src/network.c

   1 /*
   2  *
   3  *  Connection Manager
   4  *
   5  *  Copyright (C) 2007-2010  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 <errno.h>
  27 #include <string.h>
  28
  29 #include "connman.h"
  30
  31 static unsigned int hidden_counter = 0;
  32
  33 struct connman_network {
  34         struct connman_element element;
  35         enum connman_network_type type;
  36         connman_bool_t available;
  37         connman_bool_t connected;
  38         connman_bool_t roaming;
  39         connman_bool_t hidden;
  40         connman_uint8_t strength;
  41         connman_uint16_t frequency;
  42         char *identifier;
  43         char *address;
  44         char *name;
  45         char *node;
  46         char *group;
  47         struct connman_ipconfig *ipconfig;
  48
  49         struct connman_network_driver *driver;
  50         void *driver_data;
  51
  52         connman_bool_t connecting;
  53         connman_bool_t associating;
  54
  55         struct connman_device *device;
  56
  57         struct {
  58                 void *ssid;
  59                 int ssid_len;
  60                 char *mode;
  61                 unsigned short channel;
  62                 char *security;
  63                 char *passphrase;
  64                 char *eap;
  65                 char *identity;
  66                 char *ca_cert_path;
  67                 char *client_cert_path;
  68                 char *private_key_path;
  69                 char *private_key_passphrase;
  70                 char *phase2_auth;
  71         } wifi;
  72 };
  73
  74 static const char *type2string(enum connman_network_type type)
  75 {
  76         switch (type) {
  77         case CONNMAN_NETWORK_TYPE_UNKNOWN:
  78         case CONNMAN_NETWORK_TYPE_VENDOR:
  79                 break;
  80         case CONNMAN_NETWORK_TYPE_ETHERNET:
  81                 return "ethernet";
  82         case CONNMAN_NETWORK_TYPE_WIFI:
  83                 return "wifi";
  84         case CONNMAN_NETWORK_TYPE_WIMAX:
  85                 return "wimax";
  86         case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
  87         case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
  88                 return "bluetooth";
  89         case CONNMAN_NETWORK_TYPE_CELLULAR:
  90                 return "cellular";
  91         }
  92
  93         return NULL;
  94 }
  95
  96 connman_bool_t __connman_network_has_driver(struct connman_network *network)
  97 {
  98         if (network == NULL || network->driver == NULL)
  99                 return FALSE;
 100
 101         return TRUE;
 102 }
 103
 104 static GSList *driver_list = NULL;
 105
 106 static gint compare_priority(gconstpointer a, gconstpointer b)
 107 {
 108         const struct connman_network_driver *driver1 = a;
 109         const struct connman_network_driver *driver2 = b;
 110
 111         return driver2->priority - driver1->priority;
 112 }
 113
 114 /**
 115  * connman_network_driver_register:
 116  * @driver: network driver definition
 117  *
 118  * Register a new network driver
 119  *
 120  * Returns: %0 on success
 121  */
 122 int connman_network_driver_register(struct connman_network_driver *driver)
 123 {
 124         GSList *list;
 125
 126         DBG("driver %p name %s", driver, driver->name);
 127
 128         for (list = driver_list; list; list = list->next) {
 129                 struct connman_network_driver *tmp = list->data;
 130
 131                 if (tmp->type == driver->type)
 132                         return -EALREADY;
 133
 134         }
 135
 136         driver_list = g_slist_insert_sorted(driver_list, driver,
 137                                                         compare_priority);
 138
 139         return 0;
 140 }
 141
 142 /**
 143  * connman_network_driver_unregister:
 144  * @driver: network driver definition
 145  *
 146  * Remove a previously registered network driver
 147  */
 148 void connman_network_driver_unregister(struct connman_network_driver *driver)
 149 {
 150         DBG("driver %p name %s", driver, driver->name);
 151
 152         driver_list = g_slist_remove(driver_list, driver);
 153 }
 154
 155 static void network_destruct(struct connman_element *element)
 156 {
 157         struct connman_network *network = element->network;
 158
 159         DBG("element %p name %s", element, element->name);
 160
 161         g_free(network->wifi.ssid);
 162         g_free(network->wifi.mode);
 163         g_free(network->wifi.security);
 164         g_free(network->wifi.passphrase);
 165
 166         g_free(network->group);
 167         g_free(network->node);
 168         g_free(network->name);
 169         g_free(network->address);
 170         g_free(network->identifier);
 171
 172         if (network->ipconfig) {
 173                 connman_ipconfig_unref(network->ipconfig);
 174                 network->ipconfig = NULL;
 175         }
 176
 177         network->device = NULL;
 178 }
 179
 180 /**
 181  * connman_network_create:
 182  * @identifier: network identifier (for example an unqiue name)
 183  *
 184  * Allocate a new network and assign the #identifier to it.
