git.maemo.org Git - connman/blob - 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 <string.h>
  27
  28 #include <gdbus.h>
  29
  30 #include "connman.h"
  31
  32 struct connman_network {
  33         struct connman_element element;
  34         enum connman_network_type type;
  35         enum connman_network_protocol protocol;
  36         connman_bool_t associating;
  37         connman_bool_t secondary;
  38         connman_bool_t available;
  39         connman_bool_t connected;
  40         connman_uint8_t strength;
  41         char *identifier;
  42         char *address;
  43         char *name;
  44         char *node;
  45         char *group;
  46
  47         struct connman_network_driver *driver;
  48         void *driver_data;
  49
  50         connman_bool_t registered;
  51
  52         struct connman_device *device;
  53
  54         struct {
  55                 void *ssid;
  56                 int ssid_len;
  57                 char *mode;
  58                 char *security;
  59                 char *passphrase;
  60         } wifi;
  61 };
  62
  63 static const char *type2string(enum connman_network_type type)
  64 {
  65         switch (type) {
  66         case CONNMAN_NETWORK_TYPE_UNKNOWN:
  67         case CONNMAN_NETWORK_TYPE_VENDOR:
  68                 break;
  69         case CONNMAN_NETWORK_TYPE_WIFI:
  70                 return "wifi";
  71         case CONNMAN_NETWORK_TYPE_WIMAX:
  72                 return "wimax";
  73         case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
  74         case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
  75                 return "bluetooth";
  76         case CONNMAN_NETWORK_TYPE_HSO:
  77                 return "cellular";
  78         }
  79
  80         return NULL;
  81 }
  82
  83 static DBusMessage *get_properties(DBusConnection *conn,
  84                                         DBusMessage *msg, void *data)
  85 {
  86         struct connman_network *network = data;
  87         DBusMessage *reply;
  88         DBusMessageIter array, dict;
  89
  90         DBG("conn %p", conn);
  91
  92         if (__connman_security_check_privilege(msg,
  93                                         CONNMAN_SECURITY_PRIVILEGE_PUBLIC) < 0)
  94                 return __connman_error_permission_denied(msg);
  95
  96         reply = dbus_message_new_method_return(msg);
  97         if (reply == NULL)
  98                 return NULL;
  99
 100         dbus_message_iter_init_append(reply, &array);
 101
 102         dbus_message_iter_open_container(&array, DBUS_TYPE_ARRAY,
 103                         DBUS_DICT_ENTRY_BEGIN_CHAR_AS_STRING
 104                         DBUS_TYPE_STRING_AS_STRING DBUS_TYPE_VARIANT_AS_STRING
 105                         DBUS_DICT_ENTRY_END_CHAR_AS_STRING, &dict);
 106
 107         if (network->device) {
 108                 const char *path = connman_device_get_path(network->device);
 109                 if (path != NULL)
 110                         connman_dbus_dict_append_variant(&dict, "Device",
 111                                                 DBUS_TYPE_OBJECT_PATH, &path);
 112         }
 113
 114         if (network->address != NULL)
 115                 connman_dbus_dict_append_variant(&dict, "Address",
 116                                         DBUS_TYPE_STRING, &network->address);
 117
 118         if (network->name != NULL)
 119                 connman_dbus_dict_append_variant(&dict, "Name",
 120                                         DBUS_TYPE_STRING, &network->name);
 121
 122         connman_dbus_dict_append_variant(&dict, "Connected",
 123                                 DBUS_TYPE_BOOLEAN, &network->connected);
 124
 125         if (network->strength > 0)
 126                 connman_dbus_dict_append_variant(&dict, "Strength",
 127                                         DBUS_TYPE_BYTE, &network->strength);
 128
 129         if (network->wifi.ssid != NULL && network->wifi.ssid_len > 0)
 130                 connman_dbus_dict_append_array(&dict, "WiFi.SSID",
 131                                 DBUS_TYPE_BYTE, &network->wifi.ssid,
 132                                                 network->wifi.ssid_len);
 133
 134         if (network->wifi.mode != NULL)
 135                 connman_dbus_dict_append_variant(&dict, "WiFi.Mode",
 136                                 DBUS_TYPE_STRING, &network->wifi.mode);
 137
 138         if (network->wifi.security != NULL)
 139                 connman_dbus_dict_append_variant(&dict, "WiFi.Security",
 140                                 DBUS_TYPE_STRING, &network->wifi.security);
 141
 142         if (network->wifi.passphrase != NULL &&
 143                         __connman_security_check_privilege(msg,
 144                                 CONNMAN_SECURITY_PRIVILEGE_SECRET) == 0)
 145                 connman_dbus_dict_append_variant(&dict, "WiFi.Passphrase",
 146                                 DBUS_TYPE_STRING, &network->wifi.passphrase);
