src/device.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 DBusConnection *connection = NULL;
  34
  35 struct connman_device {
  36         struct connman_element element;
  37         enum connman_device_type type;
  38         enum connman_device_mode mode;
  39         connman_bool_t offlinemode;
  40         connman_bool_t blocked;
  41         connman_bool_t powered;
  42         connman_bool_t powered_pending;
  43         connman_bool_t powered_persistent;
  44         connman_bool_t scanning;
  45         connman_bool_t disconnected;
  46         connman_bool_t reconnect;
  47         connman_uint16_t scan_interval;
  48         char *name;
  49         char *node;
  50         char *address;
  51         char *interface;
  52         char *control;
  53         char *ident;
  54         int phyindex;
  55         unsigned int connections;
  56         guint scan_timeout;
  57
  58         struct connman_device_driver *driver;
  59         void *driver_data;
  60
  61         connman_bool_t registered;
  62
  63         char *last_network;
  64         struct connman_network *network;
  65         GHashTable *networks;
  66
  67         DBusMessage *pending;
  68         guint timeout;
  69 };
  70
  71 static gboolean device_scan_trigger(gpointer user_data)
  72 {
  73         struct connman_device *device = user_data;
  74
  75         DBG("device %p", device);
  76
  77         if (device->driver == NULL) {
  78                 device->scan_timeout = 0;
  79                 return FALSE;
  80         }
  81
  82         if (device->driver->scan)
  83                 device->driver->scan(device);
  84
  85         return TRUE;
  86 }
  87
  88 static void clear_scan_trigger(struct connman_device *device)
  89 {
  90         if (device->scan_timeout > 0) {
  91                 g_source_remove(device->scan_timeout);
  92                 device->scan_timeout = 0;
  93         }
  94 }
  95
  96 static void reset_scan_trigger(struct connman_device *device)
  97 {
  98         clear_scan_trigger(device);
  99
 100         if (device->scan_interval > 0) {
 101                 guint interval = device->scan_interval;
 102                 device->scan_timeout = g_timeout_add_seconds(interval,
 103                                         device_scan_trigger, device);
 104         }
 105 }
 106
 107 static void force_scan_trigger(struct connman_device *device)
 108 {
 109         clear_scan_trigger(device);
 110
 111         device->scan_timeout = g_timeout_add_seconds(5,
 112                                         device_scan_trigger, device);
 113 }
 114
 115 void connman_device_schedule_scan(struct connman_device *device)
 116 {
 117         reset_scan_trigger(device);
 118 }
 119
 120 static const char *type2description(enum connman_device_type type)
 121 {
 122         switch (type) {
 123         case CONNMAN_DEVICE_TYPE_UNKNOWN:
 124         case CONNMAN_DEVICE_TYPE_VENDOR:
 125                 break;
 126         case CONNMAN_DEVICE_TYPE_ETHERNET:
 127                 return "Ethernet";
 128         case CONNMAN_DEVICE_TYPE_WIFI:
 129                 return "Wireless";
 130         case CONNMAN_DEVICE_TYPE_WIMAX:
 131                 return "WiMAX";
 132         case CONNMAN_DEVICE_TYPE_BLUETOOTH:
 133                 return "Bluetooth";
 134         case CONNMAN_DEVICE_TYPE_GPS:
 135                 return "GPS";
 136         case CONNMAN_DEVICE_TYPE_CELLULAR:
 137                 return "Cellular";
 138         }
 139
 140         return NULL;
 141 }
 142
 143 static const char *type2string(enum connman_device_type type)
 144 {
 145         switch (type) {
 146         case CONNMAN_DEVICE_TYPE_UNKNOWN:
 147         case CONNMAN_DEVICE_TYPE_VENDOR:
 148                 break;
 149         case CONNMAN_DEVICE_TYPE_ETHERNET:
 150                 return "ethernet";
 151         case CONNMAN_DEVICE_TYPE_WIFI:
 152                 return "wifi";
 153         case CONNMAN_DEVICE_TYPE_WIMAX:
 154                 return "wimax";
 155         case CONNMAN_DEVICE_TYPE_BLUETOOTH:
 156                 return "bluetooth";
 157         case CONNMAN_DEVICE_TYPE_GPS:
 158                 return "gps";
 159         case CONNMAN_DEVICE_TYPE_CELLULAR:
 160                 return "cellular";
 161         }
 162
 163         return NULL;
 164 }
 165
 166 enum connman_service_type __connman_device_get_service_type(struct connman_device *device)
 167 {
 168         enum connman_device_type type = connman_device_get_type(device);
 169
 170         switch (type) {
 171         case CONNMAN_DEVICE_TYPE_UNKNOWN:
 172         case CONNMAN_DEVICE_TYPE_VENDOR:
 173         case CONNMAN_DEVICE_TYPE_GPS:
 174                 break;
 175         case CONNMAN_DEVICE_TYPE_ETHERNET:
 176                 return CONNMAN_SERVICE_TYPE_ETHERNET;
 177         case CONNMAN_DEVICE_TYPE_WIFI:
 178                 return CONNMAN_SERVICE_TYPE_WIFI;
 179         case CONNMAN_DEVICE_TYPE_WIMAX:
 180                 return CONNMAN_SERVICE_TYPE_WIMAX;
 181         case CONNMAN_DEVICE_TYPE_BLUETOOTH:
 182                 return CONNMAN_SERVICE_TYPE_BLUETOOTH;
 183         case CONNMAN_DEVICE_TYPE_CELLULAR:
 184                 return CONNMAN_SERVICE_TYPE_CELLULAR;
 185         }
 186
 187         return CONNMAN_SERVICE_TYPE_UNKNOWN;
 188 }
 189
 190 static void powered_changed(struct connman_device *device)
 191 {
 192         connman_dbus_property_changed_basic(device->element.path,
 193                                 CONNMAN_DEVICE_INTERFACE, "Powered",
 194                                         DBUS_TYPE_BOOLEAN, &device->powered);
 195 }
 196
 197 static void blocked_changed(struct connman_device *device)
 198 {
 199         connman_dbus_property_changed_basic(device->element.path,
 200                                 CONNMAN_DEVICE_INTERFACE, "Blocked",
 201                                         DBUS_TYPE_BOOLEAN, &device->blocked);
 202 }
 203
 204 int __connman_device_enable(struct connman_device *device)
 205 {
 206         int err;
 207
 208         DBG("device %p", device);
 209
 210         if (!device->driver || !device->driver->enable)
 211                 return -EOPNOTSUPP;
 212
 213         if (device->powered_pending == TRUE)
 214                 return -EALREADY;
 215
 216         if (device->blocked == TRUE)
 217                 return -ENOLINK;
 218
 219         err = device->driver->enable(device);
 220         if (err < 0) {
 221                 if (err == -EINPROGRESS) {
 222                         device->powered_pending = TRUE;
 223                         device->offlinemode = FALSE;
 224                         if (__connman_profile_get_offlinemode() == TRUE)
 225                                 __connman_profile_set_offlinemode(FALSE, FALSE);
 226                 }
 227                 return err;
 228         }
 229
 230         device->powered_pending = TRUE;
 231         device->powered = TRUE;
 232         device->offlinemode = FALSE;
 233         if (__connman_profile_get_offlinemode() == TRUE)
 234                 __connman_profile_set_offlinemode(FALSE, FALSE);
 235
 236         __connman_technology_enable_device(device);
 237
 238         return 0;
 239 }
 240
 241 int __connman_device_disable(struct connman_device *device)
 242 {
 243         int err;
