// 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 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:

// Utility functions for the Mass Storage file system.

// 

//

/**

 @file

 @internalTechnology

 Indicates if a number passed in is a power of two

 @param aNum number to be tested

 @return Flag to indicate the result of the test

*/

GLREF_C TBool IsPowerOfTwo(TInt aNum);

/**

Calculates the log2 of a number

@param aNum Number to calulate the log two of

@return The log two of the number passed in

*/

GLREF_C TInt Log2(TInt aNum);