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 powered;
  41         connman_bool_t carrier;
  42         connman_bool_t scanning;
  43         connman_bool_t disconnected;
  44         connman_uint16_t scan_interval;
  45         char *name;
  46         char *node;
  47         char *address;
  48         char *interface;
  49         char *control;
  50         char *ident;
  51         unsigned int connections;
  52         guint scan_timeout;
  53         struct connman_ipconfig *ipconfig;
  54
  55         struct connman_device_driver *driver;
  56         void *driver_data;
  57
  58         connman_bool_t registered;
  59
  60         char *last_network;
  61         struct connman_network *network;
  62         GHashTable *networks;
  63
  64         DBusMessage *pending;
  65         guint timeout;
  66 };
  67
  68 static gboolean device_scan_trigger(gpointer user_data)
  69 {
  70         struct connman_device *device = user_data;
  71
  72         DBG("device %p", device);
  73
  74         connman_device_set_scanning(device, FALSE);
  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                 if (device->powered == powered)
 490                         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
 491
 492                 if (device->pending != NULL)
 493                         return __connman_error_in_progress(msg);
 494
 495                 err = set_powered(device, powered);
 496                 if (err < 0) {
 497                         if (err != -EINPROGRESS)
 498                                 return __connman_error_failed(msg, -err);
 499
 500                         device->pending = dbus_message_ref(msg);
 501
 502                         device->timeout = g_timeout_add_seconds(15,
 503                                                 powered_timeout, device);
 504
 505                         return NULL;
 506                 }
 507         } else if (g_str_equal(name, "ScanInterval") == TRUE) {
 508                 connman_uint16_t interval;
 509
 510                 switch (device->mode) {
 511                 case CONNMAN_DEVICE_MODE_UNKNOWN:
 512                 case CONNMAN_DEVICE_MODE_TRANSPORT_IP:
 513                         return __connman_error_invalid_arguments(msg);
 514                 case CONNMAN_DEVICE_MODE_NETWORK_SINGLE:
 515                 case CONNMAN_DEVICE_MODE_NETWORK_MULTIPLE:
 516                         break;
 517                 }
 518
 519                 if (type != DBUS_TYPE_UINT16)
 520                         return __connman_error_invalid_arguments(msg);
 521
 522                 dbus_message_iter_get_basic(&value, &interval);
 523
 524                 if (device->scan_interval != interval) {
 525                         device->scan_interval = interval;
 526
 527                         reset_scan_trigger(device);
 528                 }
 529         } else if (g_str_has_prefix(name, "IPv4.") == TRUE) {
 530                 int err;
 531
 532                 switch (device->mode) {
 533                 case CONNMAN_DEVICE_MODE_UNKNOWN:
 534                 case CONNMAN_DEVICE_MODE_NETWORK_SINGLE:
 535                 case CONNMAN_DEVICE_MODE_NETWORK_MULTIPLE:
 536                         return __connman_error_invalid_arguments(msg);
 537                 case CONNMAN_DEVICE_MODE_TRANSPORT_IP:
 538                         break;
 539                 }
 540
 541                 err = __connman_ipconfig_set_ipv4(device->ipconfig,
 542                                                         name + 5, &value);
 543                 if (err < 0)
 544                         return __connman_error_failed(msg, -err);
 545         } else
 546                 return __connman_error_invalid_property(msg);
 547
 548         __connman_storage_save_device(device);
 549
 550         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
 551 }
 552
 553 static DBusMessage *propose_scan(DBusConnection *conn,
 554                                         DBusMessage *msg, void *data)
 555 {
 556         struct connman_device *device = data;
 557         int err;
 558
 559         DBG("conn %p", conn);
 560
 561         switch (device->mode) {
 562         case CONNMAN_DEVICE_MODE_UNKNOWN:
 563         case CONNMAN_DEVICE_MODE_TRANSPORT_IP:
 564                 return __connman_error_not_supported(msg);
 565         case CONNMAN_DEVICE_MODE_NETWORK_SINGLE:
 566         case CONNMAN_DEVICE_MODE_NETWORK_MULTIPLE:
 567                 break;
 568         }
 569
 570         err = __connman_device_scan(device);
 571         if (err < 0)
 572                 return __connman_error_failed(msg, -err);
 573
 574         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
 575 }
 576
 577 static GDBusMethodTable device_methods[] = {
 578         { "GetProperties", "",      "a{sv}", get_properties },
 579         { "SetProperty",   "sv",    "",      set_property,
 580                                                 G_DBUS_METHOD_FLAG_ASYNC },
 581         { "ProposeScan",   "",      "",      propose_scan   },
 582         { },
 583 };
 584
 585 static GDBusSignalTable device_signals[] = {
 586         { "PropertyChanged", "sv" },
 587         { },
 588 };
 589
 590 static void append_devices(DBusMessageIter *entry)
 591 {
 592         DBusMessageIter value, iter;
 593         const char *key = "Devices";
 594
 595         dbus_message_iter_append_basic(entry, DBUS_TYPE_STRING, &key);
 596
 597         dbus_message_iter_open_container(entry, DBUS_TYPE_VARIANT,
 598                 DBUS_TYPE_ARRAY_AS_STRING DBUS_TYPE_OBJECT_PATH_AS_STRING,
 599                                                                 &value);
 600
 601         dbus_message_iter_open_container(&value, DBUS_TYPE_ARRAY,
 602                                 DBUS_TYPE_OBJECT_PATH_AS_STRING, &iter);
 603         __connman_element_list(NULL, CONNMAN_ELEMENT_TYPE_DEVICE, &iter);
 604         dbus_message_iter_close_container(&value, &iter);
 605
 606         dbus_message_iter_close_container(entry, &value);
 607 }
 608
 609 static void emit_devices_signal(void)
