git.maemo.org Git - connman/blob - src/network.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 <string.h>
  27
  28 #include <gdbus.h>
  29
  30 #include "connman.h"
  31
  32 struct connman_network {
  33         struct connman_element element;
  34         enum connman_network_type type;
  35         enum connman_network_protocol protocol;
  36         connman_bool_t associating;
  37         connman_bool_t secondary;
  38         connman_bool_t available;
  39         connman_bool_t connected;
  40         connman_bool_t remember;
  41         connman_uint8_t strength;
  42         char *identifier;
  43         char *address;
  44         char *name;
  45         char *node;
  46         char *group;
  47
  48         struct connman_network_driver *driver;
  49         void *driver_data;
  50
  51         connman_bool_t registered;
  52
  53         struct connman_device *device;
  54
  55         struct {
  56                 void *ssid;
  57                 int ssid_len;
  58                 char *mode;
  59                 char *security;
  60                 char *passphrase;
  61         } wifi;
  62 };
  63
  64 static const char *type2string(enum connman_network_type type)
  65 {
  66         switch (type) {
  67         case CONNMAN_NETWORK_TYPE_UNKNOWN:
  68         case CONNMAN_NETWORK_TYPE_VENDOR:
  69                 break;
  70         case CONNMAN_NETWORK_TYPE_WIFI:
  71                 return "wifi";
  72         case CONNMAN_NETWORK_TYPE_WIMAX:
  73                 return "wimax";
  74         case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
  75         case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
  76                 return "bluetooth";
  77         case CONNMAN_NETWORK_TYPE_HSO:
  78                 return "cellular";
  79         }
  80
  81         return NULL;
  82 }
  83
  84 static DBusMessage *get_properties(DBusConnection *conn,
  85                                         DBusMessage *msg, void *data)
  86 {
  87         struct connman_network *network = data;
  88         DBusMessage *reply;
  89         DBusMessageIter array, dict;
  90
  91         DBG("conn %p", conn);
  92
  93         if (__connman_security_check_privilege(msg,
  94                                         CONNMAN_SECURITY_PRIVILEGE_PUBLIC) < 0)
  95                 return __connman_error_permission_denied(msg);
  96
  97         reply = dbus_message_new_method_return(msg);
  98         if (reply == NULL)
  99                 return NULL;
 100
 101         dbus_message_iter_init_append(reply, &array);
 102
 103         dbus_message_iter_open_container(&array, DBUS_TYPE_ARRAY,
 104                         DBUS_DICT_ENTRY_BEGIN_CHAR_AS_STRING
 105                         DBUS_TYPE_STRING_AS_STRING DBUS_TYPE_VARIANT_AS_STRING
 106                         DBUS_DICT_ENTRY_END_CHAR_AS_STRING, &dict);
 107
 108         if (network->device) {
 109                 const char *path = connman_device_get_path(network->device);
 110                 if (path != NULL)
 111                         connman_dbus_dict_append_variant(&dict, "Device",
 112                                                 DBUS_TYPE_OBJECT_PATH, &path);
 113         }
 114
 115         if (network->address != NULL)
 116                 connman_dbus_dict_append_variant(&dict, "Address",
 117                                         DBUS_TYPE_STRING, &network->address);
 118
 119         if (network->name != NULL)
 120                 connman_dbus_dict_append_variant(&dict, "Name",
 121                                         DBUS_TYPE_STRING, &network->name);
 122
 123         connman_dbus_dict_append_variant(&dict, "Connected",
 124                                 DBUS_TYPE_BOOLEAN, &network->connected);
 125
 126         if (network->strength > 0)
 127                 connman_dbus_dict_append_variant(&dict, "Strength",
 128                                         DBUS_TYPE_BYTE, &network->strength);
 129
 130         if (network->wifi.ssid != NULL && network->wifi.ssid_len > 0)
 131                 connman_dbus_dict_append_array(&dict, "WiFi.SSID",
 132                                 DBUS_TYPE_BYTE, &network->wifi.ssid,
 133                                                 network->wifi.ssid_len);
 134
 135         if (network->wifi.mode != NULL)
 136                 connman_dbus_dict_append_variant(&dict, "WiFi.Mode",
 137                                 DBUS_TYPE_STRING, &network->wifi.mode);
 138
 139         if (network->wifi.security != NULL)
 140                 connman_dbus_dict_append_variant(&dict, "WiFi.Security",
 141                                 DBUS_TYPE_STRING, &network->wifi.security);
 142
 143         if (network->wifi.passphrase != NULL &&
 144                         __connman_security_check_privilege(msg,
 145                                 CONNMAN_SECURITY_PRIVILEGE_SECRET) == 0)
 146                 connman_dbus_dict_append_variant(&dict, "WiFi.Passphrase",
