src/service.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 <stdio.h>
  27 #include <string.h>
  28 #include <gdbus.h>
  29
  30 #include "connman.h"
  31
  32 static DBusConnection *connection = NULL;
  33
  34 static GSequence *service_list = NULL;
  35 static GHashTable *service_hash = NULL;
  36
  37 struct connman_service {
  38         gint refcount;
  39         char *identifier;
  40         char *path;
  41         enum connman_service_type type;
  42         enum connman_service_mode mode;
  43         enum connman_service_security security;
  44         enum connman_service_state state;
  45         enum connman_service_error error;
  46         connman_uint8_t strength;
  47         connman_bool_t favorite;
  48         connman_bool_t hidden;
  49         connman_bool_t ignore;
  50         GTimeVal modified;
  51         unsigned int order;
  52         char *name;
  53         char *passphrase;
  54         char *profile;
  55         struct connman_ipconfig *ipconfig;
  56         struct connman_device *device;
  57         struct connman_network *network;
  58         DBusMessage *pending;
  59         guint timeout;
  60 };
  61
  62 static void append_path(gpointer value, gpointer user_data)
  63 {
  64         struct connman_service *service = value;
  65         DBusMessageIter *iter = user_data;
  66
  67         if (service->path == NULL || service->hidden == TRUE)
  68                 return;
  69
  70         dbus_message_iter_append_basic(iter, DBUS_TYPE_OBJECT_PATH,
  71                                                         &service->path);
  72 }
  73
  74 void __connman_service_list(DBusMessageIter *iter)
  75 {
  76         DBG("");
  77
  78         g_sequence_foreach(service_list, append_path, iter);
  79 }
  80
  81 struct find_data {
  82         const char *path;
  83         struct connman_service *service;
  84 };
  85
  86 static void compare_path(gpointer value, gpointer user_data)
  87 {
  88         struct connman_service *service = value;
  89         struct find_data *data = user_data;
  90
  91         if (data->service != NULL)
  92                 return;
  93
  94         if (g_strcmp0(service->path, data->path) == 0)
  95                 data->service = service;
  96 }
  97
  98 static struct connman_service *find_service(const char *path)
  99 {
 100         struct find_data data = { .path = path, .service = NULL };
 101
 102         DBG("path %s", path);
 103
 104         g_sequence_foreach(service_list, compare_path, &data);
 105
 106         return data.service;
 107 }
 108
 109 static const char *type2string(enum connman_service_type type)
 110 {
 111         switch (type) {
 112         case CONNMAN_SERVICE_TYPE_UNKNOWN:
 113                 break;
 114         case CONNMAN_SERVICE_TYPE_ETHERNET:
 115                 return "ethernet";
 116         case CONNMAN_SERVICE_TYPE_WIFI:
 117                 return "wifi";
 118         case CONNMAN_SERVICE_TYPE_WIMAX:
 119                 return "wimax";
 120         case CONNMAN_SERVICE_TYPE_BLUETOOTH:
 121                 return "bluetooth";
 122         case CONNMAN_SERVICE_TYPE_CELLULAR:
 123                 return "cellular";
 124         }
 125
 126         return NULL;
 127 }
 128
 129 static const char *mode2string(enum connman_service_mode mode)
 130 {
 131         switch (mode) {
 132         case CONNMAN_SERVICE_MODE_UNKNOWN:
 133                 break;
 134         case CONNMAN_SERVICE_MODE_MANAGED:
 135                 return "managed";
 136         case CONNMAN_SERVICE_MODE_ADHOC:
 137                 return "adhoc";
 138         }
 139
 140         return NULL;
 141 }
 142
 143 static const char *security2string(enum connman_service_security security)
 144 {
 145         switch (security) {
 146         case CONNMAN_SERVICE_SECURITY_UNKNOWN:
 147                 break;
 148         case CONNMAN_SERVICE_SECURITY_NONE:
 149                 return "none";
 150         case CONNMAN_SERVICE_SECURITY_WEP:
 151                 return "wep";
 152         case CONNMAN_SERVICE_SECURITY_WPA:
 153                 return "wpa";
 154         case CONNMAN_SERVICE_SECURITY_RSN:
