src/network.c

   1 /*
   2  *
   3  *  Connection Manager
   4  *
   5  *  Copyright (C) 2007-2010  Intel Corporation. All rights reserved.
   6  *
   7  *  This program is free software; you can redistribute it and/or modify
   8  *  it under the terms of the GNU General Public License version 2 as
   9  *  published by the Free Software Foundation.
  10  *
  11  *  This program is distributed in the hope that it will be useful,
  12  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  *  GNU General Public License for more details.
  15  *
  16  *  You should have received a copy of the GNU General Public License
  17  *  along with this program; if not, write to the Free Software
  18  *  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
  19  *
  20  */
  21
  22 #ifdef HAVE_CONFIG_H
  23 #include <config.h>
  24 #endif
  25
  26 #include <errno.h>
  27 #include <string.h>
  28
  29 #include <gdbus.h>
  30
  31 #include "connman.h"
  32
  33 static unsigned int hidden_counter = 0;
  34
  35 struct connman_network {
  36         struct connman_element element;
  37         enum connman_network_type type;
  38         enum connman_network_protocol protocol;
  39         connman_bool_t available;
  40         connman_bool_t connected;
  41         connman_bool_t roaming;
  42         connman_bool_t hidden;
  43         connman_uint8_t strength;
  44         connman_uint16_t frequency;
  45         char *identifier;
  46         char *address;
  47         char *name;
  48         char *node;
  49         char *group;
  50         struct connman_ipconfig *ipconfig;
  51
  52         struct connman_network_driver *driver;
  53         void *driver_data;
  54
  55         connman_bool_t registered;
  56         connman_bool_t connecting;
  57         connman_bool_t associating;
  58
  59         struct connman_device *device;
  60
  61         struct {
  62                 void *ssid;
  63                 int ssid_len;
  64                 char *mode;
  65                 unsigned short channel;
  66                 char *security;
  67                 char *passphrase;
  68                 char *eap;
  69                 char *identity;
  70                 char *ca_cert_path;
  71                 char *client_cert_path;
  72                 char *private_key_path;
  73                 char *private_key_passphrase;
  74                 char *phase2_auth;
  75         } wifi;
  76 };
  77
  78 static const char *type2string(enum connman_network_type type)
  79 {
  80         switch (type) {
  81         case CONNMAN_NETWORK_TYPE_UNKNOWN:
  82         case CONNMAN_NETWORK_TYPE_VENDOR:
  83                 break;
  84         case CONNMAN_NETWORK_TYPE_ETHERNET:
  85                 return "ethernet";
  86         case CONNMAN_NETWORK_TYPE_WIFI:
  87                 return "wifi";
  88         case CONNMAN_NETWORK_TYPE_WIMAX:
  89                 return "wimax";
  90         case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
  91         case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
  92                 return "bluetooth";
  93         case CONNMAN_NETWORK_TYPE_CELLULAR:
  94                 return "cellular";
  95         }
  96
  97         return NULL;
  98 }
  99
 100 static DBusMessage *get_properties(DBusConnection *conn,
 101                                         DBusMessage *msg, void *data)
 102 {
 103         struct connman_network *network = data;
 104         DBusMessage *reply;
 105         DBusMessageIter array, dict;
 106
 107         DBG("conn %p", conn);
 108
 109         if (__connman_security_check_privilege(msg,
 110                                         CONNMAN_SECURITY_PRIVILEGE_PUBLIC) < 0)
 111                 return __connman_error_permission_denied(msg);
 112
 113         reply = dbus_message_new_method_return(msg);
 114         if (reply == NULL)
 115                 return NULL;
 116
 117         dbus_message_iter_init_append(reply, &array);
 118
 119         connman_dbus_dict_open(&array, &dict);
 120
 121         if (network->device) {
 122                 const char *path = connman_device_get_path(network->device);
 123                 if (path != NULL)
 124                         connman_dbus_dict_append_basic(&dict, "Device",
 125                                                 DBUS_TYPE_OBJECT_PATH, &path);
 126         }
 127
 128         if (network->address != NULL)
 129                 connman_dbus_dict_append_basic(&dict, "Address",
 130                                         DBUS_TYPE_STRING, &network->address);
 131
 132         if (network->name != NULL)
 133                 connman_dbus_dict_append_basic(&dict, "Name",
 134                                         DBUS_TYPE_STRING, &network->name);
 135
 136         connman_dbus_dict_append_basic(&dict, "Connected",
 137                                 DBUS_TYPE_BOOLEAN, &network->connected);
 138
 139         if (network->strength > 0)
 140                 connman_dbus_dict_append_basic(&dict, "Strength",
 141                                         DBUS_TYPE_BYTE, &network->strength);
 142
 143         if (network->frequency > 0)
 144                 connman_dbus_dict_append_basic(&dict, "Frequency",
 145                                         DBUS_TYPE_UINT16, &network->frequency);
 146
 147         if (network->wifi.ssid != NULL && network->wifi.ssid_len > 0)
 148                 connman_dbus_dict_append_fixed_array(&dict, "WiFi.SSID",
 149                                 DBUS_TYPE_BYTE, &network->wifi.ssid,
 150                                                 network->wifi.ssid_len);
 151
 152         if (network->wifi.mode != NULL)
 153                 connman_dbus_dict_append_basic(&dict, "WiFi.Mode",
 154                                 DBUS_TYPE_STRING, &network->wifi.mode);
 155
 156         if (network->wifi.channel > 0)
