git.maemo.org Git - connman/blob - plugins/bluetooth.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 <errno.h>
  27 #include <stdlib.h>
  28
  29 #include <gdbus.h>
  30
  31 #define CONNMAN_API_SUBJECT_TO_CHANGE
  32 #include <connman/plugin.h>
  33 #include <connman/device.h>
  34 #include <connman/dbus.h>
  35 #include <connman/log.h>
  36
  37 #include "inet.h"
  38
  39 #define BLUEZ_SERVICE                   "org.bluez"
  40 #define BLUEZ_MANAGER_INTERFACE         BLUEZ_SERVICE ".Manager"
  41 #define BLUEZ_ADAPTER_INTERFACE         BLUEZ_SERVICE ".Adapter"
  42 #define BLUEZ_DEVICE_INTERFACE          BLUEZ_SERVICE ".Device"
  43 #define BLUEZ_NETWORK_INTERFACE         BLUEZ_SERVICE ".Network"
  44
  45 #define LIST_ADAPTERS                   "ListAdapters"
  46 #define ADAPTER_ADDED                   "AdapterAdded"
  47 #define ADAPTER_REMOVED                 "AdapterRemoved"
  48
  49 #define PROPERTY_CHANGED                "PropertyChanged"
  50 #define GET_PROPERTIES                  "GetProperties"
  51 #define SET_PROPERTY                    "SetProperty"
  52
  53 #define CONNECT                         "Connect"
  54 #define DISCONNECT                      "Disconnect"
  55
  56 #define TIMEOUT 5000
  57
  58 typedef void (* properties_callback_t) (DBusConnection *connection,
  59                                                         const char *path,
  60                                                         DBusMessage *message,
  61                                                         void *user_data);
  62
  63 struct properties_data {
  64         DBusConnection *connection;
  65         DBusMessage *message;
  66         properties_callback_t callback;
  67         void *user_data;
  68 };
  69
  70 static void get_properties_reply(DBusPendingCall *call, void *user_data)
  71 {
  72         struct properties_data *data = user_data;
  73         DBusMessage *reply;
  74         const char *path;
  75
  76         reply = dbus_pending_call_steal_reply(call);
  77         if (reply == NULL)
  78                 goto done;
  79
  80         path = dbus_message_get_path(data->message);
  81
  82         data->callback(data->connection, path, reply, data->user_data);
  83
  84         dbus_message_unref(reply);
  85
  86 done:
  87         dbus_message_unref(data->message);
  88         g_free(data);
  89 }
  90
  91 static void get_properties(DBusConnection *connection,
  92                                 const char *path, const char *interface,
  93                                 properties_callback_t callback, void *user_data)
  94 {
  95         struct properties_data *data;
  96         DBusMessage *message;
  97         DBusPendingCall *call;
  98
  99         DBG("path %s interface %s", path, interface);
 100
 101         data = g_try_new0(struct properties_data, 1);
 102         if (data == NULL)
 103                 return;
 104
 105         message = dbus_message_new_method_call(BLUEZ_SERVICE, path,
 106                                                 interface, GET_PROPERTIES);
 107         if (message == NULL) {
 108                 g_free(data);
 109                 return;
 110         }
 111
 112         if (dbus_connection_send_with_reply(connection, message,
 113                                                 &call, TIMEOUT) == FALSE) {
 114                 connman_error("Failed to get properties for %s", interface);
 115                 dbus_message_unref(message);
 116                 g_free(data);
 117                 return;
 118         }
 119
 120         if (call == NULL) {
 121                 connman_error("D-Bus connection not available");
 122                 dbus_message_unref(message);
 123                 g_free(data);
 124                 return;
 125         }
 126
 127         data->connection = connection;
 128         data->message    = message;
 129         data->callback   = callback;
 130         data->user_data  = user_data;
 131
 132         dbus_pending_call_set_notify(call, get_properties_reply, data, NULL);
 133 }
 134
 135 struct adapter_data {
 136         DBusConnection *connection;
 137 };
 138
 139 struct network_data {
 140         DBusConnection *connection;
 141         char *interface;
 142 };
 143
 144 static int pan_probe(struct connman_network *network)
 145 {
 146         struct connman_device *device = connman_network_get_device(network);
 147         struct adapter_data *adapter;
