os/security/cryptomgmtlibs/cryptotokenfw/inc/ct/MCTTokenInterface.h
author sl
Tue, 10 Jun 2014 14:32:02 +0200
changeset 1 260cb5ec6c19
permissions -rw-r--r--
Update contrib.
sl@0
     1
/*
sl@0
     2
* Copyright (c) 2001-2009 Nokia Corporation and/or its subsidiary(-ies).
sl@0
     3
* All rights reserved.
sl@0
     4
* This component and the accompanying materials are made available
sl@0
     5
* under the terms of the License "Eclipse Public License v1.0"
sl@0
     6
* which accompanies this distribution, and is available
sl@0
     7
* at the URL "http://www.eclipse.org/legal/epl-v10.html".
sl@0
     8
*
sl@0
     9
* Initial Contributors:
sl@0
    10
* Nokia Corporation - initial contribution.
sl@0
    11
*
sl@0
    12
* Contributors:
sl@0
    13
*
sl@0
    14
* Description: 
sl@0
    15
*
sl@0
    16
*/
sl@0
    17
sl@0
    18
sl@0
    19
/**
sl@0
    20
 @file
sl@0
    21
 @publishedAll
sl@0
    22
 @released
sl@0
    23
*/
sl@0
    24
sl@0
    25
#ifndef __MCTTOKENINTERFACE_H__
sl@0
    26
#define __MCTTOKENINTERFACE_H__
sl@0
    27
sl@0
    28
class MCTToken;
sl@0
    29
sl@0
    30
/** 
sl@0
    31
 * The base class for all token interfaces.
sl@0
    32
 *
sl@0
    33
 * This class provides functionality to interact with the token's reference counting 
sl@0
    34
 * framework. (Interfaces themselves are not reference counted, but the token 
sl@0
    35
 * must remain open while it has open interfaces.) 
sl@0
    36
 *
sl@0
    37
 * @since v7.0 
sl@0
    38
 */
sl@0
    39
class MCTTokenInterface
sl@0
    40
	{
sl@0
    41
public:
sl@0
    42
	/** 
sl@0
    43
	 * Gets the associated token.
sl@0
    44
	 * 
sl@0
    45
	 * @return The associated token. 
sl@0
    46
	 */
sl@0
    47
	virtual MCTToken& Token() = 0;
sl@0
    48
sl@0
    49
	/** 
sl@0
    50
	 * Destroys the object.
sl@0
    51
	 *	
sl@0
    52
	 * The interface should be destroyed via this method as the destructor is protected.
sl@0
    53
	 *
sl@0
    54
	 * Also takes care of reference counting the token. 
sl@0
    55
	 */
sl@0
    56
	IMPORT_C void Release();
sl@0
    57
sl@0
    58
protected:
sl@0
    59
	/** 
sl@0
    60
	 * This function should release the interface and all its owned resources.
sl@0
    61
	 *
sl@0
    62
	 * It is called by Release(). The default implementation simply does a 'delete 
sl@0
    63
	 * this'. If other behaviour is required (for instance to implement a reference 
sl@0
    64
	 * counting system for the interfaces themselves, the interfaces can override 
sl@0
    65
	 * this function.) 
sl@0
    66
	 */
sl@0
    67
	IMPORT_C virtual void DoRelease();
sl@0
    68
sl@0
    69
	/** 
sl@0
    70
	 * The interface should be destroyed via the Release()
sl@0
    71
	 * function. Hence, this destructor is protected. 
sl@0
    72
	 */
sl@0
    73
	inline virtual ~MCTTokenInterface() = 0;
sl@0
    74
	};
sl@0
    75
sl@0
    76
/** Destructor */
sl@0
    77
inline MCTTokenInterface::~MCTTokenInterface()
sl@0
    78
	{
sl@0
    79
	}
sl@0
    80
sl@0
    81
#endif // __MCTTOKENINTERFACE_H__