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Openwrt/target/linux/generic/patches-2.6.39/511-debloat_lzma.patch
Hauke Mehrtens c69f2d8788 kernel: some updates for kernel 2.6.39 
* add md5sum for kernel
* add some missing config symbols
* add some ssb patches to make compat-wireless compile

Thank you Peter Wagner for the patch

SVN-Revision: 27009
2011-05-25 19:32:00 +00:00

486 lines
16 KiB
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Raw Blame History

--- a/include/linux/lzma/LzmaDec.h
+++ b/include/linux/lzma/LzmaDec.h
@@ -31,14 +31,6 @@ typedef struct _CLzmaProps
UInt32 dicSize;
} CLzmaProps;
-/* LzmaProps_Decode - decodes properties
-Returns:
- SZ_OK
- SZ_ERROR_UNSUPPORTED - Unsupported properties
-*/
-
-SRes LzmaProps_Decode(CLzmaProps *p, const Byte *data, unsigned size);
-
/* ---------- LZMA Decoder state ---------- */
@@ -70,8 +62,6 @@ typedef struct
#define LzmaDec_Construct(p) { (p)->dic = 0; (p)->probs = 0; }
-void LzmaDec_Init(CLzmaDec *p);
-
/* There are two types of LZMA streams:
0) Stream with end mark. That end mark adds about 6 bytes to compressed size.
1) Stream without end mark. You must know exact uncompressed size to decompress such stream. */
@@ -108,97 +98,6 @@ typedef enum
/* ELzmaStatus is used only as output value for function call */
-
-/* ---------- Interfaces ---------- */
-
-/* There are 3 levels of interfaces:
- 1) Dictionary Interface
- 2) Buffer Interface
- 3) One Call Interface
- You can select any of these interfaces, but don't mix functions from different
- groups for same object. */
-
-
-/* There are two variants to allocate state for Dictionary Interface:
- 1) LzmaDec_Allocate / LzmaDec_Free
- 2) LzmaDec_AllocateProbs / LzmaDec_FreeProbs
- You can use variant 2, if you set dictionary buffer manually.
- For Buffer Interface you must always use variant 1.
-
-LzmaDec_Allocate* can return:
- SZ_OK
- SZ_ERROR_MEM - Memory allocation error
- SZ_ERROR_UNSUPPORTED - Unsupported properties
-*/
-
-SRes LzmaDec_AllocateProbs(CLzmaDec *p, const Byte *props, unsigned propsSize, ISzAlloc *alloc);
-void LzmaDec_FreeProbs(CLzmaDec *p, ISzAlloc *alloc);
-
-SRes LzmaDec_Allocate(CLzmaDec *state, const Byte *prop, unsigned propsSize, ISzAlloc *alloc);
-void LzmaDec_Free(CLzmaDec *state, ISzAlloc *alloc);
-
-/* ---------- Dictionary Interface ---------- */
-
-/* You can use it, if you want to eliminate the overhead for data copying from
- dictionary to some other external buffer.
- You must work with CLzmaDec variables directly in this interface.
-
- STEPS:
- LzmaDec_Constr()
- LzmaDec_Allocate()
- for (each new stream)
- {
- LzmaDec_Init()
- while (it needs more decompression)
- {
- LzmaDec_DecodeToDic()
- use data from CLzmaDec::dic and update CLzmaDec::dicPos
- }
- }
- LzmaDec_Free()
-*/
-
-/* LzmaDec_DecodeToDic
-
- The decoding to internal dictionary buffer (CLzmaDec::dic).
- You must manually update CLzmaDec::dicPos, if it reaches CLzmaDec::dicBufSize !!!
-
-finishMode:
- It has meaning only if the decoding reaches output limit (dicLimit).
- LZMA_FINISH_ANY - Decode just dicLimit bytes.
- LZMA_FINISH_END - Stream must be finished after dicLimit.
