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                         if (err == 0)
 297                                 __connman_notifier_enable(type);
 298                 } else
 299                         err = -EINVAL;
 300         } else {
 301                 g_hash_table_remove_all(device->networks);
 302
 303                 set_carrier(device, FALSE);
 304
 305                 if (driver->disable) {
 306                         err = driver->disable(device);
 307                         if (err == 0)
 308                                 __connman_notifier_disable(type);
 309                 } else
 310                         err = -EINVAL;
 311         }
 312
 313         if (err == 0) {
 314                 device->powered = powered;
 315                 powered_changed(device);
 316         }
 317
 318         return err;
 319 }
 320
 321 static void append_path(gpointer key, gpointer value, gpointer user_data)
 322 {
 323         struct connman_element *element = value;
 324         DBusMessageIter *iter = user_data;
 325
 326         dbus_message_iter_append_basic(iter, DBUS_TYPE_OBJECT_PATH,
 327                                                         &element->path);
 328 }
 329
 330 static void append_networks(struct connman_device *device,
 331                                                 DBusMessageIter *entry)
 332 {
 333         DBusMessageIter value, iter;
 334         const char *key = "Networks";
 335
 336         dbus_message_iter_append_basic(entry, DBUS_TYPE_STRING, &key);
 337
 338         dbus_message_iter_open_container(entry, DBUS_TYPE_VARIANT,
 339                 DBUS_TYPE_ARRAY_AS_STRING DBUS_TYPE_OBJECT_PATH_AS_STRING,
 340                                                                 &value);
 341
 342         dbus_message_iter_open_container(&value, DBUS_TYPE_ARRAY,
 343                                 DBUS_TYPE_OBJECT_PATH_AS_STRING, &iter);
 344         g_hash_table_foreach(device->networks, append_path, &iter);
 345         dbus_message_iter_close_container(&value, &iter);
 346
 347         dbus_message_iter_close_container(entry, &value);
 348 }
 349
 350 static DBusMessage *get_properties(DBusConnection *conn,
 351                                         DBusMessage *msg, void *data)
 352 {
 353         struct connman_device *device = data;
 354         DBusMessage *reply;
 355         DBusMessageIter array, dict, entry;
 356         const char *str;
 357
 358         DBG("conn %p", conn);
 359
 360         if (__connman_security_check_privilege(msg,
 361                                         CONNMAN_SECURITY_PRIVILEGE_PUBLIC) < 0)
 362                 return __connman_error_permission_denied(msg);
 363
 364         reply = dbus_message_new_method_return(msg);
 365         if (reply == NULL)
 366                 return NULL;
 367
 368         dbus_message_iter_init_append(reply, &array);
 369
 370         dbus_message_iter_open_container(&array, DBUS_TYPE_ARRAY,
 371                         DBUS_DICT_ENTRY_BEGIN_CHAR_AS_STRING
 372                         DBUS_TYPE_STRING_AS_STRING DBUS_TYPE_VARIANT_AS_STRING
 373                         DBUS_DICT_ENTRY_END_CHAR_AS_STRING, &dict);
 374
 375         if (device->name != NULL)
 376                 connman_dbus_dict_append_variant(&dict, "Name",
 377                                         DBUS_TYPE_STRING, &device->name);
 378
 379         str = type2string(device->type);
 380         if (str != NULL)
 381                 connman_dbus_dict_append_variant(&dict, "Type",
 382                                                 DBUS_TYPE_STRING, &str);
 383
 384         if (device->address != NULL)
 385                 connman_dbus_dict_append_variant(&dict, "Address",
 386                                         DBUS_TYPE_STRING, &device->address);
 387
 388         if (device->interface != NULL)
 389                 connman_dbus_dict_append_variant(&dict, "Interface",
 390                                         DBUS_TYPE_STRING, &device->interface);
 391
 392         connman_dbus_dict_append_variant(&dict, "Powered",
 393                                         DBUS_TYPE_BOOLEAN, &device->powered);
 394
 395         if (device->driver && device->driver->scan)
 396                 connman_dbus_dict_append_variant(&dict, "Scanning",
 397                                         DBUS_TYPE_BOOLEAN, &device->scanning);
 398
 399         switch (device->mode) {
 400         case CONNMAN_DEVICE_MODE_UNKNOWN:
 401                 break;
 402         case CONNMAN_DEVICE_MODE_TRANSPORT_IP:
 403                 __connman_element_append_ipv4(&device->element, &dict);
 404                 break;
 405         case CONNMAN_DEVICE_MODE_NETWORK_SINGLE:
 406         case CONNMAN_DEVICE_MODE_NETWORK_MULTIPLE:
 407                 if (device->scan_interval > 0)
 408                         connman_dbus_dict_append_variant(&dict, "ScanInterval",
 409                                 DBUS_TYPE_UINT16, &device->scan_interval);
 410
 411                 dbus_message_iter_open_container(&dict, DBUS_TYPE_DICT_ENTRY,
 412                                                                 NULL, &entry);
 413                 append_networks(device, &entry);
 414                 dbus_message_iter_close_container(&dict, &entry);
 415                 break;
 416         }
 417
 418         dbus_message_iter_close_container(&array, &dict);
 419
 420         return reply;
 421 }
 422
 423 static gboolean powered_timeout(gpointer user_data)
 424 {
 425         struct connman_device *device = user_data;
 426
 427         DBG("device %p", device);
 428
 429         device->timeout = 0;
 430
 431         if (device->pending != NULL) {
 432                 DBusMessage *reply;
 433
 434                 reply = __connman_error_operation_timeout(device->pending);
 435                 if (reply != NULL)
 436                         g_dbus_send_message(connection, reply);
 437
 438                 dbus_message_unref(device->pending);
 439                 device->pending = NULL;
 440         }
 441
 442         return FALSE;
 443 }
 444
 445 static DBusMessage *set_property(DBusConnection *conn,
 446                                         DBusMessage *msg, void *data)
 447 {
 448         struct connman_device *device = data;
 449         DBusMessageIter iter, value;
 450         const char *name;
 451         int type;
 452
 453         DBG("conn %p", conn);
 454
 455         if (dbus_message_iter_init(msg, &iter) == FALSE)
 456                 return __connman_error_invalid_arguments(msg);
 457
 458         dbus_message_iter_get_basic(&iter, &name);
 459         dbus_message_iter_next(&iter);
 460         dbus_message_iter_recurse(&iter, &value);
 461
 462         if (__connman_security_check_privilege(msg,
 463                                         CONNMAN_SECURITY_PRIVILEGE_MODIFY) < 0)
 464                 return __connman_error_permission_denied(msg);
 465
 466         type = dbus_message_iter_get_arg_type(&value);
 467
 468         if (g_str_equal(name, "Powered") == TRUE) {
 469                 connman_bool_t powered;
 470                 int err;
 471
 472                 if (type != DBUS_TYPE_BOOLEAN)
 473                         return __connman_error_invalid_arguments(msg);
 474
 475                 dbus_message_iter_get_basic(&value, &powered);
 476
 477                 if (device->powered == powered)
 478                         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
 479
 480                 if (device->pending != NULL)
