (old_value); \ + __atomic_compare_exchange_n((ptr), &ENET_ATOMIC_CAS_expected_, (new_value), false, \ + __ATOMIC_ACQ_REL, __ATOMIC_ACQUIRE); \ + ENET_ATOMIC_CAS_expected_; \ + }) + + #endif /* __clang_analyzer__ */ + + #define ENET_ATOMIC_INC(ptr) __atomic_fetch_add((ptr), 1, __ATOMIC_ACQ_REL) + #define ENET_ATOMIC_DEC(ptr) __atomic_fetch_sub((ptr), 1, __ATOMIC_ACQ_REL) + #define ENET_ATOMIC_INC_BY(ptr, delta) __atomic_fetch_add((ptr), (delta), __ATOMIC_ACQ_REL) + #define ENET_ATOMIC_DEC_BY(ptr, delta) __atomic_fetch_sub((ptr), (delta), __ATOMIC_ACQ_REL) + + #else + + #define ENET_ATOMIC_READ(variable) __sync_fetch_and_add(variable, 0) + #define ENET_ATOMIC_WRITE(variable, new_val) \ + (void) __sync_val_compare_and_swap((variable), *(variable), (new_val)) + #define ENET_ATOMIC_CAS(variable, old_value, new_val) \ + __sync_val_compare_and_swap((variable), (old_value), (new_val)) + #define ENET_ATOMIC_INC(variable) __sync_fetch_and_add((variable), 1) + #define ENET_ATOMIC_DEC(variable) __sync_fetch_and_sub((variable), 1) + #define ENET_ATOMIC_INC_BY(variable, delta) __sync_fetch_and_add((variable), (delta), 1) + #define ENET_ATOMIC_DEC_BY(variable, delta) __sync_fetch_and_sub((variable), (delta), 1) + + #endif /* AT_HAVE_ATOMICS */ + + #undef AT_HAVE_ATOMICS + +#endif /* defined(_MSC_VER) */ + + +// =======================================================================// +// ! +// ! Callbacks +// ! +// =======================================================================// + + static ENetCallbacks callbacks = { malloc, free, abort, enet_packet_create, enet_packet_destroy }; + + int enet_initialize_with_callbacks(ENetVersion version, const ENetCallbacks *inits) { + if (version < ENET_VERSION_CREATE(1, 3, 0)) { + return -1; + } + + if (inits->malloc != NULL || inits->free != NULL) { + if (inits->malloc == NULL || inits->free == NULL) { + return -1; + } + + callbacks.malloc = inits->malloc; + callbacks.free = inits->free; + } + + if (inits->no_memory != NULL) { + callbacks.no_memory = inits->no_memory; + } + + if (inits->packet_create != NULL || inits->packet_destroy != NULL) { + if (inits->packet_create == NULL || inits->packet_destroy == NULL) { + return -1; + } + + callbacks.packet_create = inits->packet_create; + callbacks.packet_destroy = inits->packet_destroy; + } + + return enet_initialize(); + } + + ENetVersion enet_linked_version(void) { + return ENET_VERSION; + } + + void * enet_malloc(size_t size) { + void *memory = callbacks.malloc(size); + + if (memory == NULL) { + callbacks.no_memory(); + } + + return memory; + } + + void enet_free(void *memory) { + callbacks.free(memory); + } + +// =======================================================================// +// ! +// ! List +// ! +// =======================================================================// + + void enet_list_clear(ENetList *list) { + list->sentinel.next = &list->sentinel; + list->sentinel.previous = &list->sentinel; + } + + ENetListIterator enet_list_insert(ENetListIterator position, void *data) { + ENetListIterator result = (ENetListIterator)data; + + result->previous = position->previous; + result->next = position; + + result->previous->next = result; + position->previous = result; + + return result; + } + + void *enet_list_remove(ENetListIterator position) { + position->previous->next = position->next; + position->next->previous = position->previous; + + return position; + } + + ENetListIterator enet_list_move(ENetListIterator position, void *dataFirst, void *dataLast) { + ENetListIterator first = (ENetListIterator)dataFirst; + ENetListIterator last = (ENetListIterator)dataLast; + + first->previous->next = last->next; + last->next->previous = first->previous; + + first->previous = position->previous; + last->next = position; + + first->previous->next = first; + position->previous = last; + + return first; + } + + size_t enet_list_size(ENetList *list) { + size_t size = 0; + ENetListIterator position; + + for (position = enet_list_begin(list); position != enet_list_end(list); position = enet_list_next(position)) { + ++size; + } + + return size; + } + +// =======================================================================// +// ! +// ! Packet +// ! +// =======================================================================// + + /** + * Creates a packet that may be sent to a peer. + * @param data initial contents of the packet's data; the packet's data will remain uninitialized if data is NULL. + * @param dataLength size of the data allocated for this packet + * @param flags flags for this packet as described for the ENetPacket structure. + * @returns the packet on success, NULL on failure + */ + ENetPacket *enet_packet_create(const void *data, size_t dataLength, enet_uint32 flags) { + ENetPacket *packet; + if (flags & ENET_PACKET_FLAG_NO_ALLOCATE) { + packet = (ENetPacket *)enet_malloc(sizeof (ENetPacket)); + if (packet == NULL) { + return NULL; + } + + packet->data = (enet_uint8 *)data; + } + else { + packet = (ENetPacket *)enet_malloc(sizeof (ENetPacket) + dataLength); + if (packet == NULL) { + return NULL; + } + + packet->data = (enet_uint8 *)packet + sizeof(ENetPacket); + + if (data != NULL) { + memcpy(packet->data, data, dataLength); + } + } + + packet->referenceCount = 0; + packet->flags = flags; + packet->dataLength = dataLength; + packet->freeCallback = NULL; + packet->userData = NULL; + + return packet; + } + + ENetPacket *enet_packet_create_offset(const void *data, size_t dataLength, size_t dataOffset, enet_uint32 flags) { + ENetPacket *packet; + if (flags & ENET_PACKET_FLAG_NO_ALLOCATE) { + packet = (ENetPacket *)enet_malloc(sizeof (ENetPacket)); + if (packet == NULL) { + return NULL; + } + + packet->data = (enet_uint8 *)data; + } + else { + packet = (ENetPacket *)enet_malloc(sizeof (ENetPacket) + dataLength + dataOffset); + if (packet == NULL) { + return NULL; + } + + packet->data = (enet_uint8 *)packet + sizeof(ENetPacket); + + if (data != NULL) { + memcpy(packet->data + dataOffset, data, dataLength); + } + } + + packet->referenceCount = 0; + packet->flags = flags; + packet->dataLength = dataLength + dataOffset; + packet->freeCallback = NULL; + packet->userData = NULL; + + return packet; + } + + /** + * Destroys the packet and deallocates its data. + * @param packet packet to be destroyed + */ + void enet_packet_destroy(ENetPacket *packet) { + if (packet == NULL) { + return; + } + + if (packet->freeCallback != NULL) { + (*packet->freeCallback)((void *)packet); + } + + enet_free(packet); + } + + static int initializedCRC32 = 0; + static enet_uint32 crcTable[256]; + + static enet_uint32 reflect_crc(int val, int bits) { + int result = 0, bit; + + for (bit = 0; bit < bits; bit++) { + if (val & 1) { result |= 1 << (bits - 1 - bit); } + val >>= 1; + } + + return result; + } + + static void initialize_crc32(void) { + int byte; + + for (byte = 0; byte < 256; ++byte) { + enet_uint32 crc = reflect_crc(byte, 8) << 24; + int offset; + + for (offset = 0; offset < 8; ++offset) { + if (crc & 0x80000000) { + crc = (crc << 1) ^ 0x04c11db7; + } else { + crc <<= 1; + } + } + + crcTable[byte] = reflect_crc(crc, 32); + } + + initializedCRC32 = 1; + } + + enet_uint32 enet_crc32(const ENetBuffer *buffers, size_t bufferCount) { + enet_uint32 crc = 0xFFFFFFFF; + + if (!initializedCRC32) { initialize_crc32(); } + + while (bufferCount-- > 0) { + const enet_uint8 *data = (const enet_uint8 *)buffers->data; + const enet_uint8 *dataEnd = &data[buffers->dataLength]; + + while (data < dataEnd) { + crc = (crc >> 8) ^ crcTable[(crc & 0xFF) ^ *data++]; + } + + ++buffers; + } + + return ENET_HOST_TO_NET_32(~crc); + } + +// =======================================================================// +// ! +// ! Protocol +// ! +// =======================================================================// + + static size_t commandSizes[ENET_PROTOCOL_COMMAND_COUNT] = { + 0, + sizeof(ENetProtocolAcknowledge), + sizeof(ENetProtocolConnect), + sizeof(ENetProtocolVerifyConnect), + sizeof(ENetProtocolDisconnect), + sizeof(ENetProtocolPing), + sizeof(ENetProtocolSendReliable), + sizeof(ENetProtocolSendUnreliable), + sizeof(ENetProtocolSendFragment), + sizeof(ENetProtocolSendUnsequenced), + sizeof(ENetProtocolBandwidthLimit), + sizeof(ENetProtocolThrottleConfigure), + sizeof(ENetProtocolSendFragment) + }; + + size_t enet_protocol_command_size(enet_uint8 commandNumber) { + return commandSizes[commandNumber & ENET_PROTOCOL_COMMAND_MASK]; + } + + static void enet_protocol_change_state(ENetHost *host, ENetPeer *peer, ENetPeerState state) { + ENET_UNUSED(host) + + if (state == ENET_PEER_STATE_CONNECTED || state == ENET_PEER_STATE_DISCONNECT_LATER) { + enet_peer_on_connect(peer); + } else { + enet_peer_on_disconnect(peer); + } + + peer->state = state; + } + + static void enet_protocol_dispatch_state(ENetHost *host, ENetPeer *peer, ENetPeerState state) { + enet_protocol_change_state(host, peer, state); + + if (!peer->needsDispatch) { + enet_list_insert(enet_list_end(&host->dispatchQueue), &peer->dispatchList); + peer->needsDispatch = 1; + } + } + + static int enet_protocol_dispatch_incoming_commands(ENetHost *host, ENetEvent *event) { + while (!enet_list_empty(&host->dispatchQueue)) { + ENetPeer *peer = (ENetPeer *) enet_list_remove(enet_list_begin(&host->dispatchQueue)); + peer->needsDispatch = 0; + + switch (peer->state) { + case ENET_PEER_STATE_CONNECTION_PENDING: + case ENET_PEER_STATE_CONNECTION_SUCCEEDED: + enet_protocol_change_state(host, peer, ENET_PEER_STATE_CONNECTED); + + event->type = ENET_EVENT_TYPE_CONNECT; + event->peer = peer; + event->data = peer->eventData; + + return 1; + + case ENET_PEER_STATE_ZOMBIE: + host->recalculateBandwidthLimits = 1; + + event->type = ENET_EVENT_TYPE_DISCONNECT; + event->peer = peer; + event->data = peer->eventData; + + enet_peer_reset(peer); + + return 1; + + case ENET_PEER_STATE_CONNECTED: + if (enet_list_empty(&peer->dispatchedCommands)) { + continue; + } + + event->packet = enet_peer_receive(peer, &event->channelID); + if (event->packet == NULL) { + continue; + } + + event->type = ENET_EVENT_TYPE_RECEIVE; + event->peer = peer; + + if (!enet_list_empty(&peer->dispatchedCommands)) { + peer->needsDispatch = 1; + enet_list_insert(enet_list_end(&host->dispatchQueue), &peer->dispatchList); + } + + return 1; + + default: + break; + } + } + + return 0; + } /* enet_protocol_dispatch_incoming_commands */ + + static void enet_protocol_notify_connect(ENetHost *host, ENetPeer *peer, ENetEvent *event) { + host->recalculateBandwidthLimits = 1; + + if (event != NULL) { + enet_protocol_change_state(host, peer, ENET_PEER_STATE_CONNECTED); + + peer->totalDataSent = 0; + peer->totalDataReceived = 0; + peer->totalPacketsSent = 0; + peer->totalPacketsLost = 0; + + event->type = ENET_EVENT_TYPE_CONNECT; + event->peer = peer; + event->data = peer->eventData; + } else { + enet_protocol_dispatch_state(host, peer, peer->state == ENET_PEER_STATE_CONNECTING ? ENET_PEER_STATE_CONNECTION_SUCCEEDED : ENET_PEER_STATE_CONNECTION_PENDING); + } + } + + static void enet_protocol_notify_disconnect(ENetHost *host, ENetPeer *peer, ENetEvent *event) { + if (peer->state >= ENET_PEER_STATE_CONNECTION_PENDING) { + host->recalculateBandwidthLimits = 1; + } + + if (peer->state != ENET_PEER_STATE_CONNECTING && peer->state < ENET_PEER_STATE_CONNECTION_SUCCEEDED) { + enet_peer_reset(peer); + } else if (event != NULL) { + event->type = ENET_EVENT_TYPE_DISCONNECT; + event->peer = peer; + event->data = 0; + + enet_peer_reset(peer); + } else { + peer->eventData = 0; + enet_protocol_dispatch_state(host, peer, ENET_PEER_STATE_ZOMBIE); + } + } + + static void enet_protocol_notify_disconnect_timeout (ENetHost * host, ENetPeer * peer, ENetEvent * event) { + if (peer->state >= ENET_PEER_STATE_CONNECTION_PENDING) { + host->recalculateBandwidthLimits = 1; + } + + if (peer->state != ENET_PEER_STATE_CONNECTING && peer->state < ENET_PEER_STATE_CONNECTION_SUCCEEDED) { + enet_peer_reset (peer); + } + else if (event != NULL) { + event->type = ENET_EVENT_TYPE_DISCONNECT_TIMEOUT; + event->peer = peer; + event->data = 0; + + enet_peer_reset(peer); + } + else { + peer->eventData = 0; + enet_protocol_dispatch_state(host, peer, ENET_PEER_STATE_ZOMBIE); + } + } + + static void enet_protocol_remove_sent_unreliable_commands(ENetPeer *peer) { + ENetOutgoingCommand *outgoingCommand; + + while (!enet_list_empty(&peer->sentUnreliableCommands)) { + outgoingCommand = (ENetOutgoingCommand *) enet_list_front(&peer->sentUnreliableCommands); + enet_list_remove(&outgoingCommand->outgoingCommandList); + + if (outgoingCommand->packet != NULL) { + --outgoingCommand->packet->referenceCount; + + if (outgoingCommand->packet->referenceCount == 0) { + outgoingCommand->packet->flags |= ENET_PACKET_FLAG_SENT; + callbacks.packet_destroy(outgoingCommand->packet); + } + } + + enet_free(outgoingCommand); + } + } + + static ENetProtocolCommand enet_protocol_remove_sent_reliable_command(ENetPeer *peer, enet_uint16 reliableSequenceNumber, enet_uint8 channelID) { + ENetOutgoingCommand *outgoingCommand = NULL; + ENetListIterator currentCommand; + ENetProtocolCommand commandNumber; + int wasSent = 1; + + for (currentCommand = enet_list_begin(&peer->sentReliableCommands); + currentCommand != enet_list_end(&peer->sentReliableCommands); + currentCommand = enet_list_next(currentCommand) + ) { + outgoingCommand = (ENetOutgoingCommand *) currentCommand; + + if (outgoingCommand->reliableSequenceNumber == reliableSequenceNumber && outgoingCommand->command.header.channelID == channelID) { + break; + } + } + + if (currentCommand == enet_list_end(&peer->sentReliableCommands)) { + for (currentCommand = enet_list_begin(&peer->outgoingReliableCommands); + currentCommand != enet_list_end(&peer->outgoingReliableCommands); + currentCommand = enet_list_next(currentCommand) + ) { + outgoingCommand = (ENetOutgoingCommand *) currentCommand; + + if (outgoingCommand->sendAttempts < 1) { return ENET_PROTOCOL_COMMAND_NONE; } + if (outgoingCommand->reliableSequenceNumber == reliableSequenceNumber && outgoingCommand->command.header.channelID == channelID) { + break; + } + } + + if (currentCommand == enet_list_end(&peer->outgoingReliableCommands)) { + return ENET_PROTOCOL_COMMAND_NONE; + } + + wasSent = 0; + } + + if (outgoingCommand == NULL) { + return ENET_PROTOCOL_COMMAND_NONE; + } + + if (channelID < peer->channelCount) { + ENetChannel *channel = &peer->channels[channelID]; + enet_uint16 reliableWindow = reliableSequenceNumber / ENET_PEER_RELIABLE_WINDOW_SIZE; + if (channel->reliableWindows[reliableWindow] > 0) { + --channel->reliableWindows[reliableWindow]; + if (!channel->reliableWindows[reliableWindow]) { + channel->usedReliableWindows &= ~(1 << reliableWindow); + } + } + } + + commandNumber = (ENetProtocolCommand) (outgoingCommand->command.header.command & ENET_PROTOCOL_COMMAND_MASK); + enet_list_remove(&outgoingCommand->outgoingCommandList); + + if (outgoingCommand->packet != NULL) { + if (wasSent) { + peer->reliableDataInTransit -= outgoingCommand->fragmentLength; + } + + --outgoingCommand->packet->referenceCount; + + if (outgoingCommand->packet->referenceCount == 0) { + outgoingCommand->packet->flags |= ENET_PACKET_FLAG_SENT; + callbacks.packet_destroy(outgoingCommand->packet); + } + } + + enet_free(outgoingCommand); + + if (enet_list_empty(&peer->sentReliableCommands)) { + return commandNumber; + } + + outgoingCommand = (ENetOutgoingCommand *) enet_list_front(&peer->sentReliableCommands); + peer->nextTimeout = outgoingCommand->sentTime + outgoingCommand->roundTripTimeout; + + return commandNumber; + } /* enet_protocol_remove_sent_reliable_command */ + + static ENetPeer * enet_protocol_handle_connect(ENetHost *host, ENetProtocolHeader *header, ENetProtocol *command) { + ENET_UNUSED(header) + + enet_uint8 incomingSessionID, outgoingSessionID; + enet_uint32 mtu, windowSize; + ENetChannel *channel; + size_t channelCount, duplicatePeers = 0; + ENetPeer *currentPeer, *peer = NULL; + ENetProtocol verifyCommand; + + channelCount = ENET_NET_TO_HOST_32(command->connect.channelCount); + + if (channelCount < ENET_PROTOCOL_MINIMUM_CHANNEL_COUNT || channelCount > ENET_PROTOCOL_MAXIMUM_CHANNEL_COUNT) { + return NULL; + } + + for (currentPeer = host->peers; currentPeer < &host->peers[host->peerCount]; ++currentPeer) { + if (currentPeer->state == ENET_PEER_STATE_DISCONNECTED) { + if (peer == NULL) { + peer = currentPeer; + } + } else if (currentPeer->state != ENET_PEER_STATE_CONNECTING && in6_equal(currentPeer->address.host, host->receivedAddress.host)) { + if (currentPeer->address.port == host->receivedAddress.port && currentPeer->connectID == command->connect.connectID) { + return NULL; + } + + ++duplicatePeers; + } + } + + if (peer == NULL || duplicatePeers >= host->duplicatePeers) { + return NULL; + } + + if (channelCount > host->channelLimit) { + channelCount = host->channelLimit; + } + peer->channels = (ENetChannel *) enet_malloc(channelCount * sizeof(ENetChannel)); + if (peer->channels == NULL) { + return NULL; + } + peer->channelCount = channelCount; + peer->state = ENET_PEER_STATE_ACKNOWLEDGING_CONNECT; + peer->connectID = command->connect.connectID; + peer->address = host->receivedAddress; + peer->outgoingPeerID = ENET_NET_TO_HOST_16(command->connect.outgoingPeerID); + peer->incomingBandwidth = ENET_NET_TO_HOST_32(command->connect.incomingBandwidth); + peer->outgoingBandwidth = ENET_NET_TO_HOST_32(command->connect.outgoingBandwidth); + peer->packetThrottleInterval = ENET_NET_TO_HOST_32(command->connect.packetThrottleInterval); + peer->packetThrottleAcceleration = ENET_NET_TO_HOST_32(command->connect.packetThrottleAcceleration); + peer->packetThrottleDeceleration = ENET_NET_TO_HOST_32(command->connect.packetThrottleDeceleration); + peer->eventData = ENET_NET_TO_HOST_32(command->connect.data); + + incomingSessionID = command->connect.incomingSessionID == 0xFF ? peer->outgoingSessionID : command->connect.incomingSessionID; + incomingSessionID = (incomingSessionID + 1) & (ENET_PROTOCOL_HEADER_SESSION_MASK >> ENET_PROTOCOL_HEADER_SESSION_SHIFT); + if (incomingSessionID == peer->outgoingSessionID) { + incomingSessionID = (incomingSessionID + 1) + & (ENET_PROTOCOL_HEADER_SESSION_MASK >> ENET_PROTOCOL_HEADER_SESSION_SHIFT); + } + peer->outgoingSessionID = incomingSessionID; + + outgoingSessionID = command->connect.outgoingSessionID == 0xFF ? peer->incomingSessionID : command->connect.outgoingSessionID; + outgoingSessionID = (outgoingSessionID + 1) & (ENET_PROTOCOL_HEADER_SESSION_MASK >> ENET_PROTOCOL_HEADER_SESSION_SHIFT); + if (outgoingSessionID == peer->incomingSessionID) { + outgoingSessionID = (outgoingSessionID + 1) + & (ENET_PROTOCOL_HEADER_SESSION_MASK >> ENET_PROTOCOL_HEADER_SESSION_SHIFT); + } + peer->incomingSessionID = outgoingSessionID; + + for (channel = peer->channels; channel < &peer->channels[channelCount]; ++channel) { + channel->outgoingReliableSequenceNumber = 0; + channel->outgoingUnreliableSequenceNumber = 0; + channel->incomingReliableSequenceNumber = 0; + channel->incomingUnreliableSequenceNumber = 0; + + enet_list_clear(&channel->incomingReliableCommands); + enet_list_clear(&channel->incomingUnreliableCommands); + + channel->usedReliableWindows = 0; + memset(channel->reliableWindows, 0, sizeof(channel->reliableWindows)); + } + + mtu = ENET_NET_TO_HOST_32(command->connect.mtu); + + if (mtu < ENET_PROTOCOL_MINIMUM_MTU) { + mtu = ENET_PROTOCOL_MINIMUM_MTU; + } else if (mtu > ENET_PROTOCOL_MAXIMUM_MTU) { + mtu = ENET_PROTOCOL_MAXIMUM_MTU; + } + + peer->mtu = mtu; + + if (host->outgoingBandwidth == 0 && peer->incomingBandwidth == 0) { + peer->windowSize = ENET_PROTOCOL_MAXIMUM_WINDOW_SIZE; + } else if (host->outgoingBandwidth == 0 || peer->incomingBandwidth == 0) { + peer->windowSize = (ENET_MAX(host->outgoingBandwidth, peer->incomingBandwidth) / ENET_PEER_WINDOW_SIZE_SCALE) * ENET_PROTOCOL_MINIMUM_WINDOW_SIZE; + } else { + peer->windowSize = (ENET_MIN(host->outgoingBandwidth, peer->incomingBandwidth) / ENET_PEER_WINDOW_SIZE_SCALE) * ENET_PROTOCOL_MINIMUM_WINDOW_SIZE; + } + + if (peer->windowSize < ENET_PROTOCOL_MINIMUM_WINDOW_SIZE) { + peer->windowSize = ENET_PROTOCOL_MINIMUM_WINDOW_SIZE; + } else if (peer->windowSize > ENET_PROTOCOL_MAXIMUM_WINDOW_SIZE) { + peer->windowSize = ENET_PROTOCOL_MAXIMUM_WINDOW_SIZE; + } + + if (host->incomingBandwidth == 0) { + windowSize = ENET_PROTOCOL_MAXIMUM_WINDOW_SIZE; + } else { + windowSize = (host->incomingBandwidth / ENET_PEER_WINDOW_SIZE_SCALE) * ENET_PROTOCOL_MINIMUM_WINDOW_SIZE; + } + + if (windowSize > ENET_NET_TO_HOST_32(command->connect.windowSize)) { + windowSize = ENET_NET_TO_HOST_32(command->connect.windowSize); + } + + if (windowSize < ENET_PROTOCOL_MINIMUM_WINDOW_SIZE) { + windowSize = ENET_PROTOCOL_MINIMUM_WINDOW_SIZE; + } else if (windowSize > ENET_PROTOCOL_MAXIMUM_WINDOW_SIZE) { + windowSize = ENET_PROTOCOL_MAXIMUM_WINDOW_SIZE; + } + + verifyCommand.header.command = ENET_PROTOCOL_COMMAND_VERIFY_CONNECT | ENET_PROTOCOL_COMMAND_FLAG_ACKNOWLEDGE; + verifyCommand.header.channelID = 0xFF; + verifyCommand.verifyConnect.outgoingPeerID = ENET_HOST_TO_NET_16(peer->incomingPeerID); + verifyCommand.verifyConnect.incomingSessionID = incomingSessionID; + verifyCommand.verifyConnect.outgoingSessionID = outgoingSessionID; + verifyCommand.verifyConnect.mtu = ENET_HOST_TO_NET_32(peer->mtu); + verifyCommand.verifyConnect.windowSize = ENET_HOST_TO_NET_32(windowSize); + verifyCommand.verifyConnect.channelCount = ENET_HOST_TO_NET_32(channelCount); + verifyCommand.verifyConnect.incomingBandwidth = ENET_HOST_TO_NET_32(host->incomingBandwidth); + verifyCommand.verifyConnect.outgoingBandwidth = ENET_HOST_TO_NET_32(host->outgoingBandwidth); + verifyCommand.verifyConnect.packetThrottleInterval = ENET_HOST_TO_NET_32(peer->packetThrottleInterval); + verifyCommand.verifyConnect.packetThrottleAcceleration = ENET_HOST_TO_NET_32(peer->packetThrottleAcceleration); + verifyCommand.verifyConnect.packetThrottleDeceleration = ENET_HOST_TO_NET_32(peer->packetThrottleDeceleration); + verifyCommand.verifyConnect.connectID = peer->connectID; + + enet_peer_queue_outgoing_command(peer, &verifyCommand, NULL, 0, 0); + return peer; + } /* enet_protocol_handle_connect */ + + static int enet_protocol_handle_send_reliable(ENetHost *host, ENetPeer *peer, const ENetProtocol *command, enet_uint8 **currentData) { + size_t dataLength; + + if (command->header.channelID >= peer->channelCount || (peer->state != ENET_PEER_STATE_CONNECTED && peer->state != ENET_PEER_STATE_DISCONNECT_LATER)) { + return -1; + } + + dataLength = ENET_NET_TO_HOST_16(command->sendReliable.dataLength); + *currentData += dataLength; + + if (dataLength > host->maximumPacketSize || *currentData < host->receivedData || *currentData > &host->receivedData[host->receivedDataLength]) { + return -1; + } + + if (enet_peer_queue_incoming_command(peer, command, (const enet_uint8 *) command + sizeof(ENetProtocolSendReliable), dataLength, ENET_PACKET_FLAG_RELIABLE, 0) == NULL) { + return -1; + } + + return 0; + } + + static int enet_protocol_handle_send_unsequenced(ENetHost *host, ENetPeer *peer, const ENetProtocol *command, enet_uint8 **currentData) { + enet_uint32 unsequencedGroup, index; + size_t dataLength; + + if (command->header.channelID >= peer->channelCount || (peer->state != ENET_PEER_STATE_CONNECTED && peer->state != ENET_PEER_STATE_DISCONNECT_LATER)) { + return -1; + } + + dataLength = ENET_NET_TO_HOST_16(command->sendUnsequenced.dataLength); + *currentData += dataLength; + if (dataLength > host->maximumPacketSize || *currentData < host->receivedData || *currentData > &host->receivedData[host->receivedDataLength]) { + return -1; + } + + unsequencedGroup = ENET_NET_TO_HOST_16(command->sendUnsequenced.unsequencedGroup); + index = unsequencedGroup % ENET_PEER_UNSEQUENCED_WINDOW_SIZE; + + if (unsequencedGroup < peer->incomingUnsequencedGroup) { + unsequencedGroup += 0x10000; + } + + if (unsequencedGroup >= (enet_uint32) peer->incomingUnsequencedGroup + ENET_PEER_FREE_UNSEQUENCED_WINDOWS * ENET_PEER_UNSEQUENCED_WINDOW_SIZE) { + return 0; + } + + unsequencedGroup &= 0xFFFF; + + if (unsequencedGroup - index != peer->incomingUnsequencedGroup) { + peer->incomingUnsequencedGroup = unsequencedGroup - index; + memset(peer->unsequencedWindow, 0, sizeof(peer->unsequencedWindow)); + } else if (peer->unsequencedWindow[index / 32] & (1 << (index % 32))) { + return 0; + } + + if (enet_peer_queue_incoming_command(peer, command, (const enet_uint8 *) command + sizeof(ENetProtocolSendUnsequenced), dataLength, ENET_PACKET_FLAG_UNSEQUENCED,0) == NULL) { + return -1; + } + + peer->unsequencedWindow[index / 32] |= 1 << (index % 32); + + return 0; + } /* enet_protocol_handle_send_unsequenced */ + + static int enet_protocol_handle_send_unreliable(ENetHost *host, ENetPeer *peer, const ENetProtocol *command, + enet_uint8 **currentData) { + size_t dataLength; + + if (command->header.channelID >= peer->channelCount || + (peer->state != ENET_PEER_STATE_CONNECTED && peer->state != ENET_PEER_STATE_DISCONNECT_LATER)) + { + return -1; + } + + dataLength = ENET_NET_TO_HOST_16(command->sendUnreliable.dataLength); + *currentData += dataLength; + if (dataLength > host->maximumPacketSize || *currentData < host->receivedData || *currentData > &host->receivedData[host->receivedDataLength]) { + return -1; + } + + if (enet_peer_queue_incoming_command(peer, command, (const enet_uint8 *) command + sizeof(ENetProtocolSendUnreliable), dataLength, 0, 0) == NULL) { + return -1; + } + + return 0; + } + + static int enet_protocol_handle_send_fragment(ENetHost *host, ENetPeer *peer, const ENetProtocol *command, enet_uint8 **currentData) { + enet_uint32 fragmentNumber, fragmentCount, fragmentOffset, fragmentLength, startSequenceNumber, totalLength; + ENetChannel *channel; + enet_uint16 startWindow, currentWindow; + ENetListIterator currentCommand; + ENetIncomingCommand *startCommand = NULL; + + if (command->header.channelID >= peer->channelCount || (peer->state != ENET_PEER_STATE_CONNECTED && peer->state != ENET_PEER_STATE_DISCONNECT_LATER)) { + return -1; + } + + fragmentLength = ENET_NET_TO_HOST_16(command->sendFragment.dataLength); + *currentData += fragmentLength; + if (fragmentLength > host->maximumPacketSize || *currentData < host->receivedData || *currentData > &host->receivedData[host->receivedDataLength]) { + return -1; + } + + channel = &peer->channels[command->header.channelID]; + startSequenceNumber = ENET_NET_TO_HOST_16(command->sendFragment.startSequenceNumber); + startWindow = startSequenceNumber / ENET_PEER_RELIABLE_WINDOW_SIZE; + currentWindow = channel->incomingReliableSequenceNumber / ENET_PEER_RELIABLE_WINDOW_SIZE; + + if (startSequenceNumber < channel->incomingReliableSequenceNumber) { + startWindow += ENET_PEER_RELIABLE_WINDOWS; + } + + if (startWindow < currentWindow || startWindow >= currentWindow + ENET_PEER_FREE_RELIABLE_WINDOWS - 1) { + return 0; + } + + fragmentNumber = ENET_NET_TO_HOST_32(command->sendFragment.fragmentNumber); + fragmentCount = ENET_NET_TO_HOST_32(command->sendFragment.fragmentCount); + fragmentOffset = ENET_NET_TO_HOST_32(command->sendFragment.fragmentOffset); + totalLength = ENET_NET_TO_HOST_32(command->sendFragment.totalLength); + + if (fragmentCount > ENET_PROTOCOL_MAXIMUM_FRAGMENT_COUNT || + fragmentNumber >= fragmentCount || + totalLength > host->maximumPacketSize || + fragmentOffset >= totalLength || + fragmentLength > totalLength - fragmentOffset + ) { + return -1; + } + + for (currentCommand = enet_list_previous(enet_list_end(&channel->incomingReliableCommands)); + currentCommand != enet_list_end(&channel->incomingReliableCommands); + currentCommand = enet_list_previous(currentCommand) + ) { + ENetIncomingCommand *incomingCommand = (ENetIncomingCommand *) currentCommand; + + if (startSequenceNumber >= channel->incomingReliableSequenceNumber) { + if (incomingCommand->reliableSequenceNumber < channel->incomingReliableSequenceNumber) { + continue; + } + } else if (incomingCommand->reliableSequenceNumber >= channel->incomingReliableSequenceNumber) { + break; + } + + if (incomingCommand->reliableSequenceNumber <= startSequenceNumber) { + if (incomingCommand->reliableSequenceNumber < startSequenceNumber) { + break; + } + + if ((incomingCommand->command.header.command & ENET_PROTOCOL_COMMAND_MASK) != + ENET_PROTOCOL_COMMAND_SEND_FRAGMENT || + totalLength != incomingCommand->packet->dataLength || + fragmentCount != incomingCommand->fragmentCount + ) { + return -1; + } + + startCommand = incomingCommand; + break; + } + } + + if (startCommand == NULL) { + ENetProtocol hostCommand = *command; + hostCommand.header.reliableSequenceNumber = startSequenceNumber; + startCommand = enet_peer_queue_incoming_command(peer, &hostCommand, NULL, totalLength, ENET_PACKET_FLAG_RELIABLE, fragmentCount); + if (startCommand == NULL) { + return -1; + } + } + + if ((startCommand->fragments[fragmentNumber / 32] & (1 << (fragmentNumber % 32))) == 0) { + --startCommand->fragmentsRemaining; + startCommand->fragments[fragmentNumber / 32] |= (1 << (fragmentNumber % 32)); + + if (fragmentOffset + fragmentLength > startCommand->packet->dataLength) { + fragmentLength = startCommand->packet->dataLength - fragmentOffset; + } + + memcpy(startCommand->packet->data + fragmentOffset, (enet_uint8 *) command + sizeof(ENetProtocolSendFragment), fragmentLength); + + if (startCommand->fragmentsRemaining <= 0) { + enet_peer_dispatch_incoming_reliable_commands(peer, channel); + } + } + + return 0; + } /* enet_protocol_handle_send_fragment */ + + static int enet_protocol_handle_send_unreliable_fragment(ENetHost *host, ENetPeer *peer, const ENetProtocol *command, enet_uint8 **currentData) { + enet_uint32 fragmentNumber, fragmentCount, fragmentOffset, fragmentLength, reliableSequenceNumber, startSequenceNumber, totalLength; + enet_uint16 reliableWindow, currentWindow; + ENetChannel *channel; + ENetListIterator currentCommand; + ENetIncomingCommand *startCommand = NULL; + + if (command->header.channelID >= peer->channelCount || (peer->state != ENET_PEER_STATE_CONNECTED && peer->state != ENET_PEER_STATE_DISCONNECT_LATER)) { + return -1; + } + + fragmentLength = ENET_NET_TO_HOST_16(command->sendFragment.dataLength); + *currentData += fragmentLength; + if (fragmentLength > host->maximumPacketSize || *currentData < host->receivedData || *currentData > &host->receivedData[host->receivedDataLength]) { + return -1; + } + + channel = &peer->channels[command->header.channelID]; + reliableSequenceNumber = command->header.reliableSequenceNumber; + startSequenceNumber = ENET_NET_TO_HOST_16(command->sendFragment.startSequenceNumber); + + reliableWindow = reliableSequenceNumber / ENET_PEER_RELIABLE_WINDOW_SIZE; + currentWindow = channel->incomingReliableSequenceNumber / ENET_PEER_RELIABLE_WINDOW_SIZE; + + if (reliableSequenceNumber < channel->incomingReliableSequenceNumber) { + reliableWindow += ENET_PEER_RELIABLE_WINDOWS; + } + + if (reliableWindow < currentWindow || reliableWindow >= currentWindow + ENET_PEER_FREE_RELIABLE_WINDOWS - 1) { + return 0; + } + + if (reliableSequenceNumber == channel->incomingReliableSequenceNumber && startSequenceNumber <= channel->incomingUnreliableSequenceNumber) { + return 0; + } + + fragmentNumber = ENET_NET_TO_HOST_32(command->sendFragment.fragmentNumber); + fragmentCount = ENET_NET_TO_HOST_32(command->sendFragment.fragmentCount); + fragmentOffset = ENET_NET_TO_HOST_32(command->sendFragment.fragmentOffset); + totalLength = ENET_NET_TO_HOST_32(command->sendFragment.totalLength); + + if (fragmentCount > ENET_PROTOCOL_MAXIMUM_FRAGMENT_COUNT || + fragmentNumber >= fragmentCount || + totalLength > host->maximumPacketSize || + fragmentOffset >= totalLength || + fragmentLength > totalLength - fragmentOffset + ) { + return -1; + } + + for (currentCommand = enet_list_previous(enet_list_end(&channel->incomingUnreliableCommands)); + currentCommand != enet_list_end(&channel->incomingUnreliableCommands); + currentCommand = enet_list_previous(currentCommand) + ) { + ENetIncomingCommand *incomingCommand = (ENetIncomingCommand *) currentCommand; + + if (reliableSequenceNumber >= channel->incomingReliableSequenceNumber) { + if (incomingCommand->reliableSequenceNumber < channel->incomingReliableSequenceNumber) { + continue; + } + } else if (incomingCommand->reliableSequenceNumber >= channel->incomingReliableSequenceNumber) { + break; + } + + if (incomingCommand->reliableSequenceNumber < reliableSequenceNumber) { + break; + } + + if (incomingCommand->reliableSequenceNumber > reliableSequenceNumber) { + continue; + } + + if (incomingCommand->unreliableSequenceNumber <= startSequenceNumber) { + if (incomingCommand->unreliableSequenceNumber < startSequenceNumber) { + break; + } + + if ((incomingCommand->command.header.command & ENET_PROTOCOL_COMMAND_MASK) != + ENET_PROTOCOL_COMMAND_SEND_UNRELIABLE_FRAGMENT || + totalLength != incomingCommand->packet->dataLength || + fragmentCount != incomingCommand->fragmentCount + ) { + return -1; + } + + startCommand = incomingCommand; + break; + } + } + + if (startCommand == NULL) { + startCommand = enet_peer_queue_incoming_command(peer, command, NULL, totalLength, + ENET_PACKET_FLAG_UNRELIABLE_FRAGMENT, fragmentCount); + if (startCommand == NULL) { + return -1; + } + } + + if ((startCommand->fragments[fragmentNumber / 32] & (1 << (fragmentNumber % 32))) == 0) { + --startCommand->fragmentsRemaining; + startCommand->fragments[fragmentNumber / 32] |= (1 << (fragmentNumber % 32)); + + if (fragmentOffset + fragmentLength > startCommand->packet->dataLength) { + fragmentLength = startCommand->packet->dataLength - fragmentOffset; + } + + memcpy(startCommand->packet->data + fragmentOffset, (enet_uint8 *) command + sizeof(ENetProtocolSendFragment), fragmentLength); + + if (startCommand->fragmentsRemaining <= 0) { + enet_peer_dispatch_incoming_unreliable_commands(peer, channel); + } + } + + return 0; + } /* enet_protocol_handle_send_unreliable_fragment */ + + static int enet_protocol_handle_ping(ENetHost *host, ENetPeer *peer, const ENetProtocol *command) { + ENET_UNUSED(host) + ENET_UNUSED(command) + + if (peer->state != ENET_PEER_STATE_CONNECTED && peer->state != ENET_PEER_STATE_DISCONNECT_LATER) { + return -1; + } + + return 0; + } + + static int enet_protocol_handle_bandwidth_limit(ENetHost *host, ENetPeer *peer, const ENetProtocol *command) { + if (peer->state != ENET_PEER_STATE_CONNECTED && peer->state != ENET_PEER_STATE_DISCONNECT_LATER) { + return -1; + } + + if (peer->incomingBandwidth != 0) { + --host->bandwidthLimitedPeers; + } + + peer->incomingBandwidth = ENET_NET_TO_HOST_32(command->bandwidthLimit.incomingBandwidth); + peer->outgoingBandwidth = ENET_NET_TO_HOST_32(command->bandwidthLimit.outgoingBandwidth); + + if (peer->incomingBandwidth != 0) { + ++host->bandwidthLimitedPeers; + } + + if (peer->incomingBandwidth == 0 && host->outgoingBandwidth == 0) { + peer->windowSize = ENET_PROTOCOL_MAXIMUM_WINDOW_SIZE; + } else if (peer->incomingBandwidth == 0 || host->outgoingBandwidth == 0) { + peer->windowSize = (ENET_MAX(peer->incomingBandwidth, host->outgoingBandwidth) + / ENET_PEER_WINDOW_SIZE_SCALE) * ENET_PROTOCOL_MINIMUM_WINDOW_SIZE; + } else { + peer->windowSize = (ENET_MIN(peer->incomingBandwidth, host->outgoingBandwidth) + / ENET_PEER_WINDOW_SIZE_SCALE) * ENET_PROTOCOL_MINIMUM_WINDOW_SIZE; + } + + if (peer->windowSize < ENET_PROTOCOL_MINIMUM_WINDOW_SIZE) { + peer->windowSize = ENET_PROTOCOL_MINIMUM_WINDOW_SIZE; + } else if (peer->windowSize > ENET_PROTOCOL_MAXIMUM_WINDOW_SIZE) { + peer->windowSize = ENET_PROTOCOL_MAXIMUM_WINDOW_SIZE; + } + + return 0; + } /* enet_protocol_handle_bandwidth_limit */ + + static int enet_protocol_handle_throttle_configure(ENetHost *host, ENetPeer *peer, const ENetProtocol *command) { + ENET_UNUSED(host) + + if (peer->state != ENET_PEER_STATE_CONNECTED && peer->state != ENET_PEER_STATE_DISCONNECT_LATER) { + return -1; + } + + peer->packetThrottleInterval = ENET_NET_TO_HOST_32(command->throttleConfigure.packetThrottleInterval); + peer->packetThrottleAcceleration = ENET_NET_TO_HOST_32(command->throttleConfigure.packetThrottleAcceleration); + peer->packetThrottleDeceleration = ENET_NET_TO_HOST_32(command->throttleConfigure.packetThrottleDeceleration); + + return 0; + } + + static int enet_protocol_handle_disconnect(ENetHost *host, ENetPeer *peer, const ENetProtocol *command) { + if (peer->state == ENET_PEER_STATE_DISCONNECTED || peer->state == ENET_PEER_STATE_ZOMBIE || + peer->state == ENET_PEER_STATE_ACKNOWLEDGING_DISCONNECT + ) { + return 0; + } + + enet_peer_reset_queues(peer); + + if (peer->state == ENET_PEER_STATE_CONNECTION_SUCCEEDED || peer->state == ENET_PEER_STATE_DISCONNECTING || peer->state == ENET_PEER_STATE_CONNECTING) { + enet_protocol_dispatch_state(host, peer, ENET_PEER_STATE_ZOMBIE); + } + else if (peer->state != ENET_PEER_STATE_CONNECTED && peer->state != ENET_PEER_STATE_DISCONNECT_LATER) { + if (peer->state == ENET_PEER_STATE_CONNECTION_PENDING) { host->recalculateBandwidthLimits = 1; } + enet_peer_reset(peer); + } + else if (command->header.command & ENET_PROTOCOL_COMMAND_FLAG_ACKNOWLEDGE) { + enet_protocol_change_state(host, peer, ENET_PEER_STATE_ACKNOWLEDGING_DISCONNECT); + } + else { + enet_protocol_dispatch_state(host, peer, ENET_PEER_STATE_ZOMBIE); + } + + if (peer->state != ENET_PEER_STATE_DISCONNECTED) { + peer->eventData = ENET_NET_TO_HOST_32(command->disconnect.data); + } + + return 0; + } + + static int enet_protocol_handle_acknowledge(ENetHost *host, ENetEvent *event, ENetPeer *peer, const ENetProtocol *command) { + enet_uint32 roundTripTime, receivedSentTime, receivedReliableSequenceNumber; + ENetProtocolCommand commandNumber; + + if (peer->state == ENET_PEER_STATE_DISCONNECTED || peer->state == ENET_PEER_STATE_ZOMBIE) { + return 0; + } + + receivedSentTime = ENET_NET_TO_HOST_16(command->acknowledge.receivedSentTime); + receivedSentTime |= host->serviceTime & 0xFFFF0000; + if ((receivedSentTime & 0x8000) > (host->serviceTime & 0x8000)) { + receivedSentTime -= 0x10000; + } + + if (ENET_TIME_LESS(host->serviceTime, receivedSentTime)) { + return 0; + } + + peer->lastReceiveTime = host->serviceTime; + peer->earliestTimeout = 0; + roundTripTime = ENET_TIME_DIFFERENCE(host->serviceTime, receivedSentTime); + + enet_peer_throttle(peer, roundTripTime); + peer->roundTripTimeVariance -= peer->roundTripTimeVariance / 4; + + if (roundTripTime >= peer->roundTripTime) { + peer->roundTripTime += (roundTripTime - peer->roundTripTime) / 8; + peer->roundTripTimeVariance += (roundTripTime - peer->roundTripTime) / 4; + } else { + peer->roundTripTime -= (peer->roundTripTime - roundTripTime) / 8; + peer->roundTripTimeVariance += (peer->roundTripTime - roundTripTime) / 4; + } + + if (peer->roundTripTime < peer->lowestRoundTripTime) { + peer->lowestRoundTripTime = peer->roundTripTime; + } + + if (peer->roundTripTimeVariance > peer->highestRoundTripTimeVariance) { + peer->highestRoundTripTimeVariance = peer->roundTripTimeVariance; + } + + if (peer->packetThrottleEpoch == 0 || + ENET_TIME_DIFFERENCE(host->serviceTime, peer->packetThrottleEpoch) >= peer->packetThrottleInterval + ) { + peer->lastRoundTripTime = peer->lowestRoundTripTime; + peer->lastRoundTripTimeVariance = peer->highestRoundTripTimeVariance; + peer->lowestRoundTripTime = peer->roundTripTime; + peer->highestRoundTripTimeVariance = peer->roundTripTimeVariance; + peer->packetThrottleEpoch = host->serviceTime; + } + + receivedReliableSequenceNumber = ENET_NET_TO_HOST_16(command->acknowledge.receivedReliableSequenceNumber); + commandNumber = enet_protocol_remove_sent_reliable_command(peer, receivedReliableSequenceNumber, command->header.channelID); + + switch (peer->state) { + case ENET_PEER_STATE_ACKNOWLEDGING_CONNECT: + if (commandNumber != ENET_PROTOCOL_COMMAND_VERIFY_CONNECT) { + return -1; + } + + enet_protocol_notify_connect(host, peer, event); + break; + + case ENET_PEER_STATE_DISCONNECTING: + if (commandNumber != ENET_PROTOCOL_COMMAND_DISCONNECT) { + return -1; + } + + enet_protocol_notify_disconnect(host, peer, event); + break; + + case ENET_PEER_STATE_DISCONNECT_LATER: + if (enet_list_empty(&peer->outgoingReliableCommands) && + enet_list_empty(&peer->outgoingUnreliableCommands) && + enet_list_empty(&peer->sentReliableCommands)) + { + enet_peer_disconnect(peer, peer->eventData); + } + break; + + default: + break; + } + + return 0; + } /* enet_protocol_handle_acknowledge */ + + static int enet_protocol_handle_verify_connect(ENetHost *host, ENetEvent *event, ENetPeer *peer, const ENetProtocol *command) { + enet_uint32 mtu, windowSize; + size_t channelCount; + + if (peer->state != ENET_PEER_STATE_CONNECTING) { + return 0; + } + + channelCount = ENET_NET_TO_HOST_32(command->verifyConnect.channelCount); + + if (channelCount < ENET_PROTOCOL_MINIMUM_CHANNEL_COUNT || channelCount > ENET_PROTOCOL_MAXIMUM_CHANNEL_COUNT || + ENET_NET_TO_HOST_32(command->verifyConnect.packetThrottleInterval) != peer->packetThrottleInterval || + ENET_NET_TO_HOST_32(command->verifyConnect.packetThrottleAcceleration) != peer->packetThrottleAcceleration || + ENET_NET_TO_HOST_32(command->verifyConnect.packetThrottleDeceleration) != peer->packetThrottleDeceleration || + command->verifyConnect.connectID != peer->connectID + ) { + peer->eventData = 0; + enet_protocol_dispatch_state(host, peer, ENET_PEER_STATE_ZOMBIE); + return -1; + } + + enet_protocol_remove_sent_reliable_command(peer, 1, 0xFF); + + if (channelCount < peer->channelCount) { + peer->channelCount = channelCount; + } + + peer->outgoingPeerID = ENET_NET_TO_HOST_16(command->verifyConnect.outgoingPeerID); + peer->incomingSessionID = command->verifyConnect.incomingSessionID; + peer->outgoingSessionID = command->verifyConnect.outgoingSessionID; + + mtu = ENET_NET_TO_HOST_32(command->verifyConnect.mtu); + + if (mtu < ENET_PROTOCOL_MINIMUM_MTU) { + mtu = ENET_PROTOCOL_MINIMUM_MTU; + } else if (mtu > ENET_PROTOCOL_MAXIMUM_MTU) { + mtu = ENET_PROTOCOL_MAXIMUM_MTU; + } + + if (mtu < peer->mtu) { + peer->mtu = mtu; + } + + windowSize = ENET_NET_TO_HOST_32(command->verifyConnect.windowSize); + if (windowSize < ENET_PROTOCOL_MINIMUM_WINDOW_SIZE) { + windowSize = ENET_PROTOCOL_MINIMUM_WINDOW_SIZE; + } + + if (windowSize > ENET_PROTOCOL_MAXIMUM_WINDOW_SIZE) { + windowSize = ENET_PROTOCOL_MAXIMUM_WINDOW_SIZE; + } + + if (windowSize < peer->windowSize) { + peer->windowSize = windowSize; + } + + peer->incomingBandwidth = ENET_NET_TO_HOST_32(command->verifyConnect.incomingBandwidth); + peer->outgoingBandwidth = ENET_NET_TO_HOST_32(command->verifyConnect.outgoingBandwidth); + + enet_protocol_notify_connect(host, peer, event); + return 0; + } /* enet_protocol_handle_verify_connect */ + + static int enet_protocol_handle_incoming_commands(ENetHost *host, ENetEvent *event) { + ENetProtocolHeader *header; + ENetProtocol *command; + ENetPeer *peer; + enet_uint8 *currentData; + size_t headerSize; + enet_uint16 peerID, flags; + enet_uint8 sessionID; + + if (host->receivedDataLength < (size_t) &((ENetProtocolHeader *) 0)->sentTime) { + return 0; + } + + header = (ENetProtocolHeader *) host->receivedData; + + peerID = ENET_NET_TO_HOST_16(header->peerID); + sessionID = (peerID & ENET_PROTOCOL_HEADER_SESSION_MASK) >> ENET_PROTOCOL_HEADER_SESSION_SHIFT; + flags = peerID & ENET_PROTOCOL_HEADER_FLAG_MASK; + peerID &= ~(ENET_PROTOCOL_HEADER_FLAG_MASK | ENET_PROTOCOL_HEADER_SESSION_MASK); + + headerSize = (flags & ENET_PROTOCOL_HEADER_FLAG_SENT_TIME ? sizeof(ENetProtocolHeader) : (size_t) &((ENetProtocolHeader *) 0)->sentTime); + if (host->checksum != NULL) { + headerSize += sizeof(enet_uint32); + } + + if (peerID == ENET_PROTOCOL_MAXIMUM_PEER_ID) { + peer = NULL; + } else if (peerID >= host->peerCount) { + return 0; + } else { + peer = &host->peers[peerID]; + + if (peer->state == ENET_PEER_STATE_DISCONNECTED || + peer->state == ENET_PEER_STATE_ZOMBIE || + ((!in6_equal(host->receivedAddress.host , peer->address.host) || + host->receivedAddress.port != peer->address.port) && + 1 /* no broadcast in ipv6 !in6_equal(peer->address.host , ENET_HOST_BROADCAST)*/) || + (peer->outgoingPeerID < ENET_PROTOCOL_MAXIMUM_PEER_ID && + sessionID != peer->incomingSessionID) + ) { + return 0; + } + } + + if (flags & ENET_PROTOCOL_HEADER_FLAG_COMPRESSED) { + size_t originalSize; + if (host->compressor.context == NULL || host->compressor.decompress == NULL) { + return 0; + } + + originalSize = host->compressor.decompress(host->compressor.context, + host->receivedData + headerSize, + host->receivedDataLength - headerSize, + host->packetData[1] + headerSize, + sizeof(host->packetData[1]) - headerSize + ); + + if (originalSize <= 0 || originalSize > sizeof(host->packetData[1]) - headerSize) { + return 0; + } + + memcpy(host->packetData[1], header, headerSize); + host->receivedData = host->packetData[1]; + host->receivedDataLength = headerSize + originalSize; + } + + if (host->checksum != NULL) { + enet_uint32 *checksum = (enet_uint32 *) &host->receivedData[headerSize - sizeof(enet_uint32)]; + enet_uint32 desiredChecksum = *checksum; + ENetBuffer buffer; + + *checksum = peer != NULL ? peer->connectID : 0; + + buffer.data = host->receivedData; + buffer.dataLength = host->receivedDataLength; + + if (host->checksum(&buffer, 1) != desiredChecksum) { + return 0; + } + } + + if (peer != NULL) { + peer->address.host = host->receivedAddress.host; + peer->address.port = host->receivedAddress.port; + peer->incomingDataTotal += host->receivedDataLength; + peer->totalDataReceived += host->receivedDataLength; + } + + currentData = host->receivedData + headerSize; + + while (currentData < &host->receivedData[host->receivedDataLength]) { + enet_uint8 commandNumber; + size_t commandSize; + + command = (ENetProtocol *) currentData; + + if (currentData + sizeof(ENetProtocolCommandHeader) > &host->receivedData[host->receivedDataLength]) { + break; + } + + commandNumber = command->header.command & ENET_PROTOCOL_COMMAND_MASK; + if (commandNumber >= ENET_PROTOCOL_COMMAND_COUNT) { + break; + } + + commandSize = commandSizes[commandNumber]; + if (commandSize == 0 || currentData + commandSize > &host->receivedData[host->receivedDataLength]) { + break; + } + + currentData += commandSize; + + if (peer == NULL && (commandNumber != ENET_PROTOCOL_COMMAND_CONNECT || currentData < &host->receivedData[host->receivedDataLength])) { + break; + } + + command->header.reliableSequenceNumber = ENET_NET_TO_HOST_16(command->header.reliableSequenceNumber); + + switch (commandNumber) { + case ENET_PROTOCOL_COMMAND_ACKNOWLEDGE: + if (enet_protocol_handle_acknowledge(host, event, peer, command)) { + goto commandError; + } + break; + + case ENET_PROTOCOL_COMMAND_CONNECT: + if (peer != NULL) { + goto commandError; + } + peer = enet_protocol_handle_connect(host, header, command); + if (peer == NULL) { + goto commandError; + } + break; + + case ENET_PROTOCOL_COMMAND_VERIFY_CONNECT: + if (enet_protocol_handle_verify_connect(host, event, peer, command)) { + goto commandError; + } + break; + + case ENET_PROTOCOL_COMMAND_DISCONNECT: + if (enet_protocol_handle_disconnect(host, peer, command)) { + goto commandError; + } + break; + + case ENET_PROTOCOL_COMMAND_PING: + if (enet_protocol_handle_ping(host, peer, command)) { + goto commandError; + } + break; + + case ENET_PROTOCOL_COMMAND_SEND_RELIABLE: + if (enet_protocol_handle_send_reliable(host, peer, command, ¤tData)) { + goto commandError; + } + break; + + case ENET_PROTOCOL_COMMAND_SEND_UNRELIABLE: + if (enet_protocol_handle_send_unreliable(host, peer, command, ¤tData)) { + goto commandError; + } + break; + + case ENET_PROTOCOL_COMMAND_SEND_UNSEQUENCED: + if (enet_protocol_handle_send_unsequenced(host, peer, command, ¤tData)) { + goto commandError; + } + break; + + case ENET_PROTOCOL_COMMAND_SEND_FRAGMENT: + if (enet_protocol_handle_send_fragment(host, peer, command, ¤tData)) { + goto commandError; + } + break; + + case ENET_PROTOCOL_COMMAND_BANDWIDTH_LIMIT: + if (enet_protocol_handle_bandwidth_limit(host, peer, command)) { + goto commandError; + } + break; + + case ENET_PROTOCOL_COMMAND_THROTTLE_CONFIGURE: + if (enet_protocol_handle_throttle_configure(host, peer, command)) { + goto commandError; + } + break; + + case ENET_PROTOCOL_COMMAND_SEND_UNRELIABLE_FRAGMENT: + if (enet_protocol_handle_send_unreliable_fragment(host, peer, command, ¤tData)) { + goto commandError; + } + break; + + default: + goto commandError; + } + + if (peer != NULL && (command->header.command & ENET_PROTOCOL_COMMAND_FLAG_ACKNOWLEDGE) != 0) { + enet_uint16 sentTime; + + if (!(flags & ENET_PROTOCOL_HEADER_FLAG_SENT_TIME)) { + break; + } + + sentTime = ENET_NET_TO_HOST_16(header->sentTime); + + switch (peer->state) { + case ENET_PEER_STATE_DISCONNECTING: + case ENET_PEER_STATE_ACKNOWLEDGING_CONNECT: + case ENET_PEER_STATE_DISCONNECTED: + case ENET_PEER_STATE_ZOMBIE: + break; + + case ENET_PEER_STATE_ACKNOWLEDGING_DISCONNECT: + if ((command->header.command & ENET_PROTOCOL_COMMAND_MASK) == ENET_PROTOCOL_COMMAND_DISCONNECT) { + enet_peer_queue_acknowledgement(peer, command, sentTime); + } + break; + + default: + enet_peer_queue_acknowledgement(peer, command, sentTime); + break; + } + } + } + + commandError: + if (event != NULL && event->type != ENET_EVENT_TYPE_NONE) { + return 1; + } + + return 0; + } /* enet_protocol_handle_incoming_commands */ + + static int enet_protocol_receive_incoming_commands(ENetHost *host, ENetEvent *event) { + int packets; + + for (packets = 0; packets < 256; ++packets) { + int receivedLength; + ENetBuffer buffer; + + buffer.data = host->packetData[0]; + // buffer.dataLength = sizeof (host->packetData[0]); + buffer.dataLength = host->mtu; + + receivedLength = enet_socket_receive(host->socket, &host->receivedAddress, &buffer, 1); + + if (receivedLength == -2) + continue; + + if (receivedLength < 0) { + return -1; + } + + if (receivedLength == 0) { + return 0; + } + + host->receivedData = host->packetData[0]; + host->receivedDataLength = receivedLength; + + host->totalReceivedData += receivedLength; + host->totalReceivedPackets++; + + if (host->intercept != NULL) { + switch (host->intercept(host, (void *)event)) { + case 1: + if (event != NULL && event->type != ENET_EVENT_TYPE_NONE) { + return 1; + } + + continue; + + case -1: + return -1; + + default: + break; + } + } + + switch (enet_protocol_handle_incoming_commands(host, event)) { + case 1: + return 1; + + case -1: + return -1; + + default: + break; + } + } + + return -1; + } /* enet_protocol_receive_incoming_commands */ + + static void enet_protocol_send_acknowledgements(ENetHost *host, ENetPeer *peer) { + ENetProtocol *command = &host->commands[host->commandCount]; + ENetBuffer *buffer = &host->buffers[host->bufferCount]; + ENetAcknowledgement *acknowledgement; + ENetListIterator currentAcknowledgement; + enet_uint16 reliableSequenceNumber; + + currentAcknowledgement = enet_list_begin(&peer->acknowledgements); + + while (currentAcknowledgement != enet_list_end(&peer->acknowledgements)) { + if (command >= &host->commands[sizeof(host->commands) / sizeof(ENetProtocol)] || + buffer >= &host->buffers[sizeof(host->buffers) / sizeof(ENetBuffer)] || + peer->mtu - host->packetSize < sizeof(ENetProtocolAcknowledge) + ) { + host->continueSending = 1; + break; + } + + acknowledgement = (ENetAcknowledgement *) currentAcknowledgement; + currentAcknowledgement = enet_list_next(currentAcknowledgement); + + buffer->data = command; + buffer->dataLength = sizeof(ENetProtocolAcknowledge); + host->packetSize += buffer->dataLength; + + reliableSequenceNumber = ENET_HOST_TO_NET_16(acknowledgement->command.header.reliableSequenceNumber); + + command->header.command = ENET_PROTOCOL_COMMAND_ACKNOWLEDGE; + command->header.channelID = acknowledgement->command.header.channelID; + command->header.reliableSequenceNumber = reliableSequenceNumber; + command->acknowledge.receivedReliableSequenceNumber = reliableSequenceNumber; + command->acknowledge.receivedSentTime = ENET_HOST_TO_NET_16(acknowledgement->sentTime); + + if ((acknowledgement->command.header.command & ENET_PROTOCOL_COMMAND_MASK) == ENET_PROTOCOL_COMMAND_DISCONNECT) { + enet_protocol_dispatch_state(host, peer, ENET_PEER_STATE_ZOMBIE); + } + + enet_list_remove(&acknowledgement->acknowledgementList); + enet_free(acknowledgement); + + ++command; + ++buffer; + } + + host->commandCount = command - host->commands; + host->bufferCount = buffer - host->buffers; + } /* enet_protocol_send_acknowledgements */ + + static void enet_protocol_send_unreliable_outgoing_commands(ENetHost *host, ENetPeer *peer) { + ENetProtocol *command = &host->commands[host->commandCount]; + ENetBuffer *buffer = &host->buffers[host->bufferCount]; + ENetOutgoingCommand *outgoingCommand; + ENetListIterator currentCommand; + + currentCommand = enet_list_begin(&peer->outgoingUnreliableCommands); + while (currentCommand != enet_list_end(&peer->outgoingUnreliableCommands)) { + size_t commandSize; + + outgoingCommand = (ENetOutgoingCommand *) currentCommand; + commandSize = commandSizes[outgoingCommand->command.header.command & ENET_PROTOCOL_COMMAND_MASK]; + + if (command >= &host->commands[sizeof(host->commands) / sizeof(ENetProtocol)] || + buffer + 1 >= &host->buffers[sizeof(host->buffers) / sizeof(ENetBuffer)] || + peer->mtu - host->packetSize < commandSize || + (outgoingCommand->packet != NULL && + peer->mtu - host->packetSize < commandSize + outgoingCommand->fragmentLength) + ) { + host->continueSending = 1; + break; + } + + currentCommand = enet_list_next(currentCommand); + + if (outgoingCommand->packet != NULL && outgoingCommand->fragmentOffset == 0) { + peer->packetThrottleCounter += ENET_PEER_PACKET_THROTTLE_COUNTER; + peer->packetThrottleCounter %= ENET_PEER_PACKET_THROTTLE_SCALE; + + if (peer->packetThrottleCounter > peer->packetThrottle) { + enet_uint16 reliableSequenceNumber = outgoingCommand->reliableSequenceNumber; + enet_uint16 unreliableSequenceNumber = outgoingCommand->unreliableSequenceNumber; + for (;;) { + --outgoingCommand->packet->referenceCount; + + if (outgoingCommand->packet->referenceCount == 0) { + callbacks.packet_destroy(outgoingCommand->packet); + } + + enet_list_remove(&outgoingCommand->outgoingCommandList); + enet_free(outgoingCommand); + + if (currentCommand == enet_list_end(&peer->outgoingUnreliableCommands)) { + break; + } + + outgoingCommand = (ENetOutgoingCommand *) currentCommand; + if (outgoingCommand->reliableSequenceNumber != reliableSequenceNumber || outgoingCommand->unreliableSequenceNumber != unreliableSequenceNumber) { + break; + } + + currentCommand = enet_list_next(currentCommand); + } + + continue; + } + } + + buffer->data = command; + buffer->dataLength = commandSize; + host->packetSize += buffer->dataLength; + *command = outgoingCommand->command; + enet_list_remove(&outgoingCommand->outgoingCommandList); + + if (outgoingCommand->packet != NULL) { + ++buffer; + + buffer->data = outgoingCommand->packet->data + outgoingCommand->fragmentOffset; + buffer->dataLength = outgoingCommand->fragmentLength; + + host->packetSize += buffer->dataLength; + + enet_list_insert(enet_list_end(&peer->sentUnreliableCommands), outgoingCommand); + } else { + enet_free(outgoingCommand); + } + + ++command; + ++buffer; + } + + host->commandCount = command - host->commands; + host->bufferCount = buffer - host->buffers; + + if (peer->state == ENET_PEER_STATE_DISCONNECT_LATER && + enet_list_empty(&peer->outgoingReliableCommands) && + enet_list_empty(&peer->outgoingUnreliableCommands) && + enet_list_empty(&peer->sentReliableCommands)) + { + enet_peer_disconnect(peer, peer->eventData); + } + } /* enet_protocol_send_unreliable_outgoing_commands */ + + static int enet_protocol_check_timeouts(ENetHost *host, ENetPeer *peer, ENetEvent *event) { + ENetOutgoingCommand *outgoingCommand; + ENetListIterator currentCommand, insertPosition; + + currentCommand = enet_list_begin(&peer->sentReliableCommands); + insertPosition = enet_list_begin(&peer->outgoingReliableCommands); + + while (currentCommand != enet_list_end(&peer->sentReliableCommands)) { + outgoingCommand = (ENetOutgoingCommand *) currentCommand; + + currentCommand = enet_list_next(currentCommand); + + if (ENET_TIME_DIFFERENCE(host->serviceTime, outgoingCommand->sentTime) < outgoingCommand->roundTripTimeout) { + continue; + } + + if (peer->earliestTimeout == 0 || ENET_TIME_LESS(outgoingCommand->sentTime, peer->earliestTimeout)) { + peer->earliestTimeout = outgoingCommand->sentTime; + } + + if (peer->earliestTimeout != 0 && + (ENET_TIME_DIFFERENCE(host->serviceTime, peer->earliestTimeout) >= peer->timeoutMaximum || + (outgoingCommand->roundTripTimeout >= outgoingCommand->roundTripTimeoutLimit && + ENET_TIME_DIFFERENCE(host->serviceTime, peer->earliestTimeout) >= peer->timeoutMinimum)) + ) { + enet_protocol_notify_disconnect_timeout(host, peer, event); + return 1; + } + + if (outgoingCommand->packet != NULL) { + peer->reliableDataInTransit -= outgoingCommand->fragmentLength; + } + + ++peer->packetsLost; + ++peer->totalPacketsLost; + + /* Replaced exponential backoff time with something more linear */ + /* Source: http://lists.cubik.org/pipermail/enet-discuss/2014-May/002308.html */ + outgoingCommand->roundTripTimeout = peer->roundTripTime + 4 * peer->roundTripTimeVariance; + outgoingCommand->roundTripTimeoutLimit = peer->timeoutLimit * outgoingCommand->roundTripTimeout; + + enet_list_insert(insertPosition, enet_list_remove(&outgoingCommand->outgoingCommandList)); + + if (currentCommand == enet_list_begin(&peer->sentReliableCommands) && !enet_list_empty(&peer->sentReliableCommands)) { + outgoingCommand = (ENetOutgoingCommand *) currentCommand; + peer->nextTimeout = outgoingCommand->sentTime + outgoingCommand->roundTripTimeout; + } + } + + return 0; + } /* enet_protocol_check_timeouts */ + + static int enet_protocol_send_reliable_outgoing_commands(ENetHost *host, ENetPeer *peer) { + ENetProtocol *command = &host->commands[host->commandCount]; + ENetBuffer *buffer = &host->buffers[host->bufferCount]; + ENetOutgoingCommand *outgoingCommand; + ENetListIterator currentCommand; + ENetChannel *channel; + enet_uint16 reliableWindow; + size_t commandSize; + int windowExceeded = 0, windowWrap = 0, canPing = 1; + + currentCommand = enet_list_begin(&peer->outgoingReliableCommands); + + while (currentCommand != enet_list_end(&peer->outgoingReliableCommands)) { + outgoingCommand = (ENetOutgoingCommand *) currentCommand; + + channel = outgoingCommand->command.header.channelID < peer->channelCount ? &peer->channels[outgoingCommand->command.header.channelID] : NULL; + reliableWindow = outgoingCommand->reliableSequenceNumber / ENET_PEER_RELIABLE_WINDOW_SIZE; + if (channel != NULL) { + if (!windowWrap && + outgoingCommand->sendAttempts < 1 && + !(outgoingCommand->reliableSequenceNumber % ENET_PEER_RELIABLE_WINDOW_SIZE) && + (channel->reliableWindows[(reliableWindow + ENET_PEER_RELIABLE_WINDOWS - 1) + % ENET_PEER_RELIABLE_WINDOWS] >= ENET_PEER_RELIABLE_WINDOW_SIZE || + channel->usedReliableWindows & ((((1 << ENET_PEER_FREE_RELIABLE_WINDOWS) - 1) << reliableWindow) + | (((1 << ENET_PEER_FREE_RELIABLE_WINDOWS) - 1) >> (ENET_PEER_RELIABLE_WINDOWS - reliableWindow)))) + ) { + windowWrap = 1; + } + + if (windowWrap) { + currentCommand = enet_list_next(currentCommand); + continue; + } + } + + if (outgoingCommand->packet != NULL) { + if (!windowExceeded) { + enet_uint32 windowSize = (peer->packetThrottle * peer->windowSize) / ENET_PEER_PACKET_THROTTLE_SCALE; + + if (peer->reliableDataInTransit + outgoingCommand->fragmentLength > ENET_MAX(windowSize, peer->mtu)) { + windowExceeded = 1; + } + } + if (windowExceeded) { + currentCommand = enet_list_next(currentCommand); + + continue; + } + } + + canPing = 0; + + commandSize = commandSizes[outgoingCommand->command.header.command & ENET_PROTOCOL_COMMAND_MASK]; + if (command >= &host->commands[sizeof(host->commands) / sizeof(ENetProtocol)] || + buffer + 1 >= &host->buffers[sizeof(host->buffers) / sizeof(ENetBuffer)] || + peer->mtu - host->packetSize < commandSize || + (outgoingCommand->packet != NULL && + (enet_uint16) (peer->mtu - host->packetSize) < (enet_uint16) (commandSize + outgoingCommand->fragmentLength)) + ) { + host->continueSending = 1; + break; + } + + currentCommand = enet_list_next(currentCommand); + + if (channel != NULL && outgoingCommand->sendAttempts < 1) { + channel->usedReliableWindows |= 1 << reliableWindow; + ++channel->reliableWindows[reliableWindow]; + } + + ++outgoingCommand->sendAttempts; + + if (outgoingCommand->roundTripTimeout == 0) { + outgoingCommand->roundTripTimeout = peer->roundTripTime + 4 * peer->roundTripTimeVariance; + outgoingCommand->roundTripTimeoutLimit = peer->timeoutLimit * outgoingCommand->roundTripTimeout; + } + + if (enet_list_empty(&peer->sentReliableCommands)) { + peer->nextTimeout = host->serviceTime + outgoingCommand->roundTripTimeout; + } + + enet_list_insert(enet_list_end(&peer->sentReliableCommands), enet_list_remove(&outgoingCommand->outgoingCommandList)); + + outgoingCommand->sentTime = host->serviceTime; + + buffer->data = command; + buffer->dataLength = commandSize; + + host->packetSize += buffer->dataLength; + host->headerFlags |= ENET_PROTOCOL_HEADER_FLAG_SENT_TIME; + + *command = outgoingCommand->command; + + if (outgoingCommand->packet != NULL) { + ++buffer; + buffer->data = outgoingCommand->packet->data + outgoingCommand->fragmentOffset; + buffer->dataLength = outgoingCommand->fragmentLength; + host->packetSize += outgoingCommand->fragmentLength; + peer->reliableDataInTransit += outgoingCommand->fragmentLength; + } + + ++peer->packetsSent; + ++peer->totalPacketsSent; + + ++command; + ++buffer; + } + + host->commandCount = command - host->commands; + host->bufferCount = buffer - host->buffers; + + return canPing; + } /* enet_protocol_send_reliable_outgoing_commands */ + + static int enet_protocol_send_outgoing_commands(ENetHost *host, ENetEvent *event, int checkForTimeouts) { + enet_uint8 headerData[sizeof(ENetProtocolHeader) + sizeof(enet_uint32)]; + ENetProtocolHeader *header = (ENetProtocolHeader *) headerData; + ENetPeer *currentPeer; + int sentLength; + size_t shouldCompress = 0; + host->continueSending = 1; + + while (host->continueSending) + for (host->continueSending = 0, currentPeer = host->peers; currentPeer < &host->peers[host->peerCount]; ++currentPeer) { + if (currentPeer->state == ENET_PEER_STATE_DISCONNECTED || currentPeer->state == ENET_PEER_STATE_ZOMBIE) { + continue; + } + + host->headerFlags = 0; + host->commandCount = 0; + host->bufferCount = 1; + host->packetSize = sizeof(ENetProtocolHeader); + + if (!enet_list_empty(¤tPeer->acknowledgements)) { + enet_protocol_send_acknowledgements(host, currentPeer); + } + + if (checkForTimeouts != 0 && + !enet_list_empty(¤tPeer->sentReliableCommands) && + ENET_TIME_GREATER_EQUAL(host->serviceTime, currentPeer->nextTimeout) && + enet_protocol_check_timeouts(host, currentPeer, event) == 1 + ) { + if (event != NULL && event->type != ENET_EVENT_TYPE_NONE) { + return 1; + } else { + continue; + } + } + + if ((enet_list_empty(¤tPeer->outgoingReliableCommands) || + enet_protocol_send_reliable_outgoing_commands(host, currentPeer)) && + enet_list_empty(¤tPeer->sentReliableCommands) && + ENET_TIME_DIFFERENCE(host->serviceTime, currentPeer->lastReceiveTime) >= currentPeer->pingInterval && + currentPeer->mtu - host->packetSize >= sizeof(ENetProtocolPing) + ) { + enet_peer_ping(currentPeer); + enet_protocol_send_reliable_outgoing_commands(host, currentPeer); + } + + if (!enet_list_empty(¤tPeer->outgoingUnreliableCommands)) { + enet_protocol_send_unreliable_outgoing_commands(host, currentPeer); + } + + if (host->commandCount == 0) { + continue; + } + + if (currentPeer->packetLossEpoch == 0) { + currentPeer->packetLossEpoch = host->serviceTime; + } else if (ENET_TIME_DIFFERENCE(host->serviceTime, currentPeer->packetLossEpoch) >= ENET_PEER_PACKET_LOSS_INTERVAL && currentPeer->packetsSent > 0) { + enet_uint32 packetLoss = currentPeer->packetsLost * ENET_PEER_PACKET_LOSS_SCALE / currentPeer->packetsSent; + + #ifdef ENET_DEBUG + printf( + "peer %u: %f%%+-%f%% packet loss, %u+-%u ms round trip time, %f%% throttle, %u/%u outgoing, %u/%u incoming\n", currentPeer->incomingPeerID, + currentPeer->packetLoss / (float) ENET_PEER_PACKET_LOSS_SCALE, + currentPeer->packetLossVariance / (float) ENET_PEER_PACKET_LOSS_SCALE, currentPeer->roundTripTime, currentPeer->roundTripTimeVariance, + currentPeer->packetThrottle / (float) ENET_PEER_PACKET_THROTTLE_SCALE, + enet_list_size(¤tPeer->outgoingReliableCommands), + enet_list_size(¤tPeer->outgoingUnreliableCommands), + currentPeer->channels != NULL ? enet_list_size( ¤tPeer->channels->incomingReliableCommands) : 0, + currentPeer->channels != NULL ? enet_list_size(¤tPeer->channels->incomingUnreliableCommands) : 0 + ); + #endif + + currentPeer->packetLossVariance -= currentPeer->packetLossVariance / 4; + + if (packetLoss >= currentPeer->packetLoss) { + currentPeer->packetLoss += (packetLoss - currentPeer->packetLoss) / 8; + currentPeer->packetLossVariance += (packetLoss - currentPeer->packetLoss) / 4; + } else { + currentPeer->packetLoss -= (currentPeer->packetLoss - packetLoss) / 8; + currentPeer->packetLossVariance += (currentPeer->packetLoss - packetLoss) / 4; + } + + currentPeer->packetLossEpoch = host->serviceTime; + currentPeer->packetsSent = 0; + currentPeer->packetsLost = 0; + } + + host->buffers->data = headerData; + if (host->headerFlags & ENET_PROTOCOL_HEADER_FLAG_SENT_TIME) { + header->sentTime = ENET_HOST_TO_NET_16(host->serviceTime & 0xFFFF); + host->buffers->dataLength = sizeof(ENetProtocolHeader); + } else { + host->buffers->dataLength = (size_t) &((ENetProtocolHeader *) 0)->sentTime; + } + + shouldCompress = 0; + if (host->compressor.context != NULL && host->compressor.compress != NULL) { + size_t originalSize = host->packetSize - sizeof(ENetProtocolHeader), + compressedSize = host->compressor.compress(host->compressor.context, &host->buffers[1], host->bufferCount - 1, originalSize, host->packetData[1], originalSize); + if (compressedSize > 0 && compressedSize < originalSize) { + host->headerFlags |= ENET_PROTOCOL_HEADER_FLAG_COMPRESSED; + shouldCompress = compressedSize; + #ifdef ENET_DEBUG_COMPRESS + printf("peer %u: compressed %u->%u (%u%%)\n", currentPeer->incomingPeerID, originalSize, compressedSize, (compressedSize * 100) / originalSize); + #endif + } + } + + if (currentPeer->outgoingPeerID < ENET_PROTOCOL_MAXIMUM_PEER_ID) { + host->headerFlags |= currentPeer->outgoingSessionID << ENET_PROTOCOL_HEADER_SESSION_SHIFT; + } + header->peerID = ENET_HOST_TO_NET_16(currentPeer->outgoingPeerID | host->headerFlags); + if (host->checksum != NULL) { + enet_uint32 *checksum = (enet_uint32 *) &headerData[host->buffers->dataLength]; + *checksum = currentPeer->outgoingPeerID < ENET_PROTOCOL_MAXIMUM_PEER_ID ? currentPeer->connectID : 0; + host->buffers->dataLength += sizeof(enet_uint32); + *checksum = host->checksum(host->buffers, host->bufferCount); + } + + if (shouldCompress > 0) { + host->buffers[1].data = host->packetData[1]; + host->buffers[1].dataLength = shouldCompress; + host->bufferCount = 2; + } + + currentPeer->lastSendTime = host->serviceTime; + sentLength = enet_socket_send(host->socket, ¤tPeer->address, host->buffers, host->bufferCount); + enet_protocol_remove_sent_unreliable_commands(currentPeer); + + if (sentLength < 0) { + return -1; + } + + host->totalSentData += sentLength; + currentPeer->totalDataSent += sentLength; + host->totalSentPackets++; + } + + return 0; + } /* enet_protocol_send_outgoing_commands */ + + /** Sends any queued packets on the host specified to its designated peers. + * + * @param host host to flush + * @remarks this function need only be used in circumstances where one wishes to send queued packets earlier than in a call to enet_host_service(). + * @ingroup host + */ + void enet_host_flush(ENetHost *host) { + host->serviceTime = enet_time_get(); + enet_protocol_send_outgoing_commands(host, NULL, 0); + } + + /** Checks for any queued events on the host and dispatches one if available. + * + * @param host host to check for events + * @param event an event structure where event details will be placed if available + * @retval > 0 if an event was dispatched + * @retval 0 if no events are available + * @retval < 0 on failure + * @ingroup host + */ + int enet_host_check_events(ENetHost *host, ENetEvent *event) { + if (event == NULL) { return -1; } + + event->type = ENET_EVENT_TYPE_NONE; + event->peer = NULL; + event->packet = NULL; + + return enet_protocol_dispatch_incoming_commands(host, event); + } + + /** Waits for events on the host specified and shuttles packets between + * the host and its peers. + * + * @param host host to service + * @param event an event structure where event details will be placed if one occurs + * if event == NULL then no events will be delivered + * @param timeout number of milliseconds that ENet should wait for events + * @retval > 0 if an event occurred within the specified time limit + * @retval 0 if no event occurred + * @retval < 0 on failure + * @remarks enet_host_service should be called fairly regularly for adequate performance + * @ingroup host + */ + int enet_host_service(ENetHost *host, ENetEvent *event, enet_uint32 timeout) { + enet_uint32 waitCondition; + + if (event != NULL) { + event->type = ENET_EVENT_TYPE_NONE; + event->peer = NULL; + event->packet = NULL; + + switch (enet_protocol_dispatch_incoming_commands(host, event)) { + case 1: + return 1; + + case -1: + #ifdef ENET_DEBUG + perror("Error dispatching incoming packets"); + #endif + + return -1; + + default: + break; + } + } + + host->serviceTime = enet_time_get(); + timeout += host->serviceTime; + + do { + if (ENET_TIME_DIFFERENCE(host->serviceTime, host->bandwidthThrottleEpoch) >= ENET_HOST_BANDWIDTH_THROTTLE_INTERVAL) { + enet_host_bandwidth_throttle(host); + } + + switch (enet_protocol_send_outgoing_commands(host, event, 1)) { + case 1: + return 1; + + case -1: + #ifdef ENET_DEBUG + perror("Error sending outgoing packets"); + #endif + + return -1; + + default: + break; + } + + switch (enet_protocol_receive_incoming_commands(host, event)) { + case 1: + return 1; + + case -1: + #ifdef ENET_DEBUG + perror("Error receiving incoming packets"); + #endif + + return -1; + + default: + break; + } + + switch (enet_protocol_send_outgoing_commands(host, event, 1)) { + case 1: + return 1; + + case -1: + #ifdef ENET_DEBUG + perror("Error sending outgoing packets"); + #endif + + return -1; + + default: + break; + } + + if (event != NULL) { + switch (enet_protocol_dispatch_incoming_commands(host, event)) { + case 1: + return 1; + + case -1: + #ifdef ENET_DEBUG + perror("Error dispatching incoming packets"); + #endif + + return -1; + + default: + break; + } + } + + if (ENET_TIME_GREATER_EQUAL(host->serviceTime, timeout)) { + return 0; + } + + do { + host->serviceTime = enet_time_get(); + + if (ENET_TIME_GREATER_EQUAL(host->serviceTime, timeout)) { + return 0; + } + + waitCondition = ENET_SOCKET_WAIT_RECEIVE | ENET_SOCKET_WAIT_INTERRUPT; + if (enet_socket_wait(host->socket, &waitCondition, ENET_TIME_DIFFERENCE(timeout, host->serviceTime)) != 0) { + return -1; + } + } while (waitCondition & ENET_SOCKET_WAIT_INTERRUPT); + + host->serviceTime = enet_time_get(); + } while (waitCondition & ENET_SOCKET_WAIT_RECEIVE); + + return 0; + } /* enet_host_service */ + + +// =======================================================================// +// ! +// ! Peer +// ! +// =======================================================================// + + /** Configures throttle parameter for a peer. + * + * Unreliable packets are dropped by ENet in response to the varying conditions + * of the Internet connection to the peer. The throttle represents a probability + * that an unreliable packet should not be dropped and thus sent by ENet to the peer. + * The lowest mean round trip time from the sending of a reliable packet to the + * receipt of its acknowledgement is measured over an amount of time specified by + * the interval parameter in milliseconds. If a measured round trip time happens to + * be significantly less than the mean round trip time measured over the interval, + * then the throttle probability is increased to allow more traffic by an amount + * specified in the acceleration parameter, which is a ratio to the ENET_PEER_PACKET_THROTTLE_SCALE + * constant. If a measured round trip time happens to be significantly greater than + * the mean round trip time measured over the interval, then the throttle probability + * is decreased to limit traffic by an amount specified in the deceleration parameter, which + * is a ratio to the ENET_PEER_PACKET_THROTTLE_SCALE constant. When the throttle has + * a value of ENET_PEER_PACKET_THROTTLE_SCALE, no unreliable packets are dropped by + * ENet, and so 100% of all unreliable packets will be sent. When the throttle has a + * value of 0, all unreliable packets are dropped by ENet, and so 0% of all unreliable + * packets will be sent. Intermediate values for the throttle represent intermediate + * probabilities between 0% and 100% of unreliable packets being sent. The bandwidth + * limits of the local and foreign hosts are taken into account to determine a + * sensible limit for the throttle probability above which it should not raise even in + * the best of conditions. + * + * @param peer peer to configure + * @param interval interval, in milliseconds, over which to measure lowest mean RTT; the default value is ENET_PEER_PACKET_THROTTLE_INTERVAL. + * @param acceleration rate at which to increase the throttle probability as mean RTT declines + * @param deceleration rate at which to decrease the throttle probability as mean RTT increases + */ + void enet_peer_throttle_configure(ENetPeer *peer, enet_uint32 interval, enet_uint32 acceleration, enet_uint32 deceleration) { + ENetProtocol command; + + peer->packetThrottleInterval = interval; + peer->packetThrottleAcceleration = acceleration; + peer->packetThrottleDeceleration = deceleration; + + command.header.command = ENET_PROTOCOL_COMMAND_THROTTLE_CONFIGURE | ENET_PROTOCOL_COMMAND_FLAG_ACKNOWLEDGE; + command.header.channelID = 0xFF; + + command.throttleConfigure.packetThrottleInterval = ENET_HOST_TO_NET_32(interval); + command.throttleConfigure.packetThrottleAcceleration = ENET_HOST_TO_NET_32(acceleration); + command.throttleConfigure.packetThrottleDeceleration = ENET_HOST_TO_NET_32(deceleration); + + enet_peer_queue_outgoing_command(peer, &command, NULL, 0, 0); + } + + int enet_peer_throttle(ENetPeer *peer, enet_uint32 rtt) { + if (peer->lastRoundTripTime <= peer->lastRoundTripTimeVariance) { + peer->packetThrottle = peer->packetThrottleLimit; + } + else if (rtt < peer->lastRoundTripTime) { + peer->packetThrottle += peer->packetThrottleAcceleration; + + if (peer->packetThrottle > peer->packetThrottleLimit) { + peer->packetThrottle = peer->packetThrottleLimit; + } + + return 1; + } + else if (rtt > peer->lastRoundTripTime + 2 * peer->lastRoundTripTimeVariance) { + if (peer->packetThrottle > peer->packetThrottleDeceleration) { + peer->packetThrottle -= peer->packetThrottleDeceleration; + } else { + peer->packetThrottle = 0; + } + + return -1; + } + + return 0; + } + + /* Extended functionality for easier binding in other programming languages */ + enet_uint32 enet_host_get_peers_count(ENetHost *host) { + return host->connectedPeers; + } + + enet_uint32 enet_host_get_packets_sent(ENetHost *host) { + return host->totalSentPackets; + } + + enet_uint32 enet_host_get_packets_received(ENetHost *host) { + return host->totalReceivedPackets; + } + + enet_uint32 enet_host_get_bytes_sent(ENetHost *host) { + return host->totalSentData; + } + + enet_uint32 enet_host_get_bytes_received(ENetHost *host) { + return host->totalReceivedData; + } + + /** Gets received data buffer. Returns buffer length. + * @param host host to access recevie buffer + * @param data ouput parameter for recevied data + * @retval buffer length + */ + enet_uint32 enet_host_get_received_data(ENetHost *host, /*out*/ enet_uint8** data) { + *data = host->receivedData; + return host->receivedDataLength; + } + + enet_uint32 enet_host_get_mtu(ENetHost *host) { + return host->mtu; + } + + enet_uint32 enet_peer_get_id(ENetPeer *peer) { + return peer->connectID; + } + + enet_uint32 enet_peer_get_ip(ENetPeer *peer, char *ip, size_t ipLength) { + return enet_address_get_host_ip(&peer->address, ip, ipLength); + } + + enet_uint16 enet_peer_get_port(ENetPeer *peer) { + return peer->address.port; + } + + ENetPeerState enet_peer_get_state(ENetPeer *peer) { + return peer->state; + } + + enet_uint32 enet_peer_get_rtt(ENetPeer *peer) { + return peer->roundTripTime; + } + + enet_uint64 enet_peer_get_packets_sent(ENetPeer *peer) { + return peer->totalPacketsSent; + } + + enet_uint32 enet_peer_get_packets_lost(ENetPeer *peer) { + return peer->totalPacketsLost; + } + + enet_uint64 enet_peer_get_bytes_sent(ENetPeer *peer) { + return peer->totalDataSent; + } + + enet_uint64 enet_peer_get_bytes_received(ENetPeer *peer) { + return peer->totalDataReceived; + } + + void * enet_peer_get_data(ENetPeer *peer) { + return (void *) peer->data; + } + + void enet_peer_set_data(ENetPeer *peer, const void *data) { + peer->data = (enet_uint32 *) data; + } + + void * enet_packet_get_data(ENetPacket *packet) { + return (void *) packet->data; + } + + enet_uint32 enet_packet_get_length(ENetPacket *packet) { + return packet->dataLength; + } + + void enet_packet_set_free_callback(ENetPacket *packet, void *callback) { + packet->freeCallback = (ENetPacketFreeCallback)callback; + } + + /** Queues a packet to be sent. + * @param peer destination for the packet + * @param channelID channel on which to send + * @param packet packet to send + * @retval 0 on success + * @retval < 0 on failure + */ + int enet_peer_send(ENetPeer *peer, enet_uint8 channelID, ENetPacket *packet) { + ENetChannel *channel = &peer->channels[channelID]; + ENetProtocol command; + size_t fragmentLength; + + if (peer->state != ENET_PEER_STATE_CONNECTED || channelID >= peer->channelCount || packet->dataLength > peer->host->maximumPacketSize) { + return -1; + } + + fragmentLength = peer->mtu - sizeof(ENetProtocolHeader) - sizeof(ENetProtocolSendFragment); + if (peer->host->checksum != NULL) { + fragmentLength -= sizeof(enet_uint32); + } + + if (packet->dataLength > fragmentLength) { + enet_uint32 fragmentCount = (packet->dataLength + fragmentLength - 1) / fragmentLength, fragmentNumber, fragmentOffset; + enet_uint8 commandNumber; + enet_uint16 startSequenceNumber; + ENetList fragments; + ENetOutgoingCommand *fragment; + + if (fragmentCount > ENET_PROTOCOL_MAXIMUM_FRAGMENT_COUNT) { + return -1; + } + + if ((packet->flags & (ENET_PACKET_FLAG_RELIABLE | ENET_PACKET_FLAG_UNRELIABLE_FRAGMENT)) == + ENET_PACKET_FLAG_UNRELIABLE_FRAGMENT && + channel->outgoingUnreliableSequenceNumber < 0xFFFF) + { + commandNumber = ENET_PROTOCOL_COMMAND_SEND_UNRELIABLE_FRAGMENT; + startSequenceNumber = ENET_HOST_TO_NET_16(channel->outgoingUnreliableSequenceNumber + 1); + } else { + commandNumber = ENET_PROTOCOL_COMMAND_SEND_FRAGMENT | ENET_PROTOCOL_COMMAND_FLAG_ACKNOWLEDGE; + startSequenceNumber = ENET_HOST_TO_NET_16(channel->outgoingReliableSequenceNumber + 1); + } + + enet_list_clear(&fragments); + + for (fragmentNumber = 0, fragmentOffset = 0; fragmentOffset < packet->dataLength; ++fragmentNumber, fragmentOffset += fragmentLength) { + if (packet->dataLength - fragmentOffset < fragmentLength) { + fragmentLength = packet->dataLength - fragmentOffset; + } + + fragment = (ENetOutgoingCommand *) enet_malloc(sizeof(ENetOutgoingCommand)); + + if (fragment == NULL) { + while (!enet_list_empty(&fragments)) { + fragment = (ENetOutgoingCommand *) enet_list_remove(enet_list_begin(&fragments)); + + enet_free(fragment); + } + + return -1; + } + + fragment->fragmentOffset = fragmentOffset; + fragment->fragmentLength = fragmentLength; + fragment->packet = packet; + fragment->command.header.command = commandNumber; + fragment->command.header.channelID = channelID; + + fragment->command.sendFragment.startSequenceNumber = startSequenceNumber; + + fragment->command.sendFragment.dataLength = ENET_HOST_TO_NET_16(fragmentLength); + fragment->command.sendFragment.fragmentCount = ENET_HOST_TO_NET_32(fragmentCount); + fragment->command.sendFragment.fragmentNumber = ENET_HOST_TO_NET_32(fragmentNumber); + fragment->command.sendFragment.totalLength = ENET_HOST_TO_NET_32(packet->dataLength); + fragment->command.sendFragment.fragmentOffset = ENET_NET_TO_HOST_32(fragmentOffset); + + enet_list_insert(enet_list_end(&fragments), fragment); + } + + packet->referenceCount += fragmentNumber; + + while (!enet_list_empty(&fragments)) { + fragment = (ENetOutgoingCommand *) enet_list_remove(enet_list_begin(&fragments)); + enet_peer_setup_outgoing_command(peer, fragment); + } + + return 0; + } + + command.header.channelID = channelID; + + if ((packet->flags & (ENET_PACKET_FLAG_RELIABLE | ENET_PACKET_FLAG_UNSEQUENCED)) == ENET_PACKET_FLAG_UNSEQUENCED) { + command.header.command = ENET_PROTOCOL_COMMAND_SEND_UNSEQUENCED | ENET_PROTOCOL_COMMAND_FLAG_UNSEQUENCED; + command.sendUnsequenced.dataLength = ENET_HOST_TO_NET_16(packet->dataLength); + } + else if (packet->flags & ENET_PACKET_FLAG_RELIABLE || channel->outgoingUnreliableSequenceNumber >= 0xFFFF) { + command.header.command = ENET_PROTOCOL_COMMAND_SEND_RELIABLE | ENET_PROTOCOL_COMMAND_FLAG_ACKNOWLEDGE; + command.sendReliable.dataLength = ENET_HOST_TO_NET_16(packet->dataLength); + } + else { + command.header.command = ENET_PROTOCOL_COMMAND_SEND_UNRELIABLE; + command.sendUnreliable.dataLength = ENET_HOST_TO_NET_16(packet->dataLength); + } + + if (enet_peer_queue_outgoing_command(peer, &command, packet, 0, packet->dataLength) == NULL) { + return -1; + } + + return 0; + } // enet_peer_send + + /** Attempts to dequeue any incoming queued packet. + * @param peer peer to dequeue packets from + * @param channelID holds the channel ID of the channel the packet was received on success + * @returns a pointer to the packet, or NULL if there are no available incoming queued packets + */ + ENetPacket * enet_peer_receive(ENetPeer *peer, enet_uint8 *channelID) { + ENetIncomingCommand *incomingCommand; + ENetPacket *packet; + + if (enet_list_empty(&peer->dispatchedCommands)) { + return NULL; + } + + incomingCommand = (ENetIncomingCommand *) enet_list_remove(enet_list_begin(&peer->dispatchedCommands)); + + if (channelID != NULL) { + *channelID = incomingCommand->command.header.channelID; + } + + packet = incomingCommand->packet; + --packet->referenceCount; + + if (incomingCommand->fragments != NULL) { + enet_free(incomingCommand->fragments); + } + + enet_free(incomingCommand); + peer->totalWaitingData -= packet->dataLength; + + return packet; + } + + static void enet_peer_reset_outgoing_commands(ENetList *queue) { + ENetOutgoingCommand *outgoingCommand; + + while (!enet_list_empty(queue)) { + outgoingCommand = (ENetOutgoingCommand *) enet_list_remove(enet_list_begin(queue)); + + if (outgoingCommand->packet != NULL) { + --outgoingCommand->packet->referenceCount; + + if (outgoingCommand->packet->referenceCount == 0) { + callbacks.packet_destroy(outgoingCommand->packet); + } + } + + enet_free(outgoingCommand); + } + } + + static void enet_peer_remove_incoming_commands(ENetList *queue, ENetListIterator startCommand, ENetListIterator endCommand) { + ENET_UNUSED(queue) + + ENetListIterator currentCommand; + + for (currentCommand = startCommand; currentCommand != endCommand;) { + ENetIncomingCommand *incomingCommand = (ENetIncomingCommand *) currentCommand; + + currentCommand = enet_list_next(currentCommand); + enet_list_remove(&incomingCommand->incomingCommandList); + + if (incomingCommand->packet != NULL) { + --incomingCommand->packet->referenceCount; + + if (incomingCommand->packet->referenceCount == 0) { + callbacks.packet_destroy(incomingCommand->packet); + } + } + + if (incomingCommand->fragments != NULL) { + enet_free(incomingCommand->fragments); + } + + enet_free(incomingCommand); + } + } + + static void enet_peer_reset_incoming_commands(ENetList *queue) { + enet_peer_remove_incoming_commands(queue, enet_list_begin(queue), enet_list_end(queue)); + } + + void enet_peer_reset_queues(ENetPeer *peer) { + ENetChannel *channel; + + if (peer->needsDispatch) { + enet_list_remove(&peer->dispatchList); + peer->needsDispatch = 0; + } + + while (!enet_list_empty(&peer->acknowledgements)) { + enet_free(enet_list_remove(enet_list_begin(&peer->acknowledgements))); + } + + enet_peer_reset_outgoing_commands(&peer->sentReliableCommands); + enet_peer_reset_outgoing_commands(&peer->sentUnreliableCommands); + enet_peer_reset_outgoing_commands(&peer->outgoingReliableCommands); + enet_peer_reset_outgoing_commands(&peer->outgoingUnreliableCommands); + enet_peer_reset_incoming_commands(&peer->dispatchedCommands); + + if (peer->channels != NULL && peer->channelCount > 0) { + for (channel = peer->channels; channel < &peer->channels[peer->channelCount]; ++channel) { + enet_peer_reset_incoming_commands(&channel->incomingReliableCommands); + enet_peer_reset_incoming_commands(&channel->incomingUnreliableCommands); + } + + enet_free(peer->channels); + } + + peer->channels = NULL; + peer->channelCount = 0; + } + + void enet_peer_on_connect(ENetPeer *peer) { + if (peer->state != ENET_PEER_STATE_CONNECTED && peer->state != ENET_PEER_STATE_DISCONNECT_LATER) { + if (peer->incomingBandwidth != 0) { + ++peer->host->bandwidthLimitedPeers; + } + + ++peer->host->connectedPeers; + } + } + + void enet_peer_on_disconnect(ENetPeer *peer) { + if (peer->state == ENET_PEER_STATE_CONNECTED || peer->state == ENET_PEER_STATE_DISCONNECT_LATER) { + if (peer->incomingBandwidth != 0) { + --peer->host->bandwidthLimitedPeers; + } + + --peer->host->connectedPeers; + } + } + + /** Forcefully disconnects a peer. + * @param peer peer to forcefully disconnect + * @remarks The foreign host represented by the peer is not notified of the disconnection and will timeout + * on its connection to the local host. + */ + void enet_peer_reset(ENetPeer *peer) { + enet_peer_on_disconnect(peer); + + // We don't want to reset connectID here, otherwise, we can't get it in the Disconnect event + // peer->connectID = 0; + peer->outgoingPeerID = ENET_PROTOCOL_MAXIMUM_PEER_ID; + peer->state = ENET_PEER_STATE_DISCONNECTED; + peer->incomingBandwidth = 0; + peer->outgoingBandwidth = 0; + peer->incomingBandwidthThrottleEpoch = 0; + peer->outgoingBandwidthThrottleEpoch = 0; + peer->incomingDataTotal = 0; + peer->totalDataReceived = 0; + peer->outgoingDataTotal = 0; + peer->totalDataSent = 0; + peer->lastSendTime = 0; + peer->lastReceiveTime = 0; + peer->nextTimeout = 0; + peer->earliestTimeout = 0; + peer->packetLossEpoch = 0; + peer->packetsSent = 0; + peer->totalPacketsSent = 0; + peer->packetsLost = 0; + peer->totalPacketsLost = 0; + peer->packetLoss = 0; + peer->packetLossVariance = 0; + peer->packetThrottle = ENET_PEER_DEFAULT_PACKET_THROTTLE; + peer->packetThrottleLimit = ENET_PEER_PACKET_THROTTLE_SCALE; + peer->packetThrottleCounter = 0; + peer->packetThrottleEpoch = 0; + peer->packetThrottleAcceleration = ENET_PEER_PACKET_THROTTLE_ACCELERATION; + peer->packetThrottleDeceleration = ENET_PEER_PACKET_THROTTLE_DECELERATION; + peer->packetThrottleInterval = ENET_PEER_PACKET_THROTTLE_INTERVAL; + peer->pingInterval = ENET_PEER_PING_INTERVAL; + peer->timeoutLimit = ENET_PEER_TIMEOUT_LIMIT; + peer->timeoutMinimum = ENET_PEER_TIMEOUT_MINIMUM; + peer->timeoutMaximum = ENET_PEER_TIMEOUT_MAXIMUM; + peer->lastRoundTripTime = ENET_PEER_DEFAULT_ROUND_TRIP_TIME; + peer->lowestRoundTripTime = ENET_PEER_DEFAULT_ROUND_TRIP_TIME; + peer->lastRoundTripTimeVariance = 0; + peer->highestRoundTripTimeVariance = 0; + peer->roundTripTime = ENET_PEER_DEFAULT_ROUND_TRIP_TIME; + peer->roundTripTimeVariance = 0; + peer->mtu = peer->host->mtu; + peer->reliableDataInTransit = 0; + peer->outgoingReliableSequenceNumber = 0; + peer->windowSize = ENET_PROTOCOL_MAXIMUM_WINDOW_SIZE; + peer->incomingUnsequencedGroup = 0; + peer->outgoingUnsequencedGroup = 0; + peer->eventData = 0; + peer->totalWaitingData = 0; + + memset(peer->unsequencedWindow, 0, sizeof(peer->unsequencedWindow)); + enet_peer_reset_queues(peer); + } + + /** Sends a ping request to a peer. + * @param peer destination for the ping request + * @remarks ping requests factor into the mean round trip time as designated by the + * roundTripTime field in the ENetPeer structure. ENet automatically pings all connected + * peers at regular intervals, however, this function may be called to ensure more + * frequent ping requests. + */ + void enet_peer_ping(ENetPeer *peer) { + ENetProtocol command; + + if (peer->state != ENET_PEER_STATE_CONNECTED) { + return; + } + + command.header.command = ENET_PROTOCOL_COMMAND_PING | ENET_PROTOCOL_COMMAND_FLAG_ACKNOWLEDGE; + command.header.channelID = 0xFF; + + enet_peer_queue_outgoing_command(peer, &command, NULL, 0, 0); + } + + /** Sets the interval at which pings will be sent to a peer. + * + * Pings are used both to monitor the liveness of the connection and also to dynamically + * adjust the throttle during periods of low traffic so that the throttle has reasonable + * responsiveness during traffic spikes. + * + * @param peer the peer to adjust + * @param pingInterval the interval at which to send pings; defaults to ENET_PEER_PING_INTERVAL if 0 + */ + void enet_peer_ping_interval(ENetPeer *peer, enet_uint32 pingInterval) { + peer->pingInterval = pingInterval ? pingInterval : ENET_PEER_PING_INTERVAL; + } + + /** Sets the timeout parameters for a peer. + * + * The timeout parameter control how and when a peer will timeout from a failure to acknowledge + * reliable traffic. Timeout values use an exponential backoff mechanism, where if a reliable + * packet is not acknowledge within some multiple of the average RTT plus a variance tolerance, + * the timeout will be doubled until it reaches a set limit. If the timeout is thus at this + * limit and reliable packets have been sent but not acknowledged within a certain minimum time + * period, the peer will be disconnected. Alternatively, if reliable packets have been sent + * but not acknowledged for a certain maximum time period, the peer will be disconnected regardless + * of the current timeout limit value. + * + * @param peer the peer to adjust + * @param timeoutLimit the timeout limit; defaults to ENET_PEER_TIMEOUT_LIMIT if 0 + * @param timeoutMinimum the timeout minimum; defaults to ENET_PEER_TIMEOUT_MINIMUM if 0 + * @param timeoutMaximum the timeout maximum; defaults to ENET_PEER_TIMEOUT_MAXIMUM if 0 + */ + + void enet_peer_timeout(ENetPeer *peer, enet_uint32 timeoutLimit, enet_uint32 timeoutMinimum, enet_uint32 timeoutMaximum) { + peer->timeoutLimit = timeoutLimit ? timeoutLimit : ENET_PEER_TIMEOUT_LIMIT; + peer->timeoutMinimum = timeoutMinimum ? timeoutMinimum : ENET_PEER_TIMEOUT_MINIMUM; + peer->timeoutMaximum = timeoutMaximum ? timeoutMaximum : ENET_PEER_TIMEOUT_MAXIMUM; + } + + /** Force an immediate disconnection from a peer. + * @param peer peer to disconnect + * @param data data describing the disconnection + * @remarks No ENET_EVENT_DISCONNECT event will be generated. The foreign peer is not + * guaranteed to receive the disconnect notification, and is reset immediately upon + * return from this function. + */ + void enet_peer_disconnect_now(ENetPeer *peer, enet_uint32 data) { + ENetProtocol command; + + if (peer->state == ENET_PEER_STATE_DISCONNECTED) { + return; + } + + if (peer->state != ENET_PEER_STATE_ZOMBIE && peer->state != ENET_PEER_STATE_DISCONNECTING) { + enet_peer_reset_queues(peer); + + command.header.command = ENET_PROTOCOL_COMMAND_DISCONNECT | ENET_PROTOCOL_COMMAND_FLAG_UNSEQUENCED; + command.header.channelID = 0xFF; + command.disconnect.data = ENET_HOST_TO_NET_32(data); + + enet_peer_queue_outgoing_command(peer, &command, NULL, 0, 0); + enet_host_flush(peer->host); + } + + enet_peer_reset(peer); + } + + /** Request a disconnection from a peer. + * @param peer peer to request a disconnection + * @param data data describing the disconnection + * @remarks An ENET_EVENT_DISCONNECT event will be generated by enet_host_service() + * once the disconnection is complete. + */ + void enet_peer_disconnect(ENetPeer *peer, enet_uint32 data) { + ENetProtocol command; + + if (peer->state == ENET_PEER_STATE_DISCONNECTING || + peer->state == ENET_PEER_STATE_DISCONNECTED || + peer->state == ENET_PEER_STATE_ACKNOWLEDGING_DISCONNECT || + peer->state == ENET_PEER_STATE_ZOMBIE + ) { + return; + } + + enet_peer_reset_queues(peer); + + command.header.command = ENET_PROTOCOL_COMMAND_DISCONNECT; + command.header.channelID = 0xFF; + command.disconnect.data = ENET_HOST_TO_NET_32(data); + + if (peer->state == ENET_PEER_STATE_CONNECTED || peer->state == ENET_PEER_STATE_DISCONNECT_LATER) { + command.header.command |= ENET_PROTOCOL_COMMAND_FLAG_ACKNOWLEDGE; + } else { + command.header.command |= ENET_PROTOCOL_COMMAND_FLAG_UNSEQUENCED; + } + + enet_peer_queue_outgoing_command(peer, &command, NULL, 0, 0); + + if (peer->state == ENET_PEER_STATE_CONNECTED || peer->state == ENET_PEER_STATE_DISCONNECT_LATER) { + enet_peer_on_disconnect(peer); + + peer->state = ENET_PEER_STATE_DISCONNECTING; + } else { + enet_host_flush(peer->host); + enet_peer_reset(peer); + } + } + + /** Request a disconnection from a peer, but only after all queued outgoing packets are sent. + * @param peer peer to request a disconnection + * @param data data describing the disconnection + * @remarks An ENET_EVENT_DISCONNECT event will be generated by enet_host_service() + * once the disconnection is complete. + */ + void enet_peer_disconnect_later(ENetPeer *peer, enet_uint32 data) { + if ((peer->state == ENET_PEER_STATE_CONNECTED || peer->state == ENET_PEER_STATE_DISCONNECT_LATER) && + !(enet_list_empty(&peer->outgoingReliableCommands) && + enet_list_empty(&peer->outgoingUnreliableCommands) && + enet_list_empty(&peer->sentReliableCommands)) + ) { + peer->state = ENET_PEER_STATE_DISCONNECT_LATER; + peer->eventData = data; + } else { + enet_peer_disconnect(peer, data); + } + } + + ENetAcknowledgement *enet_peer_queue_acknowledgement(ENetPeer *peer, const ENetProtocol *command, enet_uint16 sentTime) { + ENetAcknowledgement *acknowledgement; + + if (command->header.channelID < peer->channelCount) { + ENetChannel *channel = &peer->channels[command->header.channelID]; + enet_uint16 reliableWindow = command->header.reliableSequenceNumber / ENET_PEER_RELIABLE_WINDOW_SIZE; + enet_uint16 currentWindow = channel->incomingReliableSequenceNumber / ENET_PEER_RELIABLE_WINDOW_SIZE; + + if (command->header.reliableSequenceNumber < channel->incomingReliableSequenceNumber) { + reliableWindow += ENET_PEER_RELIABLE_WINDOWS; + } + + if (reliableWindow >= currentWindow + ENET_PEER_FREE_RELIABLE_WINDOWS - 1 && reliableWindow <= currentWindow + ENET_PEER_FREE_RELIABLE_WINDOWS) { + return NULL; + } + } + + acknowledgement = (ENetAcknowledgement *) enet_malloc(sizeof(ENetAcknowledgement)); + if (acknowledgement == NULL) { + return NULL; + } + + peer->outgoingDataTotal += sizeof(ENetProtocolAcknowledge); + + acknowledgement->sentTime = sentTime; + acknowledgement->command = *command; + + enet_list_insert(enet_list_end(&peer->acknowledgements), acknowledgement); + return acknowledgement; + } + + void enet_peer_setup_outgoing_command(ENetPeer *peer, ENetOutgoingCommand *outgoingCommand) { + ENetChannel *channel = &peer->channels[outgoingCommand->command.header.channelID]; + peer->outgoingDataTotal += enet_protocol_command_size(outgoingCommand->command.header.command) + outgoingCommand->fragmentLength; + + if (outgoingCommand->command.header.channelID == 0xFF) { + ++peer->outgoingReliableSequenceNumber; + + outgoingCommand->reliableSequenceNumber = peer->outgoingReliableSequenceNumber; + outgoingCommand->unreliableSequenceNumber = 0; + } + else if (outgoingCommand->command.header.command & ENET_PROTOCOL_COMMAND_FLAG_ACKNOWLEDGE) { + ++channel->outgoingReliableSequenceNumber; + channel->outgoingUnreliableSequenceNumber = 0; + + outgoingCommand->reliableSequenceNumber = channel->outgoingReliableSequenceNumber; + outgoingCommand->unreliableSequenceNumber = 0; + } + else if (outgoingCommand->command.header.command & ENET_PROTOCOL_COMMAND_FLAG_UNSEQUENCED) { + ++peer->outgoingUnsequencedGroup; + + outgoingCommand->reliableSequenceNumber = 0; + outgoingCommand->unreliableSequenceNumber = 0; + } + else { + if (outgoingCommand->fragmentOffset == 0) { + ++channel->outgoingUnreliableSequenceNumber; + } + + outgoingCommand->reliableSequenceNumber = channel->outgoingReliableSequenceNumber; + outgoingCommand->unreliableSequenceNumber = channel->outgoingUnreliableSequenceNumber; + } + + outgoingCommand->sendAttempts = 0; + outgoingCommand->sentTime = 0; + outgoingCommand->roundTripTimeout = 0; + outgoingCommand->roundTripTimeoutLimit = 0; + outgoingCommand->command.header.reliableSequenceNumber = ENET_HOST_TO_NET_16(outgoingCommand->reliableSequenceNumber); + + switch (outgoingCommand->command.header.command & ENET_PROTOCOL_COMMAND_MASK) { + case ENET_PROTOCOL_COMMAND_SEND_UNRELIABLE: + outgoingCommand->command.sendUnreliable.unreliableSequenceNumber = ENET_HOST_TO_NET_16(outgoingCommand->unreliableSequenceNumber); + break; + + case ENET_PROTOCOL_COMMAND_SEND_UNSEQUENCED: + outgoingCommand->command.sendUnsequenced.unsequencedGroup = ENET_HOST_TO_NET_16(peer->outgoingUnsequencedGroup); + break; + + default: + break; + } + + if (outgoingCommand->command.header.command & ENET_PROTOCOL_COMMAND_FLAG_ACKNOWLEDGE) { + enet_list_insert(enet_list_end(&peer->outgoingReliableCommands), outgoingCommand); + } else { + enet_list_insert(enet_list_end(&peer->outgoingUnreliableCommands), outgoingCommand); + } + } + + ENetOutgoingCommand * enet_peer_queue_outgoing_command(ENetPeer *peer, const ENetProtocol *command, ENetPacket *packet, enet_uint32 offset, enet_uint16 length) { + ENetOutgoingCommand *outgoingCommand = (ENetOutgoingCommand *) enet_malloc(sizeof(ENetOutgoingCommand)); + + if (outgoingCommand == NULL) { + return NULL; + } + + outgoingCommand->command = *command; + outgoingCommand->fragmentOffset = offset; + outgoingCommand->fragmentLength = length; + outgoingCommand->packet = packet; + if (packet != NULL) { + ++packet->referenceCount; + } + + enet_peer_setup_outgoing_command(peer, outgoingCommand); + return outgoingCommand; + } + + void enet_peer_dispatch_incoming_unreliable_commands(ENetPeer *peer, ENetChannel *channel) { + ENetListIterator droppedCommand, startCommand, currentCommand; + + for (droppedCommand = startCommand = currentCommand = enet_list_begin(&channel->incomingUnreliableCommands); + currentCommand != enet_list_end(&channel->incomingUnreliableCommands); + currentCommand = enet_list_next(currentCommand) + ) { + ENetIncomingCommand *incomingCommand = (ENetIncomingCommand *) currentCommand; + + if ((incomingCommand->command.header.command & ENET_PROTOCOL_COMMAND_MASK) == ENET_PROTOCOL_COMMAND_SEND_UNSEQUENCED) { + continue; + } + + if (incomingCommand->reliableSequenceNumber == channel->incomingReliableSequenceNumber) { + if (incomingCommand->fragmentsRemaining <= 0) { + channel->incomingUnreliableSequenceNumber = incomingCommand->unreliableSequenceNumber; + continue; + } + + if (startCommand != currentCommand) { + enet_list_move(enet_list_end(&peer->dispatchedCommands), startCommand, enet_list_previous(currentCommand)); + + if (!peer->needsDispatch) { + enet_list_insert(enet_list_end(&peer->host->dispatchQueue), &peer->dispatchList); + peer->needsDispatch = 1; + } + + droppedCommand = currentCommand; + } else if (droppedCommand != currentCommand) { + droppedCommand = enet_list_previous(currentCommand); + } + } else { + enet_uint16 reliableWindow = incomingCommand->reliableSequenceNumber / ENET_PEER_RELIABLE_WINDOW_SIZE; + enet_uint16 currentWindow = channel->incomingReliableSequenceNumber / ENET_PEER_RELIABLE_WINDOW_SIZE; + + if (incomingCommand->reliableSequenceNumber < channel->incomingReliableSequenceNumber) { + reliableWindow += ENET_PEER_RELIABLE_WINDOWS; + } + + if (reliableWindow >= currentWindow && reliableWindow < currentWindow + ENET_PEER_FREE_RELIABLE_WINDOWS - 1) { + break; + } + + droppedCommand = enet_list_next(currentCommand); + + if (startCommand != currentCommand) { + enet_list_move(enet_list_end(&peer->dispatchedCommands), startCommand, enet_list_previous(currentCommand)); + + if (!peer->needsDispatch) { + enet_list_insert(enet_list_end(&peer->host->dispatchQueue), &peer->dispatchList); + peer->needsDispatch = 1; + } + } + } + + startCommand = enet_list_next(currentCommand); + } + + if (startCommand != currentCommand) { + enet_list_move(enet_list_end(&peer->dispatchedCommands), startCommand, enet_list_previous(currentCommand)); + + if (!peer->needsDispatch) { + enet_list_insert(enet_list_end(&peer->host->dispatchQueue), &peer->dispatchList); + peer->needsDispatch = 1; + } + + droppedCommand = currentCommand; + } + + enet_peer_remove_incoming_commands(&channel->incomingUnreliableCommands,enet_list_begin(&channel->incomingUnreliableCommands), droppedCommand); + } + + void enet_peer_dispatch_incoming_reliable_commands(ENetPeer *peer, ENetChannel *channel) { + ENetListIterator currentCommand; + + for (currentCommand = enet_list_begin(&channel->incomingReliableCommands); + currentCommand != enet_list_end(&channel->incomingReliableCommands); + currentCommand = enet_list_next(currentCommand) + ) { + ENetIncomingCommand *incomingCommand = (ENetIncomingCommand *) currentCommand; + + if (incomingCommand->fragmentsRemaining > 0 || incomingCommand->reliableSequenceNumber != (enet_uint16) (channel->incomingReliableSequenceNumber + 1)) { + break; + } + + channel->incomingReliableSequenceNumber = incomingCommand->reliableSequenceNumber; + + if (incomingCommand->fragmentCount > 0) { + channel->incomingReliableSequenceNumber += incomingCommand->fragmentCount - 1; + } + } + + if (currentCommand == enet_list_begin(&channel->incomingReliableCommands)) { + return; + } + + channel->incomingUnreliableSequenceNumber = 0; + enet_list_move(enet_list_end(&peer->dispatchedCommands), enet_list_begin(&channel->incomingReliableCommands), enet_list_previous(currentCommand)); + + if (!peer->needsDispatch) { + enet_list_insert(enet_list_end(&peer->host->dispatchQueue), &peer->dispatchList); + peer->needsDispatch = 1; + } + + if (!enet_list_empty(&channel->incomingUnreliableCommands)) { + enet_peer_dispatch_incoming_unreliable_commands(peer, channel); + } + } + + ENetIncomingCommand * enet_peer_queue_incoming_command(ENetPeer *peer, const ENetProtocol *command, const void *data, size_t dataLength, enet_uint32 flags, enet_uint32 fragmentCount) { + static ENetIncomingCommand dummyCommand; + + ENetChannel *channel = &peer->channels[command->header.channelID]; + enet_uint32 unreliableSequenceNumber = 0, reliableSequenceNumber = 0; + enet_uint16 reliableWindow, currentWindow; + ENetIncomingCommand *incomingCommand; + ENetListIterator currentCommand; + ENetPacket *packet = NULL; + + if (peer->state == ENET_PEER_STATE_DISCONNECT_LATER) { + goto discardCommand; + } + + if ((command->header.command & ENET_PROTOCOL_COMMAND_MASK) != ENET_PROTOCOL_COMMAND_SEND_UNSEQUENCED) { + reliableSequenceNumber = command->header.reliableSequenceNumber; + reliableWindow = reliableSequenceNumber / ENET_PEER_RELIABLE_WINDOW_SIZE; + currentWindow = channel->incomingReliableSequenceNumber / ENET_PEER_RELIABLE_WINDOW_SIZE; + + if (reliableSequenceNumber < channel->incomingReliableSequenceNumber) { + reliableWindow += ENET_PEER_RELIABLE_WINDOWS; + } + + if (reliableWindow < currentWindow || reliableWindow >= currentWindow + ENET_PEER_FREE_RELIABLE_WINDOWS - 1) { + goto discardCommand; + } + } + + switch (command->header.command & ENET_PROTOCOL_COMMAND_MASK) { + case ENET_PROTOCOL_COMMAND_SEND_FRAGMENT: + case ENET_PROTOCOL_COMMAND_SEND_RELIABLE: + if (reliableSequenceNumber == channel->incomingReliableSequenceNumber) { + goto discardCommand; + } + + for (currentCommand = enet_list_previous(enet_list_end(&channel->incomingReliableCommands)); + currentCommand != enet_list_end(&channel->incomingReliableCommands); + currentCommand = enet_list_previous(currentCommand) + ) { + incomingCommand = (ENetIncomingCommand *) currentCommand; + + if (reliableSequenceNumber >= channel->incomingReliableSequenceNumber) { + if (incomingCommand->reliableSequenceNumber < channel->incomingReliableSequenceNumber) { + continue; + } + } else if (incomingCommand->reliableSequenceNumber >= channel->incomingReliableSequenceNumber) { + break; + } + + if (incomingCommand->reliableSequenceNumber <= reliableSequenceNumber) { + if (incomingCommand->reliableSequenceNumber < reliableSequenceNumber) { + break; + } + + goto discardCommand; + } + } + break; + + case ENET_PROTOCOL_COMMAND_SEND_UNRELIABLE: + case ENET_PROTOCOL_COMMAND_SEND_UNRELIABLE_FRAGMENT: + unreliableSequenceNumber = ENET_NET_TO_HOST_16(command->sendUnreliable.unreliableSequenceNumber); + + if (reliableSequenceNumber == channel->incomingReliableSequenceNumber && unreliableSequenceNumber <= channel->incomingUnreliableSequenceNumber) { + goto discardCommand; + } + + for (currentCommand = enet_list_previous(enet_list_end(&channel->incomingUnreliableCommands)); + currentCommand != enet_list_end(&channel->incomingUnreliableCommands); + currentCommand = enet_list_previous(currentCommand) + ) { + incomingCommand = (ENetIncomingCommand *) currentCommand; + + if ((command->header.command & ENET_PROTOCOL_COMMAND_MASK) == ENET_PROTOCOL_COMMAND_SEND_UNSEQUENCED) { + continue; + } + + if (reliableSequenceNumber >= channel->incomingReliableSequenceNumber) { + if (incomingCommand->reliableSequenceNumber < channel->incomingReliableSequenceNumber) { + continue; + } + } else if (incomingCommand->reliableSequenceNumber >= channel->incomingReliableSequenceNumber) { + break; + } + + if (incomingCommand->reliableSequenceNumber < reliableSequenceNumber) { + break; + } + + if (incomingCommand->reliableSequenceNumber > reliableSequenceNumber) { + continue; + } + + if (incomingCommand->unreliableSequenceNumber <= unreliableSequenceNumber) { + if (incomingCommand->unreliableSequenceNumber < unreliableSequenceNumber) { + break; + } + + goto discardCommand; + } + } + break; + + case ENET_PROTOCOL_COMMAND_SEND_UNSEQUENCED: + currentCommand = enet_list_end(&channel->incomingUnreliableCommands); + break; + + default: + goto discardCommand; + } + + if (peer->totalWaitingData >= peer->host->maximumWaitingData) { + goto notifyError; + } + + packet = callbacks.packet_create(data, dataLength, flags); + if (packet == NULL) { + goto notifyError; + } + + incomingCommand = (ENetIncomingCommand *) enet_malloc(sizeof(ENetIncomingCommand)); + if (incomingCommand == NULL) { + goto notifyError; + } + + incomingCommand->reliableSequenceNumber = command->header.reliableSequenceNumber; + incomingCommand->unreliableSequenceNumber = unreliableSequenceNumber & 0xFFFF; + incomingCommand->command = *command; + incomingCommand->fragmentCount = fragmentCount; + incomingCommand->fragmentsRemaining = fragmentCount; + incomingCommand->packet = packet; + incomingCommand->fragments = NULL; + + if (fragmentCount > 0) { + if (fragmentCount <= ENET_PROTOCOL_MAXIMUM_FRAGMENT_COUNT) { + incomingCommand->fragments = (enet_uint32 *) enet_malloc((fragmentCount + 31) / 32 * sizeof(enet_uint32)); + } + + if (incomingCommand->fragments == NULL) { + enet_free(incomingCommand); + + goto notifyError; + } + + memset(incomingCommand->fragments, 0, (fragmentCount + 31) / 32 * sizeof(enet_uint32)); + } + + if (packet != NULL) { + ++packet->referenceCount; + peer->totalWaitingData += packet->dataLength; + } + + enet_list_insert(enet_list_next(currentCommand), incomingCommand); + + switch (command->header.command & ENET_PROTOCOL_COMMAND_MASK) { + case ENET_PROTOCOL_COMMAND_SEND_FRAGMENT: + case ENET_PROTOCOL_COMMAND_SEND_RELIABLE: + enet_peer_dispatch_incoming_reliable_commands(peer, channel); + break; + + default: + enet_peer_dispatch_incoming_unreliable_commands(peer, channel); + break; + } + + return incomingCommand; + + discardCommand: + if (fragmentCount > 0) { + goto notifyError; + } + + if (packet != NULL && packet->referenceCount == 0) { + callbacks.packet_destroy(packet); + } + + return &dummyCommand; + + notifyError: + if (packet != NULL && packet->referenceCount == 0) { + callbacks.packet_destroy(packet); + } + + return NULL; + } /* enet_peer_queue_incoming_command */ + +// =======================================================================// +// ! +// ! Host +// ! +// =======================================================================// + + /** Creates a host for communicating to peers. + * + * @param address the address at which other peers may connect to this host. If NULL, then no peers may connect to the host. + * @param peerCount the maximum number of peers that should be allocated for the host. + * @param channelLimit the maximum number of channels allowed; if 0, then this is equivalent to ENET_PROTOCOL_MAXIMUM_CHANNEL_COUNT + * @param incomingBandwidth downstream bandwidth of the host in bytes/second; if 0, ENet will assume unlimited bandwidth. + * @param outgoingBandwidth upstream bandwidth of the host in bytes/second; if 0, ENet will assume unlimited bandwidth. + * + * @returns the host on success and NULL on failure + * + * @remarks ENet will strategically drop packets on specific sides of a connection between hosts + * to ensure the host's bandwidth is not overwhelmed. The bandwidth parameters also determine + * the window size of a connection which limits the amount of reliable packets that may be in transit + * at any given time. + */ + ENetHost * enet_host_create(const ENetAddress *address, size_t peerCount, size_t channelLimit, enet_uint32 incomingBandwidth, enet_uint32 outgoingBandwidth) { + ENetHost *host; + ENetPeer *currentPeer; + + if (peerCount > ENET_PROTOCOL_MAXIMUM_PEER_ID) { + return NULL; + } + + host = (ENetHost *) enet_malloc(sizeof(ENetHost)); + if (host == NULL) { return NULL; } + memset(host, 0, sizeof(ENetHost)); + + host->peers = (ENetPeer *) enet_malloc(peerCount * sizeof(ENetPeer)); + if (host->peers == NULL) { + enet_free(host); + return NULL; + } + + memset(host->peers, 0, peerCount * sizeof(ENetPeer)); + + host->socket = enet_socket_create(ENET_SOCKET_TYPE_DATAGRAM); + if (host->socket != ENET_SOCKET_NULL) { + enet_socket_set_option (host->socket, ENET_SOCKOPT_IPV6_V6ONLY, 0); + } + + if (host->socket == ENET_SOCKET_NULL || (address != NULL && enet_socket_bind(host->socket, address) < 0)) { + if (host->socket != ENET_SOCKET_NULL) { + enet_socket_destroy(host->socket); + } + + enet_free(host->peers); + enet_free(host); + + return NULL; + } + + enet_socket_set_option(host->socket, ENET_SOCKOPT_NONBLOCK, 1); + enet_socket_set_option(host->socket, ENET_SOCKOPT_BROADCAST, 1); + enet_socket_set_option(host->socket, ENET_SOCKOPT_RCVBUF, ENET_HOST_RECEIVE_BUFFER_SIZE); + enet_socket_set_option(host->socket, ENET_SOCKOPT_SNDBUF, ENET_HOST_SEND_BUFFER_SIZE); + enet_socket_set_option(host->socket, ENET_SOCKOPT_IPV6_V6ONLY, 0); + + if (address != NULL && enet_socket_get_address(host->socket, &host->address) < 0) { + host->address = *address; + } + + if (!channelLimit || channelLimit > ENET_PROTOCOL_MAXIMUM_CHANNEL_COUNT) { + channelLimit = ENET_PROTOCOL_MAXIMUM_CHANNEL_COUNT; + } else if (channelLimit < ENET_PROTOCOL_MINIMUM_CHANNEL_COUNT) { + channelLimit = ENET_PROTOCOL_MINIMUM_CHANNEL_COUNT; + } + + host->randomSeed = (enet_uint32) (size_t) host; + host->randomSeed += enet_host_random_seed(); + host->randomSeed = (host->randomSeed << 16) | (host->randomSeed >> 16); + host->channelLimit = channelLimit; + host->incomingBandwidth = incomingBandwidth; + host->outgoingBandwidth = outgoingBandwidth; + host->bandwidthThrottleEpoch = 0; + host->recalculateBandwidthLimits = 0; + host->mtu = ENET_HOST_DEFAULT_MTU; + host->peerCount = peerCount; + host->commandCount = 0; + host->bufferCount = 0; + host->checksum = NULL; + host->receivedAddress.host = ENET_HOST_ANY; + host->receivedAddress.port = 0; + host->receivedData = NULL; + host->receivedDataLength = 0; + host->totalSentData = 0; + host->totalSentPackets = 0; + host->totalReceivedData = 0; + host->totalReceivedPackets = 0; + host->connectedPeers = 0; + host->bandwidthLimitedPeers = 0; + host->duplicatePeers = ENET_PROTOCOL_MAXIMUM_PEER_ID; + host->maximumPacketSize = ENET_HOST_DEFAULT_MAXIMUM_PACKET_SIZE; + host->maximumWaitingData = ENET_HOST_DEFAULT_MAXIMUM_WAITING_DATA; + host->compressor.context = NULL; + host->compressor.compress = NULL; + host->compressor.decompress = NULL; + host->compressor.destroy = NULL; + host->intercept = NULL; + + enet_list_clear(&host->dispatchQueue); + + for (currentPeer = host->peers; currentPeer < &host->peers[host->peerCount]; ++currentPeer) { + currentPeer->host = host; + currentPeer->incomingPeerID = currentPeer - host->peers; + currentPeer->outgoingSessionID = currentPeer->incomingSessionID = 0xFF; + currentPeer->data = NULL; + + enet_list_clear(¤tPeer->acknowledgements); + enet_list_clear(¤tPeer->sentReliableCommands); + enet_list_clear(¤tPeer->sentUnreliableCommands); + enet_list_clear(¤tPeer->outgoingReliableCommands); + enet_list_clear(¤tPeer->outgoingUnreliableCommands); + enet_list_clear(¤tPeer->dispatchedCommands); + + enet_peer_reset(currentPeer); + } + + return host; + } /* enet_host_create */ + + /** Destroys the host and all resources associated with it. + * @param host pointer to the host to destroy + */ + void enet_host_destroy(ENetHost *host) { + ENetPeer *currentPeer; + + if (host == NULL) { + return; + } + + enet_socket_destroy(host->socket); + + for (currentPeer = host->peers; currentPeer < &host->peers[host->peerCount]; ++currentPeer) { + enet_peer_reset(currentPeer); + } + + if (host->compressor.context != NULL && host->compressor.destroy) { + (*host->compressor.destroy)(host->compressor.context); + } + + enet_free(host->peers); + enet_free(host); + } + + /** Initiates a connection to a foreign host. + * @param host host seeking the connection + * @param address destination for the connection + * @param channelCount number of channels to allocate + * @param data user data supplied to the receiving host + * @returns a peer representing the foreign host on success, NULL on failure + * @remarks The peer returned will have not completed the connection until enet_host_service() + * notifies of an ENET_EVENT_TYPE_CONNECT event for the peer. + */ + ENetPeer * enet_host_connect(ENetHost *host, const ENetAddress *address, size_t channelCount, enet_uint32 data) { + ENetPeer *currentPeer; + ENetChannel *channel; + ENetProtocol command; + + if (channelCount < ENET_PROTOCOL_MINIMUM_CHANNEL_COUNT) { + channelCount = ENET_PROTOCOL_MINIMUM_CHANNEL_COUNT; + } else if (channelCount > ENET_PROTOCOL_MAXIMUM_CHANNEL_COUNT) { + channelCount = ENET_PROTOCOL_MAXIMUM_CHANNEL_COUNT; + } + + for (currentPeer = host->peers; currentPeer < &host->peers[host->peerCount]; ++currentPeer) { + if (currentPeer->state == ENET_PEER_STATE_DISCONNECTED) { + break; + } + } + + if (currentPeer >= &host->peers[host->peerCount]) { + return NULL; + } + + currentPeer->channels = (ENetChannel *) enet_malloc(channelCount * sizeof(ENetChannel)); + if (currentPeer->channels == NULL) { + return NULL; + } + + currentPeer->channelCount = channelCount; + currentPeer->state = ENET_PEER_STATE_CONNECTING; + currentPeer->address = *address; + currentPeer->connectID = ++host->randomSeed; + + if (host->outgoingBandwidth == 0) { + currentPeer->windowSize = ENET_PROTOCOL_MAXIMUM_WINDOW_SIZE; + } else { + currentPeer->windowSize = (host->outgoingBandwidth / ENET_PEER_WINDOW_SIZE_SCALE) * ENET_PROTOCOL_MINIMUM_WINDOW_SIZE; + } + + if (currentPeer->windowSize < ENET_PROTOCOL_MINIMUM_WINDOW_SIZE) { + currentPeer->windowSize = ENET_PROTOCOL_MINIMUM_WINDOW_SIZE; + } else if (currentPeer->windowSize > ENET_PROTOCOL_MAXIMUM_WINDOW_SIZE) { + currentPeer->windowSize = ENET_PROTOCOL_MAXIMUM_WINDOW_SIZE; + } + + for (channel = currentPeer->channels; channel < ¤tPeer->channels[channelCount]; ++channel) { + channel->outgoingReliableSequenceNumber = 0; + channel->outgoingUnreliableSequenceNumber = 0; + channel->incomingReliableSequenceNumber = 0; + channel->incomingUnreliableSequenceNumber = 0; + + enet_list_clear(&channel->incomingReliableCommands); + enet_list_clear(&channel->incomingUnreliableCommands); + + channel->usedReliableWindows = 0; + memset(channel->reliableWindows, 0, sizeof(channel->reliableWindows)); + } + + command.header.command = ENET_PROTOCOL_COMMAND_CONNECT | ENET_PROTOCOL_COMMAND_FLAG_ACKNOWLEDGE; + command.header.channelID = 0xFF; + command.connect.outgoingPeerID = ENET_HOST_TO_NET_16(currentPeer->incomingPeerID); + command.connect.incomingSessionID = currentPeer->incomingSessionID; + command.connect.outgoingSessionID = currentPeer->outgoingSessionID; + command.connect.mtu = ENET_HOST_TO_NET_32(currentPeer->mtu); + command.connect.windowSize = ENET_HOST_TO_NET_32(currentPeer->windowSize); + command.connect.channelCount = ENET_HOST_TO_NET_32(channelCount); + command.connect.incomingBandwidth = ENET_HOST_TO_NET_32(host->incomingBandwidth); + command.connect.outgoingBandwidth = ENET_HOST_TO_NET_32(host->outgoingBandwidth); + command.connect.packetThrottleInterval = ENET_HOST_TO_NET_32(currentPeer->packetThrottleInterval); + command.connect.packetThrottleAcceleration = ENET_HOST_TO_NET_32(currentPeer->packetThrottleAcceleration); + command.connect.packetThrottleDeceleration = ENET_HOST_TO_NET_32(currentPeer->packetThrottleDeceleration); + command.connect.connectID = currentPeer->connectID; + command.connect.data = ENET_HOST_TO_NET_32(data); + + enet_peer_queue_outgoing_command(currentPeer, &command, NULL, 0, 0); + + return currentPeer; + } /* enet_host_connect */ + + /** Queues a packet to be sent to all peers associated with the host. + * @param host host on which to broadcast the packet + * @param channelID channel on which to broadcast + * @param packet packet to broadcast + */ + void enet_host_broadcast(ENetHost *host, enet_uint8 channelID, ENetPacket *packet) { + ENetPeer *currentPeer; + + for (currentPeer = host->peers; currentPeer < &host->peers[host->peerCount]; ++currentPeer) { + if (currentPeer->state != ENET_PEER_STATE_CONNECTED) { + continue; + } + + enet_peer_send(currentPeer, channelID, packet); + } + + if (packet->referenceCount == 0) { + callbacks.packet_destroy(packet); + } + } + + /** Sends raw data to specified address. Useful when you want to send unconnected data using host's socket. + * @param host host sending data + * @param address destination address + * @param data data pointer + * @param dataLength length of data to send + * @retval >=0 bytes sent + * @retval <0 error + * @sa enet_socket_send + */ + int enet_host_send_raw(ENetHost *host, const ENetAddress* address, enet_uint8* data, size_t dataLength) { + ENetBuffer buffer; + buffer.data = data; + buffer.dataLength = dataLength; + return enet_socket_send(host->socket, address, &buffer, 1); + } + + /** Sends raw data to specified address with extended arguments. Allows to send only part of data, handy for other programming languages. + * I.e. if you have data =- { 0, 1, 2, 3 } and call function as enet_host_send_raw_ex(data, 1, 2) then it will skip 1 byte and send 2 bytes { 1, 2 }. + * @param host host sending data + * @param address destination address + * @param data data pointer + * @param skipBytes number of bytes to skip from start of data + * @param bytesToSend number of bytes to send + * @retval >=0 bytes sent + * @retval <0 error + * @sa enet_socket_send + */ + int enet_host_send_raw_ex(ENetHost *host, const ENetAddress* address, enet_uint8* data, size_t skipBytes, size_t bytesToSend) { + ENetBuffer buffer; + buffer.data = data + skipBytes; + buffer.dataLength = bytesToSend; + return enet_socket_send(host->socket, address, &buffer, 1); + } + + /** Sets intercept callback for the host. + * @param host host to set a callback + * @param callback intercept callback + */ + void enet_host_set_intercept(ENetHost *host, const ENetInterceptCallback callback) { + host->intercept = callback; + } + + /** Sets the packet compressor the host should use to compress and decompress packets. + * @param host host to enable or disable compression for + * @param compressor callbacks for for the packet compressor; if NULL, then compression is disabled + */ + void enet_host_compress(ENetHost *host, const ENetCompressor *compressor) { + if (host->compressor.context != NULL && host->compressor.destroy) { + (*host->compressor.destroy)(host->compressor.context); + } + + if (compressor) { + host->compressor = *compressor; + } else { + host->compressor.context = NULL; + } + } + + /** Limits the maximum allowed channels of future incoming connections. + * @param host host to limit + * @param channelLimit the maximum number of channels allowed; if 0, then this is equivalent to ENET_PROTOCOL_MAXIMUM_CHANNEL_COUNT + */ + void enet_host_channel_limit(ENetHost *host, size_t channelLimit) { + if (!channelLimit || channelLimit > ENET_PROTOCOL_MAXIMUM_CHANNEL_COUNT) { + channelLimit = ENET_PROTOCOL_MAXIMUM_CHANNEL_COUNT; + } else if (channelLimit < ENET_PROTOCOL_MINIMUM_CHANNEL_COUNT) { + channelLimit = ENET_PROTOCOL_MINIMUM_CHANNEL_COUNT; + } + + host->channelLimit = channelLimit; + } + + /** Adjusts the bandwidth limits of a host. + * @param host host to adjust + * @param incomingBandwidth new incoming bandwidth + * @param outgoingBandwidth new outgoing bandwidth + * @remarks the incoming and outgoing bandwidth parameters are identical in function to those + * specified in enet_host_create(). + */ + void enet_host_bandwidth_limit(ENetHost *host, enet_uint32 incomingBandwidth, enet_uint32 outgoingBandwidth) { + host->incomingBandwidth = incomingBandwidth; + host->outgoingBandwidth = outgoingBandwidth; + host->recalculateBandwidthLimits = 1; + } + + void enet_host_bandwidth_throttle(ENetHost *host) { + enet_uint32 timeCurrent = enet_time_get(); + enet_uint32 elapsedTime = timeCurrent - host->bandwidthThrottleEpoch; + enet_uint32 peersRemaining = (enet_uint32) host->connectedPeers; + enet_uint32 dataTotal = ~0; + enet_uint32 bandwidth = ~0; + enet_uint32 throttle = 0; + enet_uint32 bandwidthLimit = 0; + + int needsAdjustment = host->bandwidthLimitedPeers > 0 ? 1 : 0; + ENetPeer *peer; + ENetProtocol command; + + if (elapsedTime < ENET_HOST_BANDWIDTH_THROTTLE_INTERVAL) { + return; + } + + if (host->outgoingBandwidth == 0 && host->incomingBandwidth == 0) { + return; + } + + host->bandwidthThrottleEpoch = timeCurrent; + + if (peersRemaining == 0) { + return; + } + + if (host->outgoingBandwidth != 0) { + dataTotal = 0; + bandwidth = (host->outgoingBandwidth * elapsedTime) / 1000; + + for (peer = host->peers; peer < &host->peers[host->peerCount]; ++peer) { + if (peer->state != ENET_PEER_STATE_CONNECTED && peer->state != ENET_PEER_STATE_DISCONNECT_LATER) { + continue; + } + + dataTotal += peer->outgoingDataTotal; + } + } + + while (peersRemaining > 0 && needsAdjustment != 0) { + needsAdjustment = 0; + + if (dataTotal <= bandwidth) { + throttle = ENET_PEER_PACKET_THROTTLE_SCALE; + } else { + throttle = (bandwidth * ENET_PEER_PACKET_THROTTLE_SCALE) / dataTotal; + } + + for (peer = host->peers; peer < &host->peers[host->peerCount]; ++peer) { + enet_uint32 peerBandwidth; + + if ((peer->state != ENET_PEER_STATE_CONNECTED && peer->state != ENET_PEER_STATE_DISCONNECT_LATER) || + peer->incomingBandwidth == 0 || + peer->outgoingBandwidthThrottleEpoch == timeCurrent + ) { + continue; + } + + peerBandwidth = (peer->incomingBandwidth * elapsedTime) / 1000; + if ((throttle * peer->outgoingDataTotal) / ENET_PEER_PACKET_THROTTLE_SCALE <= peerBandwidth) { + continue; + } + + peer->packetThrottleLimit = (peerBandwidth * ENET_PEER_PACKET_THROTTLE_SCALE) / peer->outgoingDataTotal; + + if (peer->packetThrottleLimit == 0) { + peer->packetThrottleLimit = 1; + } + + if (peer->packetThrottle > peer->packetThrottleLimit) { + peer->packetThrottle = peer->packetThrottleLimit; + } + + peer->outgoingBandwidthThrottleEpoch = timeCurrent; + + peer->incomingDataTotal = 0; + peer->outgoingDataTotal = 0; + + needsAdjustment = 1; + --peersRemaining; + bandwidth -= peerBandwidth; + dataTotal -= peerBandwidth; + } + } + + if (peersRemaining > 0) { + if (dataTotal <= bandwidth) { + throttle = ENET_PEER_PACKET_THROTTLE_SCALE; + } else { + throttle = (bandwidth * ENET_PEER_PACKET_THROTTLE_SCALE) / dataTotal; + } + + for (peer = host->peers; + peer < &host->peers[host->peerCount]; + ++peer) + { + if ((peer->state != ENET_PEER_STATE_CONNECTED && peer->state != ENET_PEER_STATE_DISCONNECT_LATER) || peer->outgoingBandwidthThrottleEpoch == timeCurrent) { + continue; + } + + peer->packetThrottleLimit = throttle; + + if (peer->packetThrottle > peer->packetThrottleLimit) { + peer->packetThrottle = peer->packetThrottleLimit; + } + + peer->incomingDataTotal = 0; + peer->outgoingDataTotal = 0; + } + } + + if (host->recalculateBandwidthLimits) { + host->recalculateBandwidthLimits = 0; + + peersRemaining = (enet_uint32) host->connectedPeers; + bandwidth = host->incomingBandwidth; + needsAdjustment = 1; + + if (bandwidth == 0) { + bandwidthLimit = 0; + } else { + while (peersRemaining > 0 && needsAdjustment != 0) { + needsAdjustment = 0; + bandwidthLimit = bandwidth / peersRemaining; + + for (peer = host->peers; peer < &host->peers[host->peerCount]; ++peer) { + if ((peer->state != ENET_PEER_STATE_CONNECTED && peer->state != ENET_PEER_STATE_DISCONNECT_LATER) || + peer->incomingBandwidthThrottleEpoch == timeCurrent + ) { + continue; + } + + if (peer->outgoingBandwidth > 0 && peer->outgoingBandwidth >= bandwidthLimit) { + continue; + } + + peer->incomingBandwidthThrottleEpoch = timeCurrent; + + needsAdjustment = 1; + --peersRemaining; + bandwidth -= peer->outgoingBandwidth; + } + } + } + + for (peer = host->peers; peer < &host->peers[host->peerCount]; ++peer) { + if (peer->state != ENET_PEER_STATE_CONNECTED && peer->state != ENET_PEER_STATE_DISCONNECT_LATER) { + continue; + } + + command.header.command = ENET_PROTOCOL_COMMAND_BANDWIDTH_LIMIT | ENET_PROTOCOL_COMMAND_FLAG_ACKNOWLEDGE; + command.header.channelID = 0xFF; + command.bandwidthLimit.outgoingBandwidth = ENET_HOST_TO_NET_32(host->outgoingBandwidth); + + if (peer->incomingBandwidthThrottleEpoch == timeCurrent) { + command.bandwidthLimit.incomingBandwidth = ENET_HOST_TO_NET_32(peer->outgoingBandwidth); + } else { + command.bandwidthLimit.incomingBandwidth = ENET_HOST_TO_NET_32(bandwidthLimit); + } + + enet_peer_queue_outgoing_command(peer, &command, NULL, 0, 0); + } + } + } /* enet_host_bandwidth_throttle */ + +// =======================================================================// +// ! +// ! Time +// ! +// =======================================================================// + + #ifdef _WIN32 + static LARGE_INTEGER getFILETIMEoffset() { + SYSTEMTIME s; + FILETIME f; + LARGE_INTEGER t; + + s.wYear = 1970; + s.wMonth = 1; + s.wDay = 1; + s.wHour = 0; + s.wMinute = 0; + s.wSecond = 0; + s.wMilliseconds = 0; + SystemTimeToFileTime(&s, &f); + t.QuadPart = f.dwHighDateTime; + t.QuadPart <<= 32; + t.QuadPart |= f.dwLowDateTime; + return (t); + } + + int clock_gettime(int X, struct timespec *tv) { + LARGE_INTEGER t; + FILETIME f; + double microseconds; + static LARGE_INTEGER offset; + static double frequencyToMicroseconds; + static int initialized = 0; + static BOOL usePerformanceCounter = 0; + + if (!initialized) { + LARGE_INTEGER performanceFrequency; + initialized = 1; + usePerformanceCounter = QueryPerformanceFrequency(&performanceFrequency); + if (usePerformanceCounter) { + QueryPerformanceCounter(&offset); + frequencyToMicroseconds = (double)performanceFrequency.QuadPart / 1000000.; + } else { + offset = getFILETIMEoffset(); + frequencyToMicroseconds = 10.; + } + } + if (usePerformanceCounter) { + QueryPerformanceCounter(&t); + } else { + GetSystemTimeAsFileTime(&f); + t.QuadPart = f.dwHighDateTime; + t.QuadPart <<= 32; + t.QuadPart |= f.dwLowDateTime; + } + + t.QuadPart -= offset.QuadPart; + microseconds = (double)t.QuadPart / frequencyToMicroseconds; + t.QuadPart = (LONGLONG)microseconds; + tv->tv_sec = (long)(t.QuadPart / 1000000); + tv->tv_nsec = t.QuadPart % 1000000 * 1000; + return (0); + } + #elif __APPLE__ && __MAC_OS_X_VERSION_MIN_REQUIRED < 101200 + #define CLOCK_MONOTONIC 0 + + int clock_gettime(int X, struct timespec *ts) { + clock_serv_t cclock; + mach_timespec_t mts; + + host_get_clock_service(mach_host_self(), SYSTEM_CLOCK, &cclock); + clock_get_time(cclock, &mts); + mach_port_deallocate(mach_task_self(), cclock); + + ts->tv_sec = mts.tv_sec; + ts->tv_nsec = mts.tv_nsec; + + return 0; + } + #endif + + enet_uint32 enet_time_get() { + // TODO enet uses 32 bit timestamps. We should modify it to use + // 64 bit timestamps, but this is not trivial since we'd end up + // changing half the structs in enet. For now, retain 32 bits, but + // use an offset so we don't run out of bits. Basically, the first + // call of enet_time_get() will always return 1, and follow-up calls + // indicate elapsed time since the first call. + // + // Note that we don't want to return 0 from the first call, in case + // some part of enet uses 0 as a special value (meaning time not set + // for example). + static uint64_t start_time_ns = 0; + + struct timespec ts; + #if defined(CLOCK_MONOTONIC_RAW) + clock_gettime(CLOCK_MONOTONIC_RAW, &ts); + #else + clock_gettime(CLOCK_MONOTONIC, &ts); + #endif + + static const uint64_t ns_in_s = 1000 * 1000 * 1000; + static const uint64_t ns_in_ms = 1000 * 1000; + uint64_t current_time_ns = ts.tv_nsec + (uint64_t)ts.tv_sec * ns_in_s; + + // Most of the time we just want to atomically read the start time. We + // could just use a single CAS instruction instead of this if, but it + // would be slower in the average case. + // + // Note that statics are auto-initialized to zero, and starting a thread + // implies a memory barrier. So we know that whatever thread calls this, + // it correctly sees the start_time_ns as 0 initially. + uint64_t offset_ns = ENET_ATOMIC_READ(&start_time_ns); + if (offset_ns == 0) { + // We still need to CAS, since two different threads can get here + // at the same time. + // + // We assume that current_time_ns is > 1ms. + // + // Set the value of the start_time_ns, such that the first timestamp + // is at 1ms. This ensures 0 remains a special value. + uint64_t want_value = current_time_ns - 1 * ns_in_ms; + uint64_t old_value = ENET_ATOMIC_CAS(&start_time_ns, 0, want_value); + offset_ns = old_value == 0 ? want_value : old_value; + } + + uint64_t result_in_ns = current_time_ns - offset_ns; + return (enet_uint32)(result_in_ns / ns_in_ms); + } + +// =======================================================================// +// ! +// ! Platform Specific (Unix) +// ! +// =======================================================================// + + #ifndef _WIN32 + + #if defined(__MINGW32__) && defined(ENET_MINGW_COMPAT) + // inet_ntop/inet_pton for MinGW from http://mingw-users.1079350.n2.nabble.com/IPv6-getaddrinfo-amp-inet-ntop-td5891996.html + const char *inet_ntop(int af, const void *src, char *dst, socklen_t cnt) { + if (af == AF_INET) { + struct sockaddr_in in; + memset(&in, 0, sizeof(in)); + in.sin_family = AF_INET; + memcpy(&in.sin_addr, src, sizeof(struct in_addr)); + getnameinfo((struct sockaddr *)&in, sizeof(struct sockaddr_in), dst, cnt, NULL, 0, NI_NUMERICHOST); + return dst; + } + else if (af == AF_INET6) { + struct sockaddr_in6 in; + memset(&in, 0, sizeof(in)); + in.sin6_family = AF_INET6; + memcpy(&in.sin6_addr, src, sizeof(struct in_addr6)); + getnameinfo((struct sockaddr *)&in, sizeof(struct sockaddr_in6), dst, cnt, NULL, 0, NI_NUMERICHOST); + return dst; + } + + return NULL; + } + + #define NS_INADDRSZ 4 + #define NS_IN6ADDRSZ 16 + #define NS_INT16SZ 2 + + int inet_pton4(const char *src, char *dst) { + uint8_t tmp[NS_INADDRSZ], *tp; + + int saw_digit = 0; + int octets = 0; + *(tp = tmp) = 0; + + int ch; + while ((ch = *src++) != '\0') + { + if (ch >= '0' && ch <= '9') + { + uint32_t n = *tp * 10 + (ch - '0'); + + if (saw_digit && *tp == 0) + return 0; + + if (n > 255) + return 0; + + *tp = n; + if (!saw_digit) + { + if (++octets > 4) + return 0; + saw_digit = 1; + } + } + else if (ch == '.' && saw_digit) + { + if (octets == 4) + return 0; + *++tp = 0; + saw_digit = 0; + } + else + return 0; + } + if (octets < 4) + return 0; + + memcpy(dst, tmp, NS_INADDRSZ); + + return 1; + } + + int inet_pton6(const char *src, char *dst) { + static const char xdigits[] = "0123456789abcdef"; + uint8_t tmp[NS_IN6ADDRSZ]; + + uint8_t *tp = (uint8_t*) memset(tmp, '\0', NS_IN6ADDRSZ); + uint8_t *endp = tp + NS_IN6ADDRSZ; + uint8_t *colonp = NULL; + + /* Leading :: requires some special handling. */ + if (*src == ':') + { + if (*++src != ':') + return 0; + } + + const char *curtok = src; + int saw_xdigit = 0; + uint32_t val = 0; + int ch; + while ((ch = tolower(*src++)) != '\0') + { + const char *pch = strchr(xdigits, ch); + if (pch != NULL) + { + val <<= 4; + val |= (pch - xdigits); + if (val > 0xffff) + return 0; + saw_xdigit = 1; + continue; + } + if (ch == ':') + { + curtok = src; + if (!saw_xdigit) + { + if (colonp) + return 0; + colonp = tp; + continue; + } + else if (*src == '\0') + { + return 0; + } + if (tp + NS_INT16SZ > endp) + return 0; + *tp++ = (uint8_t) (val >> 8) & 0xff; + *tp++ = (uint8_t) val & 0xff; + saw_xdigit = 0; + val = 0; + continue; + } + if (ch == '.' && ((tp + NS_INADDRSZ) <= endp) && + inet_pton4(curtok, (char*) tp) > 0) + { + tp += NS_INADDRSZ; + saw_xdigit = 0; + break; /* '\0' was seen by inet_pton4(). */ + } + return 0; + } + if (saw_xdigit) + { + if (tp + NS_INT16SZ > endp) + return 0; + *tp++ = (uint8_t) (val >> 8) & 0xff; + *tp++ = (uint8_t) val & 0xff; + } + if (colonp != NULL) + { + /* + * Since some memmove()'s erroneously fail to handle + * overlapping regions, we'll do the shift by hand. + */ + const int n = tp - colonp; + + if (tp == endp) + return 0; + + for (int i = 1; i <= n; i++) + { + endp[-i] = colonp[n - i]; + colonp[n - i] = 0; + } + tp = endp; + } + if (tp != endp) + return 0; + + memcpy(dst, tmp, NS_IN6ADDRSZ); + + return 1; + } + + + int inet_pton(int af, const char *src, struct in6_addr *dst) { + switch (af) + { + case AF_INET: + return inet_pton4(src, (char *)dst); + case AF_INET6: + return inet_pton6(src, (char *)dst); + default: + return -1; + } + } + #endif // __MINGW__ + + int enet_initialize(void) { + return 0; + } + + void enet_deinitialize(void) {} + + enet_uint64 enet_host_random_seed(void) { + return (enet_uint64) time(NULL); + } + + int enet_address_set_host_ip(ENetAddress *address, const char *name) { + if (!inet_pton(AF_INET6, name, &address->host)) { + return -1; + } + + return 0; + } + + int enet_address_set_host(ENetAddress *address, const char *name) { + struct addrinfo hints, *resultList = NULL, *result = NULL; + + memset(&hints, 0, sizeof(hints)); + hints.ai_family = AF_UNSPEC; + + if (getaddrinfo(name, NULL, &hints, &resultList) != 0) { + return -1; + } + + for (result = resultList; result != NULL; result = result->ai_next) { + if (result->ai_addr != NULL && result->ai_addrlen >= sizeof(struct sockaddr_in)) { + if (result->ai_family == AF_INET) { + struct sockaddr_in * sin = (struct sockaddr_in *) result->ai_addr; + + ((uint32_t *)&address->host.s6_addr)[0] = 0; + ((uint32_t *)&address->host.s6_addr)[1] = 0; + ((uint32_t *)&address->host.s6_addr)[2] = htonl(0xffff); + ((uint32_t *)&address->host.s6_addr)[3] = sin->sin_addr.s_addr; + + freeaddrinfo(resultList); + + return 0; + } + else if(result->ai_family == AF_INET6) { + struct sockaddr_in6 * sin = (struct sockaddr_in6 *)result->ai_addr; + + address->host = sin->sin6_addr; + address->sin6_scope_id = sin->sin6_scope_id; + + freeaddrinfo(resultList); + + return 0; + } + } + } + + + if (resultList != NULL) { + freeaddrinfo(resultList); + } + + return enet_address_set_host_ip(address, name); + } /* enet_address_set_host */ + + int enet_address_get_host_ip(const ENetAddress *address, char *name, size_t nameLength) { + if (inet_ntop(AF_INET6, &address->host, name, nameLength) == NULL) { + return -1; + } + + return 0; + } + + int enet_address_get_host(const ENetAddress *address, char *name, size_t nameLength) { + struct sockaddr_in6 sin; + int err; + + memset(&sin, 0, sizeof(struct sockaddr_in6)); + + sin.sin6_family = AF_INET6; + sin.sin6_port = ENET_HOST_TO_NET_16 (address->port); + sin.sin6_addr = address->host; + sin.sin6_scope_id = address->sin6_scope_id; + + err = getnameinfo((struct sockaddr *) &sin, sizeof(sin), name, nameLength, NULL, 0, NI_NAMEREQD); + if (!err) { + if (name != NULL && nameLength > 0 && !memchr(name, '\0', nameLength)) { + return -1; + } + return 0; + } + if (err != EAI_NONAME) { + return -1; + } + + return enet_address_get_host_ip(address, name, nameLength); + } /* enet_address_get_host */ + + int enet_socket_bind(ENetSocket socket, const ENetAddress *address) { + struct sockaddr_in6 sin; + memset(&sin, 0, sizeof(struct sockaddr_in6)); + sin.sin6_family = AF_INET6; + + if (address != NULL) { + sin.sin6_port = ENET_HOST_TO_NET_16(address->port); + sin.sin6_addr = address->host; + sin.sin6_scope_id = address->sin6_scope_id; + } else { + sin.sin6_port = 0; + sin.sin6_addr = ENET_HOST_ANY; + sin.sin6_scope_id = 0; + } + + return bind(socket, (struct sockaddr *)&sin, sizeof(struct sockaddr_in6)); + } + + int enet_socket_get_address(ENetSocket socket, ENetAddress *address) { + struct sockaddr_in6 sin; + socklen_t sinLength = sizeof(struct sockaddr_in6); + + if (getsockname(socket, (struct sockaddr *) &sin, &sinLength) == -1) { + return -1; + } + + address->host = sin.sin6_addr; + address->port = ENET_NET_TO_HOST_16(sin.sin6_port); + address->sin6_scope_id = sin.sin6_scope_id; + + return 0; + } + + int enet_socket_listen(ENetSocket socket, int backlog) { + return listen(socket, backlog < 0 ? SOMAXCONN : backlog); + } + + ENetSocket enet_socket_create(ENetSocketType type) { + return socket(PF_INET6, type == ENET_SOCKET_TYPE_DATAGRAM ? SOCK_DGRAM : SOCK_STREAM, 0); + } + + int enet_socket_set_option(ENetSocket socket, ENetSocketOption option, int value) { + int result = -1; + + switch (option) { + case ENET_SOCKOPT_NONBLOCK: + result = fcntl(socket, F_SETFL, (value ? O_NONBLOCK : 0) | (fcntl(socket, F_GETFL) & ~O_NONBLOCK)); + break; + + case ENET_SOCKOPT_BROADCAST: + result = setsockopt(socket, SOL_SOCKET, SO_BROADCAST, (char *)&value, sizeof(int)); + break; + + case ENET_SOCKOPT_REUSEADDR: + result = setsockopt(socket, SOL_SOCKET, SO_REUSEADDR, (char *)&value, sizeof(int)); + break; + + case ENET_SOCKOPT_RCVBUF: + result = setsockopt(socket, SOL_SOCKET, SO_RCVBUF, (char *)&value, sizeof(int)); + break; + + case ENET_SOCKOPT_SNDBUF: + result = setsockopt(socket, SOL_SOCKET, SO_SNDBUF, (char *)&value, sizeof(int)); + break; + + case ENET_SOCKOPT_RCVTIMEO: { + struct timeval timeVal; + timeVal.tv_sec = value / 1000; + timeVal.tv_usec = (value % 1000) * 1000; + result = setsockopt(socket, SOL_SOCKET, SO_RCVTIMEO, (char *)&timeVal, sizeof(struct timeval)); + break; + } + + case ENET_SOCKOPT_SNDTIMEO: { + struct timeval timeVal; + timeVal.tv_sec = value / 1000; + timeVal.tv_usec = (value % 1000) * 1000; + result = setsockopt(socket, SOL_SOCKET, SO_SNDTIMEO, (char *)&timeVal, sizeof(struct timeval)); + break; + } + + case ENET_SOCKOPT_NODELAY: + result = setsockopt(socket, IPPROTO_TCP, TCP_NODELAY, (char *)&value, sizeof(int)); + break; + + case ENET_SOCKOPT_IPV6_V6ONLY: + result = setsockopt(socket, IPPROTO_IPV6, IPV6_V6ONLY, (char *)&value, sizeof(int)); + break; + + default: + break; + } + return result == -1 ? -1 : 0; + } /* enet_socket_set_option */ + + int enet_socket_get_option(ENetSocket socket, ENetSocketOption option, int *value) { + int result = -1; + socklen_t len; + + switch (option) { + case ENET_SOCKOPT_ERROR: + len = sizeof(int); + result = getsockopt(socket, SOL_SOCKET, SO_ERROR, value, &len); + break; + + default: + break; + } + return result == -1 ? -1 : 0; + } + + int enet_socket_connect(ENetSocket socket, const ENetAddress *address) { + struct sockaddr_in6 sin; + int result; + + memset(&sin, 0, sizeof(struct sockaddr_in6)); + + sin.sin6_family = AF_INET6; + sin.sin6_port = ENET_HOST_TO_NET_16(address->port); + sin.sin6_addr = address->host; + sin.sin6_scope_id = address->sin6_scope_id; + + result = connect(socket, (struct sockaddr *)&sin, sizeof(struct sockaddr_in6)); + if (result == -1 && errno == EINPROGRESS) { + return 0; + } + + return result; + } + + ENetSocket enet_socket_accept(ENetSocket socket, ENetAddress *address) { + int result; + struct sockaddr_in6 sin; + socklen_t sinLength = sizeof(struct sockaddr_in6); + + result = accept(socket,address != NULL ? (struct sockaddr *) &sin : NULL, address != NULL ? &sinLength : NULL); + + if (result == -1) { + return ENET_SOCKET_NULL; + } + + if (address != NULL) { + address->host = sin.sin6_addr; + address->port = ENET_NET_TO_HOST_16 (sin.sin6_port); + address->sin6_scope_id = sin.sin6_scope_id; + } + + return result; + } + + int enet_socket_shutdown(ENetSocket socket, ENetSocketShutdown how) { + return shutdown(socket, (int) how); + } + + void enet_socket_destroy(ENetSocket socket) { + if (socket != -1) { + close(socket); + } + } + + int enet_socket_send(ENetSocket socket, const ENetAddress *address, const ENetBuffer *buffers, size_t bufferCount) { + struct msghdr msgHdr; + struct sockaddr_in6 sin; + int sentLength; + + memset(&msgHdr, 0, sizeof(struct msghdr)); + + if (address != NULL) { + memset(&sin, 0, sizeof(struct sockaddr_in6)); + + sin.sin6_family = AF_INET6; + sin.sin6_port = ENET_HOST_TO_NET_16(address->port); + sin.sin6_addr = address->host; + sin.sin6_scope_id = address->sin6_scope_id; + + msgHdr.msg_name = &sin; + msgHdr.msg_namelen = sizeof(struct sockaddr_in6); + } + + msgHdr.msg_iov = (struct iovec *) buffers; + msgHdr.msg_iovlen = bufferCount; + + sentLength = sendmsg(socket, &msgHdr, MSG_NOSIGNAL); + + if (sentLength == -1) { + if (errno == EWOULDBLOCK) { + return 0; + } + + return -1; + } + + return sentLength; + } /* enet_socket_send */ + + int enet_socket_receive(ENetSocket socket, ENetAddress *address, ENetBuffer *buffers, size_t bufferCount) { + struct msghdr msgHdr; + struct sockaddr_in6 sin; + int recvLength; + + memset(&msgHdr, 0, sizeof(struct msghdr)); + + if (address != NULL) { + msgHdr.msg_name = &sin; + msgHdr.msg_namelen = sizeof(struct sockaddr_in6); + } + + msgHdr.msg_iov = (struct iovec *) buffers; + msgHdr.msg_iovlen = bufferCount; + + recvLength = recvmsg(socket, &msgHdr, MSG_NOSIGNAL); + + if (recvLength == -1) { + if (errno == EWOULDBLOCK) { + return 0; + } + + return -1; + } + + if (msgHdr.msg_flags & MSG_TRUNC) { + return -1; + } + + if (address != NULL) { + address->host = sin.sin6_addr; + address->port = ENET_NET_TO_HOST_16(sin.sin6_port); + address->sin6_scope_id = sin.sin6_scope_id; + } + + return recvLength; + } /* enet_socket_receive */ + + int enet_socketset_select(ENetSocket maxSocket, ENetSocketSet *readSet, ENetSocketSet *writeSet, enet_uint32 timeout) { + struct timeval timeVal; + + timeVal.tv_sec = timeout / 1000; + timeVal.tv_usec = (timeout % 1000) * 1000; + + return select(maxSocket + 1, readSet, writeSet, NULL, &timeVal); + } + + int enet_socket_wait(ENetSocket socket, enet_uint32 *condition, enet_uint64 timeout) { + struct pollfd pollSocket; + int pollCount; + + pollSocket.fd = socket; + pollSocket.events = 0; + + if (*condition & ENET_SOCKET_WAIT_SEND) { + pollSocket.events |= POLLOUT; + } + + if (*condition & ENET_SOCKET_WAIT_RECEIVE) { + pollSocket.events |= POLLIN; + } + + pollCount = poll(&pollSocket, 1, timeout); + + if (pollCount < 0) { + if (errno == EINTR && *condition & ENET_SOCKET_WAIT_INTERRUPT) { + *condition = ENET_SOCKET_WAIT_INTERRUPT; + + return 0; + } + + return -1; + } + + *condition = ENET_SOCKET_WAIT_NONE; + + if (pollCount == 0) { + return 0; + } + + if (pollSocket.revents & POLLOUT) { + *condition |= ENET_SOCKET_WAIT_SEND; + } + + if (pollSocket.revents & POLLIN) { + *condition |= ENET_SOCKET_WAIT_RECEIVE; + } + + return 0; + } /* enet_socket_wait */ + + #endif // !_WIN32 + + +// =======================================================================// +// ! +// ! Platform Specific (Win) +// ! +// =======================================================================// + + #ifdef _WIN32 + + int enet_initialize(void) { + WORD versionRequested = MAKEWORD(1, 1); + WSADATA wsaData; + + if (WSAStartup(versionRequested, &wsaData)) { + return -1; + } + + if (LOBYTE(wsaData.wVersion) != 1 || HIBYTE(wsaData.wVersion) != 1) { + WSACleanup(); + return -1; + } + + timeBeginPeriod(1); + return 0; + } + + void enet_deinitialize(void) { + timeEndPeriod(1); + WSACleanup(); + } + + enet_uint64 enet_host_random_seed(void) { + return (enet_uint64) timeGetTime(); + } + + int enet_address_set_host_ip(ENetAddress *address, const char *name) { + enet_uint8 vals[4] = { 0, 0, 0, 0 }; + int i; + + for (i = 0; i < 4; ++i) { + const char *next = name + 1; + if (*name != '0') { + long val = strtol(name, (char **) &next, 10); + if (val < 0 || val > 255 || next == name || next - name > 3) { + return -1; + } + vals[i] = (enet_uint8) val; + } + + if (*next != (i < 3 ? '.' : '\0')) { + return -1; + } + name = next + 1; + } + + memcpy(&address->host, vals, sizeof(enet_uint32)); + return 0; + } + + int enet_address_set_host(ENetAddress *address, const char *name) { + struct hostent *hostEntry = NULL; + hostEntry = gethostbyname(name); + + if (hostEntry == NULL || hostEntry->h_addrtype != AF_INET) { + if (!inet_pton(AF_INET6, name, &address->host)) { + return -1; + } + + return 0; + } + + ((enet_uint32 *)&address->host.s6_addr)[0] = 0; + ((enet_uint32 *)&address->host.s6_addr)[1] = 0; + ((enet_uint32 *)&address->host.s6_addr)[2] = htonl(0xffff); + ((enet_uint32 *)&address->host.s6_addr)[3] = *(enet_uint32 *)hostEntry->h_addr_list[0]; + + return 0; + } + + int enet_address_get_host_ip(const ENetAddress *address, char *name, size_t nameLength) { + if (inet_ntop(AF_INET6, (PVOID)&address->host, name, nameLength) == NULL) { + return -1; + } + + return 0; + } + + int enet_address_get_host(const ENetAddress *address, char *name, size_t nameLength) { + struct in6_addr in; + struct hostent *hostEntry = NULL; + + in = address->host; + hostEntry = gethostbyaddr((char *)&in, sizeof(struct in6_addr), AF_INET6); + + if (hostEntry == NULL) { + return enet_address_get_host_ip(address, name, nameLength); + } else { + size_t hostLen = strlen(hostEntry->h_name); + if (hostLen >= nameLength) { + return -1; + } + memcpy(name, hostEntry->h_name, hostLen + 1); + } + + return 0; + } + + int enet_socket_bind(ENetSocket socket, const ENetAddress *address) { + struct sockaddr_in6 sin; + memset(&sin, 0, sizeof(struct sockaddr_in6)); + sin.sin6_family = AF_INET6; + + if (address != NULL) { + sin.sin6_port = ENET_HOST_TO_NET_16 (address->port); + sin.sin6_addr = address->host; + sin.sin6_scope_id = address->sin6_scope_id; + } else { + sin.sin6_port = 0; + sin.sin6_addr = in6addr_any; + sin.sin6_scope_id = 0; + } + + return bind(socket, (struct sockaddr *) &sin, sizeof(struct sockaddr_in6)) == SOCKET_ERROR ? -1 : 0; + } + + int enet_socket_get_address(ENetSocket socket, ENetAddress *address) { + struct sockaddr_in6 sin; + int sinLength = sizeof(struct sockaddr_in6); + + if (getsockname(socket, (struct sockaddr *) &sin, &sinLength) == -1) { + return -1; + } + + address->host = sin.sin6_addr; + address->port = ENET_NET_TO_HOST_16(sin.sin6_port); + address->sin6_scope_id = sin.sin6_scope_id; + + return 0; + } + + int enet_socket_listen(ENetSocket socket, int backlog) { + return listen(socket, backlog < 0 ? SOMAXCONN : backlog) == SOCKET_ERROR ? -1 : 0; + } + + ENetSocket enet_socket_create(ENetSocketType type) { + return socket(PF_INET6, type == ENET_SOCKET_TYPE_DATAGRAM ? SOCK_DGRAM : SOCK_STREAM, 0); + } + + int enet_socket_set_option(ENetSocket socket, ENetSocketOption option, int value) { + int result = SOCKET_ERROR; + + switch (option) { + case ENET_SOCKOPT_NONBLOCK: { + u_long nonBlocking = (u_long) value; + result = ioctlsocket(socket, FIONBIO, &nonBlocking); + break; + } + + case ENET_SOCKOPT_BROADCAST: + result = setsockopt(socket, SOL_SOCKET, SO_BROADCAST, (char *)&value, sizeof(int)); + break; + + case ENET_SOCKOPT_REUSEADDR: + result = setsockopt(socket, SOL_SOCKET, SO_REUSEADDR, (char *)&value, sizeof(int)); + break; + + case ENET_SOCKOPT_RCVBUF: + result = setsockopt(socket, SOL_SOCKET, SO_RCVBUF, (char *)&value, sizeof(int)); + break; + + case ENET_SOCKOPT_SNDBUF: + result = setsockopt(socket, SOL_SOCKET, SO_SNDBUF, (char *)&value, sizeof(int)); + break; + + case ENET_SOCKOPT_RCVTIMEO: + result = setsockopt(socket, SOL_SOCKET, SO_RCVTIMEO, (char *)&value, sizeof(int)); + break; + + case ENET_SOCKOPT_SNDTIMEO: + result = setsockopt(socket, SOL_SOCKET, SO_SNDTIMEO, (char *)&value, sizeof(int)); + break; + + case ENET_SOCKOPT_NODELAY: + result = setsockopt(socket, IPPROTO_TCP, TCP_NODELAY, (char *)&value, sizeof(int)); + break; + + case ENET_SOCKOPT_IPV6_V6ONLY: + result = setsockopt(socket, IPPROTO_IPV6, IPV6_V6ONLY, (char *)&value, sizeof(int)); + break; + + default: + break; + } + return result == SOCKET_ERROR ? -1 : 0; + } /* enet_socket_set_option */ + + int enet_socket_get_option(ENetSocket socket, ENetSocketOption option, int *value) { + int result = SOCKET_ERROR, len; + + switch (option) { + case ENET_SOCKOPT_ERROR: + len = sizeof(int); + result = getsockopt(socket, SOL_SOCKET, SO_ERROR, (char *)value, &len); + break; + + default: + break; + } + return result == SOCKET_ERROR ? -1 : 0; + } + + int enet_socket_connect(ENetSocket socket, const ENetAddress *address) { + struct sockaddr_in6 sin; + int result; + + memset(&sin, 0, sizeof(struct sockaddr_in6)); + + sin.sin6_family = AF_INET6; + sin.sin6_port = ENET_HOST_TO_NET_16(address->port); + sin.sin6_addr = address->host; + sin.sin6_scope_id = address->sin6_scope_id; + + result = connect(socket, (struct sockaddr *) &sin, sizeof(struct sockaddr_in6)); + if (result == SOCKET_ERROR && WSAGetLastError() != WSAEWOULDBLOCK) { + return -1; + } + + return 0; + } + + ENetSocket enet_socket_accept(ENetSocket socket, ENetAddress *address) { + SOCKET result; + struct sockaddr_in6 sin; + int sinLength = sizeof(struct sockaddr_in6); + + result = accept(socket, address != NULL ? (struct sockaddr *)&sin : NULL, address != NULL ? &sinLength : NULL); + + if (result == INVALID_SOCKET) { + return ENET_SOCKET_NULL; + } + + if (address != NULL) { + address->host = sin.sin6_addr; + address->port = ENET_NET_TO_HOST_16(sin.sin6_port); + address->sin6_scope_id = sin.sin6_scope_id; + } + + return result; + } + + int enet_socket_shutdown(ENetSocket socket, ENetSocketShutdown how) { + return shutdown(socket, (int) how) == SOCKET_ERROR ? -1 : 0; + } + + void enet_socket_destroy(ENetSocket socket) { + if (socket != INVALID_SOCKET) { + closesocket(socket); + } + } + + int enet_socket_send(ENetSocket socket, const ENetAddress *address, const ENetBuffer *buffers, size_t bufferCount) { + struct sockaddr_in6 sin; + DWORD sentLength; + + if (address != NULL) { + memset(&sin, 0, sizeof(struct sockaddr_in6)); + + sin.sin6_family = AF_INET6; + sin.sin6_port = ENET_HOST_TO_NET_16(address->port); + sin.sin6_addr = address->host; + sin.sin6_scope_id = address->sin6_scope_id; + } + + if (WSASendTo(socket, + (LPWSABUF) buffers, + (DWORD) bufferCount, + &sentLength, + 0, + address != NULL ? (struct sockaddr *) &sin : NULL, + address != NULL ? sizeof(struct sockaddr_in6) : 0, + NULL, + NULL) == SOCKET_ERROR + ) { + return (WSAGetLastError() == WSAEWOULDBLOCK) ? 0 : -1; + } + + return (int) sentLength; + } + + int enet_socket_receive(ENetSocket socket, ENetAddress *address, ENetBuffer *buffers, size_t bufferCount) { + INT sinLength = sizeof(struct sockaddr_in6); + DWORD flags = 0, recvLength; + struct sockaddr_in6 sin; + + if (WSARecvFrom(socket, + (LPWSABUF) buffers, + (DWORD) bufferCount, + &recvLength, + &flags, + address != NULL ? (struct sockaddr *) &sin : NULL, + address != NULL ? &sinLength : NULL, + NULL, + NULL) == SOCKET_ERROR + ) { + switch (WSAGetLastError()) { + case WSAEWOULDBLOCK: + case WSAECONNRESET: + return 0; + } + + return -1; + } + + if (flags & MSG_PARTIAL) { + return -1; + } + + if (address != NULL) { + address->host = sin.sin6_addr; + address->port = ENET_NET_TO_HOST_16(sin.sin6_port); + address->sin6_scope_id = sin.sin6_scope_id; + } + + return (int) recvLength; + } /* enet_socket_receive */ + + int enet_socketset_select(ENetSocket maxSocket, ENetSocketSet *readSet, ENetSocketSet *writeSet, enet_uint32 timeout) { + struct timeval timeVal; + + timeVal.tv_sec = timeout / 1000; + timeVal.tv_usec = (timeout % 1000) * 1000; + + return select(maxSocket + 1, readSet, writeSet, NULL, &timeVal); + } + + int enet_socket_wait(ENetSocket socket, enet_uint32 *condition, enet_uint64 timeout) { + fd_set readSet, writeSet; + struct timeval timeVal; + int selectCount; + + timeVal.tv_sec = timeout / 1000; + timeVal.tv_usec = (timeout % 1000) * 1000; + + FD_ZERO(&readSet); + FD_ZERO(&writeSet); + + if (*condition & ENET_SOCKET_WAIT_SEND) { + FD_SET(socket, &writeSet); + } + + if (*condition & ENET_SOCKET_WAIT_RECEIVE) { + FD_SET(socket, &readSet); + } + + selectCount = select(socket + 1, &readSet, &writeSet, NULL, &timeVal); + + if (selectCount < 0) { + return -1; + } + + *condition = ENET_SOCKET_WAIT_NONE; + + if (selectCount == 0) { + return 0; + } + + if (FD_ISSET(socket, &writeSet)) { + *condition |= ENET_SOCKET_WAIT_SEND; + } + + if (FD_ISSET(socket, &readSet)) { + *condition |= ENET_SOCKET_WAIT_RECEIVE; + } + + return 0; + } /* enet_socket_wait */ + + #endif // _WIN32 + + +#ifdef __cplusplus +} +#endif + +#endif // ENET_IMPLEMENTATION +#endif // ENET_INCLUDE_H diff --git a/code/vendors/librg.h b/code/vendors/librg.h index 4c583c8..1018a84 100644 --- a/code/vendors/librg.h +++ b/code/vendors/librg.h @@ -1,308 +1,158 @@ /** - ZPL - Your (almost) C99 Powerkit + * librg - a library for building simple and elegant cross-platform multiplayer client-server solutions. + * + * Usage: + * #define LIBRG_IMPLEMENTATION exactly in ONE source file right BEFORE including the library, like: + * + * #define LIBRG_IMPLEMENTATION + * #include + * + * Credits: + * - Vladyslav Hrytsenko (GitHub: inlife) + * - Dominik Madarasz (GitHub: zaklaus) + * + * Dependencies: + * - librg.h -> zpl.h (built-in) + * - librg_enet.h -> enet.h (built-in) + * + * =================================== + * Version History: + * =================================== + * + * 6.0.0 + * - Major library rewrite + * + * 5.0.6 - Fix forced_inline on librg__space_insert + * 5.0.5 - Fixes to selection and deduplication flow + * 5.0.3 - Minor fixes by @markatk + * 5.0.2 - Fixed issue related to visibility destruction + * 5.0.1 - Fixed entity visibility states after disconnection + * + * 5.0.0 + * - Changed API for visibility feature: + * - Instead of booleans setting whether or not entity would be included in the query or not + * a multiple constant-based states were inroduced: + * - LIBRG_VISIBILITY_DEFAULT - the original state of visibility, entity is only visible if it is in the stream range + * - LIBRG_ALWAYS_VISIBLE - the entity is visible disregarding if it is the stream range or not + * - LIBRG_ALWAYS_INVISIBLE - opposite of the above, entity will be always invisible + * Entity visibility can be set on per entity-to-entity or global levels. The entity-to-entity relation has a bigger + * priority, so f.e. setting entity to be LIBRG_ALWAYS_VISIBLE on relation level, will override global visibility. + * - Aditionally, if the virtual world feature is enabled, it gains main priotity over visibility, thus entities located in 2 different + * virtual worlds will not be able to see each other in spite of visibility settings. + * + * 4.1.5 + * - Fix to data send + * + * 4.1.4 + * - Fixed issue with async flow inconsitensies of control_generations + * - Fixed boolean validation in disconnection flow + * - Added proxying of user_data from msg to evt in disconnect event + * + * 4.1.1 + * - Added compile-time 'features': + * - Ability to enable/disable some librg compile-time features + * - Entity igore tables are now optional, and can be disabled + * - Implmented simple optional Virtual world feature for entities + * - Implemented a feature to enable/disable octree culler (falls back to linear check) + * - Multiple features can be combined + * - Added 'generation' to entity control lists: + * Setting, removing and setting control to the same entity again with same owner + * will now distinct between old and new controllers, and messages still coming + * from old control generation will be rejected in favor of new ones. + * - Added guard to minimum sized packet in receive for both sides + * - Added spherical culler handler, and ability to do runtime switch (LIBRG_USE_RADIUS_CULLING) + * - Added return codes to some functions @markatk + * - Streamed entities are now going to be always returned in query for controlling peer + * - Fixed issue with host setting on the server side + * - Fixed nullptr crash on empty host string for client on connect + * - Removed experimental multithreading code + * + * 4.1.0 - Added new, extended message methods and sending options + * 4.0.0 - Coding style changes and bug fixes + * + * 3.3.1 + * - Updated zpl dependencies + * - Removed zpl_math dependency (replaced by internal module in zpl) + * + * 3.3.0 + * - Added ipv6 support + * - Added safe bitstream reads for internal methods + * - Updated enet to latest version (2.0.1, ipv6 support) + * - Updated zpl to latest version + * + * 3.2.0 + * - Fixed minor memory client-side memory leak with empty control list + * - Fixed issue with client stream update and removed entity on server + * - Updated zpl to new major version, watch out for possible incompatibilities + * - Added method for alloc/dealloc the librg_ctx, librg_data, librg_event for the bindings + * - Added experimental support for update buffering, disabled by default, and not recommended to use + * - Added built-in timesyncer, working on top of monotonic time, syncing client clock to server one + * - Added helper methods: librg_time_now, librg_standard_deviation + * - Changed ctx->tick_delay from u16 to f64 (slightly more precision) + * + * 3.1.0 + * - Removed zpl_cull and zpl_event dependencies + * - added librg_network_kick() + * - saving current librg_address to ctx->network + * - refactor to proper disconnection code + * - exclude local client entity from LIBRG_CONNECTION_DISCONNECT + * - moved options and some few other things to the implementation part + * - fixed issue with replacing entity control + * - fixed issue with add control queuing beign sent before create entity packet + * + * 3.0.7 - Fix for entity query dublication for player entities + * 3.0.5 - Patched librg_callback_cb arg value + * 3.0.4 - Fixed Android and iOS support + * 3.0.3 - Small fixes + * 3.0.2 - Dependency updates + * 3.0.1 - minor api patch + * 3.0.0 - contexts, major api changes, fried potato, other stuff + * + * 2.2.3 - fixed mem leak on net event + * 2.2.2 - Fixed client issue with librg_message_send_instream_except + * 2.2.1 - Fixed cpp issues with librg_data pointers + * 2.2.0 - Inner message system rafactor + * 2.1.0 - Inner bitstream refactors, with slight interface changes + * 2.0.2 - C++ and MSVC related fixes + * 2.0.0 - Initial C version rewrite + * + * ============================ + * License notice + * ============================ + * Copyright (c) 2017-2021 Vladyslav Hrytsenko. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * 1. Redistributions of source code must retain the above copyright notice, this + * list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * 3. Neither the name of the copyright holder nor the names of its contributors + * may be used to endorse or promote products derived from this software without + * specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED + * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR + * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER + * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, + * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ +#ifndef LIBRG_H +#define LIBRG_H -Usage: - #define ZPL_IMPLEMENTATION exactly in ONE source file right BEFORE including the library, like: +#define LIBRG_VERSION_MAJOR 6 +#define LIBRG_VERSION_MINOR 0 +#define LIBRG_VERSION_PATCH 11 +#define LIBRG_VERSION_PRE "" - #define ZPL_IMPLEMENTATION - #include "zpl.h" - - You can also use a freestanding version of ZPL by using ZPL_NANO, like: - - #define ZPL_IMPLEMENTATION - #define ZPL_NANO - #include "zpl.h" - -Options: - - ZPL_EDITOR - This macro should be used by the IDE's Intellisense to parse ZPL correctly. It can NEVER be used for actual compilation of the library! - ZPL_EXPOSE_TYPES - exposes all ZPL defined types to the global namespace. This means type such as `zpl_u32` is now available as `u32` globally. - ZPL_DEFINE_NULL_MACRO - to let ZPL define what NULL stands for in case it is undefined. - ZPL_NO_MATH_H - disables the use of math.h library and replaces it with custom routines or SIMD. - -Credits: - Read AUTHORS.md - -GitHub: - https://github.com/zpl-c/zpl - -Version History: - 10.13.0 - Initial ARM threading support - 10.12.1 - Fix missing zpL_alloc_str - 10.12.0 - Add zpl_crc64 - 10.11.1 - Fix zpl_time_utc_ms on 32-bit OSes - 10.11.0 - Added zpl_file_stream_buf - 10.10.3 - Math type-punning fixes - 10.10.1 - Fix memory writing issue + new write-only in-situ flag - 10.10.0 - Implement memory streaming API - 10.9.1 - Support ARMv6, ARMv7 and ARMv8-a builds - 10.9.0 - Improve the time API - 10.8.3 - zpl_file_close tempfile Windows fixes - 10.8.2 - zpl_file_temp disallow some operations - 10.8.1 - zpl_file_temp Windows fixes - 10.8.0 - Implemented zpl_json_write_string - 10.7.1 - Fix zpl_file_temp platform bug - 10.7.0 - Add zpl_file_write_contents - 10.6.6 - Fix type mismatch in Jobs system - 10.6.0 - Remove event system - 10.5.8 - Remove zpl__memcpy_4byte - 10.5.7 - zpl_file_new is now OS-agnostic constructor - 10.5.6 - Fix coroutine creation - 10.5.5 - Jobs system uses zpl_f32 for priority setting - 10.5.4 - zpl_buffer_free no longer takes the 2nd argument (allocator) - 10.5.3 - Removed crc64 and annotated some hashing methods - 10.5.2 - Don't expose ZPL types anymore - 10.5.1 - Fixed zpl_rdtsc for Emscripten - 10.5.0 - Changed casts to memcopy in random methods, added embed cmd - 10.4.1 - Jobs system now enqueues jobs with def priority of 1.0 - 10.4.0 - [META] version bump - 10.3.0 - Pool allocator now supports zpl_free_all - 10.2.0 - [META] version bump - 10.1.0 - Additional math methods (thanks to funZX and msmshazan) - 10.0.15 - WIP Emscripten fixes - 10.0.14 - FreeBSD support - 10.0.13 - OpenBSD support - 10.0.12 - Cygwin fixes - 10.0.11 - Tweak module dependencies - 10.0.10 - Fix zero-allocation regression in filesystem module - 10.0.9 - Fix multi-compilation unit builds - 10.0.8 - Fix zpl_printf "%0d" format specifier - 10.0.4 - Flush tester output to fix ordering - 10.0.3 - Fix ZPL_STATIC_ASSERT under MSVC - 10.0.0 - Major overhaul of the library - - 9.8.10 - JSON fix array-based documents with objects - 9.8.9 - JSON document structured as array now properly recognizes the root object as array. - 9.8.8 - Fixed an incorrect parsing of empty array nodes. - 9.8.7 - Improve FreeBSD support - 9.8.6 - WIP: Handle inlined methods properly - 9.8.5 - Fix incorrect usage of EOF and opts dependency on JSON5 module's methods - 9.8.4 - Fix MSVC ZPL_NO_MATH_H code branch using incorrect methods internally - 9.8.3 - Fix MinGW GCC related issue with zpl_printf %lld format - 9.8.2 - Fix VS C4190 issue - 9.8.1 - Fix several C++ type casting quirks - 9.8.0 - Incorporated OpenGL into ZPL core as an optional module - 9.7.0 - Added co-routine module - 9.6.0 - Added process module for creation and manipulation - 9.5.2 - zpl_printf family now prints (null) on NULL string arguments - 9.5.1 - Fixed JSON5 real number export support + indentation fixes - 9.5.0 - Added base64 encode/decode methods - 9.4.10- Small enum style changes - 9.4.9 - Remove #undef for cast and hard_cast (sorry) - 9.4.8 - Fix quote-less JSON node name resolution - 9.4.7 - Additional change to the code - 9.4.6 - Fix issue where zpl_json_find would have false match on substrings - 9.4.5 - Mistakes were made, fixed compilation errors - 9.4.3 - Fix old API shenanigans - 9.4.2 - Fix small API typos - 9.4.1 - Reordered JSON5 constants to integrate better with conditions - 9.4.0 - JSON5 API changes made to zpl_json_find - 9.3.0 - Change how zpl uses basic types internally - 9.2.0 - Directory listing was added. Check dirlist_api.c test for more info - 9.1.1 - Fix WIN32_LEAN_AND_MEAN redefinition properly - 9.1.0 - get_env rework and fixes - 9.0.3 - Small fixes and removals - 9.0.0 - New documentation format, removed deprecated code, changed styles - - 8.14.1 - Fix string library - 8.14.0 - Added zpl_re_match_all - 8.13.0 - Update system command API - 8.12.6 - Fix warning in CLI options parser - 8.12.5 - Support parametric options preceding positionals - 8.12.4 - Fixed opts positionals ordering - 8.12.3 - Fixed incorrect handling of flags preceding positionals - 8.12.2 - JSON parsing remark added - 8.12.1 - Fixed a lot of important stuff - 8.12.0 - Added helper constructors for containers - 8.11.2 - Fix bug in opts module - 8.11.1 - Small code improvements - 8.11.0 - Ported regex processor from https://github.com/gingerBill/gb/ and applied fixes on top of it - 8.10.2 - Fix zpl_strtok - 8.10.1 - Replace zpl_strchr by zpl_char_last_occurence - 8.10.0 - Added zpl_strchr - 8.9.0 - API improvements for JSON5 parser - 8.8.4 - Add support for SJSON formatting http://bitsquid.blogspot.com/2009/10/simplified-json-notation.html - - 6.8.3 - JSON5 exp fix - 6.8.2 - Bugfixes applied from gb - 6.8.1 - Performance improvements for JSON5 parser - 6.8.0 - zpl.h is now generated by build.py - 6.7.0 - Several fixes and added switches - 6.6.0 - Several significant changes made to the repository - 6.5.0 - Ported platform layer from https://github.com/gingerBill/gb/ - 6.4.1 - Use zpl_strlen in zpl_strdup - 6.4.0 - Deprecated zpl_buffer_free and added zpl_array_end, zpl_buffer_end - 6.3.0 - Added zpl_strdup - 6.2.1 - Remove math redundancies - 6.2.0 - Integrated zpl_math.h into zpl.h - 6.1.1 - Added direct.h include for win c++ dir methods - 6.1.0 - Added zpl_path_mkdir, zpl_path_rmdir, and few new zplFileErrors - 6.0.4 - More MSVC(++) satisfaction by fixing warnings - 6.0.3 - Satisfy MSVC by fixing a warning - 6.0.2 - Fixed warnings for json5 i64 printfs - 6.0.1 - Fixed warnings for particual win compiler in dirlist method - 6.0.0 - New build, include/ was renamed to code/ - - 5.8.3 - Naming fixes - 5.8.2 - Job system now supports prioritized tasks - 5.8.1 - Renames zpl_pad to zpl_ring - 5.8.0 - Added instantiated scratch pad (circular buffer) - 5.7.2 - Added Windows support for zpl_path_dirlist - 5.7.1 - Fixed few things in job system + macOS support for zpl_path_dirlist - 5.7.0 - Added a job system (zpl_thread_pool) - 5.6.5 - Fixes extra error cases for zpl_opts when input is: - - missing a value for an option, - - having an extra value for a flag (e.g. --enable-log shouldn't get a value.) - 5.6.4 - Several tweaks to the zpl_opts API - 5.6.3 - Added support for flags without values - 5.6.2 - Improve error handling for zpl_opts - 5.6.1 - Added support for strings with spaces in zpl_opts - 5.6.0 - Added zpl_opts for CLI argument parsing - 5.5.1 - Fixed time method for win - 5.5.0 - Integrate JSON5 writer into the core - 5.4.0 - Improved storage support for numbers in JSON5 parser - 5.3.0 - Integrated zpl_json into ZPL - 5.2.0 - Added zpl_string_sprintf - 5.1.1 - Added zpl_system_command_nores for output-less execution - 5.1.0 - Added event handler - 5.0.4 - Fix alias for zpl_list - 5.0.3 - Finalizing syntax changes - 5.0.2 - Fix segfault when using zpl_stack_memory - 5.0.1 - Small code improvements - 5.0.0 - Project structure changes - - 4.7.2 - Got rid of size arg for zpl_str_split_lines - 4.7.1 - Added an example - 4.7.0 - Added zpl_path_dirlist - 4.6.1 - zpl_memcopy x86 patch from upstream - 4.6.0 - Added few string-related functions - 4.5.9 - Error fixes - 4.5.8 - Warning fixes - 4.5.7 - Fixed timer loops. zpl_time* related functions work with seconds now - 4.5.6 - Fixed zpl_time_now() for Windows and Linux - 4.5.5 - Small cosmetic changes - 4.5.4 - Fixed issue when zpl_list_add would break the links - - when adding a new item between nodes - 4.5.3 - Fixed malformed enum values - 4.5.1 - Fixed some warnings - 4.5.0 - Added zpl_array_append_at - 4.4.0 - Added zpl_array_back, zpl_array_front - 4.3.0 - Added zpl_list - 4.2.0 - Added zpl_system_command_str - 4.1.2 - GG, fixed small compilation error - 4.1.1 - Fixed possible security issue in zpl_system_command - 4.1.0 - Added zpl_string_make_reserve and small fixes - 4.0.2 - Warning fix for _LARGEFILE64_SOURCE - 4.0.1 - include stdlib.h for getenv (temp) - 4.0.0 - ARM support, coding style changes and various improvements - - 3.4.1 - zpl_memcopy now uses memcpy for ARM arch-family - 3.4.0 - Removed obsolete code - 3.3.4 - Added Travis CI config - 3.3.3 - Small macro formatting changes + ZPL_SYSTEM_IOS - 3.3.2 - Fixes for android arm - 3.3.1 - Fixed some type cast warnings - 3.3.0 - Added Android support - 3.1.5 - Renamed userptr to user_data in timer - 3.1.4 - Fix for zpl_buffer not allocating correctly - 3.1.2 - Small fix in zpl_memcompare - 3.1.1 - Added char* conversion for data field in zpl_array_header - 3.1.0 - Added data field to zpl_array_header - 3.0.7 - Added timer userptr as argument to callback - 3.0.6 - Small changes - 3.0.5 - Fixed compilation for emscripten - 3.0.4 - Small fixes for tiny cpp warnings - 3.0.3 - Small fixes for various cpp warnings and errors - 3.0.2 - Fixed linux part, and removed trailing spaces - 3.0.1 - Small bugfix in zpl_file_open - 3.0.0 - Added several fixes and features - - 2.4.0 - Added remove to hash table - 2.3.3 - Removed redundant code - 2.3.2 - Eliminated extra warnings - 2.3.1 - Warning hunt - 2.3.0 - Added the ability to copy array/buffer and fixed bug in hash table. - 2.2.1 - Used tmpfile() for Windows - 2.2.0 - Added zpl_file_temp - 2.1.1 - Very small fix (forgive me) - 2.1.0 - Added the ability to resize bitstream - 2.0.8 - Small adjustments - 2.0.7 - MinGW related fixes - 2.0.0 - New NPM based version - - 1.2.2 - Small fix - 1.2.1 - Macro fixes - 1.2.0 - Added zpl_async macro - 1.1.0 - Added timer feature - 1.0.0 - Initial version - - This Software is dual licensed under the following licenses: - - Unlicense - This is free and unencumbered software released into the public domain. - - Anyone is free to copy, modify, publish, use, compile, sell, or - distribute this software, either in source code form or as a compiled - binary, for any purpose, commercial or non-commercial, and by any - means. - - In jurisdictions that recognize copyright laws, the author or authors - of this software dedicate any and all copyright interest in the - software to the public domain. We make this dedication for the benefit - of the public at large and to the detriment of our heirs and - successors. We intend this dedication to be an overt act of - relinquishment in perpetuity of all present and future rights to this - software under copyright law. - - THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, - EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. - IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR - OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, - ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR - OTHER DEALINGS IN THE SOFTWARE. - - For more information, please refer to - - BSD 3-Clause - - Copyright (c) 2016-2021 Dominik Madarász. All rights reserved. - - Redistribution and use in source and binary forms, with or without - modification, are permitted provided that the following conditions are met: - - 1. Redistributions of source code must retain the above copyright notice, this - list of conditions and the following disclaimer. - 2. Redistributions in binary form must reproduce the above copyright notice, - this list of conditions and the following disclaimer in the documentation - and/or other materials provided with the distribution. - 3. Neither the name of the copyright holder nor the names of its contributors - may be used to endorse or promote products derived from this software without - specific prior written permission. - - THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND - ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED - WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE - DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE - FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR - SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER - CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, - OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE - OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - - -*/ - -#ifndef ZPL_H -#define ZPL_H - -#define ZPL_VERSION_MAJOR 10 -#define ZPL_VERSION_MINOR 13 -#define ZPL_VERSION_PATCH 2 -#define ZPL_VERSION_PRE "" - -// file: zpl_hedley.h +// file: librg_hedley.h /* Hedley - https://nemequ.github.io/hedley * Created by Evan Nemerson @@ -316,206 +166,216 @@ Version History: * SPDX-License-Identifier: CC0-1.0 */ -#if !defined(ZPL_HEDLEY_VERSION) || (ZPL_HEDLEY_VERSION < 12) -#if defined(ZPL_HEDLEY_VERSION) -# undef ZPL_HEDLEY_VERSION +#if !defined(LIBRG_HEDLEY_VERSION) || (LIBRG_HEDLEY_VERSION < 13) +#if defined(LIBRG_HEDLEY_VERSION) +# undef LIBRG_HEDLEY_VERSION #endif -#define ZPL_HEDLEY_VERSION 12 +#define LIBRG_HEDLEY_VERSION 13 -#if defined(ZPL_STRINGIFY_EX) -# undef ZPL_STRINGIFY_EX +#if defined(LIBRG_STRINGIFY_EX) +# undef LIBRG_STRINGIFY_EX #endif -#define ZPL_STRINGIFY_EX(x) #x +#define LIBRG_STRINGIFY_EX(x) #x -#if defined(ZPL_STRINGIFY) -# undef ZPL_STRINGIFY +#if defined(LIBRG_STRINGIFY) +# undef LIBRG_STRINGIFY #endif -#define ZPL_STRINGIFY(x) ZPL_STRINGIFY_EX(x) +#define LIBRG_STRINGIFY(x) LIBRG_STRINGIFY_EX(x) -#if defined(ZPL_CONCAT_EX) -# undef ZPL_CONCAT_EX +#if defined(LIBRG_CONCAT_EX) +# undef LIBRG_CONCAT_EX #endif -#define ZPL_CONCAT_EX(a,b) a##b +#define LIBRG_CONCAT_EX(a,b) a##b -#if defined(ZPL_CONCAT) -# undef ZPL_CONCAT +#if defined(LIBRG_CONCAT) +# undef LIBRG_CONCAT #endif -#define ZPL_CONCAT(a,b) ZPL_CONCAT_EX(a,b) +#define LIBRG_CONCAT(a,b) LIBRG_CONCAT_EX(a,b) -#if defined(ZPL_VERSION_ENCODE) -# undef ZPL_VERSION_ENCODE +#if defined(LIBRG_CONCAT3_EX) +# undef LIBRG_CONCAT3_EX #endif -#define ZPL_VERSION_ENCODE(major,minor,patch) (((major) * 1000000) + ((minor) * 1000) + (patch)) +#define LIBRG_CONCAT3_EX(a,b,c) a##b##c -#if defined(ZPL_VERSION_DECODE_MAJOR) -# undef ZPL_VERSION_DECODE_MAJOR +#if defined(LIBRG_CONCAT3) +# undef LIBRG_CONCAT3 #endif -#define ZPL_VERSION_DECODE_MAJOR(version) ((version) / 1000000) +#define LIBRG_CONCAT3(a,b,c) LIBRG_CONCAT3_EX(a,b,c) -#if defined(ZPL_VERSION_DECODE_MINOR) -# undef ZPL_VERSION_DECODE_MINOR +#if defined(LIBRG_VERSION_ENCODE) +# undef LIBRG_VERSION_ENCODE #endif -#define ZPL_VERSION_DECODE_MINOR(version) (((version) % 1000000) / 1000) +#define LIBRG_VERSION_ENCODE(major,minor,revision) (((major) * 1000000) + ((minor) * 1000) + (revision)) -#if defined(ZPL_VERSION_DECODE_PATCH) -# undef ZPL_VERSION_DECODE_PATCH +#if defined(LIBRG_VERSION_DECODE_MAJOR) +# undef LIBRG_VERSION_DECODE_MAJOR #endif -#define ZPL_VERSION_DECODE_PATCH(version) ((version) % 1000) +#define LIBRG_VERSION_DECODE_MAJOR(version) ((version) / 1000000) -#if defined(ZPL_GNUC_VERSION) -# undef ZPL_GNUC_VERSION +#if defined(LIBRG_VERSION_DECODE_MINOR) +# undef LIBRG_VERSION_DECODE_MINOR +#endif +#define LIBRG_VERSION_DECODE_MINOR(version) (((version) % 1000000) / 1000) + +#if defined(LIBRG_VERSION_DECODE_REVISION) +# undef LIBRG_VERSION_DECODE_REVISION +#endif +#define LIBRG_VERSION_DECODE_REVISION(version) ((version) % 1000) + +#if defined(LIBRG_GNUC_VERSION) +# undef LIBRG_GNUC_VERSION #endif #if defined(__GNUC__) && defined(__GNUC_PATCHLEVEL__) -# define ZPL_GNUC_VERSION ZPL_VERSION_ENCODE(__GNUC__, __GNUC_MINOR__, __GNUC_PATCHLEVEL__) +# define LIBRG_GNUC_VERSION LIBRG_VERSION_ENCODE(__GNUC__, __GNUC_MINOR__, __GNUC_PATCHLEVEL__) #elif defined(__GNUC__) -# define ZPL_GNUC_VERSION ZPL_VERSION_ENCODE(__GNUC__, __GNUC_MINOR__, 0) +# define LIBRG_GNUC_VERSION LIBRG_VERSION_ENCODE(__GNUC__, __GNUC_MINOR__, 0) #endif -#if defined(ZPL_GNUC_VERSION_CHECK) -# undef ZPL_GNUC_VERSION_CHECK +#if defined(LIBRG_GNUC_VERSION_CHECK) +# undef LIBRG_GNUC_VERSION_CHECK #endif -#if defined(ZPL_GNUC_VERSION) -# define ZPL_GNUC_VERSION_CHECK(major,minor,patch) (ZPL_GNUC_VERSION >= ZPL_VERSION_ENCODE(major, minor, patch)) +#if defined(LIBRG_GNUC_VERSION) +# define LIBRG_GNUC_VERSION_CHECK(major,minor,patch) (LIBRG_GNUC_VERSION >= LIBRG_VERSION_ENCODE(major, minor, patch)) #else -# define ZPL_GNUC_VERSION_CHECK(major,minor,patch) (0) +# define LIBRG_GNUC_VERSION_CHECK(major,minor,patch) (0) #endif -#if defined(ZPL_MSVC_VERSION) -# undef ZPL_MSVC_VERSION +#if defined(LIBRG_MSVC_VERSION) +# undef LIBRG_MSVC_VERSION #endif #if defined(_MSC_FULL_VER) && (_MSC_FULL_VER >= 140000000) -# define ZPL_MSVC_VERSION ZPL_VERSION_ENCODE(_MSC_FULL_VER / 10000000, (_MSC_FULL_VER % 10000000) / 100000, (_MSC_FULL_VER % 100000) / 100) +# define LIBRG_MSVC_VERSION LIBRG_VERSION_ENCODE(_MSC_FULL_VER / 10000000, (_MSC_FULL_VER % 10000000) / 100000, (_MSC_FULL_VER % 100000) / 100) #elif defined(_MSC_FULL_VER) -# define ZPL_MSVC_VERSION ZPL_VERSION_ENCODE(_MSC_FULL_VER / 1000000, (_MSC_FULL_VER % 1000000) / 10000, (_MSC_FULL_VER % 10000) / 10) +# define LIBRG_MSVC_VERSION LIBRG_VERSION_ENCODE(_MSC_FULL_VER / 1000000, (_MSC_FULL_VER % 1000000) / 10000, (_MSC_FULL_VER % 10000) / 10) #elif defined(_MSC_VER) -# define ZPL_MSVC_VERSION ZPL_VERSION_ENCODE(_MSC_VER / 100, _MSC_VER % 100, 0) +# define LIBRG_MSVC_VERSION LIBRG_VERSION_ENCODE(_MSC_VER / 100, _MSC_VER % 100, 0) #endif -#if defined(ZPL_MSVC_VERSION_CHECK) -# undef ZPL_MSVC_VERSION_CHECK +#if defined(LIBRG_MSVC_VERSION_CHECK) +# undef LIBRG_MSVC_VERSION_CHECK #endif #if !defined(_MSC_VER) -# define ZPL_MSVC_VERSION_CHECK(major,minor,patch) (0) +# define LIBRG_MSVC_VERSION_CHECK(major,minor,patch) (0) #elif defined(_MSC_VER) && (_MSC_VER >= 1400) -# define ZPL_MSVC_VERSION_CHECK(major,minor,patch) (_MSC_FULL_VER >= ((major * 10000000) + (minor * 100000) + (patch))) +# define LIBRG_MSVC_VERSION_CHECK(major,minor,patch) (_MSC_FULL_VER >= ((major * 10000000) + (minor * 100000) + (patch))) #elif defined(_MSC_VER) && (_MSC_VER >= 1200) -# define ZPL_MSVC_VERSION_CHECK(major,minor,patch) (_MSC_FULL_VER >= ((major * 1000000) + (minor * 10000) + (patch))) +# define LIBRG_MSVC_VERSION_CHECK(major,minor,patch) (_MSC_FULL_VER >= ((major * 1000000) + (minor * 10000) + (patch))) #else -# define ZPL_MSVC_VERSION_CHECK(major,minor,patch) (_MSC_VER >= ((major * 100) + (minor))) +# define LIBRG_MSVC_VERSION_CHECK(major,minor,patch) (_MSC_VER >= ((major * 100) + (minor))) #endif -#if defined(ZPL_INTEL_VERSION) -# undef ZPL_INTEL_VERSION +#if defined(LIBRG_INTEL_VERSION) +# undef LIBRG_INTEL_VERSION #endif #if defined(__INTEL_COMPILER) && defined(__INTEL_COMPILER_UPDATE) -# define ZPL_INTEL_VERSION ZPL_VERSION_ENCODE(__INTEL_COMPILER / 100, __INTEL_COMPILER % 100, __INTEL_COMPILER_UPDATE) +# define LIBRG_INTEL_VERSION LIBRG_VERSION_ENCODE(__INTEL_COMPILER / 100, __INTEL_COMPILER % 100, __INTEL_COMPILER_UPDATE) #elif defined(__INTEL_COMPILER) -# define ZPL_INTEL_VERSION ZPL_VERSION_ENCODE(__INTEL_COMPILER / 100, __INTEL_COMPILER % 100, 0) +# define LIBRG_INTEL_VERSION LIBRG_VERSION_ENCODE(__INTEL_COMPILER / 100, __INTEL_COMPILER % 100, 0) #endif -#if defined(ZPL_INTEL_VERSION_CHECK) -# undef ZPL_INTEL_VERSION_CHECK +#if defined(LIBRG_INTEL_VERSION_CHECK) +# undef LIBRG_INTEL_VERSION_CHECK #endif -#if defined(ZPL_INTEL_VERSION) -# define ZPL_INTEL_VERSION_CHECK(major,minor,patch) (ZPL_INTEL_VERSION >= ZPL_VERSION_ENCODE(major, minor, patch)) +#if defined(LIBRG_INTEL_VERSION) +# define LIBRG_INTEL_VERSION_CHECK(major,minor,patch) (LIBRG_INTEL_VERSION >= LIBRG_VERSION_ENCODE(major, minor, patch)) #else -# define ZPL_INTEL_VERSION_CHECK(major,minor,patch) (0) +# define LIBRG_INTEL_VERSION_CHECK(major,minor,patch) (0) #endif -#if defined(ZPL_PGI_VERSION) -# undef ZPL_PGI_VERSION +#if defined(LIBRG_PGI_VERSION) +# undef LIBRG_PGI_VERSION #endif #if defined(__PGI) && defined(__PGIC__) && defined(__PGIC_MINOR__) && defined(__PGIC_PATCHLEVEL__) -# define ZPL_PGI_VERSION ZPL_VERSION_ENCODE(__PGIC__, __PGIC_MINOR__, __PGIC_PATCHLEVEL__) +# define LIBRG_PGI_VERSION LIBRG_VERSION_ENCODE(__PGIC__, __PGIC_MINOR__, __PGIC_PATCHLEVEL__) #endif -#if defined(ZPL_PGI_VERSION_CHECK) -# undef ZPL_PGI_VERSION_CHECK +#if defined(LIBRG_PGI_VERSION_CHECK) +# undef LIBRG_PGI_VERSION_CHECK #endif -#if defined(ZPL_PGI_VERSION) -# define ZPL_PGI_VERSION_CHECK(major,minor,patch) (ZPL_PGI_VERSION >= ZPL_VERSION_ENCODE(major, minor, patch)) +#if defined(LIBRG_PGI_VERSION) +# define LIBRG_PGI_VERSION_CHECK(major,minor,patch) (LIBRG_PGI_VERSION >= LIBRG_VERSION_ENCODE(major, minor, patch)) #else -# define ZPL_PGI_VERSION_CHECK(major,minor,patch) (0) +# define LIBRG_PGI_VERSION_CHECK(major,minor,patch) (0) #endif -#if defined(ZPL_SUNPRO_VERSION) -# undef ZPL_SUNPRO_VERSION +#if defined(LIBRG_SUNPRO_VERSION) +# undef LIBRG_SUNPRO_VERSION #endif #if defined(__SUNPRO_C) && (__SUNPRO_C > 0x1000) -# define ZPL_SUNPRO_VERSION ZPL_VERSION_ENCODE((((__SUNPRO_C >> 16) & 0xf) * 10) + ((__SUNPRO_C >> 12) & 0xf), (((__SUNPRO_C >> 8) & 0xf) * 10) + ((__SUNPRO_C >> 4) & 0xf), (__SUNPRO_C & 0xf) * 10) +# define LIBRG_SUNPRO_VERSION LIBRG_VERSION_ENCODE((((__SUNPRO_C >> 16) & 0xf) * 10) + ((__SUNPRO_C >> 12) & 0xf), (((__SUNPRO_C >> 8) & 0xf) * 10) + ((__SUNPRO_C >> 4) & 0xf), (__SUNPRO_C & 0xf) * 10) #elif defined(__SUNPRO_C) -# define ZPL_SUNPRO_VERSION ZPL_VERSION_ENCODE((__SUNPRO_C >> 8) & 0xf, (__SUNPRO_C >> 4) & 0xf, (__SUNPRO_C) & 0xf) +# define LIBRG_SUNPRO_VERSION LIBRG_VERSION_ENCODE((__SUNPRO_C >> 8) & 0xf, (__SUNPRO_C >> 4) & 0xf, (__SUNPRO_C) & 0xf) #elif defined(__SUNPRO_CC) && (__SUNPRO_CC > 0x1000) -# define ZPL_SUNPRO_VERSION ZPL_VERSION_ENCODE((((__SUNPRO_CC >> 16) & 0xf) * 10) + ((__SUNPRO_CC >> 12) & 0xf), (((__SUNPRO_CC >> 8) & 0xf) * 10) + ((__SUNPRO_CC >> 4) & 0xf), (__SUNPRO_CC & 0xf) * 10) +# define LIBRG_SUNPRO_VERSION LIBRG_VERSION_ENCODE((((__SUNPRO_CC >> 16) & 0xf) * 10) + ((__SUNPRO_CC >> 12) & 0xf), (((__SUNPRO_CC >> 8) & 0xf) * 10) + ((__SUNPRO_CC >> 4) & 0xf), (__SUNPRO_CC & 0xf) * 10) #elif defined(__SUNPRO_CC) -# define ZPL_SUNPRO_VERSION ZPL_VERSION_ENCODE((__SUNPRO_CC >> 8) & 0xf, (__SUNPRO_CC >> 4) & 0xf, (__SUNPRO_CC) & 0xf) +# define LIBRG_SUNPRO_VERSION LIBRG_VERSION_ENCODE((__SUNPRO_CC >> 8) & 0xf, (__SUNPRO_CC >> 4) & 0xf, (__SUNPRO_CC) & 0xf) #endif -#if defined(ZPL_SUNPRO_VERSION_CHECK) -# undef ZPL_SUNPRO_VERSION_CHECK +#if defined(LIBRG_SUNPRO_VERSION_CHECK) +# undef LIBRG_SUNPRO_VERSION_CHECK #endif -#if defined(ZPL_SUNPRO_VERSION) -# define ZPL_SUNPRO_VERSION_CHECK(major,minor,patch) (ZPL_SUNPRO_VERSION >= ZPL_VERSION_ENCODE(major, minor, patch)) +#if defined(LIBRG_SUNPRO_VERSION) +# define LIBRG_SUNPRO_VERSION_CHECK(major,minor,patch) (LIBRG_SUNPRO_VERSION >= LIBRG_VERSION_ENCODE(major, minor, patch)) #else -# define ZPL_SUNPRO_VERSION_CHECK(major,minor,patch) (0) +# define LIBRG_SUNPRO_VERSION_CHECK(major,minor,patch) (0) #endif -#if defined(ZPL_EMSCRIPTEN_VERSION) -# undef ZPL_EMSCRIPTEN_VERSION +#if defined(LIBRG_EMSCRIPTEN_VERSION) +# undef LIBRG_EMSCRIPTEN_VERSION #endif #if defined(__EMSCRIPTEN__) -# define ZPL_EMSCRIPTEN_VERSION ZPL_VERSION_ENCODE(__EMSCRIPTEN_major__, __EMSCRIPTEN_minor__, __EMSCRIPTEN_tiny__) +# define LIBRG_EMSCRIPTEN_VERSION LIBRG_VERSION_ENCODE(__EMSCRIPTEN_major__, __EMSCRIPTEN_minor__, __EMSCRIPTEN_tiny__) #endif -#if defined(ZPL_EMSCRIPTEN_VERSION_CHECK) -# undef ZPL_EMSCRIPTEN_VERSION_CHECK +#if defined(LIBRG_EMSCRIPTEN_VERSION_CHECK) +# undef LIBRG_EMSCRIPTEN_VERSION_CHECK #endif -#if defined(ZPL_EMSCRIPTEN_VERSION) -# define ZPL_EMSCRIPTEN_VERSION_CHECK(major,minor,patch) (ZPL_EMSCRIPTEN_VERSION >= ZPL_VERSION_ENCODE(major, minor, patch)) +#if defined(LIBRG_EMSCRIPTEN_VERSION) +# define LIBRG_EMSCRIPTEN_VERSION_CHECK(major,minor,patch) (LIBRG_EMSCRIPTEN_VERSION >= LIBRG_VERSION_ENCODE(major, minor, patch)) #else -# define ZPL_EMSCRIPTEN_VERSION_CHECK(major,minor,patch) (0) +# define LIBRG_EMSCRIPTEN_VERSION_CHECK(major,minor,patch) (0) #endif -#if defined(ZPL_ARM_VERSION) -# undef ZPL_ARM_VERSION +#if defined(LIBRG_ARM_VERSION) +# undef LIBRG_ARM_VERSION #endif #if defined(__CC_ARM) && defined(__ARMCOMPILER_VERSION) -# define ZPL_ARM_VERSION ZPL_VERSION_ENCODE(__ARMCOMPILER_VERSION / 1000000, (__ARMCOMPILER_VERSION % 1000000) / 10000, (__ARMCOMPILER_VERSION % 10000) / 100) +# define LIBRG_ARM_VERSION LIBRG_VERSION_ENCODE(__ARMCOMPILER_VERSION / 1000000, (__ARMCOMPILER_VERSION % 1000000) / 10000, (__ARMCOMPILER_VERSION % 10000) / 100) #elif defined(__CC_ARM) && defined(__ARMCC_VERSION) -# define ZPL_ARM_VERSION ZPL_VERSION_ENCODE(__ARMCC_VERSION / 1000000, (__ARMCC_VERSION % 1000000) / 10000, (__ARMCC_VERSION % 10000) / 100) +# define LIBRG_ARM_VERSION LIBRG_VERSION_ENCODE(__ARMCC_VERSION / 1000000, (__ARMCC_VERSION % 1000000) / 10000, (__ARMCC_VERSION % 10000) / 100) #endif -#if defined(ZPL_ARM_VERSION_CHECK) -# undef ZPL_ARM_VERSION_CHECK +#if defined(LIBRG_ARM_VERSION_CHECK) +# undef LIBRG_ARM_VERSION_CHECK #endif -#if defined(ZPL_ARM_VERSION) -# define ZPL_ARM_VERSION_CHECK(major,minor,patch) (ZPL_ARM_VERSION >= ZPL_VERSION_ENCODE(major, minor, patch)) +#if defined(LIBRG_ARM_VERSION) +# define LIBRG_ARM_VERSION_CHECK(major,minor,patch) (LIBRG_ARM_VERSION >= LIBRG_VERSION_ENCODE(major, minor, patch)) #else -# define ZPL_ARM_VERSION_CHECK(major,minor,patch) (0) +# define LIBRG_ARM_VERSION_CHECK(major,minor,patch) (0) #endif -#if defined(ZPL_IBM_VERSION) -# undef ZPL_IBM_VERSION +#if defined(LIBRG_IBM_VERSION) +# undef LIBRG_IBM_VERSION #endif #if defined(__ibmxl__) -# define ZPL_IBM_VERSION ZPL_VERSION_ENCODE(__ibmxl_version__, __ibmxl_release__, __ibmxl_modification__) +# define LIBRG_IBM_VERSION LIBRG_VERSION_ENCODE(__ibmxl_version__, __ibmxl_release__, __ibmxl_modification__) #elif defined(__xlC__) && defined(__xlC_ver__) -# define ZPL_IBM_VERSION ZPL_VERSION_ENCODE(__xlC__ >> 8, __xlC__ & 0xff, (__xlC_ver__ >> 8) & 0xff) +# define LIBRG_IBM_VERSION LIBRG_VERSION_ENCODE(__xlC__ >> 8, __xlC__ & 0xff, (__xlC_ver__ >> 8) & 0xff) #elif defined(__xlC__) -# define ZPL_IBM_VERSION ZPL_VERSION_ENCODE(__xlC__ >> 8, __xlC__ & 0xff, 0) +# define LIBRG_IBM_VERSION LIBRG_VERSION_ENCODE(__xlC__ >> 8, __xlC__ & 0xff, 0) #endif -#if defined(ZPL_IBM_VERSION_CHECK) -# undef ZPL_IBM_VERSION_CHECK +#if defined(LIBRG_IBM_VERSION_CHECK) +# undef LIBRG_IBM_VERSION_CHECK #endif -#if defined(ZPL_IBM_VERSION) -# define ZPL_IBM_VERSION_CHECK(major,minor,patch) (ZPL_IBM_VERSION >= ZPL_VERSION_ENCODE(major, minor, patch)) +#if defined(LIBRG_IBM_VERSION) +# define LIBRG_IBM_VERSION_CHECK(major,minor,patch) (LIBRG_IBM_VERSION >= LIBRG_VERSION_ENCODE(major, minor, patch)) #else -# define ZPL_IBM_VERSION_CHECK(major,minor,patch) (0) +# define LIBRG_IBM_VERSION_CHECK(major,minor,patch) (0) #endif -#if defined(ZPL_TI_VERSION) -# undef ZPL_TI_VERSION +#if defined(LIBRG_TI_VERSION) +# undef LIBRG_TI_VERSION #endif #if \ defined(__TI_COMPILER_VERSION__) && \ @@ -525,1459 +385,1461 @@ Version History: defined(__TMS320C2000__) \ ) # if (__TI_COMPILER_VERSION__ >= 16000000) -# define ZPL_TI_VERSION ZPL_VERSION_ENCODE(__TI_COMPILER_VERSION__ / 1000000, (__TI_COMPILER_VERSION__ % 1000000) / 1000, (__TI_COMPILER_VERSION__ % 1000)) +# define LIBRG_TI_VERSION LIBRG_VERSION_ENCODE(__TI_COMPILER_VERSION__ / 1000000, (__TI_COMPILER_VERSION__ % 1000000) / 1000, (__TI_COMPILER_VERSION__ % 1000)) # endif #endif -#if defined(ZPL_TI_VERSION_CHECK) -# undef ZPL_TI_VERSION_CHECK +#if defined(LIBRG_TI_VERSION_CHECK) +# undef LIBRG_TI_VERSION_CHECK #endif -#if defined(ZPL_TI_VERSION) -# define ZPL_TI_VERSION_CHECK(major,minor,patch) (ZPL_TI_VERSION >= ZPL_VERSION_ENCODE(major, minor, patch)) +#if defined(LIBRG_TI_VERSION) +# define LIBRG_TI_VERSION_CHECK(major,minor,patch) (LIBRG_TI_VERSION >= LIBRG_VERSION_ENCODE(major, minor, patch)) #else -# define ZPL_TI_VERSION_CHECK(major,minor,patch) (0) +# define LIBRG_TI_VERSION_CHECK(major,minor,patch) (0) #endif -#if defined(ZPL_TI_CL2000_VERSION) -# undef ZPL_TI_CL2000_VERSION +#if defined(LIBRG_TI_CL2000_VERSION) +# undef LIBRG_TI_CL2000_VERSION #endif #if defined(__TI_COMPILER_VERSION__) && defined(__TMS320C2000__) -# define ZPL_TI_CL2000_VERSION ZPL_VERSION_ENCODE(__TI_COMPILER_VERSION__ / 1000000, (__TI_COMPILER_VERSION__ % 1000000) / 1000, (__TI_COMPILER_VERSION__ % 1000)) +# define LIBRG_TI_CL2000_VERSION LIBRG_VERSION_ENCODE(__TI_COMPILER_VERSION__ / 1000000, (__TI_COMPILER_VERSION__ % 1000000) / 1000, (__TI_COMPILER_VERSION__ % 1000)) #endif -#if defined(ZPL_TI_CL2000_VERSION_CHECK) -# undef ZPL_TI_CL2000_VERSION_CHECK +#if defined(LIBRG_TI_CL2000_VERSION_CHECK) +# undef LIBRG_TI_CL2000_VERSION_CHECK #endif -#if defined(ZPL_TI_CL2000_VERSION) -# define ZPL_TI_CL2000_VERSION_CHECK(major,minor,patch) (ZPL_TI_CL2000_VERSION >= ZPL_VERSION_ENCODE(major, minor, patch)) +#if defined(LIBRG_TI_CL2000_VERSION) +# define LIBRG_TI_CL2000_VERSION_CHECK(major,minor,patch) (LIBRG_TI_CL2000_VERSION >= LIBRG_VERSION_ENCODE(major, minor, patch)) #else -# define ZPL_TI_CL2000_VERSION_CHECK(major,minor,patch) (0) +# define LIBRG_TI_CL2000_VERSION_CHECK(major,minor,patch) (0) #endif -#if defined(ZPL_TI_CL430_VERSION) -# undef ZPL_TI_CL430_VERSION +#if defined(LIBRG_TI_CL430_VERSION) +# undef LIBRG_TI_CL430_VERSION #endif #if defined(__TI_COMPILER_VERSION__) && defined(__MSP430__) -# define ZPL_TI_CL430_VERSION ZPL_VERSION_ENCODE(__TI_COMPILER_VERSION__ / 1000000, (__TI_COMPILER_VERSION__ % 1000000) / 1000, (__TI_COMPILER_VERSION__ % 1000)) +# define LIBRG_TI_CL430_VERSION LIBRG_VERSION_ENCODE(__TI_COMPILER_VERSION__ / 1000000, (__TI_COMPILER_VERSION__ % 1000000) / 1000, (__TI_COMPILER_VERSION__ % 1000)) #endif -#if defined(ZPL_TI_CL430_VERSION_CHECK) -# undef ZPL_TI_CL430_VERSION_CHECK +#if defined(LIBRG_TI_CL430_VERSION_CHECK) +# undef LIBRG_TI_CL430_VERSION_CHECK #endif -#if defined(ZPL_TI_CL430_VERSION) -# define ZPL_TI_CL430_VERSION_CHECK(major,minor,patch) (ZPL_TI_CL430_VERSION >= ZPL_VERSION_ENCODE(major, minor, patch)) +#if defined(LIBRG_TI_CL430_VERSION) +# define LIBRG_TI_CL430_VERSION_CHECK(major,minor,patch) (LIBRG_TI_CL430_VERSION >= LIBRG_VERSION_ENCODE(major, minor, patch)) #else -# define ZPL_TI_CL430_VERSION_CHECK(major,minor,patch) (0) +# define LIBRG_TI_CL430_VERSION_CHECK(major,minor,patch) (0) #endif -#if defined(ZPL_TI_ARMCL_VERSION) -# undef ZPL_TI_ARMCL_VERSION +#if defined(LIBRG_TI_ARMCL_VERSION) +# undef LIBRG_TI_ARMCL_VERSION #endif #if defined(__TI_COMPILER_VERSION__) && (defined(__TMS470__) || defined(__TI_ARM__)) -# define ZPL_TI_ARMCL_VERSION ZPL_VERSION_ENCODE(__TI_COMPILER_VERSION__ / 1000000, (__TI_COMPILER_VERSION__ % 1000000) / 1000, (__TI_COMPILER_VERSION__ % 1000)) +# define LIBRG_TI_ARMCL_VERSION LIBRG_VERSION_ENCODE(__TI_COMPILER_VERSION__ / 1000000, (__TI_COMPILER_VERSION__ % 1000000) / 1000, (__TI_COMPILER_VERSION__ % 1000)) #endif -#if defined(ZPL_TI_ARMCL_VERSION_CHECK) -# undef ZPL_TI_ARMCL_VERSION_CHECK +#if defined(LIBRG_TI_ARMCL_VERSION_CHECK) +# undef LIBRG_TI_ARMCL_VERSION_CHECK #endif -#if defined(ZPL_TI_ARMCL_VERSION) -# define ZPL_TI_ARMCL_VERSION_CHECK(major,minor,patch) (ZPL_TI_ARMCL_VERSION >= ZPL_VERSION_ENCODE(major, minor, patch)) +#if defined(LIBRG_TI_ARMCL_VERSION) +# define LIBRG_TI_ARMCL_VERSION_CHECK(major,minor,patch) (LIBRG_TI_ARMCL_VERSION >= LIBRG_VERSION_ENCODE(major, minor, patch)) #else -# define ZPL_TI_ARMCL_VERSION_CHECK(major,minor,patch) (0) +# define LIBRG_TI_ARMCL_VERSION_CHECK(major,minor,patch) (0) #endif -#if defined(ZPL_TI_CL6X_VERSION) -# undef ZPL_TI_CL6X_VERSION +#if defined(LIBRG_TI_CL6X_VERSION) +# undef LIBRG_TI_CL6X_VERSION #endif #if defined(__TI_COMPILER_VERSION__) && defined(__TMS320C6X__) -# define ZPL_TI_CL6X_VERSION ZPL_VERSION_ENCODE(__TI_COMPILER_VERSION__ / 1000000, (__TI_COMPILER_VERSION__ % 1000000) / 1000, (__TI_COMPILER_VERSION__ % 1000)) +# define LIBRG_TI_CL6X_VERSION LIBRG_VERSION_ENCODE(__TI_COMPILER_VERSION__ / 1000000, (__TI_COMPILER_VERSION__ % 1000000) / 1000, (__TI_COMPILER_VERSION__ % 1000)) #endif -#if defined(ZPL_TI_CL6X_VERSION_CHECK) -# undef ZPL_TI_CL6X_VERSION_CHECK +#if defined(LIBRG_TI_CL6X_VERSION_CHECK) +# undef LIBRG_TI_CL6X_VERSION_CHECK #endif -#if defined(ZPL_TI_CL6X_VERSION) -# define ZPL_TI_CL6X_VERSION_CHECK(major,minor,patch) (ZPL_TI_CL6X_VERSION >= ZPL_VERSION_ENCODE(major, minor, patch)) +#if defined(LIBRG_TI_CL6X_VERSION) +# define LIBRG_TI_CL6X_VERSION_CHECK(major,minor,patch) (LIBRG_TI_CL6X_VERSION >= LIBRG_VERSION_ENCODE(major, minor, patch)) #else -# define ZPL_TI_CL6X_VERSION_CHECK(major,minor,patch) (0) +# define LIBRG_TI_CL6X_VERSION_CHECK(major,minor,patch) (0) #endif -#if defined(ZPL_TI_CL7X_VERSION) -# undef ZPL_TI_CL7X_VERSION +#if defined(LIBRG_TI_CL7X_VERSION) +# undef LIBRG_TI_CL7X_VERSION #endif #if defined(__TI_COMPILER_VERSION__) && defined(__C7000__) -# define ZPL_TI_CL7X_VERSION ZPL_VERSION_ENCODE(__TI_COMPILER_VERSION__ / 1000000, (__TI_COMPILER_VERSION__ % 1000000) / 1000, (__TI_COMPILER_VERSION__ % 1000)) +# define LIBRG_TI_CL7X_VERSION LIBRG_VERSION_ENCODE(__TI_COMPILER_VERSION__ / 1000000, (__TI_COMPILER_VERSION__ % 1000000) / 1000, (__TI_COMPILER_VERSION__ % 1000)) #endif -#if defined(ZPL_TI_CL7X_VERSION_CHECK) -# undef ZPL_TI_CL7X_VERSION_CHECK +#if defined(LIBRG_TI_CL7X_VERSION_CHECK) +# undef LIBRG_TI_CL7X_VERSION_CHECK #endif -#if defined(ZPL_TI_CL7X_VERSION) -# define ZPL_TI_CL7X_VERSION_CHECK(major,minor,patch) (ZPL_TI_CL7X_VERSION >= ZPL_VERSION_ENCODE(major, minor, patch)) +#if defined(LIBRG_TI_CL7X_VERSION) +# define LIBRG_TI_CL7X_VERSION_CHECK(major,minor,patch) (LIBRG_TI_CL7X_VERSION >= LIBRG_VERSION_ENCODE(major, minor, patch)) #else -# define ZPL_TI_CL7X_VERSION_CHECK(major,minor,patch) (0) +# define LIBRG_TI_CL7X_VERSION_CHECK(major,minor,patch) (0) #endif -#if defined(ZPL_TI_CLPRU_VERSION) -# undef ZPL_TI_CLPRU_VERSION +#if defined(LIBRG_TI_CLPRU_VERSION) +# undef LIBRG_TI_CLPRU_VERSION #endif #if defined(__TI_COMPILER_VERSION__) && defined(__PRU__) -# define ZPL_TI_CLPRU_VERSION ZPL_VERSION_ENCODE(__TI_COMPILER_VERSION__ / 1000000, (__TI_COMPILER_VERSION__ % 1000000) / 1000, (__TI_COMPILER_VERSION__ % 1000)) +# define LIBRG_TI_CLPRU_VERSION LIBRG_VERSION_ENCODE(__TI_COMPILER_VERSION__ / 1000000, (__TI_COMPILER_VERSION__ % 1000000) / 1000, (__TI_COMPILER_VERSION__ % 1000)) #endif -#if defined(ZPL_TI_CLPRU_VERSION_CHECK) -# undef ZPL_TI_CLPRU_VERSION_CHECK +#if defined(LIBRG_TI_CLPRU_VERSION_CHECK) +# undef LIBRG_TI_CLPRU_VERSION_CHECK #endif -#if defined(ZPL_TI_CLPRU_VERSION) -# define ZPL_TI_CLPRU_VERSION_CHECK(major,minor,patch) (ZPL_TI_CLPRU_VERSION >= ZPL_VERSION_ENCODE(major, minor, patch)) +#if defined(LIBRG_TI_CLPRU_VERSION) +# define LIBRG_TI_CLPRU_VERSION_CHECK(major,minor,patch) (LIBRG_TI_CLPRU_VERSION >= LIBRG_VERSION_ENCODE(major, minor, patch)) #else -# define ZPL_TI_CLPRU_VERSION_CHECK(major,minor,patch) (0) +# define LIBRG_TI_CLPRU_VERSION_CHECK(major,minor,patch) (0) #endif -#if defined(ZPL_CRAY_VERSION) -# undef ZPL_CRAY_VERSION +#if defined(LIBRG_CRAY_VERSION) +# undef LIBRG_CRAY_VERSION #endif #if defined(_CRAYC) # if defined(_RELEASE_PATCHLEVEL) -# define ZPL_CRAY_VERSION ZPL_VERSION_ENCODE(_RELEASE_MAJOR, _RELEASE_MINOR, _RELEASE_PATCHLEVEL) +# define LIBRG_CRAY_VERSION LIBRG_VERSION_ENCODE(_RELEASE_MAJOR, _RELEASE_MINOR, _RELEASE_PATCHLEVEL) # else -# define ZPL_CRAY_VERSION ZPL_VERSION_ENCODE(_RELEASE_MAJOR, _RELEASE_MINOR, 0) +# define LIBRG_CRAY_VERSION LIBRG_VERSION_ENCODE(_RELEASE_MAJOR, _RELEASE_MINOR, 0) # endif #endif -#if defined(ZPL_CRAY_VERSION_CHECK) -# undef ZPL_CRAY_VERSION_CHECK +#if defined(LIBRG_CRAY_VERSION_CHECK) +# undef LIBRG_CRAY_VERSION_CHECK #endif -#if defined(ZPL_CRAY_VERSION) -# define ZPL_CRAY_VERSION_CHECK(major,minor,patch) (ZPL_CRAY_VERSION >= ZPL_VERSION_ENCODE(major, minor, patch)) +#if defined(LIBRG_CRAY_VERSION) +# define LIBRG_CRAY_VERSION_CHECK(major,minor,patch) (LIBRG_CRAY_VERSION >= LIBRG_VERSION_ENCODE(major, minor, patch)) #else -# define ZPL_CRAY_VERSION_CHECK(major,minor,patch) (0) +# define LIBRG_CRAY_VERSION_CHECK(major,minor,patch) (0) #endif -#if defined(ZPL_IAR_VERSION) -# undef ZPL_IAR_VERSION +#if defined(LIBRG_IAR_VERSION) +# undef LIBRG_IAR_VERSION #endif #if defined(__IAR_SYSTEMS_ICC__) # if __VER__ > 1000 -# define ZPL_IAR_VERSION ZPL_VERSION_ENCODE((__VER__ / 1000000), ((__VER__ / 1000) % 1000), (__VER__ % 1000)) +# define LIBRG_IAR_VERSION LIBRG_VERSION_ENCODE((__VER__ / 1000000), ((__VER__ / 1000) % 1000), (__VER__ % 1000)) # else -# define ZPL_IAR_VERSION ZPL_VERSION_ENCODE(VER / 100, __VER__ % 100, 0) +# define LIBRG_IAR_VERSION LIBRG_VERSION_ENCODE(VER / 100, __VER__ % 100, 0) # endif #endif -#if defined(ZPL_IAR_VERSION_CHECK) -# undef ZPL_IAR_VERSION_CHECK +#if defined(LIBRG_IAR_VERSION_CHECK) +# undef LIBRG_IAR_VERSION_CHECK #endif -#if defined(ZPL_IAR_VERSION) -# define ZPL_IAR_VERSION_CHECK(major,minor,patch) (ZPL_IAR_VERSION >= ZPL_VERSION_ENCODE(major, minor, patch)) +#if defined(LIBRG_IAR_VERSION) +# define LIBRG_IAR_VERSION_CHECK(major,minor,patch) (LIBRG_IAR_VERSION >= LIBRG_VERSION_ENCODE(major, minor, patch)) #else -# define ZPL_IAR_VERSION_CHECK(major,minor,patch) (0) +# define LIBRG_IAR_VERSION_CHECK(major,minor,patch) (0) #endif -#if defined(ZPL_TINYC_VERSION) -# undef ZPL_TINYC_VERSION +#if defined(LIBRG_TINYC_VERSION) +# undef LIBRG_TINYC_VERSION #endif #if defined(__TINYC__) -# define ZPL_TINYC_VERSION ZPL_VERSION_ENCODE(__TINYC__ / 1000, (__TINYC__ / 100) % 10, __TINYC__ % 100) +# define LIBRG_TINYC_VERSION LIBRG_VERSION_ENCODE(__TINYC__ / 1000, (__TINYC__ / 100) % 10, __TINYC__ % 100) #endif -#if defined(ZPL_TINYC_VERSION_CHECK) -# undef ZPL_TINYC_VERSION_CHECK +#if defined(LIBRG_TINYC_VERSION_CHECK) +# undef LIBRG_TINYC_VERSION_CHECK #endif -#if defined(ZPL_TINYC_VERSION) -# define ZPL_TINYC_VERSION_CHECK(major,minor,patch) (ZPL_TINYC_VERSION >= ZPL_VERSION_ENCODE(major, minor, patch)) +#if defined(LIBRG_TINYC_VERSION) +# define LIBRG_TINYC_VERSION_CHECK(major,minor,patch) (LIBRG_TINYC_VERSION >= LIBRG_VERSION_ENCODE(major, minor, patch)) #else -# define ZPL_TINYC_VERSION_CHECK(major,minor,patch) (0) +# define LIBRG_TINYC_VERSION_CHECK(major,minor,patch) (0) #endif -#if defined(ZPL_DMC_VERSION) -# undef ZPL_DMC_VERSION +#if defined(LIBRG_DMC_VERSION) +# undef LIBRG_DMC_VERSION #endif #if defined(__DMC__) -# define ZPL_DMC_VERSION ZPL_VERSION_ENCODE(__DMC__ >> 8, (__DMC__ >> 4) & 0xf, __DMC__ & 0xf) +# define LIBRG_DMC_VERSION LIBRG_VERSION_ENCODE(__DMC__ >> 8, (__DMC__ >> 4) & 0xf, __DMC__ & 0xf) #endif -#if defined(ZPL_DMC_VERSION_CHECK) -# undef ZPL_DMC_VERSION_CHECK +#if defined(LIBRG_DMC_VERSION_CHECK) +# undef LIBRG_DMC_VERSION_CHECK #endif -#if defined(ZPL_DMC_VERSION) -# define ZPL_DMC_VERSION_CHECK(major,minor,patch) (ZPL_DMC_VERSION >= ZPL_VERSION_ENCODE(major, minor, patch)) +#if defined(LIBRG_DMC_VERSION) +# define LIBRG_DMC_VERSION_CHECK(major,minor,patch) (LIBRG_DMC_VERSION >= LIBRG_VERSION_ENCODE(major, minor, patch)) #else -# define ZPL_DMC_VERSION_CHECK(major,minor,patch) (0) +# define LIBRG_DMC_VERSION_CHECK(major,minor,patch) (0) #endif -#if defined(ZPL_COMPCERT_VERSION) -# undef ZPL_COMPCERT_VERSION +#if defined(LIBRG_COMPCERT_VERSION) +# undef LIBRG_COMPCERT_VERSION #endif #if defined(__COMPCERT_VERSION__) -# define ZPL_COMPCERT_VERSION ZPL_VERSION_ENCODE(__COMPCERT_VERSION__ / 10000, (__COMPCERT_VERSION__ / 100) % 100, __COMPCERT_VERSION__ % 100) +# define LIBRG_COMPCERT_VERSION LIBRG_VERSION_ENCODE(__COMPCERT_VERSION__ / 10000, (__COMPCERT_VERSION__ / 100) % 100, __COMPCERT_VERSION__ % 100) #endif -#if defined(ZPL_COMPCERT_VERSION_CHECK) -# undef ZPL_COMPCERT_VERSION_CHECK +#if defined(LIBRG_COMPCERT_VERSION_CHECK) +# undef LIBRG_COMPCERT_VERSION_CHECK #endif -#if defined(ZPL_COMPCERT_VERSION) -# define ZPL_COMPCERT_VERSION_CHECK(major,minor,patch) (ZPL_COMPCERT_VERSION >= ZPL_VERSION_ENCODE(major, minor, patch)) +#if defined(LIBRG_COMPCERT_VERSION) +# define LIBRG_COMPCERT_VERSION_CHECK(major,minor,patch) (LIBRG_COMPCERT_VERSION >= LIBRG_VERSION_ENCODE(major, minor, patch)) #else -# define ZPL_COMPCERT_VERSION_CHECK(major,minor,patch) (0) +# define LIBRG_COMPCERT_VERSION_CHECK(major,minor,patch) (0) #endif -#if defined(ZPL_PELLES_VERSION) -# undef ZPL_PELLES_VERSION +#if defined(LIBRG_PELLES_VERSION) +# undef LIBRG_PELLES_VERSION #endif #if defined(__POCC__) -# define ZPL_PELLES_VERSION ZPL_VERSION_ENCODE(__POCC__ / 100, __POCC__ % 100, 0) +# define LIBRG_PELLES_VERSION LIBRG_VERSION_ENCODE(__POCC__ / 100, __POCC__ % 100, 0) #endif -#if defined(ZPL_PELLES_VERSION_CHECK) -# undef ZPL_PELLES_VERSION_CHECK +#if defined(LIBRG_PELLES_VERSION_CHECK) +# undef LIBRG_PELLES_VERSION_CHECK #endif -#if defined(ZPL_PELLES_VERSION) -# define ZPL_PELLES_VERSION_CHECK(major,minor,patch) (ZPL_PELLES_VERSION >= ZPL_VERSION_ENCODE(major, minor, patch)) +#if defined(LIBRG_PELLES_VERSION) +# define LIBRG_PELLES_VERSION_CHECK(major,minor,patch) (LIBRG_PELLES_VERSION >= LIBRG_VERSION_ENCODE(major, minor, patch)) #else -# define ZPL_PELLES_VERSION_CHECK(major,minor,patch) (0) +# define LIBRG_PELLES_VERSION_CHECK(major,minor,patch) (0) #endif -#if defined(ZPL_GCC_VERSION) -# undef ZPL_GCC_VERSION +#if defined(LIBRG_GCC_VERSION) +# undef LIBRG_GCC_VERSION #endif #if \ - defined(ZPL_GNUC_VERSION) && \ + defined(LIBRG_GNUC_VERSION) && \ !defined(__clang__) && \ - !defined(ZPL_INTEL_VERSION) && \ - !defined(ZPL_PGI_VERSION) && \ - !defined(ZPL_ARM_VERSION) && \ - !defined(ZPL_TI_VERSION) && \ - !defined(ZPL_TI_ARMCL_VERSION) && \ - !defined(ZPL_TI_CL430_VERSION) && \ - !defined(ZPL_TI_CL2000_VERSION) && \ - !defined(ZPL_TI_CL6X_VERSION) && \ - !defined(ZPL_TI_CL7X_VERSION) && \ - !defined(ZPL_TI_CLPRU_VERSION) && \ + !defined(LIBRG_INTEL_VERSION) && \ + !defined(LIBRG_PGI_VERSION) && \ + !defined(LIBRG_ARM_VERSION) && \ + !defined(LIBRG_TI_VERSION) && \ + !defined(LIBRG_TI_ARMCL_VERSION) && \ + !defined(LIBRG_TI_CL430_VERSION) && \ + !defined(LIBRG_TI_CL2000_VERSION) && \ + !defined(LIBRG_TI_CL6X_VERSION) && \ + !defined(LIBRG_TI_CL7X_VERSION) && \ + !defined(LIBRG_TI_CLPRU_VERSION) && \ !defined(__COMPCERT__) -# define ZPL_GCC_VERSION ZPL_GNUC_VERSION +# define LIBRG_GCC_VERSION LIBRG_GNUC_VERSION #endif -#if defined(ZPL_GCC_VERSION_CHECK) -# undef ZPL_GCC_VERSION_CHECK +#if defined(LIBRG_GCC_VERSION_CHECK) +# undef LIBRG_GCC_VERSION_CHECK #endif -#if defined(ZPL_GCC_VERSION) -# define ZPL_GCC_VERSION_CHECK(major,minor,patch) (ZPL_GCC_VERSION >= ZPL_VERSION_ENCODE(major, minor, patch)) +#if defined(LIBRG_GCC_VERSION) +# define LIBRG_GCC_VERSION_CHECK(major,minor,patch) (LIBRG_GCC_VERSION >= LIBRG_VERSION_ENCODE(major, minor, patch)) #else -# define ZPL_GCC_VERSION_CHECK(major,minor,patch) (0) +# define LIBRG_GCC_VERSION_CHECK(major,minor,patch) (0) #endif -#if defined(ZPL_HAS_ATTRIBUTE) -# undef ZPL_HAS_ATTRIBUTE +#if defined(LIBRG_HAS_ATTRIBUTE) +# undef LIBRG_HAS_ATTRIBUTE #endif #if defined(__has_attribute) -# define ZPL_HAS_ATTRIBUTE(attribute) __has_attribute(attribute) +# define LIBRG_HAS_ATTRIBUTE(attribute) __has_attribute(attribute) #else -# define ZPL_HAS_ATTRIBUTE(attribute) (0) +# define LIBRG_HAS_ATTRIBUTE(attribute) (0) #endif -#if defined(ZPL_GNUC_HAS_ATTRIBUTE) -# undef ZPL_GNUC_HAS_ATTRIBUTE +#if defined(LIBRG_GNUC_HAS_ATTRIBUTE) +# undef LIBRG_GNUC_HAS_ATTRIBUTE #endif #if defined(__has_attribute) -# define ZPL_GNUC_HAS_ATTRIBUTE(attribute,major,minor,patch) __has_attribute(attribute) +# define LIBRG_GNUC_HAS_ATTRIBUTE(attribute,major,minor,patch) __has_attribute(attribute) #else -# define ZPL_GNUC_HAS_ATTRIBUTE(attribute,major,minor,patch) ZPL_GNUC_VERSION_CHECK(major,minor,patch) +# define LIBRG_GNUC_HAS_ATTRIBUTE(attribute,major,minor,patch) LIBRG_GNUC_VERSION_CHECK(major,minor,patch) #endif -#if defined(ZPL_GCC_HAS_ATTRIBUTE) -# undef ZPL_GCC_HAS_ATTRIBUTE +#if defined(LIBRG_GCC_HAS_ATTRIBUTE) +# undef LIBRG_GCC_HAS_ATTRIBUTE #endif #if defined(__has_attribute) -# define ZPL_GCC_HAS_ATTRIBUTE(attribute,major,minor,patch) __has_attribute(attribute) +# define LIBRG_GCC_HAS_ATTRIBUTE(attribute,major,minor,patch) __has_attribute(attribute) #else -# define ZPL_GCC_HAS_ATTRIBUTE(attribute,major,minor,patch) ZPL_GCC_VERSION_CHECK(major,minor,patch) +# define LIBRG_GCC_HAS_ATTRIBUTE(attribute,major,minor,patch) LIBRG_GCC_VERSION_CHECK(major,minor,patch) #endif -#if defined(ZPL_HAS_CPP_ATTRIBUTE) -# undef ZPL_HAS_CPP_ATTRIBUTE +#if defined(LIBRG_HAS_CPP_ATTRIBUTE) +# undef LIBRG_HAS_CPP_ATTRIBUTE #endif #if \ defined(__has_cpp_attribute) && \ defined(__cplusplus) && \ - (!defined(ZPL_SUNPRO_VERSION) || ZPL_SUNPRO_VERSION_CHECK(5,15,0)) -# define ZPL_HAS_CPP_ATTRIBUTE(attribute) __has_cpp_attribute(attribute) + (!defined(LIBRG_SUNPRO_VERSION) || LIBRG_SUNPRO_VERSION_CHECK(5,15,0)) +# define LIBRG_HAS_CPP_ATTRIBUTE(attribute) __has_cpp_attribute(attribute) #else -# define ZPL_HAS_CPP_ATTRIBUTE(attribute) (0) +# define LIBRG_HAS_CPP_ATTRIBUTE(attribute) (0) #endif -#if defined(ZPL_HAS_CPP_ATTRIBUTE_NS) -# undef ZPL_HAS_CPP_ATTRIBUTE_NS +#if defined(LIBRG_HAS_CPP_ATTRIBUTE_NS) +# undef LIBRG_HAS_CPP_ATTRIBUTE_NS #endif #if !defined(__cplusplus) || !defined(__has_cpp_attribute) -# define ZPL_HAS_CPP_ATTRIBUTE_NS(ns,attribute) (0) +# define LIBRG_HAS_CPP_ATTRIBUTE_NS(ns,attribute) (0) #elif \ - !defined(ZPL_PGI_VERSION) && \ - !defined(ZPL_IAR_VERSION) && \ - (!defined(ZPL_SUNPRO_VERSION) || ZPL_SUNPRO_VERSION_CHECK(5,15,0)) && \ - (!defined(ZPL_MSVC_VERSION) || ZPL_MSVC_VERSION_CHECK(19,20,0)) -# define ZPL_HAS_CPP_ATTRIBUTE_NS(ns,attribute) ZPL_HAS_CPP_ATTRIBUTE(ns::attribute) + !defined(LIBRG_PGI_VERSION) && \ + !defined(LIBRG_IAR_VERSION) && \ + (!defined(LIBRG_SUNPRO_VERSION) || LIBRG_SUNPRO_VERSION_CHECK(5,15,0)) && \ + (!defined(LIBRG_MSVC_VERSION) || LIBRG_MSVC_VERSION_CHECK(19,20,0)) +# define LIBRG_HAS_CPP_ATTRIBUTE_NS(ns,attribute) LIBRG_HAS_CPP_ATTRIBUTE(ns::attribute) #else -# define ZPL_HAS_CPP_ATTRIBUTE_NS(ns,attribute) (0) +# define LIBRG_HAS_CPP_ATTRIBUTE_NS(ns,attribute) (0) #endif -#if defined(ZPL_GNUC_HAS_CPP_ATTRIBUTE) -# undef ZPL_GNUC_HAS_CPP_ATTRIBUTE +#if defined(LIBRG_GNUC_HAS_CPP_ATTRIBUTE) +# undef LIBRG_GNUC_HAS_CPP_ATTRIBUTE #endif #if defined(__has_cpp_attribute) && defined(__cplusplus) -# define ZPL_GNUC_HAS_CPP_ATTRIBUTE(attribute,major,minor,patch) __has_cpp_attribute(attribute) +# define LIBRG_GNUC_HAS_CPP_ATTRIBUTE(attribute,major,minor,patch) __has_cpp_attribute(attribute) #else -# define ZPL_GNUC_HAS_CPP_ATTRIBUTE(attribute,major,minor,patch) ZPL_GNUC_VERSION_CHECK(major,minor,patch) +# define LIBRG_GNUC_HAS_CPP_ATTRIBUTE(attribute,major,minor,patch) LIBRG_GNUC_VERSION_CHECK(major,minor,patch) #endif -#if defined(ZPL_GCC_HAS_CPP_ATTRIBUTE) -# undef ZPL_GCC_HAS_CPP_ATTRIBUTE +#if defined(LIBRG_GCC_HAS_CPP_ATTRIBUTE) +# undef LIBRG_GCC_HAS_CPP_ATTRIBUTE #endif #if defined(__has_cpp_attribute) && defined(__cplusplus) -# define ZPL_GCC_HAS_CPP_ATTRIBUTE(attribute,major,minor,patch) __has_cpp_attribute(attribute) +# define LIBRG_GCC_HAS_CPP_ATTRIBUTE(attribute,major,minor,patch) __has_cpp_attribute(attribute) #else -# define ZPL_GCC_HAS_CPP_ATTRIBUTE(attribute,major,minor,patch) ZPL_GCC_VERSION_CHECK(major,minor,patch) +# define LIBRG_GCC_HAS_CPP_ATTRIBUTE(attribute,major,minor,patch) LIBRG_GCC_VERSION_CHECK(major,minor,patch) #endif -#if defined(ZPL_HAS_BUILTIN) -# undef ZPL_HAS_BUILTIN +#if defined(LIBRG_HAS_BUILTIN) +# undef LIBRG_HAS_BUILTIN #endif #if defined(__has_builtin) -# define ZPL_HAS_BUILTIN(builtin) __has_builtin(builtin) +# define LIBRG_HAS_BUILTIN(builtin) __has_builtin(builtin) #else -# define ZPL_HAS_BUILTIN(builtin) (0) +# define LIBRG_HAS_BUILTIN(builtin) (0) #endif -#if defined(ZPL_GNUC_HAS_BUILTIN) -# undef ZPL_GNUC_HAS_BUILTIN +#if defined(LIBRG_GNUC_HAS_BUILTIN) +# undef LIBRG_GNUC_HAS_BUILTIN #endif #if defined(__has_builtin) -# define ZPL_GNUC_HAS_BUILTIN(builtin,major,minor,patch) __has_builtin(builtin) +# define LIBRG_GNUC_HAS_BUILTIN(builtin,major,minor,patch) __has_builtin(builtin) #else -# define ZPL_GNUC_HAS_BUILTIN(builtin,major,minor,patch) ZPL_GNUC_VERSION_CHECK(major,minor,patch) +# define LIBRG_GNUC_HAS_BUILTIN(builtin,major,minor,patch) LIBRG_GNUC_VERSION_CHECK(major,minor,patch) #endif -#if defined(ZPL_GCC_HAS_BUILTIN) -# undef ZPL_GCC_HAS_BUILTIN +#if defined(LIBRG_GCC_HAS_BUILTIN) +# undef LIBRG_GCC_HAS_BUILTIN #endif #if defined(__has_builtin) -# define ZPL_GCC_HAS_BUILTIN(builtin,major,minor,patch) __has_builtin(builtin) +# define LIBRG_GCC_HAS_BUILTIN(builtin,major,minor,patch) __has_builtin(builtin) #else -# define ZPL_GCC_HAS_BUILTIN(builtin,major,minor,patch) ZPL_GCC_VERSION_CHECK(major,minor,patch) +# define LIBRG_GCC_HAS_BUILTIN(builtin,major,minor,patch) LIBRG_GCC_VERSION_CHECK(major,minor,patch) #endif -#if defined(ZPL_HAS_FEATURE) -# undef ZPL_HAS_FEATURE +#if defined(LIBRG_HAS_FEATURE) +# undef LIBRG_HAS_FEATURE #endif #if defined(__has_feature) -# define ZPL_HAS_FEATURE(feature) __has_feature(feature) +# define LIBRG_HAS_FEATURE(feature) __has_feature(feature) #else -# define ZPL_HAS_FEATURE(feature) (0) +# define LIBRG_HAS_FEATURE(feature) (0) #endif -#if defined(ZPL_GNUC_HAS_FEATURE) -# undef ZPL_GNUC_HAS_FEATURE +#if defined(LIBRG_GNUC_HAS_FEATURE) +# undef LIBRG_GNUC_HAS_FEATURE #endif #if defined(__has_feature) -# define ZPL_GNUC_HAS_FEATURE(feature,major,minor,patch) __has_feature(feature) +# define LIBRG_GNUC_HAS_FEATURE(feature,major,minor,patch) __has_feature(feature) #else -# define ZPL_GNUC_HAS_FEATURE(feature,major,minor,patch) ZPL_GNUC_VERSION_CHECK(major,minor,patch) +# define LIBRG_GNUC_HAS_FEATURE(feature,major,minor,patch) LIBRG_GNUC_VERSION_CHECK(major,minor,patch) #endif -#if defined(ZPL_GCC_HAS_FEATURE) -# undef ZPL_GCC_HAS_FEATURE +#if defined(LIBRG_GCC_HAS_FEATURE) +# undef LIBRG_GCC_HAS_FEATURE #endif #if defined(__has_feature) -# define ZPL_GCC_HAS_FEATURE(feature,major,minor,patch) __has_feature(feature) +# define LIBRG_GCC_HAS_FEATURE(feature,major,minor,patch) __has_feature(feature) #else -# define ZPL_GCC_HAS_FEATURE(feature,major,minor,patch) ZPL_GCC_VERSION_CHECK(major,minor,patch) +# define LIBRG_GCC_HAS_FEATURE(feature,major,minor,patch) LIBRG_GCC_VERSION_CHECK(major,minor,patch) #endif -#if defined(ZPL_HAS_EXTENSION) -# undef ZPL_HAS_EXTENSION +#if defined(LIBRG_HAS_EXTENSION) +# undef LIBRG_HAS_EXTENSION #endif #if defined(__has_extension) -# define ZPL_HAS_EXTENSION(extension) __has_extension(extension) +# define LIBRG_HAS_EXTENSION(extension) __has_extension(extension) #else -# define ZPL_HAS_EXTENSION(extension) (0) +# define LIBRG_HAS_EXTENSION(extension) (0) #endif -#if defined(ZPL_GNUC_HAS_EXTENSION) -# undef ZPL_GNUC_HAS_EXTENSION +#if defined(LIBRG_GNUC_HAS_EXTENSION) +# undef LIBRG_GNUC_HAS_EXTENSION #endif #if defined(__has_extension) -# define ZPL_GNUC_HAS_EXTENSION(extension,major,minor,patch) __has_extension(extension) +# define LIBRG_GNUC_HAS_EXTENSION(extension,major,minor,patch) __has_extension(extension) #else -# define ZPL_GNUC_HAS_EXTENSION(extension,major,minor,patch) ZPL_GNUC_VERSION_CHECK(major,minor,patch) +# define LIBRG_GNUC_HAS_EXTENSION(extension,major,minor,patch) LIBRG_GNUC_VERSION_CHECK(major,minor,patch) #endif -#if defined(ZPL_GCC_HAS_EXTENSION) -# undef ZPL_GCC_HAS_EXTENSION +#if defined(LIBRG_GCC_HAS_EXTENSION) +# undef LIBRG_GCC_HAS_EXTENSION #endif #if defined(__has_extension) -# define ZPL_GCC_HAS_EXTENSION(extension,major,minor,patch) __has_extension(extension) +# define LIBRG_GCC_HAS_EXTENSION(extension,major,minor,patch) __has_extension(extension) #else -# define ZPL_GCC_HAS_EXTENSION(extension,major,minor,patch) ZPL_GCC_VERSION_CHECK(major,minor,patch) +# define LIBRG_GCC_HAS_EXTENSION(extension,major,minor,patch) LIBRG_GCC_VERSION_CHECK(major,minor,patch) #endif -#if defined(ZPL_HAS_DECLSPEC_ATTRIBUTE) -# undef ZPL_HAS_DECLSPEC_ATTRIBUTE +#if defined(LIBRG_HAS_DECLSPEC_ATTRIBUTE) +# undef LIBRG_HAS_DECLSPEC_ATTRIBUTE #endif #if defined(__has_declspec_attribute) -# define ZPL_HAS_DECLSPEC_ATTRIBUTE(attribute) __has_declspec_attribute(attribute) +# define LIBRG_HAS_DECLSPEC_ATTRIBUTE(attribute) __has_declspec_attribute(attribute) #else -# define ZPL_HAS_DECLSPEC_ATTRIBUTE(attribute) (0) +# define LIBRG_HAS_DECLSPEC_ATTRIBUTE(attribute) (0) #endif -#if defined(ZPL_GNUC_HAS_DECLSPEC_ATTRIBUTE) -# undef ZPL_GNUC_HAS_DECLSPEC_ATTRIBUTE +#if defined(LIBRG_GNUC_HAS_DECLSPEC_ATTRIBUTE) +# undef LIBRG_GNUC_HAS_DECLSPEC_ATTRIBUTE #endif #if defined(__has_declspec_attribute) -# define ZPL_GNUC_HAS_DECLSPEC_ATTRIBUTE(attribute,major,minor,patch) __has_declspec_attribute(attribute) +# define LIBRG_GNUC_HAS_DECLSPEC_ATTRIBUTE(attribute,major,minor,patch) __has_declspec_attribute(attribute) #else -# define ZPL_GNUC_HAS_DECLSPEC_ATTRIBUTE(attribute,major,minor,patch) ZPL_GNUC_VERSION_CHECK(major,minor,patch) +# define LIBRG_GNUC_HAS_DECLSPEC_ATTRIBUTE(attribute,major,minor,patch) LIBRG_GNUC_VERSION_CHECK(major,minor,patch) #endif -#if defined(ZPL_GCC_HAS_DECLSPEC_ATTRIBUTE) -# undef ZPL_GCC_HAS_DECLSPEC_ATTRIBUTE +#if defined(LIBRG_GCC_HAS_DECLSPEC_ATTRIBUTE) +# undef LIBRG_GCC_HAS_DECLSPEC_ATTRIBUTE #endif #if defined(__has_declspec_attribute) -# define ZPL_GCC_HAS_DECLSPEC_ATTRIBUTE(attribute,major,minor,patch) __has_declspec_attribute(attribute) +# define LIBRG_GCC_HAS_DECLSPEC_ATTRIBUTE(attribute,major,minor,patch) __has_declspec_attribute(attribute) #else -# define ZPL_GCC_HAS_DECLSPEC_ATTRIBUTE(attribute,major,minor,patch) ZPL_GCC_VERSION_CHECK(major,minor,patch) +# define LIBRG_GCC_HAS_DECLSPEC_ATTRIBUTE(attribute,major,minor,patch) LIBRG_GCC_VERSION_CHECK(major,minor,patch) #endif -#if defined(ZPL_HAS_WARNING) -# undef ZPL_HAS_WARNING +#if defined(LIBRG_HAS_WARNING) +# undef LIBRG_HAS_WARNING #endif #if defined(__has_warning) -# define ZPL_HAS_WARNING(warning) __has_warning(warning) +# define LIBRG_HAS_WARNING(warning) __has_warning(warning) #else -# define ZPL_HAS_WARNING(warning) (0) +# define LIBRG_HAS_WARNING(warning) (0) #endif -#if defined(ZPL_GNUC_HAS_WARNING) -# undef ZPL_GNUC_HAS_WARNING +#if defined(LIBRG_GNUC_HAS_WARNING) +# undef LIBRG_GNUC_HAS_WARNING #endif #if defined(__has_warning) -# define ZPL_GNUC_HAS_WARNING(warning,major,minor,patch) __has_warning(warning) +# define LIBRG_GNUC_HAS_WARNING(warning,major,minor,patch) __has_warning(warning) #else -# define ZPL_GNUC_HAS_WARNING(warning,major,minor,patch) ZPL_GNUC_VERSION_CHECK(major,minor,patch) +# define LIBRG_GNUC_HAS_WARNING(warning,major,minor,patch) LIBRG_GNUC_VERSION_CHECK(major,minor,patch) #endif -#if defined(ZPL_GCC_HAS_WARNING) -# undef ZPL_GCC_HAS_WARNING +#if defined(LIBRG_GCC_HAS_WARNING) +# undef LIBRG_GCC_HAS_WARNING #endif #if defined(__has_warning) -# define ZPL_GCC_HAS_WARNING(warning,major,minor,patch) __has_warning(warning) +# define LIBRG_GCC_HAS_WARNING(warning,major,minor,patch) __has_warning(warning) #else -# define ZPL_GCC_HAS_WARNING(warning,major,minor,patch) ZPL_GCC_VERSION_CHECK(major,minor,patch) +# define LIBRG_GCC_HAS_WARNING(warning,major,minor,patch) LIBRG_GCC_VERSION_CHECK(major,minor,patch) #endif -/* ZPL_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_ is for - ZPL INTERNAL USE ONLY. API subject to change without notice. */ -#if defined(ZPL_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_) -# undef ZPL_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_ +/* LIBRG_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_ is for + LIBRG INTERNAL USE ONLY. API subject to change without notice. */ +#if defined(LIBRG_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_) +# undef LIBRG_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_ #endif #if defined(__cplusplus) -# if ZPL_HAS_WARNING("-Wc++98-compat") -# if ZPL_HAS_WARNING("-Wc++17-extensions") -# define ZPL_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_(xpr) \ - ZPL_DIAGNOSTIC_PUSH \ +# if LIBRG_HAS_WARNING("-Wc++98-compat") +# if LIBRG_HAS_WARNING("-Wc++17-extensions") +# define LIBRG_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_(xpr) \ + LIBRG_DIAGNOSTIC_PUSH \ _Pragma("clang diagnostic ignored \"-Wc++98-compat\"") \ _Pragma("clang diagnostic ignored \"-Wc++17-extensions\"") \ xpr \ - ZPL_DIAGNOSTIC_POP + LIBRG_DIAGNOSTIC_POP # else -# define ZPL_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_(xpr) \ - ZPL_DIAGNOSTIC_PUSH \ +# define LIBRG_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_(xpr) \ + LIBRG_DIAGNOSTIC_PUSH \ _Pragma("clang diagnostic ignored \"-Wc++98-compat\"") \ xpr \ - ZPL_DIAGNOSTIC_POP + LIBRG_DIAGNOSTIC_POP # endif # endif #endif -#if !defined(ZPL_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_) -# define ZPL_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_(x) x +#if !defined(LIBRG_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_) +# define LIBRG_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_(x) x #endif -#if defined(ZPL_CONST_CAST) -# undef ZPL_CONST_CAST +#if defined(LIBRG_CONST_CAST) +# undef LIBRG_CONST_CAST #endif #if defined(__cplusplus) -# define ZPL_CONST_CAST(T, expr) (const_cast(expr)) +# define LIBRG_CONST_CAST(T, expr) (const_cast(expr)) #elif \ - ZPL_HAS_WARNING("-Wcast-qual") || \ - ZPL_GCC_VERSION_CHECK(4,6,0) || \ - ZPL_INTEL_VERSION_CHECK(13,0,0) -# define ZPL_CONST_CAST(T, expr) (__extension__ ({ \ - ZPL_DIAGNOSTIC_PUSH \ - ZPL_DIAGNOSTIC_DISABLE_CAST_QUAL \ + LIBRG_HAS_WARNING("-Wcast-qual") || \ + LIBRG_GCC_VERSION_CHECK(4,6,0) || \ + LIBRG_INTEL_VERSION_CHECK(13,0,0) +# define LIBRG_CONST_CAST(T, expr) (__extension__ ({ \ + LIBRG_DIAGNOSTIC_PUSH \ + LIBRG_DIAGNOSTIC_DISABLE_CAST_QUAL \ ((T) (expr)); \ - ZPL_DIAGNOSTIC_POP \ + LIBRG_DIAGNOSTIC_POP \ })) #else -# define ZPL_CONST_CAST(T, expr) ((T) (expr)) +# define LIBRG_CONST_CAST(T, expr) ((T) (expr)) #endif -#if defined(ZPL_REINTERPRET_CAST) -# undef ZPL_REINTERPRET_CAST +#if defined(LIBRG_REINTERPRET_CAST) +# undef LIBRG_REINTERPRET_CAST #endif #if defined(__cplusplus) -# define ZPL_REINTERPRET_CAST(T, expr) (reinterpret_cast(expr)) +# define LIBRG_REINTERPRET_CAST(T, expr) (reinterpret_cast(expr)) #else -# define ZPL_REINTERPRET_CAST(T, expr) ((T) (expr)) +# define LIBRG_REINTERPRET_CAST(T, expr) ((T) (expr)) #endif -#if defined(ZPL_STATIC_CAST) -# undef ZPL_STATIC_CAST +#if defined(LIBRG_STATIC_CAST) +# undef LIBRG_STATIC_CAST #endif #if defined(__cplusplus) -# define ZPL_STATIC_CAST(T, expr) (static_cast(expr)) +# define LIBRG_STATIC_CAST(T, expr) (static_cast(expr)) #else -# define ZPL_STATIC_CAST(T, expr) ((T) (expr)) +# define LIBRG_STATIC_CAST(T, expr) ((T) (expr)) #endif -#if defined(ZPL_CPP_CAST) -# undef ZPL_CPP_CAST +#if defined(LIBRG_CPP_CAST) +# undef LIBRG_CPP_CAST #endif #if defined(__cplusplus) -# if ZPL_HAS_WARNING("-Wold-style-cast") -# define ZPL_CPP_CAST(T, expr) \ - ZPL_DIAGNOSTIC_PUSH \ +# if LIBRG_HAS_WARNING("-Wold-style-cast") +# define LIBRG_CPP_CAST(T, expr) \ + LIBRG_DIAGNOSTIC_PUSH \ _Pragma("clang diagnostic ignored \"-Wold-style-cast\"") \ ((T) (expr)) \ - ZPL_DIAGNOSTIC_POP -# elif ZPL_IAR_VERSION_CHECK(8,3,0) -# define ZPL_CPP_CAST(T, expr) \ - ZPL_DIAGNOSTIC_PUSH \ + LIBRG_DIAGNOSTIC_POP +# elif LIBRG_IAR_VERSION_CHECK(8,3,0) +# define LIBRG_CPP_CAST(T, expr) \ + LIBRG_DIAGNOSTIC_PUSH \ _Pragma("diag_suppress=Pe137") \ - ZPL_DIAGNOSTIC_POP \ + LIBRG_DIAGNOSTIC_POP \ # else -# define ZPL_CPP_CAST(T, expr) ((T) (expr)) +# define LIBRG_CPP_CAST(T, expr) ((T) (expr)) # endif #else -# define ZPL_CPP_CAST(T, expr) (expr) +# define LIBRG_CPP_CAST(T, expr) (expr) #endif #if \ (defined(__STDC_VERSION__) && (__STDC_VERSION__ >= 199901L)) || \ defined(__clang__) || \ - ZPL_GCC_VERSION_CHECK(3,0,0) || \ - ZPL_INTEL_VERSION_CHECK(13,0,0) || \ - ZPL_IAR_VERSION_CHECK(8,0,0) || \ - ZPL_PGI_VERSION_CHECK(18,4,0) || \ - ZPL_ARM_VERSION_CHECK(4,1,0) || \ - ZPL_TI_VERSION_CHECK(15,12,0) || \ - ZPL_TI_ARMCL_VERSION_CHECK(4,7,0) || \ - ZPL_TI_CL430_VERSION_CHECK(2,0,1) || \ - ZPL_TI_CL2000_VERSION_CHECK(6,1,0) || \ - ZPL_TI_CL6X_VERSION_CHECK(7,0,0) || \ - ZPL_TI_CL7X_VERSION_CHECK(1,2,0) || \ - ZPL_TI_CLPRU_VERSION_CHECK(2,1,0) || \ - ZPL_CRAY_VERSION_CHECK(5,0,0) || \ - ZPL_TINYC_VERSION_CHECK(0,9,17) || \ - ZPL_SUNPRO_VERSION_CHECK(8,0,0) || \ - (ZPL_IBM_VERSION_CHECK(10,1,0) && defined(__C99_PRAGMA_OPERATOR)) -# define ZPL_PRAGMA(value) _Pragma(#value) -#elif ZPL_MSVC_VERSION_CHECK(15,0,0) -# define ZPL_PRAGMA(value) __pragma(value) + LIBRG_GCC_VERSION_CHECK(3,0,0) || \ + LIBRG_INTEL_VERSION_CHECK(13,0,0) || \ + LIBRG_IAR_VERSION_CHECK(8,0,0) || \ + LIBRG_PGI_VERSION_CHECK(18,4,0) || \ + LIBRG_ARM_VERSION_CHECK(4,1,0) || \ + LIBRG_TI_VERSION_CHECK(15,12,0) || \ + LIBRG_TI_ARMCL_VERSION_CHECK(4,7,0) || \ + LIBRG_TI_CL430_VERSION_CHECK(2,0,1) || \ + LIBRG_TI_CL2000_VERSION_CHECK(6,1,0) || \ + LIBRG_TI_CL6X_VERSION_CHECK(7,0,0) || \ + LIBRG_TI_CL7X_VERSION_CHECK(1,2,0) || \ + LIBRG_TI_CLPRU_VERSION_CHECK(2,1,0) || \ + LIBRG_CRAY_VERSION_CHECK(5,0,0) || \ + LIBRG_TINYC_VERSION_CHECK(0,9,17) || \ + LIBRG_SUNPRO_VERSION_CHECK(8,0,0) || \ + (LIBRG_IBM_VERSION_CHECK(10,1,0) && defined(__C99_PRAGMA_OPERATOR)) +# define LIBRG_PRAGMA(value) _Pragma(#value) +#elif LIBRG_MSVC_VERSION_CHECK(15,0,0) +# define LIBRG_PRAGMA(value) __pragma(value) #else -# define ZPL_PRAGMA(value) +# define LIBRG_PRAGMA(value) #endif -#if defined(ZPL_DIAGNOSTIC_PUSH) -# undef ZPL_DIAGNOSTIC_PUSH +#if defined(LIBRG_DIAGNOSTIC_PUSH) +# undef LIBRG_DIAGNOSTIC_PUSH #endif -#if defined(ZPL_DIAGNOSTIC_POP) -# undef ZPL_DIAGNOSTIC_POP +#if defined(LIBRG_DIAGNOSTIC_POP) +# undef LIBRG_DIAGNOSTIC_POP #endif #if defined(__clang__) -# define ZPL_DIAGNOSTIC_PUSH _Pragma("clang diagnostic push") -# define ZPL_DIAGNOSTIC_POP _Pragma("clang diagnostic pop") -#elif ZPL_INTEL_VERSION_CHECK(13,0,0) -# define ZPL_DIAGNOSTIC_PUSH _Pragma("warning(push)") -# define ZPL_DIAGNOSTIC_POP _Pragma("warning(pop)") -#elif ZPL_GCC_VERSION_CHECK(4,6,0) -# define ZPL_DIAGNOSTIC_PUSH _Pragma("GCC diagnostic push") -# define ZPL_DIAGNOSTIC_POP _Pragma("GCC diagnostic pop") -#elif ZPL_MSVC_VERSION_CHECK(15,0,0) -# define ZPL_DIAGNOSTIC_PUSH __pragma(warning(push)) -# define ZPL_DIAGNOSTIC_POP __pragma(warning(pop)) -#elif ZPL_ARM_VERSION_CHECK(5,6,0) -# define ZPL_DIAGNOSTIC_PUSH _Pragma("push") -# define ZPL_DIAGNOSTIC_POP _Pragma("pop") +# define LIBRG_DIAGNOSTIC_PUSH _Pragma("clang diagnostic push") +# define LIBRG_DIAGNOSTIC_POP _Pragma("clang diagnostic pop") +#elif LIBRG_INTEL_VERSION_CHECK(13,0,0) +# define LIBRG_DIAGNOSTIC_PUSH _Pragma("warning(push)") +# define LIBRG_DIAGNOSTIC_POP _Pragma("warning(pop)") +#elif LIBRG_GCC_VERSION_CHECK(4,6,0) +# define LIBRG_DIAGNOSTIC_PUSH _Pragma("GCC diagnostic push") +# define LIBRG_DIAGNOSTIC_POP _Pragma("GCC diagnostic pop") +#elif LIBRG_MSVC_VERSION_CHECK(15,0,0) +# define LIBRG_DIAGNOSTIC_PUSH __pragma(warning(push)) +# define LIBRG_DIAGNOSTIC_POP __pragma(warning(pop)) +#elif LIBRG_ARM_VERSION_CHECK(5,6,0) +# define LIBRG_DIAGNOSTIC_PUSH _Pragma("push") +# define LIBRG_DIAGNOSTIC_POP _Pragma("pop") #elif \ - ZPL_TI_VERSION_CHECK(15,12,0) || \ - ZPL_TI_ARMCL_VERSION_CHECK(5,2,0) || \ - ZPL_TI_CL430_VERSION_CHECK(4,4,0) || \ - ZPL_TI_CL6X_VERSION_CHECK(8,1,0) || \ - ZPL_TI_CL7X_VERSION_CHECK(1,2,0) || \ - ZPL_TI_CLPRU_VERSION_CHECK(2,1,0) -# define ZPL_DIAGNOSTIC_PUSH _Pragma("diag_push") -# define ZPL_DIAGNOSTIC_POP _Pragma("diag_pop") -#elif ZPL_PELLES_VERSION_CHECK(2,90,0) -# define ZPL_DIAGNOSTIC_PUSH _Pragma("warning(push)") -# define ZPL_DIAGNOSTIC_POP _Pragma("warning(pop)") + LIBRG_TI_VERSION_CHECK(15,12,0) || \ + LIBRG_TI_ARMCL_VERSION_CHECK(5,2,0) || \ + LIBRG_TI_CL430_VERSION_CHECK(4,4,0) || \ + LIBRG_TI_CL6X_VERSION_CHECK(8,1,0) || \ + LIBRG_TI_CL7X_VERSION_CHECK(1,2,0) || \ + LIBRG_TI_CLPRU_VERSION_CHECK(2,1,0) +# define LIBRG_DIAGNOSTIC_PUSH _Pragma("diag_push") +# define LIBRG_DIAGNOSTIC_POP _Pragma("diag_pop") +#elif LIBRG_PELLES_VERSION_CHECK(2,90,0) +# define LIBRG_DIAGNOSTIC_PUSH _Pragma("warning(push)") +# define LIBRG_DIAGNOSTIC_POP _Pragma("warning(pop)") #else -# define ZPL_DIAGNOSTIC_PUSH -# define ZPL_DIAGNOSTIC_POP +# define LIBRG_DIAGNOSTIC_PUSH +# define LIBRG_DIAGNOSTIC_POP #endif -#if defined(ZPL_DIAGNOSTIC_DISABLE_DEPRECATED) -# undef ZPL_DIAGNOSTIC_DISABLE_DEPRECATED +#if defined(LIBRG_DIAGNOSTIC_DISABLE_DEPRECATED) +# undef LIBRG_DIAGNOSTIC_DISABLE_DEPRECATED #endif -#if ZPL_HAS_WARNING("-Wdeprecated-declarations") -# define ZPL_DIAGNOSTIC_DISABLE_DEPRECATED _Pragma("clang diagnostic ignored \"-Wdeprecated-declarations\"") -#elif ZPL_INTEL_VERSION_CHECK(13,0,0) -# define ZPL_DIAGNOSTIC_DISABLE_DEPRECATED _Pragma("warning(disable:1478 1786)") -#elif ZPL_PGI_VERSION_CHECK(17,10,0) -# define ZPL_DIAGNOSTIC_DISABLE_DEPRECATED _Pragma("diag_suppress 1215,1444") -#elif ZPL_GCC_VERSION_CHECK(4,3,0) -# define ZPL_DIAGNOSTIC_DISABLE_DEPRECATED _Pragma("GCC diagnostic ignored \"-Wdeprecated-declarations\"") -#elif ZPL_MSVC_VERSION_CHECK(15,0,0) -# define ZPL_DIAGNOSTIC_DISABLE_DEPRECATED __pragma(warning(disable:4996)) +#if LIBRG_HAS_WARNING("-Wdeprecated-declarations") +# define LIBRG_DIAGNOSTIC_DISABLE_DEPRECATED _Pragma("clang diagnostic ignored \"-Wdeprecated-declarations\"") +#elif LIBRG_INTEL_VERSION_CHECK(13,0,0) +# define LIBRG_DIAGNOSTIC_DISABLE_DEPRECATED _Pragma("warning(disable:1478 1786)") +#elif LIBRG_PGI_VERSION_CHECK(17,10,0) +# define LIBRG_DIAGNOSTIC_DISABLE_DEPRECATED _Pragma("diag_suppress 1215,1444") +#elif LIBRG_GCC_VERSION_CHECK(4,3,0) +# define LIBRG_DIAGNOSTIC_DISABLE_DEPRECATED _Pragma("GCC diagnostic ignored \"-Wdeprecated-declarations\"") +#elif LIBRG_MSVC_VERSION_CHECK(15,0,0) +# define LIBRG_DIAGNOSTIC_DISABLE_DEPRECATED __pragma(warning(disable:4996)) #elif \ - ZPL_TI_VERSION_CHECK(15,12,0) || \ - (ZPL_TI_ARMCL_VERSION_CHECK(4,8,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ - ZPL_TI_ARMCL_VERSION_CHECK(5,2,0) || \ - (ZPL_TI_CL2000_VERSION_CHECK(6,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ - ZPL_TI_CL2000_VERSION_CHECK(6,4,0) || \ - (ZPL_TI_CL430_VERSION_CHECK(4,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ - ZPL_TI_CL430_VERSION_CHECK(4,3,0) || \ - (ZPL_TI_CL6X_VERSION_CHECK(7,2,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ - ZPL_TI_CL6X_VERSION_CHECK(7,5,0) || \ - ZPL_TI_CL7X_VERSION_CHECK(1,2,0) || \ - ZPL_TI_CLPRU_VERSION_CHECK(2,1,0) -# define ZPL_DIAGNOSTIC_DISABLE_DEPRECATED _Pragma("diag_suppress 1291,1718") -#elif ZPL_SUNPRO_VERSION_CHECK(5,13,0) && !defined(__cplusplus) -# define ZPL_DIAGNOSTIC_DISABLE_DEPRECATED _Pragma("error_messages(off,E_DEPRECATED_ATT,E_DEPRECATED_ATT_MESS)") -#elif ZPL_SUNPRO_VERSION_CHECK(5,13,0) && defined(__cplusplus) -# define ZPL_DIAGNOSTIC_DISABLE_DEPRECATED _Pragma("error_messages(off,symdeprecated,symdeprecated2)") -#elif ZPL_IAR_VERSION_CHECK(8,0,0) -# define ZPL_DIAGNOSTIC_DISABLE_DEPRECATED _Pragma("diag_suppress=Pe1444,Pe1215") -#elif ZPL_PELLES_VERSION_CHECK(2,90,0) -# define ZPL_DIAGNOSTIC_DISABLE_DEPRECATED _Pragma("warn(disable:2241)") + LIBRG_TI_VERSION_CHECK(15,12,0) || \ + (LIBRG_TI_ARMCL_VERSION_CHECK(4,8,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + LIBRG_TI_ARMCL_VERSION_CHECK(5,2,0) || \ + (LIBRG_TI_CL2000_VERSION_CHECK(6,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + LIBRG_TI_CL2000_VERSION_CHECK(6,4,0) || \ + (LIBRG_TI_CL430_VERSION_CHECK(4,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + LIBRG_TI_CL430_VERSION_CHECK(4,3,0) || \ + (LIBRG_TI_CL6X_VERSION_CHECK(7,2,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + LIBRG_TI_CL6X_VERSION_CHECK(7,5,0) || \ + LIBRG_TI_CL7X_VERSION_CHECK(1,2,0) || \ + LIBRG_TI_CLPRU_VERSION_CHECK(2,1,0) +# define LIBRG_DIAGNOSTIC_DISABLE_DEPRECATED _Pragma("diag_suppress 1291,1718") +#elif LIBRG_SUNPRO_VERSION_CHECK(5,13,0) && !defined(__cplusplus) +# define LIBRG_DIAGNOSTIC_DISABLE_DEPRECATED _Pragma("error_messages(off,E_DEPRECATED_ATT,E_DEPRECATED_ATT_MESS)") +#elif LIBRG_SUNPRO_VERSION_CHECK(5,13,0) && defined(__cplusplus) +# define LIBRG_DIAGNOSTIC_DISABLE_DEPRECATED _Pragma("error_messages(off,symdeprecated,symdeprecated2)") +#elif LIBRG_IAR_VERSION_CHECK(8,0,0) +# define LIBRG_DIAGNOSTIC_DISABLE_DEPRECATED _Pragma("diag_suppress=Pe1444,Pe1215") +#elif LIBRG_PELLES_VERSION_CHECK(2,90,0) +# define LIBRG_DIAGNOSTIC_DISABLE_DEPRECATED _Pragma("warn(disable:2241)") #else -# define ZPL_DIAGNOSTIC_DISABLE_DEPRECATED +# define LIBRG_DIAGNOSTIC_DISABLE_DEPRECATED #endif -#if defined(ZPL_DIAGNOSTIC_DISABLE_UNKNOWN_PRAGMAS) -# undef ZPL_DIAGNOSTIC_DISABLE_UNKNOWN_PRAGMAS +#if defined(LIBRG_DIAGNOSTIC_DISABLE_UNKNOWN_PRAGMAS) +# undef LIBRG_DIAGNOSTIC_DISABLE_UNKNOWN_PRAGMAS #endif -#if ZPL_HAS_WARNING("-Wunknown-pragmas") -# define ZPL_DIAGNOSTIC_DISABLE_UNKNOWN_PRAGMAS _Pragma("clang diagnostic ignored \"-Wunknown-pragmas\"") -#elif ZPL_INTEL_VERSION_CHECK(13,0,0) -# define ZPL_DIAGNOSTIC_DISABLE_UNKNOWN_PRAGMAS _Pragma("warning(disable:161)") -#elif ZPL_PGI_VERSION_CHECK(17,10,0) -# define ZPL_DIAGNOSTIC_DISABLE_UNKNOWN_PRAGMAS _Pragma("diag_suppress 1675") -#elif ZPL_GCC_VERSION_CHECK(4,3,0) -# define ZPL_DIAGNOSTIC_DISABLE_UNKNOWN_PRAGMAS _Pragma("GCC diagnostic ignored \"-Wunknown-pragmas\"") -#elif ZPL_MSVC_VERSION_CHECK(15,0,0) -# define ZPL_DIAGNOSTIC_DISABLE_UNKNOWN_PRAGMAS __pragma(warning(disable:4068)) +#if LIBRG_HAS_WARNING("-Wunknown-pragmas") +# define LIBRG_DIAGNOSTIC_DISABLE_UNKNOWN_PRAGMAS _Pragma("clang diagnostic ignored \"-Wunknown-pragmas\"") +#elif LIBRG_INTEL_VERSION_CHECK(13,0,0) +# define LIBRG_DIAGNOSTIC_DISABLE_UNKNOWN_PRAGMAS _Pragma("warning(disable:161)") +#elif LIBRG_PGI_VERSION_CHECK(17,10,0) +# define LIBRG_DIAGNOSTIC_DISABLE_UNKNOWN_PRAGMAS _Pragma("diag_suppress 1675") +#elif LIBRG_GCC_VERSION_CHECK(4,3,0) +# define LIBRG_DIAGNOSTIC_DISABLE_UNKNOWN_PRAGMAS _Pragma("GCC diagnostic ignored \"-Wunknown-pragmas\"") +#elif LIBRG_MSVC_VERSION_CHECK(15,0,0) +# define LIBRG_DIAGNOSTIC_DISABLE_UNKNOWN_PRAGMAS __pragma(warning(disable:4068)) #elif \ - ZPL_TI_VERSION_CHECK(16,9,0) || \ - ZPL_TI_CL6X_VERSION_CHECK(8,0,0) || \ - ZPL_TI_CL7X_VERSION_CHECK(1,2,0) || \ - ZPL_TI_CLPRU_VERSION_CHECK(2,3,0) -# define ZPL_DIAGNOSTIC_DISABLE_UNKNOWN_PRAGMAS _Pragma("diag_suppress 163") -#elif ZPL_TI_CL6X_VERSION_CHECK(8,0,0) -# define ZPL_DIAGNOSTIC_DISABLE_UNKNOWN_PRAGMAS _Pragma("diag_suppress 163") -#elif ZPL_IAR_VERSION_CHECK(8,0,0) -# define ZPL_DIAGNOSTIC_DISABLE_UNKNOWN_PRAGMAS _Pragma("diag_suppress=Pe161") + LIBRG_TI_VERSION_CHECK(16,9,0) || \ + LIBRG_TI_CL6X_VERSION_CHECK(8,0,0) || \ + LIBRG_TI_CL7X_VERSION_CHECK(1,2,0) || \ + LIBRG_TI_CLPRU_VERSION_CHECK(2,3,0) +# define LIBRG_DIAGNOSTIC_DISABLE_UNKNOWN_PRAGMAS _Pragma("diag_suppress 163") +#elif LIBRG_TI_CL6X_VERSION_CHECK(8,0,0) +# define LIBRG_DIAGNOSTIC_DISABLE_UNKNOWN_PRAGMAS _Pragma("diag_suppress 163") +#elif LIBRG_IAR_VERSION_CHECK(8,0,0) +# define LIBRG_DIAGNOSTIC_DISABLE_UNKNOWN_PRAGMAS _Pragma("diag_suppress=Pe161") #else -# define ZPL_DIAGNOSTIC_DISABLE_UNKNOWN_PRAGMAS +# define LIBRG_DIAGNOSTIC_DISABLE_UNKNOWN_PRAGMAS #endif -#if defined(ZPL_DIAGNOSTIC_DISABLE_UNKNOWN_CPP_ATTRIBUTES) -# undef ZPL_DIAGNOSTIC_DISABLE_UNKNOWN_CPP_ATTRIBUTES +#if defined(LIBRG_DIAGNOSTIC_DISABLE_UNKNOWN_CPP_ATTRIBUTES) +# undef LIBRG_DIAGNOSTIC_DISABLE_UNKNOWN_CPP_ATTRIBUTES #endif -#if ZPL_HAS_WARNING("-Wunknown-attributes") -# define ZPL_DIAGNOSTIC_DISABLE_UNKNOWN_CPP_ATTRIBUTES _Pragma("clang diagnostic ignored \"-Wunknown-attributes\"") -#elif ZPL_GCC_VERSION_CHECK(4,6,0) -# define ZPL_DIAGNOSTIC_DISABLE_UNKNOWN_CPP_ATTRIBUTES _Pragma("GCC diagnostic ignored \"-Wdeprecated-declarations\"") -#elif ZPL_INTEL_VERSION_CHECK(17,0,0) -# define ZPL_DIAGNOSTIC_DISABLE_UNKNOWN_CPP_ATTRIBUTES _Pragma("warning(disable:1292)") -#elif ZPL_MSVC_VERSION_CHECK(19,0,0) -# define ZPL_DIAGNOSTIC_DISABLE_UNKNOWN_CPP_ATTRIBUTES __pragma(warning(disable:5030)) -#elif ZPL_PGI_VERSION_CHECK(17,10,0) -# define ZPL_DIAGNOSTIC_DISABLE_UNKNOWN_CPP_ATTRIBUTES _Pragma("diag_suppress 1097") -#elif ZPL_SUNPRO_VERSION_CHECK(5,14,0) && defined(__cplusplus) -# define ZPL_DIAGNOSTIC_DISABLE_UNKNOWN_CPP_ATTRIBUTES _Pragma("error_messages(off,attrskipunsup)") +#if LIBRG_HAS_WARNING("-Wunknown-attributes") +# define LIBRG_DIAGNOSTIC_DISABLE_UNKNOWN_CPP_ATTRIBUTES _Pragma("clang diagnostic ignored \"-Wunknown-attributes\"") +#elif LIBRG_GCC_VERSION_CHECK(4,6,0) +# define LIBRG_DIAGNOSTIC_DISABLE_UNKNOWN_CPP_ATTRIBUTES _Pragma("GCC diagnostic ignored \"-Wdeprecated-declarations\"") +#elif LIBRG_INTEL_VERSION_CHECK(17,0,0) +# define LIBRG_DIAGNOSTIC_DISABLE_UNKNOWN_CPP_ATTRIBUTES _Pragma("warning(disable:1292)") +#elif LIBRG_MSVC_VERSION_CHECK(19,0,0) +# define LIBRG_DIAGNOSTIC_DISABLE_UNKNOWN_CPP_ATTRIBUTES __pragma(warning(disable:5030)) +#elif LIBRG_PGI_VERSION_CHECK(17,10,0) +# define LIBRG_DIAGNOSTIC_DISABLE_UNKNOWN_CPP_ATTRIBUTES _Pragma("diag_suppress 1097") +#elif LIBRG_SUNPRO_VERSION_CHECK(5,14,0) && defined(__cplusplus) +# define LIBRG_DIAGNOSTIC_DISABLE_UNKNOWN_CPP_ATTRIBUTES _Pragma("error_messages(off,attrskipunsup)") #elif \ - ZPL_TI_VERSION_CHECK(18,1,0) || \ - ZPL_TI_CL6X_VERSION_CHECK(8,3,0) || \ - ZPL_TI_CL7X_VERSION_CHECK(1,2,0) -# define ZPL_DIAGNOSTIC_DISABLE_UNKNOWN_CPP_ATTRIBUTES _Pragma("diag_suppress 1173") -#elif ZPL_IAR_VERSION_CHECK(8,0,0) -# define ZPL_DIAGNOSTIC_DISABLE_UNKNOWN_CPP_ATTRIBUTES _Pragma("diag_suppress=Pe1097") + LIBRG_TI_VERSION_CHECK(18,1,0) || \ + LIBRG_TI_CL6X_VERSION_CHECK(8,3,0) || \ + LIBRG_TI_CL7X_VERSION_CHECK(1,2,0) +# define LIBRG_DIAGNOSTIC_DISABLE_UNKNOWN_CPP_ATTRIBUTES _Pragma("diag_suppress 1173") +#elif LIBRG_IAR_VERSION_CHECK(8,0,0) +# define LIBRG_DIAGNOSTIC_DISABLE_UNKNOWN_CPP_ATTRIBUTES _Pragma("diag_suppress=Pe1097") #else -# define ZPL_DIAGNOSTIC_DISABLE_UNKNOWN_CPP_ATTRIBUTES +# define LIBRG_DIAGNOSTIC_DISABLE_UNKNOWN_CPP_ATTRIBUTES #endif -#if defined(ZPL_DIAGNOSTIC_DISABLE_CAST_QUAL) -# undef ZPL_DIAGNOSTIC_DISABLE_CAST_QUAL +#if defined(LIBRG_DIAGNOSTIC_DISABLE_CAST_QUAL) +# undef LIBRG_DIAGNOSTIC_DISABLE_CAST_QUAL #endif -#if ZPL_HAS_WARNING("-Wcast-qual") -# define ZPL_DIAGNOSTIC_DISABLE_CAST_QUAL _Pragma("clang diagnostic ignored \"-Wcast-qual\"") -#elif ZPL_INTEL_VERSION_CHECK(13,0,0) -# define ZPL_DIAGNOSTIC_DISABLE_CAST_QUAL _Pragma("warning(disable:2203 2331)") -#elif ZPL_GCC_VERSION_CHECK(3,0,0) -# define ZPL_DIAGNOSTIC_DISABLE_CAST_QUAL _Pragma("GCC diagnostic ignored \"-Wcast-qual\"") +#if LIBRG_HAS_WARNING("-Wcast-qual") +# define LIBRG_DIAGNOSTIC_DISABLE_CAST_QUAL _Pragma("clang diagnostic ignored \"-Wcast-qual\"") +#elif LIBRG_INTEL_VERSION_CHECK(13,0,0) +# define LIBRG_DIAGNOSTIC_DISABLE_CAST_QUAL _Pragma("warning(disable:2203 2331)") +#elif LIBRG_GCC_VERSION_CHECK(3,0,0) +# define LIBRG_DIAGNOSTIC_DISABLE_CAST_QUAL _Pragma("GCC diagnostic ignored \"-Wcast-qual\"") #else -# define ZPL_DIAGNOSTIC_DISABLE_CAST_QUAL +# define LIBRG_DIAGNOSTIC_DISABLE_CAST_QUAL #endif -#if defined(ZPL_DEPRECATED) -# undef ZPL_DEPRECATED +#if defined(LIBRG_DEPRECATED) +# undef LIBRG_DEPRECATED #endif -#if defined(ZPL_DEPRECATED_FOR) -# undef ZPL_DEPRECATED_FOR +#if defined(LIBRG_DEPRECATED_FOR) +# undef LIBRG_DEPRECATED_FOR #endif -#if defined(__cplusplus) && (__cplusplus >= 201402L) -# define ZPL_DEPRECATED(since) ZPL_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_([[deprecated("Since " #since)]]) -# define ZPL_DEPRECATED_FOR(since, replacement) ZPL_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_([[deprecated("Since " #since "; use " #replacement)]]) +#if LIBRG_MSVC_VERSION_CHECK(14,0,0) +# define LIBRG_DEPRECATED(since) __declspec(deprecated("Since " # since)) +# define LIBRG_DEPRECATED_FOR(since, replacement) __declspec(deprecated("Since " #since "; use " #replacement)) +#elif defined(__cplusplus) && (__cplusplus >= 201402L) +# define LIBRG_DEPRECATED(since) LIBRG_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_([[deprecated("Since " #since)]]) +# define LIBRG_DEPRECATED_FOR(since, replacement) LIBRG_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_([[deprecated("Since " #since "; use " #replacement)]]) #elif \ - ZPL_HAS_EXTENSION(attribute_deprecated_with_message) || \ - ZPL_GCC_VERSION_CHECK(4,5,0) || \ - ZPL_INTEL_VERSION_CHECK(13,0,0) || \ - ZPL_ARM_VERSION_CHECK(5,6,0) || \ - ZPL_SUNPRO_VERSION_CHECK(5,13,0) || \ - ZPL_PGI_VERSION_CHECK(17,10,0) || \ - ZPL_TI_VERSION_CHECK(18,1,0) || \ - ZPL_TI_ARMCL_VERSION_CHECK(18,1,0) || \ - ZPL_TI_CL6X_VERSION_CHECK(8,3,0) || \ - ZPL_TI_CL7X_VERSION_CHECK(1,2,0) || \ - ZPL_TI_CLPRU_VERSION_CHECK(2,3,0) -# define ZPL_DEPRECATED(since) __attribute__((__deprecated__("Since " #since))) -# define ZPL_DEPRECATED_FOR(since, replacement) __attribute__((__deprecated__("Since " #since "; use " #replacement))) + LIBRG_HAS_EXTENSION(attribute_deprecated_with_message) || \ + LIBRG_GCC_VERSION_CHECK(4,5,0) || \ + LIBRG_INTEL_VERSION_CHECK(13,0,0) || \ + LIBRG_ARM_VERSION_CHECK(5,6,0) || \ + LIBRG_SUNPRO_VERSION_CHECK(5,13,0) || \ + LIBRG_PGI_VERSION_CHECK(17,10,0) || \ + LIBRG_TI_VERSION_CHECK(18,1,0) || \ + LIBRG_TI_ARMCL_VERSION_CHECK(18,1,0) || \ + LIBRG_TI_CL6X_VERSION_CHECK(8,3,0) || \ + LIBRG_TI_CL7X_VERSION_CHECK(1,2,0) || \ + LIBRG_TI_CLPRU_VERSION_CHECK(2,3,0) +# define LIBRG_DEPRECATED(since) __attribute__((__deprecated__("Since " #since))) +# define LIBRG_DEPRECATED_FOR(since, replacement) __attribute__((__deprecated__("Since " #since "; use " #replacement))) #elif \ - ZPL_HAS_ATTRIBUTE(deprecated) || \ - ZPL_GCC_VERSION_CHECK(3,1,0) || \ - ZPL_ARM_VERSION_CHECK(4,1,0) || \ - ZPL_TI_VERSION_CHECK(15,12,0) || \ - (ZPL_TI_ARMCL_VERSION_CHECK(4,8,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ - ZPL_TI_ARMCL_VERSION_CHECK(5,2,0) || \ - (ZPL_TI_CL2000_VERSION_CHECK(6,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ - ZPL_TI_CL2000_VERSION_CHECK(6,4,0) || \ - (ZPL_TI_CL430_VERSION_CHECK(4,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ - ZPL_TI_CL430_VERSION_CHECK(4,3,0) || \ - (ZPL_TI_CL6X_VERSION_CHECK(7,2,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ - ZPL_TI_CL6X_VERSION_CHECK(7,5,0) || \ - ZPL_TI_CL7X_VERSION_CHECK(1,2,0) || \ - ZPL_TI_CLPRU_VERSION_CHECK(2,1,0) -# define ZPL_DEPRECATED(since) __attribute__((__deprecated__)) -# define ZPL_DEPRECATED_FOR(since, replacement) __attribute__((__deprecated__)) -#elif ZPL_MSVC_VERSION_CHECK(14,0,0) -# define ZPL_DEPRECATED(since) __declspec(deprecated("Since " # since)) -# define ZPL_DEPRECATED_FOR(since, replacement) __declspec(deprecated("Since " #since "; use " #replacement)) + LIBRG_HAS_ATTRIBUTE(deprecated) || \ + LIBRG_GCC_VERSION_CHECK(3,1,0) || \ + LIBRG_ARM_VERSION_CHECK(4,1,0) || \ + LIBRG_TI_VERSION_CHECK(15,12,0) || \ + (LIBRG_TI_ARMCL_VERSION_CHECK(4,8,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + LIBRG_TI_ARMCL_VERSION_CHECK(5,2,0) || \ + (LIBRG_TI_CL2000_VERSION_CHECK(6,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + LIBRG_TI_CL2000_VERSION_CHECK(6,4,0) || \ + (LIBRG_TI_CL430_VERSION_CHECK(4,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + LIBRG_TI_CL430_VERSION_CHECK(4,3,0) || \ + (LIBRG_TI_CL6X_VERSION_CHECK(7,2,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + LIBRG_TI_CL6X_VERSION_CHECK(7,5,0) || \ + LIBRG_TI_CL7X_VERSION_CHECK(1,2,0) || \ + LIBRG_TI_CLPRU_VERSION_CHECK(2,1,0) +# define LIBRG_DEPRECATED(since) __attribute__((__deprecated__)) +# define LIBRG_DEPRECATED_FOR(since, replacement) __attribute__((__deprecated__)) #elif \ - ZPL_MSVC_VERSION_CHECK(13,10,0) || \ - ZPL_PELLES_VERSION_CHECK(6,50,0) -# define ZPL_DEPRECATED(since) __declspec(deprecated) -# define ZPL_DEPRECATED_FOR(since, replacement) __declspec(deprecated) -#elif ZPL_IAR_VERSION_CHECK(8,0,0) -# define ZPL_DEPRECATED(since) _Pragma("deprecated") -# define ZPL_DEPRECATED_FOR(since, replacement) _Pragma("deprecated") + LIBRG_MSVC_VERSION_CHECK(13,10,0) || \ + LIBRG_PELLES_VERSION_CHECK(6,50,0) +# define LIBRG_DEPRECATED(since) __declspec(deprecated) +# define LIBRG_DEPRECATED_FOR(since, replacement) __declspec(deprecated) +#elif LIBRG_IAR_VERSION_CHECK(8,0,0) +# define LIBRG_DEPRECATED(since) _Pragma("deprecated") +# define LIBRG_DEPRECATED_FOR(since, replacement) _Pragma("deprecated") #else -# define ZPL_DEPRECATED(since) -# define ZPL_DEPRECATED_FOR(since, replacement) +# define LIBRG_DEPRECATED(since) +# define LIBRG_DEPRECATED_FOR(since, replacement) #endif -#if defined(ZPL_UNAVAILABLE) -# undef ZPL_UNAVAILABLE +#if defined(LIBRG_UNAVAILABLE) +# undef LIBRG_UNAVAILABLE #endif #if \ - ZPL_HAS_ATTRIBUTE(warning) || \ - ZPL_GCC_VERSION_CHECK(4,3,0) || \ - ZPL_INTEL_VERSION_CHECK(13,0,0) -# define ZPL_UNAVAILABLE(available_since) __attribute__((__warning__("Not available until " #available_since))) + LIBRG_HAS_ATTRIBUTE(warning) || \ + LIBRG_GCC_VERSION_CHECK(4,3,0) || \ + LIBRG_INTEL_VERSION_CHECK(13,0,0) +# define LIBRG_UNAVAILABLE(available_since) __attribute__((__warning__("Not available until " #available_since))) #else -# define ZPL_UNAVAILABLE(available_since) +# define LIBRG_UNAVAILABLE(available_since) #endif -#if defined(ZPL_WARN_UNUSED_RESULT) -# undef ZPL_WARN_UNUSED_RESULT +#if defined(LIBRG_WARN_UNUSED_RESULT) +# undef LIBRG_WARN_UNUSED_RESULT #endif -#if defined(ZPL_WARN_UNUSED_RESULT_MSG) -# undef ZPL_WARN_UNUSED_RESULT_MSG +#if defined(LIBRG_WARN_UNUSED_RESULT_MSG) +# undef LIBRG_WARN_UNUSED_RESULT_MSG #endif -#if (ZPL_HAS_CPP_ATTRIBUTE(nodiscard) >= 201907L) -# define ZPL_WARN_UNUSED_RESULT ZPL_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_([[nodiscard]]) -# define ZPL_WARN_UNUSED_RESULT_MSG(msg) ZPL_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_([[nodiscard(msg)]]) -#elif ZPL_HAS_CPP_ATTRIBUTE(nodiscard) -# define ZPL_WARN_UNUSED_RESULT ZPL_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_([[nodiscard]]) -# define ZPL_WARN_UNUSED_RESULT_MSG(msg) ZPL_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_([[nodiscard]]) +#if (LIBRG_HAS_CPP_ATTRIBUTE(nodiscard) >= 201907L) +# define LIBRG_WARN_UNUSED_RESULT LIBRG_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_([[nodiscard]]) +# define LIBRG_WARN_UNUSED_RESULT_MSG(msg) LIBRG_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_([[nodiscard(msg)]]) +#elif LIBRG_HAS_CPP_ATTRIBUTE(nodiscard) +# define LIBRG_WARN_UNUSED_RESULT LIBRG_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_([[nodiscard]]) +# define LIBRG_WARN_UNUSED_RESULT_MSG(msg) LIBRG_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_([[nodiscard]]) #elif \ - ZPL_HAS_ATTRIBUTE(warn_unused_result) || \ - ZPL_GCC_VERSION_CHECK(3,4,0) || \ - ZPL_INTEL_VERSION_CHECK(13,0,0) || \ - ZPL_TI_VERSION_CHECK(15,12,0) || \ - (ZPL_TI_ARMCL_VERSION_CHECK(4,8,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ - ZPL_TI_ARMCL_VERSION_CHECK(5,2,0) || \ - (ZPL_TI_CL2000_VERSION_CHECK(6,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ - ZPL_TI_CL2000_VERSION_CHECK(6,4,0) || \ - (ZPL_TI_CL430_VERSION_CHECK(4,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ - ZPL_TI_CL430_VERSION_CHECK(4,3,0) || \ - (ZPL_TI_CL6X_VERSION_CHECK(7,2,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ - ZPL_TI_CL6X_VERSION_CHECK(7,5,0) || \ - ZPL_TI_CL7X_VERSION_CHECK(1,2,0) || \ - ZPL_TI_CLPRU_VERSION_CHECK(2,1,0) || \ - (ZPL_SUNPRO_VERSION_CHECK(5,15,0) && defined(__cplusplus)) || \ - ZPL_PGI_VERSION_CHECK(17,10,0) -# define ZPL_WARN_UNUSED_RESULT __attribute__((__warn_unused_result__)) -# define ZPL_WARN_UNUSED_RESULT_MSG(msg) __attribute__((__warn_unused_result__)) + LIBRG_HAS_ATTRIBUTE(warn_unused_result) || \ + LIBRG_GCC_VERSION_CHECK(3,4,0) || \ + LIBRG_INTEL_VERSION_CHECK(13,0,0) || \ + LIBRG_TI_VERSION_CHECK(15,12,0) || \ + (LIBRG_TI_ARMCL_VERSION_CHECK(4,8,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + LIBRG_TI_ARMCL_VERSION_CHECK(5,2,0) || \ + (LIBRG_TI_CL2000_VERSION_CHECK(6,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + LIBRG_TI_CL2000_VERSION_CHECK(6,4,0) || \ + (LIBRG_TI_CL430_VERSION_CHECK(4,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + LIBRG_TI_CL430_VERSION_CHECK(4,3,0) || \ + (LIBRG_TI_CL6X_VERSION_CHECK(7,2,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + LIBRG_TI_CL6X_VERSION_CHECK(7,5,0) || \ + LIBRG_TI_CL7X_VERSION_CHECK(1,2,0) || \ + LIBRG_TI_CLPRU_VERSION_CHECK(2,1,0) || \ + (LIBRG_SUNPRO_VERSION_CHECK(5,15,0) && defined(__cplusplus)) || \ + LIBRG_PGI_VERSION_CHECK(17,10,0) +# define LIBRG_WARN_UNUSED_RESULT __attribute__((__warn_unused_result__)) +# define LIBRG_WARN_UNUSED_RESULT_MSG(msg) __attribute__((__warn_unused_result__)) #elif defined(_Check_return_) /* SAL */ -# define ZPL_WARN_UNUSED_RESULT _Check_return_ -# define ZPL_WARN_UNUSED_RESULT_MSG(msg) _Check_return_ +# define LIBRG_WARN_UNUSED_RESULT _Check_return_ +# define LIBRG_WARN_UNUSED_RESULT_MSG(msg) _Check_return_ #else -# define ZPL_WARN_UNUSED_RESULT -# define ZPL_WARN_UNUSED_RESULT_MSG(msg) +# define LIBRG_WARN_UNUSED_RESULT +# define LIBRG_WARN_UNUSED_RESULT_MSG(msg) #endif -#if defined(ZPL_SENTINEL) -# undef ZPL_SENTINEL +#if defined(LIBRG_SENTINEL) +# undef LIBRG_SENTINEL #endif #if \ - ZPL_HAS_ATTRIBUTE(sentinel) || \ - ZPL_GCC_VERSION_CHECK(4,0,0) || \ - ZPL_INTEL_VERSION_CHECK(13,0,0) || \ - ZPL_ARM_VERSION_CHECK(5,4,0) -# define ZPL_SENTINEL(position) __attribute__((__sentinel__(position))) + LIBRG_HAS_ATTRIBUTE(sentinel) || \ + LIBRG_GCC_VERSION_CHECK(4,0,0) || \ + LIBRG_INTEL_VERSION_CHECK(13,0,0) || \ + LIBRG_ARM_VERSION_CHECK(5,4,0) +# define LIBRG_SENTINEL(position) __attribute__((__sentinel__(position))) #else -# define ZPL_SENTINEL(position) +# define LIBRG_SENTINEL(position) #endif -#if defined(ZPL_NO_RETURN) -# undef ZPL_NO_RETURN +#if defined(LIBRG_NO_RETURN) +# undef LIBRG_NO_RETURN #endif -#if ZPL_IAR_VERSION_CHECK(8,0,0) -# define ZPL_NO_RETURN __noreturn -#elif ZPL_INTEL_VERSION_CHECK(13,0,0) -# define ZPL_NO_RETURN __attribute__((__noreturn__)) +#if LIBRG_IAR_VERSION_CHECK(8,0,0) +# define LIBRG_NO_RETURN __noreturn +#elif LIBRG_INTEL_VERSION_CHECK(13,0,0) +# define LIBRG_NO_RETURN __attribute__((__noreturn__)) #elif defined(__STDC_VERSION__) && __STDC_VERSION__ >= 201112L -# define ZPL_NO_RETURN _Noreturn +# define LIBRG_NO_RETURN _Noreturn #elif defined(__cplusplus) && (__cplusplus >= 201103L) -# define ZPL_NO_RETURN ZPL_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_([[noreturn]]) +# define LIBRG_NO_RETURN LIBRG_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_([[noreturn]]) #elif \ - ZPL_HAS_ATTRIBUTE(noreturn) || \ - ZPL_GCC_VERSION_CHECK(3,2,0) || \ - ZPL_SUNPRO_VERSION_CHECK(5,11,0) || \ - ZPL_ARM_VERSION_CHECK(4,1,0) || \ - ZPL_IBM_VERSION_CHECK(10,1,0) || \ - ZPL_TI_VERSION_CHECK(15,12,0) || \ - (ZPL_TI_ARMCL_VERSION_CHECK(4,8,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ - ZPL_TI_ARMCL_VERSION_CHECK(5,2,0) || \ - (ZPL_TI_CL2000_VERSION_CHECK(6,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ - ZPL_TI_CL2000_VERSION_CHECK(6,4,0) || \ - (ZPL_TI_CL430_VERSION_CHECK(4,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ - ZPL_TI_CL430_VERSION_CHECK(4,3,0) || \ - (ZPL_TI_CL6X_VERSION_CHECK(7,2,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ - ZPL_TI_CL6X_VERSION_CHECK(7,5,0) || \ - ZPL_TI_CL7X_VERSION_CHECK(1,2,0) || \ - ZPL_TI_CLPRU_VERSION_CHECK(2,1,0) -# define ZPL_NO_RETURN __attribute__((__noreturn__)) -#elif ZPL_SUNPRO_VERSION_CHECK(5,10,0) -# define ZPL_NO_RETURN _Pragma("does_not_return") -#elif ZPL_MSVC_VERSION_CHECK(13,10,0) -# define ZPL_NO_RETURN __declspec(noreturn) -#elif ZPL_TI_CL6X_VERSION_CHECK(6,0,0) && defined(__cplusplus) -# define ZPL_NO_RETURN _Pragma("FUNC_NEVER_RETURNS;") -#elif ZPL_COMPCERT_VERSION_CHECK(3,2,0) -# define ZPL_NO_RETURN __attribute((noreturn)) -#elif ZPL_PELLES_VERSION_CHECK(9,0,0) -# define ZPL_NO_RETURN __declspec(noreturn) + LIBRG_HAS_ATTRIBUTE(noreturn) || \ + LIBRG_GCC_VERSION_CHECK(3,2,0) || \ + LIBRG_SUNPRO_VERSION_CHECK(5,11,0) || \ + LIBRG_ARM_VERSION_CHECK(4,1,0) || \ + LIBRG_IBM_VERSION_CHECK(10,1,0) || \ + LIBRG_TI_VERSION_CHECK(15,12,0) || \ + (LIBRG_TI_ARMCL_VERSION_CHECK(4,8,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + LIBRG_TI_ARMCL_VERSION_CHECK(5,2,0) || \ + (LIBRG_TI_CL2000_VERSION_CHECK(6,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + LIBRG_TI_CL2000_VERSION_CHECK(6,4,0) || \ + (LIBRG_TI_CL430_VERSION_CHECK(4,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + LIBRG_TI_CL430_VERSION_CHECK(4,3,0) || \ + (LIBRG_TI_CL6X_VERSION_CHECK(7,2,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + LIBRG_TI_CL6X_VERSION_CHECK(7,5,0) || \ + LIBRG_TI_CL7X_VERSION_CHECK(1,2,0) || \ + LIBRG_TI_CLPRU_VERSION_CHECK(2,1,0) +# define LIBRG_NO_RETURN __attribute__((__noreturn__)) +#elif LIBRG_SUNPRO_VERSION_CHECK(5,10,0) +# define LIBRG_NO_RETURN _Pragma("does_not_return") +#elif LIBRG_MSVC_VERSION_CHECK(13,10,0) +# define LIBRG_NO_RETURN __declspec(noreturn) +#elif LIBRG_TI_CL6X_VERSION_CHECK(6,0,0) && defined(__cplusplus) +# define LIBRG_NO_RETURN _Pragma("FUNC_NEVER_RETURNS;") +#elif LIBRG_COMPCERT_VERSION_CHECK(3,2,0) +# define LIBRG_NO_RETURN __attribute((noreturn)) +#elif LIBRG_PELLES_VERSION_CHECK(9,0,0) +# define LIBRG_NO_RETURN __declspec(noreturn) #else -# define ZPL_NO_RETURN +# define LIBRG_NO_RETURN #endif -#if defined(ZPL_NO_ESCAPE) -# undef ZPL_NO_ESCAPE +#if defined(LIBRG_NO_ESCAPE) +# undef LIBRG_NO_ESCAPE #endif -#if ZPL_HAS_ATTRIBUTE(noescape) -# define ZPL_NO_ESCAPE __attribute__((__noescape__)) +#if LIBRG_HAS_ATTRIBUTE(noescape) +# define LIBRG_NO_ESCAPE __attribute__((__noescape__)) #else -# define ZPL_NO_ESCAPE +# define LIBRG_NO_ESCAPE #endif -#if defined(ZPL_UNREACHABLE) -# undef ZPL_UNREACHABLE +#if defined(LIBRG_UNREACHABLE) +# undef LIBRG_UNREACHABLE #endif -#if defined(ZPL_UNREACHABLE_RETURN) -# undef ZPL_UNREACHABLE_RETURN +#if defined(LIBRG_UNREACHABLE_RETURN) +# undef LIBRG_UNREACHABLE_RETURN #endif -#if defined(ZPL_ASSUME) -# undef ZPL_ASSUME +#if defined(LIBRG_ASSUME) +# undef LIBRG_ASSUME #endif #if \ - ZPL_MSVC_VERSION_CHECK(13,10,0) || \ - ZPL_INTEL_VERSION_CHECK(13,0,0) -# define ZPL_ASSUME(expr) __assume(expr) -#elif ZPL_HAS_BUILTIN(__builtin_assume) -# define ZPL_ASSUME(expr) __builtin_assume(expr) + LIBRG_MSVC_VERSION_CHECK(13,10,0) || \ + LIBRG_INTEL_VERSION_CHECK(13,0,0) +# define LIBRG_ASSUME(expr) __assume(expr) +#elif LIBRG_HAS_BUILTIN(__builtin_assume) +# define LIBRG_ASSUME(expr) __builtin_assume(expr) #elif \ - ZPL_TI_CL2000_VERSION_CHECK(6,2,0) || \ - ZPL_TI_CL6X_VERSION_CHECK(4,0,0) + LIBRG_TI_CL2000_VERSION_CHECK(6,2,0) || \ + LIBRG_TI_CL6X_VERSION_CHECK(4,0,0) # if defined(__cplusplus) -# define ZPL_ASSUME(expr) std::_nassert(expr) +# define LIBRG_ASSUME(expr) std::_nassert(expr) # else -# define ZPL_ASSUME(expr) _nassert(expr) +# define LIBRG_ASSUME(expr) _nassert(expr) # endif #endif #if \ - (ZPL_HAS_BUILTIN(__builtin_unreachable) && (!defined(ZPL_ARM_VERSION))) || \ - ZPL_GCC_VERSION_CHECK(4,5,0) || \ - ZPL_PGI_VERSION_CHECK(18,10,0) || \ - ZPL_INTEL_VERSION_CHECK(13,0,0) || \ - ZPL_IBM_VERSION_CHECK(13,1,5) -# define ZPL_UNREACHABLE() __builtin_unreachable() -#elif defined(ZPL_ASSUME) -# define ZPL_UNREACHABLE() ZPL_ASSUME(0) + (LIBRG_HAS_BUILTIN(__builtin_unreachable) && (!defined(LIBRG_ARM_VERSION))) || \ + LIBRG_GCC_VERSION_CHECK(4,5,0) || \ + LIBRG_PGI_VERSION_CHECK(18,10,0) || \ + LIBRG_INTEL_VERSION_CHECK(13,0,0) || \ + LIBRG_IBM_VERSION_CHECK(13,1,5) +# define LIBRG_UNREACHABLE() __builtin_unreachable() +#elif defined(LIBRG_ASSUME) +# define LIBRG_UNREACHABLE() LIBRG_ASSUME(0) #endif -#if !defined(ZPL_ASSUME) -# if defined(ZPL_UNREACHABLE) -# define ZPL_ASSUME(expr) ZPL_STATIC_CAST(void, ((expr) ? 1 : (ZPL_UNREACHABLE(), 1))) +#if !defined(LIBRG_ASSUME) +# if defined(LIBRG_UNREACHABLE) +# define LIBRG_ASSUME(expr) LIBRG_STATIC_CAST(void, ((expr) ? 1 : (LIBRG_UNREACHABLE(), 1))) # else -# define ZPL_ASSUME(expr) ZPL_STATIC_CAST(void, expr) +# define LIBRG_ASSUME(expr) LIBRG_STATIC_CAST(void, expr) # endif #endif -#if defined(ZPL_UNREACHABLE) +#if defined(LIBRG_UNREACHABLE) # if \ - ZPL_TI_CL2000_VERSION_CHECK(6,2,0) || \ - ZPL_TI_CL6X_VERSION_CHECK(4,0,0) -# define ZPL_UNREACHABLE_RETURN(value) return (ZPL_STATIC_CAST(void, ZPL_ASSUME(0)), (value)) + LIBRG_TI_CL2000_VERSION_CHECK(6,2,0) || \ + LIBRG_TI_CL6X_VERSION_CHECK(4,0,0) +# define LIBRG_UNREACHABLE_RETURN(value) return (LIBRG_STATIC_CAST(void, LIBRG_ASSUME(0)), (value)) # else -# define ZPL_UNREACHABLE_RETURN(value) ZPL_UNREACHABLE() +# define LIBRG_UNREACHABLE_RETURN(value) LIBRG_UNREACHABLE() # endif #else -# define ZPL_UNREACHABLE_RETURN(value) return (value) +# define LIBRG_UNREACHABLE_RETURN(value) return (value) #endif -#if !defined(ZPL_UNREACHABLE) -# define ZPL_UNREACHABLE() ZPL_ASSUME(0) +#if !defined(LIBRG_UNREACHABLE) +# define LIBRG_UNREACHABLE() LIBRG_ASSUME(0) #endif -ZPL_DIAGNOSTIC_PUSH -#if ZPL_HAS_WARNING("-Wpedantic") +LIBRG_DIAGNOSTIC_PUSH +#if LIBRG_HAS_WARNING("-Wpedantic") # pragma clang diagnostic ignored "-Wpedantic" #endif -#if ZPL_HAS_WARNING("-Wc++98-compat-pedantic") && defined(__cplusplus) +#if LIBRG_HAS_WARNING("-Wc++98-compat-pedantic") && defined(__cplusplus) # pragma clang diagnostic ignored "-Wc++98-compat-pedantic" #endif -#if ZPL_GCC_HAS_WARNING("-Wvariadic-macros",4,0,0) +#if LIBRG_GCC_HAS_WARNING("-Wvariadic-macros",4,0,0) # if defined(__clang__) # pragma clang diagnostic ignored "-Wvariadic-macros" -# elif defined(ZPL_GCC_VERSION) +# elif defined(LIBRG_GCC_VERSION) # pragma GCC diagnostic ignored "-Wvariadic-macros" # endif #endif -#if defined(ZPL_NON_NULL) -# undef ZPL_NON_NULL +#if defined(LIBRG_NON_NULL) +# undef LIBRG_NON_NULL #endif #if \ - ZPL_HAS_ATTRIBUTE(nonnull) || \ - ZPL_GCC_VERSION_CHECK(3,3,0) || \ - ZPL_INTEL_VERSION_CHECK(13,0,0) || \ - ZPL_ARM_VERSION_CHECK(4,1,0) -# define ZPL_NON_NULL(...) __attribute__((__nonnull__(__VA_ARGS__))) + LIBRG_HAS_ATTRIBUTE(nonnull) || \ + LIBRG_GCC_VERSION_CHECK(3,3,0) || \ + LIBRG_INTEL_VERSION_CHECK(13,0,0) || \ + LIBRG_ARM_VERSION_CHECK(4,1,0) +# define LIBRG_NON_NULL(...) __attribute__((__nonnull__(__VA_ARGS__))) #else -# define ZPL_NON_NULL(...) +# define LIBRG_NON_NULL(...) #endif -ZPL_DIAGNOSTIC_POP +LIBRG_DIAGNOSTIC_POP -#if defined(ZPL_PRINTF_FORMAT) -# undef ZPL_PRINTF_FORMAT +#if defined(LIBRG_PRINTF_FORMAT) +# undef LIBRG_PRINTF_FORMAT #endif -#if defined(__MINGW32__) && ZPL_GCC_HAS_ATTRIBUTE(format,4,4,0) && !defined(__USE_MINGW_ANSI_STDIO) -# define ZPL_PRINTF_FORMAT(string_idx,first_to_check) __attribute__((__format__(ms_printf, string_idx, first_to_check))) -#elif defined(__MINGW32__) && ZPL_GCC_HAS_ATTRIBUTE(format,4,4,0) && defined(__USE_MINGW_ANSI_STDIO) -# define ZPL_PRINTF_FORMAT(string_idx,first_to_check) __attribute__((__format__(gnu_printf, string_idx, first_to_check))) +#if defined(__MINGW32__) && LIBRG_GCC_HAS_ATTRIBUTE(format,4,4,0) && !defined(__USE_MINGW_ANSI_STDIO) +# define LIBRG_PRINTF_FORMAT(string_idx,first_to_check) __attribute__((__format__(ms_printf, string_idx, first_to_check))) +#elif defined(__MINGW32__) && LIBRG_GCC_HAS_ATTRIBUTE(format,4,4,0) && defined(__USE_MINGW_ANSI_STDIO) +# define LIBRG_PRINTF_FORMAT(string_idx,first_to_check) __attribute__((__format__(gnu_printf, string_idx, first_to_check))) #elif \ - ZPL_HAS_ATTRIBUTE(format) || \ - ZPL_GCC_VERSION_CHECK(3,1,0) || \ - ZPL_INTEL_VERSION_CHECK(13,0,0) || \ - ZPL_ARM_VERSION_CHECK(5,6,0) || \ - ZPL_IBM_VERSION_CHECK(10,1,0) || \ - ZPL_TI_VERSION_CHECK(15,12,0) || \ - (ZPL_TI_ARMCL_VERSION_CHECK(4,8,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ - ZPL_TI_ARMCL_VERSION_CHECK(5,2,0) || \ - (ZPL_TI_CL2000_VERSION_CHECK(6,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ - ZPL_TI_CL2000_VERSION_CHECK(6,4,0) || \ - (ZPL_TI_CL430_VERSION_CHECK(4,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ - ZPL_TI_CL430_VERSION_CHECK(4,3,0) || \ - (ZPL_TI_CL6X_VERSION_CHECK(7,2,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ - ZPL_TI_CL6X_VERSION_CHECK(7,5,0) || \ - ZPL_TI_CL7X_VERSION_CHECK(1,2,0) || \ - ZPL_TI_CLPRU_VERSION_CHECK(2,1,0) -# define ZPL_PRINTF_FORMAT(string_idx,first_to_check) __attribute__((__format__(__printf__, string_idx, first_to_check))) -#elif ZPL_PELLES_VERSION_CHECK(6,0,0) -# define ZPL_PRINTF_FORMAT(string_idx,first_to_check) __declspec(vaformat(printf,string_idx,first_to_check)) + LIBRG_HAS_ATTRIBUTE(format) || \ + LIBRG_GCC_VERSION_CHECK(3,1,0) || \ + LIBRG_INTEL_VERSION_CHECK(13,0,0) || \ + LIBRG_ARM_VERSION_CHECK(5,6,0) || \ + LIBRG_IBM_VERSION_CHECK(10,1,0) || \ + LIBRG_TI_VERSION_CHECK(15,12,0) || \ + (LIBRG_TI_ARMCL_VERSION_CHECK(4,8,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + LIBRG_TI_ARMCL_VERSION_CHECK(5,2,0) || \ + (LIBRG_TI_CL2000_VERSION_CHECK(6,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + LIBRG_TI_CL2000_VERSION_CHECK(6,4,0) || \ + (LIBRG_TI_CL430_VERSION_CHECK(4,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + LIBRG_TI_CL430_VERSION_CHECK(4,3,0) || \ + (LIBRG_TI_CL6X_VERSION_CHECK(7,2,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + LIBRG_TI_CL6X_VERSION_CHECK(7,5,0) || \ + LIBRG_TI_CL7X_VERSION_CHECK(1,2,0) || \ + LIBRG_TI_CLPRU_VERSION_CHECK(2,1,0) +# define LIBRG_PRINTF_FORMAT(string_idx,first_to_check) __attribute__((__format__(__printf__, string_idx, first_to_check))) +#elif LIBRG_PELLES_VERSION_CHECK(6,0,0) +# define LIBRG_PRINTF_FORMAT(string_idx,first_to_check) __declspec(vaformat(printf,string_idx,first_to_check)) #else -# define ZPL_PRINTF_FORMAT(string_idx,first_to_check) +# define LIBRG_PRINTF_FORMAT(string_idx,first_to_check) #endif -#if defined(ZPL_CONSTEXPR) -# undef ZPL_CONSTEXPR +#if defined(LIBRG_CONSTEXPR) +# undef LIBRG_CONSTEXPR #endif #if defined(__cplusplus) # if __cplusplus >= 201103L -# define ZPL_CONSTEXPR ZPL_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_(constexpr) +# define LIBRG_CONSTEXPR LIBRG_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_(constexpr) # endif #endif -#if !defined(ZPL_CONSTEXPR) -# define ZPL_CONSTEXPR +#if !defined(LIBRG_CONSTEXPR) +# define LIBRG_CONSTEXPR #endif -#if defined(ZPL_PREDICT) -# undef ZPL_PREDICT +#if defined(LIBRG_PREDICT) +# undef LIBRG_PREDICT #endif -#if defined(ZPL_LIKELY) -# undef ZPL_LIKELY +#if defined(LIBRG_LIKELY) +# undef LIBRG_LIKELY #endif -#if defined(ZPL_UNLIKELY) -# undef ZPL_UNLIKELY +#if defined(LIBRG_UNLIKELY) +# undef LIBRG_UNLIKELY #endif -#if defined(ZPL_UNPREDICTABLE) -# undef ZPL_UNPREDICTABLE +#if defined(LIBRG_UNPREDICTABLE) +# undef LIBRG_UNPREDICTABLE #endif -#if ZPL_HAS_BUILTIN(__builtin_unpredictable) -# define ZPL_UNPREDICTABLE(expr) __builtin_unpredictable((expr)) +#if LIBRG_HAS_BUILTIN(__builtin_unpredictable) +# define LIBRG_UNPREDICTABLE(expr) __builtin_unpredictable((expr)) #endif #if \ - ZPL_HAS_BUILTIN(__builtin_expect_with_probability) || \ - ZPL_GCC_VERSION_CHECK(9,0,0) -# define ZPL_PREDICT(expr, value, probability) __builtin_expect_with_probability( (expr), (value), (probability)) -# define ZPL_PREDICT_TRUE(expr, probability) __builtin_expect_with_probability(!!(expr), 1 , (probability)) -# define ZPL_PREDICT_FALSE(expr, probability) __builtin_expect_with_probability(!!(expr), 0 , (probability)) -# define ZPL_LIKELY(expr) __builtin_expect (!!(expr), 1 ) -# define ZPL_UNLIKELY(expr) __builtin_expect (!!(expr), 0 ) + LIBRG_HAS_BUILTIN(__builtin_expect_with_probability) || \ + LIBRG_GCC_VERSION_CHECK(9,0,0) +# define LIBRG_PREDICT(expr, value, probability) __builtin_expect_with_probability( (expr), (value), (probability)) +# define LIBRG_PREDICT_TRUE(expr, probability) __builtin_expect_with_probability(!!(expr), 1 , (probability)) +# define LIBRG_PREDICT_FALSE(expr, probability) __builtin_expect_with_probability(!!(expr), 0 , (probability)) +# define LIBRG_LIKELY(expr) __builtin_expect (!!(expr), 1 ) +# define LIBRG_UNLIKELY(expr) __builtin_expect (!!(expr), 0 ) #elif \ - ZPL_HAS_BUILTIN(__builtin_expect) || \ - ZPL_GCC_VERSION_CHECK(3,0,0) || \ - ZPL_INTEL_VERSION_CHECK(13,0,0) || \ - (ZPL_SUNPRO_VERSION_CHECK(5,15,0) && defined(__cplusplus)) || \ - ZPL_ARM_VERSION_CHECK(4,1,0) || \ - ZPL_IBM_VERSION_CHECK(10,1,0) || \ - ZPL_TI_VERSION_CHECK(15,12,0) || \ - ZPL_TI_ARMCL_VERSION_CHECK(4,7,0) || \ - ZPL_TI_CL430_VERSION_CHECK(3,1,0) || \ - ZPL_TI_CL2000_VERSION_CHECK(6,1,0) || \ - ZPL_TI_CL6X_VERSION_CHECK(6,1,0) || \ - ZPL_TI_CL7X_VERSION_CHECK(1,2,0) || \ - ZPL_TI_CLPRU_VERSION_CHECK(2,1,0) || \ - ZPL_TINYC_VERSION_CHECK(0,9,27) || \ - ZPL_CRAY_VERSION_CHECK(8,1,0) -# define ZPL_PREDICT(expr, expected, probability) \ - (((probability) >= 0.9) ? __builtin_expect((expr), (expected)) : (ZPL_STATIC_CAST(void, expected), (expr))) -# define ZPL_PREDICT_TRUE(expr, probability) \ + LIBRG_HAS_BUILTIN(__builtin_expect) || \ + LIBRG_GCC_VERSION_CHECK(3,0,0) || \ + LIBRG_INTEL_VERSION_CHECK(13,0,0) || \ + (LIBRG_SUNPRO_VERSION_CHECK(5,15,0) && defined(__cplusplus)) || \ + LIBRG_ARM_VERSION_CHECK(4,1,0) || \ + LIBRG_IBM_VERSION_CHECK(10,1,0) || \ + LIBRG_TI_VERSION_CHECK(15,12,0) || \ + LIBRG_TI_ARMCL_VERSION_CHECK(4,7,0) || \ + LIBRG_TI_CL430_VERSION_CHECK(3,1,0) || \ + LIBRG_TI_CL2000_VERSION_CHECK(6,1,0) || \ + LIBRG_TI_CL6X_VERSION_CHECK(6,1,0) || \ + LIBRG_TI_CL7X_VERSION_CHECK(1,2,0) || \ + LIBRG_TI_CLPRU_VERSION_CHECK(2,1,0) || \ + LIBRG_TINYC_VERSION_CHECK(0,9,27) || \ + LIBRG_CRAY_VERSION_CHECK(8,1,0) +# define LIBRG_PREDICT(expr, expected, probability) \ + (((probability) >= 0.9) ? __builtin_expect((expr), (expected)) : (LIBRG_STATIC_CAST(void, expected), (expr))) +# define LIBRG_PREDICT_TRUE(expr, probability) \ (__extension__ ({ \ - double zpl_probability_ = (probability); \ - ((zpl_probability_ >= 0.9) ? __builtin_expect(!!(expr), 1) : ((zpl_probability_ <= 0.1) ? __builtin_expect(!!(expr), 0) : !!(expr))); \ + double librg_hedley_probability_ = (probability); \ + ((librg_hedley_probability_ >= 0.9) ? __builtin_expect(!!(expr), 1) : ((librg_hedley_probability_ <= 0.1) ? __builtin_expect(!!(expr), 0) : !!(expr))); \ })) -# define ZPL_PREDICT_FALSE(expr, probability) \ +# define LIBRG_PREDICT_FALSE(expr, probability) \ (__extension__ ({ \ - double zpl_probability_ = (probability); \ - ((zpl_probability_ >= 0.9) ? __builtin_expect(!!(expr), 0) : ((zpl_probability_ <= 0.1) ? __builtin_expect(!!(expr), 1) : !!(expr))); \ + double librg_hedley_probability_ = (probability); \ + ((librg_hedley_probability_ >= 0.9) ? __builtin_expect(!!(expr), 0) : ((librg_hedley_probability_ <= 0.1) ? __builtin_expect(!!(expr), 1) : !!(expr))); \ })) -# define ZPL_LIKELY(expr) __builtin_expect(!!(expr), 1) -# define ZPL_UNLIKELY(expr) __builtin_expect(!!(expr), 0) +# define LIBRG_LIKELY(expr) __builtin_expect(!!(expr), 1) +# define LIBRG_UNLIKELY(expr) __builtin_expect(!!(expr), 0) #else -# define ZPL_PREDICT(expr, expected, probability) (ZPL_STATIC_CAST(void, expected), (expr)) -# define ZPL_PREDICT_TRUE(expr, probability) (!!(expr)) -# define ZPL_PREDICT_FALSE(expr, probability) (!!(expr)) -# define ZPL_LIKELY(expr) (!!(expr)) -# define ZPL_UNLIKELY(expr) (!!(expr)) +# define LIBRG_PREDICT(expr, expected, probability) (LIBRG_STATIC_CAST(void, expected), (expr)) +# define LIBRG_PREDICT_TRUE(expr, probability) (!!(expr)) +# define LIBRG_PREDICT_FALSE(expr, probability) (!!(expr)) +# define LIBRG_LIKELY(expr) (!!(expr)) +# define LIBRG_UNLIKELY(expr) (!!(expr)) #endif -#if !defined(ZPL_UNPREDICTABLE) -# define ZPL_UNPREDICTABLE(expr) ZPL_PREDICT(expr, 1, 0.5) +#if !defined(LIBRG_UNPREDICTABLE) +# define LIBRG_UNPREDICTABLE(expr) LIBRG_PREDICT(expr, 1, 0.5) #endif -#if defined(ZPL_MALLOC) -# undef ZPL_MALLOC +#if defined(LIBRG_MALLOC) +# undef LIBRG_MALLOC #endif #if \ - ZPL_HAS_ATTRIBUTE(malloc) || \ - ZPL_GCC_VERSION_CHECK(3,1,0) || \ - ZPL_INTEL_VERSION_CHECK(13,0,0) || \ - ZPL_SUNPRO_VERSION_CHECK(5,11,0) || \ - ZPL_ARM_VERSION_CHECK(4,1,0) || \ - ZPL_IBM_VERSION_CHECK(12,1,0) || \ - ZPL_TI_VERSION_CHECK(15,12,0) || \ - (ZPL_TI_ARMCL_VERSION_CHECK(4,8,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ - ZPL_TI_ARMCL_VERSION_CHECK(5,2,0) || \ - (ZPL_TI_CL2000_VERSION_CHECK(6,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ - ZPL_TI_CL2000_VERSION_CHECK(6,4,0) || \ - (ZPL_TI_CL430_VERSION_CHECK(4,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ - ZPL_TI_CL430_VERSION_CHECK(4,3,0) || \ - (ZPL_TI_CL6X_VERSION_CHECK(7,2,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ - ZPL_TI_CL6X_VERSION_CHECK(7,5,0) || \ - ZPL_TI_CL7X_VERSION_CHECK(1,2,0) || \ - ZPL_TI_CLPRU_VERSION_CHECK(2,1,0) -# define ZPL_MALLOC __attribute__((__malloc__)) -#elif ZPL_SUNPRO_VERSION_CHECK(5,10,0) -# define ZPL_MALLOC _Pragma("returns_new_memory") -#elif ZPL_MSVC_VERSION_CHECK(14, 0, 0) -# define ZPL_MALLOC __declspec(restrict) + LIBRG_HAS_ATTRIBUTE(malloc) || \ + LIBRG_GCC_VERSION_CHECK(3,1,0) || \ + LIBRG_INTEL_VERSION_CHECK(13,0,0) || \ + LIBRG_SUNPRO_VERSION_CHECK(5,11,0) || \ + LIBRG_ARM_VERSION_CHECK(4,1,0) || \ + LIBRG_IBM_VERSION_CHECK(12,1,0) || \ + LIBRG_TI_VERSION_CHECK(15,12,0) || \ + (LIBRG_TI_ARMCL_VERSION_CHECK(4,8,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + LIBRG_TI_ARMCL_VERSION_CHECK(5,2,0) || \ + (LIBRG_TI_CL2000_VERSION_CHECK(6,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + LIBRG_TI_CL2000_VERSION_CHECK(6,4,0) || \ + (LIBRG_TI_CL430_VERSION_CHECK(4,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + LIBRG_TI_CL430_VERSION_CHECK(4,3,0) || \ + (LIBRG_TI_CL6X_VERSION_CHECK(7,2,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + LIBRG_TI_CL6X_VERSION_CHECK(7,5,0) || \ + LIBRG_TI_CL7X_VERSION_CHECK(1,2,0) || \ + LIBRG_TI_CLPRU_VERSION_CHECK(2,1,0) +# define LIBRG_MALLOC __attribute__((__malloc__)) +#elif LIBRG_SUNPRO_VERSION_CHECK(5,10,0) +# define LIBRG_MALLOC _Pragma("returns_new_memory") +#elif LIBRG_MSVC_VERSION_CHECK(14, 0, 0) +# define LIBRG_MALLOC __declspec(restrict) #else -# define ZPL_MALLOC +# define LIBRG_MALLOC #endif -#if defined(ZPL_PURE) -# undef ZPL_PURE +#if defined(LIBRG_PURE) +# undef LIBRG_PURE #endif #if \ - ZPL_HAS_ATTRIBUTE(pure) || \ - ZPL_GCC_VERSION_CHECK(2,96,0) || \ - ZPL_INTEL_VERSION_CHECK(13,0,0) || \ - ZPL_SUNPRO_VERSION_CHECK(5,11,0) || \ - ZPL_ARM_VERSION_CHECK(4,1,0) || \ - ZPL_IBM_VERSION_CHECK(10,1,0) || \ - ZPL_TI_VERSION_CHECK(15,12,0) || \ - (ZPL_TI_ARMCL_VERSION_CHECK(4,8,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ - ZPL_TI_ARMCL_VERSION_CHECK(5,2,0) || \ - (ZPL_TI_CL2000_VERSION_CHECK(6,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ - ZPL_TI_CL2000_VERSION_CHECK(6,4,0) || \ - (ZPL_TI_CL430_VERSION_CHECK(4,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ - ZPL_TI_CL430_VERSION_CHECK(4,3,0) || \ - (ZPL_TI_CL6X_VERSION_CHECK(7,2,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ - ZPL_TI_CL6X_VERSION_CHECK(7,5,0) || \ - ZPL_TI_CL7X_VERSION_CHECK(1,2,0) || \ - ZPL_TI_CLPRU_VERSION_CHECK(2,1,0) || \ - ZPL_PGI_VERSION_CHECK(17,10,0) -# define ZPL_PURE __attribute__((__pure__)) -#elif ZPL_SUNPRO_VERSION_CHECK(5,10,0) -# define ZPL_PURE _Pragma("does_not_write_global_data") + LIBRG_HAS_ATTRIBUTE(pure) || \ + LIBRG_GCC_VERSION_CHECK(2,96,0) || \ + LIBRG_INTEL_VERSION_CHECK(13,0,0) || \ + LIBRG_SUNPRO_VERSION_CHECK(5,11,0) || \ + LIBRG_ARM_VERSION_CHECK(4,1,0) || \ + LIBRG_IBM_VERSION_CHECK(10,1,0) || \ + LIBRG_TI_VERSION_CHECK(15,12,0) || \ + (LIBRG_TI_ARMCL_VERSION_CHECK(4,8,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + LIBRG_TI_ARMCL_VERSION_CHECK(5,2,0) || \ + (LIBRG_TI_CL2000_VERSION_CHECK(6,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + LIBRG_TI_CL2000_VERSION_CHECK(6,4,0) || \ + (LIBRG_TI_CL430_VERSION_CHECK(4,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + LIBRG_TI_CL430_VERSION_CHECK(4,3,0) || \ + (LIBRG_TI_CL6X_VERSION_CHECK(7,2,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + LIBRG_TI_CL6X_VERSION_CHECK(7,5,0) || \ + LIBRG_TI_CL7X_VERSION_CHECK(1,2,0) || \ + LIBRG_TI_CLPRU_VERSION_CHECK(2,1,0) || \ + LIBRG_PGI_VERSION_CHECK(17,10,0) +# define LIBRG_PURE __attribute__((__pure__)) +#elif LIBRG_SUNPRO_VERSION_CHECK(5,10,0) +# define LIBRG_PURE _Pragma("does_not_write_global_data") #elif defined(__cplusplus) && \ ( \ - ZPL_TI_CL430_VERSION_CHECK(2,0,1) || \ - ZPL_TI_CL6X_VERSION_CHECK(4,0,0) || \ - ZPL_TI_CL7X_VERSION_CHECK(1,2,0) \ + LIBRG_TI_CL430_VERSION_CHECK(2,0,1) || \ + LIBRG_TI_CL6X_VERSION_CHECK(4,0,0) || \ + LIBRG_TI_CL7X_VERSION_CHECK(1,2,0) \ ) -# define ZPL_PURE _Pragma("FUNC_IS_PURE;") +# define LIBRG_PURE _Pragma("FUNC_IS_PURE;") #else -# define ZPL_PURE +# define LIBRG_PURE #endif -#if defined(ZPL_CONST) -# undef ZPL_CONST +#if defined(LIBRG_CONST) +# undef LIBRG_CONST #endif #if \ - ZPL_HAS_ATTRIBUTE(const) || \ - ZPL_GCC_VERSION_CHECK(2,5,0) || \ - ZPL_INTEL_VERSION_CHECK(13,0,0) || \ - ZPL_SUNPRO_VERSION_CHECK(5,11,0) || \ - ZPL_ARM_VERSION_CHECK(4,1,0) || \ - ZPL_IBM_VERSION_CHECK(10,1,0) || \ - ZPL_TI_VERSION_CHECK(15,12,0) || \ - (ZPL_TI_ARMCL_VERSION_CHECK(4,8,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ - ZPL_TI_ARMCL_VERSION_CHECK(5,2,0) || \ - (ZPL_TI_CL2000_VERSION_CHECK(6,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ - ZPL_TI_CL2000_VERSION_CHECK(6,4,0) || \ - (ZPL_TI_CL430_VERSION_CHECK(4,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ - ZPL_TI_CL430_VERSION_CHECK(4,3,0) || \ - (ZPL_TI_CL6X_VERSION_CHECK(7,2,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ - ZPL_TI_CL6X_VERSION_CHECK(7,5,0) || \ - ZPL_TI_CL7X_VERSION_CHECK(1,2,0) || \ - ZPL_TI_CLPRU_VERSION_CHECK(2,1,0) || \ - ZPL_PGI_VERSION_CHECK(17,10,0) -# define ZPL_CONST __attribute__((__const__)) + LIBRG_HAS_ATTRIBUTE(const) || \ + LIBRG_GCC_VERSION_CHECK(2,5,0) || \ + LIBRG_INTEL_VERSION_CHECK(13,0,0) || \ + LIBRG_SUNPRO_VERSION_CHECK(5,11,0) || \ + LIBRG_ARM_VERSION_CHECK(4,1,0) || \ + LIBRG_IBM_VERSION_CHECK(10,1,0) || \ + LIBRG_TI_VERSION_CHECK(15,12,0) || \ + (LIBRG_TI_ARMCL_VERSION_CHECK(4,8,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + LIBRG_TI_ARMCL_VERSION_CHECK(5,2,0) || \ + (LIBRG_TI_CL2000_VERSION_CHECK(6,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + LIBRG_TI_CL2000_VERSION_CHECK(6,4,0) || \ + (LIBRG_TI_CL430_VERSION_CHECK(4,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + LIBRG_TI_CL430_VERSION_CHECK(4,3,0) || \ + (LIBRG_TI_CL6X_VERSION_CHECK(7,2,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + LIBRG_TI_CL6X_VERSION_CHECK(7,5,0) || \ + LIBRG_TI_CL7X_VERSION_CHECK(1,2,0) || \ + LIBRG_TI_CLPRU_VERSION_CHECK(2,1,0) || \ + LIBRG_PGI_VERSION_CHECK(17,10,0) +# define LIBRG_CONST __attribute__((__const__)) #elif \ - ZPL_SUNPRO_VERSION_CHECK(5,10,0) -# define ZPL_CONST _Pragma("no_side_effect") + LIBRG_SUNPRO_VERSION_CHECK(5,10,0) +# define LIBRG_CONST _Pragma("no_side_effect") #else -# define ZPL_CONST ZPL_PURE +# define LIBRG_CONST LIBRG_PURE #endif -#if defined(ZPL_RESTRICT) -# undef ZPL_RESTRICT +#if defined(LIBRG_RESTRICT) +# undef LIBRG_RESTRICT #endif #if defined(__STDC_VERSION__) && (__STDC_VERSION__ >= 199901L) && !defined(__cplusplus) -# define ZPL_RESTRICT restrict +# define LIBRG_RESTRICT restrict #elif \ - ZPL_GCC_VERSION_CHECK(3,1,0) || \ - ZPL_MSVC_VERSION_CHECK(14,0,0) || \ - ZPL_INTEL_VERSION_CHECK(13,0,0) || \ - ZPL_ARM_VERSION_CHECK(4,1,0) || \ - ZPL_IBM_VERSION_CHECK(10,1,0) || \ - ZPL_PGI_VERSION_CHECK(17,10,0) || \ - ZPL_TI_CL430_VERSION_CHECK(4,3,0) || \ - ZPL_TI_CL2000_VERSION_CHECK(6,2,4) || \ - ZPL_TI_CL6X_VERSION_CHECK(8,1,0) || \ - ZPL_TI_CL7X_VERSION_CHECK(1,2,0) || \ - (ZPL_SUNPRO_VERSION_CHECK(5,14,0) && defined(__cplusplus)) || \ - ZPL_IAR_VERSION_CHECK(8,0,0) || \ + LIBRG_GCC_VERSION_CHECK(3,1,0) || \ + LIBRG_MSVC_VERSION_CHECK(14,0,0) || \ + LIBRG_INTEL_VERSION_CHECK(13,0,0) || \ + LIBRG_ARM_VERSION_CHECK(4,1,0) || \ + LIBRG_IBM_VERSION_CHECK(10,1,0) || \ + LIBRG_PGI_VERSION_CHECK(17,10,0) || \ + LIBRG_TI_CL430_VERSION_CHECK(4,3,0) || \ + LIBRG_TI_CL2000_VERSION_CHECK(6,2,4) || \ + LIBRG_TI_CL6X_VERSION_CHECK(8,1,0) || \ + LIBRG_TI_CL7X_VERSION_CHECK(1,2,0) || \ + (LIBRG_SUNPRO_VERSION_CHECK(5,14,0) && defined(__cplusplus)) || \ + LIBRG_IAR_VERSION_CHECK(8,0,0) || \ defined(__clang__) -# define ZPL_RESTRICT __restrict -#elif ZPL_SUNPRO_VERSION_CHECK(5,3,0) && !defined(__cplusplus) -# define ZPL_RESTRICT _Restrict +# define LIBRG_RESTRICT __restrict +#elif LIBRG_SUNPRO_VERSION_CHECK(5,3,0) && !defined(__cplusplus) +# define LIBRG_RESTRICT _Restrict #else -# define ZPL_RESTRICT +# define LIBRG_RESTRICT #endif -#if defined(ZPL_INLINE) -# undef ZPL_INLINE +#if defined(LIBRG_INLINE) +# undef LIBRG_INLINE #endif #if \ (defined(__STDC_VERSION__) && (__STDC_VERSION__ >= 199901L)) || \ (defined(__cplusplus) && (__cplusplus >= 199711L)) -# define ZPL_INLINE inline +# define LIBRG_INLINE inline #elif \ - defined(ZPL_GCC_VERSION) || \ - ZPL_ARM_VERSION_CHECK(6,2,0) -# define ZPL_INLINE __inline__ + defined(LIBRG_GCC_VERSION) || \ + LIBRG_ARM_VERSION_CHECK(6,2,0) +# define LIBRG_INLINE __inline__ #elif \ - ZPL_MSVC_VERSION_CHECK(12,0,0) || \ - ZPL_ARM_VERSION_CHECK(4,1,0) || \ - ZPL_TI_ARMCL_VERSION_CHECK(5,1,0) || \ - ZPL_TI_CL430_VERSION_CHECK(3,1,0) || \ - ZPL_TI_CL2000_VERSION_CHECK(6,2,0) || \ - ZPL_TI_CL6X_VERSION_CHECK(8,0,0) || \ - ZPL_TI_CL7X_VERSION_CHECK(1,2,0) || \ - ZPL_TI_CLPRU_VERSION_CHECK(2,1,0) -# define ZPL_INLINE __inline + LIBRG_MSVC_VERSION_CHECK(12,0,0) || \ + LIBRG_ARM_VERSION_CHECK(4,1,0) || \ + LIBRG_TI_ARMCL_VERSION_CHECK(5,1,0) || \ + LIBRG_TI_CL430_VERSION_CHECK(3,1,0) || \ + LIBRG_TI_CL2000_VERSION_CHECK(6,2,0) || \ + LIBRG_TI_CL6X_VERSION_CHECK(8,0,0) || \ + LIBRG_TI_CL7X_VERSION_CHECK(1,2,0) || \ + LIBRG_TI_CLPRU_VERSION_CHECK(2,1,0) +# define LIBRG_INLINE __inline #else -# define ZPL_INLINE +# define LIBRG_INLINE #endif -#if defined(ZPL_ALWAYS_INLINE) -# undef ZPL_ALWAYS_INLINE +#if defined(LIBRG_ALWAYS_INLINE) +# undef LIBRG_ALWAYS_INLINE #endif #if \ - ZPL_HAS_ATTRIBUTE(always_inline) || \ - ZPL_GCC_VERSION_CHECK(4,0,0) || \ - ZPL_INTEL_VERSION_CHECK(13,0,0) || \ - ZPL_SUNPRO_VERSION_CHECK(5,11,0) || \ - ZPL_ARM_VERSION_CHECK(4,1,0) || \ - ZPL_IBM_VERSION_CHECK(10,1,0) || \ - ZPL_TI_VERSION_CHECK(15,12,0) || \ - (ZPL_TI_ARMCL_VERSION_CHECK(4,8,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ - ZPL_TI_ARMCL_VERSION_CHECK(5,2,0) || \ - (ZPL_TI_CL2000_VERSION_CHECK(6,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ - ZPL_TI_CL2000_VERSION_CHECK(6,4,0) || \ - (ZPL_TI_CL430_VERSION_CHECK(4,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ - ZPL_TI_CL430_VERSION_CHECK(4,3,0) || \ - (ZPL_TI_CL6X_VERSION_CHECK(7,2,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ - ZPL_TI_CL6X_VERSION_CHECK(7,5,0) || \ - ZPL_TI_CL7X_VERSION_CHECK(1,2,0) || \ - ZPL_TI_CLPRU_VERSION_CHECK(2,1,0) -# define ZPL_ALWAYS_INLINE __attribute__((__always_inline__)) ZPL_INLINE -#elif ZPL_MSVC_VERSION_CHECK(12,0,0) -# define ZPL_ALWAYS_INLINE __forceinline + LIBRG_HAS_ATTRIBUTE(always_inline) || \ + LIBRG_GCC_VERSION_CHECK(4,0,0) || \ + LIBRG_INTEL_VERSION_CHECK(13,0,0) || \ + LIBRG_SUNPRO_VERSION_CHECK(5,11,0) || \ + LIBRG_ARM_VERSION_CHECK(4,1,0) || \ + LIBRG_IBM_VERSION_CHECK(10,1,0) || \ + LIBRG_TI_VERSION_CHECK(15,12,0) || \ + (LIBRG_TI_ARMCL_VERSION_CHECK(4,8,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + LIBRG_TI_ARMCL_VERSION_CHECK(5,2,0) || \ + (LIBRG_TI_CL2000_VERSION_CHECK(6,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + LIBRG_TI_CL2000_VERSION_CHECK(6,4,0) || \ + (LIBRG_TI_CL430_VERSION_CHECK(4,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + LIBRG_TI_CL430_VERSION_CHECK(4,3,0) || \ + (LIBRG_TI_CL6X_VERSION_CHECK(7,2,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + LIBRG_TI_CL6X_VERSION_CHECK(7,5,0) || \ + LIBRG_TI_CL7X_VERSION_CHECK(1,2,0) || \ + LIBRG_TI_CLPRU_VERSION_CHECK(2,1,0) +# define LIBRG_ALWAYS_INLINE __attribute__((__always_inline__)) LIBRG_INLINE +#elif LIBRG_MSVC_VERSION_CHECK(12,0,0) +# define LIBRG_ALWAYS_INLINE __forceinline #elif defined(__cplusplus) && \ ( \ - ZPL_TI_ARMCL_VERSION_CHECK(5,2,0) || \ - ZPL_TI_CL430_VERSION_CHECK(4,3,0) || \ - ZPL_TI_CL2000_VERSION_CHECK(6,4,0) || \ - ZPL_TI_CL6X_VERSION_CHECK(6,1,0) || \ - ZPL_TI_CL7X_VERSION_CHECK(1,2,0) || \ - ZPL_TI_CLPRU_VERSION_CHECK(2,1,0) \ + LIBRG_TI_ARMCL_VERSION_CHECK(5,2,0) || \ + LIBRG_TI_CL430_VERSION_CHECK(4,3,0) || \ + LIBRG_TI_CL2000_VERSION_CHECK(6,4,0) || \ + LIBRG_TI_CL6X_VERSION_CHECK(6,1,0) || \ + LIBRG_TI_CL7X_VERSION_CHECK(1,2,0) || \ + LIBRG_TI_CLPRU_VERSION_CHECK(2,1,0) \ ) -# define ZPL_ALWAYS_INLINE _Pragma("FUNC_ALWAYS_INLINE;") -#elif ZPL_IAR_VERSION_CHECK(8,0,0) -# define ZPL_ALWAYS_INLINE _Pragma("inline=forced") +# define LIBRG_ALWAYS_INLINE _Pragma("FUNC_ALWAYS_INLINE;") +#elif LIBRG_IAR_VERSION_CHECK(8,0,0) +# define LIBRG_ALWAYS_INLINE _Pragma("inline=forced") #else -# define ZPL_ALWAYS_INLINE ZPL_INLINE +# define LIBRG_ALWAYS_INLINE LIBRG_INLINE #endif -#if defined(ZPL_NEVER_INLINE) -# undef ZPL_NEVER_INLINE +#if defined(LIBRG_NEVER_INLINE) +# undef LIBRG_NEVER_INLINE #endif #if \ - ZPL_HAS_ATTRIBUTE(noinline) || \ - ZPL_GCC_VERSION_CHECK(4,0,0) || \ - ZPL_INTEL_VERSION_CHECK(13,0,0) || \ - ZPL_SUNPRO_VERSION_CHECK(5,11,0) || \ - ZPL_ARM_VERSION_CHECK(4,1,0) || \ - ZPL_IBM_VERSION_CHECK(10,1,0) || \ - ZPL_TI_VERSION_CHECK(15,12,0) || \ - (ZPL_TI_ARMCL_VERSION_CHECK(4,8,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ - ZPL_TI_ARMCL_VERSION_CHECK(5,2,0) || \ - (ZPL_TI_CL2000_VERSION_CHECK(6,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ - ZPL_TI_CL2000_VERSION_CHECK(6,4,0) || \ - (ZPL_TI_CL430_VERSION_CHECK(4,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ - ZPL_TI_CL430_VERSION_CHECK(4,3,0) || \ - (ZPL_TI_CL6X_VERSION_CHECK(7,2,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ - ZPL_TI_CL6X_VERSION_CHECK(7,5,0) || \ - ZPL_TI_CL7X_VERSION_CHECK(1,2,0) || \ - ZPL_TI_CLPRU_VERSION_CHECK(2,1,0) -# define ZPL_NEVER_INLINE __attribute__((__noinline__)) -#elif ZPL_MSVC_VERSION_CHECK(13,10,0) -# define ZPL_NEVER_INLINE __declspec(noinline) -#elif ZPL_PGI_VERSION_CHECK(10,2,0) -# define ZPL_NEVER_INLINE _Pragma("noinline") -#elif ZPL_TI_CL6X_VERSION_CHECK(6,0,0) && defined(__cplusplus) -# define ZPL_NEVER_INLINE _Pragma("FUNC_CANNOT_INLINE;") -#elif ZPL_IAR_VERSION_CHECK(8,0,0) -# define ZPL_NEVER_INLINE _Pragma("inline=never") -#elif ZPL_COMPCERT_VERSION_CHECK(3,2,0) -# define ZPL_NEVER_INLINE __attribute((noinline)) -#elif ZPL_PELLES_VERSION_CHECK(9,0,0) -# define ZPL_NEVER_INLINE __declspec(noinline) + LIBRG_HAS_ATTRIBUTE(noinline) || \ + LIBRG_GCC_VERSION_CHECK(4,0,0) || \ + LIBRG_INTEL_VERSION_CHECK(13,0,0) || \ + LIBRG_SUNPRO_VERSION_CHECK(5,11,0) || \ + LIBRG_ARM_VERSION_CHECK(4,1,0) || \ + LIBRG_IBM_VERSION_CHECK(10,1,0) || \ + LIBRG_TI_VERSION_CHECK(15,12,0) || \ + (LIBRG_TI_ARMCL_VERSION_CHECK(4,8,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + LIBRG_TI_ARMCL_VERSION_CHECK(5,2,0) || \ + (LIBRG_TI_CL2000_VERSION_CHECK(6,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + LIBRG_TI_CL2000_VERSION_CHECK(6,4,0) || \ + (LIBRG_TI_CL430_VERSION_CHECK(4,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + LIBRG_TI_CL430_VERSION_CHECK(4,3,0) || \ + (LIBRG_TI_CL6X_VERSION_CHECK(7,2,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + LIBRG_TI_CL6X_VERSION_CHECK(7,5,0) || \ + LIBRG_TI_CL7X_VERSION_CHECK(1,2,0) || \ + LIBRG_TI_CLPRU_VERSION_CHECK(2,1,0) +# define LIBRG_NEVER_INLINE __attribute__((__noinline__)) +#elif LIBRG_MSVC_VERSION_CHECK(13,10,0) +# define LIBRG_NEVER_INLINE __declspec(noinline) +#elif LIBRG_PGI_VERSION_CHECK(10,2,0) +# define LIBRG_NEVER_INLINE _Pragma("noinline") +#elif LIBRG_TI_CL6X_VERSION_CHECK(6,0,0) && defined(__cplusplus) +# define LIBRG_NEVER_INLINE _Pragma("FUNC_CANNOT_INLINE;") +#elif LIBRG_IAR_VERSION_CHECK(8,0,0) +# define LIBRG_NEVER_INLINE _Pragma("inline=never") +#elif LIBRG_COMPCERT_VERSION_CHECK(3,2,0) +# define LIBRG_NEVER_INLINE __attribute((noinline)) +#elif LIBRG_PELLES_VERSION_CHECK(9,0,0) +# define LIBRG_NEVER_INLINE __declspec(noinline) #else -# define ZPL_NEVER_INLINE +# define LIBRG_NEVER_INLINE #endif -#if defined(ZPL_PRIVATE) -# undef ZPL_PRIVATE +#if defined(LIBRG_PRIVATE) +# undef LIBRG_PRIVATE #endif -#if defined(ZPL_PUBLIC) -# undef ZPL_PUBLIC +#if defined(LIBRG_PUBLIC) +# undef LIBRG_PUBLIC #endif -#if defined(ZPL_IMPORT) -# undef ZPL_IMPORT +#if defined(LIBRG_IMPORT) +# undef LIBRG_IMPORT #endif #if defined(_WIN32) || defined(__CYGWIN__) -# define ZPL_PRIVATE -# define ZPL_PUBLIC __declspec(dllexport) -# define ZPL_IMPORT __declspec(dllimport) +# define LIBRG_PRIVATE +# define LIBRG_PUBLIC __declspec(dllexport) +# define LIBRG_IMPORT __declspec(dllimport) #else # if \ - ZPL_HAS_ATTRIBUTE(visibility) || \ - ZPL_GCC_VERSION_CHECK(3,3,0) || \ - ZPL_SUNPRO_VERSION_CHECK(5,11,0) || \ - ZPL_INTEL_VERSION_CHECK(13,0,0) || \ - ZPL_ARM_VERSION_CHECK(4,1,0) || \ - ZPL_IBM_VERSION_CHECK(13,1,0) || \ + LIBRG_HAS_ATTRIBUTE(visibility) || \ + LIBRG_GCC_VERSION_CHECK(3,3,0) || \ + LIBRG_SUNPRO_VERSION_CHECK(5,11,0) || \ + LIBRG_INTEL_VERSION_CHECK(13,0,0) || \ + LIBRG_ARM_VERSION_CHECK(4,1,0) || \ + LIBRG_IBM_VERSION_CHECK(13,1,0) || \ ( \ defined(__TI_EABI__) && \ ( \ - (ZPL_TI_CL6X_VERSION_CHECK(7,2,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ - ZPL_TI_CL6X_VERSION_CHECK(7,5,0) \ + (LIBRG_TI_CL6X_VERSION_CHECK(7,2,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + LIBRG_TI_CL6X_VERSION_CHECK(7,5,0) \ ) \ ) -# define ZPL_PRIVATE __attribute__((__visibility__("hidden"))) -# define ZPL_PUBLIC __attribute__((__visibility__("default"))) +# define LIBRG_PRIVATE __attribute__((__visibility__("hidden"))) +# define LIBRG_PUBLIC __attribute__((__visibility__("default"))) # else -# define ZPL_PRIVATE -# define ZPL_PUBLIC +# define LIBRG_PRIVATE +# define LIBRG_PUBLIC # endif -# define ZPL_IMPORT extern +# define LIBRG_IMPORT extern #endif -#if defined(ZPL_NO_THROW) -# undef ZPL_NO_THROW +#if defined(LIBRG_NO_THROW) +# undef LIBRG_NO_THROW #endif #if \ - ZPL_HAS_ATTRIBUTE(nothrow) || \ - ZPL_GCC_VERSION_CHECK(3,3,0) || \ - ZPL_INTEL_VERSION_CHECK(13,0,0) -# define ZPL_NO_THROW __attribute__((__nothrow__)) + LIBRG_HAS_ATTRIBUTE(nothrow) || \ + LIBRG_GCC_VERSION_CHECK(3,3,0) || \ + LIBRG_INTEL_VERSION_CHECK(13,0,0) +# define LIBRG_NO_THROW __attribute__((__nothrow__)) #elif \ - ZPL_MSVC_VERSION_CHECK(13,1,0) || \ - ZPL_ARM_VERSION_CHECK(4,1,0) -# define ZPL_NO_THROW __declspec(nothrow) + LIBRG_MSVC_VERSION_CHECK(13,1,0) || \ + LIBRG_ARM_VERSION_CHECK(4,1,0) +# define LIBRG_NO_THROW __declspec(nothrow) #else -# define ZPL_NO_THROW +# define LIBRG_NO_THROW #endif -#if defined(ZPL_FALL_THROUGH) -# undef ZPL_FALL_THROUGH -#endif -#if ZPL_GNUC_HAS_ATTRIBUTE(fallthrough,7,0,0) && !defined(ZPL_PGI_VERSION) -# define ZPL_FALL_THROUGH __attribute__((__fallthrough__)) -#elif ZPL_HAS_CPP_ATTRIBUTE_NS(clang,fallthrough) -# define ZPL_FALL_THROUGH ZPL_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_([[clang::fallthrough]]) -#elif ZPL_HAS_CPP_ATTRIBUTE(fallthrough) -# define ZPL_FALL_THROUGH ZPL_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_([[fallthrough]]) -#elif defined(__fallthrough) /* SAL */ -# define ZPL_FALL_THROUGH __fallthrough -#else -# define ZPL_FALL_THROUGH -#endif - -#if defined(ZPL_RETURNS_NON_NULL) -# undef ZPL_RETURNS_NON_NULL +#if defined(LIBRG_FALL_THROUGH) +# undef LIBRG_FALL_THROUGH #endif #if \ - ZPL_HAS_ATTRIBUTE(returns_nonnull) || \ - ZPL_GCC_VERSION_CHECK(4,9,0) -# define ZPL_RETURNS_NON_NULL __attribute__((__returns_nonnull__)) -#elif defined(_Ret_notnull_) /* SAL */ -# define ZPL_RETURNS_NON_NULL _Ret_notnull_ + LIBRG_HAS_ATTRIBUTE(fallthrough) || \ + LIBRG_GCC_VERSION_CHECK(7,0,0) +# define LIBRG_FALL_THROUGH __attribute__((__fallthrough__)) +#elif LIBRG_HAS_CPP_ATTRIBUTE_NS(clang,fallthrough) +# define LIBRG_FALL_THROUGH LIBRG_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_([[clang::fallthrough]]) +#elif LIBRG_HAS_CPP_ATTRIBUTE(fallthrough) +# define LIBRG_FALL_THROUGH LIBRG_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_([[fallthrough]]) +#elif defined(__fallthrough) /* SAL */ +# define LIBRG_FALL_THROUGH __fallthrough #else -# define ZPL_RETURNS_NON_NULL +# define LIBRG_FALL_THROUGH #endif -#if defined(ZPL_ARRAY_PARAM) -# undef ZPL_ARRAY_PARAM +#if defined(LIBRG_RETURNS_NON_NULL) +# undef LIBRG_RETURNS_NON_NULL +#endif +#if \ + LIBRG_HAS_ATTRIBUTE(returns_nonnull) || \ + LIBRG_GCC_VERSION_CHECK(4,9,0) +# define LIBRG_RETURNS_NON_NULL __attribute__((__returns_nonnull__)) +#elif defined(_Ret_notnull_) /* SAL */ +# define LIBRG_RETURNS_NON_NULL _Ret_notnull_ +#else +# define LIBRG_RETURNS_NON_NULL +#endif + +#if defined(LIBRG_ARRAY_PARAM) +# undef LIBRG_ARRAY_PARAM #endif #if \ defined(__STDC_VERSION__) && (__STDC_VERSION__ >= 199901L) && \ !defined(__STDC_NO_VLA__) && \ !defined(__cplusplus) && \ - !defined(ZPL_PGI_VERSION) && \ - !defined(ZPL_TINYC_VERSION) -# define ZPL_ARRAY_PARAM(name) (name) + !defined(LIBRG_PGI_VERSION) && \ + !defined(LIBRG_TINYC_VERSION) +# define LIBRG_ARRAY_PARAM(name) (name) #else -# define ZPL_ARRAY_PARAM(name) +# define LIBRG_ARRAY_PARAM(name) #endif -#if defined(ZPL_IS_CONSTANT) -# undef ZPL_IS_CONSTANT +#if defined(LIBRG_IS_CONSTANT) +# undef LIBRG_IS_CONSTANT #endif -#if defined(ZPL_REQUIRE_CONSTEXPR) -# undef ZPL_REQUIRE_CONSTEXPR +#if defined(LIBRG_REQUIRE_CONSTEXPR) +# undef LIBRG_REQUIRE_CONSTEXPR #endif -/* ZPL_IS_CONSTEXPR_ is for - ZPL INTERNAL USE ONLY. API subject to change without notice. */ -#if defined(ZPL_IS_CONSTEXPR_) -# undef ZPL_IS_CONSTEXPR_ +/* LIBRG_IS_CONSTEXPR_ is for + LIBRG INTERNAL USE ONLY. API subject to change without notice. */ +#if defined(LIBRG_IS_CONSTEXPR_) +# undef LIBRG_IS_CONSTEXPR_ #endif #if \ - ZPL_HAS_BUILTIN(__builtin_constant_p) || \ - ZPL_GCC_VERSION_CHECK(3,4,0) || \ - ZPL_INTEL_VERSION_CHECK(13,0,0) || \ - ZPL_TINYC_VERSION_CHECK(0,9,19) || \ - ZPL_ARM_VERSION_CHECK(4,1,0) || \ - ZPL_IBM_VERSION_CHECK(13,1,0) || \ - ZPL_TI_CL6X_VERSION_CHECK(6,1,0) || \ - (ZPL_SUNPRO_VERSION_CHECK(5,10,0) && !defined(__cplusplus)) || \ - ZPL_CRAY_VERSION_CHECK(8,1,0) -# define ZPL_IS_CONSTANT(expr) __builtin_constant_p(expr) + LIBRG_HAS_BUILTIN(__builtin_constant_p) || \ + LIBRG_GCC_VERSION_CHECK(3,4,0) || \ + LIBRG_INTEL_VERSION_CHECK(13,0,0) || \ + LIBRG_TINYC_VERSION_CHECK(0,9,19) || \ + LIBRG_ARM_VERSION_CHECK(4,1,0) || \ + LIBRG_IBM_VERSION_CHECK(13,1,0) || \ + LIBRG_TI_CL6X_VERSION_CHECK(6,1,0) || \ + (LIBRG_SUNPRO_VERSION_CHECK(5,10,0) && !defined(__cplusplus)) || \ + LIBRG_CRAY_VERSION_CHECK(8,1,0) +# define LIBRG_IS_CONSTANT(expr) __builtin_constant_p(expr) #endif #if !defined(__cplusplus) # if \ - ZPL_HAS_BUILTIN(__builtin_types_compatible_p) || \ - ZPL_GCC_VERSION_CHECK(3,4,0) || \ - ZPL_INTEL_VERSION_CHECK(13,0,0) || \ - ZPL_IBM_VERSION_CHECK(13,1,0) || \ - ZPL_CRAY_VERSION_CHECK(8,1,0) || \ - ZPL_ARM_VERSION_CHECK(5,4,0) || \ - ZPL_TINYC_VERSION_CHECK(0,9,24) + LIBRG_HAS_BUILTIN(__builtin_types_compatible_p) || \ + LIBRG_GCC_VERSION_CHECK(3,4,0) || \ + LIBRG_INTEL_VERSION_CHECK(13,0,0) || \ + LIBRG_IBM_VERSION_CHECK(13,1,0) || \ + LIBRG_CRAY_VERSION_CHECK(8,1,0) || \ + LIBRG_ARM_VERSION_CHECK(5,4,0) || \ + LIBRG_TINYC_VERSION_CHECK(0,9,24) # if defined(__INTPTR_TYPE__) -# define ZPL_IS_CONSTEXPR_(expr) __builtin_types_compatible_p(__typeof__((1 ? (void*) ((__INTPTR_TYPE__) ((expr) * 0)) : (int*) 0)), int*) +# define LIBRG_IS_CONSTEXPR_(expr) __builtin_types_compatible_p(__typeof__((1 ? (void*) ((__INTPTR_TYPE__) ((expr) * 0)) : (int*) 0)), int*) # else # include -# define ZPL_IS_CONSTEXPR_(expr) __builtin_types_compatible_p(__typeof__((1 ? (void*) ((intptr_t) ((expr) * 0)) : (int*) 0)), int*) +# define LIBRG_IS_CONSTEXPR_(expr) __builtin_types_compatible_p(__typeof__((1 ? (void*) ((intptr_t) ((expr) * 0)) : (int*) 0)), int*) # endif # elif \ ( \ defined(__STDC_VERSION__) && (__STDC_VERSION__ >= 201112L) && \ - !defined(ZPL_SUNPRO_VERSION) && \ - !defined(ZPL_PGI_VERSION) && \ - !defined(ZPL_IAR_VERSION)) || \ - ZPL_HAS_EXTENSION(c_generic_selections) || \ - ZPL_GCC_VERSION_CHECK(4,9,0) || \ - ZPL_INTEL_VERSION_CHECK(17,0,0) || \ - ZPL_IBM_VERSION_CHECK(12,1,0) || \ - ZPL_ARM_VERSION_CHECK(5,3,0) + !defined(LIBRG_SUNPRO_VERSION) && \ + !defined(LIBRG_PGI_VERSION) && \ + !defined(LIBRG_IAR_VERSION)) || \ + LIBRG_HAS_EXTENSION(c_generic_selections) || \ + LIBRG_GCC_VERSION_CHECK(4,9,0) || \ + LIBRG_INTEL_VERSION_CHECK(17,0,0) || \ + LIBRG_IBM_VERSION_CHECK(12,1,0) || \ + LIBRG_ARM_VERSION_CHECK(5,3,0) # if defined(__INTPTR_TYPE__) -# define ZPL_IS_CONSTEXPR_(expr) _Generic((1 ? (void*) ((__INTPTR_TYPE__) ((expr) * 0)) : (int*) 0), int*: 1, void*: 0) +# define LIBRG_IS_CONSTEXPR_(expr) _Generic((1 ? (void*) ((__INTPTR_TYPE__) ((expr) * 0)) : (int*) 0), int*: 1, void*: 0) # else # include -# define ZPL_IS_CONSTEXPR_(expr) _Generic((1 ? (void*) ((intptr_t) * 0) : (int*) 0), int*: 1, void*: 0) +# define LIBRG_IS_CONSTEXPR_(expr) _Generic((1 ? (void*) ((intptr_t) * 0) : (int*) 0), int*: 1, void*: 0) # endif # elif \ - defined(ZPL_GCC_VERSION) || \ - defined(ZPL_INTEL_VERSION) || \ - defined(ZPL_TINYC_VERSION) || \ - defined(ZPL_TI_ARMCL_VERSION) || \ - ZPL_TI_CL430_VERSION_CHECK(18,12,0) || \ - defined(ZPL_TI_CL2000_VERSION) || \ - defined(ZPL_TI_CL6X_VERSION) || \ - defined(ZPL_TI_CL7X_VERSION) || \ - defined(ZPL_TI_CLPRU_VERSION) || \ + defined(LIBRG_GCC_VERSION) || \ + defined(LIBRG_INTEL_VERSION) || \ + defined(LIBRG_TINYC_VERSION) || \ + defined(LIBRG_TI_ARMCL_VERSION) || \ + LIBRG_TI_CL430_VERSION_CHECK(18,12,0) || \ + defined(LIBRG_TI_CL2000_VERSION) || \ + defined(LIBRG_TI_CL6X_VERSION) || \ + defined(LIBRG_TI_CL7X_VERSION) || \ + defined(LIBRG_TI_CLPRU_VERSION) || \ defined(__clang__) -# define ZPL_IS_CONSTEXPR_(expr) ( \ +# define LIBRG_IS_CONSTEXPR_(expr) ( \ sizeof(void) != \ sizeof(*( \ 1 ? \ @@ -1988,5072 +1850,8102 @@ ZPL_DIAGNOSTIC_POP ) # endif #endif -#if defined(ZPL_IS_CONSTEXPR_) -# if !defined(ZPL_IS_CONSTANT) -# define ZPL_IS_CONSTANT(expr) ZPL_IS_CONSTEXPR_(expr) +#if defined(LIBRG_IS_CONSTEXPR_) +# if !defined(LIBRG_IS_CONSTANT) +# define LIBRG_IS_CONSTANT(expr) LIBRG_IS_CONSTEXPR_(expr) # endif -# define ZPL_REQUIRE_CONSTEXPR(expr) (ZPL_IS_CONSTEXPR_(expr) ? (expr) : (-1)) +# define LIBRG_REQUIRE_CONSTEXPR(expr) (LIBRG_IS_CONSTEXPR_(expr) ? (expr) : (-1)) #else -# if !defined(ZPL_IS_CONSTANT) -# define ZPL_IS_CONSTANT(expr) (0) +# if !defined(LIBRG_IS_CONSTANT) +# define LIBRG_IS_CONSTANT(expr) (0) # endif -# define ZPL_REQUIRE_CONSTEXPR(expr) (expr) +# define LIBRG_REQUIRE_CONSTEXPR(expr) (expr) #endif -#if defined(ZPL_BEGIN_C_DECLS) -# undef ZPL_BEGIN_C_DECLS +#if defined(LIBRG_BEGIN_C_DECLS) +# undef LIBRG_BEGIN_C_DECLS #endif -#if defined(ZPL_END_C_DECLS) -# undef ZPL_END_C_DECLS +#if defined(LIBRG_END_C_DECLS) +# undef LIBRG_END_C_DECLS #endif -#if defined(ZPL_C_DECL) -# undef ZPL_C_DECL +#if defined(LIBRG_C_DECL) +# undef LIBRG_C_DECL #endif #if defined(__cplusplus) -# define ZPL_BEGIN_C_DECLS extern "C" { -# define ZPL_END_C_DECLS } -# define ZPL_C_DECL extern "C" +# define LIBRG_BEGIN_C_DECLS extern "C" { +# define LIBRG_END_C_DECLS } +# define LIBRG_C_DECL extern "C" #else -# define ZPL_BEGIN_C_DECLS -# define ZPL_END_C_DECLS -# define ZPL_C_DECL +# define LIBRG_BEGIN_C_DECLS +# define LIBRG_END_C_DECLS +# define LIBRG_C_DECL #endif -#if defined(ZPL_STATIC_ASSERT) -# undef ZPL_STATIC_ASSERT +#if defined(LIBRG_STATIC_ASSERT) +# undef LIBRG_STATIC_ASSERT #endif #if \ !defined(__cplusplus) && ( \ (defined(__STDC_VERSION__) && (__STDC_VERSION__ >= 201112L)) || \ - ZPL_HAS_FEATURE(c_static_assert) || \ - ZPL_GCC_VERSION_CHECK(6,0,0) || \ - ZPL_INTEL_VERSION_CHECK(13,0,0) || \ + LIBRG_HAS_FEATURE(c_static_assert) || \ + LIBRG_GCC_VERSION_CHECK(6,0,0) || \ + LIBRG_INTEL_VERSION_CHECK(13,0,0) || \ defined(_Static_assert) \ ) -# define ZPL_STATIC_ASSERT(expr, message) _Static_assert(expr, message) +# define LIBRG_STATIC_ASSERT(expr, message) _Static_assert(expr, message) #elif \ (defined(__cplusplus) && (__cplusplus >= 201103L)) || \ - ZPL_MSVC_VERSION_CHECK(16,0,0) -# define ZPL_STATIC_ASSERT(expr, message) ZPL_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_(static_assert(expr, message)) + LIBRG_MSVC_VERSION_CHECK(16,0,0) +# define LIBRG_STATIC_ASSERT(expr, message) LIBRG_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_(static_assert(expr, message)) #else - #define ZPL_STATIC_ASSERT3(cond, msg) typedef char static_assertion_##msg[(!!(cond)) * 2 - 1] - #define ZPL_STATIC_ASSERT2(cond, line) ZPL_STATIC_ASSERT3(cond, static_assertion_at_line_##line) - #define ZPL_STATIC_ASSERT1(cond, line) ZPL_STATIC_ASSERT2(cond, line) - #define ZPL_STATIC_ASSERT(cond, unused) ZPL_STATIC_ASSERT1(cond, __LINE__) +# define LIBRG_STATIC_ASSERT(expr, message) #endif -#if defined(ZPL_NULL) -# undef ZPL_NULL +#if defined(LIBRG_NULL) +# undef LIBRG_NULL #endif #if defined(__cplusplus) # if __cplusplus >= 201103L -# define ZPL_NULL ZPL_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_(nullptr) +# define LIBRG_NULL LIBRG_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_(nullptr) # elif defined(NULL) -# define ZPL_NULL NULL +# define LIBRG_NULL NULL # else -# define ZPL_NULL ZPL_STATIC_CAST(void*, 0) +# define LIBRG_NULL LIBRG_STATIC_CAST(void*, 0) # endif #elif defined(NULL) -# define ZPL_NULL NULL +# define LIBRG_NULL NULL #else -# define ZPL_NULL ((void*) 0) +# define LIBRG_NULL ((void*) 0) #endif -#if defined(ZPL_MESSAGE) -# undef ZPL_MESSAGE +#if defined(LIBRG_MESSAGE) +# undef LIBRG_MESSAGE #endif -#if ZPL_HAS_WARNING("-Wunknown-pragmas") -# define ZPL_MESSAGE(msg) \ - ZPL_DIAGNOSTIC_PUSH \ - ZPL_DIAGNOSTIC_DISABLE_UNKNOWN_PRAGMAS \ - ZPL_PRAGMA(message msg) \ - ZPL_DIAGNOSTIC_POP +#if LIBRG_HAS_WARNING("-Wunknown-pragmas") +# define LIBRG_MESSAGE(msg) \ + LIBRG_DIAGNOSTIC_PUSH \ + LIBRG_DIAGNOSTIC_DISABLE_UNKNOWN_PRAGMAS \ + LIBRG_PRAGMA(message msg) \ + LIBRG_DIAGNOSTIC_POP #elif \ - ZPL_GCC_VERSION_CHECK(4,4,0) || \ - ZPL_INTEL_VERSION_CHECK(13,0,0) -# define ZPL_MESSAGE(msg) ZPL_PRAGMA(message msg) -#elif ZPL_CRAY_VERSION_CHECK(5,0,0) -# define ZPL_MESSAGE(msg) ZPL_PRAGMA(_CRI message msg) -#elif ZPL_IAR_VERSION_CHECK(8,0,0) -# define ZPL_MESSAGE(msg) ZPL_PRAGMA(message(msg)) -#elif ZPL_PELLES_VERSION_CHECK(2,0,0) -# define ZPL_MESSAGE(msg) ZPL_PRAGMA(message(msg)) + LIBRG_GCC_VERSION_CHECK(4,4,0) || \ + LIBRG_INTEL_VERSION_CHECK(13,0,0) +# define LIBRG_MESSAGE(msg) LIBRG_PRAGMA(message msg) +#elif LIBRG_CRAY_VERSION_CHECK(5,0,0) +# define LIBRG_MESSAGE(msg) LIBRG_PRAGMA(_CRI message msg) +#elif LIBRG_IAR_VERSION_CHECK(8,0,0) +# define LIBRG_MESSAGE(msg) LIBRG_PRAGMA(message(msg)) +#elif LIBRG_PELLES_VERSION_CHECK(2,0,0) +# define LIBRG_MESSAGE(msg) LIBRG_PRAGMA(message(msg)) #else -# define ZPL_MESSAGE(msg) +# define LIBRG_MESSAGE(msg) #endif -#if defined(ZPL_WARNING) -# undef ZPL_WARNING +#if defined(LIBRG_WARNING) +# undef LIBRG_WARNING #endif -#if ZPL_HAS_WARNING("-Wunknown-pragmas") -# define ZPL_WARNING(msg) \ - ZPL_DIAGNOSTIC_PUSH \ - ZPL_DIAGNOSTIC_DISABLE_UNKNOWN_PRAGMAS \ - ZPL_PRAGMA(clang warning msg) \ - ZPL_DIAGNOSTIC_POP +#if LIBRG_HAS_WARNING("-Wunknown-pragmas") +# define LIBRG_WARNING(msg) \ + LIBRG_DIAGNOSTIC_PUSH \ + LIBRG_DIAGNOSTIC_DISABLE_UNKNOWN_PRAGMAS \ + LIBRG_PRAGMA(clang warning msg) \ + LIBRG_DIAGNOSTIC_POP #elif \ - ZPL_GCC_VERSION_CHECK(4,8,0) || \ - ZPL_PGI_VERSION_CHECK(18,4,0) || \ - ZPL_INTEL_VERSION_CHECK(13,0,0) -# define ZPL_WARNING(msg) ZPL_PRAGMA(GCC warning msg) -#elif ZPL_MSVC_VERSION_CHECK(15,0,0) -# define ZPL_WARNING(msg) ZPL_PRAGMA(message(msg)) + LIBRG_GCC_VERSION_CHECK(4,8,0) || \ + LIBRG_PGI_VERSION_CHECK(18,4,0) || \ + LIBRG_INTEL_VERSION_CHECK(13,0,0) +# define LIBRG_WARNING(msg) LIBRG_PRAGMA(GCC warning msg) +#elif LIBRG_MSVC_VERSION_CHECK(15,0,0) +# define LIBRG_WARNING(msg) LIBRG_PRAGMA(message(msg)) #else -# define ZPL_WARNING(msg) ZPL_MESSAGE(msg) +# define LIBRG_WARNING(msg) LIBRG_MESSAGE(msg) #endif -#if defined(ZPL_REQUIRE) -# undef ZPL_REQUIRE +#if defined(LIBRG_REQUIRE) +# undef LIBRG_REQUIRE #endif -#if defined(ZPL_REQUIRE_MSG) -# undef ZPL_REQUIRE_MSG +#if defined(LIBRG_REQUIRE_MSG) +# undef LIBRG_REQUIRE_MSG #endif -#if ZPL_HAS_ATTRIBUTE(diagnose_if) -# if ZPL_HAS_WARNING("-Wgcc-compat") -# define ZPL_REQUIRE(expr) \ - ZPL_DIAGNOSTIC_PUSH \ +#if LIBRG_HAS_ATTRIBUTE(diagnose_if) +# if LIBRG_HAS_WARNING("-Wgcc-compat") +# define LIBRG_REQUIRE(expr) \ + LIBRG_DIAGNOSTIC_PUSH \ _Pragma("clang diagnostic ignored \"-Wgcc-compat\"") \ __attribute__((diagnose_if(!(expr), #expr, "error"))) \ - ZPL_DIAGNOSTIC_POP -# define ZPL_REQUIRE_MSG(expr,msg) \ - ZPL_DIAGNOSTIC_PUSH \ + LIBRG_DIAGNOSTIC_POP +# define LIBRG_REQUIRE_MSG(expr,msg) \ + LIBRG_DIAGNOSTIC_PUSH \ _Pragma("clang diagnostic ignored \"-Wgcc-compat\"") \ __attribute__((diagnose_if(!(expr), msg, "error"))) \ - ZPL_DIAGNOSTIC_POP + LIBRG_DIAGNOSTIC_POP # else -# define ZPL_REQUIRE(expr) __attribute__((diagnose_if(!(expr), #expr, "error"))) -# define ZPL_REQUIRE_MSG(expr,msg) __attribute__((diagnose_if(!(expr), msg, "error"))) +# define LIBRG_REQUIRE(expr) __attribute__((diagnose_if(!(expr), #expr, "error"))) +# define LIBRG_REQUIRE_MSG(expr,msg) __attribute__((diagnose_if(!(expr), msg, "error"))) # endif #else -# define ZPL_REQUIRE(expr) -# define ZPL_REQUIRE_MSG(expr,msg) +# define LIBRG_REQUIRE(expr) +# define LIBRG_REQUIRE_MSG(expr,msg) #endif -#if defined(ZPL_FLAGS) -# undef ZPL_FLAGS +#if defined(LIBRG_FLAGS) +# undef LIBRG_FLAGS #endif -#if ZPL_HAS_ATTRIBUTE(flag_enum) -# define ZPL_FLAGS __attribute__((__flag_enum__)) +#if LIBRG_HAS_ATTRIBUTE(flag_enum) +# define LIBRG_FLAGS __attribute__((__flag_enum__)) #endif -#if defined(ZPL_FLAGS_CAST) -# undef ZPL_FLAGS_CAST +#if defined(LIBRG_FLAGS_CAST) +# undef LIBRG_FLAGS_CAST #endif -#if ZPL_INTEL_VERSION_CHECK(19,0,0) -# define ZPL_FLAGS_CAST(T, expr) (__extension__ ({ \ - ZPL_DIAGNOSTIC_PUSH \ +#if LIBRG_INTEL_VERSION_CHECK(19,0,0) +# define LIBRG_FLAGS_CAST(T, expr) (__extension__ ({ \ + LIBRG_DIAGNOSTIC_PUSH \ _Pragma("warning(disable:188)") \ ((T) (expr)); \ - ZPL_DIAGNOSTIC_POP \ + LIBRG_DIAGNOSTIC_POP \ })) #else -# define ZPL_FLAGS_CAST(T, expr) ZPL_STATIC_CAST(T, expr) +# define LIBRG_FLAGS_CAST(T, expr) LIBRG_STATIC_CAST(T, expr) #endif -#if defined(ZPL_EMPTY_BASES) -# undef ZPL_EMPTY_BASES +#if defined(LIBRG_EMPTY_BASES) +# undef LIBRG_EMPTY_BASES #endif -#if ZPL_MSVC_VERSION_CHECK(19,0,23918) && !ZPL_MSVC_VERSION_CHECK(20,0,0) -# define ZPL_EMPTY_BASES __declspec(empty_bases) +#if LIBRG_MSVC_VERSION_CHECK(19,0,23918) && !LIBRG_MSVC_VERSION_CHECK(20,0,0) +# define LIBRG_EMPTY_BASES __declspec(empty_bases) #else -# define ZPL_EMPTY_BASES +# define LIBRG_EMPTY_BASES #endif /* Remaining macros are deprecated. */ -#if defined(ZPL_GCC_NOT_CLANG_VERSION_CHECK) -# undef ZPL_GCC_NOT_CLANG_VERSION_CHECK +#if defined(LIBRG_GCC_NOT_CLANG_VERSION_CHECK) +# undef LIBRG_GCC_NOT_CLANG_VERSION_CHECK #endif #if defined(__clang__) -# define ZPL_GCC_NOT_CLANG_VERSION_CHECK(major,minor,patch) (0) +# define LIBRG_GCC_NOT_CLANG_VERSION_CHECK(major,minor,patch) (0) #else -# define ZPL_GCC_NOT_CLANG_VERSION_CHECK(major,minor,patch) ZPL_GCC_VERSION_CHECK(major,minor,patch) +# define LIBRG_GCC_NOT_CLANG_VERSION_CHECK(major,minor,patch) LIBRG_GCC_VERSION_CHECK(major,minor,patch) #endif -#if defined(ZPL_CLANG_HAS_ATTRIBUTE) -# undef ZPL_CLANG_HAS_ATTRIBUTE +#if defined(LIBRG_CLANG_HAS_ATTRIBUTE) +# undef LIBRG_CLANG_HAS_ATTRIBUTE #endif -#define ZPL_CLANG_HAS_ATTRIBUTE(attribute) ZPL_HAS_ATTRIBUTE(attribute) +#define LIBRG_CLANG_HAS_ATTRIBUTE(attribute) LIBRG_HAS_ATTRIBUTE(attribute) -#if defined(ZPL_CLANG_HAS_CPP_ATTRIBUTE) -# undef ZPL_CLANG_HAS_CPP_ATTRIBUTE +#if defined(LIBRG_CLANG_HAS_CPP_ATTRIBUTE) +# undef LIBRG_CLANG_HAS_CPP_ATTRIBUTE #endif -#define ZPL_CLANG_HAS_CPP_ATTRIBUTE(attribute) ZPL_HAS_CPP_ATTRIBUTE(attribute) +#define LIBRG_CLANG_HAS_CPP_ATTRIBUTE(attribute) LIBRG_HAS_CPP_ATTRIBUTE(attribute) -#if defined(ZPL_CLANG_HAS_BUILTIN) -# undef ZPL_CLANG_HAS_BUILTIN +#if defined(LIBRG_CLANG_HAS_BUILTIN) +# undef LIBRG_CLANG_HAS_BUILTIN #endif -#define ZPL_CLANG_HAS_BUILTIN(builtin) ZPL_HAS_BUILTIN(builtin) +#define LIBRG_CLANG_HAS_BUILTIN(builtin) LIBRG_HAS_BUILTIN(builtin) -#if defined(ZPL_CLANG_HAS_FEATURE) -# undef ZPL_CLANG_HAS_FEATURE +#if defined(LIBRG_CLANG_HAS_FEATURE) +# undef LIBRG_CLANG_HAS_FEATURE #endif -#define ZPL_CLANG_HAS_FEATURE(feature) ZPL_HAS_FEATURE(feature) +#define LIBRG_CLANG_HAS_FEATURE(feature) LIBRG_HAS_FEATURE(feature) -#if defined(ZPL_CLANG_HAS_EXTENSION) -# undef ZPL_CLANG_HAS_EXTENSION +#if defined(LIBRG_CLANG_HAS_EXTENSION) +# undef LIBRG_CLANG_HAS_EXTENSION #endif -#define ZPL_CLANG_HAS_EXTENSION(extension) ZPL_HAS_EXTENSION(extension) +#define LIBRG_CLANG_HAS_EXTENSION(extension) LIBRG_HAS_EXTENSION(extension) -#if defined(ZPL_CLANG_HAS_DECLSPEC_DECLSPEC_ATTRIBUTE) -# undef ZPL_CLANG_HAS_DECLSPEC_DECLSPEC_ATTRIBUTE +#if defined(LIBRG_CLANG_HAS_DECLSPEC_DECLSPEC_ATTRIBUTE) +# undef LIBRG_CLANG_HAS_DECLSPEC_DECLSPEC_ATTRIBUTE #endif -#define ZPL_CLANG_HAS_DECLSPEC_ATTRIBUTE(attribute) ZPL_HAS_DECLSPEC_ATTRIBUTE(attribute) +#define LIBRG_CLANG_HAS_DECLSPEC_ATTRIBUTE(attribute) LIBRG_HAS_DECLSPEC_ATTRIBUTE(attribute) -#if defined(ZPL_CLANG_HAS_WARNING) -# undef ZPL_CLANG_HAS_WARNING +#if defined(LIBRG_CLANG_HAS_WARNING) +# undef LIBRG_CLANG_HAS_WARNING #endif -#define ZPL_CLANG_HAS_WARNING(warning) ZPL_HAS_WARNING(warning) +#define LIBRG_CLANG_HAS_WARNING(warning) LIBRG_HAS_WARNING(warning) -#endif /* !defined(ZPL_HEDLEY_VERSION) || (ZPL_HEDLEY_VERSION < X) */ +#endif /* !defined(LIBRG_HEDLEY_VERSION) || (LIBRG_HEDLEY_VERSION < X) */ -#define ZPL_VERSION ZPL_VERSION_ENCODE(ZPL_VERSION_MAJOR, ZPL_VERSION_MINOR, ZPL_VERSION_PATCH) +#define LIBRG_VERSION LIBRG_VERSION_ENCODE(LIBRG_VERSION_MAJOR, LIBRG_VERSION_MINOR, LIBRG_VERSION_PATCH) -#ifdef ZPL_IMPL - #ifndef ZPL_IMPLEMENTATION - #define ZPL_IMPLEMENTATION +#ifdef LIBRG_IMPL + #ifndef LIBRG_IMPLEMENTATION + #define LIBRG_IMPLEMENTATION #endif #endif -#if defined(__cplusplus) && !defined(ZPL_EXTERN) - #define ZPL_EXTERN extern "C" +#if defined(__cplusplus) && !defined(LIBRG_EXTERN) + #define LIBRG_EXTERN extern "C" #else - #define ZPL_EXTERN extern + #define LIBRG_EXTERN extern #endif -#ifndef ZPL_DEF - #if defined(ZPL_SHARED_LIB) - #ifdef ZPL_IMPLEMENTATION - #define ZPL_DEF ZPL_PUBLIC +#ifndef LIBRG_API + #if defined(LIBRG_SHARED_LIB) + #ifdef LIBRG_IMPLEMENTATION + #define LIBRG_API LIBRG_PUBLIC #else - #define ZPL_DEF ZPL_IMPORT + #define LIBRG_API LIBRG_IMPORT #endif - #elif defined(ZPL_STATIC_LIB) - #ifdef ZPL_IMPLEMENTATION - #define ZPL_DEF + #elif defined(LIBRG_STATIC_LIB) + #ifdef LIBRG_IMPLEMENTATION + #define LIBRG_API + #else + #define LIBRG_API LIBRG_EXTERN + #endif + #elif defined(LIBRG_STATIC) + #define LIBRG_API static + #elif defined(LIBRG_EMSCRIPTEN) + #define LIBRG_API EMSCRIPTEN_KEEPALIVE + #else + #define LIBRG_API LIBRG_EXTERN + #endif +#endif + +#include +#include + +#if defined(__EMSCRIPTEN__) + #include +#endif + +// file: header/types.h + +#ifdef LIBRG_EDITOR +#include +#endif + +LIBRG_BEGIN_C_DECLS + +// =======================================================================// +// ! +// ! Main type definitions +// ! +// =======================================================================// + +typedef void librg_world; +typedef void librg_event; +typedef int64_t librg_chunk; + +#define LIBRG_OFFSET_BEG ((int16_t)0x8000) +#define LIBRG_OFFSET_MID ((int16_t)0x0000) +#define LIBRG_OFFSET_END ((int16_t)0x7fff) + +#define LIBRG_IN +#define LIBRG_OUT +#define LIBRG_INOUT + +typedef enum librg_event_type { + LIBRG_WRITE_CREATE, + LIBRG_WRITE_UPDATE, + LIBRG_WRITE_REMOVE, + + LIBRG_READ_CREATE, + LIBRG_READ_UPDATE, + LIBRG_READ_REMOVE, + + LIBRG_ERROR_CREATE, + LIBRG_ERROR_UPDATE, + LIBRG_ERROR_REMOVE, +} librg_event_type; + +typedef int32_t (*librg_event_fn)(librg_world *world, librg_event *event); + +typedef enum librg_visibility { + LIBRG_VISIBLITY_DEFAULT, + LIBRG_VISIBLITY_NEVER, + LIBRG_VISIBLITY_ALWAYS, +} librg_visibility; + + +// =======================================================================// +// ! +// ! Errors, statuses, warnings and information message codes +// ! +// =======================================================================// + +#define LIBRG_OK (+0x0000) +#define LIBRG_FAIL(code) (code < 0) +#define LIBRG_TRUE (+0x0001) +#define LIBRG_FALSE (+0x0000) + +#define LIBRG_WORLD_INVALID (-0x0001) +#define LIBRG_OWNER_INVALID (-0x0002) +#define LIBRG_CHUNK_INVALID (-0x0003) +#define LIBRG_ENTITY_INVALID (-0x0004) +#define LIBRG_ENTITY_FOREIGN (-0x0005) +#define LIBRG_EVENT_INVALID (-0x0006) +#define LIBRG_HANDLER_REPLACED (-0x0002) +#define LIBRG_HANDLER_EMPTY (-0x0002) +#define LIBRG_ENTITY_UNTRACKED (-0x0002) +#define LIBRG_ENTITY_ALREADY_TRACKED (-0x0002) +#define LIBRG_ENTITY_VISIBILITY_IGNORED (-0x0003) +#define LIBRG_WRITE_REJECT (-0x0001) +#define LIBRG_READ_INVALID (-0x0003) +#define LIBRG_NULL_REFERENCE (-0x0007) + +LIBRG_END_C_DECLS +// file: header/general.h + +#ifdef LIBRG_EDITOR +#include +#endif + +LIBRG_BEGIN_C_DECLS + +// =======================================================================// +// ! +// ! Context methods +// ! +// =======================================================================// + +LIBRG_API uint32_t librg_version(); +LIBRG_API librg_world * librg_world_create(); +LIBRG_API int8_t librg_world_destroy(librg_world *world); +LIBRG_API int8_t librg_world_valid(librg_world *world); +LIBRG_API int8_t librg_world_userdata_set(librg_world *world, void *data); +LIBRG_API void * librg_world_userdata_get(librg_world *world); + +// =======================================================================// +// ! +// ! Configuration methods +// ! +// =======================================================================// + +LIBRG_API int8_t librg_config_chunkamount_set(librg_world *world, uint16_t x, uint16_t y, uint16_t z); +LIBRG_API int8_t librg_config_chunkamount_get(librg_world *world, uint16_t *x, uint16_t *y, uint16_t *z); +LIBRG_API int8_t librg_config_chunksize_set(librg_world *world, uint16_t x, uint16_t y, uint16_t z); +LIBRG_API int8_t librg_config_chunksize_get(librg_world *world, uint16_t *x, uint16_t *y, uint16_t *z); +LIBRG_API int8_t librg_config_chunkoffset_set(librg_world *world, int16_t x, int16_t y, int16_t z); +LIBRG_API int8_t librg_config_chunkoffset_get(librg_world *world, int16_t *x, int16_t *y, int16_t *z); + +// =======================================================================// +// ! +// ! Events +// ! +// =======================================================================// + +LIBRG_API int8_t librg_event_set(librg_world *world, librg_event_type, librg_event_fn); +LIBRG_API int8_t librg_event_remove(librg_world *world, librg_event_type); + +LIBRG_API librg_event_type librg_event_type_get(librg_world *world, librg_event *event); +LIBRG_API int64_t librg_event_owner_get(librg_world *world, librg_event *event); +LIBRG_API int64_t librg_event_entity_get(librg_world *world, librg_event *event); +LIBRG_API char * librg_event_buffer_get(librg_world *world, librg_event *event); +LIBRG_API int32_t librg_event_size_get(librg_world *world, librg_event *event); +LIBRG_API void * librg_event_userdata_get(librg_world *world, librg_event *event); + +// =======================================================================// +// ! +// ! Utility methods +// ! +// =======================================================================// + +LIBRG_API librg_chunk librg_chunk_from_realpos(librg_world *world, double x, double y, double z); +LIBRG_API librg_chunk librg_chunk_from_chunkpos(librg_world *world, int16_t chunk_x, int16_t chunk_y, int16_t chunk_z); +LIBRG_API int8_t librg_chunk_to_chunkpos(librg_world *world, librg_chunk id, int16_t *chunk_x, int16_t *chunk_y, int16_t *chunk_z); + +LIBRG_END_C_DECLS +// file: header/entity.h + +#ifdef LIBRG_EDITOR +#include +#endif + +LIBRG_BEGIN_C_DECLS + +// =======================================================================// +// ! +// ! Basic entity manipulation +// ! +// =======================================================================// + +LIBRG_API int8_t librg_entity_track(librg_world *world, int64_t entity_id); +LIBRG_API int8_t librg_entity_untrack(librg_world *world, int64_t entity_id); +LIBRG_API int8_t librg_entity_tracked(librg_world *world, int64_t entity_id); +LIBRG_API int8_t librg_entity_foreign(librg_world *world, int64_t entity_id); +LIBRG_API int8_t librg_entity_owned(librg_world *world, int64_t entity_id); +LIBRG_API int32_t librg_entity_count(librg_world *world); + +// =======================================================================// +// ! +// ! Entity data methods +// ! +// =======================================================================// + +LIBRG_API int8_t librg_entity_userdata_set(librg_world *world, int64_t entity_id, void *data); +LIBRG_API void * librg_entity_userdata_get(librg_world *world, int64_t entity_id); +LIBRG_API int8_t librg_entity_chunk_set(librg_world *world, int64_t entity_id, librg_chunk); +LIBRG_API librg_chunk librg_entity_chunk_get(librg_world *world, int64_t entity_id); +LIBRG_API int8_t librg_entity_chunkarray_set(librg_world *world, int64_t entity_id, const librg_chunk *chunks, size_t chunk_amount); +LIBRG_API int8_t librg_entity_chunkarray_get(librg_world *world, int64_t entity_id, LIBRG_OUT librg_chunk *chunks, LIBRG_INOUT size_t *chunk_amount); +LIBRG_API int8_t librg_entity_dimension_set(librg_world *world, int64_t entity_id, int32_t dimension); +LIBRG_API int32_t librg_entity_dimension_get(librg_world *world, int64_t entity_id); +LIBRG_API int8_t librg_entity_owner_set(librg_world *world, int64_t entity_id, int64_t owner_id); +LIBRG_API int64_t librg_entity_owner_get(librg_world *world, int64_t entity_id); +LIBRG_API int8_t librg_entity_radius_set(librg_world *world, int64_t entity_id, int8_t observed_chunk_radius); +LIBRG_API int8_t librg_entity_radius_get(librg_world *world, int64_t entity_id); +LIBRG_API int8_t librg_entity_visibility_global_set(librg_world *world, int64_t entity_id, librg_visibility value); +LIBRG_API int8_t librg_entity_visibility_global_get(librg_world *world, int64_t entity_id); +LIBRG_API int8_t librg_entity_visibility_owner_set(librg_world *world, int64_t entity_id, int64_t owner_id, librg_visibility value); +LIBRG_API int8_t librg_entity_visibility_owner_get(librg_world *world, int64_t entity_id, int64_t owner_id); + +#if 0 /* for future releases */ +LIBRG_API int8_t librg_entity_behavior_set(librg_world *world, int64_t entity_id, librg_behavior key, int32_t value); +LIBRG_API int32_t librg_entity_behavior_get(librg_world *world, int64_t entity_id, librg_behavior key); +#endif + +LIBRG_END_C_DECLS +// file: header/query.h + +#ifdef LIBRG_EDITOR +#include +#endif + +LIBRG_BEGIN_C_DECLS + +// =======================================================================// +// ! +// ! World data/query methods +// ! +// =======================================================================// + +LIBRG_API int32_t librg_world_fetch_all(librg_world *world, LIBRG_OUT int64_t *entity_ids, LIBRG_INOUT size_t *entity_amount); +LIBRG_API int32_t librg_world_fetch_chunk(librg_world *world, librg_chunk chunk, LIBRG_OUT int64_t *entity_ids, LIBRG_INOUT size_t *entity_amount); +LIBRG_API int32_t librg_world_fetch_chunkarray(librg_world *world, const librg_chunk *chunks, size_t chunk_amount, LIBRG_OUT int64_t *entity_ids, LIBRG_INOUT size_t *entity_amount); +LIBRG_API int32_t librg_world_fetch_owner(librg_world *world, int64_t owner_id, LIBRG_OUT int64_t *entity_ids, LIBRG_INOUT size_t *entity_amount); +LIBRG_API int32_t librg_world_fetch_ownerarray(librg_world *world, const int64_t *owner_ids, size_t owner_amount, LIBRG_OUT int64_t *entity_ids, LIBRG_INOUT size_t *entity_amount); +LIBRG_API int32_t librg_world_query(librg_world *world, int64_t owner_id, LIBRG_OUT int64_t *entity_ids, LIBRG_INOUT size_t *entity_amount); + +LIBRG_END_C_DECLS +// file: header/packing.h + +#ifdef LIBRG_EDITOR +#include +#endif + +LIBRG_BEGIN_C_DECLS + +// =======================================================================// +// ! +// ! World data (de)packing methods +// ! +// =======================================================================// + +LIBRG_API int32_t librg_world_read(librg_world *world, int64_t owner_id, LIBRG_IN const char *buffer, size_t size, void *userdata); +LIBRG_API int32_t librg_world_write(librg_world *world, int64_t owner_id, LIBRG_OUT char *buffer, LIBRG_INOUT size_t *size, void *userdata); + +LIBRG_END_C_DECLS + +/* Implementation part */ +#if defined(LIBRG_IMPLEMENTATION) && !defined(LIBRG_IMPLEMENTATION_DONE) +#define LIBRG_IMPLEMENTATION_DONE + +#ifndef LIBRG_CUSTOM_ZPL + #define ZPL_NANO + #define ZPL_IMPL + + /** + ZPL - Your (almost) C99 Powerkit + + Usage: + #define ZPL_IMPLEMENTATION exactly in ONE source file right BEFORE including the library, like: + + #define ZPL_IMPLEMENTATION + #include "zpl.h" + + You can also use a freestanding version of ZPL by using ZPL_NANO, like: + + #define ZPL_IMPLEMENTATION + #define ZPL_NANO + #include "zpl.h" + + Options: + + ZPL_EDITOR - This macro should be used by the IDE's Intellisense to parse ZPL correctly. It can NEVER be used for actual compilation of the library! + ZPL_EXPOSE_TYPES - exposes all ZPL defined types to the global namespace. This means type such as `zpl_u32` is now available as `u32` globally. + ZPL_DEFINE_NULL_MACRO - to let ZPL define what NULL stands for in case it is undefined. + ZPL_NO_MATH_H - disables the use of math.h library and replaces it with custom routines or SIMD. + + Credits: + Read AUTHORS.md + + GitHub: + https://github.com/zpl-c/zpl + + Version History: + 10.13.0 - Initial ARM threading support + 10.12.1 - Fix missing zpL_alloc_str + 10.12.0 - Add zpl_crc64 + 10.11.1 - Fix zpl_time_utc_ms on 32-bit OSes + 10.11.0 - Added zpl_file_stream_buf + 10.10.3 - Math type-punning fixes + 10.10.1 - Fix memory writing issue + new write-only in-situ flag + 10.10.0 - Implement memory streaming API + 10.9.1 - Support ARMv6, ARMv7 and ARMv8-a builds + 10.9.0 - Improve the time API + 10.8.3 - zpl_file_close tempfile Windows fixes + 10.8.2 - zpl_file_temp disallow some operations + 10.8.1 - zpl_file_temp Windows fixes + 10.8.0 - Implemented zpl_json_write_string + 10.7.1 - Fix zpl_file_temp platform bug + 10.7.0 - Add zpl_file_write_contents + 10.6.6 - Fix type mismatch in Jobs system + 10.6.0 - Remove event system + 10.5.8 - Remove zpl__memcpy_4byte + 10.5.7 - zpl_file_new is now OS-agnostic constructor + 10.5.6 - Fix coroutine creation + 10.5.5 - Jobs system uses zpl_f32 for priority setting + 10.5.4 - zpl_buffer_free no longer takes the 2nd argument (allocator) + 10.5.3 - Removed crc64 and annotated some hashing methods + 10.5.2 - Don't expose ZPL types anymore + 10.5.1 - Fixed zpl_rdtsc for Emscripten + 10.5.0 - Changed casts to memcopy in random methods, added embed cmd + 10.4.1 - Jobs system now enqueues jobs with def priority of 1.0 + 10.4.0 - [META] version bump + 10.3.0 - Pool allocator now supports zpl_free_all + 10.2.0 - [META] version bump + 10.1.0 - Additional math methods (thanks to funZX and msmshazan) + 10.0.15 - WIP Emscripten fixes + 10.0.14 - FreeBSD support + 10.0.13 - OpenBSD support + 10.0.12 - Cygwin fixes + 10.0.11 - Tweak module dependencies + 10.0.10 - Fix zero-allocation regression in filesystem module + 10.0.9 - Fix multi-compilation unit builds + 10.0.8 - Fix zpl_printf "%0d" format specifier + 10.0.4 - Flush tester output to fix ordering + 10.0.3 - Fix ZPL_STATIC_ASSERT under MSVC + 10.0.0 - Major overhaul of the library + + 9.8.10 - JSON fix array-based documents with objects + 9.8.9 - JSON document structured as array now properly recognizes the root object as array. + 9.8.8 - Fixed an incorrect parsing of empty array nodes. + 9.8.7 - Improve FreeBSD support + 9.8.6 - WIP: Handle inlined methods properly + 9.8.5 - Fix incorrect usage of EOF and opts dependency on JSON5 module's methods + 9.8.4 - Fix MSVC ZPL_NO_MATH_H code branch using incorrect methods internally + 9.8.3 - Fix MinGW GCC related issue with zpl_printf %lld format + 9.8.2 - Fix VS C4190 issue + 9.8.1 - Fix several C++ type casting quirks + 9.8.0 - Incorporated OpenGL into ZPL core as an optional module + 9.7.0 - Added co-routine module + 9.6.0 - Added process module for creation and manipulation + 9.5.2 - zpl_printf family now prints (null) on NULL string arguments + 9.5.1 - Fixed JSON5 real number export support + indentation fixes + 9.5.0 - Added base64 encode/decode methods + 9.4.10- Small enum style changes + 9.4.9 - Remove #undef for cast and hard_cast (sorry) + 9.4.8 - Fix quote-less JSON node name resolution + 9.4.7 - Additional change to the code + 9.4.6 - Fix issue where zpl_json_find would have false match on substrings + 9.4.5 - Mistakes were made, fixed compilation errors + 9.4.3 - Fix old API shenanigans + 9.4.2 - Fix small API typos + 9.4.1 - Reordered JSON5 constants to integrate better with conditions + 9.4.0 - JSON5 API changes made to zpl_json_find + 9.3.0 - Change how zpl uses basic types internally + 9.2.0 - Directory listing was added. Check dirlist_api.c test for more info + 9.1.1 - Fix WIN32_LEAN_AND_MEAN redefinition properly + 9.1.0 - get_env rework and fixes + 9.0.3 - Small fixes and removals + 9.0.0 - New documentation format, removed deprecated code, changed styles + + 8.14.1 - Fix string library + 8.14.0 - Added zpl_re_match_all + 8.13.0 - Update system command API + 8.12.6 - Fix warning in CLI options parser + 8.12.5 - Support parametric options preceding positionals + 8.12.4 - Fixed opts positionals ordering + 8.12.3 - Fixed incorrect handling of flags preceding positionals + 8.12.2 - JSON parsing remark added + 8.12.1 - Fixed a lot of important stuff + 8.12.0 - Added helper constructors for containers + 8.11.2 - Fix bug in opts module + 8.11.1 - Small code improvements + 8.11.0 - Ported regex processor from https://github.com/gingerBill/gb/ and applied fixes on top of it + 8.10.2 - Fix zpl_strtok + 8.10.1 - Replace zpl_strchr by zpl_char_last_occurence + 8.10.0 - Added zpl_strchr + 8.9.0 - API improvements for JSON5 parser + 8.8.4 - Add support for SJSON formatting http://bitsquid.blogspot.com/2009/10/simplified-json-notation.html + + 6.8.3 - JSON5 exp fix + 6.8.2 - Bugfixes applied from gb + 6.8.1 - Performance improvements for JSON5 parser + 6.8.0 - zpl.h is now generated by build.py + 6.7.0 - Several fixes and added switches + 6.6.0 - Several significant changes made to the repository + 6.5.0 - Ported platform layer from https://github.com/gingerBill/gb/ + 6.4.1 - Use zpl_strlen in zpl_strdup + 6.4.0 - Deprecated zpl_buffer_free and added zpl_array_end, zpl_buffer_end + 6.3.0 - Added zpl_strdup + 6.2.1 - Remove math redundancies + 6.2.0 - Integrated zpl_math.h into zpl.h + 6.1.1 - Added direct.h include for win c++ dir methods + 6.1.0 - Added zpl_path_mkdir, zpl_path_rmdir, and few new zplFileErrors + 6.0.4 - More MSVC(++) satisfaction by fixing warnings + 6.0.3 - Satisfy MSVC by fixing a warning + 6.0.2 - Fixed warnings for json5 i64 printfs + 6.0.1 - Fixed warnings for particual win compiler in dirlist method + 6.0.0 - New build, include/ was renamed to code/ + + 5.8.3 - Naming fixes + 5.8.2 - Job system now supports prioritized tasks + 5.8.1 - Renames zpl_pad to zpl_ring + 5.8.0 - Added instantiated scratch pad (circular buffer) + 5.7.2 - Added Windows support for zpl_path_dirlist + 5.7.1 - Fixed few things in job system + macOS support for zpl_path_dirlist + 5.7.0 - Added a job system (zpl_thread_pool) + 5.6.5 - Fixes extra error cases for zpl_opts when input is: + - missing a value for an option, + - having an extra value for a flag (e.g. --enable-log shouldn't get a value.) + 5.6.4 - Several tweaks to the zpl_opts API + 5.6.3 - Added support for flags without values + 5.6.2 - Improve error handling for zpl_opts + 5.6.1 - Added support for strings with spaces in zpl_opts + 5.6.0 - Added zpl_opts for CLI argument parsing + 5.5.1 - Fixed time method for win + 5.5.0 - Integrate JSON5 writer into the core + 5.4.0 - Improved storage support for numbers in JSON5 parser + 5.3.0 - Integrated zpl_json into ZPL + 5.2.0 - Added zpl_string_sprintf + 5.1.1 - Added zpl_system_command_nores for output-less execution + 5.1.0 - Added event handler + 5.0.4 - Fix alias for zpl_list + 5.0.3 - Finalizing syntax changes + 5.0.2 - Fix segfault when using zpl_stack_memory + 5.0.1 - Small code improvements + 5.0.0 - Project structure changes + + 4.7.2 - Got rid of size arg for zpl_str_split_lines + 4.7.1 - Added an example + 4.7.0 - Added zpl_path_dirlist + 4.6.1 - zpl_memcopy x86 patch from upstream + 4.6.0 - Added few string-related functions + 4.5.9 - Error fixes + 4.5.8 - Warning fixes + 4.5.7 - Fixed timer loops. zpl_time* related functions work with seconds now + 4.5.6 - Fixed zpl_time_now() for Windows and Linux + 4.5.5 - Small cosmetic changes + 4.5.4 - Fixed issue when zpl_list_add would break the links + - when adding a new item between nodes + 4.5.3 - Fixed malformed enum values + 4.5.1 - Fixed some warnings + 4.5.0 - Added zpl_array_append_at + 4.4.0 - Added zpl_array_back, zpl_array_front + 4.3.0 - Added zpl_list + 4.2.0 - Added zpl_system_command_str + 4.1.2 - GG, fixed small compilation error + 4.1.1 - Fixed possible security issue in zpl_system_command + 4.1.0 - Added zpl_string_make_reserve and small fixes + 4.0.2 - Warning fix for _LARGEFILE64_SOURCE + 4.0.1 - include stdlib.h for getenv (temp) + 4.0.0 - ARM support, coding style changes and various improvements + + 3.4.1 - zpl_memcopy now uses memcpy for ARM arch-family + 3.4.0 - Removed obsolete code + 3.3.4 - Added Travis CI config + 3.3.3 - Small macro formatting changes + ZPL_SYSTEM_IOS + 3.3.2 - Fixes for android arm + 3.3.1 - Fixed some type cast warnings + 3.3.0 - Added Android support + 3.1.5 - Renamed userptr to user_data in timer + 3.1.4 - Fix for zpl_buffer not allocating correctly + 3.1.2 - Small fix in zpl_memcompare + 3.1.1 - Added char* conversion for data field in zpl_array_header + 3.1.0 - Added data field to zpl_array_header + 3.0.7 - Added timer userptr as argument to callback + 3.0.6 - Small changes + 3.0.5 - Fixed compilation for emscripten + 3.0.4 - Small fixes for tiny cpp warnings + 3.0.3 - Small fixes for various cpp warnings and errors + 3.0.2 - Fixed linux part, and removed trailing spaces + 3.0.1 - Small bugfix in zpl_file_open + 3.0.0 - Added several fixes and features + + 2.4.0 - Added remove to hash table + 2.3.3 - Removed redundant code + 2.3.2 - Eliminated extra warnings + 2.3.1 - Warning hunt + 2.3.0 - Added the ability to copy array/buffer and fixed bug in hash table. + 2.2.1 - Used tmpfile() for Windows + 2.2.0 - Added zpl_file_temp + 2.1.1 - Very small fix (forgive me) + 2.1.0 - Added the ability to resize bitstream + 2.0.8 - Small adjustments + 2.0.7 - MinGW related fixes + 2.0.0 - New NPM based version + + 1.2.2 - Small fix + 1.2.1 - Macro fixes + 1.2.0 - Added zpl_async macro + 1.1.0 - Added timer feature + 1.0.0 - Initial version + + This Software is dual licensed under the following licenses: + + Unlicense + This is free and unencumbered software released into the public domain. + + Anyone is free to copy, modify, publish, use, compile, sell, or + distribute this software, either in source code form or as a compiled + binary, for any purpose, commercial or non-commercial, and by any + means. + + In jurisdictions that recognize copyright laws, the author or authors + of this software dedicate any and all copyright interest in the + software to the public domain. We make this dedication for the benefit + of the public at large and to the detriment of our heirs and + successors. We intend this dedication to be an overt act of + relinquishment in perpetuity of all present and future rights to this + software under copyright law. + + THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. + IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR + OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + OTHER DEALINGS IN THE SOFTWARE. + + For more information, please refer to + + BSD 3-Clause + + Copyright (c) 2016-2021 Dominik Madarász. All rights reserved. + + Redistribution and use in source and binary forms, with or without + modification, are permitted provided that the following conditions are met: + + 1. Redistributions of source code must retain the above copyright notice, this + list of conditions and the following disclaimer. + 2. Redistributions in binary form must reproduce the above copyright notice, + this list of conditions and the following disclaimer in the documentation + and/or other materials provided with the distribution. + 3. Neither the name of the copyright holder nor the names of its contributors + may be used to endorse or promote products derived from this software without + specific prior written permission. + + THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND + ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED + WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE + FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR + SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER + CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, + OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + + + */ + + #ifndef ZPL_H + #define ZPL_H + + #define ZPL_VERSION_MAJOR 10 + #define ZPL_VERSION_MINOR 13 + #define ZPL_VERSION_PATCH 2 + #define ZPL_VERSION_PRE "" + + // file: zpl_hedley.h + + /* Hedley - https://nemequ.github.io/hedley + * Created by Evan Nemerson + * + * To the extent possible under law, the author(s) have dedicated all + * copyright and related and neighboring rights to this software to + * the public domain worldwide. This software is distributed without + * any warranty. + * + * For details, see . + * SPDX-License-Identifier: CC0-1.0 + */ + + #if !defined(ZPL_HEDLEY_VERSION) || (ZPL_HEDLEY_VERSION < 12) + #if defined(ZPL_HEDLEY_VERSION) + # undef ZPL_HEDLEY_VERSION + #endif + #define ZPL_HEDLEY_VERSION 12 + + #if defined(ZPL_STRINGIFY_EX) + # undef ZPL_STRINGIFY_EX + #endif + #define ZPL_STRINGIFY_EX(x) #x + + #if defined(ZPL_STRINGIFY) + # undef ZPL_STRINGIFY + #endif + #define ZPL_STRINGIFY(x) ZPL_STRINGIFY_EX(x) + + #if defined(ZPL_CONCAT_EX) + # undef ZPL_CONCAT_EX + #endif + #define ZPL_CONCAT_EX(a,b) a##b + + #if defined(ZPL_CONCAT) + # undef ZPL_CONCAT + #endif + #define ZPL_CONCAT(a,b) ZPL_CONCAT_EX(a,b) + + #if defined(ZPL_VERSION_ENCODE) + # undef ZPL_VERSION_ENCODE + #endif + #define ZPL_VERSION_ENCODE(major,minor,patch) (((major) * 1000000) + ((minor) * 1000) + (patch)) + + #if defined(ZPL_VERSION_DECODE_MAJOR) + # undef ZPL_VERSION_DECODE_MAJOR + #endif + #define ZPL_VERSION_DECODE_MAJOR(version) ((version) / 1000000) + + #if defined(ZPL_VERSION_DECODE_MINOR) + # undef ZPL_VERSION_DECODE_MINOR + #endif + #define ZPL_VERSION_DECODE_MINOR(version) (((version) % 1000000) / 1000) + + #if defined(ZPL_VERSION_DECODE_PATCH) + # undef ZPL_VERSION_DECODE_PATCH + #endif + #define ZPL_VERSION_DECODE_PATCH(version) ((version) % 1000) + + #if defined(ZPL_GNUC_VERSION) + # undef ZPL_GNUC_VERSION + #endif + #if defined(__GNUC__) && defined(__GNUC_PATCHLEVEL__) + # define ZPL_GNUC_VERSION ZPL_VERSION_ENCODE(__GNUC__, __GNUC_MINOR__, __GNUC_PATCHLEVEL__) + #elif defined(__GNUC__) + # define ZPL_GNUC_VERSION ZPL_VERSION_ENCODE(__GNUC__, __GNUC_MINOR__, 0) + #endif + + #if defined(ZPL_GNUC_VERSION_CHECK) + # undef ZPL_GNUC_VERSION_CHECK + #endif + #if defined(ZPL_GNUC_VERSION) + # define ZPL_GNUC_VERSION_CHECK(major,minor,patch) (ZPL_GNUC_VERSION >= ZPL_VERSION_ENCODE(major, minor, patch)) + #else + # define ZPL_GNUC_VERSION_CHECK(major,minor,patch) (0) + #endif + + #if defined(ZPL_MSVC_VERSION) + # undef ZPL_MSVC_VERSION + #endif + #if defined(_MSC_FULL_VER) && (_MSC_FULL_VER >= 140000000) + # define ZPL_MSVC_VERSION ZPL_VERSION_ENCODE(_MSC_FULL_VER / 10000000, (_MSC_FULL_VER % 10000000) / 100000, (_MSC_FULL_VER % 100000) / 100) + #elif defined(_MSC_FULL_VER) + # define ZPL_MSVC_VERSION ZPL_VERSION_ENCODE(_MSC_FULL_VER / 1000000, (_MSC_FULL_VER % 1000000) / 10000, (_MSC_FULL_VER % 10000) / 10) + #elif defined(_MSC_VER) + # define ZPL_MSVC_VERSION ZPL_VERSION_ENCODE(_MSC_VER / 100, _MSC_VER % 100, 0) + #endif + + #if defined(ZPL_MSVC_VERSION_CHECK) + # undef ZPL_MSVC_VERSION_CHECK + #endif + #if !defined(_MSC_VER) + # define ZPL_MSVC_VERSION_CHECK(major,minor,patch) (0) + #elif defined(_MSC_VER) && (_MSC_VER >= 1400) + # define ZPL_MSVC_VERSION_CHECK(major,minor,patch) (_MSC_FULL_VER >= ((major * 10000000) + (minor * 100000) + (patch))) + #elif defined(_MSC_VER) && (_MSC_VER >= 1200) + # define ZPL_MSVC_VERSION_CHECK(major,minor,patch) (_MSC_FULL_VER >= ((major * 1000000) + (minor * 10000) + (patch))) + #else + # define ZPL_MSVC_VERSION_CHECK(major,minor,patch) (_MSC_VER >= ((major * 100) + (minor))) + #endif + + #if defined(ZPL_INTEL_VERSION) + # undef ZPL_INTEL_VERSION + #endif + #if defined(__INTEL_COMPILER) && defined(__INTEL_COMPILER_UPDATE) + # define ZPL_INTEL_VERSION ZPL_VERSION_ENCODE(__INTEL_COMPILER / 100, __INTEL_COMPILER % 100, __INTEL_COMPILER_UPDATE) + #elif defined(__INTEL_COMPILER) + # define ZPL_INTEL_VERSION ZPL_VERSION_ENCODE(__INTEL_COMPILER / 100, __INTEL_COMPILER % 100, 0) + #endif + + #if defined(ZPL_INTEL_VERSION_CHECK) + # undef ZPL_INTEL_VERSION_CHECK + #endif + #if defined(ZPL_INTEL_VERSION) + # define ZPL_INTEL_VERSION_CHECK(major,minor,patch) (ZPL_INTEL_VERSION >= ZPL_VERSION_ENCODE(major, minor, patch)) + #else + # define ZPL_INTEL_VERSION_CHECK(major,minor,patch) (0) + #endif + + #if defined(ZPL_PGI_VERSION) + # undef ZPL_PGI_VERSION + #endif + #if defined(__PGI) && defined(__PGIC__) && defined(__PGIC_MINOR__) && defined(__PGIC_PATCHLEVEL__) + # define ZPL_PGI_VERSION ZPL_VERSION_ENCODE(__PGIC__, __PGIC_MINOR__, __PGIC_PATCHLEVEL__) + #endif + + #if defined(ZPL_PGI_VERSION_CHECK) + # undef ZPL_PGI_VERSION_CHECK + #endif + #if defined(ZPL_PGI_VERSION) + # define ZPL_PGI_VERSION_CHECK(major,minor,patch) (ZPL_PGI_VERSION >= ZPL_VERSION_ENCODE(major, minor, patch)) + #else + # define ZPL_PGI_VERSION_CHECK(major,minor,patch) (0) + #endif + + #if defined(ZPL_SUNPRO_VERSION) + # undef ZPL_SUNPRO_VERSION + #endif + #if defined(__SUNPRO_C) && (__SUNPRO_C > 0x1000) + # define ZPL_SUNPRO_VERSION ZPL_VERSION_ENCODE((((__SUNPRO_C >> 16) & 0xf) * 10) + ((__SUNPRO_C >> 12) & 0xf), (((__SUNPRO_C >> 8) & 0xf) * 10) + ((__SUNPRO_C >> 4) & 0xf), (__SUNPRO_C & 0xf) * 10) + #elif defined(__SUNPRO_C) + # define ZPL_SUNPRO_VERSION ZPL_VERSION_ENCODE((__SUNPRO_C >> 8) & 0xf, (__SUNPRO_C >> 4) & 0xf, (__SUNPRO_C) & 0xf) + #elif defined(__SUNPRO_CC) && (__SUNPRO_CC > 0x1000) + # define ZPL_SUNPRO_VERSION ZPL_VERSION_ENCODE((((__SUNPRO_CC >> 16) & 0xf) * 10) + ((__SUNPRO_CC >> 12) & 0xf), (((__SUNPRO_CC >> 8) & 0xf) * 10) + ((__SUNPRO_CC >> 4) & 0xf), (__SUNPRO_CC & 0xf) * 10) + #elif defined(__SUNPRO_CC) + # define ZPL_SUNPRO_VERSION ZPL_VERSION_ENCODE((__SUNPRO_CC >> 8) & 0xf, (__SUNPRO_CC >> 4) & 0xf, (__SUNPRO_CC) & 0xf) + #endif + + #if defined(ZPL_SUNPRO_VERSION_CHECK) + # undef ZPL_SUNPRO_VERSION_CHECK + #endif + #if defined(ZPL_SUNPRO_VERSION) + # define ZPL_SUNPRO_VERSION_CHECK(major,minor,patch) (ZPL_SUNPRO_VERSION >= ZPL_VERSION_ENCODE(major, minor, patch)) + #else + # define ZPL_SUNPRO_VERSION_CHECK(major,minor,patch) (0) + #endif + + #if defined(ZPL_EMSCRIPTEN_VERSION) + # undef ZPL_EMSCRIPTEN_VERSION + #endif + #if defined(__EMSCRIPTEN__) + # define ZPL_EMSCRIPTEN_VERSION ZPL_VERSION_ENCODE(__EMSCRIPTEN_major__, __EMSCRIPTEN_minor__, __EMSCRIPTEN_tiny__) + #endif + + #if defined(ZPL_EMSCRIPTEN_VERSION_CHECK) + # undef ZPL_EMSCRIPTEN_VERSION_CHECK + #endif + #if defined(ZPL_EMSCRIPTEN_VERSION) + # define ZPL_EMSCRIPTEN_VERSION_CHECK(major,minor,patch) (ZPL_EMSCRIPTEN_VERSION >= ZPL_VERSION_ENCODE(major, minor, patch)) + #else + # define ZPL_EMSCRIPTEN_VERSION_CHECK(major,minor,patch) (0) + #endif + + #if defined(ZPL_ARM_VERSION) + # undef ZPL_ARM_VERSION + #endif + #if defined(__CC_ARM) && defined(__ARMCOMPILER_VERSION) + # define ZPL_ARM_VERSION ZPL_VERSION_ENCODE(__ARMCOMPILER_VERSION / 1000000, (__ARMCOMPILER_VERSION % 1000000) / 10000, (__ARMCOMPILER_VERSION % 10000) / 100) + #elif defined(__CC_ARM) && defined(__ARMCC_VERSION) + # define ZPL_ARM_VERSION ZPL_VERSION_ENCODE(__ARMCC_VERSION / 1000000, (__ARMCC_VERSION % 1000000) / 10000, (__ARMCC_VERSION % 10000) / 100) + #endif + + #if defined(ZPL_ARM_VERSION_CHECK) + # undef ZPL_ARM_VERSION_CHECK + #endif + #if defined(ZPL_ARM_VERSION) + # define ZPL_ARM_VERSION_CHECK(major,minor,patch) (ZPL_ARM_VERSION >= ZPL_VERSION_ENCODE(major, minor, patch)) + #else + # define ZPL_ARM_VERSION_CHECK(major,minor,patch) (0) + #endif + + #if defined(ZPL_IBM_VERSION) + # undef ZPL_IBM_VERSION + #endif + #if defined(__ibmxl__) + # define ZPL_IBM_VERSION ZPL_VERSION_ENCODE(__ibmxl_version__, __ibmxl_release__, __ibmxl_modification__) + #elif defined(__xlC__) && defined(__xlC_ver__) + # define ZPL_IBM_VERSION ZPL_VERSION_ENCODE(__xlC__ >> 8, __xlC__ & 0xff, (__xlC_ver__ >> 8) & 0xff) + #elif defined(__xlC__) + # define ZPL_IBM_VERSION ZPL_VERSION_ENCODE(__xlC__ >> 8, __xlC__ & 0xff, 0) + #endif + + #if defined(ZPL_IBM_VERSION_CHECK) + # undef ZPL_IBM_VERSION_CHECK + #endif + #if defined(ZPL_IBM_VERSION) + # define ZPL_IBM_VERSION_CHECK(major,minor,patch) (ZPL_IBM_VERSION >= ZPL_VERSION_ENCODE(major, minor, patch)) + #else + # define ZPL_IBM_VERSION_CHECK(major,minor,patch) (0) + #endif + + #if defined(ZPL_TI_VERSION) + # undef ZPL_TI_VERSION + #endif + #if \ + defined(__TI_COMPILER_VERSION__) && \ + ( \ + defined(__TMS470__) || defined(__TI_ARM__) || \ + defined(__MSP430__) || \ + defined(__TMS320C2000__) \ + ) + # if (__TI_COMPILER_VERSION__ >= 16000000) + # define ZPL_TI_VERSION ZPL_VERSION_ENCODE(__TI_COMPILER_VERSION__ / 1000000, (__TI_COMPILER_VERSION__ % 1000000) / 1000, (__TI_COMPILER_VERSION__ % 1000)) + # endif + #endif + + #if defined(ZPL_TI_VERSION_CHECK) + # undef ZPL_TI_VERSION_CHECK + #endif + #if defined(ZPL_TI_VERSION) + # define ZPL_TI_VERSION_CHECK(major,minor,patch) (ZPL_TI_VERSION >= ZPL_VERSION_ENCODE(major, minor, patch)) + #else + # define ZPL_TI_VERSION_CHECK(major,minor,patch) (0) + #endif + + #if defined(ZPL_TI_CL2000_VERSION) + # undef ZPL_TI_CL2000_VERSION + #endif + #if defined(__TI_COMPILER_VERSION__) && defined(__TMS320C2000__) + # define ZPL_TI_CL2000_VERSION ZPL_VERSION_ENCODE(__TI_COMPILER_VERSION__ / 1000000, (__TI_COMPILER_VERSION__ % 1000000) / 1000, (__TI_COMPILER_VERSION__ % 1000)) + #endif + + #if defined(ZPL_TI_CL2000_VERSION_CHECK) + # undef ZPL_TI_CL2000_VERSION_CHECK + #endif + #if defined(ZPL_TI_CL2000_VERSION) + # define ZPL_TI_CL2000_VERSION_CHECK(major,minor,patch) (ZPL_TI_CL2000_VERSION >= ZPL_VERSION_ENCODE(major, minor, patch)) + #else + # define ZPL_TI_CL2000_VERSION_CHECK(major,minor,patch) (0) + #endif + + #if defined(ZPL_TI_CL430_VERSION) + # undef ZPL_TI_CL430_VERSION + #endif + #if defined(__TI_COMPILER_VERSION__) && defined(__MSP430__) + # define ZPL_TI_CL430_VERSION ZPL_VERSION_ENCODE(__TI_COMPILER_VERSION__ / 1000000, (__TI_COMPILER_VERSION__ % 1000000) / 1000, (__TI_COMPILER_VERSION__ % 1000)) + #endif + + #if defined(ZPL_TI_CL430_VERSION_CHECK) + # undef ZPL_TI_CL430_VERSION_CHECK + #endif + #if defined(ZPL_TI_CL430_VERSION) + # define ZPL_TI_CL430_VERSION_CHECK(major,minor,patch) (ZPL_TI_CL430_VERSION >= ZPL_VERSION_ENCODE(major, minor, patch)) + #else + # define ZPL_TI_CL430_VERSION_CHECK(major,minor,patch) (0) + #endif + + #if defined(ZPL_TI_ARMCL_VERSION) + # undef ZPL_TI_ARMCL_VERSION + #endif + #if defined(__TI_COMPILER_VERSION__) && (defined(__TMS470__) || defined(__TI_ARM__)) + # define ZPL_TI_ARMCL_VERSION ZPL_VERSION_ENCODE(__TI_COMPILER_VERSION__ / 1000000, (__TI_COMPILER_VERSION__ % 1000000) / 1000, (__TI_COMPILER_VERSION__ % 1000)) + #endif + + #if defined(ZPL_TI_ARMCL_VERSION_CHECK) + # undef ZPL_TI_ARMCL_VERSION_CHECK + #endif + #if defined(ZPL_TI_ARMCL_VERSION) + # define ZPL_TI_ARMCL_VERSION_CHECK(major,minor,patch) (ZPL_TI_ARMCL_VERSION >= ZPL_VERSION_ENCODE(major, minor, patch)) + #else + # define ZPL_TI_ARMCL_VERSION_CHECK(major,minor,patch) (0) + #endif + + #if defined(ZPL_TI_CL6X_VERSION) + # undef ZPL_TI_CL6X_VERSION + #endif + #if defined(__TI_COMPILER_VERSION__) && defined(__TMS320C6X__) + # define ZPL_TI_CL6X_VERSION ZPL_VERSION_ENCODE(__TI_COMPILER_VERSION__ / 1000000, (__TI_COMPILER_VERSION__ % 1000000) / 1000, (__TI_COMPILER_VERSION__ % 1000)) + #endif + + #if defined(ZPL_TI_CL6X_VERSION_CHECK) + # undef ZPL_TI_CL6X_VERSION_CHECK + #endif + #if defined(ZPL_TI_CL6X_VERSION) + # define ZPL_TI_CL6X_VERSION_CHECK(major,minor,patch) (ZPL_TI_CL6X_VERSION >= ZPL_VERSION_ENCODE(major, minor, patch)) + #else + # define ZPL_TI_CL6X_VERSION_CHECK(major,minor,patch) (0) + #endif + + #if defined(ZPL_TI_CL7X_VERSION) + # undef ZPL_TI_CL7X_VERSION + #endif + #if defined(__TI_COMPILER_VERSION__) && defined(__C7000__) + # define ZPL_TI_CL7X_VERSION ZPL_VERSION_ENCODE(__TI_COMPILER_VERSION__ / 1000000, (__TI_COMPILER_VERSION__ % 1000000) / 1000, (__TI_COMPILER_VERSION__ % 1000)) + #endif + + #if defined(ZPL_TI_CL7X_VERSION_CHECK) + # undef ZPL_TI_CL7X_VERSION_CHECK + #endif + #if defined(ZPL_TI_CL7X_VERSION) + # define ZPL_TI_CL7X_VERSION_CHECK(major,minor,patch) (ZPL_TI_CL7X_VERSION >= ZPL_VERSION_ENCODE(major, minor, patch)) + #else + # define ZPL_TI_CL7X_VERSION_CHECK(major,minor,patch) (0) + #endif + + #if defined(ZPL_TI_CLPRU_VERSION) + # undef ZPL_TI_CLPRU_VERSION + #endif + #if defined(__TI_COMPILER_VERSION__) && defined(__PRU__) + # define ZPL_TI_CLPRU_VERSION ZPL_VERSION_ENCODE(__TI_COMPILER_VERSION__ / 1000000, (__TI_COMPILER_VERSION__ % 1000000) / 1000, (__TI_COMPILER_VERSION__ % 1000)) + #endif + + #if defined(ZPL_TI_CLPRU_VERSION_CHECK) + # undef ZPL_TI_CLPRU_VERSION_CHECK + #endif + #if defined(ZPL_TI_CLPRU_VERSION) + # define ZPL_TI_CLPRU_VERSION_CHECK(major,minor,patch) (ZPL_TI_CLPRU_VERSION >= ZPL_VERSION_ENCODE(major, minor, patch)) + #else + # define ZPL_TI_CLPRU_VERSION_CHECK(major,minor,patch) (0) + #endif + + #if defined(ZPL_CRAY_VERSION) + # undef ZPL_CRAY_VERSION + #endif + #if defined(_CRAYC) + # if defined(_RELEASE_PATCHLEVEL) + # define ZPL_CRAY_VERSION ZPL_VERSION_ENCODE(_RELEASE_MAJOR, _RELEASE_MINOR, _RELEASE_PATCHLEVEL) + # else + # define ZPL_CRAY_VERSION ZPL_VERSION_ENCODE(_RELEASE_MAJOR, _RELEASE_MINOR, 0) + # endif + #endif + + #if defined(ZPL_CRAY_VERSION_CHECK) + # undef ZPL_CRAY_VERSION_CHECK + #endif + #if defined(ZPL_CRAY_VERSION) + # define ZPL_CRAY_VERSION_CHECK(major,minor,patch) (ZPL_CRAY_VERSION >= ZPL_VERSION_ENCODE(major, minor, patch)) + #else + # define ZPL_CRAY_VERSION_CHECK(major,minor,patch) (0) + #endif + + #if defined(ZPL_IAR_VERSION) + # undef ZPL_IAR_VERSION + #endif + #if defined(__IAR_SYSTEMS_ICC__) + # if __VER__ > 1000 + # define ZPL_IAR_VERSION ZPL_VERSION_ENCODE((__VER__ / 1000000), ((__VER__ / 1000) % 1000), (__VER__ % 1000)) + # else + # define ZPL_IAR_VERSION ZPL_VERSION_ENCODE(VER / 100, __VER__ % 100, 0) + # endif + #endif + + #if defined(ZPL_IAR_VERSION_CHECK) + # undef ZPL_IAR_VERSION_CHECK + #endif + #if defined(ZPL_IAR_VERSION) + # define ZPL_IAR_VERSION_CHECK(major,minor,patch) (ZPL_IAR_VERSION >= ZPL_VERSION_ENCODE(major, minor, patch)) + #else + # define ZPL_IAR_VERSION_CHECK(major,minor,patch) (0) + #endif + + #if defined(ZPL_TINYC_VERSION) + # undef ZPL_TINYC_VERSION + #endif + #if defined(__TINYC__) + # define ZPL_TINYC_VERSION ZPL_VERSION_ENCODE(__TINYC__ / 1000, (__TINYC__ / 100) % 10, __TINYC__ % 100) + #endif + + #if defined(ZPL_TINYC_VERSION_CHECK) + # undef ZPL_TINYC_VERSION_CHECK + #endif + #if defined(ZPL_TINYC_VERSION) + # define ZPL_TINYC_VERSION_CHECK(major,minor,patch) (ZPL_TINYC_VERSION >= ZPL_VERSION_ENCODE(major, minor, patch)) + #else + # define ZPL_TINYC_VERSION_CHECK(major,minor,patch) (0) + #endif + + #if defined(ZPL_DMC_VERSION) + # undef ZPL_DMC_VERSION + #endif + #if defined(__DMC__) + # define ZPL_DMC_VERSION ZPL_VERSION_ENCODE(__DMC__ >> 8, (__DMC__ >> 4) & 0xf, __DMC__ & 0xf) + #endif + + #if defined(ZPL_DMC_VERSION_CHECK) + # undef ZPL_DMC_VERSION_CHECK + #endif + #if defined(ZPL_DMC_VERSION) + # define ZPL_DMC_VERSION_CHECK(major,minor,patch) (ZPL_DMC_VERSION >= ZPL_VERSION_ENCODE(major, minor, patch)) + #else + # define ZPL_DMC_VERSION_CHECK(major,minor,patch) (0) + #endif + + #if defined(ZPL_COMPCERT_VERSION) + # undef ZPL_COMPCERT_VERSION + #endif + #if defined(__COMPCERT_VERSION__) + # define ZPL_COMPCERT_VERSION ZPL_VERSION_ENCODE(__COMPCERT_VERSION__ / 10000, (__COMPCERT_VERSION__ / 100) % 100, __COMPCERT_VERSION__ % 100) + #endif + + #if defined(ZPL_COMPCERT_VERSION_CHECK) + # undef ZPL_COMPCERT_VERSION_CHECK + #endif + #if defined(ZPL_COMPCERT_VERSION) + # define ZPL_COMPCERT_VERSION_CHECK(major,minor,patch) (ZPL_COMPCERT_VERSION >= ZPL_VERSION_ENCODE(major, minor, patch)) + #else + # define ZPL_COMPCERT_VERSION_CHECK(major,minor,patch) (0) + #endif + + #if defined(ZPL_PELLES_VERSION) + # undef ZPL_PELLES_VERSION + #endif + #if defined(__POCC__) + # define ZPL_PELLES_VERSION ZPL_VERSION_ENCODE(__POCC__ / 100, __POCC__ % 100, 0) + #endif + + #if defined(ZPL_PELLES_VERSION_CHECK) + # undef ZPL_PELLES_VERSION_CHECK + #endif + #if defined(ZPL_PELLES_VERSION) + # define ZPL_PELLES_VERSION_CHECK(major,minor,patch) (ZPL_PELLES_VERSION >= ZPL_VERSION_ENCODE(major, minor, patch)) + #else + # define ZPL_PELLES_VERSION_CHECK(major,minor,patch) (0) + #endif + + #if defined(ZPL_GCC_VERSION) + # undef ZPL_GCC_VERSION + #endif + #if \ + defined(ZPL_GNUC_VERSION) && \ + !defined(__clang__) && \ + !defined(ZPL_INTEL_VERSION) && \ + !defined(ZPL_PGI_VERSION) && \ + !defined(ZPL_ARM_VERSION) && \ + !defined(ZPL_TI_VERSION) && \ + !defined(ZPL_TI_ARMCL_VERSION) && \ + !defined(ZPL_TI_CL430_VERSION) && \ + !defined(ZPL_TI_CL2000_VERSION) && \ + !defined(ZPL_TI_CL6X_VERSION) && \ + !defined(ZPL_TI_CL7X_VERSION) && \ + !defined(ZPL_TI_CLPRU_VERSION) && \ + !defined(__COMPCERT__) + # define ZPL_GCC_VERSION ZPL_GNUC_VERSION + #endif + + #if defined(ZPL_GCC_VERSION_CHECK) + # undef ZPL_GCC_VERSION_CHECK + #endif + #if defined(ZPL_GCC_VERSION) + # define ZPL_GCC_VERSION_CHECK(major,minor,patch) (ZPL_GCC_VERSION >= ZPL_VERSION_ENCODE(major, minor, patch)) + #else + # define ZPL_GCC_VERSION_CHECK(major,minor,patch) (0) + #endif + + #if defined(ZPL_HAS_ATTRIBUTE) + # undef ZPL_HAS_ATTRIBUTE + #endif + #if defined(__has_attribute) + # define ZPL_HAS_ATTRIBUTE(attribute) __has_attribute(attribute) + #else + # define ZPL_HAS_ATTRIBUTE(attribute) (0) + #endif + + #if defined(ZPL_GNUC_HAS_ATTRIBUTE) + # undef ZPL_GNUC_HAS_ATTRIBUTE + #endif + #if defined(__has_attribute) + # define ZPL_GNUC_HAS_ATTRIBUTE(attribute,major,minor,patch) __has_attribute(attribute) + #else + # define ZPL_GNUC_HAS_ATTRIBUTE(attribute,major,minor,patch) ZPL_GNUC_VERSION_CHECK(major,minor,patch) + #endif + + #if defined(ZPL_GCC_HAS_ATTRIBUTE) + # undef ZPL_GCC_HAS_ATTRIBUTE + #endif + #if defined(__has_attribute) + # define ZPL_GCC_HAS_ATTRIBUTE(attribute,major,minor,patch) __has_attribute(attribute) + #else + # define ZPL_GCC_HAS_ATTRIBUTE(attribute,major,minor,patch) ZPL_GCC_VERSION_CHECK(major,minor,patch) + #endif + + #if defined(ZPL_HAS_CPP_ATTRIBUTE) + # undef ZPL_HAS_CPP_ATTRIBUTE + #endif + #if \ + defined(__has_cpp_attribute) && \ + defined(__cplusplus) && \ + (!defined(ZPL_SUNPRO_VERSION) || ZPL_SUNPRO_VERSION_CHECK(5,15,0)) + # define ZPL_HAS_CPP_ATTRIBUTE(attribute) __has_cpp_attribute(attribute) + #else + # define ZPL_HAS_CPP_ATTRIBUTE(attribute) (0) + #endif + + #if defined(ZPL_HAS_CPP_ATTRIBUTE_NS) + # undef ZPL_HAS_CPP_ATTRIBUTE_NS + #endif + #if !defined(__cplusplus) || !defined(__has_cpp_attribute) + # define ZPL_HAS_CPP_ATTRIBUTE_NS(ns,attribute) (0) + #elif \ + !defined(ZPL_PGI_VERSION) && \ + !defined(ZPL_IAR_VERSION) && \ + (!defined(ZPL_SUNPRO_VERSION) || ZPL_SUNPRO_VERSION_CHECK(5,15,0)) && \ + (!defined(ZPL_MSVC_VERSION) || ZPL_MSVC_VERSION_CHECK(19,20,0)) + # define ZPL_HAS_CPP_ATTRIBUTE_NS(ns,attribute) ZPL_HAS_CPP_ATTRIBUTE(ns::attribute) + #else + # define ZPL_HAS_CPP_ATTRIBUTE_NS(ns,attribute) (0) + #endif + + #if defined(ZPL_GNUC_HAS_CPP_ATTRIBUTE) + # undef ZPL_GNUC_HAS_CPP_ATTRIBUTE + #endif + #if defined(__has_cpp_attribute) && defined(__cplusplus) + # define ZPL_GNUC_HAS_CPP_ATTRIBUTE(attribute,major,minor,patch) __has_cpp_attribute(attribute) + #else + # define ZPL_GNUC_HAS_CPP_ATTRIBUTE(attribute,major,minor,patch) ZPL_GNUC_VERSION_CHECK(major,minor,patch) + #endif + + #if defined(ZPL_GCC_HAS_CPP_ATTRIBUTE) + # undef ZPL_GCC_HAS_CPP_ATTRIBUTE + #endif + #if defined(__has_cpp_attribute) && defined(__cplusplus) + # define ZPL_GCC_HAS_CPP_ATTRIBUTE(attribute,major,minor,patch) __has_cpp_attribute(attribute) + #else + # define ZPL_GCC_HAS_CPP_ATTRIBUTE(attribute,major,minor,patch) ZPL_GCC_VERSION_CHECK(major,minor,patch) + #endif + + #if defined(ZPL_HAS_BUILTIN) + # undef ZPL_HAS_BUILTIN + #endif + #if defined(__has_builtin) + # define ZPL_HAS_BUILTIN(builtin) __has_builtin(builtin) + #else + # define ZPL_HAS_BUILTIN(builtin) (0) + #endif + + #if defined(ZPL_GNUC_HAS_BUILTIN) + # undef ZPL_GNUC_HAS_BUILTIN + #endif + #if defined(__has_builtin) + # define ZPL_GNUC_HAS_BUILTIN(builtin,major,minor,patch) __has_builtin(builtin) + #else + # define ZPL_GNUC_HAS_BUILTIN(builtin,major,minor,patch) ZPL_GNUC_VERSION_CHECK(major,minor,patch) + #endif + + #if defined(ZPL_GCC_HAS_BUILTIN) + # undef ZPL_GCC_HAS_BUILTIN + #endif + #if defined(__has_builtin) + # define ZPL_GCC_HAS_BUILTIN(builtin,major,minor,patch) __has_builtin(builtin) + #else + # define ZPL_GCC_HAS_BUILTIN(builtin,major,minor,patch) ZPL_GCC_VERSION_CHECK(major,minor,patch) + #endif + + #if defined(ZPL_HAS_FEATURE) + # undef ZPL_HAS_FEATURE + #endif + #if defined(__has_feature) + # define ZPL_HAS_FEATURE(feature) __has_feature(feature) + #else + # define ZPL_HAS_FEATURE(feature) (0) + #endif + + #if defined(ZPL_GNUC_HAS_FEATURE) + # undef ZPL_GNUC_HAS_FEATURE + #endif + #if defined(__has_feature) + # define ZPL_GNUC_HAS_FEATURE(feature,major,minor,patch) __has_feature(feature) + #else + # define ZPL_GNUC_HAS_FEATURE(feature,major,minor,patch) ZPL_GNUC_VERSION_CHECK(major,minor,patch) + #endif + + #if defined(ZPL_GCC_HAS_FEATURE) + # undef ZPL_GCC_HAS_FEATURE + #endif + #if defined(__has_feature) + # define ZPL_GCC_HAS_FEATURE(feature,major,minor,patch) __has_feature(feature) + #else + # define ZPL_GCC_HAS_FEATURE(feature,major,minor,patch) ZPL_GCC_VERSION_CHECK(major,minor,patch) + #endif + + #if defined(ZPL_HAS_EXTENSION) + # undef ZPL_HAS_EXTENSION + #endif + #if defined(__has_extension) + # define ZPL_HAS_EXTENSION(extension) __has_extension(extension) + #else + # define ZPL_HAS_EXTENSION(extension) (0) + #endif + + #if defined(ZPL_GNUC_HAS_EXTENSION) + # undef ZPL_GNUC_HAS_EXTENSION + #endif + #if defined(__has_extension) + # define ZPL_GNUC_HAS_EXTENSION(extension,major,minor,patch) __has_extension(extension) + #else + # define ZPL_GNUC_HAS_EXTENSION(extension,major,minor,patch) ZPL_GNUC_VERSION_CHECK(major,minor,patch) + #endif + + #if defined(ZPL_GCC_HAS_EXTENSION) + # undef ZPL_GCC_HAS_EXTENSION + #endif + #if defined(__has_extension) + # define ZPL_GCC_HAS_EXTENSION(extension,major,minor,patch) __has_extension(extension) + #else + # define ZPL_GCC_HAS_EXTENSION(extension,major,minor,patch) ZPL_GCC_VERSION_CHECK(major,minor,patch) + #endif + + #if defined(ZPL_HAS_DECLSPEC_ATTRIBUTE) + # undef ZPL_HAS_DECLSPEC_ATTRIBUTE + #endif + #if defined(__has_declspec_attribute) + # define ZPL_HAS_DECLSPEC_ATTRIBUTE(attribute) __has_declspec_attribute(attribute) + #else + # define ZPL_HAS_DECLSPEC_ATTRIBUTE(attribute) (0) + #endif + + #if defined(ZPL_GNUC_HAS_DECLSPEC_ATTRIBUTE) + # undef ZPL_GNUC_HAS_DECLSPEC_ATTRIBUTE + #endif + #if defined(__has_declspec_attribute) + # define ZPL_GNUC_HAS_DECLSPEC_ATTRIBUTE(attribute,major,minor,patch) __has_declspec_attribute(attribute) + #else + # define ZPL_GNUC_HAS_DECLSPEC_ATTRIBUTE(attribute,major,minor,patch) ZPL_GNUC_VERSION_CHECK(major,minor,patch) + #endif + + #if defined(ZPL_GCC_HAS_DECLSPEC_ATTRIBUTE) + # undef ZPL_GCC_HAS_DECLSPEC_ATTRIBUTE + #endif + #if defined(__has_declspec_attribute) + # define ZPL_GCC_HAS_DECLSPEC_ATTRIBUTE(attribute,major,minor,patch) __has_declspec_attribute(attribute) + #else + # define ZPL_GCC_HAS_DECLSPEC_ATTRIBUTE(attribute,major,minor,patch) ZPL_GCC_VERSION_CHECK(major,minor,patch) + #endif + + #if defined(ZPL_HAS_WARNING) + # undef ZPL_HAS_WARNING + #endif + #if defined(__has_warning) + # define ZPL_HAS_WARNING(warning) __has_warning(warning) + #else + # define ZPL_HAS_WARNING(warning) (0) + #endif + + #if defined(ZPL_GNUC_HAS_WARNING) + # undef ZPL_GNUC_HAS_WARNING + #endif + #if defined(__has_warning) + # define ZPL_GNUC_HAS_WARNING(warning,major,minor,patch) __has_warning(warning) + #else + # define ZPL_GNUC_HAS_WARNING(warning,major,minor,patch) ZPL_GNUC_VERSION_CHECK(major,minor,patch) + #endif + + #if defined(ZPL_GCC_HAS_WARNING) + # undef ZPL_GCC_HAS_WARNING + #endif + #if defined(__has_warning) + # define ZPL_GCC_HAS_WARNING(warning,major,minor,patch) __has_warning(warning) + #else + # define ZPL_GCC_HAS_WARNING(warning,major,minor,patch) ZPL_GCC_VERSION_CHECK(major,minor,patch) + #endif + + /* ZPL_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_ is for + ZPL INTERNAL USE ONLY. API subject to change without notice. */ + #if defined(ZPL_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_) + # undef ZPL_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_ + #endif + #if defined(__cplusplus) + # if ZPL_HAS_WARNING("-Wc++98-compat") + # if ZPL_HAS_WARNING("-Wc++17-extensions") + # define ZPL_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_(xpr) \ + ZPL_DIAGNOSTIC_PUSH \ + _Pragma("clang diagnostic ignored \"-Wc++98-compat\"") \ + _Pragma("clang diagnostic ignored \"-Wc++17-extensions\"") \ + xpr \ + ZPL_DIAGNOSTIC_POP + # else + # define ZPL_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_(xpr) \ + ZPL_DIAGNOSTIC_PUSH \ + _Pragma("clang diagnostic ignored \"-Wc++98-compat\"") \ + xpr \ + ZPL_DIAGNOSTIC_POP + # endif + # endif + #endif + #if !defined(ZPL_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_) + # define ZPL_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_(x) x + #endif + + #if defined(ZPL_CONST_CAST) + # undef ZPL_CONST_CAST + #endif + #if defined(__cplusplus) + # define ZPL_CONST_CAST(T, expr) (const_cast(expr)) + #elif \ + ZPL_HAS_WARNING("-Wcast-qual") || \ + ZPL_GCC_VERSION_CHECK(4,6,0) || \ + ZPL_INTEL_VERSION_CHECK(13,0,0) + # define ZPL_CONST_CAST(T, expr) (__extension__ ({ \ + ZPL_DIAGNOSTIC_PUSH \ + ZPL_DIAGNOSTIC_DISABLE_CAST_QUAL \ + ((T) (expr)); \ + ZPL_DIAGNOSTIC_POP \ + })) + #else + # define ZPL_CONST_CAST(T, expr) ((T) (expr)) + #endif + + #if defined(ZPL_REINTERPRET_CAST) + # undef ZPL_REINTERPRET_CAST + #endif + #if defined(__cplusplus) + # define ZPL_REINTERPRET_CAST(T, expr) (reinterpret_cast(expr)) + #else + # define ZPL_REINTERPRET_CAST(T, expr) ((T) (expr)) + #endif + + #if defined(ZPL_STATIC_CAST) + # undef ZPL_STATIC_CAST + #endif + #if defined(__cplusplus) + # define ZPL_STATIC_CAST(T, expr) (static_cast(expr)) + #else + # define ZPL_STATIC_CAST(T, expr) ((T) (expr)) + #endif + + #if defined(ZPL_CPP_CAST) + # undef ZPL_CPP_CAST + #endif + #if defined(__cplusplus) + # if ZPL_HAS_WARNING("-Wold-style-cast") + # define ZPL_CPP_CAST(T, expr) \ + ZPL_DIAGNOSTIC_PUSH \ + _Pragma("clang diagnostic ignored \"-Wold-style-cast\"") \ + ((T) (expr)) \ + ZPL_DIAGNOSTIC_POP + # elif ZPL_IAR_VERSION_CHECK(8,3,0) + # define ZPL_CPP_CAST(T, expr) \ + ZPL_DIAGNOSTIC_PUSH \ + _Pragma("diag_suppress=Pe137") \ + ZPL_DIAGNOSTIC_POP \ + # else + # define ZPL_CPP_CAST(T, expr) ((T) (expr)) + # endif + #else + # define ZPL_CPP_CAST(T, expr) (expr) + #endif + + #if \ + (defined(__STDC_VERSION__) && (__STDC_VERSION__ >= 199901L)) || \ + defined(__clang__) || \ + ZPL_GCC_VERSION_CHECK(3,0,0) || \ + ZPL_INTEL_VERSION_CHECK(13,0,0) || \ + ZPL_IAR_VERSION_CHECK(8,0,0) || \ + ZPL_PGI_VERSION_CHECK(18,4,0) || \ + ZPL_ARM_VERSION_CHECK(4,1,0) || \ + ZPL_TI_VERSION_CHECK(15,12,0) || \ + ZPL_TI_ARMCL_VERSION_CHECK(4,7,0) || \ + ZPL_TI_CL430_VERSION_CHECK(2,0,1) || \ + ZPL_TI_CL2000_VERSION_CHECK(6,1,0) || \ + ZPL_TI_CL6X_VERSION_CHECK(7,0,0) || \ + ZPL_TI_CL7X_VERSION_CHECK(1,2,0) || \ + ZPL_TI_CLPRU_VERSION_CHECK(2,1,0) || \ + ZPL_CRAY_VERSION_CHECK(5,0,0) || \ + ZPL_TINYC_VERSION_CHECK(0,9,17) || \ + ZPL_SUNPRO_VERSION_CHECK(8,0,0) || \ + (ZPL_IBM_VERSION_CHECK(10,1,0) && defined(__C99_PRAGMA_OPERATOR)) + # define ZPL_PRAGMA(value) _Pragma(#value) + #elif ZPL_MSVC_VERSION_CHECK(15,0,0) + # define ZPL_PRAGMA(value) __pragma(value) + #else + # define ZPL_PRAGMA(value) + #endif + + #if defined(ZPL_DIAGNOSTIC_PUSH) + # undef ZPL_DIAGNOSTIC_PUSH + #endif + #if defined(ZPL_DIAGNOSTIC_POP) + # undef ZPL_DIAGNOSTIC_POP + #endif + #if defined(__clang__) + # define ZPL_DIAGNOSTIC_PUSH _Pragma("clang diagnostic push") + # define ZPL_DIAGNOSTIC_POP _Pragma("clang diagnostic pop") + #elif ZPL_INTEL_VERSION_CHECK(13,0,0) + # define ZPL_DIAGNOSTIC_PUSH _Pragma("warning(push)") + # define ZPL_DIAGNOSTIC_POP _Pragma("warning(pop)") + #elif ZPL_GCC_VERSION_CHECK(4,6,0) + # define ZPL_DIAGNOSTIC_PUSH _Pragma("GCC diagnostic push") + # define ZPL_DIAGNOSTIC_POP _Pragma("GCC diagnostic pop") + #elif ZPL_MSVC_VERSION_CHECK(15,0,0) + # define ZPL_DIAGNOSTIC_PUSH __pragma(warning(push)) + # define ZPL_DIAGNOSTIC_POP __pragma(warning(pop)) + #elif ZPL_ARM_VERSION_CHECK(5,6,0) + # define ZPL_DIAGNOSTIC_PUSH _Pragma("push") + # define ZPL_DIAGNOSTIC_POP _Pragma("pop") + #elif \ + ZPL_TI_VERSION_CHECK(15,12,0) || \ + ZPL_TI_ARMCL_VERSION_CHECK(5,2,0) || \ + ZPL_TI_CL430_VERSION_CHECK(4,4,0) || \ + ZPL_TI_CL6X_VERSION_CHECK(8,1,0) || \ + ZPL_TI_CL7X_VERSION_CHECK(1,2,0) || \ + ZPL_TI_CLPRU_VERSION_CHECK(2,1,0) + # define ZPL_DIAGNOSTIC_PUSH _Pragma("diag_push") + # define ZPL_DIAGNOSTIC_POP _Pragma("diag_pop") + #elif ZPL_PELLES_VERSION_CHECK(2,90,0) + # define ZPL_DIAGNOSTIC_PUSH _Pragma("warning(push)") + # define ZPL_DIAGNOSTIC_POP _Pragma("warning(pop)") + #else + # define ZPL_DIAGNOSTIC_PUSH + # define ZPL_DIAGNOSTIC_POP + #endif + + #if defined(ZPL_DIAGNOSTIC_DISABLE_DEPRECATED) + # undef ZPL_DIAGNOSTIC_DISABLE_DEPRECATED + #endif + #if ZPL_HAS_WARNING("-Wdeprecated-declarations") + # define ZPL_DIAGNOSTIC_DISABLE_DEPRECATED _Pragma("clang diagnostic ignored \"-Wdeprecated-declarations\"") + #elif ZPL_INTEL_VERSION_CHECK(13,0,0) + # define ZPL_DIAGNOSTIC_DISABLE_DEPRECATED _Pragma("warning(disable:1478 1786)") + #elif ZPL_PGI_VERSION_CHECK(17,10,0) + # define ZPL_DIAGNOSTIC_DISABLE_DEPRECATED _Pragma("diag_suppress 1215,1444") + #elif ZPL_GCC_VERSION_CHECK(4,3,0) + # define ZPL_DIAGNOSTIC_DISABLE_DEPRECATED _Pragma("GCC diagnostic ignored \"-Wdeprecated-declarations\"") + #elif ZPL_MSVC_VERSION_CHECK(15,0,0) + # define ZPL_DIAGNOSTIC_DISABLE_DEPRECATED __pragma(warning(disable:4996)) + #elif \ + ZPL_TI_VERSION_CHECK(15,12,0) || \ + (ZPL_TI_ARMCL_VERSION_CHECK(4,8,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + ZPL_TI_ARMCL_VERSION_CHECK(5,2,0) || \ + (ZPL_TI_CL2000_VERSION_CHECK(6,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + ZPL_TI_CL2000_VERSION_CHECK(6,4,0) || \ + (ZPL_TI_CL430_VERSION_CHECK(4,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + ZPL_TI_CL430_VERSION_CHECK(4,3,0) || \ + (ZPL_TI_CL6X_VERSION_CHECK(7,2,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + ZPL_TI_CL6X_VERSION_CHECK(7,5,0) || \ + ZPL_TI_CL7X_VERSION_CHECK(1,2,0) || \ + ZPL_TI_CLPRU_VERSION_CHECK(2,1,0) + # define ZPL_DIAGNOSTIC_DISABLE_DEPRECATED _Pragma("diag_suppress 1291,1718") + #elif ZPL_SUNPRO_VERSION_CHECK(5,13,0) && !defined(__cplusplus) + # define ZPL_DIAGNOSTIC_DISABLE_DEPRECATED _Pragma("error_messages(off,E_DEPRECATED_ATT,E_DEPRECATED_ATT_MESS)") + #elif ZPL_SUNPRO_VERSION_CHECK(5,13,0) && defined(__cplusplus) + # define ZPL_DIAGNOSTIC_DISABLE_DEPRECATED _Pragma("error_messages(off,symdeprecated,symdeprecated2)") + #elif ZPL_IAR_VERSION_CHECK(8,0,0) + # define ZPL_DIAGNOSTIC_DISABLE_DEPRECATED _Pragma("diag_suppress=Pe1444,Pe1215") + #elif ZPL_PELLES_VERSION_CHECK(2,90,0) + # define ZPL_DIAGNOSTIC_DISABLE_DEPRECATED _Pragma("warn(disable:2241)") + #else + # define ZPL_DIAGNOSTIC_DISABLE_DEPRECATED + #endif + + #if defined(ZPL_DIAGNOSTIC_DISABLE_UNKNOWN_PRAGMAS) + # undef ZPL_DIAGNOSTIC_DISABLE_UNKNOWN_PRAGMAS + #endif + #if ZPL_HAS_WARNING("-Wunknown-pragmas") + # define ZPL_DIAGNOSTIC_DISABLE_UNKNOWN_PRAGMAS _Pragma("clang diagnostic ignored \"-Wunknown-pragmas\"") + #elif ZPL_INTEL_VERSION_CHECK(13,0,0) + # define ZPL_DIAGNOSTIC_DISABLE_UNKNOWN_PRAGMAS _Pragma("warning(disable:161)") + #elif ZPL_PGI_VERSION_CHECK(17,10,0) + # define ZPL_DIAGNOSTIC_DISABLE_UNKNOWN_PRAGMAS _Pragma("diag_suppress 1675") + #elif ZPL_GCC_VERSION_CHECK(4,3,0) + # define ZPL_DIAGNOSTIC_DISABLE_UNKNOWN_PRAGMAS _Pragma("GCC diagnostic ignored \"-Wunknown-pragmas\"") + #elif ZPL_MSVC_VERSION_CHECK(15,0,0) + # define ZPL_DIAGNOSTIC_DISABLE_UNKNOWN_PRAGMAS __pragma(warning(disable:4068)) + #elif \ + ZPL_TI_VERSION_CHECK(16,9,0) || \ + ZPL_TI_CL6X_VERSION_CHECK(8,0,0) || \ + ZPL_TI_CL7X_VERSION_CHECK(1,2,0) || \ + ZPL_TI_CLPRU_VERSION_CHECK(2,3,0) + # define ZPL_DIAGNOSTIC_DISABLE_UNKNOWN_PRAGMAS _Pragma("diag_suppress 163") + #elif ZPL_TI_CL6X_VERSION_CHECK(8,0,0) + # define ZPL_DIAGNOSTIC_DISABLE_UNKNOWN_PRAGMAS _Pragma("diag_suppress 163") + #elif ZPL_IAR_VERSION_CHECK(8,0,0) + # define ZPL_DIAGNOSTIC_DISABLE_UNKNOWN_PRAGMAS _Pragma("diag_suppress=Pe161") + #else + # define ZPL_DIAGNOSTIC_DISABLE_UNKNOWN_PRAGMAS + #endif + + #if defined(ZPL_DIAGNOSTIC_DISABLE_UNKNOWN_CPP_ATTRIBUTES) + # undef ZPL_DIAGNOSTIC_DISABLE_UNKNOWN_CPP_ATTRIBUTES + #endif + #if ZPL_HAS_WARNING("-Wunknown-attributes") + # define ZPL_DIAGNOSTIC_DISABLE_UNKNOWN_CPP_ATTRIBUTES _Pragma("clang diagnostic ignored \"-Wunknown-attributes\"") + #elif ZPL_GCC_VERSION_CHECK(4,6,0) + # define ZPL_DIAGNOSTIC_DISABLE_UNKNOWN_CPP_ATTRIBUTES _Pragma("GCC diagnostic ignored \"-Wdeprecated-declarations\"") + #elif ZPL_INTEL_VERSION_CHECK(17,0,0) + # define ZPL_DIAGNOSTIC_DISABLE_UNKNOWN_CPP_ATTRIBUTES _Pragma("warning(disable:1292)") + #elif ZPL_MSVC_VERSION_CHECK(19,0,0) + # define ZPL_DIAGNOSTIC_DISABLE_UNKNOWN_CPP_ATTRIBUTES __pragma(warning(disable:5030)) + #elif ZPL_PGI_VERSION_CHECK(17,10,0) + # define ZPL_DIAGNOSTIC_DISABLE_UNKNOWN_CPP_ATTRIBUTES _Pragma("diag_suppress 1097") + #elif ZPL_SUNPRO_VERSION_CHECK(5,14,0) && defined(__cplusplus) + # define ZPL_DIAGNOSTIC_DISABLE_UNKNOWN_CPP_ATTRIBUTES _Pragma("error_messages(off,attrskipunsup)") + #elif \ + ZPL_TI_VERSION_CHECK(18,1,0) || \ + ZPL_TI_CL6X_VERSION_CHECK(8,3,0) || \ + ZPL_TI_CL7X_VERSION_CHECK(1,2,0) + # define ZPL_DIAGNOSTIC_DISABLE_UNKNOWN_CPP_ATTRIBUTES _Pragma("diag_suppress 1173") + #elif ZPL_IAR_VERSION_CHECK(8,0,0) + # define ZPL_DIAGNOSTIC_DISABLE_UNKNOWN_CPP_ATTRIBUTES _Pragma("diag_suppress=Pe1097") + #else + # define ZPL_DIAGNOSTIC_DISABLE_UNKNOWN_CPP_ATTRIBUTES + #endif + + #if defined(ZPL_DIAGNOSTIC_DISABLE_CAST_QUAL) + # undef ZPL_DIAGNOSTIC_DISABLE_CAST_QUAL + #endif + #if ZPL_HAS_WARNING("-Wcast-qual") + # define ZPL_DIAGNOSTIC_DISABLE_CAST_QUAL _Pragma("clang diagnostic ignored \"-Wcast-qual\"") + #elif ZPL_INTEL_VERSION_CHECK(13,0,0) + # define ZPL_DIAGNOSTIC_DISABLE_CAST_QUAL _Pragma("warning(disable:2203 2331)") + #elif ZPL_GCC_VERSION_CHECK(3,0,0) + # define ZPL_DIAGNOSTIC_DISABLE_CAST_QUAL _Pragma("GCC diagnostic ignored \"-Wcast-qual\"") + #else + # define ZPL_DIAGNOSTIC_DISABLE_CAST_QUAL + #endif + + #if defined(ZPL_DEPRECATED) + # undef ZPL_DEPRECATED + #endif + #if defined(ZPL_DEPRECATED_FOR) + # undef ZPL_DEPRECATED_FOR + #endif + #if defined(__cplusplus) && (__cplusplus >= 201402L) + # define ZPL_DEPRECATED(since) ZPL_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_([[deprecated("Since " #since)]]) + # define ZPL_DEPRECATED_FOR(since, replacement) ZPL_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_([[deprecated("Since " #since "; use " #replacement)]]) + #elif \ + ZPL_HAS_EXTENSION(attribute_deprecated_with_message) || \ + ZPL_GCC_VERSION_CHECK(4,5,0) || \ + ZPL_INTEL_VERSION_CHECK(13,0,0) || \ + ZPL_ARM_VERSION_CHECK(5,6,0) || \ + ZPL_SUNPRO_VERSION_CHECK(5,13,0) || \ + ZPL_PGI_VERSION_CHECK(17,10,0) || \ + ZPL_TI_VERSION_CHECK(18,1,0) || \ + ZPL_TI_ARMCL_VERSION_CHECK(18,1,0) || \ + ZPL_TI_CL6X_VERSION_CHECK(8,3,0) || \ + ZPL_TI_CL7X_VERSION_CHECK(1,2,0) || \ + ZPL_TI_CLPRU_VERSION_CHECK(2,3,0) + # define ZPL_DEPRECATED(since) __attribute__((__deprecated__("Since " #since))) + # define ZPL_DEPRECATED_FOR(since, replacement) __attribute__((__deprecated__("Since " #since "; use " #replacement))) + #elif \ + ZPL_HAS_ATTRIBUTE(deprecated) || \ + ZPL_GCC_VERSION_CHECK(3,1,0) || \ + ZPL_ARM_VERSION_CHECK(4,1,0) || \ + ZPL_TI_VERSION_CHECK(15,12,0) || \ + (ZPL_TI_ARMCL_VERSION_CHECK(4,8,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + ZPL_TI_ARMCL_VERSION_CHECK(5,2,0) || \ + (ZPL_TI_CL2000_VERSION_CHECK(6,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + ZPL_TI_CL2000_VERSION_CHECK(6,4,0) || \ + (ZPL_TI_CL430_VERSION_CHECK(4,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + ZPL_TI_CL430_VERSION_CHECK(4,3,0) || \ + (ZPL_TI_CL6X_VERSION_CHECK(7,2,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + ZPL_TI_CL6X_VERSION_CHECK(7,5,0) || \ + ZPL_TI_CL7X_VERSION_CHECK(1,2,0) || \ + ZPL_TI_CLPRU_VERSION_CHECK(2,1,0) + # define ZPL_DEPRECATED(since) __attribute__((__deprecated__)) + # define ZPL_DEPRECATED_FOR(since, replacement) __attribute__((__deprecated__)) + #elif ZPL_MSVC_VERSION_CHECK(14,0,0) + # define ZPL_DEPRECATED(since) __declspec(deprecated("Since " # since)) + # define ZPL_DEPRECATED_FOR(since, replacement) __declspec(deprecated("Since " #since "; use " #replacement)) + #elif \ + ZPL_MSVC_VERSION_CHECK(13,10,0) || \ + ZPL_PELLES_VERSION_CHECK(6,50,0) + # define ZPL_DEPRECATED(since) __declspec(deprecated) + # define ZPL_DEPRECATED_FOR(since, replacement) __declspec(deprecated) + #elif ZPL_IAR_VERSION_CHECK(8,0,0) + # define ZPL_DEPRECATED(since) _Pragma("deprecated") + # define ZPL_DEPRECATED_FOR(since, replacement) _Pragma("deprecated") + #else + # define ZPL_DEPRECATED(since) + # define ZPL_DEPRECATED_FOR(since, replacement) + #endif + + #if defined(ZPL_UNAVAILABLE) + # undef ZPL_UNAVAILABLE + #endif + #if \ + ZPL_HAS_ATTRIBUTE(warning) || \ + ZPL_GCC_VERSION_CHECK(4,3,0) || \ + ZPL_INTEL_VERSION_CHECK(13,0,0) + # define ZPL_UNAVAILABLE(available_since) __attribute__((__warning__("Not available until " #available_since))) + #else + # define ZPL_UNAVAILABLE(available_since) + #endif + + #if defined(ZPL_WARN_UNUSED_RESULT) + # undef ZPL_WARN_UNUSED_RESULT + #endif + #if defined(ZPL_WARN_UNUSED_RESULT_MSG) + # undef ZPL_WARN_UNUSED_RESULT_MSG + #endif + #if (ZPL_HAS_CPP_ATTRIBUTE(nodiscard) >= 201907L) + # define ZPL_WARN_UNUSED_RESULT ZPL_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_([[nodiscard]]) + # define ZPL_WARN_UNUSED_RESULT_MSG(msg) ZPL_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_([[nodiscard(msg)]]) + #elif ZPL_HAS_CPP_ATTRIBUTE(nodiscard) + # define ZPL_WARN_UNUSED_RESULT ZPL_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_([[nodiscard]]) + # define ZPL_WARN_UNUSED_RESULT_MSG(msg) ZPL_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_([[nodiscard]]) + #elif \ + ZPL_HAS_ATTRIBUTE(warn_unused_result) || \ + ZPL_GCC_VERSION_CHECK(3,4,0) || \ + ZPL_INTEL_VERSION_CHECK(13,0,0) || \ + ZPL_TI_VERSION_CHECK(15,12,0) || \ + (ZPL_TI_ARMCL_VERSION_CHECK(4,8,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + ZPL_TI_ARMCL_VERSION_CHECK(5,2,0) || \ + (ZPL_TI_CL2000_VERSION_CHECK(6,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + ZPL_TI_CL2000_VERSION_CHECK(6,4,0) || \ + (ZPL_TI_CL430_VERSION_CHECK(4,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + ZPL_TI_CL430_VERSION_CHECK(4,3,0) || \ + (ZPL_TI_CL6X_VERSION_CHECK(7,2,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + ZPL_TI_CL6X_VERSION_CHECK(7,5,0) || \ + ZPL_TI_CL7X_VERSION_CHECK(1,2,0) || \ + ZPL_TI_CLPRU_VERSION_CHECK(2,1,0) || \ + (ZPL_SUNPRO_VERSION_CHECK(5,15,0) && defined(__cplusplus)) || \ + ZPL_PGI_VERSION_CHECK(17,10,0) + # define ZPL_WARN_UNUSED_RESULT __attribute__((__warn_unused_result__)) + # define ZPL_WARN_UNUSED_RESULT_MSG(msg) __attribute__((__warn_unused_result__)) + #elif defined(_Check_return_) /* SAL */ + # define ZPL_WARN_UNUSED_RESULT _Check_return_ + # define ZPL_WARN_UNUSED_RESULT_MSG(msg) _Check_return_ + #else + # define ZPL_WARN_UNUSED_RESULT + # define ZPL_WARN_UNUSED_RESULT_MSG(msg) + #endif + + #if defined(ZPL_SENTINEL) + # undef ZPL_SENTINEL + #endif + #if \ + ZPL_HAS_ATTRIBUTE(sentinel) || \ + ZPL_GCC_VERSION_CHECK(4,0,0) || \ + ZPL_INTEL_VERSION_CHECK(13,0,0) || \ + ZPL_ARM_VERSION_CHECK(5,4,0) + # define ZPL_SENTINEL(position) __attribute__((__sentinel__(position))) + #else + # define ZPL_SENTINEL(position) + #endif + + #if defined(ZPL_NO_RETURN) + # undef ZPL_NO_RETURN + #endif + #if ZPL_IAR_VERSION_CHECK(8,0,0) + # define ZPL_NO_RETURN __noreturn + #elif ZPL_INTEL_VERSION_CHECK(13,0,0) + # define ZPL_NO_RETURN __attribute__((__noreturn__)) + #elif defined(__STDC_VERSION__) && __STDC_VERSION__ >= 201112L + # define ZPL_NO_RETURN _Noreturn + #elif defined(__cplusplus) && (__cplusplus >= 201103L) + # define ZPL_NO_RETURN ZPL_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_([[noreturn]]) + #elif \ + ZPL_HAS_ATTRIBUTE(noreturn) || \ + ZPL_GCC_VERSION_CHECK(3,2,0) || \ + ZPL_SUNPRO_VERSION_CHECK(5,11,0) || \ + ZPL_ARM_VERSION_CHECK(4,1,0) || \ + ZPL_IBM_VERSION_CHECK(10,1,0) || \ + ZPL_TI_VERSION_CHECK(15,12,0) || \ + (ZPL_TI_ARMCL_VERSION_CHECK(4,8,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + ZPL_TI_ARMCL_VERSION_CHECK(5,2,0) || \ + (ZPL_TI_CL2000_VERSION_CHECK(6,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + ZPL_TI_CL2000_VERSION_CHECK(6,4,0) || \ + (ZPL_TI_CL430_VERSION_CHECK(4,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + ZPL_TI_CL430_VERSION_CHECK(4,3,0) || \ + (ZPL_TI_CL6X_VERSION_CHECK(7,2,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + ZPL_TI_CL6X_VERSION_CHECK(7,5,0) || \ + ZPL_TI_CL7X_VERSION_CHECK(1,2,0) || \ + ZPL_TI_CLPRU_VERSION_CHECK(2,1,0) + # define ZPL_NO_RETURN __attribute__((__noreturn__)) + #elif ZPL_SUNPRO_VERSION_CHECK(5,10,0) + # define ZPL_NO_RETURN _Pragma("does_not_return") + #elif ZPL_MSVC_VERSION_CHECK(13,10,0) + # define ZPL_NO_RETURN __declspec(noreturn) + #elif ZPL_TI_CL6X_VERSION_CHECK(6,0,0) && defined(__cplusplus) + # define ZPL_NO_RETURN _Pragma("FUNC_NEVER_RETURNS;") + #elif ZPL_COMPCERT_VERSION_CHECK(3,2,0) + # define ZPL_NO_RETURN __attribute((noreturn)) + #elif ZPL_PELLES_VERSION_CHECK(9,0,0) + # define ZPL_NO_RETURN __declspec(noreturn) + #else + # define ZPL_NO_RETURN + #endif + + #if defined(ZPL_NO_ESCAPE) + # undef ZPL_NO_ESCAPE + #endif + #if ZPL_HAS_ATTRIBUTE(noescape) + # define ZPL_NO_ESCAPE __attribute__((__noescape__)) + #else + # define ZPL_NO_ESCAPE + #endif + + #if defined(ZPL_UNREACHABLE) + # undef ZPL_UNREACHABLE + #endif + #if defined(ZPL_UNREACHABLE_RETURN) + # undef ZPL_UNREACHABLE_RETURN + #endif + #if defined(ZPL_ASSUME) + # undef ZPL_ASSUME + #endif + #if \ + ZPL_MSVC_VERSION_CHECK(13,10,0) || \ + ZPL_INTEL_VERSION_CHECK(13,0,0) + # define ZPL_ASSUME(expr) __assume(expr) + #elif ZPL_HAS_BUILTIN(__builtin_assume) + # define ZPL_ASSUME(expr) __builtin_assume(expr) + #elif \ + ZPL_TI_CL2000_VERSION_CHECK(6,2,0) || \ + ZPL_TI_CL6X_VERSION_CHECK(4,0,0) + # if defined(__cplusplus) + # define ZPL_ASSUME(expr) std::_nassert(expr) + # else + # define ZPL_ASSUME(expr) _nassert(expr) + # endif + #endif + #if \ + (ZPL_HAS_BUILTIN(__builtin_unreachable) && (!defined(ZPL_ARM_VERSION))) || \ + ZPL_GCC_VERSION_CHECK(4,5,0) || \ + ZPL_PGI_VERSION_CHECK(18,10,0) || \ + ZPL_INTEL_VERSION_CHECK(13,0,0) || \ + ZPL_IBM_VERSION_CHECK(13,1,5) + # define ZPL_UNREACHABLE() __builtin_unreachable() + #elif defined(ZPL_ASSUME) + # define ZPL_UNREACHABLE() ZPL_ASSUME(0) + #endif + #if !defined(ZPL_ASSUME) + # if defined(ZPL_UNREACHABLE) + # define ZPL_ASSUME(expr) ZPL_STATIC_CAST(void, ((expr) ? 1 : (ZPL_UNREACHABLE(), 1))) + # else + # define ZPL_ASSUME(expr) ZPL_STATIC_CAST(void, expr) + # endif + #endif + #if defined(ZPL_UNREACHABLE) + # if \ + ZPL_TI_CL2000_VERSION_CHECK(6,2,0) || \ + ZPL_TI_CL6X_VERSION_CHECK(4,0,0) + # define ZPL_UNREACHABLE_RETURN(value) return (ZPL_STATIC_CAST(void, ZPL_ASSUME(0)), (value)) + # else + # define ZPL_UNREACHABLE_RETURN(value) ZPL_UNREACHABLE() + # endif + #else + # define ZPL_UNREACHABLE_RETURN(value) return (value) + #endif + #if !defined(ZPL_UNREACHABLE) + # define ZPL_UNREACHABLE() ZPL_ASSUME(0) + #endif + + ZPL_DIAGNOSTIC_PUSH + #if ZPL_HAS_WARNING("-Wpedantic") + # pragma clang diagnostic ignored "-Wpedantic" + #endif + #if ZPL_HAS_WARNING("-Wc++98-compat-pedantic") && defined(__cplusplus) + # pragma clang diagnostic ignored "-Wc++98-compat-pedantic" + #endif + #if ZPL_GCC_HAS_WARNING("-Wvariadic-macros",4,0,0) + # if defined(__clang__) + # pragma clang diagnostic ignored "-Wvariadic-macros" + # elif defined(ZPL_GCC_VERSION) + # pragma GCC diagnostic ignored "-Wvariadic-macros" + # endif + #endif + #if defined(ZPL_NON_NULL) + # undef ZPL_NON_NULL + #endif + #if \ + ZPL_HAS_ATTRIBUTE(nonnull) || \ + ZPL_GCC_VERSION_CHECK(3,3,0) || \ + ZPL_INTEL_VERSION_CHECK(13,0,0) || \ + ZPL_ARM_VERSION_CHECK(4,1,0) + # define ZPL_NON_NULL(...) __attribute__((__nonnull__(__VA_ARGS__))) + #else + # define ZPL_NON_NULL(...) + #endif + ZPL_DIAGNOSTIC_POP + + #if defined(ZPL_PRINTF_FORMAT) + # undef ZPL_PRINTF_FORMAT + #endif + #if defined(__MINGW32__) && ZPL_GCC_HAS_ATTRIBUTE(format,4,4,0) && !defined(__USE_MINGW_ANSI_STDIO) + # define ZPL_PRINTF_FORMAT(string_idx,first_to_check) __attribute__((__format__(ms_printf, string_idx, first_to_check))) + #elif defined(__MINGW32__) && ZPL_GCC_HAS_ATTRIBUTE(format,4,4,0) && defined(__USE_MINGW_ANSI_STDIO) + # define ZPL_PRINTF_FORMAT(string_idx,first_to_check) __attribute__((__format__(gnu_printf, string_idx, first_to_check))) + #elif \ + ZPL_HAS_ATTRIBUTE(format) || \ + ZPL_GCC_VERSION_CHECK(3,1,0) || \ + ZPL_INTEL_VERSION_CHECK(13,0,0) || \ + ZPL_ARM_VERSION_CHECK(5,6,0) || \ + ZPL_IBM_VERSION_CHECK(10,1,0) || \ + ZPL_TI_VERSION_CHECK(15,12,0) || \ + (ZPL_TI_ARMCL_VERSION_CHECK(4,8,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + ZPL_TI_ARMCL_VERSION_CHECK(5,2,0) || \ + (ZPL_TI_CL2000_VERSION_CHECK(6,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + ZPL_TI_CL2000_VERSION_CHECK(6,4,0) || \ + (ZPL_TI_CL430_VERSION_CHECK(4,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + ZPL_TI_CL430_VERSION_CHECK(4,3,0) || \ + (ZPL_TI_CL6X_VERSION_CHECK(7,2,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + ZPL_TI_CL6X_VERSION_CHECK(7,5,0) || \ + ZPL_TI_CL7X_VERSION_CHECK(1,2,0) || \ + ZPL_TI_CLPRU_VERSION_CHECK(2,1,0) + # define ZPL_PRINTF_FORMAT(string_idx,first_to_check) __attribute__((__format__(__printf__, string_idx, first_to_check))) + #elif ZPL_PELLES_VERSION_CHECK(6,0,0) + # define ZPL_PRINTF_FORMAT(string_idx,first_to_check) __declspec(vaformat(printf,string_idx,first_to_check)) + #else + # define ZPL_PRINTF_FORMAT(string_idx,first_to_check) + #endif + + #if defined(ZPL_CONSTEXPR) + # undef ZPL_CONSTEXPR + #endif + #if defined(__cplusplus) + # if __cplusplus >= 201103L + # define ZPL_CONSTEXPR ZPL_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_(constexpr) + # endif + #endif + #if !defined(ZPL_CONSTEXPR) + # define ZPL_CONSTEXPR + #endif + + #if defined(ZPL_PREDICT) + # undef ZPL_PREDICT + #endif + #if defined(ZPL_LIKELY) + # undef ZPL_LIKELY + #endif + #if defined(ZPL_UNLIKELY) + # undef ZPL_UNLIKELY + #endif + #if defined(ZPL_UNPREDICTABLE) + # undef ZPL_UNPREDICTABLE + #endif + #if ZPL_HAS_BUILTIN(__builtin_unpredictable) + # define ZPL_UNPREDICTABLE(expr) __builtin_unpredictable((expr)) + #endif + #if \ + ZPL_HAS_BUILTIN(__builtin_expect_with_probability) || \ + ZPL_GCC_VERSION_CHECK(9,0,0) + # define ZPL_PREDICT(expr, value, probability) __builtin_expect_with_probability( (expr), (value), (probability)) + # define ZPL_PREDICT_TRUE(expr, probability) __builtin_expect_with_probability(!!(expr), 1 , (probability)) + # define ZPL_PREDICT_FALSE(expr, probability) __builtin_expect_with_probability(!!(expr), 0 , (probability)) + # define ZPL_LIKELY(expr) __builtin_expect (!!(expr), 1 ) + # define ZPL_UNLIKELY(expr) __builtin_expect (!!(expr), 0 ) + #elif \ + ZPL_HAS_BUILTIN(__builtin_expect) || \ + ZPL_GCC_VERSION_CHECK(3,0,0) || \ + ZPL_INTEL_VERSION_CHECK(13,0,0) || \ + (ZPL_SUNPRO_VERSION_CHECK(5,15,0) && defined(__cplusplus)) || \ + ZPL_ARM_VERSION_CHECK(4,1,0) || \ + ZPL_IBM_VERSION_CHECK(10,1,0) || \ + ZPL_TI_VERSION_CHECK(15,12,0) || \ + ZPL_TI_ARMCL_VERSION_CHECK(4,7,0) || \ + ZPL_TI_CL430_VERSION_CHECK(3,1,0) || \ + ZPL_TI_CL2000_VERSION_CHECK(6,1,0) || \ + ZPL_TI_CL6X_VERSION_CHECK(6,1,0) || \ + ZPL_TI_CL7X_VERSION_CHECK(1,2,0) || \ + ZPL_TI_CLPRU_VERSION_CHECK(2,1,0) || \ + ZPL_TINYC_VERSION_CHECK(0,9,27) || \ + ZPL_CRAY_VERSION_CHECK(8,1,0) + # define ZPL_PREDICT(expr, expected, probability) \ + (((probability) >= 0.9) ? __builtin_expect((expr), (expected)) : (ZPL_STATIC_CAST(void, expected), (expr))) + # define ZPL_PREDICT_TRUE(expr, probability) \ + (__extension__ ({ \ + double zpl_probability_ = (probability); \ + ((zpl_probability_ >= 0.9) ? __builtin_expect(!!(expr), 1) : ((zpl_probability_ <= 0.1) ? __builtin_expect(!!(expr), 0) : !!(expr))); \ + })) + # define ZPL_PREDICT_FALSE(expr, probability) \ + (__extension__ ({ \ + double zpl_probability_ = (probability); \ + ((zpl_probability_ >= 0.9) ? __builtin_expect(!!(expr), 0) : ((zpl_probability_ <= 0.1) ? __builtin_expect(!!(expr), 1) : !!(expr))); \ + })) + # define ZPL_LIKELY(expr) __builtin_expect(!!(expr), 1) + # define ZPL_UNLIKELY(expr) __builtin_expect(!!(expr), 0) + #else + # define ZPL_PREDICT(expr, expected, probability) (ZPL_STATIC_CAST(void, expected), (expr)) + # define ZPL_PREDICT_TRUE(expr, probability) (!!(expr)) + # define ZPL_PREDICT_FALSE(expr, probability) (!!(expr)) + # define ZPL_LIKELY(expr) (!!(expr)) + # define ZPL_UNLIKELY(expr) (!!(expr)) + #endif + #if !defined(ZPL_UNPREDICTABLE) + # define ZPL_UNPREDICTABLE(expr) ZPL_PREDICT(expr, 1, 0.5) + #endif + + #if defined(ZPL_MALLOC) + # undef ZPL_MALLOC + #endif + #if \ + ZPL_HAS_ATTRIBUTE(malloc) || \ + ZPL_GCC_VERSION_CHECK(3,1,0) || \ + ZPL_INTEL_VERSION_CHECK(13,0,0) || \ + ZPL_SUNPRO_VERSION_CHECK(5,11,0) || \ + ZPL_ARM_VERSION_CHECK(4,1,0) || \ + ZPL_IBM_VERSION_CHECK(12,1,0) || \ + ZPL_TI_VERSION_CHECK(15,12,0) || \ + (ZPL_TI_ARMCL_VERSION_CHECK(4,8,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + ZPL_TI_ARMCL_VERSION_CHECK(5,2,0) || \ + (ZPL_TI_CL2000_VERSION_CHECK(6,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + ZPL_TI_CL2000_VERSION_CHECK(6,4,0) || \ + (ZPL_TI_CL430_VERSION_CHECK(4,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + ZPL_TI_CL430_VERSION_CHECK(4,3,0) || \ + (ZPL_TI_CL6X_VERSION_CHECK(7,2,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + ZPL_TI_CL6X_VERSION_CHECK(7,5,0) || \ + ZPL_TI_CL7X_VERSION_CHECK(1,2,0) || \ + ZPL_TI_CLPRU_VERSION_CHECK(2,1,0) + # define ZPL_MALLOC __attribute__((__malloc__)) + #elif ZPL_SUNPRO_VERSION_CHECK(5,10,0) + # define ZPL_MALLOC _Pragma("returns_new_memory") + #elif ZPL_MSVC_VERSION_CHECK(14, 0, 0) + # define ZPL_MALLOC __declspec(restrict) + #else + # define ZPL_MALLOC + #endif + + #if defined(ZPL_PURE) + # undef ZPL_PURE + #endif + #if \ + ZPL_HAS_ATTRIBUTE(pure) || \ + ZPL_GCC_VERSION_CHECK(2,96,0) || \ + ZPL_INTEL_VERSION_CHECK(13,0,0) || \ + ZPL_SUNPRO_VERSION_CHECK(5,11,0) || \ + ZPL_ARM_VERSION_CHECK(4,1,0) || \ + ZPL_IBM_VERSION_CHECK(10,1,0) || \ + ZPL_TI_VERSION_CHECK(15,12,0) || \ + (ZPL_TI_ARMCL_VERSION_CHECK(4,8,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + ZPL_TI_ARMCL_VERSION_CHECK(5,2,0) || \ + (ZPL_TI_CL2000_VERSION_CHECK(6,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + ZPL_TI_CL2000_VERSION_CHECK(6,4,0) || \ + (ZPL_TI_CL430_VERSION_CHECK(4,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + ZPL_TI_CL430_VERSION_CHECK(4,3,0) || \ + (ZPL_TI_CL6X_VERSION_CHECK(7,2,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + ZPL_TI_CL6X_VERSION_CHECK(7,5,0) || \ + ZPL_TI_CL7X_VERSION_CHECK(1,2,0) || \ + ZPL_TI_CLPRU_VERSION_CHECK(2,1,0) || \ + ZPL_PGI_VERSION_CHECK(17,10,0) + # define ZPL_PURE __attribute__((__pure__)) + #elif ZPL_SUNPRO_VERSION_CHECK(5,10,0) + # define ZPL_PURE _Pragma("does_not_write_global_data") + #elif defined(__cplusplus) && \ + ( \ + ZPL_TI_CL430_VERSION_CHECK(2,0,1) || \ + ZPL_TI_CL6X_VERSION_CHECK(4,0,0) || \ + ZPL_TI_CL7X_VERSION_CHECK(1,2,0) \ + ) + # define ZPL_PURE _Pragma("FUNC_IS_PURE;") + #else + # define ZPL_PURE + #endif + + #if defined(ZPL_CONST) + # undef ZPL_CONST + #endif + #if \ + ZPL_HAS_ATTRIBUTE(const) || \ + ZPL_GCC_VERSION_CHECK(2,5,0) || \ + ZPL_INTEL_VERSION_CHECK(13,0,0) || \ + ZPL_SUNPRO_VERSION_CHECK(5,11,0) || \ + ZPL_ARM_VERSION_CHECK(4,1,0) || \ + ZPL_IBM_VERSION_CHECK(10,1,0) || \ + ZPL_TI_VERSION_CHECK(15,12,0) || \ + (ZPL_TI_ARMCL_VERSION_CHECK(4,8,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + ZPL_TI_ARMCL_VERSION_CHECK(5,2,0) || \ + (ZPL_TI_CL2000_VERSION_CHECK(6,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + ZPL_TI_CL2000_VERSION_CHECK(6,4,0) || \ + (ZPL_TI_CL430_VERSION_CHECK(4,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + ZPL_TI_CL430_VERSION_CHECK(4,3,0) || \ + (ZPL_TI_CL6X_VERSION_CHECK(7,2,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + ZPL_TI_CL6X_VERSION_CHECK(7,5,0) || \ + ZPL_TI_CL7X_VERSION_CHECK(1,2,0) || \ + ZPL_TI_CLPRU_VERSION_CHECK(2,1,0) || \ + ZPL_PGI_VERSION_CHECK(17,10,0) + # define ZPL_CONST __attribute__((__const__)) + #elif \ + ZPL_SUNPRO_VERSION_CHECK(5,10,0) + # define ZPL_CONST _Pragma("no_side_effect") + #else + # define ZPL_CONST ZPL_PURE + #endif + + #if defined(ZPL_RESTRICT) + # undef ZPL_RESTRICT + #endif + #if defined(__STDC_VERSION__) && (__STDC_VERSION__ >= 199901L) && !defined(__cplusplus) + # define ZPL_RESTRICT restrict + #elif \ + ZPL_GCC_VERSION_CHECK(3,1,0) || \ + ZPL_MSVC_VERSION_CHECK(14,0,0) || \ + ZPL_INTEL_VERSION_CHECK(13,0,0) || \ + ZPL_ARM_VERSION_CHECK(4,1,0) || \ + ZPL_IBM_VERSION_CHECK(10,1,0) || \ + ZPL_PGI_VERSION_CHECK(17,10,0) || \ + ZPL_TI_CL430_VERSION_CHECK(4,3,0) || \ + ZPL_TI_CL2000_VERSION_CHECK(6,2,4) || \ + ZPL_TI_CL6X_VERSION_CHECK(8,1,0) || \ + ZPL_TI_CL7X_VERSION_CHECK(1,2,0) || \ + (ZPL_SUNPRO_VERSION_CHECK(5,14,0) && defined(__cplusplus)) || \ + ZPL_IAR_VERSION_CHECK(8,0,0) || \ + defined(__clang__) + # define ZPL_RESTRICT __restrict + #elif ZPL_SUNPRO_VERSION_CHECK(5,3,0) && !defined(__cplusplus) + # define ZPL_RESTRICT _Restrict + #else + # define ZPL_RESTRICT + #endif + + #if defined(ZPL_INLINE) + # undef ZPL_INLINE + #endif + #if \ + (defined(__STDC_VERSION__) && (__STDC_VERSION__ >= 199901L)) || \ + (defined(__cplusplus) && (__cplusplus >= 199711L)) + # define ZPL_INLINE inline + #elif \ + defined(ZPL_GCC_VERSION) || \ + ZPL_ARM_VERSION_CHECK(6,2,0) + # define ZPL_INLINE __inline__ + #elif \ + ZPL_MSVC_VERSION_CHECK(12,0,0) || \ + ZPL_ARM_VERSION_CHECK(4,1,0) || \ + ZPL_TI_ARMCL_VERSION_CHECK(5,1,0) || \ + ZPL_TI_CL430_VERSION_CHECK(3,1,0) || \ + ZPL_TI_CL2000_VERSION_CHECK(6,2,0) || \ + ZPL_TI_CL6X_VERSION_CHECK(8,0,0) || \ + ZPL_TI_CL7X_VERSION_CHECK(1,2,0) || \ + ZPL_TI_CLPRU_VERSION_CHECK(2,1,0) + # define ZPL_INLINE __inline + #else + # define ZPL_INLINE + #endif + + #if defined(ZPL_ALWAYS_INLINE) + # undef ZPL_ALWAYS_INLINE + #endif + #if \ + ZPL_HAS_ATTRIBUTE(always_inline) || \ + ZPL_GCC_VERSION_CHECK(4,0,0) || \ + ZPL_INTEL_VERSION_CHECK(13,0,0) || \ + ZPL_SUNPRO_VERSION_CHECK(5,11,0) || \ + ZPL_ARM_VERSION_CHECK(4,1,0) || \ + ZPL_IBM_VERSION_CHECK(10,1,0) || \ + ZPL_TI_VERSION_CHECK(15,12,0) || \ + (ZPL_TI_ARMCL_VERSION_CHECK(4,8,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + ZPL_TI_ARMCL_VERSION_CHECK(5,2,0) || \ + (ZPL_TI_CL2000_VERSION_CHECK(6,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + ZPL_TI_CL2000_VERSION_CHECK(6,4,0) || \ + (ZPL_TI_CL430_VERSION_CHECK(4,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + ZPL_TI_CL430_VERSION_CHECK(4,3,0) || \ + (ZPL_TI_CL6X_VERSION_CHECK(7,2,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + ZPL_TI_CL6X_VERSION_CHECK(7,5,0) || \ + ZPL_TI_CL7X_VERSION_CHECK(1,2,0) || \ + ZPL_TI_CLPRU_VERSION_CHECK(2,1,0) + # define ZPL_ALWAYS_INLINE __attribute__((__always_inline__)) ZPL_INLINE + #elif ZPL_MSVC_VERSION_CHECK(12,0,0) + # define ZPL_ALWAYS_INLINE __forceinline + #elif defined(__cplusplus) && \ + ( \ + ZPL_TI_ARMCL_VERSION_CHECK(5,2,0) || \ + ZPL_TI_CL430_VERSION_CHECK(4,3,0) || \ + ZPL_TI_CL2000_VERSION_CHECK(6,4,0) || \ + ZPL_TI_CL6X_VERSION_CHECK(6,1,0) || \ + ZPL_TI_CL7X_VERSION_CHECK(1,2,0) || \ + ZPL_TI_CLPRU_VERSION_CHECK(2,1,0) \ + ) + # define ZPL_ALWAYS_INLINE _Pragma("FUNC_ALWAYS_INLINE;") + #elif ZPL_IAR_VERSION_CHECK(8,0,0) + # define ZPL_ALWAYS_INLINE _Pragma("inline=forced") + #else + # define ZPL_ALWAYS_INLINE ZPL_INLINE + #endif + + #if defined(ZPL_NEVER_INLINE) + # undef ZPL_NEVER_INLINE + #endif + #if \ + ZPL_HAS_ATTRIBUTE(noinline) || \ + ZPL_GCC_VERSION_CHECK(4,0,0) || \ + ZPL_INTEL_VERSION_CHECK(13,0,0) || \ + ZPL_SUNPRO_VERSION_CHECK(5,11,0) || \ + ZPL_ARM_VERSION_CHECK(4,1,0) || \ + ZPL_IBM_VERSION_CHECK(10,1,0) || \ + ZPL_TI_VERSION_CHECK(15,12,0) || \ + (ZPL_TI_ARMCL_VERSION_CHECK(4,8,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + ZPL_TI_ARMCL_VERSION_CHECK(5,2,0) || \ + (ZPL_TI_CL2000_VERSION_CHECK(6,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + ZPL_TI_CL2000_VERSION_CHECK(6,4,0) || \ + (ZPL_TI_CL430_VERSION_CHECK(4,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + ZPL_TI_CL430_VERSION_CHECK(4,3,0) || \ + (ZPL_TI_CL6X_VERSION_CHECK(7,2,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + ZPL_TI_CL6X_VERSION_CHECK(7,5,0) || \ + ZPL_TI_CL7X_VERSION_CHECK(1,2,0) || \ + ZPL_TI_CLPRU_VERSION_CHECK(2,1,0) + # define ZPL_NEVER_INLINE __attribute__((__noinline__)) + #elif ZPL_MSVC_VERSION_CHECK(13,10,0) + # define ZPL_NEVER_INLINE __declspec(noinline) + #elif ZPL_PGI_VERSION_CHECK(10,2,0) + # define ZPL_NEVER_INLINE _Pragma("noinline") + #elif ZPL_TI_CL6X_VERSION_CHECK(6,0,0) && defined(__cplusplus) + # define ZPL_NEVER_INLINE _Pragma("FUNC_CANNOT_INLINE;") + #elif ZPL_IAR_VERSION_CHECK(8,0,0) + # define ZPL_NEVER_INLINE _Pragma("inline=never") + #elif ZPL_COMPCERT_VERSION_CHECK(3,2,0) + # define ZPL_NEVER_INLINE __attribute((noinline)) + #elif ZPL_PELLES_VERSION_CHECK(9,0,0) + # define ZPL_NEVER_INLINE __declspec(noinline) + #else + # define ZPL_NEVER_INLINE + #endif + + #if defined(ZPL_PRIVATE) + # undef ZPL_PRIVATE + #endif + #if defined(ZPL_PUBLIC) + # undef ZPL_PUBLIC + #endif + #if defined(ZPL_IMPORT) + # undef ZPL_IMPORT + #endif + #if defined(_WIN32) || defined(__CYGWIN__) + # define ZPL_PRIVATE + # define ZPL_PUBLIC __declspec(dllexport) + # define ZPL_IMPORT __declspec(dllimport) + #else + # if \ + ZPL_HAS_ATTRIBUTE(visibility) || \ + ZPL_GCC_VERSION_CHECK(3,3,0) || \ + ZPL_SUNPRO_VERSION_CHECK(5,11,0) || \ + ZPL_INTEL_VERSION_CHECK(13,0,0) || \ + ZPL_ARM_VERSION_CHECK(4,1,0) || \ + ZPL_IBM_VERSION_CHECK(13,1,0) || \ + ( \ + defined(__TI_EABI__) && \ + ( \ + (ZPL_TI_CL6X_VERSION_CHECK(7,2,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + ZPL_TI_CL6X_VERSION_CHECK(7,5,0) \ + ) \ + ) + # define ZPL_PRIVATE __attribute__((__visibility__("hidden"))) + # define ZPL_PUBLIC __attribute__((__visibility__("default"))) + # else + # define ZPL_PRIVATE + # define ZPL_PUBLIC + # endif + # define ZPL_IMPORT extern + #endif + + #if defined(ZPL_NO_THROW) + # undef ZPL_NO_THROW + #endif + #if \ + ZPL_HAS_ATTRIBUTE(nothrow) || \ + ZPL_GCC_VERSION_CHECK(3,3,0) || \ + ZPL_INTEL_VERSION_CHECK(13,0,0) + # define ZPL_NO_THROW __attribute__((__nothrow__)) + #elif \ + ZPL_MSVC_VERSION_CHECK(13,1,0) || \ + ZPL_ARM_VERSION_CHECK(4,1,0) + # define ZPL_NO_THROW __declspec(nothrow) + #else + # define ZPL_NO_THROW + #endif + + #if defined(ZPL_FALL_THROUGH) + # undef ZPL_FALL_THROUGH + #endif + #if ZPL_GNUC_HAS_ATTRIBUTE(fallthrough,7,0,0) && !defined(ZPL_PGI_VERSION) + # define ZPL_FALL_THROUGH __attribute__((__fallthrough__)) + #elif ZPL_HAS_CPP_ATTRIBUTE_NS(clang,fallthrough) + # define ZPL_FALL_THROUGH ZPL_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_([[clang::fallthrough]]) + #elif ZPL_HAS_CPP_ATTRIBUTE(fallthrough) + # define ZPL_FALL_THROUGH ZPL_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_([[fallthrough]]) + #elif defined(__fallthrough) /* SAL */ + # define ZPL_FALL_THROUGH __fallthrough + #else + # define ZPL_FALL_THROUGH + #endif + + #if defined(ZPL_RETURNS_NON_NULL) + # undef ZPL_RETURNS_NON_NULL + #endif + #if \ + ZPL_HAS_ATTRIBUTE(returns_nonnull) || \ + ZPL_GCC_VERSION_CHECK(4,9,0) + # define ZPL_RETURNS_NON_NULL __attribute__((__returns_nonnull__)) + #elif defined(_Ret_notnull_) /* SAL */ + # define ZPL_RETURNS_NON_NULL _Ret_notnull_ + #else + # define ZPL_RETURNS_NON_NULL + #endif + + #if defined(ZPL_ARRAY_PARAM) + # undef ZPL_ARRAY_PARAM + #endif + #if \ + defined(__STDC_VERSION__) && (__STDC_VERSION__ >= 199901L) && \ + !defined(__STDC_NO_VLA__) && \ + !defined(__cplusplus) && \ + !defined(ZPL_PGI_VERSION) && \ + !defined(ZPL_TINYC_VERSION) + # define ZPL_ARRAY_PARAM(name) (name) + #else + # define ZPL_ARRAY_PARAM(name) + #endif + + #if defined(ZPL_IS_CONSTANT) + # undef ZPL_IS_CONSTANT + #endif + #if defined(ZPL_REQUIRE_CONSTEXPR) + # undef ZPL_REQUIRE_CONSTEXPR + #endif + /* ZPL_IS_CONSTEXPR_ is for + ZPL INTERNAL USE ONLY. API subject to change without notice. */ + #if defined(ZPL_IS_CONSTEXPR_) + # undef ZPL_IS_CONSTEXPR_ + #endif + #if \ + ZPL_HAS_BUILTIN(__builtin_constant_p) || \ + ZPL_GCC_VERSION_CHECK(3,4,0) || \ + ZPL_INTEL_VERSION_CHECK(13,0,0) || \ + ZPL_TINYC_VERSION_CHECK(0,9,19) || \ + ZPL_ARM_VERSION_CHECK(4,1,0) || \ + ZPL_IBM_VERSION_CHECK(13,1,0) || \ + ZPL_TI_CL6X_VERSION_CHECK(6,1,0) || \ + (ZPL_SUNPRO_VERSION_CHECK(5,10,0) && !defined(__cplusplus)) || \ + ZPL_CRAY_VERSION_CHECK(8,1,0) + # define ZPL_IS_CONSTANT(expr) __builtin_constant_p(expr) + #endif + #if !defined(__cplusplus) + # if \ + ZPL_HAS_BUILTIN(__builtin_types_compatible_p) || \ + ZPL_GCC_VERSION_CHECK(3,4,0) || \ + ZPL_INTEL_VERSION_CHECK(13,0,0) || \ + ZPL_IBM_VERSION_CHECK(13,1,0) || \ + ZPL_CRAY_VERSION_CHECK(8,1,0) || \ + ZPL_ARM_VERSION_CHECK(5,4,0) || \ + ZPL_TINYC_VERSION_CHECK(0,9,24) + # if defined(__INTPTR_TYPE__) + # define ZPL_IS_CONSTEXPR_(expr) __builtin_types_compatible_p(__typeof__((1 ? (void*) ((__INTPTR_TYPE__) ((expr) * 0)) : (int*) 0)), int*) + # else + # include + # define ZPL_IS_CONSTEXPR_(expr) __builtin_types_compatible_p(__typeof__((1 ? (void*) ((intptr_t) ((expr) * 0)) : (int*) 0)), int*) + # endif + # elif \ + ( \ + defined(__STDC_VERSION__) && (__STDC_VERSION__ >= 201112L) && \ + !defined(ZPL_SUNPRO_VERSION) && \ + !defined(ZPL_PGI_VERSION) && \ + !defined(ZPL_IAR_VERSION)) || \ + ZPL_HAS_EXTENSION(c_generic_selections) || \ + ZPL_GCC_VERSION_CHECK(4,9,0) || \ + ZPL_INTEL_VERSION_CHECK(17,0,0) || \ + ZPL_IBM_VERSION_CHECK(12,1,0) || \ + ZPL_ARM_VERSION_CHECK(5,3,0) + # if defined(__INTPTR_TYPE__) + # define ZPL_IS_CONSTEXPR_(expr) _Generic((1 ? (void*) ((__INTPTR_TYPE__) ((expr) * 0)) : (int*) 0), int*: 1, void*: 0) + # else + # include + # define ZPL_IS_CONSTEXPR_(expr) _Generic((1 ? (void*) ((intptr_t) * 0) : (int*) 0), int*: 1, void*: 0) + # endif + # elif \ + defined(ZPL_GCC_VERSION) || \ + defined(ZPL_INTEL_VERSION) || \ + defined(ZPL_TINYC_VERSION) || \ + defined(ZPL_TI_ARMCL_VERSION) || \ + ZPL_TI_CL430_VERSION_CHECK(18,12,0) || \ + defined(ZPL_TI_CL2000_VERSION) || \ + defined(ZPL_TI_CL6X_VERSION) || \ + defined(ZPL_TI_CL7X_VERSION) || \ + defined(ZPL_TI_CLPRU_VERSION) || \ + defined(__clang__) + # define ZPL_IS_CONSTEXPR_(expr) ( \ + sizeof(void) != \ + sizeof(*( \ + 1 ? \ + ((void*) ((expr) * 0L) ) : \ + ((struct { char v[sizeof(void) * 2]; } *) 1) \ + ) \ + ) \ + ) + # endif + #endif + #if defined(ZPL_IS_CONSTEXPR_) + # if !defined(ZPL_IS_CONSTANT) + # define ZPL_IS_CONSTANT(expr) ZPL_IS_CONSTEXPR_(expr) + # endif + # define ZPL_REQUIRE_CONSTEXPR(expr) (ZPL_IS_CONSTEXPR_(expr) ? (expr) : (-1)) + #else + # if !defined(ZPL_IS_CONSTANT) + # define ZPL_IS_CONSTANT(expr) (0) + # endif + # define ZPL_REQUIRE_CONSTEXPR(expr) (expr) + #endif + + #if defined(ZPL_BEGIN_C_DECLS) + # undef ZPL_BEGIN_C_DECLS + #endif + #if defined(ZPL_END_C_DECLS) + # undef ZPL_END_C_DECLS + #endif + #if defined(ZPL_C_DECL) + # undef ZPL_C_DECL + #endif + #if defined(__cplusplus) + # define ZPL_BEGIN_C_DECLS extern "C" { + # define ZPL_END_C_DECLS } + # define ZPL_C_DECL extern "C" + #else + # define ZPL_BEGIN_C_DECLS + # define ZPL_END_C_DECLS + # define ZPL_C_DECL + #endif + + #if defined(ZPL_STATIC_ASSERT) + # undef ZPL_STATIC_ASSERT + #endif + #if \ + !defined(__cplusplus) && ( \ + (defined(__STDC_VERSION__) && (__STDC_VERSION__ >= 201112L)) || \ + ZPL_HAS_FEATURE(c_static_assert) || \ + ZPL_GCC_VERSION_CHECK(6,0,0) || \ + ZPL_INTEL_VERSION_CHECK(13,0,0) || \ + defined(_Static_assert) \ + ) + # define ZPL_STATIC_ASSERT(expr, message) _Static_assert(expr, message) + #elif \ + (defined(__cplusplus) && (__cplusplus >= 201103L)) || \ + ZPL_MSVC_VERSION_CHECK(16,0,0) + # define ZPL_STATIC_ASSERT(expr, message) ZPL_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_(static_assert(expr, message)) + #else + #define ZPL_STATIC_ASSERT3(cond, msg) typedef char static_assertion_##msg[(!!(cond)) * 2 - 1] + #define ZPL_STATIC_ASSERT2(cond, line) ZPL_STATIC_ASSERT3(cond, static_assertion_at_line_##line) + #define ZPL_STATIC_ASSERT1(cond, line) ZPL_STATIC_ASSERT2(cond, line) + #define ZPL_STATIC_ASSERT(cond, unused) ZPL_STATIC_ASSERT1(cond, __LINE__) + #endif + + #if defined(ZPL_NULL) + # undef ZPL_NULL + #endif + #if defined(__cplusplus) + # if __cplusplus >= 201103L + # define ZPL_NULL ZPL_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_(nullptr) + # elif defined(NULL) + # define ZPL_NULL NULL + # else + # define ZPL_NULL ZPL_STATIC_CAST(void*, 0) + # endif + #elif defined(NULL) + # define ZPL_NULL NULL + #else + # define ZPL_NULL ((void*) 0) + #endif + + #if defined(ZPL_MESSAGE) + # undef ZPL_MESSAGE + #endif + #if ZPL_HAS_WARNING("-Wunknown-pragmas") + # define ZPL_MESSAGE(msg) \ + ZPL_DIAGNOSTIC_PUSH \ + ZPL_DIAGNOSTIC_DISABLE_UNKNOWN_PRAGMAS \ + ZPL_PRAGMA(message msg) \ + ZPL_DIAGNOSTIC_POP + #elif \ + ZPL_GCC_VERSION_CHECK(4,4,0) || \ + ZPL_INTEL_VERSION_CHECK(13,0,0) + # define ZPL_MESSAGE(msg) ZPL_PRAGMA(message msg) + #elif ZPL_CRAY_VERSION_CHECK(5,0,0) + # define ZPL_MESSAGE(msg) ZPL_PRAGMA(_CRI message msg) + #elif ZPL_IAR_VERSION_CHECK(8,0,0) + # define ZPL_MESSAGE(msg) ZPL_PRAGMA(message(msg)) + #elif ZPL_PELLES_VERSION_CHECK(2,0,0) + # define ZPL_MESSAGE(msg) ZPL_PRAGMA(message(msg)) + #else + # define ZPL_MESSAGE(msg) + #endif + + #if defined(ZPL_WARNING) + # undef ZPL_WARNING + #endif + #if ZPL_HAS_WARNING("-Wunknown-pragmas") + # define ZPL_WARNING(msg) \ + ZPL_DIAGNOSTIC_PUSH \ + ZPL_DIAGNOSTIC_DISABLE_UNKNOWN_PRAGMAS \ + ZPL_PRAGMA(clang warning msg) \ + ZPL_DIAGNOSTIC_POP + #elif \ + ZPL_GCC_VERSION_CHECK(4,8,0) || \ + ZPL_PGI_VERSION_CHECK(18,4,0) || \ + ZPL_INTEL_VERSION_CHECK(13,0,0) + # define ZPL_WARNING(msg) ZPL_PRAGMA(GCC warning msg) + #elif ZPL_MSVC_VERSION_CHECK(15,0,0) + # define ZPL_WARNING(msg) ZPL_PRAGMA(message(msg)) + #else + # define ZPL_WARNING(msg) ZPL_MESSAGE(msg) + #endif + + #if defined(ZPL_REQUIRE) + # undef ZPL_REQUIRE + #endif + #if defined(ZPL_REQUIRE_MSG) + # undef ZPL_REQUIRE_MSG + #endif + #if ZPL_HAS_ATTRIBUTE(diagnose_if) + # if ZPL_HAS_WARNING("-Wgcc-compat") + # define ZPL_REQUIRE(expr) \ + ZPL_DIAGNOSTIC_PUSH \ + _Pragma("clang diagnostic ignored \"-Wgcc-compat\"") \ + __attribute__((diagnose_if(!(expr), #expr, "error"))) \ + ZPL_DIAGNOSTIC_POP + # define ZPL_REQUIRE_MSG(expr,msg) \ + ZPL_DIAGNOSTIC_PUSH \ + _Pragma("clang diagnostic ignored \"-Wgcc-compat\"") \ + __attribute__((diagnose_if(!(expr), msg, "error"))) \ + ZPL_DIAGNOSTIC_POP + # else + # define ZPL_REQUIRE(expr) __attribute__((diagnose_if(!(expr), #expr, "error"))) + # define ZPL_REQUIRE_MSG(expr,msg) __attribute__((diagnose_if(!(expr), msg, "error"))) + # endif + #else + # define ZPL_REQUIRE(expr) + # define ZPL_REQUIRE_MSG(expr,msg) + #endif + + #if defined(ZPL_FLAGS) + # undef ZPL_FLAGS + #endif + #if ZPL_HAS_ATTRIBUTE(flag_enum) + # define ZPL_FLAGS __attribute__((__flag_enum__)) + #endif + + #if defined(ZPL_FLAGS_CAST) + # undef ZPL_FLAGS_CAST + #endif + #if ZPL_INTEL_VERSION_CHECK(19,0,0) + # define ZPL_FLAGS_CAST(T, expr) (__extension__ ({ \ + ZPL_DIAGNOSTIC_PUSH \ + _Pragma("warning(disable:188)") \ + ((T) (expr)); \ + ZPL_DIAGNOSTIC_POP \ + })) + #else + # define ZPL_FLAGS_CAST(T, expr) ZPL_STATIC_CAST(T, expr) + #endif + + #if defined(ZPL_EMPTY_BASES) + # undef ZPL_EMPTY_BASES + #endif + #if ZPL_MSVC_VERSION_CHECK(19,0,23918) && !ZPL_MSVC_VERSION_CHECK(20,0,0) + # define ZPL_EMPTY_BASES __declspec(empty_bases) + #else + # define ZPL_EMPTY_BASES + #endif + + /* Remaining macros are deprecated. */ + + #if defined(ZPL_GCC_NOT_CLANG_VERSION_CHECK) + # undef ZPL_GCC_NOT_CLANG_VERSION_CHECK + #endif + #if defined(__clang__) + # define ZPL_GCC_NOT_CLANG_VERSION_CHECK(major,minor,patch) (0) + #else + # define ZPL_GCC_NOT_CLANG_VERSION_CHECK(major,minor,patch) ZPL_GCC_VERSION_CHECK(major,minor,patch) + #endif + + #if defined(ZPL_CLANG_HAS_ATTRIBUTE) + # undef ZPL_CLANG_HAS_ATTRIBUTE + #endif + #define ZPL_CLANG_HAS_ATTRIBUTE(attribute) ZPL_HAS_ATTRIBUTE(attribute) + + #if defined(ZPL_CLANG_HAS_CPP_ATTRIBUTE) + # undef ZPL_CLANG_HAS_CPP_ATTRIBUTE + #endif + #define ZPL_CLANG_HAS_CPP_ATTRIBUTE(attribute) ZPL_HAS_CPP_ATTRIBUTE(attribute) + + #if defined(ZPL_CLANG_HAS_BUILTIN) + # undef ZPL_CLANG_HAS_BUILTIN + #endif + #define ZPL_CLANG_HAS_BUILTIN(builtin) ZPL_HAS_BUILTIN(builtin) + + #if defined(ZPL_CLANG_HAS_FEATURE) + # undef ZPL_CLANG_HAS_FEATURE + #endif + #define ZPL_CLANG_HAS_FEATURE(feature) ZPL_HAS_FEATURE(feature) + + #if defined(ZPL_CLANG_HAS_EXTENSION) + # undef ZPL_CLANG_HAS_EXTENSION + #endif + #define ZPL_CLANG_HAS_EXTENSION(extension) ZPL_HAS_EXTENSION(extension) + + #if defined(ZPL_CLANG_HAS_DECLSPEC_DECLSPEC_ATTRIBUTE) + # undef ZPL_CLANG_HAS_DECLSPEC_DECLSPEC_ATTRIBUTE + #endif + #define ZPL_CLANG_HAS_DECLSPEC_ATTRIBUTE(attribute) ZPL_HAS_DECLSPEC_ATTRIBUTE(attribute) + + #if defined(ZPL_CLANG_HAS_WARNING) + # undef ZPL_CLANG_HAS_WARNING + #endif + #define ZPL_CLANG_HAS_WARNING(warning) ZPL_HAS_WARNING(warning) + + #endif /* !defined(ZPL_HEDLEY_VERSION) || (ZPL_HEDLEY_VERSION < X) */ + + #define ZPL_VERSION ZPL_VERSION_ENCODE(ZPL_VERSION_MAJOR, ZPL_VERSION_MINOR, ZPL_VERSION_PATCH) + + #ifdef ZPL_IMPL + #ifndef ZPL_IMPLEMENTATION + #define ZPL_IMPLEMENTATION + #endif + #endif + + #if defined(__cplusplus) && !defined(ZPL_EXTERN) + #define ZPL_EXTERN extern "C" + #else + #define ZPL_EXTERN extern + #endif + + #ifndef ZPL_DEF + #if defined(ZPL_SHARED_LIB) + #ifdef ZPL_IMPLEMENTATION + #define ZPL_DEF ZPL_PUBLIC + #else + #define ZPL_DEF ZPL_IMPORT + #endif + #elif defined(ZPL_STATIC_LIB) + #ifdef ZPL_IMPLEMENTATION + #define ZPL_DEF + #else + #define ZPL_DEF ZPL_EXTERN + #endif + #elif defined(ZPL_STATIC) + #define ZPL_DEF static #else #define ZPL_DEF ZPL_EXTERN #endif - #elif defined(ZPL_STATIC) - #define ZPL_DEF static - #else - #define ZPL_DEF ZPL_EXTERN - #endif -#endif - -#ifndef ZPL_DEF_INLINE - #if defined(ZPL_STATIC) - #define ZPL_DEF_INLINE - #define ZPL_IMPL_INLINE - #else - #define ZPL_DEF_INLINE ZPL_ALWAYS_INLINE - #define ZPL_IMPL_INLINE ZPL_INLINE - #endif -#endif - -/* Architecture-specific overrides */ -#if defined(__ARM_ARCH) && defined(__cplusplus) - #define ZPL_DISABLE_THREADING -#endif - -/* Distributions */ -#ifndef ZPL_CUSTOM_MODULES - /* default distribution */ - #define ZPL_MODULE_CORE - #define ZPL_MODULE_TIMER - #define ZPL_MODULE_HASHING - #define ZPL_MODULE_REGEX - #define ZPL_MODULE_EVENT - #define ZPL_MODULE_DLL - #define ZPL_MODULE_OPTS - #define ZPL_MODULE_PROCESS - #define ZPL_MODULE_MATH - #define ZPL_MODULE_JSON - #define ZPL_MODULE_THREADING - #define ZPL_MODULE_JOBS - #define ZPL_MODULE_COROUTINES - - /* zpl nano distribution */ - #if defined(ZPL_NANO) - #undef ZPL_MODULE_TIMER - #undef ZPL_MODULE_HASHING - #undef ZPL_MODULE_REGEX - #undef ZPL_MODULE_EVENT - #undef ZPL_MODULE_DLL - #undef ZPL_MODULE_OPTS - #undef ZPL_MODULE_PROCESS - #undef ZPL_MODULE_MATH - #undef ZPL_MODULE_JSON - #undef ZPL_MODULE_THREADING - #undef ZPL_MODULE_JOBS - #undef ZPL_MODULE_COROUTINES #endif - /* module enabling overrides */ - #if defined(ZPL_ENABLE_CORE) && !defined(ZPL_MODULE_CORE) + #ifndef ZPL_DEF_INLINE + #if defined(ZPL_STATIC) + #define ZPL_DEF_INLINE + #define ZPL_IMPL_INLINE + #else + #define ZPL_DEF_INLINE ZPL_ALWAYS_INLINE + #define ZPL_IMPL_INLINE ZPL_INLINE + #endif + #endif + + /* Architecture-specific overrides */ + #if defined(__ARM_ARCH) && defined(__cplusplus) + #define ZPL_DISABLE_THREADING + #endif + + /* Distributions */ + #ifndef ZPL_CUSTOM_MODULES + /* default distribution */ #define ZPL_MODULE_CORE - #endif - #if defined(ZPL_ENABLE_TIMER) && !defined(ZPL_MODULE_TIMER) #define ZPL_MODULE_TIMER - #endif - #if defined(ZPL_ENABLE_HASHING) && !defined(ZPL_MODULE_HASHING) #define ZPL_MODULE_HASHING - #endif - #if defined(ZPL_ENABLE_REGEX) && !defined(ZPL_MODULE_REGEX) #define ZPL_MODULE_REGEX - #endif - #if defined(ZPL_ENABLE_DLL) && !defined(ZPL_MODULE_DLL) + #define ZPL_MODULE_EVENT #define ZPL_MODULE_DLL - #endif - #if defined(ZPL_ENABLE_OPTS) && !defined(ZPL_MODULE_OPTS) #define ZPL_MODULE_OPTS - #endif - #if defined(ZPL_ENABLE_PROCESS) && !defined(ZPL_MODULE_PROCESS) #define ZPL_MODULE_PROCESS - #endif - #if defined(ZPL_ENABLE_MATH) && !defined(ZPL_MODULE_MATH) #define ZPL_MODULE_MATH - #endif - #if defined(ZPL_ENABLE_JSON) && !defined(ZPL_MODULE_JSON) #define ZPL_MODULE_JSON - #endif - #if defined(ZPL_ENABLE_THREADING) && !defined(ZPL_MODULE_THREADING) #define ZPL_MODULE_THREADING - #endif - #if defined(ZPL_ENABLE_JOBS) && !defined(ZPL_MODULE_JOBS) - #ifndef ZPL_MODULE_THREADING - #define ZPL_MODULE_THREADING /* dependency */ - #endif #define ZPL_MODULE_JOBS - #endif - #if defined(ZPL_ENABLE_COROUTINES) && !defined(ZPL_MODULE_COROUTINES) - #ifndef ZPL_MODULE_THREADING - #define ZPL_MODULE_THREADING /* dependency */ - #endif - - #ifndef ZPL_MODULE_JOBS - #define ZPL_MODULE_JOBS /* dependency */ - #endif - #define ZPL_MODULE_COROUTINES - #endif - /* module disabling overrides */ - #if defined(ZPL_DISABLE_CORE) && defined(ZPL_MODULE_CORE) - #undef ZPL_MODULE_CORE - #endif - #if defined(ZPL_DISABLE_TIMER) && defined(ZPL_MODULE_TIMER) - #undef ZPL_MODULE_TIMER - #endif - #if defined(ZPL_DISABLE_HASHING) && defined(ZPL_MODULE_HASHING) - #undef ZPL_MODULE_HASHING - #endif - #if defined(ZPL_DISABLE_REGEX) && defined(ZPL_MODULE_REGEX) - #undef ZPL_MODULE_REGEX - #endif - #if defined(ZPL_DISABLE_DLL) && defined(ZPL_MODULE_DLL) - #undef ZPL_MODULE_DLL - #endif - #if defined(ZPL_DISABLE_OPTS) && defined(ZPL_MODULE_OPTS) - #undef ZPL_MODULE_OPTS - #endif - #if defined(ZPL_DISABLE_PROCESS) && defined(ZPL_MODULE_PROCESS) - #undef ZPL_MODULE_PROCESS - #endif - #if defined(ZPL_DISABLE_MATH) && defined(ZPL_MODULE_MATH) - #undef ZPL_MODULE_MATH - #endif - #if defined(ZPL_DISABLE_JSON) && defined(ZPL_MODULE_JSON) - #undef ZPL_MODULE_JSON - #endif - #if defined(ZPL_DISABLE_THREADING) && defined(ZPL_MODULE_THREADING) - #ifdef ZPL_MODULE_JOBS - #undef ZPL_MODULE_JOBS /* user */ + /* zpl nano distribution */ + #if defined(ZPL_NANO) + #undef ZPL_MODULE_TIMER + #undef ZPL_MODULE_HASHING + #undef ZPL_MODULE_REGEX + #undef ZPL_MODULE_EVENT + #undef ZPL_MODULE_DLL + #undef ZPL_MODULE_OPTS + #undef ZPL_MODULE_PROCESS + #undef ZPL_MODULE_MATH + #undef ZPL_MODULE_JSON + #undef ZPL_MODULE_THREADING + #undef ZPL_MODULE_JOBS + #undef ZPL_MODULE_COROUTINES #endif - #ifdef ZPL_MODULE_COROUTINES - #undef ZPL_MODULE_COROUTINES /* user */ + /* module enabling overrides */ + #if defined(ZPL_ENABLE_CORE) && !defined(ZPL_MODULE_CORE) + #define ZPL_MODULE_CORE + #endif + #if defined(ZPL_ENABLE_TIMER) && !defined(ZPL_MODULE_TIMER) + #define ZPL_MODULE_TIMER + #endif + #if defined(ZPL_ENABLE_HASHING) && !defined(ZPL_MODULE_HASHING) + #define ZPL_MODULE_HASHING + #endif + #if defined(ZPL_ENABLE_REGEX) && !defined(ZPL_MODULE_REGEX) + #define ZPL_MODULE_REGEX + #endif + #if defined(ZPL_ENABLE_DLL) && !defined(ZPL_MODULE_DLL) + #define ZPL_MODULE_DLL + #endif + #if defined(ZPL_ENABLE_OPTS) && !defined(ZPL_MODULE_OPTS) + #define ZPL_MODULE_OPTS + #endif + #if defined(ZPL_ENABLE_PROCESS) && !defined(ZPL_MODULE_PROCESS) + #define ZPL_MODULE_PROCESS + #endif + #if defined(ZPL_ENABLE_MATH) && !defined(ZPL_MODULE_MATH) + #define ZPL_MODULE_MATH + #endif + #if defined(ZPL_ENABLE_JSON) && !defined(ZPL_MODULE_JSON) + #define ZPL_MODULE_JSON + #endif + #if defined(ZPL_ENABLE_THREADING) && !defined(ZPL_MODULE_THREADING) + #define ZPL_MODULE_THREADING + #endif + #if defined(ZPL_ENABLE_JOBS) && !defined(ZPL_MODULE_JOBS) + #ifndef ZPL_MODULE_THREADING + #define ZPL_MODULE_THREADING /* dependency */ + #endif + #define ZPL_MODULE_JOBS + #endif + #if defined(ZPL_ENABLE_COROUTINES) && !defined(ZPL_MODULE_COROUTINES) + #ifndef ZPL_MODULE_THREADING + #define ZPL_MODULE_THREADING /* dependency */ + #endif + + #ifndef ZPL_MODULE_JOBS + #define ZPL_MODULE_JOBS /* dependency */ + #endif + + #define ZPL_MODULE_COROUTINES #endif - #undef ZPL_MODULE_THREADING - #endif - #if defined(ZPL_DISABLE_JOBS) && defined(ZPL_MODULE_JOBS) - #ifdef ZPL_MODULE_COROUTINES - #undef ZPL_MODULE_COROUTINES /* user */ + /* module disabling overrides */ + #if defined(ZPL_DISABLE_CORE) && defined(ZPL_MODULE_CORE) + #undef ZPL_MODULE_CORE #endif + #if defined(ZPL_DISABLE_TIMER) && defined(ZPL_MODULE_TIMER) + #undef ZPL_MODULE_TIMER + #endif + #if defined(ZPL_DISABLE_HASHING) && defined(ZPL_MODULE_HASHING) + #undef ZPL_MODULE_HASHING + #endif + #if defined(ZPL_DISABLE_REGEX) && defined(ZPL_MODULE_REGEX) + #undef ZPL_MODULE_REGEX + #endif + #if defined(ZPL_DISABLE_DLL) && defined(ZPL_MODULE_DLL) + #undef ZPL_MODULE_DLL + #endif + #if defined(ZPL_DISABLE_OPTS) && defined(ZPL_MODULE_OPTS) + #undef ZPL_MODULE_OPTS + #endif + #if defined(ZPL_DISABLE_PROCESS) && defined(ZPL_MODULE_PROCESS) + #undef ZPL_MODULE_PROCESS + #endif + #if defined(ZPL_DISABLE_MATH) && defined(ZPL_MODULE_MATH) + #undef ZPL_MODULE_MATH + #endif + #if defined(ZPL_DISABLE_JSON) && defined(ZPL_MODULE_JSON) + #undef ZPL_MODULE_JSON + #endif + #if defined(ZPL_DISABLE_THREADING) && defined(ZPL_MODULE_THREADING) + #ifdef ZPL_MODULE_JOBS + #undef ZPL_MODULE_JOBS /* user */ + #endif - #undef ZPL_MODULE_JOBS - #endif - #if defined(ZPL_DISABLE_COROUTINES) && defined(ZPL_MODULE_COROUTINES) - #undef ZPL_MODULE_COROUTINES - #endif -#endif + #ifdef ZPL_MODULE_COROUTINES + #undef ZPL_MODULE_COROUTINES /* user */ + #endif -#if defined(__GCC__) || defined(__GNUC__) || defined(__clang__) - #pragma GCC diagnostic push - #pragma GCC diagnostic ignored "-Wunused-function" - #pragma GCC diagnostic ignored "-Wmissing-field-initializers" - #pragma GCC diagnostic ignored "-Wimplicit-fallthrough" -#endif + #undef ZPL_MODULE_THREADING + #endif + #if defined(ZPL_DISABLE_JOBS) && defined(ZPL_MODULE_JOBS) + #ifdef ZPL_MODULE_COROUTINES + #undef ZPL_MODULE_COROUTINES /* user */ + #endif -#if defined(_MSC_VER) - #pragma warning(push) - #pragma warning(disable : 4201) - #pragma warning(disable : 4127) // Conditional expression is constant -#endif - -/* general purpose includes */ - -// file: header/core/system.h - -#ifdef ZPL_EDITOR -#include -#endif - -ZPL_BEGIN_C_DECLS - -/* Platform architecture */ - -#if defined(_WIN64) || defined(__x86_64__) || defined(_M_X64) || defined(__64BIT__) || defined(__powerpc64__) || \ -defined(__ppc64__) || defined(__aarch64__) - #ifndef ZPL_ARCH_64_BIT - #define ZPL_ARCH_64_BIT 1 - #endif -#else - #ifndef ZPL_ARCH_32_BIT - #define ZPL_ARCH_32_BIT 1 - #endif -#endif - -/* Platform endiannes */ - -#ifndef ZPL_ENDIAN_ORDER - #define ZPL_ENDIAN_ORDER - #define ZPL_IS_BIG_ENDIAN (!*(zpl_u8 *)&(zpl_u16){ 1 }) - #define ZPL_IS_LITTLE_ENDIAN (!ZPL_IS_BIG_ENDIAN) -#endif - -/* Platform OS */ - -#if defined(_WIN32) || defined(_WIN64) - #ifndef ZPL_SYSTEM_WINDOWS - #define ZPL_SYSTEM_WINDOWS 1 - #endif -#elif defined(__APPLE__) && defined(__MACH__) - #ifndef ZPL_SYSTEM_OSX - #define ZPL_SYSTEM_OSX 1 - #endif - #ifndef ZPL_SYSTEM_MACOS - #define ZPL_SYSTEM_MACOS 1 - #endif - #include - #if TARGET_IPHONE_SIMULATOR == 1 || TARGET_OS_IPHONE == 1 - #ifndef ZPL_SYSTEM_IOS - #define ZPL_SYSTEM_IOS 1 + #undef ZPL_MODULE_JOBS + #endif + #if defined(ZPL_DISABLE_COROUTINES) && defined(ZPL_MODULE_COROUTINES) + #undef ZPL_MODULE_COROUTINES #endif #endif -#elif defined(__unix__) - #ifndef ZPL_SYSTEM_UNIX - #define ZPL_SYSTEM_UNIX 1 + + #if defined(__GCC__) || defined(__GNUC__) || defined(__clang__) + #pragma GCC diagnostic push + #pragma GCC diagnostic ignored "-Wunused-function" + #pragma GCC diagnostic ignored "-Wmissing-field-initializers" + #pragma GCC diagnostic ignored "-Wimplicit-fallthrough" #endif - #if defined(ANDROID) || defined(__ANDROID__) - #ifndef ZPL_SYSTEM_ANDROID - #define ZPL_SYSTEM_ANDROID 1 + + #if defined(_MSC_VER) + #pragma warning(push) + #pragma warning(disable : 4201) + #pragma warning(disable : 4127) // Conditional expression is constant + #endif + + /* general purpose includes */ + + // file: header/core/system.h + + #ifdef ZPL_EDITOR + #include + #endif + + ZPL_BEGIN_C_DECLS + + /* Platform architecture */ + + #if defined(_WIN64) || defined(__x86_64__) || defined(_M_X64) || defined(__64BIT__) || defined(__powerpc64__) || \ + defined(__ppc64__) || defined(__aarch64__) + #ifndef ZPL_ARCH_64_BIT + #define ZPL_ARCH_64_BIT 1 #endif + #else + #ifndef ZPL_ARCH_32_BIT + #define ZPL_ARCH_32_BIT 1 + #endif + #endif + + /* Platform endiannes */ + + #ifndef ZPL_ENDIAN_ORDER + #define ZPL_ENDIAN_ORDER + #define ZPL_IS_BIG_ENDIAN (!*(zpl_u8 *)&(zpl_u16){ 1 }) + #define ZPL_IS_LITTLE_ENDIAN (!ZPL_IS_BIG_ENDIAN) + #endif + + /* Platform OS */ + + #if defined(_WIN32) || defined(_WIN64) + #ifndef ZPL_SYSTEM_WINDOWS + #define ZPL_SYSTEM_WINDOWS 1 + #endif + #elif defined(__APPLE__) && defined(__MACH__) + #ifndef ZPL_SYSTEM_OSX + #define ZPL_SYSTEM_OSX 1 + #endif + #ifndef ZPL_SYSTEM_MACOS + #define ZPL_SYSTEM_MACOS 1 + #endif + #include + #if TARGET_IPHONE_SIMULATOR == 1 || TARGET_OS_IPHONE == 1 + #ifndef ZPL_SYSTEM_IOS + #define ZPL_SYSTEM_IOS 1 + #endif + #endif + #elif defined(__unix__) + #ifndef ZPL_SYSTEM_UNIX + #define ZPL_SYSTEM_UNIX 1 + #endif + #if defined(ANDROID) || defined(__ANDROID__) + #ifndef ZPL_SYSTEM_ANDROID + #define ZPL_SYSTEM_ANDROID 1 + #endif + #ifndef ZPL_SYSTEM_LINUX + #define ZPL_SYSTEM_LINUX 1 + #endif + #elif defined(__linux__) #ifndef ZPL_SYSTEM_LINUX #define ZPL_SYSTEM_LINUX 1 #endif - #elif defined(__linux__) - #ifndef ZPL_SYSTEM_LINUX - #define ZPL_SYSTEM_LINUX 1 - #endif - #elif defined(__FreeBSD__) || defined(__FreeBSD_kernel__) - #ifndef ZPL_SYSTEM_FREEBSD - #define ZPL_SYSTEM_FREEBSD 1 - #endif - #elif defined(__OpenBSD__) - #ifndef ZPL_SYSTEM_OPENBSD - #define ZPL_SYSTEM_OPENBSD 1 - #endif - #elif defined(__EMSCRIPTEN__) - #ifndef ZPL_SYSTEM_EMSCRIPTEN - #define ZPL_SYSTEM_EMSCRIPTEN 1 - #endif - #elif defined(__CYGWIN__) - #ifndef ZPL_SYSTEM_CYGWIN - #define ZPL_SYSTEM_CYGWIN 1 - #endif - #else - #error This UNIX operating system is not supported - #endif -#else - #error This operating system is not supported -#endif - -/* Platform compiler */ - -#if defined(_MSC_VER) - #define ZPL_COMPILER_MSVC 1 -#elif defined(__GNUC__) - #define ZPL_COMPILER_GCC 1 -#elif defined(__clang__) - #define ZPL_COMPILER_CLANG 1 -#elif defined(__MINGW32__) - #define ZPL_COMPILER_MINGW 1 -#else - #error Unknown compiler -#endif - -/* Platform CPU */ - -#if defined(__arm__) || defined(__aarch64__) || defined(__ARM_ARCH) - #ifndef ZPL_CPU_ARM - #define ZPL_CPU_ARM 1 - #endif - #ifndef ZPL_CACHE_LINE_SIZE - #define ZPL_CACHE_LINE_SIZE 64 - #endif -#elif defined(_M_IX86) || defined(_M_X64) || defined(__i386__) || defined(__x86_64__) || defined(ZPL_SYSTEM_EMSCRIPTEN) - #ifndef ZPL_CPU_X86 - #define ZPL_CPU_X86 1 - #endif - #ifndef ZPL_CACHE_LINE_SIZE - #define ZPL_CACHE_LINE_SIZE 64 - #endif -#elif defined(_M_PPC) || defined(__powerpc__) || defined(__powerpc64__) - #ifndef ZPL_CPU_PPC - #define ZPL_CPU_PPC 1 - #endif - #ifndef ZPL_CACHE_LINE_SIZE - #define ZPL_CACHE_LINE_SIZE 128 - #endif -#elif defined(__MIPSEL__) || defined(__mips_isa_rev) - #ifndef ZPL_CPU_MIPS - #define ZPL_CPU_MIPS 1 - #endif - #ifndef ZPL_CACHE_LINE_SIZE - #define ZPL_CACHE_LINE_SIZE 64 - #endif -#else - #error Unknown CPU Type -#endif - -// TODO(ZaKlaus): Find a better way to get this flag in MinGW. -#if defined(ZPL_COMPILER_GCC) && !defined(WC_ERR_INVALID_CHARS) - #define WC_ERR_INVALID_CHARS 0x0080 -#endif - -#if defined(ZPL_COMPILER_GCC) && defined(ZPL_SYSTEM_WINDOWS) - #ifndef ZPL_COMPILER_MINGW - #define ZPL_COMPILER_MINGW // assume we use mingw as a compiler - #endif -#endif - -#if defined(ZPL_SYSTEM_UNIX) - #ifndef _GNU_SOURCE - #define _GNU_SOURCE - #endif - - #ifndef _LARGEFILE64_SOURCE - #define _LARGEFILE64_SOURCE - #endif -#endif - -ZPL_END_C_DECLS - -#include -#include - -#if defined(ZPL_SYSTEM_WINDOWS) - #include -#endif - -// file: header/core/types.h - -#ifdef ZPL_EDITOR -#include -#endif - -ZPL_BEGIN_C_DECLS - -/* Basic types */ - -#if defined(ZPL_COMPILER_MSVC) - #if _MSC_VER < 1300 - typedef unsigned char zpl_u8; - typedef signed char zpl_i8; - typedef unsigned short zpl_u16; - typedef signed short zpl_i16; - typedef unsigned int zpl_u32; - typedef signed int zpl_i32; - #else - typedef unsigned __int8 zpl_u8; - typedef signed __int8 zpl_i8; - typedef unsigned __int16 zpl_u16; - typedef signed __int16 zpl_i16; - typedef unsigned __int32 zpl_u32; - typedef signed __int32 zpl_i32; - #endif - typedef unsigned __int64 zpl_u64; - typedef signed __int64 zpl_i64; -#else - #include - - typedef uint8_t zpl_u8; - typedef int8_t zpl_i8; - typedef uint16_t zpl_u16; - typedef int16_t zpl_i16; - typedef uint32_t zpl_u32; - typedef int32_t zpl_i32; - typedef uint64_t zpl_u64; - typedef int64_t zpl_i64; -#endif - -ZPL_STATIC_ASSERT(sizeof(zpl_u8) == sizeof(zpl_i8), "sizeof(zpl_u8) != sizeof(zpl_i8)"); -ZPL_STATIC_ASSERT(sizeof(zpl_u16) == sizeof(zpl_i16), "sizeof(zpl_u16) != sizeof(zpl_i16)"); -ZPL_STATIC_ASSERT(sizeof(zpl_u32) == sizeof(zpl_i32), "sizeof(zpl_u32) != sizeof(zpl_i32)"); -ZPL_STATIC_ASSERT(sizeof(zpl_u64) == sizeof(zpl_i64), "sizeof(zpl_u64) != sizeof(zpl_i64)"); - -ZPL_STATIC_ASSERT(sizeof(zpl_u8) == 1, "sizeof(zpl_u8) != 1"); -ZPL_STATIC_ASSERT(sizeof(zpl_u16) == 2, "sizeof(zpl_u16) != 2"); -ZPL_STATIC_ASSERT(sizeof(zpl_u32) == 4, "sizeof(zpl_u32) != 4"); -ZPL_STATIC_ASSERT(sizeof(zpl_u64) == 8, "sizeof(zpl_u64) != 8"); - -typedef size_t zpl_usize; -typedef ptrdiff_t zpl_isize; - -ZPL_STATIC_ASSERT(sizeof(zpl_usize) == sizeof(zpl_isize), "sizeof(zpl_usize) != sizeof(zpl_isize)"); - -// NOTE: (u)zpl_intptr is only here for semantic reasons really as this library will only support 32/64 bit OSes. -#if defined(_WIN64) - typedef signed __int64 zpl_intptr; - typedef unsigned __int64 zpl_uintptr; -#elif defined(_WIN32) - // NOTE; To mark types changing their size, e.g. zpl_intptr - #ifndef _W64 - #if !defined(__midl) && (defined(_X86_) || defined(_M_IX86)) && _MSC_VER >= 1300 - #define _W64 __w64 + #elif defined(__FreeBSD__) || defined(__FreeBSD_kernel__) + #ifndef ZPL_SYSTEM_FREEBSD + #define ZPL_SYSTEM_FREEBSD 1 + #endif + #elif defined(__OpenBSD__) + #ifndef ZPL_SYSTEM_OPENBSD + #define ZPL_SYSTEM_OPENBSD 1 + #endif + #elif defined(__EMSCRIPTEN__) + #ifndef ZPL_SYSTEM_EMSCRIPTEN + #define ZPL_SYSTEM_EMSCRIPTEN 1 + #endif + #elif defined(__CYGWIN__) + #ifndef ZPL_SYSTEM_CYGWIN + #define ZPL_SYSTEM_CYGWIN 1 + #endif #else - #define _W64 + #error This UNIX operating system is not supported #endif - #endif - typedef _W64 signed int zpl_intptr; - typedef _W64 unsigned int zpl_uintptr; -#else - typedef uintptr_t zpl_uintptr; - typedef intptr_t zpl_intptr; -#endif - -ZPL_STATIC_ASSERT(sizeof(zpl_uintptr) == sizeof(zpl_intptr), "sizeof(zpl_uintptr) != sizeof(zpl_intptr)"); - -typedef float zpl_f32; -typedef double zpl_f64; - -ZPL_STATIC_ASSERT(sizeof(zpl_f32) == 4, "sizeof(zpl_f32) != 4"); -ZPL_STATIC_ASSERT(sizeof(zpl_f64) == 8, "sizeof(zpl_f64) != 8"); - -typedef zpl_i32 zpl_rune; // NOTE: Unicode codepoint -typedef zpl_i32 zpl_char32; -#define ZPL_RUNE_INVALID cast(zpl_rune)(0xfffd) -#define ZPL_RUNE_MAX cast(zpl_rune)(0x0010ffff) -#define ZPL_RUNE_BOM cast(zpl_rune)(0xfeff) -#define ZPL_RUNE_EOF cast(zpl_rune)(-1) - -typedef zpl_i8 zpl_b8; -typedef zpl_i16 zpl_b16; -typedef zpl_i32 zpl_b32; - -#if !defined(__cplusplus) - #if (defined(_MSC_VER) && _MSC_VER < 1800) || (!defined(_MSC_VER) && !defined(__STDC_VERSION__)) - #ifndef true - #define true(0 == 0) - #endif - #ifndef false - #define false(0 != 0) - #endif - - typedef zpl_b8 bool; #else - #include - #endif -#endif - -#if __cplusplus > 199711L -#define register // Deprecated in C++11. -#endif // #if __cplusplus > 199711L - -#ifndef ZPL_U8_MIN - #define ZPL_U8_MIN 0u - #define ZPL_U8_MAX 0xffu - #define ZPL_I8_MIN (-0x7f - 1) - #define ZPL_I8_MAX 0x7f - - #define ZPL_U16_MIN 0u - #define ZPL_U16_MAX 0xffffu - #define ZPL_I16_MIN (-0x7fff - 1) - #define ZPL_I16_MAX 0x7fff - - #define ZPL_U32_MIN 0u - #define ZPL_U32_MAX 0xffffffffu - #define ZPL_I32_MIN (-0x7fffffff - 1) - #define ZPL_I32_MAX 0x7fffffff - - #define ZPL_U64_MIN 0ull - #define ZPL_U64_MAX 0xffffffffffffffffull - #define ZPL_I64_MIN (-0x7fffffffffffffffll - 1) - #define ZPL_I64_MAX 0x7fffffffffffffffll - - #if defined(ZPL_ARCH_32_BIT) - #define ZPL_USIZE_MIN ZPL_U32_MIN - #define ZPL_USIZE_MAX ZPL_U32_MAX - #define ZPL_ISIZE_MIN ZPL_S32_MIN - #define ZPL_ISIZE_MAX ZPL_S32_MAX - #elif defined(ZPL_ARCH_64_BIT) - #define ZPL_USIZE_MIN ZPL_U64_MIN - #define ZPL_USIZE_MAX ZPL_U64_MAX - #define ZPL_ISIZE_MIN ZPL_I64_MIN - #define ZPL_ISIZE_MAX ZPL_I64_MAX - #else - #error Unknown architecture size. This library only supports 32 bit and 64 bit architectures. + #error This operating system is not supported #endif - #define ZPL_F32_MIN 1.17549435e-38f - #define ZPL_F32_MAX 3.40282347e+38f + /* Platform compiler */ - #define ZPL_F64_MIN 2.2250738585072014e-308 - #define ZPL_F64_MAX 1.7976931348623157e+308 -#endif - -#ifdef ZPL_DEFINE_NULL_MACRO - #ifndef NULL - #define NULL ZPL_NULL - #endif -#endif - -ZPL_END_C_DECLS -// file: header/core/helpers.h - -/* Various macro based helpers */ -#ifdef ZPL_EDITOR -#include -#endif - -ZPL_BEGIN_C_DECLS - -#ifndef cast - #define cast(Type) (Type) -#endif - -#ifndef zpl_size_of - #define zpl_size_of(x) (zpl_isize)(sizeof(x)) -#endif - -#ifndef zpl_count_of - #define zpl_count_of(x) ((zpl_size_of(x) / zpl_size_of(0 [x])) / ((zpl_isize)(!(zpl_size_of(x) % zpl_size_of(0 [x]))))) -#endif - -#ifndef zpl_offset_of -#ifdef _MSC_VER - #define zpl_offset_of(Type, element) ((zpl_isize) & (((Type *)0)->element)) -#else - #define zpl_offset_of(Type, element) __builtin_offsetof(Type, element) -#endif -#endif - -#if defined(__cplusplus) - #ifndef zpl_align_of - #if __cplusplus >= 201103L - #define zpl_align_of(Type) (zpl_isize)alignof(Type) - #else - extern "C++" { - template struct zpl_alignment_trick { - char c; - T member; - }; - } - #define zpl_align_of(Type) zpl_offset_of(zpl_alignment_trick, member) - #endif - #endif -#else - #ifndef zpl_align_of - #define zpl_align_of(Type) \ - zpl_offset_of( \ - struct { \ - char c; \ - Type member; \ - }, \ - member) - #endif -#endif - -#ifndef zpl_swap - #define zpl_swap(Type, a, b) \ - do { \ - Type tmp = (a); \ - (a) = (b); \ - (b) = tmp; \ - } while (0) -#endif - - - -#ifndef zpl_global - #define zpl_global static // Global variables -#endif - -#ifndef zpl_internal - #define zpl_internal static // Internal linkage -#endif - -#ifndef zpl_local_persist - #define zpl_local_persist static // Local Persisting variables -#endif - -#ifndef zpl_unused #if defined(_MSC_VER) - #define zpl_unused(x) (__pragma(warning(suppress : 4100))(x)) - #elif defined(__GCC__) - #define zpl_unused(x) __attribute__((__unused__))(x) + #define ZPL_COMPILER_MSVC 1 + #elif defined(__GNUC__) + #define ZPL_COMPILER_GCC 1 + #elif defined(__clang__) + #define ZPL_COMPILER_CLANG 1 + #elif defined(__MINGW32__) + #define ZPL_COMPILER_MINGW 1 #else - #define zpl_unused(x) ((void)(zpl_size_of(x))) + #error Unknown compiler #endif -#endif + /* Platform CPU */ -#ifndef ZPL_JOIN_MACROS - #define ZPL_JOIN_MACROS + #if defined(__arm__) || defined(__aarch64__) || defined(__ARM_ARCH) + #ifndef ZPL_CPU_ARM + #define ZPL_CPU_ARM 1 + #endif + #ifndef ZPL_CACHE_LINE_SIZE + #define ZPL_CACHE_LINE_SIZE 64 + #endif + #elif defined(_M_IX86) || defined(_M_X64) || defined(__i386__) || defined(__x86_64__) || defined(ZPL_SYSTEM_EMSCRIPTEN) + #ifndef ZPL_CPU_X86 + #define ZPL_CPU_X86 1 + #endif + #ifndef ZPL_CACHE_LINE_SIZE + #define ZPL_CACHE_LINE_SIZE 64 + #endif + #elif defined(_M_PPC) || defined(__powerpc__) || defined(__powerpc64__) + #ifndef ZPL_CPU_PPC + #define ZPL_CPU_PPC 1 + #endif + #ifndef ZPL_CACHE_LINE_SIZE + #define ZPL_CACHE_LINE_SIZE 128 + #endif + #elif defined(__MIPSEL__) || defined(__mips_isa_rev) + #ifndef ZPL_CPU_MIPS + #define ZPL_CPU_MIPS 1 + #endif + #ifndef ZPL_CACHE_LINE_SIZE + #define ZPL_CACHE_LINE_SIZE 64 + #endif + #else + #error Unknown CPU Type + #endif - #define ZPL_JOIN2 ZPL_CONCAT - #define ZPL_JOIN3(a, b, c) ZPL_JOIN2(ZPL_JOIN2(a, b), c) - #define ZPL_JOIN4(a, b, c, d) ZPL_JOIN2(ZPL_JOIN2(ZPL_JOIN2(a, b), c), d) -#endif + // TODO(ZaKlaus): Find a better way to get this flag in MinGW. + #if defined(ZPL_COMPILER_GCC) && !defined(WC_ERR_INVALID_CHARS) + #define WC_ERR_INVALID_CHARS 0x0080 + #endif -#ifndef ZPL_BIT - #define ZPL_BIT(x) (1 << (x)) -#endif + #if defined(ZPL_COMPILER_GCC) && defined(ZPL_SYSTEM_WINDOWS) + #ifndef ZPL_COMPILER_MINGW + #define ZPL_COMPILER_MINGW // assume we use mingw as a compiler + #endif + #endif -#ifndef zpl_min - #define zpl_min(a, b) ((a) < (b) ? (a) : (b)) -#endif + #if defined(ZPL_SYSTEM_UNIX) + #ifndef _GNU_SOURCE + #define _GNU_SOURCE + #endif -#ifndef zpl_max - #define zpl_max(a, b) ((a) > (b) ? (a) : (b)) -#endif + #ifndef _LARGEFILE64_SOURCE + #define _LARGEFILE64_SOURCE + #endif + #endif -#ifndef zpl_min3 - #define zpl_min3(a, b, c) zpl_min(zpl_min(a, b), c) -#endif + ZPL_END_C_DECLS -#ifndef zpl_max3 - #define zpl_max3(a, b, c) zpl_max(zpl_max(a, b), c) -#endif + #include + #include -#ifndef zpl_clamp - #define zpl_clamp(x, lower, upper) zpl_min(zpl_max((x), (lower)), (upper)) -#endif + #if defined(ZPL_SYSTEM_WINDOWS) + #include + #endif -#ifndef zpl_clamp01 - #define zpl_clamp01(x) zpl_clamp((x), 0, 1) -#endif + // file: header/core/types.h -#ifndef zpl_is_between - #define zpl_is_between(x, lower, upper) (((lower) <= (x)) && ((x) <= (upper))) -#endif - -#ifndef zpl_abs - #define zpl_abs(x) ((x) < 0 ? -(x) : (x)) -#endif - -#ifndef hard_cast - #define hard_cast(type) *cast(type) & -#endif - -// WARN(ZaKlaus): Supported only on GCC via GNU extensions!!! -#ifndef zpl_lambda - #define zpl_lambda(b_) ({ b_ _; }) -#endif - -#ifndef zpl_when - #define zpl_when(init, type, name) \ - type name = init; \ - if (name) -#endif - -/* NOTE: Very useful bit setting */ -#ifndef ZPL_MASK_SET - #define ZPL_MASK_SET(var, set, mask) \ - do { \ - if (set) \ - (var) |= (mask); \ - else \ - (var) &= ~(mask); \ - } while (0) -#endif - -// Multiline string literals in C99! -#ifndef ZPL_MULTILINE - #define ZPL_MULTILINE(...) #__VA_ARGS__ -#endif - -ZPL_END_C_DECLS - -#if defined(ZPL_MODULE_CORE) - // file: header/core/debug.h - - /* Debugging stuff */ #ifdef ZPL_EDITOR #include #endif ZPL_BEGIN_C_DECLS - #ifndef ZPL_DEBUG_TRAP - #if defined(_MSC_VER) - #if _MSC_VER < 1300 - #define ZPL_DEBUG_TRAP( ) __asm int 3 /* Trap to debugger! */ - #else - #define ZPL_DEBUG_TRAP( ) __debugbreak( ) - #endif + /* Basic types */ + + #if defined(ZPL_COMPILER_MSVC) + #if _MSC_VER < 1300 + typedef unsigned char zpl_u8; + typedef signed char zpl_i8; + typedef unsigned short zpl_u16; + typedef signed short zpl_i16; + typedef unsigned int zpl_u32; + typedef signed int zpl_i32; #else - #define ZPL_DEBUG_TRAP( ) __builtin_trap( ) + typedef unsigned __int8 zpl_u8; + typedef signed __int8 zpl_i8; + typedef unsigned __int16 zpl_u16; + typedef signed __int16 zpl_i16; + typedef unsigned __int32 zpl_u32; + typedef signed __int32 zpl_i32; + #endif + typedef unsigned __int64 zpl_u64; + typedef signed __int64 zpl_i64; + #else + #include + + typedef uint8_t zpl_u8; + typedef int8_t zpl_i8; + typedef uint16_t zpl_u16; + typedef int16_t zpl_i16; + typedef uint32_t zpl_u32; + typedef int32_t zpl_i32; + typedef uint64_t zpl_u64; + typedef int64_t zpl_i64; + #endif + + ZPL_STATIC_ASSERT(sizeof(zpl_u8) == sizeof(zpl_i8), "sizeof(zpl_u8) != sizeof(zpl_i8)"); + ZPL_STATIC_ASSERT(sizeof(zpl_u16) == sizeof(zpl_i16), "sizeof(zpl_u16) != sizeof(zpl_i16)"); + ZPL_STATIC_ASSERT(sizeof(zpl_u32) == sizeof(zpl_i32), "sizeof(zpl_u32) != sizeof(zpl_i32)"); + ZPL_STATIC_ASSERT(sizeof(zpl_u64) == sizeof(zpl_i64), "sizeof(zpl_u64) != sizeof(zpl_i64)"); + + ZPL_STATIC_ASSERT(sizeof(zpl_u8) == 1, "sizeof(zpl_u8) != 1"); + ZPL_STATIC_ASSERT(sizeof(zpl_u16) == 2, "sizeof(zpl_u16) != 2"); + ZPL_STATIC_ASSERT(sizeof(zpl_u32) == 4, "sizeof(zpl_u32) != 4"); + ZPL_STATIC_ASSERT(sizeof(zpl_u64) == 8, "sizeof(zpl_u64) != 8"); + + typedef size_t zpl_usize; + typedef ptrdiff_t zpl_isize; + + ZPL_STATIC_ASSERT(sizeof(zpl_usize) == sizeof(zpl_isize), "sizeof(zpl_usize) != sizeof(zpl_isize)"); + + // NOTE: (u)zpl_intptr is only here for semantic reasons really as this library will only support 32/64 bit OSes. + #if defined(_WIN64) + typedef signed __int64 zpl_intptr; + typedef unsigned __int64 zpl_uintptr; + #elif defined(_WIN32) + // NOTE; To mark types changing their size, e.g. zpl_intptr + #ifndef _W64 + #if !defined(__midl) && (defined(_X86_) || defined(_M_IX86)) && _MSC_VER >= 1300 + #define _W64 __w64 + #else + #define _W64 + #endif + #endif + typedef _W64 signed int zpl_intptr; + typedef _W64 unsigned int zpl_uintptr; + #else + typedef uintptr_t zpl_uintptr; + typedef intptr_t zpl_intptr; + #endif + + ZPL_STATIC_ASSERT(sizeof(zpl_uintptr) == sizeof(zpl_intptr), "sizeof(zpl_uintptr) != sizeof(zpl_intptr)"); + + typedef float zpl_f32; + typedef double zpl_f64; + + ZPL_STATIC_ASSERT(sizeof(zpl_f32) == 4, "sizeof(zpl_f32) != 4"); + ZPL_STATIC_ASSERT(sizeof(zpl_f64) == 8, "sizeof(zpl_f64) != 8"); + + typedef zpl_i32 zpl_rune; // NOTE: Unicode codepoint + typedef zpl_i32 zpl_char32; + #define ZPL_RUNE_INVALID cast(zpl_rune)(0xfffd) + #define ZPL_RUNE_MAX cast(zpl_rune)(0x0010ffff) + #define ZPL_RUNE_BOM cast(zpl_rune)(0xfeff) + #define ZPL_RUNE_EOF cast(zpl_rune)(-1) + + typedef zpl_i8 zpl_b8; + typedef zpl_i16 zpl_b16; + typedef zpl_i32 zpl_b32; + + #if !defined(__cplusplus) + #if (defined(_MSC_VER) && _MSC_VER < 1800) || (!defined(_MSC_VER) && !defined(__STDC_VERSION__)) + #ifndef true + #define true(0 == 0) + #endif + #ifndef false + #define false(0 != 0) + #endif + + typedef zpl_b8 bool; + #else + #include #endif #endif - #ifndef ZPL_ASSERT_MSG - #define ZPL_ASSERT_MSG(cond, msg, ...) \ - do { \ - if (!(cond)) { \ - zpl_assert_handler(#cond, __FILE__, cast(zpl_i64) __LINE__, msg, ##__VA_ARGS__); \ - ZPL_DEBUG_TRAP( ); \ - } \ + #if __cplusplus > 199711L + #define register // Deprecated in C++11. + #endif // #if __cplusplus > 199711L + + #ifndef ZPL_U8_MIN + #define ZPL_U8_MIN 0u + #define ZPL_U8_MAX 0xffu + #define ZPL_I8_MIN (-0x7f - 1) + #define ZPL_I8_MAX 0x7f + + #define ZPL_U16_MIN 0u + #define ZPL_U16_MAX 0xffffu + #define ZPL_I16_MIN (-0x7fff - 1) + #define ZPL_I16_MAX 0x7fff + + #define ZPL_U32_MIN 0u + #define ZPL_U32_MAX 0xffffffffu + #define ZPL_I32_MIN (-0x7fffffff - 1) + #define ZPL_I32_MAX 0x7fffffff + + #define ZPL_U64_MIN 0ull + #define ZPL_U64_MAX 0xffffffffffffffffull + #define ZPL_I64_MIN (-0x7fffffffffffffffll - 1) + #define ZPL_I64_MAX 0x7fffffffffffffffll + + #if defined(ZPL_ARCH_32_BIT) + #define ZPL_USIZE_MIN ZPL_U32_MIN + #define ZPL_USIZE_MAX ZPL_U32_MAX + #define ZPL_ISIZE_MIN ZPL_S32_MIN + #define ZPL_ISIZE_MAX ZPL_S32_MAX + #elif defined(ZPL_ARCH_64_BIT) + #define ZPL_USIZE_MIN ZPL_U64_MIN + #define ZPL_USIZE_MAX ZPL_U64_MAX + #define ZPL_ISIZE_MIN ZPL_I64_MIN + #define ZPL_ISIZE_MAX ZPL_I64_MAX + #else + #error Unknown architecture size. This library only supports 32 bit and 64 bit architectures. + #endif + + #define ZPL_F32_MIN 1.17549435e-38f + #define ZPL_F32_MAX 3.40282347e+38f + + #define ZPL_F64_MIN 2.2250738585072014e-308 + #define ZPL_F64_MAX 1.7976931348623157e+308 + #endif + + #ifdef ZPL_DEFINE_NULL_MACRO + #ifndef NULL + #define NULL ZPL_NULL + #endif + #endif + + ZPL_END_C_DECLS + // file: header/core/helpers.h + + /* Various macro based helpers */ + #ifdef ZPL_EDITOR + #include + #endif + + ZPL_BEGIN_C_DECLS + + #ifndef cast + #define cast(Type) (Type) + #endif + + #ifndef zpl_size_of + #define zpl_size_of(x) (zpl_isize)(sizeof(x)) + #endif + + #ifndef zpl_count_of + #define zpl_count_of(x) ((zpl_size_of(x) / zpl_size_of(0 [x])) / ((zpl_isize)(!(zpl_size_of(x) % zpl_size_of(0 [x]))))) + #endif + + #ifndef zpl_offset_of + #ifdef _MSC_VER + #define zpl_offset_of(Type, element) ((zpl_isize) & (((Type *)0)->element)) + #else + #define zpl_offset_of(Type, element) __builtin_offsetof(Type, element) + #endif + #endif + + #if defined(__cplusplus) + #ifndef zpl_align_of + #if __cplusplus >= 201103L + #define zpl_align_of(Type) (zpl_isize)alignof(Type) + #else + extern "C++" { + template struct zpl_alignment_trick { + char c; + T member; + }; + } + #define zpl_align_of(Type) zpl_offset_of(zpl_alignment_trick, member) + #endif + #endif + #else + #ifndef zpl_align_of + #define zpl_align_of(Type) \ + zpl_offset_of( \ + struct { \ + char c; \ + Type member; \ + }, \ + member) + #endif + #endif + + #ifndef zpl_swap + #define zpl_swap(Type, a, b) \ + do { \ + Type tmp = (a); \ + (a) = (b); \ + (b) = tmp; \ } while (0) #endif - #ifndef ZPL_ASSERT - #define ZPL_ASSERT(cond) ZPL_ASSERT_MSG(cond, NULL) + + + #ifndef zpl_global + #define zpl_global static // Global variables #endif - #ifndef ZPL_ASSERT_NOT_NULL - #define ZPL_ASSERT_NOT_NULL(ptr) ZPL_ASSERT_MSG((ptr) != NULL, #ptr " must not be NULL") + #ifndef zpl_internal + #define zpl_internal static // Internal linkage #endif - // NOTE: Things that shouldn't happen with a message! - #ifndef ZPL_PANIC - #define ZPL_PANIC(msg, ...) ZPL_ASSERT_MSG(0, msg, ##__VA_ARGS__) + #ifndef zpl_local_persist + #define zpl_local_persist static // Local Persisting variables #endif - #ifndef ZPL_NOT_IMPLEMENTED - #define ZPL_NOT_IMPLEMENTED ZPL_PANIC("not implemented") - #endif - - /* Functions */ - - ZPL_DEF void zpl_assert_handler(char const *condition, char const *file, zpl_i32 line, char const *msg, ...); - ZPL_DEF zpl_i32 zpl_assert_crash(char const *condition); - - ZPL_END_C_DECLS - // file: header/core/memory.h - - /** @file mem.c - @brief Memory manipulation and helpers. - @defgroup memman Memory management - - Consists of pointer arithmetic methods, virtual memory management and custom memory allocators. - - @{ - */ - #ifdef ZPL_EDITOR - #include - #endif - - ZPL_BEGIN_C_DECLS - - //! Checks if value is power of 2. - ZPL_DEF_INLINE zpl_b32 zpl_is_power_of_two(zpl_isize x); - - //! Aligns address to specified alignment. - ZPL_DEF_INLINE void *zpl_align_forward(void *ptr, zpl_isize alignment); - - //! Moves pointer forward by bytes. - ZPL_DEF_INLINE void *zpl_pointer_add(void *ptr, zpl_isize bytes); - - //! Moves pointer backward by bytes. - ZPL_DEF_INLINE void *zpl_pointer_sub(void *ptr, zpl_isize bytes); - - //! Moves pointer forward by bytes. - ZPL_DEF_INLINE void const *zpl_pointer_add_const(void const *ptr, zpl_isize bytes); - - //! Moves pointer backward by bytes. - ZPL_DEF_INLINE void const *zpl_pointer_sub_const(void const *ptr, zpl_isize bytes); - - //! Calculates difference between two addresses. - ZPL_DEF_INLINE zpl_isize zpl_pointer_diff(void const *begin, void const *end); - - #define zpl_ptr_add zpl_pointer_add - #define zpl_ptr_sub zpl_pointer_sub - #define zpl_ptr_add_const zpl_pointer_add_const - #define zpl_ptr_sub_const zpl_pointer_sub_const - #define zpl_ptr_diff zpl_pointer_diff - - //! Clears up memory at location by specified size. - - //! @param ptr Memory location to clear up. - //! @param size The size to clear up with. - ZPL_DEF_INLINE void zpl_zero_size(void *ptr, zpl_isize size); - - #ifndef zpl_zero_item - //! Clears up an item. - #define zpl_zero_item(t) zpl_zero_size((t), zpl_size_of(*(t))) // NOTE: Pass pointer of struct - - //! Clears up an array. - #define zpl_zero_array(a, count) zpl_zero_size((a), zpl_size_of(*(a)) * count) - #endif - - //! Copy memory from source to destination. - ZPL_DEF_INLINE void *zpl_memmove(void *dest, void const *source, zpl_isize size); - - //! Set constant value at memory location with specified size. - ZPL_DEF_INLINE void *zpl_memset(void *data, zpl_u8 byte_value, zpl_isize size); - - //! Compare two memory locations with specified size. - ZPL_DEF_INLINE zpl_i32 zpl_memcompare(void const *s1, void const *s2, zpl_isize size); - - //! Swap memory contents between 2 locations with size. - ZPL_DEF void zpl_memswap(void *i, void *j, zpl_isize size); - - //! Search for a constant value within the size limit at memory location. - ZPL_DEF void const *zpl_memchr(void const *data, zpl_u8 byte_value, zpl_isize size); - - //! Search for a constant value within the size limit at memory location in backwards. - ZPL_DEF void const *zpl_memrchr(void const *data, zpl_u8 byte_value, zpl_isize size); - - //! Copy non-overlapping memory from source to destination. - ZPL_DEF void *zpl_memcopy(void *dest, void const *source, zpl_isize size); - - #ifndef zpl_memcopy_array - - //! Copy non-overlapping array. - #define zpl_memcopy_array(dst, src, count) zpl_memcopy((dst), (src), zpl_size_of(*(dst)) * (count)) - #endif - - //! Copy an array. - #ifndef zpl_memmove_array - #define zpl_memmove_array(dst, src, count) zpl_memmove((dst), (src), zpl_size_of(*(dst)) * (count)) - #endif - - #ifndef ZPL_BIT_CAST - #define ZPL_BIT_CAST(dest, source) \ - do { \ - ZPL_STATIC_ASSERT(zpl_size_of(*(dest)) <= zpl_size_of(source), "zpl_size_of(*(dest)) !<= zpl_size_of(source)");\ - zpl_memcopy((dest), &(source), zpl_size_of(*dest)); \ - } while (0) - #endif - - #ifndef zpl_kilobytes - #define zpl_kilobytes(x) ((x) * (zpl_i64)(1024)) - #define zpl_megabytes(x) (zpl_kilobytes(x) * (zpl_i64)(1024)) - #define zpl_gigabytes(x) (zpl_megabytes(x) * (zpl_i64)(1024)) - #define zpl_terabytes(x) (zpl_gigabytes(x) * (zpl_i64)(1024)) - #endif - - - /* inlines */ - - #define ZPL__ONES (cast(zpl_usize) - 1 / ZPL_U8_MAX) - #define ZPL__HIGHS (ZPL__ONES * (ZPL_U8_MAX / 2 + 1)) - #define ZPL__HAS_ZERO(x) (((x)-ZPL__ONES) & ~(x)&ZPL__HIGHS) - - ZPL_IMPL_INLINE void *zpl_align_forward(void *ptr, zpl_isize alignment) { - zpl_uintptr p; - - ZPL_ASSERT(zpl_is_power_of_two(alignment)); - - p = cast(zpl_uintptr) ptr; - return cast(void *)((p + (alignment - 1)) & ~(alignment - 1)); - } - - ZPL_IMPL_INLINE void *zpl_pointer_add(void *ptr, zpl_isize bytes) { return cast(void *)(cast(zpl_u8 *) ptr + bytes); } - ZPL_IMPL_INLINE void *zpl_pointer_sub(void *ptr, zpl_isize bytes) { return cast(void *)(cast(zpl_u8 *) ptr - bytes); } - ZPL_IMPL_INLINE void const *zpl_pointer_add_const(void const *ptr, zpl_isize bytes) { - return cast(void const *)(cast(zpl_u8 const *) ptr + bytes); - } - ZPL_IMPL_INLINE void const *zpl_pointer_sub_const(void const *ptr, zpl_isize bytes) { - return cast(void const *)(cast(zpl_u8 const *) ptr - bytes); - } - ZPL_IMPL_INLINE zpl_isize zpl_pointer_diff(void const *begin, void const *end) { - return cast(zpl_isize)(cast(zpl_u8 const *) end - cast(zpl_u8 const *) begin); - } - - ZPL_IMPL_INLINE void zpl_zero_size(void *ptr, zpl_isize size) { zpl_memset(ptr, 0, size); } - - #if defined(_MSC_VER) && !defined(__clang__) - #pragma intrinsic(__movsb) - #endif - - ZPL_IMPL_INLINE void *zpl_memmove(void *dest, void const *source, zpl_isize n) { - if (dest == NULL) { return NULL; } - - zpl_u8 *d = cast(zpl_u8 *) dest; - zpl_u8 const *s = cast(zpl_u8 const *) source; - - if (d == s) return d; - if (s + n <= d || d + n <= s) // NOTE: Non-overlapping - return zpl_memcopy(d, s, n); - - if (d < s) { - if (cast(zpl_uintptr) s % zpl_size_of(zpl_isize) == cast(zpl_uintptr) d % zpl_size_of(zpl_isize)) { - while (cast(zpl_uintptr) d % zpl_size_of(zpl_isize)) { - if (!n--) return dest; - *d++ = *s++; - } - while (n >= zpl_size_of(zpl_isize)) { - *cast(zpl_isize *) d = *cast(zpl_isize *) s; - n -= zpl_size_of(zpl_isize); - d += zpl_size_of(zpl_isize); - s += zpl_size_of(zpl_isize); - } - } - for (; n; n--) *d++ = *s++; - } else { - if ((cast(zpl_uintptr) s % zpl_size_of(zpl_isize)) == (cast(zpl_uintptr) d % zpl_size_of(zpl_isize))) { - while (cast(zpl_uintptr)(d + n) % zpl_size_of(zpl_isize)) { - if (!n--) return dest; - d[n] = s[n]; - } - while (n >= zpl_size_of(zpl_isize)) { - n -= zpl_size_of(zpl_isize); - *cast(zpl_isize *)(d + n) = *cast(zpl_isize *)(s + n); - } - } - while (n) n--, d[n] = s[n]; - } - - return dest; - } - - ZPL_IMPL_INLINE void *zpl_memset(void *dest, zpl_u8 c, zpl_isize n) { - if (dest == NULL) { return NULL; } - - zpl_u8 *s = cast(zpl_u8 *) dest; - zpl_isize k; - zpl_u32 c32 = ((zpl_u32)-1) / 255 * c; - - if (n == 0) return dest; - s[0] = s[n - 1] = c; - if (n < 3) return dest; - s[1] = s[n - 2] = c; - s[2] = s[n - 3] = c; - if (n < 7) return dest; - s[3] = s[n - 4] = c; - if (n < 9) return dest; - - k = -cast(zpl_intptr) s & 3; - s += k; - n -= k; - n &= -4; - - *cast(zpl_u32 *)(s + 0) = c32; - *cast(zpl_u32 *)(s + n - 4) = c32; - if (n < 9) return dest; - *cast(zpl_u32 *)(s + 4) = c32; - *cast(zpl_u32 *)(s + 8) = c32; - *cast(zpl_u32 *)(s + n - 12) = c32; - *cast(zpl_u32 *)(s + n - 8) = c32; - if (n < 25) return dest; - *cast(zpl_u32 *)(s + 12) = c32; - *cast(zpl_u32 *)(s + 16) = c32; - *cast(zpl_u32 *)(s + 20) = c32; - *cast(zpl_u32 *)(s + 24) = c32; - *cast(zpl_u32 *)(s + n - 28) = c32; - *cast(zpl_u32 *)(s + n - 24) = c32; - *cast(zpl_u32 *)(s + n - 20) = c32; - *cast(zpl_u32 *)(s + n - 16) = c32; - - k = 24 + (cast(zpl_uintptr) s & 4); - s += k; - n -= k; - - { - zpl_u64 c64 = (cast(zpl_u64) c32 << 32) | c32; - while (n > 31) { - *cast(zpl_u64 *)(s + 0) = c64; - *cast(zpl_u64 *)(s + 8) = c64; - *cast(zpl_u64 *)(s + 16) = c64; - *cast(zpl_u64 *)(s + 24) = c64; - - n -= 32; - s += 32; - } - } - - return dest; - } - - ZPL_IMPL_INLINE zpl_i32 zpl_memcompare(void const *s1, void const *s2, zpl_isize size) { - zpl_u8 const *s1p8 = cast(zpl_u8 const *) s1; - zpl_u8 const *s2p8 = cast(zpl_u8 const *) s2; - - if (s1 == NULL || s2 == NULL) { return 0; } - - while (size--) { - zpl_isize d; - if ((d = (*s1p8++ - *s2p8++)) != 0) return cast(zpl_i32) d; - } - return 0; - } - - ZPL_IMPL_INLINE zpl_b32 zpl_is_power_of_two(zpl_isize x) { - if (x <= 0) return false; - return !(x & (x - 1)); - } - - ZPL_END_C_DECLS - // file: header/core/memory_virtual.h - - - //////////////////////////////////////////////////////////////// - // - // Virtual Memory - // - // - #ifdef ZPL_EDITOR - #include - #endif - - ZPL_BEGIN_C_DECLS - - typedef struct zpl_virtual_memory { - void *data; - zpl_isize size; - } zpl_virtual_memory; - - //! Initialize virtual memory from existing data. - ZPL_DEF zpl_virtual_memory zpl_vm(void *data, zpl_isize size); - - //! Allocate virtual memory at address with size. - - //! @param addr The starting address of the region to reserve. If NULL, it lets operating system to decide where to allocate it. - //! @param size The size to server. - ZPL_DEF zpl_virtual_memory zpl_vm_alloc(void *addr, zpl_isize size); - - //! Release the virtual memory. - ZPL_DEF zpl_b32 zpl_vm_free(zpl_virtual_memory vm); - - //! Trim virtual memory. - ZPL_DEF zpl_virtual_memory zpl_vm_trim(zpl_virtual_memory vm, zpl_isize lead_size, zpl_isize size); - - //! Purge virtual memory. - ZPL_DEF zpl_b32 zpl_vm_purge(zpl_virtual_memory vm); - - //! Retrieve VM's page size and alignment. - ZPL_DEF zpl_isize zpl_virtual_memory_page_size(zpl_isize *alignment_out); - - ZPL_END_C_DECLS - // file: header/core/memory_custom.h - - //////////////////////////////////////////////////////////////// - // - // Custom Allocation - // - // - #ifdef ZPL_EDITOR - #include - #endif - - ZPL_BEGIN_C_DECLS - - typedef enum zplAllocationType { - ZPL_ALLOCATION_ALLOC, - ZPL_ALLOCATION_FREE, - ZPL_ALLOCATION_FREE_ALL, - ZPL_ALLOCATION_RESIZE, - } zplAllocationType; - - // NOTE: This is useful so you can define an allocator of the same type and parameters - #define ZPL_ALLOCATOR_PROC(name) \ - void *name(void *allocator_data, zplAllocationType type, zpl_isize size, zpl_isize alignment, void *old_memory, \ - zpl_isize old_size, zpl_u64 flags) - typedef ZPL_ALLOCATOR_PROC(zpl_allocator_proc); - - - typedef struct zpl_allocator { - zpl_allocator_proc *proc; - void *data; - } zpl_allocator; - - typedef enum zplAllocatorFlag { - ZPL_ALLOCATOR_FLAG_CLEAR_TO_ZERO = ZPL_BIT(0), - } zplAllocatorFlag; - - #ifndef ZPL_DEFAULT_MEMORY_ALIGNMENT - #define ZPL_DEFAULT_MEMORY_ALIGNMENT (2 * zpl_size_of(void *)) - #endif - - #ifndef ZPL_DEFAULT_ALLOCATOR_FLAGS - #define ZPL_DEFAULT_ALLOCATOR_FLAGS (ZPL_ALLOCATOR_FLAG_CLEAR_TO_ZERO) - #endif - - //! Allocate memory with specified alignment. - ZPL_DEF_INLINE void *zpl_alloc_align(zpl_allocator a, zpl_isize size, zpl_isize alignment); - - //! Allocate memory with default alignment. - ZPL_DEF_INLINE void *zpl_alloc(zpl_allocator a, zpl_isize size); - - //! Free allocated memory. - ZPL_DEF_INLINE void zpl_free(zpl_allocator a, void *ptr); - - //! Free all memory allocated by an allocator. - ZPL_DEF_INLINE void zpl_free_all(zpl_allocator a); - - //! Resize an allocated memory. - ZPL_DEF_INLINE void *zpl_resize(zpl_allocator a, void *ptr, zpl_isize old_size, zpl_isize new_size); - - //! Resize an allocated memory with specified alignment. - ZPL_DEF_INLINE void *zpl_resize_align(zpl_allocator a, void *ptr, zpl_isize old_size, zpl_isize new_size, zpl_isize alignment); - - //! Allocate memory and copy data into it. - ZPL_DEF_INLINE void *zpl_alloc_copy(zpl_allocator a, void const *src, zpl_isize size); - - //! Allocate memory with specified alignment and copy data into it. - ZPL_DEF_INLINE void *zpl_alloc_copy_align(zpl_allocator a, void const *src, zpl_isize size, zpl_isize alignment); - - //! Allocate memory for null-terminated C-String. - ZPL_DEF char *zpl_alloc_str(zpl_allocator a, char const *str); - - //! Allocate memory for C-String with specified size. - ZPL_DEF_INLINE char *zpl_alloc_str_len(zpl_allocator a, char const *str, zpl_isize len); - - #ifndef zpl_alloc_item - - //! Allocate memory for an item. - #define zpl_alloc_item(allocator_, Type) (Type *)zpl_alloc(allocator_, zpl_size_of(Type)) - - //! Allocate memory for an array of items. - #define zpl_alloc_array(allocator_, Type, count) (Type *)zpl_alloc(allocator_, zpl_size_of(Type) * (count)) - #endif - - //! Allocate/Resize memory using default options. - - //! Use this if you don't need a "fancy" resize allocation - ZPL_DEF_INLINE void *zpl_default_resize_align(zpl_allocator a, void *ptr, zpl_isize old_size, zpl_isize new_size, zpl_isize alignment); - - //! The heap allocator backed by operating system's memory manager. - ZPL_DEF_INLINE zpl_allocator zpl_heap_allocator(void); - ZPL_DEF ZPL_ALLOCATOR_PROC(zpl_heap_allocator_proc); - - #ifndef zpl_malloc - - //! Helper to allocate memory using heap allocator. - #define zpl_malloc(sz) zpl_alloc(zpl_heap_allocator( ), sz) - - //! Helper to free memory allocated by heap allocator. - #define zpl_mfree(ptr) zpl_free(zpl_heap_allocator( ), ptr) - - //! Alias to heap allocator. - #define zpl_heap zpl_heap_allocator - #endif - - // - // Arena Allocator - // - - typedef struct zpl_arena { - zpl_allocator backing; - void *physical_start; - zpl_isize total_size; - zpl_isize total_allocated; - zpl_isize temp_count; - } zpl_arena; - - //! Initialize memory arena from existing memory region. - ZPL_DEF_INLINE void zpl_arena_init_from_memory(zpl_arena *arena, void *start, zpl_isize size); - - //! Initialize memory arena using existing memory allocator. - ZPL_DEF_INLINE void zpl_arena_init_from_allocator(zpl_arena *arena, zpl_allocator backing, zpl_isize size); - - //! Initialize memory arena within an existing parent memory arena. - ZPL_DEF_INLINE void zpl_arena_init_sub(zpl_arena *arena, zpl_arena *parent_arena, zpl_isize size); - - //! Release the memory used by memory arena. - ZPL_DEF_INLINE void zpl_arena_free(zpl_arena *arena); - - - //! Retrieve memory arena's aligned allocation address. - ZPL_DEF_INLINE zpl_isize zpl_arena_alignment_of(zpl_arena *arena, zpl_isize alignment); - - //! Retrieve memory arena's remaining size. - ZPL_DEF_INLINE zpl_isize zpl_arena_size_remaining(zpl_arena *arena, zpl_isize alignment); - - //! Check whether memory arena has any temporary snapshots. - ZPL_DEF_INLINE void zpl_arena_check(zpl_arena *arena); - - //! Allocation Types: alloc, free_all, resize - ZPL_DEF_INLINE zpl_allocator zpl_arena_allocator(zpl_arena *arena); - ZPL_DEF ZPL_ALLOCATOR_PROC(zpl_arena_allocator_proc); - - - typedef struct zpl_temp_arena_memory { - zpl_arena *arena; - zpl_isize original_count; - } zpl_temp_arena_memory; - - //! Capture a snapshot of used memory in a memory arena. - ZPL_DEF_INLINE zpl_temp_arena_memory zpl_temp_arena_memory_begin(zpl_arena *arena); - - //! Reset memory arena's usage by a captured snapshot. - ZPL_DEF_INLINE void zpl_temp_arena_memory_end(zpl_temp_arena_memory tmp_mem); - - // - // Pool Allocator - // - - - typedef struct zpl_pool { - zpl_allocator backing; - void *physical_start; - void *free_list; - zpl_isize block_size; - zpl_isize block_align; - zpl_isize total_size; - zpl_isize num_blocks; - } zpl_pool; - - - //! Initialize pool allocator. - ZPL_DEF_INLINE void zpl_pool_init(zpl_pool *pool, zpl_allocator backing, zpl_isize num_blocks, zpl_isize block_size); - - //! Initialize pool allocator with specific block alignment. - ZPL_DEF void zpl_pool_init_align(zpl_pool *pool, zpl_allocator backing, zpl_isize num_blocks, zpl_isize block_size, - zpl_isize block_align); - - //! Release the resources used by pool allocator. - ZPL_DEF_INLINE void zpl_pool_free(zpl_pool *pool); - - //! Allocation Types: alloc, free - ZPL_DEF_INLINE zpl_allocator zpl_pool_allocator(zpl_pool *pool); - ZPL_DEF ZPL_ALLOCATOR_PROC(zpl_pool_allocator_proc); - - - typedef struct zpl_allocation_header_ev { - zpl_isize size; - } zpl_allocation_header_ev; - - ZPL_DEF_INLINE zpl_allocation_header_ev *zpl_allocation_header(void *data); - ZPL_DEF_INLINE void zpl_allocation_header_fill(zpl_allocation_header_ev *header, void *data, zpl_isize size); - - #if defined(ZPL_ARCH_32_BIT) - #define ZPL_ISIZE_HIGH_BIT 0x80000000 - #elif defined(ZPL_ARCH_64_BIT) - #define ZPL_ISIZE_HIGH_BIT 0x8000000000000000ll - #else - #error - #endif - - // - // Scratch Memory Allocator - Ring Buffer Based Arena - // - - - typedef struct zpl_scratch_memory { - void *physical_start; - zpl_isize total_size; - void *alloc_point; - void *free_point; - } zpl_scratch_memory; - - //! Initialize ring buffer arena. - ZPL_DEF void zpl_scratch_memory_init(zpl_scratch_memory *s, void *start, zpl_isize size); - - //! Check whether ring buffer arena is in use. - ZPL_DEF zpl_b32 zpl_scratch_memory_is_in_use(zpl_scratch_memory *s, void *ptr); - - //! Allocation Types: alloc, free, free_all, resize - ZPL_DEF zpl_allocator zpl_scratch_allocator(zpl_scratch_memory *s); - ZPL_DEF ZPL_ALLOCATOR_PROC(zpl_scratch_allocator_proc); - - // - // Stack Memory Allocator - // - - - typedef struct zpl_stack_memory { - zpl_allocator backing; - - void *physical_start; - zpl_usize total_size; - zpl_usize allocated; - } zpl_stack_memory; - - //! Initialize stack allocator from existing memory. - ZPL_DEF_INLINE void zpl_stack_memory_init_from_memory(zpl_stack_memory *s, void *start, zpl_isize size); - - //! Initialize stack allocator using existing memory allocator. - ZPL_DEF_INLINE void zpl_stack_memory_init(zpl_stack_memory *s, zpl_allocator backing, zpl_isize size); - - //! Check whether stack allocator is in use. - ZPL_DEF_INLINE zpl_b32 zpl_stack_memory_is_in_use(zpl_stack_memory *s, void *ptr); - - //! Release the resources used by stack allocator. - ZPL_DEF_INLINE void zpl_stack_memory_free(zpl_stack_memory *s); - - //! Allocation Types: alloc, free, free_all - ZPL_DEF_INLINE zpl_allocator zpl_stack_allocator(zpl_stack_memory *s); - ZPL_DEF ZPL_ALLOCATOR_PROC(zpl_stack_allocator_proc); - - // TODO: Fixed heap allocator - // TODO: General heap allocator. Maybe a TCMalloc like clone? - - - /* inlines */ - - ZPL_IMPL_INLINE void *zpl_alloc_align(zpl_allocator a, zpl_isize size, zpl_isize alignment) { - return a.proc(a.data, ZPL_ALLOCATION_ALLOC, size, alignment, NULL, 0, ZPL_DEFAULT_ALLOCATOR_FLAGS); - } - ZPL_IMPL_INLINE void *zpl_alloc(zpl_allocator a, zpl_isize size) { - return zpl_alloc_align(a, size, ZPL_DEFAULT_MEMORY_ALIGNMENT); - } - ZPL_IMPL_INLINE void zpl_free(zpl_allocator a, void *ptr) { - if (ptr != NULL) a.proc(a.data, ZPL_ALLOCATION_FREE, 0, 0, ptr, 0, ZPL_DEFAULT_ALLOCATOR_FLAGS); - } - ZPL_IMPL_INLINE void zpl_free_all(zpl_allocator a) { - a.proc(a.data, ZPL_ALLOCATION_FREE_ALL, 0, 0, NULL, 0, ZPL_DEFAULT_ALLOCATOR_FLAGS); - } - ZPL_IMPL_INLINE void *zpl_resize(zpl_allocator a, void *ptr, zpl_isize old_size, zpl_isize new_size) { - return zpl_resize_align(a, ptr, old_size, new_size, ZPL_DEFAULT_MEMORY_ALIGNMENT); - } - ZPL_IMPL_INLINE void *zpl_resize_align(zpl_allocator a, void *ptr, zpl_isize old_size, zpl_isize new_size, zpl_isize alignment) { - return a.proc(a.data, ZPL_ALLOCATION_RESIZE, new_size, alignment, ptr, old_size, ZPL_DEFAULT_ALLOCATOR_FLAGS); - } - - ZPL_IMPL_INLINE void *zpl_alloc_copy(zpl_allocator a, void const *src, zpl_isize size) { - return zpl_memcopy(zpl_alloc(a, size), src, size); - } - ZPL_IMPL_INLINE void *zpl_alloc_copy_align(zpl_allocator a, void const *src, zpl_isize size, zpl_isize alignment) { - return zpl_memcopy(zpl_alloc_align(a, size, alignment), src, size); - } - - ZPL_IMPL_INLINE char *zpl_alloc_str_len(zpl_allocator a, char const *str, zpl_isize len) { - char *result; - result = cast(char *) zpl_alloc_copy(a, str, len + 1); - result[len] = '\0'; - return result; - } - - ZPL_IMPL_INLINE void *zpl_default_resize_align(zpl_allocator a, void *old_memory, zpl_isize old_size, zpl_isize new_size, - zpl_isize alignment) { - if (!old_memory) return zpl_alloc_align(a, new_size, alignment); - - if (new_size == 0) { - zpl_free(a, old_memory); - return NULL; - } - - if (new_size < old_size) new_size = old_size; - - if (old_size == new_size) { - return old_memory; - } else { - void *new_memory = zpl_alloc_align(a, new_size, alignment); - if (!new_memory) return NULL; - zpl_memmove(new_memory, old_memory, zpl_min(new_size, old_size)); - zpl_free(a, old_memory); - return new_memory; - } - } - - - // - // Heap Allocator - // - - ZPL_IMPL_INLINE zpl_allocator zpl_heap_allocator(void) { - zpl_allocator a; - a.proc = zpl_heap_allocator_proc; - a.data = NULL; - return a; - } - - // - // Arena Allocator - // - - ZPL_IMPL_INLINE void zpl_arena_init_from_memory(zpl_arena *arena, void *start, zpl_isize size) { - arena->backing.proc = NULL; - arena->backing.data = NULL; - arena->physical_start = start; - arena->total_size = size; - arena->total_allocated = 0; - arena->temp_count = 0; - } - - ZPL_IMPL_INLINE void zpl_arena_init_from_allocator(zpl_arena *arena, zpl_allocator backing, zpl_isize size) { - arena->backing = backing; - arena->physical_start = zpl_alloc(backing, size); // NOTE: Uses default alignment - arena->total_size = size; - arena->total_allocated = 0; - arena->temp_count = 0; - } - - ZPL_IMPL_INLINE void zpl_arena_init_sub(zpl_arena *arena, zpl_arena *parent_arena, zpl_isize size) { - zpl_arena_init_from_allocator(arena, zpl_arena_allocator(parent_arena), size); - } - - ZPL_IMPL_INLINE void zpl_arena_free(zpl_arena *arena) { - if (arena->backing.proc) { - zpl_free(arena->backing, arena->physical_start); - arena->physical_start = NULL; - } - } - - ZPL_IMPL_INLINE zpl_isize zpl_arena_alignment_of(zpl_arena *arena, zpl_isize alignment) { - zpl_isize alignment_offset, result_pointer, mask; - ZPL_ASSERT(zpl_is_power_of_two(alignment)); - - alignment_offset = 0; - result_pointer = cast(zpl_isize) arena->physical_start + arena->total_allocated; - mask = alignment - 1; - if (result_pointer & mask) alignment_offset = alignment - (result_pointer & mask); - - return alignment_offset; - } - - ZPL_IMPL_INLINE zpl_isize zpl_arena_size_remaining(zpl_arena *arena, zpl_isize alignment) { - zpl_isize result = arena->total_size - (arena->total_allocated + zpl_arena_alignment_of(arena, alignment)); - return result; - } - - ZPL_IMPL_INLINE void zpl_arena_check(zpl_arena *arena) { ZPL_ASSERT(arena->temp_count == 0); } - - ZPL_IMPL_INLINE zpl_allocator zpl_arena_allocator(zpl_arena *arena) { - zpl_allocator allocator; - allocator.proc = zpl_arena_allocator_proc; - allocator.data = arena; - return allocator; - } - - ZPL_IMPL_INLINE zpl_temp_arena_memory zpl_temp_arena_memory_begin(zpl_arena *arena) { - zpl_temp_arena_memory tmp; - tmp.arena = arena; - tmp.original_count = arena->total_allocated; - arena->temp_count++; - return tmp; - } - - ZPL_IMPL_INLINE void zpl_temp_arena_memory_end(zpl_temp_arena_memory tmp) { - ZPL_ASSERT(tmp.arena->total_allocated >= tmp.original_count); - ZPL_ASSERT(tmp.arena->temp_count > 0); - tmp.arena->total_allocated = tmp.original_count; - tmp.arena->temp_count--; - } - - // - // Pool Allocator - // - - ZPL_IMPL_INLINE void zpl_pool_init(zpl_pool *pool, zpl_allocator backing, zpl_isize num_blocks, zpl_isize block_size) { - zpl_pool_init_align(pool, backing, num_blocks, block_size, ZPL_DEFAULT_MEMORY_ALIGNMENT); - } - - ZPL_IMPL_INLINE void zpl_pool_free(zpl_pool *pool) { - if (pool->backing.proc) { zpl_free(pool->backing, pool->physical_start); } - } - - ZPL_IMPL_INLINE zpl_allocator zpl_pool_allocator(zpl_pool *pool) { - zpl_allocator allocator; - allocator.proc = zpl_pool_allocator_proc; - allocator.data = pool; - return allocator; - } - - ZPL_IMPL_INLINE zpl_allocation_header_ev *zpl_allocation_header(void *data) { - zpl_isize *p = cast(zpl_isize *) data; - while (p[-1] == cast(zpl_isize)(-1)) p--; - return cast(zpl_allocation_header_ev *) p - 1; - } - - ZPL_IMPL_INLINE void zpl_allocation_header_fill(zpl_allocation_header_ev *header, void *data, zpl_isize size) { - zpl_isize *ptr; - header->size = size; - ptr = cast(zpl_isize *)(header + 1); - while (cast(void *) ptr < data) *ptr++ = cast(zpl_isize)(-1); - } - - // - // Stack Memory Allocator - // - - #define ZPL_STACK_ALLOC_OFFSET sizeof(zpl_u64) - ZPL_STATIC_ASSERT(ZPL_STACK_ALLOC_OFFSET == 8, "ZPL_STACK_ALLOC_OFFSET != 8"); - - ZPL_IMPL_INLINE void zpl_stack_memory_init_from_memory(zpl_stack_memory *s, void *start, zpl_isize size) { - s->physical_start = start; - s->total_size = size; - s->allocated = 0; - } - - ZPL_IMPL_INLINE void zpl_stack_memory_init(zpl_stack_memory *s, zpl_allocator backing, zpl_isize size) { - s->backing = backing; - s->physical_start = zpl_alloc(backing, size); - s->total_size = size; - s->allocated = 0; - } - - ZPL_IMPL_INLINE zpl_b32 zpl_stack_memory_is_in_use(zpl_stack_memory *s, void *ptr) { - if (s->allocated == 0) return false; - - if (ptr > s->physical_start && ptr < zpl_pointer_add(s->physical_start, s->total_size)) { return true; } - - return false; - } - - ZPL_IMPL_INLINE void zpl_stack_memory_free(zpl_stack_memory *s) { - if (s->backing.proc) { - zpl_free(s->backing, s->physical_start); - s->physical_start = NULL; - } - } - - ZPL_IMPL_INLINE zpl_allocator zpl_stack_allocator(zpl_stack_memory *s) { - zpl_allocator a; - a.proc = zpl_stack_allocator_proc; - a.data = s; - return a; - } - - ZPL_END_C_DECLS - // file: header/core/collections/array.h - - //////////////////////////////////////////////////////////////// - // - // Dynamic Array (POD Types) - // - // zpl_array(Type) works like zpl_string or zpl_buffer where the actual type is just a pointer to the first - // element. - // - // Available Procedures for zpl_array(Type) - // zpl_array_init - // zpl_array_free - // zpl_array_set_capacity - // zpl_array_grow - // zpl_array_append - // zpl_array_appendv - // zpl_array_pop - // zpl_array_clear - // zpl_array_back - // zpl_array_front - // zpl_array_resize - // zpl_array_reserve - // - - #if 0 // Example - void foo(void) { - zpl_isize i; - int test_values[] = {4, 2, 1, 7}; - zpl_allocator a = zpl_heap_allocator(); - zpl_array(int) items; - - zpl_array_init(items, a); - - zpl_array_append(items, 1); - zpl_array_append(items, 4); - zpl_array_append(items, 9); - zpl_array_append(items, 16); - - items[1] = 3; // Manually set value - // NOTE: No array bounds checking - - for (i = 0; i < items.count; i++) - zpl_printf("%d\n", items[i]); - // 1 - // 3 - // 9 - // 16 - - zpl_array_clear(items); - - zpl_array_appendv(items, test_values, zpl_count_of(test_values)); - for (i = 0; i < items.count; i++) - zpl_printf("%d\n", items[i]); - // 4 - // 2 - // 1 - // 7 - - zpl_array_free(items); - } - #endif - - #ifdef ZPL_EDITOR - #include - #endif - - ZPL_BEGIN_C_DECLS - - typedef struct zpl_array_header { - char *data; - zpl_isize count; - zpl_isize capacity; - zpl_allocator allocator; - } zpl_array_header; - - #define zpl_array(Type) Type * - - #define zpl_array_make(Type, Name, allocator) Type *Name; zpl_array_init(Name, allocator) - - #ifndef ZPL_ARRAY_GROW_FORMULA - #define ZPL_ARRAY_GROW_FORMULA(x) (2 * (x) + 8) - #endif - - ZPL_STATIC_ASSERT(ZPL_ARRAY_GROW_FORMULA(0) > 0, "ZPL_ARRAY_GROW_FORMULA(0) <= 0"); - - #define ZPL_ARRAY_HEADER(x) (cast(zpl_array_header *)(x) - 1) - #define zpl_array_allocator(x) (ZPL_ARRAY_HEADER(x)->allocator) - #define zpl_array_count(x) (ZPL_ARRAY_HEADER(x)->count) - #define zpl_array_capacity(x) (ZPL_ARRAY_HEADER(x)->capacity) - #define zpl_array_end(x) (x + (zpl_array_count(x) - 1)) - - #define zpl_array_init_reserve(x, allocator_, cap) \ - do { \ - void **zpl__array_ = cast(void **) & (x); \ - zpl_array_header *zpl__ah = \ - cast(zpl_array_header *) zpl_alloc(allocator_, zpl_size_of(zpl_array_header) + zpl_size_of(*(x)) * (cap)); \ - zpl__ah->allocator = allocator_; \ - zpl__ah->count = 0; \ - zpl__ah->data = (char *)x; \ - zpl__ah->capacity = cap; \ - *zpl__array_ = cast(void *)(zpl__ah + 1); \ - } while (0) - - // NOTE: Give it an initial default capacity - #define zpl_array_init(x, allocator) zpl_array_init_reserve(x, allocator, ZPL_ARRAY_GROW_FORMULA(0)) - - #define zpl_array_free(x) \ - do { \ - zpl_array_header *zpl__ah = ZPL_ARRAY_HEADER(x); \ - zpl_free(zpl__ah->allocator, zpl__ah); \ - } while (0) - - #define zpl_array_set_capacity(x, capacity) \ - do { \ - if (x) { \ - void **zpl__array_ = cast(void **) & (x); \ - *zpl__array_ = zpl__array_set_capacity((x), (capacity), zpl_size_of(*(x))); \ - } \ - } while (0) - - // NOTE: Do not use the thing below directly, use the macro - ZPL_DEF void *zpl__array_set_capacity(void *array, zpl_isize capacity, zpl_isize element_size); - - #define zpl_array_grow(x, min_capacity) \ - do { \ - zpl_isize new_capacity = ZPL_ARRAY_GROW_FORMULA(zpl_array_capacity(x)); \ - if (new_capacity < (min_capacity)) new_capacity = (min_capacity); \ - zpl_array_set_capacity(x, new_capacity); \ - } while (0) - - #define zpl_array_append(x, item) \ - do { \ - if (zpl_array_capacity(x) < zpl_array_count(x) + 1) zpl_array_grow(x, 0); \ - (x)[zpl_array_count(x)++] = (item); \ - } while (0) - - #define zpl_array_append_at(x, item, ind) \ - do { \ - zpl_array_header *zpl__ah = ZPL_ARRAY_HEADER(x); \ - if (ind == zpl__ah->count) { zpl_array_append(x, item); break; } \ - if (zpl_array_capacity(x) < zpl_array_count(x) + 1) zpl_array_grow(x, 0); \ - zpl_memmove(&(x)[ind + 1], (x + ind), zpl_size_of(x[0]) * (zpl__ah->count - ind)); \ - x[ind] = item; \ - zpl__ah->count++; \ - } while (0) - - #define zpl_array_appendv(x, items, item_count) \ - do { \ - zpl_array_header *zpl__ah = ZPL_ARRAY_HEADER(x); \ - ZPL_ASSERT(zpl_size_of((items)[0]) == zpl_size_of((x)[0])); \ - if (zpl__ah->capacity < zpl__ah->count + (item_count)) zpl_array_grow(x, zpl__ah->count + (item_count)); \ - zpl_memcopy(&(x)[zpl__ah->count], (items), zpl_size_of((x)[0]) * (item_count)); \ - zpl__ah->count += (item_count); \ - } while (0) - - #define zpl_array_remove_at(x, index) \ - do { \ - zpl_array_header *zpl__ah = ZPL_ARRAY_HEADER(x); \ - ZPL_ASSERT(index < zpl__ah->count); \ - zpl_memmove(x + index, x + index + 1, zpl_size_of(x[0]) * (zpl__ah->count - index)); \ - --zpl__ah->count; \ - } while (0) - - #define zpl_array_copy_init(y, x) \ - do { \ - zpl_array_init_reserve(y, zpl_array_allocator(x), zpl_array_capacity(x)); \ - zpl_memcopy(y, x, zpl_array_capacity(x) * zpl_size_of(*x)); \ - zpl_array_count(y) = zpl_array_count(x); \ - } while (0) - - #define zpl_array_pop(x) \ - do { \ - ZPL_ASSERT(ZPL_ARRAY_HEADER(x)->count > 0); \ - ZPL_ARRAY_HEADER(x)->count--; \ - } while (0) - #define zpl_array_back(x) x[ZPL_ARRAY_HEADER(x)->count - 1] - #define zpl_array_front(x) x[0] - #define zpl_array_clear(x) \ - do { ZPL_ARRAY_HEADER(x)->count = 0; } while (0) - - #define zpl_array_resize(x, new_count) \ - do { \ - if (ZPL_ARRAY_HEADER(x)->capacity < (new_count)) zpl_array_grow(x, (new_count)); \ - ZPL_ARRAY_HEADER(x)->count = (new_count); \ - } while (0) - - #define zpl_array_reserve(x, new_capacity) \ - do { \ - if (ZPL_ARRAY_HEADER(x)->capacity < (new_capacity)) zpl_array_set_capacity(x, new_capacity); \ - } while (0) - - ZPL_END_C_DECLS - // file: header/core/collections/buffer.h - - //////////////////////////////////////////////////////////////// - // - // Fixed Capacity Buffer (POD Types) - // - // - // zpl_buffer(Type) works like zpl_string or zpl_array where the actual type is just a pointer to the first - // element. - // - // Available Procedures for zpl_buffer(Type) - // zpl_buffer_init - // zpl_buffer_free - // zpl_buffer_append - // zpl_buffer_appendv - // zpl_buffer_pop - // zpl_buffer_clear - - #ifdef ZPL_EDITOR - #include - #endif - - ZPL_BEGIN_C_DECLS - - typedef struct zpl_buffer_header { - zpl_allocator backing; - zpl_isize count; - zpl_isize capacity; - } zpl_buffer_header; - - #define zpl_buffer(Type) Type * - - #define zpl_buffer_make(Type, Name, allocator, cap) Type *Name; zpl_buffer_init(Name, allocator, cap) - - #define ZPL_BUFFER_HEADER(x) (cast(zpl_buffer_header *)(x) - 1) - #define zpl_buffer_count(x) (ZPL_BUFFER_HEADER(x)->count) - #define zpl_buffer_capacity(x) (ZPL_BUFFER_HEADER(x)->capacity) - #define zpl_buffer_end(x) (x + (zpl_buffer_count(x) - 1)) - - #define zpl_buffer_init(x, allocator, cap) \ - do { \ - void **nx = cast(void **) & (x); \ - zpl_buffer_header *zpl__bh = \ - cast(zpl_buffer_header *) zpl_alloc((allocator), sizeof(zpl_buffer_header) + (cap)*zpl_size_of(*(x))); \ - zpl__bh->backing = allocator; \ - zpl__bh->count = 0; \ - zpl__bh->capacity = cap; \ - *nx = cast(void *)(zpl__bh + 1); \ - } while (0) - - #define zpl_buffer_free(x) (zpl_free(ZPL_BUFFER_HEADER(x)->backing, ZPL_BUFFER_HEADER(x))) - - #define zpl_buffer_append(x, item) \ - do { (x)[zpl_buffer_count(x)++] = (item); } while (0) - - #define zpl_buffer_appendv(x, items, item_count) \ - do { \ - ZPL_ASSERT(zpl_size_of(*(items)) == zpl_size_of(*(x))); \ - ZPL_ASSERT(zpl_buffer_count(x) + item_count <= zpl_buffer_capacity(x)); \ - zpl_memcopy(&(x)[zpl_buffer_count(x)], (items), zpl_size_of(*(x)) * (item_count)); \ - zpl_buffer_count(x) += (item_count); \ - } while (0) - - #define zpl_buffer_copy_init(y, x) \ - do { \ - zpl_buffer_init_reserve(y, zpl_buffer_allocator(x), zpl_buffer_capacity(x)); \ - zpl_memcopy(y, x, zpl_buffer_capacity(x) * zpl_size_of(*x)); \ - zpl_buffer_count(y) = zpl_buffer_count(x); \ - } while (0) - - #define zpl_buffer_pop(x) \ - do { \ - ZPL_ASSERT(zpl_buffer_count(x) > 0); \ - zpl_buffer_count(x)--; \ - } while (0) - #define zpl_buffer_clear(x) \ - do { zpl_buffer_count(x) = 0; } while (0) - - ZPL_END_C_DECLS - // file: header/core/collections/list.h - - //////////////////////////////////////////////////////////////// - // - // Linked List - // - // zpl_list encapsulates pointer to data and points to the next and the previous element in the list. - // - // Available Procedures for zpl_list - // zpl_list_init - // zpl_list_add - // zpl_list_remove - - #ifdef ZPL_EDITOR - #include - #endif - - ZPL_BEGIN_C_DECLS - - #if 0 - #define ZPL_IMPLEMENTATION - #include "zpl.h" - int main(void) - { - zpl_list s, *head, *cursor; - zpl_list_init(&s, "it is optional to call init: "); - head = cursor = &s; - - // since we can construct an element implicitly this way - // the second field gets overwritten once we add it to a list. - zpl_list a = {"hello"}; - cursor = zpl_list_add(cursor, &a); - - zpl_list b = {"world"}; - cursor = zpl_list_add(cursor, &b); - - zpl_list c = {"!!! OK"}; - cursor = zpl_list_add(cursor, &c); - - for (zpl_list *l=head; l; l=l->next) { - zpl_printf("%s ", cast(char *)l->ptr); - } - zpl_printf("\n"); - - return 0; - } - #endif - - - typedef struct zpl__list { - void const *ptr; - struct zpl__list *next, *prev; - } zpl_list; - - ZPL_DEF_INLINE void zpl_list_init(zpl_list *list, void const *ptr); - ZPL_DEF_INLINE zpl_list *zpl_list_add(zpl_list *list, zpl_list *item); - - // NOTE(zaklaus): Returns a pointer to the next node (or NULL if the removed node has no trailing node.) - ZPL_DEF_INLINE zpl_list *zpl_list_remove(zpl_list *list); - - - ZPL_IMPL_INLINE void zpl_list_init(zpl_list *list, void const *ptr) { - zpl_list list_ = { 0 }; - *list = list_; - list->ptr = ptr; - } - - ZPL_IMPL_INLINE zpl_list *zpl_list_add(zpl_list *list, zpl_list *item) { - item->next = NULL; - - if (list->next) { item->next = list->next; } - - list->next = item; - item->prev = list; - return item; - } - - ZPL_IMPL_INLINE zpl_list *zpl_list_remove(zpl_list *list) { - if (list->prev) { list->prev->next = list->next; } - - return list->next; - } - - ZPL_END_C_DECLS - // file: header/core/collections/ring.h - - //////////////////////////////////////////////////////////////// - // - // Instantiated Circular buffer - // - /* - int main() - { - zpl_ring_zpl_u32 pad={0}; - zpl_ring_zpl_u32_init(&pad, zpl_heap(), 3); - zpl_ring_zpl_u32_append(&pad, 1); - zpl_ring_zpl_u32_append(&pad, 2); - zpl_ring_zpl_u32_append(&pad, 3); - - while (!zpl_ring_zpl_u32_empty(&pad)) { - zpl_printf("Result is %d\n", *zpl_ring_zpl_u32_get(&pad)); - } - - zpl_ring_zpl_u32_free(&pad); - - return 0; - } - */ - - #ifdef ZPL_EDITOR - #include - #endif - - ZPL_BEGIN_C_DECLS - - #define ZPL_RING_DECLARE(type) \ - typedef struct { \ - zpl_allocator backing; \ - zpl_buffer(type) buf; \ - zpl_usize head, tail; \ - zpl_usize capacity; \ - } ZPL_JOIN2(zpl_ring_, type); \ - \ - ZPL_DEF void ZPL_JOIN3(zpl_ring_, type, _init)(ZPL_JOIN2(zpl_ring_, type) * pad, zpl_allocator a, zpl_isize max_size); \ - ZPL_DEF void ZPL_JOIN3(zpl_ring_, type, _free)(ZPL_JOIN2(zpl_ring_, type) * pad); \ - ZPL_DEF zpl_b32 ZPL_JOIN3(zpl_ring_, type, _full)(ZPL_JOIN2(zpl_ring_, type) * pad); \ - ZPL_DEF zpl_b32 ZPL_JOIN3(zpl_ring_, type, _empty)(ZPL_JOIN2(zpl_ring_, type) * pad); \ - ZPL_DEF void ZPL_JOIN3(zpl_ring_, type, _append)(ZPL_JOIN2(zpl_ring_, type) * pad, type data); \ - ZPL_DEF void ZPL_JOIN3(zpl_ring_, type, _append_array)(ZPL_JOIN2(zpl_ring_, type) * pad, zpl_array(type) data); \ - ZPL_DEF type *ZPL_JOIN3(zpl_ring_, type, _get)(ZPL_JOIN2(zpl_ring_, type) * pad); \ - ZPL_DEF zpl_array(type) \ - ZPL_JOIN3(zpl_ring_, type, _get_array)(ZPL_JOIN2(zpl_ring_, type) * pad, zpl_usize max_size, zpl_allocator a); - - #define ZPL_RING_DEFINE(type) \ - void ZPL_JOIN3(zpl_ring_, type, _init)(ZPL_JOIN2(zpl_ring_, type) * pad, zpl_allocator a, zpl_isize max_size) { \ - ZPL_JOIN2(zpl_ring_, type) pad_ = { 0 }; \ - *pad = pad_; \ - \ - pad->backing = a; \ - zpl_buffer_init(pad->buf, a, max_size + 1); \ - pad->capacity = max_size + 1; \ - pad->head = pad->tail = 0; \ - } \ - void ZPL_JOIN3(zpl_ring_, type, _free)(ZPL_JOIN2(zpl_ring_, type) * pad) { \ - zpl_buffer_free(pad->buf); \ - } \ - \ - zpl_b32 ZPL_JOIN3(zpl_ring_, type, _full)(ZPL_JOIN2(zpl_ring_, type) * pad) { \ - return ((pad->head + 1) % pad->capacity) == pad->tail; \ - } \ - \ - zpl_b32 ZPL_JOIN3(zpl_ring_, type, _empty)(ZPL_JOIN2(zpl_ring_, type) * pad) { return pad->head == pad->tail; } \ - \ - void ZPL_JOIN3(zpl_ring_, type, _append)(ZPL_JOIN2(zpl_ring_, type) * pad, type data) { \ - pad->buf[pad->head] = data; \ - pad->head = (pad->head + 1) % pad->capacity; \ - \ - if (pad->head == pad->tail) { pad->tail = (pad->tail + 1) % pad->capacity; } \ - } \ - \ - void ZPL_JOIN3(zpl_ring_, type, _append_array)(ZPL_JOIN2(zpl_ring_, type) * pad, zpl_array(type) data) { \ - zpl_usize c = zpl_array_count(data); \ - for (zpl_usize i = 0; i < c; ++i) { ZPL_JOIN3(zpl_ring_, type, _append)(pad, data[i]); } \ - } \ - \ - type *ZPL_JOIN3(zpl_ring_, type, _get)(ZPL_JOIN2(zpl_ring_, type) * pad) { \ - if (ZPL_JOIN3(zpl_ring_, type, _empty)(pad)) { return NULL; } \ - \ - type *data = &pad->buf[pad->tail]; \ - pad->tail = (pad->tail + 1) % pad->capacity; \ - \ - return data; \ - } \ - \ - zpl_array(type) \ - ZPL_JOIN3(zpl_ring_, type, _get_array)(ZPL_JOIN2(zpl_ring_, type) * pad, zpl_usize max_size, zpl_allocator a) { \ - zpl_array(type) vals = 0; \ - zpl_array_init(vals, a); \ - while (--max_size && !ZPL_JOIN3(zpl_ring_, type, _empty)(pad)) { \ - zpl_array_append(vals, *ZPL_JOIN3(zpl_ring_, type, _get)(pad)); \ - } \ - return vals; \ - } - - ZPL_END_C_DECLS - // file: header/core/collections/hashtable.h - - /** @file hashtable.c - @brief Instantiated hash table - @defgroup hashtable Instantiated hash table - - @n - @n This is an attempt to implement a templated hash table - @n NOTE: The key is always a zpl_u64 for simplicity and you will _probably_ _never_ need anything bigger. - @n - @n Hash table type and function declaration, call: ZPL_TABLE_DECLARE(PREFIX, NAME, N, VALUE) - @n Hash table function definitions, call: ZPL_TABLE_DEFINE(NAME, N, VALUE) - @n - @n PREFIX - a prefix for function prototypes e.g. extern, static, etc. - @n NAME - Name of the Hash Table - @n FUNC - the name will prefix function names - @n VALUE - the type of the value to be stored - @n - @n tablename_init(NAME * h, zpl_allocator a); - @n tablename_destroy(NAME * h); - @n tablename_get(NAME * h, zpl_u64 key); - @n tablename_set(NAME * h, zpl_u64 key, VALUE value); - @n tablename_grow(NAME * h); - @n tablename_rehash(NAME * h, zpl_isize new_count); - @n tablename_remove(NAME * h, zpl_u64 key); - - @{ - */ - - #ifdef ZPL_EDITOR - #include - #endif - - ZPL_BEGIN_C_DECLS - - typedef struct zpl_hash_table_find_result { - zpl_isize hash_index; - zpl_isize entry_prev; - zpl_isize entry_index; - } zpl_hash_table_find_result; - - #define ZPL_TABLE(PREFIX, NAME, FUNC, VALUE) \ - ZPL_TABLE_DECLARE(PREFIX, NAME, FUNC, VALUE); \ - ZPL_TABLE_DEFINE(NAME, FUNC, VALUE); - - #define ZPL_TABLE_DECLARE(PREFIX, NAME, FUNC, VALUE) \ - typedef struct ZPL_JOIN2(NAME, Entry) { \ - zpl_u64 key; \ - zpl_isize next; \ - VALUE value; \ - } ZPL_JOIN2(NAME, Entry); \ - \ - typedef struct NAME { \ - zpl_array(zpl_isize) hashes; \ - zpl_array(ZPL_JOIN2(NAME, Entry)) entries; \ - } NAME; \ - \ - PREFIX void ZPL_JOIN2(FUNC, init)(NAME * h, zpl_allocator a); \ - PREFIX void ZPL_JOIN2(FUNC, destroy)(NAME * h); \ - PREFIX VALUE *ZPL_JOIN2(FUNC, get)(NAME * h, zpl_u64 key); \ - PREFIX void ZPL_JOIN2(FUNC, set)(NAME * h, zpl_u64 key, VALUE value); \ - PREFIX void ZPL_JOIN2(FUNC, grow)(NAME * h); \ - PREFIX void ZPL_JOIN2(FUNC, rehash)(NAME * h, zpl_isize new_count); \ - PREFIX void ZPL_JOIN2(FUNC, remove)(NAME * h, zpl_u64 key); - - #define ZPL_TABLE_DEFINE(NAME, FUNC, VALUE) \ - void ZPL_JOIN2(FUNC, init)(NAME * h, zpl_allocator a) { \ - zpl_array_init(h->hashes, a); \ - zpl_array_init(h->entries, a); \ - } \ - \ - void ZPL_JOIN2(FUNC, destroy)(NAME * h) { \ - if (h->entries) zpl_array_free(h->entries); \ - if (h->hashes) zpl_array_free(h->hashes); \ - } \ - \ - zpl_internal zpl_isize ZPL_JOIN2(FUNC, _add_entry)(NAME * h, zpl_u64 key) { \ - zpl_isize index; \ - ZPL_JOIN2(NAME, Entry) e = { 0 }; \ - e.key = key; \ - e.next = -1; \ - index = zpl_array_count(h->entries); \ - zpl_array_append(h->entries, e); \ - return index; \ - } \ - \ - zpl_internal zpl_hash_table_find_result ZPL_JOIN2(FUNC, _find)(NAME * h, zpl_u64 key) { \ - zpl_hash_table_find_result r = { -1, -1, -1 }; \ - if (zpl_array_count(h->hashes) > 0) { \ - r.hash_index = key % zpl_array_count(h->hashes); \ - r.entry_index = h->hashes[r.hash_index]; \ - while (r.entry_index >= 0) { \ - if (h->entries[r.entry_index].key == key) return r; \ - r.entry_prev = r.entry_index; \ - r.entry_index = h->entries[r.entry_index].next; \ - } \ - } \ - return r; \ - } \ - \ - zpl_internal zpl_b32 ZPL_JOIN2(FUNC, _full)(NAME * h) { \ - return 0.75f * zpl_array_count(h->hashes) < zpl_array_count(h->entries); \ - } \ - \ - void ZPL_JOIN2(FUNC, grow)(NAME * h) { \ - zpl_isize new_count = ZPL_ARRAY_GROW_FORMULA(zpl_array_count(h->entries)); \ - ZPL_JOIN2(FUNC, rehash)(h, new_count); \ - } \ - \ - void ZPL_JOIN2(FUNC, rehash)(NAME * h, zpl_isize new_count) { \ - zpl_isize i, j; \ - NAME nh = { 0 }; \ - ZPL_JOIN2(FUNC, init)(&nh, zpl_array_allocator(h->hashes)); \ - zpl_array_resize(nh.hashes, new_count); \ - zpl_array_reserve(nh.entries, zpl_array_count(h->entries)); \ - for (i = 0; i < new_count; i++) nh.hashes[i] = -1; \ - for (i = 0; i < zpl_array_count(h->entries); i++) { \ - ZPL_JOIN2(NAME, Entry) * e; \ - zpl_hash_table_find_result fr; \ - if (zpl_array_count(nh.hashes) == 0) ZPL_JOIN2(FUNC, grow)(&nh); \ - e = &h->entries[i]; \ - fr = ZPL_JOIN2(FUNC, _find)(&nh, e->key); \ - j = ZPL_JOIN2(FUNC, _add_entry)(&nh, e->key); \ - if (fr.entry_prev < 0) \ - nh.hashes[fr.hash_index] = j; \ - else \ - nh.entries[fr.entry_prev].next = j; \ - nh.entries[j].next = fr.entry_index; \ - nh.entries[j].value = e->value; \ - } \ - ZPL_JOIN2(FUNC, destroy)(h); \ - h->hashes = nh.hashes; \ - h->entries = nh.entries; \ - } \ - \ - VALUE *ZPL_JOIN2(FUNC, get)(NAME * h, zpl_u64 key) { \ - zpl_isize index = ZPL_JOIN2(FUNC, _find)(h, key).entry_index; \ - if (index >= 0) return &h->entries[index].value; \ - return NULL; \ - } \ - \ - void ZPL_JOIN2(FUNC, remove)(NAME * h, zpl_u64 key) { \ - zpl_hash_table_find_result fr = ZPL_JOIN2(FUNC, _find)(h, key); \ - if (fr.entry_index >= 0) { \ - if (fr.entry_prev >= 0) { \ - h->entries[fr.entry_prev].next = h->entries[fr.entry_index].next; \ - } else { \ - h->hashes[fr.hash_index] = fr.entry_index; \ - } \ - zpl_array_remove_at(h->entries, fr.entry_index); \ - } \ - ZPL_JOIN2(FUNC, rehash)(h, zpl_array_count(h->entries)); \ - } \ - \ - void ZPL_JOIN2(FUNC, set)(NAME * h, zpl_u64 key, VALUE value) { \ - zpl_isize index; \ - zpl_hash_table_find_result fr; \ - if (zpl_array_count(h->hashes) == 0) ZPL_JOIN2(FUNC, grow)(h); \ - fr = ZPL_JOIN2(FUNC, _find)(h, key); \ - if (fr.entry_index >= 0) { \ - index = fr.entry_index; \ - } else { \ - index = ZPL_JOIN2(FUNC, _add_entry)(h, key); \ - if (fr.entry_prev >= 0) { \ - h->entries[fr.entry_prev].next = index; \ - } else { \ - h->hashes[fr.hash_index] = index; \ - } \ - } \ - h->entries[index].value = value; \ - if (ZPL_JOIN2(FUNC, _full)(h)) ZPL_JOIN2(FUNC, grow)(h); \ - }\ - - //! @} - - ZPL_END_C_DECLS - // file: header/core/string.h - - /** @file string.c - @brief String operations and library - @defgroup string String library - - Offers methods for c-string manipulation, but also a string library based on gb_string, which is c-string friendly. - - @{ - */ - - //////////////////////////////////////////////////////////////// - // - // Char Functions - // - // - - #ifdef ZPL_EDITOR - #include - #endif - - ZPL_BEGIN_C_DECLS - - ZPL_DEF_INLINE char zpl_char_to_lower(char c); - ZPL_DEF_INLINE char zpl_char_to_upper(char c); - ZPL_DEF_INLINE zpl_b32 zpl_char_is_space(char c); - ZPL_DEF_INLINE zpl_b32 zpl_char_is_digit(char c); - ZPL_DEF_INLINE zpl_b32 zpl_char_is_hex_digit(char c); - ZPL_DEF_INLINE zpl_b32 zpl_char_is_alpha(char c); - ZPL_DEF_INLINE zpl_b32 zpl_char_is_alphanumeric(char c); - ZPL_DEF_INLINE zpl_i32 zpl_digit_to_int(char c); - ZPL_DEF_INLINE zpl_i32 zpl_hex_digit_to_int(char c); - ZPL_DEF_INLINE zpl_u8 zpl_char_to_hex_digit(char c); - ZPL_DEF_INLINE zpl_b32 zpl_char_is_control(char c); - - // NOTE: ASCII only - ZPL_DEF_INLINE void zpl_str_to_lower(char *str); - ZPL_DEF_INLINE void zpl_str_to_upper(char *str); - - ZPL_DEF_INLINE char *zpl_str_trim(char *str, zpl_b32 skip_newline); - ZPL_DEF_INLINE char *zpl_str_skip(char *str, char c); - ZPL_DEF_INLINE char *zpl_str_control_skip(char *str, char c); - - ZPL_DEF_INLINE zpl_isize zpl_strlen(const char *str); - ZPL_DEF_INLINE zpl_isize zpl_strnlen(const char *str, zpl_isize max_len); - ZPL_DEF_INLINE zpl_i32 zpl_strcmp(const char *s1, const char *s2); - ZPL_DEF_INLINE zpl_i32 zpl_strncmp(const char *s1, const char *s2, zpl_isize len); - ZPL_DEF_INLINE char *zpl_strcpy(char *dest, const char *source); - ZPL_DEF_INLINE char *zpl_strncpy(char *dest, const char *source, zpl_isize len); - ZPL_DEF_INLINE zpl_isize zpl_strlcpy(char *dest, const char *source, zpl_isize len); - ZPL_DEF_INLINE char *zpl_strrev(char *str); // NOTE: ASCII only - ZPL_DEF_INLINE const char *zpl_strtok(char *output, const char *src, const char *delimit); - - ZPL_DEF_INLINE char *zpl_strdup(zpl_allocator a, char *src, zpl_isize max_len); - ZPL_DEF_INLINE char **zpl_str_split_lines(zpl_allocator alloc, char *source, zpl_b32 strip_whitespace); - - #define zpl_str_expand(str) str, zpl_strlen(str) - - ZPL_DEF_INLINE zpl_b32 zpl_str_has_prefix(const char *str, const char *prefix); - ZPL_DEF_INLINE zpl_b32 zpl_str_has_suffix(const char *str, const char *suffix); - - ZPL_DEF_INLINE const char *zpl_char_first_occurence(const char *str, char c); - ZPL_DEF_INLINE const char *zpl_char_last_occurence(const char *str, char c); - #define zpl_strchr zpl_char_first_occurence - - ZPL_DEF_INLINE void zpl_str_concat(char *dest, zpl_isize dest_len, const char *src_a, zpl_isize src_a_len, const char *src_b, zpl_isize src_b_len); - - ZPL_DEF zpl_u64 zpl_str_to_u64(const char *str, char **end_ptr, zpl_i32 base); // TODO: Support more than just decimal and hexadecimal - ZPL_DEF zpl_i64 zpl_str_to_i64(const char *str, char **end_ptr, zpl_i32 base); // TODO: Support more than just decimal and hexadecimal - ZPL_DEF zpl_f64 zpl_str_to_f64(const char *str, char **end_ptr); - ZPL_DEF void zpl_i64_to_str(zpl_i64 value, char *string, zpl_i32 base); - ZPL_DEF void zpl_u64_to_str(zpl_u64 value, char *string, zpl_i32 base); - - ZPL_DEF_INLINE zpl_f32 zpl_str_to_f32(const char *str, char **end_ptr); - - //////////////////////////////////////////////////////////////// - // - // UTF-8 Handling - // - // - - // NOTE: Does not check if utf-8 string is valid - ZPL_IMPL_INLINE zpl_isize zpl_utf8_strlen(zpl_u8 const *str); - ZPL_IMPL_INLINE zpl_isize zpl_utf8_strnlen(zpl_u8 const *str, zpl_isize max_len); - - // NOTE: Windows doesn't handle 8 bit filenames well - ZPL_DEF zpl_u16 *zpl_utf8_to_ucs2(zpl_u16 *buffer, zpl_isize len, zpl_u8 const *str); - ZPL_DEF zpl_u8 *zpl_ucs2_to_utf8(zpl_u8 *buffer, zpl_isize len, zpl_u16 const *str); - ZPL_DEF zpl_u16 *zpl_utf8_to_ucs2_buf(zpl_u8 const *str); // NOTE: Uses locally persisting buffer - ZPL_DEF zpl_u8 *zpl_ucs2_to_utf8_buf(zpl_u16 const *str); // NOTE: Uses locally persisting buffer - - // NOTE: Returns size of codepoint in bytes - ZPL_DEF zpl_isize zpl_utf8_decode(zpl_u8 const *str, zpl_isize str_len, zpl_rune *codepoint); - ZPL_DEF zpl_isize zpl_utf8_codepoint_size(zpl_u8 const *str, zpl_isize str_len); - ZPL_DEF zpl_isize zpl_utf8_encode_rune(zpl_u8 buf[4], zpl_rune r); - - /* inlines */ - - ZPL_IMPL_INLINE char zpl_char_to_lower(char c) { - if (c >= 'A' && c <= 'Z') return 'a' + (c - 'A'); - return c; - } - - ZPL_IMPL_INLINE char zpl_char_to_upper(char c) { - if (c >= 'a' && c <= 'z') return 'A' + (c - 'a'); - return c; - } - - ZPL_IMPL_INLINE zpl_b32 zpl_char_is_space(char c) { - if (c == ' ' || c == '\t' || c == '\n' || c == '\r' || c == '\f' || c == '\v') return true; - return false; - } - - ZPL_IMPL_INLINE zpl_b32 zpl_char_is_digit(char c) { - if (c >= '0' && c <= '9') return true; - return false; - } - - ZPL_IMPL_INLINE zpl_b32 zpl_char_is_hex_digit(char c) { - if (zpl_char_is_digit(c) || (c >= 'a' && c <= 'f') || (c >= 'A' && c <= 'F')) return true; - return false; - } - - ZPL_IMPL_INLINE zpl_b32 zpl_char_is_alpha(char c) { - if ((c >= 'A' && c <= 'Z') || (c >= 'a' && c <= 'z')) return true; - return false; - } - - ZPL_IMPL_INLINE zpl_b32 zpl_char_is_alphanumeric(char c) { return zpl_char_is_alpha(c) || zpl_char_is_digit(c); } - - ZPL_IMPL_INLINE zpl_i32 zpl_digit_to_int(char c) { return zpl_char_is_digit(c) ? c - '0' : c - 'W'; } - - ZPL_IMPL_INLINE zpl_i32 zpl_hex_digit_to_int(char c) { - if (zpl_char_is_digit(c)) - return zpl_digit_to_int(c); - else if (zpl_is_between(c, 'a', 'f')) - return c - 'a' + 10; - else if (zpl_is_between(c, 'A', 'F')) - return c - 'A' + 10; - return -1; - } - - ZPL_IMPL_INLINE zpl_u8 zpl_char_to_hex_digit(char c) { - if (c >= '0' && c <= '9') - return (zpl_u8)(c - '0'); - if (c >= 'a' && c <= 'f') - return (zpl_u8)(c - 'a'); - if (c >= 'A' && c <= 'F') - return (zpl_u8)(c - 'A'); - return 0; - } - - - ZPL_IMPL_INLINE void zpl_str_to_lower(char *str) { - if (!str) return; - while (*str) { - *str = zpl_char_to_lower(*str); - str++; - } - } - - ZPL_IMPL_INLINE void zpl_str_to_upper(char *str) { - if (!str) return; - while (*str) { - *str = zpl_char_to_upper(*str); - str++; - } - } - - ZPL_IMPL_INLINE zpl_isize zpl_strlen(const char *str) { - if (str == NULL) { return 0; } - - const char *begin = str; - zpl_isize const *w; - while (cast(zpl_uintptr) str % sizeof(zpl_usize)) { - if (!