 148         struct network_data *data;
 149
 150         DBG("network %p", network);
 151
 152         if (device == NULL)
 153                 return -EINVAL;
 154
 155         adapter = connman_device_get_data(device);
 156         if (adapter == NULL)
 157                 return -EINVAL;
 158
 159         data = g_try_new0(struct network_data, 1);
 160         if (data == NULL)
 161                 return -ENOMEM;
 162
 163         data->connection = adapter->connection;
 164
 165         connman_network_set_data(network, data);
 166
 167         return 0;
 168 }
 169
 170 static void pan_remove(struct connman_network *network)
 171 {
 172         struct network_data *data = connman_network_get_data(network);
 173
 174         DBG("network %p", network);
 175
 176         connman_network_set_data(network, NULL);
 177
 178         g_free(data);
 179 }
 180
 181 static void connect_reply(DBusPendingCall *call, void *user_data)
 182 {
 183         struct connman_network *network = user_data;
 184         struct network_data *data = connman_network_get_data(network);
 185         DBusMessage *reply;
 186         DBusError error;
 187         const char *interface = NULL;
 188         int index;
 189
 190         DBG("network %p", network);
 191
 192         reply = dbus_pending_call_steal_reply(call);
 193         if (reply == NULL)
 194                 return;
 195
 196         dbus_error_init(&error);
 197
 198         if (dbus_message_get_args(reply, &error,
 199                                         DBUS_TYPE_STRING, &interface,
 200                                                 DBUS_TYPE_INVALID) == FALSE) {
 201                 if (dbus_error_is_set(&error) == TRUE) {
 202                         connman_error("%s", error.message);
 203                         dbus_error_free(&error);
 204                 } else
 205                         connman_error("Wrong arguments for connect");
 206                 goto done;
 207         }
 208
 209         if (interface == NULL)
 210                 goto done;
 211
 212         DBG("interface %s", interface);
 213
 214         data->interface = g_strdup(interface);
 215
 216         index = inet_name2index(interface);
 217
 218         connman_network_set_index(network, index);
 219         connman_network_set_connected(network, TRUE);
 220
 221 done:
 222         dbus_message_unref(reply);
 223 }
 224
 225 static int pan_connect(struct connman_network *network)
 226 {
 227         struct network_data *data = connman_network_get_data(network);
 228         const char *path = connman_network_get_string(network, "Node");
 229         const char *uuid = "nap";
 230         DBusMessage *message;
 231         DBusPendingCall *call;
 232
 233         DBG("network %p", network);
 234
 235         message = dbus_message_new_method_call(BLUEZ_SERVICE, path,
 236                                         BLUEZ_NETWORK_INTERFACE, CONNECT);
 237         if (message == NULL)
 238                 return -ENOMEM;
 239
 240         dbus_message_append_args(message, DBUS_TYPE_STRING, &uuid,
 241                                                         DBUS_TYPE_INVALID);
 242
 243         if (dbus_connection_send_with_reply(data->connection, message,
 244                                         &call, TIMEOUT * 10) == FALSE) {
 245                 connman_error("Failed to connect service");
 246                 dbus_message_unref(message);
 247                 return -EINVAL;
 248         }
 249
 250         if (call == NULL) {
 251                 connman_error("D-Bus connection not available");
 252                 dbus_message_unref(message);
 253                 return -EINVAL;
 254         }
 255
 256         dbus_pending_call_set_notify(call, connect_reply, network, NULL);
 257
 258         dbus_message_unref(message);
 259
 260         return -EINPROGRESS;
 261 }
 262
 263 static void disconnect_reply(DBusPendingCall *call, void *user_data)
 264 {
 265         struct connman_network *network = user_data;
 266         struct network_data *data = connman_network_get_data(network);
 267         DBusMessage *reply;
 268         DBusError error;
 269
 270         DBG("network %p", network);
 271
 272         reply = dbus_pending_call_steal_reply(call);
 273         if (reply == NULL)
 274                 return;
 275
 276         dbus_error_init(&error);
 277
 278         if (dbus_message_get_args(reply, &error, DBUS_TYPE_INVALID) == FALSE) {
