src/device.c

   1 /*
   2  *
   3  *  Connection Manager
   4  *
   5  *  Copyright (C) 2007-2009  Intel Corporation. All rights reserved.
   6  *
   7  *  This program is free software; you can redistribute it and/or modify
   8  *  it under the terms of the GNU General Public License version 2 as
   9  *  published by the Free Software Foundation.
  10  *
  11  *  This program is distributed in the hope that it will be useful,
  12  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  *  GNU General Public License for more details.
  15  *
  16  *  You should have received a copy of the GNU General Public License
  17  *  along with this program; if not, write to the Free Software
  18  *  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
  19  *
  20  */
  21
  22 #ifdef HAVE_CONFIG_H
  23 #include <config.h>
  24 #endif
  25
  26 #include <errno.h>
  27 #include <string.h>
  28
  29 #include <gdbus.h>
  30
  31 #include "connman.h"
  32
  33 static DBusConnection *connection = NULL;
  34
  35 struct connman_device {
  36         struct connman_element element;
  37         enum connman_device_type type;
  38         enum connman_device_mode mode;
  39         connman_bool_t secondary;
  40         connman_bool_t offlinemode;
  41         connman_bool_t blocked;
  42         connman_bool_t powered;
  43         connman_bool_t powered_pending;
  44         connman_bool_t powered_persistent;
  45         connman_bool_t carrier;
  46         connman_bool_t scanning;
  47         connman_bool_t disconnected;
  48         connman_uint16_t scan_interval;
  49         char *name;
  50         char *node;
  51         char *address;
  52         char *interface;
  53         char *control;
  54         char *ident;
  55         int phyindex;
  56         unsigned int connections;
  57         guint scan_timeout;
  58         struct connman_ipconfig *ipconfig;
  59
  60         struct connman_device_driver *driver;
  61         void *driver_data;
  62
  63         connman_bool_t registered;
  64
  65         char *last_network;
  66         struct connman_network *network;
  67         GHashTable *networks;
  68
  69         DBusMessage *pending;
  70         guint timeout;
  71 };
  72
  73 static gboolean device_scan_trigger(gpointer user_data)
  74 {
  75         struct connman_device *device = user_data;
  76
  77         DBG("device %p", device);
  78
  79         if (device->driver == NULL) {
  80                 device->scan_timeout = 0;
  81                 return FALSE;
  82         }
  83
  84         if (device->driver->scan)
  85                 device->driver->scan(device);
  86
  87         return TRUE;
  88 }
  89
  90 static void clear_scan_trigger(struct connman_device *device)
  91 {
  92         if (device->scan_timeout > 0) {
  93                 g_source_remove(device->scan_timeout);
  94                 device->scan_timeout = 0;
  95         }
  96 }
  97
  98 static void reset_scan_trigger(struct connman_device *device)
  99 {
 100         clear_scan_trigger(device);
 101
 102         if (device->scan_interval > 0) {
 103                 guint interval = device->scan_interval;
 104                 device->scan_timeout = g_timeout_add_seconds(interval,
 105                                         device_scan_trigger, device);
 106         }
 107 }
 108
 109 static const char *type2description(enum connman_device_type type)
 110 {
 111         switch (type) {
 112         case CONNMAN_DEVICE_TYPE_UNKNOWN:
 113         case CONNMAN_DEVICE_TYPE_VENDOR:
 114                 break;
 115         case CONNMAN_DEVICE_TYPE_ETHERNET:
 116                 return "Ethernet";
 117         case CONNMAN_DEVICE_TYPE_WIFI:
 118                 return "Wireless";
 119         case CONNMAN_DEVICE_TYPE_WIMAX:
 120                 return "WiMAX";
 121         case CONNMAN_DEVICE_TYPE_BLUETOOTH:
 122                 return "Bluetooth";
 123         case CONNMAN_DEVICE_TYPE_GPS:
 124                 return "GPS";
 125         case CONNMAN_DEVICE_TYPE_MBM:
 126         case CONNMAN_DEVICE_TYPE_HSO:
 127         case CONNMAN_DEVICE_TYPE_NOZOMI:
 128         case CONNMAN_DEVICE_TYPE_HUAWEI:
 129         case CONNMAN_DEVICE_TYPE_NOVATEL:
 130                 return "Cellular";
 131         }
 132
 133         return NULL;
 134 }
 135
 136 static const char *type2string(enum connman_device_type type)
 137 {
 138         switch (type) {
 139         case CONNMAN_DEVICE_TYPE_UNKNOWN:
 140         case CONNMAN_DEVICE_TYPE_VENDOR:
 141                 break;
 142         case CONNMAN_DEVICE_TYPE_ETHERNET:
 143                 return "ethernet";
 144         case CONNMAN_DEVICE_TYPE_WIFI:
 145                 return "wifi";
 146         case CONNMAN_DEVICE_TYPE_WIMAX:
 147                 return "wimax";
 148         case CONNMAN_DEVICE_TYPE_BLUETOOTH:
 149                 return "bluetooth";
 150         case CONNMAN_DEVICE_TYPE_GPS:
 151                 return "gps";
 152         case CONNMAN_DEVICE_TYPE_MBM:
 153         case CONNMAN_DEVICE_TYPE_HSO:
 154         case CONNMAN_DEVICE_TYPE_HUAWEI:
 155         case CONNMAN_DEVICE_TYPE_NOZOMI:
 156         case CONNMAN_DEVICE_TYPE_NOVATEL:
 157                 return "cellular";
 158         }
 159
 160         return NULL;
 161 }
 162
 163 enum connman_service_type __connman_device_get_service_type(struct connman_device *device)
 164 {
 165         enum connman_device_type type = connman_device_get_type(device);
 166
 167         switch (type) {
 168         case CONNMAN_DEVICE_TYPE_UNKNOWN:
 169         case CONNMAN_DEVICE_TYPE_VENDOR:
 170         case CONNMAN_DEVICE_TYPE_GPS:
 171         case CONNMAN_DEVICE_TYPE_NOZOMI:
 172         case CONNMAN_DEVICE_TYPE_HUAWEI:
 173         case CONNMAN_DEVICE_TYPE_NOVATEL:
 174                 break;
 175         case CONNMAN_DEVICE_TYPE_ETHERNET:
 176                 return CONNMAN_SERVICE_TYPE_ETHERNET;
 177         case CONNMAN_DEVICE_TYPE_WIFI:
 178                 return CONNMAN_SERVICE_TYPE_WIFI;
 179         case CONNMAN_DEVICE_TYPE_WIMAX:
 180                 return CONNMAN_SERVICE_TYPE_WIMAX;
 181         case CONNMAN_DEVICE_TYPE_BLUETOOTH:
 182                 return CONNMAN_SERVICE_TYPE_BLUETOOTH;
 183         case CONNMAN_DEVICE_TYPE_MBM:
 184         case CONNMAN_DEVICE_TYPE_HSO:
 185                 return CONNMAN_SERVICE_TYPE_CELLULAR;
 186         }
 187
 188         return CONNMAN_SERVICE_TYPE_UNKNOWN;
 189 }
 190
 191 static int set_connected(struct connman_device *device,
 192                                                 connman_bool_t connected)
 193 {
 194         if (connected == TRUE) {
 195                 enum connman_element_type type = CONNMAN_ELEMENT_TYPE_UNKNOWN;
 196                 struct connman_element *element;
 197
 198                 device->disconnected = TRUE;
 199
 200                 switch (device->element.ipv4.method) {
 201                 case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
 202                 case CONNMAN_IPCONFIG_METHOD_OFF:
 203                         return 0;
 204                 case CONNMAN_IPCONFIG_METHOD_STATIC:
 205                         type = CONNMAN_ELEMENT_TYPE_IPV4;
 206                         break;
 207                 case CONNMAN_IPCONFIG_METHOD_DHCP:
 208                         type = CONNMAN_ELEMENT_TYPE_DHCP;
 209                         break;
 210                 }
 211
 212                 element = connman_element_create(NULL);
 213                 if (element != NULL) {
 214                         struct connman_service *service;
 215
 216                         element->type  = type;
 217                         element->index = device->element.index;
 218
 219                         if (connman_element_register(element,
 220                                                         &device->element) < 0)
 221                                 connman_element_unref(element);
 222
 223                         device->disconnected = FALSE;
 224
