src/provider.c

   1 /*
   2  *
   3  *  Connection Manager
   4  *
   5  *  Copyright (C) 2007-2009  Intel Corporation. All rights reserved.
   6  *
   7  *  This program is free software; you can redistribute it and/or modify
   8  *  it under the terms of the GNU General Public License version 2 as
   9  *  published by the Free Software Foundation.
  10  *
  11  *  This program 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
  14  *  GNU General Public License for more details.
  15  *
  16  *  You should have received a copy of the GNU General Public License
  17  *  along with this program; if not, write to the Free Software
  18  *  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
  19  *
  20  */
  21
  22 #ifdef HAVE_CONFIG_H
  23 #include <config.h>
  24 #endif
  25
  26 #include <stdio.h>
  27 #include <string.h>
  28 #include <gdbus.h>
  29
  30 #include "connman.h"
  31
  32 static DBusConnection *connection = NULL;
  33
  34 static GHashTable *provider_hash = NULL;
  35
  36 static GSList *driver_list = NULL;
  37
  38 struct connman_provider {
  39         struct connman_element element;
  40         char *identifier;
  41         char *path;
  42         enum connman_provider_state state;
  43         enum connman_provider_error error;
  44         char *name;
  45         char *type;
  46         char *dns;
  47         char *domain;
  48         DBusMessage *pending;
  49         guint timeout;
  50         struct connman_provider_driver *driver;
  51         void *driver_data;
  52 };
  53
  54 static const char *state2string(enum connman_provider_state state)
  55 {
  56         switch (state) {
  57         case CONNMAN_PROVIDER_STATE_UNKNOWN:
  58                 break;
  59         case CONNMAN_PROVIDER_STATE_IDLE:
  60                 return "idle";
  61         case CONNMAN_PROVIDER_STATE_CONNECT:
  62                 return "connect";
  63         case CONNMAN_PROVIDER_STATE_READY:
  64                 return "ready";
  65         case CONNMAN_PROVIDER_STATE_DISCONNECT:
  66                 return "disconnect";
  67         case CONNMAN_PROVIDER_STATE_FAILURE:
  68                 return "failure";
  69         }
  70         return NULL;
  71 }
  72
  73 static const char *error2string(enum connman_provider_error error)
  74 {
  75         switch (error) {
  76         case CONNMAN_PROVIDER_ERROR_UNKNOWN:
  77                 break;
  78         case CONNMAN_PROVIDER_ERROR_CONNECT_FAILED:
  79                 return "connect-failed";
  80         }
  81
  82         return NULL;
  83 }
  84
  85 static void append_path(gpointer key, gpointer value, gpointer user_data)
  86 {
  87         struct connman_provider *provider = value;
  88         DBusMessageIter *iter = user_data;
  89
  90         DBG("add provider path");
  91         if (provider->path == NULL)
  92                 return;
  93
  94         dbus_message_iter_append_basic(iter, DBUS_TYPE_OBJECT_PATH,
  95                                         &provider->path);
  96 }
  97
  98 void __connman_provider_list(DBusMessageIter *iter)
  99 {
 100         g_hash_table_foreach(provider_hash, append_path, iter);
 101 }
 102
 103 static struct connman_provider *connman_provider_lookup(const char *identifier)
 104 {
 105         struct connman_provider *provider = NULL;
 106
 107         provider = g_hash_table_lookup(provider_hash, identifier);
 108
 109         return provider;
 110 }
 111
 112 static void connman_provider_setup_vpn_ipv4(struct connman_provider *provider,
 113                                                 struct connman_element *element)
 114 {
 115         if (element == NULL || provider == NULL)
 116                 return;
 117
 118         DBG("set vpn type %d", element->type);
 119
 120         if (provider == NULL)
 121                 return;
 122
 123         g_free(element->ipv4.address);
 124         element->ipv4.address = g_strdup(provider->element.ipv4.address);
 125
 126         g_free(element->ipv4.netmask);
 127         element->ipv4.netmask = g_strdup(provider->element.ipv4.netmask);
 128
 129         g_free(element->ipv4.gateway);
 130         element->ipv4.gateway = g_strdup(provider->element.ipv4.gateway);
 131
 132         g_free(element->ipv4.broadcast);
 133         element->ipv4.broadcast = g_strdup(provider->element.ipv4.broadcast);
 134
 135         DBG("VPN exist");
 136 }
 137
 138 struct connman_provider *connman_provider_ref(struct connman_provider *provider)
 139 {
 140         if (connman_element_ref(&provider->element) == NULL)
 141                 return NULL;
 142
 143         return provider;
