142 lines
4.3 KiB
C++
142 lines
4.3 KiB
C++
/*
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Open Asset Import Library (assimp)
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----------------------------------------------------------------------
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Copyright (c) 2006-2022, assimp team
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All rights reserved.
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Redistribution and use of this software in source and binary forms,
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with or without modification, are permitted provided that the
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following conditions are met:
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* Redistributions of source code must retain the above
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copyright notice, this list of conditions and the
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following disclaimer.
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* Redistributions in binary form must reproduce the above
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copyright notice, this list of conditions and the
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following disclaimer in the documentation and/or other
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materials provided with the distribution.
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* Neither the name of the assimp team, nor the names of its
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contributors may be used to endorse or promote products
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derived from this software without specific prior
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written permission of the assimp team.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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----------------------------------------------------------------------
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*/
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/** @file FBXUtil.h
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* @brief FBX utility functions for internal use
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*/
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#ifndef INCLUDED_AI_FBX_UTIL_H
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#define INCLUDED_AI_FBX_UTIL_H
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#include "FBXCompileConfig.h"
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#include "FBXTokenizer.h"
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#include <stdint.h>
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namespace Assimp {
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namespace FBX {
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namespace Util {
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/** helper for std::for_each to delete all heap-allocated items in a container */
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template<typename T>
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struct delete_fun
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{
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void operator()(const volatile T* del) {
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delete del;
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}
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};
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/** helper for std::for_each to call the destructor on all items in a container without freeing their heap*/
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template <typename T>
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struct destructor_fun {
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void operator()(const volatile T* del) {
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if (del) {
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del->~T();
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}
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}
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};
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/** Get a string representation for a #TokenType. */
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const char* TokenTypeString(TokenType t);
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/** Format log/error messages using a given offset in the source binary file
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*
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* @param offset offset within the file
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* @return A string of the following format: " (offset 0x{offset}) "*/
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std::string GetOffsetText(size_t offset);
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/** Format log/error messages using a given line location in the source file.
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*
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* @param line Line index, 1-based
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* @param column Column index, 1-based
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* @return A string of the following format: " (line {line}, col {column}) "*/
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std::string GetLineAndColumnText(unsigned int line, unsigned int column);
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/** Format log/error messages using a given cursor token.
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*
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* @param tok Token where parsing/processing stopped
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* @return A string of the following format: " ({token-type}, line {line}, col {column}) "*/
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std::string GetTokenText(const Token* tok);
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/** Decode a single Base64-encoded character.
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*
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* @param ch Character to decode (from base64 to binary).
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* @return decoded byte value*/
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uint8_t DecodeBase64(char ch);
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/** Compute decoded size of a Base64-encoded string
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*
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* @param in Characters to decode.
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* @param inLength Number of characters to decode.
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* @return size of the decoded data (number of bytes)*/
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size_t ComputeDecodedSizeBase64(const char* in, size_t inLength);
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/** Decode a Base64-encoded string
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*
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* @param in Characters to decode.
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* @param inLength Number of characters to decode.
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* @param out Pointer where we will store the decoded data.
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* @param maxOutLength Size of output buffer.
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* @return size of the decoded data (number of bytes)*/
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size_t DecodeBase64(const char* in, size_t inLength, uint8_t* out, size_t maxOutLength);
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char EncodeBase64(char byte);
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/** Encode bytes in base64-encoding
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*
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* @param data Binary data to encode.
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* @param inLength Number of bytes to encode.
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* @return base64-encoded string*/
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std::string EncodeBase64(const char* data, size_t length);
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}
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}
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}
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#endif // ! INCLUDED_AI_FBX_UTIL_H
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