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 powered;
  42         connman_bool_t powered_persistent;
  43         connman_bool_t carrier;
  44         connman_bool_t scanning;
  45         connman_bool_t disconnected;
  46         connman_uint16_t scan_interval;
  47         char *name;
  48         char *node;
  49         char *address;
  50         char *interface;
  51         char *control;
  52         char *ident;
  53         unsigned int connections;
  54         guint scan_timeout;
  55         struct connman_ipconfig *ipconfig;
  56
  57         struct connman_device_driver *driver;
  58         void *driver_data;
  59
  60         connman_bool_t registered;
  61
  62         char *last_network;
  63         struct connman_network *network;
  64         GHashTable *networks;
  65
  66         DBusMessage *pending;
  67         guint timeout;
  68 };
  69
  70 static gboolean device_scan_trigger(gpointer user_data)
  71 {
  72         struct connman_device *device = user_data;
  73
  74         DBG("device %p", device);
  75
  76         if (device->driver == NULL) {
  77                 device->scan_timeout = 0;
  78                 return FALSE;
  79         }
  80
  81         if (device->driver->scan)
  82                 device->driver->scan(device);
  83
  84         return TRUE;
  85 }
  86
  87 static void reset_scan_trigger(struct connman_device *device)
  88 {
  89         if (device->scan_timeout > 0) {
  90                 g_source_remove(device->scan_timeout);
  91                 device->scan_timeout = 0;
  92         }
  93
  94         if (device->scan_interval > 0) {
  95                 guint interval = device->scan_interval;
  96                 device->scan_timeout = g_timeout_add_seconds(interval,
  97                                         device_scan_trigger, device);
  98         }
  99 }
 100
 101 static const char *type2description(enum connman_device_type type)
 102 {
 103         switch (type) {
 104         case CONNMAN_DEVICE_TYPE_UNKNOWN:
 105         case CONNMAN_DEVICE_TYPE_VENDOR:
 106                 break;
 107         case CONNMAN_DEVICE_TYPE_ETHERNET:
 108                 return "Ethernet";
 109         case CONNMAN_DEVICE_TYPE_WIFI:
 110                 return "Wireless";
 111         case CONNMAN_DEVICE_TYPE_WIMAX:
 112                 return "WiMAX";
 113         case CONNMAN_DEVICE_TYPE_BLUETOOTH:
 114                 return "Bluetooth";
 115         case CONNMAN_DEVICE_TYPE_GPS:
 116                 return "GPS";
 117         case CONNMAN_DEVICE_TYPE_MBM:
 118         case CONNMAN_DEVICE_TYPE_HSO:
 119         case CONNMAN_DEVICE_TYPE_NOZOMI:
 120         case CONNMAN_DEVICE_TYPE_HUAWEI:
 121         case CONNMAN_DEVICE_TYPE_NOVATEL:
 122                 return "Cellular";
 123         }
 124
 125         return NULL;
 126 }
 127
 128 static const char *type2string(enum connman_device_type type)
 129 {
 130         switch (type) {
 131         case CONNMAN_DEVICE_TYPE_UNKNOWN:
 132         case CONNMAN_DEVICE_TYPE_VENDOR:
 133                 break;
 134         case CONNMAN_DEVICE_TYPE_ETHERNET:
 135                 return "ethernet";
 136         case CONNMAN_DEVICE_TYPE_WIFI:
 137                 return "wifi";
 138         case CONNMAN_DEVICE_TYPE_WIMAX:
 139                 return "wimax";
 140         case CONNMAN_DEVICE_TYPE_BLUETOOTH:
 141                 return "bluetooth";
 142         case CONNMAN_DEVICE_TYPE_GPS:
 143                 return "gps";
 144         case CONNMAN_DEVICE_TYPE_MBM:
 145         case CONNMAN_DEVICE_TYPE_HSO:
 146         case CONNMAN_DEVICE_TYPE_HUAWEI:
 147         case CONNMAN_DEVICE_TYPE_NOZOMI:
 148         case CONNMAN_DEVICE_TYPE_NOVATEL:
 149                 return "cellular";
 150         }
 151
 152         return NULL;
 153 }
 154
 155 enum connman_service_type __connman_device_get_service_type(struct connman_device *device)
 156 {
 157         enum connman_device_type type = connman_device_get_type(device);
 158
 159         switch (type) {
 160         case CONNMAN_DEVICE_TYPE_UNKNOWN:
 161         case CONNMAN_DEVICE_TYPE_VENDOR:
 162         case CONNMAN_DEVICE_TYPE_GPS:
 163         case CONNMAN_DEVICE_TYPE_NOZOMI:
 164         case CONNMAN_DEVICE_TYPE_HUAWEI:
 165         case CONNMAN_DEVICE_TYPE_NOVATEL:
 166                 break;
 167         case CONNMAN_DEVICE_TYPE_ETHERNET:
 168                 return CONNMAN_SERVICE_TYPE_ETHERNET;
 169         case CONNMAN_DEVICE_TYPE_WIFI:
 170                 return CONNMAN_SERVICE_TYPE_WIFI;
 171         case CONNMAN_DEVICE_TYPE_WIMAX:
 172                 return CONNMAN_SERVICE_TYPE_WIMAX;
 173         case CONNMAN_DEVICE_TYPE_BLUETOOTH:
 174                 return CONNMAN_SERVICE_TYPE_BLUETOOTH;
 175         case CONNMAN_DEVICE_TYPE_MBM:
 176         case CONNMAN_DEVICE_TYPE_HSO:
 177                 return CONNMAN_SERVICE_TYPE_CELLULAR;
 178         }
 179
 180         return CONNMAN_SERVICE_TYPE_UNKNOWN;
 181 }
 182
 183 static int set_connected(struct connman_device *device,
 184                                                 connman_bool_t connected)
 185 {
 186         if (connected == TRUE) {
 187                 enum connman_element_type type = CONNMAN_ELEMENT_TYPE_UNKNOWN;
 188                 struct connman_element *element;
 189
 190                 device->disconnected = TRUE;
 191
 192                 switch (device->element.ipv4.method) {
 193                 case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
 194                 case CONNMAN_IPCONFIG_METHOD_OFF:
 195                         return 0;
 196                 case CONNMAN_IPCONFIG_METHOD_STATIC:
 197                         type = CONNMAN_ELEMENT_TYPE_IPV4;
 198                         break;
 199                 case CONNMAN_IPCONFIG_METHOD_DHCP:
 200                         type = CONNMAN_ELEMENT_TYPE_DHCP;
 201                         break;
 202                 }
 203
 204                 element = connman_element_create(NULL);
 205                 if (element != NULL) {
 206                         struct connman_service *service;
 207
 208                         element->type  = type;
 209                         element->index = device->element.index;
 210
 211                         if (connman_element_register(element,
 212                                                         &device->element) < 0)
 213                                 connman_element_unref(element);
 214
 215                         device->disconnected = FALSE;
 216
 217                         service = __connman_service_lookup_from_device(device);
 218                         __connman_service_indicate_state(service,
 219                                         CONNMAN_SERVICE_STATE_CONFIGURATION);
 220                 }
 221         } else {
 222                 struct connman_service *service;
 223
 224                 connman_element_unregister_children(&device->element);
 225
 226                 device->disconnected = TRUE;
 227
 228                 service = __connman_service_lookup_from_device(device);
 229                 __connman_service_indicate_state(service,
 230                                         CONNMAN_SERVICE_STATE_IDLE);
 231         }
 232
 233         if (connected == TRUE) {
 234                 enum connman_service_type type;
 235
 236                 type = __connman_device_get_service_type(device);
 237                 __connman_notifier_connect(type);
 238         } else {
 239                 enum connman_service_type type;
 240
 241                 type = __connman_device_get_service_type(device);
