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         struct connman_ipconfig *ipconfig;
 451
 452         service = __connman_service_lookup_from_network(network);
 453         if (service == NULL)
 454                 goto done;
 455
 456         ipconfig = __connman_service_get_ipconfig(service);
 457
 458         if (network->element.index < 0 && ipconfig == NULL)
 459                 /*
 460                  * This is needed for plugins that havent set their ipconfig
 461                  * layer yet, due to not being able to get a network index
 462                  * prior to creating a service.
 463                  */
 464                 __connman_service_create_ipconfig(service, index);
 465         else {
 466                 /* If index changed, the index of ipconfig must be reset. */
 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 int manual_ipv6_set(struct connman_network *network,
 849                                 struct connman_ipconfig *ipconfig_ipv6)
 850 {
 851         struct connman_service *service;
 852         int err;
 853
 854         service = __connman_service_lookup_from_network(network);
 855         if (service == NULL)
 856                 return -EINVAL;
 857
 858         err = __connman_ipconfig_set_address(ipconfig_ipv6);
 859         if (err < 0) {
 860                 connman_network_set_error(network,
 861                         CONNMAN_NETWORK_ERROR_CONFIGURE_FAIL);
 862                 return err;
 863         }
 864
 865         /*
 866          * READY state will be indicated by IPV4 setting
 867          * gateway will be set by IPV4 setting
 868          */
 869
 870         return 0;
 871 }
 872
 873 static gboolean set_connected(gpointer user_data)
 874 {
 875         struct connman_network *network = user_data;
 876         struct connman_service *service;
 877         struct connman_ipconfig *ipconfig;
 878         enum connman_ipconfig_method method;
 879
 880         service = __connman_service_lookup_from_network(network);
 881
 882         ipconfig = __connman_service_get_ipconfig(service);
 883
 884         method = __connman_ipconfig_get_method(ipconfig);
 885
 886         DBG("method %d", method);
 887
 888         if (network->connected == TRUE) {
 889                 enum connman_ipconfig_method ipv6_method;
 890                 struct connman_ipconfig *ipv6config;
 891                 int ret;
 892
 893                 ipv6config = connman_ipconfig_get_ipv6config(ipconfig);
 894                 ipv6_method = __connman_ipconfig_get_method(ipv6config);
 895                 switch (ipv6_method) {
 896                 case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
 897                 case CONNMAN_IPCONFIG_METHOD_OFF:
 898                         break;
 899                 case CONNMAN_IPCONFIG_METHOD_FIXED:
 900                 case CONNMAN_IPCONFIG_METHOD_MANUAL:
 901                         ret = manual_ipv6_set(network, ipv6config);
 902                         if (ret != 0) {
 903                                 connman_network_set_error(network,
 904                                         CONNMAN_NETWORK_ERROR_ASSOCIATE_FAIL);
 905                                 return FALSE;
 906                         }
 907                         break;
 908                 case CONNMAN_IPCONFIG_METHOD_DHCP:
 909                         break;
 910                 }
 911
 912                 switch (method) {
 913                 case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
 914                 case CONNMAN_IPCONFIG_METHOD_OFF:
 915                         return FALSE;
 916                 case CONNMAN_IPCONFIG_METHOD_FIXED:
 917                         if (set_connected_fixed(network) < 0) {
 918                                 connman_network_set_error(network,
 919                                         CONNMAN_NETWORK_ERROR_ASSOCIATE_FAIL);
 920                                 return FALSE;
 921                         }
 922                         return TRUE;
 923                 case CONNMAN_IPCONFIG_METHOD_MANUAL:
 924                         set_connected_manual(network);
 925                         return TRUE;
 926                 case CONNMAN_IPCONFIG_METHOD_DHCP:
 927                         if (set_connected_dhcp(network) < 0) {
 928                                 connman_network_set_error(network,
 929                                         CONNMAN_NETWORK_ERROR_ASSOCIATE_FAIL);
