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Update zstd to version 1.4.5

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This commit is contained in:
Tino Reichardt
2020-05-27 09:21:09 +02:00
parent a87ef5f0fe
commit 60419a7c0d
76 changed files with 3017 additions and 1523 deletions
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28
C/zstd/zstd_v05.c
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@@ -1,5 +1,5 @@
/*
* Copyright (c) 2016-present, Yann Collet, Facebook, Inc.
* Copyright (c) 2016-2020, Yann Collet, Facebook, Inc.
* All rights reserved.
*
* This source code is licensed under both the BSD-style license (found in the
@@ -1804,7 +1804,7 @@ static size_t HUFv05_readStats(BYTE* huffWeight, size_t hwSize, U32* rankStats,
if (!srcSize) return ERROR(srcSize_wrong);
iSize = ip[0];
//memset(huffWeight, 0, hwSize); /* is not necessary, even though some analyzer complain ... */
/* memset(huffWeight, 0, hwSize); */ /* is not necessary, even though some analyzer complain ... */
if (iSize >= 128) { /* special header */
if (iSize >= (242)) { /* RLE */
@@ -1879,7 +1879,7 @@ size_t HUFv05_readDTableX2 (U16* DTable, const void* src, size_t srcSize)
HUFv05_DEltX2* const dt = (HUFv05_DEltX2*)dtPtr;
HUFv05_STATIC_ASSERT(sizeof(HUFv05_DEltX2) == sizeof(U16)); /* if compilation fails here, assertion is false */
//memset(huffWeight, 0, sizeof(huffWeight)); /* is not necessary, even though some analyzer complain ... */
/* memset(huffWeight, 0, sizeof(huffWeight)); */ /* is not necessary, even though some analyzer complain ... */
iSize = HUFv05_readStats(huffWeight, HUFv05_MAX_SYMBOL_VALUE + 1, rankVal, &nbSymbols, &tableLog, src, srcSize);
if (HUFv05_isError(iSize)) return iSize;
@@ -2210,7 +2210,7 @@ size_t HUFv05_readDTableX4 (unsigned* DTable, const void* src, size_t srcSize)
HUFv05_STATIC_ASSERT(sizeof(HUFv05_DEltX4) == sizeof(unsigned)); /* if compilation fails here, assertion is false */
if (memLog > HUFv05_ABSOLUTEMAX_TABLELOG) return ERROR(tableLog_tooLarge);
//memset(weightList, 0, sizeof(weightList)); /* is not necessary, even though some analyzer complain ... */
/* memset(weightList, 0, sizeof(weightList)); */ /* is not necessary, even though some analyzer complain ... */
iSize = HUFv05_readStats(weightList, HUFv05_MAX_SYMBOL_VALUE + 1, rankStats, &nbSymbols, &tableLog, src, srcSize);
if (HUFv05_isError(iSize)) return iSize;
@@ -2539,9 +2539,9 @@ size_t HUFv05_decompress (void* dst, size_t dstSize, const void* cSrc, size_t cS
return decompress[algoNb](dst, dstSize, cSrc, cSrcSize);
//return HUFv05_decompress4X2(dst, dstSize, cSrc, cSrcSize); /* multi-streams single-symbol decoding */
//return HUFv05_decompress4X4(dst, dstSize, cSrc, cSrcSize); /* multi-streams double-symbols decoding */
//return HUFv05_decompress4X6(dst, dstSize, cSrc, cSrcSize); /* multi-streams quad-symbols decoding */
/* return HUFv05_decompress4X2(dst, dstSize, cSrc, cSrcSize); */ /* multi-streams single-symbol decoding */
/* return HUFv05_decompress4X4(dst, dstSize, cSrc, cSrcSize); */ /* multi-streams double-symbols decoding */
/* return HUFv05_decompress4X6(dst, dstSize, cSrc, cSrcSize); */ /* multi-streams quad-symbols decoding */
}
/*
zstd - standard compression library
@@ -3362,8 +3362,10 @@ static size_t ZSTDv05_decompressSequences(
size_t lastLLSize = litEnd - litPtr;
if (litPtr > litEnd) return ERROR(corruption_detected); /* too many literals already used */
if (op+lastLLSize > oend) return ERROR(dstSize_tooSmall);
memcpy(op, litPtr, lastLLSize);
op += lastLLSize;
if (lastLLSize > 0) {
memcpy(op, litPtr, lastLLSize);
op += lastLLSize;
}
}
return op-ostart;
@@ -3791,7 +3793,9 @@ static size_t ZBUFFv05_blockHeaderSize = 3;
static size_t ZBUFFv05_limitCopy(void* dst, size_t maxDstSize, const void* src, size_t srcSize)
{
size_t length = MIN(maxDstSize, srcSize);
memcpy(dst, src, length);
if (length > 0) {
memcpy(dst, src, length);
}
return length;
}
@@ -3928,7 +3932,7 @@ size_t ZBUFFv05_decompressContinue(ZBUFFv05_DCtx* zbc, void* dst, size_t* maxDst
*maxDstSizePtr = 0;
return headerSize - zbc->hPos;
}
// zbc->stage = ZBUFFv05ds_decodeHeader; break; /* useless : stage follows */
/* zbc->stage = ZBUFFv05ds_decodeHeader; break; */ /* useless : stage follows */
}
/* fall-through */
case ZBUFFv05ds_decodeHeader:
@@ -4001,7 +4005,7 @@ size_t ZBUFFv05_decompressContinue(ZBUFFv05_DCtx* zbc, void* dst, size_t* maxDst
if (!decodedSize) { zbc->stage = ZBUFFv05ds_read; break; } /* this was just a header */
zbc->outEnd = zbc->outStart + decodedSize;
zbc->stage = ZBUFFv05ds_flush;
// break; /* ZBUFFv05ds_flush follows */
/* break; */ /* ZBUFFv05ds_flush follows */
}
}
/* fall-through */