 242                 __connman_notifier_disconnect(type);
 243         }
 244
 245         return 0;
 246 }
 247
 248 static int set_carrier(struct connman_device *device, connman_bool_t carrier)
 249 {
 250         struct connman_service *service;
 251
 252         if (carrier == TRUE)
 253                 __connman_profile_add_device(device);
 254         else
 255                 __connman_profile_remove_device(device);
 256
 257         service = __connman_service_lookup_from_device(device);
 258         __connman_service_set_carrier(service, carrier);
 259
 260         return set_connected(device, carrier);
 261 }
 262
 263 static int powered_changed(struct connman_device *device)
 264 {
 265         DBusMessage *signal;
 266         DBusMessageIter entry, value;
 267         const char *key = "Powered";
 268
 269         signal = dbus_message_new_signal(device->element.path,
 270                                 CONNMAN_DEVICE_INTERFACE, "PropertyChanged");
 271         if (signal == NULL)
 272                 return -ENOMEM;
 273
 274         dbus_message_iter_init_append(signal, &entry);
 275
 276         dbus_message_iter_append_basic(&entry, DBUS_TYPE_STRING, &key);
 277
 278         dbus_message_iter_open_container(&entry, DBUS_TYPE_VARIANT,
 279                                         DBUS_TYPE_BOOLEAN_AS_STRING, &value);
 280         dbus_message_iter_append_basic(&value, DBUS_TYPE_BOOLEAN,
 281                                                         &device->powered);
 282         dbus_message_iter_close_container(&entry, &value);
 283
 284         g_dbus_send_message(connection, signal);
 285
 286         return 0;
 287 }
 288
 289 static int set_powered(struct connman_device *device, connman_bool_t powered)
 290 {
 291         struct connman_device_driver *driver = device->driver;
 292         enum connman_service_type type;
 293         int err;
 294
 295         DBG("device %p powered %d", device, powered);
 296
 297         if (device->powered == powered)
 298                 return -EALREADY;
 299
 300         if (!driver)
 301                 return -EINVAL;
 302
 303         type = __connman_device_get_service_type(device);
 304
 305         if (powered == TRUE) {
 306                 if (driver->enable) {
 307                         err = driver->enable(device);
 308                         if (err == 0)
 309                                 __connman_notifier_enable(type);
 310                 } else
 311                         err = -EINVAL;
 312         } else {
 313                 g_hash_table_remove_all(device->networks);
 314
 315                 set_carrier(device, FALSE);
 316
 317                 if (driver->disable) {
 318                         err = driver->disable(device);
 319                         if (err == 0)
 320                                 __connman_notifier_disable(type);
 321                 } else
 322                         err = -EINVAL;
 323         }
 324
 325         if (err == 0) {
 326                 device->powered = powered;
 327                 powered_changed(device);
 328         }
 329
 330         return err;
 331 }
 332
 333 static void append_path(gpointer key, gpointer value, gpointer user_data)
 334 {
 335         struct connman_element *element = value;
 336         DBusMessageIter *iter = user_data;
 337
 338         dbus_message_iter_append_basic(iter, DBUS_TYPE_OBJECT_PATH,
 339                                                         &element->path);
 340 }
 341
 342 static void append_networks(struct connman_device *device,
 343                                                 DBusMessageIter *entry)
 344 {
 345         DBusMessageIter value, iter;
 346         const char *key = "Networks";
 347
 348         dbus_message_iter_append_basic(entry, DBUS_TYPE_STRING, &key);
 349
 350         dbus_message_iter_open_container(entry, DBUS_TYPE_VARIANT,
 351                 DBUS_TYPE_ARRAY_AS_STRING DBUS_TYPE_OBJECT_PATH_AS_STRING,
 352                                                                 &value);
 353
 354         dbus_message_iter_open_container(&value, DBUS_TYPE_ARRAY,
 355                                 DBUS_TYPE_OBJECT_PATH_AS_STRING, &iter);
 356         g_hash_table_foreach(device->networks, append_path, &iter);
 357         dbus_message_iter_close_container(&value, &iter);
 358
 359         dbus_message_iter_close_container(entry, &value);
 360 }
 361
 362 static DBusMessage *get_properties(DBusConnection *conn,
 363                                         DBusMessage *msg, void *data)
 364 {
 365         struct connman_device *device = data;
 366         DBusMessage *reply;
 367         DBusMessageIter array, dict, entry;
 368         const char *str;
 369
 370         DBG("conn %p", conn);
 371
 372         if (__connman_security_check_privilege(msg,
 373                                         CONNMAN_SECURITY_PRIVILEGE_PUBLIC) < 0)
 374                 return __connman_error_permission_denied(msg);
 375
 376         reply = dbus_message_new_method_return(msg);
 377         if (reply == NULL)
 378                 return NULL;
 379
 380         dbus_message_iter_init_append(reply, &array);
 381
 382         dbus_message_iter_open_container(&array, DBUS_TYPE_ARRAY,
 383                         DBUS_DICT_ENTRY_BEGIN_CHAR_AS_STRING
 384                         DBUS_TYPE_STRING_AS_STRING DBUS_TYPE_VARIANT_AS_STRING
 385                         DBUS_DICT_ENTRY_END_CHAR_AS_STRING, &dict);
 386
 387         if (device->name != NULL)
 388                 connman_dbus_dict_append_variant(&dict, "Name",
 389                                         DBUS_TYPE_STRING, &device->name);
 390
 391         str = type2string(device->type);
 392         if (str != NULL)
 393                 connman_dbus_dict_append_variant(&dict, "Type",
 394                                                 DBUS_TYPE_STRING, &str);
 395
 396         if (device->address != NULL)
 397                 connman_dbus_dict_append_variant(&dict, "Address",
 398                                         DBUS_TYPE_STRING, &device->address);
 399
 400         if (device->interface != NULL)
 401                 connman_dbus_dict_append_variant(&dict, "Interface",
 402                                         DBUS_TYPE_STRING, &device->interface);
 403
 404         connman_dbus_dict_append_variant(&dict, "Powered",
 405                                         DBUS_TYPE_BOOLEAN, &device->powered);
 406
 407         if (device->driver && device->driver->scan)
 408                 connman_dbus_dict_append_variant(&dict, "Scanning",
 409                                         DBUS_TYPE_BOOLEAN, &device->scanning);
 410
 411         switch (device->mode) {
 412         case CONNMAN_DEVICE_MODE_UNKNOWN:
 413                 break;
 414         case CONNMAN_DEVICE_MODE_TRANSPORT_IP:
 415                 __connman_element_append_ipv4(&device->element, &dict);
 416                 break;
 417         case CONNMAN_DEVICE_MODE_NETWORK_SINGLE:
 418         case CONNMAN_DEVICE_MODE_NETWORK_MULTIPLE:
 419                 if (device->scan_interval > 0)
 420                         connman_dbus_dict_append_variant(&dict, "ScanInterval",
 421                                 DBUS_TYPE_UINT16, &device->scan_interval);
 422
 423                 dbus_message_iter_open_container(&dict, DBUS_TYPE_DICT_ENTRY,
 424                                                                 NULL, &entry);
 425                 append_networks(device, &entry);
 426                 dbus_message_iter_close_container(&dict, &entry);