*str) return str - begin; - str++; - } - w = cast(zpl_isize const *) str; - while (!ZPL__HAS_ZERO(*w)) w++; - str = cast(const char *) w; - while (*str) str++; - return str - begin; - } - - ZPL_IMPL_INLINE zpl_isize zpl_strnlen(const char *str, zpl_isize max_len) { - const char *end = cast(const char *) zpl_memchr(str, 0, max_len); - if (end) return end - str; - return max_len; - } - - ZPL_IMPL_INLINE zpl_isize zpl_utf8_strlen(zpl_u8 const *str) { - zpl_isize count = 0; - for (; *str; count++) { - zpl_u8 c = *str; - zpl_isize inc = 0; - if (c < 0x80) - inc = 1; - else if ((c & 0xe0) == 0xc0) - inc = 2; - else if ((c & 0xf0) == 0xe0) - inc = 3; - else if ((c & 0xf8) == 0xf0) - inc = 4; - else - return -1; - - str += inc; - } - return count; - } - - ZPL_IMPL_INLINE zpl_isize zpl_utf8_strnlen(zpl_u8 const *str, zpl_isize max_len) { - zpl_isize count = 0; - for (; *str && max_len > 0; count++) { - zpl_u8 c = *str; - zpl_isize inc = 0; - if (c < 0x80) - inc = 1; - else if ((c & 0xe0) == 0xc0) - inc = 2; - else if ((c & 0xf0) == 0xe0) - inc = 3; - else if ((c & 0xf8) == 0xf0) - inc = 4; - else - return -1; - - str += inc; - max_len -= inc; - } - return count; - } - - ZPL_IMPL_INLINE zpl_i32 zpl_strcmp(const char *s1, const char *s2) { - while (*s1 && (*s1 == *s2)) { s1++, s2++; } - return *(zpl_u8 *)s1 - *(zpl_u8 *)s2; - } - - ZPL_IMPL_INLINE char *zpl_strcpy(char *dest, const char *source) { - ZPL_ASSERT_NOT_NULL(dest); - if (source) { - char *str = dest; - while (*source) *str++ = *source++; - } - return dest; - } - - ZPL_IMPL_INLINE char *zpl_strncpy(char *dest, const char *source, zpl_isize len) { - ZPL_ASSERT_NOT_NULL(dest); - if (source) { - char *str = dest; - while (len > 0 && *source) { - *str++ = *source++; - len--; - } - while (len > 0) { - *str++ = '\0'; - len--; - } - } - return dest; - } - - ZPL_IMPL_INLINE zpl_isize zpl_strlcpy(char *dest, const char *source, zpl_isize len) { - zpl_isize result = 0; - ZPL_ASSERT_NOT_NULL(dest); - if (source) { - const char *source_start = source; - char *str = dest; - while (len > 0 && *source) { - *str++ = *source++; - len--; - } - while (len > 0) { - *str++ = '\0'; - len--; - } - - result = source - source_start; - } - return result; - } - - ZPL_IMPL_INLINE char *zpl_strrev(char *str) { - zpl_isize len = zpl_strlen(str); - char *a = str + 0; - char *b = str + len - 1; - len /= 2; - while (len--) { - zpl_swap(char, *a, *b); - a++, b--; - } - return str; - } - - ZPL_IMPL_INLINE zpl_i32 zpl_strncmp(const char *s1, const char *s2, zpl_isize len) { - for (; len > 0; s1++, s2++, len--) { - if (*s1 != *s2) - return ((s1 < s2) ? -1 : +1); - else if (*s1 == '\0') - return 0; - } - return 0; - } - - ZPL_IMPL_INLINE const char *zpl_strtok(char *output, const char *src, const char *delimit) { - while (*src && zpl_char_first_occurence(delimit, *src) == NULL) *output++ = *src++; - - *output = 0; - return *src ? src + 1 : src; - } - - ZPL_IMPL_INLINE zpl_b32 zpl_char_is_control(char c) { - return !!zpl_strchr("\"\\/bfnrt", c); - } - - ZPL_IMPL_INLINE zpl_b32 zpl__is_special_char(char c) { return !!zpl_strchr("<>:/", c); } - ZPL_IMPL_INLINE zpl_b32 zpl__is_assign_char(char c) { return !!zpl_strchr(":=|", c); } - ZPL_IMPL_INLINE zpl_b32 zpl__is_delim_char(char c) { return !!zpl_strchr(",|\n", c); } - - - ZPL_IMPL_INLINE char *zpl_str_control_skip(char *str, char c) { - while ((*str && *str != c) || (*(str - 1) == '\\' && *str == c && zpl_char_is_control(c))) { ++str; } - - return str; - } - - - ZPL_IMPL_INLINE zpl_b32 zpl_str_has_prefix(const char *str, const char *prefix) { - while (*prefix) { - if (*str++ != *prefix++) return false; - } - return true; - } - - ZPL_IMPL_INLINE zpl_b32 zpl_str_has_suffix(const char *str, const char *suffix) { - zpl_isize i = zpl_strlen(str); - zpl_isize j = zpl_strlen(suffix); - if (j <= i) return zpl_strcmp(str + i - j, suffix) == 0; - return false; - } - - ZPL_IMPL_INLINE const char *zpl_char_first_occurence(const char *s, char c) { - char ch = c; - for (; *s != ch; s++) { - if (*s == '\0') return NULL; - } - return s; - } - - ZPL_IMPL_INLINE const char *zpl_char_last_occurence(const char *s, char c) { - char *result = (char*)NULL; - do { - if (*s == c) result = (char *)s; - } while (*s++); - - return result; - } - - ZPL_IMPL_INLINE char *zpl_str_trim(char *str, zpl_b32 skip_newline) - { - while (*str && zpl_char_is_space(*str) && (!skip_newline || (skip_newline && *str != '\n'))) { ++str; } - return str; - } - - ZPL_IMPL_INLINE char *zpl_str_skip(char *str, char c) { - while (*str && *str != c) { ++str; } - return str; - } - - ZPL_IMPL_INLINE void zpl_str_concat(char *dest, zpl_isize dest_len, const char *src_a, zpl_isize src_a_len, const char *src_b, - zpl_isize src_b_len) { - ZPL_ASSERT(dest_len >= src_a_len + src_b_len + 1); - if (dest) { - zpl_memcopy(dest, src_a, src_a_len); - zpl_memcopy(dest + src_a_len, src_b, src_b_len); - dest[src_a_len + src_b_len] = '\0'; - } - } - - ZPL_IMPL_INLINE zpl_f32 zpl_str_to_f32(const char *str, char **end_ptr) { - zpl_f64 f = zpl_str_to_f64(str, end_ptr); - zpl_f32 r = cast(zpl_f32) f; - return r; - } - - ZPL_IMPL_INLINE char *zpl_strdup(zpl_allocator a, char *src, zpl_isize max_len) { - ZPL_ASSERT_NOT_NULL(src); - zpl_isize len = zpl_strlen(src); - char *dest = cast(char *) zpl_alloc(a, max_len); - zpl_memset(dest + len, 0, max_len - len); - zpl_strncpy(dest, src, max_len); - - return dest; - } - - ZPL_IMPL_INLINE char **zpl_str_split_lines(zpl_allocator alloc, char *source, zpl_b32 strip_whitespace) { - char **lines = NULL, *p = source, *pd = p; - zpl_array_init(lines, alloc); - - while (*p) { - if (*pd == '\n') { - *pd = 0; - if (*(pd - 1) == '\r') *(pd - 1) = 0; - if (strip_whitespace && (pd - p) == 0) { - p = pd + 1; - continue; - } - zpl_array_append(lines, p); - p = pd + 1; - } - ++pd; - } - return lines; - } - - ZPL_END_C_DECLS - // file: header/core/stringlib.h - - #ifdef ZPL_EDITOR - #include - #endif - - ZPL_BEGIN_C_DECLS - - typedef char *zpl_string; - - typedef struct zpl_string_header { - zpl_allocator allocator; - zpl_isize length; - zpl_isize capacity; - } zpl_string_header; - - #define ZPL_STRING_HEADER(str) (cast(zpl_string_header *)(str) - 1) - - ZPL_DEF zpl_string zpl_string_make_reserve(zpl_allocator a, zpl_isize capacity); - ZPL_DEF zpl_string zpl_string_make_length(zpl_allocator a, void const *str, zpl_isize num_bytes); - ZPL_DEF zpl_string zpl_string_sprintf(zpl_allocator a, char *buf, zpl_isize num_bytes, const char *fmt, ...); - ZPL_DEF zpl_string zpl_string_sprintf_buf(zpl_allocator a, const char *fmt, ...); // NOTE: Uses locally persistent buffer - ZPL_DEF zpl_string zpl_string_append_length(zpl_string str, void const *other, zpl_isize num_bytes); - ZPL_DEF zpl_string zpl_string_appendc(zpl_string str, const char *other); - ZPL_DEF zpl_string zpl_string_join(zpl_allocator a, const char **parts, zpl_isize count, const char *glue); - ZPL_DEF zpl_string zpl_string_set(zpl_string str, const char *cstr); - ZPL_DEF zpl_string zpl_string_make_space_for(zpl_string str, zpl_isize add_len); - ZPL_DEF zpl_isize zpl_string_allocation_size(zpl_string const str); - ZPL_DEF zpl_b32 zpl_string_are_equal(zpl_string const lhs, zpl_string const rhs); - ZPL_DEF zpl_string zpl_string_trim(zpl_string str, const char *cut_set); - ZPL_DEF zpl_string zpl_string_append_rune(zpl_string str, zpl_rune r); - ZPL_DEF zpl_string zpl_string_append_fmt(zpl_string str, const char *fmt, ...); - - ZPL_DEF_INLINE zpl_string zpl_string_make(zpl_allocator a, const char *str); - ZPL_DEF_INLINE void zpl_string_free(zpl_string str); - ZPL_DEF_INLINE void zpl_string_clear(zpl_string str); - ZPL_DEF_INLINE zpl_string zpl_string_duplicate(zpl_allocator a, zpl_string const str); - ZPL_DEF_INLINE zpl_isize zpl_string_length(zpl_string const str); - ZPL_DEF_INLINE zpl_isize zpl_string_capacity(zpl_string const str); - ZPL_DEF_INLINE zpl_isize zpl_string_available_space(zpl_string const str); - ZPL_DEF_INLINE zpl_string zpl_string_append(zpl_string str, zpl_string const other); - ZPL_DEF_INLINE zpl_string zpl_string_trim_space(zpl_string str); // Whitespace ` \t\r\n\v\f` - ZPL_DEF_INLINE void zpl__set_string_length(zpl_string str, zpl_isize len); - ZPL_DEF_INLINE void zpl__set_string_capacity(zpl_string str, zpl_isize cap); - - ZPL_IMPL_INLINE void zpl__set_string_length(zpl_string str, zpl_isize len) { ZPL_STRING_HEADER(str)->length = len; } - ZPL_IMPL_INLINE void zpl__set_string_capacity(zpl_string str, zpl_isize cap) { ZPL_STRING_HEADER(str)->capacity = cap; } - ZPL_IMPL_INLINE zpl_string zpl_string_make(zpl_allocator a, const char *str) { - zpl_isize len = str ? zpl_strlen(str) : 0; - return zpl_string_make_length(a, str, len); - } - - ZPL_IMPL_INLINE void zpl_string_free(zpl_string str) { - if (str) { - zpl_string_header *header = ZPL_STRING_HEADER(str); - zpl_free(header->allocator, header); - } - } - - ZPL_IMPL_INLINE zpl_string zpl_string_duplicate(zpl_allocator a, zpl_string const str) { - return zpl_string_make_length(a, str, zpl_string_length(str)); - } - - ZPL_IMPL_INLINE zpl_isize zpl_string_length(zpl_string const str) { return ZPL_STRING_HEADER(str)->length; } - ZPL_IMPL_INLINE zpl_isize zpl_string_capacity(zpl_string const str) { return ZPL_STRING_HEADER(str)->capacity; } - - ZPL_IMPL_INLINE zpl_isize zpl_string_available_space(zpl_string const str) { - zpl_string_header *h = ZPL_STRING_HEADER(str); - if (h->capacity > h->length) return h->capacity - h->length; - return 0; - } - - ZPL_IMPL_INLINE void zpl_string_clear(zpl_string str) { - zpl__set_string_length(str, 0); - str[0] = '\0'; - } - - ZPL_IMPL_INLINE zpl_string zpl_string_append(zpl_string str, zpl_string const other) { - return zpl_string_append_length(str, other, zpl_string_length(other)); - } - - ZPL_IMPL_INLINE zpl_string zpl_string_trim_space(zpl_string str) { return zpl_string_trim(str, " \t\r\n\v\f"); } - - - ZPL_END_C_DECLS - // file: header/core/file.h - - /** @file file.c - @brief File handling - @defgroup fileio File handling - - File I/O operations as well as path and folder structure manipulation methods. With threading enabled, it also offers async read/write methods. - - @{ - */ - #ifdef ZPL_EDITOR - #include - #endif - - ZPL_BEGIN_C_DECLS - - typedef zpl_u32 zpl_file_mode; - - typedef enum zpl_file_mode_flag { - ZPL_FILE_MODE_READ = ZPL_BIT(0), - ZPL_FILE_MODE_WRITE = ZPL_BIT(1), - ZPL_FILE_MODE_APPEND = ZPL_BIT(2), - ZPL_FILE_MODE_RW = ZPL_BIT(3), - ZPL_FILE_MODES = ZPL_FILE_MODE_READ | ZPL_FILE_MODE_WRITE | ZPL_FILE_MODE_APPEND | ZPL_FILE_MODE_RW, - } zpl_file_mode_flag; - - // NOTE: Only used internally and for the file operations - typedef enum zpl_seek_whence_type { - ZPL_SEEK_WHENCE_BEGIN = 0, - ZPL_SEEK_WHENCE_CURRENT = 1, - ZPL_SEEK_WHENCE_END = 2, - } zpl_seek_whence_type; - - typedef enum zpl_file_error { - ZPL_FILE_ERROR_NONE, - ZPL_FILE_ERROR_INVALID, - ZPL_FILE_ERROR_INVALID_FILENAME, - ZPL_FILE_ERROR_EXISTS, - ZPL_FILE_ERROR_NOT_EXISTS, - ZPL_FILE_ERROR_PERMISSION, - ZPL_FILE_ERROR_TRUNCATION_FAILURE, - ZPL_FILE_ERROR_NOT_EMPTY, - ZPL_FILE_ERROR_NAME_TOO_LONG, - ZPL_FILE_ERROR_UNKNOWN, - } zpl_file_error; - - typedef union zpl_file_descriptor { - void *p; - zpl_intptr i; - zpl_uintptr u; - } zpl_file_descriptor; - - typedef struct zpl_file_operations zpl_file_operations; - - #define ZPL_FILE_OPEN_PROC(name) zpl_file_error name(zpl_file_descriptor *fd, zpl_file_operations *ops, zpl_file_mode mode, char const *filename) - #define ZPL_FILE_READ_AT_PROC(name) zpl_b32 name(zpl_file_descriptor fd, void *buffer, zpl_isize size, zpl_i64 offset, zpl_isize *bytes_read, zpl_b32 stop_at_newline) - #define ZPL_FILE_WRITE_AT_PROC(name) zpl_b32 name(zpl_file_descriptor fd, void const *buffer, zpl_isize size, zpl_i64 offset, zpl_isize *bytes_written) - #define ZPL_FILE_SEEK_PROC(name) zpl_b32 name(zpl_file_descriptor fd, zpl_i64 offset, zpl_seek_whence_type whence, zpl_i64 *new_offset) - #define ZPL_FILE_CLOSE_PROC(name) void name(zpl_file_descriptor fd) - - typedef ZPL_FILE_OPEN_PROC(zpl_file_open_proc); - typedef ZPL_FILE_READ_AT_PROC(zpl_file_read_proc); - typedef ZPL_FILE_WRITE_AT_PROC(zpl_file_write_proc); - typedef ZPL_FILE_SEEK_PROC(zpl_file_seek_proc); - typedef ZPL_FILE_CLOSE_PROC(zpl_file_close_proc); - - struct zpl_file_operations { - zpl_file_read_proc *read_at; - zpl_file_write_proc *write_at; - zpl_file_seek_proc *seek; - zpl_file_close_proc *close; - }; - - extern zpl_file_operations const zpl_default_file_operations; - - typedef zpl_u64 zpl_file_time; - typedef enum zpl_dir_type { - ZPL_DIR_TYPE_FILE, - ZPL_DIR_TYPE_FOLDER, - ZPL_DIR_TYPE_UNKNOWN, - } zpl_dir_type; - - struct zpl_dir_info; - - typedef struct zpl_dir_entry { - char const *filename; - struct zpl_dir_info *dir_info; - zpl_u8 type; - } zpl_dir_entry; - - typedef struct zpl_dir_info { - char const *fullpath; - zpl_dir_entry *entries; // zpl_array - - // Internals - char **filenames; // zpl_array - zpl_string buf; - } zpl_dir_info; - - typedef struct zpl_file { - zpl_file_operations ops; - zpl_file_descriptor fd; - zpl_b32 is_temp; - - char const *filename; - zpl_file_time last_write_time; - zpl_dir_entry *dir; - } zpl_file; - - typedef enum zpl_file_standard_type { - ZPL_FILE_STANDARD_INPUT, - ZPL_FILE_STANDARD_OUTPUT, - ZPL_FILE_STANDARD_ERROR, - - ZPL_FILE_STANDARD_COUNT, - } zpl_file_standard_type; - - /** - * Get standard file I/O. - * @param std Check zpl_file_standard_type - * @return File handle to standard I/O - */ - ZPL_DEF zpl_file *zpl_file_get_standard(zpl_file_standard_type std); - - /** - * Connects a system handle to a ZPL file. - * @param file Pointer to ZPL file - * @param handle Low-level OS handle to connect - */ - ZPL_DEF void zpl_file_connect_handle(zpl_file *file, void *handle); - - /** - * Creates a new file - * @param file - * @param filename - */ - ZPL_DEF zpl_file_error zpl_file_create(zpl_file *file, char const *filename); - - /** - * Opens a file - * @param file - * @param filename - */ - ZPL_DEF zpl_file_error zpl_file_open(zpl_file *file, char const *filename); - - /** - * Opens a file using a specified mode - * @param file - * @param mode Access mode to use - * @param filename - */ - ZPL_DEF zpl_file_error zpl_file_open_mode(zpl_file *file, zpl_file_mode mode, char const *filename); - - /** - * Constructs a new file from data - * @param file - * @param fd Low-level file descriptor to use - * @param ops File operations to rely upon - * @param filename - */ - ZPL_DEF zpl_file_error zpl_file_new(zpl_file *file, zpl_file_descriptor fd, zpl_file_operations ops, char const *filename); - - /** - * Returns a size of the file - * @param file - * @return File size - */ - ZPL_DEF zpl_i64 zpl_file_size(zpl_file *file); - - /** - * Returns the currently opened file's name - * @param file - */ - ZPL_DEF char const *zpl_file_name(zpl_file *file); - - /** - * Truncates the file by a specified size - * @param file - * @param size Size to truncate - */ - ZPL_DEF zpl_file_error zpl_file_truncate(zpl_file *file, zpl_i64 size); - - /** - * Checks whether a file's been changed since the last check - * @param file - */ - ZPL_DEF zpl_b32 zpl_file_has_changed(zpl_file *file); - - /** - * Retrieves a directory listing relative to the file - * @param file - */ - ZPL_DEF void zpl_file_dirinfo_refresh(zpl_file *file); - - /** - * Creates a temporary file - * @param file - */ - zpl_file_error zpl_file_temp(zpl_file *file); - - /** - * Closes the file - * @param file - */ - ZPL_DEF zpl_file_error zpl_file_close(zpl_file *file); - - /** - * Reads file safely - * @param file - * @param buffer Buffer to read to - * @param size Size to read - * @param offset Offset to read from - * @param bytes_read How much data we've actually read - */ - ZPL_DEF_INLINE zpl_b32 zpl_file_read_at_check(zpl_file *file, void *buffer, zpl_isize size, zpl_i64 offset, zpl_isize *bytes_read); - - /** - * Writes to file safely - * @param file - * @param buffer Buffer to read from - * @param size Size to write - * @param offset Offset to write to - * @param bytes_written How much data we've actually written - */ - ZPL_DEF_INLINE zpl_b32 zpl_file_write_at_check(zpl_file *file, void const *buffer, zpl_isize size, zpl_i64 offset, zpl_isize *bytes_written); - - - /** - * Reads file at a specific offset - * @param file - * @param buffer Buffer to read to - * @param size Size to read - * @param offset Offset to read from - * @param bytes_read How much data we've actually read - */ - ZPL_DEF_INLINE zpl_b32 zpl_file_read_at(zpl_file *file, void *buffer, zpl_isize size, zpl_i64 offset); - - /** - * Writes to file at a specific offset - * @param file - * @param buffer Buffer to read from - * @param size Size to write - * @param offset Offset to write to - * @param bytes_written How much data we've actually written - */ - ZPL_DEF_INLINE zpl_b32 zpl_file_write_at(zpl_file *file, void const *buffer, zpl_isize size, zpl_i64 offset); - - /** - * Seeks the file cursor from the beginning of file to a specific position - * @param file - * @param offset Offset to seek to - */ - ZPL_DEF_INLINE zpl_i64 zpl_file_seek(zpl_file *file, zpl_i64 offset); - - /** - * Seeks the file cursor to the end of the file - * @param file - */ - ZPL_DEF_INLINE zpl_i64 zpl_file_seek_to_end(zpl_file *file); - - /** - * Skips N bytes at the current position - * @param file - * @param bytes Bytes to skip - */ - ZPL_DEF_INLINE zpl_i64 zpl_file_skip(zpl_file *file, zpl_i64 bytes); // NOTE: Skips a certain amount of bytes - - /** - * Returns the length from the beginning of the file we've read so far - * @param file - * @return Our current position in file - */ - ZPL_DEF_INLINE zpl_i64 zpl_file_tell(zpl_file *file); - - /** - * Reads from a file - * @param file - * @param buffer Buffer to read to - * @param size Size to read - */ - ZPL_DEF_INLINE zpl_b32 zpl_file_read(zpl_file *file, void *buffer, zpl_isize size); - - /** - * Writes to a file - * @param file - * @param buffer Buffer to read from - * @param size Size to read - */ - ZPL_DEF_INLINE zpl_b32 zpl_file_write(zpl_file *file, void const *buffer, zpl_isize size); - - - typedef struct zpl_file_contents { - zpl_allocator allocator; - void *data; - zpl_isize size; - } zpl_file_contents; - - /** - * Reads the whole file contents - * @param a Allocator to use - * @param zero_terminate End the read data with null terminator - * @param filepath Path to the file - * @return File contents data - */ - ZPL_DEF zpl_file_contents zpl_file_read_contents(zpl_allocator a, zpl_b32 zero_terminate, char const *filepath); - - /** - * Frees the file content data previously read - * @param fc - */ - ZPL_DEF void zpl_file_free_contents(zpl_file_contents *fc); - - /** - * Writes content to a file - */ - ZPL_DEF zpl_b32 zpl_file_write_contents(char const* filepath, void const* buffer, zpl_isize size, zpl_file_error* err); - - /** - * Reads the file as array of lines - * - * Make sure you free both the returned buffer and the lines (zpl_array) - * @param alloc Allocator to use - * @param lines Reference to zpl_array container we store lines to - * @param filename Path to the file - * @param strip_whitespace Strip whitespace when we split to lines? - * @return File content we've read itself - */ - ZPL_DEF char *zpl_file_read_lines(zpl_allocator alloc, zpl_array(char *)*lines, char const *filename, zpl_b32 strip_whitespace); - - //! @} - - /* inlines */ - - - ZPL_IMPL_INLINE zpl_b32 zpl_file_read_at_check(zpl_file *f, void *buffer, zpl_isize size, zpl_i64 offset, zpl_isize *bytes_read) { - if (!f->ops.read_at) f->ops = zpl_default_file_operations; - return f->ops.read_at(f->fd, buffer, size, offset, bytes_read, false); - } - - ZPL_IMPL_INLINE zpl_b32 zpl_file_write_at_check(zpl_file *f, void const *buffer, zpl_isize size, zpl_i64 offset, zpl_isize *bytes_written) { - if (!f->ops.read_at) f->ops = zpl_default_file_operations; - return f->ops.write_at(f->fd, buffer, size, offset, bytes_written); - } - - ZPL_IMPL_INLINE zpl_b32 zpl_file_read_at(zpl_file *f, void *buffer, zpl_isize size, zpl_i64 offset) { - return zpl_file_read_at_check(f, buffer, size, offset, NULL); - } - - ZPL_IMPL_INLINE zpl_b32 zpl_file_write_at(zpl_file *f, void const *buffer, zpl_isize size, zpl_i64 offset) { - return zpl_file_write_at_check(f, buffer, size, offset, NULL); - } - - ZPL_IMPL_INLINE zpl_i64 zpl_file_seek(zpl_file *f, zpl_i64 offset) { - zpl_i64 new_offset = 0; - if (!f->ops.read_at) f->ops = zpl_default_file_operations; - f->ops.seek(f->fd, offset, ZPL_SEEK_WHENCE_BEGIN, &new_offset); - return new_offset; - } - - ZPL_IMPL_INLINE zpl_i64 zpl_file_seek_to_end(zpl_file *f) { - zpl_i64 new_offset = 0; - if (!f->ops.read_at) f->ops = zpl_default_file_operations; - f->ops.seek(f->fd, 0, ZPL_SEEK_WHENCE_END, &new_offset); - return new_offset; - } - - // NOTE: Skips a certain amount of bytes - ZPL_IMPL_INLINE zpl_i64 zpl_file_skip(zpl_file *f, zpl_i64 bytes) { - zpl_i64 new_offset = 0; - if (!f->ops.read_at) f->ops = zpl_default_file_operations; - f->ops.seek(f->fd, bytes, ZPL_SEEK_WHENCE_CURRENT, &new_offset); - return new_offset; - } - - ZPL_IMPL_INLINE zpl_i64 zpl_file_tell(zpl_file *f) { - zpl_i64 new_offset = 0; - if (!f->ops.read_at) f->ops = zpl_default_file_operations; - f->ops.seek(f->fd, 0, ZPL_SEEK_WHENCE_CURRENT, &new_offset); - return new_offset; - } - - ZPL_IMPL_INLINE zpl_b32 zpl_file_read(zpl_file *f, void *buffer, zpl_isize size) { - zpl_i64 cur_offset = zpl_file_tell(f); - zpl_b32 result = zpl_file_read_at(f, buffer, size, zpl_file_tell(f)); - zpl_file_seek(f, cur_offset + size); - return result; - } - - ZPL_IMPL_INLINE zpl_b32 zpl_file_write(zpl_file *f, void const *buffer, zpl_isize size) { - zpl_i64 cur_offset = zpl_file_tell(f); - zpl_b32 result = zpl_file_write_at(f, buffer, size, zpl_file_tell(f)); - zpl_file_seek(f, cur_offset + size); - return result; - } - - ZPL_END_C_DECLS - // file: header/core/file_stream.h - - /** @file file_stream.c - @brief File stream - @defgroup fileio File stream - - File streaming operations on memory. - - @{ - */ - #ifdef ZPL_EDITOR - #include - #endif - - ZPL_BEGIN_C_DECLS - - typedef enum { - /* Allows us to write to the buffer directly. Beware: you can not append a new data! */ - ZPL_FILE_STREAM_WRITABLE = ZPL_BIT(0), - - /* Clones the input buffer so you can write (zpl_file_write*) data into it. */ - /* Since we work with a clone, the buffer size can dynamically grow as well. */ - ZPL_FILE_STREAM_CLONE_WRITABLE = ZPL_BIT(1), - } zpl_file_stream_flags; - - /** - * Opens a new memory stream - * @param file - * @param allocator - */ - ZPL_DEF void zpl_file_stream_new(zpl_file* file, zpl_allocator allocator); - - /** - * Opens a memory stream over an existing buffer - * @param file - * @param allocator - * @param buffer Memory to create stream from - * @param size Buffer's size - * @param flags - */ - ZPL_DEF void zpl_file_stream_open(zpl_file* file, zpl_allocator allocator, zpl_u8 *buffer, zpl_isize size, zpl_file_stream_flags flags); - - /** - * Retrieves the stream's underlying buffer and buffer size. - * @param file memory stream - * @param size (Optional) buffer size - */ - ZPL_DEF zpl_u8 *zpl_file_stream_buf(zpl_file* file, zpl_isize *size); - - extern zpl_file_operations const zpl_memory_file_operations; - - //! @} - - ZPL_END_C_DECLS - // file: header/core/file_misc.h - - #ifdef ZPL_EDITOR - #include - #endif - - ZPL_BEGIN_C_DECLS - - #ifndef ZPL_PATH_SEPARATOR - #if defined(ZPL_SYSTEM_WINDOWS) - #define ZPL_PATH_SEPARATOR '\\' + #ifndef zpl_unused + #if defined(_MSC_VER) + #define zpl_unused(x) (__pragma(warning(suppress : 4100))(x)) + #elif defined(__GCC__) + #define zpl_unused(x) __attribute__((__unused__))(x) #else - #define ZPL_PATH_SEPARATOR '/' + #define zpl_unused(x) ((void)(zpl_size_of(x))) #endif #endif - /** - * Checks if file/directory exists - * @param filepath - */ - ZPL_DEF zpl_b32 zpl_fs_exists(char const *filepath); - /** - * Retrieves node's type (file, folder, ...) - * @param path - */ - ZPL_DEF zpl_u8 zpl_fs_get_type(char const *path); + #ifndef ZPL_JOIN_MACROS + #define ZPL_JOIN_MACROS - /** - * Retrieves file's last write time - * @param filepath - */ - ZPL_DEF zpl_file_time zpl_fs_last_write_time(char const *filepath); - - /** - * Copies the file to a directory - * @param existing_filename - * @param new_filename - * @param fail_if_exists - */ - ZPL_DEF zpl_b32 zpl_fs_copy(char const *existing_filename, char const *new_filename, zpl_b32 fail_if_exists); - - /** - * Moves the file to a directory - * @param existing_filename - * @param new_filename - */ - ZPL_DEF zpl_b32 zpl_fs_move(char const *existing_filename, char const *new_filename); - - /** - * Removes a file from a directory - * @param filename - */ - ZPL_DEF zpl_b32 zpl_fs_remove(char const *filename); - - ZPL_DEF_INLINE zpl_b32 zpl_path_is_absolute(char const *path); - ZPL_DEF_INLINE zpl_b32 zpl_path_is_relative(char const *path); - ZPL_DEF_INLINE zpl_b32 zpl_path_is_root(char const *path); - - ZPL_DEF_INLINE char const *zpl_path_base_name(char const *path); - ZPL_DEF_INLINE char const *zpl_path_extension(char const *path); - - ZPL_DEF void zpl_path_fix_slashes(char *path); - - ZPL_DEF zpl_file_error zpl_path_mkdir(char const *path, zpl_i32 mode); - ZPL_DEF zpl_file_error zpl_path_rmdir(char const *path); - - ZPL_DEF char *zpl_path_get_full_name(zpl_allocator a, char const *path); - - /** - * Returns file paths terminated by newline (\n) - * @param alloc [description] - * @param dirname [description] - * @param recurse [description] - * @return [description] - */ - ZPL_DEF /*zpl_string*/char * zpl_path_dirlist(zpl_allocator alloc, char const *dirname, zpl_b32 recurse); - - /** - * Initialize dirinfo from specified path - * @param dir [description] - * @param path [description] - */ - ZPL_DEF void zpl_dirinfo_init(zpl_dir_info *dir, char const *path); - ZPL_DEF void zpl_dirinfo_free(zpl_dir_info *dir); - - /** - * Analyze the entry's dirinfo - * @param dir_entry [description] - */ - ZPL_DEF void zpl_dirinfo_step(zpl_dir_entry *dir_entry); - - - /* inlines */ - - ZPL_IMPL_INLINE zpl_b32 zpl_path_is_absolute(char const *path) { - zpl_b32 result = false; - ZPL_ASSERT_NOT_NULL(path); - #if defined(ZPL_SYSTEM_WINDOWS) - result = (zpl_strlen(path) > 2) && zpl_char_is_alpha(path[0]) && (path[1] == ':' && path[2] == ZPL_PATH_SEPARATOR); - #else - result = (zpl_strlen(path) > 0 && path[0] == ZPL_PATH_SEPARATOR); + #define ZPL_JOIN2 ZPL_CONCAT + #define ZPL_JOIN3(a, b, c) ZPL_JOIN2(ZPL_JOIN2(a, b), c) + #define ZPL_JOIN4(a, b, c, d) ZPL_JOIN2(ZPL_JOIN2(ZPL_JOIN2(a, b), c), d) #endif - return result; - } - ZPL_IMPL_INLINE zpl_b32 zpl_path_is_relative(char const *path) { return !zpl_path_is_absolute(path); } - - ZPL_IMPL_INLINE zpl_b32 zpl_path_is_root(char const *path) { - zpl_b32 result = false; - ZPL_ASSERT_NOT_NULL(path); - #if defined(ZPL_SYSTEM_WINDOWS) - result = zpl_path_is_absolute(path) && (zpl_strlen(path) == 3); - #else - result = zpl_path_is_absolute(path) && (zpl_strlen(path) == 1); + #ifndef ZPL_BIT + #define ZPL_BIT(x) (1 << (x)) #endif - return result; - } - ZPL_IMPL_INLINE char const *zpl_path_base_name(char const *path) { - char const *ls; - ZPL_ASSERT_NOT_NULL(path); - zpl_path_fix_slashes((char *)path); - ls = zpl_char_last_occurence(path, ZPL_PATH_SEPARATOR); - return (ls == NULL) ? path : ls + 1; - } + #ifndef zpl_min + #define zpl_min(a, b) ((a) < (b) ? (a) : (b)) + #endif - ZPL_IMPL_INLINE char const *zpl_path_extension(char const *path) { - char const *ld; - ZPL_ASSERT_NOT_NULL(path); - ld = zpl_char_last_occurence(path, '.'); - return (ld == NULL) ? NULL : ld + 1; - } + #ifndef zpl_max + #define zpl_max(a, b) ((a) > (b) ? (a) : (b)) + #endif + + #ifndef zpl_min3 + #define zpl_min3(a, b, c) zpl_min(zpl_min(a, b), c) + #endif + + #ifndef zpl_max3 + #define zpl_max3(a, b, c) zpl_max(zpl_max(a, b), c) + #endif + + #ifndef zpl_clamp + #define zpl_clamp(x, lower, upper) zpl_min(zpl_max((x), (lower)), (upper)) + #endif + + #ifndef zpl_clamp01 + #define zpl_clamp01(x) zpl_clamp((x), 0, 1) + #endif + + #ifndef zpl_is_between + #define zpl_is_between(x, lower, upper) (((lower) <= (x)) && ((x) <= (upper))) + #endif + + #ifndef zpl_abs + #define zpl_abs(x) ((x) < 0 ? -(x) : (x)) + #endif + + #ifndef hard_cast + #define hard_cast(type) *cast(type) & + #endif + + // WARN(ZaKlaus): Supported only on GCC via GNU extensions!!! + #ifndef zpl_lambda + #define zpl_lambda(b_) ({ b_ _; }) + #endif + + #ifndef zpl_when + #define zpl_when(init, type, name) \ + type name = init; \ + if (name) + #endif + + /* NOTE: Very useful bit setting */ + #ifndef ZPL_MASK_SET + #define ZPL_MASK_SET(var, set, mask) \ + do { \ + if (set) \ + (var) |= (mask); \ + else \ + (var) &= ~(mask); \ + } while (0) + #endif + + // Multiline string literals in C99! + #ifndef ZPL_MULTILINE + #define ZPL_MULTILINE(...) #__VA_ARGS__ + #endif ZPL_END_C_DECLS - // file: header/core/print.h - /** @file print.c - @brief Printing methods - @defgroup print Printing methods + #if defined(ZPL_MODULE_CORE) + // file: header/core/debug.h - Various printing methods. - @{ - */ - #ifdef ZPL_EDITOR - #include - #endif + /* Debugging stuff */ + #ifdef ZPL_EDITOR + #include + #endif - ZPL_BEGIN_C_DECLS + ZPL_BEGIN_C_DECLS - ZPL_DEF zpl_isize zpl_printf(char const *fmt, ...); - ZPL_DEF zpl_isize zpl_printf_va(char const *fmt, va_list va); - ZPL_DEF zpl_isize zpl_printf_err(char const *fmt, ...); - ZPL_DEF zpl_isize zpl_printf_err_va(char const *fmt, va_list va); - ZPL_DEF zpl_isize zpl_fprintf(zpl_file *f, char const *fmt, ...); - ZPL_DEF zpl_isize zpl_fprintf_va(zpl_file *f, char const *fmt, va_list va); + #ifndef ZPL_DEBUG_TRAP + #if defined(_MSC_VER) + #if _MSC_VER < 1300 + #define ZPL_DEBUG_TRAP( ) __asm int 3 /* Trap to debugger! */ + #else + #define ZPL_DEBUG_TRAP( ) __debugbreak( ) + #endif + #else + #define ZPL_DEBUG_TRAP( ) __builtin_trap( ) + #endif + #endif - // NOTE: A locally persisting buffer is used internally - ZPL_DEF char *zpl_bprintf(char const *fmt, ...); + #ifndef ZPL_ASSERT_MSG + #define ZPL_ASSERT_MSG(cond, msg, ...) \ + do { \ + if (!(cond)) { \ + zpl_assert_handler(#cond, __FILE__, cast(zpl_i64) __LINE__, msg, ##__VA_ARGS__); \ + ZPL_DEBUG_TRAP( ); \ + } \ + } while (0) + #endif - // NOTE: A locally persisting buffer is used internally - ZPL_DEF char *zpl_bprintf_va(char const *fmt, va_list va); + #ifndef ZPL_ASSERT + #define ZPL_ASSERT(cond) ZPL_ASSERT_MSG(cond, NULL) + #endif - ZPL_DEF zpl_isize zpl_snprintf(char *str, zpl_isize n, char const *fmt, ...); - ZPL_DEF zpl_isize zpl_snprintf_va(char *str, zpl_isize n, char const *fmt, va_list va); + #ifndef ZPL_ASSERT_NOT_NULL + #define ZPL_ASSERT_NOT_NULL(ptr) ZPL_ASSERT_MSG((ptr) != NULL, #ptr " must not be NULL") + #endif - ZPL_END_C_DECLS - // file: header/core/time.h + // NOTE: Things that shouldn't happen with a message! + #ifndef ZPL_PANIC + #define ZPL_PANIC(msg, ...) ZPL_ASSERT_MSG(0, msg, ##__VA_ARGS__) + #endif - /** @file time.c - @brief Time helper methods. - @defgroup time Time helpers + #ifndef ZPL_NOT_IMPLEMENTED + #define ZPL_NOT_IMPLEMENTED ZPL_PANIC("not implemented") + #endif - Helper methods for retrieving the current time in many forms under different precisions. It also offers a simple to use timer library. + /* Functions */ - @{ - */ + ZPL_DEF void zpl_assert_handler(char const *condition, char const *file, zpl_i32 line, char const *msg, ...); + ZPL_DEF zpl_i32 zpl_assert_crash(char const *condition); - #ifdef ZPL_EDITOR - #include - #endif + ZPL_END_C_DECLS + // file: header/core/memory.h - ZPL_BEGIN_C_DECLS + /** @file mem.c + @brief Memory manipulation and helpers. + @defgroup memman Memory management - //! Return CPU timestamp. - ZPL_DEF zpl_u64 zpl_rdtsc(void); + Consists of pointer arithmetic methods, virtual memory management and custom memory allocators. - //! Return relative time (in seconds) since the application start. - ZPL_DEF zpl_f64 zpl_time_rel(void); + @{ + */ + #ifdef ZPL_EDITOR + #include + #endif - //! Return relative time since the application start. - ZPL_DEF zpl_u64 zpl_time_rel_ms(void); + ZPL_BEGIN_C_DECLS - //! Return time (in seconds) since 1601-01-01 UTC. - ZPL_DEF zpl_f64 zpl_time_utc(void); + //! Checks if value is power of 2. + ZPL_DEF_INLINE zpl_b32 zpl_is_power_of_two(zpl_isize x); - //! Return time since 1601-01-01 UTC. - ZPL_DEF zpl_u64 zpl_time_utc_ms(void); + //! Aligns address to specified alignment. + ZPL_DEF_INLINE void *zpl_align_forward(void *ptr, zpl_isize alignment); - //! Return local system time since 1601-01-01 - ZPL_DEF zpl_u64 zpl_time_tz_ms(void); + //! Moves pointer forward by bytes. + ZPL_DEF_INLINE void *zpl_pointer_add(void *ptr, zpl_isize bytes); - //! Return local system time in seconds since 1601-01-01 - ZPL_DEF zpl_f64 zpl_time_tz(void); + //! Moves pointer backward by bytes. + ZPL_DEF_INLINE void *zpl_pointer_sub(void *ptr, zpl_isize bytes); - //! Convert Win32 epoch (1601-01-01 UTC) to UNIX (1970-01-01 UTC) - ZPL_DEF_INLINE zpl_u64 zpl_time_win32_to_unix(zpl_u64 ms); + //! Moves pointer forward by bytes. + ZPL_DEF_INLINE void const *zpl_pointer_add_const(void const *ptr, zpl_isize bytes); - //! Convert UNIX (1970-01-01 UTC) to Win32 epoch (1601-01-01 UTC) - ZPL_DEF_INLINE zpl_u64 zpl_time_unix_to_win32(zpl_u64 ms); + //! Moves pointer backward by bytes. + ZPL_DEF_INLINE void const *zpl_pointer_sub_const(void const *ptr, zpl_isize bytes); - //! Sleep for specified number of milliseconds. - ZPL_DEF void zpl_sleep_ms(zpl_u32 ms); + //! Calculates difference between two addresses. + ZPL_DEF_INLINE zpl_isize zpl_pointer_diff(void const *begin, void const *end); - //! Sleep for specified number of seconds. - ZPL_DEF_INLINE void zpl_sleep(zpl_f32 s); + #define zpl_ptr_add zpl_pointer_add + #define zpl_ptr_sub zpl_pointer_sub + #define zpl_ptr_add_const zpl_pointer_add_const + #define zpl_ptr_sub_const zpl_pointer_sub_const + #define zpl_ptr_diff zpl_pointer_diff - // Deprecated methods - ZPL_DEPRECATED_FOR(10.9.0, zpl_time_rel) - ZPL_DEF_INLINE zpl_f64 zpl_time_now(void); + //! Clears up memory at location by specified size. - ZPL_DEPRECATED_FOR(10.9.0, zpl_time_utc) - ZPL_DEF_INLINE zpl_f64 zpl_utc_time_now(void); + //! @param ptr Memory location to clear up. + //! @param size The size to clear up with. + ZPL_DEF_INLINE void zpl_zero_size(void *ptr, zpl_isize size); + #ifndef zpl_zero_item + //! Clears up an item. + #define zpl_zero_item(t) zpl_zero_size((t), zpl_size_of(*(t))) // NOTE: Pass pointer of struct - #ifndef ZPL__UNIX_TO_WIN32_EPOCH - #define ZPL__UNIX_TO_WIN32_EPOCH 11644473600000ull - #endif + //! Clears up an array. + #define zpl_zero_array(a, count) zpl_zero_size((a), zpl_size_of(*(a)) * count) + #endif - ZPL_IMPL_INLINE zpl_u64 zpl_time_win32_to_unix(zpl_u64 ms) { - return ms - ZPL__UNIX_TO_WIN32_EPOCH; - } + //! Copy memory from source to destination. + ZPL_DEF_INLINE void *zpl_memmove(void *dest, void const *source, zpl_isize size); - ZPL_IMPL_INLINE zpl_u64 zpl_time_unix_to_win32(zpl_u64 ms) { - return ms + ZPL__UNIX_TO_WIN32_EPOCH; - } + //! Set constant value at memory location with specified size. + ZPL_DEF_INLINE void *zpl_memset(void *data, zpl_u8 byte_value, zpl_isize size); - ZPL_IMPL_INLINE void zpl_sleep(zpl_f32 s) { - zpl_sleep_ms((zpl_u32)(s * 1000)); - } + //! Compare two memory locations with specified size. + ZPL_DEF_INLINE zpl_i32 zpl_memcompare(void const *s1, void const *s2, zpl_isize size); - ZPL_IMPL_INLINE zpl_f64 zpl_time_now() { - return zpl_time_rel(); - } + //! Swap memory contents between 2 locations with size. + ZPL_DEF void zpl_memswap(void *i, void *j, zpl_isize size); - ZPL_IMPL_INLINE zpl_f64 zpl_utc_time_now() { - return zpl_time_utc(); - } + //! Search for a constant value within the size limit at memory location. + ZPL_DEF void const *zpl_memchr(void const *data, zpl_u8 byte_value, zpl_isize size); - ZPL_END_C_DECLS - // file: header/core/random.h + //! Search for a constant value within the size limit at memory location in backwards. + ZPL_DEF void const *zpl_memrchr(void const *data, zpl_u8 byte_value, zpl_isize size); - #ifdef ZPL_EDITOR - #include - #endif + //! Copy non-overlapping memory from source to destination. + ZPL_DEF void *zpl_memcopy(void *dest, void const *source, zpl_isize size); - ZPL_BEGIN_C_DECLS + #ifndef zpl_memcopy_array - typedef struct zpl_random { - zpl_u32 offsets[8]; - zpl_u32 value; - } zpl_random; + //! Copy non-overlapping array. + #define zpl_memcopy_array(dst, src, count) zpl_memcopy((dst), (src), zpl_size_of(*(dst)) * (count)) + #endif - // NOTE: Generates from numerous sources to produce a decent pseudo-random seed - ZPL_DEF void zpl_random_init(zpl_random *r); - ZPL_DEF zpl_u32 zpl_random_gen_u32(zpl_random *r); - ZPL_DEF zpl_u32 zpl_random_gen_u32_unique(zpl_random *r); - ZPL_DEF zpl_u64 zpl_random_gen_u64(zpl_random *r); // NOTE: (zpl_random_gen_u32() << 32) | zpl_random_gen_u32() - ZPL_DEF zpl_isize zpl_random_gen_isize(zpl_random *r); - ZPL_DEF zpl_i64 zpl_random_range_i64(zpl_random *r, zpl_i64 lower_inc, zpl_i64 higher_inc); - ZPL_DEF zpl_isize zpl_random_range_isize(zpl_random *r, zpl_isize lower_inc, zpl_isize higher_inc); - ZPL_DEF zpl_f64 zpl_random_range_f64(zpl_random *r, zpl_f64 lower_inc, zpl_f64 higher_inc); + //! Copy an array. + #ifndef zpl_memmove_array + #define zpl_memmove_array(dst, src, count) zpl_memmove((dst), (src), zpl_size_of(*(dst)) * (count)) + #endif - ZPL_END_C_DECLS - // file: header/core/misc.h + #ifndef ZPL_BIT_CAST + #define ZPL_BIT_CAST(dest, source) \ + do { \ + ZPL_STATIC_ASSERT(zpl_size_of(*(dest)) <= zpl_size_of(source), "zpl_size_of(*(dest)) !<= zpl_size_of(source)");\ + zpl_memcopy((dest), &(source), zpl_size_of(*dest)); \ + } while (0) + #endif - /** @file misc.c - @brief Various other stuff - @defgroup misc Various other stuff + #ifndef zpl_kilobytes + #define zpl_kilobytes(x) ((x) * (zpl_i64)(1024)) + #define zpl_megabytes(x) (zpl_kilobytes(x) * (zpl_i64)(1024)) + #define zpl_gigabytes(x) (zpl_megabytes(x) * (zpl_i64)(1024)) + #define zpl_terabytes(x) (zpl_gigabytes(x) * (zpl_i64)(1024)) + #endif - Methods that don't belong anywhere but are still very useful in many occasions. - @{ - */ - #ifdef ZPL_EDITOR - #include - #endif + /* inlines */ - ZPL_BEGIN_C_DECLS + #define ZPL__ONES (cast(zpl_usize) - 1 / ZPL_U8_MAX) + #define ZPL__HIGHS (ZPL__ONES * (ZPL_U8_MAX / 2 + 1)) + #define ZPL__HAS_ZERO(x) (((x)-ZPL__ONES) & ~(x)&ZPL__HIGHS) - ZPL_DEF void zpl_exit(zpl_u32 code); - ZPL_DEF void zpl_yield(void); + ZPL_IMPL_INLINE void *zpl_align_forward(void *ptr, zpl_isize alignment) { + zpl_uintptr p; - //! Returns allocated buffer - ZPL_DEF const char *zpl_get_env(const char *name); - ZPL_DEF const char *zpl_get_env_buf(const char *name); - ZPL_DEF zpl_string zpl_get_env_str(const char *name); - ZPL_DEF void zpl_set_env(const char *name, const char *value); - ZPL_DEF void zpl_unset_env(const char *name); + ZPL_ASSERT(zpl_is_power_of_two(alignment)); - ZPL_DEF zpl_u32 zpl_system_command(const char *command, zpl_usize buffer_len, char *buffer); - ZPL_DEF zpl_string zpl_system_command_str(const char *command, zpl_allocator backing); - - ZPL_DEF_INLINE zpl_u16 zpl_endian_swap16(zpl_u16 i); - ZPL_DEF_INLINE zpl_u32 zpl_endian_swap32(zpl_u32 i); - ZPL_DEF_INLINE zpl_u64 zpl_endian_swap64(zpl_u64 i); - - ZPL_DEF_INLINE zpl_isize zpl_count_set_bits(zpl_u64 mask); - - //! @} - //$$ - - ZPL_IMPL_INLINE zpl_u16 zpl_endian_swap16(zpl_u16 i) { - return (i>>8) | (i<<8); - } - - ZPL_IMPL_INLINE zpl_u32 zpl_endian_swap32(zpl_u32 i) { - return (i>>24) |(i<<24) | - ((i&0x00ff0000u)>>8) | ((i&0x0000ff00u)<<8); - } - - ZPL_IMPL_INLINE zpl_u64 zpl_endian_swap64(zpl_u64 i) { - return (i>>56) | (i<<56) | - ((i&0x00ff000000000000ull)>>40) | ((i&0x000000000000ff00ull)<<40) | - ((i&0x0000ff0000000000ull)>>24) | ((i&0x0000000000ff0000ull)<<24) | - ((i&0x000000ff00000000ull)>>8) | ((i&0x00000000ff000000ull)<<8); - } - - ZPL_IMPL_INLINE zpl_i32 zpl_next_pow2(zpl_i32 x) { - x--; - x |= x >> 1; - x |= x >> 2; - x |= x >> 4; - x |= x >> 8; - x |= x >> 16; - return x + 1; - } - - ZPL_IMPL_INLINE void zpl_bit_set(zpl_u32* x, zpl_u32 bit) { *x = *x | (1 << bit); } - ZPL_IMPL_INLINE zpl_b8 zpl_bit_get(zpl_u32 x, zpl_u32 bit) { return (x & (1 << bit)); } - ZPL_IMPL_INLINE void zpl_bit_reset(zpl_u32* x, zpl_u32 bit) { *x = *x & ~(1 << bit); } - - ZPL_IMPL_INLINE zpl_isize zpl_count_set_bits(zpl_u64 mask) { - zpl_isize count = 0; - while (mask) { - count += (mask & 1); - mask >>= 1; - } - return count; - } - - ZPL_END_C_DECLS - // file: header/core/sort.h - - /** @file sort.c - @brief Sorting and searching methods. - @defgroup sort Sorting and searching - - Methods for sorting arrays using either Quick/Merge-sort combo or Radix sort. It also contains simple implementation of binary search, as well as an easy to use API to define your own comparators. - - @{ - */ - #ifdef ZPL_EDITOR - #include - #endif - - ZPL_BEGIN_C_DECLS - - #define ZPL_COMPARE_PROC(name) int name(void const *a, void const *b) - typedef ZPL_COMPARE_PROC(zpl_compare_proc); - - #define ZPL_COMPARE_PROC_PTR(def) ZPL_COMPARE_PROC((*def)) - - // Procedure pointers - // NOTE: The offset parameter specifies the offset in the structure - // e.g. zpl_i32_cmp(zpl_offset_of(Thing, value)) - // Use 0 if it's just the type instead. - - ZPL_DEF ZPL_COMPARE_PROC_PTR(i16_cmp(zpl_isize offset)); - ZPL_DEF ZPL_COMPARE_PROC_PTR(u8_cmp(zpl_isize offset)); - ZPL_DEF ZPL_COMPARE_PROC_PTR(i32_cmp(zpl_isize offset)); - ZPL_DEF ZPL_COMPARE_PROC_PTR(i64_cmp(zpl_isize offset)); - ZPL_DEF ZPL_COMPARE_PROC_PTR(isize_cmp(zpl_isize offset)); - ZPL_DEF ZPL_COMPARE_PROC_PTR(str_cmp(zpl_isize offset)); - ZPL_DEF ZPL_COMPARE_PROC_PTR(f32_cmp(zpl_isize offset)); - ZPL_DEF ZPL_COMPARE_PROC_PTR(f64_cmp(zpl_isize offset)); - - // TODO: Better sorting algorithms - - //! Sorts an array. - - //! Uses quick sort for large arrays but insertion sort for small ones. - #define zpl_sort_array(array, count, compare_proc) zpl_sort(array, count, zpl_size_of(*(array)), compare_proc) - - //! Perform sorting operation on a memory location with a specified item count and size. - ZPL_DEF void zpl_sort(void *base, zpl_isize count, zpl_isize size, zpl_compare_proc compare_proc); - - // NOTE: the count of temp == count of items - #define zpl_radix_sort(Type) zpl_radix_sort_##Type - #define ZPL_RADIX_SORT_PROC(Type) void zpl_radix_sort(Type)(zpl_##Type * items, zpl_##Type * temp, zpl_isize count) - - ZPL_DEF ZPL_RADIX_SORT_PROC(u8); - ZPL_DEF ZPL_RADIX_SORT_PROC(u16); - ZPL_DEF ZPL_RADIX_SORT_PROC(u32); - ZPL_DEF ZPL_RADIX_SORT_PROC(u64); - - //! Performs binary search on an array. - - //! Returns index or -1 if not found - #define zpl_binary_search_array(array, count, key, compare_proc) \ - zpl_binary_search(array, count, zpl_size_of(*(array)), key, compare_proc) - - //! Performs binary search on a memory location with specified item count and size. - ZPL_DEF_INLINE zpl_isize zpl_binary_search(void const *base, zpl_isize count, zpl_isize size, void const *key, - zpl_compare_proc compare_proc); - - #define zpl_shuffle_array(array, count) zpl_shuffle(array, count, zpl_size_of(*(array))) - - //! Shuffles a memory. - ZPL_DEF void zpl_shuffle(void *base, zpl_isize count, zpl_isize size); - - #define zpl_reverse_array(array, count) zpl_reverse(array, count, zpl_size_of(*(array))) - - //! Reverses memory's contents - ZPL_DEF void zpl_reverse(void *base, zpl_isize count, zpl_isize size); - - //! @} - - - ZPL_IMPL_INLINE zpl_isize zpl_binary_search(void const *base, zpl_isize count, zpl_isize size, void const *key, - zpl_compare_proc compare_proc) { - zpl_isize start = 0; - zpl_isize end = count; - - while (start < end) { - zpl_isize mid = start + (end - start) / 2; - zpl_isize result = compare_proc(key, cast(zpl_u8 *) base + mid * size); - if (result < 0) - end = mid; - else if (result > 0) - start = mid + 1; - else - return mid; + p = cast(zpl_uintptr) ptr; + return cast(void *)((p + (alignment - 1)) & ~(alignment - 1)); } - return -1; - } + ZPL_IMPL_INLINE void *zpl_pointer_add(void *ptr, zpl_isize bytes) { return cast(void *)(cast(zpl_u8 *) ptr + bytes); } + ZPL_IMPL_INLINE void *zpl_pointer_sub(void *ptr, zpl_isize bytes) { return cast(void *)(cast(zpl_u8 *) ptr - bytes); } + ZPL_IMPL_INLINE void const *zpl_pointer_add_const(void const *ptr, zpl_isize bytes) { + return cast(void const *)(cast(zpl_u8 const *) ptr + bytes); + } + ZPL_IMPL_INLINE void const *zpl_pointer_sub_const(void const *ptr, zpl_isize bytes) { + return cast(void const *)(cast(zpl_u8 const *) ptr - bytes); + } + ZPL_IMPL_INLINE zpl_isize zpl_pointer_diff(void const *begin, void const *end) { + return cast(zpl_isize)(cast(zpl_u8 const *) end - cast(zpl_u8 const *) begin); + } - ZPL_END_C_DECLS -#endif + ZPL_IMPL_INLINE void zpl_zero_size(void *ptr, zpl_isize size) { zpl_memset(ptr, 0, size); } -#if defined(ZPL_MODULE_TIMER) - // file: header/timer.h + #if defined(_MSC_VER) && !defined(__clang__) + #pragma intrinsic(__movsb) + #endif - #ifdef ZPL_EDITOR - #include - #endif + ZPL_IMPL_INLINE void *zpl_memmove(void *dest, void const *source, zpl_isize n) { + if (dest == NULL) { return NULL; } - ZPL_BEGIN_C_DECLS + zpl_u8 *d = cast(zpl_u8 *) dest; + zpl_u8 const *s = cast(zpl_u8 const *) source; - typedef void (*zpl_timer_cb)(void *data); + if (d == s) return d; + if (s + n <= d || d + n <= s) // NOTE: Non-overlapping + return zpl_memcopy(d, s, n); - //! Timer data structure - typedef struct zpl_timer { - zpl_timer_cb callback; - zpl_b32 enabled; - zpl_i32 remaining_calls; - zpl_i32 initial_calls; - zpl_f64 next_call_ts; - zpl_f64 duration; - void *user_data; - } zpl_timer; + if (d < s) { + if (cast(zpl_uintptr) s % zpl_size_of(zpl_isize) == cast(zpl_uintptr) d % zpl_size_of(zpl_isize)) { + while (cast(zpl_uintptr) d % zpl_size_of(zpl_isize)) { + if (!n--) return dest; + *d++ = *s++; + } + while (n >= zpl_size_of(zpl_isize)) { + *cast(zpl_isize *) d = *cast(zpl_isize *) s; + n -= zpl_size_of(zpl_isize); + d += zpl_size_of(zpl_isize); + s += zpl_size_of(zpl_isize); + } + } + for (; n; n--) *d++ = *s++; + } else { + if ((cast(zpl_uintptr) s % zpl_size_of(zpl_isize)) == (cast(zpl_uintptr) d % zpl_size_of(zpl_isize))) { + while (cast(zpl_uintptr)(d + n) % zpl_size_of(zpl_isize)) { + if (!n--) return dest; + d[n] = s[n]; + } + while (n >= zpl_size_of(zpl_isize)) { + n -= zpl_size_of(zpl_isize); + *cast(zpl_isize *)(d + n) = *cast(zpl_isize *)(s + n); + } + } + while (n) n--, d[n] = s[n]; + } - typedef zpl_timer *zpl_timer_pool; ///< zpl_array + return dest; + } - //! Initialize timer pool. - #define zpl_timer_init(pool, allocator) zpl_array_init(pool, allocator) + ZPL_IMPL_INLINE void *zpl_memset(void *dest, zpl_u8 c, zpl_isize n) { + if (dest == NULL) { return NULL; } - //! Add new timer to pool and return it. - ZPL_DEF zpl_timer *zpl_timer_add(zpl_timer_pool pool); + zpl_u8 *s = cast(zpl_u8 *) dest; + zpl_isize k; + zpl_u32 c32 = ((zpl_u32)-1) / 255 * c; - //! Perform timer pool update. + if (n == 0) return dest; + s[0] = s[n - 1] = c; + if (n < 3) return dest; + s[1] = s[n - 2] = c; + s[2] = s[n - 3] = c; + if (n < 7) return dest; + s[3] = s[n - 4] = c; + if (n < 9) return dest; - //! Traverse over all timers and update them accordingly. Should be called by Main Thread in a tight loop. - ZPL_DEF void zpl_timer_update(zpl_timer_pool pool); + k = -cast(zpl_intptr) s & 3; + s += k; + n -= k; + n &= -4; - //! Set up timer. + *cast(zpl_u32 *)(s + 0) = c32; + *cast(zpl_u32 *)(s + n - 4) = c32; + if (n < 9) return dest; + *cast(zpl_u32 *)(s + 4) = c32; + *cast(zpl_u32 *)(s + 8) = c32; + *cast(zpl_u32 *)(s + n - 12) = c32; + *cast(zpl_u32 *)(s + n - 8) = c32; + if (n < 25) return dest; + *cast(zpl_u32 *)(s + 12) = c32; + *cast(zpl_u32 *)(s + 16) = c32; + *cast(zpl_u32 *)(s + 20) = c32; + *cast(zpl_u32 *)(s + 24) = c32; + *cast(zpl_u32 *)(s + n - 28) = c32; + *cast(zpl_u32 *)(s + n - 24) = c32; + *cast(zpl_u32 *)(s + n - 20) = c32; + *cast(zpl_u32 *)(s + n - 16) = c32; - //! Set up timer with specific options. - //! @param timer - //! @param duration How long/often to fire a timer. - //! @param count How many times we fire a timer. Use -1 for infinity. - //! @param callback A method to execute once a timer triggers. - ZPL_DEF void zpl_timer_set(zpl_timer *timer, zpl_f64 /* microseconds */ duration, zpl_i32 /* -1 for INFINITY */ count, - zpl_timer_cb callback); + k = 24 + (cast(zpl_uintptr) s & 4); + s += k; + n -= k; - //! Start timer with specified delay. - ZPL_DEF void zpl_timer_start(zpl_timer *timer, zpl_f64 delay_start); + { + zpl_u64 c64 = (cast(zpl_u64) c32 << 32) | c32; + while (n > 31) { + *cast(zpl_u64 *)(s + 0) = c64; + *cast(zpl_u64 *)(s + 8) = c64; + *cast(zpl_u64 *)(s + 16) = c64; + *cast(zpl_u64 *)(s + 24) = c64; - //! Stop timer and prevent it from triggering. - ZPL_DEF void zpl_timer_stop(zpl_timer *timer); + n -= 32; + s += 32; + } + } - ZPL_END_C_DECLS -#endif + return dest; + } -#if defined(ZPL_MODULE_HASHING) - // file: header/hashing.h + ZPL_IMPL_INLINE zpl_i32 zpl_memcompare(void const *s1, void const *s2, zpl_isize size) { + zpl_u8 const *s1p8 = cast(zpl_u8 const *) s1; + zpl_u8 const *s2p8 = cast(zpl_u8 const *) s2; - /** @file hashing.c - @brief Hashing and Checksum Functions - @defgroup hashing Hashing and Checksum Functions + if (s1 == NULL || s2 == NULL) { return 0; } - Several hashing methods used by ZPL internally but possibly useful outside of it. Contains: adler32, crc32/64, fnv32/64/a and murmur32/64 + while (size--) { + zpl_isize d; + if ((d = (*s1p8++ - *s2p8++)) != 0) return cast(zpl_i32) d; + } + return 0; + } - @{ - */ + ZPL_IMPL_INLINE zpl_b32 zpl_is_power_of_two(zpl_isize x) { + if (x <= 0) return false; + return !(x & (x - 1)); + } - #ifdef ZPL_EDITOR - #include - #endif + ZPL_END_C_DECLS + // file: header/core/memory_virtual.h - ZPL_BEGIN_C_DECLS - ZPL_DEF zpl_u32 zpl_adler32(void const *data, zpl_isize len); + //////////////////////////////////////////////////////////////// + // + // Virtual Memory + // + // + #ifdef ZPL_EDITOR + #include + #endif - ZPL_DEF zpl_u32 zpl_crc32(void const *data, zpl_isize len); - ZPL_DEF zpl_u64 zpl_crc64(void const *data, zpl_isize len); + ZPL_BEGIN_C_DECLS - // These use FNV-1 algorithm - ZPL_DEF zpl_u32 zpl_fnv32(void const *data, zpl_isize len); - ZPL_DEF zpl_u64 zpl_fnv64(void const *data, zpl_isize len); - ZPL_DEF zpl_u32 zpl_fnv32a(void const *data, zpl_isize len); - ZPL_DEF zpl_u64 zpl_fnv64a(void const *data, zpl_isize len); + typedef struct zpl_virtual_memory { + void *data; + zpl_isize size; + } zpl_virtual_memory; - ZPL_DEF zpl_u8 *zpl_base64_encode(zpl_allocator a, void const *data, zpl_isize len); - ZPL_DEF zpl_u8 *zpl_base64_decode(zpl_allocator a, void const *data, zpl_isize len); + //! Initialize virtual memory from existing data. + ZPL_DEF zpl_virtual_memory zpl_vm(void *data, zpl_isize size); - //! Based on MurmurHash3 - ZPL_DEF zpl_u32 zpl_murmur32_seed(void const *data, zpl_isize len, zpl_u32 seed); + //! Allocate virtual memory at address with size. - //! Based on MurmurHash2 - ZPL_DEF zpl_u64 zpl_murmur64_seed(void const *data, zpl_isize len, zpl_u64 seed); + //! @param addr The starting address of the region to reserve. If NULL, it lets operating system to decide where to allocate it. + //! @param size The size to server. + ZPL_DEF zpl_virtual_memory zpl_vm_alloc(void *addr, zpl_isize size); - //! Default seed of 0x9747b28c - ZPL_DEF_INLINE zpl_u32 zpl_murmur32(void const *data, zpl_isize len); + //! Release the virtual memory. + ZPL_DEF zpl_b32 zpl_vm_free(zpl_virtual_memory vm); - //! Default seed of 0x9747b28c - ZPL_DEF_INLINE zpl_u64 zpl_murmur64(void const *data, zpl_isize len); + //! Trim virtual memory. + ZPL_DEF zpl_virtual_memory zpl_vm_trim(zpl_virtual_memory vm, zpl_isize lead_size, zpl_isize size); - //! @} + //! Purge virtual memory. + ZPL_DEF zpl_b32 zpl_vm_purge(zpl_virtual_memory vm); - ZPL_IMPL_INLINE zpl_u32 zpl_murmur32(void const *data, zpl_isize len) { return zpl_murmur32_seed(data, len, 0x9747b28c); } - ZPL_IMPL_INLINE zpl_u64 zpl_murmur64(void const *data, zpl_isize len) { return zpl_murmur64_seed(data, len, 0x9747b28c); } + //! Retrieve VM's page size and alignment. + ZPL_DEF zpl_isize zpl_virtual_memory_page_size(zpl_isize *alignment_out); - ZPL_END_C_DECLS -#endif + ZPL_END_C_DECLS + // file: header/core/memory_custom.h -#if defined(ZPL_MODULE_REGEX) - // file: header/regex.h + //////////////////////////////////////////////////////////////// + // + // Custom Allocation + // + // + #ifdef ZPL_EDITOR + #include + #endif - /** @file regex.c - @brief Regular expressions parser. - @defgroup regex Regex processor + ZPL_BEGIN_C_DECLS - Port of gb_regex with several bugfixes applied. This is a simple regex library and is fast to perform. + typedef enum zplAllocationType { + ZPL_ALLOCATION_ALLOC, + ZPL_ALLOCATION_FREE, + ZPL_ALLOCATION_FREE_ALL, + ZPL_ALLOCATION_RESIZE, + } zplAllocationType; - Supported Matching: - @n ^ - Beginning of string - @n $ - End of string - @n . - Match one (anything) - @n | - Branch (or) - @n () - Capturing group - @n [] - Any character included in set - @n [^] - Any character excluded from set - @n + - One or more (greedy) - @n +? - One or more (non-greedy) - @n * - Zero or more (greedy) - @n *? - Zero or more (non-greedy) - @n ? - Zero or once - @n [BACKSLASH]XX - Hex decimal digit (must be 2 digits) - @n [BACKSLASH]meta - Meta character - @n [BACKSLASH]s - Whitespace - @n [BACKSLASH]S - Not whitespace - @n [BACKSLASH]d - Digit - @n [BACKSLASH]D - Not digit - @n [BACKSLASH]a - Alphabetic character - @n [BACKSLASH]l - Lower case letter - @n [BACKSLASH]u - Upper case letter - @n [BACKSLASH]w - Word - @n [BACKSLASH]W - Not word - @n [BACKSLASH]x - Hex Digit - @n [BACKSLASH]p - Printable ASCII character - @n --Whitespace-- - @n [BACKSLASH]t - Tab - @n [BACKSLASH]n - New line - @n [BACKSLASH]r - Return carriage - @n [BACKSLASH]v - Vertical Tab - @n [BACKSLASH]f - Form feed + // NOTE: This is useful so you can define an allocator of the same type and parameters + #define ZPL_ALLOCATOR_PROC(name) \ + void *name(void *allocator_data, zplAllocationType type, zpl_isize size, zpl_isize alignment, void *old_memory, \ + zpl_isize old_size, zpl_u64 flags) + typedef ZPL_ALLOCATOR_PROC(zpl_allocator_proc); + + + typedef struct zpl_allocator { + zpl_allocator_proc *proc; + void *data; + } zpl_allocator; + + typedef enum zplAllocatorFlag { + ZPL_ALLOCATOR_FLAG_CLEAR_TO_ZERO = ZPL_BIT(0), + } zplAllocatorFlag; + + #ifndef ZPL_DEFAULT_MEMORY_ALIGNMENT + #define ZPL_DEFAULT_MEMORY_ALIGNMENT (2 * zpl_size_of(void *)) + #endif + + #ifndef ZPL_DEFAULT_ALLOCATOR_FLAGS + #define ZPL_DEFAULT_ALLOCATOR_FLAGS (ZPL_ALLOCATOR_FLAG_CLEAR_TO_ZERO) + #endif + + //! Allocate memory with specified alignment. + ZPL_DEF_INLINE void *zpl_alloc_align(zpl_allocator a, zpl_isize size, zpl_isize alignment); + + //! Allocate memory with default alignment. + ZPL_DEF_INLINE void *zpl_alloc(zpl_allocator a, zpl_isize size); + + //! Free allocated memory. + ZPL_DEF_INLINE void zpl_free(zpl_allocator a, void *ptr); + + //! Free all memory allocated by an allocator. + ZPL_DEF_INLINE void zpl_free_all(zpl_allocator a); + + //! Resize an allocated memory. + ZPL_DEF_INLINE void *zpl_resize(zpl_allocator a, void *ptr, zpl_isize old_size, zpl_isize new_size); + + //! Resize an allocated memory with specified alignment. + ZPL_DEF_INLINE void *zpl_resize_align(zpl_allocator a, void *ptr, zpl_isize old_size, zpl_isize new_size, zpl_isize alignment); + + //! Allocate memory and copy data into it. + ZPL_DEF_INLINE void *zpl_alloc_copy(zpl_allocator a, void const *src, zpl_isize size); + + //! Allocate memory with specified alignment and copy data into it. + ZPL_DEF_INLINE void *zpl_alloc_copy_align(zpl_allocator a, void const *src, zpl_isize size, zpl_isize alignment); + + //! Allocate memory for null-terminated C-String. + ZPL_DEF char *zpl_alloc_str(zpl_allocator a, char const *str); + + //! Allocate memory for C-String with specified size. + ZPL_DEF_INLINE char *zpl_alloc_str_len(zpl_allocator a, char const *str, zpl_isize len); + + #ifndef zpl_alloc_item + + //! Allocate memory for an item. + #define zpl_alloc_item(allocator_, Type) (Type *)zpl_alloc(allocator_, zpl_size_of(Type)) + + //! Allocate memory for an array of items. + #define zpl_alloc_array(allocator_, Type, count) (Type *)zpl_alloc(allocator_, zpl_size_of(Type) * (count)) + #endif + + //! Allocate/Resize memory using default options. + + //! Use this if you don't need a "fancy" resize allocation + ZPL_DEF_INLINE void *zpl_default_resize_align(zpl_allocator a, void *ptr, zpl_isize old_size, zpl_isize new_size, zpl_isize alignment); + + //! The heap allocator backed by operating system's memory manager. + ZPL_DEF_INLINE zpl_allocator zpl_heap_allocator(void); + ZPL_DEF ZPL_ALLOCATOR_PROC(zpl_heap_allocator_proc); + + #ifndef zpl_malloc + + //! Helper to allocate memory using heap allocator. + #define zpl_malloc(sz) zpl_alloc(zpl_heap_allocator( ), sz) + + //! Helper to free memory allocated by heap allocator. + #define zpl_mfree(ptr) zpl_free(zpl_heap_allocator( ), ptr) + + //! Alias to heap allocator. + #define zpl_heap zpl_heap_allocator + #endif + + // + // Arena Allocator + // + + typedef struct zpl_arena { + zpl_allocator backing; + void *physical_start; + zpl_isize total_size; + zpl_isize total_allocated; + zpl_isize temp_count; + } zpl_arena; + + //! Initialize memory arena from existing memory region. + ZPL_DEF_INLINE void zpl_arena_init_from_memory(zpl_arena *arena, void *start, zpl_isize size); + + //! Initialize memory arena using existing memory allocator. + ZPL_DEF_INLINE void zpl_arena_init_from_allocator(zpl_arena *arena, zpl_allocator backing, zpl_isize size); + + //! Initialize memory arena within an existing parent memory arena. + ZPL_DEF_INLINE void zpl_arena_init_sub(zpl_arena *arena, zpl_arena *parent_arena, zpl_isize size); + + //! Release the memory used by memory arena. + ZPL_DEF_INLINE void zpl_arena_free(zpl_arena *arena); + + + //! Retrieve memory arena's aligned allocation address. + ZPL_DEF_INLINE zpl_isize zpl_arena_alignment_of(zpl_arena *arena, zpl_isize alignment); + + //! Retrieve memory arena's remaining size. + ZPL_DEF_INLINE zpl_isize zpl_arena_size_remaining(zpl_arena *arena, zpl_isize alignment); + + //! Check whether memory arena has any temporary snapshots. + ZPL_DEF_INLINE void zpl_arena_check(zpl_arena *arena); + + //! Allocation Types: alloc, free_all, resize + ZPL_DEF_INLINE zpl_allocator zpl_arena_allocator(zpl_arena *arena); + ZPL_DEF ZPL_ALLOCATOR_PROC(zpl_arena_allocator_proc); + + + typedef struct zpl_temp_arena_memory { + zpl_arena *arena; + zpl_isize original_count; + } zpl_temp_arena_memory; + + //! Capture a snapshot of used memory in a memory arena. + ZPL_DEF_INLINE zpl_temp_arena_memory zpl_temp_arena_memory_begin(zpl_arena *arena); + + //! Reset memory arena's usage by a captured snapshot. + ZPL_DEF_INLINE void zpl_temp_arena_memory_end(zpl_temp_arena_memory tmp_mem); + + // + // Pool Allocator + // + + + typedef struct zpl_pool { + zpl_allocator backing; + void *physical_start; + void *free_list; + zpl_isize block_size; + zpl_isize block_align; + zpl_isize total_size; + zpl_isize num_blocks; + } zpl_pool; + + + //! Initialize pool allocator. + ZPL_DEF_INLINE void zpl_pool_init(zpl_pool *pool, zpl_allocator backing, zpl_isize num_blocks, zpl_isize block_size); + + //! Initialize pool allocator with specific block alignment. + ZPL_DEF void zpl_pool_init_align(zpl_pool *pool, zpl_allocator backing, zpl_isize num_blocks, zpl_isize block_size, + zpl_isize block_align); + + //! Release the resources used by pool allocator. + ZPL_DEF_INLINE void zpl_pool_free(zpl_pool *pool); + + //! Allocation Types: alloc, free + ZPL_DEF_INLINE zpl_allocator zpl_pool_allocator(zpl_pool *pool); + ZPL_DEF ZPL_ALLOCATOR_PROC(zpl_pool_allocator_proc); + + + typedef struct zpl_allocation_header_ev { + zpl_isize size; + } zpl_allocation_header_ev; + + ZPL_DEF_INLINE zpl_allocation_header_ev *zpl_allocation_header(void *data); + ZPL_DEF_INLINE void zpl_allocation_header_fill(zpl_allocation_header_ev *header, void *data, zpl_isize size); + + #if defined(ZPL_ARCH_32_BIT) + #define ZPL_ISIZE_HIGH_BIT 0x80000000 + #elif defined(ZPL_ARCH_64_BIT) + #define ZPL_ISIZE_HIGH_BIT 0x8000000000000000ll + #else + #error + #endif + + // + // Scratch Memory Allocator - Ring Buffer Based Arena + // + + + typedef struct zpl_scratch_memory { + void *physical_start; + zpl_isize total_size; + void *alloc_point; + void *free_point; + } zpl_scratch_memory; + + //! Initialize ring buffer arena. + ZPL_DEF void zpl_scratch_memory_init(zpl_scratch_memory *s, void *start, zpl_isize size); + + //! Check whether ring buffer arena is in use. + ZPL_DEF zpl_b32 zpl_scratch_memory_is_in_use(zpl_scratch_memory *s, void *ptr); + + //! Allocation Types: alloc, free, free_all, resize + ZPL_DEF zpl_allocator zpl_scratch_allocator(zpl_scratch_memory *s); + ZPL_DEF ZPL_ALLOCATOR_PROC(zpl_scratch_allocator_proc); + + // + // Stack Memory Allocator + // + + + typedef struct zpl_stack_memory { + zpl_allocator backing; + + void *physical_start; + zpl_usize total_size; + zpl_usize allocated; + } zpl_stack_memory; + + //! Initialize stack allocator from existing memory. + ZPL_DEF_INLINE void zpl_stack_memory_init_from_memory(zpl_stack_memory *s, void *start, zpl_isize size); + + //! Initialize stack allocator using existing memory allocator. + ZPL_DEF_INLINE void zpl_stack_memory_init(zpl_stack_memory *s, zpl_allocator backing, zpl_isize size); + + //! Check whether stack allocator is in use. + ZPL_DEF_INLINE zpl_b32 zpl_stack_memory_is_in_use(zpl_stack_memory *s, void *ptr); + + //! Release the resources used by stack allocator. + ZPL_DEF_INLINE void zpl_stack_memory_free(zpl_stack_memory *s); + + //! Allocation Types: alloc, free, free_all + ZPL_DEF_INLINE zpl_allocator zpl_stack_allocator(zpl_stack_memory *s); + ZPL_DEF ZPL_ALLOCATOR_PROC(zpl_stack_allocator_proc); + + // TODO: Fixed heap allocator + // TODO: General heap allocator. Maybe a TCMalloc like clone? + + + /* inlines */ + + ZPL_IMPL_INLINE void *zpl_alloc_align(zpl_allocator a, zpl_isize size, zpl_isize alignment) { + return a.proc(a.data, ZPL_ALLOCATION_ALLOC, size, alignment, NULL, 0, ZPL_DEFAULT_ALLOCATOR_FLAGS); + } + ZPL_IMPL_INLINE void *zpl_alloc(zpl_allocator a, zpl_isize size) { + return zpl_alloc_align(a, size, ZPL_DEFAULT_MEMORY_ALIGNMENT); + } + ZPL_IMPL_INLINE void zpl_free(zpl_allocator a, void *ptr) { + if (ptr != NULL) a.proc(a.data, ZPL_ALLOCATION_FREE, 0, 0, ptr, 0, ZPL_DEFAULT_ALLOCATOR_FLAGS); + } + ZPL_IMPL_INLINE void zpl_free_all(zpl_allocator a) { + a.proc(a.data, ZPL_ALLOCATION_FREE_ALL, 0, 0, NULL, 0, ZPL_DEFAULT_ALLOCATOR_FLAGS); + } + ZPL_IMPL_INLINE void *zpl_resize(zpl_allocator a, void *ptr, zpl_isize old_size, zpl_isize new_size) { + return zpl_resize_align(a, ptr, old_size, new_size, ZPL_DEFAULT_MEMORY_ALIGNMENT); + } + ZPL_IMPL_INLINE void *zpl_resize_align(zpl_allocator a, void *ptr, zpl_isize old_size, zpl_isize new_size, zpl_isize alignment) { + return a.proc(a.data, ZPL_ALLOCATION_RESIZE, new_size, alignment, ptr, old_size, ZPL_DEFAULT_ALLOCATOR_FLAGS); + } + + ZPL_IMPL_INLINE void *zpl_alloc_copy(zpl_allocator a, void const *src, zpl_isize size) { + return zpl_memcopy(zpl_alloc(a, size), src, size); + } + ZPL_IMPL_INLINE void *zpl_alloc_copy_align(zpl_allocator a, void const *src, zpl_isize size, zpl_isize alignment) { + return zpl_memcopy(zpl_alloc_align(a, size, alignment), src, size); + } + + ZPL_IMPL_INLINE char *zpl_alloc_str_len(zpl_allocator a, char const *str, zpl_isize len) { + char *result; + result = cast(char *) zpl_alloc_copy(a, str, len + 1); + result[len] = '\0'; + return result; + } + + ZPL_IMPL_INLINE void *zpl_default_resize_align(zpl_allocator a, void *old_memory, zpl_isize old_size, zpl_isize new_size, + zpl_isize alignment) { + if (!old_memory) return zpl_alloc_align(a, new_size, alignment); + + if (new_size == 0) { + zpl_free(a, old_memory); + return NULL; + } + + if (new_size < old_size) new_size = old_size; + + if (old_size == new_size) { + return old_memory; + } else { + void *new_memory = zpl_alloc_align(a, new_size, alignment); + if (!new_memory) return NULL; + zpl_memmove(new_memory, old_memory, zpl_min(new_size, old_size)); + zpl_free(a, old_memory); + return new_memory; + } + } + + + // + // Heap Allocator + // + + ZPL_IMPL_INLINE zpl_allocator zpl_heap_allocator(void) { + zpl_allocator a; + a.proc = zpl_heap_allocator_proc; + a.data = NULL; + return a; + } + + // + // Arena Allocator + // + + ZPL_IMPL_INLINE void zpl_arena_init_from_memory(zpl_arena *arena, void *start, zpl_isize size) { + arena->backing.proc = NULL; + arena->backing.data = NULL; + arena->physical_start = start; + arena->total_size = size; + arena->total_allocated = 0; + arena->temp_count = 0; + } + + ZPL_IMPL_INLINE void zpl_arena_init_from_allocator(zpl_arena *arena, zpl_allocator backing, zpl_isize size) { + arena->backing = backing; + arena->physical_start = zpl_alloc(backing, size); // NOTE: Uses default alignment + arena->total_size = size; + arena->total_allocated = 0; + arena->temp_count = 0; + } + + ZPL_IMPL_INLINE void zpl_arena_init_sub(zpl_arena *arena, zpl_arena *parent_arena, zpl_isize size) { + zpl_arena_init_from_allocator(arena, zpl_arena_allocator(parent_arena), size); + } + + ZPL_IMPL_INLINE void zpl_arena_free(zpl_arena *arena) { + if (arena->backing.proc) { + zpl_free(arena->backing, arena->physical_start); + arena->physical_start = NULL; + } + } + + ZPL_IMPL_INLINE zpl_isize zpl_arena_alignment_of(zpl_arena *arena, zpl_isize alignment) { + zpl_isize alignment_offset, result_pointer, mask; + ZPL_ASSERT(zpl_is_power_of_two(alignment)); + + alignment_offset = 0; + result_pointer = cast(zpl_isize) arena->physical_start + arena->total_allocated; + mask = alignment - 1; + if (result_pointer & mask) alignment_offset = alignment - (result_pointer & mask); + + return alignment_offset; + } + + ZPL_IMPL_INLINE zpl_isize zpl_arena_size_remaining(zpl_arena *arena, zpl_isize alignment) { + zpl_isize result = arena->total_size - (arena->total_allocated + zpl_arena_alignment_of(arena, alignment)); + return result; + } + + ZPL_IMPL_INLINE void zpl_arena_check(zpl_arena *arena) { ZPL_ASSERT(arena->temp_count == 0); } + + ZPL_IMPL_INLINE zpl_allocator zpl_arena_allocator(zpl_arena *arena) { + zpl_allocator allocator; + allocator.proc = zpl_arena_allocator_proc; + allocator.data = arena; + return allocator; + } + + ZPL_IMPL_INLINE zpl_temp_arena_memory zpl_temp_arena_memory_begin(zpl_arena *arena) { + zpl_temp_arena_memory tmp; + tmp.arena = arena; + tmp.original_count = arena->total_allocated; + arena->temp_count++; + return tmp; + } + + ZPL_IMPL_INLINE void zpl_temp_arena_memory_end(zpl_temp_arena_memory tmp) { + ZPL_ASSERT(tmp.arena->total_allocated >= tmp.original_count); + ZPL_ASSERT(tmp.arena->temp_count > 0); + tmp.arena->total_allocated = tmp.original_count; + tmp.arena->temp_count--; + } + + // + // Pool Allocator + // + + ZPL_IMPL_INLINE void zpl_pool_init(zpl_pool *pool, zpl_allocator backing, zpl_isize num_blocks, zpl_isize block_size) { + zpl_pool_init_align(pool, backing, num_blocks, block_size, ZPL_DEFAULT_MEMORY_ALIGNMENT); + } + + ZPL_IMPL_INLINE void zpl_pool_free(zpl_pool *pool) { + if (pool->backing.proc) { zpl_free(pool->backing, pool->physical_start); } + } + + ZPL_IMPL_INLINE zpl_allocator zpl_pool_allocator(zpl_pool *pool) { + zpl_allocator allocator; + allocator.proc = zpl_pool_allocator_proc; + allocator.data = pool; + return allocator; + } + + ZPL_IMPL_INLINE zpl_allocation_header_ev *zpl_allocation_header(void *data) { + zpl_isize *p = cast(zpl_isize *) data; + while (p[-1] == cast(zpl_isize)(-1)) p--; + return cast(zpl_allocation_header_ev *) p - 1; + } + + ZPL_IMPL_INLINE void zpl_allocation_header_fill(zpl_allocation_header_ev *header, void *data, zpl_isize size) { + zpl_isize *ptr; + header->size = size; + ptr = cast(zpl_isize *)(header + 1); + while (cast(void *) ptr < data) *ptr++ = cast(zpl_isize)(-1); + } + + // + // Stack Memory Allocator + // + + #define ZPL_STACK_ALLOC_OFFSET sizeof(zpl_u64) + ZPL_STATIC_ASSERT(ZPL_STACK_ALLOC_OFFSET == 8, "ZPL_STACK_ALLOC_OFFSET != 8"); + + ZPL_IMPL_INLINE void zpl_stack_memory_init_from_memory(zpl_stack_memory *s, void *start, zpl_isize size) { + s->physical_start = start; + s->total_size = size; + s->allocated = 0; + } + + ZPL_IMPL_INLINE void zpl_stack_memory_init(zpl_stack_memory *s, zpl_allocator backing, zpl_isize size) { + s->backing = backing; + s->physical_start = zpl_alloc(backing, size); + s->total_size = size; + s->allocated = 0; + } + + ZPL_IMPL_INLINE zpl_b32 zpl_stack_memory_is_in_use(zpl_stack_memory *s, void *ptr) { + if (s->allocated == 0) return false; + + if (ptr > s->physical_start && ptr < zpl_pointer_add(s->physical_start, s->total_size)) { return true; } + + return false; + } + + ZPL_IMPL_INLINE void zpl_stack_memory_free(zpl_stack_memory *s) { + if (s->backing.proc) { + zpl_free(s->backing, s->physical_start); + s->physical_start = NULL; + } + } + + ZPL_IMPL_INLINE zpl_allocator zpl_stack_allocator(zpl_stack_memory *s) { + zpl_allocator a; + a.proc = zpl_stack_allocator_proc; + a.data = s; + return a; + } + + ZPL_END_C_DECLS + // file: header/core/collections/array.h + + //////////////////////////////////////////////////////////////// + // + // Dynamic Array (POD Types) + // + // zpl_array(Type) works like zpl_string or zpl_buffer where the actual type is just a pointer to the first + // element. + // + // Available Procedures for zpl_array(Type) + // zpl_array_init + // zpl_array_free + // zpl_array_set_capacity + // zpl_array_grow + // zpl_array_append + // zpl_array_appendv + // zpl_array_pop + // zpl_array_clear + // zpl_array_back + // zpl_array_front + // zpl_array_resize + // zpl_array_reserve + // + + #if 0 // Example + void foo(void) { + zpl_isize i; + int test_values[] = {4, 2, 1, 7}; + zpl_allocator a = zpl_heap_allocator(); + zpl_array(int) items; + + zpl_array_init(items, a); + + zpl_array_append(items, 1); + zpl_array_append(items, 4); + zpl_array_append(items, 9); + zpl_array_append(items, 16); + + items[1] = 3; // Manually set value + // NOTE: No array bounds checking + + for (i = 0; i < items.count; i++) + zpl_printf("%d\n", items[i]); + // 1 + // 3 + // 9 + // 16 + + zpl_array_clear(items); + + zpl_array_appendv(items, test_values, zpl_count_of(test_values)); + for (i = 0; i < items.count; i++) + zpl_printf("%d\n", items[i]); + // 4 + // 2 + // 1 + // 7 + + zpl_array_free(items); + } + #endif + + #ifdef ZPL_EDITOR + #include + #endif + + ZPL_BEGIN_C_DECLS + + typedef struct zpl_array_header { + char *data; + zpl_isize count; + zpl_isize capacity; + zpl_allocator allocator; + } zpl_array_header; + + #define zpl_array(Type) Type * + + #define zpl_array_make(Type, Name, allocator) Type *Name; zpl_array_init(Name, allocator) + + #ifndef ZPL_ARRAY_GROW_FORMULA + #define ZPL_ARRAY_GROW_FORMULA(x) (2 * (x) + 8) + #endif + + ZPL_STATIC_ASSERT(ZPL_ARRAY_GROW_FORMULA(0) > 0, "ZPL_ARRAY_GROW_FORMULA(0) <= 0"); + + #define ZPL_ARRAY_HEADER(x) (cast(zpl_array_header *)(x) - 1) + #define zpl_array_allocator(x) (ZPL_ARRAY_HEADER(x)->allocator) + #define zpl_array_count(x) (ZPL_ARRAY_HEADER(x)->count) + #define zpl_array_capacity(x) (ZPL_ARRAY_HEADER(x)->capacity) + #define zpl_array_end(x) (x + (zpl_array_count(x) - 1)) + + #define zpl_array_init_reserve(x, allocator_, cap) \ + do { \ + void **zpl__array_ = cast(void **) & (x); \ + zpl_array_header *zpl__ah = \ + cast(zpl_array_header *) zpl_alloc(allocator_, zpl_size_of(zpl_array_header) + zpl_size_of(*(x)) * (cap)); \ + zpl__ah->allocator = allocator_; \ + zpl__ah->count = 0; \ + zpl__ah->data = (char *)x; \ + zpl__ah->capacity = cap; \ + *zpl__array_ = cast(void *)(zpl__ah + 1); \ + } while (0) + + // NOTE: Give it an initial default capacity + #define zpl_array_init(x, allocator) zpl_array_init_reserve(x, allocator, ZPL_ARRAY_GROW_FORMULA(0)) + + #define zpl_array_free(x) \ + do { \ + zpl_array_header *zpl__ah = ZPL_ARRAY_HEADER(x); \ + zpl_free(zpl__ah->allocator, zpl__ah); \ + } while (0) + + #define zpl_array_set_capacity(x, capacity) \ + do { \ + if (x) { \ + void **zpl__array_ = cast(void **) & (x); \ + *zpl__array_ = zpl__array_set_capacity((x), (capacity), zpl_size_of(*(x))); \ + } \ + } while (0) + + // NOTE: Do not use the thing below directly, use the macro + ZPL_DEF void *zpl__array_set_capacity(void *array, zpl_isize capacity, zpl_isize element_size); + + #define zpl_array_grow(x, min_capacity) \ + do { \ + zpl_isize new_capacity = ZPL_ARRAY_GROW_FORMULA(zpl_array_capacity(x)); \ + if (new_capacity < (min_capacity)) new_capacity = (min_capacity); \ + zpl_array_set_capacity(x, new_capacity); \ + } while (0) + + #define zpl_array_append(x, item) \ + do { \ + if (zpl_array_capacity(x) < zpl_array_count(x) + 1) zpl_array_grow(x, 0); \ + (x)[zpl_array_count(x)++] = (item); \ + } while (0) + + #define zpl_array_append_at(x, item, ind) \ + do { \ + zpl_array_header *zpl__ah = ZPL_ARRAY_HEADER(x); \ + if (ind == zpl__ah->count) { zpl_array_append(x, item); break; } \ + if (zpl_array_capacity(x) < zpl_array_count(x) + 1) zpl_array_grow(x, 0); \ + zpl_memmove(&(x)[ind + 1], (x + ind), zpl_size_of(x[0]) * (zpl__ah->count - ind)); \ + x[ind] = item; \ + zpl__ah->count++; \ + } while (0) + + #define zpl_array_appendv(x, items, item_count) \ + do { \ + zpl_array_header *zpl__ah = ZPL_ARRAY_HEADER(x); \ + ZPL_ASSERT(zpl_size_of((items)[0]) == zpl_size_of((x)[0])); \ + if (zpl__ah->capacity < zpl__ah->count + (item_count)) zpl_array_grow(x, zpl__ah->count + (item_count)); \ + zpl_memcopy(&(x)[zpl__ah->count], (items), zpl_size_of((x)[0]) * (item_count)); \ + zpl__ah->count += (item_count); \ + } while (0) + + #define zpl_array_remove_at(x, index) \ + do { \ + zpl_array_header *zpl__ah = ZPL_ARRAY_HEADER(x); \ + ZPL_ASSERT(index < zpl__ah->count); \ + zpl_memmove(x + index, x + index + 1, zpl_size_of(x[0]) * (zpl__ah->count - index)); \ + --zpl__ah->count; \ + } while (0) + + #define zpl_array_copy_init(y, x) \ + do { \ + zpl_array_init_reserve(y, zpl_array_allocator(x), zpl_array_capacity(x)); \ + zpl_memcopy(y, x, zpl_array_capacity(x) * zpl_size_of(*x)); \ + zpl_array_count(y) = zpl_array_count(x); \ + } while (0) + + #define zpl_array_pop(x) \ + do { \ + ZPL_ASSERT(ZPL_ARRAY_HEADER(x)->count > 0); \ + ZPL_ARRAY_HEADER(x)->count--; \ + } while (0) + #define zpl_array_back(x) x[ZPL_ARRAY_HEADER(x)->count - 1] + #define zpl_array_front(x) x[0] + #define zpl_array_clear(x) \ + do { ZPL_ARRAY_HEADER(x)->count = 0; } while (0) + + #define zpl_array_resize(x, new_count) \ + do { \ + if (ZPL_ARRAY_HEADER(x)->capacity < (new_count)) zpl_array_grow(x, (new_count)); \ + ZPL_ARRAY_HEADER(x)->count = (new_count); \ + } while (0) + + #define zpl_array_reserve(x, new_capacity) \ + do { \ + if (ZPL_ARRAY_HEADER(x)->capacity < (new_capacity)) zpl_array_set_capacity(x, new_capacity); \ + } while (0) + + ZPL_END_C_DECLS + // file: header/core/collections/buffer.h + + //////////////////////////////////////////////////////////////// + // + // Fixed Capacity Buffer (POD Types) + // + // + // zpl_buffer(Type) works like zpl_string or zpl_array where the actual type is just a pointer to the first + // element. + // + // Available Procedures for zpl_buffer(Type) + // zpl_buffer_init + // zpl_buffer_free + // zpl_buffer_append + // zpl_buffer_appendv + // zpl_buffer_pop + // zpl_buffer_clear + + #ifdef ZPL_EDITOR + #include + #endif + + ZPL_BEGIN_C_DECLS + + typedef struct zpl_buffer_header { + zpl_allocator backing; + zpl_isize count; + zpl_isize capacity; + } zpl_buffer_header; + + #define zpl_buffer(Type) Type * + + #define zpl_buffer_make(Type, Name, allocator, cap) Type *Name; zpl_buffer_init(Name, allocator, cap) + + #define ZPL_BUFFER_HEADER(x) (cast(zpl_buffer_header *)(x) - 1) + #define zpl_buffer_count(x) (ZPL_BUFFER_HEADER(x)->count) + #define zpl_buffer_capacity(x) (ZPL_BUFFER_HEADER(x)->capacity) + #define zpl_buffer_end(x) (x + (zpl_buffer_count(x) - 1)) + + #define zpl_buffer_init(x, allocator, cap) \ + do { \ + void **nx = cast(void **) & (x); \ + zpl_buffer_header *zpl__bh = \ + cast(zpl_buffer_header *) zpl_alloc((allocator), sizeof(zpl_buffer_header) + (cap)*zpl_size_of(*(x))); \ + zpl__bh->backing = allocator; \ + zpl__bh->count = 0; \ + zpl__bh->capacity = cap; \ + *nx = cast(void *)(zpl__bh + 1); \ + } while (0) + + #define zpl_buffer_free(x) (zpl_free(ZPL_BUFFER_HEADER(x)->backing, ZPL_BUFFER_HEADER(x))) + + #define zpl_buffer_append(x, item) \ + do { (x)[zpl_buffer_count(x)++] = (item); } while (0) + + #define zpl_buffer_appendv(x, items, item_count) \ + do { \ + ZPL_ASSERT(zpl_size_of(*(items)) == zpl_size_of(*(x))); \ + ZPL_ASSERT(zpl_buffer_count(x) + item_count <= zpl_buffer_capacity(x)); \ + zpl_memcopy(&(x)[zpl_buffer_count(x)], (items), zpl_size_of(*(x)) * (item_count)); \ + zpl_buffer_count(x) += (item_count); \ + } while (0) + + #define zpl_buffer_copy_init(y, x) \ + do { \ + zpl_buffer_init_reserve(y, zpl_buffer_allocator(x), zpl_buffer_capacity(x)); \ + zpl_memcopy(y, x, zpl_buffer_capacity(x) * zpl_size_of(*x)); \ + zpl_buffer_count(y) = zpl_buffer_count(x); \ + } while (0) + + #define zpl_buffer_pop(x) \ + do { \ + ZPL_ASSERT(zpl_buffer_count(x) > 0); \ + zpl_buffer_count(x)--; \ + } while (0) + #define zpl_buffer_clear(x) \ + do { zpl_buffer_count(x) = 0; } while (0) + + ZPL_END_C_DECLS + // file: header/core/collections/list.h + + //////////////////////////////////////////////////////////////// + // + // Linked List + // + // zpl_list encapsulates pointer to data and points to the next and the previous element in the list. + // + // Available Procedures for zpl_list + // zpl_list_init + // zpl_list_add + // zpl_list_remove + + #ifdef ZPL_EDITOR + #include + #endif + + ZPL_BEGIN_C_DECLS + + #if 0 + #define ZPL_IMPLEMENTATION + #include "zpl.h" + int main(void) + { + zpl_list s, *head, *cursor; + zpl_list_init(&s, "it is optional to call init: "); + head = cursor = &s; + + // since we can construct an element implicitly this way + // the second field gets overwritten once we add it to a list. + zpl_list a = {"hello"}; + cursor = zpl_list_add(cursor, &a); + + zpl_list b = {"world"}; + cursor = zpl_list_add(cursor, &b); + + zpl_list c = {"!!! OK"}; + cursor = zpl_list_add(cursor, &c); + + for (zpl_list *l=head; l; l=l->next) { + zpl_printf("%s ", cast(char *)l->ptr); + } + zpl_printf("\n"); + + return 0; + } + #endif + + + typedef struct zpl__list { + void const *ptr; + struct zpl__list *next, *prev; + } zpl_list; + + ZPL_DEF_INLINE void zpl_list_init(zpl_list *list, void const *ptr); + ZPL_DEF_INLINE zpl_list *zpl_list_add(zpl_list *list, zpl_list *item); + + // NOTE(zaklaus): Returns a pointer to the next node (or NULL if the removed node has no trailing node.) + ZPL_DEF_INLINE zpl_list *zpl_list_remove(zpl_list *list); + + + ZPL_IMPL_INLINE void zpl_list_init(zpl_list *list, void const *ptr) { + zpl_list list_ = { 0 }; + *list = list_; + list->ptr = ptr; + } + + ZPL_IMPL_INLINE zpl_list *zpl_list_add(zpl_list *list, zpl_list *item) { + item->next = NULL; + + if (list->next) { item->next = list->next; } + + list->next = item; + item->prev = list; + return item; + } + + ZPL_IMPL_INLINE zpl_list *zpl_list_remove(zpl_list *list) { + if (list->prev) { list->prev->next = list->next; } + + return list->next; + } + + ZPL_END_C_DECLS + // file: header/core/collections/ring.h + + //////////////////////////////////////////////////////////////// + // + // Instantiated Circular buffer + // + /* + int main() + { + zpl_ring_zpl_u32 pad={0}; + zpl_ring_zpl_u32_init(&pad, zpl_heap(), 3); + zpl_ring_zpl_u32_append(&pad, 1); + zpl_ring_zpl_u32_append(&pad, 2); + zpl_ring_zpl_u32_append(&pad, 3); + + while (!zpl_ring_zpl_u32_empty(&pad)) { + zpl_printf("Result is %d\n", *zpl_ring_zpl_u32_get(&pad)); + } + + zpl_ring_zpl_u32_free(&pad); + + return 0; + } + */ + + #ifdef ZPL_EDITOR + #include + #endif + + ZPL_BEGIN_C_DECLS + + #define ZPL_RING_DECLARE(type) \ + typedef struct { \ + zpl_allocator backing; \ + zpl_buffer(type) buf; \ + zpl_usize head, tail; \ + zpl_usize capacity; \ + } ZPL_JOIN2(zpl_ring_, type); \ + \ + ZPL_DEF void ZPL_JOIN3(zpl_ring_, type, _init)(ZPL_JOIN2(zpl_ring_, type) * pad, zpl_allocator a, zpl_isize max_size); \ + ZPL_DEF void ZPL_JOIN3(zpl_ring_, type, _free)(ZPL_JOIN2(zpl_ring_, type) * pad); \ + ZPL_DEF zpl_b32 ZPL_JOIN3(zpl_ring_, type, _full)(ZPL_JOIN2(zpl_ring_, type) * pad); \ + ZPL_DEF zpl_b32 ZPL_JOIN3(zpl_ring_, type, _empty)(ZPL_JOIN2(zpl_ring_, type) * pad); \ + ZPL_DEF void ZPL_JOIN3(zpl_ring_, type, _append)(ZPL_JOIN2(zpl_ring_, type) * pad, type data); \ + ZPL_DEF void ZPL_JOIN3(zpl_ring_, type, _append_array)(ZPL_JOIN2(zpl_ring_, type) * pad, zpl_array(type) data); \ + ZPL_DEF type *ZPL_JOIN3(zpl_ring_, type, _get)(ZPL_JOIN2(zpl_ring_, type) * pad); \ + ZPL_DEF zpl_array(type) \ + ZPL_JOIN3(zpl_ring_, type, _get_array)(ZPL_JOIN2(zpl_ring_, type) * pad, zpl_usize max_size, zpl_allocator a); + + #define ZPL_RING_DEFINE(type) \ + void ZPL_JOIN3(zpl_ring_, type, _init)(ZPL_JOIN2(zpl_ring_, type) * pad, zpl_allocator a, zpl_isize max_size) { \ + ZPL_JOIN2(zpl_ring_, type) pad_ = { 0 }; \ + *pad = pad_; \ + \ + pad->backing = a; \ + zpl_buffer_init(pad->buf, a, max_size + 1); \ + pad->capacity = max_size + 1; \ + pad->head = pad->tail = 0; \ + } \ + void ZPL_JOIN3(zpl_ring_, type, _free)(ZPL_JOIN2(zpl_ring_, type) * pad) { \ + zpl_buffer_free(pad->buf); \ + } \ + \ + zpl_b32 ZPL_JOIN3(zpl_ring_, type, _full)(ZPL_JOIN2(zpl_ring_, type) * pad) { \ + return ((pad->head + 1) % pad->capacity) == pad->tail; \ + } \ + \ + zpl_b32 ZPL_JOIN3(zpl_ring_, type, _empty)(ZPL_JOIN2(zpl_ring_, type) * pad) { return pad->head == pad->tail; } \ + \ + void ZPL_JOIN3(zpl_ring_, type, _append)(ZPL_JOIN2(zpl_ring_, type) * pad, type data) { \ + pad->buf[pad->head] = data; \ + pad->head = (pad->head + 1) % pad->capacity; \ + \ + if (pad->head == pad->tail) { pad->tail = (pad->tail + 1) % pad->capacity; } \ + } \ + \ + void ZPL_JOIN3(zpl_ring_, type, _append_array)(ZPL_JOIN2(zpl_ring_, type) * pad, zpl_array(type) data) { \ + zpl_usize c = zpl_array_count(data); \ + for (zpl_usize i = 0; i < c; ++i) { ZPL_JOIN3(zpl_ring_, type, _append)(pad, data[i]); } \ + } \ + \ + type *ZPL_JOIN3(zpl_ring_, type, _get)(ZPL_JOIN2(zpl_ring_, type) * pad) { \ + if (ZPL_JOIN3(zpl_ring_, type, _empty)(pad)) { return NULL; } \ + \ + type *data = &pad->buf[pad->tail]; \ + pad->tail = (pad->tail + 1) % pad->capacity; \ + \ + return data; \ + } \ + \ + zpl_array(type) \ + ZPL_JOIN3(zpl_ring_, type, _get_array)(ZPL_JOIN2(zpl_ring_, type) * pad, zpl_usize max_size, zpl_allocator a) { \ + zpl_array(type) vals = 0; \ + zpl_array_init(vals, a); \ + while (--max_size && !ZPL_JOIN3(zpl_ring_, type, _empty)(pad)) { \ + zpl_array_append(vals, *ZPL_JOIN3(zpl_ring_, type, _get)(pad)); \ + } \ + return vals; \ + } + + ZPL_END_C_DECLS + // file: header/core/collections/hashtable.h + + /** @file hashtable.c + @brief Instantiated hash table + @defgroup hashtable Instantiated hash table + + @n + @n This is an attempt to implement a templated hash table + @n NOTE: The key is always a zpl_u64 for simplicity and you will _probably_ _never_ need anything bigger. + @n + @n Hash table type and function declaration, call: ZPL_TABLE_DECLARE(PREFIX, NAME, N, VALUE) + @n Hash table function definitions, call: ZPL_TABLE_DEFINE(NAME, N, VALUE) + @n + @n PREFIX - a prefix for function prototypes e.g. extern, static, etc. + @n NAME - Name of the Hash Table + @n FUNC - the name will prefix function names + @n VALUE - the type of the value to be stored + @n + @n tablename_init(NAME * h, zpl_allocator a); + @n tablename_destroy(NAME * h); + @n tablename_get(NAME * h, zpl_u64 key); + @n tablename_set(NAME * h, zpl_u64 key, VALUE value); + @n tablename_grow(NAME * h); + @n tablename_rehash(NAME * h, zpl_isize new_count); + @n tablename_remove(NAME * h, zpl_u64 key); + + @{ + */ + + #ifdef ZPL_EDITOR + #include + #endif + + ZPL_BEGIN_C_DECLS + + typedef struct zpl_hash_table_find_result { + zpl_isize hash_index; + zpl_isize entry_prev; + zpl_isize entry_index; + } zpl_hash_table_find_result; + + #define ZPL_TABLE(PREFIX, NAME, FUNC, VALUE) \ + ZPL_TABLE_DECLARE(PREFIX, NAME, FUNC, VALUE); \ + ZPL_TABLE_DEFINE(NAME, FUNC, VALUE); + + #define ZPL_TABLE_DECLARE(PREFIX, NAME, FUNC, VALUE) \ + typedef struct ZPL_JOIN2(NAME, Entry) { \ + zpl_u64 key; \ + zpl_isize next; \ + VALUE value; \ + } ZPL_JOIN2(NAME, Entry); \ + \ + typedef struct NAME { \ + zpl_array(zpl_isize) hashes; \ + zpl_array(ZPL_JOIN2(NAME, Entry)) entries; \ + } NAME; \ + \ + PREFIX void ZPL_JOIN2(FUNC, init)(NAME * h, zpl_allocator a); \ + PREFIX void ZPL_JOIN2(FUNC, destroy)(NAME * h); \ + PREFIX VALUE *ZPL_JOIN2(FUNC, get)(NAME * h, zpl_u64 key); \ + PREFIX void ZPL_JOIN2(FUNC, set)(NAME * h, zpl_u64 key, VALUE value); \ + PREFIX void ZPL_JOIN2(FUNC, grow)(NAME * h); \ + PREFIX void ZPL_JOIN2(FUNC, rehash)(NAME * h, zpl_isize new_count); \ + PREFIX void ZPL_JOIN2(FUNC, remove)(NAME * h, zpl_u64 key); + + #define ZPL_TABLE_DEFINE(NAME, FUNC, VALUE) \ + void ZPL_JOIN2(FUNC, init)(NAME * h, zpl_allocator a) { \ + zpl_array_init(h->hashes, a); \ + zpl_array_init(h->entries, a); \ + } \ + \ + void ZPL_JOIN2(FUNC, destroy)(NAME * h) { \ + if (h->entries) zpl_array_free(h->entries); \ + if (h->hashes) zpl_array_free(h->hashes); \ + } \ + \ + zpl_internal zpl_isize ZPL_JOIN2(FUNC, _add_entry)(NAME * h, zpl_u64 key) { \ + zpl_isize index; \ + ZPL_JOIN2(NAME, Entry) e = { 0 }; \ + e.key = key; \ + e.next = -1; \ + index = zpl_array_count(h->entries); \ + zpl_array_append(h->entries, e); \ + return index; \ + } \ + \ + zpl_internal zpl_hash_table_find_result ZPL_JOIN2(FUNC, _find)(NAME * h, zpl_u64 key) { \ + zpl_hash_table_find_result r = { -1, -1, -1 }; \ + if (zpl_array_count(h->hashes) > 0) { \ + r.hash_index = key % zpl_array_count(h->hashes); \ + r.entry_index = h->hashes[r.hash_index]; \ + while (r.entry_index >= 0) { \ + if (h->entries[r.entry_index].key == key) return r; \ + r.entry_prev = r.entry_index; \ + r.entry_index = h->entries[r.entry_index].next; \ + } \ + } \ + return r; \ + } \ + \ + zpl_internal zpl_b32 ZPL_JOIN2(FUNC, _full)(NAME * h) { \ + return 0.75f * zpl_array_count(h->hashes) < zpl_array_count(h->entries); \ + } \ + \ + void ZPL_JOIN2(FUNC, grow)(NAME * h) { \ + zpl_isize new_count = ZPL_ARRAY_GROW_FORMULA(zpl_array_count(h->entries)); \ + ZPL_JOIN2(FUNC, rehash)(h, new_count); \ + } \ + \ + void ZPL_JOIN2(FUNC, rehash)(NAME * h, zpl_isize new_count) { \ + zpl_isize i, j; \ + NAME nh = { 0 }; \ + ZPL_JOIN2(FUNC, init)(&nh, zpl_array_allocator(h->hashes)); \ + zpl_array_resize(nh.hashes, new_count); \ + zpl_array_reserve(nh.entries, zpl_array_count(h->entries)); \ + for (i = 0; i < new_count; i++) nh.hashes[i] = -1; \ + for (i = 0; i < zpl_array_count(h->entries); i++) { \ + ZPL_JOIN2(NAME, Entry) * e; \ + zpl_hash_table_find_result fr; \ + if (zpl_array_count(nh.hashes) == 0) ZPL_JOIN2(FUNC, grow)(&nh); \ + e = &h->entries[i]; \ + fr = ZPL_JOIN2(FUNC, _find)(&nh, e->key); \ + j = ZPL_JOIN2(FUNC, _add_entry)(&nh, e->key); \ + if (fr.entry_prev < 0) \ + nh.hashes[fr.hash_index] = j; \ + else \ + nh.entries[fr.entry_prev].next = j; \ + nh.entries[j].next = fr.entry_index; \ + nh.entries[j].value = e->value; \ + } \ + ZPL_JOIN2(FUNC, destroy)(h); \ + h->hashes = nh.hashes; \ + h->entries = nh.entries; \ + } \ + \ + VALUE *ZPL_JOIN2(FUNC, get)(NAME * h, zpl_u64 key) { \ + zpl_isize index = ZPL_JOIN2(FUNC, _find)(h, key).entry_index; \ + if (index >= 0) return &h->entries[index].value; \ + return NULL; \ + } \ + \ + void ZPL_JOIN2(FUNC, remove)(NAME * h, zpl_u64 key) { \ + zpl_hash_table_find_result fr = ZPL_JOIN2(FUNC, _find)(h, key); \ + if (fr.entry_index >= 0) { \ + if (fr.entry_prev >= 0) { \ + h->entries[fr.entry_prev].next = h->entries[fr.entry_index].next; \ + } else { \ + h->hashes[fr.hash_index] = fr.entry_index; \ + } \ + zpl_array_remove_at(h->entries, fr.entry_index); \ + } \ + ZPL_JOIN2(FUNC, rehash)(h, zpl_array_count(h->entries)); \ + } \ + \ + void ZPL_JOIN2(FUNC, set)(NAME * h, zpl_u64 key, VALUE value) { \ + zpl_isize index; \ + zpl_hash_table_find_result fr; \ + if (zpl_array_count(h->hashes) == 0) ZPL_JOIN2(FUNC, grow)(h); \ + fr = ZPL_JOIN2(FUNC, _find)(h, key); \ + if (fr.entry_index >= 0) { \ + index = fr.entry_index; \ + } else { \ + index = ZPL_JOIN2(FUNC, _add_entry)(h, key); \ + if (fr.entry_prev >= 0) { \ + h->entries[fr.entry_prev].next = index; \ + } else { \ + h->hashes[fr.hash_index] = index; \ + } \ + } \ + h->entries[index].value = value; \ + if (ZPL_JOIN2(FUNC, _full)(h)) ZPL_JOIN2(FUNC, grow)(h); \ + }\ + + //! @} + + ZPL_END_C_DECLS + // file: header/core/string.h + + /** @file string.c + @brief String operations and library + @defgroup string String library + + Offers methods for c-string manipulation, but also a string library based on gb_string, which is c-string friendly. @{ - */ - #ifdef ZPL_EDITOR - #include - #endif - - ZPL_BEGIN_C_DECLS - - typedef struct zpl_re { - zpl_allocator backing; - zpl_isize capture_count; - char *buf; - zpl_isize buf_len, buf_cap; - zpl_b32 can_realloc; - } zpl_re; - - typedef struct zpl_re_capture { - char const *str; - zpl_isize len; - } zpl_re_capture; - - #define zplRegexError zpl_regex_error - typedef enum zpl_regex_error { - ZPL_RE_ERROR_NONE, - ZPL_RE_ERROR_NO_MATCH, - ZPL_RE_ERROR_TOO_LONG, - ZPL_RE_ERROR_MISMATCHED_CAPTURES, - ZPL_RE_ERROR_MISMATCHED_BLOCKS, - ZPL_RE_ERROR_BRANCH_FAILURE, - ZPL_RE_ERROR_INVALID_QUANTIFIER, - ZPL_RE_ERROR_INTERNAL_FAILURE, - } zpl_regex_error; - - //! Compile regex pattern. - ZPL_DEF zpl_regex_error zpl_re_compile(zpl_re *re, zpl_allocator backing, char const *pattern, zpl_isize pattern_len); - - //! Compile regex pattern using a buffer. - ZPL_DEF zpl_regex_error zpl_re_compile_from_buffer(zpl_re *re, char const *pattern, zpl_isize pattern_len, void *buffer, zpl_isize buffer_len); - - //! Destroy regex object. - ZPL_DEF void zpl_re_destroy(zpl_re *re); - - //! Retrieve number of retrievable captures. - ZPL_DEF zpl_isize zpl_re_capture_count(zpl_re *re); - - //! Match input string and output captures of the occurence. - ZPL_DEF zpl_b32 zpl_re_match(zpl_re *re, char const *str, zpl_isize str_len, zpl_re_capture *captures, zpl_isize max_capture_count, zpl_isize *offset); - - //! Match all occurences in an input string and output them into captures. Array of captures is allocated on the heap and needs to be freed afterwards. - ZPL_DEF zpl_b32 zpl_re_match_all(zpl_re *re, char const *str, zpl_isize str_len, zpl_isize max_capture_count, zpl_re_capture **out_captures); - - ZPL_END_C_DECLS -#endif - -#if defined(ZPL_MODULE_DLL) - // file: header/dll.h - - /** @file dll.c - @brief DLL Handling - @defgroup dll DLL handling - - @{ - */ - #ifdef ZPL_EDITOR - #include - #endif - - ZPL_BEGIN_C_DECLS - - typedef void *zpl_dll_handle; - typedef void (*zpl_dll_proc)(void); - - ZPL_DEF zpl_dll_handle zpl_dll_load(char const *filepath); - ZPL_DEF void zpl_dll_unload(zpl_dll_handle dll); - ZPL_DEF zpl_dll_proc zpl_dll_proc_address(zpl_dll_handle dll, char const *proc_name); - - //! @} - - ZPL_END_C_DECLS -#endif - -#if defined(ZPL_MODULE_OPTS) - // file: header/opts.h - - /** @file opts.c - @brief CLI options processor - @defgroup cli CLI options processor - - Opts is a CLI options parser, it can parse flags, switches and arguments from command line - and offers an easy way to express input errors as well as the ability to display help screen. - - @{ - */ - #ifdef ZPL_EDITOR - #include - #endif - - ZPL_BEGIN_C_DECLS - - typedef enum { - ZPL_OPTS_STRING, - ZPL_OPTS_FLOAT, - ZPL_OPTS_FLAG, - ZPL_OPTS_INT, - } zpl_opts_types; - - typedef struct { - char const *name, *lname, *desc; - zpl_u8 type; - zpl_b32 met, pos; - - //! values - union { - zpl_string text; - zpl_i64 integer; - zpl_f64 real; - }; - } zpl_opts_entry; - - typedef enum { - ZPL_OPTS_ERR_VALUE, - ZPL_OPTS_ERR_OPTION, - ZPL_OPTS_ERR_EXTRA_VALUE, - ZPL_OPTS_ERR_MISSING_VALUE, - } zpl_opts_err_type; - - typedef struct { - char *val; - zpl_u8 type; - } zpl_opts_err; - - typedef struct { - zpl_allocator alloc; - zpl_opts_entry *entries; ///< zpl_array - zpl_opts_err *errors; ///< zpl_array - zpl_opts_entry **positioned; ///< zpl_array - char const *appname; - } zpl_opts; - - //! Initializes options parser. - - //! Initializes CLI options parser using specified memory allocator and provided application name. - //! @param opts Options parser to initialize. - //! @param allocator Memory allocator to use. (ex. zpl_heap()) - //! @param app Application name displayed in help screen. - ZPL_DEF void zpl_opts_init(zpl_opts *opts, zpl_allocator allocator, char const *app); - - //! Releases the resources used by options parser. - ZPL_DEF void zpl_opts_free(zpl_opts *opts); - - //! Registers an option. - - //! Registers an option with its short and long name, specifies option's type and its description. - //! @param opts Options parser to add to. - //! @param lname Shorter name of option. (ex. "f") - //! @param name Full name of option. (ex. "foo") Note that rest of the module uses longer names to manipulate opts. - //! @param desc Description shown in the help screen. - //! @param type Option's type (see zpl_opts_types) - //! @see zpl_opts_types - ZPL_DEF void zpl_opts_add(zpl_opts *opts, char const *name, char const *lname, const char *desc, zpl_u8 type); - - //! Registers option as positional. - - //! Registers added option as positional, so that we can pass it anonymously. Arguments are expected on the command input in the same order they were registered as. - //! @param opts - //! @param name Name of already registered option. - ZPL_DEF void zpl_opts_positional_add(zpl_opts *opts, char const *name); - - //! Compiles CLI arguments. - - // This method takes CLI arguments as input and processes them based on rules that were set up. - //! @param opts - //! @param argc Argument count in an array. - //! @param argv Array of arguments. - ZPL_DEF zpl_b32 zpl_opts_compile(zpl_opts *opts, int argc, char **argv); - - //! Prints out help screen. - - //! Prints out help screen with example usage of application as well as with all the flags available. - ZPL_DEF void zpl_opts_print_help(zpl_opts *opts); - - //! Prints out parsing errors. - - //! Prints out possible errors caused by CLI input. - ZPL_DEF void zpl_opts_print_errors(zpl_opts *opts); - - //! Fetches a string from an option. - - //! @param opts - //! @param name Name of an option. - //! @param fallback Fallback string we return if option wasn't found. - ZPL_DEF zpl_string zpl_opts_string(zpl_opts *opts, char const *name, char const *fallback); - - //! Fetches a real number from an option. - - //! @param opts - //! @param name Name of an option. - //! @param fallback Fallback real number we return if option was not found. - ZPL_DEF zpl_f64 zpl_opts_real(zpl_opts *opts, char const *name, zpl_f64 fallback); - - //! Fetches an integer number from an option. - - //! @param opts - //! @param name Name of an option. - //! @param fallback Fallback integer number we return if option was not found. - ZPL_DEF zpl_i64 zpl_opts_integer(zpl_opts *opts, char const *name, zpl_i64 fallback); - - //! Checks whether an option was used. - - //! @param opts - //! @param name Name of an option. - ZPL_DEF zpl_b32 zpl_opts_has_arg(zpl_opts *opts, char const *name); - - //! Checks whether all positionals have been passed in. - ZPL_DEF zpl_b32 zpl_opts_positionals_filled(zpl_opts *opts); - - //! @} - - ZPL_END_C_DECLS -#endif - -#if defined(ZPL_MODULE_PROCESS) - // file: header/process.h - - /** @file process.c - @brief Process creation and manipulation methods - @defgroup process Process creation and manipulation methods - - Gives you the ability to create a new process, wait for it to end or terminate it. - It also exposes standard I/O with configurable options. - - @{ - */ - #ifdef ZPL_EDITOR - #include - #endif - - ZPL_BEGIN_C_DECLS - // TODO(zaklaus): Add Linux support - - typedef enum { - ZPL_PR_OPTS_COMBINE_STD_OUTPUT = ZPL_BIT(1), - ZPL_PR_OPTS_INHERIT_ENV = ZPL_BIT(2), - ZPL_PR_OPTS_CUSTOM_ENV = ZPL_BIT(3), - } zpl_pr_opts; - - typedef struct { - zpl_file in, out, err; - void *f_stdin, *f_stdout, *f_stderr; - #ifdef ZPL_SYSTEM_WINDOWS - void *win32_handle; - #else - // todo - #endif - } zpl_pr; - - typedef struct { - char *con_title; - char *workdir; - - zpl_isize env_count; - char **env; // format: "var=name" - - zpl_u32 posx, posy; - zpl_u32 resx, resy; - zpl_u32 bufx, bufy; - zpl_u32 fill_attr; - zpl_u32 flags; - zpl_b32 show_window; - } zpl_pr_si; - - ZPL_DEF zpl_i32 zpl_pr_create(zpl_pr *process, const char **args, zpl_isize argc, zpl_pr_si si, zpl_pr_opts options); - ZPL_DEF void zpl_pr_destroy(zpl_pr *process); - ZPL_DEF void zpl_pr_terminate(zpl_pr *process, zpl_i32 err_code); - ZPL_DEF zpl_i32 zpl_pr_join(zpl_pr *process); - - //! @} - ZPL_END_C_DECLS -#endif - -#if defined(ZPL_MODULE_MATH) - // file: header/math.h - - /** @file math.c - @brief Math operations - @defgroup math Math operations - - OpenGL gamedev friendly library for math. - - @{ - */ - #ifdef ZPL_EDITOR - #include - #endif - - ZPL_BEGIN_C_DECLS - - typedef union zpl_vec2 { - struct { - zpl_f32 x, y; - }; - struct { - zpl_f32 s, t; - }; - zpl_f32 e[2]; - } zpl_vec2; - - typedef union zpl_vec3 { - struct { - zpl_f32 x, y, z; - }; - struct { - zpl_f32 r, g, b; - }; - struct { - zpl_f32 s, t, p; - }; - - zpl_vec2 xy; - zpl_vec2 st; - zpl_f32 e[3]; - } zpl_vec3; - - typedef union zpl_vec4 { - struct { - zpl_f32 x, y, z, w; - }; - struct { - zpl_f32 r, g, b, a; - }; - struct { - zpl_f32 s, t, p, q; - }; - struct { - zpl_vec2 xy, zw; - }; - struct { - zpl_vec2 st, pq; - }; - zpl_vec3 xyz; - zpl_vec3 rgb; - zpl_f32 e[4]; - } zpl_vec4; - - typedef union zpl_mat2 { - struct { - zpl_vec2 x, y; - }; - zpl_vec2 col[2]; - zpl_f32 e[4]; - } zpl_mat2; - - typedef union zpl_mat3 { - struct { - zpl_vec3 x, y, z; - }; - zpl_vec3 col[3]; - zpl_f32 e[9]; - } zpl_mat3; - - typedef union zpl_mat4 { - struct { - zpl_vec4 x, y, z, w; - }; - zpl_vec4 col[4]; - zpl_f32 e[16]; - } zpl_mat4; - - typedef union zpl_quat { - struct { - zpl_f32 x, y, z, w; - }; - zpl_vec4 xyzw; - zpl_vec3 xyz; - zpl_f32 e[4]; - } zpl_quat; - - typedef union zpl_plane { - struct { - zpl_f32 a, b, c, d; - }; - zpl_vec4 xyzw; - zpl_vec3 n; - zpl_f32 e[4]; - } zpl_plane; - - typedef struct zpl_frustum { - zpl_plane x1; - zpl_plane x2; - zpl_plane y1; - zpl_plane y2; - zpl_plane z1; - zpl_plane z2; - } zpl_frustum; - - typedef zpl_f32 zpl_float2[2]; - typedef zpl_f32 zpl_float3[3]; - typedef zpl_f32 zpl_float4[4]; - - typedef struct zpl_rect2 { - zpl_vec2 pos, dim; - } zpl_rect2; - typedef struct zpl_rect3 { - zpl_vec3 pos, dim; - } zpl_rect3; - - typedef struct zpl_aabb2 { - zpl_vec2 centre, half_size; - } zpl_aabb2; - typedef struct zpl_aabb3 { - zpl_vec3 centre, half_size; - } zpl_aabb3; - - typedef short zpl_half; - - #ifndef ZPL_CONSTANTS - #define ZPL_CONSTANTS - #define ZPL_EPSILON 1.19209290e-7f - #define ZPL_ZERO 0.0f - #define ZPL_ONE 1.0f - #define ZPL_TWO_THIRDS 0.666666666666666666666666666666666666667f - - #define ZPL_TAU 6.28318530717958647692528676655900576f - #define ZPL_PI 3.14159265358979323846264338327950288f - #define ZPL_ONE_OVER_TAU 0.636619772367581343075535053490057448f - #define ZPL_ONE_OVER_PI 0.159154943091895335768883763372514362f - - #define ZPL_TAU_OVER_2 3.14159265358979323846264338327950288f - #define ZPL_TAU_OVER_4 1.570796326794896619231321691639751442f - #define ZPL_TAU_OVER_8 0.785398163397448309615660845819875721f - - #define ZPL_E 2.71828182845904523536f - #define ZPL_SQRT_TWO 1.41421356237309504880168872420969808f - #define ZPL_SQRT_THREE 1.73205080756887729352744634150587236f - #define ZPL_SQRT_FIVE 2.23606797749978969640917366873127623f - - #define ZPL_LOG_TWO 0.693147180559945309417232121458176568f - #define ZPL_LOG_TEN 2.30258509299404568401799145468436421f - #endif // ZPL_CONSTANTS - - #ifndef zpl_square - #define zpl_square(x) ((x) * (x)) - #endif - - #ifndef zpl_cube - #define zpl_cube(x) ((x) * (x) * (x)) - #endif - - #ifndef zpl_sign - #define zpl_sign(x) ((x) >= 0 ? 1 : -1) - #endif - - ZPL_DEF zpl_f32 zpl_to_radians(zpl_f32 degrees); - ZPL_DEF zpl_f32 zpl_to_degrees(zpl_f32 radians); - - /* NOTE: Because to interpolate angles */ - ZPL_DEF zpl_f32 zpl_angle_diff(zpl_f32 radians_a, zpl_f32 radians_b); - - ZPL_DEF zpl_f32 zpl_copy_sign(zpl_f32 x, zpl_f32 y); - ZPL_DEF zpl_f32 zpl_remainder(zpl_f32 x, zpl_f32 y); - ZPL_DEF zpl_f32 zpl_mod(zpl_f32 x, zpl_f32 y); - ZPL_DEF zpl_f64 zpl_copy_sign64(zpl_f64 x, zpl_f64 y); - ZPL_DEF zpl_f64 zpl_floor64(zpl_f64 x); - ZPL_DEF zpl_f64 zpl_ceil64(zpl_f64 x); - ZPL_DEF zpl_f64 zpl_round64(zpl_f64 x); - ZPL_DEF zpl_f64 zpl_remainder64(zpl_f64 x, zpl_f64 y); - ZPL_DEF zpl_f64 zpl_abs64(zpl_f64 x); - ZPL_DEF zpl_f64 zpl_sign64(zpl_f64 x); - ZPL_DEF zpl_f64 zpl_mod64(zpl_f64 x, zpl_f64 y); - ZPL_DEF zpl_f32 zpl_sqrt(zpl_f32 a); - ZPL_DEF zpl_f32 zpl_rsqrt(zpl_f32 a); - ZPL_DEF zpl_f32 zpl_quake_rsqrt(zpl_f32 a); /* NOTE: It's probably better to use 1.0f/zpl_sqrt(a) - * And for simd, there is usually isqrt functions too! - */ - ZPL_DEF zpl_f32 zpl_sin(zpl_f32 radians); - ZPL_DEF zpl_f32 zpl_cos(zpl_f32 radians); - ZPL_DEF zpl_f32 zpl_tan(zpl_f32 radians); - ZPL_DEF zpl_f32 zpl_arcsin(zpl_f32 a); - ZPL_DEF zpl_f32 zpl_arccos(zpl_f32 a); - ZPL_DEF zpl_f32 zpl_arctan(zpl_f32 a); - ZPL_DEF zpl_f32 zpl_arctan2(zpl_f32 y, zpl_f32 x); - - ZPL_DEF zpl_f32 zpl_exp(zpl_f32 x); - ZPL_DEF zpl_f32 zpl_exp2(zpl_f32 x); - ZPL_DEF zpl_f32 zpl_log(zpl_f32 x); - ZPL_DEF zpl_f32 zpl_log2(zpl_f32 x); - ZPL_DEF zpl_f32 zpl_fast_exp(zpl_f32 x); /* NOTE: Only valid from -1 <= x <= +1 */ - ZPL_DEF zpl_f32 zpl_fast_exp2(zpl_f32 x); /* NOTE: Only valid from -1 <= x <= +1 */ - ZPL_DEF zpl_f32 zpl_pow(zpl_f32 x, zpl_f32 y); /* x^y */ - - ZPL_DEF zpl_f32 zpl_round(zpl_f32 x); - ZPL_DEF zpl_f32 zpl_floor(zpl_f32 x); - ZPL_DEF zpl_f32 zpl_ceil(zpl_f32 x); - - ZPL_DEF zpl_f32 zpl_half_to_float(zpl_half value); - ZPL_DEF zpl_half zpl_float_to_half(zpl_f32 value); - - ZPL_DEF zpl_vec2 zpl_vec2f_zero(void); - ZPL_DEF zpl_vec2 zpl_vec2f(zpl_f32 x, zpl_f32 y); - ZPL_DEF zpl_vec2 zpl_vec2fv(zpl_f32 x[2]); - - ZPL_DEF zpl_vec3 zpl_vec3f_zero(void); - ZPL_DEF zpl_vec3 zpl_vec3f(zpl_f32 x, zpl_f32 y, zpl_f32 z); - ZPL_DEF zpl_vec3 zpl_vec3fv(zpl_f32 x[3]); - - ZPL_DEF zpl_vec4 zpl_vec4f_zero(void); - ZPL_DEF zpl_vec4 zpl_vec4f(zpl_f32 x, zpl_f32 y, zpl_f32 z, zpl_f32 w); - ZPL_DEF zpl_vec4 zpl_vec4fv(zpl_f32 x[4]); - - ZPL_DEF zpl_f32 zpl_vec2_max(zpl_vec2 v); - ZPL_DEF zpl_f32 zpl_vec2_side(zpl_vec2 p, zpl_vec2 q, zpl_vec2 r); - ZPL_DEF void zpl_vec2_add(zpl_vec2 *d, zpl_vec2 v0, zpl_vec2 v1); - ZPL_DEF void zpl_vec2_sub(zpl_vec2 *d, zpl_vec2 v0, zpl_vec2 v1); - ZPL_DEF void zpl_vec2_mul(zpl_vec2 *d, zpl_vec2 v, zpl_f32 s); - ZPL_DEF void zpl_vec2_div(zpl_vec2 *d, zpl_vec2 v, zpl_f32 s); - - ZPL_DEF zpl_f32 zpl_vec3_max(zpl_vec3 v); - ZPL_DEF void zpl_vec3_add(zpl_vec3 *d, zpl_vec3 v0, zpl_vec3 v1); - ZPL_DEF void zpl_vec3_sub(zpl_vec3 *d, zpl_vec3 v0, zpl_vec3 v1); - ZPL_DEF void zpl_vec3_mul(zpl_vec3 *d, zpl_vec3 v, zpl_f32 s); - ZPL_DEF void zpl_vec3_div(zpl_vec3 *d, zpl_vec3 v, zpl_f32 s); - - ZPL_DEF void zpl_vec4_add(zpl_vec4 *d, zpl_vec4 v0, zpl_vec4 v1); - ZPL_DEF void zpl_vec4_sub(zpl_vec4 *d, zpl_vec4 v0, zpl_vec4 v1); - ZPL_DEF void zpl_vec4_mul(zpl_vec4 *d, zpl_vec4 v, zpl_f32 s); - ZPL_DEF void zpl_vec4_div(zpl_vec4 *d, zpl_vec4 v, zpl_f32 s); - - ZPL_DEF void zpl_vec2_addeq(zpl_vec2 *d, zpl_vec2 v); - ZPL_DEF void zpl_vec2_subeq(zpl_vec2 *d, zpl_vec2 v); - ZPL_DEF void zpl_vec2_muleq(zpl_vec2 *d, zpl_f32 s); - ZPL_DEF void zpl_vec2_diveq(zpl_vec2 *d, zpl_f32 s); - - ZPL_DEF void zpl_vec3_addeq(zpl_vec3 *d, zpl_vec3 v); - ZPL_DEF void zpl_vec3_subeq(zpl_vec3 *d, zpl_vec3 v); - ZPL_DEF void zpl_vec3_muleq(zpl_vec3 *d, zpl_f32 s); - ZPL_DEF void zpl_vec3_diveq(zpl_vec3 *d, zpl_f32 s); - - ZPL_DEF void zpl_vec4_addeq(zpl_vec4 *d, zpl_vec4 v); - ZPL_DEF void zpl_vec4_subeq(zpl_vec4 *d, zpl_vec4 v); - ZPL_DEF void zpl_vec4_muleq(zpl_vec4 *d, zpl_f32 s); - ZPL_DEF void zpl_vec4_diveq(zpl_vec4 *d, zpl_f32 s); - - ZPL_DEF zpl_f32 zpl_vec2_dot(zpl_vec2 v0, zpl_vec2 v1); - ZPL_DEF zpl_f32 zpl_vec3_dot(zpl_vec3 v0, zpl_vec3 v1); - ZPL_DEF zpl_f32 zpl_vec4_dot(zpl_vec4 v0, zpl_vec4 v1); - - ZPL_DEF void zpl_vec2_cross(zpl_f32 *d, zpl_vec2 v0, zpl_vec2 v1); - ZPL_DEF void zpl_vec3_cross(zpl_vec3 *d, zpl_vec3 v0, zpl_vec3 v1); - - ZPL_DEF zpl_f32 zpl_vec2_mag2(zpl_vec2 v); - ZPL_DEF zpl_f32 zpl_vec3_mag2(zpl_vec3 v); - ZPL_DEF zpl_f32 zpl_vec4_mag2(zpl_vec4 v); - - ZPL_DEF zpl_f32 zpl_vec2_mag(zpl_vec2 v); - ZPL_DEF zpl_f32 zpl_vec3_mag(zpl_vec3 v); - ZPL_DEF zpl_f32 zpl_vec4_mag(zpl_vec4 v); - - ZPL_DEF void zpl_vec2_norm(zpl_vec2 *d, zpl_vec2 v); - ZPL_DEF void zpl_vec3_norm(zpl_vec3 *d, zpl_vec3 v); - ZPL_DEF void zpl_vec4_norm(zpl_vec4 *d, zpl_vec4 v); - - ZPL_DEF void zpl_vec2_norm0(zpl_vec2 *d, zpl_vec2 v); - ZPL_DEF void zpl_vec3_norm0(zpl_vec3 *d, zpl_vec3 v); - ZPL_DEF void zpl_vec4_norm0(zpl_vec4 *d, zpl_vec4 v); - - ZPL_DEF void zpl_vec2_reflect(zpl_vec2 *d, zpl_vec2 i, zpl_vec2 n); - ZPL_DEF void zpl_vec3_reflect(zpl_vec3 *d, zpl_vec3 i, zpl_vec3 n); - ZPL_DEF void zpl_vec2_refract(zpl_vec2 *d, zpl_vec2 i, zpl_vec2 n, zpl_f32 eta); - ZPL_DEF void zpl_vec3_refract(zpl_vec3 *d, zpl_vec3 i, zpl_vec3 n, zpl_f32 eta); - - ZPL_DEF zpl_f32 zpl_vec2_aspect_ratio(zpl_vec2 v); - - ZPL_DEF void zpl_mat2_identity(zpl_mat2 *m); - ZPL_DEF void zpl_float22_identity(zpl_f32 m[2][2]); - - ZPL_DEF void zpl_mat2_transpose(zpl_mat2 *m); - ZPL_DEF void zpl_mat2_mul(zpl_mat2 *out, zpl_mat2 *m1, zpl_mat2 *m2); - ZPL_DEF void zpl_mat2_mul_vec2(zpl_vec2 *out, zpl_mat2 *m, zpl_vec2 in); - ZPL_DEF void zpl_mat2_inverse(zpl_mat2 *out, zpl_mat2 *in); - ZPL_DEF zpl_f32 zpl_mat2_determinate(zpl_mat2 *m); - - ZPL_DEF zpl_mat2 *zpl_mat2_v(zpl_vec2 m[2]); - ZPL_DEF zpl_mat2 *zpl_mat2_f(zpl_f32 m[2][2]); - ZPL_DEF zpl_float2 *zpl_float22_m(zpl_mat2 *m); - ZPL_DEF zpl_float2 *zpl_float22_v(zpl_vec2 m[2]); - ZPL_DEF zpl_float2 *zpl_float22_4(zpl_f32 m[4]); - - ZPL_DEF void zpl_float22_transpose(zpl_f32 (*vec)[2]); - ZPL_DEF void zpl_float22_mul(zpl_f32 (*out)[2], zpl_f32 (*mat1)[2], zpl_f32 (*mat2)[2]); - ZPL_DEF void zpl_float22_mul_vec2(zpl_vec2 *out, zpl_f32 m[2][2], zpl_vec2 in); - - ZPL_DEF void zpl_mat3_identity(zpl_mat3 *m); - ZPL_DEF void zpl_float33_identity(zpl_f32 m[3][3]); - - ZPL_DEF void zpl_mat3_transpose(zpl_mat3 *m); - ZPL_DEF void zpl_mat3_mul(zpl_mat3 *out, zpl_mat3 *m1, zpl_mat3 *m2); - ZPL_DEF void zpl_mat3_mul_vec3(zpl_vec3 *out, zpl_mat3 *m, zpl_vec3 in); - ZPL_DEF void zpl_mat3_inverse(zpl_mat3 *out, zpl_mat3 *in); - ZPL_DEF zpl_f32 zpl_mat3_determinate(zpl_mat3 *m); - - ZPL_DEF zpl_mat3 *zpl_mat3_v(zpl_vec3 m[3]); - ZPL_DEF zpl_mat3 *zpl_mat3_f(zpl_f32 m[3][3]); - - ZPL_DEF zpl_float3 *zpl_float33_m(zpl_mat3 *m); - ZPL_DEF zpl_float3 *zpl_float33_v(zpl_vec3 m[3]); - ZPL_DEF zpl_float3 *zpl_float33_9(zpl_f32 m[9]); - - ZPL_DEF void zpl_float33_transpose(zpl_f32 (*vec)[3]); - ZPL_DEF void zpl_float33_mul(zpl_f32 (*out)[3], zpl_f32 (*mat1)[3], zpl_f32 (*mat2)[3]); - ZPL_DEF void zpl_float33_mul_vec3(zpl_vec3 *out, zpl_f32 m[3][3], zpl_vec3 in); - - ZPL_DEF void zpl_mat4_identity(zpl_mat4 *m); - ZPL_DEF void zpl_float44_identity(zpl_f32 m[4][4]); - ZPL_DEF void zpl_mat4_copy(zpl_mat4* out, zpl_mat4* m); - - ZPL_DEF void zpl_mat4_transpose(zpl_mat4 *m); - ZPL_DEF void zpl_mat4_mul(zpl_mat4 *out, zpl_mat4 *m1, zpl_mat4 *m2); - ZPL_DEF void zpl_mat4_mul_vec4(zpl_vec4 *out, zpl_mat4 *m, zpl_vec4 in); - ZPL_DEF void zpl_mat4_inverse(zpl_mat4 *out, zpl_mat4 *in); - - ZPL_DEF zpl_mat4 *zpl_mat4_v(zpl_vec4 m[4]); - ZPL_DEF zpl_mat4 *zpl_mat4_f(zpl_f32 m[4][4]); - - ZPL_DEF zpl_float4 *zpl_float44_m(zpl_mat4 *m); - ZPL_DEF zpl_float4 *zpl_float44_v(zpl_vec4 m[4]); - ZPL_DEF zpl_float4 *zpl_float44_16(zpl_f32 m[16]); - - ZPL_DEF void zpl_float44_transpose(zpl_f32 (*vec)[4]); - ZPL_DEF void zpl_float44_mul(zpl_f32 (*out)[4], zpl_f32 (*mat1)[4], zpl_f32 (*mat2)[4]); - ZPL_DEF void zpl_float44_mul_vec4(zpl_vec4 *out, zpl_f32 m[4][4], zpl_vec4 in); - - ZPL_DEF void zpl_mat4_translate(zpl_mat4 *out, zpl_vec3 v); - ZPL_DEF void zpl_mat4_rotate(zpl_mat4 *out, zpl_vec3 v, zpl_f32 angle_radians); - ZPL_DEF void zpl_mat4_scale(zpl_mat4 *out, zpl_vec3 v); - ZPL_DEF void zpl_mat4_scalef(zpl_mat4 *out, zpl_f32 s); - ZPL_DEF void zpl_mat4_ortho2d(zpl_mat4 *out, zpl_f32 left, zpl_f32 right, zpl_f32 bottom, zpl_f32 top); - ZPL_DEF void zpl_mat4_ortho3d(zpl_mat4 *out, zpl_f32 left, zpl_f32 right, zpl_f32 bottom, zpl_f32 top, zpl_f32 z_near, zpl_f32 z_far); - ZPL_DEF void zpl_mat4_perspective(zpl_mat4 *out, zpl_f32 fovy, zpl_f32 aspect, zpl_f32 z_near, zpl_f32 z_far); - ZPL_DEF void zpl_mat4_infinite_perspective(zpl_mat4 *out, zpl_f32 fovy, zpl_f32 aspect, zpl_f32 z_near); - - ZPL_DEF void zpl_mat4_ortho2d_dx(zpl_mat4 *out, zpl_f32 left, zpl_f32 right, zpl_f32 bottom, zpl_f32 top); - ZPL_DEF void zpl_mat4_ortho3d_dx(zpl_mat4 *out, zpl_f32 left, zpl_f32 right, zpl_f32 bottom, zpl_f32 top, zpl_f32 z_near, zpl_f32 z_far); - ZPL_DEF void zpl_mat4_perspective_dx(zpl_mat4 *out, zpl_f32 fovy, zpl_f32 aspect, zpl_f32 z_near, zpl_f32 z_far); - ZPL_DEF void zpl_mat4_infinite_perspective_dx(zpl_mat4 *out, zpl_f32 fovy, zpl_f32 aspect, zpl_f32 z_near); - - ZPL_DEF void zpl_mat4_look_at(zpl_mat4 *out, zpl_vec3 eye, zpl_vec3 centre, zpl_vec3 up); - - ZPL_DEF void zpl_mat4_look_at_lh(zpl_mat4 *out, zpl_vec3 eye, zpl_vec3 centre, zpl_vec3 up); - - ZPL_DEF zpl_quat zpl_quatf(zpl_f32 x, zpl_f32 y, zpl_f32 z, zpl_f32 w); - ZPL_DEF zpl_quat zpl_quatfv(zpl_f32 e[4]); - ZPL_DEF zpl_quat zpl_quat_axis_angle(zpl_vec3 axis, zpl_f32 angle_radians); - ZPL_DEF zpl_quat zpl_quat_euler_angles(zpl_f32 pitch, zpl_f32 yaw, zpl_f32 roll); - ZPL_DEF zpl_quat zpl_quat_identity(void); - - ZPL_DEF void zpl_quat_add(zpl_quat *d, zpl_quat q0, zpl_quat q1); - ZPL_DEF void zpl_quat_sub(zpl_quat *d, zpl_quat q0, zpl_quat q1); - ZPL_DEF void zpl_quat_mul(zpl_quat *d, zpl_quat q0, zpl_quat q1); - ZPL_DEF void zpl_quat_div(zpl_quat *d, zpl_quat q0, zpl_quat q1); - - ZPL_DEF void zpl_quat_mulf(zpl_quat *d, zpl_quat q, zpl_f32 s); - ZPL_DEF void zpl_quat_divf(zpl_quat *d, zpl_quat q, zpl_f32 s); - - ZPL_DEF void zpl_quat_addeq(zpl_quat *d, zpl_quat q); - ZPL_DEF void zpl_quat_subeq(zpl_quat *d, zpl_quat q); - ZPL_DEF void zpl_quat_muleq(zpl_quat *d, zpl_quat q); - ZPL_DEF void zpl_quat_diveq(zpl_quat *d, zpl_quat q); - - ZPL_DEF void zpl_quat_muleqf(zpl_quat *d, zpl_f32 s); - ZPL_DEF void zpl_quat_diveqf(zpl_quat *d, zpl_f32 s); - - ZPL_DEF zpl_f32 zpl_quat_dot(zpl_quat q0, zpl_quat q1); - ZPL_DEF zpl_f32 zpl_quat_mag(zpl_quat q); - - ZPL_DEF void zpl_quat_norm(zpl_quat *d, zpl_quat q); - ZPL_DEF void zpl_quat_conj(zpl_quat *d, zpl_quat q); - ZPL_DEF void zpl_quat_inverse(zpl_quat *d, zpl_quat q); - - ZPL_DEF void zpl_quat_axis(zpl_vec3 *axis, zpl_quat q); - ZPL_DEF zpl_f32 zpl_quat_angle(zpl_quat q); - - ZPL_DEF zpl_f32 zpl_quat_pitch(zpl_quat q); - ZPL_DEF zpl_f32 zpl_quat_yaw(zpl_quat q); - ZPL_DEF zpl_f32 zpl_quat_roll(zpl_quat q); - - /* NOTE: Rotate v by q */ - ZPL_DEF void zpl_quat_rotate_vec3(zpl_vec3 *d, zpl_quat q, zpl_vec3 v); - ZPL_DEF void zpl_mat4_from_quat(zpl_mat4 *out, zpl_quat q); - ZPL_DEF void zpl_quat_from_mat4(zpl_quat *out, zpl_mat4 *m); - - /* Plane math. */ - ZPL_DEF zpl_f32 zpl_plane_distance(zpl_plane* p, zpl_vec3 v); - - /* Frustum culling. */ - ZPL_DEF void zpl_frustum_create(zpl_frustum* out, zpl_mat4* camera, zpl_mat4* proj); - ZPL_DEF zpl_b8 zpl_frustum_sphere_inside(zpl_frustum* frustum, zpl_vec3 center, zpl_f32 radius); - ZPL_DEF zpl_b8 zpl_frustum_point_inside(zpl_frustum* frustum, zpl_vec3 point); - ZPL_DEF zpl_b8 zpl_frustum_box_inside(zpl_frustum* frustum, zpl_aabb3 box); - - /* Interpolations */ - ZPL_DEF zpl_f32 zpl_lerp(zpl_f32 a, zpl_f32 b, zpl_f32 t); - ZPL_DEF zpl_f32 zpl_unlerp(zpl_f32 t, zpl_f32 a, zpl_f32 b); - ZPL_DEF zpl_f32 zpl_smooth_step(zpl_f32 a, zpl_f32 b, zpl_f32 t); - ZPL_DEF zpl_f32 zpl_smoother_step(zpl_f32 a, zpl_f32 b, zpl_f32 t); - - ZPL_DEF void zpl_vec2_lerp(zpl_vec2 *d, zpl_vec2 a, zpl_vec2 b, zpl_f32 t); - ZPL_DEF void zpl_vec3_lerp(zpl_vec3 *d, zpl_vec3 a, zpl_vec3 b, zpl_f32 t); - ZPL_DEF void zpl_vec4_lerp(zpl_vec4 *d, zpl_vec4 a, zpl_vec4 b, zpl_f32 t); - - ZPL_DEF void zpl_vec2_cslerp(zpl_vec2 *d, zpl_vec2 a, zpl_vec2 v0, zpl_vec2 b, zpl_vec2 v1, zpl_f32 t); - ZPL_DEF void zpl_vec3_cslerp(zpl_vec3 *d, zpl_vec3 a, zpl_vec3 v0, zpl_vec3 b, zpl_vec3 v1, zpl_f32 t); - ZPL_DEF void zpl_vec2_dcslerp(zpl_vec2 *d, zpl_vec2 a, zpl_vec2 v0, zpl_vec2 b, zpl_vec2 v1, zpl_f32 t); - ZPL_DEF void zpl_vec3_dcslerp(zpl_vec3 *d, zpl_vec3 a, zpl_vec3 v0, zpl_vec3 b, zpl_vec3 v1, zpl_f32 t); - - ZPL_DEF void zpl_quat_lerp(zpl_quat *d, zpl_quat a, zpl_quat b, zpl_f32 t); - ZPL_DEF void zpl_quat_nlerp(zpl_quat *d, zpl_quat a, zpl_quat b, zpl_f32 t); - ZPL_DEF void zpl_quat_slerp(zpl_quat *d, zpl_quat a, zpl_quat b, zpl_f32 t); - ZPL_DEF void zpl_quat_nquad(zpl_quat *d, zpl_quat p, zpl_quat a, zpl_quat b, zpl_quat q, zpl_f32 t); - ZPL_DEF void zpl_quat_squad(zpl_quat *d, zpl_quat p, zpl_quat a, zpl_quat b, zpl_quat q, zpl_f32 t); - ZPL_DEF void zpl_quat_slerp_approx(zpl_quat *d, zpl_quat a, zpl_quat b, zpl_f32 t); - ZPL_DEF void zpl_quat_squad_approx(zpl_quat *d, zpl_quat p, zpl_quat a, zpl_quat b, zpl_quat q, zpl_f32 t); - - /* Rects */ - ZPL_DEF zpl_rect2 zpl_rect2f(zpl_vec2 pos, zpl_vec2 dim); - ZPL_DEF zpl_rect3 zpl_rect3f(zpl_vec3 pos, zpl_vec3 dim); - - ZPL_DEF int zpl_rect2_contains(zpl_rect2 a, zpl_f32 x, zpl_f32 y); - ZPL_DEF int zpl_rect2_contains_vec2(zpl_rect2 a, zpl_vec2 p); - ZPL_DEF int zpl_rect2_intersects(zpl_rect2 a, zpl_rect2 b); - ZPL_DEF int zpl_rect2_intersection_result(zpl_rect2 a, zpl_rect2 b, zpl_rect2 *intersection); - - //! @} - ZPL_END_C_DECLS - #if defined(__cplusplus) - ZPL_INLINE bool operator==(zpl_vec2 a, zpl_vec2 b) { return (a.x == b.x) && (a.y == b.y); } - ZPL_INLINE bool operator!=(zpl_vec2 a, zpl_vec2 b) { return !operator==(a, b); } - - ZPL_INLINE zpl_vec2 operator+(zpl_vec2 a) { return a; } - ZPL_INLINE zpl_vec2 operator-(zpl_vec2 a) { zpl_vec2 r = {-a.x, -a.y}; return r; } - - ZPL_INLINE zpl_vec2 operator+(zpl_vec2 a, zpl_vec2 b) { zpl_vec2 r; zpl_vec2_add(&r, a, b); return r; } - ZPL_INLINE zpl_vec2 operator-(zpl_vec2 a, zpl_vec2 b) { zpl_vec2 r; zpl_vec2_sub(&r, a, b); return r; } - - ZPL_INLINE zpl_vec2 operator*(zpl_vec2 a, float scalar) { zpl_vec2 r; zpl_vec2_mul(&r, a, scalar); return r; } - ZPL_INLINE zpl_vec2 operator*(float scalar, zpl_vec2 a) { return operator*(a, scalar); } - - ZPL_INLINE zpl_vec2 operator/(zpl_vec2 a, float scalar) { return operator*(a, 1.0f/scalar); } - - /* Hadamard Product */ - ZPL_INLINE zpl_vec2 operator*(zpl_vec2 a, zpl_vec2 b) { zpl_vec2 r = {a.x*b.x, a.y*b.y}; return r; } - ZPL_INLINE zpl_vec2 operator/(zpl_vec2 a, zpl_vec2 b) { zpl_vec2 r = {a.x/b.x, a.y/b.y}; return r; } - - ZPL_INLINE zpl_vec2 &operator+=(zpl_vec2 &a, zpl_vec2 b) { return (a = a + b); } - ZPL_INLINE zpl_vec2 &operator-=(zpl_vec2 &a, zpl_vec2 b) { return (a = a - b); } - ZPL_INLINE zpl_vec2 &operator*=(zpl_vec2 &a, float scalar) { return (a = a * scalar); } - ZPL_INLINE zpl_vec2 &operator/=(zpl_vec2 &a, float scalar) { return (a = a / scalar); } - - - ZPL_INLINE bool operator==(zpl_vec3 a, zpl_vec3 b) { return (a.x == b.x) && (a.y == b.y) && (a.z == b.z); } - ZPL_INLINE bool operator!=(zpl_vec3 a, zpl_vec3 b) { return !operator==(a, b); } - - ZPL_INLINE zpl_vec3 operator+(zpl_vec3 a) { return a; } - ZPL_INLINE zpl_vec3 operator-(zpl_vec3 a) { zpl_vec3 r = {-a.x, -a.y, -a.z}; return r; } - - ZPL_INLINE zpl_vec3 operator+(zpl_vec3 a, zpl_vec3 b) { zpl_vec3 r; zpl_vec3_add(&r, a, b); return r; } - ZPL_INLINE zpl_vec3 operator-(zpl_vec3 a, zpl_vec3 b) { zpl_vec3 r; zpl_vec3_sub(&r, a, b); return r; } - - ZPL_INLINE zpl_vec3 operator*(zpl_vec3 a, float scalar) { zpl_vec3 r; zpl_vec3_mul(&r, a, scalar); return r; } - ZPL_INLINE zpl_vec3 operator*(float scalar, zpl_vec3 a) { return operator*(a, scalar); } - - ZPL_INLINE zpl_vec3 operator/(zpl_vec3 a, float scalar) { return operator*(a, 1.0f/scalar); } - - /* Hadamard Product */ - ZPL_INLINE zpl_vec3 operator*(zpl_vec3 a, zpl_vec3 b) { zpl_vec3 r = {a.x*b.x, a.y*b.y, a.z*b.z}; return r; } - ZPL_INLINE zpl_vec3 operator/(zpl_vec3 a, zpl_vec3 b) { zpl_vec3 r = {a.x/b.x, a.y/b.y, a.z/b.z}; return r; } - - ZPL_INLINE zpl_vec3 &operator+=(zpl_vec3 &a, zpl_vec3 b) { return (a = a + b); } - ZPL_INLINE zpl_vec3 &operator-=(zpl_vec3 &a, zpl_vec3 b) { return (a = a - b); } - ZPL_INLINE zpl_vec3 &operator*=(zpl_vec3 &a, float scalar) { return (a = a * scalar); } - ZPL_INLINE zpl_vec3 &operator/=(zpl_vec3 &a, float scalar) { return (a = a / scalar); } - - - ZPL_INLINE bool operator==(zpl_vec4 a, zpl_vec4 b) { return (a.x == b.x) && (a.y == b.y) && (a.z == b.z) && (a.w == b.w); } - ZPL_INLINE bool operator!=(zpl_vec4 a, zpl_vec4 b) { return !operator==(a, b); } - - ZPL_INLINE zpl_vec4 operator+(zpl_vec4 a) { return a; } - ZPL_INLINE zpl_vec4 operator-(zpl_vec4 a) { zpl_vec4 r = {-a.x, -a.y, -a.z, -a.w}; return r; } - - ZPL_INLINE zpl_vec4 operator+(zpl_vec4 a, zpl_vec4 b) { zpl_vec4 r; zpl_vec4_add(&r, a, b); return r; } - ZPL_INLINE zpl_vec4 operator-(zpl_vec4 a, zpl_vec4 b) { zpl_vec4 r; zpl_vec4_sub(&r, a, b); return r; } - - ZPL_INLINE zpl_vec4 operator*(zpl_vec4 a, float scalar) { zpl_vec4 r; zpl_vec4_mul(&r, a, scalar); return r; } - ZPL_INLINE zpl_vec4 operator*(float scalar, zpl_vec4 a) { return operator*(a, scalar); } - - ZPL_INLINE zpl_vec4 operator/(zpl_vec4 a, float scalar) { return operator*(a, 1.0f/scalar); } - - /* Hadamard Product */ - ZPL_INLINE zpl_vec4 operator*(zpl_vec4 a, zpl_vec4 b) { zpl_vec4 r = {a.x*b.x, a.y*b.y, a.z*b.z, a.w*b.w}; return r; } - ZPL_INLINE zpl_vec4 operator/(zpl_vec4 a, zpl_vec4 b) { zpl_vec4 r = {a.x/b.x, a.y/b.y, a.z/b.z, a.w/b.w}; return r; } - - ZPL_INLINE zpl_vec4 &operator+=(zpl_vec4 &a, zpl_vec4 b) { return (a = a + b); } - ZPL_INLINE zpl_vec4 &operator-=(zpl_vec4 &a, zpl_vec4 b) { return (a = a - b); } - ZPL_INLINE zpl_vec4 &operator*=(zpl_vec4 &a, float scalar) { return (a = a * scalar); } - ZPL_INLINE zpl_vec4 &operator/=(zpl_vec4 &a, float scalar) { return (a = a / scalar); } - - - ZPL_INLINE zpl_mat2 operator+(zpl_mat2 const &a, zpl_mat2 const &b) { - int i, j; - zpl_mat2 r = {0}; - for (j = 0; j < 2; j++) { - for (i = 0; i < 2; i++) - r.e[2*j+i] = a.e[2*j+i] + b.e[2*j+i]; + */ + + //////////////////////////////////////////////////////////////// + // + // Char Functions + // + // + + #ifdef ZPL_EDITOR + #include + #endif + + ZPL_BEGIN_C_DECLS + + ZPL_DEF_INLINE char zpl_char_to_lower(char c); + ZPL_DEF_INLINE char zpl_char_to_upper(char c); + ZPL_DEF_INLINE zpl_b32 zpl_char_is_space(char c); + ZPL_DEF_INLINE zpl_b32 zpl_char_is_digit(char c); + ZPL_DEF_INLINE zpl_b32 zpl_char_is_hex_digit(char c); + ZPL_DEF_INLINE zpl_b32 zpl_char_is_alpha(char c); + ZPL_DEF_INLINE zpl_b32 zpl_char_is_alphanumeric(char c); + ZPL_DEF_INLINE zpl_i32 zpl_digit_to_int(char c); + ZPL_DEF_INLINE zpl_i32 zpl_hex_digit_to_int(char c); + ZPL_DEF_INLINE zpl_u8 zpl_char_to_hex_digit(char c); + ZPL_DEF_INLINE zpl_b32 zpl_char_is_control(char c); + + // NOTE: ASCII only + ZPL_DEF_INLINE void zpl_str_to_lower(char *str); + ZPL_DEF_INLINE void zpl_str_to_upper(char *str); + + ZPL_DEF_INLINE char *zpl_str_trim(char *str, zpl_b32 skip_newline); + ZPL_DEF_INLINE char *zpl_str_skip(char *str, char c); + ZPL_DEF_INLINE char *zpl_str_control_skip(char *str, char c); + + ZPL_DEF_INLINE zpl_isize zpl_strlen(const char *str); + ZPL_DEF_INLINE zpl_isize zpl_strnlen(const char *str, zpl_isize max_len); + ZPL_DEF_INLINE zpl_i32 zpl_strcmp(const char *s1, const char *s2); + ZPL_DEF_INLINE zpl_i32 zpl_strncmp(const char *s1, const char *s2, zpl_isize len); + ZPL_DEF_INLINE char *zpl_strcpy(char *dest, const char *source); + ZPL_DEF_INLINE char *zpl_strncpy(char *dest, const char *source, zpl_isize len); + ZPL_DEF_INLINE zpl_isize zpl_strlcpy(char *dest, const char *source, zpl_isize len); + ZPL_DEF_INLINE char *zpl_strrev(char *str); // NOTE: ASCII only + ZPL_DEF_INLINE const char *zpl_strtok(char *output, const char *src, const char *delimit); + + ZPL_DEF_INLINE char *zpl_strdup(zpl_allocator a, char *src, zpl_isize max_len); + ZPL_DEF_INLINE char **zpl_str_split_lines(zpl_allocator alloc, char *source, zpl_b32 strip_whitespace); + + #define zpl_str_expand(str) str, zpl_strlen(str) + + ZPL_DEF_INLINE zpl_b32 zpl_str_has_prefix(const char *str, const char *prefix); + ZPL_DEF_INLINE zpl_b32 zpl_str_has_suffix(const char *str, const char *suffix); + + ZPL_DEF_INLINE const char *zpl_char_first_occurence(const char *str, char c); + ZPL_DEF_INLINE const char *zpl_char_last_occurence(const char *str, char c); + #define zpl_strchr zpl_char_first_occurence + + ZPL_DEF_INLINE void zpl_str_concat(char *dest, zpl_isize dest_len, const char *src_a, zpl_isize src_a_len, const char *src_b, zpl_isize src_b_len); + + ZPL_DEF zpl_u64 zpl_str_to_u64(const char *str, char **end_ptr, zpl_i32 base); // TODO: Support more than just decimal and hexadecimal + ZPL_DEF zpl_i64 zpl_str_to_i64(const char *str, char **end_ptr, zpl_i32 base); // TODO: Support more than just decimal and hexadecimal + ZPL_DEF zpl_f64 zpl_str_to_f64(const char *str, char **end_ptr); + ZPL_DEF void zpl_i64_to_str(zpl_i64 value, char *string, zpl_i32 base); + ZPL_DEF void zpl_u64_to_str(zpl_u64 value, char *string, zpl_i32 base); + + ZPL_DEF_INLINE zpl_f32 zpl_str_to_f32(const char *str, char **end_ptr); + + //////////////////////////////////////////////////////////////// + // + // UTF-8 Handling + // + // + + // NOTE: Does not check if utf-8 string is valid + ZPL_IMPL_INLINE zpl_isize zpl_utf8_strlen(zpl_u8 const *str); + ZPL_IMPL_INLINE zpl_isize zpl_utf8_strnlen(zpl_u8 const *str, zpl_isize max_len); + + // NOTE: Windows doesn't handle 8 bit filenames well + ZPL_DEF zpl_u16 *zpl_utf8_to_ucs2(zpl_u16 *buffer, zpl_isize len, zpl_u8 const *str); + ZPL_DEF zpl_u8 *zpl_ucs2_to_utf8(zpl_u8 *buffer, zpl_isize len, zpl_u16 const *str); + ZPL_DEF zpl_u16 *zpl_utf8_to_ucs2_buf(zpl_u8 const *str); // NOTE: Uses locally persisting buffer + ZPL_DEF zpl_u8 *zpl_ucs2_to_utf8_buf(zpl_u16 const *str); // NOTE: Uses locally persisting buffer + + // NOTE: Returns size of codepoint in bytes + ZPL_DEF zpl_isize zpl_utf8_decode(zpl_u8 const *str, zpl_isize str_len, zpl_rune *codepoint); + ZPL_DEF zpl_isize zpl_utf8_codepoint_size(zpl_u8 const *str, zpl_isize str_len); + ZPL_DEF zpl_isize zpl_utf8_encode_rune(zpl_u8 buf[4], zpl_rune r); + + /* inlines */ + + ZPL_IMPL_INLINE char zpl_char_to_lower(char c) { + if (c >= 'A' && c <= 'Z') return 'a' + (c - 'A'); + return c; + } + + ZPL_IMPL_INLINE char zpl_char_to_upper(char c) { + if (c >= 'a' && c <= 'z') return 'A' + (c - 'a'); + return c; + } + + ZPL_IMPL_INLINE zpl_b32 zpl_char_is_space(char c) { + if (c == ' ' || c == '\t' || c == '\n' || c == '\r' || c == '\f' || c == '\v') return true; + return false; + } + + ZPL_IMPL_INLINE zpl_b32 zpl_char_is_digit(char c) { + if (c >= '0' && c <= '9') return true; + return false; + } + + ZPL_IMPL_INLINE zpl_b32 zpl_char_is_hex_digit(char c) { + if (zpl_char_is_digit(c) || (c >= 'a' && c <= 'f') || (c >= 'A' && c <= 'F')) return true; + return false; + } + + ZPL_IMPL_INLINE zpl_b32 zpl_char_is_alpha(char c) { + if ((c >= 'A' && c <= 'Z') || (c >= 'a' && c <= 'z')) return true; + return false; + } + + ZPL_IMPL_INLINE zpl_b32 zpl_char_is_alphanumeric(char c) { return zpl_char_is_alpha(c) || zpl_char_is_digit(c); } + + ZPL_IMPL_INLINE zpl_i32 zpl_digit_to_int(char c) { return zpl_char_is_digit(c) ? c - '0' : c - 'W'; } + + ZPL_IMPL_INLINE zpl_i32 zpl_hex_digit_to_int(char c) { + if (zpl_char_is_digit(c)) + return zpl_digit_to_int(c); + else if (zpl_is_between(c, 'a', 'f')) + return c - 'a' + 10; + else if (zpl_is_between(c, 'A', 'F')) + return c - 'A' + 10; + return -1; + } + + ZPL_IMPL_INLINE zpl_u8 zpl_char_to_hex_digit(char c) { + if (c >= '0' && c <= '9') + return (zpl_u8)(c - '0'); + if (c >= 'a' && c <= 'f') + return (zpl_u8)(c - 'a'); + if (c >= 'A' && c <= 'F') + return (zpl_u8)(c - 'A'); + return 0; + } + + + ZPL_IMPL_INLINE void zpl_str_to_lower(char *str) { + if (!str) return; + while (*str) { + *str = zpl_char_to_lower(*str); + str++; } - return r; } - ZPL_INLINE zpl_mat2 operator-(zpl_mat2 const &a, zpl_mat2 const &b) { - int i, j; - zpl_mat2 r = {0}; - for (j = 0; j < 2; j++) { - for (i = 0; i < 2; i++) - r.e[2*j+i] = a.e[2*j+i] - b.e[2*j+i]; + ZPL_IMPL_INLINE void zpl_str_to_upper(char *str) { + if (!str) return; + while (*str) { + *str = zpl_char_to_upper(*str); + str++; } - return r; } - ZPL_INLINE zpl_mat2 operator*(zpl_mat2 const &a, zpl_mat2 const &b) { zpl_mat2 r; zpl_mat2_mul(&r, (zpl_mat2 *)&a, (zpl_mat2 *)&b); return r; } - ZPL_INLINE zpl_vec2 operator*(zpl_mat2 const &a, zpl_vec2 v) { zpl_vec2 r; zpl_mat2_mul_vec2(&r, (zpl_mat2 *)&a, v); return r; } - ZPL_INLINE zpl_mat2 operator*(zpl_mat2 const &a, float scalar) { - zpl_mat2 r = {0}; - int i; - for (i = 0; i < 2*2; i++) r.e[i] = a.e[i] * scalar; - return r; - } - ZPL_INLINE zpl_mat2 operator*(float scalar, zpl_mat2 const &a) { return operator*(a, scalar); } - ZPL_INLINE zpl_mat2 operator/(zpl_mat2 const &a, float scalar) { return operator*(a, 1.0f/scalar); } + ZPL_IMPL_INLINE zpl_isize zpl_strlen(const char *str) { + if (str == NULL) { return 0; } - ZPL_INLINE zpl_mat2& operator+=(zpl_mat2& a, zpl_mat2 const &b) { return (a = a + b); } - ZPL_INLINE zpl_mat2& operator-=(zpl_mat2& a, zpl_mat2 const &b) { return (a = a - b); } - ZPL_INLINE zpl_mat2& operator*=(zpl_mat2& a, zpl_mat2 const &b) { return (a = a * b); } - - - - ZPL_INLINE zpl_mat3 operator+(zpl_mat3 const &a, zpl_mat3 const &b) { - int i, j; - zpl_mat3 r = {0}; - for (j = 0; j < 3; j++) { - for (i = 0; i < 3; i++) - r.e[3*j+i] = a.e[3*j+i] + b.e[3*j+i]; + const char *begin = str; + zpl_isize const *w; + while (cast(zpl_uintptr) str % sizeof(zpl_usize)) { + if (!*str) return str - begin; + str++; } - return r; + w = cast(zpl_isize const *) str; + while (!ZPL__HAS_ZERO(*w)) w++; + str = cast(const char *) w; + while (*str) str++; + return str - begin; } - ZPL_INLINE zpl_mat3 operator-(zpl_mat3 const &a, zpl_mat3 const &b) { - int i, j; - zpl_mat3 r = {0}; - for (j = 0; j < 3; j++) { - for (i = 0; i < 3; i++) - r.e[3*j+i] = a.e[3*j+i] - b.e[3*j+i]; + ZPL_IMPL_INLINE zpl_isize zpl_strnlen(const char *str, zpl_isize max_len) { + const char *end = cast(const char *) zpl_memchr(str, 0, max_len); + if (end) return end - str; + return max_len; + } + + ZPL_IMPL_INLINE zpl_isize zpl_utf8_strlen(zpl_u8 const *str) { + zpl_isize count = 0; + for (; *str; count++) { + zpl_u8 c = *str; + zpl_isize inc = 0; + if (c < 0x80) + inc = 1; + else if ((c & 0xe0) == 0xc0) + inc = 2; + else if ((c & 0xf0) == 0xe0) + inc = 3; + else if ((c & 0xf8) == 0xf0) + inc = 4; + else + return -1; + + str += inc; } - return r; + return count; } - ZPL_INLINE zpl_mat3 operator*(zpl_mat3 const &a, zpl_mat3 const &b) { zpl_mat3 r; zpl_mat3_mul(&r, (zpl_mat3 *)&a, (zpl_mat3 *)&b); return r; } - ZPL_INLINE zpl_vec3 operator*(zpl_mat3 const &a, zpl_vec3 v) { zpl_vec3 r; zpl_mat3_mul_vec3(&r, (zpl_mat3 *)&a, v); return r; } - ZPL_INLINE zpl_mat3 operator*(zpl_mat3 const &a, float scalar) { - zpl_mat3 r = {0}; - int i; - for (i = 0; i < 3*3; i++) r.e[i] = a.e[i] * scalar; - return r; - } - ZPL_INLINE zpl_mat3 operator*(float scalar, zpl_mat3 const &a) { return operator*(a, scalar); } - ZPL_INLINE zpl_mat3 operator/(zpl_mat3 const &a, float scalar) { return operator*(a, 1.0f/scalar); } + ZPL_IMPL_INLINE zpl_isize zpl_utf8_strnlen(zpl_u8 const *str, zpl_isize max_len) { + zpl_isize count = 0; + for (; *str && max_len > 0; count++) { + zpl_u8 c = *str; + zpl_isize inc = 0; + if (c < 0x80) + inc = 1; + else if ((c & 0xe0) == 0xc0) + inc = 2; + else if ((c & 0xf0) == 0xe0) + inc = 3; + else if ((c & 0xf8) == 0xf0) + inc = 4; + else + return -1; - ZPL_INLINE zpl_mat3& operator+=(zpl_mat3& a, zpl_mat3 const &b) { return (a = a + b); } - ZPL_INLINE zpl_mat3& operator-=(zpl_mat3& a, zpl_mat3 const &b) { return (a = a - b); } - ZPL_INLINE zpl_mat3& operator*=(zpl_mat3& a, zpl_mat3 const &b) { return (a = a * b); } - - - - ZPL_INLINE zpl_mat4 operator+(zpl_mat4 const &a, zpl_mat4 const &b) { - int i, j; - zpl_mat4 r = {0}; - for (j = 0; j < 4; j++) { - for (i = 0; i < 4; i++) - r.e[4*j+i] = a.e[4*j+i] + b.e[4*j+i]; + str += inc; + max_len -= inc; } - return r; + return count; } - ZPL_INLINE zpl_mat4 operator-(zpl_mat4 const &a, zpl_mat4 const &b) { - int i, j; - zpl_mat4 r = {0}; - for (j = 0; j < 4; j++) { - for (i = 0; i < 4; i++) - r.e[4*j+i] = a.e[4*j+i] - b.e[4*j+i]; + ZPL_IMPL_INLINE zpl_i32 zpl_strcmp(const char *s1, const char *s2) { + while (*s1 && (*s1 == *s2)) { s1++, s2++; } + return *(zpl_u8 *)s1 - *(zpl_u8 *)s2; + } + + ZPL_IMPL_INLINE char *zpl_strcpy(char *dest, const char *source) { + ZPL_ASSERT_NOT_NULL(dest); + if (source) { + char *str = dest; + while (*source) *str++ = *source++; } + return dest; + } + + ZPL_IMPL_INLINE char *zpl_strncpy(char *dest, const char *source, zpl_isize len) { + ZPL_ASSERT_NOT_NULL(dest); + if (source) { + char *str = dest; + while (len > 0 && *source) { + *str++ = *source++; + len--; + } + while (len > 0) { + *str++ = '\0'; + len--; + } + } + return dest; + } + + ZPL_IMPL_INLINE zpl_isize zpl_strlcpy(char *dest, const char *source, zpl_isize len) { + zpl_isize result = 0; + ZPL_ASSERT_NOT_NULL(dest); + if (source) { + const char *source_start = source; + char *str = dest; + while (len > 0 && *source) { + *str++ = *source++; + len--; + } + while (len > 0) { + *str++ = '\0'; + len--; + } + + result = source - source_start; + } + return result; + } + + ZPL_IMPL_INLINE char *zpl_strrev(char *str) { + zpl_isize len = zpl_strlen(str); + char *a = str + 0; + char *b = str + len - 1; + len /= 2; + while (len--) { + zpl_swap(char, *a, *b); + a++, b--; + } + return str; + } + + ZPL_IMPL_INLINE zpl_i32 zpl_strncmp(const char *s1, const char *s2, zpl_isize len) { + for (; len > 0; s1++, s2++, len--) { + if (*s1 != *s2) + return ((s1 < s2) ? -1 : +1); + else if (*s1 == '\0') + return 0; + } + return 0; + } + + ZPL_IMPL_INLINE const char *zpl_strtok(char *output, const char *src, const char *delimit) { + while (*src && zpl_char_first_occurence(delimit, *src) == NULL) *output++ = *src++; + + *output = 0; + return *src ? src + 1 : src; + } + + ZPL_IMPL_INLINE zpl_b32 zpl_char_is_control(char c) { + return !!zpl_strchr("\"\\/bfnrt", c); + } + + ZPL_IMPL_INLINE zpl_b32 zpl__is_special_char(char c) { return !!zpl_strchr("<>:/", c); } + ZPL_IMPL_INLINE zpl_b32 zpl__is_assign_char(char c) { return !!zpl_strchr(":=|", c); } + ZPL_IMPL_INLINE zpl_b32 zpl__is_delim_char(char c) { return !!zpl_strchr(",|\n", c); } + + + ZPL_IMPL_INLINE char *zpl_str_control_skip(char *str, char c) { + while ((*str && *str != c) || (*(str - 1) == '\\' && *str == c && zpl_char_is_control(c))) { ++str; } + + return str; + } + + + ZPL_IMPL_INLINE zpl_b32 zpl_str_has_prefix(const char *str, const char *prefix) { + while (*prefix) { + if (*str++ != *prefix++) return false; + } + return true; + } + + ZPL_IMPL_INLINE zpl_b32 zpl_str_has_suffix(const char *str, const char *suffix) { + zpl_isize i = zpl_strlen(str); + zpl_isize j = zpl_strlen(suffix); + if (j <= i) return zpl_strcmp(str + i - j, suffix) == 0; + return false; + } + + ZPL_IMPL_INLINE const char *zpl_char_first_occurence(const char *s, char c) { + char ch = c; + for (; *s != ch; s++) { + if (*s == '\0') return NULL; + } + return s; + } + + ZPL_IMPL_INLINE const char *zpl_char_last_occurence(const char *s, char c) { + char *result = (char*)NULL; + do { + if (*s == c) result = (char *)s; + } while (*s++); + + return result; + } + + ZPL_IMPL_INLINE char *zpl_str_trim(char *str, zpl_b32 skip_newline) + { + while (*str && zpl_char_is_space(*str) && (!skip_newline || (skip_newline && *str != '\n'))) { ++str; } + return str; + } + + ZPL_IMPL_INLINE char *zpl_str_skip(char *str, char c) { + while (*str && *str != c) { ++str; } + return str; + } + + ZPL_IMPL_INLINE void zpl_str_concat(char *dest, zpl_isize dest_len, const char *src_a, zpl_isize src_a_len, const char *src_b, + zpl_isize src_b_len) { + ZPL_ASSERT(dest_len >= src_a_len + src_b_len + 1); + if (dest) { + zpl_memcopy(dest, src_a, src_a_len); + zpl_memcopy(dest + src_a_len, src_b, src_b_len); + dest[src_a_len + src_b_len] = '\0'; + } + } + + ZPL_IMPL_INLINE zpl_f32 zpl_str_to_f32(const char *str, char **end_ptr) { + zpl_f64 f = zpl_str_to_f64(str, end_ptr); + zpl_f32 r = cast(zpl_f32) f; return r; } - ZPL_INLINE zpl_mat4 operator*(zpl_mat4 const &a, zpl_mat4 const &b) { zpl_mat4 r; zpl_mat4_mul(&r, (zpl_mat4 *)&a, (zpl_mat4 *)&b); return r; } - ZPL_INLINE zpl_vec4 operator*(zpl_mat4 const &a, zpl_vec4 v) { zpl_vec4 r; zpl_mat4_mul_vec4(&r, (zpl_mat4 *)&a, v); return r; } - ZPL_INLINE zpl_mat4 operator*(zpl_mat4 const &a, float scalar) { - zpl_mat4 r = {0}; - int i; - for (i = 0; i < 4*4; i++) r.e[i] = a.e[i] * scalar; - return r; + ZPL_IMPL_INLINE char *zpl_strdup(zpl_allocator a, char *src, zpl_isize max_len) { + ZPL_ASSERT_NOT_NULL(src); + zpl_isize len = zpl_strlen(src); + char *dest = cast(char *) zpl_alloc(a, max_len); + zpl_memset(dest + len, 0, max_len - len); + zpl_strncpy(dest, src, max_len); + + return dest; } - ZPL_INLINE zpl_mat4 operator*(float scalar, zpl_mat4 const &a) { return operator*(a, scalar); } - ZPL_INLINE zpl_mat4 operator/(zpl_mat4 const &a, float scalar) { return operator*(a, 1.0f/scalar); } - ZPL_INLINE zpl_mat4& operator+=(zpl_mat4 &a, zpl_mat4 const &b) { return (a = a + b); } - ZPL_INLINE zpl_mat4& operator-=(zpl_mat4 &a, zpl_mat4 const &b) { return (a = a - b); } - ZPL_INLINE zpl_mat4& operator*=(zpl_mat4 &a, zpl_mat4 const &b) { return (a = a * b); } + ZPL_IMPL_INLINE char **zpl_str_split_lines(zpl_allocator alloc, char *source, zpl_b32 strip_whitespace) { + char **lines = NULL, *p = source, *pd = p; + zpl_array_init(lines, alloc); + + while (*p) { + if (*pd == '\n') { + *pd = 0; + if (*(pd - 1) == '\r') *(pd - 1) = 0; + if (strip_whitespace && (pd - p) == 0) { + p = pd + 1; + continue; + } + zpl_array_append(lines, p); + p = pd + 1; + } + ++pd; + } + return lines; + } + + ZPL_END_C_DECLS + // file: header/core/stringlib.h + + #ifdef ZPL_EDITOR + #include + #endif + + ZPL_BEGIN_C_DECLS + + typedef char *zpl_string; + + typedef struct zpl_string_header { + zpl_allocator allocator; + zpl_isize length; + zpl_isize capacity; + } zpl_string_header; + + #define ZPL_STRING_HEADER(str) (cast(zpl_string_header *)(str) - 1) + + ZPL_DEF zpl_string zpl_string_make_reserve(zpl_allocator a, zpl_isize capacity); + ZPL_DEF zpl_string zpl_string_make_length(zpl_allocator a, void const *str, zpl_isize num_bytes); + ZPL_DEF zpl_string zpl_string_sprintf(zpl_allocator a, char *buf, zpl_isize num_bytes, const char *fmt, ...); + ZPL_DEF zpl_string zpl_string_sprintf_buf(zpl_allocator a, const char *fmt, ...); // NOTE: Uses locally persistent buffer + ZPL_DEF zpl_string zpl_string_append_length(zpl_string str, void const *other, zpl_isize num_bytes); + ZPL_DEF zpl_string zpl_string_appendc(zpl_string str, const char *other); + ZPL_DEF zpl_string zpl_string_join(zpl_allocator a, const char **parts, zpl_isize count, const char *glue); + ZPL_DEF zpl_string zpl_string_set(zpl_string str, const char *cstr); + ZPL_DEF zpl_string zpl_string_make_space_for(zpl_string str, zpl_isize add_len); + ZPL_DEF zpl_isize zpl_string_allocation_size(zpl_string const str); + ZPL_DEF zpl_b32 zpl_string_are_equal(zpl_string const lhs, zpl_string const rhs); + ZPL_DEF zpl_string zpl_string_trim(zpl_string str, const char *cut_set); + ZPL_DEF zpl_string zpl_string_append_rune(zpl_string str, zpl_rune r); + ZPL_DEF zpl_string zpl_string_append_fmt(zpl_string str, const char *fmt, ...); + + ZPL_DEF_INLINE zpl_string zpl_string_make(zpl_allocator a, const char *str); + ZPL_DEF_INLINE void zpl_string_free(zpl_string str); + ZPL_DEF_INLINE void zpl_string_clear(zpl_string str); + ZPL_DEF_INLINE zpl_string zpl_string_duplicate(zpl_allocator a, zpl_string const str); + ZPL_DEF_INLINE zpl_isize zpl_string_length(zpl_string const str); + ZPL_DEF_INLINE zpl_isize zpl_string_capacity(zpl_string const str); + ZPL_DEF_INLINE zpl_isize zpl_string_available_space(zpl_string const str); + ZPL_DEF_INLINE zpl_string zpl_string_append(zpl_string str, zpl_string const other); + ZPL_DEF_INLINE zpl_string zpl_string_trim_space(zpl_string str); // Whitespace ` \t\r\n\v\f` + ZPL_DEF_INLINE void zpl__set_string_length(zpl_string str, zpl_isize len); + ZPL_DEF_INLINE void zpl__set_string_capacity(zpl_string str, zpl_isize cap); + + ZPL_IMPL_INLINE void zpl__set_string_length(zpl_string str, zpl_isize len) { ZPL_STRING_HEADER(str)->length = len; } + ZPL_IMPL_INLINE void zpl__set_string_capacity(zpl_string str, zpl_isize cap) { ZPL_STRING_HEADER(str)->capacity = cap; } + ZPL_IMPL_INLINE zpl_string zpl_string_make(zpl_allocator a, const char *str) { + zpl_isize len = str ? zpl_strlen(str) : 0; + return zpl_string_make_length(a, str, len); + } + + ZPL_IMPL_INLINE void zpl_string_free(zpl_string str) { + if (str) { + zpl_string_header *header = ZPL_STRING_HEADER(str); + zpl_free(header->allocator, header); + } + } + + ZPL_IMPL_INLINE zpl_string zpl_string_duplicate(zpl_allocator a, zpl_string const str) { + return zpl_string_make_length(a, str, zpl_string_length(str)); + } + + ZPL_IMPL_INLINE zpl_isize zpl_string_length(zpl_string const str) { return ZPL_STRING_HEADER(str)->length; } + ZPL_IMPL_INLINE zpl_isize zpl_string_capacity(zpl_string const str) { return ZPL_STRING_HEADER(str)->capacity; } + + ZPL_IMPL_INLINE zpl_isize zpl_string_available_space(zpl_string const str) { + zpl_string_header *h = ZPL_STRING_HEADER(str); + if (h->capacity > h->length) return h->capacity - h->length; + return 0; + } + + ZPL_IMPL_INLINE void zpl_string_clear(zpl_string str) { + zpl__set_string_length(str, 0); + str[0] = '\0'; + } + + ZPL_IMPL_INLINE zpl_string zpl_string_append(zpl_string str, zpl_string const other) { + return zpl_string_append_length(str, other, zpl_string_length(other)); + } + + ZPL_IMPL_INLINE zpl_string zpl_string_trim_space(zpl_string str) { return zpl_string_trim(str, " \t\r\n\v\f"); } + ZPL_END_C_DECLS + // file: header/core/file.h - ZPL_INLINE bool operator==(zpl_quat a, zpl_quat b) { return a.xyzw == b.xyzw; } - ZPL_INLINE bool operator!=(zpl_quat a, zpl_quat b) { return !operator==(a, b); } + /** @file file.c + @brief File handling + @defgroup fileio File handling - ZPL_INLINE zpl_quat operator+(zpl_quat q) { return q; } - ZPL_INLINE zpl_quat operator-(zpl_quat q) { return zpl_quatf(-q.x, -q.y, -q.z, -q.w); } + File I/O operations as well as path and folder structure manipulation methods. With threading enabled, it also offers async read/write methods. - ZPL_INLINE zpl_quat operator+(zpl_quat a, zpl_quat b) { zpl_quat r; zpl_quat_add(&r, a, b); return r; } - ZPL_INLINE zpl_quat operator-(zpl_quat a, zpl_quat b) { zpl_quat r; zpl_quat_sub(&r, a, b); return r; } + @{ + */ + #ifdef ZPL_EDITOR + #include + #endif - ZPL_INLINE zpl_quat operator*(zpl_quat a, zpl_quat b) { zpl_quat r; zpl_quat_mul(&r, a, b); return r; } - ZPL_INLINE zpl_quat operator*(zpl_quat q, float s) { zpl_quat r; zpl_quat_mulf(&r, q, s); return r; } - ZPL_INLINE zpl_quat operator*(float s, zpl_quat q) { return operator*(q, s); } - ZPL_INLINE zpl_quat operator/(zpl_quat q, float s) { zpl_quat r; zpl_quat_divf(&r, q, s); return r; } + ZPL_BEGIN_C_DECLS - ZPL_INLINE zpl_quat &operator+=(zpl_quat &a, zpl_quat b) { zpl_quat_addeq(&a, b); return a; } - ZPL_INLINE zpl_quat &operator-=(zpl_quat &a, zpl_quat b) { zpl_quat_subeq(&a, b); return a; } - ZPL_INLINE zpl_quat &operator*=(zpl_quat &a, zpl_quat b) { zpl_quat_muleq(&a, b); return a; } - ZPL_INLINE zpl_quat &operator/=(zpl_quat &a, zpl_quat b) { zpl_quat_diveq(&a, b); return a; } + typedef zpl_u32 zpl_file_mode; - ZPL_INLINE zpl_quat &operator*=(zpl_quat &a, float b) { zpl_quat_muleqf(&a, b); return a; } - ZPL_INLINE zpl_quat &operator/=(zpl_quat &a, float b) { zpl_quat_diveqf(&a, b); return a; } + typedef enum zpl_file_mode_flag { + ZPL_FILE_MODE_READ = ZPL_BIT(0), + ZPL_FILE_MODE_WRITE = ZPL_BIT(1), + ZPL_FILE_MODE_APPEND = ZPL_BIT(2), + ZPL_FILE_MODE_RW = ZPL_BIT(3), + ZPL_FILE_MODES = ZPL_FILE_MODE_READ | ZPL_FILE_MODE_WRITE | ZPL_FILE_MODE_APPEND | ZPL_FILE_MODE_RW, + } zpl_file_mode_flag; - /* Rotate v by a */ - ZPL_INLINE zpl_vec3 operator*(zpl_quat q, zpl_vec3 v) { zpl_vec3 r; zpl_quat_rotate_vec3(&r, q, v); return r; } - #endif -#endif + // NOTE: Only used internally and for the file operations + typedef enum zpl_seek_whence_type { + ZPL_SEEK_WHENCE_BEGIN = 0, + ZPL_SEEK_WHENCE_CURRENT = 1, + ZPL_SEEK_WHENCE_END = 2, + } zpl_seek_whence_type; -#if defined(ZPL_MODULE_JSON) - // file: header/json.h + typedef enum zpl_file_error { + ZPL_FILE_ERROR_NONE, + ZPL_FILE_ERROR_INVALID, + ZPL_FILE_ERROR_INVALID_FILENAME, + ZPL_FILE_ERROR_EXISTS, + ZPL_FILE_ERROR_NOT_EXISTS, + ZPL_FILE_ERROR_PERMISSION, + ZPL_FILE_ERROR_TRUNCATION_FAILURE, + ZPL_FILE_ERROR_NOT_EMPTY, + ZPL_FILE_ERROR_NAME_TOO_LONG, + ZPL_FILE_ERROR_UNKNOWN, + } zpl_file_error; - /** @file json.c - @brief JSON5 Parser/Writer - @defgroup json JSON5 parser/writer + typedef union zpl_file_descriptor { + void *p; + zpl_intptr i; + zpl_uintptr u; + } zpl_file_descriptor; - Easy to use and very fast JSON5 parser that can easily load 50 megabytes of JSON content under half a second. It also contains simple JSON5 writer and acts as a good library for handling config files. The parser also supports the **Simplified JSON (SJSON)** format. + typedef struct zpl_file_operations zpl_file_operations; - We can parse JSON5 files in two different modes: - @n 1) Fast way (useful for raw data), which can not handle comments and might cause parsing failure if comment is present. - @n 2) Slower way (useful for config files), which handles comments perfectly but **might** have performance impact - on bigger JSON files. (+50MiB) - @{ - */ - #ifdef ZPL_EDITOR - #include + #define ZPL_FILE_OPEN_PROC(name) zpl_file_error name(zpl_file_descriptor *fd, zpl_file_operations *ops, zpl_file_mode mode, char const *filename) + #define ZPL_FILE_READ_AT_PROC(name) zpl_b32 name(zpl_file_descriptor fd, void *buffer, zpl_isize size, zpl_i64 offset, zpl_isize *bytes_read, zpl_b32 stop_at_newline) + #define ZPL_FILE_WRITE_AT_PROC(name) zpl_b32 name(zpl_file_descriptor fd, void const *buffer, zpl_isize size, zpl_i64 offset, zpl_isize *bytes_written) + #define ZPL_FILE_SEEK_PROC(name) zpl_b32 name(zpl_file_descriptor fd, zpl_i64 offset, zpl_seek_whence_type whence, zpl_i64 *new_offset) + #define ZPL_FILE_CLOSE_PROC(name) void name(zpl_file_descriptor fd) + + typedef ZPL_FILE_OPEN_PROC(zpl_file_open_proc); + typedef ZPL_FILE_READ_AT_PROC(zpl_file_read_proc); + typedef ZPL_FILE_WRITE_AT_PROC(zpl_file_write_proc); + typedef ZPL_FILE_SEEK_PROC(zpl_file_seek_proc); + typedef ZPL_FILE_CLOSE_PROC(zpl_file_close_proc); + + struct zpl_file_operations { + zpl_file_read_proc *read_at; + zpl_file_write_proc *write_at; + zpl_file_seek_proc *seek; + zpl_file_close_proc *close; + }; + + extern zpl_file_operations const zpl_default_file_operations; + + typedef zpl_u64 zpl_file_time; + typedef enum zpl_dir_type { + ZPL_DIR_TYPE_FILE, + ZPL_DIR_TYPE_FOLDER, + ZPL_DIR_TYPE_UNKNOWN, + } zpl_dir_type; + + struct zpl_dir_info; + + typedef struct zpl_dir_entry { + char const *filename; + struct zpl_dir_info *dir_info; + zpl_u8 type; + } zpl_dir_entry; + + typedef struct zpl_dir_info { + char const *fullpath; + zpl_dir_entry *entries; // zpl_array + + // Internals + char **filenames; // zpl_array + zpl_string buf; + } zpl_dir_info; + + typedef struct zpl_file { + zpl_file_operations ops; + zpl_file_descriptor fd; + zpl_b32 is_temp; + + char const *filename; + zpl_file_time last_write_time; + zpl_dir_entry *dir; + } zpl_file; + + typedef enum zpl_file_standard_type { + ZPL_FILE_STANDARD_INPUT, + ZPL_FILE_STANDARD_OUTPUT, + ZPL_FILE_STANDARD_ERROR, + + ZPL_FILE_STANDARD_COUNT, + } zpl_file_standard_type; + + /** + * Get standard file I/O. + * @param std Check zpl_file_standard_type + * @return File handle to standard I/O + */ + ZPL_DEF zpl_file *zpl_file_get_standard(zpl_file_standard_type std); + + /** + * Connects a system handle to a ZPL file. + * @param file Pointer to ZPL file + * @param handle Low-level OS handle to connect + */ + ZPL_DEF void zpl_file_connect_handle(zpl_file *file, void *handle); + + /** + * Creates a new file + * @param file + * @param filename + */ + ZPL_DEF zpl_file_error zpl_file_create(zpl_file *file, char const *filename); + + /** + * Opens a file + * @param file + * @param filename + */ + ZPL_DEF zpl_file_error zpl_file_open(zpl_file *file, char const *filename); + + /** + * Opens a file using a specified mode + * @param file + * @param mode Access mode to use + * @param filename + */ + ZPL_DEF zpl_file_error zpl_file_open_mode(zpl_file *file, zpl_file_mode mode, char const *filename); + + /** + * Constructs a new file from data + * @param file + * @param fd Low-level file descriptor to use + * @param ops File operations to rely upon + * @param filename + */ + ZPL_DEF zpl_file_error zpl_file_new(zpl_file *file, zpl_file_descriptor fd, zpl_file_operations ops, char const *filename); + + /** + * Returns a size of the file + * @param file + * @return File size + */ + ZPL_DEF zpl_i64 zpl_file_size(zpl_file *file); + + /** + * Returns the currently opened file's name + * @param file + */ + ZPL_DEF char const *zpl_file_name(zpl_file *file); + + /** + * Truncates the file by a specified size + * @param file + * @param size Size to truncate + */ + ZPL_DEF zpl_file_error zpl_file_truncate(zpl_file *file, zpl_i64 size); + + /** + * Checks whether a file's been changed since the last check + * @param file + */ + ZPL_DEF zpl_b32 zpl_file_has_changed(zpl_file *file); + + /** + * Retrieves a directory listing relative to the file + * @param file + */ + ZPL_DEF void zpl_file_dirinfo_refresh(zpl_file *file); + + /** + * Creates a temporary file + * @param file + */ + zpl_file_error zpl_file_temp(zpl_file *file); + + /** + * Closes the file + * @param file + */ + ZPL_DEF zpl_file_error zpl_file_close(zpl_file *file); + + /** + * Reads file safely + * @param file + * @param buffer Buffer to read to + * @param size Size to read + * @param offset Offset to read from + * @param bytes_read How much data we've actually read + */ + ZPL_DEF_INLINE zpl_b32 zpl_file_read_at_check(zpl_file *file, void *buffer, zpl_isize size, zpl_i64 offset, zpl_isize *bytes_read); + + /** + * Writes to file safely + * @param file + * @param buffer Buffer to read from + * @param size Size to write + * @param offset Offset to write to + * @param bytes_written How much data we've actually written + */ + ZPL_DEF_INLINE zpl_b32 zpl_file_write_at_check(zpl_file *file, void const *buffer, zpl_isize size, zpl_i64 offset, zpl_isize *bytes_written); + + + /** + * Reads file at a specific offset + * @param file + * @param buffer Buffer to read to + * @param size Size to read + * @param offset Offset to read from + * @param bytes_read How much data we've actually read + */ + ZPL_DEF_INLINE zpl_b32 zpl_file_read_at(zpl_file *file, void *buffer, zpl_isize size, zpl_i64 offset); + + /** + * Writes to file at a specific offset + * @param file + * @param buffer Buffer to read from + * @param size Size to write + * @param offset Offset to write to + * @param bytes_written How much data we've actually written + */ + ZPL_DEF_INLINE zpl_b32 zpl_file_write_at(zpl_file *file, void const *buffer, zpl_isize size, zpl_i64 offset); + + /** + * Seeks the file cursor from the beginning of file to a specific position + * @param file + * @param offset Offset to seek to + */ + ZPL_DEF_INLINE zpl_i64 zpl_file_seek(zpl_file *file, zpl_i64 offset); + + /** + * Seeks the file cursor to the end of the file + * @param file + */ + ZPL_DEF_INLINE zpl_i64 zpl_file_seek_to_end(zpl_file *file); + + /** + * Skips N bytes at the current position + * @param file + * @param bytes Bytes to skip + */ + ZPL_DEF_INLINE zpl_i64 zpl_file_skip(zpl_file *file, zpl_i64 bytes); // NOTE: Skips a certain amount of bytes + + /** + * Returns the length from the beginning of the file we've read so far + * @param file + * @return Our current position in file + */ + ZPL_DEF_INLINE zpl_i64 zpl_file_tell(zpl_file *file); + + /** + * Reads from a file + * @param file + * @param buffer Buffer to read to + * @param size Size to read + */ + ZPL_DEF_INLINE zpl_b32 zpl_file_read(zpl_file *file, void *buffer, zpl_isize size); + + /** + * Writes to a file + * @param file + * @param buffer Buffer to read from + * @param size Size to read + */ + ZPL_DEF_INLINE zpl_b32 zpl_file_write(zpl_file *file, void const *buffer, zpl_isize size); + + + typedef struct zpl_file_contents { + zpl_allocator allocator; + void *data; + zpl_isize size; + } zpl_file_contents; + + /** + * Reads the whole file contents + * @param a Allocator to use + * @param zero_terminate End the read data with null terminator + * @param filepath Path to the file + * @return File contents data + */ + ZPL_DEF zpl_file_contents zpl_file_read_contents(zpl_allocator a, zpl_b32 zero_terminate, char const *filepath); + + /** + * Frees the file content data previously read + * @param fc + */ + ZPL_DEF void zpl_file_free_contents(zpl_file_contents *fc); + + /** + * Writes content to a file + */ + ZPL_DEF zpl_b32 zpl_file_write_contents(char const* filepath, void const* buffer, zpl_isize size, zpl_file_error* err); + + /** + * Reads the file as array of lines + * + * Make sure you free both the returned buffer and the lines (zpl_array) + * @param alloc Allocator to use + * @param lines Reference to zpl_array container we store lines to + * @param filename Path to the file + * @param strip_whitespace Strip whitespace when we split to lines? + * @return File content we've read itself + */ + ZPL_DEF char *zpl_file_read_lines(zpl_allocator alloc, zpl_array(char *)*lines, char const *filename, zpl_b32 strip_whitespace); + + //! @} + + /* inlines */ + + + ZPL_IMPL_INLINE zpl_b32 zpl_file_read_at_check(zpl_file *f, void *buffer, zpl_isize size, zpl_i64 offset, zpl_isize *bytes_read) { + if (!f->ops.read_at) f->ops = zpl_default_file_operations; + return f->ops.read_at(f->fd, buffer, size, offset, bytes_read, false); + } + + ZPL_IMPL_INLINE zpl_b32 zpl_file_write_at_check(zpl_file *f, void const *buffer, zpl_isize size, zpl_i64 offset, zpl_isize *bytes_written) { + if (!f->ops.read_at) f->ops = zpl_default_file_operations; + return f->ops.write_at(f->fd, buffer, size, offset, bytes_written); + } + + ZPL_IMPL_INLINE zpl_b32 zpl_file_read_at(zpl_file *f, void *buffer, zpl_isize size, zpl_i64 offset) { + return zpl_file_read_at_check(f, buffer, size, offset, NULL); + } + + ZPL_IMPL_INLINE zpl_b32 zpl_file_write_at(zpl_file *f, void const *buffer, zpl_isize size, zpl_i64 offset) { + return zpl_file_write_at_check(f, buffer, size, offset, NULL); + } + + ZPL_IMPL_INLINE zpl_i64 zpl_file_seek(zpl_file *f, zpl_i64 offset) { + zpl_i64 new_offset = 0; + if (!f->ops.read_at) f->ops = zpl_default_file_operations; + f->ops.seek(f->fd, offset, ZPL_SEEK_WHENCE_BEGIN, &new_offset); + return new_offset; + } + + ZPL_IMPL_INLINE zpl_i64 zpl_file_seek_to_end(zpl_file *f) { + zpl_i64 new_offset = 0; + if (!f->ops.read_at) f->ops = zpl_default_file_operations; + f->ops.seek(f->fd, 0, ZPL_SEEK_WHENCE_END, &new_offset); + return new_offset; + } + + // NOTE: Skips a certain amount of bytes + ZPL_IMPL_INLINE zpl_i64 zpl_file_skip(zpl_file *f, zpl_i64 bytes) { + zpl_i64 new_offset = 0; + if (!f->ops.read_at) f->ops = zpl_default_file_operations; + f->ops.seek(f->fd, bytes, ZPL_SEEK_WHENCE_CURRENT, &new_offset); + return new_offset; + } + + ZPL_IMPL_INLINE zpl_i64 zpl_file_tell(zpl_file *f) { + zpl_i64 new_offset = 0; + if (!f->ops.read_at) f->ops = zpl_default_file_operations; + f->ops.seek(f->fd, 0, ZPL_SEEK_WHENCE_CURRENT, &new_offset); + return new_offset; + } + + ZPL_IMPL_INLINE zpl_b32 zpl_file_read(zpl_file *f, void *buffer, zpl_isize size) { + zpl_i64 cur_offset = zpl_file_tell(f); + zpl_b32 result = zpl_file_read_at(f, buffer, size, zpl_file_tell(f)); + zpl_file_seek(f, cur_offset + size); + return result; + } + + ZPL_IMPL_INLINE zpl_b32 zpl_file_write(zpl_file *f, void const *buffer, zpl_isize size) { + zpl_i64 cur_offset = zpl_file_tell(f); + zpl_b32 result = zpl_file_write_at(f, buffer, size, zpl_file_tell(f)); + zpl_file_seek(f, cur_offset + size); + return result; + } + + ZPL_END_C_DECLS + // file: header/core/file_stream.h + + /** @file file_stream.c + @brief File stream + @defgroup fileio File stream + + File streaming operations on memory. + + @{ + */ + #ifdef ZPL_EDITOR + #include + #endif + + ZPL_BEGIN_C_DECLS + + typedef enum { + /* Allows us to write to the buffer directly. Beware: you can not append a new data! */ + ZPL_FILE_STREAM_WRITABLE = ZPL_BIT(0), + + /* Clones the input buffer so you can write (zpl_file_write*) data into it. */ + /* Since we work with a clone, the buffer size can dynamically grow as well. */ + ZPL_FILE_STREAM_CLONE_WRITABLE = ZPL_BIT(1), + } zpl_file_stream_flags; + + /** + * Opens a new memory stream + * @param file + * @param allocator + */ + ZPL_DEF void zpl_file_stream_new(zpl_file* file, zpl_allocator allocator); + + /** + * Opens a memory stream over an existing buffer + * @param file + * @param allocator + * @param buffer Memory to create stream from + * @param size Buffer's size + * @param flags + */ + ZPL_DEF void zpl_file_stream_open(zpl_file* file, zpl_allocator allocator, zpl_u8 *buffer, zpl_isize size, zpl_file_stream_flags flags); + + /** + * Retrieves the stream's underlying buffer and buffer size. + * @param file memory stream + * @param size (Optional) buffer size + */ + ZPL_DEF zpl_u8 *zpl_file_stream_buf(zpl_file* file, zpl_isize *size); + + extern zpl_file_operations const zpl_memory_file_operations; + + //! @} + + ZPL_END_C_DECLS + // file: header/core/file_misc.h + + #ifdef ZPL_EDITOR + #include + #endif + + ZPL_BEGIN_C_DECLS + + #ifndef ZPL_PATH_SEPARATOR + #if defined(ZPL_SYSTEM_WINDOWS) + #define ZPL_PATH_SEPARATOR '\\' + #else + #define ZPL_PATH_SEPARATOR '/' + #endif + #endif + + /** + * Checks if file/directory exists + * @param filepath + */ + ZPL_DEF zpl_b32 zpl_fs_exists(char const *filepath); + + /** + * Retrieves node's type (file, folder, ...) + * @param path + */ + ZPL_DEF zpl_u8 zpl_fs_get_type(char const *path); + + /** + * Retrieves file's last write time + * @param filepath + */ + ZPL_DEF zpl_file_time zpl_fs_last_write_time(char const *filepath); + + /** + * Copies the file to a directory + * @param existing_filename + * @param new_filename + * @param fail_if_exists + */ + ZPL_DEF zpl_b32 zpl_fs_copy(char const *existing_filename, char const *new_filename, zpl_b32 fail_if_exists); + + /** + * Moves the file to a directory + * @param existing_filename + * @param new_filename + */ + ZPL_DEF zpl_b32 zpl_fs_move(char const *existing_filename, char const *new_filename); + + /** + * Removes a file from a directory + * @param filename + */ + ZPL_DEF zpl_b32 zpl_fs_remove(char const *filename); + + ZPL_DEF_INLINE zpl_b32 zpl_path_is_absolute(char const *path); + ZPL_DEF_INLINE zpl_b32 zpl_path_is_relative(char const *path); + ZPL_DEF_INLINE zpl_b32 zpl_path_is_root(char const *path); + + ZPL_DEF_INLINE char const *zpl_path_base_name(char const *path); + ZPL_DEF_INLINE char const *zpl_path_extension(char const *path); + + ZPL_DEF void zpl_path_fix_slashes(char *path); + + ZPL_DEF zpl_file_error zpl_path_mkdir(char const *path, zpl_i32 mode); + ZPL_DEF zpl_file_error zpl_path_rmdir(char const *path); + + ZPL_DEF char *zpl_path_get_full_name(zpl_allocator a, char const *path); + + /** + * Returns file paths terminated by newline (\n) + * @param alloc [description] + * @param dirname [description] + * @param recurse [description] + * @return [description] + */ + ZPL_DEF /*zpl_string*/char * zpl_path_dirlist(zpl_allocator alloc, char const *dirname, zpl_b32 recurse); + + /** + * Initialize dirinfo from specified path + * @param dir [description] + * @param path [description] + */ + ZPL_DEF void zpl_dirinfo_init(zpl_dir_info *dir, char const *path); + ZPL_DEF void zpl_dirinfo_free(zpl_dir_info *dir); + + /** + * Analyze the entry's dirinfo + * @param dir_entry [description] + */ + ZPL_DEF void zpl_dirinfo_step(zpl_dir_entry *dir_entry); + + + /* inlines */ + + ZPL_IMPL_INLINE zpl_b32 zpl_path_is_absolute(char const *path) { + zpl_b32 result = false; + ZPL_ASSERT_NOT_NULL(path); + #if defined(ZPL_SYSTEM_WINDOWS) + result = (zpl_strlen(path) > 2) && zpl_char_is_alpha(path[0]) && (path[1] == ':' && path[2] == ZPL_PATH_SEPARATOR); + #else + result = (zpl_strlen(path) > 0 && path[0] == ZPL_PATH_SEPARATOR); + #endif + return result; + } + + ZPL_IMPL_INLINE zpl_b32 zpl_path_is_relative(char const *path) { return !zpl_path_is_absolute(path); } + + ZPL_IMPL_INLINE zpl_b32 zpl_path_is_root(char const *path) { + zpl_b32 result = false; + ZPL_ASSERT_NOT_NULL(path); + #if defined(ZPL_SYSTEM_WINDOWS) + result = zpl_path_is_absolute(path) && (zpl_strlen(path) == 3); + #else + result = zpl_path_is_absolute(path) && (zpl_strlen(path) == 1); + #endif + return result; + } + + ZPL_IMPL_INLINE char const *zpl_path_base_name(char const *path) { + char const *ls; + ZPL_ASSERT_NOT_NULL(path); + zpl_path_fix_slashes((char *)path); + ls = zpl_char_last_occurence(path, ZPL_PATH_SEPARATOR); + return (ls == NULL) ? path : ls + 1; + } + + ZPL_IMPL_INLINE char const *zpl_path_extension(char const *path) { + char const *ld; + ZPL_ASSERT_NOT_NULL(path); + ld = zpl_char_last_occurence(path, '.'); + return (ld == NULL) ? NULL : ld + 1; + } + + ZPL_END_C_DECLS + // file: header/core/print.h + + /** @file print.c + @brief Printing methods + @defgroup print Printing methods + + Various printing methods. + @{ + */ + #ifdef ZPL_EDITOR + #include + #endif + + ZPL_BEGIN_C_DECLS + + ZPL_DEF zpl_isize zpl_printf(char const *fmt, ...); + ZPL_DEF zpl_isize zpl_printf_va(char const *fmt, va_list va); + ZPL_DEF zpl_isize zpl_printf_err(char const *fmt, ...); + ZPL_DEF zpl_isize zpl_printf_err_va(char const *fmt, va_list va); + ZPL_DEF zpl_isize zpl_fprintf(zpl_file *f, char const *fmt, ...); + ZPL_DEF zpl_isize zpl_fprintf_va(zpl_file *f, char const *fmt, va_list va); + + // NOTE: A locally persisting buffer is used internally + ZPL_DEF char *zpl_bprintf(char const *fmt, ...); + + // NOTE: A locally persisting buffer is used internally + ZPL_DEF char *zpl_bprintf_va(char const *fmt, va_list va); + + ZPL_DEF zpl_isize zpl_snprintf(char *str, zpl_isize n, char const *fmt, ...); + ZPL_DEF zpl_isize zpl_snprintf_va(char *str, zpl_isize n, char const *fmt, va_list va); + + ZPL_END_C_DECLS + // file: header/core/time.h + + /** @file time.c + @brief Time helper methods. + @defgroup time Time helpers + + Helper methods for retrieving the current time in many forms under different precisions. It also offers a simple to use timer library. + + @{ + */ + + #ifdef ZPL_EDITOR + #include + #endif + + ZPL_BEGIN_C_DECLS + + //! Return CPU timestamp. + ZPL_DEF zpl_u64 zpl_rdtsc(void); + + //! Return relative time (in seconds) since the application start. + ZPL_DEF zpl_f64 zpl_time_rel(void); + + //! Return relative time since the application start. + ZPL_DEF zpl_u64 zpl_time_rel_ms(void); + + //! Return time (in seconds) since 1601-01-01 UTC. + ZPL_DEF zpl_f64 zpl_time_utc(void); + + //! Return time since 1601-01-01 UTC. + ZPL_DEF zpl_u64 zpl_time_utc_ms(void); + + //! Return local system time since 1601-01-01 + ZPL_DEF zpl_u64 zpl_time_tz_ms(void); + + //! Return local system time in seconds since 1601-01-01 + ZPL_DEF zpl_f64 zpl_time_tz(void); + + //! Convert Win32 epoch (1601-01-01 UTC) to UNIX (1970-01-01 UTC) + ZPL_DEF_INLINE zpl_u64 zpl_time_win32_to_unix(zpl_u64 ms); + + //! Convert UNIX (1970-01-01 UTC) to Win32 epoch (1601-01-01 UTC) + ZPL_DEF_INLINE zpl_u64 zpl_time_unix_to_win32(zpl_u64 ms); + + //! Sleep for specified number of milliseconds. + ZPL_DEF void zpl_sleep_ms(zpl_u32 ms); + + //! Sleep for specified number of seconds. + ZPL_DEF_INLINE void zpl_sleep(zpl_f32 s); + + // Deprecated methods + ZPL_DEPRECATED_FOR(10.9.0, zpl_time_rel) + ZPL_DEF_INLINE zpl_f64 zpl_time_now(void); + + ZPL_DEPRECATED_FOR(10.9.0, zpl_time_utc) + ZPL_DEF_INLINE zpl_f64 zpl_utc_time_now(void); + + + #ifndef ZPL__UNIX_TO_WIN32_EPOCH + #define ZPL__UNIX_TO_WIN32_EPOCH 11644473600000ull + #endif + + ZPL_IMPL_INLINE zpl_u64 zpl_time_win32_to_unix(zpl_u64 ms) { + return ms - ZPL__UNIX_TO_WIN32_EPOCH; + } + + ZPL_IMPL_INLINE zpl_u64 zpl_time_unix_to_win32(zpl_u64 ms) { + return ms + ZPL__UNIX_TO_WIN32_EPOCH; + } + + ZPL_IMPL_INLINE void zpl_sleep(zpl_f32 s) { + zpl_sleep_ms((zpl_u32)(s * 1000)); + } + + ZPL_IMPL_INLINE zpl_f64 zpl_time_now() { + return zpl_time_rel(); + } + + ZPL_IMPL_INLINE zpl_f64 zpl_utc_time_now() { + return zpl_time_utc(); + } + + ZPL_END_C_DECLS + // file: header/core/random.h + + #ifdef ZPL_EDITOR + #include + #endif + + ZPL_BEGIN_C_DECLS + + typedef struct zpl_random { + zpl_u32 offsets[8]; + zpl_u32 value; + } zpl_random; + + // NOTE: Generates from numerous sources to produce a decent pseudo-random seed + ZPL_DEF void zpl_random_init(zpl_random *r); + ZPL_DEF zpl_u32 zpl_random_gen_u32(zpl_random *r); + ZPL_DEF zpl_u32 zpl_random_gen_u32_unique(zpl_random *r); + ZPL_DEF zpl_u64 zpl_random_gen_u64(zpl_random *r); // NOTE: (zpl_random_gen_u32() << 32) | zpl_random_gen_u32() + ZPL_DEF zpl_isize zpl_random_gen_isize(zpl_random *r); + ZPL_DEF zpl_i64 zpl_random_range_i64(zpl_random *r, zpl_i64 lower_inc, zpl_i64 higher_inc); + ZPL_DEF zpl_isize zpl_random_range_isize(zpl_random *r, zpl_isize lower_inc, zpl_isize higher_inc); + ZPL_DEF zpl_f64 zpl_random_range_f64(zpl_random *r, zpl_f64 lower_inc, zpl_f64 higher_inc); + + ZPL_END_C_DECLS + // file: header/core/misc.h + + /** @file misc.c + @brief Various other stuff + @defgroup misc Various other stuff + + Methods that don't belong anywhere but are still very useful in many occasions. + + @{ + */ + #ifdef ZPL_EDITOR + #include + #endif + + ZPL_BEGIN_C_DECLS + + ZPL_DEF void zpl_exit(zpl_u32 code); + ZPL_DEF void zpl_yield(void); + + //! Returns allocated buffer + ZPL_DEF const char *zpl_get_env(const char *name); + ZPL_DEF const char *zpl_get_env_buf(const char *name); + ZPL_DEF zpl_string zpl_get_env_str(const char *name); + ZPL_DEF void zpl_set_env(const char *name, const char *value); + ZPL_DEF void zpl_unset_env(const char *name); + + ZPL_DEF zpl_u32 zpl_system_command(const char *command, zpl_usize buffer_len, char *buffer); + ZPL_DEF zpl_string zpl_system_command_str(const char *command, zpl_allocator backing); + + ZPL_DEF_INLINE zpl_u16 zpl_endian_swap16(zpl_u16 i); + ZPL_DEF_INLINE zpl_u32 zpl_endian_swap32(zpl_u32 i); + ZPL_DEF_INLINE zpl_u64 zpl_endian_swap64(zpl_u64 i); + + ZPL_DEF_INLINE zpl_isize zpl_count_set_bits(zpl_u64 mask); + + //! @} + //$$ + + ZPL_IMPL_INLINE zpl_u16 zpl_endian_swap16(zpl_u16 i) { + return (i>>8) | (i<<8); + } + + ZPL_IMPL_INLINE zpl_u32 zpl_endian_swap32(zpl_u32 i) { + return (i>>24) |(i<<24) | + ((i&0x00ff0000u)>>8) | ((i&0x0000ff00u)<<8); + } + + ZPL_IMPL_INLINE zpl_u64 zpl_endian_swap64(zpl_u64 i) { + return (i>>56) | (i<<56) | + ((i&0x00ff000000000000ull)>>40) | ((i&0x000000000000ff00ull)<<40) | + ((i&0x0000ff0000000000ull)>>24) | ((i&0x0000000000ff0000ull)<<24) | + ((i&0x000000ff00000000ull)>>8) | ((i&0x00000000ff000000ull)<<8); + } + + ZPL_IMPL_INLINE zpl_i32 zpl_next_pow2(zpl_i32 x) { + x--; + x |= x >> 1; + x |= x >> 2; + x |= x >> 4; + x |= x >> 8; + x |= x >> 16; + return x + 1; + } + + ZPL_IMPL_INLINE void zpl_bit_set(zpl_u32* x, zpl_u32 bit) { *x = *x | (1 << bit); } + ZPL_IMPL_INLINE zpl_b8 zpl_bit_get(zpl_u32 x, zpl_u32 bit) { return (x & (1 << bit)); } + ZPL_IMPL_INLINE void zpl_bit_reset(zpl_u32* x, zpl_u32 bit) { *x = *x & ~(1 << bit); } + + ZPL_IMPL_INLINE zpl_isize zpl_count_set_bits(zpl_u64 mask) { + zpl_isize count = 0; + while (mask) { + count += (mask & 1); + mask >>= 1; + } + return count; + } + + ZPL_END_C_DECLS + // file: header/core/sort.h + + /** @file sort.c + @brief Sorting and searching methods. + @defgroup sort Sorting and searching + + Methods for sorting arrays using either Quick/Merge-sort combo or Radix sort. It also contains simple implementation of binary search, as well as an easy to use API to define your own comparators. + + @{ + */ + #ifdef ZPL_EDITOR + #include + #endif + + ZPL_BEGIN_C_DECLS + + #define ZPL_COMPARE_PROC(name) int name(void const *a, void const *b) + typedef ZPL_COMPARE_PROC(zpl_compare_proc); + + #define ZPL_COMPARE_PROC_PTR(def) ZPL_COMPARE_PROC((*def)) + + // Procedure pointers + // NOTE: The offset parameter specifies the offset in the structure + // e.g. zpl_i32_cmp(zpl_offset_of(Thing, value)) + // Use 0 if it's just the type instead. + + ZPL_DEF ZPL_COMPARE_PROC_PTR(i16_cmp(zpl_isize offset)); + ZPL_DEF ZPL_COMPARE_PROC_PTR(u8_cmp(zpl_isize offset)); + ZPL_DEF ZPL_COMPARE_PROC_PTR(i32_cmp(zpl_isize offset)); + ZPL_DEF ZPL_COMPARE_PROC_PTR(i64_cmp(zpl_isize offset)); + ZPL_DEF ZPL_COMPARE_PROC_PTR(isize_cmp(zpl_isize offset)); + ZPL_DEF ZPL_COMPARE_PROC_PTR(str_cmp(zpl_isize offset)); + ZPL_DEF ZPL_COMPARE_PROC_PTR(f32_cmp(zpl_isize offset)); + ZPL_DEF ZPL_COMPARE_PROC_PTR(f64_cmp(zpl_isize offset)); + + // TODO: Better sorting algorithms + + //! Sorts an array. + + //! Uses quick sort for large arrays but insertion sort for small ones. + #define zpl_sort_array(array, count, compare_proc) zpl_sort(array, count, zpl_size_of(*(array)), compare_proc) + + //! Perform sorting operation on a memory location with a specified item count and size. + ZPL_DEF void zpl_sort(void *base, zpl_isize count, zpl_isize size, zpl_compare_proc compare_proc); + + // NOTE: the count of temp == count of items + #define zpl_radix_sort(Type) zpl_radix_sort_##Type + #define ZPL_RADIX_SORT_PROC(Type) void zpl_radix_sort(Type)(zpl_##Type * items, zpl_##Type * temp, zpl_isize count) + + ZPL_DEF ZPL_RADIX_SORT_PROC(u8); + ZPL_DEF ZPL_RADIX_SORT_PROC(u16); + ZPL_DEF ZPL_RADIX_SORT_PROC(u32); + ZPL_DEF ZPL_RADIX_SORT_PROC(u64); + + //! Performs binary search on an array. + + //! Returns index or -1 if not found + #define zpl_binary_search_array(array, count, key, compare_proc) \ + zpl_binary_search(array, count, zpl_size_of(*(array)), key, compare_proc) + + //! Performs binary search on a memory location with specified item count and size. + ZPL_DEF_INLINE zpl_isize zpl_binary_search(void const *base, zpl_isize count, zpl_isize size, void const *key, + zpl_compare_proc compare_proc); + + #define zpl_shuffle_array(array, count) zpl_shuffle(array, count, zpl_size_of(*(array))) + + //! Shuffles a memory. + ZPL_DEF void zpl_shuffle(void *base, zpl_isize count, zpl_isize size); + + #define zpl_reverse_array(array, count) zpl_reverse(array, count, zpl_size_of(*(array))) + + //! Reverses memory's contents + ZPL_DEF void zpl_reverse(void *base, zpl_isize count, zpl_isize size); + + //! @} + + + ZPL_IMPL_INLINE zpl_isize zpl_binary_search(void const *base, zpl_isize count, zpl_isize size, void const *key, + zpl_compare_proc compare_proc) { + zpl_isize start = 0; + zpl_isize end = count; + + while (start < end) { + zpl_isize mid = start + (end - start) / 2; + zpl_isize result = compare_proc(key, cast(zpl_u8 *) base + mid * size); + if (result < 0) + end = mid; + else if (result > 0) + start = mid + 1; + else + return mid; + } + + return -1; + } + + ZPL_END_C_DECLS #endif - ZPL_BEGIN_C_DECLS + #if defined(ZPL_MODULE_TIMER) + // file: header/timer.h - //! Debug mode + #ifdef ZPL_EDITOR + #include + #endif - #ifdef ZPL_JSON_DEBUG - #define ZPL_JSON_ASSERT ZPL_ASSERT(0) - #else - #define ZPL_JSON_ASSERT + ZPL_BEGIN_C_DECLS + + typedef void (*zpl_timer_cb)(void *data); + + //! Timer data structure + typedef struct zpl_timer { + zpl_timer_cb callback; + zpl_b32 enabled; + zpl_i32 remaining_calls; + zpl_i32 initial_calls; + zpl_f64 next_call_ts; + zpl_f64 duration; + void *user_data; + } zpl_timer; + + typedef zpl_timer *zpl_timer_pool; ///< zpl_array + + //! Initialize timer pool. + #define zpl_timer_init(pool, allocator) zpl_array_init(pool, allocator) + + //! Add new timer to pool and return it. + ZPL_DEF zpl_timer *zpl_timer_add(zpl_timer_pool pool); + + //! Perform timer pool update. + + //! Traverse over all timers and update them accordingly. Should be called by Main Thread in a tight loop. + ZPL_DEF void zpl_timer_update(zpl_timer_pool pool); + + //! Set up timer. + + //! Set up timer with specific options. + //! @param timer + //! @param duration How long/often to fire a timer. + //! @param count How many times we fire a timer. Use -1 for infinity. + //! @param callback A method to execute once a timer triggers. + ZPL_DEF void zpl_timer_set(zpl_timer *timer, zpl_f64 /* microseconds */ duration, zpl_i32 /* -1 for INFINITY */ count, + zpl_timer_cb callback); + + //! Start timer with specified delay. + ZPL_DEF void zpl_timer_start(zpl_timer *timer, zpl_f64 delay_start); + + //! Stop timer and prevent it from triggering. + ZPL_DEF void zpl_timer_stop(zpl_timer *timer); + + ZPL_END_C_DECLS #endif - //! JSON object types - typedef enum zpl_json_type { - ZPL_JSON_TYPE_OBJECT, - ZPL_JSON_TYPE_STRING, - ZPL_JSON_TYPE_MULTISTRING, - ZPL_JSON_TYPE_ARRAY, - ZPL_JSON_TYPE_INTEGER, - ZPL_JSON_TYPE_REAL, - ZPL_JSON_TYPE_CONSTANT - } zpl_json_type; + #if defined(ZPL_MODULE_HASHING) + // file: header/hashing.h - //! Field value properties - typedef enum zpl_json_props { - ZPL_JSON_PROPS_NONE = 0, - ZPL_JSON_PROPS_NAN = 1, - ZPL_JSON_PROPS_NAN_NEG = 2, - ZPL_JSON_PROPS_INFINITY = 3, - ZPL_JSON_PROPS_INFINITY_NEG = 4, - ZPL_JSON_PROPS_IS_EXP = 5, - ZPL_JSON_PROPS_IS_HEX = 6, + /** @file hashing.c + @brief Hashing and Checksum Functions + @defgroup hashing Hashing and Checksum Functions - // Used internally so that people can fill in real numbers for JSON files they plan to write. - ZPL_JSON_PROPS_IS_PARSED_REAL = 7, - } zpl_json_props; + Several hashing methods used by ZPL internally but possibly useful outside of it. Contains: adler32, crc32/64, fnv32/64/a and murmur32/64 - //! Value constants - typedef enum zpl_json_const { - ZPL_JSON_CONST_FALSE, - ZPL_JSON_CONST_TRUE, - ZPL_JSON_CONST_NULL, - } zpl_json_const; + @{ + */ - // TODO(ZaKlaus): Error handling - //! Parser error types - typedef enum zpl_json_error { - ZPL_JSON_ERROR_NONE, - ZPL_JSON_ERROR_INVALID_NAME, - ZPL_JSON_ERROR_INVALID_VALUE, - ZPL_JSON_ERROR_OBJECT_OR_SOURCE_WAS_NULL, - } zpl_json_error; + #ifdef ZPL_EDITOR + #include + #endif - //! Field name decoration style - typedef enum zpl_json_naming_style { - ZPL_JSON_NAME_STYLE_DOUBLE_QUOTE, - ZPL_JSON_NAME_STYLE_SINGLE_QUOTE, - ZPL_JSON_NAME_STYLE_NO_QUOTES, - } zpl_json_naming_style; + ZPL_BEGIN_C_DECLS - //! Field value assign style - typedef enum zpl_json_assign_style { - ZPL_JSON_ASSIGN_STYLE_COLON, - ZPL_JSON_ASSIGN_STYLE_EQUALS, - ZPL_JSON_ASSIGN_STYLE_LINE, - } zpl_json_assign_style; + ZPL_DEF zpl_u32 zpl_adler32(void const *data, zpl_isize len); - //! Field delimiter style - typedef enum zpl_json_delim_style { - ZPL_JSON_DELIM_STYLE_COMMA, - ZPL_JSON_DELIM_STYLE_LINE, - ZPL_JSON_DELIM_STYLE_NEWLINE, - } zpl_json_delim_style; + ZPL_DEF zpl_u32 zpl_crc32(void const *data, zpl_isize len); + ZPL_DEF zpl_u64 zpl_crc64(void const *data, zpl_isize len); - #define zpl_json_object zpl_json_object + // These use FNV-1 algorithm + ZPL_DEF zpl_u32 zpl_fnv32(void const *data, zpl_isize len); + ZPL_DEF zpl_u64 zpl_fnv64(void const *data, zpl_isize len); + ZPL_DEF zpl_u32 zpl_fnv32a(void const *data, zpl_isize len); + ZPL_DEF zpl_u64 zpl_fnv64a(void const *data, zpl_isize len); - //! JSON object definition. - typedef struct zpl_json_object { - zpl_allocator backing; - char *name; - zpl_u8 type :6; - zpl_u8 name_style :2; - zpl_u8 props :7; - zpl_u8 cfg_mode :1; - zpl_u8 assign_style:4; - zpl_u8 delim_style :4; - zpl_u8 delim_line_width; + ZPL_DEF zpl_u8 *zpl_base64_encode(zpl_allocator a, void const *data, zpl_isize len); + ZPL_DEF zpl_u8 *zpl_base64_decode(zpl_allocator a, void const *data, zpl_isize len); - union { - struct zpl_json_object *nodes; ///< zpl_array - zpl_i64 integer; - char *string; + //! Based on MurmurHash3 + ZPL_DEF zpl_u32 zpl_murmur32_seed(void const *data, zpl_isize len, zpl_u32 seed); - struct { + //! Based on MurmurHash2 + ZPL_DEF zpl_u64 zpl_murmur64_seed(void const *data, zpl_isize len, zpl_u64 seed); + + //! Default seed of 0x9747b28c + ZPL_DEF_INLINE zpl_u32 zpl_murmur32(void const *data, zpl_isize len); + + //! Default seed of 0x9747b28c + ZPL_DEF_INLINE zpl_u64 zpl_murmur64(void const *data, zpl_isize len); + + //! @} + + ZPL_IMPL_INLINE zpl_u32 zpl_murmur32(void const *data, zpl_isize len) { return zpl_murmur32_seed(data, len, 0x9747b28c); } + ZPL_IMPL_INLINE zpl_u64 zpl_murmur64(void const *data, zpl_isize len) { return zpl_murmur64_seed(data, len, 0x9747b28c); } + + ZPL_END_C_DECLS + #endif + + #if defined(ZPL_MODULE_REGEX) + // file: header/regex.h + + /** @file regex.c + @brief Regular expressions parser. + @defgroup regex Regex processor + + Port of gb_regex with several bugfixes applied. This is a simple regex library and is fast to perform. + + Supported Matching: + @n ^ - Beginning of string + @n $ - End of string + @n . - Match one (anything) + @n | - Branch (or) + @n () - Capturing group + @n [] - Any character included in set + @n [^] - Any character excluded from set + @n + - One or more (greedy) + @n +? - One or more (non-greedy) + @n * - Zero or more (greedy) + @n *? - Zero or more (non-greedy) + @n ? - Zero or once + @n [BACKSLASH]XX - Hex decimal digit (must be 2 digits) + @n [BACKSLASH]meta - Meta character + @n [BACKSLASH]s - Whitespace + @n [BACKSLASH]S - Not whitespace + @n [BACKSLASH]d - Digit + @n [BACKSLASH]D - Not digit + @n [BACKSLASH]a - Alphabetic character + @n [BACKSLASH]l - Lower case letter + @n [BACKSLASH]u - Upper case letter + @n [BACKSLASH]w - Word + @n [BACKSLASH]W - Not word + @n [BACKSLASH]x - Hex Digit + @n [BACKSLASH]p - Printable ASCII character + @n --Whitespace-- + @n [BACKSLASH]t - Tab + @n [BACKSLASH]n - New line + @n [BACKSLASH]r - Return carriage + @n [BACKSLASH]v - Vertical Tab + @n [BACKSLASH]f - Form feed + + @{ + */ + #ifdef ZPL_EDITOR + #include + #endif + + ZPL_BEGIN_C_DECLS + + typedef struct zpl_re { + zpl_allocator backing; + zpl_isize capture_count; + char *buf; + zpl_isize buf_len, buf_cap; + zpl_b32 can_realloc; + } zpl_re; + + typedef struct zpl_re_capture { + char const *str; + zpl_isize len; + } zpl_re_capture; + + #define zplRegexError zpl_regex_error + typedef enum zpl_regex_error { + ZPL_RE_ERROR_NONE, + ZPL_RE_ERROR_NO_MATCH, + ZPL_RE_ERROR_TOO_LONG, + ZPL_RE_ERROR_MISMATCHED_CAPTURES, + ZPL_RE_ERROR_MISMATCHED_BLOCKS, + ZPL_RE_ERROR_BRANCH_FAILURE, + ZPL_RE_ERROR_INVALID_QUANTIFIER, + ZPL_RE_ERROR_INTERNAL_FAILURE, + } zpl_regex_error; + + //! Compile regex pattern. + ZPL_DEF zpl_regex_error zpl_re_compile(zpl_re *re, zpl_allocator backing, char const *pattern, zpl_isize pattern_len); + + //! Compile regex pattern using a buffer. + ZPL_DEF zpl_regex_error zpl_re_compile_from_buffer(zpl_re *re, char const *pattern, zpl_isize pattern_len, void *buffer, zpl_isize buffer_len); + + //! Destroy regex object. + ZPL_DEF void zpl_re_destroy(zpl_re *re); + + //! Retrieve number of retrievable captures. + ZPL_DEF zpl_isize zpl_re_capture_count(zpl_re *re); + + //! Match input string and output captures of the occurence. + ZPL_DEF zpl_b32 zpl_re_match(zpl_re *re, char const *str, zpl_isize str_len, zpl_re_capture *captures, zpl_isize max_capture_count, zpl_isize *offset); + + //! Match all occurences in an input string and output them into captures. Array of captures is allocated on the heap and needs to be freed afterwards. + ZPL_DEF zpl_b32 zpl_re_match_all(zpl_re *re, char const *str, zpl_isize str_len, zpl_isize max_capture_count, zpl_re_capture **out_captures); + + ZPL_END_C_DECLS + #endif + + #if defined(ZPL_MODULE_DLL) + // file: header/dll.h + + /** @file dll.c + @brief DLL Handling + @defgroup dll DLL handling + + @{ + */ + #ifdef ZPL_EDITOR + #include + #endif + + ZPL_BEGIN_C_DECLS + + typedef void *zpl_dll_handle; + typedef void (*zpl_dll_proc)(void); + + ZPL_DEF zpl_dll_handle zpl_dll_load(char const *filepath); + ZPL_DEF void zpl_dll_unload(zpl_dll_handle dll); + ZPL_DEF zpl_dll_proc zpl_dll_proc_address(zpl_dll_handle dll, char const *proc_name); + + //! @} + + ZPL_END_C_DECLS + #endif + + #if defined(ZPL_MODULE_OPTS) + // file: header/opts.h + + /** @file opts.c + @brief CLI options processor + @defgroup cli CLI options processor + + Opts is a CLI options parser, it can parse flags, switches and arguments from command line + and offers an easy way to express input errors as well as the ability to display help screen. + + @{ + */ + #ifdef ZPL_EDITOR + #include + #endif + + ZPL_BEGIN_C_DECLS + + typedef enum { + ZPL_OPTS_STRING, + ZPL_OPTS_FLOAT, + ZPL_OPTS_FLAG, + ZPL_OPTS_INT, + } zpl_opts_types; + + typedef struct { + char const *name, *lname, *desc; + zpl_u8 type; + zpl_b32 met, pos; + + //! values + union { + zpl_string text; + zpl_i64 integer; zpl_f64 real; - zpl_i32 base; - zpl_i32 base2; - zpl_i32 base2_offset; - zpl_i32 exp; - zpl_u8 exp_neg :1; - zpl_u8 lead_digit:1; }; - zpl_u8 constant; - }; - } zpl_json_object; + } zpl_opts_entry; - //! Parses JSON5/SJSON text. + typedef enum { + ZPL_OPTS_ERR_VALUE, + ZPL_OPTS_ERR_OPTION, + ZPL_OPTS_ERR_EXTRA_VALUE, + ZPL_OPTS_ERR_MISSING_VALUE, + } zpl_opts_err_type; - //! This method takes text form of JSON document as a source and parses its contents into JSON object structure we can work with. It also optionally handles comments that usually appear in documents used for configuration. - //! @param root JSON object we store data to. - //! @param len Text length. (reserved) - //! @param source Text to be processed. This string will be modified during the process! - //! @param allocator Memory allocator to use. (ex. zpl_heap()) - //! @param handle_comments Whether to handle possible comments or not. Note that if we won't handle comments in a document containing them, the parser will error out. See remark in source code. - //! @param err_code Variable we will store error code in. - ZPL_DEF void zpl_json_parse(zpl_json_object *root, zpl_usize len, char *source, zpl_allocator allocator, zpl_b32 handle_comments, - zpl_u8 *err_code); + typedef struct { + char *val; + zpl_u8 type; + } zpl_opts_err; - //! Exports JSON5 document into text form and outputs it into a file. + typedef struct { + zpl_allocator alloc; + zpl_opts_entry *entries; ///< zpl_array + zpl_opts_err *errors; ///< zpl_array + zpl_opts_entry **positioned; ///< zpl_array + char const *appname; + } zpl_opts; - //! This method takes JSON object tree and exports it into valid JSON5 form with the support of various styles that were preserved during import or set up programatically. - //! @param file File we write text to. - //! @param obj JSON object we export data from. - //! @param indent Text indentation used during export. Use 0 for root objects. - ZPL_DEF void zpl_json_write(zpl_file *file, zpl_json_object *obj, zpl_isize indent); + //! Initializes options parser. - //! Exports JSON5 document into text form and returns a zpl_string + //! Initializes CLI options parser using specified memory allocator and provided application name. + //! @param opts Options parser to initialize. + //! @param allocator Memory allocator to use. (ex. zpl_heap()) + //! @param app Application name displayed in help screen. + ZPL_DEF void zpl_opts_init(zpl_opts *opts, zpl_allocator allocator, char const *app); - //! This method takes JSON object tree and exports it into valid JSON5 form with the support of various styles that were preserved during import or set up programatically. - //! @param obj JSON object we export data from. - //! @param indent Text indentation used during export. Use 0 for root objects. - //! @return zpl_string - ZPL_DEF zpl_string zpl_json_write_string(zpl_allocator a, zpl_json_object *obj, zpl_isize indent); + //! Releases the resources used by options parser. + ZPL_DEF void zpl_opts_free(zpl_opts *opts); - //! Releases used resources by a JSON object. + //! Registers an option. - //! @param obj JSON object to free. - ZPL_DEF void zpl_json_free(zpl_json_object *obj); + //! Registers an option with its short and long name, specifies option's type and its description. + //! @param opts Options parser to add to. + //! @param lname Shorter name of option. (ex. "f") + //! @param name Full name of option. (ex. "foo") Note that rest of the module uses longer names to manipulate opts. + //! @param desc Description shown in the help screen. + //! @param type Option's type (see zpl_opts_types) + //! @see zpl_opts_types + ZPL_DEF void zpl_opts_add(zpl_opts *opts, char const *name, char const *lname, const char *desc, zpl_u8 type); - //! Searches for a JSON node within a document by its name. + //! Registers option as positional. - //! @param obj JSON object to search in. - //! @param name JSON node's name to search for. - //! @param deep_search Perform the search recursively. - ZPL_DEF zpl_json_object *zpl_json_find(zpl_json_object *obj, char const *name, zpl_b32 deep_search); + //! Registers added option as positional, so that we can pass it anonymously. Arguments are expected on the command input in the same order they were registered as. + //! @param opts + //! @param name Name of already registered option. + ZPL_DEF void zpl_opts_positional_add(zpl_opts *opts, char const *name); - //! Initializes a JSON node. + //! Compiles CLI arguments. - //! @param obj JSON node to initialize. - //! @param backing Memory allocator to use (ex. zpl_heap()) - //! @param name JSON node's name. - //! @param type JSON node's type. (See zpl_json_type) - //! @see zpl_json_type - ZPL_DEF void zpl_json_init_node(zpl_json_object *obj, zpl_allocator backing, char const *name, zpl_u8 type); + // This method takes CLI arguments as input and processes them based on rules that were set up. + //! @param opts + //! @param argc Argument count in an array. + //! @param argv Array of arguments. + ZPL_DEF zpl_b32 zpl_opts_compile(zpl_opts *opts, int argc, char **argv); - //! Adds object into JSON document at a specific index. + //! Prints out help screen. - //! Initializes and adds a JSON object into a JSON document at a specific index. - //! @param obj Root node to add to. - //! @param index Index to store at. - //! @param name JSON node's name. - //! @param type JSON node's type. (See zpl_json_type) - //! @see zpl_json_type - ZPL_DEF zpl_json_object *zpl_json_add_at(zpl_json_object *obj, zpl_isize index, char const *name, zpl_u8 type); + //! Prints out help screen with example usage of application as well as with all the flags available. + ZPL_DEF void zpl_opts_print_help(zpl_opts *opts); - //! Appends object into JSON document. + //! Prints out parsing errors. - //! Initializes and appends a JSON object into a JSON document. - //! @param obj Root node to add to. - //! @param name JSON node's name. - //! @param type JSON node's type. (See zpl_json_type) - //! @see zpl_json_type - ZPL_DEF zpl_json_object *zpl_json_add(zpl_json_object *obj, char const *name, zpl_u8 type); + //! Prints out possible errors caused by CLI input. + ZPL_DEF void zpl_opts_print_errors(zpl_opts *opts); - //! @} + //! Fetches a string from an option. - ZPL_END_C_DECLS -#endif + //! @param opts + //! @param name Name of an option. + //! @param fallback Fallback string we return if option wasn't found. + ZPL_DEF zpl_string zpl_opts_string(zpl_opts *opts, char const *name, char const *fallback); -#if defined(ZPL_MODULE_THREADING) - #if defined(ZPL_SYSTEM_UNIX) || defined(ZPL_SYSTEM_MACOS) - #include + //! Fetches a real number from an option. + + //! @param opts + //! @param name Name of an option. + //! @param fallback Fallback real number we return if option was not found. + ZPL_DEF zpl_f64 zpl_opts_real(zpl_opts *opts, char const *name, zpl_f64 fallback); + + //! Fetches an integer number from an option. + + //! @param opts + //! @param name Name of an option. + //! @param fallback Fallback integer number we return if option was not found. + ZPL_DEF zpl_i64 zpl_opts_integer(zpl_opts *opts, char const *name, zpl_i64 fallback); + + //! Checks whether an option was used. + + //! @param opts + //! @param name Name of an option. + ZPL_DEF zpl_b32 zpl_opts_has_arg(zpl_opts *opts, char const *name); + + //! Checks whether all positionals have been passed in. + ZPL_DEF zpl_b32 zpl_opts_positionals_filled(zpl_opts *opts); + + //! @} + + ZPL_END_C_DECLS #endif - #if defined(ZPL_SYSTEM_WINDOWS) + #if defined(ZPL_MODULE_PROCESS) + // file: header/process.h + + /** @file process.c + @brief Process creation and manipulation methods + @defgroup process Process creation and manipulation methods + + Gives you the ability to create a new process, wait for it to end or terminate it. + It also exposes standard I/O with configurable options. + + @{ + */ + #ifdef ZPL_EDITOR + #include + #endif + + ZPL_BEGIN_C_DECLS + // TODO(zaklaus): Add Linux support + + typedef enum { + ZPL_PR_OPTS_COMBINE_STD_OUTPUT = ZPL_BIT(1), + ZPL_PR_OPTS_INHERIT_ENV = ZPL_BIT(2), + ZPL_PR_OPTS_CUSTOM_ENV = ZPL_BIT(3), + } zpl_pr_opts; + + typedef struct { + zpl_file in, out, err; + void *f_stdin, *f_stdout, *f_stderr; + #ifdef ZPL_SYSTEM_WINDOWS + void *win32_handle; + #else + // todo + #endif + } zpl_pr; + + typedef struct { + char *con_title; + char *workdir; + + zpl_isize env_count; + char **env; // format: "var=name" + + zpl_u32 posx, posy; + zpl_u32 resx, resy; + zpl_u32 bufx, bufy; + zpl_u32 fill_attr; + zpl_u32 flags; + zpl_b32 show_window; + } zpl_pr_si; + + ZPL_DEF zpl_i32 zpl_pr_create(zpl_pr *process, const char **args, zpl_isize argc, zpl_pr_si si, zpl_pr_opts options); + ZPL_DEF void zpl_pr_destroy(zpl_pr *process); + ZPL_DEF void zpl_pr_terminate(zpl_pr *process, zpl_i32 err_code); + ZPL_DEF zpl_i32 zpl_pr_join(zpl_pr *process); + + //! @} + ZPL_END_C_DECLS + #endif + + #if defined(ZPL_MODULE_MATH) + // file: header/math.h + + /** @file math.c + @brief Math operations + @defgroup math Math operations + + OpenGL gamedev friendly library for math. + + @{ + */ + #ifdef ZPL_EDITOR + #include + #endif + + ZPL_BEGIN_C_DECLS + + typedef union zpl_vec2 { + struct { + zpl_f32 x, y; + }; + struct { + zpl_f32 s, t; + }; + zpl_f32 e[2]; + } zpl_vec2; + + typedef union zpl_vec3 { + struct { + zpl_f32 x, y, z; + }; + struct { + zpl_f32 r, g, b; + }; + struct { + zpl_f32 s, t, p; + }; + + zpl_vec2 xy; + zpl_vec2 st; + zpl_f32 e[3]; + } zpl_vec3; + + typedef union zpl_vec4 { + struct { + zpl_f32 x, y, z, w; + }; + struct { + zpl_f32 r, g, b, a; + }; + struct { + zpl_f32 s, t, p, q; + }; + struct { + zpl_vec2 xy, zw; + }; + struct { + zpl_vec2 st, pq; + }; + zpl_vec3 xyz; + zpl_vec3 rgb; + zpl_f32 e[4]; + } zpl_vec4; + + typedef union zpl_mat2 { + struct { + zpl_vec2 x, y; + }; + zpl_vec2 col[2]; + zpl_f32 e[4]; + } zpl_mat2; + + typedef union zpl_mat3 { + struct { + zpl_vec3 x, y, z; + }; + zpl_vec3 col[3]; + zpl_f32 e[9]; + } zpl_mat3; + + typedef union zpl_mat4 { + struct { + zpl_vec4 x, y, z, w; + }; + zpl_vec4 col[4]; + zpl_f32 e[16]; + } zpl_mat4; + + typedef union zpl_quat { + struct { + zpl_f32 x, y, z, w; + }; + zpl_vec4 xyzw; + zpl_vec3 xyz; + zpl_f32 e[4]; + } zpl_quat; + + typedef union zpl_plane { + struct { + zpl_f32 a, b, c, d; + }; + zpl_vec4 xyzw; + zpl_vec3 n; + zpl_f32 e[4]; + } zpl_plane; + + typedef struct zpl_frustum { + zpl_plane x1; + zpl_plane x2; + zpl_plane y1; + zpl_plane y2; + zpl_plane z1; + zpl_plane z2; + } zpl_frustum; + + typedef zpl_f32 zpl_float2[2]; + typedef zpl_f32 zpl_float3[3]; + typedef zpl_f32 zpl_float4[4]; + + typedef struct zpl_rect2 { + zpl_vec2 pos, dim; + } zpl_rect2; + typedef struct zpl_rect3 { + zpl_vec3 pos, dim; + } zpl_rect3; + + typedef struct zpl_aabb2 { + zpl_vec2 centre, half_size; + } zpl_aabb2; + typedef struct zpl_aabb3 { + zpl_vec3 centre, half_size; + } zpl_aabb3; + + typedef short zpl_half; + + #ifndef ZPL_CONSTANTS + #define ZPL_CONSTANTS + #define ZPL_EPSILON 1.19209290e-7f + #define ZPL_ZERO 0.0f + #define ZPL_ONE 1.0f + #define ZPL_TWO_THIRDS 0.666666666666666666666666666666666666667f + + #define ZPL_TAU 6.28318530717958647692528676655900576f + #define ZPL_PI 3.14159265358979323846264338327950288f + #define ZPL_ONE_OVER_TAU 0.636619772367581343075535053490057448f + #define ZPL_ONE_OVER_PI 0.159154943091895335768883763372514362f + + #define ZPL_TAU_OVER_2 3.14159265358979323846264338327950288f + #define ZPL_TAU_OVER_4 1.570796326794896619231321691639751442f + #define ZPL_TAU_OVER_8 0.785398163397448309615660845819875721f + + #define ZPL_E 2.71828182845904523536f + #define ZPL_SQRT_TWO 1.41421356237309504880168872420969808f + #define ZPL_SQRT_THREE 1.73205080756887729352744634150587236f + #define ZPL_SQRT_FIVE 2.23606797749978969640917366873127623f + + #define ZPL_LOG_TWO 0.693147180559945309417232121458176568f + #define ZPL_LOG_TEN 2.30258509299404568401799145468436421f + #endif // ZPL_CONSTANTS + + #ifndef zpl_square + #define zpl_square(x) ((x) * (x)) + #endif + + #ifndef zpl_cube + #define zpl_cube(x) ((x) * (x) * (x)) + #endif + + #ifndef zpl_sign + #define zpl_sign(x) ((x) >= 0 ? 