src/network.c

   1 /*
   2  *
   3  *  Connection Manager
   4  *
   5  *  Copyright (C) 2007-2010  Intel Corporation. All rights reserved.
   6  *
   7  *  This program is free software; you can redistribute it and/or modify
   8  *  it under the terms of the GNU General Public License version 2 as
   9  *  published by the Free Software Foundation.
  10  *
  11  *  This program is distributed in the hope that it will be useful,
  12  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  *  GNU General Public License for more details.
  15  *
  16  *  You should have received a copy of the GNU General Public License
  17  *  along with this program; if not, write to the Free Software
  18  *  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
  19  *
  20  */
  21
  22 #ifdef HAVE_CONFIG_H
  23 #include <config.h>
  24 #endif
  25
  26 #include <errno.h>
  27 #include <string.h>
  28
  29 #include "connman.h"
  30
  31 static unsigned int hidden_counter = 0;
  32
  33 struct connman_network {
  34         struct connman_element element;
  35         enum connman_network_type type;
  36         connman_bool_t available;
  37         connman_bool_t connected;
  38         connman_bool_t roaming;
  39         connman_bool_t hidden;
  40         connman_uint8_t strength;
  41         connman_uint16_t frequency;
  42         char *identifier;
  43         char *address;
  44         char *name;
  45         char *node;
  46         char *group;
  47
  48         struct connman_network_driver *driver;
  49         void *driver_data;
  50
  51         connman_bool_t connecting;
  52         connman_bool_t associating;
  53
  54         struct connman_device *device;
  55
  56         struct {
  57                 void *ssid;
  58                 int ssid_len;
  59                 char *mode;
  60                 unsigned short channel;
  61                 char *security;
  62                 char *passphrase;
  63                 char *eap;
  64                 char *identity;
  65                 char *ca_cert_path;
  66                 char *client_cert_path;
  67                 char *private_key_path;
  68                 char *private_key_passphrase;
  69                 char *phase2_auth;
  70                 connman_bool_t wps;
  71                 connman_bool_t use_wps;
  72                 char *pin_wps;
  73         } wifi;
  74 };
  75
  76 static const char *type2string(enum connman_network_type type)
  77 {
  78         switch (type) {
  79         case CONNMAN_NETWORK_TYPE_UNKNOWN:
  80         case CONNMAN_NETWORK_TYPE_VENDOR:
  81                 break;
  82         case CONNMAN_NETWORK_TYPE_ETHERNET:
  83                 return "ethernet";
  84         case CONNMAN_NETWORK_TYPE_WIFI:
  85                 return "wifi";
  86         case CONNMAN_NETWORK_TYPE_WIMAX:
  87                 return "wimax";
  88         case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
  89         case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
  90                 return "bluetooth";
  91         case CONNMAN_NETWORK_TYPE_CELLULAR:
  92                 return "cellular";
  93         }
  94
  95         return NULL;
  96 }
  97
  98 connman_bool_t __connman_network_has_driver(struct connman_network *network)
  99 {
 100         if (network == NULL || network->driver == NULL)
 101                 return FALSE;
 102
 103         return TRUE;
 104 }
 105
 106 static GSList *driver_list = NULL;
 107
 108 static gint compare_priority(gconstpointer a, gconstpointer b)
 109 {
 110         const struct connman_network_driver *driver1 = a;
 111         const struct connman_network_driver *driver2 = b;
 112
 113         return driver2->priority - driver1->priority;
 114 }
 115
 116 /**
 117  * connman_network_driver_register:
 118  * @driver: network driver definition
 119  *
 120  * Register a new network driver
 121  *
 122  * Returns: %0 on success
 123  */
 124 int connman_network_driver_register(struct connman_network_driver *driver)
 125 {
 126         GSList *list;
 127
 128         DBG("driver %p name %s", driver, driver->name);
 129
 130         for (list = driver_list; list; list = list->next) {
 131                 struct connman_network_driver *tmp = list->data;
 132
 133                 if (tmp->type == driver->type)
 134                         return -EALREADY;
 135
 136         }
 137
 138         driver_list = g_slist_insert_sorted(driver_list, driver,
 139                                                         compare_priority);
 140
 141         return 0;
 142 }
 143
 144 /**
 145  * connman_network_driver_unregister:
 146  * @driver: network driver definition
 147  *
 148  * Remove a previously registered network driver
 149  */
 150 void connman_network_driver_unregister(struct connman_network_driver *driver)
 151 {
 152         DBG("driver %p name %s", driver, driver->name);
 153
 154         driver_list = g_slist_remove(driver_list, driver);
 155 }
 156
 157 static void network_destruct(struct connman_element *element)
 158 {
 159         struct connman_network *network = element->network;
 160
 161         DBG("element %p name %s", element, element->name);
 162
 163         g_free(network->wifi.ssid);
 164         g_free(network->wifi.mode);
 165         g_free(network->wifi.security);
 166         g_free(network->wifi.passphrase);
 167         g_free(network->wifi.eap);
 168         g_free(network->wifi.identity);
 169         g_free(network->wifi.ca_cert_path);
 170         g_free(network->wifi.client_cert_path);
 171         g_free(network->wifi.private_key_path);
 172         g_free(network->wifi.private_key_passphrase);
 173         g_free(network->wifi.phase2_auth);
 174         g_free(network->wifi.pin_wps);
 175
 176         g_free(network->group);
 177         g_free(network->node);
 178         g_free(network->name);
 179         g_free(network->address);
 180         g_free(network->identifier);
 181
 182         network->device = NULL;
 183 }
 184
 185 /**
 186  * connman_network_create:
 187  * @identifier: network identifier (for example an unqiue name)
 188  *
 189  * Allocate a new network and assign the #identifier to it.
