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                 __connman_device_decrease_connections(network->device);
 774
 775                 service = __connman_service_lookup_from_network(network);
 776
 777                 __connman_service_indicate_state(service,
 778                                                 CONNMAN_SERVICE_STATE_IDLE);
 779         }
 780
 781         network->connecting = FALSE;
 782
 783         connman_network_set_associating(network, FALSE);
 784
 785         return FALSE;
 786 }
 787
 788 /**
 789  * connman_network_set_connected:
 790  * @network: network structure
 791  * @connected: connected state
 792  *
 793  * Change connected state of network
 794  */
 795 int connman_network_set_connected(struct connman_network *network,
 796                                                 connman_bool_t connected)
 797 {
 798         DBG("network %p connected %d", network, connected);
 799
 800         if ((network->connecting == TRUE || network->associating == TRUE) &&
 801                                                         connected == FALSE) {
 802                 connman_element_set_error(&network->element,
 803                                         CONNMAN_ELEMENT_ERROR_CONNECT_FAILED);
 804                 __connman_network_disconnect(network);
 805         }
 806
 807         if (network->connected == connected)
 808                 return -EALREADY;
 809
 810         network->connected = connected;
 811
 812         set_connected(network);
 813
 814         return 0;
 815 }
 816
 817 /**
 818  * connman_network_get_connected:
 819  * @network: network structure
 820  *
 821  * Get network connection status
 822  */
 823 connman_bool_t connman_network_get_connected(struct connman_network *network)
 824 {
 825         return network->connected;
 826 }
 827
 828 /**
 829  * connman_network_get_associating:
 830  * @network: network structure
 831  *
 832  * Get network associating status
 833  */
 834 connman_bool_t connman_network_get_associating(struct connman_network *network)
 835 {
 836         return network->associating;
 837 }
 838
 839 /**
 840  * __connman_network_connect:
 841  * @network: network structure
 842  *
 843  * Connect network
 844  */
 845 int __connman_network_connect(struct connman_network *network)
 846 {
 847         struct connman_service *service;
 848         int err;
 849
 850         DBG("network %p", network);
 851
 852         if (network->connected == TRUE)
 853                 return -EISCONN;
 854
 855         if (network->connecting == TRUE || network->associating == TRUE)
 856                 return -EALREADY;
 857
 858         if (network->driver == NULL)
 859                 return -EUNATCH;
 860
 861         if (network->driver->connect == NULL)
 862                 return -ENOSYS;
 863
 864         if (network->device == NULL)
 865                 return -ENODEV;
 866
 867         __connman_device_disconnect(network->device);
 868
 869         network->connecting = TRUE;
 870
 871         service = __connman_service_lookup_from_network(network);
 872
 873         err = network->driver->connect(network);
 874         if (err < 0) {
 875                 if (err == -EINPROGRESS)
 876                         connman_network_set_associating(network, TRUE);
 877                 else {
 878                         network->connecting = FALSE;
 879                         network->hidden = FALSE;
 880                 }
 881
 882                 return err;
 883         }
 884
 885         network->connected = TRUE;
 886         set_connected(network);
 887
 888         return err;
 889 }
 890
 891 /**
 892  * __connman_network_disconnect:
 893  * @network: network structure
 894  *
 895  * Disconnect network
 896  */
 897 int __connman_network_disconnect(struct connman_network *network)
 898 {
 899         int err;
 900
 901         DBG("network %p", network);
 902
 903         if (network->connected == FALSE && network->connecting == FALSE &&
 904                                                 network->associating == FALSE)
 905                 return -ENOTCONN;
 906
 907         if (network->driver == NULL)
 908                 return -EUNATCH;
 909
 910         if (network->driver->disconnect == NULL)
 911                 return -ENOSYS;
 912
 913         network->connecting = FALSE;
 914
 915         err = network->driver->disconnect(network);
 916         if (err == 0) {
 917                 connman_network_set_connected(network, FALSE);
