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

   1 /*
   2  *
   3  *  Connection Manager
   4  *
   5  *  Copyright (C) 2007-2009  Intel Corporation. All rights reserved.
   6  *
   7  *  This program is free software; you can redistribute it and/or modify
   8  *  it under the terms of the GNU General Public License version 2 as
   9  *  published by the Free Software Foundation.
  10  *
  11  *  This program is distributed in the hope that it will be useful,
  12  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  *  GNU General Public License for more details.
  15  *
  16  *  You should have received a copy of the GNU General Public License
  17  *  along with this program; if not, write to the Free Software
  18  *  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
  19  *
  20  */
  21
  22 #ifdef HAVE_CONFIG_H
  23 #include <config.h>
  24 #endif
  25
  26 #include <string.h>
  27
  28 #include <gdbus.h>
  29
  30 #include "connman.h"
  31
  32 struct connman_network {
  33         struct connman_element element;
  34         enum connman_network_type type;
  35         enum connman_network_protocol protocol;
  36         connman_bool_t available;
  37         connman_bool_t connected;
  38         connman_bool_t remember;
  39         connman_uint8_t priority;
  40         connman_uint8_t strength;
  41         char *identifier;
  42         char *name;
  43         char *node;
  44
  45         struct connman_network_driver *driver;
  46         void *driver_data;
  47
  48         connman_bool_t registered;
  49
  50         struct connman_device *device;
  51
  52         struct {
  53                 void *ssid;
  54                 int ssid_len;
  55                 char *mode;
  56                 char *security;
  57                 char *passphrase;
  58         } wifi;
  59 };
  60
  61 static const char *type2string(enum connman_network_type type)
  62 {
  63         switch (type) {
  64         case CONNMAN_NETWORK_TYPE_UNKNOWN:
  65         case CONNMAN_NETWORK_TYPE_VENDOR:
  66                 break;
  67         case CONNMAN_NETWORK_TYPE_WIFI:
  68                 return "wifi";
  69         case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
  70         case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
  71                 return "bluetooth";
  72         case CONNMAN_NETWORK_TYPE_HSO:
  73                 return "cellular";
  74         }
  75
  76         return NULL;
  77 }
  78
  79 static DBusMessage *get_properties(DBusConnection *conn,
  80                                         DBusMessage *msg, void *data)
  81 {
  82         struct connman_network *network = data;
  83         DBusMessage *reply;
  84         DBusMessageIter array, dict;
  85
  86         DBG("conn %p", conn);
  87
  88         if (__connman_security_check_privilege(msg,
  89                                         CONNMAN_SECURITY_PRIVILEGE_PUBLIC) < 0)
  90                 return __connman_error_permission_denied(msg);
  91
  92         reply = dbus_message_new_method_return(msg);
  93         if (reply == NULL)
  94                 return NULL;
  95
  96         dbus_message_iter_init_append(reply, &array);
  97
  98         dbus_message_iter_open_container(&array, DBUS_TYPE_ARRAY,
  99                         DBUS_DICT_ENTRY_BEGIN_CHAR_AS_STRING
 100                         DBUS_TYPE_STRING_AS_STRING DBUS_TYPE_VARIANT_AS_STRING
 101                         DBUS_DICT_ENTRY_END_CHAR_AS_STRING, &dict);
 102
 103         if (network->device) {
 104                 const char *path = connman_device_get_path(network->device);
 105                 if (path != NULL)
 106                         connman_dbus_dict_append_variant(&dict, "Device",
 107                                                 DBUS_TYPE_OBJECT_PATH, &path);
 108         }
 109
 110         if (network->name != NULL)
 111                 connman_dbus_dict_append_variant(&dict, "Name",
 112                                         DBUS_TYPE_STRING, &network->name);
 113
 114         connman_dbus_dict_append_variant(&dict, "Available",
 115                                 DBUS_TYPE_BOOLEAN, &network->available);
 116
 117         connman_dbus_dict_append_variant(&dict, "Connected",
 118                                 DBUS_TYPE_BOOLEAN, &network->connected);
 119
 120         connman_dbus_dict_append_variant(&dict, "Remember",
 121                                 DBUS_TYPE_BOOLEAN, &network->remember);
 122
 123         if (network->priority > 0)
 124                 connman_dbus_dict_append_variant(&dict, "Priority",
 125                                         DBUS_TYPE_BYTE, &network->priority);
 126
 127         if (network->strength > 0)
 128                 connman_dbus_dict_append_variant(&dict, "Strength",
 129                                         DBUS_TYPE_BYTE, &network->strength);
 130
 131         if (network->wifi.ssid != NULL && network->wifi.ssid_len > 0)
 132                 connman_dbus_dict_append_array(&dict, "WiFi.SSID",
 133                                 DBUS_TYPE_BYTE, &network->wifi.ssid,
 134                                                 network->wifi.ssid_len);
 135
 136         if (network->wifi.mode != NULL)
 137                 connman_dbus_dict_append_variant(&dict, "WiFi.Mode",
 138                                 DBUS_TYPE_STRING, &network->wifi.mode);
 139
 140         if (network->wifi.security != NULL)
 141                 connman_dbus_dict_append_variant(&dict, "WiFi.Security",
