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 <gdbus.h>
  30
  31 #include "connman.h"
  32
  33 static unsigned int hidden_counter = 0;
  34
  35 struct connman_network {
  36         struct connman_element element;
  37         enum connman_network_type type;
  38         connman_bool_t available;
  39         connman_bool_t connected;
  40         connman_bool_t roaming;
  41         connman_bool_t hidden;
  42         connman_uint8_t strength;
  43         connman_uint16_t frequency;
  44         char *identifier;
  45         char *address;
  46         char *name;
  47         char *node;
  48         char *group;
  49         struct connman_ipconfig *ipconfig;
  50
  51         struct connman_network_driver *driver;
  52         void *driver_data;
  53
  54         connman_bool_t connecting;
  55         connman_bool_t associating;
  56
  57         struct connman_device *device;
  58
  59         struct {
  60                 void *ssid;
  61                 int ssid_len;
  62                 char *mode;
  63                 unsigned short channel;
  64                 char *security;
  65                 char *passphrase;
  66                 char *eap;
  67                 char *identity;
  68                 char *ca_cert_path;
  69                 char *client_cert_path;
  70                 char *private_key_path;
  71                 char *private_key_passphrase;
  72                 char *phase2_auth;
  73         } wifi;
  74 };
  75
  76 static const char *type2string(enum connman_network_type type)
  77 {
  78         switch (type) {
  79         case CONNMAN_NETWORK_TYPE_UNKNOWN:
  80         case CONNMAN_NETWORK_TYPE_VENDOR:
  81                 break;
  82         case CONNMAN_NETWORK_TYPE_ETHERNET:
  83                 return "ethernet";
  84         case CONNMAN_NETWORK_TYPE_WIFI:
  85                 return "wifi";
  86         case CONNMAN_NETWORK_TYPE_WIMAX:
  87                 return "wimax";
  88         case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
  89         case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
  90                 return "bluetooth";
  91         case CONNMAN_NETWORK_TYPE_CELLULAR:
  92                 return "cellular";
  93         }
  94
  95         return NULL;
  96 }
  97
  98 connman_bool_t __connman_network_has_driver(struct connman_network *network)
  99 {
 100         if (network == NULL || network->driver == NULL)
 101                 return FALSE;
 102
 103         return TRUE;
 104 }
 105
 106 static GSList *driver_list = NULL;
 107
 108 static gint compare_priority(gconstpointer a, gconstpointer b)
 109 {
 110         const struct connman_network_driver *driver1 = a;
 111         const struct connman_network_driver *driver2 = b;
 112
 113         return driver2->priority - driver1->priority;
 114 }
 115
 116 /**
 117  * connman_network_driver_register:
 118  * @driver: network driver definition
 119  *
 120  * Register a new network driver
 121  *
 122  * Returns: %0 on success
 123  */
 124 int connman_network_driver_register(struct connman_network_driver *driver)
 125 {
 126         GSList *list;
 127
 128         DBG("driver %p name %s", driver, driver->name);
 129
 130         for (list = driver_list; list; list = list->next) {
 131                 struct connman_network_driver *tmp = list->data;
 132
 133                 if (tmp->type == driver->type)
 134                         return -EALREADY;
 135
 136         }
 137
 138         driver_list = g_slist_insert_sorted(driver_list, driver,
 139                                                         compare_priority);
 140
 141         return 0;
 142 }
 143
 144 /**
 145  * connman_network_driver_unregister:
 146  * @driver: network driver definition
 147  *
 148  * Remove a previously registered network driver
 149  */
 150 void connman_network_driver_unregister(struct connman_network_driver *driver)
 151 {
 152         DBG("driver %p name %s", driver, driver->name);
 153
 154         driver_list = g_slist_remove(driver_list, driver);
 155 }
 156
 157 static void network_destruct(struct connman_element *element)
 158 {
 159         struct connman_network *network = element->network;
 160
 161         DBG("element %p name %s", element, element->name);
 162
 163         g_free(network->wifi.ssid);
 164         g_free(network->wifi.mode);
 165         g_free(network->wifi.security);
 166         g_free(network->wifi.passphrase);
 167
 168         g_free(network->group);
 169         g_free(network->node);
 170         g_free(network->name);
 171         g_free(network->address);
 172         g_free(network->identifier);
 173
 174         if (network->ipconfig) {
 175                 connman_ipconfig_unref(network->ipconfig);
 176                 network->ipconfig = NULL;
 177         }
 178
 179         network->device = NULL;
 180 }
 181
 182 /**
 183  * connman_network_create:
 184  * @identifier: network identifier (for example an unqiue name)
 185  *
 186  * Allocate a new network and assign the #identifier to it.
 187  *
 188  * Returns: a newly-allocated #connman_network structure
 189  */
 190 struct connman_network *connman_network_create(const char *identifier,
 191                                                 enum connman_network_type type)
 192 {
 193         struct connman_network *network;
 194         connman_uint8_t strength = 0;
 195         const char *str;
 196         char *temp;
 197
 198         DBG("identifier %s type %d", identifier, type);
 199
 200         network = g_try_new0(struct connman_network, 1);
 201         if (network == NULL)
 202                 return NULL;
 203
 204         DBG("network %p", network);
 205
 206         __connman_element_initialize(&network->element);
 207
 208         //temp = connman_dbus_encode_string(identifier);
 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_get_path:
 292  * @network: network structure
 293  *
 294  * Get path name of network
 295  */
 296 const char *connman_network_get_path(struct connman_network *network)
 297 {
 298         return network->element.path;
 299 }
 300
 301 /**
 302  * connman_network_set_index:
 303  * @network: network structure
 304  * @index: index number
 305  *
 306  * Set index number of network
 307  */
 308 void connman_network_set_index(struct connman_network *network, int index)
 309 {
 310         struct connman_service *service;
 311         struct connman_ipconfig *ipconfig;
 312
 313         service = __connman_service_lookup_from_network(network);
 314         if (service == NULL)
 315                 goto done;
 316
 317         ipconfig = __connman_service_get_ipconfig(service);
 318
 319         if (network->element.index < 0 && ipconfig == NULL)
 320                 /*
 321                  * This is needed for plugins that havent set their ipconfig
 322                  * layer yet, due to not being able to get a network index
 323                  * prior to creating a service.
