src/util/timer.h (raw)
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/**************************************************************************
*
* Copyright (C) 2009 Andreas.Fink (Andreas.Fink85@gmail.com)
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License version 2
* as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
**************************************************************************/
#ifndef TIMER_H
#define TIMER_H
#include <glib.h>
extern GSList* timeout_list;
extern struct timeval next_timeout;
struct timeout {
int interval_msec;
struct timespec timeout_expires;
void (*_callback)();
void* arg;
};
// timer functions
/** installs a timeout with the first timeout of 'value_msec' and then a periodic timeout with
* 'interval_msec'. '_callback' is the callback function when the timer reaches the timeout.
* returns a pointer to the timeout, which is needed for stopping it again **/
const struct timeout* add_timeout(int value_msec, int interval_msec, void (*_callback)(void*), void* arg);
void change_timeout(const struct timeout* t, int value_msec, int interval_msec, void (*_callback)(void*), void* arg);
/** stops the timeout 't' **/
void stop_timeout(const struct timeout* t);
/** stops all timeouts **/
void stop_all_timeouts();
void update_next_timeout();
void callback_timeout_expired();
#endif // TIMER_H
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