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         return 0;
 234 }
 235
 236 static int set_carrier(struct connman_device *device, connman_bool_t carrier)
 237 {
 238         struct connman_service *service;
 239
 240         if (carrier == TRUE)
 241                 __connman_profile_add_device(device);
 242         else
 243                 __connman_profile_remove_device(device);
 244
 245         service = __connman_service_lookup_from_device(device);
 246         __connman_service_set_carrier(service, carrier);
 247
 248         return set_connected(device, carrier);
 249 }
 250
 251 static int powered_changed(struct connman_device *device)
 252 {
 253         DBusMessage *signal;
 254         DBusMessageIter entry, value;
 255         const char *key = "Powered";
 256
 257         signal = dbus_message_new_signal(device->element.path,
 258                                 CONNMAN_DEVICE_INTERFACE, "PropertyChanged");
 259         if (signal == NULL)
 260                 return -ENOMEM;
 261
 262         dbus_message_iter_init_append(signal, &entry);
 263
 264         dbus_message_iter_append_basic(&entry, DBUS_TYPE_STRING, &key);
 265
 266         dbus_message_iter_open_container(&entry, DBUS_TYPE_VARIANT,
 267                                         DBUS_TYPE_BOOLEAN_AS_STRING, &value);
 268         dbus_message_iter_append_basic(&value, DBUS_TYPE_BOOLEAN,
 269                                                         &device->powered);
 270         dbus_message_iter_close_container(&entry, &value);
 271
 272         g_dbus_send_message(connection, signal);
 273
 274         return 0;
 275 }
 276
 277 static int set_powered(struct connman_device *device, connman_bool_t powered)
 278 {
 279         struct connman_device_driver *driver = device->driver;
 280         enum connman_service_type type;
 281         int err;
 282
 283         DBG("device %p powered %d", device, powered);
 284
 285         if (device->powered == powered)
 286                 return -EALREADY;
 287
 288         if (!driver)
 289                 return -EINVAL;
 290
 291         type = __connman_device_get_service_type(device);
 292
 293         if (powered == TRUE) {
 294                 if (driver->enable) {
 295                         err = driver->enable(device);
 296                         __connman_notifier_enable(type);
 297                 } else
 298                         err = -EINVAL;
 299         } else {
 300                 g_hash_table_remove_all(device->networks);
 301
 302                 set_carrier(device, FALSE);
 303
 304                 if (driver->disable) {
 305                         err = driver->disable(device);
 306                         __connman_notifier_disable(type);
 307                 } else
 308                         err = -EINVAL;
 309         }
 310
 311         if (err == 0) {
 312                 device->powered = powered;
 313                 powered_changed(device);
 314         }
 315
 316         return err;
 317 }
 318
 319 static void append_path(gpointer key, gpointer value, gpointer user_data)
 320 {
 321         struct connman_element *element = value;
 322         DBusMessageIter *iter = user_data;
 323
 324         dbus_message_iter_append_basic(iter, DBUS_TYPE_OBJECT_PATH,
 325                                                         &element->path);
 326 }
 327
 328 static void append_networks(struct connman_device *device,
 329                                                 DBusMessageIter *entry)
 330 {
 331         DBusMessageIter value, iter;
 332         const char *key = "Networks";
 333
 334         dbus_message_iter_append_basic(entry, DBUS_TYPE_STRING, &key);
 335
 336         dbus_message_iter_open_container(entry, DBUS_TYPE_VARIANT,
 337                 DBUS_TYPE_ARRAY_AS_STRING DBUS_TYPE_OBJECT_PATH_AS_STRING,
 338                                                                 &value);
 339
 340         dbus_message_iter_open_container(&value, DBUS_TYPE_ARRAY,
 341                                 DBUS_TYPE_OBJECT_PATH_AS_STRING, &iter);
 342         g_hash_table_foreach(device->networks, append_path, &iter);
 343         dbus_message_iter_close_container(&value, &iter);
 344
 345         dbus_message_iter_close_container(entry, &value);
 346 }
 347
 348 static DBusMessage *get_properties(DBusConnection *conn,
 349                                         DBusMessage *msg, void *data)
 350 {
 351         struct connman_device *device = data;
 352         DBusMessage *reply;
 353         DBusMessageIter array, dict, entry;
 354         const char *str;
 355
 356         DBG("conn %p", conn);
 357
 358         if (__connman_security_check_privilege(msg,
 359                                         CONNMAN_SECURITY_PRIVILEGE_PUBLIC) < 0)
 360                 return __connman_error_permission_denied(msg);
 361
 362         reply = dbus_message_new_method_return(msg);
 363         if (reply == NULL)
 364                 return NULL;
 365
 366         dbus_message_iter_init_append(reply, &array);
 367
 368         dbus_message_iter_open_container(&array, DBUS_TYPE_ARRAY,
 369                         DBUS_DICT_ENTRY_BEGIN_CHAR_AS_STRING
 370                         DBUS_TYPE_STRING_AS_STRING DBUS_TYPE_VARIANT_AS_STRING
 371                         DBUS_DICT_ENTRY_END_CHAR_AS_STRING, &dict);
 372
 373         if (device->name != NULL)
 374                 connman_dbus_dict_append_variant(&dict, "Name",
 375                                         DBUS_TYPE_STRING, &device->name);
 376
 377         str = type2string(device->type);
 378         if (str != NULL)
 379                 connman_dbus_dict_append_variant(&dict, "Type",
 380                                                 DBUS_TYPE_STRING, &str);
 381
 382         if (device->address != NULL)
 383                 connman_dbus_dict_append_variant(&dict, "Address",
 384                                         DBUS_TYPE_STRING, &device->address);
 385
 386         if (device->interface != NULL)
 387                 connman_dbus_dict_append_variant(&dict, "Interface",
 388                                         DBUS_TYPE_STRING, &device->interface);
 389
 390         connman_dbus_dict_append_variant(&dict, "Powered",
 391                                         DBUS_TYPE_BOOLEAN, &device->powered);
 392
 393         if (device->driver && device->driver->scan)
 394                 connman_dbus_dict_append_variant(&dict, "Scanning",
 395                                         DBUS_TYPE_BOOLEAN, &device->scanning);
 396
 397         switch (device->mode) {
 398         case CONNMAN_DEVICE_MODE_UNKNOWN:
 399                 break;
 400         case CONNMAN_DEVICE_MODE_TRANSPORT_IP:
 401                 __connman_element_append_ipv4(&device->element, &dict);
 402                 break;
 403         case CONNMAN_DEVICE_MODE_NETWORK_SINGLE:
 404         case CONNMAN_DEVICE_MODE_NETWORK_MULTIPLE:
 405                 if (device->scan_interval > 0)
 406                         connman_dbus_dict_append_variant(&dict, "ScanInterval",
 407                                 DBUS_TYPE_UINT16, &device->scan_interval);
 408
 409                 dbus_message_iter_open_container(&dict, DBUS_TYPE_DICT_ENTRY,
 410                                                                 NULL, &entry);
 411                 append_networks(device, &entry);
 412                 dbus_message_iter_close_container(&dict, &entry);
 413                 break;
 414         }
 415
 416         dbus_message_iter_close_container(&array, &dict);
 417
 418         return reply;
 419 }
 420
 421 static gboolean powered_timeout(gpointer user_data)
 422 {
 423         struct connman_device *device = user_data;
 424
 425         DBG("device %p", device);
 426
 427         device->timeout = 0;
 428
 429         if (device->pending != NULL) {
 430                 DBusMessage *reply;
 431
 432                 reply = __connman_error_operation_timeout(device->pending);
 433                 if (reply != NULL)
 434                         g_dbus_send_message(connection, reply);