 324                  */
 325                 __connman_service_create_ipconfig(service, index);
 326         else {
 327                 /* If index changed, the index of ipconfig must be reset. */
 328                 if (ipconfig == NULL)
 329                         goto done;
 330
 331                 __connman_ipconfig_set_index(ipconfig, index);
 332         }
 333
 334 done:
 335         network->element.index = index;
 336 }
 337
 338 /**
 339  * connman_network_get_index:
 340  * @network: network structure
 341  *
 342  * Get index number of network
 343  */
 344 int connman_network_get_index(struct connman_network *network)
 345 {
 346         return network->element.index;
 347 }
 348
 349 /**
 350  * connman_network_get_element:
 351  * @network: network structure
 352  *
 353  * Get connman_element of network
 354  */
 355 struct connman_element *connman_network_get_element(
 356                                 struct connman_network *network)
 357 {
 358         return &network->element;
 359 }
 360
 361 /**
 362  * connman_network_set_group:
 363  * @network: network structure
 364  * @group: group name
 365  *
 366  * Set group name for automatic clustering
 367  */
 368 void connman_network_set_group(struct connman_network *network,
 369                                                         const char *group)
 370 {
 371         switch (network->type) {
 372         case CONNMAN_NETWORK_TYPE_UNKNOWN:
 373         case CONNMAN_NETWORK_TYPE_VENDOR:
 374                 return;
 375         case CONNMAN_NETWORK_TYPE_ETHERNET:
 376         case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
 377         case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
 378         case CONNMAN_NETWORK_TYPE_CELLULAR:
 379         case CONNMAN_NETWORK_TYPE_WIFI:
 380         case CONNMAN_NETWORK_TYPE_WIMAX:
 381                 break;
 382         }
 383
 384         if (g_strcmp0(network->group, group) == 0) {
 385                 if (group != NULL)
 386                         __connman_profile_update_network(network);
 387                 return;
 388         }
 389
 390         if (network->group != NULL) {
 391                 __connman_profile_remove_network(network);
 392
 393                 g_free(network->group);
 394         }
 395
 396         network->group = g_strdup(group);
 397
 398         if (network->group != NULL)
 399                         __connman_profile_add_network(network);
 400 }
 401
 402 /**
 403  * connman_network_get_group:
 404  * @network: network structure
 405  *
 406  * Get group name for automatic clustering
 407  */
 408 const char *connman_network_get_group(struct connman_network *network)
 409 {
 410         return network->group;
 411 }
 412
 413 const char *__connman_network_get_ident(struct connman_network *network)
 414 {
 415         if (network->device == NULL)
 416                 return NULL;
 417
 418         return connman_device_get_ident(network->device);
 419 }
 420
 421 connman_bool_t __connman_network_get_weakness(struct connman_network *network)
 422 {
 423         switch (network->type) {
 424         case CONNMAN_NETWORK_TYPE_UNKNOWN:
 425         case CONNMAN_NETWORK_TYPE_VENDOR:
 426         case CONNMAN_NETWORK_TYPE_ETHERNET:
 427         case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
 428         case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
 429         case CONNMAN_NETWORK_TYPE_CELLULAR:
 430         case CONNMAN_NETWORK_TYPE_WIMAX:
 431                 break;
 432         case CONNMAN_NETWORK_TYPE_WIFI:
 433                 if (g_strcmp0(network->wifi.mode, "adhoc") == 0)
 434                         return TRUE;
 435                 if (network->strength > 0 && network->strength < 20)
 436                         return TRUE;
 437                 break;
 438         }
 439
 440         return FALSE;
 441 }
 442
 443 connman_bool_t __connman_network_get_connecting(struct connman_network *network)
 444 {
 445         return network->connecting;
 446 }
 447
 448 /**
 449  * connman_network_set_available:
 450  * @network: network structure
 451  * @available: availability state
 452  *
 453  * Change availability state of network (in range)
 454  */
 455 int connman_network_set_available(struct connman_network *network,
 456                                                 connman_bool_t available)
 457 {
 458         DBG("network %p available %d", network, available);
 459
 460         if (network->available == available)
 461                 return -EALREADY;
 462
 463         network->available = available;
 464
 465         return 0;
 466 }
 467
 468 /**
 469  * connman_network_get_available:
 470  * @network: network structure
 471  *
 472  * Get network available setting
 473  */
 474 connman_bool_t connman_network_get_available(struct connman_network *network)
 475 {
 476         if (network->hidden == TRUE)
 477                 return TRUE;
 478
 479         return network->available;
 480 }
 481
 482 /**
 483  * connman_network_set_associating:
 484  * @network: network structure
 485  * @associating: associating state
 486  *
 487  * Change associating state of network
 488  */
 489 int connman_network_set_associating(struct connman_network *network,
 490                                                 connman_bool_t associating)
 491 {
 492         DBG("network %p associating %d", network, associating);
 493
 494         if (network->associating == associating)
 495                 return -EALREADY;
 496
 497         network->associating = associating;
 498
 499         if (associating == TRUE) {
 500                 struct connman_service *service;
 501
 502                 service = __connman_service_lookup_from_network(network);
 503                 __connman_service_indicate_state(service,
 504                                         CONNMAN_SERVICE_STATE_ASSOCIATION);
 505         }
 506
 507         return 0;
 508 }
 509
 510 static void set_associate_error(struct connman_network *network)
 511 {
 512         struct connman_service *service;
 513
 514         if (network->associating == FALSE)
 515                 return ;
 516
 517         network->associating = FALSE;
 518
 519         service = __connman_service_lookup_from_network(network);
 520
 521         __connman_service_indicate_state(service,
 522                                         CONNMAN_SERVICE_STATE_FAILURE);
 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 }
 536
 537 void connman_network_set_method(struct connman_network *network,
 538                                         enum connman_ipconfig_method method)
 539 {
 540         struct connman_service *service;
 541         struct connman_ipconfig *ipconfig;