 930                                 return FALSE;
 931                         }
 932                 }
 933
 934         } else {
 935                 struct connman_service *service;
 936
 937                 connman_element_unregister_children(&network->element);
 938
 939                 __connman_device_set_network(network->device, NULL);
 940                 network->hidden = FALSE;
 941
 942                 __connman_device_decrease_connections(network->device);
 943
 944                 service = __connman_service_lookup_from_network(network);
 945
 946                 __connman_service_indicate_state(service,
 947                                                 CONNMAN_SERVICE_STATE_IDLE);
 948         }
 949
 950         network->connecting = FALSE;
 951
 952         connman_network_set_associating(network, FALSE);
 953
 954         return FALSE;
 955 }
 956
 957 /**
 958  * connman_network_set_connected:
 959  * @network: network structure
 960  * @connected: connected state
 961  *
 962  * Change connected state of network
 963  */
 964 int connman_network_set_connected(struct connman_network *network,
 965                                                 connman_bool_t connected)
 966 {
 967         DBG("network %p connected %d", network, connected);
 968
 969         if ((network->connecting == TRUE || network->associating == TRUE) &&
 970                                                         connected == FALSE) {
 971                 connman_element_set_error(&network->element,
 972                                         CONNMAN_ELEMENT_ERROR_CONNECT_FAILED);
 973                 __connman_network_disconnect(network);
 974         }
 975
 976         if (network->connected == connected)
 977                 return -EALREADY;
 978
 979         network->connected = connected;
 980
 981         if (network->registered == FALSE) {
 982                 g_idle_add(set_connected, network);
 983                 return 0;
 984         }
 985
 986         connman_dbus_property_changed_basic(network->element.path,
 987                                 CONNMAN_NETWORK_INTERFACE, "Connected",
 988                                                 DBUS_TYPE_BOOLEAN, &connected);
 989
 990         set_connected(network);
 991
 992         return 0;
 993 }
 994
 995 /**
 996  * connman_network_get_connected:
 997  * @network: network structure
 998  *
 999  * Get network connection status
1000  */
1001 connman_bool_t connman_network_get_connected(struct connman_network *network)
1002 {
1003         return network->connected;
1004 }
1005
1006 /**
1007  * connman_network_get_associating:
1008  * @network: network structure
1009  *
1010  * Get network associating status
1011  */
1012 connman_bool_t connman_network_get_associating(struct connman_network *network)
1013 {
1014         return network->associating;
1015 }
1016
1017 /**
1018  * __connman_network_connect:
1019  * @network: network structure
1020  *
1021  * Connect network
1022  */
1023 int __connman_network_connect(struct connman_network *network)
1024 {
1025         struct connman_service *service;
1026         int err;
1027
1028         DBG("network %p", network);
1029
1030         if (network->connected == TRUE)
1031                 return -EISCONN;
1032
1033         if (network->connecting == TRUE || network->associating == TRUE)
1034                 return -EALREADY;
1035
1036         if (network->driver == NULL)
1037                 return -EUNATCH;
1038
1039         if (network->driver->connect == NULL)
1040                 return -ENOSYS;
1041
1042         __connman_device_disconnect(network->device);
1043
1044         network->connecting = TRUE;
1045
1046         service = __connman_service_lookup_from_network(network);
1047
1048         err = network->driver->connect(network);
1049         if (err < 0) {
1050                 if (err == -EINPROGRESS)
1051                         connman_network_set_associating(network, TRUE);
1052                 else {
1053                         network->connecting = FALSE;
1054                         network->hidden = FALSE;
1055                 }
1056
1057                 return err;
1058         }
1059
1060         network->connected = TRUE;
1061         set_connected(network);
1062
1063         return err;
1064 }
1065
1066 /**
1067  * __connman_network_disconnect:
1068  * @network: network structure
1069  *
1070  * Disconnect network
