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
  48         struct connman_network_driver *driver;
  49         void *driver_data;
  50
  51         connman_bool_t connecting;
  52         connman_bool_t associating;
  53
  54         struct connman_device *device;
  55
  56         struct {
  57                 void *ssid;
  58                 int ssid_len;
  59                 char *mode;
  60                 unsigned short channel;
  61                 char *security;
  62                 char *passphrase;
  63                 char *eap;
  64                 char *identity;
  65                 char *ca_cert_path;
  66                 char *client_cert_path;
  67                 char *private_key_path;
  68                 char *private_key_passphrase;
  69                 char *phase2_auth;
  70         } wifi;
  71 };
  72
  73 static const char *type2string(enum connman_network_type type)
  74 {
  75         switch (type) {
  76         case CONNMAN_NETWORK_TYPE_UNKNOWN:
  77         case CONNMAN_NETWORK_TYPE_VENDOR:
  78                 break;
  79         case CONNMAN_NETWORK_TYPE_ETHERNET:
  80                 return "ethernet";
  81         case CONNMAN_NETWORK_TYPE_WIFI:
  82                 return "wifi";
  83         case CONNMAN_NETWORK_TYPE_WIMAX:
  84                 return "wimax";
  85         case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
  86         case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
  87                 return "bluetooth";
  88         case CONNMAN_NETWORK_TYPE_CELLULAR:
  89                 return "cellular";
  90         }
  91
  92         return NULL;
  93 }
  94
  95 connman_bool_t __connman_network_has_driver(struct connman_network *network)
  96 {
  97         if (network == NULL || network->driver == NULL)
  98                 return FALSE;
  99
 100         return TRUE;
 101 }
 102
 103 static GSList *driver_list = NULL;
 104
 105 static gint compare_priority(gconstpointer a, gconstpointer b)
 106 {
 107         const struct connman_network_driver *driver1 = a;
 108         const struct connman_network_driver *driver2 = b;
 109
 110         return driver2->priority - driver1->priority;
 111 }
 112
 113 /**
 114  * connman_network_driver_register:
 115  * @driver: network driver definition
 116  *
 117  * Register a new network driver
 118  *
 119  * Returns: %0 on success
 120  */
 121 int connman_network_driver_register(struct connman_network_driver *driver)
 122 {
 123         GSList *list;
 124
 125         DBG("driver %p name %s", driver, driver->name);
 126
 127         for (list = driver_list; list; list = list->next) {
 128                 struct connman_network_driver *tmp = list->data;
 129
 130                 if (tmp->type == driver->type)
 131                         return -EALREADY;
 132
 133         }
 134
 135         driver_list = g_slist_insert_sorted(driver_list, driver,
 136                                                         compare_priority);
 137
 138         return 0;
 139 }
 140
 141 /**
 142  * connman_network_driver_unregister:
 143  * @driver: network driver definition
 144  *
 145  * Remove a previously registered network driver
 146  */
 147 void connman_network_driver_unregister(struct connman_network_driver *driver)
 148 {
 149         DBG("driver %p name %s", driver, driver->name);
 150
 151         driver_list = g_slist_remove(driver_list, driver);
 152 }
 153
 154 static void network_destruct(struct connman_element *element)
 155 {
 156         struct connman_network *network = element->network;
 157
 158         DBG("element %p name %s", element, element->name);
 159
 160         g_free(network->wifi.ssid);
 161         g_free(network->wifi.mode);
 162         g_free(network->wifi.security);
 163         g_free(network->wifi.passphrase);
 164         g_free(network->wifi.eap);
 165         g_free(network->wifi.identity);
 166         g_free(network->wifi.ca_cert_path);
 167         g_free(network->wifi.client_cert_path);
 168         g_free(network->wifi.private_key_path);
 169         g_free(network->wifi.private_key_passphrase);
 170         g_free(network->wifi.phase2_auth);
 171
 172         g_free(network->group);
 173         g_free(network->node);
 174         g_free(network->name);
 175         g_free(network->address);
 176         g_free(network->identifier);
 177
 178         network->device = NULL;
 179 }
 180
 181 /**
 182  * connman_network_create:
 183  * @identifier: network identifier (for example an unqiue name)
 184  *
 185  * Allocate a new network and assign the #identifier to it.
 186  *
 187  * Returns: a newly-allocated #connman_network structure
 188  */
 189 struct connman_network *connman_network_create(const char *identifier,
 190                                                 enum connman_network_type type)
 191 {
 192         struct connman_network *network;
 193         connman_uint8_t strength = 0;
 194         const char *str;
 195         char *temp;
 196
 197         DBG("identifier %s type %d", identifier, type);
 198
 199         network = g_try_new0(struct connman_network, 1);
 200         if (network == NULL)
 201                 return NULL;
 202
 203         DBG("network %p", network);
 204
 205         __connman_element_initialize(&network->element);
 206
 207         if (identifier == NULL) {
 208                 temp = g_strdup_printf("hidden_%d", hidden_counter++);
 209                 network->hidden = TRUE;
 210         } else
 211                 temp = g_strdup(identifier);
 212
 213         if (temp == NULL) {
 214                 g_free(network);
 215                 return NULL;
 216         }
 217
 218         network->element.name = temp;
 219         network->element.type = CONNMAN_ELEMENT_TYPE_NETWORK;
 220
 221         network->element.network = network;
 222         network->element.destruct = network_destruct;
 223
 224         str = type2string(type);
 225         if (str != NULL)
 226                 connman_element_set_string(&network->element, "Type", str);
 227
 228         connman_element_set_uint8(&network->element, "Strength", strength);
 229
 230         network->type       = type;
 231         network->identifier = g_strdup(temp);
 232
 233         return network;
 234 }
 235
 236 /**
 237  * connman_network_ref:
 238  * @network: network structure
 239  *
 240  * Increase reference counter of  network
 241  */
 242 struct connman_network *connman_network_ref(struct connman_network *network)
 243 {
 244         if (connman_element_ref(&network->element) == NULL)
 245                 return NULL;
 246
 247         return network;
 248 }
 249
 250 /**
 251  * connman_network_unref:
 252  * @network: network structure
 253  *
 254  * Decrease reference counter of network
 255  */
 256 void connman_network_unref(struct connman_network *network)
 257 {
 258         connman_element_unref(&network->element);
 259 }
 260
 261 const char *__connman_network_get_type(struct connman_network *network)
 262 {
 263         return type2string(network->type);
 264 }
 265
 266 /**
 267  * connman_network_get_type:
 268  * @network: network structure
 269  *
 270  * Get type of network
 271  */
 272 enum connman_network_type connman_network_get_type(struct connman_network *network)
 273 {
 274         return network->type;
 275 }
 276
 277 /**
 278  * connman_network_get_identifier:
 279  * @network: network structure
 280  *
 281  * Get identifier of network
 282  */
 283 const char *connman_network_get_identifier(struct connman_network *network)
 284 {
 285         return network->identifier;
 286 }
 287
 288 /**
 289  * connman_network_set_index:
 290  * @network: network structure
 291  * @index: index number
 292  *
 293  * Set index number of network
 294  */
 295 void connman_network_set_index(struct connman_network *network, int index)
 296 {
 297         struct connman_service *service;
 298         struct connman_ipconfig *ipconfig;
 299
 300         service = __connman_service_lookup_from_network(network);
 301         if (service == NULL)
 302                 goto done;
 303
 304         ipconfig = __connman_service_get_ip4config(service);
 305
 306         DBG("index %d service %p ip4config %p", network->element.index,
 307                 service, ipconfig);
 308
 309         if (network->element.index < 0 && ipconfig == NULL) {
 310
 311                 ipconfig = __connman_service_get_ip4config(service);
 312                 if (ipconfig == NULL)
 313                         /*
 314                          * This is needed for plugins that havent set their
 315                          * ipconfig layer yet, due to not being able to get
 316                          * a network index prior to creating a service.
