plugins/bluetooth.c

   1 /*
   2  *
   3  *  Connection Manager
   4  *
   5  *  Copyright (C) 2007-2010  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 <stdio.h>
  27 #include <errno.h>
  28 #include <stdlib.h>
  29 #include <string.h>
  30 #include <netinet/ether.h>
  31
  32 #include <gdbus.h>
  33
  34 #define CONNMAN_API_SUBJECT_TO_CHANGE
  35 #include <connman/plugin.h>
  36 #include <connman/device.h>
  37 #include <connman/inet.h>
  38 #include <connman/dbus.h>
  39 #include <connman/log.h>
  40
  41 #define BLUEZ_SERVICE                   "org.bluez"
  42 #define BLUEZ_MANAGER_INTERFACE         BLUEZ_SERVICE ".Manager"
  43 #define BLUEZ_ADAPTER_INTERFACE         BLUEZ_SERVICE ".Adapter"
  44 #define BLUEZ_DEVICE_INTERFACE          BLUEZ_SERVICE ".Device"
  45 #define BLUEZ_NETWORK_INTERFACE         BLUEZ_SERVICE ".Network"
  46
  47 #define LIST_ADAPTERS                   "ListAdapters"
  48 #define ADAPTER_ADDED                   "AdapterAdded"
  49 #define ADAPTER_REMOVED                 "AdapterRemoved"
  50
  51 #define PROPERTY_CHANGED                "PropertyChanged"
  52 #define GET_PROPERTIES                  "GetProperties"
  53 #define SET_PROPERTY                    "SetProperty"
  54
  55 #define CONNECT                         "Connect"
  56 #define DISCONNECT                      "Disconnect"
  57
  58 #define UUID_NAP        "00001116-0000-1000-8000-00805f9b34fb"
  59
  60 #define TIMEOUT 5000
  61
  62 static DBusConnection *connection;
  63
  64 static GHashTable *bluetooth_devices = NULL;
  65
  66 static int pan_probe(struct connman_network *network)
  67 {
  68         DBG("network %p", network);
  69
  70         return 0;
  71 }
  72
  73 static void pan_remove(struct connman_network *network)
  74 {
  75         DBG("network %p", network);
  76 }
  77
  78 static void connect_reply(DBusPendingCall *call, void *user_data)
  79 {
  80         struct connman_network *network = user_data;
  81         DBusMessage *reply;
  82         DBusError error;
  83         const char *interface = NULL;
  84         int index;
  85
  86         DBG("network %p", network);
  87
  88         reply = dbus_pending_call_steal_reply(call);
  89
  90         dbus_error_init(&error);
  91
  92         if (dbus_set_error_from_message(&error, reply) == TRUE) {
  93                 connman_error("%s", error.message);
  94                 dbus_error_free(&error);
  95                 goto done;
  96         }
  97
  98         if (dbus_message_get_args(reply, &error,
  99                                         DBUS_TYPE_STRING, &interface,
 100                                                 DBUS_TYPE_INVALID) == FALSE) {
 101                 if (dbus_error_is_set(&error) == TRUE) {
 102                         connman_error("%s", error.message);
 103                         dbus_error_free(&error);
 104                 } else
 105                         connman_error("Wrong arguments for connect");
 106                 goto done;
 107         }
 108
 109         if (interface == NULL)
 110                 goto done;
 111
 112         DBG("interface %s", interface);
 113
 114         index = connman_inet_ifindex(interface);
 115
 116         connman_network_set_index(network, index);
 117
 118         connman_network_set_connected(network, TRUE);
 119
 120 done:
 121         dbus_message_unref(reply);
 122
 123         dbus_pending_call_unref(call);
 124 }
 125
 126 static int pan_connect(struct connman_network *network)
 127 {
 128         const char *path = connman_network_get_string(network, "Path");
 129         const char *uuid = "nap";
 130         DBusMessage *message;
 131         DBusPendingCall *call;
 132
 133         DBG("network %p", network);
 134
 135         if (path == NULL)
 136                 return -EINVAL;
 137
 138         message = dbus_message_new_method_call(BLUEZ_SERVICE, path,
 139                                         BLUEZ_NETWORK_INTERFACE, CONNECT);
 140         if (message == NULL)
 141                 return -ENOMEM;
