/*

* Copyright (c) 2005-2008 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 TMMCScBkupDriveAndSize

*     

*

*/

#ifndef __TMMCSCBKUPDRIVEANDSIZE_H__

#define __TMMCSCBKUPDRIVEANDSIZE_H__

// System includes

#include <s32strm.h>

#include <f32file.h>

/**

*

* @since 3.0

*/

NONSHARABLE_CLASS(TMMCScBkupDriveAndSize)

    {

    public:

        /**

        * C++ default constructor

        */

        inline TMMCScBkupDriveAndSize() : iDrive( EDriveC ), iSize( 0 ) { }

        /**

        * C++ default constructor

        */

        inline TMMCScBkupDriveAndSize( TDriveNumber aDrive, TInt aSize ) : iDrive( aDrive), iSize( aSize ) { }

    public:

        /**

        * Internalize object from stream

        */

        void InternalizeL( RReadStream& aStream );

        /**

        * Externalize object to stream

        */

        void ExternalizeL( RWriteStream& aStream ) const;

    public: // API

        /**

        *

        */

        inline TInt64 Size() const { return iSize; }

        /**

        *

        */

        inline TDriveNumber Drive() const { return iDrive; }

        /**

        *

        */

        inline void SetSize( TInt64 aSize ) { iSize = aSize; }

        /**

        *

        */

        inline void AddToSize( TInt64 aAmount ) { iSize += aAmount; }

        /**

        *

        */

        inline void SetDrive( TDriveNumber aDrive ) { iDrive = aDrive; }

    private: // Internal enumerations

        enum

            {

            EStreamFormatVersion1 = 1

            //EStreamFormatVersion2 = 2 // If 64-bit handling will be supported in the future.

                                        // That will mean in practice a break in archive file format.

                                        // Change are also needed in TMMCScBkupArchiveVector class

                                        // to support larger than 2 GB files and data in it.

            };

    private: // Data members

        TDriveNumber iDrive;

        TInt64 iSize;

    };

#endif // __TMMCSCBKUPDRIVEANDSIZE_H__

//End of File