 317                          */
 318                         __connman_service_create_ip4config(service, index);
 319                 else
 320                         __connman_ipconfig_set_index(ipconfig, index);
 321
 322         } else {
 323                 /* If index changed, the index of ipconfig must be reset. */
 324                 if (ipconfig == NULL)
 325                         goto done;
 326
 327                 __connman_ipconfig_set_index(ipconfig, index);
 328         }
 329
 330 done:
 331         network->element.index = index;
 332 }
 333
 334 /**
 335  * connman_network_get_index:
 336  * @network: network structure
 337  *
 338  * Get index number of network
 339  */
 340 int connman_network_get_index(struct connman_network *network)
 341 {
 342         return network->element.index;
 343 }
 344
 345 /**
 346  * connman_network_get_element:
 347  * @network: network structure
 348  *
 349  * Get connman_element of network
 350  */
 351 struct connman_element *connman_network_get_element(
 352                                 struct connman_network *network)
 353 {
 354         return &network->element;
 355 }
 356
 357 /**
 358  * connman_network_set_group:
 359  * @network: network structure
 360  * @group: group name
 361  *
 362  * Set group name for automatic clustering
 363  */
 364 void connman_network_set_group(struct connman_network *network,
 365                                                         const char *group)
 366 {
 367         switch (network->type) {
 368         case CONNMAN_NETWORK_TYPE_UNKNOWN:
 369         case CONNMAN_NETWORK_TYPE_VENDOR:
 370                 return;
 371         case CONNMAN_NETWORK_TYPE_ETHERNET:
 372         case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
 373         case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
 374         case CONNMAN_NETWORK_TYPE_CELLULAR:
 375         case CONNMAN_NETWORK_TYPE_WIFI:
 376         case CONNMAN_NETWORK_TYPE_WIMAX:
 377                 break;
 378         }
 379
 380         if (g_strcmp0(network->group, group) == 0) {
 381                 if (group != NULL)
 382                         __connman_profile_update_network(network);
 383                 return;
 384         }
 385
 386         if (network->group != NULL) {
 387                 __connman_profile_remove_network(network);
 388
 389                 g_free(network->group);
 390         }
 391
 392         network->group = g_strdup(group);
 393
 394         if (network->group != NULL)
 395                         __connman_profile_add_network(network);
 396 }
 397
 398 /**
 399  * connman_network_get_group:
 400  * @network: network structure
 401  *
 402  * Get group name for automatic clustering
 403  */
 404 const char *connman_network_get_group(struct connman_network *network)
 405 {
 406         return network->group;
 407 }
 408
 409 const char *__connman_network_get_ident(struct connman_network *network)
 410 {
 411         if (network->device == NULL)
 412                 return NULL;
 413
 414         return connman_device_get_ident(network->device);
 415 }
 416
 417 connman_bool_t __connman_network_get_weakness(struct connman_network *network)
 418 {
 419         switch (network->type) {
 420         case CONNMAN_NETWORK_TYPE_UNKNOWN:
 421         case CONNMAN_NETWORK_TYPE_VENDOR:
 422         case CONNMAN_NETWORK_TYPE_ETHERNET:
 423         case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
 424         case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
 425         case CONNMAN_NETWORK_TYPE_CELLULAR:
 426         case CONNMAN_NETWORK_TYPE_WIMAX:
 427                 break;
 428         case CONNMAN_NETWORK_TYPE_WIFI:
 429                 if (g_strcmp0(network->wifi.mode, "adhoc") == 0)
 430                         return TRUE;
 431                 if (network->strength > 0 && network->strength < 20)
 432                         return TRUE;
 433                 break;
 434         }
 435
 436         return FALSE;
 437 }
 438
 439 connman_bool_t __connman_network_get_connecting(struct connman_network *network)
 440 {
 441         return network->connecting;
 442 }
 443
 444 /**
 445  * connman_network_set_available:
 446  * @network: network structure
 447  * @available: availability state
 448  *
 449  * Change availability state of network (in range)
 450  */
 451 int connman_network_set_available(struct connman_network *network,
 452                                                 connman_bool_t available)
 453 {
 454         DBG("network %p available %d", network, available);
 455
 456         if (network->available == available)
 457                 return -EALREADY;
 458
 459         network->available = available;
 460
 461         return 0;
 462 }
 463
 464 /**
 465  * connman_network_get_available:
 466  * @network: network structure
 467  *
 468  * Get network available setting
 469  */
 470 connman_bool_t connman_network_get_available(struct connman_network *network)
 471 {
 472         if (network->hidden == TRUE)
 473                 return TRUE;
 474
 475         return network->available;
 476 }
 477
 478 /**
 479  * connman_network_set_associating:
 480  * @network: network structure
 481  * @associating: associating state
 482  *
 483  * Change associating state of network
 484  */
 485 int connman_network_set_associating(struct connman_network *network,
 486                                                 connman_bool_t associating)
 487 {
 488         DBG("network %p associating %d", network, associating);
 489
 490         if (network->associating == associating)
 491                 return -EALREADY;
 492
 493         network->associating = associating;
 494
 495         if (associating == TRUE) {
 496                 struct connman_service *service;
 497
 498                 service = __connman_service_lookup_from_network(network);
 499                 __connman_service_indicate_state(service,
 500                                         CONNMAN_SERVICE_STATE_ASSOCIATION);
 501         }
 502
 503         return 0;
 504 }
 505
 506 static void set_associate_error(struct connman_network *network)
 507 {
 508         struct connman_service *service;
 509
 510         if (network->associating == FALSE)
 511                 return ;
 512
 513         network->associating = FALSE;
 514
 515         service = __connman_service_lookup_from_network(network);
 516
 517         __connman_service_indicate_state(service,
 518                                         CONNMAN_SERVICE_STATE_FAILURE);
 519 }
 520
 521 static void set_configure_error(struct connman_network *network)
 522 {
 523         struct connman_service *service;
 524
 525         network->connecting = FALSE;
 526
 527         service = __connman_service_lookup_from_network(network);
 528
 529         __connman_service_indicate_state(service,
