UaServerMonitoredItemManager

Functions
OpcUa_Void	UaServer_MonitoredItem_Clear (UaServer_MonitoredItem *a_pMonitoredItem)
	Clears the monitored item.
OpcUa_StatusCode OPCUA_DLLCALL	UaServer_MonitoredItemManager_TimerStoppedCallback (OpcUa_Void *a_pvCallbackData, OpcUa_Timer a_hTimer, OpcUa_UInt32 a_msecElapsed)
	A callback function for the timer.
OpcUa_StatusCode	UaServer_MonitoredItemManager_Initialize (OpcUa_Void)
	Initialising Sampling.
OpcUa_Void	UaServer_MonitoredItemManager_Cleanup (OpcUa_Void)
	Cleans up everything InitSampling has initialized.
IFMETHODIMP()	UaServer_Providers_ItemChanged (UaServer_MonitoredItem *a_pItem)
	Informs if an item has changed.
OpcUa_StatusCode	UaServer_MonitoredItemManager_AddMonitoredItem (UaServer_Subscription *a_pSubscription, UaServer_MonitoredItem *a_pMonitoredItem)
	Adds item that should be sampled.
UaServer_MonitoredItem *	UaServer_MonitoredItemManager_FindMonitoredItem (OpcUa_UInt32 a_uServerHandle, UaServer_Subscription *a_pSubscription)
	Find a monitored item based on server handle and subscription.
OpcUa_StatusCode	UaServer_MonitoredItemManager_RemoveMonitoredItem (OpcUa_UInt32 a_uServerHandle, UaServer_Subscription *a_pSubscription, UaServer_MonitoredItem **a_ppRet)
	Removes the item from the according sampling list.
OpcUa_Void	UaServer_MonitoredItemManager_LockList ()
	Locks the access to g_SamplingLists.
OpcUa_Void	UaServer_MonitoredItemManager_UnlockList ()
	Unlocks the access to g_SamplingLists.
UaServer_TurboList *	UaServer_MonitoredItemManager_GetList (UaServer_Subscription *a_pSubscription)
	Get the list with all monitored items.
Variables
OpcUa_Timer	g_hSamplingTimer
	Sampling Timer working with minimum sampling rate.

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Function Documentation

OpcUa_Void UaServer_MonitoredItem_Clear

(

UaServer_MonitoredItem *

a_pMonitoredItem

)

Clears the monitored item.

Parameters:

a_pMonitoredItem

a pointer to a monitored item.

OpcUa_StatusCode UaServer_MonitoredItemManager_AddMonitoredItem	(	UaServer_Subscription *	a_pSubscription,
		UaServer_MonitoredItem *	a_pMonitoredItem
	)

Adds item that should be sampled.

This functions sorts the item into the according sampling lists. You should lock the list before using this function with UaServer_Sampling_LockList.

Parameters:

	a_pSubscription	a pointer to the subscription structure.
	a_pMonitoredItem	a pointer to the monitored item.

Returns:

the OPC UA Status code.

OpcUa_Void UaServer_MonitoredItemManager_Cleanup

(

OpcUa_Void

)

Cleans up everything InitSampling has initialized.

What else?

UaServer_MonitoredItem* UaServer_MonitoredItemManager_FindMonitoredItem	(	OpcUa_UInt32	a_uServerHandle,
		UaServer_Subscription *	a_pSubscription
	)

Find a monitored item based on server handle and subscription.

Parameters:

	a_uServerHandle	a handle to the server.
	a_pSubscription	a pointer to the subscription structure.

Returns:

a monitored item based on server handle and subscription.

UaServer_TurboList* UaServer_MonitoredItemManager_GetList

(

UaServer_Subscription *

a_pSubscription

)

Get the list with all monitored items.

Parameters:

a_pSubscription

a pointer to the subscription structure.

Returns:

the monitored items.

OpcUa_StatusCode UaServer_MonitoredItemManager_Initialize

(

OpcUa_Void

)

Initialising Sampling.

This functions sets up configured sampling rates and system timer.

Returns:

the OPC UA Status code.

OpcUa_StatusCode UaServer_MonitoredItemManager_RemoveMonitoredItem	(	OpcUa_UInt32	a_uServerHandle,
		UaServer_Subscription *	a_pSubscription,
		UaServer_MonitoredItem **	a_ppRet
	)

Removes the item from the according sampling list.

Parameters:

	a_uServerHandle	a handle to the server.
	a_pSubscription	a pointer to the subscription structure.
	a_ppRet	a pointer to the return of the monitored item which will be removed.

Returns:

the OPC UA Status code.

OpcUa_StatusCode OPCUA_DLLCALL UaServer_MonitoredItemManager_TimerStoppedCallback	(	OpcUa_Void *	a_pvCallbackData,
		OpcUa_Timer	a_hTimer,
		OpcUa_UInt32	a_msecElapsed
	)

A callback function for the timer.

Parameters:

	a_pvCallbackData	the actual callback data.
	a_hTimer	the value of the timer.
	a_msecElapsed	the elapsed msec for this operation.

Returns:

the OPC UA Status code. A callback function for the timer which indicates if the timer stopped or not.

Parameters:

	a_pvCallbackData	the actual callback data.
	a_hTimer	the value of the timer.
	a_msecElapsed	the elapsed msec for this operation.

Returns:

the OPC UA Status code.

IFMETHODIMP() UaServer_Providers_ItemChanged

(

UaServer_MonitoredItem *

a_pItem

)

Informs if an item has changed.

Parameters:

a_pItem

the item which has changed.

Returns:

the changed item.