 155                 return "rsn";
 156         }
 157
 158         return NULL;
 159 }
 160
 161 static const char *state2string(enum connman_service_state state)
 162 {
 163         switch (state) {
 164         case CONNMAN_SERVICE_STATE_UNKNOWN:
 165                 break;
 166         case CONNMAN_SERVICE_STATE_IDLE:
 167                 return "idle";
 168         case CONNMAN_SERVICE_STATE_CARRIER:
 169                 return "carrier";
 170         case CONNMAN_SERVICE_STATE_ASSOCIATION:
 171                 return "association";
 172         case CONNMAN_SERVICE_STATE_CONFIGURATION:
 173                 return "configuration";
 174         case CONNMAN_SERVICE_STATE_READY:
 175                 return "ready";
 176         case CONNMAN_SERVICE_STATE_DISCONNECT:
 177                 return "disconnect";
 178         case CONNMAN_SERVICE_STATE_FAILURE:
 179                 return "failure";
 180         }
 181
 182         return NULL;
 183 }
 184
 185 static const char *error2string(enum connman_service_error error)
 186 {
 187         switch (error) {
 188         case CONNMAN_SERVICE_ERROR_UNKNOWN:
 189                 break;
 190         case CONNMAN_SERVICE_ERROR_OUT_OF_RANGE:
 191                 return "out-of-range";
 192         case CONNMAN_SERVICE_ERROR_PIN_MISSING:
 193                 return "pin-missing";
 194         case CONNMAN_SERVICE_ERROR_DHCP_FAILED:
 195                 return "dhcp-failed";
 196         case CONNMAN_SERVICE_ERROR_CONNECT_FAILED:
 197                 return "connect-failed";
 198         }
 199
 200         return NULL;
 201 }
 202
 203 static enum connman_service_error string2error(const char *error)
 204 {
 205         if (g_strcmp0(error, "dhcp-failed") == 0)
 206                 return CONNMAN_SERVICE_ERROR_DHCP_FAILED;
 207         else if (g_strcmp0(error, "pin-missing") == 0)
 208                 return CONNMAN_SERVICE_ERROR_PIN_MISSING;
 209
 210         return CONNMAN_SERVICE_ERROR_UNKNOWN;
 211 }
 212
 213 const char *__connman_service_default(void)
 214 {
 215         struct connman_service *service;
 216         GSequenceIter *iter;
 217
 218         iter = g_sequence_get_begin_iter(service_list);
 219
 220         if (g_sequence_iter_is_end(iter) == TRUE)
 221                 return "";
 222
 223         service = g_sequence_get(iter);
 224         if (service == NULL)
 225                 return "";
 226
 227         if (service->state != CONNMAN_SERVICE_STATE_READY)
 228                 return "";
 229
 230         return type2string(service->type);
 231 }
 232
 233 static void state_changed(struct connman_service *service)
 234 {
 235         DBusMessage *signal;
 236         DBusMessageIter entry, value;
 237         const char *str, *key = "State";
 238
 239         if (service->path == NULL)
 240                 return;
 241
 242         str = state2string(service->state);
 243         if (str == NULL)
 244                 return;
 245
 246         signal = dbus_message_new_signal(service->path,
 247                                 CONNMAN_SERVICE_INTERFACE, "PropertyChanged");
 248         if (signal == NULL)
 249                 return;
 250
 251         dbus_message_iter_init_append(signal, &entry);
 252
 253         dbus_message_iter_append_basic(&entry, DBUS_TYPE_STRING, &key);
 254
 255         dbus_message_iter_open_container(&entry, DBUS_TYPE_VARIANT,
 256                                         DBUS_TYPE_STRING_AS_STRING, &value);
 257         dbus_message_iter_append_basic(&value, DBUS_TYPE_STRING, &str);
 258         dbus_message_iter_close_container(&entry, &value);
 259
 260         g_dbus_send_message(connection, signal);
 261 }
 262
 263 static void strength_changed(struct connman_service *service)
 264 {
 265         DBusMessage *signal;
 266         DBusMessageIter entry, value;
 267         const char *key = "Strength";
 268
 269         if (service->path == NULL)
 270                 return;
 271
 272         if (service->strength == 0)
 273                 return;
 274
 275         signal = dbus_message_new_signal(service->path,
