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/technology.h>
  37 #include <connman/device.h>
  38 #include <connman/inet.h>
  39 #include <connman/dbus.h>
  40 #include <connman/log.h>
  41
  42 #define BLUEZ_SERVICE                   "org.bluez"
  43 #define BLUEZ_MANAGER_INTERFACE         BLUEZ_SERVICE ".Manager"
  44 #define BLUEZ_ADAPTER_INTERFACE         BLUEZ_SERVICE ".Adapter"
  45 #define BLUEZ_DEVICE_INTERFACE          BLUEZ_SERVICE ".Device"
  46 #define BLUEZ_NETWORK_INTERFACE         BLUEZ_SERVICE ".Network"
  47 #define BLUEZ_NETWORK_SERVER            BLUEZ_SERVICE ".NetworkServer"
  48
  49 #define LIST_ADAPTERS                   "ListAdapters"
  50 #define ADAPTER_ADDED                   "AdapterAdded"
  51 #define ADAPTER_REMOVED                 "AdapterRemoved"
  52 #define DEVICE_REMOVED                  "DeviceRemoved"
  53
  54 #define PROPERTY_CHANGED                "PropertyChanged"
  55 #define GET_PROPERTIES                  "GetProperties"
  56 #define SET_PROPERTY                    "SetProperty"
  57
  58 #define CONNECT                         "Connect"
  59 #define DISCONNECT                      "Disconnect"
  60
  61 #define REGISTER                        "Register"
  62 #define UNREGISTER                      "Unregister"
  63
  64 #define UUID_NAP        "00001116-0000-1000-8000-00805f9b34fb"
  65
  66 #define TIMEOUT 5000
  67
  68 static DBusConnection *connection;
  69
  70 static GHashTable *bluetooth_devices = NULL;
  71 static GHashTable *bluetooth_networks = NULL;
  72
  73 static int pan_probe(struct connman_network *network)
  74 {
  75         DBG("network %p", network);
  76
  77         return 0;
  78 }
  79
  80 static void pan_remove(struct connman_network *network)
  81 {
  82         DBG("network %p", network);
  83 }
  84
  85 static void connect_reply(DBusPendingCall *call, void *user_data)
  86 {
  87         struct connman_network *network = user_data;
  88         DBusMessage *reply;
  89         DBusError error;
  90         const char *interface = NULL;
  91         int index;
  92
  93         DBG("network %p", network);
  94
  95         reply = dbus_pending_call_steal_reply(call);
  96
  97         dbus_error_init(&error);
  98
  99         if (dbus_set_error_from_message(&error, reply) == TRUE) {
 100                 connman_error("%s", error.message);
 101                 dbus_error_free(&error);
 102
 103                 goto err;
 104         }
 105
 106         if (dbus_message_get_args(reply, &error,
 107                                         DBUS_TYPE_STRING, &interface,
 108                                                 DBUS_TYPE_INVALID) == FALSE) {
 109                 if (dbus_error_is_set(&error) == TRUE) {
 110                         connman_error("%s", error.message);
 111                         dbus_error_free(&error);
 112                 } else
 113                         connman_error("Wrong arguments for connect");
 114                 goto err;
 115         }
 116
 117         if (interface == NULL)
 118                 goto err;
 119
 120         DBG("interface %s", interface);
 121
 122         index = connman_inet_ifindex(interface);
 123
 124         connman_network_set_index(network, index);
 125
 126         connman_network_set_connected(network, TRUE);
 127
 128         dbus_message_unref(reply);
 129
 130         dbus_pending_call_unref(call);
 131
 132         return;
 133 err:
 134
 135         connman_network_set_connected(network, FALSE);
 136
 137         dbus_message_unref(reply);
 138
 139         dbus_pending_call_unref(call);
 140 }
 141
 142 static int pan_connect(struct connman_network *network)
 143 {
 144         const char *path = connman_network_get_string(network, "Path");
 145         const char *uuid = "nap";
 146         DBusMessage *message;
 147         DBusPendingCall *call;
 148
 149         DBG("network %p", network);
 150
 151         if (path == NULL)
 152                 return -EINVAL;
 153
 154         message = dbus_message_new_method_call(BLUEZ_SERVICE, path,
 155                                         BLUEZ_NETWORK_INTERFACE, CONNECT);
 156         if (message == NULL)
 157                 return -ENOMEM;
 158
 159         dbus_message_set_auto_start(message, FALSE);
 160
 161         dbus_message_append_args(message, DBUS_TYPE_STRING, &uuid,
 162                                                         DBUS_TYPE_INVALID);
 163
 164         if (dbus_connection_send_with_reply(connection, message,
 165                                         &call, TIMEOUT * 10) == FALSE) {
 166                 connman_error("Failed to connect service");
 167                 dbus_message_unref(message);
 168                 return -EINVAL;
 169         }
 170
 171         if (call == NULL) {
 172                 connman_error("D-Bus connection not available");
 173                 dbus_message_unref(message);
 174                 return -EINVAL;
 175         }
 176
 177         dbus_pending_call_set_notify(call, connect_reply, network, NULL);
 178
 179         dbus_message_unref(message);
 180
 181         return -EINPROGRESS;
 182 }
 183
 184 static void disconnect_reply(DBusPendingCall *call, void *user_data)
 185 {
 186         struct connman_network *network = user_data;
 187         DBusMessage *reply;
 188         DBusError error;
 189
 190         DBG("network %p", network);
 191