 147
 148         dbus_message_iter_close_container(&array, &dict);
 149
 150         return reply;
 151 }
 152
 153 static DBusMessage *set_property(DBusConnection *conn,
 154                                         DBusMessage *msg, void *data)
 155 {
 156         struct connman_network *network = data;
 157         DBusMessageIter iter, value;
 158         const char *name;
 159         int type;
 160
 161         DBG("conn %p", conn);
 162
 163         if (dbus_message_iter_init(msg, &iter) == FALSE)
 164                 return __connman_error_invalid_arguments(msg);
 165
 166         dbus_message_iter_get_basic(&iter, &name);
 167         dbus_message_iter_next(&iter);
 168         dbus_message_iter_recurse(&iter, &value);
 169
 170         if (__connman_security_check_privilege(msg,
 171                                         CONNMAN_SECURITY_PRIVILEGE_MODIFY) < 0)
 172                 return __connman_error_permission_denied(msg);
 173
 174         type = dbus_message_iter_get_arg_type(&value);
 175
 176         if (g_str_equal(name, "WiFi.Passphrase") == TRUE) {
 177                 const char *passphrase;
 178
 179                 if (type != DBUS_TYPE_STRING)
 180                         return __connman_error_invalid_arguments(msg);
 181
 182                 if (__connman_security_check_privilege(msg,
 183                                         CONNMAN_SECURITY_PRIVILEGE_SECRET) < 0)
 184                         return __connman_error_permission_denied(msg);
 185
 186                 dbus_message_iter_get_basic(&value, &passphrase);
 187
 188                 g_free(network->wifi.passphrase);
 189                 network->wifi.passphrase = g_strdup(passphrase);
 190         }
 191
 192         __connman_storage_save_network(network);
 193
 194         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
 195 }
 196
 197 static DBusMessage *do_connect(DBusConnection *conn,
 198                                         DBusMessage *msg, void *data)
 199 {
 200         struct connman_network *network = data;
 201         int err;
 202
 203         DBG("conn %p", conn);
 204
 205         if (__connman_security_check_privilege(msg,
 206                                         CONNMAN_SECURITY_PRIVILEGE_MODIFY) < 0)
 207                 return __connman_error_permission_denied(msg);
 208
 209         if (network->connected == TRUE)
 210                 return __connman_error_failed(msg, EALREADY);
 211
 212         if (network->driver && network->driver->connect) {
 213                 enum connman_device_mode mode;
 214
 215                 mode = connman_device_get_mode(network->device);
 216                 if (mode == CONNMAN_DEVICE_MODE_NETWORK_SINGLE)
 217                         __connman_device_disconnect(network->device);
 218
 219                 err = network->driver->connect(network);
 220                 if (err < 0 && err != -EINPROGRESS)
 221                         return __connman_error_failed(msg, -err);
 222         } else
 223                 network->connected = TRUE;
 224
 225         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
 226 }
 227
 228 static DBusMessage *do_disconnect(DBusConnection *conn,
 229                                         DBusMessage *msg, void *data)
 230 {
 231         struct connman_network *network = data;
 232         int err;
 233
 234         DBG("conn %p", conn);
 235
 236         if (__connman_security_check_privilege(msg,
 237                                         CONNMAN_SECURITY_PRIVILEGE_MODIFY) < 0)
 238                 return __connman_error_permission_denied(msg);
 239
 240         if (network->connected == FALSE)
 241                 return __connman_error_failed(msg, EINVAL);
 242
 243         connman_element_unregister_children(&network->element);
 244
 245         connman_device_set_disconnected(network->device, TRUE);
 246
 247         if (network->driver && network->driver->disconnect) {
 248                 err = network->driver->disconnect(network);
 249                 if (err < 0 && err != -EINPROGRESS)
 250                         return __connman_error_failed(msg, -err);
 251         } else
 252                 network->connected = FALSE;
 253
 254         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
 255 }
 256
 257 static GDBusMethodTable network_methods[] = {
 258         { "GetProperties", "",   "a{sv}", get_properties },
 259         { "SetProperty",   "sv", "",      set_property   },
 260         { "Connect",       "",   "",      do_connect     },
 261         { "Disconnect",    "",   "",      do_disconnect  },
 262         { },
 263 };
 264
 265 static GDBusSignalTable network_signals[] = {
 266         { "PropertyChanged", "sv" },
 267         { },
 268 };
 269
 270 static DBusConnection *connection;
 271
 272 static void append_networks(struct connman_device *device,
 273                                                 DBusMessageIter *entry)
 274 {