 190  *
 191  * Returns: a newly-allocated #connman_network structure
 192  */
 193 struct connman_network *connman_network_create(const char *identifier,
 194                                                 enum connman_network_type type)
 195 {
 196         struct connman_network *network;
 197         connman_uint8_t strength = 0;
 198         const char *str;
 199         char *temp;
 200
 201         DBG("identifier %s type %d", identifier, type);
 202
 203         network = g_try_new0(struct connman_network, 1);
 204         if (network == NULL)
 205                 return NULL;
 206
 207         DBG("network %p", network);
 208
 209         __connman_element_initialize(&network->element);
 210
 211         if (identifier == NULL) {
 212                 temp = g_strdup_printf("hidden_%d", hidden_counter++);
 213                 network->hidden = TRUE;
 214         } else
 215                 temp = g_strdup(identifier);
 216
 217         if (temp == NULL) {
 218                 g_free(network);
 219                 return NULL;
 220         }
 221
 222         network->element.name = temp;
 223         network->element.type = CONNMAN_ELEMENT_TYPE_NETWORK;
 224
 225         network->element.network = network;
 226         network->element.destruct = network_destruct;
 227
 228         str = type2string(type);
 229         if (str != NULL)
 230                 connman_element_set_string(&network->element, "Type", str);
 231
 232         connman_element_set_uint8(&network->element, "Strength", strength);
 233
 234         network->type       = type;
 235         network->identifier = g_strdup(temp);
 236
 237         return network;
 238 }
 239
 240 /**
 241  * connman_network_ref:
 242  * @network: network structure
 243  *
 244  * Increase reference counter of  network
 245  */
 246 struct connman_network *connman_network_ref(struct connman_network *network)
 247 {
 248         if (connman_element_ref(&network->element) == NULL)
 249                 return NULL;
 250
 251         return network;
 252 }
 253
 254 /**
 255  * connman_network_unref:
 256  * @network: network structure
 257  *
 258  * Decrease reference counter of network
 259  */
 260 void connman_network_unref(struct connman_network *network)
 261 {
 262         connman_element_unref(&network->element);
 263 }
 264
 265 const char *__connman_network_get_type(struct connman_network *network)
 266 {
 267         return type2string(network->type);
 268 }
 269
 270 /**
 271  * connman_network_get_type:
 272  * @network: network structure
 273  *
 274  * Get type of network
 275  */
 276 enum connman_network_type connman_network_get_type(struct connman_network *network)
 277 {
 278         return network->type;
 279 }
 280
 281 /**
 282  * connman_network_get_identifier:
 283  * @network: network structure
 284  *
 285  * Get identifier of network
 286  */
 287 const char *connman_network_get_identifier(struct connman_network *network)
 288 {
 289         return network->identifier;
 290 }
 291
 292 /**
 293  * connman_network_set_index:
 294  * @network: network structure
 295  * @index: index number
 296  *
 297  * Set index number of network
 298  */
 299 void connman_network_set_index(struct connman_network *network, int index)
 300 {
 301         struct connman_service *service;
 302         struct connman_ipconfig *ipconfig;
 303
 304         service = __connman_service_lookup_from_network(network);
 305         if (service == NULL)
 306                 goto done;
 307
 308         ipconfig = __connman_service_get_ip4config(service);
 309
 310         DBG("index %d service %p ip4config %p", network->element.index,
 311                 service, ipconfig);
 312
 313         if (network->element.index < 0 && ipconfig == NULL) {
 314
 315                 ipconfig = __connman_service_get_ip4config(service);
 316                 if (ipconfig == NULL)
 317                         /*
 318                          * This is needed for plugins that havent set their
 319                          * ipconfig layer yet, due to not being able to get
 320                          * a network index prior to creating a service.
 321                          */
 322                         __connman_service_create_ip4config(service, index);
 323                 else
 324                         __connman_ipconfig_set_index(ipconfig, index);
 325
 326         } else {
 327                 /* If index changed, the index of ipconfig must be reset. */
 328                 if (ipconfig == NULL)
 329                         goto done;
 330
 331                 __connman_ipconfig_set_index(ipconfig, index);
 332         }
 333
 334 done:
 335         network->element.index = index;
 336 }
 337
 338 /**
 339  * connman_network_get_index:
 340  * @network: network structure
 341  *
 342  * Get index number of network
 343  */
 344 int connman_network_get_index(struct connman_network *network)
 345 {
 346         return network->element.index;
 347 }
 348
 349 /**
 350  * connman_network_get_element:
 351  * @network: network structure
 352  *
 353  * Get connman_element of network
 354  */
 355 struct connman_element *connman_network_get_element(
 356                                 struct connman_network *network)
 357 {
 358         return &network->element;
 359 }
 360
 361 /**
 362  * connman_network_set_group:
 363  * @network: network structure
 364  * @group: group name
 365  *
 366  * Set group name for automatic clustering
 367  */
 368 void connman_network_set_group(struct connman_network *network,
 369                                                         const char *group)
 370 {
 371         switch (network->type) {
 372         case CONNMAN_NETWORK_TYPE_UNKNOWN:
 373         case CONNMAN_NETWORK_TYPE_VENDOR:
 374                 return;
 375         case CONNMAN_NETWORK_TYPE_ETHERNET:
 376         case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
 377         case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
 378         case CONNMAN_NETWORK_TYPE_CELLULAR:
 379         case CONNMAN_NETWORK_TYPE_WIFI:
 380         case CONNMAN_NETWORK_TYPE_WIMAX:
 381                 break;
 382         }
 383
 384         if (g_strcmp0(network->group, group) == 0) {
 385                 if (group != NULL)
 386                         __connman_profile_update_network(network);
 387                 return;
 388         }
 389
 390         if (network->group != NULL) {
 391                 __connman_profile_remove_network(network);
 392
 393                 g_free(network->group);
 394         }
 395
 396         network->group = g_strdup(group);
 397
 398         if (network->group != NULL)
 399                         __connman_profile_add_network(network);
 400 }
 401
 402 /**
 403  * connman_network_get_group:
 404  * @network: network structure
 405  *
 406  * Get group name for automatic clustering
 407  */
 408 const char *connman_network_get_group(struct connman_network *network)
 409 {
 410         return network->group;
 411 }
 412
 413 const char *__connman_network_get_ident(struct connman_network *network)
 414 {
 415         if (network->device == NULL)
 416                 return NULL;
 417
 418         return connman_device_get_ident(network->device);
 419 }
 420
 421 connman_bool_t __connman_network_get_weakness(struct connman_network *network)
 422 {
 423         switch (network->type) {
 424         case CONNMAN_NETWORK_TYPE_UNKNOWN:
 425         case CONNMAN_NETWORK_TYPE_VENDOR:
 426         case CONNMAN_NETWORK_TYPE_ETHERNET:
 427         case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
 428         case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
 429         case CONNMAN_NETWORK_TYPE_CELLULAR:
 430         case CONNMAN_NETWORK_TYPE_WIMAX:
 431                 break;
 432         case CONNMAN_NETWORK_TYPE_WIFI:
 433                 if (g_strcmp0(network->wifi.mode, "adhoc") == 0)
 434                         return TRUE;
 435                 if (network->strength > 0 && network->strength < 20)
 436                         return TRUE;
