/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */

/*

 * Copyright (c) 2007 University of Washington

 *

 * This program is free software; you can redistribute it and/or modify

 * it under the terms of the GNU General Public License version 2 as

 * published by the Free Software Foundation;

 *

 * This program is distributed in the hope that it will be useful,

 * but WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

 * GNU General Public License for more details.

 *

 * You should have received a copy of the GNU General Public License

 * along with this program; if not, write to the Free Software

 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

 *

 * Author: Craig Dowell <craigdo@ee.washington.edu>

 */

#ifndef SERIAL_NET_DEVICE_H

#define SERIAL_NET_DEVICE_H

#include <string.h>

#include "ns3/mac-address.h"

#include "ns3/internet-node.h"

#include "ns3/net-device.h"

#include "ns3/callback.h"

#include "ns3/packet.h"

namespace ns3 {

class SerialChannel;

class SerialPhy;

class Queue;

class SerialNetDevice : public NetDevice {

public:

  enum TraceType {

    QUEUE,

  };

  SerialNetDevice(Node* node);

  virtual ~SerialNetDevice();

private:

  // Don't let the compiler slip in copy and assignment construction

  SerialNetDevice(const SerialNetDevice&);

  SerialNetDevice&operator=(const SerialNetDevice&);

public:

  bool Attach(SerialChannel* ch);

  void AddQueue(Queue *);

  // called by SerialPhy

  void Receive (Packet& p);

protected:

  Queue* GetQueue(void) const; 

  SerialChannel* GetChannel(void) const;

private:

  virtual void NotifyDataAvailable (void);

  virtual bool SendTo (Packet& p, const MacAddress& dest);

  virtual TraceResolver *DoCreateTraceResolver (TraceContext const &context);

  SerialPhy* m_phy;

  SerialChannel* m_channel;

  Queue* m_queue;

};

}; // namespace ns3

#endif // SERIAL_NET_DEVICE_H