ipv4-end-point-demux.h

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/*
 * Copyright (c) 2005 INRIA
 *
 * 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: Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
 */
 
#ifndef IPV4_END_POINT_DEMUX_H
#define IPV4_END_POINT_DEMUX_H
 
#include "ipv4-interface.h"
 
#include "ns3/ipv4-address.h"
 
#include <list>
#include <stdint.h>
 
namespace ns3
{
 
class Ipv4EndPoint;
 
class Ipv4EndPointDemux
{
  public:
    typedef std::list<Ipv4EndPoint*> EndPoints;
 
    typedef std::list<Ipv4EndPoint*>::iterator EndPointsI;
 
    Ipv4EndPointDemux();
    ~Ipv4EndPointDemux();
 
    EndPoints GetAllEndPoints();
 
    bool LookupPortLocal(uint16_t port);
 
    bool LookupLocal(Ptr<NetDevice> boundNetDevice, Ipv4Address addr, uint16_t port);
 
    EndPoints Lookup(Ipv4Address daddr,
                     uint16_t dport,
                     Ipv4Address saddr,
                     uint16_t sport,
                     Ptr<Ipv4Interface> incomingInterface);
 
    Ipv4EndPoint* SimpleLookup(Ipv4Address daddr,
                               uint16_t dport,
                               Ipv4Address saddr,
                               uint16_t sport);
 
    Ipv4EndPoint* Allocate();
 
    Ipv4EndPoint* Allocate(Ipv4Address address);
 
    Ipv4EndPoint* Allocate(Ptr<NetDevice> boundNetDevice, uint16_t port);
 
    Ipv4EndPoint* Allocate(Ptr<NetDevice> boundNetDevice, Ipv4Address address, uint16_t port);
 
    Ipv4EndPoint* Allocate(Ptr<NetDevice> boundNetDevice,
                           Ipv4Address localAddress,
                           uint16_t localPort,
                           Ipv4Address peerAddress,
                           uint16_t peerPort);
 
    void DeAllocate(Ipv4EndPoint* endPoint);
 
  private:
    uint16_t AllocateEphemeralPort();
 
    uint16_t m_ephemeral;
 
    uint16_t m_portLast;
 
    uint16_t m_portFirst;
 
    EndPoints m_endPoints;
};
 
} // namespace ns3
 
#endif /* IPV4_END_POINTS_H */