git.maemo.org Git - connman/blob - src/network.c

   1 /*
   2  *
   3  *  Connection Manager
   4  *
   5  *  Copyright (C) 2007-2009  Intel Corporation. All rights reserved.
   6  *
   7  *  This program is free software; you can redistribute it and/or modify
   8  *  it under the terms of the GNU General Public License version 2 as
   9  *  published by the Free Software Foundation.
  10  *
  11  *  This program is distributed in the hope that it will be useful,
  12  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  *  GNU General Public License for more details.
  15  *
  16  *  You should have received a copy of the GNU General Public License
  17  *  along with this program; if not, write to the Free Software
  18  *  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
  19  *
  20  */
  21
  22 #ifdef HAVE_CONFIG_H
  23 #include <config.h>
  24 #endif
  25
  26 #include <string.h>
  27
  28 #include <gdbus.h>
  29
  30 #include "connman.h"
  31
  32 struct connman_network {
  33         struct connman_element element;
  34         enum connman_network_type type;
  35         enum connman_network_protocol protocol;
  36         connman_bool_t associating;
  37         connman_bool_t secondary;
  38         connman_bool_t available;
  39         connman_bool_t connected;
  40         connman_bool_t remember;
  41         connman_uint8_t priority;
  42         connman_uint8_t strength;
  43         char *identifier;
  44         char *address;
  45         char *name;
  46         char *node;
  47         char *group;
  48
  49         struct connman_network_driver *driver;
  50         void *driver_data;
  51
  52         connman_bool_t registered;
  53
  54         struct connman_device *device;
  55
  56         struct {
  57                 void *ssid;
  58                 int ssid_len;
  59                 char *mode;
  60                 char *security;
  61                 char *passphrase;
  62         } wifi;
  63 };
  64
  65 static const char *type2string(enum connman_network_type type)
  66 {
  67         switch (type) {
  68         case CONNMAN_NETWORK_TYPE_UNKNOWN:
  69         case CONNMAN_NETWORK_TYPE_VENDOR:
  70                 break;
  71         case CONNMAN_NETWORK_TYPE_WIFI:
  72                 return "wifi";
  73         case CONNMAN_NETWORK_TYPE_WIMAX:
  74                 return "wimax";
  75         case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
  76         case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
  77                 return "bluetooth";
  78         case CONNMAN_NETWORK_TYPE_HSO:
  79                 return "cellular";
  80         }
  81
  82         return NULL;
  83 }
  84
  85 static DBusMessage *get_properties(DBusConnection *conn,
  86                                         DBusMessage *msg, void *data)
  87 {
  88         struct connman_network *network = data;
  89         DBusMessage *reply;
  90         DBusMessageIter array, dict;
  91
  92         DBG("conn %p", conn);
  93
  94         if (__connman_security_check_privilege(msg,
  95                                         CONNMAN_SECURITY_PRIVILEGE_PUBLIC) < 0)
  96                 return __connman_error_permission_denied(msg);
  97
  98         reply = dbus_message_new_method_return(msg);
  99         if (reply == NULL)
 100                 return NULL;
 101
 102         dbus_message_iter_init_append(reply, &array);
 103
 104         dbus_message_iter_open_container(&array, DBUS_TYPE_ARRAY,
 105                         DBUS_DICT_ENTRY_BEGIN_CHAR_AS_STRING
 106                         DBUS_TYPE_STRING_AS_STRING DBUS_TYPE_VARIANT_AS_STRING
 107                         DBUS_DICT_ENTRY_END_CHAR_AS_STRING, &dict);
 108
 109         if (network->device) {
 110                 const char *path = connman_device_get_path(network->device);
 111                 if (path != NULL)
 112                         connman_dbus_dict_append_variant(&dict, "Device",
 113                                                 DBUS_TYPE_OBJECT_PATH, &path);
 114         }
 115
 116         if (network->address != NULL)
 117                 connman_dbus_dict_append_variant(&dict, "Address",
 118                                         DBUS_TYPE_STRING, &network->address);
 119
 120         if (network->name != NULL)
 121                 connman_dbus_dict_append_variant(&dict, "Name",
 122                                         DBUS_TYPE_STRING, &network->name);
 123
 124         connman_dbus_dict_append_variant(&dict, "Available",
 125                                 DBUS_TYPE_BOOLEAN, &network->available);
 126
 127         connman_dbus_dict_append_variant(&dict, "Connected",
 128                                 DBUS_TYPE_BOOLEAN, &network->connected);
 129
 130         connman_dbus_dict_append_variant(&dict, "Remember",
 131                                 DBUS_TYPE_BOOLEAN, &network->remember);
 132
 133         if (network->priority > 0)
 134                 connman_dbus_dict_append_variant(&dict, "Priority",
 135                                         DBUS_TYPE_BYTE, &network->priority);
 136
 137         if (network->strength > 0)
 138                 connman_dbus_dict_append_variant(&dict, "Strength",
 139                                         DBUS_TYPE_BYTE, &network->strength);
 140
 141         if (network->wifi.ssid != NULL && network->wifi.ssid_len > 0)
 142                 connman_dbus_dict_append_array(&dict, "WiFi.SSID",
 143                                 DBUS_TYPE_BYTE, &network->wifi.ssid,
 144                                                 network->wifi.ssid_len);
 145
 146         if (network->wifi.mode != NULL)
 147                 connman_dbus_dict_append_variant(&dict, "WiFi.Mode",