 244
 245         DBG("device %p", device);
 246
 247         if (!device->driver || !device->driver->disable)
 248                 return -EOPNOTSUPP;
 249
 250         if (device->powered == FALSE)
 251                 return -ENOLINK;
 252
 253         if (device->powered_pending == FALSE)
 254                 return -EALREADY;
 255
 256         device->reconnect = FALSE;
 257
 258         clear_scan_trigger(device);
 259
 260         g_hash_table_remove_all(device->networks);
 261
 262         err = device->driver->disable(device);
 263         if (err < 0) {
 264                 if (err == -EINPROGRESS)
 265                         device->powered_pending = FALSE;
 266                 return err;
 267         }
 268
 269         device->powered_pending = FALSE;
 270         device->powered = FALSE;
 271
 272         __connman_technology_disable_device(device);
 273
 274         return 0;
 275 }
 276
 277 static int set_powered(struct connman_device *device, connman_bool_t powered)
 278 {
 279         DBG("device %p powered %d", device, powered);
 280
 281         if (powered == TRUE)
 282                 return __connman_device_enable(device);
 283         else
 284                 return __connman_device_disable(device);
 285 }
 286
 287 void __connman_device_list(DBusMessageIter *iter, void *user_data)
 288 {
 289         __connman_element_list(NULL, CONNMAN_ELEMENT_TYPE_DEVICE, iter);
 290 }
 291
 292 static void append_path(gpointer key, gpointer value, gpointer user_data)
 293 {
 294         struct connman_element *element = value;
 295         DBusMessageIter *iter = user_data;
 296
 297         dbus_message_iter_append_basic(iter, DBUS_TYPE_OBJECT_PATH,
 298                                                         &element->path);
 299 }
 300
 301 static void append_networks(DBusMessageIter *iter, void *user_data)
 302 {
 303         struct connman_device *device = user_data;
 304
 305         g_hash_table_foreach(device->networks, append_path, iter);
 306 }
 307
 308 static DBusMessage *get_properties(DBusConnection *conn,
 309                                         DBusMessage *msg, void *data)
 310 {
 311         struct connman_device *device = data;
 312         DBusMessage *reply;
 313         DBusMessageIter array, dict;
 314         const char *str;
 315
 316         DBG("conn %p", conn);
 317
 318         reply = dbus_message_new_method_return(msg);
 319         if (reply == NULL)
 320                 return NULL;
 321
 322         dbus_message_iter_init_append(reply, &array);
 323
 324         connman_dbus_dict_open(&array, &dict);
 325
 326         if (device->name != NULL)
 327                 connman_dbus_dict_append_basic(&dict, "Name",
 328                                         DBUS_TYPE_STRING, &device->name);
 329
 330         str = type2string(device->type);
 331         if (str != NULL)
 332                 connman_dbus_dict_append_basic(&dict, "Type",
 333                                                 DBUS_TYPE_STRING, &str);
 334
 335         if (device->address != NULL)
 336                 connman_dbus_dict_append_basic(&dict, "Address",
 337                                         DBUS_TYPE_STRING, &device->address);
 338
 339         if (device->interface != NULL)
 340                 connman_dbus_dict_append_basic(&dict, "Interface",
 341                                         DBUS_TYPE_STRING, &device->interface);
 342
 343         connman_dbus_dict_append_basic(&dict, "Powered",
 344                                         DBUS_TYPE_BOOLEAN, &device->powered);
 345
 346         connman_dbus_dict_append_basic(&dict, "Blocked",
 347                                         DBUS_TYPE_BOOLEAN, &device->blocked);
 348
 349         if (device->driver && device->driver->scan)
 350                 connman_dbus_dict_append_basic(&dict, "Scanning",
 351                                         DBUS_TYPE_BOOLEAN, &device->scanning);
 352
 353         switch (device->mode) {
 354         case CONNMAN_DEVICE_MODE_UNKNOWN:
 355                 break;
 356         case CONNMAN_DEVICE_MODE_NETWORK_SINGLE:
 357         case CONNMAN_DEVICE_MODE_NETWORK_MULTIPLE:
 358                 if (device->scan_interval > 0)
 359                         connman_dbus_dict_append_basic(&dict, "ScanInterval",
 360                                 DBUS_TYPE_UINT16, &device->scan_interval);
 361
 362                 connman_dbus_dict_append_array(&dict, "Networks",
 363                                 DBUS_TYPE_OBJECT_PATH, append_networks, device);
 364                 break;
 365         }
 366
 367         connman_dbus_dict_close(&array, &dict);
 368
 369         return reply;
 370 }
 371
 372 static gboolean powered_timeout(gpointer user_data)
 373 {
 374         struct connman_device *device = user_data;
 375
 376         DBG("device %p", device);
 377
 378         device->timeout = 0;
 379
 380         if (device->pending != NULL) {
 381                 DBusMessage *reply;
 382
 383                 reply = __connman_error_operation_timeout(device->pending);
 384                 if (reply != NULL)
 385                         g_dbus_send_message(connection, reply);
 386
 387                 dbus_message_unref(device->pending);
 388                 device->pending = NULL;
 389         }
 390
 391         return FALSE;
 392 }
 393
 394 static DBusMessage *set_property(DBusConnection *conn,
 395                                         DBusMessage *msg, void *data)
 396 {
 397         struct connman_device *device = data;
 398         DBusMessageIter iter, value;
 399         const char *name;
 400         int type;
 401
 402         DBG("conn %p", conn);
 403
 404         if (dbus_message_iter_init(msg, &iter) == FALSE)
 405                 return __connman_error_invalid_arguments(msg);
 406
 407         dbus_message_iter_get_basic(&iter, &name);
 408         dbus_message_iter_next(&iter);
 409         dbus_message_iter_recurse(&iter, &value);
 410
 411         type = dbus_message_iter_get_arg_type(&value);
 412
 413         if (g_str_equal(name, "Powered") == TRUE) {
 414                 connman_bool_t powered;
 415                 int err;
 416
 417                 if (type != DBUS_TYPE_BOOLEAN)
 418                         return __connman_error_invalid_arguments(msg);
 419
 420                 dbus_message_iter_get_basic(&value, &powered);
 421
 422                 device->powered_persistent = powered;
 423
 424                 __connman_storage_save_device(device);
 425
 426                 if (device->powered == powered)
 427                         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
 428
 429                 if (device->pending != NULL)
 430                         return __connman_error_in_progress(msg);
 431
 432                 err = set_powered(device, powered);
 433                 if (err < 0) {
 434                         if (err != -EINPROGRESS)
 435                                 return __connman_error_failed(msg, -err);
 436
 437                         device->pending = dbus_message_ref(msg);
 438
 439                         device->timeout = g_timeout_add_seconds(15,
 440                                                 powered_timeout, device);
 441
 442                         return NULL;
 443                 }