 192         reply = dbus_pending_call_steal_reply(call);
 193
 194         dbus_error_init(&error);
 195
 196         if (dbus_set_error_from_message(&error, reply) == TRUE) {
 197                 connman_error("%s", error.message);
 198                 dbus_error_free(&error);
 199                 goto done;
 200         }
 201
 202         if (dbus_message_get_args(reply, &error, DBUS_TYPE_INVALID) == FALSE) {
 203                 if (dbus_error_is_set(&error) == TRUE) {
 204                         connman_error("%s", error.message);
 205                         dbus_error_free(&error);
 206                 } else
 207                         connman_error("Wrong arguments for disconnect");
 208                 goto done;
 209         }
 210
 211         connman_network_set_connected(network, FALSE);
 212
 213 done:
 214         dbus_message_unref(reply);
 215
 216         dbus_pending_call_unref(call);
 217
 218         connman_network_unregister(network);
 219         connman_network_unref(network);
 220 }
 221
 222 static int pan_disconnect(struct connman_network *network)
 223 {
 224         const char *path = connman_network_get_string(network, "Path");
 225         DBusMessage *message;
 226         DBusPendingCall *call;
 227
 228         DBG("network %p", network);
 229
 230         if (path == NULL)
 231                 return -EINVAL;
 232
 233         message = dbus_message_new_method_call(BLUEZ_SERVICE, path,
 234                                         BLUEZ_NETWORK_INTERFACE, DISCONNECT);
 235         if (message == NULL)
 236                 return -ENOMEM;
 237
 238         dbus_message_set_auto_start(message, FALSE);
 239
 240         dbus_message_append_args(message, DBUS_TYPE_INVALID);
 241
 242         if (dbus_connection_send_with_reply(connection, message,
 243                                                 &call, TIMEOUT) == FALSE) {
 244                 connman_error("Failed to disconnect service");
 245                 dbus_message_unref(message);
 246                 return -EINVAL;
 247         }
 248
 249         if (call == NULL) {
 250                 connman_error("D-Bus connection not available");
 251                 dbus_message_unref(message);
 252                 return -EINVAL;
 253         }
 254
 255         connman_network_ref(network);
 256
 257         connman_network_set_associating(network, FALSE);
 258
 259         dbus_pending_call_set_notify(call, disconnect_reply, network, NULL);
 260
 261         dbus_message_unref(message);
 262
 263         return 0;
 264 }
 265
 266 static struct connman_network_driver pan_driver = {
 267         .name           = "bluetooth-pan",
 268         .type           = CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN,
 269         .probe          = pan_probe,
 270         .remove         = pan_remove,
 271         .connect        = pan_connect,
 272         .disconnect     = pan_disconnect,
 273 };
 274
 275 static gboolean network_changed(DBusConnection *connection,
 276                                 DBusMessage *message, void *user_data)
 277 {
 278         const char *path = dbus_message_get_path(message);
 279         struct connman_network *network;
 280         DBusMessageIter iter, value;
 281         const char *key;
 282
 283         DBG("path %s", path);
 284
 285         network = g_hash_table_lookup(bluetooth_networks, path);
 286         if (network == NULL)
 287                 return TRUE;
 288
 289         if (dbus_message_iter_init(message, &iter) == FALSE)
 290                 return TRUE;
 291
 292         dbus_message_iter_get_basic(&iter, &key);
 293
 294         dbus_message_iter_next(&iter);
 295         dbus_message_iter_recurse(&iter, &value);
 296
 297         if (g_str_equal(key, "Connected") == TRUE) {
 298                 dbus_bool_t connected;
 299
 300                 dbus_message_iter_get_basic(&value, &connected);
 301
 302                 if (connected == TRUE)
 303                         return TRUE;
 304
 305                 connman_network_set_associating(network, FALSE);
 306                 connman_network_set_connected(network, FALSE);
 307         }
 308
 309         return TRUE;
 310 }
 311
 312 static void extract_properties(DBusMessage *reply, const char **parent,
 313                                                 const char **address,
 314                                                 const char **name,
 315                                                 const char **alias,
 316                                                 dbus_bool_t *powered,
 317                                                 dbus_bool_t *scanning,
 318                                                 DBusMessageIter *uuids,
 319                                                 DBusMessageIter *networks)
 320 {
 321         DBusMessageIter array, dict;
 322
 323         if (dbus_message_iter_init(reply, &array) == FALSE)
 324                 return;
 325
 326         if (dbus_message_iter_get_arg_type(&array) != DBUS_TYPE_ARRAY)
 327                 return;
 328
 329         dbus_message_iter_recurse(&array, &dict);
 330
 331         while (dbus_message_iter_get_arg_type(&dict) == DBUS_TYPE_DICT_ENTRY) {
 332                 DBusMessageIter entry, value;
 333                 const char *key;
 334
 335                 dbus_message_iter_recurse(&dict, &entry);
 336                 dbus_message_iter_get_basic(&entry, &key);