 276                                 CONNMAN_SERVICE_INTERFACE, "PropertyChanged");
 277         if (signal == NULL)
 278                 return;
 279
 280         dbus_message_iter_init_append(signal, &entry);
 281
 282         dbus_message_iter_append_basic(&entry, DBUS_TYPE_STRING, &key);
 283
 284         dbus_message_iter_open_container(&entry, DBUS_TYPE_VARIANT,
 285                                         DBUS_TYPE_BYTE_AS_STRING, &value);
 286         dbus_message_iter_append_basic(&value, DBUS_TYPE_BYTE,
 287                                                         &service->strength);
 288         dbus_message_iter_close_container(&entry, &value);
 289
 290         g_dbus_send_message(connection, signal);
 291 }
 292
 293 static DBusMessage *get_properties(DBusConnection *conn,
 294                                         DBusMessage *msg, void *user_data)
 295 {
 296         struct connman_service *service = user_data;
 297         DBusMessage *reply;
 298         DBusMessageIter array, dict;
 299         const char *str;
 300
 301         DBG("service %p", service);
 302
 303         reply = dbus_message_new_method_return(msg);
 304         if (reply == NULL)
 305                 return NULL;
 306
 307         dbus_message_iter_init_append(reply, &array);
 308
 309         dbus_message_iter_open_container(&array, DBUS_TYPE_ARRAY,
 310                         DBUS_DICT_ENTRY_BEGIN_CHAR_AS_STRING
 311                         DBUS_TYPE_STRING_AS_STRING DBUS_TYPE_VARIANT_AS_STRING
 312                         DBUS_DICT_ENTRY_END_CHAR_AS_STRING, &dict);
 313
 314         str = type2string(service->type);
 315         if (str != NULL)
 316                 connman_dbus_dict_append_variant(&dict, "Type",
 317                                                 DBUS_TYPE_STRING, &str);
 318
 319         str = mode2string(service->mode);
 320         if (str != NULL)
 321                 connman_dbus_dict_append_variant(&dict, "Mode",
 322                                                 DBUS_TYPE_STRING, &str);
 323
 324         str = security2string(service->security);
 325         if (str != NULL)
 326                 connman_dbus_dict_append_variant(&dict, "Security",
 327                                                 DBUS_TYPE_STRING, &str);
 328
 329         str = state2string(service->state);
 330         if (str != NULL)
 331                 connman_dbus_dict_append_variant(&dict, "State",
 332                                                 DBUS_TYPE_STRING, &str);
 333
 334         str = error2string(service->error);
 335         if (str != NULL)
 336                 connman_dbus_dict_append_variant(&dict, "Error",
 337                                                 DBUS_TYPE_STRING, &str);
 338
 339         if (service->strength > 0)
 340                 connman_dbus_dict_append_variant(&dict, "Strength",
 341                                         DBUS_TYPE_BYTE, &service->strength);
 342
 343         connman_dbus_dict_append_variant(&dict, "Favorite",
 344                                         DBUS_TYPE_BOOLEAN, &service->favorite);
 345
 346         if (service->name != NULL)
 347                 connman_dbus_dict_append_variant(&dict, "Name",
 348                                         DBUS_TYPE_STRING, &service->name);
 349
 350         if (service->passphrase != NULL &&
 351                         __connman_security_check_privilege(msg,
 352                                 CONNMAN_SECURITY_PRIVILEGE_SECRET) == 0)
 353                 connman_dbus_dict_append_variant(&dict, "Passphrase",
 354                                 DBUS_TYPE_STRING, &service->passphrase);
 355
 356         __connman_ipconfig_append_ipv4(service->ipconfig, &dict, "IPv4.");
 357
 358         dbus_message_iter_close_container(&array, &dict);
 359
 360         return reply;
 361 }
 362
 363 static DBusMessage *set_property(DBusConnection *conn,
 364                                         DBusMessage *msg, void *user_data)
 365 {
 366         struct connman_service *service = user_data;
 367         DBusMessageIter iter, value;
 368         const char *name;
 369         int type;
 370
