diff options
Diffstat (limited to 'release/src/linux/linux/scripts/squashfs/lzma/C/7zip/Compress/LZMA_C')
9 files changed, 2674 insertions, 0 deletions
diff --git a/release/src/linux/linux/scripts/squashfs/lzma/C/7zip/Compress/LZMA_C/LzmaDecode.c b/release/src/linux/linux/scripts/squashfs/lzma/C/7zip/Compress/LZMA_C/LzmaDecode.c new file mode 100644 index 00000000..5c9d67f7 --- /dev/null +++ b/release/src/linux/linux/scripts/squashfs/lzma/C/7zip/Compress/LZMA_C/LzmaDecode.c @@ -0,0 +1,588 @@ +/*
+ LzmaDecode.c
+ LZMA Decoder (optimized for Speed version)
+
+ LZMA SDK 4.22 Copyright (c) 1999-2005 Igor Pavlov (2005-06-10)
+ http://www.7-zip.org/
+
+ LZMA SDK is licensed under two licenses:
+ 1) GNU Lesser General Public License (GNU LGPL)
+ 2) Common Public License (CPL)
+ It means that you can select one of these two licenses and
+ follow rules of that license.
+
+ SPECIAL EXCEPTION:
+ Igor Pavlov, as the author of this Code, expressly permits you to
+ statically or dynamically link your Code (or bind by name) to the
+ interfaces of this file without subjecting your linked Code to the
+ terms of the CPL or GNU LGPL. Any modifications or additions
+ to this file, however, are subject to the LGPL or CPL terms.
+*/
+
+#include "LzmaDecode.h"
+
+#ifndef Byte
+#define Byte unsigned char
+#endif
+
+#define kNumTopBits 24
+#define kTopValue ((UInt32)1 << kNumTopBits)
+
+#define kNumBitModelTotalBits 11
+#define kBitModelTotal (1 << kNumBitModelTotalBits)
+#define kNumMoveBits 5
+
+#define RC_READ_BYTE (*Buffer++)
+
+#define RC_INIT2 Code = 0; Range = 0xFFFFFFFF; \
+ { int i; for(i = 0; i < 5; i++) { RC_TEST; Code = (Code << 8) | RC_READ_BYTE; }}
+
+#ifdef _LZMA_IN_CB
+
+#define RC_TEST { if (Buffer == BufferLim) \
+ { SizeT size; int result = InCallback->Read(InCallback, &Buffer, &size); if (result != LZMA_RESULT_OK) return result; \
+ BufferLim = Buffer + size; if (size == 0) return LZMA_RESULT_DATA_ERROR; }}
+
+#define RC_INIT Buffer = BufferLim = 0; RC_INIT2
+
+#else
+
+#define RC_TEST { if (Buffer == BufferLim) return LZMA_RESULT_DATA_ERROR; }
+
+#define RC_INIT(buffer, bufferSize) Buffer = buffer; BufferLim = buffer + bufferSize; RC_INIT2
+
+#endif
+
+#define RC_NORMALIZE if (Range < kTopValue) { RC_TEST; Range <<= 8; Code = (Code << 8) | RC_READ_BYTE; }
+
+#define IfBit0(p) RC_NORMALIZE; bound = (Range >> kNumBitModelTotalBits) * *(p); if (Code < bound)
+#define UpdateBit0(p) Range = bound; *(p) += (kBitModelTotal - *(p)) >> kNumMoveBits;
+#define UpdateBit1(p) Range -= bound; Code -= bound; *(p) -= (*(p)) >> kNumMoveBits;
+
+#define RC_GET_BIT2(p, mi, A0, A1) IfBit0(p) \
+ { UpdateBit0(p); mi <<= 1; A0; } else \
+ { UpdateBit1(p); mi = (mi + mi) + 1; A1; }
+
+#define RC_GET_BIT(p, mi) RC_GET_BIT2(p, mi, ; , ;)
+
+#define RangeDecoderBitTreeDecode(probs, numLevels, res) \
+ { int i = numLevels; res = 1; \
+ do { CProb *p = probs + res; RC_GET_BIT(p, res) } while(--i != 0); \
+ res -= (1 << numLevels); }
+
+
+#define kNumPosBitsMax 4
+#define kNumPosStatesMax (1 << kNumPosBitsMax)
+
+#define kLenNumLowBits 3
+#define kLenNumLowSymbols (1 << kLenNumLowBits)
+#define kLenNumMidBits 3
+#define kLenNumMidSymbols (1 << kLenNumMidBits)
+#define kLenNumHighBits 8
+#define kLenNumHighSymbols (1 << kLenNumHighBits)
+
+#define LenChoice 0
+#define LenChoice2 (LenChoice + 1)
+#define LenLow (LenChoice2 + 1)
+#define LenMid (LenLow + (kNumPosStatesMax << kLenNumLowBits))
+#define LenHigh (LenMid + (kNumPosStatesMax << kLenNumMidBits))
+#define kNumLenProbs (LenHigh + kLenNumHighSymbols)
+
+
+#define kNumStates 12
+#define kNumLitStates 7
+
+#define kStartPosModelIndex 4
+#define kEndPosModelIndex 14
+#define kNumFullDistances (1 << (kEndPosModelIndex >> 1))
+
+#define kNumPosSlotBits 6
+#define kNumLenToPosStates 4
+
+#define kNumAlignBits 4
+#define kAlignTableSize (1 << kNumAlignBits)
+
+#define kMatchMinLen 2
+
+#define IsMatch 0
+#define IsRep (IsMatch + (kNumStates << kNumPosBitsMax))
+#define IsRepG0 (IsRep + kNumStates)
+#define IsRepG1 (IsRepG0 + kNumStates)
+#define IsRepG2 (IsRepG1 + kNumStates)
+#define IsRep0Long (IsRepG2 + kNumStates)
+#define PosSlot (IsRep0Long + (kNumStates << kNumPosBitsMax))
+#define SpecPos (PosSlot + (kNumLenToPosStates << kNumPosSlotBits))
+#define Align (SpecPos + kNumFullDistances - kEndPosModelIndex)
+#define LenCoder (Align + kAlignTableSize)
+#define RepLenCoder (LenCoder + kNumLenProbs)
+#define Literal (RepLenCoder + kNumLenProbs)
+
+#if Literal != LZMA_BASE_SIZE
+StopCompilingDueBUG
+#endif
+
+int LzmaDecodeProperties(CLzmaProperties *propsRes, const unsigned char *propsData, int size)
+{
+ unsigned char prop0;
+ if (size < LZMA_PROPERTIES_SIZE)
+ return LZMA_RESULT_DATA_ERROR;
+ prop0 = propsData[0];
+ if (prop0 >= (9 * 5 * 5))
+ return LZMA_RESULT_DATA_ERROR;
+ {
+ for (propsRes->pb = 0; prop0 >= (9 * 5); propsRes->pb++, prop0 -= (9 * 5));
+ for (propsRes->lp = 0; prop0 >= 9; propsRes->lp++, prop0 -= 9);
+ propsRes->lc = prop0;
+ /*
+ unsigned char remainder = (unsigned char)(prop0 / 9);
+ propsRes->lc = prop0 % 9;
+ propsRes->pb = remainder / 5;
+ propsRes->lp = remainder % 5;
+ */
+ }
+
+ #ifdef _LZMA_OUT_READ
+ {
+ int i;
+ propsRes->DictionarySize = 0;
+ for (i = 0; i < 4; i++)
+ propsRes->DictionarySize += (UInt32)(propsData[1 + i]) << (i * 8);
+ if (propsRes->DictionarySize == 0)
+ propsRes->DictionarySize = 1;
+ }
+ #endif
+ return LZMA_RESULT_OK;
+}
+
+#define kLzmaStreamWasFinishedId (-1)
+
+int LzmaDecode(CLzmaDecoderState *vs,
+ #ifdef _LZMA_IN_CB
+ ILzmaInCallback *InCallback,
+ #else
+ const unsigned char *inStream, SizeT inSize, SizeT *inSizeProcessed,
+ #endif
+ unsigned char *outStream, SizeT outSize, SizeT *outSizeProcessed)
+{
+ CProb *p = vs->Probs;
+ SizeT nowPos = 0;
+ Byte previousByte = 0;
+ UInt32 posStateMask = (1 << (vs->Properties.pb)) - 1;
+ UInt32 literalPosMask = (1 << (vs->Properties.lp)) - 1;
+ int lc = vs->Properties.lc;
+
+ #ifdef _LZMA_OUT_READ
+
+ UInt32 Range = vs->Range;
+ UInt32 Code = vs->Code;
+ #ifdef _LZMA_IN_CB
+ const Byte *Buffer = vs->Buffer;
+ const Byte *BufferLim = vs->BufferLim;
+ #else
+ const Byte *Buffer = inStream;
+ const Byte *BufferLim = inStream + inSize;
+ #endif
+ int state = vs->State;
+ UInt32 rep0 = vs->Reps[0], rep1 = vs->Reps[1], rep2 = vs->Reps[2], rep3 = vs->Reps[3];
+ int len = vs->RemainLen;
+ UInt32 globalPos = vs->GlobalPos;
+ UInt32 distanceLimit = vs->DistanceLimit;
+
+ Byte *dictionary = vs->Dictionary;
+ UInt32 dictionarySize = vs->Properties.DictionarySize;
+ UInt32 dictionaryPos = vs->DictionaryPos;
+
+ Byte tempDictionary[4];
+
+ #ifndef _LZMA_IN_CB
+ *inSizeProcessed = 0;
+ #endif
+ *outSizeProcessed = 0;
+ if (len == kLzmaStreamWasFinishedId)
+ return LZMA_RESULT_OK;
+
+ if (dictionarySize == 0)
+ {
+ dictionary = tempDictionary;
+ dictionarySize = 1;
+ tempDictionary[0] = vs->TempDictionary[0];
+ }
+
+ if (len == kLzmaNeedInitId)
+ {
+ {
+ UInt32 numProbs = Literal + ((UInt32)LZMA_LIT_SIZE << (lc + vs->Properties.lp));
+ UInt32 i;
+ for (i = 0; i < numProbs; i++)
+ p[i] = kBitModelTotal >> 1;
+ rep0 = rep1 = rep2 = rep3 = 1;
+ state = 0;
+ globalPos = 0;
+ distanceLimit = 0;
+ dictionaryPos = 0;
+ dictionary[dictionarySize - 1] = 0;
+ #ifdef _LZMA_IN_CB
+ RC_INIT;
+ #else
+ RC_INIT(inStream, inSize);
+ #endif
+ }
+ len = 0;
+ }
+ while(len != 0 && nowPos < outSize)
+ {
+ UInt32 pos = dictionaryPos - rep0;
+ if (pos >= dictionarySize)
+ pos += dictionarySize;
+ outStream[nowPos++] = dictionary[dictionaryPos] = dictionary[pos];
+ if (++dictionaryPos == dictionarySize)
+ dictionaryPos = 0;
+ len--;
+ }
+ if (dictionaryPos == 0)
+ previousByte = dictionary[dictionarySize - 1];
+ else