 144 }
 145
 146 void connman_provider_unref(struct connman_provider *provider)
 147 {
 148         connman_element_unref(&provider->element);
 149 }
 150
 151 static gboolean match_driver(struct connman_provider *provider,
 152                                 struct connman_provider_driver *driver)
 153 {
 154         if (g_strcmp0(driver->name, provider->type) == 0)
 155                 return TRUE;
 156
 157         return FALSE;
 158 }
 159
 160 static int provider_probe(struct connman_provider *provider)
 161 {
 162         GSList *list;
 163
 164         DBG("provider %p name %s", provider, provider->name);
 165
 166         if (provider->driver != NULL)
 167                 return -EALREADY;
 168
 169         for (list = driver_list; list; list = list->next) {
 170                 struct connman_provider_driver *driver = list->data;
 171
 172                 if (match_driver(provider, driver) == FALSE)
 173                         continue;
 174
 175                 DBG("driver %p name %s", driver, driver->name);
 176
 177                 if (driver->probe != NULL && driver->probe(provider) == 0) {
 178                         provider->driver = driver;
 179                         break;
 180                 }
 181         }
 182
 183         if (provider->driver == NULL)
 184                 return -ENODEV;
 185
 186         return 0;
 187 }
 188
 189 static void state_changed(struct connman_provider *provider)
 190 {
 191         DBusMessage *signal;
 192         DBusMessageIter entry, value;
 193         const char *str, *key = "State";
 194
 195         if (provider->path == NULL)
 196                 return;
 197
 198         str = state2string(provider->state);
 199         if (str == NULL)
 200                 return;
 201
 202         signal = dbus_message_new_signal(provider->path,
 203                         CONNMAN_PROVIDER_INTERFACE, "PropertyChanged");
 204         if (signal == NULL)
 205                 return;
 206
 207         dbus_message_iter_init_append(signal, &entry);
 208
 209         dbus_message_iter_append_basic(&entry, DBUS_TYPE_STRING, &key);
 210
 211         dbus_message_iter_open_container(&entry, DBUS_TYPE_VARIANT,
 212                                 DBUS_TYPE_STRING_AS_STRING, &value);
 213         dbus_message_iter_append_basic(&value, DBUS_TYPE_STRING, &str);
 214         dbus_message_iter_close_container(&entry, &value);
 215
 216         g_dbus_send_message(connection, signal);
 217 }
 218
 219 static void reply_pending(struct connman_provider *provider, int error)
 220 {
 221         if (provider->timeout > 0) {
 222                 g_source_remove(provider->timeout);
 223                 provider->timeout = 0;
 224         }
 225
 226         if (provider->pending != NULL) {
 227                 if (error > 0) {
 228                         DBusMessage *reply;
 229
 230                         reply = __connman_error_failed(provider->pending,
 231                                                                 error);
 232                         if (reply != NULL)
 233                                 g_dbus_send_message(connection, reply);
 234                 } else
 235                         g_dbus_send_reply(connection, provider->pending,
 236                                                         DBUS_TYPE_INVALID);
 237
 238                 dbus_message_unref(provider->pending);
 239                 provider->pending = NULL;
 240         }
 241 }
 242
 243 static int connman_provider_disconnect(struct connman_provider *provider)
 244 {
 245         int err;
 246
 247         DBG("provider %p", provider);
 248
 249         reply_pending(provider, ECONNABORTED);
 250
 251         if (provider->driver != NULL && provider->driver->disconnect != NULL)
 252                 err = provider->driver->disconnect(provider);
 253         else
 254                 return -EOPNOTSUPP;
 255
 256         __connman_provider_indicate_state(provider,
 257                                         CONNMAN_PROVIDER_STATE_DISCONNECT);
 258         if (err < 0) {
 259                 if (err != -EINPROGRESS)
 260                         return err;
 261
 262                 return -EINPROGRESS;
 263         }
 264
 265         return 0;
 266 }
 267
 268 int __connman_provider_indicate_state(struct connman_provider *provider,
 269                                         enum connman_provider_state state)
 270 {
 271         DBG("provider %p state %d", provider, state);
 272
 273         if (provider == NULL)
 274                 return -EINVAL;
 275
 276         if (provider->state == state)
