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 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
 183                 network->remember = remember;
 184         } else if (g_str_equal(name, "WiFi.Passphrase") == TRUE) {
 185                 const char *passphrase;
 186
 187                 if (__connman_security_check_privilege(msg,
 188                                         CONNMAN_SECURITY_PRIVILEGE_SECRET) < 0)
 189                         return __connman_error_permission_denied(msg);
 190
 191                 dbus_message_iter_get_basic(&value, &passphrase);
 192
 193                 g_free(network->wifi.passphrase);
 194                 network->wifi.passphrase = g_strdup(passphrase);
 195         } else if (g_str_equal(name, "Priority") == TRUE) {
 196                 connman_uint8_t priority;
 197
 198                 dbus_message_iter_get_basic(&value, &priority);
 199
 200                 network->priority = priority;
 201         }
 202
 203         __connman_storage_save_network(network);
 204
 205         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
 206 }
 207
 208 static DBusMessage *do_connect(DBusConnection *conn,
 209                                         DBusMessage *msg, void *data)
 210 {
 211         struct connman_network *network = data;
 212         int err;
 213
 214         DBG("conn %p", conn);
 215
 216         if (__connman_security_check_privilege(msg,
 217                                         CONNMAN_SECURITY_PRIVILEGE_MODIFY) < 0)
 218                 return __connman_error_permission_denied(msg);
 219
 220         if (network->connected == TRUE)
 221                 return __connman_error_failed(msg);
 222
 223         if (network->driver && network->driver->connect) {
 224                 err = network->driver->connect(network);
 225                 if (err < 0 && err != -EINPROGRESS)
 226                         return __connman_error_failed(msg);
 227         } else
 228                 network->connected = TRUE;
 229
 230         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
 231 }
 232
 233 static DBusMessage *do_disconnect(DBusConnection *conn,
 234                                         DBusMessage *msg, void *data)
 235 {
 236         struct connman_network *network = data;
 237         int err;
 238
 239         DBG("conn %p", conn);
 240
 241         if (__connman_security_check_privilege(msg,
 242                                         CONNMAN_SECURITY_PRIVILEGE_MODIFY) < 0)
 243                 return __connman_error_permission_denied(msg);
 244
 245         if (network->connected == FALSE)
 246                 return __connman_error_failed(msg);
 247
 248         connman_element_unregister_children(&network->element);
 249
 250         if (network->driver && network->driver->disconnect) {
 251                 err = network->driver->disconnect(network);
 252                 if (err < 0 && err != -EINPROGRESS)
 253                         return __connman_error_failed(msg);
 254         } else
 255                 network->connected = FALSE;
 256
 257         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
 258 }
 259
 260 static GDBusMethodTable network_methods[] = {
 261         { "GetProperties", "",   "a{sv}", get_properties },
 262         { "SetProperty",   "sv", "",      set_property   },
 263         { "Connect",       "",   "",      do_connect     },
 264         { "Disconnect",    "",   "",      do_disconnect  },
 265         { },
 266 };
 267
 268 static GDBusSignalTable network_signals[] = {
 269         { "PropertyChanged", "sv" },
 270         { },
 271 };
 272
 273 static DBusConnection *connection;
 274
 275 static void append_networks(struct connman_device *device,
 276                                                 DBusMessageIter *entry)
 277 {
 278         DBusMessageIter value, iter;
 279         const char *key = "Networks";
 280
 281         dbus_message_iter_append_basic(entry, DBUS_TYPE_STRING, &key);
 282
 283         dbus_message_iter_open_container(entry, DBUS_TYPE_VARIANT,
 284                 DBUS_TYPE_ARRAY_AS_STRING DBUS_TYPE_OBJECT_PATH_AS_STRING,
 285                                                                 &value);
 286
 287         dbus_message_iter_open_container(&value, DBUS_TYPE_ARRAY,
 288                                 DBUS_TYPE_OBJECT_PATH_AS_STRING, &iter);