 444         } else if (g_str_equal(name, "ScanInterval") == TRUE) {
 445                 connman_uint16_t interval;
 446
 447                 switch (device->mode) {
 448                 case CONNMAN_DEVICE_MODE_UNKNOWN:
 449                 case CONNMAN_DEVICE_MODE_NETWORK_SINGLE:
 450                 case CONNMAN_DEVICE_MODE_NETWORK_MULTIPLE:
 451                         break;
 452                 }
 453
 454                 if (type != DBUS_TYPE_UINT16)
 455                         return __connman_error_invalid_arguments(msg);
 456
 457                 dbus_message_iter_get_basic(&value, &interval);
 458
 459                 if (device->scan_interval != interval) {
 460                         device->scan_interval = interval;
 461
 462                         __connman_storage_save_device(device);
 463
 464                         reset_scan_trigger(device);
 465                 }
 466         } else
 467                 return __connman_error_invalid_property(msg);
 468
 469         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
 470 }
 471
 472 static DBusMessage *propose_scan(DBusConnection *conn,
 473                                         DBusMessage *msg, void *data)
 474 {
 475         struct connman_device *device = data;
 476         int err;
 477
 478         DBG("conn %p", conn);
 479
 480         switch (device->mode) {
 481         case CONNMAN_DEVICE_MODE_UNKNOWN:
 482                 return __connman_error_not_supported(msg);
 483         case CONNMAN_DEVICE_MODE_NETWORK_SINGLE:
 484         case CONNMAN_DEVICE_MODE_NETWORK_MULTIPLE:
 485                 break;
 486         }
 487
 488         err = __connman_device_scan(device);
 489         if (err < 0)
 490                 return __connman_error_failed(msg, -err);
 491
 492         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
 493 }
 494
 495 static GDBusMethodTable device_methods[] = {
 496         { "GetProperties", "",      "a{sv}", get_properties },
 497         { "SetProperty",   "sv",    "",      set_property,
 498                                                 G_DBUS_METHOD_FLAG_ASYNC },
 499         { "ProposeScan",   "",      "",      propose_scan   },
 500         { },
 501 };
 502
 503 static GDBusSignalTable device_signals[] = {
 504         { "PropertyChanged", "sv" },
 505         { },
 506 };
 507
 508 static int register_interface(struct connman_element *element)
 509 {
 510         struct connman_device *device = element->device;
 511
 512         DBG("element %p name %s", element, element->name);
 513
 514         if (g_dbus_register_interface(connection, element->path,
 515                                         CONNMAN_DEVICE_INTERFACE,
 516                                         device_methods, device_signals,
 517                                         NULL, device, NULL) == FALSE) {
 518                 connman_error("Failed to register %s device", element->path);
 519                 return -EIO;
 520         }
 521
 522         device->registered = TRUE;
 523
 524         return 0;
 525 }
 526
 527 static void unregister_interface(struct connman_element *element)
 528 {
 529         struct connman_device *device = element->device;
 530
 531         DBG("element %p name %s", element, element->name);
 532
 533         device->registered = FALSE;
 534
 535         g_dbus_unregister_interface(connection, element->path,
 536                                                 CONNMAN_DEVICE_INTERFACE);
 537 }
 538
 539 static int setup_device(struct connman_device *device)
 540 {
 541         int err;
 542
 543         DBG("device %p", device);
 544
 545         err = register_interface(&device->element);
 546         if (err < 0) {
 547                 if (device->driver->remove)
 548                         device->driver->remove(device);
 549                 device->driver = NULL;
 550                 return err;
 551         }
 552
 553         __connman_technology_add_device(device);
 554
 555         switch (device->mode) {
 556         case CONNMAN_DEVICE_MODE_UNKNOWN:
 557         case CONNMAN_DEVICE_MODE_NETWORK_SINGLE:
 558         case CONNMAN_DEVICE_MODE_NETWORK_MULTIPLE:
 559                 break;
 560         }
 561
 562         if (device->offlinemode == FALSE &&
 563                                 device->powered_persistent == TRUE)
 564                 __connman_device_enable(device);
 565
 566         return 0;
 567 }
 568
 569 static void probe_driver(struct connman_element *element, gpointer user_data)
 570 {
 571         struct connman_device_driver *driver = user_data;
 572
 573         DBG("element %p name %s", element, element->name);
 574
 575         if (element->device == NULL)
 576                 return;
 577
 578         if (element->device->driver != NULL)
 579                 return;
 580
 581         if (driver->type != element->device->type)
 582                 return;
 583
 584         if (driver->probe(element->device) < 0)
 585                 return;
 586
 587         element->device->driver = driver;
 588
 589         setup_device(element->device);
 590 }
 591
 592 static void remove_device(struct connman_device *device)
 593 {
 594         int err;
 595
 596         DBG("device %p", device);
 597
 598         err = __connman_device_disable(device);
 599         if (err < 0 && err == -EINPROGRESS)
 600                 __connman_technology_disable_device(device);
 601
 602         switch (device->mode) {
 603         case CONNMAN_DEVICE_MODE_UNKNOWN:
 604         case CONNMAN_DEVICE_MODE_NETWORK_SINGLE:
 605         case CONNMAN_DEVICE_MODE_NETWORK_MULTIPLE:
 606                 break;
 607         }
 608
 609         __connman_technology_remove_device(device);
 610
 611         unregister_interface(&device->element);
 612
 613         if (device->driver->remove)
 614                 device->driver->remove(device);
 615
 616         device->driver = NULL;
 617 }
 618
 619 static void remove_driver(struct connman_element *element, gpointer user_data)
 620 {
 621         struct connman_device_driver *driver = user_data;
 622
 623         DBG("element %p name %s", element, element->name);
 624
 625         if (element->device == NULL)
 626                 return;
 627
 628         if (element->device->driver == driver)
 629                 remove_device(element->device);
 630 }
 631
 632 connman_bool_t __connman_device_has_driver(struct connman_device *device)
 633 {
 634         if (device == NULL || device->driver == NULL)
 635                 return FALSE;
 636
 637         return device->registered;
 638 }
 639
 640 static GSList *driver_list = NULL;
 641
 642 static gint compare_priority(gconstpointer a, gconstpointer b)
 643 {
 644         const struct connman_device_driver *driver1 = a;
 645         const struct connman_device_driver *driver2 = b;
 646
 647         return driver2->priority - driver1->priority;
 648 }
 649
 650 /**
 651  * connman_device_driver_register:
 652  * @driver: device driver definition
 653  *
 654  * Register a new device driver
 655  *
 656  * Returns: %0 on success
 657  */
 658 int connman_device_driver_register(struct connman_device_driver *driver)
 659 {
 660         DBG("driver %p name %s", driver, driver->name);
 661
 662         driver_list = g_slist_insert_sorted(driver_list, driver,