 225                         service = __connman_service_lookup_from_device(device);
 226                         __connman_service_indicate_state(service,
 227                                         CONNMAN_SERVICE_STATE_CONFIGURATION);
 228                 }
 229         } else {
 230                 struct connman_service *service;
 231
 232                 connman_element_unregister_children(&device->element);
 233
 234                 device->disconnected = TRUE;
 235
 236                 service = __connman_service_lookup_from_device(device);
 237                 __connman_service_indicate_state(service,
 238                                         CONNMAN_SERVICE_STATE_IDLE);
 239         }
 240
 241         if (connected == TRUE) {
 242                 enum connman_service_type type;
 243
 244                 type = __connman_device_get_service_type(device);
 245                 __connman_notifier_connect(type);
 246         } else {
 247                 enum connman_service_type type;
 248
 249                 type = __connman_device_get_service_type(device);
 250                 __connman_notifier_disconnect(type);
 251         }
 252
 253         return 0;
 254 }
 255
 256 static int set_carrier(struct connman_device *device, connman_bool_t carrier)
 257 {
 258         if (carrier == TRUE)
 259                 __connman_profile_add_device(device);
 260         else
 261                 __connman_profile_remove_device(device);
 262
 263         return set_connected(device, carrier);
 264 }
 265
 266 static int powered_changed(struct connman_device *device)
 267 {
 268         DBusMessage *signal;
 269         DBusMessageIter entry, value;
 270         const char *key = "Powered";
 271
 272         signal = dbus_message_new_signal(device->element.path,
 273                                 CONNMAN_DEVICE_INTERFACE, "PropertyChanged");
 274         if (signal == NULL)
 275                 return -ENOMEM;
 276
 277         dbus_message_iter_init_append(signal, &entry);
 278
 279         dbus_message_iter_append_basic(&entry, DBUS_TYPE_STRING, &key);
 280
 281         dbus_message_iter_open_container(&entry, DBUS_TYPE_VARIANT,
 282                                         DBUS_TYPE_BOOLEAN_AS_STRING, &value);
 283         dbus_message_iter_append_basic(&value, DBUS_TYPE_BOOLEAN,
 284                                                         &device->powered);
 285         dbus_message_iter_close_container(&entry, &value);
 286
 287         g_dbus_send_message(connection, signal);
 288
 289         return 0;
 290 }
 291
 292 static int set_powered(struct connman_device *device, connman_bool_t powered)
 293 {
 294         struct connman_device_driver *driver = device->driver;
 295         enum connman_service_type type;
 296         int err;
 297
 298         DBG("device %p powered %d", device, powered);
 299
 300         if (device->powered_pending == powered)
 301                 return -EALREADY;
 302
 303         device->powered_pending = powered;
 304
 305         if (!driver)
 306                 return -EINVAL;
 307
 308         type = __connman_device_get_service_type(device);
 309
 310         if (powered == TRUE) {
 311                 if (driver->enable) {
 312                         err = driver->enable(device);
 313                         if (err == 0)
 314                                 __connman_notifier_enable(type);
 315                 } else
 316                         err = -EINVAL;
 317         } else {
 318                 clear_scan_trigger(device);
 319
 320                 g_hash_table_remove_all(device->networks);
 321
 322                 set_carrier(device, FALSE);
 323
 324                 if (driver->disable) {
 325                         err = driver->disable(device);
 326                         if (err == 0)
 327                                 __connman_notifier_disable(type);
 328                 } else
 329                         err = -EINVAL;
 330         }
 331
 332         if (err == 0) {
 333                 device->powered = powered;
 334                 powered_changed(device);
 335         }
 336
 337         return err;
 338 }
 339
 340 static void append_path(gpointer key, gpointer value, gpointer user_data)
 341 {
 342         struct connman_element *element = value;
 343         DBusMessageIter *iter = user_data;
 344
 345         dbus_message_iter_append_basic(iter, DBUS_TYPE_OBJECT_PATH,
 346                                                         &element->path);
 347 }
 348
 349 static void append_networks(struct connman_device *device,
 350                                                 DBusMessageIter *entry)
 351 {
 352         DBusMessageIter value, iter;
 353         const char *key = "Networks";
 354
 355         dbus_message_iter_append_basic(entry, DBUS_TYPE_STRING, &key);
 356
 357         dbus_message_iter_open_container(entry, DBUS_TYPE_VARIANT,
 358                 DBUS_TYPE_ARRAY_AS_STRING DBUS_TYPE_OBJECT_PATH_AS_STRING,
 359                                                                 &value);
 360
 361         dbus_message_iter_open_container(&value, DBUS_TYPE_ARRAY,
 362                                 DBUS_TYPE_OBJECT_PATH_AS_STRING, &iter);
 363         g_hash_table_foreach(device->networks, append_path, &iter);
 364         dbus_message_iter_close_container(&value, &iter);
 365
 366         dbus_message_iter_close_container(entry, &value);
 367 }
 368
 369 static DBusMessage *get_properties(DBusConnection *conn,
 370                                         DBusMessage *msg, void *data)
 371 {
 372         struct connman_device *device = data;
 373         DBusMessage *reply;
 374         DBusMessageIter array, dict, entry;
 375         const char *str;
 376
 377         DBG("conn %p", conn);
 378
 379         if (__connman_security_check_privilege(msg,
 380                                         CONNMAN_SECURITY_PRIVILEGE_PUBLIC) < 0)
 381                 return __connman_error_permission_denied(msg);
 382
 383         reply = dbus_message_new_method_return(msg);
 384         if (reply == NULL)
 385                 return NULL;
 386
 387         dbus_message_iter_init_append(reply, &array);
 388
 389         dbus_message_iter_open_container(&array, DBUS_TYPE_ARRAY,
 390                         DBUS_DICT_ENTRY_BEGIN_CHAR_AS_STRING
 391                         DBUS_TYPE_STRING_AS_STRING DBUS_TYPE_VARIANT_AS_STRING
 392                         DBUS_DICT_ENTRY_END_CHAR_AS_STRING, &dict);
 393
 394         if (device->name != NULL)
 395                 connman_dbus_dict_append_variant(&dict, "Name",
 396                                         DBUS_TYPE_STRING, &device->name);
 397
 398         str = type2string(device->type);
 399         if (str != NULL)
 400                 connman_dbus_dict_append_variant(&dict, "Type",
 401                                                 DBUS_TYPE_STRING, &str);
 402
 403         if (device->address != NULL)
 404                 connman_dbus_dict_append_variant(&dict, "Address",
 405                                         DBUS_TYPE_STRING, &device->address);
 406
 407         if (device->interface != NULL)
 408                 connman_dbus_dict_append_variant(&dict, "Interface",
 409                                         DBUS_TYPE_STRING, &device->interface);
 410
 411         connman_dbus_dict_append_variant(&dict, "Powered",
 412                                         DBUS_TYPE_BOOLEAN, &device->powered);
 413
 414         if (device->driver && device->driver->scan)
 415                 connman_dbus_dict_append_variant(&dict, "Scanning",
 416                                         DBUS_TYPE_BOOLEAN, &device->scanning);
 417
 418         switch (device->mode) {
 419         case CONNMAN_DEVICE_MODE_UNKNOWN:
 420                 break;
 421         case CONNMAN_DEVICE_MODE_TRANSPORT_IP:
 422                 __connman_element_append_ipv4(&device->element, &dict);
 423                 break;
 424         case CONNMAN_DEVICE_MODE_NETWORK_SINGLE:
 425         case CONNMAN_DEVICE_MODE_NETWORK_MULTIPLE:
 426                 if (device->scan_interval > 0)
 427                         connman_dbus_dict_append_variant(&dict, "ScanInterval",
 428                                 DBUS_TYPE_UINT16, &device->scan_interval);
 429
 430                 dbus_message_iter_open_container(&dict, DBUS_TYPE_DICT_ENTRY,
 431                                                                 NULL, &entry);
 432                 append_networks(device, &entry);
 433                 dbus_message_iter_close_container(&dict, &entry);
 434                 break;
 435         }
 436
 437         dbus_message_iter_close_container(&array, &dict);
 438
 439         return reply;
 440 }
 441
 442 static gboolean powered_timeout(gpointer user_data)
 443 {
 444         struct connman_device *device = user_data;
 445
 446         DBG("device %p", device);
 447
 448         device->timeout = 0;
 449
 450         if (device->pending != NULL) {
 451                 DBusMessage *reply;
 452
 453                 reply = __connman_error_operation_timeout(device->pending);
 454                 if (reply != NULL)
 455                         g_dbus_send_message(connection, reply);
 456
 457                 dbus_message_unref(device->pending);
 458                 device->pending = NULL;
 459         }
 460
 461         return FALSE;
 462 }
 463
 464 static DBusMessage *set_property(DBusConnection *conn,
 465                                         DBusMessage *msg, void *data)
 466 {
 467         struct connman_device *device = data;
 468         DBusMessageIter iter, value;
 469         const char *name;
 470         int type;
 471
 472         DBG("conn %p", conn);
 473
 474         if (dbus_message_iter_init(msg, &iter) == FALSE)
 475                 return __connman_error_invalid_arguments(msg);
 476
 477         dbus_message_iter_get_basic(&iter, &name);
 478         dbus_message_iter_next(&iter);
 479         dbus_message_iter_recurse(&iter, &value);
 480
 481         if (__connman_security_check_privilege(msg,
 482                                         CONNMAN_SECURITY_PRIVILEGE_MODIFY) < 0)
 483                 return __connman_error_permission_denied(msg);
 484
 485         type = dbus_message_iter_get_arg_type(&value);
 486
 487         if (g_str_equal(name, "Powered") == TRUE) {
 488                 connman_bool_t powered;
 489                 int err;
 490
 491                 if (type != DBUS_TYPE_BOOLEAN)
 492                         return __connman_error_invalid_arguments(msg);
 493
 494                 dbus_message_iter_get_basic(&value, &powered);
 495
 496                 device->powered_persistent = powered;
 497
 498                 __connman_storage_save_device(device);
 499
 500                 if (device->powered == powered)
 501                         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
 502
 503                 if (device->pending != NULL)
 504                         return __connman_error_in_progress(msg);
 505
 506                 err = set_powered(device, powered);
 507                 if (err < 0) {
 508                         if (err != -EINPROGRESS)
 509                                 return __connman_error_failed(msg, -err);
 510
 511                         device->pending = dbus_message_ref(msg);
 512
 513                         device->timeout = g_timeout_add_seconds(15,
 514                                                 powered_timeout, device);
 515
 516                         return NULL;
 517                 }
 518         } else if (g_str_equal(name, "ScanInterval") == TRUE) {
 519                 connman_uint16_t interval;
 520
 521                 switch (device->mode) {
 522                 case CONNMAN_DEVICE_MODE_UNKNOWN:
 523                 case CONNMAN_DEVICE_MODE_TRANSPORT_IP:
 524                         return __connman_error_invalid_arguments(msg);
 525                 case CONNMAN_DEVICE_MODE_NETWORK_SINGLE:
 526                 case CONNMAN_DEVICE_MODE_NETWORK_MULTIPLE:
 527                         break;
 528                 }
 529
 530                 if (type != DBUS_TYPE_UINT16)
 531                         return __connman_error_invalid_arguments(msg);
 532
 533                 dbus_message_iter_get_basic(&value, &interval);
 534
 535                 if (device->scan_interval != interval) {
 536                         device->scan_interval = interval;
 537
 538                         __connman_storage_save_device(device);
 539
 540                         reset_scan_trigger(device);
 541                 }
 542         } else if (g_str_has_prefix(name, "IPv4.") == TRUE) {
 543                 int err;
 544
 545                 switch (device->mode) {
 546                 case CONNMAN_DEVICE_MODE_UNKNOWN:
 547                 case CONNMAN_DEVICE_MODE_NETWORK_SINGLE:
 548                 case CONNMAN_DEVICE_MODE_NETWORK_MULTIPLE:
 549                         return __connman_error_invalid_arguments(msg);
 550                 case CONNMAN_DEVICE_MODE_TRANSPORT_IP:
 551                         break;
 552                 }
 553
 554                 err = __connman_ipconfig_set_ipv4(device->ipconfig,
 555                                                         name + 5, &value);
 556                 if (err < 0)
 557                         return __connman_error_failed(msg, -err);
 558         } else
 559                 return __connman_error_invalid_property(msg);
 560
 561         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
 562 }
 563
 564 static DBusMessage *propose_scan(DBusConnection *conn,
 565                                         DBusMessage *msg, void *data)
 566 {
 567         struct connman_device *device = data;
 568         int err;
 569
 570         DBG("conn %p", conn);
 571
 572         switch (device->mode) {
 573         case CONNMAN_DEVICE_MODE_UNKNOWN:
 574         case CONNMAN_DEVICE_MODE_TRANSPORT_IP:
 575                 return __connman_error_not_supported(msg);
 576         case CONNMAN_DEVICE_MODE_NETWORK_SINGLE:
 577         case CONNMAN_DEVICE_MODE_NETWORK_MULTIPLE:
 578                 break;
 579         }
 580
 581         err = __connman_device_scan(device);
 582         if (err < 0)
 583                 return __connman_error_failed(msg, -err);
 584
 585         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
 586 }
 587
 588 static GDBusMethodTable device_methods[] = {
 589         { "GetProperties", "",      "a{sv}", get_properties },
 590         { "SetProperty",   "sv",    "",      set_property,
 591                                                 G_DBUS_METHOD_FLAG_ASYNC },
 592         { "ProposeScan",   "",      "",      propose_scan   },
 593         { },
 594 };
 595
 596 static GDBusSignalTable device_signals[] = {
 597         { "PropertyChanged", "sv" },
 598         { },
 599 };
 600
 601 static void append_devices(DBusMessageIter *entry)
 602 {
 603         DBusMessageIter value, iter;
 604         const char *key = "Devices";
 605
 606         dbus_message_iter_append_basic(entry, DBUS_TYPE_STRING, &key);
 607
 608         dbus_message_iter_open_container(entry, DBUS_TYPE_VARIANT,
 609                 DBUS_TYPE_ARRAY_AS_STRING DBUS_TYPE_OBJECT_PATH_AS_STRING,
 610                                                                 &value);
 611
 612         dbus_message_iter_open_container(&value, DBUS_TYPE_ARRAY,
 613                                 DBUS_TYPE_OBJECT_PATH_AS_STRING, &iter);
 614         __connman_element_list(NULL, CONNMAN_ELEMENT_TYPE_DEVICE, &iter);
 615         dbus_message_iter_close_container(&value, &iter);
 616
 617         dbus_message_iter_close_container(entry, &value);
 618 }
 619
 620 static void emit_devices_signal(void)
 621 {
 622         DBusMessage *signal;
 623         DBusMessageIter entry;
 624
 625         signal = dbus_message_new_signal(CONNMAN_MANAGER_PATH,
 626                                 CONNMAN_MANAGER_INTERFACE, "PropertyChanged");
 627         if (signal == NULL)
 628                 return;
 629
