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 secondary;
  37         connman_bool_t available;
  38         connman_bool_t connected;
  39         connman_bool_t remember;
  40         connman_uint8_t priority;
  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, "Available",
 124                                 DBUS_TYPE_BOOLEAN, &network->available);
 125
 126         connman_dbus_dict_append_variant(&dict, "Connected",
 127                                 DBUS_TYPE_BOOLEAN, &network->connected);
 128
 129         connman_dbus_dict_append_variant(&dict, "Remember",
 130                                 DBUS_TYPE_BOOLEAN, &network->remember);
 131
 132         if (network->priority > 0)
 133                 connman_dbus_dict_append_variant(&dict, "Priority",
 134                                         DBUS_TYPE_BYTE, &network->priority);
 135
 136         if (network->strength > 0)
 137                 connman_dbus_dict_append_variant(&dict, "Strength",
 138                                         DBUS_TYPE_BYTE, &network->strength);
 139
 140         if (network->wifi.ssid != NULL && network->wifi.ssid_len > 0)
 141                 connman_dbus_dict_append_array(&dict, "WiFi.SSID",
 142                                 DBUS_TYPE_BYTE, &network->wifi.ssid,
 143                                                 network->wifi.ssid_len);
 144
 145         if (network->wifi.mode != NULL)
 146                 connman_dbus_dict_append_variant(&dict, "WiFi.Mode",
 147                                 DBUS_TYPE_STRING, &network->wifi.mode);
 148
 149         if (network->wifi.security != NULL)
 150                 connman_dbus_dict_append_variant(&dict, "WiFi.Security",
 151                                 DBUS_TYPE_STRING, &network->wifi.security);
 152
 153         if (network->wifi.passphrase != NULL &&
 154                         __connman_security_check_privilege(msg,
 155                                 CONNMAN_SECURITY_PRIVILEGE_SECRET) == 0)
 156                 connman_dbus_dict_append_variant(&dict, "WiFi.Passphrase",
 157                                 DBUS_TYPE_STRING, &network->wifi.passphrase);
 158
 159         dbus_message_iter_close_container(&array, &dict);
 160
 161         return reply;
 162 }
 163
 164 static DBusMessage *set_property(DBusConnection *conn,
 165                                         DBusMessage *msg, void *data)
 166 {
 167         struct connman_network *network = data;
 168         DBusMessageIter iter, value;
 169         const char *name;
 170         int type;
 171
 172         DBG("conn %p", conn);
 173
 174         if (dbus_message_iter_init(msg, &iter) == FALSE)
 175                 return __connman_error_invalid_arguments(msg);
 176
 177         dbus_message_iter_get_basic(&iter, &name);
 178         dbus_message_iter_next(&iter);
 179         dbus_message_iter_recurse(&iter, &value);
 180
 181         if (__connman_security_check_privilege(msg,
 182                                         CONNMAN_SECURITY_PRIVILEGE_MODIFY) < 0)
 183                 return __connman_error_permission_denied(msg);
 184
 185         type = dbus_message_iter_get_arg_type(&value);
 186
 187         if (g_str_equal(name, "Remember") == TRUE) {
 188                 connman_bool_t remember;
 189
 190                 if (type != DBUS_TYPE_BOOLEAN)
 191                         return __connman_error_invalid_arguments(msg);
 192
 193                 dbus_message_iter_get_basic(&value, &remember);
 194
 195                 if (network->remember == remember)
 196                         return __connman_error_invalid_arguments(msg);
 197
 198                 network->remember = remember;
 199         } else if (g_str_equal(name, "WiFi.Passphrase") == TRUE) {
 200                 const char *passphrase;
 201
 202                 if (type != DBUS_TYPE_STRING)
 203                         return __connman_error_invalid_arguments(msg);
 204
 205                 if (__connman_security_check_privilege(msg,
 206                                         CONNMAN_SECURITY_PRIVILEGE_SECRET) < 0)
 207                         return __connman_error_permission_denied(msg);
 208
 209                 dbus_message_iter_get_basic(&value, &passphrase);
 210
 211                 g_free(network->wifi.passphrase);
 212                 network->wifi.passphrase = g_strdup(passphrase);
 213         } else if (g_str_equal(name, "Priority") == TRUE) {
 214                 connman_uint8_t priority;
 215
 216                 if (type != DBUS_TYPE_BYTE)
 217                         return __connman_error_invalid_arguments(msg);
 218
 219                 dbus_message_iter_get_basic(&value, &priority);
 220
 221                 network->priority = priority;
 222         }
 223
 224         __connman_storage_save_network(network);
 225
 226         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
 227 }
 228
 229 static DBusMessage *do_connect(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 == TRUE)
 242                 return __connman_error_failed(msg);
 243
 244         if (network->driver && network->driver->connect) {
 245                 enum connman_device_mode mode;
 246
 247                 mode = connman_device_get_mode(network->device);
 248                 if (mode == CONNMAN_DEVICE_MODE_NETWORK_SINGLE)
 249                         __connman_device_disconnect(network->device);