 663                                                         compare_priority);
 664
 665         __connman_element_foreach(NULL, CONNMAN_ELEMENT_TYPE_DEVICE,
 666                                                 probe_driver, driver);
 667
 668         return 0;
 669 }
 670
 671 /**
 672  * connman_device_driver_unregister:
 673  * @driver: device driver definition
 674  *
 675  * Remove a previously registered device driver
 676  */
 677 void connman_device_driver_unregister(struct connman_device_driver *driver)
 678 {
 679         DBG("driver %p name %s", driver, driver->name);
 680
 681         driver_list = g_slist_remove(driver_list, driver);
 682
 683         __connman_element_foreach(NULL, CONNMAN_ELEMENT_TYPE_DEVICE,
 684                                                 remove_driver, driver);
 685 }
 686
 687 static void unregister_network(gpointer data)
 688 {
 689         struct connman_network *network = data;
 690
 691         DBG("network %p", network);
 692
 693         connman_element_unregister((struct connman_element *) network);
 694
 695         __connman_network_set_device(network, NULL);
 696
 697         connman_network_unref(network);
 698 }
 699
 700 static void device_destruct(struct connman_element *element)
 701 {
 702         struct connman_device *device = element->device;
 703
 704         DBG("element %p name %s", element, element->name);
 705
 706         if (device->timeout > 0) {
 707                 g_source_remove(device->timeout);
 708                 device->timeout = 0;
 709         }
 710
 711         clear_scan_trigger(device);
 712
 713         if (device->pending != NULL) {
 714                 dbus_message_unref(device->pending);
 715                 device->pending = NULL;
 716         }
 717
 718         g_free(device->ident);
 719         g_free(device->node);
 720         g_free(device->name);
 721         g_free(device->address);
 722         g_free(device->control);
 723         g_free(device->interface);
 724
 725         g_free(device->last_network);
 726
 727         g_hash_table_destroy(device->networks);
 728         device->networks = NULL;
 729 }
 730
 731 /**
 732  * connman_device_create:
 733  * @node: device node name (for example an address)
 734  * @type: device type
 735  *
 736  * Allocate a new device of given #type and assign the #node name to it.
 737  *
 738  * Returns: a newly-allocated #connman_device structure
 739  */
 740 struct connman_device *connman_device_create(const char *node,
 741                                                 enum connman_device_type type)
 742 {
 743         struct connman_device *device;
 744         const char *str;
 745
 746         DBG("node %s type %d", node, type);
 747
 748         device = g_try_new0(struct connman_device, 1);
 749         if (device == NULL)
 750                 return NULL;
 751
 752         DBG("device %p", device);
 753
 754         __connman_element_initialize(&device->element);
 755
 756         device->element.name = g_strdup(node);
 757         device->element.type = CONNMAN_ELEMENT_TYPE_DEVICE;
 758
 759         device->element.device = device;
 760         device->element.destruct = device_destruct;
 761
 762         str = type2string(type);
 763         if (str != NULL)
 764                 connman_element_set_string(&device->element,
 765                                         CONNMAN_PROPERTY_ID_TYPE, str);
 766
 767         device->element.ipv4.method = CONNMAN_IPCONFIG_METHOD_DHCP;
 768
 769         device->type = type;
 770         device->name = g_strdup(type2description(device->type));
 771         device->mode = CONNMAN_DEVICE_MODE_UNKNOWN;
 772
 773         device->powered_persistent = TRUE;
 774
 775         device->phyindex = -1;
 776
 777         switch (type) {
 778         case CONNMAN_DEVICE_TYPE_UNKNOWN:
 779         case CONNMAN_DEVICE_TYPE_VENDOR:
 780                 device->scan_interval = 0;
 781                 break;
 782         case CONNMAN_DEVICE_TYPE_ETHERNET:
 783         case CONNMAN_DEVICE_TYPE_WIFI:
 784                 device->scan_interval = 300;
 785                 break;
 786         case CONNMAN_DEVICE_TYPE_WIMAX:
 787                 device->scan_interval = 0;
 788                 break;
 789         case CONNMAN_DEVICE_TYPE_BLUETOOTH:
 790                 device->scan_interval = 0;
 791                 break;
 792         case CONNMAN_DEVICE_TYPE_GPS:
 793                 device->scan_interval = 0;
 794                 break;
 795         case CONNMAN_DEVICE_TYPE_CELLULAR:
 796                 device->scan_interval = 0;
 797                 break;
 798         }
 799
 800         device->networks = g_hash_table_new_full(g_str_hash, g_str_equal,
 801                                                 g_free, unregister_network);
 802
 803         return device;
 804 }
 805
 806 /**
 807  * connman_device_ref:
 808  * @device: device structure
 809  *
 810  * Increase reference counter of device
 811  */
 812 struct connman_device *connman_device_ref(struct connman_device *device)
 813 {
 814         if (connman_element_ref(&device->element) == NULL)
 815                 return NULL;
 816
 817         return device;
 818 }
 819
 820 /**
 821  * connman_device_unref:
 822  * @device: device structure
 823  *
 824  * Decrease reference counter of device
 825  */
 826 void connman_device_unref(struct connman_device *device)
 827 {
 828         connman_element_unref(&device->element);
 829 }
 830
 831 const char *__connman_device_get_type(struct connman_device *device)
 832 {
 833         return type2string(device->type);
 834 }
 835
 836 /**
 837  * connman_device_get_type:
 838  * @device: device structure
 839  *
 840  * Get type of device
 841  */
 842 enum connman_device_type connman_device_get_type(struct connman_device *device)
 843 {
 844         return device->type;
 845 }
 846
 847 /**
 848  * connman_device_get_name:
 849  * @device: device structure
 850  *
 851  * Get unique name of device
 852  */
 853 const char *connman_device_get_name(struct connman_device *device)
 854 {
 855         return device->element.name;
 856 }
 857
 858 /**
 859  * connman_device_get_path:
 860  * @device: device structure
 861  *
 862  * Get path name of device
 863  */
 864 const char *connman_device_get_path(struct connman_device *device)
 865 {
 866         return device->element.path;
 867 }
 868
 869 /**
 870  * connman_device_set_index:
 871  * @device: device structure
 872  * @index: index number
 873  *
 874  * Set index number of device
 875  */
 876 void connman_device_set_index(struct connman_device *device, int index)
 877 {
 878         device->element.index = index;
 879 }
 880
 881 /**
 882  * connman_device_get_index:
 883  * @device: device structure
 884  *
 885  * Get index number of device
 886  */
 887 int connman_device_get_index(struct connman_device *device)
 888 {
 889         return device->element.index;
 890 }
 891
 892 int __connman_device_get_phyindex(struct connman_device *device)
 893 {
 894         return device->phyindex;
 895 }
 896
 897 void __connman_device_set_phyindex(struct connman_device *device,
 898                                                         int phyindex)
 899 {
 900         device->phyindex = phyindex;
 901 }
