try to re-add the lzma patch

git-svn-id: svn://svn.openwrt.org/openwrt/trunk/openwrt@2115 3c298f89-4303-0410-b956-a3cf2f4a3e73

1 files changed, 388 insertions, 388 deletions

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 <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;

++}