 279                 if (dbus_error_is_set(&error) == TRUE) {
 280                         connman_error("%s", error.message);
 281                         dbus_error_free(&error);
 282                 } else
 283                         connman_error("Wrong arguments for disconnect");
 284                 goto done;
 285         }
 286
 287         g_free(data->interface);
 288         data->interface = NULL;
 289
 290         connman_network_set_connected(network, FALSE);
 291         connman_network_set_index(network, -1);
 292
 293 done:
 294         dbus_message_unref(reply);
 295 }
 296
 297 static int pan_disconnect(struct connman_network *network)
 298 {
 299         struct network_data *data = connman_network_get_data(network);
 300         const char *path = connman_network_get_string(network, "Node");
 301         DBusMessage *message;
 302         DBusPendingCall *call;
 303
 304         DBG("network %p", network);
 305
 306         if (data->interface == NULL)
 307                 return -EINVAL;
 308
 309         message = dbus_message_new_method_call(BLUEZ_SERVICE, path,
 310                                         BLUEZ_NETWORK_INTERFACE, DISCONNECT);
 311         if (message == NULL)
 312                 return -ENOMEM;
 313
 314         dbus_message_append_args(message, DBUS_TYPE_INVALID);
 315
 316         if (dbus_connection_send_with_reply(data->connection, message,
 317                                                 &call, TIMEOUT) == FALSE) {
 318                 connman_error("Failed to disconnect service");
 319                 dbus_message_unref(message);
 320                 return -EINVAL;
 321         }
 322
 323         if (call == NULL) {
 324                 connman_error("D-Bus connection not available");
 325                 dbus_message_unref(message);
 326                 return -EINVAL;
 327         }
 328
 329         dbus_pending_call_set_notify(call, disconnect_reply, network, NULL);
 330
 331         dbus_message_unref(message);
 332
 333         return -EINPROGRESS;
 334 }
 335
 336 static struct connman_network_driver pan_driver = {
 337         .name           = "bluetooth-pan",
 338         .type           = CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN,
 339         .probe          = pan_probe,
 340         .remove         = pan_remove,
 341         .connect        = pan_connect,
 342         .disconnect     = pan_disconnect,
 343 };
 344
 345 static int bluetooth_probe(struct connman_device *adapter)
 346 {
 347         struct adapter_data *data;
 348
 349         DBG("adapter %p", adapter);
 350
 351         data = g_try_new0(struct adapter_data, 1);
 352         if (data == NULL)
 353                 return -ENOMEM;
 354
 355         data->connection = connman_dbus_get_connection();
 356         if (data->connection == NULL) {
 357                 g_free(data);
 358                 return -EIO;
 359         }
 360
 361         connman_device_set_data(adapter, data);
 362
 363         return 0;
 364 }
 365
 366 static void bluetooth_remove(struct connman_device *adapter)
 367 {
 368         struct adapter_data *data = connman_device_get_data(adapter);
 369
 370         DBG("adapter %p", adapter);
 371
 372         connman_device_set_data(adapter, NULL);
 373
 374         dbus_connection_unref(data->connection);
 375
 376         g_free(data);
 377 }
 378
 379 static void powered_reply(DBusPendingCall *call, void *user_data)
 380 {
 381         DBusMessage *reply;
 382
 383         DBG("");
 384
 385         reply = dbus_pending_call_steal_reply(call);
 386
 387         dbus_message_unref(reply);
 388 }
 389
 390 static int change_powered(DBusConnection *connection, const char *path,
 391                                                         dbus_bool_t powered)
 392 {
 393         DBusMessage *message;
 394         DBusMessageIter iter;
 395         DBusPendingCall *call;
 396
 397         DBG("");
 398
 399         message = dbus_message_new_method_call(BLUEZ_SERVICE, path,
 400                                         BLUEZ_ADAPTER_INTERFACE, SET_PROPERTY);
 401         if (message == NULL)
 402                 return -ENOMEM;
 403
 404         dbus_message_iter_init_append(message, &iter);
 405         connman_dbus_property_append_variant(&iter, "Powered",
 406                                                 DBUS_TYPE_BOOLEAN, &powered);
 407
 408         if (dbus_connection_send_with_reply(connection, message,
