mirror of
git://projects.qi-hardware.com/openwrt-xburst.git
synced 2024-12-25 03:13:20 +02:00
try to re-add the lzma patch
git-svn-id: svn://svn.openwrt.org/openwrt/trunk/openwrt@2115 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
nbd
parent
12fffaca64
commit
a943543df0
@ -2,404 +2,404 @@ diff -BurN lzma406/SRC/7zip/Compress/LZMA/LZMADecoder.cpp lzma/SRC/7zip/Compress
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--- lzma406/SRC/7zip/Compress/LZMA/LZMADecoder.cpp 2004-08-25 01:40:48.000000000 +0400
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+++ lzma/SRC/7zip/Compress/LZMA/LZMADecoder.cpp 2005-01-20 14:47:45.789801629 +0300
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@@ -288,12 +288,17 @@
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Byte remainder = (Byte)(properties[0] / 9);
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int lp = remainder % 5;
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int pb = remainder / 5;
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- if (pb > NLength::kNumPosStatesBitsMax)
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- return E_INVALIDARG;
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- _posStateMask = (1 << pb) - 1;
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UInt32 dictionarySize = 0;
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for (int i = 0; i < 4; i++)
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dictionarySize += ((UInt32)(properties[1 + i])) << (i * 8);
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+ return SetDecoderPropertiesRaw(lc, lp, pb, dictionarySize);
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+}
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+
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+STDMETHODIMP CDecoder::SetDecoderPropertiesRaw(int lc, int lp, int pb, UInt32 dictionarySize)
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+{
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+ if (pb > NLength::kNumPosStatesBitsMax)
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+ return E_INVALIDARG;
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+ _posStateMask = (1 << pb) - 1;
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_dictionarySizeCheck = MyMax(dictionarySize, UInt32(1));
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UInt32 blockSize = MyMax(_dictionarySizeCheck, UInt32(1 << 12));
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if (!_outWindowStream.Create(blockSize))
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Byte remainder = (Byte)(properties[0] / 9);
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int lp = remainder % 5;
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int pb = remainder / 5;
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- if (pb > NLength::kNumPosStatesBitsMax)
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- return E_INVALIDARG;
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- _posStateMask = (1 << pb) - 1;
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UInt32 dictionarySize = 0;
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for (int i = 0; i < 4; i++)
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dictionarySize += ((UInt32)(properties[1 + i])) << (i * 8);
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+ return SetDecoderPropertiesRaw(lc, lp, pb, dictionarySize);
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+}
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+
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+STDMETHODIMP CDecoder::SetDecoderPropertiesRaw(int lc, int lp, int pb, UInt32 dictionarySize)
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+{
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+ if (pb > NLength::kNumPosStatesBitsMax)
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+ return E_INVALIDARG;
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+ _posStateMask = (1 << pb) - 1;
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_dictionarySizeCheck = MyMax(dictionarySize, UInt32(1));
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UInt32 blockSize = MyMax(_dictionarySizeCheck, UInt32(1 << 12));
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if (!_outWindowStream.Create(blockSize))
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diff -BurN lzma406/SRC/7zip/Compress/LZMA/LZMADecoder.h lzma/SRC/7zip/Compress/LZMA/LZMADecoder.h
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--- lzma406/SRC/7zip/Compress/LZMA/LZMADecoder.h 2004-08-25 01:40:08.000000000 +0400
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+++ lzma/SRC/7zip/Compress/LZMA/LZMADecoder.h 2005-01-20 13:06:59.081297916 +0300
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@@ -234,6 +234,8 @@
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STDMETHOD(Read)(void *data, UInt32 size, UInt32 *processedSize);
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STDMETHOD(ReadPart)(void *data, UInt32 size, UInt32 *processedSize);
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+ STDMETHOD(SetDecoderPropertiesRaw)(int lc, int lp, int pb, UInt32 dictionarySize);
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+
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virtual ~CDecoder() {}
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};
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STDMETHOD(Read)(void *data, UInt32 size, UInt32 *processedSize);
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STDMETHOD(ReadPart)(void *data, UInt32 size, UInt32 *processedSize);
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+ STDMETHOD(SetDecoderPropertiesRaw)(int lc, int lp, int pb, UInt32 dictionarySize);
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+
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virtual ~CDecoder() {}
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};
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diff -BurN lzma406/SRC/7zip/Compress/LZMA_Lib/makefile lzma/SRC/7zip/Compress/LZMA_Lib/makefile
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--- lzma406/SRC/7zip/Compress/LZMA_Lib/makefile 1970-01-01 03:00:00.000000000 +0300
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+++ lzma/SRC/7zip/Compress/LZMA_Lib/makefile 2005-01-19 13:49:20.000000000 +0300
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@@ -0,0 +1,88 @@
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+PROG = liblzma.a
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+CXX = g++ -O3 -Wall
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+PROG = liblzma.a
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+CXX = g++ -O3 -Wall
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+AR = ar
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+RM = rm -f
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+CFLAGS = -c
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+
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+OBJS = \
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+ ZLib.o \
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+ LZMADecoder.o \
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+ LZMAEncoder.o \
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+ LZInWindow.o \
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+ LZOutWindow.o \
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+ RangeCoderBit.o \
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+ InBuffer.o \
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+ OutBuffer.o \
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+ FileStreams.o \
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+ Alloc.o \
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+ C_FileIO.o \
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+ CommandLineParser.o \
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+ CRC.o \
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+ String.o \
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+ StringConvert.o \
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+ StringToInt.o \
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+ Vector.o \
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+
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+
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+all: $(PROG)
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+