 275         DBusMessageIter value, iter;
 276         const char *key = "Networks";
 277
 278         dbus_message_iter_append_basic(entry, DBUS_TYPE_STRING, &key);
 279
 280         dbus_message_iter_open_container(entry, DBUS_TYPE_VARIANT,
 281                 DBUS_TYPE_ARRAY_AS_STRING DBUS_TYPE_OBJECT_PATH_AS_STRING,
 282                                                                 &value);
 283
 284         dbus_message_iter_open_container(&value, DBUS_TYPE_ARRAY,
 285                                 DBUS_TYPE_OBJECT_PATH_AS_STRING, &iter);
 286         __connman_element_list((struct connman_element *) device,
 287                                         CONNMAN_ELEMENT_TYPE_NETWORK, &iter);
 288         dbus_message_iter_close_container(&value, &iter);
 289
 290         dbus_message_iter_close_container(entry, &value);
 291 }
 292
 293 static void emit_networks_signal(struct connman_device *device)
 294 {
 295         const char *path = connman_device_get_path(device);
 296         DBusMessage *signal;
 297         DBusMessageIter entry;
 298
 299         signal = dbus_message_new_signal(path,
 300                                 CONNMAN_DEVICE_INTERFACE, "PropertyChanged");
 301         if (signal == NULL)
 302                 return;
 303
 304         dbus_message_iter_init_append(signal, &entry);
 305
 306         append_networks(device, &entry);
 307
 308         g_dbus_send_message(connection, signal);
 309 }
 310
 311 static int register_interface(struct connman_element *element)
 312 {
 313         struct connman_network *network = element->network;
 314
 315         DBG("element %p name %s", element, element->name);
 316
 317         if (g_dbus_register_interface(connection, element->path,
 318                                         CONNMAN_NETWORK_INTERFACE,
 319                                         network_methods, network_signals,
 320                                         NULL, network, NULL) == FALSE) {
 321                 connman_error("Failed to register %s network", element->path);
 322                 return -EIO;
 323         }
 324
 325         network->registered = TRUE;
 326
 327         emit_networks_signal(network->device);
 328
 329         return 0;
 330 }
 331
 332 static void unregister_interface(struct connman_element *element)
 333 {
 334         struct connman_network * network = element->network;
 335
 336         DBG("element %p name %s", element, element->name);
 337
 338         network->registered = FALSE;
 339
 340         emit_networks_signal(network->device);
 341
 342         g_dbus_unregister_interface(connection, element->path,
 343                                                 CONNMAN_NETWORK_INTERFACE);
 344 }
 345
 346 connman_bool_t __connman_network_has_driver(struct connman_network *network)
 347 {
 348         if (network == NULL || network->driver == NULL)
 349                 return FALSE;
 350
 351         return network->registered;
 352 }
 353
 354 static GSList *driver_list = NULL;
 355
 356 static gint compare_priority(gconstpointer a, gconstpointer b)
 357 {
 358         const struct connman_network_driver *driver1 = a;
 359         const struct connman_network_driver *driver2 = b;
 360
 361         return driver2->priority - driver1->priority;
 362 }
 363
 364 /**
 365  * connman_network_driver_register:
 366  * @driver: network driver definition
 367  *
 368  * Register a new network driver
 369  *
 370  * Returns: %0 on success
 371  */
 372 int connman_network_driver_register(struct connman_network_driver *driver)
 373 {
 374         DBG("driver %p name %s", driver, driver->name);
 375
 376         driver_list = g_slist_insert_sorted(driver_list, driver,
 377                                                         compare_priority);
 378
 379         return 0;
 380 }
 381
 382 /**
 383  * connman_network_driver_unregister:
 384  * @driver: network driver definition
 385  *
 386  * Remove a previously registered network driver
 387  */
 388 void connman_network_driver_unregister(struct connman_network_driver *driver)
 389 {
 390         DBG("driver %p name %s", driver, driver->name);
 391
 392         driver_list = g_slist_remove(driver_list, driver);
 393 }
 394
 395 static void network_destruct(struct connman_element *element)
 396 {
 397         struct connman_network *network = element->network;
 398
 399         DBG("element %p name %s", element, element->name);
 400
 401         g_free(network->wifi.ssid);
 402         g_free(network->wifi.mode);
 403         g_free(network->wifi.security);
 404         g_free(network->wifi.passphrase);
 405
 406         g_free(network->group);
 407         g_free(network->node);
 408         g_free(network->name);
 409         g_free(network->address);
 410         g_free(network->identifier);
 411 }
 412
 413 /**
 414  * connman_network_create:
 415  * @identifier: network identifier (for example an unqiue name)
 416  *
 417  * Allocate a new network and assign the #identifier to it.
