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 "Hi!".
5#include <cstdint>
6#include <cstdlib>
7#include <cstddef>
8#include <iostream>
9
10static volatile int Sink;
11static volatile int *Null = 0;
12
13extern "C" int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) {
14  if (Size > 0 && Data[0] == 'H') {
15    Sink = 1;
16    if (Size > 1 && Data[1] == 'i') {
17      Sink = 2;
18      if (Size > 2 && Data[2] == '!') {
19        std::cout << "Found the target, dereferencing NULL\n";
20        *Null = 1;
21      }
22    }
23  }
24  return 0;
25}
26
27