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Merge pull request #344 from inikep/dev10 

unified error codes for legacy decoders
dev
Yann Collet 2016-09-05 07:46:33 -07:00 committed by GitHub
parent 7932d86fa5 45db83f98d
commit c73a8109bb
7 changed files with 66 additions and 980 deletions
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165
lib/legacy/zstd_v01.c
View File

@ -13,6 +13,7 @@
******************************************/
#include <stddef.h> /* size_t, ptrdiff_t */
#include "zstd_v01.h"
#include "error_private.h"
/******************************************
@ -1175,57 +1176,6 @@ static size_t HUF_decompress (void* dst, size_t maxDstSize, const void* cSrc, si
#endif /* FSE_COMMONDEFS_ONLY */
/*
zstd - standard compression library
Header File for static linking only
Copyright (C) 2014-2015, Yann Collet.
BSD 2-Clause License (http://www.opensource.org/licenses/bsd-license.php)
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are
met:
* Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
* Redistributions in binary form must reproduce the above
copyright notice, this list of conditions and the following disclaimer
in the documentation and/or other materials provided with the
distribution.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
You can contact the author at :
- zstd source repository : https://github.com/Cyan4973/zstd
- ztsd public forum : https://groups.google.com/forum/#!forum/lz4c
*/
/* The objects defined into this file should be considered experimental.
* They are not labelled stable, as their prototype may change in the future.
* You can use them for tests, provide feedback, or if you can endure risk of future changes.
*/
/**************************************
* Error management
**************************************/
#define ZSTD_LIST_ERRORS(ITEM) \
ITEM(ZSTD_OK_NoError) ITEM(ZSTD_ERROR_GENERIC) \
ITEM(ZSTD_ERROR_MagicNumber) \
ITEM(ZSTD_ERROR_SrcSize) ITEM(ZSTD_ERROR_maxDstSize_tooSmall) \
ITEM(ZSTD_ERROR_corruption) \
ITEM(ZSTD_ERROR_maxCode)
#define ZSTD_GENERATE_ENUM(ENUM) ENUM,
typedef enum { ZSTD_LIST_ERRORS(ZSTD_GENERATE_ENUM) } ZSTD_errorCodes; /* exposed list of errors; static linking only */
/*
zstd - standard compression library
Copyright (C) 2014-2015, Yann Collet.
@ -1487,11 +1437,8 @@ typedef struct ZSTD_Cctx_s
/**************************************
* Error Management
**************************************/
/* tells if a return value is an error code */
static unsigned ZSTD_isError(size_t code) { return (code > (size_t)(-ZSTD_ERROR_maxCode)); }
/* published entry point */
unsigned ZSTDv01_isError(size_t code) { return ZSTD_isError(code); }
unsigned ZSTDv01_isError(size_t code) { return ERR_isError(code); }
/**************************************
@ -1506,13 +1453,13 @@ unsigned ZSTDv01_isError(size_t code) { return ZSTD_isError(code); }
* Decompression code
**************************************************************/
static size_t ZSTD_getcBlockSize(const void* src, size_t srcSize, blockProperties_t* bpPtr)
size_t ZSTDv01_getcBlockSize(const void* src, size_t srcSize, blockProperties_t* bpPtr)
{
const BYTE* const in = (const BYTE* const)src;
BYTE headerFlags;
U32 cSize;
if (srcSize < 3) return (size_t)-ZSTD_ERROR_SrcSize;
if (srcSize < 3) return ERROR(srcSize_wrong);
headerFlags = *in;
cSize = in[2] + (in[1]<<8) + ((in[0] & 7)<<16);
@ -1528,7 +1475,7 @@ static size_t ZSTD_getcBlockSize(const void* src, size_t srcSize, blockPropertie
static size_t ZSTD_copyUncompressedBlock(void* dst, size_t maxDstSize, const void* src, size_t srcSize)
{
if (srcSize > maxDstSize) return (size_t)-ZSTD_ERROR_maxDstSize_tooSmall;
if (srcSize > maxDstSize) return ERROR(dstSize_tooSmall);
memcpy(dst, src, srcSize);
return srcSize;
}
@ -1545,21 +1492,21 @@ static size_t ZSTD_decompressLiterals(void* ctx,
size_t litSize;
/* check : minimum 2, for litSize, +1, for content */
if (srcSize <= 3) return (size_t)-ZSTD_ERROR_corruption;
if (srcSize <= 3) return ERROR(corruption_detected);
litSize = ip[1] + (ip[0]<<8);
litSize += ((ip[-3] >> 3) & 7) << 16; // mmmmh....
op = oend - litSize;
(void)ctx;
if (litSize > maxDstSize) return (size_t)-ZSTD_ERROR_maxDstSize_tooSmall;
if (litSize > maxDstSize) return ERROR(dstSize_tooSmall);
errorCode = HUF_decompress(op, litSize, ip+2, srcSize-2);
if (FSE_isError(errorCode)) return (size_t)-ZSTD_ERROR_GENERIC;
if (FSE_isError(errorCode)) return ERROR(GENERIC);
return litSize;
}
static size_t ZSTD_decodeLiteralsBlock(void* ctx,
size_t ZSTDv01_decodeLiteralsBlock(void* ctx,
void* dst, size_t maxDstSize,
const BYTE** litStart, size_t* litSize,
const void* src, size_t srcSize)
@ -1570,9 +1517,9 @@ static size_t ZSTD_decodeLiteralsBlock(void* ctx,
BYTE* const oend = ostart + maxDstSize;
blockProperties_t litbp;
size_t litcSize = ZSTD_getcBlockSize(src, srcSize, &litbp);
if (ZSTD_isError(litcSize)) return litcSize;
if (litcSize > srcSize - ZSTD_blockHeaderSize) return (size_t)-ZSTD_ERROR_SrcSize;
size_t litcSize = ZSTDv01_getcBlockSize(src, srcSize, &litbp);
if (ZSTDv01_isError(litcSize)) return litcSize;
if (litcSize > srcSize - ZSTD_blockHeaderSize) return ERROR(srcSize_wrong);
ip += ZSTD_blockHeaderSize;
switch(litbp.blockType)
@ -1585,7 +1532,7 @@ static size_t ZSTD_decodeLiteralsBlock(void* ctx,
case bt_rle:
{
size_t rleSize = litbp.origSize;
if (rleSize>maxDstSize) return (size_t)-ZSTD_ERROR_maxDstSize_tooSmall;
if (rleSize>maxDstSize) return ERROR(dstSize_tooSmall);
memset(oend - rleSize, *ip, rleSize);
*litStart = oend - rleSize;
*litSize = rleSize;
@ -1595,7 +1542,7 @@ static size_t ZSTD_decodeLiteralsBlock(void* ctx,
case bt_compressed:
{
size_t decodedLitSize = ZSTD_decompressLiterals(ctx, dst, maxDstSize, ip, litcSize);
if (ZSTD_isError(decodedLitSize)) return decodedLitSize;
if (ZSTDv01_isError(decodedLitSize)) return decodedLitSize;
*litStart = oend - decodedLitSize;
*litSize = decodedLitSize;
ip += litcSize;