 337
 338                 dbus_message_iter_next(&entry);
 339                 dbus_message_iter_recurse(&entry, &value);
 340
 341                 if (g_str_equal(key, "Adapter") == TRUE) {
 342                         if (parent != NULL)
 343                                 dbus_message_iter_get_basic(&value, parent);
 344                 } else if (g_str_equal(key, "Address") == TRUE) {
 345                         if (address != NULL)
 346                                 dbus_message_iter_get_basic(&value, address);
 347                 } else if (g_str_equal(key, "Name") == TRUE) {
 348                         if (name != NULL)
 349                                 dbus_message_iter_get_basic(&value, name);
 350                 } else if (g_str_equal(key, "Alias") == TRUE) {
 351                         if (alias != NULL)
 352                                 dbus_message_iter_get_basic(&value, alias);
 353                 } else if (g_str_equal(key, "Powered") == TRUE) {
 354                         if (powered != NULL)
 355                                 dbus_message_iter_get_basic(&value, powered);
 356                 } else if (g_str_equal(key, "Discovering") == TRUE) {
 357                         if (scanning != NULL)
 358                                 dbus_message_iter_get_basic(&value, scanning);
 359                 } else if (g_str_equal(key, "Devices") == TRUE) {
 360                         if (networks != NULL)
 361                                 memcpy(networks, &value, sizeof(value));
 362                 } else if (g_str_equal(key, "UUIDs") == TRUE) {
 363                         if (uuids != NULL)
 364                                 memcpy(uuids, &value, sizeof(value));
 365                 }
 366
 367                 dbus_message_iter_next(&dict);
 368         }
 369 }
 370
 371 static dbus_bool_t has_pan(DBusMessageIter *array)
 372 {
 373         DBusMessageIter value;
 374
 375         if (dbus_message_iter_get_arg_type(array) != DBUS_TYPE_ARRAY)
 376                 return FALSE;
 377
 378         dbus_message_iter_recurse(array, &value);
 379
 380         while (dbus_message_iter_get_arg_type(&value) == DBUS_TYPE_STRING) {
 381                 const char *uuid;
 382
 383                 dbus_message_iter_get_basic(&value, &uuid);
 384
 385                 if (g_strcmp0(uuid, UUID_NAP) == 0)
 386                         return TRUE;
 387
 388                 dbus_message_iter_next(&value);
 389         }
 390
 391         return FALSE;
 392 }
 393
 394 static void network_properties_reply(DBusPendingCall *call, void *user_data)
 395 {
 396         char *path = user_data;
 397         struct connman_device *device;
 398         struct connman_network *network;
 399         DBusMessage *reply;
 400         DBusMessageIter uuids;
 401         const char *parent = NULL, *address = NULL, *name = NULL;
 402         struct ether_addr addr;
 403         char ident[13];
 404
 405         reply = dbus_pending_call_steal_reply(call);
 406
 407         extract_properties(reply, &parent, &address, NULL, &name,
 408                                                 NULL, NULL, &uuids, NULL);
 409
 410         if (parent == NULL)
 411                 goto done;
 412
 413         device = g_hash_table_lookup(bluetooth_devices, parent);
 414         if (device == NULL)
 415                 goto done;
 416
 417         if (address == NULL)
 418                 goto done;
 419
 420         ether_aton_r(address, &addr);
 421
 422         snprintf(ident, 13, "%02x%02x%02x%02x%02x%02x",
 423                                                 addr.ether_addr_octet[0],
 424                                                 addr.ether_addr_octet[1],
 425                                                 addr.ether_addr_octet[2],
 426                                                 addr.ether_addr_octet[3],
 427                                                 addr.ether_addr_octet[4],
 428                                                 addr.ether_addr_octet[5]);
 429
 430         if (has_pan(&uuids) == FALSE)
 431                 goto done;
 432
 433         network = connman_device_get_network(device, ident);
 434         if (network != NULL)
 435                 goto done;
 436
 437         network = connman_network_create(ident,
 438                                         CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN);
 439         if (network == NULL)
 440                 goto done;
 441
 442         connman_network_register(network);
 443
 444         connman_network_set_string(network, "Path", path);
 445
 446         connman_network_set_name(network, name);
 447
 448         connman_device_add_network(device, network);
 449
 450         connman_network_set_group(network, ident);
 451
 452         g_hash_table_insert(bluetooth_networks, g_strdup(path), network);
 453
 454 done:
 455         dbus_message_unref(reply);
 456
 457         dbus_pending_call_unref(call);
 458 }
 459
 460 static void add_network(struct connman_device *device, const char *path)
 461 {
 462         DBusMessage *message;
 463         DBusPendingCall *call;
 464
 465         DBG("path %s", path);
 466
 467         message = dbus_message_new_method_call(BLUEZ_SERVICE, path,
 468                                 BLUEZ_DEVICE_INTERFACE, GET_PROPERTIES);
 469         if (message == NULL)
 470                 return;