 435
 436                 dbus_message_unref(device->pending);
 437                 device->pending = NULL;
 438         }
 439
 440         return FALSE;
 441 }
 442
 443 static DBusMessage *set_property(DBusConnection *conn,
 444                                         DBusMessage *msg, void *data)
 445 {
 446         struct connman_device *device = data;
 447         DBusMessageIter iter, value;
 448         const char *name;
 449         int type;
 450
 451         DBG("conn %p", conn);
 452
 453         if (dbus_message_iter_init(msg, &iter) == FALSE)
 454                 return __connman_error_invalid_arguments(msg);
 455
 456         dbus_message_iter_get_basic(&iter, &name);
 457         dbus_message_iter_next(&iter);
 458         dbus_message_iter_recurse(&iter, &value);
 459
 460         if (__connman_security_check_privilege(msg,
 461                                         CONNMAN_SECURITY_PRIVILEGE_MODIFY) < 0)
 462                 return __connman_error_permission_denied(msg);
 463
 464         type = dbus_message_iter_get_arg_type(&value);
 465
 466         if (g_str_equal(name, "Powered") == TRUE) {
 467                 connman_bool_t powered;
 468                 int err;
 469
 470                 if (type != DBUS_TYPE_BOOLEAN)
 471                         return __connman_error_invalid_arguments(msg);
 472
 473                 dbus_message_iter_get_basic(&value, &powered);
 474
 475                 if (device->powered == powered)
 476                         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
 477
 478                 if (device->pending != NULL)
 479                         return __connman_error_in_progress(msg);
 480
 481                 err = set_powered(device, powered);
 482                 if (err < 0) {
 483                         if (err != -EINPROGRESS)
 484                                 return __connman_error_failed(msg, -err);
 485
 486                         device->pending = dbus_message_ref(msg);
 487
 488                         device->timeout = g_timeout_add_seconds(15,
 489                                                 powered_timeout, device);
 490
 491                         return NULL;
 492                 }
 493         } else if (g_str_equal(name, "ScanInterval") == TRUE) {
 494                 connman_uint16_t interval;
 495
 496                 switch (device->mode) {
 497                 case CONNMAN_DEVICE_MODE_UNKNOWN:
 498                 case CONNMAN_DEVICE_MODE_TRANSPORT_IP:
 499                         return __connman_error_invalid_arguments(msg);
 500                 case CONNMAN_DEVICE_MODE_NETWORK_SINGLE:
 501                 case CONNMAN_DEVICE_MODE_NETWORK_MULTIPLE:
 502                         break;
 503                 }
 504
 505                 if (type != DBUS_TYPE_UINT16)
 506                         return __connman_error_invalid_arguments(msg);
 507
 508                 dbus_message_iter_get_basic(&value, &interval);
 509
 510                 if (device->scan_interval != interval) {
 511                         device->scan_interval = interval;
 512
 513                         reset_scan_trigger(device);
 514                 }
 515         } else if (g_str_has_prefix(name, "IPv4.") == TRUE) {
 516                 int err;
 517
 518                 switch (device->mode) {
 519                 case CONNMAN_DEVICE_MODE_UNKNOWN:
 520                 case CONNMAN_DEVICE_MODE_NETWORK_SINGLE:
 521                 case CONNMAN_DEVICE_MODE_NETWORK_MULTIPLE:
 522                         return __connman_error_invalid_arguments(msg);
 523                 case CONNMAN_DEVICE_MODE_TRANSPORT_IP:
 524                         break;
 525                 }
 526
 527                 err = __connman_ipconfig_set_ipv4(device->ipconfig,
 528                                                         name + 5, &value);
 529                 if (err < 0)
 530                         return __connman_error_failed(msg, -err);
 531         } else
 532                 return __connman_error_invalid_property(msg);
 533
 534         __connman_storage_save_device(device);
 535
 536         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
 537 }
 538
 539 static void convert_name(const char *ssid, char *name,
 540                                                 unsigned int ssid_len)
 541 {
 542         unsigned int i;
 543
 544         for (i = 0; i < ssid_len; i++) {
 545                 if (g_ascii_isprint(ssid[i]))
 546                         name[i] = ssid[i];
 547                 else
 548                         name[i] = ' ';
 549         }
 550 }
 551
 552 static struct connman_network *find_network(struct connman_device *device,
 553                                         const void *ssid, const char *address,
 554                                         const char *security, const char *mode)
 555 {
 556         GHashTableIter network_iter;
 557         gpointer key, value;
 558
 559         if (ssid == NULL)
 560                 return NULL;
 561
 562         g_hash_table_iter_init(&network_iter, device->networks);
 563         while (g_hash_table_iter_next(&network_iter, &key, &value) == TRUE) {
 564                 const void *tmp_ssid;
 565                 const char *tmp_security, *tmp_mode, *tmp_address;
 566                 unsigned int tmp_ssid_size;
 567
 568                 tmp_ssid = connman_network_get_blob(value, "WiFi.SSID",
 569                                                         &tmp_ssid_size);
 570                 tmp_security = connman_network_get_string(value,
 571                                                         "WiFi.Security");
 572                 tmp_mode = connman_network_get_string(value, "WiFi.Mode");
 573                 tmp_address = connman_network_get_string(value, "Address");
 574
 575                 if (tmp_ssid_size < 1)
 576                         continue;
 577
 578                 if (tmp_ssid && memcmp(ssid, tmp_ssid, tmp_ssid_size))
 579                         continue;
 580
 581                 if (security && tmp_security &&
 582                                 g_strcmp0(security, tmp_security) != 0)
 583                         continue;
 584
 585                 if (mode && tmp_mode && g_strcmp0(mode, tmp_mode) != 0)
 586                         continue;
 587
 588                 if (address && tmp_address &&
 589                                 g_strcmp0(address, tmp_address) != 0)
 590                         continue;
 591
 592                 return connman_network_ref(value);
 593         }
 594
 595         return NULL;
 596 }
 597
 598 static DBusMessage *join_network(DBusConnection *conn,
 599                                         DBusMessage *msg, void *data)
 600 {
 601         struct connman_device *device = data;
 602         struct connman_network *network, *found_network;
 603         enum connman_network_type type;
 604         unsigned int ssid_size;
 605         const char *group, *mode, *security, *address;
 606         const void *ssid;
 607         DBusMessageIter iter, array;
 608         int err, index;
 609
 610         DBG("conn %p", conn);
 611
 612         if (__connman_security_check_privilege(msg,
 613                                         CONNMAN_SECURITY_PRIVILEGE_MODIFY) < 0)
 614                 return __connman_error_permission_denied(msg);
 615
 616         if (!device->driver || !device->driver->join)
 617                 return __connman_error_not_supported(msg);
 618
 619         dbus_message_iter_init(msg, &iter);
 620         dbus_message_iter_recurse(&iter, &array);
 621
 622         switch (device->type) {
 623         case CONNMAN_DEVICE_TYPE_WIFI:
 624                 type = CONNMAN_NETWORK_TYPE_WIFI;
 625                 break;
 626         default:
 627                 return __connman_error_not_supported(msg);
 628         }
 629
 630         network = connman_network_create("00_00_00_00_00_00", type);
 631         if (network == NULL)
 632                 return __connman_error_failed(msg, ENOMEM);
