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Fix fuzzing with ZSTD_MULTITHREAD

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At Google we fuzz zstd without ZSTD_MULTITHREAD but we want inputs to be as much as reproducible. It allows us to test new fuzzing methods for our fuzz team internally and have more horsepower to find bugs
This commit is contained in:
Daniel Kutenin
2023-01-11 10:09:19 -08:00
committed by Nick Terrell
parent 98ca8b4456
commit 3ac0b91302
1 changed files with 3 additions and 4 deletions
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tests/fuzz/zstd_helpers.c
+3 -4
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@@ -89,12 +89,11 @@ void FUZZ_setRandomParameters(ZSTD_CCtx *cctx, size_t srcSize, FUZZ_dataProducer
setRand(cctx, ZSTD_c_ldmHashRateLog, ZSTD_LDM_HASHRATELOG_MIN,
ZSTD_LDM_HASHRATELOG_MAX, producer);
/* Set misc parameters */
#ifndef ZSTD_MULTITHREAD
setRand(cctx, ZSTD_c_nbWorkers, 0, 0, producer);
setRand(cctx, ZSTD_c_rsyncable, 0, 0, producer);
#else
setRand(cctx, ZSTD_c_nbWorkers, 0, 2, producer);
setRand(cctx, ZSTD_c_rsyncable, 0, 1, producer);
#ifndef ZSTD_MULTITHREAD
set(cctx, ZSTD_c_nbWorkers, 0);
set(cctx, ZSTD_c_rsyncable, 0);
#endif
setRand(cctx, ZSTD_c_useRowMatchFinder, 0, 2, producer);
setRand(cctx, ZSTD_c_enableDedicatedDictSearch, 0, 1, producer);