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.
5// The fuzzer must find a string based on dictionary words:
6//   "Elvis"
7//   "Presley"
8#include <cstdint>
9#include <cstdlib>
10#include <cstddef>
11#include <cstring>
12#include <iostream>
13
14static volatile int Zero = 0;
15
16extern "C" int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) {
17  const char *Expected = "ElvisPresley";
18  if (Size < strlen(Expected)) return 0;
19  size_t Match = 0;
20  for (size_t i = 0; Expected[i]; i++)
21    if (Expected[i] + Zero == Data[i])
22      Match++;
23  if (Match == strlen(Expected)) {
24    std::cout << "BINGO; Found the target, exiting\n";
25    exit(1);
26  }
27  return 0;
28}
29
30