1 : -1) + #endif + + ZPL_DEF zpl_f32 zpl_to_radians(zpl_f32 degrees); + ZPL_DEF zpl_f32 zpl_to_degrees(zpl_f32 radians); + + /* NOTE: Because to interpolate angles */ + ZPL_DEF zpl_f32 zpl_angle_diff(zpl_f32 radians_a, zpl_f32 radians_b); + + ZPL_DEF zpl_f32 zpl_copy_sign(zpl_f32 x, zpl_f32 y); + ZPL_DEF zpl_f32 zpl_remainder(zpl_f32 x, zpl_f32 y); + ZPL_DEF zpl_f32 zpl_mod(zpl_f32 x, zpl_f32 y); + ZPL_DEF zpl_f64 zpl_copy_sign64(zpl_f64 x, zpl_f64 y); + ZPL_DEF zpl_f64 zpl_floor64(zpl_f64 x); + ZPL_DEF zpl_f64 zpl_ceil64(zpl_f64 x); + ZPL_DEF zpl_f64 zpl_round64(zpl_f64 x); + ZPL_DEF zpl_f64 zpl_remainder64(zpl_f64 x, zpl_f64 y); + ZPL_DEF zpl_f64 zpl_abs64(zpl_f64 x); + ZPL_DEF zpl_f64 zpl_sign64(zpl_f64 x); + ZPL_DEF zpl_f64 zpl_mod64(zpl_f64 x, zpl_f64 y); + ZPL_DEF zpl_f32 zpl_sqrt(zpl_f32 a); + ZPL_DEF zpl_f32 zpl_rsqrt(zpl_f32 a); + ZPL_DEF zpl_f32 zpl_quake_rsqrt(zpl_f32 a); /* NOTE: It's probably better to use 1.0f/zpl_sqrt(a) + * And for simd, there is usually isqrt functions too! + */ + ZPL_DEF zpl_f32 zpl_sin(zpl_f32 radians); + ZPL_DEF zpl_f32 zpl_cos(zpl_f32 radians); + ZPL_DEF zpl_f32 zpl_tan(zpl_f32 radians); + ZPL_DEF zpl_f32 zpl_arcsin(zpl_f32 a); + ZPL_DEF zpl_f32 zpl_arccos(zpl_f32 a); + ZPL_DEF zpl_f32 zpl_arctan(zpl_f32 a); + ZPL_DEF zpl_f32 zpl_arctan2(zpl_f32 y, zpl_f32 x); + + ZPL_DEF zpl_f32 zpl_exp(zpl_f32 x); + ZPL_DEF zpl_f32 zpl_exp2(zpl_f32 x); + ZPL_DEF zpl_f32 zpl_log(zpl_f32 x); + ZPL_DEF zpl_f32 zpl_log2(zpl_f32 x); + ZPL_DEF zpl_f32 zpl_fast_exp(zpl_f32 x); /* NOTE: Only valid from -1 <= x <= +1 */ + ZPL_DEF zpl_f32 zpl_fast_exp2(zpl_f32 x); /* NOTE: Only valid from -1 <= x <= +1 */ + ZPL_DEF zpl_f32 zpl_pow(zpl_f32 x, zpl_f32 y); /* x^y */ + + ZPL_DEF zpl_f32 zpl_round(zpl_f32 x); + ZPL_DEF zpl_f32 zpl_floor(zpl_f32 x); + ZPL_DEF zpl_f32 zpl_ceil(zpl_f32 x); + + ZPL_DEF zpl_f32 zpl_half_to_float(zpl_half value); + ZPL_DEF zpl_half zpl_float_to_half(zpl_f32 value); + + ZPL_DEF zpl_vec2 zpl_vec2f_zero(void); + ZPL_DEF zpl_vec2 zpl_vec2f(zpl_f32 x, zpl_f32 y); + ZPL_DEF zpl_vec2 zpl_vec2fv(zpl_f32 x[2]); + + ZPL_DEF zpl_vec3 zpl_vec3f_zero(void); + ZPL_DEF zpl_vec3 zpl_vec3f(zpl_f32 x, zpl_f32 y, zpl_f32 z); + ZPL_DEF zpl_vec3 zpl_vec3fv(zpl_f32 x[3]); + + ZPL_DEF zpl_vec4 zpl_vec4f_zero(void); + ZPL_DEF zpl_vec4 zpl_vec4f(zpl_f32 x, zpl_f32 y, zpl_f32 z, zpl_f32 w); + ZPL_DEF zpl_vec4 zpl_vec4fv(zpl_f32 x[4]); + + ZPL_DEF zpl_f32 zpl_vec2_max(zpl_vec2 v); + ZPL_DEF zpl_f32 zpl_vec2_side(zpl_vec2 p, zpl_vec2 q, zpl_vec2 r); + ZPL_DEF void zpl_vec2_add(zpl_vec2 *d, zpl_vec2 v0, zpl_vec2 v1); + ZPL_DEF void zpl_vec2_sub(zpl_vec2 *d, zpl_vec2 v0, zpl_vec2 v1); + ZPL_DEF void zpl_vec2_mul(zpl_vec2 *d, zpl_vec2 v, zpl_f32 s); + ZPL_DEF void zpl_vec2_div(zpl_vec2 *d, zpl_vec2 v, zpl_f32 s); + + ZPL_DEF zpl_f32 zpl_vec3_max(zpl_vec3 v); + ZPL_DEF void zpl_vec3_add(zpl_vec3 *d, zpl_vec3 v0, zpl_vec3 v1); + ZPL_DEF void zpl_vec3_sub(zpl_vec3 *d, zpl_vec3 v0, zpl_vec3 v1); + ZPL_DEF void zpl_vec3_mul(zpl_vec3 *d, zpl_vec3 v, zpl_f32 s); + ZPL_DEF void zpl_vec3_div(zpl_vec3 *d, zpl_vec3 v, zpl_f32 s); + + ZPL_DEF void zpl_vec4_add(zpl_vec4 *d, zpl_vec4 v0, zpl_vec4 v1); + ZPL_DEF void zpl_vec4_sub(zpl_vec4 *d, zpl_vec4 v0, zpl_vec4 v1); + ZPL_DEF void zpl_vec4_mul(zpl_vec4 *d, zpl_vec4 v, zpl_f32 s); + ZPL_DEF void zpl_vec4_div(zpl_vec4 *d, zpl_vec4 v, zpl_f32 s); + + ZPL_DEF void zpl_vec2_addeq(zpl_vec2 *d, zpl_vec2 v); + ZPL_DEF void zpl_vec2_subeq(zpl_vec2 *d, zpl_vec2 v); + ZPL_DEF void zpl_vec2_muleq(zpl_vec2 *d, zpl_f32 s); + ZPL_DEF void zpl_vec2_diveq(zpl_vec2 *d, zpl_f32 s); + + ZPL_DEF void zpl_vec3_addeq(zpl_vec3 *d, zpl_vec3 v); + ZPL_DEF void zpl_vec3_subeq(zpl_vec3 *d, zpl_vec3 v); + ZPL_DEF void zpl_vec3_muleq(zpl_vec3 *d, zpl_f32 s); + ZPL_DEF void zpl_vec3_diveq(zpl_vec3 *d, zpl_f32 s); + + ZPL_DEF void zpl_vec4_addeq(zpl_vec4 *d, zpl_vec4 v); + ZPL_DEF void zpl_vec4_subeq(zpl_vec4 *d, zpl_vec4 v); + ZPL_DEF void zpl_vec4_muleq(zpl_vec4 *d, zpl_f32 s); + ZPL_DEF void zpl_vec4_diveq(zpl_vec4 *d, zpl_f32 s); + + ZPL_DEF zpl_f32 zpl_vec2_dot(zpl_vec2 v0, zpl_vec2 v1); + ZPL_DEF zpl_f32 zpl_vec3_dot(zpl_vec3 v0, zpl_vec3 v1); + ZPL_DEF zpl_f32 zpl_vec4_dot(zpl_vec4 v0, zpl_vec4 v1); + + ZPL_DEF void zpl_vec2_cross(zpl_f32 *d, zpl_vec2 v0, zpl_vec2 v1); + ZPL_DEF void zpl_vec3_cross(zpl_vec3 *d, zpl_vec3 v0, zpl_vec3 v1); + + ZPL_DEF zpl_f32 zpl_vec2_mag2(zpl_vec2 v); + ZPL_DEF zpl_f32 zpl_vec3_mag2(zpl_vec3 v); + ZPL_DEF zpl_f32 zpl_vec4_mag2(zpl_vec4 v); + + ZPL_DEF zpl_f32 zpl_vec2_mag(zpl_vec2 v); + ZPL_DEF zpl_f32 zpl_vec3_mag(zpl_vec3 v); + ZPL_DEF zpl_f32 zpl_vec4_mag(zpl_vec4 v); + + ZPL_DEF void zpl_vec2_norm(zpl_vec2 *d, zpl_vec2 v); + ZPL_DEF void zpl_vec3_norm(zpl_vec3 *d, zpl_vec3 v); + ZPL_DEF void zpl_vec4_norm(zpl_vec4 *d, zpl_vec4 v); + + ZPL_DEF void zpl_vec2_norm0(zpl_vec2 *d, zpl_vec2 v); + ZPL_DEF void zpl_vec3_norm0(zpl_vec3 *d, zpl_vec3 v); + ZPL_DEF void zpl_vec4_norm0(zpl_vec4 *d, zpl_vec4 v); + + ZPL_DEF void zpl_vec2_reflect(zpl_vec2 *d, zpl_vec2 i, zpl_vec2 n); + ZPL_DEF void zpl_vec3_reflect(zpl_vec3 *d, zpl_vec3 i, zpl_vec3 n); + ZPL_DEF void zpl_vec2_refract(zpl_vec2 *d, zpl_vec2 i, zpl_vec2 n, zpl_f32 eta); + ZPL_DEF void zpl_vec3_refract(zpl_vec3 *d, zpl_vec3 i, zpl_vec3 n, zpl_f32 eta); + + ZPL_DEF zpl_f32 zpl_vec2_aspect_ratio(zpl_vec2 v); + + ZPL_DEF void zpl_mat2_identity(zpl_mat2 *m); + ZPL_DEF void zpl_float22_identity(zpl_f32 m[2][2]); + + ZPL_DEF void zpl_mat2_transpose(zpl_mat2 *m); + ZPL_DEF void zpl_mat2_mul(zpl_mat2 *out, zpl_mat2 *m1, zpl_mat2 *m2); + ZPL_DEF void zpl_mat2_mul_vec2(zpl_vec2 *out, zpl_mat2 *m, zpl_vec2 in); + ZPL_DEF void zpl_mat2_inverse(zpl_mat2 *out, zpl_mat2 *in); + ZPL_DEF zpl_f32 zpl_mat2_determinate(zpl_mat2 *m); + + ZPL_DEF zpl_mat2 *zpl_mat2_v(zpl_vec2 m[2]); + ZPL_DEF zpl_mat2 *zpl_mat2_f(zpl_f32 m[2][2]); + ZPL_DEF zpl_float2 *zpl_float22_m(zpl_mat2 *m); + ZPL_DEF zpl_float2 *zpl_float22_v(zpl_vec2 m[2]); + ZPL_DEF zpl_float2 *zpl_float22_4(zpl_f32 m[4]); + + ZPL_DEF void zpl_float22_transpose(zpl_f32 (*vec)[2]); + ZPL_DEF void zpl_float22_mul(zpl_f32 (*out)[2], zpl_f32 (*mat1)[2], zpl_f32 (*mat2)[2]); + ZPL_DEF void zpl_float22_mul_vec2(zpl_vec2 *out, zpl_f32 m[2][2], zpl_vec2 in); + + ZPL_DEF void zpl_mat3_identity(zpl_mat3 *m); + ZPL_DEF void zpl_float33_identity(zpl_f32 m[3][3]); + + ZPL_DEF void zpl_mat3_transpose(zpl_mat3 *m); + ZPL_DEF void zpl_mat3_mul(zpl_mat3 *out, zpl_mat3 *m1, zpl_mat3 *m2); + ZPL_DEF void zpl_mat3_mul_vec3(zpl_vec3 *out, zpl_mat3 *m, zpl_vec3 in); + ZPL_DEF void zpl_mat3_inverse(zpl_mat3 *out, zpl_mat3 *in); + ZPL_DEF zpl_f32 zpl_mat3_determinate(zpl_mat3 *m); + + ZPL_DEF zpl_mat3 *zpl_mat3_v(zpl_vec3 m[3]); + ZPL_DEF zpl_mat3 *zpl_mat3_f(zpl_f32 m[3][3]); + + ZPL_DEF zpl_float3 *zpl_float33_m(zpl_mat3 *m); + ZPL_DEF zpl_float3 *zpl_float33_v(zpl_vec3 m[3]); + ZPL_DEF zpl_float3 *zpl_float33_9(zpl_f32 m[9]); + + ZPL_DEF void zpl_float33_transpose(zpl_f32 (*vec)[3]); + ZPL_DEF void zpl_float33_mul(zpl_f32 (*out)[3], zpl_f32 (*mat1)[3], zpl_f32 (*mat2)[3]); + ZPL_DEF void zpl_float33_mul_vec3(zpl_vec3 *out, zpl_f32 m[3][3], zpl_vec3 in); + + ZPL_DEF void zpl_mat4_identity(zpl_mat4 *m); + ZPL_DEF void zpl_float44_identity(zpl_f32 m[4][4]); + ZPL_DEF void zpl_mat4_copy(zpl_mat4* out, zpl_mat4* m); + + ZPL_DEF void zpl_mat4_transpose(zpl_mat4 *m); + ZPL_DEF void zpl_mat4_mul(zpl_mat4 *out, zpl_mat4 *m1, zpl_mat4 *m2); + ZPL_DEF void zpl_mat4_mul_vec4(zpl_vec4 *out, zpl_mat4 *m, zpl_vec4 in); + ZPL_DEF void zpl_mat4_inverse(zpl_mat4 *out, zpl_mat4 *in); + + ZPL_DEF zpl_mat4 *zpl_mat4_v(zpl_vec4 m[4]); + ZPL_DEF zpl_mat4 *zpl_mat4_f(zpl_f32 m[4][4]); + + ZPL_DEF zpl_float4 *zpl_float44_m(zpl_mat4 *m); + ZPL_DEF zpl_float4 *zpl_float44_v(zpl_vec4 m[4]); + ZPL_DEF zpl_float4 *zpl_float44_16(zpl_f32 m[16]); + + ZPL_DEF void zpl_float44_transpose(zpl_f32 (*vec)[4]); + ZPL_DEF void zpl_float44_mul(zpl_f32 (*out)[4], zpl_f32 (*mat1)[4], zpl_f32 (*mat2)[4]); + ZPL_DEF void zpl_float44_mul_vec4(zpl_vec4 *out, zpl_f32 m[4][4], zpl_vec4 in); + + ZPL_DEF void zpl_mat4_translate(zpl_mat4 *out, zpl_vec3 v); + ZPL_DEF void zpl_mat4_rotate(zpl_mat4 *out, zpl_vec3 v, zpl_f32 angle_radians); + ZPL_DEF void zpl_mat4_scale(zpl_mat4 *out, zpl_vec3 v); + ZPL_DEF void zpl_mat4_scalef(zpl_mat4 *out, zpl_f32 s); + ZPL_DEF void zpl_mat4_ortho2d(zpl_mat4 *out, zpl_f32 left, zpl_f32 right, zpl_f32 bottom, zpl_f32 top); + ZPL_DEF void zpl_mat4_ortho3d(zpl_mat4 *out, zpl_f32 left, zpl_f32 right, zpl_f32 bottom, zpl_f32 top, zpl_f32 z_near, zpl_f32 z_far); + ZPL_DEF void zpl_mat4_perspective(zpl_mat4 *out, zpl_f32 fovy, zpl_f32 aspect, zpl_f32 z_near, zpl_f32 z_far); + ZPL_DEF void zpl_mat4_infinite_perspective(zpl_mat4 *out, zpl_f32 fovy, zpl_f32 aspect, zpl_f32 z_near); + + ZPL_DEF void zpl_mat4_ortho2d_dx(zpl_mat4 *out, zpl_f32 left, zpl_f32 right, zpl_f32 bottom, zpl_f32 top); + ZPL_DEF void zpl_mat4_ortho3d_dx(zpl_mat4 *out, zpl_f32 left, zpl_f32 right, zpl_f32 bottom, zpl_f32 top, zpl_f32 z_near, zpl_f32 z_far); + ZPL_DEF void zpl_mat4_perspective_dx(zpl_mat4 *out, zpl_f32 fovy, zpl_f32 aspect, zpl_f32 z_near, zpl_f32 z_far); + ZPL_DEF void zpl_mat4_infinite_perspective_dx(zpl_mat4 *out, zpl_f32 fovy, zpl_f32 aspect, zpl_f32 z_near); + + ZPL_DEF void zpl_mat4_look_at(zpl_mat4 *out, zpl_vec3 eye, zpl_vec3 centre, zpl_vec3 up); + + ZPL_DEF void zpl_mat4_look_at_lh(zpl_mat4 *out, zpl_vec3 eye, zpl_vec3 centre, zpl_vec3 up); + + ZPL_DEF zpl_quat zpl_quatf(zpl_f32 x, zpl_f32 y, zpl_f32 z, zpl_f32 w); + ZPL_DEF zpl_quat zpl_quatfv(zpl_f32 e[4]); + ZPL_DEF zpl_quat zpl_quat_axis_angle(zpl_vec3 axis, zpl_f32 angle_radians); + ZPL_DEF zpl_quat zpl_quat_euler_angles(zpl_f32 pitch, zpl_f32 yaw, zpl_f32 roll); + ZPL_DEF zpl_quat zpl_quat_identity(void); + + ZPL_DEF void zpl_quat_add(zpl_quat *d, zpl_quat q0, zpl_quat q1); + ZPL_DEF void zpl_quat_sub(zpl_quat *d, zpl_quat q0, zpl_quat q1); + ZPL_DEF void zpl_quat_mul(zpl_quat *d, zpl_quat q0, zpl_quat q1); + ZPL_DEF void zpl_quat_div(zpl_quat *d, zpl_quat q0, zpl_quat q1); + + ZPL_DEF void zpl_quat_mulf(zpl_quat *d, zpl_quat q, zpl_f32 s); + ZPL_DEF void zpl_quat_divf(zpl_quat *d, zpl_quat q, zpl_f32 s); + + ZPL_DEF void zpl_quat_addeq(zpl_quat *d, zpl_quat q); + ZPL_DEF void zpl_quat_subeq(zpl_quat *d, zpl_quat q); + ZPL_DEF void zpl_quat_muleq(zpl_quat *d, zpl_quat q); + ZPL_DEF void zpl_quat_diveq(zpl_quat *d, zpl_quat q); + + ZPL_DEF void zpl_quat_muleqf(zpl_quat *d, zpl_f32 s); + ZPL_DEF void zpl_quat_diveqf(zpl_quat *d, zpl_f32 s); + + ZPL_DEF zpl_f32 zpl_quat_dot(zpl_quat q0, zpl_quat q1); + ZPL_DEF zpl_f32 zpl_quat_mag(zpl_quat q); + + ZPL_DEF void zpl_quat_norm(zpl_quat *d, zpl_quat q); + ZPL_DEF void zpl_quat_conj(zpl_quat *d, zpl_quat q); + ZPL_DEF void zpl_quat_inverse(zpl_quat *d, zpl_quat q); + + ZPL_DEF void zpl_quat_axis(zpl_vec3 *axis, zpl_quat q); + ZPL_DEF zpl_f32 zpl_quat_angle(zpl_quat q); + + ZPL_DEF zpl_f32 zpl_quat_pitch(zpl_quat q); + ZPL_DEF zpl_f32 zpl_quat_yaw(zpl_quat q); + ZPL_DEF zpl_f32 zpl_quat_roll(zpl_quat q); + + /* NOTE: Rotate v by q */ + ZPL_DEF void zpl_quat_rotate_vec3(zpl_vec3 *d, zpl_quat q, zpl_vec3 v); + ZPL_DEF void zpl_mat4_from_quat(zpl_mat4 *out, zpl_quat q); + ZPL_DEF void zpl_quat_from_mat4(zpl_quat *out, zpl_mat4 *m); + + /* Plane math. */ + ZPL_DEF zpl_f32 zpl_plane_distance(zpl_plane* p, zpl_vec3 v); + + /* Frustum culling. */ + ZPL_DEF void zpl_frustum_create(zpl_frustum* out, zpl_mat4* camera, zpl_mat4* proj); + ZPL_DEF zpl_b8 zpl_frustum_sphere_inside(zpl_frustum* frustum, zpl_vec3 center, zpl_f32 radius); + ZPL_DEF zpl_b8 zpl_frustum_point_inside(zpl_frustum* frustum, zpl_vec3 point); + ZPL_DEF zpl_b8 zpl_frustum_box_inside(zpl_frustum* frustum, zpl_aabb3 box); + + /* Interpolations */ + ZPL_DEF zpl_f32 zpl_lerp(zpl_f32 a, zpl_f32 b, zpl_f32 t); + ZPL_DEF zpl_f32 zpl_unlerp(zpl_f32 t, zpl_f32 a, zpl_f32 b); + ZPL_DEF zpl_f32 zpl_smooth_step(zpl_f32 a, zpl_f32 b, zpl_f32 t); + ZPL_DEF zpl_f32 zpl_smoother_step(zpl_f32 a, zpl_f32 b, zpl_f32 t); + + ZPL_DEF void zpl_vec2_lerp(zpl_vec2 *d, zpl_vec2 a, zpl_vec2 b, zpl_f32 t); + ZPL_DEF void zpl_vec3_lerp(zpl_vec3 *d, zpl_vec3 a, zpl_vec3 b, zpl_f32 t); + ZPL_DEF void zpl_vec4_lerp(zpl_vec4 *d, zpl_vec4 a, zpl_vec4 b, zpl_f32 t); + + ZPL_DEF void zpl_vec2_cslerp(zpl_vec2 *d, zpl_vec2 a, zpl_vec2 v0, zpl_vec2 b, zpl_vec2 v1, zpl_f32 t); + ZPL_DEF void zpl_vec3_cslerp(zpl_vec3 *d, zpl_vec3 a, zpl_vec3 v0, zpl_vec3 b, zpl_vec3 v1, zpl_f32 t); + ZPL_DEF void zpl_vec2_dcslerp(zpl_vec2 *d, zpl_vec2 a, zpl_vec2 v0, zpl_vec2 b, zpl_vec2 v1, zpl_f32 t); + ZPL_DEF void zpl_vec3_dcslerp(zpl_vec3 *d, zpl_vec3 a, zpl_vec3 v0, zpl_vec3 b, zpl_vec3 v1, zpl_f32 t); + + ZPL_DEF void zpl_quat_lerp(zpl_quat *d, zpl_quat a, zpl_quat b, zpl_f32 t); + ZPL_DEF void zpl_quat_nlerp(zpl_quat *d, zpl_quat a, zpl_quat b, zpl_f32 t); + ZPL_DEF void zpl_quat_slerp(zpl_quat *d, zpl_quat a, zpl_quat b, zpl_f32 t); + ZPL_DEF void zpl_quat_nquad(zpl_quat *d, zpl_quat p, zpl_quat a, zpl_quat b, zpl_quat q, zpl_f32 t); + ZPL_DEF void zpl_quat_squad(zpl_quat *d, zpl_quat p, zpl_quat a, zpl_quat b, zpl_quat q, zpl_f32 t); + ZPL_DEF void zpl_quat_slerp_approx(zpl_quat *d, zpl_quat a, zpl_quat b, zpl_f32 t); + ZPL_DEF void zpl_quat_squad_approx(zpl_quat *d, zpl_quat p, zpl_quat a, zpl_quat b, zpl_quat q, zpl_f32 t); + + /* Rects */ + ZPL_DEF zpl_rect2 zpl_rect2f(zpl_vec2 pos, zpl_vec2 dim); + ZPL_DEF zpl_rect3 zpl_rect3f(zpl_vec3 pos, zpl_vec3 dim); + + ZPL_DEF int zpl_rect2_contains(zpl_rect2 a, zpl_f32 x, zpl_f32 y); + ZPL_DEF int zpl_rect2_contains_vec2(zpl_rect2 a, zpl_vec2 p); + ZPL_DEF int zpl_rect2_intersects(zpl_rect2 a, zpl_rect2 b); + ZPL_DEF int zpl_rect2_intersection_result(zpl_rect2 a, zpl_rect2 b, zpl_rect2 *intersection); + + //! @} + ZPL_END_C_DECLS + #if defined(__cplusplus) + ZPL_INLINE bool operator==(zpl_vec2 a, zpl_vec2 b) { return (a.x == b.x) && (a.y == b.y); } + ZPL_INLINE bool operator!=(zpl_vec2 a, zpl_vec2 b) { return !operator==(a, b); } + + ZPL_INLINE zpl_vec2 operator+(zpl_vec2 a) { return a; } + ZPL_INLINE zpl_vec2 operator-(zpl_vec2 a) { zpl_vec2 r = {-a.x, -a.y}; return r; } + + ZPL_INLINE zpl_vec2 operator+(zpl_vec2 a, zpl_vec2 b) { zpl_vec2 r; zpl_vec2_add(&r, a, b); return r; } + ZPL_INLINE zpl_vec2 operator-(zpl_vec2 a, zpl_vec2 b) { zpl_vec2 r; zpl_vec2_sub(&r, a, b); return r; } + + ZPL_INLINE zpl_vec2 operator*(zpl_vec2 a, float scalar) { zpl_vec2 r; zpl_vec2_mul(&r, a, scalar); return r; } + ZPL_INLINE zpl_vec2 operator*(float scalar, zpl_vec2 a) { return operator*(a, scalar); } + + ZPL_INLINE zpl_vec2 operator/(zpl_vec2 a, float scalar) { return operator*(a, 1.0f/scalar); } + + /* Hadamard Product */ + ZPL_INLINE zpl_vec2 operator*(zpl_vec2 a, zpl_vec2 b) { zpl_vec2 r = {a.x*b.x, a.y*b.y}; return r; } + ZPL_INLINE zpl_vec2 operator/(zpl_vec2 a, zpl_vec2 b) { zpl_vec2 r = {a.x/b.x, a.y/b.y}; return r; } + + ZPL_INLINE zpl_vec2 &operator+=(zpl_vec2 &a, zpl_vec2 b) { return (a = a + b); } + ZPL_INLINE zpl_vec2 &operator-=(zpl_vec2 &a, zpl_vec2 b) { return (a = a - b); } + ZPL_INLINE zpl_vec2 &operator*=(zpl_vec2 &a, float scalar) { return (a = a * scalar); } + ZPL_INLINE zpl_vec2 &operator/=(zpl_vec2 &a, float scalar) { return (a = a / scalar); } + + + ZPL_INLINE bool operator==(zpl_vec3 a, zpl_vec3 b) { return (a.x == b.x) && (a.y == b.y) && (a.z == b.z); } + ZPL_INLINE bool operator!=(zpl_vec3 a, zpl_vec3 b) { return !operator==(a, b); } + + ZPL_INLINE zpl_vec3 operator+(zpl_vec3 a) { return a; } + ZPL_INLINE zpl_vec3 operator-(zpl_vec3 a) { zpl_vec3 r = {-a.x, -a.y, -a.z}; return r; } + + ZPL_INLINE zpl_vec3 operator+(zpl_vec3 a, zpl_vec3 b) { zpl_vec3 r; zpl_vec3_add(&r, a, b); return r; } + ZPL_INLINE zpl_vec3 operator-(zpl_vec3 a, zpl_vec3 b) { zpl_vec3 r; zpl_vec3_sub(&r, a, b); return r; } + + ZPL_INLINE zpl_vec3 operator*(zpl_vec3 a, float scalar) { zpl_vec3 r; zpl_vec3_mul(&r, a, scalar); return r; } + ZPL_INLINE zpl_vec3 operator*(float scalar, zpl_vec3 a) { return operator*(a, scalar); } + + ZPL_INLINE zpl_vec3 operator/(zpl_vec3 a, float scalar) { return operator*(a, 1.0f/scalar); } + + /* Hadamard Product */ + ZPL_INLINE zpl_vec3 operator*(zpl_vec3 a, zpl_vec3 b) { zpl_vec3 r = {a.x*b.x, a.y*b.y, a.z*b.z}; return r; } + ZPL_INLINE zpl_vec3 operator/(zpl_vec3 a, zpl_vec3 b) { zpl_vec3 r = {a.x/b.x, a.y/b.y, a.z/b.z}; return r; } + + ZPL_INLINE zpl_vec3 &operator+=(zpl_vec3 &a, zpl_vec3 b) { return (a = a + b); } + ZPL_INLINE zpl_vec3 &operator-=(zpl_vec3 &a, zpl_vec3 b) { return (a = a - b); } + ZPL_INLINE zpl_vec3 &operator*=(zpl_vec3 &a, float scalar) { return (a = a * scalar); } + ZPL_INLINE zpl_vec3 &operator/=(zpl_vec3 &a, float scalar) { return (a = a / scalar); } + + + ZPL_INLINE bool operator==(zpl_vec4 a, zpl_vec4 b) { return (a.x == b.x) && (a.y == b.y) && (a.z == b.z) && (a.w == b.w); } + ZPL_INLINE bool operator!=(zpl_vec4 a, zpl_vec4 b) { return !operator==(a, b); } + + ZPL_INLINE zpl_vec4 operator+(zpl_vec4 a) { return a; } + ZPL_INLINE zpl_vec4 operator-(zpl_vec4 a) { zpl_vec4 r = {-a.x, -a.y, -a.z, -a.w}; return r; } + + ZPL_INLINE zpl_vec4 operator+(zpl_vec4 a, zpl_vec4 b) { zpl_vec4 r; zpl_vec4_add(&r, a, b); return r; } + ZPL_INLINE zpl_vec4 operator-(zpl_vec4 a, zpl_vec4 b) { zpl_vec4 r; zpl_vec4_sub(&r, a, b); return r; } + + ZPL_INLINE zpl_vec4 operator*(zpl_vec4 a, float scalar) { zpl_vec4 r; zpl_vec4_mul(&r, a, scalar); return r; } + ZPL_INLINE zpl_vec4 operator*(float scalar, zpl_vec4 a) { return operator*(a, scalar); } + + ZPL_INLINE zpl_vec4 operator/(zpl_vec4 a, float scalar) { return operator*(a, 1.0f/scalar); } + + /* Hadamard Product */ + ZPL_INLINE zpl_vec4 operator*(zpl_vec4 a, zpl_vec4 b) { zpl_vec4 r = {a.x*b.x, a.y*b.y, a.z*b.z, a.w*b.w}; return r; } + ZPL_INLINE zpl_vec4 operator/(zpl_vec4 a, zpl_vec4 b) { zpl_vec4 r = {a.x/b.x, a.y/b.y, a.z/b.z, a.w/b.w}; return r; } + + ZPL_INLINE zpl_vec4 &operator+=(zpl_vec4 &a, zpl_vec4 b) { return (a = a + b); } + ZPL_INLINE zpl_vec4 &operator-=(zpl_vec4 &a, zpl_vec4 b) { return (a = a - b); } + ZPL_INLINE zpl_vec4 &operator*=(zpl_vec4 &a, float scalar) { return (a = a * scalar); } + ZPL_INLINE zpl_vec4 &operator/=(zpl_vec4 &a, float scalar) { return (a = a / scalar); } + + + ZPL_INLINE zpl_mat2 operator+(zpl_mat2 const &a, zpl_mat2 const &b) { + int i, j; + zpl_mat2 r = {0}; + for (j = 0; j < 2; j++) { + for (i = 0; i < 2; i++) + r.e[2*j+i] = a.e[2*j+i] + b.e[2*j+i]; + } + return r; + } + + ZPL_INLINE zpl_mat2 operator-(zpl_mat2 const &a, zpl_mat2 const &b) { + int i, j; + zpl_mat2 r = {0}; + for (j = 0; j < 2; j++) { + for (i = 0; i < 2; i++) + r.e[2*j+i] = a.e[2*j+i] - b.e[2*j+i]; + } + return r; + } + + ZPL_INLINE zpl_mat2 operator*(zpl_mat2 const &a, zpl_mat2 const &b) { zpl_mat2 r; zpl_mat2_mul(&r, (zpl_mat2 *)&a, (zpl_mat2 *)&b); return r; } + ZPL_INLINE zpl_vec2 operator*(zpl_mat2 const &a, zpl_vec2 v) { zpl_vec2 r; zpl_mat2_mul_vec2(&r, (zpl_mat2 *)&a, v); return r; } + ZPL_INLINE zpl_mat2 operator*(zpl_mat2 const &a, float scalar) { + zpl_mat2 r = {0}; + int i; + for (i = 0; i < 2*2; i++) r.e[i] = a.e[i] * scalar; + return r; + } + ZPL_INLINE zpl_mat2 operator*(float scalar, zpl_mat2 const &a) { return operator*(a, scalar); } + ZPL_INLINE zpl_mat2 operator/(zpl_mat2 const &a, float scalar) { return operator*(a, 1.0f/scalar); } + + ZPL_INLINE zpl_mat2& operator+=(zpl_mat2& a, zpl_mat2 const &b) { return (a = a + b); } + ZPL_INLINE zpl_mat2& operator-=(zpl_mat2& a, zpl_mat2 const &b) { return (a = a - b); } + ZPL_INLINE zpl_mat2& operator*=(zpl_mat2& a, zpl_mat2 const &b) { return (a = a * b); } + + + + ZPL_INLINE zpl_mat3 operator+(zpl_mat3 const &a, zpl_mat3 const &b) { + int i, j; + zpl_mat3 r = {0}; + for (j = 0; j < 3; j++) { + for (i = 0; i < 3; i++) + r.e[3*j+i] = a.e[3*j+i] + b.e[3*j+i]; + } + return r; + } + + ZPL_INLINE zpl_mat3 operator-(zpl_mat3 const &a, zpl_mat3 const &b) { + int i, j; + zpl_mat3 r = {0}; + for (j = 0; j < 3; j++) { + for (i = 0; i < 3; i++) + r.e[3*j+i] = a.e[3*j+i] - b.e[3*j+i]; + } + return r; + } + + ZPL_INLINE zpl_mat3 operator*(zpl_mat3 const &a, zpl_mat3 const &b) { zpl_mat3 r; zpl_mat3_mul(&r, (zpl_mat3 *)&a, (zpl_mat3 *)&b); return r; } + ZPL_INLINE zpl_vec3 operator*(zpl_mat3 const &a, zpl_vec3 v) { zpl_vec3 r; zpl_mat3_mul_vec3(&r, (zpl_mat3 *)&a, v); return r; } + ZPL_INLINE zpl_mat3 operator*(zpl_mat3 const &a, float scalar) { + zpl_mat3 r = {0}; + int i; + for (i = 0; i < 3*3; i++) r.e[i] = a.e[i] * scalar; + return r; + } + ZPL_INLINE zpl_mat3 operator*(float scalar, zpl_mat3 const &a) { return operator*(a, scalar); } + ZPL_INLINE zpl_mat3 operator/(zpl_mat3 const &a, float scalar) { return operator*(a, 1.0f/scalar); } + + ZPL_INLINE zpl_mat3& operator+=(zpl_mat3& a, zpl_mat3 const &b) { return (a = a + b); } + ZPL_INLINE zpl_mat3& operator-=(zpl_mat3& a, zpl_mat3 const &b) { return (a = a - b); } + ZPL_INLINE zpl_mat3& operator*=(zpl_mat3& a, zpl_mat3 const &b) { return (a = a * b); } + + + + ZPL_INLINE zpl_mat4 operator+(zpl_mat4 const &a, zpl_mat4 const &b) { + int i, j; + zpl_mat4 r = {0}; + for (j = 0; j < 4; j++) { + for (i = 0; i < 4; i++) + r.e[4*j+i] = a.e[4*j+i] + b.e[4*j+i]; + } + return r; + } + + ZPL_INLINE zpl_mat4 operator-(zpl_mat4 const &a, zpl_mat4 const &b) { + int i, j; + zpl_mat4 r = {0}; + for (j = 0; j < 4; j++) { + for (i = 0; i < 4; i++) + r.e[4*j+i] = a.e[4*j+i] - b.e[4*j+i]; + } + return r; + } + + ZPL_INLINE zpl_mat4 operator*(zpl_mat4 const &a, zpl_mat4 const &b) { zpl_mat4 r; zpl_mat4_mul(&r, (zpl_mat4 *)&a, (zpl_mat4 *)&b); return r; } + ZPL_INLINE zpl_vec4 operator*(zpl_mat4 const &a, zpl_vec4 v) { zpl_vec4 r; zpl_mat4_mul_vec4(&r, (zpl_mat4 *)&a, v); return r; } + ZPL_INLINE zpl_mat4 operator*(zpl_mat4 const &a, float scalar) { + zpl_mat4 r = {0}; + int i; + for (i = 0; i < 4*4; i++) r.e[i] = a.e[i] * scalar; + return r; + } + ZPL_INLINE zpl_mat4 operator*(float scalar, zpl_mat4 const &a) { return operator*(a, scalar); } + ZPL_INLINE zpl_mat4 operator/(zpl_mat4 const &a, float scalar) { return operator*(a, 1.0f/scalar); } + + ZPL_INLINE zpl_mat4& operator+=(zpl_mat4 &a, zpl_mat4 const &b) { return (a = a + b); } + ZPL_INLINE zpl_mat4& operator-=(zpl_mat4 &a, zpl_mat4 const &b) { return (a = a - b); } + ZPL_INLINE zpl_mat4& operator*=(zpl_mat4 &a, zpl_mat4 const &b) { return (a = a * b); } + + + + ZPL_INLINE bool operator==(zpl_quat a, zpl_quat b) { return a.xyzw == b.xyzw; } + ZPL_INLINE bool operator!=(zpl_quat a, zpl_quat b) { return !operator==(a, b); } + + ZPL_INLINE zpl_quat operator+(zpl_quat q) { return q; } + ZPL_INLINE zpl_quat operator-(zpl_quat q) { return zpl_quatf(-q.x, -q.y, -q.z, -q.w); } + + ZPL_INLINE zpl_quat operator+(zpl_quat a, zpl_quat b) { zpl_quat r; zpl_quat_add(&r, a, b); return r; } + ZPL_INLINE zpl_quat operator-(zpl_quat a, zpl_quat b) { zpl_quat r; zpl_quat_sub(&r, a, b); return r; } + + ZPL_INLINE zpl_quat operator*(zpl_quat a, zpl_quat b) { zpl_quat r; zpl_quat_mul(&r, a, b); return r; } + ZPL_INLINE zpl_quat operator*(zpl_quat q, float s) { zpl_quat r; zpl_quat_mulf(&r, q, s); return r; } + ZPL_INLINE zpl_quat operator*(float s, zpl_quat q) { return operator*(q, s); } + ZPL_INLINE zpl_quat operator/(zpl_quat q, float s) { zpl_quat r; zpl_quat_divf(&r, q, s); return r; } + + ZPL_INLINE zpl_quat &operator+=(zpl_quat &a, zpl_quat b) { zpl_quat_addeq(&a, b); return a; } + ZPL_INLINE zpl_quat &operator-=(zpl_quat &a, zpl_quat b) { zpl_quat_subeq(&a, b); return a; } + ZPL_INLINE zpl_quat &operator*=(zpl_quat &a, zpl_quat b) { zpl_quat_muleq(&a, b); return a; } + ZPL_INLINE zpl_quat &operator/=(zpl_quat &a, zpl_quat b) { zpl_quat_diveq(&a, b); return a; } + + ZPL_INLINE zpl_quat &operator*=(zpl_quat &a, float b) { zpl_quat_muleqf(&a, b); return a; } + ZPL_INLINE zpl_quat &operator/=(zpl_quat &a, float b) { zpl_quat_diveqf(&a, b); return a; } + + /* Rotate v by a */ + ZPL_INLINE zpl_vec3 operator*(zpl_quat q, zpl_vec3 v) { zpl_vec3 r; zpl_quat_rotate_vec3(&r, q, v); return r; } + #endif + #endif + + #if defined(ZPL_MODULE_JSON) + // file: header/json.h + + /** @file json.c + @brief JSON5 Parser/Writer + @defgroup json JSON5 parser/writer + + Easy to use and very fast JSON5 parser that can easily load 50 megabytes of JSON content under half a second. It also contains simple JSON5 writer and acts as a good library for handling config files. The parser also supports the **Simplified JSON (SJSON)** format. + + We can parse JSON5 files in two different modes: + @n 1) Fast way (useful for raw data), which can not handle comments and might cause parsing failure if comment is present. + @n 2) Slower way (useful for config files), which handles comments perfectly but **might** have performance impact + on bigger JSON files. (+50MiB) + @{ + */ + #ifdef ZPL_EDITOR + #include + #endif + + ZPL_BEGIN_C_DECLS + + //! Debug mode + + #ifdef ZPL_JSON_DEBUG + #define ZPL_JSON_ASSERT ZPL_ASSERT(0) + #else + #define ZPL_JSON_ASSERT + #endif + + //! JSON object types + typedef enum zpl_json_type { + ZPL_JSON_TYPE_OBJECT, + ZPL_JSON_TYPE_STRING, + ZPL_JSON_TYPE_MULTISTRING, + ZPL_JSON_TYPE_ARRAY, + ZPL_JSON_TYPE_INTEGER, + ZPL_JSON_TYPE_REAL, + ZPL_JSON_TYPE_CONSTANT + } zpl_json_type; + + //! Field value properties + typedef enum zpl_json_props { + ZPL_JSON_PROPS_NONE = 0, + ZPL_JSON_PROPS_NAN = 1, + ZPL_JSON_PROPS_NAN_NEG = 2, + ZPL_JSON_PROPS_INFINITY = 3, + ZPL_JSON_PROPS_INFINITY_NEG = 4, + ZPL_JSON_PROPS_IS_EXP = 5, + ZPL_JSON_PROPS_IS_HEX = 6, + + // Used internally so that people can fill in real numbers for JSON files they plan to write. + ZPL_JSON_PROPS_IS_PARSED_REAL = 7, + } zpl_json_props; + + //! Value constants + typedef enum zpl_json_const { + ZPL_JSON_CONST_FALSE, + ZPL_JSON_CONST_TRUE, + ZPL_JSON_CONST_NULL, + } zpl_json_const; + + // TODO(ZaKlaus): Error handling + //! Parser error types + typedef enum zpl_json_error { + ZPL_JSON_ERROR_NONE, + ZPL_JSON_ERROR_INVALID_NAME, + ZPL_JSON_ERROR_INVALID_VALUE, + ZPL_JSON_ERROR_OBJECT_OR_SOURCE_WAS_NULL, + } zpl_json_error; + + //! Field name decoration style + typedef enum zpl_json_naming_style { + ZPL_JSON_NAME_STYLE_DOUBLE_QUOTE, + ZPL_JSON_NAME_STYLE_SINGLE_QUOTE, + ZPL_JSON_NAME_STYLE_NO_QUOTES, + } zpl_json_naming_style; + + //! Field value assign style + typedef enum zpl_json_assign_style { + ZPL_JSON_ASSIGN_STYLE_COLON, + ZPL_JSON_ASSIGN_STYLE_EQUALS, + ZPL_JSON_ASSIGN_STYLE_LINE, + } zpl_json_assign_style; + + //! Field delimiter style + typedef enum zpl_json_delim_style { + ZPL_JSON_DELIM_STYLE_COMMA, + ZPL_JSON_DELIM_STYLE_LINE, + ZPL_JSON_DELIM_STYLE_NEWLINE, + } zpl_json_delim_style; + + #define zpl_json_object zpl_json_object + + //! JSON object definition. + typedef struct zpl_json_object { + zpl_allocator backing; + char *name; + zpl_u8 type :6; + zpl_u8 name_style :2; + zpl_u8 props :7; + zpl_u8 cfg_mode :1; + zpl_u8 assign_style:4; + zpl_u8 delim_style :4; + zpl_u8 delim_line_width; + + union { + struct zpl_json_object *nodes; ///< zpl_array + zpl_i64 integer; + char *string; + + struct { + zpl_f64 real; + zpl_i32 base; + zpl_i32 base2; + zpl_i32 base2_offset; + zpl_i32 exp; + zpl_u8 exp_neg :1; + zpl_u8 lead_digit:1; + }; + zpl_u8 constant; + }; + } zpl_json_object; + + //! Parses JSON5/SJSON text. + + //! This method takes text form of JSON document as a source and parses its contents into JSON object structure we can work with. It also optionally handles comments that usually appear in documents used for configuration. + //! @param root JSON object we store data to. + //! @param len Text length. (reserved) + //! @param source Text to be processed. This string will be modified during the process! + //! @param allocator Memory allocator to use. (ex. zpl_heap()) + //! @param handle_comments Whether to handle possible comments or not. Note that if we won't handle comments in a document containing them, the parser will error out. See remark in source code. + //! @param err_code Variable we will store error code in. + ZPL_DEF void zpl_json_parse(zpl_json_object *root, zpl_usize len, char *source, zpl_allocator allocator, zpl_b32 handle_comments, + zpl_u8 *err_code); + + //! Exports JSON5 document into text form and outputs it into a file. + + //! This method takes JSON object tree and exports it into valid JSON5 form with the support of various styles that were preserved during import or set up programatically. + //! @param file File we write text to. + //! @param obj JSON object we export data from. + //! @param indent Text indentation used during export. Use 0 for root objects. + ZPL_DEF void zpl_json_write(zpl_file *file, zpl_json_object *obj, zpl_isize indent); + + //! Exports JSON5 document into text form and returns a zpl_string + + //! This method takes JSON object tree and exports it into valid JSON5 form with the support of various styles that were preserved during import or set up programatically. + //! @param obj JSON object we export data from. + //! @param indent Text indentation used during export. Use 0 for root objects. + //! @return zpl_string + ZPL_DEF zpl_string zpl_json_write_string(zpl_allocator a, zpl_json_object *obj, zpl_isize indent); + + //! Releases used resources by a JSON object. + + //! @param obj JSON object to free. + ZPL_DEF void zpl_json_free(zpl_json_object *obj); + + //! Searches for a JSON node within a document by its name. + + //! @param obj JSON object to search in. + //! @param name JSON node's name to search for. + //! @param deep_search Perform the search recursively. + ZPL_DEF zpl_json_object *zpl_json_find(zpl_json_object *obj, char const *name, zpl_b32 deep_search); + + //! Initializes a JSON node. + + //! @param obj JSON node to initialize. + //! @param backing Memory allocator to use (ex. zpl_heap()) + //! @param name JSON node's name. + //! @param type JSON node's type. (See zpl_json_type) + //! @see zpl_json_type + ZPL_DEF void zpl_json_init_node(zpl_json_object *obj, zpl_allocator backing, char const *name, zpl_u8 type); + + //! Adds object into JSON document at a specific index. + + //! Initializes and adds a JSON object into a JSON document at a specific index. + //! @param obj Root node to add to. + //! @param index Index to store at. + //! @param name JSON node's name. + //! @param type JSON node's type. (See zpl_json_type) + //! @see zpl_json_type + ZPL_DEF zpl_json_object *zpl_json_add_at(zpl_json_object *obj, zpl_isize index, char const *name, zpl_u8 type); + + //! Appends object into JSON document. + + //! Initializes and appends a JSON object into a JSON document. + //! @param obj Root node to add to. + //! @param name JSON node's name. + //! @param type JSON node's type. (See zpl_json_type) + //! @see zpl_json_type + ZPL_DEF zpl_json_object *zpl_json_add(zpl_json_object *obj, char const *name, zpl_u8 type); + + //! @} + + ZPL_END_C_DECLS + #endif + + #if defined(ZPL_MODULE_THREADING) + #if defined(ZPL_SYSTEM_UNIX) || defined(ZPL_SYSTEM_MACOS) + #include + #endif + + #if defined(ZPL_SYSTEM_WINDOWS) + #if !defined(ZPL_NO_WINDOWS_H) + #ifndef WIN32_LEAN_AND_MEAN + #define NOMINMAX + #define WIN32_LEAN_AND_MEAN + #define WIN32_MEAN_AND_LEAN + #define VC_EXTRALEAN + #endif + #include + #undef NOMINMAX + #undef WIN32_LEAN_AND_MEAN + #undef WIN32_MEAN_AND_LEAN + #undef VC_EXTRALEAN + + /* prevent it from including later */ + #define ZPL_NO_WINDOWS_H + #endif + + // include errno.h for MinGW + #if defined(ZPL_COMPILER_GCC) + #include + #endif + #endif + + #if !defined(zpl_thread_local) + #if defined(_MSC_VER) && _MSC_VER >= 1300 + #define zpl_thread_local __declspec(thread) + #elif defined(__GNUC__) + #define zpl_thread_local __thread + #else + #define zpl_thread_local thread_local + #endif + #endif + + // file: header/threading/atomic.h + + // Atomics + #ifdef ZPL_EDITOR + #include + #endif + + // TODO: Be specific with memory order? + // e.g. relaxed, acquire, release, acquire_release + + #if !defined(__STDC_NO_ATOMICS__) && !defined(__cplusplus) && !defined(ZPL_COMPILER_MSVC) + # include + # define zpl_atomic(X) volatile _Atomic(X) + #else + // TODO: Fix once C++ guys bother to add C atomics to std. + //# include + # define zpl_atomic(X) volatile X /*std::atomic*/ + #endif + + #define zpl_atomicarg(X) volatile X + + ZPL_BEGIN_C_DECLS + + #if defined(ZPL_COMPILER_MSVC) + typedef struct zpl_atomic32 { zpl_atomic(zpl_i32) value; } zpl_atomic32; + typedef struct zpl_atomic64 { zpl_atomic(zpl_i64) value; } zpl_atomic64; + typedef struct zpl_atomic_ptr { zpl_atomic(void*) value; } zpl_atomic_ptr; + #else + #if defined(ZPL_ARCH_32_BIT) + #define ZPL_ATOMIC_PTR_ALIGNMENT 4 + #elif defined(ZPL_ARCH_64_BIT) + #define ZPL_ATOMIC_PTR_ALIGNMENT 8 + #else + #error Unknown architecture + #endif + + typedef struct zpl_atomic32 { zpl_atomic(zpl_i32) value; } __attribute__ ((aligned(4))) zpl_atomic32; + typedef struct zpl_atomic64 { zpl_atomic(zpl_i64) value; } __attribute__ ((aligned(8))) zpl_atomic64; + typedef struct zpl_atomic_ptr { zpl_atomic(void*) value; } __attribute__ ((aligned(ZPL_ATOMIC_PTR_ALIGNMENT))) zpl_atomic_ptr; + #endif + + ZPL_DEF zpl_i32 zpl_atomic32_load (zpl_atomic32 const *a); + ZPL_DEF void zpl_atomic32_store (zpl_atomic32 *a, zpl_atomicarg(zpl_i32) value); + ZPL_DEF zpl_i32 zpl_atomic32_compare_exchange(zpl_atomic32 *a, zpl_atomicarg(zpl_i32) expected, zpl_atomicarg(zpl_i32) desired); + ZPL_DEF zpl_i32 zpl_atomic32_exchange (zpl_atomic32 *a, zpl_atomicarg(zpl_i32) desired); + ZPL_DEF zpl_i32 zpl_atomic32_fetch_add (zpl_atomic32 *a, zpl_atomicarg(zpl_i32) operand); + ZPL_DEF zpl_i32 zpl_atomic32_fetch_and (zpl_atomic32 *a, zpl_atomicarg(zpl_i32) operand); + ZPL_DEF zpl_i32 zpl_atomic32_fetch_or (zpl_atomic32 *a, zpl_atomicarg(zpl_i32) operand); + ZPL_DEF zpl_b32 zpl_atomic32_spin_lock (zpl_atomic32 *a, zpl_isize time_out); // NOTE: time_out = -1 as default + ZPL_DEF void zpl_atomic32_spin_unlock (zpl_atomic32 *a); + ZPL_DEF zpl_b32 zpl_atomic32_try_acquire_lock(zpl_atomic32 *a); + + + ZPL_DEF zpl_i64 zpl_atomic64_load (zpl_atomic64 const *a); + ZPL_DEF void zpl_atomic64_store (zpl_atomic64 *a, zpl_atomicarg(zpl_i64) value); + ZPL_DEF zpl_i64 zpl_atomic64_compare_exchange(zpl_atomic64 *a, zpl_atomicarg(zpl_i64) expected, zpl_atomicarg(zpl_i64) desired); + ZPL_DEF zpl_i64 zpl_atomic64_exchange (zpl_atomic64 *a, zpl_atomicarg(zpl_i64) desired); + ZPL_DEF zpl_i64 zpl_atomic64_fetch_add (zpl_atomic64 *a, zpl_atomicarg(zpl_i64) operand); + ZPL_DEF zpl_i64 zpl_atomic64_fetch_and (zpl_atomic64 *a, zpl_atomicarg(zpl_i64) operand); + ZPL_DEF zpl_i64 zpl_atomic64_fetch_or (zpl_atomic64 *a, zpl_atomicarg(zpl_i64) operand); + ZPL_DEF zpl_b32 zpl_atomic64_spin_lock (zpl_atomic64 *a, zpl_isize time_out); // NOTE: time_out = -1 as default + ZPL_DEF void zpl_atomic64_spin_unlock (zpl_atomic64 *a); + ZPL_DEF zpl_b32 zpl_atomic64_try_acquire_lock(zpl_atomic64 *a); + + + ZPL_DEF void *zpl_atomic_ptr_load (zpl_atomic_ptr const *a); + ZPL_DEF void zpl_atomic_ptr_store (zpl_atomic_ptr *a, zpl_atomicarg(void *)value); + ZPL_DEF void *zpl_atomic_ptr_compare_exchange(zpl_atomic_ptr *a, zpl_atomicarg(void *)expected, zpl_atomicarg(void *)desired); + ZPL_DEF void *zpl_atomic_ptr_exchange (zpl_atomic_ptr *a, zpl_atomicarg(void *)desired); + ZPL_DEF void *zpl_atomic_ptr_fetch_add (zpl_atomic_ptr *a, zpl_atomicarg(void *)operand); + ZPL_DEF void *zpl_atomic_ptr_fetch_and (zpl_atomic_ptr *a, zpl_atomicarg(void *)operand); + ZPL_DEF void *zpl_atomic_ptr_fetch_or (zpl_atomic_ptr *a, zpl_atomicarg(void *)operand); + ZPL_DEF zpl_b32 zpl_atomic_ptr_spin_lock (zpl_atomic_ptr *a, zpl_isize time_out); // NOTE: time_out = -1 as default + ZPL_DEF void zpl_atomic_ptr_spin_unlock (zpl_atomic_ptr *a); + ZPL_DEF zpl_b32 zpl_atomic_ptr_try_acquire_lock(zpl_atomic_ptr *a); + + ZPL_END_C_DECLS + // file: header/threading/fence.h + + // Fences + #ifdef ZPL_EDITOR + #include + #endif + + ZPL_BEGIN_C_DECLS + + ZPL_DEF void zpl_yield_thread(void); + ZPL_DEF void zpl_mfence (void); + ZPL_DEF void zpl_sfence (void); + ZPL_DEF void zpl_lfence (void); + + ZPL_END_C_DECLS + // file: header/threading/sem.h + + #ifdef ZPL_EDITOR + #include + #endif + + ZPL_BEGIN_C_DECLS + + #if defined(ZPL_SYSTEM_MACOS) + #include + #elif defined(ZPL_SYSTEM_UNIX) + #include + #endif + + #if defined(ZPL_SYSTEM_WINDOWS) + typedef struct zpl_semaphore { void *win32_handle; } zpl_semaphore; + #elif defined(ZPL_SYSTEM_MACOS) + typedef struct zpl_semaphore { semaphore_t osx_handle; } zpl_semaphore; + #elif defined(ZPL_SYSTEM_UNIX) + typedef struct zpl_semaphore { sem_t unix_handle; } zpl_semaphore; + #else + #error + #endif + + ZPL_DEF void zpl_semaphore_init (zpl_semaphore *s); + ZPL_DEF void zpl_semaphore_destroy(zpl_semaphore *s); + ZPL_DEF void zpl_semaphore_post (zpl_semaphore *s, zpl_i32 count); + ZPL_DEF void zpl_semaphore_release(zpl_semaphore *s); // NOTE: zpl_semaphore_post(s, 1) + ZPL_DEF void zpl_semaphore_wait (zpl_semaphore *s); + + ZPL_END_C_DECLS + // file: header/threading/mutex.h + + #ifdef ZPL_EDITOR + #include + #endif + + ZPL_BEGIN_C_DECLS + + typedef struct zpl_mutex { + #if defined(ZPL_SYSTEM_WINDOWS) + CRITICAL_SECTION win32_critical_section; + #else + pthread_mutex_t pthread_mutex; + #endif + } zpl_mutex; + + ZPL_DEF void zpl_mutex_init (zpl_mutex *m); + ZPL_DEF void zpl_mutex_destroy (zpl_mutex *m); + ZPL_DEF void zpl_mutex_lock (zpl_mutex *m); + ZPL_DEF zpl_b32 zpl_mutex_try_lock(zpl_mutex *m); + ZPL_DEF void zpl_mutex_unlock (zpl_mutex *m); + + ZPL_END_C_DECLS + // file: header/threading/thread.h + + #ifdef ZPL_EDITOR + #include + #else + struct zpl_thread; + #endif + + ZPL_BEGIN_C_DECLS + + typedef zpl_isize (*zpl_thread_proc)(struct zpl_thread *thread); + + typedef struct zpl_thread { + #if defined(ZPL_SYSTEM_WINDOWS) + void * win32_handle; + #else + pthread_t posix_handle; + #endif + + zpl_thread_proc proc; + void * user_data; + zpl_isize user_index; + zpl_isize return_value; + + zpl_semaphore semaphore; + zpl_isize stack_size; + zpl_b32 is_running; + } zpl_thread; + + ZPL_DEF void zpl_thread_init (zpl_thread *t); + ZPL_DEF void zpl_thread_destroy (zpl_thread *t); + ZPL_DEF void zpl_thread_start (zpl_thread *t, zpl_thread_proc proc, void *data); + ZPL_DEF void zpl_thread_start_with_stack(zpl_thread *t, zpl_thread_proc proc, void *data, zpl_isize stack_size); + ZPL_DEF void zpl_thread_join (zpl_thread *t); + ZPL_DEF zpl_b32 zpl_thread_is_running (zpl_thread const *t); + ZPL_DEF zpl_u32 zpl_thread_current_id (void); + ZPL_DEF void zpl_thread_set_name (zpl_thread *t, char const *name); + + ZPL_END_C_DECLS + // file: header/threading/sync.h + + // NOTE: Thread Merge Operation + // Based on Sean Barrett's stb_sync + #ifdef ZPL_EDITOR + #include + #endif + + ZPL_BEGIN_C_DECLS + + typedef struct zpl_sync { + zpl_i32 target; // Target Number of threads + zpl_i32 current; // Threads to hit + zpl_i32 waiting; // Threads waiting + + zpl_mutex start; + zpl_mutex mutex; + zpl_semaphore release; + } zpl_sync; + + ZPL_DEF void zpl_sync_init (zpl_sync *s); + ZPL_DEF void zpl_sync_destroy (zpl_sync *s); + ZPL_DEF void zpl_sync_set_target (zpl_sync *s, zpl_i32 count); + ZPL_DEF void zpl_sync_release (zpl_sync *s); + ZPL_DEF zpl_i32 zpl_sync_reach (zpl_sync *s); + ZPL_DEF void zpl_sync_reach_and_wait(zpl_sync *s); + + ZPL_END_C_DECLS + // file: header/threading/affinity.h + + #ifdef ZPL_EDITOR + #include + #endif + + ZPL_BEGIN_C_DECLS + + #if defined(ZPL_SYSTEM_WINDOWS) || defined (ZPL_SYSTEM_CYGWIN) + + typedef struct zpl_affinity { + zpl_b32 is_accurate; + zpl_isize core_count; + zpl_isize thread_count; + + #define ZPL_WIN32_MAX_THREADS (8 * zpl_size_of(zpl_usize)) + zpl_usize core_masks[ZPL_WIN32_MAX_THREADS]; + } zpl_affinity; + + #elif defined(ZPL_SYSTEM_OSX) + + typedef struct zpl_affinity { + zpl_b32 is_accurate; + zpl_isize core_count; + zpl_isize thread_count; + zpl_isize threads_per_core; + } zpl_affinity; + + #elif defined(ZPL_SYSTEM_LINUX) || defined(ZPL_SYSTEM_FREEBSD) || defined(ZPL_SYSTEM_EMSCRIPTEN) || defined(ZPL_SYSTEM_OPENBSD) + + typedef struct zpl_affinity { + zpl_b32 is_accurate; + zpl_isize core_count; + zpl_isize thread_count; + zpl_isize threads_per_core; + } zpl_affinity; + + #else + #error TODO: Unknown system + #endif + + ZPL_DEF void zpl_affinity_init (zpl_affinity *a); + ZPL_DEF void zpl_affinity_destroy(zpl_affinity *a); + ZPL_DEF zpl_b32 zpl_affinity_set (zpl_affinity *a, zpl_isize core, zpl_isize thread); + ZPL_DEF zpl_isize zpl_affinity_thread_count_for_core(zpl_affinity *a, zpl_isize core); + + ZPL_END_C_DECLS + + #if defined(ZPL_MODULE_JOBS) + // file: header/jobs.h + + /** @file threadpool.c + @brief Job system + @defgroup jobs Job system + + This job system follows thread pool pattern to minimize the costs of thread initialization. + It reuses fixed number of threads to process variable number of jobs. + + @{ + */ + #ifdef ZPL_EDITOR + #include + #endif + + ZPL_BEGIN_C_DECLS + + typedef void (*zpl_jobs_proc)(void *data); + + #define ZPL_INVALID_JOB ZPL_U32_MAX + + typedef enum { + ZPL_JOBS_STATUS_READY, + ZPL_JOBS_STATUS_BUSY, + ZPL_JOBS_STATUS_WAITING, + ZPL_JOBS_STATUS_TERM, + } zpl_jobs_status; + + typedef struct { + zpl_jobs_proc proc; + void *data; + + zpl_f32 priority; + } zpl_thread_job; + + typedef struct { + zpl_thread thread; + zpl_atomic32 status; + zpl_u32 jobid; + void *pool; + } zpl_thread_worker; + + typedef struct { + zpl_allocator alloc; + zpl_u32 max_threads; + zpl_f32 job_spawn_treshold; + zpl_mutex access; + zpl_thread_worker *workers; ///< zpl_buffer + zpl_thread_job *jobs; ///< zpl_array + zpl_u32 *queue; ///< zpl_array + zpl_u32 *available; ///< zpl_array + } zpl_thread_pool; + + //! Initialize thread pool with specified amount of fixed threads. + ZPL_DEF void zpl_jobs_init(zpl_thread_pool *pool, zpl_allocator a, zpl_u32 max_threads); + + //! Release the resources use by thread pool. + ZPL_DEF void zpl_jobs_free(zpl_thread_pool *pool); + + //! Enqueue a job with specified data. + ZPL_DEF void zpl_jobs_enqueue(zpl_thread_pool *pool, zpl_jobs_proc proc, void *data); + + //! Enqueue a job with specific priority with specified data. + ZPL_DEF void zpl_jobs_enqueue_with_priority(zpl_thread_pool *pool, zpl_jobs_proc proc, void *data, zpl_f32 priority); + + //! Process all jobs and check all threads. Should be called by Main Thread in a tight loop. + ZPL_DEF zpl_b32 zpl_jobs_process(zpl_thread_pool *pool); + + ZPL_END_C_DECLS + #endif + + #if defined(ZPL_MODULE_COROUTINES) + // file: header/coroutines.h + + /** @file coroutines.c + @brief Coroutines module + @defgroup misc Coroutines module + + This module implements co-routines feature for C99. + + @{ + */ + /* + See test/coroutines.c for an example usage + */ + #ifdef ZPL_EDITOR + #include + #endif + + ZPL_BEGIN_C_DECLS + + #ifndef ZPL_CO_ARG_STACK_CAPACITY + #define ZPL_CO_ARG_STACK_CAPACITY 128 + #endif + + typedef enum { + ZPL_CO_READY, + ZPL_CO_ENQUEUED, + ZPL_CO_RUNNING, + ZPL_CO_WAITING, + ZPL_CO_DEAD, + } zpl_co_status; + + struct zpl_co; + + typedef void (*zpl_co_proc)(struct zpl_co *co); + + typedef struct zpl_co { + zpl_atomic32 status; + zpl_co_proc f; + void *data; // overwritten internally, use inside of co-routines + void *data_stack[ZPL_CO_ARG_STACK_CAPACITY]; + zpl_i32 data_read_idx, data_write_idx; + zpl_atomic32 resume, push_arg; + } zpl_co; + + // These methods are used to initialize the co-routine subsystem + + /** + * Initializes the coroutines subsystem + * @param a Memory allocator to be used + * @param max_threads Maximum amount of threads to use for coroutines execution + */ + ZPL_DEF void zpl_co_init(zpl_allocator a, zpl_u32 max_threads); + + /** + * Destroys the coroutines subsystem + * + * IMPORTANT: This is a blocking method that waits until all the coroutines are finished. + * Please, make sure your coroutines are correctly designed, so that you + * won't end up in an infinite loop. + */ + ZPL_DEF void zpl_co_destroy(void); + + // These methods are used by the host to create and run/resume co-routines + // Make sure the co-routine subsystem is initialized first! + + /** + * Create a paused coroutine + * @param co Coroutine reference + * @param f Coroutine method + */ + ZPL_DEF void zpl_co_make(zpl_co *co, zpl_co_proc f); + + /** + * Starts/Resumes a coroutine execution. + * + * IMPORTANT: Data you pass is stored in a stack of up to ZPL_CO_ARG_STACK_CAPACITY. + * This means that you can cause stack corruption if you + * call 'zpl_co_resume' with data passed (ZPL_CO_ARG_STACK_CAPACITY+1) times. + * Raise the number by defining ZPL_CO_ARG_STACK_CAPACITY if required. + * + * @param co Coroutine + * @param data Data we want to pass (or NULL) + */ + ZPL_DEF void zpl_co_resume(zpl_co *co, void *data); + + /** + * Is a coroutine running at the moment? + * @param co Coroutine + * @return + */ + ZPL_DEF_INLINE zpl_b32 zpl_co_running(zpl_co *co); + + /** + * Is a coroutine already finished? + * @param co Coroutine + * @return + */ + ZPL_DEF_INLINE zpl_b32 zpl_co_finished(zpl_co *co); + + /** + * Is coroutine waiting? (in yield state) + * @param co Coroutine + * @return + */ + ZPL_DEF_INLINE zpl_b32 zpl_co_waiting(zpl_co *co); + + // This method is used by the co-routine to await execution + // + + /** + * Yield the coroutine. + * + * IMPORTANT: Only to be used by the coroutine!! + * @param co Coroutine + */ + ZPL_DEF void zpl_co_yield(zpl_co *co); + + //! @} + + ZPL_IMPL_INLINE zpl_b32 zpl_co_running(zpl_co *co) { + return zpl_atomic32_load(&co->status) == ZPL_CO_RUNNING; + } + + ZPL_IMPL_INLINE zpl_b32 zpl_co_finished(zpl_co *co) { + return zpl_atomic32_load(&co->status) == ZPL_CO_DEAD; + } + + ZPL_IMPL_INLINE zpl_b32 zpl_co_waiting(zpl_co *co) { + return zpl_atomic32_load(&co->resume) == 0; + } + + ZPL_END_C_DECLS + #endif + #endif + + #if defined(ZPL_COMPILER_MSVC) + #pragma warning(pop) + #endif + + #if defined(__GCC__) || defined(__GNUC__) || defined(__clang__) + #pragma GCC diagnostic pop + #endif + + #if defined(ZPL_IMPLEMENTATION) && !defined(ZPL_IMPLEMENTATION_DONE) + #define ZPL_IMPLEMENTATION_DONE + + #if defined(__GCC__) || defined(__GNUC__) || defined(__clang__) + #pragma GCC diagnostic push + #pragma GCC diagnostic ignored "-Wattributes" + #pragma GCC diagnostic ignored "-Wunused-value" + #pragma GCC diagnostic ignored "-Wunused-function" + #pragma GCC diagnostic ignored "-Wwrite-strings" + #pragma GCC diagnostic ignored "-Wunused-parameter" + #pragma GCC diagnostic ignored "-Wdeprecated-declarations" + #pragma GCC diagnostic ignored "-Wmissing-braces" + #pragma GCC diagnostic ignored "-Wmissing-field-initializers" + #pragma GCC diagnostic ignored "-Wimplicit-fallthrough" + #pragma GCC diagnostic ignored "-Wignored-qualifiers" + #endif + + #if defined(_MSC_VER) + #pragma warning(push) + #pragma warning(disable : 4201) + #pragma warning(disable : 4996) // Disable deprecated POSIX functions warning + #pragma warning(disable : 4127) // Conditional expression is constant + #endif + + /* general purpose includes */ + + #include + + #if defined(ZPL_SYSTEM_UNIX) || defined(ZPL_SYSTEM_MACOS) + #include + #include + #elif defined(ZPL_SYSTEM_WINDOWS) #if !defined(ZPL_NO_WINDOWS_H) #ifndef WIN32_LEAN_AND_MEAN + #ifndef NOMINMAX #define NOMINMAX + #endif + #define WIN32_LEAN_AND_MEAN #define WIN32_MEAN_AND_LEAN #define VC_EXTRALEAN @@ -7063,10161 +9955,10996 @@ ZPL_END_C_DECLS #undef WIN32_LEAN_AND_MEAN #undef WIN32_MEAN_AND_LEAN #undef VC_EXTRALEAN - - /* prevent it from including later */ - #define ZPL_NO_WINDOWS_H - #endif - - // include errno.h for MinGW - #if defined(ZPL_COMPILER_GCC) - #include #endif #endif - #if !defined(zpl_thread_local) - #if defined(_MSC_VER) && _MSC_VER >= 1300 - #define zpl_thread_local __declspec(thread) - #elif defined(__GNUC__) - #define zpl_thread_local __thread - #else - #define zpl_thread_local thread_local - #endif - #endif + #if defined(ZPL_MODULE_CORE) + // file: source/core/debug.c - // file: header/threading/atomic.h - - // Atomics - #ifdef ZPL_EDITOR - #include - #endif - - // TODO: Be specific with memory order? - // e.g. relaxed, acquire, release, acquire_release - - #if !defined(__STDC_NO_ATOMICS__) && !defined(__cplusplus) && !defined(ZPL_COMPILER_MSVC) - # include - # define zpl_atomic(X) volatile _Atomic(X) - #else - // TODO: Fix once C++ guys bother to add C atomics to std. - //# include - # define zpl_atomic(X) volatile X /*std::atomic*/ - #endif - - #define zpl_atomicarg(X) volatile X - - ZPL_BEGIN_C_DECLS - - #if defined(ZPL_COMPILER_MSVC) - typedef struct zpl_atomic32 { zpl_atomic(zpl_i32) value; } zpl_atomic32; - typedef struct zpl_atomic64 { zpl_atomic(zpl_i64) value; } zpl_atomic64; - typedef struct zpl_atomic_ptr { zpl_atomic(void*) value; } zpl_atomic_ptr; - #else - #if defined(ZPL_ARCH_32_BIT) - #define ZPL_ATOMIC_PTR_ALIGNMENT 4 - #elif defined(ZPL_ARCH_64_BIT) - #define ZPL_ATOMIC_PTR_ALIGNMENT 8 - #else - #error Unknown architecture - #endif - - typedef struct zpl_atomic32 { zpl_atomic(zpl_i32) value; } __attribute__ ((aligned(4))) zpl_atomic32; - typedef struct zpl_atomic64 { zpl_atomic(zpl_i64) value; } __attribute__ ((aligned(8))) zpl_atomic64; - typedef struct zpl_atomic_ptr { zpl_atomic(void*) value; } __attribute__ ((aligned(ZPL_ATOMIC_PTR_ALIGNMENT))) zpl_atomic_ptr; - #endif - - ZPL_DEF zpl_i32 zpl_atomic32_load (zpl_atomic32 const *a); - ZPL_DEF void zpl_atomic32_store (zpl_atomic32 *a, zpl_atomicarg(zpl_i32) value); - ZPL_DEF zpl_i32 zpl_atomic32_compare_exchange(zpl_atomic32 *a, zpl_atomicarg(zpl_i32) expected, zpl_atomicarg(zpl_i32) desired); - ZPL_DEF zpl_i32 zpl_atomic32_exchange (zpl_atomic32 *a, zpl_atomicarg(zpl_i32) desired); - ZPL_DEF zpl_i32 zpl_atomic32_fetch_add (zpl_atomic32 *a, zpl_atomicarg(zpl_i32) operand); - ZPL_DEF zpl_i32 zpl_atomic32_fetch_and (zpl_atomic32 *a, zpl_atomicarg(zpl_i32) operand); - ZPL_DEF zpl_i32 zpl_atomic32_fetch_or (zpl_atomic32 *a, zpl_atomicarg(zpl_i32) operand); - ZPL_DEF zpl_b32 zpl_atomic32_spin_lock (zpl_atomic32 *a, zpl_isize time_out); // NOTE: time_out = -1 as default - ZPL_DEF void zpl_atomic32_spin_unlock (zpl_atomic32 *a); - ZPL_DEF zpl_b32 zpl_atomic32_try_acquire_lock(zpl_atomic32 *a); - - - ZPL_DEF zpl_i64 zpl_atomic64_load (zpl_atomic64 const *a); - ZPL_DEF void zpl_atomic64_store (zpl_atomic64 *a, zpl_atomicarg(zpl_i64) value); - ZPL_DEF zpl_i64 zpl_atomic64_compare_exchange(zpl_atomic64 *a, zpl_atomicarg(zpl_i64) expected, zpl_atomicarg(zpl_i64) desired); - ZPL_DEF zpl_i64 zpl_atomic64_exchange (zpl_atomic64 *a, zpl_atomicarg(zpl_i64) desired); - ZPL_DEF zpl_i64 zpl_atomic64_fetch_add (zpl_atomic64 *a, zpl_atomicarg(zpl_i64) operand); - ZPL_DEF zpl_i64 zpl_atomic64_fetch_and (zpl_atomic64 *a, zpl_atomicarg(zpl_i64) operand); - ZPL_DEF zpl_i64 zpl_atomic64_fetch_or (zpl_atomic64 *a, zpl_atomicarg(zpl_i64) operand); - ZPL_DEF zpl_b32 zpl_atomic64_spin_lock (zpl_atomic64 *a, zpl_isize time_out); // NOTE: time_out = -1 as default - ZPL_DEF void zpl_atomic64_spin_unlock (zpl_atomic64 *a); - ZPL_DEF zpl_b32 zpl_atomic64_try_acquire_lock(zpl_atomic64 *a); - - - ZPL_DEF void *zpl_atomic_ptr_load (zpl_atomic_ptr const *a); - ZPL_DEF void zpl_atomic_ptr_store (zpl_atomic_ptr *a, zpl_atomicarg(void *)value); - ZPL_DEF void *zpl_atomic_ptr_compare_exchange(zpl_atomic_ptr *a, zpl_atomicarg(void *)expected, zpl_atomicarg(void *)desired); - ZPL_DEF void *zpl_atomic_ptr_exchange (zpl_atomic_ptr *a, zpl_atomicarg(void *)desired); - ZPL_DEF void *zpl_atomic_ptr_fetch_add (zpl_atomic_ptr *a, zpl_atomicarg(void *)operand); - ZPL_DEF void *zpl_atomic_ptr_fetch_and (zpl_atomic_ptr *a, zpl_atomicarg(void *)operand); - ZPL_DEF void *zpl_atomic_ptr_fetch_or (zpl_atomic_ptr *a, zpl_atomicarg(void *)operand); - ZPL_DEF zpl_b32 zpl_atomic_ptr_spin_lock (zpl_atomic_ptr *a, zpl_isize time_out); // NOTE: time_out = -1 as default - ZPL_DEF void zpl_atomic_ptr_spin_unlock (zpl_atomic_ptr *a); - ZPL_DEF zpl_b32 zpl_atomic_ptr_try_acquire_lock(zpl_atomic_ptr *a); - - ZPL_END_C_DECLS - // file: header/threading/fence.h - - // Fences - #ifdef ZPL_EDITOR - #include - #endif - - ZPL_BEGIN_C_DECLS - - ZPL_DEF void zpl_yield_thread(void); - ZPL_DEF void zpl_mfence (void); - ZPL_DEF void zpl_sfence (void); - ZPL_DEF void zpl_lfence (void); - - ZPL_END_C_DECLS - // file: header/threading/sem.h - - #ifdef ZPL_EDITOR - #include - #endif - - ZPL_BEGIN_C_DECLS - - #if defined(ZPL_SYSTEM_MACOS) - #include - #elif defined(ZPL_SYSTEM_UNIX) - #include - #endif - - #if defined(ZPL_SYSTEM_WINDOWS) - typedef struct zpl_semaphore { void *win32_handle; } zpl_semaphore; - #elif defined(ZPL_SYSTEM_MACOS) - typedef struct zpl_semaphore { semaphore_t osx_handle; } zpl_semaphore; - #elif defined(ZPL_SYSTEM_UNIX) - typedef struct zpl_semaphore { sem_t unix_handle; } zpl_semaphore; - #else - #error - #endif - - ZPL_DEF void zpl_semaphore_init (zpl_semaphore *s); - ZPL_DEF void zpl_semaphore_destroy(zpl_semaphore *s); - ZPL_DEF void zpl_semaphore_post (zpl_semaphore *s, zpl_i32 count); - ZPL_DEF void zpl_semaphore_release(zpl_semaphore *s); // NOTE: zpl_semaphore_post(s, 1) - ZPL_DEF void zpl_semaphore_wait (zpl_semaphore *s); - - ZPL_END_C_DECLS - // file: header/threading/mutex.h - - #ifdef ZPL_EDITOR - #include - #endif - - ZPL_BEGIN_C_DECLS - - typedef struct zpl_mutex { - #if defined(ZPL_SYSTEM_WINDOWS) - CRITICAL_SECTION win32_critical_section; - #else - pthread_mutex_t pthread_mutex; - #endif - } zpl_mutex; - - ZPL_DEF void zpl_mutex_init (zpl_mutex *m); - ZPL_DEF void zpl_mutex_destroy (zpl_mutex *m); - ZPL_DEF void zpl_mutex_lock (zpl_mutex *m); - ZPL_DEF zpl_b32 zpl_mutex_try_lock(zpl_mutex *m); - ZPL_DEF void zpl_mutex_unlock (zpl_mutex *m); - - ZPL_END_C_DECLS - // file: header/threading/thread.h - - #ifdef ZPL_EDITOR - #include - #else - struct zpl_thread; - #endif - - ZPL_BEGIN_C_DECLS - - typedef zpl_isize (*zpl_thread_proc)(struct zpl_thread *thread); - - typedef struct zpl_thread { - #if defined(ZPL_SYSTEM_WINDOWS) - void * win32_handle; - #else - pthread_t posix_handle; - #endif - - zpl_thread_proc proc; - void * user_data; - zpl_isize user_index; - zpl_isize return_value; - - zpl_semaphore semaphore; - zpl_isize stack_size; - zpl_b32 is_running; - } zpl_thread; - - ZPL_DEF void zpl_thread_init (zpl_thread *t); - ZPL_DEF void zpl_thread_destroy (zpl_thread *t); - ZPL_DEF void zpl_thread_start (zpl_thread *t, zpl_thread_proc proc, void *data); - ZPL_DEF void zpl_thread_start_with_stack(zpl_thread *t, zpl_thread_proc proc, void *data, zpl_isize stack_size); - ZPL_DEF void zpl_thread_join (zpl_thread *t); - ZPL_DEF zpl_b32 zpl_thread_is_running (zpl_thread const *t); - ZPL_DEF zpl_u32 zpl_thread_current_id (void); - ZPL_DEF void zpl_thread_set_name (zpl_thread *t, char const *name); - - ZPL_END_C_DECLS - // file: header/threading/sync.h - - // NOTE: Thread Merge Operation - // Based on Sean Barrett's stb_sync - #ifdef ZPL_EDITOR - #include - #endif - - ZPL_BEGIN_C_DECLS - - typedef struct zpl_sync { - zpl_i32 target; // Target Number of threads - zpl_i32 current; // Threads to hit - zpl_i32 waiting; // Threads waiting - - zpl_mutex start; - zpl_mutex mutex; - zpl_semaphore release; - } zpl_sync; - - ZPL_DEF void zpl_sync_init (zpl_sync *s); - ZPL_DEF void zpl_sync_destroy (zpl_sync *s); - ZPL_DEF void zpl_sync_set_target (zpl_sync *s, zpl_i32 count); - ZPL_DEF void zpl_sync_release (zpl_sync *s); - ZPL_DEF zpl_i32 zpl_sync_reach (zpl_sync *s); - ZPL_DEF void zpl_sync_reach_and_wait(zpl_sync *s); - - ZPL_END_C_DECLS - // file: header/threading/affinity.h - - #ifdef ZPL_EDITOR - #include - #endif - - ZPL_BEGIN_C_DECLS - - #if defined(ZPL_SYSTEM_WINDOWS) || defined (ZPL_SYSTEM_CYGWIN) - - typedef struct zpl_affinity { - zpl_b32 is_accurate; - zpl_isize core_count; - zpl_isize thread_count; - - #define ZPL_WIN32_MAX_THREADS (8 * zpl_size_of(zpl_usize)) - zpl_usize core_masks[ZPL_WIN32_MAX_THREADS]; - } zpl_affinity; - - #elif defined(ZPL_SYSTEM_OSX) - - typedef struct zpl_affinity { - zpl_b32 is_accurate; - zpl_isize core_count; - zpl_isize thread_count; - zpl_isize threads_per_core; - } zpl_affinity; - - #elif defined(ZPL_SYSTEM_LINUX) || defined(ZPL_SYSTEM_FREEBSD) || defined(ZPL_SYSTEM_EMSCRIPTEN) || defined(ZPL_SYSTEM_OPENBSD) - - typedef struct zpl_affinity { - zpl_b32 is_accurate; - zpl_isize core_count; - zpl_isize thread_count; - zpl_isize threads_per_core; - } zpl_affinity; - - #else - #error TODO: Unknown system - #endif - - ZPL_DEF void zpl_affinity_init (zpl_affinity *a); - ZPL_DEF void zpl_affinity_destroy(zpl_affinity *a); - ZPL_DEF zpl_b32 zpl_affinity_set (zpl_affinity *a, zpl_isize core, zpl_isize thread); - ZPL_DEF zpl_isize zpl_affinity_thread_count_for_core(zpl_affinity *a, zpl_isize core); - - ZPL_END_C_DECLS - - #if defined(ZPL_MODULE_JOBS) - // file: header/jobs.h - - /** @file threadpool.c - @brief Job system - @defgroup jobs Job system - - This job system follows thread pool pattern to minimize the costs of thread initialization. - It reuses fixed number of threads to process variable number of jobs. - - @{ - */ #ifdef ZPL_EDITOR #include #endif ZPL_BEGIN_C_DECLS - typedef void (*zpl_jobs_proc)(void *data); + void zpl_assert_handler(char const *condition, char const *file, zpl_i32 line, char const *msg, ...) { + zpl_printf_err("%s:(%d): Assert Failure: ", file, line); - #define ZPL_INVALID_JOB ZPL_U32_MAX + if (condition) zpl_printf_err("`%s` ", condition); - typedef enum { - ZPL_JOBS_STATUS_READY, - ZPL_JOBS_STATUS_BUSY, - ZPL_JOBS_STATUS_WAITING, - ZPL_JOBS_STATUS_TERM, - } zpl_jobs_status; + if (msg) { + va_list va; + va_start(va, msg); + zpl_printf_err_va(msg, va); + va_end(va); + } - typedef struct { - zpl_jobs_proc proc; - void *data; + zpl_printf_err("\n"); + } - zpl_f32 priority; - } zpl_thread_job; - - typedef struct { - zpl_thread thread; - zpl_atomic32 status; - zpl_u32 jobid; - void *pool; - } zpl_thread_worker; - - typedef struct { - zpl_allocator alloc; - zpl_u32 max_threads; - zpl_f32 job_spawn_treshold; - zpl_mutex access; - zpl_thread_worker *workers; ///< zpl_buffer - zpl_thread_job *jobs; ///< zpl_array - zpl_u32 *queue; ///< zpl_array - zpl_u32 *available; ///< zpl_array - } zpl_thread_pool; - - //! Initialize thread pool with specified amount of fixed threads. - ZPL_DEF void zpl_jobs_init(zpl_thread_pool *pool, zpl_allocator a, zpl_u32 max_threads); - - //! Release the resources use by thread pool. - ZPL_DEF void zpl_jobs_free(zpl_thread_pool *pool); - - //! Enqueue a job with specified data. - ZPL_DEF void zpl_jobs_enqueue(zpl_thread_pool *pool, zpl_jobs_proc proc, void *data); - - //! Enqueue a job with specific priority with specified data. - ZPL_DEF void zpl_jobs_enqueue_with_priority(zpl_thread_pool *pool, zpl_jobs_proc proc, void *data, zpl_f32 priority); - - //! Process all jobs and check all threads. Should be called by Main Thread in a tight loop. - ZPL_DEF zpl_b32 zpl_jobs_process(zpl_thread_pool *pool); + zpl_i32 zpl_assert_crash(char const *condition) { + ZPL_PANIC(condition); + return 0; + } ZPL_END_C_DECLS - #endif + // file: source/core/memory.c - #if defined(ZPL_MODULE_COROUTINES) - // file: header/coroutines.h - - /** @file coroutines.c - @brief Coroutines module - @defgroup misc Coroutines module - - This module implements co-routines feature for C99. - - @{ - */ - /* - See test/coroutines.c for an example usage - */ #ifdef ZPL_EDITOR #include #endif + #include + ZPL_BEGIN_C_DECLS - #ifndef ZPL_CO_ARG_STACK_CAPACITY - #define ZPL_CO_ARG_STACK_CAPACITY 128 - #endif - typedef enum { - ZPL_CO_READY, - ZPL_CO_ENQUEUED, - ZPL_CO_RUNNING, - ZPL_CO_WAITING, - ZPL_CO_DEAD, - } zpl_co_status; + void zpl_memswap(void *i, void *j, zpl_isize size) { + if (i == j) return; - struct zpl_co; + if (size == 4) { + zpl_swap(zpl_u32, *cast(zpl_u32 *) i, *cast(zpl_u32 *) j); + } else if (size == 8) { + zpl_swap(zpl_u64, *cast(zpl_u64 *) i, *cast(zpl_u64 *) j); + } else if (size < 8) { + zpl_u8 *a = cast(zpl_u8 *) i; + zpl_u8 *b = cast(zpl_u8 *) j; + if (a != b) { + while (size--) { zpl_swap(zpl_u8, *a++, *b++); } + } + } else { + char buffer[256]; - typedef void (*zpl_co_proc)(struct zpl_co *co); + while (size > zpl_size_of(buffer)) { + zpl_memswap(i, j, zpl_size_of(buffer)); + i = zpl_pointer_add(i, zpl_size_of(buffer)); + j = zpl_pointer_add(j, zpl_size_of(buffer)); + size -= zpl_size_of(buffer); + } - typedef struct zpl_co { - zpl_atomic32 status; - zpl_co_proc f; - void *data; // overwritten internally, use inside of co-routines - void *data_stack[ZPL_CO_ARG_STACK_CAPACITY]; - zpl_i32 data_read_idx, data_write_idx; - zpl_atomic32 resume, push_arg; - } zpl_co; - - // These methods are used to initialize the co-routine subsystem - - /** - * Initializes the coroutines subsystem - * @param a Memory allocator to be used - * @param max_threads Maximum amount of threads to use for coroutines execution - */ - ZPL_DEF void zpl_co_init(zpl_allocator a, zpl_u32 max_threads); - - /** - * Destroys the coroutines subsystem - * - * IMPORTANT: This is a blocking method that waits until all the coroutines are finished. - * Please, make sure your coroutines are correctly designed, so that you - * won't end up in an infinite loop. - */ - ZPL_DEF void zpl_co_destroy(void); - - // These methods are used by the host to create and run/resume co-routines - // Make sure the co-routine subsystem is initialized first! - - /** - * Create a paused coroutine - * @param co Coroutine reference - * @param f Coroutine method - */ - ZPL_DEF void zpl_co_make(zpl_co *co, zpl_co_proc f); - - /** - * Starts/Resumes a coroutine execution. - * - * IMPORTANT: Data you pass is stored in a stack of up to ZPL_CO_ARG_STACK_CAPACITY. - * This means that you can cause stack corruption if you - * call 'zpl_co_resume' with data passed (ZPL_CO_ARG_STACK_CAPACITY+1) times. - * Raise the number by defining ZPL_CO_ARG_STACK_CAPACITY if required. - * - * @param co Coroutine - * @param data Data we want to pass (or NULL) - */ - ZPL_DEF void zpl_co_resume(zpl_co *co, void *data); - - /** - * Is a coroutine running at the moment? - * @param co Coroutine - * @return - */ - ZPL_DEF_INLINE zpl_b32 zpl_co_running(zpl_co *co); - - /** - * Is a coroutine already finished? - * @param co Coroutine - * @return - */ - ZPL_DEF_INLINE zpl_b32 zpl_co_finished(zpl_co *co); - - /** - * Is coroutine waiting? (in yield state) - * @param co Coroutine - * @return - */ - ZPL_DEF_INLINE zpl_b32 zpl_co_waiting(zpl_co *co); - - // This method is used by the co-routine to await execution - // - - /** - * Yield the coroutine. - * - * IMPORTANT: Only to be used by the coroutine!! - * @param co Coroutine - */ - ZPL_DEF void zpl_co_yield(zpl_co *co); - - //! @} - - ZPL_IMPL_INLINE zpl_b32 zpl_co_running(zpl_co *co) { - return zpl_atomic32_load(&co->status) == ZPL_CO_RUNNING; - } - - ZPL_IMPL_INLINE zpl_b32 zpl_co_finished(zpl_co *co) { - return zpl_atomic32_load(&co->status) == ZPL_CO_DEAD; - } - - ZPL_IMPL_INLINE zpl_b32 zpl_co_waiting(zpl_co *co) { - return zpl_atomic32_load(&co->resume) == 0; - } - - ZPL_END_C_DECLS - #endif -#endif - -#if defined(ZPL_COMPILER_MSVC) - #pragma warning(pop) -#endif - -#if defined(__GCC__) || defined(__GNUC__) || defined(__clang__) - #pragma GCC diagnostic pop -#endif - -#if defined(ZPL_IMPLEMENTATION) && !defined(ZPL_IMPLEMENTATION_DONE) -#define ZPL_IMPLEMENTATION_DONE - -#if defined(__GCC__) || defined(__GNUC__) || defined(__clang__) - #pragma GCC diagnostic push - #pragma GCC diagnostic ignored "-Wattributes" - #pragma GCC diagnostic ignored "-Wunused-value" - #pragma GCC diagnostic ignored "-Wunused-function" - #pragma GCC diagnostic ignored "-Wwrite-strings" - #pragma GCC diagnostic ignored "-Wunused-parameter" - #pragma GCC diagnostic ignored "-Wdeprecated-declarations" - #pragma GCC diagnostic ignored "-Wmissing-braces" - #pragma GCC diagnostic ignored "-Wmissing-field-initializers" - #pragma GCC diagnostic ignored "-Wimplicit-fallthrough" - #pragma GCC diagnostic ignored "-Wignored-qualifiers" -#endif - -#if defined(_MSC_VER) - #pragma warning(push) - #pragma warning(disable : 4201) - #pragma warning(disable : 4996) // Disable deprecated POSIX functions warning - #pragma warning(disable : 4127) // Conditional expression is constant -#endif - -/* general purpose includes */ - -#include - -#if defined(ZPL_SYSTEM_UNIX) || defined(ZPL_SYSTEM_MACOS) - #include - #include -#elif defined(ZPL_SYSTEM_WINDOWS) - #if !defined(ZPL_NO_WINDOWS_H) - #ifndef WIN32_LEAN_AND_MEAN - #ifndef NOMINMAX - #define NOMINMAX - #endif - - #define WIN32_LEAN_AND_MEAN - #define WIN32_MEAN_AND_LEAN - #define VC_EXTRALEAN - #endif - #include - #undef NOMINMAX - #undef WIN32_LEAN_AND_MEAN - #undef WIN32_MEAN_AND_LEAN - #undef VC_EXTRALEAN - #endif -#endif - -#if defined(ZPL_MODULE_CORE) - // file: source/core/debug.c - - #ifdef ZPL_EDITOR - #include - #endif - - ZPL_BEGIN_C_DECLS - - void zpl_assert_handler(char const *condition, char const *file, zpl_i32 line, char const *msg, ...) { - zpl_printf_err("%s:(%d): Assert Failure: ", file, line); - - if (condition) zpl_printf_err("`%s` ", condition); - - if (msg) { - va_list va; - va_start(va, msg); - zpl_printf_err_va(msg, va); - va_end(va); - } - - zpl_printf_err("\n"); - } - - zpl_i32 zpl_assert_crash(char const *condition) { - ZPL_PANIC(condition); - return 0; - } - - ZPL_END_C_DECLS - // file: source/core/memory.c - - #ifdef ZPL_EDITOR - #include - #endif - - #include - - ZPL_BEGIN_C_DECLS - - - void zpl_memswap(void *i, void *j, zpl_isize size) { - if (i == j) return; - - if (size == 4) { - zpl_swap(zpl_u32, *cast(zpl_u32 *) i, *cast(zpl_u32 *) j); - } else if (size == 8) { - zpl_swap(zpl_u64, *cast(zpl_u64 *) i, *cast(zpl_u64 *) j); - } else if (size < 8) { - zpl_u8 *a = cast(zpl_u8 *) i; - zpl_u8 *b = cast(zpl_u8 *) j; - if (a != b) { - while (size--) { zpl_swap(zpl_u8, *a++, *b++); } + zpl_memcopy(buffer, i, size); + zpl_memcopy(i, j, size); + zpl_memcopy(j, buffer, size); } - } else { - char buffer[256]; - - while (size > zpl_size_of(buffer)) { - zpl_memswap(i, j, zpl_size_of(buffer)); - i = zpl_pointer_add(i, zpl_size_of(buffer)); - j = zpl_pointer_add(j, zpl_size_of(buffer)); - size -= zpl_size_of(buffer); - } - - zpl_memcopy(buffer, i, size); - zpl_memcopy(i, j, size); - zpl_memcopy(j, buffer, size); } - } - void const *zpl_memchr(void const *data, zpl_u8 c, zpl_isize n) { - zpl_u8 const *s = cast(zpl_u8 const *) data; - while ((cast(zpl_uintptr) s & (sizeof(zpl_usize) - 1)) && n && *s != c) { - s++; - n--; - } - if (n && *s != c) { - zpl_isize const *w; - zpl_isize k = ZPL__ONES * c; - w = cast(zpl_isize const *) s; - while (n >= zpl_size_of(zpl_isize) && !ZPL__HAS_ZERO(*w ^ k)) { - w++; - n -= zpl_size_of(zpl_isize); - } - s = cast(zpl_u8 const *) w; - while (n && *s != c) { + void const *zpl_memchr(void const *data, zpl_u8 c, zpl_isize n) { + zpl_u8 const *s = cast(zpl_u8 const *) data; + while ((cast(zpl_uintptr) s & (sizeof(zpl_usize) - 1)) && n && *s != c) { s++; n--; } + if (n && *s != c) { + zpl_isize const *w; + zpl_isize k = ZPL__ONES * c; + w = cast(zpl_isize const *) s; + while (n >= zpl_size_of(zpl_isize) && !ZPL__HAS_ZERO(*w ^ k)) { + w++; + n -= zpl_size_of(zpl_isize); + } + s = cast(zpl_u8 const *) w; + while (n && *s != c) { + s++; + n--; + } + } + + return n ? cast(void const *) s : NULL; } - return n ? cast(void const *) s : NULL; - } - - void const *zpl_memrchr(void const *data, zpl_u8 c, zpl_isize n) { - zpl_u8 const *s = cast(zpl_u8 const *) data; - while (n--) { - if (s[n] == c) return cast(void const *)(s + n); + void const *zpl_memrchr(void const *data, zpl_u8 c, zpl_isize n) { + zpl_u8 const *s = cast(zpl_u8 const *) data; + while (n--) { + if (s[n] == c) return cast(void const *)(s + n); + } + return NULL; } - return NULL; - } - void *zpl_memcopy(void *dest, void const *source, zpl_isize n) { - if (dest == NULL) { return NULL; } + void *zpl_memcopy(void *dest, void const *source, zpl_isize n) { + if (dest == NULL) { return NULL; } - return memcpy(dest, source, n); + return memcpy(dest, source, n); - // TODO: Re-work the whole method - #if 0 - #if defined(_MSC_VER) - __movsb(cast(zpl_u8 *) dest, cast(zpl_u8 *) source, n); - #elif defined(ZPL_CPU_X86) && !defined(ZPL_SYSTEM_EMSCRIPTEN) - zpl_u8 *__dest8 = cast(zpl_u8 *) dest; - zpl_u8 *__source8 = cast(zpl_u8 *) source; - __asm__ __volatile__("rep movsb" : "+D"(__dest8), "+S"(__source8), "+c"(n) : : "memory"); - #elif defined(ZPL_CPU_ARM) - return memcpy(dest, source, n); - #else - zpl_u8 *d = cast(zpl_u8 *) dest; - zpl_u8 const *s = cast(zpl_u8 const *) source; - zpl_u32 w, x; + // TODO: Re-work the whole method + #if 0 + #if defined(_MSC_VER) + __movsb(cast(zpl_u8 *) dest, cast(zpl_u8 *) source, n); + #elif defined(ZPL_CPU_X86) && !defined(ZPL_SYSTEM_EMSCRIPTEN) + zpl_u8 *__dest8 = cast(zpl_u8 *) dest; + zpl_u8 *__source8 = cast(zpl_u8 *) source; + __asm__ __volatile__("rep movsb" : "+D"(__dest8), "+S"(__source8), "+c"(n) : : "memory"); + #elif defined(ZPL_CPU_ARM) + return memcpy(dest, source, n); + #else + zpl_u8 *d = cast(zpl_u8 *) dest; + zpl_u8 const *s = cast(zpl_u8 const *) source; + zpl_u32 w, x; - for (; cast(zpl_uintptr) s % 4 && n; n--) *d++ = *s++; + for (; cast(zpl_uintptr) s % 4 && n; n--) *d++ = *s++; - if (cast(zpl_uintptr) d % 4 == 0) { - for (; n >= 16; s += 16, d += 16, n -= 16) { - *cast(zpl_u32 *)(d + 0) = *cast(zpl_u32 *)(s + 0); - *cast(zpl_u32 *)(d + 4) = *cast(zpl_u32 *)(s + 4); - *cast(zpl_u32 *)(d + 8) = *cast(zpl_u32 *)(s + 8); - *cast(zpl_u32 *)(d + 12) = *cast(zpl_u32 *)(s + 12); + if (cast(zpl_uintptr) d % 4 == 0) { + for (; n >= 16; s += 16, d += 16, n -= 16) { + *cast(zpl_u32 *)(d + 0) = *cast(zpl_u32 *)(s + 0); + *cast(zpl_u32 *)(d + 4) = *cast(zpl_u32 *)(s + 4); + *cast(zpl_u32 *)(d + 8) = *cast(zpl_u32 *)(s + 8); + *cast(zpl_u32 *)(d + 12) = *cast(zpl_u32 *)(s + 12); + } + if (n & 8) { + *cast(zpl_u32 *)(d + 0) = *cast(zpl_u32 *)(s + 0); + *cast(zpl_u32 *)(d + 4) = *cast(zpl_u32 *)(s + 4); + d += 8; + s += 8; + } + if (n & 4) { + *cast(zpl_u32 *)(d + 0) = *cast(zpl_u32 *)(s + 0); + d += 4; + s += 4; + } + if (n & 2) { + *d++ = *s++; + *d++ = *s++; + } + if (n & 1) { *d = *s; } + return dest; } - if (n & 8) { - *cast(zpl_u32 *)(d + 0) = *cast(zpl_u32 *)(s + 0); - *cast(zpl_u32 *)(d + 4) = *cast(zpl_u32 *)(s + 4); - d += 8; - s += 8; + + if (n >= 32) { + #if __BYTE_ORDER == __BIG_ENDIAN + #define LS << + #define RS >> + #else + #define LS >> + #define RS << + #endif + switch (cast(zpl_uintptr) d % 4) { + case 1: { + w = *cast(zpl_u32 *) s; + *d++ = *s++; + *d++ = *s++; + *d++ = *s++; + n -= 3; + while (n > 16) { + x = *cast(zpl_u32 *)(s + 1); + *cast(zpl_u32 *)(d + 0) = (w LS 24) | (x RS 8); + w = *cast(zpl_u32 *)(s + 5); + *cast(zpl_u32 *)(d + 4) = (x LS 24) | (w RS 8); + x = *cast(zpl_u32 *)(s + 9); + *cast(zpl_u32 *)(d + 8) = (w LS 24) | (x RS 8); + w = *cast(zpl_u32 *)(s + 13); + *cast(zpl_u32 *)(d + 12) = (x LS 24) | (w RS 8); + + s += 16; + d += 16; + n -= 16; + } + } break; + case 2: { + w = *cast(zpl_u32 *) s; + *d++ = *s++; + *d++ = *s++; + n -= 2; + while (n > 17) { + x = *cast(zpl_u32 *)(s + 2); + *cast(zpl_u32 *)(d + 0) = (w LS 16) | (x RS 16); + w = *cast(zpl_u32 *)(s + 6); + *cast(zpl_u32 *)(d + 4) = (x LS 16) | (w RS 16); + x = *cast(zpl_u32 *)(s + 10); + *cast(zpl_u32 *)(d + 8) = (w LS 16) | (x RS 16); + w = *cast(zpl_u32 *)(s + 14); + *cast(zpl_u32 *)(d + 12) = (x LS 16) | (w RS 16); + + s += 16; + d += 16; + n -= 16; + } + } break; + case 3: { + w = *cast(zpl_u32 *) s; + *d++ = *s++; + n -= 1; + while (n > 18) { + x = *cast(zpl_u32 *)(s + 3); + *cast(zpl_u32 *)(d + 0) = (w LS 8) | (x RS 24); + w = *cast(zpl_u32 *)(s + 7); + *cast(zpl_u32 *)(d + 4) = (x LS 8) | (w RS 24); + x = *cast(zpl_u32 *)(s + 11); + *cast(zpl_u32 *)(d + 8) = (w LS 8) | (x RS 24); + w = *cast(zpl_u32 *)(s + 15); + *cast(zpl_u32 *)(d + 12) = (x LS 8) | (w RS 24); + + s += 16; + d += 16; + n -= 16; + } + } break; + default: break; // NOTE: Do nowt! + } + #undef LS + #undef RS + if (n & 16) { + *d++ = *s++; + *d++ = *s++; + *d++ = *s++; + *d++ = *s++; + *d++ = *s++; + *d++ = *s++; + *d++ = *s++; + *d++ = *s++; + *d++ = *s++; + *d++ = *s++; + *d++ = *s++; + *d++ = *s++; + *d++ = *s++; + *d++ = *s++; + *d++ = *s++; + *d++ = *s++; + } + if (n & 8) { + *d++ = *s++; + *d++ = *s++; + *d++ = *s++; + *d++ = *s++; + *d++ = *s++; + *d++ = *s++; + *d++ = *s++; + *d++ = *s++; + } + if (n & 4) { + *d++ = *s++; + *d++ = *s++; + *d++ = *s++; + *d++ = *s++; + } + if (n & 2) { + *d++ = *s++; + *d++ = *s++; + } + if (n & 1) { *d = *s; } } - if (n & 4) { - *cast(zpl_u32 *)(d + 0) = *cast(zpl_u32 *)(s + 0); - d += 4; - s += 4; - } - if (n & 2) { - *d++ = *s++; - *d++ = *s++; - } - if (n & 1) { *d = *s; } + + #endif + #endif + return dest; } - if (n >= 32) { - #if __BYTE_ORDER == __BIG_ENDIAN - #define LS << - #define RS >> - #else - #define LS >> - #define RS << - #endif - switch (cast(zpl_uintptr) d % 4) { - case 1: { - w = *cast(zpl_u32 *) s; - *d++ = *s++; - *d++ = *s++; - *d++ = *s++; - n -= 3; - while (n > 16) { - x = *cast(zpl_u32 *)(s + 1); - *cast(zpl_u32 *)(d + 0) = (w LS 24) | (x RS 8); - w = *cast(zpl_u32 *)(s + 5); - *cast(zpl_u32 *)(d + 4) = (x LS 24) | (w RS 8); - x = *cast(zpl_u32 *)(s + 9); - *cast(zpl_u32 *)(d + 8) = (w LS 24) | (x RS 8); - w = *cast(zpl_u32 *)(s + 13); - *cast(zpl_u32 *)(d + 12) = (x LS 24) | (w RS 8); + ZPL_END_C_DECLS + // file: source/core/memory_virtual.c - s += 16; - d += 16; - n -= 16; - } - } break; - case 2: { - w = *cast(zpl_u32 *) s; - *d++ = *s++; - *d++ = *s++; - n -= 2; - while (n > 17) { - x = *cast(zpl_u32 *)(s + 2); - *cast(zpl_u32 *)(d + 0) = (w LS 16) | (x RS 16); - w = *cast(zpl_u32 *)(s + 6); - *cast(zpl_u32 *)(d + 4) = (x LS 16) | (w RS 16); - x = *cast(zpl_u32 *)(s + 10); - *cast(zpl_u32 *)(d + 8) = (w LS 16) | (x RS 16); - w = *cast(zpl_u32 *)(s + 14); - *cast(zpl_u32 *)(d + 12) = (x LS 16) | (w RS 16); - - s += 16; - d += 16; - n -= 16; - } - } break; - case 3: { - w = *cast(zpl_u32 *) s; - *d++ = *s++; - n -= 1; - while (n > 18) { - x = *cast(zpl_u32 *)(s + 3); - *cast(zpl_u32 *)(d + 0) = (w LS 8) | (x RS 24); - w = *cast(zpl_u32 *)(s + 7); - *cast(zpl_u32 *)(d + 4) = (x LS 8) | (w RS 24); - x = *cast(zpl_u32 *)(s + 11); - *cast(zpl_u32 *)(d + 8) = (w LS 8) | (x RS 24); - w = *cast(zpl_u32 *)(s + 15); - *cast(zpl_u32 *)(d + 12) = (x LS 8) | (w RS 24); - - s += 16; - d += 16; - n -= 16; - } - } break; - default: break; // NOTE: Do nowt! - } - #undef LS - #undef RS - if (n & 16) { - *d++ = *s++; - *d++ = *s++; - *d++ = *s++; - *d++ = *s++; - *d++ = *s++; - *d++ = *s++; - *d++ = *s++; - *d++ = *s++; - *d++ = *s++; - *d++ = *s++; - *d++ = *s++; - *d++ = *s++; - *d++ = *s++; - *d++ = *s++; - *d++ = *s++; - *d++ = *s++; - } - if (n & 8) { - *d++ = *s++; - *d++ = *s++; - *d++ = *s++; - *d++ = *s++; - *d++ = *s++; - *d++ = *s++; - *d++ = *s++; - *d++ = *s++; - } - if (n & 4) { - *d++ = *s++; - *d++ = *s++; - *d++ = *s++; - *d++ = *s++; - } - if (n & 2) { - *d++ = *s++; - *d++ = *s++; - } - if (n & 1) { *d = *s; } - } - - #endif - #endif - - return dest; - } - - ZPL_END_C_DECLS - // file: source/core/memory_virtual.c - - //////////////////////////////////////////////////////////////// - // - // Virtual Memory - // - // - #ifdef ZPL_EDITOR - #include - #endif - - ZPL_BEGIN_C_DECLS - - zpl_virtual_memory zpl_vm(void *data, zpl_isize size) { - zpl_virtual_memory vm; - vm.data = data; - vm.size = size; - return vm; - } - - #if defined(ZPL_SYSTEM_WINDOWS) - zpl_virtual_memory zpl_vm_alloc(void *addr, zpl_isize size) { - zpl_virtual_memory vm; - ZPL_ASSERT(size > 0); - vm.data = VirtualAlloc(addr, size, MEM_COMMIT | MEM_RESERVE, PAGE_READWRITE); - vm.size = size; - return vm; - } - - zpl_b32 zpl_vm_free(zpl_virtual_memory vm) { - MEMORY_BASIC_INFORMATION info; - while (vm.size > 0) { - if (VirtualQuery(vm.data, &info, zpl_size_of(info)) == 0) return false; - if (info.BaseAddress != vm.data || info.AllocationBase != vm.data || info.State != MEM_COMMIT || - info.RegionSize > cast(zpl_usize) vm.size) { - return false; - } - if (VirtualFree(vm.data, 0, MEM_RELEASE) == 0) return false; - vm.data = zpl_pointer_add(vm.data, info.RegionSize); - vm.size -= info.RegionSize; - } - return true; - } - - zpl_virtual_memory zpl_vm_trim(zpl_virtual_memory vm, zpl_isize lead_size, zpl_isize size) { - zpl_virtual_memory new_vm = { 0 }; - void *ptr; - ZPL_ASSERT(vm.size >= lead_size + size); - - ptr = zpl_pointer_add(vm.data, lead_size); - - zpl_vm_free(vm); - new_vm = zpl_vm_alloc(ptr, size); - if (new_vm.data == ptr) return new_vm; - if (new_vm.data) zpl_vm_free(new_vm); - return new_vm; - } - - zpl_b32 zpl_vm_purge(zpl_virtual_memory vm) { - VirtualAlloc(vm.data, vm.size, MEM_RESET, PAGE_READWRITE); - // NOTE: Can this really fail? - return true; - } - - zpl_isize zpl_virtual_memory_page_size(zpl_isize *alignment_out) { - SYSTEM_INFO info; - GetSystemInfo(&info); - if (alignment_out) *alignment_out = info.dwAllocationGranularity; - return info.dwPageSize; - } - - #else - #include - - #ifndef MAP_ANONYMOUS - #define MAP_ANONYMOUS MAP_ANON + //////////////////////////////////////////////////////////////// + // + // Virtual Memory + // + // + #ifdef ZPL_EDITOR + #include #endif - zpl_virtual_memory zpl_vm_alloc(void *addr, zpl_isize size) { + ZPL_BEGIN_C_DECLS + + zpl_virtual_memory zpl_vm(void *data, zpl_isize size) { zpl_virtual_memory vm; - ZPL_ASSERT(size > 0); - vm.data = mmap(addr, size, PROT_READ | PROT_WRITE, MAP_ANONYMOUS | MAP_PRIVATE, -1, 0); + vm.data = data; vm.size = size; return vm; } - zpl_b32 zpl_vm_free(zpl_virtual_memory vm) { - munmap(vm.data, vm.size); - return true; - } + #if defined(ZPL_SYSTEM_WINDOWS) + zpl_virtual_memory zpl_vm_alloc(void *addr, zpl_isize size) { + zpl_virtual_memory vm; + ZPL_ASSERT(size > 0); + vm.data = VirtualAlloc(addr, size, MEM_COMMIT | MEM_RESERVE, PAGE_READWRITE); + vm.size = size; + return vm; + } - zpl_virtual_memory zpl_vm_trim(zpl_virtual_memory vm, zpl_isize lead_size, zpl_isize size) { - void *ptr; - zpl_isize trail_size; - ZPL_ASSERT(vm.size >= lead_size + size); - - ptr = zpl_pointer_add(vm.data, lead_size); - trail_size = vm.size - lead_size - size; - - if (lead_size != 0) zpl_vm_free(zpl_vm(vm.data, lead_size)); - if (trail_size != 0) zpl_vm_free(zpl_vm(ptr, trail_size)); - return zpl_vm(ptr, size); - } - - zpl_b32 zpl_vm_purge(zpl_virtual_memory vm) { - int err = madvise(vm.data, vm.size, MADV_DONTNEED); - return err != 0; - } - - zpl_isize zpl_virtual_memory_page_size(zpl_isize *alignment_out) { - // TODO: Is this always true? - zpl_isize result = cast(zpl_isize) sysconf(_SC_PAGE_SIZE); - if (alignment_out) *alignment_out = result; - return result; - } - - #endif - - ZPL_END_C_DECLS - // file: source/core/memory_custom.c - - #ifdef ZPL_EDITOR - #include - #endif - - #ifndef _IOSC11_SOURCE - #define _IOSC11_SOURCE - #endif - - #include - - #if defined(ZPL_SYSTEM_WINDOWS) - #include - #endif - - #if defined(ZPL_COMPILER_MINGW) - #ifdef __MINGW32__ - #define _aligned_malloc __mingw_aligned_malloc - #define _aligned_free __mingw_aligned_free - #endif //MINGW - #endif - - ZPL_BEGIN_C_DECLS - - char *zpl_alloc_str(zpl_allocator a, char const *str) { - return zpl_alloc_str_len(a, str, zpl_strlen(str)); - } - - //////////////////////////////////////////////////////////////// - // - // Custom Allocation - // - // - - // - // Heap Allocator - // - - ZPL_ALLOCATOR_PROC(zpl_heap_allocator_proc) { - void *ptr = NULL; - zpl_unused(allocator_data); - zpl_unused(old_size); - // TODO: Throughly test! - switch (type) { - #if defined(ZPL_COMPILER_MSVC) || (defined(ZPL_COMPILER_GCC) && defined(ZPL_SYSTEM_WINDOWS)) - case ZPL_ALLOCATION_ALLOC: - ptr = _aligned_malloc(size, alignment); - if (flags & ZPL_ALLOCATOR_FLAG_CLEAR_TO_ZERO) zpl_zero_size(ptr, size); - break; - case ZPL_ALLOCATION_FREE: _aligned_free(old_memory); break; - case ZPL_ALLOCATION_RESIZE: ptr = _aligned_realloc(old_memory, size, alignment); break; - - #elif defined(ZPL_SYSTEM_LINUX) && !defined(ZPL_CPU_ARM) - case ZPL_ALLOCATION_ALLOC: { - ptr = aligned_alloc(alignment, size); - - if (flags & ZPL_ALLOCATOR_FLAG_CLEAR_TO_ZERO) { zpl_zero_size(ptr, size); } - } break; - - case ZPL_ALLOCATION_FREE: { - free(old_memory); - } break; - - case ZPL_ALLOCATION_RESIZE: { - zpl_allocator a = zpl_heap_allocator( ); - ptr = zpl_default_resize_align(a, old_memory, old_size, size, alignment); - } break; - #else - case ZPL_ALLOCATION_ALLOC: { - posix_memalign(&ptr, alignment, size); - - if (flags & ZPL_ALLOCATOR_FLAG_CLEAR_TO_ZERO) { zpl_zero_size(ptr, size); } - } break; - - case ZPL_ALLOCATION_FREE: { - free(old_memory); - } break; - - case ZPL_ALLOCATION_RESIZE: { - zpl_allocator a = zpl_heap_allocator( ); - ptr = zpl_default_resize_align(a, old_memory, old_size, size, alignment); - } break; - #endif - - case ZPL_ALLOCATION_FREE_ALL: break; - } - - return ptr; - } - - // - // Arena Allocator - // - - ZPL_ALLOCATOR_PROC(zpl_arena_allocator_proc) { - zpl_arena *arena = cast(zpl_arena *) allocator_data; - void *ptr = NULL; - - zpl_unused(old_size); - - switch (type) { - case ZPL_ALLOCATION_ALLOC: { - void *end = zpl_pointer_add(arena->physical_start, arena->total_allocated); - zpl_isize total_size = size + alignment; - - // NOTE: Out of memory - if (arena->total_allocated + total_size > cast(zpl_isize) arena->total_size) { - zpl_printf_err("Arena out of memory\n"); - return NULL; + zpl_b32 zpl_vm_free(zpl_virtual_memory vm) { + MEMORY_BASIC_INFORMATION info; + while (vm.size > 0) { + if (VirtualQuery(vm.data, &info, zpl_size_of(info)) == 0) return false; + if (info.BaseAddress != vm.data || info.AllocationBase != vm.data || info.State != MEM_COMMIT || + info.RegionSize > cast(zpl_usize) vm.size) { + return false; + } + if (VirtualFree(vm.data, 0, MEM_RELEASE) == 0) return false; + vm.data = zpl_pointer_add(vm.data, info.RegionSize); + vm.size -= info.RegionSize; } + return true; + } - ptr = zpl_align_forward(end, alignment); - arena->total_allocated += total_size; + zpl_virtual_memory zpl_vm_trim(zpl_virtual_memory vm, zpl_isize lead_size, zpl_isize size) { + zpl_virtual_memory new_vm = { 0 }; + void *ptr; + ZPL_ASSERT(vm.size >= lead_size + size); + + ptr = zpl_pointer_add(vm.data, lead_size); + + zpl_vm_free(vm); + new_vm = zpl_vm_alloc(ptr, size); + if (new_vm.data == ptr) return new_vm; + if (new_vm.data) zpl_vm_free(new_vm); + return new_vm; + } + + zpl_b32 zpl_vm_purge(zpl_virtual_memory vm) { + VirtualAlloc(vm.data, vm.size, MEM_RESET, PAGE_READWRITE); + // NOTE: Can this really fail? + return true; + } + + zpl_isize zpl_virtual_memory_page_size(zpl_isize *alignment_out) { + SYSTEM_INFO info; + GetSystemInfo(&info); + if (alignment_out) *alignment_out = info.dwAllocationGranularity; + return info.dwPageSize; + } + + #else + #include + + #ifndef MAP_ANONYMOUS + #define MAP_ANONYMOUS MAP_ANON + #endif + + zpl_virtual_memory zpl_vm_alloc(void *addr, zpl_isize size) { + zpl_virtual_memory vm; + ZPL_ASSERT(size > 0); + vm.data = mmap(addr, size, PROT_READ | PROT_WRITE, MAP_ANONYMOUS | MAP_PRIVATE, -1, 0); + vm.size = size; + return vm; + } + + zpl_b32 zpl_vm_free(zpl_virtual_memory vm) { + munmap(vm.data, vm.size); + return true; + } + + zpl_virtual_memory zpl_vm_trim(zpl_virtual_memory vm, zpl_isize lead_size, zpl_isize size) { + void *ptr; + zpl_isize trail_size; + ZPL_ASSERT(vm.size >= lead_size + size); + + ptr = zpl_pointer_add(vm.data, lead_size); + trail_size = vm.size - lead_size - size; + + if (lead_size != 0) zpl_vm_free(zpl_vm(vm.data, lead_size)); + if (trail_size != 0) zpl_vm_free(zpl_vm(ptr, trail_size)); + return zpl_vm(ptr, size); + } + + zpl_b32 zpl_vm_purge(zpl_virtual_memory vm) { + int err = madvise(vm.data, vm.size, MADV_DONTNEED); + return err != 0; + } + + zpl_isize zpl_virtual_memory_page_size(zpl_isize *alignment_out) { + // TODO: Is this always true? + zpl_isize result = cast(zpl_isize) sysconf(_SC_PAGE_SIZE); + if (alignment_out) *alignment_out = result; + return result; + } + + #endif + + ZPL_END_C_DECLS + // file: source/core/memory_custom.c + + #ifdef ZPL_EDITOR + #include + #endif + + #ifndef _IOSC11_SOURCE + #define _IOSC11_SOURCE + #endif + + #include + + #if defined(ZPL_SYSTEM_WINDOWS) + #include + #endif + + #if defined(ZPL_COMPILER_MINGW) + #ifdef __MINGW32__ + #define _aligned_malloc __mingw_aligned_malloc + #define _aligned_free __mingw_aligned_free + #endif //MINGW + #endif + + ZPL_BEGIN_C_DECLS + + char *zpl_alloc_str(zpl_allocator a, char const *str) { + return zpl_alloc_str_len(a, str, zpl_strlen(str)); + } + + //////////////////////////////////////////////////////////////// + // + // Custom Allocation + // + // + + // + // Heap Allocator + // + + ZPL_ALLOCATOR_PROC(zpl_heap_allocator_proc) { + void *ptr = NULL; + zpl_unused(allocator_data); + zpl_unused(old_size); + // TODO: Throughly test! + switch (type) { + #if defined(ZPL_COMPILER_MSVC) || (defined(ZPL_COMPILER_GCC) && defined(ZPL_SYSTEM_WINDOWS)) + case ZPL_ALLOCATION_ALLOC: + ptr = _aligned_malloc(size, alignment); if (flags & ZPL_ALLOCATOR_FLAG_CLEAR_TO_ZERO) zpl_zero_size(ptr, size); - } break; + break; + case ZPL_ALLOCATION_FREE: _aligned_free(old_memory); break; + case ZPL_ALLOCATION_RESIZE: ptr = _aligned_realloc(old_memory, size, alignment); break; - case ZPL_ALLOCATION_FREE: - // NOTE: Free all at once - // Use Temp_Arena_Memory if you want to free a block - break; + #elif defined(ZPL_SYSTEM_LINUX) && !defined(ZPL_CPU_ARM) + case ZPL_ALLOCATION_ALLOC: { + ptr = aligned_alloc(alignment, size); - case ZPL_ALLOCATION_FREE_ALL: arena->total_allocated = 0; break; + if (flags & ZPL_ALLOCATOR_FLAG_CLEAR_TO_ZERO) { zpl_zero_size(ptr, size); } + } break; - case ZPL_ALLOCATION_RESIZE: { - // TODO: Check if ptr is on top of stack and just extend - zpl_allocator a = zpl_arena_allocator(arena); - ptr = zpl_default_resize_align(a, old_memory, old_size, size, alignment); - } break; - } - return ptr; - } + case ZPL_ALLOCATION_FREE: { + free(old_memory); + } break; - // - // Pool Allocator - // + case ZPL_ALLOCATION_RESIZE: { + zpl_allocator a = zpl_heap_allocator( ); + ptr = zpl_default_resize_align(a, old_memory, old_size, size, alignment); + } break; + #else + case ZPL_ALLOCATION_ALLOC: { + posix_memalign(&ptr, alignment, size); - void zpl_pool_init_align(zpl_pool *pool, zpl_allocator backing, zpl_isize num_blocks, zpl_isize block_size, zpl_isize block_align) { - zpl_isize actual_block_size, pool_size, block_index; - void *data, *curr; - zpl_uintptr *end; + if (flags & ZPL_ALLOCATOR_FLAG_CLEAR_TO_ZERO) { zpl_zero_size(ptr, size); } + } break; - zpl_zero_item(pool); + case ZPL_ALLOCATION_FREE: { + free(old_memory); + } break; - pool->backing = backing; - pool->block_size = block_size; - pool->block_align = block_align; - pool->num_blocks = num_blocks; + case ZPL_ALLOCATION_RESIZE: { + zpl_allocator a = zpl_heap_allocator( ); + ptr = zpl_default_resize_align(a, old_memory, old_size, size, alignment); + } break; + #endif - actual_block_size = block_size + block_align; - pool_size = num_blocks * actual_block_size; + case ZPL_ALLOCATION_FREE_ALL: break; + } - data = zpl_alloc_align(backing, pool_size, block_align); - - // NOTE: Init intrusive freelist - curr = data; - for (block_index = 0; block_index < num_blocks - 1; block_index++) { - zpl_uintptr *next = cast(zpl_uintptr *) curr; - *next = cast(zpl_uintptr) curr + actual_block_size; - curr = zpl_pointer_add(curr, actual_block_size); + return ptr; } - end = cast(zpl_uintptr *) curr; - *end = cast(zpl_uintptr) NULL; + // + // Arena Allocator + // - pool->physical_start = data; - pool->free_list = data; - } + ZPL_ALLOCATOR_PROC(zpl_arena_allocator_proc) { + zpl_arena *arena = cast(zpl_arena *) allocator_data; + void *ptr = NULL; - ZPL_ALLOCATOR_PROC(zpl_pool_allocator_proc) { - zpl_pool *pool = cast(zpl_pool *) allocator_data; - void *ptr = NULL; + zpl_unused(old_size); - zpl_unused(old_size); + switch (type) { + case ZPL_ALLOCATION_ALLOC: { + void *end = zpl_pointer_add(arena->physical_start, arena->total_allocated); + zpl_isize total_size = size + alignment; - switch (type) { - case ZPL_ALLOCATION_ALLOC: { - zpl_uintptr next_free; - ZPL_ASSERT(size == pool->block_size); - ZPL_ASSERT(alignment == pool->block_align); - ZPL_ASSERT(pool->free_list != NULL); + // NOTE: Out of memory + if (arena->total_allocated + total_size > cast(zpl_isize) arena->total_size) { + zpl_printf_err("Arena out of memory\n"); + return NULL; + } - next_free = *cast(zpl_uintptr *) pool->free_list; - ptr = pool->free_list; - pool->free_list = cast(void *) next_free; - pool->total_size += pool->block_size; - if (flags & ZPL_ALLOCATOR_FLAG_CLEAR_TO_ZERO) zpl_zero_size(ptr, size); - } break; + ptr = zpl_align_forward(end, alignment); + arena->total_allocated += total_size; + if (flags & ZPL_ALLOCATOR_FLAG_CLEAR_TO_ZERO) zpl_zero_size(ptr, size); + } break; - case ZPL_ALLOCATION_FREE: { - zpl_uintptr *next; - if (old_memory == NULL) return NULL; + case ZPL_ALLOCATION_FREE: + // NOTE: Free all at once + // Use Temp_Arena_Memory if you want to free a block + break; - next = cast(zpl_uintptr *) old_memory; - *next = cast(zpl_uintptr) pool->free_list; - pool->free_list = old_memory; - pool->total_size -= pool->block_size; - } break; + case ZPL_ALLOCATION_FREE_ALL: arena->total_allocated = 0; break; - case ZPL_ALLOCATION_FREE_ALL: { - zpl_isize actual_block_size, block_index; - void *curr; - zpl_uintptr *end; - - actual_block_size = pool->block_size + pool->block_align; - pool->total_size = 0; - - // NOTE: Init intrusive freelist - curr = pool->physical_start; - for (block_index = 0; block_index < pool->num_blocks - 1; block_index++) { - zpl_uintptr *next = cast(zpl_uintptr *) curr; - *next = cast(zpl_uintptr) curr + actual_block_size; - curr = zpl_pointer_add(curr, actual_block_size); - } - - end = cast(zpl_uintptr *) curr; - *end = cast(zpl_uintptr) NULL; - pool->free_list = pool->physical_start; - } break; - - case ZPL_ALLOCATION_RESIZE: - // NOTE: Cannot resize - ZPL_PANIC("You cannot resize something allocated by with a pool."); - break; + case ZPL_ALLOCATION_RESIZE: { + // TODO: Check if ptr is on top of stack and just extend + zpl_allocator a = zpl_arena_allocator(arena); + ptr = zpl_default_resize_align(a, old_memory, old_size, size, alignment); + } break; + } + return ptr; } - return ptr; - } + // + // Pool Allocator + // + + void zpl_pool_init_align(zpl_pool *pool, zpl_allocator backing, zpl_isize num_blocks, zpl_isize block_size, zpl_isize block_align) { + zpl_isize actual_block_size, pool_size, block_index; + void *data, *curr; + zpl_uintptr *end; + + zpl_zero_item(pool); + + pool->backing = backing; + pool->block_size = block_size; + pool->block_align = block_align; + pool->num_blocks = num_blocks; + + actual_block_size = block_size + block_align; + pool_size = num_blocks * actual_block_size; + + data = zpl_alloc_align(backing, pool_size, block_align); + + // NOTE: Init intrusive freelist + curr = data; + for (block_index = 0; block_index < num_blocks - 1; block_index++) { + zpl_uintptr *next = cast(zpl_uintptr *) curr; + *next = cast(zpl_uintptr) curr + actual_block_size; + curr = zpl_pointer_add(curr, actual_block_size); + } + + end = cast(zpl_uintptr *) curr; + *end = cast(zpl_uintptr) NULL; + + pool->physical_start = data; + pool->free_list = data; + } + + ZPL_ALLOCATOR_PROC(zpl_pool_allocator_proc) { + zpl_pool *pool = cast(zpl_pool *) allocator_data; + void *ptr = NULL; + + zpl_unused(old_size); + + switch (type) { + case ZPL_ALLOCATION_ALLOC: { + zpl_uintptr next_free; + ZPL_ASSERT(size == pool->block_size); + ZPL_ASSERT(alignment == pool->block_align); + ZPL_ASSERT(pool->free_list != NULL); + + next_free = *cast(zpl_uintptr *) pool->free_list; + ptr = pool->free_list; + pool->free_list = cast(void *) next_free; + pool->total_size += pool->block_size; + if (flags & ZPL_ALLOCATOR_FLAG_CLEAR_TO_ZERO) zpl_zero_size(ptr, size); + } break; + + case ZPL_ALLOCATION_FREE: { + zpl_uintptr *next; + if (old_memory == NULL) return NULL; + + next = cast(zpl_uintptr *) old_memory; + *next = cast(zpl_uintptr) pool->free_list; + pool->free_list = old_memory; + pool->total_size -= pool->block_size; + } break; + + case ZPL_ALLOCATION_FREE_ALL: { + zpl_isize actual_block_size, block_index; + void *curr; + zpl_uintptr *end; + + actual_block_size = pool->block_size + pool->block_align; + pool->total_size = 0; + + // NOTE: Init intrusive freelist + curr = pool->physical_start; + for (block_index = 0; block_index < pool->num_blocks - 1; block_index++) { + zpl_uintptr *next = cast(zpl_uintptr *) curr; + *next = cast(zpl_uintptr) curr + actual_block_size; + curr = zpl_pointer_add(curr, actual_block_size); + } + + end = cast(zpl_uintptr *) curr; + *end = cast(zpl_uintptr) NULL; + pool->free_list = pool->physical_start; + } break; + + case ZPL_ALLOCATION_RESIZE: + // NOTE: Cannot resize + ZPL_PANIC("You cannot resize something allocated by with a pool."); + break; + } + + return ptr; + } - // - // Scratch Memory Allocator - // + // + // Scratch Memory Allocator + // - void zpl_scratch_memory_init(zpl_scratch_memory *s, void *start, zpl_isize size) { - s->physical_start = start; - s->total_size = size; - s->alloc_point = start; - s->free_point = start; - } + void zpl_scratch_memory_init(zpl_scratch_memory *s, void *start, zpl_isize size) { + s->physical_start = start; + s->total_size = size; + s->alloc_point = start; + s->free_point = start; + } - zpl_b32 zpl_scratch_memory_is_in_use(zpl_scratch_memory *s, void *ptr) { - if (s->free_point == s->alloc_point) return false; - if (s->alloc_point > s->free_point) return ptr >= s->free_point && ptr < s->alloc_point; - return ptr >= s->free_point || ptr < s->alloc_point; - } + zpl_b32 zpl_scratch_memory_is_in_use(zpl_scratch_memory *s, void *ptr) { + if (s->free_point == s->alloc_point) return false; + if (s->alloc_point > s->free_point) return ptr >= s->free_point && ptr < s->alloc_point; + return ptr >= s->free_point || ptr < s->alloc_point; + } - zpl_allocator zpl_scratch_allocator(zpl_scratch_memory *s) { - zpl_allocator a; - a.proc = zpl_scratch_allocator_proc; - a.data = s; - return a; - } + zpl_allocator zpl_scratch_allocator(zpl_scratch_memory *s) { + zpl_allocator a; + a.proc = zpl_scratch_allocator_proc; + a.data = s; + return a; + } - ZPL_ALLOCATOR_PROC(zpl_scratch_allocator_proc) { - zpl_scratch_memory *s = cast(zpl_scratch_memory *) allocator_data; - void *ptr = NULL; - ZPL_ASSERT_NOT_NULL(s); + ZPL_ALLOCATOR_PROC(zpl_scratch_allocator_proc) { + zpl_scratch_memory *s = cast(zpl_scratch_memory *) allocator_data; + void *ptr = NULL; + ZPL_ASSERT_NOT_NULL(s); - switch (type) { - case ZPL_ALLOCATION_ALLOC: { - void *pt = s->alloc_point; - zpl_allocation_header_ev *header = cast(zpl_allocation_header_ev *) pt; - void *data = zpl_align_forward(header + 1, alignment); - void *end = zpl_pointer_add(s->physical_start, s->total_size); - - ZPL_ASSERT(alignment % 4 == 0); - size = ((size + 3) / 4) * 4; - pt = zpl_pointer_add(pt, size); - - // NOTE: Wrap around - if (pt > end) { - header->size = zpl_pointer_diff(header, end) | ZPL_ISIZE_HIGH_BIT; - pt = s->physical_start; - header = cast(zpl_allocation_header_ev *) pt; - data = zpl_align_forward(header + 1, alignment); - pt = zpl_pointer_add(pt, size); - } - - if (!zpl_scratch_memory_is_in_use(s, pt)) { - zpl_allocation_header_fill(header, pt, zpl_pointer_diff(header, pt)); - s->alloc_point = cast(zpl_u8 *) pt; - ptr = data; - } - - if (flags & ZPL_ALLOCATOR_FLAG_CLEAR_TO_ZERO) zpl_zero_size(ptr, size); - } break; - - case ZPL_ALLOCATION_FREE: { - if (old_memory) { + switch (type) { + case ZPL_ALLOCATION_ALLOC: { + void *pt = s->alloc_point; + zpl_allocation_header_ev *header = cast(zpl_allocation_header_ev *) pt; + void *data = zpl_align_forward(header + 1, alignment); void *end = zpl_pointer_add(s->physical_start, s->total_size); - if (old_memory < s->physical_start || old_memory >= end) { - ZPL_ASSERT(false); - } else { - // NOTE: Mark as free - zpl_allocation_header_ev *h = zpl_allocation_header(old_memory); - ZPL_ASSERT((h->size & ZPL_ISIZE_HIGH_BIT) == 0); - h->size = h->size | ZPL_ISIZE_HIGH_BIT; - while (s->free_point != s->alloc_point) { - zpl_allocation_header_ev *header = cast(zpl_allocation_header_ev *) s->free_point; - if ((header->size & ZPL_ISIZE_HIGH_BIT) == 0) break; + ZPL_ASSERT(alignment % 4 == 0); + size = ((size + 3) / 4) * 4; + pt = zpl_pointer_add(pt, size); - s->free_point = zpl_pointer_add(s->free_point, h->size & (~ZPL_ISIZE_HIGH_BIT)); - if (s->free_point == end) s->free_point = s->physical_start; + // NOTE: Wrap around + if (pt > end) { + header->size = zpl_pointer_diff(header, end) | ZPL_ISIZE_HIGH_BIT; + pt = s->physical_start; + header = cast(zpl_allocation_header_ev *) pt; + data = zpl_align_forward(header + 1, alignment); + pt = zpl_pointer_add(pt, size); + } + + if (!zpl_scratch_memory_is_in_use(s, pt)) { + zpl_allocation_header_fill(header, pt, zpl_pointer_diff(header, pt)); + s->alloc_point = cast(zpl_u8 *) pt; + ptr = data; + } + + if (flags & ZPL_ALLOCATOR_FLAG_CLEAR_TO_ZERO) zpl_zero_size(ptr, size); + } break; + + case ZPL_ALLOCATION_FREE: { + if (old_memory) { + void *end = zpl_pointer_add(s->physical_start, s->total_size); + if (old_memory < s->physical_start || old_memory >= end) { + ZPL_ASSERT(false); + } else { + // NOTE: Mark as free + zpl_allocation_header_ev *h = zpl_allocation_header(old_memory); + ZPL_ASSERT((h->size & ZPL_ISIZE_HIGH_BIT) == 0); + h->size = h->size | ZPL_ISIZE_HIGH_BIT; + + while (s->free_point != s->alloc_point) { + zpl_allocation_header_ev *header = cast(zpl_allocation_header_ev *) s->free_point; + if ((header->size & ZPL_ISIZE_HIGH_BIT) == 0) break; + + s->free_point = zpl_pointer_add(s->free_point, h->size & (~ZPL_ISIZE_HIGH_BIT)); + if (s->free_point == end) s->free_point = s->physical_start; + } } } - } - } break; + } break; - case ZPL_ALLOCATION_FREE_ALL: - s->alloc_point = s->physical_start; - s->free_point = s->physical_start; - break; + case ZPL_ALLOCATION_FREE_ALL: + s->alloc_point = s->physical_start; + s->free_point = s->physical_start; + break; - case ZPL_ALLOCATION_RESIZE: - ptr = zpl_default_resize_align(zpl_scratch_allocator(s), old_memory, old_size, size, alignment); - break; + case ZPL_ALLOCATION_RESIZE: + ptr = zpl_default_resize_align(zpl_scratch_allocator(s), old_memory, old_size, size, alignment); + break; + } + + return ptr; } - return ptr; - } + // + // Stack Memory Allocator + // + ZPL_ALLOCATOR_PROC(zpl_stack_allocator_proc) { + zpl_stack_memory *s = cast(zpl_stack_memory *) allocator_data; + void *ptr = NULL; + ZPL_ASSERT_NOT_NULL(s); + zpl_unused(old_size); + zpl_unused(flags); - // - // Stack Memory Allocator - // - ZPL_ALLOCATOR_PROC(zpl_stack_allocator_proc) { - zpl_stack_memory *s = cast(zpl_stack_memory *) allocator_data; - void *ptr = NULL; - ZPL_ASSERT_NOT_NULL(s); - zpl_unused(old_size); - zpl_unused(flags); + switch (type) { + case ZPL_ALLOCATION_ALLOC: { + size += ZPL_STACK_ALLOC_OFFSET; + zpl_u64 alloc_offset = s->allocated; - switch (type) { - case ZPL_ALLOCATION_ALLOC: { - size += ZPL_STACK_ALLOC_OFFSET; - zpl_u64 alloc_offset = s->allocated; + void *curr = + cast(zpl_u64 *) zpl_align_forward(cast(zpl_u64 *) zpl_pointer_add(s->physical_start, s->allocated), alignment); - void *curr = - cast(zpl_u64 *) zpl_align_forward(cast(zpl_u64 *) zpl_pointer_add(s->physical_start, s->allocated), alignment); - - if (cast(zpl_u64 *) zpl_pointer_add(curr, size) > cast(zpl_u64 *) zpl_pointer_add(s->physical_start, s->total_size)) { - if (s->backing.proc) { - void *old_start = s->physical_start; - s->physical_start = - zpl_resize_align(s->backing, s->physical_start, s->total_size, s->total_size + size, alignment); - curr = cast(zpl_u64 *) - zpl_align_forward(cast(zpl_u64 *) zpl_pointer_add(s->physical_start, s->allocated), alignment); - s->total_size = zpl_pointer_diff(old_start, s->physical_start); - } else { - ZPL_PANIC("Can not resize stack's memory! Allocator not defined!"); + if (cast(zpl_u64 *) zpl_pointer_add(curr, size) > cast(zpl_u64 *) zpl_pointer_add(s->physical_start, s->total_size)) { + if (s->backing.proc) { + void *old_start = s->physical_start; + s->physical_start = + zpl_resize_align(s->backing, s->physical_start, s->total_size, s->total_size + size, alignment); + curr = cast(zpl_u64 *) + zpl_align_forward(cast(zpl_u64 *) zpl_pointer_add(s->physical_start, s->allocated), alignment); + s->total_size = zpl_pointer_diff(old_start, s->physical_start); + } else { + ZPL_PANIC("Can not resize stack's memory! Allocator not defined!"); + } } - } - s->allocated = zpl_pointer_diff(s->physical_start, curr) + size; + s->allocated = zpl_pointer_diff(s->physical_start, curr) + size; - *(zpl_u64 *)curr = alloc_offset; - curr = zpl_pointer_add(curr, ZPL_STACK_ALLOC_OFFSET); + *(zpl_u64 *)curr = alloc_offset; + curr = zpl_pointer_add(curr, ZPL_STACK_ALLOC_OFFSET); - ptr = curr; - } break; + ptr = curr; + } break; - case ZPL_ALLOCATION_FREE: { - if (old_memory) { - void *curr = old_memory; - curr = zpl_pointer_sub(curr, ZPL_STACK_ALLOC_OFFSET); + case ZPL_ALLOCATION_FREE: { + if (old_memory) { + void *curr = old_memory; + curr = zpl_pointer_sub(curr, ZPL_STACK_ALLOC_OFFSET); - zpl_u64 alloc_offset = *(zpl_u64 *)curr; - s->allocated = (zpl_usize)alloc_offset; - } - } break; + zpl_u64 alloc_offset = *(zpl_u64 *)curr; + s->allocated = (zpl_usize)alloc_offset; + } + } break; - case ZPL_ALLOCATION_FREE_ALL: { - s->allocated = 0; - } break; + case ZPL_ALLOCATION_FREE_ALL: { + s->allocated = 0; + } break; - case ZPL_ALLOCATION_RESIZE: { - ZPL_PANIC("You cannot resize something allocated by a stack."); - } break; - } - return ptr; - } - - ZPL_END_C_DECLS - // file: source/core/array.c - - #ifdef ZPL_EDITOR - #include - #endif - - ZPL_BEGIN_C_DECLS - - ZPL_NEVER_INLINE void *zpl__array_set_capacity(void *array, zpl_isize capacity, zpl_isize element_size) { - zpl_array_header *h = ZPL_ARRAY_HEADER(array); - - ZPL_ASSERT(element_size > 0); - - if (capacity == h->capacity) return array; - - if (capacity < h->count) { - if (h->capacity < capacity) { - zpl_isize new_capacity = ZPL_ARRAY_GROW_FORMULA(h->capacity); - if (new_capacity < capacity) new_capacity = capacity; - zpl__array_set_capacity(array, new_capacity, element_size); + case ZPL_ALLOCATION_RESIZE: { + ZPL_PANIC("You cannot resize something allocated by a stack."); + } break; } - h->count = capacity; + return ptr; } - { - zpl_isize size = zpl_size_of(zpl_array_header) + element_size * capacity; - zpl_array_header *nh = cast(zpl_array_header *) zpl_alloc(h->allocator, size); - zpl_memmove(nh, h, zpl_size_of(zpl_array_header) + element_size * h->count); - nh->allocator = h->allocator; - nh->count = h->count; - nh->data = (char *)nh + 1; - nh->capacity = capacity; - zpl_free(h->allocator, h); - return nh + 1; - } - } + ZPL_END_C_DECLS + // file: source/core/array.c - ZPL_END_C_DECLS - // file: source/core/string.c + #ifdef ZPL_EDITOR + #include + #endif - //////////////////////////////////////////////////////////////// - // - // Char things - // - // - #ifdef ZPL_EDITOR - #include - #endif + ZPL_BEGIN_C_DECLS - ZPL_BEGIN_C_DECLS + ZPL_NEVER_INLINE void *zpl__array_set_capacity(void *array, zpl_isize capacity, zpl_isize element_size) { + zpl_array_header *h = ZPL_ARRAY_HEADER(array); - zpl_internal zpl_isize zpl__scan_zpl_i64(const char *text, zpl_i32 base, zpl_i64 *value) { - const char *text_begin = text; - zpl_i64 result = 0; - zpl_b32 negative = false; + ZPL_ASSERT(element_size > 0); - if (*text == '-') { - negative = true; - text++; + if (capacity == h->capacity) return array; + + if (capacity < h->count) { + if (h->capacity < capacity) { + zpl_isize new_capacity = ZPL_ARRAY_GROW_FORMULA(h->capacity); + if (new_capacity < capacity) new_capacity = capacity; + zpl__array_set_capacity(array, new_capacity, element_size); + } + h->count = capacity; + } + + { + zpl_isize size = zpl_size_of(zpl_array_header) + element_size * capacity; + zpl_array_header *nh = cast(zpl_array_header *) zpl_alloc(h->allocator, size); + zpl_memmove(nh, h, zpl_size_of(zpl_array_header) + element_size * h->count); + nh->allocator = h->allocator; + nh->count = h->count; + nh->data = (char *)nh + 1; + nh->capacity = capacity; + zpl_free(h->allocator, h); + return nh + 1; + } } - if (base == 16 && zpl_strncmp(text, "0x", 2) == 0) text += 2; + ZPL_END_C_DECLS + // file: source/core/string.c - for (;;) { - zpl_i64 v; - if (zpl_char_is_digit(*text)) - v = *text - '0'; - else if (base == 16 && zpl_char_is_hex_digit(*text)) - v = zpl_hex_digit_to_int(*text); - else - break; + //////////////////////////////////////////////////////////////// + // + // Char things + // + // + #ifdef ZPL_EDITOR + #include + #endif - result *= base; - result += v; - text++; + ZPL_BEGIN_C_DECLS + + zpl_internal zpl_isize zpl__scan_zpl_i64(const char *text, zpl_i32 base, zpl_i64 *value) { + const char *text_begin = text; + zpl_i64 result = 0; + zpl_b32 negative = false; + + if (*text == '-') { + negative = true; + text++; + } + + if (base == 16 && zpl_strncmp(text, "0x", 2) == 0) text += 2; + + for (;;) { + zpl_i64 v; + if (zpl_char_is_digit(*text)) + v = *text - '0'; + else if (base == 16 && zpl_char_is_hex_digit(*text)) + v = zpl_hex_digit_to_int(*text); + else + break; + + result *= base; + result += v; + text++; + } + + if (value) { + if (negative) result = -result; + *value = result; + } + + return (text - text_begin); } - if (value) { - if (negative) result = -result; - *value = result; + zpl_internal zpl_isize zpl__scan_zpl_u64(const char *text, zpl_i32 base, zpl_u64 *value) { + const char *text_begin = text; + zpl_u64 result = 0; + + if (base == 16 && zpl_strncmp(text, "0x", 2) == 0) text += 2; + + for (;;) { + zpl_u64 v; + if (zpl_char_is_digit(*text)) + v = *text - '0'; + else if (base == 16 && zpl_char_is_hex_digit(*text)) + v = zpl_hex_digit_to_int(*text); + else { + break; + } + + result *= base; + result += v; + text++; + } + + if (value) *value = result; + + return (text - text_begin); } - return (text - text_begin); - } + // TODO: Make better + zpl_u64 zpl_str_to_u64(const char *str, char **end_ptr, zpl_i32 base) { + zpl_isize len; + zpl_u64 value = 0; - zpl_internal zpl_isize zpl__scan_zpl_u64(const char *text, zpl_i32 base, zpl_u64 *value) { - const char *text_begin = text; - zpl_u64 result = 0; + if (!base) { + if ((zpl_strlen(str) > 2) && (zpl_strncmp(str, "0x", 2) == 0)) + base = 16; + else + base = 10; + } - if (base == 16 && zpl_strncmp(text, "0x", 2) == 0) text += 2; + len = zpl__scan_zpl_u64(str, base, &value); + if (end_ptr) *end_ptr = (char *)str + len; + return value; + } - for (;;) { + zpl_i64 zpl_str_to_i64(const char *str, char **end_ptr, zpl_i32 base) { + zpl_isize len; + zpl_i64 value; + + if (!base) { + if ((zpl_strlen(str) > 2) && (zpl_strncmp(str, "0x", 2) == 0)) + base = 16; + else + base = 10; + } + + len = zpl__scan_zpl_i64(str, base, &value); + if (end_ptr) *end_ptr = (char *)str + len; + return value; + } + + // TODO: Are these good enough for characters? + zpl_global const char zpl__num_to_char_table[] = "0123456789" + "ABCDEFGHIJKLMNOPQRSTUVWXYZ" + "abcdefghijklmnopqrstuvwxyz" + "@$"; + + void zpl_i64_to_str(zpl_i64 value, char *string, zpl_i32 base) { + char *buf = string; + zpl_b32 negative = false; zpl_u64 v; - if (zpl_char_is_digit(*text)) - v = *text - '0'; - else if (base == 16 && zpl_char_is_hex_digit(*text)) - v = zpl_hex_digit_to_int(*text); - else { - break; + + if (value < 0) { + negative = true; + value = -value; } - result *= base; - result += v; - text++; - } - - if (value) *value = result; - - return (text - text_begin); - } - - // TODO: Make better - zpl_u64 zpl_str_to_u64(const char *str, char **end_ptr, zpl_i32 base) { - zpl_isize len; - zpl_u64 value = 0; - - if (!base) { - if ((zpl_strlen(str) > 2) && (zpl_strncmp(str, "0x", 2) == 0)) - base = 16; - else - base = 10; - } - - len = zpl__scan_zpl_u64(str, base, &value); - if (end_ptr) *end_ptr = (char *)str + len; - return value; - } - - zpl_i64 zpl_str_to_i64(const char *str, char **end_ptr, zpl_i32 base) { - zpl_isize len; - zpl_i64 value; - - if (!base) { - if ((zpl_strlen(str) > 2) && (zpl_strncmp(str, "0x", 2) == 0)) - base = 16; - else - base = 10; - } - - len = zpl__scan_zpl_i64(str, base, &value); - if (end_ptr) *end_ptr = (char *)str + len; - return value; - } - - // TODO: Are these good enough for characters? - zpl_global const char zpl__num_to_char_table[] = "0123456789" - "ABCDEFGHIJKLMNOPQRSTUVWXYZ" - "abcdefghijklmnopqrstuvwxyz" - "@$"; - - void zpl_i64_to_str(zpl_i64 value, char *string, zpl_i32 base) { - char *buf = string; - zpl_b32 negative = false; - zpl_u64 v; - - if (value < 0) { - negative = true; - value = -value; - } - - v = cast(zpl_u64) value; - if (v != 0) { - while (v > 0) { - *buf++ = zpl__num_to_char_table[v % base]; - v /= base; + v = cast(zpl_u64) value; + if (v != 0) { + while (v > 0) { + *buf++ = zpl__num_to_char_table[v % base]; + v /= base; + } + } else { + *buf++ = '0'; } - } else { - *buf++ = '0'; + if (negative) *buf++ = '-'; + *buf = '\0'; + zpl_strrev(string); } - if (negative) *buf++ = '-'; - *buf = '\0'; - zpl_strrev(string); - } - void zpl_u64_to_str(zpl_u64 value, char *string, zpl_i32 base) { - char *buf = string; + void zpl_u64_to_str(zpl_u64 value, char *string, zpl_i32 base) { + char *buf = string; - if (value) { - while (value > 0) { - *buf++ = zpl__num_to_char_table[value % base]; - value /= base; + if (value) { + while (value > 0) { + *buf++ = zpl__num_to_char_table[value % base]; + value /= base; + } + } else { + *buf++ = '0'; } - } else { - *buf++ = '0'; - } - *buf = '\0'; + *buf = '\0'; - zpl_strrev(string); - } - - zpl_f64 zpl_str_to_f64(const char *str, char **end_ptr) { - zpl_f64 result, value, sign, scale; - zpl_i32 frac; - - while (zpl_char_is_space(*str)) { str++; } - - sign = 1.0; - if (*str == '-') { - sign = -1.0; - str++; - } else if (*str == '+') { - str++; + zpl_strrev(string); } - for (value = 0.0; zpl_char_is_digit(*str); str++) { value = value * 10.0 + (*str - '0'); } + zpl_f64 zpl_str_to_f64(const char *str, char **end_ptr) { + zpl_f64 result, value, sign, scale; + zpl_i32 frac; - if (*str == '.') { - zpl_f64 pow10 = 10.0; - str++; - while (zpl_char_is_digit(*str)) { - value += (*str - '0') / pow10; - pow10 *= 10.0; - str++; - } - } + while (zpl_char_is_space(*str)) { str++; } - frac = 0; - scale = 1.0; - if ((*str == 'e') || (*str == 'E')) { - zpl_u32 exp; - - str++; + sign = 1.0; if (*str == '-') { - frac = 1; + sign = -1.0; str++; } else if (*str == '+') { str++; } - for (exp = 0; zpl_char_is_digit(*str); str++) { exp = exp * 10 + (*str - '0'); } - if (exp > 308) exp = 308; + for (value = 0.0; zpl_char_is_digit(*str); str++) { value = value * 10.0 + (*str - '0'); } - while (exp >= 50) { - scale *= 1e50; - exp -= 50; - } - while (exp >= 8) { - scale *= 1e8; - exp -= 8; - } - while (exp > 0) { - scale *= 10.0; - exp -= 1; - } - } - - result = sign * (frac ? (value / scale) : (value * scale)); - - if (end_ptr) *end_ptr = cast(char *) str; - - return result; - } - - - - //////////////////////////////////////////////////////////////// - // - // Windows UTF-8 Handling - // - // - - zpl_u16 *zpl_utf8_to_ucs2(zpl_u16 *buffer, zpl_isize len, zpl_u8 const *str) { - zpl_rune c; - zpl_isize i = 0; - len--; - while (*str) { - if (i >= len) return NULL; - if (!(*str & 0x80)) { - buffer[i++] = *str++; - } else if ((*str & 0xe0) == 0xc0) { - if (*str < 0xc2) return NULL; - c = (*str++ & 0x1f) << 6; - if ((*str & 0xc0) != 0x80) return NULL; - buffer[i++] = cast(zpl_u16)(c + (*str++ & 0x3f)); - } else if ((*str & 0xf0) == 0xe0) { - if (*str == 0xe0 && (str[1] < 0xa0 || str[1] > 0xbf)) return NULL; - if (*str == 0xed && str[1] > 0x9f) // str[1] < 0x80 is checked below - return NULL; - c = (*str++ & 0x0f) << 12; - if ((*str & 0xc0) != 0x80) return NULL; - c += (*str++ & 0x3f) << 6; - if ((*str & 0xc0) != 0x80) return NULL; - buffer[i++] = cast(zpl_u16)(c + (*str++ & 0x3f)); - } else if ((*str & 0xf8) == 0xf0) { - if (*str > 0xf4) return NULL; - if (*str == 0xf0 && (str[1] < 0x90 || str[1] > 0xbf)) return NULL; - if (*str == 0xf4 && str[1] > 0x8f) // str[1] < 0x80 is checked below - return NULL; - c = (*str++ & 0x07) << 18; - if ((*str & 0xc0) != 0x80) return NULL; - c += (*str++ & 0x3f) << 12; - if ((*str & 0xc0) != 0x80) return NULL; - c += (*str++ & 0x3f) << 6; - if ((*str & 0xc0) != 0x80) return NULL; - c += (*str++ & 0x3f); - // UTF-8 encodings of values used in surrogate pairs are invalid - if ((c & 0xfffff800) == 0xd800) return NULL; - if (c >= 0x10000) { - c -= 0x10000; - if (i + 2 > len) return NULL; - buffer[i++] = 0xd800 | (0x3ff & (c >> 10)); - buffer[i++] = 0xdc00 | (0x3ff & (c)); + if (*str == '.') { + zpl_f64 pow10 = 10.0; + str++; + while (zpl_char_is_digit(*str)) { + value += (*str - '0') / pow10; + pow10 *= 10.0; + str++; } - } else { - return NULL; } - } - buffer[i] = 0; - return buffer; - } - zpl_u8 *zpl_ucs2_to_utf8(zpl_u8 *buffer, zpl_isize len, zpl_u16 const *str) { - zpl_isize i = 0; - len--; - while (*str) { - if (*str < 0x80) { - if (i + 1 > len) return NULL; - buffer[i++] = (char)*str++; - } else if (*str < 0x800) { - if (i + 2 > len) return NULL; - buffer[i++] = cast(char)(0xc0 + (*str >> 6)); - buffer[i++] = cast(char)(0x80 + (*str & 0x3f)); - str += 1; - } else if (*str >= 0xd800 && *str < 0xdc00) { - zpl_rune c; - if (i + 4 > len) return NULL; - c = ((str[0] - 0xd800) << 10) + ((str[1]) - 0xdc00) + 0x10000; - buffer[i++] = cast(char)(0xf0 + (c >> 18)); - buffer[i++] = cast(char)(0x80 + ((c >> 12) & 0x3f)); - buffer[i++] = cast(char)(0x80 + ((c >> 6) & 0x3f)); - buffer[i++] = cast(char)(0x80 + ((c)&0x3f)); - str += 2; - } else if (*str >= 0xdc00 && *str < 0xe000) { - return NULL; - } else { - if (i + 3 > len) return NULL; - buffer[i++] = 0xe0 + (*str >> 12); - buffer[i++] = 0x80 + ((*str >> 6) & 0x3f); - buffer[i++] = 0x80 + ((*str) & 0x3f); - str += 1; + frac = 0; + scale = 1.0; + if ((*str == 'e') || (*str == 'E')) { + zpl_u32 exp; + + str++; + if (*str == '-') { + frac = 1; + str++; + } else if (*str == '+') { + str++; + } + + for (exp = 0; zpl_char_is_digit(*str); str++) { exp = exp * 10 + (*str - '0'); } + if (exp > 308) exp = 308; + + while (exp >= 50) { + scale *= 1e50; + exp -= 50; + } + while (exp >= 8) { + scale *= 1e8; + exp -= 8; + } + while (exp > 0) { + scale *= 10.0; + exp -= 1; + } } + + result = sign * (frac ? (value / scale) : (value * scale)); + + if (end_ptr) *end_ptr = cast(char *) str; + + return result; } - buffer[i] = 0; - return buffer; - } - - zpl_u16 *zpl_utf8_to_ucs2_buf(zpl_u8 const *str) { // NOTE: Uses locally persisting buffer - zpl_local_persist zpl_u16 buf[4096]; - return zpl_utf8_to_ucs2(buf, zpl_count_of(buf), str); - } - - zpl_u8 *zpl_ucs2_to_utf8_buf(zpl_u16 const *str) { // NOTE: Uses locally persisting buffer - zpl_local_persist zpl_u8 buf[4096]; - return zpl_ucs2_to_utf8(buf, zpl_count_of(buf), str); - } - - zpl_global zpl_u8 const zpl__utf8_first[256] = { - 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, // 0x00-0x0F - 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, // 0x10-0x1F - 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, // 0x20-0x2F - 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, // 0x30-0x3F - 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, // 0x40-0x4F - 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, // 0x50-0x5F - 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, // 0x60-0x6F - 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, // 0x70-0x7F - 0xf1, 0xf1, 0xf1, 0xf1, 0xf1, 0xf1, 0xf1, 0xf1, 0xf1, 0xf1, 0xf1, 0xf1, 0xf1, 0xf1, 0xf1, 0xf1, // 0x80-0x8F - 0xf1, 0xf1, 0xf1, 0xf1, 0xf1, 0xf1, 0xf1, 0xf1, 0xf1, 0xf1, 0xf1, 0xf1, 0xf1, 0xf1, 0xf1, 0xf1, // 0x90-0x9F - 0xf1, 0xf1, 0xf1, 0xf1, 0xf1, 0xf1, 0xf1, 0xf1, 0xf1, 0xf1, 0xf1, 0xf1, 0xf1, 0xf1, 0xf1, 0xf1, // 0xA0-0xAF - 0xf1, 0xf1, 0xf1, 0xf1, 0xf1, 0xf1, 0xf1, 0xf1, 0xf1, 0xf1, 0xf1, 0xf1, 0xf1, 0xf1, 0xf1, 0xf1, // 0xB0-0xBF - 0xf1, 0xf1, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, // 0xC0-0xCF - 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, // 0xD0-0xDF - 0x13, 0x03, 0x03, 0x03, 0x03, 0x03, 0x03, 0x03, 0x03, 0x03, 0x03, 0x03, 0x03, 0x23, 0x03, 0x03, // 0xE0-0xEF - 0x34, 0x04, 0x04, 0x04, 0x44, 0xf1, 0xf1, 0xf1, 0xf1, 0xf1, 0xf1, 0xf1, 0xf1, 0xf1, 0xf1, 0xf1, // 0xF0-0xFF - }; - typedef struct zpl_utf8_accept_range { - zpl_u8 lo, hi; - } zpl_utf8_accept_range; - zpl_global zpl_utf8_accept_range const zpl__utf8_accept_ranges[] = { - { 0x80, 0xbf }, { 0xa0, 0xbf }, { 0x80, 0x9f }, { 0x90, 0xbf }, { 0x80, 0x8f }, - }; + //////////////////////////////////////////////////////////////// + // + // Windows UTF-8 Handling + // + // - zpl_isize zpl_utf8_decode(zpl_u8 const *str, zpl_isize str_len, zpl_rune *codepoint_out) { + zpl_u16 *zpl_utf8_to_ucs2(zpl_u16 *buffer, zpl_isize len, zpl_u8 const *str) { + zpl_rune c; + zpl_isize i = 0; + len--; + while (*str) { + if (i >= len) return NULL; + if (!(*str & 0x80)) { + buffer[i++] = *str++; + } else if ((*str & 0xe0) == 0xc0) { + if (*str < 0xc2) return NULL; + c = (*str++ & 0x1f) << 6; + if ((*str & 0xc0) != 0x80) return NULL; + buffer[i++] = cast(zpl_u16)(c + (*str++ & 0x3f)); + } else if ((*str & 0xf0) == 0xe0) { + if (*str == 0xe0 && (str[1] < 0xa0 || str[1] > 0xbf)) return NULL; + if (*str == 0xed && str[1] > 0x9f) // str[1] < 0x80 is checked below + return NULL; + c = (*str++ & 0x0f) << 12; + if ((*str & 0xc0) != 0x80) return NULL; + c += (*str++ & 0x3f) << 6; + if ((*str & 0xc0) != 0x80) return NULL; + buffer[i++] = cast(zpl_u16)(c + (*str++ & 0x3f)); + } else if ((*str & 0xf8) == 0xf0) { + if (*str > 0xf4) return NULL; + if (*str == 0xf0 && (str[1] < 0x90 || str[1] > 0xbf)) return NULL; + if (*str == 0xf4 && str[1] > 0x8f) // str[1] < 0x80 is checked below + return NULL; + c = (*str++ & 0x07) << 18; + if ((*str & 0xc0) != 0x80) return NULL; + c += (*str++ & 0x3f) << 12; + if ((*str & 0xc0) != 0x80) return NULL; + c += (*str++ & 0x3f) << 6; + if ((*str & 0xc0) != 0x80) return NULL; + c += (*str++ & 0x3f); + // UTF-8 encodings of values used in surrogate pairs are invalid + if ((c & 0xfffff800) == 0xd800) return NULL; + if (c >= 0x10000) { + c -= 0x10000; + if (i + 2 > len) return NULL; + buffer[i++] = 0xd800 | (0x3ff & (c >> 10)); + buffer[i++] = 0xdc00 | (0x3ff & (c)); + } + } else { + return NULL; + } + } + buffer[i] = 0; + return buffer; + } - zpl_isize width = 0; - zpl_rune codepoint = ZPL_RUNE_INVALID; + zpl_u8 *zpl_ucs2_to_utf8(zpl_u8 *buffer, zpl_isize len, zpl_u16 const *str) { + zpl_isize i = 0; + len--; + while (*str) { + if (*str < 0x80) { + if (i + 1 > len) return NULL; + buffer[i++] = (char)*str++; + } else if (*str < 0x800) { + if (i + 2 > len) return NULL; + buffer[i++] = cast(char)(0xc0 + (*str >> 6)); + buffer[i++] = cast(char)(0x80 + (*str & 0x3f)); + str += 1; + } else if (*str >= 0xd800 && *str < 0xdc00) { + zpl_rune c; + if (i + 4 > len) return NULL; + c = ((str[0] - 0xd800) << 10) + ((str[1]) - 0xdc00) + 0x10000; + buffer[i++] = cast(char)(0xf0 + (c >> 18)); + buffer[i++] = cast(char)(0x80 + ((c >> 12) & 0x3f)); + buffer[i++] = cast(char)(0x80 + ((c >> 6) & 0x3f)); + buffer[i++] = cast(char)(0x80 + ((c)&0x3f)); + str += 2; + } else if (*str >= 0xdc00 && *str < 0xe000) { + return NULL; + } else { + if (i + 3 > len) return NULL; + buffer[i++] = 0xe0 + (*str >> 12); + buffer[i++] = 0x80 + ((*str >> 6) & 0x3f); + buffer[i++] = 0x80 + ((*str) & 0x3f); + str += 1; + } + } + buffer[i] = 0; + return buffer; + } - if (str_len > 0) { - zpl_u8 s0 = str[0]; - zpl_u8 x = zpl__utf8_first[s0], sz; - zpl_u8 b1, b2, b3; - zpl_utf8_accept_range accept; - if (x >= 0xf0) { - zpl_rune mask = (cast(zpl_rune) x << 31) >> 31; - codepoint = (cast(zpl_rune) s0 & (~mask)) | (ZPL_RUNE_INVALID & mask); + zpl_u16 *zpl_utf8_to_ucs2_buf(zpl_u8 const *str) { // NOTE: Uses locally persisting buffer + zpl_local_persist zpl_u16 buf[4096]; + return zpl_utf8_to_ucs2(buf, zpl_count_of(buf), str); + } + + zpl_u8 *zpl_ucs2_to_utf8_buf(zpl_u16 const *str) { // NOTE: Uses locally persisting buffer + zpl_local_persist zpl_u8 buf[4096]; + return zpl_ucs2_to_utf8(buf, zpl_count_of(buf), str); + } + + zpl_global zpl_u8 const zpl__utf8_first[256] = { + 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, // 0x00-0x0F + 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, // 0x10-0x1F + 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, // 0x20-0x2F + 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, // 0x30-0x3F + 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, // 0x40-0x4F + 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, // 0x50-0x5F + 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, // 0x60-0x6F + 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, // 0x70-0x7F + 0xf1, 0xf1, 0xf1, 0xf1, 0xf1, 0xf1, 0xf1, 0xf1, 0xf1, 0xf1, 0xf1, 0xf1, 0xf1, 0xf1, 0xf1, 0xf1, // 0x80-0x8F + 0xf1, 0xf1, 0xf1, 0xf1, 0xf1, 0xf1, 0xf1, 0xf1, 0xf1, 0xf1, 0xf1, 0xf1, 0xf1, 0xf1, 0xf1, 0xf1, // 0x90-0x9F + 0xf1, 0xf1, 0xf1, 0xf1, 0xf1, 0xf1, 0xf1, 0xf1, 0xf1, 0xf1, 0xf1, 0xf1, 0xf1, 0xf1, 0xf1, 0xf1, // 0xA0-0xAF + 0xf1, 0xf1, 0xf1, 0xf1, 0xf1, 0xf1, 0xf1, 0xf1, 0xf1, 0xf1, 0xf1, 0xf1, 0xf1, 0xf1, 0xf1, 0xf1, // 0xB0-0xBF + 0xf1, 0xf1, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, // 0xC0-0xCF + 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, // 0xD0-0xDF + 0x13, 0x03, 0x03, 0x03, 0x03, 0x03, 0x03, 0x03, 0x03, 0x03, 0x03, 0x03, 0x03, 0x23, 0x03, 0x03, // 0xE0-0xEF + 0x34, 0x04, 0x04, 0x04, 0x44, 0xf1, 0xf1, 0xf1, 0xf1, 0xf1, 0xf1, 0xf1, 0xf1, 0xf1, 0xf1, 0xf1, // 0xF0-0xFF + }; + + + typedef struct zpl_utf8_accept_range { + zpl_u8 lo, hi; + } zpl_utf8_accept_range; + + zpl_global zpl_utf8_accept_range const zpl__utf8_accept_ranges[] = { + { 0x80, 0xbf }, { 0xa0, 0xbf }, { 0x80, 0x9f }, { 0x90, 0xbf }, { 0x80, 0x8f }, + }; + + zpl_isize zpl_utf8_decode(zpl_u8 const *str, zpl_isize str_len, zpl_rune *codepoint_out) { + + zpl_isize width = 0; + zpl_rune codepoint = ZPL_RUNE_INVALID; + + if (str_len > 0) { + zpl_u8 s0 = str[0]; + zpl_u8 x = zpl__utf8_first[s0], sz; + zpl_u8 b1, b2, b3; + zpl_utf8_accept_range accept; + if (x >= 0xf0) { + zpl_rune mask = (cast(zpl_rune) x << 31) >> 31; + codepoint = (cast(zpl_rune) s0 & (~mask)) | (ZPL_RUNE_INVALID & mask); + width = 1; + goto end; + } + if (s0 < 0x80) { + codepoint = s0; + width = 1; + goto end; + } + + sz = x & 7; + accept = zpl__utf8_accept_ranges[x >> 4]; + if (str_len < sz) goto invalid_codepoint; + + b1 = str[1]; + if (b1 < accept.lo || accept.hi < b1) goto invalid_codepoint; + + if (sz == 2) { + codepoint = (cast(zpl_rune) s0 & 0x1f) << 6 | (cast(zpl_rune) b1 & 0x3f); + width = 2; + goto end; + } + + b2 = str[2]; + if (!zpl_is_between(b2, 0x80, 0xbf)) goto invalid_codepoint; + + if (sz == 3) { + codepoint = (cast(zpl_rune) s0 & 0x1f) << 12 | (cast(zpl_rune) b1 & 0x3f) << 6 | (cast(zpl_rune) b2 & 0x3f); + width = 3; + goto end; + } + + b3 = str[3]; + if (!zpl_is_between(b3, 0x80, 0xbf)) goto invalid_codepoint; + + codepoint = (cast(zpl_rune) s0 & 0x07) << 18 | (cast(zpl_rune) b1 & 0x3f) << 12 | (cast(zpl_rune) b2 & 0x3f) << 6 | + (cast(zpl_rune) b3 & 0x3f); + width = 4; + goto end; + + invalid_codepoint: + codepoint = ZPL_RUNE_INVALID; width = 1; - goto end; - } - if (s0 < 0x80) { - codepoint = s0; - width = 1; - goto end; } - sz = x & 7; - accept = zpl__utf8_accept_ranges[x >> 4]; - if (str_len < sz) goto invalid_codepoint; + end: + if (codepoint_out) *codepoint_out = codepoint; + return width; + } - b1 = str[1]; - if (b1 < accept.lo || accept.hi < b1) goto invalid_codepoint; + zpl_isize zpl_utf8_codepoint_size(zpl_u8 const *str, zpl_isize str_len) { + zpl_isize i = 0; + for (; i < str_len && str[i]; i++) { + if ((str[i] & 0xc0) != 0x80) break; + } + return i + 1; + } - if (sz == 2) { - codepoint = (cast(zpl_rune) s0 & 0x1f) << 6 | (cast(zpl_rune) b1 & 0x3f); - width = 2; - goto end; + zpl_isize zpl_utf8_encode_rune(zpl_u8 buf[4], zpl_rune r) { + zpl_u32 i = cast(zpl_u32) r; + zpl_u8 mask = 0x3f; + if (i <= (1 << 7) - 1) { + buf[0] = cast(zpl_u8) r; + return 1; + } + if (i <= (1 << 11) - 1) { + buf[0] = 0xc0 | cast(zpl_u8)(r >> 6); + buf[1] = 0x80 | (cast(zpl_u8)(r) & mask); + return 2; } - b2 = str[2]; - if (!zpl_is_between(b2, 0x80, 0xbf)) goto invalid_codepoint; + // Invalid or Surrogate range + if (i > ZPL_RUNE_MAX || zpl_is_between(i, 0xd800, 0xdfff)) { + r = ZPL_RUNE_INVALID; - if (sz == 3) { - codepoint = (cast(zpl_rune) s0 & 0x1f) << 12 | (cast(zpl_rune) b1 & 0x3f) << 6 | (cast(zpl_rune) b2 & 0x3f); - width = 3; - goto end; + buf[0] = 0xe0 | cast(zpl_u8)(r >> 12); + buf[1] = 0x80 | (cast(zpl_u8)(r >> 6) & mask); + buf[2] = 0x80 | (cast(zpl_u8)(r) & mask); + return 3; } - b3 = str[3]; - if (!zpl_is_between(b3, 0x80, 0xbf)) goto invalid_codepoint; - - codepoint = (cast(zpl_rune) s0 & 0x07) << 18 | (cast(zpl_rune) b1 & 0x3f) << 12 | (cast(zpl_rune) b2 & 0x3f) << 6 | - (cast(zpl_rune) b3 & 0x3f); - width = 4; - goto end; - - invalid_codepoint: - codepoint = ZPL_RUNE_INVALID; - width = 1; - } - - end: - if (codepoint_out) *codepoint_out = codepoint; - return width; - } - - zpl_isize zpl_utf8_codepoint_size(zpl_u8 const *str, zpl_isize str_len) { - zpl_isize i = 0; - for (; i < str_len && str[i]; i++) { - if ((str[i] & 0xc0) != 0x80) break; - } - return i + 1; - } - - zpl_isize zpl_utf8_encode_rune(zpl_u8 buf[4], zpl_rune r) { - zpl_u32 i = cast(zpl_u32) r; - zpl_u8 mask = 0x3f; - if (i <= (1 << 7) - 1) { - buf[0] = cast(zpl_u8) r; - return 1; - } - if (i <= (1 << 11) - 1) { - buf[0] = 0xc0 | cast(zpl_u8)(r >> 6); - buf[1] = 0x80 | (cast(zpl_u8)(r) & mask); - return 2; - } - - // Invalid or Surrogate range - if (i > ZPL_RUNE_MAX || zpl_is_between(i, 0xd800, 0xdfff)) { - r = ZPL_RUNE_INVALID; - - buf[0] = 0xe0 | cast(zpl_u8)(r >> 12); - buf[1] = 0x80 | (cast(zpl_u8)(r >> 6) & mask); - buf[2] = 0x80 | (cast(zpl_u8)(r) & mask); - return 3; - } - - if (i <= (1 << 16) - 1) { - buf[0] = 0xe0 | cast(zpl_u8)(r >> 12); - buf[1] = 0x80 | (cast(zpl_u8)(r >> 6) & mask); - buf[2] = 0x80 | (cast(zpl_u8)(r) & mask); - return 3; - } - - buf[0] = 0xf0 | cast(zpl_u8)(r >> 18); - buf[1] = 0x80 | (cast(zpl_u8)(r >> 12) & mask); - buf[2] = 0x80 | (cast(zpl_u8)(r >> 6) & mask); - buf[3] = 0x80 | (cast(zpl_u8)(r) & mask); - return 4; - } - - ZPL_END_C_DECLS - // file: source/core/stringlib.c - - #ifdef ZPL_EDITOR - #include - #endif - - ZPL_BEGIN_C_DECLS - - zpl_string zpl_string_make_reserve(zpl_allocator a, zpl_isize capacity) { - zpl_isize header_size = zpl_size_of(zpl_string_header); - void *ptr = zpl_alloc(a, header_size + capacity + 1); - - zpl_string str; - zpl_string_header *header; - - if (ptr == NULL) return NULL; - zpl_zero_size(ptr, header_size + capacity + 1); - - str = cast(char *) ptr + header_size; - header = ZPL_STRING_HEADER(str); - header->allocator = a; - header->length = 0; - header->capacity = capacity; - str[capacity] = '\0'; - - return str; - } - - - zpl_string zpl_string_make_length(zpl_allocator a, void const *init_str, zpl_isize num_bytes) { - zpl_isize header_size = zpl_size_of(zpl_string_header); - void *ptr = zpl_alloc(a, header_size + num_bytes + 1); - - zpl_string str; - zpl_string_header *header; - - if (ptr == NULL) return NULL; - if (!init_str) zpl_zero_size(ptr, header_size + num_bytes + 1); - - str = cast(char *) ptr + header_size; - header = ZPL_STRING_HEADER(str); - header->allocator = a; - header->length = num_bytes; - header->capacity = num_bytes; - if (num_bytes && init_str) zpl_memcopy(str, init_str, num_bytes); - str[num_bytes] = '\0'; - - return str; - } - - zpl_string zpl_string_sprintf_buf(zpl_allocator a, const char *fmt, ...) { - zpl_local_persist char buf[4096] = { 0 }; - va_list va; - va_start(va, fmt); - zpl_snprintf_va(buf, 4096, fmt, va); - va_end(va); - - return zpl_string_make(a, buf); - } - - zpl_string zpl_string_sprintf(zpl_allocator a, char *buf, zpl_isize num_bytes, const char *fmt, ...) { - va_list va; - va_start(va, fmt); - zpl_snprintf_va(buf, num_bytes, fmt, va); - va_end(va); - - return zpl_string_make(a, buf); - } - - zpl_string zpl_string_append_length(zpl_string str, void const *other, zpl_isize other_len) { - if (other_len > 0) { - zpl_isize curr_len = zpl_string_length(str); - - str = zpl_string_make_space_for(str, other_len); - if (str == NULL) return NULL; - - zpl_memcopy(str + curr_len, other, other_len); - str[curr_len + other_len] = '\0'; - zpl__set_string_length(str, curr_len + other_len); - } - return str; - } - - ZPL_ALWAYS_INLINE zpl_string zpl_string_appendc(zpl_string str, const char *other) { - return zpl_string_append_length(str, other, zpl_strlen(other)); - } - - ZPL_ALWAYS_INLINE zpl_string zpl_string_join(zpl_allocator a, const char **parts, zpl_isize count, const char *glue) { - zpl_string ret; - zpl_isize i; - - ret = zpl_string_make(a, NULL); - - for (i=0; i> 12); + buf[1] = 0x80 | (cast(zpl_u8)(r >> 6) & mask); + buf[2] = 0x80 | (cast(zpl_u8)(r) & mask); + return 3; } + + buf[0] = 0xf0 | cast(zpl_u8)(r >> 18); + buf[1] = 0x80 | (cast(zpl_u8)(r >> 12) & mask); + buf[2] = 0x80 | (cast(zpl_u8)(r >> 6) & mask); + buf[3] = 0x80 | (cast(zpl_u8)(r) & mask); + return 4; } - return ret; - } + ZPL_END_C_DECLS + // file: source/core/stringlib.c - zpl_string zpl_string_set(zpl_string str, const char *cstr) { - zpl_isize len = zpl_strlen(cstr); - if (zpl_string_capacity(str) < len) { - str = zpl_string_make_space_for(str, len - zpl_string_length(str)); - if (str == NULL) return NULL; - } + #ifdef ZPL_EDITOR + #include + #endif - zpl_memcopy(str, cstr, len); - str[len] = '\0'; - zpl__set_string_length(str, len); + ZPL_BEGIN_C_DECLS - return str; - } + zpl_string zpl_string_make_reserve(zpl_allocator a, zpl_isize capacity) { + zpl_isize header_size = zpl_size_of(zpl_string_header); + void *ptr = zpl_alloc(a, header_size + capacity + 1); - zpl_string zpl_string_make_space_for(zpl_string str, zpl_isize add_len) { - zpl_isize available = zpl_string_available_space(str); - - // NOTE: Return if there is enough space left - if (available >= add_len) { - return str; - } else { - zpl_isize new_len, old_size, new_size; - void *ptr, *new_ptr; - zpl_allocator a = ZPL_STRING_HEADER(str)->allocator; + zpl_string str; zpl_string_header *header; - new_len = zpl_string_length(str) + add_len; - ptr = ZPL_STRING_HEADER(str); - old_size = zpl_size_of(zpl_string_header) + zpl_string_length(str) + 1; - new_size = zpl_size_of(zpl_string_header) + new_len + 1; + if (ptr == NULL) return NULL; + zpl_zero_size(ptr, header_size + capacity + 1); - new_ptr = zpl_resize(a, ptr, old_size, new_size); - if (new_ptr == NULL) return NULL; - - header = cast(zpl_string_header *) new_ptr; + str = cast(char *) ptr + header_size; + header = ZPL_STRING_HEADER(str); header->allocator = a; - - str = cast(zpl_string)(header + 1); - zpl__set_string_capacity(str, new_len); + header->length = 0; + header->capacity = capacity; + str[capacity] = '\0'; return str; } - } - zpl_isize zpl_string_allocation_size(zpl_string const str) { - zpl_isize cap = zpl_string_capacity(str); - return zpl_size_of(zpl_string_header) + cap; - } - zpl_b32 zpl_string_are_equal(zpl_string const lhs, zpl_string const rhs) { - zpl_isize lhs_len, rhs_len, i; - lhs_len = zpl_string_length(lhs); - rhs_len = zpl_string_length(rhs); - if (lhs_len != rhs_len) return false; + zpl_string zpl_string_make_length(zpl_allocator a, void const *init_str, zpl_isize num_bytes) { + zpl_isize header_size = zpl_size_of(zpl_string_header); + void *ptr = zpl_alloc(a, header_size + num_bytes + 1); - for (i = 0; i < lhs_len; i++) { - if (lhs[i] != rhs[i]) return false; + zpl_string str; + zpl_string_header *header; + + if (ptr == NULL) return NULL; + if (!init_str) zpl_zero_size(ptr, header_size + num_bytes + 1); + + str = cast(char *) ptr + header_size; + header = ZPL_STRING_HEADER(str); + header->allocator = a; + header->length = num_bytes; + header->capacity = num_bytes; + if (num_bytes && init_str) zpl_memcopy(str, init_str, num_bytes); + str[num_bytes] = '\0'; + + return str; } - return true; - } + zpl_string zpl_string_sprintf_buf(zpl_allocator a, const char *fmt, ...) { + zpl_local_persist char buf[4096] = { 0 }; + va_list va; + va_start(va, fmt); + zpl_snprintf_va(buf, 4096, fmt, va); + va_end(va); - zpl_string zpl_string_trim(zpl_string str, const char *cut_set) { - char *start, *end, *start_pos, *end_pos; - zpl_isize len; - - start_pos = start = str; - end_pos = end = str + zpl_string_length(str) - 1; - - while (start_pos <= end && zpl_char_first_occurence(cut_set, *start_pos)) start_pos++; - while (end_pos > start_pos && zpl_char_first_occurence(cut_set, *end_pos)) end_pos--; - - len = cast(zpl_isize)((start_pos > end_pos) ? 0 : ((end_pos - start_pos) + 1)); - - if (str != start_pos) zpl_memmove(str, start_pos, len); - str[len] = '\0'; - - zpl__set_string_length(str, len); - - return str; - } - - zpl_string zpl_string_append_rune(zpl_string str, zpl_rune r) { - if (r >= 0) { - zpl_u8 buf[8] = { 0 }; - zpl_isize len = zpl_utf8_encode_rune(buf, r); - return zpl_string_append_length(str, buf, len); + return zpl_string_make(a, buf); } - return str; - } + zpl_string zpl_string_sprintf(zpl_allocator a, char *buf, zpl_isize num_bytes, const char *fmt, ...) { + va_list va; + va_start(va, fmt); + zpl_snprintf_va(buf, num_bytes, fmt, va); + va_end(va); - zpl_string zpl_string_append_fmt(zpl_string str, const char *fmt, ...) { - zpl_isize res; - char buf[4096] = { 0 }; - va_list va; - va_start(va, fmt); - res = zpl_snprintf_va(buf, zpl_count_of(buf) - 1, fmt, va) - 1; - va_end(va); - return zpl_string_append_length(str, buf, res); - } - - ZPL_END_C_DECLS - // file: source/core/file.c - - #ifdef ZPL_EDITOR - #include - #endif - - //////////////////////////////////////////////////////////////// - // - // File Handling - // - // - #include - - #ifdef ZPL_SYSTEM_MACOS - #include - #endif - - #ifdef ZPL_SYSTEM_CYGWIN - # include - #endif - - #if defined(ZPL_SYSTEM_WINDOWS) && !defined(ZPL_COMPILER_GCC) - #include - #endif - - ZPL_BEGIN_C_DECLS - - #if defined(ZPL_SYSTEM_WINDOWS) || defined (ZPL_SYSTEM_CYGWIN) - - zpl_internal wchar_t *zpl__alloc_utf8_to_ucs2(zpl_allocator a, char const *text, zpl_isize *w_len_) { - wchar_t *w_text = NULL; - zpl_isize len = 0, w_len = 0, w_len1 = 0; - if (text == NULL) { - if (w_len_) *w_len_ = w_len; - return NULL; - } - len = zpl_strlen(text); - if (len == 0) { - if (w_len_) *w_len_ = w_len; - return NULL; - } - w_len = MultiByteToWideChar(CP_UTF8, MB_ERR_INVALID_CHARS, text, cast(int) len, NULL, 0); - if (w_len == 0) { - if (w_len_) *w_len_ = w_len; - return NULL; - } - w_text = zpl_alloc_array(a, wchar_t, w_len + 1); - w_len1 = MultiByteToWideChar(CP_UTF8, MB_ERR_INVALID_CHARS, text, cast(int) len, w_text, cast(int) w_len); - if (w_len1 == 0) { - zpl_free(a, w_text); - if (w_len_) *w_len_ = 0; - return NULL; - } - w_text[w_len] = 0; - if (w_len_) *w_len_ = w_len; - return w_text; + return zpl_string_make(a, buf); } - zpl_internal ZPL_FILE_SEEK_PROC(zpl__win32_file_seek) { - LARGE_INTEGER li_offset; - li_offset.QuadPart = offset; - if (!SetFilePointerEx(fd.p, li_offset, &li_offset, whence)) { return false; } + zpl_string zpl_string_append_length(zpl_string str, void const *other, zpl_isize other_len) { + if (other_len > 0) { + zpl_isize curr_len = zpl_string_length(str); + + str = zpl_string_make_space_for(str, other_len); + if (str == NULL) return NULL; + + zpl_memcopy(str + curr_len, other, other_len); + str[curr_len + other_len] = '\0'; + zpl__set_string_length(str, curr_len + other_len); + } + return str; + } + + ZPL_ALWAYS_INLINE zpl_string zpl_string_appendc(zpl_string str, const char *other) { + return zpl_string_append_length(str, other, zpl_strlen(other)); + } + + ZPL_ALWAYS_INLINE zpl_string zpl_string_join(zpl_allocator a, const char **parts, zpl_isize count, const char *glue) { + zpl_string ret; + zpl_isize i; + + ret = zpl_string_make(a, NULL); + + for (i=0; i= add_len) { + return str; + } else { + zpl_isize new_len, old_size, new_size; + void *ptr, *new_ptr; + zpl_allocator a = ZPL_STRING_HEADER(str)->allocator; + zpl_string_header *header; + + new_len = zpl_string_length(str) + add_len; + ptr = ZPL_STRING_HEADER(str); + old_size = zpl_size_of(zpl_string_header) + zpl_string_length(str) + 1; + new_size = zpl_size_of(zpl_string_header) + new_len + 1; + + new_ptr = zpl_resize(a, ptr, old_size, new_size); + if (new_ptr == NULL) return NULL; + + header = cast(zpl_string_header *) new_ptr; + header->allocator = a; + + str = cast(zpl_string)(header + 1); + zpl__set_string_capacity(str, new_len); + + return str; + } + } + + zpl_isize zpl_string_allocation_size(zpl_string const str) { + zpl_isize cap = zpl_string_capacity(str); + return zpl_size_of(zpl_string_header) + cap; + } + + zpl_b32 zpl_string_are_equal(zpl_string const lhs, zpl_string const rhs) { + zpl_isize lhs_len, rhs_len, i; + lhs_len = zpl_string_length(lhs); + rhs_len = zpl_string_length(rhs); + if (lhs_len != rhs_len) return false; + + for (i = 0; i < lhs_len; i++) { + if (lhs[i] != rhs[i]) return false; + } - if (new_offset) *new_offset = li_offset.QuadPart; return true; } - zpl_internal ZPL_FILE_READ_AT_PROC(zpl__win32_file_read) { - zpl_unused(stop_at_newline); - zpl_b32 result = false; - zpl__win32_file_seek(fd, offset, ZPL_SEEK_WHENCE_BEGIN, NULL); - DWORD size_ = cast(DWORD)(size > ZPL_I32_MAX ? ZPL_I32_MAX : size); - DWORD bytes_read_; - if (ReadFile(fd.p, buffer, size_, &bytes_read_, NULL)) { - if (bytes_read) *bytes_read = bytes_read_; - result = true; - } + zpl_string zpl_string_trim(zpl_string str, const char *cut_set) { + char *start, *end, *start_pos, *end_pos; + zpl_isize len; - return result; + start_pos = start = str; + end_pos = end = str + zpl_string_length(str) - 1; + + while (start_pos <= end && zpl_char_first_occurence(cut_set, *start_pos)) start_pos++; + while (end_pos > start_pos && zpl_char_first_occurence(cut_set, *end_pos)) end_pos--; + + len = cast(zpl_isize)((start_pos > end_pos) ? 0 : ((end_pos - start_pos) + 1)); + + if (str != start_pos) zpl_memmove(str, start_pos, len); + str[len] = '\0'; + + zpl__set_string_length(str, len); + + return str; } - zpl_internal ZPL_FILE_WRITE_AT_PROC(zpl__win32_file_write) { - DWORD size_ = cast(DWORD)(size > ZPL_I32_MAX ? ZPL_I32_MAX : size); - DWORD bytes_written_; - zpl__win32_file_seek(fd, offset, ZPL_SEEK_WHENCE_BEGIN, NULL); - if (WriteFile(fd.p, buffer, size_, &bytes_written_, NULL)) { - if (bytes_written) *bytes_written = bytes_written_; + zpl_string zpl_string_append_rune(zpl_string str, zpl_rune r) { + if (r >= 0) { + zpl_u8 buf[8] = { 0 }; + zpl_isize len = zpl_utf8_encode_rune(buf, r); + return zpl_string_append_length(str, buf, len); + } + + return str; + } + + zpl_string zpl_string_append_fmt(zpl_string str, const char *fmt, ...) { + zpl_isize res; + char buf[4096] = { 0 }; + va_list va; + va_start(va, fmt); + res = zpl_snprintf_va(buf, zpl_count_of(buf) - 1, fmt, va) - 1; + va_end(va); + return zpl_string_append_length(str, buf, res); + } + + ZPL_END_C_DECLS + // file: source/core/file.c + + #ifdef ZPL_EDITOR + #include + #endif + + //////////////////////////////////////////////////////////////// + // + // File Handling + // + // + #include + + #ifdef ZPL_SYSTEM_MACOS + #include + #endif + + #ifdef ZPL_SYSTEM_CYGWIN + # include + #endif + + #if defined(ZPL_SYSTEM_WINDOWS) && !defined(ZPL_COMPILER_GCC) + #include + #endif + + ZPL_BEGIN_C_DECLS + + #if defined(ZPL_SYSTEM_WINDOWS) || defined (ZPL_SYSTEM_CYGWIN) + + zpl_internal wchar_t *zpl__alloc_utf8_to_ucs2(zpl_allocator a, char const *text, zpl_isize *w_len_) { + wchar_t *w_text = NULL; + zpl_isize len = 0, w_len = 0, w_len1 = 0; + if (text == NULL) { + if (w_len_) *w_len_ = w_len; + return NULL; + } + len = zpl_strlen(text); + if (len == 0) { + if (w_len_) *w_len_ = w_len; + return NULL; + } + w_len = MultiByteToWideChar(CP_UTF8, MB_ERR_INVALID_CHARS, text, cast(int) len, NULL, 0); + if (w_len == 0) { + if (w_len_) *w_len_ = w_len; + return NULL; + } + w_text = zpl_alloc_array(a, wchar_t, w_len + 1); + w_len1 = MultiByteToWideChar(CP_UTF8, MB_ERR_INVALID_CHARS, text, cast(int) len, w_text, cast(int) w_len); + if (w_len1 == 0) { + zpl_free(a, w_text); + if (w_len_) *w_len_ = 0; + return NULL; + } + w_text[w_len] = 0; + if (w_len_) *w_len_ = w_len; + return w_text; + } + + zpl_internal ZPL_FILE_SEEK_PROC(zpl__win32_file_seek) { + LARGE_INTEGER li_offset; + li_offset.QuadPart = offset; + if (!SetFilePointerEx(fd.p, li_offset, &li_offset, whence)) { return false; } + + if (new_offset) *new_offset = li_offset.QuadPart; return true; } - return false; - } - zpl_internal ZPL_FILE_CLOSE_PROC(zpl__win32_file_close) { CloseHandle(fd.p); } - - zpl_file_operations const zpl_default_file_operations = { zpl__win32_file_read, zpl__win32_file_write, - zpl__win32_file_seek, zpl__win32_file_close }; - - ZPL_NEVER_INLINE ZPL_FILE_OPEN_PROC(zpl__win32_file_open) { - DWORD desired_access; - DWORD creation_disposition; - void *handle; - wchar_t *w_text; - - switch (mode & ZPL_FILE_MODES) { - case ZPL_FILE_MODE_READ: - desired_access = GENERIC_READ; - creation_disposition = OPEN_EXISTING; - break; - case ZPL_FILE_MODE_WRITE: - desired_access = GENERIC_WRITE; - creation_disposition = CREATE_ALWAYS; - break; - case ZPL_FILE_MODE_APPEND: - desired_access = GENERIC_WRITE; - creation_disposition = OPEN_ALWAYS; - break; - case ZPL_FILE_MODE_READ | ZPL_FILE_MODE_RW: - desired_access = GENERIC_READ | GENERIC_WRITE; - creation_disposition = OPEN_EXISTING; - break; - case ZPL_FILE_MODE_WRITE | ZPL_FILE_MODE_RW: - desired_access = GENERIC_READ | GENERIC_WRITE; - creation_disposition = CREATE_ALWAYS; - break; - case ZPL_FILE_MODE_APPEND | ZPL_FILE_MODE_RW: - desired_access = GENERIC_READ | GENERIC_WRITE; - creation_disposition = OPEN_ALWAYS; - break; - default: ZPL_PANIC("Invalid file mode"); return ZPL_FILE_ERROR_INVALID; - } - - w_text = zpl__alloc_utf8_to_ucs2(zpl_heap_allocator( ), filename, NULL); - handle = CreateFileW(w_text, desired_access, FILE_SHARE_READ | FILE_SHARE_DELETE, NULL, creation_disposition, - FILE_ATTRIBUTE_NORMAL, NULL); - - zpl_free(zpl_heap_allocator( ), w_text); - - if (handle == INVALID_HANDLE_VALUE) { - DWORD err = GetLastError( ); - switch (err) { - case ERROR_FILE_NOT_FOUND: return ZPL_FILE_ERROR_NOT_EXISTS; - case ERROR_FILE_EXISTS: return ZPL_FILE_ERROR_EXISTS; - case ERROR_ALREADY_EXISTS: return ZPL_FILE_ERROR_EXISTS; - case ERROR_ACCESS_DENIED: return ZPL_FILE_ERROR_PERMISSION; + zpl_internal ZPL_FILE_READ_AT_PROC(zpl__win32_file_read) { + zpl_unused(stop_at_newline); + zpl_b32 result = false; + zpl__win32_file_seek(fd, offset, ZPL_SEEK_WHENCE_BEGIN, NULL); + DWORD size_ = cast(DWORD)(size > ZPL_I32_MAX ? ZPL_I32_MAX : size); + DWORD bytes_read_; + if (ReadFile(fd.p, buffer, size_, &bytes_read_, NULL)) { + if (bytes_read) *bytes_read = bytes_read_; + result = true; } - return ZPL_FILE_ERROR_INVALID; + + return result; } - if (mode & ZPL_FILE_MODE_APPEND) { - LARGE_INTEGER offset = { 0 }; - if (!SetFilePointerEx(handle, offset, NULL, ZPL_SEEK_WHENCE_END)) { - CloseHandle(handle); + zpl_internal ZPL_FILE_WRITE_AT_PROC(zpl__win32_file_write) { + DWORD size_ = cast(DWORD)(size > ZPL_I32_MAX ? ZPL_I32_MAX : size); + DWORD bytes_written_; + zpl__win32_file_seek(fd, offset, ZPL_SEEK_WHENCE_BEGIN, NULL); + if (WriteFile(fd.p, buffer, size_, &bytes_written_, NULL)) { + if (bytes_written) *bytes_written = bytes_written_; + return true; + } + return false; + } + + zpl_internal ZPL_FILE_CLOSE_PROC(zpl__win32_file_close) { CloseHandle(fd.p); } + + zpl_file_operations const zpl_default_file_operations = { zpl__win32_file_read, zpl__win32_file_write, + zpl__win32_file_seek, zpl__win32_file_close }; + + ZPL_NEVER_INLINE ZPL_FILE_OPEN_PROC(zpl__win32_file_open) { + DWORD desired_access; + DWORD creation_disposition; + void *handle; + wchar_t *w_text; + + switch (mode & ZPL_FILE_MODES) { + case ZPL_FILE_MODE_READ: + desired_access = GENERIC_READ; + creation_disposition = OPEN_EXISTING; + break; + case ZPL_FILE_MODE_WRITE: + desired_access = GENERIC_WRITE; + creation_disposition = CREATE_ALWAYS; + break; + case ZPL_FILE_MODE_APPEND: + desired_access = GENERIC_WRITE; + creation_disposition = OPEN_ALWAYS; + break; + case ZPL_FILE_MODE_READ | ZPL_FILE_MODE_RW: + desired_access = GENERIC_READ | GENERIC_WRITE; + creation_disposition = OPEN_EXISTING; + break; + case ZPL_FILE_MODE_WRITE | ZPL_FILE_MODE_RW: + desired_access = GENERIC_READ | GENERIC_WRITE; + creation_disposition = CREATE_ALWAYS; + break; + case ZPL_FILE_MODE_APPEND | ZPL_FILE_MODE_RW: + desired_access = GENERIC_READ | GENERIC_WRITE; + creation_disposition = OPEN_ALWAYS; + break; + default: ZPL_PANIC("Invalid file mode"); return ZPL_FILE_ERROR_INVALID; + } + + w_text = zpl__alloc_utf8_to_ucs2(zpl_heap_allocator( ), filename, NULL); + handle = CreateFileW(w_text, desired_access, FILE_SHARE_READ | FILE_SHARE_DELETE, NULL, creation_disposition, + FILE_ATTRIBUTE_NORMAL, NULL); + + zpl_free(zpl_heap_allocator( ), w_text); + + if (handle == INVALID_HANDLE_VALUE) { + DWORD err = GetLastError( ); + switch (err) { + case ERROR_FILE_NOT_FOUND: return ZPL_FILE_ERROR_NOT_EXISTS; + case ERROR_FILE_EXISTS: return ZPL_FILE_ERROR_EXISTS; + case ERROR_ALREADY_EXISTS: return ZPL_FILE_ERROR_EXISTS; + case ERROR_ACCESS_DENIED: return ZPL_FILE_ERROR_PERMISSION; + } return ZPL_FILE_ERROR_INVALID; } + + if (mode & ZPL_FILE_MODE_APPEND) { + LARGE_INTEGER offset = { 0 }; + if (!SetFilePointerEx(handle, offset, NULL, ZPL_SEEK_WHENCE_END)) { + CloseHandle(handle); + return ZPL_FILE_ERROR_INVALID; + } + } + + fd->p = handle; + *ops = zpl_default_file_operations; + return ZPL_FILE_ERROR_NONE; } - fd->p = handle; - *ops = zpl_default_file_operations; - return ZPL_FILE_ERROR_NONE; - } + #else // POSIX + #include - #else // POSIX - #include + zpl_internal ZPL_FILE_SEEK_PROC(zpl__posix_file_seek) { + #if defined(ZPL_SYSTEM_OSX) + zpl_i64 res = lseek(fd.i, offset, whence); + #else // TODO(ZaKlaus): @fixme lseek64 + zpl_i64 res = lseek(fd.i, offset, whence); + #endif + if (res < 0) return false; + if (new_offset) *new_offset = res; + return true; + } + + zpl_internal ZPL_FILE_READ_AT_PROC(zpl__posix_file_read) { + zpl_unused(stop_at_newline); + zpl_isize res = pread(fd.i, buffer, size, offset); + if (res < 0) return false; + if (bytes_read) *bytes_read = res; + return true; + } + + zpl_internal ZPL_FILE_WRITE_AT_PROC(zpl__posix_file_write) { + zpl_isize res; + zpl_i64 curr_offset = 0; + zpl__posix_file_seek(fd, 0, ZPL_SEEK_WHENCE_CURRENT, &curr_offset); + if (curr_offset == offset) { + // NOTE: Writing to stdout et al. doesn't like pwrite for numerous reasons + res = write(cast(int) fd.i, buffer, size); + } else { + res = pwrite(cast(int) fd.i, buffer, size, offset); + } + if (res < 0) return false; + if (bytes_written) *bytes_written = res; + return true; + } + + zpl_internal ZPL_FILE_CLOSE_PROC(zpl__posix_file_close) { close(fd.i); } + + zpl_file_operations const zpl_default_file_operations = { zpl__posix_file_read, zpl__posix_file_write, + zpl__posix_file_seek, zpl__posix_file_close }; + + ZPL_NEVER_INLINE ZPL_FILE_OPEN_PROC(zpl__posix_file_open) { + zpl_i32 os_mode; + switch (mode & ZPL_FILE_MODES) { + case ZPL_FILE_MODE_READ: os_mode = O_RDONLY; break; + case ZPL_FILE_MODE_WRITE: os_mode = O_WRONLY | O_CREAT | O_TRUNC; break; + case ZPL_FILE_MODE_APPEND: os_mode = O_WRONLY | O_APPEND | O_CREAT; break; + case ZPL_FILE_MODE_READ | ZPL_FILE_MODE_RW: os_mode = O_RDWR; break; + case ZPL_FILE_MODE_WRITE | ZPL_FILE_MODE_RW: os_mode = O_RDWR | O_CREAT | O_TRUNC; break; + case ZPL_FILE_MODE_APPEND | ZPL_FILE_MODE_RW: os_mode = O_RDWR | O_APPEND | O_CREAT; break; + default: ZPL_PANIC("Invalid file mode"); return ZPL_FILE_ERROR_INVALID; + } + + fd->i = open(filename, os_mode, S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH); + if (fd->i < 0) { + // TODO: More file errors + return ZPL_FILE_ERROR_INVALID; + } + + *ops = zpl_default_file_operations; + return ZPL_FILE_ERROR_NONE; + } - zpl_internal ZPL_FILE_SEEK_PROC(zpl__posix_file_seek) { - #if defined(ZPL_SYSTEM_OSX) - zpl_i64 res = lseek(fd.i, offset, whence); - #else // TODO(ZaKlaus): @fixme lseek64 - zpl_i64 res = lseek(fd.i, offset, whence); #endif - if (res < 0) return false; - if (new_offset) *new_offset = res; - return true; - } - zpl_internal ZPL_FILE_READ_AT_PROC(zpl__posix_file_read) { - zpl_unused(stop_at_newline); - zpl_isize res = pread(fd.i, buffer, size, offset); - if (res < 0) return false; - if (bytes_read) *bytes_read = res; - return true; - } + zpl_file_error zpl_file_new(zpl_file *f, zpl_file_descriptor fd, zpl_file_operations ops, char const *filename) { + zpl_file_error err = ZPL_FILE_ERROR_NONE; + zpl_isize len = zpl_strlen(filename); - zpl_internal ZPL_FILE_WRITE_AT_PROC(zpl__posix_file_write) { - zpl_isize res; - zpl_i64 curr_offset = 0; - zpl__posix_file_seek(fd, 0, ZPL_SEEK_WHENCE_CURRENT, &curr_offset); - if (curr_offset == offset) { - // NOTE: Writing to stdout et al. doesn't like pwrite for numerous reasons - res = write(cast(int) fd.i, buffer, size); - } else { - res = pwrite(cast(int) fd.i, buffer, size, offset); - } - if (res < 0) return false; - if (bytes_written) *bytes_written = res; - return true; - } - - zpl_internal ZPL_FILE_CLOSE_PROC(zpl__posix_file_close) { close(fd.i); } - - zpl_file_operations const zpl_default_file_operations = { zpl__posix_file_read, zpl__posix_file_write, - zpl__posix_file_seek, zpl__posix_file_close }; - - ZPL_NEVER_INLINE ZPL_FILE_OPEN_PROC(zpl__posix_file_open) { - zpl_i32 os_mode; - switch (mode & ZPL_FILE_MODES) { - case ZPL_FILE_MODE_READ: os_mode = O_RDONLY; break; - case ZPL_FILE_MODE_WRITE: os_mode = O_WRONLY | O_CREAT | O_TRUNC; break; - case ZPL_FILE_MODE_APPEND: os_mode = O_WRONLY | O_APPEND | O_CREAT; break; - case ZPL_FILE_MODE_READ | ZPL_FILE_MODE_RW: os_mode = O_RDWR; break; - case ZPL_FILE_MODE_WRITE | ZPL_FILE_MODE_RW: os_mode = O_RDWR | O_CREAT | O_TRUNC; break; - case ZPL_FILE_MODE_APPEND | ZPL_FILE_MODE_RW: os_mode = O_RDWR | O_APPEND | O_CREAT; break; - default: ZPL_PANIC("Invalid file mode"); return ZPL_FILE_ERROR_INVALID; - } - - fd->i = open(filename, os_mode, S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH); - if (fd->i < 0) { - // TODO: More file errors - return ZPL_FILE_ERROR_INVALID; - } - - *ops = zpl_default_file_operations; - return ZPL_FILE_ERROR_NONE; - } - - #endif - - zpl_file_error zpl_file_new(zpl_file *f, zpl_file_descriptor fd, zpl_file_operations ops, char const *filename) { - zpl_file_error err = ZPL_FILE_ERROR_NONE; - zpl_isize len = zpl_strlen(filename); - - f->ops = ops; - f->fd = fd; - f->dir = NULL; - f->last_write_time = 0; - f->filename = zpl_alloc_array(zpl_heap_allocator( ), char, len + 1); - zpl_memcopy(cast(char *) f->filename, cast(char *) filename, len + 1); - - return err; - } - - zpl_file_error zpl_file_open_mode(zpl_file *f, zpl_file_mode mode, char const *filename) { - zpl_file file_ = {0}; - *f = file_; - zpl_file_error err; - #if defined(ZPL_SYSTEM_WINDOWS) || defined(ZPL_SYSTEM_CYGWIN) - err = zpl__win32_file_open(&f->fd, &f->ops, mode, filename); - #else - err = zpl__posix_file_open(&f->fd, &f->ops, mode, filename); - #endif - if (err == ZPL_FILE_ERROR_NONE) return zpl_file_new(f, f->fd, f->ops, filename); - return err; - } - - zpl_internal void zpl__dirinfo_free_entry(zpl_dir_entry *entry); - - zpl_file_error zpl_file_close(zpl_file *f) { - if (!f) return ZPL_FILE_ERROR_INVALID; - - if (f->filename) zpl_free(zpl_heap_allocator( ), cast(char *) f->filename); - - #if defined(ZPL_SYSTEM_WINDOWS) - if (f->fd.p == INVALID_HANDLE_VALUE) return ZPL_FILE_ERROR_INVALID; - #else - if (f->fd.i < 0) return ZPL_FILE_ERROR_INVALID; - #endif - - if (f->is_temp) - { - f->ops.close(f->fd); - return ZPL_FILE_ERROR_NONE; - } - - if (!f->ops.read_at) f->ops = zpl_default_file_operations; - f->ops.close(f->fd); - - if (f->dir) { - zpl__dirinfo_free_entry(f->dir); - zpl_mfree(f->dir); + f->ops = ops; + f->fd = fd; f->dir = NULL; + f->last_write_time = 0; + f->filename = zpl_alloc_array(zpl_heap_allocator( ), char, len + 1); + zpl_memcopy(cast(char *) f->filename, cast(char *) filename, len + 1); + + return err; } - return ZPL_FILE_ERROR_NONE; - } - - - zpl_file_error zpl_file_create(zpl_file *f, char const *filename) { - return zpl_file_open_mode(f, ZPL_FILE_MODE_WRITE | ZPL_FILE_MODE_RW, filename); - } - - zpl_file_error zpl_file_open(zpl_file *f, char const *filename) { - return zpl_file_open_mode(f, ZPL_FILE_MODE_READ, filename); - } - - char const *zpl_file_name(zpl_file *f) { return f->filename ? f->filename : ""; } - - zpl_b32 zpl_file_has_changed(zpl_file *f) { - if (f->is_temp) - return false; - zpl_b32 result = false; - zpl_file_time last_write_time = zpl_fs_last_write_time(f->filename); - if (f->last_write_time != last_write_time) { - result = true; - f->last_write_time = last_write_time; + zpl_file_error zpl_file_open_mode(zpl_file *f, zpl_file_mode mode, char const *filename) { + zpl_file file_ = {0}; + *f = file_; + zpl_file_error err; + #if defined(ZPL_SYSTEM_WINDOWS) || defined(ZPL_SYSTEM_CYGWIN) + err = zpl__win32_file_open(&f->fd, &f->ops, mode, filename); + #else + err = zpl__posix_file_open(&f->fd, &f->ops, mode, filename); + #endif + if (err == ZPL_FILE_ERROR_NONE) return zpl_file_new(f, f->fd, f->ops, filename); + return err; } - return result; - } - // TODO: Is this a bad idea? - zpl_global zpl_b32 zpl__std_file_set = false; - zpl_global zpl_file zpl__std_files[ZPL_FILE_STANDARD_COUNT] = { { 0 } }; + zpl_internal void zpl__dirinfo_free_entry(zpl_dir_entry *entry); - #if defined(ZPL_SYSTEM_WINDOWS) || defined(ZPL_SYSTEM_CYGWIN) + zpl_file_error zpl_file_close(zpl_file *f) { + if (!f) return ZPL_FILE_ERROR_INVALID; - zpl_file *zpl_file_get_standard(zpl_file_standard_type std) { - if (!zpl__std_file_set) { - #define ZPL__SET_STD_FILE(type, v) \ - zpl__std_files[type].fd.p = v; \ - zpl__std_files[type].ops = zpl_default_file_operations - ZPL__SET_STD_FILE(ZPL_FILE_STANDARD_INPUT, GetStdHandle(STD_INPUT_HANDLE)); - ZPL__SET_STD_FILE(ZPL_FILE_STANDARD_OUTPUT, GetStdHandle(STD_OUTPUT_HANDLE)); - ZPL__SET_STD_FILE(ZPL_FILE_STANDARD_ERROR, GetStdHandle(STD_ERROR_HANDLE)); - #undef ZPL__SET_STD_FILE - zpl__std_file_set = true; + if (f->filename) zpl_free(zpl_heap_allocator( ), cast(char *) f->filename); + + #if defined(ZPL_SYSTEM_WINDOWS) + if (f->fd.p == INVALID_HANDLE_VALUE) return ZPL_FILE_ERROR_INVALID; + #else + if (f->fd.i < 0) return ZPL_FILE_ERROR_INVALID; + #endif + + if (f->is_temp) + { + f->ops.close(f->fd); + return ZPL_FILE_ERROR_NONE; + } + + if (!f->ops.read_at) f->ops = zpl_default_file_operations; + f->ops.close(f->fd); + + if (f->dir) { + zpl__dirinfo_free_entry(f->dir); + zpl_mfree(f->dir); + f->dir = NULL; + } + + return ZPL_FILE_ERROR_NONE; } - return &zpl__std_files[std]; - } - void zpl_file_connect_handle(zpl_file *file, void *handle) { - ZPL_ASSERT_NOT_NULL(file); - ZPL_ASSERT_NOT_NULL(handle); - if (file->is_temp) - return; - - zpl_zero_item(file); - - file->fd.p = handle; - file->ops = zpl_default_file_operations; - } - - zpl_file_error zpl_file_truncate(zpl_file *f, zpl_i64 size) { - zpl_file_error err = ZPL_FILE_ERROR_NONE; - zpl_i64 prev_offset = zpl_file_tell(f); - zpl_file_seek(f, size); - if (!SetEndOfFile(f)) err = ZPL_FILE_ERROR_TRUNCATION_FAILURE; - zpl_file_seek(f, prev_offset); - return err; - } - - zpl_b32 zpl_fs_exists(char const *name) { - WIN32_FIND_DATAW data; - wchar_t *w_text; - void *handle; - zpl_b32 found = false; - zpl_allocator a = zpl_heap_allocator( ); - - w_text = zpl__alloc_utf8_to_ucs2(a, name, NULL); - if (w_text == NULL) { return false; } - handle = FindFirstFileW(w_text, &data); - zpl_free(a, w_text); - found = handle != INVALID_HANDLE_VALUE; - if (found) FindClose(handle); - return found; - } - - #else // POSIX - - zpl_file *zpl_file_get_standard(zpl_file_standard_type std) { - if (!zpl__std_file_set) { - #define ZPL__SET_STD_FILE(type, v) \ - zpl__std_files[type].fd.i = v; \ - zpl__std_files[type].ops = zpl_default_file_operations - ZPL__SET_STD_FILE(ZPL_FILE_STANDARD_INPUT, 0); - ZPL__SET_STD_FILE(ZPL_FILE_STANDARD_OUTPUT, 1); - ZPL__SET_STD_FILE(ZPL_FILE_STANDARD_ERROR, 2); - #undef ZPL__SET_STD_FILE - zpl__std_file_set = true; + zpl_file_error zpl_file_create(zpl_file *f, char const *filename) { + return zpl_file_open_mode(f, ZPL_FILE_MODE_WRITE | ZPL_FILE_MODE_RW, filename); } - return &zpl__std_files[std]; - } - zpl_file_error zpl_file_truncate(zpl_file *f, zpl_i64 size) { - zpl_file_error err = ZPL_FILE_ERROR_NONE; - int i = ftruncate(f->fd.i, size); - if (i != 0) err = ZPL_FILE_ERROR_TRUNCATION_FAILURE; - return err; - } - - zpl_b32 zpl_fs_exists(char const *name) { return access(name, F_OK) != -1; } - - #endif - - zpl_i64 zpl_file_size(zpl_file *f) { - zpl_i64 size = 0; - zpl_i64 prev_offset = zpl_file_tell(f); - zpl_file_seek_to_end(f); - size = zpl_file_tell(f); - zpl_file_seek(f, prev_offset); - return size; - } - - zpl_file_error zpl_file_temp(zpl_file *file) { - zpl_zero_item(file); - FILE *fd = NULL; - - #if defined(ZPL_SYSTEM_WINDOWS) && !defined(ZPL_COMPILER_GCC) - errno_t errcode = tmpfile_s(&fd); - - if (errcode != 0) { - fd = NULL; + zpl_file_error zpl_file_open(zpl_file *f, char const *filename) { + return zpl_file_open_mode(f, ZPL_FILE_MODE_READ, filename); } - #else - fd = tmpfile(); - #endif - if (fd == NULL) { return ZPL_FILE_ERROR_INVALID; } + char const *zpl_file_name(zpl_file *f) { return f->filename ? f->filename : ""; } - #if defined(ZPL_SYSTEM_WINDOWS) && !defined(ZPL_COMPILER_GCC) - file->fd.i = _get_osfhandle(_fileno(fd)); - #else - file->fd.i = fileno(fd); - #endif - file->ops = zpl_default_file_operations; - file->is_temp = true; - return ZPL_FILE_ERROR_NONE; - } + zpl_b32 zpl_file_has_changed(zpl_file *f) { + if (f->is_temp) + return false; + zpl_b32 result = false; + zpl_file_time last_write_time = zpl_fs_last_write_time(f->filename); + if (f->last_write_time != last_write_time) { + result = true; + f->last_write_time = last_write_time; + } + return result; + } - zpl_file_contents zpl_file_read_contents(zpl_allocator a, zpl_b32 zero_terminate, char const *filepath) { - zpl_file_contents result = { 0 }; - zpl_file file = { 0 }; + // TODO: Is this a bad idea? + zpl_global zpl_b32 zpl__std_file_set = false; + zpl_global zpl_file zpl__std_files[ZPL_FILE_STANDARD_COUNT] = { { 0 } }; - result.allocator = a; + #if defined(ZPL_SYSTEM_WINDOWS) || defined(ZPL_SYSTEM_CYGWIN) - if (zpl_file_open(&file, filepath) == ZPL_FILE_ERROR_NONE) { - zpl_isize file_size = cast(zpl_isize) zpl_file_size(&file); - if (file_size > 0) { - result.data = zpl_alloc(a, zero_terminate ? file_size + 1 : file_size); - result.size = file_size; - zpl_file_read_at(&file, result.data, result.size, 0); - if (zero_terminate) { - zpl_u8 *str = cast(zpl_u8 *) result.data; - str[file_size] = '\0'; + zpl_file *zpl_file_get_standard(zpl_file_standard_type std) { + if (!zpl__std_file_set) { + #define ZPL__SET_STD_FILE(type, v) \ + zpl__std_files[type].fd.p = v; \ + zpl__std_files[type].ops = zpl_default_file_operations + ZPL__SET_STD_FILE(ZPL_FILE_STANDARD_INPUT, GetStdHandle(STD_INPUT_HANDLE)); + ZPL__SET_STD_FILE(ZPL_FILE_STANDARD_OUTPUT, GetStdHandle(STD_OUTPUT_HANDLE)); + ZPL__SET_STD_FILE(ZPL_FILE_STANDARD_ERROR, GetStdHandle(STD_ERROR_HANDLE)); + #undef ZPL__SET_STD_FILE + zpl__std_file_set = true; + } + return &zpl__std_files[std]; + } + + void zpl_file_connect_handle(zpl_file *file, void *handle) { + ZPL_ASSERT_NOT_NULL(file); + ZPL_ASSERT_NOT_NULL(handle); + + if (file->is_temp) + return; + + zpl_zero_item(file); + + file->fd.p = handle; + file->ops = zpl_default_file_operations; + } + + zpl_file_error zpl_file_truncate(zpl_file *f, zpl_i64 size) { + zpl_file_error err = ZPL_FILE_ERROR_NONE; + zpl_i64 prev_offset = zpl_file_tell(f); + zpl_file_seek(f, size); + if (!SetEndOfFile(f)) err = ZPL_FILE_ERROR_TRUNCATION_FAILURE; + zpl_file_seek(f, prev_offset); + return err; + } + + zpl_b32 zpl_fs_exists(char const *name) { + WIN32_FIND_DATAW data; + wchar_t *w_text; + void *handle; + zpl_b32 found = false; + zpl_allocator a = zpl_heap_allocator( ); + + w_text = zpl__alloc_utf8_to_ucs2(a, name, NULL); + if (w_text == NULL) { return false; } + handle = FindFirstFileW(w_text, &data); + zpl_free(a, w_text); + found = handle != INVALID_HANDLE_VALUE; + if (found) FindClose(handle); + return found; + } + + #else // POSIX + + zpl_file *zpl_file_get_standard(zpl_file_standard_type std) { + if (!zpl__std_file_set) { + #define ZPL__SET_STD_FILE(type, v) \ + zpl__std_files[type].fd.i = v; \ + zpl__std_files[type].ops = zpl_default_file_operations + ZPL__SET_STD_FILE(ZPL_FILE_STANDARD_INPUT, 0); + ZPL__SET_STD_FILE(ZPL_FILE_STANDARD_OUTPUT, 1); + ZPL__SET_STD_FILE(ZPL_FILE_STANDARD_ERROR, 2); + #undef ZPL__SET_STD_FILE + zpl__std_file_set = true; + } + return &zpl__std_files[std]; + } + + zpl_file_error zpl_file_truncate(zpl_file *f, zpl_i64 size) { + zpl_file_error err = ZPL_FILE_ERROR_NONE; + int i = ftruncate(f->fd.i, size); + if (i != 0) err = ZPL_FILE_ERROR_TRUNCATION_FAILURE; + return err; + } + + zpl_b32 zpl_fs_exists(char const *name) { return access(name, F_OK) != -1; } + + #endif + + zpl_i64 zpl_file_size(zpl_file *f) { + zpl_i64 size = 0; + zpl_i64 prev_offset = zpl_file_tell(f); + zpl_file_seek_to_end(f); + size = zpl_file_tell(f); + zpl_file_seek(f, prev_offset); + return size; + } + + zpl_file_error zpl_file_temp(zpl_file *file) { + zpl_zero_item(file); + FILE *fd = NULL; + + #if defined(ZPL_SYSTEM_WINDOWS) && !defined(ZPL_COMPILER_GCC) + errno_t errcode = tmpfile_s(&fd); + + if (errcode != 0) { + fd = NULL; + } + #else + fd = tmpfile(); + #endif + + if (fd == NULL) { return ZPL_FILE_ERROR_INVALID; } + + #if defined(ZPL_SYSTEM_WINDOWS) && !defined(ZPL_COMPILER_GCC) + file->fd.i = _get_osfhandle(_fileno(fd)); + #else + file->fd.i = fileno(fd); + #endif + file->ops = zpl_default_file_operations; + file->is_temp = true; + return ZPL_FILE_ERROR_NONE; + } + + zpl_file_contents zpl_file_read_contents(zpl_allocator a, zpl_b32 zero_terminate, char const *filepath) { + zpl_file_contents result = { 0 }; + zpl_file file = { 0 }; + + result.allocator = a; + + if (zpl_file_open(&file, filepath) == ZPL_FILE_ERROR_NONE) { + zpl_isize file_size = cast(zpl_isize) zpl_file_size(&file); + if (file_size > 0) { + result.data = zpl_alloc(a, zero_terminate ? file_size + 1 : file_size); + result.size = file_size; + zpl_file_read_at(&file, result.data, result.size, 0); + if (zero_terminate) { + zpl_u8 *str = cast(zpl_u8 *) result.data; + str[file_size] = '\0'; + } + } + zpl_file_close(&file); + } + + return result; + } + + void zpl_file_free_contents(zpl_file_contents *fc) { + ZPL_ASSERT_NOT_NULL(fc->data); + zpl_free(fc->allocator, fc->data); + fc->data = NULL; + fc->size = 0; + } + + zpl_b32 zpl_file_write_contents(char const* filepath, void const* buffer, zpl_isize size, zpl_file_error* err) { + zpl_file f = { 0 }; + zpl_file_error open_err; + zpl_b32 write_ok; + open_err = zpl_file_open_mode(&f, ZPL_FILE_MODE_WRITE, filepath); + + if (open_err != ZPL_FILE_ERROR_NONE) + { + if (err) + *err = open_err; + + return false; + } + + write_ok = zpl_file_write(&f, buffer, size); + zpl_file_close(&f); + return write_ok; + } + + char *zpl_file_read_lines(zpl_allocator alloc, zpl_array(char *)*lines, char const *filename, zpl_b32 strip_whitespace) { + zpl_file f = { 0 }; + zpl_file_open(&f, filename); + zpl_isize fsize = (zpl_isize)zpl_file_size(&f); + + char *contents = (char *)zpl_alloc(alloc, fsize + 1); + zpl_file_read(&f, contents, fsize); + contents[fsize] = 0; + *lines = zpl_str_split_lines(alloc, contents, strip_whitespace); + zpl_file_close(&f); + + return contents; + } + + #if !defined(_WINDOWS_) && defined(ZPL_SYSTEM_WINDOWS) + ZPL_IMPORT DWORD WINAPI GetFullPathNameA(char const *lpFileName, DWORD nBufferLength, char *lpBuffer, char **lpFilePart); + ZPL_IMPORT DWORD WINAPI GetFullPathNameW(wchar_t const *lpFileName, DWORD nBufferLength, wchar_t *lpBuffer, wchar_t **lpFilePart); + #endif + + ZPL_END_C_DECLS + // file: source/core/file_stream.c + + #ifdef ZPL_EDITOR + #include + #endif + + //////////////////////////////////////////////////////////////// + // + // Memory streaming + // + // + + ZPL_BEGIN_C_DECLS + + typedef struct { + zpl_u8 magic; + zpl_u8 *buf; //< zpl_array OR plain buffer if we can't write + zpl_isize cursor; + zpl_allocator alloc; + + zpl_file_stream_flags flags; + zpl_isize cap; + } zpl__memory_fd; + + #define ZPL__FILE_STREAM_FD_MAGIC 37 + + ZPL_ALWAYS_INLINE zpl_file_descriptor zpl__file_stream_fd_make(zpl__memory_fd* d) { + zpl_file_descriptor fd = {0}; + fd.p = (void*)d; + return fd; + } + + ZPL_ALWAYS_INLINE zpl__memory_fd *zpl__file_stream_from_fd(zpl_file_descriptor fd) { + zpl__memory_fd *d = (zpl__memory_fd*)fd.p; + ZPL_ASSERT(d->magic == ZPL__FILE_STREAM_FD_MAGIC); + return d; + } + + void zpl_file_stream_new(zpl_file* file, zpl_allocator allocator) { + ZPL_ASSERT_NOT_NULL(file); + zpl__memory_fd *d = (zpl__memory_fd*)zpl_alloc(allocator, zpl_size_of(zpl__memory_fd)); + zpl_zero_item(file); + d->magic = ZPL__FILE_STREAM_FD_MAGIC; + d->alloc = allocator; + d->flags = ZPL_FILE_STREAM_CLONE_WRITABLE; + d->cap = 0; + zpl_array_init(d->buf, allocator); + file->ops = zpl_memory_file_operations; + file->fd = zpl__file_stream_fd_make(d); + file->dir = NULL; + file->last_write_time = 0; + file->filename = NULL; + file->is_temp = true; + } + void zpl_file_stream_open(zpl_file* file, zpl_allocator allocator, zpl_u8 *buffer, zpl_isize size, zpl_file_stream_flags flags) { + ZPL_ASSERT_NOT_NULL(file); + zpl__memory_fd *d = (zpl__memory_fd*)zpl_alloc(allocator, zpl_size_of(zpl__memory_fd)); + zpl_zero_item(file); + d->magic = ZPL__FILE_STREAM_FD_MAGIC; + d->alloc = allocator; + d->flags = flags; + if (d->flags & ZPL_FILE_STREAM_CLONE_WRITABLE) { + zpl_array_init_reserve(d->buf, allocator, size); + zpl_memcopy(d->buf, buffer, size); + d->cap = zpl_array_count(d->buf) = size; + } else { + d->buf = buffer; + d->cap = size; + } + file->ops = zpl_memory_file_operations; + file->fd = zpl__file_stream_fd_make(d); + file->dir = NULL; + file->last_write_time = 0; + file->filename = NULL; + file->is_temp = true; + } + + zpl_u8 *zpl_file_stream_buf(zpl_file* file, zpl_isize *size) { + ZPL_ASSERT_NOT_NULL(file); + zpl__memory_fd *d = zpl__file_stream_from_fd(file->fd); + if (size) *size = d->cap; + return d->buf; + } + + zpl_internal ZPL_FILE_SEEK_PROC(zpl__memory_file_seek) { + zpl__memory_fd *d = zpl__file_stream_from_fd(fd); + zpl_isize buflen = d->cap; + + if (whence == ZPL_SEEK_WHENCE_BEGIN) + d->cursor = 0; + else if (whence == ZPL_SEEK_WHENCE_END) + d->cursor = buflen; + + d->cursor = zpl_max(0, zpl_clamp(d->cursor + offset, 0, buflen)); + if (new_offset) *new_offset = d->cursor; + return true; + } + + zpl_internal ZPL_FILE_READ_AT_PROC(zpl__memory_file_read) { + zpl_unused(stop_at_newline); + zpl__memory_fd *d = zpl__file_stream_from_fd(fd); + zpl_memcopy(buffer, d->buf + offset, size); + if (bytes_read) *bytes_read = size; + return true; + } + + zpl_internal ZPL_FILE_WRITE_AT_PROC(zpl__memory_file_write) { + zpl__memory_fd *d = zpl__file_stream_from_fd(fd); + if (!