1// Simple test for a fuzzer. The fuzzer must find a particular string.
2#include <cstring>
3#include <cstdint>
4#include <cstdio>
5#include <cstdlib>
6
7static volatile int sink;
8
9extern "C" int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) {
10  // TODO: check other sizes.
11  char *S = (char*)Data;
12  if (Size >= 8 && strncmp(S, "123", 8))
13    sink = 1;
14  if (Size >= 8 && strncmp(S, "01234567", 8) == 0) {
15    if (Size >= 12 && strncmp(S + 8, "ABCD", 4) == 0) {
16      if (Size >= 14 && strncmp(S + 12, "XY", 2) == 0) {
17        if (Size >= 16 && strncmp(S + 14, "KLM", 3) == 0) {
18          fprintf(stderr, "BINGO\n");
19          exit(1);
20        }
21      }
22    }
23  }
24  return 0;
25}
26