diff -r 641f389e9157 -r a71299154b21 crypto/weakcrypto/source/symmetric/des.inl --- a/crypto/weakcrypto/source/symmetric/des.inl Tue Aug 31 17:00:08 2010 +0300 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 @@ -1,76 +0,0 @@ -/* -* Copyright (c) 2003-2009 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: -* -*/ - - -#ifndef __DES_INL__ -#define __DES_INL__ - -inline void IPerm(TUint32& left, TUint32& right) - { - TUint32 work; - - right = rotlFixed(right, 4U); - work = (left ^ right) & 0xf0f0f0f0; - left ^= work; - right = rotrFixed(right^work, 20U); - work = (left ^ right) & 0xffff0000; - left ^= work; - right = rotrFixed(right^work, 18U); - work = (left ^ right) & 0x33333333; - left ^= work; - right = rotrFixed(right^work, 6U); - work = (left ^ right) & 0x00ff00ff; - left ^= work; - right = rotlFixed(right^work, 9U); - work = (left ^ right) & 0xaaaaaaaa; - left = rotlFixed(left^work, 1U); - right ^= work; - } - -inline void FPerm(TUint32& left, TUint32& right) - { - TUint32 work; - - right = rotrFixed(right, 1U); - work = (left ^ right) & 0xaaaaaaaa; - right ^= work; - left = rotrFixed(left^work, 9U); - work = (left ^ right) & 0x00ff00ff; - right ^= work; - left = rotlFixed(left^work, 6U); - work = (left ^ right) & 0x33333333; - right ^= work; - left = rotlFixed(left^work, 18U); - work = (left ^ right) & 0xffff0000; - right ^= work; - left = rotlFixed(left^work, 20U); - work = (left ^ right) & 0xf0f0f0f0; - right ^= work; - left = rotrFixed(left^work, 4U); - } - -inline void ReverseKeySchedule(TUint32* aKey) - { - TInt i = 0; - for (; i<16; i+=2) - { - TClassSwap((*(aKey+i)), (*(aKey+(32-2-i)))); - TClassSwap((*(aKey+i+1)), (*(aKey+(32-1-i)))); - } - } - -#endif //__DES_INL__