mirror of
git://projects.qi-hardware.com/openwrt-xburst.git
synced 2024-11-10 12:33:08 +02:00
add missing stuff for lzma bootloader
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@522 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
kaloz
parent
49f94a1bb2
commit
24f1812847
6
openwrt/package/loader/Config.in
Normal file
6
openwrt/package/loader/Config.in
Normal file
@ -0,0 +1,6 @@
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config BR2_PACKAGE_LOADER
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bool "LZMA compressed kernel loader"
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default y
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help
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LZMA compressed kernel loader (saves much space in the flash)
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39
openwrt/package/loader/Makefile
Normal file
39
openwrt/package/loader/Makefile
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@ -0,0 +1,39 @@
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# $Id$
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include $(TOPDIR)/rules.mk
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PKG_NAME := loader
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PKG_VERSION := 0.03
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PKG_MD5SUM := 2681e6db8e0fe6095f6a90ad9b3f2d33
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PKG_SOURCE_SITE := http://wl500g.dyndns.org/loader/
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PKG_SOURCE_FILE := $(PKG_NAME)-$(PKG_VERSION).tar.gz
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PKG_SOURCE_CAT := zcat
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PKG_SOURCE_DIR := $(PKG_NAME)-$(PKG_VERSION)
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PKG_BUILD_DIR := $(BUILD_DIR)/$(PKG_SOURCE_DIR)
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$(DL_DIR)/$(PKG_SOURCE_FILE):
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mkdir -p $(DL_DIR)
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$(SCRIPT_DIR)/download.pl $(DL_DIR) $(PKG_SOURCE_FILE) $(PKG_MD5SUM) $(PKG_SOURCE_SITE)
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$(PKG_BUILD_DIR)/.patched: $(DL_DIR)/$(PKG_SOURCE_FILE)
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mkdir -p $(TOOL_BUILD_DIR)
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$(PKG_SOURCE_CAT) $(DL_DIR)/$(PKG_SOURCE_FILE) | tar -C $(BUILD_DIR) $(TAR_OPTIONS) -
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$(PATCH) $(PKG_BUILD_DIR) ./patches
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touch $(PKG_BUILD_DIR)/.patched
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$(PKG_BUILD_DIR)/loader.gz: $(PKG_BUILD_DIR)/.patched
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$(MAKE) -C $(PKG_BUILD_DIR) CC=$(TARGET_CC) \
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LD=$(TARGET_CROSS)ld CROSS_COMPILE=$(TARGET_CROSS)
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$(BUILD_DIR)/lzmaldr: $(PKG_BUILD_DIR)/loader.gz
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cp $< $@
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source: $(DL_DIR)/$(PKG_SOURCE_FILE)
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prepare: $(PKG_BUILD_DIR)/.patched
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compile: $(BUILD_DIR)/lzmaldr
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install:
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clean:
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rm -rf $(PKG_BUILD_DIR)
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rm -f $(BUILD_DIR)/lzmaldr
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12
openwrt/package/loader/patches/toolchain.patch
Normal file
12
openwrt/package/loader/patches/toolchain.patch
Normal file
@ -0,0 +1,12 @@
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--- loader-0.03/Makefile 2005-03-28 22:15:24.569677129 +0400
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+++ loader/Makefile 2005-03-28 22:16:42.339989214 +0400
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@@ -24,7 +24,8 @@
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CFLAGS = -D__KERNEL__ -Wall -Wstrict-prototypes -Wno-trigraphs -O2 \
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-fno-strict-aliasing -fno-common -fomit-frame-pointer -G 0 -mno-abicalls -fno-pic \
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- -ffunction-sections -pipe -mcpu=r4600 -mips2 -Wa,--trap -m4710a0kern
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+ -ffunction-sections -pipe -mlong-calls -fno-common \
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+ -mabi=32 -march=mips32 -Wa,-32 -Wa,-march=mips32 -Wa,-mips32 -Wa,--trap
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CFLAGS += -DLOADADDR=$(TEXT_START) -D_LZMA_IN_CB
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ASFLAGS = $(CFLAGS) -D__ASSEMBLY__ -DBZ_TEXT_START=$(BZ_TEXT_START)
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51
openwrt/target/lzma/Makefile
Normal file
51
openwrt/target/lzma/Makefile
Normal file
@ -0,0 +1,51 @@
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#############################################################
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#
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# lzma target
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#
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#############################################################
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include $(TOPDIR)/rules.mk
