1c91307af2622f6625525f3c1f9c954376df950adChia-chi Yeh/* $NetBSD: schedule.h,v 1.4.6.1 2007/03/21 14:29:48 vanhu Exp $ */ 20a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang 30a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang/* Id: schedule.h,v 1.5 2006/05/03 21:53:42 vanhu Exp */ 40a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang 50a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang/* 60a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang * Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project. 70a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang * All rights reserved. 80a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang * 90a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang * Redistribution and use in source and binary forms, with or without 100a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang * modification, are permitted provided that the following conditions 110a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang * are met: 120a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang * 1. Redistributions of source code must retain the above copyright 130a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang * notice, this list of conditions and the following disclaimer. 140a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang * 2. Redistributions in binary form must reproduce the above copyright 150a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang * notice, this list of conditions and the following disclaimer in the 160a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang * documentation and/or other materials provided with the distribution. 170a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang * 3. Neither the name of the project nor the names of its contributors 180a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang * may be used to endorse or promote products derived from this software 190a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang * without specific prior written permission. 200a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang * 210a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND 220a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 230a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 240a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang * ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE 250a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 260a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 270a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 280a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 290a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 300a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 310a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang * SUCH DAMAGE. 320a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang */ 330a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang 340a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang#ifndef _SCHEDULE_H 350a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang#define _SCHEDULE_H 360a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang 370a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang#include <sys/queue.h> 380a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang#include "gnuc.h" 390a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang 400a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang/* scheduling table */ 410a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang/* the head is the nearest event. */ 420a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wangstruct sched { 43c91307af2622f6625525f3c1f9c954376df950adChia-chi Yeh time_t xtime; /* event time which is as time(3). */ 44c91307af2622f6625525f3c1f9c954376df950adChia-chi Yeh /* 45c91307af2622f6625525f3c1f9c954376df950adChia-chi Yeh * if defined FIXY2038PROBLEM, this time 46c91307af2622f6625525f3c1f9c954376df950adChia-chi Yeh * is from the time when called sched_init(). 47c91307af2622f6625525f3c1f9c954376df950adChia-chi Yeh */ 48c91307af2622f6625525f3c1f9c954376df950adChia-chi Yeh void (*func) __P((void *)); /* call this function when timeout. */ 49c91307af2622f6625525f3c1f9c954376df950adChia-chi Yeh void *param; /* pointer to parameter */ 50c91307af2622f6625525f3c1f9c954376df950adChia-chi Yeh 51c91307af2622f6625525f3c1f9c954376df950adChia-chi Yeh int dead; /* dead or alive */ 52c91307af2622f6625525f3c1f9c954376df950adChia-chi Yeh long id; /* for debug */ 53c91307af2622f6625525f3c1f9c954376df950adChia-chi Yeh time_t created; /* for debug */ 54c91307af2622f6625525f3c1f9c954376df950adChia-chi Yeh time_t tick; /* for debug */ 55c91307af2622f6625525f3c1f9c954376df950adChia-chi Yeh 560a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang TAILQ_ENTRY(sched) chain; 570a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang}; 580a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang 59c91307af2622f6625525f3c1f9c954376df950adChia-chi Yeh/* cancel schedule */ 60c91307af2622f6625525f3c1f9c954376df950adChia-chi Yeh#define SCHED_KILL(s) \ 61c91307af2622f6625525f3c1f9c954376df950adChia-chi Yehdo { \ 62c91307af2622f6625525f3c1f9c954376df950adChia-chi Yeh if(s != NULL){ \ 63c91307af2622f6625525f3c1f9c954376df950adChia-chi Yeh sched_kill(s); \ 64c91307af2622f6625525f3c1f9c954376df950adChia-chi Yeh s = NULL; \ 65c91307af2622f6625525f3c1f9c954376df950adChia-chi Yeh }\ 66c91307af2622f6625525f3c1f9c954376df950adChia-chi Yeh} while(0) 67c91307af2622f6625525f3c1f9c954376df950adChia-chi Yeh 68c91307af2622f6625525f3c1f9c954376df950adChia-chi Yeh/* must be called after it's called from scheduler. */ 69c91307af2622f6625525f3c1f9c954376df950adChia-chi Yeh#define SCHED_INIT(s) (s) = NULL 700a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang 710a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wangstruct scheddump { 720a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang time_t xtime; 730a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang long id; 740a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang time_t created; 750a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang time_t tick; 760a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang}; 770a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang 780a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wangstruct timeval *schedular __P((void)); 79c91307af2622f6625525f3c1f9c954376df950adChia-chi Yehstruct sched *sched_new __P((time_t, void (*func) __P((void *)), void *)); 80c91307af2622f6625525f3c1f9c954376df950adChia-chi Yehvoid sched_kill __P((struct sched *)); 810a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wangint sched_dump __P((caddr_t *, int *)); 820a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wangvoid sched_init __P((void)); 83c91307af2622f6625525f3c1f9c954376df950adChia-chi Yehvoid sched_scrub_param __P((void *)); 840a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang 850a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang#endif /* _SCHEDULE_H */ 86