@ -1603,14 +1550,14 @@ static size_t ZSTD_decodeLiteralsBlock(void* ctx,
}
case bt_end:
default:
return (size_t)-ZSTD_ERROR_GENERIC;
return ERROR(GENERIC);
}
return ip-istart;
}
static size_t ZSTD_decodeSeqHeaders(int* nbSeq, const BYTE** dumpsPtr, size_t* dumpsLengthPtr,
size_t ZSTDv01_decodeSeqHeaders(int* nbSeq, const BYTE** dumpsPtr, size_t* dumpsLengthPtr,
FSE_DTable* DTableLL, FSE_DTable* DTableML, FSE_DTable* DTableOffb,
const void* src, size_t srcSize)
{
@ -1622,7 +1569,7 @@ static size_t ZSTD_decodeSeqHeaders(int* nbSeq, const BYTE** dumpsPtr, size_t* d
size_t dumpsLength;
/* check */
if (srcSize < 5) return (size_t)-ZSTD_ERROR_SrcSize;
if (srcSize < 5) return ERROR(srcSize_wrong);
/* SeqHead */
*nbSeq = ZSTD_readLE16(ip); ip+=2;
@ -1646,7 +1593,7 @@ static size_t ZSTD_decodeSeqHeaders(int* nbSeq, const BYTE** dumpsPtr, size_t* d
*dumpsLengthPtr = dumpsLength;
/* check */
if (ip > iend-3) return (size_t)-ZSTD_ERROR_SrcSize; /* min : all 3 are "raw", hence no header, but at least xxLog bits per type */
if (ip > iend-3) return ERROR(srcSize_wrong); /* min : all 3 are "raw", hence no header, but at least xxLog bits per type */
/* sequences */
{
@ -1665,8 +1612,8 @@ static size_t ZSTD_decodeSeqHeaders(int* nbSeq, const BYTE** dumpsPtr, size_t* d
default :
{ U32 max = MaxLL;
headerSize = FSE_readNCount(norm, &max, &LLlog, ip, iend-ip);
if (FSE_isError(headerSize)) return (size_t)-ZSTD_ERROR_GENERIC;
if (LLlog > LLFSELog) return (size_t)-ZSTD_ERROR_corruption;
if (FSE_isError(headerSize)) return ERROR(GENERIC);
if (LLlog > LLFSELog) return ERROR(corruption_detected);
ip += headerSize;
FSE_buildDTable(DTableLL, norm, max, LLlog);
} }
@ -1675,7 +1622,7 @@ static size_t ZSTD_decodeSeqHeaders(int* nbSeq, const BYTE** dumpsPtr, size_t* d
{
case bt_rle :
Offlog = 0;
if (ip > iend-2) return (size_t)-ZSTD_ERROR_SrcSize; /* min : "raw", hence no header, but at least xxLog bits */
if (ip > iend-2) return ERROR(srcSize_wrong); /* min : "raw", hence no header, but at least xxLog bits */
FSE_buildDTable_rle(DTableOffb, *ip++); break;
case bt_raw :
Offlog = Offbits;
@ -1683,8 +1630,8 @@ static size_t ZSTD_decodeSeqHeaders(int* nbSeq, const BYTE** dumpsPtr, size_t* d
default :
{ U32 max = MaxOff;
headerSize = FSE_readNCount(norm, &max, &Offlog, ip, iend-ip);
if (FSE_isError(headerSize)) return (size_t)-ZSTD_ERROR_GENERIC;
if (Offlog > OffFSELog) return (size_t)-ZSTD_ERROR_corruption;
if (FSE_isError(headerSize)) return ERROR(GENERIC);
if (Offlog > OffFSELog) return ERROR(corruption_detected);
ip += headerSize;
FSE_buildDTable(DTableOffb, norm, max, Offlog);
} }
@ -1693,7 +1640,7 @@ static size_t ZSTD_decodeSeqHeaders(int* nbSeq, const BYTE** dumpsPtr, size_t* d
{
case bt_rle :
MLlog = 0;
if (ip > iend-2) return (size_t)-ZSTD_ERROR_SrcSize; /* min : "raw", hence no header, but at least xxLog bits */
if (ip > iend-2) return ERROR(srcSize_wrong); /* min : "raw", hence no header, but at least xxLog bits */
FSE_buildDTable_rle(DTableML, *ip++); break;
case bt_raw :
MLlog = MLbits;
@ -1701,8 +1648,8 @@ static size_t ZSTD_decodeSeqHeaders(int* nbSeq, const BYTE** dumpsPtr, size_t* d
default :
{ U32 max = MaxML;
headerSize = FSE_readNCount(norm, &max, &MLlog, ip, iend-ip);
if (FSE_isError(headerSize)) return (size_t)-ZSTD_ERROR_GENERIC;
if (MLlog > MLFSELog) return (size_t)-ZSTD_ERROR_corruption;
if (FSE_isError(headerSize)) return ERROR(GENERIC);
if (MLlog > MLFSELog) return ERROR(corruption_detected);
ip += headerSize;
FSE_buildDTable(DTableML, norm, max, MLlog);
} } }
@ -1805,9 +1752,9 @@ static size_t ZSTD_execSequence(BYTE* op,
const BYTE* const litEnd = *litPtr + litLength;
/* check */
if (endMatch > oend) return (size_t)-ZSTD_ERROR_maxDstSize_tooSmall; /* overwrite beyond dst buffer */
if (litEnd > litLimit) return (size_t)-ZSTD_ERROR_corruption;
if (sequence.matchLength > (size_t)(*litPtr-op)) return (size_t)-ZSTD_ERROR_maxDstSize_tooSmall; /* overwrite literal segment */
if (endMatch > oend) return ERROR(dstSize_tooSmall); /* overwrite beyond dst buffer */
if (litEnd > litLimit) return ERROR(corruption_detected);
if (sequence.matchLength > (size_t)(*litPtr-op)) return ERROR(dstSize_tooSmall); /* overwrite literal segment */
/* copy Literals */
if (((size_t)(*litPtr - op) < 8) || ((size_t)(oend-litEnd) < 8) || (op+litLength > oend-8))
@ -1818,7 +1765,7 @@ static size_t ZSTD_execSequence(BYTE* op,
*litPtr = litEnd; /* update for next sequence */
/* check : last match must be at a minimum distance of 8 from end of dest buffer */
if (oend-op < 8) return (size_t)-ZSTD_ERROR_maxDstSize_tooSmall;
if (oend-op < 8) return ERROR(dstSize_tooSmall);
/* copy Match */
{
@ -1828,8 +1775,8 @@ static size_t ZSTD_execSequence(BYTE* op,
U64 saved[2];
/* check */
if (match < base) return (size_t)-ZSTD_ERROR_corruption;
if (sequence.offset > (size_t)base) return (size_t)-ZSTD_ERROR_corruption;
if (match < base) return ERROR(corruption_detected);
if (sequence.offset > (size_t)base) return ERROR(corruption_detected);
/* save beginning of literal sequence, in case of write overlap */
if (overlapRisk)
@ -1907,10 +1854,10 @@ static size_t ZSTD_decompressSequences(
BYTE* const base = (BYTE*) (dctx->base);
/* Build Decoding Tables */
errorCode = ZSTD_decodeSeqHeaders(&nbSeq, &dumps, &dumpsLength,
errorCode = ZSTDv01_decodeSeqHeaders(&nbSeq, &dumps, &dumpsLength,
DTableLL, DTableML, DTableOffb,
ip, iend-ip);
if (ZSTD_isError(errorCode)) return errorCode;
if (ZSTDv01_isError(errorCode)) return errorCode;
ip += errorCode;
/* Regen sequences */
@ -1923,7 +1870,7 @@ static size_t ZSTD_decompressSequences(
seqState.dumpsEnd = dumps + dumpsLength;
seqState.prevOffset = 1;
errorCode = FSE_initDStream(&(seqState.DStream), ip, iend-ip);
if (FSE_isError(errorCode)) return (size_t)-ZSTD_ERROR_corruption;
if (FSE_isError(errorCode)) return ERROR(corruption_detected);
FSE_initDState(&(seqState.stateLL), &(seqState.DStream), DTableLL);
