221         let mi = MessageIntegrity(our_key);  in authenticate_request()  localVariable
222         if let Err(err) = mi.check(&mut m.clone()) {  in authenticate_request()
226             Ok(Some((username_attr, mi)))  in authenticate_request()
290             if let Some(mi) = self.authenticate_request(m, METHOD_ALLOCATE).await? {  in handle_allocate_request()
291                 mi  in handle_allocate_request()
558             if let Some(mi) = self.authenticate_request(m, METHOD_REFRESH).await? {  in handle_refresh_request()
559                 mi  in handle_refresh_request()
608             let (_, message_integrity) = if let Some(mi) = self  in handle_create_permission_request()
612                 mi  in handle_create_permission_request()
726                 if let Some(mi) = self.authenticate_request(m, METHOD_CHANNEL_BIND).await? {  in handle_channel_bind_request()
727                     mi  in handle_channel_bind_request()