 530                                         CONNMAN_SERVICE_STATE_FAILURE);
 531 }
 532
 533 void connman_network_set_ipv4_method(struct connman_network *network,
 534                                         enum connman_ipconfig_method method)
 535 {
 536         struct connman_service *service;
 537         struct connman_ipconfig *ipconfig;
 538
 539         network->element.ipv4.method = method;
 540
 541         service = __connman_service_lookup_from_network(network);
 542         if (service == NULL)
 543                 return;
 544
 545         ipconfig = __connman_service_get_ip4config(service);
 546         if (ipconfig == NULL)
 547                 return;
 548
 549         connman_ipconfig_set_method(ipconfig, method);
 550 }
 551
 552 void connman_network_set_ipv6_method(struct connman_network *network,
 553                                         enum connman_ipconfig_method method)
 554 {
 555         struct connman_service *service;
 556         struct connman_ipconfig *ipconfig;
 557
 558         network->element.ipv6.method = method;
 559
 560         service = __connman_service_lookup_from_network(network);
 561         if (service == NULL)
 562                 return;
 563
 564         ipconfig = __connman_service_get_ip6config(service);
 565         if (ipconfig == NULL)
 566                 return;
 567
 568         connman_ipconfig_set_method(ipconfig, method);
 569 }
 570
 571 void connman_network_set_error(struct connman_network *network,
 572                                         enum connman_network_error error)
 573 {
 574         DBG("nework %p, error %d", network, error);
 575
 576         network->connecting = FALSE;
 577
 578         switch (error) {
 579         case CONNMAN_NETWORK_ERROR_UNKNOWN:
 580                 return;
 581         case CONNMAN_NETWORK_ERROR_ASSOCIATE_FAIL:
 582                 set_associate_error(network);
 583                 break;
 584         case CONNMAN_NETWORK_ERROR_CONFIGURE_FAIL:
 585                 set_configure_error(network);
 586                 break;
 587         }
 588 }
 589
 590 void connman_network_clear_error(struct connman_network *network)
 591 {
 592         struct connman_service *service;
 593
 594         DBG("network %p", network);
 595
 596         if (network == NULL)
 597                 return;
 598
 599         if (network->connecting == TRUE || network->associating == TRUE)
 600                 return;
 601
 602         service = __connman_service_lookup_from_network(network);
 603         __connman_service_clear_error(service);
 604 }
 605
 606 static void set_configuration(struct connman_network *network)
 607 {
 608         struct connman_service *service;
 609
 610         DBG("network %p", network);
 611
 612         __connman_device_increase_connections(network->device);
 613
 614         __connman_device_set_network(network->device, network);
 615
 616         connman_device_set_disconnected(network->device, FALSE);
 617
 618         service = __connman_service_lookup_from_network(network);
 619         __connman_service_indicate_state(service,
 620                                         CONNMAN_SERVICE_STATE_CONFIGURATION);
 621 }
 622
 623 static int set_connected_fixed(struct connman_network *network)
 624 {
 625         struct connman_service *service;
 626         struct connman_element *parent, *element;
 627
 628         DBG("");
 629
 630         service = __connman_service_lookup_from_network(network);
 631
 632         parent = connman_network_get_element(network);
 633
 634         set_configuration(network);
 635
 636         if (parent->ipv4.address == NULL)
 637                 return -EINVAL;
 638
 639         if (parent->ipv4.netmask == NULL)
 640                 return -EINVAL;
 641
 642         element = connman_element_create(NULL);
 643         if (element == NULL) {
 644                 connman_error("Can not create connman_element");
 645                 return -ENOMEM;
 646         }
 647
 648         element->type = CONNMAN_ELEMENT_TYPE_IPV4;
 649         element->index = parent->index;
 650
 651         if (connman_element_register(element, parent) < 0) {
 652                 connman_error("Can not register connman_element");
 653                 return -EINVAL;
 654         }
 655
 656         network->connecting = FALSE;
 657
 658         connman_network_set_associating(network, FALSE);
 659
 660         return 0;
 661 }
 662
 663 static void set_connected_manual(struct connman_network *network)
 664 {
 665         struct connman_service *service;
 666         struct connman_ipconfig *ipconfig;
 667         const char *nameserver = NULL;
 668         int err;
 669
 670         DBG("network %p", network);
 671
 672         service = __connman_service_lookup_from_network(network);
 673
 674         ipconfig = __connman_service_get_ip4config(service);
 675
 676         set_configuration(network);
 677
 678         err = __connman_ipconfig_set_address(ipconfig);
 679         if (err < 0) {
 680                 connman_network_set_error(network,
 681                         CONNMAN_NETWORK_ERROR_CONFIGURE_FAIL);
 682                 return;
 683         }
 684
 685         connman_element_get_value(&network->element,
 686                         CONNMAN_PROPERTY_ID_IPV4_NAMESERVER, &nameserver);
 687         if (nameserver != NULL)
 688                 __connman_service_append_nameserver(service, nameserver);
 689
 690         __connman_ipconfig_set_gateway(ipconfig, &network->element);
 691
 692         network->connecting = FALSE;
 693
 694         connman_network_set_associating(network, FALSE);
 695
 696         __connman_service_indicate_state(service, CONNMAN_SERVICE_STATE_READY);
 697 }
 698
 699 static int set_connected_dhcp(struct connman_network *network)
 700 {
 701         struct connman_element *element;
 702         int error;
 703
 704         DBG("network %p", network);
 705
 706         element = connman_element_create(NULL);
 707         if (element == NULL)
 708                 return -ENOMEM;
 709
 710         element->type  = CONNMAN_ELEMENT_TYPE_DHCP;
 711         element->index = network->element.index;
 712
 713         error = connman_element_register(element, &network->element);
 714         if (error < 0) {
 715                 connman_element_unref(element);
 716                 return error;
 717         }
 718
 719         set_configuration(network);
 720
 721         return 0;
 722 }
 723
 724 static int manual_ipv6_set(struct connman_network *network,
 725                                 struct connman_ipconfig *ipconfig_ipv6)
 726 {
 727         struct connman_service *service;
 728         int err;
 729
 730         service = __connman_service_lookup_from_network(network);
 731         if (service == NULL)
 732                 return -EINVAL;