 630         dbus_message_iter_init_append(signal, &entry);
 631
 632         append_devices(&entry);
 633
 634         g_dbus_send_message(connection, signal);
 635 }
 636
 637 static int register_interface(struct connman_element *element)
 638 {
 639         struct connman_device *device = element->device;
 640
 641         DBG("element %p name %s", element, element->name);
 642
 643         if (g_dbus_register_interface(connection, element->path,
 644                                         CONNMAN_DEVICE_INTERFACE,
 645                                         device_methods, device_signals,
 646                                         NULL, device, NULL) == FALSE) {
 647                 connman_error("Failed to register %s device", element->path);
 648                 return -EIO;
 649         }
 650
 651         device->registered = TRUE;
 652
 653         emit_devices_signal();
 654
 655         return 0;
 656 }
 657
 658 static void unregister_interface(struct connman_element *element)
 659 {
 660         struct connman_device *device = element->device;
 661
 662         DBG("element %p name %s", element, element->name);
 663
 664         device->registered = FALSE;
 665
 666         emit_devices_signal();
 667
 668         g_dbus_unregister_interface(connection, element->path,
 669                                                 CONNMAN_DEVICE_INTERFACE);
 670 }
 671
 672 static int setup_device(struct connman_device *device)
 673 {
 674         enum connman_service_type type;
 675         int err;
 676
 677         DBG("device %p", device);
 678
 679         err = register_interface(&device->element);
 680         if (err < 0) {
 681                 if (device->driver->remove)
 682                         device->driver->remove(device);
 683                 device->driver = NULL;
 684                 return err;
 685         }
 686
 687         type = __connman_device_get_service_type(device);
 688         __connman_notifier_register(type);
 689
 690         switch (device->mode) {
 691         case CONNMAN_DEVICE_MODE_UNKNOWN:
 692         case CONNMAN_DEVICE_MODE_NETWORK_SINGLE:
 693         case CONNMAN_DEVICE_MODE_NETWORK_MULTIPLE:
 694                 break;
 695         case CONNMAN_DEVICE_MODE_TRANSPORT_IP:
 696                 if (device->carrier == TRUE && device->secondary == FALSE)
 697                         __connman_profile_add_device(device);
 698                 break;
 699         }
 700
 701         if (device->offlinemode == FALSE &&
 702                                 device->powered_persistent == TRUE)
 703                 __connman_device_enable(device);
 704
 705         return 0;
 706 }
 707
 708 static void probe_driver(struct connman_element *element, gpointer user_data)
 709 {
 710         struct connman_device_driver *driver = user_data;
 711
 712         DBG("element %p name %s", element, element->name);
 713
 714         if (element->device == NULL)
 715                 return;
 716
 717         if (element->device->driver != NULL)
 718                 return;
 719
 720         if (driver->type != element->device->type)
 721                 return;
 722
 723         if (driver->probe(element->device) < 0)
 724                 return;
 725
 726         element->device->driver = driver;
 727
 728         setup_device(element->device);
 729 }
 730
 731 static void remove_device(struct connman_device *device)
 732 {
 733         enum connman_service_type type;
 734
 735         DBG("device %p", device);
 736
 737         __connman_device_disable(device);
 738
 739         switch (device->mode) {
 740         case CONNMAN_DEVICE_MODE_UNKNOWN:
 741         case CONNMAN_DEVICE_MODE_NETWORK_SINGLE:
 742         case CONNMAN_DEVICE_MODE_NETWORK_MULTIPLE:
 743                 break;
 744         case CONNMAN_DEVICE_MODE_TRANSPORT_IP:
 745                 if (device->secondary == FALSE)
 746                         __connman_profile_remove_device(device);
 747                 break;
 748         }
 749
 750         type = __connman_device_get_service_type(device);
 751         __connman_notifier_unregister(type);
 752
 753         unregister_interface(&device->element);
 754
 755         if (device->driver->remove)
 756                 device->driver->remove(device);
 757
 758         device->driver = NULL;
 759 }
 760
 761 static void remove_driver(struct connman_element *element, gpointer user_data)
 762 {
 763         struct connman_device_driver *driver = user_data;
 764
 765         DBG("element %p name %s", element, element->name);
 766
 767         if (element->device == NULL)
 768                 return;
 769
 770         if (element->device->driver == driver)
 771                 remove_device(element->device);
 772 }
 773
 774 connman_bool_t __connman_device_has_driver(struct connman_device *device)
 775 {
 776         if (device == NULL || device->driver == NULL)
 777                 return FALSE;
 778
 779         return device->registered;
 780 }
 781
 782 static GSList *driver_list = NULL;
 783
 784 static gint compare_priority(gconstpointer a, gconstpointer b)
 785 {
 786         const struct connman_device_driver *driver1 = a;
 787         const struct connman_device_driver *driver2 = b;
 788
 789         return driver2->priority - driver1->priority;
 790 }
 791
 792 /**
 793  * connman_device_driver_register:
 794  * @driver: device driver definition
 795  *
 796  * Register a new device driver
 797  *
 798  * Returns: %0 on success
 799  */
 800 int connman_device_driver_register(struct connman_device_driver *driver)
 801 {
 802         DBG("driver %p name %s", driver, driver->name);
 803
 804         driver_list = g_slist_insert_sorted(driver_list, driver,
 805                                                         compare_priority);
 806
 807         __connman_element_foreach(NULL, CONNMAN_ELEMENT_TYPE_DEVICE,
 808                                                 probe_driver, driver);
 809
 810         return 0;
 811 }
 812
 813 /**
 814  * connman_device_driver_unregister:
 815  * @driver: device driver definition
 816  *
 817  * Remove a previously registered device driver
 818  */
 819 void connman_device_driver_unregister(struct connman_device_driver *driver)
 820 {
 821         DBG("driver %p name %s", driver, driver->name);
 822
 823         driver_list = g_slist_remove(driver_list, driver);
 824
 825         __connman_element_foreach(NULL, CONNMAN_ELEMENT_TYPE_DEVICE,
 826                                                 remove_driver, driver);
 827 }
 828
 829 static void unregister_network(gpointer data)
 830 {
 831         struct connman_network *network = data;
 832
 833         DBG("network %p", network);
 834
 835         connman_element_unregister((struct connman_element *) network);
 836
 837         connman_network_unref(network);
 838 }
 839
 840 static void device_destruct(struct connman_element *element)
 841 {
 842         struct connman_device *device = element->device;
 843
 844         DBG("element %p name %s", element, element->name);
 845
 846         if (device->timeout > 0) {
 847                 g_source_remove(device->timeout);
 848                 device->timeout = 0;
 849         }
 850
 851         if (device->pending != NULL) {
 852                 dbus_message_unref(device->pending);
 853                 device->pending = NULL;
 854         }
 855
 856         g_free(device->ident);
 857         g_free(device->node);
 858         g_free(device->name);
 859         g_free(device->address);
 860         g_free(device->control);
 861         g_free(device->interface);
 862
 863         connman_ipconfig_unref(device->ipconfig);
 864
 865         g_free(device->last_network);
 866
 867         g_hash_table_destroy(device->networks);
 868         device->networks = NULL;
 869 }
 870
 871 /**
 872  * connman_device_create:
 873  * @node: device node name (for example an address)
 874  * @type: device type
 875  *
 876  * Allocate a new device of given #type and assign the #node name to it.