 471
 472         dbus_message_set_auto_start(message, FALSE);
 473
 474         if (dbus_connection_send_with_reply(connection, message,
 475                                                 &call, TIMEOUT) == FALSE) {
 476                 connman_error("Failed to get network properties for %s", path);
 477                 goto done;
 478         }
 479
 480         if (call == NULL) {
 481                 connman_error("D-Bus connection not available");
 482                 goto done;
 483         }
 484
 485         dbus_pending_call_set_notify(call, network_properties_reply,
 486                                                 g_strdup(path), g_free);
 487
 488 done:
 489         dbus_message_unref(message);
 490 }
 491
 492 static void check_networks(struct connman_device *device,
 493                                                 DBusMessageIter *array)
 494 {
 495         DBusMessageIter value;
 496
 497         if (dbus_message_iter_get_arg_type(array) != DBUS_TYPE_ARRAY)
 498                 return;
 499
 500         dbus_message_iter_recurse(array, &value);
 501
 502         while (dbus_message_iter_get_arg_type(&value) == DBUS_TYPE_OBJECT_PATH) {
 503                 const char *path;
 504
 505                 dbus_message_iter_get_basic(&value, &path);
 506
 507                 add_network(device, path);
 508
 509                 dbus_message_iter_next(&value);
 510         }
 511 }
 512
 513 static gboolean adapter_changed(DBusConnection *connection,
 514                                 DBusMessage *message, void *user_data)
 515 {
 516         const char *path = dbus_message_get_path(message);
 517         struct connman_device *device;
 518         DBusMessageIter iter, value;
 519         const char *key;
 520
 521         DBG("path %s", path);
 522
 523         device = g_hash_table_lookup(bluetooth_devices, path);
 524         if (device == NULL)
 525                 return TRUE;
 526
 527         if (dbus_message_iter_init(message, &iter) == FALSE)
 528                 return TRUE;
 529
 530         dbus_message_iter_get_basic(&iter, &key);
 531
 532         dbus_message_iter_next(&iter);
 533         dbus_message_iter_recurse(&iter, &value);
 534
 535         if (g_str_equal(key, "Powered") == TRUE) {
 536                 dbus_bool_t val;
 537
 538                 dbus_message_iter_get_basic(&value, &val);
 539                 connman_device_set_powered(device, val);
 540         } else if (g_str_equal(key, "Discovering") == TRUE) {
 541                 dbus_bool_t val;
 542
 543                 dbus_message_iter_get_basic(&value, &val);
 544                 connman_device_set_scanning(device, val);
 545         } else if (g_str_equal(key, "Devices") == TRUE) {
 546                 check_networks(device, &value);
 547         }
 548
 549         return TRUE;
 550 }
 551
 552 static gboolean device_removed(DBusConnection *connection,
 553                                 DBusMessage *message, void *user_data)
 554 {
 555         const char *network_path, *identifier;
 556         struct connman_network *network;
 557         struct connman_device *device;
 558         DBusMessageIter iter;
 559
 560         DBG("");
 561
 562         if (dbus_message_iter_init(message, &iter) == FALSE)
 563                 return TRUE;
 564
 565         dbus_message_iter_get_basic(&iter, &network_path);
 566
 567         network = g_hash_table_lookup(bluetooth_networks, network_path);
 568         if (network == NULL)
 569                 return TRUE;
 570
 571         device = connman_network_get_device(network);
 572         if (device == NULL)
 573                 return TRUE;
 574
 575         identifier = connman_network_get_identifier(network);
 576
 577         g_hash_table_remove(bluetooth_networks, network_path);
 578
 579         connman_device_remove_network(device, identifier);
 580
 581         return TRUE;
 582 }
 583
 584 static gboolean device_changed(DBusConnection *connection,
 585                                 DBusMessage *message, void *user_data)
 586 {
 587         const char *path = dbus_message_get_path(message);
 588         DBusMessageIter iter, value;
 589         const char *key;
 590
 591         DBG("path %s", path);
 592
 593         if (dbus_message_iter_init(message, &iter) == FALSE)
 594                 return TRUE;
 595
 596         dbus_message_iter_get_basic(&iter, &key);
 597
 598         dbus_message_iter_next(&iter);
 599         dbus_message_iter_recurse(&iter, &value);
 600
 601         DBG("key %s", key);
 602
 603         if (g_str_equal(key, "UUIDs") == TRUE)
 604                 add_network(NULL, path);
 605
 606         return TRUE;
 607 }
 608
 609 static void adapter_properties_reply(DBusPendingCall *call, void *user_data)
 610 {
 611         char *path = user_data;
 612         struct connman_device *device;
 613         DBusMessage *reply;
 614         DBusMessageIter networks;
 615         const char *address = NULL, *name = NULL;
 616         dbus_bool_t powered = FALSE, scanning = FALSE;
 617         struct ether_addr addr;
 618         char ident[13];
 619
 620         DBG("path %s", path);
 621
 622         reply = dbus_pending_call_steal_reply(call);
 623
 624         if (path == NULL)
 625                 goto done;
 626
 627         extract_properties(reply, NULL, &address, &name, NULL,
 628                                         &powered, &scanning, NULL, &networks);
