os/security/contentmgmt/contentaccessfwfordrm/inc/cafhelper.h
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) 2003-2009 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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/** 
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@file 
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@publishedPartner
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@released
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*/
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#ifndef __CAFHELPER_H__
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#define __CAFHELPER_H__
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#include <e32base.h>
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#include <f32file.h>
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namespace ContentAccess
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	{
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	//forward declaration
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	class MCAFHelperInterface;
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	/**
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	 CAF client application can use this class to load cafhelper.dll and get access to entry function pointer
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	 of the dll,using which the appropriate error handling APIs can be called.
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	 @publishedPartner
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	 @released
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	 */
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	NONSHARABLE_CLASS(CCAFHelper) : public CBase
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		{
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	public:
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		/** 
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		 Constructs a new CCAFHelper object.
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		 @return 		A pointer to an instance of CCAFHelper class.
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		 @capability	All -TCB. 
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		 */
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		IMPORT_C static CCAFHelper* NewL();
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		/** 
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		 Constructs a new CCAFHelper object and puts a pointer to the new object 
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	 	 onto the cleanup stack..
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		 @return		A pointer to an instance of CCAFHelper class.
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		 @capability	All -TCB. 
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		 */
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		IMPORT_C static CCAFHelper* NewLC();
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		/**
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		Accessor method which returns an entry point function pointer of cafhelper.dll,
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		using which the error handling APIs can be accessed.
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		@return		Reference to an instance of MCafHelperInterface class.
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		@capability	All -TCB. 
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		*/
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		IMPORT_C MCAFHelperInterface& operator()() const;
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		// virtual destructor.		
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		virtual ~CCAFHelper(); 
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		private:
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		CCAFHelper();
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		void ConstructL();
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		private:
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		RLibrary iLibrary;
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		MCAFHelperInterface* iHelper;
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		};
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	} // namespace ContentAccess
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#endif // __CAFHELPER_H__
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