 918                 set_connected(network);
 919         }
 920
 921         return err;
 922 }
 923
 924 static int dhcp_start(struct connman_network *network)
 925 {
 926         struct connman_element *element;
 927         int error;
 928
 929         element = connman_element_create(NULL);
 930         if (element == NULL)
 931                 return -ENOMEM;
 932
 933         element->type  = CONNMAN_ELEMENT_TYPE_DHCP;
 934         element->index = network->element.index;
 935
 936         error = connman_element_register(element, &network->element);
 937         if (error < 0) {
 938                 connman_element_unref(element);
 939                 return error;
 940         }
 941
 942         return 0;
 943 }
 944
 945 static int dhcp_stop(struct connman_network *network)
 946 {
 947         connman_element_unregister_children_type(&network->element,
 948                                         CONNMAN_ELEMENT_TYPE_CONNECTION);
 949         connman_element_unregister_children_type(&network->element,
 950                                                 CONNMAN_ELEMENT_TYPE_IPV4);
 951         connman_element_unregister_children_type(&network->element,
 952                                                 CONNMAN_ELEMENT_TYPE_DHCP);
 953
 954         return 0;
 955 }
 956
 957 static int manual_ipv4_set(struct connman_network *network,
 958                                 struct connman_ipconfig *ipconfig)
 959 {
 960         struct connman_service *service;
 961         int err;
 962
 963         service = __connman_service_lookup_from_network(network);
 964         if (service == NULL)
 965                 return -EINVAL;
 966
 967         err = __connman_ipconfig_set_address(ipconfig);
 968         if (err < 0) {
 969                 connman_network_set_error(network,
 970                         CONNMAN_NETWORK_ERROR_CONFIGURE_FAIL);
 971                 return err;
 972         }
 973
 974         __connman_ipconfig_set_gateway(ipconfig, &network->element);
 975
 976         __connman_service_indicate_state(service, CONNMAN_SERVICE_STATE_READY);
 977
 978         return 0;
 979 }
 980
 981 int __connman_network_clear_ipconfig(struct connman_network *network,
 982                                         struct connman_ipconfig *ipconfig)
 983 {
 984         struct connman_service *service;
 985         enum connman_ipconfig_method method;
 986
 987         service = __connman_service_lookup_from_network(network);
 988         if (service == NULL)
 989                 return -EINVAL;
 990
 991         method = __connman_ipconfig_get_method(ipconfig);
 992
 993         switch (method) {
 994         case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
 995         case CONNMAN_IPCONFIG_METHOD_OFF:
 996         case CONNMAN_IPCONFIG_METHOD_FIXED:
 997                 return -EINVAL;
 998         case CONNMAN_IPCONFIG_METHOD_MANUAL:
 999                 connman_element_unregister_children_type(&network->element,
1000                                         CONNMAN_ELEMENT_TYPE_CONNECTION);
1001                 __connman_ipconfig_clear_address(ipconfig);
1002                 break;
1003         case CONNMAN_IPCONFIG_METHOD_DHCP:
1004                 dhcp_stop(network);
1005                 break;
1006         }
1007
1008         __connman_service_indicate_state(service,
1009                                         CONNMAN_SERVICE_STATE_CONFIGURATION);
1010
1011         return 0;
1012 }
1013
1014 int __connman_network_set_ipconfig(struct connman_network *network,
1015                                         struct connman_ipconfig *ipconfig)
1016 {
1017         struct connman_ipconfig *ipv6config;
1018         enum connman_ipconfig_method method;
1019         int ret;
1020
1021         ipv6config = connman_ipconfig_get_ipv6config(ipconfig);
1022         method = __connman_ipconfig_get_method(ipv6config);
1023         switch (method) {
1024         case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
1025         case CONNMAN_IPCONFIG_METHOD_OFF:
1026                 break;
1027         case CONNMAN_IPCONFIG_METHOD_FIXED:
1028         case CONNMAN_IPCONFIG_METHOD_MANUAL:
1029                 ret = manual_ipv6_set(network, ipv6config);
1030                 if (ret != 0) {
1031                         connman_network_set_error(network,
1032                                 CONNMAN_NETWORK_ERROR_ASSOCIATE_FAIL);
1033                         return FALSE;
