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