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         int err;
 690
 691         DBG("network %p", network);
 692
 693         service = __connman_service_lookup_from_network(network);
 694
 695         ipconfig = __connman_service_get_ip4config(service);
 696
 697         set_configuration(network);
 698
 699         err = __connman_ipconfig_set_address(ipconfig);
 700         if (err < 0) {
 701                 connman_network_set_error(network,
 702                         CONNMAN_NETWORK_ERROR_CONFIGURE_FAIL);
 703                 return;
 704         }
 705
 706         connman_element_get_value(&network->element,
 707                         CONNMAN_PROPERTY_ID_IPV4_NAMESERVER, &nameserver);
 708         if (nameserver != NULL)
 709                 __connman_service_append_nameserver(service, nameserver);
 710
 711         __connman_ipconfig_set_gateway(ipconfig, &network->element);
 712
 713         network->connecting = FALSE;
 714
 715         connman_network_set_associating(network, FALSE);
 716
 717         __connman_service_indicate_state(service, CONNMAN_SERVICE_STATE_READY,
 718                                         CONNMAN_IPCONFIG_TYPE_IPV4);
 719 }
 720
 721 static int set_connected_dhcp(struct connman_network *network)
 722 {
 723         struct connman_element *element;
 724         int error;
 725
 726         DBG("network %p", network);
 727
 728         element = connman_element_create(NULL);
 729         if (element == NULL)
 730                 return -ENOMEM;
 731
 732         element->type  = CONNMAN_ELEMENT_TYPE_DHCP;
 733         element->index = network->element.index;
 734
 735         error = connman_element_register(element, &network->element);
 736         if (error < 0) {
 737                 connman_element_unref(element);
 738                 return error;
 739         }
 740
 741         set_configuration(network);
 742
 743         return 0;
 744 }
 745
 746 static int manual_ipv6_set(struct connman_network *network,
 747                                 struct connman_ipconfig *ipconfig_ipv6)
 748 {
 749         struct connman_service *service;
 750         int err;
 751
 752         service = __connman_service_lookup_from_network(network);
 753         if (service == NULL)
 754                 return -EINVAL;
 755
 756         err = __connman_ipconfig_set_address(ipconfig_ipv6);
 757         if (err < 0) {
 758                 connman_network_set_error(network,
 759                         CONNMAN_NETWORK_ERROR_CONFIGURE_FAIL);
 760                 return err;
 761         }
 762
 763         /*
 764          * READY state will be indicated by IPV4 setting
 765          * gateway will be set by IPV4 setting
 766          */
 767
 768         return 0;
 769 }
 770
 771 static void autoconf_ipv6_set(struct connman_network *network,
 772                                 struct connman_ipconfig *ipconfig_ipv6)
 773 {
 774         struct connman_service *service;
 775         struct connman_ipconfig *ipconfig;
 776         const char *nameserver = NULL;
 777
 778         DBG("network %p", network);
 779
 780         service = __connman_service_lookup_from_network(network);
 781
 782         ipconfig = __connman_service_get_ip6config(service);
 783
 784         __connman_device_increase_connections(network->device);
 785
 786         __connman_device_set_network(network->device, network);
 787
 788         connman_device_set_disconnected(network->device, FALSE);
 789
 790         connman_element_get_value(&network->element,
 791                         CONNMAN_PROPERTY_ID_IPV6_NAMESERVER, &nameserver);
 792         if (nameserver != NULL)
 793                 __connman_service_append_nameserver(service, nameserver);
 794
 795         network->connecting = FALSE;
 796
 797         __connman_service_indicate_state(service,
 798                                         CONNMAN_SERVICE_STATE_READY,
 799                                         CONNMAN_IPCONFIG_TYPE_IPV6);
 800 }
 801
 802 static gboolean set_connected(gpointer user_data)
 803 {
 804         struct connman_network *network = user_data;
 805         struct connman_service *service;
 806         struct connman_ipconfig *ipconfig_ipv4, *ipconfig_ipv6;
 807         enum connman_ipconfig_method ipv4_method, ipv6_method;
 808
 809         service = __connman_service_lookup_from_network(network);
 810
 811         ipconfig_ipv4 = __connman_service_get_ip4config(service);
 812         ipconfig_ipv6 = __connman_service_get_ip6config(service);
 813
 814         DBG("service %p ipv4 %p ipv6 %p", service, ipconfig_ipv4,
 815                 ipconfig_ipv6);
 816
 817         ipv4_method = __connman_ipconfig_get_method(ipconfig_ipv4);
 818         ipv6_method = __connman_ipconfig_get_method(ipconfig_ipv6);
 819
 820         DBG("method ipv4 %d ipv6 %d", ipv4_method, ipv6_method);
 821         DBG("network connected %d", network->connected);
