1// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
2// See https://llvm.org/LICENSE.txt for license information.
3// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
4
5// Simple test for a fuzzer. The fuzzer must find the string "Hi!".
6#include <assert.h>
7#include <cstddef>
8#include <cstdint>
9#include <cstdlib>
10#include <iostream>
11#include <ostream>
12
13static volatile bool SeedLargeBuffer;
14
15extern "C" int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) {
16 assert(Data);
17 if (Size >= 4)
18 SeedLargeBuffer = true;
19 if (Size == 3 && SeedLargeBuffer && Data[3]) {
20 std::cout << "Woops, reading Data[3] w/o crashing\n" << std::flush;
21 exit(1);
22 }
23 return 0;
24}
25
26