libpurple/plugins/ssl/ssl.c

   1 /**
   2  * @file ssl.c Main SSL plugin
   3  *
   4  * purple
   5  *
   6  * Copyright (C) 2003 Christian Hammond <chipx86@gnupdate.org>
   7  *
   8  * This program is free software; you can redistribute it and/or modify
   9  * it under the terms of the GNU General Public License as published by
  10  * the Free Software Foundation; either version 2 of the License, or
  11  * (at your option) any later version.
  12  *
  13  * This program is distributed in the hope that it will be useful,
  14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16  * GNU General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU General Public License
  19  * along with this program; if not, write to the Free Software
  20  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02111-1301  USA
  21  */
  22 #include "internal.h"
  23 #include "debug.h"
  24 #include "plugin.h"
  25 #include "sslconn.h"
  26 #include "version.h"
  27
  28 #define SSL_PLUGIN_ID "core-ssl"
  29
  30 static PurplePlugin *ssl_plugin = NULL;
  31
  32 static gboolean
  33 probe_ssl_plugins(PurplePlugin *my_plugin)
  34 {
  35         PurplePlugin *plugin;
  36         GList *l;
  37
  38         ssl_plugin = NULL;
  39
  40         for (l = purple_plugins_get_all(); l != NULL; l = l->next)
  41         {
  42                 plugin = (PurplePlugin *)l->data;
  43
  44                 if (plugin == my_plugin)
  45                         continue;
  46
  47                 if (plugin->info != NULL && plugin->info->id != NULL &&
  48                         strncmp(plugin->info->id, "ssl-", 4) == 0)
  49                 {
  50                         if (purple_plugin_is_loaded(plugin) || purple_plugin_load(plugin))
  51                         {
  52                                 ssl_plugin = plugin;
  53
  54                                 break;
  55                         }
  56                 }
  57         }
  58
  59         return (ssl_plugin != NULL);
  60 }
  61
  62 static gboolean
  63 plugin_load(PurplePlugin *plugin)
  64 {
  65         return probe_ssl_plugins(plugin);
  66 }
  67
  68 static gboolean
  69 plugin_unload(PurplePlugin *plugin)
  70 {
  71         if (ssl_plugin != NULL &&
  72                 g_list_find(purple_plugins_get_loaded(), ssl_plugin) != NULL)
  73         {
  74                 purple_plugin_unload(ssl_plugin);
  75         }
  76
  77         ssl_plugin = NULL;
  78
  79         return TRUE;
  80 }
  81
  82 static PurplePluginInfo info =
  83 {
  84         PURPLE_PLUGIN_MAGIC,
  85         PURPLE_MAJOR_VERSION,
  86         PURPLE_MINOR_VERSION,
  87         PURPLE_PLUGIN_STANDARD,                             /**< type           */
  88     NULL,                                             /**< ui_requirement */
  89         PURPLE_PLUGIN_FLAG_INVISIBLE,                       /**< flags          */
  90         NULL,                                             /**< dependencies   */
  91         PURPLE_PRIORITY_DEFAULT,                            /**< priority       */
  92
  93         SSL_PLUGIN_ID,                                    /**< id             */
  94         N_("SSL"),                                        /**< name           */
  95         DISPLAY_VERSION,                                  /**< version        */
  96                                                           /**  summary        */
  97         N_("Provides a wrapper around SSL support libraries."),
  98                                                           /**  description    */
  99         N_("Provides a wrapper around SSL support libraries."),
 100         "Christian Hammond <chipx86@gnupdate.org>",
 101         PURPLE_WEBSITE,                                     /**< homepage       */
 102
 103         plugin_load,                                      /**< load           */
 104         plugin_unload,                                    /**< unload         */
 105         NULL,                                             /**< destroy        */
 106
 107         NULL,                                             /**< ui_info        */
 108         NULL,                                             /**< extra_info     */
 109         NULL,
 110         NULL,
 111
 112         /* padding */
 113         NULL,
 114         NULL,
 115         NULL,
 116         NULL
 117 };
 118
 119 static void
 120 init_plugin(PurplePlugin *plugin)
 121 {
 122 }
 123
 124 PURPLE_INIT_PLUGIN(ssl, init_plugin, info)