 481                         return __connman_error_in_progress(msg);
 482
 483                 err = set_powered(device, powered);
 484                 if (err < 0) {
 485                         if (err != -EINPROGRESS)
 486                                 return __connman_error_failed(msg, -err);
 487
 488                         device->pending = dbus_message_ref(msg);
 489
 490                         device->timeout = g_timeout_add_seconds(15,
 491                                                 powered_timeout, device);
 492
 493                         return NULL;
 494                 }
 495         } else if (g_str_equal(name, "ScanInterval") == TRUE) {
 496                 connman_uint16_t interval;
 497
 498                 switch (device->mode) {
 499                 case CONNMAN_DEVICE_MODE_UNKNOWN:
 500                 case CONNMAN_DEVICE_MODE_TRANSPORT_IP:
 501                         return __connman_error_invalid_arguments(msg);
 502                 case CONNMAN_DEVICE_MODE_NETWORK_SINGLE:
 503                 case CONNMAN_DEVICE_MODE_NETWORK_MULTIPLE:
 504                         break;
 505                 }
 506
 507                 if (type != DBUS_TYPE_UINT16)
 508                         return __connman_error_invalid_arguments(msg);
 509
 510                 dbus_message_iter_get_basic(&value, &interval);
 511
 512                 if (device->scan_interval != interval) {
 513                         device->scan_interval = interval;
 514
 515                         reset_scan_trigger(device);
 516                 }
 517         } else if (g_str_has_prefix(name, "IPv4.") == TRUE) {
 518                 int err;
 519
 520                 switch (device->mode) {
 521                 case CONNMAN_DEVICE_MODE_UNKNOWN:
 522                 case CONNMAN_DEVICE_MODE_NETWORK_SINGLE:
 523                 case CONNMAN_DEVICE_MODE_NETWORK_MULTIPLE:
 524                         return __connman_error_invalid_arguments(msg);
 525                 case CONNMAN_DEVICE_MODE_TRANSPORT_IP:
 526                         break;
 527                 }
 528
 529                 err = __connman_ipconfig_set_ipv4(device->ipconfig,
 530                                                         name + 5, &value);
 531                 if (err < 0)
 532                         return __connman_error_failed(msg, -err);
 533         } else
 534                 return __connman_error_invalid_property(msg);
 535
 536         __connman_storage_save_device(device);
 537
 538         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
 539 }
 540
 541 static void convert_name(const char *ssid, char *name,
 542                                                 unsigned int ssid_len)
 543 {
 544         unsigned int i;
 545
 546         for (i = 0; i < ssid_len; i++) {
 547                 if (g_ascii_isprint(ssid[i]))
 548                         name[i] = ssid[i];
 549                 else
 550                         name[i] = ' ';
 551         }
 552 }
 553
 554 static struct connman_network *find_network(struct connman_device *device,
 555                                         const void *ssid, const char *address,
 556                                         const char *security, const char *mode)
 557 {
 558         GHashTableIter network_iter;
 559         gpointer key, value;
 560
 561         if (ssid == NULL)
 562                 return NULL;
 563
 564         g_hash_table_iter_init(&network_iter, device->networks);
 565         while (g_hash_table_iter_next(&network_iter, &key, &value) == TRUE) {
 566                 const void *tmp_ssid;
 567                 const char *tmp_security, *tmp_mode, *tmp_address;
 568                 unsigned int tmp_ssid_size;
 569
 570                 tmp_ssid = connman_network_get_blob(value, "WiFi.SSID",
 571                                                         &tmp_ssid_size);
 572                 tmp_security = connman_network_get_string(value,
 573                                                         "WiFi.Security");
 574                 tmp_mode = connman_network_get_string(value, "WiFi.Mode");
 575                 tmp_address = connman_network_get_string(value, "Address");
 576
 577                 if (tmp_ssid_size < 1)
 578                         continue;
 579
 580                 if (tmp_ssid && memcmp(ssid, tmp_ssid, tmp_ssid_size))
 581                         continue;
 582
 583                 if (security && tmp_security &&
 584                                 g_strcmp0(security, tmp_security) != 0)
 585                         continue;
 586
 587                 if (mode && tmp_mode && g_strcmp0(mode, tmp_mode) != 0)
 588                         continue;
 589
 590                 if (address && tmp_address &&
 591                                 g_strcmp0(address, tmp_address) != 0)
 592                         continue;
 593
 594                 return connman_network_ref(value);
 595         }
 596
 597         return NULL;
 598 }
 599
 600 static DBusMessage *join_network(DBusConnection *conn,
 601                                         DBusMessage *msg, void *data)
 602 {
 603         struct connman_device *device = data;
 604         struct connman_network *network, *found_network;
 605         enum connman_network_type type;
 606         unsigned int ssid_size;
 607         const char *group, *mode, *security, *address;
 608         const void *ssid;
 609         DBusMessageIter iter, array;
 610         int err, index;
 611
 612         DBG("conn %p", conn);
 613
 614         if (__connman_security_check_privilege(msg,
 615                                         CONNMAN_SECURITY_PRIVILEGE_MODIFY) < 0)
 616                 return __connman_error_permission_denied(msg);
 617
 618         if (!device->driver || !device->driver->join)
 619                 return __connman_error_not_supported(msg);
 620
 621         dbus_message_iter_init(msg, &iter);
 622         dbus_message_iter_recurse(&iter, &array);
 623
 624         switch (device->type) {
 625         case CONNMAN_DEVICE_TYPE_WIFI:
 626                 type = CONNMAN_NETWORK_TYPE_WIFI;
 627                 break;
 628         default:
 629                 return __connman_error_not_supported(msg);
 630         }
 631
 632         network = connman_network_create("00_00_00_00_00_00", type);
 633         if (network == NULL)
 634                 return __connman_error_failed(msg, ENOMEM);
 635
 636         while (dbus_message_iter_get_arg_type(&array) == DBUS_TYPE_DICT_ENTRY) {
 637                 DBusMessageIter entry, value;
 638                 const char *key, *str;
 639
 640                 dbus_message_iter_recurse(&array, &entry);
 641                 dbus_message_iter_get_basic(&entry, &key);
 642
 643                 dbus_message_iter_next(&entry);
 644                 dbus_message_iter_recurse(&entry, &value);
 645
 646                 switch (dbus_message_iter_get_arg_type(&value)) {
 647                 case DBUS_TYPE_STRING:
 648                         dbus_message_iter_get_basic(&value, &str);
 649                         if (g_str_equal(key, "WiFi.SSID") == TRUE) {
 650                                 char *name;
 651
 652                                 connman_network_set_blob(network, key,
 653                                                         str, strlen(str));
 654                                 name = g_try_malloc0(strlen(str) + 1);
 655                                 if (name == NULL)
 656                                         return __connman_error_failed(msg,