 822
 823         if (network->connected == TRUE) {
 824                 int ret;
 825
 826                 switch (ipv6_method) {
 827                 case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
 828                 case CONNMAN_IPCONFIG_METHOD_OFF:
 829                         break;
 830                 case CONNMAN_IPCONFIG_METHOD_AUTO:
 831                         autoconf_ipv6_set(network, ipconfig_ipv6);
 832                         break;
 833                 case CONNMAN_IPCONFIG_METHOD_FIXED:
 834                 case CONNMAN_IPCONFIG_METHOD_MANUAL:
 835                         ret = manual_ipv6_set(network, ipconfig_ipv6);
 836                         if (ret != 0) {
 837                                 connman_network_set_error(network,
 838                                         CONNMAN_NETWORK_ERROR_ASSOCIATE_FAIL);
 839                                 return FALSE;
 840                         }
 841                         break;
 842                 case CONNMAN_IPCONFIG_METHOD_DHCP:
 843                         break;
 844                 }
 845
 846                 switch (ipv4_method) {
 847                 case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
 848                 case CONNMAN_IPCONFIG_METHOD_OFF:
 849                 case CONNMAN_IPCONFIG_METHOD_AUTO:
 850                         return FALSE;
 851                 case CONNMAN_IPCONFIG_METHOD_FIXED:
 852                         if (set_connected_fixed(network) < 0) {
 853                                 connman_network_set_error(network,
 854                                         CONNMAN_NETWORK_ERROR_ASSOCIATE_FAIL);
 855                                 return FALSE;
 856                         }
 857                         return TRUE;
 858                 case CONNMAN_IPCONFIG_METHOD_MANUAL:
 859                         set_connected_manual(network);
 860                         return TRUE;
 861                 case CONNMAN_IPCONFIG_METHOD_DHCP:
 862                         if (set_connected_dhcp(network) < 0) {
 863                                 connman_network_set_error(network,
 864                                         CONNMAN_NETWORK_ERROR_ASSOCIATE_FAIL);
 865                                 return FALSE;
 866                         }
 867                 }
 868
 869         } else {
 870                 struct connman_service *service;
 871
 872                 connman_element_unregister_children(&network->element);
 873
 874                 __connman_device_set_network(network->device, NULL);
 875                 network->hidden = FALSE;
 876
 877                 service = __connman_service_lookup_from_network(network);
 878
 879                 __connman_service_indicate_state(service,
 880                                         CONNMAN_SERVICE_STATE_DISCONNECT,
 881                                         CONNMAN_IPCONFIG_TYPE_IPV4);
 882
 883                 __connman_service_indicate_state(service,
 884                                         CONNMAN_SERVICE_STATE_DISCONNECT,
 885                                         CONNMAN_IPCONFIG_TYPE_IPV6);
 886         }
 887
 888         network->connecting = FALSE;
 889
 890         connman_network_set_associating(network, FALSE);
 891
 892         return FALSE;
 893 }
 894
 895 /**
 896  * connman_network_set_connected:
 897  * @network: network structure
 898  * @connected: connected state
 899  *
 900  * Change connected state of network
 901  */
 902 int connman_network_set_connected(struct connman_network *network,
 903                                                 connman_bool_t connected)
 904 {
 905         DBG("network %p connected %d", network, connected);
 906
 907         if ((network->connecting == TRUE || network->associating == TRUE) &&
 908                                                         connected == FALSE) {
 909                 connman_element_set_error(&network->element,
 910                                         CONNMAN_ELEMENT_ERROR_CONNECT_FAILED);
 911                 __connman_network_disconnect(network);
 912         }
 913
 914         if (network->connected == connected)
 915                 return -EALREADY;
 916
 917         if (connected == FALSE)
 918                 __connman_device_decrease_connections(network->device);
 919
 920         network->connected = connected;
 921
 922         set_connected(network);
 923
 924         return 0;
 925 }
 926
 927 /**
 928  * connman_network_get_connected:
 929  * @network: network structure
 930  *
 931  * Get network connection status
 932  */
 933 connman_bool_t connman_network_get_connected(struct connman_network *network)
 934 {
 935         return network->connected;
 936 }
 937
 938 /**
 939  * connman_network_get_associating:
 940  * @network: network structure
 941  *
 942  * Get network associating status
 943  */