 250
 251                 err = network->driver->connect(network);
 252                 if (err < 0 && err != -EINPROGRESS)
 253                         return __connman_error_failed(msg);
 254         } else
 255                 network->connected = TRUE;
 256
 257         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
 258 }
 259
 260 static DBusMessage *do_disconnect(DBusConnection *conn,
 261                                         DBusMessage *msg, void *data)
 262 {
 263         struct connman_network *network = data;
 264         int err;
 265
 266         DBG("conn %p", conn);
 267
 268         if (__connman_security_check_privilege(msg,
 269                                         CONNMAN_SECURITY_PRIVILEGE_MODIFY) < 0)
 270                 return __connman_error_permission_denied(msg);
 271
 272         if (network->connected == FALSE)
 273                 return __connman_error_failed(msg);
 274
 275         connman_element_unregister_children(&network->element);
 276
 277         connman_device_set_disconnected(network->device, TRUE);
 278
 279         if (network->driver && network->driver->disconnect) {
 280                 err = network->driver->disconnect(network);
 281                 if (err < 0 && err != -EINPROGRESS)
 282                         return __connman_error_failed(msg);
 283         } else
 284                 network->connected = FALSE;
 285
 286         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
 287 }
 288
 289 static GDBusMethodTable network_methods[] = {
 290         { "GetProperties", "",   "a{sv}", get_properties },
 291         { "SetProperty",   "sv", "",      set_property   },
 292         { "Connect",       "",   "",      do_connect     },
 293         { "Disconnect",    "",   "",      do_disconnect  },
 294         { },
 295 };
 296
 297 static GDBusSignalTable network_signals[] = {
 298         { "PropertyChanged", "sv" },
 299         { },
 300 };
 301
 302 static DBusConnection *connection;
 303
 304 static void append_networks(struct connman_device *device,
 305                                                 DBusMessageIter *entry)
 306 {
 307         DBusMessageIter value, iter;
 308         const char *key = "Networks";
 309
 310         dbus_message_iter_append_basic(entry, DBUS_TYPE_STRING, &key);
 311
 312         dbus_message_iter_open_container(entry, DBUS_TYPE_VARIANT,
 313                 DBUS_TYPE_ARRAY_AS_STRING DBUS_TYPE_OBJECT_PATH_AS_STRING,
 314                                                                 &value);
 315
 316         dbus_message_iter_open_container(&value, DBUS_TYPE_ARRAY,
 317                                 DBUS_TYPE_OBJECT_PATH_AS_STRING, &iter);
 318         __connman_element_list((struct connman_element *) device,
 319                                         CONNMAN_ELEMENT_TYPE_NETWORK, &iter);
 320         dbus_message_iter_close_container(&value, &iter);
 321
 322         dbus_message_iter_close_container(entry, &value);
 323 }
 324
 325 static void emit_networks_signal(struct connman_device *device)
 326 {
 327         const char *path = connman_device_get_path(device);
 328         DBusMessage *signal;
 329         DBusMessageIter entry;
 330
 331         signal = dbus_message_new_signal(path,
 332                                 CONNMAN_DEVICE_INTERFACE, "PropertyChanged");
 333         if (signal == NULL)
 334                 return;
 335
 336         dbus_message_iter_init_append(signal, &entry);
 337
 338         append_networks(device, &entry);
 339
 340         g_dbus_send_message(connection, signal);
 341 }
 342
 343 static int register_interface(struct connman_element *element)
 344 {
 345         struct connman_network *network = element->network;
 346
 347         DBG("element %p name %s", element, element->name);
 348
 349         if (g_dbus_register_interface(connection, element->path,
 350                                         CONNMAN_NETWORK_INTERFACE,
 351                                         network_methods, network_signals,
 352                                         NULL, network, NULL) == FALSE) {
 353                 connman_error("Failed to register %s network", element->path);
 354                 return -EIO;
 355         }
 356
 357         network->registered = TRUE;
 358
 359         emit_networks_signal(network->device);
 360
 361         return 0;
 362 }
 363
 364 static void unregister_interface(struct connman_element *element)
 365 {
 366         struct connman_network * network = element->network;
 367
 368         DBG("element %p name %s", element, element->name);
 369
 370         network->registered = FALSE;
 371
 372         emit_networks_signal(network->device);
 373
 374         g_dbus_unregister_interface(connection, element->path,
 375                                                 CONNMAN_NETWORK_INTERFACE);
 376 }
 377
 378 connman_bool_t __connman_network_has_driver(struct connman_network *network)
 379 {
 380         if (network == NULL || network->driver == NULL)
 381                 return FALSE;
 382
 383         return network->registered;
 384 }
 385
 386 static GSList *driver_list = NULL;
 387
 388 static gint compare_priority(gconstpointer a, gconstpointer b)
 389 {
 390         const struct connman_network_driver *driver1 = a;
 391         const struct connman_network_driver *driver2 = b;
 392
