Gocator API

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kStatus GoControl_SetCancelHandler | ( | GoControl | control,
|  | kCallbackFx | function,
|  | kPointer | receiver
| ) |  |

Sets an I/O cancellation query handler for this control object.

The I/O cancellation query handler will be polled periodically when I/O is blocked for a non-negligible amount of time. If the cancellation handler returns kERROR_ABORT, ongoing communication will be terminated.

Version
  Introduced in firmware 4.0.10.27

Parameters

  control | Control object.
  function | I/O cancellation callback function (or kNULL to unregister).
  receiver | Receiver argument for callback.

Returns
  Operation status.