/*

* Copyright (c) 2005 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:    Base class for SRTP stream states

*

*/

#ifndef TSRTPSTREAMSTATEBASE_H

#define TSRTPSTREAMSTATEBASE_H

// INCLUDES

#include <e32std.h>

// FORWARD DECLARATIONS

class MSRTPCryptoHandlerContext;

class MSRTPCryptoHandlerContextRTP;

class MSRTPCryptoHandlerContextRTCP;

// CLASS DECLARATION

class TSRTPStreamStateBase

	{

	protected:	// Constructors and destructor

		TSRTPStreamStateBase(MSRTPCryptoHandlerContextRTP& aCryptoHandlerRTPContext,

		                MSRTPCryptoHandlerContextRTCP& aCryptoHandlerRTCPContext);

	public: // Constructors

		/// Default constructor. Not implemented.

		TSRTPStreamStateBase();

	protected: // Data

	    /*

	    * interface for this incoming or outgoing stream to 

	    * RTP-specific crypto handling operations

	    */

		MSRTPCryptoHandlerContextRTP& iCryptoHandlerRTPContext;

	    /*

	    * interface for this incoming or outgoing stream to 

	    * RTCP-specific crypto handling operations

	    */

		MSRTPCryptoHandlerContextRTCP& iCryptoHandlerRTCPContext;		

	};

#endif // TSRTPStreamStateBase_H