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

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