 148                                 DBUS_TYPE_STRING, &network->wifi.mode);
 149
 150         if (network->wifi.security != NULL)
 151                 connman_dbus_dict_append_variant(&dict, "WiFi.Security",
 152                                 DBUS_TYPE_STRING, &network->wifi.security);
 153
 154         if (network->wifi.passphrase != NULL &&
 155                         __connman_security_check_privilege(msg,
 156                                 CONNMAN_SECURITY_PRIVILEGE_SECRET) == 0)
 157                 connman_dbus_dict_append_variant(&dict, "WiFi.Passphrase",
 158                                 DBUS_TYPE_STRING, &network->wifi.passphrase);
 159
 160         dbus_message_iter_close_container(&array, &dict);
 161
 162         return reply;
 163 }
 164
 165 static DBusMessage *set_property(DBusConnection *conn,
 166                                         DBusMessage *msg, void *data)
 167 {
 168         struct connman_network *network = data;
 169         DBusMessageIter iter, value;
 170         const char *name;
 171         int type;
 172
 173         DBG("conn %p", conn);
 174
 175         if (dbus_message_iter_init(msg, &iter) == FALSE)
 176                 return __connman_error_invalid_arguments(msg);
 177
 178         dbus_message_iter_get_basic(&iter, &name);
 179         dbus_message_iter_next(&iter);
 180         dbus_message_iter_recurse(&iter, &value);
 181
 182         if (__connman_security_check_privilege(msg,
 183                                         CONNMAN_SECURITY_PRIVILEGE_MODIFY) < 0)
 184                 return __connman_error_permission_denied(msg);
 185
 186         type = dbus_message_iter_get_arg_type(&value);
 187
 188         if (g_str_equal(name, "Remember") == TRUE) {
 189                 connman_bool_t remember;
 190
 191                 if (type != DBUS_TYPE_BOOLEAN)
 192                         return __connman_error_invalid_arguments(msg);
 193
 194                 dbus_message_iter_get_basic(&value, &remember);
 195
 196                 if (network->remember == remember)
 197                         return __connman_error_invalid_arguments(msg);
 198
 199                 network->remember = remember;
 200         } else if (g_str_equal(name, "WiFi.Passphrase") == TRUE) {
 201                 const char *passphrase;
 202
 203                 if (type != DBUS_TYPE_STRING)
 204                         return __connman_error_invalid_arguments(msg);
 205
 206                 if (__connman_security_check_privilege(msg,
 207                                         CONNMAN_SECURITY_PRIVILEGE_SECRET) < 0)
 208                         return __connman_error_permission_denied(msg);
 209
 210                 dbus_message_iter_get_basic(&value, &passphrase);
 211
 212                 g_free(network->wifi.passphrase);
 213                 network->wifi.passphrase = g_strdup(passphrase);
 214         } else if (g_str_equal(name, "Priority") == TRUE) {
 215                 connman_uint8_t priority;
 216
 217                 if (type != DBUS_TYPE_BYTE)
 218                         return __connman_error_invalid_arguments(msg);
 219
 220                 dbus_message_iter_get_basic(&value, &priority);
 221
 222                 network->priority = priority;
 223         }
 224
 225         __connman_storage_save_network(network);
 226
 227         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
 228 }
 229
 230 static DBusMessage *do_connect(DBusConnection *conn,
 231                                         DBusMessage *msg, void *data)
 232 {
 233         struct connman_network *network = data;
 234         int err;
 235
 236         DBG("conn %p", conn);
 237
 238         if (__connman_security_check_privilege(msg,
 239                                         CONNMAN_SECURITY_PRIVILEGE_MODIFY) < 0)
 240                 return __connman_error_permission_denied(msg);
 241
 242         if (network->connected == TRUE)
 243                 return __connman_error_failed(msg, EALREADY);
 244
 245         if (network->driver && network->driver->connect) {
 246                 enum connman_device_mode mode;
 247
 248                 mode = connman_device_get_mode(network->device);
 249                 if (mode == CONNMAN_DEVICE_MODE_NETWORK_SINGLE)
 250                         __connman_device_disconnect(network->device);
 251
 252                 err = network->driver->connect(network);
 253                 if (err < 0 && err != -EINPROGRESS)
 254                         return __connman_error_failed(msg, -err);
 255         } else
 256                 network->connected = TRUE;
 257
 258         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
 259 }
 260
 261 static DBusMessage *do_disconnect(DBusConnection *conn,
 262                                         DBusMessage *msg, void *data)
 263 {
 264         struct connman_network *network = data;
 265         int err;
 266
 267         DBG("conn %p", conn);
 268
 269         if (__connman_security_check_privilege(msg,
 270                                         CONNMAN_SECURITY_PRIVILEGE_MODIFY) < 0)
 271                 return __connman_error_permission_denied(msg);
 272
 273         if (network->connected == FALSE)
 274                 return __connman_error_failed(msg, EINVAL);
 275
 276         connman_element_unregister_children(&network->element);
 277
 278         connman_device_set_disconnected(network->device, TRUE);
 279
 280         if (network->driver && network->driver->disconnect) {
 281                 err = network->driver->disconnect(network);
 282                 if (err < 0 && err != -EINPROGRESS)
 283                         return __connman_error_failed(msg, -err);
 284         } else
 285                 network->connected = FALSE;
