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/* $OpenBSD: timer.c,v 1.13 2016/09/13 10:49:52 mikeb Exp $ */
/*
* Copyright (c) 2010-2013 Reyk Floeter <reyk@openbsd.org>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#include <sys/queue.h>
#include <sys/socket.h>
#include <sys/uio.h>
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <string.h>
#include <errno.h>
#include <fcntl.h>
#include <ctype.h>
#include <event.h>
#include "iked.h"
void timer_callback(int, short, void *);
void
timer_set(struct iked *env, struct iked_timer *tmr,
void (*cb)(struct iked *, void *), void *arg)
{
if (evtimer_initialized(&tmr->tmr_ev) &&
evtimer_pending(&tmr->tmr_ev, NULL))
evtimer_del(&tmr->tmr_ev);
tmr->tmr_env = env;
tmr->tmr_cb = cb;
tmr->tmr_cbarg = arg;
evtimer_set(&tmr->tmr_ev, timer_callback, tmr);
}
void
timer_add(struct iked *env, struct iked_timer *tmr, int timeout)
{
struct timeval tv = { timeout };
evtimer_add(&tmr->tmr_ev, &tv);
}
void
timer_del(struct iked *env, struct iked_timer *tmr)
{
if (tmr->tmr_env == env && tmr->tmr_cb &&
evtimer_initialized(&tmr->tmr_ev))
evtimer_del(&tmr->tmr_ev);
}
void
timer_callback(int fd, short event, void *arg)
{
struct iked_timer *tmr = arg;
if (tmr->tmr_cb)
tmr->tmr_cb(tmr->tmr_env, tmr->tmr_cbarg);
}
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