 147                                 DBUS_TYPE_STRING, &network->wifi.passphrase);
 148
 149         dbus_message_iter_close_container(&array, &dict);
 150
 151         return reply;
 152 }
 153
 154 static DBusMessage *set_property(DBusConnection *conn,
 155                                         DBusMessage *msg, void *data)
 156 {
 157         struct connman_network *network = data;
 158         DBusMessageIter iter, value;
 159         const char *name;
 160         int type;
 161
 162         DBG("conn %p", conn);
 163
 164         if (dbus_message_iter_init(msg, &iter) == FALSE)
 165                 return __connman_error_invalid_arguments(msg);
 166
 167         dbus_message_iter_get_basic(&iter, &name);
 168         dbus_message_iter_next(&iter);
 169         dbus_message_iter_recurse(&iter, &value);
 170
 171         if (__connman_security_check_privilege(msg,
 172                                         CONNMAN_SECURITY_PRIVILEGE_MODIFY) < 0)
 173                 return __connman_error_permission_denied(msg);
 174
 175         type = dbus_message_iter_get_arg_type(&value);
 176
 177         if (g_str_equal(name, "WiFi.Passphrase") == TRUE) {
 178                 const char *passphrase;
 179
 180                 if (type != DBUS_TYPE_STRING)
 181                         return __connman_error_invalid_arguments(msg);
 182
 183                 if (__connman_security_check_privilege(msg,
 184                                         CONNMAN_SECURITY_PRIVILEGE_SECRET) < 0)
 185                         return __connman_error_permission_denied(msg);
 186
 187                 dbus_message_iter_get_basic(&value, &passphrase);
 188
 189                 g_free(network->wifi.passphrase);
 190                 network->wifi.passphrase = g_strdup(passphrase);
 191         }
 192
 193         __connman_storage_save_network(network);
 194
 195         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
 196 }
 197
 198 static DBusMessage *do_connect(DBusConnection *conn,
 199                                         DBusMessage *msg, void *data)
 200 {
 201         struct connman_network *network = data;
 202         int err;
 203
 204         DBG("conn %p", conn);
 205
 206         if (__connman_security_check_privilege(msg,
 207                                         CONNMAN_SECURITY_PRIVILEGE_MODIFY) < 0)
 208                 return __connman_error_permission_denied(msg);
 209
 210         if (network->connected == TRUE)
 211                 return __connman_error_failed(msg, EALREADY);
 212
 213         if (network->driver && network->driver->connect) {
 214                 enum connman_device_mode mode;
 215
 216                 mode = connman_device_get_mode(network->device);
 217                 if (mode == CONNMAN_DEVICE_MODE_NETWORK_SINGLE)
 218                         __connman_device_disconnect(network->device);
 219
 220                 err = network->driver->connect(network);
 221                 if (err < 0 && err != -EINPROGRESS)
 222                         return __connman_error_failed(msg, -err);
 223         } else
 224                 network->connected = TRUE;
 225
 226         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
 227 }
 228
 229 static DBusMessage *do_disconnect(DBusConnection *conn,
 230                                         DBusMessage *msg, void *data)
 231 {
 232         struct connman_network *network = data;
 233         int err;
 234
 235         DBG("conn %p", conn);
 236
 237         if (__connman_security_check_privilege(msg,
 238                                         CONNMAN_SECURITY_PRIVILEGE_MODIFY) < 0)
 239                 return __connman_error_permission_denied(msg);
 240
 241         if (network->connected == FALSE)
 242                 return __connman_error_failed(msg, EINVAL);
 243
 244         connman_element_unregister_children(&network->element);
 245
 246         connman_device_set_disconnected(network->device, TRUE);
 247
 248         if (network->driver && network->driver->disconnect) {
 249                 err = network->driver->disconnect(network);
 250                 if (err < 0 && err != -EINPROGRESS)
 251                         return __connman_error_failed(msg, -err);
 252         } else
 253                 network->connected = FALSE;
 254
 255         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
 256 }
 257
 258 static GDBusMethodTable network_methods[] = {
 259         { "GetProperties", "",   "a{sv}", get_properties },
 260         { "SetProperty",   "sv", "",      set_property   },
 261         { "Connect",       "",   "",      do_connect     },
 262         { "Disconnect",    "",   "",      do_disconnect  },
 263         { },
 264 };
 265
 266 static GDBusSignalTable network_signals[] = {
 267         { "PropertyChanged", "sv" },
 268         { },
 269 };
 270
 271 static DBusConnection *connection;
 272
 273 static void append_networks(struct connman_device *device,
 274                                                 DBusMessageIter *entry)
 275 {
