| | 1 | #ifndef SENDS_H |
| | 2 | #define SENDS_H |
| | 3 | |
| | 4 | #include "pico/cyw43_arch.h" |
| | 5 | #include "pico/util/pheap.h" |
| | 6 | #include "pico/util/queue.h" |
| | 7 | |
| | 8 | typedef struct { |
| | 9 | uint32_t timestamp; |
| | 10 | u16_t seq; |
| | 11 | u8_t send_count; |
| | 12 | } press_t; |
| | 13 | |
| | 14 | typedef struct { |
| | 15 | /* Queues of various sizes that hold presses. There is one queue for each |
| | 16 | * send_count. */ |
| | 17 | queue_t *presses; |
| | 18 | |
| | 19 | /* Tracks when each queue will be next ready-to-send. Empty queues are not in |
| | 20 | * the heap. */ |
| | 21 | pheap_t *sleeps_heap; |
| | 22 | |
| | 23 | /* The companion-array for the heap. */ |
| | 24 | queue_t **sleeps; |
| | 25 | |
| | 26 | } press_pile_t; |
| | 27 | |
| | 28 | press_pile_t *create_press_pile(); |
| | 29 | |
| | 30 | /* Adds this press to the pile. |
| | 31 | * Copies the contents of `press`. */ |
| | 32 | void add_press(press_pile_t *pp, press_t *press); |
| | 33 | |
| | 34 | /* When do we next need to send something (in seconds since boot)? |
| | 35 | * Returns -1 if there's nothing pending. */ |
| | 36 | int32_t next_scheduled_send(press_pile_t *pp); |
| | 37 | |
| | 38 | /* Find a press ready for resend at or before `now`. |
| | 39 | * Move it out of the press-pile `pp` and into into `press`. |
| | 40 | * Or return false if there is no press due for re-send. */ |
| | 41 | bool get_press_due_for_resend(press_pile_t *pp, uint32_t now, press_t *press); |
| | 42 | |
| | 43 | #endif |
projects / tattlekey / blame_incremental