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 available;
  37         connman_bool_t connected;
  38         connman_bool_t remember;
  39         connman_uint8_t priority;
  40         connman_uint8_t strength;
  41         char *identifier;
  42         char *address;
  43         char *name;
  44         char *node;
  45         char *group;
  46
  47         struct connman_network_driver *driver;
  48         void *driver_data;
  49
  50         connman_bool_t registered;
  51
  52         struct connman_device *device;
  53
  54         struct {
  55                 void *ssid;
  56                 int ssid_len;
  57                 char *mode;
  58                 char *security;
  59                 char *passphrase;
  60         } wifi;
  61 };
  62
  63 static const char *type2string(enum connman_network_type type)
  64 {
  65         switch (type) {
  66         case CONNMAN_NETWORK_TYPE_UNKNOWN:
  67         case CONNMAN_NETWORK_TYPE_VENDOR:
  68                 break;
  69         case CONNMAN_NETWORK_TYPE_WIFI:
  70                 return "wifi";
  71         case CONNMAN_NETWORK_TYPE_WIMAX:
  72                 return "wimax";
  73         case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
  74         case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
  75                 return "bluetooth";
  76         case CONNMAN_NETWORK_TYPE_HSO:
  77                 return "cellular";
  78         }
  79
  80         return NULL;
  81 }
  82
  83 static DBusMessage *get_properties(DBusConnection *conn,
  84                                         DBusMessage *msg, void *data)
  85 {
  86         struct connman_network *network = data;
  87         DBusMessage *reply;
  88         DBusMessageIter array, dict;
  89
  90         DBG("conn %p", conn);
  91
  92         if (__connman_security_check_privilege(msg,
  93                                         CONNMAN_SECURITY_PRIVILEGE_PUBLIC) < 0)
  94                 return __connman_error_permission_denied(msg);
  95
  96         reply = dbus_message_new_method_return(msg);
  97         if (reply == NULL)
  98                 return NULL;
  99
 100         dbus_message_iter_init_append(reply, &array);
 101
 102         dbus_message_iter_open_container(&array, DBUS_TYPE_ARRAY,
 103                         DBUS_DICT_ENTRY_BEGIN_CHAR_AS_STRING
 104                         DBUS_TYPE_STRING_AS_STRING DBUS_TYPE_VARIANT_AS_STRING
 105                         DBUS_DICT_ENTRY_END_CHAR_AS_STRING, &dict);
 106
 107         if (network->device) {
 108                 const char *path = connman_device_get_path(network->device);
 109                 if (path != NULL)
 110                         connman_dbus_dict_append_variant(&dict, "Device",
 111                                                 DBUS_TYPE_OBJECT_PATH, &path);
 112         }
 113
 114         if (network->address != NULL)
 115                 connman_dbus_dict_append_variant(&dict, "Address",
 116                                         DBUS_TYPE_STRING, &network->address);
 117
 118         if (network->name != NULL)
 119                 connman_dbus_dict_append_variant(&dict, "Name",
 120                                         DBUS_TYPE_STRING, &network->name);
 121
 122         connman_dbus_dict_append_variant(&dict, "Available",
 123                                 DBUS_TYPE_BOOLEAN, &network->available);
 124
 125         connman_dbus_dict_append_variant(&dict, "Connected",
 126                                 DBUS_TYPE_BOOLEAN, &network->connected);
 127
 128         connman_dbus_dict_append_variant(&dict, "Remember",
 129                                 DBUS_TYPE_BOOLEAN, &network->remember);
 130
 131         if (network->priority > 0)
 132                 connman_dbus_dict_append_variant(&dict, "Priority",
 133                                         DBUS_TYPE_BYTE, &network->priority);
 134
 135         if (network->strength > 0)
 136                 connman_dbus_dict_append_variant(&dict, "Strength",
 137                                         DBUS_TYPE_BYTE, &network->strength);
 138
 139         if (network->wifi.ssid != NULL && network->wifi.ssid_len > 0)
 140                 connman_dbus_dict_append_array(&dict, "WiFi.SSID",
 141                                 DBUS_TYPE_BYTE, &network->wifi.ssid,
 142                                                 network->wifi.ssid_len);
 143
 144         if (network->wifi.mode != NULL)
 145                 connman_dbus_dict_append_variant(&dict, "WiFi.Mode",
 146                                 DBUS_TYPE_STRING, &network->wifi.mode);
 147
 148         if (network->wifi.security != NULL)
 149                 connman_dbus_dict_append_variant(&dict, "WiFi.Security",
 150                                 DBUS_TYPE_STRING, &network->wifi.security);
 151
 152         if (network->wifi.passphrase != NULL &&
 153                         __connman_security_check_privilege(msg,
 154                                 CONNMAN_SECURITY_PRIVILEGE_SECRET) == 0)
 155                 connman_dbus_dict_append_variant(&dict, "WiFi.Passphrase",
 156                                 DBUS_TYPE_STRING, &network->wifi.passphrase);
 157
 158         dbus_message_iter_close_container(&array, &dict);
 159
 160         return reply;
 161 }
 162
 163 static DBusMessage *set_property(DBusConnection *conn,