 157                 connman_dbus_dict_append_basic(&dict, "WiFi.Channel",
 158                                 DBUS_TYPE_UINT16, &network->wifi.channel);
 159
 160         if (network->wifi.security != NULL) {
 161                 connman_dbus_dict_append_basic(&dict, "WiFi.Security",
 162                                 DBUS_TYPE_STRING, &network->wifi.security);
 163
 164                 if (g_strcmp0(network->wifi.security, "ieee8021x") == 0 &&
 165                                                     network->wifi.eap != NULL)
 166                         connman_dbus_dict_append_basic(&dict, "WiFi.EAP",
 167                                         DBUS_TYPE_STRING, &network->wifi.eap);
 168         }
 169
 170
 171         if (network->wifi.passphrase != NULL &&
 172                         __connman_security_check_privilege(msg,
 173                                 CONNMAN_SECURITY_PRIVILEGE_SECRET) == 0)
 174                 connman_dbus_dict_append_basic(&dict, "WiFi.Passphrase",
 175                                 DBUS_TYPE_STRING, &network->wifi.passphrase);
 176
 177         connman_dbus_dict_close(&array, &dict);
 178
 179         return reply;
 180 }
 181
 182 static GDBusMethodTable network_methods[] = {
 183         { "GetProperties", "",   "a{sv}", get_properties },
 184         { },
 185 };
 186
 187 static GDBusSignalTable network_signals[] = {
 188         { "PropertyChanged", "sv" },
 189         { },
 190 };
 191
 192 static DBusConnection *connection;
 193
 194 static void append_networks(DBusMessageIter *iter, void *user_data)
 195 {
 196         struct connman_device *device = user_data;
 197
 198         __connman_element_list((struct connman_element *) device,
 199                                         CONNMAN_ELEMENT_TYPE_NETWORK, iter);
 200 }
 201
 202 static void emit_networks_signal(struct connman_device *device)
 203 {
 204         const char *path = connman_device_get_path(device);
 205
 206         connman_dbus_property_changed_array(path,
 207                         CONNMAN_DEVICE_INTERFACE, "Networks",
 208                         DBUS_TYPE_OBJECT_PATH, append_networks, device);
 209 }
 210
 211 static int register_interface(struct connman_element *element)
 212 {
 213         struct connman_network *network = element->network;
 214
 215         DBG("element %p name %s", element, element->name);
 216
 217         if (g_dbus_register_interface(connection, element->path,
 218                                         CONNMAN_NETWORK_INTERFACE,
 219                                         network_methods, network_signals,
 220                                         NULL, network, NULL) == FALSE) {
 221                 connman_error("Failed to register %s network", element->path);
 222                 return -EIO;
 223         }
 224
 225         network->registered = TRUE;
 226
 227         emit_networks_signal(network->device);
 228
 229         return 0;
 230 }
 231
 232 static void unregister_interface(struct connman_element *element)
 233 {
 234         struct connman_network * network = element->network;
 235
 236         DBG("element %p name %s", element, element->name);
 237
 238         network->registered = FALSE;
 239
 240         emit_networks_signal(network->device);
 241
 242         g_dbus_unregister_interface(connection, element->path,
 243                                                 CONNMAN_NETWORK_INTERFACE);
 244 }
 245
 246 connman_bool_t __connman_network_has_driver(struct connman_network *network)
 247 {
 248         if (network == NULL || network->driver == NULL)
 249                 return FALSE;
 250
 251         return network->registered;
 252 }
 253
 254 static GSList *driver_list = NULL;
 255
 256 static gint compare_priority(gconstpointer a, gconstpointer b)
 257 {
 258         const struct connman_network_driver *driver1 = a;
 259         const struct connman_network_driver *driver2 = b;
 260
 261         return driver2->priority - driver1->priority;
 262 }
 263
 264 /**
 265  * connman_network_driver_register:
 266  * @driver: network driver definition
 267  *
 268  * Register a new network driver
 269  *
 270  * Returns: %0 on success
 271  */
 272 int connman_network_driver_register(struct connman_network_driver *driver)
 273 {
 274         DBG("driver %p name %s", driver, driver->name);
 275
 276         driver_list = g_slist_insert_sorted(driver_list, driver,
 277                                                         compare_priority);
 278
 279         return 0;
 280 }
 281
 282 /**
 283  * connman_network_driver_unregister:
 284  * @driver: network driver definition
 285  *
 286  * Remove a previously registered network driver
 287  */
 288 void connman_network_driver_unregister(struct connman_network_driver *driver)
 289 {
 290         DBG("driver %p name %s", driver, driver->name);
 291
 292         driver_list = g_slist_remove(driver_list, driver);
 293 }
 294
 295 static void network_destruct(struct connman_element *element)
 296 {
 297         struct connman_network *network = element->network;
 298
 299         DBG("element %p name %s", element, element->name);
 300
 301         g_free(network->wifi.ssid);
 302         g_free(network->wifi.mode);
 303         g_free(network->wifi.security);
 304         g_free(network->wifi.passphrase);
 305
 306         g_free(network->group);
 307         g_free(network->node);
 308         g_free(network->name);
 309         g_free(network->address);
 310         g_free(network->identifier);
 311
 312         if (network->ipconfig) {
 313                 connman_ipconfig_unref(network->ipconfig);
 314                 network->ipconfig = NULL;
 315         }
 316 }
 317
 318 /**
 319  * connman_network_create:
 320  * @identifier: network identifier (for example an unqiue name)
 321  *
 322  * Allocate a new network and assign the #identifier to it.
