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 connected;
  37         connman_bool_t remember;
  38         connman_uint8_t strength;
  39         char *identifier;
  40         char *name;
  41         char *node;
  42
  43         struct connman_network_driver *driver;
  44         void *driver_data;
  45
  46         connman_bool_t registered;
  47
  48         struct connman_device *device;
  49
  50         struct {
  51                 void *ssid;
  52                 int ssid_len;
  53                 char *mode;
  54                 char *security;
  55                 char *passphrase;
  56         } wifi;
  57 };
  58
  59 static const char *type2string(enum connman_network_type type)
  60 {
  61         switch (type) {
  62         case CONNMAN_NETWORK_TYPE_UNKNOWN:
  63         case CONNMAN_NETWORK_TYPE_VENDOR:
  64                 break;
  65         case CONNMAN_NETWORK_TYPE_WIFI:
  66                 return "wifi";
  67         case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
  68         case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
  69                 return "bluetooth";
  70         case CONNMAN_NETWORK_TYPE_HSO:
  71                 return "cellular";
  72         }
  73
  74         return NULL;
  75 }
  76
  77 static DBusMessage *get_properties(DBusConnection *conn,
  78                                         DBusMessage *msg, void *data)
  79 {
  80         struct connman_network *network = data;
  81         DBusMessage *reply;
  82         DBusMessageIter array, dict;
  83
  84         DBG("conn %p", conn);
  85
  86         reply = dbus_message_new_method_return(msg);
  87         if (reply == NULL)
  88                 return NULL;
  89
  90         dbus_message_iter_init_append(reply, &array);
  91
  92         dbus_message_iter_open_container(&array, DBUS_TYPE_ARRAY,
  93                         DBUS_DICT_ENTRY_BEGIN_CHAR_AS_STRING
  94                         DBUS_TYPE_STRING_AS_STRING DBUS_TYPE_VARIANT_AS_STRING
  95                         DBUS_DICT_ENTRY_END_CHAR_AS_STRING, &dict);
  96
  97         if (network->device) {
  98                 const char *path = connman_device_get_path(network->device);
  99                 if (path != NULL)
 100                         connman_dbus_dict_append_variant(&dict, "Device",
 101                                                 DBUS_TYPE_OBJECT_PATH, &path);
 102         }
 103
 104         if (network->name != NULL)
 105                 connman_dbus_dict_append_variant(&dict, "Name",
 106                                         DBUS_TYPE_STRING, &network->name);
 107
 108         connman_dbus_dict_append_variant(&dict, "Connected",
 109                                 DBUS_TYPE_BOOLEAN, &network->connected);
 110
 111         connman_dbus_dict_append_variant(&dict, "Remember",
 112                                 DBUS_TYPE_BOOLEAN, &network->remember);
 113
 114         if (network->strength > 0)
 115                 connman_dbus_dict_append_variant(&dict, "Strength",
 116                                         DBUS_TYPE_BYTE, &network->strength);
 117
 118         if (network->wifi.ssid != NULL && network->wifi.ssid_len > 0)
 119                 connman_dbus_dict_append_array(&dict, "WiFi.SSID",
 120                                 DBUS_TYPE_BYTE, &network->wifi.ssid,
 121                                                 network->wifi.ssid_len);
 122
 123         if (network->wifi.mode != NULL)
 124                 connman_dbus_dict_append_variant(&dict, "WiFi.Mode",
 125                                 DBUS_TYPE_STRING, &network->wifi.mode);
 126
 127         if (network->wifi.security != NULL)
 128                 connman_dbus_dict_append_variant(&dict, "WiFi.Security",
 129                                 DBUS_TYPE_STRING, &network->wifi.security);
 130
 131         if (network->wifi.passphrase != NULL)
 132                 connman_dbus_dict_append_variant(&dict, "WiFi.Passphrase",
 133                                 DBUS_TYPE_STRING, &network->wifi.passphrase);
 134
 135         dbus_message_iter_close_container(&array, &dict);
 136
 137         return reply;
 138 }
 139
 140 static DBusMessage *set_property(DBusConnection *conn,
 141                                         DBusMessage *msg, void *data)