 164                                         DBusMessage *msg, void *data)
 165 {
 166         struct connman_network *network = data;
 167         DBusMessageIter iter, value;
 168         const char *name;
 169         int type;
 170
 171         DBG("conn %p", conn);
 172
 173         if (dbus_message_iter_init(msg, &iter) == FALSE)
 174                 return __connman_error_invalid_arguments(msg);
 175
 176         dbus_message_iter_get_basic(&iter, &name);
 177         dbus_message_iter_next(&iter);
 178         dbus_message_iter_recurse(&iter, &value);
 179
 180         if (__connman_security_check_privilege(msg,
 181                                         CONNMAN_SECURITY_PRIVILEGE_MODIFY) < 0)
 182                 return __connman_error_permission_denied(msg);
 183
 184         type = dbus_message_iter_get_arg_type(&value);
 185
 186         if (g_str_equal(name, "Remember") == TRUE) {
 187                 connman_bool_t remember;
 188
 189                 if (type != DBUS_TYPE_BOOLEAN)
 190                         return __connman_error_invalid_arguments(msg);
 191
 192                 dbus_message_iter_get_basic(&value, &remember);
 193
 194                 if (network->remember == remember)
 195                         return __connman_error_invalid_arguments(msg);
 196
 197                 network->remember = remember;
 198         } else if (g_str_equal(name, "WiFi.Passphrase") == TRUE) {
 199                 const char *passphrase;
 200
 201                 if (type != DBUS_TYPE_STRING)
 202                         return __connman_error_invalid_arguments(msg);
 203
 204                 if (__connman_security_check_privilege(msg,
 205                                         CONNMAN_SECURITY_PRIVILEGE_SECRET) < 0)
 206                         return __connman_error_permission_denied(msg);
 207
 208                 dbus_message_iter_get_basic(&value, &passphrase);
 209
 210                 g_free(network->wifi.passphrase);
 211                 network->wifi.passphrase = g_strdup(passphrase);
 212         } else if (g_str_equal(name, "Priority") == TRUE) {
 213                 connman_uint8_t priority;
 214
 215                 if (type != DBUS_TYPE_BYTE)
 216                         return __connman_error_invalid_arguments(msg);
 217
 218                 dbus_message_iter_get_basic(&value, &priority);
 219
 220                 network->priority = priority;
 221         }
 222
 223         __connman_storage_save_network(network);
 224
 225         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
 226 }
 227
 228 static DBusMessage *do_connect(DBusConnection *conn,
 229                                         DBusMessage *msg, void *data)
 230 {
 231         struct connman_network *network = data;
 232         int err;
 233
 234         DBG("conn %p", conn);
 235
 236         if (__connman_security_check_privilege(msg,
 237                                         CONNMAN_SECURITY_PRIVILEGE_MODIFY) < 0)
 238                 return __connman_error_permission_denied(msg);
 239
 240         if (network->connected == TRUE)
 241                 return __connman_error_failed(msg);
 242
 243         if (network->driver && network->driver->connect) {
 244                 enum connman_device_mode mode;
 245
 246                 mode = connman_device_get_mode(network->device);
 247                 if (mode == CONNMAN_DEVICE_MODE_NETWORK_SINGLE)
 248                         __connman_device_disconnect(network->device);
 249
 250                 err = network->driver->connect(network);
 251                 if (err < 0 && err != -EINPROGRESS)
 252                         return __connman_error_failed(msg);
 253         } else
 254                 network->connected = TRUE;
 255
 256         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
 257 }
 258
 259 static DBusMessage *do_disconnect(DBusConnection *conn,
 260                                         DBusMessage *msg, void *data)
 261 {
 262         struct connman_network *network = data;
 263         int err;
 264
 265         DBG("conn %p", conn);
 266
 267         if (__connman_security_check_privilege(msg,
 268                                         CONNMAN_SECURITY_PRIVILEGE_MODIFY) < 0)
 269                 return __connman_error_permission_denied(msg);
 270
 271         if (network->connected == FALSE)
 272                 return __connman_error_failed(msg);
 273
 274         connman_element_unregister_children(&network->element);
 275
 276         connman_device_set_disconnected(network->device, TRUE);
 277
 278         if (network->driver && network->driver->disconnect) {
 279                 err = network->driver->disconnect(network);
 280                 if (err < 0 && err != -EINPROGRESS)
 281                         return __connman_error_failed(msg);
 282         } else
 283                 network->connected = FALSE;
 284
 285         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
 286 }
 287
 288 static GDBusMethodTable network_methods[] = {
 289         { "GetProperties", "",   "a{sv}", get_properties },
 290         { "SetProperty",   "sv", "",      set_property   },
 291         { "Connect",       "",   "",      do_connect     },
 292         { "Disconnect",    "",   "",      do_disconnect  },
 293         { },
