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         if (__connman_security_check_privilege(msg,
 319                                         CONNMAN_SECURITY_PRIVILEGE_PUBLIC) < 0)
 320                 return __connman_error_permission_denied(msg);
 321
 322         reply = dbus_message_new_method_return(msg);
 323         if (reply == NULL)
 324                 return NULL;
 325
 326         dbus_message_iter_init_append(reply, &array);
 327
 328         connman_dbus_dict_open(&array, &dict);
 329
 330         if (device->name != NULL)
 331                 connman_dbus_dict_append_basic(&dict, "Name",
 332                                         DBUS_TYPE_STRING, &device->name);
 333
 334         str = type2string(device->type);
 335         if (str != NULL)
 336                 connman_dbus_dict_append_basic(&dict, "Type",
 337                                                 DBUS_TYPE_STRING, &str);
 338
 339         if (device->address != NULL)
 340                 connman_dbus_dict_append_basic(&dict, "Address",
 341                                         DBUS_TYPE_STRING, &device->address);
 342
 343         if (device->interface != NULL)
 344                 connman_dbus_dict_append_basic(&dict, "Interface",
 345                                         DBUS_TYPE_STRING, &device->interface);
 346
 347         connman_dbus_dict_append_basic(&dict, "Powered",
 348                                         DBUS_TYPE_BOOLEAN, &device->powered);
 349
 350         connman_dbus_dict_append_basic(&dict, "Blocked",
 351                                         DBUS_TYPE_BOOLEAN, &device->blocked);
 352
 353         if (device->driver && device->driver->scan)
 354                 connman_dbus_dict_append_basic(&dict, "Scanning",
 355                                         DBUS_TYPE_BOOLEAN, &device->scanning);
 356
 357         switch (device->mode) {
 358         case CONNMAN_DEVICE_MODE_UNKNOWN:
 359                 break;
 360         case CONNMAN_DEVICE_MODE_NETWORK_SINGLE:
 361         case CONNMAN_DEVICE_MODE_NETWORK_MULTIPLE:
 362                 if (device->scan_interval > 0)
 363                         connman_dbus_dict_append_basic(&dict, "ScanInterval",
 364                                 DBUS_TYPE_UINT16, &device->scan_interval);
 365
 366                 connman_dbus_dict_append_array(&dict, "Networks",
 367                                 DBUS_TYPE_OBJECT_PATH, append_networks, device);
 368                 break;
 369         }
 370
 371         connman_dbus_dict_close(&array, &dict);
 372
 373         return reply;
 374 }
 375
 376 static gboolean powered_timeout(gpointer user_data)
 377 {
 378         struct connman_device *device = user_data;
 379
 380         DBG("device %p", device);
 381
 382         device->timeout = 0;
 383
 384         if (device->pending != NULL) {
 385                 DBusMessage *reply;
 386
 387                 reply = __connman_error_operation_timeout(device->pending);
 388                 if (reply != NULL)
 389                         g_dbus_send_message(connection, reply);
 390
 391                 dbus_message_unref(device->pending);
 392                 device->pending = NULL;
 393         }
 394
 395         return FALSE;
 396 }
 397
 398 static DBusMessage *set_property(DBusConnection *conn,
 399                                         DBusMessage *msg, void *data)
 400 {
 401         struct connman_device *device = data;
 402         DBusMessageIter iter, value;
 403         const char *name;
 404         int type;
 405
 406         DBG("conn %p", conn);
 407
 408         if (dbus_message_iter_init(msg, &iter) == FALSE)
 409                 return __connman_error_invalid_arguments(msg);
 410
 411         dbus_message_iter_get_basic(&iter, &name);
 412         dbus_message_iter_next(&iter);
 413         dbus_message_iter_recurse(&iter, &value);
 414
 415         if (__connman_security_check_privilege(msg,
 416                                         CONNMAN_SECURITY_PRIVILEGE_MODIFY) < 0)
 417                 return __connman_error_permission_denied(msg);
 418
 419         type = dbus_message_iter_get_arg_type(&value);
 420
 421         if (g_str_equal(name, "Powered") == TRUE) {
 422                 connman_bool_t powered;
 423                 int err;
 424
 425                 if (type != DBUS_TYPE_BOOLEAN)
 426                         return __connman_error_invalid_arguments(msg);
 427
 428                 dbus_message_iter_get_basic(&value, &powered);
 429
 430                 device->powered_persistent = powered;
 431
 432                 __connman_storage_save_device(device);
 433
 434                 if (device->powered == powered)
 435                         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
 436
 437                 if (device->pending != NULL)
 438                         return __connman_error_in_progress(msg);
 439
 440                 err = set_powered(device, powered);
 441                 if (err < 0) {
 442                         if (err != -EINPROGRESS)
 443                                 return __connman_error_failed(msg, -err);
 444
 445                         device->pending = dbus_message_ref(msg);
 446
 447                         device->timeout = g_timeout_add_seconds(15,
 448                                                 powered_timeout, device);
 449
 450                         return NULL;
 451                 }
 452         } else if (g_str_equal(name, "ScanInterval") == TRUE) {
 453                 connman_uint16_t interval;
 454
 455                 switch (device->mode) {
