src/device.c

   1 /*
   2  *
   3  *  Connection Manager
   4  *
   5  *  Copyright (C) 2007-2009  Intel Corporation. All rights reserved.
   6  *
   7  *  This program is free software; you can redistribute it and/or modify
   8  *  it under the terms of the GNU General Public License version 2 as
   9  *  published by the Free Software Foundation.
  10  *
  11  *  This program is distributed in the hope that it will be useful,
  12  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  *  GNU General Public License for more details.
  15  *
  16  *  You should have received a copy of the GNU General Public License
  17  *  along with this program; if not, write to the Free Software
  18  *  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
  19  *
  20  */
  21
  22 #ifdef HAVE_CONFIG_H
  23 #include <config.h>
  24 #endif
  25
  26 #include <errno.h>
  27 #include <string.h>
  28
  29 #include <gdbus.h>
  30
  31 #include "connman.h"
  32
  33 static 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         case CONNMAN_DEVICE_TYPE_MBM:
 138         case CONNMAN_DEVICE_TYPE_HSO:
 139                 return "Cellular";
 140         }
 141
 142         return NULL;
 143 }
 144
 145 static const char *type2string(enum connman_device_type type)
 146 {
 147         switch (type) {
 148         case CONNMAN_DEVICE_TYPE_UNKNOWN:
 149         case CONNMAN_DEVICE_TYPE_VENDOR:
 150                 break;
 151         case CONNMAN_DEVICE_TYPE_ETHERNET:
 152                 return "ethernet";
 153         case CONNMAN_DEVICE_TYPE_WIFI:
 154                 return "wifi";
 155         case CONNMAN_DEVICE_TYPE_WIMAX:
 156                 return "wimax";
 157         case CONNMAN_DEVICE_TYPE_BLUETOOTH:
 158                 return "bluetooth";
 159         case CONNMAN_DEVICE_TYPE_GPS:
 160                 return "gps";
 161         case CONNMAN_DEVICE_TYPE_CELLULAR:
 162         case CONNMAN_DEVICE_TYPE_MBM:
 163         case CONNMAN_DEVICE_TYPE_HSO:
 164                 return "cellular";
 165         }
 166
 167         return NULL;
 168 }
 169
 170 enum connman_service_type __connman_device_get_service_type(struct connman_device *device)
 171 {
 172         enum connman_device_type type = connman_device_get_type(device);
 173
 174         switch (type) {
 175         case CONNMAN_DEVICE_TYPE_UNKNOWN:
 176         case CONNMAN_DEVICE_TYPE_VENDOR:
 177         case CONNMAN_DEVICE_TYPE_GPS:
 178                 break;
 179         case CONNMAN_DEVICE_TYPE_ETHERNET:
 180                 return CONNMAN_SERVICE_TYPE_ETHERNET;
 181         case CONNMAN_DEVICE_TYPE_WIFI:
 182                 return CONNMAN_SERVICE_TYPE_WIFI;
 183         case CONNMAN_DEVICE_TYPE_WIMAX:
 184                 return CONNMAN_SERVICE_TYPE_WIMAX;
 185         case CONNMAN_DEVICE_TYPE_BLUETOOTH:
 186                 return CONNMAN_SERVICE_TYPE_BLUETOOTH;
 187         case CONNMAN_DEVICE_TYPE_CELLULAR:
 188         case CONNMAN_DEVICE_TYPE_MBM:
 189         case CONNMAN_DEVICE_TYPE_HSO:
 190                 return CONNMAN_SERVICE_TYPE_CELLULAR;
 191         }
 192
 193         return CONNMAN_SERVICE_TYPE_UNKNOWN;
 194 }
 195
 196 static void powered_changed(struct connman_device *device)
 197 {
 198         connman_dbus_property_changed_basic(device->element.path,
 199                                 CONNMAN_DEVICE_INTERFACE, "Powered",
 200                                         DBUS_TYPE_BOOLEAN, &device->powered);
 201 }
 202
 203 static int set_powered(struct connman_device *device, connman_bool_t powered)
 204 {
 205         struct connman_device_driver *driver = device->driver;
 206         enum connman_service_type type;
 207         int err;
 208
 209         DBG("device %p powered %d", device, powered);
 210
 211         if (device->powered_pending == powered)
 212                 return -EALREADY;
 213
 214         if (!driver)
 215                 return -EINVAL;
 216
 217         type = __connman_device_get_service_type(device);
 218
 219         if (powered == TRUE) {
 220                 if (driver->enable) {
 221                         device->powered_pending = powered;
 222
 223                         err = driver->enable(device);
 224                         if (err == 0)
 225                                 __connman_notifier_enable(type);
 226                 } else
 227                         err = -EINVAL;
 228         } else {
 229                 device->powered_pending = powered;
 230
 231                 device->reconnect = FALSE;
 232
 233                 clear_scan_trigger(device);
 234
 235                 g_hash_table_remove_all(device->networks);
 236
 237                 if (driver->disable) {
 238                         err = driver->disable(device);
 239                         if (err == 0)
 240                                 __connman_notifier_disable(type);
 241                 } else
 242                         err = -EINVAL;
 243         }
 244
 245         if (err == 0) {
 246                 device->powered = powered;
 247
 248                 if (device->registered == TRUE)
 249                         powered_changed(device);
 250         }
 251
 252         return err;
 253 }
 254
 255 void __connman_device_list(DBusMessageIter *iter, void *user_data)
 256 {
 257         __connman_element_list(NULL, CONNMAN_ELEMENT_TYPE_DEVICE, iter);
 258 }
 259
 260 static void append_path(gpointer key, gpointer value, gpointer user_data)
 261 {
 262         struct connman_element *element = value;
 263         DBusMessageIter *iter = user_data;
 264
 265         dbus_message_iter_append_basic(iter, DBUS_TYPE_OBJECT_PATH,
 266                                                         &element->path);
 267 }
 268
 269 static void append_networks(DBusMessageIter *iter, void *user_data)
 270 {
 271         struct connman_device *device = user_data;
 272
 273         g_hash_table_foreach(device->networks, append_path, iter);
 274 }
 275
 276 static DBusMessage *get_properties(DBusConnection *conn,
 277                                         DBusMessage *msg, void *data)
 278 {
 279         struct connman_device *device = data;
 280         DBusMessage *reply;
 281         DBusMessageIter array, dict;
 282         const char *str;
 283
 284         DBG("conn %p", conn);
 285
 286         if (__connman_security_check_privilege(msg,
 287                                         CONNMAN_SECURITY_PRIVILEGE_PUBLIC) < 0)
 288                 return __connman_error_permission_denied(msg);
 289
 290         reply = dbus_message_new_method_return(msg);
 291         if (reply == NULL)
 292                 return NULL;
 293
 294         dbus_message_iter_init_append(reply, &array);
 295
 296         connman_dbus_dict_open(&array, &dict);
 297
 298         if (device->name != NULL)
 299                 connman_dbus_dict_append_basic(&dict, "Name",
 300                                         DBUS_TYPE_STRING, &device->name);
 301
 302         str = type2string(device->type);
 303         if (str != NULL)
 304                 connman_dbus_dict_append_basic(&dict, "Type",
 305                                                 DBUS_TYPE_STRING, &str);
 306
 307         if (device->address != NULL)
 308                 connman_dbus_dict_append_basic(&dict, "Address",