 276         DBusMessageIter value, iter;
 277         const char *key = "Networks";
 278
 279         dbus_message_iter_append_basic(entry, DBUS_TYPE_STRING, &key);
 280
 281         dbus_message_iter_open_container(entry, DBUS_TYPE_VARIANT,
 282                 DBUS_TYPE_ARRAY_AS_STRING DBUS_TYPE_OBJECT_PATH_AS_STRING,
 283                                                                 &value);
 284
 285         dbus_message_iter_open_container(&value, DBUS_TYPE_ARRAY,
 286                                 DBUS_TYPE_OBJECT_PATH_AS_STRING, &iter);
 287         __connman_element_list((struct connman_element *) device,
 288                                         CONNMAN_ELEMENT_TYPE_NETWORK, &iter);
 289         dbus_message_iter_close_container(&value, &iter);
 290
 291         dbus_message_iter_close_container(entry, &value);
 292 }
 293
 294 static void emit_networks_signal(struct connman_device *device)
 295 {
 296         const char *path = connman_device_get_path(device);
 297         DBusMessage *signal;
 298         DBusMessageIter entry;
 299
 300         signal = dbus_message_new_signal(path,
 301                                 CONNMAN_DEVICE_INTERFACE, "PropertyChanged");
 302         if (signal == NULL)
 303                 return;
 304
 305         dbus_message_iter_init_append(signal, &entry);
 306
 307         append_networks(device, &entry);
 308
 309         g_dbus_send_message(connection, signal);
 310 }
 311
 312 static int register_interface(struct connman_element *element)
 313 {
 314         struct connman_network *network = element->network;
 315
 316         DBG("element %p name %s", element, element->name);
 317
 318         if (g_dbus_register_interface(connection, element->path,
 319                                         CONNMAN_NETWORK_INTERFACE,
 320                                         network_methods, network_signals,
 321                                         NULL, network, NULL) == FALSE) {
 322                 connman_error("Failed to register %s network", element->path);
 323                 return -EIO;
 324         }
 325
 326         network->registered = TRUE;
 327
 328         emit_networks_signal(network->device);
 329
 330         return 0;
 331 }
 332
 333 static void unregister_interface(struct connman_element *element)
 334 {
 335         struct connman_network * network = element->network;
 336
 337         DBG("element %p name %s", element, element->name);
 338
 339         network->registered = FALSE;
 340
 341         emit_networks_signal(network->device);
 342
 343         g_dbus_unregister_interface(connection, element->path,
 344                                                 CONNMAN_NETWORK_INTERFACE);
 345 }
 346
 347 connman_bool_t __connman_network_has_driver(struct connman_network *network)
 348 {
 349         if (network == NULL || network->driver == NULL)
 350                 return FALSE;
 351
 352         return network->registered;
 353 }
 354
 355 static GSList *driver_list = NULL;
 356
 357 static gint compare_priority(gconstpointer a, gconstpointer b)
 358 {
 359         const struct connman_network_driver *driver1 = a;
 360         const struct connman_network_driver *driver2 = b;
 361
 362         return driver2->priority - driver1->priority;
 363 }
 364
 365 /**
 366  * connman_network_driver_register:
 367  * @driver: network driver definition
 368  *
 369  * Register a new network driver
 370  *
 371  * Returns: %0 on success
 372  */
 373 int connman_network_driver_register(struct connman_network_driver *driver)
 374 {
 375         DBG("driver %p name %s", driver, driver->name);
 376
 377         driver_list = g_slist_insert_sorted(driver_list, driver,
 378                                                         compare_priority);
 379
 380         return 0;
 381 }
 382
 383 /**
 384  * connman_network_driver_unregister:
 385  * @driver: network driver definition
 386  *
 387  * Remove a previously registered network driver
 388  */
 389 void connman_network_driver_unregister(struct connman_network_driver *driver)
 390 {
 391         DBG("driver %p name %s", driver, driver->name);
 392
 393         driver_list = g_slist_remove(driver_list, driver);
 394 }
 395
 396 static void network_destruct(struct connman_element *element)
 397 {
 398         struct connman_network *network = element->network;
 399
 400         DBG("element %p name %s", element, element->name);
 401
 402         g_free(network->wifi.ssid);
 403         g_free(network->wifi.mode);
 404         g_free(network->wifi.security);
 405         g_free(network->wifi.passphrase);
 406
 407         g_free(network->group);
 408         g_free(network->node);
 409         g_free(network->name);
 410         g_free(network->address);
 411         g_free(network->identifier);
 412 }
 413
 414 /**
 415  * connman_network_create:
 416  * @identifier: network identifier (for example an unqiue name)
 417  *
 418  * Allocate a new network and assign the #identifier to it.