+ previousByte = dictionary[dictionaryPos - 1];
+
+ #else /* if !_LZMA_OUT_READ */
+
+ int state = 0;
+ UInt32 rep0 = 1, rep1 = 1, rep2 = 1, rep3 = 1;
+ int len = 0;
+ const Byte *Buffer;
+ const Byte *BufferLim;
+ UInt32 Range;
+ UInt32 Code;
+
+ #ifndef _LZMA_IN_CB
+ *inSizeProcessed = 0;
+ #endif
+ *outSizeProcessed = 0;
+
+ {
+ UInt32 i;
+ UInt32 numProbs = Literal + ((UInt32)LZMA_LIT_SIZE << (lc + vs->Properties.lp));
+ for (i = 0; i < numProbs; i++)
+ p[i] = kBitModelTotal >> 1;
+ }
+
+ #ifdef _LZMA_IN_CB
+ RC_INIT;
+ #else
+ RC_INIT(inStream, inSize);
+ #endif
+
+ #endif /* _LZMA_OUT_READ */
+
+ while(nowPos < outSize)
+ {
+ CProb *prob;
+ UInt32 bound;
+ int posState = (int)(
+ (nowPos
+ #ifdef _LZMA_OUT_READ
+ + globalPos
+ #endif
+ )
+ & posStateMask);
+
+ prob = p + IsMatch + (state << kNumPosBitsMax) + posState;
+ IfBit0(prob)
+ {
+ int symbol = 1;
+ UpdateBit0(prob)
+ prob = p + Literal + (LZMA_LIT_SIZE *
+ (((
+ (nowPos
+ #ifdef _LZMA_OUT_READ
+ + globalPos
+ #endif
+ )
+ & literalPosMask) << lc) + (previousByte >> (8 - lc))));
+
+ if (state >= kNumLitStates)
+ {
+ int matchByte;
+ #ifdef _LZMA_OUT_READ
+ UInt32 pos = dictionaryPos - rep0;
+ if (pos >= dictionarySize)
+ pos += dictionarySize;
+ matchByte = dictionary[pos];
+ #else
+ matchByte = outStream[nowPos - rep0];
+ #endif
+ do
+ {
+ int bit;
+ CProb *probLit;
+ matchByte <<= 1;
+ bit = (matchByte & 0x100);
+ probLit = prob + 0x100 + bit + symbol;
+ RC_GET_BIT2(probLit, symbol, if (bit != 0) break, if (bit == 0) break)
+ }
+ while (symbol < 0x100);
+ }
+ while (symbol < 0x100)
+ {
+ CProb *probLit = prob + symbol;
+ RC_GET_BIT(probLit, symbol)
+ }
+ previousByte = (Byte)symbol;
+
+ outStream[nowPos++] = previousByte;
+ #ifdef _LZMA_OUT_READ
+ if (distanceLimit < dictionarySize)
+ distanceLimit++;
+
+ dictionary[dictionaryPos] = previousByte;
+ if (++dictionaryPos == dictionarySize)
+ dictionaryPos = 0;
+ #endif
+ if (state < 4) state = 0;
+ else if (state < 10) state -= 3;
+ else state -= 6;
+ }
+ else
+ {
+ UpdateBit1(prob);
+ prob = p + IsRep + state;
+ IfBit0(prob)
+ {
+ UpdateBit0(prob);
+ rep3 = rep2;
+ rep2 = rep1;
+ rep1 = rep0;
+ state = state < kNumLitStates ? 0 : 3;
+ prob = p + LenCoder;
+ }
+ else
+ {
+ UpdateBit1(prob);
+ prob = p + IsRepG0 + state;
+ IfBit0(prob)
+ {
+ UpdateBit0(prob);
+ prob = p + IsRep0Long + (state << kNumPosBitsMax) + posState;
+ IfBit0(prob)
+ {
+ #ifdef _LZMA_OUT_READ
+ UInt32 pos;
+ #endif
+ UpdateBit0(prob);
+
+ #ifdef _LZMA_OUT_READ
+ if (distanceLimit == 0)
+ #else
+ if (nowPos == 0)
+ #endif
+ return LZMA_RESULT_DATA_ERROR;
+
+ state = state < kNumLitStates ? 9 : 11;
+ #ifdef _LZMA_OUT_READ
+ pos = dictionaryPos - rep0;
+ if (pos >= dictionarySize)
+ pos += dictionarySize;
+ previousByte = dictionary[pos];
+ dictionary[dictionaryPos] = previousByte;
+ if (++dictionaryPos == dictionarySize)
+ dictionaryPos = 0;
+ #else
+ previousByte = outStream[nowPos - rep0];
+ #endif
+ outStream[nowPos++] = previousByte;
+ #ifdef _LZMA_OUT_READ
+ if (distanceLimit < dictionarySize)
+ distanceLimit++;
+ #endif
+
+ continue;
+ }
+ else
+ {
+ UpdateBit1(prob);
+ }
+ }
+ else
+ {
+ UInt32 distance;
+ UpdateBit1(prob);
+ prob = p + IsRepG1 + state;
+ IfBit0(prob)
+ {
+ UpdateBit0(prob);
+ distance = rep1;
+ }
+ else
+ {
+ UpdateBit1(prob);
+ prob = p + IsRepG2 + state;
+ IfBit0(prob)
+ {
+ UpdateBit0(prob);
+ distance = rep2;
+ }
+ else
+ {
+ UpdateBit1(prob);
+ distance = rep3;
+ rep3 = rep2;
+ }
+ rep2 = rep1;
+ }
+ rep1 = rep0;
+ rep0 = distance;
+ }
+ state = state < kNumLitStates ? 8 : 11;
+ prob = p + RepLenCoder;
+ }
+ {
+ int numBits, offset;
+ CProb *probLen = prob + LenChoice;
+ IfBit0(probLen)
+ {
+ UpdateBit0(probLen);
+ probLen = prob + LenLow + (posState << kLenNumLowBits);
+ offset = 0;
+ numBits = kLenNumLowBits;
+ }
+ else
+ {
+ UpdateBit1(probLen);
+ probLen = prob + LenChoice2;
+ IfBit0(probLen)
+ {
+ UpdateBit0(probLen);
+ probLen = prob + LenMid + (posState << kLenNumMidBits);
+ offset = kLenNumLowSymbols;
+ numBits = kLenNumMidBits;
+ }
+ else
+ {
+ UpdateBit1(probLen);
+ probLen = prob + LenHigh;
+ offset = kLenNumLowSymbols + kLenNumMidSymbols;
+ numBits = kLenNumHighBits;
+ }
+ }
+ RangeDecoderBitTreeDecode(probLen, numBits, len);
+ len += offset;
+ }
+
+ if (state < 4)
+ {
+ int posSlot;
+ state += kNumLitStates;
+ prob = p + PosSlot +
+ ((len < kNumLenToPosStates ? len : kNumLenToPosStates - 1) <<
+ kNumPosSlotBits);
+ RangeDecoderBitTreeDecode(prob, kNumPosSlotBits, posSlot);
+ if (posSlot >= kStartPosModelIndex)
+ {
+ int numDirectBits = ((posSlot >> 1) - 1);
+ rep0 = (2 | ((UInt32)posSlot & 1));
+ if (posSlot < kEndPosModelIndex)
+ {
+ rep0 <<= numDirectBits;
+ prob = p + SpecPos + rep0 - posSlot - 1;
+ }
+ else
+ {
+ numDirectBits -= kNumAlignBits;
+ do
+ {
+ RC_NORMALIZE
+ Range >>= 1;
+ rep0 <<= 1;
+ if (Code >= Range)
+ {
+ Code -= Range;
+ rep0 |= 1;
+ }
+ }
+ while (--numDirectBits != 0);
+ prob = p + Align;
+ rep0 <<= kNumAlignBits;
+ numDirectBits = kNumAlignBits;
+ }
+ {
+ int i = 1;
+ int mi = 1;
+ do
+ {
+ CProb *prob3 = prob + mi;
+ RC_GET_BIT2(prob3, mi, ; , rep0 |= i);
+ i <<= 1;
+ }
+ while(--numDirectBits != 0);
+ }
+ }
+ else
+ rep0 = posSlot;
+ if (++rep0 == (UInt32)(0))
+ {
+ /* it's for stream version */
+ len = kLzmaStreamWasFinishedId;
+ break;
+ }
+ }
+
+ len += kMatchMinLen;
+ #ifdef _LZMA_OUT_READ
+ if (rep0 > distanceLimit)
+ #else
+ if (rep0 > nowPos)
+ #endif
+ return LZMA_RESULT_DATA_ERROR;
+
+ #ifdef _LZMA_OUT_READ
+ if (dictionarySize - distanceLimit > (UInt32)len)
+ distanceLimit += len;
+ else
+ distanceLimit = dictionarySize;
+ #endif
+
+ do
+ {
+ #ifdef _LZMA_OUT_READ
+ UInt32 pos = dictionaryPos - rep0;
+ if (pos >= dictionarySize)
+ pos += dictionarySize;
+ previousByte = dictionary[pos];
+ dictionary[dictionaryPos] = previousByte;
+ if (++dictionaryPos == dictionarySize)
+ dictionaryPos = 0;
+ #else
+ previousByte = outStream[nowPos - rep0];
+ #endif
+ len--;
+ outStream[nowPos++] = previousByte;
+ }
+ while(len != 0 && nowPos < outSize);
+ }
+ }
+ RC_NORMALIZE;
+
+ #ifdef _LZMA_OUT_READ
+ vs->Range = Range;
+ vs->Code = Code;
+ vs->DictionaryPos = dictionaryPos;
+ vs->GlobalPos = globalPos + (UInt32)nowPos;
+ vs->DistanceLimit = distanceLimit;
+ vs->Reps[0] = rep0;
+ vs->Reps[1] = rep1;
+ vs->Reps[2] = rep2;
+ vs->Reps[3] = rep3;
+ vs->State = state;
+ vs->RemainLen = len;
+ vs->TempDictionary[0] = tempDictionary[0];
+ #endif
+
+ #ifdef _LZMA_IN_CB
+ vs->Buffer = Buffer;
+ vs->BufferLim = BufferLim;
+ #else
+ *inSizeProcessed = (SizeT)(Buffer - inStream);
+ #endif
+ *outSizeProcessed = nowPos;
+ return LZMA_RESULT_OK;
+}
diff --git a/release/src/linux/linux/scripts/squashfs/lzma/C/7zip/Compress/LZMA_C/LzmaDecode.h b/release/src/linux/linux/scripts/squashfs/lzma/C/7zip/Compress/LZMA_C/LzmaDecode.h new file mode 100644 index 00000000..35e37ed0 --- /dev/null +++ b/release/src/linux/linux/scripts/squashfs/lzma/C/7zip/Compress/LZMA_C/LzmaDecode.h @@ -0,0 +1,131 @@ +/*
+ LzmaDecode.h
+ LZMA Decoder interface
+
+ LZMA SDK 4.21 Copyright (c) 1999-2005 Igor Pavlov (2005-06-08)
+ http://www.7-zip.org/
+
+ LZMA SDK is licensed under two licenses:
+ 1) GNU Lesser General Public License (GNU LGPL)
+ 2) Common Public License (CPL)
+ It means that you can select one of these two licenses and
+ follow rules of that license.
+
+ SPECIAL EXCEPTION:
+ Igor Pavlov, as the author of this code, expressly permits you to
+ statically or dynamically link your code (or bind by name) to the
+ interfaces of this file without subjecting your linked code to the
+ terms of the CPL or GNU LGPL. Any modifications or additions
+ to this file, however, are subject to the LGPL or CPL terms.
