git.scottworley.com Git - tattlekey/blob - client/press.h

   1 #ifndef SENDS_H
   2 #define SENDS_H
   3
   4 #include "pico/cyw43_arch.h"
   5 #include "pico/util/pheap.h"
   6
   7 typedef struct {
   8   uint32_t timestamp;
   9   u16_t seq;
  10   u8_t send_count;
  11 } press_t;
  12
  13 typedef struct {
  14   press_t *presses;
  15   pheap_t *sleeps_heap;
  16 } press_pile_t;
  17
  18 press_pile_t *create_press_pile();
  19
  20 /* Adds this press to the pile.
  21  * Copies the contents of `press`. */
  22 void add_press(press_pile_t *pp, press_t *press);
  23
  24 /* When do we next need to send something (in seconds since boot)?
  25  * Returns -1 if there's nothing pending. */
  26 int32_t next_scheduled_send(press_pile_t *pp);
  27
  28 /* Find a press ready for resend at or before `now`.
  29  * Move it out of the press-pile `pp` and into into `press`.
  30  * Or return false if there is no press due for re-send. */
  31 bool get_press_due_for_resend(press_pile_t *pp, uint32_t now, press_t *press);
  32
  33 #endif