This synchronous function specifies the update methods that the server supports.
It returns an enumerator as falsely defined in the specification, allowing only the indication of one capability. There is a method overload returning a bit mask.
Syntax
| Visual Basic (Declaration) | |
|---|---|
Public Overloads Function QueryCapabilities( _ ByRef capabilities As OPCHDA.NET.OPCHDA_UPDATECAPABILITIES _ ) As Integer | |
| C# | |
|---|---|
public int QueryCapabilities( out OPCHDA.NET.OPCHDA_UPDATECAPABILITIES capabilities ) | |
Parameters
- capabilities
- OUT: The methods supported by the interface.
Return Value
S_OK, E_NOTIMPL, E_INVALIDARG, E_FAILRequirements
Target Platforms: Windows 7/8/10, Windows Server 2008/2012/2016, .NET 4.x