/*

* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies). 

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of "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:  E/D Interface definition

*

*/

#ifndef _MDMEncryptionUtilInterface_H__

#define _MDMEncryptionUtilInterface_H__

#include <e32base.h>

#include <ecom/ecom.h>

// UID of this interface

const TUid KDMEncryptionUtilInterfaceUid = {0x2002C2F4};

/**

	An CDMEncryptionUtil abstract class being representative of the

	concrete class which the client wishes to use.

	It acts as a base, for a real class to provide all the 

	functionality that a client requires.  

	It supplies instantiation & destruction by using

	the ECom framework, and functional services

	by using the methods of the actual class.

 */

class MDMEncryptionUtilInterface

	{

public:

	// Pure interface methods

	// Representative of a method provided on the interface by 

	// the interface definer.

	/**

   * Encrypts the data.

   * @param aInput - is the input string which has to be encrypted.

   * @param aOutput - the encrypted information is stored parameter.

   * @return Return is KErrNone if successful or any System wide error code.

   * 

   */	

	virtual TInt  EncryptL( TDes& aInput, TDes& aOutput) = 0;	

	/**

   * Decrypts the data.

   * @param Input - is the input string which has to be decrypted.

   * @param aOutput - the decrypted information is stored in this parameter.

   * @return Return is KErrNone if successful or any System wide error code.

 	 */	

	virtual TInt DecryptL( TDes& aInput, TDes& aOutput) = 0;

	};

#endif  // _MDMEncryptionUtilInterface_H_