 456                 case CONNMAN_DEVICE_MODE_UNKNOWN:
 457                 case CONNMAN_DEVICE_MODE_NETWORK_SINGLE:
 458                 case CONNMAN_DEVICE_MODE_NETWORK_MULTIPLE:
 459                         break;
 460                 }
 461
 462                 if (type != DBUS_TYPE_UINT16)
 463                         return __connman_error_invalid_arguments(msg);
 464
 465                 dbus_message_iter_get_basic(&value, &interval);
 466
 467                 if (device->scan_interval != interval) {
 468                         device->scan_interval = interval;
 469
 470                         __connman_storage_save_device(device);
 471
 472                         reset_scan_trigger(device);
 473                 }
 474         } else
 475                 return __connman_error_invalid_property(msg);
 476
 477         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
 478 }
 479
 480 static DBusMessage *propose_scan(DBusConnection *conn,
 481                                         DBusMessage *msg, void *data)
 482 {
 483         struct connman_device *device = data;
 484         int err;
 485
 486         DBG("conn %p", conn);
 487
 488         switch (device->mode) {
 489         case CONNMAN_DEVICE_MODE_UNKNOWN:
 490                 return __connman_error_not_supported(msg);
 491         case CONNMAN_DEVICE_MODE_NETWORK_SINGLE:
 492         case CONNMAN_DEVICE_MODE_NETWORK_MULTIPLE:
 493                 break;
 494         }
 495
 496         err = __connman_device_scan(device);
 497         if (err < 0)
 498                 return __connman_error_failed(msg, -err);
 499
 500         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
 501 }
 502
 503 static GDBusMethodTable device_methods[] = {
 504         { "GetProperties", "",      "a{sv}", get_properties },
 505         { "SetProperty",   "sv",    "",      set_property,
 506                                                 G_DBUS_METHOD_FLAG_ASYNC },
 507         { "ProposeScan",   "",      "",      propose_scan   },
 508         { },
 509 };
 510
 511 static GDBusSignalTable device_signals[] = {
 512         { "PropertyChanged", "sv" },
 513         { },
 514 };
 515
 516 static int register_interface(struct connman_element *element)
 517 {
 518         struct connman_device *device = element->device;
 519
 520         DBG("element %p name %s", element, element->name);
 521
 522         if (g_dbus_register_interface(connection, element->path,
 523                                         CONNMAN_DEVICE_INTERFACE,
 524                                         device_methods, device_signals,
 525                                         NULL, device, NULL) == FALSE) {
 526                 connman_error("Failed to register %s device", element->path);
 527                 return -EIO;
 528         }
 529
 530         device->registered = TRUE;
 531
 532         return 0;
 533 }
 534
 535 static void unregister_interface(struct connman_element *element)
 536 {
 537         struct connman_device *device = element->device;
 538
 539         DBG("element %p name %s", element, element->name);
 540
 541         device->registered = FALSE;
 542
 543         g_dbus_unregister_interface(connection, element->path,
 544                                                 CONNMAN_DEVICE_INTERFACE);
 545 }
 546
 547 static int setup_device(struct connman_device *device)
 548 {
 549         int err;
 550
 551         DBG("device %p", device);
 552
 553         err = register_interface(&device->element);
 554         if (err < 0) {
 555                 if (device->driver->remove)
 556                         device->driver->remove(device);
 557                 device->driver = NULL;
 558                 return err;
 559         }
 560
 561         __connman_technology_add_device(device);
 562
 563         switch (device->mode) {
 564         case CONNMAN_DEVICE_MODE_UNKNOWN:
 565         case CONNMAN_DEVICE_MODE_NETWORK_SINGLE:
 566         case CONNMAN_DEVICE_MODE_NETWORK_MULTIPLE:
 567                 break;
 568         }
 569
 570         if (__connman_udev_get_blocked(device->phyindex) == TRUE)
 571                 return 0;
 572
 573         if (device->offlinemode == FALSE &&
 574                                 device->powered_persistent == TRUE)
 575                 __connman_device_enable(device);
 576
 577         return 0;
 578 }
 579
 580 static void probe_driver(struct connman_element *element, gpointer user_data)
 581 {
 582         struct connman_device_driver *driver = user_data;
 583
 584         DBG("element %p name %s", element, element->name);
 585
 586         if (element->device == NULL)
 587                 return;
 588
 589         if (element->device->driver != NULL)
 590                 return;
 591
 592         if (driver->type != element->device->type)
 593                 return;
 594
 595         if (driver->probe(element->device) < 0)
 596                 return;
 597
 598         element->device->driver = driver;
 599
 600         setup_device(element->device);
 601 }
 602
 603 static void remove_device(struct connman_device *device)
 604 {
 605         int err;
 606
 607         DBG("device %p", device);
 608
 609         err = __connman_device_disable(device);
 610         if (err < 0 && err == -EINPROGRESS)
 611                 __connman_technology_disable_device(device);
 612
 613         switch (device->mode) {
 614         case CONNMAN_DEVICE_MODE_UNKNOWN:
 615         case CONNMAN_DEVICE_MODE_NETWORK_SINGLE:
 616         case CONNMAN_DEVICE_MODE_NETWORK_MULTIPLE:
 617                 break;