 657                                                                       -ENOMEM);
 658
 659                                 convert_name((char *) str, name, strlen(str));
 660                                 connman_network_set_name(network, name);
 661                                 g_free(name);
 662
 663                         } else
 664                                 connman_network_set_string(network, key, str);
 665                         break;
 666                 }
 667
 668                 dbus_message_iter_next(&array);
 669         }
 670
 671         ssid = connman_network_get_blob(network, "WiFi.SSID", &ssid_size);
 672         security = connman_network_get_string(network, "WiFi.Security");
 673         mode = connman_network_get_string(network, "WiFi.Mode");
 674         address = connman_network_get_string(network, "Address");
 675
 676         found_network = find_network(device, ssid, address, security, mode);
 677         if (found_network != NULL) {
 678                 const char* passphrase;
 679
 680                 passphrase = connman_network_get_string(network,
 681                                                         "WiFi.Passphrase");
 682                 if (passphrase != NULL)
 683                         connman_network_set_string(found_network,
 684                                                         "WiFi.Passphrase",
 685                                                                 passphrase);
 686                 connman_network_unref(network);
 687                 network = found_network;
 688
 689                 err = __connman_network_connect(found_network);
 690
 691                 connman_network_unref(found_network);
 692
 693                 if (err < 0)
 694                         return __connman_error_failed(msg, -err);
 695
 696                 return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
 697         }
 698
 699         group = connman_wifi_build_group_name(ssid, ssid_size, mode, security);
 700
 701         index = connman_device_get_index(device);
 702         connman_network_set_index(network, index);
 703
 704         connman_network_set_protocol(network, CONNMAN_NETWORK_PROTOCOL_IP);
 705
 706         if (connman_device_get_disconnected(device) == FALSE)
 707                 __connman_device_disconnect(device);
 708
 709         err = device->driver->join(device, network);
 710
 711         connman_network_unref(network);
 712
 713         if (err < 0)
 714                 return __connman_error_failed(msg, -err);
 715
 716         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
 717 }
 718
 719 static DBusMessage *create_network(DBusConnection *conn,
 720                                         DBusMessage *msg, void *data)
 721 {
 722         DBG("conn %p", conn);
 723
 724         if (__connman_security_check_privilege(msg,
 725                                         CONNMAN_SECURITY_PRIVILEGE_MODIFY) < 0)
 726                 return __connman_error_permission_denied(msg);
 727
 728         return __connman_error_invalid_arguments(msg);
 729 }
 730
 731 static DBusMessage *remove_network(DBusConnection *conn,
 732                                         DBusMessage *msg, void *data)
 733 {
 734         DBG("conn %p", conn);
 735
 736         if (__connman_security_check_privilege(msg,
 737                                         CONNMAN_SECURITY_PRIVILEGE_MODIFY) < 0)
 738                 return __connman_error_permission_denied(msg);
 739
 740         return __connman_error_invalid_arguments(msg);
 741 }
 742
 743 static DBusMessage *propose_scan(DBusConnection *conn,
 744                                         DBusMessage *msg, void *data)
 745 {
 746         struct connman_device *device = data;
 747         int err;
 748
 749         DBG("conn %p", conn);
 750
 751         switch (device->mode) {
 752         case CONNMAN_DEVICE_MODE_UNKNOWN:
 753         case CONNMAN_DEVICE_MODE_TRANSPORT_IP:
 754                 return __connman_error_not_supported(msg);
 755         case CONNMAN_DEVICE_MODE_NETWORK_SINGLE:
 756         case CONNMAN_DEVICE_MODE_NETWORK_MULTIPLE:
 757                 break;
 758         }
 759
 760         err = __connman_device_scan(device);
 761         if (err < 0)
 762                 return __connman_error_failed(msg, -err);
 763
 764         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
 765 }
 766
 767 static GDBusMethodTable device_methods[] = {
 768         { "GetProperties", "",      "a{sv}", get_properties },
 769         { "SetProperty",   "sv",    "",      set_property,
 770                                                 G_DBUS_METHOD_FLAG_ASYNC },
 771         { "JoinNetwork",   "a{sv}", "",      join_network   },
 772         { "CreateNetwork", "a{sv}", "o",     create_network },
 773         { "RemoveNetwork", "o",     "",      remove_network },
 774         { "ProposeScan",   "",      "",      propose_scan   },
 775         { },
 776 };
 777
 778 static GDBusSignalTable device_signals[] = {
 779         { "PropertyChanged", "sv" },
 780         { },
 781 };
 782
 783 static void append_devices(DBusMessageIter *entry)
 784 {
 785         DBusMessageIter value, iter;
 786         const char *key = "Devices";
 787
 788         dbus_message_iter_append_basic(entry, DBUS_TYPE_STRING, &key);
 789
 790         dbus_message_iter_open_container(entry, DBUS_TYPE_VARIANT,
 791                 DBUS_TYPE_ARRAY_AS_STRING DBUS_TYPE_OBJECT_PATH_AS_STRING,
 792                                                                 &value);
 793
 794         dbus_message_iter_open_container(&value, DBUS_TYPE_ARRAY,
 795                                 DBUS_TYPE_OBJECT_PATH_AS_STRING, &iter);
 796         __connman_element_list(NULL, CONNMAN_ELEMENT_TYPE_DEVICE, &iter);
 797         dbus_message_iter_close_container(&value, &iter);
 798
 799         dbus_message_iter_close_container(entry, &value);
 800 }
 801
 802 static void emit_devices_signal(void)
 803 {
 804         DBusMessage *signal;
 805         DBusMessageIter entry;
 806
 807         signal = dbus_message_new_signal(CONNMAN_MANAGER_PATH,
 808                                 CONNMAN_MANAGER_INTERFACE, "PropertyChanged");
 809         if (signal == NULL)
 810                 return;
 811
 812         dbus_message_iter_init_append(signal, &entry);
 813
 814         append_devices(&entry);
 815
 816         g_dbus_send_message(connection, signal);
 817 }
 818
 819 static int register_interface(struct connman_element *element)
 820 {
 821         struct connman_device *device = element->device;
 822
 823         DBG("element %p name %s", element, element->name);
 824
 825         if (g_dbus_register_interface(connection, element->path,
 826                                         CONNMAN_DEVICE_INTERFACE,
 827                                         device_methods, device_signals,
 828                                         NULL, device, NULL) == FALSE) {
 829                 connman_error("Failed to register %s device", element->path);
 830                 return -EIO;
 831         }
 832
 833         device->registered = TRUE;
 834
 835         emit_devices_signal();
 836
 837         return 0;
 838 }
 839
 840 static void unregister_interface(struct connman_element *element)
 841 {
 842         struct connman_device *device = element->device;
 843
 844         DBG("element %p name %s", element, element->name);
 845
 846         device->registered = FALSE;
 847
 848         emit_devices_signal();
 849
 850         g_dbus_unregister_interface(connection, element->path,
