gio/gdummytlsbackend.c

   1 /* GIO - GLib Input, Output and Streaming Library
   2  *
   3  * Copyright (C) 2010 Red Hat, Inc.
   4  * Copyright © 2015 Collabora, Ltd.
   5  *
   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.
  10  *
  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.
  15  *
  16  * You should have received a copy of the GNU Lesser General
  17  * Public License along with this library; if not, see <http://www.gnu.org/licenses/>.
  18  */
  19
  20 #include "config.h"
  21
  22 #include "gdummytlsbackend.h"
  23
  24 #include <glib.h>
  25
  26 #include "gasyncresult.h"
  27 #include "gcancellable.h"
  28 #include "ginitable.h"
  29 #include "gdtlsclientconnection.h"
  30 #include "gdtlsconnection.h"
  31 #include "gdtlsserverconnection.h"
  32 #include "gtlsbackend.h"
  33 #include "gtlscertificate.h"
  34 #include "gtlsclientconnection.h"
  35 #include "gtlsdatabase.h"
  36 #include "gtlsfiledatabase.h"
  37 #include "gtlsserverconnection.h"
  38
  39 #include "giomodule.h"
  40 #include "giomodule-priv.h"
  41
  42 #include "glibintl.h"
  43
  44 static GType _g_dummy_tls_certificate_get_type (void);
  45 static GType _g_dummy_tls_connection_get_type (void);
  46 static GType _g_dummy_dtls_connection_get_type (void);
  47 static GType _g_dummy_tls_database_get_type (void);
  48
  49 struct _GDummyTlsBackend {
  50   GObject       parent_instance;
  51   GTlsDatabase *database;
  52 };
  53
  54 static void g_dummy_tls_backend_iface_init (GTlsBackendInterface *iface);
  55
  56 #define g_dummy_tls_backend_get_type _g_dummy_tls_backend_get_type
  57 G_DEFINE_TYPE_WITH_CODE (GDummyTlsBackend, g_dummy_tls_backend, G_TYPE_OBJECT,
  58                          G_IMPLEMENT_INTERFACE (G_TYPE_TLS_BACKEND,
  59                                                 g_dummy_tls_backend_iface_init)
  60                          _g_io_modules_ensure_extension_points_registered ();
  61                          g_io_extension_point_implement (G_TLS_BACKEND_EXTENSION_POINT_NAME,
  62                                                          g_define_type_id,
  63                                                          "dummy",
  64                                                          -100);)
  65
  66 static void
  67 g_dummy_tls_backend_init (GDummyTlsBackend *dummy)
  68 {
  69 }
  70
  71 static void
  72 g_dummy_tls_backend_finalize (GObject *object)
  73 {
  74   GDummyTlsBackend *dummy = G_DUMMY_TLS_BACKEND (object);
  75
  76   g_clear_object (&dummy->database);
  77
  78   G_OBJECT_CLASS (g_dummy_tls_backend_parent_class)->finalize (object);
  79 }
  80
  81 static void
  82 g_dummy_tls_backend_class_init (GDummyTlsBackendClass *backend_class)
  83 {
  84   GObjectClass *object_class = G_OBJECT_CLASS (backend_class);
  85
  86   object_class->finalize = g_dummy_tls_backend_finalize;
  87 }
  88
  89 static GTlsDatabase *
  90 g_dummy_tls_backend_get_default_database (GTlsBackend *backend)
  91 {
  92   GDummyTlsBackend *dummy = G_DUMMY_TLS_BACKEND (backend);
  93
  94   if (g_once_init_enter (&dummy->database))
  95     {
  96       GTlsDatabase *tlsdb;
  97
  98       tlsdb = g_object_new (_g_dummy_tls_database_get_type (), NULL);
  99       g_once_init_leave (&dummy->database, tlsdb);
 100     }
 101
 102   return g_object_ref (dummy->database);
 103 }
 104
 105 static void
 106 g_dummy_tls_backend_iface_init (GTlsBackendInterface *iface)
 107 {
 108   iface->get_certificate_type = _g_dummy_tls_certificate_get_type;
 109   iface->get_client_connection_type = _g_dummy_tls_connection_get_type;
 110   iface->get_server_connection_type = _g_dummy_tls_connection_get_type;
 111   iface->get_dtls_client_connection_type = _g_dummy_dtls_connection_get_type;