1034                 }
1035                 break;
1036         case CONNMAN_IPCONFIG_METHOD_DHCP:
1037                 break;
1038         }
1039
1040         method = __connman_ipconfig_get_method(ipconfig);
1041
1042         switch (method) {
1043         case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
1044         case CONNMAN_IPCONFIG_METHOD_OFF:
1045         case CONNMAN_IPCONFIG_METHOD_FIXED:
1046                 return -EINVAL;
1047         case CONNMAN_IPCONFIG_METHOD_MANUAL:
1048                 return manual_ipv4_set(network, ipconfig);
1049         case CONNMAN_IPCONFIG_METHOD_DHCP:
1050                 return dhcp_start(network);
1051         }
1052
1053         return 0;
1054 }
1055
1056 /**
1057  * connman_network_set_address:
1058  * @network: network structure
1059  * @address: binary address value
1060  * @size: binary address length
1061  *
1062  * Set unique address value for network
1063  */
1064 int connman_network_set_address(struct connman_network *network,
1065                                 const void *address, unsigned int size)
1066 {
1067         const unsigned char *addr_octet = address;
1068         char *str;
1069
1070         DBG("network %p size %d", network, size);
1071
1072         if (size != 6)
1073                 return -EINVAL;
1074
1075         str = g_strdup_printf("%02X:%02X:%02X:%02X:%02X:%02X",
1076                                 addr_octet[0], addr_octet[1], addr_octet[2],
1077                                 addr_octet[3], addr_octet[4], addr_octet[5]);
1078         if (str == NULL)
1079                 return -ENOMEM;
1080
1081         g_free(network->address);
1082         network->address = str;
1083
1084         return connman_element_set_string(&network->element,
1085                                                 "Address", network->address);
1086 }
1087
1088 /**
1089  * connman_network_set_name:
1090  * @network: network structure
1091  * @name: name value
1092  *
1093  * Set display name value for network
1094  */
1095 int connman_network_set_name(struct connman_network *network,
1096                                                         const char *name)
1097 {
1098         DBG("network %p name %s", network, name);
1099
1100         g_free(network->name);
1101         network->name = g_strdup(name);
1102
1103         return connman_element_set_string(&network->element, "Name", name);
1104 }
1105
1106 /**
1107  * connman_network_set_strength:
1108  * @network: network structure
1109  * @strength: strength value
1110  *
1111  * Set signal strength value for network
1112  */
1113 int connman_network_set_strength(struct connman_network *network,
1114                                                 connman_uint8_t strength)
1115 {
1116         DBG("network %p strengh %d", network, strength);
1117
1118         network->strength = strength;
1119
1120         return connman_element_set_uint8(&network->element,
1121                                                 "Strength", strength);
1122 }
1123
1124 /**
1125  * connman_network_set_roaming:
1126  * @network: network structure
1127  * @roaming: roaming state
1128  *
1129  * Set roaming state for network
1130  */
1131 int connman_network_set_roaming(struct connman_network *network,
1132                                                 connman_bool_t roaming)
1133 {
1134         DBG("network %p roaming %d", network, roaming);
1135
1136         network->roaming = roaming;
1137
1138         return connman_element_set_bool(&network->element,
1139                                                 "Roaming", roaming);
1140 }
1141
1142 /**
1143  * connman_network_set_string:
1144  * @network: network structure
1145  * @key: unique identifier
1146  * @value: string value
1147  *
1148  * Set string value for specific key
1149  */
1150 int connman_network_set_string(struct connman_network *network,
1151                                         const char *key, const char *value)
1152 {
1153         int err;
1154
1155         DBG("network %p key %s value %s", network, key, value);
1156
1157         if (g_strcmp0(key, "Name") == 0)
1158                 return connman_network_set_name(network, value);
1159
1160         if (g_str_equal(key, "Address") == TRUE) {
1161                 g_free(network->address);
1162                 network->address = g_strdup(value);
1163         } else if (g_str_equal(key, "Node") == TRUE) {
1164                 g_free(network->node);
1165                 network->node = g_strdup(value);