 618         }
 619
 620         __connman_technology_remove_device(device);
 621
 622         unregister_interface(&device->element);
 623
 624         if (device->driver->remove)
 625                 device->driver->remove(device);
 626
 627         device->driver = NULL;
 628 }
 629
 630 static void remove_driver(struct connman_element *element, gpointer user_data)
 631 {
 632         struct connman_device_driver *driver = user_data;
 633
 634         DBG("element %p name %s", element, element->name);
 635
 636         if (element->device == NULL)
 637                 return;
 638
 639         if (element->device->driver == driver)
 640                 remove_device(element->device);
 641 }
 642
 643 connman_bool_t __connman_device_has_driver(struct connman_device *device)
 644 {
 645         if (device == NULL || device->driver == NULL)
 646                 return FALSE;
 647
 648         return device->registered;
 649 }
 650
 651 static GSList *driver_list = NULL;
 652
 653 static gint compare_priority(gconstpointer a, gconstpointer b)
 654 {
 655         const struct connman_device_driver *driver1 = a;
 656         const struct connman_device_driver *driver2 = b;
 657
 658         return driver2->priority - driver1->priority;
 659 }
 660
 661 /**
 662  * connman_device_driver_register:
 663  * @driver: device driver definition
 664  *
 665  * Register a new device driver
 666  *
 667  * Returns: %0 on success
 668  */
 669 int connman_device_driver_register(struct connman_device_driver *driver)
 670 {
 671         DBG("driver %p name %s", driver, driver->name);
 672
 673         driver_list = g_slist_insert_sorted(driver_list, driver,
 674                                                         compare_priority);
 675
 676         __connman_element_foreach(NULL, CONNMAN_ELEMENT_TYPE_DEVICE,
 677                                                 probe_driver, driver);
 678
 679         return 0;
 680 }
 681
 682 /**
 683  * connman_device_driver_unregister:
 684  * @driver: device driver definition
 685  *
 686  * Remove a previously registered device driver
 687  */
 688 void connman_device_driver_unregister(struct connman_device_driver *driver)
 689 {
 690         DBG("driver %p name %s", driver, driver->name);
 691
 692         driver_list = g_slist_remove(driver_list, driver);
 693
 694         __connman_element_foreach(NULL, CONNMAN_ELEMENT_TYPE_DEVICE,
 695                                                 remove_driver, driver);
 696 }
 697
 698 static void unregister_network(gpointer data)
 699 {
 700         struct connman_network *network = data;
 701
 702         DBG("network %p", network);
 703
 704         connman_element_unregister((struct connman_element *) network);
 705
 706         __connman_network_set_device(network, NULL);
 707
 708         connman_network_unref(network);
 709 }
 710
 711 static void device_destruct(struct connman_element *element)
 712 {
 713         struct connman_device *device = element->device;
 714
 715         DBG("element %p name %s", element, element->name);
 716
 717         if (device->timeout > 0) {
 718                 g_source_remove(device->timeout);
 719                 device->timeout = 0;
 720         }
 721
 722         clear_scan_trigger(device);
 723
 724         if (device->pending != NULL) {
 725                 dbus_message_unref(device->pending);
 726                 device->pending = NULL;
 727         }
 728
 729         g_free(device->ident);
 730         g_free(device->node);
 731         g_free(device->name);
 732         g_free(device->address);
 733         g_free(device->control);
 734         g_free(device->interface);
 735
 736         g_free(device->last_network);
 737
 738         g_hash_table_destroy(device->networks);
 739         device->networks = NULL;
 740 }
 741
 742 /**
 743  * connman_device_create:
 744  * @node: device node name (for example an address)
 745  * @type: device type
 746  *
 747  * Allocate a new device of given #type and assign the #node name to it.
 748  *
 749  * Returns: a newly-allocated #connman_device structure
 750  */
 751 struct connman_device *connman_device_create(const char *node,
 752                                                 enum connman_device_type type)
 753 {
 754         struct connman_device *device;
 755         const char *str;
 756
 757         DBG("node %s type %d", node, type);
 758
 759         device = g_try_new0(struct connman_device, 1);
 760         if (device == NULL)
 761                 return NULL;
 762
 763         DBG("device %p", device);
 764
 765         __connman_element_initialize(&device->element);
 766
 767         device->element.name = g_strdup(node);
 768         device->element.type = CONNMAN_ELEMENT_TYPE_DEVICE;
 769
 770         device->element.device = device;
 771         device->element.destruct = device_destruct;
 772
 773         str = type2string(type);
 774         if (str != NULL)
 775                 connman_element_set_string(&device->element,
 776                                         CONNMAN_PROPERTY_ID_TYPE, str);
 777
 778         device->element.ipv4.method = CONNMAN_IPCONFIG_METHOD_DHCP;
 779
 780         device->type = type;
 781         device->name = g_strdup(type2description(device->type));
 782         device->mode = CONNMAN_DEVICE_MODE_UNKNOWN;
 783
 784         device->powered_persistent = TRUE;
 785
 786         device->phyindex = -1;
 787
 788         switch (type) {
 789         case CONNMAN_DEVICE_TYPE_UNKNOWN:
 790         case CONNMAN_DEVICE_TYPE_VENDOR:
 791                 device->scan_interval = 0;