 289         __connman_element_list((struct connman_element *) device,
 290                                         CONNMAN_ELEMENT_TYPE_NETWORK, &iter);
 291         dbus_message_iter_close_container(&value, &iter);
 292
 293         dbus_message_iter_close_container(entry, &value);
 294 }
 295
 296 static void emit_networks_signal(struct connman_device *device)
 297 {
 298         const char *path = connman_device_get_path(device);
 299         DBusMessage *signal;
 300         DBusMessageIter entry;
 301
 302         signal = dbus_message_new_signal(path,
 303                                 CONNMAN_DEVICE_INTERFACE, "PropertyChanged");
 304         if (signal == NULL)
 305                 return;
 306
 307         dbus_message_iter_init_append(signal, &entry);
 308
 309         append_networks(device, &entry);
 310
 311         g_dbus_send_message(connection, signal);
 312 }
 313
 314 static int register_interface(struct connman_element *element)
 315 {
 316         struct connman_network *network = element->network;
 317
 318         DBG("element %p name %s", element, element->name);
 319
 320         if (g_dbus_register_interface(connection, element->path,
 321                                         CONNMAN_NETWORK_INTERFACE,
 322                                         network_methods, network_signals,
 323                                         NULL, network, NULL) == FALSE) {
 324                 connman_error("Failed to register %s network", element->path);
 325                 return -EIO;
 326         }
 327
 328         network->registered = TRUE;
 329
 330         emit_networks_signal(network->device);
 331
 332         return 0;
 333 }
 334
 335 static void unregister_interface(struct connman_element *element)
 336 {
 337         struct connman_network * network = element->network;
 338
 339         DBG("element %p name %s", element, element->name);
 340
 341         network->registered = FALSE;
 342
 343         emit_networks_signal(network->device);
 344
 345         g_dbus_unregister_interface(connection, element->path,
 346                                                 CONNMAN_NETWORK_INTERFACE);
 347 }
 348
 349 connman_bool_t __connman_network_has_driver(struct connman_network *network)
 350 {
 351         if (network == NULL || network->driver == NULL)
 352                 return FALSE;
 353
 354         return network->registered;
 355 }
 356
 357 static GSList *driver_list = NULL;
 358
 359 static gint compare_priority(gconstpointer a, gconstpointer b)
 360 {
 361         const struct connman_network_driver *driver1 = a;
 362         const struct connman_network_driver *driver2 = b;
 363
 364         return driver2->priority - driver1->priority;
 365 }
 366
 367 /**
 368  * connman_network_driver_register:
 369  * @driver: network driver definition
 370  *
 371  * Register a new network driver
 372  *
 373  * Returns: %0 on success
 374  */
 375 int connman_network_driver_register(struct connman_network_driver *driver)
 376 {
 377         DBG("driver %p name %s", driver, driver->name);
 378
 379         driver_list = g_slist_insert_sorted(driver_list, driver,
 380                                                         compare_priority);
 381
 382         return 0;
 383 }
 384
 385 /**
 386  * connman_network_driver_unregister:
 387  * @driver: network driver definition
 388  *
 389  * Remove a previously registered network driver
 390  */
 391 void connman_network_driver_unregister(struct connman_network_driver *driver)
 392 {
 393         DBG("driver %p name %s", driver, driver->name);
 394
 395         driver_list = g_slist_remove(driver_list, driver);
 396 }
 397
 398 static void network_destruct(struct connman_element *element)
 399 {
 400         struct connman_network *network = element->network;
 401
 402         DBG("element %p name %s", element, element->name);
 403
 404         g_free(network->wifi.ssid);
 405         g_free(network->wifi.mode);
 406         g_free(network->wifi.security);
 407         g_free(network->wifi.passphrase);
 408
 409         g_free(network->node);
 410         g_free(network->name);
 411         g_free(network->identifier);
 412 }
 413
 414 /**
 415  * connman_network_create:
 416  * @identifier: network identifier (for example an unqiue name)
 417  *
 418  * Allocate a new network and assign the #identifier to it.
