37 lines · cpp
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-exception4 5// Simple test for a fuzzer. The fuzzer must find a particular string.6#include <cstdint>7#include <cstdio>8#include <cstdlib>9#include <cstring>10 11#ifndef MEMCMP12# define MEMCMP memcmp13#endif14 15extern "C" int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) {16 // TODO: check other sizes.17 if (Size >= 8 && MEMCMP(Data, "01234567", 8) == 0) {18 if (Size >= 12 && MEMCMP(Data + 8, "ABCD", 4) == 0) {19 if (Size >= 14 && MEMCMP(Data + 12, "XY", 2) == 0) {20 if (Size >= 17 && MEMCMP(Data + 14, "KLM", 3) == 0) {21 if (Size >= 27 && MEMCMP(Data + 17, "ABCDE-GHIJ", 10) == 0){22 fprintf(stderr, "BINGO %zd\n", Size);23 for (size_t i = 0; i < Size; i++) {24 uint8_t C = Data[i];25 if (C >= 32 && C < 127)26 fprintf(stderr, "%c", C);27 }28 fprintf(stderr, "\n");29 exit(1);30 }31 }32 }33 }34 }35 return 0;36}37