--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/rtp/srtpstack/inc/tsrtpstreamstatebase.h	Tue Feb 02 01:03:15 2010 +0200
@@ -0,0 +1,57 @@
+/*
+* 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