 427                 break;
 428         }
 429
 430         dbus_message_iter_close_container(&array, &dict);
 431
 432         return reply;
 433 }
 434
 435 static gboolean powered_timeout(gpointer user_data)
 436 {
 437         struct connman_device *device = user_data;
 438
 439         DBG("device %p", device);
 440
 441         device->timeout = 0;
 442
 443         if (device->pending != NULL) {
 444                 DBusMessage *reply;
 445
 446                 reply = __connman_error_operation_timeout(device->pending);
 447                 if (reply != NULL)
 448                         g_dbus_send_message(connection, reply);
 449
 450                 dbus_message_unref(device->pending);
 451                 device->pending = NULL;
 452         }
 453
 454         return FALSE;
 455 }
 456
 457 static DBusMessage *set_property(DBusConnection *conn,
 458                                         DBusMessage *msg, void *data)
 459 {
 460         struct connman_device *device = data;
 461         DBusMessageIter iter, value;
 462         const char *name;
 463         int type;
 464
 465         DBG("conn %p", conn);
 466
 467         if (dbus_message_iter_init(msg, &iter) == FALSE)
 468                 return __connman_error_invalid_arguments(msg);
 469
 470         dbus_message_iter_get_basic(&iter, &name);
 471         dbus_message_iter_next(&iter);
 472         dbus_message_iter_recurse(&iter, &value);
 473
 474         if (__connman_security_check_privilege(msg,
 475                                         CONNMAN_SECURITY_PRIVILEGE_MODIFY) < 0)
 476                 return __connman_error_permission_denied(msg);
 477
 478         type = dbus_message_iter_get_arg_type(&value);
 479
 480         if (g_str_equal(name, "Powered") == TRUE) {
 481                 connman_bool_t powered;
 482                 int err;
 483
 484                 if (type != DBUS_TYPE_BOOLEAN)
 485                         return __connman_error_invalid_arguments(msg);
 486
 487                 dbus_message_iter_get_basic(&value, &powered);
 488
 489                 device->powered_persistent = powered;
 490
 491                 __connman_storage_save_device(device);
 492
 493                 if (device->powered == powered)
 494                         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
 495
 496                 if (device->pending != NULL)
 497                         return __connman_error_in_progress(msg);
 498
 499                 err = set_powered(device, powered);
 500                 if (err < 0) {
 501                         if (err != -EINPROGRESS)
 502                                 return __connman_error_failed(msg, -err);
 503
 504                         device->pending = dbus_message_ref(msg);
 505
 506                         device->timeout = g_timeout_add_seconds(15,
 507                                                 powered_timeout, device);
 508
 509                         return NULL;
 510                 }
 511         } else if (g_str_equal(name, "ScanInterval") == TRUE) {
 512                 connman_uint16_t interval;
 513
 514                 switch (device->mode) {
 515                 case CONNMAN_DEVICE_MODE_UNKNOWN:
 516                 case CONNMAN_DEVICE_MODE_TRANSPORT_IP:
 517                         return __connman_error_invalid_arguments(msg);
 518                 case CONNMAN_DEVICE_MODE_NETWORK_SINGLE:
 519                 case CONNMAN_DEVICE_MODE_NETWORK_MULTIPLE:
 520                         break;
 521                 }
 522
 523                 if (type != DBUS_TYPE_UINT16)
 524                         return __connman_error_invalid_arguments(msg);
 525
 526                 dbus_message_iter_get_basic(&value, &interval);
 527
 528                 if (device->scan_interval != interval) {
 529                         device->scan_interval = interval;
 530
 531                         __connman_storage_save_device(device);
 532
 533                         reset_scan_trigger(device);
 534                 }
 535         } else if (g_str_has_prefix(name, "IPv4.") == TRUE) {
 536                 int err;
 537
 538                 switch (device->mode) {
 539                 case CONNMAN_DEVICE_MODE_UNKNOWN:
 540                 case CONNMAN_DEVICE_MODE_NETWORK_SINGLE:
 541                 case CONNMAN_DEVICE_MODE_NETWORK_MULTIPLE:
 542                         return __connman_error_invalid_arguments(msg);
 543                 case CONNMAN_DEVICE_MODE_TRANSPORT_IP:
 544                         break;
 545                 }
 546
 547                 err = __connman_ipconfig_set_ipv4(device->ipconfig,
 548                                                         name + 5, &value);
 549                 if (err < 0)
 550                         return __connman_error_failed(msg, -err);
 551         } else
 552                 return __connman_error_invalid_property(msg);
 553
 554         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
 555 }
 556
 557 static DBusMessage *propose_scan(DBusConnection *conn,
 558                                         DBusMessage *msg, void *data)
 559 {
 560         struct connman_device *device = data;
 561         int err;
 562
 563         DBG("conn %p", conn);
 564
 565         switch (device->mode) {
 566         case CONNMAN_DEVICE_MODE_UNKNOWN:
 567         case CONNMAN_DEVICE_MODE_TRANSPORT_IP:
 568                 return __connman_error_not_supported(msg);
 569         case CONNMAN_DEVICE_MODE_NETWORK_SINGLE:
 570         case CONNMAN_DEVICE_MODE_NETWORK_MULTIPLE:
 571                 break;
 572         }
 573
 574         err = __connman_device_scan(device);
 575         if (err < 0)
 576                 return __connman_error_failed(msg, -err);
 577
 578         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
 579 }
 580
 581 static GDBusMethodTable device_methods[] = {
 582         { "GetProperties", "",      "a{sv}", get_properties },
 583         { "SetProperty",   "sv",    "",      set_property,
 584                                                 G_DBUS_METHOD_FLAG_ASYNC },
 585         { "ProposeScan",   "",      "",      propose_scan   },
 586         { },
 587 };
 588
 589 static GDBusSignalTable device_signals[] = {
 590         { "PropertyChanged", "sv" },
 591         { },
 592 };
 593
 594 static void append_devices(DBusMessageIter *entry)
 595 {
 596         DBusMessageIter value, iter;
 597         const char *key = "Devices";
 598
 599         dbus_message_iter_append_basic(entry, DBUS_TYPE_STRING, &key);
 600
 601         dbus_message_iter_open_container(entry, DBUS_TYPE_VARIANT,
 602                 DBUS_TYPE_ARRAY_AS_STRING DBUS_TYPE_OBJECT_PATH_AS_STRING,
 603                                                                 &value);
 604
 605         dbus_message_iter_open_container(&value, DBUS_TYPE_ARRAY,
 606                                 DBUS_TYPE_OBJECT_PATH_AS_STRING, &iter);
 607         __connman_element_list(NULL, CONNMAN_ELEMENT_TYPE_DEVICE, &iter);
 608         dbus_message_iter_close_container(&value, &iter);
 609
 610         dbus_message_iter_close_container(entry, &value);
 611 }
 612
 613 static void emit_devices_signal(void)
 614 {
 615         DBusMessage *signal;
 616         DBusMessageIter entry;
 617
 618         signal = dbus_message_new_signal(CONNMAN_MANAGER_PATH,
 619                                 CONNMAN_MANAGER_INTERFACE, "PropertyChanged");
 620         if (signal == NULL)
 621                 return;
 622
 623         dbus_message_iter_init_append(signal, &entry);
 624
 625         append_devices(&entry);