 277                 return -EALREADY;
 278
 279         if (provider->state == CONNMAN_PROVIDER_STATE_FAILURE &&
 280                                 state == CONNMAN_PROVIDER_STATE_IDLE)
 281                 return -EINVAL;
 282
 283         if (provider->state == CONNMAN_PROVIDER_STATE_IDLE &&
 284                                 state == CONNMAN_PROVIDER_STATE_DISCONNECT)
 285                 return -EINVAL;
 286
 287         if (state == CONNMAN_PROVIDER_STATE_IDLE &&
 288                         provider->state != CONNMAN_PROVIDER_STATE_DISCONNECT) {
 289                 provider->state = CONNMAN_PROVIDER_STATE_DISCONNECT;
 290                 state_changed(provider);
 291
 292                 connman_provider_disconnect(provider);
 293         }
 294
 295         provider->state = state;
 296         state_changed(provider);
 297
 298         if (state == CONNMAN_PROVIDER_STATE_READY)
 299                 reply_pending(provider, 0);
 300
 301         if (state == CONNMAN_PROVIDER_STATE_FAILURE)
 302                 reply_pending(provider, EIO);
 303         else
 304                 provider->error = CONNMAN_PROVIDER_ERROR_UNKNOWN;
 305
 306         return 0;
 307 }
 308
 309 int __connman_provider_indicate_error(struct connman_provider *provider,
 310                                       enum connman_provider_error error)
 311 {
 312         DBG("provider %p error %d", provider, error);
 313
 314         if (provider == NULL)
 315                 return -EINVAL;
 316
 317         provider->error = error;
 318
 319         return __connman_provider_indicate_state(provider,
 320                                         CONNMAN_PROVIDER_STATE_FAILURE);
 321 }
 322
 323 static gboolean connect_timeout(gpointer user_data)
 324 {
 325         struct connman_provider *provider = user_data;
 326
 327         DBG("provider %p", provider);
 328
 329         provider->timeout = 0;
 330
 331         if (provider->pending != NULL) {
 332                 DBusMessage *reply;
 333
 334                 reply = __connman_error_operation_timeout(provider->pending);
 335                 if (reply != NULL)
 336                         g_dbus_send_message(connection, reply);
 337
 338                 dbus_message_unref(provider->pending);
 339                 provider->pending = NULL;
 340         }
 341
 342         __connman_provider_indicate_error(provider,
 343                                 CONNMAN_PROVIDER_ERROR_CONNECT_FAILED);
 344
 345         return FALSE;
 346 }
 347
 348 static connman_bool_t is_connecting(struct connman_provider *provider)
 349 {
 350         switch (provider->state) {
 351         case CONNMAN_PROVIDER_STATE_UNKNOWN:
 352         case CONNMAN_PROVIDER_STATE_IDLE:
 353         case CONNMAN_PROVIDER_STATE_FAILURE:
 354         case CONNMAN_PROVIDER_STATE_DISCONNECT:
 355         case CONNMAN_PROVIDER_STATE_READY:
 356                 break;
 357         case CONNMAN_PROVIDER_STATE_CONNECT:
 358                 return TRUE;
 359         }
 360
 361         return FALSE;
 362 }
 363
 364 static int connman_provider_connect(struct connman_provider *provider)
 365 {
 366         int err;
 367
 368         DBG("provider %p", provider);
 369
 370         if (provider->state == CONNMAN_PROVIDER_STATE_READY)
 371                 return -EISCONN;
 372
 373         if (is_connecting(provider) == TRUE)
 374                 return -EALREADY;
 375
 376         g_free(provider->element.ipv4.address);
 377         g_free(provider->element.ipv4.netmask);
 378         g_free(provider->element.ipv4.gateway);
 379         g_free(provider->element.ipv4.broadcast);
 380
 381         provider->element.ipv4.address = NULL;
 382         provider->element.ipv4.netmask = NULL;
 383         provider->element.ipv4.gateway = NULL;
 384         provider->element.ipv4.broadcast = NULL;
 385
 386         if (provider->driver != NULL && provider->driver->connect != NULL)
 387                 err = provider->driver->connect(provider);
 388         else
 389                 return -EOPNOTSUPP;
 390
 391         if (err < 0) {
 392                 if (err != -EINPROGRESS)
 393                         return err;
 394
 395                 provider->timeout = g_timeout_add_seconds(60,
 396                                         connect_timeout, provider);
 397
 398                 __connman_provider_indicate_state(provider,
 399                                         CONNMAN_PROVIDER_STATE_CONNECT);
 400                 return -EINPROGRESS;
 401         }
 402
 403         return 0;
 404 }
 405
 406 int __connman_provider_remove(const char *path)
 407 {