 437                 break;
 438         }
 439
 440         return FALSE;
 441 }
 442
 443 connman_bool_t __connman_network_get_connecting(struct connman_network *network)
 444 {
 445         return network->connecting;
 446 }
 447
 448 /**
 449  * connman_network_set_available:
 450  * @network: network structure
 451  * @available: availability state
 452  *
 453  * Change availability state of network (in range)
 454  */
 455 int connman_network_set_available(struct connman_network *network,
 456                                                 connman_bool_t available)
 457 {
 458         DBG("network %p available %d", network, available);
 459
 460         if (network->available == available)
 461                 return -EALREADY;
 462
 463         network->available = available;
 464
 465         return 0;
 466 }
 467
 468 /**
 469  * connman_network_get_available:
 470  * @network: network structure
 471  *
 472  * Get network available setting
 473  */
 474 connman_bool_t connman_network_get_available(struct connman_network *network)
 475 {
 476         if (network->hidden == TRUE)
 477                 return TRUE;
 478
 479         return network->available;
 480 }
 481
 482 /**
 483  * connman_network_set_associating:
 484  * @network: network structure
 485  * @associating: associating state
 486  *
 487  * Change associating state of network
 488  */
 489 int connman_network_set_associating(struct connman_network *network,
 490                                                 connman_bool_t associating)
 491 {
 492         DBG("network %p associating %d", network, associating);
 493
 494         if (network->associating == associating)
 495                 return -EALREADY;
 496
 497         network->associating = associating;
 498
 499         if (associating == TRUE) {
 500                 struct connman_service *service;
 501
 502                 service = __connman_service_lookup_from_network(network);
 503                 __connman_service_indicate_state(service,
 504                                         CONNMAN_SERVICE_STATE_ASSOCIATION,
 505                                         CONNMAN_IPCONFIG_TYPE_IPV4);
 506         }
 507
 508         return 0;
 509 }
 510
 511 static void set_associate_error(struct connman_network *network)
 512 {
 513         struct connman_service *service;
 514
 515         if (network->associating == FALSE)
 516                 return ;
 517
 518         network->associating = FALSE;
 519
 520         service = __connman_service_lookup_from_network(network);
 521
 522         __connman_service_indicate_state(service,
 523                                         CONNMAN_SERVICE_STATE_FAILURE,
 524                                         CONNMAN_IPCONFIG_TYPE_IPV4);
 525 }
 526
 527 static void set_configure_error(struct connman_network *network)
 528 {
 529         struct connman_service *service;
 530
 531         network->connecting = FALSE;
 532
 533         service = __connman_service_lookup_from_network(network);
 534
 535         __connman_service_indicate_state(service,
 536                                         CONNMAN_SERVICE_STATE_FAILURE,
 537                                         CONNMAN_IPCONFIG_TYPE_IPV4);
 538 }
 539
 540 static void set_invalid_key_error(struct connman_network *network)
 541 {
 542         struct connman_service *service;
 543
 544         service = __connman_service_lookup_from_network(network);
 545
 546         __connman_service_indicate_error(service,
 547                                         CONNMAN_SERVICE_ERROR_INVALID_KEY);
 548 }
 549
 550 void connman_network_set_ipv4_method(struct connman_network *network,
 551                                         enum connman_ipconfig_method method)
 552 {
 553         struct connman_service *service;
 554         struct connman_ipconfig *ipconfig;
 555
 556         network->element.ipv4.method = method;
 557
 558         service = __connman_service_lookup_from_network(network);
 559         if (service == NULL)
 560                 return;
 561
 562         ipconfig = __connman_service_get_ip4config(service);
 563         if (ipconfig == NULL)
 564                 return;
 565
 566         connman_ipconfig_set_method(ipconfig, method);
 567 }
 568
 569 void connman_network_set_ipv6_method(struct connman_network *network,
 570                                         enum connman_ipconfig_method method)
 571 {
 572         struct connman_service *service;
 573         struct connman_ipconfig *ipconfig;
 574
 575         network->element.ipv6.method = method;
 576
 577         service = __connman_service_lookup_from_network(network);
 578         if (service == NULL)
 579                 return;
 580
 581         ipconfig = __connman_service_get_ip6config(service);
 582         if (ipconfig == NULL)
 583                 return;
 584
 585         connman_ipconfig_set_method(ipconfig, method);
 586 }
 587
 588 void connman_network_set_error(struct connman_network *network,
 589                                         enum connman_network_error error)
 590 {
 591         DBG("nework %p, error %d", network, error);
 592
 593         network->connecting = FALSE;
 594
 595         switch (error) {
 596         case CONNMAN_NETWORK_ERROR_UNKNOWN:
 597                 return;
 598         case CONNMAN_NETWORK_ERROR_ASSOCIATE_FAIL:
 599                 set_associate_error(network);
 600                 break;
 601         case CONNMAN_NETWORK_ERROR_CONFIGURE_FAIL:
 602                 set_configure_error(network);
 603                 break;
 604         case CONNMAN_NETWORK_ERROR_INVALID_KEY:
 605                 set_invalid_key_error(network);
 606                 break;
 607         }
 608 }
 609
 610 void connman_network_clear_error(struct connman_network *network)
 611 {
 612         struct connman_service *service;
 613
 614         DBG("network %p", network);
 615
 616         if (network == NULL)
 617                 return;
 618
 619         if (network->connecting == TRUE || network->associating == TRUE)
 620                 return;
 621
 622         service = __connman_service_lookup_from_network(network);
 623         __connman_service_clear_error(service);
 624 }
 625
 626 static void set_configuration(struct connman_network *network)
 627 {
 628         struct connman_service *service;
 629
 630         DBG("network %p", network);
 631
 632         __connman_device_increase_connections(network->device);
 633
 634         __connman_device_set_network(network->device, network);
 635
 636         connman_device_set_disconnected(network->device, FALSE);
 637
 638         service = __connman_service_lookup_from_network(network);
 639         __connman_service_indicate_state(service,
 640                                         CONNMAN_SERVICE_STATE_CONFIGURATION,
 641                                         CONNMAN_IPCONFIG_TYPE_IPV4);
 642 }
 643
 644 static int set_connected_fixed(struct connman_network *network)
 645 {
 646         struct connman_service *service;
 647         struct connman_element *parent, *element;
 648
 649         DBG("");
 650
 651         service = __connman_service_lookup_from_network(network);
 652
 653         parent = connman_network_get_element(network);
 654
 655         set_configuration(network);
 656
 657         if (parent->ipv4.address == NULL)
 658                 return -EINVAL;
 659
 660         if (parent->ipv4.netmask == NULL)
 661                 return -EINVAL;
 662
 663         element = connman_element_create(NULL);
 664         if (element == NULL) {
 665                 connman_error("Can not create connman_element");
 666                 return -ENOMEM;
 667         }
 668
 669         element->type = CONNMAN_ELEMENT_TYPE_IPV4;
 670         element->index = parent->index;
 671
 672         if (connman_element_register(element, parent) < 0) {
 673                 connman_error("Can not register connman_element");
 674                 return -EINVAL;
 675         }
 676
 677         network->connecting = FALSE;
 678
 679         connman_network_set_associating(network, FALSE);
