7d719d0f8006a3595dcdea511c70676ca1095b6f
[strongswan.git] / src / libhydra / plugins / attr / attr_plugin.c
1 /*
2 * Copyright (C) 2009 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 "attr_plugin.h"
17 #include "attr_provider.h"
18
19 #include <hydra.h>
20
21 typedef struct private_attr_plugin_t private_attr_plugin_t;
22
23 /**
24 * private data of attr plugin
25 */
26 struct private_attr_plugin_t {
27
28 /**
29 * implements plugin interface
30 */
31 attr_plugin_t public;
32
33 /**
34 * CFG attributes provider
35 */
36 attr_provider_t *provider;
37 };
38
39 METHOD(plugin_t, get_name, char*,
40 private_attr_plugin_t *this)
41 {
42 return "attr";
43 }
44
45 /**
46 * Register provider
47 */
48 static bool plugin_cb(private_attr_plugin_t *this,
49 plugin_feature_t *feature, bool reg, void *cb_data)
50 {
51 if (reg)
52 {
53 hydra->attributes->add_provider(hydra->attributes,
54 &this->provider->provider);
55 }
56 else
57 {
58 hydra->attributes->remove_provider(hydra->attributes,
59 &this->provider->provider);
60 }
61 return TRUE;
62 }
63
64 METHOD(plugin_t, get_features, int,
65 private_attr_plugin_t *this, plugin_feature_t *features[])
66 {
67 static plugin_feature_t f[] = {
68 PLUGIN_CALLBACK((plugin_feature_callback_t)plugin_cb, NULL),
69 PLUGIN_PROVIDE(CUSTOM, "attr"),
70 };
71 *features = f;
72 return countof(f);
73 }
74
75 METHOD(plugin_t, reload, bool,
76 private_attr_plugin_t *this)
77 {
78 this->provider->reload(this->provider);
79 return TRUE;
80 }
81
82 METHOD(plugin_t, destroy, void,
83 private_attr_plugin_t *this)
84 {
85 this->provider->destroy(this->provider);
86 free(this);
87 }
88
89 /*
90 * see header file
91 */
92 plugin_t *attr_plugin_create()
93 {
94 private_attr_plugin_t *this;
95
96 INIT(this,
97 .public = {
98 .plugin = {
99 .get_name = _get_name,
100 .get_features = _get_features,
101 .reload = _reload,
102 .destroy = _destroy,
103 },
104 },
105 .provider = attr_provider_create(),
106 );
107
108 return &this->public.plugin;
109 }
110