 733
 734         err = __connman_ipconfig_set_address(ipconfig_ipv6);
 735         if (err < 0) {
 736                 connman_network_set_error(network,
 737                         CONNMAN_NETWORK_ERROR_CONFIGURE_FAIL);
 738                 return err;
 739         }
 740
 741         /*
 742          * READY state will be indicated by IPV4 setting
 743          * gateway will be set by IPV4 setting
 744          */
 745
 746         return 0;
 747 }
 748
 749 static gboolean set_connected(gpointer user_data)
 750 {
 751         struct connman_network *network = user_data;
 752         struct connman_service *service;
 753         struct connman_ipconfig *ipconfig_ipv4, *ipconfig_ipv6;
 754         enum connman_ipconfig_method ipv4_method, ipv6_method;
 755
 756         service = __connman_service_lookup_from_network(network);
 757
 758         ipconfig_ipv4 = __connman_service_get_ip4config(service);
 759         ipconfig_ipv6 = __connman_service_get_ip6config(service);
 760
 761         DBG("service %p ipv4 %p ipv6 %p", service, ipconfig_ipv4,
 762                 ipconfig_ipv6);
 763
 764         ipv4_method = __connman_ipconfig_get_method(ipconfig_ipv4);
 765         ipv6_method = __connman_ipconfig_get_method(ipconfig_ipv6);
 766
 767         DBG("method ipv4 %d ipv6 %d", ipv4_method, ipv6_method);
 768         DBG("network connected %d", network->connected);
 769
 770         if (network->connected == TRUE) {
 771                 int ret;
 772
 773                 switch (ipv6_method) {
 774                 case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
 775                 case CONNMAN_IPCONFIG_METHOD_OFF:
 776                 case CONNMAN_IPCONFIG_METHOD_AUTO:
 777                         break;
 778                 case CONNMAN_IPCONFIG_METHOD_FIXED:
 779                 case CONNMAN_IPCONFIG_METHOD_MANUAL:
 780                         ret = manual_ipv6_set(network, ipconfig_ipv6);
 781                         if (ret != 0) {
 782                                 connman_network_set_error(network,
 783                                         CONNMAN_NETWORK_ERROR_ASSOCIATE_FAIL);
 784                                 return FALSE;
 785                         }
 786                         break;
 787                 case CONNMAN_IPCONFIG_METHOD_DHCP:
 788                         break;
 789                 }
 790
 791                 switch (ipv4_method) {
 792                 case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
 793                 case CONNMAN_IPCONFIG_METHOD_OFF:
 794                 case CONNMAN_IPCONFIG_METHOD_AUTO:
 795                         return FALSE;
 796                 case CONNMAN_IPCONFIG_METHOD_FIXED:
 797                         if (set_connected_fixed(network) < 0) {
 798                                 connman_network_set_error(network,
 799                                         CONNMAN_NETWORK_ERROR_ASSOCIATE_FAIL);
 800                                 return FALSE;
 801                         }
 802                         return TRUE;
 803                 case CONNMAN_IPCONFIG_METHOD_MANUAL:
 804                         set_connected_manual(network);
 805                         return TRUE;
 806                 case CONNMAN_IPCONFIG_METHOD_DHCP:
 807                         if (set_connected_dhcp(network) < 0) {
 808                                 connman_network_set_error(network,
 809                                         CONNMAN_NETWORK_ERROR_ASSOCIATE_FAIL);
 810                                 return FALSE;
 811                         }
 812                 }
 813
 814         } else {
 815                 struct connman_service *service;
 816
 817                 connman_element_unregister_children(&network->element);
 818
 819                 __connman_device_set_network(network->device, NULL);
 820                 network->hidden = FALSE;
 821
 822                 service = __connman_service_lookup_from_network(network);
 823
 824                 __connman_service_indicate_state(service,
 825                                                 CONNMAN_SERVICE_STATE_IDLE);
 826         }
 827
 828         network->connecting = FALSE;
 829
 830         connman_network_set_associating(network, FALSE);
 831
 832         return FALSE;
 833 }
 834
 835 /**
 836  * connman_network_set_connected:
 837  * @network: network structure
 838  * @connected: connected state
 839  *
 840  * Change connected state of network
 841  */
 842 int connman_network_set_connected(struct connman_network *network,
 843                                                 connman_bool_t connected)
 844 {
 845         DBG("network %p connected %d", network, connected);
 846
 847         if ((network->connecting == TRUE || network->associating == TRUE) &&
 848                                                         connected == FALSE) {
 849                 connman_element_set_error(&network->element,
 850                                         CONNMAN_ELEMENT_ERROR_CONNECT_FAILED);
 851                 __connman_network_disconnect(network);
 852         }
 853
 854         if (network->connected == connected)
 855                 return -EALREADY;
 856
 857         if (connected == FALSE)
 858                 __connman_device_decrease_connections(network->device);
 859
 860         network->connected = connected;
 861
 862         set_connected(network);
 863
 864         return 0;
 865 }
 866
 867 /**
 868  * connman_network_get_connected:
 869  * @network: network structure
 870  *
 871  * Get network connection status
 872  */
 873 connman_bool_t connman_network_get_connected(struct connman_network *network)
 874 {
 875         return network->connected;
 876 }
 877
 878 /**
 879  * connman_network_get_associating:
 880  * @network: network structure
 881  *
 882  * Get network associating status
 883  */
 884 connman_bool_t connman_network_get_associating(struct connman_network *network)
 885 {
 886         return network->associating;
 887 }
 888
 889 /**
 890  * __connman_network_connect:
 891  * @network: network structure
 892  *
 893  * Connect network
 894  */
 895 int __connman_network_connect(struct connman_network *network)
 896 {
 897         struct connman_service *service;
 898         int err;
 899
 900         DBG("network %p", network);
 901
 902         if (network->connected == TRUE)
 903                 return -EISCONN;
 904
 905         if (network->connecting == TRUE || network->associating == TRUE)
 906                 return -EALREADY;
 907
 908         if (network->driver == NULL)
 909                 return -EUNATCH;
 910
 911         if (network->driver->connect == NULL)
 912                 return -ENOSYS;
 913
 914         if (network->device == NULL)
 915                 return -ENODEV;
 916
 917         network->connecting = TRUE;
