rtp/srtpstack/inc/tsrtpstreaminstatelatebind.h
changeset 0 307788aac0a8
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/rtp/srtpstack/inc/tsrtpstreaminstatelatebind.h	Tue Feb 02 01:03:15 2010 +0200
@@ -0,0 +1,65 @@
+/*
+* 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:    "Late binding" state for incoming SRTP stream. 
+*                 In this state, the stream reads SSRC value from packet
+*                 and it becomes "official" SSRC value for this stream.
+*
+*/
+
+
+
+
+#ifndef TSRTPSTREAMINSTATELATEBIND_H
+#define TSRTPSTREAMINSTATELATEBIND_H
+
+// INCLUDES
+#include "tsrtpstreaminstatebase.h"
+
+// FORWARD DECLARATIONS
+class MSRTPCryptoHandlerContext;
+
+// CLASS DECLARATION
+class TSRTPStreamInStateLateBind : public TSRTPStreamInStateBase
+	{
+	public:	// Constructors
+
+		TSRTPStreamInStateLateBind(MSRTPStreamInContext& aStreamContext,
+		    MSRTPCryptoHandlerContextRTP& aCryptoHandlerRTPContext,
+		    MSRTPCryptoHandlerContextRTCP& aCryptoHandlerRTCPContext);
+
+	public: // From TSRTPStreamInStateBase
+		
+        /**
+        * Unprotect encrypted RTP packet in "late binding" state.
+        * @param aPacket encrypted packet
+        * @leave KErrNone if success, system-wide error code otherwise        
+        * @return HBufC8* decrypted packet
+        */                              
+        HBufC8* DoUnprotectSrtpL(const TDesC8& aPacket);
+
+        /**
+        * Unprotect encrypted RTCP packet in "late binding" state.
+        * @param aPacket encrypted packet
+        * @leave KErrNone if success, system-wide error code otherwise        
+        * @return HBufC8* decrypted packet
+        */                              
+        HBufC8* DoUnprotectSrtcpL(const TDesC8& aPacket);
+
+	private: // Constructors
+
+		/// Default constructor. Not implemented.
+		TSRTPStreamInStateLateBind();
+	};
+
+#endif // TSRTPStreamInStateLateBind_H