mesh-point-device.h

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/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
/*
 * Copyright (c) 2008,2009 IITP RAS
 *
 * 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
 *
 * Authors: Kirill Andreev <andreev@iitp.ru>
 *          Pavel Boyko <boyko@iitp.ru>
 */
 
#ifndef L2ROUTING_NET_DEVICE_H
#define L2ROUTING_NET_DEVICE_H
 
#include "ns3/node.h"
#include "ns3/net-device.h"
#include "ns3/mac48-address.h"
#include "ns3/bridge-channel.h"
#include "ns3/mesh-l2-routing-protocol.h"
#include "ns3/random-variable-stream.h"
 
namespace ns3 {
 
class MeshPointDevice : public NetDevice
{
public:
  static TypeId GetTypeId ();
  MeshPointDevice ();
  virtual ~MeshPointDevice ();
 
 
  void AddInterface (Ptr<NetDevice> port);
  uint32_t GetNInterfaces () const;
  Ptr<NetDevice> GetInterface (uint32_t id) const;
  std::vector<Ptr<NetDevice> > GetInterfaces () const;
 
 
 
  void SetRoutingProtocol (Ptr<MeshL2RoutingProtocol> protocol);
  Ptr<MeshL2RoutingProtocol> GetRoutingProtocol () const;
 
  // Inherited from NetDevice
  virtual void SetIfIndex (const uint32_t index);
  virtual uint32_t GetIfIndex () const;
  virtual Ptr<Channel> GetChannel () const;
  virtual Address GetAddress () const;
  virtual void SetAddress (Address a);
  virtual bool SetMtu (const uint16_t mtu);
  virtual uint16_t GetMtu () const;
  virtual bool IsLinkUp () const;
  virtual void AddLinkChangeCallback (Callback<void> callback);
  virtual bool IsBroadcast () const;
  virtual Address GetBroadcast () const;
  virtual bool IsMulticast () const;
  virtual Address GetMulticast (Ipv4Address multicastGroup) const;
  virtual bool IsPointToPoint () const;
  virtual bool IsBridge () const;
  virtual bool Send (Ptr<Packet> packet, const Address& dest, uint16_t protocolNumber);
  virtual bool SendFrom (Ptr<Packet> packet, const Address& source, const Address& dest, uint16_t protocolNumber);
  virtual Ptr<Node> GetNode () const;
  virtual void SetNode (Ptr<Node> node);
  virtual bool NeedsArp () const;
  virtual void SetReceiveCallback (NetDevice::ReceiveCallback cb);
  virtual void SetPromiscReceiveCallback (NetDevice::PromiscReceiveCallback cb);
  virtual bool SupportsSendFrom () const;
  virtual Address GetMulticast (Ipv6Address addr) const;
  virtual void DoDispose ();
 
 
  void Report (std::ostream & os) const;
  void ResetStats ();
 
  int64_t AssignStreams (int64_t stream);
 
  Time GetForwardingDelay () const;
 
private:
  void ReceiveFromDevice (Ptr<NetDevice> device, Ptr<const Packet> packet, uint16_t protocol,
                          Address const &source, Address const &destination, PacketType packetType);
  void Forward (Ptr<NetDevice> incomingPort, Ptr<const Packet> packet,
                uint16_t protocol, const Mac48Address src,
                const Mac48Address dst);
  void
  DoSend (bool success, Ptr<Packet> packet, Mac48Address src, Mac48Address dst, uint16_t protocol,
          uint32_t iface);
 
private:
  NetDevice::ReceiveCallback   m_rxCallback;
  NetDevice::PromiscReceiveCallback  m_promiscRxCallback;
  Mac48Address m_address;
  Ptr<Node> m_node;
  std::vector< Ptr<NetDevice> > m_ifaces;
  uint32_t m_ifIndex;
  uint16_t m_mtu;
  Ptr<BridgeChannel> m_channel;
  Ptr<MeshL2RoutingProtocol> m_routingProtocol;
  Ptr<RandomVariableStream> m_forwardingRandomVariable;
 
  struct Statistics
  {
    uint32_t unicastData; 
    uint32_t unicastDataBytes; 
    uint32_t broadcastData; 
    uint32_t broadcastDataBytes; 
 
    Statistics ();
  };
  // Counters
  Statistics m_rxStats; 
  Statistics m_txStats; 
  Statistics m_fwdStats; 
};
} // namespace ns3
#endif