2 * empathy-server-tls-handler.c - Source for EmpathyServerTLSHandler
3 * Copyright (C) 2010 Collabora Ltd.
4 * @author Cosimo Cecchi <cosimo.cecchi@collabora.co.uk>
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with this library; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
22 #include "empathy-server-tls-handler.h"
24 #include "empathy-utils.h"
25 #include "extensions.h"
27 #define DEBUG_FLAG EMPATHY_DEBUG_TLS
28 #include "empathy-debug.h"
30 static void async_initable_iface_init (GAsyncInitableIface *iface);
36 PROP_REFERENCE_IDENTITIES,
43 TpTLSCertificate *certificate;
45 gchar **reference_identities;
47 GSimpleAsyncResult *async_init_res;
48 } EmpathyServerTLSHandlerPriv;
50 G_DEFINE_TYPE_WITH_CODE (EmpathyServerTLSHandler, empathy_server_tls_handler,
52 G_IMPLEMENT_INTERFACE (G_TYPE_ASYNC_INITABLE, async_initable_iface_init));
54 #define GET_PRIV(obj) EMPATHY_GET_PRIV (obj, EmpathyServerTLSHandler);
57 tls_certificate_prepared_cb (GObject *source,
61 TpTLSCertificate *certificate = TP_TLS_CERTIFICATE (source);
62 EmpathyServerTLSHandler *self = user_data;
64 EmpathyServerTLSHandlerPriv *priv = GET_PRIV (self);
66 if (!tp_proxy_prepare_finish (certificate, result, &error))
68 g_simple_async_result_set_from_error (priv->async_init_res, error);
72 g_simple_async_result_complete_in_idle (priv->async_init_res);
73 tp_clear_object (&priv->async_init_res);
77 tls_handler_init_finish (GAsyncInitable *initable,
81 gboolean retval = TRUE;
83 if (g_simple_async_result_propagate_error (G_SIMPLE_ASYNC_RESULT (res),
91 tls_handler_init_async (GAsyncInitable *initable,
93 GCancellable *cancellable,
94 GAsyncReadyCallback callback,
98 const gchar *cert_object_path;
99 const gchar *bus_name;
100 GError *error = NULL;
101 GQuark features[] = { TP_TLS_CERTIFICATE_FEATURE_CORE, 0 };
103 * Used when channel doesn't implement ReferenceIdentities. A GStrv
104 * with [0] the hostname, and [1] a NULL terminator.
106 gchar *default_identities[2];
107 EmpathyServerTLSHandler *self = EMPATHY_SERVER_TLS_HANDLER (initable);
108 EmpathyServerTLSHandlerPriv *priv = GET_PRIV (self);
110 g_assert (priv->channel != NULL);
112 priv->async_init_res = g_simple_async_result_new (G_OBJECT (self),
113 callback, user_data, empathy_server_tls_handler_new_async);
114 properties = tp_channel_dup_immutable_properties (priv->channel);
116 g_variant_lookup (properties,
117 TP_PROP_CHANNEL_TYPE_SERVER_TLS_CONNECTION_HOSTNAME,
118 "s", &priv->hostname);
120 DEBUG ("Received hostname: %s", priv->hostname);
122 g_variant_lookup (properties,
123 TP_PROP_CHANNEL_TYPE_SERVER_TLS_CONNECTION_REFERENCE_IDENTITIES,
124 "^as", &priv->reference_identities);
127 * If the channel doesn't implement the ReferenceIdentities parameter
128 * then fallback to the hostname.