 418  *
 419  * Returns: a newly-allocated #connman_network structure
 420  */
 421 struct connman_network *connman_network_create(const char *identifier,
 422                                                 enum connman_network_type type)
 423 {
 424         struct connman_network *network;
 425         connman_uint8_t strength = 0;
 426         const char *str;
 427         char *temp;
 428
 429         DBG("identifier %s type %d", identifier, type);
 430
 431         network = g_try_new0(struct connman_network, 1);
 432         if (network == NULL)
 433                 return NULL;
 434
 435         DBG("network %p", network);
 436
 437         __connman_element_initialize(&network->element);
 438
 439         //temp = connman_dbus_encode_string(identifier);
 440         temp = g_strdup(identifier);
 441         if (temp == NULL) {
 442                 g_free(network);
 443                 return NULL;
 444         }
 445
 446         network->element.name = temp;
 447         network->element.type = CONNMAN_ELEMENT_TYPE_NETWORK;
 448
 449         network->element.network = network;
 450         network->element.destruct = network_destruct;
 451
 452         str = type2string(type);
 453         if (str != NULL)
 454                 connman_element_set_string(&network->element, "Type", str);
 455
 456         connman_element_set_uint8(&network->element, "Strength", strength);
 457
 458         network->type       = type;
 459         network->secondary  = FALSE;
 460         network->identifier = g_strdup(identifier);
 461
 462         return network;
 463 }
 464
 465 /**
 466  * connman_network_ref:
 467  * @network: network structure
 468  *
 469  * Increase reference counter of  network
 470  */
 471 struct connman_network *connman_network_ref(struct connman_network *network)
 472 {
 473         if (connman_element_ref(&network->element) == NULL)
 474                 return NULL;
 475
 476         return network;
 477 }
 478
 479 /**
 480  * connman_network_unref:
 481  * @network: network structure
 482  *
 483  * Decrease reference counter of network
 484  */
 485 void connman_network_unref(struct connman_network *network)
 486 {
 487         connman_element_unref(&network->element);
 488 }
 489
 490 const char *__connman_network_get_type(struct connman_network *network)
 491 {
 492         return type2string(network->type);
 493 }
 494
 495 /**
 496  * connman_network_get_type:
 497  * @network: network structure
 498  *
 499  * Get type of network
 500  */
 501 enum connman_network_type connman_network_get_type(struct connman_network *network)
 502 {
 503         return network->type;
 504 }
 505
 506 /**
 507  * connman_network_get_identifier:
 508  * @network: network structure
 509  *
 510  * Get identifier of network
 511  */
 512 const char *connman_network_get_identifier(struct connman_network *network)
 513 {
 514         return network->identifier;
 515 }
 516
 517 /**
 518  * connman_network_get_path:
 519  * @network: network structure
 520  *
 521  * Get path name of network
 522  */
 523 const char *connman_network_get_path(struct connman_network *network)
 524 {
 525         return network->element.path;
 526 }
 527
 528 /**
 529  * connman_network_set_index:
 530  * @network: network structure
 531  * @index: index number
 532  *
 533  * Set index number of network
 534  */
 535 void connman_network_set_index(struct connman_network *network, int index)
 536 {
 537         network->element.index = index;
 538 }
 539
 540 /**
 541  * connman_network_get_index:
 542  * @network: network structure
 543  *
 544  * Get index number of network
 545  */
 546 int connman_network_get_index(struct connman_network *network)
 547 {
 548         return network->element.index;
 549 }
 550
 551 /**
 552  * connman_network_set_protocol:
 553  * @network: network structure
 554  * @protocol: network protocol
 555  *
 556  * Change protocol of network
 557  */
 558 void connman_network_set_protocol(struct connman_network *network,
 559                                         enum connman_network_protocol protocol)
 560 {
 561         network->protocol = protocol;
 562 }
 563
 564 /**
 565  * connman_network_set_group:
 566  * @network: network structure
 567  * @group: group name
 568  *
 569  * Set group name for automatic clustering
 570  */
 571 void connman_network_set_group(struct connman_network *network,
 572                                                         const char *group)
 573 {
 574         g_free(network->group);
 575         network->group = g_strdup(group);
 576 }
 577
 578 const char *__connman_network_get_group(struct connman_network *network)
 579 {
 580         return network->group;
 581 }
 582
 583 const char *__connman_network_get_ident(struct connman_network *network)
