/*

* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of "Eclipse Public License v1.0"

* which accompanies this distribution, and is available

* at the URL "http://www.eclipse.org/legal/epl-v10.html".

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

*

* Description:  Local TCP connection for emulator testing

*

*/

#ifndef CLOCALHOSTCONNECTION_H

#define CLOCALHOSTCONNECTION_H

//  INCLUDES

#include <e32base.h>

#include <es_sock.h>

//#include "MSocket.h"

#include "MHostConnection.h"

#include <in_sock.h>

// DATA TYPES

enum TLocalConnState

    {

    ELCStateDisconnected = 0,

    ELCStateConnecting,

    ELCStateConnected,

    ELCStateDisconnecting

    };

// FORWARD DECLARATIONS

class MHostConnectionObserver;

// CLASS DECLARATION

/**

*  Local TCP connection for emulator testing.

*  Due to problematic testing of bluetooth connections in emulator

*  this class is used to simulate the connection to local TCP port instead.

*  There must be running TCP port listener when connecting with this class.

*/

NONSHARABLE_CLASS( CLocalHostConnection ) : public CActive,

    public MHostConnection

    {

    public:  // Constructors and destructor

        /**

        * Factory function.

        * @param aSocketServer Opened Socket server session

        * @param aPort Port to connect.

        * @return New CLocalHostConnection instance.

        */

        static CLocalHostConnection* NewL(

            RSocketServ& aSocketServer, TInt aPort );

        /**

        * Factory function.

        * @param aSocketServer Opened Socket server session

        * @param aPort Port to connect.

        * @return New CLocalHostConnection instance.

        */

        static CLocalHostConnection* NewLC(

            RSocketServ& aSocketServer, TInt aPort );

        /**

        * Destructor.

        */

        ~CLocalHostConnection();

    public: // Functions from MHostConnection

        /**

        * Starts connecting procedure to host.

        */

        void IssueConnectL();

        /**

        * Starts disconnection procedure.

        */

        void IssueDisconnect();

        /**

        * Sets observer.

        * @param aObserver Pointer to observer.

        */

        void SetObserver( MHostConnectionObserver* aObserver );

        /**

        * @return Connection state.

        */

        TBool IsConnected();

        /**

        * @return Pointer to current RSocket object. The ownership always

        * remains in this class.

        */

        RSocket* Socket();

    public: // Functions from base classes

        /**

        * From CActive. Pending request has been completed.

        */

        void RunL();

        /**

        * From CActive. Pending request has been cancelled.

        */

        void DoCancel();

        /**

        * From CActive. RunL has leaved.

        */

        TInt RunError( TInt aError );

    public: // New methods

        /**

        * Returns the port number of this connection

        * @return Port number

        */

        TInt Port();

    private:

        /**

        * Default constructor.

        */

        CLocalHostConnection( RSocketServ& aSocketServer, TInt aPort );

        /**

        * 2nd phase constructor.

        */

        void ConstructL();

    private:    // Data

        MHostConnectionObserver* iObserver;

        RSocketServ& iSocketServer;

        RSocket iClientSocket;

        TInetAddr iAddr;

        TLocalConnState iState;

    };

#endif      // CLOCALHOSTCONNECTION_H

// End of File