Define ZSTD_SRCSIZEHINT_MIN as 0

diff --git a/lib/compress/zstd_compress.c b/lib/compress/zstd_compress.c
index d4471c2b29401284f8393b2152b9ef85709b2e6c..3660e9d1cfb053d94776b6d062e342159200ba19 100644 (file)
--- a/lib/compress/zstd_compress.c
+++ b/lib/compress/zstd_compress.c
@@ -393,7 +393,7 @@ ZSTD_bounds ZSTD_cParam_getBounds(ZSTD_cParameter param)
         return bounds;
 
     case ZSTD_c_srcSizeHint:
-        bounds.lowerBound = 0;
+        bounds.lowerBound = ZSTD_SRCSIZEHINT_MIN;
         bounds.upperBound = ZSTD_SRCSIZEHINT_MAX;
         return bounds;
 

diff --git a/lib/zstd.h b/lib/zstd.h
index 0fbe71ab8d69dbadaed97dc967af92af54c846af..5396b719f778e4dc66ce08f87f0a3e581b133bc9 100644 (file)
--- a/lib/zstd.h
+++ b/lib/zstd.h
@@ -1066,6 +1066,7 @@ ZSTDLIB_API size_t ZSTD_sizeof_DDict(const ZSTD_DDict* ddict);
 /* Advanced parameter bounds */
 #define ZSTD_TARGETCBLOCKSIZE_MIN   64
 #define ZSTD_TARGETCBLOCKSIZE_MAX   ZSTD_BLOCKSIZE_MAX
+#define ZSTD_SRCSIZEHINT_MAX        0
 #define ZSTD_SRCSIZEHINT_MAX        INT_MAX
 
 /* internal */

diff --git a/tests/fuzz/zstd_helpers.c b/tests/fuzz/zstd_helpers.c
index 5d24a48c47d708973cb81d45b8d62cc9974ed4c1..5ff057b8cdc25b984bb5a91c86ff2baa404a954b 100644 (file)
--- a/tests/fuzz/zstd_helpers.c
+++ b/tests/fuzz/zstd_helpers.c
@@ -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_forceAttachDict, 0, 2, state);
     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);
     }
 }
 

diff --git a/tests/zstreamtest.c b/tests/zstreamtest.c
index 6fe177cbe107d99a0b06064156660733b2d685f6..d2c4036acec7826e004bf46fff88d1c2e9759187 100644 (file)
--- a/tests/zstreamtest.c
+++ b/tests/zstreamtest.c
@@ -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_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_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 */