author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Fri, 11 Jun 2010 15:32:35 +0300 | |
changeset 71 | dd83586b62d6 |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2003-2009 Nokia Corporation and/or its subsidiary(-ies). |
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* All rights reserved. |
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* This component and the accompanying materials are made available |
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* under the terms of the License "Eclipse Public License v1.0" |
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* which accompanies this distribution, and is available |
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* at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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* |
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* Initial Contributors: |
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* Nokia Corporation - initial contribution. |
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* |
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* Contributors: |
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* |
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* Description: |
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* PBE symmetric factory |
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* |
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*/ |
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/** |
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@file |
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@internalComponent |
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*/ |
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#ifndef __PBESYMMETRICFACTORY_H__ |
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#define __PBESYMMETRICFACTORY_H__ |
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#include <symmetric.h> |
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#include <pbe.h> |
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const TUint KAESBlockBytes = 16; |
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const TUint KAESKeyBytes128 = 16; |
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const TUint KAESKeyBytes192 = 24; |
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const TUint KAESKeyBytes256 = 32; |
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const TUint KDESBlockBytes = 8; |
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const TUint KDESKeyBytes = 8; |
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const TUint K3DESKeyBytes = 24; |
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const TUint K2Key3DESKeyBytes = 16; |
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const TUint KRC4KeyBytes128 = 16; |
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const TUint KRC4KeyBytes40 = 5; |
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const TUint KRC2BlockBytes = 8; |
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const TUint KRC2KeyBytes40 = 5; |
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const TUint KRC2KeyBytes128 = 16; |
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const TPBECipher KPBEDefaultStrongCipher = ECipherAES_CBC_128; |
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const TPBECipher KPBEDefaultWeakCipher = ECipherDES_CBC; |
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const TUint KPBEDefaultSaltBytes = 16; //pkcs5 recommends min 64 bits (8 bytes); |
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const TUint KPBEMaxCipherIVBytes = KAESBlockBytes; |
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const TUint KPBEMaxCipherKeyBytes = KAESKeyBytes256; |
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const TUint KPBEMaxSaltBytes = 16; //pkcs5 recommends min 64 bits (8 bytes); |
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class PBE |
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{ |
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public: |
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static TUint GetKeyBytes(TPBECipher aCipher); |
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static TUint GetBlockBytes(TPBECipher aCipher); |
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static CSymmetricCipher* MakeEncryptorL(TPBECipher aCipher, |
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const TDesC8& aKey, const TDesC8& aIV); |
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static CSymmetricCipher* MakeDecryptorL(TPBECipher aCipher, |
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const TDesC8& aKey, const TDesC8& aIV); |
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private: |
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PBE(void); |
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PBE(const PBE&); |
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PBE& operator=(const PBE&); |
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}; |
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#endif |