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 secondary;
  40         connman_bool_t offlinemode;
  41         connman_bool_t blocked;
  42         connman_bool_t powered;
  43         connman_bool_t powered_pending;
  44         connman_bool_t powered_persistent;
  45         connman_bool_t carrier;
  46         connman_bool_t scanning;
  47         connman_bool_t disconnected;
  48         connman_uint16_t scan_interval;
  49         char *name;
  50         char *node;
  51         char *address;
  52         char *interface;
  53         char *control;
  54         char *ident;
  55         int phyindex;
  56         unsigned int connections;
  57         guint scan_timeout;
  58         struct connman_ipconfig *ipconfig;
  59
  60         struct connman_device_driver *driver;
  61         void *driver_data;
  62
  63         connman_bool_t registered;
  64
  65         char *last_network;
  66         struct connman_network *network;
  67         GHashTable *networks;
  68
  69         DBusMessage *pending;
  70         guint timeout;
  71 };
  72
  73 static gboolean device_scan_trigger(gpointer user_data)
  74 {
  75         struct connman_device *device = user_data;
  76
  77         DBG("device %p", device);
  78
  79         if (device->driver == NULL) {
  80                 device->scan_timeout = 0;
  81                 return FALSE;
  82         }
  83
  84         if (device->driver->scan)
  85                 device->driver->scan(device);
  86
  87         return TRUE;
  88 }
  89
  90 static void clear_scan_trigger(struct connman_device *device)
  91 {
  92         if (device->scan_timeout > 0) {
  93                 g_source_remove(device->scan_timeout);
  94                 device->scan_timeout = 0;
  95         }
  96 }
  97
  98 static void reset_scan_trigger(struct connman_device *device)
  99 {
 100         clear_scan_trigger(device);
 101
 102         if (device->scan_interval > 0) {
 103                 guint interval = device->scan_interval;
 104                 device->scan_timeout = g_timeout_add_seconds(interval,
 105                                         device_scan_trigger, device);
 106         }
 107 }
 108
 109 static const char *type2description(enum connman_device_type type)
 110 {
 111         switch (type) {
 112         case CONNMAN_DEVICE_TYPE_UNKNOWN:
 113         case CONNMAN_DEVICE_TYPE_VENDOR:
 114                 break;
 115         case CONNMAN_DEVICE_TYPE_ETHERNET:
 116                 return "Ethernet";
 117         case CONNMAN_DEVICE_TYPE_WIFI:
 118                 return "Wireless";
 119         case CONNMAN_DEVICE_TYPE_WIMAX:
 120                 return "WiMAX";
 121         case CONNMAN_DEVICE_TYPE_BLUETOOTH:
 122                 return "Bluetooth";
 123         case CONNMAN_DEVICE_TYPE_GPS:
 124                 return "GPS";
 125         case CONNMAN_DEVICE_TYPE_MBM:
 126         case CONNMAN_DEVICE_TYPE_HSO:
 127         case CONNMAN_DEVICE_TYPE_NOZOMI:
 128         case CONNMAN_DEVICE_TYPE_HUAWEI:
 129         case CONNMAN_DEVICE_TYPE_NOVATEL:
 130                 return "Cellular";
 131         }
 132
 133         return NULL;
 134 }
 135
 136 static const char *type2string(enum connman_device_type type)
 137 {
 138         switch (type) {
 139         case CONNMAN_DEVICE_TYPE_UNKNOWN:
 140         case CONNMAN_DEVICE_TYPE_VENDOR:
 141                 break;
 142         case CONNMAN_DEVICE_TYPE_ETHERNET:
 143                 return "ethernet";
 144         case CONNMAN_DEVICE_TYPE_WIFI:
 145                 return "wifi";
 146         case CONNMAN_DEVICE_TYPE_WIMAX:
 147                 return "wimax";
 148         case CONNMAN_DEVICE_TYPE_BLUETOOTH:
 149                 return "bluetooth";
 150         case CONNMAN_DEVICE_TYPE_GPS:
 151                 return "gps";
 152         case CONNMAN_DEVICE_TYPE_MBM:
 153         case CONNMAN_DEVICE_TYPE_HSO:
 154         case CONNMAN_DEVICE_TYPE_HUAWEI:
 155         case CONNMAN_DEVICE_TYPE_NOZOMI:
 156         case CONNMAN_DEVICE_TYPE_NOVATEL:
 157                 return "cellular";
 158         }
 159
 160         return NULL;
 161 }
 162
 163 enum connman_service_type __connman_device_get_service_type(struct connman_device *device)
 164 {
 165         enum connman_device_type type = connman_device_get_type(device);
 166
 167         switch (type) {
 168         case CONNMAN_DEVICE_TYPE_UNKNOWN:
 169         case CONNMAN_DEVICE_TYPE_VENDOR:
 170         case CONNMAN_DEVICE_TYPE_GPS:
 171         case CONNMAN_DEVICE_TYPE_NOZOMI:
 172         case CONNMAN_DEVICE_TYPE_HUAWEI:
 173         case CONNMAN_DEVICE_TYPE_NOVATEL:
 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_MBM:
 184         case CONNMAN_DEVICE_TYPE_HSO:
 185                 return CONNMAN_SERVICE_TYPE_CELLULAR;
 186         }
 187
 188         return CONNMAN_SERVICE_TYPE_UNKNOWN;
 189 }
 190
 191 static int set_connected(struct connman_device *device,
 192                                                 connman_bool_t connected)
 193 {
 194         if (connected == TRUE) {
 195                 enum connman_element_type type = CONNMAN_ELEMENT_TYPE_UNKNOWN;
 196                 struct connman_element *element;
 197
 198                 device->disconnected = TRUE;
 199
 200                 switch (device->element.ipv4.method) {
 201                 case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
 202                 case CONNMAN_IPCONFIG_METHOD_IGNORE:
 203                         return 0;
 204                 case CONNMAN_IPCONFIG_METHOD_STATIC:
 205                         type = CONNMAN_ELEMENT_TYPE_IPV4;
 206                         break;
 207                 case CONNMAN_IPCONFIG_METHOD_DHCP:
 208                         type = CONNMAN_ELEMENT_TYPE_DHCP;
 209                         break;
 210                 }
 211
 212                 element = connman_element_create(NULL);
 213                 if (element != NULL) {
 214                         struct connman_service *service;
 215
 216                         element->type  = type;
 217                         element->index = device->element.index;
 218
 219                         if (connman_element_register(element,
 220                                                         &device->element) < 0)
 221                                 connman_element_unref(element);
 222
 223                         device->disconnected = FALSE;
 224
 225                         service = __connman_service_lookup_from_device(device);
 226                         __connman_service_indicate_state(service,
 227                                         CONNMAN_SERVICE_STATE_CONFIGURATION);
 228                 }
 229         } else {
 230                 struct connman_service *service;
 231
 232                 connman_element_unregister_children(&device->element);
 233
 234                 device->disconnected = TRUE;
 235
 236                 service = __connman_service_lookup_from_device(device);
 237                 __connman_service_indicate_state(service,
 238                                         CONNMAN_SERVICE_STATE_IDLE);
 239         }
 240
 241         if (connected == TRUE) {
 242                 enum connman_service_type type;
 243
 244                 type = __connman_device_get_service_type(device);
 245                 __connman_notifier_connect(type);
 246         } else {
 247                 enum connman_service_type type;
 248
 249                 type = __connman_device_get_service_type(device);
 250                 __connman_notifier_disconnect(type);
 251         }
 252
 253         return 0;
 254 }
 255
 256 static int set_carrier(struct connman_device *device, connman_bool_t carrier)
 257 {
