X-Git-Url: https://git.rohieb.name/openwrt.git/blobdiff_plain/cf380b81e891eeefe19325e93493793f697bf16d..3e0642a9ec4c98d9fa836261ed29a4b8b70126e5:/target/lzma/lzma-406-zlib-stream.patch diff --git a/target/lzma/lzma-406-zlib-stream.patch b/target/lzma/lzma-406-zlib-stream.patch index 822655f45..5af976372 100644 --- a/target/lzma/lzma-406-zlib-stream.patch +++ b/target/lzma/lzma-406-zlib-stream.patch @@ -2,404 +2,404 @@ diff -BurN lzma406/SRC/7zip/Compress/LZMA/LZMADecoder.cpp lzma/SRC/7zip/Compress --- lzma406/SRC/7zip/Compress/LZMA/LZMADecoder.cpp 2004-08-25 01:40:48.000000000 +0400 +++ lzma/SRC/7zip/Compress/LZMA/LZMADecoder.cpp 2005-01-20 14:47:45.789801629 +0300 @@ -288,12 +288,17 @@ - Byte remainder = (Byte)(properties[0] / 9); - int lp = remainder % 5; - int pb = remainder / 5; -- if (pb > NLength::kNumPosStatesBitsMax) -- return E_INVALIDARG; -- _posStateMask = (1 << pb) - 1; - UInt32 dictionarySize = 0; - for (int i = 0; i < 4; i++) - dictionarySize += ((UInt32)(properties[1 + i])) << (i * 8); -+ return SetDecoderPropertiesRaw(lc, lp, pb, dictionarySize); -+} -+ -+STDMETHODIMP CDecoder::SetDecoderPropertiesRaw(int lc, int lp, int pb, UInt32 dictionarySize) -+{ -+ if (pb > NLength::kNumPosStatesBitsMax) -+ return E_INVALIDARG; -+ _posStateMask = (1 << pb) - 1; - _dictionarySizeCheck = MyMax(dictionarySize, UInt32(1)); - UInt32 blockSize = MyMax(_dictionarySizeCheck, UInt32(1 << 12)); - if (!_outWindowStream.Create(blockSize)) + Byte remainder = (Byte)(properties[0] / 9); + int lp = remainder % 5; + int pb = remainder / 5; +- if (pb > NLength::kNumPosStatesBitsMax) +- return E_INVALIDARG; +- _posStateMask = (1 << pb) - 1; + UInt32 dictionarySize = 0; + for (int i = 0; i < 4; i++) + dictionarySize += ((UInt32)(properties[1 + i])) << (i * 8); ++ return SetDecoderPropertiesRaw(lc, lp, pb, dictionarySize); ++} ++ ++STDMETHODIMP CDecoder::SetDecoderPropertiesRaw(int lc, int lp, int pb, UInt32 dictionarySize) ++{ ++ if (pb > NLength::kNumPosStatesBitsMax) ++ return E_INVALIDARG; ++ _posStateMask = (1 << pb) - 1; + _dictionarySizeCheck = MyMax(dictionarySize, UInt32(1)); + UInt32 blockSize = MyMax(_dictionarySizeCheck, UInt32(1 << 12)); + if (!_outWindowStream.Create(blockSize)) diff -BurN lzma406/SRC/7zip/Compress/LZMA/LZMADecoder.h lzma/SRC/7zip/Compress/LZMA/LZMADecoder.h --- lzma406/SRC/7zip/Compress/LZMA/LZMADecoder.h 2004-08-25 01:40:08.000000000 +0400 +++ lzma/SRC/7zip/Compress/LZMA/LZMADecoder.h 2005-01-20 13:06:59.081297916 +0300 @@ -234,6 +234,8 @@ - STDMETHOD(Read)(void *data, UInt32 size, UInt32 *processedSize); - STDMETHOD(ReadPart)(void *data, UInt32 size, UInt32 *processedSize); - -+ STDMETHOD(SetDecoderPropertiesRaw)(int lc, int lp, int