source: source/ariba/communication/modules/transport/protlib/assocdata.h@ 4987

/// ----------------------------------------*- mode: C++; -*--

/// @file assocdata.h

/// association data for signaling transport connnections

/// -- AssocData structure to store data of a signaling associaton

/// -- i.e., a socket-based signaling transport connection

/// ----------------------------------------------------------

/// $Id: assocdata.h 2872 2008-02-18 10:58:03Z bless $

/// $HeadURL: https://svn.ipv6.tm.uka.de/nsis/protlib/trunk/include/assocdata.h $

// ===========================================================

//

// Copyright (C) 2005-2007, all rights reserved by

// - Institute of Telematics, Universitaet Karlsruhe (TH)

//

// More information and contact:

// https://projekte.tm.uka.de/trac/NSIS

//

// 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; version 2 of the License

//

// 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.,

// 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.

//

// ===========================================================

#ifndef ASSOC_DATA_H

#define ASSOC_DATA_H



#include "address.h"



namespace protlib {



/**

  * @ingroup transport

  * @{

  */



typedef int socketfd_t; ///< socket type interface

typedef unsigned int associd_t; /// SCTP lib interface



/// association data, used to keep all necessary information

/// (socket, peer address, shutdown, touched) about a single connection

struct AssocData {

  AssocData(socketfd_t socketfd,

            const appladdress& peeraddress,

            const appladdress& ownaddress):

    socketfd(socketfd),

    assoc(0),

    peer(peeraddress),

    ownaddr(ownaddress),

    thread_ID(0),

    num_of_out_streams(0),

    shutdown(false),

    touched(true)

  {};



  AssocData(associd_t ass, const appladdress& ap, const appladdress& oa, uint32 streams)

    : socketfd(0),

      assoc(ass),

      peer(ap),

      ownaddr(oa),

      thread_ID(0),

      num_of_out_streams(streams),

      shutdown(false),

      touched(true)

  {};



  AssocData(associd_t ass, const char* apstr, protocol_t proto, port_t port, uint32 streams, bool& res)

    : socketfd(0),

      assoc(ass),

      peer(apstr,proto,port,&res),

      thread_ID(0),

      num_of_out_streams(streams),

      shutdown(false),

      touched(true)

  {};





  const socketfd_t socketfd; ///< socket of signaling transport connection

  const associd_t assoc; ///< required for SCTP



  const appladdress peer; ///< address of the signaling peer

  const appladdress ownaddr; ///< own endpoint address of the signaling connection



  pthread_t thread_ID; ///< related receiver thread



  const uint32 num_of_out_streams; ///< required for SCTP



  // shutdown: connection is being shutdown, shutdown

  // is not complete yet

  bool shutdown;

  // this is required for a second changce algorithm when cleaning up unused connections

  bool touched;

}; // end AssocData



//@}



} // end namespace protlib

#endif