 944 connman_bool_t connman_network_get_associating(struct connman_network *network)
 945 {
 946         return network->associating;
 947 }
 948
 949 /**
 950  * __connman_network_connect:
 951  * @network: network structure
 952  *
 953  * Connect network
 954  */
 955 int __connman_network_connect(struct connman_network *network)
 956 {
 957         struct connman_service *service;
 958         int err;
 959
 960         DBG("network %p", network);
 961
 962         if (network->connected == TRUE)
 963                 return -EISCONN;
 964
 965         if (network->connecting == TRUE || network->associating == TRUE)
 966                 return -EALREADY;
 967
 968         if (network->driver == NULL)
 969                 return -EUNATCH;
 970
 971         if (network->driver->connect == NULL)
 972                 return -ENOSYS;
 973
 974         if (network->device == NULL)
 975                 return -ENODEV;
 976
 977         network->connecting = TRUE;
 978
 979         __connman_device_disconnect(network->device);
 980
 981         service = __connman_service_lookup_from_network(network);
 982
 983         err = network->driver->connect(network);
 984         if (err < 0) {
 985                 if (err == -EINPROGRESS)
 986                         connman_network_set_associating(network, TRUE);
 987                 else {
 988                         network->connecting = FALSE;
 989                         network->hidden = FALSE;
 990                 }
 991
 992                 return err;
 993         }
 994
 995         network->connected = TRUE;
 996         set_connected(network);
 997
 998         return err;
 999 }
1000
1001 /**
1002  * __connman_network_disconnect:
1003  * @network: network structure
1004  *
1005  * Disconnect network
1006  */
1007 int __connman_network_disconnect(struct connman_network *network)
1008 {
1009         int err;
1010
1011         DBG("network %p", network);
1012
1013         if (network->connected == FALSE && network->connecting == FALSE &&
1014                                                 network->associating == FALSE)
1015                 return -ENOTCONN;
1016
1017         if (network->driver == NULL)
1018                 return -EUNATCH;
1019
1020         if (network->driver->disconnect == NULL)
1021                 return -ENOSYS;
1022
1023         network->connecting = FALSE;
1024
1025         err = network->driver->disconnect(network);
1026         if (err == 0) {
1027                 connman_network_set_connected(network, FALSE);
1028                 set_connected(network);
1029         }
1030
1031         return err;
1032 }
1033
1034 static int dhcp_start(struct connman_network *network)
1035 {
1036         struct connman_element *element;
1037         int error;
1038
1039         element = connman_element_create(NULL);
1040         if (element == NULL)
1041                 return -ENOMEM;
1042
1043         element->type  = CONNMAN_ELEMENT_TYPE_DHCP;
1044         element->index = network->element.index;
1045
1046         error = connman_element_register(element, &network->element);
1047         if (error < 0) {
1048                 connman_element_unref(element);
1049                 return error;
1050         }
1051
1052         return 0;
1053 }
1054
1055 static int dhcp_stop(struct connman_network *network)
1056 {
1057         connman_element_unregister_children_type(&network->element,
1058                                         CONNMAN_ELEMENT_TYPE_CONNECTION);
1059         connman_element_unregister_children_type(&network->element,
1060                                                 CONNMAN_ELEMENT_TYPE_IPV4);
1061         connman_element_unregister_children_type(&network->element,
1062                                                 CONNMAN_ELEMENT_TYPE_DHCP);
1063
1064         return 0;
1065 }
1066
1067 static int manual_ipv4_set(struct connman_network *network,
1068                                 struct connman_ipconfig *ipconfig)
1069 {
1070         struct connman_service *service;
1071         int err;
1072
1073         service = __connman_service_lookup_from_network(network);
1074         if (service == NULL)
1075                 return -EINVAL;
1076
1077         err = __connman_ipconfig_set_address(ipconfig);
1078         if (err < 0) {
1079                 connman_network_set_error(network,
1080                         CONNMAN_NETWORK_ERROR_CONFIGURE_FAIL);
1081                 return err;
1082         }
1083
1084         __connman_ipconfig_set_gateway(ipconfig, &network->element);
1085
1086         __connman_service_indicate_state(service, CONNMAN_SERVICE_STATE_READY,
1087                                         CONNMAN_IPCONFIG_TYPE_IPV4);
1088
1089         return 0;
1090 }
1091
1092 int __connman_network_clear_ipconfig(struct connman_network *network,
1093                                         struct connman_ipconfig *ipconfig)
1094 {
1095         struct connman_service *service;