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LZMA_DIR=$(BUILD_DIR)/lzma
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LZMA_SOURCE=lzma406.zip
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LZMA_SITE=http://www.7-zip.org/dl
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LZMA_LIB_DIR=$(LZMA_DIR)/SRC/7zip/Compress/LZMA_Lib
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LZMA_ALONE_DIR=$(LZMA_DIR)/SRC/7zip/Compress/LZMA_Alone
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TARGETS=$(LZMA_LIB_DIR)/liblzma.a $(LZMA_ALONE_DIR)/lzma
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$(DL_DIR)/$(LZMA_SOURCE):
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$(SCRIPT_DIR)/download.pl $(DL_DIR) $(LZMA_SOURCE) x $(LZMA_SITE)
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$(LZMA_DIR)/.unpacked: $(DL_DIR)/$(LZMA_SOURCE)
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@rm -rf $(LZMA_DIR) && mkdir -p $(LZMA_DIR)
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unzip -q $^ -d $(LZMA_DIR)
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patch -d $(LZMA_DIR) -p1 < lzma-406-zlib-stream.patch
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touch $(LZMA_DIR)/.unpacked
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$(LZMA_LIB_DIR)/liblzma.a: $(LZMA_DIR)/.unpacked
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$(MAKE) -C $(LZMA_LIB_DIR)
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$(LZMA_ALONE_DIR)/lzma: $(LZMA_DIR)/.unpacked
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$(MAKE) -C $(LZMA_ALONE_DIR)
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lzma: $(TARGETS)
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cp -f $^ $(LZMA_DIR)
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lzma-source: $(DL_DIR)/$(LZMA_SOURCE)
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lzma-clean:
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-$(MAKE) -C $(LZMA_LIB_DIR) clean
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-$(MAKE) -C $(LZMA_ALONE_DIR) clean
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rm -f $(LZMA_DIR)/liblzma.a $(LZMA_DIR)/lzma
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lzma-dirclean:
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rm -rf $(LZMA_DIR)
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#############################################################
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prepare: $(LZMA_DIR)/.unpacked
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compile: lzma
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install: lzma
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clean: lzma-dirclean
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405
openwrt/target/lzma/lzma-406-zlib-stream.patch
Normal file
405
openwrt/target/lzma/lzma-406-zlib-stream.patch
Normal file
@ -0,0 +1,405 @@
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diff -BurN lzma406/SRC/7zip/Compress/LZMA/LZMADecoder.cpp lzma/SRC/7zip/Compress/LZMA/LZMADecoder.cpp
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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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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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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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+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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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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+ *
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||||||
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+ * You should have received a copy of the GNU Lesser General
|
||||||
|
+ * 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)
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|
+ {
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+ if (size > m_size - m_offset)
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+ size = m_size - m_offset;
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+
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+ if (size) {
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|
+ memcpy(data, m_data + m_offset, size);
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|
+ }
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+
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+ m_offset += size;
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+
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|
+ if (processedSize)
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||||||
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+ *processedSize = size;
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+
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||||||
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+ return S_OK;
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||||||
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+ }
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+
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+ STDMETHOD(ReadPart)(void *data, UInt32 size, UInt32 *processedSize)
|
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|
+ {
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+ return Read(data, size, processedSize);
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||||||
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+ }
|
||||||
|
+
|
||||||
|
+ 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