 626
 627         g_dbus_send_message(connection, signal);
 628 }
 629
 630 static int register_interface(struct connman_element *element)
 631 {
 632         struct connman_device *device = element->device;
 633
 634         DBG("element %p name %s", element, element->name);
 635
 636         if (g_dbus_register_interface(connection, element->path,
 637                                         CONNMAN_DEVICE_INTERFACE,
 638                                         device_methods, device_signals,
 639                                         NULL, device, NULL) == FALSE) {
 640                 connman_error("Failed to register %s device", element->path);
 641                 return -EIO;
 642         }
 643
 644         device->registered = TRUE;
 645
 646         emit_devices_signal();
 647
 648         return 0;
 649 }
 650
 651 static void unregister_interface(struct connman_element *element)
 652 {
 653         struct connman_device *device = element->device;
 654
 655         DBG("element %p name %s", element, element->name);
 656
 657         device->registered = FALSE;
 658
 659         emit_devices_signal();
 660
 661         g_dbus_unregister_interface(connection, element->path,
 662                                                 CONNMAN_DEVICE_INTERFACE);
 663 }
 664
 665 static int setup_device(struct connman_device *device)
 666 {
 667         int err;
 668
 669         DBG("device %p", device);
 670
 671         err = register_interface(&device->element);
 672         if (err < 0) {
 673                 if (device->driver->remove)
 674                         device->driver->remove(device);
 675                 device->driver = NULL;
 676                 return err;
 677         }
 678
 679         switch (device->mode) {
 680         case CONNMAN_DEVICE_MODE_UNKNOWN:
 681         case CONNMAN_DEVICE_MODE_NETWORK_SINGLE:
 682         case CONNMAN_DEVICE_MODE_NETWORK_MULTIPLE:
 683                 break;
 684         case CONNMAN_DEVICE_MODE_TRANSPORT_IP:
 685                 if (device->carrier == TRUE && device->secondary == FALSE)
 686                         __connman_profile_add_device(device);
 687                 break;
 688         }
 689
 690         if (device->offlinemode == FALSE &&
 691                                 device->powered_persistent == TRUE)
 692                 __connman_device_enable(device);
 693
 694         return 0;
 695 }
 696
 697 static void probe_driver(struct connman_element *element, gpointer user_data)
 698 {
 699         struct connman_device_driver *driver = user_data;
 700
 701         DBG("element %p name %s", element, element->name);
 702
 703         if (element->device == NULL)
 704                 return;
 705
 706         if (element->device->driver != NULL)
 707                 return;
 708
 709         if (driver->type != element->device->type)
 710                 return;
 711
 712         if (driver->probe(element->device) < 0)
 713                 return;
 714
 715         element->device->driver = driver;
 716
 717         setup_device(element->device);
 718 }
 719
 720 static void remove_device(struct connman_device *device)
 721 {
 722         DBG("device %p", device);
 723
 724         __connman_device_disable(device);
 725
 726         switch (device->mode) {
 727         case CONNMAN_DEVICE_MODE_UNKNOWN:
 728         case CONNMAN_DEVICE_MODE_NETWORK_SINGLE:
 729         case CONNMAN_DEVICE_MODE_NETWORK_MULTIPLE:
 730                 break;
 731         case CONNMAN_DEVICE_MODE_TRANSPORT_IP:
 732                 if (device->secondary == FALSE)
 733                         __connman_profile_remove_device(device);
 734                 break;
 735         }
 736
 737         unregister_interface(&device->element);
 738
 739         if (device->driver->remove)
 740                 device->driver->remove(device);
 741
 742         device->driver = NULL;
 743 }
 744
 745 static void remove_driver(struct connman_element *element, gpointer user_data)
 746 {
 747         struct connman_device_driver *driver = user_data;
 748
 749         DBG("element %p name %s", element, element->name);
 750
 751         if (element->device == NULL)
 752                 return;
 753
 754         if (element->device->driver == driver)
 755                 remove_device(element->device);
 756 }
 757
 758 connman_bool_t __connman_device_has_driver(struct connman_device *device)
 759 {
 760         if (device == NULL || device->driver == NULL)
 761                 return FALSE;
 762
 763         return device->registered;
 764 }
 765
 766 static GSList *driver_list = NULL;
 767
 768 static gint compare_priority(gconstpointer a, gconstpointer b)
 769 {
 770         const struct connman_device_driver *driver1 = a;
 771         const struct connman_device_driver *driver2 = b;
 772
 773         return driver2->priority - driver1->priority;
 774 }
 775
 776 /**
 777  * connman_device_driver_register:
 778  * @driver: device driver definition
 779  *
 780  * Register a new device driver
 781  *
 782  * Returns: %0 on success
 783  */
 784 int connman_device_driver_register(struct connman_device_driver *driver)
 785 {
 786         DBG("driver %p name %s", driver, driver->name);
 787
 788         driver_list = g_slist_insert_sorted(driver_list, driver,
 789                                                         compare_priority);
 790
 791         __connman_element_foreach(NULL, CONNMAN_ELEMENT_TYPE_DEVICE,
 792                                                 probe_driver, driver);
 793
 794         return 0;
 795 }
 796
 797 /**
 798  * connman_device_driver_unregister:
 799  * @driver: device driver definition
 800  *
 801  * Remove a previously registered device driver
 802  */
 803 void connman_device_driver_unregister(struct connman_device_driver *driver)
 804 {
 805         DBG("driver %p name %s", driver, driver->name);
 806
 807         driver_list = g_slist_remove(driver_list, driver);
 808
 809         __connman_element_foreach(NULL, CONNMAN_ELEMENT_TYPE_DEVICE,
 810                                                 remove_driver, driver);
 811 }
 812
 813 static void unregister_network(gpointer data)
 814 {
 815         struct connman_network *network = data;
 816
 817         DBG("network %p", network);
 818
 819         connman_element_unregister((struct connman_element *) network);
 820
 821         connman_network_unref(network);
 822 }
 823
 824 static void device_destruct(struct connman_element *element)
 825 {
 826         struct connman_device *device = element->device;
 827
 828         DBG("element %p name %s", element, element->name);
 829
 830         if (device->timeout > 0) {
 831                 g_source_remove(device->timeout);
 832                 device->timeout = 0;
 833         }
 834
 835         if (device->pending != NULL) {
 836                 dbus_message_unref(device->pending);
 837                 device->pending = NULL;
 838         }
 839
 840         g_free(device->ident);
 841         g_free(device->node);
 842         g_free(device->name);
 843         g_free(device->address);
 844         g_free(device->control);
 845         g_free(device->interface);
 846
 847         connman_ipconfig_unref(device->ipconfig);
 848
 849         g_free(device->last_network);
 850
 851         g_hash_table_destroy(device->networks);
 852         device->networks = NULL;
 853 }
 854
 855 /**
 856  * connman_device_create:
 857  * @node: device node name (for example an address)
 858  * @type: device type
 859  *
 860  * Allocate a new device of given #type and assign the #node name to it.