 142 {
 143         struct connman_network *network = data;
 144         DBusMessageIter iter, value;
 145         const char *name;
 146
 147         DBG("conn %p", conn);
 148
 149         if (dbus_message_iter_init(msg, &iter) == FALSE)
 150                 return __connman_error_invalid_arguments(msg);
 151
 152         dbus_message_iter_get_basic(&iter, &name);
 153         dbus_message_iter_next(&iter);
 154         dbus_message_iter_recurse(&iter, &value);
 155
 156         if (__connman_security_check_privileges(msg) < 0)
 157                 return __connman_error_permission_denied(msg);
 158
 159         if (g_str_equal(name, "Remember") == TRUE) {
 160                 connman_bool_t remember;
 161
 162                 dbus_message_iter_get_basic(&value, &remember);
 163
 164                 if (network->remember == remember)
 165                         return __connman_error_invalid_arguments(msg);
 166         } else if (g_str_equal(name, "WiFi.Passphrase") == TRUE) {
 167                 const char *passphrase;
 168
 169                 dbus_message_iter_get_basic(&value, &passphrase);
 170
 171                 g_free(network->wifi.passphrase);
 172                 network->wifi.passphrase = g_strdup(passphrase);
 173         }
 174
 175         __connman_storage_save_network(network);
 176
 177         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
 178 }
 179
 180 static DBusMessage *do_connect(DBusConnection *conn,
 181                                         DBusMessage *msg, void *data)
 182 {
 183         struct connman_network *network = data;
 184         int err;
 185
 186         DBG("conn %p", conn);
 187
 188         if (network->connected == TRUE)
 189                 return __connman_error_failed(msg);
 190
 191         if (network->driver && network->driver->connect) {
 192                 err = network->driver->connect(network);
 193                 if (err < 0 && err != -EINPROGRESS)
 194                         return __connman_error_failed(msg);
 195         } else
 196                 network->connected = TRUE;
 197
 198         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
 199 }
 200
 201 static DBusMessage *do_disconnect(DBusConnection *conn,
 202                                         DBusMessage *msg, void *data)
 203 {
 204         struct connman_network *network = data;
 205         int err;
 206
 207         DBG("conn %p", conn);
 208
 209         if (network->connected == FALSE)
 210                 return __connman_error_failed(msg);
 211
 212         connman_element_unregister_children(&network->element);
 213
 214         if (network->driver && network->driver->disconnect) {
 215                 err = network->driver->disconnect(network);
 216                 if (err < 0 && err != -EINPROGRESS)
 217                         return __connman_error_failed(msg);
 218         } else
 219                 network->connected = FALSE;
 220
 221         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
 222 }
 223
 224 static GDBusMethodTable network_methods[] = {
 225         { "GetProperties", "",   "a{sv}", get_properties },
 226         { "SetProperty",   "sv", "",      set_property   },
 227         { "Connect",       "",   "",      do_connect     },
 228         { "Disconnect",    "",   "",      do_disconnect  },
 229         { },
 230 };
 231
 232 static GDBusSignalTable network_signals[] = {
 233         { "PropertyChanged", "sv" },
 234         { },
 235 };
 236
 237 static DBusConnection *connection;
 238
 239 static void emit_networks_signal(void)
 240 {
 241 }
 242
 243 static int register_interface(struct connman_element *element)
 244 {
 245         struct connman_network *network = element->network;
 246
 247         DBG("element %p name %s", element, element->name);
 248
 249         if (g_dbus_register_interface(connection, element->path,
 250                                         CONNMAN_NETWORK_INTERFACE,
 251                                         network_methods, network_signals,
 252                                         NULL, network, NULL) == FALSE) {
 253                 connman_error("Failed to register %s network", element->path);
 254                 return -EIO;
 255         }
 256