 680
 681         return 0;
 682 }
 683
 684 static void set_connected_manual(struct connman_network *network)
 685 {
 686         struct connman_service *service;
 687         struct connman_ipconfig *ipconfig;
 688         const char *nameserver = NULL;
 689         const char *gateway;
 690         int err;
 691
 692         DBG("network %p", network);
 693
 694         service = __connman_service_lookup_from_network(network);
 695
 696         ipconfig = __connman_service_get_ip4config(service);
 697
 698         set_configuration(network);
 699
 700         err = __connman_ipconfig_set_address(ipconfig);
 701         if (err < 0) {
 702                 connman_network_set_error(network,
 703                         CONNMAN_NETWORK_ERROR_CONFIGURE_FAIL);
 704                 return;
 705         }
 706
 707         connman_element_get_value(&network->element,
 708                         CONNMAN_PROPERTY_ID_IPV4_NAMESERVER, &nameserver);
 709         if (nameserver != NULL)
 710                 __connman_service_nameserver_append(service, nameserver);
 711
 712         connman_element_get_value(&network->element,
 713                                 CONNMAN_PROPERTY_ID_IPV4_GATEWAY, &gateway);
 714         if (gateway != NULL)
 715                 __connman_ipconfig_set_gateway(ipconfig, gateway);
 716
 717         network->connecting = FALSE;
 718
 719         connman_network_set_associating(network, FALSE);
 720
 721         __connman_service_indicate_state(service, CONNMAN_SERVICE_STATE_READY,
 722                                         CONNMAN_IPCONFIG_TYPE_IPV4);
 723 }
 724
 725 static int set_connected_dhcp(struct connman_network *network)
 726 {
 727         struct connman_element *element;
 728         int error;
 729
 730         DBG("network %p", network);
 731
 732         element = connman_element_create(NULL);
 733         if (element == NULL)
 734                 return -ENOMEM;
 735
 736         element->type  = CONNMAN_ELEMENT_TYPE_DHCP;
 737         element->index = network->element.index;
 738
 739         error = connman_element_register(element, &network->element);
 740         if (error < 0) {
 741                 connman_element_unref(element);
 742                 return error;
 743         }
 744
 745         set_configuration(network);
 746
 747         return 0;
 748 }
 749
 750 static int manual_ipv6_set(struct connman_network *network,
 751                                 struct connman_ipconfig *ipconfig_ipv6)
 752 {
 753         struct connman_service *service;
 754         int err;
 755
 756         service = __connman_service_lookup_from_network(network);
 757         if (service == NULL)
 758                 return -EINVAL;
 759
 760         err = __connman_ipconfig_set_address(ipconfig_ipv6);
 761         if (err < 0) {
 762                 connman_network_set_error(network,
 763                         CONNMAN_NETWORK_ERROR_CONFIGURE_FAIL);
 764                 return err;
 765         }
 766
 767         /*
 768          * READY state will be indicated by IPV4 setting
 769          * gateway will be set by IPV4 setting
 770          */
 771
 772         return 0;
 773 }
 774
 775 static void autoconf_ipv6_set(struct connman_network *network,
 776                                 struct connman_ipconfig *ipconfig_ipv6)
 777 {
 778         struct connman_service *service;
 779         struct connman_ipconfig *ipconfig;
 780         const char *nameserver = NULL;
 781
 782         DBG("network %p", network);
 783
 784         service = __connman_service_lookup_from_network(network);
 785
 786         ipconfig = __connman_service_get_ip6config(service);
 787
 788         __connman_device_increase_connections(network->device);
 789
 790         __connman_device_set_network(network->device, network);
 791
 792         connman_device_set_disconnected(network->device, FALSE);
 793
 794         connman_element_get_value(&network->element,
 795                         CONNMAN_PROPERTY_ID_IPV6_NAMESERVER, &nameserver);
 796         if (nameserver != NULL)
 797                 __connman_service_nameserver_append(service, nameserver);
 798
 799         network->connecting = FALSE;
 800
 801         __connman_service_indicate_state(service,
 802                                         CONNMAN_SERVICE_STATE_READY,
 803                                         CONNMAN_IPCONFIG_TYPE_IPV6);
 804 }
 805
 806 static gboolean set_connected(gpointer user_data)
 807 {
 808         struct connman_network *network = user_data;
 809         struct connman_service *service;
 810         struct connman_ipconfig *ipconfig_ipv4, *ipconfig_ipv6;
 811         enum connman_ipconfig_method ipv4_method, ipv6_method;
 812
 813         service = __connman_service_lookup_from_network(network);
 814
 815         ipconfig_ipv4 = __connman_service_get_ip4config(service);
 816         ipconfig_ipv6 = __connman_service_get_ip6config(service);
 817
 818         DBG("service %p ipv4 %p ipv6 %p", service, ipconfig_ipv4,
 819                 ipconfig_ipv6);
 820
 821         ipv4_method = __connman_ipconfig_get_method(ipconfig_ipv4);
 822         ipv6_method = __connman_ipconfig_get_method(ipconfig_ipv6);
 823
 824         DBG("method ipv4 %d ipv6 %d", ipv4_method, ipv6_method);
 825         DBG("network connected %d", network->connected);
 826
 827         if (network->connected == TRUE) {
 828                 int ret;
 829
 830                 switch (ipv6_method) {
 831                 case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
 832                 case CONNMAN_IPCONFIG_METHOD_OFF:
 833                         break;
 834                 case CONNMAN_IPCONFIG_METHOD_AUTO:
 835                         autoconf_ipv6_set(network, ipconfig_ipv6);
 836                         break;
 837                 case CONNMAN_IPCONFIG_METHOD_FIXED:
 838                 case CONNMAN_IPCONFIG_METHOD_MANUAL:
 839                         ret = manual_ipv6_set(network, ipconfig_ipv6);
 840                         if (ret != 0) {
 841                                 connman_network_set_error(network,
 842                                         CONNMAN_NETWORK_ERROR_ASSOCIATE_FAIL);
 843                                 return FALSE;
 844                         }
 845                         break;
 846                 case CONNMAN_IPCONFIG_METHOD_DHCP:
 847                         break;
 848                 }
 849
 850                 switch (ipv4_method) {
 851                 case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
 852                 case CONNMAN_IPCONFIG_METHOD_OFF:
 853                 case CONNMAN_IPCONFIG_METHOD_AUTO:
 854                         return FALSE;
 855                 case CONNMAN_IPCONFIG_METHOD_FIXED:
 856                         if (set_connected_fixed(network) < 0) {
 857                                 connman_network_set_error(network,
 858                                         CONNMAN_NETWORK_ERROR_ASSOCIATE_FAIL);
 859                                 return FALSE;
 860                         }
 861                         return TRUE;
 862                 case CONNMAN_IPCONFIG_METHOD_MANUAL:
 863                         set_connected_manual(network);
 864                         return TRUE;
 865                 case CONNMAN_IPCONFIG_METHOD_DHCP:
 866                         if (set_connected_dhcp(network) < 0) {
 867                                 connman_network_set_error(network,
 868                                         CONNMAN_NETWORK_ERROR_ASSOCIATE_FAIL);
 869                                 return FALSE;
 870                         }
 871                 }
 872
 873         } else {
 874                 struct connman_service *service;
 875
 876                 connman_element_unregister_children(&network->element);
 877
 878                 __connman_device_set_network(network->device, NULL);
 879                 network->hidden = FALSE;
 880
 881                 service = __connman_service_lookup_from_network(network);
 882
 883                 __connman_service_indicate_state(service,