FSE_initDState(&(seqState.stateOffb), &(seqState.DStream), DTableOffb);
FSE_initDState(&(seqState.stateML), &(seqState.DStream), DTableML);
@ -1934,18 +1881,18 @@ static size_t ZSTD_decompressSequences(
nbSeq--;
ZSTD_decodeSequence(&sequence, &seqState);
oneSeqSize = ZSTD_execSequence(op, sequence, &litPtr, litEnd, base, oend);
if (ZSTD_isError(oneSeqSize)) return oneSeqSize;
if (ZSTDv01_isError(oneSeqSize)) return oneSeqSize;
op += oneSeqSize;
}
/* check if reached exact end */
if ( !FSE_endOfDStream(&(seqState.DStream)) ) return (size_t)-ZSTD_ERROR_corruption; /* requested too much : data is corrupted */
if (nbSeq<0) return (size_t)-ZSTD_ERROR_corruption; /* requested too many sequences : data is corrupted */
if ( !FSE_endOfDStream(&(seqState.DStream)) ) return ERROR(corruption_detected); /* requested too much : data is corrupted */
if (nbSeq<0) return ERROR(corruption_detected); /* requested too many sequences : data is corrupted */
/* last literal segment */
{
size_t lastLLSize = litEnd - litPtr;
if (op+lastLLSize > oend) return (size_t)-ZSTD_ERROR_maxDstSize_tooSmall;
if (op+lastLLSize > oend) return ERROR(dstSize_tooSmall);
if (op != litPtr) memmove(op, litPtr, lastLLSize);
op += lastLLSize;
}
@ -1967,8 +1914,8 @@ static size_t ZSTD_decompressBlock(
size_t errorCode;
/* Decode literals sub-block */
errorCode = ZSTD_decodeLiteralsBlock(ctx, dst, maxDstSize, &litPtr, &litSize, src, srcSize);
if (ZSTD_isError(errorCode)) return errorCode;
errorCode = ZSTDv01_decodeLiteralsBlock(ctx, dst, maxDstSize, &litPtr, &litSize, src, srcSize);
if (ZSTDv01_isError(errorCode)) return errorCode;
ip += errorCode;
srcSize -= errorCode;
@ -1989,20 +1936,20 @@ size_t ZSTDv01_decompressDCtx(void* ctx, void* dst, size_t maxDstSize, const voi
blockProperties_t blockProperties;
/* Frame Header */
if (srcSize < ZSTD_frameHeaderSize+ZSTD_blockHeaderSize) return (size_t)-ZSTD_ERROR_SrcSize;
if (srcSize < ZSTD_frameHeaderSize+ZSTD_blockHeaderSize) return ERROR(srcSize_wrong);
magicNumber = ZSTD_readBE32(src);
if (magicNumber != ZSTD_magicNumber) return (size_t)-ZSTD_ERROR_MagicNumber;
if (magicNumber != ZSTD_magicNumber) return ERROR(prefix_unknown);
ip += ZSTD_frameHeaderSize; remainingSize -= ZSTD_frameHeaderSize;
/* Loop on each block */
while (1)
{
size_t blockSize = ZSTD_getcBlockSize(ip, iend-ip, &blockProperties);
if (ZSTD_isError(blockSize)) return blockSize;
size_t blockSize = ZSTDv01_getcBlockSize(ip, iend-ip, &blockProperties);
if (ZSTDv01_isError(blockSize)) return blockSize;
ip += ZSTD_blockHeaderSize;
remainingSize -= ZSTD_blockHeaderSize;
if (blockSize > remainingSize) return (size_t)-ZSTD_ERROR_SrcSize;
if (blockSize > remainingSize) return ERROR(srcSize_wrong);
switch(blockProperties.blockType)
{
@ -2013,18 +1960,18 @@ size_t ZSTDv01_decompressDCtx(void* ctx, void* dst, size_t maxDstSize, const voi
errorCode = ZSTD_copyUncompressedBlock(op, oend-op, ip, blockSize);
break;
case bt_rle :
return (size_t)-ZSTD_ERROR_GENERIC; /* not yet supported */
return ERROR(GENERIC); /* not yet supported */
break;
case bt_end :
/* end of frame */
if (remainingSize) return (size_t)-ZSTD_ERROR_SrcSize;
if (remainingSize) return ERROR(srcSize_wrong);
break;
default:
return (size_t)-ZSTD_ERROR_GENERIC;
return ERROR(GENERIC);
}
if (blockSize == 0) break; /* bt_end */
if (ZSTD_isError(errorCode)) return errorCode;
if (ZSTDv01_isError(errorCode)) return errorCode;
op += errorCode;
ip += blockSize;
remainingSize -= blockSize;
@ -2078,7 +2025,7 @@ size_t ZSTDv01_decompressContinue(ZSTDv01_Dctx* dctx, void* dst, size_t maxDstSi
dctx_t* ctx = (dctx_t*)dctx;
/* Sanity check */
if (srcSize != ctx->expected) return (size_t)-ZSTD_ERROR_SrcSize;
if (srcSize != ctx->expected) return ERROR(srcSize_wrong);
if (dst != ctx->previousDstEnd) /* not contiguous */
ctx->base = dst;
@ -2087,7 +2034,7 @@ size_t ZSTDv01_decompressContinue(ZSTDv01_Dctx* dctx, void* dst, size_t maxDstSi
{
/* Check frame magic header */
U32 magicNumber = ZSTD_readBE32(src);
if (magicNumber != ZSTD_magicNumber) return (size_t)-ZSTD_ERROR_MagicNumber;
if (magicNumber != ZSTD_magicNumber) return ERROR(prefix_unknown);
ctx->phase = 1;
ctx->expected = ZSTD_blockHeaderSize;
return 0;
@ -2097,8 +2044,8 @@ size_t ZSTDv01_decompressContinue(ZSTDv01_Dctx* dctx, void* dst, size_t maxDstSi
if (ctx->phase == 1)
{
blockProperties_t bp;
size_t blockSize = ZSTD_getcBlockSize(src, ZSTD_blockHeaderSize, &bp);
if (ZSTD_isError(blockSize)) return blockSize;
size_t blockSize = ZSTDv01_getcBlockSize(src, ZSTD_blockHeaderSize, &bp);
if (ZSTDv01_isError(blockSize)) return blockSize;
if (bp.blockType == bt_end)
{
ctx->expected = 0;
@ -2126,13 +2073,13 @@ size_t ZSTDv01_decompressContinue(ZSTDv01_Dctx* dctx, void* dst, size_t maxDstSi
rSize = ZSTD_copyUncompressedBlock(dst, maxDstSize, src, srcSize);
break;
case bt_rle :
return (size_t)-ZSTD_ERROR_GENERIC; /* not yet handled */
return ERROR(GENERIC); /* not yet handled */
break;
case bt_end : /* should never happen (filtered at phase 1) */
rSize = 0;
break;
default:
return (size_t)-ZSTD_ERROR_GENERIC;
return ERROR(GENERIC);
}
ctx->phase = 1;
ctx->expected = ZSTD_blockHeaderSize;

48
lib/legacy/zstd_v02.c
View File

@ -7,15 +7,11 @@
* of patent rights can be found in the PATENTS file in the same directory.
*/
#ifndef ERROR_H_MODULE
#define ERROR_H_MODULE
#if defined (__cplusplus)
extern "C" {
#endif
#include <stddef.h> /* size_t, ptrdiff_t */
#include "zstd_v02.h"
#include "error_private.h"
/******************************************
* Compiler-specific
@ -24,46 +20,6 @@ extern "C" {
# include <stdlib.h> /* _byteswap_ulong */
# include <intrin.h> /* _byteswap_* */
#endif
#if defined (__cplusplus) || (defined (__STDC_VERSION__) && (__STDC_VERSION__ >= 199901L) /* C99 */)
# define ERR_STATIC static inline
#elif defined(_MSC_VER)
# define ERR_STATIC static __inline
#elif defined(__GNUC__)
# define ERR_STATIC static __attribute__((unused))
#else