 851                                                 CONNMAN_DEVICE_INTERFACE);
 852 }
 853
 854 static void device_enable(struct connman_device *device)
 855 {
 856         DBG("device %p", device);
 857
 858         if (device->powered == TRUE)
 859                 return;
 860
 861         if (device->driver->enable) {
 862                 if (device->driver->enable(device) == 0) {
 863                         enum connman_service_type type;
 864
 865                         device->powered = TRUE;
 866
 867                         type = __connman_device_get_service_type(device);
 868                         __connman_notifier_enable(type);
 869                 }
 870         }
 871 }
 872
 873 static void device_disable(struct connman_device *device)
 874 {
 875         DBG("device %p", device);
 876
 877         if (device->powered == FALSE)
 878                 return;
 879
 880         g_hash_table_remove_all(device->networks);
 881
 882         if (device->driver->disable) {
 883                 if (device->driver->disable(device) == 0) {
 884                         enum connman_service_type type;
 885
 886                         device->powered = FALSE;
 887
 888                         type = __connman_device_get_service_type(device);
 889                         __connman_notifier_disable(type);
 890                 }
 891         }
 892 }
 893
 894 static int setup_device(struct connman_device *device)
 895 {
 896         int err;
 897
 898         DBG("device %p", device);
 899
 900         err = register_interface(&device->element);
 901         if (err < 0) {
 902                 if (device->driver->remove)
 903                         device->driver->remove(device);
 904                 device->driver = NULL;
 905                 return err;
 906         }
 907
 908         switch (device->mode) {
 909         case CONNMAN_DEVICE_MODE_UNKNOWN:
 910         case CONNMAN_DEVICE_MODE_NETWORK_SINGLE:
 911         case CONNMAN_DEVICE_MODE_NETWORK_MULTIPLE:
 912                 break;
 913         case CONNMAN_DEVICE_MODE_TRANSPORT_IP:
 914                 if (device->carrier == TRUE && device->secondary == FALSE)
 915                         __connman_profile_add_device(device);
 916                 break;
 917         }
 918
 919         device_enable(device);
 920
 921         return 0;
 922 }
 923
 924 static void probe_driver(struct connman_element *element, gpointer user_data)
 925 {
 926         struct connman_device_driver *driver = user_data;
 927
 928         DBG("element %p name %s", element, element->name);
 929
 930         if (element->device == NULL)
 931                 return;
 932
 933         if (element->device->driver != NULL)
 934                 return;
 935
 936         if (driver->type != element->device->type)
 937                 return;
 938
 939         if (driver->probe(element->device) < 0)
 940                 return;
 941
 942         element->device->driver = driver;
 943
 944         setup_device(element->device);
 945 }
 946
 947 static void remove_device(struct connman_device *device)
 948 {
 949         DBG("device %p", device);
 950
 951         device_disable(device);
 952
 953         switch (device->mode) {
 954         case CONNMAN_DEVICE_MODE_UNKNOWN:
 955         case CONNMAN_DEVICE_MODE_NETWORK_SINGLE:
 956         case CONNMAN_DEVICE_MODE_NETWORK_MULTIPLE:
 957                 break;
 958         case CONNMAN_DEVICE_MODE_TRANSPORT_IP:
 959                 if (device->secondary == FALSE)
 960                         __connman_profile_remove_device(device);
 961                 break;
 962         }
 963
 964         unregister_interface(&device->element);
 965
 966         if (device->driver->remove)
 967                 device->driver->remove(device);
 968
 969         device->driver = NULL;
 970 }
 971
 972 static void remove_driver(struct connman_element *element, gpointer user_data)
 973 {
 974         struct connman_device_driver *driver = user_data;
 975
 976         DBG("element %p name %s", element, element->name);
 977
 978         if (element->device == NULL)
 979                 return;
 980
 981         if (element->device->driver == driver)
 982                 remove_device(element->device);
 983 }
 984
 985 connman_bool_t __connman_device_has_driver(struct connman_device *device)
 986 {
 987         if (device == NULL || device->driver == NULL)
 988                 return FALSE;
 989
 990         return device->registered;
 991 }
 992
 993 static GSList *driver_list = NULL;
 994
 995 static gint compare_priority(gconstpointer a, gconstpointer b)
 996 {
 997         const struct connman_device_driver *driver1 = a;
 998         const struct connman_device_driver *driver2 = b;
 999
1000         return driver2->priority - driver1->priority;
1001 }
1002
1003 /**
1004  * connman_device_driver_register:
1005  * @driver: device driver definition
1006  *
1007  * Register a new device driver
1008  *
1009  * Returns: %0 on success
1010  */
1011 int connman_device_driver_register(struct connman_device_driver *driver)
1012 {
1013         DBG("driver %p name %s", driver, driver->name);
1014
1015         driver_list = g_slist_insert_sorted(driver_list, driver,
1016                                                         compare_priority);
1017
1018         __connman_element_foreach(NULL, CONNMAN_ELEMENT_TYPE_DEVICE,
1019                                                 probe_driver, driver);
1020
1021         return 0;
1022 }
1023
1024 /**
1025  * connman_device_driver_unregister:
1026  * @driver: device driver definition
1027  *
1028  * Remove a previously registered device driver
1029  */
1030 void connman_device_driver_unregister(struct connman_device_driver *driver)
1031 {
1032         DBG("driver %p name %s", driver, driver->name);
1033
1034         driver_list = g_slist_remove(driver_list, driver);
1035
1036         __connman_element_foreach(NULL, CONNMAN_ELEMENT_TYPE_DEVICE,
1037                                                 remove_driver, driver);
1038 }
1039
1040 static void unregister_network(gpointer data)
1041 {
1042         struct connman_network *network = data;
1043
1044         DBG("network %p", network);
1045
1046         connman_element_unregister((struct connman_element *) network);
1047
1048         connman_network_unref(network);
1049 }
1050
1051 static void device_destruct(struct connman_element *element)
1052 {
1053         struct connman_device *device = element->device;
1054
1055         DBG("element %p name %s", element, element->name);
1056
1057         if (device->timeout > 0) {
1058                 g_source_remove(device->timeout);
1059                 device->timeout = 0;
1060         }
1061
1062         if (device->pending != NULL) {
1063                 dbus_message_unref(device->pending);
1064                 device->pending = NULL;
1065         }
1066
1067         g_free(device->ident);
1068         g_free(device->node);
1069         g_free(device->name);
1070         g_free(device->address);
1071         g_free(device->control);
1072         g_free(device->interface);
1073
1074         connman_ipconfig_unref(device->ipconfig);
1075
1076         g_free(device->last_network);
1077
1078         g_hash_table_destroy(device->networks);
1079         device->networks = NULL;
1080 }
1081
1082 /**
1083  * connman_device_create:
1084  * @node: device node name (for example an address)
1085  * @type: device type
1086  *
1087  * Allocate a new device of given #type and assign the #node name to it.
