+ session_error_t err, u32 opaque);
+int app_worker_add_half_open (app_worker_t *app_wrk, session_handle_t sh);
+int app_worker_del_half_open (app_worker_t *app_wrk, session_t *s);
+int app_worker_close_notify (app_worker_t * app_wrk, session_t * s);
+int app_worker_transport_closed_notify (app_worker_t * app_wrk,
+ session_t * s);
+int app_worker_reset_notify (app_worker_t * app_wrk, session_t * s);
+int app_worker_cleanup_notify (app_worker_t * app_wrk, session_t * s,
+ session_cleanup_ntf_t ntf);
+int app_worker_cleanup_notify_custom (app_worker_t *app_wrk, session_t *s,
+ session_cleanup_ntf_t ntf,
+ void (*cleanup_cb) (session_t *s));
+int app_worker_migrate_notify (app_worker_t * app_wrk, session_t * s,
+ session_handle_t new_sh);
+int app_worker_rx_notify (app_worker_t *app_wrk, session_t *s);
+int app_worker_session_fifo_tuning (app_worker_t * app_wrk, session_t * s,
+ svm_fifo_t * f,
+ session_ft_action_t act, u32 len);
+void app_worker_add_event (app_worker_t *app_wrk, session_t *s,
+ session_evt_type_t evt_type);
+void app_worker_add_event_custom (app_worker_t *app_wrk, u32 thread_index,
+ session_event_t *evt);
+int app_wrk_flush_wrk_events (app_worker_t *app_wrk, u32 thread_index);
+void app_worker_del_all_events (app_worker_t *app_wrk);