1071  */
1072 int __connman_network_disconnect(struct connman_network *network)
1073 {
1074         int err;
1075
1076         DBG("network %p", network);
1077
1078         if (network->connected == FALSE && network->connecting == FALSE &&
1079                                                 network->associating == FALSE)
1080                 return -ENOTCONN;
1081
1082         if (network->driver == NULL)
1083                 return -EUNATCH;
1084
1085         if (network->driver->disconnect == NULL)
1086                 return -ENOSYS;
1087
1088         network->connecting = FALSE;
1089
1090         err = network->driver->disconnect(network);
1091         if (err == 0) {
1092                 connman_network_set_connected(network, FALSE);
1093                 set_connected(network);
1094         }
1095
1096         return err;
1097 }
1098
1099 static int dhcp_start(struct connman_network *network)
1100 {
1101         struct connman_element *element;
1102         int error;
1103
1104         if (network->protocol != CONNMAN_NETWORK_PROTOCOL_IP)
1105                 return -EINVAL;
1106
1107         element = connman_element_create(NULL);
1108         if (element == NULL)
1109                 return -ENOMEM;
1110
1111         element->type  = CONNMAN_ELEMENT_TYPE_DHCP;
1112         element->index = network->element.index;
1113
1114         error = connman_element_register(element, &network->element);
1115         if (error < 0) {
1116                 connman_element_unref(element);
1117                 return error;
1118         }
1119
1120         return 0;
1121 }
1122
1123 static int dhcp_stop(struct connman_network *network)
1124 {
1125         if (network->protocol != CONNMAN_NETWORK_PROTOCOL_IP)
1126                 return -EINVAL;
1127
1128         connman_element_unregister_children_type(&network->element,
1129                                         CONNMAN_ELEMENT_TYPE_CONNECTION);
1130         connman_element_unregister_children_type(&network->element,
1131                                                 CONNMAN_ELEMENT_TYPE_IPV4);
1132         connman_element_unregister_children_type(&network->element,
1133                                                 CONNMAN_ELEMENT_TYPE_DHCP);
1134
1135         return 0;
1136 }
1137
1138 static int manual_ipv4_set(struct connman_network *network,
1139                                 struct connman_ipconfig *ipconfig)
1140 {
1141         struct connman_service *service;
1142         int err;
1143
1144         service = __connman_service_lookup_from_network(network);
1145         if (service == NULL)
1146                 return -EINVAL;
1147
1148         err = __connman_ipconfig_set_address(ipconfig);
1149         if (err < 0) {
1150                 connman_network_set_error(network,
1151                         CONNMAN_NETWORK_ERROR_CONFIGURE_FAIL);
1152                 return err;
1153         }
1154
1155         __connman_ipconfig_set_gateway(ipconfig, &network->element);
1156
1157         __connman_service_indicate_state(service, CONNMAN_SERVICE_STATE_READY);
1158
1159         return 0;
1160 }
1161
1162 int __connman_network_clear_ipconfig(struct connman_network *network,
1163                                         struct connman_ipconfig *ipconfig)
1164 {
1165         struct connman_service *service;
1166         enum connman_ipconfig_method method;
1167
1168         service = __connman_service_lookup_from_network(network);
1169         if (service == NULL)
1170                 return -EINVAL;
1171
1172         method = __connman_ipconfig_get_method(ipconfig);
1173
1174         switch (method) {
1175         case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
1176         case CONNMAN_IPCONFIG_METHOD_OFF:
1177         case CONNMAN_IPCONFIG_METHOD_FIXED:
1178                 return -EINVAL;
1179         case CONNMAN_IPCONFIG_METHOD_MANUAL:
1180                 connman_element_unregister_children_type(&network->element,
1181                                         CONNMAN_ELEMENT_TYPE_CONNECTION);
1182                 __connman_ipconfig_clear_address(ipconfig);
1183                 break;
1184         case CONNMAN_IPCONFIG_METHOD_DHCP:
1185                 dhcp_stop(network);
1186                 break;
1187         }
1188
1189         __connman_service_indicate_state(service,
1190                                         CONNMAN_SERVICE_STATE_CONFIGURATION);
1191
1192         return 0;
1193 }