 884                                         CONNMAN_SERVICE_STATE_IDLE,
 885                                         CONNMAN_IPCONFIG_TYPE_IPV4);
 886
 887                 /* TODO: eventually the IPv6 disconnect state should be handled
 888                  * in connection.c
 889                  */
 890                 __connman_service_indicate_state(service,
 891                                         CONNMAN_SERVICE_STATE_DISCONNECT,
 892                                         CONNMAN_IPCONFIG_TYPE_IPV6);
 893
 894                 __connman_service_indicate_state(service,
 895                                         CONNMAN_SERVICE_STATE_IDLE,
 896                                         CONNMAN_IPCONFIG_TYPE_IPV6);
 897         }
 898
 899         network->connecting = FALSE;
 900
 901         connman_network_set_associating(network, FALSE);
 902
 903         return FALSE;
 904 }
 905
 906 /**
 907  * connman_network_set_connected:
 908  * @network: network structure
 909  * @connected: connected state
 910  *
 911  * Change connected state of network
 912  */
 913 int connman_network_set_connected(struct connman_network *network,
 914                                                 connman_bool_t connected)
 915 {
 916         DBG("network %p connected %d", network, connected);
 917
 918         if ((network->connecting == TRUE || network->associating == TRUE) &&
 919                                                         connected == FALSE) {
 920                 connman_element_set_error(&network->element,
 921                                         CONNMAN_ELEMENT_ERROR_CONNECT_FAILED);
 922                 __connman_network_disconnect(network);
 923         }
 924
 925         if (network->connected == connected)
 926                 return -EALREADY;
 927
 928         if (connected == FALSE)
 929                 __connman_device_decrease_connections(network->device);
 930
 931         network->connected = connected;
 932
 933         set_connected(network);
 934
 935         return 0;
 936 }
 937
 938 /**
 939  * connman_network_get_connected:
 940  * @network: network structure
 941  *
 942  * Get network connection status
 943  */
 944 connman_bool_t connman_network_get_connected(struct connman_network *network)
 945 {
 946         return network->connected;
 947 }
 948
 949 /**
 950  * connman_network_get_associating:
 951  * @network: network structure
 952  *
 953  * Get network associating status
 954  */
 955 connman_bool_t connman_network_get_associating(struct connman_network *network)
 956 {
 957         return network->associating;
 958 }
 959
 960 /**
 961  * __connman_network_connect:
 962  * @network: network structure
 963  *
 964  * Connect network
 965  */
 966 int __connman_network_connect(struct connman_network *network)
 967 {
 968         struct connman_service *service;
 969         int err;
 970
 971         DBG("network %p", network);
 972
 973         if (network->connected == TRUE)
 974                 return -EISCONN;
 975
 976         if (network->connecting == TRUE || network->associating == TRUE)
 977                 return -EALREADY;
 978
 979         if (network->driver == NULL)
 980                 return -EUNATCH;
 981
 982         if (network->driver->connect == NULL)
 983                 return -ENOSYS;
 984
 985         if (network->device == NULL)
 986                 return -ENODEV;
 987
 988         network->connecting = TRUE;
 989
 990         __connman_device_disconnect(network->device);
 991
 992         service = __connman_service_lookup_from_network(network);
 993
 994         err = network->driver->connect(network);
 995         if (err < 0) {
 996                 if (err == -EINPROGRESS)
 997                         connman_network_set_associating(network, TRUE);
 998                 else {
 999                         network->connecting = FALSE;
1000                         network->hidden = FALSE;
1001                 }
1002
1003                 return err;
1004         }
1005
1006         network->connected = TRUE;
1007         set_connected(network);
1008
1009         return err;
1010 }
1011
1012 /**
1013  * __connman_network_disconnect:
1014  * @network: network structure
1015  *
1016  * Disconnect network
1017  */
1018 int __connman_network_disconnect(struct connman_network *network)
1019 {
1020         int err;
1021
1022         DBG("network %p", network);
1023
1024         if (network->connected == FALSE && network->connecting == FALSE &&
1025                                                 network->associating == FALSE)
1026                 return -ENOTCONN;
1027
1028         if (network->driver == NULL)
1029                 return -EUNATCH;
1030
1031         if (network->driver->disconnect == NULL)
1032                 return -ENOSYS;
1033
1034         network->connecting = FALSE;
1035
1036         err = network->driver->disconnect(network);
1037         if (err == 0) {
1038                 connman_network_set_connected(network, FALSE);
1039                 set_connected(network);
1040         }
1041
1042         return err;
1043 }
1044
1045 static int dhcp_start(struct connman_network *network)
1046 {
1047         struct connman_element *element;
1048         int error;
1049
1050         element = connman_element_create(NULL);
1051         if (element == NULL)
1052                 return -ENOMEM;
1053
1054         element->type  = CONNMAN_ELEMENT_TYPE_DHCP;
1055         element->index = network->element.index;
1056
1057         error = connman_element_register(element, &network->element);
1058         if (error < 0) {
1059                 connman_element_unref(element);
1060                 return error;
1061         }
1062
1063         return 0;
1064 }
1065
1066 static int dhcp_stop(struct connman_network *network)
1067 {
1068         connman_element_unregister_children_type(&network->element,
1069                                                 CONNMAN_ELEMENT_TYPE_IPV4);
1070         connman_element_unregister_children_type(&network->element,
1071                                                 CONNMAN_ELEMENT_TYPE_DHCP);
1072
1073         return 0;
1074 }
1075
1076 static int manual_ipv4_set(struct connman_network *network,
1077                                 struct connman_ipconfig *ipconfig)
1078 {
1079         struct connman_service *service;
1080         const char *gateway;
1081         int err;
1082
1083         service = __connman_service_lookup_from_network(network);
1084         if (service == NULL)
1085                 return -EINVAL;
1086
1087         err = __connman_ipconfig_set_address(ipconfig);
1088         if (err < 0) {
1089                 connman_network_set_error(network,
1090                         CONNMAN_NETWORK_ERROR_CONFIGURE_FAIL);
1091                 return err;
1092         }
1093
1094         connman_element_get_value(&network->element,
1095                                 CONNMAN_PROPERTY_ID_IPV4_GATEWAY, &gateway);
1096         if (gateway != NULL)
1097                 __connman_ipconfig_set_gateway(ipconfig, gateway);
1098
1099         __connman_service_indicate_state(service, CONNMAN_SERVICE_STATE_READY,
1100                                         CONNMAN_IPCONFIG_TYPE_IPV4);
1101
1102         return 0;
1103 }
1104
1105 int __connman_network_clear_ipconfig(struct connman_network *network,
1106                                         struct connman_ipconfig *ipconfig)
1107 {
1108         struct connman_service *service;
1109         enum connman_ipconfig_method method;
1110         enum connman_ipconfig_type type;
1111
1112         service = __connman_service_lookup_from_network(network);
1113         if (service == NULL)
1114                 return -EINVAL;
1115
1116         method = __connman_ipconfig_get_method(ipconfig);
1117         type = __connman_ipconfig_get_config_type(ipconfig);
1118
1119         switch (method) {
1120         case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
1121         case CONNMAN_IPCONFIG_METHOD_OFF:
1122         case CONNMAN_IPCONFIG_METHOD_FIXED:
