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         enum connman_network_protocol protocol;
  39         connman_bool_t available;
  40         connman_bool_t connected;
  41         connman_bool_t roaming;
  42         connman_bool_t hidden;
  43         connman_uint8_t strength;
  44         connman_uint16_t frequency;
  45         char *identifier;
  46         char *address;
  47         char *name;
  48         char *node;
  49         char *group;
  50         struct connman_ipconfig *ipconfig;
  51
  52         struct connman_network_driver *driver;
  53         void *driver_data;
  54
  55         connman_bool_t registered;
  56         connman_bool_t connecting;
  57         connman_bool_t associating;
  58
  59         struct connman_device *device;
  60
  61         struct {
  62                 void *ssid;
  63                 int ssid_len;
  64                 char *mode;
  65                 unsigned short channel;
  66                 char *security;
  67                 char *passphrase;
  68                 char *eap;
  69                 char *identity;
  70                 char *ca_cert_path;
  71                 char *client_cert_path;
  72                 char *private_key_path;
  73                 char *private_key_passphrase;
  74                 char *phase2_auth;
  75         } wifi;
  76 };
  77
  78 static const char *type2string(enum connman_network_type type)
  79 {
  80         switch (type) {
  81         case CONNMAN_NETWORK_TYPE_UNKNOWN:
  82         case CONNMAN_NETWORK_TYPE_VENDOR:
  83                 break;
  84         case CONNMAN_NETWORK_TYPE_ETHERNET:
  85                 return "ethernet";
  86         case CONNMAN_NETWORK_TYPE_WIFI:
  87                 return "wifi";
  88         case CONNMAN_NETWORK_TYPE_WIMAX:
  89                 return "wimax";
  90         case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
  91         case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
  92                 return "bluetooth";
  93         case CONNMAN_NETWORK_TYPE_CELLULAR:
  94                 return "cellular";
  95         }
  96
  97         return NULL;
  98 }
  99
 100 static DBusMessage *get_properties(DBusConnection *conn,
 101                                         DBusMessage *msg, void *data)
 102 {
 103         struct connman_network *network = data;
 104         DBusMessage *reply;
 105         DBusMessageIter array, dict;
 106
 107         DBG("conn %p", conn);
 108
 109         if (__connman_security_check_privilege(msg,
 110                                         CONNMAN_SECURITY_PRIVILEGE_PUBLIC) < 0)
 111                 return __connman_error_permission_denied(msg);
 112
 113         reply = dbus_message_new_method_return(msg);
 114         if (reply == NULL)
 115                 return NULL;
 116
 117         dbus_message_iter_init_append(reply, &array);
 118
 119         connman_dbus_dict_open(&array, &dict);
 120
 121         if (network->device) {
 122                 const char *path = connman_device_get_path(network->device);
 123                 if (path != NULL)
 124                         connman_dbus_dict_append_basic(&dict, "Device",
 125                                                 DBUS_TYPE_OBJECT_PATH, &path);
 126         }
 127
 128         if (network->address != NULL)
 129                 connman_dbus_dict_append_basic(&dict, "Address",
 130                                         DBUS_TYPE_STRING, &network->address);
 131
 132         if (network->name != NULL)
 133                 connman_dbus_dict_append_basic(&dict, "Name",
 134                                         DBUS_TYPE_STRING, &network->name);
 135
 136         connman_dbus_dict_append_basic(&dict, "Connected",
 137                                 DBUS_TYPE_BOOLEAN, &network->connected);
 138
 139         if (network->strength > 0)
 140                 connman_dbus_dict_append_basic(&dict, "Strength",
 141                                         DBUS_TYPE_BYTE, &network->strength);
 142
 143         if (network->frequency > 0)
 144                 connman_dbus_dict_append_basic(&dict, "Frequency",
 145                                         DBUS_TYPE_UINT16, &network->frequency);
 146
 147         if (network->wifi.ssid != NULL && network->wifi.ssid_len > 0)
 148                 connman_dbus_dict_append_fixed_array(&dict, "WiFi.SSID",
 149                                 DBUS_TYPE_BYTE, &network->wifi.ssid,
 150                                                 network->wifi.ssid_len);
 151
 152         if (network->wifi.mode != NULL)
 153                 connman_dbus_dict_append_basic(&dict, "WiFi.Mode",
 154                                 DBUS_TYPE_STRING, &network->wifi.mode);
 155
 156         if (network->wifi.channel > 0)
 157                 connman_dbus_dict_append_basic(&dict, "WiFi.Channel",
 158                                 DBUS_TYPE_UINT16, &network->wifi.channel);
 159
 160         if (network->wifi.security != NULL) {
 161                 connman_dbus_dict_append_basic(&dict, "WiFi.Security",
 162                                 DBUS_TYPE_STRING, &network->wifi.security);
 163
 164                 if (g_strcmp0(network->wifi.security, "ieee8021x") == 0 &&
 165                                                     network->wifi.eap != NULL)
 166                         connman_dbus_dict_append_basic(&dict, "WiFi.EAP",
 167                                         DBUS_TYPE_STRING, &network->wifi.eap);
 168         }
 169
 170
 171         if (network->wifi.passphrase != NULL &&
 172                         __connman_security_check_privilege(msg,
 173                                 CONNMAN_SECURITY_PRIVILEGE_SECRET) == 0)
 174                 connman_dbus_dict_append_basic(&dict, "WiFi.Passphrase",
 175                                 DBUS_TYPE_STRING, &network->wifi.passphrase);
 176
 177         connman_dbus_dict_close(&array, &dict);
 178
 179         return reply;
 180 }
 181
 182 static GDBusMethodTable network_methods[] = {
 183         { "GetProperties", "",   "a{sv}", get_properties },
 184         { },
 185 };
 186
 187 static GDBusSignalTable network_signals[] = {
 188         { "PropertyChanged", "sv" },
 189         { },
 190 };
 191
 192 static DBusConnection *connection;
 193
 194 static void append_networks(DBusMessageIter *iter, void *user_data)
 195 {
 196         struct connman_device *device = user_data;
 197
 198         __connman_element_list((struct connman_element *) device,
 199                                         CONNMAN_ELEMENT_TYPE_NETWORK, iter);
 200 }
 201
 202 static void emit_networks_signal(struct connman_device *device)
 203 {
 204         const char *path = connman_device_get_path(device);
 205
 206         connman_dbus_property_changed_array(path,
 207                         CONNMAN_DEVICE_INTERFACE, "Networks",
 208                         DBUS_TYPE_OBJECT_PATH, append_networks, device);
 209 }
 210
 211 static int register_interface(struct connman_element *element)
 212 {
 213         struct connman_network *network = element->network;
 214
 215         DBG("element %p name %s", element, element->name);
 216
 217         if (g_dbus_register_interface(connection, element->path,
 218                                         CONNMAN_NETWORK_INTERFACE,
 219                                         network_methods, network_signals,
