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/* SPDX-License-Identifier: LGPL-2.1+ */
#pragma once
/***
This file is part of systemd.
Copyright 2013 Lennart Poettering
***/
#include <stdbool.h>
#include "hashmap.h"
#include "macro.h"
typedef struct Prioq Prioq;
#define PRIOQ_IDX_NULL ((unsigned) -1)
Prioq *prioq_new(compare_func_t compare);
Prioq *prioq_free(Prioq *q);
int prioq_ensure_allocated(Prioq **q, compare_func_t compare_func);
int prioq_put(Prioq *q, void *data, unsigned *idx);
int prioq_remove(Prioq *q, void *data, unsigned *idx);
int prioq_reshuffle(Prioq *q, void *data, unsigned *idx);
void *prioq_peek(Prioq *q) _pure_;
void *prioq_pop(Prioq *q);
unsigned prioq_size(Prioq *q) _pure_;
bool prioq_isempty(Prioq *q) _pure_;
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