 142
 143         dbus_message_set_auto_start(message, FALSE);
 144
 145         dbus_message_append_args(message, DBUS_TYPE_STRING, &uuid,
 146                                                         DBUS_TYPE_INVALID);
 147
 148         if (dbus_connection_send_with_reply(connection, message,
 149                                         &call, TIMEOUT * 10) == FALSE) {
 150                 connman_error("Failed to connect service");
 151                 dbus_message_unref(message);
 152                 return -EINVAL;
 153         }
 154
 155         if (call == NULL) {
 156                 connman_error("D-Bus connection not available");
 157                 dbus_message_unref(message);
 158                 return -EINVAL;
 159         }
 160
 161         dbus_pending_call_set_notify(call, connect_reply, network, NULL);
 162
 163         dbus_message_unref(message);
 164
 165         return -EINPROGRESS;
 166 }
 167
 168 static void disconnect_reply(DBusPendingCall *call, void *user_data)
 169 {
 170         struct connman_network *network = user_data;
 171         DBusMessage *reply;
 172         DBusError error;
 173
 174         DBG("network %p", network);
 175
 176         reply = dbus_pending_call_steal_reply(call);
 177
 178         dbus_error_init(&error);
 179
 180         if (dbus_set_error_from_message(&error, reply) == TRUE) {
 181                 connman_error("%s", error.message);
 182                 dbus_error_free(&error);
 183                 goto done;
 184         }
 185
 186         if (dbus_message_get_args(reply, &error, DBUS_TYPE_INVALID) == FALSE) {
 187                 if (dbus_error_is_set(&error) == TRUE) {
 188                         connman_error("%s", error.message);
 189                         dbus_error_free(&error);
 190                 } else
 191                         connman_error("Wrong arguments for disconnect");
 192                 goto done;
 193         }
 194
 195         connman_network_set_connected(network, FALSE);
 196
 197 done:
 198         dbus_message_unref(reply);
 199
 200         dbus_pending_call_unref(call);
 201
 202         connman_network_unref(network);
 203 }
 204
 205 static int pan_disconnect(struct connman_network *network)
 206 {
 207         const char *path = connman_network_get_string(network, "Path");
 208         DBusMessage *message;
 209         DBusPendingCall *call;
 210
 211         DBG("network %p", network);
 212
 213         if (path == NULL)
 214                 return -EINVAL;
 215
 216         message = dbus_message_new_method_call(BLUEZ_SERVICE, path,
 217                                         BLUEZ_NETWORK_INTERFACE, DISCONNECT);
 218         if (message == NULL)
 219                 return -ENOMEM;
 220
 221         dbus_message_set_auto_start(message, FALSE);
 222
 223         dbus_message_append_args(message, DBUS_TYPE_INVALID);
 224
 225         if (dbus_connection_send_with_reply(connection, message,
 226                                                 &call, TIMEOUT) == FALSE) {
 227                 connman_error("Failed to disconnect service");
 228                 dbus_message_unref(message);
 229                 return -EINVAL;
 230         }
 231
 232         if (call == NULL) {
 233                 connman_error("D-Bus connection not available");
 234                 dbus_message_unref(message);
 235                 return -EINVAL;
 236         }
 237
 238         connman_network_ref(network);
 239
 240         dbus_pending_call_set_notify(call, disconnect_reply, network, NULL);
 241
 242         dbus_message_unref(message);
 243
 244         return 0;
 245 }
 246
 247 static struct connman_network_driver pan_driver = {
 248         .name           = "bluetooth-pan",
 249         .type           = CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN,
 250         .probe          = pan_probe,
 251         .remove         = pan_remove,
 252         .connect        = pan_connect,
 253         .disconnect     = pan_disconnect,
 254 };
 255
