/*

* Copyright (c) 2006-2009 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: 

* Key Pair Generator Abstract interface

*

*/

/**

 @file

 @publishedPartner

 @released

*/

#ifndef __CRYPTOAPI_KEYPAIRGENERATORPLUGIN_H__

#define __CRYPTOAPI_KEYPAIRGENERATORPLUGIN_H__

#include <cryptospi/cryptoplugin.h>

namespace CryptoSpi

	{

	class CKeyPair;

	/**

	The Key Pair Generator definition. Intended to allow plug-ins

	to implement extensible Key Pair Generator functionality, and

	to work with all known existing Key pair Generator algorithms

	*/

	class MKeyPairGenerator : public MPlugin

		{

	public:

		/**

		Generates a key pair

		@param aKeySize	The algorithm-specific metric as a number of bits

		@param aKeyParameters	The list of algorithm-specific parameters used by the generator to generate the key pair

		@param aKeyPair	The generated key pair

		@leave ...	Any of the crypto error codes defined in 

  					cryptospi_errs.h or any of the system-wide error codes.

		*/

		virtual void GenerateKeyPairL(TInt aKeySize, const CCryptoParams& aKeyParameters, CKeyPair*& aKeyPair) = 0;

		};

	class MAsyncKeyPairGenerator : public MPlugin

		{

	public:

		/**

		Generates a key pair

		@param aKeySize	The algorithm-specific metric as a number of bits

		@param aKeyParameters	The list of algorithm-specific parameters used by the generator to generate the key pair

		@param aKeyPair	The generated key pair

		@param aRequestStatus

		@leave ...	Any of the crypto error codes defined in 

  					cryptospi_errs.h or any of the system-wide error codes.

		*/

		virtual void GenerateKeyPairL(TInt aKeySize, const CCryptoParams& aKeyParameters, CKeyPair*& aKeyPair, TRequestStatus& aRequestStatus) = 0;

		/**

		Cancel the outstanding request

		*/

		virtual void Cancel() = 0;

		};

	} // namespace CryptoSpi

#endif //__CRYPTOAPI_KEYPAIRGENERATORPLUGIN_H__