 393         return driver2->priority - driver1->priority;
 394 }
 395
 396 /**
 397  * connman_network_driver_register:
 398  * @driver: network driver definition
 399  *
 400  * Register a new network driver
 401  *
 402  * Returns: %0 on success
 403  */
 404 int connman_network_driver_register(struct connman_network_driver *driver)
 405 {
 406         DBG("driver %p name %s", driver, driver->name);
 407
 408         driver_list = g_slist_insert_sorted(driver_list, driver,
 409                                                         compare_priority);
 410
 411         return 0;
 412 }
 413
 414 /**
 415  * connman_network_driver_unregister:
 416  * @driver: network driver definition
 417  *
 418  * Remove a previously registered network driver
 419  */
 420 void connman_network_driver_unregister(struct connman_network_driver *driver)
 421 {
 422         DBG("driver %p name %s", driver, driver->name);
 423
 424         driver_list = g_slist_remove(driver_list, driver);
 425 }
 426
 427 static void network_destruct(struct connman_element *element)
 428 {
 429         struct connman_network *network = element->network;
 430
 431         DBG("element %p name %s", element, element->name);
 432
 433         g_free(network->wifi.ssid);
 434         g_free(network->wifi.mode);
 435         g_free(network->wifi.security);
 436         g_free(network->wifi.passphrase);
 437
 438         g_free(network->group);
 439         g_free(network->node);
 440         g_free(network->name);
 441         g_free(network->address);
 442         g_free(network->identifier);
 443 }
 444
 445 /**
 446  * connman_network_create:
 447  * @identifier: network identifier (for example an unqiue name)
 448  *
 449  * Allocate a new network and assign the #identifier to it.
 450  *
 451  * Returns: a newly-allocated #connman_network structure
 452  */
 453 struct connman_network *connman_network_create(const char *identifier,
 454                                                 enum connman_network_type type)
 455 {
 456         struct connman_network *network;
 457         connman_uint8_t strength = 0;
 458         const char *str;
 459         char *temp;
 460
 461         DBG("identifier %s type %d", identifier, type);
 462
 463         network = g_try_new0(struct connman_network, 1);
 464         if (network == NULL)
 465                 return NULL;
 466
 467         DBG("network %p", network);
 468
 469         __connman_element_initialize(&network->element);
 470
 471         //temp = connman_dbus_encode_string(identifier);
 472         temp = g_strdup(identifier);
 473         if (temp == NULL) {
 474                 g_free(network);
 475                 return NULL;
 476         }
 477
 478         network->element.name = temp;
 479         network->element.type = CONNMAN_ELEMENT_TYPE_NETWORK;
 480
 481         network->element.network = network;
 482         network->element.destruct = network_destruct;
 483
 484         str = type2string(type);
 485         if (str != NULL)
 486                 connman_element_set_string(&network->element, "Type", str);
 487
 488         connman_element_set_uint8(&network->element, "Strength", strength);
 489
 490         network->type       = type;
 491         network->secondary  = FALSE;
 492         network->identifier = g_strdup(identifier);
 493
 494         return network;
 495 }
 496
 497 /**
 498  * connman_network_ref:
 499  * @network: network structure
 500  *
 501  * Increase reference counter of  network
 502  */
 503 struct connman_network *connman_network_ref(struct connman_network *network)
 504 {
 505         if (connman_element_ref(&network->element) == NULL)
 506                 return NULL;
 507
 508         return network;
 509 }
 510
 511 /**
 512  * connman_network_unref:
 513  * @network: network structure
 514  *
 515  * Decrease reference counter of network
 516  */
 517 void connman_network_unref(struct connman_network *network)
 518 {
 519         connman_element_unref(&network->element);
 520 }
 521
 522 const char *__connman_network_get_type(struct connman_network *network)
 523 {
 524         return type2string(network->type);
 525 }
 526
 527 /**
 528  * connman_network_get_type:
 529  * @network: network structure
 530  *
 531  * Get type of network
 532  */
 533 enum connman_network_type connman_network_get_type(struct connman_network *network)
 534 {
 535         return network->type;
 536 }
 537
 538 /**
 539  * connman_network_get_identifier:
 540  * @network: network structure
 541  *
 542  * Get identifier of network
 543  */
 544 const char *connman_network_get_identifier(struct connman_network *network)
 545 {
 546         return network->identifier;
 547 }
 548
 549 /**
 550  * connman_network_get_path:
 551  * @network: network structure
 552  *
 553  * Get path name of network
 554  */
 555 const char *connman_network_get_path(struct connman_network *network)
 556 {
 557         return network->element.path;
 558 }
 559
 560 /**
 561  * connman_network_set_index:
 562  * @network: network structure
 563  * @index: index number
 564  *
 565  * Set index number of network
 566  */
 567 void connman_network_set_index(struct connman_network *network, int index)
 568 {
 569         network->element.index = index;
 570 }
 571
 572 /**
 573  * connman_network_get_index:
 574  * @network: network structure
 575  *
 576  * Get index number of network