pb, UInt32 dictionarySize); -+ - virtual ~CDecoder() {} - }; - + STDMETHOD(Read)(void *data, UInt32 size, UInt32 *processedSize); + STDMETHOD(ReadPart)(void *data, UInt32 size, UInt32 *processedSize); + ++ STDMETHOD(SetDecoderPropertiesRaw)(int lc, int lp, int pb, UInt32 dictionarySize); ++ + virtual ~CDecoder() {} + }; + diff -BurN lzma406/SRC/7zip/Compress/LZMA_Lib/makefile lzma/SRC/7zip/Compress/LZMA_Lib/makefile --- lzma406/SRC/7zip/Compress/LZMA_Lib/makefile 1970-01-01 03:00:00.000000000 +0300 +++ lzma/SRC/7zip/Compress/LZMA_Lib/makefile 2005-01-19 13:49:20.000000000 +0300 @@ -0,0 +1,88 @@ -+PROG = liblzma.a -+CXX = g++ -O3 -Wall ++PROG = liblzma.a ++CXX = g++ -O3 -Wall +AR = ar -+RM = rm -f -+CFLAGS = -c -+ -+OBJS = \ -+ ZLib.o \ -+ LZMADecoder.o \ -+ LZMAEncoder.o \ -+ LZInWindow.o \ -+ LZOutWindow.o \ -+ RangeCoderBit.o \ -+ InBuffer.o \ -+ OutBuffer.o \ -+ FileStreams.o \ -+ Alloc.o \ -+ C_FileIO.o \ -+ CommandLineParser.o \ -+ CRC.o \ -+ String.o \ -+ StringConvert.o \ -+ StringToInt.o \ -+ Vector.o \ -+ -+ -+all: $(PROG) -+ -+$(PROG): $(OBJS) -+ $(AR) r $(PROG) $(OBJS) -+ -+ZLib.o: ZLib.cpp -+ $(CXX) $(CFLAGS) ZLib.cpp -+ -+LZMADecoder.o: ../LZMA/LZMADecoder.cpp -+ $(CXX) $(CFLAGS) ../LZMA/LZMADecoder.cpp -+ -+LZMAEncoder.o: ../LZMA/LZMAEncoder.cpp -+ $(CXX) $(CFLAGS) ../LZMA/LZMAEncoder.cpp -+ -+LZInWindow.o: ../LZ/LZInWindow.cpp -+ $(CXX) $(CFLAGS) ../LZ/LZInWindow.cpp -+ -+LZOutWindow.o: ../LZ/LZOutWindow.cpp -+ $(CXX) $(CFLAGS) ../LZ/LZOutWindow.cpp -+ -+RangeCoderBit.o: ../RangeCoder/RangeCoderBit.cpp -+ $(CXX) $(CFLAGS) ../RangeCoder/RangeCoderBit.cpp -+ -+InBuffer.o: ../../Common/InBuffer.cpp -+ $(CXX) $(CFLAGS) ../../Common/InBuffer.cpp -+ -+OutBuffer.o: ../../Common/OutBuffer.cpp -+ $(CXX) $(CFLAGS) ../../Common/OutBuffer.cpp -+ -+FileStreams.o: ../../Common/FileStreams.cpp -+ $(CXX) $(CFLAGS) ../../Common/FileStreams.cpp -+ -+Alloc.o: ../../../Common/Alloc.cpp -+ $(CXX) $(CFLAGS) ../../../Common/Alloc.cpp -+ -+C_FileIO.o: ../../../Common/C_FileIO.cpp -+ $(CXX) $(CFLAGS) ../../../Common/C_FileIO.cpp -+ -+CommandLineParser.o: ../../../Common/CommandLineParser.cpp -+ $(CXX) $(CFLAGS) ../../../Common/CommandLineParser.cpp -+ -+CRC.o: ../../../Common/CRC.cpp -+ $(CXX) $(CFLAGS) ../../../Common/CRC.cpp -+ -+MyWindows.o: ../../../Common/MyWindows.cpp -+ $(CXX) $(CFLAGS) ../../../Common/MyWindows.cpp -+ -+String.o: ../../../Common/String.cpp -+ $(CXX) $(CFLAGS) ../../../Common/String.cpp -+ -+StringConvert.o: ../../../Common/StringConvert.cpp -+ $(CXX) $(CFLAGS) ../../../Common/StringConvert.cpp -+ -+StringToInt.o: ../../../Common/StringToInt.cpp -+ $(CXX) $(CFLAGS) ../../../Common/StringToInt.cpp -+ -+Vector.o: ../../../Common/Vector.cpp -+ $(CXX) $(CFLAGS) ../../../Common/Vector.cpp -+ -+clean: -+ -$(RM) $(PROG) $(OBJS) -+ ++RM = rm -f ++CFLAGS = -c ++ ++OBJS = \ ++ ZLib.o \ ++ LZMADecoder.o \ ++ LZMAEncoder.o \ ++ LZInWindow.o \ ++ LZOutWindow.o \ ++ RangeCoderBit.o \ ++ InBuffer.o \ ++ OutBuffer.o \ ++ FileStreams.o \ ++ Alloc.o \ ++ C_FileIO.o \ ++ CommandLineParser.o \ ++ CRC.o \ ++ String.o \ ++ StringConvert.o \ ++ StringToInt.o \ ++ Vector.o \ ++ ++ ++all: $(PROG) ++ ++$(PROG): $(OBJS) ++ $(AR) r $(PROG) $(OBJS) ++ ++ZLib.o: ZLib.cpp ++ $(CXX) $(CFLAGS) ZLib.cpp ++ ++LZMADecoder.o: ../LZMA/LZMADecoder.cpp ++ $(CXX) $(CFLAGS) ../LZMA/LZMADecoder.cpp ++ ++LZMAEncoder.o: ../LZMA/LZMAEncoder.cpp ++ $(CXX) $(CFLAGS) ../LZMA/LZMAEncoder.cpp ++ ++LZInWindow.o: ../LZ/LZInWindow.cpp ++ $(CXX) $(CFLAGS) ../LZ/LZInWindow.cpp ++ ++LZOutWindow.o: ../LZ/LZOutWindow.cpp ++ $(CXX) $(CFLAGS) ../LZ/LZOutWindow.cpp ++ ++RangeCoderBit.o: ../RangeCoder/RangeCoderBit.cpp ++ $(CXX) $(CFLAGS) ../RangeCoder/RangeCoderBit.cpp ++ ++InBuffer.o: ../../Common/InBuffer.cpp ++ $(CXX) $(CFLAGS) ../../Common/InBuffer.cpp ++ ++OutBuffer.o: ../../Common/OutBuffer.cpp ++ $(CXX) $(CFLAGS) ../../Common/OutBuffer.cpp ++ ++FileStreams.o: ../../Common/FileStreams.cpp ++ $(CXX) $(CFLAGS) ../../Common/FileStreams.cpp ++ ++Alloc.o: ../../../Common/Alloc.cpp ++ $(CXX) $(CFLAGS) ../../../Common/Alloc.cpp ++ ++C_FileIO.o: ../../../Common/C_FileIO.cpp ++ $(CXX) $(CFLAGS) ../../../Common/C_FileIO.cpp ++ ++CommandLineParser.o: ../../../Common/CommandLineParser.cpp ++ $(CXX) $(CFLAGS) ../../../Common/CommandLineParser.cpp ++ ++CRC.o: ../../../Common/CRC.cpp ++ $(CXX) $(CFLAGS) ../../../Common/CRC.cpp ++ ++MyWindows.o: ../../../Common/MyWindows.cpp ++ $(CXX) $(CFLAGS) ../../../Common/MyWindows.cpp ++ ++String.o: ../../../Common/String.cpp ++ $(CXX) $(CFLAGS) ../../../Common/String.cpp ++ ++StringConvert.o: ../../../Common/StringConvert.cpp ++ $(CXX) $(CFLAGS) ../../../Common/StringConvert.cpp ++ ++StringToInt.o: ../../../Common/StringToInt.cpp ++ $(CXX) $(CFLAGS) ../../../Common/StringToInt.cpp ++ ++Vector.o: ../../../Common/Vector.cpp ++ $(CXX) $(CFLAGS) ../../../Common/Vector.cpp ++ ++clean: ++ -$(RM) $(PROG) $(OBJS) ++ diff -BurN lzma406/SRC/7zip/Compress/LZMA_Lib/ZLib.cpp lzma/SRC/7zip/Compress/LZMA_Lib/ZLib.cpp --- lzma406/SRC/7zip/Compress/LZMA_Lib/ZLib.cpp 1970-01-01 03:00:00.000000000 +0300 +++ lzma/SRC/7zip/Compress/LZMA_Lib/ZLib.cpp 2005-01-20 15:01:18.439221129 +0300 @@ -0,0 +1,273 @@ -+/* -+ * lzma zlib simplified wrapper -+ * -+ * Copyright (c) 2005 Oleg I. Vdovikin -+ * -+ * This library is free software; you can redistribute -+ * it and/or modify it under the terms of the GNU Lesser -+ * General Public License as