1166         } else if (g_str_equal(key, "WiFi.Mode") == TRUE) {
1167                 g_free(network->wifi.mode);
1168                 network->wifi.mode = g_strdup(value);
1169         } else if (g_str_equal(key, "WiFi.Security") == TRUE) {
1170                 g_free(network->wifi.security);
1171                 network->wifi.security = g_strdup(value);
1172         } else if (g_str_equal(key, "WiFi.Passphrase") == TRUE) {
1173                 g_free(network->wifi.passphrase);
1174                 network->wifi.passphrase = g_strdup(value);
1175         } else if (g_str_equal(key, "WiFi.EAP") == TRUE) {
1176                 g_free(network->wifi.eap);
1177                 network->wifi.eap = g_strdup(value);
1178         } else if (g_str_equal(key, "WiFi.Identity") == TRUE) {
1179                 g_free(network->wifi.identity);
1180                 network->wifi.identity = g_strdup(value);
1181         } else if (g_str_equal(key, "WiFi.CACertFile") == TRUE) {
1182                 g_free(network->wifi.ca_cert_path);
1183                 network->wifi.ca_cert_path = g_strdup(value);
1184         } else if (g_str_equal(key, "WiFi.ClientCertFile") == TRUE) {
1185                 g_free(network->wifi.client_cert_path);
1186                 network->wifi.client_cert_path = g_strdup(value);
1187         } else if (g_str_equal(key, "WiFi.PrivateKeyFile") == TRUE) {
1188                 g_free(network->wifi.private_key_path);
1189                 network->wifi.private_key_path = g_strdup(value);
1190         } else if (g_str_equal(key, "WiFi.PrivateKeyPassphrase") == TRUE) {
1191                 g_free(network->wifi.private_key_passphrase);
1192                 network->wifi.private_key_passphrase = g_strdup(value);
1193         } else if (g_str_equal(key, "WiFi.Phase2") == TRUE) {
1194                 g_free(network->wifi.phase2_auth);
1195                 network->wifi.phase2_auth = g_strdup(value);
1196         }
1197
1198         err = connman_element_set_string(&network->element, key, value);
1199         if (err < 0)
1200                 return err;
1201
1202         if (network->driver == NULL)
1203                 return 0;
1204
1205         if (network->driver->setup)
1206                 return network->driver->setup(network, key);
1207
1208         return 0;
1209 }
1210
1211 /**
1212  * connman_network_get_string:
1213  * @network: network structure
1214  * @key: unique identifier
1215  *
1216  * Get string value for specific key
1217  */
1218 const char *connman_network_get_string(struct connman_network *network,
1219                                                         const char *key)
1220 {
1221         DBG("network %p key %s", network, key);
1222
1223         if (g_str_equal(key, "Address") == TRUE)
1224                 return network->address;
1225         else if (g_str_equal(key, "Name") == TRUE)
1226                 return network->name;
1227         else if (g_str_equal(key, "Node") == TRUE)
1228                 return network->node;
1229         else if (g_str_equal(key, "WiFi.Mode") == TRUE)
1230                 return network->wifi.mode;
1231         else if (g_str_equal(key, "WiFi.Security") == TRUE)
1232                 return network->wifi.security;
1233         else if (g_str_equal(key, "WiFi.Passphrase") == TRUE)
1234                 return network->wifi.passphrase;
1235         else if (g_str_equal(key, "WiFi.EAP") == TRUE)
1236                 return network->wifi.eap;
1237         else if (g_str_equal(key, "WiFi.Identity") == TRUE)
1238                 return network->wifi.identity;
1239         else if (g_str_equal(key, "WiFi.CACertFile") == TRUE)
1240                 return network->wifi.ca_cert_path;
1241         else if (g_str_equal(key, "WiFi.ClientCertFile") == TRUE)
1242                 return network->wifi.client_cert_path;
1243         else if (g_str_equal(key, "WiFi.PrivateKeyFile") == TRUE)
1244                 return network->wifi.private_key_path;
1245         else if (g_str_equal(key, "WiFi.PrivateKeyPassphrase") == TRUE)
1246                 return network->wifi.private_key_passphrase;
1247         else if (g_str_equal(key, "WiFi.Phase2") == TRUE)
1248                 return network->wifi.phase2_auth;
1249
1250         return connman_element_get_string(&network->element, key);
1251 }
1252
1253 /**
1254  * connman_network_set_passphrase:
1255  * @network: network structure
1256  * @passphrase: network passphrase
1257  *
1258  * Set network passphrase.
