third_party_nghttp2/lib/spdylay_pq.h

57 lines
1.7 KiB
C

/*
* Spdylay - SPDY Library
*
* Copyright (c) 2012 Tatsuhiro Tsujikawa
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
#ifndef SPDYLAY_PQ_H
#define SPDYLAY_PQ_H
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif /* HAVE_CONFIG_H */
#include <spdylay/spdylay.h>
#include "spdylay_int.h"
/* Implementation of priority queue */
typedef struct {
void **q;
size_t length;
size_t capacity;
spdylay_compar compar;
} spdylay_pq;
int spdylay_pq_init(spdylay_pq *pq, spdylay_compar cmp);
void spdylay_pq_free(spdylay_pq *pq);
int spdylay_pq_push(spdylay_pq *pq, void *item);
void* spdylay_pq_top(spdylay_pq *pq);
void spdylay_pq_pop(spdylay_pq *pq);
int spdylay_pq_empty(spdylay_pq *pq);
#endif /* SPDYLAY_PQ_H */