ipv4-list-routing.h

/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
/*
 * Copyright (c) 2009 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
 */

#ifndef IPV4_LIST_ROUTING_H
#define IPV4_LIST_ROUTING_H

#include <list>
#include "ns3/ipv4-routing-protocol.h"
#include "ns3/simulator.h"

namespace ns3 {

class Ipv4ListRouting : public Ipv4RoutingProtocol
{
public:
  static TypeId GetTypeId (void);

  Ipv4ListRouting ();
  virtual ~Ipv4ListRouting ();

  virtual void AddRoutingProtocol (Ptr<Ipv4RoutingProtocol> routingProtocol, int16_t priority);
  virtual uint32_t GetNRoutingProtocols (void) const;
  virtual Ptr<Ipv4RoutingProtocol> GetRoutingProtocol (uint32_t index, int16_t& priority) const;

  // Below are from Ipv4RoutingProtocol
  virtual Ptr<Ipv4Route> RouteOutput (Ptr<Packet> p, const Ipv4Header &header, Ptr<NetDevice> oif, Socket::SocketErrno &sockerr);

  virtual bool RouteInput (Ptr<const Packet> p, const Ipv4Header &header, Ptr<const NetDevice> idev,
                           UnicastForwardCallback ucb, MulticastForwardCallback mcb,
                           LocalDeliverCallback lcb, ErrorCallback ecb);
  virtual void NotifyInterfaceUp (uint32_t interface);
  virtual void NotifyInterfaceDown (uint32_t interface);
  virtual void NotifyAddAddress (uint32_t interface, Ipv4InterfaceAddress address);
  virtual void NotifyRemoveAddress (uint32_t interface, Ipv4InterfaceAddress address);
  virtual void SetIpv4 (Ptr<Ipv4> ipv4);
  virtual void PrintRoutingTable (Ptr<OutputStreamWrapper> stream) const;

protected:
  void DoDispose (void);
  void DoInitialize (void);
private:
  typedef std::pair<int16_t, Ptr<Ipv4RoutingProtocol> > Ipv4RoutingProtocolEntry;
  typedef std::list<Ipv4RoutingProtocolEntry> Ipv4RoutingProtocolList;
  Ipv4RoutingProtocolList m_routingProtocols;
  static bool Compare (const Ipv4RoutingProtocolEntry& a, const Ipv4RoutingProtocolEntry& b);
  Ptr<Ipv4> m_ipv4;

};

} // namespace ns3

#endif /* IPV4_LIST_ROUTING_H */