 185  *
 186  * Returns: a newly-allocated #connman_network structure
 187  */
 188 struct connman_network *connman_network_create(const char *identifier,
 189                                                 enum connman_network_type type)
 190 {
 191         struct connman_network *network;
 192         connman_uint8_t strength = 0;
 193         const char *str;
 194         char *temp;
 195
 196         DBG("identifier %s type %d", identifier, type);
 197
 198         network = g_try_new0(struct connman_network, 1);
 199         if (network == NULL)
 200                 return NULL;
 201
 202         DBG("network %p", network);
 203
 204         __connman_element_initialize(&network->element);
 205
 206         if (identifier == NULL) {
 207                 temp = g_strdup_printf("hidden_%d", hidden_counter++);
 208                 network->hidden = TRUE;
 209         } else
 210                 temp = g_strdup(identifier);
 211
 212         if (temp == NULL) {
 213                 g_free(network);
 214                 return NULL;
 215         }
 216
 217         network->element.name = temp;
 218         network->element.type = CONNMAN_ELEMENT_TYPE_NETWORK;
 219
 220         network->element.network = network;
 221         network->element.destruct = network_destruct;
 222
 223         str = type2string(type);
 224         if (str != NULL)
 225                 connman_element_set_string(&network->element, "Type", str);
 226
 227         connman_element_set_uint8(&network->element, "Strength", strength);
 228
 229         network->type       = type;
 230         network->identifier = g_strdup(temp);
 231
 232         return network;
 233 }
 234
 235 /**
 236  * connman_network_ref:
 237  * @network: network structure
 238  *
 239  * Increase reference counter of  network
 240  */
 241 struct connman_network *connman_network_ref(struct connman_network *network)
 242 {
 243         if (connman_element_ref(&network->element) == NULL)
 244                 return NULL;
 245
 246         return network;
 247 }
 248
 249 /**
 250  * connman_network_unref:
 251  * @network: network structure
 252  *
 253  * Decrease reference counter of network
 254  */
 255 void connman_network_unref(struct connman_network *network)
 256 {
 257         connman_element_unref(&network->element);
 258 }
 259
 260 const char *__connman_network_get_type(struct connman_network *network)
 261 {
 262         return type2string(network->type);
 263 }
 264
 265 /**
 266  * connman_network_get_type:
 267  * @network: network structure
 268  *
 269  * Get type of network
 270  */
 271 enum connman_network_type connman_network_get_type(struct connman_network *network)
 272 {
 273         return network->type;
 274 }
 275
 276 /**
 277  * connman_network_get_identifier:
 278  * @network: network structure
 279  *
 280  * Get identifier of network
 281  */
 282 const char *connman_network_get_identifier(struct connman_network *network)
 283 {
 284         return network->identifier;
 285 }
 286
 287 /**
 288  * connman_network_set_index:
 289  * @network: network structure
 290  * @index: index number
 291  *
 292  * Set index number of network
 293  */
 294 void connman_network_set_index(struct connman_network *network, int index)
 295 {
 296         struct connman_service *service;
 297         struct connman_ipconfig *ipconfig;
 298
 299         service = __connman_service_lookup_from_network(network);
 300         if (service == NULL)
 301                 goto done;
 302
 303         ipconfig = __connman_service_get_ipconfig(service);
 304
 305         if (network->element.index < 0 && ipconfig == NULL)
 306                 /*
 307                  * This is needed for plugins that havent set their ipconfig
 308                  * layer yet, due to not being able to get a network index
 309                  * prior to creating a service.
 310                  */
 311                 __connman_service_create_ipconfig(service, index);
 312         else {
 313                 /* If index changed, the index of ipconfig must be reset. */
 314                 if (ipconfig == NULL)
 315                         goto done;
 316
 317                 __connman_ipconfig_set_index(ipconfig, index);
 318         }
 319
 320 done:
 321         network->element.index = index;
 322 }
 323
 324 /**
 325  * connman_network_get_index:
 326  * @network: network structure
 327  *
 328  * Get index number of network
 329  */
 330 int connman_network_get_index(struct connman_network *network)
 331 {
 332         return network->element.index;
 333 }
 334
 335 /**
 336  * connman_network_get_element:
 337  * @network: network structure
 338  *
 339  * Get connman_element of network
 340  */
 341 struct connman_element *connman_network_get_element(
 342                                 struct connman_network *network)
 343 {
 344         return &network->element;
 345 }
 346
 347 /**
 348  * connman_network_set_group:
 349  * @network: network structure
 350  * @group: group name
 351  *
 352  * Set group name for automatic clustering
 353  */
 354 void connman_network_set_group(struct connman_network *network,
 355                                                         const char *group)
 356 {
 357         switch (network->type) {
 358         case CONNMAN_NETWORK_TYPE_UNKNOWN:
 359         case CONNMAN_NETWORK_TYPE_VENDOR:
 360                 return;
 361         case CONNMAN_NETWORK_TYPE_ETHERNET:
 362         case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
 363         case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
 364         case CONNMAN_NETWORK_TYPE_CELLULAR:
 365         case CONNMAN_NETWORK_TYPE_WIFI:
 366         case CONNMAN_NETWORK_TYPE_WIMAX:
 367                 break;
 368         }
 369
 370         if (g_strcmp0(network->group, group) == 0) {
 371                 if (group != NULL)
 372                         __connman_profile_update_network(network);
 373                 return;
 374         }
 375
 376         if (network->group != NULL) {
 377                 __connman_profile_remove_network(network);
 378
 379                 g_free(network->group);
 380         }
 381
 382         network->group = g_strdup(group);
 383
 384         if (network->group != NULL)
 385                         __connman_profile_add_network(network);
 386 }
 387
 388 /**
 389  * connman_network_get_group:
 390  * @network: network structure
 391  *
 392  * Get group name for automatic clustering
 393  */
 394 const char *connman_network_get_group(struct connman_network *network)
 395 {
 396         return network->group;
 397 }
 398
 399 const char *__connman_network_get_ident(struct connman_network *network)
 400 {
 401         if (network->device == NULL)
 402                 return NULL;
 403
 404         return connman_device_get_ident(network->device);
 405 }
 406
 407 connman_bool_t __connman_network_get_weakness(struct connman_network *network)
 408 {
 409         switch (network->type) {
 410         case CONNMAN_NETWORK_TYPE_UNKNOWN:
 411         case CONNMAN_NETWORK_TYPE_VENDOR:
 412         case CONNMAN_NETWORK_TYPE_ETHERNET:
 413         case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
 414         case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
 415         case CONNMAN_NETWORK_TYPE_CELLULAR:
 416         case CONNMAN_NETWORK_TYPE_WIMAX:
 417                 break;
 418         case CONNMAN_NETWORK_TYPE_WIFI:
 419                 if (g_strcmp0(network->wifi.mode, "adhoc") == 0)
 420                         return TRUE;