 584 {
 585         if (network->device == NULL)
 586                 return NULL;
 587
 588         return __connman_device_get_ident(network->device);
 589 }
 590
 591 /**
 592  * connman_network_set_available:
 593  * @network: network structure
 594  * @available: availability state
 595  *
 596  * Change availability state of network (in range)
 597  */
 598 int connman_network_set_available(struct connman_network *network,
 599                                                 connman_bool_t available)
 600 {
 601         DBG("network %p available %d", network, available);
 602
 603         if (network->available == available)
 604                 return -EALREADY;
 605
 606         network->available = available;
 607
 608         return 0;
 609 }
 610
 611 /**
 612  * connman_network_get_available:
 613  * @network: network structure
 614  *
 615  * Get network available setting
 616  */
 617 connman_bool_t connman_network_get_available(struct connman_network *network)
 618 {
 619         return network->available;
 620 }
 621
 622 static gboolean set_connected(gpointer user_data)
 623 {
 624         struct connman_network *network = user_data;
 625         struct connman_service *service;
 626
 627         service = __connman_service_lookup_from_network(network);
 628
 629         if (network->connected == TRUE) {
 630                 struct connman_element *element;
 631                 enum connman_element_type type = CONNMAN_ELEMENT_TYPE_UNKNOWN;
 632
 633                 switch (network->protocol) {
 634                 case CONNMAN_NETWORK_PROTOCOL_UNKNOWN:
 635                         return 0;
 636                 case CONNMAN_NETWORK_PROTOCOL_IP:
 637                         type = CONNMAN_ELEMENT_TYPE_DHCP;
 638                         break;
 639                 case CONNMAN_NETWORK_PROTOCOL_PPP:
 640                         type = CONNMAN_ELEMENT_TYPE_PPP;
 641                         break;
 642                 }
 643
 644                 __connman_device_increase_connections(network->device);
 645
 646                 __connman_device_set_network(network->device, network);
 647
 648                 connman_device_set_disconnected(network->device, FALSE);
 649
 650                 element = connman_element_create(NULL);
 651                 if (element != NULL) {
 652                         element->type  = type;
 653                         element->index = network->element.index;
 654
 655                         if (connman_element_register(element,
 656                                                 &network->element) < 0)
 657                                 connman_element_unref(element);
 658
 659                         __connman_service_indicate_state(service,
 660                                         CONNMAN_SERVICE_STATE_CONFIGURATION);
 661                 }
 662         } else {
 663                 __connman_service_indicate_state(service,
 664                                                 CONNMAN_SERVICE_STATE_IDLE);
 665
 666                 connman_element_unregister_children(&network->element);
 667
 668                 __connman_device_set_network(network->device, NULL);
 669
 670                 __connman_device_decrease_connections(network->device);
 671         }
 672
 673         return FALSE;
 674 }
 675
 676 /**
 677  * connman_network_set_associating:
 678  * @network: network structure
 679  * @associating: associating state
 680  *
 681  * Change associating state of network
 682  */
 683 int connman_network_set_associating(struct connman_network *network,
 684                                                 connman_bool_t associating)
 685 {
 686         DBG("network %p associating %d", network, associating);
 687
 688         if (network->associating == associating)
 689                 return -EALREADY;
 690
 691         network->associating = associating;
 692
 693         if (associating == TRUE) {
 694                 struct connman_service *service;
 695
 696                 service = __connman_service_lookup_from_network(network);
 697                 __connman_service_indicate_state(service,
 698                                         CONNMAN_SERVICE_STATE_ASSOCIATION);
 699         }
 700
 701         return 0;
 702 }
 703
 704 /**
 705  * connman_network_set_connected:
 706  * @network: network structure
 707  * @connected: connected state
 708  *
 709  * Change connected state of network
 710  */
 711 int connman_network_set_connected(struct connman_network *network,
 712                                                 connman_bool_t connected)
 713 {
 714         DBusMessage *signal;
 715         DBusMessageIter entry, value;
 716         const char *key = "Connected";
 717
