gio/gdbusauthmechanism.c

   1 /* GDBus - GLib D-Bus Library
   2  *
   3  * Copyright (C) 2008-2010 Red Hat, Inc.
   4  *
   5  * This library is free software; you can redistribute it and/or
   6  * modify it under the terms of the GNU Lesser General Public
   7  * License as published by the Free Software Foundation; either
   8  * version 2 of the License, or (at your option) any later version.
   9  *
  10  * This library is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13  * Lesser General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU Lesser General
  16  * Public License along with this library; if not, write to the
  17  * Free Software Foundation, Inc., 59 Temple Place, Suite 330,
  18  * Boston, MA 02111-1307, USA.
  19  *
  20  * Author: David Zeuthen <davidz@redhat.com>
  21  */
  22
  23 #include "config.h"
  24
  25 #include "gdbusauthmechanism.h"
  26 #include "gcredentials.h"
  27 #include "gdbuserror.h"
  28 #include "gioenumtypes.h"
  29 #include "giostream.h"
  30
  31 #include "glibintl.h"
  32
  33 /* ---------------------------------------------------------------------------------------------------- */
  34
  35 struct _GDBusAuthMechanismPrivate
  36 {
  37   GIOStream *stream;
  38   GCredentials *credentials;
  39 };
  40
  41 enum
  42 {
  43   PROP_0,
  44   PROP_STREAM,
  45   PROP_CREDENTIALS
  46 };
  47
  48 G_DEFINE_ABSTRACT_TYPE (GDBusAuthMechanism, _g_dbus_auth_mechanism, G_TYPE_OBJECT);
  49
  50 /* ---------------------------------------------------------------------------------------------------- */
  51
  52 static void
  53 _g_dbus_auth_mechanism_finalize (GObject *object)
  54 {
  55   GDBusAuthMechanism *mechanism = G_DBUS_AUTH_MECHANISM (object);
  56
  57   if (mechanism->priv->stream != NULL)
  58     g_object_unref (mechanism->priv->stream);
  59   if (mechanism->priv->credentials != NULL)
  60     g_object_unref (mechanism->priv->credentials);
  61
  62   G_OBJECT_CLASS (_g_dbus_auth_mechanism_parent_class)->finalize (object);
  63 }
  64
  65 static void
  66 _g_dbus_auth_mechanism_get_property (GObject    *object,
  67                                      guint       prop_id,
  68                                      GValue     *value,
  69                                      GParamSpec *pspec)
  70 {
  71   GDBusAuthMechanism *mechanism = G_DBUS_AUTH_MECHANISM (object);
  72
  73   switch (prop_id)
  74     {
  75     case PROP_STREAM:
  76       g_value_set_object (value, mechanism->priv->stream);
  77       break;
  78
  79     case PROP_CREDENTIALS:
  80       g_value_set_object (value, mechanism->priv->credentials);
  81       break;
  82
  83     default:
  84       G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
  85       break;
  86     }
  87 }
  88
  89 static void
  90 _g_dbus_auth_mechanism_set_property (GObject      *object,
  91                                      guint         prop_id,
  92                                      const GValue *value,
  93                                      GParamSpec   *pspec)
  94 {
  95   GDBusAuthMechanism *mechanism = G_DBUS_AUTH_MECHANISM (object);
  96
  97   switch (prop_id)
  98     {
  99     case PROP_STREAM:
 100       mechanism->priv->stream = g_value_dup_object (value);
 101       break;
 102
 103     case PROP_CREDENTIALS:
 104       mechanism->priv->credentials = g_value_dup_object (value);
 105       break;
 106
 107     default:
 108       G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
 109       break;
 110     }
 111 }
 112
 113 static void
 114 _g_dbus_auth_mechanism_class_init (GDBusAuthMechanismClass *klass)
 115 {
 116   GObjectClass *gobject_class;
 117
 118   g_type_class_add_private (klass, sizeof (GDBusAuthMechanismPrivate));
 119
 120   gobject_class = G_OBJECT_CLASS (klass);
 121   gobject_class->get_property = _g_dbus_auth_mechanism_get_property;
 122   gobject_class->set_property = _g_dbus_auth_mechanism_set_property;
 123   gobject_class->finalize     = _g_dbus_auth_mechanism_finalize;
 124
 125   g_object_class_install_property (gobject_class,
 126                                    PROP_STREAM,
 127                                    g_param_spec_object ("stream",
 128                                                         P_("IO Stream"),
 129                                                         P_("The underlying GIOStream used for I/O"),
 130                                                         G_TYPE_IO_STREAM,
 131                                                         G_PARAM_READABLE |
 132                                                         G_PARAM_WRITABLE |
 133                                                         G_PARAM_CONSTRUCT_ONLY |
 134                                                         G_PARAM_STATIC_NAME |
 135                                                         G_PARAM_STATIC_BLURB |
 136                                                         G_PARAM_STATIC_NICK));
 137
 138   /**
 139    * GDBusAuthMechanism:credentials:
 140    *
 141    * If authenticating as a server, this property contains the
 142    * received credentials, if any.