 257         network->registered = TRUE;
 258
 259         emit_networks_signal();
 260
 261         return 0;
 262 }
 263
 264 static void unregister_interface(struct connman_element *element)
 265 {
 266         struct connman_network * network = element->network;
 267
 268         DBG("element %p name %s", element, element->name);
 269
 270         network->registered = FALSE;
 271
 272         emit_networks_signal();
 273
 274         g_dbus_unregister_interface(connection, element->path,
 275                                                 CONNMAN_NETWORK_INTERFACE);
 276 }
 277
 278 connman_bool_t __connman_network_has_driver(struct connman_network *network)
 279 {
 280         if (network == NULL || network->driver == NULL)
 281                 return FALSE;
 282
 283         return network->registered;
 284 }
 285
 286 static GSList *driver_list = NULL;
 287
 288 static gint compare_priority(gconstpointer a, gconstpointer b)
 289 {
 290         const struct connman_network_driver *driver1 = a;
 291         const struct connman_network_driver *driver2 = b;
 292
 293         return driver2->priority - driver1->priority;
 294 }
 295
 296 /**
 297  * connman_network_driver_register:
 298  * @driver: network driver definition
 299  *
 300  * Register a new network driver
 301  *
 302  * Returns: %0 on success
 303  */
 304 int connman_network_driver_register(struct connman_network_driver *driver)
 305 {
 306         DBG("driver %p name %s", driver, driver->name);
 307
 308         driver_list = g_slist_insert_sorted(driver_list, driver,
 309                                                         compare_priority);
 310
 311         return 0;
 312 }
 313
 314 /**
 315  * connman_network_driver_unregister:
 316  * @driver: network driver definition
 317  *
 318  * Remove a previously registered network driver
 319  */
 320 void connman_network_driver_unregister(struct connman_network_driver *driver)
 321 {
 322         DBG("driver %p name %s", driver, driver->name);
 323
 324         driver_list = g_slist_remove(driver_list, driver);
 325 }
 326
 327 static void network_destruct(struct connman_element *element)
 328 {
 329         struct connman_network *network = element->network;
 330
 331         DBG("element %p name %s", element, element->name);
 332
 333         g_free(network->wifi.ssid);
 334         g_free(network->wifi.mode);
 335         g_free(network->wifi.security);
 336         g_free(network->wifi.passphrase);
 337
 338         g_free(network->node);
 339         g_free(network->name);
 340         g_free(network->identifier);
 341 }
 342
 343 /**
 344  * connman_network_create:
 345  * @identifier: network identifier (for example an unqiue name)
 346  *
 347  * Allocate a new network and assign the #identifier to it.
 348  *
 349  * Returns: a newly-allocated #connman_network structure
 350  */
 351 struct connman_network *connman_network_create(const char *identifier,
 352                                                 enum connman_network_type type)
 353 {
 354         struct connman_network *network;
 355         const char *str;
 356
 357         DBG("identifier %s type %d", identifier, type);
 358
 359         network = g_try_new0(struct connman_network, 1);
 360         if (network == NULL)
 361                 return NULL;
 362
 363         DBG("network %p", network);
 364
 365         network->element.refcount = 1;
 366
 367         network->element.name = g_strdup(identifier);
 368         network->element.type = CONNMAN_ELEMENT_TYPE_NETWORK;
 369         network->element.index = -1;
 370
 371         network->element.network = network;
 372         network->element.destruct = network_destruct;
 373
 374         str = type2string(type);
 375         if (str != NULL)
 376                 connman_element_add_static_property(&network->element,
 377                                         "Type", DBUS_TYPE_STRING, &str);
 378
 379         network->type = type;
 380         network->identifier = g_strdup(identifier);
 381
 382         return network;
 383 }
 384
 385 /**
 386  * connman_network_ref:
 387  * @network: network structure
 388  *
 389  * Increase reference counter of  network
 390  */
 391 struct connman_network *connman_network_ref(struct connman_network *network)
 392 {