 918
 919         __connman_device_disconnect(network->device);
 920
 921         service = __connman_service_lookup_from_network(network);
 922
 923         err = network->driver->connect(network);
 924         if (err < 0) {
 925                 if (err == -EINPROGRESS)
 926                         connman_network_set_associating(network, TRUE);
 927                 else {
 928                         network->connecting = FALSE;
 929                         network->hidden = FALSE;
 930                 }
 931
 932                 return err;
 933         }
 934
 935         network->connected = TRUE;
 936         set_connected(network);
 937
 938         return err;
 939 }
 940
 941 /**
 942  * __connman_network_disconnect:
 943  * @network: network structure
 944  *
 945  * Disconnect network
 946  */
 947 int __connman_network_disconnect(struct connman_network *network)
 948 {
 949         int err;
 950
 951         DBG("network %p", network);
 952
 953         if (network->connected == FALSE && network->connecting == FALSE &&
 954                                                 network->associating == FALSE)
 955                 return -ENOTCONN;
 956
 957         if (network->driver == NULL)
 958                 return -EUNATCH;
 959
 960         if (network->driver->disconnect == NULL)
 961                 return -ENOSYS;
 962
 963         network->connecting = FALSE;
 964
 965         err = network->driver->disconnect(network);
 966         if (err == 0) {
 967                 connman_network_set_connected(network, FALSE);
 968                 set_connected(network);
 969         }
 970
 971         return err;
 972 }
 973
 974 static int dhcp_start(struct connman_network *network)
 975 {
 976         struct connman_element *element;
 977         int error;
 978
 979         element = connman_element_create(NULL);
 980         if (element == NULL)
 981                 return -ENOMEM;
 982
 983         element->type  = CONNMAN_ELEMENT_TYPE_DHCP;
 984         element->index = network->element.index;
 985
 986         error = connman_element_register(element, &network->element);
 987         if (error < 0) {
 988                 connman_element_unref(element);
 989                 return error;
 990         }
 991
 992         return 0;
 993 }
 994
 995 static int dhcp_stop(struct connman_network *network)
 996 {
 997         connman_element_unregister_children_type(&network->element,
 998                                         CONNMAN_ELEMENT_TYPE_CONNECTION);
 999         connman_element_unregister_children_type(&network->element,
1000                                                 CONNMAN_ELEMENT_TYPE_IPV4);
1001         connman_element_unregister_children_type(&network->element,
1002                                                 CONNMAN_ELEMENT_TYPE_DHCP);
1003
1004         return 0;
1005 }
1006
1007 static int manual_ipv4_set(struct connman_network *network,
1008                                 struct connman_ipconfig *ipconfig)
1009 {
1010         struct connman_service *service;
1011         int err;
1012
1013         service = __connman_service_lookup_from_network(network);
1014         if (service == NULL)
1015                 return -EINVAL;
1016
1017         err = __connman_ipconfig_set_address(ipconfig);
1018         if (err < 0) {
1019                 connman_network_set_error(network,
1020                         CONNMAN_NETWORK_ERROR_CONFIGURE_FAIL);
1021                 return err;
1022         }
1023
1024         __connman_ipconfig_set_gateway(ipconfig, &network->element);
1025
1026         __connman_service_indicate_state(service, CONNMAN_SERVICE_STATE_READY);
1027
1028         return 0;
1029 }
1030
1031 int __connman_network_clear_ipconfig(struct connman_network *network,
1032                                         struct connman_ipconfig *ipconfig)
1033 {
1034         struct connman_service *service;
1035         enum connman_ipconfig_method method;
1036
1037         service = __connman_service_lookup_from_network(network);
1038         if (service == NULL)
1039                 return -EINVAL;
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         case CONNMAN_IPCONFIG_METHOD_AUTO:
1048                 return -EINVAL;
1049         case CONNMAN_IPCONFIG_METHOD_MANUAL:
1050                 connman_element_unregister_children_type(&network->element,
1051                                         CONNMAN_ELEMENT_TYPE_CONNECTION);
1052                 __connman_ipconfig_clear_address(ipconfig);
1053                 break;
1054         case CONNMAN_IPCONFIG_METHOD_DHCP:
1055                 dhcp_stop(network);
1056                 break;
1057         }
1058
1059         __connman_service_indicate_state(service,
1060                                         CONNMAN_SERVICE_STATE_CONFIGURATION);
1061
1062         return 0;
1063 }
1064
1065 int __connman_network_set_ipconfig(struct connman_network *network,
1066                                         struct connman_ipconfig *ipconfig_ipv4,
1067                                         struct connman_ipconfig *ipconfig_ipv6)
1068 {
1069         enum connman_ipconfig_method method;
1070         int ret;
1071
1072         if (ipconfig_ipv6) {
1073                 method = __connman_ipconfig_get_method(ipconfig_ipv6);
1074
1075                 switch (method) {
1076                 case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
1077                 case CONNMAN_IPCONFIG_METHOD_OFF:
1078                 case CONNMAN_IPCONFIG_METHOD_AUTO:
1079                         break;
1080                 case CONNMAN_IPCONFIG_METHOD_FIXED:
1081                 case CONNMAN_IPCONFIG_METHOD_MANUAL:
1082                         ret = manual_ipv6_set(network, ipconfig_ipv6);
1083                         if (ret != 0) {
1084                                 connman_network_set_error(network,
1085                                         CONNMAN_NETWORK_ERROR_ASSOCIATE_FAIL);
1086                                 return FALSE;
1087                         }
1088                         break;
1089                 case CONNMAN_IPCONFIG_METHOD_DHCP:
1090                         break;
1091                 }
1092         }
1093
1094         if (ipconfig_ipv4) {
1095                 method = __connman_ipconfig_get_method(ipconfig_ipv4);
1096
1097                 switch (method) {
1098                 case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
1099                 case CONNMAN_IPCONFIG_METHOD_OFF:
1100                 case CONNMAN_IPCONFIG_METHOD_FIXED:
1101                 case CONNMAN_IPCONFIG_METHOD_AUTO:
1102                         return -EINVAL;
1103                 case CONNMAN_IPCONFIG_METHOD_MANUAL:
1104                         return manual_ipv4_set(network, ipconfig_ipv4);
1105                 case CONNMAN_IPCONFIG_METHOD_DHCP:
1106                         return dhcp_start(network);
1107                 }
1108         }
1109
1110         return 0;
1111 }
1112
1113 /**
1114  * connman_network_set_address:
1115  * @network: network structure
1116  * @address: binary address value
1117  * @size: binary address length
1118  *
1119  * Set unique address value for network
1120  */
1121 int connman_network_set_address(struct connman_network *network,
1122                                 const void *address, unsigned int size)
1123 {
1124         const unsigned char *addr_octet = address;
1125         char *str;
1126
1127         DBG("network %p size %d", network, size);
1128
1129         if (size != 6)
1130                 return -EINVAL;
1131
1132         str = g_strdup_printf("%02X:%02X:%02X:%02X:%02X:%02X",
1133                                 addr_octet[0], addr_octet[1], addr_octet[2],
1134                                 addr_octet[3], addr_octet[4], addr_octet[5]);
1135         if (str == NULL)
1136                 return -ENOMEM;
1137
1138         g_free(network->address);
1139         network->address = str;
1140
1141         return connman_element_set_string(&network->element,
1142                                                 "Address", network->address);
1143 }
1144
1145 /**
1146  * connman_network_set_name:
1147  * @network: network structure
1148  * @name: name value
1149  *
1150  * Set display name value for network
1151  */
1152 int connman_network_set_name(struct connman_network *network,
1153                                                         const char *name)
1154 {
1155         DBG("network %p name %s", network, name);
1156
1157         g_free(network->name);
1158         network->name = g_strdup(name);
1159
1160         return connman_element_set_string(&network->element, "Name", name);
1161 }
1162
1163 /**
1164  * connman_network_set_strength:
1165  * @network: network structure
1166  * @strength: strength value
1167  *
1168  * Set signal strength value for network
1169  */
1170 int connman_network_set_strength(struct connman_network *network,
1171                                                 connman_uint8_t strength)
1172 {
1173         DBG("network %p strengh %d", network, strength);
1174
1175         network->strength = strength;
1176
1177         return connman_element_set_uint8(&network->element,
1178                                                 "Strength", strength);
1179 }
1180
1181 /**
1182  * connman_network_set_roaming:
1183  * @network: network structure
1184  * @roaming: roaming state
1185  *
1186  * Set roaming state for network
1187  */
1188 int connman_network_set_roaming(struct connman_network *network,
1189                                                 connman_bool_t roaming)
1190 {
1191         DBG("network %p roaming %d", network, roaming);
1192
1193         network->roaming = roaming;
1194
1195         return connman_element_set_bool(&network->element,
1196                                                 "Roaming", roaming);
1197 }
1198
1199 /**
1200  * connman_network_set_string:
1201  * @network: network structure
1202  * @key: unique identifier
1203  * @value: string value
1204  *
1205  * Set string value for specific key
1206  */
1207 int connman_network_set_string(struct connman_network *network,
1208                                         const char *key, const char *value)
1209 {
1210         int err;
1211
1212         DBG("network %p key %s value %s", network, key, value);
1213
1214         if (g_strcmp0(key, "Name") == 0)
1215                 return connman_network_set_name(network, value);
1216
1217         if (g_str_equal(key, "Address") == TRUE) {
1218                 g_free(network->address);
1219                 network->address = g_strdup(value);
1220         } else if (g_str_equal(key, "Node") == TRUE) {
1221                 g_free(network->node);
1222                 network->node = g_strdup(value);
1223         } else if (g_str_equal(key, "WiFi.Mode") == TRUE) {
1224                 g_free(network->wifi.mode);
1225                 network->wifi.mode = g_strdup(value);
1226         } else if (g_str_equal(key, "WiFi.Security") == TRUE) {
1227                 g_free(network->wifi.security);
1228                 network->wifi.security = g_strdup(value);
1229         } else if (g_str_equal(key, "WiFi.Passphrase") == TRUE) {
1230                 g_free(network->wifi.passphrase);
1231                 network->wifi.passphrase = g_strdup(value);
1232         } else if (g_str_equal(key, "WiFi.EAP") == TRUE) {
1233                 g_free(network->wifi.eap);
1234                 network->wifi.eap = g_strdup(value);
1235         } else if (g_str_equal(key, "WiFi.Identity") == TRUE) {
1236                 g_free(network->wifi.identity);
1237                 network->wifi.identity = g_strdup(value);
1238         } else if (g_str_equal(key, "WiFi.CACertFile") == TRUE) {
1239                 g_free(network->wifi.ca_cert_path);
1240                 network->wifi.ca_cert_path = g_strdup(value);
1241         } else if (g_str_equal(key, "WiFi.ClientCertFile") == TRUE) {
1242                 g_free(network->wifi.client_cert_path);
1243                 network->wifi.client_cert_path = g_strdup(value);
1244         } else if (g_str_equal(key, "WiFi.PrivateKeyFile") == TRUE) {
1245                 g_free(network->wifi.private_key_path);
1246                 network->wifi.private_key_path = g_strdup(value);
1247         } else if (g_str_equal(key, "WiFi.PrivateKeyPassphrase") == TRUE) {
1248                 g_free(network->wifi.private_key_passphrase);
1249                 network->wifi.private_key_passphrase = g_strdup(value);
1250         } else if (g_str_equal(key, "WiFi.Phase2") == TRUE) {
1251                 g_free(network->wifi.phase2_auth);
1252                 network->wifi.phase2_auth = g_strdup(value);
1253         }
1254
1255         err = connman_element_set_string(&network->element, key, value);
1256         if (err < 0)
1257                 return err;
1258
1259         if (network->driver == NULL)
1260                 return 0;
1261
1262         if (network->driver->setup)
1263                 return network->driver->setup(network, key);
1264
1265         return 0;
1266 }
1267
1268 /**
1269  * connman_network_get_string:
1270  * @network: network structure
1271  * @key: unique identifier
1272  *
1273  * Get string value for specific key
1274  */
1275 const char *connman_network_get_string(struct connman_network *network,
1276                                                         const char *key)
1277 {
1278         DBG("network %p key %s", network, key);
1279
1280         if (g_str_equal(key, "Address") == TRUE)
1281                 return network->address;
1282         else if (g_str_equal(key, "Name") == TRUE)
1283                 return network->name;