 286
 287         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
 288 }
 289
 290 static GDBusMethodTable network_methods[] = {
 291         { "GetProperties", "",   "a{sv}", get_properties },
 292         { "SetProperty",   "sv", "",      set_property   },
 293         { "Connect",       "",   "",      do_connect     },
 294         { "Disconnect",    "",   "",      do_disconnect  },
 295         { },
 296 };
 297
 298 static GDBusSignalTable network_signals[] = {
 299         { "PropertyChanged", "sv" },
 300         { },
 301 };
 302
 303 static DBusConnection *connection;
 304
 305 static void append_networks(struct connman_device *device,
 306                                                 DBusMessageIter *entry)
 307 {
 308         DBusMessageIter value, iter;
 309         const char *key = "Networks";
 310
 311         dbus_message_iter_append_basic(entry, DBUS_TYPE_STRING, &key);
 312
 313         dbus_message_iter_open_container(entry, DBUS_TYPE_VARIANT,
 314                 DBUS_TYPE_ARRAY_AS_STRING DBUS_TYPE_OBJECT_PATH_AS_STRING,
 315                                                                 &value);
 316
 317         dbus_message_iter_open_container(&value, DBUS_TYPE_ARRAY,
 318                                 DBUS_TYPE_OBJECT_PATH_AS_STRING, &iter);
 319         __connman_element_list((struct connman_element *) device,
 320                                         CONNMAN_ELEMENT_TYPE_NETWORK, &iter);
 321         dbus_message_iter_close_container(&value, &iter);
 322
 323         dbus_message_iter_close_container(entry, &value);
 324 }
 325
 326 static void emit_networks_signal(struct connman_device *device)
 327 {
 328         const char *path = connman_device_get_path(device);
 329         DBusMessage *signal;
 330         DBusMessageIter entry;
 331
 332         signal = dbus_message_new_signal(path,
 333                                 CONNMAN_DEVICE_INTERFACE, "PropertyChanged");
 334         if (signal == NULL)
 335                 return;
 336
 337         dbus_message_iter_init_append(signal, &entry);
 338
 339         append_networks(device, &entry);
 340
 341         g_dbus_send_message(connection, signal);
 342 }
 343
 344 static int register_interface(struct connman_element *element)
 345 {
 346         struct connman_network *network = element->network;
 347
 348         DBG("element %p name %s", element, element->name);
 349
 350         if (g_dbus_register_interface(connection, element->path,
 351                                         CONNMAN_NETWORK_INTERFACE,
 352                                         network_methods, network_signals,
 353                                         NULL, network, NULL) == FALSE) {
 354                 connman_error("Failed to register %s network", element->path);
 355                 return -EIO;
 356         }
 357
 358         network->registered = TRUE;
 359
 360         emit_networks_signal(network->device);
 361
 362         return 0;
 363 }
 364
 365 static void unregister_interface(struct connman_element *element)
 366 {
 367         struct connman_network * network = element->network;
 368
 369         DBG("element %p name %s", element, element->name);
 370
 371         network->registered = FALSE;
 372
 373         emit_networks_signal(network->device);
 374
 375         g_dbus_unregister_interface(connection, element->path,
 376                                                 CONNMAN_NETWORK_INTERFACE);
 377 }
 378
 379 connman_bool_t __connman_network_has_driver(struct connman_network *network)
 380 {
 381         if (network == NULL || network->driver == NULL)
 382                 return FALSE;
 383
 384         return network->registered;
 385 }
 386
 387 static GSList *driver_list = NULL;
 388
 389 static gint compare_priority(gconstpointer a, gconstpointer b)
 390 {
 391         const struct connman_network_driver *driver1 = a;
 392         const struct connman_network_driver *driver2 = b;
 393
 394         return driver2->priority - driver1->priority;
 395 }
 396
 397 /**
 398  * connman_network_driver_register:
 399  * @driver: network driver definition
 400  *
 401  * Register a new network driver
 402  *
 403  * Returns: %0 on success
 404  */
 405 int connman_network_driver_register(struct connman_network_driver *driver)
 406 {
 407         DBG("driver %p name %s", driver, driver->name);
 408
 409         driver_list = g_slist_insert_sorted(driver_list, driver,
 410                                                         compare_priority);
 411
 412         return 0;
 413 }
 414
 415 /**
 416  * connman_network_driver_unregister:
 417  * @driver: network driver definition
 418  *
 419  * Remove a previously registered network driver
 420  */
 421 void connman_network_driver_unregister(struct connman_network_driver *driver)
 422 {
 423         DBG("driver %p name %s", driver, driver->name);
 424
 425         driver_list = g_slist_remove(driver_list, driver);
 426 }
 427
 428 static void network_destruct(struct connman_element *element)
 429 {
 430         struct connman_network *network = element->network;
 431
 432         DBG("element %p name %s", element, element->name);
 433
 434         g_free(network->wifi.ssid);
 435         g_free(network->wifi.mode);
 436         g_free(network->wifi.security);
 437         g_free(network->wifi.passphrase);
 438
 439         g_free(network->group);
 440         g_free(network->node);
 441         g_free(network->name);
 442         g_free(network->address);
 443         g_free(network->identifier);
 444 }
 445
 446 /**
 447  * connman_network_create:
 448  * @identifier: network identifier (for example an unqiue name)
 449  *
 450  * Allocate a new network and assign the #identifier to it.