 419  *
 420  * Returns: a newly-allocated #connman_network structure
 421  */
 422 struct connman_network *connman_network_create(const char *identifier,
 423                                                 enum connman_network_type type)
 424 {
 425         struct connman_network *network;
 426         connman_uint8_t strength = 0;
 427         const char *str;
 428
 429         DBG("identifier %s type %d", identifier, type);
 430
 431         network = g_try_new0(struct connman_network, 1);
 432         if (network == NULL)
 433                 return NULL;
 434
 435         DBG("network %p", network);
 436
 437         network->element.refcount = 1;
 438
 439         network->element.name = g_strdup(identifier);
 440         network->element.type = CONNMAN_ELEMENT_TYPE_NETWORK;
 441         network->element.index = -1;
 442
 443         network->element.network = network;
 444         network->element.destruct = network_destruct;
 445
 446         str = type2string(type);
 447         if (str != NULL)
 448                 connman_element_add_static_property(&network->element,
 449                                         "Type", DBUS_TYPE_STRING, &str);
 450
 451         connman_element_add_static_property(&network->element,
 452                                         "Strength", DBUS_TYPE_BYTE, &strength);
 453
 454         network->type = type;
 455         network->identifier = g_strdup(identifier);
 456
 457         return network;
 458 }
 459
 460 /**
 461  * connman_network_ref:
 462  * @network: network structure
 463  *
 464  * Increase reference counter of  network
 465  */
 466 struct connman_network *connman_network_ref(struct connman_network *network)
 467 {
 468         if (connman_element_ref(&network->element) == NULL)
 469                 return NULL;
 470
 471         return network;
 472 }
 473
 474 /**
 475  * connman_network_unref:
 476  * @network: network structure
 477  *
 478  * Decrease reference counter of network
 479  */
 480 void connman_network_unref(struct connman_network *network)
 481 {
 482         connman_element_unref(&network->element);
 483 }
 484
 485 /**
 486  * connman_network_get_identifier:
 487  * @network: network structure
 488  *
 489  * Get identifier of network
 490  */
 491 const char *connman_network_get_identifier(struct connman_network *network)
 492 {
 493         return network->identifier;
 494 }
 495
 496 /**
 497  * connman_network_get_path:
 498  * @network: network structure
 499  *
 500  * Get path name of network
 501  */
 502 const char *connman_network_get_path(struct connman_network *network)
 503 {
 504         return network->element.path;
 505 }
 506
 507 /**
 508  * connman_network_set_index:
 509  * @network: network structure
 510  * @index: index number
 511  *
 512  * Set index number of network
 513  */
 514 void connman_network_set_index(struct connman_network *network, int index)
 515 {
 516         network->element.index = index;
 517 }
 518
 519 /**
 520  * connman_network_get_index:
 521  * @network: network structure
 522  *
 523  * Get index number of network
 524  */
 525 int connman_network_get_index(struct connman_network *network)
 526 {
 527         return network->element.index;
 528 }
 529
 530 /**
 531  * connman_network_set_protocol:
 532  * @network: network structure
 533  * @protocol: network protocol
 534  *
 535  * Change protocol of network
 536  */
 537 void connman_network_set_protocol(struct connman_network *network,
 538                                         enum connman_network_protocol protocol)
 539 {
 540         network->protocol = protocol;
 541 }
 542
 543 /**
 544  * connman_network_set_available:
 545  * @network: network structure
 546  * @available: availability state
 547  *
 548  * Change availability state of network (in range)
 549  */
 550 int connman_network_set_available(struct connman_network *network,
 551                                                 connman_bool_t available)
 552 {
 553         DBusMessage *signal;
 554         DBusMessageIter entry, value;
 555         const char *key = "Available";
 556
 557         DBG("network %p available %d", network, available);