 371         DBG("service %p", service);
 372
 373         if (dbus_message_iter_init(msg, &iter) == FALSE)
 374                 return __connman_error_invalid_arguments(msg);
 375
 376         dbus_message_iter_get_basic(&iter, &name);
 377         dbus_message_iter_next(&iter);
 378         dbus_message_iter_recurse(&iter, &value);
 379
 380         if (__connman_security_check_privilege(msg,
 381                                         CONNMAN_SECURITY_PRIVILEGE_MODIFY) < 0)
 382                 return __connman_error_permission_denied(msg);
 383
 384         type = dbus_message_iter_get_arg_type(&value);
 385
 386         if (g_str_equal(name, "Passphrase") == TRUE) {
 387                 const char *passphrase;
 388
 389                 if (type != DBUS_TYPE_STRING)
 390                         return __connman_error_invalid_arguments(msg);
 391
 392                 if (__connman_security_check_privilege(msg,
 393                                         CONNMAN_SECURITY_PRIVILEGE_SECRET) < 0)
 394                         return __connman_error_permission_denied(msg);
 395
 396                 dbus_message_iter_get_basic(&value, &passphrase);
 397
 398                 g_free(service->passphrase);
 399                 service->passphrase = g_strdup(passphrase);
 400
 401                 if (service->network != NULL)
 402                         connman_network_set_string(service->network,
 403                                 "WiFi.Passphrase", service->passphrase);
 404
 405                 __connman_storage_save_service(service);
 406         } else if (g_str_has_prefix(name, "IPv4.") == TRUE) {
 407                 int err;
 408
 409                 err = __connman_ipconfig_set_ipv4(service->ipconfig,
 410                                                         name + 5, &value);
 411                 if (err < 0)
 412                         return __connman_error_failed(msg, -err);
 413         } else
 414                 return __connman_error_invalid_property(msg);
 415
 416         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
 417 }
 418
 419 static void set_idle(struct connman_service *service)
 420 {
 421         service->state = CONNMAN_SERVICE_STATE_IDLE;
 422         service->error = CONNMAN_SERVICE_ERROR_UNKNOWN;
 423         state_changed(service);
 424 }
 425
 426 static DBusMessage *clear_property(DBusConnection *conn,
 427                                         DBusMessage *msg, void *user_data)
 428 {
 429         struct connman_service *service = user_data;
 430         const char *name;
 431
 432         DBG("service %p", service);
 433
 434         dbus_message_get_args(msg, NULL, DBUS_TYPE_STRING, &name,
 435                                                         DBUS_TYPE_INVALID);
 436
 437         if (__connman_security_check_privilege(msg,
 438                                         CONNMAN_SECURITY_PRIVILEGE_MODIFY) < 0)
 439                 return __connman_error_permission_denied(msg);
 440
 441         if (g_str_equal(name, "Error") == TRUE) {
 442                 set_idle(service);
 443
 444                 g_get_current_time(&service->modified);
 445                 __connman_storage_save_service(service);
 446         } else
 447                 return __connman_error_invalid_property(msg);
 448
 449         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
 450 }
 451
 452 static connman_bool_t is_connecting(struct connman_service *service)
 453 {
 454         switch (service->state) {
 455         case CONNMAN_SERVICE_STATE_UNKNOWN:
 456         case CONNMAN_SERVICE_STATE_IDLE:
 457         case CONNMAN_SERVICE_STATE_CARRIER:
 458         case CONNMAN_SERVICE_STATE_FAILURE:
 459         case CONNMAN_SERVICE_STATE_DISCONNECT:
 460         case CONNMAN_SERVICE_STATE_READY:
 461                 break;
 462         case CONNMAN_SERVICE_STATE_ASSOCIATION:
 463         case CONNMAN_SERVICE_STATE_CONFIGURATION:
 464                 return TRUE;
 465         }
 466
 467         return FALSE;
 468 }
 469
 470 static connman_bool_t is_ignore(struct connman_service *service)
 471 {
 472         if (service->ignore == TRUE)