 419  *
 420  * Returns: a newly-allocated #connman_network structure
 421  */
 422 struct connman_network *connman_network_create(const char *identifier,
 423                                                 enum connman_network_type type)
 424 {
 425         struct connman_network *network;
 426         connman_uint8_t strength = 0;
 427         const char *str;
 428         char *temp;
 429
 430         DBG("identifier %s type %d", identifier, type);
 431
 432         network = g_try_new0(struct connman_network, 1);
 433         if (network == NULL)
 434                 return NULL;
 435
 436         DBG("network %p", network);
 437
 438         __connman_element_initialize(&network->element);
 439
 440         //temp = connman_dbus_encode_string(identifier);
 441         temp = g_strdup(identifier);
 442         if (temp == NULL) {
 443                 g_free(network);
 444                 return NULL;
 445         }
 446
 447         network->element.name = temp;
 448         network->element.type = CONNMAN_ELEMENT_TYPE_NETWORK;
 449
 450         network->element.network = network;
 451         network->element.destruct = network_destruct;
 452
 453         str = type2string(type);
 454         if (str != NULL)
 455                 connman_element_set_string(&network->element, "Type", str);
 456
 457         connman_element_set_uint8(&network->element, "Strength", strength);
 458
 459         network->type       = type;
 460         network->secondary  = FALSE;
 461         network->identifier = g_strdup(identifier);
 462
 463         return network;
 464 }
 465
 466 /**
 467  * connman_network_ref:
 468  * @network: network structure
 469  *
 470  * Increase reference counter of  network
 471  */
 472 struct connman_network *connman_network_ref(struct connman_network *network)
 473 {
 474         if (connman_element_ref(&network->element) == NULL)
 475                 return NULL;
 476
 477         return network;
 478 }
 479
 480 /**
 481  * connman_network_unref:
 482  * @network: network structure
 483  *
 484  * Decrease reference counter of network
 485  */
 486 void connman_network_unref(struct connman_network *network)
 487 {
 488         connman_element_unref(&network->element);
 489 }
 490
 491 const char *__connman_network_get_type(struct connman_network *network)
 492 {
 493         return type2string(network->type);
 494 }
 495
 496 /**
 497  * connman_network_get_type:
 498  * @network: network structure
 499  *
 500  * Get type of network
 501  */
 502 enum connman_network_type connman_network_get_type(struct connman_network *network)
 503 {
 504         return network->type;
 505 }
 506
 507 /**
 508  * connman_network_get_identifier:
 509  * @network: network structure
 510  *
 511  * Get identifier of network
 512  */
 513 const char *connman_network_get_identifier(struct connman_network *network)
 514 {
 515         return network->identifier;
 516 }
 517
 518 /**
 519  * connman_network_get_path:
 520  * @network: network structure
 521  *
 522  * Get path name of network
 523  */
 524 const char *connman_network_get_path(struct connman_network *network)
 525 {
 526         return network->element.path;
 527 }
 528
 529 /**
 530  * connman_network_set_index:
 531  * @network: network structure
 532  * @index: index number
 533  *
 534  * Set index number of network
 535  */
 536 void connman_network_set_index(struct connman_network *network, int index)
 537 {
 538         network->element.index = index;
 539 }
 540
 541 /**
 542  * connman_network_get_index:
 543  * @network: network structure
 544  *
 545  * Get index number of network
 546  */
 547 int connman_network_get_index(struct connman_network *network)
 548 {
 549         return network->element.index;
 550 }
 551
 552 /**
 553  * connman_network_set_protocol:
 554  * @network: network structure
 555  * @protocol: network protocol
 556  *
 557  * Change protocol of network
 558  */
 559 void connman_network_set_protocol(struct connman_network *network,
 560                                         enum connman_network_protocol protocol)
 561 {
 562         network->protocol = protocol;
 563 }
 564
 565 /**
 566  * connman_network_set_group:
 567  * @network: network structure
 568  * @group: group name
 569  *
 570  * Set group name for automatic clustering
 571  */
 572 void connman_network_set_group(struct connman_network *network,
 573                                                         const char *group)
 574 {
 575         g_free(network->group);
 576         network->group = g_strdup(group);
 577 }
 578
 579 const char *__connman_network_get_group(struct connman_network *network)
 580 {
 581         return network->group;
 582 }
 583
 584 const char *__connman_network_get_ident(struct connman_network *network)
 585 {
 586         if (network->device == NULL)
 587                 return NULL;
 588
 589         return __connman_device_get_ident(network->device);