 309                                         DBUS_TYPE_STRING, &device->address);
 310
 311         if (device->interface != NULL)
 312                 connman_dbus_dict_append_basic(&dict, "Interface",
 313                                         DBUS_TYPE_STRING, &device->interface);
 314
 315         connman_dbus_dict_append_basic(&dict, "Powered",
 316                                         DBUS_TYPE_BOOLEAN, &device->powered);
 317
 318         if (device->driver && device->driver->scan)
 319                 connman_dbus_dict_append_basic(&dict, "Scanning",
 320                                         DBUS_TYPE_BOOLEAN, &device->scanning);
 321
 322         switch (device->mode) {
 323         case CONNMAN_DEVICE_MODE_UNKNOWN:
 324                 break;
 325         case CONNMAN_DEVICE_MODE_NETWORK_SINGLE:
 326         case CONNMAN_DEVICE_MODE_NETWORK_MULTIPLE:
 327                 if (device->scan_interval > 0)
 328                         connman_dbus_dict_append_basic(&dict, "ScanInterval",
 329                                 DBUS_TYPE_UINT16, &device->scan_interval);
 330
 331                 connman_dbus_dict_append_variable_array(&dict, "Networks",
 332                                 DBUS_TYPE_OBJECT_PATH, append_networks, device);
 333                 break;
 334         }
 335
 336         connman_dbus_dict_close(&array, &dict);
 337
 338         return reply;
 339 }
 340
 341 static gboolean powered_timeout(gpointer user_data)
 342 {
 343         struct connman_device *device = user_data;
 344
 345         DBG("device %p", device);
 346
 347         device->timeout = 0;
 348
 349         if (device->pending != NULL) {
 350                 DBusMessage *reply;
 351
 352                 reply = __connman_error_operation_timeout(device->pending);
 353                 if (reply != NULL)
 354                         g_dbus_send_message(connection, reply);
 355
 356                 dbus_message_unref(device->pending);
 357                 device->pending = NULL;
 358         }
 359
 360         return FALSE;
 361 }
 362
 363 static DBusMessage *set_property(DBusConnection *conn,
 364                                         DBusMessage *msg, void *data)
 365 {
 366         struct connman_device *device = data;
 367         DBusMessageIter iter, value;
 368         const char *name;
 369         int type;
 370
 371         DBG("conn %p", conn);
 372
 373         if (dbus_message_iter_init(msg, &iter) == FALSE)
 374                 return __connman_error_invalid_arguments(msg);
 375
 376         dbus_message_iter_get_basic(&iter, &name);
 377         dbus_message_iter_next(&iter);
 378         dbus_message_iter_recurse(&iter, &value);
 379
 380         if (__connman_security_check_privilege(msg,
 381                                         CONNMAN_SECURITY_PRIVILEGE_MODIFY) < 0)
 382                 return __connman_error_permission_denied(msg);
 383
 384         type = dbus_message_iter_get_arg_type(&value);
 385
 386         if (g_str_equal(name, "Powered") == TRUE) {
 387                 connman_bool_t powered;
 388                 int err;
 389
 390                 if (type != DBUS_TYPE_BOOLEAN)
 391                         return __connman_error_invalid_arguments(msg);
 392
 393                 dbus_message_iter_get_basic(&value, &powered);
 394
 395                 device->powered_persistent = powered;
 396
 397                 __connman_storage_save_device(device);
 398
 399                 if (device->powered == powered)
 400                         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
 401
 402                 if (device->pending != NULL)
 403                         return __connman_error_in_progress(msg);
 404
 405                 err = set_powered(device, powered);
 406                 if (err < 0) {
 407                         if (err != -EINPROGRESS)
 408                                 return __connman_error_failed(msg, -err);
 409
 410                         device->pending = dbus_message_ref(msg);
 411
 412                         device->timeout = g_timeout_add_seconds(15,
 413                                                 powered_timeout, device);
 414
 415                         return NULL;
 416                 }
 417         } else if (g_str_equal(name, "ScanInterval") == TRUE) {
 418                 connman_uint16_t interval;
 419
 420                 switch (device->mode) {
 421                 case CONNMAN_DEVICE_MODE_UNKNOWN:
 422                 case CONNMAN_DEVICE_MODE_NETWORK_SINGLE:
 423                 case CONNMAN_DEVICE_MODE_NETWORK_MULTIPLE:
 424                         break;
 425                 }
 426
 427                 if (type != DBUS_TYPE_UINT16)
 428                         return __connman_error_invalid_arguments(msg);
 429
 430                 dbus_message_iter_get_basic(&value, &interval);
 431
 432                 if (device->scan_interval != interval) {
 433                         device->scan_interval = interval;
 434
 435                         __connman_storage_save_device(device);
 436
 437                         reset_scan_trigger(device);
 438                 }
 439         } else
 440                 return __connman_error_invalid_property(msg);
 441
 442         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
 443 }
 444
 445 static DBusMessage *propose_scan(DBusConnection *conn,
 446                                         DBusMessage *msg, void *data)
 447 {
 448         struct connman_device *device = data;
 449         int err;
 450
 451         DBG("conn %p", conn);
 452
 453         switch (device->mode) {
 454         case CONNMAN_DEVICE_MODE_UNKNOWN:
 455                 return __connman_error_not_supported(msg);
 456         case CONNMAN_DEVICE_MODE_NETWORK_SINGLE:
 457         case CONNMAN_DEVICE_MODE_NETWORK_MULTIPLE:
 458                 break;
 459         }
 460
 461         err = __connman_device_scan(device);
 462         if (err < 0)
 463                 return __connman_error_failed(msg, -err);
 464
 465         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
 466 }
 467
 468 static GDBusMethodTable device_methods[] = {
 469         { "GetProperties", "",      "a{sv}", get_properties },
 470         { "SetProperty",   "sv",    "",      set_property,
 471                                                 G_DBUS_METHOD_FLAG_ASYNC },
 472         { "ProposeScan",   "",      "",      propose_scan   },
 473         { },
 474 };
 475
 476 static GDBusSignalTable device_signals[] = {
 477         { "PropertyChanged", "sv" },
 478         { },
 479 };
 480
 481 static void emit_devices_signal(void)
 482 {
 483         DBusMessage *signal;
 484         DBusMessageIter iter;
 485
 486         signal = dbus_message_new_signal(CONNMAN_MANAGER_PATH,
 487                                 CONNMAN_MANAGER_INTERFACE, "PropertyChanged");
 488         if (signal == NULL)
 489                 return;
 490
 491         dbus_message_iter_init_append(signal, &iter);
 492         connman_dbus_property_append_variable_array(&iter, "Devices",
 493                         DBUS_TYPE_OBJECT_PATH, __connman_device_list, NULL);
 494
 495         g_dbus_send_message(connection, signal);
 496 }
 497
 498 static int register_interface(struct connman_element *element)
 499 {