 112   iface->get_dtls_server_connection_type = _g_dummy_dtls_connection_get_type;
 113   iface->get_file_database_type = _g_dummy_tls_database_get_type;
 114   iface->get_default_database = g_dummy_tls_backend_get_default_database;
 115 }
 116
 117 /* Dummy certificate type */
 118
 119 typedef struct _GDummyTlsCertificate      GDummyTlsCertificate;
 120 typedef struct _GDummyTlsCertificateClass GDummyTlsCertificateClass;
 121
 122 struct _GDummyTlsCertificate {
 123   GTlsCertificate parent_instance;
 124 };
 125
 126 struct _GDummyTlsCertificateClass {
 127   GTlsCertificateClass parent_class;
 128 };
 129
 130 enum
 131 {
 132   PROP_CERTIFICATE_0,
 133
 134   PROP_CERT_CERTIFICATE,
 135   PROP_CERT_CERTIFICATE_PEM,
 136   PROP_CERT_PRIVATE_KEY,
 137   PROP_CERT_PRIVATE_KEY_PEM,
 138   PROP_CERT_ISSUER
 139 };
 140
 141 static void g_dummy_tls_certificate_initable_iface_init (GInitableIface *iface);
 142
 143 #define g_dummy_tls_certificate_get_type _g_dummy_tls_certificate_get_type
 144 G_DEFINE_TYPE_WITH_CODE (GDummyTlsCertificate, g_dummy_tls_certificate, G_TYPE_TLS_CERTIFICATE,
 145                          G_IMPLEMENT_INTERFACE (G_TYPE_INITABLE,
 146                                                 g_dummy_tls_certificate_initable_iface_init))
 147
 148 static void
 149 g_dummy_tls_certificate_get_property (GObject    *object,
 150                                       guint       prop_id,
 151                                       GValue     *value,
 152                                       GParamSpec *pspec)
 153 {
 154   /* We need to define this method to make GObject happy, but it will
 155    * never be possible to construct a working GDummyTlsCertificate, so
 156    * it doesn't have to do anything useful.
 157    */
 158 }
 159
 160 static void
 161 g_dummy_tls_certificate_set_property (GObject      *object,
 162                                       guint         prop_id,
 163                                       const GValue *value,
 164                                       GParamSpec   *pspec)
 165 {
 166   /* Just ignore all attempts to set properties. */
 167 }
 168
 169 static void
 170 g_dummy_tls_certificate_class_init (GDummyTlsCertificateClass *certificate_class)
 171 {
 172   GObjectClass *gobject_class = G_OBJECT_CLASS (certificate_class);
 173
 174   gobject_class->get_property = g_dummy_tls_certificate_get_property;
 175   gobject_class->set_property = g_dummy_tls_certificate_set_property;
 176
 177   g_object_class_override_property (gobject_class, PROP_CERT_CERTIFICATE, "certificate");
 178   g_object_class_override_property (gobject_class, PROP_CERT_CERTIFICATE_PEM, "certificate-pem");
 179   g_object_class_override_property (gobject_class, PROP_CERT_PRIVATE_KEY, "private-key");
 180   g_object_class_override_property (gobject_class, PROP_CERT_PRIVATE_KEY_PEM, "private-key-pem");
 181   g_object_class_override_property (gobject_class, PROP_CERT_ISSUER, "issuer");
 182 }
 183
 184 static void
 185 g_dummy_tls_certificate_init (GDummyTlsCertificate *certificate)
 186 {
 187 }
 188
 189 static gboolean
 190 g_dummy_tls_certificate_initable_init (GInitable       *initable,
 191                                        GCancellable    *cancellable,
 192                                        GError         **error)
 193 {
 194   g_set_error_literal (error, G_TLS_ERROR, G_TLS_ERROR_UNAVAILABLE,
 195                        _("TLS support is not available"));
 196   return FALSE;
 197 }
 198
 199 static void
 200 g_dummy_tls_certificate_initable_iface_init (GInitableIface  *iface)
 201 {
 202   iface->init = g_dummy_tls_certificate_initable_init;
 203 }
 204
 205 /* Dummy connection type; since GTlsClientConnection and
 206  * GTlsServerConnection are just interfaces, we can implement them
 207  * both on a single object.
