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/*
 *	Linux ethernet bridge
 *
 *	Authors:
 *	Lennert Buytenhek		<buytenh@gnu.org>
 *
 *	$Id: br_private_timer.h,v 1.1.1.1 2004-04-15 01:16:26 phoenix Exp $
 *
 *	This program is free software; you can redistribute it and/or
 *	modify it under the terms of the GNU General Public License
 *	as published by the Free Software Foundation; either version
 *	2 of the License, or (at your option) any later version.
 */
 
#ifndef _BR_PRIVATE_TIMER_H
#define _BR_PRIVATE_TIMER_H
 
struct br_timer
{
	int running;
	unsigned long expires;
};
 
extern __inline__ void br_timer_clear(struct br_timer *t)
{
	t->running = 0;
}
 
extern __inline__ unsigned long br_timer_get_residue(struct br_timer *t)
{
	if (t->running)
		return jiffies - t->expires;
 
	return 0;
}
 
extern __inline__ void br_timer_set(struct br_timer *t, unsigned long x)
{
	t->expires = x;
	t->running = 1;
}
 
extern __inline__ int br_timer_is_running(struct br_timer *t)
{
	return t->running;
}
 
extern __inline__ int br_timer_has_expired(struct br_timer *t, unsigned long to)
{
	return t->running && time_after_eq(jiffies, t->expires + to);
}
 
 
#endif