serversession.h

Go to the documentation of this file.

/*
 * serversession.h,v 1.29 2004/01/06 17:05:41 mattid Exp
 *
 * COBAIN - Communications API for EPOC Environments
 * Copyright (C) 2002-2003 Matti Dahlbom, Matti Kokkola
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * This library 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
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 *
 * Contact: Matti Dahlbom <matti@777-team.org>
 *          Matti Kokkola <matti.kokkola@iki.fi>
 */

#ifndef __SERVERSESSION_H
#define __SERVERSESSION_H

#include <e32svr.h>

#include "cobainserver.h"
#include "bluetoothcommunicator.h"

// panic category and error codes
_LIT(KSessionPanic, "Server Session");

const TInt KErrSessionBase = -14040;
const TInt KErrSessionBadSocketTableIndex = KErrSessionBase - 2;
const TInt KErrSessionTryingToAllocListeningCon = KErrSessionBase - 3;
const TInt KErrSessionTryingToDeallocListeningCon = KErrSessionBase - 4;
const TInt KErrSessionConnectionNotFoundInGet = KErrSessionBase - 5;
//const TInt KErrSessionConnectionNotFoundInDealloc = KErrSessionBase - 6;

// How many open sockets there can be per client thread
// (i.e. per server session)
const TInt KMaxSocketCount = 8;

// forward declarations
class CConcreteConnection;
//class CReceiveSession;

typedef TSglQue<CConcreteConnection> ConnectionQueue;

class CServerSession : public CSession 
{
    public:
        static CServerSession* NewL(RThread& aClient, 
                                    CCobainServer* aServer);
    
        void ServiceL(const RMessage& aMessage);

        void SetPeerList(TPeerDataList *aPeerList);

        static void PanicClient(const RMessage& aMessage, 
                                CCobainServer::TServerPanic aPanic);

        // connection management
        void DeallocateConnection(CConcreteConnection *aConnection);
        TInt AllocateConnection(CConcreteConnection *aConnection);
        CConcreteConnection* GetConnection(TInt id);
        
    private:
        CServerSession(RThread& aClient, CCobainServer* aServer/*,
                       CObjectCon* aSubsessionContainer*/);
        void ConstructL();
        ~CServerSession();

        // ServiceL() handlers
        void GetNumPeersL(const RMessage& aMessage);
        void GetPeer(const RMessage& aMessage);
        void Send(const RMessage &aMessage);
        void Receive(const RMessage& aMessage);
        void CancelReceive(const RMessage &aMessage);
        void StartListen(const RMessage& aMessage);
        void AbortListen(const RMessage& aMessage);
        void GetIncomingConnection(const RMessage& aMessage);
        void ConnectL(const RMessage &aMessage);
        void CloseSocket(const RMessage &aMessage);

        // Array for concrete sockets
        CConcreteConnection *iConnections[KMaxSocketCount];

        CBTCommunicator *iBTCommunicator;

        TPeerDataList *iPeerList;
        CCobainServer* iServer;

        // listening connection
        CConcreteConnection *iListeningConnection; // not owned resource
};

#endif

---