 208  */
 209
 210 typedef struct _GDummyTlsConnection      GDummyTlsConnection;
 211 typedef struct _GDummyTlsConnectionClass GDummyTlsConnectionClass;
 212
 213 struct _GDummyTlsConnection {
 214   GTlsConnection parent_instance;
 215 };
 216
 217 struct _GDummyTlsConnectionClass {
 218   GTlsConnectionClass parent_class;
 219 };
 220
 221 enum
 222 {
 223   PROP_CONNECTION_0,
 224
 225   PROP_CONN_BASE_IO_STREAM,
 226   PROP_CONN_USE_SYSTEM_CERTDB,
 227   PROP_CONN_REQUIRE_CLOSE_NOTIFY,
 228   PROP_CONN_REHANDSHAKE_MODE,
 229   PROP_CONN_CERTIFICATE,
 230   PROP_CONN_DATABASE,
 231   PROP_CONN_INTERACTION,
 232   PROP_CONN_PEER_CERTIFICATE,
 233   PROP_CONN_PEER_CERTIFICATE_ERRORS,
 234   PROP_CONN_VALIDATION_FLAGS,
 235   PROP_CONN_SERVER_IDENTITY,
 236   PROP_CONN_USE_SSL3,
 237   PROP_CONN_ACCEPTED_CAS,
 238   PROP_CONN_AUTHENTICATION_MODE,
 239   PROP_CONN_ADVERTISED_PROTOCOLS,
 240   PROP_CONN_NEGOTIATED_PROTOCOL,
 241 };
 242
 243 static void g_dummy_tls_connection_initable_iface_init (GInitableIface *iface);
 244
 245 #define g_dummy_tls_connection_get_type _g_dummy_tls_connection_get_type
 246 G_DEFINE_TYPE_WITH_CODE (GDummyTlsConnection, g_dummy_tls_connection, G_TYPE_TLS_CONNECTION,
 247                          G_IMPLEMENT_INTERFACE (G_TYPE_TLS_CLIENT_CONNECTION, NULL)
 248                          G_IMPLEMENT_INTERFACE (G_TYPE_TLS_SERVER_CONNECTION, NULL)
 249                          G_IMPLEMENT_INTERFACE (G_TYPE_INITABLE,
 250                                                 g_dummy_tls_connection_initable_iface_init))
 251
 252 static void
 253 g_dummy_tls_connection_get_property (GObject    *object,
 254                                      guint       prop_id,
 255                                      GValue     *value,
 256                                      GParamSpec *pspec)
 257 {
 258 }
 259
 260 static void
 261 g_dummy_tls_connection_set_property (GObject      *object,
 262                                      guint         prop_id,
 263                                      const GValue *value,
 264                                      GParamSpec   *pspec)
 265 {
 266 }
 267
 268 static gboolean
 269 g_dummy_tls_connection_close (GIOStream     *stream,
 270                               GCancellable  *cancellable,
 271                               GError       **error)
 272 {
 273   return TRUE;
 274 }
 275
 276 static void
 277 g_dummy_tls_connection_class_init (GDummyTlsConnectionClass *connection_class)
 278 {
 279   GObjectClass *gobject_class = G_OBJECT_CLASS (connection_class);
 280   GIOStreamClass *io_stream_class = G_IO_STREAM_CLASS (connection_class);
 281
 282   gobject_class->get_property = g_dummy_tls_connection_get_property;
 283   gobject_class->set_property = g_dummy_tls_connection_set_property;
 284
 285   /* Need to override this because when initable_init fails it will
 286    * dispose the connection, which will close it, which would
 287    * otherwise try to close its input/output streams, which don't
 288    * exist.