 256 static void extract_properties(DBusMessage *reply, const char **parent,
 257                                                 const char **address,
 258                                                 const char **name,
 259                                                 const char **alias,
 260                                                 dbus_bool_t *powered,
 261                                                 dbus_bool_t *scanning,
 262                                                 DBusMessageIter *uuids,
 263                                                 DBusMessageIter *networks)
 264 {
 265         DBusMessageIter array, dict;
 266
 267         if (dbus_message_iter_init(reply, &array) == FALSE)
 268                 return;
 269
 270         if (dbus_message_iter_get_arg_type(&array) != DBUS_TYPE_ARRAY)
 271                 return;
 272
 273         dbus_message_iter_recurse(&array, &dict);
 274
 275         while (dbus_message_iter_get_arg_type(&dict) == DBUS_TYPE_DICT_ENTRY) {
 276                 DBusMessageIter entry, value;
 277                 const char *key;
 278
 279                 dbus_message_iter_recurse(&dict, &entry);
 280                 dbus_message_iter_get_basic(&entry, &key);
 281
 282                 dbus_message_iter_next(&entry);
 283                 dbus_message_iter_recurse(&entry, &value);
 284
 285                 if (g_str_equal(key, "Adapter") == TRUE) {
 286                         if (parent != NULL)
 287                                 dbus_message_iter_get_basic(&value, parent);
 288                 } else if (g_str_equal(key, "Address") == TRUE) {
 289                         if (address != NULL)
 290                                 dbus_message_iter_get_basic(&value, address);
 291                 } else if (g_str_equal(key, "Name") == TRUE) {
 292                         if (name != NULL)
 293                                 dbus_message_iter_get_basic(&value, name);
 294                 } else if (g_str_equal(key, "Alias") == TRUE) {
 295                         if (alias != NULL)
 296                                 dbus_message_iter_get_basic(&value, alias);
 297                 } else if (g_str_equal(key, "Powered") == TRUE) {
 298                         if (powered != NULL)
 299                                 dbus_message_iter_get_basic(&value, powered);
 300                 } else if (g_str_equal(key, "Discovering") == TRUE) {
 301                         if (scanning != NULL)
 302                                 dbus_message_iter_get_basic(&value, scanning);
 303                 } else if (g_str_equal(key, "Devices") == TRUE) {
 304                         if (networks != NULL)
 305                                 memcpy(networks, &value, sizeof(value));
 306                 } else if (g_str_equal(key, "UUIDs") == TRUE) {
 307                         if (uuids != NULL)
 308                                 memcpy(uuids, &value, sizeof(value));
 309                 }
 310
 311                 dbus_message_iter_next(&dict);
 312         }
 313 }
 314
 315 static dbus_bool_t has_pan(DBusMessageIter *array)
 316 {
 317         DBusMessageIter value;
 318
 319         if (dbus_message_iter_get_arg_type(array) != DBUS_TYPE_ARRAY)
 320                 return FALSE;
 321
 322         dbus_message_iter_recurse(array, &value);
 323
 324         while (dbus_message_iter_get_arg_type(&value) == DBUS_TYPE_STRING) {
 325                 const char *uuid;
 326
 327                 dbus_message_iter_get_basic(&value, &uuid);
 328
 329                 if (g_strcmp0(uuid, UUID_NAP) == 0)
 330                         return TRUE;
 331
 332                 dbus_message_iter_next(&value);
 333         }
 334
 335         return FALSE;
 336 }
 337
 338 static void network_properties_reply(DBusPendingCall *call, void *user_data)
 339 {
 340         char *path = user_data;
 341         struct connman_device *device;
 342         struct connman_network *network;
 343         DBusMessage *reply;
 344         DBusMessageIter uuids;