 323  *
 324  * Returns: a newly-allocated #connman_network structure
 325  */
 326 struct connman_network *connman_network_create(const char *identifier,
 327                                                 enum connman_network_type type)
 328 {
 329         struct connman_network *network;
 330         connman_uint8_t strength = 0;
 331         const char *str;
 332         char *temp;
 333
 334         DBG("identifier %s type %d", identifier, type);
 335
 336         network = g_try_new0(struct connman_network, 1);
 337         if (network == NULL)
 338                 return NULL;
 339
 340         DBG("network %p", network);
 341
 342         __connman_element_initialize(&network->element);
 343
 344         //temp = connman_dbus_encode_string(identifier);
 345         if (identifier == NULL) {
 346                 temp = g_strdup_printf("hidden_%d", hidden_counter++);
 347                 network->hidden = TRUE;
 348         } else
 349                 temp = g_strdup(identifier);
 350
 351         if (temp == NULL) {
 352                 g_free(network);
 353                 return NULL;
 354         }
 355
 356         network->element.name = temp;
 357         network->element.type = CONNMAN_ELEMENT_TYPE_NETWORK;
 358
 359         network->element.network = network;
 360         network->element.destruct = network_destruct;
 361
 362         str = type2string(type);
 363         if (str != NULL)
 364                 connman_element_set_string(&network->element, "Type", str);
 365
 366         connman_element_set_uint8(&network->element, "Strength", strength);
 367
 368         network->type       = type;
 369         network->identifier = g_strdup(temp);
 370
 371         return network;
 372 }
 373
 374 /**
 375  * connman_network_ref:
 376  * @network: network structure
 377  *
 378  * Increase reference counter of  network
 379  */
 380 struct connman_network *connman_network_ref(struct connman_network *network)
 381 {
 382         if (connman_element_ref(&network->element) == NULL)
 383                 return NULL;
 384
 385         return network;
 386 }
 387
 388 /**
 389  * connman_network_unref:
 390  * @network: network structure
 391  *
 392  * Decrease reference counter of network
 393  */
 394 void connman_network_unref(struct connman_network *network)
 395 {
 396         connman_element_unref(&network->element);
 397 }
 398
 399 const char *__connman_network_get_type(struct connman_network *network)
 400 {
 401         return type2string(network->type);
 402 }
 403
 404 /**
 405  * connman_network_get_type:
 406  * @network: network structure
 407  *
 408  * Get type of network
 409  */
 410 enum connman_network_type connman_network_get_type(struct connman_network *network)
 411 {
 412         return network->type;
 413 }
 414
 415 /**
 416  * connman_network_get_identifier:
 417  * @network: network structure
 418  *
 419  * Get identifier of network
 420  */
 421 const char *connman_network_get_identifier(struct connman_network *network)
 422 {
 423         return network->identifier;
 424 }
 425
 426 /**
 427  * connman_network_get_path:
 428  * @network: network structure
 429  *
 430  * Get path name of network
 431  */
 432 const char *connman_network_get_path(struct connman_network *network)
 433 {
 434         return network->element.path;
 435 }
 436
 437 /**
 438  * connman_network_set_index:
 439  * @network: network structure
 440  * @index: index number
 441  *
 442  * Set index number of network
 443  */
 444 void connman_network_set_index(struct connman_network *network, int index)
 445 {
 446         if (network->element.index < 0) {
 447                 struct connman_service *service;
 448
 449                 /*
 450                  * This is needed for plugins that havent set their ipconfig
 451                  * layer yet, due to not being able to get a network index
 452                  * prior to creating a service.
 453                  */
 454                 service = __connman_service_lookup_from_network(network);
 455                 if (service != NULL)
 456                         __connman_service_create_ipconfig(service, index);
 457         }
 458
 459         network->element.index = index;
 460 }
 461
 462 /**
 463  * connman_network_get_index:
 464  * @network: network structure
 465  *
 466  * Get index number of network
 467  */
 468 int connman_network_get_index(struct connman_network *network)
 469 {
 470         return network->element.index;
 471 }
 472
 473 /**
 474  * connman_network_get_element:
 475  * @network: network structure
 476  *
 477  * Get connman_element of network
 478  */
 479 struct connman_element *connman_network_get_element(
 480                                 struct connman_network *network)
 481 {
 482         return &network->element;
 483 }
 484
 485 /**
 486  * connman_network_set_protocol:
 487  * @network: network structure
 488  * @protocol: network protocol
 489  *
 490  * Change protocol of network
 491  */
 492 void connman_network_set_protocol(struct connman_network *network,
 493                                         enum connman_network_protocol protocol)
 494 {
 495         network->protocol = protocol;
 496 }
 497
 498 /**
 499  * connman_network_set_group:
 500  * @network: network structure
 501  * @group: group name
 502  *
 503  * Set group name for automatic clustering
 504  */
 505 void connman_network_set_group(struct connman_network *network,
 506                                                         const char *group)
 507 {
 508         switch (network->type) {
 509         case CONNMAN_NETWORK_TYPE_UNKNOWN:
 510         case CONNMAN_NETWORK_TYPE_VENDOR:
 511                 return;
 512         case CONNMAN_NETWORK_TYPE_ETHERNET:
 513         case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
 514         case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
 515         case CONNMAN_NETWORK_TYPE_CELLULAR:
 516         case CONNMAN_NETWORK_TYPE_WIFI:
 517         case CONNMAN_NETWORK_TYPE_WIMAX:
 518                 break;
 519         }
 520
 521         if (g_strcmp0(network->group, group) == 0) {
 522                 if (group != NULL)
 523                         __connman_profile_update_network(network);
 524                 return;
 525         }
 526
 527         if (network->group != NULL) {
 528                 __connman_profile_remove_network(network);
 529
 530                 g_free(network->group);
 531         }
 532
 533         network->group = g_strdup(group);
 534
 535         if (network->group != NULL)
 536                 __connman_profile_add_network(network);
 537 }
 538
 539 /**
 540  * connman_network_get_group:
 541  * @network: network structure
 542  *
 543  * Get group name for automatic clustering
 544  */
 545 const char *connman_network_get_group(struct connman_network *network)