 861  *
 862  * Returns: a newly-allocated #connman_device structure
 863  */
 864 struct connman_device *connman_device_create(const char *node,
 865                                                 enum connman_device_type type)
 866 {
 867         struct connman_device *device;
 868         const char *str;
 869
 870         DBG("node %s type %d", node, type);
 871
 872         device = g_try_new0(struct connman_device, 1);
 873         if (device == NULL)
 874                 return NULL;
 875
 876         DBG("device %p", device);
 877
 878         __connman_element_initialize(&device->element);
 879
 880         device->element.name = g_strdup(node);
 881         device->element.type = CONNMAN_ELEMENT_TYPE_DEVICE;
 882
 883         device->element.device = device;
 884         device->element.destruct = device_destruct;
 885
 886         str = type2string(type);
 887         if (str != NULL)
 888                 connman_element_set_string(&device->element,
 889                                         CONNMAN_PROPERTY_ID_TYPE, str);
 890
 891         device->element.ipv4.method = CONNMAN_IPCONFIG_METHOD_DHCP;
 892
 893         device->type      = type;
 894         device->name      = g_strdup(type2description(device->type));
 895         device->mode      = CONNMAN_DEVICE_MODE_UNKNOWN;
 896         device->secondary = FALSE;
 897
 898         device->powered_persistent = TRUE;
 899
 900         switch (type) {
 901         case CONNMAN_DEVICE_TYPE_UNKNOWN:
 902         case CONNMAN_DEVICE_TYPE_VENDOR:
 903                 device->scan_interval = 0;
 904                 break;
 905         case CONNMAN_DEVICE_TYPE_ETHERNET:
 906         case CONNMAN_DEVICE_TYPE_WIFI:
 907                 device->scan_interval = 300;
 908                 break;
 909         case CONNMAN_DEVICE_TYPE_WIMAX:
 910                 device->scan_interval = 0;
 911                 break;
 912         case CONNMAN_DEVICE_TYPE_BLUETOOTH:
 913                 device->scan_interval = 0;
 914                 break;
 915         case CONNMAN_DEVICE_TYPE_GPS:
 916                 device->scan_interval = 0;
 917                 break;
 918         case CONNMAN_DEVICE_TYPE_MBM:
 919         case CONNMAN_DEVICE_TYPE_HSO:
 920         case CONNMAN_DEVICE_TYPE_NOZOMI:
 921         case CONNMAN_DEVICE_TYPE_HUAWEI:
 922         case CONNMAN_DEVICE_TYPE_NOVATEL:
 923                 device->scan_interval = 0;
 924                 break;
 925         }
 926
 927         device->ipconfig = connman_ipconfig_create();
 928         if (device->ipconfig == NULL) {
 929                 connman_device_unref(device);
 930                 return NULL;
 931         }
 932
 933         device->networks = g_hash_table_new_full(g_str_hash, g_str_equal,
 934                                                 g_free, unregister_network);
 935
 936         return device;
 937 }
 938
 939 /**
 940  * connman_device_ref:
 941  * @device: device structure
 942  *
 943  * Increase reference counter of device
 944  */
 945 struct connman_device *connman_device_ref(struct connman_device *device)
 946 {
 947         if (connman_element_ref(&device->element) == NULL)
 948                 return NULL;
 949
 950         return device;
 951 }
 952
 953 /**
 954  * connman_device_unref:
 955  * @device: device structure
 956  *
 957  * Decrease reference counter of device
 958  */
 959 void connman_device_unref(struct connman_device *device)
 960 {
 961         connman_element_unref(&device->element);
 962 }
 963
 964 const char *__connman_device_get_type(struct connman_device *device)
 965 {
 966         return type2string(device->type);
 967 }
 968
 969 /**
 970  * connman_device_get_type:
 971  * @device: device structure
 972  *
 973  * Get type of device
 974  */
 975 enum connman_device_type connman_device_get_type(struct connman_device *device)
 976 {
 977         return device->type;
 978 }
 979
 980 /**
 981  * connman_device_get_name:
 982  * @device: device structure
 983  *
 984  * Get unique name of device
 985  */
 986 const char *connman_device_get_name(struct connman_device *device)
 987 {
 988         return device->element.name;
 989 }
 990
 991 /**
 992  * connman_device_get_path:
 993  * @device: device structure
 994  *
 995  * Get path name of device
 996  */
 997 const char *connman_device_get_path(struct connman_device *device)
 998 {
 999         return device->element.path;
1000 }
1001
1002 /**
1003  * connman_device_set_index:
1004  * @device: device structure
1005  * @index: index number
1006  *
1007  * Set index number of device
1008  */
1009 void connman_device_set_index(struct connman_device *device, int index)
1010 {
1011         device->element.index = index;
1012 }
1013
1014 /**
1015  * connman_device_get_index:
1016  * @device: device structure
1017  *
1018  * Get index number of device
1019  */
1020 int connman_device_get_index(struct connman_device *device)
1021 {
1022         return device->element.index;
1023 }
1024
1025 /**
1026  * connman_device_set_interface:
1027  * @device: device structure
1028  * @interface: interface name
1029  * @control: control interface
1030  *
1031  * Set interface name of device
1032  */
1033 void connman_device_set_interface(struct connman_device *device,
1034                                 const char *interface, const char *control)
1035 {
1036         g_free(device->element.devname);
1037         device->element.devname = g_strdup(interface);
1038
1039         g_free(device->interface);
1040         device->interface = g_strdup(interface);
1041
1042         g_free(device->control);
1043         device->control = g_strdup(control);
1044
1045         if (device->name == NULL) {
1046                 const char *str = type2description(device->type);
1047                 if (str != NULL && device->interface != NULL)
1048                         device->name = g_strdup_printf("%s (%s)", str,
1049                                                         device->interface);
1050         }
1051 }
1052
1053 const char *connman_device_get_control(struct connman_device *device)
1054 {
1055         return device->control;
1056 }
1057
1058 /**
1059  * connman_device_set_ident:
1060  * @device: device structure
1061  * @ident: unique identifier
1062  *
1063  * Set unique identifier of device
1064  */
1065 void connman_device_set_ident(struct connman_device *device,
1066                                                         const char *ident)
1067 {
1068         g_free(device->ident);
1069         device->ident = g_strdup(ident);
1070 }
1071
1072 const char *__connman_device_get_ident(struct connman_device *device)
1073 {
1074         return device->ident;
1075 }
1076
1077 /**
1078  * connman_device_set_mode:
1079  * @device: device structure
1080  * @mode: network mode
1081  *
1082  * Change network mode of device
1083  */
1084 void connman_device_set_mode(struct connman_device *device,
1085                                                 enum connman_device_mode mode)
1086 {
1087         device->mode = mode;
1088 }
1089
1090 /**
1091  * connman_device_get_mode:
1092  * @device: device structure
1093  *
1094  * Get network mode of device
1095  */
1096 enum connman_device_mode connman_device_get_mode(struct connman_device *device)
1097 {
1098         return device->mode;
1099 }
1100
1101 /**
1102  * connman_device_set_secondary:
1103  * @device: device structure
1104  * @secondary: secondary value
1105  *
1106  * Change secondary value of device
1107  */
1108 void connman_device_set_secondary(struct connman_device *device,
1109                                                 connman_bool_t secondary)
1110 {
1111         device->secondary = secondary;
1112 }
1113
1114 /**
1115  * connman_device_get_secondary:
1116  * @device: device structure
1117  *
1118  * Get secondary value of device
1119  */
1120 connman_bool_t connman_device_get_secondary(struct connman_device *device)
1121 {
1122         return device->secondary;
1123 }
1124
1125 /**
1126  * connman_device_set_powered:
1127  * @device: device structure
1128  * @powered: powered state
1129  *
1130  * Change power state of device
1131  */
1132 int connman_device_set_powered(struct connman_device *device,
1133                                                 connman_bool_t powered)
1134 {
1135         enum connman_service_type type;
1136
1137         DBG("driver %p powered %d", device, powered);
1138
1139         if (device->timeout > 0) {
1140                 g_source_remove(device->timeout);
1141                 device->timeout = 0;
1142         }
1143
1144         if (device->pending != NULL) {
1145                 g_dbus_send_reply(connection, device->pending,
