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