 792                 break;
 793         case CONNMAN_DEVICE_TYPE_ETHERNET:
 794         case CONNMAN_DEVICE_TYPE_WIFI:
 795                 device->scan_interval = 300;
 796                 break;
 797         case CONNMAN_DEVICE_TYPE_WIMAX:
 798                 device->scan_interval = 0;
 799                 break;
 800         case CONNMAN_DEVICE_TYPE_BLUETOOTH:
 801                 device->scan_interval = 0;
 802                 break;
 803         case CONNMAN_DEVICE_TYPE_GPS:
 804                 device->scan_interval = 0;
 805                 break;
 806         case CONNMAN_DEVICE_TYPE_CELLULAR:
 807                 device->scan_interval = 0;
 808                 break;
 809         }
 810
 811         device->networks = g_hash_table_new_full(g_str_hash, g_str_equal,
 812                                                 g_free, unregister_network);
 813
 814         return device;
 815 }
 816
 817 /**
 818  * connman_device_ref:
 819  * @device: device structure
 820  *
 821  * Increase reference counter of device
 822  */
 823 struct connman_device *connman_device_ref(struct connman_device *device)
 824 {
 825         if (connman_element_ref(&device->element) == NULL)
 826                 return NULL;
 827
 828         return device;
 829 }
 830
 831 /**
 832  * connman_device_unref:
 833  * @device: device structure
 834  *
 835  * Decrease reference counter of device
 836  */
 837 void connman_device_unref(struct connman_device *device)
 838 {
 839         connman_element_unref(&device->element);
 840 }
 841
 842 const char *__connman_device_get_type(struct connman_device *device)
 843 {
 844         return type2string(device->type);
 845 }
 846
 847 /**
 848  * connman_device_get_type:
 849  * @device: device structure
 850  *
 851  * Get type of device
 852  */
 853 enum connman_device_type connman_device_get_type(struct connman_device *device)
 854 {
 855         return device->type;
 856 }
 857
 858 /**
 859  * connman_device_get_name:
 860  * @device: device structure
 861  *
 862  * Get unique name of device
 863  */
 864 const char *connman_device_get_name(struct connman_device *device)
 865 {
 866         return device->element.name;
 867 }
 868
 869 /**
 870  * connman_device_get_path:
 871  * @device: device structure
 872  *
 873  * Get path name of device
 874  */
 875 const char *connman_device_get_path(struct connman_device *device)
 876 {
 877         return device->element.path;
 878 }
 879
 880 /**
 881  * connman_device_set_index:
 882  * @device: device structure
 883  * @index: index number
 884  *
 885  * Set index number of device
 886  */
 887 void connman_device_set_index(struct connman_device *device, int index)
 888 {
 889         device->element.index = index;
 890 }
 891
 892 /**
 893  * connman_device_get_index:
 894  * @device: device structure
 895  *
 896  * Get index number of device
 897  */
 898 int connman_device_get_index(struct connman_device *device)
 899 {
 900         return device->element.index;
 901 }
 902
 903 int __connman_device_get_phyindex(struct connman_device *device)
 904 {
 905         return device->phyindex;
 906 }
 907
 908 void __connman_device_set_phyindex(struct connman_device *device,
 909                                                         int phyindex)
 910 {
 911         device->phyindex = phyindex;
 912 }
 913
 914 /**
 915  * connman_device_set_interface:
 916  * @device: device structure
 917  * @interface: interface name
 918  * @control: control interface
 919  *
 920  * Set interface name of device
 921  */
 922 void connman_device_set_interface(struct connman_device *device,
 923                                 const char *interface, const char *control)
 924 {
 925         g_free(device->element.devname);
 926         device->element.devname = g_strdup(interface);
 927
 928         g_free(device->interface);
 929         device->interface = g_strdup(interface);
 930
 931         g_free(device->control);
 932         device->control = g_strdup(control);
 933
 934         if (device->name == NULL) {
 935                 const char *str = type2description(device->type);
 936                 if (str != NULL && device->interface != NULL)
 937                         device->name = g_strdup_printf("%s (%s)", str,
 938                                                         device->interface);
 939         }
 940 }
 941
 942 const char *connman_device_get_control(struct connman_device *device)
 943 {
 944         return device->control;
 945 }
 946
 947 /**
 948  * connman_device_set_ident:
 949  * @device: device structure
 950  * @ident: unique identifier
 951  *
 952  * Set unique identifier of device
 953  */
 954 void connman_device_set_ident(struct connman_device *device,
 955                                                         const char *ident)
 956 {
 957         g_free(device->ident);
 958         device->ident = g_strdup(ident);
 959 }
 960
 961 const char *__connman_device_get_ident(struct connman_device *device)
 962 {
 963         return device->ident;
 964 }
 965
 966 /**
 967  * connman_device_set_mode:
 968  * @device: device structure
 969  * @mode: network mode
 970  *
 971  * Change network mode of device
 972  */
 973 void connman_device_set_mode(struct connman_device *device,
 974                                                 enum connman_device_mode mode)
 975 {
 976         device->mode = mode;
 977 }
 978
 979 /**
 980  * connman_device_get_mode:
 981  * @device: device structure
 982  *
 983  * Get network mode of device
 984  */
 985 enum connman_device_mode connman_device_get_mode(struct connman_device *device)