# define ERR_STATIC static /* this version may generate warnings for unused static functions; disable the relevant warning */
#endif
/******************************************
* Error Management
******************************************/
#define PREFIX(name) ZSTD_error_##name
#define ERROR(name) (size_t)-PREFIX(name)
#define ERROR_LIST(ITEM) \
ITEM(PREFIX(No_Error)) ITEM(PREFIX(GENERIC)) \
ITEM(PREFIX(memory_allocation)) \
ITEM(PREFIX(dstSize_tooSmall)) ITEM(PREFIX(srcSize_wrong)) \
ITEM(PREFIX(prefix_unknown)) ITEM(PREFIX(corruption_detected)) \
ITEM(PREFIX(tableLog_tooLarge)) ITEM(PREFIX(maxSymbolValue_tooLarge)) ITEM(PREFIX(maxSymbolValue_tooSmall)) \
ITEM(PREFIX(maxCode))
#define ERROR_GENERATE_ENUM(ENUM) ENUM,
typedef enum { ERROR_LIST(ERROR_GENERATE_ENUM) } ERR_codes; /* enum is exposed, to detect & handle specific errors; compare function result to -enum value */
#define ERROR_CONVERTTOSTRING(STRING) #STRING,
#define ERROR_GENERATE_STRING(EXPR) ERROR_CONVERTTOSTRING(EXPR)
ERR_STATIC unsigned ERR_isError(size_t code) { return (code > ERROR(maxCode)); }
#if defined (__cplusplus)
}
#endif
#endif /* ERROR_H_MODULE */
/* ******************************************************************

47
lib/legacy/zstd_v03.c
View File

@ -7,15 +7,11 @@
* of patent rights can be found in the PATENTS file in the same directory.
*/
#ifndef ERROR_H_MODULE
#define ERROR_H_MODULE
#if defined (__cplusplus)
extern "C" {
#endif
#include <stddef.h> /* size_t, ptrdiff_t */
#include "zstd_v03.h"
#include "error_private.h"
/******************************************
* Compiler-specific
@ -24,47 +20,8 @@ extern "C" {
# include <stdlib.h> /* _byteswap_ulong */
# include <intrin.h> /* _byteswap_* */
#endif
#if defined (__cplusplus) || (defined (__STDC_VERSION__) && (__STDC_VERSION__ >= 199901L) /* C99 */)
# define ERR_STATIC static inline
#elif defined(_MSC_VER)
# define ERR_STATIC static __inline
#elif defined(__GNUC__)
# define ERR_STATIC static __attribute__((unused))
#else
# define ERR_STATIC static /* this version may generate warnings for unused static functions; disable the relevant warning */
#endif
/******************************************
* Error Management
******************************************/
#define PREFIX(name) ZSTD_error_##name
#define ERROR(name) (size_t)-PREFIX(name)
#define ERROR_LIST(ITEM) \
ITEM(PREFIX(No_Error)) ITEM(PREFIX(GENERIC)) \
ITEM(PREFIX(memory_allocation)) \
ITEM(PREFIX(dstSize_tooSmall)) ITEM(PREFIX(srcSize_wrong)) \
ITEM(PREFIX(prefix_unknown)) ITEM(PREFIX(corruption_detected)) \
ITEM(PREFIX(tableLog_tooLarge)) ITEM(PREFIX(maxSymbolValue_tooLarge)) ITEM(PREFIX(maxSymbolValue_tooSmall)) \
ITEM(PREFIX(maxCode))
#define ERROR_GENERATE_ENUM(ENUM) ENUM,
typedef enum { ERROR_LIST(ERROR_GENERATE_ENUM) } ERR_codes; /* enum is exposed, to detect & handle specific errors; compare function result to -enum value */
#define ERROR_CONVERTTOSTRING(STRING) #STRING,
#define ERROR_GENERATE_STRING(EXPR) ERROR_CONVERTTOSTRING(EXPR)
ERR_STATIC unsigned ERR_isError(size_t code) { return (code > ERROR(maxCode)); }
#if defined (__cplusplus)
}
#endif
#endif /* ERROR_H_MODULE */
/* ******************************************************************
mem.h

185
lib/legacy/zstd_v04.c
View File

@ -10,6 +10,7 @@
/*- Dependencies -*/
#include "zstd_v04.h"
#include "error_private.h"
/* ******************************************************************
@ -250,79 +251,6 @@ MEM_STATIC size_t MEM_readLEST(const void* memPtr)
#endif /* MEM_H_MODULE */
/* ******************************************************************
Error codes list
Copyright (C) 2016, Yann Collet
BSD 2-Clause License (http://www.opensource.org/licenses/bsd-license.php)
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are
met:
* Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
* Redistributions in binary form must reproduce the above
copyright notice, this list of conditions and the following disclaimer
in the documentation and/or other materials provided with the
distribution.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
You can contact the author at :
- Source repository : https://github.com/Cyan4973/zstd
****************************************************************** */
#ifndef ERROR_PUBLIC_H_MODULE
#define ERROR_PUBLIC_H_MODULE
#if defined (__cplusplus)
extern "C" {
#endif
/* ****************************************
* error list
******************************************/
enum {
ZSTD_error_No_Error,
ZSTD_error_GENERIC,
ZSTD_error_prefix_unknown,
ZSTD_error_frameParameter_unsupported,
ZSTD_error_frameParameter_unsupportedBy32bitsImplementation,
ZSTD_error_init_missing,
ZSTD_error_memory_allocation,
ZSTD_error_stage_wrong,
ZSTD_error_dstSize_tooSmall,
ZSTD_error_srcSize_wrong,
ZSTD_error_corruption_detected,
ZSTD_error_tableLog_tooLarge,
ZSTD_error_maxSymbolValue_tooLarge,
ZSTD_error_maxSymbolValue_tooSmall,
ZSTD_error_maxCode
};
/* note : functions provide error codes in reverse negative order,
so compare with (size_t)(0-enum) */
#if defined (__cplusplus)
}
#endif
#endif /* ERROR_PUBLIC_H_MODULE */
/*
zstd - standard compression library
Header File for static linking only
@ -456,115 +384,6 @@ static size_t ZSTD_decompressContinue(ZSTD_DCtx* dctx, void* dst, size_t maxDstS
}
#endif
/* ******************************************************************
Error codes and messages
Copyright (C) 2013-2016, Yann Collet
BSD 2-Clause License (http://www.opensource.org/licenses/bsd-license.php)
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are
met:
* Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
* Redistributions in binary form must reproduce the above
copyright notice, this list of conditions and the following disclaimer
in the documentation and/or other materials provided with the
distribution.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
You can contact the author at :
- Source repository : https://github.com/Cyan4973/zstd
