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 *name;
  44         char *node;
  45         char *group;
  46
  47         struct connman_network_driver *driver;
  48         void *driver_data;
  49
  50         connman_bool_t connecting;
  51         connman_bool_t associating;
  52
  53         struct connman_device *device;
  54
  55         struct {
  56                 void *ssid;
  57                 int ssid_len;
  58                 char *mode;
  59                 unsigned short channel;
  60                 char *security;
  61                 char *passphrase;
  62                 char *eap;
  63                 char *identity;
  64                 char *ca_cert_path;
  65                 char *client_cert_path;
  66                 char *private_key_path;
  67                 char *private_key_passphrase;
  68                 char *phase2_auth;
  69                 connman_bool_t wps;
  70                 connman_bool_t use_wps;
  71                 char *pin_wps;
  72         } wifi;
  73 };
  74
  75 static const char *type2string(enum connman_network_type type)
  76 {
  77         switch (type) {
  78         case CONNMAN_NETWORK_TYPE_UNKNOWN:
  79         case CONNMAN_NETWORK_TYPE_VENDOR:
  80                 break;
  81         case CONNMAN_NETWORK_TYPE_ETHERNET:
  82                 return "ethernet";
  83         case CONNMAN_NETWORK_TYPE_WIFI:
  84                 return "wifi";
  85         case CONNMAN_NETWORK_TYPE_WIMAX:
  86                 return "wimax";
  87         case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
  88         case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
  89                 return "bluetooth";
  90         case CONNMAN_NETWORK_TYPE_CELLULAR:
  91                 return "cellular";
  92         }
  93
  94         return NULL;
  95 }
  96
  97 connman_bool_t __connman_network_has_driver(struct connman_network *network)
  98 {
  99         if (network == NULL || network->driver == NULL)
 100                 return FALSE;
 101
 102         return TRUE;
 103 }
 104
 105 static GSList *driver_list = NULL;
 106
 107 static gint compare_priority(gconstpointer a, gconstpointer b)
 108 {
 109         const struct connman_network_driver *driver1 = a;
 110         const struct connman_network_driver *driver2 = b;
 111
 112         return driver2->priority - driver1->priority;
 113 }
 114
 115 /**
 116  * connman_network_driver_register:
 117  * @driver: network driver definition
 118  *
 119  * Register a new network driver
 120  *
 121  * Returns: %0 on success
 122  */
 123 int connman_network_driver_register(struct connman_network_driver *driver)
 124 {
 125         GSList *list;
 126
 127         DBG("driver %p name %s", driver, driver->name);
 128
 129         for (list = driver_list; list; list = list->next) {
 130                 struct connman_network_driver *tmp = list->data;
 131
 132                 if (tmp->type == driver->type)
 133                         return -EALREADY;
 134
 135         }
 136
 137         driver_list = g_slist_insert_sorted(driver_list, driver,
 138                                                         compare_priority);
 139
 140         return 0;
 141 }
 142
 143 /**
 144  * connman_network_driver_unregister:
 145  * @driver: network driver definition
 146  *
 147  * Remove a previously registered network driver
 148  */
 149 void connman_network_driver_unregister(struct connman_network_driver *driver)
 150 {
 151         DBG("driver %p name %s", driver, driver->name);
 152
 153         driver_list = g_slist_remove(driver_list, driver);
 154 }
 155
 156 static void network_destruct(struct connman_element *element)
 157 {
 158         struct connman_network *network = element->network;
 159
 160         DBG("element %p name %s", element, element->name);
 161
 162         g_free(network->wifi.ssid);
 163         g_free(network->wifi.mode);
 164         g_free(network->wifi.security);
 165         g_free(network->wifi.passphrase);
 166         g_free(network->wifi.eap);
 167         g_free(network->wifi.identity);
 168         g_free(network->wifi.ca_cert_path);
 169         g_free(network->wifi.client_cert_path);
 170         g_free(network->wifi.private_key_path);
 171         g_free(network->wifi.private_key_passphrase);
 172         g_free(network->wifi.phase2_auth);
 173         g_free(network->wifi.pin_wps);
 174
 175         g_free(network->group);
 176         g_free(network->node);
 177         g_free(network->name);
 178         g_free(network->identifier);
 179
 180         network->device = NULL;
 181 }
 182
 183 /**
 184  * connman_network_create:
 185  * @identifier: network identifier (for example an unqiue name)
 186  *
 187  * Allocate a new network and assign the #identifier to it.
 188  *
 189  * Returns: a newly-allocated #connman_network structure
 190  */
 191 struct connman_network *connman_network_create(const char *identifier,
 192                                                 enum connman_network_type type)
 193 {
 194         struct connman_network *network;
 195         connman_uint8_t strength = 0;
 196         const char *str;
 197         char *temp;
 198
 199         DBG("identifier %s type %d", identifier, type);
 200
 201         network = g_try_new0(struct connman_network, 1);
 202         if (network == NULL)
 203                 return NULL;
 204
 205         DBG("network %p", network);
 206
 207         __connman_element_initialize(&network->element);
 208
 209         if (identifier == NULL) {
 210                 temp = g_strdup_printf("hidden_%d", hidden_counter++);
 211                 network->hidden = TRUE;
 212         } else
 213                 temp = g_strdup(identifier);
 214
 215         if (temp == NULL) {
 216                 g_free(network);
 217                 return NULL;
 218         }
 219
 220         network->element.name = temp;
 221         network->element.type = CONNMAN_ELEMENT_TYPE_NETWORK;
 222
 223         network->element.network = network;
 224         network->element.destruct = network_destruct;
 225
 226         str = type2string(type);
 227         if (str != NULL)
 228                 connman_element_set_string(&network->element, "Type", str);
 229
 230         connman_element_set_uint8(&network->element, "Strength", strength);
 231
 232         network->type       = type;
 233         network->identifier = g_strdup(temp);
 234
 235         return network;
 236 }
 237
 238 /**
 239  * connman_network_ref:
 240  * @network: network structure
 241  *
 242  * Increase reference counter of  network
 243  */
 244 struct connman_network *connman_network_ref(struct connman_network *network)
 245 {
 246         if (connman_element_ref(&network->element) == NULL)
 247                 return NULL;
 248
 249         return network;
 250 }
 251
 252 /**
 253  * connman_network_unref:
 254  * @network: network structure
 255  *
 256  * Decrease reference counter of network
 257  */
 258 void connman_network_unref(struct connman_network *network)
 259 {
 260         connman_element_unref(&network->element);
 261 }
 262
 263 const char *__connman_network_get_type(struct connman_network *network)
 264 {
 265         return type2string(network->type);
 266 }
 267
 268 /**
 269  * connman_network_get_type:
 270  * @network: network structure
 271  *
 272  * Get type of network
 273  */
 274 enum connman_network_type connman_network_get_type(struct connman_network *network)
 275 {
 276         return network->type;
 277 }
 278
 279 /**
 280  * connman_network_get_identifier:
 281  * @network: network structure
 282  *
 283  * Get identifier of network
 284  */
 285 const char *connman_network_get_identifier(struct connman_network *network)
 286 {
 287         return network->identifier;
 288 }
 289
 290 /**
 291  * connman_network_set_index:
 292  * @network: network structure
 293  * @index: index number
 294  *
 295  * Set index number of network
 296  */
 297 void connman_network_set_index(struct connman_network *network, int index)
 298 {
 299         struct connman_service *service;
 300         struct connman_ipconfig *ipconfig;
 301
 302         service = __connman_service_lookup_from_network(network);
 303         if (service == NULL)
 304                 goto done;
 305
 306         ipconfig = __connman_service_get_ip4config(service);
 307
 308         DBG("index %d service %p ip4config %p", network->element.index,
 309                 service, ipconfig);
 310
 311         if (network->element.index < 0 && ipconfig == NULL) {
 312
 313                 ipconfig = __connman_service_get_ip4config(service);
 314                 if (ipconfig == NULL)
 315                         /*
 316                          * This is needed for plugins that havent set their
 317                          * ipconfig layer yet, due to not being able to get
 318                          * a network index prior to creating a service.
