/*+
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* Copyright (c) 2006-2009 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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+
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#ifndef __RSAVERIFYIMPL_H__+
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#define __RSAVERIFYIMPL_H__+
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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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+
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#include <e32base.h>+
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#include <e32cmn.h>+
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#include <cryptospi/cryptospidef.h>+
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+
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#include "verifierimpl.h"+
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#include "../../../source/common/inlines.h"+
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+
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/**+
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 * Implementation of RSA verification+
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 */+
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namespace SoftwareCrypto+
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	{+
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	using namespace CryptoSpi;+
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	+
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	NONSHARABLE_CLASS(CRSAVerifierImpl) : public CVerifierImpl+
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		{+
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	public:+
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		/**+
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		Creates an instance of an RSA verifier plug-in.+
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		@param aKey The key+
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		@param aPaddingMode The padding mode+
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		@return A pointer to a CRSAVerifierImpl instance+
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		*/+
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		static CRSAVerifierImpl* NewL(TUid aImplementationUid, const CKey& aKey, TUid aPaddingMode);+
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+
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		/**+
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		Creates an instance of an RSA verifier plug-in.+
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		@param aKey The key+
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		@param aPaddingMode The padding mode+
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		@return A pointer to a CRSAVerifierImpl instance+
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		*/+
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		static CRSAVerifierImpl* NewLC(TUid aImplementationUid, const CKey& aKey, TUid aPaddingMode);+
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		+
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		// Override CVerifierImpl virtual functions+
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		TUid ImplementationUid() const;+
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		// End of CVerifierImpl+
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		+
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		// Override MSignatureBase virtual functions+
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		void SetPaddingModeL(TUid aPaddingMode);+
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		void SetKeyL(const CKey& aPublicKey);+
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		TInt GetMaximumInputLengthL() const;+
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		TInt GetMaximumOutputLengthL() const;+
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		// End of MSignatureBase+
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+
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		// Override MSigner virtual functions+
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		void VerifyL(const TDesC8& aInput, const CCryptoParams& aSignature, TBool& aVerificationResult);+
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		void InverseSignL(HBufC8*& aOutput, const CCryptoParams& aSignature);+
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		// End of MSigner+
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		+
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		const CExtendedCharacteristics* GetExtendedCharacteristicsL();+
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		static CExtendedCharacteristics* CreateExtendedCharacteristicsL();+
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+
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		/// Destructor+
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		~CRSAVerifierImpl();+
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		+
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	protected:+
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		/// Constructor+
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		CRSAVerifierImpl(TUid aImplementationUid, TUid aPaddingMode);+
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		+
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		/// second phase of construction+
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		virtual void ConstructL(const CKey& aKey);+
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		+
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	protected:+
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		/// the current padding scheme+
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		TUid iPaddingMode;+
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		CPadding* iPadding;+
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		+
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	private:+
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		+
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		TUid iImplementationUid; +
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		};+
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	}+
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+
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#endif // __RSAVERIFYIMPL_H__+
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