 986 {
 987         return device->mode;
 988 }
 989
 990 /**
 991  * connman_device_set_powered:
 992  * @device: device structure
 993  * @powered: powered state
 994  *
 995  * Change power state of device
 996  */
 997 int connman_device_set_powered(struct connman_device *device,
 998                                                 connman_bool_t powered)
 999 {
1000         DBG("driver %p powered %d", device, powered);
1001
1002         if (device->timeout > 0) {
1003                 g_source_remove(device->timeout);
1004                 device->timeout = 0;
1005         }
1006
1007         if (device->pending != NULL) {
1008                 g_dbus_send_reply(connection, device->pending,
1009                                                         DBUS_TYPE_INVALID);
1010
1011                 dbus_message_unref(device->pending);
1012                 device->pending = NULL;
1013         }
1014
1015         if (device->powered == powered) {
1016                 device->powered_pending = powered;
1017                 return -EALREADY;
1018         }
1019
1020         if (powered == TRUE)
1021                 __connman_device_enable(device);
1022         else
1023                 __connman_device_disable(device);
1024
1025         device->powered = powered;
1026         device->powered_pending = powered;
1027
1028         if (device->powered == TRUE)
1029                 __connman_technology_enable_device(device);
1030         else
1031                 __connman_technology_disable_device(device);
1032
1033         if (device->offlinemode == TRUE && powered == TRUE) {
1034                 powered_changed(device);
1035                 return connman_device_set_powered(device, FALSE);
1036         }
1037
1038         if (device->registered == FALSE)
1039                 return 0;
1040
1041         powered_changed(device);
1042
1043         if (powered == FALSE)
1044                 return 0;
1045
1046         reset_scan_trigger(device);
1047
1048         if (device->driver->scan)
1049                 device->driver->scan(device);
1050
1051         return 0;
1052 }
1053
1054 int __connman_device_set_blocked(struct connman_device *device,
1055                                                 connman_bool_t blocked)
1056 {
1057         connman_bool_t powered;
1058
1059         DBG("device %p blocked %d", device, blocked);
1060
1061         device->blocked = blocked;
1062
1063         blocked_changed(device);
1064
1065         if (device->offlinemode == TRUE)
1066                 return 0;
1067
1068         connman_info("%s {rfkill} blocked %d", device->interface, blocked);
1069
1070         if (blocked == FALSE)
1071                 powered = device->powered_persistent;
1072         else
1073                 powered = FALSE;
1074
1075         return set_powered(device, powered);
1076 }
1077
1078 connman_bool_t __connman_device_get_blocked(struct connman_device *device)
1079 {
1080         return device->blocked;
1081 }
1082
1083 int __connman_device_scan(struct connman_device *device)
1084 {
1085         if (!device->driver || !device->driver->scan)
1086                 return -EOPNOTSUPP;
1087
1088         if (device->powered == FALSE)
1089                 return -ENOLINK;
1090
1091         reset_scan_trigger(device);
1092
1093         return device->driver->scan(device);
1094 }
1095
1096 int __connman_device_enable_persistent(struct connman_device *device)
1097 {
1098         int err;
1099
1100         DBG("device %p", device);
1101
1102         device->powered_persistent = TRUE;
1103
1104         __connman_storage_save_device(device);
1105
1106         err = __connman_device_enable(device);
1107         if (err == 0 || err == -EINPROGRESS) {
1108                 device->offlinemode = FALSE;
1109                 if (__connman_profile_get_offlinemode() == TRUE) {
1110                         __connman_profile_set_offlinemode(FALSE, FALSE);
1111
1112                         __connman_profile_save_default();
1113                 }
1114         }
1115
1116         return err;
1117 }
1118
1119 int __connman_device_disable_persistent(struct connman_device *device)
1120 {
1121         DBG("device %p", device);
1122
1123         device->powered_persistent = FALSE;
1124
1125         __connman_storage_save_device(device);
1126
1127         return __connman_device_disable(device);
1128 }
1129
1130 int __connman_device_disconnect(struct connman_device *device)
1131 {
1132         GHashTableIter iter;
1133         gpointer key, value;
1134
1135         DBG("device %p", device);
1136
1137         connman_device_set_disconnected(device, TRUE);
1138
1139         g_hash_table_iter_init(&iter, device->networks);
1140
1141         while (g_hash_table_iter_next(&iter, &key, &value) == TRUE) {
1142                 struct connman_network *network = value;
1143
1144                 if (__connman_network_get_connecting(network) == TRUE) {
1145                         /*
1146                          * Skip network in the process of connecting.
1147                          * This is a workaround for WiFi networks serviced
1148                          * by the supplicant plugin that hold a reference
1149                          * to the network.  If we disconnect the network
1150                          * here then the referenced object will not be
1151                          * registered and usage (like launching DHCP client)
1152                          * will fail.  There is nothing to be gained by
1153                          * removing the network here anyway.
