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_set_connected:
 577  * @network: network structure
 578  * @connected: connected state
 579  *
 580  * Change connected state of network
 581  */
 582 int connman_network_set_connected(struct connman_network *network,
 583                                                 connman_bool_t connected)
 584 {
 585         DBusMessage *signal;
 586         DBusMessageIter entry, value;
 587         const char *key = "Connected";
 588
 589         DBG("network %p connected %d", network, connected);
 590
 591         if (network->connected == connected)
 592                 return -EALREADY;
 593
 594         network->connected = connected;
 595
 596         if (network->registered == FALSE)
 597                 return 0;
 598
 599         signal = dbus_message_new_signal(network->element.path,
 600                                 CONNMAN_NETWORK_INTERFACE, "PropertyChanged");
 601         if (signal == NULL)
 602                 return 0;
 603
 604         dbus_message_iter_init_append(signal, &entry);
 605
 606         dbus_message_iter_append_basic(&entry, DBUS_TYPE_STRING, &key);
 607
 608         dbus_message_iter_open_container(&entry, DBUS_TYPE_VARIANT,
 609                                         DBUS_TYPE_BOOLEAN_AS_STRING, &value);
 610         dbus_message_iter_append_basic(&value, DBUS_TYPE_BOOLEAN, &connected);
 611         dbus_message_iter_close_container(&entry, &value);
 612
 613         g_dbus_send_message(connection, signal);
 614
 615         if (connected == TRUE) {
 616                 struct connman_element *element;
 617                 enum connman_element_type type = CONNMAN_ELEMENT_TYPE_UNKNOWN;
 618
 619                 switch (network->protocol) {
 620                 case CONNMAN_NETWORK_PROTOCOL_UNKNOWN:
 621                         return 0;
 622                 case CONNMAN_NETWORK_PROTOCOL_IP:
 623                         type = CONNMAN_ELEMENT_TYPE_DHCP;
 624                         break;
 625                 case CONNMAN_NETWORK_PROTOCOL_PPP:
 626                         type = CONNMAN_ELEMENT_TYPE_PPP;
 627                         break;
 628                 }
 629
 630                 __connman_device_increase_connections(network->device);
 631
 632                 element = connman_element_create(NULL);
 633                 if (element != NULL) {
 634                         element->type  = type;
 635                         element->index = network->element.index;
 636
 637                         if (connman_element_register(element,
 638                                                 &network->element) < 0)
 639                                 connman_element_unref(element);
 640                 }
 641         } else {
 642                 connman_element_unregister_children(&network->element);
 643
 644                 __connman_device_decrease_connections(network->device);
 645         }
 646
 647         return 0;
 648 }
 649
 650 /**
 651  * connman_network_get_remember:
 652  * @network: network structure
 653  *
 654  * Get network remember setting
 655  */
 656 connman_bool_t connman_network_get_remember(struct connman_network *network)
 657 {
 658         return network->remember;
 659 }
 660
 661 /**
 662  * connman_network_connect:
 663  * @network: network structure
 664  *
 665  * Connect network
 666  */
 667 int connman_network_connect(struct connman_network *network)
 668 {
 669         if (network->connected == TRUE)
 670                 return -EALREADY;
 671
 672         if (network->driver && network->driver->connect)
 673                 return network->driver->connect(network);
 674
 675         network->connected = TRUE;
 676
 677         return 0;
 678 }
 679
 680 /**
 681  * connman_network_set_string:
 682  * @network: network structure
 683  * @key: unique identifier
 684  * @value: string value
 685  *
 686  * Set string value for specific key
 687  */
 688 int connman_network_set_string(struct connman_network *network,
 689                                         const char *key, const char *value)
 690 {
 691         DBG("network %p key %s value %s", network, key, value);
 692
 693         if (g_str_equal(key, "Name") == TRUE) {
 694                 g_free(network->name);
 695                 network->name = g_strdup(value);
 696         } else if (g_str_equal(key, "Node") == TRUE) {
 697                 g_free(network->node);
 698                 network->node = g_strdup(value);
 699         } else if (g_str_equal(key, "WiFi.Mode") == TRUE) {
 700                 g_free(network->wifi.mode);
 701                 network->wifi.mode = g_strdup(value);
 702         } else if (g_str_equal(key, "WiFi.Security") == TRUE) {
 703                 g_free(network->wifi.security);
 704                 network->wifi.security = g_strdup(value);
 705         } else if (g_str_equal(key, "WiFi.Passphrase") == TRUE) {
 706                 g_free(network->wifi.passphrase);
 707                 network->wifi.passphrase = g_strdup(value);
 708         }
 709
 710         return 0;
 711 }
 712
 713 /**
 714  * connman_network_get_string:
 715  * @network: network structure
 716  * @key: unique identifier
 717  *
 718  * Get string value for specific key
 719  */
 720 const char *connman_network_get_string(struct connman_network *network,
 721                                                         const char *key)
 722 {
 723         DBG("network %p key %s", network, key);
