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 <errno.h>
  27 #include <string.h>
  28
  29 #include <gdbus.h>
  30
  31 #include "connman.h"
  32
  33 static unsigned int hidden_counter = 0;
  34
  35 struct connman_network {
  36         struct connman_element element;
  37         enum connman_network_type type;
  38         enum connman_network_protocol protocol;
  39         connman_bool_t secondary;
  40         connman_bool_t available;
  41         connman_bool_t connected;
  42         connman_bool_t roaming;
  43         connman_bool_t hidden;
  44         connman_uint8_t strength;
  45         connman_uint16_t frequency;
  46         char *identifier;
  47         char *address;
  48         char *name;
  49         char *node;
  50         char *group;
  51         struct connman_ipconfig *ipconfig;
  52
  53         struct connman_network_driver *driver;
  54         void *driver_data;
  55
  56         connman_bool_t registered;
  57         connman_bool_t connecting;
  58         connman_bool_t associating;
  59
  60         struct connman_device *device;
  61
  62         struct {
  63                 void *ssid;
  64                 int ssid_len;
  65                 char *mode;
  66                 unsigned short channel;
  67                 char *security;
  68                 char *passphrase;
  69         } wifi;
  70 };
  71
  72 static const char *type2string(enum connman_network_type type)
  73 {
  74         switch (type) {
  75         case CONNMAN_NETWORK_TYPE_UNKNOWN:
  76         case CONNMAN_NETWORK_TYPE_VENDOR:
  77                 break;
  78         case CONNMAN_NETWORK_TYPE_WIFI:
  79                 return "wifi";
  80         case CONNMAN_NETWORK_TYPE_WIMAX:
  81                 return "wimax";
  82         case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
  83         case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
  84                 return "bluetooth";
  85         case CONNMAN_NETWORK_TYPE_CELLULAR:
  86         case CONNMAN_NETWORK_TYPE_MBM:
  87         case CONNMAN_NETWORK_TYPE_HSO:
  88                 return "cellular";
  89         }
  90
  91         return NULL;
  92 }
  93
  94 static DBusMessage *get_properties(DBusConnection *conn,
  95                                         DBusMessage *msg, void *data)
  96 {
  97         struct connman_network *network = data;
  98         DBusMessage *reply;
  99         DBusMessageIter array, dict;
 100
 101         DBG("conn %p", conn);
 102
 103         if (__connman_security_check_privilege(msg,
 104                                         CONNMAN_SECURITY_PRIVILEGE_PUBLIC) < 0)
 105                 return __connman_error_permission_denied(msg);
 106
 107         reply = dbus_message_new_method_return(msg);
 108         if (reply == NULL)
 109                 return NULL;
 110
 111         dbus_message_iter_init_append(reply, &array);
 112
 113         dbus_message_iter_open_container(&array, DBUS_TYPE_ARRAY,
 114                         DBUS_DICT_ENTRY_BEGIN_CHAR_AS_STRING
 115                         DBUS_TYPE_STRING_AS_STRING DBUS_TYPE_VARIANT_AS_STRING
 116                         DBUS_DICT_ENTRY_END_CHAR_AS_STRING, &dict);
 117
 118         if (network->device) {
 119                 const char *path = connman_device_get_path(network->device);
 120                 if (path != NULL)
 121                         connman_dbus_dict_append_variant(&dict, "Device",
 122                                                 DBUS_TYPE_OBJECT_PATH, &path);
 123         }
 124
 125         if (network->address != NULL)
 126                 connman_dbus_dict_append_variant(&dict, "Address",
 127                                         DBUS_TYPE_STRING, &network->address);
 128
 129         if (network->name != NULL)
 130                 connman_dbus_dict_append_variant(&dict, "Name",
 131                                         DBUS_TYPE_STRING, &network->name);
 132
 133         connman_dbus_dict_append_variant(&dict, "Connected",
 134                                 DBUS_TYPE_BOOLEAN, &network->connected);
 135
 136         if (network->strength > 0)
 137                 connman_dbus_dict_append_variant(&dict, "Strength",
 138                                         DBUS_TYPE_BYTE, &network->strength);
 139
 140         if (network->frequency > 0)
 141                 connman_dbus_dict_append_variant(&dict, "Frequency",
 142                                         DBUS_TYPE_UINT16, &network->frequency);
 143
 144         if (network->wifi.ssid != NULL && network->wifi.ssid_len > 0)
 145                 connman_dbus_dict_append_array(&dict, "WiFi.SSID",
 146                                 DBUS_TYPE_BYTE, &network->wifi.ssid,
 147                                                 network->wifi.ssid_len);
 148
 149         if (network->wifi.mode != NULL)
 150                 connman_dbus_dict_append_variant(&dict, "WiFi.Mode",
 151                                 DBUS_TYPE_STRING, &network->wifi.mode);
 152
 153         if (network->wifi.channel > 0)
 154                 connman_dbus_dict_append_variant(&dict, "WiFi.Channel",
 155                                 DBUS_TYPE_UINT16, &network->wifi.channel);
 156
 157         if (network->wifi.security != NULL)
 158                 connman_dbus_dict_append_variant(&dict, "WiFi.Security",
 159                                 DBUS_TYPE_STRING, &network->wifi.security);
 160
 161         if (network->wifi.passphrase != NULL &&
 162                         __connman_security_check_privilege(msg,
 163                                 CONNMAN_SECURITY_PRIVILEGE_SECRET) == 0)
 164                 connman_dbus_dict_append_variant(&dict, "WiFi.Passphrase",
 165                                 DBUS_TYPE_STRING, &network->wifi.passphrase);
 166
 167         dbus_message_iter_close_container(&array, &dict);
 168
 169         return reply;
 170 }
 171
 172 static DBusMessage *set_property(DBusConnection *conn,
 173                                         DBusMessage *msg, void *data)
 174 {
 175         struct connman_network *network = data;
 176         DBusMessageIter iter, value;
