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-rw-r--r--packages/lzma/files/lzma-406-zlib-stream.patch776
1 files changed, 388 insertions, 388 deletions
diff --git a/packages/lzma/files/lzma-406-zlib-stream.patch b/packages/lzma/files/lzma-406-zlib-stream.patch
index 0e7734281d..5af976372c 100644
--- a/packages/lzma/files/lzma-406-zlib-stream.patch
+++ b/packages/lzma/files/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 -I ../../../
-+
-+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 <oleg@cs.msu.su>
-+ *
-+ * 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 <zlib.h>
-+
-+#define ZLIB_LC 3
-+#define ZLIB_LP 0
-+#define ZLIB_PB 2
-+
-+#ifdef WIN32
-+#include <initguid.h>
-+#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<ISequentialInStream> inStream = inStreamSpec;
-+
-+ COutMemoryStream *outStreamSpec = new COutMemoryStream(dest, *destLen);
-+ CMyComPtr<ISequentialOutStream> outStream = outStreamSpec;
-+
-+ NCompress::NLZMA::CEncoder *encoderSpec =
-+ new NCompress::NLZMA::CEncoder;
-+ CMyComPtr<ICompressCoder> 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<ISequentialInStream> inStream = inStreamSpec;
-+
-+ COutMemoryStream *outStreamSpec = new COutMemoryStream(dest, *destLen);
-+ CMyComPtr<ISequentialOutStream> outStream = outStreamSpec;
-+
-+ NCompress::NLZMA::CDecoder *decoderSpec =
-+ new NCompress::NLZMA::CDecoder;
-+ CMyComPtr<ICompressCoder> 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 <oleg@cs.msu.su>
++ *
++ * 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 <zlib.h>
++
++#define ZLIB_LC 3
++#define ZLIB_LP 0
++#define ZLIB_PB 2
++
++#ifdef WIN32
++#include <initguid.h>
++#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<ISequentialInStream> inStream = inStreamSpec;
++
++ COutMemoryStream *outStreamSpec = new COutMemoryStream(dest, *destLen);
++ CMyComPtr<ISequentialOutStream> outStream = outStreamSpec;
++
++ NCompress::NLZMA::CEncoder *encoderSpec =
++ new NCompress::NLZMA::CEncoder;
++ CMyComPtr<ICompressCoder> 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<ISequentialInStream> inStream = inStreamSpec;
++
++ COutMemoryStream *outStreamSpec = new COutMemoryStream(dest, *destLen);
++ CMyComPtr<ISequentialOutStream> outStream = outStreamSpec;
++
++ NCompress::NLZMA::CDecoder *decoderSpec =
++ new NCompress::NLZMA::CDecoder;
++ CMyComPtr<ICompressCoder> 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;
++}
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-12 01:37:12 +0000