 590 }
 591
 592 /**
 593  * connman_network_set_available:
 594  * @network: network structure
 595  * @available: availability state
 596  *
 597  * Change availability state of network (in range)
 598  */
 599 int connman_network_set_available(struct connman_network *network,
 600                                                 connman_bool_t available)
 601 {
 602         DBG("network %p available %d", network, available);
 603
 604         if (network->available == available)
 605                 return -EALREADY;
 606
 607         network->available = available;
 608
 609         return 0;
 610 }
 611
 612 /**
 613  * connman_network_get_available:
 614  * @network: network structure
 615  *
 616  * Get network available setting
 617  */
 618 connman_bool_t connman_network_get_available(struct connman_network *network)
 619 {
 620         return network->available;
 621 }
 622
 623 static gboolean set_connected(gpointer user_data)
 624 {
 625         struct connman_network *network = user_data;
 626         struct connman_service *service;
 627
 628         service = __connman_service_lookup_from_network(network);
 629
 630         if (network->connected == TRUE) {
 631                 struct connman_element *element;
 632                 enum connman_element_type type = CONNMAN_ELEMENT_TYPE_UNKNOWN;
 633
 634                 switch (network->protocol) {
 635                 case CONNMAN_NETWORK_PROTOCOL_UNKNOWN:
 636                         return 0;
 637                 case CONNMAN_NETWORK_PROTOCOL_IP:
 638                         type = CONNMAN_ELEMENT_TYPE_DHCP;
 639                         break;
 640                 case CONNMAN_NETWORK_PROTOCOL_PPP:
 641                         type = CONNMAN_ELEMENT_TYPE_PPP;
 642                         break;
 643                 }
 644
 645                 __connman_device_increase_connections(network->device);
 646
 647                 __connman_device_set_network(network->device, network);
 648
 649                 connman_device_set_disconnected(network->device, FALSE);
 650
 651                 element = connman_element_create(NULL);
 652                 if (element != NULL) {
 653                         element->type  = type;
 654                         element->index = network->element.index;
 655
 656                         if (connman_element_register(element,
 657                                                 &network->element) < 0)
 658                                 connman_element_unref(element);
 659
 660                         __connman_service_indicate_state(service,
 661                                         CONNMAN_SERVICE_STATE_CONFIGURATION);
 662                 }
 663         } else {
 664                 __connman_service_indicate_state(service,
 665                                                 CONNMAN_SERVICE_STATE_IDLE);
 666
 667                 connman_element_unregister_children(&network->element);
 668
 669                 __connman_device_set_network(network->device, NULL);
 670
 671                 __connman_device_decrease_connections(network->device);
 672         }
 673
 674         return FALSE;
 675 }
 676
 677 /**
 678  * connman_network_set_associating:
 679  * @network: network structure
 680  * @associating: associating state
 681  *
 682  * Change associating state of network
 683  */
 684 int connman_network_set_associating(struct connman_network *network,
 685                                                 connman_bool_t associating)
 686 {
 687         DBG("network %p associating %d", network, associating);
 688
 689         if (network->associating == associating)
 690                 return -EALREADY;
 691
 692         network->associating = associating;
 693
 694         if (associating == TRUE) {
 695                 struct connman_service *service;
 696
 697                 service = __connman_service_lookup_from_network(network);
 698                 __connman_service_indicate_state(service,
 699                                         CONNMAN_SERVICE_STATE_ASSOCIATION);
 700         }
 701
 702         return 0;
 703 }
 704
 705 /**
 706  * connman_network_set_connected:
 707  * @network: network structure
 708  * @connected: connected state
 709  *
 710  * Change connected state of network
 711  */
 712 int connman_network_set_connected(struct connman_network *network,
 713                                                 connman_bool_t connected)
 714 {
 715         DBusMessage *signal;
 716         DBusMessageIter entry, value;
 717         const char *key = "Connected";
 718
 719         DBG("network %p connected %d", network, connected);
 720
 721         if (network->connected == connected)
 722                 return -EALREADY;
 723
 724         network->connected = connected;
 725
 726         if (connected == TRUE)
 727                 network->associating = FALSE;
 728
 729         if (network->registered == FALSE) {