1259  * If the network is linked to a service, the latter gets his passphrase
1260  * set as well.
1261  */
1262 int connman_network_set_passphrase(struct connman_network *network,
1263                                                 const char* passphrase)
1264 {
1265         struct connman_service *service;
1266
1267         service = __connman_service_lookup_from_network(network);
1268         if (service == NULL) {
1269                 connman_network_set_string(network, "WiFi.Passphrase",
1270                                                 passphrase);
1271
1272                 return 0;
1273         }
1274
1275         __connman_service_set_passphrase(service, passphrase);
1276
1277         return 0;
1278 }
1279
1280
1281 /**
1282  * connman_network_set_bool:
1283  * @network: network structure
1284  * @key: unique identifier
1285  * @value: boolean value
1286  *
1287  * Set boolean value for specific key
1288  */
1289 int connman_network_set_bool(struct connman_network *network,
1290                                         const char *key, connman_bool_t value)
1291 {
1292         DBG("network %p key %s value %d", network, key, value);
1293
1294         if (g_strcmp0(key, "Roaming") == 0)
1295                 return connman_network_set_roaming(network, value);
1296
1297         return connman_element_set_bool(&network->element, key, value);
1298 }
1299
1300 /**
1301  * connman_network_get_bool:
1302  * @network: network structure
1303  * @key: unique identifier
1304  *
1305  * Get boolean value for specific key
1306  */
1307 connman_bool_t connman_network_get_bool(struct connman_network *network,
1308                                                         const char *key)
1309 {
1310         DBG("network %p key %s", network, key);
1311
1312         if (g_str_equal(key, "Roaming") == TRUE)
1313                 return network->roaming;
1314
1315         return connman_element_get_bool(&network->element, key);
1316 }
1317
1318 /**
1319  * connman_network_set_uint8:
1320  * @network: network structure
1321  * @key: unique identifier
1322  * @value: integer value
1323  *
1324  * Set integer value for specific key
1325  */
1326 int connman_network_set_uint8(struct connman_network *network,
1327                                         const char *key, connman_uint8_t value)
1328 {
1329         DBG("network %p key %s value %d", network, key, value);
1330
1331         if (g_strcmp0(key, "Strength") == 0)
1332                 return connman_network_set_strength(network, value);
1333
1334         return connman_element_set_uint8(&network->element, key, value);
1335 }
1336
1337 /**
1338  * connman_network_get_uint8:
1339  * @network: network structure
1340  * @key: unique identifier
1341  *
1342  * Get integer value for specific key
1343  */
1344 connman_uint8_t connman_network_get_uint8(struct connman_network *network,
1345                                                         const char *key)
1346 {
1347         DBG("network %p key %s", network, key);
1348
1349         if (g_str_equal(key, "Strength") == TRUE)
1350                 return network->strength;
1351
1352         return connman_element_get_uint8(&network->element, key);
1353 }
1354
1355 /**
1356  * connman_network_set_uint16:
1357  * @network: network structure
1358  * @key: unique identifier
1359  * @value: integer value
1360  *
1361  * Set integer value for specific key
1362  */
1363 int connman_network_set_uint16(struct connman_network *network,
1364                                 const char *key, connman_uint16_t value)
1365 {
1366         DBG("network %p key %s value %d", network, key, value);
1367
1368         if (g_str_equal(key, "Frequency") == TRUE)
1369                 network->frequency = value;
1370         else if (g_str_equal(key, "WiFi.Channel") == TRUE)
1371                 network->wifi.channel = value;
1372
1373         return -EINVAL;
1374 }
1375
1376 /**
1377  * connman_network_get_uint16:
1378  * @network: network structure
1379  * @key: unique identifier
1380  *
1381  * Get integer value for specific key
1382  */
1383 connman_uint16_t connman_network_get_uint16(struct connman_network *network,
1384                                                         const char *key)
1385 {
1386         DBG("network %p key %s", network, key);
1387
1388         if (g_str_equal(key, "Frequency") == TRUE)