 319                          */
 320                         __connman_service_create_ip4config(service, index);
 321                 else
 322                         __connman_ipconfig_set_index(ipconfig, index);
 323
 324         } else {
 325                 /* If index changed, the index of ipconfig must be reset. */
 326                 if (ipconfig == NULL)
 327                         goto done;
 328
 329                 __connman_ipconfig_set_index(ipconfig, index);
 330         }
 331
 332 done:
 333         network->element.index = index;
 334 }
 335
 336 /**
 337  * connman_network_get_index:
 338  * @network: network structure
 339  *
 340  * Get index number of network
 341  */
 342 int connman_network_get_index(struct connman_network *network)
 343 {
 344         return network->element.index;
 345 }
 346
 347 /**
 348  * connman_network_get_element:
 349  * @network: network structure
 350  *
 351  * Get connman_element of network
 352  */
 353 struct connman_element *connman_network_get_element(
 354                                 struct connman_network *network)
 355 {
 356         return &network->element;
 357 }
 358
 359 /**
 360  * connman_network_set_group:
 361  * @network: network structure
 362  * @group: group name
 363  *
 364  * Set group name for automatic clustering
 365  */
 366 void connman_network_set_group(struct connman_network *network,
 367                                                         const char *group)
 368 {
 369         switch (network->type) {
 370         case CONNMAN_NETWORK_TYPE_UNKNOWN:
 371         case CONNMAN_NETWORK_TYPE_VENDOR:
 372                 return;
 373         case CONNMAN_NETWORK_TYPE_ETHERNET:
 374         case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
 375         case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
 376         case CONNMAN_NETWORK_TYPE_CELLULAR:
 377         case CONNMAN_NETWORK_TYPE_WIFI:
 378         case CONNMAN_NETWORK_TYPE_WIMAX:
 379                 break;
 380         }
 381
 382         if (g_strcmp0(network->group, group) == 0) {
 383                 if (group != NULL)
 384                         __connman_profile_update_network(network);
 385                 return;
 386         }
 387
 388         if (network->group != NULL) {
 389                 __connman_profile_remove_network(network);
 390
 391                 g_free(network->group);
 392         }
 393
 394         network->group = g_strdup(group);
 395
 396         if (network->group != NULL)
 397                         __connman_profile_add_network(network);
 398 }
 399
 400 /**
 401  * connman_network_get_group:
 402  * @network: network structure
 403  *
 404  * Get group name for automatic clustering
 405  */
 406 const char *connman_network_get_group(struct connman_network *network)
 407 {
 408         return network->group;
 409 }
 410
 411 const char *__connman_network_get_ident(struct connman_network *network)
 412 {
 413         if (network->device == NULL)
 414                 return NULL;
 415
 416         return connman_device_get_ident(network->device);
 417 }
 418
 419 connman_bool_t __connman_network_get_weakness(struct connman_network *network)
 420 {
 421         switch (network->type) {
 422         case CONNMAN_NETWORK_TYPE_UNKNOWN:
 423         case CONNMAN_NETWORK_TYPE_VENDOR:
 424         case CONNMAN_NETWORK_TYPE_ETHERNET:
 425         case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
 426         case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
 427         case CONNMAN_NETWORK_TYPE_CELLULAR:
 428         case CONNMAN_NETWORK_TYPE_WIMAX:
 429                 break;
 430         case CONNMAN_NETWORK_TYPE_WIFI:
 431                 if (g_strcmp0(network->wifi.mode, "adhoc") == 0)
 432                         return TRUE;
 433                 if (network->strength > 0 && network->strength < 20)
 434                         return TRUE;
 435                 break;
 436         }
 437
 438         return FALSE;
 439 }
 440
 441 connman_bool_t __connman_network_get_connecting(struct connman_network *network)
 442 {
 443         return network->connecting;
 444 }
 445
 446 /**
 447  * connman_network_set_available:
 448  * @network: network structure
 449  * @available: availability state
 450  *
 451  * Change availability state of network (in range)
 452  */
 453 int connman_network_set_available(struct connman_network *network,
 454                                                 connman_bool_t available)
 455 {
 456         DBG("network %p available %d", network, available);
 457
 458         if (network->available == available)
 459                 return -EALREADY;
 460
 461         network->available = available;
 462
 463         return 0;
 464 }
 465
 466 /**
 467  * connman_network_get_available:
 468  * @network: network structure
 469  *
 470  * Get network available setting
 471  */
 472 connman_bool_t connman_network_get_available(struct connman_network *network)
 473 {
 474         if (network->hidden == TRUE)
 475                 return TRUE;
 476
 477         return network->available;
 478 }
 479
 480 /**
 481  * connman_network_set_associating:
 482  * @network: network structure
 483  * @associating: associating state
 484  *
 485  * Change associating state of network
 486  */
 487 int connman_network_set_associating(struct connman_network *network,
 488                                                 connman_bool_t associating)
 489 {
 490         DBG("network %p associating %d", network, associating);
 491
 492         if (network->associating == associating)
 493                 return -EALREADY;
 494
 495         network->associating = associating;
 496
 497         if (associating == TRUE) {
 498                 struct connman_service *service;
 499
 500                 service = __connman_service_lookup_from_network(network);
 501                 __connman_service_indicate_state(service,
 502                                         CONNMAN_SERVICE_STATE_ASSOCIATION,
 503                                         CONNMAN_IPCONFIG_TYPE_IPV4);
 504         }
 505
 506         return 0;
 507 }
 508
 509 static void set_associate_error(struct connman_network *network)
 510 {
 511         struct connman_service *service;
 512
 513         if (network->associating == FALSE)
 514                 return ;
 515
 516         network->associating = FALSE;
 517
 518         service = __connman_service_lookup_from_network(network);
 519
 520         __connman_service_indicate_state(service,
 521                                         CONNMAN_SERVICE_STATE_FAILURE,
 522                                         CONNMAN_IPCONFIG_TYPE_IPV4);
 523 }
 524
 525 static void set_configure_error(struct connman_network *network)
 526 {
 527         struct connman_service *service;
 528
 529         network->connecting = FALSE;
 530
 531         service = __connman_service_lookup_from_network(network);
 532
 533         __connman_service_indicate_state(service,
 534                                         CONNMAN_SERVICE_STATE_FAILURE,
 535                                         CONNMAN_IPCONFIG_TYPE_IPV4);
 536 }
 537
 538 static void set_invalid_key_error(struct connman_network *network)
 539 {