 289    */
 290   io_stream_class->close_fn = g_dummy_tls_connection_close;
 291
 292   g_object_class_override_property (gobject_class, PROP_CONN_BASE_IO_STREAM, "base-io-stream");
 293   g_object_class_override_property (gobject_class, PROP_CONN_USE_SYSTEM_CERTDB, "use-system-certdb");
 294   g_object_class_override_property (gobject_class, PROP_CONN_REQUIRE_CLOSE_NOTIFY, "require-close-notify");
 295   g_object_class_override_property (gobject_class, PROP_CONN_REHANDSHAKE_MODE, "rehandshake-mode");
 296   g_object_class_override_property (gobject_class, PROP_CONN_CERTIFICATE, "certificate");
 297   g_object_class_override_property (gobject_class, PROP_CONN_DATABASE, "database");
 298   g_object_class_override_property (gobject_class, PROP_CONN_INTERACTION, "interaction");
 299   g_object_class_override_property (gobject_class, PROP_CONN_PEER_CERTIFICATE, "peer-certificate");
 300   g_object_class_override_property (gobject_class, PROP_CONN_PEER_CERTIFICATE_ERRORS, "peer-certificate-errors");
 301   g_object_class_override_property (gobject_class, PROP_CONN_VALIDATION_FLAGS, "validation-flags");
 302   g_object_class_override_property (gobject_class, PROP_CONN_SERVER_IDENTITY, "server-identity");
 303   g_object_class_override_property (gobject_class, PROP_CONN_USE_SSL3, "use-ssl3");
 304   g_object_class_override_property (gobject_class, PROP_CONN_ACCEPTED_CAS, "accepted-cas");
 305   g_object_class_override_property (gobject_class, PROP_CONN_AUTHENTICATION_MODE, "authentication-mode");
 306   g_object_class_override_property (gobject_class, PROP_CONN_ADVERTISED_PROTOCOLS, "advertised-protocols");
 307   g_object_class_override_property (gobject_class, PROP_CONN_NEGOTIATED_PROTOCOL, "negotiated-protocol");
 308 }
 309
 310 static void
 311 g_dummy_tls_connection_init (GDummyTlsConnection *connection)
 312 {
 313 }
 314
 315 static gboolean
 316 g_dummy_tls_connection_initable_init (GInitable       *initable,
 317                                       GCancellable    *cancellable,
 318                                       GError         **error)
 319 {
 320   g_set_error_literal (error, G_TLS_ERROR, G_TLS_ERROR_UNAVAILABLE,
 321                        _("TLS support is not available"));
 322   return FALSE;
 323 }
 324
 325 static void
 326 g_dummy_tls_connection_initable_iface_init (GInitableIface  *iface)
 327 {
 328   iface->init = g_dummy_tls_connection_initable_init;
 329 }
 330
 331 /* Dummy DTLS connection type; since GDtlsClientConnection and
 332  * GDtlsServerConnection are just interfaces, we can implement them
 333  * both on a single object.
