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99 lines
3.5 KiB
C++
99 lines
3.5 KiB
C++
#pragma once
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#include "../Files/FileHeader.h"
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#ifdef _XBOX_ONE
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#include "../../../Minecraft.Client/Platform/Durango/DurangoExtras/xcompress.h"
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#endif
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class Compression {
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public:
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// Enum maps directly some external tools
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enum ECompressionTypes {
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eCompressionType_None = 0,
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eCompressionType_RLE = 1,
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eCompressionType_LZXRLE = 2,
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eCompressionType_ZLIBRLE = 3,
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eCompressionType_PS3ZLIB = 4
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};
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private:
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// 4J added so we can have separate contexts and rleBuf for different
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// threads
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class ThreadStorage {
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public:
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Compression* compression;
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ThreadStorage();
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~ThreadStorage();
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};
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static unsigned int tlsIdx;
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static ThreadStorage* tlsDefault;
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public:
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// Each new thread that needs to use Compression will need to call one of
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// the following 2 functions, to either create its own local storage, or
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// share the default storage already allocated by the main thread
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static void CreateNewThreadStorage();
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static void UseDefaultThreadStorage();
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static void ReleaseThreadStorage();
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static Compression* getCompression();
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public:
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HRESULT Compress(void* pDestination, unsigned int* pDestSize, void* pSource,
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unsigned int SrcSize);
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HRESULT Decompress(void* pDestination, unsigned int* pDestSize,
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void* pSource, unsigned int SrcSize);
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HRESULT CompressLZXRLE(void* pDestination, unsigned int* pDestSize,
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void* pSource, unsigned int SrcSize);
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HRESULT DecompressLZXRLE(void* pDestination, unsigned int* pDestSize,
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void* pSource, unsigned int SrcSize);
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HRESULT CompressRLE(void* pDestination, unsigned int* pDestSize,
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void* pSource, unsigned int SrcSize);
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HRESULT DecompressRLE(void* pDestination, unsigned int* pDestSize,
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void* pSource, unsigned int SrcSize);
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#ifndef _XBOX
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static void VitaVirtualDecompress(void* pDestination,
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unsigned int* pDestSize, void* pSource,
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unsigned int SrcSize);
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#endif
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void SetDecompressionType(ECompressionTypes type) {
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m_decompressType = type;
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} // for loading a save from a different platform (Sony cloud storage cross
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// play)
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ECompressionTypes GetDecompressionType() { return m_decompressType; }
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void SetDecompressionType(ESavePlatform platform);
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Compression();
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~Compression();
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private:
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HRESULT DecompressWithType(void* pDestination, unsigned int* pDestSize,
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void* pSource, unsigned int SrcSize);
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#if defined __ORBIS__ || defined __PS3__
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#else
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XMEMCOMPRESSION_CONTEXT compressionContext;
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XMEMDECOMPRESSION_CONTEXT decompressionContext;
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#endif
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CRITICAL_SECTION rleCompressLock;
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CRITICAL_SECTION rleDecompressLock;
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unsigned char rleCompressBuf[1024 * 100];
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static const unsigned int staticRleSize = 1024 * 200;
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unsigned char rleDecompressBuf[staticRleSize];
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ECompressionTypes m_decompressType;
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ECompressionTypes m_localDecompressType;
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};
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// extern Compression gCompression;
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#if defined __ORBIS__ || defined _DURANGO || defined _WIN64 || \
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defined __PSVITA__ || defined __linux__
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#define APPROPRIATE_COMPRESSION_TYPE Compression::eCompressionType_ZLIBRLE
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#elif defined __PS3__
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#define APPROPRIATE_COMPRESSION_TYPE Compression::eCompressionType_PS3ZLIB
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#else
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#define APPROPRIATE_COMPRESSION_TYPE Compression::eCompressionType_LZXRLE
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#endif
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