 421                 if (network->strength > 0 && network->strength < 20)
 422                         return TRUE;
 423                 break;
 424         }
 425
 426         return FALSE;
 427 }
 428
 429 connman_bool_t __connman_network_get_connecting(struct connman_network *network)
 430 {
 431         return network->connecting;
 432 }
 433
 434 /**
 435  * connman_network_set_available:
 436  * @network: network structure
 437  * @available: availability state
 438  *
 439  * Change availability state of network (in range)
 440  */
 441 int connman_network_set_available(struct connman_network *network,
 442                                                 connman_bool_t available)
 443 {
 444         DBG("network %p available %d", network, available);
 445
 446         if (network->available == available)
 447                 return -EALREADY;
 448
 449         network->available = available;
 450
 451         return 0;
 452 }
 453
 454 /**
 455  * connman_network_get_available:
 456  * @network: network structure
 457  *
 458  * Get network available setting
 459  */
 460 connman_bool_t connman_network_get_available(struct connman_network *network)
 461 {
 462         if (network->hidden == TRUE)
 463                 return TRUE;
 464
 465         return network->available;
 466 }
 467
 468 /**
 469  * connman_network_set_associating:
 470  * @network: network structure
 471  * @associating: associating state
 472  *
 473  * Change associating state of network
 474  */
 475 int connman_network_set_associating(struct connman_network *network,
 476                                                 connman_bool_t associating)
 477 {
 478         DBG("network %p associating %d", network, associating);
 479
 480         if (network->associating == associating)
 481                 return -EALREADY;
 482
 483         network->associating = associating;
 484
 485         if (associating == TRUE) {
 486                 struct connman_service *service;
 487
 488                 service = __connman_service_lookup_from_network(network);
 489                 __connman_service_indicate_state(service,
 490                                         CONNMAN_SERVICE_STATE_ASSOCIATION);
 491         }
 492
 493         return 0;
 494 }
 495
 496 static void set_associate_error(struct connman_network *network)
 497 {
 498         struct connman_service *service;
 499
 500         if (network->associating == FALSE)
 501                 return ;
 502
 503         network->associating = FALSE;
 504
 505         service = __connman_service_lookup_from_network(network);
 506
 507         __connman_service_indicate_state(service,
 508                                         CONNMAN_SERVICE_STATE_FAILURE);
 509 }
 510
 511 static void set_configure_error(struct connman_network *network)
 512 {
 513         struct connman_service *service;
 514
 515         network->connecting = FALSE;
 516
 517         service = __connman_service_lookup_from_network(network);
 518
 519         __connman_service_indicate_state(service,
 520                                         CONNMAN_SERVICE_STATE_FAILURE);
 521 }
 522
 523 void connman_network_set_method(struct connman_network *network,
 524                                         enum connman_ipconfig_method method)
 525 {
 526         struct connman_service *service;
 527         struct connman_ipconfig *ipconfig;
 528
 529         network->element.ipv4.method = method;
 530
 531         service = __connman_service_lookup_from_network(network);
 532         if (service == NULL)
 533                 return;
 534
 535         ipconfig = __connman_service_get_ipconfig(service);
 536         if (ipconfig == NULL)
 537                 return;
 538
 539         connman_ipconfig_set_method(ipconfig, method);
 540 }
 541
 542 void connman_network_set_error(struct connman_network *network,
 543                                         enum connman_network_error error)
 544 {
 545         DBG("nework %p, error %d", network, error);
 546
 547         network->connecting = FALSE;
 548
 549         switch (error) {
 550         case CONNMAN_NETWORK_ERROR_UNKNOWN:
 551                 return;
 552         case CONNMAN_NETWORK_ERROR_ASSOCIATE_FAIL:
 553                 set_associate_error(network);
 554                 break;
 555         case CONNMAN_NETWORK_ERROR_CONFIGURE_FAIL:
 556                 set_configure_error(network);
 557                 break;
 558         }
 559 }
 560
 561 static void set_configuration(struct connman_network *network)
 562 {
 563         struct connman_service *service;
 564
 565         DBG("network %p", network);
 566
 567         __connman_device_increase_connections(network->device);
 568
 569         __connman_device_set_network(network->device, network);
 570
 571         connman_device_set_disconnected(network->device, FALSE);
 572
 573         service = __connman_service_lookup_from_network(network);
 574         __connman_service_indicate_state(service,
 575                                         CONNMAN_SERVICE_STATE_CONFIGURATION);
 576 }
 577
 578 static int set_connected_fixed(struct connman_network *network)
 579 {
 580         struct connman_service *service;
 581         struct connman_element *parent, *element;
 582
 583         DBG("");
 584
 585         service = __connman_service_lookup_from_network(network);
 586
 587         parent = connman_network_get_element(network);
 588
 589         set_configuration(network);
 590
 591         if (parent->ipv4.address == NULL)
 592                 return -EINVAL;
 593
 594         if (parent->ipv4.netmask == NULL)
 595                 return -EINVAL;
 596
 597         element = connman_element_create(NULL);
 598         if (element == NULL) {
 599                 connman_error("Can not create connman_element");
 600                 return -ENOMEM;
 601         }
 602
 603         element->type = CONNMAN_ELEMENT_TYPE_IPV4;
 604         element->index = parent->index;
 605
 606         if (connman_element_register(element, parent) < 0) {
 607                 connman_error("Can not register connman_element");
 608                 return -EINVAL;
 609         }
 610
 611         network->connecting = FALSE;
 612
 613         connman_network_set_associating(network, FALSE);
 614
 615         return 0;
 616 }
 617
 618 static void set_connected_manual(struct connman_network *network)
 619 {
 620         struct connman_service *service;
 621         struct connman_ipconfig *ipconfig;
 622         const char *nameserver = NULL;
 623         int err;
 624
 625         DBG("network %p", network);
 626
 627         service = __connman_service_lookup_from_network(network);
 628
 629         ipconfig = __connman_service_get_ipconfig(service);
 630
 631         set_configuration(network);
 632
 633         err = __connman_ipconfig_set_address(ipconfig);
 634         if (err < 0) {
 635                 connman_network_set_error(network,
 636                         CONNMAN_NETWORK_ERROR_CONFIGURE_FAIL);
 637                 return;
 638         }
 639
 640         connman_element_get_value(&network->element,
 641                         CONNMAN_PROPERTY_ID_IPV4_NAMESERVER, &nameserver);
 642         if (nameserver != NULL)
 643                 __connman_service_append_nameserver(service, nameserver);
 644
 645         __connman_ipconfig_set_gateway(ipconfig, &network->element);
 646
 647         network->connecting = FALSE;
 648
 649         connman_network_set_associating(network, FALSE);
 650
 651         __connman_service_indicate_state(service, CONNMAN_SERVICE_STATE_READY);