 334  */
 335
 336 typedef struct _GDummyDtlsConnection      GDummyDtlsConnection;
 337 typedef struct _GDummyDtlsConnectionClass GDummyDtlsConnectionClass;
 338
 339 struct _GDummyDtlsConnection {
 340   GObject parent_instance;
 341 };
 342
 343 struct _GDummyDtlsConnectionClass {
 344   GObjectClass parent_class;
 345 };
 346
 347 enum
 348 {
 349   PROP_DTLS_CONN_BASE_SOCKET = 1,
 350   PROP_DTLS_CONN_REQUIRE_CLOSE_NOTIFY,
 351   PROP_DTLS_CONN_REHANDSHAKE_MODE,
 352   PROP_DTLS_CONN_CERTIFICATE,
 353   PROP_DTLS_CONN_DATABASE,
 354   PROP_DTLS_CONN_INTERACTION,
 355   PROP_DTLS_CONN_PEER_CERTIFICATE,
 356   PROP_DTLS_CONN_PEER_CERTIFICATE_ERRORS,
 357   PROP_DTLS_CONN_VALIDATION_FLAGS,
 358   PROP_DTLS_CONN_SERVER_IDENTITY,
 359   PROP_DTLS_CONN_ENABLE_NEGOTIATION,
 360   PROP_DTLS_CONN_ACCEPTED_CAS,
 361   PROP_DTLS_CONN_AUTHENTICATION_MODE,
 362 };
 363
 364 static void g_dummy_dtls_connection_initable_iface_init (GInitableIface *iface);
 365
 366 #define g_dummy_dtls_connection_get_type _g_dummy_dtls_connection_get_type
 367 G_DEFINE_TYPE_WITH_CODE (GDummyDtlsConnection, g_dummy_dtls_connection, G_TYPE_OBJECT,
 368                          G_IMPLEMENT_INTERFACE (G_TYPE_DTLS_CONNECTION, NULL);
 369                          G_IMPLEMENT_INTERFACE (G_TYPE_DTLS_CLIENT_CONNECTION, NULL);
 370                          G_IMPLEMENT_INTERFACE (G_TYPE_DTLS_SERVER_CONNECTION, NULL);
 371                          G_IMPLEMENT_INTERFACE (G_TYPE_INITABLE,
 372                                                 g_dummy_dtls_connection_initable_iface_init);)
 373
 374 static void
 375 g_dummy_dtls_connection_get_property (GObject    *object,
 376                                       guint       prop_id,
 377                                       GValue     *value,
 378                                       GParamSpec *pspec)
 379 {
 380 }
 381
 382 static void
 383 g_dummy_dtls_connection_set_property (GObject      *object,
 384                                       guint         prop_id,
 385                                       const GValue *value,
 386                                       GParamSpec   *pspec)
 387 {
 388 }
 389
 390 static void
 391 g_dummy_dtls_connection_class_init (GDummyDtlsConnectionClass *connection_class)
 392 {
 393   GObjectClass *gobject_class = G_OBJECT_CLASS (connection_class);
 394
 395   gobject_class->get_property = g_dummy_dtls_connection_get_property;
 396   gobject_class->set_property = g_dummy_dtls_connection_set_property;
 397
 398   g_object_class_override_property (gobject_class, PROP_DTLS_CONN_BASE_SOCKET, "base-socket");
 399   g_object_class_override_property (gobject_class, PROP_DTLS_CONN_REQUIRE_CLOSE_NOTIFY, "require-close-notify");
 400   g_object_class_override_property (gobject_class, PROP_DTLS_CONN_REHANDSHAKE_MODE, "rehandshake-mode");
 401   g_object_class_override_property (gobject_class, PROP_DTLS_CONN_CERTIFICATE, "certificate");
 402   g_object_class_override_property (gobject_class, PROP_DTLS_CONN_DATABASE, "database");
 403   g_object_class_override_property (gobject_class, PROP_DTLS_CONN_INTERACTION, "interaction");
 404   g_object_class_override_property (gobject_class, PROP_DTLS_CONN_PEER_CERTIFICATE, "peer-certificate");
 405   g_object_class_override_property (gobject_class, PROP_DTLS_CONN_PEER_CERTIFICATE_ERRORS, "peer-certificate-errors");
 406   g_object_class_override_property (gobject_class, PROP_DTLS_CONN_VALIDATION_FLAGS, "validation-flags");
 407   g_object_class_override_property (gobject_class, PROP_DTLS_CONN_SERVER_IDENTITY, "server-identity");
 408   g_object_class_override_property (gobject_class, PROP_DTLS_CONN_ACCEPTED_CAS, "accepted-cas");
 409   g_object_class_override_property (gobject_class, PROP_DTLS_CONN_AUTHENTICATION_MODE, "authentication-mode");
 410 }
 411
 412 static void
 413 g_dummy_dtls_connection_init (GDummyDtlsConnection *connection)
 414 {
 415 }
 416
 417 static gboolean
 418 g_dummy_dtls_connection_initable_init (GInitable       *initable,
 419                                        GCancellable    *cancellable,
 420                                        GError         **error)
 421 {
 422   g_set_error_literal (error, G_TLS_ERROR, G_TLS_ERROR_UNAVAILABLE,
 423                        _("DTLS support is not available"));
 424   return FALSE;
 425 }
 426
 427 static void
 428 g_dummy_dtls_connection_initable_iface_init (GInitableIface  *iface)
 429 {
 430   iface->init = g_dummy_dtls_connection_initable_init;
 431 }
 432
 433 /* Dummy database type.