****************************************************************** */
/* Note : this module is expected to remain private, do not expose it */
#ifndef ERROR_H_MODULE
#define ERROR_H_MODULE
#if defined (__cplusplus)
extern "C" {
#endif
/* *****************************************
* Includes
******************************************/
#include <stddef.h> /* size_t, ptrdiff_t */
/* *****************************************
* Compiler-specific
******************************************/
#if defined(__GNUC__)
# define ERR_STATIC static __attribute__((unused))
#elif defined (__cplusplus) || (defined (__STDC_VERSION__) && (__STDC_VERSION__ >= 199901L) /* C99 */)
# define ERR_STATIC static inline
#elif defined(_MSC_VER)
# define ERR_STATIC static __inline
#else
# define ERR_STATIC static /* this version may generate warnings for unused static functions; disable the relevant warning */
#endif
/* *****************************************
* Error Codes
******************************************/
#define PREFIX(name) ZSTD_error_##name
#ifdef ERROR
# undef ERROR /* reported already defined on VS 2015 by Rich Geldreich */
#endif
#define ERROR(name) (size_t)-PREFIX(name)
ERR_STATIC unsigned ERR_isError(size_t code) { return (code > ERROR(maxCode)); }
/* *****************************************
* Error Strings
******************************************/
ERR_STATIC const char* ERR_getErrorName(size_t code)
{
static const char* codeError = "Unspecified error code";
switch( (size_t)(0-code) )
{
case ZSTD_error_No_Error: return "No error detected";
case ZSTD_error_GENERIC: return "Error (generic)";
case ZSTD_error_prefix_unknown: return "Unknown frame descriptor";
case ZSTD_error_frameParameter_unsupported: return "Unsupported frame parameter";
case ZSTD_error_frameParameter_unsupportedBy32bitsImplementation: return "Frame parameter unsupported in 32-bits mode";
case ZSTD_error_init_missing: return "Context should be init first";
case ZSTD_error_memory_allocation: return "Allocation error : not enough memory";
case ZSTD_error_dstSize_tooSmall: return "Destination buffer is too small";
case ZSTD_error_srcSize_wrong: return "Src size incorrect";
case ZSTD_error_corruption_detected: return "Corrupted block detected";
case ZSTD_error_tableLog_tooLarge: return "tableLog requires too much memory";
case ZSTD_error_maxSymbolValue_tooLarge: return "Unsupported max possible Symbol Value : too large";
case ZSTD_error_maxSymbolValue_tooSmall: return "Specified maxSymbolValue is too small";
case ZSTD_error_maxCode:
default: return codeError;
}
}
#if defined (__cplusplus)
}
#endif
#endif /* ERROR_H_MODULE */
#endif /* ZSTD_STATIC_H */
@ -2955,7 +2774,7 @@ static size_t ZSTD_decodeFrameHeader_Part2(ZSTD_DCtx* zc, const void* src, size_
size_t result;
if (srcSize != zc->headerSize) return ERROR(srcSize_wrong);
result = ZSTD_getFrameParams(&(zc->params), src, srcSize);
if ((MEM_32bits()) && (zc->params.windowLog > 25)) return ERROR(frameParameter_unsupportedBy32bitsImplementation);
if ((MEM_32bits()) && (zc->params.windowLog > 25)) return ERROR(frameParameter_unsupportedBy32bits);
return result;
}

190
lib/legacy/zstd_v05.c
View File

@ -10,6 +10,7 @@
/*- Dependencies -*/
#include "zstd_v05.h"
#include "error_private.h"
/* ******************************************************************
@ -254,79 +255,6 @@ MEM_STATIC size_t MEM_readLEST(const void* memPtr)
#endif /* MEM_H_MODULE */
/* ******************************************************************
Error codes list
Copyright (C) 2016, Yann Collet
BSD 2-Clause License (http://www.opensource.org/licenses/bsd-license.php)
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are
met:
* Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
* Redistributions in binary form must reproduce the above
copyright notice, this list of conditions and the following disclaimer
in the documentation and/or other materials provided with the
distribution.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
You can contact the author at :
- Source repository : https://github.com/Cyan4973/zstd
****************************************************************** */
#ifndef ERROR_PUBLIC_H_MODULE
#define ERROR_PUBLIC_H_MODULE
#if defined (__cplusplus)
extern "C" {
#endif
/* ****************************************
* error codes list
******************************************/
typedef enum {
ZSTDv05_error_no_error,
ZSTDv05_error_GENERIC,
ZSTDv05_error_prefix_unknown,
ZSTDv05_error_frameParameter_unsupported,
ZSTDv05_error_frameParameter_unsupportedBy32bits,
ZSTDv05_error_init_missing,
ZSTDv05_error_memory_allocation,
ZSTDv05_error_stage_wrong,
ZSTDv05_error_dstSize_tooSmall,
ZSTDv05_error_srcSize_wrong,
ZSTDv05_error_corruption_detected,
ZSTDv05_error_tableLog_tooLarge,
ZSTDv05_error_maxSymbolValue_tooLarge,
ZSTDv05_error_maxSymbolValue_tooSmall,
ZSTDv05_error_dictionary_corrupted,
ZSTDv05_error_maxCode
} ZSTDv05_ErrorCode;
/* note : functions provide error codes in reverse negative order,
so compare with (size_t)(0-enum) */
#if defined (__cplusplus)
}
#endif
#endif /* ERROR_PUBLIC_H_MODULE */
/*
zstd - standard compression library
Header File for static linking only
@ -470,119 +398,6 @@ size_t ZSTDv05_decompressBlock(ZSTDv05_DCtx* dctx, void* dst, size_t dstCapacity
#endif /* ZSTDv05_STATIC_H */
/* ******************************************************************
Error codes and messages
Copyright (C) 2013-2016, Yann Collet
BSD 2-Clause License (http://www.opensource.org/licenses/bsd-license.php)
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are
met:
* Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
* Redistributions in binary form must reproduce the above
copyright notice, this list of conditions and the following disclaimer
in the documentation and/or other materials provided with the
distribution.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
You can contact the author at :