 258         if (carrier == TRUE)
 259                 __connman_profile_add_device(device);
 260         else
 261                 __connman_profile_remove_device(device);
 262
 263         return set_connected(device, carrier);
 264 }
 265
 266 static int powered_changed(struct connman_device *device)
 267 {
 268         DBusMessage *signal;
 269         DBusMessageIter entry, value;
 270         const char *key = "Powered";
 271
 272         signal = dbus_message_new_signal(device->element.path,
 273                                 CONNMAN_DEVICE_INTERFACE, "PropertyChanged");
 274         if (signal == NULL)
 275                 return -ENOMEM;
 276
 277         dbus_message_iter_init_append(signal, &entry);
 278
 279         dbus_message_iter_append_basic(&entry, DBUS_TYPE_STRING, &key);
 280
 281         dbus_message_iter_open_container(&entry, DBUS_TYPE_VARIANT,
 282                                         DBUS_TYPE_BOOLEAN_AS_STRING, &value);
 283         dbus_message_iter_append_basic(&value, DBUS_TYPE_BOOLEAN,
 284                                                         &device->powered);
 285         dbus_message_iter_close_container(&entry, &value);
 286
 287         g_dbus_send_message(connection, signal);
 288
 289         return 0;
 290 }
 291
 292 static int set_powered(struct connman_device *device, connman_bool_t powered)
 293 {
 294         struct connman_device_driver *driver = device->driver;
 295         enum connman_service_type type;
 296         int err;
 297
 298         DBG("device %p powered %d", device, powered);
 299
 300         if (device->powered_pending == powered)
 301                 return -EALREADY;
 302
 303         device->powered_pending = powered;
 304
 305         if (!driver)
 306                 return -EINVAL;
 307
 308         type = __connman_device_get_service_type(device);
 309
 310         if (powered == TRUE) {
 311                 if (driver->enable) {
 312                         err = driver->enable(device);
 313                         if (err == 0)
 314                                 __connman_notifier_enable(type);
 315                 } else
 316                         err = -EINVAL;
 317         } else {
 318                 clear_scan_trigger(device);
 319
 320                 g_hash_table_remove_all(device->networks);
 321
 322                 set_carrier(device, FALSE);
 323
 324                 if (driver->disable) {
 325                         err = driver->disable(device);
 326                         if (err == 0)
 327                                 __connman_notifier_disable(type);
 328                 } else
 329                         err = -EINVAL;
 330         }
 331
 332         if (err == 0) {
 333                 device->powered = powered;
 334
 335                 if (device->registered == TRUE)
 336                         powered_changed(device);
 337         }
 338
 339         return err;
 340 }
 341
 342 static void append_path(gpointer key, gpointer value, gpointer user_data)
 343 {
 344         struct connman_element *element = value;
 345         DBusMessageIter *iter = user_data;
 346
 347         dbus_message_iter_append_basic(iter, DBUS_TYPE_OBJECT_PATH,
 348                                                         &element->path);
 349 }
 350
 351 static void append_networks(struct connman_device *device,
 352                                                 DBusMessageIter *entry)
 353 {
 354         DBusMessageIter value, iter;
 355         const char *key = "Networks";
 356
 357         dbus_message_iter_append_basic(entry, DBUS_TYPE_STRING, &key);
 358
 359         dbus_message_iter_open_container(entry, DBUS_TYPE_VARIANT,
 360                 DBUS_TYPE_ARRAY_AS_STRING DBUS_TYPE_OBJECT_PATH_AS_STRING,
 361                                                                 &value);
 362
 363         dbus_message_iter_open_container(&value, DBUS_TYPE_ARRAY,
 364                                 DBUS_TYPE_OBJECT_PATH_AS_STRING, &iter);
 365         g_hash_table_foreach(device->networks, append_path, &iter);
 366         dbus_message_iter_close_container(&value, &iter);
 367
 368         dbus_message_iter_close_container(entry, &value);
 369 }
 370
 371 static DBusMessage *get_properties(DBusConnection *conn,
 372                                         DBusMessage *msg, void *data)
 373 {
 374         struct connman_device *device = data;
 375         DBusMessage *reply;
 376         DBusMessageIter array, dict, entry;
 377         const char *str;
 378
 379         DBG("conn %p", conn);
 380
 381         if (__connman_security_check_privilege(msg,
 382                                         CONNMAN_SECURITY_PRIVILEGE_PUBLIC) < 0)
 383                 return __connman_error_permission_denied(msg);
 384
 385         reply = dbus_message_new_method_return(msg);
 386         if (reply == NULL)
 387                 return NULL;
 388
 389         dbus_message_iter_init_append(reply, &array);
 390
 391         dbus_message_iter_open_container(&array, DBUS_TYPE_ARRAY,
 392                         DBUS_DICT_ENTRY_BEGIN_CHAR_AS_STRING
 393                         DBUS_TYPE_STRING_AS_STRING DBUS_TYPE_VARIANT_AS_STRING
 394                         DBUS_DICT_ENTRY_END_CHAR_AS_STRING, &dict);
 395
 396         if (device->name != NULL)
 397                 connman_dbus_dict_append_variant(&dict, "Name",
 398                                         DBUS_TYPE_STRING, &device->name);
 399
 400         str = type2string(device->type);
 401         if (str != NULL)
 402                 connman_dbus_dict_append_variant(&dict, "Type",
 403                                                 DBUS_TYPE_STRING, &str);
 404
 405         if (device->address != NULL)
 406                 connman_dbus_dict_append_variant(&dict, "Address",
 407                                         DBUS_TYPE_STRING, &device->address);
 408
 409         if (device->interface != NULL)
 410                 connman_dbus_dict_append_variant(&dict, "Interface",
 411                                         DBUS_TYPE_STRING, &device->interface);
 412
 413         connman_dbus_dict_append_variant(&dict, "Powered",
 414                                         DBUS_TYPE_BOOLEAN, &device->powered);
 415
 416         if (device->driver && device->driver->scan)
 417                 connman_dbus_dict_append_variant(&dict, "Scanning",
 418                                         DBUS_TYPE_BOOLEAN, &device->scanning);
 419
 420         switch (device->mode) {
 421         case CONNMAN_DEVICE_MODE_UNKNOWN:
 422                 break;
 423         case CONNMAN_DEVICE_MODE_TRANSPORT_IP:
 424                 __connman_element_append_ipv4(&device->element, &dict);
 425                 break;
 426         case CONNMAN_DEVICE_MODE_NETWORK_SINGLE:
 427         case CONNMAN_DEVICE_MODE_NETWORK_MULTIPLE:
 428                 if (device->scan_interval > 0)
 429                         connman_dbus_dict_append_variant(&dict, "ScanInterval",
 430                                 DBUS_TYPE_UINT16, &device->scan_interval);
 431
 432                 dbus_message_iter_open_container(&dict, DBUS_TYPE_DICT_ENTRY,
 433                                                                 NULL, &entry);
 434                 append_networks(device, &entry);
 435                 dbus_message_iter_close_container(&dict, &entry);
 436                 break;
 437         }
 438
 439         dbus_message_iter_close_container(&array, &dict);
 440
 441         return reply;
 442 }
 443
 444 static gboolean powered_timeout(gpointer user_data)
 445 {
 446         struct connman_device *device = user_data;
 447
 448         DBG("device %p", device);
 449
 450         device->timeout = 0;