+*/
+
+#ifndef __LZMADECODE_H
+#define __LZMADECODE_H
+
+/* #define _LZMA_IN_CB */
+/* Use callback for input data */
+
+/* #define _LZMA_OUT_READ */
+/* Use read function for output data */
+
+/* #define _LZMA_PROB32 */
+/* It can increase speed on some 32-bit CPUs,
+ but memory usage will be doubled in that case */
+
+/* #define _LZMA_LOC_OPT */
+/* Enable local speed optimizations inside code */
+
+/* #define _LZMA_SYSTEM_SIZE_T */
+/* Use system's size_t. You can use it to enable 64-bit sizes supporting*/
+
+#ifndef UInt32
+#ifdef _LZMA_UINT32_IS_ULONG
+#define UInt32 unsigned long
+#else
+#define UInt32 unsigned int
+#endif
+#endif
+
+#ifndef SizeT
+#ifdef _LZMA_SYSTEM_SIZE_T
+#include <stddef.h>
+#define SizeT size_t
+#else
+#define SizeT UInt32
+#endif
+#endif
+
+#ifdef _LZMA_PROB32
+#define CProb UInt32
+#else
+#define CProb unsigned short
+#endif
+
+#define LZMA_RESULT_OK 0
+#define LZMA_RESULT_DATA_ERROR 1
+
+#ifdef _LZMA_IN_CB
+typedef struct _ILzmaInCallback
+{
+ int (*Read)(void *object, const unsigned char **buffer, SizeT *bufferSize);
+} ILzmaInCallback;
+#endif
+
+#define LZMA_BASE_SIZE 1846
+#define LZMA_LIT_SIZE 768
+
+#define LZMA_PROPERTIES_SIZE 5
+
+typedef struct _CLzmaProperties
+{
+ int lc;
+ int lp;
+ int pb;
+ #ifdef _LZMA_OUT_READ
+ UInt32 DictionarySize;
+ #endif
+}CLzmaProperties;
+
+int LzmaDecodeProperties(CLzmaProperties *propsRes, const unsigned char *propsData, int size);
+
+#define LzmaGetNumProbs(Properties) (LZMA_BASE_SIZE + (LZMA_LIT_SIZE << ((Properties)->lc + (Properties)->lp)))
+
+#define kLzmaNeedInitId (-2)
+
+typedef struct _CLzmaDecoderState
+{
+ CLzmaProperties Properties;
+ CProb *Probs;
+
+ #ifdef _LZMA_IN_CB
+ const unsigned char *Buffer;
+ const unsigned char *BufferLim;
+ #endif
+
+ #ifdef _LZMA_OUT_READ
+ unsigned char *Dictionary;
+ UInt32 Range;
+ UInt32 Code;
+ UInt32 DictionaryPos;
+ UInt32 GlobalPos;
+ UInt32 DistanceLimit;
+ UInt32 Reps[4];
+ int State;
+ int RemainLen;
+ unsigned char TempDictionary[4];
+ #endif
+} CLzmaDecoderState;
+
+#ifdef _LZMA_OUT_READ
+#define LzmaDecoderInit(vs) { (vs)->RemainLen = kLzmaNeedInitId; }
+#endif
+
+int LzmaDecode(CLzmaDecoderState *vs,
+ #ifdef _LZMA_IN_CB
+ ILzmaInCallback *inCallback,
+ #else
+ const unsigned char *inStream, SizeT inSize, SizeT *inSizeProcessed,
+ #endif
+ unsigned char *outStream, SizeT outSize, SizeT *outSizeProcessed);
+
+#endif
diff --git a/release/src/linux/linux/scripts/squashfs/lzma/C/7zip/Compress/LZMA_C/LzmaDecodeSize.c b/release/src/linux/linux/scripts/squashfs/lzma/C/7zip/Compress/LZMA_C/LzmaDecodeSize.c new file mode 100644 index 00000000..fe24cf21 --- /dev/null +++ b/release/src/linux/linux/scripts/squashfs/lzma/C/7zip/Compress/LZMA_C/LzmaDecodeSize.c @@ -0,0 +1,716 @@ +/*
+ LzmaDecodeSize.c
+ LZMA Decoder (optimized for Size version)
+
+ LZMA SDK 4.27 Copyright (c) 1999-2005 Igor Pavlov (2005-08-07)
+ http://www.7-zip.org/
+
+ LZMA SDK is licensed under two licenses:
+ 1) GNU Lesser General Public License (GNU LGPL)
+ 2) Common Public License (CPL)
+ It means that you can select one of these two licenses and
+ follow rules of that license.
+
+ SPECIAL EXCEPTION:
+ Igor Pavlov, as the author of this code, expressly permits you to
+ statically or dynamically link your code (or bind by name) to the
+ interfaces of this file without subjecting your linked code to the
+ terms of the CPL or GNU LGPL. Any modifications or additions
+ to this file, however, are subject to the LGPL or CPL terms.
+*/
+
+#include "LzmaDecode.h"
+
+#ifndef Byte
+#define Byte unsigned char
+#endif
+
+#define kNumTopBits 24
+#define kTopValue ((UInt32)1 << kNumTopBits)
+
+#define kNumBitModelTotalBits 11
+#define kBitModelTotal (1 << kNumBitModelTotalBits)
+#define kNumMoveBits 5
+
+typedef struct _CRangeDecoder
+{
+ const Byte *Buffer;
+ const Byte *BufferLim;
+ UInt32 Range;
+ UInt32 Code;
+ #ifdef _LZMA_IN_CB
+ ILzmaInCallback *InCallback;
+ int Result;
+ #endif
+ int ExtraBytes;
+} CRangeDecoder;
+
+Byte RangeDecoderReadByte(CRangeDecoder *rd)
+{
+ if (rd->Buffer == rd->BufferLim)
+ {
+ #ifdef _LZMA_IN_CB
+ SizeT size;
+ rd->Result = rd->InCallback->Read(rd->InCallback, &rd->Buffer, &size);
+ rd->BufferLim = rd->Buffer + size;
+ if (size == 0)
+ #endif
+ {
+ rd->ExtraBytes = 1;
+ return 0xFF;
+ }
+ }
+ return (*rd->Buffer++);
+}
+
+/* #define ReadByte (*rd->Buffer++) */
+#define ReadByte (RangeDecoderReadByte(rd))
+
+void RangeDecoderInit(CRangeDecoder *rd
+ #ifndef _LZMA_IN_CB
+ , const Byte *stream, SizeT bufferSize
+ #endif
+ )
+{
+ int i;
+ #ifdef _LZMA_IN_CB
+ rd->Buffer = rd->BufferLim = 0;
+ #else
+ rd->Buffer = stream;
+ rd->BufferLim = stream + bufferSize;
+ #endif
+ rd->ExtraBytes = 0;
+ rd->Code = 0;
+ rd->Range = (0xFFFFFFFF);
+ for(i = 0; i < 5; i++)
+ rd->Code = (rd->Code << 8) | ReadByte;
+}
+
+#define RC_INIT_VAR UInt32 range = rd->Range; UInt32 code = rd->Code;
+#define RC_FLUSH_VAR rd->Range = range; rd->Code = code;
+#define RC_NORMALIZE if (range < kTopValue) { range <<= 8; code = (code << 8) | ReadByte; }
+
+UInt32 RangeDecoderDecodeDirectBits(CRangeDecoder *rd, int numTotalBits)
+{
+ RC_INIT_VAR
+ UInt32 result = 0;
+ int i;
+ for (i = numTotalBits; i != 0; i--)
+ {
+ /* UInt32 t; */
+ range >>= 1;
+
+ result <<= 1;
+ if (code >= range)
+ {
+ code -= range;
+ result |= 1;
+ }
+ /*
+ t = (code - range) >> 31;
+ t &= 1;
+ code -= range & (t - 1);
+ result = (result + result) | (1 - t);
+ */
+ RC_NORMALIZE
+ }
+ RC_FLUSH_VAR
+ return result;
+}
+
+int RangeDecoderBitDecode(CProb *prob, CRangeDecoder *rd)
+{
+ UInt32 bound = (rd->Range >> kNumBitModelTotalBits) * *prob;
+ if (rd->Code < bound)
+ {
+ rd->Range = bound;
+ *prob += (kBitModelTotal - *prob) >> kNumMoveBits;
+ if (rd->Range < kTopValue)
+ {
+ rd->Code = (rd->Code << 8) | ReadByte;
+ rd->Range <<= 8;
+ }
+ return 0;
+ }
+ else
+ {
+ rd->Range -= bound;
+ rd->Code -= bound;
+ *prob -= (*prob) >> kNumMoveBits;
+ if (rd->Range < kTopValue)
+ {
+ rd->Code = (rd->Code << 8) | ReadByte;
+ rd->Range <<= 8;
+ }
+ return 1;
+ }
+}
+
+#define RC_GET_BIT2(prob, mi, A0, A1) \
+ UInt32 bound = (range >> kNumBitModelTotalBits) * *prob; \
+ if (code < bound) \
+ { A0; range = bound; *prob += (kBitModelTotal - *prob) >> kNumMoveBits; mi <<= 1; } \
+ else \
+ { A1; range -= bound; code -= bound; *prob -= (*prob) >> kNumMoveBits; mi = (mi + mi) + 1; } \
+ RC_NORMALIZE
+
+#define RC_GET_BIT(prob, mi) RC_GET_BIT2(prob, mi, ; , ;)
+
+int RangeDecoderBitTreeDecode(CProb *probs, int numLevels, CRangeDecoder *rd)
+{
+ int mi = 1;
+ int i;
+ #ifdef _LZMA_LOC_OPT
+ RC_INIT_VAR
+ #endif
+ for(i = numLevels; i != 0; i--)
+ {
+ #ifdef _LZMA_LOC_OPT
+ CProb *prob = probs + mi;
+ RC_GET_BIT(prob, mi)
+ #else
+ mi = (mi + mi) + RangeDecoderBitDecode(probs + mi, rd);
+ #endif
+ }
+ #ifdef _LZMA_LOC_OPT
+ RC_FLUSH_VAR
+ #endif
+ return mi - (1 << numLevels);
+}
+
+int RangeDecoderReverseBitTreeDecode(CProb *probs, int numLevels, CRangeDecoder *rd)
+{
+ int mi = 1;
+ int i;
+ int symbol = 0;
+ #ifdef _LZMA_LOC_OPT
+ RC_INIT_VAR
+ #endif
+ for(i = 0; i < numLevels; i++)
+ {
+ #ifdef _LZMA_LOC_OPT
+ CProb *prob = probs + mi;
+ RC_GET_BIT2(prob, mi, ; , symbol |= (1 << i))
+ #else
+ int bit = RangeDecoderBitDecode(probs + mi, rd);
+ mi = mi + mi + bit;
+ symbol |= (bit << i);
+ #endif
+ }
+ #ifdef _LZMA_LOC_OPT
+ RC_FLUSH_VAR
+ #endif
+ return symbol;
+}
+
+Byte LzmaLiteralDecode(CProb *probs, CRangeDecoder *rd)
+{
+ int symbol = 1;
+ #ifdef _LZMA_LOC_OPT
+ RC_INIT_VAR
+ #endif
+ do
+ {
+ #ifdef _LZMA_LOC_OPT
+ CProb *prob = probs + symbol;
+ RC_GET_BIT(prob, symbol)
+ #else
+ symbol = (symbol + symbol) | RangeDecoderBitDecode(probs + symbol, rd);
+ #endif
+ }
+ while (symbol < 0x100);
+ #ifdef _LZMA_LOC_OPT
+ RC_FLUSH_VAR
+ #endif
+ return symbol;
+}
+
+Byte LzmaLiteralDecodeMatch(CProb *probs, CRangeDecoder *rd, Byte matchByte)
+{
+ int symbol = 1;
+ #ifdef _LZMA_LOC_OPT
+ RC_INIT_VAR
+ #endif
+ do
+ {
+ int bit;
+ int matchBit = (matchByte >> 7) & 1;
+ matchByte <<= 1;
+ #ifdef _LZMA_LOC_OPT
+ {
+ CProb *prob = probs + 0x100 + (matchBit << 8) + symbol;
+ RC_GET_BIT2(prob, symbol, bit = 0, bit = 1)
+ }
+ #else
+ bit = RangeDecoderBitDecode(probs + 0x100 + (matchBit << 8) + symbol, rd);
+ symbol = (symbol << 1) | bit;
+ #endif
+ if (matchBit != bit)
+ {
+ while (symbol < 0x100)
+ {
+ #ifdef _LZMA_LOC_OPT
+ CProb *prob = probs + symbol;
+ RC_GET_BIT(prob, symbol)
+ #else
+ symbol = (symbol + symbol) | RangeDecoderBitDecode(probs + symbol, rd);
+ #endif
+ }
+ break;
+ }
+ }