1096         enum connman_ipconfig_method method;
1097
1098         service = __connman_service_lookup_from_network(network);
1099         if (service == NULL)
1100                 return -EINVAL;
1101
1102         method = __connman_ipconfig_get_method(ipconfig);
1103
1104         switch (method) {
1105         case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
1106         case CONNMAN_IPCONFIG_METHOD_OFF:
1107         case CONNMAN_IPCONFIG_METHOD_FIXED:
1108         case CONNMAN_IPCONFIG_METHOD_AUTO:
1109                 return -EINVAL;
1110         case CONNMAN_IPCONFIG_METHOD_MANUAL:
1111                 connman_element_unregister_children_type(&network->element,
1112                                         CONNMAN_ELEMENT_TYPE_CONNECTION);
1113                 __connman_ipconfig_clear_address(ipconfig);
1114                 break;
1115         case CONNMAN_IPCONFIG_METHOD_DHCP:
1116                 dhcp_stop(network);
1117                 break;
1118         }
1119
1120         __connman_service_indicate_state(service,
1121                                         CONNMAN_SERVICE_STATE_CONFIGURATION,
1122                                         CONNMAN_IPCONFIG_TYPE_IPV4);
1123
1124         return 0;
1125 }
1126
1127 int __connman_network_set_ipconfig(struct connman_network *network,
1128                                         struct connman_ipconfig *ipconfig_ipv4,
1129                                         struct connman_ipconfig *ipconfig_ipv6)
1130 {
1131         enum connman_ipconfig_method method;
1132         int ret;
1133
1134         if (ipconfig_ipv6) {
1135                 method = __connman_ipconfig_get_method(ipconfig_ipv6);
1136
1137                 switch (method) {
1138                 case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
1139                 case CONNMAN_IPCONFIG_METHOD_OFF:
1140                         break;
1141                 case CONNMAN_IPCONFIG_METHOD_AUTO:
1142                         autoconf_ipv6_set(network, ipconfig_ipv6);
1143                         break;
1144                 case CONNMAN_IPCONFIG_METHOD_FIXED:
1145                 case CONNMAN_IPCONFIG_METHOD_MANUAL:
1146                         ret = manual_ipv6_set(network, ipconfig_ipv6);
1147                         if (ret != 0) {
1148                                 connman_network_set_error(network,
1149                                         CONNMAN_NETWORK_ERROR_ASSOCIATE_FAIL);
1150                                 return FALSE;
1151                         }
1152                         break;
1153                 case CONNMAN_IPCONFIG_METHOD_DHCP:
1154                         break;
1155                 }
1156         }
1157
1158         if (ipconfig_ipv4) {
1159                 method = __connman_ipconfig_get_method(ipconfig_ipv4);
1160
1161                 switch (method) {
1162                 case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
1163                 case CONNMAN_IPCONFIG_METHOD_OFF:
1164                 case CONNMAN_IPCONFIG_METHOD_FIXED:
1165                 case CONNMAN_IPCONFIG_METHOD_AUTO:
1166                         return -EINVAL;
1167                 case CONNMAN_IPCONFIG_METHOD_MANUAL:
1168                         return manual_ipv4_set(network, ipconfig_ipv4);
1169                 case CONNMAN_IPCONFIG_METHOD_DHCP:
1170                         return dhcp_start(network);
1171                 }
1172         }
1173
1174         return 0;
1175 }
1176
1177 /**
1178  * connman_network_set_address:
1179  * @network: network structure
1180  * @address: binary address value
1181  * @size: binary address length
1182  *
1183  * Set unique address value for network
1184  */
1185 int connman_network_set_address(struct connman_network *network,
1186                                 const void *address, unsigned int size)
1187 {
1188         const unsigned char *addr_octet = address;
1189         char *str;
1190
1191         DBG("network %p size %d", network, size);
1192
1193         if (size != 6)
1194                 return -EINVAL;
1195
1196         str = g_strdup_printf("%02X:%02X:%02X:%02X:%02X:%02X",
1197                                 addr_octet[0], addr_octet[1], addr_octet[2],
1198                                 addr_octet[3], addr_octet[4], addr_octet[5]);
1199         if (str == NULL)
1200                 return -ENOMEM;
1201
1202         g_free(network->address);
1203         network->address = str;
1204
1205         return connman_element_set_string(&network->element,
1206                                                 "Address", network->address);
1207 }
1208
1209 /**
1210  * connman_network_set_name:
1211  * @network: network structure
1212  * @name: name value
1213  *
1214  * Set display name value for network
1215  */
1216 int connman_network_set_name(struct connman_network *network,
1217                                                         const char *name)