 451
 452         if (device->pending != NULL) {
 453                 DBusMessage *reply;
 454
 455                 reply = __connman_error_operation_timeout(device->pending);
 456                 if (reply != NULL)
 457                         g_dbus_send_message(connection, reply);
 458
 459                 dbus_message_unref(device->pending);
 460                 device->pending = NULL;
 461         }
 462
 463         return FALSE;
 464 }
 465
 466 static DBusMessage *set_property(DBusConnection *conn,
 467                                         DBusMessage *msg, void *data)
 468 {
 469         struct connman_device *device = data;
 470         DBusMessageIter iter, value;
 471         const char *name;
 472         int type;
 473
 474         DBG("conn %p", conn);
 475
 476         if (dbus_message_iter_init(msg, &iter) == FALSE)
 477                 return __connman_error_invalid_arguments(msg);
 478
 479         dbus_message_iter_get_basic(&iter, &name);
 480         dbus_message_iter_next(&iter);
 481         dbus_message_iter_recurse(&iter, &value);
 482
 483         if (__connman_security_check_privilege(msg,
 484                                         CONNMAN_SECURITY_PRIVILEGE_MODIFY) < 0)
 485                 return __connman_error_permission_denied(msg);
 486
 487         type = dbus_message_iter_get_arg_type(&value);
 488
 489         if (g_str_equal(name, "Powered") == TRUE) {
 490                 connman_bool_t powered;
 491                 int err;
 492
 493                 if (type != DBUS_TYPE_BOOLEAN)
 494                         return __connman_error_invalid_arguments(msg);
 495
 496                 dbus_message_iter_get_basic(&value, &powered);
 497
 498                 device->powered_persistent = powered;
 499
 500                 __connman_storage_save_device(device);
 501
 502                 if (device->powered == powered)
 503                         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
 504
 505                 if (device->pending != NULL)
 506                         return __connman_error_in_progress(msg);
 507
 508                 err = set_powered(device, powered);
 509                 if (err < 0) {
 510                         if (err != -EINPROGRESS)
 511                                 return __connman_error_failed(msg, -err);
 512
 513                         device->pending = dbus_message_ref(msg);
 514
 515                         device->timeout = g_timeout_add_seconds(15,
 516                                                 powered_timeout, device);
 517
 518                         return NULL;
 519                 }
 520         } else if (g_str_equal(name, "ScanInterval") == TRUE) {
 521                 connman_uint16_t interval;
 522
 523                 switch (device->mode) {
 524                 case CONNMAN_DEVICE_MODE_UNKNOWN:
 525                 case CONNMAN_DEVICE_MODE_TRANSPORT_IP:
 526                         return __connman_error_invalid_arguments(msg);
 527                 case CONNMAN_DEVICE_MODE_NETWORK_SINGLE:
 528                 case CONNMAN_DEVICE_MODE_NETWORK_MULTIPLE:
 529                         break;
 530                 }
 531
 532                 if (type != DBUS_TYPE_UINT16)
 533                         return __connman_error_invalid_arguments(msg);
 534
 535                 dbus_message_iter_get_basic(&value, &interval);
 536
 537                 if (device->scan_interval != interval) {
 538                         device->scan_interval = interval;
 539
 540                         __connman_storage_save_device(device);
 541
 542                         reset_scan_trigger(device);
 543                 }
 544         } else if (g_str_has_prefix(name, "IPv4.") == TRUE) {
 545                 int err;
 546
 547                 if (device->ipconfig == NULL)
 548                         return __connman_error_invalid_property(msg);
 549
 550                 switch (device->mode) {
 551                 case CONNMAN_DEVICE_MODE_UNKNOWN:
 552                 case CONNMAN_DEVICE_MODE_NETWORK_SINGLE:
 553                 case CONNMAN_DEVICE_MODE_NETWORK_MULTIPLE:
 554                         return __connman_error_invalid_arguments(msg);
 555                 case CONNMAN_DEVICE_MODE_TRANSPORT_IP:
 556                         break;
 557                 }
 558
 559                 err = __connman_ipconfig_set_ipv4(device->ipconfig,
 560                                                         name + 5, &value);
 561                 if (err < 0)
 562                         return __connman_error_failed(msg, -err);
 563         } else
 564                 return __connman_error_invalid_property(msg);
 565
 566         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
 567 }
 568
 569 static DBusMessage *propose_scan(DBusConnection *conn,
 570                                         DBusMessage *msg, void *data)
 571 {
 572         struct connman_device *device = data;
 573         int err;
 574
 575         DBG("conn %p", conn);
 576
 577         switch (device->mode) {
 578         case CONNMAN_DEVICE_MODE_UNKNOWN:
 579         case CONNMAN_DEVICE_MODE_TRANSPORT_IP:
 580                 return __connman_error_not_supported(msg);
 581         case CONNMAN_DEVICE_MODE_NETWORK_SINGLE:
 582         case CONNMAN_DEVICE_MODE_NETWORK_MULTIPLE:
 583                 break;
 584         }
 585
 586         err = __connman_device_scan(device);
 587         if (err < 0)
 588                 return __connman_error_failed(msg, -err);
 589
 590         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
 591 }
 592
 593 static GDBusMethodTable device_methods[] = {
 594         { "GetProperties", "",      "a{sv}", get_properties },
 595         { "SetProperty",   "sv",    "",      set_property,
 596                                                 G_DBUS_METHOD_FLAG_ASYNC },
 597         { "ProposeScan",   "",      "",      propose_scan   },
 598         { },
 599 };
 600
 601 static GDBusSignalTable device_signals[] = {
 602         { "PropertyChanged", "sv" },
 603         { },
 604 };
 605
 606 static void append_devices(DBusMessageIter *entry)
 607 {
 608         DBusMessageIter value, iter;
 609         const char *key = "Devices";
 610
 611         dbus_message_iter_append_basic(entry, DBUS_TYPE_STRING, &key);
 612
 613         dbus_message_iter_open_container(entry, DBUS_TYPE_VARIANT,
 614                 DBUS_TYPE_ARRAY_AS_STRING DBUS_TYPE_OBJECT_PATH_AS_STRING,
 615                                                                 &value);
 616
 617         dbus_message_iter_open_container(&value, DBUS_TYPE_ARRAY,
 618                                 DBUS_TYPE_OBJECT_PATH_AS_STRING, &iter);
 619         __connman_element_list(NULL, CONNMAN_ELEMENT_TYPE_DEVICE, &iter);
 620         dbus_message_iter_close_container(&value, &iter);
 621
 622         dbus_message_iter_close_container(entry, &value);
 623 }
 624
 625 static void emit_devices_signal(void)
 626 {
 627         DBusMessage *signal;
 628         DBusMessageIter entry;
 629
 630         signal = dbus_message_new_signal(CONNMAN_MANAGER_PATH,
 631                                 CONNMAN_MANAGER_INTERFACE, "PropertyChanged");
 632         if (signal == NULL)
 633                 return;
 634
 635         dbus_message_iter_init_append(signal, &entry);
 636
 637         append_devices(&entry);
 638
 639         g_dbus_send_message(connection, signal);
 640 }
 641
 642 static int register_interface(struct connman_element *element)
 643 {
 644         struct connman_device *device = element->device;
 645
 646         DBG("element %p name %s", element, element->name);
 647
 648         if (g_dbus_register_interface(connection, element->path,