 540         struct connman_service *service;
 541
 542         service = __connman_service_lookup_from_network(network);
 543
 544         __connman_service_indicate_error(service,
 545                                         CONNMAN_SERVICE_ERROR_INVALID_KEY);
 546 }
 547
 548 void connman_network_set_ipv4_method(struct connman_network *network,
 549                                         enum connman_ipconfig_method method)
 550 {
 551         struct connman_service *service;
 552         struct connman_ipconfig *ipconfig;
 553
 554         network->element.ipv4.method = method;
 555
 556         service = __connman_service_lookup_from_network(network);
 557         if (service == NULL)
 558                 return;
 559
 560         ipconfig = __connman_service_get_ip4config(service);
 561         if (ipconfig == NULL)
 562                 return;
 563
 564         connman_ipconfig_set_method(ipconfig, method);
 565 }
 566
 567 void connman_network_set_ipv6_method(struct connman_network *network,
 568                                         enum connman_ipconfig_method method)
 569 {
 570         struct connman_service *service;
 571         struct connman_ipconfig *ipconfig;
 572
 573         network->element.ipv6.method = method;
 574
 575         service = __connman_service_lookup_from_network(network);
 576         if (service == NULL)
 577                 return;
 578
 579         ipconfig = __connman_service_get_ip6config(service);
 580         if (ipconfig == NULL)
 581                 return;
 582
 583         connman_ipconfig_set_method(ipconfig, method);
 584 }
 585
 586 void connman_network_set_error(struct connman_network *network,
 587                                         enum connman_network_error error)
 588 {
 589         DBG("nework %p, error %d", network, error);
 590
 591         network->connecting = FALSE;
 592
 593         switch (error) {
 594         case CONNMAN_NETWORK_ERROR_UNKNOWN:
 595                 return;
 596         case CONNMAN_NETWORK_ERROR_ASSOCIATE_FAIL:
 597                 set_associate_error(network);
 598                 break;
 599         case CONNMAN_NETWORK_ERROR_CONFIGURE_FAIL:
 600                 set_configure_error(network);
 601                 break;
 602         case CONNMAN_NETWORK_ERROR_INVALID_KEY:
 603                 set_invalid_key_error(network);
 604                 break;
 605         }
 606 }
 607
 608 void connman_network_clear_error(struct connman_network *network)
 609 {
 610         struct connman_service *service;
 611
 612         DBG("network %p", network);
 613
 614         if (network == NULL)
 615                 return;
 616
 617         if (network->connecting == TRUE || network->associating == TRUE)
 618                 return;
 619
 620         service = __connman_service_lookup_from_network(network);
 621         __connman_service_clear_error(service);
 622 }
 623
 624 static void set_configuration(struct connman_network *network)
 625 {
 626         struct connman_service *service;
 627
 628         DBG("network %p", network);
 629
 630         __connman_device_increase_connections(network->device);
 631
 632         __connman_device_set_network(network->device, network);
 633
 634         connman_device_set_disconnected(network->device, FALSE);
 635
 636         service = __connman_service_lookup_from_network(network);
 637         __connman_service_indicate_state(service,
 638                                         CONNMAN_SERVICE_STATE_CONFIGURATION,
 639                                         CONNMAN_IPCONFIG_TYPE_IPV4);
 640 }
 641
 642 static int set_connected_fixed(struct connman_network *network)
 643 {
 644         struct connman_service *service;
 645         struct connman_element *parent, *element;
 646
 647         DBG("");
 648
 649         service = __connman_service_lookup_from_network(network);
 650
 651         parent = connman_network_get_element(network);
 652
 653         set_configuration(network);
 654
 655         if (parent->ipv4.address == NULL)
 656                 return -EINVAL;
 657
 658         if (parent->ipv4.netmask == NULL)
 659                 return -EINVAL;
 660
 661         element = connman_element_create(NULL);
 662         if (element == NULL) {
 663                 connman_error("Can not create connman_element");
 664                 return -ENOMEM;
 665         }
 666
 667         element->type = CONNMAN_ELEMENT_TYPE_IPV4;
 668         element->index = parent->index;
 669
 670         if (connman_element_register(element, parent) < 0) {
 671                 connman_error("Can not register connman_element");
 672                 return -EINVAL;
 673         }
 674
 675         network->connecting = FALSE;
 676
 677         connman_network_set_associating(network, FALSE);
 678
 679         return 0;
 680 }
 681
 682 static void set_connected_manual(struct connman_network *network)
 683 {
 684         struct connman_service *service;
 685         struct connman_ipconfig *ipconfig;
 686         const char *nameserver = NULL;
 687         const char *gateway;
 688         int err;
 689
 690         DBG("network %p", network);
 691
 692         service = __connman_service_lookup_from_network(network);
 693
 694         ipconfig = __connman_service_get_ip4config(service);
 695
 696         set_configuration(network);
 697
 698         err = __connman_ipconfig_set_address(ipconfig);
 699         if (err < 0) {
 700                 connman_network_set_error(network,
 701                         CONNMAN_NETWORK_ERROR_CONFIGURE_FAIL);
 702                 return;
 703         }
 704
 705         connman_element_get_value(&network->element,
 706                         CONNMAN_PROPERTY_ID_IPV4_NAMESERVER, &nameserver);
 707         if (nameserver != NULL)
 708                 __connman_service_nameserver_append(service, nameserver);
 709
 710         connman_element_get_value(&network->element,
 711                                 CONNMAN_PROPERTY_ID_IPV4_GATEWAY, &gateway);
 712         if (gateway != NULL)
 713                 __connman_ipconfig_set_gateway(ipconfig, gateway);
 714
 715         network->connecting = FALSE;
 716
 717         connman_network_set_associating(network, FALSE);
 718
 719         __connman_service_indicate_state(service, CONNMAN_SERVICE_STATE_READY,
 720                                         CONNMAN_IPCONFIG_TYPE_IPV4);
 721 }
 722
 723 static int set_connected_dhcp(struct connman_network *network)
 724 {
 725         struct connman_element *element;
 726         int error;
 727
 728         DBG("network %p", network);
 729
 730         element = connman_element_create(NULL);
 731         if (element == NULL)
 732                 return -ENOMEM;
 733
 734         element->type  = CONNMAN_ELEMENT_TYPE_DHCP;
 735         element->index = network->element.index;
 736
 737         error = connman_element_register(element, &network->element);
 738         if (error < 0) {
 739                 connman_element_unref(element);
 740                 return error;
 741         }
 742
 743         set_configuration(network);
 744
 745         return 0;
 746 }
 747
 748 static int manual_ipv6_set(struct connman_network *network,
 749                                 struct connman_ipconfig *ipconfig_ipv6)