 500         struct connman_device *device = element->device;
 501
 502         DBG("element %p name %s", element, element->name);
 503
 504         if (g_dbus_register_interface(connection, element->path,
 505                                         CONNMAN_DEVICE_INTERFACE,
 506                                         device_methods, device_signals,
 507                                         NULL, device, NULL) == FALSE) {
 508                 connman_error("Failed to register %s device", element->path);
 509                 return -EIO;
 510         }
 511
 512         device->registered = TRUE;
 513
 514         emit_devices_signal();
 515
 516         return 0;
 517 }
 518
 519 static void unregister_interface(struct connman_element *element)
 520 {
 521         struct connman_device *device = element->device;
 522
 523         DBG("element %p name %s", element, element->name);
 524
 525         device->registered = FALSE;
 526
 527         emit_devices_signal();
 528
 529         g_dbus_unregister_interface(connection, element->path,
 530                                                 CONNMAN_DEVICE_INTERFACE);
 531 }
 532
 533 static int setup_device(struct connman_device *device)
 534 {
 535         enum connman_service_type type;
 536         int err;
 537
 538         DBG("device %p", device);
 539
 540         err = register_interface(&device->element);
 541         if (err < 0) {
 542                 if (device->driver->remove)
 543                         device->driver->remove(device);
 544                 device->driver = NULL;
 545                 return err;
 546         }
 547
 548         type = __connman_device_get_service_type(device);
 549         __connman_notifier_register(type);
 550
 551         switch (device->mode) {
 552         case CONNMAN_DEVICE_MODE_UNKNOWN:
 553         case CONNMAN_DEVICE_MODE_NETWORK_SINGLE:
 554         case CONNMAN_DEVICE_MODE_NETWORK_MULTIPLE:
 555                 break;
 556         }
 557
 558         if (device->offlinemode == FALSE &&
 559                                 device->powered_persistent == TRUE)
 560                 __connman_device_enable(device);
 561
 562         return 0;
 563 }
 564
 565 static void probe_driver(struct connman_element *element, gpointer user_data)
 566 {
 567         struct connman_device_driver *driver = user_data;
 568
 569         DBG("element %p name %s", element, element->name);
 570
 571         if (element->device == NULL)
 572                 return;
 573
 574         if (element->device->driver != NULL)
 575                 return;
 576
 577         if (driver->type != element->device->type)
 578                 return;
 579
 580         if (driver->probe(element->device) < 0)
 581                 return;
 582
 583         element->device->driver = driver;
 584
 585         setup_device(element->device);
 586 }
 587
 588 static void remove_device(struct connman_device *device)
 589 {
 590         enum connman_service_type type;
 591
 592         DBG("device %p", device);
 593
 594         __connman_device_disable(device);
 595
 596         switch (device->mode) {
 597         case CONNMAN_DEVICE_MODE_UNKNOWN:
 598         case CONNMAN_DEVICE_MODE_NETWORK_SINGLE:
 599         case CONNMAN_DEVICE_MODE_NETWORK_MULTIPLE:
 600                 break;
 601         }
 602
 603         type = __connman_device_get_service_type(device);
 604         __connman_notifier_unregister(type);
 605
 606         unregister_interface(&device->element);
 607
 608         if (device->driver->remove)
 609                 device->driver->remove(device);
 610
 611         device->driver = NULL;
 612 }
 613
 614 static void remove_driver(struct connman_element *element, gpointer user_data)
 615 {
 616         struct connman_device_driver *driver = user_data;
 617
 618         DBG("element %p name %s", element, element->name);
 619
 620         if (element->device == NULL)
 621                 return;
 622
 623         if (element->device->driver == driver)
 624                 remove_device(element->device);
 625 }
 626
 627 connman_bool_t __connman_device_has_driver(struct connman_device *device)
 628 {
 629         if (device == NULL || device->driver == NULL)
 630                 return FALSE;
 631
 632         return device->registered;
 633 }
 634
 635 static GSList *driver_list = NULL;
 636
 637 static gint compare_priority(gconstpointer a, gconstpointer b)
 638 {
 639         const struct connman_device_driver *driver1 = a;
 640         const struct connman_device_driver *driver2 = b;
 641
 642         return driver2->priority - driver1->priority;
 643 }
 644
 645 /**
 646  * connman_device_driver_register:
 647  * @driver: device driver definition
 648  *
 649  * Register a new device driver
 650  *
 651  * Returns: %0 on success
 652  */
 653 int connman_device_driver_register(struct connman_device_driver *driver)
 654 {
 655         DBG("driver %p name %s", driver, driver->name);
 656
 657         driver_list = g_slist_insert_sorted(driver_list, driver,
 658                                                         compare_priority);
 659
 660         __connman_element_foreach(NULL, CONNMAN_ELEMENT_TYPE_DEVICE,
 661                                                 probe_driver, driver);
 662
 663         return 0;
 664 }
 665
 666 /**
 667  * connman_device_driver_unregister:
 668  * @driver: device driver definition
 669  *
 670  * Remove a previously registered device driver
 671  */
 672 void connman_device_driver_unregister(struct connman_device_driver *driver)
 673 {
 674         DBG("driver %p name %s", driver, driver->name);
 675
 676         driver_list = g_slist_remove(driver_list, driver);
 677
 678         __connman_element_foreach(NULL, CONNMAN_ELEMENT_TYPE_DEVICE,
 679                                                 remove_driver, driver);
 680 }
 681
 682 static void unregister_network(gpointer data)
 683 {
 684         struct connman_network *network = data;
 685
 686         DBG("network %p", network);
 687
 688         connman_element_unregister((struct connman_element *) network);
 689
 690         connman_network_unref(network);
 691 }
 692
 693 static void device_destruct(struct connman_element *element)
 694 {
 695         struct connman_device *device = element->device;
 696
 697         DBG("element %p name %s", element, element->name);
 698
 699         if (device->timeout > 0) {
 700                 g_source_remove(device->timeout);
 701                 device->timeout = 0;
 702         }
 703
 704         clear_scan_trigger(device);
 705
 706         if (device->pending != NULL) {
 707                 dbus_message_unref(device->pending);
 708                 device->pending = NULL;
 709         }
 710
 711         g_free(device->ident);
 712         g_free(device->node);
 713         g_free(device->name);
 714         g_free(device->address);
 715         g_free(device->control);
 716         g_free(device->interface);
 717
 718         g_free(device->last_network);
 719
 720         g_hash_table_destroy(device->networks);
 721         device->networks = NULL;
 722 }
 723
 724 /**
 725  * connman_device_create:
 726  * @node: device node name (for example an address)
 727  * @type: device type
 728  *
 729  * Allocate a new device of given #type and assign the #node name to it.
