/* * Copyright (C) 1999,2000  Ross Combs (rocombs@cs.nmsu.edu) * Copyright (C) 2004 Dizzy  * * 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. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA. */#define TIMER_INTERNAL_ACCESS#include "common/setup_before.h"#ifdef STDC_HEADERS# include <stdlib.h>#else# ifdef HAVE_MALLOC_H#  include <malloc.h># endif#endif#include "common/elist.h"#include "connection.h"#include "common/eventlog.h"#include "common/xalloc.h"#include "timer.h"#include "common/setup_after.h"static t_elist timerlist_head;extern int timerlist_add_timer(t_connection * owner, time_t when, t_timer_cb cb, t_timer_data data){    t_timer * timer, *ctimer;    t_elist * curr;    if (!owner)    {	eventlog(eventlog_level_error,__FUNCTION__,"got NULL owner");	return -1;    }        timer = xmalloc(sizeof(t_timer));    timer->owner = owner;    timer->when  = when;    timer->cb    = cb;    timer->data  = data;    /* try to preserve a when based order */    elist_for_each(curr,&timerlist_head)    {	ctimer = elist_entry(curr,t_timer,timers);	if (ctimer->when > when) break;    }    elist_add_tail(curr, &timer->timers);    /* add it to the t_conn timers list */    elist_add_tail(conn_get_timer(owner), &timer->owners);    return 0;}extern int timerlist_del_all_timers(t_connection * owner){    t_elist * curr, *save;    t_timer * timer;    if (!owner)    {	eventlog(eventlog_level_error,__FUNCTION__,"got NULL owner");	return -1;    }    elist_for_each_safe(curr,conn_get_timer(owner),save)    {	timer = elist_entry(curr, t_timer, owners);	if (timer->cb)	    timer->cb(timer->owner,(time_t)0,timer->data);	elist_del(&timer->owners);	elist_del(&timer->timers);	xfree((void*)timer);    }    return 0;}extern int timerlist_check_timers(time_t when){    t_elist * curr, *save;    t_timer * timer;    elist_for_each_safe(curr,&timerlist_head,save)    {	timer = elist_entry(curr,t_timer,timers);	if (timer->owner && timer->when<when)	{	    if (timer->cb)		timer->cb(timer->owner,timer->when,timer->data);	    elist_del(&timer->owners);	    elist_del(&timer->timers);	    xfree((void*)timer);	} else break; /* beeing sorted there is no need to go beyond this point */    }    return 0;}extern int timerlist_create(void){    elist_init(&timerlist_head);    return 0;}extern int timerlist_destroy(void){    t_elist * curr, *save;    t_timer * timer;        elist_for_each_safe(curr,&timerlist_head,save)    {        timer = elist_entry(curr,t_timer,timers);	elist_del(&timer->owners);	elist_del(&timer->timers);	xfree((void*)timer);    }    elist_init(&timerlist_head);        return 0;}