 629
 630         if (address == NULL)
 631                 goto done;
 632
 633         if (g_strcmp0(address, "00:00:00:00:00:00") == 0)
 634                 goto done;
 635
 636         device = g_hash_table_lookup(bluetooth_devices, path);
 637         if (device != NULL)
 638                 goto update;
 639
 640         ether_aton_r(address, &addr);
 641
 642         snprintf(ident, 13, "%02x%02x%02x%02x%02x%02x",
 643                                                 addr.ether_addr_octet[0],
 644                                                 addr.ether_addr_octet[1],
 645                                                 addr.ether_addr_octet[2],
 646                                                 addr.ether_addr_octet[3],
 647                                                 addr.ether_addr_octet[4],
 648                                                 addr.ether_addr_octet[5]);
 649
 650         device = connman_device_create(ident, CONNMAN_DEVICE_TYPE_BLUETOOTH);
 651         if (device == NULL)
 652                 goto done;
 653
 654         connman_device_set_ident(device, ident);
 655
 656         connman_device_set_string(device, "Path", path);
 657
 658         if (connman_device_register(device) < 0) {
 659                 connman_device_unref(device);
 660                 goto done;
 661         }
 662
 663         g_hash_table_insert(bluetooth_devices, g_strdup(path), device);
 664
 665 update:
 666         connman_device_set_string(device, "Address", address);
 667         connman_device_set_string(device, "Name", name);
 668         connman_device_set_string(device, "Path", path);
 669
 670         connman_device_set_powered(device, powered);
 671         connman_device_set_scanning(device, scanning);
 672
 673         if (powered == TRUE)
 674                 check_networks(device, &networks);
 675
 676 done:
 677         dbus_message_unref(reply);
 678
 679         dbus_pending_call_unref(call);
 680 }
 681
 682 static void add_adapter(DBusConnection *connection, const char *path)
 683 {
 684         DBusMessage *message;
 685         DBusPendingCall *call;
 686
 687         DBG("path %s", path);
 688
 689         message = dbus_message_new_method_call(BLUEZ_SERVICE, path,
 690                                 BLUEZ_ADAPTER_INTERFACE, GET_PROPERTIES);
 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 adapter properties for %s", path);
 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, adapter_properties_reply,
 708                                                 g_strdup(path), g_free);
 709
 710 done:
 711         dbus_message_unref(message);
 712 }
 713
 714 static gboolean adapter_added(DBusConnection *connection, DBusMessage *message,
 715                                 void *user_data)
 716 {
 717         const char *path;
 718
 719         dbus_message_get_args(message, NULL, DBUS_TYPE_OBJECT_PATH, &path,
 720                                 DBUS_TYPE_INVALID);
 721         add_adapter(connection, path);
 722         return TRUE;
 723 }
 724
 725 static void remove_adapter(DBusConnection *connection, const char *path)
 726 {
 727         DBG("path %s", path);
 728
 729         g_hash_table_remove(bluetooth_devices, path);
 730 }
 731
 732 static gboolean adapter_removed(DBusConnection *connection, DBusMessage *message,
 733                                 void *user_data)
 734 {
 735         const char *path;
 736
 737         dbus_message_get_args(message, NULL, DBUS_TYPE_OBJECT_PATH, &path,
 738                                 DBUS_TYPE_INVALID);
 739         remove_adapter(connection, path);
 740         return TRUE;
 741 }
 742
 743 static void list_adapters_reply(DBusPendingCall *call, void *user_data)
 744 {
 745         DBusMessage *reply;
 746         DBusError error;
 747         char **adapters;
 748         int i, num_adapters;
 749
 750         DBG("");
 751
 752         reply = dbus_pending_call_steal_reply(call);
 753
 754         dbus_error_init(&error);
 755
 756         if (dbus_set_error_from_message(&error, reply) == TRUE) {
 757                 connman_error("%s", error.message);
 758                 dbus_error_free(&error);
 759                 goto done;
 760         }
 761
 762         if (dbus_message_get_args(reply, &error,
 763                                 DBUS_TYPE_ARRAY, DBUS_TYPE_OBJECT_PATH,
 764                                                 &adapters, &num_adapters,
 765                                                 DBUS_TYPE_INVALID) == FALSE) {
 766                 if (dbus_error_is_set(&error) == TRUE) {
 767                         connman_error("%s", error.message);
 768                         dbus_error_free(&error);
 769                 } else
 770                         connman_error("Wrong arguments for adapter list");
 771                 goto done;
 772         }
 773
 774         for (i = 0; i < num_adapters; i++)
 775                 add_adapter(connection, adapters[i]);
 776
 777         g_strfreev(adapters);
 778
 779 done:
 780         dbus_message_unref(reply);
 781
 782         dbus_pending_call_unref(call);
 783 }
 784
 785 static void unregister_device(gpointer data)
 786 {
 787         struct connman_device *device = data;
 788
 789         DBG("");
 790
 791         connman_device_unregister(device);
 792         connman_device_unref(device);
 793 }
 794