-
-Returns:
- SZ_OK
- status:
- LZMA_STATUS_FINISHED_WITH_MARK
- LZMA_STATUS_NOT_FINISHED
- LZMA_STATUS_NEEDS_MORE_INPUT
- LZMA_STATUS_MAYBE_FINISHED_WITHOUT_MARK
- SZ_ERROR_DATA - Data error
-*/
-
-SRes LzmaDec_DecodeToDic(CLzmaDec *p, SizeT dicLimit,
- const Byte *src, SizeT *srcLen, ELzmaFinishMode finishMode, ELzmaStatus *status);
-
-
-/* ---------- Buffer Interface ---------- */
-
-/* It's zlib-like interface.
- See LzmaDec_DecodeToDic description for information about STEPS and return results,
- but you must use LzmaDec_DecodeToBuf instead of LzmaDec_DecodeToDic and you don't need
- to work with CLzmaDec variables manually.
-
-finishMode:
- It has meaning only if the decoding reaches output limit (*destLen).
- LZMA_FINISH_ANY - Decode just destLen bytes.
- LZMA_FINISH_END - Stream must be finished after (*destLen).
-*/
-
-SRes LzmaDec_DecodeToBuf(CLzmaDec *p, Byte *dest, SizeT *destLen,
- const Byte *src, SizeT *srcLen, ELzmaFinishMode finishMode, ELzmaStatus *status);
-
-
/* ---------- One Call Interface ---------- */
/* LzmaDecode
--- a/lib/lzma/LzmaDec.c
+++ b/lib/lzma/LzmaDec.c
@@ -682,7 +682,7 @@ static void LzmaDec_InitRc(CLzmaDec *p,
p->needFlush = 0;
}
-void LzmaDec_InitDicAndState(CLzmaDec *p, Bool initDic, Bool initState)
+static void LzmaDec_InitDicAndState(CLzmaDec *p, Bool initDic, Bool initState)
{
p->needFlush = 1;
p->remainLen = 0;
@@ -698,7 +698,7 @@ void LzmaDec_InitDicAndState(CLzmaDec *p
p->needInitState = 1;
}
-void LzmaDec_Init(CLzmaDec *p)
+static void LzmaDec_Init(CLzmaDec *p)
{
p->dicPos = 0;
LzmaDec_InitDicAndState(p, True, True);
@@ -716,7 +716,7 @@ static void LzmaDec_InitStateReal(CLzmaD
p->needInitState = 0;
}
-SRes LzmaDec_DecodeToDic(CLzmaDec *p, SizeT dicLimit, const Byte *src, SizeT *srcLen,
+static SRes LzmaDec_DecodeToDic(CLzmaDec *p, SizeT dicLimit, const Byte *src, SizeT *srcLen,
ELzmaFinishMode finishMode, ELzmaStatus *status)
{
SizeT inSize = *srcLen;
@@ -837,7 +837,7 @@ SRes LzmaDec_DecodeToDic(CLzmaDec *p, Si
return (p->code == 0) ? SZ_OK : SZ_ERROR_DATA;
}
-SRes LzmaDec_DecodeToBuf(CLzmaDec *p, Byte *dest, SizeT *destLen, const Byte *src, SizeT *srcLen, ELzmaFinishMode finishMode, ELzmaStatus *status)
+static __maybe_unused SRes LzmaDec_DecodeToBuf(CLzmaDec *p, Byte *dest, SizeT *destLen, const Byte *src, SizeT *srcLen, ELzmaFinishMode finishMode, ELzmaStatus *status)
{
SizeT outSize = *destLen;
SizeT inSize = *srcLen;
@@ -877,7 +877,7 @@ SRes LzmaDec_DecodeToBuf(CLzmaDec *p, By
}
}
-void LzmaDec_FreeProbs(CLzmaDec *p, ISzAlloc *alloc)
+static void LzmaDec_FreeProbs(CLzmaDec *p, ISzAlloc *alloc)
{
alloc->Free(alloc, p->probs);
p->probs = 0;
@@ -889,13 +889,13 @@ static void LzmaDec_FreeDict(CLzmaDec *p
p->dic = 0;
}
