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, destroy, void,
  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         free(this);
  54 }
  55
  56 /*
  57  * see header file
  58  */
  59 plugin_t *tnc_ifmap_plugin_create()
  60 {
  61         private_tnc_ifmap_plugin_t *this;
  62
  63         INIT(this,
  64                 .public = {
  65                         .plugin = {
  66                                 .get_name = _get_name,
  67                                 .reload = (void*)return_false,
  68                                 .destroy = _destroy,
  69                         },
  70                 },
  71                 .listener = tnc_ifmap_listener_create(),
  72         );
  73
  74         if (this->listener)
  75         {
  76                 charon->bus->add_listener(charon->bus, &this->listener->listener);
  77         }
  78         return &this->public.plugin;
  79 }
  80