 750 {
 751         struct connman_service *service;
 752         int err;
 753
 754         service = __connman_service_lookup_from_network(network);
 755         if (service == NULL)
 756                 return -EINVAL;
 757
 758         err = __connman_ipconfig_set_address(ipconfig_ipv6);
 759         if (err < 0) {
 760                 connman_network_set_error(network,
 761                         CONNMAN_NETWORK_ERROR_CONFIGURE_FAIL);
 762                 return err;
 763         }
 764
 765         /*
 766          * READY state will be indicated by IPV4 setting
 767          * gateway will be set by IPV4 setting
 768          */
 769
 770         return 0;
 771 }
 772
 773 static void autoconf_ipv6_set(struct connman_network *network)
 774 {
 775         struct connman_service *service;
 776         struct connman_ipconfig *ipconfig;
 777         const char *nameserver = NULL;
 778
 779         DBG("network %p", network);
 780
 781         service = __connman_service_lookup_from_network(network);
 782
 783         ipconfig = __connman_service_get_ip6config(service);
 784
 785         __connman_device_increase_connections(network->device);
 786
 787         __connman_device_set_network(network->device, network);
 788
 789         connman_device_set_disconnected(network->device, FALSE);
 790
 791         connman_element_get_value(&network->element,
 792                         CONNMAN_PROPERTY_ID_IPV6_NAMESERVER, &nameserver);
 793         if (nameserver != NULL)
 794                 __connman_service_nameserver_append(service, nameserver);
 795
 796         network->connecting = FALSE;
 797
 798         __connman_service_indicate_state(service,
 799                                         CONNMAN_SERVICE_STATE_READY,
 800                                         CONNMAN_IPCONFIG_TYPE_IPV6);
 801 }
 802
 803 static gboolean set_connected(gpointer user_data)
 804 {
 805         struct connman_network *network = user_data;
 806         struct connman_service *service;
 807         struct connman_ipconfig *ipconfig_ipv4, *ipconfig_ipv6;
 808         enum connman_ipconfig_method ipv4_method, ipv6_method;
 809
 810         service = __connman_service_lookup_from_network(network);
 811
 812         ipconfig_ipv4 = __connman_service_get_ip4config(service);
 813         ipconfig_ipv6 = __connman_service_get_ip6config(service);
 814
 815         DBG("service %p ipv4 %p ipv6 %p", service, ipconfig_ipv4,
 816                 ipconfig_ipv6);
 817
 818         ipv4_method = __connman_ipconfig_get_method(ipconfig_ipv4);
 819         ipv6_method = __connman_ipconfig_get_method(ipconfig_ipv6);
 820
 821         DBG("method ipv4 %d ipv6 %d", ipv4_method, ipv6_method);
 822         DBG("network connected %d", network->connected);
 823
 824         if (network->connected == TRUE) {
 825                 int ret;
 826
 827                 switch (ipv6_method) {
 828                 case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
 829                 case CONNMAN_IPCONFIG_METHOD_OFF:
 830                         break;
 831                 case CONNMAN_IPCONFIG_METHOD_AUTO:
 832                         autoconf_ipv6_set(network);
 833                         break;
 834                 case CONNMAN_IPCONFIG_METHOD_FIXED:
 835                 case CONNMAN_IPCONFIG_METHOD_MANUAL:
 836                         ret = manual_ipv6_set(network, ipconfig_ipv6);
 837                         if (ret != 0) {
 838                                 connman_network_set_error(network,
 839                                         CONNMAN_NETWORK_ERROR_ASSOCIATE_FAIL);
 840                                 return FALSE;
 841                         }
 842                         break;
 843                 case CONNMAN_IPCONFIG_METHOD_DHCP:
 844                         break;
 845                 }
 846
 847                 switch (ipv4_method) {
 848                 case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
 849                 case CONNMAN_IPCONFIG_METHOD_OFF:
 850                 case CONNMAN_IPCONFIG_METHOD_AUTO:
 851                         return FALSE;
 852                 case CONNMAN_IPCONFIG_METHOD_FIXED:
 853                         if (set_connected_fixed(network) < 0) {
 854                                 connman_network_set_error(network,
 855                                         CONNMAN_NETWORK_ERROR_ASSOCIATE_FAIL);
 856                                 return FALSE;
 857                         }
 858                         return TRUE;
 859                 case CONNMAN_IPCONFIG_METHOD_MANUAL:
 860                         set_connected_manual(network);
 861                         return TRUE;
 862                 case CONNMAN_IPCONFIG_METHOD_DHCP:
 863                         if (set_connected_dhcp(network) < 0) {
 864                                 connman_network_set_error(network,
 865                                         CONNMAN_NETWORK_ERROR_ASSOCIATE_FAIL);
 866                                 return FALSE;
 867                         }
 868                 }
 869
 870         } else {
 871                 struct connman_service *service;
 872
 873                 connman_element_unregister_children(&network->element);
 874
 875                 __connman_device_set_network(network->device, NULL);
 876                 network->hidden = FALSE;
 877
 878                 service = __connman_service_lookup_from_network(network);
 879
 880                 __connman_service_indicate_state(service,
 881                                         CONNMAN_SERVICE_STATE_IDLE,
 882                                         CONNMAN_IPCONFIG_TYPE_IPV4);
 883
 884                 /* TODO: eventually the IPv6 disconnect state should be handled
 885                  * in connection.c
 886                  */
 887                 __connman_service_indicate_state(service,
 888                                         CONNMAN_SERVICE_STATE_DISCONNECT,
 889                                         CONNMAN_IPCONFIG_TYPE_IPV6);
 890
 891                 __connman_service_indicate_state(service,
 892                                         CONNMAN_SERVICE_STATE_IDLE,
 893                                         CONNMAN_IPCONFIG_TYPE_IPV6);
 894         }
 895
 896         network->connecting = FALSE;
 897
 898         connman_network_set_associating(network, FALSE);
 899
 900         return FALSE;
 901 }
 902
 903 /**
 904  * connman_network_set_connected:
 905  * @network: network structure
 906  * @connected: connected state
 907  *
 908  * Change connected state of network
 909  */
 910 int connman_network_set_connected(struct connman_network *network,
 911                                                 connman_bool_t connected)
 912 {
 913         DBG("network %p connected %d", network, connected);
 914
 915         if ((network->connecting == TRUE || network->associating == TRUE) &&
 916                                                         connected == FALSE) {
 917                 connman_element_set_error(&network->element,
 918                                         CONNMAN_ELEMENT_ERROR_CONNECT_FAILED);
 919                 __connman_network_disconnect(network);
 920         }
 921
 922         if (network->connected == connected)