 177         const char *name;
 178         int type;
 179
 180         DBG("conn %p", conn);
 181
 182         if (dbus_message_iter_init(msg, &iter) == FALSE)
 183                 return __connman_error_invalid_arguments(msg);
 184
 185         dbus_message_iter_get_basic(&iter, &name);
 186         dbus_message_iter_next(&iter);
 187         dbus_message_iter_recurse(&iter, &value);
 188
 189         if (__connman_security_check_privilege(msg,
 190                                         CONNMAN_SECURITY_PRIVILEGE_MODIFY) < 0)
 191                 return __connman_error_permission_denied(msg);
 192
 193         type = dbus_message_iter_get_arg_type(&value);
 194
 195         if (g_str_equal(name, "WiFi.Passphrase") == TRUE) {
 196                 const char *passphrase;
 197
 198                 if (type != DBUS_TYPE_STRING)
 199                         return __connman_error_invalid_arguments(msg);
 200
 201                 if (__connman_security_check_privilege(msg,
 202                                         CONNMAN_SECURITY_PRIVILEGE_SECRET) < 0)
 203                         return __connman_error_permission_denied(msg);
 204
 205                 dbus_message_iter_get_basic(&value, &passphrase);
 206
 207                 g_free(network->wifi.passphrase);
 208                 network->wifi.passphrase = g_strdup(passphrase);
 209         } else if (g_str_has_prefix(name, "IPv4.") == TRUE) {
 210                 int err;
 211
 212                 if (network->ipconfig == NULL)
 213                         return __connman_error_invalid_property(msg);
 214
 215                 err = __connman_ipconfig_set_ipv4(network->ipconfig,
 216                                                         name + 5, &value);
 217                 if (err < 0)
 218                         return __connman_error_failed(msg, -err);
 219         } else
 220                 return __connman_error_invalid_property(msg);
 221
 222         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
 223 }
 224
 225 static GDBusMethodTable network_methods[] = {
 226         { "GetProperties", "",   "a{sv}", get_properties },
 227         { "SetProperty",   "sv", "",      set_property   },
 228         { },
 229 };
 230
 231 static GDBusSignalTable network_signals[] = {
 232         { "PropertyChanged", "sv" },
 233         { },
 234 };
 235
 236 static DBusConnection *connection;
 237
 238 static void append_networks(struct connman_device *device,
 239                                                 DBusMessageIter *entry)
 240 {
 241         DBusMessageIter value, iter;
 242         const char *key = "Networks";
 243
 244         dbus_message_iter_append_basic(entry, DBUS_TYPE_STRING, &key);
 245
 246         dbus_message_iter_open_container(entry, DBUS_TYPE_VARIANT,
 247                 DBUS_TYPE_ARRAY_AS_STRING DBUS_TYPE_OBJECT_PATH_AS_STRING,
 248                                                                 &value);
 249
 250         dbus_message_iter_open_container(&value, DBUS_TYPE_ARRAY,
 251                                 DBUS_TYPE_OBJECT_PATH_AS_STRING, &iter);
 252         __connman_element_list((struct connman_element *) device,
 253                                         CONNMAN_ELEMENT_TYPE_NETWORK, &iter);
 254         dbus_message_iter_close_container(&value, &iter);
 255
 256         dbus_message_iter_close_container(entry, &value);
 257 }
 258
 259 static void emit_networks_signal(struct connman_device *device)
 260 {
 261         const char *path = connman_device_get_path(device);
 262         DBusMessage *signal;
 263         DBusMessageIter entry;
 264
 265         signal = dbus_message_new_signal(path,
 266                                 CONNMAN_DEVICE_INTERFACE, "PropertyChanged");
 267         if (signal == NULL)
 268                 return;
 269
 270         dbus_message_iter_init_append(signal, &entry);
 271
 272         append_networks(device, &entry);
 273
 274         g_dbus_send_message(connection, signal);
 275 }
 276
 277 static int register_interface(struct connman_element *element)
 278 {
 279         struct connman_network *network = element->network;
 280
 281         DBG("element %p name %s", element, element->name);
 282
 283         if (g_dbus_register_interface(connection, element->path,
 284                                         CONNMAN_NETWORK_INTERFACE,
 285                                         network_methods, network_signals,
 286                                         NULL, network, NULL) == FALSE) {
 287                 connman_error("Failed to register %s network", element->path);
 288                 return -EIO;
 289         }
 290
 291         network->registered = TRUE;
 292
 293         emit_networks_signal(network->device);
 294
 295         return 0;
 296 }
 297
 298 static void unregister_interface(struct connman_element *element)
 299 {
 300         struct connman_network * network = element->network;
 301
 302         DBG("element %p name %s", element, element->name);
 303
 304         network->registered = FALSE;
 305
 306         emit_networks_signal(network->device);
 307
 308         g_dbus_unregister_interface(connection, element->path,
 309                                                 CONNMAN_NETWORK_INTERFACE);
 310 }
 311
 312 connman_bool_t __connman_network_has_driver(struct connman_network *network)
 313 {
 314         if (network == NULL || network->driver == NULL)
 315                 return FALSE;
 316
 317         return network->registered;
 318 }
 319
 320 static GSList *driver_list = NULL;
 321
 322 static gint compare_priority(gconstpointer a, gconstpointer b)
 323 {
 324         const struct connman_network_driver *driver1 = a;
 325         const struct connman_network_driver *driver2 = b;
 326
 327         return driver2->priority - driver1->priority;
 328 }
 329
 330 /**
 331  * connman_network_driver_register:
 332  * @driver: network driver definition
 333  *
 334  * Register a new network driver
 335  *
 336  * Returns: %0 on success
 337  */
 338 int connman_network_driver_register(struct connman_network_driver *driver)
