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