 633
 634         while (dbus_message_iter_get_arg_type(&array) == DBUS_TYPE_DICT_ENTRY) {
 635                 DBusMessageIter entry, value;
 636                 const char *key, *str;
 637
 638                 dbus_message_iter_recurse(&array, &entry);
 639                 dbus_message_iter_get_basic(&entry, &key);
 640
 641                 dbus_message_iter_next(&entry);
 642                 dbus_message_iter_recurse(&entry, &value);
 643
 644                 switch (dbus_message_iter_get_arg_type(&value)) {
 645                 case DBUS_TYPE_STRING:
 646                         dbus_message_iter_get_basic(&value, &str);
 647                         if (g_str_equal(key, "WiFi.SSID") == TRUE) {
 648                                 char *name;
 649
 650                                 connman_network_set_blob(network, key,
 651                                                         str, strlen(str));
 652                                 name = g_try_malloc0(strlen(str) + 1);
 653                                 if (name == NULL)
 654                                         return __connman_error_failed(msg,
 655                                                                       -ENOMEM);
 656
 657                                 convert_name((char *) str, name, strlen(str));
 658                                 connman_network_set_name(network, name);
 659                                 g_free(name);
 660
 661                         } else
 662                                 connman_network_set_string(network, key, str);
 663                         break;
 664                 }
 665
 666                 dbus_message_iter_next(&array);
 667         }
 668
 669         ssid = connman_network_get_blob(network, "WiFi.SSID", &ssid_size);
 670         security = connman_network_get_string(network, "WiFi.Security");
 671         mode = connman_network_get_string(network, "WiFi.Mode");
 672         address = connman_network_get_string(network, "Address");
 673
 674         found_network = find_network(device, ssid, address, security, mode);
 675         if (found_network != NULL) {
 676                 const char* passphrase;
 677
 678                 passphrase = connman_network_get_string(network,
 679                                                         "WiFi.Passphrase");
 680                 if (passphrase != NULL)
 681                         connman_network_set_string(found_network,
 682                                                         "WiFi.Passphrase",
 683                                                                 passphrase);
 684                 connman_network_unref(network);
 685                 network = found_network;
 686
 687                 err = __connman_network_connect(found_network);
 688
 689                 connman_network_unref(found_network);
 690
 691                 if (err < 0)
 692                         return __connman_error_failed(msg, -err);
 693
 694                 return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
 695         }
 696
 697         group = connman_wifi_build_group_name(ssid, ssid_size, mode, security);
 698
 699         index = connman_device_get_index(device);
 700         connman_network_set_index(network, index);
 701
 702         connman_network_set_protocol(network, CONNMAN_NETWORK_PROTOCOL_IP);
 703
 704         if (connman_device_get_disconnected(device) == FALSE)
 705                 __connman_device_disconnect(device);
 706
 707         err = device->driver->join(device, network);
 708
 709         connman_network_unref(network);
 710
 711         if (err < 0)
 712                 return __connman_error_failed(msg, -err);
 713
 714         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
 715 }
 716
 717 static DBusMessage *create_network(DBusConnection *conn,
 718                                         DBusMessage *msg, void *data)
 719 {
 720         DBG("conn %p", conn);
 721
 722         if (__connman_security_check_privilege(msg,
 723                                         CONNMAN_SECURITY_PRIVILEGE_MODIFY) < 0)
 724                 return __connman_error_permission_denied(msg);
 725
 726         return __connman_error_invalid_arguments(msg);
 727 }
 728
 729 static DBusMessage *remove_network(DBusConnection *conn,
 730                                         DBusMessage *msg, void *data)
 731 {
 732         DBG("conn %p", conn);
 733
 734         if (__connman_security_check_privilege(msg,
 735                                         CONNMAN_SECURITY_PRIVILEGE_MODIFY) < 0)
 736                 return __connman_error_permission_denied(msg);
 737
 738         return __connman_error_invalid_arguments(msg);
 739 }
 740
 741 static DBusMessage *propose_scan(DBusConnection *conn,
 742                                         DBusMessage *msg, void *data)
 743 {
 744         struct connman_device *device = data;
 745         int err;
 746
 747         DBG("conn %p", conn);
 748
 749         switch (device->mode) {
 750         case CONNMAN_DEVICE_MODE_UNKNOWN:
 751         case CONNMAN_DEVICE_MODE_TRANSPORT_IP:
 752                 return __connman_error_not_supported(msg);
 753         case CONNMAN_DEVICE_MODE_NETWORK_SINGLE:
 754         case CONNMAN_DEVICE_MODE_NETWORK_MULTIPLE:
 755                 break;
 756         }
 757
 758         err = __connman_device_scan(device);
 759         if (err < 0)
 760                 return __connman_error_failed(msg, -err);
 761
 762         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
 763 }
 764
 765 static GDBusMethodTable device_methods[] = {
 766         { "GetProperties", "",      "a{sv}", get_properties },
 767         { "SetProperty",   "sv",    "",      set_property,
 768                                                 G_DBUS_METHOD_FLAG_ASYNC },
 769         { "JoinNetwork",   "a{sv}", "",      join_network   },
 770         { "CreateNetwork", "a{sv}", "o",     create_network },
 771         { "RemoveNetwork", "o",     "",      remove_network },
 772         { "ProposeScan",   "",      "",      propose_scan   },
 773         { },
 774 };
 775
 776 static GDBusSignalTable device_signals[] = {
 777         { "PropertyChanged", "sv" },
 778         { },
 779 };
 780
 781 static void append_devices(DBusMessageIter *entry)
 782 {
 783         DBusMessageIter value, iter;
 784         const char *key = "Devices";
 785
 786         dbus_message_iter_append_basic(entry, DBUS_TYPE_STRING, &key);
 787
 788         dbus_message_iter_open_container(entry, DBUS_TYPE_VARIANT,
 789                 DBUS_TYPE_ARRAY_AS_STRING DBUS_TYPE_OBJECT_PATH_AS_STRING,
 790                                                                 &value);
 791
 792         dbus_message_iter_open_container(&value, DBUS_TYPE_ARRAY,
 793                                 DBUS_TYPE_OBJECT_PATH_AS_STRING, &iter);
 794         __connman_element_list(NULL, CONNMAN_ELEMENT_TYPE_DEVICE, &iter);
 795         dbus_message_iter_close_container(&value, &iter);
 796
 797         dbus_message_iter_close_container(entry, &value);
 798 }
 799
 800 static void emit_devices_signal(void)
 801 {
 802         DBusMessage *signal;
 803         DBusMessageIter entry;
 804
 805         signal = dbus_message_new_signal(CONNMAN_MANAGER_PATH,
 806                                 CONNMAN_MANAGER_INTERFACE, "PropertyChanged");
 807         if (signal == NULL)
 808                 return;
 809
 810         dbus_message_iter_init_append(signal, &entry);
 811
 812         append_devices(&entry);
 813
 814         g_dbus_send_message(connection, signal);
 815 }
 816
 817 static int register_interface(struct connman_element *element)
 818 {
 819         struct connman_device *device = element->device;
 820
 821         DBG("element %p name %s", element, element->name);
 822
 823         if (g_dbus_register_interface(connection, element->path,
 824                                         CONNMAN_DEVICE_INTERFACE,
 825                                         device_methods, device_signals,