1194
1195 int __connman_network_set_ipconfig(struct connman_network *network,
1196                                         struct connman_ipconfig *ipconfig)
1197 {
1198         struct connman_ipconfig *ipv6config;
1199         enum connman_ipconfig_method method;
1200         int ret;
1201
1202         ipv6config = connman_ipconfig_get_ipv6config(ipconfig);
1203         method = __connman_ipconfig_get_method(ipv6config);
1204         switch (method) {
1205         case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
1206         case CONNMAN_IPCONFIG_METHOD_OFF:
1207                 break;
1208         case CONNMAN_IPCONFIG_METHOD_FIXED:
1209         case CONNMAN_IPCONFIG_METHOD_MANUAL:
1210                 ret = manual_ipv6_set(network, ipv6config);
1211                 if (ret != 0) {
1212                         connman_network_set_error(network,
1213                                 CONNMAN_NETWORK_ERROR_ASSOCIATE_FAIL);
1214                         return FALSE;
1215                 }
1216                 break;
1217         case CONNMAN_IPCONFIG_METHOD_DHCP:
1218                 break;
1219         }
1220
1221         method = __connman_ipconfig_get_method(ipconfig);
1222
1223         switch (method) {
1224         case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
1225         case CONNMAN_IPCONFIG_METHOD_OFF:
1226         case CONNMAN_IPCONFIG_METHOD_FIXED:
1227                 return -EINVAL;
1228         case CONNMAN_IPCONFIG_METHOD_MANUAL:
1229                 return manual_ipv4_set(network, ipconfig);
1230         case CONNMAN_IPCONFIG_METHOD_DHCP:
1231                 return dhcp_start(network);
1232         }
1233
1234         return 0;
1235 }
1236
1237 /**
1238  * connman_network_set_address:
1239  * @network: network structure
1240  * @address: binary address value
1241  * @size: binary address length
1242  *
1243  * Set unique address value for network
1244  */
1245 int connman_network_set_address(struct connman_network *network,
1246                                 const void *address, unsigned int size)
1247 {
1248         const unsigned char *addr_octet = address;
1249         char *str;
1250
1251         DBG("network %p size %d", network, size);
1252
1253         if (size != 6)
1254                 return -EINVAL;
1255
1256         str = g_strdup_printf("%02X:%02X:%02X:%02X:%02X:%02X",
1257                                 addr_octet[0], addr_octet[1], addr_octet[2],
1258                                 addr_octet[3], addr_octet[4], addr_octet[5]);
1259         if (str == NULL)
1260                 return -ENOMEM;
1261
1262         g_free(network->address);
1263         network->address = str;
1264
1265         return connman_element_set_string(&network->element,
1266                                                 "Address", network->address);
1267 }
1268
1269 /**
1270  * connman_network_set_name:
1271  * @network: network structure
1272  * @name: name value
1273  *
1274  * Set display name value for network
1275  */
1276 int connman_network_set_name(struct connman_network *network,
1277                                                         const char *name)
1278 {
1279         DBG("network %p name %s", network, name);
1280
1281         g_free(network->name);
1282         network->name = g_strdup(name);
1283
1284         return connman_element_set_string(&network->element, "Name", name);
1285 }
1286
1287 /**
1288  * connman_network_set_strength:
1289  * @network: network structure
1290  * @strength: strength value
1291  *
1292  * Set signal strength value for network
1293  */
1294 int connman_network_set_strength(struct connman_network *network,
1295                                                 connman_uint8_t strength)
1296 {
1297         DBG("network %p strengh %d", network, strength);
1298
1299         network->strength = strength;
1300
1301         return connman_element_set_uint8(&network->element,
1302                                                 "Strength", strength);
1303 }
1304
1305 /**
1306  * connman_network_set_roaming:
1307  * @network: network structure
1308  * @roaming: roaming state
1309  *
1310  * Set roaming state for network
1311  */
1312 int connman_network_set_roaming(struct connman_network *network,
1313                                                 connman_bool_t roaming)
1314 {
1315         DBG("network %p roaming %d", network, roaming);
1316
1317         network->roaming = roaming;
1318
