3 Copyright (C) 2002-2007 Guus Sliepen <guus@tinc-vpn.org>,
4 2002-2005 Ivo Timmermans
6 This program is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 2 of the License, or
9 (at your option) any later version.
11 This program is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with this program; if not, write to the Free Software
18 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
30 avl_tree_t *event_tree;
35 static int event_compare(const event_t *a, const event_t *b)
46 void init_events(void)
50 event_tree = avl_alloc_tree((avl_compare_t) event_compare, NULL);
53 void exit_events(void)
57 avl_delete_tree(event_tree);
60 void flush_events(void)
66 * Events can be inserted from event handlers, so only flush events
67 * already in the priority queue.
72 to_flush = event_tree;
74 while (to_flush->head) {
75 event = to_flush->head->data;
76 event->handler(event->data);
77 avl_delete(to_flush, event);
79 avl_delete_tree(to_flush);
82 event_t *new_event(void)
86 return xmalloc_and_zero(sizeof(event_t));
89 void free_event(event_t *event)
96 void event_add(event_t *event)
101 avl_insert(event_tree, event);
104 void event_del(event_t *event)
108 avl_delete(event_tree, event);
111 event_t *get_expired_event(void)
117 if(event_tree->head) {
118 event = event_tree->head->data;
120 if(event->time < now) {