1146                                                         DBUS_TYPE_INVALID);
1147
1148                 dbus_message_unref(device->pending);
1149                 device->pending = NULL;
1150         }
1151
1152         if (device->powered == powered)
1153                 return -EALREADY;
1154
1155         device->powered = powered;
1156
1157         type = __connman_device_get_service_type(device);
1158
1159         if (device->powered == TRUE)
1160                 __connman_notifier_enable(type);
1161         else
1162                 __connman_notifier_disable(type);
1163
1164         if (device->registered == FALSE)
1165                 return 0;
1166
1167         powered_changed(device);
1168
1169         if (powered == FALSE)
1170                 return 0;
1171
1172         reset_scan_trigger(device);
1173
1174         if (device->driver->scan)
1175                 device->driver->scan(device);
1176
1177         return 0;
1178 }
1179
1180 /**
1181  * connman_device_set_carrier:
1182  * @device: device structure
1183  * @carrier: carrier state
1184  *
1185  * Change carrier state of device (only for device without scanning)
1186  */
1187 int connman_device_set_carrier(struct connman_device *device,
1188                                                 connman_bool_t carrier)
1189 {
1190         DBG("device %p carrier %d", device, carrier);
1191
1192         switch (device->mode) {
1193         case CONNMAN_DEVICE_MODE_UNKNOWN:
1194         case CONNMAN_DEVICE_MODE_NETWORK_SINGLE:
1195         case CONNMAN_DEVICE_MODE_NETWORK_MULTIPLE:
1196                 return -EINVAL;
1197         case CONNMAN_DEVICE_MODE_TRANSPORT_IP:
1198                 break;
1199         }
1200
1201         if (device->carrier == carrier)
1202                 return -EALREADY;
1203
1204         device->carrier = carrier;
1205
1206         return set_carrier(device, device->carrier);
1207 }
1208
1209 int __connman_device_scan(struct connman_device *device)
1210 {
1211         if (!device->driver || !device->driver->scan)
1212                 return -EOPNOTSUPP;
1213
1214         if (device->powered == FALSE)
1215                 return -ENOLINK;
1216
1217         return device->driver->scan(device);
1218 }
1219
1220 int __connman_device_enable(struct connman_device *device)
1221 {
1222         enum connman_service_type type;
1223         int err;
1224
1225         DBG("device %p", device);
1226
1227         if (!device->driver || !device->driver->enable)
1228                 return -EOPNOTSUPP;
1229
1230         if (device->powered == TRUE)
1231                 return -EALREADY;
1232
1233         err = device->driver->enable(device);
1234         if (err < 0)
1235                 return err;
1236
1237         device->powered = TRUE;
1238
1239         type = __connman_device_get_service_type(device);
1240         __connman_notifier_enable(type);
1241
1242         return 0;
1243 }
1244
1245 int __connman_device_enable_persistent(struct connman_device *device)
1246 {
1247         DBG("device %p", device);
1248
1249         device->powered_persistent = TRUE;
1250
1251         __connman_storage_save_device(device);
1252
1253         return __connman_device_enable(device);
1254 }
1255
1256 int __connman_device_disable(struct connman_device *device)
1257 {
1258         enum connman_service_type type;
1259         int err;
1260
1261         DBG("device %p", device);
1262
1263         if (!device->driver || !device->driver->disable)
1264                 return -EOPNOTSUPP;
1265
1266         if (device->powered == FALSE)
1267                 return -ENOLINK;
1268
1269         g_hash_table_remove_all(device->networks);
1270
1271         err = device->driver->disable(device);
1272         if (err < 0)
1273                 return err;
1274
1275         device->powered = FALSE;
1276
1277         type = __connman_device_get_service_type(device);
1278         __connman_notifier_disable(type);
1279
1280         return 0;
1281 }
1282
1283 int __connman_device_disable_persistent(struct connman_device *device)
1284 {
1285         DBG("device %p", device);
1286
1287         device->powered_persistent = FALSE;
1288
1289         __connman_storage_save_device(device);
1290
1291         return __connman_device_disable(device);
1292 }
1293
1294 int __connman_device_connect(struct connman_device *device)
1295 {
1296         DBG("device %p", device);
1297
1298         if (device->disconnected == FALSE)
1299                 return -EINVAL;
1300
1301         if (device->driver && device->driver->connect)
1302                 device->driver->connect(device);
1303
1304         return 0;
1305 }
1306
1307 int __connman_device_disconnect(struct connman_device *device)
1308 {
1309         GHashTableIter iter;
1310         gpointer key, value;
1311
1312         DBG("device %p", device);
1313
1314         connman_device_set_disconnected(device, TRUE);
1315
1316         g_hash_table_iter_init(&iter, device->networks);
1317
1318         while (g_hash_table_iter_next(&iter, &key, &value) == TRUE) {
1319                 struct connman_network *network = value;
1320
1321                 __connman_network_disconnect(network);
1322         }
1323
1324         if (device->driver && device->driver->disconnect)
1325                 device->driver->disconnect(device);
1326
1327         return 0;
1328 }
1329
1330 static void mark_network_unavailable(gpointer key, gpointer value,
1331                                                         gpointer user_data)
1332 {
1333         struct connman_network *network = value;
1334
1335         if (connman_network_get_connected(network) == TRUE)
1336                 return;
1337
1338         connman_network_set_available(network, FALSE);
1339 }
1340
1341 static gboolean remove_unavailable_network(gpointer key, gpointer value,
1342                                                         gpointer user_data)
1343 {
1344         struct connman_network *network = value;
1345
1346         if (connman_network_get_connected(network) == TRUE)
1347                 return FALSE;
1348
1349         if (connman_network_get_available(network) == TRUE)
1350                 return FALSE;
1351
1352         return TRUE;
1353 }
1354
1355 void __connman_device_cleanup_networks(struct connman_device *device)
1356 {
1357         g_hash_table_foreach_remove(device->networks,
1358                                         remove_unavailable_network, NULL);
1359 }
1360
1361 /**
1362  * connman_device_set_scanning:
1363  * @device: device structure
1364  * @scanning: scanning state
1365  *
1366  * Change scanning state of device
1367  */
1368 int connman_device_set_scanning(struct connman_device *device,
1369                                                 connman_bool_t scanning)
1370 {
1371         DBusMessage *signal;
1372         DBusMessageIter entry, value;
1373         const char *key = "Scanning";
1374
1375         DBG("device %p scanning %d", device, scanning);
1376
1377         if (!device->driver || !device->driver->scan)
1378                 return -EINVAL;
1379
1380         if (device->scanning == scanning)
1381                 return -EALREADY;
1382
1383         device->scanning = scanning;
1384
1385         signal = dbus_message_new_signal(device->element.path,
1386                                 CONNMAN_DEVICE_INTERFACE, "PropertyChanged");
1387         if (signal == NULL)
1388                 return 0;
1389
1390         dbus_message_iter_init_append(signal, &entry);
1391
1392         dbus_message_iter_append_basic(&entry, DBUS_TYPE_STRING, &key);
1393
1394         dbus_message_iter_open_container(&entry, DBUS_TYPE_VARIANT,
1395                                         DBUS_TYPE_BOOLEAN_AS_STRING, &value);
1396         dbus_message_iter_append_basic(&value, DBUS_TYPE_BOOLEAN, &scanning);
1397         dbus_message_iter_close_container(&entry, &value);
1398
1399         g_dbus_send_message(connection, signal);
1400
1401         if (scanning == TRUE) {
1402                 reset_scan_trigger(device);
1403
1404                 g_hash_table_foreach(device->networks,
1405                                         mark_network_unavailable, NULL);
1406
1407                 return 0;
1408         }
1409
1410         __connman_device_cleanup_networks(device);
1411
1412         if (device->connections > 0)
1413                 return 0;
1414
1415         if (device->disconnected == TRUE)
1416                 return 0;
1417
1418         __connman_service_auto_connect();
1419
1420         return 0;
1421 }
1422
1423 /**
1424  * connman_device_set_disconnected:
1425  * @device: device structure
1426  * @disconnected: disconnected state
1427  *
1428  * Change disconnected state of device (only for device with networks)
