packetaddress.h

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/*
 *  $Id: packetaddress.h 1285 2011-12-18 13:25:14Z dreibh $
 *
 * SocketAPI implementation for the sctplib.
 * Copyright (C) 2005-2012 by Thomas Dreibholz
 *
 * Realized in co-operation between
 * - Siemens AG
 * - University of Essen, Institute of Computer Networking Technology
 * - University of Applied Sciences, Muenster
 *
 * Acknowledgement
 * This work was partially funded by the Bundesministerium fuer Bildung und
 * Forschung (BMBF) of the Federal Republic of Germany (Foerderkennzeichen 01AK045).
 * The authors alone are responsible for the contents.
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.

 * 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, see <http://www.gnu.org/licenses/>.
 *
 * Contact: discussion@sctp.de
 *          dreibh@iem.uni-due.de
 *          tuexen@fh-muenster.de
 *
 * Purpose: Packet address implementation
 *
 */


#ifndef PACKETADDRESS_H
#define PACKETADDRESS_H


#include "tdsystem.h"
#include "strings.h"
#include "socketaddress.h"


#if (SYSTEM == OS_Linux)

#include <linux/if.h>



class PacketAddress : virtual public SocketAddress
{
   // ====== Constructors/Destructor ========================================
   public:
   PacketAddress();

   PacketAddress(const PacketAddress& address);

   PacketAddress(const String& name);

   PacketAddress(const sockaddr* address, cardinal length);

   ~PacketAddress();


   // ====== Initialization =================================================
   void reset();

   SocketAddress* duplicate() const;

   void init(const PacketAddress& address);

   void init(const String& name);

   inline PacketAddress& operator=(const PacketAddress& source);


   // ====== Address functions ==============================================
   bool isValid() const;

   integer getFamily() const;

   String getAddressString(const cardinal format = PF_Default) const;

   inline bool isNull() const;


   // ====== getPort() dummy ================================================
   card16 getPort() const;

   void setPort(const card16 port);


   // ====== Get/set system sockaddr structure ==============================
   cardinal getSystemAddress(sockaddr*       buffer,
                             const socklen_t length,
                             const cardinal  type) const;

   bool setSystemAddress(const sockaddr* address, const socklen_t length);


    // ====== Comparision operators =========================================
   int operator==(const PacketAddress& address) const;

   inline int operator!=(const PacketAddress& address) const;

   int operator<(const PacketAddress& address) const;

   inline int operator<=(const PacketAddress& address) const;

   int operator>(const PacketAddress& address) const;

   inline int operator>=(const PacketAddress& address) const;


   // ====== Private data ===================================================
   private:
   static const cardinal MaxNameLength = IFNAMSIZ - 1;

   char Name[MaxNameLength + 1];
};


#include "packetaddress.icc"


#endif


#endif