1389                 return network->frequency;
1390         else if (g_str_equal(key, "WiFi.Channel") == TRUE)
1391                 return network->wifi.channel;
1392
1393         return 0;
1394 }
1395
1396 /**
1397  * connman_network_set_blob:
1398  * @network: network structure
1399  * @key: unique identifier
1400  * @data: blob data
1401  * @size: blob size
1402  *
1403  * Set binary blob value for specific key
1404  */
1405 int connman_network_set_blob(struct connman_network *network,
1406                         const char *key, const void *data, unsigned int size)
1407 {
1408         DBG("network %p key %s size %d", network, key, size);
1409
1410         if (g_strcmp0(key, "Address") == 0)
1411                 return connman_network_set_address(network, data, size);
1412
1413         if (g_str_equal(key, "WiFi.SSID") == TRUE) {
1414                 g_free(network->wifi.ssid);
1415                 network->wifi.ssid = g_try_malloc(size);
1416                 if (network->wifi.ssid != NULL) {
1417                         memcpy(network->wifi.ssid, data, size);
1418                         network->wifi.ssid_len = size;
1419                 } else
1420                         network->wifi.ssid_len = 0;
1421         }
1422
1423         return connman_element_set_blob(&network->element, key, data, size);
1424 }
1425
1426 /**
1427  * connman_network_get_blob:
1428  * @network: network structure
1429  * @key: unique identifier
1430  * @size: pointer to blob size
1431  *
1432  * Get binary blob value for specific key
1433  */
1434 const void *connman_network_get_blob(struct connman_network *network,
1435                                         const char *key, unsigned int *size)
1436 {
1437         DBG("network %p key %s", network, key);
1438
1439         if (g_str_equal(key, "WiFi.SSID") == TRUE) {
1440                 if (size != NULL)
1441                         *size = network->wifi.ssid_len;
1442                 return network->wifi.ssid;
1443         }
1444
1445         return connman_element_get_blob(&network->element, key, size);
1446 }
1447
1448 void __connman_network_set_device(struct connman_network *network,
1449                                         struct connman_device *device)
1450 {
1451         network->device = device;
1452 }
1453
1454 /**
1455  * connman_network_get_device:
1456  * @network: network structure
1457  *
1458  * Get parent device of network
1459  */
1460 struct connman_device *connman_network_get_device(struct connman_network *network)
1461 {
1462         return network->device;
1463 }
1464
1465 /**
1466  * connman_network_get_data:
1467  * @network: network structure
1468  *
1469  * Get private network data pointer
1470  */
1471 void *connman_network_get_data(struct connman_network *network)
1472 {
1473         return network->driver_data;
1474 }
1475
1476 /**
1477  * connman_network_set_data:
1478  * @network: network structure
1479  * @data: data pointer
1480  *
1481  * Set private network data pointer
1482  */
1483 void connman_network_set_data(struct connman_network *network, void *data)
1484 {
1485         network->driver_data = data;
1486 }
1487
1488 void connman_network_update(struct connman_network *network)
1489 {
1490         switch (network->type) {
1491         case CONNMAN_NETWORK_TYPE_UNKNOWN:
1492         case CONNMAN_NETWORK_TYPE_VENDOR:
1493                 return;
1494         case CONNMAN_NETWORK_TYPE_ETHERNET:
1495         case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
1496         case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
1497         case CONNMAN_NETWORK_TYPE_CELLULAR:
1498         case CONNMAN_NETWORK_TYPE_WIFI:
1499         case CONNMAN_NETWORK_TYPE_WIMAX:
1500                 break;
1501         }
1502
1503         if (network->group != NULL)
1504                 __connman_service_update_from_network(network);
1505
1506         return;
1507 }
1508
1509 static gboolean match_driver(struct connman_network *network,
1510                                         struct connman_network_driver *driver)
1511 {
1512         if (network->type == driver->type ||
1513                         driver->type == CONNMAN_NETWORK_TYPE_UNKNOWN)
1514                 return TRUE;
1515
1516         return FALSE;
1517 }
1518
1519 static int network_probe(struct connman_element *element)