 610 {
 611         DBusMessage *signal;
 612         DBusMessageIter entry;
 613
 614         signal = dbus_message_new_signal(CONNMAN_MANAGER_PATH,
 615                                 CONNMAN_MANAGER_INTERFACE, "PropertyChanged");
 616         if (signal == NULL)
 617                 return;
 618
 619         dbus_message_iter_init_append(signal, &entry);
 620
 621         append_devices(&entry);
 622
 623         g_dbus_send_message(connection, signal);
 624 }
 625
 626 static int register_interface(struct connman_element *element)
 627 {
 628         struct connman_device *device = element->device;
 629
 630         DBG("element %p name %s", element, element->name);
 631
 632         if (g_dbus_register_interface(connection, element->path,
 633                                         CONNMAN_DEVICE_INTERFACE,
 634                                         device_methods, device_signals,
 635                                         NULL, device, NULL) == FALSE) {
 636                 connman_error("Failed to register %s device", element->path);
 637                 return -EIO;
 638         }
 639
 640         device->registered = TRUE;
 641
 642         emit_devices_signal();
 643
 644         return 0;
 645 }
 646
 647 static void unregister_interface(struct connman_element *element)
 648 {
 649         struct connman_device *device = element->device;
 650
 651         DBG("element %p name %s", element, element->name);
 652
 653         device->registered = FALSE;
 654
 655         emit_devices_signal();
 656
 657         g_dbus_unregister_interface(connection, element->path,
 658                                                 CONNMAN_DEVICE_INTERFACE);
 659 }
 660
 661 static void device_enable(struct connman_device *device)
 662 {
 663         DBG("device %p", device);
 664
 665         if (device->powered == TRUE)
 666                 return;
 667
 668         if (device->driver->enable) {
 669                 if (device->driver->enable(device) == 0) {
 670                         enum connman_service_type type;
 671
 672                         device->powered = TRUE;
 673
 674                         type = __connman_device_get_service_type(device);
 675                         __connman_notifier_enable(type);
 676                 }
 677         }
 678 }
 679
 680 static void device_disable(struct connman_device *device)
 681 {
 682         DBG("device %p", device);
 683
 684         if (device->powered == FALSE)
 685                 return;
 686
 687         g_hash_table_remove_all(device->networks);
 688
 689         if (device->driver->disable) {
 690                 if (device->driver->disable(device) == 0) {
 691                         enum connman_service_type type;
 692
 693                         device->powered = FALSE;
 694
 695                         type = __connman_device_get_service_type(device);
 696                         __connman_notifier_disable(type);
 697                 }
 698         }
 699 }
 700
 701 static int setup_device(struct connman_device *device)
 702 {
 703         int err;
 704
 705         DBG("device %p", device);
 706
 707         err = register_interface(&device->element);
 708         if (err < 0) {
 709                 if (device->driver->remove)
 710                         device->driver->remove(device);
 711                 device->driver = NULL;
 712                 return err;
 713         }
 714
 715         switch (device->mode) {
 716         case CONNMAN_DEVICE_MODE_UNKNOWN:
 717         case CONNMAN_DEVICE_MODE_NETWORK_SINGLE:
 718         case CONNMAN_DEVICE_MODE_NETWORK_MULTIPLE:
 719                 break;
 720         case CONNMAN_DEVICE_MODE_TRANSPORT_IP:
 721                 if (device->carrier == TRUE && device->secondary == FALSE)
 722                         __connman_profile_add_device(device);
 723                 break;
 724         }
 725
 726         device_enable(device);
 727
 728         return 0;
 729 }
 730
 731 static void probe_driver(struct connman_element *element, gpointer user_data)
 732 {
 733         struct connman_device_driver *driver = user_data;
 734
 735         DBG("element %p name %s", element, element->name);
 736
 737         if (element->device == NULL)
 738                 return;
 739
 740         if (element->device->driver != NULL)
 741                 return;
 742
 743         if (driver->type != element->device->type)
 744                 return;
 745
 746         if (driver->probe(element->device) < 0)
 747                 return;
 748
 749         element->device->driver = driver;
 750
 751         setup_device(element->device);
 752 }
 753
 754 static void remove_device(struct connman_device *device)
 755 {
 756         DBG("device %p", device);
 757
 758         device_disable(device);
 759
 760         switch (device->mode) {
 761         case CONNMAN_DEVICE_MODE_UNKNOWN:
 762         case CONNMAN_DEVICE_MODE_NETWORK_SINGLE:
 763         case CONNMAN_DEVICE_MODE_NETWORK_MULTIPLE:
 764                 break;
 765         case CONNMAN_DEVICE_MODE_TRANSPORT_IP:
 766                 if (device->secondary == FALSE)
 767                         __connman_profile_remove_device(device);
 768                 break;
 769         }
 770
 771         unregister_interface(&device->element);
 772
 773         if (device->driver->remove)
 774                 device->driver->remove(device);
 775
 776         device->driver = NULL;
 777 }
 778
 779 static void remove_driver(struct connman_element *element, gpointer user_data)
 780 {
 781         struct connman_device_driver *driver = user_data;
 782
 783         DBG("element %p name %s", element, element->name);
 784
 785         if (element->device == NULL)
 786                 return;
 787
 788         if (element->device->driver == driver)
 789                 remove_device(element->device);
 790 }
 791
 792 connman_bool_t __connman_device_has_driver(struct connman_device *device)
 793 {
 794         if (device == NULL || device->driver == NULL)
 795                 return FALSE;
 796
 797         return device->registered;