 730                 g_idle_add(set_connected, network);
 731                 return 0;
 732         }
 733
 734         signal = dbus_message_new_signal(network->element.path,
 735                                 CONNMAN_NETWORK_INTERFACE, "PropertyChanged");
 736         if (signal == NULL)
 737                 return 0;
 738
 739         dbus_message_iter_init_append(signal, &entry);
 740
 741         dbus_message_iter_append_basic(&entry, DBUS_TYPE_STRING, &key);
 742
 743         dbus_message_iter_open_container(&entry, DBUS_TYPE_VARIANT,
 744                                         DBUS_TYPE_BOOLEAN_AS_STRING, &value);
 745         dbus_message_iter_append_basic(&value, DBUS_TYPE_BOOLEAN, &connected);
 746         dbus_message_iter_close_container(&entry, &value);
 747
 748         g_dbus_send_message(connection, signal);
 749
 750         set_connected(network);
 751
 752         return 0;
 753 }
 754
 755 /**
 756  * connman_network_get_connected:
 757  * @network: network structure
 758  *
 759  * Get network connection status
 760  */
 761 connman_bool_t connman_network_get_connected(struct connman_network *network)
 762 {
 763         return network->connected;
 764 }
 765
 766 /**
 767  * connman_network_set_remember:
 768  * @network: network structure
 769  * @remember: remember state
 770  *
 771  * Change remember state of network (known networks)
 772  */
 773 int connman_network_set_remember(struct connman_network *network,
 774                                                 connman_bool_t remember)
 775 {
 776         DBG("network %p remember %d", network, remember);
 777
 778         if (network->remember == remember)
 779                 return -EALREADY;
 780
 781         network->remember = remember;
 782
 783         return 0;
 784 }
 785
 786 /**
 787  * connman_network_get_remember:
 788  * @network: network structure
 789  *
 790  * Get network remember setting
 791  */
 792 connman_bool_t connman_network_get_remember(struct connman_network *network)
 793 {
 794         return network->remember;
 795 }
 796
 797 /**
 798  * connman_network_connect:
 799  * @network: network structure
 800  *
 801  * Connect network
 802  */
 803 int connman_network_connect(struct connman_network *network)
 804 {
 805         if (network->connected == TRUE)
 806                 return -EALREADY;
 807
 808         if (network->driver && network->driver->connect)
 809                 return network->driver->connect(network);
 810
 811         network->connected = TRUE;
 812
 813         return 0;
 814 }
 815
 816 int __connman_network_disconnect(struct connman_network *network)
 817 {
 818         if (network->connected == FALSE)
 819                 return -ENOTCONN;
 820
 821         connman_element_unregister_children(&network->element);
 822
 823         if (network->driver && network->driver->disconnect)
 824                 return network->driver->disconnect(network);
 825
 826         network->connected = FALSE;
 827
 828         return 0;
 829 }
 830
 831 /**
 832  * connman_network_set_string:
 833  * @network: network structure
 834  * @key: unique identifier
 835  * @value: string value
 836  *
 837  * Set string value for specific key
 838  */
 839 int connman_network_set_string(struct connman_network *network,
 840                                         const char *key, const char *value)
 841 {
 842         DBG("network %p key %s value %s", network, key, value);
 843
 844         if (g_str_equal(key, "Address") == TRUE) {
 845                 g_free(network->address);
 846                 network->address = g_strdup(value);
 847         } else if (g_str_equal(key, "Name") == TRUE) {
 848                 g_free(network->name);
 849                 network->name = g_strdup(value);
 850         } else if (g_str_equal(key, "Node") == TRUE) {
 851                 g_free(network->node);
 852                 network->node = g_strdup(value);
 853         } else if (g_str_equal(key, "WiFi.Mode") == TRUE) {
 854                 g_free(network->wifi.mode);
 855                 network->wifi.mode = g_strdup(value);
 856         } else if (g_str_equal(key, "WiFi.Security") == TRUE) {
 857                 g_free(network->wifi.security);
 858                 network->wifi.security = g_strdup(value);
 859         } else if (g_str_equal(key, "WiFi.Passphrase") == TRUE) {
 860                 g_free(network->wifi.passphrase);
 861                 network->wifi.passphrase = g_strdup(value);
 862         }
 863
 864         return connman_element_set_string(&network->element, key, value);
 865 }
 866
 867 /**
 868  * connman_network_get_string:
 869  * @network: network structure
 870  * @key: unique identifier
 871  *
 872  * Get string value for specific key
 873  */
 874 const char *connman_network_get_string(struct connman_network *network,
 875                                                         const char *key)
