1 // This file is distributed under the University of Illinois Open Source
2 // License. See LICENSE.TXT for details.
3 
4 // Simple test for a fuzzer. The fuzzer must find a particular string.
5 #include <cstring>
6 #include <cstdint>
7 #include <cstdio>
8 #include <cstdlib>
9 
LLVMFuzzerTestOneInput(const uint8_t * Data,size_t Size)10 extern "C" int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) {
11   // TODO: check other sizes.
12   if (Size >= 8 && memcmp(Data, "01234567", 8) == 0) {
13     if (Size >= 12 && memcmp(Data + 8, "ABCD", 4) == 0) {
14       if (Size >= 14 && memcmp(Data + 12, "XY", 2) == 0) {
15         if (Size >= 17 && memcmp(Data + 14, "KLM", 3) == 0) {
16           if (Size >= 27 && memcmp(Data + 17, "ABCDE-GHIJ", 10) == 0){
17             fprintf(stderr, "BINGO %zd\n", Size);
18             for (size_t i = 0; i < Size; i++) {
19               uint8_t C = Data[i];
20               if (C >= 32 && C < 127)
21                 fprintf(stderr, "%c", C);
22             }
23             fprintf(stderr, "\n");
24             exit(1);
25           }
26         }
27       }
28     }
29   }
30   return 0;
31 }
32