MdnsScanner.addMdnsResultReceiver()
DESCRIPTION
Add an mDNS result callback, invoked when an mDNS result is retrieved. Scan must be started separately (with start()).
DECLARATION
public func addMdnsResultReceiver(_ cb: MdnsResultReceiver)
PARAMETERS
cb:- An implementation of the MdnsResultReceiver protocol
THROWS ERRORS
INVALID_STATE:- if callback could not be added