1*2946cd70SChandler Carruth // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
2*2946cd70SChandler Carruth // See https://llvm.org/LICENSE.txt for license information.
3*2946cd70SChandler Carruth // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
410ab2aceSGeorge Karpenkov
510ab2aceSGeorge Karpenkov // Simple test for a fuzzer. The fuzzer must find a particular string.
610ab2aceSGeorge Karpenkov #include <cstdint>
710ab2aceSGeorge Karpenkov #include <cstdio>
810ab2aceSGeorge Karpenkov #include <cstdlib>
910ab2aceSGeorge Karpenkov #include <cstring>
1010ab2aceSGeorge Karpenkov
1110ab2aceSGeorge Karpenkov static volatile int sink;
1210ab2aceSGeorge Karpenkov
LLVMFuzzerTestOneInput(const uint8_t * Data,size_t Size)1310ab2aceSGeorge Karpenkov extern "C" int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) {
1410ab2aceSGeorge Karpenkov // TODO: check other sizes.
1510ab2aceSGeorge Karpenkov const char *S = (const char*)Data;
1610ab2aceSGeorge Karpenkov if (Size >= 8 && strncmp(S, "123", 8))
1710ab2aceSGeorge Karpenkov sink = 1;
1810ab2aceSGeorge Karpenkov if (Size >= 8 && strncmp(S, "01234567", 8) == 0) {
1910ab2aceSGeorge Karpenkov if (Size >= 12 && strncmp(S + 8, "ABCD", 4) == 0) {
2010ab2aceSGeorge Karpenkov if (Size >= 14 && strncmp(S + 12, "XY", 2) == 0) {
2110ab2aceSGeorge Karpenkov if (Size >= 17 && strncmp(S + 14, "KLM", 3) == 0) {
2210ab2aceSGeorge Karpenkov fprintf(stderr, "BINGO\n");
2310ab2aceSGeorge Karpenkov exit(1);
2410ab2aceSGeorge Karpenkov }
2510ab2aceSGeorge Karpenkov }
2610ab2aceSGeorge Karpenkov }
2710ab2aceSGeorge Karpenkov }
2810ab2aceSGeorge Karpenkov return 0;
2910ab2aceSGeorge Karpenkov }
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