rtp/srtpstack/inc/tsrtpstreaminstatenormal.h
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Tue, 02 Feb 2010 01:03:15 +0200
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/*
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* Copyright (c) 2005 Nokia Corporation and/or its subsidiary(-ies).
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* All rights reserved.
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* This component and the accompanying materials are made available
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* under the terms of "Eclipse Public License v1.0"
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* which accompanies this distribution, and is available
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* at the URL "http://www.eclipse.org/legal/epl-v10.html".
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*
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* Initial Contributors:
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* Nokia Corporation - initial contribution.
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*
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* Contributors:
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*
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* Description:    "Normal" state for incoming SRTP stream.
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*
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*/
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#ifndef TSRTPSTREAMINSTATENORMAL_H
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#define TSRTPSTREAMINSTATENORMAL_H
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// INCLUDES
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#include "tsrtpstreaminstatebase.h"
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// FORWARD DECLARATIONS
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class MSRTPCryptoHandlerContext;
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class MSRTPCryptoHandlerContextRTP;
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// CLASS DECLARATION
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class TSRTPStreamInStateNormal : public TSRTPStreamInStateBase
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	{
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	public:	// Constructors
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		TSRTPStreamInStateNormal(MSRTPStreamInContext& aStreamContext,
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		    MSRTPCryptoHandlerContextRTP& aCryptoHandlerRTPContext,
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		    MSRTPCryptoHandlerContextRTCP& aCryptoHandlerRTCPContext);		
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	public: // From TSRTPStreamInStateBase
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        /**
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        * Unprotect encrypted RTP packet in "normal" state.
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        * @param aPacket encrypted packet
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        * @leave KErrNone if success, system-wide error code otherwise        
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        * @return HBufC8* decrypted packet
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        */                              
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        HBufC8* DoUnprotectSrtpL(const TDesC8& aPacket);
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        /**
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        * Unprotect encrypted RTCP packet in "normal" state.
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        * @param aPacket encrypted packet
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        * @leave KErrNone if success, system-wide error code otherwise        
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        * @return HBufC8* decrypted packet
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        */                              
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        HBufC8* DoUnprotectSrtcpL(const TDesC8& aPacket);
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	private: // Constructors
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		/// Default constructor. Not implemented.
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		TSRTPStreamInStateNormal();
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	};
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#endif // TSRTPStreamInStateNormal_H