 451  *
 452  * Returns: a newly-allocated #connman_network structure
 453  */
 454 struct connman_network *connman_network_create(const char *identifier,
 455                                                 enum connman_network_type type)
 456 {
 457         struct connman_network *network;
 458         connman_uint8_t strength = 0;
 459         const char *str;
 460         char *temp;
 461
 462         DBG("identifier %s type %d", identifier, type);
 463
 464         network = g_try_new0(struct connman_network, 1);
 465         if (network == NULL)
 466                 return NULL;
 467
 468         DBG("network %p", network);
 469
 470         __connman_element_initialize(&network->element);
 471
 472         //temp = connman_dbus_encode_string(identifier);
 473         temp = g_strdup(identifier);
 474         if (temp == NULL) {
 475                 g_free(network);
 476                 return NULL;
 477         }
 478
 479         network->element.name = temp;
 480         network->element.type = CONNMAN_ELEMENT_TYPE_NETWORK;
 481
 482         network->element.network = network;
 483         network->element.destruct = network_destruct;
 484
 485         str = type2string(type);
 486         if (str != NULL)
 487                 connman_element_set_string(&network->element, "Type", str);
 488
 489         connman_element_set_uint8(&network->element, "Strength", strength);
 490
 491         network->type       = type;
 492         network->secondary  = FALSE;
 493         network->identifier = g_strdup(identifier);
 494
 495         return network;
 496 }
 497
 498 /**
 499  * connman_network_ref:
 500  * @network: network structure
 501  *
 502  * Increase reference counter of  network
 503  */
 504 struct connman_network *connman_network_ref(struct connman_network *network)
 505 {
 506         if (connman_element_ref(&network->element) == NULL)
 507                 return NULL;
 508
 509         return network;
 510 }
 511
 512 /**
 513  * connman_network_unref:
 514  * @network: network structure
 515  *
 516  * Decrease reference counter of network
 517  */
 518 void connman_network_unref(struct connman_network *network)
 519 {
 520         connman_element_unref(&network->element);
 521 }
 522
 523 const char *__connman_network_get_type(struct connman_network *network)
 524 {
 525         return type2string(network->type);
 526 }
 527
 528 /**
 529  * connman_network_get_type:
 530  * @network: network structure
 531  *
 532  * Get type of network
 533  */
 534 enum connman_network_type connman_network_get_type(struct connman_network *network)
 535 {
 536         return network->type;
 537 }
 538
 539 /**
 540  * connman_network_get_identifier:
 541  * @network: network structure
 542  *
 543  * Get identifier of network
 544  */
 545 const char *connman_network_get_identifier(struct connman_network *network)
 546 {
 547         return network->identifier;
 548 }
 549
 550 /**
 551  * connman_network_get_path:
 552  * @network: network structure
 553  *
 554  * Get path name of network
 555  */
 556 const char *connman_network_get_path(struct connman_network *network)
 557 {
 558         return network->element.path;
 559 }
 560
 561 /**
 562  * connman_network_set_index:
 563  * @network: network structure
 564  * @index: index number
 565  *
 566  * Set index number of network
 567  */
 568 void connman_network_set_index(struct connman_network *network, int index)
 569 {
 570         network->element.index = index;
 571 }
 572
 573 /**
 574  * connman_network_get_index:
 575  * @network: network structure
 576  *
 577  * Get index number of network
 578  */
 579 int connman_network_get_index(struct connman_network *network)
 580 {
 581         return network->element.index;
 582 }
 583
 584 /**
 585  * connman_network_set_protocol:
 586  * @network: network structure
 587  * @protocol: network protocol
 588  *
 589  * Change protocol of network
 590  */
 591 void connman_network_set_protocol(struct connman_network *network,
 592                                         enum connman_network_protocol protocol)
 593 {
 594         network->protocol = protocol;
 595 }
 596
 597 /**
 598  * connman_network_set_group:
 599  * @network: network structure
 600  * @group: group name
 601  *
 602  * Set group name for automatic clustering
 603  */
 604 void connman_network_set_group(struct connman_network *network,
 605                                                         const char *group)
 606 {
 607         g_free(network->group);
 608         network->group = g_strdup(group);
 609 }
 610
 611 const char *__connman_network_get_group(struct connman_network *network)
 612 {
 613         return network->group;
 614 }
 615
 616 const char *__connman_network_get_ident(struct connman_network *network)
 617 {
 618         if (network->device == NULL)
 619                 return NULL;
 620
 621         return __connman_device_get_ident(network->device);
 622 }
 623
 624 /**
 625  * connman_network_set_available:
 626  * @network: network structure
 627  * @available: availability state
 628  *
 629  * Change availability state of network (in range)
 630  */
 631 int connman_network_set_available(struct connman_network *network,
 632                                                 connman_bool_t available)
 633 {
 634         DBusMessage *signal;
 635         DBusMessageIter entry, value;
 636         const char *key = "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         if (network->registered == FALSE)
 646                 return 0;
 647
 648         if (network->connected == TRUE)
 649                 return 0;
 650
 651         if (network->remember == FALSE)
 652                 return 0;
 653
 654         signal = dbus_message_new_signal(network->element.path,
 655                                 CONNMAN_NETWORK_INTERFACE, "PropertyChanged");
 656         if (signal == NULL)
 657                 return 0;
 658
 659         dbus_message_iter_init_append(signal, &entry);
 660
 661         dbus_message_iter_append_basic(&entry, DBUS_TYPE_STRING, &key);
 662
 663         dbus_message_iter_open_container(&entry, DBUS_TYPE_VARIANT,
 664                                         DBUS_TYPE_BOOLEAN_AS_STRING, &value);
 665         dbus_message_iter_append_basic(&value, DBUS_TYPE_BOOLEAN, &available);
 666         dbus_message_iter_close_container(&entry, &value);
