src/network.c

   1 /*
   2  *
   3  *  Connection Manager
   4  *
   5  *  Copyright (C) 2007-2009  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         case CONNMAN_NETWORK_TYPE_MBM:
  95         case CONNMAN_NETWORK_TYPE_HSO:
  96                 return "cellular";
  97         }
  98
  99         return NULL;
 100 }
 101
 102 static DBusMessage *get_properties(DBusConnection *conn,
 103                                         DBusMessage *msg, void *data)
 104 {
 105         struct connman_network *network = data;
 106         DBusMessage *reply;
 107         DBusMessageIter array, dict;
 108
 109         DBG("conn %p", conn);
 110
 111         if (__connman_security_check_privilege(msg,
 112                                         CONNMAN_SECURITY_PRIVILEGE_PUBLIC) < 0)
 113                 return __connman_error_permission_denied(msg);
 114
 115         reply = dbus_message_new_method_return(msg);
 116         if (reply == NULL)
 117                 return NULL;
 118
 119         dbus_message_iter_init_append(reply, &array);
 120
 121         connman_dbus_dict_open(&array, &dict);
 122
 123         if (network->device) {
 124                 const char *path = connman_device_get_path(network->device);
 125                 if (path != NULL)
 126                         connman_dbus_dict_append_basic(&dict, "Device",
 127                                                 DBUS_TYPE_OBJECT_PATH, &path);
 128         }
 129
 130         if (network->address != NULL)
 131                 connman_dbus_dict_append_basic(&dict, "Address",
 132                                         DBUS_TYPE_STRING, &network->address);
 133
 134         if (network->name != NULL)
 135                 connman_dbus_dict_append_basic(&dict, "Name",
 136                                         DBUS_TYPE_STRING, &network->name);
 137
 138         connman_dbus_dict_append_basic(&dict, "Connected",
 139                                 DBUS_TYPE_BOOLEAN, &network->connected);
 140
 141         if (network->strength > 0)
 142                 connman_dbus_dict_append_basic(&dict, "Strength",
 143                                         DBUS_TYPE_BYTE, &network->strength);
 144
 145         if (network->frequency > 0)
 146                 connman_dbus_dict_append_basic(&dict, "Frequency",
 147                                         DBUS_TYPE_UINT16, &network->frequency);
 148
 149         if (network->wifi.ssid != NULL && network->wifi.ssid_len > 0)
 150                 connman_dbus_dict_append_fixed_array(&dict, "WiFi.SSID",
 151                                 DBUS_TYPE_BYTE, &network->wifi.ssid,
 152                                                 network->wifi.ssid_len);
 153
 154         if (network->wifi.mode != NULL)
 155                 connman_dbus_dict_append_basic(&dict, "WiFi.Mode",
 156                                 DBUS_TYPE_STRING, &network->wifi.mode);
 157
 158         if (network->wifi.channel > 0)
 159                 connman_dbus_dict_append_basic(&dict, "WiFi.Channel",
 160                                 DBUS_TYPE_UINT16, &network->wifi.channel);
 161
 162         if (network->wifi.security != NULL) {
 163                 connman_dbus_dict_append_basic(&dict, "WiFi.Security",
 164                                 DBUS_TYPE_STRING, &network->wifi.security);
 165
 166                 if (g_strcmp0(network->wifi.security, "ieee8021x") == 0 &&
 167                                                     network->wifi.eap != NULL)
 168                         connman_dbus_dict_append_basic(&dict, "WiFi.EAP",
 169                                         DBUS_TYPE_STRING, &network->wifi.eap);
 170         }
 171
 172
 173         if (network->wifi.passphrase != NULL &&
 174                         __connman_security_check_privilege(msg,
 175                                 CONNMAN_SECURITY_PRIVILEGE_SECRET) == 0)
 176                 connman_dbus_dict_append_basic(&dict, "WiFi.Passphrase",
 177                                 DBUS_TYPE_STRING, &network->wifi.passphrase);
 178
 179         connman_dbus_dict_close(&array, &dict);
 180
 181         return reply;
 182 }
 183
 184 static GDBusMethodTable network_methods[] = {
 185         { "GetProperties", "",   "a{sv}", get_properties },
 186         { },
 187 };
 188
 189 static GDBusSignalTable network_signals[] = {
 190         { "PropertyChanged", "sv" },
 191         { },
 192 };
 193
 194 static DBusConnection *connection;
 195
 196 static void append_networks(DBusMessageIter *iter, void *user_data)
 197 {
 198         struct connman_device *device = user_data;
 199
 200         __connman_element_list((struct connman_element *) device,
 201                                         CONNMAN_ELEMENT_TYPE_NETWORK, iter);
 202 }
 203
 204 static void emit_networks_signal(struct connman_device *device)
 205 {
 206         const char *path = connman_device_get_path(device);
 207
 208         connman_dbus_property_changed_array(path,
 209                         CONNMAN_DEVICE_INTERFACE, "Networks",
 210                         DBUS_TYPE_OBJECT_PATH, append_networks, device);
 211 }
 212
 213 static int register_interface(struct connman_element *element)
 214 {
 215         struct connman_network *network = element->network;
 216
 217         DBG("element %p name %s", element, element->name);
 218
 219         if (g_dbus_register_interface(connection, element->path,
 220                                         CONNMAN_NETWORK_INTERFACE,
 221                                         network_methods, network_signals,
 222                                         NULL, network, NULL) == FALSE) {
 223                 connman_error("Failed to register %s network", element->path);
 224                 return -EIO;
 225         }
 226
 227         network->registered = TRUE;