 542
 543         network->element.ipv4.method = method;
 544
 545         service = __connman_service_lookup_from_network(network);
 546         if (service == NULL)
 547                 return;
 548
 549         ipconfig = __connman_service_get_ipconfig(service);
 550         if (ipconfig == NULL)
 551                 return;
 552
 553         connman_ipconfig_set_method(ipconfig, method);
 554 }
 555
 556 void connman_network_set_error(struct connman_network *network,
 557                                         enum connman_network_error error)
 558 {
 559         DBG("nework %p, error %d", network, error);
 560
 561         network->connecting = FALSE;
 562
 563         switch (error) {
 564         case CONNMAN_NETWORK_ERROR_UNKNOWN:
 565                 return;
 566         case CONNMAN_NETWORK_ERROR_ASSOCIATE_FAIL:
 567                 set_associate_error(network);
 568                 break;
 569         case CONNMAN_NETWORK_ERROR_CONFIGURE_FAIL:
 570                 set_configure_error(network);
 571                 break;
 572         }
 573 }
 574
 575 static void set_configuration(struct connman_network *network)
 576 {
 577         struct connman_service *service;
 578
 579         DBG("network %p", network);
 580
 581         __connman_device_increase_connections(network->device);
 582
 583         __connman_device_set_network(network->device, network);
 584
 585         connman_device_set_disconnected(network->device, FALSE);
 586
 587         service = __connman_service_lookup_from_network(network);
 588         __connman_service_indicate_state(service,
 589                                         CONNMAN_SERVICE_STATE_CONFIGURATION);
 590 }
 591
 592 static int set_connected_fixed(struct connman_network *network)
 593 {
 594         struct connman_service *service;
 595         struct connman_element *parent, *element;
 596
 597         DBG("");
 598
 599         service = __connman_service_lookup_from_network(network);
 600
 601         parent = connman_network_get_element(network);
 602
 603         set_configuration(network);
 604
 605         if (parent->ipv4.address == NULL)
 606                 return -EINVAL;
 607
 608         if (parent->ipv4.netmask == NULL)
 609                 return -EINVAL;
 610
 611         element = connman_element_create(NULL);
 612         if (element == NULL) {
 613                 connman_error("Can not create connman_element");
 614                 return -ENOMEM;
 615         }
 616
 617         element->type = CONNMAN_ELEMENT_TYPE_IPV4;
 618         element->index = parent->index;
 619
 620         if (connman_element_register(element, parent) < 0) {
 621                 connman_error("Can not register connman_element");
 622                 return -EINVAL;
 623         }
 624
 625         network->connecting = FALSE;
 626
 627         connman_network_set_associating(network, FALSE);
 628
 629         return 0;
 630 }
 631
 632 static void set_connected_manual(struct connman_network *network)
 633 {
 634         struct connman_service *service;
 635         struct connman_ipconfig *ipconfig;
 636         const char *nameserver = NULL;
 637         int err;
 638
 639         DBG("network %p", network);
 640
 641         service = __connman_service_lookup_from_network(network);
 642
 643         ipconfig = __connman_service_get_ipconfig(service);
 644
 645         set_configuration(network);
 646
 647         err = __connman_ipconfig_set_address(ipconfig);
 648         if (err < 0) {
 649                 connman_network_set_error(network,
 650                         CONNMAN_NETWORK_ERROR_CONFIGURE_FAIL);
 651                 return;
 652         }
 653
 654         connman_element_get_value(&network->element,
 655                         CONNMAN_PROPERTY_ID_IPV4_NAMESERVER, &nameserver);
 656         if (nameserver != NULL)
 657                 __connman_service_append_nameserver(service, nameserver);
 658
 659         __connman_ipconfig_set_gateway(ipconfig, &network->element);
 660
 661         network->connecting = FALSE;
 662
 663         connman_network_set_associating(network, FALSE);
 664
 665         __connman_service_indicate_state(service, CONNMAN_SERVICE_STATE_READY);
 666 }
 667
 668 static int set_connected_dhcp(struct connman_network *network)
 669 {
 670         struct connman_element *element;
 671         int error;
 672
 673         DBG("network %p", network);
 674
 675         element = connman_element_create(NULL);
 676         if (element == NULL)
 677                 return -ENOMEM;
 678
 679         element->type  = CONNMAN_ELEMENT_TYPE_DHCP;
 680         element->index = network->element.index;
 681
 682         error = connman_element_register(element, &network->element);
 683         if (error < 0) {
 684                 connman_element_unref(element);
 685                 return error;
 686         }
 687
 688         set_configuration(network);
 689
 690         return 0;
 691 }
 692
 693 static int manual_ipv6_set(struct connman_network *network,
 694                                 struct connman_ipconfig *ipconfig_ipv6)
 695 {
 696         struct connman_service *service;
 697         int err;
 698
 699         service = __connman_service_lookup_from_network(network);
 700         if (service == NULL)
 701                 return -EINVAL;
 702
 703         err = __connman_ipconfig_set_address(ipconfig_ipv6);
 704         if (err < 0) {
 705                 connman_network_set_error(network,
 706                         CONNMAN_NETWORK_ERROR_CONFIGURE_FAIL);
 707                 return err;
 708         }
 709
 710         /*
 711          * READY state will be indicated by IPV4 setting
 712          * gateway will be set by IPV4 setting
 713          */
 714
 715         return 0;
 716 }
 717
 718 static gboolean set_connected(gpointer user_data)
 719 {
 720         struct connman_network *network = user_data;
 721         struct connman_service *service;
 722         struct connman_ipconfig *ipconfig;
 723         enum connman_ipconfig_method method;
 724
 725         service = __connman_service_lookup_from_network(network);
 726
 727         ipconfig = __connman_service_get_ipconfig(service);
 728
 729         method = __connman_ipconfig_get_method(ipconfig);
 730
 731         DBG("method %d", method);
 732
 733         if (network->connected == TRUE) {
 734                 enum connman_ipconfig_method ipv6_method;
 735                 struct connman_ipconfig *ipv6config;
 736                 int ret;
 737
 738                 ipv6config = connman_ipconfig_get_ipv6config(ipconfig);
 739                 ipv6_method = __connman_ipconfig_get_method(ipv6config);
 740                 switch (ipv6_method) {