 826                                         NULL, device, NULL) == FALSE) {
 827                 connman_error("Failed to register %s device", element->path);
 828                 return -EIO;
 829         }
 830
 831         device->registered = TRUE;
 832
 833         emit_devices_signal();
 834
 835         return 0;
 836 }
 837
 838 static void unregister_interface(struct connman_element *element)
 839 {
 840         struct connman_device *device = element->device;
 841
 842         DBG("element %p name %s", element, element->name);
 843
 844         device->registered = FALSE;
 845
 846         emit_devices_signal();
 847
 848         g_dbus_unregister_interface(connection, element->path,
 849                                                 CONNMAN_DEVICE_INTERFACE);
 850 }
 851
 852 static void device_enable(struct connman_device *device)
 853 {
 854         enum connman_service_type type;
 855
 856         DBG("device %p", device);
 857
 858         if (device->powered == TRUE)
 859                 return;
 860
 861         type = __connman_device_get_service_type(device);
 862
 863         if (device->driver->enable) {
 864                 if (device->driver->enable(device) == 0)
 865                         device->powered = TRUE;
 866                 __connman_notifier_enable(type);
 867         }
 868 }
 869
 870 static void device_disable(struct connman_device *device)
 871 {
 872         enum connman_service_type type;
 873
 874         DBG("device %p", device);
 875
 876         if (device->powered == FALSE)
 877                 return;
 878
 879         g_hash_table_remove_all(device->networks);
 880
 881         type = __connman_device_get_service_type(device);
 882
 883         if (device->driver->disable) {
 884                 if (device->driver->disable(device) == 0)
 885                         device->powered = FALSE;
 886                 __connman_notifier_disable(type);
 887         }
 888 }
 889
 890 static int setup_device(struct connman_device *device)
 891 {
 892         int err;
 893
 894         DBG("device %p", device);
 895
 896         err = register_interface(&device->element);
 897         if (err < 0) {
 898                 if (device->driver->remove)
 899                         device->driver->remove(device);
 900                 device->driver = NULL;
 901                 return err;
 902         }
 903
 904         switch (device->mode) {
 905         case CONNMAN_DEVICE_MODE_UNKNOWN:
 906         case CONNMAN_DEVICE_MODE_NETWORK_SINGLE:
 907         case CONNMAN_DEVICE_MODE_NETWORK_MULTIPLE:
 908                 break;
 909         case CONNMAN_DEVICE_MODE_TRANSPORT_IP:
 910                 if (device->carrier == TRUE && device->secondary == FALSE)
 911                         __connman_profile_add_device(device);
 912                 break;
 913         }
 914
 915         device_enable(device);
 916
 917         return 0;
 918 }
 919
 920 static void probe_driver(struct connman_element *element, gpointer user_data)
 921 {
 922         struct connman_device_driver *driver = user_data;
 923
 924         DBG("element %p name %s", element, element->name);
 925
 926         if (element->device == NULL)
 927                 return;
 928
 929         if (element->device->driver != NULL)
 930                 return;
 931
 932         if (driver->type != element->device->type)
 933                 return;
 934
 935         if (driver->probe(element->device) < 0)
 936                 return;
 937
 938         element->device->driver = driver;
 939
 940         setup_device(element->device);
 941 }
 942
 943 static void remove_device(struct connman_device *device)
 944 {
 945         DBG("device %p", device);
 946
 947         device_disable(device);
 948
 949         switch (device->mode) {
 950         case CONNMAN_DEVICE_MODE_UNKNOWN:
 951         case CONNMAN_DEVICE_MODE_NETWORK_SINGLE:
 952         case CONNMAN_DEVICE_MODE_NETWORK_MULTIPLE:
 953                 break;
 954         case CONNMAN_DEVICE_MODE_TRANSPORT_IP:
 955                 if (device->secondary == FALSE)
 956                         __connman_profile_remove_device(device);
 957                 break;
 958         }
 959
 960         unregister_interface(&device->element);
 961
 962         if (device->driver->remove)
 963                 device->driver->remove(device);
 964
 965         device->driver = NULL;
 966 }
 967
 968 static void remove_driver(struct connman_element *element, gpointer user_data)
 969 {
 970         struct connman_device_driver *driver = user_data;
 971
 972         DBG("element %p name %s", element, element->name);
 973
 974         if (element->device == NULL)
 975                 return;
 976
 977         if (element->device->driver == driver)
 978                 remove_device(element->device);
 979 }
 980
 981 connman_bool_t __connman_device_has_driver(struct connman_device *device)
 982 {
 983         if (device == NULL || device->driver == NULL)
 984                 return FALSE;
 985
 986         return device->registered;
 987 }
 988
 989 static GSList *driver_list = NULL;
 990
 991 static gint compare_priority(gconstpointer a, gconstpointer b)
 992 {
 993         const struct connman_device_driver *driver1 = a;
 994         const struct connman_device_driver *driver2 = b;
 995
 996         return driver2->priority - driver1->priority;
 997 }
 998
 999 /**
1000  * connman_device_driver_register:
1001  * @driver: device driver definition
1002  *
1003  * Register a new device driver
1004  *
1005  * Returns: %0 on success
1006  */
1007 int connman_device_driver_register(struct connman_device_driver *driver)
1008 {
1009         DBG("driver %p name %s", driver, driver->name);
1010
1011         driver_list = g_slist_insert_sorted(driver_list, driver,
1012                                                         compare_priority);
1013
1014         __connman_element_foreach(NULL, CONNMAN_ELEMENT_TYPE_DEVICE,
1015                                                 probe_driver, driver);
1016
1017         return 0;
1018 }
1019
1020 /**
1021  * connman_device_driver_unregister:
1022  * @driver: device driver definition
1023  *
1024  * Remove a previously registered device driver
1025  */
1026 void connman_device_driver_unregister(struct connman_device_driver *driver)
1027 {
1028         DBG("driver %p name %s", driver, driver->name);
1029
1030         driver_list = g_slist_remove(driver_list, driver);
1031
1032         __connman_element_foreach(NULL, CONNMAN_ELEMENT_TYPE_DEVICE,
1033                                                 remove_driver, driver);
1034 }
1035
1036 static void unregister_network(gpointer data)
1037 {
1038         struct connman_network *network = data;
1039
1040         DBG("network %p", network);
1041
1042         connman_element_unregister((struct connman_element *) network);
1043
1044         connman_network_unref(network);
1045 }
1046
1047 static void device_destruct(struct connman_element *element)
1048 {
1049         struct connman_device *device = element->device;
1050
1051         DBG("element %p name %s", element, element->name);
1052
1053         if (device->timeout > 0) {
1054                 g_source_remove(device->timeout);
1055                 device->timeout = 0;
1056         }
1057
1058         if (device->pending != NULL) {
1059                 dbus_message_unref(device->pending);
1060                 device->pending = NULL;
1061         }
1062
1063         g_free(device->ident);
1064         g_free(device->node);
1065         g_free(device->name);
1066         g_free(device->address);
1067         g_free(device->control);
1068         g_free(device->interface);
1069
1070         connman_ipconfig_unref(device->ipconfig);
1071
1072         g_free(device->last_network);
1073
1074         g_hash_table_destroy(device->networks);
1075         device->networks = NULL;
1076 }
1077
1078 /**
1079  * connman_device_create:
1080  * @node: device node name (for example an address)
1081  * @type: device type
1082  *
1083  * Allocate a new device of given #type and assign the #node name to it.
