IOPCUAClientDataAccessCallback.ReadCallback (METH)

METHOD ReadCallback : OpcUa_StatusCode

Called in response to OpcUaClient_Read

InOut:

Scope

Name

Type

Comment

Return

ReadCallback

OpcUa_StatusCode

Input

hConnection

RTS_IEC_HANDLE

The handle of the connection used to call read.

serviceResult

OpcUa_StatusCode

The result of the read service.

numOfValues

OpcUa_Int32

The number of requested values and available results.

pRequests

POINTER TO OpcUa_ReadValueId

The requested values to be read.

pValues

POINTER TO OpcUa_DataValue

The values actually read from the server.