 798 }
 799
 800 static GSList *driver_list = NULL;
 801
 802 static gint compare_priority(gconstpointer a, gconstpointer b)
 803 {
 804         const struct connman_device_driver *driver1 = a;
 805         const struct connman_device_driver *driver2 = b;
 806
 807         return driver2->priority - driver1->priority;
 808 }
 809
 810 /**
 811  * connman_device_driver_register:
 812  * @driver: device driver definition
 813  *
 814  * Register a new device driver
 815  *
 816  * Returns: %0 on success
 817  */
 818 int connman_device_driver_register(struct connman_device_driver *driver)
 819 {
 820         DBG("driver %p name %s", driver, driver->name);
 821
 822         driver_list = g_slist_insert_sorted(driver_list, driver,
 823                                                         compare_priority);
 824
 825         __connman_element_foreach(NULL, CONNMAN_ELEMENT_TYPE_DEVICE,
 826                                                 probe_driver, driver);
 827
 828         return 0;
 829 }
 830
 831 /**
 832  * connman_device_driver_unregister:
 833  * @driver: device driver definition
 834  *
 835  * Remove a previously registered device driver
 836  */
 837 void connman_device_driver_unregister(struct connman_device_driver *driver)
 838 {
 839         DBG("driver %p name %s", driver, driver->name);
 840
 841         driver_list = g_slist_remove(driver_list, driver);
 842
 843         __connman_element_foreach(NULL, CONNMAN_ELEMENT_TYPE_DEVICE,
 844                                                 remove_driver, driver);
 845 }
 846
 847 static void unregister_network(gpointer data)
 848 {
 849         struct connman_network *network = data;
 850
 851         DBG("network %p", network);
 852
 853         connman_element_unregister((struct connman_element *) network);
 854
 855         connman_network_unref(network);
 856 }
 857
 858 static void device_destruct(struct connman_element *element)
 859 {
 860         struct connman_device *device = element->device;
 861
 862         DBG("element %p name %s", element, element->name);
 863
 864         if (device->timeout > 0) {
 865                 g_source_remove(device->timeout);
 866                 device->timeout = 0;
 867         }
 868
 869         if (device->pending != NULL) {
 870                 dbus_message_unref(device->pending);
 871                 device->pending = NULL;
 872         }
 873
 874         g_free(device->ident);
 875         g_free(device->node);
 876         g_free(device->name);
 877         g_free(device->address);
 878         g_free(device->control);
 879         g_free(device->interface);
 880
 881         connman_ipconfig_unref(device->ipconfig);
 882
 883         g_free(device->last_network);
 884
 885         g_hash_table_destroy(device->networks);
 886         device->networks = NULL;
 887 }
 888
 889 /**
 890  * connman_device_create:
 891  * @node: device node name (for example an address)
 892  * @type: device type
 893  *
 894  * Allocate a new device of given #type and assign the #node name to it.
 895  *
 896  * Returns: a newly-allocated #connman_device structure
 897  */
 898 struct connman_device *connman_device_create(const char *node,
 899                                                 enum connman_device_type type)
 900 {
 901         struct connman_device *device;
 902         const char *str;
 903
 904         DBG("node %s type %d", node, type);
 905
 906         device = g_try_new0(struct connman_device, 1);
 907         if (device == NULL)
 908                 return NULL;
 909
 910         DBG("device %p", device);
 911
 912         __connman_element_initialize(&device->element);
 913
 914         device->element.name = g_strdup(node);
 915         device->element.type = CONNMAN_ELEMENT_TYPE_DEVICE;
 916
 917         device->element.device = device;
 918         device->element.destruct = device_destruct;
 919
 920         str = type2string(type);
 921         if (str != NULL)
 922                 connman_element_set_string(&device->element,
 923                                         CONNMAN_PROPERTY_ID_TYPE, str);
 924
 925         device->element.ipv4.method = CONNMAN_IPCONFIG_METHOD_DHCP;
 926
 927         device->type      = type;
 928         device->name      = g_strdup(type2description(device->type));
 929         device->mode      = CONNMAN_DEVICE_MODE_UNKNOWN;
 930         device->secondary = FALSE;
 931
 932         switch (type) {
 933         case CONNMAN_DEVICE_TYPE_UNKNOWN:
 934         case CONNMAN_DEVICE_TYPE_VENDOR:
 935                 device->scan_interval = 0;
 936                 break;
 937         case CONNMAN_DEVICE_TYPE_ETHERNET:
 938         case CONNMAN_DEVICE_TYPE_WIFI:
 939                 device->scan_interval = 300;
 940                 break;
 941         case CONNMAN_DEVICE_TYPE_WIMAX:
 942                 device->scan_interval = 0;
 943                 break;
 944         case CONNMAN_DEVICE_TYPE_BLUETOOTH:
 945                 device->scan_interval = 0;
 946                 break;
 947         case CONNMAN_DEVICE_TYPE_GPS:
 948                 device->scan_interval = 0;
 949                 break;
 950         case CONNMAN_DEVICE_TYPE_MBM:
 951         case CONNMAN_DEVICE_TYPE_HSO:
 952         case CONNMAN_DEVICE_TYPE_NOZOMI:
 953         case CONNMAN_DEVICE_TYPE_HUAWEI:
 954         case CONNMAN_DEVICE_TYPE_NOVATEL:
 955                 device->scan_interval = 0;
 956                 break;
 957         }
 958
 959         device->ipconfig = connman_ipconfig_create();
 960         if (device->ipconfig == NULL) {
 961                 connman_device_unref(device);
 962                 return NULL;
 963         }
 964
 965         device->networks = g_hash_table_new_full(g_str_hash, g_str_equal,
 966                                                 g_free, unregister_network);
 967
 968         return device;
 969 }
 970
 971 /**
 972  * connman_device_ref:
 973  * @device: device structure
 974  *
 975  * Increase reference counter of device
 976  */
 977 struct connman_device *connman_device_ref(struct connman_device *device)
 978 {
