--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/rtp/srtpstack/inc/msrtpencryption.h Tue Feb 02 01:03:15 2010 +0200
@@ -0,0 +1,43 @@
+/*
+* Copyright (c) 2004 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: Provides an abstract class for ecryption operations
+*
+*/
+
+
+
+
+#ifndef __MSRTP_ENCRYPTION_H__
+#define __MSRTP_ENCRYPTION_H__
+
+#include <e32base.h>
+
+class MSRTPEncryption
+ {
+ public:
+ /**
+ * This function is called by SRTP for cipher operation
+ * regardless of the algorithm, the default is AESCM-128
+ * Produces key stream and performs an XOR operation for the plain text
+ * @param aKey Input key.
+ * @param aIV Integer Value (IV).
+ * Returns HBufC8* decrypted/encrypted source
+ */
+ virtual HBufC8* EncryptL(const TDesC8& aKey,
+ const TDesC8& aIV,
+ const TDesC8& aSrc ) = 0;
+ virtual ~MSRTPEncryption() { };
+ };
+
+#endif // __MSRTP_ENCRYPTION_H__