 652 }
 653
 654 static int set_connected_dhcp(struct connman_network *network)
 655 {
 656         struct connman_element *element;
 657         int error;
 658
 659         DBG("network %p", network);
 660
 661         element = connman_element_create(NULL);
 662         if (element == NULL)
 663                 return -ENOMEM;
 664
 665         element->type  = CONNMAN_ELEMENT_TYPE_DHCP;
 666         element->index = network->element.index;
 667
 668         error = connman_element_register(element, &network->element);
 669         if (error < 0) {
 670                 connman_element_unref(element);
 671                 return error;
 672         }
 673
 674         set_configuration(network);
 675
 676         return 0;
 677 }
 678
 679 static int manual_ipv6_set(struct connman_network *network,
 680                                 struct connman_ipconfig *ipconfig_ipv6)
 681 {
 682         struct connman_service *service;
 683         int err;
 684
 685         service = __connman_service_lookup_from_network(network);
 686         if (service == NULL)
 687                 return -EINVAL;
 688
 689         err = __connman_ipconfig_set_address(ipconfig_ipv6);
 690         if (err < 0) {
 691                 connman_network_set_error(network,
 692                         CONNMAN_NETWORK_ERROR_CONFIGURE_FAIL);
 693                 return err;
 694         }
 695
 696         /*
 697          * READY state will be indicated by IPV4 setting
 698          * gateway will be set by IPV4 setting
 699          */
 700
 701         return 0;
 702 }
 703
 704 static gboolean set_connected(gpointer user_data)
 705 {
 706         struct connman_network *network = user_data;
 707         struct connman_service *service;
 708         struct connman_ipconfig *ipconfig;
 709         enum connman_ipconfig_method method;
 710
 711         service = __connman_service_lookup_from_network(network);
 712
 713         ipconfig = __connman_service_get_ipconfig(service);
 714
 715         method = __connman_ipconfig_get_method(ipconfig);
 716
 717         DBG("method %d", method);
 718
 719         if (network->connected == TRUE) {
 720                 enum connman_ipconfig_method ipv6_method;
 721                 struct connman_ipconfig *ipv6config;
 722                 int ret;
 723
 724                 ipv6config = connman_ipconfig_get_ipv6config(ipconfig);
 725                 ipv6_method = __connman_ipconfig_get_method(ipv6config);
 726                 switch (ipv6_method) {
 727                 case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
 728                 case CONNMAN_IPCONFIG_METHOD_OFF:
 729                         break;
 730                 case CONNMAN_IPCONFIG_METHOD_FIXED:
 731                 case CONNMAN_IPCONFIG_METHOD_MANUAL:
 732                         ret = manual_ipv6_set(network, ipv6config);
 733                         if (ret != 0) {
 734                                 connman_network_set_error(network,
 735                                         CONNMAN_NETWORK_ERROR_ASSOCIATE_FAIL);
 736                                 return FALSE;
 737                         }
 738                         break;
 739                 case CONNMAN_IPCONFIG_METHOD_DHCP:
 740                         break;
 741                 }
 742
 743                 switch (method) {
 744                 case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
 745                 case CONNMAN_IPCONFIG_METHOD_OFF:
 746                         return FALSE;
 747                 case CONNMAN_IPCONFIG_METHOD_FIXED:
 748                         if (set_connected_fixed(network) < 0) {
 749                                 connman_network_set_error(network,
 750                                         CONNMAN_NETWORK_ERROR_ASSOCIATE_FAIL);
 751                                 return FALSE;
 752                         }
 753                         return TRUE;
 754                 case CONNMAN_IPCONFIG_METHOD_MANUAL:
 755                         set_connected_manual(network);
 756                         return TRUE;
 757                 case CONNMAN_IPCONFIG_METHOD_DHCP:
 758                         if (set_connected_dhcp(network) < 0) {
 759                                 connman_network_set_error(network,
 760                                         CONNMAN_NETWORK_ERROR_ASSOCIATE_FAIL);
 761                                 return FALSE;
 762                         }
 763                 }
 764
 765         } else {
 766                 struct connman_service *service;
 767
 768                 connman_element_unregister_children(&network->element);
 769
 770                 __connman_device_set_network(network->device, NULL);
 771                 network->hidden = FALSE;
 772
 773                 service = __connman_service_lookup_from_network(network);
 774
 775                 __connman_service_indicate_state(service,
 776                                                 CONNMAN_SERVICE_STATE_IDLE);
 777         }
 778
 779         network->connecting = FALSE;
 780
 781         connman_network_set_associating(network, FALSE);
 782
 783         return FALSE;
 784 }
 785
 786 /**
 787  * connman_network_set_connected:
 788  * @network: network structure
 789  * @connected: connected state
 790  *
 791  * Change connected state of network
 792  */
 793 int connman_network_set_connected(struct connman_network *network,
 794                                                 connman_bool_t connected)
 795 {
 796         DBG("network %p connected %d", network, connected);
 797
 798         if ((network->connecting == TRUE || network->associating == TRUE) &&
 799                                                         connected == FALSE) {
 800                 connman_element_set_error(&network->element,
 801                                         CONNMAN_ELEMENT_ERROR_CONNECT_FAILED);
 802                 __connman_network_disconnect(network);
 803         }
 804
 805         if (network->connected == connected)
 806                 return -EALREADY;
 807
 808         if (connected == FALSE)
 809                 __connman_device_decrease_connections(network->device);
 810
 811         network->connected = connected;
 812
 813         set_connected(network);
 814
 815         return 0;
 816 }
 817
 818 /**
 819  * connman_network_get_connected:
 820  * @network: network structure
 821  *
 822  * Get network connection status
 823  */
 824 connman_bool_t connman_network_get_connected(struct connman_network *network)
 825 {
 826         return network->connected;
 827 }
 828
 829 /**
 830  * connman_network_get_associating:
 831  * @network: network structure
 832  *
 833  * Get network associating status
 834  */
 835 connman_bool_t connman_network_get_associating(struct connman_network *network)
 836 {
 837         return network->associating;
 838 }
 839
 840 /**
 841  * __connman_network_connect:
 842  * @network: network structure
 843  *
 844  * Connect network
 845  */
 846 int __connman_network_connect(struct connman_network *network)
 847 {
 848         struct connman_service *service;
 849         int err;
 850
 851         DBG("network %p", network);
 852
 853         if (network->connected == TRUE)
 854                 return -EISCONN;
 855
 856         if (network->connecting == TRUE || network->associating == TRUE)
 857                 return -EALREADY;
 858
 859         if (network->driver == NULL)
 860                 return -EUNATCH;
 861
 862         if (network->driver->connect == NULL)