 741                 case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
 742                 case CONNMAN_IPCONFIG_METHOD_OFF:
 743                         break;
 744                 case CONNMAN_IPCONFIG_METHOD_FIXED:
 745                 case CONNMAN_IPCONFIG_METHOD_MANUAL:
 746                         ret = manual_ipv6_set(network, ipv6config);
 747                         if (ret != 0) {
 748                                 connman_network_set_error(network,
 749                                         CONNMAN_NETWORK_ERROR_ASSOCIATE_FAIL);
 750                                 return FALSE;
 751                         }
 752                         break;
 753                 case CONNMAN_IPCONFIG_METHOD_DHCP:
 754                         break;
 755                 }
 756
 757                 switch (method) {
 758                 case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
 759                 case CONNMAN_IPCONFIG_METHOD_OFF:
 760                         return FALSE;
 761                 case CONNMAN_IPCONFIG_METHOD_FIXED:
 762                         if (set_connected_fixed(network) < 0) {
 763                                 connman_network_set_error(network,
 764                                         CONNMAN_NETWORK_ERROR_ASSOCIATE_FAIL);
 765                                 return FALSE;
 766                         }
 767                         return TRUE;
 768                 case CONNMAN_IPCONFIG_METHOD_MANUAL:
 769                         set_connected_manual(network);
 770                         return TRUE;
 771                 case CONNMAN_IPCONFIG_METHOD_DHCP:
 772                         if (set_connected_dhcp(network) < 0) {
 773                                 connman_network_set_error(network,
 774                                         CONNMAN_NETWORK_ERROR_ASSOCIATE_FAIL);
 775                                 return FALSE;
 776                         }
 777                 }
 778
 779         } else {
 780                 struct connman_service *service;
 781
 782                 connman_element_unregister_children(&network->element);
 783
 784                 __connman_device_set_network(network->device, NULL);
 785                 network->hidden = FALSE;
 786
 787                 __connman_device_decrease_connections(network->device);
 788
 789                 service = __connman_service_lookup_from_network(network);
 790
 791                 __connman_service_indicate_state(service,
 792                                                 CONNMAN_SERVICE_STATE_IDLE);
 793         }
 794
 795         network->connecting = FALSE;
 796
 797         connman_network_set_associating(network, FALSE);
 798
 799         return FALSE;
 800 }
 801
 802 /**
 803  * connman_network_set_connected:
 804  * @network: network structure
 805  * @connected: connected state
 806  *
 807  * Change connected state of network
 808  */
 809 int connman_network_set_connected(struct connman_network *network,
 810                                                 connman_bool_t connected)
 811 {
 812         DBG("network %p connected %d", network, connected);
 813
 814         if ((network->connecting == TRUE || network->associating == TRUE) &&
 815                                                         connected == FALSE) {
 816                 connman_element_set_error(&network->element,
 817                                         CONNMAN_ELEMENT_ERROR_CONNECT_FAILED);
 818                 __connman_network_disconnect(network);
 819         }
 820
 821         if (network->connected == connected)
 822                 return -EALREADY;
 823
 824         network->connected = connected;
 825
 826         set_connected(network);
 827
 828         return 0;
 829 }
 830
 831 /**
 832  * connman_network_get_connected:
 833  * @network: network structure
 834  *
 835  * Get network connection status
 836  */
 837 connman_bool_t connman_network_get_connected(struct connman_network *network)
 838 {
 839         return network->connected;
 840 }
 841
 842 /**
 843  * connman_network_get_associating:
 844  * @network: network structure
 845  *
 846  * Get network associating status
 847  */
 848 connman_bool_t connman_network_get_associating(struct connman_network *network)
 849 {
 850         return network->associating;
 851 }
 852
 853 /**
 854  * __connman_network_connect:
 855  * @network: network structure
 856  *
 857  * Connect network
 858  */
 859 int __connman_network_connect(struct connman_network *network)
 860 {
 861         struct connman_service *service;
 862         int err;
 863
 864         DBG("network %p", network);
 865
 866         if (network->connected == TRUE)
 867                 return -EISCONN;
 868
 869         if (network->connecting == TRUE || network->associating == TRUE)
 870                 return -EALREADY;
 871
 872         if (network->driver == NULL)
 873                 return -EUNATCH;
 874
 875         if (network->driver->connect == NULL)
 876                 return -ENOSYS;
 877
 878         if (network->device == NULL)
 879                 return -ENODEV;
 880
 881         __connman_device_disconnect(network->device);
 882
 883         network->connecting = TRUE;
 884
 885         service = __connman_service_lookup_from_network(network);
 886
 887         err = network->driver->connect(network);
 888         if (err < 0) {
 889                 if (err == -EINPROGRESS)
 890                         connman_network_set_associating(network, TRUE);
 891                 else {
 892                         network->connecting = FALSE;
 893                         network->hidden = FALSE;
 894                 }
 895
 896                 return err;
 897         }
 898
 899         network->connected = TRUE;
 900         set_connected(network);
 901
 902         return err;
 903 }
 904
 905 /**
 906  * __connman_network_disconnect:
 907  * @network: network structure
 908  *
 909  * Disconnect network
 910  */
 911 int __connman_network_disconnect(struct connman_network *network)
 912 {
 913         int err;
 914
 915         DBG("network %p", network);
 916
 917         if (network->connected == FALSE && network->connecting == FALSE &&
 918                                                 network->associating == FALSE)
 919                 return -ENOTCONN;
 920
 921         if (network->driver == NULL)
 922                 return -EUNATCH;
 923
 924         if (network->driver->disconnect == NULL)
 925                 return -ENOSYS;
 926
 927         network->connecting = FALSE;
 928
 929         err = network->driver->disconnect(network);
 930         if (err == 0) {
 931                 connman_network_set_connected(network, FALSE);