 345         const char *parent = NULL, *address = NULL, *name = NULL;
 346         struct ether_addr addr;
 347         char ident[13];
 348
 349         reply = dbus_pending_call_steal_reply(call);
 350
 351         extract_properties(reply, &parent, &address, NULL, &name,
 352                                                 NULL, NULL, &uuids, NULL);
 353
 354         if (parent == NULL)
 355                 goto done;
 356
 357         device = g_hash_table_lookup(bluetooth_devices, parent);
 358         if (device == NULL)
 359                 goto done;
 360
 361         if (address == NULL)
 362                 goto done;
 363
 364         ether_aton_r(address, &addr);
 365
 366         snprintf(ident, 13, "%02x%02x%02x%02x%02x%02x",
 367                                                 addr.ether_addr_octet[0],
 368                                                 addr.ether_addr_octet[1],
 369                                                 addr.ether_addr_octet[2],
 370                                                 addr.ether_addr_octet[3],
 371                                                 addr.ether_addr_octet[4],
 372                                                 addr.ether_addr_octet[5]);
 373
 374         if (has_pan(&uuids) == FALSE)
 375                 goto done;
 376
 377         network = connman_device_get_network(device, ident);
 378         if (network != NULL)
 379                 goto done;
 380
 381         network = connman_network_create(ident,
 382                                         CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN);
 383         if (network == NULL)
 384                 goto done;
 385
 386         connman_network_set_string(network, "Path", path);
 387
 388         connman_network_set_protocol(network, CONNMAN_NETWORK_PROTOCOL_IP);
 389
 390         connman_network_set_name(network, name);
 391
 392         connman_device_add_network(device, network);
 393
 394         connman_network_set_group(network, ident);
 395
 396 done:
 397         dbus_message_unref(reply);
 398
 399         dbus_pending_call_unref(call);
 400 }
 401
 402 static void add_network(struct connman_device *device, const char *path)
 403 {
 404         DBusMessage *message;
 405         DBusPendingCall *call;
 406
 407         DBG("path %s", path);
 408
 409         message = dbus_message_new_method_call(BLUEZ_SERVICE, path,
 410                                 BLUEZ_DEVICE_INTERFACE, GET_PROPERTIES);
 411         if (message == NULL)
 412                 return;
 413
 414         dbus_message_set_auto_start(message, FALSE);
 415
 416         if (dbus_connection_send_with_reply(connection, message,
 417                                                 &call, TIMEOUT) == FALSE) {
 418                 connman_error("Failed to get network properties for %s", path);
 419                 goto done;
 420         }
 421
 422         if (call == NULL) {
 423                 connman_error("D-Bus connection not available");
 424                 goto done;
 425         }
 426
 427         dbus_pending_call_set_notify(call, network_properties_reply,
 428                                                 g_strdup(path), g_free);
 429
 430 done:
 431         dbus_message_unref(message);
 432 }
 433
 434 static void check_networks(struct connman_device *device,
 435                                                 DBusMessageIter *array)
 436 {
 437         DBusMessageIter value;
 438
 439         if (dbus_message_iter_get_arg_type(array) != DBUS_TYPE_ARRAY)
 440                 return;
 441
 442         dbus_message_iter_recurse(array, &value);
 443
 444         while (dbus_message_iter_get_arg_type(&value) == DBUS_TYPE_OBJECT_PATH) {
 445                 const char *path;
 446
 447                 dbus_message_iter_get_basic(&value, &path);
 448
 449                 add_network(device, path);
 450
 451                 dbus_message_iter_next(&value);
 452         }
 453 }
 454
 455 static gboolean adapter_changed(DBusConnection *connection,