1088  *
1089  * Returns: a newly-allocated #connman_device structure
1090  */
1091 struct connman_device *connman_device_create(const char *node,
1092                                                 enum connman_device_type type)
1093 {
1094         struct connman_device *device;
1095         const char *str;
1096
1097         DBG("node %s type %d", node, type);
1098
1099         device = g_try_new0(struct connman_device, 1);
1100         if (device == NULL)
1101                 return NULL;
1102
1103         DBG("device %p", device);
1104
1105         __connman_element_initialize(&device->element);
1106
1107         device->element.name = g_strdup(node);
1108         device->element.type = CONNMAN_ELEMENT_TYPE_DEVICE;
1109
1110         device->element.device = device;
1111         device->element.destruct = device_destruct;
1112
1113         str = type2string(type);
1114         if (str != NULL)
1115                 connman_element_set_string(&device->element,
1116                                         CONNMAN_PROPERTY_ID_TYPE, str);
1117
1118         device->element.ipv4.method = CONNMAN_IPCONFIG_METHOD_DHCP;
1119
1120         device->type      = type;
1121         device->name      = g_strdup(type2description(device->type));
1122         device->mode      = CONNMAN_DEVICE_MODE_UNKNOWN;
1123         device->secondary = FALSE;
1124
1125         switch (type) {
1126         case CONNMAN_DEVICE_TYPE_UNKNOWN:
1127         case CONNMAN_DEVICE_TYPE_VENDOR:
1128                 device->scan_interval = 0;
1129                 break;
1130         case CONNMAN_DEVICE_TYPE_ETHERNET:
1131         case CONNMAN_DEVICE_TYPE_WIFI:
1132                 device->scan_interval = 300;
1133                 break;
1134         case CONNMAN_DEVICE_TYPE_WIMAX:
1135                 device->scan_interval = 0;
1136                 break;
1137         case CONNMAN_DEVICE_TYPE_BLUETOOTH:
1138                 device->scan_interval = 0;
1139                 break;
1140         case CONNMAN_DEVICE_TYPE_GPS:
1141                 device->scan_interval = 0;
1142                 break;
1143         case CONNMAN_DEVICE_TYPE_MBM:
1144         case CONNMAN_DEVICE_TYPE_HSO:
1145         case CONNMAN_DEVICE_TYPE_NOZOMI:
1146         case CONNMAN_DEVICE_TYPE_HUAWEI:
1147         case CONNMAN_DEVICE_TYPE_NOVATEL:
1148                 device->scan_interval = 0;
1149                 break;
1150         }
1151
1152         device->ipconfig = connman_ipconfig_create();
1153         if (device->ipconfig == NULL) {
1154                 connman_device_unref(device);
1155                 return NULL;
1156         }
1157
1158         device->networks = g_hash_table_new_full(g_str_hash, g_str_equal,
1159                                                 g_free, unregister_network);
1160
1161         return device;
1162 }
1163
1164 /**
1165  * connman_device_ref:
1166  * @device: device structure
1167  *
1168  * Increase reference counter of device
1169  */
1170 struct connman_device *connman_device_ref(struct connman_device *device)
1171 {
1172         if (connman_element_ref(&device->element) == NULL)
1173                 return NULL;
1174
1175         return device;
1176 }
1177
1178 /**
1179  * connman_device_unref:
1180  * @device: device structure
1181  *
1182  * Decrease reference counter of device
1183  */
1184 void connman_device_unref(struct connman_device *device)
1185 {
1186         connman_element_unref(&device->element);
1187 }
1188
1189 const char *__connman_device_get_type(struct connman_device *device)
1190 {
1191         return type2string(device->type);
1192 }
1193
1194 /**
1195  * connman_device_get_type:
1196  * @device: device structure
1197  *
1198  * Get type of device
1199  */
1200 enum connman_device_type connman_device_get_type(struct connman_device *device)
1201 {
1202         return device->type;
1203 }
1204
1205 /**
1206  * connman_device_get_name:
1207  * @device: device structure
1208  *
1209  * Get unique name of device
1210  */
1211 const char *connman_device_get_name(struct connman_device *device)
1212 {
1213         return device->element.name;
1214 }
1215
1216 /**
1217  * connman_device_get_path:
1218  * @device: device structure
1219  *
1220  * Get path name of device
1221  */
1222 const char *connman_device_get_path(struct connman_device *device)
1223 {
1224         return device->element.path;
1225 }
1226
1227 /**
1228  * connman_device_set_index:
1229  * @device: device structure
1230  * @index: index number
1231  *
1232  * Set index number of device
1233  */
1234 void connman_device_set_index(struct connman_device *device, int index)
1235 {
1236         device->element.index = index;
1237 }
1238
1239 /**
1240  * connman_device_get_index:
1241  * @device: device structure
1242  *
1243  * Get index number of device
1244  */
1245 int connman_device_get_index(struct connman_device *device)
1246 {
1247         return device->element.index;
1248 }
1249
1250 /**
1251  * connman_device_set_interface:
1252  * @device: device structure
1253  * @interface: interface name
1254  * @control: control interface
1255  *
1256  * Set interface name of device
1257  */
1258 void connman_device_set_interface(struct connman_device *device,
1259                                 const char *interface, const char *control)
1260 {
1261         g_free(device->element.devname);
1262         device->element.devname = g_strdup(interface);
1263
1264         g_free(device->interface);
1265         device->interface = g_strdup(interface);
1266
1267         g_free(device->control);
1268         device->control = g_strdup(control);
1269
1270         if (device->name == NULL) {
1271                 const char *str = type2description(device->type);
1272                 if (str != NULL && device->interface != NULL)
1273                         device->name = g_strdup_printf("%s (%s)", str,
1274                                                         device->interface);
1275         }
1276 }
1277
1278 const char *connman_device_get_control(struct connman_device *device)
1279 {
1280         return device->control;
1281 }
1282
1283 /**
1284  * connman_device_set_ident:
1285  * @device: device structure
1286  * @ident: unique identifier
1287  *
1288  * Set unique identifier of device
1289  */
1290 void connman_device_set_ident(struct connman_device *device,
1291                                                         const char *ident)
1292 {
1293         g_free(device->ident);
1294         device->ident = g_strdup(ident);
1295 }
1296
1297 const char *__connman_device_get_ident(struct connman_device *device)
1298 {
1299         return device->ident;
1300 }
1301
1302 /**
1303  * connman_device_set_mode:
1304  * @device: device structure
1305  * @mode: network mode
1306  *
1307  * Change network mode of device
1308  */
1309 void connman_device_set_mode(struct connman_device *device,
1310                                                 enum connman_device_mode mode)
1311 {
1312         device->mode = mode;
1313 }
1314
1315 /**
1316  * connman_device_get_mode:
1317  * @device: device structure
1318  *
1319  * Get network mode of device
1320  */
1321 enum connman_device_mode connman_device_get_mode(struct connman_device *device)
1322 {
1323         return device->mode;
1324 }
1325
1326 /**
1327  * connman_device_set_secondary:
1328  * @device: device structure
1329  * @secondary: secondary value
1330  *
1331  * Change secondary value of device
1332  */
1333 void connman_device_set_secondary(struct connman_device *device,
1334                                                 connman_bool_t secondary)
1335 {
1336         device->secondary = secondary;
1337 }
1338
1339 /**
1340  * connman_device_get_secondary:
1341  * @device: device structure
1342  *
1343  * Get secondary value of device
1344  */
1345 connman_bool_t connman_device_get_secondary(struct connman_device *device)
1346 {
1347         return device->secondary;
1348 }
1349
1350 /**
1351  * connman_device_set_powered:
1352  * @device: device structure
1353  * @powered: powered state
1354  *
1355  * Change power state of device
1356  */
1357 int connman_device_set_powered(struct connman_device *device,
1358                                                 connman_bool_t powered)
1359 {
1360         enum connman_service_type type;
1361
1362         DBG("driver %p powered %d", device, powered);
1363
1364         if (device->timeout > 0) {