 932                 set_connected(network);
 933         }
 934
 935         return err;
 936 }
 937
 938 static int dhcp_start(struct connman_network *network)
 939 {
 940         struct connman_element *element;
 941         int error;
 942
 943         element = connman_element_create(NULL);
 944         if (element == NULL)
 945                 return -ENOMEM;
 946
 947         element->type  = CONNMAN_ELEMENT_TYPE_DHCP;
 948         element->index = network->element.index;
 949
 950         error = connman_element_register(element, &network->element);
 951         if (error < 0) {
 952                 connman_element_unref(element);
 953                 return error;
 954         }
 955
 956         return 0;
 957 }
 958
 959 static int dhcp_stop(struct connman_network *network)
 960 {
 961         connman_element_unregister_children_type(&network->element,
 962                                         CONNMAN_ELEMENT_TYPE_CONNECTION);
 963         connman_element_unregister_children_type(&network->element,
 964                                                 CONNMAN_ELEMENT_TYPE_IPV4);
 965         connman_element_unregister_children_type(&network->element,
 966                                                 CONNMAN_ELEMENT_TYPE_DHCP);
 967
 968         return 0;
 969 }
 970
 971 static int manual_ipv4_set(struct connman_network *network,
 972                                 struct connman_ipconfig *ipconfig)
 973 {
 974         struct connman_service *service;
 975         int err;
 976
 977         service = __connman_service_lookup_from_network(network);
 978         if (service == NULL)
 979                 return -EINVAL;
 980
 981         err = __connman_ipconfig_set_address(ipconfig);
 982         if (err < 0) {
 983                 connman_network_set_error(network,
 984                         CONNMAN_NETWORK_ERROR_CONFIGURE_FAIL);
 985                 return err;
 986         }
 987
 988         __connman_ipconfig_set_gateway(ipconfig, &network->element);
 989
 990         __connman_service_indicate_state(service, CONNMAN_SERVICE_STATE_READY);
 991
 992         return 0;
 993 }
 994
 995 int __connman_network_clear_ipconfig(struct connman_network *network,
 996                                         struct connman_ipconfig *ipconfig)
 997 {
 998         struct connman_service *service;
 999         enum connman_ipconfig_method method;
1000
1001         service = __connman_service_lookup_from_network(network);
1002         if (service == NULL)
1003                 return -EINVAL;
1004
1005         method = __connman_ipconfig_get_method(ipconfig);
1006
1007         switch (method) {
1008         case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
1009         case CONNMAN_IPCONFIG_METHOD_OFF:
1010         case CONNMAN_IPCONFIG_METHOD_FIXED:
1011                 return -EINVAL;
1012         case CONNMAN_IPCONFIG_METHOD_MANUAL:
1013                 connman_element_unregister_children_type(&network->element,
1014                                         CONNMAN_ELEMENT_TYPE_CONNECTION);
1015                 __connman_ipconfig_clear_address(ipconfig);
1016                 break;
1017         case CONNMAN_IPCONFIG_METHOD_DHCP:
1018                 dhcp_stop(network);
1019                 break;
1020         }
1021
1022         __connman_service_indicate_state(service,
1023                                         CONNMAN_SERVICE_STATE_CONFIGURATION);
1024
1025         return 0;
1026 }
1027
1028 int __connman_network_set_ipconfig(struct connman_network *network,
1029                                         struct connman_ipconfig *ipconfig)
1030 {
1031         struct connman_ipconfig *ipv6config;
1032         enum connman_ipconfig_method method;
1033         int ret;
1034
1035         ipv6config = connman_ipconfig_get_ipv6config(ipconfig);
1036         method = __connman_ipconfig_get_method(ipv6config);
1037         switch (method) {
1038         case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
1039         case CONNMAN_IPCONFIG_METHOD_OFF:
1040                 break;
1041         case CONNMAN_IPCONFIG_METHOD_FIXED:
1042         case CONNMAN_IPCONFIG_METHOD_MANUAL:
1043                 ret = manual_ipv6_set(network, ipv6config);
1044                 if (ret != 0) {
1045                         connman_network_set_error(network,
1046                                 CONNMAN_NETWORK_ERROR_ASSOCIATE_FAIL);
1047                         return FALSE;
1048                 }
1049                 break;
1050         case CONNMAN_IPCONFIG_METHOD_DHCP:
1051                 break;
1052         }
1053
1054         method = __connman_ipconfig_get_method(ipconfig);
1055
1056         switch (method) {
1057         case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
1058         case CONNMAN_IPCONFIG_METHOD_OFF:
1059         case CONNMAN_IPCONFIG_METHOD_FIXED:
1060                 return -EINVAL;
1061         case CONNMAN_IPCONFIG_METHOD_MANUAL:
1062                 return manual_ipv4_set(network, ipconfig);
1063         case CONNMAN_IPCONFIG_METHOD_DHCP:
1064                 return dhcp_start(network);
1065         }
1066
1067         return 0;
1068 }
1069
1070 /**
1071  * connman_network_set_address:
1072  * @network: network structure
1073  * @address: binary address value
1074  * @size: binary address length
1075  *
1076  * Set unique address value for network
1077  */
1078 int connman_network_set_address(struct connman_network *network,
1079                                 const void *address, unsigned int size)
1080 {
1081         const unsigned char *addr_octet = address;
1082         char *str;
1083
1084         DBG("network %p size %d", network, size);
1085
1086         if (size != 6)
1087                 return -EINVAL;
1088
1089         str = g_strdup_printf("%02X:%02X:%02X:%02X:%02X:%02X",
1090                                 addr_octet[0], addr_octet[1], addr_octet[2],
1091                                 addr_octet[3], addr_octet[4], addr_octet[5]);
1092         if (str == NULL)
1093                 return -ENOMEM;
1094
1095         g_free(network->address);
1096         network->address = str;
1097
1098         return connman_element_set_string(&network->element,
1099                                                 "Address", network->address);
1100 }
1101
1102 /**
1103  * connman_network_set_name:
1104  * @network: network structure
1105  * @name: name value
1106  *
1107  * Set display name value for network
1108  */
1109 int connman_network_set_name(struct connman_network *network,
1110                                                         const char *name)
1111 {
1112         DBG("network %p name %s", network, name);
1113
1114         g_free(network->name);