1154                          */
1155                         connman_warn("Skipping disconnect of %s",
1156                                 connman_network_get_identifier(network));
1157                         continue;
1158                 }
1159
1160                 __connman_network_disconnect(network);
1161         }
1162
1163         return 0;
1164 }
1165
1166 static void mark_network_unavailable(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;
1173
1174         connman_network_set_available(network, FALSE);
1175 }
1176
1177 static gboolean remove_unavailable_network(gpointer key, gpointer value,
1178                                                         gpointer user_data)
1179 {
1180         struct connman_network *network = value;
1181
1182         if (connman_network_get_connected(network) == TRUE)
1183                 return FALSE;
1184
1185         if (connman_network_get_available(network) == TRUE)
1186                 return FALSE;
1187
1188         return TRUE;
1189 }
1190
1191 void __connman_device_cleanup_networks(struct connman_device *device)
1192 {
1193         g_hash_table_foreach_remove(device->networks,
1194                                         remove_unavailable_network, NULL);
1195 }
1196
1197 static void scanning_changed(struct connman_device *device)
1198 {
1199         connman_dbus_property_changed_basic(device->element.path,
1200                                 CONNMAN_DEVICE_INTERFACE, "Scanning",
1201                                         DBUS_TYPE_BOOLEAN, &device->scanning);
1202 }
1203
1204 /**
1205  * connman_device_set_scanning:
1206  * @device: device structure
1207  * @scanning: scanning state
1208  *
1209  * Change scanning state of device
1210  */
1211 int connman_device_set_scanning(struct connman_device *device,
1212                                                 connman_bool_t scanning)
1213 {
1214         DBG("device %p scanning %d", device, scanning);
1215
1216         if (!device->driver || !device->driver->scan)
1217                 return -EINVAL;
1218
1219         if (device->scanning == scanning)
1220                 return -EALREADY;
1221
1222         device->scanning = scanning;
1223
1224         scanning_changed(device);
1225
1226         if (scanning == TRUE) {
1227                 reset_scan_trigger(device);
1228
1229                 g_hash_table_foreach(device->networks,
1230                                         mark_network_unavailable, NULL);
1231
1232                 return 0;
1233         }
1234
1235         __connman_device_cleanup_networks(device);
1236
1237         if (device->connections > 0)
1238                 return 0;
1239
1240         if (device->disconnected == TRUE)
1241                 return 0;
1242
1243         __connman_service_auto_connect();
1244
1245         return 0;
1246 }
1247
1248 /**
1249  * connman_device_set_disconnected:
1250  * @device: device structure
1251  * @disconnected: disconnected state
1252  *
1253  * Change disconnected state of device (only for device with networks)
1254  */
1255 int connman_device_set_disconnected(struct connman_device *device,
1256                                                 connman_bool_t disconnected)
1257 {
1258         DBG("device %p disconnected %d", device, disconnected);
1259
1260         switch (device->mode) {
1261         case CONNMAN_DEVICE_MODE_UNKNOWN:
1262                 return -EINVAL;
1263         case CONNMAN_DEVICE_MODE_NETWORK_SINGLE:
1264         case CONNMAN_DEVICE_MODE_NETWORK_MULTIPLE:
1265                 break;
1266         }
1267
1268         if (device->disconnected == disconnected)
1269                 return -EALREADY;
1270
1271         device->disconnected = disconnected;
1272
1273         if (disconnected == TRUE)
1274                 force_scan_trigger(device);
1275
1276         return 0;
1277 }
1278
1279 /**
1280  * connman_device_get_disconnected:
1281  * @device: device structure
1282  *
1283  * Get device disconnected state
1284  */
1285 connman_bool_t connman_device_get_disconnected(struct connman_device *device)
1286 {
1287         return device->disconnected;
1288 }
1289
1290 /**
1291  * connman_device_set_string:
1292  * @device: device structure
1293  * @key: unique identifier
1294  * @value: string value
1295  *
1296  * Set string value for specific key
1297  */
1298 int connman_device_set_string(struct connman_device *device,
1299                                         const char *key, const char *value)
1300 {
1301         DBG("device %p key %s value %s", device, key, value);
1302
1303         if (g_str_equal(key, "Address") == TRUE) {
1304                 g_free(device->address);
1305                 device->address = g_strdup(value);
1306         } else if (g_str_equal(key, "Name") == TRUE) {
1307                 g_free(device->name);
1308                 device->name = g_strdup(value);
1309         } else if (g_str_equal(key, "Node") == TRUE) {
1310                 g_free(device->node);
1311                 device->node = g_strdup(value);
1312         }
1313
1314         return connman_element_set_string(&device->element, key, value);
1315 }
1316
1317 /**
1318  * connman_device_get_string:
1319  * @device: device structure
1320  * @key: unique identifier
1321  *
1322  * Get string value for specific key
1323  */
1324 const char *connman_device_get_string(struct connman_device *device,
1325                                                         const char *key)
1326 {
1327         DBG("device %p key %s", device, key);
1328
1329         if (g_str_equal(key, "Address") == TRUE)
1330                 return device->address;
1331         else if (g_str_equal(key, "Name") == TRUE)
1332                 return device->name;
1333         else if (g_str_equal(key, "Node") == TRUE)
1334                 return device->node;
1335
1336         return connman_element_get_string(&device->element, key);
1337 }
1338
1339 static void set_offlinemode(struct connman_element *element, gpointer user_data)
1340 {
1341         struct connman_device *device = element->device;
1342         connman_bool_t offlinemode = GPOINTER_TO_UINT(user_data);
1343         connman_bool_t powered;
1344
1345         DBG("element %p name %s", element, element->name);