1084  *
1085  * Returns: a newly-allocated #connman_device structure
1086  */
1087 struct connman_device *connman_device_create(const char *node,
1088                                                 enum connman_device_type type)
1089 {
1090         struct connman_device *device;
1091         const char *str;
1092
1093         DBG("node %s type %d", node, type);
1094
1095         device = g_try_new0(struct connman_device, 1);
1096         if (device == NULL)
1097                 return NULL;
1098
1099         DBG("device %p", device);
1100
1101         __connman_element_initialize(&device->element);
1102
1103         device->element.name = g_strdup(node);
1104         device->element.type = CONNMAN_ELEMENT_TYPE_DEVICE;
1105
1106         device->element.device = device;
1107         device->element.destruct = device_destruct;
1108
1109         str = type2string(type);
1110         if (str != NULL)
1111                 connman_element_set_string(&device->element,
1112                                         CONNMAN_PROPERTY_ID_TYPE, str);
1113
1114         device->element.ipv4.method = CONNMAN_IPCONFIG_METHOD_DHCP;
1115
1116         device->type      = type;
1117         device->name      = g_strdup(type2description(device->type));
1118         device->mode      = CONNMAN_DEVICE_MODE_UNKNOWN;
1119         device->secondary = FALSE;
1120
1121         switch (type) {
1122         case CONNMAN_DEVICE_TYPE_UNKNOWN:
1123         case CONNMAN_DEVICE_TYPE_VENDOR:
1124                 device->scan_interval = 0;
1125                 break;
1126         case CONNMAN_DEVICE_TYPE_ETHERNET:
1127         case CONNMAN_DEVICE_TYPE_WIFI:
1128                 device->scan_interval = 300;
1129                 break;
1130         case CONNMAN_DEVICE_TYPE_WIMAX:
1131                 device->scan_interval = 0;
1132                 break;
1133         case CONNMAN_DEVICE_TYPE_BLUETOOTH:
1134                 device->scan_interval = 0;
1135                 break;
1136         case CONNMAN_DEVICE_TYPE_GPS:
1137                 device->scan_interval = 0;
1138                 break;
1139         case CONNMAN_DEVICE_TYPE_MBM:
1140         case CONNMAN_DEVICE_TYPE_HSO:
1141         case CONNMAN_DEVICE_TYPE_NOZOMI:
1142         case CONNMAN_DEVICE_TYPE_HUAWEI:
1143         case CONNMAN_DEVICE_TYPE_NOVATEL:
1144                 device->scan_interval = 0;
1145                 break;
1146         }
1147
1148         device->ipconfig = connman_ipconfig_create();
1149         if (device->ipconfig == NULL) {
1150                 connman_device_unref(device);
1151                 return NULL;
1152         }
1153
1154         device->networks = g_hash_table_new_full(g_str_hash, g_str_equal,
1155                                                 g_free, unregister_network);
1156
1157         return device;
1158 }
1159
1160 /**
1161  * connman_device_ref:
1162  * @device: device structure
1163  *
1164  * Increase reference counter of device
1165  */
1166 struct connman_device *connman_device_ref(struct connman_device *device)
1167 {
1168         if (connman_element_ref(&device->element) == NULL)
1169                 return NULL;
1170
1171         return device;
1172 }
1173
1174 /**
1175  * connman_device_unref:
1176  * @device: device structure
1177  *
1178  * Decrease reference counter of device
1179  */
1180 void connman_device_unref(struct connman_device *device)
1181 {
1182         connman_element_unref(&device->element);
1183 }
1184
1185 const char *__connman_device_get_type(struct connman_device *device)
1186 {
1187         return type2string(device->type);
1188 }
1189
1190 /**
1191  * connman_device_get_type:
1192  * @device: device structure
1193  *
1194  * Get type of device
1195  */
1196 enum connman_device_type connman_device_get_type(struct connman_device *device)
1197 {
1198         return device->type;
1199 }
1200
1201 /**
1202  * connman_device_get_name:
1203  * @device: device structure
1204  *
1205  * Get unique name of device
1206  */
1207 const char *connman_device_get_name(struct connman_device *device)
1208 {
1209         return device->element.name;
1210 }
1211
1212 /**
1213  * connman_device_get_path:
1214  * @device: device structure
1215  *
1216  * Get path name of device
1217  */
1218 const char *connman_device_get_path(struct connman_device *device)
1219 {
1220         return device->element.path;
1221 }
1222
1223 /**
1224  * connman_device_set_index:
1225  * @device: device structure
1226  * @index: index number
1227  *
1228  * Set index number of device
1229  */
1230 void connman_device_set_index(struct connman_device *device, int index)
1231 {
1232         device->element.index = index;
1233 }
1234
1235 /**
1236  * connman_device_get_index:
1237  * @device: device structure
1238  *
1239  * Get index number of device
1240  */
1241 int connman_device_get_index(struct connman_device *device)
1242 {
1243         return device->element.index;
1244 }
1245
1246 /**
1247  * connman_device_set_interface:
1248  * @device: device structure
1249  * @interface: interface name
1250  * @control: control interface
1251  *
1252  * Set interface name of device
1253  */
1254 void connman_device_set_interface(struct connman_device *device,
1255                                 const char *interface, const char *control)
1256 {
1257         g_free(device->element.devname);
1258         device->element.devname = g_strdup(interface);
1259
1260         g_free(device->interface);
1261         device->interface = g_strdup(interface);
1262
1263         g_free(device->control);
1264         device->control = g_strdup(control);
1265
1266         if (device->name == NULL) {
1267                 const char *str = type2description(device->type);
1268                 if (str != NULL && device->interface != NULL)
1269                         device->name = g_strdup_printf("%s (%s)", str,
1270                                                         device->interface);
1271         }
1272 }
1273
1274 const char *connman_device_get_control(struct connman_device *device)
1275 {
1276         return device->control;
1277 }
1278
1279 /**
1280  * connman_device_set_ident:
1281  * @device: device structure
1282  * @ident: unique identifier
1283  *
1284  * Set unique identifier of device
1285  */
1286 void connman_device_set_ident(struct connman_device *device,
1287                                                         const char *ident)
1288 {
1289         g_free(device->ident);
1290         device->ident = g_strdup(ident);
1291 }
1292
1293 const char *__connman_device_get_ident(struct connman_device *device)
1294 {
1295         return device->ident;
1296 }
1297
1298 /**
1299  * connman_device_set_mode:
1300  * @device: device structure
1301  * @mode: network mode
1302  *
1303  * Change network mode of device
1304  */
1305 void connman_device_set_mode(struct connman_device *device,
1306                                                 enum connman_device_mode mode)
1307 {
1308         device->mode = mode;
1309 }
1310
1311 /**
1312  * connman_device_get_mode:
1313  * @device: device structure
1314  *
1315  * Get network mode of device
1316  */
1317 enum connman_device_mode connman_device_get_mode(struct connman_device *device)
1318 {
1319         return device->mode;
1320 }
1321
1322 /**
1323  * connman_device_set_secondary:
1324  * @device: device structure
1325  * @secondary: secondary value
1326  *
1327  * Change secondary value of device
1328  */
1329 void connman_device_set_secondary(struct connman_device *device,
1330                                                 connman_bool_t secondary)
1331 {
1332         device->secondary = secondary;
1333 }
1334
1335 /**
1336  * connman_device_get_secondary:
1337  * @device: device structure
1338  *
1339  * Get secondary value of device
1340  */
1341 connman_bool_t connman_device_get_secondary(struct connman_device *device)
1342 {
1343         return device->secondary;
1344 }
1345
1346 /**
1347  * connman_device_set_powered:
1348  * @device: device structure
1349  * @powered: powered state
1350  *
1351  * Change power state of device
1352  */
1353 int connman_device_set_powered(struct connman_device *device,
1354                                                 connman_bool_t powered)
1355 {
1356         DBG("driver %p powered %d", device, powered);
1357