 142                                 DBUS_TYPE_STRING, &network->wifi.security);
 143
 144         if (network->wifi.passphrase != NULL &&
 145                         __connman_security_check_privilege(msg,
 146                                 CONNMAN_SECURITY_PRIVILEGE_SECRET) == 0)
 147                 connman_dbus_dict_append_variant(&dict, "WiFi.Passphrase",
 148                                 DBUS_TYPE_STRING, &network->wifi.passphrase);
 149
 150         dbus_message_iter_close_container(&array, &dict);
 151
 152         return reply;
 153 }
 154
 155 static DBusMessage *set_property(DBusConnection *conn,
 156                                         DBusMessage *msg, void *data)
 157 {
 158         struct connman_network *network = data;
 159         DBusMessageIter iter, value;
 160         const char *name;
 161         int type;
 162
 163         DBG("conn %p", conn);
 164
 165         if (dbus_message_iter_init(msg, &iter) == FALSE)
 166                 return __connman_error_invalid_arguments(msg);
 167
 168         dbus_message_iter_get_basic(&iter, &name);
 169         dbus_message_iter_next(&iter);
 170         dbus_message_iter_recurse(&iter, &value);
 171
 172         if (__connman_security_check_privilege(msg,
 173                                         CONNMAN_SECURITY_PRIVILEGE_MODIFY) < 0)
 174                 return __connman_error_permission_denied(msg);
 175
 176         type = dbus_message_iter_get_arg_type(&value);
 177
 178         if (g_str_equal(name, "Remember") == TRUE) {
 179                 connman_bool_t remember;
 180
 181                 if (type != DBUS_TYPE_BOOLEAN)
 182                         return __connman_error_invalid_arguments(msg);
 183
 184                 dbus_message_iter_get_basic(&value, &remember);
 185
 186                 if (network->remember == remember)
 187                         return __connman_error_invalid_arguments(msg);
 188
 189                 network->remember = remember;
 190         } else if (g_str_equal(name, "WiFi.Passphrase") == TRUE) {
 191                 const char *passphrase;
 192
 193                 if (type != DBUS_TYPE_STRING)
 194                         return __connman_error_invalid_arguments(msg);
 195
 196                 if (__connman_security_check_privilege(msg,
 197                                         CONNMAN_SECURITY_PRIVILEGE_SECRET) < 0)
 198                         return __connman_error_permission_denied(msg);
 199
 200                 dbus_message_iter_get_basic(&value, &passphrase);
 201
 202                 g_free(network->wifi.passphrase);
 203                 network->wifi.passphrase = g_strdup(passphrase);
 204         } else if (g_str_equal(name, "Priority") == TRUE) {
 205                 connman_uint8_t priority;
 206
 207                 if (type != DBUS_TYPE_BYTE)
 208                         return __connman_error_invalid_arguments(msg);
 209
 210                 dbus_message_iter_get_basic(&value, &priority);
 211
 212                 network->priority = priority;
 213         }
 214
 215         __connman_storage_save_network(network);
 216
 217         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
 218 }
 219
 220 static DBusMessage *do_connect(DBusConnection *conn,
 221                                         DBusMessage *msg, void *data)
 222 {
 223         struct connman_network *network = data;
 224         int err;
 225
 226         DBG("conn %p", conn);
 227
 228         if (__connman_security_check_privilege(msg,
 229                                         CONNMAN_SECURITY_PRIVILEGE_MODIFY) < 0)
 230                 return __connman_error_permission_denied(msg);
 231
 232         if (network->connected == TRUE)
 233                 return __connman_error_failed(msg);
 234
 235         if (network->driver && network->driver->connect) {
 236                 enum connman_device_mode mode;
 237
 238                 mode = connman_device_get_mode(network->device);
 239                 if (mode == CONNMAN_DEVICE_MODE_NETWORK_SINGLE)
 240                         __connman_device_disconnect(network->device);
 241
 242                 err = network->driver->connect(network);
 243                 if (err < 0 && err != -EINPROGRESS)
 244                         return __connman_error_failed(msg);
 245         } else
 246                 network->connected = TRUE;
 247
 248         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
 249 }
 250
 251 static DBusMessage *do_disconnect(DBusConnection *conn,
 252                                         DBusMessage *msg, void *data)
 253 {
 254         struct connman_network *network = data;
 255         int err;
 256
 257         DBG("conn %p", conn);
 258
 259         if (__connman_security_check_privilege(msg,
 260                                         CONNMAN_SECURITY_PRIVILEGE_MODIFY) < 0)
 261                 return __connman_error_permission_denied(msg);
 262
 263         if (network->connected == FALSE)
 264                 return __connman_error_failed(msg);
 265
 266         connman_element_unregister_children(&network->element);
 267
 268         if (network->driver && network->driver->disconnect) {
 269                 err = network->driver->disconnect(network);
 270                 if (err < 0 && err != -EINPROGRESS)
 271                         return __connman_error_failed(msg);
 272         } else
 273                 network->connected = FALSE;
 274
 275         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
 276 }
 277
 278 static GDBusMethodTable network_methods[] = {