 434  */
 435
 436 typedef struct _GDummyTlsDatabase      GDummyTlsDatabase;
 437 typedef struct _GDummyTlsDatabaseClass GDummyTlsDatabaseClass;
 438
 439 struct _GDummyTlsDatabase {
 440   GTlsDatabase parent_instance;
 441 };
 442
 443 struct _GDummyTlsDatabaseClass {
 444   GTlsDatabaseClass parent_class;
 445 };
 446
 447 enum
 448 {
 449   PROP_DATABASE_0,
 450
 451   PROP_ANCHORS,
 452 };
 453
 454 static void g_dummy_tls_database_file_database_iface_init (GTlsFileDatabaseInterface *iface);
 455 static void g_dummy_tls_database_initable_iface_init (GInitableIface *iface);
 456
 457 #define g_dummy_tls_database_get_type _g_dummy_tls_database_get_type
 458 G_DEFINE_TYPE_WITH_CODE (GDummyTlsDatabase, g_dummy_tls_database, G_TYPE_TLS_DATABASE,
 459                          G_IMPLEMENT_INTERFACE (G_TYPE_TLS_FILE_DATABASE,
 460                                                 g_dummy_tls_database_file_database_iface_init)
 461                          G_IMPLEMENT_INTERFACE (G_TYPE_INITABLE,
 462                                                 g_dummy_tls_database_initable_iface_init))
 463
 464
 465 static void
 466 g_dummy_tls_database_get_property (GObject    *object,
 467                                    guint       prop_id,
 468                                    GValue     *value,
 469                                    GParamSpec *pspec)
 470 {
 471   /* We need to define this method to make GObject happy, but it will
 472    * never be possible to construct a working GDummyTlsDatabase, so
 473    * it doesn't have to do anything useful.
 474    */
 475 }
 476
 477 static void
 478 g_dummy_tls_database_set_property (GObject      *object,
 479                                    guint         prop_id,
 480                                    const GValue *value,
 481                                    GParamSpec   *pspec)
 482 {
 483   /* Just ignore all attempts to set properties. */
 484 }
 485
 486 static void
 487 g_dummy_tls_database_class_init (GDummyTlsDatabaseClass *database_class)
 488 {
 489   GObjectClass *gobject_class = G_OBJECT_CLASS (database_class);
 490
 491   gobject_class->get_property = g_dummy_tls_database_get_property;
 492   gobject_class->set_property = g_dummy_tls_database_set_property;
 493
 494   g_object_class_override_property (gobject_class, PROP_ANCHORS, "anchors");
 495 }
 496
 497 static void
 498 g_dummy_tls_database_init (GDummyTlsDatabase *database)
 499 {
 500 }
 501
 502 static void
 503 g_dummy_tls_database_file_database_iface_init (GTlsFileDatabaseInterface  *iface)
 504 {
 505 }
 506
 507 static gboolean
 508 g_dummy_tls_database_initable_init (GInitable       *initable,
 509                                     GCancellable    *cancellable,
 510                                     GError         **error)
 511 {
 512   g_set_error_literal (error, G_TLS_ERROR, G_TLS_ERROR_UNAVAILABLE,
 513                        _("TLS support is not available"));
 514   return FALSE;
 515 }
 516
 517 static void
 518 g_dummy_tls_database_initable_iface_init (GInitableIface  *iface)
 519 {
 520   iface->init = g_dummy_tls_database_initable_init;
 521 }