// MmPluginUtils.h

// Copyright (c) 2005-2009 Nokia Corporation and/or its subsidiary(-ies).

// All rights reserved.

// This component and the accompanying materials are made available

// under the terms of "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:

//

/**

 @internalTechnology

 @file

*/

#ifndef MMPLUGINUTILS_H

#define MMPLUGINUTILS_H

#include <ecom/ecom.h>

class MmPluginUtils

	{

public:

	IMPORT_C static TAny* CreateImplementationL(TUid aInterfaceUid, 

									   		    TInt32 aKeyOffset, 

									    		const TDesC8& aDefaultData,

									   			TUid aResolverUid);

	IMPORT_C static TAny* CreateImplementationL(TUid aInterfaceUid, 

									   		    TInt32 aKeyOffset, 

									    		const TDesC8& aDefaultData);

	IMPORT_C static TAny* CreateImplementationL(TUid aInterfaceUid, 

									   		    TInt32 aKeyOffset);

	IMPORT_C static TAny* CreateImplementationL(TUid aInterfaceUid, 

									   		    TUid &aDestructorKey, 

									    		const TDesC8& aDefaultData,

									   			TUid aResolverUid);

	IMPORT_C static TAny* CreateImplementationL(TUid aInterfaceUid, 

									   		    TUid& aDestructorKey, 

									    		const TDesC8& aDefaultData);									   			

	IMPORT_C static TAny* CreateImplementationL(TUid aInterfaceUid, 

									   		    TUid& aDestructorKey);

	IMPORT_C static void FindImplementationsL(TUid aInterfaceUid, 

									          RImplInfoPtrArray& aPluginArray);

	IMPORT_C static void FindImplementationsL(TUid aInterfaceUid, 

									          RImplInfoPtrArray& aPluginArray, 

									          const TDesC8& aDefaultData);

	IMPORT_C static void FindImplementationsL(TUid aInterfaceUid, 

									          RImplInfoPtrArray& aPluginArray, 

									          const TDesC8& aDefaultData,

									          TUid aResolverUid);

private:

	static void FindImplementationsL(TUid aInterfaceUid, 

		                             RImplInfoPtrArray& aPluginArray, 

                                     TEComResolverParams& aResolverParams,

		                             TUid aResolverUid);

	static void FindImplementationsL(TUid aInterfaceUid, 

		                             RImplInfoPtrArray& aPluginArray, 

                                     TEComResolverParams& aResolverParams);

	static void CheckAndSortL(RImplInfoPtrArray& aPluginArray);

	static TAny* GetHigherVersionImplementationKeyOffsetL(RImplInfoPtrArray& pluginArray, TInt32 aKeyOffset);

	static TAny* GetHigherVersionImplementationaDestructorKeyL(RImplInfoPtrArray& pluginArray, TUid& aDestructorKey);

	};

#endif // MMPLUGINUTILS_H