 279         { "GetProperties", "",   "a{sv}", get_properties },
 280         { "SetProperty",   "sv", "",      set_property   },
 281         { "Connect",       "",   "",      do_connect     },
 282         { "Disconnect",    "",   "",      do_disconnect  },
 283         { },
 284 };
 285
 286 static GDBusSignalTable network_signals[] = {
 287         { "PropertyChanged", "sv" },
 288         { },
 289 };
 290
 291 static DBusConnection *connection;
 292
 293 static void append_networks(struct connman_device *device,
 294                                                 DBusMessageIter *entry)
 295 {
 296         DBusMessageIter value, iter;
 297         const char *key = "Networks";
 298
 299         dbus_message_iter_append_basic(entry, DBUS_TYPE_STRING, &key);
 300
 301         dbus_message_iter_open_container(entry, DBUS_TYPE_VARIANT,
 302                 DBUS_TYPE_ARRAY_AS_STRING DBUS_TYPE_OBJECT_PATH_AS_STRING,
 303                                                                 &value);
 304
 305         dbus_message_iter_open_container(&value, DBUS_TYPE_ARRAY,
 306                                 DBUS_TYPE_OBJECT_PATH_AS_STRING, &iter);
 307         __connman_element_list((struct connman_element *) device,
 308                                         CONNMAN_ELEMENT_TYPE_NETWORK, &iter);
 309         dbus_message_iter_close_container(&value, &iter);
 310
 311         dbus_message_iter_close_container(entry, &value);
 312 }
 313
 314 static void emit_networks_signal(struct connman_device *device)
 315 {
 316         const char *path = connman_device_get_path(device);
 317         DBusMessage *signal;
 318         DBusMessageIter entry;
 319
 320         signal = dbus_message_new_signal(path,
 321                                 CONNMAN_DEVICE_INTERFACE, "PropertyChanged");
 322         if (signal == NULL)
 323                 return;
 324
 325         dbus_message_iter_init_append(signal, &entry);
 326
 327         append_networks(device, &entry);
 328
 329         g_dbus_send_message(connection, signal);
 330 }
 331
 332 static int register_interface(struct connman_element *element)
 333 {
 334         struct connman_network *network = element->network;
 335
 336         DBG("element %p name %s", element, element->name);
 337
 338         if (g_dbus_register_interface(connection, element->path,
 339                                         CONNMAN_NETWORK_INTERFACE,
 340                                         network_methods, network_signals,
 341                                         NULL, network, NULL) == FALSE) {
 342                 connman_error("Failed to register %s network", element->path);
 343                 return -EIO;
 344         }
 345
 346         network->registered = TRUE;
 347
 348         emit_networks_signal(network->device);
 349
 350         return 0;
 351 }
 352
 353 static void unregister_interface(struct connman_element *element)
 354 {
 355         struct connman_network * network = element->network;
 356
 357         DBG("element %p name %s", element, element->name);
 358
 359         network->registered = FALSE;
 360
 361         emit_networks_signal(network->device);
 362
 363         g_dbus_unregister_interface(connection, element->path,
 364                                                 CONNMAN_NETWORK_INTERFACE);
 365 }
 366
 367 connman_bool_t __connman_network_has_driver(struct connman_network *network)
 368 {
 369         if (network == NULL || network->driver == NULL)
 370                 return FALSE;
 371
 372         return network->registered;
 373 }
 374
 375 static GSList *driver_list = NULL;
 376
 377 static gint compare_priority(gconstpointer a, gconstpointer b)
 378 {
 379         const struct connman_network_driver *driver1 = a;
 380         const struct connman_network_driver *driver2 = b;
 381
 382         return driver2->priority - driver1->priority;
 383 }
 384
 385 /**
 386  * connman_network_driver_register:
 387  * @driver: network driver definition
 388  *
 389  * Register a new network driver
 390  *
 391  * Returns: %0 on success
 392  */
 393 int connman_network_driver_register(struct connman_network_driver *driver)
 394 {
 395         DBG("driver %p name %s", driver, driver->name);
 396
 397         driver_list = g_slist_insert_sorted(driver_list, driver,
 398                                                         compare_priority);
 399
 400         return 0;
 401 }
 402
 403 /**
 404  * connman_network_driver_unregister:
 405  * @driver: network driver definition
 406  *
 407  * Remove a previously registered network driver
 408  */
 409 void connman_network_driver_unregister(struct connman_network_driver *driver)
 410 {
 411         DBG("driver %p name %s", driver, driver->name);
 412
 413         driver_list = g_slist_remove(driver_list, driver);
 414 }
 415
 416 static void network_destruct(struct connman_element *element)
 417 {
 418         struct connman_network *network = element->network;
 419
 420         DBG("element %p name %s", element, element->name);
 421
 422         g_free(network->wifi.ssid);
 423         g_free(network->wifi.mode);
 424         g_free(network->wifi.security);
 425         g_free(network->wifi.passphrase);
 426
 427         g_free(network->node);
 428         g_free(network->name);
 429         g_free(network->identifier);
 430 }
 431
 432 /**
 433  * connman_network_create:
 434  * @identifier: network identifier (for example an unqiue name)
 435  *
 436  * Allocate a new network and assign the #identifier to it.