1346
1347         if (device == NULL)
1348                 return;
1349
1350         device->offlinemode = offlinemode;
1351
1352         if (device->blocked == TRUE)
1353                 return;
1354
1355         powered = (offlinemode == TRUE) ? FALSE : TRUE;
1356
1357         if (device->powered == powered)
1358                 return;
1359
1360         if (device->powered_persistent == FALSE)
1361                 powered = FALSE;
1362
1363         set_powered(device, powered);
1364 }
1365
1366 int __connman_device_set_offlinemode(connman_bool_t offlinemode)
1367 {
1368         DBG("offlinmode %d", offlinemode);
1369
1370         __connman_element_foreach(NULL, CONNMAN_ELEMENT_TYPE_DEVICE,
1371                         set_offlinemode, GUINT_TO_POINTER(offlinemode));
1372
1373         __connman_notifier_offlinemode(offlinemode);
1374
1375         return 0;
1376 }
1377
1378 void __connman_device_increase_connections(struct connman_device *device)
1379 {
1380         device->connections++;
1381 }
1382
1383 void __connman_device_decrease_connections(struct connman_device *device)
1384 {
1385         device->connections--;
1386 }
1387
1388 /**
1389  * connman_device_add_network:
1390  * @device: device structure
1391  * @network: network structure
1392  *
1393  * Add new network to the device
1394  */
1395 int connman_device_add_network(struct connman_device *device,
1396                                         struct connman_network *network)
1397 {
1398         const char *identifier = connman_network_get_identifier(network);
1399         int err;
1400
1401         DBG("device %p network %p", device, network);
1402
1403         if (identifier == NULL)
1404                 return -EINVAL;
1405
1406         switch (device->mode) {
1407         case CONNMAN_DEVICE_MODE_UNKNOWN:
1408                 return -EINVAL;
1409         case CONNMAN_DEVICE_MODE_NETWORK_SINGLE:
1410         case CONNMAN_DEVICE_MODE_NETWORK_MULTIPLE:
1411                 break;
1412         }
1413
1414         __connman_network_set_device(network, device);
1415
1416         err = connman_element_register((struct connman_element *) network,
1417                                                         &device->element);
1418         if (err < 0) {
1419                 __connman_network_set_device(network, NULL);
1420                 return err;
1421         }
1422
1423         g_hash_table_insert(device->networks, g_strdup(identifier),
1424                                                                 network);
1425
1426         return 0;
1427 }
1428
1429 /**
1430  * connman_device_get_network:
1431  * @device: device structure
1432  * @identifier: network identifier
1433  *
1434  * Get network for given identifier
1435  */
1436 struct connman_network *connman_device_get_network(struct connman_device *device,
1437                                                         const char *identifier)
1438 {
1439         DBG("device %p identifier %s", device, identifier);
1440
1441         return g_hash_table_lookup(device->networks, identifier);
1442 }
1443
1444 /**
1445  * connman_device_remove_network:
1446  * @device: device structure
1447  * @identifier: network identifier
1448  *
1449  * Remove network for given identifier
1450  */
1451 int connman_device_remove_network(struct connman_device *device,
1452                                                         const char *identifier)
1453 {
1454         DBG("device %p identifier %s", device, identifier);
1455
1456         g_hash_table_remove(device->networks, identifier);
1457
1458         return 0;
1459 }
1460
1461 void connman_device_remove_all_networks(struct connman_device *device)
1462 {
1463         g_hash_table_remove_all(device->networks);
1464 }
1465
1466 void __connman_device_set_network(struct connman_device *device,
1467                                         struct connman_network *network)
1468 {
1469         const char *name;
1470
1471         if (device == NULL)
1472                 return;
1473
1474         if (device->network == network)
1475                 return;
1476
1477         if (device->network != NULL)
1478                 connman_network_unref(device->network);
1479
1480         if (network != NULL) {
1481                 name = connman_network_get_string(network,
1482                                                 CONNMAN_PROPERTY_ID_NAME);
1483                 g_free(device->last_network);
1484                 device->last_network = g_strdup(name);
1485
1486                 device->network = connman_network_ref(network);
1487         } else {
1488                 g_free(device->last_network);
1489                 device->last_network = NULL;
1490
1491                 device->network = NULL;
1492         }
1493 }
1494
1495 void __connman_device_set_reconnect(struct connman_device *device,
1496                                                 connman_bool_t reconnect)
1497 {
1498         device->reconnect = reconnect;
1499 }
1500
1501 connman_bool_t  __connman_device_get_reconnect(
1502                                 struct connman_device *device)
1503 {
1504         return device->reconnect;
1505 }
1506
1507 /**
1508  * connman_device_register:
1509  * @device: device structure
1510  *
1511  * Register device with the system
1512  */
1513 int connman_device_register(struct connman_device *device)
1514 {
1515         __connman_storage_load_device(device);
1516
1517         device->offlinemode = __connman_profile_get_offlinemode();
1518
1519         return connman_element_register(&device->element, NULL);
1520 }
1521
1522 /**
1523  * connman_device_unregister:
1524  * @device: device structure
1525  *
1526  * Unregister device with the system
1527  */
1528 void connman_device_unregister(struct connman_device *device)
1529 {
1530         __connman_storage_save_device(device);
1531
1532         connman_element_unregister(&device->element);
1533 }
1534
1535 /**
1536  * connman_device_get_data:
1537  * @device: device structure
1538  *
1539  * Get private device data pointer
1540  */
1541 void *connman_device_get_data(struct connman_device *device)
1542 {
1543         return device->driver_data;
1544 }
1545
1546 /**
