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author | Bimba Shrestha <bshrestha.msae@gmail.com> | 2019-09-13 21:07:52 (GMT) |
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committer | Bimba Shrestha <bshrestha.msae@gmail.com> | 2019-09-13 21:07:52 (GMT) |
commit | 208694297a308da8dae2b3bb104bdab486d1b683 (patch) | |
tree | 95930ec739b3e8d45be17732f5ef7d82bb584b23 /ossfuzz/decompress_frame_fuzzer.c | |
parent | 7d153a704d00a266c9601c947e07fd33e1cd6f4d (diff) | |
download | lz4-208694297a308da8dae2b3bb104bdab486d1b683.zip lz4-208694297a308da8dae2b3bb104bdab486d1b683.tar.gz lz4-208694297a308da8dae2b3bb104bdab486d1b683.tar.bz2 |
Seperating the seed generation and use
Diffstat (limited to 'ossfuzz/decompress_frame_fuzzer.c')
-rw-r--r-- | ossfuzz/decompress_frame_fuzzer.c | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/ossfuzz/decompress_frame_fuzzer.c b/ossfuzz/decompress_frame_fuzzer.c index 60d2ea1..1308100 100644 --- a/ossfuzz/decompress_frame_fuzzer.c +++ b/ossfuzz/decompress_frame_fuzzer.c @@ -31,11 +31,15 @@ static void decompress(LZ4F_dctx* dctx, void* dst, size_t dstCapacity, int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) { FUZZ_dataProducer_t *producer = FUZZ_dataProducer_create(data, size); - size_t const dstCapacity = FUZZ_dataProducer_uint32( - producer, 0, 4 * size); + size_t const dstCapacitySeed = FUZZ_dataProducer_uint32_seed(producer, + 0, 4 * size); size_t const largeDictSize = 64 * 1024; + size_t const dictSizeSeed = FUZZ_dataProducer_uint32_seed(producer, + 0, largeDictSize); + size_t const dstCapacity = FUZZ_dataProducer_uint32( + dstCapacitySeed, 0, 4 * FUZZ_dataProducer_remainingBytes(producer)); size_t const dictSize = FUZZ_dataProducer_uint32( - producer, 0, largeDictSize); + dictSizeSeed, 0, largeDictSize); char* const dst = (char*)malloc(dstCapacity); char* const dict = (char*)malloc(dictSize); LZ4F_decompressOptions_t opts; |