 294 };
 295
 296 static GDBusSignalTable network_signals[] = {
 297         { "PropertyChanged", "sv" },
 298         { },
 299 };
 300
 301 static DBusConnection *connection;
 302
 303 static void append_networks(struct connman_device *device,
 304                                                 DBusMessageIter *entry)
 305 {
 306         DBusMessageIter value, iter;
 307         const char *key = "Networks";
 308
 309         dbus_message_iter_append_basic(entry, DBUS_TYPE_STRING, &key);
 310
 311         dbus_message_iter_open_container(entry, DBUS_TYPE_VARIANT,
 312                 DBUS_TYPE_ARRAY_AS_STRING DBUS_TYPE_OBJECT_PATH_AS_STRING,
 313                                                                 &value);
 314
 315         dbus_message_iter_open_container(&value, DBUS_TYPE_ARRAY,
 316                                 DBUS_TYPE_OBJECT_PATH_AS_STRING, &iter);
 317         __connman_element_list((struct connman_element *) device,
 318                                         CONNMAN_ELEMENT_TYPE_NETWORK, &iter);
 319         dbus_message_iter_close_container(&value, &iter);
 320
 321         dbus_message_iter_close_container(entry, &value);
 322 }
 323
 324 static void emit_networks_signal(struct connman_device *device)
 325 {
 326         const char *path = connman_device_get_path(device);
 327         DBusMessage *signal;
 328         DBusMessageIter entry;
 329
 330         signal = dbus_message_new_signal(path,
 331                                 CONNMAN_DEVICE_INTERFACE, "PropertyChanged");
 332         if (signal == NULL)
 333                 return;
 334
 335         dbus_message_iter_init_append(signal, &entry);
 336
 337         append_networks(device, &entry);
 338
 339         g_dbus_send_message(connection, signal);
 340 }
 341
 342 static int register_interface(struct connman_element *element)
 343 {
 344         struct connman_network *network = element->network;
 345
 346         DBG("element %p name %s", element, element->name);
 347
 348         if (g_dbus_register_interface(connection, element->path,
 349                                         CONNMAN_NETWORK_INTERFACE,
 350                                         network_methods, network_signals,
 351                                         NULL, network, NULL) == FALSE) {
 352                 connman_error("Failed to register %s network", element->path);
 353                 return -EIO;
 354         }
 355
 356         network->registered = TRUE;
 357
 358         emit_networks_signal(network->device);
 359
 360         return 0;
 361 }
 362
 363 static void unregister_interface(struct connman_element *element)
 364 {
 365         struct connman_network * network = element->network;
 366
 367         DBG("element %p name %s", element, element->name);
 368
 369         network->registered = FALSE;
 370
 371         emit_networks_signal(network->device);
 372
 373         g_dbus_unregister_interface(connection, element->path,
 374                                                 CONNMAN_NETWORK_INTERFACE);
 375 }
 376
 377 connman_bool_t __connman_network_has_driver(struct connman_network *network)
 378 {
 379         if (network == NULL || network->driver == NULL)
 380                 return FALSE;
 381
 382         return network->registered;
 383 }
 384
 385 static GSList *driver_list = NULL;
 386
 387 static gint compare_priority(gconstpointer a, gconstpointer b)
 388 {
 389         const struct connman_network_driver *driver1 = a;
 390         const struct connman_network_driver *driver2 = b;
 391
 392         return driver2->priority - driver1->priority;
 393 }
 394
 395 /**
 396  * connman_network_driver_register:
 397  * @driver: network driver definition
 398  *
 399  * Register a new network driver
 400  *
 401  * Returns: %0 on success
 402  */
 403 int connman_network_driver_register(struct connman_network_driver *driver)
 404 {
 405         DBG("driver %p name %s", driver, driver->name);
 406
 407         driver_list = g_slist_insert_sorted(driver_list, driver,
 408                                                         compare_priority);
 409
 410         return 0;
 411 }
 412
 413 /**
 414  * connman_network_driver_unregister:
 415  * @driver: network driver definition
 416  *
 417  * Remove a previously registered network driver
 418  */
 419 void connman_network_driver_unregister(struct connman_network_driver *driver)
 420 {
 421         DBG("driver %p name %s", driver, driver->name);
 422
 423         driver_list = g_slist_remove(driver_list, driver);
 424 }
 425
 426 static void network_destruct(struct connman_element *element)
 427 {
 428         struct connman_network *network = element->network;
 429
 430         DBG("element %p name %s", element, element->name);
 431
 432         g_free(network->wifi.ssid);
 433         g_free(network->wifi.mode);
 434         g_free(network->wifi.security);
 435         g_free(network->wifi.passphrase);
 436
 437         g_free(network->group);
 438         g_free(network->node);
 439         g_free(network->name);
 440         g_free(network->address);
 441         g_free(network->identifier);
 442 }
 443
 444 /**
 445  * connman_network_create:
 446  * @identifier: network identifier (for example an unqiue name)
 447  *
 448  * Allocate a new network and assign the #identifier to it.