- Source repository : https://github.com/Cyan4973/zstd
****************************************************************** */
/* Note : this module is expected to remain private, do not expose it */
#ifndef ERROR_H_MODULE
#define ERROR_H_MODULE
#if defined (__cplusplus)
extern "C" {
#endif
/* ****************************************
* Compiler-specific
******************************************/
#if defined(__GNUC__)
# define ERR_STATIC static __attribute__((unused))
#elif defined (__cplusplus) || (defined (__STDC_VERSION__) && (__STDC_VERSION__ >= 199901L) /* C99 */)
# define ERR_STATIC static inline
#elif defined(_MSC_VER)
# define ERR_STATIC static __inline
#else
# define ERR_STATIC static /* this version may generate warnings for unused static functions; disable the relevant warning */
#endif
/*-****************************************
* Customization
******************************************/
typedef ZSTDv05_ErrorCode ERR_enum;
#define PREFIX(name) ZSTDv05_error_##name
/*-****************************************
* Error codes handling
******************************************/
#ifdef ERROR
# undef ERROR /* reported already defined on VS 2015 (Rich Geldreich) */
#endif
#define ERROR(name) (size_t)-PREFIX(name)
ERR_STATIC unsigned ERR_isError(size_t code) { return (code > ERROR(maxCode)); }
ERR_STATIC ERR_enum ERR_getError(size_t code) { if (!ERR_isError(code)) return (ERR_enum)0; return (ERR_enum) (0-code); }
/*-****************************************
* Error Strings
******************************************/
ERR_STATIC const char* ERR_getErrorName(size_t code)
{
static const char* notErrorCode = "Unspecified error code";
switch( ERR_getError(code) )
{
case PREFIX(no_error): return "No error detected";
case PREFIX(GENERIC): return "Error (generic)";
case PREFIX(prefix_unknown): return "Unknown frame descriptor";
case PREFIX(frameParameter_unsupported): return "Unsupported frame parameter";
case PREFIX(frameParameter_unsupportedBy32bits): return "Frame parameter unsupported in 32-bits mode";
case PREFIX(init_missing): return "Context should be init first";
case PREFIX(memory_allocation): return "Allocation error : not enough memory";
case PREFIX(stage_wrong): return "Operation not authorized at current processing stage";
case PREFIX(dstSize_tooSmall): return "Destination buffer is too small";
case PREFIX(srcSize_wrong): return "Src size incorrect";
case PREFIX(corruption_detected): return "Corrupted block detected";
case PREFIX(tableLog_tooLarge): return "tableLog requires too much memory";
case PREFIX(maxSymbolValue_tooLarge): return "Unsupported max possible Symbol Value : too large";
case PREFIX(maxSymbolValue_tooSmall): return "Specified maxSymbolValue is too small";
case PREFIX(dictionary_corrupted): return "Dictionary is corrupted";
case PREFIX(maxCode):
default: return notErrorCode; /* should be impossible, due to ERR_getError() */
}
}
#if defined (__cplusplus)
}
#endif
#endif /* ERROR_H_MODULE */
/*
zstd_internal - common functions to include
Header File for include
@ -2883,9 +2698,6 @@ static void ZSTDv05_copy4(void* dst, const void* src) { memcpy(dst, src, 4); }
* tells if a return value is an error code */
unsigned ZSTDv05_isError(size_t code) { return ERR_isError(code); }
/*! ZSTDv05_getError() :
* convert a `size_t` function result into a proper ZSTDv05_errorCode enum */
ZSTDv05_ErrorCode ZSTDv05_getError(size_t code) { return ERR_getError(code); }
/*! ZSTDv05_getErrorName() :
* provides error code string (useful for debugging) */

205
lib/legacy/zstd_v06.c
View File

@ -13,6 +13,7 @@
#include <stddef.h> /* size_t, ptrdiff_t */
#include <string.h> /* memcpy */
#include <stdlib.h> /* malloc, free, qsort */
#include "error_private.h"
@ -273,77 +274,6 @@ MEM_STATIC size_t MEM_readLEST(const void* memPtr)
#endif /* MEM_H_MODULE */
/* ******************************************************************
Error codes list
Copyright (C) 2016, Yann Collet
BSD 2-Clause License (http://www.opensource.org/licenses/bsd-license.php)
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are
met:
* Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
* Redistributions in binary form must reproduce the above
copyright notice, this list of conditions and the following disclaimer
in the documentation and/or other materials provided with the
distribution.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
You can contact the author at :
- Homepage : http://www.zstd.net
****************************************************************** */
#ifndef ERROR_PUBLIC_H_MODULE
#define ERROR_PUBLIC_H_MODULE
#if defined (__cplusplus)
extern "C" {
#endif
/* ****************************************
* error codes list
******************************************/
typedef enum {
ZSTDv06_error_no_error,
ZSTDv06_error_GENERIC,
ZSTDv06_error_prefix_unknown,
ZSTDv06_error_frameParameter_unsupported,
ZSTDv06_error_frameParameter_unsupportedBy32bits,
ZSTDv06_error_compressionParameter_unsupported,
ZSTDv06_error_init_missing,
ZSTDv06_error_memory_allocation,
ZSTDv06_error_stage_wrong,
ZSTDv06_error_dstSize_tooSmall,
ZSTDv06_error_srcSize_wrong,
ZSTDv06_error_corruption_detected,
ZSTDv06_error_tableLog_tooLarge,
ZSTDv06_error_maxSymbolValue_tooLarge,
ZSTDv06_error_maxSymbolValue_tooSmall,
ZSTDv06_error_dictionary_corrupted,
ZSTDv06_error_maxCode
} ZSTDv06_ErrorCode;
/* note : compare with size_t function results using ZSTDv06_getError() */
#if defined (__cplusplus)
}
#endif
#endif /* ERROR_PUBLIC_H_MODULE */
/*
zstd - standard compression library
Header File for static linking only
@ -469,137 +399,12 @@ ZSTDLIB_API size_t ZSTDv06_decompressBegin(ZSTDv06_DCtx* dctx);
ZSTDLIB_API size_t ZSTDv06_decompressBlock(ZSTDv06_DCtx* dctx, void* dst, size_t dstCapacity, const void* src, size_t srcSize);
/*-*************************************
* Error management
***************************************/
/*! ZSTDv06_getErrorCode() :
