Annotation of embedaddon/strongswan/src/libcharon/plugins/forecast/forecast_plugin.c, revision 1.1.1.1
1.1 misho 1: /*
2: * Copyright (C) 2010-2014 Martin Willi
3: * Copyright (C) 2010-2014 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 "forecast_plugin.h"
17: #include "forecast_listener.h"
18: #include "forecast_forwarder.h"
19:
20: #include <daemon.h>
21:
22: typedef struct private_forecast_plugin_t private_forecast_plugin_t;
23:
24: /**
25: * Private data of forecast plugin
26: */
27: struct private_forecast_plugin_t {
28:
29: /**
30: * implements plugin interface
31: */
32: forecast_plugin_t public;
33:
34: /**
35: * Listener registering active tunnels
36: */
37: forecast_listener_t *listener;
38:
39: /**
40: * Broadcast/Multicast sniffer and forwarder
41: */
42: forecast_forwarder_t *forwarder;
43: };
44:
45: METHOD(plugin_t, get_name, char*,
46: private_forecast_plugin_t *this)
47: {
48: return "forecast";
49: }
50:
51: /**
52: * Register plugin features
53: */
54: static bool register_forecast(private_forecast_plugin_t *this,
55: plugin_feature_t *feature, bool reg, void *data)
56: {
57: if (reg)
58: {
59: this->forwarder = forecast_forwarder_create(this->listener);
60: if (!this->forwarder)
61: {
62: return FALSE;
63: }
64: charon->bus->add_listener(charon->bus, &this->listener->listener);
65: }
66: else
67: {
68: charon->bus->remove_listener(charon->bus, &this->listener->listener);
69: this->forwarder->destroy(this->forwarder);
70: }
71: return TRUE;
72: }
73:
74: METHOD(plugin_t, get_features, int,
75: private_forecast_plugin_t *this, plugin_feature_t *features[])
76: {
77: static plugin_feature_t f[] = {
78: PLUGIN_CALLBACK((plugin_feature_callback_t)register_forecast, NULL),
79: PLUGIN_PROVIDE(CUSTOM, "forecast"),
80: };
81: *features = f;
82: return countof(f);
83: }
84:
85: METHOD(plugin_t, destroy, void,
86: private_forecast_plugin_t *this)
87: {
88: this->listener->destroy(this->listener);
89: free(this);
90: }
91:
92: /**
93: * Plugin constructor
94: */
95: plugin_t *forecast_plugin_create()
96: {
97: private_forecast_plugin_t *this;
98:
99: if (!lib->caps->keep(lib->caps, CAP_NET_RAW))
100: {
101: DBG1(DBG_NET, "forecast plugin requires CAP_NET_RAW capability");
102: return NULL;
103: }
104:
105: INIT(this,
106: .public = {
107: .plugin = {
108: .get_name = _get_name,
109: .get_features = _get_features,
110: .reload = (void*)return_false,
111: .destroy = _destroy,
112: },
113: },
114: .listener = forecast_listener_create(),
115: );
116:
117: return &this->public.plugin;
118: }
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