1115         network->name = g_strdup(name);
1116
1117         return connman_element_set_string(&network->element, "Name", name);
1118 }
1119
1120 /**
1121  * connman_network_set_strength:
1122  * @network: network structure
1123  * @strength: strength value
1124  *
1125  * Set signal strength value for network
1126  */
1127 int connman_network_set_strength(struct connman_network *network,
1128                                                 connman_uint8_t strength)
1129 {
1130         DBG("network %p strengh %d", network, strength);
1131
1132         network->strength = strength;
1133
1134         return connman_element_set_uint8(&network->element,
1135                                                 "Strength", strength);
1136 }
1137
1138 /**
1139  * connman_network_set_roaming:
1140  * @network: network structure
1141  * @roaming: roaming state
1142  *
1143  * Set roaming state for network
1144  */
1145 int connman_network_set_roaming(struct connman_network *network,
1146                                                 connman_bool_t roaming)
1147 {
1148         DBG("network %p roaming %d", network, roaming);
1149
1150         network->roaming = roaming;
1151
1152         return connman_element_set_bool(&network->element,
1153                                                 "Roaming", roaming);
1154 }
1155
1156 /**
1157  * connman_network_set_string:
1158  * @network: network structure
1159  * @key: unique identifier
1160  * @value: string value
1161  *
1162  * Set string value for specific key
1163  */
1164 int connman_network_set_string(struct connman_network *network,
1165                                         const char *key, const char *value)
1166 {
1167         int err;
1168
1169         DBG("network %p key %s value %s", network, key, value);
1170
1171         if (g_strcmp0(key, "Name") == 0)
1172                 return connman_network_set_name(network, value);
1173
1174         if (g_str_equal(key, "Address") == TRUE) {
1175                 g_free(network->address);
1176                 network->address = g_strdup(value);
1177         } else if (g_str_equal(key, "Node") == TRUE) {
1178                 g_free(network->node);
1179                 network->node = g_strdup(value);
1180         } else if (g_str_equal(key, "WiFi.Mode") == TRUE) {
1181                 g_free(network->wifi.mode);
1182                 network->wifi.mode = g_strdup(value);
1183         } else if (g_str_equal(key, "WiFi.Security") == TRUE) {
1184                 g_free(network->wifi.security);
1185                 network->wifi.security = g_strdup(value);
1186         } else if (g_str_equal(key, "WiFi.Passphrase") == TRUE) {
1187                 g_free(network->wifi.passphrase);
1188                 network->wifi.passphrase = g_strdup(value);
1189         } else if (g_str_equal(key, "WiFi.EAP") == TRUE) {
1190                 g_free(network->wifi.eap);
1191                 network->wifi.eap = g_strdup(value);
1192         } else if (g_str_equal(key, "WiFi.Identity") == TRUE) {
1193                 g_free(network->wifi.identity);
1194                 network->wifi.identity = g_strdup(value);
1195         } else if (g_str_equal(key, "WiFi.CACertFile") == TRUE) {
1196                 g_free(network->wifi.ca_cert_path);
1197                 network->wifi.ca_cert_path = g_strdup(value);
1198         } else if (g_str_equal(key, "WiFi.ClientCertFile") == TRUE) {
1199                 g_free(network->wifi.client_cert_path);
1200                 network->wifi.client_cert_path = g_strdup(value);
1201         } else if (g_str_equal(key, "WiFi.PrivateKeyFile") == TRUE) {
1202                 g_free(network->wifi.private_key_path);
1203                 network->wifi.private_key_path = g_strdup(value);
1204         } else if (g_str_equal(key, "WiFi.PrivateKeyPassphrase") == TRUE) {
1205                 g_free(network->wifi.private_key_passphrase);
1206                 network->wifi.private_key_passphrase = g_strdup(value);
1207         } else if (g_str_equal(key, "WiFi.Phase2") == TRUE) {
1208                 g_free(network->wifi.phase2_auth);
1209                 network->wifi.phase2_auth = g_strdup(value);
1210         }
1211
1212         err = connman_element_set_string(&network->element, key, value);
1213         if (err < 0)
1214                 return err;
1215
1216         if (network->driver == NULL)
1217                 return 0;
1218
1219         if (network->driver->setup)
1220                 return network->driver->setup(network, key);
1221
1222         return 0;
1223 }
1224
1225 /**
1226  * connman_network_get_string:
1227  * @network: network structure
1228  * @key: unique identifier
1229  *
1230  * Get string value for specific key
1231  */
1232 const char *connman_network_get_string(struct connman_network *network,
1233                                                         const char *key)
1234 {
1235         DBG("network %p key %s", network, key);
1236
1237         if (g_str_equal(key, "Address") == TRUE)
1238                 return network->address;
1239         else if (g_str_equal(key, "Name") == TRUE)
1240                 return network->name;
1241         else if (g_str_equal(key, "Node") == TRUE)
1242                 return network->node;
1243         else if (g_str_equal(key, "WiFi.Mode") == TRUE)
1244                 return network->wifi.mode;
1245         else if (g_str_equal(key, "WiFi.Security") == TRUE)
1246                 return network->wifi.security;
1247         else if (g_str_equal(key, "WiFi.Passphrase") == TRUE)
1248                 return network->wifi.passphrase;
1249         else if (g_str_equal(key, "WiFi.EAP") == TRUE)
1250                 return network->wifi.eap;
1251         else if (g_str_equal(key, "WiFi.Identity") == TRUE)
1252                 return network->wifi.identity;
1253         else if (g_str_equal(key, "WiFi.CACertFile") == TRUE)
1254                 return network->wifi.ca_cert_path;
1255         else if (g_str_equal(key, "WiFi.ClientCertFile") == TRUE)
1256                 return network->wifi.client_cert_path;
1257         else if (g_str_equal(key, "WiFi.PrivateKeyFile") == TRUE)
1258                 return network->wifi.private_key_path;
1259         else if (g_str_equal(key, "WiFi.PrivateKeyPassphrase") == TRUE)
1260                 return network->wifi.private_key_passphrase;
1261         else if (g_str_equal(key, "WiFi.Phase2") == TRUE)
1262                 return network->wifi.phase2_auth;
1263
1264         return connman_element_get_string(&network->element, key);
1265 }
1266
1267 /**
1268  * connman_network_set_passphrase:
1269  * @network: network structure
1270  * @passphrase: network passphrase
1271  *
1272  * Set network passphrase.