 724
 725         if (g_str_equal(key, "Name") == TRUE)
 726                 return network->name;
 727         else if (g_str_equal(key, "Node") == TRUE)
 728                 return network->node;
 729         else if (g_str_equal(key, "WiFi.Mode") == TRUE)
 730                 return network->wifi.mode;
 731         else if (g_str_equal(key, "WiFi.Security") == TRUE)
 732                 return network->wifi.security;
 733         else if (g_str_equal(key, "WiFi.Passphrase") == TRUE)
 734                 return network->wifi.passphrase;
 735
 736         return NULL;
 737 }
 738
 739 /**
 740  * connman_network_set_uint8:
 741  * @network: network structure
 742  * @key: unique identifier
 743  * @value: integer value
 744  *
 745  * Set integer value for specific key
 746  */
 747 int connman_network_set_uint8(struct connman_network *network,
 748                                         const char *key, connman_uint8_t value)
 749 {
 750         DBG("network %p key %s value %d", network, key, value);
 751
 752         if (g_str_equal(key, "Strength") == TRUE) {
 753                 network->strength = value;
 754                 connman_element_set_static_property(&network->element,
 755                                         "Strength", DBUS_TYPE_BYTE, &value);
 756         }
 757
 758         return 0;
 759 }
 760
 761 /**
 762  * connman_network_set_blob:
 763  * @network: network structure
 764  * @key: unique identifier
 765  * @data: blob data
 766  * @size: blob size
 767  *
 768  * Set binary blob value for specific key
 769  */
 770 int connman_network_set_blob(struct connman_network *network,
 771                         const char *key, const void *data, unsigned int size)
 772 {
 773         DBG("network %p key %s size %d", network, key, size);
 774
 775         if (g_str_equal(key, "WiFi.SSID") == TRUE) {
 776                 g_free(network->wifi.ssid);
 777                 network->wifi.ssid = g_try_malloc(size);
 778                 if (network->wifi.ssid != NULL) {
 779                         memcpy(network->wifi.ssid, data, size);
 780                         network->wifi.ssid_len = size;
 781                 } else
 782                         network->wifi.ssid_len = 0;
 783         }
 784
 785         return 0;
 786 }
 787
 788 /**
 789  * connman_network_get_blob:
 790  * @network: network structure
 791  * @key: unique identifier
 792  * @size: pointer to blob size
 793  *
 794  * Get binary blob value for specific key
 795  */
 796 const void *connman_network_get_blob(struct connman_network *network,
 797                                         const char *key, unsigned int *size)
 798 {
 799         DBG("network %p key %s", network, key);
 800
 801         if (g_str_equal(key, "WiFi.SSID") == TRUE) {
 802                 if (size != NULL)
 803                         *size = network->wifi.ssid_len;
 804                 return network->wifi.ssid;
 805         }
 806
 807         return NULL;
 808 }
 809
 810 void __connman_network_set_device(struct connman_network *network,
 811                                         struct connman_device *device)
 812 {
 813         network->device = device;
 814 }
 815
 816 /**
 817  * connman_network_get_device:
 818  * @network: network structure
 819  *
 820  * Get parent device of network
 821  */
 822 struct connman_device *connman_network_get_device(struct connman_network *network)
 823 {
 824         return network->device;
 825 }
 826
 827 /**
 828  * connman_network_get_data:
 829  * @network: network structure
 830  *
 831  * Get private network data pointer
 832  */
 833 void *connman_network_get_data(struct connman_network *network)
 834 {
 835         return network->driver_data;
 836 }
 837
 838 /**
 839  * connman_network_set_data:
 840  * @network: network structure
 841  * @data: data pointer
 842  *
 843  * Set private network data pointer
 844  */
 845 void connman_network_set_data(struct connman_network *network, void *data)
 846 {
 847         network->driver_data = data;
 848 }
 849
 850 static gboolean match_driver(struct connman_network *network,
 851                                         struct connman_network_driver *driver)
 852 {
 853         if (network->type == driver->type ||
 854                         driver->type == CONNMAN_NETWORK_TYPE_UNKNOWN)
 855                 return TRUE;
 856
 857         return FALSE;
 858 }
 859
 860 static int network_probe(struct connman_element *element)
 861 {
 862         struct connman_network *network = element->network;
 863         GSList *list;
 864         int err;
 865
 866         DBG("element %p name %s", element, element->name);
 867
 868         if (network == NULL)
 869                 return -ENODEV;
 870
 871         for (list = driver_list; list; list = list->next) {
 872                 struct connman_network_driver *driver = list->data;
 873
 874                 if (match_driver(network, driver) == FALSE)
 875                         continue;
 876
 877                 DBG("driver %p name %s", driver, driver->name);
 878
 879                 if (driver->probe(network) == 0) {
 880                         network->driver = driver;
 881                         break;
 882                 }
 883         }
 884
 885         if (network->driver == NULL)
 886                 return -ENODEV;
 887
 888         err = register_interface(element);
 889         if (err < 0) {