 393         if (connman_element_ref(&network->element) == NULL)
 394                 return NULL;
 395
 396         return network;
 397 }
 398
 399 /**
 400  * connman_network_unref:
 401  * @network: network structure
 402  *
 403  * Decrease reference counter of network
 404  */
 405 void connman_network_unref(struct connman_network *network)
 406 {
 407         connman_element_unref(&network->element);
 408 }
 409
 410 /**
 411  * connman_network_get_identifier:
 412  * @network: network structure
 413  *
 414  * Get identifier of network
 415  */
 416 const char *connman_network_get_identifier(struct connman_network *network)
 417 {
 418         return network->identifier;
 419 }
 420
 421 /**
 422  * connman_network_get_path:
 423  * @network: network structure
 424  *
 425  * Get path name of network
 426  */
 427 const char *connman_network_get_path(struct connman_network *network)
 428 {
 429         return network->element.path;
 430 }
 431
 432 /**
 433  * connman_network_set_index:
 434  * @network: network structure
 435  * @index: index number
 436  *
 437  * Set index number of network
 438  */
 439 void connman_network_set_index(struct connman_network *network, int index)
 440 {
 441         network->element.index = index;
 442 }
 443
 444 /**
 445  * connman_network_get_index:
 446  * @network: network structure
 447  *
 448  * Get index number of network
 449  */
 450 int connman_network_get_index(struct connman_network *network)
 451 {
 452         return network->element.index;
 453 }
 454
 455 /**
 456  * connman_network_set_protocol:
 457  * @network: network structure
 458  * @protocol: network protocol
 459  *
 460  * Change protocol of network
 461  */
 462 void connman_network_set_protocol(struct connman_network *network,
 463                                         enum connman_network_protocol protocol)
 464 {
 465         network->protocol = protocol;
 466 }
 467
 468 /**
 469  * connman_network_set_connected:
 470  * @network: network structure
 471  * @connected: connected state
 472  *
 473  * Change connected state of network
 474  */
 475 int connman_network_set_connected(struct connman_network *network,
 476                                                 connman_bool_t connected)
 477 {
 478         DBG("network %p connected %d", network, connected);
 479
 480         if (network->connected == connected)
 481                 return -EALREADY;
 482
 483         network->connected = connected;
 484
 485         if (connected == TRUE) {
 486                 struct connman_element *element;
 487                 enum connman_element_type type = CONNMAN_ELEMENT_TYPE_UNKNOWN;
 488
 489                 switch (network->protocol) {
 490                 case CONNMAN_NETWORK_PROTOCOL_UNKNOWN:
 491                         return 0;
 492                 case CONNMAN_NETWORK_PROTOCOL_IP:
 493                         type = CONNMAN_ELEMENT_TYPE_DHCP;
 494                         break;
 495                 case CONNMAN_NETWORK_PROTOCOL_PPP:
 496                         type = CONNMAN_ELEMENT_TYPE_PPP;
 497                         break;
 498                 }
 499
 500                 __connman_device_increase_connections(network->device);
 501
 502                 element = connman_element_create(NULL);
 503                 if (element != NULL) {
 504                         element->type  = type;
 505                         element->index = network->element.index;
 506
 507                         if (connman_element_register(element,
 508                                                 &network->element) < 0)
 509                                 connman_element_unref(element);
 510                 }
 511         } else {
 512                 connman_element_unregister_children(&network->element);
 513
 514                 __connman_device_decrease_connections(network->device);
 515         }
 516
 517         return 0;
 518 }
 519
 520 /**
 521  * connman_network_get_remember:
 522  * @network: network structure
 523  *
 524  * Get network remember setting
 525  */
 526 connman_bool_t connman_network_get_remember(struct connman_network *network)
 527 {
 528         return network->remember;
 529 }
 530
 531 /**
 532  * connman_network_connect:
 533  * @network: network structure
 534  *
