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

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