 577  */
 578 int connman_network_get_index(struct connman_network *network)
 579 {
 580         return network->element.index;
 581 }
 582
 583 /**
 584  * connman_network_set_protocol:
 585  * @network: network structure
 586  * @protocol: network protocol
 587  *
 588  * Change protocol of network
 589  */
 590 void connman_network_set_protocol(struct connman_network *network,
 591                                         enum connman_network_protocol protocol)
 592 {
 593         network->protocol = protocol;
 594 }
 595
 596 /**
 597  * connman_network_set_group:
 598  * @network: network structure
 599  * @group: group name
 600  *
 601  * Set group name for automatic clustering
 602  */
 603 void connman_network_set_group(struct connman_network *network,
 604                                                         const char *group)
 605 {
 606         g_free(network->group);
 607         network->group = g_strdup(group);
 608 }
 609
 610 const char *__connman_network_get_group(struct connman_network *network)
 611 {
 612         return network->group;
 613 }
 614
 615 const char *__connman_network_get_ident(struct connman_network *network)
 616 {
 617         if (network->device == NULL)
 618                 return NULL;
 619
 620         return __connman_device_get_ident(network->device);
 621 }
 622
 623 /**
 624  * connman_network_set_available:
 625  * @network: network structure
 626  * @available: availability state
 627  *
 628  * Change availability state of network (in range)
 629  */
 630 int connman_network_set_available(struct connman_network *network,
 631                                                 connman_bool_t available)
 632 {
 633         DBusMessage *signal;
 634         DBusMessageIter entry, value;
 635         const char *key = "Available";
 636
 637         DBG("network %p available %d", network, available);
 638
 639         if (network->available == available)
 640                 return -EALREADY;
 641
 642         network->available = available;
 643
 644         if (network->registered == FALSE)
 645                 return 0;
 646
 647         if (network->connected == TRUE)
 648                 return 0;
 649
 650         if (network->remember == FALSE)
 651                 return 0;
 652
 653         signal = dbus_message_new_signal(network->element.path,
 654                                 CONNMAN_NETWORK_INTERFACE, "PropertyChanged");
 655         if (signal == NULL)
 656                 return 0;
 657
 658         dbus_message_iter_init_append(signal, &entry);
 659
 660         dbus_message_iter_append_basic(&entry, DBUS_TYPE_STRING, &key);
 661
 662         dbus_message_iter_open_container(&entry, DBUS_TYPE_VARIANT,
 663                                         DBUS_TYPE_BOOLEAN_AS_STRING, &value);
 664         dbus_message_iter_append_basic(&value, DBUS_TYPE_BOOLEAN, &available);
 665         dbus_message_iter_close_container(&entry, &value);
 666
 667         g_dbus_send_message(connection, signal);
 668
 669         return 0;
 670 }
 671
 672 /**
 673  * connman_network_get_available:
 674  * @network: network structure
 675  *
 676  * Get network available setting
 677  */
 678 connman_bool_t connman_network_get_available(struct connman_network *network)
 679 {
 680         return network->available;
 681 }
 682
 683 static gboolean set_connected(gpointer user_data)
 684 {
 685         struct connman_network *network = user_data;
 686
 687         if (network->connected == TRUE) {
 688                 struct connman_element *element;
 689                 enum connman_element_type type = CONNMAN_ELEMENT_TYPE_UNKNOWN;
 690
 691                 switch (network->protocol) {
 692                 case CONNMAN_NETWORK_PROTOCOL_UNKNOWN:
 693                         return 0;
 694                 case CONNMAN_NETWORK_PROTOCOL_IP:
 695                         type = CONNMAN_ELEMENT_TYPE_DHCP;
 696                         break;
 697                 case CONNMAN_NETWORK_PROTOCOL_PPP:
 698                         type = CONNMAN_ELEMENT_TYPE_PPP;
 699                         break;
 700                 }
 701
 702                 __connman_device_increase_connections(network->device);
 703
 704                 __connman_device_set_network(network->device, network);
 705
 706                 connman_device_set_disconnected(network->device, FALSE);
 707
 708                 element = connman_element_create(NULL);
 709                 if (element != NULL) {
 710                         element->type  = type;
 711                         element->index = network->element.index;
 712
 713                         if (connman_element_register(element,
 714                                                 &network->element) < 0)
 715                                 connman_element_unref(element);
 716                 }
 717         } else {
 718                 connman_element_unregister_children(&network->element);
 719
 720                 __connman_device_set_network(network->device, NULL);
 721
 722                 __connman_device_decrease_connections(network->device);
 723         }
 724
 725         return FALSE;
 726 }
 727
 728 /**
 729  * connman_network_set_connected:
 730  * @network: network structure
 731  * @connected: connected state
 732  *
 733  * Change connected state of network
 734  */
 735 int connman_network_set_connected(struct connman_network *network,
