/*

* 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