 863                 return -ENOSYS;
 864
 865         if (network->device == NULL)
 866                 return -ENODEV;
 867
 868         __connman_device_disconnect(network->device);
 869
 870         network->connecting = TRUE;
 871
 872         service = __connman_service_lookup_from_network(network);
 873
 874         err = network->driver->connect(network);
 875         if (err < 0) {
 876                 if (err == -EINPROGRESS)
 877                         connman_network_set_associating(network, TRUE);
 878                 else {
 879                         network->connecting = FALSE;
 880                         network->hidden = FALSE;
 881                 }
 882
 883                 return err;
 884         }
 885
 886         network->connected = TRUE;
 887         set_connected(network);
 888
 889         return err;
 890 }
 891
 892 /**
 893  * __connman_network_disconnect:
 894  * @network: network structure
 895  *
 896  * Disconnect network
 897  */
 898 int __connman_network_disconnect(struct connman_network *network)
 899 {
 900         int err;
 901
 902         DBG("network %p", network);
 903
 904         if (network->connected == FALSE && network->connecting == FALSE &&
 905                                                 network->associating == FALSE)
 906                 return -ENOTCONN;
 907
 908         if (network->driver == NULL)
 909                 return -EUNATCH;
 910
 911         if (network->driver->disconnect == NULL)
 912                 return -ENOSYS;
 913
 914         network->connecting = FALSE;
 915
 916         err = network->driver->disconnect(network);
 917         if (err == 0) {
 918                 connman_network_set_connected(network, FALSE);
 919                 set_connected(network);
 920         }
 921
 922         return err;
 923 }
 924
 925 static int dhcp_start(struct connman_network *network)
 926 {
 927         struct connman_element *element;
 928         int error;
 929
 930         element = connman_element_create(NULL);
 931         if (element == NULL)
 932                 return -ENOMEM;
 933
 934         element->type  = CONNMAN_ELEMENT_TYPE_DHCP;
 935         element->index = network->element.index;
 936
 937         error = connman_element_register(element, &network->element);
 938         if (error < 0) {
 939                 connman_element_unref(element);
 940                 return error;
 941         }
 942
 943         return 0;
 944 }
 945
 946 static int dhcp_stop(struct connman_network *network)
 947 {
 948         connman_element_unregister_children_type(&network->element,
 949                                         CONNMAN_ELEMENT_TYPE_CONNECTION);
 950         connman_element_unregister_children_type(&network->element,
 951                                                 CONNMAN_ELEMENT_TYPE_IPV4);
 952         connman_element_unregister_children_type(&network->element,
 953                                                 CONNMAN_ELEMENT_TYPE_DHCP);
 954
 955         return 0;
 956 }
 957
 958 static int manual_ipv4_set(struct connman_network *network,
 959                                 struct connman_ipconfig *ipconfig)
 960 {
 961         struct connman_service *service;
 962         int err;
 963
 964         service = __connman_service_lookup_from_network(network);
 965         if (service == NULL)
 966                 return -EINVAL;
 967
 968         err = __connman_ipconfig_set_address(ipconfig);
 969         if (err < 0) {
 970                 connman_network_set_error(network,
 971                         CONNMAN_NETWORK_ERROR_CONFIGURE_FAIL);
 972                 return err;
 973         }
 974
 975         __connman_ipconfig_set_gateway(ipconfig, &network->element);
 976
 977         __connman_service_indicate_state(service, CONNMAN_SERVICE_STATE_READY);
 978
 979         return 0;
 980 }
 981
 982 int __connman_network_clear_ipconfig(struct connman_network *network,
 983                                         struct connman_ipconfig *ipconfig)
 984 {
 985         struct connman_service *service;
 986         enum connman_ipconfig_method method;
 987
 988         service = __connman_service_lookup_from_network(network);
 989         if (service == NULL)
 990                 return -EINVAL;
 991
 992         method = __connman_ipconfig_get_method(ipconfig);
 993
 994         switch (method) {
 995         case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
 996         case CONNMAN_IPCONFIG_METHOD_OFF:
 997         case CONNMAN_IPCONFIG_METHOD_FIXED:
 998                 return -EINVAL;
 999         case CONNMAN_IPCONFIG_METHOD_MANUAL:
1000                 connman_element_unregister_children_type(&network->element,
1001                                         CONNMAN_ELEMENT_TYPE_CONNECTION);
1002                 __connman_ipconfig_clear_address(ipconfig);
1003                 break;
1004         case CONNMAN_IPCONFIG_METHOD_DHCP:
1005                 dhcp_stop(network);
1006                 break;
1007         }
1008
1009         __connman_service_indicate_state(service,
1010                                         CONNMAN_SERVICE_STATE_CONFIGURATION);
1011
1012         return 0;
1013 }
1014
1015 int __connman_network_set_ipconfig(struct connman_network *network,
1016                                         struct connman_ipconfig *ipconfig)
1017 {
1018         struct connman_ipconfig *ipv6config;
1019         enum connman_ipconfig_method method;
1020         int ret;
1021
1022         ipv6config = connman_ipconfig_get_ipv6config(ipconfig);
1023         method = __connman_ipconfig_get_method(ipv6config);
1024         switch (method) {
1025         case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
1026         case CONNMAN_IPCONFIG_METHOD_OFF:
1027                 break;
1028         case CONNMAN_IPCONFIG_METHOD_FIXED:
1029         case CONNMAN_IPCONFIG_METHOD_MANUAL:
1030                 ret = manual_ipv6_set(network, ipv6config);
1031                 if (ret != 0) {
1032                         connman_network_set_error(network,
1033                                 CONNMAN_NETWORK_ERROR_ASSOCIATE_FAIL);
1034                         return FALSE;
1035                 }
1036                 break;
1037         case CONNMAN_IPCONFIG_METHOD_DHCP:
1038                 break;
1039         }
1040
1041         method = __connman_ipconfig_get_method(ipconfig);
1042
1043         switch (method) {
1044         case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
1045         case CONNMAN_IPCONFIG_METHOD_OFF:
1046         case CONNMAN_IPCONFIG_METHOD_FIXED:
1047                 return -EINVAL;
1048         case CONNMAN_IPCONFIG_METHOD_MANUAL:
1049                 return manual_ipv4_set(network, ipconfig);
1050         case CONNMAN_IPCONFIG_METHOD_DHCP:
1051                 return dhcp_start(network);
1052         }
1053
1054         return 0;
1055 }
1056
1057 /**
1058  * connman_network_set_address:
1059  * @network: network structure
1060  * @address: binary address value
1061  * @size: binary address length
1062  *
1063  * Set unique address value for network
1064  */
1065 int connman_network_set_address(struct connman_network *network,
1066                                 const void *address, unsigned int size)
1067 {
1068         const unsigned char *addr_octet = address;
1069         char *str;
1070
1071         DBG("network %p size %d", network, size);
1072
1073         if (size != 6)
1074                 return -EINVAL;
1075
1076         str = g_strdup_printf("%02X:%02X:%02X:%02X:%02X:%02X",
