libosmocore  0.6.3
Osmocom core library
timer.h
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1 /*
2  * (C) 2008, 2009 by Holger Hans Peter Freyther <zecke@selfish.org>
3  * All Rights Reserved
4  *
5  * This program is free software; you can redistribute it and/or modify
6  * it under the terms of the GNU General Public License as published by
7  * the Free Software Foundation; either version 2 of the License, or
8  * (at your option) any later version.
9  *
10  * This program is distributed in the hope that it will be useful,
11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13  * GNU General Public License for more details.
14  *
15  * You should have received a copy of the GNU General Public License along
16  * with this program; if not, write to the Free Software Foundation, Inc.,
17  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
18  *
19  */
20 
29 #ifndef TIMER_H
30 #define TIMER_H
31 
32 #include <sys/time.h>
33 
34 #include <osmocom/core/linuxlist.h>
35 #include <osmocom/core/linuxrbtree.h>
36 
55  struct rb_node node;
56  struct llist_head list;
57  struct timeval timeout;
58  unsigned int active : 1;
60  void (*cb)(void*);
61  void *data;
62 };
63 
68 void osmo_timer_add(struct osmo_timer_list *timer);
69 
70 void osmo_timer_schedule(struct osmo_timer_list *timer, int seconds, int microseconds);
71 
72 void osmo_timer_del(struct osmo_timer_list *timer);
73 
74 int osmo_timer_pending(struct osmo_timer_list *timer);
75 
76 int osmo_timer_remaining(const struct osmo_timer_list *timer,
77  const struct timeval *now,
78  struct timeval *remaining);
79 /*
80  * internal timer list management
81  */
82 struct timeval *osmo_timers_nearest(void);
83 void osmo_timers_prepare(void);
84 int osmo_timers_update(void);
85 int osmo_timers_check(void);
86 
89 #endif