(d->flags & (ZPL_FILE_STREAM_CLONE_WRITABLE|ZPL_FILE_STREAM_WRITABLE))) + return false; + zpl_isize buflen = d->cap; + zpl_isize extralen = zpl_max(0, size-(buflen-offset)); + zpl_isize rwlen = size-extralen; + zpl_isize new_cap = buflen+extralen; + if (d->flags & ZPL_FILE_STREAM_CLONE_WRITABLE) { + if(zpl_array_capacity(d->buf) < new_cap) { + zpl_array_grow(d->buf, (zpl_i64)(new_cap)); } } - zpl_file_close(&file); + zpl_memcopy(d->buf + offset, buffer, rwlen); + + if ((d->flags & ZPL_FILE_STREAM_CLONE_WRITABLE) && extralen > 0) { + zpl_memcopy(d->buf + offset + rwlen, zpl_ptr_add_const(buffer, rwlen), extralen); + d->cap = zpl_array_count(d->buf) = new_cap; + } else { + extralen = 0; + } + + if (bytes_written) *bytes_written = (rwlen+extralen); + return true; } - return result; - } - - void zpl_file_free_contents(zpl_file_contents *fc) { - ZPL_ASSERT_NOT_NULL(fc->data); - zpl_free(fc->allocator, fc->data); - fc->data = NULL; - fc->size = 0; - } - - zpl_b32 zpl_file_write_contents(char const* filepath, void const* buffer, zpl_isize size, zpl_file_error* err) { - zpl_file f = { 0 }; - zpl_file_error open_err; - zpl_b32 write_ok; - open_err = zpl_file_open_mode(&f, ZPL_FILE_MODE_WRITE, filepath); - - if (open_err != ZPL_FILE_ERROR_NONE) - { - if (err) - *err = open_err; - - return false; + zpl_internal ZPL_FILE_CLOSE_PROC(zpl__memory_file_close) { + zpl__memory_fd *d = zpl__file_stream_from_fd(fd); + zpl_allocator alloc = d->alloc; + if (d->flags & ZPL_FILE_STREAM_CLONE_WRITABLE) + zpl_array_free(d->buf); + zpl_free(alloc, d); } - write_ok = zpl_file_write(&f, buffer, size); - zpl_file_close(&f); - return write_ok; - } + zpl_file_operations const zpl_memory_file_operations = { zpl__memory_file_read, zpl__memory_file_write, + zpl__memory_file_seek, zpl__memory_file_close }; - char *zpl_file_read_lines(zpl_allocator alloc, zpl_array(char *)*lines, char const *filename, zpl_b32 strip_whitespace) { - zpl_file f = { 0 }; - zpl_file_open(&f, filename); - zpl_isize fsize = (zpl_isize)zpl_file_size(&f); + ZPL_END_C_DECLS + // file: source/core/file_misc.c - char *contents = (char *)zpl_alloc(alloc, fsize + 1); - zpl_file_read(&f, contents, fsize); - contents[fsize] = 0; - *lines = zpl_str_split_lines(alloc, contents, strip_whitespace); - zpl_file_close(&f); + #ifdef ZPL_EDITOR + #include + #endif - return contents; - } + #if defined(ZPL_SYSTEM_UNIX) || defined(ZPL_SYSTEM_MACOS) + #include + #endif - #if !defined(_WINDOWS_) && defined(ZPL_SYSTEM_WINDOWS) - ZPL_IMPORT DWORD WINAPI GetFullPathNameA(char const *lpFileName, DWORD nBufferLength, char *lpBuffer, char **lpFilePart); - ZPL_IMPORT DWORD WINAPI GetFullPathNameW(wchar_t const *lpFileName, DWORD nBufferLength, wchar_t *lpBuffer, wchar_t **lpFilePart); - #endif + #if defined(ZPL_SYSTEM_UNIX) && !defined(ZPL_SYSTEM_FREEBSD) && !defined(ZPL_SYSTEM_OPENBSD) && !defined(ZPL_SYSTEM_CYGWIN) + #include + #endif - ZPL_END_C_DECLS - // file: source/core/file_stream.c + #if defined(ZPL_SYSTEM_WINDOWS) + # include + # include + #endif - #ifdef ZPL_EDITOR - #include - #endif + #if defined(ZPL_SYSTEM_CYGWIN) + # include + # include + # include + #endif - //////////////////////////////////////////////////////////////// - // - // Memory streaming - // - // + ZPL_BEGIN_C_DECLS - ZPL_BEGIN_C_DECLS - typedef struct { - zpl_u8 magic; - zpl_u8 *buf; //< zpl_array OR plain buffer if we can't write - zpl_isize cursor; - zpl_allocator alloc; + #if defined(ZPL_SYSTEM_WINDOWS) || defined(ZPL_SYSTEM_CYGWIN) + zpl_file_time zpl_fs_last_write_time(char const *filepath) { + ULARGE_INTEGER li = { 0 }; + FILETIME last_write_time = { 0 }; + WIN32_FILE_ATTRIBUTE_DATA data = { 0 }; + zpl_allocator a = zpl_heap_allocator( ); - zpl_file_stream_flags flags; - zpl_isize cap; - } zpl__memory_fd; + wchar_t *w_text = zpl__alloc_utf8_to_ucs2(a, filepath, NULL); + if (w_text == NULL) { return 0; } + if (GetFileAttributesExW(w_text, GetFileExInfoStandard, &data)) last_write_time = data.ftLastWriteTime; - #define ZPL__FILE_STREAM_FD_MAGIC 37 + zpl_free(a, w_text); - ZPL_ALWAYS_INLINE zpl_file_descriptor zpl__file_stream_fd_make(zpl__memory_fd* d) { - zpl_file_descriptor fd = {0}; - fd.p = (void*)d; - return fd; - } + li.LowPart = last_write_time.dwLowDateTime; + li.HighPart = last_write_time.dwHighDateTime; + return cast(zpl_file_time) li.QuadPart; + } - ZPL_ALWAYS_INLINE zpl__memory_fd *zpl__file_stream_from_fd(zpl_file_descriptor fd) { - zpl__memory_fd *d = (zpl__memory_fd*)fd.p; - ZPL_ASSERT(d->magic == ZPL__FILE_STREAM_FD_MAGIC); - return d; - } + zpl_b32 zpl_fs_copy(char const *existing_filename, char const *new_filename, zpl_b32 fail_if_exists) { + zpl_b32 result = false; + zpl_allocator a = zpl_heap_allocator( ); - void zpl_file_stream_new(zpl_file* file, zpl_allocator allocator) { - ZPL_ASSERT_NOT_NULL(file); - zpl__memory_fd *d = (zpl__memory_fd*)zpl_alloc(allocator, zpl_size_of(zpl__memory_fd)); - zpl_zero_item(file); - d->magic = ZPL__FILE_STREAM_FD_MAGIC; - d->alloc = allocator; - d->flags = ZPL_FILE_STREAM_CLONE_WRITABLE; - d->cap = 0; - zpl_array_init(d->buf, allocator); - file->ops = zpl_memory_file_operations; - file->fd = zpl__file_stream_fd_make(d); - file->dir = NULL; - file->last_write_time = 0; - file->filename = NULL; - file->is_temp = true; - } - void zpl_file_stream_open(zpl_file* file, zpl_allocator allocator, zpl_u8 *buffer, zpl_isize size, zpl_file_stream_flags flags) { - ZPL_ASSERT_NOT_NULL(file); - zpl__memory_fd *d = (zpl__memory_fd*)zpl_alloc(allocator, zpl_size_of(zpl__memory_fd)); - zpl_zero_item(file); - d->magic = ZPL__FILE_STREAM_FD_MAGIC; - d->alloc = allocator; - d->flags = flags; - if (d->flags & ZPL_FILE_STREAM_CLONE_WRITABLE) { - zpl_array_init_reserve(d->buf, allocator, size); - zpl_memcopy(d->buf, buffer, size); - d->cap = zpl_array_count(d->buf) = size; - } else { - d->buf = buffer; - d->cap = size; + wchar_t *w_old = zpl__alloc_utf8_to_ucs2(a, existing_filename, NULL); + if (w_old == NULL) { return false; } + + wchar_t *w_new = zpl__alloc_utf8_to_ucs2(a, new_filename, NULL); + if (w_new != NULL) { result = CopyFileW(w_old, w_new, fail_if_exists); } + + zpl_free(a, w_old); + zpl_free(a, w_new); + return result; + } + + zpl_b32 zpl_fs_move(char const *existing_filename, char const *new_filename) { + zpl_b32 result = false; + zpl_allocator a = zpl_heap_allocator( ); + + wchar_t *w_old = zpl__alloc_utf8_to_ucs2(a, existing_filename, NULL); + if (w_old == NULL) { return false; } + + wchar_t *w_new = zpl__alloc_utf8_to_ucs2(a, new_filename, NULL); + if (w_new != NULL) { result = MoveFileW(w_old, w_new); } + + zpl_free(a, w_old); + zpl_free(a, w_new); + return result; + } + + zpl_b32 zpl_fs_remove(char const *filename) { + zpl_b32 result = false; + zpl_allocator a = zpl_heap_allocator( ); + + wchar_t *w_filename = zpl__alloc_utf8_to_ucs2(a, filename, NULL); + if (w_filename == NULL) { return false; } + + result = DeleteFileW(w_filename); + + zpl_free(a, w_filename); + return result; + } + + #else + + zpl_file_time zpl_fs_last_write_time(char const *filepath) { + time_t result = 0; + struct stat file_stat; + + if (stat(filepath, &file_stat)) result = file_stat.st_mtime; + + return cast(zpl_file_time) result; + } + + #if defined(ZPL_SYSTEM_FREEBSD) + #include + #include + #include + #endif + + + zpl_b32 zpl_fs_copy(char const *existing_filename, char const *new_filename, zpl_b32 fail_if_exists) { + zpl_unused(fail_if_exists); + #if defined(ZPL_SYSTEM_OSX) + return copyfile(existing_filename, new_filename, NULL, COPYFILE_DATA) == 0; + #elif defined(ZPL_SYSTEM_OPENBSD) + ZPL_NOT_IMPLEMENTED; + return 0; + #else + int existing_fd = open(existing_filename, O_RDONLY, 0); + struct stat stat_existing; + fstat(existing_fd, &stat_existing); + + zpl_isize size; + int new_fd = open(new_filename, O_WRONLY | O_CREAT, stat_existing.st_mode); + + #if defined(ZPL_SYSTEM_FREEBSD) + size = sendfile(new_fd, existing_fd, 0, stat_existing.st_size, NULL, 0, 0); + #else + size = sendfile(new_fd, existing_fd, 0, stat_existing.st_size); + #endif + + close(new_fd); + close(existing_fd); + + return size == stat_existing.st_size; + #endif + } + + zpl_b32 zpl_fs_move(char const *existing_filename, char const *new_filename) { + if (link(existing_filename, new_filename) == 0) { return (unlink(existing_filename) != -1); } + return false; + } + + zpl_b32 zpl_fs_remove(char const *filename) { + #if defined(ZPL_SYSTEM_OSX) || defined(ZPL_SYSTEM_EMSCRIPTEN) + return (unlink(filename) != -1); + #else + return (remove(filename) == 0); + #endif + } + + #endif + + char *zpl_path_get_full_name(zpl_allocator a, char const *path) { + #if defined(ZPL_SYSTEM_WINDOWS) + wchar_t *w_path = NULL; + wchar_t *w_fullpath = NULL; + zpl_isize w_len = 0; + zpl_isize new_len = 0; + zpl_isize new_len1 = 0; + char *new_path = 0; + + w_path = zpl__alloc_utf8_to_ucs2(zpl_heap_allocator( ), path, NULL); + if (w_path == NULL) { return NULL; } + + w_len = GetFullPathNameW(w_path, 0, NULL, NULL); + if (w_len == 0) { return NULL; } + + w_fullpath = zpl_alloc_array(zpl_heap_allocator( ), wchar_t, w_len + 1); + GetFullPathNameW(w_path, cast(int) w_len, w_fullpath, NULL); + w_fullpath[w_len] = 0; + + zpl_free(zpl_heap_allocator( ), w_path); + + new_len = WideCharToMultiByte(CP_UTF8, WC_ERR_INVALID_CHARS, w_fullpath, cast(int) w_len, NULL, 0, NULL, NULL); + + if (new_len == 0) { + zpl_free(zpl_heap_allocator( ), w_fullpath); + return NULL; + } + + new_path = zpl_alloc_array(a, char, new_len); + new_len1 = WideCharToMultiByte(CP_UTF8, WC_ERR_INVALID_CHARS, w_fullpath, cast(int) w_len, new_path, + cast(int) new_len, NULL, NULL); + + if (new_len1 == 0) { + zpl_free(zpl_heap_allocator( ), w_fullpath); + zpl_free(a, new_path); + return NULL; + } + + new_path[new_len] = 0; + return new_path; + #else + char *p, *result, *fullpath = NULL; + zpl_isize len; + p = realpath(path, NULL); + fullpath = p; + if (p == NULL) { + // NOTE(bill): File does not exist + fullpath = cast(char *) path; + } + + len = zpl_strlen(fullpath); + + result = zpl_alloc_array(a, char, len + 1); + zpl_memmove(result, fullpath, len); + result[len] = 0; + zpl_free(a, p); + + return result; + #endif } - file->ops = zpl_memory_file_operations; - file->fd = zpl__file_stream_fd_make(d); - file->dir = NULL; - file->last_write_time = 0; - file->filename = NULL; - file->is_temp = true; - } - zpl_u8 *zpl_file_stream_buf(zpl_file* file, zpl_isize *size) { - ZPL_ASSERT_NOT_NULL(file); - zpl__memory_fd *d = zpl__file_stream_from_fd(file->fd); - if (size) *size = d->cap; - return d->buf; - } + zpl_file_error zpl_path_mkdir(char const *path, zpl_i32 mode) { + zpl_i32 error = 0; + #if defined(ZPL_SYSTEM_WINDOWS) + error = _wmkdir((const wchar_t *)zpl_utf8_to_ucs2_buf((const zpl_u8 *)path)); + #else + error = mkdir(path, (mode_t)mode); + #endif - zpl_internal ZPL_FILE_SEEK_PROC(zpl__memory_file_seek) { - zpl__memory_fd *d = zpl__file_stream_from_fd(fd); - zpl_isize buflen = d->cap; + if (error == 0) { return ZPL_FILE_ERROR_NONE; } - if (whence == ZPL_SEEK_WHENCE_BEGIN) - d->cursor = 0; - else if (whence == ZPL_SEEK_WHENCE_END) - d->cursor = buflen; + switch (errno) { + case EPERM: + case EACCES: return ZPL_FILE_ERROR_PERMISSION; + case EEXIST: return ZPL_FILE_ERROR_EXISTS; + case ENAMETOOLONG: return ZPL_FILE_ERROR_NAME_TOO_LONG; + } - d->cursor = zpl_max(0, zpl_clamp(d->cursor + offset, 0, buflen)); - if (new_offset) *new_offset = d->cursor; - return true; - } + return ZPL_FILE_ERROR_UNKNOWN; + } - zpl_internal ZPL_FILE_READ_AT_PROC(zpl__memory_file_read) { - zpl_unused(stop_at_newline); - zpl__memory_fd *d = zpl__file_stream_from_fd(fd); - zpl_memcopy(buffer, d->buf + offset, size); - if (bytes_read) *bytes_read = size; - return true; - } + zpl_file_error zpl_path_rmdir(char const *path) { + zpl_i32 error = 0; + #if defined(ZPL_SYSTEM_WINDOWS) + error = _wrmdir((const wchar_t *)zpl_utf8_to_ucs2_buf((const zpl_u8 *)path)); + #else + error = rmdir(path); + #endif - zpl_internal ZPL_FILE_WRITE_AT_PROC(zpl__memory_file_write) { - zpl__memory_fd *d = zpl__file_stream_from_fd(fd); - if (!(d->flags & (ZPL_FILE_STREAM_CLONE_WRITABLE|ZPL_FILE_STREAM_WRITABLE))) - return false; - zpl_isize buflen = d->cap; - zpl_isize extralen = zpl_max(0, size-(buflen-offset)); - zpl_isize rwlen = size-extralen; - zpl_isize new_cap = buflen+extralen; - if (d->flags & ZPL_FILE_STREAM_CLONE_WRITABLE) { - if(zpl_array_capacity(d->buf) < new_cap) { - zpl_array_grow(d->buf, (zpl_i64)(new_cap)); + if (error == 0) { return ZPL_FILE_ERROR_NONE; } + + switch (errno) { + case EPERM: + case EACCES: return ZPL_FILE_ERROR_PERMISSION; + case ENOENT: return ZPL_FILE_ERROR_NOT_EXISTS; + case ENOTEMPTY: return ZPL_FILE_ERROR_NOT_EMPTY; + case ENAMETOOLONG: return ZPL_FILE_ERROR_NAME_TOO_LONG; + } + + return ZPL_FILE_ERROR_UNKNOWN; + } + + void zpl__file_direntry(zpl_allocator alloc, char const *dirname, zpl_string *output, zpl_b32 recurse) { + #if defined(ZPL_SYSTEM_UNIX) || defined(ZPL_SYSTEM_OSX) + DIR *d, *cd; + struct dirent *dir; + d = opendir(dirname); + + if (d) { + while ((dir = readdir(d))) { + if (!zpl_strncmp(dir->d_name, "..", 2)) continue; + if (dir->d_name[0] == '.' && dir->d_name[1] == 0) continue; + + zpl_string dirpath = zpl_string_make(alloc, dirname); + dirpath = zpl_string_appendc(dirpath, "/"); + dirpath = zpl_string_appendc(dirpath, dir->d_name); + + *output = zpl_string_appendc(*output, dirpath); + *output = zpl_string_appendc(*output, "\n"); + + if (recurse && (cd = opendir(dirpath)) != NULL) { zpl__file_direntry(alloc, dirpath, output, recurse); } + zpl_string_free(dirpath); + } + } + #elif defined(ZPL_SYSTEM_WINDOWS) + zpl_usize length = zpl_strlen(dirname); + struct _wfinddata_t data; + zpl_intptr findhandle; + + char directory[MAX_PATH] = { 0 }; + zpl_strncpy(directory, dirname, length); + + // keeping it native + for (zpl_usize i = 0; i < length; i++) { + if (directory[i] == '/') directory[i] = '\\'; + } + + // remove trailing slashses + if (directory[length - 1] == '\\') { directory[length - 1] = '\0'; } + + // attach search pattern + zpl_string findpath = zpl_string_make(alloc, directory); + findpath = zpl_string_appendc(findpath, "\\"); + findpath = zpl_string_appendc(findpath, "*"); + + findhandle = _wfindfirst((const wchar_t *)zpl_utf8_to_ucs2_buf((const zpl_u8 *)findpath), &data); + zpl_string_free(findpath); + + if (findhandle != -1) { + do { + char *filename = (char *)zpl_ucs2_to_utf8_buf((const zpl_u16 *)data.name); + if (!zpl_strncmp(filename, "..", 2)) continue; + if (filename[0] == '.' && filename[1] == 0) continue; + + zpl_string dirpath = zpl_string_make(alloc, directory); + dirpath = zpl_string_appendc(dirpath, "\\"); + dirpath = zpl_string_appendc(dirpath, filename); + + *output = zpl_string_appendc(*output, dirpath); + *output = zpl_string_appendc(*output, "\n"); + + if (recurse && (data.attrib & _A_SUBDIR)) { zpl__file_direntry(alloc, dirpath, output, recurse); } + + zpl_string_free(dirpath); + } while (_wfindnext(findhandle, &data) != -1); + _findclose(findhandle); + } + #else + // TODO: Implement other OSes + #endif + } + + zpl_string zpl_path_dirlist(zpl_allocator alloc, char const *dirname, zpl_b32 recurse) { + zpl_string buf = zpl_string_make_reserve(alloc, 4); + zpl__file_direntry(alloc, dirname, &buf, recurse); + return buf; + } + + void zpl_dirinfo_init(zpl_dir_info *dir, char const *path) { + ZPL_ASSERT_NOT_NULL(dir); + + zpl_dir_info dir_ = {0}; + *dir = dir_; + dir->fullpath = (char const*)zpl_malloc(zpl_strlen(path)); + zpl_strcpy((char *)dir->fullpath, path); + + + zpl_string dirlist = zpl_path_dirlist(zpl_heap(), path, false); + char **files=zpl_str_split_lines(zpl_heap(), dirlist, false); + dir->filenames = files; + dir->buf = dirlist; + + zpl_array_init(dir->entries, zpl_heap()); + + for (zpl_i32 i=0; ientries, entry); } } - zpl_memcopy(d->buf + offset, buffer, rwlen); - if ((d->flags & ZPL_FILE_STREAM_CLONE_WRITABLE) && extralen > 0) { - zpl_memcopy(d->buf + offset + rwlen, zpl_ptr_add_const(buffer, rwlen), extralen); - d->cap = zpl_array_count(d->buf) = new_cap; - } else { - extralen = 0; - } - - if (bytes_written) *bytes_written = (rwlen+extralen); - return true; - } - - zpl_internal ZPL_FILE_CLOSE_PROC(zpl__memory_file_close) { - zpl__memory_fd *d = zpl__file_stream_from_fd(fd); - zpl_allocator alloc = d->alloc; - if (d->flags & ZPL_FILE_STREAM_CLONE_WRITABLE) - zpl_array_free(d->buf); - zpl_free(alloc, d); - } - - zpl_file_operations const zpl_memory_file_operations = { zpl__memory_file_read, zpl__memory_file_write, - zpl__memory_file_seek, zpl__memory_file_close }; - - ZPL_END_C_DECLS - // file: source/core/file_misc.c - - #ifdef ZPL_EDITOR - #include - #endif - - #if defined(ZPL_SYSTEM_UNIX) || defined(ZPL_SYSTEM_MACOS) - #include - #endif - - #if defined(ZPL_SYSTEM_UNIX) && !defined(ZPL_SYSTEM_FREEBSD) && !defined(ZPL_SYSTEM_OPENBSD) && !defined(ZPL_SYSTEM_CYGWIN) - #include - #endif - - #if defined(ZPL_SYSTEM_WINDOWS) - # include - # include - #endif - - #if defined(ZPL_SYSTEM_CYGWIN) - # include - # include - # include - #endif - - ZPL_BEGIN_C_DECLS - - - #if defined(ZPL_SYSTEM_WINDOWS) || defined(ZPL_SYSTEM_CYGWIN) - zpl_file_time zpl_fs_last_write_time(char const *filepath) { - ULARGE_INTEGER li = { 0 }; - FILETIME last_write_time = { 0 }; - WIN32_FILE_ATTRIBUTE_DATA data = { 0 }; - zpl_allocator a = zpl_heap_allocator( ); - - wchar_t *w_text = zpl__alloc_utf8_to_ucs2(a, filepath, NULL); - if (w_text == NULL) { return 0; } - if (GetFileAttributesExW(w_text, GetFileExInfoStandard, &data)) last_write_time = data.ftLastWriteTime; - - zpl_free(a, w_text); - - li.LowPart = last_write_time.dwLowDateTime; - li.HighPart = last_write_time.dwHighDateTime; - return cast(zpl_file_time) li.QuadPart; - } - - zpl_b32 zpl_fs_copy(char const *existing_filename, char const *new_filename, zpl_b32 fail_if_exists) { - zpl_b32 result = false; - zpl_allocator a = zpl_heap_allocator( ); - - wchar_t *w_old = zpl__alloc_utf8_to_ucs2(a, existing_filename, NULL); - if (w_old == NULL) { return false; } - - wchar_t *w_new = zpl__alloc_utf8_to_ucs2(a, new_filename, NULL); - if (w_new != NULL) { result = CopyFileW(w_old, w_new, fail_if_exists); } - - zpl_free(a, w_old); - zpl_free(a, w_new); - return result; - } - - zpl_b32 zpl_fs_move(char const *existing_filename, char const *new_filename) { - zpl_b32 result = false; - zpl_allocator a = zpl_heap_allocator( ); - - wchar_t *w_old = zpl__alloc_utf8_to_ucs2(a, existing_filename, NULL); - if (w_old == NULL) { return false; } - - wchar_t *w_new = zpl__alloc_utf8_to_ucs2(a, new_filename, NULL); - if (w_new != NULL) { result = MoveFileW(w_old, w_new); } - - zpl_free(a, w_old); - zpl_free(a, w_new); - return result; - } - - zpl_b32 zpl_fs_remove(char const *filename) { - zpl_b32 result = false; - zpl_allocator a = zpl_heap_allocator( ); - - wchar_t *w_filename = zpl__alloc_utf8_to_ucs2(a, filename, NULL); - if (w_filename == NULL) { return false; } - - result = DeleteFileW(w_filename); - - zpl_free(a, w_filename); - return result; - } - - #else - - zpl_file_time zpl_fs_last_write_time(char const *filepath) { - time_t result = 0; - struct stat file_stat; - - if (stat(filepath, &file_stat)) result = file_stat.st_mtime; - - return cast(zpl_file_time) result; - } - - #if defined(ZPL_SYSTEM_FREEBSD) - #include - #include - #include - #endif - - - zpl_b32 zpl_fs_copy(char const *existing_filename, char const *new_filename, zpl_b32 fail_if_exists) { - zpl_unused(fail_if_exists); - #if defined(ZPL_SYSTEM_OSX) - return copyfile(existing_filename, new_filename, NULL, COPYFILE_DATA) == 0; - #elif defined(ZPL_SYSTEM_OPENBSD) - ZPL_NOT_IMPLEMENTED; - return 0; - #else - int existing_fd = open(existing_filename, O_RDONLY, 0); - struct stat stat_existing; - fstat(existing_fd, &stat_existing); - - zpl_isize size; - int new_fd = open(new_filename, O_WRONLY | O_CREAT, stat_existing.st_mode); - - #if defined(ZPL_SYSTEM_FREEBSD) - size = sendfile(new_fd, existing_fd, 0, stat_existing.st_size, NULL, 0, 0); - #else - size = sendfile(new_fd, existing_fd, 0, stat_existing.st_size); - #endif - - close(new_fd); - close(existing_fd); - - return size == stat_existing.st_size; - #endif - } - - zpl_b32 zpl_fs_move(char const *existing_filename, char const *new_filename) { - if (link(existing_filename, new_filename) == 0) { return (unlink(existing_filename) != -1); } - return false; - } - - zpl_b32 zpl_fs_remove(char const *filename) { - #if defined(ZPL_SYSTEM_OSX) || defined(ZPL_SYSTEM_EMSCRIPTEN) - return (unlink(filename) != -1); - #else - return (remove(filename) == 0); - #endif - } - - #endif - - char *zpl_path_get_full_name(zpl_allocator a, char const *path) { - #if defined(ZPL_SYSTEM_WINDOWS) - wchar_t *w_path = NULL; - wchar_t *w_fullpath = NULL; - zpl_isize w_len = 0; - zpl_isize new_len = 0; - zpl_isize new_len1 = 0; - char *new_path = 0; - - w_path = zpl__alloc_utf8_to_ucs2(zpl_heap_allocator( ), path, NULL); - if (w_path == NULL) { return NULL; } - - w_len = GetFullPathNameW(w_path, 0, NULL, NULL); - if (w_len == 0) { return NULL; } - - w_fullpath = zpl_alloc_array(zpl_heap_allocator( ), wchar_t, w_len + 1); - GetFullPathNameW(w_path, cast(int) w_len, w_fullpath, NULL); - w_fullpath[w_len] = 0; - - zpl_free(zpl_heap_allocator( ), w_path); - - new_len = WideCharToMultiByte(CP_UTF8, WC_ERR_INVALID_CHARS, w_fullpath, cast(int) w_len, NULL, 0, NULL, NULL); - - if (new_len == 0) { - zpl_free(zpl_heap_allocator( ), w_fullpath); - return NULL; - } - - new_path = zpl_alloc_array(a, char, new_len); - new_len1 = WideCharToMultiByte(CP_UTF8, WC_ERR_INVALID_CHARS, w_fullpath, cast(int) w_len, new_path, - cast(int) new_len, NULL, NULL); - - if (new_len1 == 0) { - zpl_free(zpl_heap_allocator( ), w_fullpath); - zpl_free(a, new_path); - return NULL; - } - - new_path[new_len] = 0; - return new_path; - #else - char *p, *result, *fullpath = NULL; - zpl_isize len; - p = realpath(path, NULL); - fullpath = p; - if (p == NULL) { - // NOTE(bill): File does not exist - fullpath = cast(char *) path; - } - - len = zpl_strlen(fullpath); - - result = zpl_alloc_array(a, char, len + 1); - zpl_memmove(result, fullpath, len); - result[len] = 0; - zpl_free(a, p); - - return result; - #endif - } - - zpl_file_error zpl_path_mkdir(char const *path, zpl_i32 mode) { - zpl_i32 error = 0; - #if defined(ZPL_SYSTEM_WINDOWS) - error = _wmkdir((const wchar_t *)zpl_utf8_to_ucs2_buf((const zpl_u8 *)path)); - #else - error = mkdir(path, (mode_t)mode); - #endif - - if (error == 0) { return ZPL_FILE_ERROR_NONE; } - - switch (errno) { - case EPERM: - case EACCES: return ZPL_FILE_ERROR_PERMISSION; - case EEXIST: return ZPL_FILE_ERROR_EXISTS; - case ENAMETOOLONG: return ZPL_FILE_ERROR_NAME_TOO_LONG; - } - - return ZPL_FILE_ERROR_UNKNOWN; - } - - zpl_file_error zpl_path_rmdir(char const *path) { - zpl_i32 error = 0; - #if defined(ZPL_SYSTEM_WINDOWS) - error = _wrmdir((const wchar_t *)zpl_utf8_to_ucs2_buf((const zpl_u8 *)path)); - #else - error = rmdir(path); - #endif - - if (error == 0) { return ZPL_FILE_ERROR_NONE; } - - switch (errno) { - case EPERM: - case EACCES: return ZPL_FILE_ERROR_PERMISSION; - case ENOENT: return ZPL_FILE_ERROR_NOT_EXISTS; - case ENOTEMPTY: return ZPL_FILE_ERROR_NOT_EMPTY; - case ENAMETOOLONG: return ZPL_FILE_ERROR_NAME_TOO_LONG; - } - - return ZPL_FILE_ERROR_UNKNOWN; - } - - void zpl__file_direntry(zpl_allocator alloc, char const *dirname, zpl_string *output, zpl_b32 recurse) { - #if defined(ZPL_SYSTEM_UNIX) || defined(ZPL_SYSTEM_OSX) - DIR *d, *cd; - struct dirent *dir; - d = opendir(dirname); - - if (d) { - while ((dir = readdir(d))) { - if (!zpl_strncmp(dir->d_name, "..", 2)) continue; - if (dir->d_name[0] == '.' && dir->d_name[1] == 0) continue; - - zpl_string dirpath = zpl_string_make(alloc, dirname); - dirpath = zpl_string_appendc(dirpath, "/"); - dirpath = zpl_string_appendc(dirpath, dir->d_name); - - *output = zpl_string_appendc(*output, dirpath); - *output = zpl_string_appendc(*output, "\n"); - - if (recurse && (cd = opendir(dirpath)) != NULL) { zpl__file_direntry(alloc, dirpath, output, recurse); } - zpl_string_free(dirpath); + zpl_internal void zpl__dirinfo_free_entry(zpl_dir_entry *entry) { + if (entry->dir_info) { + zpl_dirinfo_free(entry->dir_info); + zpl_mfree(entry->dir_info); + entry->dir_info = NULL; } } - #elif defined(ZPL_SYSTEM_WINDOWS) - zpl_usize length = zpl_strlen(dirname); - struct _wfinddata_t data; - zpl_intptr findhandle; - char directory[MAX_PATH] = { 0 }; - zpl_strncpy(directory, dirname, length); + void zpl_dirinfo_free(zpl_dir_info *dir) { + ZPL_ASSERT_NOT_NULL(dir); - // keeping it native - for (zpl_usize i = 0; i < length; i++) { - if (directory[i] == '/') directory[i] = '\\'; + for (zpl_isize i = 0; i < zpl_array_count(dir->entries); ++i) { + zpl__dirinfo_free_entry(dir->entries + i); + } + + zpl_array_free(dir->entries); + zpl_array_free(dir->filenames); + zpl_string_free(dir->buf); + zpl_mfree((void *)dir->fullpath); } - // remove trailing slashses - if (directory[length - 1] == '\\') { directory[length - 1] = '\0'; } - // attach search pattern - zpl_string findpath = zpl_string_make(alloc, directory); - findpath = zpl_string_appendc(findpath, "\\"); - findpath = zpl_string_appendc(findpath, "*"); + zpl_u8 zpl_fs_get_type(char const *path) { + #ifdef ZPL_SYSTEM_WINDOWS + DWORD attrs = GetFileAttributesW((const wchar_t *)zpl_utf8_to_ucs2_buf((const zpl_u8 *)path)); - findhandle = _wfindfirst((const wchar_t *)zpl_utf8_to_ucs2_buf((const zpl_u8 *)findpath), &data); - zpl_string_free(findpath); + if (attrs == INVALID_FILE_ATTRIBUTES) { + return ZPL_DIR_TYPE_UNKNOWN; + } - if (findhandle != -1) { - do { - char *filename = (char *)zpl_ucs2_to_utf8_buf((const zpl_u16 *)data.name); - if (!zpl_strncmp(filename, "..", 2)) continue; - if (filename[0] == '.' && filename[1] == 0) continue; + if (attrs & FILE_ATTRIBUTE_DIRECTORY) { + return ZPL_DIR_TYPE_FOLDER; + } + else { + return ZPL_DIR_TYPE_FILE; + } - zpl_string dirpath = zpl_string_make(alloc, directory); - dirpath = zpl_string_appendc(dirpath, "\\"); - dirpath = zpl_string_appendc(dirpath, filename); + #else + struct stat s; + if( stat(path,&s) == 0 ) + { + if( s.st_mode & S_IFDIR ) + { + return ZPL_DIR_TYPE_FOLDER; + } + else + { + return ZPL_DIR_TYPE_FILE; + } + } + #endif - *output = zpl_string_appendc(*output, dirpath); - *output = zpl_string_appendc(*output, "\n"); - - if (recurse && (data.attrib & _A_SUBDIR)) { zpl__file_direntry(alloc, dirpath, output, recurse); } - - zpl_string_free(dirpath); - } while (_wfindnext(findhandle, &data) != -1); - _findclose(findhandle); - } - #else - // TODO: Implement other OSes - #endif - } - - zpl_string zpl_path_dirlist(zpl_allocator alloc, char const *dirname, zpl_b32 recurse) { - zpl_string buf = zpl_string_make_reserve(alloc, 4); - zpl__file_direntry(alloc, dirname, &buf, recurse); - return buf; - } - - void zpl_dirinfo_init(zpl_dir_info *dir, char const *path) { - ZPL_ASSERT_NOT_NULL(dir); - - zpl_dir_info dir_ = {0}; - *dir = dir_; - dir->fullpath = (char const*)zpl_malloc(zpl_strlen(path)); - zpl_strcpy((char *)dir->fullpath, path); - - - zpl_string dirlist = zpl_path_dirlist(zpl_heap(), path, false); - char **files=zpl_str_split_lines(zpl_heap(), dirlist, false); - dir->filenames = files; - dir->buf = dirlist; - - zpl_array_init(dir->entries, zpl_heap()); - - for (zpl_i32 i=0; ientries, entry); - } - } - - zpl_internal void zpl__dirinfo_free_entry(zpl_dir_entry *entry) { - if (entry->dir_info) { - zpl_dirinfo_free(entry->dir_info); - zpl_mfree(entry->dir_info); - entry->dir_info = NULL; - } - } - - void zpl_dirinfo_free(zpl_dir_info *dir) { - ZPL_ASSERT_NOT_NULL(dir); - - for (zpl_isize i = 0; i < zpl_array_count(dir->entries); ++i) { - zpl__dirinfo_free_entry(dir->entries + i); - } - - zpl_array_free(dir->entries); - zpl_array_free(dir->filenames); - zpl_string_free(dir->buf); - zpl_mfree((void *)dir->fullpath); - } - - - zpl_u8 zpl_fs_get_type(char const *path) { - #ifdef ZPL_SYSTEM_WINDOWS - DWORD attrs = GetFileAttributesW((const wchar_t *)zpl_utf8_to_ucs2_buf((const zpl_u8 *)path)); - - if (attrs == INVALID_FILE_ATTRIBUTES) { return ZPL_DIR_TYPE_UNKNOWN; } - if (attrs & FILE_ATTRIBUTE_DIRECTORY) { - return ZPL_DIR_TYPE_FOLDER; - } - else { - return ZPL_DIR_TYPE_FILE; - } - - #else - struct stat s; - if( stat(path,&s) == 0 ) - { - if( s.st_mode & S_IFDIR ) - { - return ZPL_DIR_TYPE_FOLDER; - } - else - { - return ZPL_DIR_TYPE_FILE; - } - } - #endif - - return ZPL_DIR_TYPE_UNKNOWN; - } - - void zpl_dirinfo_step(zpl_dir_entry *entry) { - if (entry->dir_info) { - zpl__dirinfo_free_entry(entry); - } - - entry->dir_info = (zpl_dir_info *)zpl_malloc(sizeof(zpl_dir_info)); - zpl_dir_info dir_ = {0}; - *entry->dir_info = dir_; - - zpl_local_persist char buf[128] = {0}; - char const *path = entry->filename; - - if (entry->type != ZPL_DIR_TYPE_FOLDER) { - zpl_path_fix_slashes((char *)path); - char const* slash = zpl_char_last_occurence(path, ZPL_PATH_SEPARATOR); - zpl_strncpy(buf, path, slash-path); - path = buf; - } - - zpl_dirinfo_init(entry->dir_info, path); - } - - void zpl_file_dirinfo_refresh(zpl_file *file) { - if (file->is_temp) - return; - - if (file->dir) { - zpl__dirinfo_free_entry(file->dir); - zpl_mfree(file->dir); - file->dir = NULL; - } - - file->dir = (zpl_dir_entry *)zpl_malloc(sizeof(zpl_dir_entry)); - zpl_dir_entry dir_ = {0}; - *file->dir = dir_; - file->dir->filename = file->filename; - file->dir->type = ZPL_DIR_TYPE_FILE; - - zpl_dirinfo_step(file->dir); - } - - void zpl_path_fix_slashes(char *path) { - #ifdef ZPL_SYSTEM_WINDOWS - char *p = path; - - while (*p != '\0') { - if (*p == '/') - *p = '\\'; - - ++p; - } - #endif - } - - ZPL_END_C_DECLS - // file: source/core/print.c - - #ifdef ZPL_EDITOR - #include - #endif - - ZPL_BEGIN_C_DECLS - - zpl_isize zpl_printf_va(char const *fmt, va_list va) { - return zpl_fprintf_va(zpl_file_get_standard(ZPL_FILE_STANDARD_OUTPUT), fmt, va); - } - - zpl_isize zpl_printf_err_va(char const *fmt, va_list va) { - return zpl_fprintf_va(zpl_file_get_standard(ZPL_FILE_STANDARD_ERROR), fmt, va); - } - - zpl_isize zpl_fprintf_va(struct zpl_file *f, char const *fmt, va_list va) { - zpl_local_persist char buf[4096]; - zpl_isize len = zpl_snprintf_va(buf, zpl_size_of(buf), fmt, va); - zpl_file_write(f, buf, len - 1); // NOTE: prevent extra whitespace - return len; - } - - char *zpl_bprintf_va(char const *fmt, va_list va) { - zpl_local_persist char buffer[4096]; - zpl_snprintf_va(buffer, zpl_size_of(buffer), fmt, va); - return buffer; - } - - zpl_isize zpl_printf(char const *fmt, ...) { - zpl_isize res; - va_list va; - va_start(va, fmt); - res = zpl_printf_va(fmt, va); - va_end(va); - return res; - } - - zpl_isize zpl_printf_err(char const *fmt, ...) { - zpl_isize res; - va_list va; - va_start(va, fmt); - res = zpl_printf_err_va(fmt, va); - va_end(va); - return res; - } - - zpl_isize zpl_fprintf(struct zpl_file *f, char const *fmt, ...) { - zpl_isize res; - va_list va; - va_start(va, fmt); - res = zpl_fprintf_va(f, fmt, va); - va_end(va); - return res; - } - - char *zpl_bprintf(char const *fmt, ...) { - va_list va; - char *str; - va_start(va, fmt); - str = zpl_bprintf_va(fmt, va); - va_end(va); - return str; - } - - zpl_isize zpl_snprintf(char *str, zpl_isize n, char const *fmt, ...) { - zpl_isize res; - va_list va; - va_start(va, fmt); - res = zpl_snprintf_va(str, n, fmt, va); - va_end(va); - return res; - } - - - enum { - ZPL_FMT_MINUS = ZPL_BIT(0), - ZPL_FMT_PLUS = ZPL_BIT(1), - ZPL_FMT_ALT = ZPL_BIT(2), - ZPL_FMT_SPACE = ZPL_BIT(3), - ZPL_FMT_ZERO = ZPL_BIT(4), - - ZPL_FMT_CHAR = ZPL_BIT(5), - ZPL_FMT_SHORT = ZPL_BIT(6), - ZPL_FMT_INT = ZPL_BIT(7), - ZPL_FMT_LONG = ZPL_BIT(8), - ZPL_FMT_LLONG = ZPL_BIT(9), - ZPL_FMT_SIZE = ZPL_BIT(10), - ZPL_FMT_INTPTR = ZPL_BIT(11), - - ZPL_FMT_UNSIGNED = ZPL_BIT(12), - ZPL_FMT_LOWER = ZPL_BIT(13), - ZPL_FMT_UPPER = ZPL_BIT(14), - ZPL_FMT_WIDTH = ZPL_BIT(15), - - ZPL_FMT_DONE = ZPL_BIT(30), - - ZPL_FMT_INTS = - ZPL_FMT_CHAR | ZPL_FMT_SHORT | ZPL_FMT_INT | - ZPL_FMT_LONG | ZPL_FMT_LLONG | ZPL_FMT_SIZE | ZPL_FMT_INTPTR - }; - - typedef struct { - zpl_i32 base; - zpl_i32 flags; - zpl_i32 width; - zpl_i32 precision; - } zpl__format_info; - - zpl_internal zpl_isize zpl__print_string(char *text, zpl_isize max_len, zpl__format_info *info, char const *str) { - zpl_isize res = 0, len = 0; - zpl_isize remaining = max_len; - - if (str == NULL && max_len >= 4) { - res += zpl_strlcpy(text, "(null)", 6); - return res; - } - - if (info && info->precision >= 0) - len = zpl_strnlen(str, info->precision); - else - len = zpl_strlen(str); - - if (info && (info->width == 0 && info->flags & ZPL_FMT_WIDTH)) { - return res; - } - - if (info && (info->width == 0 || info->flags & ZPL_FMT_MINUS)) { - if (info->precision > 0) len = info->precision < len ? info->precision : len; - - res += zpl_strlcpy(text, str, len); - - if (info->width > res) { - zpl_isize padding = info->width - len; - char pad = (info->flags & ZPL_FMT_ZERO) ? '0' : ' '; - while (padding-- > 0 && remaining-- > 0) *text++ = pad, res++; - } - } else { - if (info && (info->width > res)) { - zpl_isize padding = info->width - len; - char pad = (info->flags & ZPL_FMT_ZERO) ? '0' : ' '; - while (padding-- > 0 && remaining-- > 0) *text++ = pad, res++; + void zpl_dirinfo_step(zpl_dir_entry *entry) { + if (entry->dir_info) { + zpl__dirinfo_free_entry(entry); } - res += zpl_strlcpy(text, str, len); - } + entry->dir_info = (zpl_dir_info *)zpl_malloc(sizeof(zpl_dir_info)); + zpl_dir_info dir_ = {0}; + *entry->dir_info = dir_; - if (info) { - if (info->flags & ZPL_FMT_UPPER) - zpl_str_to_upper(text); - else if (info->flags & ZPL_FMT_LOWER) - zpl_str_to_lower(text); - } + zpl_local_persist char buf[128] = {0}; + char const *path = entry->filename; - return res; - } - - zpl_internal zpl_isize zpl__print_char(char *text, zpl_isize max_len, zpl__format_info *info, char arg) { - char str[2] = ""; - str[0] = arg; - return zpl__print_string(text, max_len, info, str); - } - - zpl_internal zpl_isize zpl__print_i64(char *text, zpl_isize max_len, zpl__format_info *info, zpl_i64 value) { - char num[130]; - zpl_i64_to_str(value, num, info ? info->base : 10); - return zpl__print_string(text, max_len, info, num); - } - - zpl_internal zpl_isize zpl__print_u64(char *text, zpl_isize max_len, zpl__format_info *info, zpl_u64 value) { - char num[130]; - zpl_u64_to_str(value, num, info ? info->base : 10); - return zpl__print_string(text, max_len, info, num); - } - - zpl_internal zpl_isize zpl__print_f64(char *text, zpl_isize max_len, zpl__format_info *info, zpl_f64 arg) { - // TODO: Handle exponent notation - zpl_isize width, len, remaining = max_len; - char *text_begin = text; - - if (arg) { - zpl_u64 value; - if (arg < 0) { - if (remaining > 1) *text = '-', remaining--; - text++; - arg = -arg; - } else if (info->flags & ZPL_FMT_MINUS) { - if (remaining > 1) *text = '+', remaining--; - text++; + if (entry->type != ZPL_DIR_TYPE_FOLDER) { + zpl_path_fix_slashes((char *)path); + char const* slash = zpl_char_last_occurence(path, ZPL_PATH_SEPARATOR); + zpl_strncpy(buf, path, slash-path); + path = buf; } - value = cast(zpl_u64) arg; - len = zpl__print_u64(text, remaining, NULL, value); - text += len; - - if (len >= remaining) - remaining = zpl_min(remaining, 1); - else - remaining -= len; - arg -= value; - - if (info->precision < 0) info->precision = 6; - - if ((info->flags & ZPL_FMT_ALT) || info->precision > 0) { - zpl_i64 mult = 10; - if (remaining > 1) *text = '.', remaining--; - text++; - while (info->precision-- > 0) { - value = cast(zpl_u64)(arg * mult); - len = zpl__print_u64(text, remaining, NULL, value); - text += len; - if (len >= remaining) - remaining = zpl_min(remaining, 1); - else - remaining -= len; - arg -= cast(zpl_f64) value / mult; - mult *= 10; - } - } - } else { - if (remaining > 1) *text = '0', remaining--; - text++; - if (info->flags & ZPL_FMT_ALT) { - if (remaining > 1) *text = '.', remaining--; - text++; - } + zpl_dirinfo_init(entry->dir_info, path); } - width = info->width - (text - text_begin); - if (width > 0) { - char fill = (info->flags & ZPL_FMT_ZERO) ? '0' : ' '; - char *end = text + remaining - 1; - len = (text - text_begin); + void zpl_file_dirinfo_refresh(zpl_file *file) { + if (file->is_temp) + return; - for (len = (text - text_begin); len--;) { - if ((text_begin + len + width) < end) *(text_begin + len + width) = *(text_begin + len); + if (file->dir) { + zpl__dirinfo_free_entry(file->dir); + zpl_mfree(file->dir); + file->dir = NULL; } - len = width; - text += len; - if (len >= remaining) - remaining = zpl_min(remaining, 1); - else - remaining -= len; + file->dir = (zpl_dir_entry *)zpl_malloc(sizeof(zpl_dir_entry)); + zpl_dir_entry dir_ = {0}; + *file->dir = dir_; + file->dir->filename = file->filename; + file->dir->type = ZPL_DIR_TYPE_FILE; - while (len--) { - if (text_begin + len < end) text_begin[len] = fill; - } + zpl_dirinfo_step(file->dir); } - return (text - text_begin); - } - - ZPL_NEVER_INLINE zpl_isize zpl_snprintf_va(char *text, zpl_isize max_len, char const *fmt, va_list va) { - char const *text_begin = text; - zpl_isize remaining = max_len, res; - - while (*fmt) { - zpl__format_info info = { 0 }; - zpl_isize len = 0; - info.precision = -1; - - while (*fmt && *fmt != '%' && remaining) *text++ = *fmt++; - - if (*fmt == '%') { - do { - switch (*++fmt) { - case '-': {info.flags |= ZPL_FMT_MINUS; break;} - case '+': {info.flags |= ZPL_FMT_PLUS; break;} - case '#': {info.flags |= ZPL_FMT_ALT; break;} - case ' ': {info.flags |= ZPL_FMT_SPACE; break;} - case '0': {info.flags |= (ZPL_FMT_ZERO|ZPL_FMT_WIDTH); break;} - default: {info.flags |= ZPL_FMT_DONE; break;} - } - } while (!(info.flags & ZPL_FMT_DONE)); - } - - // NOTE: Optional Width - if (*fmt == '*') { - int width = va_arg(va, int); - if (width < 0) { - info.flags |= ZPL_FMT_MINUS; - info.width = -width; - } else { - info.width = width; - } - info.flags |= ZPL_FMT_WIDTH; - fmt++; - } else { - info.width = cast(zpl_i32) zpl_str_to_i64(fmt, cast(char **) & fmt, 10); - if (info.width != 0) { - info.flags |= ZPL_FMT_WIDTH; - } - } - - // NOTE: Optional Precision - if (*fmt == '.') { - fmt++; - if (*fmt == '*') { - info.precision = va_arg(va, int); - fmt++; - } else { - info.precision = cast(zpl_i32) zpl_str_to_i64(fmt, cast(char **) & fmt, 10); - } - info.flags &= ~ZPL_FMT_ZERO; - } - - switch (*fmt++) { - case 'h': - if (*fmt == 'h') { // hh => char - info.flags |= ZPL_FMT_CHAR; - fmt++; - } else { // h => short - info.flags |= ZPL_FMT_SHORT; - } - break; - - case 'l': - if (*fmt == 'l') { // ll => long long - info.flags |= ZPL_FMT_LLONG; - fmt++; - } else { // l => long - info.flags |= ZPL_FMT_LONG; - } - break; - - break; - - case 'z': // NOTE: zpl_usize - info.flags |= ZPL_FMT_UNSIGNED; - // fallthrough - case 't': // NOTE: zpl_isize - info.flags |= ZPL_FMT_SIZE; - break; - - default: fmt--; break; - } - - switch (*fmt) { - case 'u': - info.flags |= ZPL_FMT_UNSIGNED; - // fallthrough - case 'd': - case 'i': info.base = 10; break; - - case 'o': info.base = 8; break; - - case 'x': - info.base = 16; - info.flags |= (ZPL_FMT_UNSIGNED | ZPL_FMT_LOWER); - break; - - case 'X': - info.base = 16; - info.flags |= (ZPL_FMT_UNSIGNED | ZPL_FMT_UPPER); - break; - - case 'f': - case 'F': - case 'g': - case 'G': len = zpl__print_f64(text, remaining, &info, va_arg(va, zpl_f64)); break; - - case 'a': - case 'A': - // TODO: - break; - - case 'c': len = zpl__print_char(text, remaining, &info, cast(char) va_arg(va, int)); break; - - case 's': len = zpl__print_string(text, remaining, &info, va_arg(va, char *)); break; - - case 'p': - info.base = 16; - info.flags |= (ZPL_FMT_LOWER | ZPL_FMT_UNSIGNED | ZPL_FMT_ALT | ZPL_FMT_INTPTR); - break; - - case '%': len = zpl__print_char(text, remaining, &info, '%'); break; - - default: fmt--; break; - } - - fmt++; - - if (info.base != 0) { - if (info.flags & ZPL_FMT_UNSIGNED) { - zpl_u64 value = 0; - switch (info.flags & ZPL_FMT_INTS) { - case ZPL_FMT_CHAR: value = cast(zpl_u64) cast(zpl_u8) va_arg(va, int); break; - case ZPL_FMT_SHORT: value = cast(zpl_u64) cast(zpl_u16) va_arg(va, int); break; - case ZPL_FMT_LONG: value = cast(zpl_u64) va_arg(va, unsigned long); break; - case ZPL_FMT_LLONG: value = cast(zpl_u64) va_arg(va, unsigned long long); break; - case ZPL_FMT_SIZE: value = cast(zpl_u64) va_arg(va, zpl_usize); break; - case ZPL_FMT_INTPTR: value = cast(zpl_u64) va_arg(va, zpl_uintptr); break; - default: value = cast(zpl_u64) va_arg(va, unsigned int); break; - } - - len = zpl__print_u64(text, remaining, &info, value); - - } else { - zpl_i64 value = 0; - switch (info.flags & ZPL_FMT_INTS) { - case ZPL_FMT_CHAR: value = cast(zpl_i64) cast(zpl_i8) va_arg(va, int); break; - case ZPL_FMT_SHORT: value = cast(zpl_i64) cast(zpl_i16) va_arg(va, int); break; - case ZPL_FMT_LONG: value = cast(zpl_i64) va_arg(va, long); break; - case ZPL_FMT_LLONG: value = cast(zpl_i64) va_arg(va, long long); break; - case ZPL_FMT_SIZE: value = cast(zpl_i64) va_arg(va, zpl_usize); break; - case ZPL_FMT_INTPTR: value = cast(zpl_i64) va_arg(va, zpl_uintptr); break; - default: value = cast(zpl_i64) va_arg(va, int); break; - } - - len = zpl__print_i64(text, remaining, &info, value); - } - } - - text += len; - if (len >= remaining) - remaining = zpl_min(remaining, 1); - else - remaining -= len; - } - - *text++ = '\0'; - res = (text - text_begin); - return (res >= max_len || res < 0) ? -1 : res; - } - - ZPL_END_C_DECLS - // file: source/core/time.c - - #ifdef ZPL_EDITOR - #include - #endif - - #if defined(ZPL_SYSTEM_MACOS) || ZPL_SYSTEM_UNIX - #include - #include - #endif - - #if defined(ZPL_SYSTEM_MACOS) - #include - #include - #include - #endif - - #if defined(ZPL_SYSTEM_EMSCRIPTEN) - #include - #endif - - #if defined(ZPL_SYSTEM_WINDOWS) - #include - #endif - - ZPL_BEGIN_C_DECLS - - //! @} - //$$ - //////////////////////////////////////////////////////////////// - // - // Time - // - // - - #if defined(ZPL_COMPILER_MSVC) && !defined(__clang__) - zpl_u64 zpl_rdtsc(void) { return __rdtsc( ); } - #elif defined(__i386__) - zpl_u64 zpl_rdtsc(void) { - zpl_u64 x; - __asm__ volatile(".byte 0x0f, 0x31" : "=A"(x)); - return x; - } - #elif defined(__x86_64__) - zpl_u64 zpl_rdtsc(void) { - zpl_u32 hi, lo; - __asm__ __volatile__("rdtsc" : "=a"(lo), "=d"(hi)); - return (cast(zpl_u64) lo) | ((cast(zpl_u64) hi) << 32); - } - #elif defined(__powerpc__) - zpl_u64 zpl_rdtsc(void) { - zpl_u64 result = 0; - zpl_u32 upper, lower, tmp; - __asm__ volatile("0: \n" - "\tmftbu %0 \n" - "\tmftb %1 \n" - "\tmftbu %2 \n" - "\tcmpw %2,%0 \n" - "\tbne 0b \n" - : "=r"(upper), "=r"(lower), "=r"(tmp)); - result = upper; - result = result << 32; - result = result | lower; - - return result; - } - #elif defined(ZPL_SYSTEM_EMSCRIPTEN) - zpl_u64 zpl_rdtsc(void) { - return (zpl_u64)(emscripten_get_now() * 1e+6); - } - #elif defined(ZPL_CPU_ARM) - zpl_u64 zpl_rdtsc(void) { - #if defined(__aarch64__) - int64_t r = 0; - asm volatile("mrs %0, cntvct_el0" : "=r"(r)); - #elif (__ARM_ARCH >= 6) - uint32_t r = 0; - uint32_t pmccntr; - uint32_t pmuseren; - uint32_t pmcntenset; - - // Read the user mode perf monitor counter access permissions. - asm volatile("mrc p15, 0, %0, c9, c14, 0" : "=r"(pmuseren)); - if (pmuseren & 1) { // Allows reading perfmon counters for user mode code. - asm volatile("mrc p15, 0, %0, c9, c12, 1" : "=r"(pmcntenset)); - if (pmcntenset & 0x80000000ul) { // Is it counting? - asm volatile("mrc p15, 0, %0, c9, c13, 0" : "=r"(pmccntr)); - // The counter is set up to count every 64th cycle - return ((int64_t)pmccntr) * 64; // Should optimize to << 6 - } - } - #else - #error "No suitable method for zpl_rdtsc for this cpu type" - #endif - - return r; - } - #endif - - #if defined(ZPL_SYSTEM_WINDOWS) || defined(ZPL_SYSTEM_CYGWIN) - - zpl_u64 zpl_time_rel_ms(void) { - zpl_local_persist LARGE_INTEGER win32_perf_count_freq = { 0 }; - zpl_u64 result; - LARGE_INTEGER counter; - zpl_local_persist LARGE_INTEGER win32_perf_counter = { 0 }; - if (!win32_perf_count_freq.QuadPart) { - QueryPerformanceFrequency(&win32_perf_count_freq); - ZPL_ASSERT(win32_perf_count_freq.QuadPart != 0); - QueryPerformanceCounter(&win32_perf_counter); - } - - QueryPerformanceCounter(&counter); - - result = (counter.QuadPart - win32_perf_counter.QuadPart) * 1000 / (win32_perf_count_freq.QuadPart); - return result; - } - - zpl_u64 zpl_time_utc_ms(void) { - FILETIME ft; - ULARGE_INTEGER li; - - GetSystemTimeAsFileTime(&ft); - li.LowPart = ft.dwLowDateTime; - li.HighPart = ft.dwHighDateTime; - - return li.QuadPart / 1000; - } - - zpl_u64 zpl_time_tz_ms(void) { - FILETIME ft; - SYSTEMTIME st, lst; - ULARGE_INTEGER li; - - GetSystemTime(&st); - SystemTimeToTzSpecificLocalTime(NULL, &st, &lst); - SystemTimeToFileTime(&lst, &ft); - li.LowPart = ft.dwLowDateTime; - li.HighPart = ft.dwHighDateTime; - - return li.QuadPart / 1000; - } - - void zpl_sleep_ms(zpl_u32 ms) { Sleep(ms); } - - #else - - #if defined(ZPL_SYSTEM_LINUX) || defined(ZPL_SYSTEM_FREEBSD) || defined(ZPL_SYSTEM_OPENBSD) || defined(ZPL_SYSTEM_EMSCRIPTEN) - zpl_u64 zpl__unix_gettime(void) { - struct timespec t; - zpl_u64 result; - - clock_gettime(1 /*CLOCK_MONOTONIC*/, &t); - result = 1000 * t.tv_sec + 1.0e-6 * t.tv_nsec; - return result; - } - #endif - - zpl_u64 zpl_time_rel_ms(void) { - #if defined(ZPL_SYSTEM_OSX) - zpl_u64 result; - - zpl_local_persist zpl_u64 timebase = 0; - zpl_local_persist zpl_u64 timestart = 0; - - if (!timestart) { - mach_timebase_info_data_t tb = { 0 }; - mach_timebase_info(&tb); - timebase = tb.numer; - timebase /= tb.denom; - timestart = mach_absolute_time(); - } - - // NOTE: mach_absolute_time() returns things in nanoseconds - result = 1.0e-6 * (mach_absolute_time() - timestart) * timebase; - return result; - #else - zpl_local_persist zpl_u64 unix_timestart = 0.0; - - if (!unix_timestart) { unix_timestart = zpl__unix_gettime( ); } - - zpl_u64 now = zpl__unix_gettime( ); - - return (now - unix_timestart); - #endif - } - - zpl_u64 zpl_time_utc_ms(void) { - struct timespec t; - #if defined(ZPL_SYSTEM_OSX) - clock_serv_t cclock; - mach_timespec_t mts; - host_get_clock_service(mach_host_self( ), CALENDAR_CLOCK, &cclock); - clock_get_time(cclock, &mts); - mach_port_deallocate(mach_task_self( ), cclock); - t.tv_sec = mts.tv_sec; - t.tv_nsec = mts.tv_nsec; - #else - clock_gettime(0 /*CLOCK_REALTIME*/, &t); - #endif - return ((zpl_u64)t.tv_sec * 1000 + t.tv_nsec * 1e-6 + ZPL__UNIX_TO_WIN32_EPOCH); - } - - void zpl_sleep_ms(zpl_u32 ms) { - struct timespec req = { cast(time_t)(ms * 1e-3), cast(long)((ms % 1000) * 1e6) }; - struct timespec rem = { 0, 0 }; - nanosleep(&req, &rem); - } - - zpl_u64 zpl_time_tz_ms(void) { - struct tm t; - zpl_u64 result = zpl_time_utc_ms() - ZPL__UNIX_TO_WIN32_EPOCH; - zpl_u16 ms = result % 1000; - result *= 1e-3; - localtime_r((const time_t*)&result, &t); - result = (zpl_u64)mktime(&t); - return (result - timezone + t.tm_isdst * 3600) * 1000 + ms + ZPL__UNIX_TO_WIN32_EPOCH; - } - #endif - - zpl_f64 zpl_time_rel(void) { - return (zpl_f64)(zpl_time_rel_ms() * 1e-3); - } - - zpl_f64 zpl_time_utc(void) { - return (zpl_f64)(zpl_time_utc_ms() * 1e-3); - } - - zpl_f64 zpl_time_tz(void) { - return (zpl_f64)(zpl_time_tz_ms() * 1e-3); - } - - - - ZPL_END_C_DECLS - // file: source/core/random.c - - #ifdef ZPL_EDITOR - #include - #endif - - ZPL_BEGIN_C_DECLS - - #if defined(ZPL_MODULE_THREADING) - zpl_global zpl_atomic32 zpl__random_shared_counter = {0}; - #else - zpl_global zpl_i32 zpl__random_shared_counter = 0; - #endif - - zpl_internal zpl_u32 zpl__get_noise_from_time(void) { - zpl_u32 accum = 0; - zpl_f64 start, remaining, end, curr = 0; - zpl_u64 interval = 100000ll; - - start = zpl_time_rel(); - remaining = (interval - cast(zpl_u64)(interval*start)%interval) / cast(zpl_f64)interval; - end = start + remaining; - - do { - curr = zpl_time_rel(); - accum += cast(zpl_u32)curr; - } while (curr >= end); - return accum; - } - - // NOTE: Partly from http://preshing.com/20121224/how-to-generate-a-sequence-of-unique-random-integers/ - // But the generation is even more random-er-est - - zpl_internal ZPL_ALWAYS_INLINE zpl_u32 zpl__permute_qpr(zpl_u32 x) { - zpl_local_persist zpl_u32 const prime = 4294967291; // 2^32 - 5 - if (x >= prime) { - return x; - } else { - zpl_u32 residue = cast(zpl_u32)(cast(zpl_u64) x * x) % prime; - if (x <= prime / 2) - return residue; - else - return prime - residue; - } - } - - zpl_internal ZPL_ALWAYS_INLINE zpl_u32 zpl__permute_with_offset(zpl_u32 x, zpl_u32 offset) { - return (zpl__permute_qpr(x) + offset) ^ 0x5bf03635; - } - - - void zpl_random_init(zpl_random *r) { - zpl_u64 time, tick; - zpl_isize i, j; - zpl_u32 x = 0; - r->value = 0; - - r->offsets[0] = zpl__get_noise_from_time(); - #ifdef ZPL_MODULE_THREADING - r->offsets[1] = zpl_atomic32_fetch_add(&zpl__random_shared_counter, 1); - r->offsets[2] = zpl_thread_current_id(); - r->offsets[3] = zpl_thread_current_id() * 3 + 1; - #else - r->offsets[1] = zpl__random_shared_counter++; - r->offsets[2] = 0; - r->offsets[3] = 1; - #endif - time = zpl_time_tz_ms(); - r->offsets[4] = cast(zpl_u32)(time >> 32); - r->offsets[5] = cast(zpl_u32)time; - r->offsets[6] = zpl__get_noise_from_time(); - tick = zpl_rdtsc(); - r->offsets[7] = cast(zpl_u32)(tick ^ (tick >> 32)); - - for (j = 0; j < 4; j++) { - for (i = 0; i < zpl_count_of(r->offsets); i++) { - r->offsets[i] = x = zpl__permute_with_offset(x, r->offsets[i]); - } - } - } - - zpl_u32 zpl_random_gen_u32(zpl_random *r) { - zpl_u32 x = r->value; - zpl_u32 carry = 1; - zpl_isize i; - for (i = 0; i < zpl_count_of(r->offsets); i++) { - x = zpl__permute_with_offset(x, r->offsets[i]); - if (carry > 0) { - carry = ++r->offsets[i] ? 0 : 1; - } - } - - r->value = x; - return x; - } - - zpl_u32 zpl_random_gen_u32_unique(zpl_random *r) { - zpl_u32 x = r->value; - zpl_isize i; - r->value++; - for (i = 0; i < zpl_count_of(r->offsets); i++) { - x = zpl__permute_with_offset(x, r->offsets[i]); - } - - return x; - } - - zpl_u64 zpl_random_gen_u64(zpl_random *r) { - return ((cast(zpl_u64)zpl_random_gen_u32(r)) << 32) | zpl_random_gen_u32(r); - } - - - zpl_isize zpl_random_gen_isize(zpl_random *r) { - zpl_u64 u = zpl_random_gen_u64(r); - return *cast(zpl_isize *)&u; - } - - - zpl_i64 zpl_random_range_i64(zpl_random *r, zpl_i64 lower_inc, zpl_i64 higher_inc) { - zpl_u64 u = zpl_random_gen_u64(r); - zpl_i64 i = *cast(zpl_i64 *)&u; - zpl_i64 diff = higher_inc-lower_inc+1; - i %= diff; - i += lower_inc; - return i; - } - - zpl_isize zpl_random_range_isize(zpl_random *r, zpl_isize lower_inc, zpl_isize higher_inc) { - zpl_u64 u = zpl_random_gen_u64(r); - zpl_isize i = *cast(zpl_isize *)&u; - zpl_isize diff = higher_inc-lower_inc+1; - i %= diff; - i += lower_inc; - return i; - } - - ZPL_ALWAYS_INLINE zpl_f64 zpl__random_copy_sign64(zpl_f64 x, zpl_f64 y) { - zpl_i64 ix=0, iy=0; - zpl_memcopy(&ix, &x, zpl_size_of(zpl_i64)); - zpl_memcopy(&iy, &y, zpl_size_of(zpl_i64)); - - ix &= 0x7fffffffffffffff; - ix |= iy & 0x8000000000000000; - - zpl_f64 r = 0.0; - zpl_memcopy(&r, &ix, zpl_size_of(zpl_f64)); - return r; - } - - ZPL_ALWAYS_INLINE zpl_f64 zpl__random_floor64 (zpl_f64 x) { return cast(zpl_f64)((x >= 0.0) ? cast(zpl_i64)x : cast(zpl_i64)(x-0.9999999999999999)); } - ZPL_ALWAYS_INLINE zpl_f64 zpl__random_ceil64 (zpl_f64 x) { return cast(zpl_f64)((x < 0) ? cast(zpl_i64)x : (cast(zpl_i64)x)+1); } - ZPL_ALWAYS_INLINE zpl_f64 zpl__random_round64 (zpl_f64 x) { return cast(zpl_f64)((x >= 0.0) ? zpl__random_floor64(x + 0.5) : zpl__random_ceil64(x - 0.5)); } - ZPL_ALWAYS_INLINE zpl_f64 zpl__random_remainder64(zpl_f64 x, zpl_f64 y) { return x - (zpl__random_round64(x/y)*y); } - ZPL_ALWAYS_INLINE zpl_f64 zpl__random_abs64 (zpl_f64 x) { return x < 0 ? -x : x; } - ZPL_ALWAYS_INLINE zpl_f64 zpl__random_sign64 (zpl_f64 x) { return x < 0 ? -1.0 : +1.0; } - - ZPL_ALWAYS_INLINE zpl_f64 zpl__random_mod64(zpl_f64 x, zpl_f64 y) { - zpl_f64 result; - y = zpl__random_abs64(y); - result = zpl__random_remainder64(zpl__random_abs64(x), y); - if (zpl__random_sign64(result)) result += y; - return zpl__random_copy_sign64(result, x); - } - - zpl_f64 zpl_random_range_f64(zpl_random *r, zpl_f64 lower_inc, zpl_f64 higher_inc) { - zpl_u64 u = zpl_random_gen_u64(r); - zpl_f64 f = 0; - zpl_memcopy(&f, &u, zpl_size_of(zpl_f64)); - zpl_f64 diff = higher_inc-lower_inc+1.0; - f = zpl__random_mod64(f, diff); - f += lower_inc; - return f; - } - - ZPL_END_C_DECLS - // file: source/core/misc.c - - #ifdef ZPL_EDITOR - #include - #endif - - ZPL_BEGIN_C_DECLS - - #if defined(ZPL_SYSTEM_UNIX) || defined(ZPL_SYSTEM_MACOS) - #include - #endif - - #if defined(ZPL_SYSTEM_WINDOWS) - void zpl_exit(zpl_u32 code) { ExitProcess(code); } - #else - void zpl_exit(zpl_u32 code) { exit(code); } - #endif - - void zpl_yield(void) { - #if defined(ZPL_SYSTEM_WINDOWS) - Sleep(0); - #else - sched_yield(); - #endif - } - - const char *zpl_get_env(const char *name) { - char *buffer = NULL; - const char *ptr = zpl_get_env_buf(name); - - if (ptr == NULL) { - return NULL; - } - - zpl_isize ptr_size = zpl_strlen(ptr); - buffer = (char *)zpl_malloc(ptr_size * sizeof(char)+1); - zpl_memcopy((char *)buffer, ptr, ptr_size+1); - return buffer; - } - - const char *zpl_get_env_buf(const char *name) { + void zpl_path_fix_slashes(char *path) { #ifdef ZPL_SYSTEM_WINDOWS - zpl_local_persist wchar_t wbuffer[32767] = {0}; - zpl_local_persist char buffer[32767] = {0}; + char *p = path; - if (!GetEnvironmentVariableW( - cast(LPCWSTR)zpl_utf8_to_ucs2_buf(cast(const zpl_u8 *)name), - cast(LPWSTR)wbuffer, 32767)) { - return NULL; + while (*p != '\0') { + if (*p == '/') + *p = '\\'; + + ++p; } - - zpl_ucs2_to_utf8(cast(zpl_u8*)buffer, 32767, cast(const zpl_u16*)wbuffer); - - return (const char *)buffer; - #else - return (const char *)getenv(name); #endif - } - - zpl_string zpl_get_env_str(const char *name) { - const char *buf = zpl_get_env_buf(name); - - if (buf == NULL) { - return NULL; } - zpl_string str = zpl_string_make(zpl_heap(), buf); - return str; - } - - void zpl_set_env(const char *name, const char *value) { - #if defined(ZPL_SYSTEM_WINDOWS) - SetEnvironmentVariableA(name, value); - #else - setenv(name, value, 1); - #endif - } - - void zpl_unset_env(const char *name) { - #if defined(ZPL_SYSTEM_WINDOWS) - SetEnvironmentVariableA(name, NULL); - #else - unsetenv(name); - #endif - } - - #if !defined(ZPL_SYSTEM_WINDOWS) - extern char **environ; - #endif - - zpl_u32 zpl_system_command(const char *command, zpl_usize buffer_len, char *buffer) { - #if defined(ZPL_SYSTEM_EMSCRIPTEN) - ZPL_PANIC("zpl_system_command not supported"); - #else - - #if defined(ZPL_SYSTEM_WINDOWS) - FILE *handle = _popen(command, "r"); - #else - FILE *handle = popen(command, "r"); - #endif - - if(!handle) return 0; - - int c; - zpl_usize i=0; - while ((c = getc(handle)) != EOF && i++ < buffer_len) { - *buffer++ = c; - } - - #if defined(ZPL_SYSTEM_WINDOWS) - _pclose(handle); - #else - pclose(handle); - #endif + ZPL_END_C_DECLS + // file: source/core/print.c + #ifdef ZPL_EDITOR + #include #endif - return 1; - } + ZPL_BEGIN_C_DECLS - zpl_string zpl_system_command_str(const char *command, zpl_allocator backing) { - #if defined(ZPL_SYSTEM_EMSCRIPTEN) - ZPL_PANIC("zpl_system_command not supported"); - #else - - #if defined(ZPL_SYSTEM_WINDOWS) - FILE *handle = _popen(command, "r"); - #else - FILE *handle = popen(command, "r"); - #endif - - if(!handle) return NULL; - - zpl_string output = zpl_string_make_reserve(backing, 4); - - int c; - while ((c = getc(handle)) != EOF) { - char ins[2] = {(char)c,0}; - output = zpl_string_appendc(output, ins); - } - - #if defined(ZPL_SYSTEM_WINDOWS) - _pclose(handle); - #else - pclose(handle); - #endif - return output; - #endif - return NULL; - } - - ZPL_END_C_DECLS - // file: source/core/sort.c - - #ifdef ZPL_EDITOR - #include - #endif - - ZPL_BEGIN_C_DECLS - - #define ZPL__COMPARE_PROC(Type) \ - zpl_global zpl_isize Type##__cmp_offset; \ - ZPL_COMPARE_PROC(Type##__cmp) { \ - Type const p = *cast(Type const *) zpl_pointer_add_const(a, Type##__cmp_offset); \ - Type const q = *cast(Type const *) zpl_pointer_add_const(b, Type##__cmp_offset); \ - return p < q ? -1 : p > q; \ - } \ - ZPL_COMPARE_PROC_PTR(Type##_cmp(zpl_isize offset)) { \ - Type##__cmp_offset = offset; \ - return &Type##__cmp; \ - } - - ZPL__COMPARE_PROC(zpl_u8); - ZPL__COMPARE_PROC(zpl_i16); - ZPL__COMPARE_PROC(zpl_i32); - ZPL__COMPARE_PROC(zpl_i64); - ZPL__COMPARE_PROC(zpl_isize); - ZPL__COMPARE_PROC(zpl_f32); - ZPL__COMPARE_PROC(zpl_f64); - - // NOTE: str_cmp is special as it requires a funny type and funny comparison - zpl_global zpl_isize zpl__str_cmp_offset; - ZPL_COMPARE_PROC(zpl__str_cmp) { - char const *p = *cast(char const **) zpl_pointer_add_const(a, zpl__str_cmp_offset); - char const *q = *cast(char const **) zpl_pointer_add_const(b, zpl__str_cmp_offset); - return zpl_strcmp(p, q); - } - ZPL_COMPARE_PROC_PTR(zpl_str_cmp(zpl_isize offset)) { - zpl__str_cmp_offset = offset; - return &zpl__str_cmp; - } - - #undef ZPL__COMPARE_PROC - - // TODO: Make user definable? - #define ZPL__SORT_STACK_SIZE 64 - #define zpl__SORT_INSERT_SORT_TRESHOLD 8 - - #define ZPL__SORT_PUSH(_base, _limit) \ - do { \ - stack_ptr[0] = (_base); \ - stack_ptr[1] = (_limit); \ - stack_ptr += 2; \ - } while (0) - - #define ZPL__SORT_POP(_base, _limit) \ - do { \ - stack_ptr -= 2; \ - (_base) = stack_ptr[0]; \ - (_limit) = stack_ptr[1]; \ - } while (0) - - void zpl_sort(void *base_, zpl_isize count, zpl_isize size, zpl_compare_proc cmp) { - zpl_u8 *i, *j; - zpl_u8 *base = cast(zpl_u8 *) base_; - zpl_u8 *limit = base + count * size; - zpl_isize threshold = zpl__SORT_INSERT_SORT_TRESHOLD * size; - - // NOTE: Prepare the stack - zpl_u8 *stack[ZPL__SORT_STACK_SIZE] = { 0 }; - zpl_u8 **stack_ptr = stack; - - for (;;) { - if ((limit - base) > threshold) { - // NOTE: Quick sort - i = base + size; - j = limit - size; - - zpl_memswap(((limit - base) / size / 2) * size + base, base, size); - if (cmp(i, j) > 0) zpl_memswap(i, j, size); - if (cmp(base, j) > 0) zpl_memswap(base, j, size); - if (cmp(i, base) > 0) zpl_memswap(i, base, size); - - for (;;) { - do - i += size; - while (cmp(i, base) < 0); - do - j -= size; - while (cmp(j, base) > 0); - if (i > j) break; - zpl_memswap(i, j, size); - } - - zpl_memswap(base, j, size); - - if (j - base > limit - i) { - ZPL__SORT_PUSH(base, j); - base = i; - } else { - ZPL__SORT_PUSH(i, limit); - limit = j; - } - } else { - // NOTE: Insertion sort - for (j = base, i = j + size; i < limit; j = i, i += size) { - for (; cmp(j, j + size) > 0; j -= size) { - zpl_memswap(j, j + size, size); - if (j == base) break; - } - } - - if (stack_ptr == stack) break; // NOTE: Sorting is done! - ZPL__SORT_POP(base, limit); - } - } - } - - #undef ZPL__SORT_PUSH - #undef ZPL__SORT_POP - - #define ZPL_RADIX_SORT_PROC_GEN(Type) \ - ZPL_RADIX_SORT_PROC(Type) { \ - zpl_##Type *source = items; \ - zpl_##Type *dest = temp; \ - zpl_isize byte_index, i, byte_max = 8 * zpl_size_of(zpl_##Type); \ - for (byte_index = 0; byte_index < byte_max; byte_index += 8) { \ - zpl_isize offsets[256] = { 0 }; \ - zpl_isize total = 0; \ - /* NOTE: First pass - count how many of each key */ \ - for (i = 0; i < count; i++) { \ - zpl_##Type radix_value = source[i]; \ - zpl_##Type radix_piece = (radix_value >> byte_index) & 0xff; \ - offsets[radix_piece]++; \ - } \ - /* NOTE: Change counts to offsets */ \ - for (i = 0; i < zpl_count_of(offsets); i++) { \ - zpl_isize skcount = offsets[i]; \ - offsets[i] = total; \ - total += skcount; \ - } \ - /* NOTE: Second pass - place elements into the right location */ \ - for (i = 0; i < count; i++) { \ - zpl_##Type radix_value = source[i]; \ - zpl_##Type radix_piece = (radix_value >> byte_index) & 0xff; \ - dest[offsets[radix_piece]++] = source[i]; \ - } \ - zpl_swap(zpl_##Type *, source, dest); \ - } \ - } - - ZPL_RADIX_SORT_PROC_GEN(u8); - ZPL_RADIX_SORT_PROC_GEN(u16); - ZPL_RADIX_SORT_PROC_GEN(u32); - ZPL_RADIX_SORT_PROC_GEN(u64); - - void zpl_shuffle(void *base, zpl_isize count, zpl_isize size) { - zpl_u8 *a; - zpl_isize i, j; - zpl_random random; - zpl_random_init(&random); - - a = cast(zpl_u8 *) base + (count - 1) * size; - for (i = count; i > 1; i--) { - j = zpl_random_gen_isize(&random) % i; - zpl_memswap(a, cast(zpl_u8 *) base + j * size, size); - a -= size; - } - } - - void zpl_reverse(void *base, zpl_isize count, zpl_isize size) { - zpl_isize i, j = count - 1; - for (i = 0; i < j; i++, j++) zpl_memswap(cast(zpl_u8 *) base + i * size, cast(zpl_u8 *) base + j * size, size); - } - - ZPL_END_C_DECLS -#endif - -#if defined(ZPL_MODULE_TIMER) - // file: source/timer.c - - //////////////////////////////////////////////////////////////// - // - // Timer - // - // - #ifdef ZPL_EDITOR - #include - #endif - - ZPL_BEGIN_C_DECLS - - zpl_timer *zpl_timer_add(zpl_timer_pool pool) { - ZPL_ASSERT(pool); - - zpl_timer t = { 0 }; - zpl_array_append(pool, t); - return pool + (zpl_array_count(pool) - 1); - } - - void zpl_timer_set(zpl_timer *t, zpl_f64 duration, zpl_i32 count, zpl_timer_cb cb) { - ZPL_ASSERT(t); - - t->duration = duration; - t->remaining_calls = t->initial_calls = count; - t->callback = cb; - t->enabled = false; - } - - void zpl_timer_start(zpl_timer *t, zpl_f64 delay_start) { - ZPL_ASSERT(t && !t->enabled); - - t->enabled = true; - t->remaining_calls = t->initial_calls; - t->next_call_ts = zpl_time_rel( ) + delay_start; - } - - void zpl_timer_stop(zpl_timer *t) { - ZPL_ASSERT(t && t->enabled); - - t->enabled = false; - } - - void zpl_timer_update(zpl_timer_pool pool) { - ZPL_ASSERT(pool); - - zpl_f64 now = zpl_time_rel( ); - - for (zpl_isize i = 0; i < zpl_array_count(pool); ++i) { - zpl_timer *t = pool + i; - - if (t->enabled) { - if (t->remaining_calls > 0 || t->initial_calls == -1) { - if (t->next_call_ts <= now) { - if (t->initial_calls != -1) { --t->remaining_calls; } - - if (t->remaining_calls == 0) { - t->enabled = false; - } else { - t->next_call_ts = now + t->duration; - } - - t->callback(t->user_data); - } - } - } - } - } - - ZPL_END_C_DECLS -#endif - -#if defined(ZPL_MODULE_HASHING) - // file: source/hashing.c - - //////////////////////////////////////////////////////////////// - // - // Hashing functions - // - // - - #ifdef ZPL_EDITOR - #include "../zpl.h" - #endif - - ZPL_BEGIN_C_DECLS - - zpl_u32 zpl_adler32(void const *data, zpl_isize len) { - zpl_u32 const MOD_ALDER = 65521; - zpl_u32 a = 1, b = 0; - zpl_isize i, block_len; - zpl_u8 const *bytes = cast(zpl_u8 const *) data; - - block_len = len % 5552; - - while (len) { - for (i = 0; i + 7 < block_len; i += 8) { - a += bytes[0], b += a; - a += bytes[1], b += a; - a += bytes[2], b += a; - a += bytes[3], b += a; - a += bytes[4], b += a; - a += bytes[5], b += a; - a += bytes[6], b += a; - a += bytes[7], b += a; - - bytes += 8; - } - for (; i < block_len; i++) a += *bytes++, b += a; - - a %= MOD_ALDER, b %= MOD_ALDER; - len -= block_len; - block_len = 5552; + zpl_isize zpl_printf_va(char const *fmt, va_list va) { + return zpl_fprintf_va(zpl_file_get_standard(ZPL_FILE_STANDARD_OUTPUT), fmt, va); } - return (b << 16) | a; - } - - zpl_global zpl_u32 const zpl__crc32_table[256] = { - 0x00000000, 0x77073096, 0xee0e612c, 0x990951ba, 0x076dc419, 0x706af48f, 0xe963a535, 0x9e6495a3, 0x0edb8832, - 0x79dcb8a4, 0xe0d5e91e, 0x97d2d988, 0x09b64c2b, 0x7eb17cbd, 0xe7b82d07, 0x90bf1d91, 0x1db71064, 0x6ab020f2, - 0xf3b97148, 0x84be41de, 0x1adad47d, 0x6ddde4eb, 0xf4d4b551, 0x83d385c7, 0x136c9856, 0x646ba8c0, 0xfd62f97a, - 0x8a65c9ec, 0x14015c4f, 0x63066cd9, 0xfa0f3d63, 0x8d080df5, 0x3b6e20c8, 0x4c69105e, 0xd56041e4, 0xa2677172, - 0x3c03e4d1, 0x4b04d447, 0xd20d85fd, 0xa50ab56b, 0x35b5a8fa, 0x42b2986c, 0xdbbbc9d6, 0xacbcf940, 0x32d86ce3, - 0x45df5c75, 0xdcd60dcf, 0xabd13d59, 0x26d930ac, 0x51de003a, 0xc8d75180, 0xbfd06116, 0x21b4f4b5, 0x56b3c423, - 0xcfba9599, 0xb8bda50f, 0x2802b89e, 0x5f058808, 0xc60cd9b2, 0xb10be924, 0x2f6f7c87, 0x58684c11, 0xc1611dab, - 0xb6662d3d, 0x76dc4190, 0x01db7106, 0x98d220bc, 0xefd5102a, 0x71b18589, 0x06b6b51f, 0x9fbfe4a5, 0xe8b8d433, - 0x7807c9a2, 0x0f00f934, 0x9609a88e, 0xe10e9818, 0x7f6a0dbb, 0x086d3d2d, 0x91646c97, 0xe6635c01, 0x6b6b51f4, - 0x1c6c6162, 0x856530d8, 0xf262004e, 0x6c0695ed, 0x1b01a57b, 0x8208f4c1, 0xf50fc457, 0x65b0d9c6, 0x12b7e950, - 0x8bbeb8ea, 0xfcb9887c, 0x62dd1ddf, 0x15da2d49, 0x8cd37cf3, 0xfbd44c65, 0x4db26158, 0x3ab551ce, 0xa3bc0074, - 0xd4bb30e2, 0x4adfa541, 0x3dd895d7, 0xa4d1c46d, 0xd3d6f4fb, 0x4369e96a, 0x346ed9fc, 0xad678846, 0xda60b8d0, - 0x44042d73, 0x33031de5, 0xaa0a4c5f, 0xdd0d7cc9, 0x5005713c, 0x270241aa, 0xbe0b1010, 0xc90c2086, 0x5768b525, - 0x206f85b3, 0xb966d409, 0xce61e49f, 0x5edef90e, 0x29d9c998, 0xb0d09822, 0xc7d7a8b4, 0x59b33d17, 0x2eb40d81, - 0xb7bd5c3b, 0xc0ba6cad, 0xedb88320, 0x9abfb3b6, 0x03b6e20c, 0x74b1d29a, 0xead54739, 0x9dd277af, 0x04db2615, - 0x73dc1683, 0xe3630b12, 0x94643b84, 0x0d6d6a3e, 0x7a6a5aa8, 0xe40ecf0b, 0x9309ff9d, 0x0a00ae27, 0x7d079eb1, - 0xf00f9344, 0x8708a3d2, 0x1e01f268, 0x6906c2fe, 0xf762575d, 0x806567cb, 0x196c3671, 0x6e6b06e7, 0xfed41b76, - 0x89d32be0, 0x10da7a5a, 0x67dd4acc, 0xf9b9df6f, 0x8ebeeff9, 0x17b7be43, 0x60b08ed5, 0xd6d6a3e8, 0xa1d1937e, - 0x38d8c2c4, 0x4fdff252, 0xd1bb67f1, 0xa6bc5767, 0x3fb506dd, 0x48b2364b, 0xd80d2bda, 0xaf0a1b4c, 0x36034af6, - 0x41047a60, 0xdf60efc3, 0xa867df55, 0x316e8eef, 0x4669be79, 0xcb61b38c, 0xbc66831a, 0x256fd2a0, 0x5268e236, - 0xcc0c7795, 0xbb0b4703, 0x220216b9, 0x5505262f, 0xc5ba3bbe, 0xb2bd0b28, 0x2bb45a92, 0x5cb36a04, 0xc2d7ffa7, - 0xb5d0cf31, 0x2cd99e8b, 0x5bdeae1d, 0x9b64c2b0, 0xec63f226, 0x756aa39c, 0x026d930a, 0x9c0906a9, 0xeb0e363f, - 0x72076785, 0x05005713, 0x95bf4a82, 0xe2b87a14, 0x7bb12bae, 0x0cb61b38, 0x92d28e9b, 0xe5d5be0d, 0x7cdcefb7, - 0x0bdbdf21, 0x86d3d2d4, 0xf1d4e242, 0x68ddb3f8, 0x1fda836e, 0x81be16cd, 0xf6b9265b, 0x6fb077e1, 0x18b74777, - 0x88085ae6, 0xff0f6a70, 0x66063bca, 0x11010b5c, 0x8f659eff, 0xf862ae69, 0x616bffd3, 0x166ccf45, 0xa00ae278, - 0xd70dd2ee, 0x4e048354, 0x3903b3c2, 0xa7672661, 0xd06016f7, 0x4969474d, 0x3e6e77db, 0xaed16a4a, 0xd9d65adc, - 0x40df0b66, 0x37d83bf0, 0xa9bcae53, 0xdebb9ec5, 0x47b2cf7f, 0x30b5ffe9, 0xbdbdf21c, 0xcabac28a, 0x53b39330, - 0x24b4a3a6, 0xbad03605, 0xcdd70693, 0x54de5729, 0x23d967bf, 0xb3667a2e, 0xc4614ab8, 0x5d681b02, 0x2a6f2b94, - 0xb40bbe37, 0xc30c8ea1, 0x5a05df1b, 0x2d02ef8d, - }; - - zpl_global zpl_u64 const zpl__crc64_table[256] = { - 0x0000000000000000ull, 0x7ad870c830358979ull, 0xf5b0e190606b12f2ull, 0x8f689158505e9b8bull, 0xc038e5739841b68full, 0xbae095bba8743ff6ull, - 0x358804e3f82aa47dull, 0x4f50742bc81f2d04ull, 0xab28ecb46814fe75ull, 0xd1f09c7c5821770cull, 0x5e980d24087fec87ull, 0x24407dec384a65feull, - 0x6b1009c7f05548faull, 0x11c8790fc060c183ull, 0x9ea0e857903e5a08ull, 0xe478989fa00bd371ull, 0x7d08ff3b88be6f81ull, 0x07d08ff3b88be6f8ull, - 0x88b81eabe8d57d73ull, 0xf2606e63d8e0f40aull, 0xbd301a4810ffd90eull, 0xc7e86a8020ca5077ull, 0x4880fbd87094cbfcull, 0x32588b1040a14285ull, - 0xd620138fe0aa91f4ull, 0xacf86347d09f188dull, 0x2390f21f80c18306ull, 0x594882d7b0f40a7full, 0x1618f6fc78eb277bull, 0x6cc0863448deae02ull, - 0xe3a8176c18803589ull, 0x997067a428b5bcf0ull, 0xfa11fe77117cdf02ull, 0x80c98ebf2149567bull, - 0x0fa11fe77117cdf0ull, 0x75796f2f41224489ull, 0x3a291b04893d698dull, 0x40f16bccb908e0f4ull, 0xcf99fa94e9567b7full, 0xb5418a5cd963f206ull, - 0x513912c379682177ull, 0x2be1620b495da80eull, 0xa489f35319033385ull, 0xde51839b2936bafcull, 0x9101f7b0e12997f8ull, 0xebd98778d11c1e81ull, - 0x64b116208142850aull, 0x1e6966e8b1770c73ull, 0x8719014c99c2b083ull, 0xfdc17184a9f739faull, 0x72a9e0dcf9a9a271ull, 0x08719014c99c2b08ull, - 0x4721e43f0183060cull, 0x3df994f731b68f75ull, 0xb29105af61e814feull, 0xc849756751dd9d87ull, 0x2c31edf8f1d64ef6ull, 0x56e99d30c1e3c78full, - 0xd9810c6891bd5c04ull, 0xa3597ca0a188d57dull, 0xec09088b6997f879ull, 0x96d1784359a27100ull, 0x19b9e91b09fcea8bull, 0x636199d339c963f2ull, - 0xdf7adabd7a6e2d6full, 0xa5a2aa754a5ba416ull, 0x2aca3b2d1a053f9dull, 0x50124be52a30b6e4ull, 0x1f423fcee22f9be0ull, 0x659a4f06d21a1299ull, - 0xeaf2de5e82448912ull, 0x902aae96b271006bull, 0x74523609127ad31aull, 0x0e8a46c1224f5a63ull, 0x81e2d7997211c1e8ull, 0xfb3aa75142244891ull, - 0xb46ad37a8a3b6595ull, 0xceb2a3b2ba0eececull, 0x41da32eaea507767ull, 0x3b024222da65fe1eull, 0xa2722586f2d042eeull, 0xd8aa554ec2e5cb97ull, - 0x57c2c41692bb501cull, 0x2d1ab4dea28ed965ull, 0x624ac0f56a91f461ull, 0x1892b03d5aa47d18ull, 0x97fa21650afae693ull, 0xed2251ad3acf6feaull, - 0x095ac9329ac4bc9bull, 0x7382b9faaaf135e2ull, 0xfcea28a2faafae69ull, 0x8632586aca9a2710ull, 0xc9622c4102850a14ull, 0xb3ba5c8932b0836dull, - 0x3cd2cdd162ee18e6ull, 0x460abd1952db919full, 0x256b24ca6b12f26dull, 0x5fb354025b277b14ull, 0xd0dbc55a0b79e09full, 0xaa03b5923b4c69e6ull, - 0xe553c1b9f35344e2ull, 0x9f8bb171c366cd9bull, 0x10e3202993385610ull, 0x6a3b50e1a30ddf69ull, 0x8e43c87e03060c18ull, 0xf49bb8b633338561ull, - 0x7bf329ee636d1eeaull, 0x012b592653589793ull, 0x4e7b2d0d9b47ba97ull, 0x34a35dc5ab7233eeull, 0xbbcbcc9dfb2ca865ull, 0xc113bc55cb19211cull, - 0x5863dbf1e3ac9decull, 0x22bbab39d3991495ull, 0xadd33a6183c78f1eull, 0xd70b4aa9b3f20667ull, 0x985b3e827bed2b63ull, 0xe2834e4a4bd8a21aull, - 0x6debdf121b863991ull, 0x1733afda2bb3b0e8ull, 0xf34b37458bb86399ull, 0x8993478dbb8deae0ull, 0x06fbd6d5ebd3716bull, 0x7c23a61ddbe6f812ull, - 0x3373d23613f9d516ull, 0x49aba2fe23cc5c6full, 0xc6c333a67392c7e4ull, 0xbc1b436e43a74e9dull, 0x95ac9329ac4bc9b5ull, 0xef74e3e19c7e40ccull, - 0x601c72b9cc20db47ull, 0x1ac40271fc15523eull, 0x5594765a340a7f3aull, 0x2f4c0692043ff643ull, 0xa02497ca54616dc8ull, 0xdafce7026454e4b1ull, - 0x3e847f9dc45f37c0ull, 0x445c0f55f46abeb9ull, 0xcb349e0da4342532ull, 0xb1eceec59401ac4bull, 0xfebc9aee5c1e814full, 0x8464ea266c2b0836ull, - 0x0b0c7b7e3c7593bdull, 0x71d40bb60c401ac4ull, 0xe8a46c1224f5a634ull, 0x927c1cda14c02f4dull, 0x1d148d82449eb4c6ull, 0x67ccfd4a74ab3dbfull, - 0x289c8961bcb410bbull, 0x5244f9a98c8199c2ull, 0xdd2c68f1dcdf0249ull, 0xa7f41839ecea8b30ull, 0x438c80a64ce15841ull, 0x3954f06e7cd4d138ull, - 0xb63c61362c8a4ab3ull, 0xcce411fe1cbfc3caull, 0x83b465d5d4a0eeceull, 0xf96c151de49567b7ull, 0x76048445b4cbfc3cull, 0x0cdcf48d84fe7545ull, - 0x6fbd6d5ebd3716b7ull, 0x15651d968d029fceull, 0x9a0d8ccedd5c0445ull, 0xe0d5fc06ed698d3cull, 0xaf85882d2576a038ull, 0xd55df8e515432941ull, - 0x5a3569bd451db2caull, 0x20ed197575283bb3ull, 0xc49581ead523e8c2ull, 0xbe4df122e51661bbull, 0x3125607ab548fa30ull, 0x4bfd10b2857d7349ull, - 0x04ad64994d625e4dull, 0x7e7514517d57d734ull, 0xf11d85092d094cbfull, 0x8bc5f5c11d3cc5c6ull, 0x12b5926535897936ull, 0x686de2ad05bcf04full, - 0xe70573f555e26bc4ull, 0x9ddd033d65d7e2bdull, 0xd28d7716adc8cfb9ull, 0xa85507de9dfd46c0ull, 0x273d9686cda3dd4bull, 0x5de5e64efd965432ull, - 0xb99d7ed15d9d8743ull, 0xc3450e196da80e3aull, 0x4c2d9f413df695b1ull, 0x36f5ef890dc31cc8ull, 0x79a59ba2c5dc31ccull, 0x037deb6af5e9b8b5ull, - 0x8c157a32a5b7233eull, 0xf6cd0afa9582aa47ull, 0x4ad64994d625e4daull, 0x300e395ce6106da3ull, 0xbf66a804b64ef628ull, 0xc5bed8cc867b7f51ull, - 0x8aeeace74e645255ull, 0xf036dc2f7e51db2cull, 0x7f5e4d772e0f40a7ull, 0x05863dbf1e3ac9deull, 0xe1fea520be311aafull, 0x9b26d5e88e0493d6ull, - 0x144e44b0de5a085dull, 0x6e963478ee6f8124ull, 0x21c640532670ac20ull, 0x5b1e309b16452559ull, 0xd476a1c3461bbed2ull, 0xaeaed10b762e37abull, - 0x37deb6af5e9b8b5bull, 0x4d06c6676eae0222ull, 0xc26e573f3ef099a9ull, 0xb8b627f70ec510d0ull, 0xf7e653dcc6da3dd4ull, 0x8d3e2314f6efb4adull, - 0x0256b24ca6b12f26ull, 0x788ec2849684a65full, 0x9cf65a1b368f752eull, 0xe62e2ad306bafc57ull, 0x6946bb8b56e467dcull, 0x139ecb4366d1eea5ull, - 0x5ccebf68aecec3a1ull, 0x2616cfa09efb4ad8ull, 0xa97e5ef8cea5d153ull, 0xd3a62e30fe90582aull, 0xb0c7b7e3c7593bd8ull, 0xca1fc72bf76cb2a1ull, - 0x45775673a732292aull, 0x3faf26bb9707a053ull, 0x70ff52905f188d57ull, 0x0a2722586f2d042eull, 0x854fb3003f739fa5ull, 0xff97c3c80f4616dcull, - 0x1bef5b57af4dc5adull, 0x61372b9f9f784cd4ull, 0xee5fbac7cf26d75full, 0x9487ca0fff135e26ull, 0xdbd7be24370c7322ull, 0xa10fceec0739fa5bull, - 0x2e675fb4576761d0ull, 0x54bf2f7c6752e8a9ull, 0xcdcf48d84fe75459ull, 0xb71738107fd2dd20ull, 0x387fa9482f8c46abull, 0x42a7d9801fb9cfd2ull, - 0x0df7adabd7a6e2d6ull, 0x772fdd63e7936bafull, 0xf8474c3bb7cdf024ull, 0x829f3cf387f8795dull, 0x66e7a46c27f3aa2cull, 0x1c3fd4a417c62355ull, - 0x935745fc4798b8deull, 0xe98f353477ad31a7ull, 0xa6df411fbfb21ca3ull, 0xdc0731d78f8795daull, 0x536fa08fdfd90e51ull, 0x29b7d047efec8728ull, - }; - - zpl_u32 zpl_crc32(void const *data, zpl_isize len) { - zpl_isize remaining; - zpl_u32 result = ~(cast(zpl_u32) 0); - zpl_u8 const *c = cast(zpl_u8 const *) data; - for (remaining = len; remaining--; c++) result = (result >> 8) ^ (zpl__crc32_table[(result ^ *c) & 0xff]); - return ~result; - } - - zpl_u64 zpl_crc64(void const *data, zpl_isize len) { - zpl_isize remaining; - zpl_u64 result = (cast(zpl_u64)0); - zpl_u8 const *c = cast(zpl_u8 const *) data; - for (remaining = len; remaining--; c++) result = (result >> 8) ^ (zpl__crc64_table[(result ^ *c) & 0xff]); - return result; - } - - zpl_u32 zpl_fnv32(void const *data, zpl_isize len) { - zpl_isize i; - zpl_u32 h = 0x811c9dc5; - zpl_u8 const *c = cast(zpl_u8 const *) data; - - for (i = 0; i < len; i++) h = (h * 0x01000193) ^ c[i]; - - return h; - } - - zpl_u64 zpl_fnv64(void const *data, zpl_isize len) { - zpl_isize i; - zpl_u64 h = 0xcbf29ce484222325ull; - zpl_u8 const *c = cast(zpl_u8 const *) data; - - for (i = 0; i < len; i++) h = (h * 0x100000001b3ll) ^ c[i]; - - return h; - } - - zpl_u32 zpl_fnv32a(void const *data, zpl_isize len) { - zpl_isize i; - zpl_u32 h = 0x811c9dc5; - zpl_u8 const *c = cast(zpl_u8 const *) data; - - for (i = 0; i < len; i++) h = (h ^ c[i]) * 0x01000193; - - return h; - } - - zpl_u64 zpl_fnv64a(void const *data, zpl_isize len) { - zpl_isize i; - zpl_u64 h = 0xcbf29ce484222325ull; - zpl_u8 const *c = cast(zpl_u8 const *) data; - - for (i = 0; i < len; i++) h = (h ^ c[i]) * 0x100000001b3ll; - - return h; - } - - // base64 implementation based on https://nachtimwald.com/2017/11/18/base64-encode-and-decode-in-c/ - // - zpl_global zpl_u8 zpl__base64_chars[] = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/"; - - - /* generated table based on: */ - #if 0 - void zpl__base64_decode_table() { - zpl_i32 inv[80]; - zpl_isize i; - - zpl_memset(inv, -1, zpl_size_of(inv)); - - for (i=0; i < zpl_size_of(zpl__base64_chars)-1; i++) { - inv[zpl__base64_chars[i]-43] = i; - } - } - #endif - /* === */ - zpl_global zpl_i32 zpl__base64_dec_table[] = { - 62, -1, -1, -1, 63, 52, 53, 54, 55, 56, 57, 58, - 59, 60, 61, -1, -1, -1, -1, -1, -1, -1, 0, 1, 2, 3, 4, 5, - 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, - 21, 22, 23, 24, 25, -1, -1, -1, -1, -1, -1, 26, 27, 28, - 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, - 43, 44, 45, 46, 47, 48, 49, 50, 51 }; - - zpl_isize zpl__base64_encoded_size(zpl_isize len) { - zpl_isize ret = len; - - if (len % 3 != 0) { - ret += 3 - (len % 3); + zpl_isize zpl_printf_err_va(char const *fmt, va_list va) { + return zpl_fprintf_va(zpl_file_get_standard(ZPL_FILE_STANDARD_ERROR), fmt, va); } - ret /= 3; - ret *= 4; - - return ret; - } - - zpl_isize zpl__base64_decoded_size(void const *data) { - zpl_isize len, ret, i; - const zpl_u8 *s = cast(const zpl_u8 *)data; - - if (s == NULL) { - return 0; + zpl_isize zpl_fprintf_va(struct zpl_file *f, char const *fmt, va_list va) { + zpl_local_persist char buf[4096]; + zpl_isize len = zpl_snprintf_va(buf, zpl_size_of(buf), fmt, va); + zpl_file_write(f, buf, len - 1); // NOTE: prevent extra whitespace + return len; } - len = zpl_strlen(cast(const char*)s); - ret = len / 4 * 3; - - for (i=len; i-- > 0;) { - if (s[i] == '=') { - ret--; - } else { - break; - } + char *zpl_bprintf_va(char const *fmt, va_list va) { + zpl_local_persist char buffer[4096]; + zpl_snprintf_va(buffer, zpl_size_of(buffer), fmt, va); + return buffer; } - return ret; - } - - zpl_b32 zpl__base64_valid_char(zpl_u8 c) { - if (c >= '0' && c <= '9') - return true; - if (c >= 'A' && c <= 'Z') - return true; - if (c >= 'a' && c <= 'z') - return true; - if (c == '+' || c == '/' || c == '=') - return true; - - return false; - } - - zpl_u8 *zpl_base64_encode(zpl_allocator a, void const *data, zpl_isize len) { - const zpl_u8 *s = cast(const zpl_u8*)data; - zpl_u8 *ret = NULL; - zpl_isize enc_len, i, j, v; - - if (data == NULL || len == 0) { - return NULL; + zpl_isize zpl_printf(char const *fmt, ...) { + zpl_isize res; + va_list va; + va_start(va, fmt); + res = zpl_printf_va(fmt, va); + va_end(va); + return res; } - enc_len = zpl__base64_encoded_size(len); - ret = cast(zpl_u8 *)zpl_alloc(a, enc_len+1); - ret[enc_len] = 0; - - for (i=0, j=0; i < len; i+=3, j+=4) { - v = s[i]; - v = (i+1 < len) ? (v << 8 | s[i+1]) : (v << 8); - v = (i+2 < len) ? (v << 8 | s[i+2]) : (v << 8); - - ret[j] = zpl__base64_chars[(v >> 18) & 0x3F]; - ret[j+1] = zpl__base64_chars[(v >> 12) & 0x3F]; - - if (i+1 < len) - ret[j+2] = zpl__base64_chars[(v >> 6) & 0x3F]; - - else ret[j+2] = '='; - - if (i+2 < len) - ret[j+3] = zpl__base64_chars[v & 0x3F]; - - else ret[j+3] = '='; - + zpl_isize zpl_printf_err(char const *fmt, ...) { + zpl_isize res; + va_list va; + va_start(va, fmt); + res = zpl_printf_err_va(fmt, va); + va_end(va); + return res; } - return ret; - } - - zpl_u8 *zpl_base64_decode(zpl_allocator a, void const *data, zpl_isize len) { - const zpl_u8 *s = cast(const zpl_u8*)data; - zpl_u8 *ret = NULL; - zpl_isize alen, i, j, v; - - if (data == NULL) { - return NULL; + zpl_isize zpl_fprintf(struct zpl_file *f, char const *fmt, ...) { + zpl_isize res; + va_list va; + va_start(va, fmt); + res = zpl_fprintf_va(f, fmt, va); + va_end(va); + return res; } - alen = zpl__base64_decoded_size(s); - ret = cast(zpl_u8 *)zpl_alloc(a, alen+1); - - ZPL_ASSERT_NOT_NULL(ret); - - ret[alen] = 0; - - for (i=0; i> 16) & 0xFF; - - if (s[i+2] != '=') - ret[j+1] = (v >> 8) & 0xFF; - - if (s[i+3] != '=') - ret[j+2] = v & 0xFF; + zpl_isize zpl_snprintf(char *str, zpl_isize n, char const *fmt, ...) { + zpl_isize res; + va_list va; + va_start(va, fmt); + res = zpl_snprintf_va(str, n, fmt, va); + va_end(va); + return res; } - return ret; - } - zpl_u32 zpl_murmur32_seed(void const *data, zpl_isize len, zpl_u32 seed) { - zpl_u32 const c1 = 0xcc9e2d51; - zpl_u32 const c2 = 0x1b873593; - zpl_u32 const r1 = 15; - zpl_u32 const r2 = 13; - zpl_u32 const m = 5; - zpl_u32 const n = 0xe6546b64; + enum { + ZPL_FMT_MINUS = ZPL_BIT(0), + ZPL_FMT_PLUS = ZPL_BIT(1), + ZPL_FMT_ALT = ZPL_BIT(2), + ZPL_FMT_SPACE = ZPL_BIT(3), + ZPL_FMT_ZERO = ZPL_BIT(4), - zpl_isize i, nblocks = len / 4; - zpl_u32 hash = seed, k1 = 0; - zpl_u32 const *blocks = cast(zpl_u32 const *) data; - zpl_u8 const *tail = cast(zpl_u8 const *)(data) + nblocks * 4; + ZPL_FMT_CHAR = ZPL_BIT(5), + ZPL_FMT_SHORT = ZPL_BIT(6), + ZPL_FMT_INT = ZPL_BIT(7), + ZPL_FMT_LONG = ZPL_BIT(8), + ZPL_FMT_LLONG = ZPL_BIT(9), + ZPL_FMT_SIZE = ZPL_BIT(10), + ZPL_FMT_INTPTR = ZPL_BIT(11), - for (i = 0; i < nblocks; i++) { - zpl_u32 k = blocks[i]; - k *= c1; - k = (k << r1) | (k >> (32 - r1)); - k *= c2; + ZPL_FMT_UNSIGNED = ZPL_BIT(12), + ZPL_FMT_LOWER = ZPL_BIT(13), + ZPL_FMT_UPPER = ZPL_BIT(14), + ZPL_FMT_WIDTH = ZPL_BIT(15), - hash ^= k; - hash = ((hash << r2) | (hash >> (32 - r2))) * m + n; - } + ZPL_FMT_DONE = ZPL_BIT(30), - switch (len & 3) { - case 3: k1 ^= tail[2] << 16; - case 2: k1 ^= tail[1] << 8; - case 1: - k1 ^= tail[0]; - - k1 *= c1; - k1 = (k1 << r1) | (k1 >> (32 - r1)); - k1 *= c2; - hash ^= k1; - } - - hash ^= len; - hash ^= (hash >> 16); - hash *= 0x85ebca6b; - hash ^= (hash >> 13); - hash *= 0xc2b2ae35; - hash ^= (hash >> 16); - - return hash; - } - - zpl_u64 zpl_murmur64_seed(void const *data_, zpl_isize len, zpl_u64 seed) { - zpl_u64 const m = 0xc6a4a7935bd1e995ULL; - zpl_i32 const r = 47; - - zpl_u64 h = seed ^ (len * m); - - zpl_u64 const *data = cast(zpl_u64 const *) data_; - zpl_u8 const *data2 = cast(zpl_u8 const *) data_; - zpl_u64 const *end = data + (len / 8); - - while (data != end) { - zpl_u64 k = *data++; - - k *= m; - k ^= k >> r; - k *= m; - - h ^= k; - h *= m; - } - - switch (len & 7) { - case 7: h ^= cast(zpl_u64)(data2[6]) << 48; - case 6: h ^= cast(zpl_u64)(data2[5]) << 40; - case 5: h ^= cast(zpl_u64)(data2[4]) << 32; - case 4: h ^= cast(zpl_u64)(data2[3]) << 24; - case 3: h ^= cast(zpl_u64)(data2[2]) << 16; - case 2: h ^= cast(zpl_u64)(data2[1]) << 8; - case 1: h ^= cast(zpl_u64)(data2[0]); - h *= m; + ZPL_FMT_INTS = + ZPL_FMT_CHAR | ZPL_FMT_SHORT | ZPL_FMT_INT | + ZPL_FMT_LONG | ZPL_FMT_LLONG | ZPL_FMT_SIZE | ZPL_FMT_INTPTR }; - h ^= h >> r; - h *= m; - h ^= h >> r; + typedef struct { + zpl_i32 base; + zpl_i32 flags; + zpl_i32 width; + zpl_i32 precision; + } zpl__format_info; - return h; - } + zpl_internal zpl_isize zpl__print_string(char *text, zpl_isize max_len, zpl__format_info *info, char const *str) { + zpl_isize res = 0, len = 0; + zpl_isize remaining = max_len; - ZPL_END_C_DECLS -#endif - -#if defined(ZPL_MODULE_REGEX) - // file: source/regex.c - - #ifdef ZPL_EDITOR - #include - #endif - - ZPL_BEGIN_C_DECLS - - typedef enum zplreOp { - ZPL_RE_OP_BEGIN_CAPTURE, - ZPL_RE_OP_END_CAPTURE, - - ZPL_RE_OP_BEGINNING_OF_LINE, - ZPL_RE_OP_END_OF_LINE, - - ZPL_RE_OP_EXACT_MATCH, - ZPL_RE_OP_META_MATCH, - - ZPL_RE_OP_ANY, - ZPL_RE_OP_ANY_OF, - ZPL_RE_OP_ANY_BUT, - - ZPL_RE_OP_ZERO_OR_MORE, - ZPL_RE_OP_ONE_OR_MORE, - ZPL_RE_OP_ZERO_OR_MORE_SHORTEST, - ZPL_RE_OP_ONE_OR_MORE_SHORTEST, - ZPL_RE_OP_ZERO_OR_ONE, - - ZPL_RE_OP_BRANCH_START, - ZPL_RE_OP_BRANCH_END - } zplreOp; - - typedef enum zplreCode { - ZPL_RE_CODE_NULL = 0x0000, - ZPL_RE_CODE_WHITESPACE = 0x0100, - ZPL_RE_CODE_NOT_WHITESPACE = 0x0200, - ZPL_RE_CODE_DIGIT = 0x0300, - ZPL_RE_CODE_NOT_DIGIT = 0x0400, - ZPL_RE_CODE_ALPHA = 0x0500, - ZPL_RE_CODE_LOWER = 0x0600, - ZPL_RE_CODE_UPPER = 0x0700, - ZPL_RE_CODE_WORD = 0x0800, - ZPL_RE_CODE_NOT_WORD = 0x0900, - - ZPL_RE_CODE_XDIGIT = 0x0a00, - ZPL_RE_CODE_PRINTABLE = 0x0b00, - } zplreCode; - - typedef struct { - zpl_isize op, offset; - } zpl_re_ctx; - - enum { - ZPL_RE__NO_MATCH = -1, - ZPL_RE__INTERNAL_FAILURE = -2, - }; - - static char const ZPL_RE__META_CHARS[] = "^$()[].*+?|\\"; - static char const ZPL_RE__WHITESPACE[] = " \r\t\n\v\f"; - #define ZPL_RE__LITERAL(str) (str), zpl_size_of(str)-1 - - static zpl_re_ctx zpl_re__exec_single(zpl_re *re, zpl_isize op, char const *str, zpl_isize str_len, zpl_isize offset, zpl_re_capture *captures, zpl_isize max_capture_count); - static zpl_re_ctx zpl_re__exec(zpl_re *re, zpl_isize op, char const *str, zpl_isize str_len, zpl_isize offset, zpl_re_capture *captures, zpl_isize max_capture_count); - - static zpl_re_ctx zpl_re__ctx_no_match(zpl_isize op) { - zpl_re_ctx c; - c.op = op; - c.offset = ZPL_RE__NO_MATCH; - return c; - } - - static zpl_re_ctx zpl_re__ctx_internal_failure(zpl_isize op) { - zpl_re_ctx c; - c.op = op; - c.offset = ZPL_RE__INTERNAL_FAILURE; - return c; - } - - static zpl_u8 zpl_re__hex(char const *s) { - return ((zpl_char_to_hex_digit(*s) << 4) & 0xf0) | (zpl_char_to_hex_digit(*(s+1)) & 0x0f); - } - - static zpl_isize zpl_re__strfind(char const *s, zpl_isize len, char c, zpl_isize offset) { - if (offset < len) { - char const *found = (char const *)zpl_memchr(s+offset, c, len-offset); - if (found) - return found - s; - } - - return -1; - } - - static zpl_b32 zpl_re__match_escape(char c, int code) { - switch (code) { - case ZPL_RE_CODE_NULL: return c == 0; - case ZPL_RE_CODE_WHITESPACE: return zpl_re__strfind(ZPL_RE__LITERAL(ZPL_RE__WHITESPACE), c, 0) >= 0; - case ZPL_RE_CODE_NOT_WHITESPACE: return zpl_re__strfind(ZPL_RE__LITERAL(ZPL_RE__WHITESPACE), c, 0) < 0; - case ZPL_RE_CODE_DIGIT: return (c >= '0' && c <= '9'); - case ZPL_RE_CODE_NOT_DIGIT: return !(c >= '0' && c <= '9'); - case ZPL_RE_CODE_ALPHA: return (c >= 'A' && c <= 'Z') || (c >= 'a' && c <= 'z'); - case ZPL_RE_CODE_LOWER: return (c >= 'a' && c <= 'z'); - case ZPL_RE_CODE_UPPER: return (c >= 'A' && c <= 'Z'); - - /* TODO(bill): Make better? */ - case ZPL_RE_CODE_WORD: return (c >= 'A' && c <= 'Z') || (c >= 'a' && c <= 'z') || (c >= '0' && c <= '9') || c == '_'; - case ZPL_RE_CODE_NOT_WORD: return !((c >= 'A' && c <= 'Z') || (c >= 'a' && c <= 'z') || (c >= '0' && c <= '9') || c == '_'); - - /* TODO(bill): Maybe replace with between tests? */ - case ZPL_RE_CODE_XDIGIT: return zpl_re__strfind(ZPL_RE__LITERAL("0123456789ABCDEFabcdef"), c, 0) >= 0; - case ZPL_RE_CODE_PRINTABLE: return c >= 0x20 && c <= 0x7e; - default: break; - } - - return 0; - } - - static zpl_re_ctx zpl_re__consume(zpl_re *re, zpl_isize op, char const *str, zpl_isize str_len, zpl_isize offset, zpl_re_capture *captures, zpl_isize max_capture_count, zpl_b32 is_greedy) - { - zpl_re_ctx c, best_c, next_c; - - c.op = op; - c.offset = offset; - - best_c.op = ZPL_RE__NO_MATCH; - best_c.offset = offset; - - for (;;) { - c = zpl_re__exec_single(re, op, str, str_len, c.offset, 0, 0); - if (c.offset > str_len || c.offset == -1) break; - if (c.op >= re->buf_len) return c; - - next_c = zpl_re__exec(re, c.op, str, str_len, c.offset, captures, max_capture_count); - if (next_c.offset <= str_len) { - if (captures) - zpl_re__exec(re, c.op, str, str_len, c.offset, captures, max_capture_count); - - best_c = next_c; - if (!is_greedy) break; + if (str == NULL && max_len >= 4) { + res += zpl_strlcpy(text, "(null)", 6); + return res; } - if (best_c.op > re->buf_len) - best_c.op = c.op; + if (info && info->precision >= 0) + len = zpl_strnlen(str, info->precision); + else + len = zpl_strlen(str); - } - - return best_c; - } - - static zpl_re_ctx zpl_re__exec_single(zpl_re *re, zpl_isize op, char const *str, zpl_isize str_len, zpl_isize offset, zpl_re_capture *captures, zpl_isize max_capture_count) { - zpl_re_ctx ctx; - zpl_isize buffer_len; - zpl_isize match_len; - zpl_isize next_op; - zpl_isize skip; - - switch (re->buf[op++]) { - case ZPL_RE_OP_BEGIN_CAPTURE: { - zpl_u8 capture = re->buf[op++]; - if (captures && (capture < max_capture_count)) - captures[capture].str = str + offset; - } break; - - case ZPL_RE_OP_END_CAPTURE: { - zpl_u8 capture = re->buf[op++]; - if (captures && (capture < max_capture_count)) - captures[capture].len = (str + offset) - captures[capture].str; - } break; - - case ZPL_RE_OP_BEGINNING_OF_LINE: { - if (offset != 0) - return zpl_re__ctx_no_match(op); - } break; - - case ZPL_RE_OP_END_OF_LINE: { - if (offset != str_len) - return zpl_re__ctx_no_match(op); - } break; - - case ZPL_RE_OP_BRANCH_START: { - skip = re->buf[op++]; - ctx = zpl_re__exec(re, op, str, str_len, offset, captures, max_capture_count); - if (ctx.offset <= str_len) { - offset = ctx.offset; - op = ctx.op; - } else { - ctx = zpl_re__exec(re, op + skip, str, str_len, offset, captures, max_capture_count); - offset = ctx.offset; - op = ctx.op; - } - } break; - - case ZPL_RE_OP_BRANCH_END: { - skip = re->buf[op++]; - op += skip; - } break; - - case ZPL_RE_OP_ANY: { - if (offset < str_len) { - offset++; - break; - } - return zpl_re__ctx_no_match(op); - } break; - - case ZPL_RE_OP_ANY_OF: { - zpl_isize i; - char cin = str[offset]; - buffer_len = re->buf[op++]; - - if (offset >= str_len) - return zpl_re__ctx_no_match(op + buffer_len); - - for (i = 0; i < buffer_len; i++) { - char cmatch = (char)re->buf[op+i]; - if (!cmatch) { - i++; - if (zpl_re__match_escape(cin, re->buf[op+i] << 8)) - break; - } else if (cin == cmatch) { - break; - } - } - - if (i == buffer_len) - return zpl_re__ctx_no_match(op + buffer_len); - - offset++; - op += buffer_len; - } break; - - case ZPL_RE_OP_ANY_BUT: { - zpl_isize i; - char cin = str[offset]; - buffer_len = re->buf[op++]; - - if (offset >= str_len) - return zpl_re__ctx_no_match(op + buffer_len); - - for (i = 0; i < buffer_len; i++) { - char cmatch = (char)re->buf[op + i]; - if (!cmatch) { - i++; - if (zpl_re__match_escape(cin, re->buf[op+i] << 8)) - return zpl_re__ctx_no_match(op + buffer_len); - } else if (cin == cmatch) { - return zpl_re__ctx_no_match(op + buffer_len); - } - } - - offset++; - op += buffer_len; - } break; - - case ZPL_RE_OP_EXACT_MATCH: { - match_len = re->buf[op++]; - - if ((match_len > (str_len - offset)) || - zpl_strncmp(str+offset, (const char*)re->buf + op, match_len) != 0) - return zpl_re__ctx_no_match(op + match_len); - - op += match_len; - offset += match_len; - } break; - - case ZPL_RE_OP_META_MATCH: { - char cin = (char)re->buf[op++]; - char cmatch = str[offset++]; - - if (!cin) { - if (zpl_re__match_escape(cmatch, re->buf[op++] << 8)) - break; - } - else if (cin == cmatch) break; - - return zpl_re__ctx_no_match(op); - } break; - - case ZPL_RE_OP_ZERO_OR_MORE: { - ctx = zpl_re__consume(re, op, str, str_len, offset, captures, max_capture_count, 1); - offset = ctx.offset; - op = ctx.op; - } break; - - case ZPL_RE_OP_ONE_OR_MORE: { - ctx = zpl_re__exec_single(re, op, str, str_len, offset, captures, max_capture_count); - - if (ctx.offset > str_len) - return ctx; - - ctx = zpl_re__consume(re, op, str, str_len, offset, captures, max_capture_count, 1); - offset = ctx.offset; - op = ctx.op; - } break; - - case ZPL_RE_OP_ZERO_OR_MORE_SHORTEST: { - ctx = zpl_re__consume(re, op, str, str_len, offset, captures, max_capture_count, 0); - offset = ctx.offset; - op = ctx.op; - } break; - - case ZPL_RE_OP_ONE_OR_MORE_SHORTEST: { - ctx = zpl_re__exec_single(re, op, str, str_len, offset, captures, max_capture_count); - - if (ctx.offset > str_len) - return ctx; - - ctx = zpl_re__consume(re, op, str, str_len, offset, captures, max_capture_count, 0); - offset = ctx.offset; - op = ctx.op; - } break; - - case ZPL_RE_OP_ZERO_OR_ONE: { - ctx = zpl_re__exec_single(re, op, str, str_len, offset, captures, max_capture_count); - - if (ctx.offset <= str_len) { - zpl_re_ctx possible_ctx = zpl_re__exec(re, ctx.op, str, str_len, ctx.offset, captures, max_capture_count); - - if (possible_ctx.offset <= str_len) { - op = possible_ctx.op; - offset = possible_ctx.offset; - break; - } - } - - next_op = ctx.op; - ctx = zpl_re__exec(re, next_op, str, str_len, offset, captures, max_capture_count); - - if (ctx.offset <= str_len) { - op = ctx.op; - offset = ctx.offset; - break; - } - return zpl_re__ctx_no_match(op); - } break; - - default: { - return zpl_re__ctx_internal_failure(op); - } break; - } - - ctx.op = op; - ctx.offset = offset; - - return ctx; - } - - static zpl_re_ctx zpl_re__exec(zpl_re *re, zpl_isize op, char const *str, zpl_isize str_len, zpl_isize offset, zpl_re_capture *captures, zpl_isize max_capture_count) { - zpl_re_ctx c; - c.op = op; - c.offset = offset; - - while (c.op < re->buf_len) { - c = zpl_re__exec_single(re, c.op, str, str_len, c.offset, captures, max_capture_count); - - if (c.offset > str_len || c.offset == -1) - break; - } - - return c; - } - - static zpl_regex_error zpl_re__emit_ops(zpl_re *re, zpl_isize op_count, ...) { - va_list va; - - if (re->buf_len + op_count > re->buf_cap) { - if (!re->can_realloc) { - return ZPL_RE_ERROR_TOO_LONG; - } - else { - zpl_isize new_cap = (re->buf_cap*2) + op_count; - re->buf = (char *)zpl_resize(re->backing, re->buf, re->buf_cap, new_cap); - re->buf_cap = new_cap; - } - } - - va_start(va, op_count); - for (zpl_isize i = 0; i < op_count; i++) - { - zpl_i32 v = va_arg(va, zpl_i32); - if (v > 256) - return ZPL_RE_ERROR_TOO_LONG; - re->buf[re->buf_len++] = (char)v; - } - va_end(va); - - return ZPL_RE_ERROR_NONE; - } - - static zpl_regex_error zpl_re__emit_ops_buffer(zpl_re *re, zpl_isize op_count, char const *buffer) { - if (re->buf_len + op_count > re->buf_cap) { - if (!re->can_realloc) { - return ZPL_RE_ERROR_TOO_LONG; - } - else { - zpl_isize new_cap = (re->buf_cap*2) + op_count; - re->buf = (char *)zpl_resize(re->backing, re->buf, re->buf_cap, new_cap); - re->buf_cap = new_cap; - } - } - - for (zpl_isize i = 0; i < op_count; i++) - { - re->buf[re->buf_len++] = buffer[i]; - } - - return ZPL_RE_ERROR_NONE; - } - - static int zpl_re__encode_escape(char code) { - switch (code) { - default: break; /* NOTE(bill): It's a normal character */ - - /* TODO(bill): Are there anymore? */ - case 't': return '\t'; - case 'n': return '\n'; - case 'r': return '\r'; - case 'f': return '\f'; - case 'v': return '\v'; - - case '0': return ZPL_RE_CODE_NULL; - - case 's': return ZPL_RE_CODE_WHITESPACE; - case 'S': return ZPL_RE_CODE_NOT_WHITESPACE; - - case 'd': return ZPL_RE_CODE_DIGIT; - case 'D': return ZPL_RE_CODE_NOT_DIGIT; - - case 'a': return ZPL_RE_CODE_ALPHA; - case 'l': return ZPL_RE_CODE_LOWER; - case 'u': return ZPL_RE_CODE_UPPER; - - case 'w': return ZPL_RE_CODE_WORD; - case 'W': return ZPL_RE_CODE_NOT_WORD; - - case 'x': return ZPL_RE_CODE_XDIGIT; - case 'p': return ZPL_RE_CODE_PRINTABLE; - } - return code; - } - - static zpl_regex_error zpl_re__parse_group(zpl_re *re, char const *pattern, zpl_isize len, zpl_isize offset, zpl_isize *new_offset) { - zpl_regex_error err = ZPL_RE_ERROR_NONE; - char buffer[256] = {0}; - zpl_isize buffer_len = 0, buffer_cap = zpl_size_of(buffer); - zpl_b32 closed = 0; - zplreOp op = ZPL_RE_OP_ANY_OF; - - if (pattern[offset] == '^') { - offset++; - op = ZPL_RE_OP_ANY_BUT; - } - - while(!closed && - err == ZPL_RE_ERROR_NONE && - offset < len) - { - if (pattern[offset] == ']') { - err = zpl_re__emit_ops(re, 2, (zpl_i32)op, (zpl_i32)buffer_len); - if (err) break; - - err = zpl_re__emit_ops_buffer(re, buffer_len, (const char*)buffer); - if (err) break; - offset++; - closed = 1; - break; + if (info && (info->width == 0 && info->flags & ZPL_FMT_WIDTH)) { + return res; } - if (buffer_len >= buffer_cap) - return ZPL_RE_ERROR_TOO_LONG; + if (info && (info->width == 0 || info->flags & ZPL_FMT_MINUS)) { + if (info->precision > 0) len = info->precision < len ? info->precision : len; - if (pattern[offset] == '\\') { - offset++; + res += zpl_strlcpy(text, str, len); - if ((offset + 1 < len) && zpl_char_is_hex_digit(*(pattern+offset))) { - buffer[buffer_len++] = zpl_re__hex((pattern+offset)); - offset++; + if (info->width > res) { + zpl_isize padding = info->width - len; + char pad = (info->flags & ZPL_FMT_ZERO) ? '0' : ' '; + while (padding-- > 0 && remaining-- > 0) *text++ = pad, res++; } - else if (offset < len) { - zpl_i32 code = zpl_re__encode_escape(pattern[offset]); - - if (!code || code > 0xff) { - buffer[buffer_len++] = 0; - - if (buffer_len >= buffer_cap) - return ZPL_RE_ERROR_TOO_LONG; - - buffer[buffer_len++] = (code >> 8) & 0xff; - } - else { - buffer[buffer_len++] = code & 0xff; - } - } - } - else { - buffer[buffer_len++] = (unsigned char)pattern[offset]; - } - - offset++; - } - - if (err) return err; - if (!closed) return ZPL_RE_ERROR_MISMATCHED_BLOCKS; - if (new_offset) *new_offset = offset; - return ZPL_RE_ERROR_NONE; - } - - static zpl_regex_error zpl_re__compile_quantifier(zpl_re *re, zpl_isize last_buf_len, unsigned char quantifier) { - zpl_regex_error err; - zpl_isize move_size; - - if ((re->buf[last_buf_len] == ZPL_RE_OP_EXACT_MATCH) && - (re->buf[last_buf_len+1] > 1)) - { - unsigned char last_char = re->buf[re->buf_len-1]; - - re->buf[last_buf_len+1]--; - re->buf_len--; - err = zpl_re__emit_ops(re, 4, (zpl_i32)quantifier, (zpl_i32)ZPL_RE_OP_EXACT_MATCH, 1, (zpl_i32)last_char); - if (err) return err; - return ZPL_RE_ERROR_NONE; - } - - move_size = re->buf_len - last_buf_len + 1; - - err = zpl_re__emit_ops(re, 1, 0); - if (err) return err; - - zpl_memmove(re->buf+last_buf_len+1, re->buf+last_buf_len, move_size); - re->buf[last_buf_len] = quantifier; - - return ZPL_RE_ERROR_NONE; - } - - static zpl_regex_error zpl_re__parse(zpl_re *re, char const *pattern, zpl_isize len, zpl_isize offset, zpl_isize level, zpl_isize *new_offset) { - zpl_regex_error err = ZPL_RE_ERROR_NONE; - zpl_isize last_buf_len = re->buf_len; - zpl_isize branch_begin = re->buf_len; - zpl_isize branch_op = -1; - - while (offset < len) { - switch (pattern[offset++]) { - case '^': { - err = zpl_re__emit_ops(re, 1, ZPL_RE_OP_BEGINNING_OF_LINE); - if (err) return err; - } break; - - case '$': { - err = zpl_re__emit_ops(re, 1, ZPL_RE_OP_END_OF_LINE); - if (err) return err; - } break; - - case '(': { - zpl_isize capture = re->capture_count++; - last_buf_len = re->buf_len; - err = zpl_re__emit_ops(re, 2, ZPL_RE_OP_BEGIN_CAPTURE, (zpl_i32)capture); - if (err) return err; - - err = zpl_re__parse(re, pattern, len, offset, level+1, &offset); - - if ((offset > len) || (pattern[offset-1] != ')')) - return ZPL_RE_ERROR_MISMATCHED_CAPTURES; - - err = zpl_re__emit_ops(re, 2, ZPL_RE_OP_END_CAPTURE, (zpl_i32)capture); - if (err) return err; - } break; - - case ')': { - if (branch_op != -1) - re->buf[branch_op + 1] = (unsigned char)(re->buf_len - (branch_op+2)); - - if (level == 0) - return ZPL_RE_ERROR_MISMATCHED_CAPTURES; - - if (new_offset) *new_offset = offset; - return ZPL_RE_ERROR_NONE; - } break; - - case '[': { - last_buf_len = re->buf_len; - err = zpl_re__parse_group(re, pattern, len, offset, &offset); - if (offset > len) - return err; - } break; - - /* NOTE(bill): Branching magic! */ - case '|': { - if (branch_begin >= re->buf_len) { - return ZPL_RE_ERROR_BRANCH_FAILURE; - } else { - zpl_isize size = re->buf_len - branch_begin; - err = zpl_re__emit_ops(re, 4, 0, 0, ZPL_RE_OP_BRANCH_END, 0); - if (err) return err; - - zpl_memmove(re->buf + branch_begin + 2, re->buf + branch_begin, size); - re->buf[branch_begin] = ZPL_RE_OP_BRANCH_START; - re->buf[branch_begin+1] = (size+2) & 0xff; - branch_op = re->buf_len-2; - } - } break; - - case '.': { - last_buf_len = re->buf_len; - err = zpl_re__emit_ops(re, 1, ZPL_RE_OP_ANY); - if (err) return err; - } break; - - case '*': - case '+': - { - unsigned char quantifier = ZPL_RE_OP_ONE_OR_MORE; - if (pattern[offset-1] == '*') - quantifier = ZPL_RE_OP_ZERO_OR_MORE; - - if (last_buf_len >= re->buf_len) - return ZPL_RE_ERROR_INVALID_QUANTIFIER; - if ((re->buf[last_buf_len] < ZPL_RE_OP_EXACT_MATCH) || - (re->buf[last_buf_len] > ZPL_RE_OP_ANY_BUT)) - return ZPL_RE_ERROR_INVALID_QUANTIFIER; - - if ((offset < len) && (pattern[offset] == '?')) { - quantifier = ZPL_RE_OP_ONE_OR_MORE_SHORTEST; - offset++; - } - - err = zpl_re__compile_quantifier(re, last_buf_len, quantifier); - if (err) return err; - } break; - - case '?': { - if (last_buf_len >= re->buf_len) - return ZPL_RE_ERROR_INVALID_QUANTIFIER; - if ((re->buf[last_buf_len] < ZPL_RE_OP_EXACT_MATCH) || - (re->buf[last_buf_len] > ZPL_RE_OP_ANY_BUT)) - return ZPL_RE_ERROR_INVALID_QUANTIFIER; - - err = zpl_re__compile_quantifier(re, last_buf_len, - (unsigned char)ZPL_RE_OP_ZERO_OR_ONE); - if (err) return err; - } break; - - case '\\': { - last_buf_len = re->buf_len; - if ((offset+1 < len) && zpl_char_is_hex_digit(*(pattern+offset))) { - unsigned char hex_value = zpl_re__hex((pattern+offset)); - offset += 2; - err = zpl_re__emit_ops(re, 2, ZPL_RE_OP_META_MATCH, (int)hex_value); - if (err) return err; - } else if (offset < len) { - int code = zpl_re__encode_escape(pattern[offset++]); - if (!code || (code > 0xff)) { - err = zpl_re__emit_ops(re, 3, ZPL_RE_OP_META_MATCH, 0, (int)((code >> 8) & 0xff)); - if (err) return err; - } else { - err = zpl_re__emit_ops(re, 2, ZPL_RE_OP_META_MATCH, (int)code); - if (err) return err; - } - } - } break; - - /* NOTE(bill): Exact match */ - default: { - char const *match_start; - zpl_isize size = 0; - offset--; - match_start = pattern+offset; - while ((offset < len) && - (zpl_re__strfind(ZPL_RE__LITERAL(ZPL_RE__META_CHARS), pattern[offset], 0) < 0)) { - size++, offset++; - } - - last_buf_len = re->buf_len; - err = zpl_re__emit_ops(re, 2, ZPL_RE_OP_EXACT_MATCH, (int)size); - if (err) return err; - err = zpl_re__emit_ops_buffer(re, size, (char const *)match_start); - if (err) return err; - } break; - } - } - - if (new_offset) *new_offset = offset; - return ZPL_RE_ERROR_NONE; - } - - zpl_regex_error zpl_re_compile_from_buffer(zpl_re *re, char const *pattern, zpl_isize pattern_len, void *buffer, zpl_isize buffer_len) { - zpl_regex_error err; - re->capture_count = 0; - re->buf = (char *)buffer; - re->buf_len = 0; - re->buf_cap = re->buf_len; - re->can_realloc = 0; - - err = zpl_re__parse(re, pattern, pattern_len, 0, 0, 0); - return err; - } - - zpl_regex_error zpl_re_compile(zpl_re *re, zpl_allocator backing, char const *pattern, zpl_isize pattern_len) { - zpl_regex_error err; - zpl_isize cap = pattern_len+128; - zpl_isize offset = 0; - - re->backing = backing; - re->capture_count = 0; - re->buf = (char *)zpl_alloc(backing, cap); - re->buf_len = 0; - re->buf_cap = cap; - re->can_realloc = 1; - - err = zpl_re__parse(re, pattern, pattern_len, 0, 0, &offset); - - if (offset != pattern_len) - zpl_free(backing, re->buf); - - return err; - } - - zpl_isize zpl_re_capture_count(zpl_re *re) { return re->capture_count; } - - zpl_b32 zpl_re_match(zpl_re *re, char const *str, zpl_isize len, zpl_re_capture *captures, zpl_isize max_capture_count, zpl_isize *offset) { - if (re && re->buf_len > 0) { - if (re->buf[0] == ZPL_RE_OP_BEGINNING_OF_LINE) { - zpl_re_ctx c = zpl_re__exec(re, 0, str, len, 0, captures, max_capture_count); - if (c.offset >= 0 && c.offset <= len) { if (offset) *offset = c.offset; return 1; }; - if (c.offset == ZPL_RE__INTERNAL_FAILURE) return 0; } else { - zpl_isize i; - for (i = 0; i < len; i++) { - zpl_re_ctx c = zpl_re__exec(re, 0, str, len, i, captures, max_capture_count); - if (c.offset >= 0 && c.offset <= len) { if (offset) *offset = c.offset; return 1; }; - if (c.offset == ZPL_RE__INTERNAL_FAILURE) return 0; + if (info && (info->width > res)) { + zpl_isize padding = info->width - len; + char pad = (info->flags & ZPL_FMT_ZERO) ? '0' : ' '; + while (padding-- > 0 && remaining-- > 0) *text++ = pad, res++; + } + + res += zpl_strlcpy(text, str, len); + } + + if (info) { + if (info->flags & ZPL_FMT_UPPER) + zpl_str_to_upper(text); + else if (info->flags & ZPL_FMT_LOWER) + zpl_str_to_lower(text); + } + + return res; + } + + zpl_internal zpl_isize zpl__print_char(char *text, zpl_isize max_len, zpl__format_info *info, char arg) { + char str[2] = ""; + str[0] = arg; + return zpl__print_string(text, max_len, info, str); + } + + zpl_internal zpl_isize zpl__print_i64(char *text, zpl_isize max_len, zpl__format_info *info, zpl_i64 value) { + char num[130]; + zpl_i64_to_str(value, num, info ? info->base : 10); + return zpl__print_string(text, max_len, info, num); + } + + zpl_internal zpl_isize zpl__print_u64(char *text, zpl_isize max_len, zpl__format_info *info, zpl_u64 value) { + char num[130]; + zpl_u64_to_str(value, num, info ? info->base : 10); + return zpl__print_string(text, max_len, info, num); + } + + zpl_internal zpl_isize zpl__print_f64(char *text, zpl_isize max_len, zpl__format_info *info, zpl_f64 arg) { + // TODO: Handle exponent notation + zpl_isize width, len, remaining = max_len; + char *text_begin = text; + + if (arg) { + zpl_u64 value; + if (arg < 0) { + if (remaining > 1) *text = '-', remaining--; + text++; + arg = -arg; + } else if (info->flags & ZPL_FMT_MINUS) { + if (remaining > 1) *text = '+', remaining--; + text++; + } + + value = cast(zpl_u64) arg; + len = zpl__print_u64(text, remaining, NULL, value); + text += len; + + if (len >= remaining) + remaining = zpl_min(remaining, 1); + else + remaining -= len; + arg -= value; + + if (info->precision < 0) info->precision = 6; + + if ((info->flags & ZPL_FMT_ALT) || info->precision > 0) { + zpl_i64 mult = 10; + if (remaining > 1) *text = '.', remaining--; + text++; + while (info->precision-- > 0) { + value = cast(zpl_u64)(arg * mult); + len = zpl__print_u64(text, remaining, NULL, value); + text += len; + if (len >= remaining) + remaining = zpl_min(remaining, 1); + else + remaining -= len; + arg -= cast(zpl_f64) value / mult; + mult *= 10; + } + } + } else { + if (remaining > 1) *text = '0', remaining--; + text++; + if (info->flags & ZPL_FMT_ALT) { + if (remaining > 1) *text = '.', remaining--; + text++; } } - return 0; - } - return 1; - } + width = info->width - (text - text_begin); + if (width > 0) { + char fill = (info->flags & ZPL_FMT_ZERO) ? '0' : ' '; + char *end = text + remaining - 1; + len = (text - text_begin); - zpl_b32 zpl_re_match_all(zpl_re *re, char const *str, zpl_isize str_len, zpl_isize max_capture_count, - zpl_re_capture **out_captures) - { - char *end = (char *)str + str_len; - char *p = (char *)str; + for (len = (text - text_begin); len--;) { + if ((text_begin + len + width) < end) *(text_begin + len + width) = *(text_begin + len); + } - zpl_buffer_make(zpl_re_capture, cps, zpl_heap(), max_capture_count); + len = width; + text += len; + if (len >= remaining) + remaining = zpl_min(remaining, 1); + else + remaining -= len; - zpl_isize offset = 0; - - while (p < end) - { - zpl_b32 ok = zpl_re_match(re, p, end - p, cps, max_capture_count, &offset); - if (!ok) { - zpl_buffer_free(cps); - return false; + while (len--) { + if (text_begin + len < end) text_begin[len] = fill; + } } - p += offset; - - for (zpl_isize i = 0; i < max_capture_count; i++) { - zpl_array_append(*out_captures, cps[i]); - } + return (text - text_begin); } - zpl_buffer_free(cps); + ZPL_NEVER_INLINE zpl_isize zpl_snprintf_va(char *text, zpl_isize max_len, char const *fmt, va_list va) { + char const *text_begin = text; + zpl_isize remaining = max_len, res; - return true; - } + while (*fmt) { + zpl__format_info info = { 0 }; + zpl_isize len = 0; + info.precision = -1; - ZPL_END_C_DECLS -#endif + while (*fmt && *fmt != '%' && remaining) *text++ = *fmt++; -#if defined(ZPL_MODULE_DLL) - // file: source/dll.c + if (*fmt == '%') { + do { + switch (*++fmt) { + case '-': {info.flags |= ZPL_FMT_MINUS; break;} + case '+': {info.flags |= ZPL_FMT_PLUS; break;} + case '#': {info.flags |= ZPL_FMT_ALT; break;} + case ' ': {info.flags |= ZPL_FMT_SPACE; break;} + case '0': {info.flags |= (ZPL_FMT_ZERO|ZPL_FMT_WIDTH); break;} + default: {info.flags |= ZPL_FMT_DONE; break;} + } + } while (!(info.flags & ZPL_FMT_DONE)); + } - #ifdef ZPL_EDITOR - #include - #endif - - #if defined(ZPL_SYSTEM_UNIX) || defined(ZPL_SYSTEM_MACOS) - #include - #endif - - ZPL_BEGIN_C_DECLS - - //////////////////////////////////////////////////////////////// - // - // DLL Handling - // - // - - #if defined(ZPL_SYSTEM_WINDOWS) - zpl_dll_handle zpl_dll_load(char const *filepath) { - return cast(zpl_dll_handle) LoadLibraryA(filepath); - } - - void zpl_dll_unload(zpl_dll_handle dll) { - FreeLibrary(cast(HMODULE) dll); - } - - zpl_dll_proc zpl_dll_proc_address(zpl_dll_handle dll, char const *proc_name) { - return cast(zpl_dll_proc) GetProcAddress(cast(HMODULE) dll, proc_name); - } - - #else // POSIX - - zpl_dll_handle zpl_dll_load(char const *filepath) { - return cast(zpl_dll_handle) dlopen(filepath, RTLD_LAZY | RTLD_GLOBAL); - } - - void zpl_dll_unload(zpl_dll_handle dll) { - dlclose(dll); - } - - zpl_dll_proc zpl_dll_proc_address(zpl_dll_handle dll, char const *proc_name) { - return cast(zpl_dll_proc) dlsym(dll, proc_name); - } - - #endif - - ZPL_END_C_DECLS -#endif - -#if defined(ZPL_MODULE_OPTS) - // file: source/opts.c - - //////////////////////////////////////////////////////////////// - // - // CLI Options - // - // - #ifdef ZPL_EDITOR - #include - #endif - - ZPL_BEGIN_C_DECLS - - void zpl_opts_init(zpl_opts *opts, zpl_allocator a, char const *app) { - zpl_opts opts_ = { 0 }; - *opts = opts_; - opts->alloc = a; - opts->appname = app; - - zpl_array_init(opts->entries, a); - zpl_array_init(opts->positioned, a); - zpl_array_init(opts->errors, a); - } - - void zpl_opts_free(zpl_opts *opts) { - for (zpl_i32 i = 0; i < zpl_array_count(opts->entries); ++i) { - zpl_opts_entry *e = opts->entries + i; - if (e->type == ZPL_OPTS_STRING) { - zpl_string_free(e->text); - } - } - - zpl_array_free(opts->entries); - zpl_array_free(opts->positioned); - zpl_array_free(opts->errors); - } - - void zpl_opts_add(zpl_opts *opts, char const *name, char const *lname, const char *desc, zpl_u8 type) { - zpl_opts_entry e = { 0 }; - - e.name = name; - e.lname = lname; - e.desc = desc; - e.type = type; - e.met = false; - e.pos = false; - - zpl_array_append(opts->entries, e); - } - - zpl_opts_entry *zpl__opts_find(zpl_opts *opts, char const *name, zpl_usize len, zpl_b32 longname) { - zpl_opts_entry *e = 0; - - for (int i = 0; i < zpl_array_count(opts->entries); ++i) { - e = opts->entries + i; - char const *n = (longname ? e->lname : e->name); - - if (zpl_strnlen(name, len) == zpl_strlen(n) && !zpl_strncmp(n, name, len)) { return e; } - } - - return NULL; - } - - void zpl_opts_positional_add(zpl_opts *opts, char const *name) { - zpl_opts_entry *e = zpl__opts_find(opts, name, zpl_strlen(name), true); - - if (e) { - e->pos = true; - zpl_array_append_at(opts->positioned, e, 0); - } - } - - zpl_b32 zpl_opts_positionals_filled(zpl_opts *opts) { return zpl_array_count(opts->positioned) == 0; } - - zpl_string zpl_opts_string(zpl_opts *opts, char const *name, char const *fallback) { - zpl_opts_entry *e = zpl__opts_find(opts, name, zpl_strlen(name), true); - - return (char *)((e && e->met) ? e->text : fallback); - } - - zpl_f64 zpl_opts_real(zpl_opts *opts, char const *name, zpl_f64 fallback) { - zpl_opts_entry *e = zpl__opts_find(opts, name, zpl_strlen(name), true); - - return (e && e->met) ? e->real : fallback; - } - - zpl_i64 zpl_opts_integer(zpl_opts *opts, char const *name, zpl_i64 fallback) { - zpl_opts_entry *e = zpl__opts_find(opts, name, zpl_strlen(name), true); - - return (e && e->met) ? e->integer : fallback; - } - - void zpl__opts_set_value(zpl_opts *opts, zpl_opts_entry *t, char *b) { - t->met = true; - - switch (t->type) { - case ZPL_OPTS_STRING: { - t->text = zpl_string_make(opts->alloc, b); - } break; - - case ZPL_OPTS_FLOAT: { - t->real = zpl_str_to_f64(b, NULL); - } break; - - case ZPL_OPTS_INT: { - t->integer = zpl_str_to_i64(b, NULL, 10); - } break; - } - - for (zpl_isize i=0; i < zpl_array_count(opts->positioned); i++) { - if (!zpl_strcmp(opts->positioned[i]->lname, t->lname)) { - zpl_array_remove_at(opts->positioned, i); - break; - } - } - } - - zpl_b32 zpl_opts_has_arg(zpl_opts *opts, char const *name) { - zpl_opts_entry *e = zpl__opts_find(opts, name, zpl_strlen(name), true); - - if (e) { return e->met; } - - return false; - } - - void zpl_opts_print_help(zpl_opts *opts) { - zpl_printf("USAGE: %s", opts->appname); - - for (zpl_isize i = zpl_array_count(opts->entries); i >= 0; --i) { - zpl_opts_entry *e = opts->entries + i; - - if (e->pos == (zpl_b32) true) { zpl_printf(" [%s]", e->lname); } - } - - zpl_printf("\nOPTIONS:\n"); - - for (zpl_isize i = 0; i < zpl_array_count(opts->entries); ++i) { - zpl_opts_entry *e = opts->entries + i; - - zpl_printf("\t-%s, --%s: %s\n", e->name, e->lname, e->desc); - } - } - - void zpl_opts_print_errors(zpl_opts *opts) { - for (int i = 0; i < zpl_array_count(opts->errors); ++i) { - zpl_opts_err *err = (opts->errors + i); - - zpl_printf("ERROR: "); - - switch (err->type) { - case ZPL_OPTS_ERR_OPTION: zpl_printf("Invalid option \"%s\"", err->val); break; - - case ZPL_OPTS_ERR_VALUE: zpl_printf("Invalid value \"%s\"", err->val); break; - - case ZPL_OPTS_ERR_MISSING_VALUE: zpl_printf("Missing value for option \"%s\"", err->val); break; - - case ZPL_OPTS_ERR_EXTRA_VALUE: zpl_printf("Extra value for option \"%s\"", err->val); break; - } - - zpl_printf("\n"); - } - } - - void zpl__opts_push_error(zpl_opts *opts, char *b, zpl_u8 errtype) { - zpl_opts_err err = { 0 }; - err.val = b; - err.type = errtype; - zpl_array_append(opts->errors, err); - } - - zpl_b32 zpl_opts_compile(zpl_opts *opts, int argc, char **argv) { - zpl_b32 had_errors = false; - for (int i = 1; i < argc; ++i) { - char *p = argv[i]; - - if (*p) { - p = zpl_str_trim(p, false); - if (*p == '-') { - zpl_opts_entry *t = 0; - zpl_b32 checkln = false; - if (*(p + 1) == '-') { - checkln = true; - ++p; + // NOTE: Optional Width + if (*fmt == '*') { + int width = va_arg(va, int); + if (width < 0) { + info.flags |= ZPL_FMT_MINUS; + info.width = -width; + } else { + info.width = width; } + info.flags |= ZPL_FMT_WIDTH; + fmt++; + } else { + info.width = cast(zpl_i32) zpl_str_to_i64(fmt, cast(char **) & fmt, 10); + if (info.width != 0) { + info.flags |= ZPL_FMT_WIDTH; + } + } - char *b = p + 1, *e = b; + // NOTE: Optional Precision + if (*fmt == '.') { + fmt++; + if (*fmt == '*') { + info.precision = va_arg(va, int); + fmt++; + } else { + info.precision = cast(zpl_i32) zpl_str_to_i64(fmt, cast(char **) & fmt, 10); + } + info.flags &= ~ZPL_FMT_ZERO; + } - while (zpl_char_is_alphanumeric(*e)) { ++e; } + switch (*fmt++) { + case 'h': + if (*fmt == 'h') { // hh => char + info.flags |= ZPL_FMT_CHAR; + fmt++; + } else { // h => short + info.flags |= ZPL_FMT_SHORT; + } + break; - t = zpl__opts_find(opts, b, (e - b), checkln); + case 'l': + if (*fmt == 'l') { // ll => long long + info.flags |= ZPL_FMT_LLONG; + fmt++; + } else { // l => long + info.flags |= ZPL_FMT_LONG; + } + break; - if (t) { - char *ob = b; - b = e; + break; - /**/ if (*e == '=') { - if (t->type == ZPL_OPTS_FLAG) { - *e = '\0'; - zpl__opts_push_error(opts, ob, ZPL_OPTS_ERR_EXTRA_VALUE); - had_errors = true; - continue; - } + case 'z': // NOTE: zpl_usize + info.flags |= ZPL_FMT_UNSIGNED; + // fallthrough + case 't': // NOTE: zpl_isize + info.flags |= ZPL_FMT_SIZE; + break; - b = e = e + 1; - } else if (*e == '\0') { - char *sp = argv[i+1]; + default: fmt--; break; + } - if (sp && *sp != '-' && (zpl_array_count(opts->positioned) < 1 || t->type != ZPL_OPTS_FLAG)) { - if (t->type == ZPL_OPTS_FLAG) { - zpl__opts_push_error(opts, b, ZPL_OPTS_ERR_EXTRA_VALUE); - had_errors = true; - continue; - } + switch (*fmt) { + case 'u': + info.flags |= ZPL_FMT_UNSIGNED; + // fallthrough + case 'd': + case 'i': info.base = 10; break; - p = sp; - b = e = sp; - ++i; - } else { - if (t->type != ZPL_OPTS_FLAG) { - zpl__opts_push_error(opts, ob, ZPL_OPTS_ERR_MISSING_VALUE); - had_errors = true; - continue; - } - t->met = true; - continue; - } + case 'o': info.base = 8; break; + + case 'x': + info.base = 16; + info.flags |= (ZPL_FMT_UNSIGNED | ZPL_FMT_LOWER); + break; + + case 'X': + info.base = 16; + info.flags |= (ZPL_FMT_UNSIGNED | ZPL_FMT_UPPER); + break; + + case 'f': + case 'F': + case 'g': + case 'G': len = zpl__print_f64(text, remaining, &info, va_arg(va, zpl_f64)); break; + + case 'a': + case 'A': + // TODO: + break; + + case 'c': len = zpl__print_char(text, remaining, &info, cast(char) va_arg(va, int)); break; + + case 's': len = zpl__print_string(text, remaining, &info, va_arg(va, char *)); break; + + case 'p': + info.base = 16; + info.flags |= (ZPL_FMT_LOWER | ZPL_FMT_UNSIGNED | ZPL_FMT_ALT | ZPL_FMT_INTPTR); + break; + + case '%': len = zpl__print_char(text, remaining, &info, '%'); break; + + default: fmt--; break; + } + + fmt++; + + if (info.base != 0) { + if (info.flags & ZPL_FMT_UNSIGNED) { + zpl_u64 value = 0; + switch (info.flags & ZPL_FMT_INTS) { + case ZPL_FMT_CHAR: value = cast(zpl_u64) cast(zpl_u8) va_arg(va, int); break; + case ZPL_FMT_SHORT: value = cast(zpl_u64) cast(zpl_u16) va_arg(va, int); break; + case ZPL_FMT_LONG: value = cast(zpl_u64) va_arg(va, unsigned long); break; + case ZPL_FMT_LLONG: value = cast(zpl_u64) va_arg(va, unsigned long long); break; + case ZPL_FMT_SIZE: value = cast(zpl_u64) va_arg(va, zpl_usize); break; + case ZPL_FMT_INTPTR: value = cast(zpl_u64) va_arg(va, zpl_uintptr); break; + default: value = cast(zpl_u64) va_arg(va, unsigned int); break; } - e = zpl_str_control_skip(e, '\0'); - zpl__opts_set_value(opts, t, b); + len = zpl__print_u64(text, remaining, &info, value); + } else { - zpl__opts_push_error(opts, b, ZPL_OPTS_ERR_OPTION); - had_errors = true; + zpl_i64 value = 0; + switch (info.flags & ZPL_FMT_INTS) { + case ZPL_FMT_CHAR: value = cast(zpl_i64) cast(zpl_i8) va_arg(va, int); break; + case ZPL_FMT_SHORT: value = cast(zpl_i64) cast(zpl_i16) va_arg(va, int); break; + case ZPL_FMT_LONG: value = cast(zpl_i64) va_arg(va, long); break; + case ZPL_FMT_LLONG: value = cast(zpl_i64) va_arg(va, long long); break; + case ZPL_FMT_SIZE: value = cast(zpl_i64) va_arg(va, zpl_usize); break; + case ZPL_FMT_INTPTR: value = cast(zpl_i64) va_arg(va, zpl_uintptr); break; + default: value = cast(zpl_i64) va_arg(va, int); break; + } + + len = zpl__print_i64(text, remaining, &info, value); } - } else if (zpl_array_count(opts->positioned)) { - zpl_opts_entry *l = zpl_array_back(opts->positioned); - zpl_array_pop(opts->positioned); - zpl__opts_set_value(opts, l, p); - } else { - zpl__opts_push_error(opts, p, ZPL_OPTS_ERR_VALUE); - had_errors = true; + } + + text += len; + if (len >= remaining) + remaining = zpl_min(remaining, 1); + else + remaining -= len; + } + + *text++ = '\0'; + res = (text - text_begin); + return (res >= max_len || res < 0) ? -1 : res; + } + + ZPL_END_C_DECLS + // file: source/core/time.c + + #ifdef ZPL_EDITOR + #include + #endif + + #if defined(ZPL_SYSTEM_MACOS) || ZPL_SYSTEM_UNIX + #include + #include + #endif + + #if defined(ZPL_SYSTEM_MACOS) + #include + #include + #include + #endif + + #if defined(ZPL_SYSTEM_EMSCRIPTEN) + #include + #endif + + #if defined(ZPL_SYSTEM_WINDOWS) + #include + #endif + + ZPL_BEGIN_C_DECLS + + //! @} + //$$ + //////////////////////////////////////////////////////////////// + // + // Time + // + // + + #if defined(ZPL_COMPILER_MSVC) && !defined(__clang__) + zpl_u64 zpl_rdtsc(void) { return __rdtsc( ); } + #elif defined(__i386__) + zpl_u64 zpl_rdtsc(void) { + zpl_u64 x; + __asm__ volatile(".byte 0x0f, 0x31" : "=A"(x)); + return x; + } + #elif defined(__x86_64__) + zpl_u64 zpl_rdtsc(void) { + zpl_u32 hi, lo; + __asm__ __volatile__("rdtsc" : "=a"(lo), "=d"(hi)); + return (cast(zpl_u64) lo) | ((cast(zpl_u64) hi) << 32); + } + #elif defined(__powerpc__) + zpl_u64 zpl_rdtsc(void) { + zpl_u64 result = 0; + zpl_u32 upper, lower, tmp; + __asm__ volatile("0: \n" + "\tmftbu %0 \n" + "\tmftb %1 \n" + "\tmftbu %2 \n" + "\tcmpw %2,%0 \n" + "\tbne 0b \n" + : "=r"(upper), "=r"(lower), "=r"(tmp)); + result = upper; + result = result << 32; + result = result | lower; + + return result; + } + #elif defined(ZPL_SYSTEM_EMSCRIPTEN) + zpl_u64 zpl_rdtsc(void) { + return (zpl_u64)(emscripten_get_now() * 1e+6); + } + #elif defined(ZPL_CPU_ARM) + zpl_u64 zpl_rdtsc(void) { + #if defined(__aarch64__) + int64_t r = 0; + asm volatile("mrs %0, cntvct_el0" : "=r"(r)); + #elif (__ARM_ARCH >= 6) + uint32_t r = 0; + uint32_t pmccntr; + uint32_t pmuseren; + uint32_t pmcntenset; + + // Read the user mode perf monitor counter access permissions. + asm volatile("mrc p15, 0, %0, c9, c14, 0" : "=r"(pmuseren)); + if (pmuseren & 1) { // Allows reading perfmon counters for user mode code. + asm volatile("mrc p15, 0, %0, c9, c12, 1" : "=r"(pmcntenset)); + if (pmcntenset & 0x80000000ul) { // Is it counting? + asm volatile("mrc p15, 0, %0, c9, c13, 0" : "=r"(pmccntr)); + // The counter is set up to count every 64th cycle + return ((int64_t)pmccntr) * 64; // Should optimize to << 6 + } + } + #else + #error "No suitable method for zpl_rdtsc for this cpu type" + #endif + + return r; + } + #endif + + #if defined(ZPL_SYSTEM_WINDOWS) || defined(ZPL_SYSTEM_CYGWIN) + + zpl_u64 zpl_time_rel_ms(void) { + zpl_local_persist LARGE_INTEGER win32_perf_count_freq = { 0 }; + zpl_u64 result; + LARGE_INTEGER counter; + zpl_local_persist LARGE_INTEGER win32_perf_counter = { 0 }; + if (!win32_perf_count_freq.QuadPart) { + QueryPerformanceFrequency(&win32_perf_count_freq); + ZPL_ASSERT(win32_perf_count_freq.QuadPart != 0); + QueryPerformanceCounter(&win32_perf_counter); + } + + QueryPerformanceCounter(&counter); + + result = (counter.QuadPart - win32_perf_counter.QuadPart) * 1000 / (win32_perf_count_freq.QuadPart); + return result; + } + + zpl_u64 zpl_time_utc_ms(void) { + FILETIME ft; + ULARGE_INTEGER li; + + GetSystemTimeAsFileTime(&ft); + li.LowPart = ft.dwLowDateTime; + li.HighPart = ft.dwHighDateTime; + + return li.QuadPart / 1000; + } + + zpl_u64 zpl_time_tz_ms(void) { + FILETIME ft; + SYSTEMTIME st, lst; + ULARGE_INTEGER li; + + GetSystemTime(&st); + SystemTimeToTzSpecificLocalTime(NULL, &st, &lst); + SystemTimeToFileTime(&lst, &ft); + li.LowPart = ft.dwLowDateTime; + li.HighPart = ft.dwHighDateTime; + + return li.QuadPart / 1000; + } + + void zpl_sleep_ms(zpl_u32 ms) { Sleep(ms); } + + #else + + #if defined(ZPL_SYSTEM_LINUX) || defined(ZPL_SYSTEM_FREEBSD) || defined(ZPL_SYSTEM_OPENBSD) || defined(ZPL_SYSTEM_EMSCRIPTEN) + zpl_u64 zpl__unix_gettime(void) { + struct timespec t; + zpl_u64 result; + + clock_gettime(1 /*CLOCK_MONOTONIC*/, &t); + result = 1000 * t.tv_sec + 1.0e-6 * t.tv_nsec; + return result; + } + #endif + + zpl_u64 zpl_time_rel_ms(void) { + #if defined(ZPL_SYSTEM_OSX) + zpl_u64 result; + + zpl_local_persist zpl_u64 timebase = 0; + zpl_local_persist zpl_u64 timestart = 0; + + if (!timestart) { + mach_timebase_info_data_t tb = { 0 }; + mach_timebase_info(&tb); + timebase = tb.numer; + timebase /= tb.denom; + timestart = mach_absolute_time(); + } + + // NOTE: mach_absolute_time() returns things in nanoseconds + result = 1.0e-6 * (mach_absolute_time() - timestart) * timebase; + return result; + #else + zpl_local_persist zpl_u64 unix_timestart = 0.0; + + if (!unix_timestart) { unix_timestart = zpl__unix_gettime( ); } + + zpl_u64 now = zpl__unix_gettime( ); + + return (now - unix_timestart); + #endif + } + + zpl_u64 zpl_time_utc_ms(void) { + struct timespec t; + #if defined(ZPL_SYSTEM_OSX) + clock_serv_t cclock; + mach_timespec_t mts; + host_get_clock_service(mach_host_self( ), CALENDAR_CLOCK, &cclock); + clock_get_time(cclock, &mts); + mach_port_deallocate(mach_task_self( ), cclock); + t.tv_sec = mts.tv_sec; + t.tv_nsec = mts.tv_nsec; + #else + clock_gettime(0 /*CLOCK_REALTIME*/, &t); + #endif + return ((zpl_u64)t.tv_sec * 1000 + t.tv_nsec * 1e-6 + ZPL__UNIX_TO_WIN32_EPOCH); + } + + void zpl_sleep_ms(zpl_u32 ms) { + struct timespec req = { cast(time_t)(ms * 1e-3), cast(long)((ms % 1000) * 1e6) }; + struct timespec rem = { 0, 0 }; + nanosleep(&req, &rem); + } + + zpl_u64 zpl_time_tz_ms(void) { + struct tm t; + zpl_u64 result = zpl_time_utc_ms() - ZPL__UNIX_TO_WIN32_EPOCH; + zpl_u16 ms = result % 1000; + result *= 1e-3; + localtime_r((const time_t*)&result, &t); + result = (zpl_u64)mktime(&t); + return (result - timezone + t.tm_isdst * 3600) * 1000 + ms + ZPL__UNIX_TO_WIN32_EPOCH; + } + #endif + + zpl_f64 zpl_time_rel(void) { + return (zpl_f64)(zpl_time_rel_ms() * 1e-3); + } + + zpl_f64 zpl_time_utc(void) { + return (zpl_f64)(zpl_time_utc_ms() * 1e-3); + } + + zpl_f64 zpl_time_tz(void) { + return (zpl_f64)(zpl_time_tz_ms() * 1e-3); + } + + + + ZPL_END_C_DECLS + // file: source/core/random.c + + #ifdef ZPL_EDITOR + #include + #endif + + ZPL_BEGIN_C_DECLS + + #if defined(ZPL_MODULE_THREADING) + zpl_global zpl_atomic32 zpl__random_shared_counter = {0}; + #else + zpl_global zpl_i32 zpl__random_shared_counter = 0; + #endif + + zpl_internal zpl_u32 zpl__get_noise_from_time(void) { + zpl_u32 accum = 0; + zpl_f64 start, remaining, end, curr = 0; + zpl_u64 interval = 100000ll; + + start = zpl_time_rel(); + remaining = (interval - cast(zpl_u64)(interval*start)%interval) / cast(zpl_f64)interval; + end = start + remaining; + + do { + curr = zpl_time_rel(); + accum += cast(zpl_u32)curr; + } while (curr >= end); + return accum; + } + + // NOTE: Partly from http://preshing.com/20121224/how-to-generate-a-sequence-of-unique-random-integers/ + // But the generation is even more random-er-est + + zpl_internal ZPL_ALWAYS_INLINE zpl_u32 zpl__permute_qpr(zpl_u32 x) { + zpl_local_persist zpl_u32 const prime = 4294967291; // 2^32 - 5 + if (x >= prime) { + return x; + } else { + zpl_u32 residue = cast(zpl_u32)(cast(zpl_u64) x * x) % prime; + if (x <= prime / 2) + return residue; + else + return prime - residue; + } + } + + zpl_internal ZPL_ALWAYS_INLINE zpl_u32 zpl__permute_with_offset(zpl_u32 x, zpl_u32 offset) { + return (zpl__permute_qpr(x) + offset) ^ 0x5bf03635; + } + + + void zpl_random_init(zpl_random *r) { + zpl_u64 time, tick; + zpl_isize i, j; + zpl_u32 x = 0; + r->value = 0; + + r->offsets[0] = zpl__get_noise_from_time(); + #ifdef ZPL_MODULE_THREADING + r->offsets[1] = zpl_atomic32_fetch_add(&zpl__random_shared_counter, 1); + r->offsets[2] = zpl_thread_current_id(); + r->offsets[3] = zpl_thread_current_id() * 3 + 1; + #else + r->offsets[1] = zpl__random_shared_counter++; + r->offsets[2] = 0; + r->offsets[3] = 1; + #endif + time = zpl_time_tz_ms(); + r->offsets[4] = cast(zpl_u32)(time >> 32); + r->offsets[5] = cast(zpl_u32)time; + r->offsets[6] = zpl__get_noise_from_time(); + tick = zpl_rdtsc(); + r->offsets[7] = cast(zpl_u32)(tick ^ (tick >> 32)); + + for (j = 0; j < 4; j++) { + for (i = 0; i < zpl_count_of(r->offsets); i++) { + r->offsets[i] = x = zpl__permute_with_offset(x, r->offsets[i]); } } } - return !had_errors; - } - ZPL_END_C_DECLS -#endif + zpl_u32 zpl_random_gen_u32(zpl_random *r) { + zpl_u32 x = r->value; + zpl_u32 carry = 1; + zpl_isize i; + for (i = 0; i < zpl_count_of(r->offsets); i++) { + x = zpl__permute_with_offset(x, r->offsets[i]); + if (carry > 0) { + carry = ++r->offsets[i] ? 0 : 1; + } + } -#if defined(ZPL_MODULE_PROCESS) - // file: source/process.c + r->value = x; + return x; + } - //////////////////////////////////////////////////////////////// - // - // Process creation and manipulation methods - // - // - #ifdef ZPL_EDITOR - #include - #endif + zpl_u32 zpl_random_gen_u32_unique(zpl_random *r) { + zpl_u32 x = r->value; + zpl_isize i; + r->value++; + for (i = 0; i < zpl_count_of(r->offsets); i++) { + x = zpl__permute_with_offset(x, r->offsets[i]); + } - ZPL_BEGIN_C_DECLS + return x; + } - static ZPL_ALWAYS_INLINE void zpl__pr_close_file_handle(zpl_file *f) { - ZPL_ASSERT_NOT_NULL(f); - f->fd.p = NULL; - } + zpl_u64 zpl_random_gen_u64(zpl_random *r) { + return ((cast(zpl_u64)zpl_random_gen_u32(r)) << 32) | zpl_random_gen_u32(r); + } - static ZPL_ALWAYS_INLINE void zpl__pr_close_file_handles(zpl_pr *process) { - ZPL_ASSERT_NOT_NULL(process); - zpl__pr_close_file_handle(&process->in); - zpl__pr_close_file_handle(&process->out); - zpl__pr_close_file_handle(&process->err); + zpl_isize zpl_random_gen_isize(zpl_random *r) { + zpl_u64 u = zpl_random_gen_u64(r); + return *cast(zpl_isize *)&u; + } - process->f_stdin = process->f_stdout = process->f_stderr = NULL; - #ifdef ZPL_SYSTEM_WINDOWS - process->win32_handle = NULL; - #else - ZPL_NOT_IMPLEMENTED; - #endif - } + zpl_i64 zpl_random_range_i64(zpl_random *r, zpl_i64 lower_inc, zpl_i64 higher_inc) { + zpl_u64 u = zpl_random_gen_u64(r); + zpl_i64 i = *cast(zpl_i64 *)&u; + zpl_i64 diff = higher_inc-lower_inc+1; + i %= diff; + i += lower_inc; + return i; + } - enum { - ZPL_PR_HANDLE_MODE_READ, - ZPL_PR_HANDLE_MODE_WRITE, - ZPL_PR_HANDLE_MODES, - }; + zpl_isize zpl_random_range_isize(zpl_random *r, zpl_isize lower_inc, zpl_isize higher_inc) { + zpl_u64 u = zpl_random_gen_u64(r); + zpl_isize i = *cast(zpl_isize *)&u; + zpl_isize diff = higher_inc-lower_inc+1; + i %= diff; + i += lower_inc; + return i; + } - void *zpl__pr_open_handle(zpl_u8 type, const char *mode, void **handle) { - #ifdef ZPL_SYSTEM_WINDOWS - void *pipes[ZPL_PR_HANDLE_MODES]; - zpl_i32 fd; + ZPL_ALWAYS_INLINE zpl_f64 zpl__random_copy_sign64(zpl_f64 x, zpl_f64 y) { + zpl_i64 ix=0, iy=0; + zpl_memcopy(&ix, &x, zpl_size_of(zpl_i64)); + zpl_memcopy(&iy, &y, zpl_size_of(zpl_i64)); - const zpl_u32 flag_inherit = 0x00000001; - SECURITY_ATTRIBUTES sa = {zpl_size_of(sa), 0, 1}; + ix &= 0x7fffffffffffffff; + ix |= iy & 0x8000000000000000; - if (!CreatePipe(&pipes[0], &pipes[1], cast(LPSECURITY_ATTRIBUTES)&sa, 0)) { + zpl_f64 r = 0.0; + zpl_memcopy(&r, &ix, zpl_size_of(zpl_f64)); + return r; + } + + ZPL_ALWAYS_INLINE zpl_f64 zpl__random_floor64 (zpl_f64 x) { return cast(zpl_f64)((x >= 0.0) ? cast(zpl_i64)x : cast(zpl_i64)(x-0.9999999999999999)); } + ZPL_ALWAYS_INLINE zpl_f64 zpl__random_ceil64 (zpl_f64 x) { return cast(zpl_f64)((x < 0) ? cast(zpl_i64)x : (cast(zpl_i64)x)+1); } + ZPL_ALWAYS_INLINE zpl_f64 zpl__random_round64 (zpl_f64 x) { return cast(zpl_f64)((x >= 0.0) ? zpl__random_floor64(x + 0.5) : zpl__random_ceil64(x - 0.5)); } + ZPL_ALWAYS_INLINE zpl_f64 zpl__random_remainder64(zpl_f64 x, zpl_f64 y) { return x - (zpl__random_round64(x/y)*y); } + ZPL_ALWAYS_INLINE zpl_f64 zpl__random_abs64 (zpl_f64 x) { return x < 0 ? -x : x; } + ZPL_ALWAYS_INLINE zpl_f64 zpl__random_sign64 (zpl_f64 x) { return x < 0 ? -1.0 : +1.0; } + + ZPL_ALWAYS_INLINE zpl_f64 zpl__random_mod64(zpl_f64 x, zpl_f64 y) { + zpl_f64 result; + y = zpl__random_abs64(y); + result = zpl__random_remainder64(zpl__random_abs64(x), y); + if (zpl__random_sign64(result)) result += y; + return zpl__random_copy_sign64(result, x); + } + + zpl_f64 zpl_random_range_f64(zpl_random *r, zpl_f64 lower_inc, zpl_f64 higher_inc) { + zpl_u64 u = zpl_random_gen_u64(r); + zpl_f64 f = 0; + zpl_memcopy(&f, &u, zpl_size_of(zpl_f64)); + zpl_f64 diff = higher_inc-lower_inc+1.0; + f = zpl__random_mod64(f, diff); + f += lower_inc; + return f; + } + + ZPL_END_C_DECLS + // file: source/core/misc.c + + #ifdef ZPL_EDITOR + #include + #endif + + ZPL_BEGIN_C_DECLS + + #if defined(ZPL_SYSTEM_UNIX) || defined(ZPL_SYSTEM_MACOS) + #include + #endif + + #if defined(ZPL_SYSTEM_WINDOWS) + void zpl_exit(zpl_u32 code) { ExitProcess(code); } + #else + void zpl_exit(zpl_u32 code) { exit(code); } + #endif + + void zpl_yield(void) { + #if defined(ZPL_SYSTEM_WINDOWS) + Sleep(0); + #else + sched_yield(); + #endif + } + + const char *zpl_get_env(const char *name) { + char *buffer = NULL; + const char *ptr = zpl_get_env_buf(name); + + if (ptr == NULL) { + return NULL; + } + + zpl_isize ptr_size = zpl_strlen(ptr); + buffer = (char *)zpl_malloc(ptr_size * sizeof(char)+1); + zpl_memcopy((char *)buffer, ptr, ptr_size+1); + return buffer; + } + + const char *zpl_get_env_buf(const char *name) { + #ifdef ZPL_SYSTEM_WINDOWS + zpl_local_persist wchar_t wbuffer[32767] = {0}; + zpl_local_persist char buffer[32767] = {0}; + + if (!GetEnvironmentVariableW( + cast(LPCWSTR)zpl_utf8_to_ucs2_buf(cast(const zpl_u8 *)name), + cast(LPWSTR)wbuffer, 32767)) { + return NULL; + } + + zpl_ucs2_to_utf8(cast(zpl_u8*)buffer, 32767, cast(const zpl_u16*)wbuffer); + + return (const char *)buffer; + #else + return (const char *)getenv(name); + #endif + } + + zpl_string zpl_get_env_str(const char *name) { + const char *buf = zpl_get_env_buf(name); + + if (buf == NULL) { + return NULL; + } + + zpl_string str = zpl_string_make(zpl_heap(), buf); + return str; + } + + void zpl_set_env(const char *name, const char *value) { + #if defined(ZPL_SYSTEM_WINDOWS) + SetEnvironmentVariableA(name, value); + #else + setenv(name, value, 1); + #endif + } + + void zpl_unset_env(const char *name) { + #if defined(ZPL_SYSTEM_WINDOWS) + SetEnvironmentVariableA(name, NULL); + #else + unsetenv(name); + #endif + } + + #if !defined(ZPL_SYSTEM_WINDOWS) + extern char **environ; + #endif + + zpl_u32 zpl_system_command(const char *command, zpl_usize buffer_len, char *buffer) { + #if defined(ZPL_SYSTEM_EMSCRIPTEN) + ZPL_PANIC("zpl_system_command not supported"); + #else + + #if defined(ZPL_SYSTEM_WINDOWS) + FILE *handle = _popen(command, "r"); + #else + FILE *handle = popen(command, "r"); + #endif + + if(!handle) return 0; + + int c; + zpl_usize i=0; + while ((c = getc(handle)) != EOF && i++ < buffer_len) { + *buffer++ = c; + } + + #if defined(ZPL_SYSTEM_WINDOWS) + _pclose(handle); + #else + pclose(handle); + #endif + + #endif + + return 1; + } + + zpl_string zpl_system_command_str(const char *command, zpl_allocator backing) { + #if defined(ZPL_SYSTEM_EMSCRIPTEN) + ZPL_PANIC("zpl_system_command not supported"); + #else + + #if defined(ZPL_SYSTEM_WINDOWS) + FILE *handle = _popen(command, "r"); + #else + FILE *handle = popen(command, "r"); + #endif + + if(!handle) return NULL; + + zpl_string output = zpl_string_make_reserve(backing, 4); + + int c; + while ((c = getc(handle)) != EOF) { + char ins[2] = {(char)c,0}; + output = zpl_string_appendc(output, ins); + } + + #if defined(ZPL_SYSTEM_WINDOWS) + _pclose(handle); + #else + pclose(handle); + #endif + return output; + #endif return NULL; } - if (!SetHandleInformation(pipes[type], flag_inherit, 0)) { - return NULL; + ZPL_END_C_DECLS + // file: source/core/sort.c + + #ifdef ZPL_EDITOR + #include + #endif + + ZPL_BEGIN_C_DECLS + + #define ZPL__COMPARE_PROC(Type) \ + zpl_global zpl_isize Type##__cmp_offset; \ + ZPL_COMPARE_PROC(Type##__cmp) { \ + Type const p = *cast(Type const *) zpl_pointer_add_const(a, Type##__cmp_offset); \ + Type const q = *cast(Type const *) zpl_pointer_add_const(b, Type##__cmp_offset); \ + return p < q ? -1 : p > q; \ + } \ + ZPL_COMPARE_PROC_PTR(Type##_cmp(zpl_isize offset)) { \ + Type##__cmp_offset = offset; \ + return &Type##__cmp; \ } - fd = _open_osfhandle(cast(zpl_intptr)pipes[type], 0); + ZPL__COMPARE_PROC(zpl_u8); + ZPL__COMPARE_PROC(zpl_i16); + ZPL__COMPARE_PROC(zpl_i32); + ZPL__COMPARE_PROC(zpl_i64); + ZPL__COMPARE_PROC(zpl_isize); + ZPL__COMPARE_PROC(zpl_f32); + ZPL__COMPARE_PROC(zpl_f64); - if (fd != -1) { - *handle = pipes[1-type]; - return _fdopen(fd, mode); + // NOTE: str_cmp is special as it requires a funny type and funny comparison + zpl_global zpl_isize zpl__str_cmp_offset; + ZPL_COMPARE_PROC(zpl__str_cmp) { + char const *p = *cast(char const **) zpl_pointer_add_const(a, zpl__str_cmp_offset); + char const *q = *cast(char const **) zpl_pointer_add_const(b, zpl__str_cmp_offset); + return zpl_strcmp(p, q); + } + ZPL_COMPARE_PROC_PTR(zpl_str_cmp(zpl_isize offset)) { + zpl__str_cmp_offset = offset; + return &zpl__str_cmp; } - return NULL; - #else - ZPL_NOT_IMPLEMENTED; - return NULL; + #undef ZPL__COMPARE_PROC + + // TODO: Make user definable? + #define ZPL__SORT_STACK_SIZE 64 + #define zpl__SORT_INSERT_SORT_TRESHOLD 8 + + #define ZPL__SORT_PUSH(_base, _limit) \ + do { \ + stack_ptr[0] = (_base); \ + stack_ptr[1] = (_limit); \ + stack_ptr += 2; \ + } while (0) + + #define ZPL__SORT_POP(_base, _limit) \ + do { \ + stack_ptr -= 2; \ + (_base) = stack_ptr[0]; \ + (_limit) = stack_ptr[1]; \ + } while (0) + + void zpl_sort(void *base_, zpl_isize count, zpl_isize size, zpl_compare_proc cmp) { + zpl_u8 *i, *j; + zpl_u8 *base = cast(zpl_u8 *) base_; + zpl_u8 *limit = base + count * size; + zpl_isize threshold = zpl__SORT_INSERT_SORT_TRESHOLD * size; + + // NOTE: Prepare the stack + zpl_u8 *stack[ZPL__SORT_STACK_SIZE] = { 0 }; + zpl_u8 **stack_ptr = stack; + + for (;;) { + if ((limit - base) > threshold) { + // NOTE: Quick sort + i = base + size; + j = limit - size; + + zpl_memswap(((limit - base) / size / 2) * size + base, base, size); + if (cmp(i, j) > 0) zpl_memswap(i, j, size); + if (cmp(base, j) > 0) zpl_memswap(base, j, size); + if (cmp(i, base) > 0) zpl_memswap(i, base, size); + + for (;;) { + do + i += size; + while (cmp(i, base) < 0); + do + j -= size; + while (cmp(j, base) > 0); + if (i > j) break; + zpl_memswap(i, j, size); + } + + zpl_memswap(base, j, size); + + if (j - base > limit - i) { + ZPL__SORT_PUSH(base, j); + base = i; + } else { + ZPL__SORT_PUSH(i, limit); + limit = j; + } + } else { + // NOTE: Insertion sort + for (j = base, i = j + size; i < limit; j = i, i += size) { + for (; cmp(j, j + size) > 0; j -= size) { + zpl_memswap(j, j + size, size); + if (j == base) break; + } + } + + if (stack_ptr == stack) break; // NOTE: Sorting is done! + ZPL__SORT_POP(base, limit); + } + } + } + + #undef ZPL__SORT_PUSH + #undef ZPL__SORT_POP + + #define ZPL_RADIX_SORT_PROC_GEN(Type) \ + ZPL_RADIX_SORT_PROC(Type) { \ + zpl_##Type *source = items; \ + zpl_##Type *dest = temp; \ + zpl_isize byte_index, i, byte_max = 8 * zpl_size_of(zpl_##Type); \ + for (byte_index = 0; byte_index < byte_max; byte_index += 8) { \ + zpl_isize offsets[256] = { 0 }; \ + zpl_isize total = 0; \ + /* NOTE: First pass - count how many of each key */ \ + for (i = 0; i < count; i++) { \ + zpl_##Type radix_value = source[i]; \ + zpl_##Type radix_piece = (radix_value >> byte_index) & 0xff; \ + offsets[radix_piece]++; \ + } \ + /* NOTE: Change counts to offsets */ \ + for (i = 0; i < zpl_count_of(offsets); i++) { \ + zpl_isize skcount = offsets[i]; \ + offsets[i] = total; \ + total += skcount; \ + } \ + /* NOTE: Second pass - place elements into the right location */ \ + for (i = 0; i < count; i++) { \ + zpl_##Type radix_value = source[i]; \ + zpl_##Type radix_piece = (radix_value >> byte_index) & 0xff; \ + dest[offsets[radix_piece]++] = source[i]; \ + } \ + zpl_swap(zpl_##Type *, source, dest); \ + } \ + } + + ZPL_RADIX_SORT_PROC_GEN(u8); + ZPL_RADIX_SORT_PROC_GEN(u16); + ZPL_RADIX_SORT_PROC_GEN(u32); + ZPL_RADIX_SORT_PROC_GEN(u64); + + void zpl_shuffle(void *base, zpl_isize count, zpl_isize size) { + zpl_u8 *a; + zpl_isize i, j; + zpl_random random; + zpl_random_init(&random); + + a = cast(zpl_u8 *) base + (count - 1) * size; + for (i = count; i > 1; i--) { + j = zpl_random_gen_isize(&random) % i; + zpl_memswap(a, cast(zpl_u8 *) base + j * size, size); + a -= size; + } + } + + void zpl_reverse(void *base, zpl_isize count, zpl_isize size) { + zpl_isize i, j = count - 1; + for (i = 0; i < j; i++, j++) zpl_memswap(cast(zpl_u8 *) base + i * size, cast(zpl_u8 *) base + j * size, size); + } + + ZPL_END_C_DECLS #endif - } - zpl_i32 zpl_pr_create(zpl_pr *process, const char **args, zpl_isize argc, zpl_pr_si si, zpl_pr_opts options) { - ZPL_ASSERT_NOT_NULL(process); - zpl_zero_item(process); + #if defined(ZPL_MODULE_TIMER) + // file: source/timer.c - #ifdef ZPL_SYSTEM_WINDOWS - zpl_string cli, env; - zpl_b32 c_env=false; - STARTUPINFOW psi = {0}; - PROCESS_INFORMATION pi = {0}; - zpl_i32 err_code = 0; - zpl_allocator a = zpl_heap(); - const zpl_u32 use_std_handles = 0x00000100; + //////////////////////////////////////////////////////////////// + // + // Timer + // + // + #ifdef ZPL_EDITOR + #include + #endif - psi.cb = zpl_size_of(psi); - psi.dwFlags = use_std_handles | si.flags; + ZPL_BEGIN_C_DECLS - if (options & ZPL_PR_OPTS_CUSTOM_ENV) { - env = zpl_string_join(zpl_heap(), cast(const char**)si.env, si.env_count, "\0\0"); - env = zpl_string_appendc(env, "\0"); - c_env = true; - } - else if (!(options & ZPL_PR_OPTS_INHERIT_ENV)) { - env = (zpl_string)"\0\0\0\0"; - } else { - env = (zpl_string)NULL; + zpl_timer *zpl_timer_add(zpl_timer_pool pool) { + ZPL_ASSERT(pool); + + zpl_timer t = { 0 }; + zpl_array_append(pool, t); + return pool + (zpl_array_count(pool) - 1); } - process->f_stdin = zpl__pr_open_handle(ZPL_PR_HANDLE_MODE_WRITE, "wb", &psi.hStdInput); - process->f_stdout = zpl__pr_open_handle(ZPL_PR_HANDLE_MODE_READ, "rb", &psi.hStdOutput); + void zpl_timer_set(zpl_timer *t, zpl_f64 duration, zpl_i32 count, zpl_timer_cb cb) { + ZPL_ASSERT(t); - if (options & ZPL_PR_OPTS_COMBINE_STD_OUTPUT) { - process->f_stderr = process->f_stdout; - psi.hStdError = psi.hStdOutput; - } else { - process->f_stderr = zpl__pr_open_handle(ZPL_PR_HANDLE_MODE_READ, "rb", &psi.hStdError); + t->duration = duration; + t->remaining_calls = t->initial_calls = count; + t->callback = cb; + t->enabled = false; } - cli = zpl_string_join(zpl_heap(), args, argc, " "); + void zpl_timer_start(zpl_timer *t, zpl_f64 delay_start) { + ZPL_ASSERT(t && !t->enabled); - psi.dwX = si.posx; - psi.dwY = si.posy; - psi.dwXSize = si.resx; - psi.dwYSize = si.resy; - psi.dwXCountChars = si.bufx; - psi.dwYCountChars = si.bufy; - psi.dwFillAttribute = si.fill_attr; - psi.wShowWindow = si.show_window; - - wchar_t *w_cli = zpl__alloc_utf8_to_ucs2(a, cli, NULL); - wchar_t *w_workdir = zpl__alloc_utf8_to_ucs2(a, si.workdir, NULL); - - if (!CreateProcessW( - NULL, - w_cli, - NULL, - NULL, - 1, - 0, - env, - w_workdir, - cast(LPSTARTUPINFOW)&psi, - cast(LPPROCESS_INFORMATION)&pi - )) { - err_code = -1; - goto pr_free_data; + t->enabled = true; + t->remaining_calls = t->initial_calls; + t->next_call_ts = zpl_time_rel( ) + delay_start; } - process->win32_handle = pi.hProcess; - CloseHandle(pi.hThread); + void zpl_timer_stop(zpl_timer *t) { + ZPL_ASSERT(t && t->enabled); - zpl_file_connect_handle(&process->in, process->f_stdin); - zpl_file_connect_handle(&process->out, process->f_stdout); - zpl_file_connect_handle(&process->err, process->f_stderr); + t->enabled = false; + } - pr_free_data: - zpl_string_free(cli); - zpl_free(a, w_cli); - zpl_free(a, w_workdir); + void zpl_timer_update(zpl_timer_pool pool) { + ZPL_ASSERT(pool); - if (c_env) - zpl_string_free(env); + zpl_f64 now = zpl_time_rel( ); - return err_code; + for (zpl_isize i = 0; i < zpl_array_count(pool); ++i) { + zpl_timer *t = pool + i; - #else - ZPL_NOT_IMPLEMENTED; - return -1; + if (t->enabled) { + if (t->remaining_calls > 0 || t->initial_calls == -1) { + if (t->next_call_ts <= now) { + if (t->initial_calls != -1) { --t->remaining_calls; } + + if (t->remaining_calls == 0) { + t->enabled = false; + } else { + t->next_call_ts = now + t->duration; + } + + t->callback(t->user_data); + } + } + } + } + } + + ZPL_END_C_DECLS #endif - } + #if defined(ZPL_MODULE_HASHING) + // file: source/hashing.c - zpl_i32 zpl_pr_join(zpl_pr *process) { - zpl_i32 ret_code; + //////////////////////////////////////////////////////////////// + // + // Hashing functions + // + // - ZPL_ASSERT_NOT_NULL(process); + #ifdef ZPL_EDITOR + #include "../zpl.h" + #endif - #ifdef ZPL_SYSTEM_WINDOWS - if (process->f_stdin) { - fclose(cast(FILE *)process->f_stdin); + ZPL_BEGIN_C_DECLS + + zpl_u32 zpl_adler32(void const *data, zpl_isize len) { + zpl_u32 const MOD_ALDER = 65521; + zpl_u32 a = 1, b = 0; + zpl_isize i, block_len; + zpl_u8 const *bytes = cast(zpl_u8 const *) data; + + block_len = len % 5552; + + while (len) { + for (i = 0; i + 7 < block_len; i += 8) { + a += bytes[0], b += a; + a += bytes[1], b += a; + a += bytes[2], b += a; + a += bytes[3], b += a; + a += bytes[4], b += a; + a += bytes[5], b += a; + a += bytes[6], b += a; + a += bytes[7], b += a; + + bytes += 8; + } + for (; i < block_len; i++) a += *bytes++, b += a; + + a %= MOD_ALDER, b %= MOD_ALDER; + len -= block_len; + block_len = 5552; + } + + return (b << 16) | a; } - WaitForSingleObject(process->win32_handle, INFINITE); + zpl_global zpl_u32 const zpl__crc32_table[256] = { + 0x00000000, 0x77073096, 0xee0e612c, 0x990951ba, 0x076dc419, 0x706af48f, 0xe963a535, 0x9e6495a3, 0x0edb8832, + 0x79dcb8a4, 0xe0d5e91e, 0x97d2d988, 0x09b64c2b, 0x7eb17cbd, 0xe7b82d07, 0x90bf1d91, 0x1db71064, 0x6ab020f2, + 0xf3b97148, 0x84be41de, 0x1adad47d, 0x6ddde4eb, 0xf4d4b551, 0x83d385c7, 0x136c9856, 0x646ba8c0, 0xfd62f97a, + 0x8a65c9ec, 0x14015c4f, 0x63066cd9, 0xfa0f3d63, 0x8d080df5, 0x3b6e20c8, 0x4c69105e, 0xd56041e4, 0xa2677172, + 0x3c03e4d1, 0x4b04d447, 0xd20d85fd, 0xa50ab56b, 0x35b5a8fa, 0x42b2986c, 0xdbbbc9d6, 0xacbcf940, 0x32d86ce3, + 0x45df5c75, 0xdcd60dcf, 0xabd13d59, 0x26d930ac, 0x51de003a, 0xc8d75180, 0xbfd06116, 0x21b4f4b5, 0x56b3c423, + 0xcfba9599, 0xb8bda50f, 0x2802b89e, 0x5f058808, 0xc60cd9b2, 0xb10be924, 0x2f6f7c87, 0x58684c11, 0xc1611dab, + 0xb6662d3d, 0x76dc4190, 0x01db7106, 0x98d220bc, 0xefd5102a, 0x71b18589, 0x06b6b51f, 0x9fbfe4a5, 0xe8b8d433, + 0x7807c9a2, 0x0f00f934, 0x9609a88e, 0xe10e9818, 0x7f6a0dbb, 0x086d3d2d, 0x91646c97, 0xe6635c01, 0x6b6b51f4, + 0x1c6c6162, 0x856530d8, 0xf262004e, 0x6c0695ed, 0x1b01a57b, 0x8208f4c1, 0xf50fc457, 0x65b0d9c6, 0x12b7e950, + 0x8bbeb8ea, 0xfcb9887c, 0x62dd1ddf, 0x15da2d49, 0x8cd37cf3, 0xfbd44c65, 0x4db26158, 0x3ab551ce, 0xa3bc0074, + 0xd4bb30e2, 0x4adfa541, 0x3dd895d7, 0xa4d1c46d, 0xd3d6f4fb, 0x4369e96a, 0x346ed9fc, 0xad678846, 0xda60b8d0, + 0x44042d73, 0x33031de5, 0xaa0a4c5f, 0xdd0d7cc9, 0x5005713c, 0x270241aa, 0xbe0b1010, 0xc90c2086, 0x5768b525, + 0x206f85b3, 0xb966d409, 0xce61e49f, 0x5edef90e, 0x29d9c998, 0xb0d09822, 0xc7d7a8b4, 0x59b33d17, 0x2eb40d81, + 0xb7bd5c3b, 0xc0ba6cad, 0xedb88320, 0x9abfb3b6, 0x03b6e20c, 0x74b1d29a, 0xead54739, 0x9dd277af, 0x04db2615, + 0x73dc1683, 0xe3630b12, 0x94643b84, 0x0d6d6a3e, 0x7a6a5aa8, 0xe40ecf0b, 0x9309ff9d, 0x0a00ae27, 0x7d079eb1, + 0xf00f9344, 0x8708a3d2, 0x1e01f268, 0x6906c2fe, 0xf762575d, 0x806567cb, 0x196c3671, 0x6e6b06e7, 0xfed41b76, + 0x89d32be0, 0x10da7a5a, 0x67dd4acc, 0xf9b9df6f, 0x8ebeeff9, 0x17b7be43, 0x60b08ed5, 0xd6d6a3e8, 0xa1d1937e, + 0x38d8c2c4, 0x4fdff252, 0xd1bb67f1, 0xa6bc5767, 0x3fb506dd, 0x48b2364b, 0xd80d2bda, 0xaf0a1b4c, 0x36034af6, + 0x41047a60, 0xdf60efc3, 0xa867df55, 0x316e8eef, 0x4669be79, 0xcb61b38c, 0xbc66831a, 0x256fd2a0, 0x5268e236, + 0xcc0c7795, 0xbb0b4703, 0x220216b9, 0x5505262f, 0xc5ba3bbe, 0xb2bd0b28, 0x2bb45a92, 0x5cb36a04, 0xc2d7ffa7, + 0xb5d0cf31, 0x2cd99e8b, 0x5bdeae1d, 0x9b64c2b0, 0xec63f226, 0x756aa39c, 0x026d930a, 0x9c0906a9, 0xeb0e363f, + 0x72076785, 0x05005713, 0x95bf4a82, 0xe2b87a14, 0x7bb12bae, 0x0cb61b38, 0x92d28e9b, 0xe5d5be0d, 0x7cdcefb7, + 0x0bdbdf21, 0x86d3d2d4, 0xf1d4e242, 0x68ddb3f8, 0x1fda836e, 0x81be16cd, 0xf6b9265b, 0x6fb077e1, 0x18b74777, + 0x88085ae6, 0xff0f6a70, 0x66063bca, 0x11010b5c, 0x8f659eff, 0xf862ae69, 0x616bffd3, 0x166ccf45, 0xa00ae278, + 0xd70dd2ee, 0x4e048354, 0x3903b3c2, 0xa7672661, 0xd06016f7, 0x4969474d, 0x3e6e77db, 0xaed16a4a, 0xd9d65adc, + 0x40df0b66, 0x37d83bf0, 0xa9bcae53, 0xdebb9ec5, 0x47b2cf7f, 0x30b5ffe9, 0xbdbdf21c, 0xcabac28a, 0x53b39330, + 0x24b4a3a6, 0xbad03605, 0xcdd70693, 0x54de5729, 0x23d967bf, 0xb3667a2e, 0xc4614ab8, 0x5d681b02, 0x2a6f2b94, + 0xb40bbe37, 0xc30c8ea1, 0x5a05df1b, 0x2d02ef8d, + }; + + zpl_global zpl_u64 const zpl__crc64_table[256] = { + 0x0000000000000000ull, 0x7ad870c830358979ull, 0xf5b0e190606b12f2ull, 0x8f689158505e9b8bull, 0xc038e5739841b68full, 0xbae095bba8743ff6ull, + 0x358804e3f82aa47dull, 0x4f50742bc81f2d04ull, 0xab28ecb46814fe75ull, 0xd1f09c7c5821770cull, 0x5e980d24087fec87ull, 0x24407dec384a65feull, + 0x6b1009c7f05548faull, 0x11c8790fc060c183ull, 0x9ea0e857903e5a08ull, 0xe478989fa00bd371ull, 0x7d08ff3b88be6f81ull, 0x07d08ff3b88be6f8ull, + 0x88b81eabe8d57d73ull, 0xf2606e63d8e0f40aull, 0xbd301a4810ffd90eull, 0xc7e86a8020ca5077ull, 0x4880fbd87094cbfcull, 0x32588b1040a14285ull, + 0xd620138fe0aa91f4ull, 0xacf86347d09f188dull, 0x2390f21f80c18306ull, 0x594882d7b0f40a7full, 0x1618f6fc78eb277bull, 0x6cc0863448deae02ull, + 0xe3a8176c18803589ull, 0x997067a428b5bcf0ull, 0xfa11fe77117cdf02ull, 0x80c98ebf2149567bull, + 0x0fa11fe77117cdf0ull, 0x75796f2f41224489ull, 0x3a291b04893d698dull, 0x40f16bccb908e0f4ull, 0xcf99fa94e9567b7full, 0xb5418a5cd963f206ull, + 0x513912c379682177ull, 0x2be1620b495da80eull, 0xa489f35319033385ull, 0xde51839b2936bafcull, 0x9101f7b0e12997f8ull, 0xebd98778d11c1e81ull, + 0x64b116208142850aull, 0x1e6966e8b1770c73ull, 0x8719014c99c2b083ull, 0xfdc17184a9f739faull, 0x72a9e0dcf9a9a271ull, 0x08719014c99c2b08ull, + 0x4721e43f0183060cull, 0x3df994f731b68f75ull, 0xb29105af61e814feull, 0xc849756751dd9d87ull, 0x2c31edf8f1d64ef6ull, 0x56e99d30c1e3c78full, + 0xd9810c6891bd5c04ull, 0xa3597ca0a188d57dull, 0xec09088b6997f879ull, 0x96d1784359a27100ull, 0x19b9e91b09fcea8bull, 0x636199d339c963f2ull, + 0xdf7adabd7a6e2d6full, 0xa5a2aa754a5ba416ull, 0x2aca3b2d1a053f9dull, 0x50124be52a30b6e4ull, 0x1f423fcee22f9be0ull, 0x659a4f06d21a1299ull, + 0xeaf2de5e82448912ull, 0x902aae96b271006bull, 0x74523609127ad31aull, 0x0e8a46c1224f5a63ull, 0x81e2d7997211c1e8ull, 0xfb3aa75142244891ull, + 0xb46ad37a8a3b6595ull, 0xceb2a3b2ba0eececull, 0x41da32eaea507767ull, 0x3b024222da65fe1eull, 0xa2722586f2d042eeull, 0xd8aa554ec2e5cb97ull, + 0x57c2c41692bb501cull, 0x2d1ab4dea28ed965ull, 0x624ac0f56a91f461ull, 0x1892b03d5aa47d18ull, 0x97fa21650afae693ull, 0xed2251ad3acf6feaull, + 0x095ac9329ac4bc9bull, 0x7382b9faaaf135e2ull, 0xfcea28a2faafae69ull, 0x8632586aca9a2710ull, 0xc9622c4102850a14ull, 0xb3ba5c8932b0836dull, + 0x3cd2cdd162ee18e6ull, 0x460abd1952db919full, 0x256b24ca6b12f26dull, 0x5fb354025b277b14ull, 0xd0dbc55a0b79e09full, 0xaa03b5923b4c69e6ull, + 0xe553c1b9f35344e2ull, 0x9f8bb171c366cd9bull, 0x10e3202993385610ull, 0x6a3b50e1a30ddf69ull, 0x8e43c87e03060c18ull, 0xf49bb8b633338561ull, + 0x7bf329ee636d1eeaull, 0x012b592653589793ull, 0x4e7b2d0d9b47ba97ull, 0x34a35dc5ab7233eeull, 0xbbcbcc9dfb2ca865ull, 0xc113bc55cb19211cull, + 0x5863dbf1e3ac9decull, 0x22bbab39d3991495ull, 0xadd33a6183c78f1eull, 0xd70b4aa9b3f20667ull, 0x985b3e827bed2b63ull, 0xe2834e4a4bd8a21aull, + 0x6debdf121b863991ull, 0x1733afda2bb3b0e8ull, 0xf34b37458bb86399ull, 0x8993478dbb8deae0ull, 0x06fbd6d5ebd3716bull, 0x7c23a61ddbe6f812ull, + 0x3373d23613f9d516ull, 0x49aba2fe23cc5c6full, 0xc6c333a67392c7e4ull, 0xbc1b436e43a74e9dull, 0x95ac9329ac4bc9b5ull, 0xef74e3e19c7e40ccull, + 0x601c72b9cc20db47ull, 0x1ac40271fc15523eull, 0x5594765a340a7f3aull, 0x2f4c0692043ff643ull, 0xa02497ca54616dc8ull, 0xdafce7026454e4b1ull, + 0x3e847f9dc45f37c0ull, 0x445c0f55f46abeb9ull, 0xcb349e0da4342532ull, 0xb1eceec59401ac4bull, 0xfebc9aee5c1e814full, 0x8464ea266c2b0836ull, + 0x0b0c7b7e3c7593bdull, 0x71d40bb60c401ac4ull, 0xe8a46c1224f5a634ull, 0x927c1cda14c02f4dull, 0x1d148d82449eb4c6ull, 0x67ccfd4a74ab3dbfull, + 0x289c8961bcb410bbull, 0x5244f9a98c8199c2ull, 0xdd2c68f1dcdf0249ull, 0xa7f41839ecea8b30ull, 0x438c80a64ce15841ull, 0x3954f06e7cd4d138ull, + 0xb63c61362c8a4ab3ull, 0xcce411fe1cbfc3caull, 0x83b465d5d4a0eeceull, 0xf96c151de49567b7ull, 0x76048445b4cbfc3cull, 0x0cdcf48d84fe7545ull, + 0x6fbd6d5ebd3716b7ull, 0x15651d968d029fceull, 0x9a0d8ccedd5c0445ull, 0xe0d5fc06ed698d3cull, 0xaf85882d2576a038ull, 0xd55df8e515432941ull, + 0x5a3569bd451db2caull, 0x20ed197575283bb3ull, 0xc49581ead523e8c2ull, 0xbe4df122e51661bbull, 0x3125607ab548fa30ull, 0x4bfd10b2857d7349ull, + 0x04ad64994d625e4dull, 0x7e7514517d57d734ull, 0xf11d85092d094cbfull, 0x8bc5f5c11d3cc5c6ull, 0x12b5926535897936ull, 0x686de2ad05bcf04full, + 0xe70573f555e26bc4ull, 0x9ddd033d65d7e2bdull, 0xd28d7716adc8cfb9ull, 0xa85507de9dfd46c0ull, 0x273d9686cda3dd4bull, 0x5de5e64efd965432ull, + 0xb99d7ed15d9d8743ull, 0xc3450e196da80e3aull, 0x4c2d9f413df695b1ull, 0x36f5ef890dc31cc8ull, 0x79a59ba2c5dc31ccull, 0x037deb6af5e9b8b5ull, + 0x8c157a32a5b7233eull, 0xf6cd0afa9582aa47ull, 0x4ad64994d625e4daull, 0x300e395ce6106da3ull, 0xbf66a804b64ef628ull, 0xc5bed8cc867b7f51ull, + 0x8aeeace74e645255ull, 0xf036dc2f7e51db2cull, 0x7f5e4d772e0f40a7ull, 0x05863dbf1e3ac9deull, 0xe1fea520be311aafull, 0x9b26d5e88e0493d6ull, + 0x144e44b0de5a085dull, 0x6e963478ee6f8124ull, 0x21c640532670ac20ull, 0x5b1e309b16452559ull, 0xd476a1c3461bbed2ull, 0xaeaed10b762e37abull, + 0x37deb6af5e9b8b5bull, 0x4d06c6676eae0222ull, 0xc26e573f3ef099a9ull, 0xb8b627f70ec510d0ull, 0xf7e653dcc6da3dd4ull, 0x8d3e2314f6efb4adull, + 0x0256b24ca6b12f26ull, 0x788ec2849684a65full, 0x9cf65a1b368f752eull, 0xe62e2ad306bafc57ull, 0x6946bb8b56e467dcull, 0x139ecb4366d1eea5ull, + 0x5ccebf68aecec3a1ull, 0x2616cfa09efb4ad8ull, 0xa97e5ef8cea5d153ull, 0xd3a62e30fe90582aull, 0xb0c7b7e3c7593bd8ull, 0xca1fc72bf76cb2a1ull, + 0x45775673a732292aull, 0x3faf26bb9707a053ull, 0x70ff52905f188d57ull, 0x0a2722586f2d042eull, 0x854fb3003f739fa5ull, 0xff97c3c80f4616dcull, + 0x1bef5b57af4dc5adull, 0x61372b9f9f784cd4ull, 0xee5fbac7cf26d75full, 0x9487ca0fff135e26ull, 0xdbd7be24370c7322ull, 0xa10fceec0739fa5bull, + 0x2e675fb4576761d0ull, 0x54bf2f7c6752e8a9ull, 0xcdcf48d84fe75459ull, 0xb71738107fd2dd20ull, 0x387fa9482f8c46abull, 0x42a7d9801fb9cfd2ull, + 0x0df7adabd7a6e2d6ull, 0x772fdd63e7936bafull, 0xf8474c3bb7cdf024ull, 0x829f3cf387f8795dull, 0x66e7a46c27f3aa2cull, 0x1c3fd4a417c62355ull, + 0x935745fc4798b8deull, 0xe98f353477ad31a7ull, 0xa6df411fbfb21ca3ull, 0xdc0731d78f8795daull, 0x536fa08fdfd90e51ull, 0x29b7d047efec8728ull, + }; + + zpl_u32 zpl_crc32(void const *data, zpl_isize len) { + zpl_isize remaining; + zpl_u32 result = ~(cast(zpl_u32) 0); + zpl_u8 const *c = cast(zpl_u8 const *) data; + for (remaining = len; remaining--; c++) result = (result >> 8) ^ (zpl__crc32_table[(result ^ *c) & 0xff]); + return ~result; + } + + zpl_u64 zpl_crc64(void const *data, zpl_isize len) { + zpl_isize remaining; + zpl_u64 result = (cast(zpl_u64)0); + zpl_u8 const *c = cast(zpl_u8 const *) data; + for (remaining = len; remaining--; c++) result = (result >> 8) ^ (zpl__crc64_table[(result ^ *c) & 0xff]); + return result; + } + + zpl_u32 zpl_fnv32(void const *data, zpl_isize len) { + zpl_isize i; + zpl_u32 h = 0x811c9dc5; + zpl_u8 const *c = cast(zpl_u8 const *) data; + + for (i = 0; i < len; i++) h = (h * 0x01000193) ^ c[i]; + + return h; + } + + zpl_u64 zpl_fnv64(void const *data, zpl_isize len) { + zpl_isize i; + zpl_u64 h = 0xcbf29ce484222325ull; + zpl_u8 const *c = cast(zpl_u8 const *) data; + + for (i = 0; i < len; i++) h = (h * 0x100000001b3ll) ^ c[i]; + + return h; + } + + zpl_u32 zpl_fnv32a(void const *data, zpl_isize len) { + zpl_isize i; + zpl_u32 h = 0x811c9dc5; + zpl_u8 const *c = cast(zpl_u8 const *) data; + + for (i = 0; i < len; i++) h = (h ^ c[i]) * 0x01000193; + + return h; + } + + zpl_u64 zpl_fnv64a(void const *data, zpl_isize len) { + zpl_isize i; + zpl_u64 h = 0xcbf29ce484222325ull; + zpl_u8 const *c = cast(zpl_u8 const *) data; + + for (i = 0; i < len; i++) h = (h ^ c[i]) * 0x100000001b3ll; + + return h; + } + + // base64 implementation based on https://nachtimwald.com/2017/11/18/base64-encode-and-decode-in-c/ + // + zpl_global zpl_u8 zpl__base64_chars[] = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/"; + + + /* generated table based on: */ + #if 0 + void zpl__base64_decode_table() { + zpl_i32 inv[80]; + zpl_isize i; + + zpl_memset(inv, -1, zpl_size_of(inv)); + + for (i=0; i < zpl_size_of(zpl__base64_chars)-1; i++) { + inv[zpl__base64_chars[i]-43] = i; + } + } + #endif + /* === */ + zpl_global zpl_i32 zpl__base64_dec_table[] = { + 62, -1, -1, -1, 63, 52, 53, 54, 55, 56, 57, 58, + 59, 60, 61, -1, -1, -1, -1, -1, -1, -1, 0, 1, 2, 3, 4, 5, + 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, + 21, 22, 23, 24, 25, -1, -1, -1, -1, -1, -1, 26, 27, 28, + 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, + 43, 44, 45, 46, 47, 48, 49, 50, 51 }; + + zpl_isize zpl__base64_encoded_size(zpl_isize len) { + zpl_isize ret = len; + + if (len % 3 != 0) { + ret += 3 - (len % 3); + } + + ret /= 3; + ret *= 4; + + return ret; + } + + zpl_isize zpl__base64_decoded_size(void const *data) { + zpl_isize len, ret, i; + const zpl_u8 *s = cast(const zpl_u8 *)data; + + if (s == NULL) { + return 0; + } + + len = zpl_strlen(cast(const char*)s); + ret = len / 4 * 3; + + for (i=len; i-- > 0;) { + if (s[i] == '=') { + ret--; + } else { + break; + } + } + + return ret; + } + + zpl_b32 zpl__base64_valid_char(zpl_u8 c) { + if (c >= '0' && c <= '9') + return true; + if (c >= 'A' && c <= 'Z') + return true; + if (c >= 'a' && c <= 'z') + return true; + if (c == '+' || c == '/' || c == '=') + return true; + + return false; + } + + zpl_u8 *zpl_base64_encode(zpl_allocator a, void const *data, zpl_isize len) { + const zpl_u8 *s = cast(const zpl_u8*)data; + zpl_u8 *ret = NULL; + zpl_isize enc_len, i, j, v; + + if (data == NULL || len == 0) { + return NULL; + } + + enc_len = zpl__base64_encoded_size(len); + ret = cast(zpl_u8 *)zpl_alloc(a, enc_len+1); + ret[enc_len] = 0; + + for (i=0, j=0; i < len; i+=3, j+=4) { + v = s[i]; + v = (i+1 < len) ? (v << 8 | s[i+1]) : (v << 8); + v = (i+2 < len) ? (v << 8 | s[i+2]) : (v << 8); + + ret[j] = zpl__base64_chars[(v >> 18) & 0x3F]; + ret[j+1] = zpl__base64_chars[(v >> 12) & 0x3F]; + + if (i+1 < len) + ret[j+2] = zpl__base64_chars[(v >> 6) & 0x3F]; + + else ret[j+2] = '='; + + if (i+2 < len) + ret[j+3] = zpl__base64_chars[v & 0x3F]; + + else ret[j+3] = '='; + + } + + return ret; + } + + zpl_u8 *zpl_base64_decode(zpl_allocator a, void const *data, zpl_isize len) { + const zpl_u8 *s = cast(const zpl_u8*)data; + zpl_u8 *ret = NULL; + zpl_isize alen, i, j, v; + + if (data == NULL) { + return NULL; + } + + alen = zpl__base64_decoded_size(s); + ret = cast(zpl_u8 *)zpl_alloc(a, alen+1); + + ZPL_ASSERT_NOT_NULL(ret); + + ret[alen] = 0; + + for (i=0; i> 16) & 0xFF; + + if (s[i+2] != '=') + ret[j+1] = (v >> 8) & 0xFF; + + if (s[i+3] != '=') + ret[j+2] = v & 0xFF; + } + + return ret; + } + + zpl_u32 zpl_murmur32_seed(void const *data, zpl_isize len, zpl_u32 seed) { + zpl_u32 const c1 = 0xcc9e2d51; + zpl_u32 const c2 = 0x1b873593; + zpl_u32 const r1 = 15; + zpl_u32 const r2 = 13; + zpl_u32 const m = 5; + zpl_u32 const n = 0xe6546b64; + + zpl_isize i, nblocks = len / 4; + zpl_u32 hash = seed, k1 = 0; + zpl_u32 const *blocks = cast(zpl_u32 const *) data; + zpl_u8 const *tail = cast(zpl_u8 const *)(data) + nblocks * 4; + + for (i = 0; i < nblocks; i++) { + zpl_u32 k = blocks[i]; + k *= c1; + k = (k << r1) | (k >> (32 - r1)); + k *= c2; + + hash ^= k; + hash = ((hash << r2) | (hash >> (32 - r2))) * m + n; + } + + switch (len & 3) { + case 3: k1 ^= tail[2] << 16; + case 2: k1 ^= tail[1] << 8; + case 1: + k1 ^= tail[0]; + + k1 *= c1; + k1 = (k1 << r1) | (k1 >> (32 - r1)); + k1 *= c2; + hash ^= k1; + } + + hash ^= len; + hash ^= (hash >> 16); + hash *= 0x85ebca6b; + hash ^= (hash >> 13); + hash *= 0xc2b2ae35; + hash ^= (hash >> 16); + + return hash; + } + + zpl_u64 zpl_murmur64_seed(void const *data_, zpl_isize len, zpl_u64 seed) { + zpl_u64 const m = 0xc6a4a7935bd1e995ULL; + zpl_i32 const r = 47; + + zpl_u64 h = seed ^ (len * m); + + zpl_u64 const *data = cast(zpl_u64 const *) data_; + zpl_u8 const *data2 = cast(zpl_u8 const *) data_; + zpl_u64 const *end = data + (len / 8); + + while (data != end) { + zpl_u64 k = *data++; + + k *= m; + k ^= k >> r; + k *= m; + + h ^= k; + h *= m; + } + + switch (len & 7) { + case 7: h ^= cast(zpl_u64)(data2[6]) << 48; + case 6: h ^= cast(zpl_u64)(data2[5]) << 40; + case 5: h ^= cast(zpl_u64)(data2[4]) << 32; + case 4: h ^= cast(zpl_u64)(data2[3]) << 24; + case 3: h ^= cast(zpl_u64)(data2[2]) << 16; + case 2: h ^= cast(zpl_u64)(data2[1]) << 8; + case 1: h ^= cast(zpl_u64)(data2[0]); + h *= m; + }; + + h ^= h >> r; + h *= m; + h ^= h >> r; + + return h; + } + + ZPL_END_C_DECLS + #endif + + #if defined(ZPL_MODULE_REGEX) + // file: source/regex.c + + #ifdef ZPL_EDITOR + #include + #endif + + ZPL_BEGIN_C_DECLS + + typedef enum zplreOp { + ZPL_RE_OP_BEGIN_CAPTURE, + ZPL_RE_OP_END_CAPTURE, + + ZPL_RE_OP_BEGINNING_OF_LINE, + ZPL_RE_OP_END_OF_LINE, + + ZPL_RE_OP_EXACT_MATCH, + ZPL_RE_OP_META_MATCH, + + ZPL_RE_OP_ANY, + ZPL_RE_OP_ANY_OF, + ZPL_RE_OP_ANY_BUT, + + ZPL_RE_OP_ZERO_OR_MORE, + ZPL_RE_OP_ONE_OR_MORE, + ZPL_RE_OP_ZERO_OR_MORE_SHORTEST, + ZPL_RE_OP_ONE_OR_MORE_SHORTEST, + ZPL_RE_OP_ZERO_OR_ONE, + + ZPL_RE_OP_BRANCH_START, + ZPL_RE_OP_BRANCH_END + } zplreOp; + + typedef enum zplreCode { + ZPL_RE_CODE_NULL = 0x0000, + ZPL_RE_CODE_WHITESPACE = 0x0100, + ZPL_RE_CODE_NOT_WHITESPACE = 0x0200, + ZPL_RE_CODE_DIGIT = 0x0300, + ZPL_RE_CODE_NOT_DIGIT = 0x0400, + ZPL_RE_CODE_ALPHA = 0x0500, + ZPL_RE_CODE_LOWER = 0x0600, + ZPL_RE_CODE_UPPER = 0x0700, + ZPL_RE_CODE_WORD = 0x0800, + ZPL_RE_CODE_NOT_WORD = 0x0900, + + ZPL_RE_CODE_XDIGIT = 0x0a00, + ZPL_RE_CODE_PRINTABLE = 0x0b00, + } zplreCode; + + typedef struct { + zpl_isize op, offset; + } zpl_re_ctx; + + enum { + ZPL_RE__NO_MATCH = -1, + ZPL_RE__INTERNAL_FAILURE = -2, + }; + + static char const ZPL_RE__META_CHARS[] = "^$()[].