 456                                 DBusMessage *message, void *user_data)
 457 {
 458         const char *path = dbus_message_get_path(message);
 459         struct connman_device *device;
 460         DBusMessageIter iter, value;
 461         const char *key;
 462
 463         DBG("path %s", path);
 464
 465         device = g_hash_table_lookup(bluetooth_devices, path);
 466         if (device == NULL)
 467                 return TRUE;
 468
 469         if (dbus_message_iter_init(message, &iter) == FALSE)
 470                 return TRUE;
 471
 472         dbus_message_iter_get_basic(&iter, &key);
 473
 474         dbus_message_iter_next(&iter);
 475         dbus_message_iter_recurse(&iter, &value);
 476
 477         if (g_str_equal(key, "Powered") == TRUE) {
 478                 dbus_bool_t val;
 479
 480                 dbus_message_iter_get_basic(&value, &val);
 481                 connman_device_set_powered(device, val);
 482         } else if (g_str_equal(key, "Discovering") == TRUE) {
 483                 dbus_bool_t val;
 484
 485                 dbus_message_iter_get_basic(&value, &val);
 486                 connman_device_set_scanning(device, val);
 487         } else if (g_str_equal(key, "Devices") == TRUE) {
 488                 check_networks(device, &value);
 489         }
 490
 491         return TRUE;
 492 }
 493
 494 static void adapter_properties_reply(DBusPendingCall *call, void *user_data)
 495 {
 496         char *path = user_data;
 497         struct connman_device *device;
 498         DBusMessage *reply;
 499         DBusMessageIter networks;
 500         const char *address = NULL, *name = NULL;
 501         dbus_bool_t powered = FALSE, scanning = FALSE;
 502         struct ether_addr addr;
 503         char ident[13];
 504
 505         DBG("path %s", path);
 506
 507         reply = dbus_pending_call_steal_reply(call);
 508
 509         if (path == NULL)
 510                 goto done;
 511
 512         extract_properties(reply, NULL, &address, &name, NULL,
 513                                         &powered, &scanning, NULL, &networks);
 514
 515         if (address == NULL)
 516                 goto done;
 517
 518         device = g_hash_table_lookup(bluetooth_devices, path);
 519         if (device != NULL)
 520                 goto update;
 521
 522         ether_aton_r(address, &addr);
 523
 524         snprintf(ident, 13, "%02x%02x%02x%02x%02x%02x",
 525                                                 addr.ether_addr_octet[0],
 526                                                 addr.ether_addr_octet[1],
 527                                                 addr.ether_addr_octet[2],
 528                                                 addr.ether_addr_octet[3],
 529                                                 addr.ether_addr_octet[4],
 530                                                 addr.ether_addr_octet[5]);
 531
 532         device = connman_device_create(ident, CONNMAN_DEVICE_TYPE_BLUETOOTH);
 533         if (device == NULL)
 534                 goto done;
 535
 536         connman_device_set_ident(device, ident);
 537
 538         connman_device_set_mode(device, CONNMAN_DEVICE_MODE_NETWORK_MULTIPLE);
 539
 540         connman_device_set_string(device, "Path", path);
 541
 542         if (connman_device_register(device) < 0) {
 543                 connman_device_unref(device);
 544                 goto done;
 545         }
 546
 547         g_hash_table_insert(bluetooth_devices, g_strdup(path), device);
 548
 549 update:
 550         connman_device_set_string(device, "Address", address);
 551         connman_device_set_string(device, "Name", name);
 552         connman_device_set_string(device, "Path", path);
 553
 554         connman_device_set_powered(device, powered);
 555         connman_device_set_scanning(device, scanning);
 556
 557         if (powered == TRUE)
 558                 check_networks(device, &networks);
 559
 560 done:
 561         dbus_message_unref(reply);
 562
 563         dbus_pending_call_unref(call);
