| // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
| // See https://llvm.org/LICENSE.txt for license information. |
| // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
| // The fuzzer must find several constants with swapped bytes. |
| extern "C" int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) { |
| memcpy(&x, Data, sizeof(x)); |
| memcpy(&y, Data + Size / 2, sizeof(y)); |
| memcpy(&z, Data + Size - sizeof(z), sizeof(z)); |
| x = __builtin_bswap64(x); |
| y = __builtin_bswap32(y); |
| z = __builtin_bswap32(z); |
| const bool k32bit = sizeof(void*) == 4; |
| if ((k32bit || x == 0x46555A5A5A5A5546ULL) && |
| if (Data[Size - 5] == 'z') { |
| fprintf(stderr, "BINGO; Found the target\n"); |