src/trace_processor/trace_parsing_fuzzer.cc

/*
 * Copyright (C) 2019 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 "perfetto/base/logging.h"
#include "perfetto/trace_processor/trace_processor_storage.h"

namespace perfetto {
namespace trace_processor {

void FuzzTraceProcessor(const uint8_t* data, size_t size);

void FuzzTraceProcessor(const uint8_t* data, size_t size) {
  std::unique_ptr<TraceProcessorStorage> processor =
      TraceProcessorStorage::CreateInstance(Config());
  std::unique_ptr<uint8_t[]> buf(new uint8_t[size]);
  memcpy(buf.get(), data, size);
  util::Status status = processor->Parse(std::move(buf), size);
  if (!status.ok())
    return;
  if (auto s = processor->NotifyEndOfFile(); !s.ok()) {
    return;
  }
}

}  // namespace trace_processor
}  // namespace perfetto

extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size);

extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) {
  perfetto::trace_processor::FuzzTraceProcessor(data, size);
  return 0;
}