 143    *
 144    * If authenticating as a client, the property contains the
 145    * credentials that were sent, if any.
 146    */
 147   g_object_class_install_property (gobject_class,
 148                                    PROP_CREDENTIALS,
 149                                    g_param_spec_object ("credentials",
 150                                                         P_("Credentials"),
 151                                                         P_("The credentials of the remote peer"),
 152                                                         G_TYPE_CREDENTIALS,
 153                                                         G_PARAM_READABLE |
 154                                                         G_PARAM_WRITABLE |
 155                                                         G_PARAM_CONSTRUCT_ONLY |
 156                                                         G_PARAM_STATIC_NAME |
 157                                                         G_PARAM_STATIC_BLURB |
 158                                                         G_PARAM_STATIC_NICK));
 159 }
 160
 161 static void
 162 _g_dbus_auth_mechanism_init (GDBusAuthMechanism *mechanism)
 163 {
 164   /* not used for now */
 165   mechanism->priv = G_TYPE_INSTANCE_GET_PRIVATE (mechanism,
 166                                                  G_TYPE_DBUS_AUTH_MECHANISM,
 167                                                  GDBusAuthMechanismPrivate);
 168 }
 169
 170 /* ---------------------------------------------------------------------------------------------------- */
 171
 172 GIOStream *
 173 _g_dbus_auth_mechanism_get_stream (GDBusAuthMechanism *mechanism)
 174 {
 175   g_return_val_if_fail (G_IS_DBUS_AUTH_MECHANISM (mechanism), NULL);
 176   return mechanism->priv->stream;
 177 }
 178
 179 GCredentials *
 180 _g_dbus_auth_mechanism_get_credentials (GDBusAuthMechanism *mechanism)
 181 {
 182   g_return_val_if_fail (G_IS_DBUS_AUTH_MECHANISM (mechanism), NULL);
 183   return mechanism->priv->credentials;
 184 }
 185
 186 /* ---------------------------------------------------------------------------------------------------- */
 187
 188 const gchar *
 189 _g_dbus_auth_mechanism_get_name (GType mechanism_type)
 190 {
 191   const gchar *name;
 192   GDBusAuthMechanismClass *klass;
 193
 194   g_return_val_if_fail (g_type_is_a (mechanism_type, G_TYPE_DBUS_AUTH_MECHANISM), NULL);
 195
 196   klass = g_type_class_ref (mechanism_type);
 197   g_assert (klass != NULL);
 198   name = klass->get_name ();
 199   //g_type_class_unref (klass);
 200
 201   return name;
 202 }
 203
 204 gint
 205 _g_dbus_auth_mechanism_get_priority (GType mechanism_type)
 206 {
 207   gint priority;
 208   GDBusAuthMechanismClass *klass;
 209
 210   g_return_val_if_fail (g_type_is_a (mechanism_type, G_TYPE_DBUS_AUTH_MECHANISM), 0);
 211
 212   klass = g_type_class_ref (mechanism_type);
 213   g_assert (klass != NULL);
 214   priority = klass->get_priority ();
 215   //g_type_class_unref (klass);
 216
 217   return priority;
 218 }
 219
 220 /* ---------------------------------------------------------------------------------------------------- */
 221
 222 gboolean
 223 _g_dbus_auth_mechanism_is_supported (GDBusAuthMechanism *mechanism)
 224 {
 225   g_return_val_if_fail (G_IS_DBUS_AUTH_MECHANISM (mechanism), FALSE);
 226   return G_DBUS_AUTH_MECHANISM_GET_CLASS (mechanism)->is_supported (mechanism);
 227 }
 228
 229 gchar *
 230 _g_dbus_auth_mechanism_encode_data (GDBusAuthMechanism *mechanism,
 231                                     const gchar        *data,
 232                                     gsize               data_len,
 233                                     gsize              *out_data_len)
 234 {
 235   g_return_val_if_fail (G_IS_DBUS_AUTH_MECHANISM (mechanism), NULL);
 236   return G_DBUS_AUTH_MECHANISM_GET_CLASS (mechanism)->encode_data (mechanism, data, data_len, out_data_len);
 237 }
 238
 239
 240 gchar *
 241 _g_dbus_auth_mechanism_decode_data (GDBusAuthMechanism *mechanism,
 242                                     const gchar        *data,
 243                                     gsize               data_len,
 244                                     gsize              *out_data_len)
 245 {
 246   g_return_val_if_fail (G_IS_DBUS_AUTH_MECHANISM (mechanism), NULL);