 979         if (connman_element_ref(&device->element) == NULL)
 980                 return NULL;
 981
 982         return device;
 983 }
 984
 985 /**
 986  * connman_device_unref:
 987  * @device: device structure
 988  *
 989  * Decrease reference counter of device
 990  */
 991 void connman_device_unref(struct connman_device *device)
 992 {
 993         connman_element_unref(&device->element);
 994 }
 995
 996 const char *__connman_device_get_type(struct connman_device *device)
 997 {
 998         return type2string(device->type);
 999 }
1000
1001 /**
1002  * connman_device_get_type:
1003  * @device: device structure
1004  *
1005  * Get type of device
1006  */
1007 enum connman_device_type connman_device_get_type(struct connman_device *device)
1008 {
1009         return device->type;
1010 }
1011
1012 /**
1013  * connman_device_get_name:
1014  * @device: device structure
1015  *
1016  * Get unique name of device
1017  */
1018 const char *connman_device_get_name(struct connman_device *device)
1019 {
1020         return device->element.name;
1021 }
1022
1023 /**
1024  * connman_device_get_path:
1025  * @device: device structure
1026  *
1027  * Get path name of device
1028  */
1029 const char *connman_device_get_path(struct connman_device *device)
1030 {
1031         return device->element.path;
1032 }
1033
1034 /**
1035  * connman_device_set_index:
1036  * @device: device structure
1037  * @index: index number
1038  *
1039  * Set index number of device
1040  */
1041 void connman_device_set_index(struct connman_device *device, int index)
1042 {
1043         device->element.index = index;
1044 }
1045
1046 /**
1047  * connman_device_get_index:
1048  * @device: device structure
1049  *
1050  * Get index number of device
1051  */
1052 int connman_device_get_index(struct connman_device *device)
1053 {
1054         return device->element.index;
1055 }
1056
1057 /**
1058  * connman_device_set_interface:
1059  * @device: device structure
1060  * @interface: interface name
1061  * @control: control interface
1062  *
1063  * Set interface name of device
1064  */
1065 void connman_device_set_interface(struct connman_device *device,
1066                                 const char *interface, const char *control)
1067 {
1068         g_free(device->element.devname);
1069         device->element.devname = g_strdup(interface);
1070
1071         g_free(device->interface);
1072         device->interface = g_strdup(interface);
1073
1074         g_free(device->control);
1075         device->control = g_strdup(control);
1076
1077         if (device->name == NULL) {
1078                 const char *str = type2description(device->type);
1079                 if (str != NULL && device->interface != NULL)
1080                         device->name = g_strdup_printf("%s (%s)", str,
1081                                                         device->interface);
1082         }
1083 }
1084
1085 const char *connman_device_get_control(struct connman_device *device)
1086 {
1087         return device->control;
1088 }
1089
1090 /**
1091  * connman_device_set_ident:
1092  * @device: device structure
1093  * @ident: unique identifier
1094  *
1095  * Set unique identifier of device
1096  */
1097 void connman_device_set_ident(struct connman_device *device,
1098                                                         const char *ident)
1099 {
1100         g_free(device->ident);
1101         device->ident = g_strdup(ident);
1102 }
1103
1104 const char *__connman_device_get_ident(struct connman_device *device)
1105 {
1106         return device->ident;
1107 }
1108
1109 /**
1110  * connman_device_set_mode:
1111  * @device: device structure
1112  * @mode: network mode
1113  *
1114  * Change network mode of device
1115  */
1116 void connman_device_set_mode(struct connman_device *device,
1117                                                 enum connman_device_mode mode)
1118 {
1119         device->mode = mode;
1120 }
1121
1122 /**
1123  * connman_device_get_mode:
1124  * @device: device structure
1125  *
1126  * Get network mode of device
1127  */
1128 enum connman_device_mode connman_device_get_mode(struct connman_device *device)
1129 {
1130         return device->mode;
1131 }
1132
1133 /**
1134  * connman_device_set_secondary:
1135  * @device: device structure
1136  * @secondary: secondary value
1137  *
1138  * Change secondary value of device
1139  */
1140 void connman_device_set_secondary(struct connman_device *device,
1141                                                 connman_bool_t secondary)
1142 {
1143         device->secondary = secondary;
1144 }
1145
1146 /**
1147  * connman_device_get_secondary:
1148  * @device: device structure
1149  *
1150  * Get secondary value of device
1151  */
1152 connman_bool_t connman_device_get_secondary(struct connman_device *device)
1153 {
1154         return device->secondary;
1155 }
1156
1157 /**
1158  * connman_device_set_powered:
1159  * @device: device structure
1160  * @powered: powered state
1161  *
1162  * Change power state of device
1163  */
1164 int connman_device_set_powered(struct connman_device *device,
1165                                                 connman_bool_t powered)
1166 {
1167         enum connman_service_type type;
1168
1169         DBG("driver %p powered %d", device, powered);
1170
1171         if (device->timeout > 0) {
1172                 g_source_remove(device->timeout);
1173                 device->timeout = 0;
1174         }
1175
1176         if (device->pending != NULL) {
1177                 g_dbus_send_reply(connection, device->pending,
1178                                                         DBUS_TYPE_INVALID);
1179
1180                 dbus_message_unref(device->pending);
1181                 device->pending = NULL;
1182         }
1183
1184         if (device->powered == powered)
1185                 return -EALREADY;
1186
1187         device->powered = powered;
1188
1189         type = __connman_device_get_service_type(device);
1190
1191         if (device->powered == TRUE)
1192                 __connman_notifier_enable(type);
1193         else
