ipv6-static-routing.h

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/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
/*
 * Copyright (c) 2007-2009 Strasbourg University
 *
 * 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: Sebastien Vincent <vincent@clarinet.u-strasbg.fr>
 */

#ifndef IPV6_STATIC_ROUTING_H
#define IPV6_STATIC_ROUTING_H

#include <stdint.h>

#include <list>

#include "ns3/ptr.h"
#include "ns3/ipv6-address.h"
#include "ns3/ipv6.h"
#include "ns3/ipv6-header.h"
#include "ns3/ipv6-routing-protocol.h"

namespace ns3 {

class Packet;
class NetDevice;
class Ipv6Interface;
class Ipv6Route;
class Node;
class Ipv6RoutingTableEntry;
class Ipv6MulticastRoutingTableEntry;

class Ipv6StaticRouting : public Ipv6RoutingProtocol
{
public:
  static TypeId GetTypeId ();

  Ipv6StaticRouting ();

  virtual ~Ipv6StaticRouting ();

  void AddHostRouteTo (Ipv6Address dest, Ipv6Address nextHop, uint32_t interface, Ipv6Address prefixToUse = Ipv6Address ("::"), uint32_t metric = 0);

  void AddHostRouteTo (Ipv6Address dest, uint32_t interface, uint32_t metric = 0);

  void AddNetworkRouteTo (Ipv6Address network, Ipv6Prefix networkPrefix, Ipv6Address nextHop, uint32_t interface, uint32_t metric = 0);

  void AddNetworkRouteTo (Ipv6Address network, Ipv6Prefix networkPrefix, Ipv6Address nextHop, uint32_t interface, Ipv6Address prefixToUse, uint32_t metric = 0);

  void AddNetworkRouteTo (Ipv6Address network, Ipv6Prefix networkPrefix, uint32_t interface, uint32_t metric = 0);

  void SetDefaultRoute (Ipv6Address nextHop, uint32_t interface, Ipv6Address prefixToUse = Ipv6Address ("::"), uint32_t metric = 0);

  uint32_t GetNRoutes () const;

  Ipv6RoutingTableEntry GetDefaultRoute ();

  Ipv6RoutingTableEntry GetRoute (uint32_t i) const;

  uint32_t GetMetric (uint32_t index) const;

  void RemoveRoute (uint32_t i);

  void RemoveRoute (Ipv6Address network, Ipv6Prefix prefix, uint32_t ifIndex, Ipv6Address prefixToUse);

  void AddMulticastRoute (Ipv6Address origin, Ipv6Address group, uint32_t inputInterface, std::vector<uint32_t> outputInterfaces);

  void SetDefaultMulticastRoute (uint32_t outputInterface);

  uint32_t GetNMulticastRoutes () const;

  Ipv6MulticastRoutingTableEntry GetMulticastRoute (uint32_t i) const;

  bool RemoveMulticastRoute (Ipv6Address origin, Ipv6Address group, uint32_t inputInterface);

  void RemoveMulticastRoute (uint32_t i);

  bool HasNetworkDest (Ipv6Address dest, uint32_t interfaceIndex);

  virtual Ptr<Ipv6Route> RouteOutput (Ptr<Packet> p, const Ipv6Header &header, Ptr<NetDevice> oif, Socket::SocketErrno &sockerr);

  virtual bool RouteInput  (Ptr<const Packet> p, const Ipv6Header &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, Ipv6InterfaceAddress address);
  virtual void NotifyRemoveAddress (uint32_t interface, Ipv6InterfaceAddress address);
  virtual void NotifyAddRoute (Ipv6Address dst, Ipv6Prefix mask, Ipv6Address nextHop, uint32_t interface, Ipv6Address prefixToUse = Ipv6Address::GetZero ());
  virtual void NotifyRemoveRoute (Ipv6Address dst, Ipv6Prefix mask, Ipv6Address nextHop, uint32_t interface, Ipv6Address prefixToUse = Ipv6Address::GetZero ());
  virtual void SetIpv6 (Ptr<Ipv6> ipv6);

  virtual void PrintRoutingTable (Ptr<OutputStreamWrapper> stream) const;

protected:
  virtual void DoDispose ();

private:
  typedef std::list<std::pair <Ipv6RoutingTableEntry *, uint32_t> > NetworkRoutes;
  typedef std::list<std::pair <Ipv6RoutingTableEntry *, uint32_t> >::const_iterator NetworkRoutesCI;
  typedef std::list<std::pair <Ipv6RoutingTableEntry *, uint32_t> >::iterator NetworkRoutesI;

  typedef std::list<Ipv6MulticastRoutingTableEntry *> MulticastRoutes;
  typedef std::list<Ipv6MulticastRoutingTableEntry *>::const_iterator MulticastRoutesCI;
  typedef std::list<Ipv6MulticastRoutingTableEntry *>::iterator MulticastRoutesI;

  Ptr<Ipv6Route> LookupStatic (Ipv6Address dest, Ptr<NetDevice> = 0);

  Ptr<Ipv6MulticastRoute> LookupStatic (Ipv6Address origin, Ipv6Address group, uint32_t ifIndex);

  Ipv6Address SourceAddressSelection (uint32_t interface, Ipv6Address dest);

  NetworkRoutes m_networkRoutes;

  MulticastRoutes m_multicastRoutes;

  Ptr<Ipv6> m_ipv6;
};

} /* namespace ns3 */

#endif /* IPV6_STATIC_ROUTING_H */