 923                 return -EALREADY;
 924
 925         if (connected == FALSE)
 926                 __connman_device_decrease_connections(network->device);
 927
 928         network->connected = connected;
 929
 930         set_connected(network);
 931
 932         return 0;
 933 }
 934
 935 /**
 936  * connman_network_get_connected:
 937  * @network: network structure
 938  *
 939  * Get network connection status
 940  */
 941 connman_bool_t connman_network_get_connected(struct connman_network *network)
 942 {
 943         return network->connected;
 944 }
 945
 946 /**
 947  * connman_network_get_associating:
 948  * @network: network structure
 949  *
 950  * Get network associating status
 951  */
 952 connman_bool_t connman_network_get_associating(struct connman_network *network)
 953 {
 954         return network->associating;
 955 }
 956
 957 /**
 958  * __connman_network_connect:
 959  * @network: network structure
 960  *
 961  * Connect network
 962  */
 963 int __connman_network_connect(struct connman_network *network)
 964 {
 965         struct connman_service *service;
 966         int err;
 967
 968         DBG("network %p", network);
 969
 970         if (network->connected == TRUE)
 971                 return -EISCONN;
 972
 973         if (network->connecting == TRUE || network->associating == TRUE)
 974                 return -EALREADY;
 975
 976         if (network->driver == NULL)
 977                 return -EUNATCH;
 978
 979         if (network->driver->connect == NULL)
 980                 return -ENOSYS;
 981
 982         if (network->device == NULL)
 983                 return -ENODEV;
 984
 985         network->connecting = TRUE;
 986
 987         __connman_device_disconnect(network->device);
 988
 989         service = __connman_service_lookup_from_network(network);
 990
 991         err = network->driver->connect(network);
 992         if (err < 0) {
 993                 if (err == -EINPROGRESS)
 994                         connman_network_set_associating(network, TRUE);
 995                 else {
 996                         network->connecting = FALSE;
 997                         network->hidden = FALSE;
 998                 }
 999
1000                 return err;
1001         }
1002
1003         network->connected = TRUE;
1004         set_connected(network);
1005
1006         return err;
1007 }
1008
1009 /**
1010  * __connman_network_disconnect:
1011  * @network: network structure
1012  *
1013  * Disconnect network
1014  */
1015 int __connman_network_disconnect(struct connman_network *network)
1016 {
1017         int err;
1018
1019         DBG("network %p", network);
1020
1021         if (network->connected == FALSE && network->connecting == FALSE &&
1022                                                 network->associating == FALSE)
1023                 return -ENOTCONN;
1024
1025         if (network->driver == NULL)
1026                 return -EUNATCH;
1027
1028         if (network->driver->disconnect == NULL)
1029                 return -ENOSYS;
1030
1031         network->connecting = FALSE;
1032
1033         err = network->driver->disconnect(network);
1034         if (err == 0) {
1035                 connman_network_set_connected(network, FALSE);
1036                 set_connected(network);
1037         }
1038
1039         return err;
1040 }
1041
1042 static int dhcp_start(struct connman_network *network)
1043 {
1044         struct connman_element *element;
1045         int error;
1046
1047         element = connman_element_create(NULL);
1048         if (element == NULL)
1049                 return -ENOMEM;
1050
1051         element->type  = CONNMAN_ELEMENT_TYPE_DHCP;
1052         element->index = network->element.index;
1053
1054         error = connman_element_register(element, &network->element);
1055         if (error < 0) {
1056                 connman_element_unref(element);
1057                 return error;
1058         }
1059
1060         return 0;
1061 }
1062
1063 static int dhcp_stop(struct connman_network *network)
1064 {
1065         connman_element_unregister_children_type(&network->element,
1066                                                 CONNMAN_ELEMENT_TYPE_IPV4);
1067         connman_element_unregister_children_type(&network->element,
1068                                                 CONNMAN_ELEMENT_TYPE_DHCP);
1069
1070         return 0;
1071 }
1072
1073 static int manual_ipv4_set(struct connman_network *network,
1074                                 struct connman_ipconfig *ipconfig)
1075 {
1076         struct connman_service *service;
1077         const char *gateway;
1078         int err;
1079
1080         service = __connman_service_lookup_from_network(network);
1081         if (service == NULL)
1082                 return -EINVAL;
1083
1084         err = __connman_ipconfig_set_address(ipconfig);
1085         if (err < 0) {
1086                 connman_network_set_error(network,
1087                         CONNMAN_NETWORK_ERROR_CONFIGURE_FAIL);
1088                 return err;
1089         }
1090
1091         connman_element_get_value(&network->element,
1092                                 CONNMAN_PROPERTY_ID_IPV4_GATEWAY, &gateway);
1093         if (gateway != NULL)
1094                 __connman_ipconfig_set_gateway(ipconfig, gateway);
1095
1096         __connman_service_indicate_state(service, CONNMAN_SERVICE_STATE_READY,
1097                                         CONNMAN_IPCONFIG_TYPE_IPV4);
1098
1099         return 0;
1100 }
1101
1102 int __connman_network_clear_ipconfig(struct connman_network *network,
1103                                         struct connman_ipconfig *ipconfig)
1104 {
1105         struct connman_service *service;
1106         enum connman_ipconfig_method method;
1107         enum connman_ipconfig_type type;
1108
1109         service = __connman_service_lookup_from_network(network);
1110         if (service == NULL)
1111                 return -EINVAL;
1112
1113         method = __connman_ipconfig_get_method(ipconfig);
1114         type = __connman_ipconfig_get_config_type(ipconfig);
1115
1116         switch (method) {
1117         case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
1118         case CONNMAN_IPCONFIG_METHOD_OFF:
1119         case CONNMAN_IPCONFIG_METHOD_FIXED:
1120         case CONNMAN_IPCONFIG_METHOD_AUTO:
1121                 return -EINVAL;
1122         case CONNMAN_IPCONFIG_METHOD_MANUAL:
1123                 __connman_ipconfig_clear_address(ipconfig);
1124                 break;
1125         case CONNMAN_IPCONFIG_METHOD_DHCP:
1126                 dhcp_stop(network);
1127                 break;
1128         }
1129
1130         if (type == CONNMAN_IPCONFIG_TYPE_IPV6)
1131                 __connman_service_indicate_state(service,
1132                                         CONNMAN_SERVICE_STATE_CONFIGURATION,
1133                                         CONNMAN_IPCONFIG_TYPE_IPV6);
1134         else if (type == CONNMAN_IPCONFIG_TYPE_IPV4)
1135                 __connman_service_indicate_state(service,
1136                                         CONNMAN_SERVICE_STATE_CONFIGURATION,
1137                                         CONNMAN_IPCONFIG_TYPE_IPV4);
1138
1139         return 0;