 902
 903 /**
 904  * connman_device_set_interface:
 905  * @device: device structure
 906  * @interface: interface name
 907  * @control: control interface
 908  *
 909  * Set interface name of device
 910  */
 911 void connman_device_set_interface(struct connman_device *device,
 912                                 const char *interface, const char *control)
 913 {
 914         g_free(device->element.devname);
 915         device->element.devname = g_strdup(interface);
 916
 917         g_free(device->interface);
 918         device->interface = g_strdup(interface);
 919
 920         g_free(device->control);
 921         device->control = g_strdup(control);
 922
 923         if (device->name == NULL) {
 924                 const char *str = type2description(device->type);
 925                 if (str != NULL && device->interface != NULL)
 926                         device->name = g_strdup_printf("%s (%s)", str,
 927                                                         device->interface);
 928         }
 929 }
 930
 931 const char *connman_device_get_control(struct connman_device *device)
 932 {
 933         return device->control;
 934 }
 935
 936 /**
 937  * connman_device_set_ident:
 938  * @device: device structure
 939  * @ident: unique identifier
 940  *
 941  * Set unique identifier of device
 942  */
 943 void connman_device_set_ident(struct connman_device *device,
 944                                                         const char *ident)
 945 {
 946         g_free(device->ident);
 947         device->ident = g_strdup(ident);
 948 }
 949
 950 const char *connman_device_get_ident(struct connman_device *device)
 951 {
 952         return device->ident;
 953 }
 954
 955 /**
 956  * connman_device_set_mode:
 957  * @device: device structure
 958  * @mode: network mode
 959  *
 960  * Change network mode of device
 961  */
 962 void connman_device_set_mode(struct connman_device *device,
 963                                                 enum connman_device_mode mode)
 964 {
 965         device->mode = mode;
 966 }
 967
 968 /**
 969  * connman_device_get_mode:
 970  * @device: device structure
 971  *
 972  * Get network mode of device
 973  */
 974 enum connman_device_mode connman_device_get_mode(struct connman_device *device)
 975 {
 976         return device->mode;
 977 }
 978
 979 /**
 980  * connman_device_set_powered:
 981  * @device: device structure
 982  * @powered: powered state
 983  *
 984  * Change power state of device
 985  */
 986 int connman_device_set_powered(struct connman_device *device,
 987                                                 connman_bool_t powered)
 988 {
 989         DBG("driver %p powered %d", device, powered);
 990
 991         if (device->timeout > 0) {
 992                 g_source_remove(device->timeout);
 993                 device->timeout = 0;
 994         }
 995
 996         if (device->pending != NULL) {
 997                 g_dbus_send_reply(connection, device->pending,
 998                                                         DBUS_TYPE_INVALID);
 999
1000                 dbus_message_unref(device->pending);
1001                 device->pending = NULL;
1002         }
1003
1004         if (device->powered == powered) {
1005                 device->powered_pending = powered;
1006                 return -EALREADY;
1007         }
1008
1009         if (powered == TRUE)
1010                 __connman_device_enable(device);
1011         else
1012                 __connman_device_disable(device);
1013
1014         device->powered = powered;
1015         device->powered_pending = powered;
1016
1017         if (device->powered == TRUE)
1018                 __connman_technology_enable_device(device);
1019         else
1020                 __connman_technology_disable_device(device);
1021
1022         if (device->offlinemode == TRUE && powered == TRUE) {
1023                 powered_changed(device);
1024                 return connman_device_set_powered(device, FALSE);
1025         }
1026
1027         if (device->registered == FALSE)
1028                 return 0;
1029
1030         powered_changed(device);
1031
1032         if (powered == FALSE)
1033                 return 0;
1034
1035         reset_scan_trigger(device);
1036
1037         if (device->driver->scan)
1038                 device->driver->scan(device);
1039
1040         return 0;
1041 }
1042
1043 int __connman_device_set_blocked(struct connman_device *device,
1044                                                 connman_bool_t blocked)
1045 {
1046         connman_bool_t powered;
1047
1048         DBG("device %p blocked %d", device, blocked);
1049
1050         device->blocked = blocked;
1051
1052         blocked_changed(device);
1053
1054         if (device->offlinemode == TRUE)
1055                 return 0;
1056
1057         connman_info("%s {rfkill} blocked %d", device->interface, blocked);
1058
1059         if (blocked == FALSE)
1060                 powered = device->powered_persistent;
1061         else
1062                 powered = FALSE;
1063
1064         return set_powered(device, powered);
1065 }
1066
1067 connman_bool_t __connman_device_get_blocked(struct connman_device *device)
1068 {
1069         return device->blocked;
1070 }
1071
1072 int __connman_device_scan(struct connman_device *device)
1073 {
1074         if (!device->driver || !device->driver->scan)
1075                 return -EOPNOTSUPP;
1076
1077         if (device->powered == FALSE)
1078                 return -ENOLINK;
1079
1080         reset_scan_trigger(device);
1081
1082         return device->driver->scan(device);
1083 }
1084
1085 int __connman_device_enable_persistent(struct connman_device *device)
1086 {
1087         int err;
1088
1089         DBG("device %p", device);
1090
1091         device->powered_persistent = TRUE;
1092
1093         __connman_storage_save_device(device);
1094
1095         err = __connman_device_enable(device);
1096         if (err == 0 || err == -EINPROGRESS) {
1097                 device->offlinemode = FALSE;
1098                 if (__connman_profile_get_offlinemode() == TRUE) {
1099                         __connman_profile_set_offlinemode(FALSE, FALSE);
1100
1101                         __connman_profile_save_default();
1102                 }
1103         }
1104
1105         return err;
1106 }
1107
1108 int __connman_device_disable_persistent(struct connman_device *device)
1109 {
1110         DBG("device %p", device);
1111
1112         device->powered_persistent = FALSE;
1113
1114         __connman_storage_save_device(device);
1115
1116         return __connman_device_disable(device);
1117 }
1118
1119 int __connman_device_disconnect(struct connman_device *device)
1120 {
1121         GHashTableIter iter;
1122         gpointer key, value;
1123
1124         DBG("device %p", device);
1125
1126         connman_device_set_disconnected(device, TRUE);
1127
1128         g_hash_table_iter_init(&iter, device->networks);
1129
1130         while (g_hash_table_iter_next(&iter, &key, &value) == TRUE) {
1131                 struct connman_network *network = value;
1132
1133                 if (__connman_network_get_connecting(network) == TRUE) {
1134                         /*
1135                          * Skip network in the process of connecting.