 558
 559         if (network->available == available)
 560                 return -EALREADY;
 561
 562         network->available = available;
 563
 564         if (network->registered == FALSE)
 565                 return 0;
 566
 567         if (network->connected == FALSE && network->remember == FALSE)
 568                 return 0;
 569
 570         signal = dbus_message_new_signal(network->element.path,
 571                                 CONNMAN_NETWORK_INTERFACE, "PropertyChanged");
 572         if (signal == NULL)
 573                 return 0;
 574
 575         dbus_message_iter_init_append(signal, &entry);
 576
 577         dbus_message_iter_append_basic(&entry, DBUS_TYPE_STRING, &key);
 578
 579         dbus_message_iter_open_container(&entry, DBUS_TYPE_VARIANT,
 580                                         DBUS_TYPE_BOOLEAN_AS_STRING, &value);
 581         dbus_message_iter_append_basic(&value, DBUS_TYPE_BOOLEAN, &available);
 582         dbus_message_iter_close_container(&entry, &value);
 583
 584         g_dbus_send_message(connection, signal);
 585
 586         return 0;
 587 }
 588
 589 /**
 590  * connman_network_get_available:
 591  * @network: network structure
 592  *
 593  * Get network available setting
 594  */
 595 connman_bool_t connman_network_get_available(struct connman_network *network)
 596 {
 597         return network->available;
 598 }
 599
 600 /**
 601  * connman_network_set_connected:
 602  * @network: network structure
 603  * @connected: connected state
 604  *
 605  * Change connected state of network
 606  */
 607 int connman_network_set_connected(struct connman_network *network,
 608                                                 connman_bool_t connected)
 609 {
 610         DBusMessage *signal;
 611         DBusMessageIter entry, value;
 612         const char *key = "Connected";
 613
 614         DBG("network %p connected %d", network, connected);
 615
 616         if (network->connected == connected)
 617                 return -EALREADY;
 618
 619         network->connected = connected;
 620
 621         if (network->registered == FALSE)
 622                 return 0;
 623
 624         signal = dbus_message_new_signal(network->element.path,
 625                                 CONNMAN_NETWORK_INTERFACE, "PropertyChanged");
 626         if (signal == NULL)
 627                 return 0;
 628
 629         dbus_message_iter_init_append(signal, &entry);
 630
 631         dbus_message_iter_append_basic(&entry, DBUS_TYPE_STRING, &key);
 632
 633         dbus_message_iter_open_container(&entry, DBUS_TYPE_VARIANT,
 634                                         DBUS_TYPE_BOOLEAN_AS_STRING, &value);
 635         dbus_message_iter_append_basic(&value, DBUS_TYPE_BOOLEAN, &connected);
 636         dbus_message_iter_close_container(&entry, &value);
 637
 638         g_dbus_send_message(connection, signal);
 639
 640         if (connected == TRUE) {
 641                 struct connman_element *element;
 642                 enum connman_element_type type = CONNMAN_ELEMENT_TYPE_UNKNOWN;
 643
 644                 switch (network->protocol) {
 645                 case CONNMAN_NETWORK_PROTOCOL_UNKNOWN:
 646                         return 0;
 647                 case CONNMAN_NETWORK_PROTOCOL_IP:
 648                         type = CONNMAN_ELEMENT_TYPE_DHCP;
 649                         break;
 650                 case CONNMAN_NETWORK_PROTOCOL_PPP:
 651                         type = CONNMAN_ELEMENT_TYPE_PPP;
 652                         break;
 653                 }
 654
 655                 __connman_device_increase_connections(network->device);
 656
 657                 element = connman_element_create(NULL);
 658                 if (element != NULL) {
 659                         element->type  = type;
 660                         element->index = network->element.index;
 661
 662                         if (connman_element_register(element,
 663                                                 &network->element) < 0)
 664                                 connman_element_unref(element);
 665                 }
 666         } else {