 795 static void bluetooth_connect(DBusConnection *connection, void *user_data)
 796 {
 797         DBusMessage *message;
 798         DBusPendingCall *call;
 799
 800         DBG("connection %p", connection);
 801
 802         bluetooth_devices = g_hash_table_new_full(g_str_hash, g_str_equal,
 803                                                 g_free, unregister_device);
 804
 805         bluetooth_networks = g_hash_table_new_full(g_str_hash, g_str_equal,
 806                                                 g_free, NULL);
 807
 808         message = dbus_message_new_method_call(BLUEZ_SERVICE, "/",
 809                                 BLUEZ_MANAGER_INTERFACE, LIST_ADAPTERS);
 810         if (message == NULL)
 811                 return;
 812
 813         dbus_message_set_auto_start(message, FALSE);
 814
 815         if (dbus_connection_send_with_reply(connection, message,
 816                                                 &call, TIMEOUT) == FALSE) {
 817                 connman_error("Failed to get Bluetooth adapters");
 818                 goto done;
 819         }
 820
 821         if (call == NULL) {
 822                 connman_error("D-Bus connection not available");
 823                 goto done;
 824         }
 825
 826         dbus_pending_call_set_notify(call, list_adapters_reply, NULL, NULL);
 827
 828 done:
 829         dbus_message_unref(message);
 830 }
 831
 832 static void bluetooth_disconnect(DBusConnection *connection, void *user_data)
 833 {
 834         DBG("connection %p", connection);
 835
 836         if (bluetooth_devices == NULL)
 837                 return;
 838
 839         g_hash_table_destroy(bluetooth_networks);
 840         g_hash_table_destroy(bluetooth_devices);
 841         bluetooth_devices = NULL;
 842 }
 843
 844 static int bluetooth_probe(struct connman_device *device)
 845 {
 846         DBG("device %p", device);
 847
 848         return 0;
 849 }
 850
 851 static void bluetooth_remove(struct connman_device *device)
 852 {
 853         DBG("device %p", device);
 854 }
 855
 856 static void powered_reply(DBusPendingCall *call, void *user_data)
 857 {
 858         DBusError error;
 859         DBusMessage *reply;
 860
 861         DBG("");
 862
 863         reply = dbus_pending_call_steal_reply(call);
 864
 865         dbus_error_init(&error);
 866
 867         if (dbus_set_error_from_message(&error, reply) == TRUE) {
 868                 connman_error("%s", error.message);
 869                 dbus_error_free(&error);
 870                 dbus_message_unref(reply);
 871                 dbus_pending_call_unref(call);
 872                 return;
 873         }
 874
 875         dbus_message_unref(reply);
 876         dbus_pending_call_unref(call);
 877
 878         add_adapter(connection, user_data);
 879 }
 880
 881 static int change_powered(DBusConnection *connection, const char *path,
 882                                                         dbus_bool_t powered)
 883 {
 884         DBusMessage *message;
 885         DBusMessageIter iter;
 886         DBusPendingCall *call;
 887
 888         DBG("");
 889
 890         if (path == NULL)
 891                 return -EINVAL;
 892
 893         message = dbus_message_new_method_call(BLUEZ_SERVICE, path,
 894                                         BLUEZ_ADAPTER_INTERFACE, SET_PROPERTY);
 895         if (message == NULL)
 896                 return -ENOMEM;
 897
 898         dbus_message_set_auto_start(message, FALSE);
 899
 900         dbus_message_iter_init_append(message, &iter);
 901         connman_dbus_property_append_basic(&iter, "Powered",
 902                                                 DBUS_TYPE_BOOLEAN, &powered);
 903
 904         if (dbus_connection_send_with_reply(connection, message,
 905                                                 &call, TIMEOUT) == FALSE) {
 906                 connman_error("Failed to change Powered property");
 907                 dbus_message_unref(message);
 908                 return -EINVAL;
 909         }
 910
 911         if (call == NULL) {
 912                 connman_error("D-Bus connection not available");
 913                 dbus_message_unref(message);
 914                 return -EINVAL;
 915         }
 916
 917         dbus_pending_call_set_notify(call, powered_reply,
 918                                         g_strdup(path), g_free);
 919
 920         dbus_message_unref(message);
 921
 922         return -EINPROGRESS;
 923 }
 924
 925 static int bluetooth_enable(struct connman_device *device)
 926 {
 927         const char *path = connman_device_get_string(device, "Path");
 928
 929         DBG("device %p", device);
 930
 931         return change_powered(connection, path, TRUE);
 932 }
 933
 934 static int bluetooth_disable(struct connman_device *device)
 935 {
 936         const char *path = connman_device_get_string(device, "Path");
 937
 938         DBG("device %p", device);
 939
 940         return change_powered(connection, path, FALSE);
 941 }
 942
 943 static struct connman_device_driver bluetooth_driver = {
 944         .name           = "bluetooth",
 945         .type           = CONNMAN_DEVICE_TYPE_BLUETOOTH,
 946         .probe          = bluetooth_probe,
 947         .remove         = bluetooth_remove,
 948         .enable         = bluetooth_enable,
 949         .disable        = bluetooth_disable,
 950 };
 951
 952 static int tech_probe(struct connman_technology *technology)
 953 {