1319         return connman_element_set_bool(&network->element,
1320                                                 "Roaming", roaming);
1321 }
1322
1323 /**
1324  * connman_network_set_string:
1325  * @network: network structure
1326  * @key: unique identifier
1327  * @value: string value
1328  *
1329  * Set string value for specific key
1330  */
1331 int connman_network_set_string(struct connman_network *network,
1332                                         const char *key, const char *value)
1333 {
1334         int err;
1335
1336         DBG("network %p key %s value %s", network, key, value);
1337
1338         if (g_strcmp0(key, "Name") == 0)
1339                 return connman_network_set_name(network, value);
1340
1341         if (g_str_equal(key, "Address") == TRUE) {
1342                 g_free(network->address);
1343                 network->address = g_strdup(value);
1344         } else if (g_str_equal(key, "Node") == TRUE) {
1345                 g_free(network->node);
1346                 network->node = g_strdup(value);
1347         } else if (g_str_equal(key, "WiFi.Mode") == TRUE) {
1348                 g_free(network->wifi.mode);
1349                 network->wifi.mode = g_strdup(value);
1350         } else if (g_str_equal(key, "WiFi.Security") == TRUE) {
1351                 g_free(network->wifi.security);
1352                 network->wifi.security = g_strdup(value);
1353         } else if (g_str_equal(key, "WiFi.Passphrase") == TRUE) {
1354                 g_free(network->wifi.passphrase);
1355                 network->wifi.passphrase = g_strdup(value);
1356         } else if (g_str_equal(key, "WiFi.EAP") == TRUE) {
1357                 g_free(network->wifi.eap);
1358                 network->wifi.eap = g_strdup(value);
1359         } else if (g_str_equal(key, "WiFi.Identity") == TRUE) {
1360                 g_free(network->wifi.identity);
1361                 network->wifi.identity = g_strdup(value);
1362         } else if (g_str_equal(key, "WiFi.CACertFile") == TRUE) {
1363                 g_free(network->wifi.ca_cert_path);
1364                 network->wifi.ca_cert_path = g_strdup(value);
1365         } else if (g_str_equal(key, "WiFi.ClientCertFile") == TRUE) {
1366                 g_free(network->wifi.client_cert_path);
1367                 network->wifi.client_cert_path = g_strdup(value);
1368         } else if (g_str_equal(key, "WiFi.PrivateKeyFile") == TRUE) {
1369                 g_free(network->wifi.private_key_path);
1370                 network->wifi.private_key_path = g_strdup(value);
1371         } else if (g_str_equal(key, "WiFi.PrivateKeyPassphrase") == TRUE) {
1372                 g_free(network->wifi.private_key_passphrase);
1373                 network->wifi.private_key_passphrase = g_strdup(value);
1374         } else if (g_str_equal(key, "WiFi.Phase2") == TRUE) {
1375                 g_free(network->wifi.phase2_auth);
1376                 network->wifi.phase2_auth = g_strdup(value);
1377         }
1378
1379         err = connman_element_set_string(&network->element, key, value);
1380         if (err < 0)
1381                 return err;
1382
1383         if (network->driver == NULL)
1384                 return 0;
1385
1386         if (network->driver->setup)
1387                 return network->driver->setup(network, key);
1388
1389         return 0;
1390 }
1391
1392 /**
1393  * connman_network_get_string:
1394  * @network: network structure
1395  * @key: unique identifier
1396  *
1397  * Get string value for specific key
1398  */
1399 const char *connman_network_get_string(struct connman_network *network,
1400                                                         const char *key)
1401 {
1402         DBG("network %p key %s", network, key);
1403
1404         if (g_str_equal(key, "Address") == TRUE)
1405                 return network->address;
1406         else if (g_str_equal(key, "Name") == TRUE)
1407                 return network->name;
1408         else if (g_str_equal(key, "Node") == TRUE)
1409                 return network->node;
1410         else if (g_str_equal(key, "WiFi.Mode") == TRUE)
1411                 return network->wifi.mode;
1412         else if (g_str_equal(key, "WiFi.Security") == TRUE)
1413                 return network->wifi.security;
1414         else if (g_str_equal(key, "WiFi.Passphrase") == TRUE)
1415                 return network->wifi.passphrase;
1416         else if (g_str_equal(key, "WiFi.EAP") == TRUE)
