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Define ZSTD_SRCSIZEHINT_MIN as 0

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This commit is contained in:
Nick Magerko
2019-08-20 13:06:15 -07:00
parent f23402f1f5
commit c7a24d7a14
4 changed files with 4 additions and 3 deletions
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2
lib/compress/zstd_compress.c
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@ -393,7 +393,7 @@ ZSTD_bounds ZSTD_cParam_getBounds(ZSTD_cParameter param)
return bounds; return bounds;
case ZSTD_c_srcSizeHint: case ZSTD_c_srcSizeHint:
bounds.lowerBound = 0; bounds.lowerBound = ZSTD_SRCSIZEHINT_MIN;
bounds.upperBound = ZSTD_SRCSIZEHINT_MAX; bounds.upperBound = ZSTD_SRCSIZEHINT_MAX;
return bounds; return bounds;

1
lib/zstd.h
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@ -1066,6 +1066,7 @@ ZSTDLIB_API size_t ZSTD_sizeof_DDict(const ZSTD_DDict* ddict);
/* Advanced parameter bounds */ /* Advanced parameter bounds */
#define ZSTD_TARGETCBLOCKSIZE_MIN 64 #define ZSTD_TARGETCBLOCKSIZE_MIN 64
#define ZSTD_TARGETCBLOCKSIZE_MAX ZSTD_BLOCKSIZE_MAX #define ZSTD_TARGETCBLOCKSIZE_MAX ZSTD_BLOCKSIZE_MAX
#define ZSTD_SRCSIZEHINT_MAX 0
#define ZSTD_SRCSIZEHINT_MAX INT_MAX #define ZSTD_SRCSIZEHINT_MAX INT_MAX
/* internal */ /* internal */

2
tests/fuzz/zstd_helpers.c
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@ -91,7 +91,7 @@ void FUZZ_setRandomParameters(ZSTD_CCtx *cctx, size_t srcSize, uint32_t *state)
setRand(cctx, ZSTD_c_literalCompressionMode, 0, 2, state); setRand(cctx, ZSTD_c_literalCompressionMode, 0, 2, state);
setRand(cctx, ZSTD_c_forceAttachDict, 0, 2, state); setRand(cctx, ZSTD_c_forceAttachDict, 0, 2, state);
if (FUZZ_rand32(state, 0, 1) == 0) { if (FUZZ_rand32(state, 0, 1) == 0) {
setRand(cctx, ZSTD_c_srcSizeHint, 0, 2 * srcSize, state); setRand(cctx, ZSTD_c_srcSizeHint, ZSTD_SRCSIZEHINT_MIN, 2 * srcSize, state);
} }
} }

2
tests/zstreamtest.c
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@ -2106,7 +2106,7 @@ static int fuzzerTests_newAPI(U32 seed, int nbTests, int startTest,
if (FUZ_rand(&lseed) & 3) CHECK_Z( setCCtxParameter(zc, cctxParams, ZSTD_c_ldmMinMatch, FUZ_randomClampedLength(&lseed, ZSTD_LDM_MINMATCH_MIN, ZSTD_LDM_MINMATCH_MAX), opaqueAPI) ); if (FUZ_rand(&lseed) & 3) CHECK_Z( setCCtxParameter(zc, cctxParams, ZSTD_c_ldmMinMatch, FUZ_randomClampedLength(&lseed, ZSTD_LDM_MINMATCH_MIN, ZSTD_LDM_MINMATCH_MAX), opaqueAPI) );
if (FUZ_rand(&lseed) & 3) CHECK_Z( setCCtxParameter(zc, cctxParams, ZSTD_c_ldmBucketSizeLog, FUZ_randomClampedLength(&lseed, ZSTD_LDM_BUCKETSIZELOG_MIN, ZSTD_LDM_BUCKETSIZELOG_MAX), opaqueAPI) ); if (FUZ_rand(&lseed) & 3) CHECK_Z( setCCtxParameter(zc, cctxParams, ZSTD_c_ldmBucketSizeLog, FUZ_randomClampedLength(&lseed, ZSTD_LDM_BUCKETSIZELOG_MIN, ZSTD_LDM_BUCKETSIZELOG_MAX), opaqueAPI) );
if (FUZ_rand(&lseed) & 3) CHECK_Z( setCCtxParameter(zc, cctxParams, ZSTD_c_ldmHashRateLog, FUZ_randomClampedLength(&lseed, ZSTD_LDM_HASHRATELOG_MIN, ZSTD_LDM_HASHRATELOG_MAX), opaqueAPI) ); if (FUZ_rand(&lseed) & 3) CHECK_Z( setCCtxParameter(zc, cctxParams, ZSTD_c_ldmHashRateLog, FUZ_randomClampedLength(&lseed, ZSTD_LDM_HASHRATELOG_MIN, ZSTD_LDM_HASHRATELOG_MAX), opaqueAPI) );
if (FUZ_rand(&lseed) & 3) CHECK_Z( setCCtxParameter(zc, cctxParams, ZSTD_c_srcSizeHint, FUZ_randomClampedLength(&lseed, 0, ZSTD_SRCSIZEHINT_MAX), opaqueAPI) ); if (FUZ_rand(&lseed) & 3) CHECK_Z( setCCtxParameter(zc, cctxParams, ZSTD_c_srcSizeHint, FUZ_randomClampedLength(&lseed, ZSTD_SRCSIZEHINT_MIN, ZSTD_SRCSIZEHINT_MAX), opaqueAPI) );
} }
/* mess with frame parameters */ /* mess with frame parameters */