 546 {
 547         return network->group;
 548 }
 549
 550 const char *__connman_network_get_ident(struct connman_network *network)
 551 {
 552         if (network->device == NULL)
 553                 return NULL;
 554
 555         return __connman_device_get_ident(network->device);
 556 }
 557
 558 connman_bool_t __connman_network_get_weakness(struct connman_network *network)
 559 {
 560         switch (network->type) {
 561         case CONNMAN_NETWORK_TYPE_UNKNOWN:
 562         case CONNMAN_NETWORK_TYPE_VENDOR:
 563         case CONNMAN_NETWORK_TYPE_ETHERNET:
 564         case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
 565         case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
 566         case CONNMAN_NETWORK_TYPE_CELLULAR:
 567         case CONNMAN_NETWORK_TYPE_WIMAX:
 568                 break;
 569         case CONNMAN_NETWORK_TYPE_WIFI:
 570                 if (g_strcmp0(network->wifi.mode, "adhoc") == 0)
 571                         return TRUE;
 572                 if (network->strength > 0 && network->strength < 20)
 573                         return TRUE;
 574                 break;
 575         }
 576
 577         return FALSE;
 578 }
 579
 580 connman_bool_t __connman_network_get_connecting(struct connman_network *network)
 581 {
 582         return network->connecting;
 583 }
 584
 585 /**
 586  * connman_network_set_available:
 587  * @network: network structure
 588  * @available: availability state
 589  *
 590  * Change availability state of network (in range)
 591  */
 592 int connman_network_set_available(struct connman_network *network,
 593                                                 connman_bool_t available)
 594 {
 595         DBG("network %p available %d", network, available);
 596
 597         if (network->available == available)
 598                 return -EALREADY;
 599
 600         network->available = available;
 601
 602         return 0;
 603 }
 604
 605 /**
 606  * connman_network_get_available:
 607  * @network: network structure
 608  *
 609  * Get network available setting
 610  */
 611 connman_bool_t connman_network_get_available(struct connman_network *network)
 612 {
 613         if (network->hidden == TRUE)
 614                 return TRUE;
 615
 616         return network->available;
 617 }
 618
 619 /**
 620  * connman_network_set_associating:
 621  * @network: network structure
 622  * @associating: associating state
 623  *
 624  * Change associating state of network
 625  */
 626 int connman_network_set_associating(struct connman_network *network,
 627                                                 connman_bool_t associating)
 628 {
 629         DBG("network %p associating %d", network, associating);
 630
 631         if (network->associating == associating)
 632                 return -EALREADY;
 633
 634         network->associating = associating;
 635
 636         if (associating == TRUE) {
 637                 struct connman_service *service;
 638
 639                 service = __connman_service_lookup_from_network(network);
 640                 __connman_service_indicate_state(service,
 641                                         CONNMAN_SERVICE_STATE_ASSOCIATION);
 642         }
 643
 644         return 0;
 645 }
 646
 647 static void set_associate_error(struct connman_network *network)
 648 {
 649         struct connman_service *service;
 650
 651         if (network->associating == FALSE)
 652                 return ;
 653
 654         network->associating = FALSE;
 655
 656         service = __connman_service_lookup_from_network(network);
 657
 658         __connman_service_indicate_state(service,
 659                                         CONNMAN_SERVICE_STATE_FAILURE);
 660 }
 661
 662 static void set_configure_error(struct connman_network *network)
 663 {
 664         struct connman_service *service;
 665
 666         network->connecting = FALSE;
 667
 668         service = __connman_service_lookup_from_network(network);
 669
 670         __connman_service_indicate_state(service,
 671                                         CONNMAN_SERVICE_STATE_FAILURE);
 672 }
 673
 674 void connman_network_set_method(struct connman_network *network,
 675                                         enum connman_ipconfig_method method)
 676 {
 677         struct connman_service *service;
 678         struct connman_ipconfig *ipconfig;
 679
 680         network->element.ipv4.method = method;
 681
 682         service = __connman_service_lookup_from_network(network);
 683         if (service == NULL)
 684                 return;
 685
 686         ipconfig = __connman_service_get_ipconfig(service);
 687         if (ipconfig == NULL)
 688                 return;
 689
 690         connman_ipconfig_set_method(ipconfig, method);
 691 }
 692
 693 void connman_network_set_error(struct connman_network *network,
 694                                         enum connman_network_error error)
 695 {
 696         DBG("nework %p, error %d", network, error);
 697
 698         network->connecting = FALSE;
 699
 700         switch (error) {
 701         case CONNMAN_NETWORK_ERROR_UNKNOWN:
 702                 return;
 703         case CONNMAN_NETWORK_ERROR_ASSOCIATE_FAIL:
 704                 set_associate_error(network);
 705                 break;
 706         case CONNMAN_NETWORK_ERROR_CONFIGURE_FAIL:
 707                 set_configure_error(network);
 708                 break;
 709         }
 710 }
 711
 712 static void set_configuration(struct connman_network *network)
 713 {
 714         struct connman_service *service;
 715
 716         DBG("network %p", network);
 717
 718         __connman_device_increase_connections(network->device);
 719
 720         __connman_device_set_network(network->device, network);
 721
 722         connman_device_set_disconnected(network->device, FALSE);
 723
 724         service = __connman_service_lookup_from_network(network);
 725         __connman_service_indicate_state(service,
 726                                         CONNMAN_SERVICE_STATE_CONFIGURATION);
 727 }
 728
 729 static void set_connected_manual(struct connman_network *network)
 730 {
 731         struct connman_service *service;
 732         struct connman_ipconfig *ipconfig;
 733         int err;
 734
 735         DBG("network %p", network);
 736
 737         service = __connman_service_lookup_from_network(network);
 738
 739         ipconfig = __connman_service_get_ipconfig(service);
 740
 741         set_configuration(network);
 742
 743         err = __connman_ipconfig_set_address(ipconfig);
 744         if (err < 0) {
 745                 connman_network_set_error(network,
 746                         CONNMAN_NETWORK_ERROR_CONFIGURE_FAIL);
 747                 return;
 748         }
 749
 750         network->connecting = FALSE;
 751