 408         struct connman_provider *provider;
 409
 410         DBG("path %s", path);
 411
 412         provider = g_hash_table_lookup(provider_hash, path);
 413         if (provider == NULL) {
 414                 DBG("patch %s not found", path);
 415                 return -ENXIO;
 416         }
 417
 418         g_hash_table_remove(provider_hash, path);
 419
 420         return 0;
 421 }
 422
 423 static DBusMessage *get_properties(DBusConnection *conn,
 424                                         DBusMessage *msg, void *user_data)
 425 {
 426         struct connman_provider *provider = user_data;
 427         DBusMessage *reply;
 428         DBusMessageIter array, dict;
 429         dbus_bool_t required;
 430         const char *str;
 431
 432         DBG("provider %p", provider);
 433
 434         reply = dbus_message_new_method_return(msg);
 435         if (reply == NULL)
 436                 return NULL;
 437
 438         dbus_message_iter_init_append(reply, &array);
 439
 440         dbus_message_iter_open_container(&array, DBUS_TYPE_ARRAY,
 441                         DBUS_DICT_ENTRY_BEGIN_CHAR_AS_STRING
 442                         DBUS_TYPE_STRING_AS_STRING DBUS_TYPE_VARIANT_AS_STRING
 443                         DBUS_DICT_ENTRY_END_CHAR_AS_STRING, &dict);
 444
 445         if (provider->name != NULL)
 446                 connman_dbus_dict_append_variant(&dict, "Name",
 447                                         DBUS_TYPE_STRING, &provider->name);
 448
 449         if (str != NULL)
 450                 connman_dbus_dict_append_variant(&dict, "Type",
 451                                                  DBUS_TYPE_STRING,
 452                                                  &provider->type);
 453
 454         str = state2string(provider->state);
 455         if (str != NULL)
 456                 connman_dbus_dict_append_variant(&dict, "State",
 457                                                  DBUS_TYPE_STRING, &str);
 458
 459         str = error2string(provider->error);
 460         if (str != NULL)
 461                 connman_dbus_dict_append_variant(&dict, "Error",
 462                                                  DBUS_TYPE_STRING, &str);
 463
 464         required = TRUE;
 465         connman_dbus_dict_append_variant(&dict, "PassphraseRequired",
 466                                          DBUS_TYPE_BOOLEAN, &required);
 467
 468         dbus_message_iter_close_container(&array, &dict);
 469
 470         return reply;
 471 }
 472
 473 static GDBusMethodTable provider_methods[] = {
 474         { "GetProperties", "", "a{sv}", get_properties },
 475         { },
 476 };
 477
 478 static GDBusSignalTable provider_signals[] = {
 479         { "PropertyChanged", "sv" },
 480         { },
 481 };
 482
 483 int connman_provider_set_connected(struct connman_provider *provider,
 484                                                 connman_bool_t connected)
 485 {
 486         if (connected == TRUE) {
 487                 enum connman_element_type type = CONNMAN_ELEMENT_TYPE_UNKNOWN;
 488                 struct connman_element *element;
 489
 490                 type = CONNMAN_ELEMENT_TYPE_IPV4;
 491
 492                 element = connman_element_create(NULL);
 493                 if (element != NULL) {
 494                         element->type  = type;
 495                         element->index = provider->element.index;
 496
 497                         connman_provider_setup_vpn_ipv4(provider, element);
 498
 499                         if (connman_element_register(element,
 500                                         &provider->element) < 0)
 501                                 connman_element_unref(element);
 502                         else {
 503                                 char *nameservers = NULL;
 504                                 const char *value;
 505                                 char *name = NULL;
 506
 507                                 DBG("set dns");
 508                                 nameservers = g_strdup(provider->dns);
 509                                 value = nameservers;
 510                                 name = connman_inet_ifname(
 511                                                 provider->element.index);
 512                                 while (value) {
 513                                         char *next = strchr(value, ' ');
 514                                         if (next)
 515                                                 *(next++) = 0;
 516
 517                                         connman_resolver_append(name,
 518                                                         provider->domain,
