os/security/cryptomgmtlibs/cryptotokenfw/source/ctframework/MCTToken.cpp
changeset 0 bde4ae8d615e
     1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/os/security/cryptomgmtlibs/cryptotokenfw/source/ctframework/MCTToken.cpp	Fri Jun 15 03:10:57 2012 +0200
     1.3 @@ -0,0 +1,90 @@
     1.4 +/*
     1.5 +* Copyright (c) 2001-2009 Nokia Corporation and/or its subsidiary(-ies).
     1.6 +* All rights reserved.
     1.7 +* This component and the accompanying materials are made available
     1.8 +* under the terms of the License "Eclipse Public License v1.0"
     1.9 +* which accompanies this distribution, and is available
    1.10 +* at the URL "http://www.eclipse.org/legal/epl-v10.html".
    1.11 +*
    1.12 +* Initial Contributors:
    1.13 +* Nokia Corporation - initial contribution.
    1.14 +*
    1.15 +* Contributors:
    1.16 +*
    1.17 +* Description: 
    1.18 +*
    1.19 +*/
    1.20 +
    1.21 +
    1.22 +#include <e32base.h>
    1.23 +#include <ct.h>
    1.24 +#include "ct/logger.h"
    1.25 +
    1.26 +// As it's easier for the implementer to initialise the ref
    1.27 +// count to 0 than 1, reference count values are 1 less than you
    1.28 +// might expect. The object should be deleted when the count reaches -1
    1.29 +EXPORT_C void MCTToken::Release()
    1.30 +	{
    1.31 +	--ReferenceCount();
    1.32 +
    1.33 +	LOG2(_L("MCTToken::Release: token released, ref count == %d: %-32S"), ReferenceCount(), &Label());
    1.34 +	LOG_INC_INDENT();
    1.35 +	
    1.36 +	if (ReferenceCount() < 0)
    1.37 +		{
    1.38 +		MCTTokenType& tokenType = TokenType();
    1.39 +		DoRelease();
    1.40 +		// FROM THIS POINT ON, THE OBJECT MAY BE DELETED
    1.41 +		tokenType.Release();
    1.42 +		}
    1.43 +	
    1.44 +	LOG_DEC_INDENT();
    1.45 +	}
    1.46 + 
    1.47 +EXPORT_C void MCTToken::DoRelease()
    1.48 +	{
    1.49 +	LOG1(_L("MCTToken::DoRelease: destroying token: %-32S"), &Label());
    1.50 +	LOG_INC_INDENT();
    1.51 +
    1.52 +	delete this;
    1.53 +
    1.54 +	LOG_DEC_INDENT();
    1.55 +	}
    1.56 +
    1.57 +// Dummy removal notification for use on non-removable tokens
    1.58 +EXPORT_C void MCTToken::NotifyOnRemoval(TRequestStatus& /*aStatus*/)
    1.59 +	{
    1.60 +	}
    1.61 +
    1.62 +EXPORT_C void MCTToken::CancelNotify()
    1.63 +	{
    1.64 +	}
    1.65 +
    1.66 +// Base implementation of GetInterface. This just does the reference counting
    1.67 +EXPORT_C void MCTToken::GetInterface(TUid aRequiredInterface,
    1.68 +							  MCTTokenInterface*& aReturnedInterface, 
    1.69 +							  TRequestStatus& aStatus)
    1.70 +	{
    1.71 +	++ReferenceCount();
    1.72 +	LOG2(_L("MCTToken::GetInterface: getting interface, ref count == %d: %-32S"), ReferenceCount(), &Label());
    1.73 +	LOG_INC_INDENT();
    1.74 +
    1.75 +	DoGetInterface(aRequiredInterface, aReturnedInterface, aStatus);
    1.76 +	
    1.77 +	LOG_DEC_INDENT();
    1.78 +	}
    1.79 +
    1.80 +/** Cancel a GetInterface operation */
    1.81 +EXPORT_C void MCTToken::CancelGetInterface()
    1.82 +	{
    1.83 +	if (DoCancelGetInterface())
    1.84 +		{
    1.85 +		Release();
    1.86 +		}
    1.87 +	}
    1.88 +
    1.89 +void MCTToken::ObjectCreated()
    1.90 +	{
    1.91 +	++ReferenceCount();
    1.92 +	LOG2(_L("MCTToken::ObjectCreated: token object created, ref count == %d: %-32S"), ReferenceCount(), &Label());
    1.93 +	}