1218 {
1219         DBG("network %p name %s", network, name);
1220
1221         g_free(network->name);
1222         network->name = g_strdup(name);
1223
1224         return connman_element_set_string(&network->element, "Name", name);
1225 }
1226
1227 /**
1228  * connman_network_set_strength:
1229  * @network: network structure
1230  * @strength: strength value
1231  *
1232  * Set signal strength value for network
1233  */
1234 int connman_network_set_strength(struct connman_network *network,
1235                                                 connman_uint8_t strength)
1236 {
1237         DBG("network %p strengh %d", network, strength);
1238
1239         network->strength = strength;
1240
1241         return connman_element_set_uint8(&network->element,
1242                                                 "Strength", strength);
1243 }
1244
1245 /**
1246  * connman_network_set_roaming:
1247  * @network: network structure
1248  * @roaming: roaming state
1249  *
1250  * Set roaming state for network
1251  */
1252 int connman_network_set_roaming(struct connman_network *network,
1253                                                 connman_bool_t roaming)
1254 {
1255         DBG("network %p roaming %d", network, roaming);
1256
1257         network->roaming = roaming;
1258
1259         return connman_element_set_bool(&network->element,
1260                                                 "Roaming", roaming);
1261 }
1262
1263 /**
1264  * connman_network_set_string:
1265  * @network: network structure
1266  * @key: unique identifier
1267  * @value: string value
1268  *
1269  * Set string value for specific key
1270  */
1271 int connman_network_set_string(struct connman_network *network,
1272                                         const char *key, const char *value)
1273 {
1274         int err;
1275
1276         DBG("network %p key %s value %s", network, key, value);
1277
1278         if (g_strcmp0(key, "Name") == 0)
1279                 return connman_network_set_name(network, value);
1280
1281         if (g_str_equal(key, "Address") == TRUE) {
1282                 g_free(network->address);
1283                 network->address = g_strdup(value);
1284         } else if (g_str_equal(key, "Node") == TRUE) {
1285                 g_free(network->node);
1286                 network->node = g_strdup(value);
1287         } else if (g_str_equal(key, "WiFi.Mode") == TRUE) {
1288                 g_free(network->wifi.mode);
1289                 network->wifi.mode = g_strdup(value);
1290         } else if (g_str_equal(key, "WiFi.Security") == TRUE) {
1291                 g_free(network->wifi.security);
1292                 network->wifi.security = g_strdup(value);
1293         } else if (g_str_equal(key, "WiFi.Passphrase") == TRUE) {
1294                 g_free(network->wifi.passphrase);
1295                 network->wifi.passphrase = g_strdup(value);
1296         } else if (g_str_equal(key, "WiFi.EAP") == TRUE) {
1297                 g_free(network->wifi.eap);
1298                 network->wifi.eap = g_strdup(value);
1299         } else if (g_str_equal(key, "WiFi.Identity") == TRUE) {
1300                 g_free(network->wifi.identity);
1301                 network->wifi.identity = g_strdup(value);
1302         } else if (g_str_equal(key, "WiFi.CACertFile") == TRUE) {
1303                 g_free(network->wifi.ca_cert_path);
1304                 network->wifi.ca_cert_path = g_strdup(value);
1305         } else if (g_str_equal(key, "WiFi.ClientCertFile") == TRUE) {
1306                 g_free(network->wifi.client_cert_path);
1307                 network->wifi.client_cert_path = g_strdup(value);
1308         } else if (g_str_equal(key, "WiFi.PrivateKeyFile") == TRUE) {
1309                 g_free(network->wifi.private_key_path);
1310                 network->wifi.private_key_path = g_strdup(value);
1311         } else if (g_str_equal(key, "WiFi.PrivateKeyPassphrase") == TRUE) {
1312                 g_free(network->wifi.private_key_passphrase);
1313                 network->wifi.private_key_passphrase = g_strdup(value);
1314         } else if (g_str_equal(key, "WiFi.Phase2") == TRUE) {
1315                 g_free(network->wifi.phase2_auth);
1316                 network->wifi.phase2_auth = g_strdup(value);
1317         } else if (g_str_equal(key, "WiFi.PinWPS") == TRUE) {
1318                 g_free(network->wifi.pin_wps);
1319                 network->wifi.pin_wps = g_strdup(value);
1320         }
1321
1322         err = connman_element_set_string(&network->element, key, value);
1323         if (err < 0)
1324                 return err;
1325
1326         if (network->driver == NULL)
1327                 return 0;
1328
1329         if (network->driver->setup)
1330                 return network->driver->setup(network, key);
1331
1332         return 0;
1333 }
1334
1335 /**
1336  * connman_network_get_string:
1337  * @network: network structure
