diff options
Diffstat (limited to 'ossfuzz/compress_frame_fuzzer.c')
| -rw-r--r-- | ossfuzz/compress_frame_fuzzer.c | 16 |
1 files changed, 11 insertions, 5 deletions
diff --git a/ossfuzz/compress_frame_fuzzer.c b/ossfuzz/compress_frame_fuzzer.c index 75c609f..568ae14 100644 --- a/ossfuzz/compress_frame_fuzzer.c +++ b/ossfuzz/compress_frame_fuzzer.c @@ -13,18 +13,23 @@ #include "lz4.h" #include "lz4frame.h" #include "lz4_helpers.h" +#include "fuzz_data_producer.h" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) { - uint32_t seed = FUZZ_seed(&data, &size); - LZ4F_preferences_t const prefs = FUZZ_randomPreferences(&seed); + FUZZ_dataProducer_t *producer = FUZZ_dataProducer_create(data, size); + LZ4F_preferences_t const prefs = FUZZ_dataProducer_preferences(producer); + size_t const dstCapacitySeed = FUZZ_dataProducer_retrieve32(producer); + size = FUZZ_dataProducer_remainingBytes(producer); + size_t const compressBound = LZ4F_compressFrameBound(size, &prefs); - size_t const dstCapacity = FUZZ_rand32(&seed, 0, compressBound); + size_t const dstCapacity = FUZZ_getRange_from_uint32(dstCapacitySeed, 0, compressBound); + char* const dst = (char*)malloc(dstCapacity); char* const rt = (char*)malloc(size); - FUZZ_ASSERT(dst); - FUZZ_ASSERT(rt); + FUZZ_ASSERT(dst!=NULL); + FUZZ_ASSERT(rt!=NULL); /* If compression succeeds it must round trip correctly. */ size_t const dstSize = @@ -37,6 +42,7 @@ int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) free(dst); free(rt); + FUZZ_dataProducer_free(producer); return 0; } |