-void LzmaDec_Free(CLzmaDec *p, ISzAlloc *alloc)
+static void __maybe_unused LzmaDec_Free(CLzmaDec *p, ISzAlloc *alloc)
{
LzmaDec_FreeProbs(p, alloc);
LzmaDec_FreeDict(p, alloc);
}
-SRes LzmaProps_Decode(CLzmaProps *p, const Byte *data, unsigned size)
+static SRes LzmaProps_Decode(CLzmaProps *p, const Byte *data, unsigned size)
{
UInt32 dicSize;
Byte d;
@@ -935,7 +935,7 @@ static SRes LzmaDec_AllocateProbs2(CLzma
return SZ_OK;
}
-SRes LzmaDec_AllocateProbs(CLzmaDec *p, const Byte *props, unsigned propsSize, ISzAlloc *alloc)
+static SRes __maybe_unused LzmaDec_AllocateProbs(CLzmaDec *p, const Byte *props, unsigned propsSize, ISzAlloc *alloc)
{
CLzmaProps propNew;
RINOK(LzmaProps_Decode(&propNew, props, propsSize));
@@ -944,7 +944,7 @@ SRes LzmaDec_AllocateProbs(CLzmaDec *p,
return SZ_OK;
}
-SRes LzmaDec_Allocate(CLzmaDec *p, const Byte *props, unsigned propsSize, ISzAlloc *alloc)
+static SRes __maybe_unused LzmaDec_Allocate(CLzmaDec *p, const Byte *props, unsigned propsSize, ISzAlloc *alloc)
{
CLzmaProps propNew;
SizeT dicBufSize;
--- a/include/linux/lzma/LzmaEnc.h
+++ b/include/linux/lzma/LzmaEnc.h
@@ -31,9 +31,6 @@ typedef struct _CLzmaEncProps
} CLzmaEncProps;
void LzmaEncProps_Init(CLzmaEncProps *p);
-void LzmaEncProps_Normalize(CLzmaEncProps *p);
-UInt32 LzmaEncProps_GetDictSize(const CLzmaEncProps *props2);
-
/* ---------- CLzmaEncHandle Interface ---------- */
@@ -53,26 +50,9 @@ CLzmaEncHandle LzmaEnc_Create(ISzAlloc *
void LzmaEnc_Destroy(CLzmaEncHandle p, ISzAlloc *alloc, ISzAlloc *allocBig);
SRes LzmaEnc_SetProps(CLzmaEncHandle p, const CLzmaEncProps *props);
SRes LzmaEnc_WriteProperties(CLzmaEncHandle p, Byte *properties, SizeT *size);
-SRes LzmaEnc_Encode(CLzmaEncHandle p, ISeqOutStream *outStream, ISeqInStream *inStream,
- ICompressProgress *progress, ISzAlloc *alloc, ISzAlloc *allocBig);
SRes LzmaEnc_MemEncode(CLzmaEncHandle p, Byte *dest, SizeT *destLen, const Byte *src, SizeT srcLen,
int writeEndMark, ICompressProgress *progress, ISzAlloc *alloc, ISzAlloc *allocBig);
-/* ---------- One Call Interface ---------- */
-
-/* LzmaEncode
-Return code:
- SZ_OK - OK
- SZ_ERROR_MEM - Memory allocation error
- SZ_ERROR_PARAM - Incorrect paramater
- SZ_ERROR_OUTPUT_EOF - output buffer overflow
- SZ_ERROR_THREAD - errors in multithreading functions (only for Mt version)
-*/
-
-SRes LzmaEncode(Byte *dest, SizeT *destLen, const Byte *src, SizeT srcLen,
- const CLzmaEncProps *props, Byte *propsEncoded, SizeT *propsSize, int writeEndMark,
- ICompressProgress *progress, ISzAlloc *alloc, ISzAlloc *allocBig);
-
#ifdef __cplusplus
}
#endif
--- a/lib/lzma/LzmaEnc.c
+++ b/lib/lzma/LzmaEnc.c
@@ -53,7 +53,7 @@ void LzmaEncProps_Init(CLzmaEncProps *p)
p->writeEndMark = 0;
}