 339 {
 340         DBG("driver %p name %s", driver, driver->name);
 341
 342         driver_list = g_slist_insert_sorted(driver_list, driver,
 343                                                         compare_priority);
 344
 345         return 0;
 346 }
 347
 348 /**
 349  * connman_network_driver_unregister:
 350  * @driver: network driver definition
 351  *
 352  * Remove a previously registered network driver
 353  */
 354 void connman_network_driver_unregister(struct connman_network_driver *driver)
 355 {
 356         DBG("driver %p name %s", driver, driver->name);
 357
 358         driver_list = g_slist_remove(driver_list, driver);
 359 }
 360
 361 static void network_destruct(struct connman_element *element)
 362 {
 363         struct connman_network *network = element->network;
 364
 365         DBG("element %p name %s", element, element->name);
 366
 367         g_free(network->wifi.ssid);
 368         g_free(network->wifi.mode);
 369         g_free(network->wifi.security);
 370         g_free(network->wifi.passphrase);
 371
 372         g_free(network->group);
 373         g_free(network->node);
 374         g_free(network->name);
 375         g_free(network->address);
 376         g_free(network->identifier);
 377
 378         if (network->ipconfig) {
 379                 connman_ipconfig_unref(network->ipconfig);
 380                 network->ipconfig = NULL;
 381         }
 382 }
 383
 384 /**
 385  * connman_network_create:
 386  * @identifier: network identifier (for example an unqiue name)
 387  *
 388  * Allocate a new network and assign the #identifier to it.
 389  *
 390  * Returns: a newly-allocated #connman_network structure
 391  */
 392 struct connman_network *connman_network_create(const char *identifier,
 393                                                 enum connman_network_type type)
 394 {
 395         struct connman_network *network;
 396         connman_uint8_t strength = 0;
 397         const char *str;
 398         char *temp;
 399
 400         DBG("identifier %s type %d", identifier, type);
 401
 402         network = g_try_new0(struct connman_network, 1);
 403         if (network == NULL)
 404                 return NULL;
 405
 406         DBG("network %p", network);
 407
 408         __connman_element_initialize(&network->element);
 409
 410         //temp = connman_dbus_encode_string(identifier);
 411         if (identifier == NULL) {
 412                 temp = g_strdup_printf("hidden_%d", hidden_counter++);
 413                 network->hidden = TRUE;
 414         } else
 415                 temp = g_strdup(identifier);
 416
 417         if (temp == NULL) {
 418                 g_free(network);
 419                 return NULL;
 420         }
 421
 422         network->element.name = temp;
 423         network->element.type = CONNMAN_ELEMENT_TYPE_NETWORK;
 424
 425         network->element.network = network;
 426         network->element.destruct = network_destruct;
 427
 428         str = type2string(type);
 429         if (str != NULL)
 430                 connman_element_set_string(&network->element, "Type", str);
 431
 432         connman_element_set_uint8(&network->element, "Strength", strength);
 433
 434         network->type       = type;
 435         network->secondary  = FALSE;
 436         network->identifier = g_strdup(temp);
 437
 438         return network;
 439 }
 440
 441 /**
 442  * connman_network_ref:
 443  * @network: network structure
 444  *
 445  * Increase reference counter of  network
 446  */
 447 struct connman_network *connman_network_ref(struct connman_network *network)
 448 {
 449         if (connman_element_ref(&network->element) == NULL)
 450                 return NULL;
 451
 452         return network;
 453 }
 454
 455 /**
 456  * connman_network_unref:
 457  * @network: network structure
 458  *
 459  * Decrease reference counter of network
 460  */
 461 void connman_network_unref(struct connman_network *network)
 462 {
 463         connman_element_unref(&network->element);
 464 }
 465
 466 const char *__connman_network_get_type(struct connman_network *network)
 467 {
 468         return type2string(network->type);
 469 }
 470
 471 /**
 472  * connman_network_get_type:
 473  * @network: network structure
 474  *
 475  * Get type of network
 476  */
 477 enum connman_network_type connman_network_get_type(struct connman_network *network)
 478 {
 479         return network->type;
 480 }
 481
 482 /**
 483  * connman_network_get_identifier:
 484  * @network: network structure
 485  *
 486  * Get identifier of network
 487  */
 488 const char *connman_network_get_identifier(struct connman_network *network)
 489 {
 490         return network->identifier;
 491 }
 492
 493 /**
 494  * connman_network_get_path:
 495  * @network: network structure
 496  *
 497  * Get path name of network
 498  */
 499 const char *connman_network_get_path(struct connman_network *network)
 500 {
 501         return network->element.path;
 502 }
 503
 504 /**
 505  * connman_network_set_index:
 506  * @network: network structure
 507  * @index: index number
 508  *
 509  * Set index number of network
 510  */
 511 void connman_network_set_index(struct connman_network *network, int index)
 512 {
 513         network->element.index = index;
 514 }
 515
 516 /**
 517  * connman_network_get_index:
 518  * @network: network structure
 519  *
 520  * Get index number of network
 521  */
 522 int connman_network_get_index(struct connman_network *network)
 523 {
 524         return network->element.index;
 525 }
 526
 527 /**
 528  * connman_network_set_protocol:
 529  * @network: network structure
 530  * @protocol: network protocol
 531  *
 532  * Change protocol of network
 533  */
 534 void connman_network_set_protocol(struct connman_network *network,
 535                                         enum connman_network_protocol protocol)
 536 {
 537         network->protocol = protocol;
 538 }
 539
 540 /**
 541  * connman_network_set_group:
 542  * @network: network structure
 543  * @group: group name
 544  *
 545  * Set group name for automatic clustering
 546  */