 667
 668         g_dbus_send_message(connection, signal);
 669
 670         return 0;
 671 }
 672
 673 /**
 674  * connman_network_get_available:
 675  * @network: network structure
 676  *
 677  * Get network available setting
 678  */
 679 connman_bool_t connman_network_get_available(struct connman_network *network)
 680 {
 681         return network->available;
 682 }
 683
 684 static gboolean set_connected(gpointer user_data)
 685 {
 686         struct connman_network *network = user_data;
 687         struct connman_service *service;
 688
 689         service = __connman_service_lookup_from_network(network);
 690
 691         if (network->connected == TRUE) {
 692                 struct connman_element *element;
 693                 enum connman_element_type type = CONNMAN_ELEMENT_TYPE_UNKNOWN;
 694
 695                 switch (network->protocol) {
 696                 case CONNMAN_NETWORK_PROTOCOL_UNKNOWN:
 697                         return 0;
 698                 case CONNMAN_NETWORK_PROTOCOL_IP:
 699                         type = CONNMAN_ELEMENT_TYPE_DHCP;
 700                         break;
 701                 case CONNMAN_NETWORK_PROTOCOL_PPP:
 702                         type = CONNMAN_ELEMENT_TYPE_PPP;
 703                         break;
 704                 }
 705
 706                 __connman_device_increase_connections(network->device);
 707
 708                 __connman_device_set_network(network->device, network);
 709
 710                 connman_device_set_disconnected(network->device, FALSE);
 711
 712                 element = connman_element_create(NULL);
 713                 if (element != NULL) {
 714                         element->type  = type;
 715                         element->index = network->element.index;
 716
 717                         if (connman_element_register(element,
 718                                                 &network->element) < 0)
 719                                 connman_element_unref(element);
 720
 721                         __connman_service_indicate_state(service,
 722                                         CONNMAN_SERVICE_STATE_CONFIGURATION);
 723                 }
 724         } else {
 725                 __connman_service_indicate_state(service,
 726                                                 CONNMAN_SERVICE_STATE_IDLE);
 727
 728                 connman_element_unregister_children(&network->element);
 729
 730                 __connman_device_set_network(network->device, NULL);
 731
 732                 __connman_device_decrease_connections(network->device);
 733         }
 734
 735         return FALSE;
 736 }
 737
 738 /**
 739  * connman_network_set_associating:
 740  * @network: network structure
 741  * @associating: associating state
 742  *
 743  * Change associating state of network
 744  */
 745 int connman_network_set_associating(struct connman_network *network,
 746                                                 connman_bool_t associating)
 747 {
 748         DBG("network %p associating %d", network, associating);
 749
 750         if (network->associating == associating)
 751                 return -EALREADY;
 752
 753         network->associating = associating;
 754
 755         if (associating == TRUE) {
 756                 struct connman_service *service;
 757
 758                 service = __connman_service_lookup_from_network(network);
 759                 __connman_service_indicate_state(service,
 760                                         CONNMAN_SERVICE_STATE_ASSOCIATION);
 761         }
 762
 763         return 0;
 764 }
 765
 766 /**
 767  * connman_network_set_connected:
 768  * @network: network structure
 769  * @connected: connected state
 770  *
 771  * Change connected state of network
 772  */
 773 int connman_network_set_connected(struct connman_network *network,
 774                                                 connman_bool_t connected)
 775 {
 776         DBusMessage *signal;
 777         DBusMessageIter entry, value;
 778         const char *key = "Connected";
 779
 780         DBG("network %p connected %d", network, connected);
 781
 782         if (network->connected == connected)
 783                 return -EALREADY;
 784
 785         network->connected = connected;
 786
 787         if (connected == TRUE)
 788                 network->associating = FALSE;
 789
 790         if (network->registered == FALSE) {
 791                 g_idle_add(set_connected, network);
 792                 return 0;
 793         }
 794
 795         signal = dbus_message_new_signal(network->element.path,
 796                                 CONNMAN_NETWORK_INTERFACE, "PropertyChanged");
 797         if (signal == NULL)
 798                 return 0;
 799
 800         dbus_message_iter_init_append(signal, &entry);
 801
 802         dbus_message_iter_append_basic(&entry, DBUS_TYPE_STRING, &key);
 803
 804         dbus_message_iter_open_container(&entry, DBUS_TYPE_VARIANT,
 805                                         DBUS_TYPE_BOOLEAN_AS_STRING, &value);
 806         dbus_message_iter_append_basic(&value, DBUS_TYPE_BOOLEAN, &connected);
 807         dbus_message_iter_close_container(&entry, &value);
 808
 809         g_dbus_send_message(connection, signal);
 810
 811         set_connected(network);
 812
 813         return 0;
 814 }
 815
 816 /**
 817  * connman_network_get_connected:
 818  * @network: network structure
 819  *
 820  * Get network connection status
 821  */
 822 connman_bool_t connman_network_get_connected(struct connman_network *network)
 823 {
 824         return network->connected;
 825 }
 826
 827 /**
 828  * connman_network_set_remember:
 829  * @network: network structure
 830  * @remember: remember state
 831  *
 832  * Change remember state of network (known networks)
 833  */
 834 int connman_network_set_remember(struct connman_network *network,
 835                                                 connman_bool_t remember)
 836 {
 837         DBusMessage *signal;
 838         DBusMessageIter entry, value;
 839         const char *key = "Remember";
 840
 841         DBG("network %p remember %d", network, remember);
 842
 843         if (network->remember == remember)
 844                 return -EALREADY;
 845
 846         network->remember = remember;
 847
 848         if (network->registered == FALSE)