 718         DBG("network %p connected %d", network, connected);
 719
 720         if (network->connected == connected)
 721                 return -EALREADY;
 722
 723         network->connected = connected;
 724
 725         if (connected == TRUE)
 726                 network->associating = FALSE;
 727
 728         if (network->registered == FALSE) {
 729                 g_idle_add(set_connected, network);
 730                 return 0;
 731         }
 732
 733         signal = dbus_message_new_signal(network->element.path,
 734                                 CONNMAN_NETWORK_INTERFACE, "PropertyChanged");
 735         if (signal == NULL)
 736                 return 0;
 737
 738         dbus_message_iter_init_append(signal, &entry);
 739
 740         dbus_message_iter_append_basic(&entry, DBUS_TYPE_STRING, &key);
 741
 742         dbus_message_iter_open_container(&entry, DBUS_TYPE_VARIANT,
 743                                         DBUS_TYPE_BOOLEAN_AS_STRING, &value);
 744         dbus_message_iter_append_basic(&value, DBUS_TYPE_BOOLEAN, &connected);
 745         dbus_message_iter_close_container(&entry, &value);
 746
 747         g_dbus_send_message(connection, signal);
 748
 749         set_connected(network);
 750
 751         return 0;
 752 }
 753
 754 /**
 755  * connman_network_get_connected:
 756  * @network: network structure
 757  *
 758  * Get network connection status
 759  */
 760 connman_bool_t connman_network_get_connected(struct connman_network *network)
 761 {
 762         return network->connected;
 763 }
 764
 765 /**
 766  * connman_network_connect:
 767  * @network: network structure
 768  *
 769  * Connect network
 770  */
 771 int connman_network_connect(struct connman_network *network)
 772 {
 773         if (network->connected == TRUE)
 774                 return -EALREADY;
 775
 776         if (network->driver && network->driver->connect)
 777                 return network->driver->connect(network);
 778
 779         network->connected = TRUE;
 780
 781         return 0;
 782 }
 783
 784 int __connman_network_disconnect(struct connman_network *network)
 785 {
 786         if (network->connected == FALSE)
 787                 return -ENOTCONN;
 788
 789         __connman_device_set_network(network->device, NULL);
 790
 791         connman_element_unregister_children(&network->element);
 792
 793         if (network->driver && network->driver->disconnect)
 794                 return network->driver->disconnect(network);
 795
 796         network->connected = FALSE;
 797
 798         return 0;
 799 }
 800
 801 /**
 802  * connman_network_set_string:
 803  * @network: network structure
 804  * @key: unique identifier
 805  * @value: string value
 806  *
 807  * Set string value for specific key
 808  */
 809 int connman_network_set_string(struct connman_network *network,
 810                                         const char *key, const char *value)
 811 {
 812         DBG("network %p key %s value %s", network, key, value);
 813
 814         if (g_str_equal(key, "Address") == TRUE) {
 815                 g_free(network->address);
 816                 network->address = g_strdup(value);
 817         } else if (g_str_equal(key, "Name") == TRUE) {
 818                 g_free(network->name);
 819                 network->name = g_strdup(value);
 820         } else if (g_str_equal(key, "Node") == TRUE) {
 821                 g_free(network->node);
 822                 network->node = g_strdup(value);
 823         } else if (g_str_equal(key, "WiFi.Mode") == TRUE) {
 824                 g_free(network->wifi.mode);
 825                 network->wifi.mode = g_strdup(value);
 826         } else if (g_str_equal(key, "WiFi.Security") == TRUE) {
 827                 g_free(network->wifi.security);
 828                 network->wifi.security = g_strdup(value);
 829         } else if (g_str_equal(key, "WiFi.Passphrase") == TRUE) {
 830                 g_free(network->wifi.passphrase);
 831                 network->wifi.passphrase = g_strdup(value);
 832         }
 833
 834         return connman_element_set_string(&network->element, key, value);
 835 }
 836
 837 /**
 838  * connman_network_get_string:
 839  * @network: network structure
 840  * @key: unique identifier
 841  *
 842  * Get string value for specific key
 843  */
 844 const char *connman_network_get_string(struct connman_network *network,
 845                                                         const char *key)
 846 {
 847         DBG("network %p key %s", network, key);
 848
 849         if (g_str_equal(key, "Address") == TRUE)
 850                 return network->address;
 851         else if (g_str_equal(key, "Name") == TRUE)
 852                 return network->name;
 853         else if (g_str_equal(key, "Node") == TRUE)