1273  * If the network is linked to a service, the latter gets his passphrase
1274  * set as well.
1275  */
1276 int connman_network_set_passphrase(struct connman_network *network,
1277                                                 const char* passphrase)
1278 {
1279         struct connman_service *service;
1280
1281         service = __connman_service_lookup_from_network(network);
1282         if (service == NULL) {
1283                 connman_network_set_string(network, "WiFi.Passphrase",
1284                                                 passphrase);
1285
1286                 return 0;
1287         }
1288
1289         __connman_service_set_passphrase(service, passphrase);
1290
1291         return 0;
1292 }
1293
1294
1295 /**
1296  * connman_network_set_bool:
1297  * @network: network structure
1298  * @key: unique identifier
1299  * @value: boolean value
1300  *
1301  * Set boolean value for specific key
1302  */
1303 int connman_network_set_bool(struct connman_network *network,
1304                                         const char *key, connman_bool_t value)
1305 {
1306         DBG("network %p key %s value %d", network, key, value);
1307
1308         if (g_strcmp0(key, "Roaming") == 0)
1309                 return connman_network_set_roaming(network, value);
1310
1311         return connman_element_set_bool(&network->element, key, value);
1312 }
1313
1314 /**
1315  * connman_network_get_bool:
1316  * @network: network structure
1317  * @key: unique identifier
1318  *
1319  * Get boolean value for specific key
1320  */
1321 connman_bool_t connman_network_get_bool(struct connman_network *network,
1322                                                         const char *key)
1323 {
1324         DBG("network %p key %s", network, key);
1325
1326         if (g_str_equal(key, "Roaming") == TRUE)
1327                 return network->roaming;
1328
1329         return connman_element_get_bool(&network->element, key);
1330 }
1331
1332 /**
1333  * connman_network_set_uint8:
1334  * @network: network structure
1335  * @key: unique identifier
1336  * @value: integer value
1337  *
1338  * Set integer value for specific key
1339  */
1340 int connman_network_set_uint8(struct connman_network *network,
1341                                         const char *key, connman_uint8_t value)
1342 {
1343         DBG("network %p key %s value %d", network, key, value);
1344
1345         if (g_strcmp0(key, "Strength") == 0)
1346                 return connman_network_set_strength(network, value);
1347
1348         return connman_element_set_uint8(&network->element, key, value);
1349 }
1350
1351 /**
1352  * connman_network_get_uint8:
1353  * @network: network structure
1354  * @key: unique identifier
1355  *
1356  * Get integer value for specific key
1357  */
1358 connman_uint8_t connman_network_get_uint8(struct connman_network *network,
1359                                                         const char *key)
1360 {
1361         DBG("network %p key %s", network, key);
1362
1363         if (g_str_equal(key, "Strength") == TRUE)
1364                 return network->strength;
1365
1366         return connman_element_get_uint8(&network->element, key);
1367 }
1368
1369 /**
1370  * connman_network_set_uint16:
1371  * @network: network structure
1372  * @key: unique identifier
1373  * @value: integer value
1374  *
1375  * Set integer value for specific key
1376  */
1377 int connman_network_set_uint16(struct connman_network *network,
1378                                 const char *key, connman_uint16_t value)
1379 {
1380         DBG("network %p key %s value %d", network, key, value);
1381
1382         if (g_str_equal(key, "Frequency") == TRUE)
1383                 network->frequency = value;
1384         else if (g_str_equal(key, "WiFi.Channel") == TRUE)
1385                 network->wifi.channel = value;
1386
1387         return -EINVAL;
1388 }
1389
1390 /**
1391  * connman_network_get_uint16:
1392  * @network: network structure
1393  * @key: unique identifier
1394  *
1395  * Get integer value for specific key
1396  */
1397 connman_uint16_t connman_network_get_uint16(struct connman_network *network,
1398                                                         const char *key)
1399 {
1400         DBG("network %p key %s", network, key);
1401
1402         if (g_str_equal(key, "Frequency") == TRUE)
1403                 return network->frequency;
1404         else if (g_str_equal(key, "WiFi.Channel") == TRUE)
1405                 return network->wifi.channel;
1406
1407         return 0;
1408 }
1409
1410 /**
1411  * connman_network_set_blob:
1412  * @network: network structure
1413  * @key: unique identifier
1414  * @data: blob data
1415  * @size: blob size
1416  *
1417  * Set binary blob value for specific key
1418  */
1419 int connman_network_set_blob(struct connman_network *network,
1420                         const char *key, const void *data, unsigned int size)
1421 {
1422         DBG("network %p key %s size %d", network, key, size);
1423
1424         if (g_strcmp0(key, "Address") == 0)
1425                 return connman_network_set_address(network, data, size);
1426
1427         if (g_str_equal(key, "WiFi.SSID") == TRUE) {
1428                 g_free(network->wifi.ssid);
1429                 network->wifi.ssid = g_try_malloc(size);
1430                 if (network->wifi.ssid != NULL) {
1431                         memcpy(network->wifi.ssid, data, size);
1432                         network->wifi.ssid_len = size;
1433                 } else
1434                         network->wifi.ssid_len = 0;
1435         }
1436
1437         return connman_element_set_blob(&network->element, key, data, size);
1438 }
1439
1440 /**
1441  * connman_network_get_blob:
1442  * @network: network structure
1443  * @key: unique identifier
1444  * @size: pointer to blob size
1445  *
1446  * Get binary blob value for specific key
1447  */
1448 const void *connman_network_get_blob(struct connman_network *network,
1449                                         const char *key, unsigned int *size)
1450 {
1451         DBG("network %p key %s", network, key);
1452
1453         if (g_str_equal(key, "WiFi.SSID") == TRUE) {
1454                 if (size != NULL)
1455                         *size = network->wifi.ssid_len;
1456                 return network->wifi.ssid;
1457         }
1458
1459         return connman_element_get_blob(&network->element, key, size);
1460 }
1461
1462 void __connman_network_set_device(struct connman_network *network,
