132 lines
4.6 KiB
C++
132 lines
4.6 KiB
C++
/*
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Open Asset Import Library (assimp)
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----------------------------------------------------------------------
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Copyright (c) 2006-2018, 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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#ifndef AI_Q3BSP_ZIPARCHIVE_H_INC
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#define AI_Q3BSP_ZIPARCHIVE_H_INC
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#include <unzip.h>
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#include <assimp/IOStream.hpp>
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#include <assimp/IOSystem.hpp>
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#include <vector>
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#include <map>
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#include <cassert>
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namespace Assimp {
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namespace Q3BSP {
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// ------------------------------------------------------------------------------------------------
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/// \class IOSystem2Unzip
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/// \ingroup Assimp::Q3BSP
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///
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/// \brief
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// ------------------------------------------------------------------------------------------------
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class IOSystem2Unzip {
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public:
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static voidpf open(voidpf opaque, const char* filename, int mode);
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static uLong read(voidpf opaque, voidpf stream, void* buf, uLong size);
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static uLong write(voidpf opaque, voidpf stream, const void* buf, uLong size);
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static long tell(voidpf opaque, voidpf stream);
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static long seek(voidpf opaque, voidpf stream, uLong offset, int origin);
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static int close(voidpf opaque, voidpf stream);
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static int testerror(voidpf opaque, voidpf stream);
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static zlib_filefunc_def get(IOSystem* pIOHandler);
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};
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// ------------------------------------------------------------------------------------------------
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/// \class ZipFile
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/// \ingroup Assimp::Q3BSP
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///
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/// \brief
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// ------------------------------------------------------------------------------------------------
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class ZipFile : public IOStream {
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friend class Q3BSPZipArchive;
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public:
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explicit ZipFile(size_t size);
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~ZipFile();
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size_t Read(void* pvBuffer, size_t pSize, size_t pCount );
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size_t Write(const void* /*pvBuffer*/, size_t /*pSize*/, size_t /*pCount*/);
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size_t FileSize() const;
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aiReturn Seek(size_t /*pOffset*/, aiOrigin /*pOrigin*/);
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size_t Tell() const;
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void Flush();
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private:
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void* m_Buffer;
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size_t m_Size;
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};
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// ------------------------------------------------------------------------------------------------
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/// \class Q3BSPZipArchive
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/// \ingroup Assimp::Q3BSP
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///
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/// \brief IMplements a zip archive like the WinZip archives. Will be also used to import data
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/// from a P3K archive ( Quake level format ).
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// ------------------------------------------------------------------------------------------------
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class Q3BSPZipArchive : public Assimp::IOSystem {
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public:
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static const unsigned int FileNameSize = 256;
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public:
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Q3BSPZipArchive(IOSystem* pIOHandler, const std::string & rFile);
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~Q3BSPZipArchive();
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bool Exists(const char* pFile) const;
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char getOsSeparator() const;
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IOStream* Open(const char* pFile, const char* pMode = "rb");
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void Close(IOStream* pFile);
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bool isOpen() const;
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void getFileList(std::vector<std::string> &rFileList);
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private:
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bool mapArchive();
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private:
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unzFile m_ZipFileHandle;
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std::map<std::string, ZipFile*> m_ArchiveMap;
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};
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// ------------------------------------------------------------------------------------------------
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} // Namespace Q3BSP
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} // Namespace Assimp
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#endif // AI_Q3BSP_ZIPARCHIVE_H_INC
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