 220                                         NULL, network, NULL) == FALSE) {
 221                 connman_error("Failed to register %s network", element->path);
 222                 return -EIO;
 223         }
 224
 225         network->registered = TRUE;
 226
 227         emit_networks_signal(network->device);
 228
 229         return 0;
 230 }
 231
 232 static void unregister_interface(struct connman_element *element)
 233 {
 234         struct connman_network * network = element->network;
 235
 236         DBG("element %p name %s", element, element->name);
 237
 238         network->registered = FALSE;
 239
 240         if (network->device != NULL)
 241                 emit_networks_signal(network->device);
 242
 243         g_dbus_unregister_interface(connection, element->path,
 244                                                 CONNMAN_NETWORK_INTERFACE);
 245 }
 246
 247 connman_bool_t __connman_network_has_driver(struct connman_network *network)
 248 {
 249         if (network == NULL || network->driver == NULL)
 250                 return FALSE;
 251
 252         return network->registered;
 253 }
 254
 255 static GSList *driver_list = NULL;
 256
 257 static gint compare_priority(gconstpointer a, gconstpointer b)
 258 {
 259         const struct connman_network_driver *driver1 = a;
 260         const struct connman_network_driver *driver2 = b;
 261
 262         return driver2->priority - driver1->priority;
 263 }
 264
 265 /**
 266  * connman_network_driver_register:
 267  * @driver: network driver definition
 268  *
 269  * Register a new network driver
 270  *
 271  * Returns: %0 on success
 272  */
 273 int connman_network_driver_register(struct connman_network_driver *driver)
 274 {
 275         DBG("driver %p name %s", driver, driver->name);
 276
 277         driver_list = g_slist_insert_sorted(driver_list, driver,
 278                                                         compare_priority);
 279
 280         return 0;
 281 }
 282
 283 /**
 284  * connman_network_driver_unregister:
 285  * @driver: network driver definition
 286  *
 287  * Remove a previously registered network driver
 288  */
 289 void connman_network_driver_unregister(struct connman_network_driver *driver)
 290 {
 291         DBG("driver %p name %s", driver, driver->name);
 292
 293         driver_list = g_slist_remove(driver_list, driver);
 294 }
 295
 296 static void network_destruct(struct connman_element *element)
 297 {
 298         struct connman_network *network = element->network;
 299
 300         DBG("element %p name %s", element, element->name);
 301
 302         g_free(network->wifi.ssid);
 303         g_free(network->wifi.mode);
 304         g_free(network->wifi.security);
 305         g_free(network->wifi.passphrase);
 306
 307         g_free(network->group);
 308         g_free(network->node);
 309         g_free(network->name);
 310         g_free(network->address);
 311         g_free(network->identifier);
 312
 313         if (network->ipconfig) {
 314                 connman_ipconfig_unref(network->ipconfig);
 315                 network->ipconfig = NULL;
 316         }
 317
 318         network->device = NULL;
 319 }
 320
 321 /**
 322  * connman_network_create:
 323  * @identifier: network identifier (for example an unqiue name)
 324  *
 325  * Allocate a new network and assign the #identifier to it.
 326  *
 327  * Returns: a newly-allocated #connman_network structure
 328  */
 329 struct connman_network *connman_network_create(const char *identifier,
 330                                                 enum connman_network_type type)
 331 {
 332         struct connman_network *network;
 333         connman_uint8_t strength = 0;
 334         const char *str;
 335         char *temp;
 336
 337         DBG("identifier %s type %d", identifier, type);
 338
 339         network = g_try_new0(struct connman_network, 1);
 340         if (network == NULL)
 341                 return NULL;
 342
 343         DBG("network %p", network);
 344
 345         __connman_element_initialize(&network->element);
 346
 347         //temp = connman_dbus_encode_string(identifier);
 348         if (identifier == NULL) {
 349                 temp = g_strdup_printf("hidden_%d", hidden_counter++);
 350                 network->hidden = TRUE;
 351         } else
 352                 temp = g_strdup(identifier);
 353
 354         if (temp == NULL) {
 355                 g_free(network);
 356                 return NULL;
 357         }
 358
 359         network->element.name = temp;
 360         network->element.type = CONNMAN_ELEMENT_TYPE_NETWORK;
 361
 362         network->element.network = network;
 363         network->element.destruct = network_destruct;
 364
 365         str = type2string(type);
 366         if (str != NULL)
 367                 connman_element_set_string(&network->element, "Type", str);
 368
 369         connman_element_set_uint8(&network->element, "Strength", strength);
 370
 371         network->type       = type;
 372         network->identifier = g_strdup(temp);
 373
 374         return network;
 375 }
 376
 377 /**
 378  * connman_network_ref:
 379  * @network: network structure
 380  *
 381  * Increase reference counter of  network
 382  */
 383 struct connman_network *connman_network_ref(struct connman_network *network)
 384 {
 385         if (connman_element_ref(&network->element) == NULL)
 386                 return NULL;
 387
 388         return network;
 389 }
 390
 391 /**
 392  * connman_network_unref:
 393  * @network: network structure
 394  *
 395  * Decrease reference counter of network
 396  */
 397 void connman_network_unref(struct connman_network *network)
 398 {
 399         connman_element_unref(&network->element);
 400 }
 401
 402 const char *__connman_network_get_type(struct connman_network *network)
 403 {
 404         return type2string(network->type);
 405 }
 406
 407 /**
 408  * connman_network_get_type:
 409  * @network: network structure
 410  *
 411  * Get type of network
 412  */
 413 enum connman_network_type connman_network_get_type(struct connman_network *network)
 414 {
 415         return network->type;
 416 }
 417
 418 /**
 419  * connman_network_get_identifier:
 420  * @network: network structure
 421  *
 422  * Get identifier of network
 423  */
 424 const char *connman_network_get_identifier(struct connman_network *network)
 425 {
 426         return network->identifier;
 427 }
 428
 429 /**
 430  * connman_network_get_path:
 431  * @network: network structure
 432  *
 433  * Get path name of network
 434  */
 435 const char *connman_network_get_path(struct connman_network *network)
 436 {
 437         return network->element.path;
 438 }
 439
 440 /**
 441  * connman_network_set_index:
 442  * @network: network structure
 443  * @index: index number
 444  *
 445  * Set index number of network
 446  */
 447 void connman_network_set_index(struct connman_network *network, int index)
 448 {
 449         struct connman_service *service;
 450
 451         service = __connman_service_lookup_from_network(network);
 452         if (service == NULL)
 453                 goto done;
 454
 455         if (network->element.index < 0)
 456                 /*
 457                  * This is needed for plugins that havent set their ipconfig
 458                  * layer yet, due to not being able to get a network index
 459                  * prior to creating a service.
