packet_handler.h

/* Copyright 2013-present Barefoot Networks, 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.
 */
 
#ifndef BM_BM_SIM_PACKET_HANDLER_H_
#define BM_BM_SIM_PACKET_HANDLER_H_
 
#include <functional>
 
namespace bm {
 
class PacketDispatcherIface {
 public:
  using PacketHandler = std::function<void(int port_num, const char *buffer,
                                           int len, void* cookie)>;
  enum class ReturnCode {
    SUCCESS,
    UNSUPPORTED,
    ERROR
  };
 
  virtual ReturnCode set_packet_handler(const PacketHandler &handler,
                                        void* cookie) = 0;
};
 
class PacketReceiverIface {
 public:
  virtual void send_packet(int port_num, const char* buffer, int len) = 0;
};
 
}  // namespace bm
 
#endif  // BM_BM_SIM_PACKET_HANDLER_H_