 535  * Connect network
 536  */
 537 int connman_network_connect(struct connman_network *network)
 538 {
 539         if (network->connected == TRUE)
 540                 return -EALREADY;
 541
 542         if (network->driver && network->driver->connect)
 543                 return network->driver->connect(network);
 544
 545         network->connected = TRUE;
 546
 547         return 0;
 548 }
 549
 550 /**
 551  * connman_network_set_string:
 552  * @network: network structure
 553  * @key: unique identifier
 554  * @value: string value
 555  *
 556  * Set string value for specific key
 557  */
 558 int connman_network_set_string(struct connman_network *network,
 559                                         const char *key, const char *value)
 560 {
 561         DBG("network %p key %s value %s", network, key, value);
 562
 563         if (g_str_equal(key, "Name") == TRUE) {
 564                 g_free(network->name);
 565                 network->name = g_strdup(value);
 566         } else if (g_str_equal(key, "Node") == TRUE) {
 567                 g_free(network->node);
 568                 network->node = g_strdup(value);
 569         } else if (g_str_equal(key, "WiFi.Mode") == TRUE) {
 570                 g_free(network->wifi.mode);
 571                 network->wifi.mode = g_strdup(value);
 572         } else if (g_str_equal(key, "WiFi.Security") == TRUE) {
 573                 g_free(network->wifi.security);
 574                 network->wifi.security = g_strdup(value);
 575         } else if (g_str_equal(key, "WiFi.Passphrase") == TRUE) {
 576                 g_free(network->wifi.passphrase);
 577                 network->wifi.passphrase = g_strdup(value);
 578         }
 579
 580         return 0;
 581 }
 582
 583 /**
 584  * connman_network_get_string:
 585  * @network: network structure
 586  * @key: unique identifier
 587  *
 588  * Get string value for specific key
 589  */
 590 const char *connman_network_get_string(struct connman_network *network,
 591                                                         const char *key)
 592 {
 593         DBG("network %p key %s", network, key);
 594
 595         if (g_str_equal(key, "Name") == TRUE)
 596                 return network->name;
 597         else if (g_str_equal(key, "Node") == TRUE)
 598                 return network->node;
 599         else if (g_str_equal(key, "WiFi.Mode") == TRUE)
 600                 return network->wifi.mode;
 601         else if (g_str_equal(key, "WiFi.Security") == TRUE)
 602                 return network->wifi.security;
 603         else if (g_str_equal(key, "WiFi.Passphrase") == TRUE)
 604                 return network->wifi.passphrase;
 605
 606         return NULL;
 607 }
 608
 609 /**
 610  * connman_network_set_uint8:
 611  * @network: network structure
 612  * @key: unique identifier
 613  * @value: integer value
 614  *
 615  * Set integer value for specific key
 616  */
 617 int connman_network_set_uint8(struct connman_network *network,
 618                                         const char *key, connman_uint8_t value)
 619 {
 620         DBG("network %p key %s value %d", network, key, value);
 621
 622         if (g_str_equal(key, "Strength") == TRUE)
 623                 network->strength = value;
 624
 625         return 0;
 626 }
 627
 628 /**
 629  * connman_network_set_blob:
 630  * @network: network structure
 631  * @key: unique identifier
 632  * @data: blob data
 633  * @size: blob size
 634  *
 635  * Set binary blob value for specific key
 636  */
 637 int connman_network_set_blob(struct connman_network *network,
 638                         const char *key, const void *data, unsigned int size)
 639 {
 640         DBG("network %p key %s size %d", network, key, size);
 641
 642         if (g_str_equal(key, "WiFi.SSID") == TRUE) {
 643                 g_free(network->wifi.ssid);
 644                 network->wifi.ssid = g_try_malloc(size);
 645                 if (network->wifi.ssid != NULL) {
 646                         memcpy(network->wifi.ssid, data, size);
 647                         network->wifi.ssid_len = size;
 648                 } else
 649                         network->wifi.ssid_len = 0;
 650         }
 651
 652         return 0;
 653 }
 654
 655 /**
 656  * connman_network_get_blob:
 657  * @network: network structure
 658  * @key: unique identifier
 659  * @size: pointer to blob size
 660  *
 661  * Get binary blob value for specific key
 662  */
 663 const void *connman_network_get_blob(struct connman_network *network,
 664                                         const char *key, unsigned int *size)
 665 {
 666         DBG("network %p key %s", network, key);
 667
 668         if (g_str_equal(key, "WiFi.SSID") == TRUE) {
 669                 if (size != NULL)
 670                         *size = network->wifi.ssid_len;
 671                 return network->wifi.ssid;
 672         }
 673
 674         return NULL;
 675 }
 676
 677 void __connman_network_set_device(struct connman_network *network,
 678                                         struct connman_device *device)
 679 {
 680         network->device = device;
 681 }
 682
 683 /**
 684  * connman_network_get_device:
 685  * @network: network structure
 686  *
 687  * Get parent device of network
 688  */
 689 struct connman_device *connman_network_get_device(struct connman_network *network)
 690 {
 691         return network->device;
 692 }
 693
 694 /**
 695  * connman_network_get_data:
 696  * @network: network structure
 697  *
 698  * Get private network data pointer
 699  */
 700 void *connman_network_get_data(struct connman_network *network)
 701 {
 702         return network->driver_data;
 703 }
 704
 705 /**
 706  * connman_network_set_data:
 707  * @network: network structure
 708  * @data: data pointer
 709  *
 710  * Set private network data pointer
 711  */
 712 void connman_network_set_data(struct connman_network *network, void *data)
 713 {
 714         network->driver_data = data;
 715 }
 716
 717 static gboolean match_driver(struct connman_network *network,
 718                                         struct connman_network_driver *driver)
 719 {
 720         if (network->type == driver->type ||
 721                         driver->type == CONNMAN_NETWORK_TYPE_UNKNOWN)
 722                 return TRUE;
 723
 724         return FALSE;
 725 }
 726
 727 static int network_probe(struct connman_element *element)
 728 {
 729         struct connman_network *network = element->network;
 730         GSList *list;
 731         int err;
 732
 733         DBG("element %p name %s", element, element->name);
 734
 735         if (network == NULL)
 736                 return -ENODEV;
 737
 738         for (list = driver_list; list; list = list->next) {
 739                 struct connman_network_driver *driver = list->data;
 740
 741                 if (match_driver(network, driver) == FALSE)
 742                         continue;
 743
 744                 DBG("driver %p name %s", driver, driver->name);
 745
 746                 if (driver->probe(network) == 0) {
 747                         network->driver = driver;
 748                         break;
 749                 }
 750         }
 751
 752         if (network->driver == NULL)
 753                 return -ENODEV;
 754
 755         err = register_interface(element);
 756         if (err < 0) {
 757                 if (network->driver->remove)
 758                         network->driver->remove(network);
 759                 return err;
 760         }
 761
 762         return 0;
 763 }
 764
 765 static void network_remove(struct connman_element *element)
 766 {
 767         struct connman_network *network = element->network;
 768
 769         DBG("element %p name %s", element, element->name);
 770
 771         if (network == NULL)
 772                 return;
 773
 774         if (network->driver == NULL)
 775                 return;
 776
 777         unregister_interface(element);
 778
 779         if (network->driver->remove)
 780                 network->driver->remove(network);
 781 }
 782
 783 static struct connman_driver network_driver = {
 784         .name           = "network",
 785         .type           = CONNMAN_ELEMENT_TYPE_NETWORK,
 786         .priority       = CONNMAN_DRIVER_PRIORITY_LOW,
 787         .probe          = network_probe,
 788         .remove         = network_remove,
 789 };
 790
 791 static int network_load(struct connman_network *network)
 792 {
 793         GKeyFile *keyfile;
 794         gchar *pathname, *data = NULL;