 752         connman_network_set_associating(network, FALSE);
 753
 754         __connman_service_indicate_state(service, CONNMAN_SERVICE_STATE_READY);
 755 }
 756
 757 static int set_connected_dhcp(struct connman_network *network)
 758 {
 759         struct connman_element *element;
 760         int error;
 761
 762         DBG("network %p", network);
 763
 764         if (network->protocol != CONNMAN_NETWORK_PROTOCOL_IP)
 765                 return -EINVAL;
 766
 767         element = connman_element_create(NULL);
 768         if (element == NULL)
 769                 return -ENOMEM;
 770
 771         element->type  = CONNMAN_ELEMENT_TYPE_DHCP;
 772         element->index = network->element.index;
 773
 774         error = connman_element_register(element, &network->element);
 775         if (error < 0) {
 776                 connman_element_unref(element);
 777                 return error;
 778         }
 779
 780         set_configuration(network);
 781
 782         return 0;
 783 }
 784
 785 static gboolean set_connected(gpointer user_data)
 786 {
 787         struct connman_network *network = user_data;
 788         struct connman_service *service;
 789         struct connman_ipconfig *ipconfig;
 790         enum connman_ipconfig_method method;
 791
 792         service = __connman_service_lookup_from_network(network);
 793
 794         ipconfig = __connman_service_get_ipconfig(service);
 795
 796         method = __connman_ipconfig_get_method(ipconfig);
 797
 798         DBG("method %d", method);
 799
 800         if (network->connected == TRUE) {
 801                 switch (method) {
 802                 case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
 803                 case CONNMAN_IPCONFIG_METHOD_OFF:
 804                         return FALSE;
 805                 case CONNMAN_IPCONFIG_METHOD_MANUAL:
 806                 case CONNMAN_IPCONFIG_METHOD_FIXED:
 807                         set_connected_manual(network);
 808                         return TRUE;
 809                 case CONNMAN_IPCONFIG_METHOD_DHCP:
 810                         if (set_connected_dhcp(network) < 0) {
 811                                 connman_network_set_error(network,
 812                                         CONNMAN_NETWORK_ERROR_ASSOCIATE_FAIL);
 813                                 return FALSE;
 814                         }
 815                 }
 816
 817         } else {
 818                 struct connman_service *service;
 819
 820                 connman_element_unregister_children(&network->element);
 821
 822                 __connman_device_set_network(network->device, NULL);
 823                 network->hidden = FALSE;
 824
 825                 __connman_device_decrease_connections(network->device);
 826
 827                 service = __connman_service_lookup_from_network(network);
 828
 829                 __connman_service_indicate_state(service,
 830                                                 CONNMAN_SERVICE_STATE_IDLE);
 831         }
 832
 833         network->connecting = FALSE;
 834
 835         connman_network_set_associating(network, FALSE);
 836
 837         return FALSE;
 838 }
 839
 840 /**
 841  * connman_network_set_connected:
 842  * @network: network structure
 843  * @connected: connected state
 844  *
 845  * Change connected state of network
 846  */
 847 int connman_network_set_connected(struct connman_network *network,
 848                                                 connman_bool_t connected)
 849 {
 850         DBG("network %p connected %d", network, connected);
 851
 852         if ((network->connecting == TRUE || network->associating == TRUE) &&
 853                                                         connected == FALSE) {
 854                 connman_element_set_error(&network->element,
 855                                         CONNMAN_ELEMENT_ERROR_CONNECT_FAILED);
 856                 __connman_network_disconnect(network);
 857         }
 858
 859         if (network->connected == connected)
 860                 return -EALREADY;
 861
 862         network->connected = connected;
 863
 864         if (network->registered == FALSE) {
 865                 g_idle_add(set_connected, network);
 866                 return 0;
 867         }
 868
 869         connman_dbus_property_changed_basic(network->element.path,
 870                                 CONNMAN_NETWORK_INTERFACE, "Connected",
 871                                                 DBUS_TYPE_BOOLEAN, &connected);
 872
 873         set_connected(network);
 874
 875         return 0;
 876 }
 877
 878 /**
 879  * connman_network_get_connected:
 880  * @network: network structure
 881  *
 882  * Get network connection status
 883  */
 884 connman_bool_t connman_network_get_connected(struct connman_network *network)
 885 {
 886         return network->connected;
 887 }
 888
 889 /**
 890  * connman_network_get_associating:
 891  * @network: network structure
 892  *
 893  * Get network associating status
 894  */
 895 connman_bool_t connman_network_get_associating(struct connman_network *network)
 896 {
 897         return network->associating;
 898 }
 899
 900 /**
 901  * __connman_network_connect:
 902  * @network: network structure
 903  *
 904  * Connect network
 905  */
 906 int __connman_network_connect(struct connman_network *network)
 907 {
 908         int err;
 909
 910         DBG("network %p", network);
 911
 912         if (network->connected == TRUE)
 913                 return -EISCONN;
 914
 915         if (network->connecting == TRUE || network->associating == TRUE)
 916                 return -EALREADY;
 917
 918         if (network->driver == NULL)
 919                 return -EUNATCH;
 920
 921         if (network->driver->connect == NULL)
 922                 return -ENOSYS;
 923
 924         __connman_device_disconnect(network->device);
 925
 926         network->connecting = TRUE;
 927
 928         err = network->driver->connect(network);
 929         if (err < 0) {
 930                 if (err == -EINPROGRESS)
 931                         connman_network_set_associating(network, TRUE);
 932                 else {
 933                         network->connecting = FALSE;
 934                         network->hidden = FALSE;
 935                 }
 936
 937                 return err;
 938         }
 939
 940         network->connected = TRUE;
 941         set_connected(network);
 942
 943         return err;
 944 }
 945
 946 /**
 947  * __connman_network_disconnect:
 948  * @network: network structure
 949  *
 950  * Disconnect network
 951  */
 952 int __connman_network_disconnect(struct connman_network *network)
 953 {
 954         int err;
 955
 956         DBG("network %p", network);
 957
 958         if (network->connected == FALSE && network->connecting == FALSE &&
 959                                                 network->associating == FALSE)