1123         case CONNMAN_IPCONFIG_METHOD_AUTO:
1124                 return -EINVAL;
1125         case CONNMAN_IPCONFIG_METHOD_MANUAL:
1126                 __connman_ipconfig_clear_address(ipconfig);
1127                 break;
1128         case CONNMAN_IPCONFIG_METHOD_DHCP:
1129                 dhcp_stop(network);
1130                 break;
1131         }
1132
1133         if (type == CONNMAN_IPCONFIG_TYPE_IPV6)
1134                 __connman_service_indicate_state(service,
1135                                         CONNMAN_SERVICE_STATE_CONFIGURATION,
1136                                         CONNMAN_IPCONFIG_TYPE_IPV6);
1137         else if (type == CONNMAN_IPCONFIG_TYPE_IPV4)
1138                 __connman_service_indicate_state(service,
1139                                         CONNMAN_SERVICE_STATE_CONFIGURATION,
1140                                         CONNMAN_IPCONFIG_TYPE_IPV4);
1141
1142         return 0;
1143 }
1144
1145 int __connman_network_set_ipconfig(struct connman_network *network,
1146                                         struct connman_ipconfig *ipconfig_ipv4,
1147                                         struct connman_ipconfig *ipconfig_ipv6)
1148 {
1149         enum connman_ipconfig_method method;
1150         int ret;
1151
1152         if (ipconfig_ipv6) {
1153                 method = __connman_ipconfig_get_method(ipconfig_ipv6);
1154
1155                 switch (method) {
1156                 case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
1157                 case CONNMAN_IPCONFIG_METHOD_OFF:
1158                         break;
1159                 case CONNMAN_IPCONFIG_METHOD_AUTO:
1160                         autoconf_ipv6_set(network, ipconfig_ipv6);
1161                         break;
1162                 case CONNMAN_IPCONFIG_METHOD_FIXED:
1163                 case CONNMAN_IPCONFIG_METHOD_MANUAL:
1164                         ret = manual_ipv6_set(network, ipconfig_ipv6);
1165                         if (ret != 0) {
1166                                 connman_network_set_error(network,
1167                                         CONNMAN_NETWORK_ERROR_ASSOCIATE_FAIL);
1168                                 return FALSE;
1169                         }
1170                         break;
1171                 case CONNMAN_IPCONFIG_METHOD_DHCP:
1172                         break;
1173                 }
1174         }
1175
1176         if (ipconfig_ipv4) {
1177                 method = __connman_ipconfig_get_method(ipconfig_ipv4);
1178
1179                 switch (method) {
1180                 case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
1181                 case CONNMAN_IPCONFIG_METHOD_OFF:
1182                 case CONNMAN_IPCONFIG_METHOD_FIXED:
1183                 case CONNMAN_IPCONFIG_METHOD_AUTO:
1184                         return -EINVAL;
1185                 case CONNMAN_IPCONFIG_METHOD_MANUAL:
1186                         return manual_ipv4_set(network, ipconfig_ipv4);
1187                 case CONNMAN_IPCONFIG_METHOD_DHCP:
1188                         return dhcp_start(network);
1189                 }
1190         }
1191
1192         return 0;
1193 }
1194
1195 /**
1196  * connman_network_set_address:
1197  * @network: network structure
1198  * @address: binary address value
1199  * @size: binary address length
1200  *
1201  * Set unique address value for network
1202  */
1203 int connman_network_set_address(struct connman_network *network,
1204                                 const void *address, unsigned int size)
1205 {
1206         const unsigned char *addr_octet = address;
1207         char *str;
1208
1209         DBG("network %p size %d", network, size);
1210
1211         if (size != 6)
1212                 return -EINVAL;
1213
1214         str = g_strdup_printf("%02X:%02X:%02X:%02X:%02X:%02X",
1215                                 addr_octet[0], addr_octet[1], addr_octet[2],
1216                                 addr_octet[3], addr_octet[4], addr_octet[5]);
1217         if (str == NULL)
1218                 return -ENOMEM;
1219
1220         g_free(network->address);
1221         network->address = str;
1222
1223         return connman_element_set_string(&network->element,
1224                                                 "Address", network->address);
1225 }
1226
1227 /**
1228  * connman_network_set_name:
1229  * @network: network structure
1230  * @name: name value
1231  *
1232  * Set display name value for network
1233  */
1234 int connman_network_set_name(struct connman_network *network,
1235                                                         const char *name)
1236 {
1237         DBG("network %p name %s", network, name);
1238
1239         g_free(network->name);
1240         network->name = g_strdup(name);
1241
1242         return connman_element_set_string(&network->element, "Name", name);
1243 }
1244
1245 /**
1246  * connman_network_set_strength:
1247  * @network: network structure
1248  * @strength: strength value
1249  *
1250  * Set signal strength value for network
1251  */
1252 int connman_network_set_strength(struct connman_network *network,
1253                                                 connman_uint8_t strength)
1254 {
1255         DBG("network %p strengh %d", network, strength);
1256
1257         network->strength = strength;
1258
1259         return connman_element_set_uint8(&network->element,
1260                                                 "Strength", strength);
1261 }
1262
1263 /**
1264  * connman_network_set_roaming:
1265  * @network: network structure
1266  * @roaming: roaming state
1267  *
1268  * Set roaming state for network
1269  */
1270 int connman_network_set_roaming(struct connman_network *network,
1271                                                 connman_bool_t roaming)
1272 {
1273         DBG("network %p roaming %d", network, roaming);
1274
1275         network->roaming = roaming;
1276
1277         return connman_element_set_bool(&network->element,
1278                                                 "Roaming", roaming);
1279 }
1280
1281 /**
1282  * connman_network_set_string:
1283  * @network: network structure
1284  * @key: unique identifier
1285  * @value: string value
1286  *
1287  * Set string value for specific key
1288  */
1289 int connman_network_set_string(struct connman_network *network,
1290                                         const char *key, const char *value)
1291 {
1292         int err;
1293
1294         DBG("network %p key %s value %s", network, key, value);
1295
1296         if (g_strcmp0(key, "Name") == 0)
1297                 return connman_network_set_name(network, value);
1298
1299         if (g_str_equal(key, "Address") == TRUE) {
1300                 g_free(network->address);
1301                 network->address = g_strdup(value);
1302         } else if (g_str_equal(key, "Node") == TRUE) {
1303                 g_free(network->node);
1304                 network->node = g_strdup(value);
1305         } else if (g_str_equal(key, "WiFi.Mode") == TRUE) {
1306                 g_free(network->wifi.mode);
1307                 network->wifi.mode = g_strdup(value);
1308         } else if (g_str_equal(key, "WiFi.Security") == TRUE) {
1309                 g_free(network->wifi.security);
1310                 network->wifi.security = g_strdup(value);
1311         } else if (g_str_equal(key, "WiFi.Passphrase") == TRUE) {
1312                 g_free(network->wifi.passphrase);
1313                 network->wifi.passphrase = g_strdup(value);
1314         } else if (g_str_equal(key, "WiFi.EAP") == TRUE) {
1315                 g_free(network->wifi.eap);
1316                 network->wifi.eap = g_strdup(value);
1317         } else if (g_str_equal(key, "WiFi.Identity") == TRUE) {
1318                 g_free(network->wifi.identity);
1319                 network->wifi.identity = g_strdup(value);
1320         } else if (g_str_equal(key, "WiFi.CACertFile") == TRUE) {
1321                 g_free(network->wifi.ca_cert_path);
1322                 network->wifi.ca_cert_path = g_strdup(value);