1284         else if (g_str_equal(key, "Node") == TRUE)
1285                 return network->node;
1286         else if (g_str_equal(key, "WiFi.Mode") == TRUE)
1287                 return network->wifi.mode;
1288         else if (g_str_equal(key, "WiFi.Security") == TRUE)
1289                 return network->wifi.security;
1290         else if (g_str_equal(key, "WiFi.Passphrase") == TRUE)
1291                 return network->wifi.passphrase;
1292         else if (g_str_equal(key, "WiFi.EAP") == TRUE)
1293                 return network->wifi.eap;
1294         else if (g_str_equal(key, "WiFi.Identity") == TRUE)
1295                 return network->wifi.identity;
1296         else if (g_str_equal(key, "WiFi.CACertFile") == TRUE)
1297                 return network->wifi.ca_cert_path;
1298         else if (g_str_equal(key, "WiFi.ClientCertFile") == TRUE)
1299                 return network->wifi.client_cert_path;
1300         else if (g_str_equal(key, "WiFi.PrivateKeyFile") == TRUE)
1301                 return network->wifi.private_key_path;
1302         else if (g_str_equal(key, "WiFi.PrivateKeyPassphrase") == TRUE)
1303                 return network->wifi.private_key_passphrase;
1304         else if (g_str_equal(key, "WiFi.Phase2") == TRUE)
1305                 return network->wifi.phase2_auth;
1306
1307         return connman_element_get_string(&network->element, key);
1308 }
1309
1310 /**
1311  * connman_network_set_bool:
1312  * @network: network structure
1313  * @key: unique identifier
1314  * @value: boolean value
1315  *
1316  * Set boolean value for specific key
1317  */
1318 int connman_network_set_bool(struct connman_network *network,
1319                                         const char *key, connman_bool_t value)
1320 {
1321         DBG("network %p key %s value %d", network, key, value);
1322
1323         if (g_strcmp0(key, "Roaming") == 0)
1324                 return connman_network_set_roaming(network, value);
1325
1326         return connman_element_set_bool(&network->element, key, value);
1327 }
1328
1329 /**
1330  * connman_network_get_bool:
1331  * @network: network structure
1332  * @key: unique identifier
1333  *
1334  * Get boolean value for specific key
1335  */
1336 connman_bool_t connman_network_get_bool(struct connman_network *network,
1337                                                         const char *key)
1338 {
1339         DBG("network %p key %s", network, key);
1340
1341         if (g_str_equal(key, "Roaming") == TRUE)
1342                 return network->roaming;
1343
1344         return connman_element_get_bool(&network->element, key);
1345 }
1346
1347 /**
1348  * connman_network_set_uint8:
1349  * @network: network structure
1350  * @key: unique identifier
1351  * @value: integer value
1352  *
1353  * Set integer value for specific key
1354  */
1355 int connman_network_set_uint8(struct connman_network *network,
1356                                         const char *key, connman_uint8_t value)
1357 {
1358         DBG("network %p key %s value %d", network, key, value);
1359
1360         if (g_strcmp0(key, "Strength") == 0)
1361                 return connman_network_set_strength(network, value);
1362
1363         return connman_element_set_uint8(&network->element, key, value);
1364 }
1365
1366 /**
1367  * connman_network_get_uint8:
1368  * @network: network structure
1369  * @key: unique identifier
1370  *
1371  * Get integer value for specific key
1372  */
1373 connman_uint8_t connman_network_get_uint8(struct connman_network *network,
1374                                                         const char *key)
1375 {
1376         DBG("network %p key %s", network, key);
1377
1378         if (g_str_equal(key, "Strength") == TRUE)
1379                 return network->strength;
1380
1381         return connman_element_get_uint8(&network->element, key);
1382 }
1383
1384 /**
1385  * connman_network_set_uint16:
1386  * @network: network structure
1387  * @key: unique identifier
1388  * @value: integer value
1389  *
1390  * Set integer value for specific key
1391  */
1392 int connman_network_set_uint16(struct connman_network *network,
1393                                 const char *key, connman_uint16_t value)
1394 {
1395         DBG("network %p key %s value %d", network, key, value);
1396
1397         if (g_str_equal(key, "Frequency") == TRUE)
1398                 network->frequency = value;
1399         else if (g_str_equal(key, "WiFi.Channel") == TRUE)
1400                 network->wifi.channel = value;
1401
1402         return -EINVAL;
1403 }
1404
1405 /**
1406  * connman_network_get_uint16:
1407  * @network: network structure
1408  * @key: unique identifier
1409  *
1410  * Get integer value for specific key
1411  */
1412 connman_uint16_t connman_network_get_uint16(struct connman_network *network,
1413                                                         const char *key)
1414 {
1415         DBG("network %p key %s", network, key);
1416
1417         if (g_str_equal(key, "Frequency") == TRUE)
1418                 return network->frequency;
1419         else if (g_str_equal(key, "WiFi.Channel") == TRUE)
1420                 return network->wifi.channel;
1421
1422         return 0;
1423 }
1424
1425 /**
1426  * connman_network_set_blob:
1427  * @network: network structure
1428  * @key: unique identifier
1429  * @data: blob data
1430  * @size: blob size
1431  *
1432  * Set binary blob value for specific key
1433  */
1434 int connman_network_set_blob(struct connman_network *network,
1435                         const char *key, const void *data, unsigned int size)
1436 {
1437         DBG("network %p key %s size %d", network, key, size);
1438
1439         if (g_strcmp0(key, "Address") == 0)
1440                 return connman_network_set_address(network, data, size);
1441
1442         if (g_str_equal(key, "WiFi.SSID") == TRUE) {
1443                 g_free(network->wifi.ssid);
1444                 network->wifi.ssid = g_try_malloc(size);
1445                 if (network->wifi.ssid != NULL) {
1446                         memcpy(network->wifi.ssid, data, size);
1447                         network->wifi.ssid_len = size;
1448                 } else
1449                         network->wifi.ssid_len = 0;
1450         }
1451
1452         return connman_element_set_blob(&network->element, key, data, size);
1453 }
1454
1455 /**
1456  * connman_network_get_blob:
1457  * @network: network structure
1458  * @key: unique identifier
1459  * @size: pointer to blob size
1460  *
1461  * Get binary blob value for specific key
1462  */
1463 const void *connman_network_get_blob(struct connman_network *network,
1464                                         const char *key, unsigned int *size)
1465 {
1466         DBG("network %p key %s", network, key);
1467
1468         if (g_str_equal(key, "WiFi.SSID") == TRUE) {
