/** @file

* Copyright (c) 2005-2006 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:  

*

*/

#ifndef CUPNPSSDPHANDLERUP_H

#define CUPNPSSDPHANDLERUP_H

// INCLUDES

#include <e32std.h>

#include <e32base.h>

#include "upnpssdphandlerbase.h"

#include "upnpmsearchtimer.h"

// CLASS DECLARATION

class CUpnpDeviceLibrary;

class CUpnpSsdpServer;

class CUpnpNotifyTimer;

// CONST DECLARATION

const TInt KMXTimeBuffer = 10;

// CLASS DECLARATION

/**

 *  CUpnpSsdpHandlerUp handles the state when ssdp servers   

 *  are up and running.

 */

class CUpnpSsdpHandlerUp : public CUpnpSsdpHandlerBase, 

                           public MUpnpNotifyTimerObserver

    {

public:

    // Constructors and destructor

    /**

     * Destructor.

     */

    ~CUpnpSsdpHandlerUp();

    /**

     * Two-phased constructor.

     */

    static CUpnpSsdpHandlerUp* NewL( MUpnpSsdpServerObserver& aSsdpServerObserver );

    /**

     * Starts two ssdp servers - unicast and multicast 

     * aSocketServ - reference to socket server session

     */

    virtual void StartL( RSocketServ& aSocketServ );

    /**

     * Stops two ssdp servers 

     */

    virtual void Stop();

    /**

     * Starts sending ssdp m-search messages

     * aSearchString - The SSDP search string, that is placed to the 

     *                 ST header of the SSDP message.

     * aMX - list of MX times for messages

     */            

    virtual void SsdpSearchL( const TDesC8& aSearchString, TDesC8& aMX );

    /**

     * Stops two ssdp servers 

     */

    virtual void AdvertiseDeviceL( TInt aLive,  CUpnpDeviceLibraryElement& aElement );

    /**

     * Informs if start method was performed

     */

    virtual TBool IsStarted();   

     /**

     * Method for address change event

     */    

    virtual void AddressChangeL( TInetAddr& aAddress );

    /**

     * Increments control point session count

     */    

    TInt AddLocalControlPoint( );

    /**

     * Decrements control point session count

     */    

    TInt RemoveLocalControlPoint( );

private: // from MUpnpNotifyTimerObserver

    void TimerEventL( CUpnpNotifyTimer* aTimer );

private:

    /**

     * Constructor for performing 1st stage construction

     */

    CUpnpSsdpHandlerUp( MUpnpSsdpServerObserver& aSsdpServerObserver );

    /**

     * EPOC default constructor for performing 2nd stage construction

     */

    void ConstructL();

    void ClearTimers();        

private:

    // Unicast SSDP server instance 

    CUpnpSsdpServer* iSsdpServer;

    // Multicast SSDP server instance 

    CUpnpSsdpServer* iMulticastSsdpServer;

	// timers array        

    RPointerArray<CUpnpMSearchTimer> iTimers;

    // Local control points counter 

    TInt iCPCounter;

    };

#endif // CUPNPSSDPHANDLERUP_H