1338  * @key: unique identifier
1339  *
1340  * Get string value for specific key
1341  */
1342 const char *connman_network_get_string(struct connman_network *network,
1343                                                         const char *key)
1344 {
1345         DBG("network %p key %s", network, key);
1346
1347         if (g_str_equal(key, "Address") == TRUE)
1348                 return network->address;
1349         else if (g_str_equal(key, "Name") == TRUE)
1350                 return network->name;
1351         else if (g_str_equal(key, "Node") == TRUE)
1352                 return network->node;
1353         else if (g_str_equal(key, "WiFi.Mode") == TRUE)
1354                 return network->wifi.mode;
1355         else if (g_str_equal(key, "WiFi.Security") == TRUE)
1356                 return network->wifi.security;
1357         else if (g_str_equal(key, "WiFi.Passphrase") == TRUE)
1358                 return network->wifi.passphrase;
1359         else if (g_str_equal(key, "WiFi.EAP") == TRUE)
1360                 return network->wifi.eap;
1361         else if (g_str_equal(key, "WiFi.Identity") == TRUE)
1362                 return network->wifi.identity;
1363         else if (g_str_equal(key, "WiFi.CACertFile") == TRUE)
1364                 return network->wifi.ca_cert_path;
1365         else if (g_str_equal(key, "WiFi.ClientCertFile") == TRUE)
1366                 return network->wifi.client_cert_path;
1367         else if (g_str_equal(key, "WiFi.PrivateKeyFile") == TRUE)
1368                 return network->wifi.private_key_path;
1369         else if (g_str_equal(key, "WiFi.PrivateKeyPassphrase") == TRUE)
1370                 return network->wifi.private_key_passphrase;
1371         else if (g_str_equal(key, "WiFi.Phase2") == TRUE)
1372                 return network->wifi.phase2_auth;
1373         else if (g_str_equal(key, "WiFi.PinWPS") == TRUE)
1374                 return network->wifi.pin_wps;
1375
1376         return connman_element_get_string(&network->element, key);
1377 }
1378
1379 /**
1380  * connman_network_set_bool:
1381  * @network: network structure
1382  * @key: unique identifier
1383  * @value: boolean value
1384  *
1385  * Set boolean value for specific key
1386  */
1387 int connman_network_set_bool(struct connman_network *network,
1388                                         const char *key, connman_bool_t value)
1389 {
1390         DBG("network %p key %s value %d", network, key, value);
1391
1392         if (g_strcmp0(key, "Roaming") == 0)
1393                 return connman_network_set_roaming(network, value);
1394         else if (g_strcmp0(key, "WiFi.WPS") == 0)
1395                 network->wifi.wps = value;
1396         else if (g_strcmp0(key, "WiFi.UseWPS") == 0)
1397                 network->wifi.use_wps = value;
1398
1399         return connman_element_set_bool(&network->element, key, value);
1400 }
1401
1402 /**
1403  * connman_network_get_bool:
1404  * @network: network structure
1405  * @key: unique identifier
1406  *
1407  * Get boolean value for specific key
1408  */
1409 connman_bool_t connman_network_get_bool(struct connman_network *network,
1410                                                         const char *key)
1411 {
1412         DBG("network %p key %s", network, key);
1413
1414         if (g_str_equal(key, "Roaming") == TRUE)
1415                 return network->roaming;
1416         else if (g_str_equal(key, "WiFi.WPS") == TRUE)
1417                 return network->wifi.wps;
1418         else if (g_str_equal(key, "WiFi.UseWPS") == TRUE)
1419                 return network->wifi.use_wps;
1420
1421         return connman_element_get_bool(&network->element, key);
1422 }
1423
1424 /**
1425  * connman_network_set_uint8:
1426  * @network: network structure
1427  * @key: unique identifier
1428  * @value: integer value
1429  *
1430  * Set integer value for specific key
1431  */
1432 int connman_network_set_uint8(struct connman_network *network,
1433                                         const char *key, connman_uint8_t value)
1434 {
1435         DBG("network %p key %s value %d", network, key, value);
1436
1437         if (g_strcmp0(key, "Strength") == 0)
1438                 return connman_network_set_strength(network, value);
1439
1440         return connman_element_set_uint8(&network->element, key, value);
1441 }
1442
1443 /**
1444  * connman_network_get_uint8:
1445  * @network: network structure
1446  * @key: unique identifier
1447  *
1448  * Get integer value for specific key
1449  */
1450 connman_uint8_t connman_network_get_uint8(struct connman_network *network,
1451                                                         const char *key)
1452 {
1453         DBG("network %p key %s", network, key);
1454
1455         if (g_str_equal(key, "Strength") == TRUE)
1456                 return network->strength;
1457
1458         return connman_element_get_uint8(&network->element, key);