 247   return G_DBUS_AUTH_MECHANISM_GET_CLASS (mechanism)->decode_data (mechanism, data, data_len, out_data_len);
 248 }
 249
 250 /* ---------------------------------------------------------------------------------------------------- */
 251
 252 GDBusAuthMechanismState
 253 _g_dbus_auth_mechanism_server_get_state (GDBusAuthMechanism *mechanism)
 254 {
 255   g_return_val_if_fail (G_IS_DBUS_AUTH_MECHANISM (mechanism), G_DBUS_AUTH_MECHANISM_STATE_INVALID);
 256   return G_DBUS_AUTH_MECHANISM_GET_CLASS (mechanism)->server_get_state (mechanism);
 257 }
 258
 259 void
 260 _g_dbus_auth_mechanism_server_initiate (GDBusAuthMechanism *mechanism,
 261                                         const gchar        *initial_response,
 262                                         gsize               initial_response_len)
 263 {
 264   g_return_if_fail (G_IS_DBUS_AUTH_MECHANISM (mechanism));
 265   G_DBUS_AUTH_MECHANISM_GET_CLASS (mechanism)->server_initiate (mechanism, initial_response, initial_response_len);
 266 }
 267
 268 void
 269 _g_dbus_auth_mechanism_server_data_receive (GDBusAuthMechanism *mechanism,
 270                                             const gchar        *data,
 271                                             gsize               data_len)
 272 {
 273   g_return_if_fail (G_IS_DBUS_AUTH_MECHANISM (mechanism));
 274   G_DBUS_AUTH_MECHANISM_GET_CLASS (mechanism)->server_data_receive (mechanism, data, data_len);
 275 }
 276
 277 gchar *
 278 _g_dbus_auth_mechanism_server_data_send (GDBusAuthMechanism *mechanism,
 279                                          gsize              *out_data_len)
 280 {
 281   g_return_val_if_fail (G_IS_DBUS_AUTH_MECHANISM (mechanism), NULL);
 282   return G_DBUS_AUTH_MECHANISM_GET_CLASS (mechanism)->server_data_send (mechanism, out_data_len);
 283 }
 284
 285 gchar *
 286 _g_dbus_auth_mechanism_server_get_reject_reason (GDBusAuthMechanism *mechanism)
 287 {
 288   g_return_val_if_fail (G_IS_DBUS_AUTH_MECHANISM (mechanism), NULL);
 289   return G_DBUS_AUTH_MECHANISM_GET_CLASS (mechanism)->server_get_reject_reason (mechanism);
 290 }
 291
 292 void
 293 _g_dbus_auth_mechanism_server_shutdown (GDBusAuthMechanism *mechanism)
 294 {
 295   g_return_if_fail (G_IS_DBUS_AUTH_MECHANISM (mechanism));
 296   G_DBUS_AUTH_MECHANISM_GET_CLASS (mechanism)->server_shutdown (mechanism);
 297 }
 298
 299 /* ---------------------------------------------------------------------------------------------------- */
 300
 301 GDBusAuthMechanismState
 302 _g_dbus_auth_mechanism_client_get_state (GDBusAuthMechanism *mechanism)
 303 {
 304   g_return_val_if_fail (G_IS_DBUS_AUTH_MECHANISM (mechanism), G_DBUS_AUTH_MECHANISM_STATE_INVALID);
 305   return G_DBUS_AUTH_MECHANISM_GET_CLASS (mechanism)->client_get_state (mechanism);
 306 }
 307
 308 gchar *
 309 _g_dbus_auth_mechanism_client_initiate (GDBusAuthMechanism *mechanism,
 310                                         gsize              *out_initial_response_len)
 311 {
 312   g_return_val_if_fail (G_IS_DBUS_AUTH_MECHANISM (mechanism), NULL);
 313   return G_DBUS_AUTH_MECHANISM_GET_CLASS (mechanism)->client_initiate (mechanism,
 314                                                                        out_initial_response_len);
 315 }
 316
 317 void
 318 _g_dbus_auth_mechanism_client_data_receive (GDBusAuthMechanism *mechanism,
 319                                             const gchar        *data,
 320                                             gsize               data_len)
 321 {
 322   g_return_if_fail (G_IS_DBUS_AUTH_MECHANISM (mechanism));
 323   G_DBUS_AUTH_MECHANISM_GET_CLASS (mechanism)->client_data_receive (mechanism, data, data_len);
 324 }
 325
 326 gchar *
 327 _g_dbus_auth_mechanism_client_data_send (GDBusAuthMechanism *mechanism,
 328                                          gsize              *out_data_len)
 329 {
 330   g_return_val_if_fail (G_IS_DBUS_AUTH_MECHANISM (mechanism), NULL);
 331   return G_DBUS_AUTH_MECHANISM_GET_CLASS (mechanism)->client_data_send (mechanism, out_data_len);
 332 }
 333
 334 void
 335 _g_dbus_auth_mechanism_client_shutdown (GDBusAuthMechanism *mechanism)
 336 {
 337   g_return_if_fail (G_IS_DBUS_AUTH_MECHANISM (mechanism));
 338   G_DBUS_AUTH_MECHANISM_GET_CLASS (mechanism)->client_shutdown (mechanism);
 339 }
 340
 341 /* ---------------------------------------------------------------------------------------------------- */