1 /* SPDX-License-Identifier: LGPL-2.1+ */
9 typedef struct Prioq Prioq;
11 #define PRIOQ_IDX_NULL ((unsigned) -1)
13 Prioq *prioq_new(compare_func_t compare);
14 Prioq *prioq_free(Prioq *q);
15 int prioq_ensure_allocated(Prioq **q, compare_func_t compare_func);
17 int prioq_put(Prioq *q, void *data, unsigned *idx);
18 int prioq_remove(Prioq *q, void *data, unsigned *idx);
19 int prioq_reshuffle(Prioq *q, void *data, unsigned *idx);
21 void *prioq_peek(Prioq *q) _pure_;
22 void *prioq_pop(Prioq *q);
24 unsigned prioq_size(Prioq *q) _pure_;
25 bool prioq_isempty(Prioq *q) _pure_;