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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