/*

* Copyright (c) 2007-2009 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 __DHKEYPAIRGENIMPL_H__

#define __DHKEYPAIRGENIMPL_H__

/**

@file 

@internalComponent

@released

*/

#include <e32base.h>

#include <e32cmn.h>

#include "keypairgenimpl.h"

/**

 * Implementation of DH Key Pair Generation as described in PKCS#3.

 */

namespace SoftwareCrypto

	{

using namespace CryptoSpi;

	NONSHARABLE_CLASS(CDHKeyPairGenImpl) : public CKeyPairGenImpl

		{

	public:

		static CDHKeyPairGenImpl* NewL(void);

		static CDHKeyPairGenImpl* NewLC(void);

		// Destructor

		~CDHKeyPairGenImpl();

		// from MPlugin

		void Reset();

		// from MKeyPairGenerator

		void GenerateKeyPairL(TInt aKeySize, const CCryptoParams& aKeyParameters, CKeyPair*& aKeyPair);

		// Override CKeyPairGenImpl virtual functions

		TUid ImplementationUid() const;

		const CExtendedCharacteristics* GetExtendedCharacteristicsL();

		static CExtendedCharacteristics* CreateExtendedCharacteristicsL();

	private:

		/**

		Constructor

		*/

		CDHKeyPairGenImpl();

		void ConstructL(void);

	private:

		};

	}

#endif // __DHKEYPAIRGENIMPL_H__