// A struct to allow both single event and combination events to be passed for requesting

// notification.  This effectively moves the cast to a TInt to below the API rather than

// being required by the client.

struct TNotifyEvent

public:

	TNotifyEvent(TBTPhysicalLinkStateNotifier aSingleEvent) : iEvent(aSingleEvent) {};

	TNotifyEvent(TBTPhysicalLinkStateNotifierCombinations aComboEvent) : iEvent(aComboEvent) {};

	TInt NotifyEvent() const {return iEvent;};

private:

	TInt iEvent;

	};

NONSHARABLE_CLASS(CPhysicalLinkHelper) : public CBase, public MSocketNotify

	{

public:

	~CPhysicalLinkHelper();

	virtual void StartHelper() = 0;

protected:

	CPhysicalLinkHelper(CPhysicalLinksManager& aLinkMgr, CPhysicalLink& aLink);

	void BaseConstructL();

	void QueueTimer(TTimeIntervalMicroSeconds32 aTimerVal);

	void RemoveTimer();

	void NotifyBasebandEvent(TNotifyEvent aEvent);

	void CancelNotify();

	TBool IsEPRSupported() const;

	virtual void TimerExpired() = 0;

	virtual void HandleError(TInt aError) = 0;

	virtual void EventReceived(TBTBasebandEventNotification& aEvent) = 0;

	static TInt EventReceivedCallBack(TAny* aThis);

	void DoEventReceivedCallBack();

	static TInt TimerExpiredCallBack(TAny* aThis);

	void DoTimerExpiredCallBack();

protected:

	CPhysicalLinksManager&			iLinkMgr;

	CPhysicalLink&					iLink;

private:

	// Async Callback to notify baseband event received.

	CAsyncCallBack*					iEventReceivedCallBack;

	TBTBasebandEventNotification	iBasebandEvent;

	CBTProxySAP*					iBTProxySAP;  

	TDeltaTimerEntry				iTimerEntry;

inline const TBTDevAddr& CPhysicalLinkHelper::BDAddr() const