 437  *
 438  * Returns: a newly-allocated #connman_network structure
 439  */
 440 struct connman_network *connman_network_create(const char *identifier,
 441                                                 enum connman_network_type type)
 442 {
 443         struct connman_network *network;
 444         connman_uint8_t strength = 0;
 445         const char *str;
 446
 447         DBG("identifier %s type %d", identifier, type);
 448
 449         network = g_try_new0(struct connman_network, 1);
 450         if (network == NULL)
 451                 return NULL;
 452
 453         DBG("network %p", network);
 454
 455         __connman_element_initialize(&network->element);
 456
 457         network->element.name = g_strdup(identifier);
 458         network->element.type = CONNMAN_ELEMENT_TYPE_NETWORK;
 459
 460         network->element.network = network;
 461         network->element.destruct = network_destruct;
 462
 463         str = type2string(type);
 464         if (str != NULL)
 465                 connman_element_add_static_property(&network->element,
 466                                         "Type", DBUS_TYPE_STRING, &str);
 467
 468         connman_element_add_static_property(&network->element,
 469                                         "Strength", DBUS_TYPE_BYTE, &strength);
 470
 471         network->type = type;
 472         network->identifier = g_strdup(identifier);
 473
 474         return network;
 475 }
 476
 477 /**
 478  * connman_network_ref:
 479  * @network: network structure
 480  *
 481  * Increase reference counter of  network
 482  */
 483 struct connman_network *connman_network_ref(struct connman_network *network)
 484 {
 485         if (connman_element_ref(&network->element) == NULL)
 486                 return NULL;
 487
 488         return network;
 489 }
 490
 491 /**
 492  * connman_network_unref:
 493  * @network: network structure
 494  *
 495  * Decrease reference counter of network
 496  */
 497 void connman_network_unref(struct connman_network *network)
 498 {
 499         connman_element_unref(&network->element);
 500 }
 501
 502 /**
 503  * connman_network_get_identifier:
 504  * @network: network structure
 505  *
 506  * Get identifier of network
 507  */
 508 const char *connman_network_get_identifier(struct connman_network *network)
 509 {
 510         return network->identifier;
 511 }
 512
 513 /**
 514  * connman_network_get_path:
 515  * @network: network structure
 516  *
 517  * Get path name of network
 518  */
 519 const char *connman_network_get_path(struct connman_network *network)
 520 {
 521         return network->element.path;
 522 }
 523
 524 /**
 525  * connman_network_set_index:
 526  * @network: network structure
 527  * @index: index number
 528  *
 529  * Set index number of network
 530  */
 531 void connman_network_set_index(struct connman_network *network, int index)
 532 {
 533         network->element.index = index;
 534 }
 535
 536 /**
 537  * connman_network_get_index:
 538  * @network: network structure
 539  *
 540  * Get index number of network
 541  */
 542 int connman_network_get_index(struct connman_network *network)
 543 {
 544         return network->element.index;
 545 }
 546
 547 /**
 548  * connman_network_set_protocol:
 549  * @network: network structure
 550  * @protocol: network protocol
 551  *
 552  * Change protocol of network
 553  */
 554 void connman_network_set_protocol(struct connman_network *network,
 555                                         enum connman_network_protocol protocol)
 556 {
 557         network->protocol = protocol;
 558 }
 559
 560 /**
 561  * connman_network_set_available:
 562  * @network: network structure
 563  * @available: availability state
 564  *
 565  * Change availability state of network (in range)
 566  */
 567 int connman_network_set_available(struct connman_network *network,
 568                                                 connman_bool_t available)
 569 {
 570         DBusMessage *signal;
 571         DBusMessageIter entry, value;
 572         const char *key = "Available";
 573
 574         DBG("network %p available %d", network, available);
 575
 576         if (network->available == available)
 577                 return -EALREADY;
 578
 579         network->available = available;
 580
 581         if (network->registered == FALSE)
 582                 return 0;
 583
 584         if (network->connected == FALSE && network->remember == FALSE)
 585                 return 0;
 586
 587         signal = dbus_message_new_signal(network->element.path,
 588                                 CONNMAN_NETWORK_INTERFACE, "PropertyChanged");
 589         if (signal == NULL)
 590                 return 0;
 591
 592         dbus_message_iter_init_append(signal, &entry);
 593
 594         dbus_message_iter_append_basic(&entry, DBUS_TYPE_STRING, &key);
 595
 596         dbus_message_iter_open_container(&entry, DBUS_TYPE_VARIANT,
 597                                         DBUS_TYPE_BOOLEAN_AS_STRING, &value);
 598         dbus_message_iter_append_basic(&value, DBUS_TYPE_BOOLEAN, &available);
