/*

* 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: 

* legacy plugin selector definition

*

*/

/**

 @file

 @internalComponent

 @released

*/

#ifndef __CRYPTOAPI_LEGACYSELECTOR_H__

#define __CRYPTOAPI_LEGACYSELECTOR_H__

#include <cryptospi/pluginselectorbase.h>

#include <cryptospi/cryptospidef.h>

#include <cryptospi/cryptoplugin.h>

#include <cryptospi/cryptoparams.h>

namespace CryptoSpi

	{

	class CHash;

	class CRandom;

	class CSymmetricCipher;

	class CAsymmetricCipher;

	class CSigner;

	class CVerifier;

	class CKeyAgreement;

	class CSymmetricKeyGenerator;

	class CKeyPairGenerator;

	class CKey;

	class CCryptoParams;

	class CCharacteristicsAndPluginName;

#ifdef SYMBIAN_SDP_IPSEC_VOIP_SUPPORT	

	class CMac;

#endif

	NONSHARABLE_CLASS(CLegacySelector): public CBase, public MPluginSelector

		{

	public:

		/**

		NewL create the legacy selector.

		@return A pointer to a CLegacySelector instance

		*/		

		static CLegacySelector* NewL();

		/**

		NewLC create the legacy selector.

		@return A pointer to a CLegacySelector instance

		*/				

		static CLegacySelector* NewLC();

		/**

		Destructor

		*/

		~CLegacySelector();

		//virtual function from MPluginSelector

		virtual void CreateHashL(CHash*& aHash,

											TUid aAlgorithmUid,

											TUid aOperationMode,

											const CKey* aKey,

											const CCryptoParams* aAlgorithmParams);

		//virtual function from MPluginSelector						

		virtual void CreateRandomL(CRandom*& aRandom,

											TUid aAlgorithmUid,

											const CCryptoParams* aAlgorithmParams);

		//virtual function from MPluginSelector

		virtual void CreateSymmetricCipherL(CSymmetricCipher*& aCipher,

											TUid aAlgorithmUid,

											const CKey& aKey,

											TUid aCryptoMode,

											TUid aOperationMode,

											TUid aPaddingMode,

											const CCryptoParams* aAlgorithmParams);

		//virtual function from MPluginSelector

		virtual void CreateAsymmetricCipherL(CAsymmetricCipher*& aCipher,

											TUid aAlgorithmUid,

											const CKey& aKey,

											TUid aCryptoMode,

											TUid aPaddingMode,									

											const CCryptoParams* aAlgorithmParams);

		//virtual function from MPluginSelector

		virtual void CreateSignerL(CSigner*& aSigner,

											TUid aAlgorithmUid,

											const CKey& aKey,

											TUid aPaddingMode,

											const CCryptoParams* aAlgorithmParams);

		//virtual function from MPluginSelector

		virtual void CreateVerifierL(CVerifier*& aVerifier,

											TUid aAlgorithmUid,

											const CKey& aKey,

											TUid aPaddingMode,

											const CCryptoParams* aAlgorithmParams);

		//virtual function from MPluginSelector

		virtual void CreateKeyPairGeneratorL(CKeyPairGenerator*& aKeyPairGenerator,

											TUid aKeyAlgorithmUid,

											const CCryptoParams* aAlgorithmParams);

		//virtual function from MPluginSelector

		virtual void CreateKeyAgreementL(CKeyAgreement*& aKeyAgreement,

											TUid aAlgorithmUid,

											const CKey& aPrivateKey,

											const CCryptoParams* aAlgorithmParams);

		//virtual function from MPluginSelector

		virtual void CreateAsyncHashL(CAsyncHash*& aHash,

										TUid aAlgorithmUid,

										TUid aOperationMode,

										const CKey* aKey,

										const CCryptoParams* aAlgorithmParams);

		//virtual function from MPluginSelector

		virtual void CreateAsyncRandomL(CAsyncRandom*& aRandom,

										TUid aAlgorithmUid,

										const CCryptoParams* aAlgorithmParams);

		//virtual function from MPluginSelector

		virtual void CreateAsyncSymmetricCipherL(CAsyncSymmetricCipher*& aCipher,

										TUid aAlgorithmUid,

										const CKey& aKey,

										TUid aCryptoMode,

										TUid aOperationMode,

										TUid aPaddingMode,

										const CCryptoParams* aAlgorithmParams);

		//virtual function from MPluginSelector

		virtual void CreateAsyncAsymmetricCipherL(CAsyncAsymmetricCipher*& aCipher,

										TUid aAlgorithmUid,

										const CKey& aKey,

										TUid aCryptoMode,

										TUid aPaddingMode,																						

										const CCryptoParams* aAlgorithmParams);

		//virtual function from MPluginSelector

		virtual void CreateAsyncSignerL(CAsyncSigner*& aSigner,

										TUid aAlgorithmUid,

										const CKey& aKey,

										TUid aPaddingMode,

										const CCryptoParams* aAlgorithmParams);

		//virtual function from MPluginSelector		

		virtual void CreateAsyncVerifierL(CAsyncVerifier*& aVerifier,

										TUid aAlgorithmUid,

										const CKey& aKey,

										TUid aPaddingMode,

										const CCryptoParams* aAlgorithmParams);

		//virtual function from MPluginSelector

		virtual void CreateAsyncKeyPairGeneratorL(CAsyncKeyPairGenerator*& aKeyPairGenerator,

										TUid aAlgorithmUid,

										const CCryptoParams* aAlgorithmParams);

		//virtual function from MPluginSelector

		virtual void CreateAsyncKeyAgreementL(CAsyncKeyAgreement*& aKeyAgreement,

										TUid aAlgorithmUid,

										const CKey& aPrivateKey,

										const CCryptoParams* aAlgorithmParams);		

#ifdef SYMBIAN_SDP_IPSEC_VOIP_SUPPORT			

		//virtual function from MPluginSelector	

		virtual void CreateMacL(CMac*& aMac,

								const TUid aAlgorithmUid,

								const CKey& aKey,

								const CCryptoParams* aAlgorithmParams);

		//virtual function from MPluginSelector

		virtual void CreateAsyncMacL(CAsyncMac*& aMac,

								const TUid aAlgorithmUid,

								const CKey& aKey,

								const CCryptoParams* aAlgorithmParams);

		//virtual function from MPluginSelector

		virtual void CreateHashL(CHash*& aHash,

								TUid aAlgorithmUid,

								const CCryptoParams* aAlgorithmParams);

		//virtual function from MPluginSelector

		virtual void CreateAsyncHashL(CAsyncHash*& aAsyncHash, 

								TUid aAlgorithmUid,

								const CCryptoParams* aAlgorithmParams);

#endif				

	private:

		//Constructor

		CLegacySelector();

		/**

		Find an implemenation of an algorithmUid

		@param aAlgorithmUid the alogorithm Uid

		@param aImplementationId the implementation Uid

		@param aDllIndex the index of the plugin dll

		@return KErrNone if successful; otherwise, a system wide error code.

		*/

		TInt FindPlugin(TUid aAlgorithmUid, TUid& aImplementationId, TInt& aDllIndex);

		TInt FindPlugin(TUid aAlgorithmUid, TUid& aImplementationId, TFileName& aDllName);

	private:

		/**

		Array of the characteristics of an interface

		*/

		RPointerArray<CCharacteristicsAndPluginName> iCharacteristicsAndDllIndex;

		/**

		The next characteristic index to try

		*/

		TInt iNextCharacteristic;

		};

	}

#endif //__CRYPTOAPI_LEGACYSELECTOR_H__