 449  *
 450  * Returns: a newly-allocated #connman_network structure
 451  */
 452 struct connman_network *connman_network_create(const char *identifier,
 453                                                 enum connman_network_type type)
 454 {
 455         struct connman_network *network;
 456         connman_uint8_t strength = 0;
 457         const char *str;
 458         char *temp;
 459
 460         DBG("identifier %s type %d", identifier, type);
 461
 462         network = g_try_new0(struct connman_network, 1);
 463         if (network == NULL)
 464                 return NULL;
 465
 466         DBG("network %p", network);
 467
 468         __connman_element_initialize(&network->element);
 469
 470         //temp = connman_dbus_encode_string(identifier);
 471         temp = g_strdup(identifier);
 472         if (temp == NULL) {
 473                 g_free(network);
 474                 return NULL;
 475         }
 476
 477         network->element.name = temp;
 478         network->element.type = CONNMAN_ELEMENT_TYPE_NETWORK;
 479
 480         network->element.network = network;
 481         network->element.destruct = network_destruct;
 482
 483         str = type2string(type);
 484         if (str != NULL)
 485                 connman_element_set_string(&network->element, "Type", str);
 486
 487         connman_element_set_uint8(&network->element, "Strength", strength);
 488
 489         network->type = type;
 490         network->identifier = g_strdup(identifier);
 491
 492         return network;
 493 }
 494
 495 /**
 496  * connman_network_ref:
 497  * @network: network structure
 498  *
 499  * Increase reference counter of  network
 500  */
 501 struct connman_network *connman_network_ref(struct connman_network *network)
 502 {
 503         if (connman_element_ref(&network->element) == NULL)
 504                 return NULL;
 505
 506         return network;
 507 }
 508
 509 /**
 510  * connman_network_unref:
 511  * @network: network structure
 512  *
 513  * Decrease reference counter of network
 514  */
 515 void connman_network_unref(struct connman_network *network)
 516 {
 517         connman_element_unref(&network->element);
 518 }
 519
 520 const char *__connman_network_get_type(struct connman_network *network)
 521 {
 522         return type2string(network->type);
 523 }
 524
 525 /**
 526  * connman_network_get_type:
 527  * @network: network structure
 528  *
 529  * Get type of network
 530  */
 531 enum connman_network_type connman_network_get_type(struct connman_network *network)
 532 {
 533         return network->type;
 534 }
 535
 536 /**
 537  * connman_network_get_identifier:
 538  * @network: network structure
 539  *
 540  * Get identifier of network
 541  */
 542 const char *connman_network_get_identifier(struct connman_network *network)
 543 {
 544         return network->identifier;
 545 }
 546
 547 /**
 548  * connman_network_get_path:
 549  * @network: network structure
 550  *
 551  * Get path name of network
 552  */
 553 const char *connman_network_get_path(struct connman_network *network)
 554 {
 555         return network->element.path;
 556 }
 557
 558 /**
 559  * connman_network_set_index:
 560  * @network: network structure
 561  * @index: index number
 562  *
 563  * Set index number of network
 564  */
 565 void connman_network_set_index(struct connman_network *network, int index)
 566 {
 567         network->element.index = index;
 568 }
 569
 570 /**
 571  * connman_network_get_index:
 572  * @network: network structure
 573  *
 574  * Get index number of network
 575  */
 576 int connman_network_get_index(struct connman_network *network)
 577 {
 578         return network->element.index;
 579 }
 580
 581 /**
 582  * connman_network_set_protocol:
 583  * @network: network structure
 584  * @protocol: network protocol
 585  *
 586  * Change protocol of network
 587  */
 588 void connman_network_set_protocol(struct connman_network *network,
 589                                         enum connman_network_protocol protocol)
 590 {
 591         network->protocol = protocol;
 592 }
 593
 594 /**
 595  * connman_network_set_group:
 596  * @network: network structure
 597  * @group: group name
 598  *
 599  * Set group name for automatic clustering
 600  */
 601 void connman_network_set_group(struct connman_network *network,
 602                                                         const char *group)
 603 {
 604         g_free(network->group);
 605         network->group = g_strdup(group);
 606 }
 607
 608 const char *__connman_network_get_group(struct connman_network *network)
 609 {
 610         return network->group;
 611 }
 612
 613 const char *__connman_network_get_ident(struct connman_network *network)
 614 {
 615         if (network->device == NULL)
 616                 return NULL;
 617
 618         return __connman_device_get_ident(network->device);
 619 }
 620
 621 /**
 622  * connman_network_set_available:
 623  * @network: network structure
 624  * @available: availability state
 625  *
 626  * Change availability state of network (in range)
 627  */
 628 int connman_network_set_available(struct connman_network *network,
 629                                                 connman_bool_t available)
 630 {
 631         DBusMessage *signal;
 632         DBusMessageIter entry, value;
 633         const char *key = "Available";
 634
 635         DBG("network %p available %d", network, available);
 636
 637         if (network->available == available)
 638                 return -EALREADY;
 639
 640         network->available = available;
 641
 642         if (network->registered == FALSE)
 643                 return 0;
 644
 645         if (network->connected == TRUE)
 646                 return 0;
 647
 648         if (network->remember == FALSE)
 649                 return 0;
 650
 651         signal = dbus_message_new_signal(network->element.path,
 652                                 CONNMAN_NETWORK_INTERFACE, "PropertyChanged");
 653         if (signal == NULL)
 654                 return 0;
