EVT_BACNET_CHANGE_OF_VALUE (STRUCT)ΒΆ

TYPE EVT_BACNET_CHANGE_OF_VALUE : STRUCT

Callback to give user access to BACnet server API internal generated change of value notifications.

An application may register a callback for internal generated change of value notifications by a call to ::BACnetSetHook(). This callback will be called every time that an change of value notification is generated by some API internal process.

::BACNET_CB_STATUS The application can suppress the sending by returning an other value than CB_STATUS_OK.

InOut:

Name

Type

Comment

pCBStatus

POINTER TO IEC_BACNET_CB_STATUS

CB-Status returned for the event. CB_STATUS_DEFAULT: The hook did not handle the requests - the BACnet API stack default actions should handle the request. CB_STATUS_OK: The hook completed successfully.

pCovInfo

POINTER TO IEC_BACNET_COV_NOTIF_INFO

A pointer to a structure which contains all information for the change of value notification to be sent.