+ while (symbol < 0x100);
+ #ifdef _LZMA_LOC_OPT
+ RC_FLUSH_VAR
+ #endif
+ return symbol;
+}
+
+#define kNumPosBitsMax 4
+#define kNumPosStatesMax (1 << kNumPosBitsMax)
+
+#define kLenNumLowBits 3
+#define kLenNumLowSymbols (1 << kLenNumLowBits)
+#define kLenNumMidBits 3
+#define kLenNumMidSymbols (1 << kLenNumMidBits)
+#define kLenNumHighBits 8
+#define kLenNumHighSymbols (1 << kLenNumHighBits)
+
+#define LenChoice 0
+#define LenChoice2 (LenChoice + 1)
+#define LenLow (LenChoice2 + 1)
+#define LenMid (LenLow + (kNumPosStatesMax << kLenNumLowBits))
+#define LenHigh (LenMid + (kNumPosStatesMax << kLenNumMidBits))
+#define kNumLenProbs (LenHigh + kLenNumHighSymbols)
+
+int LzmaLenDecode(CProb *p, CRangeDecoder *rd, int posState)
+{
+ if(RangeDecoderBitDecode(p + LenChoice, rd) == 0)
+ return RangeDecoderBitTreeDecode(p + LenLow +
+ (posState << kLenNumLowBits), kLenNumLowBits, rd);
+ if(RangeDecoderBitDecode(p + LenChoice2, rd) == 0)
+ return kLenNumLowSymbols + RangeDecoderBitTreeDecode(p + LenMid +
+ (posState << kLenNumMidBits), kLenNumMidBits, rd);
+ return kLenNumLowSymbols + kLenNumMidSymbols +
+ RangeDecoderBitTreeDecode(p + LenHigh, kLenNumHighBits, rd);
+}
+
+#define kNumStates 12
+#define kNumLitStates 7
+
+#define kStartPosModelIndex 4
+#define kEndPosModelIndex 14
+#define kNumFullDistances (1 << (kEndPosModelIndex >> 1))
+
+#define kNumPosSlotBits 6
+#define kNumLenToPosStates 4
+
+#define kNumAlignBits 4
+#define kAlignTableSize (1 << kNumAlignBits)
+
+#define kMatchMinLen 2
+
+#define IsMatch 0
+#define IsRep (IsMatch + (kNumStates << kNumPosBitsMax))
+#define IsRepG0 (IsRep + kNumStates)
+#define IsRepG1 (IsRepG0 + kNumStates)
+#define IsRepG2 (IsRepG1 + kNumStates)
+#define IsRep0Long (IsRepG2 + kNumStates)
+#define PosSlot (IsRep0Long + (kNumStates << kNumPosBitsMax))
+#define SpecPos (PosSlot + (kNumLenToPosStates << kNumPosSlotBits))
+#define Align (SpecPos + kNumFullDistances - kEndPosModelIndex)
+#define LenCoder (Align + kAlignTableSize)
+#define RepLenCoder (LenCoder + kNumLenProbs)
+#define Literal (RepLenCoder + kNumLenProbs)
+
+#if Literal != LZMA_BASE_SIZE
+StopCompilingDueBUG
+#endif
+
+int LzmaDecodeProperties(CLzmaProperties *propsRes, const unsigned char *propsData, int size)
+{
+ unsigned char prop0;
+ if (size < LZMA_PROPERTIES_SIZE)
+ return LZMA_RESULT_DATA_ERROR;
+ prop0 = propsData[0];
+ if (prop0 >= (9 * 5 * 5))
+ return LZMA_RESULT_DATA_ERROR;
+ {
+ for (propsRes->pb = 0; prop0 >= (9 * 5); propsRes->pb++, prop0 -= (9 * 5));
+ for (propsRes->lp = 0; prop0 >= 9; propsRes->lp++, prop0 -= 9);
+ propsRes->lc = prop0;
+ /*
+ unsigned char remainder = (unsigned char)(prop0 / 9);
+ propsRes->lc = prop0 % 9;
+ propsRes->pb = remainder / 5;
+ propsRes->lp = remainder % 5;
+ */
+ }
+
+ #ifdef _LZMA_OUT_READ
+ {
+ int i;
+ propsRes->DictionarySize = 0;
+ for (i = 0; i < 4; i++)
+ propsRes->DictionarySize += (UInt32)(propsData[1 + i]) << (i * 8);
+ if (propsRes->DictionarySize == 0)
+ propsRes->DictionarySize = 1;
+ }
+ #endif
+ return LZMA_RESULT_OK;
+}
+
+#define kLzmaStreamWasFinishedId (-1)
+
+int LzmaDecode(CLzmaDecoderState *vs,
+ #ifdef _LZMA_IN_CB
+ ILzmaInCallback *InCallback,
+ #else
+ const unsigned char *inStream, SizeT inSize, SizeT *inSizeProcessed,
+ #endif
+ unsigned char *outStream, SizeT outSize, SizeT *outSizeProcessed)
+{
+ CProb *p = vs->Probs;
+ SizeT nowPos = 0;
+ Byte previousByte = 0;
+ UInt32 posStateMask = (1 << (vs->Properties.pb)) - 1;
+ UInt32 literalPosMask = (1 << (vs->Properties.lp)) - 1;
+ int lc = vs->Properties.lc;
+ CRangeDecoder rd;
+
+ #ifdef _LZMA_OUT_READ
+
+ int state = vs->State;
+ UInt32 rep0 = vs->Reps[0], rep1 = vs->Reps[1], rep2 = vs->Reps[2], rep3 = vs->Reps[3];
+ int len = vs->RemainLen;
+ UInt32 globalPos = vs->GlobalPos;
+ UInt32 distanceLimit = vs->DistanceLimit;
+
+ Byte *dictionary = vs->Dictionary;
+ UInt32 dictionarySize = vs->Properties.DictionarySize;
+ UInt32 dictionaryPos = vs->DictionaryPos;
+
+ Byte tempDictionary[4];
+
+ rd.Range = vs->Range;
+ rd.Code = vs->Code;
+ #ifdef _LZMA_IN_CB
+ rd.InCallback = InCallback;
+ rd.Buffer = vs->Buffer;
+ rd.BufferLim = vs->BufferLim;
+ #else
+ rd.Buffer = inStream;
+ rd.BufferLim = inStream + inSize;
+ #endif
+
+ #ifndef _LZMA_IN_CB
+ *inSizeProcessed = 0;
+ #endif
+ *outSizeProcessed = 0;
+ if (len == kLzmaStreamWasFinishedId)
+ return LZMA_RESULT_OK;
+
+ if (dictionarySize == 0)
+ {
+ dictionary = tempDictionary;
+ dictionarySize = 1;
+ tempDictionary[0] = vs->TempDictionary[0];
+ }
+
+ if (len == kLzmaNeedInitId)
+ {
+ {
+ UInt32 numProbs = Literal + ((UInt32)LZMA_LIT_SIZE << (lc + vs->Properties.lp));
+ UInt32 i;
+ for (i = 0; i < numProbs; i++)
+ p[i] = kBitModelTotal >> 1;
+ rep0 = rep1 = rep2 = rep3 = 1;
+ state = 0;
+ globalPos = 0;
+ distanceLimit = 0;
+ dictionaryPos = 0;
+ dictionary[dictionarySize - 1] = 0;
+ RangeDecoderInit(&rd
+ #ifndef _LZMA_IN_CB
+ , inStream, inSize
+ #endif
+ );
+ #ifdef _LZMA_IN_CB
+ if (rd.Result != LZMA_RESULT_OK)
+ return rd.Result;
+ #endif
+ if (rd.ExtraBytes != 0)
+ return LZMA_RESULT_DATA_ERROR;
+ }
+ len = 0;
+ }
+ while(len != 0 && nowPos < outSize)
+ {
+ UInt32 pos = dictionaryPos - rep0;
+ if (pos >= dictionarySize)
+ pos += dictionarySize;
+ outStream[nowPos++] = dictionary[dictionaryPos] = dictionary[pos];
+ if (++dictionaryPos == dictionarySize)
+ dictionaryPos = 0;
+ len--;
+ }
+ if (dictionaryPos == 0)
+ previousByte = dictionary[dictionarySize - 1];
+ else
+ previousByte = dictionary[dictionaryPos - 1];
+
+ #ifdef _LZMA_IN_CB
+ rd.Result = LZMA_RESULT_OK;
+ #endif
+ rd.ExtraBytes = 0;
+
+ #else /* if !_LZMA_OUT_READ */
+
+ int state = 0;
+ UInt32 rep0 = 1, rep1 = 1, rep2 = 1, rep3 = 1;
+ int len = 0;
+
+ #ifndef _LZMA_IN_CB
+ *inSizeProcessed = 0;
+ #endif
+ *outSizeProcessed = 0;
+
+ {
+ UInt32 i;
+ UInt32 numProbs = Literal + ((UInt32)LZMA_LIT_SIZE << (lc + vs->Properties.lp));
+ for (i = 0; i < numProbs; i++)
+ p[i] = kBitModelTotal >> 1;
+ }
+
+ #ifdef _LZMA_IN_CB
+ rd.InCallback = InCallback;
+ #endif
+ RangeDecoderInit(&rd
+ #ifndef _LZMA_IN_CB
+ , inStream, inSize
+ #endif
+ );
+
+ #ifdef _LZMA_IN_CB
+ if (rd.Result != LZMA_RESULT_OK)
+ return rd.Result;
+ #endif
+ if (rd.ExtraBytes != 0)
+ return LZMA_RESULT_DATA_ERROR;
+
+ #endif /* _LZMA_OUT_READ */
+
+
+ while(nowPos < outSize)
+ {
+ int posState = (int)(
+ (nowPos
+ #ifdef _LZMA_OUT_READ
+ + globalPos
+ #endif
+ )
+ & posStateMask);
+ #ifdef _LZMA_IN_CB
+ if (rd.Result != LZMA_RESULT_OK)
+ return rd.Result;
+ #endif
+ if (rd.ExtraBytes != 0)
+ return LZMA_RESULT_DATA_ERROR;
+ if (RangeDecoderBitDecode(p + IsMatch + (state << kNumPosBitsMax) + posState, &rd) == 0)
+ {
+ CProb *probs = p + Literal + (LZMA_LIT_SIZE *
+ (((
+ (nowPos
+ #ifdef _LZMA_OUT_READ
+ + globalPos
+ #endif
+ )
+ & literalPosMask) << lc) + (previousByte >> (8 - lc))));
+
+ if (state >= kNumLitStates)
+ {
+ Byte matchByte;
+ #ifdef _LZMA_OUT_READ
+ UInt32 pos = dictionaryPos - rep0;
+ if (pos >= dictionarySize)
+ pos += dictionarySize;
+ matchByte = dictionary[pos];
+ #else
+ matchByte = outStream[nowPos - rep0];
+ #endif
+ previousByte = LzmaLiteralDecodeMatch(probs, &rd, matchByte);
+ }
+ else
+ previousByte = LzmaLiteralDecode(probs, &rd);
+ outStream[nowPos++] = previousByte;
+ #ifdef _LZMA_OUT_READ
+ if (distanceLimit < dictionarySize)
+ distanceLimit++;
+
+ dictionary[dictionaryPos] = previousByte;
+ if (++dictionaryPos == dictionarySize)
+ dictionaryPos = 0;
+ #endif
+ if (state < 4) state = 0;
+ else if (state < 10) state -= 3;
+ else state -= 6;
+ }
+ else
+ {
+ if (RangeDecoderBitDecode(p + IsRep + state, &rd) == 1)
+ {
+ if (RangeDecoderBitDecode(p + IsRepG0 + state, &rd) == 0)
+ {
+ if (RangeDecoderBitDecode(p + IsRep0Long + (state << kNumPosBitsMax) + posState, &rd) == 0)
+ {
+ #ifdef _LZMA_OUT_READ
+ UInt32 pos;
+ #endif
+
+ #ifdef _LZMA_OUT_READ
+ if (distanceLimit == 0)
+ #else
+ if (nowPos == 0)
+ #endif
+ return LZMA_RESULT_DATA_ERROR;
+
+ state = state < 7 ? 9 : 11;
+ #ifdef _LZMA_OUT_READ
+ pos = dictionaryPos - rep0;
+ if (pos >= dictionarySize)
+ pos += dictionarySize;
+ previousByte = dictionary[pos];
+ dictionary[dictionaryPos] = previousByte;
+ if (++dictionaryPos == dictionarySize)
+ dictionaryPos = 0;
+ #else
+ previousByte = outStream[nowPos - rep0];
+ #endif
+ outStream[nowPos++] = previousByte;
+
+ #ifdef _LZMA_OUT_READ
+ if (distanceLimit < dictionarySize)
+ distanceLimit++;
+ #endif
+ continue;
+ }
+ }
+ else
+ {
+ UInt32 distance;
+ if(RangeDecoderBitDecode(p + IsRepG1 + state, &rd) == 0)