 877  *
 878  * Returns: a newly-allocated #connman_device structure
 879  */
 880 struct connman_device *connman_device_create(const char *node,
 881                                                 enum connman_device_type type)
 882 {
 883         struct connman_device *device;
 884         const char *str;
 885
 886         DBG("node %s type %d", node, type);
 887
 888         device = g_try_new0(struct connman_device, 1);
 889         if (device == NULL)
 890                 return NULL;
 891
 892         DBG("device %p", device);
 893
 894         __connman_element_initialize(&device->element);
 895
 896         device->element.name = g_strdup(node);
 897         device->element.type = CONNMAN_ELEMENT_TYPE_DEVICE;
 898
 899         device->element.device = device;
 900         device->element.destruct = device_destruct;
 901
 902         str = type2string(type);
 903         if (str != NULL)
 904                 connman_element_set_string(&device->element,
 905                                         CONNMAN_PROPERTY_ID_TYPE, str);
 906
 907         device->element.ipv4.method = CONNMAN_IPCONFIG_METHOD_DHCP;
 908
 909         device->type      = type;
 910         device->name      = g_strdup(type2description(device->type));
 911         device->mode      = CONNMAN_DEVICE_MODE_UNKNOWN;
 912         device->secondary = FALSE;
 913
 914         device->powered_persistent = TRUE;
 915
 916         device->phyindex = -1;
 917
 918         switch (type) {
 919         case CONNMAN_DEVICE_TYPE_UNKNOWN:
 920         case CONNMAN_DEVICE_TYPE_VENDOR:
 921                 device->scan_interval = 0;
 922                 break;
 923         case CONNMAN_DEVICE_TYPE_ETHERNET:
 924         case CONNMAN_DEVICE_TYPE_WIFI:
 925                 device->scan_interval = 300;
 926                 break;
 927         case CONNMAN_DEVICE_TYPE_WIMAX:
 928                 device->scan_interval = 0;
 929                 break;
 930         case CONNMAN_DEVICE_TYPE_BLUETOOTH:
 931                 device->scan_interval = 0;
 932                 break;
 933         case CONNMAN_DEVICE_TYPE_GPS:
 934                 device->scan_interval = 0;
 935                 break;
 936         case CONNMAN_DEVICE_TYPE_MBM:
 937         case CONNMAN_DEVICE_TYPE_HSO:
 938         case CONNMAN_DEVICE_TYPE_NOZOMI:
 939         case CONNMAN_DEVICE_TYPE_HUAWEI:
 940         case CONNMAN_DEVICE_TYPE_NOVATEL:
 941                 device->scan_interval = 0;
 942                 break;
 943         }
 944
 945         device->ipconfig = connman_ipconfig_create();
 946         if (device->ipconfig == NULL) {
 947                 connman_device_unref(device);
 948                 return NULL;
 949         }
 950
 951         device->networks = g_hash_table_new_full(g_str_hash, g_str_equal,
 952                                                 g_free, unregister_network);
 953
 954         return device;
 955 }
 956
 957 /**
 958  * connman_device_ref:
 959  * @device: device structure
 960  *
 961  * Increase reference counter of device
 962  */
 963 struct connman_device *connman_device_ref(struct connman_device *device)
 964 {
 965         if (connman_element_ref(&device->element) == NULL)
 966                 return NULL;
 967
 968         return device;
 969 }
 970
 971 /**
 972  * connman_device_unref:
 973  * @device: device structure
 974  *
 975  * Decrease reference counter of device
 976  */
 977 void connman_device_unref(struct connman_device *device)
 978 {
 979         connman_element_unref(&device->element);
 980 }
 981
 982 const char *__connman_device_get_type(struct connman_device *device)
 983 {
 984         return type2string(device->type);
 985 }
 986
 987 /**
 988  * connman_device_get_type:
 989  * @device: device structure
 990  *
 991  * Get type of device
 992  */
 993 enum connman_device_type connman_device_get_type(struct connman_device *device)
 994 {
 995         return device->type;
 996 }
 997
 998 /**
 999  * connman_device_get_name:
1000  * @device: device structure
1001  *
1002  * Get unique name of device
1003  */
1004 const char *connman_device_get_name(struct connman_device *device)
1005 {
1006         return device->element.name;
1007 }
1008
1009 /**
1010  * connman_device_get_path:
1011  * @device: device structure
1012  *
1013  * Get path name of device
1014  */
1015 const char *connman_device_get_path(struct connman_device *device)
1016 {
1017         return device->element.path;
1018 }
1019
1020 /**
1021  * connman_device_set_index:
1022  * @device: device structure
1023  * @index: index number
1024  *
1025  * Set index number of device
1026  */
1027 void connman_device_set_index(struct connman_device *device, int index)
1028 {
1029         device->element.index = index;
1030 }
1031
1032 /**
1033  * connman_device_get_index:
1034  * @device: device structure
1035  *
1036  * Get index number of device
1037  */
1038 int connman_device_get_index(struct connman_device *device)
1039 {
1040         return device->element.index;
1041 }
1042
1043 int __connman_device_get_phyindex(struct connman_device *device)
1044 {
1045         return device->phyindex;
1046 }
1047
1048 void __connman_device_set_phyindex(struct connman_device *device,
1049                                                         int phyindex)
1050 {
1051         device->phyindex = phyindex;
1052 }
1053
1054 /**
1055  * connman_device_set_interface:
1056  * @device: device structure
1057  * @interface: interface name
1058  * @control: control interface
1059  *
1060  * Set interface name of device
1061  */
1062 void connman_device_set_interface(struct connman_device *device,
1063                                 const char *interface, const char *control)
1064 {
1065         g_free(device->element.devname);
1066         device->element.devname = g_strdup(interface);
1067
1068         g_free(device->interface);
1069         device->interface = g_strdup(interface);
1070
1071         g_free(device->control);
1072         device->control = g_strdup(control);
1073
1074         if (device->name == NULL) {
1075                 const char *str = type2description(device->type);
1076                 if (str != NULL && device->interface != NULL)
1077                         device->name = g_strdup_printf("%s (%s)", str,
1078                                                         device->interface);
1079         }
1080 }
1081
1082 const char *connman_device_get_control(struct connman_device *device)
1083 {
1084         return device->control;
1085 }
1086
1087 /**
1088  * connman_device_set_ident:
1089  * @device: device structure
1090  * @ident: unique identifier
1091  *
1092  * Set unique identifier of device
1093  */
1094 void connman_device_set_ident(struct connman_device *device,
1095                                                         const char *ident)
1096 {
1097         g_free(device->ident);
1098         device->ident = g_strdup(ident);
1099 }
1100
1101 const char *__connman_device_get_ident(struct connman_device *device)
1102 {
1103         return device->ident;
1104 }
1105
1106 /**
1107  * connman_device_set_mode:
1108  * @device: device structure
1109  * @mode: network mode
1110  *
1111  * Change network mode of device
1112  */
1113 void connman_device_set_mode(struct connman_device *device,
1114                                                 enum connman_device_mode mode)
1115 {
1116         device->mode = mode;
1117 }
1118
1119 /**
1120  * connman_device_get_mode:
1121  * @device: device structure
1122  *
1123  * Get network mode of device
1124  */
1125 enum connman_device_mode connman_device_get_mode(struct connman_device *device)
1126 {
1127         return device->mode;
1128 }
1129
1130 /**
1131  * connman_device_set_secondary:
1132  * @device: device structure
1133  * @secondary: secondary value
1134  *
1135  * Change secondary value of device
1136  */
1137 void connman_device_set_secondary(struct connman_device *device,
1138                                                 connman_bool_t secondary)
1139 {
1140         device->secondary = secondary;
1141 }
1142
1143 /**
1144  * connman_device_get_secondary:
1145  * @device: device structure
1146  *
1147  * Get secondary value of device
1148  */
1149 connman_bool_t connman_device_get_secondary(struct connman_device *device)
1150 {
1151         return device->secondary;
1152 }
1153
1154 /**
1155  * connman_device_set_powered:
1156  * @device: device structure
1157  * @powered: powered state
1158  *
1159  * Change power state of device
1160  */
1161 int connman_device_set_powered(struct connman_device *device,