 547 void connman_network_set_group(struct connman_network *network,
 548                                                         const char *group)
 549 {
 550         if (network->secondary == TRUE)
 551                 return;
 552
 553         switch (network->type) {
 554         case CONNMAN_NETWORK_TYPE_UNKNOWN:
 555         case CONNMAN_NETWORK_TYPE_VENDOR:
 556                 return;
 557         case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
 558         case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
 559         case CONNMAN_NETWORK_TYPE_CELLULAR:
 560         case CONNMAN_NETWORK_TYPE_MBM:
 561         case CONNMAN_NETWORK_TYPE_HSO:
 562         case CONNMAN_NETWORK_TYPE_WIFI:
 563         case CONNMAN_NETWORK_TYPE_WIMAX:
 564                 break;
 565         }
 566
 567         if (g_strcmp0(network->group, group) == 0) {
 568                 if (group != NULL)
 569                         __connman_profile_update_network(network);
 570                 return;
 571         }
 572
 573         if (network->group != NULL) {
 574                 __connman_profile_remove_network(network);
 575
 576                 g_free(network->group);
 577         }
 578
 579         network->group = g_strdup(group);
 580
 581         if (network->group != NULL)
 582                 __connman_profile_add_network(network);
 583 }
 584
 585 /**
 586  * connman_network_get_group:
 587  * @network: network structure
 588  *
 589  * Get group name for automatic clustering
 590  */
 591 const char *connman_network_get_group(struct connman_network *network)
 592 {
 593         return network->group;
 594 }
 595
 596 const char *__connman_network_get_ident(struct connman_network *network)
 597 {
 598         if (network->device == NULL)
 599                 return NULL;
 600
 601         return __connman_device_get_ident(network->device);
 602 }
 603
 604 connman_bool_t __connman_network_get_weakness(struct connman_network *network)
 605 {
 606         if (network->secondary == TRUE)
 607                 return FALSE;
 608
 609         switch (network->type) {
 610         case CONNMAN_NETWORK_TYPE_UNKNOWN:
 611         case CONNMAN_NETWORK_TYPE_VENDOR:
 612         case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
 613         case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
 614         case CONNMAN_NETWORK_TYPE_CELLULAR:
 615         case CONNMAN_NETWORK_TYPE_MBM:
 616         case CONNMAN_NETWORK_TYPE_HSO:
 617         case CONNMAN_NETWORK_TYPE_WIMAX:
 618                 break;
 619         case CONNMAN_NETWORK_TYPE_WIFI:
 620                 if (network->strength > 0 && network->strength < 20)
 621                         return TRUE;
 622                 break;
 623         }
 624
 625         return FALSE;
 626 }
 627
 628 /**
 629  * connman_network_set_available:
 630  * @network: network structure
 631  * @available: availability state
 632  *
 633  * Change availability state of network (in range)
 634  */
 635 int connman_network_set_available(struct connman_network *network,
 636                                                 connman_bool_t available)
 637 {
 638         DBG("network %p available %d", network, available);
 639
 640         if (network->available == available)
 641                 return -EALREADY;
 642
 643         network->available = available;
 644
 645         return 0;
 646 }
 647
 648 /**
 649  * connman_network_get_available:
 650  * @network: network structure
 651  *
 652  * Get network available setting
 653  */
 654 connman_bool_t connman_network_get_available(struct connman_network *network)
 655 {
 656         if (network->hidden == TRUE)
 657                 return TRUE;
 658
 659         return network->available;
 660 }
 661
 662 /**
 663  * connman_network_set_associating:
 664  * @network: network structure
 665  * @associating: associating state
 666  *
 667  * Change associating state of network
 668  */
 669 int connman_network_set_associating(struct connman_network *network,
 670                                                 connman_bool_t associating)
 671 {
 672         DBG("network %p associating %d", network, associating);
 673
 674         if (network->associating == associating)
 675                 return -EALREADY;
 676
 677         network->associating = associating;
 678
 679         if (associating == TRUE) {
 680                 struct connman_service *service;
 681
 682                 service = __connman_service_lookup_from_network(network);
 683                 __connman_service_indicate_state(service,
 684                                         CONNMAN_SERVICE_STATE_ASSOCIATION);
 685         }
 686
 687         return 0;
 688 }
 689
 690 static void set_associate_error(struct connman_network *network)
 691 {
 692         struct connman_service *service;
 693
 694         if (network->associating == FALSE)
 695                 return ;
 696
 697         network->associating = FALSE;
 698
 699         service = __connman_service_lookup_from_network(network);
 700
 701         __connman_service_indicate_state(service,
 702                                         CONNMAN_SERVICE_STATE_FAILURE);
 703 }
 704
 705 void connman_network_set_error(struct connman_network *network,
 706                                         enum connman_network_error error)
 707 {
 708         DBG("nework %p, error %d", network, error);
 709
 710         switch (error) {
 711         case CONNMAN_NETWORK_ERROR_UNKNOWN:
 712                 return;
 713         case CONNMAN_NETWORK_ERROR_ASSOCIATE_FAIL:
 714                 set_associate_error(network);
 715                 break;
 716         }
 717 }
 718
 719 static gboolean set_connected(gpointer user_data)
 720 {
 721         struct connman_network *network = user_data;
 722         struct connman_service *service;
 723
 724         service = __connman_service_lookup_from_network(network);
 725
 726         if (network->connected == TRUE) {
 727                 struct connman_element *element;
 728                 enum connman_element_type type = CONNMAN_ELEMENT_TYPE_UNKNOWN;
