--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/cryptoplugins/cryptospiplugins/source/softwarecrypto/dhkeypairgenimpl.h	Fri Nov 13 10:07:38 2009 +0530
@@ -0,0 +1,72 @@
+/*
+* 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__