 736                                                 connman_bool_t connected)
 737 {
 738         DBusMessage *signal;
 739         DBusMessageIter entry, value;
 740         const char *key = "Connected";
 741
 742         DBG("network %p connected %d", network, connected);
 743
 744         if (network->connected == connected)
 745                 return -EALREADY;
 746
 747         network->connected = connected;
 748
 749         if (network->registered == FALSE) {
 750                 g_idle_add(set_connected, network);
 751                 return 0;
 752         }
 753
 754         signal = dbus_message_new_signal(network->element.path,
 755                                 CONNMAN_NETWORK_INTERFACE, "PropertyChanged");
 756         if (signal == NULL)
 757                 return 0;
 758
 759         dbus_message_iter_init_append(signal, &entry);
 760
 761         dbus_message_iter_append_basic(&entry, DBUS_TYPE_STRING, &key);
 762
 763         dbus_message_iter_open_container(&entry, DBUS_TYPE_VARIANT,
 764                                         DBUS_TYPE_BOOLEAN_AS_STRING, &value);
 765         dbus_message_iter_append_basic(&value, DBUS_TYPE_BOOLEAN, &connected);
 766         dbus_message_iter_close_container(&entry, &value);
 767
 768         g_dbus_send_message(connection, signal);
 769
 770         set_connected(network);
 771
 772         return 0;
 773 }
 774
 775 /**
 776  * connman_network_get_connected:
 777  * @network: network structure
 778  *
 779  * Get network connection status
 780  */
 781 connman_bool_t connman_network_get_connected(struct connman_network *network)
 782 {
 783         return network->connected;
 784 }
 785
 786 /**
 787  * connman_network_set_remember:
 788  * @network: network structure
 789  * @remember: remember state
 790  *
 791  * Change remember state of network (known networks)
 792  */
 793 int connman_network_set_remember(struct connman_network *network,
 794                                                 connman_bool_t remember)
 795 {
 796         DBusMessage *signal;
 797         DBusMessageIter entry, value;
 798         const char *key = "Remember";
 799
 800         DBG("network %p remember %d", network, remember);
 801
 802         if (network->remember == remember)
 803                 return -EALREADY;
 804
 805         network->remember = remember;
 806
 807         if (network->registered == FALSE)
 808                 return 0;
 809
 810         signal = dbus_message_new_signal(network->element.path,
 811                                 CONNMAN_NETWORK_INTERFACE, "PropertyChanged");
 812         if (signal == NULL)
 813                 return 0;
 814
 815         dbus_message_iter_init_append(signal, &entry);
 816
 817         dbus_message_iter_append_basic(&entry, DBUS_TYPE_STRING, &key);
 818
 819         dbus_message_iter_open_container(&entry, DBUS_TYPE_VARIANT,
 820                                         DBUS_TYPE_BOOLEAN_AS_STRING, &value);
 821         dbus_message_iter_append_basic(&value, DBUS_TYPE_BOOLEAN, &remember);
 822         dbus_message_iter_close_container(&entry, &value);
 823
 824         g_dbus_send_message(connection, signal);
 825
 826         return 0;
 827 }
 828
 829 /**
 830  * connman_network_get_remember:
 831  * @network: network structure
 832  *
 833  * Get network remember setting
 834  */
 835 connman_bool_t connman_network_get_remember(struct connman_network *network)
 836 {
 837         return network->remember;
 838 }
 839
 840 /**
 841  * connman_network_connect:
 842  * @network: network structure
 843  *
 844  * Connect network
 845  */
 846 int connman_network_connect(struct connman_network *network)
 847 {
 848         if (network->connected == TRUE)
 849                 return -EALREADY;
 850
 851         if (network->driver && network->driver->connect)
 852                 return network->driver->connect(network);
 853
 854         network->connected = TRUE;
 855
 856         return 0;
 857 }
 858
 859 int __connman_network_disconnect(struct connman_network *network)
 860 {
 861         if (network->connected == FALSE)
 862                 return -ENOTCONN;
 863
 864         connman_element_unregister_children(&network->element);
 865
 866         if (network->driver && network->driver->disconnect)
 867                 return network->driver->disconnect(network);
 868
 869         network->connected = FALSE;
 870
 871         return 0;
 872 }
 873
 874 /**
 875  * connman_network_set_string:
 876  * @network: network structure
 877  * @key: unique identifier
 878  * @value: string value
 879  *
 880  * Set string value for specific key
 881  */
 882 int connman_network_set_string(struct connman_network *network,
 883                                         const char *key, const char *value)
 884 {
 885         DBG("network %p key %s value %s", network, key, value);
 886
 887         if (g_str_equal(key, "Address") == TRUE) {
 888                 g_free(network->address);
 889                 network->address = g_strdup(value);
 890         } else if (g_str_equal(key, "Name") == TRUE) {
 891                 g_free(network->name);
 892                 network->name = g_strdup(value);
 893         } else if (g_str_equal(key, "Node") == TRUE) {
 894                 g_free(network->node);
 895                 network->node = g_strdup(value);