 730  *
 731  * Returns: a newly-allocated #connman_device structure
 732  */
 733 struct connman_device *connman_device_create(const char *node,
 734                                                 enum connman_device_type type)
 735 {
 736         struct connman_device *device;
 737         const char *str;
 738
 739         DBG("node %s type %d", node, type);
 740
 741         device = g_try_new0(struct connman_device, 1);
 742         if (device == NULL)
 743                 return NULL;
 744
 745         DBG("device %p", device);
 746
 747         __connman_element_initialize(&device->element);
 748
 749         device->element.name = g_strdup(node);
 750         device->element.type = CONNMAN_ELEMENT_TYPE_DEVICE;
 751
 752         device->element.device = device;
 753         device->element.destruct = device_destruct;
 754
 755         str = type2string(type);
 756         if (str != NULL)
 757                 connman_element_set_string(&device->element,
 758                                         CONNMAN_PROPERTY_ID_TYPE, str);
 759
 760         device->element.ipv4.method = CONNMAN_IPCONFIG_METHOD_DHCP;
 761
 762         device->type = type;
 763         device->name = g_strdup(type2description(device->type));
 764         device->mode = CONNMAN_DEVICE_MODE_UNKNOWN;
 765
 766         device->powered_persistent = TRUE;
 767
 768         device->phyindex = -1;
 769
 770         switch (type) {
 771         case CONNMAN_DEVICE_TYPE_UNKNOWN:
 772         case CONNMAN_DEVICE_TYPE_VENDOR:
 773                 device->scan_interval = 0;
 774                 break;
 775         case CONNMAN_DEVICE_TYPE_ETHERNET:
 776         case CONNMAN_DEVICE_TYPE_WIFI:
 777                 device->scan_interval = 300;
 778                 break;
 779         case CONNMAN_DEVICE_TYPE_WIMAX:
 780                 device->scan_interval = 0;
 781                 break;
 782         case CONNMAN_DEVICE_TYPE_BLUETOOTH:
 783                 device->scan_interval = 0;
 784                 break;
 785         case CONNMAN_DEVICE_TYPE_GPS:
 786                 device->scan_interval = 0;
 787                 break;
 788         case CONNMAN_DEVICE_TYPE_CELLULAR:
 789         case CONNMAN_DEVICE_TYPE_MBM:
 790         case CONNMAN_DEVICE_TYPE_HSO:
 791                 device->scan_interval = 0;
 792                 break;
 793         }
 794
 795         device->networks = g_hash_table_new_full(g_str_hash, g_str_equal,
 796                                                 g_free, unregister_network);
 797
 798         return device;
 799 }
 800
 801 /**
 802  * connman_device_ref:
 803  * @device: device structure
 804  *
 805  * Increase reference counter of device
 806  */
 807 struct connman_device *connman_device_ref(struct connman_device *device)
 808 {
 809         if (connman_element_ref(&device->element) == NULL)
 810                 return NULL;
 811
 812         return device;
 813 }
 814
 815 /**
 816  * connman_device_unref:
 817  * @device: device structure
 818  *
 819  * Decrease reference counter of device
 820  */
 821 void connman_device_unref(struct connman_device *device)
 822 {
 823         connman_element_unref(&device->element);
 824 }
 825
 826 const char *__connman_device_get_type(struct connman_device *device)
 827 {
 828         return type2string(device->type);
 829 }
 830
 831 /**
 832  * connman_device_get_type:
 833  * @device: device structure
 834  *
 835  * Get type of device
 836  */
 837 enum connman_device_type connman_device_get_type(struct connman_device *device)
 838 {
 839         return device->type;
 840 }
 841
 842 /**
 843  * connman_device_get_name:
 844  * @device: device structure
 845  *
 846  * Get unique name of device
 847  */
 848 const char *connman_device_get_name(struct connman_device *device)
 849 {
 850         return device->element.name;
 851 }
 852
 853 /**
 854  * connman_device_get_path:
 855  * @device: device structure
 856  *
 857  * Get path name of device
 858  */
 859 const char *connman_device_get_path(struct connman_device *device)
 860 {
 861         return device->element.path;
 862 }
 863
 864 /**
 865  * connman_device_set_index:
 866  * @device: device structure
 867  * @index: index number
 868  *
 869  * Set index number of device
 870  */
 871 void connman_device_set_index(struct connman_device *device, int index)
 872 {
 873         device->element.index = index;
 874 }
 875
 876 /**
 877  * connman_device_get_index:
 878  * @device: device structure
 879  *
 880  * Get index number of device
 881  */
 882 int connman_device_get_index(struct connman_device *device)
 883 {
 884         return device->element.index;
 885 }
 886
 887 int __connman_device_get_phyindex(struct connman_device *device)
 888 {
 889         return device->phyindex;
 890 }
 891
 892 void __connman_device_set_phyindex(struct connman_device *device,
 893                                                         int phyindex)
 894 {
 895         device->phyindex = phyindex;
 896 }
 897
 898 /**
 899  * connman_device_set_interface:
 900  * @device: device structure
 901  * @interface: interface name
 902  * @control: control interface
 903  *
 904  * Set interface name of device
 905  */
 906 void connman_device_set_interface(struct connman_device *device,
 907                                 const char *interface, const char *control)
 908 {
 909         g_free(device->element.devname);
 910         device->element.devname = g_strdup(interface);
 911
 912         g_free(device->interface);
 913         device->interface = g_strdup(interface);
 914
 915         g_free(device->control);
 916         device->control = g_strdup(control);
 917
 918         if (device->name == NULL) {
 919                 const char *str = type2description(device->type);
 920                 if (str != NULL && device->interface != NULL)
 921                         device->name = g_strdup_printf("%s (%s)", str,
 922                                                         device->interface);
 923         }
 924 }
 925
 926 const char *connman_device_get_control(struct connman_device *device)
 927 {
 928         return device->control;
 929 }
 930
 931 /**
 932  * connman_device_set_ident:
 933  * @device: device structure
 934  * @ident: unique identifier
 935  *
 936  * Set unique identifier of device
 937  */
 938 void connman_device_set_ident(struct connman_device *device,
 939                                                         const char *ident)
 940 {
 941         g_free(device->ident);
