src/network.c

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