 896         } else if (g_str_equal(key, "WiFi.Mode") == TRUE) {
 897                 g_free(network->wifi.mode);
 898                 network->wifi.mode = g_strdup(value);
 899         } else if (g_str_equal(key, "WiFi.Security") == TRUE) {
 900                 g_free(network->wifi.security);
 901                 network->wifi.security = g_strdup(value);
 902         } else if (g_str_equal(key, "WiFi.Passphrase") == TRUE) {
 903                 g_free(network->wifi.passphrase);
 904                 network->wifi.passphrase = g_strdup(value);
 905         }
 906
 907         return connman_element_set_string(&network->element, key, value);
 908 }
 909
 910 /**
 911  * connman_network_get_string:
 912  * @network: network structure
 913  * @key: unique identifier
 914  *
 915  * Get string value for specific key
 916  */
 917 const char *connman_network_get_string(struct connman_network *network,
 918                                                         const char *key)
 919 {
 920         DBG("network %p key %s", network, key);
 921
 922         if (g_str_equal(key, "Address") == TRUE)
 923                 return network->address;
 924         else if (g_str_equal(key, "Name") == TRUE)
 925                 return network->name;
 926         else if (g_str_equal(key, "Node") == TRUE)
 927                 return network->node;
 928         else if (g_str_equal(key, "WiFi.Mode") == TRUE)
 929                 return network->wifi.mode;
 930         else if (g_str_equal(key, "WiFi.Security") == TRUE)
 931                 return network->wifi.security;
 932         else if (g_str_equal(key, "WiFi.Passphrase") == TRUE)
 933                 return network->wifi.passphrase;
 934
 935         return connman_element_get_string(&network->element, key);
 936 }
 937
 938 /**
 939  * connman_network_set_uint8:
 940  * @network: network structure
 941  * @key: unique identifier
 942  * @value: integer value
 943  *
 944  * Set integer value for specific key
 945  */
 946 int connman_network_set_uint8(struct connman_network *network,
 947                                         const char *key, connman_uint8_t value)
 948 {
 949         DBG("network %p key %s value %d", network, key, value);
 950
 951         if (g_str_equal(key, "Priority") == TRUE)
 952                 network->priority = value;
 953         else if (g_str_equal(key, "Strength") == TRUE)
 954                 network->strength = value;
 955
 956         return connman_element_set_uint8(&network->element, key, value);
 957 }
 958
 959 /**
 960  * connman_network_get_uint8:
 961  * @network: network structure
 962  * @key: unique identifier
 963  *
 964  * Get integer value for specific key
 965  */
 966 connman_uint8_t connman_network_get_uint8(struct connman_network *network,
 967                                                         const char *key)
 968 {
 969         DBG("network %p key %s", network, key);
 970
 971         if (g_str_equal(key, "Priority") == TRUE)
 972                 return network->priority;
 973         else if (g_str_equal(key, "Strength") == TRUE)
 974                 return network->strength;
 975
 976         return connman_element_get_uint8(&network->element, key);
 977 }
 978
 979 /**
 980  * connman_network_set_blob:
 981  * @network: network structure
 982  * @key: unique identifier
 983  * @data: blob data
 984  * @size: blob size
 985  *
 986  * Set binary blob value for specific key
 987  */
 988 int connman_network_set_blob(struct connman_network *network,
 989                         const char *key, const void *data, unsigned int size)
 990 {
 991         DBG("network %p key %s size %d", network, key, size);
 992
 993         if (g_str_equal(key, "WiFi.SSID") == TRUE) {
 994                 g_free(network->wifi.ssid);
 995                 network->wifi.ssid = g_try_malloc(size);
 996                 if (network->wifi.ssid != NULL) {
 997                         memcpy(network->wifi.ssid, data, size);
 998                         network->wifi.ssid_len = size;
 999                 } else
1000                         network->wifi.ssid_len = 0;
1001         }
1002
1003         return connman_element_set_blob(&network->element, key, data, size);
1004 }
1005
1006 /**
1007  * connman_network_get_blob:
1008  * @network: network structure
1009  * @key: unique identifier
1010  * @size: pointer to blob size
1011  *
1012  * Get binary blob value for specific key
1013  */
1014 const void *connman_network_get_blob(struct connman_network *network,
1015                                         const char *key, unsigned int *size)
1016 {
1017         DBG("network %p key %s", network, key);
1018
1019         if (g_str_equal(key, "WiFi.SSID") == TRUE) {
1020                 if (size != NULL)
1021                         *size = network->wifi.ssid_len;
1022                 return network->wifi.ssid;
1023         }
1024
1025         return connman_element_get_blob(&network->element, key, size);
1026 }
1027
1028 void __connman_network_set_device(struct connman_network *network,
1029                                         struct connman_device *device)
1030 {
1031         network->device = device;
1032 }
1033
1034 /**
1035  * connman_network_get_device:
1036  * @network: network structure
1037  *
1038  * Get parent device of network
1039  */
1040 struct connman_device *connman_network_get_device(struct connman_network *network)
