implemented tnc-ifmap reload method
[strongswan.git] / src / libcharon / plugins / tnc_ifmap / tnc_ifmap_plugin.c
1 /*
2 * Copyright (C) 2011 Andreas Steffen
3 * HSR 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 "tnc_ifmap_plugin.h"
17 #include "tnc_ifmap_listener.h"
18
19 #include <daemon.h>
20
21 typedef struct private_tnc_ifmap_plugin_t private_tnc_ifmap_plugin_t;
22
23 /**
24 * private data of tnc_ifmap plugin
25 */
26 struct private_tnc_ifmap_plugin_t {
27
28 /**
29 * implements plugin interface
30 */
31 tnc_ifmap_plugin_t public;
32
33 /**
34 * Listener interface, listens to CHILD_SA state changes
35 */
36 tnc_ifmap_listener_t *listener;
37 };
38
39 METHOD(plugin_t, get_name, char*,
40 private_tnc_ifmap_plugin_t *this)
41 {
42 return "tnc-ifmap";
43 }
44
45 METHOD(plugin_t, reload, bool,
46 private_tnc_ifmap_plugin_t *this)
47 {
48 if (this->listener)
49 {
50 charon->bus->remove_listener(charon->bus, &this->listener->listener);
51 this->listener->destroy(this->listener);
52 }
53
54 this->listener = tnc_ifmap_listener_create();
55 if (!this->listener)
56 {
57 return FALSE;
58 }
59
60 charon->bus->add_listener(charon->bus, &this->listener->listener);
61 return TRUE;
62 }
63
64 METHOD(plugin_t, destroy, void,
65 private_tnc_ifmap_plugin_t *this)
66 {
67 if (this->listener)
68 {
69 charon->bus->remove_listener(charon->bus, &this->listener->listener);
70 this->listener->destroy(this->listener);
71 }
72 free(this);
73 }
74
75 /*
76 * see header file
77 */
78 plugin_t *tnc_ifmap_plugin_create()
79 {
80 private_tnc_ifmap_plugin_t *this;
81
82 INIT(this,
83 .public = {
84 .plugin = {
85 .get_name = _get_name,
86 .reload = _reload,
87 .destroy = _destroy,
88 },
89 },
90 .listener = tnc_ifmap_listener_create(),
91 );
92
93 if (this->listener)
94 {
95 charon->bus->add_listener(charon->bus, &this->listener->listener);
96 }
97 return &this->public.plugin;
98 }
99