 667                 connman_element_unregister_children(&network->element);
 668
 669                 __connman_device_decrease_connections(network->device);
 670         }
 671
 672         return 0;
 673 }
 674
 675 /**
 676  * connman_network_set_remember:
 677  * @network: network structure
 678  * @remember: remember state
 679  *
 680  * Change remember state of network (known networks)
 681  */
 682 int connman_network_set_remember(struct connman_network *network,
 683                                                 connman_bool_t remember)
 684 {
 685         DBusMessage *signal;
 686         DBusMessageIter entry, value;
 687         const char *key = "Remember";
 688
 689         DBG("network %p remember %d", network, remember);
 690
 691         if (network->remember == remember)
 692                 return -EALREADY;
 693
 694         network->remember = remember;
 695
 696         if (network->registered == FALSE)
 697                 return 0;
 698
 699         signal = dbus_message_new_signal(network->element.path,
 700                                 CONNMAN_NETWORK_INTERFACE, "PropertyChanged");
 701         if (signal == NULL)
 702                 return 0;
 703
 704         dbus_message_iter_init_append(signal, &entry);
 705
 706         dbus_message_iter_append_basic(&entry, DBUS_TYPE_STRING, &key);
 707
 708         dbus_message_iter_open_container(&entry, DBUS_TYPE_VARIANT,
 709                                         DBUS_TYPE_BOOLEAN_AS_STRING, &value);
 710         dbus_message_iter_append_basic(&value, DBUS_TYPE_BOOLEAN, &remember);
 711         dbus_message_iter_close_container(&entry, &value);
 712
 713         g_dbus_send_message(connection, signal);
 714
 715         return 0;
 716 }
 717
 718 /**
 719  * connman_network_get_remember:
 720  * @network: network structure
 721  *
 722  * Get network remember setting
 723  */
 724 connman_bool_t connman_network_get_remember(struct connman_network *network)
 725 {
 726         return network->remember;
 727 }
 728
 729 /**
 730  * connman_network_connect:
 731  * @network: network structure
 732  *
 733  * Connect network
 734  */
 735 int connman_network_connect(struct connman_network *network)
 736 {
 737         if (network->connected == TRUE)
 738                 return -EALREADY;
 739
 740         if (network->driver && network->driver->connect)
 741                 return network->driver->connect(network);
 742
 743         network->connected = TRUE;
 744
 745         return 0;
 746 }
 747
 748 /**
 749  * connman_network_set_string:
 750  * @network: network structure
 751  * @key: unique identifier
 752  * @value: string value
 753  *
 754  * Set string value for specific key
 755  */
 756 int connman_network_set_string(struct connman_network *network,
 757                                         const char *key, const char *value)
 758 {
 759         DBG("network %p key %s value %s", network, key, value);
 760
 761         if (g_str_equal(key, "Name") == TRUE) {
 762                 g_free(network->name);
 763                 network->name = g_strdup(value);
 764         } else if (g_str_equal(key, "Node") == TRUE) {
 765                 g_free(network->node);
 766                 network->node = g_strdup(value);
 767         } else if (g_str_equal(key, "WiFi.Mode") == TRUE) {
 768                 g_free(network->wifi.mode);
 769                 network->wifi.mode = g_strdup(value);
 770         } else if (g_str_equal(key, "WiFi.Security") == TRUE) {
 771                 g_free(network->wifi.security);
 772                 network->wifi.security = g_strdup(value);
 773         } else if (g_str_equal(key, "WiFi.Passphrase") == TRUE) {
 774                 g_free(network->wifi.passphrase);
 775                 network->wifi.passphrase = g_strdup(value);
 776         }
 777
 778         return 0;
 779 }
 780
 781 /**
 782  * connman_network_get_string:
 783  * @network: network structure
 784  * @key: unique identifier
 785  *
 786  * Get string value for specific key
 787  */
 788 const char *connman_network_get_string(struct connman_network *network,
 789                                                         const char *key)
 790 {