 849                 return 0;
 850
 851         signal = dbus_message_new_signal(network->element.path,
 852                                 CONNMAN_NETWORK_INTERFACE, "PropertyChanged");
 853         if (signal == NULL)
 854                 return 0;
 855
 856         dbus_message_iter_init_append(signal, &entry);
 857
 858         dbus_message_iter_append_basic(&entry, DBUS_TYPE_STRING, &key);
 859
 860         dbus_message_iter_open_container(&entry, DBUS_TYPE_VARIANT,
 861                                         DBUS_TYPE_BOOLEAN_AS_STRING, &value);
 862         dbus_message_iter_append_basic(&value, DBUS_TYPE_BOOLEAN, &remember);
 863         dbus_message_iter_close_container(&entry, &value);
 864
 865         g_dbus_send_message(connection, signal);
 866
 867         return 0;
 868 }
 869
 870 /**
 871  * connman_network_get_remember:
 872  * @network: network structure
 873  *
 874  * Get network remember setting
 875  */
 876 connman_bool_t connman_network_get_remember(struct connman_network *network)
 877 {
 878         return network->remember;
 879 }
 880
 881 /**
 882  * connman_network_connect:
 883  * @network: network structure
 884  *
 885  * Connect network
 886  */
 887 int connman_network_connect(struct connman_network *network)
 888 {
 889         if (network->connected == TRUE)
 890                 return -EALREADY;
 891
 892         if (network->driver && network->driver->connect)
 893                 return network->driver->connect(network);
 894
 895         network->connected = TRUE;
 896
 897         return 0;
 898 }
 899
 900 int __connman_network_disconnect(struct connman_network *network)
 901 {
 902         if (network->connected == FALSE)
 903                 return -ENOTCONN;
 904
 905         connman_element_unregister_children(&network->element);
 906
 907         if (network->driver && network->driver->disconnect)
 908                 return network->driver->disconnect(network);
 909
 910         network->connected = FALSE;
 911
 912         return 0;
 913 }
 914
 915 /**
 916  * connman_network_set_string:
 917  * @network: network structure
 918  * @key: unique identifier
 919  * @value: string value
 920  *
 921  * Set string value for specific key
 922  */
 923 int connman_network_set_string(struct connman_network *network,
 924                                         const char *key, const char *value)
 925 {
 926         DBG("network %p key %s value %s", network, key, value);
 927
 928         if (g_str_equal(key, "Address") == TRUE) {
 929                 g_free(network->address);
 930                 network->address = g_strdup(value);
 931         } else if (g_str_equal(key, "Name") == TRUE) {
 932                 g_free(network->name);
 933                 network->name = g_strdup(value);
 934         } else if (g_str_equal(key, "Node") == TRUE) {
 935                 g_free(network->node);
 936                 network->node = g_strdup(value);
 937         } else if (g_str_equal(key, "WiFi.Mode") == TRUE) {
 938                 g_free(network->wifi.mode);
 939                 network->wifi.mode = g_strdup(value);
 940         } else if (g_str_equal(key, "WiFi.Security") == TRUE) {
 941                 g_free(network->wifi.security);
 942                 network->wifi.security = g_strdup(value);
 943         } else if (g_str_equal(key, "WiFi.Passphrase") == TRUE) {
 944                 g_free(network->wifi.passphrase);
 945                 network->wifi.passphrase = g_strdup(value);
 946         }
 947
 948         return connman_element_set_string(&network->element, key, value);
 949 }
 950
 951 /**
 952  * connman_network_get_string:
 953  * @network: network structure
 954  * @key: unique identifier
 955  *
 956  * Get string value for specific key
 957  */
 958 const char *connman_network_get_string(struct connman_network *network,
 959                                                         const char *key)
 960 {
 961         DBG("network %p key %s", network, key);
 962
 963         if (g_str_equal(key, "Address") == TRUE)
 964                 return network->address;
 965         else if (g_str_equal(key, "Name") == TRUE)
 966                 return network->name;
 967         else if (g_str_equal(key, "Node") == TRUE)
 968                 return network->node;
 969         else if (g_str_equal(key, "WiFi.Mode") == TRUE)
 970                 return network->wifi.mode;
 971         else if (g_str_equal(key, "WiFi.Security") == TRUE)
 972                 return network->wifi.security;
 973         else if (g_str_equal(key, "WiFi.Passphrase") == TRUE)
 974                 return network->wifi.passphrase;
 975
 976         return connman_element_get_string(&network->element, key);
 977 }
 978
 979 /**
 980  * connman_network_set_uint8:
 981  * @network: network structure
 982  * @key: unique identifier
 983  * @value: integer value
 984  *
 985  * Set integer value for specific key
 986  */
 987 int connman_network_set_uint8(struct connman_network *network,
 988                                         const char *key, connman_uint8_t value)
 989 {
 990         DBG("network %p key %s value %d", network, key, value);
 991
 992         if (g_str_equal(key, "Priority") == TRUE)
 993                 network->priority = value;
 994         else if (g_str_equal(key, "Strength") == TRUE)
 995                 network->strength = value;
 996
 997         return connman_element_set_uint8(&network->element, key, value);
 998 }
 999
1000 /**
1001  * connman_network_get_uint8:
1002  * @network: network structure
1003  * @key: unique identifier
1004  *
1005  * Get integer value for specific key
1006  */
1007 connman_uint8_t connman_network_get_uint8(struct connman_network *network,
1008                                                         const char *key)
1009 {
1010         DBG("network %p key %s", network, key);
1011
1012         if (g_str_equal(key, "Priority") == TRUE)
1013                 return network->priority;
1014         else if (g_str_equal(key, "Strength") == TRUE)
1015                 return network->strength;
1016
1017         return connman_element_get_uint8(&network->element, key);
1018 }
1019
1020 /**
1021  * connman_network_set_blob:
1022  * @network: network structure
1023  * @key: unique identifier
1024  * @data: blob data
1025  * @size: blob size
1026  *
1027  * Set binary blob value for specific key