1459 }
1460
1461 /**
1462  * connman_network_set_uint16:
1463  * @network: network structure
1464  * @key: unique identifier
1465  * @value: integer value
1466  *
1467  * Set integer value for specific key
1468  */
1469 int connman_network_set_uint16(struct connman_network *network,
1470                                 const char *key, connman_uint16_t value)
1471 {
1472         DBG("network %p key %s value %d", network, key, value);
1473
1474         if (g_str_equal(key, "Frequency") == TRUE)
1475                 network->frequency = value;
1476         else if (g_str_equal(key, "WiFi.Channel") == TRUE)
1477                 network->wifi.channel = value;
1478
1479         return -EINVAL;
1480 }
1481
1482 /**
1483  * connman_network_get_uint16:
1484  * @network: network structure
1485  * @key: unique identifier
1486  *
1487  * Get integer value for specific key
1488  */
1489 connman_uint16_t connman_network_get_uint16(struct connman_network *network,
1490                                                         const char *key)
1491 {
1492         DBG("network %p key %s", network, key);
1493
1494         if (g_str_equal(key, "Frequency") == TRUE)
1495                 return network->frequency;
1496         else if (g_str_equal(key, "WiFi.Channel") == TRUE)
1497                 return network->wifi.channel;
1498
1499         return 0;
1500 }
1501
1502 /**
1503  * connman_network_set_blob:
1504  * @network: network structure
1505  * @key: unique identifier
1506  * @data: blob data
1507  * @size: blob size
1508  *
1509  * Set binary blob value for specific key
1510  */
1511 int connman_network_set_blob(struct connman_network *network,
1512                         const char *key, const void *data, unsigned int size)
1513 {
1514         DBG("network %p key %s size %d", network, key, size);
1515
1516         if (g_strcmp0(key, "Address") == 0)
1517                 return connman_network_set_address(network, data, size);
1518
1519         if (g_str_equal(key, "WiFi.SSID") == TRUE) {
1520                 g_free(network->wifi.ssid);
1521                 network->wifi.ssid = g_try_malloc(size);
1522                 if (network->wifi.ssid != NULL) {
1523                         memcpy(network->wifi.ssid, data, size);
1524                         network->wifi.ssid_len = size;
1525                 } else
1526                         network->wifi.ssid_len = 0;
1527         }
1528
1529         return connman_element_set_blob(&network->element, key, data, size);
1530 }
1531
1532 /**
1533  * connman_network_get_blob:
1534  * @network: network structure
1535  * @key: unique identifier
1536  * @size: pointer to blob size
1537  *
1538  * Get binary blob value for specific key
1539  */
1540 const void *connman_network_get_blob(struct connman_network *network,
1541                                         const char *key, unsigned int *size)
1542 {
1543         DBG("network %p key %s", network, key);
1544
1545         if (g_str_equal(key, "WiFi.SSID") == TRUE) {
1546                 if (size != NULL)
1547                         *size = network->wifi.ssid_len;
1548                 return network->wifi.ssid;
1549         }
1550
1551         return connman_element_get_blob(&network->element, key, size);
1552 }
1553
1554 void __connman_network_set_device(struct connman_network *network,
1555                                         struct connman_device *device)
1556 {
1557         network->device = device;
1558 }
1559
1560 /**
1561  * connman_network_get_device:
1562  * @network: network structure
1563  *
1564  * Get parent device of network
1565  */
1566 struct connman_device *connman_network_get_device(struct connman_network *network)
1567 {
1568         return network->device;
1569 }
1570
1571 /**
1572  * connman_network_get_data:
1573  * @network: network structure
1574  *
1575  * Get private network data pointer
1576  */
1577 void *connman_network_get_data(struct connman_network *network)
1578 {
1579         return network->driver_data;
1580 }
1581
1582 /**
1583  * connman_network_set_data:
1584  * @network: network structure
1585  * @data: data pointer
1586  *
1587  * Set private network data pointer
1588  */
1589 void connman_network_set_data(struct connman_network *network, void *data)
1590 {
1591         network->driver_data = data;
1592 }
1593
1594 void connman_network_update(struct connman_network *network)
1595 {
1596         switch (network->type) {
1597         case CONNMAN_NETWORK_TYPE_UNKNOWN:
1598         case CONNMAN_NETWORK_TYPE_VENDOR:
1599                 return;
1600         case CONNMAN_NETWORK_TYPE_ETHERNET:
1601         case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
1602         case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
1603         case CONNMAN_NETWORK_TYPE_CELLULAR:
1604         case CONNMAN_NETWORK_TYPE_WIFI:
1605         case CONNMAN_NETWORK_TYPE_WIMAX:
1606                 break;