*+?|\\"; + static char const ZPL_RE__WHITESPACE[] = " \r\t\n\v\f"; + #define ZPL_RE__LITERAL(str) (str), zpl_size_of(str)-1 + + static zpl_re_ctx zpl_re__exec_single(zpl_re *re, zpl_isize op, char const *str, zpl_isize str_len, zpl_isize offset, zpl_re_capture *captures, zpl_isize max_capture_count); + static zpl_re_ctx zpl_re__exec(zpl_re *re, zpl_isize op, char const *str, zpl_isize str_len, zpl_isize offset, zpl_re_capture *captures, zpl_isize max_capture_count); + + static zpl_re_ctx zpl_re__ctx_no_match(zpl_isize op) { + zpl_re_ctx c; + c.op = op; + c.offset = ZPL_RE__NO_MATCH; + return c; + } + + static zpl_re_ctx zpl_re__ctx_internal_failure(zpl_isize op) { + zpl_re_ctx c; + c.op = op; + c.offset = ZPL_RE__INTERNAL_FAILURE; + return c; + } + + static zpl_u8 zpl_re__hex(char const *s) { + return ((zpl_char_to_hex_digit(*s) << 4) & 0xf0) | (zpl_char_to_hex_digit(*(s+1)) & 0x0f); + } + + static zpl_isize zpl_re__strfind(char const *s, zpl_isize len, char c, zpl_isize offset) { + if (offset < len) { + char const *found = (char const *)zpl_memchr(s+offset, c, len-offset); + if (found) + return found - s; + } - if (!GetExitCodeProcess(process->win32_handle, cast(LPDWORD)&ret_code)) { - zpl_pr_destroy(process); return -1; } - zpl_pr_destroy(process); + static zpl_b32 zpl_re__match_escape(char c, int code) { + switch (code) { + case ZPL_RE_CODE_NULL: return c == 0; + case ZPL_RE_CODE_WHITESPACE: return zpl_re__strfind(ZPL_RE__LITERAL(ZPL_RE__WHITESPACE), c, 0) >= 0; + case ZPL_RE_CODE_NOT_WHITESPACE: return zpl_re__strfind(ZPL_RE__LITERAL(ZPL_RE__WHITESPACE), c, 0) < 0; + case ZPL_RE_CODE_DIGIT: return (c >= '0' && c <= '9'); + case ZPL_RE_CODE_NOT_DIGIT: return !(c >= '0' && c <= '9'); + case ZPL_RE_CODE_ALPHA: return (c >= 'A' && c <= 'Z') || (c >= 'a' && c <= 'z'); + case ZPL_RE_CODE_LOWER: return (c >= 'a' && c <= 'z'); + case ZPL_RE_CODE_UPPER: return (c >= 'A' && c <= 'Z'); - return ret_code; - #else - ZPL_NOT_IMPLEMENTED; - ret_code = -1; - return ret_code; - #endif - } + /* TODO(bill): Make better? */ + case ZPL_RE_CODE_WORD: return (c >= 'A' && c <= 'Z') || (c >= 'a' && c <= 'z') || (c >= '0' && c <= '9') || c == '_'; + case ZPL_RE_CODE_NOT_WORD: return !((c >= 'A' && c <= 'Z') || (c >= 'a' && c <= 'z') || (c >= '0' && c <= '9') || c == '_'); - void zpl_pr_destroy(zpl_pr *process) { - ZPL_ASSERT_NOT_NULL(process); - - #ifdef ZPL_SYSTEM_WINDOWS - if (process->f_stdin) { - fclose(cast(FILE *)process->f_stdin); - } - - fclose(cast(FILE *)process->f_stdout); - - if (process->f_stderr != process->f_stdout) { - fclose(cast(FILE *)process->f_stderr); - } - - CloseHandle(process->win32_handle); - - zpl__pr_close_file_handles(process); - #else - ZPL_NOT_IMPLEMENTED; - #endif - } - - void zpl_pr_terminate(zpl_pr *process, zpl_i32 err_code) { - ZPL_ASSERT_NOT_NULL(process); - - #ifdef ZPL_SYSTEM_WINDOWS - TerminateProcess(process->win32_handle, cast(UINT)err_code); - zpl_pr_destroy(process); - #else - ZPL_NOT_IMPLEMENTED; - #endif - } - - ZPL_END_C_DECLS -#endif - -#if defined(ZPL_MODULE_MATH) - // file: source/math.c - - #ifdef ZPL_EDITOR - #include - #endif - - - #if !defined(ZPL_NO_MATH_H) - #include - #endif - - ZPL_BEGIN_C_DECLS - - //////////////////////////////////////////////////////////////// - // - // Math - // - - zpl_f32 zpl_to_radians(zpl_f32 degrees) { return degrees * ZPL_TAU / 360.0f; } - zpl_f32 zpl_to_degrees(zpl_f32 radians) { return radians * 360.0f / ZPL_TAU; } - - zpl_f32 zpl_angle_diff(zpl_f32 radians_a, zpl_f32 radians_b) { - zpl_f32 delta = zpl_mod(radians_b - radians_a, ZPL_TAU); - delta = zpl_mod(delta + 1.5f * ZPL_TAU, ZPL_TAU); - delta -= 0.5f * ZPL_TAU; - return delta; - } - - zpl_f32 zpl_copy_sign(zpl_f32 x, zpl_f32 y) { - zpl_i32 ix, iy; - zpl_f32 r; - zpl_memcopy(&ix, &x, zpl_size_of(x)); - zpl_memcopy(&iy, &y, zpl_size_of(y)); - - ix &= 0x7fffffff; - ix |= iy & 0x80000000; - zpl_memcopy(&r, &ix, zpl_size_of(ix)); - return r; - } - - zpl_f32 zpl_remainder(zpl_f32 x, zpl_f32 y) { return x - (zpl_round(x / y) * y); } - - zpl_f32 zpl_mod(zpl_f32 x, zpl_f32 y) { - zpl_f32 result; - y = zpl_abs(y); - result = zpl_remainder(zpl_abs(x), y); - if (zpl_sign(result)) result += y; - return zpl_copy_sign(result, x); - } - - zpl_f64 zpl_copy_sign64(zpl_f64 x, zpl_f64 y) { - zpl_i64 ix, iy; - zpl_f64 r; - zpl_memcopy(&ix, &x, zpl_size_of(x)); - zpl_memcopy(&iy, &y, zpl_size_of(y)); - - ix &= 0x7fffffffffffffff; - ix |= iy & 0x8000000000000000; - zpl_memcopy(&r, &ix, zpl_size_of(ix)); - return r; - } - - zpl_f64 zpl_floor64(zpl_f64 x) { return cast(zpl_f64)((x >= 0.0) ? cast(zpl_i64) x : cast(zpl_i64)(x - 0.9999999999999999)); } - zpl_f64 zpl_ceil64(zpl_f64 x) { return cast(zpl_f64)((x < 0) ? cast(zpl_i64) x : (cast(zpl_i64) x) + 1); } - zpl_f64 zpl_round64(zpl_f64 x) { return cast(zpl_f64)((x >= 0.0) ? zpl_floor64(x + 0.5) : zpl_ceil64(x - 0.5)); } - zpl_f64 zpl_remainder64(zpl_f64 x, zpl_f64 y) { return x - (zpl_round64(x / y) * y); } - zpl_f64 zpl_abs64(zpl_f64 x) { return x < 0 ? -x : x; } - zpl_f64 zpl_sign64(zpl_f64 x) { return x < 0 ? -1.0 : +1.0; } - - zpl_f64 zpl_mod64(zpl_f64 x, zpl_f64 y) { - zpl_f64 result; - y = zpl_abs64(y); - result = zpl_remainder64(zpl_abs64(x), y); - if (zpl_sign64(result)) result += y; - return zpl_copy_sign64(result, x); - } - - zpl_f32 zpl_quake_rsqrt(zpl_f32 a) { - union { - int i; - zpl_f32 f; - } t; - zpl_f32 x2; - zpl_f32 const three_halfs = 1.5f; - - x2 = a * 0.5f; - t.f = a; - t.i = 0x5f375a86 - (t.i >> 1); /* What the fuck? */ - t.f = t.f * (three_halfs - (x2 * t.f * t.f)); /* 1st iteration */ - t.f = t.f * (three_halfs - (x2 * t.f * t.f)); /* 2nd iteration, this can be removed */ - - return t.f; - } - - #if defined(ZPL_NO_MATH_H) - #if defined(_MSC_VER) - - zpl_f32 zpl_rsqrt(zpl_f32 a) { return _mm_cvtss_f32(_mm_rsqrt_ss(_mm_set_ss(a))); } - zpl_f32 zpl_sqrt(zpl_f32 a) { return _mm_cvtss_f32(_mm_sqrt_ss(_mm_set_ss(a))); }; - - zpl_f32 zpl_sin(zpl_f32 a) { - static zpl_f32 const a0 = +1.91059300966915117e-31f; - static zpl_f32 const a1 = +1.00086760103908896f; - static zpl_f32 const a2 = -1.21276126894734565e-2f; - static zpl_f32 const a3 = -1.38078780785773762e-1f; - static zpl_f32 const a4 = -2.67353392911981221e-2f; - static zpl_f32 const a5 = +2.08026600266304389e-2f; - static zpl_f32 const a6 = -3.03996055049204407e-3f; - static zpl_f32 const a7 = +1.38235642404333740e-4f; - return a0 + a * (a1 + a * (a2 + a * (a3 + a * (a4 + a * (a5 + a * (a6 + a * a7)))))); + /* TODO(bill): Maybe replace with between tests? */ + case ZPL_RE_CODE_XDIGIT: return zpl_re__strfind(ZPL_RE__LITERAL("0123456789ABCDEFabcdef"), c, 0) >= 0; + case ZPL_RE_CODE_PRINTABLE: return c >= 0x20 && c <= 0x7e; + default: break; } - zpl_f32 zpl_cos(zpl_f32 a) { - static zpl_f32 const a0 = +1.00238601909309722f; - static zpl_f32 const a1 = -3.81919947353040024e-2f; - static zpl_f32 const a2 = -3.94382342128062756e-1f; - static zpl_f32 const a3 = -1.18134036025221444e-1f; - static zpl_f32 const a4 = +1.07123798512170878e-1f; - static zpl_f32 const a5 = -1.86637164165180873e-2f; - static zpl_f32 const a6 = +9.90140908664079833e-4f; - static zpl_f32 const a7 = -5.23022132118824778e-14f; - return a0 + a * (a1 + a * (a2 + a * (a3 + a * (a4 + a * (a5 + a * (a6 + a * a7)))))); - } - - zpl_f32 zpl_tan(zpl_f32 radians) { - zpl_f32 rr = radians * radians; - zpl_f32 a = 9.5168091e-03f; - a *= rr; - a += 2.900525e-03f; - a *= rr; - a += 2.45650893e-02f; - a *= rr; - a += 5.33740603e-02f; - a *= rr; - a += 1.333923995e-01f; - a *= rr; - a += 3.333314036e-01f; - a *= rr; - a += 1.0f; - a *= radians; - return a; - } - - zpl_f32 zpl_arcsin(zpl_f32 a) { return zpl_arctan2(a, zpl_sqrt((1.0f + a) * (1.0f - a))); } - zpl_f32 zpl_arccos(zpl_f32 a) { return zpl_arctan2(zpl_sqrt((1.0f + a) * (1.0f - a)), a); } - - zpl_f32 zpl_arctan(zpl_f32 a) { - zpl_f32 u = a * a; - zpl_f32 u2 = u * u; - zpl_f32 u3 = u2 * u; - zpl_f32 u4 = u3 * u; - zpl_f32 f = 1.0f + 0.33288950512027f * u - 0.08467922817644f * u2 + 0.03252232640125f * u3 - 0.00749305860992f * u4; - return a / f; - } - - zpl_f32 zpl_arctan2(zpl_f32 y, zpl_f32 x) { - if (zpl_abs(x) > zpl_abs(y)) { - zpl_f32 a = zpl_arctan(y / x); - if (x > 0.0f) - return a; - else - return y > 0.0f ? a + ZPL_TAU_OVER_2 : a - ZPL_TAU_OVER_2; - } else { - zpl_f32 a = zpl_arctan(x / y); - if (x > 0.0f) - return y > 0.0f ? ZPL_TAU_OVER_4 - a : -ZPL_TAU_OVER_4 - a; - else - return y > 0.0f ? ZPL_TAU_OVER_4 + a : -ZPL_TAU_OVER_4 + a; - } - } - - zpl_f32 zpl_exp(zpl_f32 a) { - union { - zpl_f32 f; - int i; - } u, v; - u.i = (int)(6051102 * a + 1056478197); - v.i = (int)(1056478197 - 6051102 * a); - return u.f / v.f; - } - - zpl_f32 zpl_log(zpl_f32 a) { - union { - zpl_f32 f; - int i; - } u = { a }; - return (u.i - 1064866805) * 8.262958405176314e-8f; /* 1 / 12102203.0; */ - } - - zpl_f32 zpl_pow(zpl_f32 a, zpl_f32 b) { - int flipped = 0, e; - zpl_f32 f, r = 1.0f; - if (b < 0) { - flipped = 1; - b = -b; - } - - e = (int)b; - f = zpl_exp(b - e); - - while (e) { - if (e & 1) r *= a; - a *= a; - e >>= 1; - } - - r *= f; - return flipped ? 1.0f / r : r; - } - - #else - - zpl_f32 zpl_rsqrt(zpl_f32 a) { return 1.0f / __builtin_sqrt(a); } - zpl_f32 zpl_sqrt(zpl_f32 a) { return __builtin_sqrt(a); } - zpl_f32 zpl_sin(zpl_f32 radians) { return __builtin_sinf(radians); } - zpl_f32 zpl_cos(zpl_f32 radians) { return __builtin_cosf(radians); } - zpl_f32 zpl_tan(zpl_f32 radians) { return __builtin_tanf(radians); } - zpl_f32 zpl_arcsin(zpl_f32 a) { return __builtin_asinf(a); } - zpl_f32 zpl_arccos(zpl_f32 a) { return __builtin_acosf(a); } - zpl_f32 zpl_arctan(zpl_f32 a) { return __builtin_atanf(a); } - zpl_f32 zpl_arctan2(zpl_f32 y, zpl_f32 x) { return __builtin_atan2f(y, x); } - - zpl_f32 zpl_exp(zpl_f32 x) { return __builtin_expf(x); } - zpl_f32 zpl_log(zpl_f32 x) { return __builtin_logf(x); } - - // TODO: Should this be zpl_exp(y * zpl_log(x)) ??? - zpl_f32 zpl_pow(zpl_f32 x, zpl_f32 y) { return __builtin_powf(x, y); } - - #endif - #else - zpl_f32 zpl_rsqrt(zpl_f32 a) { return 1.0f / sqrtf(a); } - zpl_f32 zpl_sqrt(zpl_f32 a) { return sqrtf(a); }; - zpl_f32 zpl_sin(zpl_f32 radians) { return sinf(radians); }; - zpl_f32 zpl_cos(zpl_f32 radians) { return cosf(radians); }; - zpl_f32 zpl_tan(zpl_f32 radians) { return tanf(radians); }; - zpl_f32 zpl_arcsin(zpl_f32 a) { return asinf(a); }; - zpl_f32 zpl_arccos(zpl_f32 a) { return acosf(a); }; - zpl_f32 zpl_arctan(zpl_f32 a) { return atanf(a); }; - zpl_f32 zpl_arctan2(zpl_f32 y, zpl_f32 x) { return atan2f(y, x); }; - - zpl_f32 zpl_exp(zpl_f32 x) { return expf(x); } - zpl_f32 zpl_log(zpl_f32 x) { return logf(x); } - zpl_f32 zpl_pow(zpl_f32 x, zpl_f32 y) { return powf(x, y); } - #endif - - zpl_f32 zpl_exp2(zpl_f32 x) { return zpl_exp(ZPL_LOG_TWO * x); } - zpl_f32 zpl_log2(zpl_f32 x) { return zpl_log(x) / ZPL_LOG_TWO; } - - zpl_f32 zpl_fast_exp(zpl_f32 x) { - /* NOTE: Only works in the range -1 <= x <= +1 */ - zpl_f32 e = 1.0f + x * (1.0f + x * 0.5f * (1.0f + x * 0.3333333333f * (1.0f + x * 0.25f * (1.0f + x * 0.2f)))); - return e; - } - - zpl_f32 zpl_fast_exp2(zpl_f32 x) { return zpl_fast_exp(ZPL_LOG_TWO * x); } - - zpl_f32 zpl_round(zpl_f32 x) { return (float)((x >= 0.0f) ? zpl_floor(x + 0.5f) : zpl_ceil(x - 0.5f)); } - zpl_f32 zpl_floor(zpl_f32 x) { return (float)((x >= 0.0f) ? (int)x : (int)(x - 0.9999999999999999f)); } - zpl_f32 zpl_ceil(zpl_f32 x) { return (float)((x < 0.0f) ? (int)x : ((int)x) + 1); } - - zpl_f32 zpl_half_to_float(zpl_half value) { - union { - unsigned int i; - zpl_f32 f; - } result; - int s = (value >> 15) & 0x001; - int e = (value >> 10) & 0x01f; - int m = value & 0x3ff; - - if (e == 0) { - if (m == 0) { - /* Plus or minus zero */ - result.i = (unsigned int)(s << 31); - return result.f; - } else { - /* Denormalized number */ - while (!(m & 0x00000400)) { - m <<= 1; - e -= 1; - } - - e += 1; - m &= ~0x00000400; - } - } else if (e == 31) { - if (m == 0) { - /* Positive or negative infinity */ - result.i = (unsigned int)((s << 31) | 0x7f800000); - return result.f; - } else { - /* Nan */ - result.i = (unsigned int)((s << 31) | 0x7f800000 | (m << 13)); - return result.f; - } - } - - e = e + (127 - 15); - m = m << 13; - - result.i = (unsigned int)((s << 31) | (e << 23) | m); - return result.f; - } - - zpl_half zpl_float_to_half(zpl_f32 value) { - union { - unsigned int i; - zpl_f32 f; - } v; - int i, s, e, m; - - v.f = value; - i = (int)v.i; - - s = (i >> 16) & 0x00008000; - e = ((i >> 23) & 0x000000ff) - (127 - 15); - m = i & 0x007fffff; - - if (e <= 0) { - if (e < -10) return (zpl_half)s; - m = (m | 0x00800000) >> (1 - e); - - if (m & 0x00001000) m += 0x00002000; - - return (zpl_half)(s | (m >> 13)); - } else if (e == 0xff - (127 - 15)) { - if (m == 0) { - return (zpl_half)(s | 0x7c00); /* NOTE: infinity */ - } else { - /* NOTE: NAN */ - m >>= 13; - return (zpl_half)(s | 0x7c00 | m | (m == 0)); - } - } else { - if (m & 0x00001000) { - m += 0x00002000; - if (m & 0x00800000) { - m = 0; - e += 1; - } - } - - if (e > 30) { - zpl_f32 volatile f = 1e12f; - int j; - for (j = 0; j < 10; j++) f *= f; /* NOTE: Cause overflow */ - - return (zpl_half)(s | 0x7c00); - } - - return (zpl_half)(s | (e << 10) | (m >> 13)); - } - } - - #define ZPL_VEC2_2OP(a, c, post) \ - a->x = c.x post; \ - a->y = c.y post; - - #define ZPL_VEC2_3OP(a, b, op, c, post) \ - a->x = b.x op c.x post; \ - a->y = b.y op c.y post; - - #define ZPL_VEC3_2OP(a, c, post) \ - a->x = c.x post; \ - a->y = c.y post; \ - a->z = c.z post; - - #define ZPL_VEC3_3OP(a, b, op, c, post) \ - a->x = b.x op c.x post; \ - a->y = b.y op c.y post; \ - a->z = b.z op c.z post; - - #define ZPL_VEC4_2OP(a, c, post) \ - a->x = c.x post; \ - a->y = c.y post; \ - a->z = c.z post; \ - a->w = c.w post; - - #define ZPL_VEC4_3OP(a, b, op, c, post) \ - a->x = b.x op c.x post; \ - a->y = b.y op c.y post; \ - a->z = b.z op c.z post; \ - a->w = b.w op c.w post; - - zpl_vec2 zpl_vec2f_zero(void) { - zpl_vec2 v = { 0, 0 }; - return v; - } - zpl_vec2 zpl_vec2f(zpl_f32 x, zpl_f32 y) { - zpl_vec2 v; - v.x = x; - v.y = y; - return v; - } - zpl_vec2 zpl_vec2fv(zpl_f32 x[2]) { - zpl_vec2 v; - v.x = x[0]; - v.y = x[1]; - return v; - } - - zpl_vec3 zpl_vec3f_zero(void) { - zpl_vec3 v = { 0, 0, 0 }; - return v; - } - zpl_vec3 zpl_vec3f(zpl_f32 x, zpl_f32 y, zpl_f32 z) { - zpl_vec3 v; - v.x = x; - v.y = y; - v.z = z; - return v; - } - zpl_vec3 zpl_vec3fv(zpl_f32 x[3]) { - zpl_vec3 v; - v.x = x[0]; - v.y = x[1]; - v.z = x[2]; - return v; - } - - zpl_vec4 zpl_vec4f_zero(void) { - zpl_vec4 v = { 0, 0, 0, 0 }; - return v; - } - zpl_vec4 zpl_vec4f(zpl_f32 x, zpl_f32 y, zpl_f32 z, zpl_f32 w) { - zpl_vec4 v; - v.x = x; - v.y = y; - v.z = z; - v.w = w; - return v; - } - zpl_vec4 zpl_vec4fv(zpl_f32 x[4]) { - zpl_vec4 v; - v.x = x[0]; - v.y = x[1]; - v.z = x[2]; - v.w = x[3]; - return v; - } - - zpl_f32 zpl_vec2_max(zpl_vec2 v) { return zpl_max(v.x, v.y); } - zpl_f32 zpl_vec2_side(zpl_vec2 p, zpl_vec2 q, zpl_vec2 r) { return ((q.x - p.x) * (r.y - p.y) - (r.x - p.x) * (q.y - p.y)); } - - void zpl_vec2_add(zpl_vec2 *d, zpl_vec2 v0, zpl_vec2 v1) { ZPL_VEC2_3OP(d, v0, +, v1, +0); } - void zpl_vec2_sub(zpl_vec2 *d, zpl_vec2 v0, zpl_vec2 v1) { ZPL_VEC2_3OP(d, v0, -, v1, +0); } - void zpl_vec2_mul(zpl_vec2 *d, zpl_vec2 v, zpl_f32 s) { ZPL_VEC2_2OP(d, v, *s); } - void zpl_vec2_div(zpl_vec2 *d, zpl_vec2 v, zpl_f32 s) { ZPL_VEC2_2OP(d, v, / s); } - - zpl_f32 zpl_vec3_max(zpl_vec3 v) { return zpl_max3(v.x, v.y, v.z); } - - void zpl_vec3_add(zpl_vec3 *d, zpl_vec3 v0, zpl_vec3 v1) { ZPL_VEC3_3OP(d, v0, +, v1, +0); } - void zpl_vec3_sub(zpl_vec3 *d, zpl_vec3 v0, zpl_vec3 v1) { ZPL_VEC3_3OP(d, v0, -, v1, +0); } - void zpl_vec3_mul(zpl_vec3 *d, zpl_vec3 v, zpl_f32 s) { ZPL_VEC3_2OP(d, v, *s); } - void zpl_vec3_div(zpl_vec3 *d, zpl_vec3 v, zpl_f32 s) { ZPL_VEC3_2OP(d, v, / s); } - - void zpl_vec4_add(zpl_vec4 *d, zpl_vec4 v0, zpl_vec4 v1) { ZPL_VEC4_3OP(d, v0, +, v1, +0); } - void zpl_vec4_sub(zpl_vec4 *d, zpl_vec4 v0, zpl_vec4 v1) { ZPL_VEC4_3OP(d, v0, -, v1, +0); } - void zpl_vec4_mul(zpl_vec4 *d, zpl_vec4 v, zpl_f32 s) { ZPL_VEC4_2OP(d, v, *s); } - void zpl_vec4_div(zpl_vec4 *d, zpl_vec4 v, zpl_f32 s) { ZPL_VEC4_2OP(d, v, / s); } - - void zpl_vec2_addeq(zpl_vec2 *d, zpl_vec2 v) { ZPL_VEC2_3OP(d, (*d), +, v, +0); } - void zpl_vec2_subeq(zpl_vec2 *d, zpl_vec2 v) { ZPL_VEC2_3OP(d, (*d), -, v, +0); } - void zpl_vec2_muleq(zpl_vec2 *d, zpl_f32 s) { ZPL_VEC2_2OP(d, (*d), *s); } - void zpl_vec2_diveq(zpl_vec2 *d, zpl_f32 s) { ZPL_VEC2_2OP(d, (*d), / s); } - - void zpl_vec3_addeq(zpl_vec3 *d, zpl_vec3 v) { ZPL_VEC3_3OP(d, (*d), +, v, +0); } - void zpl_vec3_subeq(zpl_vec3 *d, zpl_vec3 v) { ZPL_VEC3_3OP(d, (*d), -, v, +0); } - void zpl_vec3_muleq(zpl_vec3 *d, zpl_f32 s) { ZPL_VEC3_2OP(d, (*d), *s); } - void zpl_vec3_diveq(zpl_vec3 *d, zpl_f32 s) { ZPL_VEC3_2OP(d, (*d), / s); } - - void zpl_vec4_addeq(zpl_vec4 *d, zpl_vec4 v) { ZPL_VEC4_3OP(d, (*d), +, v, +0); } - void zpl_vec4_subeq(zpl_vec4 *d, zpl_vec4 v) { ZPL_VEC4_3OP(d, (*d), -, v, +0); } - void zpl_vec4_muleq(zpl_vec4 *d, zpl_f32 s) { ZPL_VEC4_2OP(d, (*d), *s); } - void zpl_vec4_diveq(zpl_vec4 *d, zpl_f32 s) { ZPL_VEC4_2OP(d, (*d), / s); } - - #undef ZPL_VEC2_2OP - #undef ZPL_VEC2_3OP - #undef ZPL_VEC3_3OP - #undef ZPL_VEC3_2OP - #undef ZPL_VEC4_2OP - #undef ZPL_VEC4_3OP - - zpl_f32 zpl_vec2_dot(zpl_vec2 v0, zpl_vec2 v1) { return v0.x * v1.x + v0.y * v1.y; } - zpl_f32 zpl_vec3_dot(zpl_vec3 v0, zpl_vec3 v1) { return v0.x * v1.x + v0.y * v1.y + v0.z * v1.z; } - zpl_f32 zpl_vec4_dot(zpl_vec4 v0, zpl_vec4 v1) { return v0.x * v1.x + v0.y * v1.y + v0.z * v1.z + v0.w * v1.w; } - - void zpl_vec2_cross(zpl_f32 *d, zpl_vec2 v0, zpl_vec2 v1) { *d = v0.x * v1.y - v1.x * v0.y; } - void zpl_vec3_cross(zpl_vec3 *d, zpl_vec3 v0, zpl_vec3 v1) { - d->x = v0.y * v1.z - v0.z * v1.y; - d->y = v0.z * v1.x - v0.x * v1.z; - d->z = v0.x * v1.y - v0.y * v1.x; - } - - zpl_f32 zpl_vec2_mag2(zpl_vec2 v) { return zpl_vec2_dot(v, v); } - zpl_f32 zpl_vec3_mag2(zpl_vec3 v) { return zpl_vec3_dot(v, v); } - zpl_f32 zpl_vec4_mag2(zpl_vec4 v) { return zpl_vec4_dot(v, v); } - - /* TODO: Create custom sqrt function */ - zpl_f32 zpl_vec2_mag(zpl_vec2 v) { return zpl_sqrt(zpl_vec2_dot(v, v)); } - zpl_f32 zpl_vec3_mag(zpl_vec3 v) { return zpl_sqrt(zpl_vec3_dot(v, v)); } - zpl_f32 zpl_vec4_mag(zpl_vec4 v) { return zpl_sqrt(zpl_vec4_dot(v, v)); } - - void zpl_vec2_norm(zpl_vec2 *d, zpl_vec2 v) { - zpl_f32 inv_mag = zpl_rsqrt(zpl_vec2_dot(v, v)); - zpl_vec2_mul(d, v, inv_mag); - } - void zpl_vec3_norm(zpl_vec3 *d, zpl_vec3 v) { - zpl_f32 mag = zpl_vec3_mag(v); - zpl_vec3_div(d, v, mag); - } - void zpl_vec4_norm(zpl_vec4 *d, zpl_vec4 v) { - zpl_f32 mag = zpl_vec4_mag(v); - zpl_vec4_div(d, v, mag); - } - - void zpl_vec2_norm0(zpl_vec2 *d, zpl_vec2 v) { - zpl_f32 mag = zpl_vec2_mag(v); - if (mag > 0) - zpl_vec2_div(d, v, mag); - else - *d = zpl_vec2f_zero( ); - } - void zpl_vec3_norm0(zpl_vec3 *d, zpl_vec3 v) { - zpl_f32 mag = zpl_vec3_mag(v); - if (mag > 0) - zpl_vec3_div(d, v, mag); - else - *d = zpl_vec3f_zero( ); - } - void zpl_vec4_norm0(zpl_vec4 *d, zpl_vec4 v) { - zpl_f32 mag = zpl_vec4_mag(v); - if (mag > 0) - zpl_vec4_div(d, v, mag); - else - *d = zpl_vec4f_zero( ); - } - - void zpl_vec2_reflect(zpl_vec2 *d, zpl_vec2 i, zpl_vec2 n) { - zpl_vec2 b = n; - zpl_vec2_muleq(&b, 2.0f * zpl_vec2_dot(n, i)); - zpl_vec2_sub(d, i, b); - } - - void zpl_vec3_reflect(zpl_vec3 *d, zpl_vec3 i, zpl_vec3 n) { - zpl_vec3 b = n; - zpl_vec3_muleq(&b, 2.0f * zpl_vec3_dot(n, i)); - zpl_vec3_sub(d, i, b); - } - - void zpl_vec2_refract(zpl_vec2 *d, zpl_vec2 i, zpl_vec2 n, zpl_f32 eta) { - zpl_vec2 a, b; - zpl_f32 dv, k; - - dv = zpl_vec2_dot(n, i); - k = 1.0f - eta * eta * (1.0f - dv * dv); - zpl_vec2_mul(&a, i, eta); - zpl_vec2_mul(&b, n, eta * dv * zpl_sqrt(k)); - zpl_vec2_sub(d, a, b); - zpl_vec2_muleq(d, (float)(k >= 0.0f)); - } - - void zpl_vec3_refract(zpl_vec3 *d, zpl_vec3 i, zpl_vec3 n, zpl_f32 eta) { - zpl_vec3 a, b; - zpl_f32 dv, k; - - dv = zpl_vec3_dot(n, i); - k = 1.0f - eta * eta * (1.0f - dv * dv); - zpl_vec3_mul(&a, i, eta); - zpl_vec3_mul(&b, n, eta * dv * zpl_sqrt(k)); - zpl_vec3_sub(d, a, b); - zpl_vec3_muleq(d, (float)(k >= 0.0f)); - } - - zpl_f32 zpl_vec2_aspect_ratio(zpl_vec2 v) { return (v.y < 0.0001f) ? 0.0f : v.x / v.y; } - - void zpl_mat2_transpose(zpl_mat2 *m) { zpl_float22_transpose(zpl_float22_m(m)); } - void zpl_mat2_identity(zpl_mat2 *m) { zpl_float22_identity(zpl_float22_m(m)); } - void zpl_mat2_mul(zpl_mat2 *out, zpl_mat2 *m1, zpl_mat2 *m2) { - zpl_float22_mul(zpl_float22_m(out), zpl_float22_m(m1), zpl_float22_m(m2)); - } - - void zpl_float22_identity(zpl_f32 m[2][2]) { - m[0][0] = 1; - m[0][1] = 0; - m[1][0] = 0; - m[1][1] = 1; - } - - void zpl_mat2_copy(zpl_mat2* out, zpl_mat2* m) { - zpl_memcopy(out, m, sizeof(zpl_mat3)); - } - - void zpl_mat2_mul_vec2(zpl_vec2 *out, zpl_mat2 *m, zpl_vec2 in) { zpl_float22_mul_vec2(out, zpl_float22_m(m), in); } - - zpl_mat2 *zpl_mat2_v(zpl_vec2 m[2]) { return (zpl_mat2 *)m; } - zpl_mat2 *zpl_mat2_f(zpl_f32 m[2][2]) { return (zpl_mat2 *)m; } - - zpl_float2 *zpl_float22_m(zpl_mat2 *m) { return (zpl_float2 *)m; } - zpl_float2 *zpl_float22_v(zpl_vec2 m[2]) { return (zpl_float2 *)m; } - zpl_float2 *zpl_float22_4(zpl_f32 m[4]) { return (zpl_float2 *)m; } - - void zpl_float22_transpose(zpl_f32 (*vec)[2]) { - int i, j; - for (j = 0; j < 2; j++) { - for (i = j + 1; i < 2; i++) { - zpl_f32 t = vec[i][j]; - vec[i][j] = vec[j][i]; - vec[j][i] = t; - } - } - } - - void zpl_float22_mul(zpl_f32 (*out)[2], zpl_f32 (*mat1)[2], zpl_f32 (*mat2)[2]) { - int i, j; - zpl_f32 temp1[2][2], temp2[2][2]; - if (mat1 == out) { - zpl_memcopy(temp1, mat1, sizeof(temp1)); - mat1 = temp1; - } - if (mat2 == out) { - zpl_memcopy(temp2, mat2, sizeof(temp2)); - mat2 = temp2; - } - for (j = 0; j < 2; j++) { - for (i = 0; i < 2; i++) { out[j][i] = mat1[0][i] * mat2[j][0] + mat1[1][i] * mat2[j][1]; } - } - } - - void zpl_float22_mul_vec2(zpl_vec2 *out, zpl_f32 m[2][2], zpl_vec2 v) { - out->x = m[0][0] * v.x + m[0][1] * v.y; - out->y = m[1][0] * v.x + m[1][1] * v.y; - } - - zpl_f32 zpl_mat2_determinate(zpl_mat2 *m) { - zpl_float2 *e = zpl_float22_m(m); - return e[0][0] * e[1][1] - e[1][0] * e[0][1]; - } - - void zpl_mat2_inverse(zpl_mat2 *out, zpl_mat2 *in) { - zpl_float2 *o = zpl_float22_m(out); - zpl_float2 *i = zpl_float22_m(in); - - zpl_f32 ood = 1.0f / zpl_mat2_determinate(in); - - o[0][0] = +i[1][1] * ood; - o[0][1] = -i[0][1] * ood; - o[1][0] = -i[1][0] * ood; - o[1][1] = +i[0][0] * ood; - } - - void zpl_mat3_transpose(zpl_mat3 *m) { zpl_float33_transpose(zpl_float33_m(m)); } - void zpl_mat3_identity(zpl_mat3 *m) { zpl_float33_identity(zpl_float33_m(m)); } - - void zpl_mat3_copy(zpl_mat3* out, zpl_mat3* m) { - zpl_memcopy(out, m, sizeof(zpl_mat3)); - } - - void zpl_mat3_mul(zpl_mat3 *out, zpl_mat3 *m1, zpl_mat3 *m2) { - zpl_float33_mul(zpl_float33_m(out), zpl_float33_m(m1), zpl_float33_m(m2)); - } - - void zpl_float33_identity(zpl_f32 m[3][3]) { - m[0][0] = 1; - m[0][1] = 0; - m[0][2] = 0; - m[1][0] = 0; - m[1][1] = 1; - m[1][2] = 0; - m[2][0] = 0; - m[2][1] = 0; - m[2][2] = 1; - } - - void zpl_mat3_mul_vec3(zpl_vec3 *out, zpl_mat3 *m, zpl_vec3 in) { zpl_float33_mul_vec3(out, zpl_float33_m(m), in); } - - zpl_mat3 *zpl_mat3_v(zpl_vec3 m[3]) { return (zpl_mat3 *)m; } - zpl_mat3 *zpl_mat3_f(zpl_f32 m[3][3]) { return (zpl_mat3 *)m; } - - zpl_float3 *zpl_float33_m(zpl_mat3 *m) { return (zpl_float3 *)m; } - zpl_float3 *zpl_float33_v(zpl_vec3 m[3]) { return (zpl_float3 *)m; } - zpl_float3 *zpl_float33_9(zpl_f32 m[9]) { return (zpl_float3 *)m; } - - void zpl_float33_transpose(zpl_f32 (*vec)[3]) { - int i, j; - for (j = 0; j < 3; j++) { - for (i = j + 1; i < 3; i++) { - zpl_f32 t = vec[i][j]; - vec[i][j] = vec[j][i]; - vec[j][i] = t; - } - } - } - - void zpl_float33_mul(zpl_f32 (*out)[3], zpl_f32 (*mat1)[3], zpl_f32 (*mat2)[3]) { - int i, j; - zpl_f32 temp1[3][3], temp2[3][3]; - if (mat1 == out) { - zpl_memcopy(temp1, mat1, sizeof(temp1)); - mat1 = temp1; - } - if (mat2 == out) { - zpl_memcopy(temp2, mat2, sizeof(temp2)); - mat2 = temp2; - } - for (j = 0; j < 3; j++) { - for (i = 0; i < 3; i++) { - out[j][i] = mat1[0][i] * mat2[j][0] + mat1[1][i] * mat2[j][1] + mat1[2][i] * mat2[j][2]; - } - } - } - - void zpl_float33_mul_vec3(zpl_vec3 *out, zpl_f32 m[3][3], zpl_vec3 v) { - out->x = m[0][0] * v.x + m[0][1] * v.y + m[0][2] * v.z; - out->y = m[1][0] * v.x + m[1][1] * v.y + m[1][2] * v.z; - out->z = m[2][0] * v.x + m[2][1] * v.y + m[2][2] * v.z; - } - - zpl_f32 zpl_mat3_determinate(zpl_mat3 *m) { - zpl_float3 *e = zpl_float33_m(m); - zpl_f32 d = - +e[0][0] * (e[1][1] * e[2][2] - e[1][2] * e[2][1]) - -e[0][1] * (e[1][0] * e[2][2] - e[1][2] * e[2][0]) - +e[0][2] * (e[1][0] * e[2][1] - e[1][1] * e[2][0]); - return d; - } - - void zpl_mat3_inverse(zpl_mat3 *out, zpl_mat3 *in) { - zpl_float3 *o = zpl_float33_m(out); - zpl_float3 *i = zpl_float33_m(in); - - zpl_f32 ood = 1.0f / zpl_mat3_determinate(in); - - o[0][0] = +(i[1][1] * i[2][2] - i[2][1] * i[1][2]) * ood; - o[0][1] = -(i[1][0] * i[2][2] - i[2][0] * i[1][2]) * ood; - o[0][2] = +(i[1][0] * i[2][1] - i[2][0] * i[1][1]) * ood; - o[1][0] = -(i[0][1] * i[2][2] - i[2][1] * i[0][2]) * ood; - o[1][1] = +(i[0][0] * i[2][2] - i[2][0] * i[0][2]) * ood; - o[1][2] = -(i[0][0] * i[2][1] - i[2][0] * i[0][1]) * ood; - o[2][0] = +(i[0][1] * i[1][2] - i[1][1] * i[0][2]) * ood; - o[2][1] = -(i[0][0] * i[1][2] - i[1][0] * i[0][2]) * ood; - o[2][2] = +(i[0][0] * i[1][1] - i[1][0] * i[0][1]) * ood; - } - - void zpl_mat4_transpose(zpl_mat4 *m) { zpl_float44_transpose(zpl_float44_m(m)); } - void zpl_mat4_identity(zpl_mat4 *m) { zpl_float44_identity(zpl_float44_m(m)); } - - void zpl_mat4_copy(zpl_mat4* out, zpl_mat4* m) { - zpl_memcopy(out, m, sizeof(zpl_mat4)); - } - - - void zpl_mat4_mul(zpl_mat4 *out, zpl_mat4 *m1, zpl_mat4 *m2) { - zpl_float44_mul(zpl_float44_m(out), zpl_float44_m(m1), zpl_float44_m(m2)); - } - - void zpl_float44_identity(zpl_f32 m[4][4]) { - m[0][0] = 1; - m[0][1] = 0; - m[0][2] = 0; - m[0][3] = 0; - m[1][0] = 0; - m[1][1] = 1; - m[1][2] = 0; - m[1][3] = 0; - m[2][0] = 0; - m[2][1] = 0; - m[2][2] = 1; - m[2][3] = 0; - m[3][0] = 0; - m[3][1] = 0; - m[3][2] = 0; - m[3][3] = 1; - } - - void zpl_mat4_mul_vec4(zpl_vec4 *out, zpl_mat4 *m, zpl_vec4 in) { zpl_float44_mul_vec4(out, zpl_float44_m(m), in); } - - zpl_mat4 *zpl_mat4_v(zpl_vec4 m[4]) { return (zpl_mat4 *)m; } - zpl_mat4 *zpl_mat4_f(zpl_f32 m[4][4]) { return (zpl_mat4 *)m; } - - zpl_float4 *zpl_float44_m(zpl_mat4 *m) { return (zpl_float4 *)m; } - zpl_float4 *zpl_float44_v(zpl_vec4 m[4]) { return (zpl_float4 *)m; } - zpl_float4 *zpl_float44_16(zpl_f32 m[16]) { return (zpl_float4 *)m; } - - void zpl_float44_transpose(zpl_f32 (*vec)[4]) { - zpl_f32 tmp; - tmp = vec[1][0]; - vec[1][0] = vec[0][1]; - vec[0][1] = tmp; - tmp = vec[2][0]; - vec[2][0] = vec[0][2]; - vec[0][2] = tmp; - tmp = vec[3][0]; - vec[3][0] = vec[0][3]; - vec[0][3] = tmp; - tmp = vec[2][1]; - vec[2][1] = vec[1][2]; - vec[1][2] = tmp; - tmp = vec[3][1]; - vec[3][1] = vec[1][3]; - vec[1][3] = tmp; - tmp = vec[3][2]; - vec[3][2] = vec[2][3]; - vec[2][3] = tmp; - } - - void zpl_float44_mul(zpl_f32 (*out)[4], zpl_f32 (*mat1)[4], zpl_f32 (*mat2)[4]) { - int i, j; - zpl_f32 temp1[4][4], temp2[4][4]; - if (mat1 == out) { - zpl_memcopy(temp1, mat1, sizeof(temp1)); - mat1 = temp1; - } - if (mat2 == out) { - zpl_memcopy(temp2, mat2, sizeof(temp2)); - mat2 = temp2; - } - for (j = 0; j < 4; j++) { - for (i = 0; i < 4; i++) { - out[j][i] = - mat1[0][i] * mat2[j][0] + mat1[1][i] * mat2[j][1] - +mat1[2][i] * mat2[j][2] + mat1[3][i] * mat2[j][3]; - } - } - } - - void zpl_float44_mul_vec4(zpl_vec4 *out, zpl_f32 m[4][4], zpl_vec4 v) { - out->x = m[0][0] * v.x + m[1][0] * v.y + m[2][0] * v.z + m[3][0] * v.w; - out->y = m[0][1] * v.x + m[1][1] * v.y + m[2][1] * v.z + m[3][1] * v.w; - out->z = m[0][2] * v.x + m[1][2] * v.y + m[2][2] * v.z + m[3][2] * v.w; - out->w = m[0][3] * v.x + m[1][3] * v.y + m[2][3] * v.z + m[3][3] * v.w; - } - - void zpl_mat4_inverse(zpl_mat4 *out, zpl_mat4 *in) { - zpl_float4 *o = zpl_float44_m(out); - zpl_float4 *m = zpl_float44_m(in); - - zpl_f32 ood; - - zpl_f32 sf00 = m[2][2] * m[3][3] - m[3][2] * m[2][3]; - zpl_f32 sf01 = m[2][1] * m[3][3] - m[3][1] * m[2][3]; - zpl_f32 sf02 = m[2][1] * m[3][2] - m[3][1] * m[2][2]; - zpl_f32 sf03 = m[2][0] * m[3][3] - m[3][0] * m[2][3]; - zpl_f32 sf04 = m[2][0] * m[3][2] - m[3][0] * m[2][2]; - zpl_f32 sf05 = m[2][0] * m[3][1] - m[3][0] * m[2][1]; - zpl_f32 sf06 = m[1][2] * m[3][3] - m[3][2] * m[1][3]; - zpl_f32 sf07 = m[1][1] * m[3][3] - m[3][1] * m[1][3]; - zpl_f32 sf08 = m[1][1] * m[3][2] - m[3][1] * m[1][2]; - zpl_f32 sf09 = m[1][0] * m[3][3] - m[3][0] * m[1][3]; - zpl_f32 sf10 = m[1][0] * m[3][2] - m[3][0] * m[1][2]; - zpl_f32 sf11 = m[1][1] * m[3][3] - m[3][1] * m[1][3]; - zpl_f32 sf12 = m[1][0] * m[3][1] - m[3][0] * m[1][1]; - zpl_f32 sf13 = m[1][2] * m[2][3] - m[2][2] * m[1][3]; - zpl_f32 sf14 = m[1][1] * m[2][3] - m[2][1] * m[1][3]; - zpl_f32 sf15 = m[1][1] * m[2][2] - m[2][1] * m[1][2]; - zpl_f32 sf16 = m[1][0] * m[2][3] - m[2][0] * m[1][3]; - zpl_f32 sf17 = m[1][0] * m[2][2] - m[2][0] * m[1][2]; - zpl_f32 sf18 = m[1][0] * m[2][1] - m[2][0] * m[1][1]; - - o[0][0] = +(m[1][1] * sf00 - m[1][2] * sf01 + m[1][3] * sf02); - o[1][0] = -(m[1][0] * sf00 - m[1][2] * sf03 + m[1][3] * sf04); - o[2][0] = +(m[1][0] * sf01 - m[1][1] * sf03 + m[1][3] * sf05); - o[3][0] = -(m[1][0] * sf02 - m[1][1] * sf04 + m[1][2] * sf05); - - o[0][1] = -(m[0][1] * sf00 - m[0][2] * sf01 + m[0][3] * sf02); - o[1][1] = +(m[0][0] * sf00 - m[0][2] * sf03 + m[0][3] * sf04); - o[2][1] = -(m[0][0] * sf01 - m[0][1] * sf03 + m[0][3] * sf05); - o[3][1] = +(m[0][0] * sf02 - m[0][1] * sf04 + m[0][2] * sf05); - - o[0][2] = +(m[0][1] * sf06 - m[0][2] * sf07 + m[0][3] * sf08); - o[1][2] = -(m[0][0] * sf06 - m[0][2] * sf09 + m[0][3] * sf10); - o[2][2] = +(m[0][0] * sf11 - m[0][1] * sf09 + m[0][3] * sf12); - o[3][2] = -(m[0][0] * sf08 - m[0][1] * sf10 + m[0][2] * sf12); - - o[0][3] = -(m[0][1] * sf13 - m[0][2] * sf14 + m[0][3] * sf15); - o[1][3] = +(m[0][0] * sf13 - m[0][2] * sf16 + m[0][3] * sf17); - o[2][3] = -(m[0][0] * sf14 - m[0][1] * sf16 + m[0][3] * sf18); - o[3][3] = +(m[0][0] * sf15 - m[0][1] * sf17 + m[0][2] * sf18); - - ood = 1.0f / (m[0][0] * o[0][0] + m[0][1] * o[1][0] + m[0][2] * o[2][0] + m[0][3] * o[3][0]); - - o[0][0] *= ood; o[1][0] *= ood; o[2][0] *= ood; o[3][0] *= ood; - o[0][1] *= ood; o[1][1] *= ood; o[2][1] *= ood; o[3][1] *= ood; - o[0][2] *= ood; o[1][2] *= ood; o[2][2] *= ood; o[3][2] *= ood; - o[0][3] *= ood; o[1][3] *= ood; o[2][3] *= ood; o[3][3] *= ood; - } - - void zpl_mat4_translate(zpl_mat4 *out, zpl_vec3 v) { - zpl_mat4_identity(out); - out->col[3].xyz = v; - out->col[3].w = 1; - } - - void zpl_mat4_rotate(zpl_mat4 *out, zpl_vec3 v, zpl_f32 angle_radians) { - zpl_f32 c, s; - zpl_vec3 axis, t; - zpl_float4 *rot; - - c = zpl_cos(angle_radians); - s = zpl_sin(angle_radians); - - zpl_vec3_norm(&axis, v); - zpl_vec3_mul(&t, axis, 1.0f - c); - - zpl_mat4_identity(out); - rot = zpl_float44_m(out); - - rot[0][0] = c + t.x * axis.x; - rot[0][1] = 0 + t.x * axis.y + s * axis.z; - rot[0][2] = 0 + t.x * axis.z - s * axis.y; - rot[0][3] = 0; - - rot[1][0] = 0 + t.y * axis.x - s * axis.z; - rot[1][1] = c + t.y * axis.y; - rot[1][2] = 0 + t.y * axis.z + s * axis.x; - rot[1][3] = 0; - - rot[2][0] = 0 + t.z * axis.x + s * axis.y; - rot[2][1] = 0 + t.z * axis.y - s * axis.x; - rot[2][2] = c + t.z * axis.z; - rot[2][3] = 0; - } - - void zpl_mat4_scale(zpl_mat4 *out, zpl_vec3 v) { - zpl_mat4_identity(out); - out->e[0] = v.x; - out->e[5] = v.y; - out->e[10] = v.z; - } - - void zpl_mat4_scalef(zpl_mat4 *out, zpl_f32 s) { - zpl_mat4_identity(out); - out->e[0] = s; - out->e[5] = s; - out->e[10] = s; - } - - void zpl_mat4_ortho2d(zpl_mat4 *out, zpl_f32 left, zpl_f32 right, zpl_f32 bottom, zpl_f32 top) { - zpl_float4 *m; - zpl_mat4_identity(out); - m = zpl_float44_m(out); - - m[0][0] = 2.0f / (right - left); - m[1][1] = 2.0f / (top - bottom); - m[2][2] = -1.0f; - m[3][0] = -(right + left) / (right - left); - m[3][1] = -(top + bottom) / (top - bottom); - } - - void zpl_mat4_ortho3d(zpl_mat4 *out, zpl_f32 left, zpl_f32 right, zpl_f32 bottom, zpl_f32 top, zpl_f32 z_near, zpl_f32 z_far) { - zpl_float4 *m; - zpl_mat4_identity(out); - m = zpl_float44_m(out); - - m[0][0] = +2.0f / (right - left); - m[1][1] = +2.0f / (top - bottom); - m[2][2] = -2.0f / (z_far - z_near); - m[3][0] = -(right + left) / (right - left); - m[3][1] = -(top + bottom) / (top - bottom); - m[3][2] = -(z_far + z_near) / (z_far - z_near); - } - - void zpl_mat4_perspective(zpl_mat4 *out, zpl_f32 fovy, zpl_f32 aspect, zpl_f32 z_near, zpl_f32 z_far) { - zpl_f32 tan_half_fovy = zpl_tan(0.5f * fovy); - zpl_mat4 zero_mat = { 0 }; - zpl_float4 *m = zpl_float44_m(out); - *out = zero_mat; - - m[0][0] = 1.0f / (aspect * tan_half_fovy); - m[1][1] = 1.0f / (tan_half_fovy); - m[2][2] = -(z_far + z_near) / (z_far - z_near); - m[2][3] = -1.0f; - m[3][2] = -2.0f * z_far * z_near / (z_far - z_near); - } - - void zpl_mat4_infinite_perspective(zpl_mat4 *out, zpl_f32 fovy, zpl_f32 aspect, zpl_f32 z_near) { - zpl_f32 range = zpl_tan(0.5f * fovy) * z_near; - zpl_f32 left = -range * aspect; - zpl_f32 right = range * aspect; - zpl_f32 bottom = -range; - zpl_f32 top = range; - zpl_mat4 zero_mat = { 0 }; - zpl_float4 *m = zpl_float44_m(out); - *out = zero_mat; - - m[0][0] = (2.0f * z_near) / (right - left); - m[1][1] = (2.0f * z_near) / (top - bottom); - m[2][2] = -1.0f; - m[2][3] = -1.0f; - m[3][2] = -2.0f * z_near; - } - - void zpl_mat4_ortho2d_dx(zpl_mat4 *out, zpl_f32 left, zpl_f32 right, zpl_f32 bottom, zpl_f32 top) { - zpl_float4 *m; - zpl_mat4_identity(out); - m = zpl_float44_m(out); - - m[0][0] = 2.0f / (right - left); - m[1][1] = 2.0f / (top - bottom); - m[2][2] = -1.0f; - m[3][0] = -(right + left) / (right - left); - m[3][1] = -(top + bottom) / (top - bottom); - } - - void zpl_mat4_ortho3d_dx(zpl_mat4 *out, zpl_f32 left, zpl_f32 right, zpl_f32 bottom, zpl_f32 top, zpl_f32 z_near, zpl_f32 z_far) { - zpl_float4 *m; - zpl_mat4_identity(out); - m = zpl_float44_m(out); - - m[0][0] = +2.0f / (right - left); - m[1][1] = +2.0f / (top - bottom); - m[2][2] = -1.0f / (z_far - z_near); - m[3][0] = -(right + left) / (right - left); - m[3][1] = -(top + bottom) / (top - bottom); - m[3][2] = -( z_near) / (z_far - z_near); - } - - void zpl_mat4_perspective_dx(zpl_mat4 *out, zpl_f32 fovy, zpl_f32 aspect, zpl_f32 z_near, zpl_f32 z_far) { - zpl_f32 tan_half_fovy = zpl_tan(0.5f * fovy); - zpl_mat4 zero_mat = { 0 }; - zpl_float4 *m = zpl_float44_m(out); - *out = zero_mat; - - m[0][0] = 1.0f / (aspect * tan_half_fovy); - m[1][1] = 1.0f / (tan_half_fovy); - m[2][2] = -(z_far ) / (z_far - z_near); - m[2][3] = -1.0f; - m[3][2] = - z_near / (z_far - z_near); - } - - void zpl_mat4_infinite_perspective_dx(zpl_mat4 *out, zpl_f32 fovy, zpl_f32 aspect, zpl_f32 z_near) { - zpl_f32 tan_half_fovy = zpl_tan(0.5f * fovy); - zpl_mat4 zero_mat = { 0 }; - zpl_float4 *m = zpl_float44_m(out); - *out = zero_mat; - - m[0][0] = 1.0f / (aspect * tan_half_fovy); - m[1][1] = 1.0f / (tan_half_fovy); - m[2][2] = -1.0f; - m[2][3] = -1.0f; - m[3][2] = - z_near; - } - - - - void zpl_mat4_look_at(zpl_mat4 *out, zpl_vec3 eye, zpl_vec3 centre, zpl_vec3 up) { - zpl_vec3 f, s, u; - zpl_float4 *m; - - zpl_vec3_sub(&f, centre, eye); - zpl_vec3_norm(&f, f); - - zpl_vec3_cross(&s, f, up); - zpl_vec3_norm(&s, s); - - zpl_vec3_cross(&u, s, f); - - zpl_mat4_identity(out); - m = zpl_float44_m(out); - - m[0][0] = +s.x; - m[1][0] = +s.y; - m[2][0] = +s.z; - - m[0][1] = +u.x; - m[1][1] = +u.y; - m[2][1] = +u.z; - - m[0][2] = -f.x; - m[1][2] = -f.y; - m[2][2] = -f.z; - - m[3][0] = -zpl_vec3_dot(s, eye); - m[3][1] = -zpl_vec3_dot(u, eye); - m[3][2] = +zpl_vec3_dot(f, eye); - } - - void zpl_mat4_look_at_lh(zpl_mat4 *out, zpl_vec3 eye, zpl_vec3 centre, zpl_vec3 up) { - zpl_vec3 f, s, u; - zpl_float4 *m; - - zpl_vec3_sub(&f, centre, eye); - zpl_vec3_norm(&f, f); - - zpl_vec3_cross(&s, up, f); - zpl_vec3_norm(&s, s); - - zpl_vec3_cross(&u, f, s); - - zpl_mat4_identity(out); - m = zpl_float44_m(out); - - m[0][0] = +s.x; - m[1][0] = +s.y; - m[2][0] = +s.z; - - m[0][1] = +u.x; - m[1][1] = +u.y; - m[2][1] = +u.z; - - m[0][2] = +f.x; - m[1][2] = +f.y; - m[2][2] = +f.z; - - m[3][0] = -zpl_vec3_dot(s, eye); - m[3][1] = -zpl_vec3_dot(u, eye); - m[3][2] = -zpl_vec3_dot(f, eye); - } - - zpl_quat zpl_quatf(zpl_f32 x, zpl_f32 y, zpl_f32 z, zpl_f32 w) { - zpl_quat q; - q.x = x; - q.y = y; - q.z = z; - q.w = w; - return q; - } - zpl_quat zpl_quatfv(zpl_f32 e[4]) { - zpl_quat q; - q.x = e[0]; - q.y = e[1]; - q.z = e[2]; - q.w = e[3]; - return q; - } - - zpl_quat zpl_quat_axis_angle(zpl_vec3 axis, zpl_f32 angle_radians) { - zpl_quat q; - zpl_vec3_norm(&q.xyz, axis); - zpl_vec3_muleq(&q.xyz, zpl_sin(0.5f * angle_radians)); - q.w = zpl_cos(0.5f * angle_radians); - return q; - } - - zpl_quat zpl_quat_euler_angles(zpl_f32 pitch, zpl_f32 yaw, zpl_f32 roll) { - /* TODO: Do without multiplication, i.e. make it faster */ - zpl_quat q, p, y, r; - p = zpl_quat_axis_angle(zpl_vec3f(1, 0, 0), pitch); - y = zpl_quat_axis_angle(zpl_vec3f(0, 1, 0), yaw); - r = zpl_quat_axis_angle(zpl_vec3f(0, 0, 1), roll); - - zpl_quat_mul(&q, y, p); - zpl_quat_muleq(&q, r); - - return q; - } - - zpl_quat zpl_quat_identity(void) { - zpl_quat q = { 0, 0, 0, 1 }; - return q; - } - - void zpl_quat_add(zpl_quat *d, zpl_quat q0, zpl_quat q1) { zpl_vec4_add(&d->xyzw, q0.xyzw, q1.xyzw); } - void zpl_quat_sub(zpl_quat *d, zpl_quat q0, zpl_quat q1) { zpl_vec4_sub(&d->xyzw, q0.xyzw, q1.xyzw); } - - void zpl_quat_mul(zpl_quat *d, zpl_quat q0, zpl_quat q1) { - d->x = q0.w * q1.x + q0.x * q1.w + q0.y * q1.z - q0.z * q1.y; - d->y = q0.w * q1.y - q0.x * q1.z + q0.y * q1.w + q0.z * q1.x; - d->z = q0.w * q1.z + q0.x * q1.y - q0.y * q1.x + q0.z * q1.w; - d->w = q0.w * q1.w - q0.x * q1.x - q0.y * q1.y - q0.z * q1.z; - } - - void zpl_quat_div(zpl_quat *d, zpl_quat q0, zpl_quat q1) { - zpl_quat iq1; - zpl_quat_inverse(&iq1, q1); - zpl_quat_mul(d, q0, iq1); - } - - void zpl_quat_mulf(zpl_quat *d, zpl_quat q0, zpl_f32 s) { zpl_vec4_mul(&d->xyzw, q0.xyzw, s); } - void zpl_quat_divf(zpl_quat *d, zpl_quat q0, zpl_f32 s) { zpl_vec4_div(&d->xyzw, q0.xyzw, s); } - - void zpl_quat_addeq(zpl_quat *d, zpl_quat q) { zpl_vec4_addeq(&d->xyzw, q.xyzw); } - void zpl_quat_subeq(zpl_quat *d, zpl_quat q) { zpl_vec4_subeq(&d->xyzw, q.xyzw); } - void zpl_quat_muleq(zpl_quat *d, zpl_quat q) { zpl_quat_mul(d, *d, q); } - void zpl_quat_diveq(zpl_quat *d, zpl_quat q) { zpl_quat_div(d, *d, q); } - - void zpl_quat_muleqf(zpl_quat *d, zpl_f32 s) { zpl_vec4_muleq(&d->xyzw, s); } - void zpl_quat_diveqf(zpl_quat *d, zpl_f32 s) { zpl_vec4_diveq(&d->xyzw, s); } - - zpl_f32 zpl_quat_dot(zpl_quat q0, zpl_quat q1) { - zpl_f32 r = zpl_vec3_dot(q0.xyz, q1.xyz) + q0.w * q1.w; - return r; - } - zpl_f32 zpl_quat_mag(zpl_quat q) { - zpl_f32 r = zpl_sqrt(zpl_quat_dot(q, q)); - return r; - } - - void zpl_quat_norm(zpl_quat *d, zpl_quat q) { zpl_quat_divf(d, q, zpl_quat_mag(q)); } - - void zpl_quat_conj(zpl_quat *d, zpl_quat q) { - d->xyz = zpl_vec3f(-q.x, -q.y, -q.z); - d->w = q.w; - } - void zpl_quat_inverse(zpl_quat *d, zpl_quat q) { - zpl_quat_conj(d, q); - zpl_quat_diveqf(d, zpl_quat_dot(q, q)); - } - - void zpl_quat_axis(zpl_vec3 *axis, zpl_quat q) { - zpl_quat n; - zpl_quat_norm(&n, q); - zpl_vec3_div(axis, n.xyz, zpl_sin(zpl_arccos(q.w))); - } - - zpl_f32 zpl_quat_angle(zpl_quat q) { - zpl_f32 mag = zpl_quat_mag(q); - zpl_f32 c = q.w * (1.0f / mag); - zpl_f32 angle = 2.0f * zpl_arccos(c); - return angle; - } - - zpl_f32 zpl_quat_roll(zpl_quat q) { - return zpl_arctan2(2.0f * q.x * q.y + q.z * q.w, q.x * q.x + q.w * q.w - q.y * q.y - q.z * q.z); - } - zpl_f32 zpl_quat_pitch(zpl_quat q) { - return zpl_arctan2(2.0f * q.y * q.z + q.w * q.x, q.w * q.w - q.x * q.x - q.y * q.y + q.z * q.z); - } - zpl_f32 zpl_quat_yaw(zpl_quat q) { return zpl_arcsin(-2.0f * (q.x * q.z - q.w * q.y)); } - - void zpl_quat_rotate_vec3(zpl_vec3 *d, zpl_quat q, zpl_vec3 v) { - /* zpl_vec3 t = 2.0f * cross(q.xyz, v); - * *d = q.w*t + v + cross(q.xyz, t); - */ - zpl_vec3 t, p; - zpl_vec3_cross(&t, q.xyz, v); - zpl_vec3_muleq(&t, 2.0f); - - zpl_vec3_cross(&p, q.xyz, t); - - zpl_vec3_mul(d, t, q.w); - zpl_vec3_addeq(d, v); - zpl_vec3_addeq(d, p); - } - - void zpl_mat4_from_quat(zpl_mat4 *out, zpl_quat q) { - zpl_float4 *m; - zpl_quat a; - zpl_f32 xx, yy, zz, xy, xz, yz, wx, wy, wz; - - zpl_quat_norm(&a, q); - xx = a.x * a.x; - yy = a.y * a.y; - zz = a.z * a.z; - xy = a.x * a.y; - xz = a.x * a.z; - yz = a.y * a.z; - wx = a.w * a.x; - wy = a.w * a.y; - wz = a.w * a.z; - - zpl_mat4_identity(out); - m = zpl_float44_m(out); - - m[0][0] = 1.0f - 2.0f * (yy + zz); - m[0][1] = 2.0f * (xy + wz); - m[0][2] = 2.0f * (xz - wy); - - m[1][0] = 2.0f * (xy - wz); - m[1][1] = 1.0f - 2.0f * (xx + zz); - m[1][2] = 2.0f * (yz + wx); - - m[2][0] = 2.0f * (xz + wy); - m[2][1] = 2.0f * (yz - wx); - m[2][2] = 1.0f - 2.0f * (xx + yy); - } - - void zpl_quat_from_mat4(zpl_quat *out, zpl_mat4 *mat) { - zpl_float4 *m; - zpl_f32 four_x_squared_minus_1, four_y_squared_minus_1, four_z_squared_minus_1, four_w_squared_minus_1, - four_biggest_squared_minus_1; - int biggest_index = 0; - zpl_f32 biggest_value, mult; - - m = zpl_float44_m(mat); - - four_x_squared_minus_1 = m[0][0] - m[1][1] - m[2][2]; - four_y_squared_minus_1 = m[1][1] - m[0][0] - m[2][2]; - four_z_squared_minus_1 = m[2][2] - m[0][0] - m[1][1]; - four_w_squared_minus_1 = m[0][0] + m[1][1] + m[2][2]; - - four_biggest_squared_minus_1 = four_w_squared_minus_1; - if (four_x_squared_minus_1 > four_biggest_squared_minus_1) { - four_biggest_squared_minus_1 = four_x_squared_minus_1; - biggest_index = 1; - } - if (four_y_squared_minus_1 > four_biggest_squared_minus_1) { - four_biggest_squared_minus_1 = four_y_squared_minus_1; - biggest_index = 2; - } - if (four_z_squared_minus_1 > four_biggest_squared_minus_1) { - four_biggest_squared_minus_1 = four_z_squared_minus_1; - biggest_index = 3; - } - - biggest_value = zpl_sqrt(four_biggest_squared_minus_1 + 1.0f) * 0.5f; - mult = 0.25f / biggest_value; - - switch (biggest_index) { - case 0: - out->w = biggest_value; - out->x = (m[1][2] - m[2][1]) * mult; - out->y = (m[2][0] - m[0][2]) * mult; - out->z = (m[0][1] - m[1][0]) * mult; - break; - case 1: - out->w = (m[1][2] - m[2][1]) * mult; - out->x = biggest_value; - out->y = (m[0][1] + m[1][0]) * mult; - out->z = (m[2][0] + m[0][2]) * mult; - break; - case 2: - out->w = (m[2][0] - m[0][2]) * mult; - out->x = (m[0][1] + m[1][0]) * mult; - out->y = biggest_value; - out->z = (m[1][2] + m[2][1]) * mult; - break; - case 3: - out->w = (m[0][1] - m[1][0]) * mult; - out->x = (m[2][0] + m[0][2]) * mult; - out->y = (m[1][2] + m[2][1]) * mult; - out->z = biggest_value; - break; - } - } - - zpl_f32 zpl_plane_distance(zpl_plane* p, zpl_vec3 v) { - return (p->a * v.x + p->b * v.y + p->c * v.z + p->d); - } - - void zpl_frustum_create(zpl_frustum* out, zpl_mat4* camera, zpl_mat4* proj) { - zpl_mat4 pv; - - zpl_mat4_mul(&pv, camera, proj); - - register zpl_plane* fp = 0; - zpl_f32 rmag; - - fp = &out->x1; - fp->a = pv.x.w + pv.x.x; - fp->b = pv.y.w + pv.x.y; - fp->c = pv.z.w + pv.x.z; - fp->d = pv.w.w + pv.x.w; - - rmag = zpl_rsqrt(zpl_square(fp->a) + zpl_square(fp->b) + zpl_square(fp->c)); - - fp->a *= rmag; - fp->b *= rmag; - fp->c *= rmag; - fp->d *= rmag; - - fp = &out->x2; - - fp->a = pv.x.w - pv.x.x; - fp->b = pv.y.w - pv.x.y; - fp->c = pv.z.w - pv.x.z; - fp->d = pv.w.w - pv.x.w; - - rmag = zpl_rsqrt(zpl_square(fp->a) + zpl_square(fp->b) + zpl_square(fp->c)); - - fp->a *= rmag; - fp->b *= rmag; - fp->c *= rmag; - fp->d *= rmag; - - fp = &out->y1; - - fp->a = pv.x.w - pv.y.x; - fp->b = pv.y.w - pv.y.y; - fp->c = pv.z.w - pv.y.w; - fp->d = pv.w.w - pv.y.z; - - rmag = zpl_rsqrt(zpl_square(fp->a) + zpl_square(fp->b) + zpl_square(fp->c)); - - fp->a *= rmag; - fp->b *= rmag; - fp->c *= rmag; - fp->d *= rmag; - - fp = &out->y2; - - fp->a = pv.x.w + pv.y.x; - fp->b = pv.y.w + pv.y.y; - fp->c = pv.z.w + pv.y.z; - fp->d = pv.w.w + pv.y.w; - - rmag = zpl_rsqrt(zpl_square(fp->a) + zpl_square(fp->b) + zpl_square(fp->c)); - - fp->a *= rmag; - fp->b *= rmag; - fp->c *= rmag; - fp->d *= rmag;; - - fp = &out->z1; - - fp->a = pv.x.w + pv.z.x; - fp->b = pv.y.w + pv.z.y; - fp->c = pv.z.w + pv.z.z; - fp->d = pv.w.w + pv.z.w; - - rmag = zpl_rsqrt(zpl_square(fp->a) + zpl_square(fp->b) + zpl_square(fp->c)); - - fp->a *= rmag; - fp->b *= rmag; - fp->c *= rmag; - fp->d *= rmag; - - fp = &out->z2; - - fp->a = pv.x.w - pv.z.x; - fp->b = pv.y.w - pv.z.y; - fp->c = pv.z.w - pv.z.z; - fp->d = pv.w.w - pv.z.w; - - rmag = zpl_rsqrt(zpl_square(fp->a) + zpl_square(fp->b) + zpl_square(fp->c)); - - fp->a *= rmag; - fp->b *= rmag; - fp->c *= rmag; - fp->d *= rmag; - } - - zpl_b8 zpl_frustum_sphere_inside(zpl_frustum* frustum, zpl_vec3 center, zpl_f32 radius) { - if (zpl_plane_distance(&frustum->x1, center) <= -radius) return 0; - if (zpl_plane_distance(&frustum->x2, center) <= -radius) return 0; - if (zpl_plane_distance(&frustum->y1, center) <= -radius) return 0; - if (zpl_plane_distance(&frustum->y2, center) <= -radius) return 0; - if (zpl_plane_distance(&frustum->z1, center) <= -radius) return 0; - if (zpl_plane_distance(&frustum->z2, center) <= -radius) return 0; - - return 1; - } - - zpl_b8 zpl_frustum_point_inside(zpl_frustum* frustum, zpl_vec3 point) { - return zpl_frustum_sphere_inside(frustum, point, 0.0f); - } - - zpl_b8 zpl_frustum_box_inside(zpl_frustum* frustum, zpl_aabb3 aabb) { - - zpl_vec3 box = aabb.half_size; - zpl_vec3 v, b; - - b = zpl_vec3f(-box.x, -box.y, -box.z); - zpl_vec3_add(&v, b, aabb.centre); - - if (zpl_frustum_point_inside(frustum, v)) return 1; - - b = zpl_vec3f(+box.x, -box.y, -box.z); - zpl_vec3_add(&v, b, aabb.centre); - - if (zpl_frustum_point_inside(frustum, v)) return 1; - - b = zpl_vec3f(-box.x, +box.y, -box.z); - zpl_vec3_add(&v, b, aabb.centre); - - if (zpl_frustum_point_inside(frustum, v)) return 1; - - b = zpl_vec3f(+box.x, +box.y, -box.z); - zpl_vec3_add(&v, b, aabb.centre); - - if (zpl_frustum_point_inside(frustum, v)) return 1; - - b = zpl_vec3f(+box.x, +box.y, +box.z); - zpl_vec3_add(&v, b, aabb.centre); - - if (zpl_frustum_point_inside(frustum, v)) return 1; - - b = zpl_vec3f(-box.x, +box.y, +box.z); - zpl_vec3_add(&v, b, aabb.centre); - - if (zpl_frustum_point_inside(frustum, v)) return 1; - - b = zpl_vec3f(-box.x, -box.y, +box.z); - zpl_vec3_add(&v, b, aabb.centre); - - if (zpl_frustum_point_inside(frustum, v)) return 1; - - b = zpl_vec3f(+box.x, -box.y, +box.z); - zpl_vec3_add(&v, b, aabb.centre); - - if (zpl_frustum_point_inside(frustum, v)) return 1; - - return 0; - } - - zpl_f32 zpl_lerp(zpl_f32 a, zpl_f32 b, zpl_f32 t) { return a * (1.0f - t) + b * t; } - zpl_f32 zpl_unlerp(zpl_f32 t, zpl_f32 a, zpl_f32 b) { return (t - a) / (b - a); } - zpl_f32 zpl_smooth_step(zpl_f32 a, zpl_f32 b, zpl_f32 t) { - zpl_f32 x = (t - a) / (b - a); - return x * x * (3.0f - 2.0f * x); - } - zpl_f32 zpl_smoother_step(zpl_f32 a, zpl_f32 b, zpl_f32 t) { - zpl_f32 x = (t - a) / (b - a); - return x * x * x * (x * (6.0f * x - 15.0f) + 10.0f); - } - - #define ZPL_VEC_LERPN(N, d, a, b, t) \ - zpl_vec##N db; \ - zpl_vec##N##_sub(&db, b, a); \ - zpl_vec##N##_muleq(&db, t); \ - zpl_vec##N##_add(d, a, db) - - void zpl_vec2_lerp(zpl_vec2 *d, zpl_vec2 a, zpl_vec2 b, zpl_f32 t) { ZPL_VEC_LERPN(2, d, a, b, t); } - void zpl_vec3_lerp(zpl_vec3 *d, zpl_vec3 a, zpl_vec3 b, zpl_f32 t) { ZPL_VEC_LERPN(3, d, a, b, t); } - void zpl_vec4_lerp(zpl_vec4 *d, zpl_vec4 a, zpl_vec4 b, zpl_f32 t) { ZPL_VEC_LERPN(4, d, a, b, t); } - - #undef ZPL_VEC_LERPN - - void zpl_vec2_cslerp(zpl_vec2 *d, zpl_vec2 a, zpl_vec2 v0, zpl_vec2 b, zpl_vec2 v1, zpl_f32 t) { - zpl_f32 t2 = t * t; - zpl_f32 ti = (t - 1); - zpl_f32 ti2 = ti * ti; - - zpl_f32 h00 = (1 + 2 * t) * ti2; - zpl_f32 h10 = t * ti2; - zpl_f32 h01 = t2 * (3 - 2 * t); - zpl_f32 h11 = t2 * ti; - - d->x = h00 * a.x + h10 * v0.x + h01 * b.x + h11 * v1.x; - d->y = h00 * a.y + h10 * v0.y + h01 * b.y + h11 * v1.y; - } - - void zpl_vec3_cslerp(zpl_vec3 *d, zpl_vec3 a, zpl_vec3 v0, zpl_vec3 b, zpl_vec3 v1, zpl_f32 t) { - zpl_f32 t2 = t * t; - zpl_f32 ti = (t - 1); - zpl_f32 ti2 = ti * ti; - - zpl_f32 h00 = (1 + 2 * t) * ti2; - zpl_f32 h10 = t * ti2; - zpl_f32 h01 = t2 * (3 - 2 * t); - zpl_f32 h11 = t2 * ti; - - d->x = h00 * a.x + h10 * v0.x + h01 * b.x + h11 * v1.x; - d->y = h00 * a.y + h10 * v0.y + h01 * b.y + h11 * v1.y; - d->z = h00 * a.z + h10 * v0.z + h01 * b.z + h11 * v1.z; - } - - void zpl_vec2_dcslerp(zpl_vec2 *d, zpl_vec2 a, zpl_vec2 v0, zpl_vec2 b, zpl_vec2 v1, zpl_f32 t) { - zpl_f32 t2 = t * t; - - zpl_f32 dh00 = 6 * t2 - 6 * t; - zpl_f32 dh10 = 3 * t2 - 4 * t + 1; - zpl_f32 dh01 = -6 * t2 + 6 * t; - zpl_f32 dh11 = 3 * t2 - 2 * t; - - d->x = dh00 * a.x + dh10 * v0.x + dh01 * b.x + dh11 * v1.x; - d->y = dh00 * a.y + dh10 * v0.y + dh01 * b.y + dh11 * v1.y; - } - - void zpl_vec3_dcslerp(zpl_vec3 *d, zpl_vec3 a, zpl_vec3 v0, zpl_vec3 b, zpl_vec3 v1, zpl_f32 t) { - zpl_f32 t2 = t * t; - - zpl_f32 dh00 = 6 * t2 - 6 * t; - zpl_f32 dh10 = 3 * t2 - 4 * t + 1; - zpl_f32 dh01 = -6 * t2 + 6 * t; - zpl_f32 dh11 = 3 * t2 - 2 * t; - - d->x = dh00 * a.x + dh10 * v0.x + dh01 * b.x + dh11 * v1.x; - d->y = dh00 * a.y + dh10 * v0.y + dh01 * b.y + dh11 * v1.y; - d->z = dh00 * a.z + dh10 * v0.z + dh01 * b.z + dh11 * v1.z; - } - - void zpl_quat_lerp(zpl_quat *d, zpl_quat a, zpl_quat b, zpl_f32 t) { zpl_vec4_lerp(&d->xyzw, a.xyzw, b.xyzw, t); } - void zpl_quat_nlerp(zpl_quat *d, zpl_quat a, zpl_quat b, zpl_f32 t) { - zpl_quat_lerp(d, a, b, t); - zpl_quat_norm(d, *d); - } - - void zpl_quat_slerp(zpl_quat *d, zpl_quat a, zpl_quat b, zpl_f32 t) { - zpl_quat x, y, z; - zpl_f32 cos_theta, angle; - zpl_f32 s1, s0, is; - - z = b; - cos_theta = zpl_quat_dot(a, b); - - if (cos_theta < 0.0f) { - z = zpl_quatf(-b.x, -b.y, -b.z, -b.w); - cos_theta = -cos_theta; - } - - if (cos_theta > 1.0f) { - /* NOTE: Use lerp not nlerp as it's not a real angle or they are not normalized */ - zpl_quat_lerp(d, a, b, t); - } - - angle = zpl_arccos(cos_theta); - - s1 = zpl_sin((1.0f - t) * angle); - s0 = zpl_sin(t * angle); - is = 1.0f / zpl_sin(angle); - zpl_quat_mulf(&x, a, s1); - zpl_quat_mulf(&y, z, s0); - zpl_quat_add(d, x, y); - zpl_quat_muleqf(d, is); - } - - void zpl_quat_slerp_approx(zpl_quat *d, zpl_quat a, zpl_quat b, zpl_f32 t) { - /* NOTE: Derived by taylor expanding the geometric interpolation equation - * Even works okay for nearly anti-parallel versors!!! - */ - /* NOTE: Extra interations cannot be used as they require angle^4 which is not worth it to approximate */ - zpl_f32 tp = t + (1.0f - zpl_quat_dot(a, b)) / 3.0f * t * (-2.0f * t * t + 3.0f * t - 1.0f); - zpl_quat_nlerp(d, a, b, tp); - } - - void zpl_quat_nquad(zpl_quat *d, zpl_quat p, zpl_quat a, zpl_quat b, zpl_quat q, zpl_f32 t) { - zpl_quat x, y; - zpl_quat_nlerp(&x, p, q, t); - zpl_quat_nlerp(&y, a, b, t); - zpl_quat_nlerp(d, x, y, 2.0f * t * (1.0f - t)); - } - - void zpl_quat_squad(zpl_quat *d, zpl_quat p, zpl_quat a, zpl_quat b, zpl_quat q, zpl_f32 t) { - zpl_quat x, y; - zpl_quat_slerp(&x, p, q, t); - zpl_quat_slerp(&y, a, b, t); - zpl_quat_slerp(d, x, y, 2.0f * t * (1.0f - t)); - } - - void zpl_quat_squad_approx(zpl_quat *d, zpl_quat p, zpl_quat a, zpl_quat b, zpl_quat q, zpl_f32 t) { - zpl_quat x, y; - zpl_quat_slerp_approx(&x, p, q, t); - zpl_quat_slerp_approx(&y, a, b, t); - zpl_quat_slerp_approx(d, x, y, 2.0f * t * (1.0f - t)); - } - - zpl_rect2 zpl_rect2f(zpl_vec2 pos, zpl_vec2 dim) { - zpl_rect2 r; - r.pos = pos; - r.dim = dim; - return r; - } - - zpl_rect3 zpl_rect3f(zpl_vec3 pos, zpl_vec3 dim) { - zpl_rect3 r; - r.pos = pos; - r.dim = dim; - return r; - } - - int zpl_rect2_contains(zpl_rect2 a, zpl_f32 x, zpl_f32 y) { - zpl_f32 min_x = zpl_min(a.pos.x, a.pos.x + a.dim.x); - zpl_f32 max_x = zpl_max(a.pos.x, a.pos.x + a.dim.x); - zpl_f32 min_y = zpl_min(a.pos.y, a.pos.y + a.dim.y); - zpl_f32 max_y = zpl_max(a.pos.y, a.pos.y + a.dim.y); - int result = (x >= min_x) & (x < max_x) & (y >= min_y) & (y < max_y); - return result; - } - - int zpl_rect2_contains_vec2(zpl_rect2 a, zpl_vec2 p) { return zpl_rect2_contains(a, p.x, p.y); } - - int zpl_rect2_intersects(zpl_rect2 a, zpl_rect2 b) { - zpl_rect2 r = { 0 }; - return zpl_rect2_intersection_result(a, b, &r); - } - - int zpl_rect2_intersection_result(zpl_rect2 a, zpl_rect2 b, zpl_rect2 *intersection) { - zpl_f32 a_min_x = zpl_min(a.pos.x, a.pos.x + a.dim.x); - zpl_f32 a_max_x = zpl_max(a.pos.x, a.pos.x + a.dim.x); - zpl_f32 a_min_y = zpl_min(a.pos.y, a.pos.y + a.dim.y); - zpl_f32 a_max_y = zpl_max(a.pos.y, a.pos.y + a.dim.y); - - zpl_f32 b_min_x = zpl_min(b.pos.x, b.pos.x + b.dim.x); - zpl_f32 b_max_x = zpl_max(b.pos.x, b.pos.x + b.dim.x); - zpl_f32 b_min_y = zpl_min(b.pos.y, b.pos.y + b.dim.y); - zpl_f32 b_max_y = zpl_max(b.pos.y, b.pos.y + b.dim.y); - - zpl_f32 x0 = zpl_max(a_min_x, b_min_x); - zpl_f32 y0 = zpl_max(a_min_y, b_min_y); - zpl_f32 x1 = zpl_min(a_max_x, b_max_x); - zpl_f32 y1 = zpl_min(a_max_y, b_max_y); - - if ((x0 < x1) && (y0 < y1)) { - zpl_rect2 r = zpl_rect2f(zpl_vec2f(x0, y0), zpl_vec2f(x1 - x0, y1 - y0)); - *intersection = r; - return 1; - } else { - zpl_rect2 r = { 0 }; - *intersection = r; return 0; } - } - ZPL_END_C_DECLS -#endif + static zpl_re_ctx zpl_re__consume(zpl_re *re, zpl_isize op, char const *str, zpl_isize str_len, zpl_isize offset, zpl_re_capture *captures, zpl_isize max_capture_count, zpl_b32 is_greedy) + { + zpl_re_ctx c, best_c, next_c; -#if defined(ZPL_MODULE_JSON) - // file: source/json.c + c.op = op; + c.offset = offset; - //////////////////////////////////////////////////////////////// - // - // JSON5 Parser - // - // + best_c.op = ZPL_RE__NO_MATCH; + best_c.offset = offset; - #ifdef ZPL_EDITOR - #include + for (;;) { + c = zpl_re__exec_single(re, op, str, str_len, c.offset, 0, 0); + if (c.offset > str_len || c.offset == -1) break; + if (c.op >= re->buf_len) return c; + + next_c = zpl_re__exec(re, c.op, str, str_len, c.offset, captures, max_capture_count); + if (next_c.offset <= str_len) { + if (captures) + zpl_re__exec(re, c.op, str, str_len, c.offset, captures, max_capture_count); + + best_c = next_c; + if (!is_greedy) break; + } + + if (best_c.op > re->buf_len) + best_c.op = c.op; + + } + + return best_c; + } + + static zpl_re_ctx zpl_re__exec_single(zpl_re *re, zpl_isize op, char const *str, zpl_isize str_len, zpl_isize offset, zpl_re_capture *captures, zpl_isize max_capture_count) { + zpl_re_ctx ctx; + zpl_isize buffer_len; + zpl_isize match_len; + zpl_isize next_op; + zpl_isize skip; + + switch (re->buf[op++]) { + case ZPL_RE_OP_BEGIN_CAPTURE: { + zpl_u8 capture = re->buf[op++]; + if (captures && (capture < max_capture_count)) + captures[capture].str = str + offset; + } break; + + case ZPL_RE_OP_END_CAPTURE: { + zpl_u8 capture = re->buf[op++]; + if (captures && (capture < max_capture_count)) + captures[capture].len = (str + offset) - captures[capture].str; + } break; + + case ZPL_RE_OP_BEGINNING_OF_LINE: { + if (offset != 0) + return zpl_re__ctx_no_match(op); + } break; + + case ZPL_RE_OP_END_OF_LINE: { + if (offset != str_len) + return zpl_re__ctx_no_match(op); + } break; + + case ZPL_RE_OP_BRANCH_START: { + skip = re->buf[op++]; + ctx = zpl_re__exec(re, op, str, str_len, offset, captures, max_capture_count); + if (ctx.offset <= str_len) { + offset = ctx.offset; + op = ctx.op; + } else { + ctx = zpl_re__exec(re, op + skip, str, str_len, offset, captures, max_capture_count); + offset = ctx.offset; + op = ctx.op; + } + } break; + + case ZPL_RE_OP_BRANCH_END: { + skip = re->buf[op++]; + op += skip; + } break; + + case ZPL_RE_OP_ANY: { + if (offset < str_len) { + offset++; + break; + } + return zpl_re__ctx_no_match(op); + } break; + + case ZPL_RE_OP_ANY_OF: { + zpl_isize i; + char cin = str[offset]; + buffer_len = re->buf[op++]; + + if (offset >= str_len) + return zpl_re__ctx_no_match(op + buffer_len); + + for (i = 0; i < buffer_len; i++) { + char cmatch = (char)re->buf[op+i]; + if (!cmatch) { + i++; + if (zpl_re__match_escape(cin, re->buf[op+i] << 8)) + break; + } else if (cin == cmatch) { + break; + } + } + + if (i == buffer_len) + return zpl_re__ctx_no_match(op + buffer_len); + + offset++; + op += buffer_len; + } break; + + case ZPL_RE_OP_ANY_BUT: { + zpl_isize i; + char cin = str[offset]; + buffer_len = re->buf[op++]; + + if (offset >= str_len) + return zpl_re__ctx_no_match(op + buffer_len); + + for (i = 0; i < buffer_len; i++) { + char cmatch = (char)re->buf[op + i]; + if (!cmatch) { + i++; + if (zpl_re__match_escape(cin, re->buf[op+i] << 8)) + return zpl_re__ctx_no_match(op + buffer_len); + } else if (cin == cmatch) { + return zpl_re__ctx_no_match(op + buffer_len); + } + } + + offset++; + op += buffer_len; + } break; + + case ZPL_RE_OP_EXACT_MATCH: { + match_len = re->buf[op++]; + + if ((match_len > (str_len - offset)) || + zpl_strncmp(str+offset, (const char*)re->buf + op, match_len) != 0) + return zpl_re__ctx_no_match(op + match_len); + + op += match_len; + offset += match_len; + } break; + + case ZPL_RE_OP_META_MATCH: { + char cin = (char)re->buf[op++]; + char cmatch = str[offset++]; + + if (!cin) { + if (zpl_re__match_escape(cmatch, re->buf[op++] << 8)) + break; + } + else if (cin == cmatch) break; + + return zpl_re__ctx_no_match(op); + } break; + + case ZPL_RE_OP_ZERO_OR_MORE: { + ctx = zpl_re__consume(re, op, str, str_len, offset, captures, max_capture_count, 1); + offset = ctx.offset; + op = ctx.op; + } break; + + case ZPL_RE_OP_ONE_OR_MORE: { + ctx = zpl_re__exec_single(re, op, str, str_len, offset, captures, max_capture_count); + + if (ctx.offset > str_len) + return ctx; + + ctx = zpl_re__consume(re, op, str, str_len, offset, captures, max_capture_count, 1); + offset = ctx.offset; + op = ctx.op; + } break; + + case ZPL_RE_OP_ZERO_OR_MORE_SHORTEST: { + ctx = zpl_re__consume(re, op, str, str_len, offset, captures, max_capture_count, 0); + offset = ctx.offset; + op = ctx.op; + } break; + + case ZPL_RE_OP_ONE_OR_MORE_SHORTEST: { + ctx = zpl_re__exec_single(re, op, str, str_len, offset, captures, max_capture_count); + + if (ctx.offset > str_len) + return ctx; + + ctx = zpl_re__consume(re, op, str, str_len, offset, captures, max_capture_count, 0); + offset = ctx.offset; + op = ctx.op; + } break; + + case ZPL_RE_OP_ZERO_OR_ONE: { + ctx = zpl_re__exec_single(re, op, str, str_len, offset, captures, max_capture_count); + + if (ctx.offset <= str_len) { + zpl_re_ctx possible_ctx = zpl_re__exec(re, ctx.op, str, str_len, ctx.offset, captures, max_capture_count); + + if (possible_ctx.offset <= str_len) { + op = possible_ctx.op; + offset = possible_ctx.offset; + break; + } + } + + next_op = ctx.op; + ctx = zpl_re__exec(re, next_op, str, str_len, offset, captures, max_capture_count); + + if (ctx.offset <= str_len) { + op = ctx.op; + offset = ctx.offset; + break; + } + return zpl_re__ctx_no_match(op); + } break; + + default: { + return zpl_re__ctx_internal_failure(op); + } break; + } + + ctx.op = op; + ctx.offset = offset; + + return ctx; + } + + static zpl_re_ctx zpl_re__exec(zpl_re *re, zpl_isize op, char const *str, zpl_isize str_len, zpl_isize offset, zpl_re_capture *captures, zpl_isize max_capture_count) { + zpl_re_ctx c; + c.op = op; + c.offset = offset; + + while (c.op < re->buf_len) { + c = zpl_re__exec_single(re, c.op, str, str_len, c.offset, captures, max_capture_count); + + if (c.offset > str_len || c.offset == -1) + break; + } + + return c; + } + + static zpl_regex_error zpl_re__emit_ops(zpl_re *re, zpl_isize op_count, ...) { + va_list va; + + if (re->buf_len + op_count > re->buf_cap) { + if (!re->can_realloc) { + return ZPL_RE_ERROR_TOO_LONG; + } + else { + zpl_isize new_cap = (re->buf_cap*2) + op_count; + re->buf = (char *)zpl_resize(re->backing, re->buf, re->buf_cap, new_cap); + re->buf_cap = new_cap; + } + } + + va_start(va, op_count); + for (zpl_isize i = 0; i < op_count; i++) + { + zpl_i32 v = va_arg(va, zpl_i32); + if (v > 256) + return ZPL_RE_ERROR_TOO_LONG; + re->buf[re->buf_len++] = (char)v; + } + va_end(va); + + return ZPL_RE_ERROR_NONE; + } + + static zpl_regex_error zpl_re__emit_ops_buffer(zpl_re *re, zpl_isize op_count, char const *buffer) { + if (re->buf_len + op_count > re->buf_cap) { + if (!re->can_realloc) { + return ZPL_RE_ERROR_TOO_LONG; + } + else { + zpl_isize new_cap = (re->buf_cap*2) + op_count; + re->buf = (char *)zpl_resize(re->backing, re->buf, re->buf_cap, new_cap); + re->buf_cap = new_cap; + } + } + + for (zpl_isize i = 0; i < op_count; i++) + { + re->buf[re->buf_len++] = buffer[i]; + } + + return ZPL_RE_ERROR_NONE; + } + + static int zpl_re__encode_escape(char code) { + switch (code) { + default: break; /* NOTE(bill): It's a normal character */ + + /* TODO(bill): Are there anymore? */ + case 't': return '\t'; + case 'n': return '\n'; + case 'r': return '\r'; + case 'f': return '\f'; + case 'v': return '\v'; + + case '0': return ZPL_RE_CODE_NULL; + + case 's': return ZPL_RE_CODE_WHITESPACE; + case 'S': return ZPL_RE_CODE_NOT_WHITESPACE; + + case 'd': return ZPL_RE_CODE_DIGIT; + case 'D': return ZPL_RE_CODE_NOT_DIGIT; + + case 'a': return ZPL_RE_CODE_ALPHA; + case 'l': return ZPL_RE_CODE_LOWER; + case 'u': return ZPL_RE_CODE_UPPER; + + case 'w': return ZPL_RE_CODE_WORD; + case 'W': return ZPL_RE_CODE_NOT_WORD; + + case 'x': return ZPL_RE_CODE_XDIGIT; + case 'p': return ZPL_RE_CODE_PRINTABLE; + } + return code; + } + + static zpl_regex_error zpl_re__parse_group(zpl_re *re, char const *pattern, zpl_isize len, zpl_isize offset, zpl_isize *new_offset) { + zpl_regex_error err = ZPL_RE_ERROR_NONE; + char buffer[256] = {0}; + zpl_isize buffer_len = 0, buffer_cap = zpl_size_of(buffer); + zpl_b32 closed = 0; + zplreOp op = ZPL_RE_OP_ANY_OF; + + if (pattern[offset] == '^') { + offset++; + op = ZPL_RE_OP_ANY_BUT; + } + + while(!closed && + err == ZPL_RE_ERROR_NONE && + offset < len) + { + if (pattern[offset] == ']') { + err = zpl_re__emit_ops(re, 2, (zpl_i32)op, (zpl_i32)buffer_len); + if (err) break; + + err = zpl_re__emit_ops_buffer(re, buffer_len, (const char*)buffer); + if (err) break; + offset++; + closed = 1; + break; + } + + if (buffer_len >= buffer_cap) + return ZPL_RE_ERROR_TOO_LONG; + + if (pattern[offset] == '\\') { + offset++; + + if ((offset + 1 < len) && zpl_char_is_hex_digit(*(pattern+offset))) { + buffer[buffer_len++] = zpl_re__hex((pattern+offset)); + offset++; + } + else if (offset < len) { + zpl_i32 code = zpl_re__encode_escape(pattern[offset]); + + if (!code || code > 0xff) { + buffer[buffer_len++] = 0; + + if (buffer_len >= buffer_cap) + return ZPL_RE_ERROR_TOO_LONG; + + buffer[buffer_len++] = (code >> 8) & 0xff; + } + else { + buffer[buffer_len++] = code & 0xff; + } + } + } + else { + buffer[buffer_len++] = (unsigned char)pattern[offset]; + } + + offset++; + } + + if (err) return err; + if (!closed) return ZPL_RE_ERROR_MISMATCHED_BLOCKS; + if (new_offset) *new_offset = offset; + return ZPL_RE_ERROR_NONE; + } + + static zpl_regex_error zpl_re__compile_quantifier(zpl_re *re, zpl_isize last_buf_len, unsigned char quantifier) { + zpl_regex_error err; + zpl_isize move_size; + + if ((re->buf[last_buf_len] == ZPL_RE_OP_EXACT_MATCH) && + (re->buf[last_buf_len+1] > 1)) + { + unsigned char last_char = re->buf[re->buf_len-1]; + + re->buf[last_buf_len+1]--; + re->buf_len--; + err = zpl_re__emit_ops(re, 4, (zpl_i32)quantifier, (zpl_i32)ZPL_RE_OP_EXACT_MATCH, 1, (zpl_i32)last_char); + if (err) return err; + return ZPL_RE_ERROR_NONE; + } + + move_size = re->buf_len - last_buf_len + 1; + + err = zpl_re__emit_ops(re, 1, 0); + if (err) return err; + + zpl_memmove(re->buf+last_buf_len+1, re->buf+last_buf_len, move_size); + re->buf[last_buf_len] = quantifier; + + return ZPL_RE_ERROR_NONE; + } + + static zpl_regex_error zpl_re__parse(zpl_re *re, char const *pattern, zpl_isize len, zpl_isize offset, zpl_isize level, zpl_isize *new_offset) { + zpl_regex_error err = ZPL_RE_ERROR_NONE; + zpl_isize last_buf_len = re->buf_len; + zpl_isize branch_begin = re->buf_len; + zpl_isize branch_op = -1; + + while (offset < len) { + switch (pattern[offset++]) { + case '^': { + err = zpl_re__emit_ops(re, 1, ZPL_RE_OP_BEGINNING_OF_LINE); + if (err) return err; + } break; + + case '$': { + err = zpl_re__emit_ops(re, 1, ZPL_RE_OP_END_OF_LINE); + if (err) return err; + } break; + + case '(': { + zpl_isize capture = re->capture_count++; + last_buf_len = re->buf_len; + err = zpl_re__emit_ops(re, 2, ZPL_RE_OP_BEGIN_CAPTURE, (zpl_i32)capture); + if (err) return err; + + err = zpl_re__parse(re, pattern, len, offset, level+1, &offset); + + if ((offset > len) || (pattern[offset-1] != ')')) + return ZPL_RE_ERROR_MISMATCHED_CAPTURES; + + err = zpl_re__emit_ops(re, 2, ZPL_RE_OP_END_CAPTURE, (zpl_i32)capture); + if (err) return err; + } break; + + case ')': { + if (branch_op != -1) + re->buf[branch_op + 1] = (unsigned char)(re->buf_len - (branch_op+2)); + + if (level == 0) + return ZPL_RE_ERROR_MISMATCHED_CAPTURES; + + if (new_offset) *new_offset = offset; + return ZPL_RE_ERROR_NONE; + } break; + + case '[': { + last_buf_len = re->buf_len; + err = zpl_re__parse_group(re, pattern, len, offset, &offset); + if (offset > len) + return err; + } break; + + /* NOTE(bill): Branching magic! */ + case '|': { + if (branch_begin >= re->buf_len) { + return ZPL_RE_ERROR_BRANCH_FAILURE; + } else { + zpl_isize size = re->buf_len - branch_begin; + err = zpl_re__emit_ops(re, 4, 0, 0, ZPL_RE_OP_BRANCH_END, 0); + if (err) return err; + + zpl_memmove(re->buf + branch_begin + 2, re->buf + branch_begin, size); + re->buf[branch_begin] = ZPL_RE_OP_BRANCH_START; + re->buf[branch_begin+1] = (size+2) & 0xff; + branch_op = re->buf_len-2; + } + } break; + + case '.': { + last_buf_len = re->buf_len; + err = zpl_re__emit_ops(re, 1, ZPL_RE_OP_ANY); + if (err) return err; + } break; + + case '*': + case '+': + { + unsigned char quantifier = ZPL_RE_OP_ONE_OR_MORE; + if (pattern[offset-1] == '*') + quantifier = ZPL_RE_OP_ZERO_OR_MORE; + + if (last_buf_len >= re->buf_len) + return ZPL_RE_ERROR_INVALID_QUANTIFIER; + if ((re->buf[last_buf_len] < ZPL_RE_OP_EXACT_MATCH) || + (re->buf[last_buf_len] > ZPL_RE_OP_ANY_BUT)) + return ZPL_RE_ERROR_INVALID_QUANTIFIER; + + if ((offset < len) && (pattern[offset] == '?')) { + quantifier = ZPL_RE_OP_ONE_OR_MORE_SHORTEST; + offset++; + } + + err = zpl_re__compile_quantifier(re, last_buf_len, quantifier); + if (err) return err; + } break; + + case '?': { + if (last_buf_len >= re->buf_len) + return ZPL_RE_ERROR_INVALID_QUANTIFIER; + if ((re->buf[last_buf_len] < ZPL_RE_OP_EXACT_MATCH) || + (re->buf[last_buf_len] > ZPL_RE_OP_ANY_BUT)) + return ZPL_RE_ERROR_INVALID_QUANTIFIER; + + err = zpl_re__compile_quantifier(re, last_buf_len, + (unsigned char)ZPL_RE_OP_ZERO_OR_ONE); + if (err) return err; + } break; + + case '\\': { + last_buf_len = re->buf_len; + if ((offset+1 < len) && zpl_char_is_hex_digit(*(pattern+offset))) { + unsigned char hex_value = zpl_re__hex((pattern+offset)); + offset += 2; + err = zpl_re__emit_ops(re, 2, ZPL_RE_OP_META_MATCH, (int)hex_value); + if (err) return err; + } else if (offset < len) { + int code = zpl_re__encode_escape(pattern[offset++]); + if (!code || (code > 0xff)) { + err = zpl_re__emit_ops(re, 3, ZPL_RE_OP_META_MATCH, 0, (int)((code >> 8) & 0xff)); + if (err) return err; + } else { + err = zpl_re__emit_ops(re, 2, ZPL_RE_OP_META_MATCH, (int)code); + if (err) return err; + } + } + } break; + + /* NOTE(bill): Exact match */ + default: { + char const *match_start; + zpl_isize size = 0; + offset--; + match_start = pattern+offset; + while ((offset < len) && + (zpl_re__strfind(ZPL_RE__LITERAL(ZPL_RE__META_CHARS), pattern[offset], 0) < 0)) { + size++, offset++; + } + + last_buf_len = re->buf_len; + err = zpl_re__emit_ops(re, 2, ZPL_RE_OP_EXACT_MATCH, (int)size); + if (err) return err; + err = zpl_re__emit_ops_buffer(re, size, (char const *)match_start); + if (err) return err; + } break; + } + } + + if (new_offset) *new_offset = offset; + return ZPL_RE_ERROR_NONE; + } + + zpl_regex_error zpl_re_compile_from_buffer(zpl_re *re, char const *pattern, zpl_isize pattern_len, void *buffer, zpl_isize buffer_len) { + zpl_regex_error err; + re->capture_count = 0; + re->buf = (char *)buffer; + re->buf_len = 0; + re->buf_cap = re->buf_len; + re->can_realloc = 0; + + err = zpl_re__parse(re, pattern, pattern_len, 0, 0, 0); + return err; + } + + zpl_regex_error zpl_re_compile(zpl_re *re, zpl_allocator backing, char const *pattern, zpl_isize pattern_len) { + zpl_regex_error err; + zpl_isize cap = pattern_len+128; + zpl_isize offset = 0; + + re->backing = backing; + re->capture_count = 0; + re->buf = (char *)zpl_alloc(backing, cap); + re->buf_len = 0; + re->buf_cap = cap; + re->can_realloc = 1; + + err = zpl_re__parse(re, pattern, pattern_len, 0, 0, &offset); + + if (offset != pattern_len) + zpl_free(backing, re->buf); + + return err; + } + + zpl_isize zpl_re_capture_count(zpl_re *re) { return re->capture_count; } + + zpl_b32 zpl_re_match(zpl_re *re, char const *str, zpl_isize len, zpl_re_capture *captures, zpl_isize max_capture_count, zpl_isize *offset) { + if (re && re->buf_len > 0) { + if (re->buf[0] == ZPL_RE_OP_BEGINNING_OF_LINE) { + zpl_re_ctx c = zpl_re__exec(re, 0, str, len, 0, captures, max_capture_count); + if (c.offset >= 0 && c.offset <= len) { if (offset) *offset = c.offset; return 1; }; + if (c.offset == ZPL_RE__INTERNAL_FAILURE) return 0; + } else { + zpl_isize i; + for (i = 0; i < len; i++) { + zpl_re_ctx c = zpl_re__exec(re, 0, str, len, i, captures, max_capture_count); + if (c.offset >= 0 && c.offset <= len) { if (offset) *offset = c.offset; return 1; }; + if (c.offset == ZPL_RE__INTERNAL_FAILURE) return 0; + } + } + return 0; + } + return 1; + } + + + zpl_b32 zpl_re_match_all(zpl_re *re, char const *str, zpl_isize str_len, zpl_isize max_capture_count, + zpl_re_capture **out_captures) + { + char *end = (char *)str + str_len; + char *p = (char *)str; + + zpl_buffer_make(zpl_re_capture, cps, zpl_heap(), max_capture_count); + + zpl_isize offset = 0; + + while (p < end) + { + zpl_b32 ok = zpl_re_match(re, p, end - p, cps, max_capture_count, &offset); + if (!ok) { + zpl_buffer_free(cps); + return false; + } + + p += offset; + + for (zpl_isize i = 0; i < max_capture_count; i++) { + zpl_array_append(*out_captures, cps[i]); + } + } + + zpl_buffer_free(cps); + + return true; + } + + ZPL_END_C_DECLS #endif - #include /* needed for INFINITY and NAN */ + #if defined(ZPL_MODULE_DLL) + // file: source/dll.c - ZPL_BEGIN_C_DECLS + #ifdef ZPL_EDITOR + #include + #endif - static ZPL_ALWAYS_INLINE zpl_b32 zpl__json_is_assign_char(char c) { return !!zpl_strchr(":=|", c); } - static ZPL_ALWAYS_INLINE zpl_b32 zpl__json_is_delim_char(char c) { return !!zpl_strchr(",|\n", c); } + #if defined(ZPL_SYSTEM_UNIX) || defined(ZPL_SYSTEM_MACOS) + #include + #endif - char *zpl__json_parse_object(zpl_json_object *obj, char *base, zpl_allocator a, zpl_u8 *err_code); - char *zpl__json_parse_array(zpl_json_object *obj, char *base, zpl_allocator a, zpl_u8 *err_code); - char *zpl__json_parse_value(zpl_json_object *obj, char *base, zpl_allocator a, zpl_u8 *err_code); + ZPL_BEGIN_C_DECLS - #define jx(x) !zpl_char_is_hex_digit(str[x]) - ZPL_ALWAYS_INLINE zpl_b32 zpl__json_validate_name(char *str, char *err) { - while (*str) { - if ((str[0] == '\\' && !zpl_char_is_control(str[1])) && - (str[0] == '\\' && jx(1) && jx(2) && jx(3) && jx(4))) { - *err = *str; - return false; + //////////////////////////////////////////////////////////////// + // + // DLL Handling + // + // + + #if defined(ZPL_SYSTEM_WINDOWS) + zpl_dll_handle zpl_dll_load(char const *filepath) { + return cast(zpl_dll_handle) LoadLibraryA(filepath); } - ++str; + void zpl_dll_unload(zpl_dll_handle dll) { + FreeLibrary(cast(HMODULE) dll); + } + + zpl_dll_proc zpl_dll_proc_address(zpl_dll_handle dll, char const *proc_name) { + return cast(zpl_dll_proc) GetProcAddress(cast(HMODULE) dll, proc_name); + } + + #else // POSIX + + zpl_dll_handle zpl_dll_load(char const *filepath) { + return cast(zpl_dll_handle) dlopen(filepath, RTLD_LAZY | RTLD_GLOBAL); + } + + void zpl_dll_unload(zpl_dll_handle dll) { + dlclose(dll); + } + + zpl_dll_proc zpl_dll_proc_address(zpl_dll_handle dll, char const *proc_name) { + return cast(zpl_dll_proc) dlsym(dll, proc_name); + } + + #endif + + ZPL_END_C_DECLS + #endif + + #if defined(ZPL_MODULE_OPTS) + // file: source/opts.c + + //////////////////////////////////////////////////////////////// + // + // CLI Options + // + // + #ifdef ZPL_EDITOR + #include + #endif + + ZPL_BEGIN_C_DECLS + + void zpl_opts_init(zpl_opts *opts, zpl_allocator a, char const *app) { + zpl_opts opts_ = { 0 }; + *opts = opts_; + opts->alloc = a; + opts->appname = app; + + zpl_array_init(opts->entries, a); + zpl_array_init(opts->positioned, a); + zpl_array_init(opts->errors, a); } - return true; - } - #undef jx + void zpl_opts_free(zpl_opts *opts) { + for (zpl_i32 i = 0; i < zpl_array_count(opts->entries); ++i) { + zpl_opts_entry *e = opts->entries + i; + if (e->type == ZPL_OPTS_STRING) { + zpl_string_free(e->text); + } + } - - void zpl_json_parse(zpl_json_object *root, zpl_usize len, char *source, zpl_allocator a, zpl_b32 handle_comments, - zpl_u8 *err_code) { - - if (!root || !source) - { - ZPL_JSON_ASSERT; - if (err_code) *err_code = ZPL_JSON_ERROR_OBJECT_OR_SOURCE_WAS_NULL; - return; + zpl_array_free(opts->entries); + zpl_array_free(opts->positioned); + zpl_array_free(opts->errors); } - zpl_unused(len); + void zpl_opts_add(zpl_opts *opts, char const *name, char const *lname, const char *desc, zpl_u8 type) { + zpl_opts_entry e = { 0 }; - char *dest = (char *)source; + e.name = name; + e.lname = lname; + e.desc = desc; + e.type = type; + e.met = false; + e.pos = false; - if (handle_comments) { - zpl_b32 is_lit = false; - char lit_c = '\0'; - char *p = dest; - char *b = dest; - zpl_isize l = 0; + zpl_array_append(opts->entries, e); + } - while (*p) { - if (!is_lit) { - if ((*p == '"' || *p == '\'')) { - lit_c = *p; - is_lit = true; - ++p; - continue; - } - } else { - if (*p == '\\' && *(p + 1) && *(p + 1) == lit_c) { - p += 2; - continue; - } else if (*p == lit_c) { - is_lit = false; - ++p; - continue; - } + zpl_opts_entry *zpl__opts_find(zpl_opts *opts, char const *name, zpl_usize len, zpl_b32 longname) { + zpl_opts_entry *e = 0; + + for (int i = 0; i < zpl_array_count(opts->entries); ++i) { + e = opts->entries + i; + char const *n = (longname ? e->lname : e->name); + + if (zpl_strnlen(name, len) == zpl_strlen(n) && !zpl_strncmp(n, name, len)) { return e; } + } + + return NULL; + } + + void zpl_opts_positional_add(zpl_opts *opts, char const *name) { + zpl_opts_entry *e = zpl__opts_find(opts, name, zpl_strlen(name), true); + + if (e) { + e->pos = true; + zpl_array_append_at(opts->positioned, e, 0); + } + } + + zpl_b32 zpl_opts_positionals_filled(zpl_opts *opts) { return zpl_array_count(opts->positioned) == 0; } + + zpl_string zpl_opts_string(zpl_opts *opts, char const *name, char const *fallback) { + zpl_opts_entry *e = zpl__opts_find(opts, name, zpl_strlen(name), true); + + return (char *)((e && e->met) ? e->text : fallback); + } + + zpl_f64 zpl_opts_real(zpl_opts *opts, char const *name, zpl_f64 fallback) { + zpl_opts_entry *e = zpl__opts_find(opts, name, zpl_strlen(name), true); + + return (e && e->met) ? e->real : fallback; + } + + zpl_i64 zpl_opts_integer(zpl_opts *opts, char const *name, zpl_i64 fallback) { + zpl_opts_entry *e = zpl__opts_find(opts, name, zpl_strlen(name), true); + + return (e && e->met) ? e->integer : fallback; + } + + void zpl__opts_set_value(zpl_opts *opts, zpl_opts_entry *t, char *b) { + t->met = true; + + switch (t->type) { + case ZPL_OPTS_STRING: { + t->text = zpl_string_make(opts->alloc, b); + } break; + + case ZPL_OPTS_FLOAT: { + t->real = zpl_str_to_f64(b, NULL); + } break; + + case ZPL_OPTS_INT: { + t->integer = zpl_str_to_i64(b, NULL, 10); + } break; + } + + for (zpl_isize i=0; i < zpl_array_count(opts->positioned); i++) { + if (!zpl_strcmp(opts->positioned[i]->lname, t->lname)) { + zpl_array_remove_at(opts->positioned, i); + break; + } + } + } + + zpl_b32 zpl_opts_has_arg(zpl_opts *opts, char const *name) { + zpl_opts_entry *e = zpl__opts_find(opts, name, zpl_strlen(name), true); + + if (e) { return e->met; } + + return false; + } + + void zpl_opts_print_help(zpl_opts *opts) { + zpl_printf("USAGE: %s", opts->appname); + + for (zpl_isize i = zpl_array_count(opts->entries); i >= 0; --i) { + zpl_opts_entry *e = opts->entries + i; + + if (e->pos == (zpl_b32) true) { zpl_printf(" [%s]", e->lname); } + } + + zpl_printf("\nOPTIONS:\n"); + + for (zpl_isize i = 0; i < zpl_array_count(opts->entries); ++i) { + zpl_opts_entry *e = opts->entries + i; + + zpl_printf("\t-%s, --%s: %s\n", e->name, e->lname, e->desc); + } + } + + void zpl_opts_print_errors(zpl_opts *opts) { + for (int i = 0; i < zpl_array_count(opts->errors); ++i) { + zpl_opts_err *err = (opts->errors + i); + + zpl_printf("ERROR: "); + + switch (err->type) { + case ZPL_OPTS_ERR_OPTION: zpl_printf("Invalid option \"%s\"", err->val); break; + + case ZPL_OPTS_ERR_VALUE: zpl_printf("Invalid value \"%s\"", err->val); break; + + case ZPL_OPTS_ERR_MISSING_VALUE: zpl_printf("Missing value for option \"%s\"", err->val); break; + + case ZPL_OPTS_ERR_EXTRA_VALUE: zpl_printf("Extra value for option \"%s\"", err->val); break; } - if (!is_lit) { - // NOTE(ZaKlaus): block comment - if (p[0] == '/' && p[1] == '*') { - b = p; - l = 2; - p += 2; + zpl_printf("\n"); + } + } - while (p[0] != '*' && p[1] != '/') { + void zpl__opts_push_error(zpl_opts *opts, char *b, zpl_u8 errtype) { + zpl_opts_err err = { 0 }; + err.val = b; + err.type = errtype; + zpl_array_append(opts->errors, err); + } + + zpl_b32 zpl_opts_compile(zpl_opts *opts, int argc, char **argv) { + zpl_b32 had_errors = false; + for (int i = 1; i < argc; ++i) { + char *p = argv[i]; + + if (*p) { + p = zpl_str_trim(p, false); + if (*p == '-') { + zpl_opts_entry *t = 0; + zpl_b32 checkln = false; + if (*(p + 1) == '-') { + checkln = true; ++p; - ++l; } - p += 2; - l += 2; - zpl_memset(b, ' ', l); - } - // NOTE(ZaKlaus): inline comment - if (p[0] == '/' && p[1] == '/') { - b = p; - l = 2; - p += 2; + char *b = p + 1, *e = b; - while (p[0] != '\n') { - ++p; - ++l; + while (zpl_char_is_alphanumeric(*e)) { ++e; } + + t = zpl__opts_find(opts, b, (e - b), checkln); + + if (t) { + char *ob = b; + b = e; + + /**/ if (*e == '=') { + if (t->type == ZPL_OPTS_FLAG) { + *e = '\0'; + zpl__opts_push_error(opts, ob, ZPL_OPTS_ERR_EXTRA_VALUE); + had_errors = true; + continue; + } + + b = e = e + 1; + } else if (*e == '\0') { + char *sp = argv[i+1]; + + if (sp && *sp != '-' && (zpl_array_count(opts->positioned) < 1 || t->type != ZPL_OPTS_FLAG)) { + if (t->type == ZPL_OPTS_FLAG) { + zpl__opts_push_error(opts, b, ZPL_OPTS_ERR_EXTRA_VALUE); + had_errors = true; + continue; + } + + p = sp; + b = e = sp; + ++i; + } else { + if (t->type != ZPL_OPTS_FLAG) { + zpl__opts_push_error(opts, ob, ZPL_OPTS_ERR_MISSING_VALUE); + had_errors = true; + continue; + } + t->met = true; + continue; + } + } + + e = zpl_str_control_skip(e, '\0'); + zpl__opts_set_value(opts, t, b); + } else { + zpl__opts_push_error(opts, b, ZPL_OPTS_ERR_OPTION); + had_errors = true; } - ++l; - zpl_memset(b, ' ', l); - } - } - - ++p; - } - } - - if (err_code) *err_code = ZPL_JSON_ERROR_NONE; - zpl_json_object root_ = { 0 }; - - dest = zpl_str_trim(dest, false); - - zpl_b32 starts_with_bracket = false; - - if (*dest != '{' && *dest != '[') { root_.cfg_mode = true; } - if (*dest == '[') { starts_with_bracket = true; } - - char *endp = NULL; - - if (!starts_with_bracket) - endp = zpl__json_parse_object(&root_, dest, a, err_code); - else - endp = zpl__json_parse_array(&root_, (dest+1), a, err_code); - - if (!root_.cfg_mode && endp == NULL) { - if (err_code) *err_code = ZPL_JSON_ERROR_INVALID_VALUE; - } - - // Replace root node with its child if the JSON document is an array. - if (starts_with_bracket && root_.type != ZPL_JSON_TYPE_ARRAY) { - zpl_json_object *replace = &root_; - *replace = root_.nodes[0]; - } - - *root = root_; - } - - #define zpl___ind(x) \ - for (int i = 0; i < x; ++i) zpl_fprintf(f, " "); - - void zpl__json_write_value(zpl_file *f, zpl_json_object *o, zpl_json_object *t, zpl_isize indent, zpl_b32 is_inline, zpl_b32 is_last); - - void zpl_json_write(zpl_file *f, zpl_json_object *o, zpl_isize indent) { - if (!o) - return; - - zpl___ind(indent - 4); - if (!o->cfg_mode) - zpl_fprintf(f, "{\n"); - else { - indent -= 4; - } - - if (o->nodes) - { - zpl_isize cnt = zpl_array_count(o->nodes); - - for (int i = 0; i < cnt; ++i) { - if (i < cnt - 1) { - zpl__json_write_value(f, o->nodes + i, o, indent, false, false); - } else { - zpl__json_write_value(f, o->nodes + i, o, indent, false, true); - } - } - } - - zpl___ind(indent); - - if (indent > 0) { - zpl_fprintf(f, "}"); - } else { - if (!o->cfg_mode) zpl_fprintf(f, "}\n"); - } - } - - zpl_string zpl_json_write_string(zpl_allocator a, zpl_json_object *obj, zpl_isize indent) { - zpl_file tmp; - zpl_file_stream_new(&tmp, a); - zpl_json_write(&tmp, obj, indent); - zpl_file_seek(&tmp, 0); - zpl_i64 fsize = zpl_file_size(&tmp)-1; - zpl_string output = zpl_string_make_reserve(a, fsize+1); - zpl_file_read(&tmp, output, fsize); - zpl_file_close(&tmp); - return output; - } - - void zpl__json_write_value(zpl_file *f, zpl_json_object *o, zpl_json_object *t, zpl_isize indent, zpl_b32 is_inline, zpl_b32 is_last) { - zpl_json_object *node = o; - indent += 4; - - if (!is_inline) { - zpl___ind(indent); - switch (node->name_style) { - case ZPL_JSON_NAME_STYLE_DOUBLE_QUOTE: { - zpl_fprintf(f, "\"%s\"", node->name); - } break; - - case ZPL_JSON_NAME_STYLE_SINGLE_QUOTE: { - zpl_fprintf(f, "\'%s\'", node->name); - } break; - - case ZPL_JSON_NAME_STYLE_NO_QUOTES: { - zpl_fprintf(f, "%s", node->name); - } break; - } - - if (o->assign_style == ZPL_JSON_ASSIGN_STYLE_COLON) - zpl_fprintf(f, ": "); - else { - if (o->name_style != ZPL_JSON_NAME_STYLE_NO_QUOTES) - zpl___ind(1); - - if (o->assign_style == ZPL_JSON_ASSIGN_STYLE_EQUALS) - zpl_fprintf(f, "= "); - else if (o->assign_style == ZPL_JSON_ASSIGN_STYLE_LINE) - zpl_fprintf(f, "| "); - } - - } - - switch (node->type) { - case ZPL_JSON_TYPE_STRING: { - zpl_fprintf(f, "\"%s\"", node->string); - } break; - - case ZPL_JSON_TYPE_MULTISTRING: { - zpl_fprintf(f, "`%s`", node->string); - } break; - - case ZPL_JSON_TYPE_ARRAY: { - zpl_fprintf(f, "["); - zpl_isize elemn = zpl_array_count(node->nodes); - for (int j = 0; j < elemn; ++j) { - if ((node->nodes + j)->type == ZPL_JSON_TYPE_OBJECT || (node->nodes + j)->type == ZPL_JSON_TYPE_ARRAY) { - zpl__json_write_value(f, node->nodes + j, o, 0, true, true); + } else if (zpl_array_count(opts->positioned)) { + zpl_opts_entry *l = zpl_array_back(opts->positioned); + zpl_array_pop(opts->positioned); + zpl__opts_set_value(opts, l, p); } else { - zpl__json_write_value(f, node->nodes + j, o, -4, true, true); + zpl__opts_push_error(opts, p, ZPL_OPTS_ERR_VALUE); + had_errors = true; } - - if (j < elemn - 1) { zpl_fprintf(f, ", "); } } - zpl_fprintf(f, "]"); - } break; - - case ZPL_JSON_TYPE_INTEGER: { - if (node->props == ZPL_JSON_PROPS_IS_HEX) { - zpl_fprintf(f, "0x%llx", (long long)node->integer); - } else { - zpl_fprintf(f, "%lld", (long long)node->integer); - } - } break; - - case ZPL_JSON_TYPE_REAL: { - if (node->props == ZPL_JSON_PROPS_NAN) { - zpl_fprintf(f, "NaN"); - } else if (node->props == ZPL_JSON_PROPS_NAN_NEG) { - zpl_fprintf(f, "-NaN"); - } else if (node->props == ZPL_JSON_PROPS_INFINITY) { - zpl_fprintf(f, "Infinity"); - } else if (node->props == ZPL_JSON_PROPS_INFINITY_NEG) { - zpl_fprintf(f, "-Infinity"); - } else if (node->props == ZPL_JSON_PROPS_IS_EXP) { - zpl_fprintf(f, "%lld.%0*d%llde%c%lld", (long long)node->base, node->base2_offset, 0, (long long)node->base2, node->exp_neg ? '-' : '+', - (long long)node->exp); - } else if (node->props == ZPL_JSON_PROPS_IS_PARSED_REAL) { - if (!node->lead_digit) - zpl_fprintf(f, ".%0*d%lld", node->base2_offset, 0, (long long)node->base2); - else - zpl_fprintf(f, "%lld.%0*d%lld", (long long int)node->base2_offset, 0, (int)node->base, (long long)node->base2); - } else { - zpl_fprintf(f, "%f", node->real); - } - } break; - - case ZPL_JSON_TYPE_OBJECT: { - zpl_json_write(f, node, indent); - } break; - - case ZPL_JSON_TYPE_CONSTANT: { - if (node->constant == ZPL_JSON_CONST_TRUE) { - zpl_fprintf(f, "true"); - } else if (node->constant == ZPL_JSON_CONST_FALSE) { - zpl_fprintf(f, "false"); - } else if (node->constant == ZPL_JSON_CONST_NULL) { - zpl_fprintf(f, "null"); - } - } break; + } + return !had_errors; } - if (!is_inline) { + ZPL_END_C_DECLS + #endif - if (o->delim_style != ZPL_JSON_DELIM_STYLE_COMMA) - { - if (o->delim_style == ZPL_JSON_DELIM_STYLE_NEWLINE) - zpl_fprintf(f, "\n"); - else if (o->delim_style == ZPL_JSON_DELIM_STYLE_LINE) - { - zpl___ind(o->delim_line_width); - zpl_fprintf(f, "|\n"); - } - } - else - { - if (!is_last) { - zpl_fprintf(f, ",\n"); - } else { - zpl_fprintf(f, "\n"); - } - } - } - } - #undef zpl___ind + #if defined(ZPL_MODULE_PROCESS) + // file: source/process.c - void zpl_json_free(zpl_json_object *obj) { - if ((obj->type == ZPL_JSON_TYPE_OBJECT || obj->type == ZPL_JSON_TYPE_ARRAY) && obj->nodes) { - for (zpl_isize i = 0; i < zpl_array_count(obj->nodes); ++i) { zpl_json_free(obj->nodes + i); } + //////////////////////////////////////////////////////////////// + // + // Process creation and manipulation methods + // + // + #ifdef ZPL_EDITOR + #include + #endif - zpl_array_free(obj->nodes); - } - } + ZPL_BEGIN_C_DECLS - char *zpl__json_parse_array(zpl_json_object *obj, char *base, zpl_allocator a, zpl_u8 *err_code) { - ZPL_ASSERT(obj && base); - char *p = base; - - obj->type = ZPL_JSON_TYPE_ARRAY; - zpl_array_init(obj->nodes, a); - obj->backing = a; - - while (*p) { - p = zpl_str_trim(p, false); - - if (p && *p == ']') { - return p; - } - - zpl_json_object elem = { 0 }; - elem.backing = a; - p = zpl__json_parse_value(&elem, p, a, err_code); - - if (err_code && *err_code != ZPL_JSON_ERROR_NONE) { return NULL; } - - zpl_array_append(obj->nodes, elem); - - p = zpl_str_trim(p, false); - - if (*p == ',') { - ++p; - continue; - } else { - if (*p != ']') { - if (err_code) { *err_code = ZPL_JSON_ERROR_INVALID_VALUE; } - } - return p; - } + static ZPL_ALWAYS_INLINE void zpl__pr_close_file_handle(zpl_file *f) { + ZPL_ASSERT_NOT_NULL(f); + f->fd.p = NULL; } - if (err_code) { *err_code = ZPL_JSON_ERROR_INVALID_VALUE; } - return p; - } + static ZPL_ALWAYS_INLINE void zpl__pr_close_file_handles(zpl_pr *process) { + ZPL_ASSERT_NOT_NULL(process); - char *zpl__json_parse_value(zpl_json_object *obj, char *base, zpl_allocator a, zpl_u8 *err_code) { - ZPL_ASSERT(obj && base); - char *p = base; - char *b = base; - char *e = base; + zpl__pr_close_file_handle(&process->in); + zpl__pr_close_file_handle(&process->out); + zpl__pr_close_file_handle(&process->err); - if (*p == '"' || *p == '\'') { - char c = *p; - obj->type = ZPL_JSON_TYPE_STRING; - b = p + 1; - e = b; - obj->string = b; + process->f_stdin = process->f_stdout = process->f_stderr = NULL; - while (*e) { - if (*e == '\\' && *(e + 1) == c) { - e += 2; - continue; - } else if (*e == '\\' && (*(e + 1) == '\r' || *(e + 1) == '\n')) { - *e = ' '; - e++; - continue; - } else if (*e == c) { - break; - } - ++e; - } + #ifdef ZPL_SYSTEM_WINDOWS + process->win32_handle = NULL; + #else + ZPL_NOT_IMPLEMENTED; + #endif + } - *e = '\0'; - p = e + 1; - } else if (*p == '`') { - obj->type = ZPL_JSON_TYPE_MULTISTRING; - b = p + 1; - e = b; - obj->string = b; + enum { + ZPL_PR_HANDLE_MODE_READ, + ZPL_PR_HANDLE_MODE_WRITE, + ZPL_PR_HANDLE_MODES, + }; - while (*e) { - if (*e == '\\' && *(e + 1) == '`') { - e += 2; - continue; - } else if (*e == '`') { - break; - } - ++e; - } + void *zpl__pr_open_handle(zpl_u8 type, const char *mode, void **handle) { + #ifdef ZPL_SYSTEM_WINDOWS + void *pipes[ZPL_PR_HANDLE_MODES]; + zpl_i32 fd; - *e = '\0'; - p = e + 1; - } else if (zpl_char_is_alpha(*p) || (*p == '-' && !zpl_char_is_digit(*(p + 1)))) { - obj->type = ZPL_JSON_TYPE_CONSTANT; + const zpl_u32 flag_inherit = 0x00000001; + SECURITY_ATTRIBUTES sa = {zpl_size_of(sa), 0, 1}; - if (!zpl_strncmp(p, "true", 4)) { - obj->constant = ZPL_JSON_CONST_TRUE; - p += 4; - } else if (!zpl_strncmp(p, "false", 5)) { - obj->constant = ZPL_JSON_CONST_FALSE; - p += 5; - } else if (!zpl_strncmp(p, "null", 4)) { - obj->constant = ZPL_JSON_CONST_NULL; - p += 4; - } else if (!zpl_strncmp(p, "Infinity", 8)) { - obj->type = ZPL_JSON_TYPE_REAL; - obj->real = INFINITY; - obj->props = ZPL_JSON_PROPS_INFINITY; - p += 8; - } else if (!zpl_strncmp(p, "-Infinity", 9)) { - obj->type = ZPL_JSON_TYPE_REAL; - obj->real = -INFINITY; - obj->props = ZPL_JSON_PROPS_INFINITY_NEG; - p += 9; - } else if (!zpl_strncmp(p, "NaN", 3)) { - obj->type = ZPL_JSON_TYPE_REAL; - obj->real = NAN; - obj->props = ZPL_JSON_PROPS_NAN; - p += 3; - } else if (!zpl_strncmp(p, "-NaN", 4)) { - obj->type = ZPL_JSON_TYPE_REAL; - obj->real = -NAN; - obj->props = ZPL_JSON_PROPS_NAN_NEG; - p += 4; - } else { - ZPL_JSON_ASSERT; - if (err_code) *err_code = ZPL_JSON_ERROR_INVALID_VALUE; + if (!CreatePipe(&pipes[0], &pipes[1], cast(LPSECURITY_ATTRIBUTES)&sa, 0)) { return NULL; } - } else if (zpl_char_is_digit(*p) || *p == '+' || *p == '-' || *p == '.') { - obj->type = ZPL_JSON_TYPE_INTEGER; - b = p; - e = b; - - zpl_isize ib = 0; - char buf[48] = { 0 }; - - if (*e == '+') - ++e; - else if (*e == '-') { - buf[ib++] = *e++; + if (!SetHandleInformation(pipes[type], flag_inherit, 0)) { + return NULL; } - if (*e == '.') { - obj->type = ZPL_JSON_TYPE_REAL; - obj->props = ZPL_JSON_PROPS_IS_PARSED_REAL; - buf[ib++] = '0'; - obj->lead_digit = false; + fd = _open_osfhandle(cast(zpl_intptr)pipes[type], 0); - do { - buf[ib++] = *e; - } while (zpl_char_is_digit(*++e)); + if (fd != -1) { + *handle = pipes[1-type]; + return _fdopen(fd, mode); + } + + return NULL; + #else + ZPL_NOT_IMPLEMENTED; + return NULL; + #endif + } + + zpl_i32 zpl_pr_create(zpl_pr *process, const char **args, zpl_isize argc, zpl_pr_si si, zpl_pr_opts options) { + ZPL_ASSERT_NOT_NULL(process); + zpl_zero_item(process); + + #ifdef ZPL_SYSTEM_WINDOWS + zpl_string cli, env; + zpl_b32 c_env=false; + STARTUPINFOW psi = {0}; + PROCESS_INFORMATION pi = {0}; + zpl_i32 err_code = 0; + zpl_allocator a = zpl_heap(); + const zpl_u32 use_std_handles = 0x00000100; + + psi.cb = zpl_size_of(psi); + psi.dwFlags = use_std_handles | si.flags; + + if (options & ZPL_PR_OPTS_CUSTOM_ENV) { + env = zpl_string_join(zpl_heap(), cast(const char**)si.env, si.env_count, "\0\0"); + env = zpl_string_appendc(env, "\0"); + c_env = true; + } + else if (!(options & ZPL_PR_OPTS_INHERIT_ENV)) { + env = (zpl_string)"\0\0\0\0"; } else { - if (*e == '0' && (*(e + 1) == 'x' || *(e + 1) == 'X')) { obj->props = ZPL_JSON_PROPS_IS_HEX; } - while (zpl_char_is_hex_digit(*e) || *e == 'x' || *e == 'X') { buf[ib++] = *e++; } + env = (zpl_string)NULL; + } + + process->f_stdin = zpl__pr_open_handle(ZPL_PR_HANDLE_MODE_WRITE, "wb", &psi.hStdInput); + process->f_stdout = zpl__pr_open_handle(ZPL_PR_HANDLE_MODE_READ, "rb", &psi.hStdOutput); + + if (options & ZPL_PR_OPTS_COMBINE_STD_OUTPUT) { + process->f_stderr = process->f_stdout; + psi.hStdError = psi.hStdOutput; + } else { + process->f_stderr = zpl__pr_open_handle(ZPL_PR_HANDLE_MODE_READ, "rb", &psi.hStdError); + } + + cli = zpl_string_join(zpl_heap(), args, argc, " "); + + psi.dwX = si.posx; + psi.dwY = si.posy; + psi.dwXSize = si.resx; + psi.dwYSize = si.resy; + psi.dwXCountChars = si.bufx; + psi.dwYCountChars = si.bufy; + psi.dwFillAttribute = si.fill_attr; + psi.wShowWindow = si.show_window; + + wchar_t *w_cli = zpl__alloc_utf8_to_ucs2(a, cli, NULL); + wchar_t *w_workdir = zpl__alloc_utf8_to_ucs2(a, si.workdir, NULL); + + if (!CreateProcessW( + NULL, + w_cli, + NULL, + NULL, + 1, + 0, + env, + w_workdir, + cast(LPSTARTUPINFOW)&psi, + cast(LPPROCESS_INFORMATION)&pi + )) { + err_code = -1; + goto pr_free_data; + } + + process->win32_handle = pi.hProcess; + CloseHandle(pi.hThread); + + zpl_file_connect_handle(&process->in, process->f_stdin); + zpl_file_connect_handle(&process->out, process->f_stdout); + zpl_file_connect_handle(&process->err, process->f_stderr); + + pr_free_data: + zpl_string_free(cli); + zpl_free(a, w_cli); + zpl_free(a, w_workdir); + + if (c_env) + zpl_string_free(env); + + return err_code; + + #else + ZPL_NOT_IMPLEMENTED; + return -1; + #endif + } + + + zpl_i32 zpl_pr_join(zpl_pr *process) { + zpl_i32 ret_code; + + ZPL_ASSERT_NOT_NULL(process); + + #ifdef ZPL_SYSTEM_WINDOWS + if (process->f_stdin) { + fclose(cast(FILE *)process->f_stdin); + } + + WaitForSingleObject(process->win32_handle, INFINITE); + + if (!GetExitCodeProcess(process->win32_handle, cast(LPDWORD)&ret_code)) { + zpl_pr_destroy(process); + return -1; + } + + zpl_pr_destroy(process); + + return ret_code; + #else + ZPL_NOT_IMPLEMENTED; + ret_code = -1; + return ret_code; + #endif + } + + void zpl_pr_destroy(zpl_pr *process) { + ZPL_ASSERT_NOT_NULL(process); + + #ifdef ZPL_SYSTEM_WINDOWS + if (process->f_stdin) { + fclose(cast(FILE *)process->f_stdin); + } + + fclose(cast(FILE *)process->f_stdout); + + if (process->f_stderr != process->f_stdout) { + fclose(cast(FILE *)process->f_stderr); + } + + CloseHandle(process->win32_handle); + + zpl__pr_close_file_handles(process); + #else + ZPL_NOT_IMPLEMENTED; + #endif + } + + void zpl_pr_terminate(zpl_pr *process, zpl_i32 err_code) { + ZPL_ASSERT_NOT_NULL(process); + + #ifdef ZPL_SYSTEM_WINDOWS + TerminateProcess(process->win32_handle, cast(UINT)err_code); + zpl_pr_destroy(process); + #else + ZPL_NOT_IMPLEMENTED; + #endif + } + + ZPL_END_C_DECLS + #endif + + #if defined(ZPL_MODULE_MATH) + // file: source/math.c + + #ifdef ZPL_EDITOR + #include + #endif + + + #if !defined(ZPL_NO_MATH_H) + #include + #endif + + ZPL_BEGIN_C_DECLS + + //////////////////////////////////////////////////////////////// + // + // Math + // + + zpl_f32 zpl_to_radians(zpl_f32 degrees) { return degrees * ZPL_TAU / 360.0f; } + zpl_f32 zpl_to_degrees(zpl_f32 radians) { return radians * 360.0f / ZPL_TAU; } + + zpl_f32 zpl_angle_diff(zpl_f32 radians_a, zpl_f32 radians_b) { + zpl_f32 delta = zpl_mod(radians_b - radians_a, ZPL_TAU); + delta = zpl_mod(delta + 1.5f * ZPL_TAU, ZPL_TAU); + delta -= 0.5f * ZPL_TAU; + return delta; + } + + zpl_f32 zpl_copy_sign(zpl_f32 x, zpl_f32 y) { + zpl_i32 ix, iy; + zpl_f32 r; + zpl_memcopy(&ix, &x, zpl_size_of(x)); + zpl_memcopy(&iy, &y, zpl_size_of(y)); + + ix &= 0x7fffffff; + ix |= iy & 0x80000000; + zpl_memcopy(&r, &ix, zpl_size_of(ix)); + return r; + } + + zpl_f32 zpl_remainder(zpl_f32 x, zpl_f32 y) { return x - (zpl_round(x / y) * y); } + + zpl_f32 zpl_mod(zpl_f32 x, zpl_f32 y) { + zpl_f32 result; + y = zpl_abs(y); + result = zpl_remainder(zpl_abs(x), y); + if (zpl_sign(result)) result += y; + return zpl_copy_sign(result, x); + } + + zpl_f64 zpl_copy_sign64(zpl_f64 x, zpl_f64 y) { + zpl_i64 ix, iy; + zpl_f64 r; + zpl_memcopy(&ix, &x, zpl_size_of(x)); + zpl_memcopy(&iy, &y, zpl_size_of(y)); + + ix &= 0x7fffffffffffffff; + ix |= iy & 0x8000000000000000; + zpl_memcopy(&r, &ix, zpl_size_of(ix)); + return r; + } + + zpl_f64 zpl_floor64(zpl_f64 x) { return cast(zpl_f64)((x >= 0.0) ? cast(zpl_i64) x : cast(zpl_i64)(x - 0.9999999999999999)); } + zpl_f64 zpl_ceil64(zpl_f64 x) { return cast(zpl_f64)((x < 0) ? cast(zpl_i64) x : (cast(zpl_i64) x) + 1); } + zpl_f64 zpl_round64(zpl_f64 x) { return cast(zpl_f64)((x >= 0.0) ? zpl_floor64(x + 0.5) : zpl_ceil64(x - 0.5)); } + zpl_f64 zpl_remainder64(zpl_f64 x, zpl_f64 y) { return x - (zpl_round64(x / y) * y); } + zpl_f64 zpl_abs64(zpl_f64 x) { return x < 0 ? -x : x; } + zpl_f64 zpl_sign64(zpl_f64 x) { return x < 0 ? -1.0 : +1.0; } + + zpl_f64 zpl_mod64(zpl_f64 x, zpl_f64 y) { + zpl_f64 result; + y = zpl_abs64(y); + result = zpl_remainder64(zpl_abs64(x), y); + if (zpl_sign64(result)) result += y; + return zpl_copy_sign64(result, x); + } + + zpl_f32 zpl_quake_rsqrt(zpl_f32 a) { + union { + int i; + zpl_f32 f; + } t; + zpl_f32 x2; + zpl_f32 const three_halfs = 1.5f; + + x2 = a * 0.5f; + t.f = a; + t.i = 0x5f375a86 - (t.i >> 1); /* What the fuck? */ + t.f = t.f * (three_halfs - (x2 * t.f * t.f)); /* 1st iteration */ + t.f = t.f * (three_halfs - (x2 * t.f * t.f)); /* 2nd iteration, this can be removed */ + + return t.f; + } + + #if defined(ZPL_NO_MATH_H) + #if defined(_MSC_VER) + + zpl_f32 zpl_rsqrt(zpl_f32 a) { return _mm_cvtss_f32(_mm_rsqrt_ss(_mm_set_ss(a))); } + zpl_f32 zpl_sqrt(zpl_f32 a) { return _mm_cvtss_f32(_mm_sqrt_ss(_mm_set_ss(a))); }; + + zpl_f32 zpl_sin(zpl_f32 a) { + static zpl_f32 const a0 = +1.91059300966915117e-31f; + static zpl_f32 const a1 = +1.00086760103908896f; + static zpl_f32 const a2 = -1.21276126894734565e-2f; + static zpl_f32 const a3 = -1.38078780785773762e-1f; + static zpl_f32 const a4 = -2.67353392911981221e-2f; + static zpl_f32 const a5 = +2.08026600266304389e-2f; + static zpl_f32 const a6 = -3.03996055049204407e-3f; + static zpl_f32 const a7 = +1.38235642404333740e-4f; + return a0 + a * (a1 + a * (a2 + a * (a3 + a * (a4 + a * (a5 + a * (a6 + a * a7)))))); + } + + zpl_f32 zpl_cos(zpl_f32 a) { + static zpl_f32 const a0 = +1.00238601909309722f; + static zpl_f32 const a1 = -3.81919947353040024e-2f; + static zpl_f32 const a2 = -3.94382342128062756e-1f; + static zpl_f32 const a3 = -1.18134036025221444e-1f; + static zpl_f32 const a4 = +1.07123798512170878e-1f; + static zpl_f32 const a5 = -1.86637164165180873e-2f; + static zpl_f32 const a6 = +9.90140908664079833e-4f; + static zpl_f32 const a7 = -5.23022132118824778e-14f; + return a0 + a * (a1 + a * (a2 + a * (a3 + a * (a4 + a * (a5 + a * (a6 + a * a7)))))); + } + + zpl_f32 zpl_tan(zpl_f32 radians) { + zpl_f32 rr = radians * radians; + zpl_f32 a = 9.5168091e-03f; + a *= rr; + a += 2.900525e-03f; + a *= rr; + a += 2.45650893e-02f; + a *= rr; + a += 5.33740603e-02f; + a *= rr; + a += 1.333923995e-01f; + a *= rr; + a += 3.333314036e-01f; + a *= rr; + a += 1.0f; + a *= radians; + return a; + } + + zpl_f32 zpl_arcsin(zpl_f32 a) { return zpl_arctan2(a, zpl_sqrt((1.0f + a) * (1.0f - a))); } + zpl_f32 zpl_arccos(zpl_f32 a) { return zpl_arctan2(zpl_sqrt((1.0f + a) * (1.0f - a)), a); } + + zpl_f32 zpl_arctan(zpl_f32 a) { + zpl_f32 u = a * a; + zpl_f32 u2 = u * u; + zpl_f32 u3 = u2 * u; + zpl_f32 u4 = u3 * u; + zpl_f32 f = 1.0f + 0.33288950512027f * u - 0.08467922817644f * u2 + 0.03252232640125f * u3 - 0.00749305860992f * u4; + return a / f; + } + + zpl_f32 zpl_arctan2(zpl_f32 y, zpl_f32 x) { + if (zpl_abs(x) > zpl_abs(y)) { + zpl_f32 a = zpl_arctan(y / x); + if (x > 0.0f) + return a; + else + return y > 0.0f ? a + ZPL_TAU_OVER_2 : a - ZPL_TAU_OVER_2; + } else { + zpl_f32 a = zpl_arctan(x / y); + if (x > 0.0f) + return y > 0.0f ? ZPL_TAU_OVER_4 - a : -ZPL_TAU_OVER_4 - a; + else + return y > 0.0f ? ZPL_TAU_OVER_4 + a : -ZPL_TAU_OVER_4 + a; + } + } + + zpl_f32 zpl_exp(zpl_f32 a) { + union { + zpl_f32 f; + int i; + } u, v; + u.i = (int)(6051102 * a + 1056478197); + v.i = (int)(1056478197 - 6051102 * a); + return u.f / v.f; + } + + zpl_f32 zpl_log(zpl_f32 a) { + union { + zpl_f32 f; + int i; + } u = { a }; + return (u.i - 1064866805) * 8.262958405176314e-8f; /* 1 / 12102203.0; */ + } + + zpl_f32 zpl_pow(zpl_f32 a, zpl_f32 b) { + int flipped = 0, e; + zpl_f32 f, r = 1.0f; + if (b < 0) { + flipped = 1; + b = -b; + } + + e = (int)b; + f = zpl_exp(b - e); + + while (e) { + if (e & 1) r *= a; + a *= a; + e >>= 1; + } + + r *= f; + return flipped ? 1.0f / r : r; + } + + #else + + zpl_f32 zpl_rsqrt(zpl_f32 a) { return 1.0f / __builtin_sqrt(a); } + zpl_f32 zpl_sqrt(zpl_f32 a) { return __builtin_sqrt(a); } + zpl_f32 zpl_sin(zpl_f32 radians) { return __builtin_sinf(radians); } + zpl_f32 zpl_cos(zpl_f32 radians) { return __builtin_cosf(radians); } + zpl_f32 zpl_tan(zpl_f32 radians) { return __builtin_tanf(radians); } + zpl_f32 zpl_arcsin(zpl_f32 a) { return __builtin_asinf(a); } + zpl_f32 zpl_arccos(zpl_f32 a) { return __builtin_acosf(a); } + zpl_f32 zpl_arctan(zpl_f32 a) { return __builtin_atanf(a); } + zpl_f32 zpl_arctan2(zpl_f32 y, zpl_f32 x) { return __builtin_atan2f(y, x); } + + zpl_f32 zpl_exp(zpl_f32 x) { return __builtin_expf(x); } + zpl_f32 zpl_log(zpl_f32 x) { return __builtin_logf(x); } + + // TODO: Should this be zpl_exp(y * zpl_log(x)) ??? + zpl_f32 zpl_pow(zpl_f32 x, zpl_f32 y) { return __builtin_powf(x, y); } + + #endif + #else + zpl_f32 zpl_rsqrt(zpl_f32 a) { return 1.0f / sqrtf(a); } + zpl_f32 zpl_sqrt(zpl_f32 a) { return sqrtf(a); }; + zpl_f32 zpl_sin(zpl_f32 radians) { return sinf(radians); }; + zpl_f32 zpl_cos(zpl_f32 radians) { return cosf(radians); }; + zpl_f32 zpl_tan(zpl_f32 radians) { return tanf(radians); }; + zpl_f32 zpl_arcsin(zpl_f32 a) { return asinf(a); }; + zpl_f32 zpl_arccos(zpl_f32 a) { return acosf(a); }; + zpl_f32 zpl_arctan(zpl_f32 a) { return atanf(a); }; + zpl_f32 zpl_arctan2(zpl_f32 y, zpl_f32 x) { return atan2f(y, x); }; + + zpl_f32 zpl_exp(zpl_f32 x) { return expf(x); } + zpl_f32 zpl_log(zpl_f32 x) { return logf(x); } + zpl_f32 zpl_pow(zpl_f32 x, zpl_f32 y) { return powf(x, y); } + #endif + + zpl_f32 zpl_exp2(zpl_f32 x) { return zpl_exp(ZPL_LOG_TWO * x); } + zpl_f32 zpl_log2(zpl_f32 x) { return zpl_log(x) / ZPL_LOG_TWO; } + + zpl_f32 zpl_fast_exp(zpl_f32 x) { + /* NOTE: Only works in the range -1 <= x <= +1 */ + zpl_f32 e = 1.0f + x * (1.0f + x * 0.5f * (1.0f + x * 0.3333333333f * (1.0f + x * 0.25f * (1.0f + x * 0.2f)))); + return e; + } + + zpl_f32 zpl_fast_exp2(zpl_f32 x) { return zpl_fast_exp(ZPL_LOG_TWO * x); } + + zpl_f32 zpl_round(zpl_f32 x) { return (float)((x >= 0.0f) ? zpl_floor(x + 0.5f) : zpl_ceil(x - 0.5f)); } + zpl_f32 zpl_floor(zpl_f32 x) { return (float)((x >= 0.0f) ? (int)x : (int)(x - 0.9999999999999999f)); } + zpl_f32 zpl_ceil(zpl_f32 x) { return (float)((x < 0.0f) ? (int)x : ((int)x) + 1); } + + zpl_f32 zpl_half_to_float(zpl_half value) { + union { + unsigned int i; + zpl_f32 f; + } result; + int s = (value >> 15) & 0x001; + int e = (value >> 10) & 0x01f; + int m = value & 0x3ff; + + if (e == 0) { + if (m == 0) { + /* Plus or minus zero */ + result.i = (unsigned int)(s << 31); + return result.f; + } else { + /* Denormalized number */ + while (!(m & 0x00000400)) { + m <<= 1; + e -= 1; + } + + e += 1; + m &= ~0x00000400; + } + } else if (e == 31) { + if (m == 0) { + /* Positive or negative infinity */ + result.i = (unsigned int)((s << 31) | 0x7f800000); + return result.f; + } else { + /* Nan */ + result.i = (unsigned int)((s << 31) | 0x7f800000 | (m << 13)); + return result.f; + } + } + + e = e + (127 - 15); + m = m << 13; + + result.i = (unsigned int)((s << 31) | (e << 23) | m); + return result.f; + } + + zpl_half zpl_float_to_half(zpl_f32 value) { + union { + unsigned int i; + zpl_f32 f; + } v; + int i, s, e, m; + + v.f = value; + i = (int)v.i; + + s = (i >> 16) & 0x00008000; + e = ((i >> 23) & 0x000000ff) - (127 - 15); + m = i & 0x007fffff; + + if (e <= 0) { + if (e < -10) return (zpl_half)s; + m = (m | 0x00800000) >> (1 - e); + + if (m & 0x00001000) m += 0x00002000; + + return (zpl_half)(s | (m >> 13)); + } else if (e == 0xff - (127 - 15)) { + if (m == 0) { + return (zpl_half)(s | 0x7c00); /* NOTE: infinity */ + } else { + /* NOTE: NAN */ + m >>= 13; + return (zpl_half)(s | 0x7c00 | m | (m == 0)); + } + } else { + if (m & 0x00001000) { + m += 0x00002000; + if (m & 0x00800000) { + m = 0; + e += 1; + } + } + + if (e > 30) { + zpl_f32 volatile f = 1e12f; + int j; + for (j = 0; j < 10; j++) f *= f; /* NOTE: Cause overflow */ + + return (zpl_half)(s | 0x7c00); + } + + return (zpl_half)(s | (e << 10) | (m >> 13)); + } + } + + #define ZPL_VEC2_2OP(a, c, post) \ + a->x = c.x post; \ + a->y = c.y post; + + #define ZPL_VEC2_3OP(a, b, op, c, post) \ + a->x = b.x op c.x post; \ + a->y = b.y op c.y post; + + #define ZPL_VEC3_2OP(a, c, post) \ + a->x = c.x post; \ + a->y = c.y post; \ + a->z = c.z post; + + #define ZPL_VEC3_3OP(a, b, op, c, post) \ + a->x = b.x op c.x post; \ + a->y = b.y op c.y post; \ + a->z = b.z op c.z post; + + #define ZPL_VEC4_2OP(a, c, post) \ + a->x = c.x post; \ + a->y = c.y post; \ + a->z = c.z post; \ + a->w = c.w post; + + #define ZPL_VEC4_3OP(a, b, op, c, post) \ + a->x = b.x op c.x post; \ + a->y = b.y op c.y post; \ + a->z = b.z op c.z post; \ + a->w = b.w op c.w post; + + zpl_vec2 zpl_vec2f_zero(void) { + zpl_vec2 v = { 0, 0 }; + return v; + } + zpl_vec2 zpl_vec2f(zpl_f32 x, zpl_f32 y) { + zpl_vec2 v; + v.x = x; + v.y = y; + return v; + } + zpl_vec2 zpl_vec2fv(zpl_f32 x[2]) { + zpl_vec2 v; + v.x = x[0]; + v.y = x[1]; + return v; + } + + zpl_vec3 zpl_vec3f_zero(void) { + zpl_vec3 v = { 0, 0, 0 }; + return v; + } + zpl_vec3 zpl_vec3f(zpl_f32 x, zpl_f32 y, zpl_f32 z) { + zpl_vec3 v; + v.x = x; + v.y = y; + v.z = z; + return v; + } + zpl_vec3 zpl_vec3fv(zpl_f32 x[3]) { + zpl_vec3 v; + v.x = x[0]; + v.y = x[1]; + v.z = x[2]; + return v; + } + + zpl_vec4 zpl_vec4f_zero(void) { + zpl_vec4 v = { 0, 0, 0, 0 }; + return v; + } + zpl_vec4 zpl_vec4f(zpl_f32 x, zpl_f32 y, zpl_f32 z, zpl_f32 w) { + zpl_vec4 v; + v.x = x; + v.y = y; + v.z = z; + v.w = w; + return v; + } + zpl_vec4 zpl_vec4fv(zpl_f32 x[4]) { + zpl_vec4 v; + v.x = x[0]; + v.y = x[1]; + v.z = x[2]; + v.w = x[3]; + return v; + } + + zpl_f32 zpl_vec2_max(zpl_vec2 v) { return zpl_max(v.x, v.y); } + zpl_f32 zpl_vec2_side(zpl_vec2 p, zpl_vec2 q, zpl_vec2 r) { return ((q.x - p.x) * (r.y - p.y) - (r.x - p.x) * (q.y - p.y)); } + + void zpl_vec2_add(zpl_vec2 *d, zpl_vec2 v0, zpl_vec2 v1) { ZPL_VEC2_3OP(d, v0, +, v1, +0); } + void zpl_vec2_sub(zpl_vec2 *d, zpl_vec2 v0, zpl_vec2 v1) { ZPL_VEC2_3OP(d, v0, -, v1, +0); } + void zpl_vec2_mul(zpl_vec2 *d, zpl_vec2 v, zpl_f32 s) { ZPL_VEC2_2OP(d, v, *s); } + void zpl_vec2_div(zpl_vec2 *d, zpl_vec2 v, zpl_f32 s) { ZPL_VEC2_2OP(d, v, / s); } + + zpl_f32 zpl_vec3_max(zpl_vec3 v) { return zpl_max3(v.x, v.y, v.z); } + + void zpl_vec3_add(zpl_vec3 *d, zpl_vec3 v0, zpl_vec3 v1) { ZPL_VEC3_3OP(d, v0, +, v1, +0); } + void zpl_vec3_sub(zpl_vec3 *d, zpl_vec3 v0, zpl_vec3 v1) { ZPL_VEC3_3OP(d, v0, -, v1, +0); } + void zpl_vec3_mul(zpl_vec3 *d, zpl_vec3 v, zpl_f32 s) { ZPL_VEC3_2OP(d, v, *s); } + void zpl_vec3_div(zpl_vec3 *d, zpl_vec3 v, zpl_f32 s) { ZPL_VEC3_2OP(d, v, / s); } + + void zpl_vec4_add(zpl_vec4 *d, zpl_vec4 v0, zpl_vec4 v1) { ZPL_VEC4_3OP(d, v0, +, v1, +0); } + void zpl_vec4_sub(zpl_vec4 *d, zpl_vec4 v0, zpl_vec4 v1) { ZPL_VEC4_3OP(d, v0, -, v1, +0); } + void zpl_vec4_mul(zpl_vec4 *d, zpl_vec4 v, zpl_f32 s) { ZPL_VEC4_2OP(d, v, *s); } + void zpl_vec4_div(zpl_vec4 *d, zpl_vec4 v, zpl_f32 s) { ZPL_VEC4_2OP(d, v, / s); } + + void zpl_vec2_addeq(zpl_vec2 *d, zpl_vec2 v) { ZPL_VEC2_3OP(d, (*d), +, v, +0); } + void zpl_vec2_subeq(zpl_vec2 *d, zpl_vec2 v) { ZPL_VEC2_3OP(d, (*d), -, v, +0); } + void zpl_vec2_muleq(zpl_vec2 *d, zpl_f32 s) { ZPL_VEC2_2OP(d, (*d), *s); } + void zpl_vec2_diveq(zpl_vec2 *d, zpl_f32 s) { ZPL_VEC2_2OP(d, (*d), / s); } + + void zpl_vec3_addeq(zpl_vec3 *d, zpl_vec3 v) { ZPL_VEC3_3OP(d, (*d), +, v, +0); } + void zpl_vec3_subeq(zpl_vec3 *d, zpl_vec3 v) { ZPL_VEC3_3OP(d, (*d), -, v, +0); } + void zpl_vec3_muleq(zpl_vec3 *d, zpl_f32 s) { ZPL_VEC3_2OP(d, (*d), *s); } + void zpl_vec3_diveq(zpl_vec3 *d, zpl_f32 s) { ZPL_VEC3_2OP(d, (*d), / s); } + + void zpl_vec4_addeq(zpl_vec4 *d, zpl_vec4 v) { ZPL_VEC4_3OP(d, (*d), +, v, +0); } + void zpl_vec4_subeq(zpl_vec4 *d, zpl_vec4 v) { ZPL_VEC4_3OP(d, (*d), -, v, +0); } + void zpl_vec4_muleq(zpl_vec4 *d, zpl_f32 s) { ZPL_VEC4_2OP(d, (*d), *s); } + void zpl_vec4_diveq(zpl_vec4 *d, zpl_f32 s) { ZPL_VEC4_2OP(d, (*d), / s); } + + #undef ZPL_VEC2_2OP + #undef ZPL_VEC2_3OP + #undef ZPL_VEC3_3OP + #undef ZPL_VEC3_2OP + #undef ZPL_VEC4_2OP + #undef ZPL_VEC4_3OP + + zpl_f32 zpl_vec2_dot(zpl_vec2 v0, zpl_vec2 v1) { return v0.x * v1.x + v0.y * v1.y; } + zpl_f32 zpl_vec3_dot(zpl_vec3 v0, zpl_vec3 v1) { return v0.x * v1.x + v0.y * v1.y + v0.z * v1.z; } + zpl_f32 zpl_vec4_dot(zpl_vec4 v0, zpl_vec4 v1) { return v0.x * v1.x + v0.y * v1.y + v0.z * v1.z + v0.w * v1.w; } + + void zpl_vec2_cross(zpl_f32 *d, zpl_vec2 v0, zpl_vec2 v1) { *d = v0.x * v1.y - v1.x * v0.y; } + void zpl_vec3_cross(zpl_vec3 *d, zpl_vec3 v0, zpl_vec3 v1) { + d->x = v0.y * v1.z - v0.z * v1.y; + d->y = v0.z * v1.x - v0.x * v1.z; + d->z = v0.x * v1.y - v0.y * v1.x; + } + + zpl_f32 zpl_vec2_mag2(zpl_vec2 v) { return zpl_vec2_dot(v, v); } + zpl_f32 zpl_vec3_mag2(zpl_vec3 v) { return zpl_vec3_dot(v, v); } + zpl_f32 zpl_vec4_mag2(zpl_vec4 v) { return zpl_vec4_dot(v, v); } + + /* TODO: Create custom sqrt function */ + zpl_f32 zpl_vec2_mag(zpl_vec2 v) { return zpl_sqrt(zpl_vec2_dot(v, v)); } + zpl_f32 zpl_vec3_mag(zpl_vec3 v) { return zpl_sqrt(zpl_vec3_dot(v, v)); } + zpl_f32 zpl_vec4_mag(zpl_vec4 v) { return zpl_sqrt(zpl_vec4_dot(v, v)); } + + void zpl_vec2_norm(zpl_vec2 *d, zpl_vec2 v) { + zpl_f32 inv_mag = zpl_rsqrt(zpl_vec2_dot(v, v)); + zpl_vec2_mul(d, v, inv_mag); + } + void zpl_vec3_norm(zpl_vec3 *d, zpl_vec3 v) { + zpl_f32 mag = zpl_vec3_mag(v); + zpl_vec3_div(d, v, mag); + } + void zpl_vec4_norm(zpl_vec4 *d, zpl_vec4 v) { + zpl_f32 mag = zpl_vec4_mag(v); + zpl_vec4_div(d, v, mag); + } + + void zpl_vec2_norm0(zpl_vec2 *d, zpl_vec2 v) { + zpl_f32 mag = zpl_vec2_mag(v); + if (mag > 0) + zpl_vec2_div(d, v, mag); + else + *d = zpl_vec2f_zero( ); + } + void zpl_vec3_norm0(zpl_vec3 *d, zpl_vec3 v) { + zpl_f32 mag = zpl_vec3_mag(v); + if (mag > 0) + zpl_vec3_div(d, v, mag); + else + *d = zpl_vec3f_zero( ); + } + void zpl_vec4_norm0(zpl_vec4 *d, zpl_vec4 v) { + zpl_f32 mag = zpl_vec4_mag(v); + if (mag > 0) + zpl_vec4_div(d, v, mag); + else + *d = zpl_vec4f_zero( ); + } + + void zpl_vec2_reflect(zpl_vec2 *d, zpl_vec2 i, zpl_vec2 n) { + zpl_vec2 b = n; + zpl_vec2_muleq(&b, 2.0f * zpl_vec2_dot(n, i)); + zpl_vec2_sub(d, i, b); + } + + void zpl_vec3_reflect(zpl_vec3 *d, zpl_vec3 i, zpl_vec3 n) { + zpl_vec3 b = n; + zpl_vec3_muleq(&b, 2.0f * zpl_vec3_dot(n, i)); + zpl_vec3_sub(d, i, b); + } + + void zpl_vec2_refract(zpl_vec2 *d, zpl_vec2 i, zpl_vec2 n, zpl_f32 eta) { + zpl_vec2 a, b; + zpl_f32 dv, k; + + dv = zpl_vec2_dot(n, i); + k = 1.0f - eta * eta * (1.0f - dv * dv); + zpl_vec2_mul(&a, i, eta); + zpl_vec2_mul(&b, n, eta * dv * zpl_sqrt(k)); + zpl_vec2_sub(d, a, b); + zpl_vec2_muleq(d, (float)(k >= 0.0f)); + } + + void zpl_vec3_refract(zpl_vec3 *d, zpl_vec3 i, zpl_vec3 n, zpl_f32 eta) { + zpl_vec3 a, b; + zpl_f32 dv, k; + + dv = zpl_vec3_dot(n, i); + k = 1.0f - eta * eta * (1.0f - dv * dv); + zpl_vec3_mul(&a, i, eta); + zpl_vec3_mul(&b, n, eta * dv * zpl_sqrt(k)); + zpl_vec3_sub(d, a, b); + zpl_vec3_muleq(d, (float)(k >= 0.0f)); + } + + zpl_f32 zpl_vec2_aspect_ratio(zpl_vec2 v) { return (v.y < 0.0001f) ? 0.0f : v.x / v.y; } + + void zpl_mat2_transpose(zpl_mat2 *m) { zpl_float22_transpose(zpl_float22_m(m)); } + void zpl_mat2_identity(zpl_mat2 *m) { zpl_float22_identity(zpl_float22_m(m)); } + void zpl_mat2_mul(zpl_mat2 *out, zpl_mat2 *m1, zpl_mat2 *m2) { + zpl_float22_mul(zpl_float22_m(out), zpl_float22_m(m1), zpl_float22_m(m2)); + } + + void zpl_float22_identity(zpl_f32 m[2][2]) { + m[0][0] = 1; + m[0][1] = 0; + m[1][0] = 0; + m[1][1] = 1; + } + + void zpl_mat2_copy(zpl_mat2* out, zpl_mat2* m) { + zpl_memcopy(out, m, sizeof(zpl_mat3)); + } + + void zpl_mat2_mul_vec2(zpl_vec2 *out, zpl_mat2 *m, zpl_vec2 in) { zpl_float22_mul_vec2(out, zpl_float22_m(m), in); } + + zpl_mat2 *zpl_mat2_v(zpl_vec2 m[2]) { return (zpl_mat2 *)m; } + zpl_mat2 *zpl_mat2_f(zpl_f32 m[2][2]) { return (zpl_mat2 *)m; } + + zpl_float2 *zpl_float22_m(zpl_mat2 *m) { return (zpl_float2 *)m; } + zpl_float2 *zpl_float22_v(zpl_vec2 m[2]) { return (zpl_float2 *)m; } + zpl_float2 *zpl_float22_4(zpl_f32 m[4]) { return (zpl_float2 *)m; } + + void zpl_float22_transpose(zpl_f32 (*vec)[2]) { + int i, j; + for (j = 0; j < 2; j++) { + for (i = j + 1; i < 2; i++) { + zpl_f32 t = vec[i][j]; + vec[i][j] = vec[j][i]; + vec[j][i] = t; + } + } + } + + void zpl_float22_mul(zpl_f32 (*out)[2], zpl_f32 (*mat1)[2], zpl_f32 (*mat2)[2]) { + int i, j; + zpl_f32 temp1[2][2], temp2[2][2]; + if (mat1 == out) { + zpl_memcopy(temp1, mat1, sizeof(temp1)); + mat1 = temp1; + } + if (mat2 == out) { + zpl_memcopy(temp2, mat2, sizeof(temp2)); + mat2 = temp2; + } + for (j = 0; j < 2; j++) { + for (i = 0; i < 2; i++) { out[j][i] = mat1[0][i] * mat2[j][0] + mat1[1][i] * mat2[j][1]; } + } + } + + void zpl_float22_mul_vec2(zpl_vec2 *out, zpl_f32 m[2][2], zpl_vec2 v) { + out->x = m[0][0] * v.x + m[0][1] * v.y; + out->y = m[1][0] * v.x + m[1][1] * v.y; + } + + zpl_f32 zpl_mat2_determinate(zpl_mat2 *m) { + zpl_float2 *e = zpl_float22_m(m); + return e[0][0] * e[1][1] - e[1][0] * e[0][1]; + } + + void zpl_mat2_inverse(zpl_mat2 *out, zpl_mat2 *in) { + zpl_float2 *o = zpl_float22_m(out); + zpl_float2 *i = zpl_float22_m(in); + + zpl_f32 ood = 1.0f / zpl_mat2_determinate(in); + + o[0][0] = +i[1][1] * ood; + o[0][1] = -i[0][1] * ood; + o[1][0] = -i[1][0] * ood; + o[1][1] = +i[0][0] * ood; + } + + void zpl_mat3_transpose(zpl_mat3 *m) { zpl_float33_transpose(zpl_float33_m(m)); } + void zpl_mat3_identity(zpl_mat3 *m) { zpl_float33_identity(zpl_float33_m(m)); } + + void zpl_mat3_copy(zpl_mat3* out, zpl_mat3* m) { + zpl_memcopy(out, m, sizeof(zpl_mat3)); + } + + void zpl_mat3_mul(zpl_mat3 *out, zpl_mat3 *m1, zpl_mat3 *m2) { + zpl_float33_mul(zpl_float33_m(out), zpl_float33_m(m1), zpl_float33_m(m2)); + } + + void zpl_float33_identity(zpl_f32 m[3][3]) { + m[0][0] = 1; + m[0][1] = 0; + m[0][2] = 0; + m[1][0] = 0; + m[1][1] = 1; + m[1][2] = 0; + m[2][0] = 0; + m[2][1] = 0; + m[2][2] = 1; + } + + void zpl_mat3_mul_vec3(zpl_vec3 *out, zpl_mat3 *m, zpl_vec3 in) { zpl_float33_mul_vec3(out, zpl_float33_m(m), in); } + + zpl_mat3 *zpl_mat3_v(zpl_vec3 m[3]) { return (zpl_mat3 *)m; } + zpl_mat3 *zpl_mat3_f(zpl_f32 m[3][3]) { return (zpl_mat3 *)m; } + + zpl_float3 *zpl_float33_m(zpl_mat3 *m) { return (zpl_float3 *)m; } + zpl_float3 *zpl_float33_v(zpl_vec3 m[3]) { return (zpl_float3 *)m; } + zpl_float3 *zpl_float33_9(zpl_f32 m[9]) { return (zpl_float3 *)m; } + + void zpl_float33_transpose(zpl_f32 (*vec)[3]) { + int i, j; + for (j = 0; j < 3; j++) { + for (i = j + 1; i < 3; i++) { + zpl_f32 t = vec[i][j]; + vec[i][j] = vec[j][i]; + vec[j][i] = t; + } + } + } + + void zpl_float33_mul(zpl_f32 (*out)[3], zpl_f32 (*mat1)[3], zpl_f32 (*mat2)[3]) { + int i, j; + zpl_f32 temp1[3][3], temp2[3][3]; + if (mat1 == out) { + zpl_memcopy(temp1, mat1, sizeof(temp1)); + mat1 = temp1; + } + if (mat2 == out) { + zpl_memcopy(temp2, mat2, sizeof(temp2)); + mat2 = temp2; + } + for (j = 0; j < 3; j++) { + for (i = 0; i < 3; i++) { + out[j][i] = mat1[0][i] * mat2[j][0] + mat1[1][i] * mat2[j][1] + mat1[2][i] * mat2[j][2]; + } + } + } + + void zpl_float33_mul_vec3(zpl_vec3 *out, zpl_f32 m[3][3], zpl_vec3 v) { + out->x = m[0][0] * v.x + m[0][1] * v.y + m[0][2] * v.z; + out->y = m[1][0] * v.x + m[1][1] * v.y + m[1][2] * v.z; + out->z = m[2][0] * v.x + m[2][1] * v.y + m[2][2] * v.z; + } + + zpl_f32 zpl_mat3_determinate(zpl_mat3 *m) { + zpl_float3 *e = zpl_float33_m(m); + zpl_f32 d = + +e[0][0] * (e[1][1] * e[2][2] - e[1][2] * e[2][1]) + -e[0][1] * (e[1][0] * e[2][2] - e[1][2] * e[2][0]) + +e[0][2] * (e[1][0] * e[2][1] - e[1][1] * e[2][0]); + return d; + } + + void zpl_mat3_inverse(zpl_mat3 *out, zpl_mat3 *in) { + zpl_float3 *o = zpl_float33_m(out); + zpl_float3 *i = zpl_float33_m(in); + + zpl_f32 ood = 1.0f / zpl_mat3_determinate(in); + + o[0][0] = +(i[1][1] * i[2][2] - i[2][1] * i[1][2]) * ood; + o[0][1] = -(i[1][0] * i[2][2] - i[2][0] * i[1][2]) * ood; + o[0][2] = +(i[1][0] * i[2][1] - i[2][0] * i[1][1]) * ood; + o[1][0] = -(i[0][1] * i[2][2] - i[2][1] * i[0][2]) * ood; + o[1][1] = +(i[0][0] * i[2][2] - i[2][0] * i[0][2]) * ood; + o[1][2] = -(i[0][0] * i[2][1] - i[2][0] * i[0][1]) * ood; + o[2][0] = +(i[0][1] * i[1][2] - i[1][1] * i[0][2]) * ood; + o[2][1] = -(i[0][0] * i[1][2] - i[1][0] * i[0][2]) * ood; + o[2][2] = +(i[0][0] * i[1][1] - i[1][0] * i[0][1]) * ood; + } + + void zpl_mat4_transpose(zpl_mat4 *m) { zpl_float44_transpose(zpl_float44_m(m)); } + void zpl_mat4_identity(zpl_mat4 *m) { zpl_float44_identity(zpl_float44_m(m)); } + + void zpl_mat4_copy(zpl_mat4* out, zpl_mat4* m) { + zpl_memcopy(out, m, sizeof(zpl_mat4)); + } + + + void zpl_mat4_mul(zpl_mat4 *out, zpl_mat4 *m1, zpl_mat4 *m2) { + zpl_float44_mul(zpl_float44_m(out), zpl_float44_m(m1), zpl_float44_m(m2)); + } + + void zpl_float44_identity(zpl_f32 m[4][4]) { + m[0][0] = 1; + m[0][1] = 0; + m[0][2] = 0; + m[0][3] = 0; + m[1][0] = 0; + m[1][1] = 1; + m[1][2] = 0; + m[1][3] = 0; + m[2][0] = 0; + m[2][1] = 0; + m[2][2] = 1; + m[2][3] = 0; + m[3][0] = 0; + m[3][1] = 0; + m[3][2] = 0; + m[3][3] = 1; + } + + void zpl_mat4_mul_vec4(zpl_vec4 *out, zpl_mat4 *m, zpl_vec4 in) { zpl_float44_mul_vec4(out, zpl_float44_m(m), in); } + + zpl_mat4 *zpl_mat4_v(zpl_vec4 m[4]) { return (zpl_mat4 *)m; } + zpl_mat4 *zpl_mat4_f(zpl_f32 m[4][4]) { return (zpl_mat4 *)m; } + + zpl_float4 *zpl_float44_m(zpl_mat4 *m) { return (zpl_float4 *)m; } + zpl_float4 *zpl_float44_v(zpl_vec4 m[4]) { return (zpl_float4 *)m; } + zpl_float4 *zpl_float44_16(zpl_f32 m[16]) { return (zpl_float4 *)m; } + + void zpl_float44_transpose(zpl_f32 (*vec)[4]) { + zpl_f32 tmp; + tmp = vec[1][0]; + vec[1][0] = vec[0][1]; + vec[0][1] = tmp; + tmp = vec[2][0]; + vec[2][0] = vec[0][2]; + vec[0][2] = tmp; + tmp = vec[3][0]; + vec[3][0] = vec[0][3]; + vec[0][3] = tmp; + tmp = vec[2][1]; + vec[2][1] = vec[1][2]; + vec[1][2] = tmp; + tmp = vec[3][1]; + vec[3][1] = vec[1][3]; + vec[1][3] = tmp; + tmp = vec[3][2]; + vec[3][2] = vec[2][3]; + vec[2][3] = tmp; + } + + void zpl_float44_mul(zpl_f32 (*out)[4], zpl_f32 (*mat1)[4], zpl_f32 (*mat2)[4]) { + int i, j; + zpl_f32 temp1[4][4], temp2[4][4]; + if (mat1 == out) { + zpl_memcopy(temp1, mat1, sizeof(temp1)); + mat1 = temp1; + } + if (mat2 == out) { + zpl_memcopy(temp2, mat2, sizeof(temp2)); + mat2 = temp2; + } + for (j = 0; j < 4; j++) { + for (i = 0; i < 4; i++) { + out[j][i] = + mat1[0][i] * mat2[j][0] + mat1[1][i] * mat2[j][1] + +mat1[2][i] * mat2[j][2] + mat1[3][i] * mat2[j][3]; + } + } + } + + void zpl_float44_mul_vec4(zpl_vec4 *out, zpl_f32 m[4][4], zpl_vec4 v) { + out->x = m[0][0] * v.x + m[1][0] * v.y + m[2][0] * v.z + m[3][0] * v.w; + out->y = m[0][1] * v.x + m[1][1] * v.y + m[2][1] * v.z + m[3][1] * v.w; + out->z = m[0][2] * v.x + m[1][2] * v.y + m[2][2] * v.z + m[3][2] * v.w; + out->w = m[0][3] * v.x + m[1][3] * v.y + m[2][3] * v.z + m[3][3] * v.w; + } + + void zpl_mat4_inverse(zpl_mat4 *out, zpl_mat4 *in) { + zpl_float4 *o = zpl_float44_m(out); + zpl_float4 *m = zpl_float44_m(in); + + zpl_f32 ood; + + zpl_f32 sf00 = m[2][2] * m[3][3] - m[3][2] * m[2][3]; + zpl_f32 sf01 = m[2][1] * m[3][3] - m[3][1] * m[2][3]; + zpl_f32 sf02 = m[2][1] * m[3][2] - m[3][1] * m[2][2]; + zpl_f32 sf03 = m[2][0] * m[3][3] - m[3][0] * m[2][3]; + zpl_f32 sf04 = m[2][0] * m[3][2] - m[3][0] * m[2][2]; + zpl_f32 sf05 = m[2][0] * m[3][1] - m[3][0] * m[2][1]; + zpl_f32 sf06 = m[1][2] * m[3][3] - m[3][2] * m[1][3]; + zpl_f32 sf07 = m[1][1] * m[3][3] - m[3][1] * m[1][3]; + zpl_f32 sf08 = m[1][1] * m[3][2] - m[3][1] * m[1][2]; + zpl_f32 sf09 = m[1][0] * m[3][3] - m[3][0] * m[1][3]; + zpl_f32 sf10 = m[1][0] * m[3][2] - m[3][0] * m[1][2]; + zpl_f32 sf11 = m[1][1] * m[3][3] - m[3][1] * m[1][3]; + zpl_f32 sf12 = m[1][0] * m[3][1] - m[3][0] * m[1][1]; + zpl_f32 sf13 = m[1][2] * m[2][3] - m[2][2] * m[1][3]; + zpl_f32 sf14 = m[1][1] * m[2][3] - m[2][1] * m[1][3]; + zpl_f32 sf15 = m[1][1] * m[2][2] - m[2][1] * m[1][2]; + zpl_f32 sf16 = m[1][0] * m[2][3] - m[2][0] * m[1][3]; + zpl_f32 sf17 = m[1][0] * m[2][2] - m[2][0] * m[1][2]; + zpl_f32 sf18 = m[1][0] * m[2][1] - m[2][0] * m[1][1]; + + o[0][0] = +(m[1][1] * sf00 - m[1][2] * sf01 + m[1][3] * sf02); + o[1][0] = -(m[1][0] * sf00 - m[1][2] * sf03 + m[1][3] * sf04); + o[2][0] = +(m[1][0] * sf01 - m[1][1] * sf03 + m[1][3] * sf05); + o[3][0] = -(m[1][0] * sf02 - m[1][1] * sf04 + m[1][2] * sf05); + + o[0][1] = -(m[0][1] * sf00 - m[0][2] * sf01 + m[0][3] * sf02); + o[1][1] = +(m[0][0] * sf00 - m[0][2] * sf03 + m[0][3] * sf04); + o[2][1] = -(m[0][0] * sf01 - m[0][1] * sf03 + m[0][3] * sf05); + o[3][1] = +(m[0][0] * sf02 - m[0][1] * sf04 + m[0][2] * sf05); + + o[0][2] = +(m[0][1] * sf06 - m[0][2] * sf07 + m[0][3] * sf08); + o[1][2] = -(m[0][0] * sf06 - m[0][2] * sf09 + m[0][3] * sf10); + o[2][2] = +(m[0][0] * sf11 - m[0][1] * sf09 + m[0][3] * sf12); + o[3][2] = -(m[0][0] * sf08 - m[0][1] * sf10 + m[0][2] * sf12); + + o[0][3] = -(m[0][1] * sf13 - m[0][2] * sf14 + m[0][3] * sf15); + o[1][3] = +(m[0][0] * sf13 - m[0][2] * sf16 + m[0][3] * sf17); + o[2][3] = -(m[0][0] * sf14 - m[0][1] * sf16 + m[0][3] * sf18); + o[3][3] = +(m[0][0] * sf15 - m[0][1] * sf17 + m[0][2] * sf18); + + ood = 1.0f / (m[0][0] * o[0][0] + m[0][1] * o[1][0] + m[0][2] * o[2][0] + m[0][3] * o[3][0]); + + o[0][0] *= ood; o[1][0] *= ood; o[2][0] *= ood; o[3][0] *= ood; + o[0][1] *= ood; o[1][1] *= ood; o[2][1] *= ood; o[3][1] *= ood; + o[0][2] *= ood; o[1][2] *= ood; o[2][2] *= ood; o[3][2] *= ood; + o[0][3] *= ood; o[1][3] *= ood; o[2][3] *= ood; o[3][3] *= ood; + } + + void zpl_mat4_translate(zpl_mat4 *out, zpl_vec3 v) { + zpl_mat4_identity(out); + out->col[3].xyz = v; + out->col[3].w = 1; + } + + void zpl_mat4_rotate(zpl_mat4 *out, zpl_vec3 v, zpl_f32 angle_radians) { + zpl_f32 c, s; + zpl_vec3 axis, t; + zpl_float4 *rot; + + c = zpl_cos(angle_radians); + s = zpl_sin(angle_radians); + + zpl_vec3_norm(&axis, v); + zpl_vec3_mul(&t, axis, 1.0f - c); + + zpl_mat4_identity(out); + rot = zpl_float44_m(out); + + rot[0][0] = c + t.x * axis.x; + rot[0][1] = 0 + t.x * axis.y + s * axis.z; + rot[0][2] = 0 + t.x * axis.z - s * axis.y; + rot[0][3] = 0; + + rot[1][0] = 0 + t.y * axis.x - s * axis.z; + rot[1][1] = c + t.y * axis.y; + rot[1][2] = 0 + t.y * axis.z + s * axis.x; + rot[1][3] = 0; + + rot[2][0] = 0 + t.z * axis.x + s * axis.y; + rot[2][1] = 0 + t.z * axis.y - s * axis.x; + rot[2][2] = c + t.z * axis.z; + rot[2][3] = 0; + } + + void zpl_mat4_scale(zpl_mat4 *out, zpl_vec3 v) { + zpl_mat4_identity(out); + out->e[0] = v.x; + out->e[5] = v.y; + out->e[10] = v.z; + } + + void zpl_mat4_scalef(zpl_mat4 *out, zpl_f32 s) { + zpl_mat4_identity(out); + out->e[0] = s; + out->e[5] = s; + out->e[10] = s; + } + + void zpl_mat4_ortho2d(zpl_mat4 *out, zpl_f32 left, zpl_f32 right, zpl_f32 bottom, zpl_f32 top) { + zpl_float4 *m; + zpl_mat4_identity(out); + m = zpl_float44_m(out); + + m[0][0] = 2.0f / (right - left); + m[1][1] = 2.0f / (top - bottom); + m[2][2] = -1.0f; + m[3][0] = -(right + left) / (right - left); + m[3][1] = -(top + bottom) / (top - bottom); + } + + void zpl_mat4_ortho3d(zpl_mat4 *out, zpl_f32 left, zpl_f32 right, zpl_f32 bottom, zpl_f32 top, zpl_f32 z_near, zpl_f32 z_far) { + zpl_float4 *m; + zpl_mat4_identity(out); + m = zpl_float44_m(out); + + m[0][0] = +2.0f / (right - left); + m[1][1] = +2.0f / (top - bottom); + m[2][2] = -2.0f / (z_far - z_near); + m[3][0] = -(right + left) / (right - left); + m[3][1] = -(top + bottom) / (top - bottom); + m[3][2] = -(z_far + z_near) / (z_far - z_near); + } + + void zpl_mat4_perspective(zpl_mat4 *out, zpl_f32 fovy, zpl_f32 aspect, zpl_f32 z_near, zpl_f32 z_far) { + zpl_f32 tan_half_fovy = zpl_tan(0.5f * fovy); + zpl_mat4 zero_mat = { 0 }; + zpl_float4 *m = zpl_float44_m(out); + *out = zero_mat; + + m[0][0] = 1.0f / (aspect * tan_half_fovy); + m[1][1] = 1.0f / (tan_half_fovy); + m[2][2] = -(z_far + z_near) / (z_far - z_near); + m[2][3] = -1.0f; + m[3][2] = -2.0f * z_far * z_near / (z_far - z_near); + } + + void zpl_mat4_infinite_perspective(zpl_mat4 *out, zpl_f32 fovy, zpl_f32 aspect, zpl_f32 z_near) { + zpl_f32 range = zpl_tan(0.5f * fovy) * z_near; + zpl_f32 left = -range * aspect; + zpl_f32 right = range * aspect; + zpl_f32 bottom = -range; + zpl_f32 top = range; + zpl_mat4 zero_mat = { 0 }; + zpl_float4 *m = zpl_float44_m(out); + *out = zero_mat; + + m[0][0] = (2.0f * z_near) / (right - left); + m[1][1] = (2.0f * z_near) / (top - bottom); + m[2][2] = -1.0f; + m[2][3] = -1.0f; + m[3][2] = -2.0f * z_near; + } + + void zpl_mat4_ortho2d_dx(zpl_mat4 *out, zpl_f32 left, zpl_f32 right, zpl_f32 bottom, zpl_f32 top) { + zpl_float4 *m; + zpl_mat4_identity(out); + m = zpl_float44_m(out); + + m[0][0] = 2.0f / (right - left); + m[1][1] = 2.0f / (top - bottom); + m[2][2] = -1.0f; + m[3][0] = -(right + left) / (right - left); + m[3][1] = -(top + bottom) / (top - bottom); + } + + void zpl_mat4_ortho3d_dx(zpl_mat4 *out, zpl_f32 left, zpl_f32 right, zpl_f32 bottom, zpl_f32 top, zpl_f32 z_near, zpl_f32 z_far) { + zpl_float4 *m; + zpl_mat4_identity(out); + m = zpl_float44_m(out); + + m[0][0] = +2.0f / (right - left); + m[1][1] = +2.0f / (top - bottom); + m[2][2] = -1.0f / (z_far - z_near); + m[3][0] = -(right + left) / (right - left); + m[3][1] = -(top + bottom) / (top - bottom); + m[3][2] = -( z_near) / (z_far - z_near); + } + + void zpl_mat4_perspective_dx(zpl_mat4 *out, zpl_f32 fovy, zpl_f32 aspect, zpl_f32 z_near, zpl_f32 z_far) { + zpl_f32 tan_half_fovy = zpl_tan(0.5f * fovy); + zpl_mat4 zero_mat = { 0 }; + zpl_float4 *m = zpl_float44_m(out); + *out = zero_mat; + + m[0][0] = 1.0f / (aspect * tan_half_fovy); + m[1][1] = 1.0f / (tan_half_fovy); + m[2][2] = -(z_far ) / (z_far - z_near); + m[2][3] = -1.0f; + m[3][2] = - z_near / (z_far - z_near); + } + + void zpl_mat4_infinite_perspective_dx(zpl_mat4 *out, zpl_f32 fovy, zpl_f32 aspect, zpl_f32 z_near) { + zpl_f32 tan_half_fovy = zpl_tan(0.5f * fovy); + zpl_mat4 zero_mat = { 0 }; + zpl_float4 *m = zpl_float44_m(out); + *out = zero_mat; + + m[0][0] = 1.0f / (aspect * tan_half_fovy); + m[1][1] = 1.0f / (tan_half_fovy); + m[2][2] = -1.0f; + m[2][3] = -1.0f; + m[3][2] = - z_near; + } + + + + void zpl_mat4_look_at(zpl_mat4 *out, zpl_vec3 eye, zpl_vec3 centre, zpl_vec3 up) { + zpl_vec3 f, s, u; + zpl_float4 *m; + + zpl_vec3_sub(&f, centre, eye); + zpl_vec3_norm(&f, f); + + zpl_vec3_cross(&s, f, up); + zpl_vec3_norm(&s, s); + + zpl_vec3_cross(&u, s, f); + + zpl_mat4_identity(out); + m = zpl_float44_m(out); + + m[0][0] = +s.x; + m[1][0] = +s.y; + m[2][0] = +s.z; + + m[0][1] = +u.x; + m[1][1] = +u.y; + m[2][1] = +u.z; + + m[0][2] = -f.x; + m[1][2] = -f.y; + m[2][2] = -f.z; + + m[3][0] = -zpl_vec3_dot(s, eye); + m[3][1] = -zpl_vec3_dot(u, eye); + m[3][2] = +zpl_vec3_dot(f, eye); + } + + void zpl_mat4_look_at_lh(zpl_mat4 *out, zpl_vec3 eye, zpl_vec3 centre, zpl_vec3 up) { + zpl_vec3 f, s, u; + zpl_float4 *m; + + zpl_vec3_sub(&f, centre, eye); + zpl_vec3_norm(&f, f); + + zpl_vec3_cross(&s, up, f); + zpl_vec3_norm(&s, s); + + zpl_vec3_cross(&u, f, s); + + zpl_mat4_identity(out); + m = zpl_float44_m(out); + + m[0][0] = +s.x; + m[1][0] = +s.y; + m[2][0] = +s.z; + + m[0][1] = +u.x; + m[1][1] = +u.y; + m[2][1] = +u.z; + + m[0][2] = +f.x; + m[1][2] = +f.y; + m[2][2] = +f.z; + + m[3][0] = -zpl_vec3_dot(s, eye); + m[3][1] = -zpl_vec3_dot(u, eye); + m[3][2] = -zpl_vec3_dot(f, eye); + } + + zpl_quat zpl_quatf(zpl_f32 x, zpl_f32 y, zpl_f32 z, zpl_f32 w) { + zpl_quat q; + q.x = x; + q.y = y; + q.z = z; + q.w = w; + return q; + } + zpl_quat zpl_quatfv(zpl_f32 e[4]) { + zpl_quat q; + q.x = e[0]; + q.y = e[1]; + q.z = e[2]; + q.w = e[3]; + return q; + } + + zpl_quat zpl_quat_axis_angle(zpl_vec3 axis, zpl_f32 angle_radians) { + zpl_quat q; + zpl_vec3_norm(&q.xyz, axis); + zpl_vec3_muleq(&q.xyz, zpl_sin(0.5f * angle_radians)); + q.w = zpl_cos(0.5f * angle_radians); + return q; + } + + zpl_quat zpl_quat_euler_angles(zpl_f32 pitch, zpl_f32 yaw, zpl_f32 roll) { + /* TODO: Do without multiplication, i.e. make it faster */ + zpl_quat q, p, y, r; + p = zpl_quat_axis_angle(zpl_vec3f(1, 0, 0), pitch); + y = zpl_quat_axis_angle(zpl_vec3f(0, 1, 0), yaw); + r = zpl_quat_axis_angle(zpl_vec3f(0, 0, 1), roll); + + zpl_quat_mul(&q, y, p); + zpl_quat_muleq(&q, r); + + return q; + } + + zpl_quat zpl_quat_identity(void) { + zpl_quat q = { 0, 0, 0, 1 }; + return q; + } + + void zpl_quat_add(zpl_quat *d, zpl_quat q0, zpl_quat q1) { zpl_vec4_add(&d->xyzw, q0.xyzw, q1.xyzw); } + void zpl_quat_sub(zpl_quat *d, zpl_quat q0, zpl_quat q1) { zpl_vec4_sub(&d->xyzw, q0.xyzw, q1.xyzw); } + + void zpl_quat_mul(zpl_quat *d, zpl_quat q0, zpl_quat q1) { + d->x = q0.w * q1.x + q0.x * q1.w + q0.y * q1.z - q0.z * q1.y; + d->y = q0.w * q1.y - q0.x * q1.z + q0.y * q1.w + q0.z * q1.x; + d->z = q0.w * q1.z + q0.x * q1.y - q0.y * q1.x + q0.z * q1.w; + d->w = q0.w * q1.w - q0.x * q1.x - q0.y * q1.y - q0.z * q1.z; + } + + void zpl_quat_div(zpl_quat *d, zpl_quat q0, zpl_quat q1) { + zpl_quat iq1; + zpl_quat_inverse(&iq1, q1); + zpl_quat_mul(d, q0, iq1); + } + + void zpl_quat_mulf(zpl_quat *d, zpl_quat q0, zpl_f32 s) { zpl_vec4_mul(&d->xyzw, q0.xyzw, s); } + void zpl_quat_divf(zpl_quat *d, zpl_quat q0, zpl_f32 s) { zpl_vec4_div(&d->xyzw, q0.xyzw, s); } + + void zpl_quat_addeq(zpl_quat *d, zpl_quat q) { zpl_vec4_addeq(&d->xyzw, q.xyzw); } + void zpl_quat_subeq(zpl_quat *d, zpl_quat q) { zpl_vec4_subeq(&d->xyzw, q.xyzw); } + void zpl_quat_muleq(zpl_quat *d, zpl_quat q) { zpl_quat_mul(d, *d, q); } + void zpl_quat_diveq(zpl_quat *d, zpl_quat q) { zpl_quat_div(d, *d, q); } + + void zpl_quat_muleqf(zpl_quat *d, zpl_f32 s) { zpl_vec4_muleq(&d->xyzw, s); } + void zpl_quat_diveqf(zpl_quat *d, zpl_f32 s) { zpl_vec4_diveq(&d->xyzw, s); } + + zpl_f32 zpl_quat_dot(zpl_quat q0, zpl_quat q1) { + zpl_f32 r = zpl_vec3_dot(q0.xyz, q1.xyz) + q0.w * q1.w; + return r; + } + zpl_f32 zpl_quat_mag(zpl_quat q) { + zpl_f32 r = zpl_sqrt(zpl_quat_dot(q, q)); + return r; + } + + void zpl_quat_norm(zpl_quat *d, zpl_quat q) { zpl_quat_divf(d, q, zpl_quat_mag(q)); } + + void zpl_quat_conj(zpl_quat *d, zpl_quat q) { + d->xyz = zpl_vec3f(-q.x, -q.y, -q.z); + d->w = q.w; + } + void zpl_quat_inverse(zpl_quat *d, zpl_quat q) { + zpl_quat_conj(d, q); + zpl_quat_diveqf(d, zpl_quat_dot(q, q)); + } + + void zpl_quat_axis(zpl_vec3 *axis, zpl_quat q) { + zpl_quat n; + zpl_quat_norm(&n, q); + zpl_vec3_div(axis, n.xyz, zpl_sin(zpl_arccos(q.w))); + } + + zpl_f32 zpl_quat_angle(zpl_quat q) { + zpl_f32 mag = zpl_quat_mag(q); + zpl_f32 c = q.w * (1.0f / mag); + zpl_f32 angle = 2.0f * zpl_arccos(c); + return angle; + } + + zpl_f32 zpl_quat_roll(zpl_quat q) { + return zpl_arctan2(2.0f * q.x * q.y + q.z * q.w, q.x * q.x + q.w * q.w - q.y * q.y - q.z * q.z); + } + zpl_f32 zpl_quat_pitch(zpl_quat q) { + return zpl_arctan2(2.0f * q.y * q.z + q.w * q.x, q.w * q.w - q.x * q.x - q.y * q.y + q.z * q.z); + } + zpl_f32 zpl_quat_yaw(zpl_quat q) { return zpl_arcsin(-2.0f * (q.x * q.z - q.w * q.y)); } + + void zpl_quat_rotate_vec3(zpl_vec3 *d, zpl_quat q, zpl_vec3 v) { + /* zpl_vec3 t = 2.0f * cross(q.xyz, v); + * *d = q.w*t + v + cross(q.xyz, t); + */ + zpl_vec3 t, p; + zpl_vec3_cross(&t, q.xyz, v); + zpl_vec3_muleq(&t, 2.0f); + + zpl_vec3_cross(&p, q.xyz, t); + + zpl_vec3_mul(d, t, q.w); + zpl_vec3_addeq(d, v); + zpl_vec3_addeq(d, p); + } + + void zpl_mat4_from_quat(zpl_mat4 *out, zpl_quat q) { + zpl_float4 *m; + zpl_quat a; + zpl_f32 xx, yy, zz, xy, xz, yz, wx, wy, wz; + + zpl_quat_norm(&a, q); + xx = a.x * a.x; + yy = a.y * a.y; + zz = a.z * a.z; + xy = a.x * a.y; + xz = a.x * a.z; + yz = a.y * a.z; + wx = a.w * a.x; + wy = a.w * a.y; + wz = a.w * a.z; + + zpl_mat4_identity(out); + m = zpl_float44_m(out); + + m[0][0] = 1.0f - 2.0f * (yy + zz); + m[0][1] = 2.0f * (xy + wz); + m[0][2] = 2.0f * (xz - wy); + + m[1][0] = 2.0f * (xy - wz); + m[1][1] = 1.0f - 2.0f * (xx + zz); + m[1][2] = 2.0f * (yz + wx); + + m[2][0] = 2.0f * (xz + wy); + m[2][1] = 2.0f * (yz - wx); + m[2][2] = 1.0f - 2.0f * (xx + yy); + } + + void zpl_quat_from_mat4(zpl_quat *out, zpl_mat4 *mat) { + zpl_float4 *m; + zpl_f32 four_x_squared_minus_1, four_y_squared_minus_1, four_z_squared_minus_1, four_w_squared_minus_1, + four_biggest_squared_minus_1; + int biggest_index = 0; + zpl_f32 biggest_value, mult; + + m = zpl_float44_m(mat); + + four_x_squared_minus_1 = m[0][0] - m[1][1] - m[2][2]; + four_y_squared_minus_1 = m[1][1] - m[0][0] - m[2][2]; + four_z_squared_minus_1 = m[2][2] - m[0][0] - m[1][1]; + four_w_squared_minus_1 = m[0][0] + m[1][1] + m[2][2]; + + four_biggest_squared_minus_1 = four_w_squared_minus_1; + if (four_x_squared_minus_1 > four_biggest_squared_minus_1) { + four_biggest_squared_minus_1 = four_x_squared_minus_1; + biggest_index = 1; + } + if (four_y_squared_minus_1 > four_biggest_squared_minus_1) { + four_biggest_squared_minus_1 = four_y_squared_minus_1; + biggest_index = 2; + } + if (four_z_squared_minus_1 > four_biggest_squared_minus_1) { + four_biggest_squared_minus_1 = four_z_squared_minus_1; + biggest_index = 3; + } + + biggest_value = zpl_sqrt(four_biggest_squared_minus_1 + 1.0f) * 0.5f; + mult = 0.25f / biggest_value; + + switch (biggest_index) { + case 0: + out->w = biggest_value; + out->x = (m[1][2] - m[2][1]) * mult; + out->y = (m[2][0] - m[0][2]) * mult; + out->z = (m[0][1] - m[1][0]) * mult; + break; + case 1: + out->w = (m[1][2] - m[2][1]) * mult; + out->x = biggest_value; + out->y = (m[0][1] + m[1][0]) * mult; + out->z = (m[2][0] + m[0][2]) * mult; + break; + case 2: + out->w = (m[2][0] - m[0][2]) * mult; + out->x = (m[0][1] + m[1][0]) * mult; + out->y = biggest_value; + out->z = (m[1][2] + m[2][1]) * mult; + break; + case 3: + out->w = (m[0][1] - m[1][0]) * mult; + out->x = (m[2][0] + m[0][2]) * mult; + out->y = (m[1][2] + m[2][1]) * mult; + out->z = biggest_value; + break; + } + } + + zpl_f32 zpl_plane_distance(zpl_plane* p, zpl_vec3 v) { + return (p->a * v.x + p->b * v.y + p->c * v.z + p->d); + } + + void zpl_frustum_create(zpl_frustum* out, zpl_mat4* camera, zpl_mat4* proj) { + zpl_mat4 pv; + + zpl_mat4_mul(&pv, camera, proj); + + register zpl_plane* fp = 0; + zpl_f32 rmag; + + fp = &out->x1; + fp->a = pv.x.w + pv.x.x; + fp->b = pv.y.w + pv.x.y; + fp->c = pv.z.w + pv.x.z; + fp->d = pv.w.w + pv.x.w; + + rmag = zpl_rsqrt(zpl_square(fp->a) + zpl_square(fp->b) + zpl_square(fp->c)); + + fp->a *= rmag; + fp->b *= rmag; + fp->c *= rmag; + fp->d *= rmag; + + fp = &out->x2; + + fp->a = pv.x.w - pv.x.x; + fp->b = pv.y.w - pv.x.y; + fp->c = pv.z.w - pv.x.z; + fp->d = pv.w.w - pv.x.w; + + rmag = zpl_rsqrt(zpl_square(fp->a) + zpl_square(fp->b) + zpl_square(fp->c)); + + fp->a *= rmag; + fp->b *= rmag; + fp->c *= rmag; + fp->d *= rmag; + + fp = &out->y1; + + fp->a = pv.x.w - pv.y.x; + fp->b = pv.y.w - pv.y.y; + fp->c = pv.z.w - pv.y.w; + fp->d = pv.w.w - pv.y.z; + + rmag = zpl_rsqrt(zpl_square(fp->a) + zpl_square(fp->b) + zpl_square(fp->c)); + + fp->a *= rmag; + fp->b *= rmag; + fp->c *= rmag; + fp->d *= rmag; + + fp = &out->y2; + + fp->a = pv.x.w + pv.y.x; + fp->b = pv.y.w + pv.y.y; + fp->c = pv.z.w + pv.y.z; + fp->d = pv.w.w + pv.y.w; + + rmag = zpl_rsqrt(zpl_square(fp->a) + zpl_square(fp->b) + zpl_square(fp->c)); + + fp->a *= rmag; + fp->b *= rmag; + fp->c *= rmag; + fp->d *= rmag;; + + fp = &out->z1; + + fp->a = pv.x.w + pv.z.x; + fp->b = pv.y.w + pv.z.y; + fp->c = pv.z.w + pv.z.z; + fp->d = pv.w.w + pv.z.w; + + rmag = zpl_rsqrt(zpl_square(fp->a) + zpl_square(fp->b) + zpl_square(fp->c)); + + fp->a *= rmag; + fp->b *= rmag; + fp->c *= rmag; + fp->d *= rmag; + + fp = &out->z2; + + fp->a = pv.x.w - pv.z.x; + fp->b = pv.y.w - pv.z.y; + fp->c = pv.z.w - pv.z.z; + fp->d = pv.w.w - pv.z.w; + + rmag = zpl_rsqrt(zpl_square(fp->a) + zpl_square(fp->b) + zpl_square(fp->c)); + + fp->a *= rmag; + fp->b *= rmag; + fp->c *= rmag; + fp->d *= rmag; + } + + zpl_b8 zpl_frustum_sphere_inside(zpl_frustum* frustum, zpl_vec3 center, zpl_f32 radius) { + if (zpl_plane_distance(&frustum->x1, center) <= -radius) return 0; + if (zpl_plane_distance(&frustum->x2, center) <= -radius) return 0; + if (zpl_plane_distance(&frustum->y1, center) <= -radius) return 0; + if (zpl_plane_distance(&frustum->y2, center) <= -radius) return 0; + if (zpl_plane_distance(&frustum->z1, center) <= -radius) return 0; + if (zpl_plane_distance(&frustum->z2, center) <= -radius) return 0; + + return 1; + } + + zpl_b8 zpl_frustum_point_inside(zpl_frustum* frustum, zpl_vec3 point) { + return zpl_frustum_sphere_inside(frustum, point, 0.0f); + } + + zpl_b8 zpl_frustum_box_inside(zpl_frustum* frustum, zpl_aabb3 aabb) { + + zpl_vec3 box = aabb.half_size; + zpl_vec3 v, b; + + b = zpl_vec3f(-box.x, -box.y, -box.z); + zpl_vec3_add(&v, b, aabb.centre); + + if (zpl_frustum_point_inside(frustum, v)) return 1; + + b = zpl_vec3f(+box.x, -box.y, -box.z); + zpl_vec3_add(&v, b, aabb.centre); + + if (zpl_frustum_point_inside(frustum, v)) return 1; + + b = zpl_vec3f(-box.x, +box.y, -box.z); + zpl_vec3_add(&v, b, aabb.centre); + + if (zpl_frustum_point_inside(frustum, v)) return 1; + + b = zpl_vec3f(+box.x, +box.y, -box.z); + zpl_vec3_add(&v, b, aabb.centre); + + if (zpl_frustum_point_inside(frustum, v)) return 1; + + b = zpl_vec3f(+box.x, +box.y, +box.z); + zpl_vec3_add(&v, b, aabb.centre); + + if (zpl_frustum_point_inside(frustum, v)) return 1; + + b = zpl_vec3f(-box.x, +box.y, +box.z); + zpl_vec3_add(&v, b, aabb.centre); + + if (zpl_frustum_point_inside(frustum, v)) return 1; + + b = zpl_vec3f(-box.x, -box.y, +box.z); + zpl_vec3_add(&v, b, aabb.centre); + + if (zpl_frustum_point_inside(frustum, v)) return 1; + + b = zpl_vec3f(+box.x, -box.y, +box.z); + zpl_vec3_add(&v, b, aabb.centre); + + if (zpl_frustum_point_inside(frustum, v)) return 1; + + return 0; + } + + zpl_f32 zpl_lerp(zpl_f32 a, zpl_f32 b, zpl_f32 t) { return a * (1.0f - t) + b * t; } + zpl_f32 zpl_unlerp(zpl_f32 t, zpl_f32 a, zpl_f32 b) { return (t - a) / (b - a); } + zpl_f32 zpl_smooth_step(zpl_f32 a, zpl_f32 b, zpl_f32 t) { + zpl_f32 x = (t - a) / (b - a); + return x * x * (3.0f - 2.0f * x); + } + zpl_f32 zpl_smoother_step(zpl_f32 a, zpl_f32 b, zpl_f32 t) { + zpl_f32 x = (t - a) / (b - a); + return x * x * x * (x * (6.0f * x - 15.0f) + 10.0f); + } + + #define ZPL_VEC_LERPN(N, d, a, b, t) \ + zpl_vec##N db; \ + zpl_vec##N##_sub(&db, b, a); \ + zpl_vec##N##_muleq(&db, t); \ + zpl_vec##N##_add(d, a, db) + + void zpl_vec2_lerp(zpl_vec2 *d, zpl_vec2 a, zpl_vec2 b, zpl_f32 t) { ZPL_VEC_LERPN(2, d, a, b, t); } + void zpl_vec3_lerp(zpl_vec3 *d, zpl_vec3 a, zpl_vec3 b, zpl_f32 t) { ZPL_VEC_LERPN(3, d, a, b, t); } + void zpl_vec4_lerp(zpl_vec4 *d, zpl_vec4 a, zpl_vec4 b, zpl_f32 t) { ZPL_VEC_LERPN(4, d, a, b, t); } + + #undef ZPL_VEC_LERPN + + void zpl_vec2_cslerp(zpl_vec2 *d, zpl_vec2 a, zpl_vec2 v0, zpl_vec2 b, zpl_vec2 v1, zpl_f32 t) { + zpl_f32 t2 = t * t; + zpl_f32 ti = (t - 1); + zpl_f32 ti2 = ti * ti; + + zpl_f32 h00 = (1 + 2 * t) * ti2; + zpl_f32 h10 = t * ti2; + zpl_f32 h01 = t2 * (3 - 2 * t); + zpl_f32 h11 = t2 * ti; + + d->x = h00 * a.x + h10 * v0.x + h01 * b.x + h11 * v1.x; + d->y = h00 * a.y + h10 * v0.y + h01 * b.y + h11 * v1.y; + } + + void zpl_vec3_cslerp(zpl_vec3 *d, zpl_vec3 a, zpl_vec3 v0, zpl_vec3 b, zpl_vec3 v1, zpl_f32 t) { + zpl_f32 t2 = t * t; + zpl_f32 ti = (t - 1); + zpl_f32 ti2 = ti * ti; + + zpl_f32 h00 = (1 + 2 * t) * ti2; + zpl_f32 h10 = t * ti2; + zpl_f32 h01 = t2 * (3 - 2 * t); + zpl_f32 h11 = t2 * ti; + + d->x = h00 * a.x + h10 * v0.x + h01 * b.x + h11 * v1.x; + d->y = h00 * a.y + h10 * v0.y + h01 * b.y + h11 * v1.y; + d->z = h00 * a.z + h10 * v0.z + h01 * b.z + h11 * v1.z; + } + + void zpl_vec2_dcslerp(zpl_vec2 *d, zpl_vec2 a, zpl_vec2 v0, zpl_vec2 b, zpl_vec2 v1, zpl_f32 t) { + zpl_f32 t2 = t * t; + + zpl_f32 dh00 = 6 * t2 - 6 * t; + zpl_f32 dh10 = 3 * t2 - 4 * t + 1; + zpl_f32 dh01 = -6 * t2 + 6 * t; + zpl_f32 dh11 = 3 * t2 - 2 * t; + + d->x = dh00 * a.x + dh10 * v0.x + dh01 * b.x + dh11 * v1.x; + d->y = dh00 * a.y + dh10 * v0.y + dh01 * b.y + dh11 * v1.y; + } + + void zpl_vec3_dcslerp(zpl_vec3 *d, zpl_vec3 a, zpl_vec3 v0, zpl_vec3 b, zpl_vec3 v1, zpl_f32 t) { + zpl_f32 t2 = t * t; + + zpl_f32 dh00 = 6 * t2 - 6 * t; + zpl_f32 dh10 = 3 * t2 - 4 * t + 1; + zpl_f32 dh01 = -6 * t2 + 6 * t; + zpl_f32 dh11 = 3 * t2 - 2 * t; + + d->x = dh00 * a.x + dh10 * v0.x + dh01 * b.x + dh11 * v1.x; + d->y = dh00 * a.y + dh10 * v0.y + dh01 * b.y + dh11 * v1.y; + d->z = dh00 * a.z + dh10 * v0.z + dh01 * b.z + dh11 * v1.z; + } + + void zpl_quat_lerp(zpl_quat *d, zpl_quat a, zpl_quat b, zpl_f32 t) { zpl_vec4_lerp(&d->xyzw, a.xyzw, b.xyzw, t); } + void zpl_quat_nlerp(zpl_quat *d, zpl_quat a, zpl_quat b, zpl_f32 t) { + zpl_quat_lerp(d, a, b, t); + zpl_quat_norm(d, *d); + } + + void zpl_quat_slerp(zpl_quat *d, zpl_quat a, zpl_quat b, zpl_f32 t) { + zpl_quat x, y, z; + zpl_f32 cos_theta, angle; + zpl_f32 s1, s0, is; + + z = b; + cos_theta = zpl_quat_dot(a, b); + + if (cos_theta < 0.0f) { + z = zpl_quatf(-b.x, -b.y, -b.z, -b.w); + cos_theta = -cos_theta; + } + + if (cos_theta > 1.0f) { + /* NOTE: Use lerp not nlerp as it's not a real angle or they are not normalized */ + zpl_quat_lerp(d, a, b, t); + } + + angle = zpl_arccos(cos_theta); + + s1 = zpl_sin((1.0f - t) * angle); + s0 = zpl_sin(t * angle); + is = 1.0f / zpl_sin(angle); + zpl_quat_mulf(&x, a, s1); + zpl_quat_mulf(&y, z, s0); + zpl_quat_add(d, x, y); + zpl_quat_muleqf(d, is); + } + + void zpl_quat_slerp_approx(zpl_quat *d, zpl_quat a, zpl_quat b, zpl_f32 t) { + /* NOTE: Derived by taylor expanding the geometric interpolation equation + * Even works okay for nearly anti-parallel versors!!! + */ + /* NOTE: Extra interations cannot be used as they require angle^4 which is not worth it to approximate */ + zpl_f32 tp = t + (1.0f - zpl_quat_dot(a, b)) / 3.0f * t * (-2.0f * t * t + 3.0f * t - 1.0f); + zpl_quat_nlerp(d, a, b, tp); + } + + void zpl_quat_nquad(zpl_quat *d, zpl_quat p, zpl_quat a, zpl_quat b, zpl_quat q, zpl_f32 t) { + zpl_quat x, y; + zpl_quat_nlerp(&x, p, q, t); + zpl_quat_nlerp(&y, a, b, t); + zpl_quat_nlerp(d, x, y, 2.0f * t * (1.0f - t)); + } + + void zpl_quat_squad(zpl_quat *d, zpl_quat p, zpl_quat a, zpl_quat b, zpl_quat q, zpl_f32 t) { + zpl_quat x, y; + zpl_quat_slerp(&x, p, q, t); + zpl_quat_slerp(&y, a, b, t); + zpl_quat_slerp(d, x, y, 2.0f * t * (1.0f - t)); + } + + void zpl_quat_squad_approx(zpl_quat *d, zpl_quat p, zpl_quat a, zpl_quat b, zpl_quat q, zpl_f32 t) { + zpl_quat x, y; + zpl_quat_slerp_approx(&x, p, q, t); + zpl_quat_slerp_approx(&y, a, b, t); + zpl_quat_slerp_approx(d, x, y, 2.0f * t * (1.0f - t)); + } + + zpl_rect2 zpl_rect2f(zpl_vec2 pos, zpl_vec2 dim) { + zpl_rect2 r; + r.pos = pos; + r.dim = dim; + return r; + } + + zpl_rect3 zpl_rect3f(zpl_vec3 pos, zpl_vec3 dim) { + zpl_rect3 r; + r.pos = pos; + r.dim = dim; + return r; + } + + int zpl_rect2_contains(zpl_rect2 a, zpl_f32 x, zpl_f32 y) { + zpl_f32 min_x = zpl_min(a.pos.x, a.pos.x + a.dim.x); + zpl_f32 max_x = zpl_max(a.pos.x, a.pos.x + a.dim.x); + zpl_f32 min_y = zpl_min(a.pos.y, a.pos.y + a.dim.y); + zpl_f32 max_y = zpl_max(a.pos.y, a.pos.y + a.dim.y); + int result = (x >= min_x) & (x < max_x) & (y >= min_y) & (y < max_y); + return result; + } + + int zpl_rect2_contains_vec2(zpl_rect2 a, zpl_vec2 p) { return zpl_rect2_contains(a, p.x, p.y); } + + int zpl_rect2_intersects(zpl_rect2 a, zpl_rect2 b) { + zpl_rect2 r = { 0 }; + return zpl_rect2_intersection_result(a, b, &r); + } + + int zpl_rect2_intersection_result(zpl_rect2 a, zpl_rect2 b, zpl_rect2 *intersection) { + zpl_f32 a_min_x = zpl_min(a.pos.x, a.pos.x + a.dim.x); + zpl_f32 a_max_x = zpl_max(a.pos.x, a.pos.x + a.dim.x); + zpl_f32 a_min_y = zpl_min(a.pos.y, a.pos.y + a.dim.y); + zpl_f32 a_max_y = zpl_max(a.pos.y, a.pos.y + a.dim.y); + + zpl_f32 b_min_x = zpl_min(b.pos.x, b.pos.x + b.dim.x); + zpl_f32 b_max_x = zpl_max(b.pos.x, b.pos.x + b.dim.x); + zpl_f32 b_min_y = zpl_min(b.pos.y, b.pos.y + b.dim.y); + zpl_f32 b_max_y = zpl_max(b.pos.y, b.pos.y + b.dim.y); + + zpl_f32 x0 = zpl_max(a_min_x, b_min_x); + zpl_f32 y0 = zpl_max(a_min_y, b_min_y); + zpl_f32 x1 = zpl_min(a_max_x, b_max_x); + zpl_f32 y1 = zpl_min(a_max_y, b_max_y); + + if ((x0 < x1) && (y0 < y1)) { + zpl_rect2 r = zpl_rect2f(zpl_vec2f(x0, y0), zpl_vec2f(x1 - x0, y1 - y0)); + *intersection = r; + return 1; + } else { + zpl_rect2 r = { 0 }; + *intersection = r; + return 0; + } + } + + ZPL_END_C_DECLS + #endif + + #if defined(ZPL_MODULE_JSON) + // file: source/json.c + + //////////////////////////////////////////////////////////////// + // + // JSON5 Parser + // + // + + #ifdef ZPL_EDITOR + #include + #endif + + #include /* needed for INFINITY and NAN */ + + ZPL_BEGIN_C_DECLS + + static ZPL_ALWAYS_INLINE zpl_b32 zpl__json_is_assign_char(char c) { return !!zpl_strchr(":=|", c); } + static ZPL_ALWAYS_INLINE zpl_b32 zpl__json_is_delim_char(char c) { return !!zpl_strchr(",|\n", c); } + + char *zpl__json_parse_object(zpl_json_object *obj, char *base, zpl_allocator a, zpl_u8 *err_code); + char *zpl__json_parse_array(zpl_json_object *obj, char *base, zpl_allocator a, zpl_u8 *err_code); + char *zpl__json_parse_value(zpl_json_object *obj, char *base, zpl_allocator a, zpl_u8 *err_code); + + #define jx(x) !zpl_char_is_hex_digit(str[x]) + ZPL_ALWAYS_INLINE zpl_b32 zpl__json_validate_name(char *str, char *err) { + while (*str) { + if ((str[0] == '\\' && !zpl_char_is_control(str[1])) && + (str[0] == '\\' && jx(1) && jx(2) && jx(3) && jx(4))) { + *err = *str; + return false; + } + + ++str; + } + + return true; + } + #undef jx + + + void zpl_json_parse(zpl_json_object *root, zpl_usize len, char *source, zpl_allocator a, zpl_b32 handle_comments, + zpl_u8 *err_code) { + + if (!root || !source) + { + ZPL_JSON_ASSERT; + if (err_code) *err_code = ZPL_JSON_ERROR_OBJECT_OR_SOURCE_WAS_NULL; + return; + } + + zpl_unused(len); + + char *dest = (char *)source; + + if (handle_comments) { + zpl_b32 is_lit = false; + char lit_c = '\0'; + char *p = dest; + char *b = dest; + zpl_isize l = 0; + + while (*p) { + if (!is_lit) { + if ((*p == '"' || *p == '\'')) { + lit_c = *p; + is_lit = true; + ++p; + continue; + } + } else { + if (*p == '\\' && *(p + 1) && *(p + 1) == lit_c) { + p += 2; + continue; + } else if (*p == lit_c) { + is_lit = false; + ++p; + continue; + } + } + + if (!is_lit) { + // NOTE(ZaKlaus): block comment + if (p[0] == '/' && p[1] == '*') { + b = p; + l = 2; + p += 2; + + while (p[0] != '*' && p[1] != '/') { + ++p; + ++l; + } + p += 2; + l += 2; + zpl_memset(b, ' ', l); + } + + // NOTE(ZaKlaus): inline comment + if (p[0] == '/' && p[1] == '/') { + b = p; + l = 2; + p += 2; + + while (p[0] != '\n') { + ++p; + ++l; + } + ++l; + zpl_memset(b, ' ', l); + } + } + + ++p; + } + } + + if (err_code) *err_code = ZPL_JSON_ERROR_NONE; + zpl_json_object root_ = { 0 }; + + dest = zpl_str_trim(dest, false); + + zpl_b32 starts_with_bracket = false; + + if (*dest != '{' && *dest != '[') { root_.cfg_mode = true; } + if (*dest == '[') { starts_with_bracket = true; } + + char *endp = NULL; + + if (!starts_with_bracket) + endp = zpl__json_parse_object(&root_, dest, a, err_code); + else + endp = zpl__json_parse_array(&root_, (dest+1), a, err_code); + + if (!root_.cfg_mode && endp == NULL) { + if (err_code) *err_code = ZPL_JSON_ERROR_INVALID_VALUE; + } + + // Replace root node with its child if the JSON document is an array. + if (starts_with_bracket && root_.type != ZPL_JSON_TYPE_ARRAY) { + zpl_json_object *replace = &root_; + *replace = root_.nodes[0]; + } + + *root = root_; + } + + #define zpl___ind(x) \ + for (int i = 0; i < x; ++i) zpl_fprintf(f, " "); + + void zpl__json_write_value(zpl_file *f, zpl_json_object *o, zpl_json_object *t, zpl_isize indent, zpl_b32 is_inline, zpl_b32 is_last); + + void zpl_json_write(zpl_file *f, zpl_json_object *o, zpl_isize indent) { + if (!o) + return; + + zpl___ind(indent - 4); + if (!o->cfg_mode) + zpl_fprintf(f, "{\n"); + else { + indent -= 4; + } + + if (o->nodes) + { + zpl_isize cnt = zpl_array_count(o->nodes); + + for (int i = 0; i < cnt; ++i) { + if (i < cnt - 1) { + zpl__json_write_value(f, o->nodes + i, o, indent, false, false); + } else { + zpl__json_write_value(f, o->nodes + i, o, indent, false, true); + } + } + } + + zpl___ind(indent); + + if (indent > 0) { + zpl_fprintf(f, "}"); + } else { + if (!o->cfg_mode) zpl_fprintf(f, "}\n"); + } + } + + zpl_string zpl_json_write_string(zpl_allocator a, zpl_json_object *obj, zpl_isize indent) { + zpl_file tmp; + zpl_file_stream_new(&tmp, a); + zpl_json_write(&tmp, obj, indent); + zpl_file_seek(&tmp, 0); + zpl_i64 fsize = zpl_file_size(&tmp)-1; + zpl_string output = zpl_string_make_reserve(a, fsize+1); + zpl_file_read(&tmp, output, fsize); + zpl_file_close(&tmp); + return output; + } + + void zpl__json_write_value(zpl_file *f, zpl_json_object *o, zpl_json_object *t, zpl_isize indent, zpl_b32 is_inline, zpl_b32 is_last) { + zpl_json_object *node = o; + indent += 4; + + if (!is_inline) { + zpl___ind(indent); + switch (node->name_style) { + case ZPL_JSON_NAME_STYLE_DOUBLE_QUOTE: { + zpl_fprintf(f, "\"%s\"", node->name); + } break; + + case ZPL_JSON_NAME_STYLE_SINGLE_QUOTE: { + zpl_fprintf(f, "\'%s\'", node->name); + } break; + + case ZPL_JSON_NAME_STYLE_NO_QUOTES: { + zpl_fprintf(f, "%s", node->name); + } break; + } + + if (o->assign_style == ZPL_JSON_ASSIGN_STYLE_COLON) + zpl_fprintf(f, ": "); + else { + if (o->name_style != ZPL_JSON_NAME_STYLE_NO_QUOTES) + zpl___ind(1); + + if (o->assign_style == ZPL_JSON_ASSIGN_STYLE_EQUALS) + zpl_fprintf(f, "= "); + else if (o->assign_style == ZPL_JSON_ASSIGN_STYLE_LINE) + zpl_fprintf(f, "| "); + } + + } + + switch (node->type) { + case ZPL_JSON_TYPE_STRING: { + zpl_fprintf(f, "\"%s\"", node->string); + } break; + + case ZPL_JSON_TYPE_MULTISTRING: { + zpl_fprintf(f, "`%s`", node->string); + } break; + + case ZPL_JSON_TYPE_ARRAY: { + zpl_fprintf(f, "["); + zpl_isize elemn = zpl_array_count(node->nodes); + for (int j = 0; j < elemn; ++j) { + if ((node->nodes + j)->type == ZPL_JSON_TYPE_OBJECT || (node->nodes + j)->type == ZPL_JSON_TYPE_ARRAY) { + zpl__json_write_value(f, node->nodes + j, o, 0, true, true); + } else { + zpl__json_write_value(f, node->nodes + j, o, -4, true, true); + } + + if (j < elemn - 1) { zpl_fprintf(f, ", "); } + } + zpl_fprintf(f, "]"); + } break; + + case ZPL_JSON_TYPE_INTEGER: { + if (node->props == ZPL_JSON_PROPS_IS_HEX) { + zpl_fprintf(f, "0x%llx", (long long)node->integer); + } else { + zpl_fprintf(f, "%lld", (long long)node->integer); + } + } break; + + case ZPL_JSON_TYPE_REAL: { + if (node->props == ZPL_JSON_PROPS_NAN) { + zpl_fprintf(f, "NaN"); + } else if (node->props == ZPL_JSON_PROPS_NAN_NEG) { + zpl_fprintf(f, "-NaN"); + } else if (node->props == ZPL_JSON_PROPS_INFINITY) { + zpl_fprintf(f, "Infinity"); + } else if (node->props == ZPL_JSON_PROPS_INFINITY_NEG) { + zpl_fprintf(f, "-Infinity"); + } else if (node->props == ZPL_JSON_PROPS_IS_EXP) { + zpl_fprintf(f, "%lld.%0*d%llde%c%lld", (long long)node->base, node->base2_offset, 0, (long long)node->base2, node->exp_neg ? '-' : '+', + (long long)node->exp); + } else if (node->props == ZPL_JSON_PROPS_IS_PARSED_REAL) { + if (!node->lead_digit) + zpl_fprintf(f, ".%0*d%lld", node->base2_offset, 0, (long long)node->base2); + else + zpl_fprintf(f, "%lld.%0*d%lld", (long long int)node->base2_offset, 0, (int)node->base, (long long)node->base2); + } else { + zpl_fprintf(f, "%f", node->real); + } + } break; + + case ZPL_JSON_TYPE_OBJECT: { + zpl_json_write(f, node, indent); + } break; + + case ZPL_JSON_TYPE_CONSTANT: { + if (node->constant == ZPL_JSON_CONST_TRUE) { + zpl_fprintf(f, "true"); + } else if (node->constant == ZPL_JSON_CONST_FALSE) { + zpl_fprintf(f, "false"); + } else if (node->constant == ZPL_JSON_CONST_NULL) { + zpl_fprintf(f, "null"); + } + } break; + } + + if (!is_inline) { + + if (o->delim_style != ZPL_JSON_DELIM_STYLE_COMMA) + { + if (o->delim_style == ZPL_JSON_DELIM_STYLE_NEWLINE) + zpl_fprintf(f, "\n"); + else if (o->delim_style == ZPL_JSON_DELIM_STYLE_LINE) + { + zpl___ind(o->delim_line_width); + zpl_fprintf(f, "|\n"); + } + } + else + { + if (!is_last) { + zpl_fprintf(f, ",\n"); + } else { + zpl_fprintf(f, "\n"); + } + } + } + } + #undef zpl___ind + + void zpl_json_free(zpl_json_object *obj) { + if ((obj->type == ZPL_JSON_TYPE_OBJECT || obj->type == ZPL_JSON_TYPE_ARRAY) && obj->nodes) { + for (zpl_isize i = 0; i < zpl_array_count(obj->nodes); ++i) { zpl_json_free(obj->nodes + i); } + + zpl_array_free(obj->nodes); + } + } + + char *zpl__json_parse_array(zpl_json_object *obj, char *base, zpl_allocator a, zpl_u8 *err_code) { + ZPL_ASSERT(obj && base); + char *p = base; + + obj->type = ZPL_JSON_TYPE_ARRAY; + zpl_array_init(obj->nodes, a); + obj->backing = a; + + while (*p) { + p = zpl_str_trim(p, false); + + if (p && *p == ']') { + return p; + } + + zpl_json_object elem = { 0 }; + elem.backing = a; + p = zpl__json_parse_value(&elem, p, a, err_code); + + if (err_code && *err_code != ZPL_JSON_ERROR_NONE) { return NULL; } + + zpl_array_append(obj->nodes, elem); + + p = zpl_str_trim(p, false); + + if (*p == ',') { + ++p; + continue; + } else { + if (*p != ']') { + if (err_code) { *err_code = ZPL_JSON_ERROR_INVALID_VALUE; } + } + return p; + } + } + + if (err_code) { *err_code = ZPL_JSON_ERROR_INVALID_VALUE; } + return p; + } + + char *zpl__json_parse_value(zpl_json_object *obj, char *base, zpl_allocator a, zpl_u8 *err_code) { + ZPL_ASSERT(obj && base); + char *p = base; + char *b = base; + char *e = base; + + if (*p == '"' || *p == '\'') { + char c = *p; + obj->type = ZPL_JSON_TYPE_STRING; + b = p + 1; + e = b; + obj->string = b; + + while (*e) { + if (*e == '\\' && *(e + 1) == c) { + e += 2; + continue; + } else if (*e == '\\' && (*(e + 1) == '\r' || *(e + 1) == '\n')) { + *e = ' '; + e++; + continue; + } else if (*e == c) { + break; + } + ++e; + } + + *e = '\0'; + p = e + 1; + } else if (*p == '`') { + obj->type = ZPL_JSON_TYPE_MULTISTRING; + b = p + 1; + e = b; + obj->string = b; + + while (*e) { + if (*e == '\\' && *(e + 1) == '`') { + e += 2; + continue; + } else if (*e == '`') { + break; + } + ++e; + } + + *e = '\0'; + p = e + 1; + } else if (zpl_char_is_alpha(*p) || (*p == '-' && !zpl_char_is_digit(*(p + 1)))) { + obj->type = ZPL_JSON_TYPE_CONSTANT; + + if (!zpl_strncmp(p, "true", 4)) { + obj->constant = ZPL_JSON_CONST_TRUE; + p += 4; + } else if (!zpl_strncmp(p, "false", 5)) { + obj->constant = ZPL_JSON_CONST_FALSE; + p += 5; + } else if (!zpl_strncmp(p, "null", 4)) { + obj->constant = ZPL_JSON_CONST_NULL; + p += 4; + } else if (!zpl_strncmp(p, "Infinity", 8)) { + obj->type = ZPL_JSON_TYPE_REAL; + obj->real = INFINITY; + obj->props = ZPL_JSON_PROPS_INFINITY; + p += 8; + } else if (!zpl_strncmp(p, "-Infinity", 9)) { + obj->type = ZPL_JSON_TYPE_REAL; + obj->real = -INFINITY; + obj->props = ZPL_JSON_PROPS_INFINITY_NEG; + p += 9; + } else if (!zpl_strncmp(p, "NaN", 3)) { + obj->type = ZPL_JSON_TYPE_REAL; + obj->real = NAN; + obj->props = ZPL_JSON_PROPS_NAN; + p += 3; + } else if (!zpl_strncmp(p, "-NaN", 4)) { + obj->type = ZPL_JSON_TYPE_REAL; + obj->real = -NAN; + obj->props = ZPL_JSON_PROPS_NAN_NEG; + p += 4; + } else { + ZPL_JSON_ASSERT; + if (err_code) *err_code = ZPL_JSON_ERROR_INVALID_VALUE; + return NULL; + } + } else if (zpl_char_is_digit(*p) || *p == '+' || *p == '-' || *p == '.') { + obj->type = ZPL_JSON_TYPE_INTEGER; + + b = p; + e = b; + + zpl_isize ib = 0; + char buf[48] = { 0 }; + + if (*e == '+') + ++e; + else if (*e == '-') { + buf[ib++] = *e++; + } if (*e == '.') { obj->type = ZPL_JSON_TYPE_REAL; - obj->lead_digit = true; - zpl_u32 step = 0; + obj->props = ZPL_JSON_PROPS_IS_PARSED_REAL; + buf[ib++] = '0'; + obj->lead_digit = false; do { buf[ib++] = *e; - ++step; } while (zpl_char_is_digit(*++e)); + } else { + if (*e == '0' && (*(e + 1) == 'x' || *(e + 1) == 'X')) { obj->props = ZPL_JSON_PROPS_IS_HEX; } + while (zpl_char_is_hex_digit(*e) || *e == 'x' || *e == 'X') { buf[ib++] = *e++; } - if (step < 2) { buf[ib++] = '0'; } - } - } + if (*e == '.') { + obj->type = ZPL_JSON_TYPE_REAL; + obj->lead_digit = true; + zpl_u32 step = 0; - zpl_i32 exp = 0; - zpl_f32 eb = 10; - char expbuf[6] = { 0 }; - zpl_isize expi = 0; + do { + buf[ib++] = *e; + ++step; + } while (zpl_char_is_digit(*++e)); - if (*e == 'e' || *e == 'E') { - ++e; - if (*e == '+' || *e == '-' || zpl_char_is_digit(*e)) { - if (*e == '-') { eb = 0.1f; } - - if (!zpl_char_is_digit(*e)) { ++e; } - - while (zpl_char_is_digit(*e)) { expbuf[expi++] = *e++; } + if (step < 2) { buf[ib++] = '0'; } + } } - exp = (zpl_i32)zpl_str_to_i64(expbuf, NULL, 10); - } + zpl_i32 exp = 0; + zpl_f32 eb = 10; + char expbuf[6] = { 0 }; + zpl_isize expi = 0; - if (obj->type == ZPL_JSON_TYPE_INTEGER) { - obj->integer = zpl_str_to_i64(buf, 0, 0); + if (*e == 'e' || *e == 'E') { + ++e; + if (*e == '+' || *e == '-' || zpl_char_is_digit(*e)) { + if (*e == '-') { eb = 0.1f; } - while (exp-- > 0) { obj->integer *= (zpl_i64)eb; } - } else { - obj->real = zpl_str_to_f64(buf, 0); + if (!zpl_char_is_digit(*e)) { ++e; } - char *q = buf, *qp = q, *qp2 = q; - while (*qp != '.') ++qp; - *qp = '\0'; - qp2 = qp + 1; - char *qpOff = qp2; - while (*qpOff++ == '0') obj->base2_offset++; + while (zpl_char_is_digit(*e)) { expbuf[expi++] = *e++; } + } - obj->base = (zpl_i32)zpl_str_to_i64(q, 0, 0); - obj->base2 = (zpl_i32)zpl_str_to_i64(qp2, 0, 0); - - if (exp) { - obj->exp = exp; - obj->exp_neg = !