 599         dbus_message_iter_close_container(&entry, &value);
 600
 601         g_dbus_send_message(connection, signal);
 602
 603         return 0;
 604 }
 605
 606 /**
 607  * connman_network_get_available:
 608  * @network: network structure
 609  *
 610  * Get network available setting
 611  */
 612 connman_bool_t connman_network_get_available(struct connman_network *network)
 613 {
 614         return network->available;
 615 }
 616
 617 /**
 618  * connman_network_set_connected:
 619  * @network: network structure
 620  * @connected: connected state
 621  *
 622  * Change connected state of network
 623  */
 624 int connman_network_set_connected(struct connman_network *network,
 625                                                 connman_bool_t connected)
 626 {
 627         DBusMessage *signal;
 628         DBusMessageIter entry, value;
 629         const char *key = "Connected";
 630
 631         DBG("network %p connected %d", network, connected);
 632
 633         if (network->connected == connected)
 634                 return -EALREADY;
 635
 636         network->connected = connected;
 637
 638         if (network->registered == FALSE)
 639                 return 0;
 640
 641         signal = dbus_message_new_signal(network->element.path,
 642                                 CONNMAN_NETWORK_INTERFACE, "PropertyChanged");
 643         if (signal == NULL)
 644                 return 0;
 645
 646         dbus_message_iter_init_append(signal, &entry);
 647
 648         dbus_message_iter_append_basic(&entry, DBUS_TYPE_STRING, &key);
 649
 650         dbus_message_iter_open_container(&entry, DBUS_TYPE_VARIANT,
 651                                         DBUS_TYPE_BOOLEAN_AS_STRING, &value);
 652         dbus_message_iter_append_basic(&value, DBUS_TYPE_BOOLEAN, &connected);
 653         dbus_message_iter_close_container(&entry, &value);
 654
 655         g_dbus_send_message(connection, signal);
 656
 657         if (connected == TRUE) {
 658                 struct connman_element *element;
 659                 enum connman_element_type type = CONNMAN_ELEMENT_TYPE_UNKNOWN;
 660
 661                 switch (network->protocol) {
 662                 case CONNMAN_NETWORK_PROTOCOL_UNKNOWN:
 663                         return 0;
 664                 case CONNMAN_NETWORK_PROTOCOL_IP:
 665                         type = CONNMAN_ELEMENT_TYPE_DHCP;
 666                         break;
 667                 case CONNMAN_NETWORK_PROTOCOL_PPP:
 668                         type = CONNMAN_ELEMENT_TYPE_PPP;
 669                         break;
 670                 }
 671
 672                 __connman_device_increase_connections(network->device);
 673
 674                 element = connman_element_create(NULL);
 675                 if (element != NULL) {
 676                         element->type  = type;
 677                         element->index = network->element.index;
 678
 679                         if (connman_element_register(element,
 680                                                 &network->element) < 0)
 681                                 connman_element_unref(element);
 682                 }
 683         } else {
 684                 connman_element_unregister_children(&network->element);
 685
 686                 __connman_device_decrease_connections(network->device);
 687         }
 688
 689         return 0;
 690 }
 691
 692 /**
 693  * connman_network_get_connected:
 694  * @network: network structure
 695  *
 696  * Get network connection status
 697  */
 698 connman_bool_t connman_network_get_connected(struct connman_network *network)
 699 {
 700         return network->connected;
 701 }
 702
 703 /**
 704  * connman_network_set_remember:
 705  * @network: network structure
 706  * @remember: remember state
 707  *
 708  * Change remember state of network (known networks)
 709  */
 710 int connman_network_set_remember(struct connman_network *network,
 711                                                 connman_bool_t remember)
 712 {
 713         DBusMessage *signal;
 714         DBusMessageIter entry, value;
 715         const char *key = "Remember";
 716
 717         DBG("network %p remember %d", network, remember);
 718
 719         if (network->remember == remember)
 720                 return -EALREADY;
 721
 722         network->remember = remember;
 723
 724         if (network->registered == FALSE)
 725                 return 0;
 726
 727         signal = dbus_message_new_signal(network->element.path,
 728                                 CONNMAN_NETWORK_INTERFACE, "PropertyChanged");
 729         if (signal == NULL)
 730                 return 0;
 731
 732         dbus_message_iter_init_append(signal, &entry);
 733
 734         dbus_message_iter_append_basic(&entry, DBUS_TYPE_STRING, &key);
 735
 736         dbus_message_iter_open_container(&entry, DBUS_TYPE_VARIANT,
 737                                         DBUS_TYPE_BOOLEAN_AS_STRING, &value);
 738         dbus_message_iter_append_basic(&value, DBUS_TYPE_BOOLEAN, &remember);
 739         dbus_message_iter_close_container(&entry, &value);
 740
 741         g_dbus_send_message(connection, signal);