1162                                                 connman_bool_t powered)
1163 {
1164         enum connman_service_type type;
1165
1166         DBG("driver %p powered %d", device, powered);
1167
1168         if (device->timeout > 0) {
1169                 g_source_remove(device->timeout);
1170                 device->timeout = 0;
1171         }
1172
1173         if (device->pending != NULL) {
1174                 g_dbus_send_reply(connection, device->pending,
1175                                                         DBUS_TYPE_INVALID);
1176
1177                 dbus_message_unref(device->pending);
1178                 device->pending = NULL;
1179         }
1180
1181         if (device->powered == powered)
1182                 return -EALREADY;
1183
1184         device->powered = powered;
1185         device->powered_pending = powered;
1186
1187         type = __connman_device_get_service_type(device);
1188
1189         if (device->powered == TRUE)
1190                 __connman_notifier_enable(type);
1191         else
1192                 __connman_notifier_disable(type);
1193
1194         if (device->registered == FALSE)
1195                 return 0;
1196
1197         powered_changed(device);
1198
1199         if (powered == FALSE)
1200                 return 0;
1201
1202         reset_scan_trigger(device);
1203
1204         if (device->driver->scan)
1205                 device->driver->scan(device);
1206
1207         return 0;
1208 }
1209
1210 int __connman_device_set_blocked(struct connman_device *device,
1211                                                 connman_bool_t blocked)
1212 {
1213         connman_bool_t powered;
1214
1215         DBG("device %p blocked %d", device, blocked);
1216
1217         device->blocked = blocked;
1218
1219         if (device->offlinemode == TRUE)
1220                 return 0;
1221
1222         if (blocked == FALSE)
1223                 powered = device->powered_persistent;
1224         else
1225                 powered = FALSE;
1226
1227         return set_powered(device, powered);
1228 }
1229
1230 /**
1231  * connman_device_set_carrier:
1232  * @device: device structure
1233  * @carrier: carrier state
1234  *
1235  * Change carrier state of device (only for device without scanning)
1236  */
1237 int connman_device_set_carrier(struct connman_device *device,
1238                                                 connman_bool_t carrier)
1239 {
1240         DBG("device %p carrier %d", device, carrier);
1241
1242         switch (device->mode) {
1243         case CONNMAN_DEVICE_MODE_UNKNOWN:
1244         case CONNMAN_DEVICE_MODE_NETWORK_SINGLE:
1245         case CONNMAN_DEVICE_MODE_NETWORK_MULTIPLE:
1246                 return -EINVAL;
1247         case CONNMAN_DEVICE_MODE_TRANSPORT_IP:
1248                 break;
1249         }
1250
1251         if (device->carrier == carrier)
1252                 return -EALREADY;
1253
1254         device->carrier = carrier;
1255
1256         return set_carrier(device, device->carrier);
1257 }
1258
1259 int __connman_device_scan(struct connman_device *device)
1260 {
1261         if (!device->driver || !device->driver->scan)
1262                 return -EOPNOTSUPP;
1263
1264         if (device->powered == FALSE)
1265                 return -ENOLINK;
1266
1267         return device->driver->scan(device);
1268 }
1269
1270 int __connman_device_enable(struct connman_device *device)
1271 {
1272         enum connman_service_type type;
1273         int err;
1274
1275         DBG("device %p", device);
1276
1277         if (!device->driver || !device->driver->enable)
1278                 return -EOPNOTSUPP;
1279
1280         if (device->powered_pending == TRUE)
1281                 return -EALREADY;
1282
1283         device->powered_pending = TRUE;
1284
1285         err = device->driver->enable(device);
1286         if (err < 0)
1287                 return err;
1288
1289         device->powered = TRUE;
1290
1291         type = __connman_device_get_service_type(device);
1292         __connman_notifier_enable(type);
1293
1294         return 0;
1295 }
1296
1297 int __connman_device_enable_persistent(struct connman_device *device)
1298 {
1299         DBG("device %p", device);
1300
1301         device->powered_persistent = TRUE;
1302
1303         __connman_storage_save_device(device);
1304
1305         return __connman_device_enable(device);
1306 }
1307
1308 int __connman_device_disable(struct connman_device *device)
1309 {
1310         enum connman_service_type type;
1311         int err;
1312
1313         DBG("device %p", device);
1314
1315         if (!device->driver || !device->driver->disable)
1316                 return -EOPNOTSUPP;
1317
1318         if (device->powered == FALSE)
1319                 return -ENOLINK;
1320
1321         if (device->powered_pending == FALSE)
1322                 return -EALREADY;
1323
1324         device->powered_pending = FALSE;
1325
1326         clear_scan_trigger(device);
1327
1328         g_hash_table_remove_all(device->networks);
1329
1330         err = device->driver->disable(device);
1331         if (err < 0)
1332                 return err;
1333
1334         device->powered = FALSE;
1335
1336         type = __connman_device_get_service_type(device);
1337         __connman_notifier_disable(type);
1338
1339         return 0;
1340 }
1341
1342 int __connman_device_disable_persistent(struct connman_device *device)
1343 {
1344         DBG("device %p", device);
1345
1346         device->powered_persistent = FALSE;
1347
1348         __connman_storage_save_device(device);
1349
1350         return __connman_device_disable(device);
1351 }
1352
1353 int __connman_device_connect(struct connman_device *device)
1354 {
1355         DBG("device %p", device);
1356
1357         if (device->disconnected == FALSE)
1358                 return -EINVAL;
1359
1360         if (device->driver && device->driver->connect)
1361                 device->driver->connect(device);
1362
1363         return 0;
1364 }
1365
1366 int __connman_device_disconnect(struct connman_device *device)
1367 {
1368         GHashTableIter iter;
1369         gpointer key, value;
1370
1371         DBG("device %p", device);
1372
1373         connman_device_set_disconnected(device, TRUE);
1374
1375         g_hash_table_iter_init(&iter, device->networks);
1376
1377         while (g_hash_table_iter_next(&iter, &key, &value) == TRUE) {
1378                 struct connman_network *network = value;
1379
1380                 __connman_network_disconnect(network);
1381         }
1382
1383         if (device->driver && device->driver->disconnect)
1384                 device->driver->disconnect(device);
1385
1386         return 0;
1387 }
1388
1389 static void mark_network_unavailable(gpointer key, gpointer value,
1390                                                         gpointer user_data)
1391 {
1392         struct connman_network *network = value;
1393
1394         if (connman_network_get_connected(network) == TRUE)
1395                 return;
1396
1397         connman_network_set_available(network, FALSE);
1398 }
1399
1400 static gboolean remove_unavailable_network(gpointer key, gpointer value,
1401                                                         gpointer user_data)
1402 {
1403         struct connman_network *network = value;
1404
1405         if (connman_network_get_connected(network) == TRUE)
1406                 return FALSE;
1407
1408         if (connman_network_get_available(network) == TRUE)
1409                 return FALSE;
1410
1411         return TRUE;
1412 }
1413
1414 void __connman_device_cleanup_networks(struct connman_device *device)
1415 {
1416         g_hash_table_foreach_remove(device->networks,
1417                                         remove_unavailable_network, NULL);
1418 }
1419
1420 /**
1421  * connman_device_set_scanning:
1422  * @device: device structure
1423  * @scanning: scanning state
1424  *
1425  * Change scanning state of device
1426  */
1427 int connman_device_set_scanning(struct connman_device *device,
1428                                                 connman_bool_t scanning)
1429 {
1430         DBusMessage *signal;
1431         DBusMessageIter entry, value;
1432         const char *key = "Scanning";
1433
1434         DBG("device %p scanning %d", device, scanning);
1435
1436         if (!device->driver || !device->driver->scan)
1437                 return -EINVAL;
1438
1439         if (device->scanning == scanning)
1440                 return -EALREADY;
1441
1442         device->scanning = scanning;
1443