1028  */
1029 int connman_network_set_blob(struct connman_network *network,
1030                         const char *key, const void *data, unsigned int size)
1031 {
1032         DBG("network %p key %s size %d", network, key, size);
1033
1034         if (g_str_equal(key, "WiFi.SSID") == TRUE) {
1035                 g_free(network->wifi.ssid);
1036                 network->wifi.ssid = g_try_malloc(size);
1037                 if (network->wifi.ssid != NULL) {
1038                         memcpy(network->wifi.ssid, data, size);
1039                         network->wifi.ssid_len = size;
1040                 } else
1041                         network->wifi.ssid_len = 0;
1042         }
1043
1044         return connman_element_set_blob(&network->element, key, data, size);
1045 }
1046
1047 /**
1048  * connman_network_get_blob:
1049  * @network: network structure
1050  * @key: unique identifier
1051  * @size: pointer to blob size
1052  *
1053  * Get binary blob value for specific key
1054  */
1055 const void *connman_network_get_blob(struct connman_network *network,
1056                                         const char *key, unsigned int *size)
1057 {
1058         DBG("network %p key %s", network, key);
1059
1060         if (g_str_equal(key, "WiFi.SSID") == TRUE) {
1061                 if (size != NULL)
1062                         *size = network->wifi.ssid_len;
1063                 return network->wifi.ssid;
1064         }
1065
1066         return connman_element_get_blob(&network->element, key, size);
1067 }
1068
1069 void __connman_network_set_device(struct connman_network *network,
1070                                         struct connman_device *device)
1071 {
1072         network->device = device;
1073 }
1074
1075 /**
1076  * connman_network_get_device:
1077  * @network: network structure
1078  *
1079  * Get parent device of network
1080  */
1081 struct connman_device *connman_network_get_device(struct connman_network *network)
1082 {
1083         return network->device;
1084 }
1085
1086 /**
1087  * connman_network_get_data:
1088  * @network: network structure
1089  *
1090  * Get private network data pointer
1091  */
1092 void *connman_network_get_data(struct connman_network *network)
1093 {
1094         return network->driver_data;
1095 }
1096
1097 /**
1098  * connman_network_set_data:
1099  * @network: network structure
1100  * @data: data pointer
1101  *
1102  * Set private network data pointer
1103  */
1104 void connman_network_set_data(struct connman_network *network, void *data)
1105 {
1106         network->driver_data = data;
1107 }
1108
1109 static gboolean match_driver(struct connman_network *network,
1110                                         struct connman_network_driver *driver)
1111 {
1112         if (network->type == driver->type ||
1113                         driver->type == CONNMAN_NETWORK_TYPE_UNKNOWN)
1114                 return TRUE;
1115
1116         return FALSE;
1117 }
1118
1119 static int network_probe(struct connman_element *element)
1120 {
1121         struct connman_network *network = element->network;
1122         GSList *list;
1123         int err;
1124
1125         DBG("element %p name %s", element, element->name);
1126
1127         if (network == NULL)
1128                 return -ENODEV;
1129
1130         for (list = driver_list; list; list = list->next) {
1131                 struct connman_network_driver *driver = list->data;
1132
1133                 if (match_driver(network, driver) == FALSE)
1134                         continue;
1135
1136                 DBG("driver %p name %s", driver, driver->name);
1137
1138                 if (driver->probe(network) == 0) {
1139                         network->driver = driver;
1140                         break;
1141                 }
1142         }
1143
1144         if (network->driver == NULL)
1145                 return -ENODEV;
1146
1147         err = register_interface(element);
1148         if (err < 0) {
1149                 if (network->driver->remove)
1150                         network->driver->remove(network);
1151                 return err;
1152         }
1153
1154         network->secondary = connman_device_get_secondary(network->device);
1155
1156         switch (network->type) {
1157         case CONNMAN_NETWORK_TYPE_UNKNOWN:
1158         case CONNMAN_NETWORK_TYPE_VENDOR:
1159         case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
1160         case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
1161         case CONNMAN_NETWORK_TYPE_HSO:
1162                 break;
1163         case CONNMAN_NETWORK_TYPE_WIFI:
1164         case CONNMAN_NETWORK_TYPE_WIMAX:
1165                 if (network->secondary == FALSE)
1166                         __connman_profile_add_network(network);
1167                 break;
1168         }
1169
1170         return 0;
1171 }
1172
1173 static void network_remove(struct connman_element *element)
1174 {
1175         struct connman_network *network = element->network;
1176
1177         DBG("element %p name %s", element, element->name);
1178
1179         if (network == NULL)
1180                 return;
1181
1182         if (network->driver == NULL)
1183                 return;
1184
1185         switch (network->type) {
1186         case CONNMAN_NETWORK_TYPE_UNKNOWN:
1187         case CONNMAN_NETWORK_TYPE_VENDOR:
1188         case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
1189         case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
1190         case CONNMAN_NETWORK_TYPE_HSO:
1191                 break;
1192         case CONNMAN_NETWORK_TYPE_WIFI:
1193         case CONNMAN_NETWORK_TYPE_WIMAX:
1194                 if (network->secondary == FALSE)
1195                         __connman_profile_remove_network(network);
1196                 break;
1197         }
1198
1199         unregister_interface(element);
1200
1201         if (network->driver->remove)
1202                 network->driver->remove(network);
1203 }
1204
1205 static void network_change(struct connman_element *element)
1206 {
1207         struct connman_network *network = element->network;
1208
1209         DBG("element %p name %s", element, element->name);
1210
1211         if (element->state != CONNMAN_ELEMENT_STATE_ERROR)
1212                 return;
1213
1214         if (element->error != CONNMAN_ELEMENT_ERROR_DHCP_FAILED)