 649                                         CONNMAN_DEVICE_INTERFACE,
 650                                         device_methods, device_signals,
 651                                         NULL, device, NULL) == FALSE) {
 652                 connman_error("Failed to register %s device", element->path);
 653                 return -EIO;
 654         }
 655
 656         device->registered = TRUE;
 657
 658         emit_devices_signal();
 659
 660         return 0;
 661 }
 662
 663 static void unregister_interface(struct connman_element *element)
 664 {
 665         struct connman_device *device = element->device;
 666
 667         DBG("element %p name %s", element, element->name);
 668
 669         device->registered = FALSE;
 670
 671         emit_devices_signal();
 672
 673         g_dbus_unregister_interface(connection, element->path,
 674                                                 CONNMAN_DEVICE_INTERFACE);
 675 }
 676
 677 static int setup_device(struct connman_device *device)
 678 {
 679         enum connman_service_type type;
 680         int err;
 681
 682         DBG("device %p", device);
 683
 684         err = register_interface(&device->element);
 685         if (err < 0) {
 686                 if (device->driver->remove)
 687                         device->driver->remove(device);
 688                 device->driver = NULL;
 689                 return err;
 690         }
 691
 692         type = __connman_device_get_service_type(device);
 693         __connman_notifier_register(type);
 694
 695         switch (device->mode) {
 696         case CONNMAN_DEVICE_MODE_UNKNOWN:
 697         case CONNMAN_DEVICE_MODE_NETWORK_SINGLE:
 698         case CONNMAN_DEVICE_MODE_NETWORK_MULTIPLE:
 699                 break;
 700         case CONNMAN_DEVICE_MODE_TRANSPORT_IP:
 701                 if (device->carrier == TRUE && device->secondary == FALSE)
 702                         __connman_profile_add_device(device);
 703                 break;
 704         }
 705
 706         if (device->offlinemode == FALSE &&
 707                                 device->powered_persistent == TRUE)
 708                 __connman_device_enable(device);
 709
 710         return 0;
 711 }
 712
 713 static void probe_driver(struct connman_element *element, gpointer user_data)
 714 {
 715         struct connman_device_driver *driver = user_data;
 716
 717         DBG("element %p name %s", element, element->name);
 718
 719         if (element->device == NULL)
 720                 return;
 721
 722         if (element->device->driver != NULL)
 723                 return;
 724
 725         if (driver->type != element->device->type)
 726                 return;
 727
 728         if (driver->probe(element->device) < 0)
 729                 return;
 730
 731         element->device->driver = driver;
 732
 733         setup_device(element->device);
 734 }
 735
 736 static void remove_device(struct connman_device *device)
 737 {
 738         enum connman_service_type type;
 739
 740         DBG("device %p", device);
 741
 742         __connman_device_disable(device);
 743
 744         switch (device->mode) {
 745         case CONNMAN_DEVICE_MODE_UNKNOWN:
 746         case CONNMAN_DEVICE_MODE_NETWORK_SINGLE:
 747         case CONNMAN_DEVICE_MODE_NETWORK_MULTIPLE:
 748                 break;
 749         case CONNMAN_DEVICE_MODE_TRANSPORT_IP:
 750                 if (device->secondary == FALSE)
 751                         __connman_profile_remove_device(device);
 752                 break;
 753         }
 754
 755         type = __connman_device_get_service_type(device);
 756         __connman_notifier_unregister(type);
 757
 758         unregister_interface(&device->element);
 759
 760         if (device->driver->remove)
 761                 device->driver->remove(device);
 762
 763         device->driver = NULL;
 764 }
 765
 766 static void remove_driver(struct connman_element *element, gpointer user_data)
 767 {
 768         struct connman_device_driver *driver = user_data;
 769
 770         DBG("element %p name %s", element, element->name);
 771
 772         if (element->device == NULL)
 773                 return;
 774
 775         if (element->device->driver == driver)
 776                 remove_device(element->device);
 777 }
 778
 779 connman_bool_t __connman_device_has_driver(struct connman_device *device)
 780 {
 781         if (device == NULL || device->driver == NULL)
 782                 return FALSE;
 783
 784         return device->registered;
 785 }
 786
 787 static GSList *driver_list = NULL;
 788
 789 static gint compare_priority(gconstpointer a, gconstpointer b)
 790 {
 791         const struct connman_device_driver *driver1 = a;
 792         const struct connman_device_driver *driver2 = b;
 793
 794         return driver2->priority - driver1->priority;
 795 }
 796
 797 /**
 798  * connman_device_driver_register:
 799  * @driver: device driver definition
 800  *
 801  * Register a new device driver
 802  *
 803  * Returns: %0 on success
 804  */
 805 int connman_device_driver_register(struct connman_device_driver *driver)
 806 {
 807         DBG("driver %p name %s", driver, driver->name);
 808
 809         driver_list = g_slist_insert_sorted(driver_list, driver,
 810                                                         compare_priority);
 811
 812         __connman_element_foreach(NULL, CONNMAN_ELEMENT_TYPE_DEVICE,
 813                                                 probe_driver, driver);
 814
 815         return 0;
 816 }
 817
 818 /**
 819  * connman_device_driver_unregister:
 820  * @driver: device driver definition
 821  *
 822  * Remove a previously registered device driver
 823  */
 824 void connman_device_driver_unregister(struct connman_device_driver *driver)
 825 {
 826         DBG("driver %p name %s", driver, driver->name);
 827
 828         driver_list = g_slist_remove(driver_list, driver);
 829
 830         __connman_element_foreach(NULL, CONNMAN_ELEMENT_TYPE_DEVICE,
 831                                                 remove_driver, driver);
 832 }
 833
 834 static void unregister_network(gpointer data)
 835 {
 836         struct connman_network *network = data;
 837
 838         DBG("network %p", network);
 839
 840         connman_element_unregister((struct connman_element *) network);
 841
 842         connman_network_unref(network);
 843 }
 844
 845 static void device_destruct(struct connman_element *element)
 846 {
 847         struct connman_device *device = element->device;
 848
 849         DBG("element %p name %s", element, element->name);
 850
 851         if (device->timeout > 0) {
 852                 g_source_remove(device->timeout);
 853                 device->timeout = 0;
 854         }
 855
 856         if (device->pending != NULL) {
 857                 dbus_message_unref(device->pending);
 858                 device->pending = NULL;
 859         }
 860
 861         g_free(device->ident);
 862         g_free(device->node);
 863         g_free(device->name);
 864         g_free(device->address);
 865         g_free(device->control);
 866         g_free(device->interface);
 867
 868         if (device->ipconfig != NULL) {
 869                 connman_ipconfig_unref(device->ipconfig);
 870                 device->ipconfig = NULL;
 871         }
 872
 873         g_free(device->last_network);
 874
 875         g_hash_table_destroy(device->networks);
 876         device->networks = NULL;
 877 }
 878
 879 /**
 880  * connman_device_create:
 881  * @node: device node name (for example an address)
 882  * @type: device type
 883  *
 884  * Allocate a new device of given #type and assign the #node name to it.