 876 {
 877         DBG("network %p key %s", network, key);
 878
 879         if (g_str_equal(key, "Address") == TRUE)
 880                 return network->address;
 881         else if (g_str_equal(key, "Name") == TRUE)
 882                 return network->name;
 883         else if (g_str_equal(key, "Node") == TRUE)
 884                 return network->node;
 885         else if (g_str_equal(key, "WiFi.Mode") == TRUE)
 886                 return network->wifi.mode;
 887         else if (g_str_equal(key, "WiFi.Security") == TRUE)
 888                 return network->wifi.security;
 889         else if (g_str_equal(key, "WiFi.Passphrase") == TRUE)
 890                 return network->wifi.passphrase;
 891
 892         return connman_element_get_string(&network->element, key);
 893 }
 894
 895 /**
 896  * connman_network_set_uint8:
 897  * @network: network structure
 898  * @key: unique identifier
 899  * @value: integer value
 900  *
 901  * Set integer value for specific key
 902  */
 903 int connman_network_set_uint8(struct connman_network *network,
 904                                         const char *key, connman_uint8_t value)
 905 {
 906         DBG("network %p key %s value %d", network, key, value);
 907
 908         if (g_str_equal(key, "Strength") == TRUE)
 909                 network->strength = value;
 910
 911         return connman_element_set_uint8(&network->element, key, value);
 912 }
 913
 914 /**
 915  * connman_network_get_uint8:
 916  * @network: network structure
 917  * @key: unique identifier
 918  *
 919  * Get integer value for specific key
 920  */
 921 connman_uint8_t connman_network_get_uint8(struct connman_network *network,
 922                                                         const char *key)
 923 {
 924         DBG("network %p key %s", network, key);
 925
 926         if (g_str_equal(key, "Strength") == TRUE)
 927                 return network->strength;
 928
 929         return connman_element_get_uint8(&network->element, key);
 930 }
 931
 932 /**
 933  * connman_network_set_blob:
 934  * @network: network structure
 935  * @key: unique identifier
 936  * @data: blob data
 937  * @size: blob size
 938  *
 939  * Set binary blob value for specific key
 940  */
 941 int connman_network_set_blob(struct connman_network *network,
 942                         const char *key, const void *data, unsigned int size)
 943 {
 944         DBG("network %p key %s size %d", network, key, size);
 945
 946         if (g_str_equal(key, "WiFi.SSID") == TRUE) {
 947                 g_free(network->wifi.ssid);
 948                 network->wifi.ssid = g_try_malloc(size);
 949                 if (network->wifi.ssid != NULL) {
 950                         memcpy(network->wifi.ssid, data, size);
 951                         network->wifi.ssid_len = size;
 952                 } else
 953                         network->wifi.ssid_len = 0;
 954         }
 955
 956         return connman_element_set_blob(&network->element, key, data, size);
 957 }
 958
 959 /**
 960  * connman_network_get_blob:
 961  * @network: network structure
 962  * @key: unique identifier
 963  * @size: pointer to blob size
 964  *
 965  * Get binary blob value for specific key
 966  */
 967 const void *connman_network_get_blob(struct connman_network *network,
 968                                         const char *key, unsigned int *size)
 969 {
 970         DBG("network %p key %s", network, key);
 971
 972         if (g_str_equal(key, "WiFi.SSID") == TRUE) {
 973                 if (size != NULL)
 974                         *size = network->wifi.ssid_len;
 975                 return network->wifi.ssid;
 976         }
 977
 978         return connman_element_get_blob(&network->element, key, size);
 979 }
 980
 981 void __connman_network_set_device(struct connman_network *network,
 982                                         struct connman_device *device)
 983 {
 984         network->device = device;
 985 }
 986
 987 /**
 988  * connman_network_get_device:
 989  * @network: network structure
 990  *
 991  * Get parent device of network
 992  */
 993 struct connman_device *connman_network_get_device(struct connman_network *network)
 994 {
 995         return network->device;
 996 }
 997
 998 /**
 999  * connman_network_get_data:
1000  * @network: network structure
1001  *
1002  * Get private network data pointer
1003  */
1004 void *connman_network_get_data(struct connman_network *network)
1005 {
1006         return network->driver_data;
1007 }
1008
1009 /**
1010  * connman_network_set_data:
1011  * @network: network structure
1012  * @data: data pointer
1013  *
1014  * Set private network data pointer
1015  */
1016 void connman_network_set_data(struct connman_network *network, void *data)
1017 {
1018         network->driver_data = data;
1019 }
1020
1021 static gboolean match_driver(struct connman_network *network,
