diff -r 000000000000 -r 6a9f87576119 filemanager/bkupengine/inc/MMMCScBkupArchiveDataInterface.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/filemanager/bkupengine/inc/MMMCScBkupArchiveDataInterface.h	Mon Jan 18 20:09:41 2010 +0200
@@ -0,0 +1,131 @@
+/*
+* Copyright (c) 2002 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: Declaration for MMMCScBkupArchiveDataInterface
+*     
+*
+*/
+
+#ifndef __MMMCSCBKUPARCHIVEDATAINTERFACE_H__
+#define __MMMCSCBKUPARCHIVEDATAINTERFACE_H__
+
+// System includes
+#include <e32std.h>
+#include <f32file.h>
+
+// User includes
+#include "TMMCScBkupArchiveVector.h"
+#include "MMCScBkupOperations.h"
+
+// Constants
+const TInt KMMCScBkupArchiveWriteStreamCurrentPos = -1;
+const TInt KMMCScBkupArchiveReadStreamCurrentPos = -1;
+
+/**
+*
+*
+* @since 3.0
+*/
+class MMMCScBkupArchiveDataInterface
+    {
+    public: // From MMMCScBkupArchiveDataInterface
+
+        /**
+        *
+        */
+        virtual RFs& ADIFsSession() const = 0;
+
+        /**
+        *
+        */
+        virtual RFile64& ADIRawArchiveFile() const = 0;
+
+        /**
+        *
+        */
+        virtual const TMMCScBkupArchiveVector& ADICurrentArchiveVectorInfo() const = 0;
+
+        /**
+        *
+        */
+        virtual const TMMCScBkupArchiveVector& ADIOverallArchiveVectorInfo() const = 0;
+
+        /**
+        *
+        */
+        virtual RWriteStream& ADIWriteStreamUncompressedLC( TInt aPos = KMMCScBkupArchiveWriteStreamCurrentPos ) = 0;
+
+        /**
+        *
+        */
+        virtual RReadStream& ADIReadStreamUncompressedLC( TInt aPos = KMMCScBkupArchiveReadStreamCurrentPos ) = 0;
+
+        /**
+        *
+        */
+        virtual const TMMCScBkupArchiveVector& ADIWriteL( const TDesC8& aData ) = 0;
+
+        /**
+        *
+        */
+        virtual const TMMCScBkupArchiveVector& ADIReadL( TDes8& aSink, const TMMCScBkupArchiveVector& aInfo ) = 0;
+
+        /**
+        *
+        */
+        virtual void ADIWriteFileL( const TDesC& aSourceFileName, TRequestStatus& aStatus ) = 0;
+
+        /**
+        *
+        */
+        virtual void ADIReadFileL( const TDesC& aDestinationFileName, const TMMCScBkupArchiveVector& aInfo, TRequestStatus& aStatus ) = 0;
+
+        /**
+        *
+        */
+        virtual void ADIWriteCompressedL( const TDesC8& aData, TRequestStatus& aStatus ) = 0;
+
+        /**
+        *
+        */
+        virtual void ADIReadDecompressedL( TDes8& aSink, const TMMCScBkupArchiveVector& aInfo, TRequestStatus& aStatus ) = 0;
+        
+        /**
+        *
+        */
+        virtual void ADIAsynchronousCancel() = 0;
+
+        /**
+        *
+        */
+        virtual void ADIResetResources(TMMCScBkupOperationType aType) = 0;
+
+#ifdef RD_FILE_MANAGER_BACKUP
+        /**
+        *
+        */
+        virtual void ADIActivateCrcCalculation(TBool aType) = 0;
+
+        /**
+        *
+        */
+        virtual TUint32 ADIArchiveCrc() = 0;
+#endif
+    };
+
+
+
+
+#endif // __MMMCSCBKUPARCHIVEDATAINTERFACE_H__
+
+//End of File