 409                                                 &call, TIMEOUT) == FALSE) {
 410                 connman_error("Failed to change Powered property");
 411                 dbus_message_unref(message);
 412                 return -EINVAL;
 413         }
 414
 415         if (call == NULL) {
 416                 connman_error("D-Bus connection not available");
 417                 dbus_message_unref(message);
 418                 return -EINVAL;
 419         }
 420
 421         dbus_pending_call_set_notify(call, powered_reply, NULL, NULL);
 422
 423         dbus_message_unref(message);
 424
 425         return -EINPROGRESS;
 426 }
 427
 428 static int bluetooth_enable(struct connman_device *adapter)
 429 {
 430         struct adapter_data *data = connman_device_get_data(adapter);
 431         const char *path = connman_device_get_string(adapter, "Node");
 432
 433         DBG("adapter %p", adapter);
 434
 435         return change_powered(data->connection, path, TRUE);
 436 }
 437
 438 static int bluetooth_disable(struct connman_device *adapter)
 439 {
 440         struct adapter_data *data = connman_device_get_data(adapter);
 441         const char *path = connman_device_get_string(adapter, "Node");
 442
 443         DBG("adapter %p", adapter);
 444
 445         return change_powered(data->connection, path, FALSE);
 446 }
 447
 448 static int bluetooth_scan(struct connman_device *adapter)
 449 {
 450         DBG("adapter %p", adapter);
 451
 452         return -EIO;
 453 }
 454
 455 static struct connman_device_driver bluetooth_driver = {
 456         .name           = "bluetooth",
 457         .type           = CONNMAN_DEVICE_TYPE_BLUETOOTH,
 458         .probe          = bluetooth_probe,
 459         .remove         = bluetooth_remove,
 460         .enable         = bluetooth_enable,
 461         .disable        = bluetooth_disable,
 462         .scan           = bluetooth_scan,
 463 };
 464
 465 static GSList *adapter_list = NULL;
 466
 467 static void free_adapters(void)
 468 {
 469         GSList *list;
 470
 471         DBG("");
 472
 473         for (list = adapter_list; list; list = list->next) {
 474                 struct connman_device *adapter = list->data;
 475
 476                 connman_device_unregister(adapter);
 477                 connman_device_unref(adapter);
 478         }
 479
 480         g_slist_free(adapter_list);
 481         adapter_list = NULL;
 482 }
 483
 484 static struct connman_device *find_adapter(const char *path)
 485 {
 486         GSList *list;
 487
 488         DBG("path %s", path);
 489
 490         for (list = adapter_list; list; list = list->next) {
 491                 struct connman_device *adapter = list->data;
 492                 const char *adapter_path = connman_device_get_string(adapter,
 493                                                                         "Node");
 494
 495                 if (adapter_path == NULL)
 496                         continue;
 497
 498                 if (g_str_equal(adapter_path, path) == TRUE)
 499                         return adapter;
 500         }
 501
 502         return NULL;
 503 }
 504
 505 static void device_properties(DBusConnection *connection, const char *path,
 506                                 DBusMessage *message, void *user_data)
 507 {
 508         struct connman_device *device = user_data;
 509         const char *node = g_basename(path);
 510         struct connman_network *network;
 511
 512         DBG("path %s", path);
 513
 514         network = connman_device_get_network(device, node);
 515         if (network != NULL)
 516                 return;
 517
 518         network = connman_network_create(node,
 519                                         CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN);
 520         if (network == NULL)
 521                 return;
 522
 523         connman_network_set_protocol(network, CONNMAN_NETWORK_PROTOCOL_IP);
 524
 525         connman_network_set_string(network, "Node", path);
 526
 527         connman_device_add_network(device, network);
 528 }
 529
 530 static void check_devices(struct connman_device *adapter,
 531                         DBusConnection *connection, DBusMessageIter *array)
 532 {
 533         DBusMessageIter value;
 534
 535         if (dbus_message_iter_get_arg_type(array) != DBUS_TYPE_ARRAY)
 536                 return;
 537
 538         dbus_message_iter_recurse(array, &value);