1358         if (device->timeout > 0) {
1359                 g_source_remove(device->timeout);
1360                 device->timeout = 0;
1361         }
1362
1363         if (device->pending != NULL) {
1364                 g_dbus_send_reply(connection, device->pending,
1365                                                         DBUS_TYPE_INVALID);
1366
1367                 dbus_message_unref(device->pending);
1368                 device->pending = NULL;
1369         }
1370
1371         if (device->powered == powered)
1372                 return -EALREADY;
1373
1374         device->powered = powered;
1375
1376         if (device->registered == FALSE)
1377                 return 0;
1378
1379         powered_changed(device);
1380
1381         if (powered == FALSE)
1382                 return 0;
1383
1384         reset_scan_trigger(device);
1385
1386         if (device->driver->scan)
1387                 device->driver->scan(device);
1388
1389         return 0;
1390 }
1391
1392 /**
1393  * connman_device_set_carrier:
1394  * @device: device structure
1395  * @carrier: carrier state
1396  *
1397  * Change carrier state of device (only for device without scanning)
1398  */
1399 int connman_device_set_carrier(struct connman_device *device,
1400                                                 connman_bool_t carrier)
1401 {
1402         DBG("device %p carrier %d", device, carrier);
1403
1404         switch (device->mode) {
1405         case CONNMAN_DEVICE_MODE_UNKNOWN:
1406         case CONNMAN_DEVICE_MODE_NETWORK_SINGLE:
1407         case CONNMAN_DEVICE_MODE_NETWORK_MULTIPLE:
1408                 return -EINVAL;
1409         case CONNMAN_DEVICE_MODE_TRANSPORT_IP:
1410                 break;
1411         }
1412
1413         if (device->carrier == carrier)
1414                 return -EALREADY;
1415
1416         device->carrier = carrier;
1417
1418         return set_carrier(device, device->carrier);
1419 }
1420
1421 int __connman_device_scan(struct connman_device *device)
1422 {
1423         if (!device->driver || !device->driver->scan)
1424                 return -EOPNOTSUPP;
1425
1426         if (device->powered == FALSE)
1427                 return -ENOLINK;
1428
1429         return device->driver->scan(device);
1430 }
1431
1432 int __connman_device_enable(struct connman_device *device)
1433 {
1434         if (!device->driver || !device->driver->enable)
1435                 return -EOPNOTSUPP;
1436
1437         if (device->powered == TRUE)
1438                 return -EALREADY;
1439
1440         device_enable(device);
1441
1442         return 0;
1443 }
1444
1445 int __connman_device_disable(struct connman_device *device)
1446 {
1447         if (!device->driver || !device->driver->disable)
1448                 return -EOPNOTSUPP;
1449
1450         if (device->powered == FALSE)
1451                 return -ENOLINK;
1452
1453         device_disable(device);
1454
1455         return 0;
1456 }
1457
1458 int __connman_device_connect(struct connman_device *device)
1459 {
1460         DBG("device %p", device);
1461
1462         if (device->disconnected == FALSE)
1463                 return -EINVAL;
1464
1465         if (device->driver && device->driver->connect)
1466                 device->driver->connect(device);
1467
1468         return 0;
1469 }
1470
1471 int __connman_device_disconnect(struct connman_device *device)
1472 {
1473         GHashTableIter iter;
1474         gpointer key, value;
1475
1476         DBG("device %p", device);
1477
1478         connman_device_set_disconnected(device, TRUE);
1479
1480         g_hash_table_iter_init(&iter, device->networks);
1481
1482         while (g_hash_table_iter_next(&iter, &key, &value) == TRUE) {
1483                 struct connman_network *network = value;
1484
1485                 __connman_network_disconnect(network);
1486         }
1487
1488         if (device->driver && device->driver->disconnect)
1489                 device->driver->disconnect(device);
1490
1491         return 0;
1492 }
1493
1494 static void mark_network_unavailable(gpointer key, gpointer value,
1495                                                         gpointer user_data)
1496 {
1497         struct connman_network *network = value;
1498
1499         if (connman_network_get_connected(network) == TRUE)
1500                 return;
1501
1502         connman_network_set_available(network, FALSE);
1503 }
1504
1505 static gboolean remove_unavailable_network(gpointer key, gpointer value,
1506                                                         gpointer user_data)
1507 {
1508         struct connman_network *network = value;
1509
1510         if (connman_network_get_connected(network) == TRUE)
1511                 return FALSE;
1512
1513         if (connman_network_get_available(network) == TRUE)
1514                 return FALSE;
1515
1516         return TRUE;
1517 }
1518
1519 void __connman_device_cleanup_networks(struct connman_device *device)
1520 {
1521         g_hash_table_foreach_remove(device->networks,
1522                                         remove_unavailable_network, NULL);
1523 }
1524
1525 /**
1526  * connman_device_set_scanning:
1527  * @device: device structure
1528  * @scanning: scanning state
1529  *
1530  * Change scanning state of device
1531  */
1532 int connman_device_set_scanning(struct connman_device *device,
1533                                                 connman_bool_t scanning)
1534 {
1535         DBusMessage *signal;
1536         DBusMessageIter entry, value;
1537         const char *key = "Scanning";
1538
1539         DBG("device %p scanning %d", device, scanning);
1540
1541         if (!device->driver || !device->driver->scan)
1542                 return -EINVAL;
1543
1544         if (device->scanning == scanning)
1545                 return -EALREADY;
1546
1547         device->scanning = scanning;
1548
1549         signal = dbus_message_new_signal(device->element.path,
1550                                 CONNMAN_DEVICE_INTERFACE, "PropertyChanged");
1551         if (signal == NULL)
1552                 return 0;
1553
1554         dbus_message_iter_init_append(signal, &entry);
1555
1556         dbus_message_iter_append_basic(&entry, DBUS_TYPE_STRING, &key);
1557
1558         dbus_message_iter_open_container(&entry, DBUS_TYPE_VARIANT,
1559                                         DBUS_TYPE_BOOLEAN_AS_STRING, &value);
1560         dbus_message_iter_append_basic(&value, DBUS_TYPE_BOOLEAN, &scanning);
1561         dbus_message_iter_close_container(&entry, &value);
1562
1563         g_dbus_send_message(connection, signal);
1564
1565         if (scanning == TRUE) {
1566                 reset_scan_trigger(device);
1567
1568                 g_hash_table_foreach(device->networks,
1569                                         mark_network_unavailable, NULL);
1570
1571                 return 0;
1572         }
1573
1574         __connman_device_cleanup_networks(device);
1575
1576         if (device->connections > 0)
1577                 return 0;
1578
1579         if (device->disconnected == TRUE)
1580                 return 0;
1581
1582         __connman_service_auto_connect();
1583
1584         return 0;
1585 }
1586
1587 /**
1588  * connman_device_set_disconnected:
1589  * @device: device structure
1590  * @disconnected: disconnected state
1591  *
1592  * Change disconnected state of device (only for device with networks)
1593  */
1594 int connman_device_set_disconnected(struct connman_device *device,
1595                                                 connman_bool_t disconnected)
1596 {
1597         DBG("device %p disconnected %d", device, disconnected);
1598
1599         switch (device->mode) {
1600         case CONNMAN_DEVICE_MODE_UNKNOWN:
1601         case CONNMAN_DEVICE_MODE_TRANSPORT_IP:
1602                 return -EINVAL;
1603         case CONNMAN_DEVICE_MODE_NETWORK_SINGLE:
1604         case CONNMAN_DEVICE_MODE_NETWORK_MULTIPLE:
1605                 break;
1606         }
1607
1608         if (device->disconnected == disconnected)
1609                 return -EALREADY;
1610
1611         device->disconnected = disconnected;
1612
1613         return 0;
1614 }
1615
1616 /**
1617  * connman_device_get_disconnected:
1618  * @device: device structure
1619  *
1620  * Get device disconnected state
1621  */