 228
 229         emit_networks_signal(network->device);
 230
 231         return 0;
 232 }
 233
 234 static void unregister_interface(struct connman_element *element)
 235 {
 236         struct connman_network * network = element->network;
 237
 238         DBG("element %p name %s", element, element->name);
 239
 240         network->registered = FALSE;
 241
 242         emit_networks_signal(network->device);
 243
 244         g_dbus_unregister_interface(connection, element->path,
 245                                                 CONNMAN_NETWORK_INTERFACE);
 246 }
 247
 248 connman_bool_t __connman_network_has_driver(struct connman_network *network)
 249 {
 250         if (network == NULL || network->driver == NULL)
 251                 return FALSE;
 252
 253         return network->registered;
 254 }
 255
 256 static GSList *driver_list = NULL;
 257
 258 static gint compare_priority(gconstpointer a, gconstpointer b)
 259 {
 260         const struct connman_network_driver *driver1 = a;
 261         const struct connman_network_driver *driver2 = b;
 262
 263         return driver2->priority - driver1->priority;
 264 }
 265
 266 /**
 267  * connman_network_driver_register:
 268  * @driver: network driver definition
 269  *
 270  * Register a new network driver
 271  *
 272  * Returns: %0 on success
 273  */
 274 int connman_network_driver_register(struct connman_network_driver *driver)
 275 {
 276         DBG("driver %p name %s", driver, driver->name);
 277
 278         driver_list = g_slist_insert_sorted(driver_list, driver,
 279                                                         compare_priority);
 280
 281         return 0;
 282 }
 283
 284 /**
 285  * connman_network_driver_unregister:
 286  * @driver: network driver definition
 287  *
 288  * Remove a previously registered network driver
 289  */
 290 void connman_network_driver_unregister(struct connman_network_driver *driver)
 291 {
 292         DBG("driver %p name %s", driver, driver->name);
 293
 294         driver_list = g_slist_remove(driver_list, driver);
 295 }
 296
 297 static void network_destruct(struct connman_element *element)
 298 {
 299         struct connman_network *network = element->network;
 300
 301         DBG("element %p name %s", element, element->name);
 302
 303         g_free(network->wifi.ssid);
 304         g_free(network->wifi.mode);
 305         g_free(network->wifi.security);
 306         g_free(network->wifi.passphrase);
 307
 308         g_free(network->group);
 309         g_free(network->node);
 310         g_free(network->name);
 311         g_free(network->address);
 312         g_free(network->identifier);
 313
 314         if (network->ipconfig) {
 315                 connman_ipconfig_unref(network->ipconfig);
 316                 network->ipconfig = NULL;
 317         }
 318 }
 319
 320 /**
 321  * connman_network_create:
 322  * @identifier: network identifier (for example an unqiue name)
 323  *
 324  * Allocate a new network and assign the #identifier to it.
 325  *
 326  * Returns: a newly-allocated #connman_network structure
 327  */
 328 struct connman_network *connman_network_create(const char *identifier,
 329                                                 enum connman_network_type type)
 330 {
 331         struct connman_network *network;
 332         connman_uint8_t strength = 0;
 333         const char *str;
 334         char *temp;
 335
 336         DBG("identifier %s type %d", identifier, type);
 337
 338         network = g_try_new0(struct connman_network, 1);
 339         if (network == NULL)
 340                 return NULL;
 341
 342         DBG("network %p", network);
 343
 344         __connman_element_initialize(&network->element);
 345
 346         //temp = connman_dbus_encode_string(identifier);
 347         if (identifier == NULL) {
 348                 temp = g_strdup_printf("hidden_%d", hidden_counter++);
 349                 network->hidden = TRUE;
 350         } else
 351                 temp = g_strdup(identifier);
 352
 353         if (temp == NULL) {
 354                 g_free(network);
 355                 return NULL;
 356         }
 357
 358         network->element.name = temp;
 359         network->element.type = CONNMAN_ELEMENT_TYPE_NETWORK;
 360
 361         network->element.network = network;
 362         network->element.destruct = network_destruct;
 363
 364         str = type2string(type);
 365         if (str != NULL)
 366                 connman_element_set_string(&network->element, "Type", str);
 367
 368         connman_element_set_uint8(&network->element, "Strength", strength);
 369
 370         network->type       = type;
 371         network->identifier = g_strdup(temp);
 372
 373         return network;
 374 }
 375
 376 /**
 377  * connman_network_ref:
 378  * @network: network structure
 379  *
 380  * Increase reference counter of  network
 381  */
 382 struct connman_network *connman_network_ref(struct connman_network *network)
 383 {
 384         if (connman_element_ref(&network->element) == NULL)
 385                 return NULL;
 386
 387         return network;
 388 }
 389
 390 /**
 391  * connman_network_unref:
 392  * @network: network structure
 393  *
 394  * Decrease reference counter of network
 395  */
 396 void connman_network_unref(struct connman_network *network)
 397 {
 398         connman_element_unref(&network->element);
 399 }
 400
 401 const char *__connman_network_get_type(struct connman_network *network)
 402 {
 403         return type2string(network->type);
 404 }
 405
 406 /**
 407  * connman_network_get_type:
 408  * @network: network structure
 409  *
 410  * Get type of network
 411  */
 412 enum connman_network_type connman_network_get_type(struct connman_network *network)
 413 {
 414         return network->type;
