--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/contentmgmt/cafstreamingsupport/inc/protectedstreamdesc.h	Mon Mar 15 12:46:43 2010 +0200
@@ -0,0 +1,90 @@
+// Copyright (c) 2007-2009 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:
+//
+
+/**
+ @file
+ @publishedPartner
+ @released
+*/
+
+#ifndef PROTECTEDSTREAMDESC_H
+#define PROTECTEDSTREAMDESC_H
+
+#include <e32base.h>
+
+// Should be removed if and when direct TInetAddr usage is removed.
+#include <in_sock.h>
+
+class TInetAddr;
+
+class RSubConnection;
+
+namespace StreamAccess
+	{
+
+	class CKeyStreamSink;
+	/**
+	Represents parameters for the protected stream. Specific subclasses of this interface are used to define parameters relevant to
+	the protection layer. 
+	Instances of this interface are created by the clients of the consumer interface before calling CKeyStreamDecoder::NewL
+	*/
+	class CProtectedStreamDesc : public CBase
+		{
+	public:
+		/**
+ 		Instantiates the correct implementation of key stream sink. Should be used for creating the binding between
+		the short-term key stream that delivers the decryption keys for the traffic and the protocol which protects the
+		traffic itself, e.g. IPSec, ISMACryp	
+		*/
+		virtual CKeyStreamSink* CreateKeyStreamSinkLC() const = 0;
+		virtual ~CProtectedStreamDesc() {}
+		};
+
+	/**
+	Represents a media stream protected by IPSec. 
+	@see StreamAccess::CProtectedStreamDesc
+	*/
+	NONSHARABLE_CLASS(CIpSecProtectedStreamDesc) : public CProtectedStreamDesc
+		{
+	public:		
+		/**
+		Create a description of media stream protected by IPSec. 
+		
+		@param aSourceAddr Source connection address.
+		@param aTargetAddr Target connection address.
+		@return New CIpSecProtectedStreamDesc instance		
+		
+		*/
+		IMPORT_C static CIpSecProtectedStreamDesc* NewLC(const TInetAddr& aSourceAddr, const TInetAddr& aTargetAddr);
+			
+		/**
+		@see CProtectedStreamDesc::CreateKeyStreamSinkLC()
+		*/		
+		IMPORT_C CKeyStreamSink* CreateKeyStreamSinkLC() const;		
+		
+		//Destructor
+		~CIpSecProtectedStreamDesc();
+		
+	private:
+		CIpSecProtectedStreamDesc(const TInetAddr& aSourceAddr, const TInetAddr& aTargetAddr);
+		
+	private:	
+		TInetAddr iSourceAddr;
+		TInetAddr iTargetAddr;
+		
+		};
+	} // namespace StreamAccess
+#endif // PROTECTEDSTREAMDESC_H
+