 791         DBG("network %p key %s", network, key);
 792
 793         if (g_str_equal(key, "Name") == TRUE)
 794                 return network->name;
 795         else if (g_str_equal(key, "Node") == TRUE)
 796                 return network->node;
 797         else if (g_str_equal(key, "WiFi.Mode") == TRUE)
 798                 return network->wifi.mode;
 799         else if (g_str_equal(key, "WiFi.Security") == TRUE)
 800                 return network->wifi.security;
 801         else if (g_str_equal(key, "WiFi.Passphrase") == TRUE)
 802                 return network->wifi.passphrase;
 803
 804         return NULL;
 805 }
 806
 807 /**
 808  * connman_network_set_uint8:
 809  * @network: network structure
 810  * @key: unique identifier
 811  * @value: integer value
 812  *
 813  * Set integer value for specific key
 814  */
 815 int connman_network_set_uint8(struct connman_network *network,
 816                                         const char *key, connman_uint8_t value)
 817 {
 818         DBG("network %p key %s value %d", network, key, value);
 819
 820         if (g_str_equal(key, "Priority") == TRUE)
 821                 network->priority = value;
 822         else if (g_str_equal(key, "Strength") == TRUE) {
 823                 network->strength = value;
 824                 connman_element_set_static_property(&network->element,
 825                                         "Strength", DBUS_TYPE_BYTE, &value);
 826         }
 827
 828         return 0;
 829 }
 830
 831 /**
 832  * connman_network_get_uint8:
 833  * @network: network structure
 834  * @key: unique identifier
 835  *
 836  * Get integer value for specific key
 837  */
 838 connman_uint8_t connman_network_get_uint8(struct connman_network *network,
 839                                                         const char *key)
 840 {
 841         DBG("network %p key %s", network, key);
 842
 843         if (g_str_equal(key, "Priority") == TRUE)
 844                 return network->priority;
 845         else if (g_str_equal(key, "Strength") == TRUE)
 846                 return network->strength;
 847
 848         return 0;
 849 }
 850
 851 /**
 852  * connman_network_set_blob:
 853  * @network: network structure
 854  * @key: unique identifier
 855  * @data: blob data
 856  * @size: blob size
 857  *
 858  * Set binary blob value for specific key
 859  */
 860 int connman_network_set_blob(struct connman_network *network,
 861                         const char *key, const void *data, unsigned int size)
 862 {
 863         DBG("network %p key %s size %d", network, key, size);
 864
 865         if (g_str_equal(key, "WiFi.SSID") == TRUE) {
 866                 g_free(network->wifi.ssid);
 867                 network->wifi.ssid = g_try_malloc(size);
 868                 if (network->wifi.ssid != NULL) {
 869                         memcpy(network->wifi.ssid, data, size);
 870                         network->wifi.ssid_len = size;
 871                 } else
 872                         network->wifi.ssid_len = 0;
 873         }
 874
 875         return 0;
 876 }
 877
 878 /**
 879  * connman_network_get_blob:
 880  * @network: network structure
 881  * @key: unique identifier
 882  * @size: pointer to blob size
 883  *
 884  * Get binary blob value for specific key
 885  */
 886 const void *connman_network_get_blob(struct connman_network *network,
 887                                         const char *key, unsigned int *size)
 888 {
 889         DBG("network %p key %s", network, key);
 890
 891         if (g_str_equal(key, "WiFi.SSID") == TRUE) {
 892                 if (size != NULL)
 893                         *size = network->wifi.ssid_len;
 894                 return network->wifi.ssid;
 895         }
 896
 897         return NULL;
 898 }
 899
 900 void __connman_network_set_device(struct connman_network *network,
 901                                         struct connman_device *device)
 902 {
 903         network->device = device;
 904 }
 905
 906 /**
 907  * connman_network_get_device:
 908  * @network: network structure
 909  *
 910  * Get parent device of network
 911  */
 912 struct connman_device *connman_network_get_device(struct connman_network *network)