1136                          * This is a workaround for WiFi networks serviced
1137                          * by the supplicant plugin that hold a reference
1138                          * to the network.  If we disconnect the network
1139                          * here then the referenced object will not be
1140                          * registered and usage (like launching DHCP client)
1141                          * will fail.  There is nothing to be gained by
1142                          * removing the network here anyway.
1143                          */
1144                         connman_warn("Skipping disconnect of %s",
1145                                 connman_network_get_identifier(network));
1146                         continue;
1147                 }
1148
1149                 __connman_network_disconnect(network);
1150         }
1151
1152         return 0;
1153 }
1154
1155 static void mark_network_unavailable(gpointer key, gpointer value,
1156                                                         gpointer user_data)
1157 {
1158         struct connman_network *network = value;
1159
1160         if (connman_network_get_connected(network) == TRUE)
1161                 return;
1162
1163         connman_network_set_available(network, FALSE);
1164 }
1165
1166 static gboolean remove_unavailable_network(gpointer key, gpointer value,
1167                                                         gpointer user_data)
1168 {
1169         struct connman_network *network = value;
1170
1171         if (connman_network_get_connected(network) == TRUE)
1172                 return FALSE;
1173
1174         if (connman_network_get_available(network) == TRUE)
1175                 return FALSE;
1176
1177         return TRUE;
1178 }
1179
1180 void __connman_device_cleanup_networks(struct connman_device *device)
1181 {
1182         g_hash_table_foreach_remove(device->networks,
1183                                         remove_unavailable_network, NULL);
1184 }
1185
1186 static void scanning_changed(struct connman_device *device)
1187 {
1188         connman_dbus_property_changed_basic(device->element.path,
1189                                 CONNMAN_DEVICE_INTERFACE, "Scanning",
1190                                         DBUS_TYPE_BOOLEAN, &device->scanning);
1191 }
1192
1193 /**
1194  * connman_device_set_scanning:
1195  * @device: device structure
1196  * @scanning: scanning state
1197  *
1198  * Change scanning state of device
1199  */
1200 int connman_device_set_scanning(struct connman_device *device,
1201                                                 connman_bool_t scanning)
1202 {
1203         DBG("device %p scanning %d", device, scanning);
1204
1205         if (!device->driver || !device->driver->scan)
1206                 return -EINVAL;
1207
1208         if (device->scanning == scanning)
1209                 return -EALREADY;
1210
1211         device->scanning = scanning;
1212
1213         scanning_changed(device);
1214
1215         if (scanning == TRUE) {
1216                 reset_scan_trigger(device);
1217
1218                 g_hash_table_foreach(device->networks,
1219                                         mark_network_unavailable, NULL);
1220
1221                 return 0;
1222         }
1223
1224         __connman_device_cleanup_networks(device);
1225
1226         if (device->connections > 0)
1227                 return 0;
1228
1229         if (device->disconnected == TRUE)
1230                 return 0;
1231
1232         __connman_service_auto_connect();
1233
1234         return 0;
1235 }
1236
1237 /**
1238  * connman_device_set_disconnected:
1239  * @device: device structure
1240  * @disconnected: disconnected state
1241  *
1242  * Change disconnected state of device (only for device with networks)
1243  */
1244 int connman_device_set_disconnected(struct connman_device *device,
1245                                                 connman_bool_t disconnected)
1246 {
1247         DBG("device %p disconnected %d", device, disconnected);
1248
1249         switch (device->mode) {
1250         case CONNMAN_DEVICE_MODE_UNKNOWN:
1251                 return -EINVAL;
1252         case CONNMAN_DEVICE_MODE_NETWORK_SINGLE:
1253         case CONNMAN_DEVICE_MODE_NETWORK_MULTIPLE:
1254                 break;
1255         }
1256
1257         if (device->disconnected == disconnected)
1258                 return -EALREADY;
1259
1260         device->disconnected = disconnected;
1261
1262         if (disconnected == TRUE)
1263                 force_scan_trigger(device);
1264
1265         return 0;
1266 }
1267
1268 /**
1269  * connman_device_get_disconnected:
1270  * @device: device structure
1271  *
1272  * Get device disconnected state
1273  */
1274 connman_bool_t connman_device_get_disconnected(struct connman_device *device)
1275 {
1276         return device->disconnected;
1277 }
1278
1279 /**
1280  * connman_device_set_string:
1281  * @device: device structure
1282  * @key: unique identifier
1283  * @value: string value
1284  *
1285  * Set string value for specific key
1286  */
1287 int connman_device_set_string(struct connman_device *device,
1288                                         const char *key, const char *value)
1289 {
1290         DBG("device %p key %s value %s", device, key, value);
1291
1292         if (g_str_equal(key, "Address") == TRUE) {
1293                 g_free(device->address);
1294                 device->address = g_strdup(value);
1295         } else if (g_str_equal(key, "Name") == TRUE) {
1296                 g_free(device->name);
1297                 device->name = g_strdup(value);
1298         } else if (g_str_equal(key, "Node") == TRUE) {
1299                 g_free(device->node);
1300                 device->node = g_strdup(value);
1301         }
1302
1303         return connman_element_set_string(&device->element, key, value);
1304 }
1305
1306 /**
1307  * connman_device_get_string:
1308  * @device: device structure
1309  * @key: unique identifier
1310  *
1311  * Get string value for specific key
1312  */
1313 const char *connman_device_get_string(struct connman_device *device,
1314                                                         const char *key)
1315 {
1316         DBG("device %p key %s", device, key);
1317
1318         if (g_str_equal(key, "Address") == TRUE)
1319                 return device->address;
1320         else if (g_str_equal(key, "Name") == TRUE)
1321                 return device->name;
1322         else if (g_str_equal(key, "Node") == TRUE)
