/*

* Copyright (c) 2007 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of the License "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:    Class for sending a punch packet*

*/

#ifndef __CCRPUNCHPACKRTSENDER_H

#define __CCRPUNCHPACKRTSENDER_H

// INCLUDES

#include <e32base.h>

#include "CCRSock.h"

// CONSTANTS

// None

// MACROS

// None

// DATA TYPES

// None

// FORWARD DECLARATIONS

class CCRConnection; 

class CAsyncCallBack;

class CCRRtspPacketSource;

// CLASS DECLARATION

/**

*  Class that punches holes to firewall.

*

*  @lib CommonRecordingEngine.lib

*  @since Series 60 3.0

*/

class CCRPunchPacketSender : public CBase, public MCRSockObserver

    {

public: // Constructors and destructor

    /**

    * Two-phased constructor.

    * @return CCRPunchPacketSender pointer to CCRPunchPacketSender class

    */

    static CCRPunchPacketSender* NewL( RConnection& aConnection, 

                                       RSocketServ& aSockServer, 

                                       TInetAddr& aFromAddr, 

                                       TInetAddr& aRemoteAddr , 

                                       TUint32 aMySSRC,

                                       CCRRtspPacketSource& aOwner );

    /**

    * Destructor.

    */

    virtual ~CCRPunchPacketSender( );

private: // Methods from base classes

    /**

    * From MCRSockObserver.

    * This method is called after some data has been received  from socket.

    * @since Series 60 3.0

    * @param aData is descriptor containing the data received. 

    *        ownership of data is not passed via this call.

    * @return none.

    */

    void DataReceived( TInt aSockId,

                       const TDesC8 &aData );

    /**

    * From MCRSockObserver.

    * This method is called after status of socket changes.

    * @since Series 60 3.0

    * @param aStatus is sock status.

    * @return none.

    */

    void SockStatusChange( TInt aSockId,

                           CCRSock::TCRSockStatus aStatus,

                           TInt aError );

private:

    /**

    * Default constructor.

    * @param aConnection a connection.

    * @param aSockServer a socket server.

    * @param aFromAddr a address.

    * @param aRemoteAddr

    * @param aMySSRC

    * @param aOwner

    */

    CCRPunchPacketSender( RConnection& aConnection, 

                          RSocketServ& aSockServer,

                          TInetAddr& aFromAddr, 

                          TInetAddr& aRemoteAddr , 

                          TUint32 aMySSRC,

                          CCRRtspPacketSource& aOwner ); 

    /** 

    * 2nd phase constructor 

    */

    void ConstructL();

private: // new methods

    /**

    * Method that is called when this instace is finishing business.

    * @since Series 60 3.0

    * @param aSelf

    * @return TInt

    */

    static TInt CleanupCallBack ( TAny* aSelf ); 

private: // Data types

    /**

    * Connection.

    */

    RConnection& iConnection; 

    /**

    * Socket server.

    */

    RSocketServ& iSockServer;

    /**

    * Socket 1.

    */

    CCRSock* iSock1;

    /**

    * Socket 2

    */

    CCRSock* iSock2;

    /**

    * Address.

    */

    TInetAddr iFromAddr;

    /**

    * Remote address.

    */

    TInetAddr iRemoteAddr;

    /**

    * Sender report.

    */

    TUint32 iMySSRC;

    /**

    * Owner.

    */

    CCRRtspPacketSource& iOwner; 

    /**

    * Asyncronic cleanup.

    */

    CAsyncCallBack* iCleanUp; 

    /**

    * Socket 1 state.

    */

    TBool iSentViaSock1; 

    /**

    * Socket 2 state.

    */

    TBool iSentViaSock2;         

    };

#endif // __CCRPUNCHPACKRTSENDER_H

// End of file