 729
 730                 switch (network->protocol) {
 731                 case CONNMAN_NETWORK_PROTOCOL_UNKNOWN:
 732                         return 0;
 733                 case CONNMAN_NETWORK_PROTOCOL_IP:
 734                         type = CONNMAN_ELEMENT_TYPE_DHCP;
 735                         break;
 736                 case CONNMAN_NETWORK_PROTOCOL_PPP:
 737                         type = CONNMAN_ELEMENT_TYPE_PPP;
 738                         break;
 739                 }
 740
 741                 __connman_device_increase_connections(network->device);
 742
 743                 __connman_device_set_network(network->device, network);
 744
 745                 connman_device_set_disconnected(network->device, FALSE);
 746
 747                 element = connman_element_create(NULL);
 748                 if (element != NULL) {
 749                         element->type  = type;
 750                         element->index = network->element.index;
 751
 752                         if (connman_element_register(element,
 753                                                 &network->element) < 0)
 754                                 connman_element_unref(element);
 755
 756                         __connman_service_indicate_state(service,
 757                                         CONNMAN_SERVICE_STATE_CONFIGURATION);
 758                 }
 759         } else {
 760                 connman_element_unregister_children(&network->element);
 761
 762                 __connman_device_set_network(network->device, NULL);
 763                 network->hidden = FALSE;
 764
 765                 __connman_device_decrease_connections(network->device);
 766
 767                 __connman_service_indicate_state(service,
 768                                                 CONNMAN_SERVICE_STATE_IDLE);
 769         }
 770
 771         network->connecting = FALSE;
 772
 773         connman_network_set_associating(network, FALSE);
 774
 775         return FALSE;
 776 }
 777
 778 /**
 779  * connman_network_set_connected:
 780  * @network: network structure
 781  * @connected: connected state
 782  *
 783  * Change connected state of network
 784  */
 785 int connman_network_set_connected(struct connman_network *network,
 786                                                 connman_bool_t connected)
 787 {
 788         DBusMessage *signal;
 789         DBusMessageIter entry, value;
 790         const char *key = "Connected";
 791
 792         DBG("network %p connected %d", network, connected);
 793
 794         if ((network->connecting == TRUE || network->associating == TRUE) &&
 795                                                         connected == FALSE) {
 796                 connman_element_set_error(&network->element,
 797                                         CONNMAN_ELEMENT_ERROR_CONNECT_FAILED);
 798                 __connman_network_disconnect(network);
 799         }
 800
 801         if (network->connected == connected)
 802                 return -EALREADY;
 803
 804         network->connected = connected;
 805
 806         if (network->registered == FALSE) {
 807                 g_idle_add(set_connected, network);
 808                 return 0;
 809         }
 810
 811         signal = dbus_message_new_signal(network->element.path,
 812                                 CONNMAN_NETWORK_INTERFACE, "PropertyChanged");
 813         if (signal == NULL)
 814                 return 0;
 815
 816         dbus_message_iter_init_append(signal, &entry);
 817
 818         dbus_message_iter_append_basic(&entry, DBUS_TYPE_STRING, &key);
 819
 820         dbus_message_iter_open_container(&entry, DBUS_TYPE_VARIANT,
 821                                         DBUS_TYPE_BOOLEAN_AS_STRING, &value);
 822         dbus_message_iter_append_basic(&value, DBUS_TYPE_BOOLEAN, &connected);
 823         dbus_message_iter_close_container(&entry, &value);
 824
 825         g_dbus_send_message(connection, signal);
 826
 827         set_connected(network);
 828
 829         return 0;
 830 }
 831
 832 /**
 833  * connman_network_get_connected:
 834  * @network: network structure
 835  *
 836  * Get network connection status
 837  */
 838 connman_bool_t connman_network_get_connected(struct connman_network *network)
 839 {
 840         return network->connected;
 841 }
 842
 843 /**
 844  * connman_network_get_associating:
 845  * @network: network structure
 846  *
 847  * Get network associating status
 848  */
 849 connman_bool_t connman_network_get_associating(struct connman_network *network)
 850 {
 851         return network->associating;
 852 }
 853
 854 /**
 855  * __connman_network_connect:
 856  * @network: network structure
 857  *
 858  * Connect network
 859  */
 860 int __connman_network_connect(struct connman_network *network)
 861 {
 862         int err;
 863
 864         DBG("network %p", network);
 865
 866         if (network->connected == TRUE)
 867                 return -EISCONN;
 868
 869         if (network->connecting == TRUE || network->associating == TRUE)
 870                 return -EALREADY;
 871
 872         if (network->driver == NULL)
 873                 return -EUNATCH;
 874
 875         if (network->driver->connect == NULL)
 876                 return -ENOSYS;
 877
 878         __connman_device_disconnect(network->device);
 879
 880         network->connecting = TRUE;
 881
 882         err = network->driver->connect(network);
 883         if (err < 0) {
 884                 if (err == -EINPROGRESS)
 885                         connman_network_set_associating(network, TRUE);
 886                 else
 887                         network->hidden = FALSE;
 888
 889                 return err;
 890         }
 891
 892         network->connected = TRUE;
 893         set_connected(network);
 894
 895         return err;
 896 }
 897
 898 /**
 899  * __connman_network_disconnect:
 900  * @network: network structure
 901  *
 902  * Disconnect network
 903  */
 904 int __connman_network_disconnect(struct connman_network *network)
 905 {
 906         int err;
 907
 908         DBG("network %p", network);
 909
