cryptomgmtlibs/cryptotokenfw/source/ctframework/MCTToken.cpp
changeset 0 2c201484c85f
child 8 35751d3474b7
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/cryptomgmtlibs/cryptotokenfw/source/ctframework/MCTToken.cpp	Wed Jul 08 11:25:26 2009 +0100
@@ -0,0 +1,90 @@
+/*
+* Copyright (c) 2001-2009 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of the License "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: 
+*
+*/
+
+
+#include <e32base.h>
+#include <ct.h>
+#include "ct/logger.h"
+
+// As it's easier for the implementer to initialise the ref
+// count to 0 than 1, reference count values are 1 less than you
+// might expect. The object should be deleted when the count reaches -1
+EXPORT_C void MCTToken::Release()
+	{
+	--ReferenceCount();
+
+	LOG2(_L("MCTToken::Release: token released, ref count == %d: %-32S"), ReferenceCount(), &Label());
+	LOG_INC_INDENT();
+	
+	if (ReferenceCount() < 0)
+		{
+		MCTTokenType& tokenType = TokenType();
+		DoRelease();
+		// FROM THIS POINT ON, THE OBJECT MAY BE DELETED
+		tokenType.Release();
+		}
+	
+	LOG_DEC_INDENT();
+	}
+ 
+EXPORT_C void MCTToken::DoRelease()
+	{
+	LOG1(_L("MCTToken::DoRelease: destroying token: %-32S"), &Label());
+	LOG_INC_INDENT();
+
+	delete this;
+
+	LOG_DEC_INDENT();
+	}
+
+// Dummy removal notification for use on non-removable tokens
+EXPORT_C void MCTToken::NotifyOnRemoval(TRequestStatus& /*aStatus*/)
+	{
+	}
+
+EXPORT_C void MCTToken::CancelNotify()
+	{
+	}
+
+// Base implementation of GetInterface. This just does the reference counting
+EXPORT_C void MCTToken::GetInterface(TUid aRequiredInterface,
+							  MCTTokenInterface*& aReturnedInterface, 
+							  TRequestStatus& aStatus)
+	{
+	++ReferenceCount();
+	LOG2(_L("MCTToken::GetInterface: getting interface, ref count == %d: %-32S"), ReferenceCount(), &Label());
+	LOG_INC_INDENT();
+
+	DoGetInterface(aRequiredInterface, aReturnedInterface, aStatus);
+	
+	LOG_DEC_INDENT();
+	}
+
+/** Cancel a GetInterface operation */
+EXPORT_C void MCTToken::CancelGetInterface()
+	{
+	if (DoCancelGetInterface())
+		{
+		Release();
+		}
+	}
+
+void MCTToken::ObjectCreated()
+	{
+	++ReferenceCount();
+	LOG2(_L("MCTToken::ObjectCreated: token object created, ref count == %d: %-32S"), ReferenceCount(), &Label());
+	}