1 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
2 // See https://llvm.org/LICENSE.txt for license information.
3 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
4 
5 // Simple test for a fuzzer. The fuzzer must find a particular string.
6 #include <cstdint>
7 #include <cstdio>
8 #include <cstdlib>
9 #include <cstring>
10 
11 extern "C" int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) {
12   // TODO: check other sizes.
13   if (Size >= 8 && memcmp(Data, "01234567", 8) == 0) {
14     if (Size >= 12 && memcmp(Data + 8, "ABCD", 4) == 0) {
15       if (Size >= 14 && memcmp(Data + 12, "XY", 2) == 0) {
16         if (Size >= 17 && memcmp(Data + 14, "KLM", 3) == 0) {
17           if (Size >= 27 && memcmp(Data + 17, "ABCDE-GHIJ", 10) == 0){
18             fprintf(stderr, "BINGO %zd\n", Size);
19             for (size_t i = 0; i < Size; i++) {
20               uint8_t C = Data[i];
21               if (C >= 32 && C < 127)
22                 fprintf(stderr, "%c", C);
23             }
24             fprintf(stderr, "\n");
25             exit(1);
26           }
27         }
28       }
29     }
30   }
31   return 0;
32 }
33