/*

* 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 __KEYPAIRGENIMPL_H__

#define __KEYPAIRGENIMPL_H__

/**

@file 

@internalComponent

@released

*/

/**

 * Key pair generator plugin base class

 */

namespace SoftwareCrypto

	{

	using namespace CryptoSpi;

	NONSHARABLE_CLASS(CKeyPairGenImpl) : public CBase, public MKeyPairGenerator

		{

	public:

		// Override MPlugin virtual functions

		void Close();

		TAny* GetExtension(TUid aExtensionId);

		void GetCharacteristicsL(const TCharacteristics*& aPluginCharacteristics);

		// End of MPlugin

		// Destructor

		~CKeyPairGenImpl();

	protected:

		/**

		Constructor

		*/

		CKeyPairGenImpl(TUid aImplementationUid);

		/**

		Second phase of construction. Always call ConstructL in the super-class

		if you override this method.

		*/

		virtual void ConstructL();

		/**

		Helper function implemented by concrete cipher sub-class that allows

		GetCharacteristicsL to return the correct characteristics object.

		@return The implemention uid

		*/

		virtual TUid ImplementationUid() const = 0;

	protected:

		TUid iImplementationUid;

		};

	}

#endif // __KEYPAIRGENIMPL_H__