 473                 return TRUE;
 474
 475         if (service->state == CONNMAN_SERVICE_STATE_FAILURE)
 476                 return TRUE;
 477
 478         return FALSE;
 479 }
 480
 481 void __connman_service_auto_connect(void)
 482 {
 483         struct connman_service *service = NULL;
 484         GSequenceIter *iter;
 485
 486         DBG("");
 487
 488         iter = g_sequence_get_begin_iter(service_list);
 489
 490         while (g_sequence_iter_is_end(iter) == FALSE) {
 491                 service = g_sequence_get(iter);
 492
 493                 if (service->pending != NULL)
 494                         return;
 495
 496                 if (is_connecting(service) == TRUE)
 497                         return;
 498
 499                 if (service->favorite == FALSE)
 500                         return;
 501
 502                 if (service->state == CONNMAN_SERVICE_STATE_READY)
 503                         return;
 504
 505                 if (is_ignore(service) == FALSE &&
 506                                 service->state == CONNMAN_SERVICE_STATE_IDLE)
 507                         break;
 508
 509                 service = NULL;
 510
 511                 iter = g_sequence_iter_next(iter);
 512         }
 513
 514         if (service != NULL)
 515                 __connman_service_connect(service);
 516 }
 517
 518 static void reply_pending(struct connman_service *service, int error)
 519 {
 520         if (service->timeout > 0) {
 521                 g_source_remove(service->timeout);
 522                 service->timeout = 0;
 523         }
 524
 525         if (service->pending != NULL) {
 526                 if (error > 0) {
 527                         DBusMessage *reply;
 528
 529                         reply = __connman_error_failed(service->pending,
 530                                                                 error);
 531                         if (reply != NULL)
 532                                 g_dbus_send_message(connection, reply);
 533                 } else
 534                         g_dbus_send_reply(connection, service->pending,
 535                                                         DBUS_TYPE_INVALID);
 536
 537                 dbus_message_unref(service->pending);
 538                 service->pending = NULL;
 539         }
 540 }
 541
 542 static gboolean connect_timeout(gpointer user_data)
 543 {
 544         struct connman_service *service = user_data;
 545         connman_bool_t auto_connect = FALSE;
 546
 547         DBG("service %p", service);
 548
 549         service->timeout = 0;
 550
 551         if (service->network != NULL) {
 552                 connman_bool_t connected;
 553
 554                 connected = connman_network_get_connected(service->network);
 555                 if (connected == TRUE) {
 556                         __connman_service_indicate_state(service,
 557                                                 CONNMAN_SERVICE_STATE_READY);
 558                         return FALSE;
 559                 }
 560
 561                 __connman_network_disconnect(service->network);
 562         } else if (service->device != NULL) {
 563                 connman_bool_t disconnected;
 564
 565                 disconnected = connman_device_get_disconnected(service->device);
 566                 if (disconnected == FALSE) {
 567                         __connman_service_indicate_state(service,
 568                                                 CONNMAN_SERVICE_STATE_READY);
 569                         return FALSE;
 570                 }
 571
 572                 __connman_device_disconnect(service->device);
 573         }
 574
 575         if (service->pending != NULL) {
 576                 DBusMessage *reply;
 577
 578                 reply = __connman_error_operation_timeout(service->pending);
 579                 if (reply != NULL)
 580                         g_dbus_send_message(connection, reply);
 581
 582                 dbus_message_unref(service->pending);
 583                 service->pending = NULL;
 584         } else
 585                 auto_connect = TRUE;
 586