 415 }
 416
 417 /**
 418  * connman_network_get_identifier:
 419  * @network: network structure
 420  *
 421  * Get identifier of network
 422  */
 423 const char *connman_network_get_identifier(struct connman_network *network)
 424 {
 425         return network->identifier;
 426 }
 427
 428 /**
 429  * connman_network_get_path:
 430  * @network: network structure
 431  *
 432  * Get path name of network
 433  */
 434 const char *connman_network_get_path(struct connman_network *network)
 435 {
 436         return network->element.path;
 437 }
 438
 439 /**
 440  * connman_network_set_index:
 441  * @network: network structure
 442  * @index: index number
 443  *
 444  * Set index number of network
 445  */
 446 void connman_network_set_index(struct connman_network *network, int index)
 447 {
 448         network->element.index = index;
 449 }
 450
 451 /**
 452  * connman_network_get_index:
 453  * @network: network structure
 454  *
 455  * Get index number of network
 456  */
 457 int connman_network_get_index(struct connman_network *network)
 458 {
 459         return network->element.index;
 460 }
 461
 462 /**
 463  * connman_network_get_element:
 464  * @network: network structure
 465  *
 466  * Get connman_element of network
 467  */
 468 struct connman_element *connman_network_get_element(
 469                                 struct connman_network *network)
 470 {
 471         return &network->element;
 472 }
 473
 474 /**
 475  * connman_network_set_protocol:
 476  * @network: network structure
 477  * @protocol: network protocol
 478  *
 479  * Change protocol of network
 480  */
 481 void connman_network_set_protocol(struct connman_network *network,
 482                                         enum connman_network_protocol protocol)
 483 {
 484         network->protocol = protocol;
 485 }
 486
 487 /**
 488  * connman_network_set_group:
 489  * @network: network structure
 490  * @group: group name
 491  *
 492  * Set group name for automatic clustering
 493  */
 494 void connman_network_set_group(struct connman_network *network,
 495                                                         const char *group)
 496 {
 497         switch (network->type) {
 498         case CONNMAN_NETWORK_TYPE_UNKNOWN:
 499         case CONNMAN_NETWORK_TYPE_VENDOR:
 500                 return;
 501         case CONNMAN_NETWORK_TYPE_ETHERNET:
 502         case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
 503         case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
 504         case CONNMAN_NETWORK_TYPE_CELLULAR:
 505         case CONNMAN_NETWORK_TYPE_MBM:
 506         case CONNMAN_NETWORK_TYPE_HSO:
 507         case CONNMAN_NETWORK_TYPE_WIFI:
 508         case CONNMAN_NETWORK_TYPE_WIMAX:
 509                 break;
 510         }
 511
 512         if (g_strcmp0(network->group, group) == 0) {
 513                 if (group != NULL)
 514                         __connman_profile_update_network(network);
 515                 return;
 516         }
 517
 518         if (network->group != NULL) {
 519                 __connman_profile_remove_network(network);
 520
 521                 g_free(network->group);
 522         }
 523
 524         network->group = g_strdup(group);
 525
 526         if (network->group != NULL)
 527                 __connman_profile_add_network(network);
 528 }
 529
 530 /**
 531  * connman_network_get_group:
 532  * @network: network structure
 533  *
 534  * Get group name for automatic clustering
 535  */
 536 const char *connman_network_get_group(struct connman_network *network)
 537 {
 538         return network->group;
 539 }
 540
 541 const char *__connman_network_get_ident(struct connman_network *network)
 542 {
 543         if (network->device == NULL)
 544                 return NULL;
 545
 546         return __connman_device_get_ident(network->device);
 547 }
 548
 549 connman_bool_t __connman_network_get_weakness(struct connman_network *network)
 550 {
 551         switch (network->type) {
 552         case CONNMAN_NETWORK_TYPE_UNKNOWN:
 553         case CONNMAN_NETWORK_TYPE_VENDOR:
 554         case CONNMAN_NETWORK_TYPE_ETHERNET:
 555         case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
 556         case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
 557         case CONNMAN_NETWORK_TYPE_CELLULAR:
 558         case CONNMAN_NETWORK_TYPE_MBM:
 559         case CONNMAN_NETWORK_TYPE_HSO:
 560         case CONNMAN_NETWORK_TYPE_WIMAX:
 561                 break;
 562         case CONNMAN_NETWORK_TYPE_WIFI:
 563                 if (g_strcmp0(network->wifi.mode, "adhoc") == 0)
 564                         return TRUE;
 565                 if (network->strength > 0 && network->strength < 20)
 566                         return TRUE;
 567                 break;
 568         }
 569
 570         return FALSE;
 571 }
 572
 573 connman_bool_t __connman_network_get_connecting(struct connman_network *network)
 574 {
 575         return network->connecting;
 576 }
 577
 578 /**
 579  * connman_network_set_available:
 580  * @network: network structure
 581  * @available: availability state
 582  *
 583  * Change availability state of network (in range)
 584  */
 585 int connman_network_set_available(struct connman_network *network,
 586                                                 connman_bool_t available)
 587 {
 588         DBG("network %p available %d", network, available);
 589
 590         if (network->available == available)
 591                 return -EALREADY;
 592
 593         network->available = available;
 594
 595         return 0;
 596 }
 597
 598 /**
 599  * connman_network_get_available:
 600  * @network: network structure
 601  *
 602  * Get network available setting
 603  */
