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/*
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* Copyright (c) 2002-2009 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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* ** IMPORTANT ** PublishedPartner API's in this file are published to 3rd party developers via the
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* Symbian website. Changes to these API's should be treated as PublishedAll API changes and the Security TA should be consulted.
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* CNullCipher class implementation
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*
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*/
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/**
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@file
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@publishedPartner
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@released
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*/
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#ifndef __NULLCIPHER_H__
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#define __NULLCIPHER_H__
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#include <streamcipher.h>
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/**
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* Stream cipher that does no encryption or decryption, but simply returns the
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* data given to it.
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* From CBlockTransformation
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*
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*/
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class CNullCipher : public CStreamCipher
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{
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public:
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/**
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* Creates a new CNullCipher object.
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*
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* @return A pointer to a new CNullCipher object
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*/
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IMPORT_C static CNullCipher* NewL(void);
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/**
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* Creates a new CNullCipher object.
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*
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* The returned pointer is put onto the cleanup stack.
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*
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* @return A pointer to a new CNullCipher object
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*/
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IMPORT_C static CNullCipher* NewLC(void);
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virtual void Reset(void);
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virtual TInt KeySize(void) const;
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protected:
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virtual void DoProcess(TDes8& aData);
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/**
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* @internalAll
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*/
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CNullCipher();
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};
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#endif // __NULLCIPHER_H__
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