+ distance = rep1;
+ else
+ {
+ if(RangeDecoderBitDecode(p + IsRepG2 + state, &rd) == 0)
+ distance = rep2;
+ else
+ {
+ distance = rep3;
+ rep3 = rep2;
+ }
+ rep2 = rep1;
+ }
+ rep1 = rep0;
+ rep0 = distance;
+ }
+ len = LzmaLenDecode(p + RepLenCoder, &rd, posState);
+ state = state < 7 ? 8 : 11;
+ }
+ else
+ {
+ int posSlot;
+ rep3 = rep2;
+ rep2 = rep1;
+ rep1 = rep0;
+ state = state < 7 ? 7 : 10;
+ len = LzmaLenDecode(p + LenCoder, &rd, posState);
+ posSlot = RangeDecoderBitTreeDecode(p + PosSlot +
+ ((len < kNumLenToPosStates ? len : kNumLenToPosStates - 1) <<
+ kNumPosSlotBits), kNumPosSlotBits, &rd);
+ if (posSlot >= kStartPosModelIndex)
+ {
+ int numDirectBits = ((posSlot >> 1) - 1);
+ rep0 = ((2 | ((UInt32)posSlot & 1)) << numDirectBits);
+ if (posSlot < kEndPosModelIndex)
+ {
+ rep0 += RangeDecoderReverseBitTreeDecode(
+ p + SpecPos + rep0 - posSlot - 1, numDirectBits, &rd);
+ }
+ else
+ {
+ rep0 += RangeDecoderDecodeDirectBits(&rd,
+ numDirectBits - kNumAlignBits) << kNumAlignBits;
+ rep0 += RangeDecoderReverseBitTreeDecode(p + Align, kNumAlignBits, &rd);
+ }
+ }
+ else
+ rep0 = posSlot;
+ if (++rep0 == (UInt32)(0))
+ {
+ /* it's for stream version */
+ len = kLzmaStreamWasFinishedId;
+ break;
+ }
+ }
+
+ len += kMatchMinLen;
+ #ifdef _LZMA_OUT_READ
+ if (rep0 > distanceLimit)
+ #else
+ if (rep0 > nowPos)
+ #endif
+ return LZMA_RESULT_DATA_ERROR;
+
+ #ifdef _LZMA_OUT_READ
+ if (dictionarySize - distanceLimit > (UInt32)len)
+ distanceLimit += len;
+ else
+ distanceLimit = dictionarySize;
+ #endif
+
+ do
+ {
+ #ifdef _LZMA_OUT_READ
+ UInt32 pos = dictionaryPos - rep0;
+ if (pos >= dictionarySize)
+ pos += dictionarySize;
+ previousByte = dictionary[pos];
+ dictionary[dictionaryPos] = previousByte;
+ if (++dictionaryPos == dictionarySize)
+ dictionaryPos = 0;
+ #else
+ previousByte = outStream[nowPos - rep0];
+ #endif
+ len--;
+ outStream[nowPos++] = previousByte;
+ }
+ while(len != 0 && nowPos < outSize);
+ }
+ }
+
+
+ #ifdef _LZMA_OUT_READ
+ vs->Range = rd.Range;
+ vs->Code = rd.Code;
+ vs->DictionaryPos = dictionaryPos;
+ vs->GlobalPos = globalPos + (UInt32)nowPos;
+ vs->DistanceLimit = distanceLimit;
+ vs->Reps[0] = rep0;
+ vs->Reps[1] = rep1;
+ vs->Reps[2] = rep2;
+ vs->Reps[3] = rep3;
+ vs->State = state;
+ vs->RemainLen = len;
+ vs->TempDictionary[0] = tempDictionary[0];
+ #endif
+
+ #ifdef _LZMA_IN_CB
+ vs->Buffer = rd.Buffer;
+ vs->BufferLim = rd.BufferLim;
+ #else
+ *inSizeProcessed = (SizeT)(rd.Buffer - inStream);
+ #endif
+ *outSizeProcessed = nowPos;
+ return LZMA_RESULT_OK;
+}
diff --git a/release/src/linux/linux/scripts/squashfs/lzma/C/7zip/Compress/LZMA_C/LzmaStateDecode.c b/release/src/linux/linux/scripts/squashfs/lzma/C/7zip/Compress/LZMA_C/LzmaStateDecode.c new file mode 100644 index 00000000..8ddb6ee1 --- /dev/null +++ b/release/src/linux/linux/scripts/squashfs/lzma/C/7zip/Compress/LZMA_C/LzmaStateDecode.c @@ -0,0 +1,521 @@ +/*
+ LzmaStateDecode.c
+ LZMA Decoder (State version)
+
+ LZMA SDK 4.21 Copyright (c) 1999-2005 Igor Pavlov (2005-06-08)
+ http://www.7-zip.org/
+
+ LZMA SDK is licensed under two licenses:
+ 1) GNU Lesser General Public License (GNU LGPL)
+ 2) Common Public License (CPL)
+ It means that you can select one of these two licenses and
+ follow rules of that license.
+
+ SPECIAL EXCEPTION:
+ Igor Pavlov, as the author of this Code, expressly permits you to
+ statically or dynamically link your Code (or bind by name) to the
+ interfaces of this file without subjecting your linked Code to the
+ terms of the CPL or GNU LGPL. Any modifications or additions
+ to this file, however, are subject to the LGPL or CPL terms.
+*/
+
+#include "LzmaStateDecode.h"
+
+#define kNumTopBits 24
+#define kTopValue ((UInt32)1 << kNumTopBits)
+
+#define kNumBitModelTotalBits 11
+#define kBitModelTotal (1 << kNumBitModelTotalBits)
+#define kNumMoveBits 5
+
+#define RC_READ_BYTE (*Buffer++)
+
+#define RC_INIT Code = 0; Range = 0xFFFFFFFF; \
+ { int i; for(i = 0; i < 5; i++) { Code = (Code << 8) | RC_READ_BYTE; }}
+
+#define RC_NORMALIZE if (Range < kTopValue) { Range <<= 8; Code = (Code << 8) | RC_READ_BYTE; }
+
+#define IfBit0(p) RC_NORMALIZE; bound = (Range >> kNumBitModelTotalBits) * *(p); if (Code < bound)
+#define UpdateBit0(p) Range = bound; *(p) += (kBitModelTotal - *(p)) >> kNumMoveBits;
+#define UpdateBit1(p) Range -= bound; Code -= bound; *(p) -= (*(p)) >> kNumMoveBits;
+
+#define RC_GET_BIT2(p, mi, A0, A1) IfBit0(p) \
+ { UpdateBit0(p); mi <<= 1; A0; } else \
+ { UpdateBit1(p); mi = (mi + mi) + 1; A1; }
+
+#define RC_GET_BIT(p, mi) RC_GET_BIT2(p, mi, ; , ;)
+
+#define RangeDecoderBitTreeDecode(probs, numLevels, res) \
+ { int i = numLevels; res = 1; \
+ do { CProb *p = probs + res; RC_GET_BIT(p, res) } while(--i != 0); \
+ res -= (1 << numLevels); }
+
+
+#define kNumPosBitsMax 4
+#define kNumPosStatesMax (1 << kNumPosBitsMax)
+
+#define kLenNumLowBits 3
+#define kLenNumLowSymbols (1 << kLenNumLowBits)
+#define kLenNumMidBits 3
+#define kLenNumMidSymbols (1 << kLenNumMidBits)
+#define kLenNumHighBits 8
+#define kLenNumHighSymbols (1 << kLenNumHighBits)
+
+#define LenChoice 0
+#define LenChoice2 (LenChoice + 1)
+#define LenLow (LenChoice2 + 1)
+#define LenMid (LenLow + (kNumPosStatesMax << kLenNumLowBits))
+#define LenHigh (LenMid + (kNumPosStatesMax << kLenNumMidBits))
+#define kNumLenProbs (LenHigh + kLenNumHighSymbols)
+
+
+#define kNumStates 12
+#define kNumLitStates 7
+
+#define kStartPosModelIndex 4
+#define kEndPosModelIndex 14
+#define kNumFullDistances (1 << (kEndPosModelIndex >> 1))
+
+#define kNumPosSlotBits 6
+#define kNumLenToPosStates 4
+
+#define kNumAlignBits 4
+#define kAlignTableSize (1 << kNumAlignBits)
+
+#define kMatchMinLen 2
+
+#define IsMatch 0
+#define IsRep (IsMatch + (kNumStates << kNumPosBitsMax))
+#define IsRepG0 (IsRep + kNumStates)
+#define IsRepG1 (IsRepG0 + kNumStates)
+#define IsRepG2 (IsRepG1 + kNumStates)
+#define IsRep0Long (IsRepG2 + kNumStates)
+#define PosSlot (IsRep0Long + (kNumStates << kNumPosBitsMax))
+#define SpecPos (PosSlot + (kNumLenToPosStates << kNumPosSlotBits))
+#define Align (SpecPos + kNumFullDistances - kEndPosModelIndex)
+#define LenCoder (Align + kAlignTableSize)
+#define RepLenCoder (LenCoder + kNumLenProbs)
+#define Literal (RepLenCoder + kNumLenProbs)
+
+#if Literal != LZMA_BASE_SIZE
+StopCompilingDueBUG
+#endif
+
+/* kRequiredInBufferSize = number of required input bytes for worst case:
+ longest match with longest distance.
+ kLzmaInBufferSize must be larger than kRequiredInBufferSize
+ 23 bits = 2 (match select) + 10 (len) + 6 (distance) + 4(align) + 1 (RC_NORMALIZE)
+*/
+
+#define kRequiredInBufferSize ((23 * (kNumBitModelTotalBits - kNumMoveBits + 1) + 26 + 9) / 8)
+
+#define kLzmaStreamWasFinishedId (-1)
+
+int LzmaDecodeProperties(CLzmaProperties *propsRes, const unsigned char *propsData, int size)
+{
+ unsigned char prop0;
+ if (size < LZMA_PROPERTIES_SIZE)
+ return LZMA_RESULT_DATA_ERROR;
+ prop0 = propsData[0];
+ if (prop0 >= (9 * 5 * 5))
+ return LZMA_RESULT_DATA_ERROR;
+ {
+ for (propsRes->pb = 0; prop0 >= (9 * 5); propsRes->pb++, prop0 -= (9 * 5));
+ for (propsRes->lp = 0; prop0 >= 9; propsRes->lp++, prop0 -= 9);
+ propsRes->lc = prop0;
+ /*
+ unsigned char remainder = (unsigned char)(prop0 / 9);
+ propsRes->lc = prop0 % 9;
+ propsRes->pb = remainder / 5;
+ propsRes->lp = remainder % 5;
+ */
+ }
+
+ {
+ int i;
+ propsRes->DictionarySize = 0;
+ for (i = 0; i < 4; i++)
+ propsRes->DictionarySize += (UInt32)(propsData[1 + i]) << (i * 8);
+ if (propsRes->DictionarySize == 0)
+ propsRes->DictionarySize = 1;
+ return LZMA_RESULT_OK;
+ }
+}
+
+int LzmaDecode(
+ CLzmaDecoderState *vs,
+ const unsigned char *inStream, SizeT inSize, SizeT *inSizeProcessed,
+ unsigned char *outStream, SizeT outSize, SizeT *outSizeProcessed,
+ int finishDecoding)
+{
+ UInt32 Range = vs->Range;
+ UInt32 Code = vs->Code;
+
+ unsigned char *Buffer = vs->Buffer;
+ int BufferSize = vs->BufferSize; /* don't change it to unsigned int */
+ CProb *p = vs->Probs;
+
+ int state = vs->State;
+ unsigned char previousByte;
+ UInt32 rep0 = vs->Reps[0], rep1 = vs->Reps[1], rep2 = vs->Reps[2], rep3 = vs->Reps[3];
+ SizeT nowPos = 0;
+ UInt32 posStateMask = (1 << (vs->Properties.pb)) - 1;
+ UInt32 literalPosMask = (1 << (vs->Properties.lp)) - 1;
+ int lc = vs->Properties.lc;
+ int len = vs->RemainLen;
+ UInt32 globalPos = vs->GlobalPos;
+ UInt32 distanceLimit = vs->DistanceLimit;
+
+ unsigned char *dictionary = vs->Dictionary;