 460                  */
 461                 __connman_service_create_ipconfig(service, index);
 462         else {
 463                 struct connman_ipconfig *ipconfig;
 464
 465                 /* If index changed, the index of ipconfig must be reset. */
 466                 ipconfig = __connman_service_get_ipconfig(service);
 467                 if (ipconfig == NULL)
 468                         goto done;
 469
 470                 __connman_ipconfig_set_index(ipconfig, index);
 471         }
 472
 473 done:
 474         network->element.index = index;
 475 }
 476
 477 /**
 478  * connman_network_get_index:
 479  * @network: network structure
 480  *
 481  * Get index number of network
 482  */
 483 int connman_network_get_index(struct connman_network *network)
 484 {
 485         return network->element.index;
 486 }
 487
 488 /**
 489  * connman_network_get_element:
 490  * @network: network structure
 491  *
 492  * Get connman_element of network
 493  */
 494 struct connman_element *connman_network_get_element(
 495                                 struct connman_network *network)
 496 {
 497         return &network->element;
 498 }
 499
 500 /**
 501  * connman_network_set_protocol:
 502  * @network: network structure
 503  * @protocol: network protocol
 504  *
 505  * Change protocol of network
 506  */
 507 void connman_network_set_protocol(struct connman_network *network,
 508                                         enum connman_network_protocol protocol)
 509 {
 510         network->protocol = protocol;
 511 }
 512
 513 /**
 514  * connman_network_set_group:
 515  * @network: network structure
 516  * @group: group name
 517  *
 518  * Set group name for automatic clustering
 519  */
 520 void connman_network_set_group(struct connman_network *network,
 521                                                         const char *group)
 522 {
 523         switch (network->type) {
 524         case CONNMAN_NETWORK_TYPE_UNKNOWN:
 525         case CONNMAN_NETWORK_TYPE_VENDOR:
 526                 return;
 527         case CONNMAN_NETWORK_TYPE_ETHERNET:
 528         case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
 529         case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
 530         case CONNMAN_NETWORK_TYPE_CELLULAR:
 531         case CONNMAN_NETWORK_TYPE_WIFI:
 532         case CONNMAN_NETWORK_TYPE_WIMAX:
 533                 break;
 534         }
 535
 536         if (g_strcmp0(network->group, group) == 0) {
 537                 if (group != NULL)
 538                         __connman_profile_update_network(network);
 539                 return;
 540         }
 541
 542         if (network->group != NULL) {
 543                 __connman_profile_remove_network(network);
 544
 545                 g_free(network->group);
 546         }
 547
 548         network->group = g_strdup(group);
 549
 550         if (network->group != NULL)
 551                 __connman_profile_add_network(network);
 552 }
 553
 554 /**
 555  * connman_network_get_group:
 556  * @network: network structure
 557  *
 558  * Get group name for automatic clustering
 559  */
 560 const char *connman_network_get_group(struct connman_network *network)
 561 {
 562         return network->group;
 563 }
 564
 565 const char *__connman_network_get_ident(struct connman_network *network)
 566 {
 567         if (network->device == NULL)
 568                 return NULL;
 569
 570         return __connman_device_get_ident(network->device);
 571 }
 572
 573 connman_bool_t __connman_network_get_weakness(struct connman_network *network)
 574 {
 575         switch (network->type) {
 576         case CONNMAN_NETWORK_TYPE_UNKNOWN:
 577         case CONNMAN_NETWORK_TYPE_VENDOR:
 578         case CONNMAN_NETWORK_TYPE_ETHERNET:
 579         case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
 580         case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
 581         case CONNMAN_NETWORK_TYPE_CELLULAR:
 582         case CONNMAN_NETWORK_TYPE_WIMAX:
 583                 break;
 584         case CONNMAN_NETWORK_TYPE_WIFI:
 585                 if (g_strcmp0(network->wifi.mode, "adhoc") == 0)
 586                         return TRUE;
 587                 if (network->strength > 0 && network->strength < 20)
 588                         return TRUE;
 589                 break;
 590         }
 591
 592         return FALSE;
 593 }
 594
 595 connman_bool_t __connman_network_get_connecting(struct connman_network *network)
 596 {
 597         return network->connecting;
 598 }
 599
 600 /**
 601  * connman_network_set_available:
 602  * @network: network structure
 603  * @available: availability state
 604  *
 605  * Change availability state of network (in range)
 606  */
 607 int connman_network_set_available(struct connman_network *network,
 608                                                 connman_bool_t available)
 609 {
 610         DBG("network %p available %d", network, available);
 611
 612         if (network->available == available)
 613                 return -EALREADY;
 614
 615         network->available = available;
 616
 617         return 0;
 618 }
 619
 620 /**
 621  * connman_network_get_available:
 622  * @network: network structure
 623  *
 624  * Get network available setting
 625  */
 626 connman_bool_t connman_network_get_available(struct connman_network *network)
 627 {
 628         if (network->hidden == TRUE)
 629                 return TRUE;
 630
 631         return network->available;
 632 }
 633
 634 /**
 635  * connman_network_set_associating:
 636  * @network: network structure
 637  * @associating: associating state
 638  *
 639  * Change associating state of network
 640  */
 641 int connman_network_set_associating(struct connman_network *network,
 642                                                 connman_bool_t associating)
 643 {
 644         DBG("network %p associating %d", network, associating);
 645
 646         if (network->associating == associating)
 647                 return -EALREADY;
 648
 649         network->associating = associating;
 650
 651         if (associating == TRUE) {
 652                 struct connman_service *service;
 653
 654                 service = __connman_service_lookup_from_network(network);
 655                 __connman_service_indicate_state(service,
 656                                         CONNMAN_SERVICE_STATE_ASSOCIATION);
 657         }
 658
 659         return 0;
 660 }
 661
 662 static void set_associate_error(struct connman_network *network)
 663 {
 664         struct connman_service *service;
 665
 666         if (network->associating == FALSE)
 667                 return ;
 668
 669         network->associating = FALSE;
 670
 671         service = __connman_service_lookup_from_network(network);
 672
 673         __connman_service_indicate_state(service,
 674                                         CONNMAN_SERVICE_STATE_FAILURE);
 675 }
 676
 677 static void set_configure_error(struct connman_network *network)
 678 {
 679         struct connman_service *service;
 680
 681         network->connecting = FALSE;
 682
 683         service = __connman_service_lookup_from_network(network);
 684