 960                 return -ENOTCONN;
 961
 962         if (network->driver == NULL)
 963                 return -EUNATCH;
 964
 965         if (network->driver->disconnect == NULL)
 966                 return -ENOSYS;
 967
 968         network->connecting = FALSE;
 969
 970         err = network->driver->disconnect(network);
 971         if (err == 0) {
 972                 connman_network_set_connected(network, FALSE);
 973                 set_connected(network);
 974         }
 975
 976         return err;
 977 }
 978
 979 /**
 980  * connman_network_set_address:
 981  * @network: network structure
 982  * @address: binary address value
 983  * @size: binary address length
 984  *
 985  * Set unique address value for network
 986  */
 987 int connman_network_set_address(struct connman_network *network,
 988                                 const void *address, unsigned int size)
 989 {
 990         const unsigned char *addr_octet = address;
 991         char *str;
 992
 993         DBG("network %p size %d", network, size);
 994
 995         if (size != 6)
 996                 return -EINVAL;
 997
 998         str = g_strdup_printf("%02X:%02X:%02X:%02X:%02X:%02X",
 999                                 addr_octet[0], addr_octet[1], addr_octet[2],
1000                                 addr_octet[3], addr_octet[4], addr_octet[5]);
1001         if (str == NULL)
1002                 return -ENOMEM;
1003
1004         g_free(network->address);
1005         network->address = str;
1006
1007         return connman_element_set_string(&network->element,
1008                                                 "Address", network->address);
1009 }
1010
1011 /**
1012  * connman_network_set_name:
1013  * @network: network structure
1014  * @name: name value
1015  *
1016  * Set display name value for network
1017  */
1018 int connman_network_set_name(struct connman_network *network,
1019                                                         const char *name)
1020 {
1021         DBG("network %p name %s", network, name);
1022
1023         g_free(network->name);
1024         network->name = g_strdup(name);
1025
1026         return connman_element_set_string(&network->element, "Name", name);
1027 }
1028
1029 /**
1030  * connman_network_set_strength:
1031  * @network: network structure
1032  * @strength: strength value
1033  *
1034  * Set signal strength value for network
1035  */
1036 int connman_network_set_strength(struct connman_network *network,
1037                                                 connman_uint8_t strength)
1038 {
1039         DBG("network %p strengh %d", network, strength);
1040
1041         network->strength = strength;
1042
1043         return connman_element_set_uint8(&network->element,
1044                                                 "Strength", strength);
1045 }
1046
1047 /**
1048  * connman_network_set_roaming:
1049  * @network: network structure
1050  * @roaming: roaming state
1051  *
1052  * Set roaming state for network
1053  */
1054 int connman_network_set_roaming(struct connman_network *network,
1055                                                 connman_bool_t roaming)
1056 {
1057         DBG("network %p roaming %d", network, roaming);
1058
1059         network->roaming = roaming;
1060
1061         return connman_element_set_bool(&network->element,
1062                                                 "Roaming", roaming);
1063 }
1064
1065 /**
1066  * connman_network_set_string:
1067  * @network: network structure
1068  * @key: unique identifier
1069  * @value: string value
1070  *
1071  * Set string value for specific key
1072  */
1073 int connman_network_set_string(struct connman_network *network,
1074                                         const char *key, const char *value)
1075 {
1076         int err;
1077
1078         DBG("network %p key %s value %s", network, key, value);
1079
1080         if (g_strcmp0(key, "Name") == 0)
1081                 return connman_network_set_name(network, value);
1082
1083         if (g_str_equal(key, "Address") == TRUE) {
1084                 g_free(network->address);
1085                 network->address = g_strdup(value);
1086         } else if (g_str_equal(key, "Node") == TRUE) {
1087                 g_free(network->node);
1088                 network->node = g_strdup(value);
1089         } else if (g_str_equal(key, "WiFi.Mode") == TRUE) {
1090                 g_free(network->wifi.mode);
1091                 network->wifi.mode = g_strdup(value);
1092         } else if (g_str_equal(key, "WiFi.Security") == TRUE) {
1093                 g_free(network->wifi.security);
1094                 network->wifi.security = g_strdup(value);
1095         } else if (g_str_equal(key, "WiFi.Passphrase") == TRUE) {
1096                 g_free(network->wifi.passphrase);
1097                 network->wifi.passphrase = g_strdup(value);
1098         } else if (g_str_equal(key, "WiFi.EAP") == TRUE) {
1099                 g_free(network->wifi.eap);
1100                 network->wifi.eap = g_strdup(value);
1101         } else if (g_str_equal(key, "WiFi.Identity") == TRUE) {
1102                 g_free(network->wifi.identity);
1103                 network->wifi.identity = g_strdup(value);
1104         } else if (g_str_equal(key, "WiFi.CACertFile") == TRUE) {
1105                 g_free(network->wifi.ca_cert_path);
1106                 network->wifi.ca_cert_path = g_strdup(value);
1107         } else if (g_str_equal(key, "WiFi.ClientCertFile") == TRUE) {
1108                 g_free(network->wifi.client_cert_path);
1109                 network->wifi.client_cert_path = g_strdup(value);
1110         } else if (g_str_equal(key, "WiFi.PrivateKeyFile") == TRUE) {
1111                 g_free(network->wifi.private_key_path);
1112                 network->wifi.private_key_path = g_strdup(value);
1113         } else if (g_str_equal(key, "WiFi.PrivateKeyPassphrase") == TRUE) {
1114                 g_free(network->wifi.private_key_passphrase);
1115                 network->wifi.private_key_passphrase = g_strdup(value);
1116         } else if (g_str_equal(key, "WiFi.Phase2") == TRUE) {
1117                 g_free(network->wifi.phase2_auth);
1118                 network->wifi.phase2_auth = g_strdup(value);
1119         }
1120
1121         err = connman_element_set_string(&network->element, key, value);
1122         if (err < 0)
1123                 return err;
1124
1125         if (network->driver == NULL)
1126                 return 0;
1127
1128         if (network->driver->setup)
1129                 return network->driver->setup(network, key);
1130
1131         return 0;
1132 }
1133
1134 /**
1135  * connman_network_get_string:
1136  * @network: network structure
1137  * @key: unique identifier
1138  *
1139  * Get string value for specific key
1140  */