+ UInt32 dictionarySize = vs->Properties.DictionarySize;
+ UInt32 dictionaryPos = vs->DictionaryPos;
+
+ unsigned char tempDictionary[4];
+
+ (*inSizeProcessed) = 0;
+ (*outSizeProcessed) = 0;
+ if (len == kLzmaStreamWasFinishedId)
+ return LZMA_RESULT_OK;
+
+ if (dictionarySize == 0)
+ {
+ dictionary = tempDictionary;
+ dictionarySize = 1;
+ tempDictionary[0] = vs->TempDictionary[0];
+ }
+
+ if (len == kLzmaNeedInitId)
+ {
+ while (inSize > 0 && BufferSize < kLzmaInBufferSize)
+ {
+ Buffer[BufferSize++] = *inStream++;
+ (*inSizeProcessed)++;
+ inSize--;
+ }
+ if (BufferSize < 5)
+ {
+ vs->BufferSize = BufferSize;
+ return finishDecoding ? LZMA_RESULT_DATA_ERROR : LZMA_RESULT_OK;
+ }
+ {
+ UInt32 numProbs = Literal + ((UInt32)LZMA_LIT_SIZE << (lc + vs->Properties.lp));
+ UInt32 i;
+ for (i = 0; i < numProbs; i++)
+ p[i] = kBitModelTotal >> 1;
+ rep0 = rep1 = rep2 = rep3 = 1;
+ state = 0;
+ globalPos = 0;
+ distanceLimit = 0;
+ dictionaryPos = 0;
+ dictionary[dictionarySize - 1] = 0;
+ RC_INIT;
+ }
+ len = 0;
+ }
+ while(len != 0 && nowPos < outSize)
+ {
+ UInt32 pos = dictionaryPos - rep0;
+ if (pos >= dictionarySize)
+ pos += dictionarySize;
+ outStream[nowPos++] = dictionary[dictionaryPos] = dictionary[pos];
+ if (++dictionaryPos == dictionarySize)
+ dictionaryPos = 0;
+ len--;
+ }
+ if (dictionaryPos == 0)
+ previousByte = dictionary[dictionarySize - 1];
+ else
+ previousByte = dictionary[dictionaryPos - 1];
+
+ while(1)
+ {
+ int bufferPos = (int)(Buffer - vs->Buffer);
+ if (BufferSize - bufferPos < kRequiredInBufferSize)
+ {
+ int i;
+ BufferSize -= bufferPos;
+ if (BufferSize < 0)
+ return LZMA_RESULT_DATA_ERROR;
+ for (i = 0; i < BufferSize; i++)
+ vs->Buffer[i] = Buffer[i];
+ Buffer = vs->Buffer;
+ while (inSize > 0 && BufferSize < kLzmaInBufferSize)
+ {
+ Buffer[BufferSize++] = *inStream++;
+ (*inSizeProcessed)++;
+ inSize--;
+ }
+ if (BufferSize < kRequiredInBufferSize && !finishDecoding)
+ break;
+ }
+ if (nowPos >= outSize)
+ break;
+ {
+ CProb *prob;
+ UInt32 bound;
+ int posState = (int)((nowPos + globalPos) & posStateMask);
+
+ prob = p + IsMatch + (state << kNumPosBitsMax) + posState;
+ IfBit0(prob)
+ {
+ int symbol = 1;
+ UpdateBit0(prob)
+ prob = p + Literal + (LZMA_LIT_SIZE *
+ ((((nowPos + globalPos)& literalPosMask) << lc) + (previousByte >> (8 - lc))));
+
+ if (state >= kNumLitStates)
+ {
+ int matchByte;
+ UInt32 pos = dictionaryPos - rep0;
+ if (pos >= dictionarySize)
+ pos += dictionarySize;
+ matchByte = dictionary[pos];
+ do
+ {
+ int bit;
+ CProb *probLit;
+ matchByte <<= 1;
+ bit = (matchByte & 0x100);
+ probLit = prob + 0x100 + bit + symbol;
+ RC_GET_BIT2(probLit, symbol, if (bit != 0) break, if (bit == 0) break)
+ }
+ while (symbol < 0x100);
+ }
+ while (symbol < 0x100)
+ {
+ CProb *probLit = prob + symbol;
+ RC_GET_BIT(probLit, symbol)
+ }
+ previousByte = (unsigned char)symbol;
+
+ outStream[nowPos++] = previousByte;
+ if (distanceLimit < dictionarySize)
+ distanceLimit++;
+
+ dictionary[dictionaryPos] = previousByte;
+ if (++dictionaryPos == dictionarySize)
+ dictionaryPos = 0;
+ if (state < 4) state = 0;
+ else if (state < 10) state -= 3;
+ else state -= 6;
+ }
+ else
+ {
+ UpdateBit1(prob);
+ prob = p + IsRep + state;
+ IfBit0(prob)
+ {
+ UpdateBit0(prob);
+ rep3 = rep2;
+ rep2 = rep1;
+ rep1 = rep0;
+ state = state < kNumLitStates ? 0 : 3;
+ prob = p + LenCoder;
+ }
+ else
+ {
+ UpdateBit1(prob);
+ prob = p + IsRepG0 + state;
+ IfBit0(prob)
+ {
+ UpdateBit0(prob);
+ prob = p + IsRep0Long + (state << kNumPosBitsMax) + posState;
+ IfBit0(prob)
+ {
+ UInt32 pos;
+ UpdateBit0(prob);
+ if (distanceLimit == 0)
+ return LZMA_RESULT_DATA_ERROR;
+ if (distanceLimit < dictionarySize)
+ distanceLimit++;
+ state = state < kNumLitStates ? 9 : 11;
+ pos = dictionaryPos - rep0;
+ if (pos >= dictionarySize)
+ pos += dictionarySize;
+ previousByte = dictionary[pos];
+ dictionary[dictionaryPos] = previousByte;
+ if (++dictionaryPos == dictionarySize)
+ dictionaryPos = 0;
+ outStream[nowPos++] = previousByte;
+ continue;
+ }
+ else
+ {
+ UpdateBit1(prob);
+ }
+ }
+ else
+ {
+ UInt32 distance;
+ UpdateBit1(prob);
+ prob = p + IsRepG1 + state;
+ IfBit0(prob)
+ {
+ UpdateBit0(prob);
+ distance = rep1;
+ }
+ else
+ {
+ UpdateBit1(prob);
+ prob = p + IsRepG2 + state;
+ IfBit0(prob)
+ {
+ UpdateBit0(prob);
+ distance = rep2;
+ }
+ else
+ {
+ UpdateBit1(prob);
+ distance = rep3;
+ rep3 = rep2;
+ }
+ rep2 = rep1;
+ }
+ rep1 = rep0;
+ rep0 = distance;
+ }
+ state = state < kNumLitStates ? 8 : 11;
+ prob = p + RepLenCoder;
+ }
+ {
+ int numBits, offset;
+ CProb *probLen = prob + LenChoice;
+ IfBit0(probLen)
+ {
+ UpdateBit0(probLen);
+ probLen = prob + LenLow + (posState << kLenNumLowBits);
+ offset = 0;
+ numBits = kLenNumLowBits;
+ }
+ else
+ {
+ UpdateBit1(probLen);
+ probLen = prob + LenChoice2;
+ IfBit0(probLen)
+ {
+ UpdateBit0(probLen);
+ probLen = prob + LenMid + (posState << kLenNumMidBits);
+ offset = kLenNumLowSymbols;
+ numBits = kLenNumMidBits;
+ }
+ else
+ {
+ UpdateBit1(probLen);
+ probLen = prob + LenHigh;
+ offset = kLenNumLowSymbols + kLenNumMidSymbols;
+ numBits = kLenNumHighBits;
+ }
+ }
+ RangeDecoderBitTreeDecode(probLen, numBits, len);
+ len += offset;
+ }
+
+ if (state < 4)
+ {
+ int posSlot;
+ state += kNumLitStates;
+ prob = p + PosSlot +
+ ((len < kNumLenToPosStates ? len : kNumLenToPosStates - 1) <<
+ kNumPosSlotBits);
+ RangeDecoderBitTreeDecode(prob, kNumPosSlotBits, posSlot);
+ if (posSlot >= kStartPosModelIndex)
+ {
+ int numDirectBits = ((posSlot >> 1) - 1);
+ rep0 = (2 | ((UInt32)posSlot & 1));
+ if (posSlot < kEndPosModelIndex)
+ {
+ rep0 <<= numDirectBits;
+ prob = p + SpecPos + rep0 - posSlot - 1;
+ }
+ else
+ {
+ numDirectBits -= kNumAlignBits;
+ do
+ {
+ RC_NORMALIZE
+ Range >>= 1;
+ rep0 <<= 1;
+ if (Code >= Range)
+ {
+ Code -= Range;
+ rep0 |= 1;
+ }
+ }
+ while (--numDirectBits != 0);
+ prob = p + Align;
+ rep0 <<= kNumAlignBits;
+ numDirectBits = kNumAlignBits;
+ }
+ {
+ int i = 1;
+ int mi = 1;
+ do
+ {
+ CProb *prob3 = prob + mi;
+ RC_GET_BIT2(prob3, mi, ; , rep0 |= i);
+ i <<= 1;
+ }
+ while(--numDirectBits != 0);
+ }
+ }
+ else
+ rep0 = posSlot;
+ if (++rep0 == (UInt32)(0))
+ {
+ /* it's for stream version */
+ len = kLzmaStreamWasFinishedId;
+ break;
+ }
+ }
+
+ len += kMatchMinLen;
+ if (rep0 > distanceLimit)
+ return LZMA_RESULT_DATA_ERROR;
+ if (dictionarySize - distanceLimit > (UInt32)len)
+ distanceLimit += len;
+ else
+ distanceLimit = dictionarySize;
+
+ do
+ {
+ UInt32 pos = dictionaryPos - rep0;
+ if (pos >= dictionarySize)
+ pos += dictionarySize;
+ previousByte = dictionary[pos];
+ dictionary[dictionaryPos] = previousByte;
+ if (++dictionaryPos == dictionarySize)
+ dictionaryPos = 0;
+ len--;
+ outStream[nowPos++] = previousByte;
+ }
+ while(len != 0 && nowPos < outSize);
+ }
+ }
+ }
+ RC_NORMALIZE;
+
+ BufferSize -= (int)(Buffer - vs->Buffer);
+ if (BufferSize < 0)
+ return LZMA_RESULT_DATA_ERROR;
+ {
+ int i;
+ for (i = 0; i < BufferSize; i++)
+ vs->Buffer[i] = Buffer[i];
+ }
+ vs->BufferSize = BufferSize;
+ vs->Range = Range;
+ vs->Code = Code;
+ vs->DictionaryPos = dictionaryPos;
+ vs->GlobalPos = (UInt32)(globalPos + nowPos);
+ vs->DistanceLimit = distanceLimit;
+ vs->Reps[0] = rep0;
+ vs->Reps[1] = rep1;
+ vs->Reps[2] = rep2;
+ vs->Reps[3] = rep3;
+ vs->State = state;
+ vs->RemainLen = len;
+ vs->TempDictionary[0] = tempDictionary[0];
+
+ (*outSizeProcessed) = nowPos;
+ return LZMA_RESULT_OK;
+}
diff --git a/release/src/linux/linux/scripts/squashfs/lzma/C/7zip/Compress/LZMA_C/LzmaStateDecode.h b/release/src/linux/linux/scripts/squashfs/lzma/C/7zip/Compress/LZMA_C/LzmaStateDecode.h new file mode 100644 index 00000000..4e6aad89 --- /dev/null +++ b/release/src/linux/linux/scripts/squashfs/lzma/C/7zip/Compress/LZMA_C/LzmaStateDecode.h @@ -0,0 +1,115 @@ +/*
+ LzmaStateDecode.h
+ LZMA Decoder interface (State version)
+
+ LZMA SDK 4.21 Copyright (c) 1999-2005 Igor Pavlov (2005-06-08)
+ http://www.7-zip.org/
+
+ LZMA SDK is licensed under two licenses:
+ 1) GNU Lesser General Public License (GNU LGPL)
+ 2) Common Public License (CPL)
+ It means that you can select one of these two licenses and
+ follow rules of that license.
+
+ SPECIAL EXCEPTION:
+ Igor Pavlov, as the author of this code, expressly permits you to
+ statically or dynamically link your code (or bind by name) to the
+ interfaces of this file without subjecting your linked code to the
+ terms of the CPL or GNU LGPL. Any modifications or additions
+ to this file, however, are subject to the LGPL or CPL terms.