 910         if (network->connected == FALSE && network->connecting == FALSE &&
 911                                                 network->associating == FALSE)
 912                 return -ENOTCONN;
 913
 914         if (network->driver == NULL)
 915                 return -EUNATCH;
 916
 917         if (network->driver->disconnect == NULL)
 918                 return -ENOSYS;
 919
 920         network->connecting = FALSE;
 921
 922         err = network->driver->disconnect(network);
 923         if (err == 0) {
 924                 network->connected = FALSE;
 925                 set_connected(network);
 926         }
 927
 928         return err;
 929 }
 930
 931 /**
 932  * connman_network_set_address:
 933  * @network: network structure
 934  * @address: binary address value
 935  * @size: binary address length
 936  *
 937  * Set unique address value for network
 938  */
 939 int connman_network_set_address(struct connman_network *network,
 940                                 const void *address, unsigned int size)
 941 {
 942         const unsigned char *addr_octet = address;
 943         char *str;
 944
 945         DBG("network %p size %d", network, size);
 946
 947         if (size != 6)
 948                 return -EINVAL;
 949
 950         str = g_strdup_printf("%02X:%02X:%02X:%02X:%02X:%02X",
 951                                 addr_octet[0], addr_octet[1], addr_octet[2],
 952                                 addr_octet[3], addr_octet[4], addr_octet[5]);
 953         if (str == NULL)
 954                 return -ENOMEM;
 955
 956         g_free(network->address);
 957         network->address = str;
 958
 959         return connman_element_set_string(&network->element,
 960                                                 "Address", network->address);
 961 }
 962
 963 /**
 964  * connman_network_set_name:
 965  * @network: network structure
 966  * @name: name value
 967  *
 968  * Set display name value for network
 969  */
 970 int connman_network_set_name(struct connman_network *network,
 971                                                         const char *name)
 972 {
 973         DBG("network %p name %s", network, name);
 974
 975         g_free(network->name);
 976         network->name = g_strdup(name);
 977
 978         return connman_element_set_string(&network->element, "Name", name);
 979 }
 980
 981 /**
 982  * connman_network_set_strength:
 983  * @network: network structure
 984  * @strength: strength value
 985  *
 986  * Set signal strength value for network
 987  */
 988 int connman_network_set_strength(struct connman_network *network,
 989                                                 connman_uint8_t strength)
 990 {
 991         DBG("network %p strengh %d", network, strength);
 992
 993         network->strength = strength;
 994
 995         return connman_element_set_uint8(&network->element,
 996                                                 "Strength", strength);
 997 }
 998
 999 /**
1000  * connman_network_set_roaming:
1001  * @network: network structure
1002  * @roaming: roaming state
1003  *
1004  * Set roaming state for network
1005  */
1006 int connman_network_set_roaming(struct connman_network *network,
1007                                                 connman_bool_t roaming)
1008 {
1009         DBG("network %p roaming %d", network, roaming);
1010
1011         network->roaming = roaming;
1012
1013         return connman_element_set_bool(&network->element,
1014                                                 "Roaming", roaming);
1015 }
1016
1017 /**
1018  * connman_network_set_string:
1019  * @network: network structure
1020  * @key: unique identifier
1021  * @value: string value
1022  *
1023  * Set string value for specific key
1024  */
1025 int connman_network_set_string(struct connman_network *network,
1026                                         const char *key, const char *value)
1027 {
1028         DBG("network %p key %s value %s", network, key, value);
1029
1030         if (g_strcmp0(key, "Name") == 0)
1031                 return connman_network_set_name(network, value);
1032
1033         if (g_str_equal(key, "Address") == TRUE) {
1034                 g_free(network->address);
1035                 network->address = g_strdup(value);
1036         } else if (g_str_equal(key, "Node") == TRUE) {
1037                 g_free(network->node);
1038                 network->node = g_strdup(value);
1039         } else if (g_str_equal(key, "WiFi.Mode") == TRUE) {
1040                 g_free(network->wifi.mode);
1041                 network->wifi.mode = g_strdup(value);
1042         } else if (g_str_equal(key, "WiFi.Security") == TRUE) {
1043                 g_free(network->wifi.security);
1044                 network->wifi.security = g_strdup(value);
1045         } else if (g_str_equal(key, "WiFi.Passphrase") == TRUE) {
1046                 g_free(network->wifi.passphrase);
1047                 network->wifi.passphrase = g_strdup(value);
1048         }
1049
1050         return connman_element_set_string(&network->element, key, value);
1051 }
1052
1053 /**
1054  * connman_network_get_string:
1055  * @network: network structure
1056  * @key: unique identifier
1057  *
1058  * Get string value for specific key
1059  */
1060 const char *connman_network_get_string(struct connman_network *network,
1061                                                         const char *key)
1062 {
1063         DBG("network %p key %s", network, key);
1064
1065         if (g_str_equal(key, "Address") == TRUE)
1066                 return network->address;
1067         else if (g_str_equal(key, "Name") == TRUE)
1068                 return network->name;
1069         else if (g_str_equal(key, "Node") == TRUE)
1070                 return network->node;
1071         else if (g_str_equal(key, "WiFi.Mode") == TRUE)
1072                 return network->wifi.mode;
1073         else if (g_str_equal(key, "WiFi.Security") == TRUE)
1074                 return network->wifi.security;
1075         else if (g_str_equal(key, "WiFi.Passphrase") == TRUE)
1076                 return network->wifi.passphrase;
1077
