os/security/cryptoplugins/cryptospiplugins/test/dummyecchwplugin/src/dummyeccsignerimpl.h
author sl@SLION-WIN7.fritz.box
Fri, 15 Jun 2012 03:10:57 +0200
changeset 0 bde4ae8d615e
permissions -rw-r--r--
First public contribution.
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/*
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* Copyright (c) 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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*
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*/
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/**
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 @file
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 @internalComponent
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 @released
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*/
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#ifndef	CDUMMYECCSIGNERIMPL_H
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#define	CDUMMYECCSIGNERIMPL_H
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#include <e32base.h>
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#include <e32cmn.h>
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#include "keys.h"
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#include "signerplugin.h"
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namespace DummyEccHwCrypto
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	{
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	using namespace CryptoSpi;
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    /**
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     * Implements the MSigner interface.
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     * 
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     * This should be used to create the signer object to perform 
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     * signing using ECC.
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     */
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	NONSHARABLE_CLASS(CDummyECCSignerImpl) : public CBase, public MSigner
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		{
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	public:
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		static CDummyECCSignerImpl* NewL(const CryptoSpi::CKey& aKey, 
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			TUid aPaddingMode);
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		static CDummyECCSignerImpl* NewLC(const CryptoSpi::CKey& aKey, 
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			TUid aPaddingMode);
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		// MPlugin Interface
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		void Close();
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        void Reset();
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        void GetCharacteristicsL(const TCharacteristics*& aPluginCharacteristics);
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        const CExtendedCharacteristics* GetExtendedCharacteristicsL();
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        TAny* GetExtension(TUid aExtensionId);
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        // End of MPlugin Interface    
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        // MSignatureBase inteface
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		void SetPaddingModeL(TUid aPaddingMode);
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		void SetKeyL(const CKey& aPrivateKey);
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		TInt GetMaximumInputLengthL() const;
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		TInt GetMaximumOutputLengthL() const;
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		// End of MSignatureBase inteface
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		// MSigner interface
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		void SignL(const TDesC8& aInput, CCryptoParams& aSignature);
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		TUid ImplementationUid() const;
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		/// Destructor
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		~CDummyECCSignerImpl();
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	private:
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		CDummyECCSignerImpl(TUid aPaddingMode);
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		void ConstructL(const CryptoSpi::CKey& aKey);
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	private:
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	    /* The key extracted from a CKey object. This would just have 
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         * a handle to the key stored in hardware. Hence the actual key 
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         * would not be available to the user of this cryptoSPI plugin.
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         */
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        CKey* iKey;
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	    TUid iPaddingMode;
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		};
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	}
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#endif //CDUMMYECCSIGNERIMPL_H