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 the string "FUZZ".
5#include <cstdint>
6#include <cstdlib>
7#include <cstddef>
8#include <iostream>
9
10extern "C" int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) {
11  int bits = 0;
12  if (Size > 0 && Data[0] == 'F') bits |= 1;
13  if (Size > 1 && Data[1] == 'U') bits |= 2;
14  if (Size > 2 && Data[2] == 'Z') bits |= 4;
15  if (Size > 3 && Data[3] == 'Z') bits |= 8;
16  if (bits == 15) {
17    std::cerr <<  "BINGO!\n";
18    exit(1);
19  }
20  return 0;
21}
22
23