 564 }
 565
 566 static void add_adapter(DBusConnection *connection, const char *path)
 567 {
 568         DBusMessage *message;
 569         DBusPendingCall *call;
 570
 571         DBG("path %s", path);
 572
 573         message = dbus_message_new_method_call(BLUEZ_SERVICE, path,
 574                                 BLUEZ_ADAPTER_INTERFACE, GET_PROPERTIES);
 575         if (message == NULL)
 576                 return;
 577
 578         dbus_message_set_auto_start(message, FALSE);
 579
 580         if (dbus_connection_send_with_reply(connection, message,
 581                                                 &call, TIMEOUT) == FALSE) {
 582                 connman_error("Failed to get adapter properties for %s", path);
 583                 goto done;
 584         }
 585
 586         if (call == NULL) {
 587                 connman_error("D-Bus connection not available");
 588                 goto done;
 589         }
 590
 591         dbus_pending_call_set_notify(call, adapter_properties_reply,
 592                                                 g_strdup(path), g_free);
 593
 594 done:
 595         dbus_message_unref(message);
 596 }
 597
 598 static gboolean adapter_added(DBusConnection *connection, DBusMessage *message,
 599                                 void *user_data)
 600 {
 601         const char *path;
 602
 603         dbus_message_get_args(message, NULL, DBUS_TYPE_OBJECT_PATH, &path,
 604                                 DBUS_TYPE_INVALID);
 605         add_adapter(connection, path);
 606         return TRUE;
 607 }
 608
 609 static void remove_adapter(DBusConnection *connection, const char *path)
 610 {
 611         DBG("path %s", path);
 612
 613         g_hash_table_remove(bluetooth_devices, path);
 614 }
 615
 616 static gboolean adapter_removed(DBusConnection *connection, DBusMessage *message,
 617                                 void *user_data)
 618 {
 619         const char *path;
 620
 621         dbus_message_get_args(message, NULL, DBUS_TYPE_OBJECT_PATH, &path,
 622                                 DBUS_TYPE_INVALID);
 623         remove_adapter(connection, path);
 624         return TRUE;
 625 }
 626
 627 static void list_adapters_reply(DBusPendingCall *call, void *user_data)
 628 {
 629         DBusMessage *reply;
 630         DBusError error;
 631         char **adapters;
 632         int i, num_adapters;
 633
 634         DBG("");
 635
 636         reply = dbus_pending_call_steal_reply(call);
 637
 638         dbus_error_init(&error);
 639
 640         if (dbus_set_error_from_message(&error, reply) == TRUE) {
 641                 connman_error("%s", error.message);
 642                 dbus_error_free(&error);
 643                 goto done;
 644         }
 645
 646         if (dbus_message_get_args(reply, &error,
 647                                 DBUS_TYPE_ARRAY, DBUS_TYPE_OBJECT_PATH,
 648                                                 &adapters, &num_adapters,
 649                                                 DBUS_TYPE_INVALID) == FALSE) {
 650                 if (dbus_error_is_set(&error) == TRUE) {
 651                         connman_error("%s", error.message);
 652                         dbus_error_free(&error);
 653                 } else
 654                         connman_error("Wrong arguments for adapter list");
 655                 goto done;
 656         }
 657
 658         for (i = 0; i < num_adapters; i++)
 659                 add_adapter(connection, adapters[i]);
 660
 661         g_strfreev(adapters);
 662
 663 done:
 664         dbus_message_unref(reply);
 665
 666         dbus_pending_call_unref(call);
 667 }
 668
 669 static void unregister_device(gpointer data)
 670 {
 671         struct connman_device *device = data;
 672
 673         DBG("");
 674
 675         connman_device_unregister(device);
 676         connman_device_unref(device);
 677 }
 678
 679 static void bluetooth_connect(DBusConnection *connection, void *user_data)
 680 {
 681         DBusMessage *message;
 682         DBusPendingCall *call;