 795         gsize length;
 796         const char *name;
 797
 798         DBG("network %p", network);
 799
 800         name = connman_device_get_name(network->device);
 801         if (name == NULL)
 802                 return -EINVAL;
 803
 804         pathname = g_strdup_printf("%s/%s.conf", STORAGEDIR, name);
 805         if (pathname == NULL)
 806                 return -ENOMEM;
 807
 808         keyfile = g_key_file_new();
 809
 810         if (g_file_get_contents(pathname, &data, &length, NULL) == FALSE) {
 811                 g_free(pathname);
 812                 return -ENOENT;
 813         }
 814
 815         g_free(pathname);
 816
 817         if (g_key_file_load_from_data(keyfile, data, length,
 818                                                         0, NULL) == FALSE) {
 819                 g_free(data);
 820                 return -EILSEQ;
 821         }
 822
 823         g_free(data);
 824
 825         network->remember = g_key_file_get_boolean(keyfile,
 826                                         network->identifier, "Remember", NULL);
 827
 828         g_free(network->wifi.security);
 829         network->wifi.security = g_key_file_get_string(keyfile,
 830                                 network->identifier, "WiFi.Security", NULL);
 831
 832         g_free(network->wifi.passphrase);
 833         network->wifi.passphrase = g_key_file_get_string(keyfile,
 834                                 network->identifier, "WiFi.Passphrase", NULL);
 835
 836         g_key_file_free(keyfile);
 837
 838         return 0;
 839 }
 840
 841 static int network_save(struct connman_network *network)
 842 {
 843         GKeyFile *keyfile;
 844         gchar *pathname, *data = NULL;
 845         gsize length;
 846         const char *name;
 847
 848         DBG("network %p", network);
 849
 850         name = connman_device_get_name(network->device);
 851         if (name == NULL)
 852                 return -EINVAL;
 853
 854         pathname = g_strdup_printf("%s/%s.conf", STORAGEDIR, name);
 855         if (pathname == NULL)
 856                 return -ENOMEM;
 857
 858         keyfile = g_key_file_new();
 859
 860         if (g_file_get_contents(pathname, &data, &length, NULL) == FALSE)
 861                 goto update;
 862
 863         if (length > 0) {
 864                 if (g_key_file_load_from_data(keyfile, data, length,
 865                                                         0, NULL) == FALSE)
 866                         goto done;
 867         }
 868
 869         g_free(data);
 870
 871 update:
 872         g_key_file_set_boolean(keyfile, network->identifier,
 873                                         "Remember", network->remember);
 874
 875         if (network->wifi.security != NULL)
 876                 g_key_file_set_string(keyfile, network->identifier,
 877                                 "WiFi.Security", network->wifi.security);
 878
 879         if (network->wifi.passphrase != NULL)
 880                 g_key_file_set_string(keyfile, network->identifier,
 881                                 "WiFi.Passphrase", network->wifi.passphrase);
 882
 883         data = g_key_file_to_data(keyfile, &length, NULL);
 884
 885         g_file_set_contents(pathname, data, length, NULL);
 886
 887 done:
 888         g_free(data);
 889
 890         g_key_file_free(keyfile);
 891
 892         g_free(pathname);
 893
 894         return 0;
 895 }
 896
 897 static struct connman_storage network_storage = {
 898         .name           = "network",
 899         .priority       = CONNMAN_STORAGE_PRIORITY_LOW,
 900         .network_load   = network_load,
 901         .network_save   = network_save,
 902 };
 903
 904 int __connman_network_init(void)
 905 {
 906         DBG("");
 907
 908         connection = connman_dbus_get_connection();
 909
 910         if (connman_storage_register(&network_storage) < 0)
 911                 connman_error("Failed to register network storage");
 912
 913         return connman_driver_register(&network_driver);
 914 }
 915
 916 void __connman_network_cleanup(void)
 917 {
 918         DBG("");
 919
 920         connman_driver_unregister(&network_driver);
 921
 922         connman_storage_unregister(&network_storage);
 923
 924         dbus_connection_unref(connection);
 925 }