 539
 540         while (dbus_message_iter_get_arg_type(&value) == DBUS_TYPE_OBJECT_PATH) {
 541                 const char *path;
 542
 543                 dbus_message_iter_get_basic(&value, &path);
 544
 545                 get_properties(connection, path, BLUEZ_DEVICE_INTERFACE,
 546                                                 device_properties, adapter);
 547
 548                 dbus_message_iter_next(&value);
 549         }
 550 }
 551
 552 static void property_changed(DBusConnection *connection, DBusMessage *message)
 553 {
 554         const char *path = dbus_message_get_path(message);
 555         struct connman_device *adapter;
 556         DBusMessageIter iter, value;
 557         const char *key;
 558
 559         DBG("path %s", path);
 560
 561         adapter = find_adapter(path);
 562         if (adapter == NULL)
 563                 return;
 564
 565         if (dbus_message_iter_init(message, &iter) == FALSE)
 566                 return;
 567
 568         dbus_message_iter_get_basic(&iter, &key);
 569
 570         dbus_message_iter_next(&iter);
 571         dbus_message_iter_recurse(&iter, &value);
 572
 573         if (g_str_equal(key, "Powered") == TRUE) {
 574                 gboolean val;
 575
 576                 dbus_message_iter_get_basic(&value, &val);
 577                 connman_device_set_powered(adapter, val);
 578         } else if (g_str_equal(key, "Discovering") == TRUE) {
 579                 gboolean val;
 580
 581                 dbus_message_iter_get_basic(&value, &val);
 582                 connman_device_set_scanning(adapter, val);
 583         }
 584 }
 585
 586 static void parse_adapter_properties(struct connman_device *adapter,
 587                                                 DBusConnection *connection,
 588                                                         DBusMessage *reply)
 589 {
 590         DBusMessageIter array, dict;
 591
 592         if (dbus_message_iter_init(reply, &array) == FALSE)
 593                 return;
 594
 595         if (dbus_message_iter_get_arg_type(&array) != DBUS_TYPE_ARRAY)
 596                 return;
 597
 598         dbus_message_iter_recurse(&array, &dict);
 599
 600         while (dbus_message_iter_get_arg_type(&dict) == DBUS_TYPE_DICT_ENTRY) {
 601                 DBusMessageIter entry, value;
 602                 const char *key;
 603
 604                 dbus_message_iter_recurse(&dict, &entry);
 605                 dbus_message_iter_get_basic(&entry, &key);
 606
 607                 dbus_message_iter_next(&entry);
 608                 dbus_message_iter_recurse(&entry, &value);
 609
 610                 if (g_str_equal(key, "Powered") == TRUE) {
 611                         gboolean val;
 612
 613                         dbus_message_iter_get_basic(&value, &val);
 614                         connman_device_set_powered(adapter, val);
 615                 } else if (g_str_equal(key, "Discovering") == TRUE) {
 616                         gboolean val;
 617
 618                         dbus_message_iter_get_basic(&value, &val);
 619                         connman_device_set_scanning(adapter, val);
 620                 } else if (g_str_equal(key, "Devices") == TRUE) {
 621                         check_devices(adapter, connection, &value);
 622                 }
 623
 624                 dbus_message_iter_next(&dict);
 625         }
 626 }
 627
 628 static void adapter_properties(DBusConnection *connection, const char *path,
 629                                 DBusMessage *message, void *user_data)
 630 {
 631         const char *node = g_basename(path);
 632         struct connman_device *adapter;
 633
 634         DBG("path %s", path);
 635
 636         adapter = find_adapter(path);
 637         if (adapter != NULL)
 638                 goto done;
 639
 640         adapter = connman_device_create(node, CONNMAN_DEVICE_TYPE_BLUETOOTH);
 641         if (adapter == NULL)
 642                 return;
 643
 644         connman_device_set_string(adapter, "Node", path);
 645
 646         if (node != NULL && g_str_has_prefix(node, "hci") == TRUE) {
 647                 int index;
 648                 errno = 0;
 649                 index = atoi(node + 3);
 650                 if (errno == 0)
 651                         connman_device_set_index(adapter, index);
 652         }
 653
 654         connman_device_set_interface(adapter, node);
 655