130 if (priv->reference_identities == NULL)
132 default_identities[0] = (gchar *) priv->hostname;
133 default_identities[1] = NULL;
134 priv->reference_identities = g_strdupv (default_identities);
139 gchar *output = g_strjoinv (", ", (gchar **) priv->reference_identities);
140 DEBUG ("Received reference identities: %s", output);
142 #endif /* ENABLE_DEBUG */
145 g_variant_lookup (properties,
146 EMP_IFACE_CHANNEL_TYPE_SERVER_TLS_CONNECTION ".ServerCertificate",
147 "&o", &cert_object_path);
148 bus_name = tp_proxy_get_bus_name (TP_PROXY (priv->channel));
150 DEBUG ("Creating an TpTLSCertificate for path %s, bus name %s",
151 cert_object_path, bus_name);
153 priv->certificate = tp_tls_certificate_new (TP_PROXY (priv->channel),
154 cert_object_path, &error);
156 g_variant_unref (properties);
160 DEBUG ("Unable to create the TpTLSCertificate: error %s",
163 g_simple_async_result_set_from_error (priv->async_init_res, error);
164 g_simple_async_result_complete_in_idle (priv->async_init_res);
166 g_error_free (error);
167 tp_clear_object (&priv->async_init_res);
172 tp_proxy_prepare_async (priv->certificate, features,
173 tls_certificate_prepared_cb, self);
177 async_initable_iface_init (GAsyncInitableIface *iface)
179 iface->init_async = tls_handler_init_async;
180 iface->init_finish = tls_handler_init_finish;
184 empathy_server_tls_handler_finalize (GObject *object)
186 EmpathyServerTLSHandlerPriv *priv = GET_PRIV (object);
188 DEBUG ("%p", object);
190 tp_clear_object (&priv->channel);
191 tp_clear_object (&priv->certificate);
192 g_strfreev (priv->reference_identities);
193 g_free (priv->hostname);
195 G_OBJECT_CLASS (empathy_server_tls_handler_parent_class)->finalize (object);
199 empathy_server_tls_handler_get_property (GObject *object,
204 EmpathyServerTLSHandlerPriv *priv = GET_PRIV (object);
209 g_value_set_object (value, priv->channel);
211 case PROP_TLS_CERTIFICATE:
212 g_value_set_object (value, priv->certificate);
215 g_value_set_string (value, priv->hostname);
217 case PROP_REFERENCE_IDENTITIES:
218 g_value_set_boxed (value, priv->reference_identities);
221 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
227 empathy_server_tls_handler_set_property (GObject *object,
232 EmpathyServerTLSHandlerPriv *priv = GET_PRIV (object);
237 priv->channel = g_value_dup_object (value);
240 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
246 empathy_server_tls_handler_class_init (EmpathyServerTLSHandlerClass *klass)
248 GObjectClass *oclass = G_OBJECT_CLASS (klass);
251 oclass->get_property = empathy_server_tls_handler_get_property;
252 oclass->set_property = empathy_server_tls_handler_set_property;
253 oclass->finalize = empathy_server_tls_handler_finalize;
255 g_type_class_add_private (klass, sizeof (EmpathyServerTLSHandlerPriv));
257 pspec = g_param_spec_object ("channel", "The TpChannel",
258 "The TpChannel this handler is supposed to handle.",
260 G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY | G_PARAM_STATIC_STRINGS);
261 g_object_class_install_property (oclass, PROP_CHANNEL, pspec);
263 pspec = g_param_spec_object ("certificate", "The TpTLSCertificate",
264 "The TpTLSCertificate carried by the channel.",
265 TP_TYPE_TLS_CERTIFICATE,
266 G_PARAM_READABLE | G_PARAM_STATIC_STRINGS);
267 g_object_class_install_property (oclass, PROP_TLS_CERTIFICATE, pspec);
269 pspec = g_param_spec_string ("hostname", "The hostname",
270 "The hostname the user is expecting to connect to.",
272 G_PARAM_READABLE | G_PARAM_STATIC_STRINGS);
273 g_object_class_install_property (oclass, PROP_HOSTNAME, pspec);
275 pspec = g_param_spec_boxed ("reference-identities", "Reference Identities",
276 "The server certificate should certify one of these identities",
277 G_TYPE_STRV, G_PARAM_READABLE | G_PARAM_STATIC_STRINGS);
278 g_object_class_install_property (oclass, PROP_REFERENCE_IDENTITIES, pspec);
283 empathy_server_tls_handler_init (EmpathyServerTLSHandler *self)
285 self->priv = G_TYPE_INSTANCE_GET_PRIVATE (self,
286 EMPATHY_TYPE_SERVER_TLS_HANDLER, EmpathyServerTLSHandlerPriv);
290 empathy_server_tls_handler_new_async (TpChannel *channel,
291 GAsyncReadyCallback callback,
294 g_assert (TP_IS_CHANNEL (channel));
295 g_assert (channel != NULL);
297 g_async_initable_new_async (EMPATHY_TYPE_SERVER_TLS_HANDLER,
298 G_PRIORITY_DEFAULT, NULL, callback, user_data,
299 "channel", channel, NULL);
302 EmpathyServerTLSHandler *
303 empathy_server_tls_handler_new_finish (GAsyncResult *result,
306 GObject *object, *source_object;
308 source_object = g_async_result_get_source_object (result);
310 object = g_async_initable_new_finish (G_ASYNC_INITABLE (source_object),
312 g_object_unref (source_object);
315 return EMPATHY_SERVER_TLS_HANDLER (object);
321 empathy_server_tls_handler_get_certificate (EmpathyServerTLSHandler *self)
323 EmpathyServerTLSHandlerPriv *priv = GET_PRIV (self);
325 g_assert (priv->certificate != NULL);
327 return priv->certificate;