typedef axl_bool(* VortexSaslAuthExternal)(VortexConnection *connection, const char *authorization_id)

Asynchronous notification to enable user space to accept or deny authentication for SASL EXTERNAL profile.

Functions using this handler are:

connection The connection where the request was received.
authorization_id The authorization id to authenticate.
axl_true to authenticate and allow request received or axl_false to deny it.