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+$(PROG): $(OBJS)
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+ $(AR) r $(PROG) $(OBJS)
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+
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+ZLib.o: ZLib.cpp
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+ $(CXX) $(CFLAGS) ZLib.cpp
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+
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+LZMADecoder.o: ../LZMA/LZMADecoder.cpp
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+ $(CXX) $(CFLAGS) ../LZMA/LZMADecoder.cpp
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+
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+LZMAEncoder.o: ../LZMA/LZMAEncoder.cpp
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+ $(CXX) $(CFLAGS) ../LZMA/LZMAEncoder.cpp
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+
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+LZInWindow.o: ../LZ/LZInWindow.cpp
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+ $(CXX) $(CFLAGS) ../LZ/LZInWindow.cpp
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+
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+LZOutWindow.o: ../LZ/LZOutWindow.cpp
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+ $(CXX) $(CFLAGS) ../LZ/LZOutWindow.cpp
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+
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+RangeCoderBit.o: ../RangeCoder/RangeCoderBit.cpp
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+ $(CXX) $(CFLAGS) ../RangeCoder/RangeCoderBit.cpp
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+
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+InBuffer.o: ../../Common/InBuffer.cpp
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+ $(CXX) $(CFLAGS) ../../Common/InBuffer.cpp
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+
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+OutBuffer.o: ../../Common/OutBuffer.cpp
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+ $(CXX) $(CFLAGS) ../../Common/OutBuffer.cpp
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+
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+FileStreams.o: ../../Common/FileStreams.cpp
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+ $(CXX) $(CFLAGS) ../../Common/FileStreams.cpp
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+
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+Alloc.o: ../../../Common/Alloc.cpp
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+ $(CXX) $(CFLAGS) ../../../Common/Alloc.cpp
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+
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+C_FileIO.o: ../../../Common/C_FileIO.cpp
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+ $(CXX) $(CFLAGS) ../../../Common/C_FileIO.cpp
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+
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+CommandLineParser.o: ../../../Common/CommandLineParser.cpp
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+ $(CXX) $(CFLAGS) ../../../Common/CommandLineParser.cpp
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+
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+CRC.o: ../../../Common/CRC.cpp
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+ $(CXX) $(CFLAGS) ../../../Common/CRC.cpp
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+
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+MyWindows.o: ../../../Common/MyWindows.cpp
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+ $(CXX) $(CFLAGS) ../../../Common/MyWindows.cpp
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+
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+String.o: ../../../Common/String.cpp
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+ $(CXX) $(CFLAGS) ../../../Common/String.cpp
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+
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+StringConvert.o: ../../../Common/StringConvert.cpp
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+ $(CXX) $(CFLAGS) ../../../Common/StringConvert.cpp
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+
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+StringToInt.o: ../../../Common/StringToInt.cpp
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+ $(CXX) $(CFLAGS) ../../../Common/StringToInt.cpp
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+
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+Vector.o: ../../../Common/Vector.cpp
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+ $(CXX) $(CFLAGS) ../../../Common/Vector.cpp
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+
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+clean:
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+ -$(RM) $(PROG) $(OBJS)
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+
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+RM = rm -f
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+CFLAGS = -c
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+
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+OBJS = \
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+ ZLib.o \
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+ LZMADecoder.o \
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+ LZMAEncoder.o \
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+ LZInWindow.o \
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+ LZOutWindow.o \
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+ RangeCoderBit.o \
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+ InBuffer.o \
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+ OutBuffer.o \
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+ FileStreams.o \
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+ Alloc.o \
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+ C_FileIO.o \
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+ CommandLineParser.o \
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+ CRC.o \
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+ String.o \
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+ StringConvert.o \
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+ StringToInt.o \
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+ Vector.o \
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+
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+
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+all: $(PROG)
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+
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+$(PROG): $(OBJS)
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+ $(AR) r $(PROG) $(OBJS)
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+
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+ZLib.o: ZLib.cpp
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+ $(CXX) $(CFLAGS) ZLib.cpp
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+
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+LZMADecoder.o: ../LZMA/LZMADecoder.cpp
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+ $(CXX) $(CFLAGS) ../LZMA/LZMADecoder.cpp
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+
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+LZMAEncoder.o: ../LZMA/LZMAEncoder.cpp
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+ $(CXX) $(CFLAGS) ../LZMA/LZMAEncoder.cpp
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+
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+LZInWindow.o: ../LZ/LZInWindow.cpp
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+ $(CXX) $(CFLAGS) ../LZ/LZInWindow.cpp
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+
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+LZOutWindow.o: ../LZ/LZOutWindow.cpp
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+ $(CXX) $(CFLAGS) ../LZ/LZOutWindow.cpp
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+
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+RangeCoderBit.o: ../RangeCoder/RangeCoderBit.cpp
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+ $(CXX) $(CFLAGS) ../RangeCoder/RangeCoderBit.cpp
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+
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+InBuffer.o: ../../Common/InBuffer.cpp
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+ $(CXX) $(CFLAGS) ../../Common/InBuffer.cpp
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+
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+OutBuffer.o: ../../Common/OutBuffer.cpp