+*/
+
+#ifndef __LZMASTATEDECODE_H
+#define __LZMASTATEDECODE_H
+
+/* #define _LZMA_PROB32 */
+/* It can increase speed on some 32-bit CPUs,
+ but memory usage will be doubled in that case */
+
+/* #define _LZMA_SYSTEM_SIZE_T */
+/* Use system's size_t. You can use it to enable 64-bit sizes supporting*/
+
+
+#ifndef UInt32
+#ifdef _LZMA_UINT32_IS_ULONG
+#define UInt32 unsigned long
+#else
+#define UInt32 unsigned int
+#endif
+#endif
+
+#ifndef SizeT
+#ifdef _LZMA_SYSTEM_SIZE_T
+#include <stddef.h>
+#define SizeT size_t
+#else
+#define SizeT UInt32
+#endif
+#endif
+
+#ifdef _LZMA_PROB32
+#define CProb UInt32
+#else
+#define CProb unsigned short
+#endif
+
+#define LZMA_RESULT_OK 0
+#define LZMA_RESULT_DATA_ERROR 1
+
+#define LZMA_BASE_SIZE 1846
+#define LZMA_LIT_SIZE 768
+
+#define LZMA_PROPERTIES_SIZE 5
+
+typedef struct _CLzmaProperties
+{
+ int lc;
+ int lp;
+ int pb;
+ UInt32 DictionarySize;
+}CLzmaProperties;
+
+int LzmaDecodeProperties(CLzmaProperties *propsRes, const unsigned char *propsData, int size);
+
+#define LzmaGetNumProbs(lzmaProps) (LZMA_BASE_SIZE + (LZMA_LIT_SIZE << ((lzmaProps)->lc + (lzmaProps)->lp)))
+
+#define kLzmaInBufferSize 64 /* don't change it. it must be larger than kRequiredInBufferSize */
+
+#define kLzmaNeedInitId (-2)
+
+typedef struct _CLzmaDecoderState
+{
+ CLzmaProperties Properties;
+ CProb *Probs;
+ unsigned char *Dictionary;
+
+ unsigned char Buffer[kLzmaInBufferSize];
+ int BufferSize;
+
+ UInt32 Range;
+ UInt32 Code;
+ UInt32 DictionaryPos;
+ UInt32 GlobalPos;
+ UInt32 DistanceLimit;
+ UInt32 Reps[4];
+ int State;
+ int RemainLen; /* -2: decoder needs internal initialization
+ -1: stream was finished,
+ 0: ok
+ > 0: need to write RemainLen bytes as match Reps[0],
+ */
+ unsigned char TempDictionary[4]; /* it's required when DictionarySize = 0 */
+} CLzmaDecoderState;
+
+#define LzmaDecoderInit(vs) { (vs)->RemainLen = kLzmaNeedInitId; (vs)->BufferSize = 0; }
+
+/* LzmaDecode: decoding from input stream to output stream.
+ If finishDecoding != 0, then there are no more bytes in input stream
+ after inStream[inSize - 1]. */
+
+int LzmaDecode(CLzmaDecoderState *vs,
+ const unsigned char *inStream, SizeT inSize, SizeT *inSizeProcessed,
+ unsigned char *outStream, SizeT outSize, SizeT *outSizeProcessed,
+ int finishDecoding);
+
+#endif
diff --git a/release/src/linux/linux/scripts/squashfs/lzma/C/7zip/Compress/LZMA_C/LzmaStateTest.c b/release/src/linux/linux/scripts/squashfs/lzma/C/7zip/Compress/LZMA_C/LzmaStateTest.c new file mode 100644 index 00000000..fa791d35 --- /dev/null +++ b/release/src/linux/linux/scripts/squashfs/lzma/C/7zip/Compress/LZMA_C/LzmaStateTest.c @@ -0,0 +1,195 @@ +/*
+LzmaStateTest.c
+Test application for LZMA Decoder (State version)
+
+This file written and distributed to public domain by Igor Pavlov.
+This file is part of LZMA SDK 4.26 (2005-08-02)
+*/
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include "LzmaStateDecode.h"
+
+const char *kCantReadMessage = "Can not read input file";
+const char *kCantWriteMessage = "Can not write output file";
+const char *kCantAllocateMessage = "Can not allocate memory";
+
+#define kInBufferSize (1 << 15)
+#define kOutBufferSize (1 << 15)
+
+unsigned char g_InBuffer[kInBufferSize];
+unsigned char g_OutBuffer[kOutBufferSize];
+
+size_t MyReadFile(FILE *file, void *data, size_t size)
+ { return fread(data, 1, size, file); }
+
+int MyReadFileAndCheck(FILE *file, void *data, size_t size)
+ { return (MyReadFile(file, data, size) == size); }
+
+int PrintError(char *buffer, const char *message)
+{
+ sprintf(buffer + strlen(buffer), "\nError: ");
+ sprintf(buffer + strlen(buffer), message);
+ return 1;
+}
+
+int main3(FILE *inFile, FILE *outFile, char *rs)
+{
+ /* We use two 32-bit integers to construct 64-bit integer for file size.
+ You can remove outSizeHigh, if you don't need >= 4GB supporting,
+ or you can use UInt64 outSize, if your compiler supports 64-bit integers*/
+ UInt32 outSize = 0;
+ UInt32 outSizeHigh = 0;
+
+ int waitEOS = 1;
+ /* waitEOS = 1, if there is no uncompressed size in headers,
+ so decoder will wait EOS (End of Stream Marker) in compressed stream */
+
+ int i;
+ int res = 0;
+ CLzmaDecoderState state; /* it's about 140 bytes structure, if int is 32-bit */
+ unsigned char properties[LZMA_PROPERTIES_SIZE];
+ SizeT inAvail = 0;
+ unsigned char *inBuffer = 0;
+
+ if (sizeof(UInt32) < 4)
+ return PrintError(rs, "LZMA decoder needs correct UInt32");
+
+ /* Read LZMA properties for compressed stream */
+
+ if (!MyReadFileAndCheck(inFile, properties, sizeof(properties)))
+ return PrintError(rs, kCantReadMessage);
+
+ /* Read uncompressed size */
+
+ for (i = 0; i < 8; i++)
+ {
+ unsigned char b;
+ if (!MyReadFileAndCheck(inFile, &b, 1))
+ return PrintError(rs, kCantReadMessage);
+ if (b != 0xFF)
+ waitEOS = 0;
+ if (i < 4)
+ outSize += (UInt32)(b) << (i * 8);
+ else
+ outSizeHigh += (UInt32)(b) << ((i - 4) * 8);
+ }
+
+ /* Decode LZMA properties and allocate memory */
+
+ if (LzmaDecodeProperties(&state.Properties, properties, LZMA_PROPERTIES_SIZE) != LZMA_RESULT_OK)
+ return PrintError(rs, "Incorrect stream properties");
+ state.Probs = (CProb *)malloc(LzmaGetNumProbs(&state.Properties) * sizeof(CProb));
+ if (state.Probs == 0)
+ return PrintError(rs, kCantAllocateMessage);
+
+ if (state.Properties.DictionarySize == 0)
+ state.Dictionary = 0;
+ else
+ {
+ state.Dictionary = (unsigned char *)malloc(state.Properties.DictionarySize);
+ if (state.Dictionary == 0)
+ {
+ free(state.Probs);
+ return PrintError(rs, kCantAllocateMessage);
+ }
+ }
+
+ /* Decompress */
+
+ LzmaDecoderInit(&state);
+
+ do
+ {
+ SizeT inProcessed, outProcessed;
+ int finishDecoding;
+ UInt32 outAvail = kOutBufferSize;
+ if (!waitEOS && outSizeHigh == 0 && outAvail > outSize)
+ outAvail = outSize;
+ if (inAvail == 0)
+ {
+ inAvail = (SizeT)MyReadFile(inFile, g_InBuffer, kInBufferSize);
+ inBuffer = g_InBuffer;
+ }
+ finishDecoding = (inAvail == 0);
+ res = LzmaDecode(&state,
+ inBuffer, inAvail, &inProcessed,
+ g_OutBuffer, outAvail, &outProcessed,
+ finishDecoding);
+ if (res != 0)
+ {
+ sprintf(rs + strlen(rs), "\nDecoding error = %d\n", res);
+ res = 1;
+ break;
+ }
+ inAvail -= inProcessed;
+ inBuffer += inProcessed;
+
+ if (outFile != 0)
+ if (fwrite(g_OutBuffer, 1, outProcessed, outFile) != outProcessed)
+ {
+ PrintError(rs, kCantWriteMessage);
+ res = 1;
+ break;
+ }
+
+ if (outSize < outProcessed)
+ outSizeHigh--;
+ outSize -= (UInt32)outProcessed;
+ outSize &= 0xFFFFFFFF;
+
+ if (outProcessed == 0 && finishDecoding)
+ {
+ if (!waitEOS && (outSize != 0 || outSizeHigh != 0))
+ res = 1;
+ break;
+ }
+ }
+ while ((outSize != 0 && outSizeHigh == 0) || outSizeHigh != 0 || waitEOS);
+
+ free(state.Dictionary);
+ free(state.Probs);
+ return res;
+}
+
+int main2(int numArgs, const char *args[], char *rs)
+{
+ FILE *inFile = 0;
+ FILE *outFile = 0;
+ int res;
+
+ sprintf(rs + strlen(rs), "\nLZMA Decoder 4.26 Copyright (c) 1999-2005 Igor Pavlov 2005-08-02\n");
+ if (numArgs < 2 || numArgs > 3)
+ {
+ sprintf(rs + strlen(rs), "\nUsage: lzmadec file.lzma [outFile]\n");
+ return 1;
+ }
+
+ inFile = fopen(args[1], "rb");
+ if (inFile == 0)
+ return PrintError(rs, "Can not open input file");
+
+ if (numArgs > 2)
+ {
+ outFile = fopen(args[2], "wb+");
+ if (outFile == 0)
+ return PrintError(rs, "Can not open output file");
+ }
+
+ res = main3(inFile, outFile, rs);
+
+ if (outFile != 0)
+ fclose(outFile);
+ fclose(inFile);
+ return res;
+}
+
+int main(int numArgs, const char *args[])
+{
+ char rs[800] = { 0 };
+ int res = main2(numArgs, args, rs);
+ printf(rs);
+ return res;
+}
diff --git a/release/src/linux/linux/scripts/squashfs/lzma/C/7zip/Compress/LZMA_C/LzmaTest.c b/release/src/linux/linux/scripts/squashfs/lzma/C/7zip/Compress/LZMA_C/LzmaTest.c new file mode 100644 index 00000000..370b9497 --- /dev/null +++ b/release/src/linux/linux/scripts/squashfs/lzma/C/7zip/Compress/LZMA_C/LzmaTest.c @@ -0,0 +1,342 @@ +/*
+LzmaTest.c
+Test application for LZMA Decoder
+
+This file written and distributed to public domain by Igor Pavlov.
+This file is part of LZMA SDK 4.26 (2005-08-05)
+*/
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include "LzmaDecode.h"
+
+const char *kCantReadMessage = "Can not read input file";
+const char *kCantWriteMessage = "Can not write output file";
+const char *kCantAllocateMessage = "Can not allocate memory";
+
+size_t MyReadFile(FILE *file, void *data, size_t size)
+{
+ if (size == 0)
+ return 0;
+ return fread(data, 1, size, file);
+}
+
+int MyReadFileAndCheck(FILE *file, void *data, size_t size)
+ { return (MyReadFile(file, data, size) == size);}
+
+size_t MyWriteFile(FILE *file, const void *data, size_t size)
+{
+ if (size == 0)
+ return 0;
+ return fwrite(data, 1, size, file);
+}
+
+int MyWriteFileAndCheck(FILE *file, const void *data, size_t size)
+ { return (MyWriteFile(file, data, size) == size); }
+
+#ifdef _LZMA_IN_CB
+#define kInBufferSize (1 << 15)
+typedef struct _CBuffer
+{
+ ILzmaInCallback InCallback;
+ FILE *File;
+ unsigned char Buffer[kInBufferSize];
+} CBuffer;
+
+int LzmaReadCompressed(void *object, const unsigned char **buffer, SizeT *size)
+{
+ CBuffer *b = (CBuffer *)object;
+ *buffer = b->Buffer;
+ *size = (SizeT)MyReadFile(b->File, b->Buffer, kInBufferSize);
+ return LZMA_RESULT_OK;
+}
+CBuffer g_InBuffer;
+
+#endif
+
+#ifdef _LZMA_OUT_READ
+#define kOutBufferSize (1 << 15)
+unsigned char g_OutBuffer[kOutBufferSize];
+#endif
+
+int PrintError(char *buffer, const char *message)
+{
+ sprintf(buffer + strlen(buffer), "\nError: ");
+ sprintf(buffer + strlen(buffer), message);
+ return 1;
+}
+
+int main3(FILE *inFile, FILE *outFile, char *rs)
+{
+ /* We use two 32-bit integers to construct 64-bit integer for file size.
