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

/*

 * Copyright (c) 2007 INRIA

 * All rights reserved.

 *

 * 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 UDP_IMPL_H

#define UDP_IMPL_H

#include "ns3/udp.h"

#include "ns3/ptr.h"

namespace ns3 {

class UdpL4Protocol;

/**

 * \brief Object to create UDP socket instances 

 * \internal

 *

 * This class implements the API for UDP sockets.

 * It is a socket factory (deriving from class SocketFactory) and can

 * also hold global variables used to initialize newly created sockets, 

 * such as values that are set through the sysctl or proc interfaces in Linux.

 */

class UdpImpl : public Udp

{

public:

  virtual ~UdpImpl ();

  /**

   * \brief Implements a method to create a UdpImpl-based socket and return

   * a base class smart pointer to the socket.

   * \internal

   *

   * \return smart pointer to Socket

   */

  virtual Ptr<Socket> CreateSocket (void);

protected:

  virtual void DoDispose (void);

private:

  Ptr<UdpL4Protocol> m_udp;

};

} // namespace ns3

#endif /* UDP_IMPL_H */