 604 connman_bool_t connman_network_get_available(struct connman_network *network)
 605 {
 606         if (network->hidden == TRUE)
 607                 return TRUE;
 608
 609         return network->available;
 610 }
 611
 612 /**
 613  * connman_network_set_associating:
 614  * @network: network structure
 615  * @associating: associating state
 616  *
 617  * Change associating state of network
 618  */
 619 int connman_network_set_associating(struct connman_network *network,
 620                                                 connman_bool_t associating)
 621 {
 622         DBG("network %p associating %d", network, associating);
 623
 624         if (network->associating == associating)
 625                 return -EALREADY;
 626
 627         network->associating = associating;
 628
 629         if (associating == TRUE) {
 630                 struct connman_service *service;
 631
 632                 service = __connman_service_lookup_from_network(network);
 633                 __connman_service_indicate_state(service,
 634                                         CONNMAN_SERVICE_STATE_ASSOCIATION);
 635         }
 636
 637         return 0;
 638 }
 639
 640 static void set_associate_error(struct connman_network *network)
 641 {
 642         struct connman_service *service;
 643
 644         if (network->associating == FALSE)
 645                 return ;
 646
 647         network->associating = FALSE;
 648
 649         service = __connman_service_lookup_from_network(network);
 650
 651         __connman_service_indicate_state(service,
 652                                         CONNMAN_SERVICE_STATE_FAILURE);
 653 }
 654
 655 void connman_network_set_error(struct connman_network *network,
 656                                         enum connman_network_error error)
 657 {
 658         DBG("nework %p, error %d", network, error);
 659
 660         network->connecting = FALSE;
 661
 662         switch (error) {
 663         case CONNMAN_NETWORK_ERROR_UNKNOWN:
 664                 return;
 665         case CONNMAN_NETWORK_ERROR_ASSOCIATE_FAIL:
 666                 set_associate_error(network);
 667                 break;
 668         }
 669 }
 670
 671 static gboolean set_connected(gpointer user_data)
 672 {
 673         struct connman_network *network = user_data;
 674         struct connman_service *service;
 675
 676         service = __connman_service_lookup_from_network(network);
 677
 678         if (network->connected == TRUE) {
 679                 struct connman_element *element;
 680                 enum connman_element_type type = CONNMAN_ELEMENT_TYPE_UNKNOWN;
 681
 682                 switch (network->protocol) {
 683                 case CONNMAN_NETWORK_PROTOCOL_UNKNOWN:
 684                         return 0;
 685                 case CONNMAN_NETWORK_PROTOCOL_IP:
 686                         type = CONNMAN_ELEMENT_TYPE_DHCP;
 687                         break;
 688                 }
 689
 690                 __connman_device_increase_connections(network->device);
 691
 692                 __connman_device_set_network(network->device, network);
 693
 694                 connman_device_set_disconnected(network->device, FALSE);
 695
 696                 if (network->element.ipv4.method ==
 697                                         CONNMAN_IPCONFIG_METHOD_MANUAL) {
 698                         network->connecting = FALSE;
 699
 700                         connman_network_set_associating(network, FALSE);
 701
 702                         __connman_service_indicate_state(service,
 703                                                 CONNMAN_SERVICE_STATE_READY);
 704
 705                         return TRUE;
 706                 }
 707
 708                 element = connman_element_create(NULL);
 709                 if (element != NULL) {
 710                         element->type  = type;
 711                         element->index = network->element.index;
 712
 713                         if (connman_element_register(element,
 714                                                 &network->element) < 0)
 715                                 connman_element_unref(element);
 716
 717                         __connman_service_indicate_state(service,
 718                                         CONNMAN_SERVICE_STATE_CONFIGURATION);
 719                 }
 720         } else {
 721                 connman_element_unregister_children(&network->element);
 722
 723                 __connman_device_set_network(network->device, NULL);
 724                 network->hidden = FALSE;
 725
 726                 __connman_device_decrease_connections(network->device);
 727
 728                 __connman_service_indicate_state(service,
 729                                                 CONNMAN_SERVICE_STATE_IDLE);
 730         }
 731
 732         network->connecting = FALSE;
 733
 734         connman_network_set_associating(network, FALSE);
 735
 736         return FALSE;
 737 }
 738
 739 /**
 740  * connman_network_set_connected:
 741  * @network: network structure
 742  * @connected: connected state
 743  *
 744  * Change connected state of network
 745  */
 746 int connman_network_set_connected(struct connman_network *network,
 747                                                 connman_bool_t connected)
 748 {
 749         DBG("network %p connected %d", network, connected);
 750
 751         if ((network->connecting == TRUE || network->associating == TRUE) &&
 752                                                         connected == FALSE) {
 753                 connman_element_set_error(&network->element,
 754                                         CONNMAN_ELEMENT_ERROR_CONNECT_FAILED);
 755                 __connman_network_disconnect(network);
 756         }
 757
 758         if (network->connected == connected)
