diff -r d57b86b1867a -r dc268b18d709 userlibandfileserver/fileserver/smassstorage/massstorageutil.cpp --- a/userlibandfileserver/fileserver/smassstorage/massstorageutil.cpp Mon Sep 13 15:16:07 2010 +0100 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 @@ -1,62 +0,0 @@ -// 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 -*/ - -#include -#include - -/** -Returns ETrue if aNum is a power of two -*/ -GLDEF_C TBool IsPowerOfTwo(TInt aNum) - { - - if (aNum==0) - return(EFalse); - - while(aNum) - { - if (aNum & 0x01) - { - if (aNum>>1) - return EFalse; - break; - } - aNum>>=1; - } - return ETrue; - } - -/** -Returns the position of the highest bit in aNum or -1 if aNum == 0 -*/ -GLDEF_C TInt Log2(TInt aNum) - { - - TInt res=-1; - while(aNum) - { - res++; - aNum>>=1; - } - return(res); - } -