1041 {
1042         return network->device;
1043 }
1044
1045 /**
1046  * connman_network_get_data:
1047  * @network: network structure
1048  *
1049  * Get private network data pointer
1050  */
1051 void *connman_network_get_data(struct connman_network *network)
1052 {
1053         return network->driver_data;
1054 }
1055
1056 /**
1057  * connman_network_set_data:
1058  * @network: network structure
1059  * @data: data pointer
1060  *
1061  * Set private network data pointer
1062  */
1063 void connman_network_set_data(struct connman_network *network, void *data)
1064 {
1065         network->driver_data = data;
1066 }
1067
1068 static gboolean match_driver(struct connman_network *network,
1069                                         struct connman_network_driver *driver)
1070 {
1071         if (network->type == driver->type ||
1072                         driver->type == CONNMAN_NETWORK_TYPE_UNKNOWN)
1073                 return TRUE;
1074
1075         return FALSE;
1076 }
1077
1078 static int network_probe(struct connman_element *element)
1079 {
1080         struct connman_network *network = element->network;
1081         GSList *list;
1082         int err;
1083
1084         DBG("element %p name %s", element, element->name);
1085
1086         if (network == NULL)
1087                 return -ENODEV;
1088
1089         for (list = driver_list; list; list = list->next) {
1090                 struct connman_network_driver *driver = list->data;
1091
1092                 if (match_driver(network, driver) == FALSE)
1093                         continue;
1094
1095                 DBG("driver %p name %s", driver, driver->name);
1096
1097                 if (driver->probe(network) == 0) {
1098                         network->driver = driver;
1099                         break;
1100                 }
1101         }
1102
1103         if (network->driver == NULL)
1104                 return -ENODEV;
1105
1106         err = register_interface(element);
1107         if (err < 0) {
1108                 if (network->driver->remove)
1109                         network->driver->remove(network);
1110                 return err;
1111         }
1112
1113         network->secondary = connman_device_get_secondary(network->device);
1114
1115         switch (network->type) {
1116         case CONNMAN_NETWORK_TYPE_UNKNOWN:
1117         case CONNMAN_NETWORK_TYPE_VENDOR:
1118         case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
1119         case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
1120         case CONNMAN_NETWORK_TYPE_HSO:
1121                 break;
1122         case CONNMAN_NETWORK_TYPE_WIFI:
1123         case CONNMAN_NETWORK_TYPE_WIMAX:
1124                 if (network->secondary == FALSE)
1125                         __connman_profile_add_network(network);
1126                 break;
1127         }
1128
1129         return 0;
1130 }
1131
1132 static void network_remove(struct connman_element *element)
1133 {
1134         struct connman_network *network = element->network;
1135
1136         DBG("element %p name %s", element, element->name);
1137
1138         if (network == NULL)
1139                 return;
1140
1141         if (network->driver == NULL)
1142                 return;
1143
1144         switch (network->type) {
1145         case CONNMAN_NETWORK_TYPE_UNKNOWN:
1146         case CONNMAN_NETWORK_TYPE_VENDOR:
1147         case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
1148         case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
1149         case CONNMAN_NETWORK_TYPE_HSO:
1150                 break;
1151         case CONNMAN_NETWORK_TYPE_WIFI:
1152         case CONNMAN_NETWORK_TYPE_WIMAX:
1153                 if (network->secondary == FALSE)
1154                         __connman_profile_remove_network(network);
1155                 break;
1156         }
1157
1158         unregister_interface(element);
1159
1160         if (network->driver->remove)
1161                 network->driver->remove(network);
1162 }
1163
1164 static void network_change(struct connman_element *element)
1165 {
1166         struct connman_network *network = element->network;
1167
1168         DBG("element %p name %s", element, element->name);
1169
1170         if (element->state != CONNMAN_ELEMENT_STATE_ERROR)
1171                 return;
1172
1173         if (element->error != CONNMAN_ELEMENT_ERROR_DHCP_FAILED)
1174                 return;
1175
1176         if (network->connected == FALSE)
1177                 return;
1178
1179         connman_element_unregister_children(element);
1180
1181         connman_device_set_disconnected(network->device, TRUE);
1182
1183         if (network->driver && network->driver->disconnect) {
1184                 network->driver->disconnect(network);
1185                 return;
1186         }
1187
1188         network->connected = FALSE;
1189 }
1190
1191 static struct connman_driver network_driver = {
1192         .name           = "network",
1193         .type           = CONNMAN_ELEMENT_TYPE_NETWORK,
1194         .priority       = CONNMAN_DRIVER_PRIORITY_LOW,
1195         .probe          = network_probe,
1196         .remove         = network_remove,
1197         .change         = network_change,
1198 };
1199
1200 static int network_init(struct connman_device *device)
1201 {
1202         DBG("device %p", device);
1203