 685         __connman_service_indicate_state(service,
 686                                         CONNMAN_SERVICE_STATE_FAILURE);
 687 }
 688
 689 void connman_network_set_method(struct connman_network *network,
 690                                         enum connman_ipconfig_method method)
 691 {
 692         struct connman_service *service;
 693         struct connman_ipconfig *ipconfig;
 694
 695         network->element.ipv4.method = method;
 696
 697         service = __connman_service_lookup_from_network(network);
 698         if (service == NULL)
 699                 return;
 700
 701         ipconfig = __connman_service_get_ipconfig(service);
 702         if (ipconfig == NULL)
 703                 return;
 704
 705         connman_ipconfig_set_method(ipconfig, method);
 706 }
 707
 708 void connman_network_set_error(struct connman_network *network,
 709                                         enum connman_network_error error)
 710 {
 711         DBG("nework %p, error %d", network, error);
 712
 713         network->connecting = FALSE;
 714
 715         switch (error) {
 716         case CONNMAN_NETWORK_ERROR_UNKNOWN:
 717                 return;
 718         case CONNMAN_NETWORK_ERROR_ASSOCIATE_FAIL:
 719                 set_associate_error(network);
 720                 break;
 721         case CONNMAN_NETWORK_ERROR_CONFIGURE_FAIL:
 722                 set_configure_error(network);
 723                 break;
 724         }
 725 }
 726
 727 static void set_configuration(struct connman_network *network)
 728 {
 729         struct connman_service *service;
 730
 731         DBG("network %p", network);
 732
 733         __connman_device_increase_connections(network->device);
 734
 735         __connman_device_set_network(network->device, network);
 736
 737         connman_device_set_disconnected(network->device, FALSE);
 738
 739         service = __connman_service_lookup_from_network(network);
 740         __connman_service_indicate_state(service,
 741                                         CONNMAN_SERVICE_STATE_CONFIGURATION);
 742 }
 743
 744 static int set_connected_fixed(struct connman_network *network)
 745 {
 746         struct connman_service *service;
 747         struct connman_element *parent, *element;
 748
 749         DBG("");
 750
 751         service = __connman_service_lookup_from_network(network);
 752
 753         parent = connman_network_get_element(network);
 754
 755         set_configuration(network);
 756
 757         if (parent->ipv4.address == NULL)
 758                 return -EINVAL;
 759
 760         if (parent->ipv4.netmask == NULL)
 761                 return -EINVAL;
 762
 763         element = connman_element_create(NULL);
 764         if (element == NULL) {
 765                 connman_error("Can not create connman_element");
 766                 return -ENOMEM;
 767         }
 768
 769         element->type = CONNMAN_ELEMENT_TYPE_IPV4;
 770         element->index = parent->index;
 771
 772         if (connman_element_register(element, parent) < 0) {
 773                 connman_error("Can not register connman_element");
 774                 return -EINVAL;
 775         }
 776
 777         network->connecting = FALSE;
 778
 779         connman_network_set_associating(network, FALSE);
 780
 781         return 0;
 782 }
 783
 784 static void set_connected_manual(struct connman_network *network)
 785 {
 786         struct connman_service *service;
 787         struct connman_ipconfig *ipconfig;
 788         const char *nameserver = NULL;
 789         int err;
 790
 791         DBG("network %p", network);
 792
 793         service = __connman_service_lookup_from_network(network);
 794
 795         ipconfig = __connman_service_get_ipconfig(service);
 796
 797         set_configuration(network);
 798
 799         err = __connman_ipconfig_set_address(ipconfig);
 800         if (err < 0) {
 801                 connman_network_set_error(network,
 802                         CONNMAN_NETWORK_ERROR_CONFIGURE_FAIL);
 803                 return;
 804         }
 805
 806         connman_element_get_value(&network->element,
 807                         CONNMAN_PROPERTY_ID_IPV4_NAMESERVER, &nameserver);
 808         if (nameserver != NULL)
 809                 __connman_service_append_nameserver(service, nameserver);
 810
 811         __connman_ipconfig_set_gateway(ipconfig, &network->element);
 812
 813         network->connecting = FALSE;
 814
 815         connman_network_set_associating(network, FALSE);
 816
 817         __connman_service_indicate_state(service, CONNMAN_SERVICE_STATE_READY);
 818 }
 819
 820 static int set_connected_dhcp(struct connman_network *network)
 821 {
 822         struct connman_element *element;
 823         int error;
 824
 825         DBG("network %p", network);
 826
 827         if (network->protocol != CONNMAN_NETWORK_PROTOCOL_IP)
 828                 return -EINVAL;
 829
 830         element = connman_element_create(NULL);
 831         if (element == NULL)
 832                 return -ENOMEM;
 833
 834         element->type  = CONNMAN_ELEMENT_TYPE_DHCP;
 835         element->index = network->element.index;
 836
 837         error = connman_element_register(element, &network->element);
 838         if (error < 0) {
 839                 connman_element_unref(element);
 840                 return error;
 841         }
 842
 843         set_configuration(network);
 844
 845         return 0;
 846 }
 847
 848 static gboolean set_connected(gpointer user_data)
 849 {
 850         struct connman_network *network = user_data;
 851         struct connman_service *service;
 852         struct connman_ipconfig *ipconfig;
 853         enum connman_ipconfig_method method;
 854
 855         service = __connman_service_lookup_from_network(network);
 856
 857         ipconfig = __connman_service_get_ipconfig(service);
 858
 859         method = __connman_ipconfig_get_method(ipconfig);
 860
 861         DBG("method %d", method);
 862
 863         if (network->connected == TRUE) {
 864                 switch (method) {
 865                 case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
 866                 case CONNMAN_IPCONFIG_METHOD_OFF:
 867                         return FALSE;
 868                 case CONNMAN_IPCONFIG_METHOD_FIXED:
 869                         if (set_connected_fixed(network) < 0) {
 870                                 connman_network_set_error(network,
 871                                         CONNMAN_NETWORK_ERROR_ASSOCIATE_FAIL);
 872                                 return FALSE;
 873                         }
 874                         return TRUE;
 875                 case CONNMAN_IPCONFIG_METHOD_MANUAL:
 876                         set_connected_manual(network);
 877                         return TRUE;
 878                 case CONNMAN_IPCONFIG_METHOD_DHCP:
 879                         if (set_connected_dhcp(network) < 0) {
 880                                 connman_network_set_error(network,
 881                                         CONNMAN_NETWORK_ERROR_ASSOCIATE_FAIL);
 882                                 return FALSE;
 883                         }
 884                 }
 885