1417                 return network->wifi.eap;
1418         else if (g_str_equal(key, "WiFi.Identity") == TRUE)
1419                 return network->wifi.identity;
1420         else if (g_str_equal(key, "WiFi.CACertFile") == TRUE)
1421                 return network->wifi.ca_cert_path;
1422         else if (g_str_equal(key, "WiFi.ClientCertFile") == TRUE)
1423                 return network->wifi.client_cert_path;
1424         else if (g_str_equal(key, "WiFi.PrivateKeyFile") == TRUE)
1425                 return network->wifi.private_key_path;
1426         else if (g_str_equal(key, "WiFi.PrivateKeyPassphrase") == TRUE)
1427                 return network->wifi.private_key_passphrase;
1428         else if (g_str_equal(key, "WiFi.Phase2") == TRUE)
1429                 return network->wifi.phase2_auth;
1430
1431         return connman_element_get_string(&network->element, key);
1432 }
1433
1434 /**
1435  * connman_network_set_bool:
1436  * @network: network structure
1437  * @key: unique identifier
1438  * @value: boolean value
1439  *
1440  * Set boolean value for specific key
1441  */
1442 int connman_network_set_bool(struct connman_network *network,
1443                                         const char *key, connman_bool_t value)
1444 {
1445         DBG("network %p key %s value %d", network, key, value);
1446
1447         if (g_strcmp0(key, "Roaming") == 0)
1448                 return connman_network_set_roaming(network, value);
1449
1450         return connman_element_set_bool(&network->element, key, value);
1451 }
1452
1453 /**
1454  * connman_network_get_bool:
1455  * @network: network structure
1456  * @key: unique identifier
1457  *
1458  * Get boolean value for specific key
1459  */
1460 connman_bool_t connman_network_get_bool(struct connman_network *network,
1461                                                         const char *key)
1462 {
1463         DBG("network %p key %s", network, key);
1464
1465         if (g_str_equal(key, "Roaming") == TRUE)
1466                 return network->roaming;
1467
1468         return connman_element_get_bool(&network->element, key);
1469 }
1470
1471 /**
1472  * connman_network_set_uint8:
1473  * @network: network structure
1474  * @key: unique identifier
1475  * @value: integer value
1476  *
1477  * Set integer value for specific key
1478  */
1479 int connman_network_set_uint8(struct connman_network *network,
1480                                         const char *key, connman_uint8_t value)
1481 {
1482         DBG("network %p key %s value %d", network, key, value);
1483
1484         if (g_strcmp0(key, "Strength") == 0)
1485                 return connman_network_set_strength(network, value);
1486
1487         return connman_element_set_uint8(&network->element, key, value);
1488 }
1489
1490 /**
1491  * connman_network_get_uint8:
1492  * @network: network structure
1493  * @key: unique identifier
1494  *
1495  * Get integer value for specific key
1496  */
1497 connman_uint8_t connman_network_get_uint8(struct connman_network *network,
1498                                                         const char *key)
1499 {
1500         DBG("network %p key %s", network, key);
1501
1502         if (g_str_equal(key, "Strength") == TRUE)
1503                 return network->strength;
1504
1505         return connman_element_get_uint8(&network->element, key);
1506 }
1507
1508 /**
1509  * connman_network_set_uint16:
1510  * @network: network structure
1511  * @key: unique identifier
1512  * @value: integer value
1513  *
1514  * Set integer value for specific key
1515  */
1516 int connman_network_set_uint16(struct connman_network *network,
1517                                 const char *key, connman_uint16_t value)
1518 {
1519         DBG("network %p key %s value %d", network, key, value);
1520
1521         if (g_str_equal(key, "Frequency") == TRUE)
1522                 network->frequency = value;
1523         else if (g_str_equal(key, "WiFi.Channel") == TRUE)
1524                 network->wifi.channel = value;
1525
1526         return -EINVAL;
1527 }
1528
1529 /**
1530  * connman_network_get_uint16:
1531  * @network: network structure
1532  * @key: unique identifier
1533  *
1534  * Get integer value for specific key
1535  */
1536 connman_uint16_t connman_network_get_uint16(struct connman_network *network,
1537                                                         const char *key)
1538 {