 885  *
 886  * Returns: a newly-allocated #connman_device structure
 887  */
 888 struct connman_device *connman_device_create(const char *node,
 889                                                 enum connman_device_type type)
 890 {
 891         struct connman_device *device;
 892         const char *str;
 893
 894         DBG("node %s type %d", node, type);
 895
 896         device = g_try_new0(struct connman_device, 1);
 897         if (device == NULL)
 898                 return NULL;
 899
 900         DBG("device %p", device);
 901
 902         __connman_element_initialize(&device->element);
 903
 904         device->element.name = g_strdup(node);
 905         device->element.type = CONNMAN_ELEMENT_TYPE_DEVICE;
 906
 907         device->element.device = device;
 908         device->element.destruct = device_destruct;
 909
 910         str = type2string(type);
 911         if (str != NULL)
 912                 connman_element_set_string(&device->element,
 913                                         CONNMAN_PROPERTY_ID_TYPE, str);
 914
 915         device->element.ipv4.method = CONNMAN_IPCONFIG_METHOD_DHCP;
 916
 917         device->type      = type;
 918         device->name      = g_strdup(type2description(device->type));
 919         device->mode      = CONNMAN_DEVICE_MODE_UNKNOWN;
 920         device->secondary = FALSE;
 921
 922         device->powered_persistent = TRUE;
 923
 924         device->phyindex = -1;
 925
 926         switch (type) {
 927         case CONNMAN_DEVICE_TYPE_UNKNOWN:
 928         case CONNMAN_DEVICE_TYPE_VENDOR:
 929                 device->scan_interval = 0;
 930                 break;
 931         case CONNMAN_DEVICE_TYPE_ETHERNET:
 932         case CONNMAN_DEVICE_TYPE_WIFI:
 933                 device->scan_interval = 300;
 934                 break;
 935         case CONNMAN_DEVICE_TYPE_WIMAX:
 936                 device->scan_interval = 0;
 937                 break;
 938         case CONNMAN_DEVICE_TYPE_BLUETOOTH:
 939                 device->scan_interval = 0;
 940                 break;
 941         case CONNMAN_DEVICE_TYPE_GPS:
 942                 device->scan_interval = 0;
 943                 break;
 944         case CONNMAN_DEVICE_TYPE_MBM:
 945         case CONNMAN_DEVICE_TYPE_HSO:
 946         case CONNMAN_DEVICE_TYPE_NOZOMI:
 947         case CONNMAN_DEVICE_TYPE_HUAWEI:
 948         case CONNMAN_DEVICE_TYPE_NOVATEL:
 949                 device->scan_interval = 0;
 950                 break;
 951         }
 952
 953         device->networks = g_hash_table_new_full(g_str_hash, g_str_equal,
 954                                                 g_free, unregister_network);
 955
 956         return device;
 957 }
 958
 959 /**
 960  * connman_device_ref:
 961  * @device: device structure
 962  *
 963  * Increase reference counter of device
 964  */
 965 struct connman_device *connman_device_ref(struct connman_device *device)
 966 {
 967         if (connman_element_ref(&device->element) == NULL)
 968                 return NULL;
 969
 970         return device;
 971 }
 972
 973 /**
 974  * connman_device_unref:
 975  * @device: device structure
 976  *
 977  * Decrease reference counter of device
 978  */
 979 void connman_device_unref(struct connman_device *device)
 980 {
 981         connman_element_unref(&device->element);
 982 }
 983
 984 const char *__connman_device_get_type(struct connman_device *device)
 985 {
 986         return type2string(device->type);
 987 }
 988
 989 /**
 990  * connman_device_get_type:
 991  * @device: device structure
 992  *
 993  * Get type of device
 994  */
 995 enum connman_device_type connman_device_get_type(struct connman_device *device)
 996 {
 997         return device->type;
 998 }
 999
1000 /**
1001  * connman_device_get_name:
1002  * @device: device structure
1003  *
1004  * Get unique name of device
1005  */
1006 const char *connman_device_get_name(struct connman_device *device)
1007 {
1008         return device->element.name;
1009 }
1010
1011 /**
1012  * connman_device_get_path:
1013  * @device: device structure
1014  *
1015  * Get path name of device
1016  */
1017 const char *connman_device_get_path(struct connman_device *device)
1018 {
1019         return device->element.path;
1020 }
1021
1022 /**
1023  * connman_device_set_index:
1024  * @device: device structure
1025  * @index: index number
1026  *
1027  * Set index number of device
1028  */
1029 void connman_device_set_index(struct connman_device *device, int index)
1030 {
1031         device->element.index = index;
1032
1033         if (device->ipconfig != NULL) {
1034                 if (index == connman_ipconfig_get_index(device->ipconfig))
1035                         return;
1036
1037                 connman_ipconfig_unref(device->ipconfig);
1038         }
1039
1040         device->ipconfig = connman_ipconfig_create(index);
1041 }
1042
1043 /**
1044  * connman_device_get_index:
1045  * @device: device structure
1046  *
1047  * Get index number of device
1048  */
1049 int connman_device_get_index(struct connman_device *device)
1050 {
1051         return device->element.index;
1052 }
1053
1054 int __connman_device_get_phyindex(struct connman_device *device)
1055 {
1056         return device->phyindex;
1057 }
1058
1059 void __connman_device_set_phyindex(struct connman_device *device,
1060                                                         int phyindex)
1061 {
1062         device->phyindex = phyindex;
1063 }
1064
1065 /**
1066  * connman_device_set_interface:
1067  * @device: device structure
1068  * @interface: interface name
1069  * @control: control interface
1070  *
1071  * Set interface name of device
1072  */
1073 void connman_device_set_interface(struct connman_device *device,
1074                                 const char *interface, const char *control)
1075 {
1076         g_free(device->element.devname);
1077         device->element.devname = g_strdup(interface);
1078
1079         g_free(device->interface);
1080         device->interface = g_strdup(interface);
1081
1082         g_free(device->control);
1083         device->control = g_strdup(control);
1084
1085         if (device->name == NULL) {
1086                 const char *str = type2description(device->type);
1087                 if (str != NULL && device->interface != NULL)
1088                         device->name = g_strdup_printf("%s (%s)", str,
1089                                                         device->interface);
1090         }
1091 }
1092
1093 const char *connman_device_get_control(struct connman_device *device)
1094 {
1095         return device->control;
1096 }
1097
1098 /**
1099  * connman_device_set_ident:
1100  * @device: device structure
1101  * @ident: unique identifier
1102  *
1103  * Set unique identifier of device
1104  */
1105 void connman_device_set_ident(struct connman_device *device,
1106                                                         const char *ident)
1107 {
1108         g_free(device->ident);
1109         device->ident = g_strdup(ident);
1110 }
1111
1112 const char *__connman_device_get_ident(struct connman_device *device)
1113 {
1114         return device->ident;
1115 }
1116
1117 /**
1118  * connman_device_set_mode:
1119  * @device: device structure
1120  * @mode: network mode
1121  *
1122  * Change network mode of device
1123  */
1124 void connman_device_set_mode(struct connman_device *device,
1125                                                 enum connman_device_mode mode)
1126 {
1127         device->mode = mode;
1128 }
1129
1130 /**
1131  * connman_device_get_mode:
1132  * @device: device structure
1133  *
1134  * Get network mode of device
1135  */
1136 enum connman_device_mode connman_device_get_mode(struct connman_device *device)
1137 {
1138         return device->mode;
1139 }
1140
1141 /**
1142  * connman_device_set_secondary:
1143  * @device: device structure
1144  * @secondary: secondary value
1145  *
1146  * Change secondary value of device
1147  */
1148 void connman_device_set_secondary(struct connman_device *device,
1149                                                 connman_bool_t secondary)
1150 {
1151         device->secondary = secondary;
1152 }
1153
1154 /**
1155  * connman_device_get_secondary:
1156  * @device: device structure
1157  *
1158  * Get secondary value of device
1159  */
1160 connman_bool_t connman_device_get_secondary(struct connman_device *device)
1161 {
1162         return device->secondary;
1163 }
1164
1165 /**
1166  * connman_device_set_powered:
1167  * @device: device structure
1168  * @powered: powered state
1169  *
1170  * Change power state of device
1171  */
