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merge multi threading to master branch

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- updated zstd to latest devel release
- lz4, lz5 and zstd is included now
- all three support threading
This commit is contained in:
Tino Reichardt
2016-10-16 23:38:46 +02:00
parent f3f39b74b0
commit 58069903d0
108 changed files with 21091 additions and 609 deletions
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8
C/zstd/zstd_compress.c
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@@ -1458,7 +1458,7 @@ static U32 ZSTD_insertBt1(ZSTD_CCtx* zc, const BYTE* const ip, const U32 mls, co
const U32 dictLimit = zc->dictLimit;
const BYTE* const dictEnd = dictBase + dictLimit;
const BYTE* const prefixStart = base + dictLimit;
const BYTE* match = base + matchIndex;
const BYTE* match;
const U32 current = (U32)(ip-base);
const U32 btLow = btMask >= current ? 0 : current - btMask;
U32* smallerPtr = bt + 2*(current&btMask);
@@ -2235,7 +2235,7 @@ static size_t ZSTD_compress_generic (ZSTD_CCtx* cctx,
BYTE* op = ostart;
U32 const maxDist = 1 << cctx->params.cParams.windowLog;
if (cctx->params.fParams.checksumFlag)
if (cctx->params.fParams.checksumFlag && srcSize)
XXH64_update(&cctx->xxhState, src, srcSize);
while (remaining) {
@@ -2688,7 +2688,9 @@ ZSTD_CDict* ZSTD_createCDict_advanced(const void* dict, size_t dictSize, ZSTD_pa
return NULL;
}
memcpy(dictContent, dict, dictSize);
if (dictSize) {
memcpy(dictContent, dict, dictSize);
}
{ size_t const errorCode = ZSTD_compressBegin_advanced(cctx, dictContent, dictSize, params, 0);
if (ZSTD_isError(errorCode)) {
ZSTD_free(dictContent, customMem);