1463                                         struct connman_device *device)
1464 {
1465         network->device = device;
1466 }
1467
1468 /**
1469  * connman_network_get_device:
1470  * @network: network structure
1471  *
1472  * Get parent device of network
1473  */
1474 struct connman_device *connman_network_get_device(struct connman_network *network)
1475 {
1476         return network->device;
1477 }
1478
1479 /**
1480  * connman_network_get_data:
1481  * @network: network structure
1482  *
1483  * Get private network data pointer
1484  */
1485 void *connman_network_get_data(struct connman_network *network)
1486 {
1487         return network->driver_data;
1488 }
1489
1490 /**
1491  * connman_network_set_data:
1492  * @network: network structure
1493  * @data: data pointer
1494  *
1495  * Set private network data pointer
1496  */
1497 void connman_network_set_data(struct connman_network *network, void *data)
1498 {
1499         network->driver_data = data;
1500 }
1501
1502 void connman_network_update(struct connman_network *network)
1503 {
1504         switch (network->type) {
1505         case CONNMAN_NETWORK_TYPE_UNKNOWN:
1506         case CONNMAN_NETWORK_TYPE_VENDOR:
1507                 return;
1508         case CONNMAN_NETWORK_TYPE_ETHERNET:
1509         case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
1510         case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
1511         case CONNMAN_NETWORK_TYPE_CELLULAR:
1512         case CONNMAN_NETWORK_TYPE_WIFI:
1513         case CONNMAN_NETWORK_TYPE_WIMAX:
1514                 break;
1515         }
1516
1517         if (network->group != NULL)
1518                 __connman_service_update_from_network(network);
1519
1520         return;
1521 }
1522
1523 static gboolean match_driver(struct connman_network *network,
1524                                         struct connman_network_driver *driver)
1525 {
1526         if (network->type == driver->type ||
1527                         driver->type == CONNMAN_NETWORK_TYPE_UNKNOWN)
1528                 return TRUE;
1529
1530         return FALSE;
1531 }
1532
1533 static int network_probe(struct connman_element *element)
1534 {
1535         struct connman_network *network = element->network;
1536         GSList *list;
1537
1538         DBG("element %p name %s", element, element->name);
1539
1540         if (network == NULL)
1541                 return -ENODEV;
1542
1543         for (list = driver_list; list; list = list->next) {
1544                 struct connman_network_driver *driver = list->data;
1545
1546                 if (match_driver(network, driver) == FALSE)
1547                         continue;
1548
1549                 DBG("driver %p name %s", driver, driver->name);
1550
1551                 if (driver->probe(network) == 0) {
1552                         network->driver = driver;
1553                         break;
1554                 }
1555         }
1556
1557         if (network->driver == NULL)
1558                 return -ENODEV;
1559
1560         switch (network->type) {
1561         case CONNMAN_NETWORK_TYPE_UNKNOWN:
1562         case CONNMAN_NETWORK_TYPE_VENDOR:
1563                 break;
1564         case CONNMAN_NETWORK_TYPE_ETHERNET:
1565         case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
1566         case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
1567         case CONNMAN_NETWORK_TYPE_CELLULAR:
1568         case CONNMAN_NETWORK_TYPE_WIFI:
1569         case CONNMAN_NETWORK_TYPE_WIMAX:
1570                 if (network->group != NULL)
1571                         __connman_profile_add_network(network);
1572                 break;
1573         }
1574
1575         return 0;
1576 }
1577
1578 static void network_remove(struct connman_element *element)
1579 {
1580         struct connman_network *network = element->network;
1581
1582         DBG("element %p name %s", element, element->name);
1583
1584         if (network == NULL)
1585                 return;
1586
1587         if (network->driver == NULL)
1588                 return;
1589
1590         switch (network->type) {
1591         case CONNMAN_NETWORK_TYPE_UNKNOWN:
1592         case CONNMAN_NETWORK_TYPE_VENDOR:
1593                 break;
1594         case CONNMAN_NETWORK_TYPE_ETHERNET:
1595         case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
1596         case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
1597         case CONNMAN_NETWORK_TYPE_CELLULAR:
1598         case CONNMAN_NETWORK_TYPE_WIFI:
1599         case CONNMAN_NETWORK_TYPE_WIMAX:
1600                 if (network->group != NULL) {
1601                         __connman_profile_remove_network(network);
1602
1603                         g_free(network->group);
1604                         network->group = NULL;
1605                 }
1606                 break;
1607         }
1608
1609         if (network->driver->remove)
1610                 network->driver->remove(network);
1611 }
1612
1613 static void network_change(struct connman_element *element)
1614 {
1615         struct connman_network *network = element->network;
1616
1617         DBG("element %p name %s", element, element->name);
1618
1619         if (element->state != CONNMAN_ELEMENT_STATE_ERROR)
1620                 return;
1621
1622         if (element->error != CONNMAN_ELEMENT_ERROR_DHCP_FAILED)
1623                 return;
1624
1625         if (network->connected == FALSE)
1626                 return;
1627
1628         connman_element_unregister_children(element);
1629
1630         connman_device_set_disconnected(network->device, TRUE);
1631
1632         if (network->driver && network->driver->disconnect) {
1633                 network->driver->disconnect(network);
1634                 return;
1635         }
1636
1637         network->connected = FALSE;
1638 }
1639
1640 static struct connman_driver network_driver = {
1641         .name           = "network",
1642         .type           = CONNMAN_ELEMENT_TYPE_NETWORK,
1643         .priority       = CONNMAN_DRIVER_PRIORITY_LOW,
1644         .probe          = network_probe,
1645         .remove         = network_remove,
1646         .change         = network_change,
1647 };
1648
1649 int __connman_network_init(void)
1650 {
1651         DBG("");
1652
1653         return connman_driver_register(&network_driver);
1654 }
1655
1656 void __connman_network_cleanup(void)
1657 {
1658         DBG("");
1659
1660         connman_driver_unregister(&network_driver);
1661 }