 886         } else {
 887                 struct connman_service *service;
 888
 889                 connman_element_unregister_children(&network->element);
 890
 891                 __connman_device_set_network(network->device, NULL);
 892                 network->hidden = FALSE;
 893
 894                 __connman_device_decrease_connections(network->device);
 895
 896                 service = __connman_service_lookup_from_network(network);
 897
 898                 __connman_service_indicate_state(service,
 899                                                 CONNMAN_SERVICE_STATE_IDLE);
 900         }
 901
 902         network->connecting = FALSE;
 903
 904         connman_network_set_associating(network, FALSE);
 905
 906         return FALSE;
 907 }
 908
 909 /**
 910  * connman_network_set_connected:
 911  * @network: network structure
 912  * @connected: connected state
 913  *
 914  * Change connected state of network
 915  */
 916 int connman_network_set_connected(struct connman_network *network,
 917                                                 connman_bool_t connected)
 918 {
 919         DBG("network %p connected %d", network, connected);
 920
 921         if ((network->connecting == TRUE || network->associating == TRUE) &&
 922                                                         connected == FALSE) {
 923                 connman_element_set_error(&network->element,
 924                                         CONNMAN_ELEMENT_ERROR_CONNECT_FAILED);
 925                 __connman_network_disconnect(network);
 926         }
 927
 928         if (network->connected == connected)
 929                 return -EALREADY;
 930
 931         network->connected = connected;
 932
 933         if (network->registered == FALSE) {
 934                 g_idle_add(set_connected, network);
 935                 return 0;
 936         }
 937
 938         connman_dbus_property_changed_basic(network->element.path,
 939                                 CONNMAN_NETWORK_INTERFACE, "Connected",
 940                                                 DBUS_TYPE_BOOLEAN, &connected);
 941
 942         set_connected(network);
 943
 944         return 0;
 945 }
 946
 947 /**
 948  * connman_network_get_connected:
 949  * @network: network structure
 950  *
 951  * Get network connection status
 952  */
 953 connman_bool_t connman_network_get_connected(struct connman_network *network)
 954 {
 955         return network->connected;
 956 }
 957
 958 /**
 959  * connman_network_get_associating:
 960  * @network: network structure
 961  *
 962  * Get network associating status
 963  */
 964 connman_bool_t connman_network_get_associating(struct connman_network *network)
 965 {
 966         return network->associating;
 967 }
 968
 969 /**
 970  * __connman_network_connect:
 971  * @network: network structure
 972  *
 973  * Connect network
 974  */
 975 int __connman_network_connect(struct connman_network *network)
 976 {
 977         int err;
 978
 979         DBG("network %p", network);
 980
 981         if (network->connected == TRUE)
 982                 return -EISCONN;
 983
 984         if (network->connecting == TRUE || network->associating == TRUE)
 985                 return -EALREADY;
 986
 987         if (network->driver == NULL)
 988                 return -EUNATCH;
 989
 990         if (network->driver->connect == NULL)
 991                 return -ENOSYS;
 992
 993         __connman_device_disconnect(network->device);
 994
 995         network->connecting = TRUE;
 996
 997         err = network->driver->connect(network);
 998         if (err < 0) {
 999                 if (err == -EINPROGRESS)
1000                         connman_network_set_associating(network, TRUE);
1001                 else {
1002                         network->connecting = FALSE;
1003                         network->hidden = FALSE;
1004                 }
1005
1006                 return err;
1007         }
1008
1009         network->connected = TRUE;
1010         set_connected(network);
1011
1012         return err;
1013 }
1014
1015 /**
1016  * __connman_network_disconnect:
1017  * @network: network structure
1018  *
1019  * Disconnect network
1020  */
1021 int __connman_network_disconnect(struct connman_network *network)
1022 {
1023         int err;
1024
1025         DBG("network %p", network);
1026
1027         if (network->connected == FALSE && network->connecting == FALSE &&
1028                                                 network->associating == FALSE)
1029                 return -ENOTCONN;
1030
1031         if (network->driver == NULL)
1032                 return -EUNATCH;
1033
1034         if (network->driver->disconnect == NULL)
1035                 return -ENOSYS;
1036
1037         network->connecting = FALSE;
1038
1039         err = network->driver->disconnect(network);
1040         if (err == 0) {
1041                 connman_network_set_connected(network, FALSE);
1042                 set_connected(network);
1043         }
1044
1045         return err;
1046 }
1047
1048 static int dhcp_start(struct connman_network *network)
1049 {
1050         struct connman_element *element;
1051         int error;
1052
1053         if (network->protocol != CONNMAN_NETWORK_PROTOCOL_IP)
1054                 return -EINVAL;
1055
1056         element = connman_element_create(NULL);
1057         if (element == NULL)
1058                 return -ENOMEM;
1059
1060         element->type  = CONNMAN_ELEMENT_TYPE_DHCP;
1061         element->index = network->element.index;
1062
1063         error = connman_element_register(element, &network->element);
1064         if (error < 0) {
1065                 connman_element_unref(element);
1066                 return error;
1067         }
1068
1069         return 0;
1070 }
1071
1072 static int dhcp_stop(struct connman_network *network)
1073 {
1074         if (network->protocol != CONNMAN_NETWORK_PROTOCOL_IP)
1075                 return -EINVAL;
1076
1077         connman_element_unregister_children_type(&network->element,
1078                                         CONNMAN_ELEMENT_TYPE_CONNECTION);
1079         connman_element_unregister_children_type(&network->element,
1080                                                 CONNMAN_ELEMENT_TYPE_IPV4);
1081         connman_element_unregister_children_type(&network->element,
1082                                                 CONNMAN_ELEMENT_TYPE_DHCP);
1083
1084         return 0;
1085 }
1086
1087 static int manual_ipv4_set(struct connman_network *network,
1088                                 struct connman_ipconfig *ipconfig)
1089 {
1090         struct connman_service *service;
1091         int err;
1092
1093         service = __connman_service_lookup_from_network(network);
1094         if (service == NULL)
1095                 return -EINVAL;
1096
1097         err = __connman_ipconfig_set_address(ipconfig);
1098         if (err < 0) {
1099                 connman_network_set_error(network,
1100                         CONNMAN_NETWORK_ERROR_CONFIGURE_FAIL);
1101                 return err;
1102         }
1103
1104         __connman_ipconfig_set_gateway(ipconfig, &network->element);
1105
1106         __connman_service_indicate_state(service, CONNMAN_SERVICE_STATE_READY);