1323         } else if (g_str_equal(key, "WiFi.ClientCertFile") == TRUE) {
1324                 g_free(network->wifi.client_cert_path);
1325                 network->wifi.client_cert_path = g_strdup(value);
1326         } else if (g_str_equal(key, "WiFi.PrivateKeyFile") == TRUE) {
1327                 g_free(network->wifi.private_key_path);
1328                 network->wifi.private_key_path = g_strdup(value);
1329         } else if (g_str_equal(key, "WiFi.PrivateKeyPassphrase") == TRUE) {
1330                 g_free(network->wifi.private_key_passphrase);
1331                 network->wifi.private_key_passphrase = g_strdup(value);
1332         } else if (g_str_equal(key, "WiFi.Phase2") == TRUE) {
1333                 g_free(network->wifi.phase2_auth);
1334                 network->wifi.phase2_auth = g_strdup(value);
1335         } else if (g_str_equal(key, "WiFi.PinWPS") == TRUE) {
1336                 g_free(network->wifi.pin_wps);
1337                 network->wifi.pin_wps = g_strdup(value);
1338         }
1339
1340         err = connman_element_set_string(&network->element, key, value);
1341         if (err < 0)
1342                 return err;
1343
1344         if (network->driver == NULL)
1345                 return 0;
1346
1347         if (network->driver->setup)
1348                 return network->driver->setup(network, key);
1349
1350         return 0;
1351 }
1352
1353 /**
1354  * connman_network_get_string:
1355  * @network: network structure
1356  * @key: unique identifier
1357  *
1358  * Get string value for specific key
1359  */
1360 const char *connman_network_get_string(struct connman_network *network,
1361                                                         const char *key)
1362 {
1363         DBG("network %p key %s", network, key);
1364
1365         if (g_str_equal(key, "Address") == TRUE)
1366                 return network->address;
1367         else if (g_str_equal(key, "Name") == TRUE)
1368                 return network->name;
1369         else if (g_str_equal(key, "Node") == TRUE)
1370                 return network->node;
1371         else if (g_str_equal(key, "WiFi.Mode") == TRUE)
1372                 return network->wifi.mode;
1373         else if (g_str_equal(key, "WiFi.Security") == TRUE)
1374                 return network->wifi.security;
1375         else if (g_str_equal(key, "WiFi.Passphrase") == TRUE)
1376                 return network->wifi.passphrase;
1377         else if (g_str_equal(key, "WiFi.EAP") == TRUE)
1378                 return network->wifi.eap;
1379         else if (g_str_equal(key, "WiFi.Identity") == TRUE)
1380                 return network->wifi.identity;
1381         else if (g_str_equal(key, "WiFi.CACertFile") == TRUE)
1382                 return network->wifi.ca_cert_path;
1383         else if (g_str_equal(key, "WiFi.ClientCertFile") == TRUE)
1384                 return network->wifi.client_cert_path;
1385         else if (g_str_equal(key, "WiFi.PrivateKeyFile") == TRUE)
1386                 return network->wifi.private_key_path;
1387         else if (g_str_equal(key, "WiFi.PrivateKeyPassphrase") == TRUE)
1388                 return network->wifi.private_key_passphrase;
1389         else if (g_str_equal(key, "WiFi.Phase2") == TRUE)
1390                 return network->wifi.phase2_auth;
1391         else if (g_str_equal(key, "WiFi.PinWPS") == TRUE)
1392                 return network->wifi.pin_wps;
1393
1394         return connman_element_get_string(&network->element, key);
1395 }
1396
1397 /**
1398  * connman_network_set_bool:
1399  * @network: network structure
1400  * @key: unique identifier
1401  * @value: boolean value
1402  *
1403  * Set boolean value for specific key
1404  */
1405 int connman_network_set_bool(struct connman_network *network,
1406                                         const char *key, connman_bool_t value)
1407 {
1408         DBG("network %p key %s value %d", network, key, value);
1409
1410         if (g_strcmp0(key, "Roaming") == 0)
1411                 return connman_network_set_roaming(network, value);
1412         else if (g_strcmp0(key, "WiFi.WPS") == 0)
1413                 network->wifi.wps = value;
1414         else if (g_strcmp0(key, "WiFi.UseWPS") == 0)
1415                 network->wifi.use_wps = value;
1416
1417         return connman_element_set_bool(&network->element, key, value);
1418 }
1419
1420 /**
1421  * connman_network_get_bool:
1422  * @network: network structure
1423  * @key: unique identifier
1424  *
1425  * Get boolean value for specific key
1426  */
1427 connman_bool_t connman_network_get_bool(struct connman_network *network,
1428                                                         const char *key)
1429 {
1430         DBG("network %p key %s", network, key);
1431
1432         if (g_str_equal(key, "Roaming") == TRUE)
1433                 return network->roaming;
1434         else if (g_str_equal(key, "WiFi.WPS") == TRUE)
1435                 return network->wifi.wps;
1436         else if (g_str_equal(key, "WiFi.UseWPS") == TRUE)
1437                 return network->wifi.use_wps;
1438
1439         return connman_element_get_bool(&network->element, key);
1440 }
1441
1442 /**
1443  * connman_network_set_uint8:
1444  * @network: network structure
1445  * @key: unique identifier
1446  * @value: integer value
1447  *
1448  * Set integer value for specific key
1449  */
1450 int connman_network_set_uint8(struct connman_network *network,
1451                                         const char *key, connman_uint8_t value)
1452 {
1453         DBG("network %p key %s value %d", network, key, value);
1454
1455         if (g_strcmp0(key, "Strength") == 0)
1456                 return connman_network_set_strength(network, value);
1457
1458         return connman_element_set_uint8(&network->element, key, value);
1459 }
1460
1461 /**
1462  * connman_network_get_uint8:
1463  * @network: network structure
1464  * @key: unique identifier
1465  *
1466  * Get integer value for specific key
1467  */
1468 connman_uint8_t connman_network_get_uint8(struct connman_network *network,
1469                                                         const char *key)
1470 {
1471         DBG("network %p key %s", network, key);
1472
1473         if (g_str_equal(key, "Strength") == TRUE)
1474                 return network->strength;
1475
1476         return connman_element_get_uint8(&network->element, key);
1477 }
1478
1479 /**
1480  * connman_network_set_uint16:
1481  * @network: network structure
1482  * @key: unique identifier
1483  * @value: integer value
1484  *
1485  * Set integer value for specific key
1486  */
1487 int connman_network_set_uint16(struct connman_network *network,
1488                                 const char *key, connman_uint16_t value)
1489 {
1490         DBG("network %p key %s value %d", network, key, value);
1491
1492         if (g_str_equal(key, "Frequency") == TRUE)
1493                 network->frequency = value;
1494         else if (g_str_equal(key, "WiFi.Channel") == TRUE)
1495                 network->wifi.channel = value;
1496
1497         return -EINVAL;
1498 }
1499
1500 /**
1501  * connman_network_get_uint16:
1502  * @network: network structure
1503  * @key: unique identifier
1504  *
1505  * Get integer value for specific key
1506  */
1507 connman_uint16_t connman_network_get_uint16(struct connman_network *network,
1508                                                         const char *key)
1509 {
1510         DBG("network %p key %s", network, key);
1511
1512         if (g_str_equal(key, "Frequency") == TRUE)
1513                 return network->frequency;
1514         else if (g_str_equal(key, "WiFi.Channel") == TRUE)
1515                 return network->wifi.channel;
1516
1517         return 0;
1518 }
1519
1520 /**
1521  * connman_network_set_blob:
1522  * @network: network structure
1523  * @key: unique identifier
1524  * @data: blob data
1525  * @size: blob size
1526  *
1527  * Set binary blob value for specific key
1528  */
1529 int connman_network_set_blob(struct connman_network *network,
1530                         const char *key, const void *data, unsigned int size)