 759                 return -EALREADY;
 760
 761         network->connected = connected;
 762
 763         if (network->registered == FALSE) {
 764                 g_idle_add(set_connected, network);
 765                 return 0;
 766         }
 767
 768         connman_dbus_property_changed_basic(network->element.path,
 769                                 CONNMAN_NETWORK_INTERFACE, "Connected",
 770                                                 DBUS_TYPE_BOOLEAN, &connected);
 771
 772         set_connected(network);
 773
 774         return 0;
 775 }
 776
 777 /**
 778  * connman_network_get_connected:
 779  * @network: network structure
 780  *
 781  * Get network connection status
 782  */
 783 connman_bool_t connman_network_get_connected(struct connman_network *network)
 784 {
 785         return network->connected;
 786 }
 787
 788 /**
 789  * connman_network_get_associating:
 790  * @network: network structure
 791  *
 792  * Get network associating status
 793  */
 794 connman_bool_t connman_network_get_associating(struct connman_network *network)
 795 {
 796         return network->associating;
 797 }
 798
 799 /**
 800  * __connman_network_connect:
 801  * @network: network structure
 802  *
 803  * Connect network
 804  */
 805 int __connman_network_connect(struct connman_network *network)
 806 {
 807         int err;
 808
 809         DBG("network %p", network);
 810
 811         if (network->connected == TRUE)
 812                 return -EISCONN;
 813
 814         if (network->connecting == TRUE || network->associating == TRUE)
 815                 return -EALREADY;
 816
 817         if (network->driver == NULL)
 818                 return -EUNATCH;
 819
 820         if (network->driver->connect == NULL)
 821                 return -ENOSYS;
 822
 823         __connman_device_disconnect(network->device);
 824
 825         network->connecting = TRUE;
 826
 827         err = network->driver->connect(network);
 828         if (err < 0) {
 829                 if (err == -EINPROGRESS)
 830                         connman_network_set_associating(network, TRUE);
 831                 else
 832                         network->hidden = FALSE;
 833
 834                 return err;
 835         }
 836
 837         network->connected = TRUE;
 838         set_connected(network);
 839
 840         return err;
 841 }
 842
 843 /**
 844  * __connman_network_disconnect:
 845  * @network: network structure
 846  *
 847  * Disconnect network
 848  */
 849 int __connman_network_disconnect(struct connman_network *network)
 850 {
 851         int err;
 852
 853         DBG("network %p", network);
 854
 855         if (network->connected == FALSE && network->connecting == FALSE &&
 856                                                 network->associating == FALSE)
 857                 return -ENOTCONN;
 858
 859         if (network->driver == NULL)
 860                 return -EUNATCH;
 861
 862         if (network->driver->disconnect == NULL)
 863                 return -ENOSYS;
 864
 865         network->connecting = FALSE;
 866
 867         err = network->driver->disconnect(network);
 868         if (err == 0) {
 869                 network->connected = FALSE;
 870                 set_connected(network);
 871         }
 872
 873         return err;
 874 }
 875
 876 /**
 877  * connman_network_set_address:
 878  * @network: network structure
 879  * @address: binary address value
 880  * @size: binary address length
 881  *
 882  * Set unique address value for network
 883  */
 884 int connman_network_set_address(struct connman_network *network,
 885                                 const void *address, unsigned int size)
 886 {
 887         const unsigned char *addr_octet = address;
 888         char *str;
 889
 890         DBG("network %p size %d", network, size);
 891
 892         if (size != 6)
 893                 return -EINVAL;
 894
 895         str = g_strdup_printf("%02X:%02X:%02X:%02X:%02X:%02X",
 896                                 addr_octet[0], addr_octet[1], addr_octet[2],
 897                                 addr_octet[3], addr_octet[4], addr_octet[5]);
 898         if (str == NULL)
 899                 return -ENOMEM;
 900
 901         g_free(network->address);
 902         network->address = str;
 903
 904         return connman_element_set_string(&network->element,
 905                                                 "Address", network->address);
 906 }
 907
 908 /**
 909  * connman_network_set_name:
 910  * @network: network structure
 911  * @name: name value
 912  *
 913  * Set display name value for network
 914  */
 915 int connman_network_set_name(struct connman_network *network,
 916                                                         const char *name)
 917 {
 918         DBG("network %p name %s", network, name);
 919
 920         g_free(network->name);
 921         network->name = g_strdup(name);
 922
 923         return connman_element_set_string(&network->element, "Name", name);
 924 }
 925
 926 /**
 927  * connman_network_set_strength:
 928  * @network: network structure
 929  * @strength: strength value
 930  *
 931  * Set signal strength value for network
 932  */
 933 int connman_network_set_strength(struct connman_network *network,
 934                                                 connman_uint8_t strength)
 935 {
 936         DBG("network %p strengh %d", network, strength);
 937
 938         network->strength = strength;
 939
 940         return connman_element_set_uint8(&network->element,
 941                                                 "Strength", strength);
 942 }
 943
 944 /**
 945  * connman_network_set_roaming:
 946  * @network: network structure
 947  * @roaming: roaming state
 948  *
 949  * Set roaming state for network
 950  */