 519                                                         value);
 520                                         value = next;
 521                                 }
 522                                 DBG("free extra");
 523                                 g_free(nameservers);
 524                                 g_free(name);
 525                         }
 526
 527                 }
 528                 __connman_provider_indicate_state(provider,
 529                                                   CONNMAN_PROVIDER_STATE_READY);
 530         } else {
 531                 reply_pending(provider, ECONNABORTED);
 532                 connman_element_unregister_children(&provider->element);
 533                 __connman_provider_indicate_state(provider,
 534                                         CONNMAN_PROVIDER_STATE_DISCONNECT);
 535         }
 536
 537         return 0;
 538 }
 539
 540 static void provider_free(gpointer user_data)
 541 {
 542         struct connman_provider *provider = user_data;
 543         char *path = provider->path;
 544
 545         DBG("provider %p", provider);
 546
 547         reply_pending(provider, ENOENT);
 548         provider->path = NULL;
 549
 550         if (path != NULL) {
 551                 g_dbus_unregister_interface(connection, path,
 552                                                 CONNMAN_PROVIDER_INTERFACE);
 553                 g_free(path);
 554         }
 555
 556         g_free(provider->name);
 557         g_free(provider->type);
 558         g_free(provider->domain);
 559         g_free(provider->identifier);
 560         g_free(provider->dns);
 561 }
 562
 563 static void unregister_provider(gpointer data)
 564 {
 565         struct connman_provider *provider = data;
 566
 567         DBG("provider %p", provider);
 568
 569         connman_provider_disconnect(provider);
 570
 571         connman_element_unregister(&provider->element);
 572         connman_provider_unref(provider);
 573 }
 574
 575 static void provider_destruct(struct connman_element *element)
 576 {
 577         struct connman_provider *provider = element->private;
 578
 579         provider_free(provider);
 580 }
 581
 582 static void __connman_provider_initialize(struct connman_provider *provider)
 583 {
 584         DBG("provider %p", provider);
 585
 586         provider->state = CONNMAN_PROVIDER_STATE_UNKNOWN;
 587
 588         __connman_element_initialize(&provider->element);
 589
 590         provider->element.private = provider;
 591         provider->element.destruct = provider_destruct;
 592
 593         provider->element.ipv4.address = NULL;
 594         provider->element.ipv4.netmask = NULL;
 595         provider->element.ipv4.gateway = NULL;
 596         provider->element.ipv4.broadcast = NULL;
 597
 598         provider->name = NULL;
 599         provider->type = NULL;
 600         provider->dns = NULL;
 601         provider->domain = NULL;
 602         provider->identifier = NULL;
 603         provider->path = NULL;
 604         provider->pending = NULL;
 605 }
 606
 607 static struct connman_provider *connman_provider_new(void)
 608 {
 609         struct connman_provider *provider;
 610
 611         provider = g_try_new0(struct connman_provider, 1);
 612         if (provider == NULL)
 613                 return NULL;
 614
 615         DBG("provider %p", provider);
 616         __connman_provider_initialize(provider);
 617
 618         return provider;
 619 }
 620
 621 static int provider_register(struct connman_provider *provider)
 622 {
 623         const char *path = "/provider";
 624
 625         DBG("provider %p", provider);
 626
 627         if (provider->path != NULL)
 628                 return -EALREADY;
 629
 630         provider->path = g_strdup_printf("%s/%s", path, provider->identifier);
 631
 632         DBG("path %s", provider->path);
 633
 634         g_dbus_register_interface(connection, provider->path,
 635                                         CONNMAN_PROVIDER_INTERFACE,
 636                                         provider_methods, provider_signals,
 637                                         NULL, provider, NULL);
 638
 639         return 0;
 640 }
 641
 642 static struct connman_provider *connman_provider_get(const char *identifier)
 643 {
 644         struct connman_provider *provider;
 645
 646         provider = g_hash_table_lookup(provider_hash, identifier);
 647         if (provider != NULL)
 648                 return provider;
 649
 650         provider = connman_provider_new();
 651         if (provider == NULL)
