timer.h revision 330449 
1/*-
2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
3 *
4 * Copyright (c) 1996 - 2001 Brian Somers <brian@Awfulhak.org>
5 *          based on work by Toshiharu OHNO <tony-o@iij.ad.jp>
6 *                           Internet Initiative Japan, Inc (IIJ)
7 * All rights reserved.
8 *
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions
11 * are met:
12 * 1. Redistributions of source code must retain the above copyright
13 *    notice, this list of conditions and the following disclaimer.
14 * 2. Redistributions in binary form must reproduce the above copyright
15 *    notice, this list of conditions and the following disclaimer in the
16 *    documentation and/or other materials provided with the distribution.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
19 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
22 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
23 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
24 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
25 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
26 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
27 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
28 * SUCH DAMAGE.
29 *
30 * $FreeBSD: stable/11/usr.sbin/ppp/timer.h 330449 2018-03-05 07:26:05Z eadler $
31 */
32
33#define	TICKUNIT	100000			/* usec's per Unit */
34#define	SECTICKS	(1000000/TICKUNIT)	/* Units per second */
35
36struct pppTimer {
37  int state;
38  const char *name;
39  u_long rest;			/* Ticks to expire */
40  u_long load;			/* Initial load value */
41  void (*func)(void *);		/* Function called when timer is expired */
42  void *arg;			/* Argument passed to timeout function */
43  struct pppTimer *next;	/* Link to next timer */
44  struct pppTimer *enext;	/* Link to next expired timer */
45};
46
47#define	TIMER_STOPPED	0
48#define	TIMER_RUNNING	1
49#define	TIMER_EXPIRED	2
50
51struct prompt;
52
53extern void timer_Start(struct pppTimer *);
54extern void timer_Stop(struct pppTimer *);
55extern void timer_InitService(int);
56extern void timer_TermService(void);
57extern void timer_Show(int LogLevel, struct prompt *);
58