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Merge pull request #1067 from facebook/targetLength

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removed limit ZSTD_TARGETLENGTH_MAX
This commit is contained in:
Yann Collet
2018-03-22 10:38:33 -07:00
committed by GitHub
parent 1340cafbeb f15e2fd55e
commit 29b021f9a0
7 changed files with 62 additions and 66 deletions
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lib/compress/zstd_compress.c
+4 -4
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@@ -389,8 +389,7 @@ size_t ZSTD_CCtxParam_setParameter(
return CCtxParams->cParams.searchLength;
case ZSTD_p_targetLength :
if (value>0) /* 0 => use default */
CLAMPCHECK(value, ZSTD_TARGETLENGTH_MIN, ZSTD_TARGETLENGTH_MAX);
/* all values are valid. 0 => use default */
CCtxParams->cParams.targetLength = value;
return CCtxParams->cParams.targetLength;
@@ -590,7 +589,8 @@ size_t ZSTD_checkCParams(ZSTD_compressionParameters cParams)
CLAMPCHECK(cParams.hashLog, ZSTD_HASHLOG_MIN, ZSTD_HASHLOG_MAX);
CLAMPCHECK(cParams.searchLog, ZSTD_SEARCHLOG_MIN, ZSTD_SEARCHLOG_MAX);
CLAMPCHECK(cParams.searchLength, ZSTD_SEARCHLENGTH_MIN, ZSTD_SEARCHLENGTH_MAX);
CLAMPCHECK(cParams.targetLength, ZSTD_TARGETLENGTH_MIN, ZSTD_TARGETLENGTH_MAX);
if ((U32)(cParams.targetLength) < ZSTD_TARGETLENGTH_MIN)
return ERROR(parameter_unsupported);
if ((U32)(cParams.strategy) > (U32)ZSTD_btultra)
return ERROR(parameter_unsupported);
return 0;
@@ -610,7 +610,7 @@ static ZSTD_compressionParameters ZSTD_clampCParams(ZSTD_compressionParameters c
CLAMP(cParams.hashLog, ZSTD_HASHLOG_MIN, ZSTD_HASHLOG_MAX);
CLAMP(cParams.searchLog, ZSTD_SEARCHLOG_MIN, ZSTD_SEARCHLOG_MAX);
CLAMP(cParams.searchLength, ZSTD_SEARCHLENGTH_MIN, ZSTD_SEARCHLENGTH_MAX);
CLAMP(cParams.targetLength, ZSTD_TARGETLENGTH_MIN, ZSTD_TARGETLENGTH_MAX);
if ((U32)(cParams.targetLength) < ZSTD_TARGETLENGTH_MIN) cParams.targetLength = ZSTD_TARGETLENGTH_MIN;
if ((U32)(cParams.strategy) > (U32)ZSTD_btultra) cParams.strategy = ZSTD_btultra;
return cParams;
}