+ You can remove outSizeHigh, if you don't need >= 4GB supporting,
+ or you can use UInt64 outSize, if your compiler supports 64-bit integers*/
+ UInt32 outSize = 0;
+ UInt32 outSizeHigh = 0;
+ #ifndef _LZMA_OUT_READ
+ SizeT outSizeFull;
+ unsigned char *outStream;
+ #endif
+
+ int waitEOS = 1;
+ /* waitEOS = 1, if there is no uncompressed size in headers,
+ so decoder will wait EOS (End of Stream Marker) in compressed stream */
+
+ #ifndef _LZMA_IN_CB
+ SizeT compressedSize;
+ unsigned char *inStream;
+ #endif
+
+ CLzmaDecoderState state; /* it's about 24-80 bytes structure, if int is 32-bit */
+ unsigned char properties[LZMA_PROPERTIES_SIZE];
+
+ int res;
+
+ #ifdef _LZMA_IN_CB
+ g_InBuffer.File = inFile;
+ #endif
+
+ if (sizeof(UInt32) < 4)
+ return PrintError(rs, "LZMA decoder needs correct UInt32");
+
+ #ifndef _LZMA_IN_CB
+ {
+ long length;
+ fseek(inFile, 0, SEEK_END);
+ length = ftell(inFile);
+ fseek(inFile, 0, SEEK_SET);
+ if ((long)(SizeT)length != length)
+ return PrintError(rs, "Too big compressed stream");
+ compressedSize = (SizeT)(length - (LZMA_PROPERTIES_SIZE + 8));
+ }
+ #endif
+
+ /* Read LZMA properties for compressed stream */
+
+ if (!MyReadFileAndCheck(inFile, properties, sizeof(properties)))
+ return PrintError(rs, kCantReadMessage);
+
+ /* Read uncompressed size */
+
+ {
+ int i;
+ for (i = 0; i < 8; i++)
+ {
+ unsigned char b;
+ if (!MyReadFileAndCheck(inFile, &b, 1))
+ return PrintError(rs, kCantReadMessage);
+ if (b != 0xFF)
+ waitEOS = 0;
+ if (i < 4)
+ outSize += (UInt32)(b) << (i * 8);
+ else
+ outSizeHigh += (UInt32)(b) << ((i - 4) * 8);
+ }
+
+ #ifndef _LZMA_OUT_READ
+ if (waitEOS)
+ return PrintError(rs, "Stream with EOS marker is not supported");
+ outSizeFull = (SizeT)outSize;
+ if (sizeof(SizeT) >= 8)
+ outSizeFull |= (((SizeT)outSizeHigh << 16) << 16);
+ else if (outSizeHigh != 0 || (UInt32)(SizeT)outSize != outSize)
+ return PrintError(rs, "Too big uncompressed stream");
+ #endif
+ }
+
+ /* Decode LZMA properties and allocate memory */
+
+ if (LzmaDecodeProperties(&state.Properties, properties, LZMA_PROPERTIES_SIZE) != LZMA_RESULT_OK)
+ return PrintError(rs, "Incorrect stream properties");
+ state.Probs = (CProb *)malloc(LzmaGetNumProbs(&state.Properties) * sizeof(CProb));
+
+ #ifdef _LZMA_OUT_READ
+ if (state.Properties.DictionarySize == 0)
+ state.Dictionary = 0;
+ else
+ state.Dictionary = (unsigned char *)malloc(state.Properties.DictionarySize);
+ #else
+ if (outSizeFull == 0)
+ outStream = 0;
+ else
+ outStream = (unsigned char *)malloc(outSizeFull);
+ #endif
+
+ #ifndef _LZMA_IN_CB
+ if (compressedSize == 0)
+ inStream = 0;
+ else
+ inStream = (unsigned char *)malloc(compressedSize);
+ #endif
+
+ if (state.Probs == 0
+ #ifdef _LZMA_OUT_READ
+ || (state.Dictionary == 0 && state.Properties.DictionarySize != 0)
+ #else
+ || (outStream == 0 && outSizeFull != 0)
+ #endif
+ #ifndef _LZMA_IN_CB
+ || (inStream == 0 && compressedSize != 0)
+ #endif
+ )
+ {
+ free(state.Probs);
+ #ifdef _LZMA_OUT_READ
+ free(state.Dictionary);
+ #else
+ free(outStream);
+ #endif
+ #ifndef _LZMA_IN_CB
+ free(inStream);
+ #endif
+ return PrintError(rs, kCantAllocateMessage);
+ }
+
+ /* Decompress */
+
+ #ifdef _LZMA_IN_CB
+ g_InBuffer.InCallback.Read = LzmaReadCompressed;
+ #else
+ if (!MyReadFileAndCheck(inFile, inStream, compressedSize))
+ return PrintError(rs, kCantReadMessage);
+ #endif
+
+ #ifdef _LZMA_OUT_READ
+ {
+ #ifndef _LZMA_IN_CB
+ SizeT inAvail = compressedSize;
+ const unsigned char *inBuffer = inStream;
+ #endif
+ LzmaDecoderInit(&state);
+ do
+ {
+ #ifndef _LZMA_IN_CB
+ SizeT inProcessed;
+ #endif
+ SizeT outProcessed;
+ SizeT outAvail = kOutBufferSize;
+ if (!waitEOS && outSizeHigh == 0 && outAvail > outSize)
+ outAvail = (SizeT)outSize;
+ res = LzmaDecode(&state,
+ #ifdef _LZMA_IN_CB
+ &g_InBuffer.InCallback,
+ #else
+ inBuffer, inAvail, &inProcessed,
+ #endif
+ g_OutBuffer, outAvail, &outProcessed);
+ if (res != 0)
+ {
+ sprintf(rs + strlen(rs), "\nDecoding error = %d\n", res);
+ res = 1;
+ break;
+ }
+ #ifndef _LZMA_IN_CB
+ inAvail -= inProcessed;
+ inBuffer += inProcessed;
+ #endif
+
+ if (outFile != 0)
+ if (!MyWriteFileAndCheck(outFile, g_OutBuffer, (size_t)outProcessed))
+ {
+ PrintError(rs, kCantWriteMessage);
+ res = 1;
+ break;
+ }
+
+ if (outSize < outProcessed)
+ outSizeHigh--;
+ outSize -= (UInt32)outProcessed;
+ outSize &= 0xFFFFFFFF;
+
+ if (outProcessed == 0)
+ {
+ if (!waitEOS && (outSize != 0 || outSizeHigh != 0))
+ res = 1;
+ break;
+ }
+ }
+ while ((outSize != 0 && outSizeHigh == 0) || outSizeHigh != 0 || waitEOS);
+ }
+
+ #else
+ {
+ #ifndef _LZMA_IN_CB
+ SizeT inProcessed;
+ #endif
+ SizeT outProcessed;
+ res = LzmaDecode(&state,
+ #ifdef _LZMA_IN_CB
+ &g_InBuffer.InCallback,
+ #else
+ inStream, compressedSize, &inProcessed,
+ #endif
+ outStream, outSizeFull, &outProcessed);
+ if (res != 0)
+ {
+ sprintf(rs + strlen(rs), "\nDecoding error = %d\n", res);
+ res = 1;
+ }
+ else if (outFile != 0)
+ {
+ if (!MyWriteFileAndCheck(outFile, outStream, (size_t)outProcessed))
+ {
+ PrintError(rs, kCantWriteMessage);
+ res = 1;
+ }
+ }
+ }
+ #endif
+
+ free(state.Probs);
+ #ifdef _LZMA_OUT_READ
+ free(state.Dictionary);
+ #else
+ free(outStream);
+ #endif
+ #ifndef _LZMA_IN_CB
+ free(inStream);
+ #endif
+ return res;
+}
+
+int main2(int numArgs, const char *args[], char *rs)
+{
+ FILE *inFile = 0;
+ FILE *outFile = 0;
+ int res;
+
+ sprintf(rs + strlen(rs), "\nLZMA Decoder 4.26 Copyright (c) 1999-2005 Igor Pavlov 2005-08-05\n");
+ if (numArgs < 2 || numArgs > 3)
+ {
+ sprintf(rs + strlen(rs), "\nUsage: lzmadec file.lzma [outFile]\n");
+ return 1;
+ }
+
+ inFile = fopen(args[1], "rb");
+ if (inFile == 0)
+ return PrintError(rs, "Can not open input file");
+
+ if (numArgs > 2)
+ {
+ outFile = fopen(args[2], "wb+");
+ if (outFile == 0)
+ return PrintError(rs, "Can not open output file");
+ }
+
+ res = main3(inFile, outFile, rs);
+
+ if (outFile != 0)
+ fclose(outFile);
+ fclose(inFile);
+ return res;
+}
+
+int main(int numArgs, const char *args[])
+{
+ char rs[800] = { 0 };
+ int res = main2(numArgs, args, rs);
+ printf(rs);
+ return res;
+}
diff --git a/release/src/linux/linux/scripts/squashfs/lzma/C/7zip/Compress/LZMA_C/makefile b/release/src/linux/linux/scripts/squashfs/lzma/C/7zip/Compress/LZMA_C/makefile new file mode 100644 index 00000000..f8e193b2 --- /dev/null +++ b/release/src/linux/linux/scripts/squashfs/lzma/C/7zip/Compress/LZMA_C/makefile @@ -0,0 +1,43 @@ +PROG = lzmaDec.exe
+
+!IFNDEF O
+!IFDEF CPU
+O=$(CPU)
+!ELSE
+O=O
+!ENDIF
+!ENDIF
+
+CFLAGS = $(CFLAGS) -nologo -c -Fo$O/ -GS-
+CFLAGS_O1 = $(CFLAGS) -O1
+CFLAGS_O2 = $(CFLAGS) -O2
+
+LFLAGS = $(LFLAGS) -nologo -OPT:NOWIN98
+
+PROGPATH = $O\$(PROG)
+
+COMPL_O1 = $(CPP) $(CFLAGS_O1) $**
+COMPL_O2 = $(CPP) $(CFLAGS_O2) $**
+COMPL = $(CPP) $(CFLAGS_O1) $**
+
+
+OBJS = \
+ $O\LzmaTest.obj \
+ $O\LzmaDecode.obj \
+
+all: $(PROGPATH)
+
+clean:
+ -del /Q $(PROGPATH) $O\*.exe $O\*.dll $O\*.obj $O\*.lib $O\*.exp $O\*.res $O\*.pch
+
+$O:
+ if not exist "$O" mkdir "$O"
+
+$(PROGPATH): $O $(OBJS)
+ link $(LFLAGS) -out:$(PROGPATH) $(OBJS) $(LIBS)
+
+
+$O\LzmaTest.obj: $(*B).c
+ $(COMPL)
+$O\LzmaDecode.obj: ../../Compress/LZMA_C/$(*B).c
+ $(COMPL_O2)
diff --git a/release/src/linux/linux/scripts/squashfs/lzma/C/7zip/Compress/LZMA_C/makefile.gcc b/release/src/linux/linux/scripts/squashfs/lzma/C/7zip/Compress/LZMA_C/makefile.gcc new file mode 100644 index 00000000..43bbef17 --- /dev/null +++ b/release/src/linux/linux/scripts/squashfs/lzma/C/7zip/Compress/LZMA_C/makefile.gcc @@ -0,0 +1,23 @@ +PROG = lzmadec
+CXX = gcc
+LIB =
+RM = rm -f
+CFLAGS = -c -O2 -Wall -pedantic -D _LZMA_PROB32
+
+OBJS = LzmaTest.o LzmaDecode.o
+
+all: $(PROG)
+
+$(PROG): $(OBJS)
+ $(CXX) -o $(PROG) $(LDFLAGS) $(OBJS) $(LIB)
+
+LzmaTest.o: LzmaTest.c
+ $(CXX) $(CFLAGS) LzmaTest.c
+
+LzmaDecode.o: LzmaDecode.c
+ $(CXX) $(CFLAGS) LzmaDecode.c
+
+
+clean:
+ -$(RM) $(PROG) $(OBJS)
+
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