 854                 return network->node;
 855         else if (g_str_equal(key, "WiFi.Mode") == TRUE)
 856                 return network->wifi.mode;
 857         else if (g_str_equal(key, "WiFi.Security") == TRUE)
 858                 return network->wifi.security;
 859         else if (g_str_equal(key, "WiFi.Passphrase") == TRUE)
 860                 return network->wifi.passphrase;
 861
 862         return connman_element_get_string(&network->element, key);
 863 }
 864
 865 /**
 866  * connman_network_set_uint8:
 867  * @network: network structure
 868  * @key: unique identifier
 869  * @value: integer value
 870  *
 871  * Set integer value for specific key
 872  */
 873 int connman_network_set_uint8(struct connman_network *network,
 874                                         const char *key, connman_uint8_t value)
 875 {
 876         DBG("network %p key %s value %d", network, key, value);
 877
 878         if (g_str_equal(key, "Strength") == TRUE)
 879                 network->strength = value;
 880
 881         return connman_element_set_uint8(&network->element, key, value);
 882 }
 883
 884 /**
 885  * connman_network_get_uint8:
 886  * @network: network structure
 887  * @key: unique identifier
 888  *
 889  * Get integer value for specific key
 890  */
 891 connman_uint8_t connman_network_get_uint8(struct connman_network *network,
 892                                                         const char *key)
 893 {
 894         DBG("network %p key %s", network, key);
 895
 896         if (g_str_equal(key, "Strength") == TRUE)
 897                 return network->strength;
 898
 899         return connman_element_get_uint8(&network->element, key);
 900 }
 901
 902 /**
 903  * connman_network_set_blob:
 904  * @network: network structure
 905  * @key: unique identifier
 906  * @data: blob data
 907  * @size: blob size
 908  *
 909  * Set binary blob value for specific key
 910  */
 911 int connman_network_set_blob(struct connman_network *network,
 912                         const char *key, const void *data, unsigned int size)
 913 {
 914         DBG("network %p key %s size %d", network, key, size);
 915
 916         if (g_str_equal(key, "WiFi.SSID") == TRUE) {
 917                 g_free(network->wifi.ssid);
 918                 network->wifi.ssid = g_try_malloc(size);
 919                 if (network->wifi.ssid != NULL) {
 920                         memcpy(network->wifi.ssid, data, size);
 921                         network->wifi.ssid_len = size;
 922                 } else
 923                         network->wifi.ssid_len = 0;
 924         }
 925
 926         return connman_element_set_blob(&network->element, key, data, size);
 927 }
 928
 929 /**
 930  * connman_network_get_blob:
 931  * @network: network structure
 932  * @key: unique identifier
 933  * @size: pointer to blob size
 934  *
 935  * Get binary blob value for specific key
 936  */
 937 const void *connman_network_get_blob(struct connman_network *network,
 938                                         const char *key, unsigned int *size)
 939 {
 940         DBG("network %p key %s", network, key);
 941
 942         if (g_str_equal(key, "WiFi.SSID") == TRUE) {
 943                 if (size != NULL)
 944                         *size = network->wifi.ssid_len;
 945                 return network->wifi.ssid;
 946         }
 947
 948         return connman_element_get_blob(&network->element, key, size);
 949 }
 950
 951 void __connman_network_set_device(struct connman_network *network,
 952                                         struct connman_device *device)
 953 {
 954         network->device = device;
 955 }
 956
 957 /**
 958  * connman_network_get_device:
 959  * @network: network structure
 960  *
 961  * Get parent device of network
 962  */
 963 struct connman_device *connman_network_get_device(struct connman_network *network)
 964 {
 965         return network->device;
 966 }
 967
 968 /**
 969  * connman_network_get_data:
 970  * @network: network structure
 971  *
 972  * Get private network data pointer
 973  */
 974 void *connman_network_get_data(struct connman_network *network)
 975 {
 976         return network->driver_data;
 977 }
 978
 979 /**
 980  * connman_network_set_data:
 981  * @network: network structure
 982  * @data: data pointer
 983  *
 984  * Set private network data pointer
 985  */
 986 void connman_network_set_data(struct connman_network *network, void *data)
 987 {
 988         network->driver_data = data;
 989 }
 990
 991 static gboolean match_driver(struct connman_network *network,
 992                                         struct connman_network_driver *driver)
 993 {
 994         if (network->type == driver->type ||
 995                         driver->type == CONNMAN_NETWORK_TYPE_UNKNOWN)