 954         return 0;
 955 }
 956
 957 static void tech_remove(struct connman_technology *technology)
 958 {
 959 }
 960
 961 static void server_register_reply(DBusPendingCall *call, void *user_data)
 962 {
 963         struct connman_technology *technology = user_data;
 964         DBusError error;
 965         DBusMessage *reply;
 966
 967         DBG("");
 968
 969         reply = dbus_pending_call_steal_reply(call);
 970
 971         dbus_error_init(&error);
 972
 973         if (dbus_set_error_from_message(&error, reply) == TRUE) {
 974                 connman_error("%s", error.message);
 975                 dbus_error_free(&error);
 976                 dbus_message_unref(reply);
 977                 dbus_pending_call_unref(call);
 978                 return;
 979         }
 980
 981         dbus_message_unref(reply);
 982         dbus_pending_call_unref(call);
 983
 984         connman_technology_tethering_notify(technology, TRUE);
 985 }
 986
 987 static void server_unregister_reply(DBusPendingCall *call, void *user_data)
 988 {
 989         struct connman_technology *technology = user_data;
 990         DBusError error;
 991         DBusMessage *reply;
 992
 993         DBG("");
 994
 995         reply = dbus_pending_call_steal_reply(call);
 996
 997         dbus_error_init(&error);
 998
 999         if (dbus_set_error_from_message(&error, reply) == TRUE) {
1000                 connman_error("%s", error.message);
1001                 dbus_error_free(&error);
1002                 dbus_message_unref(reply);
1003                 dbus_pending_call_unref(call);
1004                 return;
1005         }
1006
1007         dbus_message_unref(reply);
1008         dbus_pending_call_unref(call);
1009
1010         connman_technology_tethering_notify(technology, FALSE);
1011 }
1012
1013
1014 static void server_register(const char *path, const char *uuid,
1015                                 struct connman_technology *technology,
1016                                 const char *bridge, connman_bool_t enabled)
1017 {
1018         DBusMessage *message;
1019         DBusPendingCall *call;
1020         char *command;
1021
1022         DBG("path %s enabled %d", path, enabled);
1023
1024         command = enabled ? REGISTER : UNREGISTER;
1025
1026         message = dbus_message_new_method_call(BLUEZ_SERVICE, path,
1027                                         BLUEZ_NETWORK_SERVER, command);
1028         if (message == NULL)
1029                 return;
1030
1031         dbus_message_set_auto_start(message, FALSE);
1032
1033         dbus_message_append_args(message, DBUS_TYPE_STRING, &uuid,
1034                                                         DBUS_TYPE_INVALID);
1035
1036         if (enabled == TRUE)
1037                 dbus_message_append_args(message, DBUS_TYPE_STRING, &bridge,
1038                                                         DBUS_TYPE_INVALID);
1039
1040         if (dbus_connection_send_with_reply(connection, message,
1041                                                 &call, TIMEOUT) == FALSE) {
1042                 connman_error("Failed to enable PAN server");
1043                 dbus_message_unref(message);
1044                 return;
1045         }
1046
1047         if (call == NULL) {
1048                 connman_error("D-Bus connection not available");
1049                 dbus_message_unref(message);
1050                 return;
1051         }
1052
1053         if (enabled == TRUE)
1054                 dbus_pending_call_set_notify(call, server_register_reply,
1055                                                 technology, NULL);
1056         else
1057                 dbus_pending_call_set_notify(call, server_unregister_reply,
1058                                                 technology, NULL);
1059
1060         dbus_message_unref(message);
1061 }
1062
1063 struct tethering_info {
1064         struct connman_technology *technology;
1065         const char *bridge;
1066 };
1067
1068 static void enable_nap(gpointer key, gpointer value, gpointer user_data)
1069 {
1070         struct tethering_info *info = user_data;
1071         struct connman_device *device = value;
1072         const char *path;
1073
1074         DBG("");
1075
1076         path = connman_device_get_string(device, "Path");
1077
1078         server_register(path, "nap", info->technology, info->bridge, TRUE);
1079 }
1080
1081 static void disable_nap(gpointer key, gpointer value, gpointer user_data)
1082 {
1083         struct tethering_info *info = user_data;
1084         struct connman_device *device = value;
1085         const char *path;
1086
1087         DBG("");
1088
1089         path = connman_device_get_string(device, "Path");
1090
1091         server_register(path, "nap", info->technology, info->bridge, FALSE);
1092 }
1093
1094 static int tech_set_tethering(struct connman_technology *technology,
1095                                 const char *identifier, const char *passphrase,
1096                                 const char *bridge, connman_bool_t enabled)
1097 {
1098         struct tethering_info info = {
1099                 .technology     = technology,
1100                 .bridge         = bridge,
1101         };
1102
1103         DBG("bridge %s", bridge);
1104
1105         if (enabled)
1106                 g_hash_table_foreach(bluetooth_devices, enable_nap, &info);
1107         else