-void LzmaEncProps_Normalize(CLzmaEncProps *p)
+static void LzmaEncProps_Normalize(CLzmaEncProps *p)
{
int level = p->level;
if (level < 0) level = 5;
@@ -76,7 +76,7 @@ void LzmaEncProps_Normalize(CLzmaEncProp
#endif
}
-UInt32 LzmaEncProps_GetDictSize(const CLzmaEncProps *props2)
+static UInt32 __maybe_unused LzmaEncProps_GetDictSize(const CLzmaEncProps *props2)
{
CLzmaEncProps props = *props2;
LzmaEncProps_Normalize(&props);
@@ -93,7 +93,7 @@ UInt32 LzmaEncProps_GetDictSize(const CL
#define BSR2_RET(pos, res) { unsigned long i; _BitScanReverse(&i, (pos)); res = (i + i) + ((pos >> (i - 1)) & 1); }
-UInt32 GetPosSlot1(UInt32 pos)
+static UInt32 GetPosSlot1(UInt32 pos)
{
UInt32 res;
BSR2_RET(pos, res);
@@ -107,7 +107,7 @@ UInt32 GetPosSlot1(UInt32 pos)
#define kNumLogBits (9 + (int)sizeof(size_t) / 2)
#define kDicLogSizeMaxCompress ((kNumLogBits - 1) * 2 + 7)
-void LzmaEnc_FastPosInit(Byte *g_FastPos)
+static void LzmaEnc_FastPosInit(Byte *g_FastPos)
{
int c = 2, slotFast;
g_FastPos[0] = 0;
@@ -339,7 +339,7 @@ typedef struct
CSaveState saveState;
} CLzmaEnc;
-void LzmaEnc_SaveState(CLzmaEncHandle pp)
+static void __maybe_unused LzmaEnc_SaveState(CLzmaEncHandle pp)
{
CLzmaEnc *p = (CLzmaEnc *)pp;
CSaveState *dest = &p->saveState;
@@ -365,7 +365,7 @@ void LzmaEnc_SaveState(CLzmaEncHandle pp
memcpy(dest->litProbs, p->litProbs, (0x300 << p->lclp) * sizeof(CLzmaProb));
}
-void LzmaEnc_RestoreState(CLzmaEncHandle pp)
+static void __maybe_unused LzmaEnc_RestoreState(CLzmaEncHandle pp)
{
CLzmaEnc *dest = (CLzmaEnc *)pp;
const CSaveState *p = &dest->saveState;
@@ -600,7 +600,7 @@ static void LitEnc_EncodeMatched(CRangeE
while (symbol < 0x10000);
}
-void LzmaEnc_InitPriceTables(UInt32 *ProbPrices)
+static void LzmaEnc_InitPriceTables(UInt32 *ProbPrices)
{
UInt32 i;
for (i = (1 << kNumMoveReducingBits) / 2; i < kBitModelTotal; i += (1 << kNumMoveReducingBits))
@@ -1676,7 +1676,7 @@ static void FillDistancesPrices(CLzmaEnc
p->matchPriceCount = 0;
}
-void LzmaEnc_Construct(CLzmaEnc *p)
+static void LzmaEnc_Construct(CLzmaEnc *p)
{
RangeEnc_Construct(&p->rc);
MatchFinder_Construct(&p->matchFinderBase);
@@ -1709,7 +1709,7 @@ CLzmaEncHandle LzmaEnc_Create(ISzAlloc *
return p;
}
-void LzmaEnc_FreeLits(CLzmaEnc *p, ISzAlloc *alloc)
+static void LzmaEnc_FreeLits(CLzmaEnc *p, ISzAlloc *alloc)
{
alloc->Free(alloc, p->litProbs);
alloc->Free(alloc, p->saveState.litProbs);
@@ -2074,7 +2074,7 @@ SRes LzmaEnc_MemPrepare(CLzmaEncHandle p
return LzmaEnc_AllocAndInit(p, keepWindowSize, alloc, allocBig);
}
-void LzmaEnc_Finish(CLzmaEncHandle pp)
+static void LzmaEnc_Finish(CLzmaEncHandle pp)
{
#ifndef _7ZIP_ST
CLzmaEnc *p = (CLzmaEnc *)pp;
@@ -2108,7 +2108,7 @@ static size_t MyWrite(void *pp, const vo
}