1141 const char *connman_network_get_string(struct connman_network *network,
1142                                                         const char *key)
1143 {
1144         DBG("network %p key %s", network, key);
1145
1146         if (g_str_equal(key, "Address") == TRUE)
1147                 return network->address;
1148         else if (g_str_equal(key, "Name") == TRUE)
1149                 return network->name;
1150         else if (g_str_equal(key, "Node") == TRUE)
1151                 return network->node;
1152         else if (g_str_equal(key, "WiFi.Mode") == TRUE)
1153                 return network->wifi.mode;
1154         else if (g_str_equal(key, "WiFi.Security") == TRUE)
1155                 return network->wifi.security;
1156         else if (g_str_equal(key, "WiFi.Passphrase") == TRUE)
1157                 return network->wifi.passphrase;
1158         else if (g_str_equal(key, "WiFi.EAP") == TRUE)
1159                 return network->wifi.eap;
1160         else if (g_str_equal(key, "WiFi.Identity") == TRUE)
1161                 return network->wifi.identity;
1162         else if (g_str_equal(key, "WiFi.CACertFile") == TRUE)
1163                 return network->wifi.ca_cert_path;
1164         else if (g_str_equal(key, "WiFi.ClientCertFile") == TRUE)
1165                 return network->wifi.client_cert_path;
1166         else if (g_str_equal(key, "WiFi.PrivateKeyFile") == TRUE)
1167                 return network->wifi.private_key_path;
1168         else if (g_str_equal(key, "WiFi.PrivateKeyPassphrase") == TRUE)
1169                 return network->wifi.private_key_passphrase;
1170         else if (g_str_equal(key, "WiFi.Phase2") == TRUE)
1171                 return network->wifi.phase2_auth;
1172
1173         return connman_element_get_string(&network->element, key);
1174 }
1175
1176 /**
1177  * connman_network_set_bool:
1178  * @network: network structure
1179  * @key: unique identifier
1180  * @value: boolean value
1181  *
1182  * Set boolean value for specific key
1183  */
1184 int connman_network_set_bool(struct connman_network *network,
1185                                         const char *key, connman_bool_t value)
1186 {
1187         DBG("network %p key %s value %d", network, key, value);
1188
1189         if (g_strcmp0(key, "Roaming") == 0)
1190                 return connman_network_set_roaming(network, value);
1191
1192         return connman_element_set_bool(&network->element, key, value);
1193 }
1194
1195 /**
1196  * connman_network_get_bool:
1197  * @network: network structure
1198  * @key: unique identifier
1199  *
1200  * Get boolean value for specific key
1201  */
1202 connman_bool_t connman_network_get_bool(struct connman_network *network,
1203                                                         const char *key)
1204 {
1205         DBG("network %p key %s", network, key);
1206
1207         if (g_str_equal(key, "Roaming") == TRUE)
1208                 return network->roaming;
1209
1210         return connman_element_get_bool(&network->element, key);
1211 }
1212
1213 /**
1214  * connman_network_set_uint8:
1215  * @network: network structure
1216  * @key: unique identifier
1217  * @value: integer value
1218  *
1219  * Set integer value for specific key
1220  */
1221 int connman_network_set_uint8(struct connman_network *network,
1222                                         const char *key, connman_uint8_t value)
1223 {
1224         DBG("network %p key %s value %d", network, key, value);
1225
1226         if (g_strcmp0(key, "Strength") == 0)
1227                 return connman_network_set_strength(network, value);
1228
1229         return connman_element_set_uint8(&network->element, key, value);
1230 }
1231
1232 /**
1233  * connman_network_get_uint8:
1234  * @network: network structure
1235  * @key: unique identifier
1236  *
1237  * Get integer value for specific key
1238  */
1239 connman_uint8_t connman_network_get_uint8(struct connman_network *network,
1240                                                         const char *key)
1241 {
1242         DBG("network %p key %s", network, key);
1243
1244         if (g_str_equal(key, "Strength") == TRUE)
1245                 return network->strength;
1246
1247         return connman_element_get_uint8(&network->element, key);
1248 }
1249
1250 /**
1251  * connman_network_set_uint16:
1252  * @network: network structure
1253  * @key: unique identifier
1254  * @value: integer value
1255  *
1256  * Set integer value for specific key
1257  */
1258 int connman_network_set_uint16(struct connman_network *network,
1259                                 const char *key, connman_uint16_t value)
1260 {
1261         DBG("network %p key %s value %d", network, key, value);
1262
1263         if (g_str_equal(key, "Frequency") == TRUE)
1264                 network->frequency = value;
1265         else if (g_str_equal(key, "WiFi.Channel") == TRUE)
1266                 network->wifi.channel = value;
1267
1268         return -EINVAL;
1269 }
1270
1271 /**
1272  * connman_network_get_uint16:
1273  * @network: network structure
1274  * @key: unique identifier
1275  *
1276  * Get integer value for specific key
1277  */
1278 connman_uint16_t connman_network_get_uint16(struct connman_network *network,
1279                                                         const char *key)
1280 {
1281         DBG("network %p key %s", network, key);
1282
1283         if (g_str_equal(key, "Frequency") == TRUE)
1284                 return network->frequency;
1285         else if (g_str_equal(key, "WiFi.Channel") == TRUE)
1286                 return network->wifi.channel;
1287
1288         return 0;
1289 }
1290
1291 /**
1292  * connman_network_set_blob:
1293  * @network: network structure
1294  * @key: unique identifier
1295  * @data: blob data
1296  * @size: blob size
1297  *
1298  * Set binary blob value for specific key
1299  */
1300 int connman_network_set_blob(struct connman_network *network,
1301                         const char *key, const void *data, unsigned int size)
1302 {
1303         DBG("network %p key %s size %d", network, key, size);
1304
1305         if (g_strcmp0(key, "Address") == 0)
1306                 return connman_network_set_address(network, data, size);
1307
1308         if (g_str_equal(key, "WiFi.SSID") == TRUE) {
1309                 g_free(network->wifi.ssid);
1310                 network->wifi.ssid = g_try_malloc(size);
1311                 if (network->wifi.ssid != NULL) {
1312                         memcpy(network->wifi.ssid, data, size);
1313                         network->wifi.ssid_len = size;
1314                 } else
1315                         network->wifi.ssid_len = 0;
1316         }
1317
1318         return connman_element_set_blob(&network->element, key, data, size);
1319 }
1320
1321 /**
1322  * connman_network_get_blob:
1323  * @network: network structure
1324  * @key: unique identifier