1520 {
1521         struct connman_network *network = element->network;
1522         GSList *list;
1523
1524         DBG("element %p name %s", element, element->name);
1525
1526         if (network == NULL)
1527                 return -ENODEV;
1528
1529         for (list = driver_list; list; list = list->next) {
1530                 struct connman_network_driver *driver = list->data;
1531
1532                 if (match_driver(network, driver) == FALSE)
1533                         continue;
1534
1535                 DBG("driver %p name %s", driver, driver->name);
1536
1537                 if (driver->probe(network) == 0) {
1538                         network->driver = driver;
1539                         break;
1540                 }
1541         }
1542
1543         if (network->driver == NULL)
1544                 return -ENODEV;
1545
1546         switch (network->type) {
1547         case CONNMAN_NETWORK_TYPE_UNKNOWN:
1548         case CONNMAN_NETWORK_TYPE_VENDOR:
1549                 break;
1550         case CONNMAN_NETWORK_TYPE_ETHERNET:
1551         case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
1552         case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
1553         case CONNMAN_NETWORK_TYPE_CELLULAR:
1554         case CONNMAN_NETWORK_TYPE_WIFI:
1555         case CONNMAN_NETWORK_TYPE_WIMAX:
1556                 if (network->group != NULL)
1557                         __connman_profile_add_network(network);
1558                 break;
1559         }
1560
1561         return 0;
1562 }
1563
1564 static void network_remove(struct connman_element *element)
1565 {
1566         struct connman_network *network = element->network;
1567
1568         DBG("element %p name %s", element, element->name);
1569
1570         if (network == NULL)
1571                 return;
1572
1573         if (network->driver == NULL)
1574                 return;
1575
1576         switch (network->type) {
1577         case CONNMAN_NETWORK_TYPE_UNKNOWN:
1578         case CONNMAN_NETWORK_TYPE_VENDOR:
1579                 break;
1580         case CONNMAN_NETWORK_TYPE_ETHERNET:
1581         case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
1582         case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
1583         case CONNMAN_NETWORK_TYPE_CELLULAR:
1584         case CONNMAN_NETWORK_TYPE_WIFI:
1585         case CONNMAN_NETWORK_TYPE_WIMAX:
1586                 if (network->group != NULL) {
1587                         __connman_profile_remove_network(network);
1588
1589                         g_free(network->group);
1590                         network->group = NULL;
1591                 }
1592                 break;
1593         }
1594
1595         if (network->driver->remove)
1596                 network->driver->remove(network);
1597 }
1598
1599 static void network_change(struct connman_element *element)
1600 {
1601         struct connman_network *network = element->network;
1602
1603         DBG("element %p name %s", element, element->name);
1604
1605         if (element->state != CONNMAN_ELEMENT_STATE_ERROR)
1606                 return;
1607
1608         if (element->error != CONNMAN_ELEMENT_ERROR_DHCP_FAILED)
1609                 return;
1610
1611         if (network->connected == FALSE)
1612                 return;
1613
1614         connman_element_unregister_children(element);
1615
1616         connman_device_set_disconnected(network->device, TRUE);
1617
1618         if (network->driver && network->driver->disconnect) {
1619                 network->driver->disconnect(network);
1620                 return;
1621         }
1622
1623         network->connected = FALSE;
1624 }
1625
1626 static struct connman_driver network_driver = {
1627         .name           = "network",
1628         .type           = CONNMAN_ELEMENT_TYPE_NETWORK,
1629         .priority       = CONNMAN_DRIVER_PRIORITY_LOW,
1630         .probe          = network_probe,
1631         .remove         = network_remove,
1632         .change         = network_change,
1633 };
1634
1635 int __connman_network_init(void)
1636 {
1637         DBG("");
1638
1639         return connman_driver_register(&network_driver);
1640 }
1641
1642 void __connman_network_cleanup(void)
1643 {
1644         DBG("");
1645
1646         connman_driver_unregister(&network_driver);
1647 }