1078         return connman_element_get_string(&network->element, key);
1079 }
1080
1081 /**
1082  * connman_network_set_bool:
1083  * @network: network structure
1084  * @key: unique identifier
1085  * @value: boolean value
1086  *
1087  * Set boolean value for specific key
1088  */
1089 int connman_network_set_bool(struct connman_network *network,
1090                                         const char *key, connman_bool_t value)
1091 {
1092         DBG("network %p key %s value %d", network, key, value);
1093
1094         if (g_strcmp0(key, "Roaming") == 0)
1095                 return connman_network_set_roaming(network, value);
1096
1097         return connman_element_set_bool(&network->element, key, value);
1098 }
1099
1100 /**
1101  * connman_network_get_bool:
1102  * @network: network structure
1103  * @key: unique identifier
1104  *
1105  * Get boolean value for specific key
1106  */
1107 connman_bool_t connman_network_get_bool(struct connman_network *network,
1108                                                         const char *key)
1109 {
1110         DBG("network %p key %s", network, key);
1111
1112         if (g_str_equal(key, "Roaming") == TRUE)
1113                 return network->roaming;
1114
1115         return connman_element_get_bool(&network->element, key);
1116 }
1117
1118 /**
1119  * connman_network_set_uint8:
1120  * @network: network structure
1121  * @key: unique identifier
1122  * @value: integer value
1123  *
1124  * Set integer value for specific key
1125  */
1126 int connman_network_set_uint8(struct connman_network *network,
1127                                         const char *key, connman_uint8_t value)
1128 {
1129         DBG("network %p key %s value %d", network, key, value);
1130
1131         if (g_strcmp0(key, "Strength") == 0)
1132                 return connman_network_set_strength(network, value);
1133
1134         return connman_element_set_uint8(&network->element, key, value);
1135 }
1136
1137 /**
1138  * connman_network_get_uint8:
1139  * @network: network structure
1140  * @key: unique identifier
1141  *
1142  * Get integer value for specific key
1143  */
1144 connman_uint8_t connman_network_get_uint8(struct connman_network *network,
1145                                                         const char *key)
1146 {
1147         DBG("network %p key %s", network, key);
1148
1149         if (g_str_equal(key, "Strength") == TRUE)
1150                 return network->strength;
1151
1152         return connman_element_get_uint8(&network->element, key);
1153 }
1154
1155 /**
1156  * connman_network_set_uint16:
1157  * @network: network structure
1158  * @key: unique identifier
1159  * @value: integer value
1160  *
1161  * Set integer value for specific key
1162  */
1163 int connman_network_set_uint16(struct connman_network *network,
1164                                 const char *key, connman_uint16_t value)
1165 {
1166         DBG("network %p key %s value %d", network, key, value);
1167
1168         if (g_str_equal(key, "Frequency") == TRUE)
1169                 network->frequency = value;
1170         else if (g_str_equal(key, "WiFi.Channel") == TRUE)
1171                 network->wifi.channel = value;
1172
1173         return -EINVAL;
1174 }
1175
1176 /**
1177  * connman_network_get_uint16:
1178  * @network: network structure
1179  * @key: unique identifier
1180  *
1181  * Get integer value for specific key
1182  */
1183 connman_uint16_t connman_network_get_uint16(struct connman_network *network,
1184                                                         const char *key)
1185 {
1186         DBG("network %p key %s", network, key);
1187
1188         if (g_str_equal(key, "Frequency") == TRUE)
1189                 return network->frequency;
1190         else if (g_str_equal(key, "WiFi.Channel") == TRUE)
1191                 return network->wifi.channel;
1192
1193         return 0;
1194 }
1195
1196 /**
1197  * connman_network_set_blob:
1198  * @network: network structure
1199  * @key: unique identifier
1200  * @data: blob data
1201  * @size: blob size
1202  *
1203  * Set binary blob value for specific key
1204  */
1205 int connman_network_set_blob(struct connman_network *network,
1206                         const char *key, const void *data, unsigned int size)
1207 {
1208         DBG("network %p key %s size %d", network, key, size);
1209
1210         if (g_strcmp0(key, "Address") == 0)
1211                 return connman_network_set_address(network, data, size);
1212
1213         if (g_str_equal(key, "WiFi.SSID") == TRUE) {
1214                 g_free(network->wifi.ssid);
1215                 network->wifi.ssid = g_try_malloc(size);
1216                 if (network->wifi.ssid != NULL) {
1217                         memcpy(network->wifi.ssid, data, size);
1218                         network->wifi.ssid_len = size;
1219                 } else
1220                         network->wifi.ssid_len = 0;
1221         }
1222
1223         return connman_element_set_blob(&network->element, key, data, size);
1224 }
1225
1226 /**
1227  * connman_network_get_blob:
1228  * @network: network structure
1229  * @key: unique identifier
1230  * @size: pointer to blob size
1231  *
1232  * Get binary blob value for specific key
1233  */
1234 const void *connman_network_get_blob(struct connman_network *network,
1235                                         const char *key, unsigned int *size)
1236 {
1237         DBG("network %p key %s", network, key);
1238
1239         if (g_str_equal(key, "WiFi.SSID") == TRUE) {
1240                 if (size != NULL)
1241                         *size = network->wifi.ssid_len;
1242                 return network->wifi.ssid;
1243         }
1244
1245         return connman_element_get_blob(&network->element, key, size);
1246 }
1247
1248 void __connman_network_set_device(struct connman_network *network,
1249                                         struct connman_device *device)
1250 {
1251         network->device = device;
1252 }
1253
1254 /**
1255  * connman_network_get_device:
1256  * @network: network structure
1257  *
1258  * Get parent device of network