1323                 return device->node;
1324         else if (g_str_equal(key, "Interface") == TRUE)
1325                 return device->interface;
1326
1327         return connman_element_get_string(&device->element, key);
1328 }
1329
1330 static void set_offlinemode(struct connman_element *element, gpointer user_data)
1331 {
1332         struct connman_device *device = element->device;
1333         connman_bool_t offlinemode = GPOINTER_TO_UINT(user_data);
1334         connman_bool_t powered;
1335
1336         DBG("element %p name %s", element, element->name);
1337
1338         if (device == NULL)
1339                 return;
1340
1341         device->offlinemode = offlinemode;
1342
1343         if (device->blocked == TRUE)
1344                 return;
1345
1346         powered = (offlinemode == TRUE) ? FALSE : TRUE;
1347
1348         if (device->powered == powered)
1349                 return;
1350
1351         if (device->powered_persistent == FALSE)
1352                 powered = FALSE;
1353
1354         set_powered(device, powered);
1355 }
1356
1357 int __connman_device_set_offlinemode(connman_bool_t offlinemode)
1358 {
1359         DBG("offlinmode %d", offlinemode);
1360
1361         __connman_element_foreach(NULL, CONNMAN_ELEMENT_TYPE_DEVICE,
1362                         set_offlinemode, GUINT_TO_POINTER(offlinemode));
1363
1364         __connman_notifier_offlinemode(offlinemode);
1365
1366         return 0;
1367 }
1368
1369 void __connman_device_increase_connections(struct connman_device *device)
1370 {
1371         if (device == NULL)
1372                 return;
1373
1374         device->connections++;
1375 }
1376
1377 void __connman_device_decrease_connections(struct connman_device *device)
1378 {
1379         if (device == NULL)
1380                 return;
1381
1382         device->connections--;
1383 }
1384
1385 /**
1386  * connman_device_add_network:
1387  * @device: device structure
1388  * @network: network structure
1389  *
1390  * Add new network to the device
1391  */
1392 int connman_device_add_network(struct connman_device *device,
1393                                         struct connman_network *network)
1394 {
1395         const char *identifier = connman_network_get_identifier(network);
1396         int err;
1397
1398         DBG("device %p network %p", device, network);
1399
1400         if (identifier == NULL)
1401                 return -EINVAL;
1402
1403         switch (device->mode) {
1404         case CONNMAN_DEVICE_MODE_UNKNOWN:
1405                 return -EINVAL;
1406         case CONNMAN_DEVICE_MODE_NETWORK_SINGLE:
1407         case CONNMAN_DEVICE_MODE_NETWORK_MULTIPLE:
1408                 break;
1409         }
1410
1411         __connman_network_set_device(network, device);
1412
1413         err = connman_element_register((struct connman_element *) network,
1414                                                         &device->element);
1415         if (err < 0) {
1416                 __connman_network_set_device(network, NULL);
1417                 return err;
1418         }
1419
1420         g_hash_table_insert(device->networks, g_strdup(identifier),
1421                                                                 network);
1422
1423         return 0;
1424 }
1425
1426 /**
1427  * connman_device_get_network:
1428  * @device: device structure
1429  * @identifier: network identifier
1430  *
1431  * Get network for given identifier
1432  */
1433 struct connman_network *connman_device_get_network(struct connman_device *device,
1434                                                         const char *identifier)
1435 {
1436         DBG("device %p identifier %s", device, identifier);
1437
1438         return g_hash_table_lookup(device->networks, identifier);
1439 }
1440
1441 /**
1442  * connman_device_remove_network:
1443  * @device: device structure
1444  * @identifier: network identifier
1445  *
1446  * Remove network for given identifier
1447  */
1448 int connman_device_remove_network(struct connman_device *device,
1449                                                         const char *identifier)
1450 {
1451         DBG("device %p identifier %s", device, identifier);
1452
1453         g_hash_table_remove(device->networks, identifier);
1454
1455         return 0;
1456 }
1457
1458 void connman_device_remove_all_networks(struct connman_device *device)
1459 {
1460         g_hash_table_remove_all(device->networks);
1461 }
1462
1463 void __connman_device_set_network(struct connman_device *device,
1464                                         struct connman_network *network)
1465 {
1466         const char *name;
1467
1468         if (device == NULL)
1469                 return;
1470
1471         if (device->network == network)
1472                 return;
1473
1474         if (device->network != NULL)
1475                 connman_network_unref(device->network);
1476
1477         if (network != NULL) {
1478                 name = connman_network_get_string(network,
1479                                                 CONNMAN_PROPERTY_ID_NAME);
1480                 g_free(device->last_network);
1481                 device->last_network = g_strdup(name);
1482
1483                 device->network = connman_network_ref(network);
1484         } else {
1485                 g_free(device->last_network);
1486                 device->last_network = NULL;
1487
1488                 device->network = NULL;
1489         }
1490 }
1491
1492 void __connman_device_set_reconnect(struct connman_device *device,
1493                                                 connman_bool_t reconnect)
1494 {
1495         device->reconnect = reconnect;
1496 }
1497
1498 connman_bool_t  __connman_device_get_reconnect(
1499                                 struct connman_device *device)
1500 {
1501         return device->reconnect;
1502 }
1503
1504 /**
1505  * connman_device_register:
1506  * @device: device structure
1507  *
1508  * Register device with the system
1509  */
1510 int connman_device_register(struct connman_device *device)
1511 {
1512         __connman_storage_load_device(device);
1513
1514         device->offlinemode = __connman_profile_get_offlinemode();
1515
1516         return connman_element_register(&device->element, NULL);
1517 }
1518
1519 /**
1520  * connman_device_unregister:
1521  * @device: device structure
1522  *
1523  * Unregister device with the system
1524  */
1525 void connman_device_unregister(struct connman_device *device)
1526 {
1527         __connman_storage_save_device(device);
1528