 683
 684         DBG("connection %p", connection);
 685
 686         bluetooth_devices = g_hash_table_new_full(g_str_hash, g_str_equal,
 687                                                 g_free, unregister_device);
 688
 689         message = dbus_message_new_method_call(BLUEZ_SERVICE, "/",
 690                                 BLUEZ_MANAGER_INTERFACE, LIST_ADAPTERS);
 691         if (message == NULL)
 692                 return;
 693
 694         dbus_message_set_auto_start(message, FALSE);
 695
 696         if (dbus_connection_send_with_reply(connection, message,
 697                                                 &call, TIMEOUT) == FALSE) {
 698                 connman_error("Failed to get Bluetooth adapters");
 699                 goto done;
 700         }
 701
 702         if (call == NULL) {
 703                 connman_error("D-Bus connection not available");
 704                 goto done;
 705         }
 706
 707         dbus_pending_call_set_notify(call, list_adapters_reply, NULL, NULL);
 708
 709 done:
 710         dbus_message_unref(message);
 711 }
 712
 713 static void bluetooth_disconnect(DBusConnection *connection, void *user_data)
 714 {
 715         DBG("connection %p", connection);
 716
 717         if (bluetooth_devices == NULL)
 718                 return;
 719
 720         g_hash_table_destroy(bluetooth_devices);
 721         bluetooth_devices = NULL;
 722 }
 723
 724 static int bluetooth_probe(struct connman_device *device)
 725 {
 726         DBG("device %p", device);
 727
 728         return 0;
 729 }
 730
 731 static void bluetooth_remove(struct connman_device *device)
 732 {
 733         DBG("device %p", device);
 734 }
 735
 736 static void powered_reply(DBusPendingCall *call, void *user_data)
 737 {
 738         DBusError error;
 739         DBusMessage *reply;
 740
 741         DBG("");
 742
 743         reply = dbus_pending_call_steal_reply(call);
 744
 745         dbus_error_init(&error);
 746
 747         if (dbus_set_error_from_message(&error, reply) == TRUE) {
 748                 connman_error("%s", error.message);
 749                 dbus_error_free(&error);
 750                 dbus_message_unref(reply);
 751                 dbus_pending_call_unref(call);
 752                 return;
 753         }
 754
 755         dbus_message_unref(reply);
 756         dbus_pending_call_unref(call);
 757
 758         add_adapter(connection, user_data);
 759 }
 760
 761 static int change_powered(DBusConnection *connection, const char *path,
 762                                                         dbus_bool_t powered)
 763 {
 764         DBusMessage *message;
 765         DBusMessageIter iter;
 766         DBusPendingCall *call;
 767
 768         DBG("");
 769
 770         if (path == NULL)
 771                 return -EINVAL;
 772
 773         message = dbus_message_new_method_call(BLUEZ_SERVICE, path,
 774                                         BLUEZ_ADAPTER_INTERFACE, SET_PROPERTY);
 775         if (message == NULL)
 776                 return -ENOMEM;
 777
 778         dbus_message_set_auto_start(message, FALSE);
 779
 780         dbus_message_iter_init_append(message, &iter);
 781         connman_dbus_property_append_basic(&iter, "Powered",
 782                                                 DBUS_TYPE_BOOLEAN, &powered);
 783
 784         if (dbus_connection_send_with_reply(connection, message,
 785                                                 &call, TIMEOUT) == FALSE) {
 786                 connman_error("Failed to change Powered property");
 787                 dbus_message_unref(message);
 788                 return -EINVAL;
 789         }
 790
 791         if (call == NULL) {
 792                 connman_error("D-Bus connection not available");
 793                 dbus_message_unref(message);
 794                 return -EINVAL;
 795         }
 796
 797         dbus_pending_call_set_notify(call, powered_reply,
 798                                         g_strdup(path), g_free);
 799
 800         dbus_message_unref(message);