1077                                 addr_octet[0], addr_octet[1], addr_octet[2],
1078                                 addr_octet[3], addr_octet[4], addr_octet[5]);
1079         if (str == NULL)
1080                 return -ENOMEM;
1081
1082         g_free(network->address);
1083         network->address = str;
1084
1085         return connman_element_set_string(&network->element,
1086                                                 "Address", network->address);
1087 }
1088
1089 /**
1090  * connman_network_set_name:
1091  * @network: network structure
1092  * @name: name value
1093  *
1094  * Set display name value for network
1095  */
1096 int connman_network_set_name(struct connman_network *network,
1097                                                         const char *name)
1098 {
1099         DBG("network %p name %s", network, name);
1100
1101         g_free(network->name);
1102         network->name = g_strdup(name);
1103
1104         return connman_element_set_string(&network->element, "Name", name);
1105 }
1106
1107 /**
1108  * connman_network_set_strength:
1109  * @network: network structure
1110  * @strength: strength value
1111  *
1112  * Set signal strength value for network
1113  */
1114 int connman_network_set_strength(struct connman_network *network,
1115                                                 connman_uint8_t strength)
1116 {
1117         DBG("network %p strengh %d", network, strength);
1118
1119         network->strength = strength;
1120
1121         return connman_element_set_uint8(&network->element,
1122                                                 "Strength", strength);
1123 }
1124
1125 /**
1126  * connman_network_set_roaming:
1127  * @network: network structure
1128  * @roaming: roaming state
1129  *
1130  * Set roaming state for network
1131  */
1132 int connman_network_set_roaming(struct connman_network *network,
1133                                                 connman_bool_t roaming)
1134 {
1135         DBG("network %p roaming %d", network, roaming);
1136
1137         network->roaming = roaming;
1138
1139         return connman_element_set_bool(&network->element,
1140                                                 "Roaming", roaming);
1141 }
1142
1143 /**
1144  * connman_network_set_string:
1145  * @network: network structure
1146  * @key: unique identifier
1147  * @value: string value
1148  *
1149  * Set string value for specific key
1150  */
1151 int connman_network_set_string(struct connman_network *network,
1152                                         const char *key, const char *value)
1153 {
1154         int err;
1155
1156         DBG("network %p key %s value %s", network, key, value);
1157
1158         if (g_strcmp0(key, "Name") == 0)
1159                 return connman_network_set_name(network, value);
1160
1161         if (g_str_equal(key, "Address") == TRUE) {
1162                 g_free(network->address);
1163                 network->address = g_strdup(value);
1164         } else if (g_str_equal(key, "Node") == TRUE) {
1165                 g_free(network->node);
1166                 network->node = g_strdup(value);
1167         } else if (g_str_equal(key, "WiFi.Mode") == TRUE) {
1168                 g_free(network->wifi.mode);
1169                 network->wifi.mode = g_strdup(value);
1170         } else if (g_str_equal(key, "WiFi.Security") == TRUE) {
1171                 g_free(network->wifi.security);
1172                 network->wifi.security = g_strdup(value);
1173         } else if (g_str_equal(key, "WiFi.Passphrase") == TRUE) {
1174                 g_free(network->wifi.passphrase);
1175                 network->wifi.passphrase = g_strdup(value);
1176         } else if (g_str_equal(key, "WiFi.EAP") == TRUE) {
1177                 g_free(network->wifi.eap);
1178                 network->wifi.eap = g_strdup(value);
1179         } else if (g_str_equal(key, "WiFi.Identity") == TRUE) {
1180                 g_free(network->wifi.identity);
1181                 network->wifi.identity = g_strdup(value);
1182         } else if (g_str_equal(key, "WiFi.CACertFile") == TRUE) {
1183                 g_free(network->wifi.ca_cert_path);
1184                 network->wifi.ca_cert_path = g_strdup(value);
1185         } else if (g_str_equal(key, "WiFi.ClientCertFile") == TRUE) {
1186                 g_free(network->wifi.client_cert_path);
1187                 network->wifi.client_cert_path = g_strdup(value);
1188         } else if (g_str_equal(key, "WiFi.PrivateKeyFile") == TRUE) {
1189                 g_free(network->wifi.private_key_path);
1190                 network->wifi.private_key_path = g_strdup(value);
1191         } else if (g_str_equal(key, "WiFi.PrivateKeyPassphrase") == TRUE) {
1192                 g_free(network->wifi.private_key_passphrase);
1193                 network->wifi.private_key_passphrase = g_strdup(value);
1194         } else if (g_str_equal(key, "WiFi.Phase2") == TRUE) {
1195                 g_free(network->wifi.phase2_auth);
1196                 network->wifi.phase2_auth = g_strdup(value);
1197         }
1198
1199         err = connman_element_set_string(&network->element, key, value);
1200         if (err < 0)
1201                 return err;
1202
1203         if (network->driver == NULL)
1204                 return 0;
1205
1206         if (network->driver->setup)
1207                 return network->driver->setup(network, key);
1208
1209         return 0;
1210 }
1211
1212 /**
1213  * connman_network_get_string:
1214  * @network: network structure
1215  * @key: unique identifier
1216  *
1217  * Get string value for specific key
1218  */
1219 const char *connman_network_get_string(struct connman_network *network,
1220                                                         const char *key)
1221 {
1222         DBG("network %p key %s", network, key);
1223
1224         if (g_str_equal(key, "Address") == TRUE)
1225                 return network->address;
1226         else if (g_str_equal(key, "Name") == TRUE)
1227                 return network->name;
1228         else if (g_str_equal(key, "Node") == TRUE)
1229                 return network->node;
1230         else if (g_str_equal(key, "WiFi.Mode") == TRUE)
1231                 return network->wifi.mode;
1232         else if (g_str_equal(key, "WiFi.Security") == TRUE)
1233                 return network->wifi.security;
1234         else if (g_str_equal(key, "WiFi.Passphrase") == TRUE)
1235                 return network->wifi.passphrase;
1236         else if (g_str_equal(key, "WiFi.EAP") == TRUE)
1237                 return network->wifi.eap;
1238         else if (g_str_equal(key, "WiFi.Identity") == TRUE)
1239                 return network->wifi.identity;
1240         else if (g_str_equal(key, "WiFi.CACertFile") == TRUE)
1241                 return network->wifi.ca_cert_path;
1242         else if (g_str_equal(key, "WiFi.ClientCertFile") == TRUE)
1243                 return network->wifi.client_cert_path;
1244         else if (g_str_equal(key, "WiFi.PrivateKeyFile") == TRUE)
1245                 return network->wifi.private_key_path;
1246         else if (g_str_equal(key, "WiFi.PrivateKeyPassphrase") == TRUE)
1247                 return network->wifi.private_key_passphrase;
1248         else if (g_str_equal(key, "WiFi.Phase2") == TRUE)
1249                 return network->wifi.phase2_auth;
1250
1251         return connman_element_get_string(&network->element, key);
1252 }
1253
1254 /**
1255  * connman_network_set_passphrase:
1256  * @network: network structure
1257  * @passphrase: network passphrase
1258  *
1259  * Set network passphrase.