1622 connman_bool_t connman_device_get_disconnected(struct connman_device *device)
1623 {
1624         return device->disconnected;
1625 }
1626
1627 /**
1628  * connman_device_set_connected:
1629  * @device: device structure
1630  * @connected: connected state
1631  *
1632  * Change connected state of device (for Ethernet like devices)
1633  */
1634 int connman_device_set_connected(struct connman_device *device,
1635                                                 connman_bool_t connected)
1636 {
1637         DBG("device %p connected %d", device, connected);
1638
1639         switch (device->mode) {
1640         case CONNMAN_DEVICE_MODE_UNKNOWN:
1641         case CONNMAN_DEVICE_MODE_NETWORK_SINGLE:
1642         case CONNMAN_DEVICE_MODE_NETWORK_MULTIPLE:
1643                 return -EINVAL;
1644         case CONNMAN_DEVICE_MODE_TRANSPORT_IP:
1645                 break;
1646         }
1647
1648         if (device->carrier == FALSE)
1649                 return -ENOTCONN;
1650
1651         return set_connected(device, connected);
1652 }
1653
1654 /**
1655  * connman_device_set_string:
1656  * @device: device structure
1657  * @key: unique identifier
1658  * @value: string value
1659  *
1660  * Set string value for specific key
1661  */
1662 int connman_device_set_string(struct connman_device *device,
1663                                         const char *key, const char *value)
1664 {
1665         DBG("device %p key %s value %s", device, key, value);
1666
1667         if (g_str_equal(key, "Address") == TRUE) {
1668                 g_free(device->address);
1669                 device->address = g_strdup(value);
1670         } else if (g_str_equal(key, "Name") == TRUE) {
1671                 g_free(device->name);
1672                 device->name = g_strdup(value);
1673         } else if (g_str_equal(key, "Node") == TRUE) {
1674                 g_free(device->node);
1675                 device->node = g_strdup(value);
1676         }
1677
1678         return connman_element_set_string(&device->element, key, value);
1679 }
1680
1681 /**
1682  * connman_device_get_string:
1683  * @device: device structure
1684  * @key: unique identifier
1685  *
1686  * Get string value for specific key
1687  */
1688 const char *connman_device_get_string(struct connman_device *device,
1689                                                         const char *key)
1690 {
1691         DBG("device %p key %s", device, key);
1692
1693         if (g_str_equal(key, "Address") == TRUE)
1694                 return device->address;
1695         else if (g_str_equal(key, "Name") == TRUE)
1696                 return device->name;
1697         else if (g_str_equal(key, "Node") == TRUE)
1698                 return device->node;
1699
1700         return connman_element_get_string(&device->element, key);
1701 }
1702
1703 static void set_offlinemode(struct connman_element *element, gpointer user_data)
1704 {
1705         struct connman_device *device = element->device;
1706         connman_bool_t offlinemode = GPOINTER_TO_UINT(user_data);
1707         connman_bool_t powered;
1708
1709         DBG("element %p name %s", element, element->name);
1710
1711         if (device == NULL)
1712                 return;
1713
1714         powered = (offlinemode == TRUE) ? FALSE : TRUE;
1715
1716         if (device->powered == powered)
1717                 return;
1718
1719         set_powered(device, powered);
1720 }
1721
1722 int __connman_device_set_offlinemode(connman_bool_t offlinemode)
1723 {
1724         DBG("offlinmode %d", offlinemode);
1725
1726         __connman_element_foreach(NULL, CONNMAN_ELEMENT_TYPE_DEVICE,
1727                         set_offlinemode, GUINT_TO_POINTER(offlinemode));
1728
1729         __connman_notifier_offline_mode(offlinemode);
1730
1731         return 0;
1732 }
1733
1734 void __connman_device_increase_connections(struct connman_device *device)
1735 {
1736         enum connman_service_type type;
1737
1738         device->connections++;
1739
1740         type = __connman_device_get_service_type(device);
1741         __connman_notifier_connect(type);
1742 }
1743
1744 void __connman_device_decrease_connections(struct connman_device *device)
1745 {
1746         enum connman_service_type type;
1747
1748         device->connections--;
1749
1750         type = __connman_device_get_service_type(device);
1751         __connman_notifier_disconnect(type);
1752 }
1753
1754 /**
1755  * connman_device_add_network:
1756  * @device: device structure
1757  * @network: network structure
1758  *
1759  * Add new network to the device
1760  */
1761 int connman_device_add_network(struct connman_device *device,
1762                                         struct connman_network *network)
1763 {
1764         const char *identifier = connman_network_get_identifier(network);
1765         int err;
1766
1767         DBG("device %p network %p", device, network);
1768
1769         switch (device->mode) {
1770         case CONNMAN_DEVICE_MODE_UNKNOWN:
1771         case CONNMAN_DEVICE_MODE_TRANSPORT_IP:
1772                 return -EINVAL;
1773         case CONNMAN_DEVICE_MODE_NETWORK_SINGLE:
1774         case CONNMAN_DEVICE_MODE_NETWORK_MULTIPLE:
1775                 break;
1776         }
1777
1778         __connman_network_set_device(network, device);
1779
1780         __connman_storage_load_network(network);
1781
1782         err = connman_element_register((struct connman_element *) network,
1783                                                         &device->element);
1784         if (err < 0) {
1785                 __connman_network_set_device(network, NULL);
1786                 return err;
1787         }
1788
1789         g_hash_table_insert(device->networks, g_strdup(identifier),
1790                                                                 network);
1791
1792         return 0;
1793 }
1794
1795 /**
1796  * connman_device_get_network:
1797  * @device: device structure
1798  * @identifier: network identifier
1799  *
1800  * Get network for given identifier
1801  */
1802 struct connman_network *connman_device_get_network(struct connman_device *device,
1803                                                         const char *identifier)
1804 {
1805         DBG("device %p identifier %s", device, identifier);
1806
1807         return g_hash_table_lookup(device->networks, identifier);
1808 }
1809
1810 /**
1811  * connman_device_remove_network:
1812  * @device: device structure
1813  * @identifier: network identifier
1814  *
1815  * Remove network for given identifier
1816  */
1817 int connman_device_remove_network(struct connman_device *device,
1818                                                         const char *identifier)
1819 {
1820         DBG("device %p identifier %s", device, identifier);
1821
1822         g_hash_table_remove(device->networks, identifier);
1823
1824         return 0;
1825 }
1826
1827 void __connman_device_set_network(struct connman_device *device,
1828                                         struct connman_network *network)
1829 {
1830         const char *name;
1831
1832         if (device->network == network)
1833                 return;
1834
1835         if (device->network != NULL)
1836                 connman_network_unref(device->network);
1837
1838         if (network != NULL) {
1839                 name = connman_network_get_string(network,
1840                                                 CONNMAN_PROPERTY_ID_NAME);
1841                 g_free(device->last_network);
1842                 device->last_network = g_strdup(name);
1843
1844                 device->network = connman_network_ref(network);
1845         } else {
1846                 g_free(device->last_network);
1847                 device->last_network = NULL;
1848
1849                 device->network = NULL;
1850         }
1851 }
1852
1853 /**
1854  * connman_device_register:
1855  * @device: device structure
1856  *
1857  * Register device with the system
1858  */
1859 int connman_device_register(struct connman_device *device)
1860 {
1861         enum connman_service_type type;
1862
1863         __connman_storage_load_device(device);
1864
1865         switch (device->mode) {
1866         case CONNMAN_DEVICE_MODE_UNKNOWN:
1867         case CONNMAN_DEVICE_MODE_TRANSPORT_IP:
1868                 break;
