Files
thirdparty-miniz/tests/checksum_fuzzer.c
2020-07-07 13:08:22 +02:00

26 lines
630 B
C

/* Derived from zlib fuzzers at http://github.com/google/oss-fuzz/tree/master/projects/zlib,
* see ossfuzz.sh for full license text.
*/
#include <stddef.h>
#include <stdint.h>
#include <inttypes.h>
#include "miniz.h"
static const size_t kMaxSize = 1024 * 1024;
int LLVMFuzzerTestOneInput(const uint8_t *data, size_t dataLen)
{
/* Discard inputs larger than 1Mb. */
if (dataLen < 1 || dataLen > kMaxSize) return 0;
uint32_t crc = crc32(0L, NULL, 0);
uint32_t adler = adler32(0L, NULL, 0);
crc = crc32(crc, data, (uint32_t) dataLen);
adler = adler32(adler, data, (uint32_t) dataLen);
return 0;
}