1531 {
1532         DBG("network %p key %s size %d", network, key, size);
1533
1534         if (g_strcmp0(key, "Address") == 0)
1535                 return connman_network_set_address(network, data, size);
1536
1537         if (g_str_equal(key, "WiFi.SSID") == TRUE) {
1538                 g_free(network->wifi.ssid);
1539                 network->wifi.ssid = g_try_malloc(size);
1540                 if (network->wifi.ssid != NULL) {
1541                         memcpy(network->wifi.ssid, data, size);
1542                         network->wifi.ssid_len = size;
1543                 } else
1544                         network->wifi.ssid_len = 0;
1545         }
1546
1547         return connman_element_set_blob(&network->element, key, data, size);
1548 }
1549
1550 /**
1551  * connman_network_get_blob:
1552  * @network: network structure
1553  * @key: unique identifier
1554  * @size: pointer to blob size
1555  *
1556  * Get binary blob value for specific key
1557  */
1558 const void *connman_network_get_blob(struct connman_network *network,
1559                                         const char *key, unsigned int *size)
1560 {
1561         DBG("network %p key %s", network, key);
1562
1563         if (g_str_equal(key, "WiFi.SSID") == TRUE) {
1564                 if (size != NULL)
1565                         *size = network->wifi.ssid_len;
1566                 return network->wifi.ssid;
1567         }
1568
1569         return connman_element_get_blob(&network->element, key, size);
1570 }
1571
1572 void __connman_network_set_device(struct connman_network *network,
1573                                         struct connman_device *device)
1574 {
1575         network->device = device;
1576 }
1577
1578 /**
1579  * connman_network_get_device:
1580  * @network: network structure
1581  *
1582  * Get parent device of network
1583  */
1584 struct connman_device *connman_network_get_device(struct connman_network *network)
1585 {
1586         return network->device;
1587 }
1588
1589 /**
1590  * connman_network_get_data:
1591  * @network: network structure
1592  *
1593  * Get private network data pointer
1594  */
1595 void *connman_network_get_data(struct connman_network *network)
1596 {
1597         return network->driver_data;
1598 }
1599
1600 /**
1601  * connman_network_set_data:
1602  * @network: network structure
1603  * @data: data pointer
1604  *
1605  * Set private network data pointer
1606  */
1607 void connman_network_set_data(struct connman_network *network, void *data)
1608 {
1609         network->driver_data = data;
1610 }
1611
1612 void connman_network_update(struct connman_network *network)
1613 {
1614         switch (network->type) {
1615         case CONNMAN_NETWORK_TYPE_UNKNOWN:
1616         case CONNMAN_NETWORK_TYPE_VENDOR:
1617                 return;
1618         case CONNMAN_NETWORK_TYPE_ETHERNET:
1619         case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
1620         case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
1621         case CONNMAN_NETWORK_TYPE_CELLULAR:
1622         case CONNMAN_NETWORK_TYPE_WIFI:
1623         case CONNMAN_NETWORK_TYPE_WIMAX:
1624                 break;
1625         }
1626
1627         if (network->group != NULL)
1628                 __connman_service_update_from_network(network);
1629
1630         return;
1631 }
1632
1633 static gboolean match_driver(struct connman_network *network,
1634                                         struct connman_network_driver *driver)
1635 {
1636         if (network->type == driver->type ||
1637                         driver->type == CONNMAN_NETWORK_TYPE_UNKNOWN)
1638                 return TRUE;
1639
1640         return FALSE;
1641 }
1642
1643 static int network_probe(struct connman_element *element)
1644 {
1645         struct connman_network *network = element->network;
1646         GSList *list;
1647
1648         DBG("element %p name %s", element, element->name);
1649
1650         if (network == NULL)
1651                 return -ENODEV;
1652
1653         for (list = driver_list; list; list = list->next) {
1654                 struct connman_network_driver *driver = list->data;
1655
1656                 if (match_driver(network, driver) == FALSE)
1657                         continue;
1658
1659                 DBG("driver %p name %s", driver, driver->name);
1660
1661                 if (driver->probe(network) == 0) {
1662                         network->driver = driver;
1663                         break;
1664                 }
1665         }
1666
1667         if (network->driver == NULL)
1668                 return -ENODEV;
1669
1670         switch (network->type) {
1671         case CONNMAN_NETWORK_TYPE_UNKNOWN:
1672         case CONNMAN_NETWORK_TYPE_VENDOR:
1673                 break;
1674         case CONNMAN_NETWORK_TYPE_ETHERNET:
1675         case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
1676         case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
1677         case CONNMAN_NETWORK_TYPE_CELLULAR:
1678         case CONNMAN_NETWORK_TYPE_WIFI:
1679         case CONNMAN_NETWORK_TYPE_WIMAX:
1680                 if (network->group != NULL)
1681                         __connman_profile_add_network(network);
1682                 break;
1683         }
1684
1685         return 0;
1686 }
1687
1688 static void network_remove(struct connman_element *element)
1689 {
1690         struct connman_network *network = element->network;
1691
1692         DBG("element %p name %s", element, element->name);
1693
1694         if (network == NULL)
1695                 return;
1696
1697         if (network->driver == NULL)
1698                 return;
1699
1700         switch (network->type) {
1701         case CONNMAN_NETWORK_TYPE_UNKNOWN:
1702         case CONNMAN_NETWORK_TYPE_VENDOR:
1703                 break;
1704         case CONNMAN_NETWORK_TYPE_ETHERNET:
1705         case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
1706         case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
1707         case CONNMAN_NETWORK_TYPE_CELLULAR:
1708         case CONNMAN_NETWORK_TYPE_WIFI:
1709         case CONNMAN_NETWORK_TYPE_WIMAX:
1710                 if (network->group != NULL) {
1711                         __connman_profile_remove_network(network);
1712
1713                         g_free(network->group);
1714                         network->group = NULL;
1715                 }
1716                 break;
1717         }
1718
1719         if (network->driver->remove)
1720                 network->driver->remove(network);
1721 }
1722
1723 static void network_change(struct connman_element *element)
1724 {
1725         struct connman_network *network = element->network;
1726
1727         DBG("element %p name %s", element, element->name);
1728
1729         if (element->state != CONNMAN_ELEMENT_STATE_ERROR)
1730                 return;
1731
1732         if (element->error != CONNMAN_ELEMENT_ERROR_DHCP_FAILED)
1733                 return;
1734
1735         if (network->connected == FALSE)
1736                 return;
1737
1738         connman_element_unregister_children(element);
1739
1740         connman_device_set_disconnected(network->device, TRUE);
1741
1742         if (network->driver && network->driver->disconnect) {
1743                 network->driver->disconnect(network);
1744                 return;
1745         }
1746
1747         network->connected = FALSE;
1748 }
1749
1750 static struct connman_driver network_driver = {
1751         .name           = "network",
1752         .type           = CONNMAN_ELEMENT_TYPE_NETWORK,
1753         .priority       = CONNMAN_DRIVER_PRIORITY_LOW,
1754         .probe          = network_probe,
1755         .remove         = network_remove,
1756         .change         = network_change,
1757 };
1758
1759 int __connman_network_init(void)
1760 {
1761         DBG("");
1762
1763         return connman_driver_register(&network_driver);
1764 }
1765
1766 void __connman_network_cleanup(void)
1767 {
1768         DBG("");
1769
1770         connman_driver_unregister(&network_driver);
1771 }