Source: extsocketdescriptor.h


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/*
 *  $Id: extsocketdescriptor_h.html,v 1.4 2001/11/30 14:02:34 dreibh Exp $
 *
 * SCTP implementation according to RFC 2960.
 * Copyright (C) 1999-2001 by Thomas Dreibholz
 *
 * Realized in co-operation between Siemens AG
 * and University of Essen, Institute of Computer Networking Technology.
 *
 * 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 2
 * 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, write to the Free Software
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 *
 * There are two mailinglists available at www.sctp.de which should be used for
 * any discussion related to this implementation.
 *
 * Contact: discussion@sctp.de
 *          dreibh@exp-math.uni-essen.de
 *
 * Purpose: Extended Socket Descriptor
 *
 */


#ifndef EXTSOCKETDESCRIPTOR_H
#define EXTSOCKETDESCRIPTOR_H


#include "tdsystem.h"
#include "sctpsocket.h"
#include "sctpassociation.h"



namespace Coral {



// ###### ExtSocketDescriptor structure #####################################
struct ExtSocketDescriptor
{
   enum ExtSocketDescriptorTypes {
      ESDT_Invalid = 0,
      ESDT_System  = 1,
      ESDT_SCTP    = 2
   };

   unsigned int Type;

   union ExtSocketDescriptorUnion {
      int SystemSocketID;
      struct SCTP {
         int              Domain;
         int              Type;
         SCTPSocket*      SCTPSocketPtr;
         SCTPAssociation* SCTPAssociationPtr;
         int              Parent;
         int              Flags;
         sctp_initmsg     InitMsg;
         linger           Linger;
         bool             ConnectionOriented;
      } SCTPSocketDesc;
   } Socket;
};


// ###### Class for ExtSocketDescriptor management ##########################
class ExtSocketDescriptorMaster
{
   protected:
   ExtSocketDescriptorMaster();

   public:
   ~ExtSocketDescriptorMaster();

   public:
   inline static ExtSocketDescriptor* getSocket(const int id);
   static int setSocket(const ExtSocketDescriptor& newSocket);
   static const unsigned int MaxSockets = FD_SETSIZE;

   private:
   static ExtSocketDescriptorMaster MasterInstance;
   static ExtSocketDescriptor Sockets[MaxSockets];
};


}


#endif

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