| 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 | // Test that we can find the minimal item in the corpus (4 bytes: "FUZZ"). |
| 6 | #include <cstddef> |
| 7 | #include <cstdint> |
| 8 | #include <cstdio> |
| 9 | #include <cstdlib> |
| 10 | #include <cstring> |
| 11 | |
| 12 | static volatile uint32_t Sink; |
| 13 | |
| 14 | extern "C"int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) { |
| 15 | if (Size < sizeof(uint32_t)) return 0; |
| 16 | uint32_t X, Y; |
| 17 | size_t Offset = Size < 8 ? 0 : Size / 2; |
| 18 | memcpy(dest: &X, src: Data + Offset, n: sizeof(uint32_t)); |
| 19 | memcpy(dest: &Y, src: "FUZZ", n: sizeof(uint32_t)); |
| 20 | Sink = X == Y; |
| 21 | return 0; |
| 22 | } |
| 23 | |
| 24 |