1260  * If the network is linked to a service, the latter gets his passphrase
1261  * set as well.
1262  */
1263 int connman_network_set_passphrase(struct connman_network *network,
1264                                                 const char* passphrase)
1265 {
1266         struct connman_service *service;
1267
1268         service = __connman_service_lookup_from_network(network);
1269         if (service == NULL) {
1270                 connman_network_set_string(network, "WiFi.Passphrase",
1271                                                 passphrase);
1272
1273                 return 0;
1274         }
1275
1276         __connman_service_set_passphrase(service, passphrase);
1277
1278         return 0;
1279 }
1280
1281
1282 /**
1283  * connman_network_set_bool:
1284  * @network: network structure
1285  * @key: unique identifier
1286  * @value: boolean value
1287  *
1288  * Set boolean value for specific key
1289  */
1290 int connman_network_set_bool(struct connman_network *network,
1291                                         const char *key, connman_bool_t value)
1292 {
1293         DBG("network %p key %s value %d", network, key, value);
1294
1295         if (g_strcmp0(key, "Roaming") == 0)
1296                 return connman_network_set_roaming(network, value);
1297
1298         return connman_element_set_bool(&network->element, key, value);
1299 }
1300
1301 /**
1302  * connman_network_get_bool:
1303  * @network: network structure
1304  * @key: unique identifier
1305  *
1306  * Get boolean value for specific key
1307  */
1308 connman_bool_t connman_network_get_bool(struct connman_network *network,
1309                                                         const char *key)
1310 {
1311         DBG("network %p key %s", network, key);
1312
1313         if (g_str_equal(key, "Roaming") == TRUE)
1314                 return network->roaming;
1315
1316         return connman_element_get_bool(&network->element, key);
1317 }
1318
1319 /**
1320  * connman_network_set_uint8:
1321  * @network: network structure
1322  * @key: unique identifier
1323  * @value: integer value
1324  *
1325  * Set integer value for specific key
1326  */
1327 int connman_network_set_uint8(struct connman_network *network,
1328                                         const char *key, connman_uint8_t value)
1329 {
1330         DBG("network %p key %s value %d", network, key, value);
1331
1332         if (g_strcmp0(key, "Strength") == 0)
1333                 return connman_network_set_strength(network, value);
1334
1335         return connman_element_set_uint8(&network->element, key, value);
1336 }
1337
1338 /**
1339  * connman_network_get_uint8:
1340  * @network: network structure
1341  * @key: unique identifier
1342  *
1343  * Get integer value for specific key
1344  */
1345 connman_uint8_t connman_network_get_uint8(struct connman_network *network,
1346                                                         const char *key)
1347 {
1348         DBG("network %p key %s", network, key);
1349
1350         if (g_str_equal(key, "Strength") == TRUE)
1351                 return network->strength;
1352
1353         return connman_element_get_uint8(&network->element, key);
1354 }
1355
1356 /**
1357  * connman_network_set_uint16:
1358  * @network: network structure
1359  * @key: unique identifier
1360  * @value: integer value
1361  *
1362  * Set integer value for specific key
1363  */
1364 int connman_network_set_uint16(struct connman_network *network,
1365                                 const char *key, connman_uint16_t value)
1366 {
1367         DBG("network %p key %s value %d", network, key, value);
1368
1369         if (g_str_equal(key, "Frequency") == TRUE)
1370                 network->frequency = value;
1371         else if (g_str_equal(key, "WiFi.Channel") == TRUE)
1372                 network->wifi.channel = value;
1373
1374         return -EINVAL;
1375 }
1376
1377 /**
1378  * connman_network_get_uint16:
1379  * @network: network structure
1380  * @key: unique identifier
1381  *
1382  * Get integer value for specific key
1383  */
1384 connman_uint16_t connman_network_get_uint16(struct connman_network *network,
1385                                                         const char *key)
1386 {
1387         DBG("network %p key %s", network, key);
1388
1389         if (g_str_equal(key, "Frequency") == TRUE)
1390                 return network->frequency;
1391         else if (g_str_equal(key, "WiFi.Channel") == TRUE)
1392                 return network->wifi.channel;
1393
1394         return 0;
1395 }
1396
1397 /**
1398  * connman_network_set_blob:
1399  * @network: network structure
1400  * @key: unique identifier
1401  * @data: blob data
1402  * @size: blob size
1403  *
1404  * Set binary blob value for specific key
1405  */
1406 int connman_network_set_blob(struct connman_network *network,
1407                         const char *key, const void *data, unsigned int size)
1408 {
1409         DBG("network %p key %s size %d", network, key, size);
1410
1411         if (g_strcmp0(key, "Address") == 0)
1412                 return connman_network_set_address(network, data, size);
1413
1414         if (g_str_equal(key, "WiFi.SSID") == TRUE) {
1415                 g_free(network->wifi.ssid);
1416                 network->wifi.ssid = g_try_malloc(size);
1417                 if (network->wifi.ssid != NULL) {
1418                         memcpy(network->wifi.ssid, data, size);
1419                         network->wifi.ssid_len = size;
1420                 } else
1421                         network->wifi.ssid_len = 0;
1422         }
1423
1424         return connman_element_set_blob(&network->element, key, data, size);
1425 }
1426
1427 /**
1428  * connman_network_get_blob:
1429  * @network: network structure
1430  * @key: unique identifier
1431  * @size: pointer to blob size
1432  *
1433  * Get binary blob value for specific key
1434  */
1435 const void *connman_network_get_blob(struct connman_network *network,
1436                                         const char *key, unsigned int *size)
1437 {
1438         DBG("network %p key %s", network, key);
1439
1440         if (g_str_equal(key, "WiFi.SSID") == TRUE) {
1441                 if (size != NULL)
1442                         *size = network->wifi.ssid_len;
1443                 return network->wifi.ssid;
1444         }
1445
1446         return connman_element_get_blob(&network->element, key, size);
1447 }
1448
1449 void __connman_network_set_device(struct connman_network *network,
