sl@0: /*
sl@0: * Copyright (c) 2001-2009 Nokia Corporation and/or its subsidiary(-ies).
sl@0: * All rights reserved.
sl@0: * This component and the accompanying materials are made available
sl@0: * under the terms of the License "Eclipse Public License v1.0"
sl@0: * which accompanies this distribution, and is available
sl@0: * at the URL "http://www.eclipse.org/legal/epl-v10.html".
sl@0: *
sl@0: * Initial Contributors:
sl@0: * Nokia Corporation - initial contribution.
sl@0: *
sl@0: * Contributors:
sl@0: *
sl@0: * Description: 
sl@0: *
sl@0: */
sl@0: 
sl@0: 
sl@0: #include <e32base.h>
sl@0: #include <ct.h>
sl@0: #include "ct/logger.h"
sl@0: 
sl@0: // As it's easier for the implementer to initialise the ref
sl@0: // count to 0 than 1, reference count values are 1 less than you
sl@0: // might expect. The object should be deleted when the count reaches -1
sl@0: EXPORT_C void MCTToken::Release()
sl@0: 	{
sl@0: 	--ReferenceCount();
sl@0: 
sl@0: 	LOG2(_L("MCTToken::Release: token released, ref count == %d: %-32S"), ReferenceCount(), &Label());
sl@0: 	LOG_INC_INDENT();
sl@0: 	
sl@0: 	if (ReferenceCount() < 0)
sl@0: 		{
sl@0: 		MCTTokenType& tokenType = TokenType();
sl@0: 		DoRelease();
sl@0: 		// FROM THIS POINT ON, THE OBJECT MAY BE DELETED
sl@0: 		tokenType.Release();
sl@0: 		}
sl@0: 	
sl@0: 	LOG_DEC_INDENT();
sl@0: 	}
sl@0:  
sl@0: EXPORT_C void MCTToken::DoRelease()
sl@0: 	{
sl@0: 	LOG1(_L("MCTToken::DoRelease: destroying token: %-32S"), &Label());
sl@0: 	LOG_INC_INDENT();
sl@0: 
sl@0: 	delete this;
sl@0: 
sl@0: 	LOG_DEC_INDENT();
sl@0: 	}
sl@0: 
sl@0: // Dummy removal notification for use on non-removable tokens
sl@0: EXPORT_C void MCTToken::NotifyOnRemoval(TRequestStatus& /*aStatus*/)
sl@0: 	{
sl@0: 	}
sl@0: 
sl@0: EXPORT_C void MCTToken::CancelNotify()
sl@0: 	{
sl@0: 	}
sl@0: 
sl@0: // Base implementation of GetInterface. This just does the reference counting
sl@0: EXPORT_C void MCTToken::GetInterface(TUid aRequiredInterface,
sl@0: 							  MCTTokenInterface*& aReturnedInterface, 
sl@0: 							  TRequestStatus& aStatus)
sl@0: 	{
sl@0: 	++ReferenceCount();
sl@0: 	LOG2(_L("MCTToken::GetInterface: getting interface, ref count == %d: %-32S"), ReferenceCount(), &Label());
sl@0: 	LOG_INC_INDENT();
sl@0: 
sl@0: 	DoGetInterface(aRequiredInterface, aReturnedInterface, aStatus);
sl@0: 	
sl@0: 	LOG_DEC_INDENT();
sl@0: 	}
sl@0: 
sl@0: /** Cancel a GetInterface operation */
sl@0: EXPORT_C void MCTToken::CancelGetInterface()
sl@0: 	{
sl@0: 	if (DoCancelGetInterface())
sl@0: 		{
sl@0: 		Release();
sl@0: 		}
sl@0: 	}
sl@0: 
sl@0: void MCTToken::ObjectCreated()
sl@0: 	{
sl@0: 	++ReferenceCount();
sl@0: 	LOG2(_L("MCTToken::ObjectCreated: token object created, ref count == %d: %-32S"), ReferenceCount(), &Label());
sl@0: 	}