1172 int connman_device_set_powered(struct connman_device *device,
1173                                                 connman_bool_t powered)
1174 {
1175         enum connman_service_type type;
1176
1177         DBG("driver %p powered %d", device, powered);
1178
1179         if (device->timeout > 0) {
1180                 g_source_remove(device->timeout);
1181                 device->timeout = 0;
1182         }
1183
1184         if (device->pending != NULL) {
1185                 g_dbus_send_reply(connection, device->pending,
1186                                                         DBUS_TYPE_INVALID);
1187
1188                 dbus_message_unref(device->pending);
1189                 device->pending = NULL;
1190         }
1191
1192         if (device->powered == powered)
1193                 return -EALREADY;
1194
1195         device->powered = powered;
1196         device->powered_pending = powered;
1197
1198         type = __connman_device_get_service_type(device);
1199
1200         if (device->powered == TRUE)
1201                 __connman_notifier_enable(type);
1202         else
1203                 __connman_notifier_disable(type);
1204
1205         if (device->registered == FALSE)
1206                 return 0;
1207
1208         powered_changed(device);
1209
1210         if (powered == FALSE)
1211                 return 0;
1212
1213         reset_scan_trigger(device);
1214
1215         if (device->driver->scan)
1216                 device->driver->scan(device);
1217
1218         return 0;
1219 }
1220
1221 int __connman_device_set_blocked(struct connman_device *device,
1222                                                 connman_bool_t blocked)
1223 {
1224         connman_bool_t powered;
1225
1226         DBG("device %p blocked %d", device, blocked);
1227
1228         device->blocked = blocked;
1229
1230         if (device->offlinemode == TRUE)
1231                 return 0;
1232
1233         if (blocked == FALSE)
1234                 powered = device->powered_persistent;
1235         else
1236                 powered = FALSE;
1237
1238         return set_powered(device, powered);
1239 }
1240
1241 /**
1242  * connman_device_set_carrier:
1243  * @device: device structure
1244  * @carrier: carrier state
1245  *
1246  * Change carrier state of device (only for device without scanning)
1247  */
1248 int connman_device_set_carrier(struct connman_device *device,
1249                                                 connman_bool_t carrier)
1250 {
1251         DBG("device %p carrier %d", device, carrier);
1252
1253         switch (device->mode) {
1254         case CONNMAN_DEVICE_MODE_UNKNOWN:
1255         case CONNMAN_DEVICE_MODE_NETWORK_SINGLE:
1256         case CONNMAN_DEVICE_MODE_NETWORK_MULTIPLE:
1257                 return -EINVAL;
1258         case CONNMAN_DEVICE_MODE_TRANSPORT_IP:
1259                 break;
1260         }
1261
1262         if (device->carrier == carrier)
1263                 return -EALREADY;
1264
1265         device->carrier = carrier;
1266
1267         return set_carrier(device, device->carrier);
1268 }
1269
1270 int __connman_device_scan(struct connman_device *device)
1271 {
1272         if (!device->driver || !device->driver->scan)
1273                 return -EOPNOTSUPP;
1274
1275         if (device->powered == FALSE)
1276                 return -ENOLINK;
1277
1278         return device->driver->scan(device);
1279 }
1280
1281 int __connman_device_enable(struct connman_device *device)
1282 {
1283         enum connman_service_type type;
1284         int err;
1285
1286         DBG("device %p", device);
1287
1288         if (!device->driver || !device->driver->enable)
1289                 return -EOPNOTSUPP;
1290
1291         if (device->powered_pending == TRUE)
1292                 return -EALREADY;
1293
1294         device->powered_pending = TRUE;
1295
1296         err = device->driver->enable(device);
1297         if (err < 0)
1298                 return err;
1299
1300         device->powered = TRUE;
1301
1302         type = __connman_device_get_service_type(device);
1303         __connman_notifier_enable(type);
1304
1305         return 0;
1306 }
1307
1308 int __connman_device_enable_persistent(struct connman_device *device)
1309 {
1310         DBG("device %p", device);
1311
1312         device->powered_persistent = TRUE;
1313
1314         __connman_storage_save_device(device);
1315
1316         return __connman_device_enable(device);
1317 }
1318
1319 int __connman_device_disable(struct connman_device *device)
1320 {
1321         enum connman_service_type type;
1322         int err;
1323
1324         DBG("device %p", device);
1325
1326         if (!device->driver || !device->driver->disable)
1327                 return -EOPNOTSUPP;
1328
1329         if (device->powered == FALSE)
1330                 return -ENOLINK;
1331
1332         if (device->powered_pending == FALSE)
1333                 return -EALREADY;
1334
1335         device->powered_pending = FALSE;
1336
1337         clear_scan_trigger(device);
1338
1339         g_hash_table_remove_all(device->networks);
1340
1341         err = device->driver->disable(device);
1342         if (err < 0)
1343                 return err;
1344
1345         device->powered = FALSE;
1346
1347         type = __connman_device_get_service_type(device);
1348         __connman_notifier_disable(type);
1349
1350         return 0;
1351 }
1352
1353 int __connman_device_disable_persistent(struct connman_device *device)
1354 {
1355         DBG("device %p", device);
1356
1357         device->powered_persistent = FALSE;
1358
1359         __connman_storage_save_device(device);
1360
1361         return __connman_device_disable(device);
1362 }
1363
1364 int __connman_device_connect(struct connman_device *device)
1365 {
1366         DBG("device %p", device);
1367
1368         if (device->disconnected == FALSE)
1369                 return -EINVAL;
1370
1371         if (device->driver && device->driver->connect)
1372                 device->driver->connect(device);
1373
1374         return 0;
1375 }
1376
1377 int __connman_device_disconnect(struct connman_device *device)
1378 {
1379         GHashTableIter iter;
1380         gpointer key, value;
1381
1382         DBG("device %p", device);
1383
1384         connman_device_set_disconnected(device, TRUE);
1385
1386         g_hash_table_iter_init(&iter, device->networks);
1387
1388         while (g_hash_table_iter_next(&iter, &key, &value) == TRUE) {
1389                 struct connman_network *network = value;
1390
1391                 __connman_network_disconnect(network);
1392         }
1393
1394         if (device->driver && device->driver->disconnect)
1395                 device->driver->disconnect(device);
1396
1397         return 0;
1398 }
1399
1400 static void mark_network_unavailable(gpointer key, gpointer value,
1401                                                         gpointer user_data)
1402 {
1403         struct connman_network *network = value;
1404
1405         if (connman_network_get_connected(network) == TRUE)
1406                 return;
1407
1408         connman_network_set_available(network, FALSE);
1409 }
1410
1411 static gboolean remove_unavailable_network(gpointer key, gpointer value,
1412                                                         gpointer user_data)
1413 {
1414         struct connman_network *network = value;
1415
1416         if (connman_network_get_connected(network) == TRUE)
1417                 return FALSE;
1418
1419         if (connman_network_get_available(network) == TRUE)
1420                 return FALSE;
1421
1422         return TRUE;
1423 }
1424
1425 void __connman_device_cleanup_networks(struct connman_device *device)
1426 {
1427         g_hash_table_foreach_remove(device->networks,
1428                                         remove_unavailable_network, NULL);
1429 }
1430
1431 /**
1432  * connman_device_set_scanning:
1433  * @device: device structure
1434  * @scanning: scanning state
1435  *
1436  * Change scanning state of device
1437  */
1438 int connman_device_set_scanning(struct connman_device *device,
1439                                                 connman_bool_t scanning)
1440 {
1441         DBusMessage *signal;
1442         DBusMessageIter entry, value;
1443         const char *key = "Scanning";
1444
1445         DBG("device %p scanning %d", device, scanning);
1446
1447         if (!device->driver || !device->driver->scan)
1448                 return -EINVAL;
1449
1450         if (device->scanning == scanning)
1451                 return -EALREADY;
1452
1453         device->scanning = scanning;
1454
1455         signal = dbus_message_new_signal(device->element.path,