1365                 g_source_remove(device->timeout);
1366                 device->timeout = 0;
1367         }
1368
1369         if (device->pending != NULL) {
1370                 g_dbus_send_reply(connection, device->pending,
1371                                                         DBUS_TYPE_INVALID);
1372
1373                 dbus_message_unref(device->pending);
1374                 device->pending = NULL;
1375         }
1376
1377         if (device->powered == powered)
1378                 return -EALREADY;
1379
1380         device->powered = powered;
1381
1382         type = __connman_device_get_service_type(device);
1383
1384         if (device->powered == TRUE)
1385                 __connman_notifier_enable(type);
1386         else
1387                 __connman_notifier_disable(type);
1388
1389         if (device->registered == FALSE)
1390                 return 0;
1391
1392         powered_changed(device);
1393
1394         if (powered == FALSE)
1395                 return 0;
1396
1397         reset_scan_trigger(device);
1398
1399         if (device->driver->scan)
1400                 device->driver->scan(device);
1401
1402         return 0;
1403 }
1404
1405 /**
1406  * connman_device_set_carrier:
1407  * @device: device structure
1408  * @carrier: carrier state
1409  *
1410  * Change carrier state of device (only for device without scanning)
1411  */
1412 int connman_device_set_carrier(struct connman_device *device,
1413                                                 connman_bool_t carrier)
1414 {
1415         DBG("device %p carrier %d", device, carrier);
1416
1417         switch (device->mode) {
1418         case CONNMAN_DEVICE_MODE_UNKNOWN:
1419         case CONNMAN_DEVICE_MODE_NETWORK_SINGLE:
1420         case CONNMAN_DEVICE_MODE_NETWORK_MULTIPLE:
1421                 return -EINVAL;
1422         case CONNMAN_DEVICE_MODE_TRANSPORT_IP:
1423                 break;
1424         }
1425
1426         if (device->carrier == carrier)
1427                 return -EALREADY;
1428
1429         device->carrier = carrier;
1430
1431         return set_carrier(device, device->carrier);
1432 }
1433
1434 int __connman_device_scan(struct connman_device *device)
1435 {
1436         if (!device->driver || !device->driver->scan)
1437                 return -EOPNOTSUPP;
1438
1439         if (device->powered == FALSE)
1440                 return -ENOLINK;
1441
1442         return device->driver->scan(device);
1443 }
1444
1445 int __connman_device_enable(struct connman_device *device)
1446 {
1447         if (!device->driver || !device->driver->enable)
1448                 return -EOPNOTSUPP;
1449
1450         if (device->powered == TRUE)
1451                 return -EALREADY;
1452
1453         device_enable(device);
1454
1455         return 0;
1456 }
1457
1458 int __connman_device_disable(struct connman_device *device)
1459 {
1460         if (!device->driver || !device->driver->disable)
1461                 return -EOPNOTSUPP;
1462
1463         if (device->powered == FALSE)
1464                 return -ENOLINK;
1465
1466         device_disable(device);
1467
1468         return 0;
1469 }
1470
1471 int __connman_device_connect(struct connman_device *device)
1472 {
1473         DBG("device %p", device);
1474
1475         if (device->disconnected == FALSE)
1476                 return -EINVAL;
1477
1478         if (device->driver && device->driver->connect)
1479                 device->driver->connect(device);
1480
1481         return 0;
1482 }
1483
1484 int __connman_device_disconnect(struct connman_device *device)
1485 {
1486         GHashTableIter iter;
1487         gpointer key, value;
1488
1489         DBG("device %p", device);
1490
1491         connman_device_set_disconnected(device, TRUE);
1492
1493         g_hash_table_iter_init(&iter, device->networks);
1494
1495         while (g_hash_table_iter_next(&iter, &key, &value) == TRUE) {
1496                 struct connman_network *network = value;
1497
1498                 __connman_network_disconnect(network);
1499         }
1500
1501         if (device->driver && device->driver->disconnect)
1502                 device->driver->disconnect(device);
1503
1504         return 0;
1505 }
1506
1507 static void mark_network_unavailable(gpointer key, gpointer value,
1508                                                         gpointer user_data)
1509 {
1510         struct connman_network *network = value;
1511
1512         if (connman_network_get_connected(network) == TRUE)
1513                 return;
1514
1515         connman_network_set_available(network, FALSE);
1516 }
1517
1518 static gboolean remove_unavailable_network(gpointer key, gpointer value,
1519                                                         gpointer user_data)
1520 {
1521         struct connman_network *network = value;
1522
1523         if (connman_network_get_connected(network) == TRUE)
1524                 return FALSE;
1525
1526         if (connman_network_get_available(network) == TRUE)
1527                 return FALSE;
1528
1529         return TRUE;
1530 }
1531
1532 void __connman_device_cleanup_networks(struct connman_device *device)
1533 {
1534         g_hash_table_foreach_remove(device->networks,
1535                                         remove_unavailable_network, NULL);
1536 }
1537
1538 /**
1539  * connman_device_set_scanning:
1540  * @device: device structure
1541  * @scanning: scanning state
1542  *
1543  * Change scanning state of device
1544  */
1545 int connman_device_set_scanning(struct connman_device *device,
1546                                                 connman_bool_t scanning)
1547 {
1548         DBusMessage *signal;
1549         DBusMessageIter entry, value;
1550         const char *key = "Scanning";
1551
1552         DBG("device %p scanning %d", device, scanning);
1553
1554         if (!device->driver || !device->driver->scan)
1555                 return -EINVAL;
1556
1557         if (device->scanning == scanning)
1558                 return -EALREADY;
1559
1560         device->scanning = scanning;
1561
1562         signal = dbus_message_new_signal(device->element.path,
1563                                 CONNMAN_DEVICE_INTERFACE, "PropertyChanged");
1564         if (signal == NULL)
1565                 return 0;
1566
1567         dbus_message_iter_init_append(signal, &entry);
1568
1569         dbus_message_iter_append_basic(&entry, DBUS_TYPE_STRING, &key);
1570
1571         dbus_message_iter_open_container(&entry, DBUS_TYPE_VARIANT,
1572                                         DBUS_TYPE_BOOLEAN_AS_STRING, &value);
1573         dbus_message_iter_append_basic(&value, DBUS_TYPE_BOOLEAN, &scanning);
1574         dbus_message_iter_close_container(&entry, &value);
1575
1576         g_dbus_send_message(connection, signal);
1577
1578         if (scanning == TRUE) {
1579                 reset_scan_trigger(device);
1580
1581                 g_hash_table_foreach(device->networks,
1582                                         mark_network_unavailable, NULL);
1583
1584                 return 0;
1585         }
1586
1587         __connman_device_cleanup_networks(device);
1588
1589         if (device->connections > 0)
1590                 return 0;
1591
1592         if (device->disconnected == TRUE)
1593                 return 0;
1594
1595         __connman_service_auto_connect();
1596
1597         return 0;
1598 }
1599
1600 /**
1601  * connman_device_set_disconnected:
1602  * @device: device structure
1603  * @disconnected: disconnected state
1604  *
1605  * Change disconnected state of device (only for device with networks)
1606  */
1607 int connman_device_set_disconnected(struct connman_device *device,
1608                                                 connman_bool_t disconnected)
1609 {
1610         DBG("device %p disconnected %d", device, disconnected);
1611
1612         switch (device->mode) {
1613         case CONNMAN_DEVICE_MODE_UNKNOWN:
1614         case CONNMAN_DEVICE_MODE_TRANSPORT_IP:
1615                 return -EINVAL;
1616         case CONNMAN_DEVICE_MODE_NETWORK_SINGLE:
1617         case CONNMAN_DEVICE_MODE_NETWORK_MULTIPLE:
1618                 break;
1619         }
1620
1621         if (device->disconnected == disconnected)
1622                 return -EALREADY;
1623
1624         device->disconnected = disconnected;
1625
1626         return 0;
1627 }
1628
1629 /**
