2 * Copyright (c) 2016-present, Facebook, Inc.
5 * This source code is licensed under both the BSD-style license (found in the
6 * LICENSE file in the root directory of this source tree) and the GPLv2 (found
7 * in the COPYING file in the root directory of this source tree).
11 * This fuzz target attempts to decompress the fuzzed data with the simple
12 * decompression function to ensure the decompressor never crashes.
18 #include "fuzz_helpers.h"
21 static ZSTD_DCtx *dctx = NULL;
22 static void* rBuf = NULL;
23 static size_t bufSize = 0;
25 int LLVMFuzzerTestOneInput(const uint8_t *src, size_t size)
29 FUZZ_seed(&src, &size);
30 neededBufSize = MAX(20 * size, (size_t)256 << 10);
32 /* Allocate all buffers and contexts if not already allocated */
33 if (neededBufSize > bufSize) {
35 rBuf = malloc(neededBufSize);
36 bufSize = neededBufSize;
40 dctx = ZSTD_createDCtx();
43 ZSTD_decompressDCtx(dctx, rBuf, neededBufSize, src, size);
45 #ifndef STATEFUL_FUZZING
46 ZSTD_freeDCtx(dctx); dctx = NULL;