 656         connman_device_set_policy(adapter, CONNMAN_DEVICE_POLICY_MANUAL);
 657         connman_device_set_mode(adapter, CONNMAN_DEVICE_MODE_NETWORK_MULTIPLE);
 658
 659         if (connman_device_register(adapter) < 0) {
 660                 connman_device_unref(adapter);
 661                 return;
 662         }
 663
 664         adapter_list = g_slist_append(adapter_list, adapter);
 665
 666 done:
 667         parse_adapter_properties(adapter, connection, message);
 668 }
 669
 670 static void add_adapter(DBusConnection *connection, const char *path)
 671 {
 672         DBG("path %s", path);
 673
 674         get_properties(connection, path, BLUEZ_ADAPTER_INTERFACE,
 675                                                 adapter_properties, NULL);
 676 }
 677
 678 static void remove_adapter(DBusConnection *connection, const char *path)
 679 {
 680         struct connman_device *adapter;
 681
 682         DBG("path %s", path);
 683
 684         adapter = find_adapter(path);
 685         if (adapter == NULL)
 686                 return;
 687
 688         adapter_list = g_slist_remove(adapter_list, adapter);
 689
 690         connman_device_unregister(adapter);
 691         connman_device_unref(adapter);
 692 }
 693
 694 static void list_adapters_reply(DBusPendingCall *call, void *user_data)
 695 {
 696         DBusConnection *connection = user_data;
 697         DBusMessage *reply;
 698         DBusError error;
 699         char **adapters;
 700         int i, num_adapters;
 701
 702         DBG("");
 703
 704         reply = dbus_pending_call_steal_reply(call);
 705
 706         dbus_error_init(&error);
 707
 708         if (dbus_message_get_args(reply, &error,
 709                                 DBUS_TYPE_ARRAY, DBUS_TYPE_OBJECT_PATH,
 710                                                 &adapters, &num_adapters,
 711                                                 DBUS_TYPE_INVALID) == FALSE) {
 712                 if (dbus_error_is_set(&error) == TRUE) {
 713                         connman_error("%s", error.message);
 714                         dbus_error_free(&error);
 715                 } else
 716                         connman_error("Wrong arguments for adapter list");
 717                 goto done;
 718         }
 719
 720         for (i = 0; i < num_adapters; i++)
 721                 get_properties(connection, adapters[i],
 722                                         BLUEZ_ADAPTER_INTERFACE,
 723                                                 adapter_properties, NULL);
 724
 725         g_strfreev(adapters);
 726
 727 done:
 728         dbus_message_unref(reply);
 729 }
 730
 731 static void bluetooth_connect(DBusConnection *connection, void *user_data)
 732 {
 733         DBusMessage *message;
 734         DBusPendingCall *call;
 735
 736         DBG("connection %p", connection);
 737
 738         message = dbus_message_new_method_call(BLUEZ_SERVICE, "/",
 739                                 BLUEZ_MANAGER_INTERFACE, LIST_ADAPTERS);
 740         if (message == NULL)
 741                 return;
 742
 743         if (dbus_connection_send_with_reply(connection, message,
 744                                                 &call, TIMEOUT) == FALSE) {
 745                 connman_error("Failed to get Bluetooth adapters");
 746                 goto done;
 747         }
 748
 749         if (call == NULL) {
 750                 connman_error("D-Bus connection not available");
 751                 goto done;
 752         }
 753
 754         dbus_pending_call_set_notify(call, list_adapters_reply,
 755                                                         connection, NULL);
 756
 757 done:
 758         dbus_message_unref(message);
 759 }
 760
 761 static void bluetooth_disconnect(DBusConnection *connection, void *user_data)
 762 {
 763         DBG("connection %p", connection);
 764
 765         free_adapters();
 766 }
 767
 768 static DBusHandlerResult bluetooth_signal(DBusConnection *connection,
 769                                         DBusMessage *message, void *user_data)
 770 {
 771         if (dbus_message_has_interface(message,
 772                         BLUEZ_MANAGER_INTERFACE) == FALSE &&
 773                                 dbus_message_has_interface(message,
 774                                         BLUEZ_ADAPTER_INTERFACE) == FALSE)
 775                 return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
 776
 777         DBG("connection %p", connection);