1630  * connman_device_get_disconnected:
1631  * @device: device structure
1632  *
1633  * Get device disconnected state
1634  */
1635 connman_bool_t connman_device_get_disconnected(struct connman_device *device)
1636 {
1637         return device->disconnected;
1638 }
1639
1640 /**
1641  * connman_device_set_connected:
1642  * @device: device structure
1643  * @connected: connected state
1644  *
1645  * Change connected state of device (for Ethernet like devices)
1646  */
1647 int connman_device_set_connected(struct connman_device *device,
1648                                                 connman_bool_t connected)
1649 {
1650         DBG("device %p connected %d", device, connected);
1651
1652         switch (device->mode) {
1653         case CONNMAN_DEVICE_MODE_UNKNOWN:
1654         case CONNMAN_DEVICE_MODE_NETWORK_SINGLE:
1655         case CONNMAN_DEVICE_MODE_NETWORK_MULTIPLE:
1656                 return -EINVAL;
1657         case CONNMAN_DEVICE_MODE_TRANSPORT_IP:
1658                 break;
1659         }
1660
1661         if (device->carrier == FALSE)
1662                 return -ENOTCONN;
1663
1664         return set_connected(device, connected);
1665 }
1666
1667 /**
1668  * connman_device_set_string:
1669  * @device: device structure
1670  * @key: unique identifier
1671  * @value: string value
1672  *
1673  * Set string value for specific key
1674  */
1675 int connman_device_set_string(struct connman_device *device,
1676                                         const char *key, const char *value)
1677 {
1678         DBG("device %p key %s value %s", device, key, value);
1679
1680         if (g_str_equal(key, "Address") == TRUE) {
1681                 g_free(device->address);
1682                 device->address = g_strdup(value);
1683         } else if (g_str_equal(key, "Name") == TRUE) {
1684                 g_free(device->name);
1685                 device->name = g_strdup(value);
1686         } else if (g_str_equal(key, "Node") == TRUE) {
1687                 g_free(device->node);
1688                 device->node = g_strdup(value);
1689         }
1690
1691         return connman_element_set_string(&device->element, key, value);
1692 }
1693
1694 /**
1695  * connman_device_get_string:
1696  * @device: device structure
1697  * @key: unique identifier
1698  *
1699  * Get string value for specific key
1700  */
1701 const char *connman_device_get_string(struct connman_device *device,
1702                                                         const char *key)
1703 {
1704         DBG("device %p key %s", device, key);
1705
1706         if (g_str_equal(key, "Address") == TRUE)
1707                 return device->address;
1708         else if (g_str_equal(key, "Name") == TRUE)
1709                 return device->name;
1710         else if (g_str_equal(key, "Node") == TRUE)
1711                 return device->node;
1712
1713         return connman_element_get_string(&device->element, key);
1714 }
1715
1716 static void set_offlinemode(struct connman_element *element, gpointer user_data)
1717 {
1718         struct connman_device *device = element->device;
1719         connman_bool_t offlinemode = GPOINTER_TO_UINT(user_data);
1720         connman_bool_t powered;
1721
1722         DBG("element %p name %s", element, element->name);
1723
1724         if (device == NULL)
1725                 return;
1726
1727         powered = (offlinemode == TRUE) ? FALSE : TRUE;
1728
1729         if (device->powered == powered)
1730                 return;
1731
1732         set_powered(device, powered);
1733 }
1734
1735 int __connman_device_set_offlinemode(connman_bool_t offlinemode)
1736 {
1737         DBG("offlinmode %d", offlinemode);
1738
1739         __connman_element_foreach(NULL, CONNMAN_ELEMENT_TYPE_DEVICE,
1740                         set_offlinemode, GUINT_TO_POINTER(offlinemode));
1741
1742         __connman_notifier_offline_mode(offlinemode);
1743
1744         return 0;
1745 }
1746
1747 void __connman_device_increase_connections(struct connman_device *device)
1748 {
1749         enum connman_service_type type;
1750
1751         device->connections++;
1752
1753         type = __connman_device_get_service_type(device);
1754         __connman_notifier_connect(type);
1755 }
1756
1757 void __connman_device_decrease_connections(struct connman_device *device)
1758 {
1759         enum connman_service_type type;
1760
1761         device->connections--;
1762
1763         type = __connman_device_get_service_type(device);
1764         __connman_notifier_disconnect(type);
1765 }
1766
1767 /**
1768  * connman_device_add_network:
1769  * @device: device structure
1770  * @network: network structure
1771  *
1772  * Add new network to the device
1773  */
1774 int connman_device_add_network(struct connman_device *device,
1775                                         struct connman_network *network)
1776 {
1777         const char *identifier = connman_network_get_identifier(network);
1778         int err;
1779
1780         DBG("device %p network %p", device, network);
1781
1782         switch (device->mode) {
1783         case CONNMAN_DEVICE_MODE_UNKNOWN:
1784         case CONNMAN_DEVICE_MODE_TRANSPORT_IP:
1785                 return -EINVAL;
1786         case CONNMAN_DEVICE_MODE_NETWORK_SINGLE:
1787         case CONNMAN_DEVICE_MODE_NETWORK_MULTIPLE:
1788                 break;
1789         }
1790
1791         __connman_network_set_device(network, device);
1792
1793         __connman_storage_load_network(network);
1794
1795         err = connman_element_register((struct connman_element *) network,
1796                                                         &device->element);
1797         if (err < 0) {
1798                 __connman_network_set_device(network, NULL);
1799                 return err;
1800         }
1801
1802         g_hash_table_insert(device->networks, g_strdup(identifier),
1803                                                                 network);
1804
1805         return 0;
1806 }
1807
1808 /**
1809  * connman_device_get_network:
1810  * @device: device structure
1811  * @identifier: network identifier
1812  *
1813  * Get network for given identifier
1814  */
1815 struct connman_network *connman_device_get_network(struct connman_device *device,
1816                                                         const char *identifier)
1817 {
1818         DBG("device %p identifier %s", device, identifier);
1819
1820         return g_hash_table_lookup(device->networks, identifier);
1821 }
1822
1823 /**
1824  * connman_device_remove_network:
1825  * @device: device structure
1826  * @identifier: network identifier
1827  *
1828  * Remove network for given identifier
1829  */
1830 int connman_device_remove_network(struct connman_device *device,
1831                                                         const char *identifier)
1832 {
1833         DBG("device %p identifier %s", device, identifier);
1834
1835         g_hash_table_remove(device->networks, identifier);
1836
1837         return 0;
1838 }
1839
1840 void __connman_device_set_network(struct connman_device *device,
1841                                         struct connman_network *network)
1842 {
1843         const char *name;
1844
1845         if (device->network == network)
1846                 return;
1847
1848         if (device->network != NULL)
1849                 connman_network_unref(device->network);
1850
1851         if (network != NULL) {
1852                 name = connman_network_get_string(network,
1853                                                 CONNMAN_PROPERTY_ID_NAME);
1854                 g_free(device->last_network);
1855                 device->last_network = g_strdup(name);
1856
1857                 device->network = connman_network_ref(network);
1858         } else {
1859                 g_free(device->last_network);
1860                 device->last_network = NULL;
1861
1862                 device->network = NULL;
1863         }
1864 }
1865
1866 /**
1867  * connman_device_register:
1868  * @device: device structure
1869  *
1870  * Register device with the system
1871  */
1872 int connman_device_register(struct connman_device *device)
1873 {
1874         enum connman_service_type type;
1875
1876         __connman_storage_load_device(device);
1877
1878         switch (device->mode) {
1879         case CONNMAN_DEVICE_MODE_UNKNOWN:
