/*

* Copyright (c) 2004-2007 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 CBTSDPADVERTISER_H

#define CBTSDPADVERTISER_H

#include <e32base.h>

#include <btsdp.h>

#include <btmanclient.h>

/**

* CBtSdpAdvertiser

* Base class for advertising service in the SDP database.

*/

NONSHARABLE_CLASS( CBtSdpAdvertiser ) : public CBase

    {

    public: // Constructors and destructor

        /**

        * ~CBtSdpAdvertiser()

        * Destroy the object, close all open handles

        * and remove the advertised service.

        */

        virtual ~CBtSdpAdvertiser();

        /**

        * StartAdvertisingL()

        * Start the advertising of this service

        * @param aPort the port being used by the service

        */

        void StartAdvertisingL( TInt aPort );

        /**

        * StopAdvertisingL()

        * Stop advertising this service. Remove the record

        * from the sdp database

        */

        void StopAdvertisingL();

        /**

        * IsAdvertising()

        * Does the SDP database contain a record for this service

        * @return ETrue whether the service is being advertised

        */

        TBool IsAdvertising();

        /**

        * UpdateAvailabilityL()

        * Update the service availability field of the service record

        * @param aIsAvailable ETrue is the service is not busy.

        */

        void UpdateAvailabilityL( TBool aIsAvailable );

    protected:  // Constructor

        /**

        * CBtSdpAdvertiser()

        * Construct this object

        */

        CBtSdpAdvertiser();

        /**

        * BuildProtocolDescriptionL()

        * Builds the protocol description

        * @param aProtocolDescriptor the protocol descriptor

        * @param aPort the service port

        */

        virtual void BuildProtocolDescriptionL(

            CSdpAttrValueDES* aProtocolDescriptor, TInt aPort ) = 0;

        /**

        * ServiceClass()

        * @return the service class

        */

        virtual TUint ServiceClass() = 0;

        /**

        * ServiceName()

        * @return the service name

        */

        virtual const TDesC& ServiceName() = 0;

        /**

        * ServiceDescription()

        * @return the service description

        */

        virtual const TDesC& ServiceDescription() = 0;

    private:

        /**

        * ConnectL

        * Connect to the SDP database

        */

        void ConnectL();

    private:    //data

        /** iSdpSession a handle to the SDP session */

        RSdp iSdpSession;

        /** iSdpDatabase a connection to the SDP database */

        RSdpDatabase iSdpDatabase;

        /**iRecord the record handle of the service

        record for this server

        */

        TSdpServRecordHandle iRecord;

        /**iRecordState the current record state - change number */

        TInt iRecordState;

        /** iIsConnected has a connection been made to the SDP Database */

        TBool iIsConnected;

    };

#endif // CBTSDPADVERTISER_H

// End of File