1259  */
1260 struct connman_device *connman_network_get_device(struct connman_network *network)
1261 {
1262         return network->device;
1263 }
1264
1265 /**
1266  * connman_network_get_data:
1267  * @network: network structure
1268  *
1269  * Get private network data pointer
1270  */
1271 void *connman_network_get_data(struct connman_network *network)
1272 {
1273         return network->driver_data;
1274 }
1275
1276 /**
1277  * connman_network_set_data:
1278  * @network: network structure
1279  * @data: data pointer
1280  *
1281  * Set private network data pointer
1282  */
1283 void connman_network_set_data(struct connman_network *network, void *data)
1284 {
1285         network->driver_data = data;
1286 }
1287
1288 static gboolean match_driver(struct connman_network *network,
1289                                         struct connman_network_driver *driver)
1290 {
1291         if (network->type == driver->type ||
1292                         driver->type == CONNMAN_NETWORK_TYPE_UNKNOWN)
1293                 return TRUE;
1294
1295         return FALSE;
1296 }
1297
1298 static int network_probe(struct connman_element *element)
1299 {
1300         struct connman_network *network = element->network;
1301         GSList *list;
1302         int err;
1303
1304         DBG("element %p name %s", element, element->name);
1305
1306         if (network == NULL)
1307                 return -ENODEV;
1308
1309         for (list = driver_list; list; list = list->next) {
1310                 struct connman_network_driver *driver = list->data;
1311
1312                 if (match_driver(network, driver) == FALSE)
1313                         continue;
1314
1315                 DBG("driver %p name %s", driver, driver->name);
1316
1317                 if (driver->probe(network) == 0) {
1318                         network->driver = driver;
1319                         break;
1320                 }
1321         }
1322
1323         if (network->driver == NULL)
1324                 return -ENODEV;
1325
1326         err = register_interface(element);
1327         if (err < 0) {
1328                 if (network->driver->remove)
1329                         network->driver->remove(network);
1330                 return err;
1331         }
1332
1333         network->secondary = connman_device_get_secondary(network->device);
1334
1335         switch (network->type) {
1336         case CONNMAN_NETWORK_TYPE_UNKNOWN:
1337         case CONNMAN_NETWORK_TYPE_VENDOR:
1338                 break;
1339         case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
1340         case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
1341         case CONNMAN_NETWORK_TYPE_CELLULAR:
1342         case CONNMAN_NETWORK_TYPE_MBM:
1343         case CONNMAN_NETWORK_TYPE_HSO:
1344         case CONNMAN_NETWORK_TYPE_WIFI:
1345         case CONNMAN_NETWORK_TYPE_WIMAX:
1346                 if (network->group != NULL && network->secondary == FALSE)
1347                         __connman_profile_add_network(network);
1348                 break;
1349         }
1350
1351         return 0;
1352 }
1353
1354 static void network_remove(struct connman_element *element)
1355 {
1356         struct connman_network *network = element->network;
1357
1358         DBG("element %p name %s", element, element->name);
1359
1360         if (network == NULL)
1361                 return;
1362
1363         if (network->driver == NULL)
1364                 return;
1365
1366         switch (network->type) {
1367         case CONNMAN_NETWORK_TYPE_UNKNOWN:
1368         case CONNMAN_NETWORK_TYPE_VENDOR:
1369                 break;
1370         case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
1371         case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
1372         case CONNMAN_NETWORK_TYPE_CELLULAR:
1373         case CONNMAN_NETWORK_TYPE_MBM:
1374         case CONNMAN_NETWORK_TYPE_HSO:
1375         case CONNMAN_NETWORK_TYPE_WIFI:
1376         case CONNMAN_NETWORK_TYPE_WIMAX:
1377                 if (network->group != NULL && network->secondary == FALSE) {
1378                         __connman_profile_remove_network(network);
1379
1380                         g_free(network->group);
1381                         network->group = NULL;
1382                 }
1383                 break;
1384         }
1385
1386         unregister_interface(element);
1387
1388         if (network->driver->remove)
1389                 network->driver->remove(network);
1390 }
1391
1392 static void network_change(struct connman_element *element)
1393 {
1394         struct connman_network *network = element->network;
1395
1396         DBG("element %p name %s", element, element->name);
1397
1398         if (element->state != CONNMAN_ELEMENT_STATE_ERROR)
1399                 return;
1400
1401         if (element->error != CONNMAN_ELEMENT_ERROR_DHCP_FAILED)
1402                 return;
1403
1404         if (network->connected == FALSE)
1405                 return;
1406
1407         connman_element_unregister_children(element);
1408
1409         connman_device_set_disconnected(network->device, TRUE);
1410
1411         if (network->driver && network->driver->disconnect) {
1412                 network->driver->disconnect(network);
1413                 return;
1414         }
1415
1416         network->connected = FALSE;
1417 }
1418
1419 static struct connman_driver network_driver = {
1420         .name           = "network",
1421         .type           = CONNMAN_ELEMENT_TYPE_NETWORK,
1422         .priority       = CONNMAN_DRIVER_PRIORITY_LOW,
1423         .probe          = network_probe,
1424         .remove         = network_remove,
1425         .change         = network_change,
1426 };
1427
1428 int __connman_network_init(void)
1429 {
1430         DBG("");
1431
1432         connection = connman_dbus_get_connection();
1433
1434         return connman_driver_register(&network_driver);
1435 }
1436
1437 void __connman_network_cleanup(void)
1438 {
1439         DBG("");
1440
1441         connman_driver_unregister(&network_driver);
1442
1443         dbus_connection_unref(connection);
1444 }