1444         signal = dbus_message_new_signal(device->element.path,
1445                                 CONNMAN_DEVICE_INTERFACE, "PropertyChanged");
1446         if (signal == NULL)
1447                 return 0;
1448
1449         dbus_message_iter_init_append(signal, &entry);
1450
1451         dbus_message_iter_append_basic(&entry, DBUS_TYPE_STRING, &key);
1452
1453         dbus_message_iter_open_container(&entry, DBUS_TYPE_VARIANT,
1454                                         DBUS_TYPE_BOOLEAN_AS_STRING, &value);
1455         dbus_message_iter_append_basic(&value, DBUS_TYPE_BOOLEAN, &scanning);
1456         dbus_message_iter_close_container(&entry, &value);
1457
1458         g_dbus_send_message(connection, signal);
1459
1460         if (scanning == TRUE) {
1461                 reset_scan_trigger(device);
1462
1463                 g_hash_table_foreach(device->networks,
1464                                         mark_network_unavailable, NULL);
1465
1466                 return 0;
1467         }
1468
1469         __connman_device_cleanup_networks(device);
1470
1471         if (device->connections > 0)
1472                 return 0;
1473
1474         if (device->disconnected == TRUE)
1475                 return 0;
1476
1477         __connman_service_auto_connect();
1478
1479         return 0;
1480 }
1481
1482 /**
1483  * connman_device_set_disconnected:
1484  * @device: device structure
1485  * @disconnected: disconnected state
1486  *
1487  * Change disconnected state of device (only for device with networks)
1488  */
1489 int connman_device_set_disconnected(struct connman_device *device,
1490                                                 connman_bool_t disconnected)
1491 {
1492         DBG("device %p disconnected %d", device, disconnected);
1493
1494         switch (device->mode) {
1495         case CONNMAN_DEVICE_MODE_UNKNOWN:
1496         case CONNMAN_DEVICE_MODE_TRANSPORT_IP:
1497                 return -EINVAL;
1498         case CONNMAN_DEVICE_MODE_NETWORK_SINGLE:
1499         case CONNMAN_DEVICE_MODE_NETWORK_MULTIPLE:
1500                 break;
1501         }
1502
1503         if (device->disconnected == disconnected)
1504                 return -EALREADY;
1505
1506         device->disconnected = disconnected;
1507
1508         return 0;
1509 }
1510
1511 /**
1512  * connman_device_get_disconnected:
1513  * @device: device structure
1514  *
1515  * Get device disconnected state
1516  */
1517 connman_bool_t connman_device_get_disconnected(struct connman_device *device)
1518 {
1519         return device->disconnected;
1520 }
1521
1522 /**
1523  * connman_device_set_connected:
1524  * @device: device structure
1525  * @connected: connected state
1526  *
1527  * Change connected state of device (for Ethernet like devices)
1528  */
1529 int connman_device_set_connected(struct connman_device *device,
1530                                                 connman_bool_t connected)
1531 {
1532         DBG("device %p connected %d", device, connected);
1533
1534         switch (device->mode) {
1535         case CONNMAN_DEVICE_MODE_UNKNOWN:
1536         case CONNMAN_DEVICE_MODE_NETWORK_SINGLE:
1537         case CONNMAN_DEVICE_MODE_NETWORK_MULTIPLE:
1538                 return -EINVAL;
1539         case CONNMAN_DEVICE_MODE_TRANSPORT_IP:
1540                 break;
1541         }
1542
1543         if (device->carrier == FALSE)
1544                 return -ENOTCONN;
1545
1546         return set_connected(device, connected);
1547 }
1548
1549 /**
1550  * connman_device_set_string:
1551  * @device: device structure
1552  * @key: unique identifier
1553  * @value: string value
1554  *
1555  * Set string value for specific key
1556  */
1557 int connman_device_set_string(struct connman_device *device,
1558                                         const char *key, const char *value)
1559 {
1560         DBG("device %p key %s value %s", device, key, value);
1561
1562         if (g_str_equal(key, "Address") == TRUE) {
1563                 g_free(device->address);
1564                 device->address = g_strdup(value);
1565         } else if (g_str_equal(key, "Name") == TRUE) {
1566                 g_free(device->name);
1567                 device->name = g_strdup(value);
1568         } else if (g_str_equal(key, "Node") == TRUE) {
1569                 g_free(device->node);
1570                 device->node = g_strdup(value);
1571         }
1572
1573         return connman_element_set_string(&device->element, key, value);
1574 }
1575
1576 /**
1577  * connman_device_get_string:
1578  * @device: device structure
1579  * @key: unique identifier
1580  *
1581  * Get string value for specific key
1582  */
1583 const char *connman_device_get_string(struct connman_device *device,
1584                                                         const char *key)
1585 {
1586         DBG("device %p key %s", device, key);
1587
1588         if (g_str_equal(key, "Address") == TRUE)
1589                 return device->address;
1590         else if (g_str_equal(key, "Name") == TRUE)
1591                 return device->name;
1592         else if (g_str_equal(key, "Node") == TRUE)
1593                 return device->node;
1594
1595         return connman_element_get_string(&device->element, key);
1596 }
1597
1598 static void set_offlinemode(struct connman_element *element, gpointer user_data)
1599 {
1600         struct connman_device *device = element->device;
1601         connman_bool_t offlinemode = GPOINTER_TO_UINT(user_data);
1602         connman_bool_t powered;
1603
1604         DBG("element %p name %s", element, element->name);
1605
1606         if (device == NULL)
1607                 return;
1608
1609         device->offlinemode = offlinemode;
1610
1611         powered = (offlinemode == TRUE) ? FALSE : TRUE;
1612
1613         if (device->powered == powered)
1614                 return;
1615
1616         if (device->powered_persistent == FALSE)
1617                 powered = FALSE;
1618
1619         set_powered(device, powered);
1620 }
1621
1622 int __connman_device_set_offlinemode(connman_bool_t offlinemode)
1623 {
1624         DBG("offlinmode %d", offlinemode);
1625
1626         __connman_element_foreach(NULL, CONNMAN_ELEMENT_TYPE_DEVICE,
1627                         set_offlinemode, GUINT_TO_POINTER(offlinemode));
1628
1629         __connman_notifier_offlinemode(offlinemode);
1630
1631         return 0;
1632 }
1633
1634 void __connman_device_increase_connections(struct connman_device *device)
1635 {
1636         device->connections++;
1637 }
1638
1639 void __connman_device_decrease_connections(struct connman_device *device)
1640 {
1641         device->connections--;
1642 }
1643
1644 /**
1645  * connman_device_add_network:
1646  * @device: device structure
1647  * @network: network structure
1648  *
1649  * Add new network to the device
1650  */
1651 int connman_device_add_network(struct connman_device *device,
1652                                         struct connman_network *network)
1653 {
1654         const char *identifier = connman_network_get_identifier(network);
1655         int err;
1656
1657         DBG("device %p network %p", device, network);
1658
1659         switch (device->mode) {
1660         case CONNMAN_DEVICE_MODE_UNKNOWN:
1661         case CONNMAN_DEVICE_MODE_TRANSPORT_IP:
1662                 return -EINVAL;
1663         case CONNMAN_DEVICE_MODE_NETWORK_SINGLE:
1664         case CONNMAN_DEVICE_MODE_NETWORK_MULTIPLE:
1665                 break;
1666         }
1667
1668         __connman_network_set_device(network, device);
1669
1670         err = connman_element_register((struct connman_element *) network,
1671                                                         &device->element);
1672         if (err < 0) {
1673                 __connman_network_set_device(network, NULL);
1674                 return err;
1675         }
1676
1677         g_hash_table_insert(device->networks, g_strdup(identifier),
1678                                                                 network);
1679
1680         return 0;
1681 }
1682
1683 /**
1684  * connman_device_get_network:
1685  * @device: device structure
1686  * @identifier: network identifier
1687  *
1688  * Get network for given identifier
1689  */
1690 struct connman_network *connman_device_get_network(struct connman_device *device,
1691                                                         const char *identifier)
1692 {
1693         DBG("device %p identifier %s", device, identifier);
1694
1695         return g_hash_table_lookup(device->networks, identifier);
1696 }
1697
1698 /**