1107
1108         return 0;
1109 }
1110
1111 int __connman_network_clear_ipconfig(struct connman_network *network,
1112                                         struct connman_ipconfig *ipconfig)
1113 {
1114         struct connman_service *service;
1115         enum connman_ipconfig_method method;
1116
1117         service = __connman_service_lookup_from_network(network);
1118         if (service == NULL)
1119                 return -EINVAL;
1120
1121         method = __connman_ipconfig_get_method(ipconfig);
1122
1123         switch (method) {
1124         case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
1125         case CONNMAN_IPCONFIG_METHOD_OFF:
1126         case CONNMAN_IPCONFIG_METHOD_FIXED:
1127                 return -EINVAL;
1128         case CONNMAN_IPCONFIG_METHOD_MANUAL:
1129                 connman_element_unregister_children_type(&network->element,
1130                                         CONNMAN_ELEMENT_TYPE_CONNECTION);
1131                 __connman_ipconfig_clear_address(ipconfig);
1132                 break;
1133         case CONNMAN_IPCONFIG_METHOD_DHCP:
1134                 dhcp_stop(network);
1135                 break;
1136         }
1137
1138         __connman_service_indicate_state(service,
1139                                         CONNMAN_SERVICE_STATE_CONFIGURATION);
1140
1141         return 0;
1142 }
1143
1144 int __connman_network_set_ipconfig(struct connman_network *network, struct connman_ipconfig *ipconfig)
1145 {
1146         enum connman_ipconfig_method method;
1147
1148         method = __connman_ipconfig_get_method(ipconfig);
1149
1150         switch (method) {
1151         case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
1152         case CONNMAN_IPCONFIG_METHOD_OFF:
1153         case CONNMAN_IPCONFIG_METHOD_FIXED:
1154                 return -EINVAL;
1155         case CONNMAN_IPCONFIG_METHOD_MANUAL:
1156                 return manual_ipv4_set(network, ipconfig);
1157         case CONNMAN_IPCONFIG_METHOD_DHCP:
1158                 return dhcp_start(network);
1159         }
1160
1161         return 0;
1162 }
1163
1164 /**
1165  * connman_network_set_address:
1166  * @network: network structure
1167  * @address: binary address value
1168  * @size: binary address length
1169  *
1170  * Set unique address value for network
1171  */
1172 int connman_network_set_address(struct connman_network *network,
1173                                 const void *address, unsigned int size)
1174 {
1175         const unsigned char *addr_octet = address;
1176         char *str;
1177
1178         DBG("network %p size %d", network, size);
1179
1180         if (size != 6)
1181                 return -EINVAL;
1182
1183         str = g_strdup_printf("%02X:%02X:%02X:%02X:%02X:%02X",
1184                                 addr_octet[0], addr_octet[1], addr_octet[2],
1185                                 addr_octet[3], addr_octet[4], addr_octet[5]);
1186         if (str == NULL)
1187                 return -ENOMEM;
1188
1189         g_free(network->address);
1190         network->address = str;
1191
1192         return connman_element_set_string(&network->element,
1193                                                 "Address", network->address);
1194 }
1195
1196 /**
1197  * connman_network_set_name:
1198  * @network: network structure
1199  * @name: name value
1200  *
1201  * Set display name value for network
1202  */
1203 int connman_network_set_name(struct connman_network *network,
1204                                                         const char *name)
1205 {
1206         DBG("network %p name %s", network, name);
1207
1208         g_free(network->name);
1209         network->name = g_strdup(name);
1210
1211         return connman_element_set_string(&network->element, "Name", name);
1212 }
1213
1214 /**
1215  * connman_network_set_strength:
1216  * @network: network structure
1217  * @strength: strength value
1218  *
1219  * Set signal strength value for network
1220  */
1221 int connman_network_set_strength(struct connman_network *network,
1222                                                 connman_uint8_t strength)
1223 {
1224         DBG("network %p strengh %d", network, strength);
1225
1226         network->strength = strength;
1227
1228         return connman_element_set_uint8(&network->element,
1229                                                 "Strength", strength);
1230 }
1231
1232 /**
1233  * connman_network_set_roaming:
1234  * @network: network structure
1235  * @roaming: roaming state
1236  *
1237  * Set roaming state for network
1238  */
1239 int connman_network_set_roaming(struct connman_network *network,
1240                                                 connman_bool_t roaming)
1241 {
1242         DBG("network %p roaming %d", network, roaming);
1243
1244         network->roaming = roaming;
1245
1246         return connman_element_set_bool(&network->element,
1247                                                 "Roaming", roaming);
1248 }
1249
1250 /**
1251  * connman_network_set_string:
1252  * @network: network structure
1253  * @key: unique identifier
1254  * @value: string value
1255  *
1256  * Set string value for specific key
1257  */
1258 int connman_network_set_string(struct connman_network *network,
1259                                         const char *key, const char *value)
1260 {
1261         int err;
1262
1263         DBG("network %p key %s value %s", network, key, value);
1264
1265         if (g_strcmp0(key, "Name") == 0)
1266                 return connman_network_set_name(network, value);
1267
1268         if (g_str_equal(key, "Address") == TRUE) {
1269                 g_free(network->address);
1270                 network->address = g_strdup(value);
1271         } else if (g_str_equal(key, "Node") == TRUE) {
1272                 g_free(network->node);
1273                 network->node = g_strdup(value);
1274         } else if (g_str_equal(key, "WiFi.Mode") == TRUE) {
1275                 g_free(network->wifi.mode);
1276                 network->wifi.mode = g_strdup(value);
1277         } else if (g_str_equal(key, "WiFi.Security") == TRUE) {
1278                 g_free(network->wifi.security);
1279                 network->wifi.security = g_strdup(value);
1280         } else if (g_str_equal(key, "WiFi.Passphrase") == TRUE) {
1281                 g_free(network->wifi.passphrase);
1282                 network->wifi.passphrase = g_strdup(value);
1283         } else if (g_str_equal(key, "WiFi.EAP") == TRUE) {
1284                 g_free(network->wifi.eap);
1285                 network->wifi.eap = g_strdup(value);
1286         } else if (g_str_equal(key, "WiFi.Identity") == TRUE) {
1287                 g_free(network->wifi.identity);
1288                 network->wifi.identity = g_strdup(value);
1289         } else if (g_str_equal(key, "WiFi.CACertFile") == TRUE) {
1290                 g_free(network->wifi.ca_cert_path);
1291                 network->wifi.ca_cert_path = g_strdup(value);
1292         } else if (g_str_equal(key, "WiFi.ClientCertFile") == TRUE) {
1293                 g_free(network->wifi.client_cert_path);
1294                 network->wifi.client_cert_path = g_strdup(value);