 913 {
 914         return network->device;
 915 }
 916
 917 /**
 918  * connman_network_get_data:
 919  * @network: network structure
 920  *
 921  * Get private network data pointer
 922  */
 923 void *connman_network_get_data(struct connman_network *network)
 924 {
 925         return network->driver_data;
 926 }
 927
 928 /**
 929  * connman_network_set_data:
 930  * @network: network structure
 931  * @data: data pointer
 932  *
 933  * Set private network data pointer
 934  */
 935 void connman_network_set_data(struct connman_network *network, void *data)
 936 {
 937         network->driver_data = data;
 938 }
 939
 940 static gboolean match_driver(struct connman_network *network,
 941                                         struct connman_network_driver *driver)
 942 {
 943         if (network->type == driver->type ||
 944                         driver->type == CONNMAN_NETWORK_TYPE_UNKNOWN)
 945                 return TRUE;
 946
 947         return FALSE;
 948 }
 949
 950 static int network_probe(struct connman_element *element)
 951 {
 952         struct connman_network *network = element->network;
 953         GSList *list;
 954         int err;
 955
 956         DBG("element %p name %s", element, element->name);
 957
 958         if (network == NULL)
 959                 return -ENODEV;
 960
 961         for (list = driver_list; list; list = list->next) {
 962                 struct connman_network_driver *driver = list->data;
 963
 964                 if (match_driver(network, driver) == FALSE)
 965                         continue;
 966
 967                 DBG("driver %p name %s", driver, driver->name);
 968
 969                 if (driver->probe(network) == 0) {
 970                         network->driver = driver;
 971                         break;
 972                 }
 973         }
 974
 975         if (network->driver == NULL)
 976                 return -ENODEV;
 977
 978         err = register_interface(element);
 979         if (err < 0) {
 980                 if (network->driver->remove)
 981                         network->driver->remove(network);
 982                 return err;
 983         }
 984
 985         return 0;
 986 }
 987
 988 static void network_remove(struct connman_element *element)
 989 {
 990         struct connman_network *network = element->network;
 991
 992         DBG("element %p name %s", element, element->name);
 993
 994         if (network == NULL)
 995                 return;
 996
 997         if (network->driver == NULL)
 998                 return;
 999
1000         unregister_interface(element);
1001
1002         if (network->driver->remove)
1003                 network->driver->remove(network);
1004 }
1005
1006 static struct connman_driver network_driver = {
1007         .name           = "network",
1008         .type           = CONNMAN_ELEMENT_TYPE_NETWORK,
1009         .priority       = CONNMAN_DRIVER_PRIORITY_LOW,
1010         .probe          = network_probe,
1011         .remove         = network_remove,
1012 };
1013
1014 static int network_init(struct connman_device *device)
1015 {
1016         DBG("device %p", device);
1017
1018         return 0;
1019 }
1020
1021 static int network_load(struct connman_network *network)
1022 {
1023         GKeyFile *keyfile;
1024         gchar *pathname, *data = NULL;
1025         gsize length;
1026         const char *name;
1027         int val;
1028
1029         DBG("network %p", network);
1030
1031         name = connman_device_get_name(network->device);
1032         if (name == NULL)
1033                 return -EINVAL;
1034
1035         pathname = g_strdup_printf("%s/%s.conf", STORAGEDIR, name);
1036         if (pathname == NULL)
1037                 return -ENOMEM;
1038
1039         keyfile = g_key_file_new();
1040
1041         if (g_file_get_contents(pathname, &data, &length, NULL) == FALSE) {
1042                 g_free(pathname);
1043                 return -ENOENT;
1044         }
1045
1046         g_free(pathname);
1047
1048         if (g_key_file_load_from_data(keyfile, data, length,
1049                                                         0, NULL) == FALSE) {
