// Copyright (c) 2008-2010 Nokia Corporation and/or its subsidiary(-ies).

// All rights reserved.

// This component and the accompanying materials are made available

// under the terms of the License "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:

//

/**

 @file

 @internalTechnology

*/

inline void TMsDataMemMap::Reset()

    {

    iDataOffset = static_cast<TInt64>(0);

    iSize = static_cast<TUint64>(0);

    }

inline TUint32 TMsDataMemMap::BlockLength() const

    {

    return iSectorSize;

    }

inline TUint64 TMsDataMemMap::DataSize() const

    {

    return iSize - iDataOffset;

    }

inline void TMsDataMemMap::InitDataArea(TUint32 aFirstDataSector, TUint32 aNumSectors, TUint32 aSectorSize)

	{

	iSectorSize = aSectorSize;

	iFormatSectorShift = 0;

	while(aSectorSize)

		{

		++iFormatSectorShift;

		aSectorSize >>= 1;

		}

	iDataOffset = static_cast<TInt64>(aFirstDataSector) * iSectorSize;

	iSize = static_cast<TInt64>(aNumSectors) * iSectorSize;

	}

inline void TMsDataMemMap::InitDataArea(TUint64 aSize)

    {

    iSize = aSize - iDataOffset;

    }

inline TInt64 TMsDataMemMap::GetDataPos(TInt64 aPos) const

    {

    return aPos + iDataOffset;

    }

inline TInt TMsDataMemMap::FormatSectorShift() const

	{

	return iFormatSectorShift;

	}