1295         } else if (g_str_equal(key, "WiFi.PrivateKeyFile") == TRUE) {
1296                 g_free(network->wifi.private_key_path);
1297                 network->wifi.private_key_path = g_strdup(value);
1298         } else if (g_str_equal(key, "WiFi.PrivateKeyPassphrase") == TRUE) {
1299                 g_free(network->wifi.private_key_passphrase);
1300                 network->wifi.private_key_passphrase = g_strdup(value);
1301         } else if (g_str_equal(key, "WiFi.Phase2") == TRUE) {
1302                 g_free(network->wifi.phase2_auth);
1303                 network->wifi.phase2_auth = g_strdup(value);
1304         }
1305
1306         err = connman_element_set_string(&network->element, key, value);
1307         if (err < 0)
1308                 return err;
1309
1310         if (network->driver == NULL)
1311                 return 0;
1312
1313         if (network->driver->setup)
1314                 return network->driver->setup(network, key);
1315
1316         return 0;
1317 }
1318
1319 /**
1320  * connman_network_get_string:
1321  * @network: network structure
1322  * @key: unique identifier
1323  *
1324  * Get string value for specific key
1325  */
1326 const char *connman_network_get_string(struct connman_network *network,
1327                                                         const char *key)
1328 {
1329         DBG("network %p key %s", network, key);
1330
1331         if (g_str_equal(key, "Address") == TRUE)
1332                 return network->address;
1333         else if (g_str_equal(key, "Name") == TRUE)
1334                 return network->name;
1335         else if (g_str_equal(key, "Node") == TRUE)
1336                 return network->node;
1337         else if (g_str_equal(key, "WiFi.Mode") == TRUE)
1338                 return network->wifi.mode;
1339         else if (g_str_equal(key, "WiFi.Security") == TRUE)
1340                 return network->wifi.security;
1341         else if (g_str_equal(key, "WiFi.Passphrase") == TRUE)
1342                 return network->wifi.passphrase;
1343         else if (g_str_equal(key, "WiFi.EAP") == TRUE)
1344                 return network->wifi.eap;
1345         else if (g_str_equal(key, "WiFi.Identity") == TRUE)
1346                 return network->wifi.identity;
1347         else if (g_str_equal(key, "WiFi.CACertFile") == TRUE)
1348                 return network->wifi.ca_cert_path;
1349         else if (g_str_equal(key, "WiFi.ClientCertFile") == TRUE)
1350                 return network->wifi.client_cert_path;
1351         else if (g_str_equal(key, "WiFi.PrivateKeyFile") == TRUE)
1352                 return network->wifi.private_key_path;
1353         else if (g_str_equal(key, "WiFi.PrivateKeyPassphrase") == TRUE)
1354                 return network->wifi.private_key_passphrase;
1355         else if (g_str_equal(key, "WiFi.Phase2") == TRUE)
1356                 return network->wifi.phase2_auth;
1357
1358         return connman_element_get_string(&network->element, key);
1359 }
1360
1361 /**
1362  * connman_network_set_bool:
1363  * @network: network structure
1364  * @key: unique identifier
1365  * @value: boolean value
1366  *
1367  * Set boolean value for specific key
1368  */
1369 int connman_network_set_bool(struct connman_network *network,
1370                                         const char *key, connman_bool_t value)
1371 {
1372         DBG("network %p key %s value %d", network, key, value);
1373
1374         if (g_strcmp0(key, "Roaming") == 0)
1375                 return connman_network_set_roaming(network, 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
1395         return connman_element_get_bool(&network->element, key);
1396 }
1397
1398 /**
1399  * connman_network_set_uint8:
1400  * @network: network structure
1401  * @key: unique identifier
1402  * @value: integer value
1403  *
1404  * Set integer value for specific key
1405  */
1406 int connman_network_set_uint8(struct connman_network *network,
1407                                         const char *key, connman_uint8_t value)
1408 {
1409         DBG("network %p key %s value %d", network, key, value);
1410
1411         if (g_strcmp0(key, "Strength") == 0)
1412                 return connman_network_set_strength(network, value);
1413
1414         return connman_element_set_uint8(&network->element, key, value);
1415 }
1416
1417 /**
1418  * connman_network_get_uint8:
1419  * @network: network structure
1420  * @key: unique identifier
1421  *
1422  * Get integer value for specific key
1423  */
1424 connman_uint8_t connman_network_get_uint8(struct connman_network *network,
1425                                                         const char *key)
1426 {
1427         DBG("network %p key %s", network, key);
1428
1429         if (g_str_equal(key, "Strength") == TRUE)
1430                 return network->strength;
1431
1432         return connman_element_get_uint8(&network->element, key);
1433 }
1434
1435 /**
1436  * connman_network_set_uint16:
1437  * @network: network structure
1438  * @key: unique identifier
1439  * @value: integer value
1440  *
1441  * Set integer value for specific key
1442  */
1443 int connman_network_set_uint16(struct connman_network *network,
1444                                 const char *key, connman_uint16_t value)
1445 {
1446         DBG("network %p key %s value %d", network, key, value);
1447
1448         if (g_str_equal(key, "Frequency") == TRUE)
1449                 network->frequency = value;
1450         else if (g_str_equal(key, "WiFi.Channel") == TRUE)
1451                 network->wifi.channel = value;
1452
1453         return -EINVAL;
1454 }
1455
1456 /**
1457  * connman_network_get_uint16:
1458  * @network: network structure
1459  * @key: unique identifier
1460  *
1461  * Get integer value for specific key
1462  */
1463 connman_uint16_t connman_network_get_uint16(struct connman_network *network,
1464                                                         const char *key)
1465 {
1466         DBG("network %p key %s", network, key);
1467
1468         if (g_str_equal(key, "Frequency") == TRUE)
1469                 return network->frequency;
1470         else if (g_str_equal(key, "WiFi.Channel") == TRUE)
1471                 return network->wifi.channel;
1472
1473         return 0;
1474 }
1475
1476 /**
1477  * connman_network_set_blob:
1478  * @network: network structure
1479  * @key: unique identifier
1480  * @data: blob data
1481  * @size: blob size
1482  *
1483  * Set binary blob value for specific key
1484  */
1485 int connman_network_set_blob(struct connman_network *network,
1486                         const char *key, const void *data, unsigned int size)
1487 {
1488         DBG("network %p key %s size %d", network, key, size);
1489
1490         if (g_strcmp0(key, "Address") == 0)
1491                 return connman_network_set_address(network, data, size);
1492
1493         if (g_str_equal(key, "WiFi.SSID") == TRUE) {
1494                 g_free(network->wifi.ssid);
1495                 network->wifi.ssid = g_try_malloc(size);
1496                 if (network->wifi.ssid != NULL) {
1497                         memcpy(network->wifi.ssid, data, size);
