--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/backupandrestore/backupengine/src/sbencryptimpl.cpp	Tue Feb 02 01:11:40 2010 +0200
@@ -0,0 +1,104 @@
+// Copyright (c) 2004-2009 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:
+// Implementation of CSecureBURKeySourceImpl
+// 
+//
+
+/**
+ @file
+*/
+#include "sbencryptimpl.h"
+
+// If you want this code to actually test encryption then uncomment the next line
+//#define __TEST_ENCRYPTION__
+
+namespace conn
+	{
+	/**
+	Symbian OS constructor
+	*/
+    CSecureBURKeySourceImpl* CSecureBURKeySourceImpl::NewL()
+    	{
+    	CSecureBURKeySourceImpl* pSelf = new(ELeave) CSecureBURKeySourceImpl();
+    	return pSelf;
+    	}
+    
+    /**
+    Standard C++ constructor 
+    */
+    CSecureBURKeySourceImpl::CSecureBURKeySourceImpl()
+    	{
+    	}
+    
+    /**
+    Standard C++ destructor
+    */
+    CSecureBURKeySourceImpl::~CSecureBURKeySourceImpl()
+    	{
+    	}
+
+	/**
+	See sbencrypt.h
+	*/
+    void CSecureBURKeySourceImpl::GetDefaultBufferForBackupL(TDriveNumber /*aDrive*/, 
+    														 TBool& aGotBuffer, 
+    														 TDes& /*aBuffer*/)
+    	{
+    	#ifdef __TEST_ENCRYPTION__
+    		_LIT(KTestBuffer, "TEST_BUFFER");
+    		
+    		aGotBuffer = ETrue;
+    		aBuffer = KTestBuffer;
+    	#else
+    		aGotBuffer = EFalse;
+    	#endif
+    	}
+    	
+	/**
+	See sbencrypt.h
+	*/
+    void CSecureBURKeySourceImpl::GetBackupKeyL(TDriveNumber /*aDrive*/, TSecureId /*aSID*/,
+                       							TBool& aDoEncrypt, TDes8& /*aKey*/,
+                       							TBool& aGotBuffer, TDes& /*aBuffer*/)
+    	{
+    	#ifdef __TEST_ENCRYPTION__
+    		_LIT(KTestBuffer, "TEST_BUFFER");
+    		
+    		aDoEncrypt = ETrue;
+    		aKey.AppendNum(aSID);
+    		aGotBuffer = ETrue;
+    		aBuffer = KTestBuffer;
+    	#else
+    		aDoEncrypt = EFalse;
+    		aGotBuffer = EFalse;
+    	#endif
+    	}
+    	
+	/**
+	See sbencrypt.h
+	*/
+    void CSecureBURKeySourceImpl::GetRestoreKeyL(TDriveNumber /*aDrive*/, TSecureId /*aSID*/, 
+                        						 TBool /*aGotBuffer*/, TDes& /*aBuffer*/,
+                        						 TBool &aGotKey, TDes8& /*aKey*/)
+    	{
+    	#ifdef __TEST_ENCRYPTION__
+    		aGotKey = ETrue;
+    		aKey.AppendNum(aSID);
+    	#else
+    		aGotKey = EFalse;
+    	#endif
+    	}
+
+	}
+