 655
 656         dbus_message_iter_init_append(signal, &entry);
 657
 658         dbus_message_iter_append_basic(&entry, DBUS_TYPE_STRING, &key);
 659
 660         dbus_message_iter_open_container(&entry, DBUS_TYPE_VARIANT,
 661                                         DBUS_TYPE_BOOLEAN_AS_STRING, &value);
 662         dbus_message_iter_append_basic(&value, DBUS_TYPE_BOOLEAN, &available);
 663         dbus_message_iter_close_container(&entry, &value);
 664
 665         g_dbus_send_message(connection, signal);
 666
 667         return 0;
 668 }
 669
 670 /**
 671  * connman_network_get_available:
 672  * @network: network structure
 673  *
 674  * Get network available setting
 675  */
 676 connman_bool_t connman_network_get_available(struct connman_network *network)
 677 {
 678         return network->available;
 679 }
 680
 681 static gboolean set_connected(gpointer user_data)
 682 {
 683         struct connman_network *network = user_data;
 684
 685         if (network->connected == TRUE) {
 686                 struct connman_element *element;
 687                 enum connman_element_type type = CONNMAN_ELEMENT_TYPE_UNKNOWN;
 688
 689                 switch (network->protocol) {
 690                 case CONNMAN_NETWORK_PROTOCOL_UNKNOWN:
 691                         return 0;
 692                 case CONNMAN_NETWORK_PROTOCOL_IP:
 693                         type = CONNMAN_ELEMENT_TYPE_DHCP;
 694                         break;
 695                 case CONNMAN_NETWORK_PROTOCOL_PPP:
 696                         type = CONNMAN_ELEMENT_TYPE_PPP;
 697                         break;
 698                 }
 699
 700                 __connman_device_increase_connections(network->device);
 701
 702                 __connman_device_set_network(network->device, network);
 703
 704                 connman_device_set_disconnected(network->device, FALSE);
 705
 706                 element = connman_element_create(NULL);
 707                 if (element != NULL) {
 708                         element->type  = type;
 709                         element->index = network->element.index;
 710
 711                         if (connman_element_register(element,
 712                                                 &network->element) < 0)
 713                                 connman_element_unref(element);
 714                 }
 715         } else {
 716                 connman_element_unregister_children(&network->element);
 717
 718                 __connman_device_set_network(network->device, NULL);
 719
 720                 __connman_device_decrease_connections(network->device);
 721         }
 722
 723         return FALSE;
 724 }
 725
 726 /**
 727  * connman_network_set_connected:
 728  * @network: network structure
 729  * @connected: connected state
 730  *
 731  * Change connected state of network
 732  */
 733 int connman_network_set_connected(struct connman_network *network,
 734                                                 connman_bool_t connected)
 735 {
 736         DBusMessage *signal;
 737         DBusMessageIter entry, value;
 738         const char *key = "Connected";
 739
 740         DBG("network %p connected %d", network, connected);
 741
 742         if (network->connected == connected)
 743                 return -EALREADY;
 744
 745         network->connected = connected;
 746
 747         if (network->registered == FALSE) {
 748                 g_idle_add(set_connected, network);
 749                 return 0;
 750         }
 751
 752         signal = dbus_message_new_signal(network->element.path,
 753                                 CONNMAN_NETWORK_INTERFACE, "PropertyChanged");
 754         if (signal == NULL)
 755                 return 0;
 756
 757         dbus_message_iter_init_append(signal, &entry);
 758
 759         dbus_message_iter_append_basic(&entry, DBUS_TYPE_STRING, &key);
 760
 761         dbus_message_iter_open_container(&entry, DBUS_TYPE_VARIANT,
 762                                         DBUS_TYPE_BOOLEAN_AS_STRING, &value);
 763         dbus_message_iter_append_basic(&value, DBUS_TYPE_BOOLEAN, &connected);
 764         dbus_message_iter_close_container(&entry, &value);
 765
 766         g_dbus_send_message(connection, signal);
 767
 768         set_connected(network);
 769
 770         return 0;
 771 }
 772
 773 /**
 774  * connman_network_get_connected:
 775  * @network: network structure
 776  *
 777  * Get network connection status
 778  */
 779 connman_bool_t connman_network_get_connected(struct connman_network *network)
 780 {
 781         return network->connected;
 782 }
 783
 784 /**
 785  * connman_network_set_remember:
 786  * @network: network structure
 787  * @remember: remember state
 788  *
 789  * Change remember state of network (known networks)
 790  */
 791 int connman_network_set_remember(struct connman_network *network,
 792                                                 connman_bool_t remember)
 793 {
 794         DBusMessage *signal;
 795         DBusMessageIter entry, value;
 796         const char *key = "Remember";
 797
 798         DBG("network %p remember %d", network, remember);
 799
 800         if (network->remember == remember)
 801                 return -EALREADY;
 802
 803         network->remember = remember;
 804
 805         if (network->registered == FALSE)
 806                 return 0;
 807
 808         signal = dbus_message_new_signal(network->element.path,
 809                                 CONNMAN_NETWORK_INTERFACE, "PropertyChanged");
 810         if (signal == NULL)
 811                 return 0;
 812
 813         dbus_message_iter_init_append(signal, &entry);
 814
 815         dbus_message_iter_append_basic(&entry, DBUS_TYPE_STRING, &key);
 816
 817         dbus_message_iter_open_container(&entry, DBUS_TYPE_VARIANT,
 818                                         DBUS_TYPE_BOOLEAN_AS_STRING, &value);
 819         dbus_message_iter_append_basic(&value, DBUS_TYPE_BOOLEAN, &remember);
 820         dbus_message_iter_close_container(&entry, &value);
 821