-UInt32 LzmaEnc_GetNumAvailableBytes(CLzmaEncHandle pp)
+static UInt32 __maybe_unused LzmaEnc_GetNumAvailableBytes(CLzmaEncHandle pp)
{
const CLzmaEnc *p = (CLzmaEnc *)pp;
return p->matchFinder.GetNumAvailableBytes(p->matchFinderObj);
@@ -2120,7 +2120,7 @@ const Byte *LzmaEnc_GetCurBuf(CLzmaEncHa
return p->matchFinder.GetPointerToCurrentPos(p->matchFinderObj) - p->additionalOffset;
}
-SRes LzmaEnc_CodeOneMemBlock(CLzmaEncHandle pp, Bool reInit,
+static SRes __maybe_unused LzmaEnc_CodeOneMemBlock(CLzmaEncHandle pp, Bool reInit,
Byte *dest, size_t *destLen, UInt32 desiredPackSize, UInt32 *unpackSize)
{
CLzmaEnc *p = (CLzmaEnc *)pp;
@@ -2248,7 +2248,7 @@ SRes LzmaEnc_MemEncode(CLzmaEncHandle pp
return res;
}
-SRes LzmaEncode(Byte *dest, SizeT *destLen, const Byte *src, SizeT srcLen,
+static __maybe_unused SRes LzmaEncode(Byte *dest, SizeT *destLen, const Byte *src, SizeT srcLen,
const CLzmaEncProps *props, Byte *propsEncoded, SizeT *propsSize, int writeEndMark,
ICompressProgress *progress, ISzAlloc *alloc, ISzAlloc *allocBig)
{
--- a/include/linux/lzma/LzFind.h
+++ b/include/linux/lzma/LzFind.h
@@ -55,11 +55,6 @@ typedef struct _CMatchFinder
#define Inline_MatchFinder_GetNumAvailableBytes(p) ((p)->streamPos - (p)->pos)
-int MatchFinder_NeedMove(CMatchFinder *p);
-Byte *MatchFinder_GetPointerToCurrentPos(CMatchFinder *p);
-void MatchFinder_MoveBlock(CMatchFinder *p);
-void MatchFinder_ReadIfRequired(CMatchFinder *p);
-
void MatchFinder_Construct(CMatchFinder *p);
/* Conditions:
@@ -70,12 +65,6 @@ int MatchFinder_Create(CMatchFinder *p,
UInt32 keepAddBufferBefore, UInt32 matchMaxLen, UInt32 keepAddBufferAfter,
ISzAlloc *alloc);
void MatchFinder_Free(CMatchFinder *p, ISzAlloc *alloc);
-void MatchFinder_Normalize3(UInt32 subValue, CLzRef *items, UInt32 numItems);
-void MatchFinder_ReduceOffsets(CMatchFinder *p, UInt32 subValue);
-
-UInt32 * GetMatchesSpec1(UInt32 lenLimit, UInt32 curMatch, UInt32 pos, const Byte *buffer, CLzRef *son,
- UInt32 _cyclicBufferPos, UInt32 _cyclicBufferSize, UInt32 _cutValue,
- UInt32 *distances, UInt32 maxLen);
/*
Conditions:
@@ -102,12 +91,6 @@ typedef struct _IMatchFinder
void MatchFinder_CreateVTable(CMatchFinder *p, IMatchFinder *vTable);
-void MatchFinder_Init(CMatchFinder *p);
-UInt32 Bt3Zip_MatchFinder_GetMatches(CMatchFinder *p, UInt32 *distances);
-UInt32 Hc3Zip_MatchFinder_GetMatches(CMatchFinder *p, UInt32 *distances);
-void Bt3Zip_MatchFinder_Skip(CMatchFinder *p, UInt32 num);
-void Hc3Zip_MatchFinder_Skip(CMatchFinder *p, UInt32 num);
-
#ifdef __cplusplus
}
#endif
--- a/lib/lzma/LzFind.c
+++ b/lib/lzma/LzFind.c
@@ -42,12 +42,12 @@ static int LzInWindow_Create(CMatchFinde
return (p->bufferBase != 0);
}
-Byte *MatchFinder_GetPointerToCurrentPos(CMatchFinder *p) { return p->buffer; }