1869         case CONNMAN_DEVICE_MODE_NETWORK_SINGLE:
1870         case CONNMAN_DEVICE_MODE_NETWORK_MULTIPLE:
1871                 __connman_storage_init_network(device);
1872                 break;
1873         }
1874
1875         type = __connman_device_get_service_type(device);
1876         __connman_notifier_register(type);
1877
1878         return connman_element_register(&device->element, NULL);
1879 }
1880
1881 /**
1882  * connman_device_unregister:
1883  * @device: device structure
1884  *
1885  * Unregister device with the system
1886  */
1887 void connman_device_unregister(struct connman_device *device)
1888 {
1889         enum connman_service_type type;
1890
1891         __connman_storage_save_device(device);
1892
1893         type = __connman_device_get_service_type(device);
1894         __connman_notifier_unregister(type);
1895
1896         connman_element_unregister(&device->element);
1897 }
1898
1899 /**
1900  * connman_device_get_data:
1901  * @device: device structure
1902  *
1903  * Get private device data pointer
1904  */
1905 void *connman_device_get_data(struct connman_device *device)
1906 {
1907         return device->driver_data;
1908 }
1909
1910 /**
1911  * connman_device_set_data:
1912  * @device: device structure
1913  * @data: data pointer
1914  *
1915  * Set private device data pointer
1916  */
1917 void connman_device_set_data(struct connman_device *device, void *data)
1918 {
1919         device->driver_data = data;
1920 }
1921
1922 static gboolean match_driver(struct connman_device *device,
1923                                         struct connman_device_driver *driver)
1924 {
1925         if (device->type == driver->type ||
1926                         driver->type == CONNMAN_DEVICE_TYPE_UNKNOWN)
1927                 return TRUE;
1928
1929         return FALSE;
1930 }
1931
1932 static int device_probe(struct connman_element *element)
1933 {
1934         struct connman_device *device = element->device;
1935         GSList *list;
1936
1937         DBG("element %p name %s", element, element->name);
1938
1939         if (device == NULL)
1940                 return -ENODEV;
1941
1942         if (device->driver != NULL)
1943                 return -EALREADY;
1944
1945         for (list = driver_list; list; list = list->next) {
1946                 struct connman_device_driver *driver = list->data;
1947
1948                 if (match_driver(device, driver) == FALSE)
1949                         continue;
1950
1951                 DBG("driver %p name %s", driver, driver->name);
1952
1953                 if (driver->probe(device) == 0) {
1954                         device->driver = driver;
1955                         break;
1956                 }
1957         }
1958
1959         if (device->driver == NULL)
1960                 return -ENODEV;
1961
1962         return setup_device(device);
1963 }
1964
1965 static void device_remove(struct connman_element *element)
1966 {
1967         struct connman_device *device = element->device;
1968
1969         DBG("element %p name %s", element, element->name);
1970
1971         if (device == NULL)
1972                 return;
1973
1974         if (device->driver == NULL)
1975                 return;
1976
1977         remove_device(device);
1978 }
1979
1980 static struct connman_driver device_driver = {
1981         .name           = "device",
1982         .type           = CONNMAN_ELEMENT_TYPE_DEVICE,
1983         .priority       = CONNMAN_DRIVER_PRIORITY_LOW,
1984         .probe          = device_probe,
1985         .remove         = device_remove,
1986 };
1987
1988 static int device_load(struct connman_device *device)
1989 {
1990         GKeyFile *keyfile;
1991         gchar *pathname, *identifier, *data = NULL;
1992         gsize length;
1993         int val;
1994
1995         DBG("device %p", device);
1996
1997         pathname = g_strdup_printf("%s/%s.conf", STORAGEDIR,
1998                                         __connman_profile_active_ident());
1999         if (pathname == NULL)
2000                 return -ENOMEM;
2001
2002         keyfile = g_key_file_new();
2003
2004         if (g_file_get_contents(pathname, &data, &length, NULL) == FALSE) {
2005                 g_free(pathname);
2006                 return -ENOENT;
2007         }
2008
2009         g_free(pathname);
2010
2011         if (g_key_file_load_from_data(keyfile, data, length,
2012                                                         0, NULL) == FALSE) {
2013                 g_free(data);
2014                 return -EILSEQ;
2015         }
2016
2017         g_free(data);
2018
2019         identifier = g_strdup_printf("device_%s", device->element.name);
2020         if (identifier == NULL)
2021                 goto done;
2022
2023         switch (device->mode) {
2024         case CONNMAN_DEVICE_MODE_UNKNOWN:
2025         case CONNMAN_DEVICE_MODE_TRANSPORT_IP:
2026                 break;
2027         case CONNMAN_DEVICE_MODE_NETWORK_SINGLE:
2028         case CONNMAN_DEVICE_MODE_NETWORK_MULTIPLE:
2029                 val = g_key_file_get_integer(keyfile, identifier,
2030                                                         "ScanInterval", NULL);
2031                 if (val > 0)
2032                         device->scan_interval = val;
2033                 break;
2034         }
2035
2036 done:
2037         g_key_file_free(keyfile);
2038
2039         g_free(identifier);
2040
2041         return 0;
2042 }
2043
2044 static int device_save(struct connman_device *device)
2045 {
2046         GKeyFile *keyfile;
2047         gchar *pathname, *identifier = NULL, *data = NULL;
2048         gsize length;
2049
2050         DBG("device %p", device);
2051
2052         pathname = g_strdup_printf("%s/%s.conf", STORAGEDIR,
2053                                         __connman_profile_active_ident());
2054         if (pathname == NULL)
2055                 return -ENOMEM;
2056
2057         keyfile = g_key_file_new();
2058
2059         if (g_file_get_contents(pathname, &data, &length, NULL) == FALSE)
2060                 goto update;
2061
2062         if (length > 0) {
2063                 if (g_key_file_load_from_data(keyfile, data, length,
2064                                                         0, NULL) == FALSE)
2065                         goto done;
2066         }
2067
2068         g_free(data);
2069
2070 update:
2071         identifier = g_strdup_printf("device_%s", device->element.name);
2072         if (identifier == NULL)
2073                 goto done;
2074
2075         switch (device->mode) {
2076         case CONNMAN_DEVICE_MODE_UNKNOWN:
2077         case CONNMAN_DEVICE_MODE_TRANSPORT_IP:
2078                 break;
2079         case CONNMAN_DEVICE_MODE_NETWORK_SINGLE:
2080         case CONNMAN_DEVICE_MODE_NETWORK_MULTIPLE:
2081                 if (device->scan_interval > 0)
2082                         g_key_file_set_integer(keyfile, identifier,
2083                                         "ScanInterval", device->scan_interval);
2084                 break;
2085         }
2086
2087         data = g_key_file_to_data(keyfile, &length, NULL);
2088
2089         if (g_file_set_contents(pathname, data, length, NULL) == FALSE)
2090                 connman_error("Failed to store device information");
2091
2092 done:
2093         g_free(data);
2094
2095         g_key_file_free(keyfile);
2096
2097         g_free(identifier);
2098         g_free(pathname);
2099
2100         return 0;
2101 }
2102
2103 static struct connman_storage device_storage = {
2104         .name           = "device",
2105         .priority       = CONNMAN_STORAGE_PRIORITY_LOW,
2106         .device_load    = device_load,
2107         .device_save    = device_save,
2108 };
2109
2110 int __connman_device_init(void)
2111 {
2112         DBG("");
2113
2114         connection = connman_dbus_get_connection();
2115
2116         if (connman_storage_register(&device_storage) < 0)
2117                 connman_error("Failed to register device storage");
2118
2119         return connman_driver_register(&device_driver);
2120 }
2121
2122 void __connman_device_cleanup(void)
2123 {
2124         DBG("");
2125
2126         connman_driver_unregister(&device_driver);
2127
2128         connman_storage_unregister(&device_storage);
2129
2130         dbus_connection_unref(connection);
2131 }