1140 }
1141
1142 int __connman_network_set_ipconfig(struct connman_network *network,
1143                                         struct connman_ipconfig *ipconfig_ipv4,
1144                                         struct connman_ipconfig *ipconfig_ipv6)
1145 {
1146         enum connman_ipconfig_method method;
1147         int ret;
1148
1149         if (ipconfig_ipv6) {
1150                 method = __connman_ipconfig_get_method(ipconfig_ipv6);
1151
1152                 switch (method) {
1153                 case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
1154                 case CONNMAN_IPCONFIG_METHOD_OFF:
1155                         break;
1156                 case CONNMAN_IPCONFIG_METHOD_AUTO:
1157                         autoconf_ipv6_set(network);
1158                         break;
1159                 case CONNMAN_IPCONFIG_METHOD_FIXED:
1160                 case CONNMAN_IPCONFIG_METHOD_MANUAL:
1161                         ret = manual_ipv6_set(network, ipconfig_ipv6);
1162                         if (ret != 0) {
1163                                 connman_network_set_error(network,
1164                                         CONNMAN_NETWORK_ERROR_ASSOCIATE_FAIL);
1165                                 return FALSE;
1166                         }
1167                         break;
1168                 case CONNMAN_IPCONFIG_METHOD_DHCP:
1169                         break;
1170                 }
1171         }
1172
1173         if (ipconfig_ipv4) {
1174                 method = __connman_ipconfig_get_method(ipconfig_ipv4);
1175
1176                 switch (method) {
1177                 case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
1178                 case CONNMAN_IPCONFIG_METHOD_OFF:
1179                 case CONNMAN_IPCONFIG_METHOD_FIXED:
1180                 case CONNMAN_IPCONFIG_METHOD_AUTO:
1181                         return -EINVAL;
1182                 case CONNMAN_IPCONFIG_METHOD_MANUAL:
1183                         return manual_ipv4_set(network, ipconfig_ipv4);
1184                 case CONNMAN_IPCONFIG_METHOD_DHCP:
1185                         return dhcp_start(network);
1186                 }
1187         }
1188
1189         return 0;
1190 }
1191
1192 /**
1193  * connman_network_set_name:
1194  * @network: network structure
1195  * @name: name value
1196  *
1197  * Set display name value for network
1198  */
1199 int connman_network_set_name(struct connman_network *network,
1200                                                         const char *name)
1201 {
1202         DBG("network %p name %s", network, name);
1203
1204         g_free(network->name);
1205         network->name = g_strdup(name);
1206
1207         return connman_element_set_string(&network->element, "Name", name);
1208 }
1209
1210 /**
1211  * connman_network_set_strength:
1212  * @network: network structure
1213  * @strength: strength value
1214  *
1215  * Set signal strength value for network
1216  */
1217 int connman_network_set_strength(struct connman_network *network,
1218                                                 connman_uint8_t strength)
1219 {
1220         DBG("network %p strengh %d", network, strength);
1221
1222         network->strength = strength;
1223
1224         return connman_element_set_uint8(&network->element,
1225                                                 "Strength", strength);
1226 }
1227
1228 /**
1229  * connman_network_set_roaming:
1230  * @network: network structure
1231  * @roaming: roaming state
1232  *
1233  * Set roaming state for network
1234  */
1235 int connman_network_set_roaming(struct connman_network *network,
1236                                                 connman_bool_t roaming)
1237 {
1238         DBG("network %p roaming %d", network, roaming);
1239
1240         network->roaming = roaming;
1241
1242         return connman_element_set_bool(&network->element,
1243                                                 "Roaming", roaming);
1244 }
1245
1246 /**
1247  * connman_network_set_string:
1248  * @network: network structure
1249  * @key: unique identifier
1250  * @value: string value
1251  *
1252  * Set string value for specific key
1253  */
1254 int connman_network_set_string(struct connman_network *network,
1255                                         const char *key, const char *value)
1256 {
1257         int err;
1258
1259         DBG("network %p key %s value %s", network, key, value);
1260
1261         if (g_strcmp0(key, "Name") == 0)
1262                 return connman_network_set_name(network, value);
1263
1264         if (g_str_equal(key, "Node") == TRUE) {
1265                 g_free(network->node);
1266                 network->node = g_strdup(value);
1267         } else if (g_str_equal(key, "WiFi.Mode") == TRUE) {
1268                 g_free(network->wifi.mode);
1269                 network->wifi.mode = g_strdup(value);
1270         } else if (g_str_equal(key, "WiFi.Security") == TRUE) {
1271                 g_free(network->wifi.security);
1272                 network->wifi.security = g_strdup(value);
1273         } else if (g_str_equal(key, "WiFi.Passphrase") == TRUE) {
1274                 g_free(network->wifi.passphrase);
1275                 network->wifi.passphrase = g_strdup(value);
1276         } else if (g_str_equal(key, "WiFi.EAP") == TRUE) {
1277                 g_free(network->wifi.eap);
1278                 network->wifi.eap = g_strdup(value);
1279         } else if (g_str_equal(key, "WiFi.Identity") == TRUE) {
1280                 g_free(network->wifi.identity);
1281                 network->wifi.identity = g_strdup(value);
1282         } else if (g_str_equal(key, "WiFi.CACertFile") == TRUE) {
1283                 g_free(network->wifi.ca_cert_path);
1284                 network->wifi.ca_cert_path = g_strdup(value);
1285         } else if (g_str_equal(key, "WiFi.ClientCertFile") == TRUE) {
1286                 g_free(network->wifi.client_cert_path);
1287                 network->wifi.client_cert_path = g_strdup(value);
1288         } else if (g_str_equal(key, "WiFi.PrivateKeyFile") == TRUE) {
1289                 g_free(network->wifi.private_key_path);
1290                 network->wifi.private_key_path = g_strdup(value);
1291         } else if (g_str_equal(key, "WiFi.PrivateKeyPassphrase") == TRUE) {
1292                 g_free(network->wifi.private_key_passphrase);
1293                 network->wifi.private_key_passphrase = g_strdup(value);
1294         } else if (g_str_equal(key, "WiFi.Phase2") == TRUE) {
1295                 g_free(network->wifi.phase2_auth);
1296                 network->wifi.phase2_auth = g_strdup(value);
1297         } else if (g_str_equal(key, "WiFi.PinWPS") == TRUE) {
1298                 g_free(network->wifi.pin_wps);
1299                 network->wifi.pin_wps = g_strdup(value);
1300         }
1301
1302         err = connman_element_set_string(&network->element, key, value);
1303         if (err < 0)
1304                 return err;
1305
1306         if (network->driver == NULL)
1307                 return 0;
1308
1309         if (network->driver->setup)
1310                 return network->driver->setup(network, key);
1311
1312         return 0;
1313 }
1314
1315 /**
1316  * connman_network_get_string:
1317  * @network: network structure
1318  * @key: unique identifier
1319  *
1320  * Get string value for specific key
1321  */
1322 const char *connman_network_get_string(struct connman_network *network,
1323                                                         const char *key)
1324 {
1325         DBG("network %p key %s", network, key);
1326
1327         if (g_str_equal(key, "Name") == TRUE)
1328                 return network->name;
1329         else if (g_str_equal(key, "Node") == TRUE)
1330                 return network->node;
1331         else if (g_str_equal(key, "WiFi.Mode") == TRUE)
1332                 return network->wifi.mode;
1333         else if (g_str_equal(key, "WiFi.Security") == TRUE)
1334                 return network->wifi.security;
1335         else if (g_str_equal(key, "WiFi.Passphrase") == TRUE)
1336                 return network->wifi.passphrase;
1337         else if (g_str_equal(key, "WiFi.EAP") == TRUE)
1338                 return network->wifi.eap;
1339         else if (g_str_equal(key, "WiFi.Identity") == TRUE)
1340                 return network->wifi.identity;
1341         else if (g_str_equal(key, "WiFi.CACertFile") == TRUE)
1342                 return network->wifi.ca_cert_path;
1343         else if (g_str_equal(key, "WiFi.ClientCertFile") == TRUE)
1344                 return network->wifi.client_cert_path;
1345         else if (g_str_equal(key, "WiFi.PrivateKeyFile") == TRUE)
1346                 return network->wifi.private_key_path;
1347         else if (g_str_equal(key, "WiFi.PrivateKeyPassphrase") == TRUE)
1348                 return network->wifi.private_key_passphrase;
1349         else if (g_str_equal(key, "WiFi.Phase2") == TRUE)
1350                 return network->wifi.phase2_auth;
1351         else if (g_str_equal(key, "WiFi.PinWPS") == TRUE)
1352                 return network->wifi.pin_wps;
1353
1354         return connman_element_get_string(&network->element, key);
1355 }
1356
1357 /**
1358  * connman_network_set_bool:
1359  * @network: network structure
1360  * @key: unique identifier
1361  * @value: boolean value
1362  *
1363  * Set boolean value for specific key
1364  */
1365 int connman_network_set_bool(struct connman_network *network,
1366                                         const char *key, connman_bool_t value)
1367 {
1368         DBG("network %p key %s value %d", network, key, value);
1369
1370         if (g_strcmp0(key, "Roaming") == 0)
1371                 return connman_network_set_roaming(network, value);
1372         else if (g_strcmp0(key, "WiFi.WPS") == 0)
1373                 network->wifi.wps = value;
1374         else if (g_strcmp0(key, "WiFi.UseWPS") == 0)
1375                 network->wifi.use_wps = value;
1376
1377         return connman_element_set_bool(&network->element, key, value);
1378 }
1379
1380 /**
1381  * connman_network_get_bool:
1382  * @network: network structure
1383  * @key: unique identifier
1384  *
1385  * Get boolean value for specific key
1386  */
1387 connman_bool_t connman_network_get_bool(struct connman_network *network,
1388                                                         const char *key)
1389 {
1390         DBG("network %p key %s", network, key);
1391
1392         if (g_str_equal(key, "Roaming") == TRUE)
1393                 return network->roaming;
1394         else if (g_str_equal(key, "WiFi.WPS") == TRUE)
1395                 return network->wifi.wps;
1396         else if (g_str_equal(key, "WiFi.UseWPS") == TRUE)
1397                 return network->wifi.use_wps;
1398
1399         return connman_element_get_bool(&network->element, key);
1400 }
1401
1402 /**
1403  * connman_network_set_uint8:
1404  * @network: network structure
1405  * @key: unique identifier
1406  * @value: integer value
1407  *
1408  * Set integer value for specific key
1409  */
1410 int connman_network_set_uint8(struct connman_network *network,
1411                                         const char *key, connman_uint8_t value)
1412 {
1413         DBG("network %p key %s value %d", network, key, value);
1414
1415         if (g_strcmp0(key, "Strength") == 0)
1416                 return connman_network_set_strength(network, value);
1417
1418         return connman_element_set_uint8(&network->element, key, value);
1419 }
1420
1421 /**
1422  * connman_network_get_uint8:
1423  * @network: network structure
1424  * @key: unique identifier
1425  *
1426  * Get integer value for specific key
1427  */
1428 connman_uint8_t connman_network_get_uint8(struct connman_network *network,
1429                                                         const char *key)
1430 {
1431         DBG("network %p key %s", network, key);
1432
1433         if (g_str_equal(key, "Strength") == TRUE)
1434                 return network->strength;
1435
1436         return connman_element_get_uint8(&network->element, key);
1437 }
1438
1439 /**
1440  * connman_network_set_uint16:
1441  * @network: network structure
1442  * @key: unique identifier
1443  * @value: integer value
1444  *
1445  * Set integer value for specific key
1446  */
1447 int connman_network_set_uint16(struct connman_network *network,
1448                                 const char *key, connman_uint16_t value)
1449 {
1450         DBG("network %p key %s value %d", network, key, value);
1451
1452         if (g_str_equal(key, "Frequency") == TRUE)
1453                 network->frequency = value;
1454         else if (g_str_equal(key, "WiFi.Channel") == TRUE)
1455                 network->wifi.channel = value;
1456
1457         return -EINVAL;
1458 }
1459
1460 /**
1461  * connman_network_get_uint16:
1462  * @network: network structure
1463  * @key: unique identifier
1464  *
1465  * Get integer value for specific key
1466  */
1467 connman_uint16_t connman_network_get_uint16(struct connman_network *network,
1468                                                         const char *key)
1469 {
1470         DBG("network %p key %s", network, key);
1471
1472         if (g_str_equal(key, "Frequency") == TRUE)
1473                 return network->frequency;
1474         else if (g_str_equal(key, "WiFi.Channel") == TRUE)
1475                 return network->wifi.channel;
1476
1477         return 0;
1478 }
1479
1480 /**
1481  * connman_network_set_blob:
1482  * @network: network structure
1483  * @key: unique identifier
1484  * @data: blob data
1485  * @size: blob size
1486  *
1487  * Set binary blob value for specific key
1488  */
1489 int connman_network_set_blob(struct connman_network *network,
1490                         const char *key, const void *data, unsigned int size)
1491 {
1492         DBG("network %p key %s size %d", network, key, size);
1493
1494         if (g_str_equal(key, "WiFi.SSID") == TRUE) {
1495                 g_free(network->wifi.ssid);
1496                 network->wifi.ssid = g_try_malloc(size);
1497                 if (network->wifi.ssid != NULL) {
1498                         memcpy(network->wifi.ssid, data, size);
1499                         network->wifi.ssid_len = size;
1500                 } else
1501                         network->wifi.ssid_len = 0;
1502         }
1503
1504         return connman_element_set_blob(&network->element, key, data, size);
1505 }
1506
1507 /**
1508  * connman_network_get_blob:
1509  * @network: network structure
1510  * @key: unique identifier
1511  * @size: pointer to blob size
1512  *
1513  * Get binary blob value for specific key
1514  */
1515 const void *connman_network_get_blob(struct connman_network *network,
1516                                         const char *key, unsigned int *size)
1517 {
1518         DBG("network %p key %s", network, key);
1519
1520         if (g_str_equal(key, "WiFi.SSID") == TRUE) {
1521                 if (size != NULL)
1522                         *size = network->wifi.ssid_len;
1523                 return network->wifi.ssid;
1524         }
1525
1526         return connman_element_get_blob(&network->element, key, size);
1527 }
1528
1529 void __connman_network_set_device(struct connman_network *network,
1530                                         struct connman_device *device)
1531 {
1532         network->device = device;
1533 }
1534
1535 /**
1536  * connman_network_get_device:
1537  * @network: network structure
1538  *
1539  * Get parent device of network
1540  */
1541 struct connman_device *connman_network_get_device(struct connman_network *network)
1542 {
1543         return network->device;
1544 }
1545
1546 /**
1547  * connman_network_get_data:
1548  * @network: network structure
1549  *
1550  * Get private network data pointer
1551  */
1552 void *connman_network_get_data(struct connman_network *network)
1553 {
1554         return network->driver_data;
1555 }
1556
1557 /**
1558  * connman_network_set_data:
1559  * @network: network structure
1560  * @data: data pointer
1561  *
1562  * Set private network data pointer
1563  */
1564 void connman_network_set_data(struct connman_network *network, void *data)
1565 {
1566         network->driver_data = data;
1567 }
1568
1569 void connman_network_update(struct connman_network *network)
1570 {
1571         switch (network->type) {
1572         case CONNMAN_NETWORK_TYPE_UNKNOWN:
1573         case CONNMAN_NETWORK_TYPE_VENDOR:
1574                 return;
1575         case CONNMAN_NETWORK_TYPE_ETHERNET:
1576         case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
1577         case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
1578         case CONNMAN_NETWORK_TYPE_CELLULAR:
1579         case CONNMAN_NETWORK_TYPE_WIFI:
1580         case CONNMAN_NETWORK_TYPE_WIMAX:
1581                 break;
1582         }
1583
1584         if (network->group != NULL)
1585                 __connman_service_update_from_network(network);
1586
1587         return;
1588 }
1589
1590 static gboolean match_driver(struct connman_network *network,
1591                                         struct connman_network_driver *driver)
1592 {
1593         if (network->type == driver->type ||
1594                         driver->type == CONNMAN_NETWORK_TYPE_UNKNOWN)
1595                 return TRUE;
1596
1597         return FALSE;
1598 }
1599
1600 static int network_probe(struct connman_element *element)
1601 {
1602         struct connman_network *network = element->network;
1603         GSList *list;
1604
1605         DBG("element %p name %s", element, element->name);
1606
1607         if (network == NULL)
1608                 return -ENODEV;
1609
1610         for (list = driver_list; list; list = list->next) {
1611                 struct connman_network_driver *driver = list->data;
1612
1613                 if (match_driver(network, driver) == FALSE)
1614                         continue;
1615
1616                 DBG("driver %p name %s", driver, driver->name);
1617
1618                 if (driver->probe(network) == 0) {
1619                         network->driver = driver;
1620                         break;
1621                 }
1622         }
1623
1624         if (network->driver == NULL)
1625                 return -ENODEV;
1626
1627         switch (network->type) {
1628         case CONNMAN_NETWORK_TYPE_UNKNOWN:
1629         case CONNMAN_NETWORK_TYPE_VENDOR:
1630                 break;
1631         case CONNMAN_NETWORK_TYPE_ETHERNET:
1632         case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
1633         case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
1634         case CONNMAN_NETWORK_TYPE_CELLULAR:
1635         case CONNMAN_NETWORK_TYPE_WIFI:
1636         case CONNMAN_NETWORK_TYPE_WIMAX:
1637                 if (network->group != NULL)
1638                         __connman_profile_add_network(network);
1639                 break;
1640         }
1641
1642         return 0;
1643 }
1644
1645 static void network_remove(struct connman_element *element)
1646 {
1647         struct connman_network *network = element->network;
1648
1649         DBG("element %p name %s", element, element->name);
1650
1651         if (network == NULL)
1652                 return;
1653
1654         if (network->driver == NULL)
1655                 return;
1656
1657         switch (network->type) {
1658         case CONNMAN_NETWORK_TYPE_UNKNOWN:
1659         case CONNMAN_NETWORK_TYPE_VENDOR:
1660                 break;
1661         case CONNMAN_NETWORK_TYPE_ETHERNET:
1662         case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
1663         case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
1664         case CONNMAN_NETWORK_TYPE_CELLULAR:
1665         case CONNMAN_NETWORK_TYPE_WIFI:
1666         case CONNMAN_NETWORK_TYPE_WIMAX:
1667                 if (network->group != NULL) {
1668                         __connman_profile_remove_network(network);
1669
1670                         g_free(network->group);
1671                         network->group = NULL;
1672                 }
1673                 break;
1674         }
1675
1676         if (network->driver->remove)
1677                 network->driver->remove(network);
1678 }
1679
1680 static void network_change(struct connman_element *element)
1681 {
1682         struct connman_network *network = element->network;
1683
1684         DBG("element %p name %s", element, element->name);
1685
1686         if (element->state != CONNMAN_ELEMENT_STATE_ERROR)
1687                 return;
1688
1689         if (element->error != CONNMAN_ELEMENT_ERROR_DHCP_FAILED)
1690                 return;
1691
1692         if (network->connected == FALSE)
1693                 return;
1694
1695         connman_element_unregister_children(element);
1696
1697         connman_device_set_disconnected(network->device, TRUE);
1698
1699         if (network->driver && network->driver->disconnect) {
1700                 network->driver->disconnect(network);
1701                 return;
1702         }
1703
1704         network->connected = FALSE;
1705 }
1706
1707 static struct connman_driver network_driver = {
1708         .name           = "network",
1709         .type           = CONNMAN_ELEMENT_TYPE_NETWORK,
1710         .priority       = CONNMAN_DRIVER_PRIORITY_LOW,
1711         .probe          = network_probe,
1712         .remove         = network_remove,
1713         .change         = network_change,
1714 };
1715
1716 int __connman_network_init(void)
1717 {
1718         DBG("");
1719
1720         return connman_driver_register(&network_driver);
1721 }
1722
1723 void __connman_network_cleanup(void)
1724 {
1725         DBG("");
1726
1727         connman_driver_unregister(&network_driver);
1728 }