-Byte MatchFinder_GetIndexByte(CMatchFinder *p, Int32 index) { return p->buffer[index]; }
+static Byte *MatchFinder_GetPointerToCurrentPos(CMatchFinder *p) { return p->buffer; }
+static Byte MatchFinder_GetIndexByte(CMatchFinder *p, Int32 index) { return p->buffer[index]; }
-UInt32 MatchFinder_GetNumAvailableBytes(CMatchFinder *p) { return p->streamPos - p->pos; }
+static UInt32 MatchFinder_GetNumAvailableBytes(CMatchFinder *p) { return p->streamPos - p->pos; }
-void MatchFinder_ReduceOffsets(CMatchFinder *p, UInt32 subValue)
+static void MatchFinder_ReduceOffsets(CMatchFinder *p, UInt32 subValue)
{
p->posLimit -= subValue;
p->pos -= subValue;
@@ -268,7 +268,7 @@ static void MatchFinder_SetLimits(CMatch
p->posLimit = p->pos + limit;
}
-void MatchFinder_Init(CMatchFinder *p)
+static void MatchFinder_Init(CMatchFinder *p)
{
UInt32 i;
for (i = 0; i < p->hashSizeSum; i++)
@@ -287,7 +287,7 @@ static UInt32 MatchFinder_GetSubValue(CM
return (p->pos - p->historySize - 1) & kNormalizeMask;
}
-void MatchFinder_Normalize3(UInt32 subValue, CLzRef *items, UInt32 numItems)
+static void MatchFinder_Normalize3(UInt32 subValue, CLzRef *items, UInt32 numItems)
{
UInt32 i;
for (i = 0; i < numItems; i++)
@@ -350,7 +350,7 @@ static UInt32 * Hc_GetMatchesSpec(UInt32
}
}
-UInt32 * GetMatchesSpec1(UInt32 lenLimit, UInt32 curMatch, UInt32 pos, const Byte *cur, CLzRef *son,
+static UInt32 * GetMatchesSpec1(UInt32 lenLimit, UInt32 curMatch, UInt32 pos, const Byte *cur, CLzRef *son,
UInt32 _cyclicBufferPos, UInt32 _cyclicBufferSize, UInt32 cutValue,
UInt32 *distances, UInt32 maxLen)
{
@@ -492,7 +492,7 @@ static UInt32 Bt2_MatchFinder_GetMatches
GET_MATCHES_FOOTER(offset, 1)
}
-UInt32 Bt3Zip_MatchFinder_GetMatches(CMatchFinder *p, UInt32 *distances)
+static __maybe_unused UInt32 Bt3Zip_MatchFinder_GetMatches(CMatchFinder *p, UInt32 *distances)
{
UInt32 offset;
GET_MATCHES_HEADER(3)
@@ -632,7 +632,7 @@ static UInt32 Hc4_MatchFinder_GetMatches
MOVE_POS_RET
}
-UInt32 Hc3Zip_MatchFinder_GetMatches(CMatchFinder *p, UInt32 *distances)
+static __maybe_unused UInt32 Hc3Zip_MatchFinder_GetMatches(CMatchFinder *p, UInt32 *distances)
{
UInt32 offset;
GET_MATCHES_HEADER(3)
@@ -657,7 +657,7 @@ static void Bt2_MatchFinder_Skip(CMatchF
while (--num != 0);
}
-void Bt3Zip_MatchFinder_Skip(CMatchFinder *p, UInt32 num)
+static __maybe_unused void Bt3Zip_MatchFinder_Skip(CMatchFinder *p, UInt32 num)
{
do
{
@@ -718,7 +718,7 @@ static void Hc4_MatchFinder_Skip(CMatchF
while (--num != 0);
}
-void Hc3Zip_MatchFinder_Skip(CMatchFinder *p, UInt32 num)
+static __maybe_unused void Hc3Zip_MatchFinder_Skip(CMatchFinder *p, UInt32 num)
{
do
{
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