fuzzing/example_fuzzer/example_fuzzer.cpp

/*
 * Copyright (C) 2016 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#include <stddef.h>
#include <stdint.h>
#include <string.h>

#include <string>

void BuggyCode(const char *data) {
  if (strcmp(data, "Hi!") == 0) {
    abort();  // Boom!
  }
}

extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) {
  std::string null_terminated_string(reinterpret_cast<const char *>(data),
                                     size);

  BuggyCode(null_terminated_string.c_str());
  return 0;
}