 801
 802         return -EINPROGRESS;
 803 }
 804
 805 static int bluetooth_enable(struct connman_device *device)
 806 {
 807         const char *path = connman_device_get_string(device, "Path");
 808
 809         DBG("device %p", device);
 810
 811         return change_powered(connection, path, TRUE);
 812 }
 813
 814 static int bluetooth_disable(struct connman_device *device)
 815 {
 816         const char *path = connman_device_get_string(device, "Path");
 817
 818         DBG("device %p", device);
 819
 820         return change_powered(connection, path, FALSE);
 821 }
 822
 823 static struct connman_device_driver bluetooth_driver = {
 824         .name           = "bluetooth",
 825         .type           = CONNMAN_DEVICE_TYPE_BLUETOOTH,
 826         .probe          = bluetooth_probe,
 827         .remove         = bluetooth_remove,
 828         .enable         = bluetooth_enable,
 829         .disable        = bluetooth_disable,
 830 };
 831
 832 static guint watch;
 833 static guint added_watch;
 834 static guint removed_watch;
 835 static guint adapter_watch;
 836
 837 static int bluetooth_init(void)
 838 {
 839         int err;
 840
 841         connection = connman_dbus_get_connection();
 842         if (connection == NULL)
 843                 return -EIO;
 844
 845         watch = g_dbus_add_service_watch(connection, BLUEZ_SERVICE,
 846                         bluetooth_connect, bluetooth_disconnect, NULL, NULL);
 847
 848         added_watch = g_dbus_add_signal_watch(connection, NULL, NULL,
 849                                                 BLUEZ_MANAGER_INTERFACE,
 850                                                 ADAPTER_ADDED, adapter_added,
 851                                                 NULL, NULL);
 852
 853         removed_watch = g_dbus_add_signal_watch(connection, NULL, NULL,
 854                                                 BLUEZ_MANAGER_INTERFACE,
 855                                                 ADAPTER_REMOVED, adapter_removed,
 856                                                 NULL, NULL);
 857
 858         adapter_watch = g_dbus_add_signal_watch(connection, NULL, NULL,
 859                                                 BLUEZ_MANAGER_INTERFACE,
 860                                                 PROPERTY_CHANGED, adapter_changed,
 861                                                 NULL, NULL);
 862
 863         if (watch == 0 || added_watch == 0 || removed_watch == 0
 864                         || adapter_watch == 0) {
 865                 err = -EIO;
 866                 goto remove;
 867         }
 868
 869         err = connman_network_driver_register(&pan_driver);
 870         if (err < 0)
 871                 goto remove;
 872
 873         err = connman_device_driver_register(&bluetooth_driver);
 874         if (err < 0) {
 875                 connman_network_driver_unregister(&pan_driver);
 876                 goto remove;
 877         }
 878
 879         return 0;
 880
 881 remove:
 882         g_dbus_remove_watch(connection, watch);
 883         g_dbus_remove_watch(connection, added_watch);
 884         g_dbus_remove_watch(connection, removed_watch);
 885         g_dbus_remove_watch(connection, adapter_watch);
 886
 887         dbus_connection_unref(connection);
 888
 889         return err;
 890 }
 891
 892 static void bluetooth_exit(void)
 893 {
 894         g_dbus_remove_watch(connection, watch);
 895         g_dbus_remove_watch(connection, added_watch);
 896         g_dbus_remove_watch(connection, removed_watch);
 897         g_dbus_remove_watch(connection, adapter_watch);
 898
 899         bluetooth_disconnect(connection, NULL);
 900
 901         connman_device_driver_unregister(&bluetooth_driver);
 902         connman_network_driver_unregister(&pan_driver);
 903
 904         dbus_connection_unref(connection);
 905 }
 906
 907 CONNMAN_PLUGIN_DEFINE(bluetooth, "Bluetooth technology plugin", VERSION,
 908                 CONNMAN_PLUGIN_PRIORITY_DEFAULT, bluetooth_init, bluetooth_exit)