1022                                         struct connman_network_driver *driver)
1023 {
1024         if (network->type == driver->type ||
1025                         driver->type == CONNMAN_NETWORK_TYPE_UNKNOWN)
1026                 return TRUE;
1027
1028         return FALSE;
1029 }
1030
1031 static int network_probe(struct connman_element *element)
1032 {
1033         struct connman_network *network = element->network;
1034         GSList *list;
1035         int err;
1036
1037         DBG("element %p name %s", element, element->name);
1038
1039         if (network == NULL)
1040                 return -ENODEV;
1041
1042         for (list = driver_list; list; list = list->next) {
1043                 struct connman_network_driver *driver = list->data;
1044
1045                 if (match_driver(network, driver) == FALSE)
1046                         continue;
1047
1048                 DBG("driver %p name %s", driver, driver->name);
1049
1050                 if (driver->probe(network) == 0) {
1051                         network->driver = driver;
1052                         break;
1053                 }
1054         }
1055
1056         if (network->driver == NULL)
1057                 return -ENODEV;
1058
1059         err = register_interface(element);
1060         if (err < 0) {
1061                 if (network->driver->remove)
1062                         network->driver->remove(network);
1063                 return err;
1064         }
1065
1066         network->secondary = connman_device_get_secondary(network->device);
1067
1068         switch (network->type) {
1069         case CONNMAN_NETWORK_TYPE_UNKNOWN:
1070         case CONNMAN_NETWORK_TYPE_VENDOR:
1071         case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
1072         case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
1073         case CONNMAN_NETWORK_TYPE_HSO:
1074                 break;
1075         case CONNMAN_NETWORK_TYPE_WIFI:
1076         case CONNMAN_NETWORK_TYPE_WIMAX:
1077                 if (network->secondary == FALSE)
1078                         __connman_profile_add_network(network);
1079                 break;
1080         }
1081
1082         return 0;
1083 }
1084
1085 static void network_remove(struct connman_element *element)
1086 {
1087         struct connman_network *network = element->network;
1088
1089         DBG("element %p name %s", element, element->name);
1090
1091         if (network == NULL)
1092                 return;
1093
1094         if (network->driver == NULL)
1095                 return;
1096
1097         switch (network->type) {
1098         case CONNMAN_NETWORK_TYPE_UNKNOWN:
1099         case CONNMAN_NETWORK_TYPE_VENDOR:
1100         case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
1101         case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
1102         case CONNMAN_NETWORK_TYPE_HSO:
1103                 break;
1104         case CONNMAN_NETWORK_TYPE_WIFI:
1105         case CONNMAN_NETWORK_TYPE_WIMAX:
1106                 if (network->secondary == FALSE)
1107                         __connman_profile_remove_network(network);
1108                 break;
1109         }
1110
1111         unregister_interface(element);
1112
1113         if (network->driver->remove)
1114                 network->driver->remove(network);
1115 }
1116
1117 static void network_change(struct connman_element *element)
1118 {
1119         struct connman_network *network = element->network;
1120
1121         DBG("element %p name %s", element, element->name);
1122
1123         if (element->state != CONNMAN_ELEMENT_STATE_ERROR)
1124                 return;
1125
1126         if (element->error != CONNMAN_ELEMENT_ERROR_DHCP_FAILED)
1127                 return;
1128
1129         if (network->connected == FALSE)
1130                 return;
1131
1132         connman_element_unregister_children(element);
1133
1134         connman_device_set_disconnected(network->device, TRUE);
1135
1136         if (network->driver && network->driver->disconnect) {
1137                 network->driver->disconnect(network);
1138                 return;
1139         }
1140
1141         network->connected = FALSE;
1142 }
1143
1144 static struct connman_driver network_driver = {
1145         .name           = "network",
1146         .type           = CONNMAN_ELEMENT_TYPE_NETWORK,
1147         .priority       = CONNMAN_DRIVER_PRIORITY_LOW,
1148         .probe          = network_probe,
1149         .remove         = network_remove,
1150         .change         = network_change,
1151 };
1152
1153 int __connman_network_init(void)
1154 {
1155         DBG("");
1156
1157         connection = connman_dbus_get_connection();
1158
1159         return connman_driver_register(&network_driver);
1160 }
1161
1162 void __connman_network_cleanup(void)
1163 {
1164         DBG("");
1165
1166         connman_driver_unregister(&network_driver);
1167
1168         dbus_connection_unref(connection);
1169 }