 652                 return NULL;
 653
 654         DBG("provider %p", provider);
 655
 656         provider->identifier = g_strdup(identifier);
 657
 658         g_hash_table_insert(provider_hash, provider->identifier, provider);
 659
 660         provider->element.name = g_strdup(identifier);
 661         connman_element_register(&provider->element, NULL);
 662
 663         return provider;
 664 }
 665
 666 static struct connman_provider *connman_provider_create(const char *name)
 667 {
 668         struct connman_provider *provider;
 669
 670         provider = connman_provider_get(name);
 671
 672         if (provider == NULL)
 673                 return NULL;
 674
 675         if (provider->path != NULL)
 676                 return provider;
 677
 678         provider_register(provider);
 679
 680         return provider;
 681 }
 682
 683 int __connman_provider_create_and_connect(DBusMessage *msg)
 684 {
 685         struct connman_provider *provider;
 686         DBusMessageIter iter, array;
 687         const char *type = NULL, *name = NULL;
 688         char *ident;
 689         gboolean created = FALSE;
 690         int err;
 691
 692         dbus_message_iter_init(msg, &iter);
 693         dbus_message_iter_recurse(&iter, &array);
 694
 695         while (dbus_message_iter_get_arg_type(&array) == DBUS_TYPE_DICT_ENTRY) {
 696                 DBusMessageIter entry, value;
 697                 const char *key;
 698
 699                 dbus_message_iter_recurse(&array, &entry);
 700                 dbus_message_iter_get_basic(&entry, &key);
 701
 702                 dbus_message_iter_next(&entry);
 703                 dbus_message_iter_recurse(&entry, &value);
 704
 705                 switch (dbus_message_iter_get_arg_type(&value)) {
 706                 case DBUS_TYPE_STRING:
 707                         if (g_str_equal(key, "Type") == TRUE)
 708                                 dbus_message_iter_get_basic(&value, &type);
 709                         else if (g_str_equal(key, "Name") == TRUE)
 710                                 dbus_message_iter_get_basic(&value, &name);
 711                         break;
 712                 }
 713
 714                 if (type != NULL && name != NULL)
 715                         break;
 716
 717                 dbus_message_iter_next(&array);
 718         }
 719
 720         DBG("Type %s name %s", type, name);
 721
 722         if (type == NULL || name == NULL) {
 723                 err = -EOPNOTSUPP;
 724                 goto failed;
 725         }
 726
 727         ident = g_strdup_printf("%s_%s", type, name);
 728
 729         provider = connman_provider_lookup(ident);
 730
 731         if (provider == NULL) {
 732                 created = TRUE;
 733                 provider = connman_provider_create(ident);
 734                 if (provider) {
 735                         provider->name = g_strdup(name);
 736                         provider->type = g_strdup(type);
 737                 }
 738         }
 739
 740         if (provider == NULL) {
 741                 DBG("can not create provider");
 742                 err = -EOPNOTSUPP;
 743                 goto failed;
 744         }
 745         dbus_message_iter_init(msg, &iter);
 746         dbus_message_iter_recurse(&iter, &array);
 747
 748         while (dbus_message_iter_get_arg_type(&array) == DBUS_TYPE_DICT_ENTRY) {
 749                 DBusMessageIter entry, value;
 750                 const char *key, *str;
 751
 752                 dbus_message_iter_recurse(&array, &entry);
 753                 dbus_message_iter_get_basic(&entry, &key);
 754
 755                 dbus_message_iter_next(&entry);
 756                 dbus_message_iter_recurse(&entry, &value);
 757
 758                 switch (dbus_message_iter_get_arg_type(&value)) {
 759                 case DBUS_TYPE_STRING:
 760                         dbus_message_iter_get_basic(&value, &str);
 761                         connman_provider_set_string(provider, key, str);
 762                         break;
 763                 }
 764
 765                 dbus_message_iter_next(&array);
 766         }
 767
 768         g_free(ident);
 769
 770         if (provider == NULL) {
 771                 err = -EOPNOTSUPP;
 772                 goto failed;
 773         }
 774
 775         if (created == TRUE)
 776                 provider_probe(provider);
 777
 778         err = connman_provider_connect(provider);
 779         if (err < 0 && err != -EINPROGRESS)
 780                 goto failed;
 781
 782         g_dbus_send_reply(connection, msg,
 783                                 DBUS_TYPE_OBJECT_PATH, &provider->path,