1607         }
1608
1609         if (network->group != NULL)
1610                 __connman_service_update_from_network(network);
1611
1612         return;
1613 }
1614
1615 static gboolean match_driver(struct connman_network *network,
1616                                         struct connman_network_driver *driver)
1617 {
1618         if (network->type == driver->type ||
1619                         driver->type == CONNMAN_NETWORK_TYPE_UNKNOWN)
1620                 return TRUE;
1621
1622         return FALSE;
1623 }
1624
1625 static int network_probe(struct connman_element *element)
1626 {
1627         struct connman_network *network = element->network;
1628         GSList *list;
1629
1630         DBG("element %p name %s", element, element->name);
1631
1632         if (network == NULL)
1633                 return -ENODEV;
1634
1635         for (list = driver_list; list; list = list->next) {
1636                 struct connman_network_driver *driver = list->data;
1637
1638                 if (match_driver(network, driver) == FALSE)
1639                         continue;
1640
1641                 DBG("driver %p name %s", driver, driver->name);
1642
1643                 if (driver->probe(network) == 0) {
1644                         network->driver = driver;
1645                         break;
1646                 }
1647         }
1648
1649         if (network->driver == NULL)
1650                 return -ENODEV;
1651
1652         switch (network->type) {
1653         case CONNMAN_NETWORK_TYPE_UNKNOWN:
1654         case CONNMAN_NETWORK_TYPE_VENDOR:
1655                 break;
1656         case CONNMAN_NETWORK_TYPE_ETHERNET:
1657         case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
1658         case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
1659         case CONNMAN_NETWORK_TYPE_CELLULAR:
1660         case CONNMAN_NETWORK_TYPE_WIFI:
1661         case CONNMAN_NETWORK_TYPE_WIMAX:
1662                 if (network->group != NULL)
1663                         __connman_profile_add_network(network);
1664                 break;
1665         }
1666
1667         return 0;
1668 }
1669
1670 static void network_remove(struct connman_element *element)
1671 {
1672         struct connman_network *network = element->network;
1673
1674         DBG("element %p name %s", element, element->name);
1675
1676         if (network == NULL)
1677                 return;
1678
1679         if (network->driver == NULL)
1680                 return;
1681
1682         switch (network->type) {
1683         case CONNMAN_NETWORK_TYPE_UNKNOWN:
1684         case CONNMAN_NETWORK_TYPE_VENDOR:
1685                 break;
1686         case CONNMAN_NETWORK_TYPE_ETHERNET:
1687         case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
1688         case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
1689         case CONNMAN_NETWORK_TYPE_CELLULAR:
1690         case CONNMAN_NETWORK_TYPE_WIFI:
1691         case CONNMAN_NETWORK_TYPE_WIMAX:
1692                 if (network->group != NULL) {
1693                         __connman_profile_remove_network(network);
1694
1695                         g_free(network->group);
1696                         network->group = NULL;
1697                 }
1698                 break;
1699         }
1700
1701         if (network->driver->remove)
1702                 network->driver->remove(network);
1703 }
1704
1705 static void network_change(struct connman_element *element)
1706 {
1707         struct connman_network *network = element->network;
1708
1709         DBG("element %p name %s", element, element->name);
1710
1711         if (element->state != CONNMAN_ELEMENT_STATE_ERROR)
1712                 return;
1713
1714         if (element->error != CONNMAN_ELEMENT_ERROR_DHCP_FAILED)
1715                 return;
1716
1717         if (network->connected == FALSE)
1718                 return;
1719
1720         connman_element_unregister_children(element);
1721
1722         connman_device_set_disconnected(network->device, TRUE);
1723
1724         if (network->driver && network->driver->disconnect) {
1725                 network->driver->disconnect(network);
1726                 return;
1727         }
1728
1729         network->connected = FALSE;
1730 }
1731
1732 static struct connman_driver network_driver = {
1733         .name           = "network",
1734         .type           = CONNMAN_ELEMENT_TYPE_NETWORK,
1735         .priority       = CONNMAN_DRIVER_PRIORITY_LOW,
1736         .probe          = network_probe,
1737         .remove         = network_remove,
1738         .change         = network_change,
1739 };
1740
1741 int __connman_network_init(void)
1742 {
1743         DBG("");
1744
1745         return connman_driver_register(&network_driver);
1746 }
1747
1748 void __connman_network_cleanup(void)
1749 {
1750         DBG("");
1751
1752         connman_driver_unregister(&network_driver);
1753 }