1450                                         struct connman_device *device)
1451 {
1452         network->device = device;
1453 }
1454
1455 /**
1456  * connman_network_get_device:
1457  * @network: network structure
1458  *
1459  * Get parent device of network
1460  */
1461 struct connman_device *connman_network_get_device(struct connman_network *network)
1462 {
1463         return network->device;
1464 }
1465
1466 /**
1467  * connman_network_get_data:
1468  * @network: network structure
1469  *
1470  * Get private network data pointer
1471  */
1472 void *connman_network_get_data(struct connman_network *network)
1473 {
1474         return network->driver_data;
1475 }
1476
1477 /**
1478  * connman_network_set_data:
1479  * @network: network structure
1480  * @data: data pointer
1481  *
1482  * Set private network data pointer
1483  */
1484 void connman_network_set_data(struct connman_network *network, void *data)
1485 {
1486         network->driver_data = data;
1487 }
1488
1489 void connman_network_update(struct connman_network *network)
1490 {
1491         switch (network->type) {
1492         case CONNMAN_NETWORK_TYPE_UNKNOWN:
1493         case CONNMAN_NETWORK_TYPE_VENDOR:
1494                 return;
1495         case CONNMAN_NETWORK_TYPE_ETHERNET:
1496         case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
1497         case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
1498         case CONNMAN_NETWORK_TYPE_CELLULAR:
1499         case CONNMAN_NETWORK_TYPE_WIFI:
1500         case CONNMAN_NETWORK_TYPE_WIMAX:
1501                 break;
1502         }
1503
1504         if (network->group != NULL)
1505                 __connman_service_update_from_network(network);
1506
1507         return;
1508 }
1509
1510 static gboolean match_driver(struct connman_network *network,
1511                                         struct connman_network_driver *driver)
1512 {
1513         if (network->type == driver->type ||
1514                         driver->type == CONNMAN_NETWORK_TYPE_UNKNOWN)
1515                 return TRUE;
1516
1517         return FALSE;
1518 }
1519
1520 static int network_probe(struct connman_element *element)
1521 {
1522         struct connman_network *network = element->network;
1523         GSList *list;
1524
1525         DBG("element %p name %s", element, element->name);
1526
1527         if (network == NULL)
1528                 return -ENODEV;
1529
1530         for (list = driver_list; list; list = list->next) {
1531                 struct connman_network_driver *driver = list->data;
1532
1533                 if (match_driver(network, driver) == FALSE)
1534                         continue;
1535
1536                 DBG("driver %p name %s", driver, driver->name);
1537
1538                 if (driver->probe(network) == 0) {
1539                         network->driver = driver;
1540                         break;
1541                 }
1542         }
1543
1544         if (network->driver == NULL)
1545                 return -ENODEV;
1546
1547         switch (network->type) {
1548         case CONNMAN_NETWORK_TYPE_UNKNOWN:
1549         case CONNMAN_NETWORK_TYPE_VENDOR:
1550                 break;
1551         case CONNMAN_NETWORK_TYPE_ETHERNET:
1552         case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
1553         case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
1554         case CONNMAN_NETWORK_TYPE_CELLULAR:
1555         case CONNMAN_NETWORK_TYPE_WIFI:
1556         case CONNMAN_NETWORK_TYPE_WIMAX:
1557                 if (network->group != NULL)
1558                         __connman_profile_add_network(network);
1559                 break;
1560         }
1561
1562         return 0;
1563 }
1564
1565 static void network_remove(struct connman_element *element)
1566 {
1567         struct connman_network *network = element->network;
1568
1569         DBG("element %p name %s", element, element->name);
1570
1571         if (network == NULL)
1572                 return;
1573
1574         if (network->driver == NULL)
1575                 return;
1576
1577         switch (network->type) {
1578         case CONNMAN_NETWORK_TYPE_UNKNOWN:
1579         case CONNMAN_NETWORK_TYPE_VENDOR:
1580                 break;
1581         case CONNMAN_NETWORK_TYPE_ETHERNET:
1582         case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
1583         case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
1584         case CONNMAN_NETWORK_TYPE_CELLULAR:
1585         case CONNMAN_NETWORK_TYPE_WIFI:
1586         case CONNMAN_NETWORK_TYPE_WIMAX:
1587                 if (network->group != NULL) {
1588                         __connman_profile_remove_network(network);
1589
1590                         g_free(network->group);
1591                         network->group = NULL;
1592                 }
1593                 break;
1594         }
1595
1596         if (network->driver->remove)
1597                 network->driver->remove(network);
1598 }
1599
1600 static void network_change(struct connman_element *element)
1601 {
1602         struct connman_network *network = element->network;
1603
1604         DBG("element %p name %s", element, element->name);
1605
1606         if (element->state != CONNMAN_ELEMENT_STATE_ERROR)
1607                 return;
1608
1609         if (element->error != CONNMAN_ELEMENT_ERROR_DHCP_FAILED)
1610                 return;
1611
1612         if (network->connected == FALSE)
1613                 return;
1614
1615         connman_element_unregister_children(element);
1616
1617         connman_device_set_disconnected(network->device, TRUE);
1618
1619         if (network->driver && network->driver->disconnect) {
1620                 network->driver->disconnect(network);
1621                 return;
1622         }
1623
1624         network->connected = FALSE;
1625 }
1626
1627 static struct connman_driver network_driver = {
1628         .name           = "network",
1629         .type           = CONNMAN_ELEMENT_TYPE_NETWORK,
1630         .priority       = CONNMAN_DRIVER_PRIORITY_LOW,
1631         .probe          = network_probe,
1632         .remove         = network_remove,
1633         .change         = network_change,
1634 };
1635
1636 int __connman_network_init(void)
1637 {
1638         DBG("");
1639
1640         return connman_driver_register(&network_driver);
1641 }
1642
1643 void __connman_network_cleanup(void)
1644 {
1645         DBG("");
1646
1647         connman_driver_unregister(&network_driver);
1648 }