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
10static volatile int sink;
11
12extern "C" int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) {
13  // TODO: check other sizes.
14  char *S = (char*)Data;
15  if (Size >= 8 && strncmp(S, "123", 8))
16    sink = 1;
17  if (Size >= 8 && strncmp(S, "01234567", 8) == 0) {
18    if (Size >= 12 && strncmp(S + 8, "ABCD", 4) == 0) {
19      if (Size >= 14 && strncmp(S + 12, "XY", 2) == 0) {
20        if (Size >= 16 && strncmp(S + 14, "KLM", 3) == 0) {
21          fprintf(stderr, "BINGO\n");
22          exit(1);
23        }
24      }
25    }
26  }
27  return 0;
28}
29