1215                 return;
1216
1217         if (network->connected == FALSE)
1218                 return;
1219
1220         connman_element_unregister_children(element);
1221
1222         connman_device_set_disconnected(network->device, TRUE);
1223
1224         if (network->driver && network->driver->disconnect) {
1225                 network->driver->disconnect(network);
1226                 return;
1227         }
1228
1229         network->connected = FALSE;
1230 }
1231
1232 static struct connman_driver network_driver = {
1233         .name           = "network",
1234         .type           = CONNMAN_ELEMENT_TYPE_NETWORK,
1235         .priority       = CONNMAN_DRIVER_PRIORITY_LOW,
1236         .probe          = network_probe,
1237         .remove         = network_remove,
1238         .change         = network_change,
1239 };
1240
1241 static int network_init(struct connman_device *device)
1242 {
1243         DBG("device %p", device);
1244
1245         return 0;
1246 }
1247
1248 static int network_load(struct connman_network *network)
1249 {
1250         GKeyFile *keyfile;
1251         gchar *pathname, *data = NULL;
1252         gsize length;
1253         const char *name;
1254         char *str;
1255         int val;
1256
1257         DBG("network %p", network);
1258
1259         name = connman_device_get_name(network->device);
1260         if (name == NULL)
1261                 return -EINVAL;
1262
1263         pathname = g_strdup_printf("%s/%s.conf", STORAGEDIR, name);
1264         if (pathname == NULL)
1265                 return -ENOMEM;
1266
1267         keyfile = g_key_file_new();
1268
1269         if (g_file_get_contents(pathname, &data, &length, NULL) == FALSE) {
1270                 g_free(pathname);
1271                 return -ENOENT;
1272         }
1273
1274         g_free(pathname);
1275
1276         if (g_key_file_load_from_data(keyfile, data, length,
1277                                                         0, NULL) == FALSE) {
1278                 g_free(data);
1279                 return -EILSEQ;
1280         }
1281
1282         g_free(data);
1283
1284         network->remember = g_key_file_get_boolean(keyfile,
1285                                         network->identifier, "Remember", NULL);
1286
1287         val = g_key_file_get_integer(keyfile, network->identifier,
1288                                                         "Priority", NULL);
1289         if (val > 0)
1290                 network->priority = val;
1291
1292         str = g_key_file_get_string(keyfile,
1293                                 network->identifier, "WiFi.Security", NULL);
1294         if (str != NULL) {
1295                 g_free(network->wifi.security);
1296                 network->wifi.security = str;
1297         }
1298
1299         str = g_key_file_get_string(keyfile,
1300                                 network->identifier, "WiFi.Passphrase", NULL);
1301         if (str != NULL) {
1302                 g_free(network->wifi.passphrase);
1303                 network->wifi.passphrase = str;
1304         }
1305
1306         g_key_file_free(keyfile);
1307
1308         return 0;
1309 }
1310
1311 static int network_save(struct connman_network *network)
1312 {
1313         GKeyFile *keyfile;
1314         gchar *pathname, *data = NULL;
1315         gsize length;
1316         const char *name;
1317
1318         DBG("network %p", network);
1319
1320         name = connman_device_get_name(network->device);
1321         if (name == NULL)
1322                 return -EINVAL;
1323
1324         pathname = g_strdup_printf("%s/%s.conf", STORAGEDIR, name);
1325         if (pathname == NULL)
1326                 return -ENOMEM;
1327
1328         keyfile = g_key_file_new();
1329
1330         if (g_file_get_contents(pathname, &data, &length, NULL) == FALSE)
1331                 goto update;
1332
1333         if (length > 0) {
1334                 if (g_key_file_load_from_data(keyfile, data, length,
1335                                                         0, NULL) == FALSE)
1336                         goto done;
1337         }
1338
1339         g_free(data);
1340
1341 update:
1342         g_key_file_set_boolean(keyfile, network->identifier,
1343                                         "Remember", network->remember);
1344
1345         if (network->priority > 0)
1346                 g_key_file_set_integer(keyfile, network->identifier,
1347                                                 "Priority", network->priority);
1348
1349         if (network->remember == TRUE || network->connected == TRUE) {
1350                 if (network->wifi.security != NULL)
1351                         g_key_file_set_string(keyfile, network->identifier,
1352                                 "WiFi.Security", network->wifi.security);
1353
1354                 if (network->wifi.passphrase != NULL)
1355                         g_key_file_set_string(keyfile, network->identifier,
1356                                 "WiFi.Passphrase", network->wifi.passphrase);
1357         }
1358
1359         data = g_key_file_to_data(keyfile, &length, NULL);
1360
1361         if (g_file_set_contents(pathname, data, length, NULL) == FALSE)
1362                 connman_error("Failed to store network information");
1363
1364 done:
1365         g_free(data);
1366
1367         g_key_file_free(keyfile);
1368
1369         g_free(pathname);
1370
1371         return 0;
1372 }
1373
1374 static struct connman_storage network_storage = {
1375         .name           = "network",
1376         .priority       = CONNMAN_STORAGE_PRIORITY_LOW,
1377         .network_init   = network_init,
1378         .network_load   = network_load,
1379         .network_save   = network_save,
1380 };
1381
1382 int __connman_network_init(void)
1383 {
1384         DBG("");
1385
1386         connection = connman_dbus_get_connection();
1387
1388         if (connman_storage_register(&network_storage) < 0)
1389                 connman_error("Failed to register network storage");
1390
1391         return connman_driver_register(&network_driver);
1392 }
1393
1394 void __connman_network_cleanup(void)
1395 {
1396         DBG("");
1397
1398         connman_driver_unregister(&network_driver);
1399
1400         connman_storage_unregister(&network_storage);
1401
1402         dbus_connection_unref(connection);
1403 }