 942         device->ident = g_strdup(ident);
 943 }
 944
 945 const char *__connman_device_get_ident(struct connman_device *device)
 946 {
 947         return device->ident;
 948 }
 949
 950 /**
 951  * connman_device_set_mode:
 952  * @device: device structure
 953  * @mode: network mode
 954  *
 955  * Change network mode of device
 956  */
 957 void connman_device_set_mode(struct connman_device *device,
 958                                                 enum connman_device_mode mode)
 959 {
 960         device->mode = mode;
 961 }
 962
 963 /**
 964  * connman_device_get_mode:
 965  * @device: device structure
 966  *
 967  * Get network mode of device
 968  */
 969 enum connman_device_mode connman_device_get_mode(struct connman_device *device)
 970 {
 971         return device->mode;
 972 }
 973
 974 /**
 975  * connman_device_set_powered:
 976  * @device: device structure
 977  * @powered: powered state
 978  *
 979  * Change power state of device
 980  */
 981 int connman_device_set_powered(struct connman_device *device,
 982                                                 connman_bool_t powered)
 983 {
 984         enum connman_service_type type;
 985
 986         DBG("driver %p powered %d", device, powered);
 987
 988         if (device->timeout > 0) {
 989                 g_source_remove(device->timeout);
 990                 device->timeout = 0;
 991         }
 992
 993         if (device->pending != NULL) {
 994                 g_dbus_send_reply(connection, device->pending,
 995                                                         DBUS_TYPE_INVALID);
 996
 997                 dbus_message_unref(device->pending);
 998                 device->pending = NULL;
 999         }
1000
1001         if (device->powered == powered)
1002                 return -EALREADY;
1003
1004         device->powered = powered;
1005         device->powered_pending = powered;
1006
1007         type = __connman_device_get_service_type(device);
1008
1009         if (device->powered == TRUE)
1010                 __connman_notifier_enable(type);
1011         else
1012                 __connman_notifier_disable(type);
1013
1014         if (device->registered == FALSE)
1015                 return 0;
1016
1017         powered_changed(device);
1018
1019         if (powered == FALSE)
1020                 return 0;
1021
1022         reset_scan_trigger(device);
1023
1024         if (device->driver->scan)
1025                 device->driver->scan(device);
1026
1027         return 0;
1028 }
1029
1030 int __connman_device_set_blocked(struct connman_device *device,
1031                                                 connman_bool_t blocked)
1032 {
1033         connman_bool_t powered;
1034
1035         DBG("device %p blocked %d", device, blocked);
1036
1037         device->blocked = blocked;
1038
1039         if (device->offlinemode == TRUE)
1040                 return 0;
1041
1042         connman_info("%s {rfkill} blocked %d", device->interface, blocked);
1043
1044         if (blocked == FALSE)
1045                 powered = device->powered_persistent;
1046         else
1047                 powered = FALSE;
1048
1049         return set_powered(device, powered);
1050 }
1051
1052 int __connman_device_scan(struct connman_device *device)
1053 {
1054         if (!device->driver || !device->driver->scan)
1055                 return -EOPNOTSUPP;
1056
1057         if (device->powered == FALSE)
1058                 return -ENOLINK;
1059
1060         reset_scan_trigger(device);
1061
1062         return device->driver->scan(device);
1063 }
1064
1065 int __connman_device_enable(struct connman_device *device)
1066 {
1067         enum connman_service_type type;
1068         int err;
1069
1070         DBG("device %p", device);
1071
1072         if (!device->driver || !device->driver->enable)
1073                 return -EOPNOTSUPP;
1074
1075         if (device->powered_pending == TRUE)
1076                 return -EALREADY;
1077
1078         device->powered_pending = TRUE;
1079
1080         err = device->driver->enable(device);
1081         if (err < 0)
1082                 return err;
1083
1084         device->powered = TRUE;
1085
1086         type = __connman_device_get_service_type(device);
1087         __connman_notifier_enable(type);
1088
1089         return 0;
1090 }
1091
1092 int __connman_device_enable_persistent(struct connman_device *device)
1093 {
1094         DBG("device %p", device);
1095
1096         device->powered_persistent = TRUE;
1097
1098         __connman_storage_save_device(device);
1099
1100         return __connman_device_enable(device);
1101 }
1102
1103 int __connman_device_disable(struct connman_device *device)
1104 {
1105         enum connman_service_type type;
1106         int err;
1107
1108         DBG("device %p", device);
1109
1110         if (!device->driver || !device->driver->disable)
1111                 return -EOPNOTSUPP;
1112
1113         if (device->powered == FALSE)
1114                 return -ENOLINK;
1115
1116         if (device->powered_pending == FALSE)
1117                 return -EALREADY;
1118
1119         device->powered_pending = FALSE;
1120
1121         device->reconnect = FALSE;
1122
1123         clear_scan_trigger(device);
1124
1125         g_hash_table_remove_all(device->networks);
1126
1127         err = device->driver->disable(device);
1128         if (err < 0)
1129                 return err;
1130
1131         device->powered = FALSE;
1132
1133         type = __connman_device_get_service_type(device);
1134         __connman_notifier_disable(type);
1135
1136         return 0;
1137 }
1138
1139 int __connman_device_disable_persistent(struct connman_device *device)
1140 {
1141         DBG("device %p", device);
1142
1143         device->powered_persistent = FALSE;
1144
1145         __connman_storage_save_device(device);
1146
1147         return __connman_device_disable(device);
1148 }
1149
1150 int __connman_device_disconnect(struct connman_device *device)
1151 {
1152         GHashTableIter iter;
1153         gpointer key, value;
1154
1155         DBG("device %p", device);
1156
1157         connman_device_set_disconnected(device, TRUE);
1158
1159         g_hash_table_iter_init(&iter, device->networks);
1160
1161         while (g_hash_table_iter_next(&iter, &key, &value) == TRUE) {
1162                 struct connman_network *network = value;
1163
1164                 if (__connman_network_get_connecting(network) == TRUE) {
1165                         /*
1166                          * Skip network in the process of connecting.