1529         connman_element_unregister(&device->element);
1530 }
1531
1532 /**
1533  * connman_device_get_data:
1534  * @device: device structure
1535  *
1536  * Get private device data pointer
1537  */
1538 void *connman_device_get_data(struct connman_device *device)
1539 {
1540         return device->driver_data;
1541 }
1542
1543 /**
1544  * connman_device_set_data:
1545  * @device: device structure
1546  * @data: data pointer
1547  *
1548  * Set private device data pointer
1549  */
1550 void connman_device_set_data(struct connman_device *device, void *data)
1551 {
1552         device->driver_data = data;
1553 }
1554
1555 static gboolean match_driver(struct connman_device *device,
1556                                         struct connman_device_driver *driver)
1557 {
1558         if (device->type == driver->type ||
1559                         driver->type == CONNMAN_DEVICE_TYPE_UNKNOWN)
1560                 return TRUE;
1561
1562         return FALSE;
1563 }
1564
1565 static int device_probe(struct connman_element *element)
1566 {
1567         struct connman_device *device = element->device;
1568         GSList *list;
1569
1570         DBG("element %p name %s", element, element->name);
1571
1572         if (device == NULL)
1573                 return -ENODEV;
1574
1575         if (device->driver != NULL)
1576                 return -EALREADY;
1577
1578         for (list = driver_list; list; list = list->next) {
1579                 struct connman_device_driver *driver = list->data;
1580
1581                 if (match_driver(device, driver) == FALSE)
1582                         continue;
1583
1584                 DBG("driver %p name %s", driver, driver->name);
1585
1586                 if (driver->probe(device) == 0) {
1587                         device->driver = driver;
1588                         break;
1589                 }
1590         }
1591
1592         if (device->driver == NULL)
1593                 return -ENODEV;
1594
1595         return setup_device(device);
1596 }
1597
1598 static void device_remove(struct connman_element *element)
1599 {
1600         struct connman_device *device = element->device;
1601
1602         DBG("element %p name %s", element, element->name);
1603
1604         if (device == NULL)
1605                 return;
1606
1607         if (device->driver == NULL)
1608                 return;
1609
1610         remove_device(device);
1611 }
1612
1613 static struct connman_driver device_driver = {
1614         .name           = "device",
1615         .type           = CONNMAN_ELEMENT_TYPE_DEVICE,
1616         .priority       = CONNMAN_DRIVER_PRIORITY_LOW,
1617         .probe          = device_probe,
1618         .remove         = device_remove,
1619 };
1620
1621 static int device_load(struct connman_device *device)
1622 {
1623         const char *ident = __connman_profile_active_ident();
1624         GKeyFile *keyfile;
1625         GError *error = NULL;
1626         gchar *identifier;
1627         connman_bool_t powered;
1628         int val;
1629
1630         DBG("device %p", device);
1631
1632         keyfile = __connman_storage_open_profile(ident);
1633         if (keyfile == NULL)
1634                 return 0;
1635
1636         identifier = g_strdup_printf("device_%s", device->element.name);
1637         if (identifier == NULL)
1638                 goto done;
1639
1640         powered = g_key_file_get_boolean(keyfile, identifier,
1641                                                 "Powered", &error);
1642         if (error == NULL)
1643                 device->powered_persistent = powered;
1644         g_clear_error(&error);
1645
1646         switch (device->mode) {
1647         case CONNMAN_DEVICE_MODE_UNKNOWN:
1648                 break;
1649         case CONNMAN_DEVICE_MODE_NETWORK_SINGLE:
1650         case CONNMAN_DEVICE_MODE_NETWORK_MULTIPLE:
1651                 val = g_key_file_get_integer(keyfile, identifier,
1652                                                 "ScanInterval", &error);
1653                 if (error == NULL && val > 0)
1654                         device->scan_interval = val;
1655                 g_clear_error(&error);
1656                 break;
1657         }
1658
1659 done:
1660         g_free(identifier);
1661
1662         __connman_storage_close_profile(ident, keyfile, FALSE);
1663
1664         return 0;
1665 }
1666
1667 static int device_save(struct connman_device *device)
1668 {
1669         const char *ident = __connman_profile_active_ident();
1670         GKeyFile *keyfile;
1671         gchar *identifier;
1672
1673         DBG("device %p", device);
1674
1675         keyfile = __connman_storage_open_profile(ident);
1676         if (keyfile == NULL)
1677                 return 0;
1678
1679         identifier = g_strdup_printf("device_%s", device->element.name);
1680         if (identifier == NULL)
1681                 goto done;
1682
1683         g_key_file_set_boolean(keyfile, identifier,
1684                                         "Powered", device->powered_persistent);
1685
1686         switch (device->mode) {
1687         case CONNMAN_DEVICE_MODE_UNKNOWN:
1688                 break;
1689         case CONNMAN_DEVICE_MODE_NETWORK_SINGLE:
1690         case CONNMAN_DEVICE_MODE_NETWORK_MULTIPLE:
1691                 if (device->scan_interval > 0)
1692                         g_key_file_set_integer(keyfile, identifier,
1693                                         "ScanInterval", device->scan_interval);
1694                 break;
1695         }
1696
1697 done:
1698         g_free(identifier);
1699
1700         __connman_storage_close_profile(ident, keyfile, TRUE);
1701
1702         return 0;
1703 }
1704
1705 static struct connman_storage device_storage = {
1706         .name           = "device",
1707         .priority       = CONNMAN_STORAGE_PRIORITY_LOW,
1708         .device_load    = device_load,
1709         .device_save    = device_save,
1710 };
1711
1712 int __connman_device_init(void)
1713 {
1714         DBG("");
1715
1716         connection = connman_dbus_get_connection();
1717
1718         if (connman_storage_register(&device_storage) < 0)
1719                 connman_error("Failed to register device storage");
1720
1721         return connman_driver_register(&device_driver);
1722 }
1723
1724 void __connman_device_cleanup(void)
1725 {
1726         DBG("");
1727
1728         connman_driver_unregister(&device_driver);
1729
1730         connman_storage_unregister(&device_storage);
1731
1732         dbus_connection_unref(connection);
1733 }