convert a `size_t` function result into a `ZSTDv06_ErrorCode` enum type,
which can be used to compare directly with enum list published into "error_public.h" */
ZSTDLIB_API ZSTDv06_ErrorCode ZSTDv06_getErrorCode(size_t functionResult);
ZSTDLIB_API const char* ZSTDv06_getErrorString(ZSTDv06_ErrorCode code);
#if defined (__cplusplus)
}
#endif
#endif /* ZSTDv06_STATIC_H */
/* ******************************************************************
Error codes and messages
Copyright (C) 2013-2016, Yann Collet
BSD 2-Clause License (http://www.opensource.org/licenses/bsd-license.php)
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are
met:
* Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
* Redistributions in binary form must reproduce the above
copyright notice, this list of conditions and the following disclaimer
in the documentation and/or other materials provided with the
distribution.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
You can contact the author at :
- Homepage : http://www.zstd.net
****************************************************************** */
/* Note : this module is expected to remain private, do not expose it */
#ifndef ERROR_H_MODULE
#define ERROR_H_MODULE
#if defined (__cplusplus)
extern "C" {
#endif
/* ****************************************
* Compiler-specific
******************************************/
#if defined(__GNUC__)
# define ERR_STATIC static __attribute__((unused))
#elif defined (__cplusplus) || (defined (__STDC_VERSION__) && (__STDC_VERSION__ >= 199901L) /* C99 */)
# define ERR_STATIC static inline
#elif defined(_MSC_VER)
# define ERR_STATIC static __inline
#else
# define ERR_STATIC static /* this version may generate warnings for unused static functions; disable the relevant warning */
#endif
/*-****************************************
* Customization (error_public.h)
******************************************/
typedef ZSTDv06_ErrorCode ERR_enum;
#define PREFIX(name) ZSTDv06_error_##name
/*-****************************************
* Error codes handling
******************************************/
#ifdef ERROR
# undef ERROR /* reported already defined on VS 2015 (Rich Geldreich) */
#endif
#define ERROR(name) ((size_t)-PREFIX(name))
ERR_STATIC unsigned ERR_isError(size_t code) { return (code > ERROR(maxCode)); }
ERR_STATIC ERR_enum ERR_getErrorCode(size_t code) { if (!ERR_isError(code)) return (ERR_enum)0; return (ERR_enum) (0-code); }
/*-****************************************
* Error Strings
******************************************/
ERR_STATIC const char* ERR_getErrorString(ERR_enum code)
{
static const char* notErrorCode = "Unspecified error code";
switch( code )
{
case PREFIX(no_error): return "No error detected";
case PREFIX(GENERIC): return "Error (generic)";
case PREFIX(prefix_unknown): return "Unknown frame descriptor";
case PREFIX(frameParameter_unsupported): return "Unsupported frame parameter";
case PREFIX(frameParameter_unsupportedBy32bits): return "Frame parameter unsupported in 32-bits mode";
case PREFIX(compressionParameter_unsupported): return "Compression parameter is out of bound";
case PREFIX(init_missing): return "Context should be init first";
case PREFIX(memory_allocation): return "Allocation error : not enough memory";
case PREFIX(stage_wrong): return "Operation not authorized at current processing stage";
case PREFIX(dstSize_tooSmall): return "Destination buffer is too small";
case PREFIX(srcSize_wrong): return "Src size incorrect";
case PREFIX(corruption_detected): return "Corrupted block detected";
case PREFIX(tableLog_tooLarge): return "tableLog requires too much memory : unsupported";
case PREFIX(maxSymbolValue_tooLarge): return "Unsupported max Symbol Value : too large";
case PREFIX(maxSymbolValue_tooSmall): return "Specified maxSymbolValue is too small";
case PREFIX(dictionary_corrupted): return "Dictionary is corrupted";
case PREFIX(maxCode):
default: return notErrorCode;
}
}
ERR_STATIC const char* ERR_getErrorName(size_t code)
{
return ERR_getErrorString(ERR_getErrorCode(code));
}
#if defined (__cplusplus)
}
#endif
#endif /* ERROR_H_MODULE */
/*
zstd_internal - common functions to include
Header File for include
@ -2986,14 +2791,6 @@ unsigned ZSTDv06_isError(size_t code) { return ERR_isError(code); }
* provides error code string from function result (useful for debugging) */
const char* ZSTDv06_getErrorName(size_t code) { return ERR_getErrorName(code); }
/*! ZSTDv06_getError() :
* convert a `size_t` function result into a proper ZSTDv06_errorCode enum */
ZSTDv06_ErrorCode ZSTDv06_getErrorCode(size_t code) { return ERR_getErrorCode(code); }
/*! ZSTDv06_getErrorString() :
* provides error code string from enum */
const char* ZSTDv06_getErrorString(ZSTDv06_ErrorCode code) { return ERR_getErrorName(code); }
/* **************************************************************
* ZBUFF Error Management

206
lib/legacy/zstd_v07.c
View File

@ -21,6 +21,8 @@
#define HUFv07_STATIC_LINKING_ONLY /* HUFv07_TABLELOG_ABSOLUTEMAX */
#define ZSTDv07_STATIC_LINKING_ONLY
#include "error_private.h"
#ifdef ZSTDv07_STATIC_LINKING_ONLY
@ -427,203 +429,6 @@ MEM_STATIC size_t MEM_readLEST(const void* memPtr)
#endif
#endif /* MEM_H_MODULE */
/* ******************************************************************
Error codes list
Copyright (C) 2016, Yann Collet
BSD 2-Clause License (http://www.opensource.org/licenses/bsd-license.php)
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are
met:
* Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
* Redistributions in binary form must reproduce the above
copyright notice, this list of conditions and the following disclaimer
in the documentation and/or other materials provided with the
distribution.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
You can contact the author at :
- Homepage : http://www.zstd.net
****************************************************************** */
#ifndef ERROR_PUBLIC_H_MODULE
