1*c17e6018SMatthew Dillon /* $FreeBSD: stable/10/usr.sbin/rtadvd/timer_subr.c 253970 2013-08-05 20:13:02Z hrs $ */
2*c17e6018SMatthew Dillon /* $KAME: timer.c,v 1.9 2002/06/10 19:59:47 itojun Exp $ */
3*c17e6018SMatthew Dillon
4*c17e6018SMatthew Dillon /*
5*c17e6018SMatthew Dillon * Copyright (C) 1998 WIDE Project.
6*c17e6018SMatthew Dillon * All rights reserved.
7*c17e6018SMatthew Dillon *
8*c17e6018SMatthew Dillon * Redistribution and use in source and binary forms, with or without
9*c17e6018SMatthew Dillon * modification, are permitted provided that the following conditions
10*c17e6018SMatthew Dillon * are met:
11*c17e6018SMatthew Dillon * 1. Redistributions of source code must retain the above copyright
12*c17e6018SMatthew Dillon * notice, this list of conditions and the following disclaimer.
13*c17e6018SMatthew Dillon * 2. Redistributions in binary form must reproduce the above copyright
14*c17e6018SMatthew Dillon * notice, this list of conditions and the following disclaimer in the
15*c17e6018SMatthew Dillon * documentation and/or other materials provided with the distribution.
16*c17e6018SMatthew Dillon * 3. Neither the name of the project nor the names of its contributors
17*c17e6018SMatthew Dillon * may be used to endorse or promote products derived from this software
18*c17e6018SMatthew Dillon * without specific prior written permission.
19*c17e6018SMatthew Dillon *
20*c17e6018SMatthew Dillon * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
21*c17e6018SMatthew Dillon * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22*c17e6018SMatthew Dillon * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23*c17e6018SMatthew Dillon * ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE
24*c17e6018SMatthew Dillon * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
25*c17e6018SMatthew Dillon * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
26*c17e6018SMatthew Dillon * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27*c17e6018SMatthew Dillon * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
28*c17e6018SMatthew Dillon * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
29*c17e6018SMatthew Dillon * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30*c17e6018SMatthew Dillon * SUCH DAMAGE.
31*c17e6018SMatthew Dillon */
32*c17e6018SMatthew Dillon
33*c17e6018SMatthew Dillon #include <sys/queue.h>
34*c17e6018SMatthew Dillon #include <sys/socket.h>
35*c17e6018SMatthew Dillon #include <syslog.h>
36*c17e6018SMatthew Dillon #include <stdio.h>
37*c17e6018SMatthew Dillon #include <inttypes.h>
38*c17e6018SMatthew Dillon #include <time.h>
39*c17e6018SMatthew Dillon
40*c17e6018SMatthew Dillon #include "timer.h"
41*c17e6018SMatthew Dillon #include "timer_subr.h"
42*c17e6018SMatthew Dillon
43*c17e6018SMatthew Dillon struct timespec *
rtadvd_timer_rest(struct rtadvd_timer * rat)44*c17e6018SMatthew Dillon rtadvd_timer_rest(struct rtadvd_timer *rat)
45*c17e6018SMatthew Dillon {
46*c17e6018SMatthew Dillon static struct timespec returnval, now;
47*c17e6018SMatthew Dillon
48*c17e6018SMatthew Dillon clock_gettime(CLOCK_MONOTONIC_FAST, &now);
49*c17e6018SMatthew Dillon if (TS_CMP(&rat->rat_tm, &now, <=)) {
50*c17e6018SMatthew Dillon syslog(LOG_DEBUG,
51*c17e6018SMatthew Dillon "<%s> a timer must be expired, but not yet",
52*c17e6018SMatthew Dillon __func__);
53*c17e6018SMatthew Dillon returnval.tv_sec = returnval.tv_nsec = 0;
54*c17e6018SMatthew Dillon }
55*c17e6018SMatthew Dillon else
56*c17e6018SMatthew Dillon TS_SUB(&rat->rat_tm, &now, &returnval);
57*c17e6018SMatthew Dillon
58*c17e6018SMatthew Dillon return (&returnval);
59*c17e6018SMatthew Dillon }
60*c17e6018SMatthew Dillon
61*c17e6018SMatthew Dillon char *
sec2str(uint32_t s,char * buf)62*c17e6018SMatthew Dillon sec2str(uint32_t s, char *buf)
63*c17e6018SMatthew Dillon {
64*c17e6018SMatthew Dillon uint32_t day;
65*c17e6018SMatthew Dillon uint32_t hour;
66*c17e6018SMatthew Dillon uint32_t min;
67*c17e6018SMatthew Dillon uint32_t sec;
68*c17e6018SMatthew Dillon char *p;
69*c17e6018SMatthew Dillon
70*c17e6018SMatthew Dillon min = s / 60;
71*c17e6018SMatthew Dillon sec = s % 60;
72*c17e6018SMatthew Dillon
73*c17e6018SMatthew Dillon hour = min / 60;
74*c17e6018SMatthew Dillon min = min % 60;
75*c17e6018SMatthew Dillon
76*c17e6018SMatthew Dillon day = hour / 24;
77*c17e6018SMatthew Dillon hour = hour % 24;
78*c17e6018SMatthew Dillon
79*c17e6018SMatthew Dillon p = buf;
80*c17e6018SMatthew Dillon if (day > 0)
81*c17e6018SMatthew Dillon p += sprintf(p, "%" PRIu32 "d", day);
82*c17e6018SMatthew Dillon if (hour > 0)
83*c17e6018SMatthew Dillon p += sprintf(p, "%" PRIu32 "h", hour);
84*c17e6018SMatthew Dillon if (min > 0)
85*c17e6018SMatthew Dillon p += sprintf(p, "%" PRIu32 "m", min);
86*c17e6018SMatthew Dillon
87*c17e6018SMatthew Dillon if ((p == buf) || (sec > 0 && p > buf))
88*c17e6018SMatthew Dillon sprintf(p, "%" PRIu32 "s", sec);
89*c17e6018SMatthew Dillon
90*c17e6018SMatthew Dillon return (buf);
91*c17e6018SMatthew Dillon }
92