1539         DBG("network %p key %s", network, key);
1540
1541         if (g_str_equal(key, "Frequency") == TRUE)
1542                 return network->frequency;
1543         else if (g_str_equal(key, "WiFi.Channel") == TRUE)
1544                 return network->wifi.channel;
1545
1546         return 0;
1547 }
1548
1549 /**
1550  * connman_network_set_blob:
1551  * @network: network structure
1552  * @key: unique identifier
1553  * @data: blob data
1554  * @size: blob size
1555  *
1556  * Set binary blob value for specific key
1557  */
1558 int connman_network_set_blob(struct connman_network *network,
1559                         const char *key, const void *data, unsigned int size)
1560 {
1561         DBG("network %p key %s size %d", network, key, size);
1562
1563         if (g_strcmp0(key, "Address") == 0)
1564                 return connman_network_set_address(network, data, size);
1565
1566         if (g_str_equal(key, "WiFi.SSID") == TRUE) {
1567                 g_free(network->wifi.ssid);
1568                 network->wifi.ssid = g_try_malloc(size);
1569                 if (network->wifi.ssid != NULL) {
1570                         memcpy(network->wifi.ssid, data, size);
1571                         network->wifi.ssid_len = size;
1572                 } else
1573                         network->wifi.ssid_len = 0;
1574         }
1575
1576         return connman_element_set_blob(&network->element, key, data, size);
1577 }
1578
1579 /**
1580  * connman_network_get_blob:
1581  * @network: network structure
1582  * @key: unique identifier
1583  * @size: pointer to blob size
1584  *
1585  * Get binary blob value for specific key
1586  */
1587 const void *connman_network_get_blob(struct connman_network *network,
1588                                         const char *key, unsigned int *size)
1589 {
1590         DBG("network %p key %s", network, key);
1591
1592         if (g_str_equal(key, "WiFi.SSID") == TRUE) {
1593                 if (size != NULL)
1594                         *size = network->wifi.ssid_len;
1595                 return network->wifi.ssid;
1596         }
1597
1598         return connman_element_get_blob(&network->element, key, size);
1599 }
1600
1601 void __connman_network_set_device(struct connman_network *network,
1602                                         struct connman_device *device)
1603 {
1604         network->device = device;
1605 }
1606
1607 /**
1608  * connman_network_get_device:
1609  * @network: network structure
1610  *
1611  * Get parent device of network
1612  */
1613 struct connman_device *connman_network_get_device(struct connman_network *network)
1614 {
1615         return network->device;
1616 }
1617
1618 /**
1619  * connman_network_get_data:
1620  * @network: network structure
1621  *
1622  * Get private network data pointer
1623  */
1624 void *connman_network_get_data(struct connman_network *network)
1625 {
1626         return network->driver_data;
1627 }
1628
1629 /**
1630  * connman_network_set_data:
1631  * @network: network structure
1632  * @data: data pointer
1633  *
1634  * Set private network data pointer
1635  */
1636 void connman_network_set_data(struct connman_network *network, void *data)
1637 {
1638         network->driver_data = data;
1639 }
1640
1641 void connman_network_update(struct connman_network *network)
1642 {
1643         switch (network->type) {
1644         case CONNMAN_NETWORK_TYPE_UNKNOWN:
1645         case CONNMAN_NETWORK_TYPE_VENDOR:
1646                 return;
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                 break;
1654         }
1655
1656         if (network->group != NULL)
1657                 __connman_service_update_from_network(network);
1658
1659         return;
1660 }
1661
1662 static gboolean match_driver(struct connman_network *network,
1663                                         struct connman_network_driver *driver)
1664 {
1665         if (network->type == driver->type ||
1666                         driver->type == CONNMAN_NETWORK_TYPE_UNKNOWN)
1667                 return TRUE;
1668
1669         return FALSE;
1670 }
1671
1672 static int network_probe(struct connman_element *element)
1673 {
1674         struct connman_network *network = element->network;
1675         GSList *list;
1676         int err;
1677
1678         DBG("element %p name %s", element, element->name);
1679
1680         if (network == NULL)
1681                 return -ENODEV;
1682
