test/core/compression/stream_compression_fuzzer.cc

/*
 *
 * Copyright 2019 gRPC authors.
 *
 * 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 <grpc/grpc.h>
#include <stdbool.h>
#include <stdint.h>
#include <string.h>

#include "src/core/lib/compression/stream_compression.h"
#include "src/core/lib/security/credentials/credentials.h"
#include "test/core/util/memory_counters.h"

bool squelch = true;
bool leak_check = true;

extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) {
  grpc_core::testing::LeakDetector leak_detector(true);
  grpc_init();
  auto* context = grpc_stream_compression_context_create(
      GRPC_STREAM_COMPRESSION_GZIP_COMPRESS);
  grpc_slice_buffer input_buffer;
  grpc_slice_buffer_init(&input_buffer);
  grpc_slice_buffer_add(
      &input_buffer,
      grpc_slice_from_copied_buffer(reinterpret_cast<const char*>(data), size));
  grpc_slice_buffer output_buffer;
  grpc_slice_buffer_init(&output_buffer);

  grpc_stream_compress(context, &input_buffer, &output_buffer, nullptr,
                       SIZE_MAX, GRPC_STREAM_COMPRESSION_FLUSH_SYNC);

  grpc_stream_compression_context_destroy(context);
  grpc_slice_buffer_destroy(&input_buffer);
  grpc_slice_buffer_destroy(&output_buffer);
  grpc_shutdown_blocking();
  return 0;
}