1456                                 CONNMAN_DEVICE_INTERFACE, "PropertyChanged");
1457         if (signal == NULL)
1458                 return 0;
1459
1460         dbus_message_iter_init_append(signal, &entry);
1461
1462         dbus_message_iter_append_basic(&entry, DBUS_TYPE_STRING, &key);
1463
1464         dbus_message_iter_open_container(&entry, DBUS_TYPE_VARIANT,
1465                                         DBUS_TYPE_BOOLEAN_AS_STRING, &value);
1466         dbus_message_iter_append_basic(&value, DBUS_TYPE_BOOLEAN, &scanning);
1467         dbus_message_iter_close_container(&entry, &value);
1468
1469         g_dbus_send_message(connection, signal);
1470
1471         if (scanning == TRUE) {
1472                 reset_scan_trigger(device);
1473
1474                 g_hash_table_foreach(device->networks,
1475                                         mark_network_unavailable, NULL);
1476
1477                 return 0;
1478         }
1479
1480         __connman_device_cleanup_networks(device);
1481
1482         if (device->connections > 0)
1483                 return 0;
1484
1485         if (device->disconnected == TRUE)
1486                 return 0;
1487
1488         __connman_service_auto_connect();
1489
1490         return 0;
1491 }
1492
1493 /**
1494  * connman_device_set_disconnected:
1495  * @device: device structure
1496  * @disconnected: disconnected state
1497  *
1498  * Change disconnected state of device (only for device with networks)
1499  */
1500 int connman_device_set_disconnected(struct connman_device *device,
1501                                                 connman_bool_t disconnected)
1502 {
1503         DBG("device %p disconnected %d", device, disconnected);
1504
1505         switch (device->mode) {
1506         case CONNMAN_DEVICE_MODE_UNKNOWN:
1507         case CONNMAN_DEVICE_MODE_TRANSPORT_IP:
1508                 return -EINVAL;
1509         case CONNMAN_DEVICE_MODE_NETWORK_SINGLE:
1510         case CONNMAN_DEVICE_MODE_NETWORK_MULTIPLE:
1511                 break;
1512         }
1513
1514         if (device->disconnected == disconnected)
1515                 return -EALREADY;
1516
1517         device->disconnected = disconnected;
1518
1519         return 0;
1520 }
1521
1522 /**
1523  * connman_device_get_disconnected:
1524  * @device: device structure
1525  *
1526  * Get device disconnected state
1527  */
1528 connman_bool_t connman_device_get_disconnected(struct connman_device *device)
1529 {
1530         return device->disconnected;
1531 }
1532
1533 /**
1534  * connman_device_set_connected:
1535  * @device: device structure
1536  * @connected: connected state
1537  *
1538  * Change connected state of device (for Ethernet like devices)
1539  */
1540 int connman_device_set_connected(struct connman_device *device,
1541                                                 connman_bool_t connected)
1542 {
1543         DBG("device %p connected %d", device, connected);
1544
1545         switch (device->mode) {
1546         case CONNMAN_DEVICE_MODE_UNKNOWN:
1547         case CONNMAN_DEVICE_MODE_NETWORK_SINGLE:
1548         case CONNMAN_DEVICE_MODE_NETWORK_MULTIPLE:
1549                 return -EINVAL;
1550         case CONNMAN_DEVICE_MODE_TRANSPORT_IP:
1551                 break;
1552         }
1553
1554         if (device->carrier == FALSE)
1555                 return -ENOTCONN;
1556
1557         return set_connected(device, connected);
1558 }
1559
1560 /**
1561  * connman_device_set_string:
1562  * @device: device structure
1563  * @key: unique identifier
1564  * @value: string value
1565  *
1566  * Set string value for specific key
1567  */
1568 int connman_device_set_string(struct connman_device *device,
1569                                         const char *key, const char *value)
1570 {
1571         DBG("device %p key %s value %s", device, key, value);
1572
1573         if (g_str_equal(key, "Address") == TRUE) {
1574                 g_free(device->address);
1575                 device->address = g_strdup(value);
1576         } else if (g_str_equal(key, "Name") == TRUE) {
1577                 g_free(device->name);
1578                 device->name = g_strdup(value);
1579         } else if (g_str_equal(key, "Node") == TRUE) {
1580                 g_free(device->node);
1581                 device->node = g_strdup(value);
1582         }
1583
1584         return connman_element_set_string(&device->element, key, value);
1585 }
1586
1587 /**
1588  * connman_device_get_string:
1589  * @device: device structure
1590  * @key: unique identifier
1591  *
1592  * Get string value for specific key
1593  */
1594 const char *connman_device_get_string(struct connman_device *device,
1595                                                         const char *key)
1596 {
1597         DBG("device %p key %s", device, key);
1598
1599         if (g_str_equal(key, "Address") == TRUE)
1600                 return device->address;
1601         else if (g_str_equal(key, "Name") == TRUE)
1602                 return device->name;
1603         else if (g_str_equal(key, "Node") == TRUE)
1604                 return device->node;
1605
1606         return connman_element_get_string(&device->element, key);
1607 }
1608
1609 static void set_offlinemode(struct connman_element *element, gpointer user_data)
1610 {
1611         struct connman_device *device = element->device;
1612         connman_bool_t offlinemode = GPOINTER_TO_UINT(user_data);
1613         connman_bool_t powered;
1614
1615         DBG("element %p name %s", element, element->name);
1616
1617         if (device == NULL)
1618                 return;
1619
1620         device->offlinemode = offlinemode;
1621
1622         powered = (offlinemode == TRUE) ? FALSE : TRUE;
1623
1624         if (device->powered == powered)
1625                 return;
1626
1627         if (device->powered_persistent == FALSE)
1628                 powered = FALSE;
1629
1630         set_powered(device, powered);
1631 }
1632
1633 int __connman_device_set_offlinemode(connman_bool_t offlinemode)
1634 {
1635         DBG("offlinmode %d", offlinemode);
1636
1637         __connman_element_foreach(NULL, CONNMAN_ELEMENT_TYPE_DEVICE,
1638                         set_offlinemode, GUINT_TO_POINTER(offlinemode));
1639
1640         __connman_notifier_offlinemode(offlinemode);
1641
1642         return 0;
1643 }
1644
1645 void __connman_device_increase_connections(struct connman_device *device)
1646 {
1647         device->connections++;
1648 }
1649
1650 void __connman_device_decrease_connections(struct connman_device *device)
1651 {
1652         device->connections--;
1653 }
1654
1655 /**
1656  * connman_device_add_network:
1657  * @device: device structure
1658  * @network: network structure
1659  *
1660  * Add new network to the device
1661  */
1662 int connman_device_add_network(struct connman_device *device,
1663                                         struct connman_network *network)
1664 {
1665         const char *identifier = connman_network_get_identifier(network);
1666         int err;
1667
1668         DBG("device %p network %p", device, network);
1669
1670         switch (device->mode) {
1671         case CONNMAN_DEVICE_MODE_UNKNOWN:
1672         case CONNMAN_DEVICE_MODE_TRANSPORT_IP:
1673                 return -EINVAL;
1674         case CONNMAN_DEVICE_MODE_NETWORK_SINGLE:
1675         case CONNMAN_DEVICE_MODE_NETWORK_MULTIPLE:
1676                 break;
1677         }
1678
1679         __connman_network_set_device(network, device);
1680
1681         err = connman_element_register((struct connman_element *) network,
1682                                                         &device->element);
1683         if (err < 0) {
1684                 __connman_network_set_device(network, NULL);
1685                 return err;
1686         }
1687
1688         g_hash_table_insert(device->networks, g_strdup(identifier),
1689                                                                 network);
1690
1691         return 0;
1692 }
1693
1694 /**
1695  * connman_device_get_network:
1696  * @device: device structure
1697  * @identifier: network identifier
1698  *
1699  * Get network for given identifier
1700  */
1701 struct connman_network *connman_device_get_network(struct connman_device *device,
1702                                                         const char *identifier)
1703 {
1704         DBG("device %p identifier %s", device, identifier);
1705
1706         return g_hash_table_lookup(device->networks, identifier);
1707 }
1708
1709 /**
1710  * connman_device_remove_network:
1711  * @device: device structure
1712  * @identifier: network identifier