1050                 g_free(data);
1051                 return -EILSEQ;
1052         }
1053
1054         g_free(data);
1055
1056         network->remember = g_key_file_get_boolean(keyfile,
1057                                         network->identifier, "Remember", NULL);
1058
1059         val = g_key_file_get_integer(keyfile, network->identifier,
1060                                                         "Priority", NULL);
1061         if (val > 0)
1062                 network->priority = val;
1063
1064         if (network->remember == TRUE) {
1065                 g_free(network->wifi.security);
1066                 network->wifi.security = g_key_file_get_string(keyfile,
1067                                 network->identifier, "WiFi.Security", NULL);
1068
1069                 g_free(network->wifi.passphrase);
1070                 network->wifi.passphrase = g_key_file_get_string(keyfile,
1071                                 network->identifier, "WiFi.Passphrase", NULL);
1072         }
1073
1074         g_key_file_free(keyfile);
1075
1076         return 0;
1077 }
1078
1079 static int network_save(struct connman_network *network)
1080 {
1081         GKeyFile *keyfile;
1082         gchar *pathname, *data = NULL;
1083         gsize length;
1084         const char *name;
1085
1086         DBG("network %p", network);
1087
1088         name = connman_device_get_name(network->device);
1089         if (name == NULL)
1090                 return -EINVAL;
1091
1092         pathname = g_strdup_printf("%s/%s.conf", STORAGEDIR, name);
1093         if (pathname == NULL)
1094                 return -ENOMEM;
1095
1096         keyfile = g_key_file_new();
1097
1098         if (g_file_get_contents(pathname, &data, &length, NULL) == FALSE)
1099                 goto update;
1100
1101         if (length > 0) {
1102                 if (g_key_file_load_from_data(keyfile, data, length,
1103                                                         0, NULL) == FALSE)
1104                         goto done;
1105         }
1106
1107         g_free(data);
1108
1109 update:
1110         g_key_file_set_boolean(keyfile, network->identifier,
1111                                         "Remember", network->remember);
1112
1113         if (network->priority > 0)
1114                 g_key_file_set_integer(keyfile, network->identifier,
1115                                                 "Priority", network->priority);
1116
1117         if (network->remember == TRUE) {
1118                 if (network->wifi.security != NULL)
1119                         g_key_file_set_string(keyfile, network->identifier,
1120                                 "WiFi.Security", network->wifi.security);
1121
1122                 if (network->wifi.passphrase != NULL)
1123                         g_key_file_set_string(keyfile, network->identifier,
1124                                 "WiFi.Passphrase", network->wifi.passphrase);
1125         }
1126
1127         data = g_key_file_to_data(keyfile, &length, NULL);
1128
1129         g_file_set_contents(pathname, data, length, NULL);
1130
1131 done:
1132         g_free(data);
1133
1134         g_key_file_free(keyfile);
1135
1136         g_free(pathname);
1137
1138         return 0;
1139 }
1140
1141 static struct connman_storage network_storage = {
1142         .name           = "network",
1143         .priority       = CONNMAN_STORAGE_PRIORITY_LOW,
1144         .network_init   = network_init,
1145         .network_load   = network_load,
1146         .network_save   = network_save,
1147 };
1148
1149 int __connman_network_init(void)
1150 {
1151         DBG("");
1152
1153         connection = connman_dbus_get_connection();
1154
1155         if (connman_storage_register(&network_storage) < 0)
1156                 connman_error("Failed to register network storage");
1157
1158         return connman_driver_register(&network_driver);
1159 }
1160
1161 void __connman_network_cleanup(void)
1162 {
1163         DBG("");
1164
1165         connman_driver_unregister(&network_driver);
1166
1167         connman_storage_unregister(&network_storage);
1168
1169         dbus_connection_unref(connection);
1170 }