cryptomgmtlibs/cryptotokenfw/inc/ct/MCTTokenInterface.h
author Santosh Patil <santosh.v.patil@nokia.com>
Wed, 08 Jul 2009 11:25:26 +0100
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child 8 35751d3474b7
permissions -rw-r--r--
Move the Security package to EPL, and add the implementations of the cryptographic algorithms
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/*
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* Copyright (c) 2001-2009 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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 @file
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 @publishedAll
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 @released
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*/
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#ifndef __MCTTOKENINTERFACE_H__
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#define __MCTTOKENINTERFACE_H__
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class MCTToken;
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/** 
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 * The base class for all token interfaces.
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 *
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 * This class provides functionality to interact with the token's reference counting 
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 * framework. (Interfaces themselves are not reference counted, but the token 
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 * must remain open while it has open interfaces.) 
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 *
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 * @publishedPartner
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 * @released
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 * @since v7.0 
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 */
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class MCTTokenInterface
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	{
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public:
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	/** 
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	 * Gets the associated token.
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	 * 
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	 * @return The associated token. 
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	 */
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	virtual MCTToken& Token() = 0;
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	/** 
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	 * Destroys the object.
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	 *	
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	 * The interface should be destroyed via this method as the destructor is protected.
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	 *
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	 * Also takes care of reference counting the token. 
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	 */
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	IMPORT_C void Release();
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protected:
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	/** 
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	 * This function should release the interface and all its owned resources.
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	 *
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	 * It is called by Release(). The default implementation simply does a 'delete 
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	 * this'. If other behaviour is required (for instance to implement a reference 
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	 * counting system for the interfaces themselves, the interfaces can override 
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	 * this function.) 
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	 */
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	IMPORT_C virtual void DoRelease();
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	/** 
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	 * The interface should be destroyed via the Release()
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	 * function. Hence, this destructor is protected. 
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	 */
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	inline virtual ~MCTTokenInterface() = 0;
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	};
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/** Destructor */
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inline MCTTokenInterface::~MCTTokenInterface()
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	{
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	}
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#endif // __MCTTOKENINTERFACE_H__