 996                 return TRUE;
 997
 998         return FALSE;
 999 }
1000
1001 static int network_probe(struct connman_element *element)
1002 {
1003         struct connman_network *network = element->network;
1004         GSList *list;
1005         int err;
1006
1007         DBG("element %p name %s", element, element->name);
1008
1009         if (network == NULL)
1010                 return -ENODEV;
1011
1012         for (list = driver_list; list; list = list->next) {
1013                 struct connman_network_driver *driver = list->data;
1014
1015                 if (match_driver(network, driver) == FALSE)
1016                         continue;
1017
1018                 DBG("driver %p name %s", driver, driver->name);
1019
1020                 if (driver->probe(network) == 0) {
1021                         network->driver = driver;
1022                         break;
1023                 }
1024         }
1025
1026         if (network->driver == NULL)
1027                 return -ENODEV;
1028
1029         err = register_interface(element);
1030         if (err < 0) {
1031                 if (network->driver->remove)
1032                         network->driver->remove(network);
1033                 return err;
1034         }
1035
1036         network->secondary = connman_device_get_secondary(network->device);
1037
1038         switch (network->type) {
1039         case CONNMAN_NETWORK_TYPE_UNKNOWN:
1040         case CONNMAN_NETWORK_TYPE_VENDOR:
1041         case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
1042         case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
1043         case CONNMAN_NETWORK_TYPE_HSO:
1044                 break;
1045         case CONNMAN_NETWORK_TYPE_WIFI:
1046         case CONNMAN_NETWORK_TYPE_WIMAX:
1047                 if (network->secondary == FALSE)
1048                         __connman_profile_add_network(network);
1049                 break;
1050         }
1051
1052         return 0;
1053 }
1054
1055 static void network_remove(struct connman_element *element)
1056 {
1057         struct connman_network *network = element->network;
1058
1059         DBG("element %p name %s", element, element->name);
1060
1061         if (network == NULL)
1062                 return;
1063
1064         if (network->driver == NULL)
1065                 return;
1066
1067         switch (network->type) {
1068         case CONNMAN_NETWORK_TYPE_UNKNOWN:
1069         case CONNMAN_NETWORK_TYPE_VENDOR:
1070         case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
1071         case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
1072         case CONNMAN_NETWORK_TYPE_HSO:
1073                 break;
1074         case CONNMAN_NETWORK_TYPE_WIFI:
1075         case CONNMAN_NETWORK_TYPE_WIMAX:
1076                 if (network->secondary == FALSE)
1077                         __connman_profile_remove_network(network);
1078                 break;
1079         }
1080
1081         unregister_interface(element);
1082
1083         if (network->driver->remove)
1084                 network->driver->remove(network);
1085 }
1086
1087 static void network_change(struct connman_element *element)
1088 {
1089         struct connman_network *network = element->network;
1090
1091         DBG("element %p name %s", element, element->name);
1092
1093         if (element->state != CONNMAN_ELEMENT_STATE_ERROR)
1094                 return;
1095
1096         if (element->error != CONNMAN_ELEMENT_ERROR_DHCP_FAILED)
1097                 return;
1098
1099         if (network->connected == FALSE)
1100                 return;
1101
1102         connman_element_unregister_children(element);
1103
1104         connman_device_set_disconnected(network->device, TRUE);
1105
1106         if (network->driver && network->driver->disconnect) {
1107                 network->driver->disconnect(network);
1108                 return;
1109         }
1110
1111         network->connected = FALSE;
1112 }
1113
1114 static struct connman_driver network_driver = {
1115         .name           = "network",
1116         .type           = CONNMAN_ELEMENT_TYPE_NETWORK,
1117         .priority       = CONNMAN_DRIVER_PRIORITY_LOW,
1118         .probe          = network_probe,
1119         .remove         = network_remove,
1120         .change         = network_change,
1121 };
1122
1123 int __connman_network_init(void)
1124 {
1125         DBG("");
1126
1127         connection = connman_dbus_get_connection();
1128
1129         return connman_driver_register(&network_driver);
1130 }
1131
1132 void __connman_network_cleanup(void)
1133 {
1134         DBG("");
1135
1136         connman_driver_unregister(&network_driver);
1137
1138         dbus_connection_unref(connection);
1139 }