1194                 __connman_notifier_disable(type);
1195
1196         if (device->registered == FALSE)
1197                 return 0;
1198
1199         powered_changed(device);
1200
1201         if (powered == FALSE)
1202                 return 0;
1203
1204         reset_scan_trigger(device);
1205
1206         if (device->driver->scan)
1207                 device->driver->scan(device);
1208
1209         return 0;
1210 }
1211
1212 /**
1213  * connman_device_set_carrier:
1214  * @device: device structure
1215  * @carrier: carrier state
1216  *
1217  * Change carrier state of device (only for device without scanning)
1218  */
1219 int connman_device_set_carrier(struct connman_device *device,
1220                                                 connman_bool_t carrier)
1221 {
1222         DBG("device %p carrier %d", device, carrier);
1223
1224         switch (device->mode) {
1225         case CONNMAN_DEVICE_MODE_UNKNOWN:
1226         case CONNMAN_DEVICE_MODE_NETWORK_SINGLE:
1227         case CONNMAN_DEVICE_MODE_NETWORK_MULTIPLE:
1228                 return -EINVAL;
1229         case CONNMAN_DEVICE_MODE_TRANSPORT_IP:
1230                 break;
1231         }
1232
1233         if (device->carrier == carrier)
1234                 return -EALREADY;
1235
1236         device->carrier = carrier;
1237
1238         return set_carrier(device, device->carrier);
1239 }
1240
1241 int __connman_device_scan(struct connman_device *device)
1242 {
1243         if (!device->driver || !device->driver->scan)
1244                 return -EOPNOTSUPP;
1245
1246         if (device->powered == FALSE)
1247                 return -ENOLINK;
1248
1249         return device->driver->scan(device);
1250 }
1251
1252 int __connman_device_enable(struct connman_device *device)
1253 {
1254         if (!device->driver || !device->driver->enable)
1255                 return -EOPNOTSUPP;
1256
1257         if (device->powered == TRUE)
1258                 return -EALREADY;
1259
1260         device_enable(device);
1261
1262         return 0;
1263 }
1264
1265 int __connman_device_disable(struct connman_device *device)
1266 {
1267         if (!device->driver || !device->driver->disable)
1268                 return -EOPNOTSUPP;
1269
1270         if (device->powered == FALSE)
1271                 return -ENOLINK;
1272
1273         device_disable(device);
1274
1275         return 0;
1276 }
1277
1278 int __connman_device_connect(struct connman_device *device)
1279 {
1280         DBG("device %p", device);
1281
1282         if (device->disconnected == FALSE)
1283                 return -EINVAL;
1284
1285         if (device->driver && device->driver->connect)
1286                 device->driver->connect(device);
1287
1288         return 0;
1289 }
1290
1291 int __connman_device_disconnect(struct connman_device *device)
1292 {
1293         GHashTableIter iter;
1294         gpointer key, value;
1295
1296         DBG("device %p", device);
1297
1298         connman_device_set_disconnected(device, TRUE);
1299
1300         g_hash_table_iter_init(&iter, device->networks);
1301
1302         while (g_hash_table_iter_next(&iter, &key, &value) == TRUE) {
1303                 struct connman_network *network = value;
1304
1305                 __connman_network_disconnect(network);
1306         }
1307
1308         if (device->driver && device->driver->disconnect)
1309                 device->driver->disconnect(device);
1310
1311         return 0;
1312 }
1313
1314 static void mark_network_unavailable(gpointer key, gpointer value,
1315                                                         gpointer user_data)
1316 {
1317         struct connman_network *network = value;
1318
1319         if (connman_network_get_connected(network) == TRUE)
1320                 return;
1321
1322         connman_network_set_available(network, FALSE);
1323 }
1324
1325 static gboolean remove_unavailable_network(gpointer key, gpointer value,
1326                                                         gpointer user_data)
1327 {
1328         struct connman_network *network = value;
1329
1330         if (connman_network_get_connected(network) == TRUE)
1331                 return FALSE;
1332
1333         if (connman_network_get_available(network) == TRUE)
1334                 return FALSE;
1335
1336         return TRUE;
1337 }
1338
1339 void __connman_device_cleanup_networks(struct connman_device *device)
1340 {
1341         g_hash_table_foreach_remove(device->networks,
1342                                         remove_unavailable_network, NULL);
1343 }
1344
1345 /**
1346  * connman_device_set_scanning:
1347  * @device: device structure
1348  * @scanning: scanning state
1349  *
1350  * Change scanning state of device
1351  */
1352 int connman_device_set_scanning(struct connman_device *device,
1353                                                 connman_bool_t scanning)
1354 {
1355         DBusMessage *signal;
1356         DBusMessageIter entry, value;
1357         const char *key = "Scanning";
1358
1359         DBG("device %p scanning %d", device, scanning);
1360
1361         if (!device->driver || !device->driver->scan)
1362                 return -EINVAL;
1363
1364         if (device->scanning == scanning)
1365                 return -EALREADY;
1366
1367         device->scanning = scanning;
1368
1369         signal = dbus_message_new_signal(device->element.path,
1370                                 CONNMAN_DEVICE_INTERFACE, "PropertyChanged");
1371         if (signal == NULL)
1372                 return 0;
1373
1374         dbus_message_iter_init_append(signal, &entry);
1375
1376         dbus_message_iter_append_basic(&entry, DBUS_TYPE_STRING, &key);
1377
1378         dbus_message_iter_open_container(&entry, DBUS_TYPE_VARIANT,
1379                                         DBUS_TYPE_BOOLEAN_AS_STRING, &value);
1380         dbus_message_iter_append_basic(&value, DBUS_TYPE_BOOLEAN, &scanning);
1381         dbus_message_iter_close_container(&entry, &value);
1382
1383         g_dbus_send_message(connection, signal);
1384
1385         if (scanning == TRUE) {