 742
 743         return 0;
 744 }
 745
 746 /**
 747  * connman_network_get_remember:
 748  * @network: network structure
 749  *
 750  * Get network remember setting
 751  */
 752 connman_bool_t connman_network_get_remember(struct connman_network *network)
 753 {
 754         return network->remember;
 755 }
 756
 757 /**
 758  * connman_network_connect:
 759  * @network: network structure
 760  *
 761  * Connect network
 762  */
 763 int connman_network_connect(struct connman_network *network)
 764 {
 765         if (network->connected == TRUE)
 766                 return -EALREADY;
 767
 768         if (network->driver && network->driver->connect)
 769                 return network->driver->connect(network);
 770
 771         network->connected = TRUE;
 772
 773         return 0;
 774 }
 775
 776 int __connman_network_disconnect(struct connman_network *network)
 777 {
 778         if (network->connected == FALSE)
 779                 return -ENOTCONN;
 780
 781         if (network->driver && network->driver->disconnect)
 782                 return network->driver->disconnect(network);
 783
 784         network->connected = FALSE;
 785
 786         return 0;
 787 }
 788
 789 /**
 790  * connman_network_set_string:
 791  * @network: network structure
 792  * @key: unique identifier
 793  * @value: string value
 794  *
 795  * Set string value for specific key
 796  */
 797 int connman_network_set_string(struct connman_network *network,
 798                                         const char *key, const char *value)
 799 {
 800         DBG("network %p key %s value %s", network, key, value);
 801
 802         if (g_str_equal(key, "Name") == TRUE) {
 803                 g_free(network->name);
 804                 network->name = g_strdup(value);
 805         } else if (g_str_equal(key, "Node") == TRUE) {
 806                 g_free(network->node);
 807                 network->node = g_strdup(value);
 808         } else if (g_str_equal(key, "WiFi.Mode") == TRUE) {
 809                 g_free(network->wifi.mode);
 810                 network->wifi.mode = g_strdup(value);
 811         } else if (g_str_equal(key, "WiFi.Security") == TRUE) {
 812                 g_free(network->wifi.security);
 813                 network->wifi.security = g_strdup(value);
 814         } else if (g_str_equal(key, "WiFi.Passphrase") == TRUE) {
 815                 g_free(network->wifi.passphrase);
 816                 network->wifi.passphrase = g_strdup(value);
 817         }
 818
 819         return 0;
 820 }
 821
 822 /**
 823  * connman_network_get_string:
 824  * @network: network structure
 825  * @key: unique identifier
 826  *
 827  * Get string value for specific key
 828  */
 829 const char *connman_network_get_string(struct connman_network *network,
 830                                                         const char *key)
 831 {
 832         DBG("network %p key %s", network, key);
 833
 834         if (g_str_equal(key, "Name") == TRUE)
 835                 return network->name;
 836         else if (g_str_equal(key, "Node") == TRUE)
 837                 return network->node;
 838         else if (g_str_equal(key, "WiFi.Mode") == TRUE)
 839                 return network->wifi.mode;
 840         else if (g_str_equal(key, "WiFi.Security") == TRUE)
 841                 return network->wifi.security;
 842         else if (g_str_equal(key, "WiFi.Passphrase") == TRUE)
 843                 return network->wifi.passphrase;
 844
 845         return NULL;
 846 }
 847
 848 /**
 849  * connman_network_set_uint8:
 850  * @network: network structure
 851  * @key: unique identifier
 852  * @value: integer value
 853  *
 854  * Set integer value for specific key
 855  */
 856 int connman_network_set_uint8(struct connman_network *network,
 857                                         const char *key, connman_uint8_t value)
 858 {
 859         DBG("network %p key %s value %d", network, key, value);
 860
 861         if (g_str_equal(key, "Priority") == TRUE)
 862                 network->priority = value;
 863         else if (g_str_equal(key, "Strength") == TRUE) {
 864                 network->strength = value;
 865                 connman_element_set_static_property(&network->element,
 866                                         "Strength", DBUS_TYPE_BYTE, &value);
 867         }
 868
 869         return 0;
 870 }
 871
 872 /**
 873  * connman_network_get_uint8:
 874  * @network: network structure
 875  * @key: unique identifier
 876  *
 877  * Get integer value for specific key
 878  */
 879 connman_uint8_t connman_network_get_uint8(struct connman_network *network,
 880                                                         const char *key)
 881 {
 882         DBG("network %p key %s", network, key);
 883
 884         if (g_str_equal(key, "Priority") == TRUE)
 885                 return network->priority;
 886         else if (g_str_equal(key, "Strength") == TRUE)
 887                 return network->strength;
 888
 889         return 0;
 890 }
 891
 892 /**
 893  * connman_network_set_blob:
 894  * @network: network structure
 895  * @key: unique identifier