 890                 if (network->driver->remove)
 891                         network->driver->remove(network);
 892                 return err;
 893         }
 894
 895         return 0;
 896 }
 897
 898 static void network_remove(struct connman_element *element)
 899 {
 900         struct connman_network *network = element->network;
 901
 902         DBG("element %p name %s", element, element->name);
 903
 904         if (network == NULL)
 905                 return;
 906
 907         if (network->driver == NULL)
 908                 return;
 909
 910         unregister_interface(element);
 911
 912         if (network->driver->remove)
 913                 network->driver->remove(network);
 914 }
 915
 916 static struct connman_driver network_driver = {
 917         .name           = "network",
 918         .type           = CONNMAN_ELEMENT_TYPE_NETWORK,
 919         .priority       = CONNMAN_DRIVER_PRIORITY_LOW,
 920         .probe          = network_probe,
 921         .remove         = network_remove,
 922 };
 923
 924 static int network_load(struct connman_network *network)
 925 {
 926         GKeyFile *keyfile;
 927         gchar *pathname, *data = NULL;
 928         gsize length;
 929         const char *name;
 930
 931         DBG("network %p", network);
 932
 933         name = connman_device_get_name(network->device);
 934         if (name == NULL)
 935                 return -EINVAL;
 936
 937         pathname = g_strdup_printf("%s/%s.conf", STORAGEDIR, name);
 938         if (pathname == NULL)
 939                 return -ENOMEM;
 940
 941         keyfile = g_key_file_new();
 942
 943         if (g_file_get_contents(pathname, &data, &length, NULL) == FALSE) {
 944                 g_free(pathname);
 945                 return -ENOENT;
 946         }
 947
 948         g_free(pathname);
 949
 950         if (g_key_file_load_from_data(keyfile, data, length,
 951                                                         0, NULL) == FALSE) {
 952                 g_free(data);
 953                 return -EILSEQ;
 954         }
 955
 956         g_free(data);
 957
 958         network->remember = g_key_file_get_boolean(keyfile,
 959                                         network->identifier, "Remember", NULL);
 960
 961         g_free(network->wifi.security);
 962         network->wifi.security = g_key_file_get_string(keyfile,
 963                                 network->identifier, "WiFi.Security", NULL);
 964
 965         g_free(network->wifi.passphrase);
 966         network->wifi.passphrase = g_key_file_get_string(keyfile,
 967                                 network->identifier, "WiFi.Passphrase", NULL);
 968
 969         g_key_file_free(keyfile);
 970
 971         return 0;
 972 }
 973
 974 static int network_save(struct connman_network *network)
 975 {
 976         GKeyFile *keyfile;
 977         gchar *pathname, *data = NULL;
 978         gsize length;
 979         const char *name;
 980
 981         DBG("network %p", network);
 982
 983         name = connman_device_get_name(network->device);
 984         if (name == NULL)
 985                 return -EINVAL;
 986
 987         pathname = g_strdup_printf("%s/%s.conf", STORAGEDIR, name);
 988         if (pathname == NULL)
 989                 return -ENOMEM;
 990
 991         keyfile = g_key_file_new();
 992
 993         if (g_file_get_contents(pathname, &data, &length, NULL) == FALSE)
 994                 goto update;
 995
 996         if (length > 0) {
 997                 if (g_key_file_load_from_data(keyfile, data, length,
 998                                                         0, NULL) == FALSE)
 999                         goto done;
1000         }
1001
1002         g_free(data);
1003
1004 update:
1005         g_key_file_set_boolean(keyfile, network->identifier,
1006                                         "Remember", network->remember);
1007
1008         if (network->wifi.security != NULL)
1009                 g_key_file_set_string(keyfile, network->identifier,
1010                                 "WiFi.Security", network->wifi.security);
1011
1012         if (network->wifi.passphrase != NULL)
1013                 g_key_file_set_string(keyfile, network->identifier,
1014                                 "WiFi.Passphrase", network->wifi.passphrase);
1015
1016         data = g_key_file_to_data(keyfile, &length, NULL);
1017
1018         g_file_set_contents(pathname, data, length, NULL);
1019
1020 done:
1021         g_free(data);
1022
1023         g_key_file_free(keyfile);
1024
1025         g_free(pathname);
1026
1027         return 0;
1028 }
1029
1030 static struct connman_storage network_storage = {
1031         .name           = "network",
1032         .priority       = CONNMAN_STORAGE_PRIORITY_LOW,
1033         .network_load   = network_load,
1034         .network_save   = network_save,
1035 };
1036
1037 int __connman_network_init(void)
1038 {
1039         DBG("");
1040
1041         connection = connman_dbus_get_connection();
1042
1043         if (connman_storage_register(&network_storage) < 0)
1044                 connman_error("Failed to register network storage");
1045
1046         return connman_driver_register(&network_driver);
1047 }
1048
1049 void __connman_network_cleanup(void)
1050 {
1051         DBG("");
1052
1053         connman_driver_unregister(&network_driver);
1054
1055         connman_storage_unregister(&network_storage);
1056
1057         dbus_connection_unref(connection);
1058 }