1386                 reset_scan_trigger(device);
1387
1388                 g_hash_table_foreach(device->networks,
1389                                         mark_network_unavailable, NULL);
1390
1391                 return 0;
1392         }
1393
1394         __connman_device_cleanup_networks(device);
1395
1396         if (device->connections > 0)
1397                 return 0;
1398
1399         if (device->disconnected == TRUE)
1400                 return 0;
1401
1402         __connman_service_auto_connect();
1403
1404         return 0;
1405 }
1406
1407 /**
1408  * connman_device_set_disconnected:
1409  * @device: device structure
1410  * @disconnected: disconnected state
1411  *
1412  * Change disconnected state of device (only for device with networks)
1413  */
1414 int connman_device_set_disconnected(struct connman_device *device,
1415                                                 connman_bool_t disconnected)
1416 {
1417         DBG("device %p disconnected %d", device, disconnected);
1418
1419         switch (device->mode) {
1420         case CONNMAN_DEVICE_MODE_UNKNOWN:
1421         case CONNMAN_DEVICE_MODE_TRANSPORT_IP:
1422                 return -EINVAL;
1423         case CONNMAN_DEVICE_MODE_NETWORK_SINGLE:
1424         case CONNMAN_DEVICE_MODE_NETWORK_MULTIPLE:
1425                 break;
1426         }
1427
1428         if (device->disconnected == disconnected)
1429                 return -EALREADY;
1430
1431         device->disconnected = disconnected;
1432
1433         return 0;
1434 }
1435
1436 /**
1437  * connman_device_get_disconnected:
1438  * @device: device structure
1439  *
1440  * Get device disconnected state
1441  */
1442 connman_bool_t connman_device_get_disconnected(struct connman_device *device)
1443 {
1444         return device->disconnected;
1445 }
1446
1447 /**
1448  * connman_device_set_connected:
1449  * @device: device structure
1450  * @connected: connected state
1451  *
1452  * Change connected state of device (for Ethernet like devices)
1453  */
1454 int connman_device_set_connected(struct connman_device *device,
1455                                                 connman_bool_t connected)
1456 {
1457         DBG("device %p connected %d", device, connected);
1458
1459         switch (device->mode) {
1460         case CONNMAN_DEVICE_MODE_UNKNOWN:
1461         case CONNMAN_DEVICE_MODE_NETWORK_SINGLE:
1462         case CONNMAN_DEVICE_MODE_NETWORK_MULTIPLE:
1463                 return -EINVAL;
1464         case CONNMAN_DEVICE_MODE_TRANSPORT_IP:
1465                 break;
1466         }
1467
1468         if (device->carrier == FALSE)
1469                 return -ENOTCONN;
1470
1471         return set_connected(device, connected);
1472 }
1473
1474 /**
1475  * connman_device_set_string:
1476  * @device: device structure
1477  * @key: unique identifier
1478  * @value: string value
1479  *
1480  * Set string value for specific key
1481  */
1482 int connman_device_set_string(struct connman_device *device,
1483                                         const char *key, const char *value)
1484 {
1485         DBG("device %p key %s value %s", device, key, value);
1486
1487         if (g_str_equal(key, "Address") == TRUE) {
1488                 g_free(device->address);
1489                 device->address = g_strdup(value);
1490         } else if (g_str_equal(key, "Name") == TRUE) {
1491                 g_free(device->name);
1492                 device->name = g_strdup(value);
1493         } else if (g_str_equal(key, "Node") == TRUE) {
1494                 g_free(device->node);
1495                 device->node = g_strdup(value);
1496         }
1497
1498         return connman_element_set_string(&device->element, key, value);
1499 }
1500
1501 /**
1502  * connman_device_get_string:
1503  * @device: device structure
1504  * @key: unique identifier
1505  *
1506  * Get string value for specific key
1507  */
1508 const char *connman_device_get_string(struct connman_device *device,
1509                                                         const char *key)
1510 {
1511         DBG("device %p key %s", device, key);
1512
1513         if (g_str_equal(key, "Address") == TRUE)
1514                 return device->address;
1515         else if (g_str_equal(key, "Name") == TRUE)
1516                 return device->name;
1517         else if (g_str_equal(key, "Node") == TRUE)
1518                 return device->node;
1519
1520         return connman_element_get_string(&device->element, key);
1521 }
1522
1523 static void set_offlinemode(struct connman_element *element, gpointer user_data)
1524 {
1525         struct connman_device *device = element->device;
1526         connman_bool_t offlinemode = GPOINTER_TO_UINT(user_data);
1527         connman_bool_t powered;
1528
1529         DBG("element %p name %s", element, element->name);
1530
1531         if (device == NULL)
1532                 return;
1533
1534         powered = (offlinemode == TRUE) ? FALSE : TRUE;
1535
1536         if (device->powered == powered)
1537                 return;
1538
1539         set_powered(device, powered);
1540 }
1541
1542 int __connman_device_set_offlinemode(connman_bool_t offlinemode)
1543 {
1544         DBG("offlinmode %d", offlinemode);
1545
1546         __connman_element_foreach(NULL, CONNMAN_ELEMENT_TYPE_DEVICE,
1547                         set_offlinemode, GUINT_TO_POINTER(offlinemode));
1548
1549         __connman_notifier_offline_mode(offlinemode);
1550
1551         return 0;
1552 }
1553
1554 void __connman_device_increase_connections(struct connman_device *device)
1555 {
1556         enum connman_service_type type;
1557
1558         device->connections++;
1559
1560         type = __connman_device_get_service_type(device);
1561         __connman_notifier_connect(type);
1562 }
1563
1564 void __connman_device_decrease_connections(struct connman_device *device)
1565 {
1566         enum connman_service_type type;
1567
1568         device->connections--;
1569
1570         type = __connman_device_get_service_type(device);
1571         __connman_notifier_disconnect(type);
1572 }
1573
1574 /**