 896  * @data: blob data
 897  * @size: blob size
 898  *
 899  * Set binary blob value for specific key
 900  */
 901 int connman_network_set_blob(struct connman_network *network,
 902                         const char *key, const void *data, unsigned int size)
 903 {
 904         DBG("network %p key %s size %d", network, key, size);
 905
 906         if (g_str_equal(key, "WiFi.SSID") == TRUE) {
 907                 g_free(network->wifi.ssid);
 908                 network->wifi.ssid = g_try_malloc(size);
 909                 if (network->wifi.ssid != NULL) {
 910                         memcpy(network->wifi.ssid, data, size);
 911                         network->wifi.ssid_len = size;
 912                 } else
 913                         network->wifi.ssid_len = 0;
 914         }
 915
 916         return 0;
 917 }
 918
 919 /**
 920  * connman_network_get_blob:
 921  * @network: network structure
 922  * @key: unique identifier
 923  * @size: pointer to blob size
 924  *
 925  * Get binary blob value for specific key
 926  */
 927 const void *connman_network_get_blob(struct connman_network *network,
 928                                         const char *key, unsigned int *size)
 929 {
 930         DBG("network %p key %s", network, key);
 931
 932         if (g_str_equal(key, "WiFi.SSID") == TRUE) {
 933                 if (size != NULL)
 934                         *size = network->wifi.ssid_len;
 935                 return network->wifi.ssid;
 936         }
 937
 938         return NULL;
 939 }
 940
 941 void __connman_network_set_device(struct connman_network *network,
 942                                         struct connman_device *device)
 943 {
 944         network->device = device;
 945 }
 946
 947 /**
 948  * connman_network_get_device:
 949  * @network: network structure
 950  *
 951  * Get parent device of network
 952  */
 953 struct connman_device *connman_network_get_device(struct connman_network *network)
 954 {
 955         return network->device;
 956 }
 957
 958 /**
 959  * connman_network_get_data:
 960  * @network: network structure
 961  *
 962  * Get private network data pointer
 963  */
 964 void *connman_network_get_data(struct connman_network *network)
 965 {
 966         return network->driver_data;
 967 }
 968
 969 /**
 970  * connman_network_set_data:
 971  * @network: network structure
 972  * @data: data pointer
 973  *
 974  * Set private network data pointer
 975  */
 976 void connman_network_set_data(struct connman_network *network, void *data)
 977 {
 978         network->driver_data = data;
 979 }
 980
 981 static gboolean match_driver(struct connman_network *network,
 982                                         struct connman_network_driver *driver)
 983 {
 984         if (network->type == driver->type ||
 985                         driver->type == CONNMAN_NETWORK_TYPE_UNKNOWN)
 986                 return TRUE;
 987
 988         return FALSE;
 989 }
 990
 991 static int network_probe(struct connman_element *element)
 992 {
 993         struct connman_network *network = element->network;
 994         GSList *list;
 995         int err;
 996
 997         DBG("element %p name %s", element, element->name);
 998
 999         if (network == NULL)
1000                 return -ENODEV;
1001
1002         for (list = driver_list; list; list = list->next) {
1003                 struct connman_network_driver *driver = list->data;
1004
1005                 if (match_driver(network, driver) == FALSE)
1006                         continue;
1007
1008                 DBG("driver %p name %s", driver, driver->name);
1009
1010                 if (driver->probe(network) == 0) {
1011                         network->driver = driver;
1012                         break;
1013                 }
1014         }
1015
1016         if (network->driver == NULL)
1017                 return -ENODEV;
1018
1019         err = register_interface(element);
1020         if (err < 0) {
1021                 if (network->driver->remove)
1022                         network->driver->remove(network);
1023                 return err;
1024         }
1025
1026         return 0;
1027 }
1028
1029 static void network_remove(struct connman_element *element)
1030 {
1031         struct connman_network *network = element->network;
1032
1033         DBG("element %p name %s", element, element->name);
1034
1035         if (network == NULL)
1036                 return;
1037
1038         if (network->driver == NULL)
1039                 return;
1040
1041         unregister_interface(element);
1042
1043         if (network->driver->remove)
1044                 network->driver->remove(network);
1045 }
1046
1047 static struct connman_driver network_driver = {
1048         .name           = "network",
1049         .type           = CONNMAN_ELEMENT_TYPE_NETWORK,
1050         .priority       = CONNMAN_DRIVER_PRIORITY_LOW,
1051         .probe          = network_probe,
1052         .remove         = network_remove,
1053 };
1054
1055 static int network_init(struct connman_device *device)
1056 {
1057         DBG("device %p", device);
1058
1059         return 0;