1167                          * This is a workaround for WiFi networks serviced
1168                          * by the supplicant plugin that hold a reference
1169                          * to the network.  If we disconnect the network
1170                          * here then the referenced object will not be
1171                          * registered and usage (like launching DHCP client)
1172                          * will fail.  There is nothing to be gained by
1173                          * removing the network here anyway.
1174                          */
1175                         connman_warn("Skipping disconnect of %s",
1176                                 connman_network_get_identifier(network));
1177                         continue;
1178                 }
1179
1180                 __connman_network_disconnect(network);
1181         }
1182
1183         return 0;
1184 }
1185
1186 static void mark_network_unavailable(gpointer key, gpointer value,
1187                                                         gpointer user_data)
1188 {
1189         struct connman_network *network = value;
1190
1191         if (connman_network_get_connected(network) == TRUE)
1192                 return;
1193
1194         connman_network_set_available(network, FALSE);
1195 }
1196
1197 static gboolean remove_unavailable_network(gpointer key, gpointer value,
1198                                                         gpointer user_data)
1199 {
1200         struct connman_network *network = value;
1201
1202         if (connman_network_get_connected(network) == TRUE)
1203                 return FALSE;
1204
1205         if (connman_network_get_available(network) == TRUE)
1206                 return FALSE;
1207
1208         return TRUE;
1209 }
1210
1211 void __connman_device_cleanup_networks(struct connman_device *device)
1212 {
1213         g_hash_table_foreach_remove(device->networks,
1214                                         remove_unavailable_network, NULL);
1215 }
1216
1217 static void scanning_changed(struct connman_device *device)
1218 {
1219         connman_dbus_property_changed_basic(device->element.path,
1220                                 CONNMAN_DEVICE_INTERFACE, "Scanning",
1221                                         DBUS_TYPE_BOOLEAN, &device->scanning);
1222 }
1223
1224 static void mark_network_available(gpointer key, gpointer value,
1225                                                 gpointer user_data)
1226 {
1227         struct connman_network *network = value;
1228
1229         connman_network_set_available(network, TRUE);
1230 }
1231
1232 void connman_device_cleanup_scanning(struct connman_device *device)
1233 {
1234         device->scanning = FALSE;
1235
1236         scanning_changed(device);
1237
1238         g_hash_table_foreach(device->networks,
1239                                 mark_network_available, NULL);
1240 }
1241
1242 /**
1243  * connman_device_set_scanning:
1244  * @device: device structure
1245  * @scanning: scanning state
1246  *
1247  * Change scanning state of device
1248  */
1249 int connman_device_set_scanning(struct connman_device *device,
1250                                                 connman_bool_t scanning)
1251 {
1252         DBG("device %p scanning %d", device, scanning);
1253
1254         if (!device->driver || !device->driver->scan)
1255                 return -EINVAL;
1256
1257         if (device->scanning == scanning)
1258                 return -EALREADY;
1259
1260         device->scanning = scanning;
1261
1262         scanning_changed(device);
1263
1264         if (scanning == TRUE) {
1265                 reset_scan_trigger(device);
1266
1267                 g_hash_table_foreach(device->networks,
1268                                         mark_network_unavailable, NULL);
1269
1270                 return 0;
1271         }
1272
1273         __connman_device_cleanup_networks(device);
1274
1275         if (device->connections > 0)
1276                 return 0;
1277
1278         if (device->disconnected == TRUE)
1279                 return 0;
1280
1281         __connman_service_auto_connect();
1282
1283         return 0;
1284 }
1285
1286 /**
1287  * connman_device_set_disconnected:
1288  * @device: device structure
1289  * @disconnected: disconnected state
1290  *
1291  * Change disconnected state of device (only for device with networks)
1292  */
1293 int connman_device_set_disconnected(struct connman_device *device,
1294                                                 connman_bool_t disconnected)
1295 {
1296         DBG("device %p disconnected %d", device, disconnected);
1297
1298         switch (device->mode) {
1299         case CONNMAN_DEVICE_MODE_UNKNOWN:
1300                 return -EINVAL;
1301         case CONNMAN_DEVICE_MODE_NETWORK_SINGLE:
1302         case CONNMAN_DEVICE_MODE_NETWORK_MULTIPLE:
1303                 break;
1304         }
1305
1306         if (device->disconnected == disconnected)
1307                 return -EALREADY;
1308
1309         device->disconnected = disconnected;
1310
1311         if (disconnected == TRUE)
1312                 force_scan_trigger(device);
1313
1314         return 0;
1315 }
1316
1317 /**
1318  * connman_device_get_disconnected:
1319  * @device: device structure
1320  *
1321  * Get device disconnected state
1322  */
1323 connman_bool_t connman_device_get_disconnected(struct connman_device *device)
1324 {
1325         return device->disconnected;
1326 }
1327
1328 /**
1329  * connman_device_set_string:
1330  * @device: device structure
1331  * @key: unique identifier
1332  * @value: string value
1333  *
1334  * Set string value for specific key
1335  */
1336 int connman_device_set_string(struct connman_device *device,
1337                                         const char *key, const char *value)
1338 {
1339         DBG("device %p key %s value %s", device, key, value);
1340
1341         if (g_str_equal(key, "Address") == TRUE) {
1342                 g_free(device->address);
1343                 device->address = g_strdup(value);
1344         } else if (g_str_equal(key, "Name") == TRUE) {
1345                 g_free(device->name);
1346                 device->name = g_strdup(value);
1347         } else if (g_str_equal(key, "Node") == TRUE) {
1348                 g_free(device->node);
1349                 device->node = g_strdup(value);
1350         }
1351
1352         return connman_element_set_string(&device->element, key, value);
1353 }
1354
1355 /**
1356  * connman_device_get_string:
