Merge pull request #790 from bimbashrestha/seperating_seed_generation_and_use_in_fuzzers

Separating the seed generation and use in FUZZ_dataProducer api 

1 files changed, 7 insertions, 7 deletions

diff --git a/ossfuzz/compress_hc_fuzzer.c b/ossfuzz/compress_hc_fuzzer.c
index 5f22104..7d8e45a 100644
--- a/ossfuzz/compress_hc_fuzzer.c
+++ b/ossfuzz/compress_hc_fuzzer.c
@@ -17,15 +17,15 @@
 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, LZ4_compressBound(size));
+    size_t const dstCapacitySeed = FUZZ_dataProducer_retrieve32(producer);
+    size_t const levelSeed = FUZZ_dataProducer_retrieve32(producer);
+    size = FUZZ_dataProducer_remainingBytes(producer);
+
+    size_t const dstCapacity = FUZZ_getRange_from_uint32(dstCapacitySeed, 0, size);
+    int const level = FUZZ_getRange_from_uint32(levelSeed, LZ4HC_CLEVEL_MIN, LZ4HC_CLEVEL_MAX);
+
     char* const dst = (char*)malloc(dstCapacity);
     char* const rt = (char*)malloc(size);
-    int const level = FUZZ_dataProducer_uint32(
-      producer, LZ4HC_CLEVEL_MIN, LZ4HC_CLEVEL_MAX);
-
-    /* Restrict to remaining data from producer */
-    size = FUZZ_dataProducer_remainingBytes(producer);
 
     FUZZ_ASSERT(dst);
     FUZZ_ASSERT(rt);