1429  */
1430 int connman_device_set_disconnected(struct connman_device *device,
1431                                                 connman_bool_t disconnected)
1432 {
1433         DBG("device %p disconnected %d", device, disconnected);
1434
1435         switch (device->mode) {
1436         case CONNMAN_DEVICE_MODE_UNKNOWN:
1437         case CONNMAN_DEVICE_MODE_TRANSPORT_IP:
1438                 return -EINVAL;
1439         case CONNMAN_DEVICE_MODE_NETWORK_SINGLE:
1440         case CONNMAN_DEVICE_MODE_NETWORK_MULTIPLE:
1441                 break;
1442         }
1443
1444         if (device->disconnected == disconnected)
1445                 return -EALREADY;
1446
1447         device->disconnected = disconnected;
1448
1449         return 0;
1450 }
1451
1452 /**
1453  * connman_device_get_disconnected:
1454  * @device: device structure
1455  *
1456  * Get device disconnected state
1457  */
1458 connman_bool_t connman_device_get_disconnected(struct connman_device *device)
1459 {
1460         return device->disconnected;
1461 }
1462
1463 /**
1464  * connman_device_set_connected:
1465  * @device: device structure
1466  * @connected: connected state
1467  *
1468  * Change connected state of device (for Ethernet like devices)
1469  */
1470 int connman_device_set_connected(struct connman_device *device,
1471                                                 connman_bool_t connected)
1472 {
1473         DBG("device %p connected %d", device, connected);
1474
1475         switch (device->mode) {
1476         case CONNMAN_DEVICE_MODE_UNKNOWN:
1477         case CONNMAN_DEVICE_MODE_NETWORK_SINGLE:
1478         case CONNMAN_DEVICE_MODE_NETWORK_MULTIPLE:
1479                 return -EINVAL;
1480         case CONNMAN_DEVICE_MODE_TRANSPORT_IP:
1481                 break;
1482         }
1483
1484         if (device->carrier == FALSE)
1485                 return -ENOTCONN;
1486
1487         return set_connected(device, connected);
1488 }
1489
1490 /**
1491  * connman_device_set_string:
1492  * @device: device structure
1493  * @key: unique identifier
1494  * @value: string value
1495  *
1496  * Set string value for specific key
1497  */
1498 int connman_device_set_string(struct connman_device *device,
1499                                         const char *key, const char *value)
1500 {
1501         DBG("device %p key %s value %s", device, key, value);
1502
1503         if (g_str_equal(key, "Address") == TRUE) {
1504                 g_free(device->address);
1505                 device->address = g_strdup(value);
1506         } else if (g_str_equal(key, "Name") == TRUE) {
1507                 g_free(device->name);
1508                 device->name = g_strdup(value);
1509         } else if (g_str_equal(key, "Node") == TRUE) {
1510                 g_free(device->node);
1511                 device->node = g_strdup(value);
1512         }
1513
1514         return connman_element_set_string(&device->element, key, value);
1515 }
1516
1517 /**
1518  * connman_device_get_string:
1519  * @device: device structure
1520  * @key: unique identifier
1521  *
1522  * Get string value for specific key
1523  */
1524 const char *connman_device_get_string(struct connman_device *device,
1525                                                         const char *key)
1526 {
1527         DBG("device %p key %s", device, key);
1528
1529         if (g_str_equal(key, "Address") == TRUE)
1530                 return device->address;
1531         else if (g_str_equal(key, "Name") == TRUE)
1532                 return device->name;
1533         else if (g_str_equal(key, "Node") == TRUE)
1534                 return device->node;
1535
1536         return connman_element_get_string(&device->element, key);
1537 }
1538
1539 static void set_offlinemode(struct connman_element *element, gpointer user_data)
1540 {
1541         struct connman_device *device = element->device;
1542         connman_bool_t offlinemode = GPOINTER_TO_UINT(user_data);
1543         connman_bool_t powered;
1544
1545         DBG("element %p name %s", element, element->name);
1546
1547         if (device == NULL)
1548                 return;
1549
1550         device->offlinemode = offlinemode;
1551
1552         powered = (offlinemode == TRUE) ? FALSE : TRUE;
1553
1554         if (device->powered == powered)
1555                 return;
1556
1557         set_powered(device, powered);
1558 }
1559
1560 int __connman_device_set_offlinemode(connman_bool_t offlinemode)
1561 {
1562         DBG("offlinmode %d", offlinemode);
1563
1564         __connman_element_foreach(NULL, CONNMAN_ELEMENT_TYPE_DEVICE,
1565                         set_offlinemode, GUINT_TO_POINTER(offlinemode));
1566
1567         __connman_notifier_offlinemode(offlinemode);
1568
1569         return 0;
1570 }
1571
1572 void __connman_device_increase_connections(struct connman_device *device)
1573 {
1574         enum connman_service_type type;
1575
1576         device->connections++;
1577
1578         type = __connman_device_get_service_type(device);
1579         __connman_notifier_connect(type);
1580 }
1581
1582 void __connman_device_decrease_connections(struct connman_device *device)
1583 {
1584         enum connman_service_type type;
1585
1586         device->connections--;
1587
1588         type = __connman_device_get_service_type(device);
1589         __connman_notifier_disconnect(type);
1590 }
1591
1592 /**
1593  * connman_device_add_network:
1594  * @device: device structure
1595  * @network: network structure
1596  *
1597  * Add new network to the device
1598  */
1599 int connman_device_add_network(struct connman_device *device,
1600                                         struct connman_network *network)
1601 {
1602         const char *identifier = connman_network_get_identifier(network);
1603         int err;
1604
1605         DBG("device %p network %p", device, network);
1606
1607         switch (device->mode) {
1608         case CONNMAN_DEVICE_MODE_UNKNOWN:
1609         case CONNMAN_DEVICE_MODE_TRANSPORT_IP:
1610                 return -EINVAL;
1611         case CONNMAN_DEVICE_MODE_NETWORK_SINGLE:
1612         case CONNMAN_DEVICE_MODE_NETWORK_MULTIPLE:
1613                 break;
1614         }
1615
1616         __connman_network_set_device(network, device);
1617
1618         __connman_storage_load_network(network);
1619
1620         err = connman_element_register((struct connman_element *) network,
1621                                                         &device->element);
1622         if (err < 0) {
1623                 __connman_network_set_device(network, NULL);
1624                 return err;
1625         }
1626
1627         g_hash_table_insert(device->networks, g_strdup(identifier),
1628                                                                 network);
1629
1630         return 0;
1631 }
1632
1633 /**
1634  * connman_device_get_network:
1635  * @device: device structure
1636  * @identifier: network identifier
1637  *
1638  * Get network for given identifier
1639  */
1640 struct connman_network *connman_device_get_network(struct connman_device *device,
1641                                                         const char *identifier)
1642 {
1643         DBG("device %p identifier %s", device, identifier);
1644
1645         return g_hash_table_lookup(device->networks, identifier);
1646 }
1647
1648 /**
1649  * connman_device_remove_network:
1650  * @device: device structure
1651  * @identifier: network identifier
1652  *
1653  * Remove network for given identifier
1654  */
1655 int connman_device_remove_network(struct connman_device *device,
1656                                                         const char *identifier)
1657 {
1658         DBG("device %p identifier %s", device, identifier);
1659
1660         g_hash_table_remove(device->networks, identifier);
1661
1662         return 0;
1663 }
1664
1665 void __connman_device_set_network(struct connman_device *device,
1666                                         struct connman_network *network)
1667 {
1668         const char *name;
1669
1670         if (device->network == network)
1671                 return;
1672
1673         if (device->network != NULL)
1674                 connman_network_unref(device->network);
1675
1676         if (network != NULL) {
1677                 name = connman_network_get_string(network,
1678                                                 CONNMAN_PROPERTY_ID_NAME);
1679                 g_free(device->last_network);
1680                 device->last_network = g_strdup(name);
1681
1682                 device->network = connman_network_ref(network);
1683         } else {
1684                 g_free(device->last_network);
