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 LLVMFuzzerTestOneInput(const uint8_t * Data,size_t Size)14extern "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(&X, Data + Offset, sizeof(uint32_t)); 19 memcpy(&Y, "FUZZ", sizeof(uint32_t)); 20 Sink = X == Y; 21 return 0; 22 } 23 24