awCancelCallbackForSubId

BrokerError awCancelCallbackForSubId(
BrokerClient client,
int sub_id);

client	The Broker client whose callback operation is to be cancelled.
sub_id	The subscription identifier whose callback function is to be cancelled.

Cancels the callback function for the specified subscription ID for this Broker client.

Possible BrokerError major codes	Meaning
AW_ERROR_INVALID_CLIENT	The client has been destroyed or disconnected.