1357  * @device: device structure
1358  * @key: unique identifier
1359  *
1360  * Get string value for specific key
1361  */
1362 const char *connman_device_get_string(struct connman_device *device,
1363                                                         const char *key)
1364 {
1365         DBG("device %p key %s", device, key);
1366
1367         if (g_str_equal(key, "Address") == TRUE)
1368                 return device->address;
1369         else if (g_str_equal(key, "Name") == TRUE)
1370                 return device->name;
1371         else if (g_str_equal(key, "Node") == TRUE)
1372                 return device->node;
1373
1374         return connman_element_get_string(&device->element, key);
1375 }
1376
1377 static void set_offlinemode(struct connman_element *element, gpointer user_data)
1378 {
1379         struct connman_device *device = element->device;
1380         connman_bool_t offlinemode = GPOINTER_TO_UINT(user_data);
1381         connman_bool_t powered;
1382
1383         DBG("element %p name %s", element, element->name);
1384
1385         if (device == NULL)
1386                 return;
1387
1388         device->offlinemode = offlinemode;
1389
1390         powered = (offlinemode == TRUE) ? FALSE : TRUE;
1391
1392         if (device->powered == powered)
1393                 return;
1394
1395         if (device->powered_persistent == FALSE)
1396                 powered = FALSE;
1397
1398         set_powered(device, powered);
1399 }
1400
1401 int __connman_device_set_offlinemode(connman_bool_t offlinemode)
1402 {
1403         DBG("offlinmode %d", offlinemode);
1404
1405         __connman_element_foreach(NULL, CONNMAN_ELEMENT_TYPE_DEVICE,
1406                         set_offlinemode, GUINT_TO_POINTER(offlinemode));
1407
1408         __connman_notifier_offlinemode(offlinemode);
1409
1410         return 0;
1411 }
1412
1413 void __connman_device_increase_connections(struct connman_device *device)
1414 {
1415         device->connections++;
1416 }
1417
1418 void __connman_device_decrease_connections(struct connman_device *device)
1419 {
1420         device->connections--;
1421 }
1422
1423 /**
1424  * connman_device_add_network:
1425  * @device: device structure
1426  * @network: network structure
1427  *
1428  * Add new network to the device
1429  */
1430 int connman_device_add_network(struct connman_device *device,
1431                                         struct connman_network *network)
1432 {
1433         const char *identifier = connman_network_get_identifier(network);
1434         int err;
1435
1436         DBG("device %p network %p", device, network);
1437
1438         if (identifier == NULL)
1439                 return -EINVAL;
1440
1441         switch (device->mode) {
1442         case CONNMAN_DEVICE_MODE_UNKNOWN:
1443                 return -EINVAL;
1444         case CONNMAN_DEVICE_MODE_NETWORK_SINGLE:
1445         case CONNMAN_DEVICE_MODE_NETWORK_MULTIPLE:
1446                 break;
1447         }
1448
1449         __connman_network_set_device(network, device);
1450
1451         err = connman_element_register((struct connman_element *) network,
1452                                                         &device->element);
1453         if (err < 0) {
1454                 __connman_network_set_device(network, NULL);
1455                 return err;
1456         }
1457
1458         g_hash_table_insert(device->networks, g_strdup(identifier),
1459                                                                 network);
1460
1461         return 0;
1462 }
1463
1464 /**
1465  * connman_device_get_network:
1466  * @device: device structure
1467  * @identifier: network identifier
1468  *
1469  * Get network for given identifier
1470  */
1471 struct connman_network *connman_device_get_network(struct connman_device *device,
1472                                                         const char *identifier)
1473 {
1474         DBG("device %p identifier %s", device, identifier);
1475
1476         return g_hash_table_lookup(device->networks, identifier);
1477 }
1478
1479 /**
1480  * connman_device_remove_network:
1481  * @device: device structure
1482  * @identifier: network identifier
1483  *
1484  * Remove network for given identifier
1485  */
1486 int connman_device_remove_network(struct connman_device *device,
1487                                                         const char *identifier)
1488 {
1489         DBG("device %p identifier %s", device, identifier);
1490
1491         g_hash_table_remove(device->networks, identifier);
1492
1493         return 0;
1494 }
1495
1496 void connman_device_remove_all_networks(struct connman_device *device)
1497 {
1498         g_hash_table_remove_all(device->networks);
1499 }
1500
1501 void __connman_device_set_network(struct connman_device *device,
1502                                         struct connman_network *network)
1503 {
1504         const char *name;
1505
1506         if (device->network == network)
1507                 return;
1508
1509         if (device->network != NULL)
1510                 connman_network_unref(device->network);
1511
1512         if (network != NULL) {
1513                 name = connman_network_get_string(network,
1514                                                 CONNMAN_PROPERTY_ID_NAME);
1515                 g_free(device->last_network);
1516                 device->last_network = g_strdup(name);
1517
1518                 device->network = connman_network_ref(network);
1519         } else {
1520                 g_free(device->last_network);
1521                 device->last_network = NULL;
1522
1523                 device->network = NULL;
1524         }
1525 }
1526
1527 void __connman_device_set_reconnect(struct connman_device *device,
1528                                                 connman_bool_t reconnect)
1529 {
1530         device->reconnect = reconnect;
1531 }
1532
1533 connman_bool_t  __connman_device_get_reconnect(
1534                                 struct connman_device *device)
1535 {
1536         return device->reconnect;
1537 }
1538
1539 /**
1540  * connman_device_register:
1541  * @device: device structure
1542  *
1543  * Register device with the system
1544  */
1545 int connman_device_register(struct connman_device *device)
1546 {
1547         __connman_storage_load_device(device);
1548
1549         device->offlinemode = __connman_profile_get_offlinemode();
1550
1551         return connman_element_register(&device->element, NULL);
1552 }
1553
1554 /**
