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Added unit test to fuzzer.c, changed definition param name

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This commit is contained in:
senhuang42
2020-08-22 13:26:33 -04:00
parent 47685ac856
commit 20eb095882
3 changed files with 46 additions and 10 deletions
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lib/decompress/zstd_decompress.c
+11 -9
View File
@@ -676,12 +676,14 @@ static size_t ZSTD_decompressFrame(ZSTD_DCtx* dctx,
RETURN_ERROR_IF((U64)(op-ostart) != dctx->fParams.frameContentSize,
corruption_detected, "");
}
if (dctx->fParams.checksumFlag && !dctx->forceIgnoreChecksum) { /* Frame content checksum verification */
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, "");
if (dctx->fParams.checksumFlag) { /* Frame content checksum verification */
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, "");
}
ip += 4;
remainingSrcSize -= 4;
}
@@ -978,7 +980,7 @@ size_t ZSTD_decompressContinue(ZSTD_DCtx* dctx, void* dst, size_t dstCapacity, c
RETURN_ERROR_IF(rSize > dctx->fParams.blockSizeMax, corruption_detected, "Decompressed Block Size Exceeds Maximum");
DEBUGLOG(5, "ZSTD_decompressContinue: decoded size from block : %u", (unsigned)rSize);
dctx->decodedSize += rSize;
if (dctx->fParams.checksumFlag) XXH64_update(&dctx->xxhState, dst, rSize);
if (dctx->fParams.checksumFlag && !dctx->forceIgnoreChecksum) XXH64_update(&dctx->xxhState, dst, rSize);
dctx->previousDstEnd = (char*)dst + rSize;
/* Stay on the same stage until we are finished streaming the block. */
@@ -1398,9 +1400,9 @@ 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 shouldIgnore)
size_t ZSTD_DCtx_setForceIgnoreChecksum(ZSTD_DCtx* dctx, ZSTD_forceIgnoreChecksum_e value)
{
return ZSTD_DCtx_setParameter(dctx, ZSTD_d_forceIgnoreChecksum, shouldIgnore);
return ZSTD_DCtx_setParameter(dctx, ZSTD_d_forceIgnoreChecksum, value);
}
ZSTD_bounds ZSTD_dParam_getBounds(ZSTD_dParameter dParam)
lib/zstd.h
+1 -1
View File
@@ -1717,7 +1717,7 @@ ZSTDLIB_API size_t ZSTD_DCtx_setFormat(ZSTD_DCtx* dctx, ZSTD_format_e format);
/*! ZSTD_DCtx_setForceIgnoreChecksum() :
* Instruct the decoder context to ignore checksums in compressed frame.
* @return : 0, or an error code (which can be tested using ZSTD_isError()). */
ZSTDLIB_API size_t ZSTD_DCtx_setForceIgnoreChecksum(ZSTD_DCtx* dctx, ZSTD_forceIgnoreChecksum_e format);
ZSTDLIB_API size_t ZSTD_DCtx_setForceIgnoreChecksum(ZSTD_DCtx* dctx, ZSTD_forceIgnoreChecksum_e value);
/*! ZSTD_decompressStream_simpleArgs() :
* Same as ZSTD_decompressStream(),