 951 int connman_network_set_roaming(struct connman_network *network,
 952                                                 connman_bool_t roaming)
 953 {
 954         DBG("network %p roaming %d", network, roaming);
 955
 956         network->roaming = roaming;
 957
 958         return connman_element_set_bool(&network->element,
 959                                                 "Roaming", roaming);
 960 }
 961
 962 /**
 963  * connman_network_set_string:
 964  * @network: network structure
 965  * @key: unique identifier
 966  * @value: string value
 967  *
 968  * Set string value for specific key
 969  */
 970 int connman_network_set_string(struct connman_network *network,
 971                                         const char *key, const char *value)
 972 {
 973         DBG("network %p key %s value %s", network, key, value);
 974
 975         if (g_strcmp0(key, "Name") == 0)
 976                 return connman_network_set_name(network, value);
 977
 978         if (g_str_equal(key, "Address") == TRUE) {
 979                 g_free(network->address);
 980                 network->address = g_strdup(value);
 981         } else if (g_str_equal(key, "Node") == TRUE) {
 982                 g_free(network->node);
 983                 network->node = g_strdup(value);
 984         } else if (g_str_equal(key, "WiFi.Mode") == TRUE) {
 985                 g_free(network->wifi.mode);
 986                 network->wifi.mode = g_strdup(value);
 987         } else if (g_str_equal(key, "WiFi.Security") == TRUE) {
 988                 g_free(network->wifi.security);
 989                 network->wifi.security = g_strdup(value);
 990         } else if (g_str_equal(key, "WiFi.Passphrase") == TRUE) {
 991                 g_free(network->wifi.passphrase);
 992                 network->wifi.passphrase = g_strdup(value);
 993         } else if (g_str_equal(key, "WiFi.EAP") == TRUE) {
 994                 g_free(network->wifi.eap);
 995                 network->wifi.eap = g_strdup(value);
 996         } else if (g_str_equal(key, "WiFi.Identity") == TRUE) {
 997                 g_free(network->wifi.identity);
 998                 network->wifi.identity = g_strdup(value);
 999         } else if (g_str_equal(key, "WiFi.CACertFile") == TRUE) {
1000                 g_free(network->wifi.ca_cert_path);
1001                 network->wifi.ca_cert_path = g_strdup(value);
1002         } else if (g_str_equal(key, "WiFi.ClientCertFile") == TRUE) {
1003                 g_free(network->wifi.client_cert_path);
1004                 network->wifi.client_cert_path = g_strdup(value);
1005         } else if (g_str_equal(key, "WiFi.PrivateKeyFile") == TRUE) {
1006                 g_free(network->wifi.private_key_path);
1007                 network->wifi.private_key_path = g_strdup(value);
1008         } else if (g_str_equal(key, "WiFi.PrivateKeyPassphrase") == TRUE) {
1009                 g_free(network->wifi.private_key_passphrase);
1010                 network->wifi.private_key_passphrase = g_strdup(value);
1011         } else if (g_str_equal(key, "WiFi.Phase2") == TRUE) {
1012                 g_free(network->wifi.phase2_auth);
1013                 network->wifi.phase2_auth = g_strdup(value);
1014         }
1015
1016         return connman_element_set_string(&network->element, key, value);
1017 }
1018
1019 /**
1020  * connman_network_get_string:
1021  * @network: network structure
1022  * @key: unique identifier
1023  *
1024  * Get string value for specific key
1025  */
1026 const char *connman_network_get_string(struct connman_network *network,
1027                                                         const char *key)
1028 {
1029         DBG("network %p key %s", network, key);
1030
1031         if (g_str_equal(key, "Address") == TRUE)
1032                 return network->address;
1033         else if (g_str_equal(key, "Name") == TRUE)
1034                 return network->name;
1035         else if (g_str_equal(key, "Node") == TRUE)
1036                 return network->node;
1037         else if (g_str_equal(key, "WiFi.Mode") == TRUE)
1038                 return network->wifi.mode;
1039         else if (g_str_equal(key, "WiFi.Security") == TRUE)
1040                 return network->wifi.security;
1041         else if (g_str_equal(key, "WiFi.Passphrase") == TRUE)
1042                 return network->wifi.passphrase;
1043         else if (g_str_equal(key, "WiFi.EAP") == TRUE)
1044                 return network->wifi.eap;
1045         else if (g_str_equal(key, "WiFi.Identity") == TRUE)
1046                 return network->wifi.identity;
1047         else if (g_str_equal(key, "WiFi.CACertFile") == TRUE)
1048                 return network->wifi.ca_cert_path;
1049         else if (g_str_equal(key, "WiFi.ClientCertFile") == TRUE)
1050                 return network->wifi.client_cert_path;
1051         else if (g_str_equal(key, "WiFi.PrivateKeyFile") == TRUE)
1052                 return network->wifi.private_key_path;
1053         else if (g_str_equal(key, "WiFi.PrivateKeyPassphrase") == TRUE)
1054                 return network->wifi.private_key_passphrase;
1055         else if (g_str_equal(key, "WiFi.Phase2") == TRUE)
1056                 return network->wifi.phase2_auth;
1057
1058         return connman_element_get_string(&network->element, key);
1059 }
1060
1061 /**
1062  * connman_network_set_bool:
1063  * @network: network structure
1064  * @key: unique identifier
1065  * @value: boolean value
1066  *
1067  * Set boolean value for specific key
1068  */
1069 int connman_network_set_bool(struct connman_network *network,
1070                                         const char *key, connman_bool_t value)
1071 {
1072         DBG("network %p key %s value %d", network, key, value);
1073
1074         if (g_strcmp0(key, "Roaming") == 0)
