prevent some compiler warnings
[poe-xs-queue-array.git] / queue.h
1 #ifndef XSQUEUE_H\r
2 #define XSQUEUE_H\r
3 \r
4 typedef unsigned pq_id_t;\r
5 typedef double pq_priority_t;\r
6 \r
7 /* an entry in the queue */\r
8 typedef struct {\r
9   pq_priority_t priority;\r
10   pq_id_t id;\r
11   SV *payload;\r
12 } pq_entry;\r
13 \r
14 typedef struct poe_queue_tag poe_queue;\r
15 \r
16 extern poe_queue *pq_create(void);\r
17 extern void\r
18 pq_delete(poe_queue *pq);\r
19 extern int\r
20 pq_enqueue(poe_queue *pq, pq_priority_t priority, SV *payload);\r
21 extern int\r
22 pq_get_item_count(poe_queue *pq);\r
23 extern int\r
24 pq_dequeue_next(poe_queue *pq, pq_priority_t *priority, pq_id_t *id, SV **payload);\r
25 extern int\r
26 pq_get_next_priority(poe_queue *pq, pq_priority_t *priority);\r
27 extern int\r
28 pq_remove_item(poe_queue *pq, pq_id_t id, SV *filter, pq_entry *removed);\r
29 extern int\r
30 pq_remove_items(poe_queue *pq, SV *filter, int max_count, pq_entry **entries);\r
31 extern int\r
32 pq_set_priority(poe_queue *pq, pq_id_t id, SV *filter, pq_priority_t new_priority);\r
33 extern int\r
34 pq_adjust_priority(poe_queue *pq, pq_id_t id, SV *filter, double delta, pq_priority_t *priority);\r
35 extern int\r
36 pq_peek_items(poe_queue *pq, SV *filter, int max_count, pq_entry **items);\r
37 extern void pq_dump(poe_queue *pq);\r
38 extern void pq_verify(poe_queue *pq);\r
39 \r
40 #endif\r