1713  *
1714  * Remove network for given identifier
1715  */
1716 int connman_device_remove_network(struct connman_device *device,
1717                                                         const char *identifier)
1718 {
1719         DBG("device %p identifier %s", device, identifier);
1720
1721         g_hash_table_remove(device->networks, identifier);
1722
1723         return 0;
1724 }
1725
1726 void __connman_device_set_network(struct connman_device *device,
1727                                         struct connman_network *network)
1728 {
1729         const char *name;
1730
1731         if (device->network == network)
1732                 return;
1733
1734         if (device->network != NULL)
1735                 connman_network_unref(device->network);
1736
1737         if (network != NULL) {
1738                 name = connman_network_get_string(network,
1739                                                 CONNMAN_PROPERTY_ID_NAME);
1740                 g_free(device->last_network);
1741                 device->last_network = g_strdup(name);
1742
1743                 device->network = connman_network_ref(network);
1744         } else {
1745                 g_free(device->last_network);
1746                 device->last_network = NULL;
1747
1748                 device->network = NULL;
1749         }
1750 }
1751
1752 /**
1753  * connman_device_register:
1754  * @device: device structure
1755  *
1756  * Register device with the system
1757  */
1758 int connman_device_register(struct connman_device *device)
1759 {
1760         __connman_storage_load_device(device);
1761
1762         device->offlinemode = __connman_profile_get_offlinemode();
1763
1764         return connman_element_register(&device->element, NULL);
1765 }
1766
1767 /**
1768  * connman_device_unregister:
1769  * @device: device structure
1770  *
1771  * Unregister device with the system
1772  */
1773 void connman_device_unregister(struct connman_device *device)
1774 {
1775         __connman_storage_save_device(device);
1776
1777         connman_element_unregister(&device->element);
1778 }
1779
1780 /**
1781  * connman_device_get_data:
1782  * @device: device structure
1783  *
1784  * Get private device data pointer
1785  */
1786 void *connman_device_get_data(struct connman_device *device)
1787 {
1788         return device->driver_data;
1789 }
1790
1791 /**
1792  * connman_device_set_data:
1793  * @device: device structure
1794  * @data: data pointer
1795  *
1796  * Set private device data pointer
1797  */
1798 void connman_device_set_data(struct connman_device *device, void *data)
1799 {
1800         device->driver_data = data;
1801 }
1802
1803 static gboolean match_driver(struct connman_device *device,
1804                                         struct connman_device_driver *driver)
1805 {
1806         if (device->type == driver->type ||
1807                         driver->type == CONNMAN_DEVICE_TYPE_UNKNOWN)
1808                 return TRUE;
1809
1810         return FALSE;
1811 }
1812
1813 static int device_probe(struct connman_element *element)
1814 {
1815         struct connman_device *device = element->device;
1816         GSList *list;
1817
1818         DBG("element %p name %s", element, element->name);
1819
1820         if (device == NULL)
1821                 return -ENODEV;
1822
1823         if (device->driver != NULL)
1824                 return -EALREADY;
1825
1826         for (list = driver_list; list; list = list->next) {
1827                 struct connman_device_driver *driver = list->data;
1828
1829                 if (match_driver(device, driver) == FALSE)
1830                         continue;
1831
1832                 DBG("driver %p name %s", driver, driver->name);
1833
1834                 if (driver->probe(device) == 0) {
1835                         device->driver = driver;
1836                         break;
1837                 }
1838         }
1839
1840         if (device->driver == NULL)
1841                 return -ENODEV;
1842
1843         return setup_device(device);
1844 }
1845
1846 static void device_remove(struct connman_element *element)
1847 {
1848         struct connman_device *device = element->device;
1849
1850         DBG("element %p name %s", element, element->name);
1851
1852         if (device == NULL)
1853                 return;
1854
1855         if (device->driver == NULL)
1856                 return;
1857
1858         remove_device(device);
1859 }
1860
1861 static struct connman_driver device_driver = {
1862         .name           = "device",
1863         .type           = CONNMAN_ELEMENT_TYPE_DEVICE,
1864         .priority       = CONNMAN_DRIVER_PRIORITY_LOW,
1865         .probe          = device_probe,
1866         .remove         = device_remove,
1867 };
1868
1869 static int device_load(struct connman_device *device)
1870 {
1871         const char *ident = __connman_profile_active_ident();
1872         GKeyFile *keyfile;
1873         GError *error = NULL;
1874         gchar *identifier;
1875         connman_bool_t powered;
1876         int val;
1877
1878         DBG("device %p", device);
1879
1880         keyfile = __connman_storage_open(ident);
1881         if (keyfile == NULL)
1882                 return 0;
1883
1884         identifier = g_strdup_printf("device_%s", device->element.name);
1885         if (identifier == NULL)
1886                 goto done;
1887
1888         powered = g_key_file_get_boolean(keyfile, identifier,
1889                                                 "Powered", &error);
1890         if (error == NULL)
1891                 device->powered_persistent = powered;
1892         g_clear_error(&error);
1893
1894         switch (device->mode) {
1895         case CONNMAN_DEVICE_MODE_UNKNOWN:
1896         case CONNMAN_DEVICE_MODE_TRANSPORT_IP:
1897                 break;
1898         case CONNMAN_DEVICE_MODE_NETWORK_SINGLE:
1899         case CONNMAN_DEVICE_MODE_NETWORK_MULTIPLE:
1900                 val = g_key_file_get_integer(keyfile, identifier,
1901                                                 "ScanInterval", &error);
1902                 if (error == NULL && val > 0)
1903                         device->scan_interval = val;
1904                 g_clear_error(&error);
1905                 break;
1906         }
1907
1908 done:
1909         g_free(identifier);
1910
1911         __connman_storage_close(ident, keyfile, FALSE);
1912
1913         return 0;
1914 }
1915
1916 static int device_save(struct connman_device *device)
1917 {
1918         const char *ident = __connman_profile_active_ident();
1919         GKeyFile *keyfile;
1920         gchar *identifier;
1921
1922         DBG("device %p", device);
1923
1924         keyfile = __connman_storage_open(ident);
1925         if (keyfile == NULL)
1926                 return 0;
1927
1928         identifier = g_strdup_printf("device_%s", device->element.name);
1929         if (identifier == NULL)
1930                 goto done;
1931
1932         g_key_file_set_boolean(keyfile, identifier,
1933                                         "Powered", device->powered_persistent);
1934
1935         switch (device->mode) {
1936         case CONNMAN_DEVICE_MODE_UNKNOWN:
1937         case CONNMAN_DEVICE_MODE_TRANSPORT_IP:
1938                 break;
1939         case CONNMAN_DEVICE_MODE_NETWORK_SINGLE:
1940         case CONNMAN_DEVICE_MODE_NETWORK_MULTIPLE:
1941                 if (device->scan_interval > 0)
1942                         g_key_file_set_integer(keyfile, identifier,
1943                                         "ScanInterval", device->scan_interval);
1944                 break;
1945         }
1946
1947 done:
1948         g_free(identifier);
1949
1950         __connman_storage_close(ident, keyfile, TRUE);
1951
1952         return 0;
1953 }
1954
1955 static struct connman_storage device_storage = {
1956         .name           = "device",
1957         .priority       = CONNMAN_STORAGE_PRIORITY_LOW,
1958         .device_load    = device_load,
1959         .device_save    = device_save,
1960 };
1961
1962 int __connman_device_init(void)
1963 {
1964         DBG("");
1965
1966         connection = connman_dbus_get_connection();
1967
1968         if (connman_storage_register(&device_storage) < 0)
1969                 connman_error("Failed to register device storage");
1970
1971         return connman_driver_register(&device_driver);
1972 }
1973
1974 void __connman_device_cleanup(void)
1975 {
1976         DBG("");
1977
1978         connman_driver_unregister(&device_driver);
1979
1980         connman_storage_unregister(&device_storage);
1981
1982         dbus_connection_unref(connection);
1983 }