published by the Free Software -+ * Foundation; either version 2.1 of the License, or -+ * (at your option) any later version. -+ * -+ * This library is distributed in the hope that it will be -+ * useful, but WITHOUT ANY WARRANTY; without even the implied -+ * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR -+ * PURPOSE. See the GNU Lesser General Public License -+ * for more details. -+ * -+ * You should have received a copy of the GNU Lesser General -+ * Public License along with this library; if not, write to -+ * the Free Software Foundation, Inc., 59 Temple Place, -+ * Suite 330, Boston, MA 02111-1307 USA -+ */ -+ -+/* -+ * default values for encoder/decoder used by wrapper -+ */ -+ -+#include -+ -+#define ZLIB_LC 3 -+#define ZLIB_LP 0 -+#define ZLIB_PB 2 -+ -+#ifdef WIN32 -+#include -+#else -+#define INITGUID -+#endif -+ -+#include "../../../Common/MyWindows.h" -+#include "../LZMA/LZMADecoder.h" -+#include "../LZMA/LZMAEncoder.h" -+ -+#define STG_E_SEEKERROR ((HRESULT)0x80030019L) -+#define STG_E_MEDIUMFULL ((HRESULT)0x80030070L) -+ -+class CInMemoryStream: -+ public IInStream, -+ public IStreamGetSize, -+ public CMyUnknownImp -+{ -+public: -+ CInMemoryStream(const Bytef *data, UInt64 size) : -+ m_data(data), m_size(size), m_offset(0) {} -+ -+ virtual ~CInMemoryStream() {} -+ -+ MY_UNKNOWN_IMP2(IInStream, IStreamGetSize) -+ -+ STDMETHOD(Read)(void *data, UInt32 size, UInt32 *processedSize) -+ { -+ if (size > m_size - m_offset) -+ size = m_size - m_offset; -+ -+ if (size) { -+ memcpy(data, m_data + m_offset, size); -+ } -+ -+ m_offset += size; -+ -+ if (processedSize) -+ *processedSize = size; -+ -+ return S_OK; -+ } -+ -+ STDMETHOD(ReadPart)(void *data, UInt32 size, UInt32 *processedSize) -+ { -+ return Read(data, size, processedSize); -+ } -+ -+ STDMETHOD(Seek)(Int64 offset, UInt32 seekOrigin, UInt64 *newPosition) -+ { -+ UInt64 _offset; -+ -+ if (seekOrigin == STREAM_SEEK_SET) _offset = offset; -+ else if (seekOrigin == STREAM_SEEK_CUR) _offset = m_offset + offset; -+ else if (seekOrigin == STREAM_SEEK_END) _offset = m_size; -+ else return STG_E_INVALIDFUNCTION; -+ -+ if (_offset < 0 || _offset > m_size) -+ return STG_E_SEEKERROR; -+ -+ m_offset = _offset; -+ -+ if (newPosition) -+ *newPosition = m_offset; -+ -+ return S_OK; -+ } -+ -+ STDMETHOD(GetSize)(UInt64 *size) -+ { -+ *size = m_size; -+ return S_OK; -+ } -+protected: -+ const Bytef *m_data; -+ UInt64 m_size; -+ UInt64 m_offset; -+}; -+ -+class COutMemoryStream: -+ public IOutStream, -+ public CMyUnknownImp -+{ -+public: -+ COutMemoryStream(Bytef *data, UInt64 maxsize) : -+ m_data(data), m_size(0), m_maxsize(maxsize), m_offset(0) {} -+ virtual ~COutMemoryStream() {} -+ -+ MY_UNKNOWN_IMP1(IOutStream) -+ -+ STDMETHOD(Write)(const void *data, UInt32 size, UInt32 *processedSize) -+ { -+ if (size > m_maxsize - m_offset) -+ size = m_maxsize - m_offset; -+ -+ if (size) { -+ memcpy(m_data + m_offset, data, size); -+ } -+ -+ m_offset += size; -+ -+ if (m_offset > m_size) -+ m_size = m_offset; -+ -+ if (processedSize) -+ *processedSize = size; -+ -+ return S_OK; -+ } -+ -+ STDMETHOD(WritePart)(const void *data, UInt32 size, UInt32 *processedSize) -+ { -+ return Write(data, size, processedSize); -+ } -+ -+ STDMETHOD(Seek)(Int64 offset, UInt32 seekOrigin, UInt64 *newPosition) -+ { -+ UInt64 _offset; -+ -+ if (seekOrigin == STREAM_SEEK_SET) _offset = offset; -+ else if (seekOrigin == STREAM_SEEK_CUR) _offset = m_offset + offset; -+ else if (seekOrigin == STREAM_SEEK_END) _offset = m_size; -+ else return STG_E_INVALIDFUNCTION; -+ -+ if (_offset < 0 || _offset > m_maxsize) -+ return STG_E_SEEKERROR; -+ -+ m_offset = _offset; -+ -+ if (newPosition) -+ *newPosition = m_offset; -+ -+ return S_OK; -+ } -+ -+ STDMETHOD(SetSize)(Int64 newSize) -+ { -+ if ((UInt64)newSize > m_maxsize) -+ return STG_E_MEDIUMFULL; -+ -+ return S_OK; -+ } -+protected: -+ Bytef *m_data; -+ UInt64 m_size; -+ UInt64 m_maxsize; -+ UInt64 m_offset; -+}; -+ -+ZEXTERN int ZEXPORT compress2 OF((Bytef *dest, uLongf *destLen, -+ const Bytef *source, uLong sourceLen, -+ int level)) -+{ -+ CInMemoryStream *inStreamSpec = new CInMemoryStream(source, sourceLen); -+ CMyComPtr inStream = inStreamSpec; -+ -+ COutMemoryStream *outStreamSpec = new COutMemoryStream(dest, *destLen); -+ CMyComPtr outStream = outStreamSpec; -+ -+ NCompress::NLZMA::CEncoder *encoderSpec = -+ new NCompress::NLZMA::CEncoder; -+ CMyComPtr encoder = encoderSpec; -+ -+ PROPID propIDs[] = -+ { -+ NCoderPropID::kDictionarySize, -+ NCoderPropID::kPosStateBits, -+ NCoderPropID::kLitContextBits, -+ NCoderPropID::kLitPosBits, -+ NCoderPropID::kAlgorithm, -+ NCoderPropID::kNumFastBytes, -+ NCoderPropID::kMatchFinder, -+ NCoderPropID::kEndMarker -+ }; -+ const int kNumProps = sizeof(propIDs) / sizeof(propIDs[0]); -+ -+ PROPVARIANT properties[kNumProps]; -+ for (int p = 0; p < 6; p++) -+ properties[p].vt = VT_UI4; -+ properties[0].ulVal = UInt32(1 << (level + 14)); -+ properties[1].ulVal = UInt32(ZLIB_PB); -+ properties[2].ulVal = UInt32(ZLIB_LC); // for normal files -+ properties[3].ulVal = UInt32(ZLIB_LP); // for normal files -+ properties[4].ulVal = UInt32(2); -+ properties[5].ulVal = UInt32(128); -+ -+ properties[6].vt = VT_BSTR; -+ properties[6].bstrVal = (BSTR)(const wchar_t *)L"BT4"; -+ -+ properties[7].vt = VT_BOOL; -+ properties[7].boolVal = VARIANT_TRUE; -+ -+ if (encoderSpec->SetCoderProperties(propIDs, properties, kNumProps) != S_OK) -+ return Z_MEM_ERROR; // should not happen -+ -+ HRESULT result = encoder->Code(inStream, outStream, 0, 0, 0); -+ if (result == E_OUTOFMEMORY) -+ { -+ return Z_MEM_ERROR; -+ } -+ else if (result != S_OK) -+ { -+ return Z_BUF_ERROR; // should not happen -+ } -+ -+ UInt64 fileSize; -+ outStreamSpec->Seek(0, STREAM_SEEK_END, &fileSize); -+ *destLen = fileSize; -+ -+ return Z_OK; -+} -+ -+ZEXTERN int ZEXPORT uncompress OF((Bytef *dest, uLongf *destLen, -+ const Bytef *source, uLong sourceLen)) -+{ -+ CInMemoryStream *inStreamSpec = new CInMemoryStream(source, sourceLen); -+ CMyComPtr inStream = inStreamSpec; -+ -+ COutMemoryStream *outStreamSpec = new COutMemoryStream(dest, *destLen); -+ CMyComPtr outStream = outStreamSpec; -+ -+ NCompress::NLZMA::CDecoder *decoderSpec = -+ new NCompress::NLZMA::CDecoder; -+ CMyComPtr decoder = decoderSpec; -+ -+ if (decoderSpec->SetDecoderPropertiesRaw(ZLIB_LC, -+ ZLIB_LP, ZLIB_PB, (1 << 23)) != S_OK) return Z_DATA_ERROR; -+ -+ UInt64 fileSize = *destLen; -+ -+ if (decoder->Code(inStream, outStream, 0, &fileSize, 0) != S_OK) -+ { -+ return Z_DATA_ERROR; -+ } -+ -+ outStreamSpec->Seek(0, STREAM_SEEK_END, &fileSize); -+ *destLen = fileSize; -+ -+ return Z_OK; -+} ++/* ++ * lzma zlib simplified wrapper ++ * ++ * Copyright (c) 2005 Oleg I. Vdovikin ++ * ++ * This library is free software; you can redistribute ++ * it and/or modify it under the terms of the GNU Lesser ++ * General Public License as published by the Free Software ++ * Foundation; either version 2.1 of the License, or ++ * (at your option) any later version. ++ * ++ * This library is distributed in the hope that it will be ++ * useful, but WITHOUT ANY WARRANTY; without even the implied ++ * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR ++ * PURPOSE. See the GNU Lesser General Public License ++ * for more details. ++ * ++ * You should have received a copy of the GNU Lesser General ++ * Public License along with this library; if not, write to ++ * the Free Software Foundation, Inc., 59 Temple Place, ++ * Suite 330, Boston, MA 02111-1307 USA ++ */ ++ ++/* ++ * default values for encoder/decoder used by wrapper ++ */ ++ ++#include ++ ++#define ZLIB_LC 3 ++#define ZLIB_LP 0 ++#define ZLIB_PB 2 ++ ++#ifdef WIN32 ++#include ++#else ++#define INITGUID ++#endif ++ ++#include "../../../Common/MyWindows.h" ++#include "../LZMA/LZMADecoder.h" ++#include "../LZMA/LZMAEncoder.h" ++ ++#define STG_E_SEEKERROR ((HRESULT)0x80030019L) ++#define STG_E_MEDIUMFULL ((HRESULT)0x80030070L) ++ ++class CInMemoryStream: ++ public IInStream, ++ public IStreamGetSize, ++ public CMyUnknownImp ++{ ++public: ++ CInMemoryStream(const Bytef *data, UInt64 size) : ++ m_data(data), m_size(size), m_offset(0) {} ++ ++ virtual ~CInMemoryStream() {} ++ ++ MY_UNKNOWN_IMP2(IInStream, IStreamGetSize) ++ ++ STDMETHOD(Read)(void *data, UInt32 size, UInt32 *processedSize) ++ { ++ if (size > m_size - m_offset) ++ size = m_size - m_offset; ++ ++ if (size) { ++ memcpy(data, m_data + m_offset, size); ++ } ++ ++ m_offset += size; ++ ++ if (processedSize) ++ *processedSize = size; ++ ++ return S_OK; ++ } ++ ++ STDMETHOD(ReadPart)(void *data, UInt32 size, UInt32 *processedSize) ++ { ++ return Read(data, size, processedSize); ++ } ++ ++ STDMETHOD(Seek)(Int64 offset, UInt32 seekOrigin, UInt64 *newPosition) ++ { ++ UInt64 _offset; ++ ++ if (seekOrigin == STREAM_SEEK_SET) _offset = offset; ++ else if (seekOrigin == STREAM_SEEK_CUR) _offset = m_offset + offset; ++ else if (seekOrigin == STREAM_SEEK_END) _offset = m_size; ++ else return STG_E_INVALIDFUNCTION; ++ ++ if (_offset < 0 || _offset > m_size) ++ return STG_E_SEEKERROR; ++ ++ m_offset = _offset; ++ ++ if (newPosition) ++ *newPosition = m_offset; ++ ++ return S_OK; ++ } ++ ++ STDMETHOD(GetSize)(UInt64 *size) ++ { ++ *size = m_size; ++ return S_OK; ++ } ++protected: ++ const Bytef *m_data; ++ UInt64 m_size; ++ UInt64 m_offset; ++}; ++ ++class COutMemoryStream: ++ public IOutStream, ++ public CMyUnknownImp ++{ ++public: ++ COutMemoryStream(Bytef *data, UInt64 maxsize) : ++ m_data(data), m_size(0), m_maxsize(maxsize), m_offset(0) {} ++ virtual ~COutMemoryStream() {} ++ ++ MY_UNKNOWN_IMP1(IOutStream) ++ ++ STDMETHOD(Write)(const void *data, UInt32 size, UInt32 *processedSize) ++ { ++ if (size > m_maxsize - m_offset) ++ size = m_maxsize - m_offset; ++ ++ if (size) { ++ memcpy(m_data + m_offset, data, size); ++ } ++ ++ m_offset += size; ++ ++ if (m_offset > m_size) ++ m_size = m_offset; ++ ++ if (processedSize) ++ *processedSize = size; ++ ++ return S_OK; ++ } ++ ++ STDMETHOD(WritePart)(const void *data, UInt32 size, UInt32 *processedSize) ++ { ++ return Write(data, size, processedSize); ++ } ++ ++ STDMETHOD(Seek)(Int64 offset, UInt32 seekOrigin, UInt64 *newPosition) ++ { ++ UInt64 _offset; ++ ++ if (seekOrigin == STREAM_SEEK_SET) _offset = offset; ++ else if (seekOrigin == STREAM_SEEK_CUR) _offset = m_offset + offset; ++ else if (seekOrigin == STREAM_SEEK_END) _offset = m_size; ++ else return STG_E_INVALIDFUNCTION; ++ ++ if (_offset < 0 || _offset > m_maxsize) ++ return STG_E_SEEKERROR; ++ ++ m_offset = _offset; ++ ++ if (newPosition) ++ *newPosition = m_offset; ++ ++ return S_OK; ++ } ++ ++ STDMETHOD(SetSize)(Int64 newSize) ++ { ++ if ((UInt64)newSize > m_maxsize) ++ return STG_E_MEDIUMFULL; ++ ++ return S_OK; ++ } ++protected: ++ Bytef *m_data; ++ UInt64 m_size; ++ UInt64 m_maxsize; ++ UInt64 