-int app_worker_add_half_open (app_worker_t * app_wrk, transport_proto_t tp,
- session_handle_t ho_handle,
- session_handle_t wrk_handle);
-int app_worker_del_half_open (app_worker_t * app_wrk, transport_proto_t tp,
- session_handle_t ho_handle);
-u64 app_worker_lookup_half_open (app_worker_t * app_wrk, transport_proto_t tp,
- session_handle_t ho_handle);
+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);