(eb == 10.f); - obj->props = ZPL_JSON_PROPS_IS_EXP; + exp = (zpl_i32)zpl_str_to_i64(expbuf, NULL, 10); } - while (exp-- > 0) { obj->real *= eb; } + if (obj->type == ZPL_JSON_TYPE_INTEGER) { + obj->integer = zpl_str_to_i64(buf, 0, 0); + + while (exp-- > 0) { obj->integer *= (zpl_i64)eb; } + } else { + obj->real = zpl_str_to_f64(buf, 0); + + char *q = buf, *qp = q, *qp2 = q; + while (*qp != '.') ++qp; + *qp = '\0'; + qp2 = qp + 1; + char *qpOff = qp2; + while (*qpOff++ == '0') obj->base2_offset++; + + obj->base = (zpl_i32)zpl_str_to_i64(q, 0, 0); + obj->base2 = (zpl_i32)zpl_str_to_i64(qp2, 0, 0); + + if (exp) { + obj->exp = exp; + obj->exp_neg = !(eb == 10.f); + obj->props = ZPL_JSON_PROPS_IS_EXP; + } + + while (exp-- > 0) { obj->real *= eb; } + } + p = e; + } else if (*p == '[') { + p = zpl_str_trim(p + 1, false); + obj->type = ZPL_JSON_TYPE_ARRAY; + if (*p == ']') return (p+1); + p = zpl__json_parse_array(obj, p, a, err_code); + if (err_code && *err_code != ZPL_JSON_ERROR_NONE) { return NULL; } + + ++p; + } else if (*p == '{') { + p = zpl_str_trim(p + 1, false); + obj->type = ZPL_JSON_TYPE_OBJECT; + if (*p == '}') return (p+1); + p = zpl__json_parse_object(obj, p, a, err_code); + + if (err_code && *err_code != ZPL_JSON_ERROR_NONE) { return NULL; } + + ++p; } - p = e; - } else if (*p == '[') { - p = zpl_str_trim(p + 1, false); - obj->type = ZPL_JSON_TYPE_ARRAY; - if (*p == ']') return (p+1); - p = zpl__json_parse_array(obj, p, a, err_code); - if (err_code && *err_code != ZPL_JSON_ERROR_NONE) { return NULL; } - ++p; - } else if (*p == '{') { - p = zpl_str_trim(p + 1, false); - obj->type = ZPL_JSON_TYPE_OBJECT; - if (*p == '}') return (p+1); - p = zpl__json_parse_object(obj, p, a, err_code); - - if (err_code && *err_code != ZPL_JSON_ERROR_NONE) { return NULL; } - - ++p; + return p; } - return p; - } + char *zpl__json_parse_object(zpl_json_object *obj, char *base, zpl_allocator a, zpl_u8 *err_code) { + ZPL_ASSERT(obj && base); + char *p = base; + char *b = base; + char *e = base; - char *zpl__json_parse_object(zpl_json_object *obj, char *base, zpl_allocator a, zpl_u8 *err_code) { - ZPL_ASSERT(obj && base); - char *p = base; - char *b = base; - char *e = base; + zpl_array_init(obj->nodes, a); + obj->backing = a; - zpl_array_init(obj->nodes, a); - obj->backing = a; - - p = zpl_str_trim(p, false); - zpl_b32 starts_with_brace = false; - zpl_b32 starts_with_bracket = false; - /**/ if (*p == '{') { ++p; starts_with_brace = true; obj->type = ZPL_JSON_TYPE_OBJECT; } - else if (*p == '[') { ++p; starts_with_bracket = true; obj->type = ZPL_JSON_TYPE_ARRAY; } - - while (*p) { - zpl_json_object node = { 0 }; p = zpl_str_trim(p, false); - if (*p == '}' && starts_with_brace) return p; - if (*p == ']' && starts_with_bracket) return p; + zpl_b32 starts_with_brace = false; + zpl_b32 starts_with_bracket = false; + /**/ if (*p == '{') { ++p; starts_with_brace = true; obj->type = ZPL_JSON_TYPE_OBJECT; } + else if (*p == '[') { ++p; starts_with_bracket = true; obj->type = ZPL_JSON_TYPE_ARRAY; } - if (*p == ']' && starts_with_brace) { if (err_code) *err_code = ZPL_JSON_ERROR_INVALID_VALUE; return p; } - if (*p == '}' && starts_with_bracket) { if (err_code) *err_code = ZPL_JSON_ERROR_INVALID_VALUE; return p; } + while (*p) { + zpl_json_object node = { 0 }; + p = zpl_str_trim(p, false); + if (*p == '}' && starts_with_brace) return p; + if (*p == ']' && starts_with_bracket) return p; - if (*p == '"' || *p == '\'') { - if (*p == '"') { - node.name_style = ZPL_JSON_NAME_STYLE_DOUBLE_QUOTE; - } else { - node.name_style = ZPL_JSON_NAME_STYLE_SINGLE_QUOTE; + if (*p == ']' && starts_with_brace) { if (err_code) *err_code = ZPL_JSON_ERROR_INVALID_VALUE; return p; } + if (*p == '}' && starts_with_bracket) { if (err_code) *err_code = ZPL_JSON_ERROR_INVALID_VALUE; return p; } + + if (*p == '"' || *p == '\'') { + if (*p == '"') { + node.name_style = ZPL_JSON_NAME_STYLE_DOUBLE_QUOTE; + } else { + node.name_style = ZPL_JSON_NAME_STYLE_SINGLE_QUOTE; + } + + char c = *p; + b = ++p; + e = zpl_str_control_skip(b, c); + node.name = b; + *e = '\0'; + p = ++e; + p = zpl_str_trim(p, false); + if (!zpl__json_is_assign_char(*p)) { + ZPL_JSON_ASSERT; + if (err_code) *err_code = ZPL_JSON_ERROR_INVALID_NAME; + return NULL; + } + } + else { + if (*p == '[') { + starts_with_bracket = true; + if (node.name) *node.name = '\0'; + p = zpl__json_parse_value(&node, p, a, err_code); + goto l_parsed; + } + else if (zpl_char_is_alpha(*p) || *p == '_' || *p == '$') { + b = p; + e = b; + + do { + ++e; + } while (*e && (zpl_char_is_alphanumeric(*e) || *e == '_') && !zpl_char_is_space(*e) && !zpl__json_is_assign_char(*e)); + + if (zpl_char_is_space(*e)) { + // NOTE(zaklaus): We know this is where the node name ends, cut it here + *e = '\0'; + ++e; + } + + if (zpl__json_is_assign_char(*e)) { + p = e; + + if (*e == '=') + node.assign_style = ZPL_JSON_ASSIGN_STYLE_EQUALS; + else if (*e == '|') + node.assign_style = ZPL_JSON_ASSIGN_STYLE_LINE; + } + else { + while (*e) { + if (*e && (!zpl_char_is_space(*e) || zpl__json_is_assign_char(*e))) + { + if (*e == '=') + node.assign_style = ZPL_JSON_ASSIGN_STYLE_EQUALS; + else if (*e == '|') + node.assign_style = ZPL_JSON_ASSIGN_STYLE_LINE; + + break; + } + ++e; + } + + e = zpl_str_trim(e, false); + p = e; + + if (*p && !zpl__json_is_assign_char(*p)) { + ZPL_JSON_ASSERT; + if (err_code) *err_code = ZPL_JSON_ERROR_INVALID_NAME; + return NULL; + } + else + { + if (*p == '=') + node.assign_style = ZPL_JSON_ASSIGN_STYLE_EQUALS; + else if (*p == '|') + node.assign_style = ZPL_JSON_ASSIGN_STYLE_LINE; + } + } + + *e = '\0'; + node.name = b; + node.name_style = ZPL_JSON_NAME_STYLE_NO_QUOTES; + } } - char c = *p; - b = ++p; - e = zpl_str_control_skip(b, c); - node.name = b; - *e = '\0'; - p = ++e; - p = zpl_str_trim(p, false); - if (!zpl__json_is_assign_char(*p)) { + char errc; + if (node.name && !zpl__json_validate_name(node.name, &errc)) { ZPL_JSON_ASSERT; if (err_code) *err_code = ZPL_JSON_ERROR_INVALID_NAME; return NULL; } - } - else { - if (*p == '[') { - starts_with_bracket = true; - if (node.name) *node.name = '\0'; - p = zpl__json_parse_value(&node, p, a, err_code); - goto l_parsed; - } - else if (zpl_char_is_alpha(*p) || *p == '_' || *p == '$') { - b = p; - e = b; - - do { - ++e; - } while (*e && (zpl_char_is_alphanumeric(*e) || *e == '_') && !zpl_char_is_space(*e) && !zpl__json_is_assign_char(*e)); - - if (zpl_char_is_space(*e)) { - // NOTE(zaklaus): We know this is where the node name ends, cut it here - *e = '\0'; - ++e; - } - - if (zpl__json_is_assign_char(*e)) { - p = e; - - if (*e == '=') - node.assign_style = ZPL_JSON_ASSIGN_STYLE_EQUALS; - else if (*e == '|') - node.assign_style = ZPL_JSON_ASSIGN_STYLE_LINE; - } - else { - while (*e) { - if (*e && (!zpl_char_is_space(*e) || zpl__json_is_assign_char(*e))) - { - if (*e == '=') - node.assign_style = ZPL_JSON_ASSIGN_STYLE_EQUALS; - else if (*e == '|') - node.assign_style = ZPL_JSON_ASSIGN_STYLE_LINE; - - break; - } - ++e; - } - - e = zpl_str_trim(e, false); - p = e; - - if (*p && !zpl__json_is_assign_char(*p)) { - ZPL_JSON_ASSERT; - if (err_code) *err_code = ZPL_JSON_ERROR_INVALID_NAME; - return NULL; - } - else - { - if (*p == '=') - node.assign_style = ZPL_JSON_ASSIGN_STYLE_EQUALS; - else if (*p == '|') - node.assign_style = ZPL_JSON_ASSIGN_STYLE_LINE; - } - } - - *e = '\0'; - node.name = b; - node.name_style = ZPL_JSON_NAME_STYLE_NO_QUOTES; - } - } - - char errc; - if (node.name && !zpl__json_validate_name(node.name, &errc)) { - ZPL_JSON_ASSERT; - if (err_code) *err_code = ZPL_JSON_ERROR_INVALID_NAME; - return NULL; - } - - p = zpl_str_trim(p + 1, false); - p = zpl__json_parse_value(&node, p, a, err_code); - node.backing = obj->backing; - - if (err_code && *err_code != ZPL_JSON_ERROR_NONE) { return NULL; } - - l_parsed: - - if (err_code && *err_code != ZPL_JSON_ERROR_NONE) { return NULL; } - - zpl_array_append(obj->nodes, node); - - char *wp = p; - p = zpl_str_trim(p, true); - zpl_u8 wl = cast(zpl_u8)(p-wp); - - if (zpl__json_is_delim_char(*p) || *p == '\0') { - zpl_json_object *n = zpl_array_end(obj->nodes); - - if (*p == '\n') - n->delim_style = ZPL_JSON_DELIM_STYLE_NEWLINE; - else if (*p == '|') { - n->delim_style = ZPL_JSON_DELIM_STYLE_LINE; - n->delim_line_width = wl; - } - else if (*p == '\0') { - return p; - } p = zpl_str_trim(p + 1, false); - if (*p == '\0' || *p == '}' || *p == ']') + p = zpl__json_parse_value(&node, p, a, err_code); + node.backing = obj->backing; + + if (err_code && *err_code != ZPL_JSON_ERROR_NONE) { return NULL; } + + l_parsed: + + if (err_code && *err_code != ZPL_JSON_ERROR_NONE) { return NULL; } + + zpl_array_append(obj->nodes, node); + + char *wp = p; + p = zpl_str_trim(p, true); + zpl_u8 wl = cast(zpl_u8)(p-wp); + + if (zpl__json_is_delim_char(*p) || *p == '\0') { + zpl_json_object *n = zpl_array_end(obj->nodes); + + if (*p == '\n') + n->delim_style = ZPL_JSON_DELIM_STYLE_NEWLINE; + else if (*p == '|') { + n->delim_style = ZPL_JSON_DELIM_STYLE_LINE; + n->delim_line_width = wl; + } + else if (*p == '\0') { + return p; + } + + p = zpl_str_trim(p + 1, false); + if (*p == '\0' || *p == '}' || *p == ']') + return p; + else + continue; + } else if (*p == '\0' || *p == '}' || *p == ']') { + if (starts_with_brace && *p != '}') + { + if (err_code) *err_code = ZPL_JSON_ERROR_INVALID_VALUE; + return NULL; + } + + if (starts_with_bracket && *p != ']') + { + if (err_code) *err_code = ZPL_JSON_ERROR_INVALID_VALUE; + return NULL; + } + return p; - else - continue; - } else if (*p == '\0' || *p == '}' || *p == ']') { - if (starts_with_brace && *p != '}') - { + } else { + ZPL_JSON_ASSERT; if (err_code) *err_code = ZPL_JSON_ERROR_INVALID_VALUE; return NULL; } + } + if (err_code) *err_code = ZPL_JSON_ERROR_INVALID_VALUE; + return p; + } - if (starts_with_bracket && *p != ']') - { - if (err_code) *err_code = ZPL_JSON_ERROR_INVALID_VALUE; - return NULL; - } - - return p; - } else { - ZPL_JSON_ASSERT; - if (err_code) *err_code = ZPL_JSON_ERROR_INVALID_VALUE; + zpl_json_object *zpl_json_find(zpl_json_object *obj, char const *name, zpl_b32 deep_search) + { + if (obj->type != ZPL_JSON_TYPE_OBJECT) + { return NULL; } - } - if (err_code) *err_code = ZPL_JSON_ERROR_INVALID_VALUE; - return p; - } - zpl_json_object *zpl_json_find(zpl_json_object *obj, char const *name, zpl_b32 deep_search) - { - if (obj->type != ZPL_JSON_TYPE_OBJECT) - { - return NULL; - } - - for (zpl_isize i = 0; i < zpl_array_count(obj->nodes); i++) - { - if (!zpl_strcmp(obj->nodes[i].name, name)) - { - return (obj->nodes + i); - } - } - - if (deep_search) - { for (zpl_isize i = 0; i < zpl_array_count(obj->nodes); i++) { - zpl_json_object *res = zpl_json_find(obj->nodes + i, name, deep_search); + if (!zpl_strcmp(obj->nodes[i].name, name)) + { + return (obj->nodes + i); + } + } - if (res != NULL) - return res; + if (deep_search) + { + for (zpl_isize i = 0; i < zpl_array_count(obj->nodes); i++) + { + zpl_json_object *res = zpl_json_find(obj->nodes + i, name, deep_search); + + if (res != NULL) + return res; + } + } + + return NULL; + } + + void zpl_json_init_node(zpl_json_object *obj, zpl_allocator backing, char const *name, zpl_u8 type) + { + obj->name = (char *)name; + obj->type = type; + obj->backing = backing; + + if (type == ZPL_JSON_TYPE_ARRAY || type == ZPL_JSON_TYPE_OBJECT) + { + zpl_array_init(obj->nodes, backing); } } - return NULL; - } - - void zpl_json_init_node(zpl_json_object *obj, zpl_allocator backing, char const *name, zpl_u8 type) - { - obj->name = (char *)name; - obj->type = type; - obj->backing = backing; - - if (type == ZPL_JSON_TYPE_ARRAY || type == ZPL_JSON_TYPE_OBJECT) + zpl_json_object *zpl_json_add_at(zpl_json_object *obj, zpl_isize index, char const *name, zpl_u8 type) { - zpl_array_init(obj->nodes, backing); - } - } + if (!obj || (obj->type != ZPL_JSON_TYPE_OBJECT && obj->type != ZPL_JSON_TYPE_ARRAY)) + { + return NULL; + } - zpl_json_object *zpl_json_add_at(zpl_json_object *obj, zpl_isize index, char const *name, zpl_u8 type) - { - if (!obj || (obj->type != ZPL_JSON_TYPE_OBJECT && obj->type != ZPL_JSON_TYPE_ARRAY)) - { - return NULL; + if (!obj->nodes) + return NULL; + + if (index < 0 || index > zpl_array_count(obj->nodes)) + return NULL; + + zpl_json_object o = {0}; + zpl_json_init_node(&o, obj->backing, name, type); + + zpl_array_append_at(obj->nodes, o, index); + + return obj->nodes + index; } - if (!obj->nodes) - return NULL; - - if (index < 0 || index > zpl_array_count(obj->nodes)) - return NULL; - - zpl_json_object o = {0}; - zpl_json_init_node(&o, obj->backing, name, type); - - zpl_array_append_at(obj->nodes, o, index); - - return obj->nodes + index; - } - - zpl_json_object *zpl_json_add(zpl_json_object *obj, char const *name, zpl_u8 type) - { - if (!obj || (obj->type != ZPL_JSON_TYPE_OBJECT && obj->type != ZPL_JSON_TYPE_ARRAY)) + zpl_json_object *zpl_json_add(zpl_json_object *obj, char const *name, zpl_u8 type) { - return NULL; + if (!obj || (obj->type != ZPL_JSON_TYPE_OBJECT && obj->type != ZPL_JSON_TYPE_ARRAY)) + { + return NULL; + } + + if (!obj->nodes) + return NULL; + + return zpl_json_add_at(obj, zpl_array_count(obj->nodes), name, type); } - if (!obj->nodes) - return NULL; - - return zpl_json_add_at(obj, zpl_array_count(obj->nodes), name, type); - } - - ZPL_END_C_DECLS -#endif - -#if defined(ZPL_MODULE_THREADING) - // file: source/threading/fence.c - - #ifdef ZPL_EDITOR - #include + ZPL_END_C_DECLS #endif - ZPL_BEGIN_C_DECLS + #if defined(ZPL_MODULE_THREADING) + // file: source/threading/fence.c - #if defined(_MSC_VER) - /* Microsoft C/C++-compatible compiler */ - #include - #elif defined(__GNUC__) && (defined(__x86_64__) || defined(__i386__)) - /* GCC-compatible compiler, targeting x86/x86-64 */ - #include - #elif defined(__GNUC__) && defined(__ARM_NEON__) - /* GCC-compatible compiler, targeting ARM with NEON */ - #include - #elif defined(__GNUC__) && defined(__IWMMXT__) - /* GCC-compatible compiler, targeting ARM with WMMX */ - #include - #elif (defined(__GNUC__) || defined(__xlC__)) && (defined(__VEC__) || defined(__ALTIVEC__)) - /* XLC or GCC-compatible compiler, targeting PowerPC with VMX/VSX */ - #include - #elif defined(__GNUC__) && defined(__SPE__) - /* GCC-compatible compiler, targeting PowerPC with SPE */ - #include - #endif - - void zpl_yield_thread(void) { - #if defined(ZPL_SYSTEM_WINDOWS) - _mm_pause(); - #elif defined(ZPL_SYSTEM_OSX) - __asm__ volatile ("" : : : "memory"); - #elif defined(ZPL_CPU_X86) - _mm_pause(); + #ifdef ZPL_EDITOR + #include #endif - } - void zpl_mfence(void) { - #if defined(ZPL_SYSTEM_WINDOWS) - _ReadWriteBarrier(); - #elif defined(ZPL_SYSTEM_OSX) - __sync_synchronize(); - #elif defined(ZPL_CPU_X86) - _mm_mfence(); + ZPL_BEGIN_C_DECLS + + #if defined(_MSC_VER) + /* Microsoft C/C++-compatible compiler */ + #include + #elif defined(__GNUC__) && (defined(__x86_64__) || defined(__i386__)) + /* GCC-compatible compiler, targeting x86/x86-64 */ + #include + #elif defined(__GNUC__) && defined(__ARM_NEON__) + /* GCC-compatible compiler, targeting ARM with NEON */ + #include + #elif defined(__GNUC__) && defined(__IWMMXT__) + /* GCC-compatible compiler, targeting ARM with WMMX */ + #include + #elif (defined(__GNUC__) || defined(__xlC__)) && (defined(__VEC__) || defined(__ALTIVEC__)) + /* XLC or GCC-compatible compiler, targeting PowerPC with VMX/VSX */ + #include + #elif defined(__GNUC__) && defined(__SPE__) + /* GCC-compatible compiler, targeting PowerPC with SPE */ + #include #endif - } - void zpl_sfence(void) { - #if defined(ZPL_SYSTEM_WINDOWS) - _WriteBarrier(); - #elif defined(ZPL_SYSTEM_OSX) - __asm__ volatile ("" : : : "memory"); - #elif defined(ZPL_CPU_X86) - _mm_sfence(); + void zpl_yield_thread(void) { + #if defined(ZPL_SYSTEM_WINDOWS) + _mm_pause(); + #elif defined(ZPL_SYSTEM_OSX) + __asm__ volatile ("" : : : "memory"); + #elif defined(ZPL_CPU_X86) + _mm_pause(); + #endif + } + + void zpl_mfence(void) { + #if defined(ZPL_SYSTEM_WINDOWS) + _ReadWriteBarrier(); + #elif defined(ZPL_SYSTEM_OSX) + __sync_synchronize(); + #elif defined(ZPL_CPU_X86) + _mm_mfence(); + #endif + } + + void zpl_sfence(void) { + #if defined(ZPL_SYSTEM_WINDOWS) + _WriteBarrier(); + #elif defined(ZPL_SYSTEM_OSX) + __asm__ volatile ("" : : : "memory"); + #elif defined(ZPL_CPU_X86) + _mm_sfence(); + #endif + } + + void zpl_lfence(void) { + #if defined(ZPL_SYSTEM_WINDOWS) + _ReadBarrier(); + #elif defined(ZPL_SYSTEM_OSX) + __asm__ volatile ("" : : : "memory"); + #elif defined(ZPL_CPU_X86) + _mm_lfence(); + #endif + } + + ZPL_END_C_DECLS + // file: source/threading/atomic.c + + #ifdef ZPL_EDITOR + #include #endif - } - void zpl_lfence(void) { - #if defined(ZPL_SYSTEM_WINDOWS) - _ReadBarrier(); - #elif defined(ZPL_SYSTEM_OSX) - __asm__ volatile ("" : : : "memory"); + ZPL_BEGIN_C_DECLS + + //////////////////////////////////////////////////////////////// + // + // Concurrency + // + // + // IMPORTANT TODO: Use compiler intrinsics for the atomics + + #if defined(ZPL_COMPILER_MSVC) && !defined(ZPL_COMPILER_CLANG) + zpl_i32 zpl_atomic32_load (zpl_atomic32 const *a) { return a->value; } + void zpl_atomic32_store(zpl_atomic32 *a, zpl_atomicarg(zpl_i32) value) { a->value = value; } + + zpl_i32 zpl_atomic32_compare_exchange(zpl_atomic32 *a, zpl_atomicarg(zpl_i32) expected, zpl_atomicarg(zpl_i32) desired) { + return _InterlockedCompareExchange(cast(long *)a, desired, expected); + } + zpl_i32 zpl_atomic32_exchange(zpl_atomic32 *a, zpl_atomicarg(zpl_i32) desired) { + return _InterlockedExchange(cast(long *)a, desired); + } + zpl_i32 zpl_atomic32_fetch_add(zpl_atomic32 *a, zpl_atomicarg(zpl_i32) operand) { + return _InterlockedExchangeAdd(cast(long *)a, operand); + } + zpl_i32 zpl_atomic32_fetch_and(zpl_atomic32 *a, zpl_atomicarg(zpl_i32) operand) { + return _InterlockedAnd(cast(long *)a, operand); + } + zpl_i32 zpl_atomic32_fetch_or(zpl_atomic32 *a, zpl_atomicarg(zpl_i32) operand) { + return _InterlockedOr(cast(long *)a, operand); + } + + zpl_i64 zpl_atomic64_load(zpl_atomic64 const *a) { + #if defined(ZPL_ARCH_64_BIT) + return a->value; + #elif ZPL_CPU_X86 + // NOTE: The most compatible way to get an atomic 64-bit load on x86 is with cmpxchg8b + zpl_atomicarg(zpl_i64) result; + __asm { + mov esi, a; + mov ebx, eax; + mov ecx, edx; + lock cmpxchg8b [esi]; + mov dword ptr result, eax; + mov dword ptr result[4], edx; + } + return result; + #else + #error TODO: atomics for this CPU + #endif + } + + void zpl_atomic64_store(zpl_atomic64 *a, zpl_atomicarg(zpl_i64) value) { + #if defined(ZPL_ARCH_64_BIT) + a->value = value; + #elif ZPL_CPU_X86 + // NOTE: The most compatible way to get an atomic 64-bit store on x86 is with cmpxchg8b + __asm { + mov esi, a; + mov ebx, dword ptr value; + mov ecx, dword ptr value[4]; + retry: + cmpxchg8b [esi]; + jne retry; + } + #else + #error TODO: atomics for this CPU + #endif + } + + zpl_i64 zpl_atomic64_compare_exchange(zpl_atomic64 *a, zpl_atomicarg(zpl_i64) expected, zpl_atomicarg(zpl_i64) desired) { + return _InterlockedCompareExchange64(cast(zpl_atomicarg(zpl_i64) *)a, desired, expected); + } + + zpl_i64 zpl_atomic64_exchange(zpl_atomic64 *a, zpl_atomicarg(zpl_i64) desired) { + #if defined(ZPL_ARCH_64_BIT) + return _InterlockedExchange64(cast(zpl_atomicarg(zpl_i64) *)a, desired); + #elif ZPL_CPU_X86 + zpl_atomicarg(zpl_i64) expected = a->value; + for (;;) { + zpl_atomicarg(zpl_i64) original = _InterlockedCompareExchange64(cast(zpl_atomicarg(zpl_i64) *)a, desired, expected); + if (original == expected) + return original; + expected = original; + } + #else + #error TODO: atomics for this CPU + #endif + } + + zpl_i64 zpl_atomic64_fetch_add(zpl_atomic64 *a, zpl_atomicarg(zpl_i64) operand) { + #if defined(ZPL_ARCH_64_BIT) + return _InterlockedExchangeAdd64(cast(zpl_atomicarg(zpl_i64) *)a, operand); + #elif ZPL_CPU_X86 + zpl_atomicarg(zpl_i64) expected = a->value; + for (;;) { + zpl_atomicarg(zpl_i64) original = _InterlockedCompareExchange64(cast(zpl_atomicarg(zpl_i64) *)a, expected + operand, expected); + if (original == expected) + return original; + expected = original; + } + #else + #error TODO: atomics for this CPU + #endif + } + + zpl_i64 zpl_atomic64_fetch_and(zpl_atomic64 *a, zpl_atomicarg(zpl_i64) operand) { + #if defined(ZPL_ARCH_64_BIT) + return _InterlockedAnd64(cast(zpl_atomicarg(zpl_i64) *)a, operand); + #elif ZPL_CPU_X86 + zpl_atomicarg(zpl_i64) expected = a->value; + for (;;) { + zpl_atomicarg(zpl_i64) original = _InterlockedCompareExchange64(cast(zpl_atomicarg(zpl_i64) *)a, expected & operand, expected); + if (original == expected) + return original; + expected = original; + } + #else + #error TODO: atomics for this CPU + #endif + } + + zpl_i64 zpl_atomic64_fetch_or(zpl_atomic64 *a, zpl_atomicarg(zpl_i64) operand) { + #if defined(ZPL_ARCH_64_BIT) + return _InterlockedOr64(cast(zpl_atomicarg(zpl_i64) *)a, operand); + #elif ZPL_CPU_X86 + zpl_atomicarg(zpl_i64) expected = a->value; + for (;;) { + zpl_atomicarg(zpl_i64) original = _InterlockedCompareExchange64(cast(zpl_atomicarg(zpl_i64) *)a, expected | operand, expected); + if (original == expected) + return original; + expected = original; + } + #else + #error TODO: atomics for this CPU + #endif + } + #elif defined(ZPL_CPU_X86) - _mm_lfence(); - #endif - } - ZPL_END_C_DECLS - // file: source/threading/atomic.c + zpl_i32 zpl_atomic32_load (zpl_atomic32 const *a) { return a->value; } + void zpl_atomic32_store(zpl_atomic32 *a, zpl_atomicarg(zpl_i32) value) { a->value = value; } - #ifdef ZPL_EDITOR - #include - #endif - - ZPL_BEGIN_C_DECLS - - //////////////////////////////////////////////////////////////// - // - // Concurrency - // - // - // IMPORTANT TODO: Use compiler intrinsics for the atomics - - #if defined(ZPL_COMPILER_MSVC) && !defined(ZPL_COMPILER_CLANG) - zpl_i32 zpl_atomic32_load (zpl_atomic32 const *a) { return a->value; } - void zpl_atomic32_store(zpl_atomic32 *a, zpl_atomicarg(zpl_i32) value) { a->value = value; } - - zpl_i32 zpl_atomic32_compare_exchange(zpl_atomic32 *a, zpl_atomicarg(zpl_i32) expected, zpl_atomicarg(zpl_i32) desired) { - return _InterlockedCompareExchange(cast(long *)a, desired, expected); - } - zpl_i32 zpl_atomic32_exchange(zpl_atomic32 *a, zpl_atomicarg(zpl_i32) desired) { - return _InterlockedExchange(cast(long *)a, desired); - } - zpl_i32 zpl_atomic32_fetch_add(zpl_atomic32 *a, zpl_atomicarg(zpl_i32) operand) { - return _InterlockedExchangeAdd(cast(long *)a, operand); - } - zpl_i32 zpl_atomic32_fetch_and(zpl_atomic32 *a, zpl_atomicarg(zpl_i32) operand) { - return _InterlockedAnd(cast(long *)a, operand); - } - zpl_i32 zpl_atomic32_fetch_or(zpl_atomic32 *a, zpl_atomicarg(zpl_i32) operand) { - return _InterlockedOr(cast(long *)a, operand); - } - - zpl_i64 zpl_atomic64_load(zpl_atomic64 const *a) { - #if defined(ZPL_ARCH_64_BIT) - return a->value; - #elif ZPL_CPU_X86 - // NOTE: The most compatible way to get an atomic 64-bit load on x86 is with cmpxchg8b - zpl_atomicarg(zpl_i64) result; - __asm { - mov esi, a; - mov ebx, eax; - mov ecx, edx; - lock cmpxchg8b [esi]; - mov dword ptr result, eax; - mov dword ptr result[4], edx; - } - return result; - #else - #error TODO: atomics for this CPU - #endif - } - - void zpl_atomic64_store(zpl_atomic64 *a, zpl_atomicarg(zpl_i64) value) { - #if defined(ZPL_ARCH_64_BIT) - a->value = value; - #elif ZPL_CPU_X86 - // NOTE: The most compatible way to get an atomic 64-bit store on x86 is with cmpxchg8b - __asm { - mov esi, a; - mov ebx, dword ptr value; - mov ecx, dword ptr value[4]; - retry: - cmpxchg8b [esi]; - jne retry; - } - #else - #error TODO: atomics for this CPU - #endif - } - - zpl_i64 zpl_atomic64_compare_exchange(zpl_atomic64 *a, zpl_atomicarg(zpl_i64) expected, zpl_atomicarg(zpl_i64) desired) { - return _InterlockedCompareExchange64(cast(zpl_atomicarg(zpl_i64) *)a, desired, expected); - } - - zpl_i64 zpl_atomic64_exchange(zpl_atomic64 *a, zpl_atomicarg(zpl_i64) desired) { - #if defined(ZPL_ARCH_64_BIT) - return _InterlockedExchange64(cast(zpl_atomicarg(zpl_i64) *)a, desired); - #elif ZPL_CPU_X86 - zpl_atomicarg(zpl_i64) expected = a->value; - for (;;) { - zpl_atomicarg(zpl_i64) original = _InterlockedCompareExchange64(cast(zpl_atomicarg(zpl_i64) *)a, desired, expected); - if (original == expected) - return original; - expected = original; - } - #else - #error TODO: atomics for this CPU - #endif - } - - zpl_i64 zpl_atomic64_fetch_add(zpl_atomic64 *a, zpl_atomicarg(zpl_i64) operand) { - #if defined(ZPL_ARCH_64_BIT) - return _InterlockedExchangeAdd64(cast(zpl_atomicarg(zpl_i64) *)a, operand); - #elif ZPL_CPU_X86 - zpl_atomicarg(zpl_i64) expected = a->value; - for (;;) { - zpl_atomicarg(zpl_i64) original = _InterlockedCompareExchange64(cast(zpl_atomicarg(zpl_i64) *)a, expected + operand, expected); - if (original == expected) - return original; - expected = original; - } - #else - #error TODO: atomics for this CPU - #endif - } - - zpl_i64 zpl_atomic64_fetch_and(zpl_atomic64 *a, zpl_atomicarg(zpl_i64) operand) { - #if defined(ZPL_ARCH_64_BIT) - return _InterlockedAnd64(cast(zpl_atomicarg(zpl_i64) *)a, operand); - #elif ZPL_CPU_X86 - zpl_atomicarg(zpl_i64) expected = a->value; - for (;;) { - zpl_atomicarg(zpl_i64) original = _InterlockedCompareExchange64(cast(zpl_atomicarg(zpl_i64) *)a, expected & operand, expected); - if (original == expected) - return original; - expected = original; - } - #else - #error TODO: atomics for this CPU - #endif - } - - zpl_i64 zpl_atomic64_fetch_or(zpl_atomic64 *a, zpl_atomicarg(zpl_i64) operand) { - #if defined(ZPL_ARCH_64_BIT) - return _InterlockedOr64(cast(zpl_atomicarg(zpl_i64) *)a, operand); - #elif ZPL_CPU_X86 - zpl_atomicarg(zpl_i64) expected = a->value; - for (;;) { - zpl_atomicarg(zpl_i64) original = _InterlockedCompareExchange64(cast(zpl_atomicarg(zpl_i64) *)a, expected | operand, expected); - if (original == expected) - return original; - expected = original; - } - #else - #error TODO: atomics for this CPU - #endif - } - - #elif defined(ZPL_CPU_X86) - - zpl_i32 zpl_atomic32_load (zpl_atomic32 const *a) { return a->value; } - void zpl_atomic32_store(zpl_atomic32 *a, zpl_atomicarg(zpl_i32) value) { a->value = value; } - - zpl_i32 zpl_atomic32_compare_exchange(zpl_atomic32 *a, zpl_atomicarg(zpl_i32) expected, zpl_atomicarg(zpl_i32) desired) { - zpl_atomicarg(zpl_i32) original; - __asm__( - "lock; cmpxchgl %2, %1" - : "=a"(original), "+m"(a->value) - : "q"(desired), "0"(expected) - ); - return original; - } - - zpl_i32 zpl_atomic32_exchange(zpl_atomic32 *a, zpl_atomicarg(zpl_i32) desired) { - // NOTE: No lock prefix is necessary for xchgl - zpl_atomicarg(zpl_i32) original; - __asm__( - "xchgl %0, %1" - : "=r"(original), "+m"(a->value) - : "0"(desired) - ); - return original; - } - - zpl_i32 zpl_atomic32_fetch_add(zpl_atomic32 *a, zpl_atomicarg(zpl_i32) operand) { - zpl_atomicarg(zpl_i32) original; - __asm__( - "lock; xaddl %0, %1" - : "=r"(original), "+m"(a->value) - : "0"(operand) - ); - return original; - } - - zpl_i32 zpl_atomic32_fetch_and(zpl_atomic32 *a, zpl_atomicarg(zpl_i32) operand) { - zpl_atomicarg(zpl_i32) original; - zpl_atomicarg(zpl_i32) tmp; - __asm__( - "1: movl %1, %0\n" - " movl %0, %2\n" - " andl %3, %2\n" - " lock; cmpxchgl %2, %1\n" - " jne 1b" - : "=&a"(original), "+m"(a->value), "=&r"(tmp) - : "r"(operand) - ); - return original; - } - - zpl_i32 zpl_atomic32_fetch_or(zpl_atomic32 *a, zpl_atomicarg(zpl_i32) operand) { - zpl_atomicarg(zpl_i32) original; - zpl_atomicarg(zpl_i32) temp; - __asm__( - "1: movl %1, %0\n" - " movl %0, %2\n" - " orl %3, %2\n" - " lock; cmpxchgl %2, %1\n" - " jne 1b" - : "=&a"(original), "+m"(a->value), "=&r"(temp) - : "r"(operand) - ); - return original; - } - - - zpl_i64 zpl_atomic64_load(zpl_atomic64 const *a) { - #if defined(ZPL_ARCH_64_BIT) - return a->value; - #else - zpl_atomicarg(zpl_i64) original; + zpl_i32 zpl_atomic32_compare_exchange(zpl_atomic32 *a, zpl_atomicarg(zpl_i32) expected, zpl_atomicarg(zpl_i32) desired) { + zpl_atomicarg(zpl_i32) original; __asm__( - "movl %%ebx, %%eax\n" - "movl %%ecx, %%edx\n" - "lock; cmpxchg8b %1" - : "=&A"(original) - : "m"(a->value) - ); - return original; - #endif - } - - void zpl_atomic64_store(zpl_atomic64 *a, zpl_atomicarg(zpl_i64) value) { - #if defined(ZPL_ARCH_64_BIT) - a->value = value; - #else - zpl_atomicarg(zpl_i64) expected = a->value; - __asm__( - "1: cmpxchg8b %0\n" - " jne 1b" - : "=m"(a->value) - : "b"((zpl_atomicarg(zpl_i32))value), "c"((zpl_atomicarg(zpl_i32))(value >> 32)), "A"(expected) - ); - #endif - } - - zpl_i64 zpl_atomic64_compare_exchange(zpl_atomic64 *a, zpl_atomicarg(zpl_i64) expected, zpl_atomicarg(zpl_i64) desired) { - #if defined(ZPL_ARCH_64_BIT) - zpl_atomicarg(zpl_i64) original; - __asm__( - "lock; cmpxchgq %2, %1" + "lock; cmpxchgl %2, %1" : "=a"(original), "+m"(a->value) : "q"(desired), "0"(expected) ); return original; - #else - zpl_atomicarg(zpl_i64) original; - __asm__( - "lock; cmpxchg8b %1" - : "=A"(original), "+m"(a->value) - : "b"((zpl_atomicarg(zpl_i32))desired), "c"((zpl_atomicarg(zpl_i32))(desired >> 32)), "0"(expected) - ); - return original; - #endif - } + } - zpl_i64 zpl_atomic64_exchange(zpl_atomic64 *a, zpl_atomicarg(zpl_i64) desired) { - #if defined(ZPL_ARCH_64_BIT) - zpl_atomicarg(zpl_i64) original; + zpl_i32 zpl_atomic32_exchange(zpl_atomic32 *a, zpl_atomicarg(zpl_i32) desired) { + // NOTE: No lock prefix is necessary for xchgl + zpl_atomicarg(zpl_i32) original; __asm__( - "xchgq %0, %1" + "xchgl %0, %1" : "=r"(original), "+m"(a->value) : "0"(desired) ); return original; - #else - zpl_atomicarg(zpl_i64) original = a->value; - for (;;) { - zpl_atomicarg(zpl_i64) previous = zpl_atomic64_compare_exchange(a, original, desired); - if (original == previous) - return original; - original = previous; - } - #endif - } + } - zpl_i64 zpl_atomic64_fetch_add(zpl_atomic64 *a, zpl_atomicarg(zpl_i64) operand) { - #if defined(ZPL_ARCH_64_BIT) - zpl_atomicarg(zpl_i64) original; + zpl_i32 zpl_atomic32_fetch_add(zpl_atomic32 *a, zpl_atomicarg(zpl_i32) operand) { + zpl_atomicarg(zpl_i32) original; __asm__( - "lock; xaddq %0, %1" + "lock; xaddl %0, %1" : "=r"(original), "+m"(a->value) : "0"(operand) ); return original; - #else - for (;;) { - zpl_atomicarg(zpl_i64) original = a->value; - if (zpl_atomic64_compare_exchange(a, original, original + operand) == original) - return original; - } - #endif - } + } - zpl_i64 zpl_atomic64_fetch_and(zpl_atomic64 *a, zpl_atomicarg(zpl_i64) operand) { - #if defined(ZPL_ARCH_64_BIT) - zpl_atomicarg(zpl_i64) original; - zpl_atomicarg(zpl_i64) tmp; + zpl_i32 zpl_atomic32_fetch_and(zpl_atomic32 *a, zpl_atomicarg(zpl_i32) operand) { + zpl_atomicarg(zpl_i32) original; + zpl_atomicarg(zpl_i32) tmp; __asm__( - "1: movq %1, %0\n" - " movq %0, %2\n" - " andq %3, %2\n" - " lock; cmpxchgq %2, %1\n" + "1: movl %1, %0\n" + " movl %0, %2\n" + " andl %3, %2\n" + " lock; cmpxchgl %2, %1\n" " jne 1b" : "=&a"(original), "+m"(a->value), "=&r"(tmp) : "r"(operand) ); return original; - #else - for (;;) { - zpl_atomicarg(zpl_i64) original = a->value; - if (zpl_atomic64_compare_exchange(a, original, original & operand) == original) - return original; - } - #endif - } + } - zpl_i64 zpl_atomic64_fetch_or(zpl_atomic64 *a, zpl_atomicarg(zpl_i64) operand) { - #if defined(ZPL_ARCH_64_BIT) - zpl_atomicarg(zpl_i64) original; - zpl_atomicarg(zpl_i64) temp; + zpl_i32 zpl_atomic32_fetch_or(zpl_atomic32 *a, zpl_atomicarg(zpl_i32) operand) { + zpl_atomicarg(zpl_i32) original; + zpl_atomicarg(zpl_i32) temp; __asm__( - "1: movq %1, %0\n" - " movq %0, %2\n" - " orq %3, %2\n" - " lock; cmpxchgq %2, %1\n" + "1: movl %1, %0\n" + " movl %0, %2\n" + " orl %3, %2\n" + " lock; cmpxchgl %2, %1\n" " jne 1b" : "=&a"(original), "+m"(a->value), "=&r"(temp) : "r"(operand) ); return original; - #else - for (;;) { + } + + + zpl_i64 zpl_atomic64_load(zpl_atomic64 const *a) { + #if defined(ZPL_ARCH_64_BIT) + return a->value; + #else + zpl_atomicarg(zpl_i64) original; + __asm__( + "movl %%ebx, %%eax\n" + "movl %%ecx, %%edx\n" + "lock; cmpxchg8b %1" + : "=&A"(original) + : "m"(a->value) + ); + return original; + #endif + } + + void zpl_atomic64_store(zpl_atomic64 *a, zpl_atomicarg(zpl_i64) value) { + #if defined(ZPL_ARCH_64_BIT) + a->value = value; + #else + zpl_atomicarg(zpl_i64) expected = a->value; + __asm__( + "1: cmpxchg8b %0\n" + " jne 1b" + : "=m"(a->value) + : "b"((zpl_atomicarg(zpl_i32))value), "c"((zpl_atomicarg(zpl_i32))(value >> 32)), "A"(expected) + ); + #endif + } + + zpl_i64 zpl_atomic64_compare_exchange(zpl_atomic64 *a, zpl_atomicarg(zpl_i64) expected, zpl_atomicarg(zpl_i64) desired) { + #if defined(ZPL_ARCH_64_BIT) + zpl_atomicarg(zpl_i64) original; + __asm__( + "lock; cmpxchgq %2, %1" + : "=a"(original), "+m"(a->value) + : "q"(desired), "0"(expected) + ); + return original; + #else + zpl_atomicarg(zpl_i64) original; + __asm__( + "lock; cmpxchg8b %1" + : "=A"(original), "+m"(a->value) + : "b"((zpl_atomicarg(zpl_i32))desired), "c"((zpl_atomicarg(zpl_i32))(desired >> 32)), "0"(expected) + ); + return original; + #endif + } + + zpl_i64 zpl_atomic64_exchange(zpl_atomic64 *a, zpl_atomicarg(zpl_i64) desired) { + #if defined(ZPL_ARCH_64_BIT) + zpl_atomicarg(zpl_i64) original; + __asm__( + "xchgq %0, %1" + : "=r"(original), "+m"(a->value) + : "0"(desired) + ); + return original; + #else zpl_atomicarg(zpl_i64) original = a->value; - if (zpl_atomic64_compare_exchange(a, original, original | operand) == original) - return original; - } - #endif + for (;;) { + zpl_atomicarg(zpl_i64) previous = zpl_atomic64_compare_exchange(a, original, desired); + if (original == previous) + return original; + original = previous; + } + #endif + } + + zpl_i64 zpl_atomic64_fetch_add(zpl_atomic64 *a, zpl_atomicarg(zpl_i64) operand) { + #if defined(ZPL_ARCH_64_BIT) + zpl_atomicarg(zpl_i64) original; + __asm__( + "lock; xaddq %0, %1" + : "=r"(original), "+m"(a->value) + : "0"(operand) + ); + return original; + #else + for (;;) { + zpl_atomicarg(zpl_i64) original = a->value; + if (zpl_atomic64_compare_exchange(a, original, original + operand) == original) + return original; + } + #endif + } + + zpl_i64 zpl_atomic64_fetch_and(zpl_atomic64 *a, zpl_atomicarg(zpl_i64) operand) { + #if defined(ZPL_ARCH_64_BIT) + zpl_atomicarg(zpl_i64) original; + zpl_atomicarg(zpl_i64) tmp; + __asm__( + "1: movq %1, %0\n" + " movq %0, %2\n" + " andq %3, %2\n" + " lock; cmpxchgq %2, %1\n" + " jne 1b" + : "=&a"(original), "+m"(a->value), "=&r"(tmp) + : "r"(operand) + ); + return original; + #else + for (;;) { + zpl_atomicarg(zpl_i64) original = a->value; + if (zpl_atomic64_compare_exchange(a, original, original & operand) == original) + return original; + } + #endif + } + + zpl_i64 zpl_atomic64_fetch_or(zpl_atomic64 *a, zpl_atomicarg(zpl_i64) operand) { + #if defined(ZPL_ARCH_64_BIT) + zpl_atomicarg(zpl_i64) original; + zpl_atomicarg(zpl_i64) temp; + __asm__( + "1: movq %1, %0\n" + " movq %0, %2\n" + " orq %3, %2\n" + " lock; cmpxchgq %2, %1\n" + " jne 1b" + : "=&a"(original), "+m"(a->value), "=&r"(temp) + : "r"(operand) + ); + return original; + #else + for (;;) { + zpl_atomicarg(zpl_i64) original = a->value; + if (zpl_atomic64_compare_exchange(a, original, original | operand) == original) + return original; + } + #endif + } + + #elif !defined(__STDC_NO_ATOMICS__) && !defined(__cplusplus) && !defined(ZPL_COMPILER_MSVC) + zpl_i32 zpl_atomic32_load (zpl_atomic32 const *a) { return a->value; } + void zpl_atomic32_store(zpl_atomic32 *a, zpl_atomicarg(zpl_i32) value) { a->value = value; } + + zpl_i32 zpl_atomic32_compare_exchange(zpl_atomic32 *a, zpl_atomicarg(zpl_i32) expected, zpl_atomicarg(zpl_i32) desired) { + zpl_atomicarg(zpl_i32) original = a->value; + atomic_compare_exchange_strong(&a->value, &expected, desired); + return original; + } + + zpl_i32 zpl_atomic32_exchange(zpl_atomic32 *a, zpl_atomicarg(zpl_i32) desired) { + return atomic_exchange(&a->value, desired); + } + + zpl_i32 zpl_atomic32_fetch_add(zpl_atomic32 *a, zpl_atomicarg(zpl_i32) operand) { + return atomic_fetch_add(&a->value, operand); + } + + zpl_i32 zpl_atomic32_fetch_and(zpl_atomic32 *a, zpl_atomicarg(zpl_i32) operand) { + return atomic_fetch_and(&a->value, operand); + } + + zpl_i32 zpl_atomic32_fetch_or(zpl_atomic32 *a, zpl_atomicarg(zpl_i32) operand) { + return atomic_fetch_or(&a->value, operand); + } + + zpl_i64 zpl_atomic64_load(zpl_atomic64 const *a) { + return a->value; + } + + void zpl_atomic64_store(zpl_atomic64 *a, zpl_atomicarg(zpl_i64) value) { + a->value = value; + } + + zpl_i64 zpl_atomic64_compare_exchange(zpl_atomic64 *a, zpl_atomicarg(zpl_i64) expected, zpl_atomicarg(zpl_i64) desired) { + zpl_atomicarg(zpl_i64) original; + atomic_compare_exchange_strong(&a->value, &expected, desired); + return original; + } + + zpl_i64 zpl_atomic64_exchange(zpl_atomic64 *a, zpl_atomicarg(zpl_i64) desired) { + return atomic_exchange(&a->value, desired); + } + + zpl_i64 zpl_atomic64_fetch_add(zpl_atomic64 *a, zpl_atomicarg(zpl_i64) operand) { + return atomic_fetch_add(&a->value, operand); + } + + zpl_i64 zpl_atomic64_fetch_and(zpl_atomic64 *a, zpl_atomicarg(zpl_i64) operand) { + return atomic_fetch_and(&a->value, operand); + } + + zpl_i64 zpl_atomic64_fetch_or(zpl_atomic64 *a, zpl_atomicarg(zpl_i64) operand) { + return atomic_fetch_or(&a->value, operand); + } + + #else + #error TODO: Implement Atomics for this CPU + #endif + + + + zpl_b32 zpl_atomic32_spin_lock(zpl_atomic32 *a, zpl_isize time_out) { + zpl_atomicarg(zpl_i32) old_value = zpl_atomic32_compare_exchange(a, 1, 0); + zpl_i32 counter = 0; + while (old_value != 0 && (time_out < 0 || counter++ < time_out)) { + zpl_yield_thread(); + old_value = zpl_atomic32_compare_exchange(a, 1, 0); + zpl_mfence(); + } + return old_value == 0; } - #elif !defined(__STDC_NO_ATOMICS__) && !defined(__cplusplus) && !defined(ZPL_COMPILER_MSVC) - zpl_i32 zpl_atomic32_load (zpl_atomic32 const *a) { return a->value; } - void zpl_atomic32_store(zpl_atomic32 *a, zpl_atomicarg(zpl_i32) value) { a->value = value; } - - zpl_i32 zpl_atomic32_compare_exchange(zpl_atomic32 *a, zpl_atomicarg(zpl_i32) expected, zpl_atomicarg(zpl_i32) desired) { - zpl_atomicarg(zpl_i32) original = a->value; - atomic_compare_exchange_strong(&a->value, &expected, desired); - return original; + void zpl_atomic32_spin_unlock(zpl_atomic32 *a) { + zpl_atomic32_store(a, 0); + zpl_mfence(); } - zpl_i32 zpl_atomic32_exchange(zpl_atomic32 *a, zpl_atomicarg(zpl_i32) desired) { - return atomic_exchange(&a->value, desired); + zpl_b32 zpl_atomic64_spin_lock(zpl_atomic64 *a, zpl_isize time_out) { + zpl_atomicarg(zpl_i64) old_value = zpl_atomic64_compare_exchange(a, 1, 0); + zpl_atomicarg(zpl_i64) counter = 0; + while (old_value != 0 && (time_out < 0 || counter++ < time_out)) { + zpl_yield_thread(); + old_value = zpl_atomic64_compare_exchange(a, 1, 0); + zpl_mfence(); + } + return old_value == 0; } - zpl_i32 zpl_atomic32_fetch_add(zpl_atomic32 *a, zpl_atomicarg(zpl_i32) operand) { - return atomic_fetch_add(&a->value, operand); + void zpl_atomic64_spin_unlock(zpl_atomic64 *a) { + zpl_atomic64_store(a, 0); + zpl_mfence(); } - zpl_i32 zpl_atomic32_fetch_and(zpl_atomic32 *a, zpl_atomicarg(zpl_i32) operand) { - return atomic_fetch_and(&a->value, operand); - } - - zpl_i32 zpl_atomic32_fetch_or(zpl_atomic32 *a, zpl_atomicarg(zpl_i32) operand) { - return atomic_fetch_or(&a->value, operand); - } - - zpl_i64 zpl_atomic64_load(zpl_atomic64 const *a) { - return a->value; - } - - void zpl_atomic64_store(zpl_atomic64 *a, zpl_atomicarg(zpl_i64) value) { - a->value = value; - } - - zpl_i64 zpl_atomic64_compare_exchange(zpl_atomic64 *a, zpl_atomicarg(zpl_i64) expected, zpl_atomicarg(zpl_i64) desired) { - zpl_atomicarg(zpl_i64) original; - atomic_compare_exchange_strong(&a->value, &expected, desired); - return original; - } - - zpl_i64 zpl_atomic64_exchange(zpl_atomic64 *a, zpl_atomicarg(zpl_i64) desired) { - return atomic_exchange(&a->value, desired); - } - - zpl_i64 zpl_atomic64_fetch_add(zpl_atomic64 *a, zpl_atomicarg(zpl_i64) operand) { - return atomic_fetch_add(&a->value, operand); - } - - zpl_i64 zpl_atomic64_fetch_and(zpl_atomic64 *a, zpl_atomicarg(zpl_i64) operand) { - return atomic_fetch_and(&a->value, operand); - } - - zpl_i64 zpl_atomic64_fetch_or(zpl_atomic64 *a, zpl_atomicarg(zpl_i64) operand) { - return atomic_fetch_or(&a->value, operand); - } - - #else - #error TODO: Implement Atomics for this CPU - #endif - - - - zpl_b32 zpl_atomic32_spin_lock(zpl_atomic32 *a, zpl_isize time_out) { - zpl_atomicarg(zpl_i32) old_value = zpl_atomic32_compare_exchange(a, 1, 0); - zpl_i32 counter = 0; - while (old_value != 0 && (time_out < 0 || counter++ < time_out)) { + zpl_b32 zpl_atomic32_try_acquire_lock(zpl_atomic32 *a) { + zpl_atomicarg(zpl_i32) old_value; zpl_yield_thread(); old_value = zpl_atomic32_compare_exchange(a, 1, 0); zpl_mfence(); + return old_value == 0; } - return old_value == 0; - } - void zpl_atomic32_spin_unlock(zpl_atomic32 *a) { - zpl_atomic32_store(a, 0); - zpl_mfence(); - } - - zpl_b32 zpl_atomic64_spin_lock(zpl_atomic64 *a, zpl_isize time_out) { - zpl_atomicarg(zpl_i64) old_value = zpl_atomic64_compare_exchange(a, 1, 0); - zpl_atomicarg(zpl_i64) counter = 0; - while (old_value != 0 && (time_out < 0 || counter++ < time_out)) { + zpl_b32 zpl_atomic64_try_acquire_lock(zpl_atomic64 *a) { + zpl_atomicarg(zpl_i64) old_value; zpl_yield_thread(); old_value = zpl_atomic64_compare_exchange(a, 1, 0); zpl_mfence(); - } - return old_value == 0; - } - - void zpl_atomic64_spin_unlock(zpl_atomic64 *a) { - zpl_atomic64_store(a, 0); - zpl_mfence(); - } - - zpl_b32 zpl_atomic32_try_acquire_lock(zpl_atomic32 *a) { - zpl_atomicarg(zpl_i32) old_value; - zpl_yield_thread(); - old_value = zpl_atomic32_compare_exchange(a, 1, 0); - zpl_mfence(); - return old_value == 0; - } - - zpl_b32 zpl_atomic64_try_acquire_lock(zpl_atomic64 *a) { - zpl_atomicarg(zpl_i64) old_value; - zpl_yield_thread(); - old_value = zpl_atomic64_compare_exchange(a, 1, 0); - zpl_mfence(); - return old_value == 0; - } - - - - #if defined(ZPL_ARCH_32_BIT) - - void* zpl_atomic_ptr_load(zpl_atomic_ptr const *a) { - return (void *)cast(zpl_intptr)zpl_atomic32_load(cast(zpl_atomic32 const *)a); - } - void zpl_atomic_ptr_store(zpl_atomic_ptr *a, zpl_atomicarg(void *)value) { - zpl_atomic32_store(cast(zpl_atomic32 *)a, cast(zpl_atomicarg(zpl_i32))cast(zpl_intptr)value); - } - void* zpl_atomic_ptr_compare_exchange(zpl_atomic_ptr *a, zpl_atomicarg(void *)expected, zpl_atomicarg(void *)desired) { - return (void *)cast(zpl_intptr)zpl_atomic32_compare_exchange(cast(zpl_atomic32 *)a, cast(zpl_atomicarg(zpl_i32))cast(zpl_intptr)expected, cast(zpl_atomicarg(zpl_i32))cast(zpl_intptr)desired); - } - void* zpl_atomic_ptr_exchange(zpl_atomic_ptr *a, zpl_atomicarg(void *)desired) { - return (void *)cast(zpl_intptr)zpl_atomic32_exchange(cast(zpl_atomic32 *)a, cast(zpl_atomicarg(zpl_i32))cast(zpl_intptr)desired); - } - void* zpl_atomic_ptr_fetch_add(zpl_atomic_ptr *a, zpl_atomicarg(void *)operand) { - return (void *)cast(zpl_intptr)zpl_atomic32_fetch_add(cast(zpl_atomic32 *)a, cast(zpl_atomicarg(zpl_i32))cast(zpl_intptr)operand); - } - void* zpl_atomic_ptr_fetch_and(zpl_atomic_ptr *a, zpl_atomicarg(void *)operand) { - return (void *)cast(zpl_intptr)zpl_atomic32_fetch_and(cast(zpl_atomic32 *)a, cast(zpl_atomicarg(zpl_i32))cast(zpl_intptr)operand); - } - void* zpl_atomic_ptr_fetch_or(zpl_atomic_ptr *a, zpl_atomicarg(void *)operand) { - return (void *)cast(zpl_intptr)zpl_atomic32_fetch_or(cast(zpl_atomic32 *)a, cast(zpl_atomicarg(zpl_i32))cast(zpl_intptr)operand); - } - zpl_b32 zpl_atomic_ptr_spin_lock(zpl_atomic_ptr *a, zpl_isize time_out) { - return zpl_atomic32_spin_lock(cast(zpl_atomic32 *)a, time_out); - } - void zpl_atomic_ptr_spin_unlock(zpl_atomic_ptr *a) { - zpl_atomic32_spin_unlock(cast(zpl_atomic32 *)a); - } - zpl_b32 zpl_atomic_ptr_try_acquire_lock(zpl_atomic_ptr *a) { - return zpl_atomic32_try_acquire_lock(cast(zpl_atomic32 *)a); + return old_value == 0; } - #elif defined(ZPL_ARCH_64_BIT) - void* zpl_atomic_ptr_load(zpl_atomic_ptr const *a) { - return (void *)cast(zpl_intptr)zpl_atomic64_load(cast(zpl_atomic64 const *)a); - } - void zpl_atomic_ptr_store(zpl_atomic_ptr *a, zpl_atomicarg(void *)value) { - zpl_atomic64_store(cast(zpl_atomic64 *)a, cast(zpl_i64)cast(zpl_intptr)value); - } - void* zpl_atomic_ptr_compare_exchange(zpl_atomic_ptr *a, zpl_atomicarg(void *)expected, zpl_atomicarg(void *)desired) { - return (void *)cast(zpl_intptr)zpl_atomic64_compare_exchange(cast(zpl_atomic64 *)a, cast(zpl_i64)cast(zpl_intptr)expected, cast(zpl_i64)cast(zpl_intptr)desired); - } - void* zpl_atomic_ptr_exchange(zpl_atomic_ptr *a, zpl_atomicarg(void *)desired) { - return (void *)cast(zpl_intptr)zpl_atomic64_exchange(cast(zpl_atomic64 *)a, cast(zpl_i64)cast(zpl_intptr)desired); - } - void* zpl_atomic_ptr_fetch_add(zpl_atomic_ptr *a, zpl_atomicarg(void *)operand) { - return (void *)cast(zpl_intptr)zpl_atomic64_fetch_add(cast(zpl_atomic64 *)a, cast(zpl_i64)cast(zpl_intptr)operand); - } - void* zpl_atomic_ptr_fetch_and(zpl_atomic_ptr *a, zpl_atomicarg(void *)operand) { - return (void *)cast(zpl_intptr)zpl_atomic64_fetch_and(cast(zpl_atomic64 *)a, cast(zpl_i64)cast(zpl_intptr)operand); - } - void* zpl_atomic_ptr_fetch_or(zpl_atomic_ptr *a, zpl_atomicarg(void *)operand) { - return (void *)cast(zpl_intptr)zpl_atomic64_fetch_or(cast(zpl_atomic64 *)a, cast(zpl_i64)cast(zpl_intptr)operand); - } - zpl_b32 zpl_atomic_ptr_spin_lock(zpl_atomic_ptr *a, zpl_isize time_out) { - return zpl_atomic64_spin_lock(cast(zpl_atomic64 *)a, time_out); - } - void zpl_atomic_ptr_spin_unlock(zpl_atomic_ptr *a) { - zpl_atomic64_spin_unlock(cast(zpl_atomic64 *)a); - } - zpl_b32 zpl_atomic_ptr_try_acquire_lock(zpl_atomic_ptr *a) { - return zpl_atomic64_try_acquire_lock(cast(zpl_atomic64 *)a); - } - #endif + #if defined(ZPL_ARCH_32_BIT) - ZPL_END_C_DECLS - // file: source/threading/sem.c - - #ifdef ZPL_EDITOR - #include - #endif - - ZPL_BEGIN_C_DECLS - - void zpl_semaphore_release(zpl_semaphore *s) { zpl_semaphore_post(s, 1); } - - #if defined(ZPL_SYSTEM_WINDOWS) - - void zpl_semaphore_init (zpl_semaphore *s) { s->win32_handle = CreateSemaphoreA(NULL, 0, ZPL_I32_MAX, NULL); } - void zpl_semaphore_destroy(zpl_semaphore *s) { CloseHandle(s->win32_handle); } - void zpl_semaphore_post (zpl_semaphore *s, zpl_i32 count) { ReleaseSemaphore(s->win32_handle, count, NULL); } - void zpl_semaphore_wait (zpl_semaphore *s) { WaitForSingleObject(s->win32_handle, INFINITE); } - - #elif defined(ZPL_SYSTEM_OSX) - - void zpl_semaphore_init (zpl_semaphore *s) { semaphore_create(mach_task_self(), &s->osx_handle, SYNC_POLICY_FIFO, 0); } - void zpl_semaphore_destroy(zpl_semaphore *s) { semaphore_destroy(mach_task_self(), s->osx_handle); } - void zpl_semaphore_post (zpl_semaphore *s, zpl_i32 count) { while (count --> 0) semaphore_signal(s->osx_handle); } - void zpl_semaphore_wait (zpl_semaphore *s) { semaphore_wait(s->osx_handle); } - - #elif defined(ZPL_SYSTEM_UNIX) - - void zpl_semaphore_init (zpl_semaphore *s) { sem_init(&s->unix_handle, 0, 0); } - void zpl_semaphore_destroy(zpl_semaphore *s) { sem_destroy(&s->unix_handle); } - void zpl_semaphore_post (zpl_semaphore *s, zpl_i32 count) { while (count --> 0) sem_post(&s->unix_handle); } - void zpl_semaphore_wait (zpl_semaphore *s) { int i; do { i = sem_wait(&s->unix_handle); } while (i == -1 && errno == EINTR); } - - #else - #error Semaphores for this OS are not implemented - #endif - - ZPL_END_C_DECLS - // file: source/threading/mutex.c - - #ifdef ZPL_EDITOR - #include - #endif - - ZPL_BEGIN_C_DECLS - - void zpl_mutex_init(zpl_mutex *m) { - #if defined(ZPL_SYSTEM_WINDOWS) - InitializeCriticalSection(&m->win32_critical_section); - #else - pthread_mutex_init(&m->pthread_mutex, NULL); - #endif - } - - void zpl_mutex_destroy(zpl_mutex *m) { - #if defined(ZPL_SYSTEM_WINDOWS) - DeleteCriticalSection(&m->win32_critical_section); - #else - pthread_mutex_destroy(&m->pthread_mutex); - #endif - } - - void zpl_mutex_lock(zpl_mutex *m) { - #if defined(ZPL_SYSTEM_WINDOWS) - EnterCriticalSection(&m->win32_critical_section); - #else - pthread_mutex_lock(&m->pthread_mutex); - #endif - } - - zpl_b32 zpl_mutex_try_lock(zpl_mutex *m) { - #if defined(ZPL_SYSTEM_WINDOWS) - return TryEnterCriticalSection(&m->win32_critical_section); - #else - return pthread_mutex_trylock(&m->pthread_mutex); - #endif - } - - void zpl_mutex_unlock(zpl_mutex *m) { - #if defined(ZPL_SYSTEM_WINDOWS) - LeaveCriticalSection(&m->win32_critical_section); - #else - pthread_mutex_unlock(&m->pthread_mutex); - #endif - } - - ZPL_END_C_DECLS - // file: source/threading/thread.c - - #ifdef ZPL_EDITOR - #include - #endif - - ZPL_BEGIN_C_DECLS - - zpl_b32 zpl_thread_is_running(zpl_thread const *t) { return t->is_running != 0; } - - void zpl_thread_init(zpl_thread *t) { - zpl_zero_item(t); - - #if defined(ZPL_SYSTEM_WINDOWS) - t->win32_handle = INVALID_HANDLE_VALUE; - #else - t->posix_handle = 0; - #endif - - zpl_semaphore_init(&t->semaphore); - } - - void zpl_thread_destroy(zpl_thread *t) { - if (t->is_running) zpl_thread_join(t); - zpl_semaphore_destroy(&t->semaphore); - } - - void zpl__thread_run(zpl_thread *t) { - zpl_semaphore_release(&t->semaphore); - t->return_value = t->proc(t); - } - - #if defined(ZPL_SYSTEM_WINDOWS) - DWORD __stdcall zpl__thread_proc(void *arg) { - zpl_thread *t = cast(zpl_thread *)arg; - zpl__thread_run(t); - t->is_running = false; - return 0; - } - #else - void *zpl__thread_proc(void *arg) { - zpl_thread *t = cast(zpl_thread *)arg; - zpl__thread_run(t); - t->is_running = false; - return NULL; - } - #endif - - void zpl_thread_start(zpl_thread *t, zpl_thread_proc proc, void *user_data) { - zpl_thread_start_with_stack(t, proc, user_data, 0); - } - - void zpl_thread_start_with_stack(zpl_thread *t, zpl_thread_proc proc, void *user_data, zpl_isize stack_size) { - ZPL_ASSERT(!t->is_running); - ZPL_ASSERT(proc != NULL); - t->proc = proc; - t->user_data = user_data; - t->stack_size = stack_size; - - #if defined(ZPL_SYSTEM_WINDOWS) - t->win32_handle = CreateThread(NULL, stack_size, zpl__thread_proc, t, 0, NULL); - ZPL_ASSERT_MSG(t->win32_handle != NULL, "CreateThread: GetLastError"); - #else - { - pthread_attr_t attr; - pthread_attr_init(&attr); - pthread_attr_setdetachstate(&attr, PTHREAD_CREATE_JOINABLE); - if (stack_size != 0) - pthread_attr_setstacksize(&attr, stack_size); - pthread_create(&t->posix_handle, &attr, zpl__thread_proc, t); - pthread_attr_destroy(&attr); + void* zpl_atomic_ptr_load(zpl_atomic_ptr const *a) { + return (void *)cast(zpl_intptr)zpl_atomic32_load(cast(zpl_atomic32 const *)a); } - #endif - - t->is_running = true; - zpl_semaphore_wait(&t->semaphore); - } - - void zpl_thread_join(zpl_thread *t) { - if (!t->is_running) return; - - #if defined(ZPL_SYSTEM_WINDOWS) - WaitForSingleObject(t->win32_handle, INFINITE); - CloseHandle(t->win32_handle); - t->win32_handle = INVALID_HANDLE_VALUE; - #else - pthread_join(t->posix_handle, NULL); - t->posix_handle = 0; - #endif - t->is_running = false; - } - - zpl_u32 zpl_thread_current_id(void) { - zpl_u32 thread_id; - #if defined(ZPL_SYSTEM_WINDOWS) - #if defined(ZPL_ARCH_32_BIT) && defined(ZPL_CPU_X86) - thread_id = (cast(zpl_u32 *)__readfsdword(24))[9]; - #elif defined(ZPL_ARCH_64_BIT) && defined(ZPL_CPU_X86) - thread_id = (cast(zpl_u32 *)__readgsqword(48))[18]; - #else - thread_id = GetCurrentThreadId(); - #endif - - #elif defined(ZPL_SYSTEM_OSX) && defined(ZPL_ARCH_64_BIT) - thread_id = pthread_mach_thread_np(pthread_self()); - #elif defined(ZPL_ARCH_32_BIT) && defined(ZPL_CPU_X86) - __asm__("mov %%gs:0x08,%0" : "=r"(thread_id)); - #elif defined(ZPL_ARCH_64_BIT) && defined(ZPL_CPU_X86) - __asm__("mov %%fs:0x10,%0" : "=r"(thread_id)); - #elif defined(__ARM_ARCH) - thread_id = pthread_self(); - #else - #error Unsupported architecture for zpl_thread_current_id() - #endif - - return thread_id; - } - - void zpl_thread_set_name(zpl_thread *t, char const *name) { - #if defined(ZPL_COMPILER_MSVC) - #pragma pack(push, 8) - typedef struct { - DWORD type; - char const *name; - DWORD id; - DWORD flags; - } zplprivThreadName; - #pragma pack(pop) - - zplprivThreadName tn; - tn.type = 0x1000; - tn.name = name; - tn.id = GetThreadId(cast(HANDLE)t->win32_handle); - tn.flags = 0; - - __try { - RaiseException(0x406d1388, 0, zpl_size_of(tn)/4, cast(ULONG_PTR *)&tn); - } __except(1 /*EXCEPTION_EXECUTE_HANDLER*/) { + void zpl_atomic_ptr_store(zpl_atomic_ptr *a, zpl_atomicarg(void *)value) { + zpl_atomic32_store(cast(zpl_atomic32 *)a, cast(zpl_atomicarg(zpl_i32))cast(zpl_intptr)value); + } + void* zpl_atomic_ptr_compare_exchange(zpl_atomic_ptr *a, zpl_atomicarg(void *)expected, zpl_atomicarg(void *)desired) { + return (void *)cast(zpl_intptr)zpl_atomic32_compare_exchange(cast(zpl_atomic32 *)a, cast(zpl_atomicarg(zpl_i32))cast(zpl_intptr)expected, cast(zpl_atomicarg(zpl_i32))cast(zpl_intptr)desired); + } + void* zpl_atomic_ptr_exchange(zpl_atomic_ptr *a, zpl_atomicarg(void *)desired) { + return (void *)cast(zpl_intptr)zpl_atomic32_exchange(cast(zpl_atomic32 *)a, cast(zpl_atomicarg(zpl_i32))cast(zpl_intptr)desired); + } + void* zpl_atomic_ptr_fetch_add(zpl_atomic_ptr *a, zpl_atomicarg(void *)operand) { + return (void *)cast(zpl_intptr)zpl_atomic32_fetch_add(cast(zpl_atomic32 *)a, cast(zpl_atomicarg(zpl_i32))cast(zpl_intptr)operand); + } + void* zpl_atomic_ptr_fetch_and(zpl_atomic_ptr *a, zpl_atomicarg(void *)operand) { + return (void *)cast(zpl_intptr)zpl_atomic32_fetch_and(cast(zpl_atomic32 *)a, cast(zpl_atomicarg(zpl_i32))cast(zpl_intptr)operand); + } + void* zpl_atomic_ptr_fetch_or(zpl_atomic_ptr *a, zpl_atomicarg(void *)operand) { + return (void *)cast(zpl_intptr)zpl_atomic32_fetch_or(cast(zpl_atomic32 *)a, cast(zpl_atomicarg(zpl_i32))cast(zpl_intptr)operand); + } + zpl_b32 zpl_atomic_ptr_spin_lock(zpl_atomic_ptr *a, zpl_isize time_out) { + return zpl_atomic32_spin_lock(cast(zpl_atomic32 *)a, time_out); + } + void zpl_atomic_ptr_spin_unlock(zpl_atomic_ptr *a) { + zpl_atomic32_spin_unlock(cast(zpl_atomic32 *)a); + } + zpl_b32 zpl_atomic_ptr_try_acquire_lock(zpl_atomic_ptr *a) { + return zpl_atomic32_try_acquire_lock(cast(zpl_atomic32 *)a); + } + + #elif defined(ZPL_ARCH_64_BIT) + + void* zpl_atomic_ptr_load(zpl_atomic_ptr const *a) { + return (void *)cast(zpl_intptr)zpl_atomic64_load(cast(zpl_atomic64 const *)a); + } + void zpl_atomic_ptr_store(zpl_atomic_ptr *a, zpl_atomicarg(void *)value) { + zpl_atomic64_store(cast(zpl_atomic64 *)a, cast(zpl_i64)cast(zpl_intptr)value); + } + void* zpl_atomic_ptr_compare_exchange(zpl_atomic_ptr *a, zpl_atomicarg(void *)expected, zpl_atomicarg(void *)desired) { + return (void *)cast(zpl_intptr)zpl_atomic64_compare_exchange(cast(zpl_atomic64 *)a, cast(zpl_i64)cast(zpl_intptr)expected, cast(zpl_i64)cast(zpl_intptr)desired); + } + void* zpl_atomic_ptr_exchange(zpl_atomic_ptr *a, zpl_atomicarg(void *)desired) { + return (void *)cast(zpl_intptr)zpl_atomic64_exchange(cast(zpl_atomic64 *)a, cast(zpl_i64)cast(zpl_intptr)desired); + } + void* zpl_atomic_ptr_fetch_add(zpl_atomic_ptr *a, zpl_atomicarg(void *)operand) { + return (void *)cast(zpl_intptr)zpl_atomic64_fetch_add(cast(zpl_atomic64 *)a, cast(zpl_i64)cast(zpl_intptr)operand); + } + void* zpl_atomic_ptr_fetch_and(zpl_atomic_ptr *a, zpl_atomicarg(void *)operand) { + return (void *)cast(zpl_intptr)zpl_atomic64_fetch_and(cast(zpl_atomic64 *)a, cast(zpl_i64)cast(zpl_intptr)operand); + } + void* zpl_atomic_ptr_fetch_or(zpl_atomic_ptr *a, zpl_atomicarg(void *)operand) { + return (void *)cast(zpl_intptr)zpl_atomic64_fetch_or(cast(zpl_atomic64 *)a, cast(zpl_i64)cast(zpl_intptr)operand); + } + zpl_b32 zpl_atomic_ptr_spin_lock(zpl_atomic_ptr *a, zpl_isize time_out) { + return zpl_atomic64_spin_lock(cast(zpl_atomic64 *)a, time_out); + } + void zpl_atomic_ptr_spin_unlock(zpl_atomic_ptr *a) { + zpl_atomic64_spin_unlock(cast(zpl_atomic64 *)a); + } + zpl_b32 zpl_atomic_ptr_try_acquire_lock(zpl_atomic_ptr *a) { + return zpl_atomic64_try_acquire_lock(cast(zpl_atomic64 *)a); } - #elif defined(ZPL_SYSTEM_WINDOWS) && !defined(ZPL_COMPILER_MSVC) - zpl_unused(t); - zpl_unused(name); - // IMPORTANT TODO: Set thread name for GCC/Clang on windows - return; - #elif defined(ZPL_SYSTEM_OSX) - // TODO: Test if this works - pthread_setname_np(name); - #else - zpl_unused(t); - zpl_unused(name); - // TODO: Test if this works - // pthread_set_name_np(t->posix_handle, name); #endif - } - ZPL_END_C_DECLS - // file: source/threading/sync.c + ZPL_END_C_DECLS + // file: source/threading/sem.c - #ifdef ZPL_EDITOR - #include - #endif - - ZPL_BEGIN_C_DECLS - - void zpl_sync_init(zpl_sync *s) { - zpl_zero_item(s); - zpl_mutex_init(&s->mutex); - zpl_mutex_init(&s->start); - zpl_semaphore_init(&s->release); - } - - void zpl_sync_destroy(zpl_sync *s) { - if (s->waiting) { - ZPL_PANIC("Cannot destroy while threads are waiting!"); - } - - zpl_mutex_destroy(&s->mutex); - zpl_mutex_destroy(&s->start); - zpl_semaphore_destroy(&s->release); - } - - void zpl_sync_set_target(zpl_sync *s, zpl_i32 count) { - zpl_mutex_lock(&s->start); - - zpl_mutex_lock(&s->mutex); - ZPL_ASSERT(s->target == 0); - s->target = count; - s->current = 0; - s->waiting = 0; - zpl_mutex_unlock(&s->mutex); - } - - void zpl_sync_release(zpl_sync *s) { - if (s->waiting) { - zpl_semaphore_release(&s->release); - } else { - s->target = 0; - zpl_mutex_unlock(&s->start); - } - } - - zpl_i32 zpl_sync_reach(zpl_sync *s) { - zpl_i32 n; - zpl_mutex_lock(&s->mutex); - ZPL_ASSERT(s->current < s->target); - n = ++s->current; // NOTE: Record this value to avoid possible race if `return s->current` was done - if (s->current == s->target) - zpl_sync_release(s); - zpl_mutex_unlock(&s->mutex); - return n; - } - - void zpl_sync_reach_and_wait(zpl_sync *s) { - zpl_mutex_lock(&s->mutex); - ZPL_ASSERT(s->current < s->target); - s->current++; - if (s->current == s->target) { - zpl_sync_release(s); - zpl_mutex_unlock(&s->mutex); - } else { - s->waiting++; // NOTE: Waiting, so one more waiter - zpl_mutex_unlock(&s->mutex); // NOTE: Release the mutex to other threads - zpl_semaphore_wait(&s->release); // NOTE: Wait for merge completion - zpl_mutex_lock(&s->mutex); // NOTE: On merge completion, lock mutex - s->waiting--; // NOTE: Done waiting - zpl_sync_release(s); // NOTE: Restart the next waiter - zpl_mutex_unlock(&s->mutex); - } - } - - ZPL_END_C_DECLS - // file: source/threading/affinity.c - - #ifdef ZPL_EDITOR - #include - #endif - - #if defined(ZPL_SYSTEM_MACOS) - #include - #endif - - ZPL_BEGIN_C_DECLS - - #if defined(ZPL_SYSTEM_WINDOWS) || defined(ZPL_SYSTEM_CYGWIN) - - void zpl_affinity_init(zpl_affinity *a) { - SYSTEM_LOGICAL_PROCESSOR_INFORMATION *start_processor_info = NULL; - DWORD length = 0; - zpl_b32 result = GetLogicalProcessorInformation(NULL, &length); - - zpl_zero_item(a); - - if (!result && GetLastError() == 122l /*ERROR_INSUFFICIENT_BUFFER*/ && length > 0) { - start_processor_info = cast(SYSTEM_LOGICAL_PROCESSOR_INFORMATION *)zpl_alloc(zpl_heap_allocator(), length); - result = GetLogicalProcessorInformation(start_processor_info, &length); - if (result) { - SYSTEM_LOGICAL_PROCESSOR_INFORMATION *end_processor_info, *processor_info; - - a->is_accurate = true; - a->core_count = 0; - a->thread_count = 0; - end_processor_info = cast(SYSTEM_LOGICAL_PROCESSOR_INFORMATION *)zpl_pointer_add(start_processor_info, length); - - for (processor_info = start_processor_info; - processor_info < end_processor_info; - processor_info++) { - if (processor_info->Relationship == RelationProcessorCore) { - zpl_isize thread = zpl_count_set_bits(processor_info->ProcessorMask); - if (thread == 0) { - a->is_accurate = false; - } else if (a->thread_count + thread > ZPL_WIN32_MAX_THREADS) { - a->is_accurate = false; - } else { - ZPL_ASSERT(a->core_count <= a->thread_count && - a->thread_count < ZPL_WIN32_MAX_THREADS); - a->core_masks[a->core_count++] = processor_info->ProcessorMask; - a->thread_count += thread; - } - } - } - } - - zpl_free(zpl_heap_allocator(), start_processor_info); - } - - ZPL_ASSERT(a->core_count <= a->thread_count); - if (a->thread_count == 0) { - a->is_accurate = false; - a->core_count = 1; - a->thread_count = 1; - a->core_masks[0] = 1; - } - - } - - void zpl_affinity_destroy(zpl_affinity *a) { - zpl_unused(a); - } - - zpl_b32 zpl_affinity_set(zpl_affinity *a, zpl_isize core, zpl_isize thread) { - zpl_usize available_mask, check_mask = 1; - ZPL_ASSERT(thread < zpl_affinity_thread_count_for_core(a, core)); - - available_mask = a->core_masks[core]; - for (;;) { - if ((available_mask & check_mask) != 0) { - if (thread-- == 0) { - zpl_usize result = SetThreadAffinityMask(GetCurrentThread(), check_mask); - return result != 0; - } - } - check_mask <<= 1; // NOTE: Onto the next bit - } - } - - zpl_isize zpl_affinity_thread_count_for_core(zpl_affinity *a, zpl_isize core) { - ZPL_ASSERT(core >= 0 && core < a->core_count); - return zpl_count_set_bits(a->core_masks[core]); - } - - #elif defined(ZPL_SYSTEM_MACOS) - void zpl_affinity_init(zpl_affinity *a) { - zpl_usize count, count_size = zpl_size_of(count); - - a->is_accurate = false; - a->thread_count = 1; - a->core_count = 1; - a->threads_per_core = 1; - - if (sysctlbyname("hw.logicalcpu", &count, &count_size, NULL, 0) == 0) { - if (count > 0) { - a->thread_count = count; - // Get # of physical cores - if (sysctlbyname("hw.physicalcpu", &count, &count_size, NULL, 0) == 0) { - if (count > 0) { - a->core_count = count; - a->threads_per_core = a->thread_count / count; - if (a->threads_per_core < 1) - a->threads_per_core = 1; - else - a->is_accurate = true; - } - } - } - } - - } - - void zpl_affinity_destroy(zpl_affinity *a) { - zpl_unused(a); - } - - zpl_b32 zpl_affinity_set(zpl_affinity *a, zpl_isize core, zpl_isize thread_index) { - zpl_isize index; - thread_t thread; - thread_affinity_policy_data_t info; - kern_return_t result; - - ZPL_ASSERT(core < a->core_count); - ZPL_ASSERT(thread_index < a->threads_per_core); - - index = core * a->threads_per_core + thread_index; - thread = mach_thread_self(); - info.affinity_tag = cast(integer_t)index; - result = thread_policy_set(thread, THREAD_AFFINITY_POLICY, cast(thread_policy_t)&info, THREAD_AFFINITY_POLICY_COUNT); - return result == KERN_SUCCESS; - } - - zpl_isize zpl_affinity_thread_count_for_core(zpl_affinity *a, zpl_isize core) { - ZPL_ASSERT(core >= 0 && core < a->core_count); - return a->threads_per_core; - } - - #elif defined(ZPL_SYSTEM_LINUX) || defined(ZPL_SYSTEM_FREEBSD) || defined(ZPL_SYSTEM_OPENBSD) - - // IMPORTANT TODO: This zpl_affinity stuff for linux needs be improved a lot! - // NOTE(zangent): I have to read /proc/cpuinfo to get the number of threads per core. - - void zpl_affinity_init(zpl_affinity *a) { - zpl_b32 accurate = true; - zpl_isize threads = 0; - - a->thread_count = 1; - a->core_count = sysconf(_SC_NPROCESSORS_ONLN); - a->threads_per_core = 1; - - - if(a->core_count <= 0) { - a->core_count = 1; - accurate = false; - } - - // Parsing /proc/cpuinfo to get the number of threads per core. - // NOTE(zangent): This calls the CPU's threads "cores", although the wording - // is kind of weird. This should be right, though. - FILE *cpu_info = fopen("/proc/cpuinfo", "r"); - if (cpu_info != NULL) { - for (;;) { - // The 'temporary char'. Everything goes into this char, - // so that we can check against EOF at the end of this loop. - int c; - - #define AF__CHECK(letter) ((c = getc(cpu_info)) == letter) - if (AF__CHECK('c') && AF__CHECK('p') && AF__CHECK('u') && AF__CHECK(' ') && - AF__CHECK('c') && AF__CHECK('o') && AF__CHECK('r') && AF__CHECK('e') && AF__CHECK('s')) { - // We're on a CPU info line. - while (!AF__CHECK(EOF)) { - if (c == '\n') { - break; - } else if (c < '0' || '9' > c) { - continue; - } - threads = threads * 10 + (c - '0'); - } - break; - } else { - while (!AF__CHECK('\n')) { - if (c==EOF) { - break; - } - } - } - if (c == EOF) { - break; - } - #undef AF__CHECK - } - - fclose(cpu_info); - } - - if (threads == 0) { - threads = 1; - accurate = false; - } - - a->threads_per_core = threads; - a->thread_count = a->threads_per_core * a->core_count; - a->is_accurate = accurate; - - } - - void zpl_affinity_destroy(zpl_affinity *a) { - zpl_unused(a); - } - - zpl_b32 zpl_affinity_set(zpl_affinity * a, zpl_isize core, zpl_isize thread_index) { - zpl_unused(a); - zpl_unused(core); - zpl_unused(thread_index); - return true; - } - - zpl_isize zpl_affinity_thread_count_for_core(zpl_affinity *a, zpl_isize core) { - ZPL_ASSERT(0 <= core && core < a->core_count); - return a->threads_per_core; - } - - #elif defined(ZPL_SYSTEM_EMSCRIPTEN) - #error No affinity implementation for Emscripten - #else - #error TODO: Unknown system - #endif - - ZPL_END_C_DECLS - - #if defined(ZPL_MODULE_JOBS) - // file: source/jobs.c - - /////////////////////////////////////////////////////////////// - // - // Thread Pool - // #ifdef ZPL_EDITOR #include #endif ZPL_BEGIN_C_DECLS - zpl_isize zpl__jobs_entry(struct zpl_thread *thread) { - zpl_thread_worker *tw = (zpl_thread_worker *)thread->user_data; - zpl_thread_pool *pool = (zpl_thread_pool *)tw->pool; + void zpl_semaphore_release(zpl_semaphore *s) { zpl_semaphore_post(s, 1); } - for (;;) { - zpl_u32 status = zpl_atomic32_load(&tw->status); + #if defined(ZPL_SYSTEM_WINDOWS) - switch (status) { - case ZPL_JOBS_STATUS_READY: { - zpl_atomic32_store(&tw->status, ZPL_JOBS_STATUS_BUSY); + void zpl_semaphore_init (zpl_semaphore *s) { s->win32_handle = CreateSemaphoreA(NULL, 0, ZPL_I32_MAX, NULL); } + void zpl_semaphore_destroy(zpl_semaphore *s) { CloseHandle(s->win32_handle); } + void zpl_semaphore_post (zpl_semaphore *s, zpl_i32 count) { ReleaseSemaphore(s->win32_handle, count, NULL); } + void zpl_semaphore_wait (zpl_semaphore *s) { WaitForSingleObject(s->win32_handle, INFINITE); } - zpl_mutex_lock(&pool->access); - zpl_thread_job *job = pool->jobs + tw->jobid; - zpl_mutex_unlock(&pool->access); + #elif defined(ZPL_SYSTEM_OSX) - job->proc(job->data); + void zpl_semaphore_init (zpl_semaphore *s) { semaphore_create(mach_task_self(), &s->osx_handle, SYNC_POLICY_FIFO, 0); } + void zpl_semaphore_destroy(zpl_semaphore *s) { semaphore_destroy(mach_task_self(), s->osx_handle); } + void zpl_semaphore_post (zpl_semaphore *s, zpl_i32 count) { while (count --> 0) semaphore_signal(s->osx_handle); } + void zpl_semaphore_wait (zpl_semaphore *s) { semaphore_wait(s->osx_handle); } - zpl_atomic32_store(&tw->status, ZPL_JOBS_STATUS_WAITING); - } break; + #elif defined(ZPL_SYSTEM_UNIX) - case ZPL_JOBS_STATUS_WAITING: { - zpl_yield( ); - } break; + void zpl_semaphore_init (zpl_semaphore *s) { sem_init(&s->unix_handle, 0, 0); } + void zpl_semaphore_destroy(zpl_semaphore *s) { sem_destroy(&s->unix_handle); } + void zpl_semaphore_post (zpl_semaphore *s, zpl_i32 count) { while (count --> 0) sem_post(&s->unix_handle); } + void zpl_semaphore_wait (zpl_semaphore *s) { int i; do { i = sem_wait(&s->unix_handle); } while (i == -1 && errno == EINTR); } - case ZPL_JOBS_STATUS_TERM: { - return 0; - } break; - } - } + #else + #error Semaphores for this OS are not implemented + #endif - return 0; + ZPL_END_C_DECLS + // file: source/threading/mutex.c + + #ifdef ZPL_EDITOR + #include + #endif + + ZPL_BEGIN_C_DECLS + + void zpl_mutex_init(zpl_mutex *m) { + #if defined(ZPL_SYSTEM_WINDOWS) + InitializeCriticalSection(&m->win32_critical_section); + #else + pthread_mutex_init(&m->pthread_mutex, NULL); + #endif } - void zpl_jobs_init(zpl_thread_pool *pool, zpl_allocator a, zpl_u32 max_threads) { - zpl_thread_pool pool_ = { 0 }; - *pool = pool_; - zpl_mutex_init(&pool->access); - - pool->alloc = a; - pool->max_threads = max_threads; - - // NOTE: Spawn a new job slot when number of available slots is below 25% - // compared to the total number of slots. - pool->job_spawn_treshold = 0.25; - - zpl_buffer_init(pool->workers, a, max_threads); - zpl_array_init(pool->jobs, a); - zpl_array_init(pool->queue, a); - zpl_array_init(pool->available, a); - - for (zpl_usize i = 0; i < max_threads; ++i) { - zpl_thread_worker worker_ = { 0 }; - zpl_thread_worker *tw = pool->workers + i; - *tw = worker_; - - zpl_thread_init(&tw->thread); - zpl_atomic32_store(&tw->status, ZPL_JOBS_STATUS_WAITING); - tw->pool = pool; - tw->jobid = ZPL_INVALID_JOB; - zpl_thread_start(&tw->thread, zpl__jobs_entry, (void *)tw); - } + void zpl_mutex_destroy(zpl_mutex *m) { + #if defined(ZPL_SYSTEM_WINDOWS) + DeleteCriticalSection(&m->win32_critical_section); + #else + pthread_mutex_destroy(&m->pthread_mutex); + #endif } - void zpl_jobs_free(zpl_thread_pool *pool) { - for (zpl_usize i = 0; i < pool->max_threads; ++i) { - zpl_thread_worker *tw = pool->workers + i; - - zpl_atomic32_store(&tw->status, ZPL_JOBS_STATUS_TERM); - zpl_thread_destroy(&tw->thread); - } - - zpl_buffer_free(pool->workers); - zpl_array_free(pool->jobs); - zpl_array_free(pool->queue); - zpl_array_free(pool->available); + void zpl_mutex_lock(zpl_mutex *m) { + #if defined(ZPL_SYSTEM_WINDOWS) + EnterCriticalSection(&m->win32_critical_section); + #else + pthread_mutex_lock(&m->pthread_mutex); + #endif } - void zpl_jobs_enqueue_with_priority(zpl_thread_pool *pool, zpl_jobs_proc proc, void *data, zpl_f32 priority) { - ZPL_ASSERT_NOT_NULL(proc); - zpl_f32 treshold = 0.0f; - - if (zpl_array_count(pool->queue) > 0) { - treshold = (zpl_array_count(pool->available) / (zpl_f32)zpl_array_count(pool->jobs)); - } - - if (treshold <= pool->job_spawn_treshold) { - zpl_thread_job job = { 0 }; - job.proc = proc; - job.data = data; - job.priority = priority; - - zpl_array_append(pool->jobs, job); - zpl_u32 jobid = (zpl_u32)zpl_array_count(pool->jobs) - 1; - zpl_array_append(pool->queue, jobid); - } else { - zpl_u32 jobid = zpl_array_back(pool->available); - zpl_thread_job *jp = pool->jobs + jobid; - zpl_array_pop(pool->available); - - jp->proc = proc; - jp->data = data; - jp->priority = priority; - - zpl_array_append(pool->queue, jobid); - } + zpl_b32 zpl_mutex_try_lock(zpl_mutex *m) { + #if defined(ZPL_SYSTEM_WINDOWS) + return TryEnterCriticalSection(&m->win32_critical_section); + #else + return pthread_mutex_trylock(&m->pthread_mutex); + #endif } - void zpl_jobs_enqueue(zpl_thread_pool *pool, zpl_jobs_proc proc, void *data) { - ZPL_ASSERT_NOT_NULL(proc); - zpl_jobs_enqueue_with_priority(pool, proc, data, 1.0f); - } - - zpl_thread_local zpl_thread_pool *zpl__thread_pool; - - ZPL_COMPARE_PROC(zpl___jobs_cmp) { - zpl_thread_job *p = (zpl_thread_job *)(zpl__thread_pool->jobs + *(zpl_u32 *)a); - zpl_thread_job *q = (zpl_thread_job *)(zpl__thread_pool->jobs + *(zpl_u32 *)b); - return cast(zpl_i32)(p->priority < q->priority ? 1.0f : p->priority > q->priority); - } - - ZPL_COMPARE_PROC_PTR(zpl__jobs_cmp(zpl_thread_pool *pool)) { - zpl__thread_pool = pool; - return &zpl___jobs_cmp; - } - - zpl_b32 zpl_jobs_process(zpl_thread_pool *pool) { - // NOTE: Sort the queue based on the job priority - if (zpl_array_count(pool->queue)) { - zpl_sort_array(pool->queue, zpl_array_count(pool->queue), zpl__jobs_cmp(pool)); - } - - // NOTE: Process the jobs - for (zpl_usize i = 0; i < pool->max_threads; ++i) { - zpl_thread_worker *tw = pool->workers + i; - if (zpl_array_count(pool->queue) == 0) return false; - - zpl_u32 status = zpl_atomic32_load(&tw->status); - - if (status == ZPL_JOBS_STATUS_WAITING) { - if (tw->jobid != ZPL_INVALID_JOB) { zpl_array_append(pool->available, tw->jobid); } - - zpl_u32 jobid = *pool->queue; - zpl_array_remove_at(pool->queue, 0); - tw->jobid = jobid; - zpl_atomic32_store(&tw->status, ZPL_JOBS_STATUS_READY); - } - } - - return true; + void zpl_mutex_unlock(zpl_mutex *m) { + #if defined(ZPL_SYSTEM_WINDOWS) + LeaveCriticalSection(&m->win32_critical_section); + #else + pthread_mutex_unlock(&m->pthread_mutex); + #endif } ZPL_END_C_DECLS - #endif + // file: source/threading/thread.c - #if defined(ZPL_MODULE_COROUTINES) - // file: source/coroutines.c - - //////////////////////////////////////////////////////////////// - // - // Coroutines - // - // #ifdef ZPL_EDITOR #include #endif ZPL_BEGIN_C_DECLS - struct { - zpl_b32 is_ready; - zpl_thread_pool coroutines; - zpl_thread runner; - zpl_atomic32 request_term; - zpl_mutex is_processing; - } zpl__co_internals; + zpl_b32 zpl_thread_is_running(zpl_thread const *t) { return t->is_running != 0; } - zpl_thread_local zpl_u8 zpl__co_yield_barrier; + void zpl_thread_init(zpl_thread *t) { + zpl_zero_item(t); - zpl_isize zpl__co_runner(struct zpl_thread *t) { - do { - if (zpl_atomic32_load(&zpl__co_internals.request_term)) - break; + #if defined(ZPL_SYSTEM_WINDOWS) + t->win32_handle = INVALID_HANDLE_VALUE; + #else + t->posix_handle = 0; + #endif - zpl_b32 lock = zpl_mutex_try_lock(&zpl__co_internals.is_processing); + zpl_semaphore_init(&t->semaphore); + } - while (!lock) { - zpl_yield_thread(); - lock = zpl_mutex_try_lock(&zpl__co_internals.is_processing); + void zpl_thread_destroy(zpl_thread *t) { + if (t->is_running) zpl_thread_join(t); + zpl_semaphore_destroy(&t->semaphore); + } + void zpl__thread_run(zpl_thread *t) { + zpl_semaphore_release(&t->semaphore); + t->return_value = t->proc(t); + } + + #if defined(ZPL_SYSTEM_WINDOWS) + DWORD __stdcall zpl__thread_proc(void *arg) { + zpl_thread *t = cast(zpl_thread *)arg; + zpl__thread_run(t); + t->is_running = false; + return 0; + } + #else + void *zpl__thread_proc(void *arg) { + zpl_thread *t = cast(zpl_thread *)arg; + zpl__thread_run(t); + t->is_running = false; + return NULL; + } + #endif + + void zpl_thread_start(zpl_thread *t, zpl_thread_proc proc, void *user_data) { + zpl_thread_start_with_stack(t, proc, user_data, 0); + } + + void zpl_thread_start_with_stack(zpl_thread *t, zpl_thread_proc proc, void *user_data, zpl_isize stack_size) { + ZPL_ASSERT(!t->is_running); + ZPL_ASSERT(proc != NULL); + t->proc = proc; + t->user_data = user_data; + t->stack_size = stack_size; + + #if defined(ZPL_SYSTEM_WINDOWS) + t->win32_handle = CreateThread(NULL, stack_size, zpl__thread_proc, t, 0, NULL); + ZPL_ASSERT_MSG(t->win32_handle != NULL, "CreateThread: GetLastError"); + #else + { + pthread_attr_t attr; + pthread_attr_init(&attr); + pthread_attr_setdetachstate(&attr, PTHREAD_CREATE_JOINABLE); + if (stack_size != 0) + pthread_attr_setstacksize(&attr, stack_size); + pthread_create(&t->posix_handle, &attr, zpl__thread_proc, t); + pthread_attr_destroy(&attr); + } + #endif + + t->is_running = true; + zpl_semaphore_wait(&t->semaphore); + } + + void zpl_thread_join(zpl_thread *t) { + if (!t->is_running) return; + + #if defined(ZPL_SYSTEM_WINDOWS) + WaitForSingleObject(t->win32_handle, INFINITE); + CloseHandle(t->win32_handle); + t->win32_handle = INVALID_HANDLE_VALUE; + #else + pthread_join(t->posix_handle, NULL); + t->posix_handle = 0; + #endif + t->is_running = false; + } + + zpl_u32 zpl_thread_current_id(void) { + zpl_u32 thread_id; + #if defined(ZPL_SYSTEM_WINDOWS) + #if defined(ZPL_ARCH_32_BIT) && defined(ZPL_CPU_X86) + thread_id = (cast(zpl_u32 *)__readfsdword(24))[9]; + #elif defined(ZPL_ARCH_64_BIT) && defined(ZPL_CPU_X86) + thread_id = (cast(zpl_u32 *)__readgsqword(48))[18]; + #else + thread_id = GetCurrentThreadId(); + #endif + + #elif defined(ZPL_SYSTEM_OSX) && defined(ZPL_ARCH_64_BIT) + thread_id = pthread_mach_thread_np(pthread_self()); + #elif defined(ZPL_ARCH_32_BIT) && defined(ZPL_CPU_X86) + __asm__("mov %%gs:0x08,%0" : "=r"(thread_id)); + #elif defined(ZPL_ARCH_64_BIT) && defined(ZPL_CPU_X86) + __asm__("mov %%fs:0x10,%0" : "=r"(thread_id)); + #elif defined(__ARM_ARCH) + thread_id = pthread_self(); + #else + #error Unsupported architecture for zpl_thread_current_id() + #endif + + return thread_id; + } + + void zpl_thread_set_name(zpl_thread *t, char const *name) { + #if defined(ZPL_COMPILER_MSVC) + #pragma pack(push, 8) + typedef struct { + DWORD type; + char const *name; + DWORD id; + DWORD flags; + } zplprivThreadName; + #pragma pack(pop) + + zplprivThreadName tn; + tn.type = 0x1000; + tn.name = name; + tn.id = GetThreadId(cast(HANDLE)t->win32_handle); + tn.flags = 0; + + __try { + RaiseException(0x406d1388, 0, zpl_size_of(tn)/4, cast(ULONG_PTR *)&tn); + } __except(1 /*EXCEPTION_EXECUTE_HANDLER*/) { + } + + #elif defined(ZPL_SYSTEM_WINDOWS) && !defined(ZPL_COMPILER_MSVC) + zpl_unused(t); + zpl_unused(name); + // IMPORTANT TODO: Set thread name for GCC/Clang on windows + return; + #elif defined(ZPL_SYSTEM_OSX) + // TODO: Test if this works + pthread_setname_np(name); + #else + zpl_unused(t); + zpl_unused(name); + // TODO: Test if this works + // pthread_set_name_np(t->posix_handle, name); + #endif + } + + ZPL_END_C_DECLS + // file: source/threading/sync.c + + #ifdef ZPL_EDITOR + #include + #endif + + ZPL_BEGIN_C_DECLS + + void zpl_sync_init(zpl_sync *s) { + zpl_zero_item(s); + zpl_mutex_init(&s->mutex); + zpl_mutex_init(&s->start); + zpl_semaphore_init(&s->release); + } + + void zpl_sync_destroy(zpl_sync *s) { + if (s->waiting) { + ZPL_PANIC("Cannot destroy while threads are waiting!"); + } + + zpl_mutex_destroy(&s->mutex); + zpl_mutex_destroy(&s->start); + zpl_semaphore_destroy(&s->release); + } + + void zpl_sync_set_target(zpl_sync *s, zpl_i32 count) { + zpl_mutex_lock(&s->start); + + zpl_mutex_lock(&s->mutex); + ZPL_ASSERT(s->target == 0); + s->target = count; + s->current = 0; + s->waiting = 0; + zpl_mutex_unlock(&s->mutex); + } + + void zpl_sync_release(zpl_sync *s) { + if (s->waiting) { + zpl_semaphore_release(&s->release); + } else { + s->target = 0; + zpl_mutex_unlock(&s->start); + } + } + + zpl_i32 zpl_sync_reach(zpl_sync *s) { + zpl_i32 n; + zpl_mutex_lock(&s->mutex); + ZPL_ASSERT(s->current < s->target); + n = ++s->current; // NOTE: Record this value to avoid possible race if `return s->current` was done + if (s->current == s->target) + zpl_sync_release(s); + zpl_mutex_unlock(&s->mutex); + return n; + } + + void zpl_sync_reach_and_wait(zpl_sync *s) { + zpl_mutex_lock(&s->mutex); + ZPL_ASSERT(s->current < s->target); + s->current++; + if (s->current == s->target) { + zpl_sync_release(s); + zpl_mutex_unlock(&s->mutex); + } else { + s->waiting++; // NOTE: Waiting, so one more waiter + zpl_mutex_unlock(&s->mutex); // NOTE: Release the mutex to other threads + zpl_semaphore_wait(&s->release); // NOTE: Wait for merge completion + zpl_mutex_lock(&s->mutex); // NOTE: On merge completion, lock mutex + s->waiting--; // NOTE: Done waiting + zpl_sync_release(s); // NOTE: Restart the next waiter + zpl_mutex_unlock(&s->mutex); + } + } + + ZPL_END_C_DECLS + // file: source/threading/affinity.c + + #ifdef ZPL_EDITOR + #include + #endif + + #if defined(ZPL_SYSTEM_MACOS) + #include + #endif + + ZPL_BEGIN_C_DECLS + + #if defined(ZPL_SYSTEM_WINDOWS) || defined(ZPL_SYSTEM_CYGWIN) + + void zpl_affinity_init(zpl_affinity *a) { + SYSTEM_LOGICAL_PROCESSOR_INFORMATION *start_processor_info = NULL; + DWORD length = 0; + zpl_b32 result = GetLogicalProcessorInformation(NULL, &length); + + zpl_zero_item(a); + + if (!result && GetLastError() == 122l /*ERROR_INSUFFICIENT_BUFFER*/ && length > 0) { + start_processor_info = cast(SYSTEM_LOGICAL_PROCESSOR_INFORMATION *)zpl_alloc(zpl_heap_allocator(), length); + result = GetLogicalProcessorInformation(start_processor_info, &length); + if (result) { + SYSTEM_LOGICAL_PROCESSOR_INFORMATION *end_processor_info, *processor_info; + + a->is_accurate = true; + a->core_count = 0; + a->thread_count = 0; + end_processor_info = cast(SYSTEM_LOGICAL_PROCESSOR_INFORMATION *)zpl_pointer_add(start_processor_info, length); + + for (processor_info = start_processor_info; + processor_info < end_processor_info; + processor_info++) { + if (processor_info->Relationship == RelationProcessorCore) { + zpl_isize thread = zpl_count_set_bits(processor_info->ProcessorMask); + if (thread == 0) { + a->is_accurate = false; + } else if (a->thread_count + thread > ZPL_WIN32_MAX_THREADS) { + a->is_accurate = false; + } else { + ZPL_ASSERT(a->core_count <= a->thread_count && + a->thread_count < ZPL_WIN32_MAX_THREADS); + a->core_masks[a->core_count++] = processor_info->ProcessorMask; + a->thread_count += thread; + } + } + } + } + + zpl_free(zpl_heap_allocator(), start_processor_info); + } + + ZPL_ASSERT(a->core_count <= a->thread_count); + if (a->thread_count == 0) { + a->is_accurate = false; + a->core_count = 1; + a->thread_count = 1; + a->core_masks[0] = 1; + } + + } + + void zpl_affinity_destroy(zpl_affinity *a) { + zpl_unused(a); + } + + zpl_b32 zpl_affinity_set(zpl_affinity *a, zpl_isize core, zpl_isize thread) { + zpl_usize available_mask, check_mask = 1; + ZPL_ASSERT(thread < zpl_affinity_thread_count_for_core(a, core)); + + available_mask = a->core_masks[core]; + for (;;) { + if ((available_mask & check_mask) != 0) { + if (thread-- == 0) { + zpl_usize result = SetThreadAffinityMask(GetCurrentThread(), check_mask); + return result != 0; + } + } + check_mask <<= 1; // NOTE: Onto the next bit + } + } + + zpl_isize zpl_affinity_thread_count_for_core(zpl_affinity *a, zpl_isize core) { + ZPL_ASSERT(core >= 0 && core < a->core_count); + return zpl_count_set_bits(a->core_masks[core]); + } + + #elif defined(ZPL_SYSTEM_MACOS) + void zpl_affinity_init(zpl_affinity *a) { + zpl_usize count, count_size = zpl_size_of(count); + + a->is_accurate = false; + a->thread_count = 1; + a->core_count = 1; + a->threads_per_core = 1; + + if (sysctlbyname("hw.logicalcpu", &count, &count_size, NULL, 0) == 0) { + if (count > 0) { + a->thread_count = count; + // Get # of physical cores + if (sysctlbyname("hw.physicalcpu", &count, &count_size, NULL, 0) == 0) { + if (count > 0) { + a->core_count = count; + a->threads_per_core = a->thread_count / count; + if (a->threads_per_core < 1) + a->threads_per_core = 1; + else + a->is_accurate = true; + } + } + } + } + + } + + void zpl_affinity_destroy(zpl_affinity *a) { + zpl_unused(a); + } + + zpl_b32 zpl_affinity_set(zpl_affinity *a, zpl_isize core, zpl_isize thread_index) { + zpl_isize index; + thread_t thread; + thread_affinity_policy_data_t info; + kern_return_t result; + + ZPL_ASSERT(core < a->core_count); + ZPL_ASSERT(thread_index < a->threads_per_core); + + index = core * a->threads_per_core + thread_index; + thread = mach_thread_self(); + info.affinity_tag = cast(integer_t)index; + result = thread_policy_set(thread, THREAD_AFFINITY_POLICY, cast(thread_policy_t)&info, THREAD_AFFINITY_POLICY_COUNT); + return result == KERN_SUCCESS; + } + + zpl_isize zpl_affinity_thread_count_for_core(zpl_affinity *a, zpl_isize core) { + ZPL_ASSERT(core >= 0 && core < a->core_count); + return a->threads_per_core; + } + + #elif defined(ZPL_SYSTEM_LINUX) || defined(ZPL_SYSTEM_FREEBSD) || defined(ZPL_SYSTEM_OPENBSD) + + // IMPORTANT TODO: This zpl_affinity stuff for linux needs be improved a lot! + // NOTE(zangent): I have to read /proc/cpuinfo to get the number of threads per core. + + void zpl_affinity_init(zpl_affinity *a) { + zpl_b32 accurate = true; + zpl_isize threads = 0; + + a->thread_count = 1; + a->core_count = sysconf(_SC_NPROCESSORS_ONLN); + a->threads_per_core = 1; + + + if(a->core_count <= 0) { + a->core_count = 1; + accurate = false; + } + + // Parsing /proc/cpuinfo to get the number of threads per core. + // NOTE(zangent): This calls the CPU's threads "cores", although the wording + // is kind of weird. This should be right, though. + FILE *cpu_info = fopen("/proc/cpuinfo", "r"); + if (cpu_info != NULL) { + for (;;) { + // The 'temporary char'. Everything goes into this char, + // so that we can check against EOF at the end of this loop. + int c; + + #define AF__CHECK(letter) ((c = getc(cpu_info)) == letter) + if (AF__CHECK('c') && AF__CHECK('p') && AF__CHECK('u') && AF__CHECK(' ') && + AF__CHECK('c') && AF__CHECK('o') && AF__CHECK('r') && AF__CHECK('e') && AF__CHECK('s')) { + // We're on a CPU info line. + while (!AF__CHECK(EOF)) { + if (c == '\n') { + break; + } else if (c < '0' || '9' > c) { + continue; + } + threads = threads * 10 + (c - '0'); + } + break; + } else { + while (!AF__CHECK('\n')) { + if (c==EOF) { + break; + } + } + } + if (c == EOF) { + break; + } + #undef AF__CHECK + } + + fclose(cpu_info); + } + + if (threads == 0) { + threads = 1; + accurate = false; + } + + a->threads_per_core = threads; + a->thread_count = a->threads_per_core * a->core_count; + a->is_accurate = accurate; + + } + + void zpl_affinity_destroy(zpl_affinity *a) { + zpl_unused(a); + } + + zpl_b32 zpl_affinity_set(zpl_affinity * a, zpl_isize core, zpl_isize thread_index) { + zpl_unused(a); + zpl_unused(core); + zpl_unused(thread_index); + return true; + } + + zpl_isize zpl_affinity_thread_count_for_core(zpl_affinity *a, zpl_isize core) { + ZPL_ASSERT(0 <= core && core < a->core_count); + return a->threads_per_core; + } + + #elif defined(ZPL_SYSTEM_EMSCRIPTEN) + #error No affinity implementation for Emscripten + #else + #error TODO: Unknown system + #endif + + ZPL_END_C_DECLS + + #if defined(ZPL_MODULE_JOBS) + // file: source/jobs.c + + /////////////////////////////////////////////////////////////// + // + // Thread Pool + // + #ifdef ZPL_EDITOR + #include + #endif + + ZPL_BEGIN_C_DECLS + + zpl_isize zpl__jobs_entry(struct zpl_thread *thread) { + zpl_thread_worker *tw = (zpl_thread_worker *)thread->user_data; + zpl_thread_pool *pool = (zpl_thread_pool *)tw->pool; + + for (;;) { + zpl_u32 status = zpl_atomic32_load(&tw->status); + + switch (status) { + case ZPL_JOBS_STATUS_READY: { + zpl_atomic32_store(&tw->status, ZPL_JOBS_STATUS_BUSY); + + zpl_mutex_lock(&pool->access); + zpl_thread_job *job = pool->jobs + tw->jobid; + zpl_mutex_unlock(&pool->access); + + job->proc(job->data); + + zpl_atomic32_store(&tw->status, ZPL_JOBS_STATUS_WAITING); + } break; + + case ZPL_JOBS_STATUS_WAITING: { + zpl_yield( ); + } break; + + case ZPL_JOBS_STATUS_TERM: { + return 0; + } break; + } + } + + return 0; + } + + void zpl_jobs_init(zpl_thread_pool *pool, zpl_allocator a, zpl_u32 max_threads) { + zpl_thread_pool pool_ = { 0 }; + *pool = pool_; + zpl_mutex_init(&pool->access); + + pool->alloc = a; + pool->max_threads = max_threads; + + // NOTE: Spawn a new job slot when number of available slots is below 25% + // compared to the total number of slots. + pool->job_spawn_treshold = 0.25; + + zpl_buffer_init(pool->workers, a, max_threads); + zpl_array_init(pool->jobs, a); + zpl_array_init(pool->queue, a); + zpl_array_init(pool->available, a); + + for (zpl_usize i = 0; i < max_threads; ++i) { + zpl_thread_worker worker_ = { 0 }; + zpl_thread_worker *tw = pool->workers + i; + *tw = worker_; + + zpl_thread_init(&tw->thread); + zpl_atomic32_store(&tw->status, ZPL_JOBS_STATUS_WAITING); + tw->pool = pool; + tw->jobid = ZPL_INVALID_JOB; + zpl_thread_start(&tw->thread, zpl__jobs_entry, (void *)tw); + } + } + + void zpl_jobs_free(zpl_thread_pool *pool) { + for (zpl_usize i = 0; i < pool->max_threads; ++i) { + zpl_thread_worker *tw = pool->workers + i; + + zpl_atomic32_store(&tw->status, ZPL_JOBS_STATUS_TERM); + zpl_thread_destroy(&tw->thread); + } + + zpl_buffer_free(pool->workers); + zpl_array_free(pool->jobs); + zpl_array_free(pool->queue); + zpl_array_free(pool->available); + } + + void zpl_jobs_enqueue_with_priority(zpl_thread_pool *pool, zpl_jobs_proc proc, void *data, zpl_f32 priority) { + ZPL_ASSERT_NOT_NULL(proc); + zpl_f32 treshold = 0.0f; + + if (zpl_array_count(pool->queue) > 0) { + treshold = (zpl_array_count(pool->available) / (zpl_f32)zpl_array_count(pool->jobs)); + } + + if (treshold <= pool->job_spawn_treshold) { + zpl_thread_job job = { 0 }; + job.proc = proc; + job.data = data; + job.priority = priority; + + zpl_array_append(pool->jobs, job); + zpl_u32 jobid = (zpl_u32)zpl_array_count(pool->jobs) - 1; + zpl_array_append(pool->queue, jobid); + } else { + zpl_u32 jobid = zpl_array_back(pool->available); + zpl_thread_job *jp = pool->jobs + jobid; + zpl_array_pop(pool->available); + + jp->proc = proc; + jp->data = data; + jp->priority = priority; + + zpl_array_append(pool->queue, jobid); + } + } + + void zpl_jobs_enqueue(zpl_thread_pool *pool, zpl_jobs_proc proc, void *data) { + ZPL_ASSERT_NOT_NULL(proc); + zpl_jobs_enqueue_with_priority(pool, proc, data, 1.0f); + } + + zpl_thread_local zpl_thread_pool *zpl__thread_pool; + + ZPL_COMPARE_PROC(zpl___jobs_cmp) { + zpl_thread_job *p = (zpl_thread_job *)(zpl__thread_pool->jobs + *(zpl_u32 *)a); + zpl_thread_job *q = (zpl_thread_job *)(zpl__thread_pool->jobs + *(zpl_u32 *)b); + return cast(zpl_i32)(p->priority < q->priority ? 1.0f : p->priority > q->priority); + } + + ZPL_COMPARE_PROC_PTR(zpl__jobs_cmp(zpl_thread_pool *pool)) { + zpl__thread_pool = pool; + return &zpl___jobs_cmp; + } + + zpl_b32 zpl_jobs_process(zpl_thread_pool *pool) { + // NOTE: Sort the queue based on the job priority + if (zpl_array_count(pool->queue)) { + zpl_sort_array(pool->queue, zpl_array_count(pool->queue), zpl__jobs_cmp(pool)); + } + + // NOTE: Process the jobs + for (zpl_usize i = 0; i < pool->max_threads; ++i) { + zpl_thread_worker *tw = pool->workers + i; + if (zpl_array_count(pool->queue) == 0) return false; + + zpl_u32 status = zpl_atomic32_load(&tw->status); + + if (status == ZPL_JOBS_STATUS_WAITING) { + if (tw->jobid != ZPL_INVALID_JOB) { zpl_array_append(pool->available, tw->jobid); } + + zpl_u32 jobid = *pool->queue; + zpl_array_remove_at(pool->queue, 0); + tw->jobid = jobid; + zpl_atomic32_store(&tw->status, ZPL_JOBS_STATUS_READY); + } + } + + return true; + } + + ZPL_END_C_DECLS + #endif + + #if defined(ZPL_MODULE_COROUTINES) + // file: source/coroutines.c + + //////////////////////////////////////////////////////////////// + // + // Coroutines + // + // + #ifdef ZPL_EDITOR + #include + #endif + + ZPL_BEGIN_C_DECLS + + struct { + zpl_b32 is_ready; + zpl_thread_pool coroutines; + zpl_thread runner; + zpl_atomic32 request_term; + zpl_mutex is_processing; + } zpl__co_internals; + + zpl_thread_local zpl_u8 zpl__co_yield_barrier; + + zpl_isize zpl__co_runner(struct zpl_thread *t) { + do { if (zpl_atomic32_load(&zpl__co_internals.request_term)) break; + zpl_b32 lock = zpl_mutex_try_lock(&zpl__co_internals.is_processing); + + while (!lock) { + zpl_yield_thread(); + lock = zpl_mutex_try_lock(&zpl__co_internals.is_processing); + + if (zpl_atomic32_load(&zpl__co_internals.request_term)) + break; + + zpl_mfence(); + } + + zpl_jobs_process(&zpl__co_internals.coroutines); + zpl_mutex_unlock(&zpl__co_internals.is_processing); + } while (1); + + return 0; + } + + void zpl__co_job(void *data) { + zpl_co *co = cast(zpl_co *)data; + + zpl_atomic32_store(&co->status, ZPL_CO_RUNNING); + co->f(co); + zpl_atomic32_store(&co->status, ZPL_CO_DEAD); + } + + void zpl_co_init(zpl_allocator a, zpl_u32 max_threads) { + if (!zpl__co_internals.is_ready) { + zpl_zero_item(&zpl__co_internals); + zpl_mutex_init(&zpl__co_internals.is_processing); + zpl_jobs_init(&zpl__co_internals.coroutines, a, max_threads); + zpl_thread_init(&zpl__co_internals.runner); + zpl_thread_start(&zpl__co_internals.runner, zpl__co_runner, NULL); + zpl_atomic32_store(&zpl__co_internals.request_term, 0); + zpl__co_internals.is_ready = 1; + + // Set up a barrier so that we won't let user call zpl_co_yield in a main thread. + zpl__co_yield_barrier = 1; + } + } + + void zpl_co_destroy(void) { + zpl_atomic32_exchange(&zpl__co_internals.request_term, 1); + zpl_thread_destroy(&zpl__co_internals.runner); + zpl_mutex_destroy(&zpl__co_internals.is_processing); + zpl_jobs_free(&zpl__co_internals.coroutines); + zpl__co_internals.is_ready = 0; + zpl_mfence(); + } + + void zpl_co_make(zpl_co *co, zpl_co_proc f) { + ZPL_ASSERT_MSG(zpl__co_internals.is_ready, "Coroutines module is not initialized. Call zpl_co_init first!"); + ZPL_ASSERT_NOT_NULL(co); + + zpl_zero_item(co); + co->f = f; + zpl_atomic32_store(&co->status, ZPL_CO_READY); + zpl_atomic32_store(&co->resume, 0); + } + + void zpl_co_resume(zpl_co *co, void *data) { + ZPL_ASSERT_NOT_NULL(co); + + if (data != NULL) { + zpl_atomic32_store(&co->push_arg, 1); + co->data_stack[co->data_write_idx++] = data; + zpl_atomic32_spin_unlock(&co->push_arg); zpl_mfence(); } - zpl_jobs_process(&zpl__co_internals.coroutines); - zpl_mutex_unlock(&zpl__co_internals.is_processing); - } while (1); + zpl_i32 status = zpl_atomic32_load(&co->status); - return 0; - } + // Initialize a job + if (status == ZPL_CO_READY) { - void zpl__co_job(void *data) { - zpl_co *co = cast(zpl_co *)data; + if (data) + co->data = co->data_stack[co->data_read_idx++]; - zpl_atomic32_store(&co->status, ZPL_CO_RUNNING); - co->f(co); - zpl_atomic32_store(&co->status, ZPL_CO_DEAD); - } + zpl_atomic32_store(&co->status, ZPL_CO_ENQUEUED); + zpl_mfence(); - void zpl_co_init(zpl_allocator a, zpl_u32 max_threads) { - if (!zpl__co_internals.is_ready) { - zpl_zero_item(&zpl__co_internals); - zpl_mutex_init(&zpl__co_internals.is_processing); - zpl_jobs_init(&zpl__co_internals.coroutines, a, max_threads); - zpl_thread_init(&zpl__co_internals.runner); - zpl_thread_start(&zpl__co_internals.runner, zpl__co_runner, NULL); - zpl_atomic32_store(&zpl__co_internals.request_term, 0); - zpl__co_internals.is_ready = 1; - - // Set up a barrier so that we won't let user call zpl_co_yield in a main thread. - zpl__co_yield_barrier = 1; - } - } - - void zpl_co_destroy(void) { - zpl_atomic32_exchange(&zpl__co_internals.request_term, 1); - zpl_thread_destroy(&zpl__co_internals.runner); - zpl_mutex_destroy(&zpl__co_internals.is_processing); - zpl_jobs_free(&zpl__co_internals.coroutines); - zpl__co_internals.is_ready = 0; - zpl_mfence(); - } - - void zpl_co_make(zpl_co *co, zpl_co_proc f) { - ZPL_ASSERT_MSG(zpl__co_internals.is_ready, "Coroutines module is not initialized. Call zpl_co_init first!"); - ZPL_ASSERT_NOT_NULL(co); - - zpl_zero_item(co); - co->f = f; - zpl_atomic32_store(&co->status, ZPL_CO_READY); - zpl_atomic32_store(&co->resume, 0); - } - - void zpl_co_resume(zpl_co *co, void *data) { - ZPL_ASSERT_NOT_NULL(co); - - if (data != NULL) { - zpl_atomic32_store(&co->push_arg, 1); - co->data_stack[co->data_write_idx++] = data; - zpl_atomic32_spin_unlock(&co->push_arg); - zpl_mfence(); + zpl_mutex_lock(&zpl__co_internals.is_processing); + zpl_jobs_enqueue(&zpl__co_internals.coroutines, zpl__co_job, cast(void *)co); + zpl_mutex_unlock(&zpl__co_internals.is_processing); + } + else { + zpl_atomic32_fetch_add(&co->resume, 1); + zpl_mfence(); + } } - zpl_i32 status = zpl_atomic32_load(&co->status); + void zpl_co_yield(zpl_co *co) { + zpl_i32 value; + ZPL_ASSERT_NOT_NULL(co); + ZPL_ASSERT_MSG((!zpl__co_yield_barrier), "zpl_co_yield can only be called inside of coroutines!"); - // Initialize a job - if (status == ZPL_CO_READY) { + zpl_atomic32_store(&co->status, ZPL_CO_WAITING); - if (data) - co->data = co->data_stack[co->data_read_idx++]; - - zpl_atomic32_store(&co->status, ZPL_CO_ENQUEUED); - zpl_mfence(); - - zpl_mutex_lock(&zpl__co_internals.is_processing); - zpl_jobs_enqueue(&zpl__co_internals.coroutines, zpl__co_job, cast(void *)co); - zpl_mutex_unlock(&zpl__co_internals.is_processing); - } - else { - zpl_atomic32_fetch_add(&co->resume, 1); - zpl_mfence(); - } - } - - void zpl_co_yield(zpl_co *co) { - zpl_i32 value; - ZPL_ASSERT_NOT_NULL(co); - ZPL_ASSERT_MSG((!zpl__co_yield_barrier), "zpl_co_yield can only be called inside of coroutines!"); - - zpl_atomic32_store(&co->status, ZPL_CO_WAITING); - - value = zpl_atomic32_load(&co->resume); - - while (value == 0) { - zpl_yield_thread(); value = zpl_atomic32_load(&co->resume); - zpl_mfence(); + + while (value == 0) { + zpl_yield_thread(); + value = zpl_atomic32_load(&co->resume); + zpl_mfence(); + } + + zpl_atomic32_spin_lock(&co->push_arg, -1); + co->data = co->data_stack[co->data_read_idx++]; + + // null pointer is present, no arg is found, so return back by 1 index + if (co->data == NULL) { + co->data_read_idx--; + } + + zpl_atomic32_spin_unlock(&co->push_arg); + + zpl_atomic32_store(&co->status, ZPL_CO_RUNNING); + zpl_atomic32_fetch_add(&co->resume, -1); } - zpl_atomic32_spin_lock(&co->push_arg, -1); - co->data = co->data_stack[co->data_read_idx++]; + ZPL_END_C_DECLS + #endif + #endif - // null pointer is present, no arg is found, so return back by 1 index - if (co->data == NULL) { - co->data_read_idx--; + + #if defined(ZPL_COMPILER_MSVC) + #pragma warning(pop) + #endif + + #if defined(__GCC__) || defined(__GNUC__) || defined(__clang__) + #pragma GCC diagnostic pop + #endif + + #endif // ZPL_IMPLEMENTATION + + #if defined(ZPL_EXPOSE_TYPES) + typedef zpl_u8 u8; + typedef zpl_i8 i8; + typedef zpl_u16 u16; + typedef zpl_i16 i16; + typedef zpl_u32 u32; + typedef zpl_i32 i32; + typedef zpl_u64 u64; + typedef zpl_i64 i64; + typedef zpl_b8 b8; + typedef zpl_b16 b16; + typedef zpl_b32 b32; + typedef zpl_f32 f32; + typedef zpl_f64 f64; + typedef zpl_rune rune; + typedef zpl_usize usize; + typedef zpl_isize isize; + typedef zpl_uintptr uintptr; + typedef zpl_intptr intptr; + #endif // ZPL_EXPOSE_TYPES + + #endif // ZPL_H + + // TOC: + // zpl.h + // zpl_hedley.h + // header/core/system.h + // header/core/types.h + // header/core/helpers.h + // header/core/debug.h + // header/core/memory.h + // header/core/memory_virtual.h + // header/core/memory_custom.h + // header/core/collections/array.h + // header/core/collections/buffer.h + // header/core/collections/list.h + // header/core/collections/ring.h + // header/core/collections/hashtable.h + // header/core/string.h + // header/core/stringlib.h + // header/core/file.h + // header/core/file_stream.h + // header/core/file_misc.h + // header/core/print.h + // header/core/time.h + // header/core/random.h + // header/core/misc.h + // header/core/sort.h + // header/timer.h + // header/hashing.h + // header/regex.h + // header/event.h + // header/dll.h + // header/opts.h + // header/process.h + // header/math.h + // header/json.h + // header/threading/atomic.h + // header/threading/fence.h + // header/threading/sem.h + // header/threading/mutex.h + // header/threading/thread.h + // header/threading/sync.h + // header/threading/affinity.h + // header/jobs.h + // header/coroutines.h + // source/core/debug.c + // source/core/memory.c + // source/core/memory_virtual.c + // source/core/memory_custom.c + // source/core/array.c + // source/core/string.c + // source/core/stringlib.c + // source/core/file.c + // source/core/file_stream.c + // source/core/file_misc.c + // source/core/print.c + // source/core/time.c + // source/core/random.c + // source/core/misc.c + // source/core/sort.c + // source/timer.c + // source/hashing.c + // source/regex.c + // source/event.c + // source/dll.c + // source/opts.c + // source/process.c + // source/math.c + // source/json.c + // source/threading/atomic.c + // source/threading/fence.c + // source/threading/sem.c + // source/threading/mutex.c + // source/threading/thread.c + // source/threading/sync.c + // source/threading/affinity.c + // source/jobs.c + // source/coroutines.c +#endif + +// file: source/types.c + +#ifdef LIBRG_EDITOR +#include +#include +#endif + +LIBRG_BEGIN_C_DECLS + +// =======================================================================// +// ! +// ! Macro based helpers, and functions available for redefintion +// ! +// =======================================================================// + +/* allows to define a custom allocator */ +#ifndef LIBRG_MEM_ALLOC +#define LIBRG_MEM_ALLOC(size) zpl_malloc(size) +#endif + +/* allows to define a custom de-allocator */ +#ifndef LIBRG_MEM_FREE +#define LIBRG_MEM_FREE(ptr) zpl_mfree(ptr) +#endif + +/* allows to define a custom assert handler */ +#ifndef LIBRG_ASSERT +#if defined(_DEBUG) || defined(LIBRG_DEBUG) +#define LIBRG_ASSERT(x) ZPL_ASSERT(x) +#else +#define LIBRG_ASSERT(x) +#endif +#endif + +#ifndef LIBRG_MIN +#define LIBRG_MIN(a, b) ((a) < (b) ? (a) : (b)) +#endif + +#ifndef LIBRG_MAX +#define LIBRG_MAX(a, b) ((a) > (b) ? (a) : (b)) +#endif + +// =======================================================================// +// ! +// ! Compile-time static configuration settings +// ! +// =======================================================================// + + +/* defines how many max chunks an entity */ +/* can be located in simultaneously */ +#ifndef LIBRG_ENTITY_MAXCHUNKS +#define LIBRG_ENTITY_MAXCHUNKS 8 +#endif + +/* defines how many max entity ids could be used */ +/* inside of the librg_world_write call */ +#ifndef LIBRG_WORLDWRITE_MAXQUERY +#define LIBRG_WORLDWRITE_MAXQUERY 16384 +#endif + +/* validate that value is less than maximum allowed */ +#if LIBRG_WORLDWRITE_MAXQUERY > ZPL_U16_MAX +#error "LIBRG_WORLDWRITE_MAXQUERY must have value less than 65535" +#endif + +// =======================================================================// +// ! +// ! Internal data structures +// ! +// =======================================================================// + +ZPL_TABLE(static inline, librg_table_i8, librg_table_i8_, int8_t); +ZPL_TABLE(static inline, librg_table_i64, librg_table_i64_, int64_t); +ZPL_TABLE(static inline, librg_table_tbl, librg_table_tbl_, librg_table_i64); + +enum { + LIBRG_WRITE_OWNER = (LIBRG_ERROR_REMOVE+1), + LIBRG_READ_OWNER, + LIBRG_ERROR_OWNER, + LIBRG_PACKAGING_TOTAL, +}; + +typedef struct librg_entity_t { + uint8_t type : 2; + uint8_t visibility_global : 2; + uint8_t flag_owner_updated : 1; + uint8_t flag_foreign : 1; + uint8_t flag_visbility_owner_enabled : 1; + uint8_t flag_unused2 : 1; + + int8_t observed_radius; + uint16_t ownership_token; + + int32_t dimension; + int64_t owner_id; + + librg_chunk chunks[LIBRG_ENTITY_MAXCHUNKS]; + librg_table_i8 owner_visibility_map; + + void *userdata; +} librg_entity_t; + +ZPL_TABLE(static inline, librg_table_ent, librg_table_ent_, librg_entity_t); + +typedef struct librg_event_t { + uint8_t type; /* type of the event that was called, might be useful in bindings */ + int64_t owner_id; /* id of the owner who this event is called for */ + int64_t entity_id; /* id of an entity which this event is called about */ + char * buffer; /* ptr to the buffer data */ + size_t size; /* depending on the event type, can show maximum amount of data you are able to write, or amount of data you can read */ + void * userdata; /* userpointer that is passed from librg_world_write/librg_world_read fns */ +} librg_event_t; + +typedef struct librg_world_t { + uint8_t valid; + zpl_allocator allocator; + zpl_random random; + + struct { uint16_t x, y, z; } worldsize; + struct { uint16_t x, y, z; } chunksize; + struct { int16_t x, y, z; } chunkoffset; + + librg_event_fn handlers[LIBRG_PACKAGING_TOTAL]; + librg_table_ent entity_map; + librg_table_tbl owner_map; + + void *userdata; +} librg_world_t; + +LIBRG_END_C_DECLS +// file: source/context.c + +#ifdef LIBRG_EDITOR +#include +#include +#endif + +LIBRG_BEGIN_C_DECLS + +// =======================================================================// +// ! +// ! Custom internal zpl alloc proc hanlders +// ! +// =======================================================================// + +LIBRG_PRIVATE zpl_allocator librg_alloc_wrap(); + +ZPL_ALLOCATOR_PROC(librg_allocator_proc) { + void *ptr = NULL; + + zpl_unused(allocator_data); + zpl_unused(old_size); + zpl_unused(flags); + + switch (type) { + case ZPL_ALLOCATION_ALLOC: { ptr = LIBRG_MEM_ALLOC(size); } break; + case ZPL_ALLOCATION_FREE: { LIBRG_MEM_FREE(old_memory); } break; + case ZPL_ALLOCATION_RESIZE: { ptr = zpl_default_resize_align(librg_alloc_wrap(), old_memory, old_size, size, alignment); } break; + case ZPL_ALLOCATION_FREE_ALL: break; + } + + return ptr; +} + +LIBRG_PRIVATE zpl_allocator librg_alloc_wrap() { + zpl_allocator a = {0}; + a.proc = librg_allocator_proc; + a.data = NULL; + return a; +} + +// =======================================================================// +// ! +// ! Context methods +// ! +// =======================================================================// + +uint32_t librg_version() { + return LIBRG_VERSION; +} + +librg_world *librg_world_create() { + librg_world_t *wld = LIBRG_MEM_ALLOC(sizeof(librg_world_t)); + zpl_memset(wld, 0, sizeof(librg_world_t)); + + /* setup initials */ + wld->valid = LIBRG_TRUE; + wld->allocator = librg_alloc_wrap(); + + /* setup defaults */ + librg_config_chunksize_set((librg_world *)wld, 16, 16, 16); + librg_config_chunkamount_set((librg_world *)wld, 256, 256, 256); + librg_config_chunkoffset_set((librg_world *)wld, LIBRG_OFFSET_MID, LIBRG_OFFSET_MID, LIBRG_OFFSET_MID); + + /* initialize internal structs */ + librg_table_ent_init(&wld->entity_map, wld->allocator); + librg_table_tbl_init(&wld->owner_map, wld->allocator); + zpl_random_init(&wld->random); + + return (librg_world *)wld; +} + +int8_t librg_world_destroy(librg_world *world) { + LIBRG_ASSERT(world); if (!world) return LIBRG_WORLD_INVALID; + librg_world_t *wld = (librg_world_t *)world; + + {/* free up entities */ + for (int i = 0; i < zpl_array_count(wld->entity_map.entries); ++i) { + librg_entity_t *entity = &wld->entity_map.entries[i].value; + + if (entity->flag_visbility_owner_enabled) { + entity->flag_visbility_owner_enabled = LIBRG_FALSE; + librg_table_i8_destroy(&entity->owner_visibility_map); } - - zpl_atomic32_spin_unlock(&co->push_arg); - - zpl_atomic32_store(&co->status, ZPL_CO_RUNNING); - zpl_atomic32_fetch_add(&co->resume, -1); } - ZPL_END_C_DECLS - #endif + librg_table_ent_destroy(&wld->entity_map); + } + + {/* free up owners */ + for (int i = 0; i < zpl_array_count(wld->owner_map.entries); ++i) + librg_table_i64_destroy(&wld->owner_map.entries[i].value); + + librg_table_tbl_destroy(&wld->owner_map); + } + + /* mark it invalid */ + wld->valid = LIBRG_FALSE; + + LIBRG_MEM_FREE(world); + return LIBRG_OK; +} + +int8_t librg_world_valid(librg_world *world) { + if (!world) return LIBRG_FALSE; + librg_world_t *wld = (librg_world_t *)world; + return wld->valid; +} + +int8_t librg_world_userdata_set(librg_world *world, void *data) { + LIBRG_ASSERT(world); if (!world) return LIBRG_WORLD_INVALID; + librg_world_t *wld = (librg_world_t *)world; + wld->userdata = data; + return LIBRG_OK; +} + +void *librg_world_userdata_get(librg_world *world) { + LIBRG_ASSERT(world); if (!world) return NULL; + librg_world_t *wld = (librg_world_t *)world; + return wld->userdata; +} + +// =======================================================================// +// ! +// ! Runtime configuration +// ! +// =======================================================================// + +int8_t librg_config_chunkamount_set(librg_world *world, uint16_t x, uint16_t y, uint16_t z) { + LIBRG_ASSERT(world); if (!world) return LIBRG_WORLD_INVALID; + librg_world_t *wld = (librg_world_t *)world; + wld->worldsize.x = x == 0 ? 1 : x; + wld->worldsize.y = y == 0 ? 1 : y; + wld->worldsize.z = z == 0 ? 1 : z; + return LIBRG_OK; +} + +int8_t librg_config_chunkamount_get(librg_world *world, uint16_t *x, uint16_t *y, uint16_t *z) { + LIBRG_ASSERT(world); if (!world) return LIBRG_WORLD_INVALID; + librg_world_t *wld = (librg_world_t *)world; + *x = wld->worldsize.x; + *y = wld->worldsize.y; + *z = wld->worldsize.z; + return LIBRG_OK; +} + +int8_t librg_config_chunksize_set(librg_world *world, uint16_t x, uint16_t y, uint16_t z) { + LIBRG_ASSERT(world); if (!world) return LIBRG_WORLD_INVALID; + librg_world_t *wld = (librg_world_t *)world; + wld->chunksize.x = x; + wld->chunksize.y = y; + wld->chunksize.z = z; + return LIBRG_OK; +} + +int8_t librg_config_chunksize_get(librg_world *world, uint16_t *x, uint16_t *y, uint16_t *z) { + LIBRG_ASSERT(world); if (!world) return LIBRG_WORLD_INVALID; + librg_world_t *wld = (librg_world_t *)world; + *x = wld->chunksize.x; + *y = wld->chunksize.y; + *z = wld->chunksize.z; + return LIBRG_OK; +} + +int8_t librg_config_chunkoffset_set(librg_world *world, int16_t x, int16_t y, int16_t z) { + LIBRG_ASSERT(world); if (!world) return LIBRG_WORLD_INVALID; + librg_world_t *wld = (librg_world_t *)world; + wld->chunkoffset.x = x; + wld->chunkoffset.y = y; + wld->chunkoffset.z = z; + return LIBRG_OK; +} + +int8_t librg_config_chunkoffset_get(librg_world *world, int16_t *x, int16_t *y, int16_t *z) { + LIBRG_ASSERT(world); if (!world) return LIBRG_WORLD_INVALID; + librg_world_t *wld = (librg_world_t *)world; + *x = wld->chunkoffset.x; + *y = wld->chunkoffset.y; + *z = wld->chunkoffset.z; + return LIBRG_OK; +} + +// =======================================================================// +// ! +// ! Events +// ! +// =======================================================================// + +int8_t librg_event_set(librg_world *world, librg_event_type id, librg_event_fn handler) { + LIBRG_ASSERT(world); if (!world) return LIBRG_WORLD_INVALID; + librg_world_t *wld = (librg_world_t *)world; + + if (wld->handlers[id]) { + wld->handlers[id] = handler; + return LIBRG_HANDLER_REPLACED; + } + + wld->handlers[id] = handler; + return LIBRG_OK; +} + +int8_t librg_event_remove(librg_world *world, librg_event_type id) { + LIBRG_ASSERT(world); if (!world) return LIBRG_WORLD_INVALID; + librg_world_t *wld = (librg_world_t *)world; + + if (!wld->handlers[id]) { + return LIBRG_HANDLER_EMPTY; + } + + wld->handlers[id] = NULL; + return LIBRG_OK; +} + +librg_event_type librg_event_type_get(librg_world *world, librg_event *event) { + LIBRG_ASSERT(event); if (!event) return LIBRG_EVENT_INVALID; + zpl_unused(world); + librg_event_t *e = (librg_event_t*)event; + return e->type; +} + +int64_t librg_event_owner_get(librg_world *world, librg_event *event) { + LIBRG_ASSERT(event); if (!event) return LIBRG_EVENT_INVALID; + zpl_unused(world); + librg_event_t *e = (librg_event_t*)event; + return e->owner_id; +} + +int64_t librg_event_entity_get(librg_world *world, librg_event *event) { + LIBRG_ASSERT(event); if (!event) return LIBRG_EVENT_INVALID; + zpl_unused(world); + librg_event_t *e = (librg_event_t*)event; + return e->entity_id; +} + +char * librg_event_buffer_get(librg_world *world, librg_event *event) { + LIBRG_ASSERT(event); if (!event) return NULL; + zpl_unused(world); + librg_event_t *e = (librg_event_t*)event; + return e->buffer; +} + +int32_t librg_event_size_get(librg_world *world, librg_event *event) { + LIBRG_ASSERT(event); if (!event) return LIBRG_EVENT_INVALID; + zpl_unused(world); + librg_event_t *e = (librg_event_t*)event; + return e->size; +} + +void * librg_event_userdata_get(librg_world *world, librg_event *event) { + LIBRG_ASSERT(event); if (!event) return NULL; + zpl_unused(world); + librg_event_t *e = (librg_event_t*)event; + return e->userdata; +} + +// =======================================================================// +// ! +// ! Utitilites +// ! +// =======================================================================// + +LIBRG_ALWAYS_INLINE int16_t librg_util_chunkoffset_line(int16_t v, int16_t off, int16_t size) { + int16_t o = 0; + if (off == LIBRG_OFFSET_BEG) o = 0; + if (off == LIBRG_OFFSET_MID) o = (size/2); + if (off == LIBRG_OFFSET_END) o = (size-1); + return v + o; +} + +librg_chunk librg_chunk_from_chunkpos(librg_world *world, int16_t chunk_x, int16_t chunk_y, int16_t chunk_z) { + LIBRG_ASSERT(world); if (!world) return LIBRG_WORLD_INVALID; + librg_world_t *wld = (librg_world_t *)world; + + int16_t chx = librg_util_chunkoffset_line(chunk_x, wld->chunkoffset.x, wld->worldsize.x); + int16_t chy = librg_util_chunkoffset_line(chunk_y, wld->chunkoffset.y, wld->worldsize.y); + int16_t chz = librg_util_chunkoffset_line(chunk_z, wld->chunkoffset.z, wld->worldsize.z); + + librg_chunk id = (chz * wld->worldsize.y * wld->worldsize.z) + (chy * wld->worldsize.y) + (chx); + + if (id < 0 || id > (wld->worldsize.x * wld->worldsize.y * wld->worldsize.z)) { + return LIBRG_CHUNK_INVALID; + } + + return id; +} + +int8_t librg_chunk_to_chunkpos(librg_world *world, librg_chunk id, int16_t *chunk_x, int16_t *chunk_y, int16_t *chunk_z) { + LIBRG_ASSERT(world); if (!world) return LIBRG_WORLD_INVALID; + librg_world_t *wld = (librg_world_t *)world; + + if (id < 0 || id > (wld->worldsize.x * wld->worldsize.y * wld->worldsize.z)) { + return LIBRG_CHUNK_INVALID; + } + + int16_t z = (int16_t)(id / (wld->worldsize.z * wld->worldsize.y)); + int16_t r1 = (int16_t)(id % (wld->worldsize.z * wld->worldsize.y)); + int16_t y = r1 / wld->worldsize.y; + int16_t x = r1 % wld->worldsize.y; + + *chunk_x = x - librg_util_chunkoffset_line(0, wld->chunkoffset.x, wld->worldsize.x); + *chunk_y = y - librg_util_chunkoffset_line(0, wld->chunkoffset.y, wld->worldsize.y); + *chunk_z = z - librg_util_chunkoffset_line(0, wld->chunkoffset.z, wld->worldsize.z); + + return LIBRG_OK; +} + +librg_chunk librg_chunk_from_realpos(librg_world *world, double x, double y, double z) { + LIBRG_ASSERT(world); if (!world) return LIBRG_WORLD_INVALID; + librg_world_t *wld = (librg_world_t *)world; + return librg_chunk_from_chunkpos(world, (int16_t)(x/wld->chunksize.x), (int16_t)(y/wld->chunksize.y), (int16_t)(z/wld->chunksize.z)); +} + +LIBRG_END_C_DECLS +// file: source/entity.c + +#ifdef LIBRG_EDITOR +#include +#include #endif +LIBRG_BEGIN_C_DECLS -#if defined(ZPL_COMPILER_MSVC) - #pragma warning(pop) +// =======================================================================// +// ! +// ! Basic entity manipulation +// ! +// =======================================================================// + +int8_t librg_entity_track(librg_world *world, int64_t entity_id) { + LIBRG_ASSERT(world); if (!world) return LIBRG_WORLD_INVALID; + librg_world_t *wld = (librg_world_t *)world; + + if (librg_entity_tracked(world, entity_id) == LIBRG_TRUE) { + return LIBRG_ENTITY_ALREADY_TRACKED; + } + + if (entity_id < 0 || entity_id > ZPL_I64_MAX) { + return LIBRG_ENTITY_INVALID; + } + + librg_entity_t _entity = {0}; + librg_table_ent_set(&wld->entity_map, entity_id, _entity); + + /* set defaults */ + librg_entity_chunk_set(world, entity_id, LIBRG_CHUNK_INVALID); + librg_entity_owner_set(world, entity_id, LIBRG_OWNER_INVALID); + + return LIBRG_OK; +} + +int8_t librg_entity_untrack(librg_world *world, int64_t entity_id) { + LIBRG_ASSERT(world); if (!world) return LIBRG_WORLD_INVALID; + librg_world_t *wld = (librg_world_t *)world; + librg_entity_t *entity = librg_table_ent_get(&wld->entity_map, entity_id); + + if (!entity) { + return LIBRG_ENTITY_UNTRACKED; + } + + if (entity->flag_foreign == LIBRG_TRUE) { + return LIBRG_ENTITY_FOREIGN; + } + + /* cleanup owner snapshots */ + if (entity->owner_id != LIBRG_OWNER_INVALID) { + size_t owned = 0; + size_t total = zpl_array_count(wld->entity_map.entries); + + /* count already owned entities by this user */ + for (size_t i=0; ientity_map.entries[i].key) == entity->owner_id) + owned++; + } + + librg_table_i64 *snapshot = librg_table_tbl_get(&wld->owner_map, entity->owner_id); + + /* free up our snapshot storage, if owner does not own other entities (except current one) */ + if (snapshot && owned <= 1) { + librg_table_i64_destroy(snapshot); + librg_table_tbl_remove(&wld->owner_map, entity->owner_id); + } + } + + /* cleanup owner visibility */ + if (entity->flag_visbility_owner_enabled) { + entity->flag_visbility_owner_enabled = LIBRG_FALSE; + librg_table_i8_destroy(&entity->owner_visibility_map); + } + + librg_table_ent_remove(&wld->entity_map, entity_id); + return LIBRG_OK; +} + +int8_t librg_entity_tracked(librg_world *world, int64_t entity_id) { + LIBRG_ASSERT(world); if (!world) return LIBRG_FALSE; + librg_world_t *wld = (librg_world_t *)world; + + librg_entity_t *entity = librg_table_ent_get(&wld->entity_map, entity_id); + return entity == NULL ? LIBRG_FALSE : LIBRG_TRUE; +} + +int8_t librg_entity_foreign(librg_world *world, int64_t entity_id) { + LIBRG_ASSERT(world); if (!world) return LIBRG_FALSE; + librg_world_t *wld = (librg_world_t *)world; + + librg_entity_t *entity = librg_table_ent_get(&wld->entity_map, entity_id); + if (entity == NULL) return LIBRG_FALSE; + + return entity->flag_foreign == LIBRG_TRUE; +} + +int32_t librg_entity_count(librg_world *world) { + LIBRG_ASSERT(world); if (!world) return LIBRG_WORLD_INVALID; + librg_world_t *wld = (librg_world_t *)world; + + return (int32_t)zpl_array_count(wld->entity_map.entries); +} + +// =======================================================================// +// ! +// ! Main entity data methods +// ! +// =======================================================================// + +int8_t librg_entity_chunk_set(librg_world *world, int64_t entity_id, librg_chunk chunk) { + LIBRG_ASSERT(world); if (!world) return LIBRG_WORLD_INVALID; + librg_world_t *wld = (librg_world_t *)world; + + librg_entity_t *entity = librg_table_ent_get(&wld->entity_map, entity_id); + if (entity == NULL) return LIBRG_ENTITY_UNTRACKED; + + for (int i = 0; i < LIBRG_ENTITY_MAXCHUNKS; ++i) entity->chunks[i] = LIBRG_CHUNK_INVALID; + entity->chunks[0] = chunk; + + return LIBRG_OK; +} + +librg_chunk librg_entity_chunk_get(librg_world *world, int64_t entity_id) { + LIBRG_ASSERT(world); if (!world) return LIBRG_WORLD_INVALID; + librg_world_t *wld = (librg_world_t *)world; + + librg_entity_t *entity = librg_table_ent_get(&wld->entity_map, entity_id); + if (entity == NULL) return LIBRG_ENTITY_UNTRACKED; + + return entity->chunks[0]; +} + +int8_t librg_entity_owner_set(librg_world *world, int64_t entity_id, int64_t owner_id) { + LIBRG_ASSERT(world); if (!world) return LIBRG_WORLD_INVALID; + librg_world_t *wld = (librg_world_t *)world; + + librg_entity_t *entity = librg_table_ent_get(&wld->entity_map, entity_id); + if (entity == NULL) return LIBRG_ENTITY_UNTRACKED; + + if (entity->flag_foreign == LIBRG_TRUE) { + return LIBRG_ENTITY_FOREIGN; + } + + entity->owner_id = owner_id; + entity->flag_owner_updated = LIBRG_TRUE; + + if (entity->owner_id != LIBRG_OWNER_INVALID) { + /* set new token, and make sure to prevent collisions */ + uint16_t newtoken = 0; + do { newtoken = (uint16_t)(zpl_random_gen_u32(&wld->random) % ZPL_U16_MAX); } + while (newtoken == 0 || newtoken == entity->ownership_token); + entity->ownership_token = newtoken; + + /* fetch or create a new subtable */ + librg_table_i64 *snapshot = librg_table_tbl_get(&wld->owner_map, owner_id); + + if (!snapshot) { + librg_table_i64 _i64 = {0}; + librg_table_tbl_set(&wld->owner_map, owner_id, _i64); + snapshot = librg_table_tbl_get(&wld->owner_map, owner_id); + librg_table_i64_init(snapshot, wld->allocator); + } + } else { + entity->ownership_token = 0; + } + + return LIBRG_OK; +} + +int64_t librg_entity_owner_get(librg_world *world, int64_t entity_id) { + LIBRG_ASSERT(world); if (!world) return LIBRG_WORLD_INVALID; + librg_world_t *wld = (librg_world_t *)world; + + librg_entity_t *entity = librg_table_ent_get(&wld->entity_map, entity_id); + if (entity == NULL) return LIBRG_ENTITY_UNTRACKED; + + return entity->owner_id; +} + + +int8_t librg_entity_radius_set(librg_world *world, int64_t entity_id, int8_t observed_chunk_radius) { + LIBRG_ASSERT(world); if (!world) return LIBRG_WORLD_INVALID; + librg_world_t *wld = (librg_world_t *)world; + + librg_entity_t *entity = librg_table_ent_get(&wld->entity_map, entity_id); + if (entity == NULL) return LIBRG_ENTITY_UNTRACKED; + + entity->observed_radius = observed_chunk_radius; + return LIBRG_OK; +} + +int8_t librg_entity_radius_get(librg_world *world, int64_t entity_id) { + LIBRG_ASSERT(world); if (!world) return LIBRG_WORLD_INVALID; + librg_world_t *wld = (librg_world_t *)world; + + librg_entity_t *entity = librg_table_ent_get(&wld->entity_map, entity_id); + if (entity == NULL) return LIBRG_ENTITY_UNTRACKED; + + return entity->observed_radius; +} + +int8_t librg_entity_dimension_set(librg_world *world, int64_t entity_id, int32_t dimension) { + LIBRG_ASSERT(world); if (!world) return LIBRG_WORLD_INVALID; + librg_world_t *wld = (librg_world_t *)world; + + librg_entity_t *entity = librg_table_ent_get(&wld->entity_map, entity_id); + if (entity == NULL) return LIBRG_ENTITY_UNTRACKED; + + entity->dimension = dimension; + return LIBRG_OK; +} + +int32_t librg_entity_dimension_get(librg_world *world, int64_t entity_id) { + LIBRG_ASSERT(world); if (!world) return LIBRG_WORLD_INVALID; + librg_world_t *wld = (librg_world_t *)world; + + librg_entity_t *entity = librg_table_ent_get(&wld->entity_map, entity_id); + if (entity == NULL) return LIBRG_ENTITY_UNTRACKED; + + return entity->dimension; +} + +int8_t librg_entity_userdata_set(librg_world *world, int64_t entity_id, void *data) { + LIBRG_ASSERT(world); if (!world) return LIBRG_WORLD_INVALID; + librg_world_t *wld = (librg_world_t *)world; + + librg_entity_t *entity = librg_table_ent_get(&wld->entity_map, entity_id); + if (entity == NULL) return LIBRG_ENTITY_UNTRACKED; + + entity->userdata = data; + return LIBRG_OK; +} + +void *librg_entity_userdata_get(librg_world *world, int64_t entity_id) { + LIBRG_ASSERT(world); if (!world) return NULL; + librg_world_t *wld = (librg_world_t *)world; + + librg_entity_t *entity = librg_table_ent_get(&wld->entity_map, entity_id); + if (entity == NULL) return NULL; + + return entity->userdata; +} + +int8_t librg_entity_chunkarray_set(librg_world *world, int64_t entity_id, const librg_chunk *values, size_t chunk_amount) { + LIBRG_ASSERT(world); if (!world) return LIBRG_WORLD_INVALID; + librg_world_t *wld = (librg_world_t *)world; + + librg_entity_t *entity = librg_table_ent_get(&wld->entity_map, entity_id); + if (entity == NULL) return LIBRG_ENTITY_UNTRACKED; + + LIBRG_ASSERT(chunk_amount > 0 && chunk_amount < LIBRG_ENTITY_MAXCHUNKS); + + for (int i = 0; i < LIBRG_ENTITY_MAXCHUNKS; ++i) entity->chunks[i] = LIBRG_CHUNK_INVALID; + zpl_memcopy(entity->chunks, values, sizeof(librg_chunk) * LIBRG_MIN(chunk_amount, LIBRG_ENTITY_MAXCHUNKS)); + + return LIBRG_OK; + +} + +int8_t librg_entity_chunkarray_get(librg_world *world, int64_t entity_id, librg_chunk *results, size_t *chunk_amount) { + LIBRG_ASSERT(world); if (!world) return LIBRG_WORLD_INVALID; + librg_world_t *wld = (librg_world_t *)world; + + librg_entity_t *entity = librg_table_ent_get(&wld->entity_map, entity_id); + if (entity == NULL) return LIBRG_ENTITY_UNTRACKED; + + LIBRG_ASSERT(results); + size_t count = 0; + size_t buffer_limit = *chunk_amount; + + for (size_t i = 0; i < LIBRG_MIN(buffer_limit, LIBRG_ENTITY_MAXCHUNKS); ++i) { + if (entity->chunks[i] != LIBRG_CHUNK_INVALID) { + results[count++] = entity->chunks[i]; + } + } + + *chunk_amount = count; + return (int8_t)(LIBRG_ENTITY_MAXCHUNKS - buffer_limit); +} + + +int8_t librg_entity_visibility_global_set(librg_world *world, int64_t entity_id, librg_visibility value) { + LIBRG_ASSERT(world); if (!world) return LIBRG_WORLD_INVALID; + librg_world_t *wld = (librg_world_t *)world; + + librg_entity_t *entity = librg_table_ent_get(&wld->entity_map, entity_id); + if (entity == NULL) return LIBRG_ENTITY_UNTRACKED; + + entity->visibility_global = value; + + return LIBRG_OK; +} + +int8_t librg_entity_visibility_global_get(librg_world *world, int64_t entity_id) { + LIBRG_ASSERT(world); if (!world) return LIBRG_WORLD_INVALID; + librg_world_t *wld = (librg_world_t *)world; + + librg_entity_t *entity = librg_table_ent_get(&wld->entity_map, entity_id); + if (entity == NULL) return LIBRG_ENTITY_UNTRACKED; + + return entity->visibility_global; +} + +int8_t librg_entity_visibility_owner_set(librg_world *world, int64_t entity_id, int64_t owner_id, librg_visibility value) { + LIBRG_ASSERT(world); if (!world) return LIBRG_WORLD_INVALID; + librg_world_t *wld = (librg_world_t *)world; + + librg_entity_t *entity = librg_table_ent_get(&wld->entity_map, entity_id); + if (entity == NULL) return LIBRG_ENTITY_UNTRACKED; + + /* prevent setting visibility, for your own entity, it will be always visible */ + if (entity->owner_id == owner_id) { + return LIBRG_ENTITY_VISIBILITY_IGNORED; + } + + if (!entity->flag_visbility_owner_enabled) { + entity->flag_visbility_owner_enabled = LIBRG_TRUE; + librg_table_i8_init(&entity->owner_visibility_map, wld->allocator); + } + + librg_table_i8_set(&entity->owner_visibility_map, owner_id, value); + + return LIBRG_OK; +} + +int8_t librg_entity_visibility_owner_get(librg_world *world, int64_t entity_id, int64_t owner_id) { + LIBRG_ASSERT(world); if (!world) return LIBRG_WORLD_INVALID; + librg_world_t *wld = (librg_world_t *)world; + + librg_entity_t *entity = librg_table_ent_get(&wld->entity_map, entity_id); + if (entity == NULL) return LIBRG_ENTITY_UNTRACKED; + + if (!entity->flag_visbility_owner_enabled) + return LIBRG_VISIBLITY_DEFAULT; + + int8_t *value = librg_table_i8_get(&entity->owner_visibility_map, owner_id); + return (value ? *value : LIBRG_VISIBLITY_DEFAULT); +} + +LIBRG_END_C_DECLS +// file: source/world.c + +#ifdef LIBRG_EDITOR +#include +#include #endif -#if defined(__GCC__) || defined(__GNUC__) || defined(__clang__) - #pragma GCC diagnostic pop +LIBRG_BEGIN_C_DECLS + +// =======================================================================// +// ! +// ! Simple general fetching methods +// ! +// =======================================================================// + +int32_t librg_world_fetch_all(librg_world *world, int64_t *entity_ids, size_t *entity_amount) { + LIBRG_ASSERT(world); if (!world) return LIBRG_WORLD_INVALID; + LIBRG_ASSERT(entity_amount); if (!entity_amount) return LIBRG_NULL_REFERENCE; + librg_world_t *wld = (librg_world_t *)world; + + size_t count = 0; + size_t buffer_limit = *entity_amount; + size_t total_count = zpl_array_count(wld->entity_map.entries); + + for (size_t i=0; i < LIBRG_MIN(buffer_limit, total_count); ++i) { + entity_ids[count++] = wld->entity_map.entries[i].key; + } + + *entity_amount = count; + return LIBRG_MAX(0, (int32_t)(total_count - buffer_limit)); +} + +int32_t librg_world_fetch_chunk(librg_world *world, librg_chunk chunk, int64_t *entity_ids, size_t *entity_amount) { + return librg_world_fetch_chunkarray(world, (librg_chunk[]){chunk}, 1, entity_ids, entity_amount); +} + +int32_t librg_world_fetch_chunkarray(librg_world *world, const librg_chunk *chunks, size_t chunk_amount, int64_t *entity_ids, size_t *entity_amount) { + LIBRG_ASSERT(world); if (!world) return LIBRG_WORLD_INVALID; + LIBRG_ASSERT(entity_amount); if (!entity_amount) return LIBRG_NULL_REFERENCE; + librg_world_t *wld = (librg_world_t *)world; + + size_t count = 0; + size_t iterated = 0; + size_t buffer_limit = *entity_amount; + size_t total_count = zpl_array_count(wld->entity_map.entries); + + for (size_t i=0; i < LIBRG_MIN(buffer_limit, total_count); ++i) { + uint64_t entity_id = wld->entity_map.entries[i].key; + librg_entity_t *entity = &wld->entity_map.entries[i].value; + iterated++; + + for (size_t k = 0; k < chunk_amount; ++k) { + librg_chunk chunk = chunks[k]; + + for (size_t j=0; j < LIBRG_ENTITY_MAXCHUNKS; ++j) { + if (entity->chunks[j] == chunk) { + entity_ids[count++] = entity_id; + break; + } + + /* immidiately exit if chunk is invalid (the rest will also be invalid) */ + if (entity->chunks[j] == LIBRG_CHUNK_INVALID) { + break; + } + } + } + } + + *entity_amount = count; + return LIBRG_MAX(0, (int32_t)(total_count - iterated)); +} + +int32_t librg_world_fetch_owner(librg_world *world, int64_t owner_id, int64_t *entity_ids, size_t *entity_amount) { + return librg_world_fetch_ownerarray(world, (int64_t[]){owner_id}, 1, entity_ids, entity_amount); +} + +int32_t librg_world_fetch_ownerarray(librg_world *world, const int64_t *owner_ids, size_t owner_amount, int64_t *entity_ids, size_t *entity_amount) { + LIBRG_ASSERT(world); if (!world) return LIBRG_WORLD_INVALID; + LIBRG_ASSERT(entity_amount); if (!entity_amount) return LIBRG_NULL_REFERENCE; + librg_world_t *wld = (librg_world_t *)world; + + size_t count = 0; + size_t iterated = 0; + size_t buffer_limit = *entity_amount; + size_t total_count = zpl_array_count(wld->entity_map.entries); + + for (size_t i=0; i < LIBRG_MIN(buffer_limit, total_count); ++i) { + uint64_t entity_id = wld->entity_map.entries[i].key; + librg_entity_t *entity = &wld->entity_map.entries[i].value; + iterated++; + + for (size_t k = 0; k < owner_amount; ++k) { + int64_t owner_id = owner_ids[k]; + if (entity->owner_id == owner_id) entity_ids[count++] = entity_id; + } + } + + *entity_amount = count; + return LIBRG_MAX(0, (int32_t)(total_count - iterated)); +} + +// =======================================================================// +// ! +// ! Main owner entity query method +// ! +// =======================================================================// + +static LIBRG_ALWAYS_INLINE void librg_util_chunkrange(librg_world *w, librg_table_i64 *ch, int cx, int cy, int cz, int8_t radius) { + int radius2 = radius * radius; + + for (int z=-radius; z<=radius; z++) { + for (int y=-radius; y<=radius; y++) { + for (int x=-radius; x<=radius; x++) { + if(x*x+y*y+z*z <= radius2) { + librg_chunk id = librg_chunk_from_chunkpos(w, cx+x, cy+y, cz+z); + if (id != LIBRG_CHUNK_INVALID) librg_table_i64_set(ch, id, 1); + } + } + } + } + + return; +} + +int32_t librg_world_query(librg_world *world, int64_t owner_id, int64_t *entity_ids, size_t *entity_amount) { + LIBRG_ASSERT(world); if (!world) return LIBRG_WORLD_INVALID; + LIBRG_ASSERT(entity_amount); if (!entity_amount) return LIBRG_NULL_REFERENCE; + librg_world_t *wld = (librg_world_t *)world; + + size_t buffer_limit = *entity_amount; + size_t total_count = zpl_array_count(wld->entity_map.entries); + + librg_table_i64 results = {0}; + librg_table_tbl dimensions = {0}; + + librg_table_i64_init(&results, wld->allocator); + librg_table_tbl_init(&dimensions, wld->allocator); + + /* generate a map of visible chunks (only counting owned entities) */ + for (size_t i=0; i < total_count; ++i) { + uint64_t entity_id = wld->entity_map.entries[i].key; + librg_entity_t *entity = &wld->entity_map.entries[i].value; + + /* allways add self-owned entities */ + if (entity->owner_id == owner_id) { + librg_table_i64_set(&results, entity_id, 1); + } + + /* immidiately skip, if entity was not placed correctly */ + if (entity->chunks[0] == LIBRG_CHUNK_INVALID) continue; + /* and skip, if used is not an owner of the entity */ + if (entity->owner_id != owner_id) continue; + /* and skip if entity is not an observer */ + if (entity->observed_radius == 0) continue; + + /* fetch, or create chunk set in this dimension if does not exist */ + librg_table_i64 *dim_chunks = librg_table_tbl_get(&dimensions, entity->dimension); + + if (!dim_chunks) { + librg_table_i64 _chunks = {0}; + librg_table_tbl_set(&dimensions, entity->dimension, _chunks); + dim_chunks = librg_table_tbl_get(&dimensions, entity->dimension); + librg_table_i64_init(dim_chunks, wld->allocator); + } + + /* add entity chunks to the total visible chunks */ + for (int k = 0; k < LIBRG_ENTITY_MAXCHUNKS; ++k) { + if (entity->chunks[k] == LIBRG_CHUNK_INVALID) break; + + int16_t chx=0, chy=0, chz=0; + librg_chunk_to_chunkpos(world, entity->chunks[k], &chx, &chy, &chz); + librg_util_chunkrange(world, dim_chunks, chx, chy, chz, entity->observed_radius); + } + } + + /* a slightly increased buffer_limit, that includes own entities */ + /* that allows us to prevent edge-cases where the code below will include our entities in the result as well */ + size_t owned_entities = zpl_array_count(results.entries); + size_t buffer_limit_extended = buffer_limit + owned_entities; + + /* iterate on all entities, and check if they are inside of the interested chunks */ + for (size_t i=0; i < LIBRG_MIN(buffer_limit_extended, total_count); ++i) { + uint64_t entity_id = wld->entity_map.entries[i].key; + librg_entity_t *entity = &wld->entity_map.entries[i].value; + librg_table_i64 *chunks = librg_table_tbl_get(&dimensions, entity->dimension); + + /* owner visibility (personal)*/ + int8_t vis_owner = librg_entity_visibility_owner_get(world, entity_id, owner_id); + if (vis_owner == LIBRG_VISIBLITY_NEVER) { + continue; /* prevent from being included */ + } + else if (vis_owner == LIBRG_VISIBLITY_ALWAYS) { + librg_table_i64_set(&results, entity_id, 1); /* always included */ + continue; + } + + /* global entity visibility */ + int8_t vis_global = librg_entity_visibility_global_get(world, entity_id); + if (vis_global == LIBRG_VISIBLITY_NEVER) { + continue; /* prevent from being included */ + } + else if (vis_global == LIBRG_VISIBLITY_ALWAYS) { + librg_table_i64_set(&results, entity_id, 1); /* always included */ + continue; + } + + /* skip if there are no chunks in this dimension */ + if (!chunks) continue; + size_t chunk_amount = zpl_array_count(chunks->entries); + + for (size_t k = 0; k < chunk_amount; ++k) { + librg_chunk chunk = chunks->entries[k].key; + + for (size_t j=0; j < LIBRG_ENTITY_MAXCHUNKS; ++j) { + /* immidiately exit if chunk is invalid (the rest will also be invalid) */ + if (entity->chunks[j] == LIBRG_CHUNK_INVALID) break; + + /* add entity and continue to the next one */ + if (entity->chunks[j] == chunk) { + librg_table_i64_set(&results, entity_id, 1); + break; + } + } + } + } + + /* copy/transform results to a plain array */ + size_t count = zpl_array_count(results.entries); + for (size_t i = 0; i < LIBRG_MIN(buffer_limit, count); ++i) + entity_ids[i] = results.entries[i].key; + + /* free up temp data */ + for (int i = 0; i < zpl_array_count(dimensions.entries); ++i) + librg_table_i64_destroy(&dimensions.entries[i].value); + + librg_table_tbl_destroy(&dimensions); + librg_table_i64_destroy(&results); + + *entity_amount = LIBRG_MIN(buffer_limit, count); + return LIBRG_MAX(0, (int32_t)(count - buffer_limit)); +} + +LIBRG_END_C_DECLS +// file: source/packing.c + +#ifdef LIBRG_EDITOR +#include +#include #endif -#endif // ZPL_IMPLEMENTATION +LIBRG_BEGIN_C_DECLS -#if defined(ZPL_EXPOSE_TYPES) - typedef zpl_u8 u8; - typedef zpl_i8 i8; - typedef zpl_u16 u16; - typedef zpl_i16 i16; - typedef zpl_u32 u32; - typedef zpl_i32 i32; - typedef zpl_u64 u64; - typedef zpl_i64 i64; - typedef zpl_b8 b8; - typedef zpl_b16 b16; - typedef zpl_b32 b32; - typedef zpl_f32 f32; - typedef zpl_f64 f64; - typedef zpl_rune rune; - typedef zpl_usize usize; - typedef zpl_isize isize; - typedef zpl_uintptr uintptr; - typedef zpl_intptr intptr; -#endif // ZPL_EXPOSE_TYPES +// =======================================================================// +// ! +// ! Primitives +// ! +// =======================================================================// -#endif // ZPL_H +LIBRG_PRAGMA(pack(push, 1)); +typedef struct { + uint64_t id; + uint16_t token; + uint16_t size; +} librg_segval_t; -// TOC: -// zpl.h -// zpl_hedley.h -// header/core/system.h -// header/core/types.h -// header/core/helpers.h -// header/core/debug.h -// header/core/memory.h -// header/core/memory_virtual.h -// header/core/memory_custom.h -// header/core/collections/array.h -// header/core/collections/buffer.h -// header/core/collections/list.h -// header/core/collections/ring.h -// header/core/collections/hashtable.h -// header/core/string.h -// header/core/stringlib.h -// header/core/file.h -// header/core/file_stream.h -// header/core/file_misc.h -// header/core/print.h -// header/core/time.h -// header/core/random.h -// header/core/misc.h -// header/core/sort.h -// header/timer.h -// header/hashing.h -// header/regex.h -// header/event.h -// header/dll.h -// header/opts.h -// header/process.h -// header/math.h -// header/json.h -// header/threading/atomic.h -// header/threading/fence.h -// header/threading/sem.h -// header/threading/mutex.h -// header/threading/thread.h -// header/threading/sync.h -// header/threading/affinity.h -// header/jobs.h -// header/coroutines.h -// source/core/debug.c -// source/core/memory.c -// source/core/memory_virtual.c -// source/core/memory_custom.c -// source/core/array.c -// source/core/string.c -// source/core/stringlib.c -// source/core/file.c -// source/core/file_stream.c -// source/core/file_misc.c -// source/core/print.c -// source/core/time.c -// source/core/random.c -// source/core/misc.c -// source/core/sort.c -// source/timer.c -// source/hashing.c -// source/regex.c -// source/event.c -// source/dll.c -// source/opts.c -// source/process.c -// source/math.c -// source/json.c -// source/threading/atomic.c -// source/threading/fence.c -// source/threading/sem.c -// source/threading/mutex.c -// source/threading/thread.c -// source/threading/sync.c -// source/threading/affinity.c -// source/jobs.c -// source/coroutines.c +typedef struct { + uint8_t type; + uint8_t unused_; + uint16_t amount; + uint32_t size; +} librg_segment_t; +LIBRG_PRAGMA(pack(pop)); + +LIBRG_STATIC_ASSERT(sizeof(librg_segval_t) == 12, "packed librg_segval_t should have a valid size"); +LIBRG_STATIC_ASSERT(sizeof(librg_segment_t) == 8, "packed librg_segment_t should have a valid size"); + +// =======================================================================// +// ! +// ! World data packing method +// ! +// =======================================================================// + +int32_t librg_world_write(librg_world *world, int64_t owner_id, char *buffer, size_t *size, void *userdata) { + LIBRG_ASSERT(world); if (!world) return LIBRG_WORLD_INVALID; + librg_world_t *wld = (librg_world_t *)world; + librg_table_i64 *last_snapshot = librg_table_tbl_get(&wld->owner_map, owner_id); + + /* no snapshot - means we are asking an invalid owner */ + if (!last_snapshot) { + *size = 0; + return LIBRG_OWNER_INVALID; + } + + /* get old, and preapre new snapshot handlers */ + librg_table_i64 next_snapshot = {0}; + librg_table_i64_init(&next_snapshot, wld->allocator); + + int64_t *results = LIBRG_MEM_ALLOC(LIBRG_WORLDWRITE_MAXQUERY * sizeof(int64_t)); + size_t total_amount = LIBRG_WORLDWRITE_MAXQUERY; + librg_world_query(world, owner_id, results, &total_amount); + + size_t total_written = 0; + librg_event_t evt = {0}; + + #define sz_total (total_written + sizeof(librg_segment_t)) + #define sz_value (sz_total + value_written + sizeof(librg_segval_t)) + + uint8_t action_id = LIBRG_WRITE_CREATE; + size_t buffer_limit = *size; + size_t insufficient_size = 0; + +librg_lbl_ww: + + /* create and update */ + if (sz_total < buffer_limit) { + librg_segment_t *seg = (librg_segment_t*)(buffer+total_written); + char *segend = (buffer + sz_total); + + uint16_t amount = 0; + size_t value_written = 0; + size_t iterations = total_amount; + + int64_t entity_id = LIBRG_ENTITY_INVALID; + int32_t condition = LIBRG_TRUE; + librg_entity_t *entity_blob = NULL; + + /* for deletions we are iterating something else */ + if (action_id == LIBRG_WRITE_REMOVE) { + iterations = zpl_array_count(last_snapshot->entries); + } + + for (size_t i = 0; i < iterations; ++i) { + int16_t action_rejected = LIBRG_TRUE; + int32_t data_size = 0; + + /* preparation */ + if (action_id == LIBRG_WRITE_CREATE) { + entity_id = results[i]; /* it did not exist && not foreign */ + condition = librg_table_i64_get(last_snapshot, entity_id) == NULL + && librg_entity_foreign(world, entity_id) != LIBRG_TRUE; + } + else if (action_id == LIBRG_WRITE_UPDATE) { + entity_id = results[i]; /* it did exist */ + entity_blob = librg_table_ent_get(&wld->entity_map, entity_id); + condition = librg_table_i64_get(last_snapshot, entity_id) != NULL || librg_entity_foreign(world, entity_id) == LIBRG_TRUE; + + /* mark entity as still alive, to prevent it from being removed */ + librg_table_i64_set(last_snapshot, entity_id, 2); + } + else if (action_id == LIBRG_WRITE_REMOVE) { + entity_id = last_snapshot->entries[i].key; /* it was not marked as updated && and not foreign */ + condition = last_snapshot->entries[i].value != 2 + && librg_entity_foreign(world, entity_id) != LIBRG_TRUE; + } + else if (action_id == LIBRG_WRITE_OWNER) { + entity_id = results[i]; /* if we are the owner and we havent yet notified reader about that */ + entity_blob = librg_table_ent_get(&wld->entity_map, entity_id); + condition = entity_blob + && entity_blob->owner_id == owner_id + && entity_blob->flag_owner_updated + && librg_table_i64_get(&next_snapshot, entity_id); + } + + /* data write */ + if (condition && sz_value < buffer_limit) { + librg_segval_t *val = (librg_segval_t*)(segend + value_written); + char *valend = (segend + value_written + sizeof(librg_segval_t)); + + /* fill in event */ + evt.entity_id = entity_id; + evt.type = action_id; + evt.size = buffer_limit - sz_value; + evt.buffer = valend; + evt.owner_id = owner_id; + evt.userdata = userdata; + + /* call event handlers */ + if (wld->handlers[action_id]) { + data_size = (int32_t)wld->handlers[action_id](world, (librg_event*)&evt); + } + + /* if user returned < 0, we consider that event rejected */ + if (data_size >= 0) { + /* fill in segval */ + val->id = entity_id; + val->size = data_size; + + if (action_id == LIBRG_WRITE_OWNER) { + val->token = entity_blob->ownership_token; + } + else if (action_id == LIBRG_WRITE_UPDATE && entity_blob->flag_foreign) { + val->token = entity_blob->ownership_token; + } else { + val->token = 0; + } + + /* increase the total size written */ + value_written += sizeof(librg_segval_t) + val->size; + action_rejected = LIBRG_FALSE; + amount++; + } + } + + /* accumulate insufficient buffer size */ + if (condition && sz_value >= buffer_limit) { + insufficient_size += (sz_value - buffer_limit); + } + + /* finaliztion */ + if (action_id == LIBRG_WRITE_CREATE && !action_rejected) { + /* mark entity as created, so it can start updating */ + librg_table_i64_set(&next_snapshot, entity_id, 1); + } + else if (action_id == LIBRG_WRITE_UPDATE && condition) { + /* consider entitry updated, without regards was it written or not */ + librg_table_i64_set(&next_snapshot, entity_id, 1); + } + else if (action_id == LIBRG_WRITE_REMOVE && condition && action_rejected) { + /* consider entity alive, till we are able to send it */ + librg_table_i64_set(&next_snapshot, entity_id, 1); + } + else if (action_id == LIBRG_WRITE_OWNER && condition) { + /* mark reader as notified */ + entity_blob->flag_owner_updated = LIBRG_FALSE; + } + } + + if (amount > 0) { + seg->type = action_id; + seg->size = (uint32_t)value_written; + seg->amount = amount; + + total_written += sizeof(librg_segment_t) + seg->size; + } + } else { + insufficient_size += sz_total - buffer_limit; + } + + /* iterate it again till all tasks are finished */ + switch (action_id) { + case LIBRG_WRITE_CREATE: action_id = LIBRG_WRITE_UPDATE; goto librg_lbl_ww; + case LIBRG_WRITE_UPDATE: action_id = LIBRG_WRITE_REMOVE; goto librg_lbl_ww; + case LIBRG_WRITE_REMOVE: action_id = LIBRG_WRITE_OWNER; goto librg_lbl_ww; + } + + /* swap snapshot tables */ + librg_table_i64_destroy(last_snapshot); + librg_table_tbl_set(&wld->owner_map, owner_id, next_snapshot); + LIBRG_MEM_FREE(results); + + /* write our total size */ + *size = total_written; + + #undef sz_total + #undef sz_value + + /* if we didnt have enough space, value will be > 0 */ + return insufficient_size; +} + +// =======================================================================// +// ! +// ! World data unpacking method +// ! +// =======================================================================// + +int32_t librg_world_read(librg_world *world, int64_t owner_id, const char *buffer, size_t size, void *userdata) { + LIBRG_ASSERT(world); if (!world) return LIBRG_WORLD_INVALID; + librg_world_t *wld = (librg_world_t *)world; + + librg_event_t evt = {0}; + size_t total_read = 0; + + #define sz_segment (total_read + sizeof(librg_segment_t)) + #define sz_segval (sz_segment + segment_read + sizeof(librg_segval_t)) + + while ((size-total_read) > sizeof(librg_segment_t)) { + librg_segment_t *seg = (librg_segment_t*)(buffer+total_read); + size_t segment_read = 0; + + /* immidiately exit if we will not be able to read the segment data */ + if (sz_segment+seg->size > size || sz_segment + seg->amount * sizeof(librg_segval_t) > size) { + break; + } + + for (int i = 0; i < seg->amount; ++i) { + librg_segval_t *val = (librg_segval_t*)(buffer+sz_segment+segment_read); + librg_entity_t *entity_blob = librg_table_ent_get(&wld->entity_map, val->id); + int8_t action_id = -1; + + /* do preparation for entity processing */ + if (seg->type == LIBRG_WRITE_CREATE) { + /* attempt to create an entity */ + action_id = (librg_entity_track(world, val->id) == LIBRG_OK) + ? LIBRG_READ_CREATE + : LIBRG_ERROR_CREATE; + } + else if (seg->type == LIBRG_WRITE_UPDATE) { + /* try to check if entity exists, and if it is foreign OR owner and token are correct */ + action_id = (librg_entity_tracked(world, val->id) == LIBRG_TRUE + && entity_blob + && (entity_blob->flag_foreign || (entity_blob->owner_id == owner_id + && entity_blob->ownership_token == val->token) + )) + ? LIBRG_READ_UPDATE + : LIBRG_ERROR_UPDATE; + } + else if (seg->type == LIBRG_WRITE_REMOVE) { + /* attempt to check if it does exist and only foreign */ + action_id = (librg_entity_tracked(world, val->id) == LIBRG_TRUE + && librg_entity_foreign(world, val->id) == LIBRG_TRUE) + ? LIBRG_READ_REMOVE + : LIBRG_ERROR_REMOVE; + } + else if (seg->type == LIBRG_WRITE_OWNER) { + /* attempt to check if it does exist and only foreign */ + action_id = (librg_entity_tracked(world, val->id) == LIBRG_TRUE + && librg_entity_foreign(world, val->id) == LIBRG_TRUE) + ? LIBRG_READ_OWNER + : LIBRG_ERROR_OWNER; + } + + if (action_id == -1) { + return LIBRG_READ_INVALID; + } + + /* do the initial entity processing */ + if (action_id == LIBRG_READ_CREATE) { + /* mark newly created entity as foreign */ + librg_entity_t *entity = librg_table_ent_get(&wld->entity_map, val->id); + if (!entity) return LIBRG_READ_INVALID; else entity->flag_foreign = LIBRG_TRUE; + } + + /* fill in event */ + evt.entity_id = val->id; + evt.type = action_id; + evt.size = val->size; + evt.buffer = (char*)(buffer+sz_segval); + evt.owner_id = owner_id; + evt.userdata = userdata; + + /* call event handlers */ + if (wld->handlers[action_id]) { + /*ignore response*/ + wld->handlers[action_id](world, &evt); + } + + /* do the afterwork processing */ + if (action_id == LIBRG_READ_REMOVE) { + /* remove foreign mark from entity */ + librg_entity_t *entity = librg_table_ent_get(&wld->entity_map, val->id); + if (!entity) return LIBRG_READ_INVALID; else entity->flag_foreign = LIBRG_FALSE; + librg_entity_untrack(world, val->id); + } + else if (action_id == LIBRG_READ_OWNER) { + librg_entity_t *entity = librg_table_ent_get(&wld->entity_map, val->id); + if (!entity) return LIBRG_READ_INVALID; + + /* immidiately mark entity as owned, set up & override additional info */ + entity->flag_foreign = LIBRG_FALSE; /* unmark it temp, while owner is set */ + librg_entity_owner_set(world, val->id, owner_id); + entity->ownership_token = val->token; + entity->flag_owner_updated = LIBRG_FALSE; + entity->flag_foreign = LIBRG_TRUE; + } + + segment_read += sizeof(librg_segval_t) + val->size; + } + + /* validate sizes of the data we read */ + if (segment_read != seg->size) { + return LIBRG_READ_INVALID; + } + + total_read += sizeof(librg_segment_t) + segment_read; + } + + #undef sz_segment + #undef sz_segval + + if (total_read != size) { + return (int32_t)(size - total_read); + } + + return LIBRG_OK; +} + +LIBRG_END_C_DECLS + +#endif // LIBRG_IMPLEMENTATION + +#endif // LIBRG_H diff --git a/code/vendors/zpl.h b/code/vendors/zpl.h index 4c583c8..2062cc1 100644 --- a/code/vendors/zpl.h +++ b/code/vendors/zpl.h @@ -27,6 +27,10 @@ GitHub: https://github.com/zpl-c/zpl Version History: + 12.0.0 - New jobs system + + 11.0.0 - Rewrite the timer module + 10.13.0 - Initial ARM threading support 10.12.1 - Fix missing zpL_alloc_str 10.12.0 - Add zpl_crc64 @@ -4082,24 +4086,6 @@ ZPL_END_C_DECLS // // Instantiated Circular buffer // - /* - int main() - { - zpl_ring_zpl_u32 pad={0}; - zpl_ring_zpl_u32_init(&pad, zpl_heap(), 3); - zpl_ring_zpl_u32_append(&pad, 1); - zpl_ring_zpl_u32_append(&pad, 2); - zpl_ring_zpl_u32_append(&pad, 3); - - while (!zpl_ring_zpl_u32_empty(&pad)) { - zpl_printf("Result is %d\n", *zpl_ring_zpl_u32_get(&pad)); - } - - zpl_ring_zpl_u32_free(&pad); - - return 0; - } - */ #ifdef ZPL_EDITOR #include @@ -4107,27 +4093,27 @@ ZPL_END_C_DECLS ZPL_BEGIN_C_DECLS - #define ZPL_RING_DECLARE(type) \ + #define ZPL_RING_DECLARE(prefix,type) \ typedef struct { \ zpl_allocator backing; \ zpl_buffer(type) buf; \ zpl_usize head, tail; \ zpl_usize capacity; \ - } ZPL_JOIN2(zpl_ring_, type); \ + } ZPL_JOIN2(prefix, type); \ \ - ZPL_DEF void ZPL_JOIN3(zpl_ring_, type, _init)(ZPL_JOIN2(zpl_ring_, type) * pad, zpl_allocator a, zpl_isize max_size); \ - ZPL_DEF void ZPL_JOIN3(zpl_ring_, type, _free)(ZPL_JOIN2(zpl_ring_, type) * pad); \ - ZPL_DEF zpl_b32 ZPL_JOIN3(zpl_ring_, type, _full)(ZPL_JOIN2(zpl_ring_, type) * pad); \ - ZPL_DEF zpl_b32 ZPL_JOIN3(zpl_ring_, type, _empty)(ZPL_JOIN2(zpl_ring_, type) * pad); \ - ZPL_DEF void ZPL_JOIN3(zpl_ring_, type, _append)(ZPL_JOIN2(zpl_ring_, type) * pad, type data); \ - ZPL_DEF void ZPL_JOIN3(zpl_ring_, type, _append_array)(ZPL_JOIN2(zpl_ring_, type) * pad, zpl_array(type) data); \ - ZPL_DEF type *ZPL_JOIN3(zpl_ring_, type, _get)(ZPL_JOIN2(zpl_ring_, type) * pad); \ + ZPL_DEF void ZPL_JOIN2(prefix, init)(ZPL_JOIN2(prefix, type) * pad, zpl_allocator a, zpl_isize max_size); \ + ZPL_DEF void ZPL_JOIN2(prefix, free)(ZPL_JOIN2(prefix, type) * pad); \ + ZPL_DEF zpl_b32 ZPL_JOIN2(prefix, full)(ZPL_JOIN2(prefix, type) * pad); \ + ZPL_DEF zpl_b32 ZPL_JOIN2(prefix, empty)(ZPL_JOIN2(prefix, type) * pad); \ + ZPL_DEF void ZPL_JOIN2(prefix, append)(ZPL_JOIN2(prefix, type) * pad, type data); \ + ZPL_DEF void ZPL_JOIN2(prefix, append_array)(ZPL_JOIN2(prefix, type) * pad, zpl_array(type) data); \ + ZPL_DEF type *ZPL_JOIN2(prefix, get)(ZPL_JOIN2(prefix, type) * pad); \ ZPL_DEF zpl_array(type) \ - ZPL_JOIN3(zpl_ring_, type, _get_array)(ZPL_JOIN2(zpl_ring_, type) * pad, zpl_usize max_size, zpl_allocator a); + ZPL_JOIN2(prefix, get_array)(ZPL_JOIN2(prefix, type) * pad, zpl_usize max_size, zpl_allocator a); - #define ZPL_RING_DEFINE(type) \ - void ZPL_JOIN3(zpl_ring_, type, _init)(ZPL_JOIN2(zpl_ring_, type) * pad, zpl_allocator a, zpl_isize max_size) { \ - ZPL_JOIN2(zpl_ring_, type) pad_ = { 0 }; \ + #define ZPL_RING_DEFINE(prefix,type) \ + void ZPL_JOIN2(prefix, init)(ZPL_JOIN2(prefix, type) * pad, zpl_allocator a, zpl_isize max_size) { \ + ZPL_JOIN2(prefix, type) pad_ = { 0 }; \ *pad = pad_; \ \ pad->backing = a; \ @@ -4135,30 +4121,30 @@ ZPL_END_C_DECLS pad->capacity = max_size + 1; \ pad->head = pad->tail = 0; \ } \ - void ZPL_JOIN3(zpl_ring_, type, _free)(ZPL_JOIN2(zpl_ring_, type) * pad) { \ + void ZPL_JOIN2(prefix, free)(ZPL_JOIN2(prefix, type) * pad) { \ zpl_buffer_free(pad->buf); \ } \ \ - zpl_b32 ZPL_JOIN3(zpl_ring_, type, _full)(ZPL_JOIN2(zpl_ring_, type) * pad) { \ + zpl_b32 ZPL_JOIN2(prefix, full)(ZPL_JOIN2(prefix, type) * pad) { \ return ((pad->head + 1) % pad->capacity) == pad->tail; \ } \ \ - zpl_b32 ZPL_JOIN3(zpl_ring_, type, _empty)(ZPL_JOIN2(zpl_ring_, type) * pad) { return pad->head == pad->tail; } \ + zpl_b32 ZPL_JOIN2(prefix, empty)(ZPL_JOIN2(prefix, type) * pad) { return pad->head == pad->tail; } \ \ - void ZPL_JOIN3(zpl_ring_, type, _append)(ZPL_JOIN2(zpl_ring_, type) * pad, type data) { \ + void ZPL_JOIN2(prefix, append)(ZPL_JOIN2(prefix, type) * pad, type data) { \ pad->buf[pad->head] = data; \ pad->head = (pad->head + 1) % pad->capacity; \ \ if (pad->head == pad->tail) { pad->tail = (pad->tail + 1) % pad->capacity; } \ } \ \ - void ZPL_JOIN3(zpl_ring_, type, _append_array)(ZPL_JOIN2(zpl_ring_, type) * pad, zpl_array(type) data) { \ + void ZPL_JOIN2(prefix, append_array)(ZPL_JOIN2(prefix, type) * pad, zpl_array(type) data) { \ zpl_usize c = zpl_array_count(data); \ - for (zpl_usize i = 0; i < c; ++i) { ZPL_JOIN3(zpl_ring_, type, _append)(pad, data[i]); } \ + for (zpl_usize i = 0; i < c; ++i) { ZPL_JOIN2(prefix, append)(pad, data[i]); } \ } \ \ - type *ZPL_JOIN3(zpl_ring_, type, _get)(ZPL_JOIN2(zpl_ring_, type) * pad) { \ - if (ZPL_JOIN3(zpl_ring_, type, _empty)(pad)) { return NULL; } \ + type *ZPL_JOIN2(prefix, get)(ZPL_JOIN2(prefix, type) * pad) { \ + if (ZPL_JOIN2(prefix, empty)(pad)) { return NULL; } \ \ type *data = &pad->buf[pad->tail]; \ pad->tail = (pad->tail + 1) % pad->capacity; \ @@ -4167,11 +4153,11 @@ ZPL_END_C_DECLS } \ \ zpl_array(type) \ - ZPL_JOIN3(zpl_ring_, type, _get_array)(ZPL_JOIN2(zpl_ring_, type) * pad, zpl_usize max_size, zpl_allocator a) { \ + ZPL_JOIN2(prefix, get_array)(ZPL_JOIN2(prefix, type) * pad, zpl_usize max_size, zpl_allocator a) { \ zpl_array(type) vals = 0; \ zpl_array_init(vals, a); \ - while (--max_size && !ZPL_JOIN3(zpl_ring_, type, _empty)(pad)) { \ - zpl_array_append(vals, *ZPL_JOIN3(zpl_ring_, type, _get)(pad)); \ + while (--max_size && !ZPL_JOIN2(prefix, empty)(pad)) { \ + zpl_array_append(vals, *ZPL_JOIN2(prefix, get)(pad)); \ } \ return vals; \ } @@ -5790,7 +5776,10 @@ ZPL_END_C_DECLS //! Perform timer pool update. //! Traverse over all timers and update them accordingly. Should be called by Main Thread in a tight loop. - ZPL_DEF void zpl_timer_update(zpl_timer_pool pool); + ZPL_DEF void zpl_timer_update_array(zpl_timer_pool pool); + + ZPL_DEF void zpl_timer_update(zpl_timer *timer); + //! Set up timer. @@ -7367,6 +7356,14 @@ ZPL_END_C_DECLS #define ZPL_INVALID_JOB ZPL_U32_MAX + #ifndef ZPL_JOBS_MAX_QUEUE + #define ZPL_JOBS_MAX_QUEUE 100 + #endif + + #ifdef ZPL_JOBS_ENABLE_DEBUG + #define ZPL_JOBS_DEBUG + #endif + typedef enum { ZPL_JOBS_STATUS_READY, ZPL_JOBS_STATUS_BUSY, @@ -7374,42 +7371,73 @@ ZPL_END_C_DECLS ZPL_JOBS_STATUS_TERM, } zpl_jobs_status; + typedef enum { + ZPL_JOBS_PRIORITY_REALTIME, + ZPL_JOBS_PRIORITY_HIGH, + ZPL_JOBS_PRIORITY_NORMAL, + ZPL_JOBS_PRIORITY_LOW, + ZPL_JOBS_PRIORITY_IDLE, + ZPL_JOBS_MAX_PRIORITIES, + } zpl_jobs_priority; + typedef struct { zpl_jobs_proc proc; void *data; - - zpl_f32 priority; } zpl_thread_job; + ZPL_RING_DECLARE(zpl__jobs_ring_, zpl_thread_job); + typedef struct { zpl_thread thread; zpl_atomic32 status; - zpl_u32 jobid; - void *pool; + zpl_thread_job job; + #ifdef ZPL_JOBS_DEBUG + zpl_u32 hits; + zpl_u32 idle; + #endif } zpl_thread_worker; + typedef struct { + zpl__jobs_ring_zpl_thread_job jobs; ///< zpl_ring + zpl_u32 chance; + #ifdef ZPL_JOBS_DEBUG + zpl_u32 hits; + #endif + } zpl_thread_queue; + typedef struct { zpl_allocator alloc; - zpl_u32 max_threads; - zpl_f32 job_spawn_treshold; - zpl_mutex access; + zpl_u32 max_threads, max_jobs, counter; zpl_thread_worker *workers; ///< zpl_buffer - zpl_thread_job *jobs; ///< zpl_array - zpl_u32 *queue; ///< zpl_array - zpl_u32 *available; ///< zpl_array + zpl_thread_queue queues[ZPL_JOBS_MAX_PRIORITIES]; } zpl_thread_pool; //! Initialize thread pool with specified amount of fixed threads. ZPL_DEF void zpl_jobs_init(zpl_thread_pool *pool, zpl_allocator a, zpl_u32 max_threads); + //! Initialize thread pool with specified amount of fixed threads and custom job limit. + ZPL_DEF void zpl_jobs_init_with_limit(zpl_thread_pool *pool, zpl_allocator a, zpl_u32 max_threads, zpl_u32 max_jobs); + //! Release the resources use by thread pool. ZPL_DEF void zpl_jobs_free(zpl_thread_pool *pool); - //! Enqueue a job with specified data. - ZPL_DEF void zpl_jobs_enqueue(zpl_thread_pool *pool, zpl_jobs_proc proc, void *data); + //! Enqueue a job with specified data and custom priority. + ZPL_DEF zpl_b32 zpl_jobs_enqueue_with_priority(zpl_thread_pool *pool, zpl_jobs_proc proc, void *data, zpl_jobs_priority priority); - //! Enqueue a job with specific priority with specified data. - ZPL_DEF void zpl_jobs_enqueue_with_priority(zpl_thread_pool *pool, zpl_jobs_proc proc, void *data, zpl_f32 priority); + //! Enqueue a job with specified data. + ZPL_DEF zpl_b32 zpl_jobs_enqueue(zpl_thread_pool *pool, zpl_jobs_proc proc, void *data); + + //! Check if the work queue is empty. + ZPL_DEF zpl_b32 zpl_jobs_empty(zpl_thread_pool *pool, zpl_jobs_priority priority); + + ZPL_DEF zpl_b32 zpl_jobs_empty_all(zpl_thread_pool *pool); + ZPL_DEF zpl_b32 zpl_jobs_full_all(zpl_thread_pool *pool); + + //! Check if the work queue is full. + ZPL_DEF zpl_b32 zpl_jobs_full(zpl_thread_pool *pool, zpl_jobs_priority priority); + + //! Check if all workers are done. + ZPL_DEF zpl_b32 zpl_jobs_done(zpl_thread_pool *pool); //! Process all jobs and check all threads. Should be called by Main Thread in a tight loop. ZPL_DEF zpl_b32 zpl_jobs_process(zpl_thread_pool *pool); @@ -10964,7 +10992,9 @@ ZPL_END_C_DECLS zpl_isize zpl_random_gen_isize(zpl_random *r) { zpl_u64 u = zpl_random_gen_u64(r); - return *cast(zpl_isize *)&u; + zpl_isize i; + zpl_memcopy(&i, &u, zpl_size_of(u)); + return i; } @@ -10979,7 +11009,8 @@ ZPL_END_C_DECLS zpl_isize zpl_random_range_isize(zpl_random *r, zpl_isize lower_inc, zpl_isize higher_inc) { zpl_u64 u = zpl_random_gen_u64(r); - zpl_isize i = *cast(zpl_isize *)&u; + zpl_isize i; + zpl_memcopy(&i, &u, zpl_size_of(u)); zpl_isize diff = higher_inc-lower_inc+1; i %= diff; i += lower_inc; @@ -11398,29 +11429,32 @@ ZPL_END_C_DECLS t->enabled = false; } - void zpl_timer_update(zpl_timer_pool pool) { - ZPL_ASSERT(pool); + void zpl_timer_update(zpl_timer *timer) { + zpl_f64 now = zpl_time_rel(); + if (timer->enabled) { + if (timer->remaining_calls > 0 || timer->initial_calls == -1) { + if (timer->next_call_ts <= now) { + if (timer->initial_calls != -1) { --timer->remaining_calls; } - zpl_f64 now = zpl_time_rel( ); + if (timer->remaining_calls == 0) { + timer->enabled = false; + } else { + timer->next_call_ts = now + timer->duration; + } + + timer->callback(timer->user_data); + } + } + } + } + + void zpl_timer_update_array(zpl_timer_pool pool) { + ZPL_ASSERT(pool); for (zpl_isize i = 0; i < zpl_array_count(pool); ++i) { zpl_timer *t = pool + i; - if (t->enabled) { - if (t->remaining_calls > 0 || t->initial_calls == -1) { - if (t->next_call_ts <= now) { - if (t->initial_calls != -1) { --t->remaining_calls; } - - if (t->remaining_calls == 0) { - t->enabled = false; - } else { - t->next_call_ts = now + t->duration; - } - - t->callback(t->user_data); - } - } - } + zpl_timer_update(t); } } @@ -16803,9 +16837,14 @@ ZPL_END_C_DECLS ZPL_BEGIN_C_DECLS + ZPL_RING_DEFINE(zpl__jobs_ring_, zpl_thread_job); + + zpl_global const zpl_u32 zpl__jobs_chances[ZPL_JOBS_MAX_PRIORITIES] = { + 2, 3, 5, 7, 11 + }; + zpl_isize zpl__jobs_entry(struct zpl_thread *thread) { zpl_thread_worker *tw = (zpl_thread_worker *)thread->user_data; - zpl_thread_pool *pool = (zpl_thread_pool *)tw->pool; for (;;) { zpl_u32 status = zpl_atomic32_load(&tw->status); @@ -16813,18 +16852,19 @@ ZPL_END_C_DECLS switch (status) { case ZPL_JOBS_STATUS_READY: { zpl_atomic32_store(&tw->status, ZPL_JOBS_STATUS_BUSY); + tw->job.proc(tw->job.data); + zpl_atomic32_compare_exchange(&tw->status, ZPL_JOBS_STATUS_BUSY, ZPL_JOBS_STATUS_WAITING); - zpl_mutex_lock(&pool->access); - zpl_thread_job *job = pool->jobs + tw->jobid; - zpl_mutex_unlock(&pool->access); - - job->proc(job->data); - - zpl_atomic32_store(&tw->status, ZPL_JOBS_STATUS_WAITING); + #ifdef ZPL_JOBS_DEBUG + ++tw->hits; + #endif } break; case ZPL_JOBS_STATUS_WAITING: { - zpl_yield( ); + #ifdef ZPL_JOBS_DEBUG + ++tw->idle; + #endif + zpl_yield(); } break; case ZPL_JOBS_STATUS_TERM: { @@ -16837,21 +16877,25 @@ ZPL_END_C_DECLS } void zpl_jobs_init(zpl_thread_pool *pool, zpl_allocator a, zpl_u32 max_threads) { + zpl_jobs_init_with_limit(pool, a, max_threads, ZPL_JOBS_MAX_QUEUE); + } + + void zpl_jobs_init_with_limit(zpl_thread_pool *pool, zpl_allocator a, zpl_u32 max_threads, zpl_u32 max_jobs) { zpl_thread_pool pool_ = { 0 }; *pool = pool_; - zpl_mutex_init(&pool->access); pool->alloc = a; pool->max_threads = max_threads; - - // NOTE: Spawn a new job slot when number of available slots is below 25% - // compared to the total number of slots. - pool->job_spawn_treshold = 0.25; + pool->max_jobs = max_jobs; + pool->counter = 0; zpl_buffer_init(pool->workers, a, max_threads); - zpl_array_init(pool->jobs, a); - zpl_array_init(pool->queue, a); - zpl_array_init(pool->available, a); + + for (zpl_usize i = 0; i < ZPL_JOBS_MAX_PRIORITIES; ++i) { + zpl_thread_queue *q = &pool->queues[i]; + zpl__jobs_ring_init(&q->jobs, a, max_jobs); + q->chance = zpl__jobs_chances[i]; + } for (zpl_usize i = 0; i < max_threads; ++i) { zpl_thread_worker worker_ = { 0 }; @@ -16860,8 +16904,6 @@ ZPL_END_C_DECLS zpl_thread_init(&tw->thread); zpl_atomic32_store(&tw->status, ZPL_JOBS_STATUS_WAITING); - tw->pool = pool; - tw->jobid = ZPL_INVALID_JOB; zpl_thread_start(&tw->thread, zpl__jobs_entry, (void *)tw); } } @@ -16875,79 +16917,97 @@ ZPL_END_C_DECLS } zpl_buffer_free(pool->workers); - zpl_array_free(pool->jobs); - zpl_array_free(pool->queue); - zpl_array_free(pool->available); - } - void zpl_jobs_enqueue_with_priority(zpl_thread_pool *pool, zpl_jobs_proc proc, void *data, zpl_f32 priority) { - ZPL_ASSERT_NOT_NULL(proc); - zpl_f32 treshold = 0.0f; - - if (zpl_array_count(pool->queue) > 0) { - treshold = (zpl_array_count(pool->available) / (zpl_f32)zpl_array_count(pool->jobs)); - } - - if (treshold <= pool->job_spawn_treshold) { - zpl_thread_job job = { 0 }; - job.proc = proc; - job.data = data; - job.priority = priority; - - zpl_array_append(pool->jobs, job); - zpl_u32 jobid = (zpl_u32)zpl_array_count(pool->jobs) - 1; - zpl_array_append(pool->queue, jobid); - } else { - zpl_u32 jobid = zpl_array_back(pool->available); - zpl_thread_job *jp = pool->jobs + jobid; - zpl_array_pop(pool->available); - - jp->proc = proc; - jp->data = data; - jp->priority = priority; - - zpl_array_append(pool->queue, jobid); + for (zpl_usize i = 0; i < ZPL_JOBS_MAX_PRIORITIES; ++i) { + zpl_thread_queue *q = &pool->queues[i]; + zpl__jobs_ring_free(&q->jobs); } } - void zpl_jobs_enqueue(zpl_thread_pool *pool, zpl_jobs_proc proc, void *data) { + zpl_b32 zpl_jobs_enqueue_with_priority(zpl_thread_pool *pool, zpl_jobs_proc proc, void *data, zpl_jobs_priority priority) { ZPL_ASSERT_NOT_NULL(proc); - zpl_jobs_enqueue_with_priority(pool, proc, data, 1.0f); + ZPL_ASSERT(priority >= 0 && priority < ZPL_JOBS_MAX_PRIORITIES); + zpl_thread_job job = {0}; + job.proc = proc; + job.data = data; + + if (!zpl_jobs_full(pool, priority)) { + zpl__jobs_ring_append(&pool->queues[priority].jobs, job); + return true; + } + return false; } - zpl_thread_local zpl_thread_pool *zpl__thread_pool; - - ZPL_COMPARE_PROC(zpl___jobs_cmp) { - zpl_thread_job *p = (zpl_thread_job *)(zpl__thread_pool->jobs + *(zpl_u32 *)a); - zpl_thread_job *q = (zpl_thread_job *)(zpl__thread_pool->jobs + *(zpl_u32 *)b); - return cast(zpl_i32)(p->priority < q->priority ? 1.0f : p->priority > q->priority); + zpl_b32 zpl_jobs_enqueue(zpl_thread_pool *pool, zpl_jobs_proc proc, void *data) { + return zpl_jobs_enqueue_with_priority(pool, proc, data, ZPL_JOBS_PRIORITY_NORMAL); } - ZPL_COMPARE_PROC_PTR(zpl__jobs_cmp(zpl_thread_pool *pool)) { - zpl__thread_pool = pool; - return &zpl___jobs_cmp; + zpl_b32 zpl_jobs_empty(zpl_thread_pool *pool, zpl_jobs_priority priority) { + return zpl__jobs_ring_empty(&pool->queues[priority].jobs); + } + + zpl_b32 zpl_jobs_full(zpl_thread_pool *pool, zpl_jobs_priority priority) { + return zpl__jobs_ring_full(&pool->queues[priority].jobs); + } + + zpl_b32 zpl_jobs_done(zpl_thread_pool *pool) { + for (zpl_usize i = 0; i < pool->max_threads; ++i) { + zpl_thread_worker *tw = pool->workers + i; + if (zpl_atomic32_load(&tw->status) != ZPL_JOBS_STATUS_WAITING) { + return false; + } + } + + return zpl_jobs_empty_all(pool); + } + + zpl_b32 zpl_jobs_empty_all(zpl_thread_pool *pool) { + for (zpl_usize i = 0; i < ZPL_JOBS_MAX_PRIORITIES; ++i) { + if (!zpl_jobs_empty(pool, (zpl_jobs_priority)i)) { + return false; + } + } + return true; + } + + zpl_b32 zpl_jobs_full_all(zpl_thread_pool *pool) { + for (zpl_usize i = 0; i < ZPL_JOBS_MAX_PRIORITIES; ++i) { + if (!zpl_jobs_full(pool, (zpl_jobs_priority)i)) { + return false; + } + } + return true; } zpl_b32 zpl_jobs_process(zpl_thread_pool *pool) { - // NOTE: Sort the queue based on the job priority - if (zpl_array_count(pool->queue)) { - zpl_sort_array(pool->queue, zpl_array_count(pool->queue), zpl__jobs_cmp(pool)); + if (zpl_jobs_empty_all(pool)) { + return false; } - // NOTE: Process the jobs for (zpl_usize i = 0; i < pool->max_threads; ++i) { zpl_thread_worker *tw = pool->workers + i; - if (zpl_array_count(pool->queue) == 0) return false; - zpl_u32 status = zpl_atomic32_load(&tw->status); + zpl_b32 last_empty = false; if (status == ZPL_JOBS_STATUS_WAITING) { - if (tw->jobid != ZPL_INVALID_JOB) { zpl_array_append(pool->available, tw->jobid); } + for (zpl_usize i = 0; i < ZPL_JOBS_MAX_PRIORITIES; ++i) { + zpl_thread_queue *q = &pool->queues[i]; + if (zpl_jobs_empty(pool, (zpl_jobs_priority)i)) { + last_empty = true; + continue; + } + if (!last_empty && ((pool->counter++ % q->chance) != 0)) { + continue; + } - zpl_u32 jobid = *pool->queue; - zpl_array_remove_at(pool->queue, 0); - tw->jobid = jobid; - zpl_atomic32_store(&tw->status, ZPL_JOBS_STATUS_READY); + last_empty = false; + tw->job = *zpl__jobs_ring_get(&q->jobs); + zpl_atomic32_store(&tw->status, ZPL_JOBS_STATUS_READY); + #ifdef ZPL_JOBS_DEBUG + ++q->hits; + #endif + break; + } } } @@ -17221,3 +17281,4 @@ ZPL_END_C_DECLS // source/threading/affinity.c // source/jobs.c // source/coroutines.c +