1547  * connman_device_set_data:
1548  * @device: device structure
1549  * @data: data pointer
1550  *
1551  * Set private device data pointer
1552  */
1553 void connman_device_set_data(struct connman_device *device, void *data)
1554 {
1555         device->driver_data = data;
1556 }
1557
1558 static gboolean match_driver(struct connman_device *device,
1559                                         struct connman_device_driver *driver)
1560 {
1561         if (device->type == driver->type ||
1562                         driver->type == CONNMAN_DEVICE_TYPE_UNKNOWN)
1563                 return TRUE;
1564
1565         return FALSE;
1566 }
1567
1568 static int device_probe(struct connman_element *element)
1569 {
1570         struct connman_device *device = element->device;
1571         GSList *list;
1572
1573         DBG("element %p name %s", element, element->name);
1574
1575         if (device == NULL)
1576                 return -ENODEV;
1577
1578         if (device->driver != NULL)
1579                 return -EALREADY;
1580
1581         for (list = driver_list; list; list = list->next) {
1582                 struct connman_device_driver *driver = list->data;
1583
1584                 if (match_driver(device, driver) == FALSE)
1585                         continue;
1586
1587                 DBG("driver %p name %s", driver, driver->name);
1588
1589                 if (driver->probe(device) == 0) {
1590                         device->driver = driver;
1591                         break;
1592                 }
1593         }
1594
1595         if (device->driver == NULL)
1596                 return -ENODEV;
1597
1598         return setup_device(device);
1599 }
1600
1601 static void device_remove(struct connman_element *element)
1602 {
1603         struct connman_device *device = element->device;
1604
1605         DBG("element %p name %s", element, element->name);
1606
1607         if (device == NULL)
1608                 return;
1609
1610         if (device->driver == NULL)
1611                 return;
1612
1613         remove_device(device);
1614 }
1615
1616 static struct connman_driver device_driver = {
1617         .name           = "device",
1618         .type           = CONNMAN_ELEMENT_TYPE_DEVICE,
1619         .priority       = CONNMAN_DRIVER_PRIORITY_LOW,
1620         .probe          = device_probe,
1621         .remove         = device_remove,
1622 };
1623
1624 static int device_load(struct connman_device *device)
1625 {
1626         const char *ident = __connman_profile_active_ident();
1627         GKeyFile *keyfile;
1628         GError *error = NULL;
1629         gchar *identifier;
1630         connman_bool_t powered;
1631         int val;
1632
1633         DBG("device %p", device);
1634
1635         keyfile = __connman_storage_open_profile(ident);
1636         if (keyfile == NULL)
1637                 return 0;
1638
1639         identifier = g_strdup_printf("device_%s", device->element.name);
1640         if (identifier == NULL)
1641                 goto done;
1642
1643         powered = g_key_file_get_boolean(keyfile, identifier,
1644                                                 "Powered", &error);
1645         if (error == NULL)
1646                 device->powered_persistent = powered;
1647         g_clear_error(&error);
1648
1649         switch (device->mode) {
1650         case CONNMAN_DEVICE_MODE_UNKNOWN:
1651                 break;
1652         case CONNMAN_DEVICE_MODE_NETWORK_SINGLE:
1653         case CONNMAN_DEVICE_MODE_NETWORK_MULTIPLE:
1654                 val = g_key_file_get_integer(keyfile, identifier,
1655                                                 "ScanInterval", &error);
1656                 if (error == NULL && val > 0)
1657                         device->scan_interval = val;
1658                 g_clear_error(&error);
1659                 break;
1660         }
1661
1662 done:
1663         g_free(identifier);
1664
1665         __connman_storage_close_profile(ident, keyfile, FALSE);
1666
1667         return 0;
1668 }
1669
1670 static int device_save(struct connman_device *device)
1671 {
1672         const char *ident = __connman_profile_active_ident();
1673         GKeyFile *keyfile;
1674         gchar *identifier;
1675
1676         DBG("device %p", device);
1677
1678         keyfile = __connman_storage_open_profile(ident);
1679         if (keyfile == NULL)
1680                 return 0;
1681
1682         identifier = g_strdup_printf("device_%s", device->element.name);
1683         if (identifier == NULL)
1684                 goto done;
1685
1686         g_key_file_set_boolean(keyfile, identifier,
1687                                         "Powered", device->powered_persistent);
1688
1689         switch (device->mode) {
1690         case CONNMAN_DEVICE_MODE_UNKNOWN:
1691                 break;
1692         case CONNMAN_DEVICE_MODE_NETWORK_SINGLE:
1693         case CONNMAN_DEVICE_MODE_NETWORK_MULTIPLE:
1694                 if (device->scan_interval > 0)
1695                         g_key_file_set_integer(keyfile, identifier,
1696                                         "ScanInterval", device->scan_interval);
1697                 break;
1698         }
1699
1700 done:
1701         g_free(identifier);
1702
1703         __connman_storage_close_profile(ident, keyfile, TRUE);
1704
1705         return 0;
1706 }
1707
1708 static struct connman_storage device_storage = {
1709         .name           = "device",
1710         .priority       = CONNMAN_STORAGE_PRIORITY_LOW,
1711         .device_load    = device_load,
1712         .device_save    = device_save,
1713 };
1714
1715 int __connman_device_init(void)
1716 {
1717         DBG("");
1718
1719         connection = connman_dbus_get_connection();
1720
1721         if (connman_storage_register(&device_storage) < 0)
1722                 connman_error("Failed to register device storage");
1723
1724         return connman_driver_register(&device_driver);
1725 }
1726
1727 void __connman_device_cleanup(void)
1728 {
1729         DBG("");
1730
1731         connman_driver_unregister(&device_driver);
1732
1733         connman_storage_unregister(&device_storage);
1734
1735         dbus_connection_unref(connection);
1736 }