charon-nm: Set DPD/close action to restart and enable indefinite keying tries
[strongswan.git] / src / libcharon / plugins / unity / unity_plugin.c
1 /*
2 * Copyright (C) 2012 Martin Willi
3 * Copyright (C) 2012 revosec AG
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 "unity_plugin.h"
17 #include "unity_handler.h"
18 #include "unity_narrow.h"
19 #include "unity_provider.h"
20
21 #include <daemon.h>
22
23 typedef struct private_unity_plugin_t private_unity_plugin_t;
24
25 /**
26 * private data of unity_plugin
27 */
28 struct private_unity_plugin_t {
29
30 /**
31 * public functions
32 */
33 unity_plugin_t public;
34
35 /**
36 * Handler for UNITY configuration attributes
37 */
38 unity_handler_t *handler;
39
40 /**
41 * Responder Unity configuration attribute provider
42 */
43 unity_provider_t *provider;
44
45 /**
46 * Traffic selector narrower, for Unity Split-Includes
47 */
48 unity_narrow_t *narrower;
49 };
50
51 METHOD(plugin_t, get_name, char*,
52 private_unity_plugin_t *this)
53 {
54 return "unity";
55 }
56
57 /**
58 * Register listener
59 */
60 static bool plugin_cb(private_unity_plugin_t *this,
61 plugin_feature_t *feature, bool reg, void *cb_data)
62 {
63 if (reg)
64 {
65 charon->attributes->add_handler(charon->attributes,
66 &this->handler->handler);
67 charon->attributes->add_provider(charon->attributes,
68 &this->provider->provider);
69 charon->bus->add_listener(charon->bus, &this->narrower->listener);
70 }
71 else
72 {
73 charon->bus->remove_listener(charon->bus, &this->narrower->listener);
74 charon->attributes->remove_handler(charon->attributes,
75 &this->handler->handler);
76 charon->attributes->remove_provider(charon->attributes,
77 &this->provider->provider);
78
79 }
80 return TRUE;
81 }
82
83 METHOD(plugin_t, get_features, int,
84 private_unity_plugin_t *this, plugin_feature_t *features[])
85 {
86 static plugin_feature_t f[] = {
87 PLUGIN_CALLBACK((plugin_feature_callback_t)plugin_cb, NULL),
88 PLUGIN_PROVIDE(CUSTOM, "unity"),
89 };
90 *features = f;
91 return countof(f);
92 }
93
94 METHOD(plugin_t, destroy, void,
95 private_unity_plugin_t *this)
96 {
97 this->narrower->destroy(this->narrower);
98 this->handler->destroy(this->handler);
99 this->provider->destroy(this->provider);
100 free(this);
101 }
102
103 /*
104 * see header file
105 */
106 plugin_t *unity_plugin_create()
107 {
108 private_unity_plugin_t *this;
109
110 INIT(this,
111 .public = {
112 .plugin = {
113 .get_name = _get_name,
114 .get_features = _get_features,
115 .destroy = _destroy,
116 },
117 },
118 .handler = unity_handler_create(),
119 .provider = unity_provider_create(),
120 );
121 this->narrower = unity_narrow_create(this->handler);
122
123 return &this->public.plugin;
124 }