-uint16_t ssows_deq(void *port, struct rte_event *ev, uint64_t timeout_ticks);
-uint16_t ssows_deq_burst(void *port, struct rte_event ev[],
- uint16_t nb_events, uint64_t timeout_ticks);
-uint16_t ssows_deq_timeout(void *port, struct rte_event *ev,
- uint64_t timeout_ticks);
-uint16_t ssows_deq_timeout_burst(void *port, struct rte_event ev[],
- uint16_t nb_events, uint64_t timeout_ticks);
-void ssows_flush_events(struct ssows *ws, uint8_t queue_id);
+typedef void (*ssows_handle_event_t)(void *arg, struct rte_event ev);
+void ssows_flush_events(struct ssows *ws, uint8_t queue_id,
+ ssows_handle_event_t fn, void *arg);