1575  * connman_device_add_network:
1576  * @device: device structure
1577  * @network: network structure
1578  *
1579  * Add new network to the device
1580  */
1581 int connman_device_add_network(struct connman_device *device,
1582                                         struct connman_network *network)
1583 {
1584         const char *identifier = connman_network_get_identifier(network);
1585         int err;
1586
1587         DBG("device %p network %p", device, network);
1588
1589         switch (device->mode) {
1590         case CONNMAN_DEVICE_MODE_UNKNOWN:
1591         case CONNMAN_DEVICE_MODE_TRANSPORT_IP:
1592                 return -EINVAL;
1593         case CONNMAN_DEVICE_MODE_NETWORK_SINGLE:
1594         case CONNMAN_DEVICE_MODE_NETWORK_MULTIPLE:
1595                 break;
1596         }
1597
1598         __connman_network_set_device(network, device);
1599
1600         __connman_storage_load_network(network);
1601
1602         err = connman_element_register((struct connman_element *) network,
1603                                                         &device->element);
1604         if (err < 0) {
1605                 __connman_network_set_device(network, NULL);
1606                 return err;
1607         }
1608
1609         g_hash_table_insert(device->networks, g_strdup(identifier),
1610                                                                 network);
1611
1612         return 0;
1613 }
1614
1615 /**
1616  * connman_device_get_network:
1617  * @device: device structure
1618  * @identifier: network identifier
1619  *
1620  * Get network for given identifier
1621  */
1622 struct connman_network *connman_device_get_network(struct connman_device *device,
1623                                                         const char *identifier)
1624 {
1625         DBG("device %p identifier %s", device, identifier);
1626
1627         return g_hash_table_lookup(device->networks, identifier);
1628 }
1629
1630 /**
1631  * connman_device_remove_network:
1632  * @device: device structure
1633  * @identifier: network identifier
1634  *
1635  * Remove network for given identifier
1636  */
1637 int connman_device_remove_network(struct connman_device *device,
1638                                                         const char *identifier)
1639 {
1640         DBG("device %p identifier %s", device, identifier);
1641
1642         g_hash_table_remove(device->networks, identifier);
1643
1644         return 0;
1645 }
1646
1647 void __connman_device_set_network(struct connman_device *device,
1648                                         struct connman_network *network)
1649 {
1650         const char *name;
1651
1652         if (device->network == network)
1653                 return;
1654
1655         if (device->network != NULL)
1656                 connman_network_unref(device->network);
1657
1658         if (network != NULL) {
1659                 name = connman_network_get_string(network,
1660                                                 CONNMAN_PROPERTY_ID_NAME);
1661                 g_free(device->last_network);
1662                 device->last_network = g_strdup(name);
1663
1664                 device->network = connman_network_ref(network);
1665         } else {
1666                 g_free(device->last_network);
1667                 device->last_network = NULL;
1668
1669                 device->network = NULL;
1670         }
1671 }
1672
1673 /**
1674  * connman_device_register:
1675  * @device: device structure
1676  *
1677  * Register device with the system
1678  */
1679 int connman_device_register(struct connman_device *device)
1680 {
1681         enum connman_service_type type;
1682
1683         __connman_storage_load_device(device);
1684
1685         switch (device->mode) {
1686         case CONNMAN_DEVICE_MODE_UNKNOWN:
1687         case CONNMAN_DEVICE_MODE_TRANSPORT_IP:
1688                 break;
1689         case CONNMAN_DEVICE_MODE_NETWORK_SINGLE:
1690         case CONNMAN_DEVICE_MODE_NETWORK_MULTIPLE:
1691                 __connman_storage_init_network(device);
1692                 break;
1693         }
1694
1695         type = __connman_device_get_service_type(device);
1696         __connman_notifier_register(type);
1697
1698         return connman_element_register(&device->element, NULL);
1699 }
1700
1701 /**
1702  * connman_device_unregister:
1703  * @device: device structure
1704  *
1705  * Unregister device with the system
1706  */
1707 void connman_device_unregister(struct connman_device *device)
1708 {
1709         enum connman_service_type type;
1710
1711         __connman_storage_save_device(device);
1712
1713         type = __connman_device_get_service_type(device);
1714         __connman_notifier_unregister(type);
1715
1716         connman_element_unregister(&device->element);
1717 }
1718
1719 /**
1720  * connman_device_get_data:
1721  * @device: device structure
1722  *
1723  * Get private device data pointer
1724  */
1725 void *connman_device_get_data(struct connman_device *device)
1726 {
1727         return device->driver_data;
1728 }
1729
1730 /**
1731  * connman_device_set_data:
1732  * @device: device structure
1733  * @data: data pointer
1734  *
1735  * Set private device data pointer
1736  */
1737 void connman_device_set_data(struct connman_device *device, void *data)
1738 {
1739         device->driver_data = data;
1740 }
1741
1742 static gboolean match_driver(struct connman_device *device,
1743                                         struct connman_device_driver *driver)
1744 {
1745         if (device->type == driver->type ||
1746                         driver->type == CONNMAN_DEVICE_TYPE_UNKNOWN)
1747                 return TRUE;
1748
1749         return FALSE;
1750 }
1751
1752 static int device_probe(struct connman_element *element)
1753 {
1754         struct connman_device *device = element->device;
1755         GSList *list;
1756
1757         DBG("element %p name %s", element, element->name);
1758
1759         if (device == NULL)
1760                 return -ENODEV;
1761
1762         if (device->driver != NULL)
1763                 return -EALREADY;
1764
