os/security/contentmgmt/contentaccessfwfordrm/source/cafutils/cafhelper.cpp
author sl@SLION-WIN7.fritz.box
Fri, 15 Jun 2012 03:10:57 +0200
changeset 0 bde4ae8d615e
permissions -rw-r--r--
First public contribution.
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/*
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* Copyright (c) 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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#include "cafhelper.h"
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#include "cafhelperinterface.h"
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#include <e32def.h>
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#include <e32uid.h>
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using namespace ContentAccess;
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EXPORT_C CCAFHelper* CCAFHelper::NewL()
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	{
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	CCAFHelper* self = CCAFHelper::NewLC();
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	CleanupStack::Pop(self);
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	return self;
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	}
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EXPORT_C CCAFHelper* CCAFHelper::NewLC()
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	{
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	CCAFHelper* self = new (ELeave) CCAFHelper;
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	CleanupStack::PushL(self);
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	self->ConstructL();
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	return self;
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	}
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CCAFHelper::CCAFHelper()
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	{
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	}
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void CCAFHelper::ConstructL()
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	{
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	// Dynamically load the DLL.
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	TUidType uidType(KDynamicLibraryUid, KCAFHelperInterfaceUID);
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	User::LeaveIfError(iLibrary.Load(KCAFHelperLibraryName, uidType));
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	// Function at ordinal 1 creates new CCAFAgentHelper.
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	TLibraryFunction entryFunc = iLibrary.Lookup(1);
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	if (entryFunc == NULL)
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    	{
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        iLibrary.Close();
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        User::Leave(KErrBadLibraryEntryPoint);
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    	}
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	// Call the function to create new CCAFAgentHelper.
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	iHelper = (MCAFHelperInterface*)entryFunc();
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	}
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EXPORT_C MCAFHelperInterface& CCAFHelper::operator()() const
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	{
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	return *iHelper;
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	}
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CCAFHelper::~CCAFHelper()
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	{
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	iHelper->Release();
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	iLibrary.Close();
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	}
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