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+ $(CXX) $(CFLAGS) ../../Common/OutBuffer.cpp
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+
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+FileStreams.o: ../../Common/FileStreams.cpp
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+ $(CXX) $(CFLAGS) ../../Common/FileStreams.cpp
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+
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+Alloc.o: ../../../Common/Alloc.cpp
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+ $(CXX) $(CFLAGS) ../../../Common/Alloc.cpp
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+
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+C_FileIO.o: ../../../Common/C_FileIO.cpp
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+ $(CXX) $(CFLAGS) ../../../Common/C_FileIO.cpp
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+
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+CommandLineParser.o: ../../../Common/CommandLineParser.cpp
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+ $(CXX) $(CFLAGS) ../../../Common/CommandLineParser.cpp
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+
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+CRC.o: ../../../Common/CRC.cpp
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+ $(CXX) $(CFLAGS) ../../../Common/CRC.cpp
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+
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+MyWindows.o: ../../../Common/MyWindows.cpp
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+ $(CXX) $(CFLAGS) ../../../Common/MyWindows.cpp
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+
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+String.o: ../../../Common/String.cpp
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+ $(CXX) $(CFLAGS) ../../../Common/String.cpp
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+
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+StringConvert.o: ../../../Common/StringConvert.cpp
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+ $(CXX) $(CFLAGS) ../../../Common/StringConvert.cpp
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+
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+StringToInt.o: ../../../Common/StringToInt.cpp
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+ $(CXX) $(CFLAGS) ../../../Common/StringToInt.cpp
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+
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+Vector.o: ../../../Common/Vector.cpp
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+ $(CXX) $(CFLAGS) ../../../Common/Vector.cpp
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+
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+clean:
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+ -$(RM) $(PROG) $(OBJS)
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+
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diff -BurN lzma406/SRC/7zip/Compress/LZMA_Lib/ZLib.cpp lzma/SRC/7zip/Compress/LZMA_Lib/ZLib.cpp
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--- lzma406/SRC/7zip/Compress/LZMA_Lib/ZLib.cpp 1970-01-01 03:00:00.000000000 +0300
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+++ lzma/SRC/7zip/Compress/LZMA_Lib/ZLib.cpp 2005-01-20 15:01:18.439221129 +0300
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@@ -0,0 +1,273 @@
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+/*
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+ * lzma zlib simplified wrapper
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+ *
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+ * Copyright (c) 2005 Oleg I. Vdovikin <oleg@cs.msu.su>
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+ *
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+ * This library is free software; you can redistribute
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+ * it and/or modify it under the terms of the GNU Lesser
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+ * General Public License as published by the Free Software
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+ * Foundation; either version 2.1 of the License, or
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+ * (at your option) any later version.
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+ *
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+ * This library is distributed in the hope that it will be
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+ * useful, but WITHOUT ANY WARRANTY; without even the implied
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+ * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
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+ * PURPOSE. See the GNU Lesser General Public License
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+ * for more details.
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+ *
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+ * You should have received a copy of the GNU Lesser General
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+ * Public License along with this library; if not, write to
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+ * the Free Software Foundation, Inc., 59 Temple Place,
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+ * Suite 330, Boston, MA 02111-1307 USA
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+ */
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+
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+/*
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+ * default values for encoder/decoder used by wrapper
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+ */
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+
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+#include <zlib.h>
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+
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+#define ZLIB_LC 3
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+#define ZLIB_LP 0
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+#define ZLIB_PB 2
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+
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+#ifdef WIN32
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+#include <initguid.h>
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+#else
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+#define INITGUID
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+#endif
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+
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+#include "../../../Common/MyWindows.h"
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+#include "../LZMA/LZMADecoder.h"
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+#include "../LZMA/LZMAEncoder.h"
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+
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+#define STG_E_SEEKERROR ((HRESULT)0x80030019L)
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+#define STG_E_MEDIUMFULL ((HRESULT)0x80030070L)
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+
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+class CInMemoryStream:
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+ public IInStream,
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+ public IStreamGetSize,
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+ public CMyUnknownImp
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+{
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+public:
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+ CInMemoryStream(const Bytef *data, UInt64 size) :
|
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+ m_data(data), m_size(size), m_offset(0) {}
|
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+
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+ virtual ~CInMemoryStream() {}
|
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+
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+ MY_UNKNOWN_IMP2(IInStream, IStreamGetSize)
|
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+
|
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+ 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);
|
||||
+ }
|
||||
+
|
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+ m_offset += size;
|
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+
|
||||
+ 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;
|
||||
+}
|
||||
|
||||
Loading…
Reference in New Issue
Block a user