1765         for (list = driver_list; list; list = list->next) {
1766                 struct connman_device_driver *driver = list->data;
1767
1768                 if (match_driver(device, driver) == FALSE)
1769                         continue;
1770
1771                 DBG("driver %p name %s", driver, driver->name);
1772
1773                 if (driver->probe(device) == 0) {
1774                         device->driver = driver;
1775                         break;
1776                 }
1777         }
1778
1779         if (device->driver == NULL)
1780                 return -ENODEV;
1781
1782         return setup_device(device);
1783 }
1784
1785 static void device_remove(struct connman_element *element)
1786 {
1787         struct connman_device *device = element->device;
1788
1789         DBG("element %p name %s", element, element->name);
1790
1791         if (device == NULL)
1792                 return;
1793
1794         if (device->driver == NULL)
1795                 return;
1796
1797         remove_device(device);
1798 }
1799
1800 static struct connman_driver device_driver = {
1801         .name           = "device",
1802         .type           = CONNMAN_ELEMENT_TYPE_DEVICE,
1803         .priority       = CONNMAN_DRIVER_PRIORITY_LOW,
1804         .probe          = device_probe,
1805         .remove         = device_remove,
1806 };
1807
1808 static int device_load(struct connman_device *device)
1809 {
1810         GKeyFile *keyfile;
1811         gchar *pathname, *identifier, *data = NULL;
1812         gsize length;
1813         int val;
1814
1815         DBG("device %p", device);
1816
1817         pathname = g_strdup_printf("%s/%s.conf", STORAGEDIR,
1818                                         __connman_profile_active_ident());
1819         if (pathname == NULL)
1820                 return -ENOMEM;
1821
1822         keyfile = g_key_file_new();
1823
1824         if (g_file_get_contents(pathname, &data, &length, NULL) == FALSE) {
1825                 g_free(pathname);
1826                 return -ENOENT;
1827         }
1828
1829         g_free(pathname);
1830
1831         if (g_key_file_load_from_data(keyfile, data, length,
1832                                                         0, NULL) == FALSE) {
1833                 g_free(data);
1834                 return -EILSEQ;
1835         }
1836
1837         g_free(data);
1838
1839         identifier = g_strdup_printf("device_%s", device->element.name);
1840         if (identifier == NULL)
1841                 goto done;
1842
1843         switch (device->mode) {
1844         case CONNMAN_DEVICE_MODE_UNKNOWN:
1845         case CONNMAN_DEVICE_MODE_TRANSPORT_IP:
1846                 break;
1847         case CONNMAN_DEVICE_MODE_NETWORK_SINGLE:
1848         case CONNMAN_DEVICE_MODE_NETWORK_MULTIPLE:
1849                 val = g_key_file_get_integer(keyfile, identifier,
1850                                                         "ScanInterval", NULL);
1851                 if (val > 0)
1852                         device->scan_interval = val;
1853                 break;
1854         }
1855
1856 done:
1857         g_key_file_free(keyfile);
1858
1859         g_free(identifier);
1860
1861         return 0;
1862 }
1863
1864 static int device_save(struct connman_device *device)
1865 {
1866         GKeyFile *keyfile;
1867         gchar *pathname, *identifier = NULL, *data = NULL;
1868         gsize length;
1869
1870         DBG("device %p", device);
1871
1872         pathname = g_strdup_printf("%s/%s.conf", STORAGEDIR,
1873                                         __connman_profile_active_ident());
1874         if (pathname == NULL)
1875                 return -ENOMEM;
1876
1877         keyfile = g_key_file_new();
1878
1879         if (g_file_get_contents(pathname, &data, &length, NULL) == FALSE)
1880                 goto update;
1881
1882         if (length > 0) {
1883                 if (g_key_file_load_from_data(keyfile, data, length,
1884                                                         0, NULL) == FALSE)
1885                         goto done;
1886         }
1887
1888         g_free(data);
1889
1890 update:
1891         identifier = g_strdup_printf("device_%s", device->element.name);
1892         if (identifier == NULL)
1893                 goto done;
1894
1895         switch (device->mode) {
1896         case CONNMAN_DEVICE_MODE_UNKNOWN:
1897         case CONNMAN_DEVICE_MODE_TRANSPORT_IP:
1898                 break;
1899         case CONNMAN_DEVICE_MODE_NETWORK_SINGLE:
1900         case CONNMAN_DEVICE_MODE_NETWORK_MULTIPLE:
1901                 if (device->scan_interval > 0)
1902                         g_key_file_set_integer(keyfile, identifier,
1903                                         "ScanInterval", device->scan_interval);
1904                 break;
1905         }
1906
1907         data = g_key_file_to_data(keyfile, &length, NULL);
1908
1909         if (g_file_set_contents(pathname, data, length, NULL) == FALSE)
1910                 connman_error("Failed to store device information");
1911
1912 done:
1913         g_free(data);
1914
1915         g_key_file_free(keyfile);
1916
1917         g_free(identifier);
1918         g_free(pathname);
1919
1920         return 0;
1921 }
1922
1923 static struct connman_storage device_storage = {
1924         .name           = "device",
1925         .priority       = CONNMAN_STORAGE_PRIORITY_LOW,
1926         .device_load    = device_load,
1927         .device_save    = device_save,
1928 };
1929
1930 int __connman_device_init(void)
1931 {
1932         DBG("");
1933
1934         connection = connman_dbus_get_connection();
1935
1936         if (connman_storage_register(&device_storage) < 0)
1937                 connman_error("Failed to register device storage");
1938
1939         return connman_driver_register(&device_driver);
1940 }
1941
1942 void __connman_device_cleanup(void)
1943 {
1944         DBG("");
1945
1946         connman_driver_unregister(&device_driver);
1947
1948         connman_storage_unregister(&device_storage);
1949
1950         dbus_connection_unref(connection);
1951 }