 822         g_dbus_send_message(connection, signal);
 823
 824         return 0;
 825 }
 826
 827 /**
 828  * connman_network_get_remember:
 829  * @network: network structure
 830  *
 831  * Get network remember setting
 832  */
 833 connman_bool_t connman_network_get_remember(struct connman_network *network)
 834 {
 835         return network->remember;
 836 }
 837
 838 /**
 839  * connman_network_connect:
 840  * @network: network structure
 841  *
 842  * Connect network
 843  */
 844 int connman_network_connect(struct connman_network *network)
 845 {
 846         if (network->connected == TRUE)
 847                 return -EALREADY;
 848
 849         if (network->driver && network->driver->connect)
 850                 return network->driver->connect(network);
 851
 852         network->connected = TRUE;
 853
 854         return 0;
 855 }
 856
 857 int __connman_network_disconnect(struct connman_network *network)
 858 {
 859         if (network->connected == FALSE)
 860                 return -ENOTCONN;
 861
 862         connman_element_unregister_children(&network->element);
 863
 864         if (network->driver && network->driver->disconnect)
 865                 return network->driver->disconnect(network);
 866
 867         network->connected = FALSE;
 868
 869         return 0;
 870 }
 871
 872 /**
 873  * connman_network_set_string:
 874  * @network: network structure
 875  * @key: unique identifier
 876  * @value: string value
 877  *
 878  * Set string value for specific key
 879  */
 880 int connman_network_set_string(struct connman_network *network,
 881                                         const char *key, const char *value)
 882 {
 883         DBG("network %p key %s value %s", network, key, value);
 884
 885         if (g_str_equal(key, "Address") == TRUE) {
 886                 g_free(network->address);
 887                 network->address = g_strdup(value);
 888         } else if (g_str_equal(key, "Name") == TRUE) {
 889                 g_free(network->name);
 890                 network->name = g_strdup(value);
 891         } else if (g_str_equal(key, "Node") == TRUE) {
 892                 g_free(network->node);
 893                 network->node = g_strdup(value);
 894         } else if (g_str_equal(key, "WiFi.Mode") == TRUE) {
 895                 g_free(network->wifi.mode);
 896                 network->wifi.mode = g_strdup(value);
 897         } else if (g_str_equal(key, "WiFi.Security") == TRUE) {
 898                 g_free(network->wifi.security);
 899                 network->wifi.security = g_strdup(value);
 900         } else if (g_str_equal(key, "WiFi.Passphrase") == TRUE) {
 901                 g_free(network->wifi.passphrase);
 902                 network->wifi.passphrase = g_strdup(value);
 903         }
 904
 905         return connman_element_set_string(&network->element, key, value);
 906 }
 907
 908 /**
 909  * connman_network_get_string:
 910  * @network: network structure
 911  * @key: unique identifier
 912  *
 913  * Get string value for specific key
 914  */
 915 const char *connman_network_get_string(struct connman_network *network,
 916                                                         const char *key)
 917 {
 918         DBG("network %p key %s", network, key);
 919
 920         if (g_str_equal(key, "Address") == TRUE)
 921                 return network->address;
 922         else if (g_str_equal(key, "Name") == TRUE)
 923                 return network->name;
 924         else if (g_str_equal(key, "Node") == TRUE)
 925                 return network->node;
 926         else if (g_str_equal(key, "WiFi.Mode") == TRUE)
 927                 return network->wifi.mode;
 928         else if (g_str_equal(key, "WiFi.Security") == TRUE)
 929                 return network->wifi.security;
 930         else if (g_str_equal(key, "WiFi.Passphrase") == TRUE)
 931                 return network->wifi.passphrase;
 932
 933         return connman_element_get_string(&network->element, key);
 934 }
 935
 936 /**
 937  * connman_network_set_uint8:
 938  * @network: network structure
 939  * @key: unique identifier
 940  * @value: integer value
 941  *
 942  * Set integer value for specific key
 943  */
 944 int connman_network_set_uint8(struct connman_network *network,
 945                                         const char *key, connman_uint8_t value)
 946 {
 947         DBG("network %p key %s value %d", network, key, value);
 948
 949         if (g_str_equal(key, "Priority") == TRUE)
 950                 network->priority = value;
 951         else if (g_str_equal(key, "Strength") == TRUE)
 952                 network->strength = value;
 953
 954         return connman_element_set_uint8(&network->element, key, value);
 955 }
 956
 957 /**
 958  * connman_network_get_uint8:
 959  * @network: network structure
 960  * @key: unique identifier
 961  *
 962  * Get integer value for specific key
 963  */
 964 connman_uint8_t connman_network_get_uint8(struct connman_network *network,
 965                                                         const char *key)
 966 {
 967         DBG("network %p key %s", network, key);
 968
 969         if (g_str_equal(key, "Priority") == TRUE)
 970                 return network->priority;
 971         else if (g_str_equal(key, "Strength") == TRUE)
 972                 return network->strength;
 973
 974         return connman_element_get_uint8(&network->element, key);
 975 }
 976
 977 /**
 978  * connman_network_set_blob:
 979  * @network: network structure
 980  * @key: unique identifier
 981  * @data: blob data
 982  * @size: blob size
 983  *
 984  * Set binary blob value for specific key
 985  */
 986 int connman_network_set_blob(struct connman_network *network,
 987                         const char *key, const void *data, unsigned int size)
 988 {
 989         DBG("network %p key %s size %d", network, key, size);
 990
 991         if (g_str_equal(key, "WiFi.SSID") == TRUE) {
 992                 g_free(network->wifi.ssid);
 993                 network->wifi.ssid = g_try_malloc(size);
