text: /******************************************************************************
   * Copyright 2017 The Apollo Authors. All Rights Reserved.
   *
   * 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.
   *****************************************************************************/
  
  /**
   * @file
   */
  
  #pragma once
  
  #include <cstdint>
  
  /**
   * @namespace apollo::drivers::canbus
   * @brief apollo::drivers::canbus
   */
  namespace apollo {
  namespace drivers {
  namespace canbus {
  
  const int32_t CAN_FRAME_SIZE = 8;
  const int32_t MAX_CAN_SEND_FRAME_LEN = 1;
  const int32_t MAX_CAN_RECV_FRAME_LEN = 10;
  
  const int32_t CANBUS_MESSAGE_LENGTH = 8;  // according to ISO-11891-1
  const int32_t MAX_CAN_PORT = 3;
  
  }  // namespace canbus
  }  // namespace drivers
  }  // namespace apollo
  