uint32_t timestamp;
u16_t seq;
u8_t send_count;
-} send_t;
-
-uint32_t next_send(send_t *s);
+} press_t;
bool next_send_less_than(void *user_data, pheap_node_id_t a, pheap_node_id_t b);
-void create_send(send_t *sleeping_sends, pheap_t *sleeps_heap,
- uint32_t timestamp, u16_t seq);
+void create_press(press_t *presses, pheap_t *sleeps_heap, uint32_t timestamp,
+ u16_t seq);
+
+/* When do we next need to send something (in seconds since boot)?
+ * Returns -1 if there's nothing pending. */
+int32_t next_scheduled_send(press_t *presses, pheap_t *sleeps_heap);
#endif