 994                 if (network->wifi.ssid != NULL) {
 995                         memcpy(network->wifi.ssid, data, size);
 996                         network->wifi.ssid_len = size;
 997                 } else
 998                         network->wifi.ssid_len = 0;
 999         }
1000
1001         return connman_element_set_blob(&network->element, key, data, size);
1002 }
1003
1004 /**
1005  * connman_network_get_blob:
1006  * @network: network structure
1007  * @key: unique identifier
1008  * @size: pointer to blob size
1009  *
1010  * Get binary blob value for specific key
1011  */
1012 const void *connman_network_get_blob(struct connman_network *network,
1013                                         const char *key, unsigned int *size)
1014 {
1015         DBG("network %p key %s", network, key);
1016
1017         if (g_str_equal(key, "WiFi.SSID") == TRUE) {
1018                 if (size != NULL)
1019                         *size = network->wifi.ssid_len;
1020                 return network->wifi.ssid;
1021         }
1022
1023         return connman_element_get_blob(&network->element, key, size);
1024 }
1025
1026 void __connman_network_set_device(struct connman_network *network,
1027                                         struct connman_device *device)
1028 {
1029         network->device = device;
1030 }
1031
1032 /**
1033  * connman_network_get_device:
1034  * @network: network structure
1035  *
1036  * Get parent device of network
1037  */
1038 struct connman_device *connman_network_get_device(struct connman_network *network)
1039 {
1040         return network->device;
1041 }
1042
1043 /**
1044  * connman_network_get_data:
1045  * @network: network structure
1046  *
1047  * Get private network data pointer
1048  */
1049 void *connman_network_get_data(struct connman_network *network)
1050 {
1051         return network->driver_data;
1052 }
1053
1054 /**
1055  * connman_network_set_data:
1056  * @network: network structure
1057  * @data: data pointer
1058  *
1059  * Set private network data pointer
1060  */
1061 void connman_network_set_data(struct connman_network *network, void *data)
1062 {
1063         network->driver_data = data;
1064 }
1065
1066 static gboolean match_driver(struct connman_network *network,
1067                                         struct connman_network_driver *driver)
1068 {
1069         if (network->type == driver->type ||
1070                         driver->type == CONNMAN_NETWORK_TYPE_UNKNOWN)
1071                 return TRUE;
1072
1073         return FALSE;
1074 }
1075
1076 static int network_probe(struct connman_element *element)
1077 {
1078         struct connman_network *network = element->network;
1079         GSList *list;
1080         int err;
1081
1082         DBG("element %p name %s", element, element->name);
1083
1084         if (network == NULL)
1085                 return -ENODEV;
1086
1087         for (list = driver_list; list; list = list->next) {
1088                 struct connman_network_driver *driver = list->data;
1089
1090                 if (match_driver(network, driver) == FALSE)
1091                         continue;
1092
1093                 DBG("driver %p name %s", driver, driver->name);
1094
1095                 if (driver->probe(network) == 0) {
1096                         network->driver = driver;
1097                         break;
1098                 }
1099         }
1100
1101         if (network->driver == NULL)
1102                 return -ENODEV;
1103
1104         err = register_interface(element);
1105         if (err < 0) {
1106                 if (network->driver->remove)
1107                         network->driver->remove(network);
1108                 return err;
1109         }
1110
1111         switch (network->type) {
1112         case CONNMAN_NETWORK_TYPE_UNKNOWN:
1113         case CONNMAN_NETWORK_TYPE_VENDOR:
1114         case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
1115         case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
1116         case CONNMAN_NETWORK_TYPE_HSO:
1117                 break;
1118         case CONNMAN_NETWORK_TYPE_WIFI:
1119         case CONNMAN_NETWORK_TYPE_WIMAX:
1120                 __connman_profile_add_network(network);
1121                 break;
1122         }
1123
1124         return 0;
1125 }
1126
1127 static void network_remove(struct connman_element *element)
1128 {
1129         struct connman_network *network = element->network;
1130
1131         DBG("element %p name %s", element, element->name);
1132
1133         if (network == NULL)
1134                 return;
1135
1136         if (network->driver == NULL)
1137                 return;
1138
1139         switch (network->type) {
1140         case CONNMAN_NETWORK_TYPE_UNKNOWN:
1141         case CONNMAN_NETWORK_TYPE_VENDOR:
1142         case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
1143         case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
1144         case CONNMAN_NETWORK_TYPE_HSO:
1145                 break;
1146         case CONNMAN_NETWORK_TYPE_WIFI:
1147         case CONNMAN_NETWORK_TYPE_WIMAX:
1148                 __connman_profile_remove_network(network);
1149                 break;
1150         }
1151
1152         unregister_interface(element);
1153
1154         if (network->driver->remove)
1155                 network->driver->remove(network);
1156 }
1157
1158 static void network_change(struct connman_element *element)
1159 {
1160         struct connman_network *network = element->network;
1161
1162         DBG("element %p name %s", element, element->name);
1163
1164         if (element->state != CONNMAN_ELEMENT_STATE_ERROR)
1165                 return;
1166
1167         if (element->error != CONNMAN_ELEMENT_ERROR_DHCP_FAILED)
1168                 return;
1169
1170         if (network->connected == FALSE)
1171                 return;
1172
1173         connman_element_unregister_children(element);
1174
1175         connman_device_set_disconnected(network->device, TRUE);
1176
1177         if (network->driver && network->driver->disconnect) {