 784                                                         DBUS_TYPE_INVALID);
 785         return 0;
 786
 787 failed:
 788         if (provider != NULL && created == TRUE) {
 789                 DBG("can not connect delete provider");
 790                 connman_provider_unref(provider);
 791         }
 792
 793         return err;
 794 }
 795
 796 int connman_provider_set_string(struct connman_provider *provider,
 797                                         const char *key, const char *value)
 798 {
 799         DBG("provider %p key %s value %s", provider, key, value);
 800
 801         if (g_str_equal(key, "Type") == TRUE) {
 802                 g_free(provider->type);
 803                 provider->type = g_strdup(value);
 804         } else if (g_str_equal(key, "Name") == TRUE) {
 805                 g_free(provider->name);
 806                 provider->name = g_strdup(value);
 807         } else if (g_str_equal(key, "Gateway") == TRUE) {
 808                 g_free(provider->element.ipv4.gateway);
 809                 provider->element.ipv4.gateway = g_strdup(value);
 810         } else if (g_str_equal(key, "Address") == TRUE) {
 811                 g_free(provider->element.ipv4.address);
 812                 provider->element.ipv4.address = g_strdup(value);
 813         } else if (g_str_equal(key, "Netmask") == TRUE) {
 814                 g_free(provider->element.ipv4.netmask);
 815                 provider->element.ipv4.netmask = g_strdup(value);
 816         } else if (g_str_equal(key, "DNS") == TRUE) {
 817                 g_free(provider->dns);
 818                 provider->dns = g_strdup(value);
 819         } else if (g_str_equal(key, "Domain")) {
 820                 g_free(provider->domain);
 821                 provider->domain = g_strdup(value);
 822         }
 823
 824         return connman_element_set_string(&provider->element, key, value);
 825 }
 826
 827 const char *connman_provider_get_string(struct connman_provider *provider,
 828                                                         const char *key)
 829 {
 830         DBG("provider %p key %s", provider, key);
 831
 832         if (g_str_equal(key, "Type") == TRUE)
 833                 return provider->type;
 834         else if (g_str_equal(key, "Name") == TRUE)
 835                 return provider->name;
 836
 837         return connman_element_get_string(&provider->element, key);
 838 }
 839
 840 void *connman_provider_get_data(struct connman_provider *provider)
 841 {
 842         return provider->driver_data;
 843 }
 844
 845 void connman_provider_set_data(struct connman_provider *provider, void *data)
 846 {
 847         provider->driver_data = data;
 848 }
 849
 850 void connman_provider_set_index(struct connman_provider *provider, int index)
 851 {
 852         provider->element.index = index;
 853 }
 854
 855 int connman_provider_get_index(struct connman_provider *provider)
 856 {
 857         return provider->element.index;
 858 }
 859
 860 static gint compare_priority(gconstpointer a, gconstpointer b)
 861 {
 862         return 0;
 863 }
 864
 865 static void clean_provider(gpointer key, gpointer value, gpointer user_data)
 866 {
 867         struct connman_provider *provider = value;
 868
 869         if (provider->driver != NULL && provider->driver->remove)
 870                 provider->driver->remove(provider);
 871 }
 872
 873 int connman_provider_driver_register(struct connman_provider_driver *driver)
 874 {
 875         DBG("driver %p name %s", driver, driver->name);
 876
 877         driver_list = g_slist_insert_sorted(driver_list, driver,
 878                                                         compare_priority);
 879         return 0;
 880 }
 881
 882 void connman_provider_driver_unregister(struct connman_provider_driver *driver)
 883 {
 884         DBG("driver %p name %s", driver, driver->name);
 885
 886         driver_list = g_slist_remove(driver_list, driver);
 887 }
 888
 889 int __connman_provider_init(void)
 890 {
 891         DBG("");
 892
 893         connection = connman_dbus_get_connection();
 894
 895         provider_hash = g_hash_table_new_full(g_str_hash, g_str_equal,
 896                                                 NULL, unregister_provider);
 897         return 0;
 898 }
 899
 900 void __connman_provider_cleanup(void)
 901 {
 902         DBG("");
 903
 904         g_hash_table_foreach(provider_hash, clean_provider, NULL);
 905
 906         g_hash_table_destroy(provider_hash);
 907         provider_hash = NULL;
 908
 909         dbus_connection_unref(connection);
 910 }