1685                 device->last_network = NULL;
1686
1687                 device->network = NULL;
1688         }
1689 }
1690
1691 /**
1692  * connman_device_register:
1693  * @device: device structure
1694  *
1695  * Register device with the system
1696  */
1697 int connman_device_register(struct connman_device *device)
1698 {
1699         enum connman_service_type type;
1700
1701         __connman_storage_load_device(device);
1702
1703         device->offlinemode = __connman_manager_get_offlinemode();
1704
1705         switch (device->mode) {
1706         case CONNMAN_DEVICE_MODE_UNKNOWN:
1707         case CONNMAN_DEVICE_MODE_TRANSPORT_IP:
1708                 break;
1709         case CONNMAN_DEVICE_MODE_NETWORK_SINGLE:
1710         case CONNMAN_DEVICE_MODE_NETWORK_MULTIPLE:
1711                 __connman_storage_init_network(device);
1712                 break;
1713         }
1714
1715         type = __connman_device_get_service_type(device);
1716         __connman_notifier_register(type);
1717
1718         return connman_element_register(&device->element, NULL);
1719 }
1720
1721 /**
1722  * connman_device_unregister:
1723  * @device: device structure
1724  *
1725  * Unregister device with the system
1726  */
1727 void connman_device_unregister(struct connman_device *device)
1728 {
1729         enum connman_service_type type;
1730
1731         __connman_storage_save_device(device);
1732
1733         type = __connman_device_get_service_type(device);
1734         __connman_notifier_unregister(type);
1735
1736         connman_element_unregister(&device->element);
1737 }
1738
1739 /**
1740  * connman_device_get_data:
1741  * @device: device structure
1742  *
1743  * Get private device data pointer
1744  */
1745 void *connman_device_get_data(struct connman_device *device)
1746 {
1747         return device->driver_data;
1748 }
1749
1750 /**
1751  * connman_device_set_data:
1752  * @device: device structure
1753  * @data: data pointer
1754  *
1755  * Set private device data pointer
1756  */
1757 void connman_device_set_data(struct connman_device *device, void *data)
1758 {
1759         device->driver_data = data;
1760 }
1761
1762 static gboolean match_driver(struct connman_device *device,
1763                                         struct connman_device_driver *driver)
1764 {
1765         if (device->type == driver->type ||
1766                         driver->type == CONNMAN_DEVICE_TYPE_UNKNOWN)
1767                 return TRUE;
1768
1769         return FALSE;
1770 }
1771
1772 static int device_probe(struct connman_element *element)
1773 {
1774         struct connman_device *device = element->device;
1775         GSList *list;
1776
1777         DBG("element %p name %s", element, element->name);
1778
1779         if (device == NULL)
1780                 return -ENODEV;
1781
1782         if (device->driver != NULL)
1783                 return -EALREADY;
1784
1785         for (list = driver_list; list; list = list->next) {
1786                 struct connman_device_driver *driver = list->data;
1787
1788                 if (match_driver(device, driver) == FALSE)
1789                         continue;
1790
1791                 DBG("driver %p name %s", driver, driver->name);
1792
1793                 if (driver->probe(device) == 0) {
1794                         device->driver = driver;
1795                         break;
1796                 }
1797         }
1798
1799         if (device->driver == NULL)
1800                 return -ENODEV;
1801
1802         return setup_device(device);
1803 }
1804
1805 static void device_remove(struct connman_element *element)
1806 {
1807         struct connman_device *device = element->device;
1808
1809         DBG("element %p name %s", element, element->name);
1810
1811         if (device == NULL)
1812                 return;
1813
1814         if (device->driver == NULL)
1815                 return;
1816
1817         remove_device(device);
1818 }
1819
1820 static struct connman_driver device_driver = {
1821         .name           = "device",
1822         .type           = CONNMAN_ELEMENT_TYPE_DEVICE,
1823         .priority       = CONNMAN_DRIVER_PRIORITY_LOW,
1824         .probe          = device_probe,
1825         .remove         = device_remove,
1826 };
1827
1828 static int device_load(struct connman_device *device)
1829 {
1830         GKeyFile *keyfile;
1831         GError *error = NULL;
1832         gchar *pathname, *identifier, *data = NULL;
1833         gsize length;
1834         connman_bool_t powered;
1835         int val;
1836
1837         DBG("device %p", device);
1838
1839         pathname = g_strdup_printf("%s/%s.conf", STORAGEDIR,
1840                                         __connman_profile_active_ident());
1841         if (pathname == NULL)
1842                 return -ENOMEM;
1843
1844         keyfile = g_key_file_new();
1845
1846         if (g_file_get_contents(pathname, &data, &length, NULL) == FALSE) {
1847                 g_free(pathname);
1848                 return -ENOENT;
1849         }
1850
1851         g_free(pathname);
1852
1853         if (g_key_file_load_from_data(keyfile, data, length,
1854                                                         0, NULL) == FALSE) {
1855                 g_free(data);
1856                 return -EILSEQ;
1857         }
1858
1859         g_free(data);
1860
1861         identifier = g_strdup_printf("device_%s", device->element.name);
1862         if (identifier == NULL)
1863                 goto done;
1864
1865         powered = g_key_file_get_boolean(keyfile, identifier,
1866                                                 "Powered", &error);
1867         if (error == NULL)
1868                 device->powered_persistent = powered;
1869         g_clear_error(&error);
1870
1871         switch (device->mode) {
1872         case CONNMAN_DEVICE_MODE_UNKNOWN:
1873         case CONNMAN_DEVICE_MODE_TRANSPORT_IP:
1874                 break;
1875         case CONNMAN_DEVICE_MODE_NETWORK_SINGLE:
1876         case CONNMAN_DEVICE_MODE_NETWORK_MULTIPLE:
1877                 val = g_key_file_get_integer(keyfile, identifier,
1878                                                 "ScanInterval", &error);
1879                 if (error == NULL && val > 0)
1880                         device->scan_interval = val;
1881                 g_clear_error(&error);
1882                 break;
1883         }
1884
1885 done:
1886         g_key_file_free(keyfile);
1887
1888         g_free(identifier);
1889
1890         return 0;
1891 }
1892
1893 static int device_save(struct connman_device *device)
1894 {
1895         GKeyFile *keyfile;
1896         gchar *pathname, *identifier = NULL, *data = NULL;
1897         gsize length;
1898
1899         DBG("device %p", device);
1900
1901         pathname = g_strdup_printf("%s/%s.conf", STORAGEDIR,
1902                                         __connman_profile_active_ident());
1903         if (pathname == NULL)
1904                 return -ENOMEM;
1905
1906         keyfile = g_key_file_new();
1907
1908         if (g_file_get_contents(pathname, &data, &length, NULL) == FALSE)
1909                 goto update;
1910
1911         if (length > 0) {
1912                 if (g_key_file_load_from_data(keyfile, data, length,
1913                                                         0, NULL) == FALSE)
1914                         goto done;
1915         }
1916
1917         g_free(data);
1918
1919 update:
1920         identifier = g_strdup_printf("device_%s", device->element.name);
1921         if (identifier == NULL)
1922                 goto done;
1923
1924         g_key_file_set_boolean(keyfile, identifier,
1925                                         "Powered", device->powered_persistent);
1926
1927         switch (device->mode) {
1928         case CONNMAN_DEVICE_MODE_UNKNOWN:
1929         case CONNMAN_DEVICE_MODE_TRANSPORT_IP:
1930                 break;
1931         case CONNMAN_DEVICE_MODE_NETWORK_SINGLE:
1932         case CONNMAN_DEVICE_MODE_NETWORK_MULTIPLE:
1933                 if (device->scan_interval > 0)
1934                         g_key_file_set_integer(keyfile, identifier,
1935                                         "ScanInterval", device->scan_interval);
1936                 break;
1937         }
1938
1939         data = g_key_file_to_data(keyfile, &length, NULL);
1940
1941         if (g_file_set_contents(pathname, data, length, NULL) == FALSE)
1942                 connman_error("Failed to store device information");
1943
1944 done:
1945         g_free(data);
1946
1947         g_key_file_free(keyfile);
1948
1949         g_free(identifier);
1950         g_free(pathname);
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 }