1204         return 0;
1205 }
1206
1207 static int network_load(struct connman_network *network)
1208 {
1209         GKeyFile *keyfile;
1210         gchar *pathname, *data = NULL;
1211         gsize length;
1212         const char *name;
1213         char *str;
1214         int val;
1215
1216         DBG("network %p", network);
1217
1218         name = connman_device_get_name(network->device);
1219         if (name == NULL)
1220                 return -EINVAL;
1221
1222         pathname = g_strdup_printf("%s/%s.conf", STORAGEDIR, name);
1223         if (pathname == NULL)
1224                 return -ENOMEM;
1225
1226         keyfile = g_key_file_new();
1227
1228         if (g_file_get_contents(pathname, &data, &length, NULL) == FALSE) {
1229                 g_free(pathname);
1230                 return -ENOENT;
1231         }
1232
1233         g_free(pathname);
1234
1235         if (g_key_file_load_from_data(keyfile, data, length,
1236                                                         0, NULL) == FALSE) {
1237                 g_free(data);
1238                 return -EILSEQ;
1239         }
1240
1241         g_free(data);
1242
1243         network->remember = g_key_file_get_boolean(keyfile,
1244                                         network->identifier, "Remember", NULL);
1245
1246         val = g_key_file_get_integer(keyfile, network->identifier,
1247                                                         "Priority", NULL);
1248         if (val > 0)
1249                 network->priority = val;
1250
1251         str = g_key_file_get_string(keyfile,
1252                                 network->identifier, "WiFi.Security", NULL);
1253         if (str != NULL) {
1254                 g_free(network->wifi.security);
1255                 network->wifi.security = str;
1256         }
1257
1258         str = g_key_file_get_string(keyfile,
1259                                 network->identifier, "WiFi.Passphrase", NULL);
1260         if (str != NULL) {
1261                 g_free(network->wifi.passphrase);
1262                 network->wifi.passphrase = str;
1263         }
1264
1265         g_key_file_free(keyfile);
1266
1267         return 0;
1268 }
1269
1270 static int network_save(struct connman_network *network)
1271 {
1272         GKeyFile *keyfile;
1273         gchar *pathname, *data = NULL;
1274         gsize length;
1275         const char *name;
1276
1277         DBG("network %p", network);
1278
1279         name = connman_device_get_name(network->device);
1280         if (name == NULL)
1281                 return -EINVAL;
1282
1283         pathname = g_strdup_printf("%s/%s.conf", STORAGEDIR, name);
1284         if (pathname == NULL)
1285                 return -ENOMEM;
1286
1287         keyfile = g_key_file_new();
1288
1289         if (g_file_get_contents(pathname, &data, &length, NULL) == FALSE)
1290                 goto update;
1291
1292         if (length > 0) {
1293                 if (g_key_file_load_from_data(keyfile, data, length,
1294                                                         0, NULL) == FALSE)
1295                         goto done;
1296         }
1297
1298         g_free(data);
1299
1300 update:
1301         g_key_file_set_boolean(keyfile, network->identifier,
1302                                         "Remember", network->remember);
1303
1304         if (network->priority > 0)
1305                 g_key_file_set_integer(keyfile, network->identifier,
1306                                                 "Priority", network->priority);
1307
1308         if (network->remember == TRUE || network->connected == TRUE) {
1309                 if (network->wifi.security != NULL)
1310                         g_key_file_set_string(keyfile, network->identifier,
1311                                 "WiFi.Security", network->wifi.security);
1312
1313                 if (network->wifi.passphrase != NULL)
1314                         g_key_file_set_string(keyfile, network->identifier,
1315                                 "WiFi.Passphrase", network->wifi.passphrase);
1316         }
1317
1318         data = g_key_file_to_data(keyfile, &length, NULL);
1319
1320         if (g_file_set_contents(pathname, data, length, NULL) == FALSE)
1321                 connman_error("Failed to store network information");
1322
1323 done:
1324         g_free(data);
1325
1326         g_key_file_free(keyfile);
1327
1328         g_free(pathname);
1329
1330         return 0;
1331 }
1332
1333 static struct connman_storage network_storage = {
1334         .name           = "network",
1335         .priority       = CONNMAN_STORAGE_PRIORITY_LOW,
1336         .network_init   = network_init,
1337         .network_load   = network_load,
1338         .network_save   = network_save,
1339 };
1340
1341 int __connman_network_init(void)
1342 {
1343         DBG("");
1344
1345         connection = connman_dbus_get_connection();
1346
1347         if (connman_storage_register(&network_storage) < 0)
1348                 connman_error("Failed to register network storage");
1349
1350         return connman_driver_register(&network_driver);
1351 }
1352
1353 void __connman_network_cleanup(void)
1354 {
1355         DBG("");
1356
1357         connman_driver_unregister(&network_driver);
1358
1359         connman_storage_unregister(&network_storage);
1360
1361         dbus_connection_unref(connection);
1362 }