m_offset; ++}; ++ ++ZEXTERN int ZEXPORT compress2 OF((Bytef *dest, uLongf *destLen, ++ const Bytef *source, uLong sourceLen, ++ int level)) ++{ ++ CInMemoryStream *inStreamSpec = new CInMemoryStream(source, sourceLen); ++ CMyComPtr inStream = inStreamSpec; ++ ++ COutMemoryStream *outStreamSpec = new COutMemoryStream(dest, *destLen); ++ CMyComPtr outStream = outStreamSpec; ++ ++ NCompress::NLZMA::CEncoder *encoderSpec = ++ new NCompress::NLZMA::CEncoder; ++ CMyComPtr encoder = encoderSpec; ++ ++ PROPID propIDs[] = ++ { ++ NCoderPropID::kDictionarySize, ++ NCoderPropID::kPosStateBits, ++ NCoderPropID::kLitContextBits, ++ NCoderPropID::kLitPosBits, ++ NCoderPropID::kAlgorithm, ++ NCoderPropID::kNumFastBytes, ++ NCoderPropID::kMatchFinder, ++ NCoderPropID::kEndMarker ++ }; ++ const int kNumProps = sizeof(propIDs) / sizeof(propIDs[0]); ++ ++ PROPVARIANT properties[kNumProps]; ++ for (int p = 0; p < 6; p++) ++ properties[p].vt = VT_UI4; ++ properties[0].ulVal = UInt32(1 << (level + 14)); ++ properties[1].ulVal = UInt32(ZLIB_PB); ++ properties[2].ulVal = UInt32(ZLIB_LC); // for normal files ++ properties[3].ulVal = UInt32(ZLIB_LP); // for normal files ++ properties[4].ulVal = UInt32(2); ++ properties[5].ulVal = UInt32(128); ++ ++ properties[6].vt = VT_BSTR; ++ properties[6].bstrVal = (BSTR)(const wchar_t *)L"BT4"; ++ ++ properties[7].vt = VT_BOOL; ++ properties[7].boolVal = VARIANT_TRUE; ++ ++ if (encoderSpec->SetCoderProperties(propIDs, properties, kNumProps) != S_OK) ++ return Z_MEM_ERROR; // should not happen ++ ++ HRESULT result = encoder->Code(inStream, outStream, 0, 0, 0); ++ if (result == E_OUTOFMEMORY) ++ { ++ return Z_MEM_ERROR; ++ } ++ else if (result != S_OK) ++ { ++ return Z_BUF_ERROR; // should not happen ++ } ++ ++ UInt64 fileSize; ++ outStreamSpec->Seek(0, STREAM_SEEK_END, &fileSize); ++ *destLen = fileSize; ++ ++ return Z_OK; ++} ++ ++ZEXTERN int ZEXPORT uncompress OF((Bytef *dest, uLongf *destLen, ++ const Bytef *source, uLong sourceLen)) ++{ ++ CInMemoryStream *inStreamSpec = new CInMemoryStream(source, sourceLen); ++ CMyComPtr inStream = inStreamSpec; ++ ++ COutMemoryStream *outStreamSpec = new COutMemoryStream(dest, *destLen); ++ CMyComPtr outStream = outStreamSpec; ++ ++ NCompress::NLZMA::CDecoder *decoderSpec = ++ new NCompress::NLZMA::CDecoder; ++ CMyComPtr decoder = decoderSpec; ++ ++ if (decoderSpec->SetDecoderPropertiesRaw(ZLIB_LC, ++ ZLIB_LP, ZLIB_PB, (1 << 23)) != S_OK) return Z_DATA_ERROR; ++ ++ UInt64 fileSize = *destLen; ++ ++ if (decoder->Code(inStream, outStream, 0, &fileSize, 0) != S_OK) ++ { ++ return Z_DATA_ERROR; ++ } ++ ++ outStreamSpec->Seek(0, STREAM_SEEK_END, &fileSize); ++ *destLen = fileSize; ++ ++ return Z_OK; ++}