 778
 779         if (dbus_message_is_signal(message, BLUEZ_ADAPTER_INTERFACE,
 780                                                 PROPERTY_CHANGED) == TRUE) {
 781                 property_changed(connection, message);
 782         } else if (dbus_message_is_signal(message, BLUEZ_MANAGER_INTERFACE,
 783                                                 ADAPTER_ADDED) == TRUE) {
 784                 const char *path;
 785                 dbus_message_get_args(message, NULL,
 786                                         DBUS_TYPE_OBJECT_PATH, &path,
 787                                                         DBUS_TYPE_INVALID);
 788                 add_adapter(connection, path);
 789         } else if (dbus_message_is_signal(message, BLUEZ_MANAGER_INTERFACE,
 790                                                 ADAPTER_REMOVED) == TRUE) {
 791                 const char *path;
 792                 dbus_message_get_args(message, NULL,
 793                                         DBUS_TYPE_OBJECT_PATH, &path,
 794                                                         DBUS_TYPE_INVALID);
 795                 remove_adapter(connection, path);
 796         }
 797
 798         return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
 799 }
 800
 801 static DBusConnection *connection;
 802 static guint watch;
 803
 804 static const char *added_rule = "type=signal,member=" ADAPTER_ADDED
 805                                         ",interface=" BLUEZ_MANAGER_INTERFACE;
 806 static const char *removed_rule = "type=signal,member=" ADAPTER_REMOVED
 807                                         ",interface=" BLUEZ_MANAGER_INTERFACE;
 808
 809 static const char *adapter_rule = "type=signal,member=" PROPERTY_CHANGED
 810                                         ",interface=" BLUEZ_ADAPTER_INTERFACE;
 811
 812 static int bluetooth_init(void)
 813 {
 814         int err = -EIO;
 815
 816         connection = connman_dbus_get_connection();
 817         if (connection == NULL)
 818                 return -EIO;
 819
 820         if (dbus_connection_add_filter(connection, bluetooth_signal,
 821                                                         NULL, NULL) == FALSE)
 822                 goto unref;
 823
 824         err = connman_network_driver_register(&pan_driver);
 825         if (err < 0)
 826                 goto remove;
 827
 828         err = connman_device_driver_register(&bluetooth_driver);
 829         if (err < 0) {
 830                 connman_network_driver_unregister(&pan_driver);
 831                 goto remove;
 832         }
 833
 834         watch = g_dbus_add_service_watch(connection, BLUEZ_SERVICE,
 835                         bluetooth_connect, bluetooth_disconnect, NULL, NULL);
 836         if (watch == 0) {
 837                 connman_device_driver_unregister(&bluetooth_driver);
 838                 connman_network_driver_unregister(&pan_driver);
 839                 err = -EIO;
 840                 goto remove;
 841         }
 842
 843         if (g_dbus_check_service(connection, BLUEZ_SERVICE) == TRUE)
 844                 bluetooth_connect(connection, NULL);
 845
 846         dbus_bus_add_match(connection, added_rule, NULL);
 847         dbus_bus_add_match(connection, removed_rule, NULL);
 848         dbus_bus_add_match(connection, adapter_rule, NULL);
 849         dbus_connection_flush(connection);
 850
 851         return 0;
 852
 853 remove:
 854         dbus_connection_remove_filter(connection, bluetooth_signal, NULL);
 855
 856 unref:
 857         dbus_connection_unref(connection);
 858
 859         return err;
 860 }
 861
 862 static void bluetooth_exit(void)
 863 {
 864         dbus_bus_remove_match(connection, adapter_rule, NULL);
 865         dbus_bus_remove_match(connection, removed_rule, NULL);
 866         dbus_bus_remove_match(connection, added_rule, NULL);
 867         dbus_connection_flush(connection);
 868
 869         g_dbus_remove_watch(connection, watch);
 870
 871         free_adapters();
 872
 873         connman_device_driver_unregister(&bluetooth_driver);
 874         connman_network_driver_unregister(&pan_driver);
 875
 876         dbus_connection_remove_filter(connection, bluetooth_signal, NULL);
 877
 878         dbus_connection_unref(connection);
 879 }
 880
 881 CONNMAN_PLUGIN_DEFINE(bluetooth, "Bluetooth technology plugin", VERSION,
 882                 CONNMAN_PLUGIN_PRIORITY_DEFAULT, bluetooth_init, bluetooth_exit)