1683         for (list = driver_list; list; list = list->next) {
1684                 struct connman_network_driver *driver = list->data;
1685
1686                 if (match_driver(network, driver) == FALSE)
1687                         continue;
1688
1689                 DBG("driver %p name %s", driver, driver->name);
1690
1691                 if (driver->probe(network) == 0) {
1692                         network->driver = driver;
1693                         break;
1694                 }
1695         }
1696
1697         if (network->driver == NULL)
1698                 return -ENODEV;
1699
1700         err = register_interface(element);
1701         if (err < 0) {
1702                 if (network->driver->remove)
1703                         network->driver->remove(network);
1704                 return err;
1705         }
1706
1707         switch (network->type) {
1708         case CONNMAN_NETWORK_TYPE_UNKNOWN:
1709         case CONNMAN_NETWORK_TYPE_VENDOR:
1710                 break;
1711         case CONNMAN_NETWORK_TYPE_ETHERNET:
1712         case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
1713         case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
1714         case CONNMAN_NETWORK_TYPE_CELLULAR:
1715         case CONNMAN_NETWORK_TYPE_WIFI:
1716         case CONNMAN_NETWORK_TYPE_WIMAX:
1717                 if (network->group != NULL)
1718                         __connman_profile_add_network(network);
1719                 break;
1720         }
1721
1722         return 0;
1723 }
1724
1725 static void network_remove(struct connman_element *element)
1726 {
1727         struct connman_network *network = element->network;
1728
1729         DBG("element %p name %s", element, element->name);
1730
1731         if (network == NULL)
1732                 return;
1733
1734         if (network->driver == NULL)
1735                 return;
1736
1737         switch (network->type) {
1738         case CONNMAN_NETWORK_TYPE_UNKNOWN:
1739         case CONNMAN_NETWORK_TYPE_VENDOR:
1740                 break;
1741         case CONNMAN_NETWORK_TYPE_ETHERNET:
1742         case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
1743         case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
1744         case CONNMAN_NETWORK_TYPE_CELLULAR:
1745         case CONNMAN_NETWORK_TYPE_WIFI:
1746         case CONNMAN_NETWORK_TYPE_WIMAX:
1747                 if (network->group != NULL) {
1748                         __connman_profile_remove_network(network);
1749
1750                         g_free(network->group);
1751                         network->group = NULL;
1752                 }
1753                 break;
1754         }
1755
1756         unregister_interface(element);
1757
1758         if (network->driver->remove)
1759                 network->driver->remove(network);
1760 }
1761
1762 static void network_change(struct connman_element *element)
1763 {
1764         struct connman_network *network = element->network;
1765
1766         DBG("element %p name %s", element, element->name);
1767
1768         if (element->state != CONNMAN_ELEMENT_STATE_ERROR)
1769                 return;
1770
1771         if (element->error != CONNMAN_ELEMENT_ERROR_DHCP_FAILED)
1772                 return;
1773
1774         if (network->connected == FALSE)
1775                 return;
1776
1777         connman_element_unregister_children(element);
1778
1779         connman_device_set_disconnected(network->device, TRUE);
1780
1781         if (network->driver && network->driver->disconnect) {
1782                 network->driver->disconnect(network);
1783                 return;
1784         }
1785
1786         network->connected = FALSE;
1787 }
1788
1789 static struct connman_driver network_driver = {
1790         .name           = "network",
1791         .type           = CONNMAN_ELEMENT_TYPE_NETWORK,
1792         .priority       = CONNMAN_DRIVER_PRIORITY_LOW,
1793         .probe          = network_probe,
1794         .remove         = network_remove,
1795         .change         = network_change,
1796 };
1797
1798 int __connman_network_init(void)
1799 {
1800         DBG("");
1801
1802         connection = connman_dbus_get_connection();
1803
1804         return connman_driver_register(&network_driver);
1805 }
1806
1807 void __connman_network_cleanup(void)
1808 {
1809         DBG("");
1810
1811         connman_driver_unregister(&network_driver);
1812
1813         dbus_connection_unref(connection);
1814 }