projects/libfdk-aac/aacDecoder_Open.cpp

// Copyright 2019 Google Inc.
//
// 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 "aacdecoder_lib.h"
#include <stdint.h>

extern "C" int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) {
  HANDLE_AACDECODER aacDecoderInfo = NULL;

  TRANSPORT_TYPE transportType;
  INT nrOfLayers;

  if (Size != 8) return 0;

  transportType = (TRANSPORT_TYPE)(Data[0] + (Data[1] << 8) + (Data[2] << 16) +
                                   (Data[3] << 24));
  nrOfLayers =
      (UINT)(Data[4] + (Data[5] << 8) + (Data[6] << 16) + (Data[7] << 24));

  aacDecoderInfo = aacDecoder_Open(transportType, nrOfLayers);
  if (aacDecoderInfo != NULL) {
    aacDecoder_Close(aacDecoderInfo);
  }
  return 0;
}