1178                 network->driver->disconnect(network);
1179                 return;
1180         }
1181
1182         network->connected = FALSE;
1183 }
1184
1185 static struct connman_driver network_driver = {
1186         .name           = "network",
1187         .type           = CONNMAN_ELEMENT_TYPE_NETWORK,
1188         .priority       = CONNMAN_DRIVER_PRIORITY_LOW,
1189         .probe          = network_probe,
1190         .remove         = network_remove,
1191         .change         = network_change,
1192 };
1193
1194 static int network_init(struct connman_device *device)
1195 {
1196         DBG("device %p", device);
1197
1198         return 0;
1199 }
1200
1201 static int network_load(struct connman_network *network)
1202 {
1203         GKeyFile *keyfile;
1204         gchar *pathname, *data = NULL;
1205         gsize length;
1206         const char *name;
1207         char *str;
1208         int val;
1209
1210         DBG("network %p", network);
1211
1212         name = connman_device_get_name(network->device);
1213         if (name == NULL)
1214                 return -EINVAL;
1215
1216         pathname = g_strdup_printf("%s/%s.conf", STORAGEDIR, name);
1217         if (pathname == NULL)
1218                 return -ENOMEM;
1219
1220         keyfile = g_key_file_new();
1221
1222         if (g_file_get_contents(pathname, &data, &length, NULL) == FALSE) {
1223                 g_free(pathname);
1224                 return -ENOENT;
1225         }
1226
1227         g_free(pathname);
1228
1229         if (g_key_file_load_from_data(keyfile, data, length,
1230                                                         0, NULL) == FALSE) {
1231                 g_free(data);
1232                 return -EILSEQ;
1233         }
1234
1235         g_free(data);
1236
1237         network->remember = g_key_file_get_boolean(keyfile,
1238                                         network->identifier, "Remember", NULL);
1239
1240         val = g_key_file_get_integer(keyfile, network->identifier,
1241                                                         "Priority", NULL);
1242         if (val > 0)
1243                 network->priority = val;
1244
1245         str = g_key_file_get_string(keyfile,
1246                                 network->identifier, "WiFi.Security", NULL);
1247         if (str != NULL) {
1248                 g_free(network->wifi.security);
1249                 network->wifi.security = str;
1250         }
1251
1252         str = g_key_file_get_string(keyfile,
1253                                 network->identifier, "WiFi.Passphrase", NULL);
1254         if (str != NULL) {
1255                 g_free(network->wifi.passphrase);
1256                 network->wifi.passphrase = str;
1257         }
1258
1259         g_key_file_free(keyfile);
1260
1261         return 0;
1262 }
1263
1264 static int network_save(struct connman_network *network)
1265 {
1266         GKeyFile *keyfile;
1267         gchar *pathname, *data = NULL;
1268         gsize length;
1269         const char *name;
1270
1271         DBG("network %p", network);
1272
1273         name = connman_device_get_name(network->device);
1274         if (name == NULL)
1275                 return -EINVAL;
1276
1277         pathname = g_strdup_printf("%s/%s.conf", STORAGEDIR, name);
1278         if (pathname == NULL)
1279                 return -ENOMEM;
1280
1281         keyfile = g_key_file_new();
1282
1283         if (g_file_get_contents(pathname, &data, &length, NULL) == FALSE)
1284                 goto update;
1285
1286         if (length > 0) {
1287                 if (g_key_file_load_from_data(keyfile, data, length,
1288                                                         0, NULL) == FALSE)
1289                         goto done;
1290         }
1291
1292         g_free(data);
1293
1294 update:
1295         g_key_file_set_boolean(keyfile, network->identifier,
1296                                         "Remember", network->remember);
1297
1298         if (network->priority > 0)
1299                 g_key_file_set_integer(keyfile, network->identifier,
1300                                                 "Priority", network->priority);
1301
1302         if (network->remember == TRUE || network->connected == TRUE) {
1303                 if (network->wifi.security != NULL)
1304                         g_key_file_set_string(keyfile, network->identifier,
1305                                 "WiFi.Security", network->wifi.security);
1306
1307                 if (network->wifi.passphrase != NULL)
1308                         g_key_file_set_string(keyfile, network->identifier,
1309                                 "WiFi.Passphrase", network->wifi.passphrase);
1310         }
1311
1312         data = g_key_file_to_data(keyfile, &length, NULL);
1313
1314         if (g_file_set_contents(pathname, data, length, NULL) == FALSE)
1315                 connman_error("Failed to store network information");
1316
1317 done:
1318         g_free(data);
1319
1320         g_key_file_free(keyfile);
1321
1322         g_free(pathname);
1323
1324         return 0;
1325 }
1326
1327 static struct connman_storage network_storage = {
1328         .name           = "network",
1329         .priority       = CONNMAN_STORAGE_PRIORITY_LOW,
1330         .network_init   = network_init,
1331         .network_load   = network_load,
1332         .network_save   = network_save,
1333 };
1334
1335 int __connman_network_init(void)
1336 {
1337         DBG("");
1338
1339         connection = connman_dbus_get_connection();
1340
1341         if (connman_storage_register(&network_storage) < 0)
1342                 connman_error("Failed to register network storage");
1343
1344         return connman_driver_register(&network_driver);
1345 }
1346
1347 void __connman_network_cleanup(void)
1348 {
1349         DBG("");
1350
1351         connman_driver_unregister(&network_driver);
1352
1353         connman_storage_unregister(&network_storage);
1354
1355         dbus_connection_unref(connection);
1356 }