1075                 return connman_network_set_roaming(network, value);
1076
1077         return connman_element_set_bool(&network->element, key, value);
1078 }
1079
1080 /**
1081  * connman_network_get_bool:
1082  * @network: network structure
1083  * @key: unique identifier
1084  *
1085  * Get boolean value for specific key
1086  */
1087 connman_bool_t connman_network_get_bool(struct connman_network *network,
1088                                                         const char *key)
1089 {
1090         DBG("network %p key %s", network, key);
1091
1092         if (g_str_equal(key, "Roaming") == TRUE)
1093                 return network->roaming;
1094
1095         return connman_element_get_bool(&network->element, key);
1096 }
1097
1098 /**
1099  * connman_network_set_uint8:
1100  * @network: network structure
1101  * @key: unique identifier
1102  * @value: integer value
1103  *
1104  * Set integer value for specific key
1105  */
1106 int connman_network_set_uint8(struct connman_network *network,
1107                                         const char *key, connman_uint8_t value)
1108 {
1109         DBG("network %p key %s value %d", network, key, value);
1110
1111         if (g_strcmp0(key, "Strength") == 0)
1112                 return connman_network_set_strength(network, value);
1113
1114         return connman_element_set_uint8(&network->element, key, value);
1115 }
1116
1117 /**
1118  * connman_network_get_uint8:
1119  * @network: network structure
1120  * @key: unique identifier
1121  *
1122  * Get integer value for specific key
1123  */
1124 connman_uint8_t connman_network_get_uint8(struct connman_network *network,
1125                                                         const char *key)
1126 {
1127         DBG("network %p key %s", network, key);
1128
1129         if (g_str_equal(key, "Strength") == TRUE)
1130                 return network->strength;
1131
1132         return connman_element_get_uint8(&network->element, key);
1133 }
1134
1135 /**
1136  * connman_network_set_uint16:
1137  * @network: network structure
1138  * @key: unique identifier
1139  * @value: integer value
1140  *
1141  * Set integer value for specific key
1142  */
1143 int connman_network_set_uint16(struct connman_network *network,
1144                                 const char *key, connman_uint16_t value)
1145 {
1146         DBG("network %p key %s value %d", network, key, value);
1147
1148         if (g_str_equal(key, "Frequency") == TRUE)
1149                 network->frequency = value;
1150         else if (g_str_equal(key, "WiFi.Channel") == TRUE)
1151                 network->wifi.channel = value;
1152
1153         return -EINVAL;
1154 }
1155
1156 /**
1157  * connman_network_get_uint16:
1158  * @network: network structure
1159  * @key: unique identifier
1160  *
1161  * Get integer value for specific key
1162  */
1163 connman_uint16_t connman_network_get_uint16(struct connman_network *network,
1164                                                         const char *key)
1165 {
1166         DBG("network %p key %s", network, key);
1167
1168         if (g_str_equal(key, "Frequency") == TRUE)
1169                 return network->frequency;
1170         else if (g_str_equal(key, "WiFi.Channel") == TRUE)
1171                 return network->wifi.channel;
1172
1173         return 0;
1174 }
1175
1176 /**
1177  * connman_network_set_blob:
1178  * @network: network structure
1179  * @key: unique identifier
1180  * @data: blob data
1181  * @size: blob size
1182  *
1183  * Set binary blob value for specific key
1184  */
1185 int connman_network_set_blob(struct connman_network *network,
1186                         const char *key, const void *data, unsigned int size)
1187 {
1188         DBG("network %p key %s size %d", network, key, size);
1189
1190         if (g_strcmp0(key, "Address") == 0)
1191                 return connman_network_set_address(network, data, size);
1192
1193         if (g_str_equal(key, "WiFi.SSID") == TRUE) {
1194                 g_free(network->wifi.ssid);
1195                 network->wifi.ssid = g_try_malloc(size);
1196                 if (network->wifi.ssid != NULL) {
1197                         memcpy(network->wifi.ssid, data, size);
1198                         network->wifi.ssid_len = size;
1199                 } else
1200                         network->wifi.ssid_len = 0;
1201         }
1202
1203         return connman_element_set_blob(&network->element, key, data, size);
1204 }
1205
1206 /**
1207  * connman_network_get_blob:
1208  * @network: network structure
1209  * @key: unique identifier
1210  * @size: pointer to blob size
1211  *
1212  * Get binary blob value for specific key
1213  */
1214 const void *connman_network_get_blob(struct connman_network *network,
1215                                         const char *key, unsigned int *size)
1216 {
1217         DBG("network %p key %s", network, key);
1218
1219         if (g_str_equal(key, "WiFi.SSID") == TRUE) {
1220                 if (size != NULL)
1221                         *size = network->wifi.ssid_len;
1222                 return network->wifi.ssid;
1223         }
1224
1225         return connman_element_get_blob(&network->element, key, size);
1226 }
1227
1228 void __connman_network_set_device(struct connman_network *network,
1229                                         struct connman_device *device)
1230 {
1231         network->device = device;
1232 }
1233
1234 /**
1235  * connman_network_get_device:
1236  * @network: network structure
1237  *
1238  * Get parent device of network
1239  */
1240 struct connman_device *connman_network_get_device(struct connman_network *network)
1241 {
1242         return network->device;
1243 }
1244
1245 /**
1246  * connman_network_get_data:
1247  * @network: network structure
1248  *
1249  * Get private network data pointer
