Moving charon to libcharon.
[strongswan.git] / src / libcharon / plugins / updown / updown_plugin.c
1 /*
2 * Copyright (C) 2008 Martin Willi
3 * Hochschule fuer Technik Rapperswil
4 *
5 * This program is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License as published by the
7 * Free Software Foundation; either version 2 of the License, or (at your
8 * option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>.
9 *
10 * This program is distributed in the hope that it will be useful, but
11 * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
12 * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
13 * for more details.
14 */
15
16 #include "updown_plugin.h"
17 #include "updown_listener.h"
18
19 #include <daemon.h>
20
21 typedef struct private_updown_plugin_t private_updown_plugin_t;
22
23 /**
24 * private data of updown plugin
25 */
26 struct private_updown_plugin_t {
27
28 /**
29 * implements plugin interface
30 */
31 updown_plugin_t public;
32
33 /**
34 * Listener interface, listens to CHILD_SA state changes
35 */
36 updown_listener_t *listener;
37 };
38
39 /**
40 * Implementation of plugin_t.destroy
41 */
42 static void destroy(private_updown_plugin_t *this)
43 {
44 charon->bus->remove_listener(charon->bus, &this->listener->listener);
45 this->listener->destroy(this->listener);
46 free(this);
47 }
48
49 /*
50 * see header file
51 */
52 plugin_t *updown_plugin_create()
53 {
54 private_updown_plugin_t *this = malloc_thing(private_updown_plugin_t);
55
56 this->public.plugin.destroy = (void(*)(plugin_t*))destroy;
57
58 this->listener = updown_listener_create();
59 charon->bus->add_listener(charon->bus, &this->listener->listener);
60
61 return &this->public.plugin;
62 }
63