1555  * connman_device_unregister:
1556  * @device: device structure
1557  *
1558  * Unregister device with the system
1559  */
1560 void connman_device_unregister(struct connman_device *device)
1561 {
1562         __connman_storage_save_device(device);
1563
1564         connman_element_unregister(&device->element);
1565 }
1566
1567 /**
1568  * connman_device_get_data:
1569  * @device: device structure
1570  *
1571  * Get private device data pointer
1572  */
1573 void *connman_device_get_data(struct connman_device *device)
1574 {
1575         return device->driver_data;
1576 }
1577
1578 /**
1579  * connman_device_set_data:
1580  * @device: device structure
1581  * @data: data pointer
1582  *
1583  * Set private device data pointer
1584  */
1585 void connman_device_set_data(struct connman_device *device, void *data)
1586 {
1587         device->driver_data = data;
1588 }
1589
1590 static gboolean match_driver(struct connman_device *device,
1591                                         struct connman_device_driver *driver)
1592 {
1593         if (device->type == driver->type ||
1594                         driver->type == CONNMAN_DEVICE_TYPE_UNKNOWN)
1595                 return TRUE;
1596
1597         return FALSE;
1598 }
1599
1600 static int device_probe(struct connman_element *element)
1601 {
1602         struct connman_device *device = element->device;
1603         GSList *list;
1604
1605         DBG("element %p name %s", element, element->name);
1606
1607         if (device == NULL)
1608                 return -ENODEV;
1609
1610         if (device->driver != NULL)
1611                 return -EALREADY;
1612
1613         for (list = driver_list; list; list = list->next) {
1614                 struct connman_device_driver *driver = list->data;
1615
1616                 if (match_driver(device, driver) == FALSE)
1617                         continue;
1618
1619                 DBG("driver %p name %s", driver, driver->name);
1620
1621                 if (driver->probe(device) == 0) {
1622                         device->driver = driver;
1623                         break;
1624                 }
1625         }
1626
1627         if (device->driver == NULL)
1628                 return -ENODEV;
1629
1630         return setup_device(device);
1631 }
1632
1633 static void device_remove(struct connman_element *element)
1634 {
1635         struct connman_device *device = element->device;
1636
1637         DBG("element %p name %s", element, element->name);
1638
1639         if (device == NULL)
1640                 return;
1641
1642         if (device->driver == NULL)
1643                 return;
1644
1645         remove_device(device);
1646 }
1647
1648 static struct connman_driver device_driver = {
1649         .name           = "device",
1650         .type           = CONNMAN_ELEMENT_TYPE_DEVICE,
1651         .priority       = CONNMAN_DRIVER_PRIORITY_LOW,
1652         .probe          = device_probe,
1653         .remove         = device_remove,
1654 };
1655
1656 static int device_load(struct connman_device *device)
1657 {
1658         const char *ident = __connman_profile_active_ident();
1659         GKeyFile *keyfile;
1660         GError *error = NULL;
1661         gchar *identifier;
1662         connman_bool_t powered;
1663         int val;
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         powered = g_key_file_get_boolean(keyfile, identifier,
1676                                                 "Powered", &error);
1677         if (error == NULL)
1678                 device->powered_persistent = powered;
1679         g_clear_error(&error);
1680
1681         switch (device->mode) {
1682         case CONNMAN_DEVICE_MODE_UNKNOWN:
1683                 break;
1684         case CONNMAN_DEVICE_MODE_NETWORK_SINGLE:
1685         case CONNMAN_DEVICE_MODE_NETWORK_MULTIPLE:
1686                 val = g_key_file_get_integer(keyfile, identifier,
1687                                                 "ScanInterval", &error);
1688                 if (error == NULL && val > 0)
1689                         device->scan_interval = val;
1690                 g_clear_error(&error);
1691                 break;
1692         }
1693
1694 done:
1695         g_free(identifier);
1696
1697         __connman_storage_close_profile(ident, keyfile, FALSE);
1698
1699         return 0;
1700 }
1701
1702 static int device_save(struct connman_device *device)
1703 {
1704         const char *ident = __connman_profile_active_ident();
1705         GKeyFile *keyfile;
1706         gchar *identifier;
1707
1708         DBG("device %p", device);
1709
1710         keyfile = __connman_storage_open_profile(ident);
1711         if (keyfile == NULL)
1712                 return 0;
1713
1714         identifier = g_strdup_printf("device_%s", device->element.name);
1715         if (identifier == NULL)
1716                 goto done;
1717
1718         g_key_file_set_boolean(keyfile, identifier,
1719                                         "Powered", device->powered_persistent);
1720
1721         switch (device->mode) {
1722         case CONNMAN_DEVICE_MODE_UNKNOWN:
1723                 break;
1724         case CONNMAN_DEVICE_MODE_NETWORK_SINGLE:
1725         case CONNMAN_DEVICE_MODE_NETWORK_MULTIPLE:
1726                 if (device->scan_interval > 0)
1727                         g_key_file_set_integer(keyfile, identifier,
1728                                         "ScanInterval", device->scan_interval);
1729                 break;
1730         }
1731
1732 done:
1733         g_free(identifier);
1734
1735         __connman_storage_close_profile(ident, keyfile, TRUE);
1736
1737         return 0;
1738 }
1739
1740 static struct connman_storage device_storage = {
1741         .name           = "device",
1742         .priority       = CONNMAN_STORAGE_PRIORITY_LOW,
1743         .device_load    = device_load,
1744         .device_save    = device_save,
1745 };
1746
1747 int __connman_device_init(void)
1748 {
1749         DBG("");
1750
1751         connection = connman_dbus_get_connection();
1752
1753         if (connman_storage_register(&device_storage) < 0)
1754                 connman_error("Failed to register device storage");
1755
1756         return connman_driver_register(&device_driver);
1757 }
1758
1759 void __connman_device_cleanup(void)
1760 {
1761         DBG("");
1762
1763         connman_driver_unregister(&device_driver);
1764
1765         connman_storage_unregister(&device_storage);
1766
1767         dbus_connection_unref(connection);
1768 }