1469                 if (size != NULL)
1470                         *size = network->wifi.ssid_len;
1471                 return network->wifi.ssid;
1472         }
1473
1474         return connman_element_get_blob(&network->element, key, size);
1475 }
1476
1477 void __connman_network_set_device(struct connman_network *network,
1478                                         struct connman_device *device)
1479 {
1480         network->device = device;
1481 }
1482
1483 /**
1484  * connman_network_get_device:
1485  * @network: network structure
1486  *
1487  * Get parent device of network
1488  */
1489 struct connman_device *connman_network_get_device(struct connman_network *network)
1490 {
1491         return network->device;
1492 }
1493
1494 /**
1495  * connman_network_get_data:
1496  * @network: network structure
1497  *
1498  * Get private network data pointer
1499  */
1500 void *connman_network_get_data(struct connman_network *network)
1501 {
1502         return network->driver_data;
1503 }
1504
1505 /**
1506  * connman_network_set_data:
1507  * @network: network structure
1508  * @data: data pointer
1509  *
1510  * Set private network data pointer
1511  */
1512 void connman_network_set_data(struct connman_network *network, void *data)
1513 {
1514         network->driver_data = data;
1515 }
1516
1517 void connman_network_update(struct connman_network *network)
1518 {
1519         switch (network->type) {
1520         case CONNMAN_NETWORK_TYPE_UNKNOWN:
1521         case CONNMAN_NETWORK_TYPE_VENDOR:
1522                 return;
1523         case CONNMAN_NETWORK_TYPE_ETHERNET:
1524         case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
1525         case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
1526         case CONNMAN_NETWORK_TYPE_CELLULAR:
1527         case CONNMAN_NETWORK_TYPE_WIFI:
1528         case CONNMAN_NETWORK_TYPE_WIMAX:
1529                 break;
1530         }
1531
1532         if (network->group != NULL)
1533                 __connman_service_update_from_network(network);
1534
1535         return;
1536 }
1537
1538 static gboolean match_driver(struct connman_network *network,
1539                                         struct connman_network_driver *driver)
1540 {
1541         if (network->type == driver->type ||
1542                         driver->type == CONNMAN_NETWORK_TYPE_UNKNOWN)
1543                 return TRUE;
1544
1545         return FALSE;
1546 }
1547
1548 static int network_probe(struct connman_element *element)
1549 {
1550         struct connman_network *network = element->network;
1551         GSList *list;
1552
1553         DBG("element %p name %s", element, element->name);
1554
1555         if (network == NULL)
1556                 return -ENODEV;
1557
1558         for (list = driver_list; list; list = list->next) {
1559                 struct connman_network_driver *driver = list->data;
1560
1561                 if (match_driver(network, driver) == FALSE)
1562                         continue;
1563
1564                 DBG("driver %p name %s", driver, driver->name);
1565
1566                 if (driver->probe(network) == 0) {
1567                         network->driver = driver;
1568                         break;
1569                 }
1570         }
1571
1572         if (network->driver == NULL)
1573                 return -ENODEV;
1574
1575         switch (network->type) {
1576         case CONNMAN_NETWORK_TYPE_UNKNOWN:
1577         case CONNMAN_NETWORK_TYPE_VENDOR:
1578                 break;
1579         case CONNMAN_NETWORK_TYPE_ETHERNET:
1580         case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
1581         case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
1582         case CONNMAN_NETWORK_TYPE_CELLULAR:
1583         case CONNMAN_NETWORK_TYPE_WIFI:
1584         case CONNMAN_NETWORK_TYPE_WIMAX:
1585                 if (network->group != NULL)
1586                         __connman_profile_add_network(network);
1587                 break;
1588         }
1589
1590         return 0;
1591 }
1592
1593 static void network_remove(struct connman_element *element)
1594 {
1595         struct connman_network *network = element->network;
1596
1597         DBG("element %p name %s", element, element->name);
1598
1599         if (network == NULL)
1600                 return;
1601
1602         if (network->driver == NULL)
1603                 return;
1604
1605         switch (network->type) {
1606         case CONNMAN_NETWORK_TYPE_UNKNOWN:
1607         case CONNMAN_NETWORK_TYPE_VENDOR:
1608                 break;
1609         case CONNMAN_NETWORK_TYPE_ETHERNET:
1610         case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
1611         case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
1612         case CONNMAN_NETWORK_TYPE_CELLULAR:
1613         case CONNMAN_NETWORK_TYPE_WIFI:
1614         case CONNMAN_NETWORK_TYPE_WIMAX:
1615                 if (network->group != NULL) {
1616                         __connman_profile_remove_network(network);
1617
1618                         g_free(network->group);
1619                         network->group = NULL;
1620                 }
1621                 break;
1622         }
1623
1624         if (network->driver->remove)
1625                 network->driver->remove(network);
1626 }
1627
1628 static void network_change(struct connman_element *element)
1629 {
1630         struct connman_network *network = element->network;
1631
1632         DBG("element %p name %s", element, element->name);
1633
1634         if (element->state != CONNMAN_ELEMENT_STATE_ERROR)
1635                 return;
1636
1637         if (element->error != CONNMAN_ELEMENT_ERROR_DHCP_FAILED)
1638                 return;
1639
1640         if (network->connected == FALSE)
1641                 return;
1642
1643         connman_element_unregister_children(element);
1644
1645         connman_device_set_disconnected(network->device, TRUE);
1646
1647         if (network->driver && network->driver->disconnect) {
1648                 network->driver->disconnect(network);
1649                 return;
1650         }
1651
1652         network->connected = FALSE;
1653 }
1654
1655 static struct connman_driver network_driver = {
1656         .name           = "network",
1657         .type           = CONNMAN_ELEMENT_TYPE_NETWORK,
1658         .priority       = CONNMAN_DRIVER_PRIORITY_LOW,
1659         .probe          = network_probe,
1660         .remove         = network_remove,
1661         .change         = network_change,
1662 };
1663
1664 int __connman_network_init(void)
1665 {
1666         DBG("");
1667
1668         return connman_driver_register(&network_driver);
1669 }
1670
1671 void __connman_network_cleanup(void)
1672 {
1673         DBG("");
1674
1675         connman_driver_unregister(&network_driver);
1676 }