1325  * @size: pointer to blob size
1326  *
1327  * Get binary blob value for specific key
1328  */
1329 const void *connman_network_get_blob(struct connman_network *network,
1330                                         const char *key, unsigned int *size)
1331 {
1332         DBG("network %p key %s", network, key);
1333
1334         if (g_str_equal(key, "WiFi.SSID") == TRUE) {
1335                 if (size != NULL)
1336                         *size = network->wifi.ssid_len;
1337                 return network->wifi.ssid;
1338         }
1339
1340         return connman_element_get_blob(&network->element, key, size);
1341 }
1342
1343 void __connman_network_set_device(struct connman_network *network,
1344                                         struct connman_device *device)
1345 {
1346         network->device = device;
1347 }
1348
1349 /**
1350  * connman_network_get_device:
1351  * @network: network structure
1352  *
1353  * Get parent device of network
1354  */
1355 struct connman_device *connman_network_get_device(struct connman_network *network)
1356 {
1357         return network->device;
1358 }
1359
1360 /**
1361  * connman_network_get_data:
1362  * @network: network structure
1363  *
1364  * Get private network data pointer
1365  */
1366 void *connman_network_get_data(struct connman_network *network)
1367 {
1368         return network->driver_data;
1369 }
1370
1371 /**
1372  * connman_network_set_data:
1373  * @network: network structure
1374  * @data: data pointer
1375  *
1376  * Set private network data pointer
1377  */
1378 void connman_network_set_data(struct connman_network *network, void *data)
1379 {
1380         network->driver_data = data;
1381 }
1382
1383 static gboolean match_driver(struct connman_network *network,
1384                                         struct connman_network_driver *driver)
1385 {
1386         if (network->type == driver->type ||
1387                         driver->type == CONNMAN_NETWORK_TYPE_UNKNOWN)
1388                 return TRUE;
1389
1390         return FALSE;
1391 }
1392
1393 static int network_probe(struct connman_element *element)
1394 {
1395         struct connman_network *network = element->network;
1396         GSList *list;
1397         int err;
1398
1399         DBG("element %p name %s", element, element->name);
1400
1401         if (network == NULL)
1402                 return -ENODEV;
1403
1404         for (list = driver_list; list; list = list->next) {
1405                 struct connman_network_driver *driver = list->data;
1406
1407                 if (match_driver(network, driver) == FALSE)
1408                         continue;
1409
1410                 DBG("driver %p name %s", driver, driver->name);
1411
1412                 if (driver->probe(network) == 0) {
1413                         network->driver = driver;
1414                         break;
1415                 }
1416         }
1417
1418         if (network->driver == NULL)
1419                 return -ENODEV;
1420
1421         err = register_interface(element);
1422         if (err < 0) {
1423                 if (network->driver->remove)
1424                         network->driver->remove(network);
1425                 return err;
1426         }
1427
1428         switch (network->type) {
1429         case CONNMAN_NETWORK_TYPE_UNKNOWN:
1430         case CONNMAN_NETWORK_TYPE_VENDOR:
1431                 break;
1432         case CONNMAN_NETWORK_TYPE_ETHERNET:
1433         case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
1434         case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
1435         case CONNMAN_NETWORK_TYPE_CELLULAR:
1436         case CONNMAN_NETWORK_TYPE_WIFI:
1437         case CONNMAN_NETWORK_TYPE_WIMAX:
1438                 if (network->group != NULL)
1439                         __connman_profile_add_network(network);
1440                 break;
1441         }
1442
1443         return 0;
1444 }
1445
1446 static void network_remove(struct connman_element *element)
1447 {
1448         struct connman_network *network = element->network;
1449
1450         DBG("element %p name %s", element, element->name);
1451
1452         if (network == NULL)
1453                 return;
1454
1455         if (network->driver == NULL)
1456                 return;
1457
1458         switch (network->type) {
1459         case CONNMAN_NETWORK_TYPE_UNKNOWN:
1460         case CONNMAN_NETWORK_TYPE_VENDOR:
1461                 break;
1462         case CONNMAN_NETWORK_TYPE_ETHERNET:
1463         case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
1464         case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
1465         case CONNMAN_NETWORK_TYPE_CELLULAR:
1466         case CONNMAN_NETWORK_TYPE_WIFI:
1467         case CONNMAN_NETWORK_TYPE_WIMAX:
1468                 if (network->group != NULL) {
1469                         __connman_profile_remove_network(network);
1470
1471                         g_free(network->group);
1472                         network->group = NULL;
1473                 }
1474                 break;
1475         }
1476
1477         unregister_interface(element);
1478
1479         if (network->driver->remove)
1480                 network->driver->remove(network);
1481 }
1482
1483 static void network_change(struct connman_element *element)
1484 {
1485         struct connman_network *network = element->network;
1486
1487         DBG("element %p name %s", element, element->name);
1488
1489         if (element->state != CONNMAN_ELEMENT_STATE_ERROR)
1490                 return;
1491
1492         if (element->error != CONNMAN_ELEMENT_ERROR_DHCP_FAILED)
1493                 return;
1494
1495         if (network->connected == FALSE)
1496                 return;
1497
1498         connman_element_unregister_children(element);
1499
1500         connman_device_set_disconnected(network->device, TRUE);
1501
1502         if (network->driver && network->driver->disconnect) {
1503                 network->driver->disconnect(network);
1504                 return;
1505         }
1506
1507         network->connected = FALSE;
1508 }
1509
1510 static struct connman_driver network_driver = {
1511         .name           = "network",
1512         .type           = CONNMAN_ELEMENT_TYPE_NETWORK,
1513         .priority       = CONNMAN_DRIVER_PRIORITY_LOW,
1514         .probe          = network_probe,
1515         .remove         = network_remove,
1516         .change         = network_change,
1517 };
1518
1519 int __connman_network_init(void)
1520 {
1521         DBG("");
1522
1523         connection = connman_dbus_get_connection();
1524
1525         return connman_driver_register(&network_driver);
1526 }
1527
1528 void __connman_network_cleanup(void)
1529 {
1530         DBG("");
1531
1532         connman_driver_unregister(&network_driver);
1533
1534         dbus_connection_unref(connection);
1535 }