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Addressing comments: more comments, cleanup, remove extra function, checksum logic

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This commit is contained in:
senhuang42
2020-08-24 16:14:19 -04:00
parent ffaa0df76d
commit 44c54a3e31
6 changed files with 36 additions and 23 deletions
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lib/decompress/zstd_decompress.c
+1 -6
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@@ -677,10 +677,10 @@ static size_t ZSTD_decompressFrame(ZSTD_DCtx* dctx,
corruption_detected, "");
}
if (dctx->fParams.checksumFlag) { /* Frame content checksum verification */
RETURN_ERROR_IF(remainingSrcSize<4, checksum_wrong, "");
if (!dctx->forceIgnoreChecksum) {
U32 const checkCalc = (U32)XXH64_digest(&dctx->xxhState);
U32 checkRead;
RETURN_ERROR_IF(remainingSrcSize<4, checksum_wrong, "");
checkRead = MEM_readLE32(ip);
RETURN_ERROR_IF(checkRead != checkCalc, checksum_wrong, "");
}
@@ -1403,11 +1403,6 @@ size_t ZSTD_DCtx_setFormat(ZSTD_DCtx* dctx, ZSTD_format_e format)
return ZSTD_DCtx_setParameter(dctx, ZSTD_d_format, format);
}
size_t ZSTD_DCtx_setForceIgnoreChecksum(ZSTD_DCtx* dctx, ZSTD_forceIgnoreChecksum_e value)
{
return ZSTD_DCtx_setParameter(dctx, ZSTD_d_forceIgnoreChecksum, value);
}
ZSTD_bounds ZSTD_dParam_getBounds(ZSTD_dParameter dParam)
{
ZSTD_bounds bounds = { 0, 0, 0 };