1699  * connman_device_remove_network:
1700  * @device: device structure
1701  * @identifier: network identifier
1702  *
1703  * Remove network for given identifier
1704  */
1705 int connman_device_remove_network(struct connman_device *device,
1706                                                         const char *identifier)
1707 {
1708         DBG("device %p identifier %s", device, identifier);
1709
1710         g_hash_table_remove(device->networks, identifier);
1711
1712         return 0;
1713 }
1714
1715 void __connman_device_set_network(struct connman_device *device,
1716                                         struct connman_network *network)
1717 {
1718         const char *name;
1719
1720         if (device->network == network)
1721                 return;
1722
1723         if (device->network != NULL)
1724                 connman_network_unref(device->network);
1725
1726         if (network != NULL) {
1727                 name = connman_network_get_string(network,
1728                                                 CONNMAN_PROPERTY_ID_NAME);
1729                 g_free(device->last_network);
1730                 device->last_network = g_strdup(name);
1731
1732                 device->network = connman_network_ref(network);
1733         } else {
1734                 g_free(device->last_network);
1735                 device->last_network = NULL;
1736
1737                 device->network = NULL;
1738         }
1739 }
1740
1741 /**
1742  * connman_device_register:
1743  * @device: device structure
1744  *
1745  * Register device with the system
1746  */
1747 int connman_device_register(struct connman_device *device)
1748 {
1749         __connman_storage_load_device(device);
1750
1751         device->offlinemode = __connman_manager_get_offlinemode();
1752
1753         return connman_element_register(&device->element, NULL);
1754 }
1755
1756 /**
1757  * connman_device_unregister:
1758  * @device: device structure
1759  *
1760  * Unregister device with the system
1761  */
1762 void connman_device_unregister(struct connman_device *device)
1763 {
1764         __connman_storage_save_device(device);
1765
1766         connman_element_unregister(&device->element);
1767 }
1768
1769 /**
1770  * connman_device_get_data:
1771  * @device: device structure
1772  *
1773  * Get private device data pointer
1774  */
1775 void *connman_device_get_data(struct connman_device *device)
1776 {
1777         return device->driver_data;
1778 }
1779
1780 /**
1781  * connman_device_set_data:
1782  * @device: device structure
1783  * @data: data pointer
1784  *
1785  * Set private device data pointer
1786  */
1787 void connman_device_set_data(struct connman_device *device, void *data)
1788 {
1789         device->driver_data = data;
1790 }
1791
1792 static gboolean match_driver(struct connman_device *device,
1793                                         struct connman_device_driver *driver)
1794 {
1795         if (device->type == driver->type ||
1796                         driver->type == CONNMAN_DEVICE_TYPE_UNKNOWN)
1797                 return TRUE;
1798
1799         return FALSE;
1800 }
1801
1802 static int device_probe(struct connman_element *element)
1803 {
1804         struct connman_device *device = element->device;
1805         GSList *list;
1806
1807         DBG("element %p name %s", element, element->name);
1808
1809         if (device == NULL)
1810                 return -ENODEV;
1811
1812         if (device->driver != NULL)
1813                 return -EALREADY;
1814
1815         for (list = driver_list; list; list = list->next) {
1816                 struct connman_device_driver *driver = list->data;
1817
1818                 if (match_driver(device, driver) == FALSE)
1819                         continue;
1820
1821                 DBG("driver %p name %s", driver, driver->name);
1822
1823                 if (driver->probe(device) == 0) {
1824                         device->driver = driver;
1825                         break;
1826                 }
1827         }
1828
1829         if (device->driver == NULL)
1830                 return -ENODEV;
1831
1832         return setup_device(device);
1833 }
1834
1835 static void device_remove(struct connman_element *element)
1836 {
1837         struct connman_device *device = element->device;
1838
1839         DBG("element %p name %s", element, element->name);
1840
1841         if (device == NULL)
1842                 return;
1843
1844         if (device->driver == NULL)
1845                 return;
1846
1847         remove_device(device);
1848 }
1849
1850 static struct connman_driver device_driver = {
1851         .name           = "device",
1852         .type           = CONNMAN_ELEMENT_TYPE_DEVICE,
1853         .priority       = CONNMAN_DRIVER_PRIORITY_LOW,
1854         .probe          = device_probe,
1855         .remove         = device_remove,
1856 };
1857
1858 static int device_load(struct connman_device *device)
1859 {
1860         GKeyFile *keyfile;
1861         GError *error = NULL;
1862         gchar *identifier;
1863         connman_bool_t powered;
1864         int val;
1865
1866         DBG("device %p", device);
1867
1868         keyfile = __connman_storage_open();
1869         if (keyfile == NULL)
1870                 return 0;
1871
1872         identifier = g_strdup_printf("device_%s", device->element.name);
1873         if (identifier == NULL)
1874                 goto done;
1875
1876         powered = g_key_file_get_boolean(keyfile, identifier,
1877                                                 "Powered", &error);
1878         if (error == NULL)
1879                 device->powered_persistent = powered;
1880         g_clear_error(&error);
1881
1882         switch (device->mode) {
1883         case CONNMAN_DEVICE_MODE_UNKNOWN:
1884         case CONNMAN_DEVICE_MODE_TRANSPORT_IP:
1885                 break;
1886         case CONNMAN_DEVICE_MODE_NETWORK_SINGLE:
1887         case CONNMAN_DEVICE_MODE_NETWORK_MULTIPLE:
1888                 val = g_key_file_get_integer(keyfile, identifier,
1889                                                 "ScanInterval", &error);
1890                 if (error == NULL && val > 0)
1891                         device->scan_interval = val;
1892                 g_clear_error(&error);
1893                 break;
1894         }
1895
1896 done:
1897         g_free(identifier);
1898
1899         __connman_storage_close(keyfile, FALSE);
1900
1901         return 0;
1902 }
1903
1904 static int device_save(struct connman_device *device)
1905 {
1906         GKeyFile *keyfile;
1907         gchar *identifier;
1908
1909         DBG("device %p", device);
1910
1911         keyfile = __connman_storage_open();
1912         if (keyfile == NULL)
1913                 return 0;
1914
1915         identifier = g_strdup_printf("device_%s", device->element.name);
1916         if (identifier == NULL)
1917                 goto done;
1918
1919         g_key_file_set_boolean(keyfile, identifier,
1920                                         "Powered", device->powered_persistent);
1921
1922         switch (device->mode) {
1923         case CONNMAN_DEVICE_MODE_UNKNOWN:
1924         case CONNMAN_DEVICE_MODE_TRANSPORT_IP:
1925                 break;
1926         case CONNMAN_DEVICE_MODE_NETWORK_SINGLE:
1927         case CONNMAN_DEVICE_MODE_NETWORK_MULTIPLE:
1928                 if (device->scan_interval > 0)
1929                         g_key_file_set_integer(keyfile, identifier,
1930                                         "ScanInterval", device->scan_interval);
1931                 break;
1932         }
1933
1934 done:
1935         g_free(identifier);
1936
1937         __connman_storage_close(keyfile, TRUE);
1938
1939         return 0;
1940 }
1941
1942 static struct connman_storage device_storage = {
1943         .name           = "device",
1944         .priority       = CONNMAN_STORAGE_PRIORITY_LOW,
1945         .device_load    = device_load,
1946         .device_save    = device_save,
1947 };
1948
1949 int __connman_device_init(void)
1950 {
1951         DBG("");
1952
1953         connection = connman_dbus_get_connection();
1954
1955         if (connman_storage_register(&device_storage) < 0)
1956                 connman_error("Failed to register device storage");
1957
1958         return connman_driver_register(&device_driver);
1959 }
1960
1961 void __connman_device_cleanup(void)
1962 {
1963         DBG("");
1964
1965         connman_driver_unregister(&device_driver);
1966
1967         connman_storage_unregister(&device_storage);
1968
1969         dbus_connection_unref(connection);
1970 }