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sysadm |
1.1 |
/*
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* Copyright (C) 1999,2000 Ross Combs (rocombs@cs.nmsu.edu)
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* Copyright (C) 2004 Dizzy (dizzy@roedu.net)
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#define TIMER_INTERNAL_ACCESS
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#include "common/setup_before.h"
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#ifdef STDC_HEADERS
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# include <stdlib.h>
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#else
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# ifdef HAVE_MALLOC_H
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# include <malloc.h>
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# endif
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#endif
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#include "common/elist.h"
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#include "connection.h"
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#include "common/eventlog.h"
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#include "common/xalloc.h"
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#include "timer.h"
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#include "common/setup_after.h"
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static t_elist timerlist_head;
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extern int timerlist_add_timer(t_connection * owner, time_t when, t_timer_cb cb, t_timer_data data)
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{
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t_timer * timer, *ctimer;
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t_elist * curr;
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if (!owner)
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{
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eventlog(eventlog_level_error,__FUNCTION__,"got NULL owner");
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return -1;
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}
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timer = xmalloc(sizeof(t_timer));
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timer->owner = owner;
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timer->when = when;
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timer->cb = cb;
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timer->data = data;
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/* try to preserve a when based order */
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elist_for_each(curr,&timerlist_head)
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{
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ctimer = elist_entry(curr,t_timer,timers);
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if (ctimer->when > when) break;
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}
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elist_add_tail(curr, &timer->timers);
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/* add it to the t_conn timers list */
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elist_add_tail(conn_get_timer(owner), &timer->owners);
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return 0;
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}
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extern int timerlist_del_all_timers(t_connection * owner)
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{
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t_elist * curr, *save;
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t_timer * timer;
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if (!owner)
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{
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eventlog(eventlog_level_error,__FUNCTION__,"got NULL owner");
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return -1;
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}
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elist_for_each_safe(curr,conn_get_timer(owner),save)
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{
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timer = elist_entry(curr, t_timer, owners);
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if (timer->cb)
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timer->cb(timer->owner,(time_t)0,timer->data);
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elist_del(&timer->owners);
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elist_del(&timer->timers);
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xfree((void*)timer);
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}
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return 0;
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}
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extern int timerlist_check_timers(time_t when)
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{
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t_elist * curr, *save;
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t_timer * timer;
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elist_for_each_safe(curr,&timerlist_head,save)
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{
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timer = elist_entry(curr,t_timer,timers);
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if (timer->owner && timer->when<when)
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{
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if (timer->cb)
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timer->cb(timer->owner,timer->when,timer->data);
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elist_del(&timer->owners);
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elist_del(&timer->timers);
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xfree((void*)timer);
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} else break; /* beeing sorted there is no need to go beyond this point */
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}
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return 0;
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}
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extern int timerlist_create(void)
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{
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elist_init(&timerlist_head);
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return 0;
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}
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extern int timerlist_destroy(void)
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{
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t_elist * curr, *save;
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t_timer * timer;
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elist_for_each_safe(curr,&timerlist_head,save)
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{
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timer = elist_entry(curr,t_timer,timers);
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elist_del(&timer->owners);
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elist_del(&timer->timers);
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xfree((void*)timer);
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}
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elist_init(&timerlist_head);
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return 0;
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}
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