1880         case CONNMAN_DEVICE_MODE_TRANSPORT_IP:
1881                 break;
1882         case CONNMAN_DEVICE_MODE_NETWORK_SINGLE:
1883         case CONNMAN_DEVICE_MODE_NETWORK_MULTIPLE:
1884                 __connman_storage_init_network(device);
1885                 break;
1886         }
1887
1888         type = __connman_device_get_service_type(device);
1889         __connman_notifier_register(type);
1890
1891         return connman_element_register(&device->element, NULL);
1892 }
1893
1894 /**
1895  * connman_device_unregister:
1896  * @device: device structure
1897  *
1898  * Unregister device with the system
1899  */
1900 void connman_device_unregister(struct connman_device *device)
1901 {
1902         enum connman_service_type type;
1903
1904         __connman_storage_save_device(device);
1905
1906         type = __connman_device_get_service_type(device);
1907         __connman_notifier_unregister(type);
1908
1909         connman_element_unregister(&device->element);
1910 }
1911
1912 /**
1913  * connman_device_get_data:
1914  * @device: device structure
1915  *
1916  * Get private device data pointer
1917  */
1918 void *connman_device_get_data(struct connman_device *device)
1919 {
1920         return device->driver_data;
1921 }
1922
1923 /**
1924  * connman_device_set_data:
1925  * @device: device structure
1926  * @data: data pointer
1927  *
1928  * Set private device data pointer
1929  */
1930 void connman_device_set_data(struct connman_device *device, void *data)
1931 {
1932         device->driver_data = data;
1933 }
1934
1935 static gboolean match_driver(struct connman_device *device,
1936                                         struct connman_device_driver *driver)
1937 {
1938         if (device->type == driver->type ||
1939                         driver->type == CONNMAN_DEVICE_TYPE_UNKNOWN)
1940                 return TRUE;
1941
1942         return FALSE;
1943 }
1944
1945 static int device_probe(struct connman_element *element)
1946 {
1947         struct connman_device *device = element->device;
1948         GSList *list;
1949
1950         DBG("element %p name %s", element, element->name);
1951
1952         if (device == NULL)
1953                 return -ENODEV;
1954
1955         if (device->driver != NULL)
1956                 return -EALREADY;
1957
1958         for (list = driver_list; list; list = list->next) {
1959                 struct connman_device_driver *driver = list->data;
1960
1961                 if (match_driver(device, driver) == FALSE)
1962                         continue;
1963
1964                 DBG("driver %p name %s", driver, driver->name);
1965
1966                 if (driver->probe(device) == 0) {
1967                         device->driver = driver;
1968                         break;
1969                 }
1970         }
1971
1972         if (device->driver == NULL)
1973                 return -ENODEV;
1974
1975         return setup_device(device);
1976 }
1977
1978 static void device_remove(struct connman_element *element)
1979 {
1980         struct connman_device *device = element->device;
1981
1982         DBG("element %p name %s", element, element->name);
1983
1984         if (device == NULL)
1985                 return;
1986
1987         if (device->driver == NULL)
1988                 return;
1989
1990         remove_device(device);
1991 }
1992
1993 static struct connman_driver device_driver = {
1994         .name           = "device",
1995         .type           = CONNMAN_ELEMENT_TYPE_DEVICE,
1996         .priority       = CONNMAN_DRIVER_PRIORITY_LOW,
1997         .probe          = device_probe,
1998         .remove         = device_remove,
1999 };
2000
2001 static int device_load(struct connman_device *device)
2002 {
2003         GKeyFile *keyfile;
2004         gchar *pathname, *identifier, *data = NULL;
2005         gsize length;
2006         int val;
2007
2008         DBG("device %p", device);
2009
2010         pathname = g_strdup_printf("%s/%s.conf", STORAGEDIR,
2011                                         __connman_profile_active_ident());
2012         if (pathname == NULL)
2013                 return -ENOMEM;
2014
2015         keyfile = g_key_file_new();
2016
2017         if (g_file_get_contents(pathname, &data, &length, NULL) == FALSE) {
2018                 g_free(pathname);
2019                 return -ENOENT;
2020         }
2021
2022         g_free(pathname);
2023
2024         if (g_key_file_load_from_data(keyfile, data, length,
2025                                                         0, NULL) == FALSE) {
2026                 g_free(data);
2027                 return -EILSEQ;
2028         }
2029
2030         g_free(data);
2031
2032         identifier = g_strdup_printf("device_%s", device->element.name);
2033         if (identifier == NULL)
2034                 goto done;
2035
2036         switch (device->mode) {
2037         case CONNMAN_DEVICE_MODE_UNKNOWN:
2038         case CONNMAN_DEVICE_MODE_TRANSPORT_IP:
2039                 break;
2040         case CONNMAN_DEVICE_MODE_NETWORK_SINGLE:
2041         case CONNMAN_DEVICE_MODE_NETWORK_MULTIPLE:
2042                 val = g_key_file_get_integer(keyfile, identifier,
2043                                                         "ScanInterval", NULL);
2044                 if (val > 0)
2045                         device->scan_interval = val;
2046                 break;
2047         }
2048
2049 done:
2050         g_key_file_free(keyfile);
2051
2052         g_free(identifier);
2053
2054         return 0;
2055 }
2056
2057 static int device_save(struct connman_device *device)
2058 {
2059         GKeyFile *keyfile;
2060         gchar *pathname, *identifier = NULL, *data = NULL;
2061         gsize length;
2062
2063         DBG("device %p", device);
2064
2065         pathname = g_strdup_printf("%s/%s.conf", STORAGEDIR,
2066                                         __connman_profile_active_ident());
2067         if (pathname == NULL)
2068                 return -ENOMEM;
2069
2070         keyfile = g_key_file_new();
2071
2072         if (g_file_get_contents(pathname, &data, &length, NULL) == FALSE)
2073                 goto update;
2074
2075         if (length > 0) {
2076                 if (g_key_file_load_from_data(keyfile, data, length,
2077                                                         0, NULL) == FALSE)
2078                         goto done;
2079         }
2080
2081         g_free(data);
2082
2083 update:
2084         identifier = g_strdup_printf("device_%s", device->element.name);
2085         if (identifier == NULL)
2086                 goto done;
2087
2088         switch (device->mode) {
2089         case CONNMAN_DEVICE_MODE_UNKNOWN:
2090         case CONNMAN_DEVICE_MODE_TRANSPORT_IP:
2091                 break;
2092         case CONNMAN_DEVICE_MODE_NETWORK_SINGLE:
2093         case CONNMAN_DEVICE_MODE_NETWORK_MULTIPLE:
2094                 if (device->scan_interval > 0)
2095                         g_key_file_set_integer(keyfile, identifier,
2096                                         "ScanInterval", device->scan_interval);
2097                 break;
2098         }
2099
2100         data = g_key_file_to_data(keyfile, &length, NULL);
2101
2102         if (g_file_set_contents(pathname, data, length, NULL) == FALSE)
2103                 connman_error("Failed to store device information");
2104
2105 done:
2106         g_free(data);
2107
2108         g_key_file_free(keyfile);
2109
2110         g_free(identifier);
2111         g_free(pathname);
2112
2113         return 0;
2114 }
2115
2116 static struct connman_storage device_storage = {
2117         .name           = "device",
2118         .priority       = CONNMAN_STORAGE_PRIORITY_LOW,
2119         .device_load    = device_load,
2120         .device_save    = device_save,
2121 };
2122
2123 int __connman_device_init(void)
2124 {
2125         DBG("");
2126
2127         connection = connman_dbus_get_connection();
2128
2129         if (connman_storage_register(&device_storage) < 0)
2130                 connman_error("Failed to register device storage");
2131
2132         return connman_driver_register(&device_driver);
2133 }
2134
2135 void __connman_device_cleanup(void)
2136 {
2137         DBG("");
2138
2139         connman_driver_unregister(&device_driver);
2140
2141         connman_storage_unregister(&device_storage);
2142
2143         dbus_connection_unref(connection);
2144 }