1060 }
1061
1062 static int network_load(struct connman_network *network)
1063 {
1064         GKeyFile *keyfile;
1065         gchar *pathname, *data = NULL;
1066         gsize length;
1067         const char *name;
1068         int val;
1069
1070         DBG("network %p", network);
1071
1072         name = connman_device_get_name(network->device);
1073         if (name == NULL)
1074                 return -EINVAL;
1075
1076         pathname = g_strdup_printf("%s/%s.conf", STORAGEDIR, name);
1077         if (pathname == NULL)
1078                 return -ENOMEM;
1079
1080         keyfile = g_key_file_new();
1081
1082         if (g_file_get_contents(pathname, &data, &length, NULL) == FALSE) {
1083                 g_free(pathname);
1084                 return -ENOENT;
1085         }
1086
1087         g_free(pathname);
1088
1089         if (g_key_file_load_from_data(keyfile, data, length,
1090                                                         0, NULL) == FALSE) {
1091                 g_free(data);
1092                 return -EILSEQ;
1093         }
1094
1095         g_free(data);
1096
1097         network->remember = g_key_file_get_boolean(keyfile,
1098                                         network->identifier, "Remember", NULL);
1099
1100         val = g_key_file_get_integer(keyfile, network->identifier,
1101                                                         "Priority", NULL);
1102         if (val > 0)
1103                 network->priority = val;
1104
1105         if (network->remember == TRUE) {
1106                 g_free(network->wifi.security);
1107                 network->wifi.security = g_key_file_get_string(keyfile,
1108                                 network->identifier, "WiFi.Security", NULL);
1109
1110                 g_free(network->wifi.passphrase);
1111                 network->wifi.passphrase = g_key_file_get_string(keyfile,
1112                                 network->identifier, "WiFi.Passphrase", NULL);
1113         }
1114
1115         g_key_file_free(keyfile);
1116
1117         return 0;
1118 }
1119
1120 static int network_save(struct connman_network *network)
1121 {
1122         GKeyFile *keyfile;
1123         gchar *pathname, *data = NULL;
1124         gsize length;
1125         const char *name;
1126
1127         DBG("network %p", network);
1128
1129         name = connman_device_get_name(network->device);
1130         if (name == NULL)
1131                 return -EINVAL;
1132
1133         pathname = g_strdup_printf("%s/%s.conf", STORAGEDIR, name);
1134         if (pathname == NULL)
1135                 return -ENOMEM;
1136
1137         keyfile = g_key_file_new();
1138
1139         if (g_file_get_contents(pathname, &data, &length, NULL) == FALSE)
1140                 goto update;
1141
1142         if (length > 0) {
1143                 if (g_key_file_load_from_data(keyfile, data, length,
1144                                                         0, NULL) == FALSE)
1145                         goto done;
1146         }
1147
1148         g_free(data);
1149
1150 update:
1151         g_key_file_set_boolean(keyfile, network->identifier,
1152                                         "Remember", network->remember);
1153
1154         if (network->priority > 0)
1155                 g_key_file_set_integer(keyfile, network->identifier,
1156                                                 "Priority", network->priority);
1157
1158         if (network->remember == TRUE) {
1159                 if (network->wifi.security != NULL)
1160                         g_key_file_set_string(keyfile, network->identifier,
1161                                 "WiFi.Security", network->wifi.security);
1162
1163                 if (network->wifi.passphrase != NULL)
1164                         g_key_file_set_string(keyfile, network->identifier,
1165                                 "WiFi.Passphrase", network->wifi.passphrase);
1166         }
1167
1168         data = g_key_file_to_data(keyfile, &length, NULL);
1169
1170         g_file_set_contents(pathname, data, length, NULL);
1171
1172 done:
1173         g_free(data);
1174
1175         g_key_file_free(keyfile);
1176
1177         g_free(pathname);
1178
1179         return 0;
1180 }
1181
1182 static struct connman_storage network_storage = {
1183         .name           = "network",
1184         .priority       = CONNMAN_STORAGE_PRIORITY_LOW,
1185         .network_init   = network_init,
1186         .network_load   = network_load,
1187         .network_save   = network_save,
1188 };
1189
1190 int __connman_network_init(void)
1191 {
1192         DBG("");
1193
1194         connection = connman_dbus_get_connection();
1195
1196         if (connman_storage_register(&network_storage) < 0)
1197                 connman_error("Failed to register network storage");
1198
1199         return connman_driver_register(&network_driver);
1200 }
1201
1202 void __connman_network_cleanup(void)
1203 {
1204         DBG("");
1205
1206         connman_driver_unregister(&network_driver);
1207
1208         connman_storage_unregister(&network_storage);
1209
1210         dbus_connection_unref(connection);
1211 }