/**

* 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:

* This temporary shim layer contanis the interfaces defined by MConnectionNotify, CConnectionProvdBase and CInterface.

* However only the connection-related part of CInterface appears here, the rest is in CNifManSubConnectionShim.

* 

*

*/

/**

 @file SHIMCPR.H

 @internalComponent

*/

#if !defined(__SS_SHIMCPR_H__)

#define __SS_SHIMCPR_H__

#include <ss_connprov.h>		// for CConnectionProviderFactoryBase

#include <cflog.h>

#include <es_prot.h>			// for MConnectionNotify and CConnectionProvdBase

#include <comms-infras/ss_log.h>				// for KESockConnectionTag

#define KShimCprTag KESockConnectionTag

_LIT8(KShimCprSubTag, "shimcpr");	// logging tag

class CConnectionProvdBase;

class CNifManSubConnectionShim;

class CConnectionProviderFactoryShim;

class CConnectionSettingsShim;

class CConnection;

class MProviderSelector;

class CSubConnectionLinkShimClient;

class CConnectionSelectorShim;

NONSHARABLE_CLASS(CConnectionProviderShim) : public CConnectionProviderBase, MConnectionNotify

	{

  	friend class CConnectionProviderFactoryShim;

  	friend class CConnectionSelectorShim; //to get/set the aggregarted CConnectionProvdBase

public:

	CConnectionProvdBase& Provider()

		{

		ASSERT(iProvider);

		return *iProvider;

		}

	CSubConnectionLinkShimClient* QuerySubSessions(TInt32 aTypeId, const CConnection* aConnection);

#ifdef SYMBIAN_NETWORKING_UMTSR5

	// The public function which will set the pointer to the factiory

	void SetFactoryIfactory(CConnectionProviderFactoryShim *aFactoryShim);

#endif // SYMBIAN_NETWORKING_UMTSR5	

protected:

	virtual ~CConnectionProviderShim();

#ifdef SYMBIAN_NETWORKING_3GPPDEFAULTQOS

	CConnectionProviderShim(CConnectionProviderFactoryBase& aFactory)

	   : CConnectionProviderBase(aFactory), iSubConnectionType(KInvalidFactoryId)

	    {

	    __CFLOG_VAR((KShimCprTag, KShimCprSubTag, _L8("CConnectionProviderShim %08x:\tCConnectionProviderShim()"),

			this));

	    }    

#else

	CConnectionProviderShim(CConnectionProviderFactoryBase& aFactory)

	   : CConnectionProviderBase(aFactory)

	    {

	    __CFLOG_VAR((KShimCprTag, KShimCprSubTag, _L8("CConnectionProviderShim %08x:\tCConnectionProviderShim()"),

			this));

	    }	

#endif

// SYMBIAN_NETWORKING_3GPPDEFAULTQOS

    void ConstructL();

    static CConnectionProviderShim* NewL(CConnectionProviderFactoryBase& aFactory);

	void ConnectionJoiningL( const CConnection& aConnection );

	void ConnectionLeaving( const CConnection& aConnection );

protected:

	// Define methods from the interface specified by MConnectionNotify

	virtual void SelectionComplete(TInt aError, const TDesC8& aSelectionInfo);

	virtual void ConnectionError(TInt aError);

	virtual void LinkLayerOpen(TInt aError);

	virtual void LinkLayerClosed(TInt aError);

	virtual void ProgressNotification(TInt aStage, TInt aError);

	virtual void ProgressNotification(TSubConnectionUniqueId aSubConnectionUniqueId, TInt aStage, TInt aError);

	virtual void ServiceChangeNotification(TUint32 aId, const TDesC& aType);

	virtual void InterfaceStateChangeNotification(TDesC8& aInfo);

	virtual void NotifyDataSent(TSubConnectionUniqueId aSubConnectionUniqueId, TUint aUplinkVolume);

	virtual void NotifyDataReceived(TSubConnectionUniqueId aSubConnectionUniqueId, TUint aDownlinkVolume);

	virtual void SubConnectionEvent(const TSubConnectionEvent& aSubConnectionEvent);

	virtual TBool ShouldIDeleteNow();

protected:

	//CConnectionProviderBase virtuals

	virtual void DoDataClientJoiningL(MConnectionDataClient& aDataClient);

	virtual void DoDataClientLeaving(MConnectionDataClient& aDataClient);

	virtual void DoControlClientJoiningL(MConnectionControlClient& aControlClient);

	virtual void DoControlClientLeaving(MConnectionControlClient& aControlClient);

	virtual void DoStartL(Meta::SMetaData& aParams, const RMessagePtr2* aMessage);	

	virtual TInt DoStop(TInt aError, const RMessagePtr2* aMessage);

	virtual TInt DoCanDoSubConnection(RSubConnection::TSubConnType aSubConnType) const;

	virtual CConnectionProviderBase* DoNextLayer() const ;

	virtual void DoJoinNextLayerL(CConnectionProviderBase* aNextLayer);

	virtual void DoProgressL(Meta::SMetaData& aBuffer) const;

	virtual void DoLastProgressError(Meta::SMetaData& aBuffer);

	virtual void DoRequestServiceChangeNotificationL();

	virtual void DoCancelServiceChangeNotification();

	virtual void DoControlL(TUint aOptionLevel, TUint aOptionName, Meta::SMetaData& aOption, const RMessagePtr2* aMessage);

	virtual TInt DoAllSubConnectionNotificationEnable();

	virtual TInt DoCancelAllSubConnectionNotification();

  	virtual void DoSendIoctlMessageL(const RMessage2& aMessage);

  	virtual void DoSendCancelIoctl();

	virtual TInt DoEnumerateSubConnectionsL(TUint& aCount);

	virtual TUint DoEnumerateClientsL(HBufC8*& aClientInfoBuffer, TEnumClients aClientType);

	virtual void DoConnectionControlActivityL( TControlActivity aControlActivity, const Meta::SMetaData* aData, const RMessagePtr2* aMessage );

	virtual CConnectionSettings& DoSettingsAccessL();

    CConnectionProvdBase* GetNifSession();

    void InitialiseL(CConnectionProvdBase* aStarterSession);

    void SetBlockProgressesL(CConnectionProvdBase* aStarterSession);

    void AddRefL(CConnectionSelectorShim* aSelector);

    void ReleaseRef(CConnectionSelectorShim* aSelector);    

private:

	CNifManSubConnectionShim* FindSubConnection(TSubConnectionUniqueId aId);

	void ReleaseRef();

private:

	CConnectionProvdBase *iProvider; // Enable access to 'old' NIFMAN layer

	CConnectionSettingsShim* iConnectionSettings;

	TUint iUsageProfile;

	RPointerArray<const CConnection> iConnections;

	// TInt iRefCount; //to keep a connection up while selection is going on

	RPointerArray<CNifManSubConnectionShim> iNifManSubConnections;

#ifdef SYMBIAN_NETWORKING_3GPPDEFAULTQOS

    TInt iSubConnectionType;

#endif // SYMBIAN_NETWORKING_3GPPDEFAULTQOS

	RPointerArray<CConnectionSelectorShim> iSelectors;

	TBool iHasAnyControlClientJoined:1;

	TBool iIsAlreadyUninitialised:1;

#ifdef SYMBIAN_NETWORKING_UMTSR5

	// The handle to the factory object that creates the CConnectionProviderShim

	CConnectionProviderFactoryShim *iFactoryShim;

#endif // #ifdef SYMBIAN_NETWORKING_UMTSR5

};

#endif

// __SS_SHIMCPR_H__