1498                         network->wifi.ssid_len = size;
1499                 } else
1500                         network->wifi.ssid_len = 0;
1501         }
1502
1503         return connman_element_set_blob(&network->element, key, data, size);
1504 }
1505
1506 /**
1507  * connman_network_get_blob:
1508  * @network: network structure
1509  * @key: unique identifier
1510  * @size: pointer to blob size
1511  *
1512  * Get binary blob value for specific key
1513  */
1514 const void *connman_network_get_blob(struct connman_network *network,
1515                                         const char *key, unsigned int *size)
1516 {
1517         DBG("network %p key %s", network, key);
1518
1519         if (g_str_equal(key, "WiFi.SSID") == TRUE) {
1520                 if (size != NULL)
1521                         *size = network->wifi.ssid_len;
1522                 return network->wifi.ssid;
1523         }
1524
1525         return connman_element_get_blob(&network->element, key, size);
1526 }
1527
1528 void __connman_network_set_device(struct connman_network *network,
1529                                         struct connman_device *device)
1530 {
1531         network->device = device;
1532 }
1533
1534 /**
1535  * connman_network_get_device:
1536  * @network: network structure
1537  *
1538  * Get parent device of network
1539  */
1540 struct connman_device *connman_network_get_device(struct connman_network *network)
1541 {
1542         return network->device;
1543 }
1544
1545 /**
1546  * connman_network_get_data:
1547  * @network: network structure
1548  *
1549  * Get private network data pointer
1550  */
1551 void *connman_network_get_data(struct connman_network *network)
1552 {
1553         return network->driver_data;
1554 }
1555
1556 /**
1557  * connman_network_set_data:
1558  * @network: network structure
1559  * @data: data pointer
1560  *
1561  * Set private network data pointer
1562  */
1563 void connman_network_set_data(struct connman_network *network, void *data)
1564 {
1565         network->driver_data = data;
1566 }
1567
1568 static gboolean match_driver(struct connman_network *network,
1569                                         struct connman_network_driver *driver)
1570 {
1571         if (network->type == driver->type ||
1572                         driver->type == CONNMAN_NETWORK_TYPE_UNKNOWN)
1573                 return TRUE;
1574
1575         return FALSE;
1576 }
1577
1578 static int network_probe(struct connman_element *element)
1579 {
1580         struct connman_network *network = element->network;
1581         GSList *list;
1582         int err;
1583
1584         DBG("element %p name %s", element, element->name);
1585
1586         if (network == NULL)
1587                 return -ENODEV;
1588
1589         for (list = driver_list; list; list = list->next) {
1590                 struct connman_network_driver *driver = list->data;
1591
1592                 if (match_driver(network, driver) == FALSE)
1593                         continue;
1594
1595                 DBG("driver %p name %s", driver, driver->name);
1596
1597                 if (driver->probe(network) == 0) {
1598                         network->driver = driver;
1599                         break;
1600                 }
1601         }
1602
1603         if (network->driver == NULL)
1604                 return -ENODEV;
1605
1606         err = register_interface(element);
1607         if (err < 0) {
1608                 if (network->driver->remove)
1609                         network->driver->remove(network);
1610                 return err;
1611         }
1612
1613         switch (network->type) {
1614         case CONNMAN_NETWORK_TYPE_UNKNOWN:
1615         case CONNMAN_NETWORK_TYPE_VENDOR:
1616                 break;
1617         case CONNMAN_NETWORK_TYPE_ETHERNET:
1618         case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
1619         case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
1620         case CONNMAN_NETWORK_TYPE_CELLULAR:
1621         case CONNMAN_NETWORK_TYPE_WIFI:
1622         case CONNMAN_NETWORK_TYPE_WIMAX:
1623                 if (network->group != NULL)
1624                         __connman_profile_add_network(network);
1625                 break;
1626         }
1627
1628         return 0;
1629 }
1630
1631 static void network_remove(struct connman_element *element)
1632 {
1633         struct connman_network *network = element->network;
1634
1635         DBG("element %p name %s", element, element->name);
1636
1637         if (network == NULL)
1638                 return;
1639
1640         if (network->driver == NULL)
1641                 return;
1642
1643         switch (network->type) {
1644         case CONNMAN_NETWORK_TYPE_UNKNOWN:
1645         case CONNMAN_NETWORK_TYPE_VENDOR:
1646                 break;
1647         case CONNMAN_NETWORK_TYPE_ETHERNET:
1648         case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
1649         case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
1650         case CONNMAN_NETWORK_TYPE_CELLULAR:
1651         case CONNMAN_NETWORK_TYPE_WIFI:
1652         case CONNMAN_NETWORK_TYPE_WIMAX:
1653                 if (network->group != NULL) {
1654                         __connman_profile_remove_network(network);
1655
1656                         g_free(network->group);
1657                         network->group = NULL;
1658                 }
1659                 break;
1660         }
1661
1662         unregister_interface(element);
1663
1664         if (network->driver->remove)
1665                 network->driver->remove(network);
1666 }
1667
1668 static void network_change(struct connman_element *element)
1669 {
1670         struct connman_network *network = element->network;
1671
1672         DBG("element %p name %s", element, element->name);
1673
1674         if (element->state != CONNMAN_ELEMENT_STATE_ERROR)
1675                 return;
1676
1677         if (element->error != CONNMAN_ELEMENT_ERROR_DHCP_FAILED)
1678                 return;
1679
1680         if (network->connected == FALSE)
1681                 return;
1682
1683         connman_element_unregister_children(element);
1684
1685         connman_device_set_disconnected(network->device, TRUE);
1686
1687         if (network->driver && network->driver->disconnect) {
1688                 network->driver->disconnect(network);
1689                 return;
1690         }
1691
1692         network->connected = FALSE;
1693 }
1694
1695 static struct connman_driver network_driver = {
1696         .name           = "network",
1697         .type           = CONNMAN_ELEMENT_TYPE_NETWORK,
1698         .priority       = CONNMAN_DRIVER_PRIORITY_LOW,
1699         .probe          = network_probe,
1700         .remove         = network_remove,
1701         .change         = network_change,
1702 };
1703
1704 int __connman_network_init(void)
1705 {
1706         DBG("");
1707
1708         connection = connman_dbus_get_connection();
1709
1710         return connman_driver_register(&network_driver);
1711 }
1712
1713 void __connman_network_cleanup(void)
1714 {
1715         DBG("");
1716
1717         connman_driver_unregister(&network_driver);
1718
1719         dbus_connection_unref(connection);
1720 }