1250  */
1251 void *connman_network_get_data(struct connman_network *network)
1252 {
1253         return network->driver_data;
1254 }
1255
1256 /**
1257  * connman_network_set_data:
1258  * @network: network structure
1259  * @data: data pointer
1260  *
1261  * Set private network data pointer
1262  */
1263 void connman_network_set_data(struct connman_network *network, void *data)
1264 {
1265         network->driver_data = data;
1266 }
1267
1268 static gboolean match_driver(struct connman_network *network,
1269                                         struct connman_network_driver *driver)
1270 {
1271         if (network->type == driver->type ||
1272                         driver->type == CONNMAN_NETWORK_TYPE_UNKNOWN)
1273                 return TRUE;
1274
1275         return FALSE;
1276 }
1277
1278 static int network_probe(struct connman_element *element)
1279 {
1280         struct connman_network *network = element->network;
1281         GSList *list;
1282         int err;
1283
1284         DBG("element %p name %s", element, element->name);
1285
1286         if (network == NULL)
1287                 return -ENODEV;
1288
1289         for (list = driver_list; list; list = list->next) {
1290                 struct connman_network_driver *driver = list->data;
1291
1292                 if (match_driver(network, driver) == FALSE)
1293                         continue;
1294
1295                 DBG("driver %p name %s", driver, driver->name);
1296
1297                 if (driver->probe(network) == 0) {
1298                         network->driver = driver;
1299                         break;
1300                 }
1301         }
1302
1303         if (network->driver == NULL)
1304                 return -ENODEV;
1305
1306         err = register_interface(element);
1307         if (err < 0) {
1308                 if (network->driver->remove)
1309                         network->driver->remove(network);
1310                 return err;
1311         }
1312
1313         switch (network->type) {
1314         case CONNMAN_NETWORK_TYPE_UNKNOWN:
1315         case CONNMAN_NETWORK_TYPE_VENDOR:
1316                 break;
1317         case CONNMAN_NETWORK_TYPE_ETHERNET:
1318         case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
1319         case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
1320         case CONNMAN_NETWORK_TYPE_CELLULAR:
1321         case CONNMAN_NETWORK_TYPE_MBM:
1322         case CONNMAN_NETWORK_TYPE_HSO:
1323         case CONNMAN_NETWORK_TYPE_WIFI:
1324         case CONNMAN_NETWORK_TYPE_WIMAX:
1325                 if (network->group != NULL)
1326                         __connman_profile_add_network(network);
1327                 break;
1328         }
1329
1330         return 0;
1331 }
1332
1333 static void network_remove(struct connman_element *element)
1334 {
1335         struct connman_network *network = element->network;
1336
1337         DBG("element %p name %s", element, element->name);
1338
1339         if (network == NULL)
1340                 return;
1341
1342         if (network->driver == NULL)
1343                 return;
1344
1345         switch (network->type) {
1346         case CONNMAN_NETWORK_TYPE_UNKNOWN:
1347         case CONNMAN_NETWORK_TYPE_VENDOR:
1348                 break;
1349         case CONNMAN_NETWORK_TYPE_ETHERNET:
1350         case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
1351         case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
1352         case CONNMAN_NETWORK_TYPE_CELLULAR:
1353         case CONNMAN_NETWORK_TYPE_MBM:
1354         case CONNMAN_NETWORK_TYPE_HSO:
1355         case CONNMAN_NETWORK_TYPE_WIFI:
1356         case CONNMAN_NETWORK_TYPE_WIMAX:
1357                 if (network->group != NULL) {
1358                         __connman_profile_remove_network(network);
1359
1360                         g_free(network->group);
1361                         network->group = NULL;
1362                 }
1363                 break;
1364         }
1365
1366         unregister_interface(element);
1367
1368         if (network->driver->remove)
1369                 network->driver->remove(network);
1370 }
1371
1372 static void network_change(struct connman_element *element)
1373 {
1374         struct connman_network *network = element->network;
1375
1376         DBG("element %p name %s", element, element->name);
1377
1378         if (element->state != CONNMAN_ELEMENT_STATE_ERROR)
1379                 return;
1380
1381         if (element->error != CONNMAN_ELEMENT_ERROR_DHCP_FAILED)
1382                 return;
1383
1384         if (network->connected == FALSE)
1385                 return;
1386
1387         connman_element_unregister_children(element);
1388
1389         connman_device_set_disconnected(network->device, TRUE);
1390
1391         if (network->driver && network->driver->disconnect) {
1392                 network->driver->disconnect(network);
1393                 return;
1394         }
1395
1396         network->connected = FALSE;
1397 }
1398
1399 static struct connman_driver network_driver = {
1400         .name           = "network",
1401         .type           = CONNMAN_ELEMENT_TYPE_NETWORK,
1402         .priority       = CONNMAN_DRIVER_PRIORITY_LOW,
1403         .probe          = network_probe,
1404         .remove         = network_remove,
1405         .change         = network_change,
1406 };
1407
1408 int __connman_network_init(void)
1409 {
1410         DBG("");
1411
1412         connection = connman_dbus_get_connection();
1413
1414         return connman_driver_register(&network_driver);
1415 }
1416
1417 void __connman_network_cleanup(void)
1418 {
1419         DBG("");
1420
1421         connman_driver_unregister(&network_driver);
1422
1423         dbus_connection_unref(connection);
1424 }