1108                 g_hash_table_foreach(bluetooth_devices, disable_nap, &info);
1109
1110         return 0;
1111 }
1112
1113 static struct connman_technology_driver tech_driver = {
1114         .name           = "bluetooth",
1115         .type           = CONNMAN_SERVICE_TYPE_BLUETOOTH,
1116         .probe          = tech_probe,
1117         .remove         = tech_remove,
1118         .set_tethering  = tech_set_tethering,
1119 };
1120
1121 static guint watch;
1122 static guint added_watch;
1123 static guint removed_watch;
1124 static guint adapter_watch;
1125 static guint device_watch;
1126 static guint device_removed_watch;
1127 static guint network_watch;
1128
1129 static int bluetooth_init(void)
1130 {
1131         int err;
1132
1133         connection = connman_dbus_get_connection();
1134         if (connection == NULL)
1135                 return -EIO;
1136
1137         watch = g_dbus_add_service_watch(connection, BLUEZ_SERVICE,
1138                         bluetooth_connect, bluetooth_disconnect, NULL, NULL);
1139
1140         added_watch = g_dbus_add_signal_watch(connection, NULL, NULL,
1141                                                 BLUEZ_MANAGER_INTERFACE,
1142                                                 ADAPTER_ADDED, adapter_added,
1143                                                 NULL, NULL);
1144
1145         removed_watch = g_dbus_add_signal_watch(connection, NULL, NULL,
1146                                                 BLUEZ_MANAGER_INTERFACE,
1147                                                 ADAPTER_REMOVED, adapter_removed,
1148                                                 NULL, NULL);
1149
1150         adapter_watch = g_dbus_add_signal_watch(connection, NULL, NULL,
1151                                                 BLUEZ_ADAPTER_INTERFACE,
1152                                                 PROPERTY_CHANGED, adapter_changed,
1153                                                 NULL, NULL);
1154
1155         device_removed_watch = g_dbus_add_signal_watch(connection, NULL, NULL,
1156                                                 BLUEZ_ADAPTER_INTERFACE,
1157                                                 DEVICE_REMOVED, device_removed,
1158                                                 NULL, NULL);
1159
1160         device_watch = g_dbus_add_signal_watch(connection, NULL, NULL,
1161                                                 BLUEZ_DEVICE_INTERFACE,
1162                                                 PROPERTY_CHANGED, device_changed,
1163                                                 NULL, NULL);
1164
1165         network_watch = g_dbus_add_signal_watch(connection, NULL, NULL,
1166                                                 BLUEZ_NETWORK_INTERFACE,
1167                                                 PROPERTY_CHANGED, network_changed,
1168                                                 NULL, NULL);
1169
1170         if (watch == 0 || added_watch == 0 || removed_watch == 0
1171                         || adapter_watch == 0 || network_watch == 0
1172                                 || device_watch == 0
1173                                         || device_removed_watch == 0) {
1174                 err = -EIO;
1175                 goto remove;
1176         }
1177
1178         err = connman_network_driver_register(&pan_driver);
1179         if (err < 0)
1180                 goto remove;
1181
1182         err = connman_device_driver_register(&bluetooth_driver);
1183         if (err < 0) {
1184                 connman_network_driver_unregister(&pan_driver);
1185                 goto remove;
1186         }
1187
1188         err = connman_technology_driver_register(&tech_driver);
1189         if (err < 0) {
1190                 connman_device_driver_unregister(&bluetooth_driver);
1191                 connman_network_driver_unregister(&pan_driver);
1192                 return err;
1193         }
1194
1195         return 0;
1196
1197 remove:
1198         g_dbus_remove_watch(connection, watch);
1199         g_dbus_remove_watch(connection, added_watch);
1200         g_dbus_remove_watch(connection, removed_watch);
1201         g_dbus_remove_watch(connection, adapter_watch);
1202         g_dbus_remove_watch(connection, device_removed_watch);
1203         g_dbus_remove_watch(connection, device_watch);
1204         g_dbus_remove_watch(connection, network_watch);
1205
1206         dbus_connection_unref(connection);
1207
1208         return err;
1209 }
1210
1211 static void bluetooth_exit(void)
1212 {
1213         g_dbus_remove_watch(connection, watch);
1214         g_dbus_remove_watch(connection, added_watch);
1215         g_dbus_remove_watch(connection, removed_watch);
1216         g_dbus_remove_watch(connection, adapter_watch);
1217         g_dbus_remove_watch(connection, device_removed_watch);
1218         g_dbus_remove_watch(connection, device_watch);
1219         g_dbus_remove_watch(connection, network_watch);
1220
1221         bluetooth_disconnect(connection, NULL);
1222
1223         connman_technology_driver_unregister(&tech_driver);
1224
1225         connman_device_driver_unregister(&bluetooth_driver);
1226         connman_network_driver_unregister(&pan_driver);
1227
1228         dbus_connection_unref(connection);
1229 }
1230
1231 CONNMAN_PLUGIN_DEFINE(bluetooth, "Bluetooth technology plugin", VERSION,
1232                 CONNMAN_PLUGIN_PRIORITY_DEFAULT, bluetooth_init, bluetooth_exit)