#define ERROR_PUBLIC_H_MODULE
#if defined (__cplusplus)
extern "C" {
#endif
/* ****************************************
* error codes list
******************************************/
typedef enum {
ZSTDv07_error_no_error,
ZSTDv07_error_GENERIC,
ZSTDv07_error_prefix_unknown,
ZSTDv07_error_frameParameter_unsupported,
ZSTDv07_error_frameParameter_unsupportedBy32bits,
ZSTDv07_error_compressionParameter_unsupported,
ZSTDv07_error_init_missing,
ZSTDv07_error_memory_allocation,
ZSTDv07_error_stage_wrong,
ZSTDv07_error_dstSize_tooSmall,
ZSTDv07_error_srcSize_wrong,
ZSTDv07_error_corruption_detected,
ZSTDv07_error_checksum_wrong,
ZSTDv07_error_tableLog_tooLarge,
ZSTDv07_error_maxSymbolValue_tooLarge,
ZSTDv07_error_maxSymbolValue_tooSmall,
ZSTDv07_error_dictionary_corrupted,
ZSTDv07_error_dictionary_wrong,
ZSTDv07_error_maxCode
} ZSTDv07_ErrorCode;
/*! ZSTDv07_getErrorCode() :
convert a `size_t` function result into a `ZSTDv07_ErrorCode` enum type,
which can be used to compare directly with enum list published into "error_public.h" */
ZSTDv07_ErrorCode ZSTDv07_getErrorCode(size_t functionResult);
const char* ZSTDv07_getErrorString(ZSTDv07_ErrorCode code);
#if defined (__cplusplus)
}
#endif
#endif /* ERROR_PUBLIC_H_MODULE */
/* ******************************************************************
Error codes and messages
Copyright (C) 2013-2016, Yann Collet
BSD 2-Clause License (http://www.opensource.org/licenses/bsd-license.php)
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are
met:
* Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
* Redistributions in binary form must reproduce the above
copyright notice, this list of conditions and the following disclaimer
in the documentation and/or other materials provided with the
distribution.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
You can contact the author at :
- Homepage : http://www.zstd.net
****************************************************************** */
/* Note : this module is expected to remain private, do not expose it */
#ifndef ERROR_H_MODULE
#define ERROR_H_MODULE
#if defined (__cplusplus)
extern "C" {
#endif
/* ****************************************
* Compiler-specific
******************************************/
#if defined(__GNUC__)
# define ERR_STATIC static __attribute__((unused))
#elif defined (__cplusplus) || (defined (__STDC_VERSION__) && (__STDC_VERSION__ >= 199901L) /* C99 */)
# define ERR_STATIC static inline
#elif defined(_MSC_VER)
# define ERR_STATIC static __inline
#else
# define ERR_STATIC static /* this version may generate warnings for unused static functions; disable the relevant warning */
#endif
/*-****************************************
* Customization (error_public.h)
******************************************/
typedef ZSTDv07_ErrorCode ERR_enum;
#define PREFIX(name) ZSTDv07_error_##name
/*-****************************************
* Error codes handling
******************************************/
#ifdef ERROR
# undef ERROR /* reported already defined on VS 2015 (Rich Geldreich) */
#endif
#define ERROR(name) ((size_t)-PREFIX(name))
ERR_STATIC unsigned ERR_isError(size_t code) { return (code > ERROR(maxCode)); }
ERR_STATIC ERR_enum ERR_getErrorCode(size_t code) { if (!ERR_isError(code)) return (ERR_enum)0; return (ERR_enum) (0-code); }
/*-****************************************
* Error Strings
******************************************/
ERR_STATIC const char* ERR_getErrorString(ERR_enum code)
{
static const char* notErrorCode = "Unspecified error code";
switch( code )
{
case PREFIX(no_error): return "No error detected";
case PREFIX(GENERIC): return "Error (generic)";
case PREFIX(prefix_unknown): return "Unknown frame descriptor";
case PREFIX(frameParameter_unsupported): return "Unsupported frame parameter";
case PREFIX(frameParameter_unsupportedBy32bits): return "Frame parameter unsupported in 32-bits mode";
case PREFIX(compressionParameter_unsupported): return "Compression parameter is out of bound";
case PREFIX(init_missing): return "Context should be init first";
case PREFIX(memory_allocation): return "Allocation error : not enough memory";
case PREFIX(stage_wrong): return "Operation not authorized at current processing stage";
case PREFIX(dstSize_tooSmall): return "Destination buffer is too small";
case PREFIX(srcSize_wrong): return "Src size incorrect";
case PREFIX(corruption_detected): return "Corrupted block detected";
case PREFIX(checksum_wrong): return "Restored data doesn't match checksum";
case PREFIX(tableLog_tooLarge): return "tableLog requires too much memory : unsupported";
case PREFIX(maxSymbolValue_tooLarge): return "Unsupported max Symbol Value : too large";
case PREFIX(maxSymbolValue_tooSmall): return "Specified maxSymbolValue is too small";
case PREFIX(dictionary_corrupted): return "Dictionary is corrupted";
case PREFIX(dictionary_wrong): return "Dictionary mismatch";
case PREFIX(maxCode):
default: return notErrorCode;
}
}
ERR_STATIC const char* ERR_getErrorName(size_t code)
{
return ERR_getErrorString(ERR_getErrorCode(code));
}
#if defined (__cplusplus)
}
#endif
#endif /* ERROR_H_MODULE */
/* ******************************************************************
bitstream
Part of FSE library
@ -2882,13 +2687,6 @@ unsigned ZSTDv07_isError(size_t code) { return ERR_isError(code); }
* provides error code string from function result (useful for debugging) */
const char* ZSTDv07_getErrorName(size_t code) { return ERR_getErrorName(code); }
/*! ZSTDv07_getError() :
* convert a `size_t` function result into a proper ZSTDv07_errorCode enum */
ZSTDv07_ErrorCode ZSTDv07_getErrorCode(size_t code) { return ERR_getErrorCode(code); }
/*! ZSTDv07_getErrorString() :
* provides error code string from enum */
const char* ZSTDv07_getErrorString(ZSTDv07_ErrorCode code) { return ERR_getErrorName(code); }
/* **************************************************************