 587         __connman_service_indicate_state(service,
 588                                         CONNMAN_SERVICE_STATE_FAILURE);
 589
 590         if (auto_connect == TRUE)
 591                 __connman_service_auto_connect();
 592
 593         return FALSE;
 594 }
 595
 596 static DBusMessage *connect_service(DBusConnection *conn,
 597                                         DBusMessage *msg, void *user_data)
 598 {
 599         struct connman_service *service = user_data;
 600         GSequenceIter *iter;
 601         int err;
 602
 603         DBG("service %p", service);
 604
 605         if (service->pending != NULL)
 606                 return __connman_error_in_progress(msg);
 607
 608         iter = g_sequence_get_begin_iter(service_list);
 609
 610         while (g_sequence_iter_is_end(iter) == FALSE) {
 611                 struct connman_service *temp = g_sequence_get(iter);
 612
 613                 if (service->type == temp->type &&
 614                                         is_connecting(temp) == TRUE)
 615                         return __connman_error_in_progress(msg);
 616
 617                 iter = g_sequence_iter_next(iter);
 618         }
 619
 620         service->ignore = FALSE;
 621
 622         service->pending = dbus_message_ref(msg);
 623
 624         err = __connman_service_connect(service);
 625         if (err < 0) {
 626                 if (err != -EINPROGRESS) {
 627                         dbus_message_unref(service->pending);
 628                         service->pending = NULL;
 629
 630                         return __connman_error_failed(msg, -err);
 631                 }
 632
 633                 return NULL;
 634         }
 635
 636         dbus_message_unref(service->pending);
 637         service->pending = NULL;
 638
 639         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
 640 }
 641
 642 static DBusMessage *disconnect_service(DBusConnection *conn,
 643                                         DBusMessage *msg, void *user_data)
 644 {
 645         struct connman_service *service = user_data;
 646         int err;
 647
 648         DBG("service %p", service);
 649
 650         service->ignore = TRUE;
 651
 652         err = __connman_service_disconnect(service);
 653         if (err < 0) {
 654                 if (err != -EINPROGRESS)
 655                         return __connman_error_failed(msg, -err);
 656
 657                 return NULL;
 658         }
 659
 660         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
 661 }
 662
 663 static DBusMessage *remove_service(DBusConnection *conn,
 664                                         DBusMessage *msg, void *user_data)
 665 {
 666         struct connman_service *service = user_data;
 667
 668         DBG("service %p", service);
 669
 670         if (service->type == CONNMAN_SERVICE_TYPE_ETHERNET)
 671                 return __connman_error_not_supported(msg);
 672
 673         if (service->favorite == FALSE)
 674                 return __connman_error_not_supported(msg);
 675
 676         if (service->network != NULL)
 677                 __connman_network_disconnect(service->network);
 678
 679         g_free(service->passphrase);
 680         service->passphrase = NULL;
 681
 682         connman_service_set_favorite(service, FALSE);
 683         __connman_storage_save_service(service);
 684
 685         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
 686 }
 687
 688 static DBusMessage *move_before(DBusConnection *conn,
 689                                         DBusMessage *msg, void *user_data)
 690 {
 691         struct connman_service *service = user_data;
 692         struct connman_service *target;
 693         const char *path;
 694         GSequenceIter *src, *dst;
 695
 696         DBG("service %p", service);
 697
 698         dbus_message_get_args(msg, NULL, DBUS_TYPE_OBJECT_PATH, &path,
 699                                                         DBUS_TYPE_INVALID);
 700
 701         if (service->favorite == FALSE)
 702                 return __connman_error_not_supported(msg);
 703
 704         target = find_service(path);
 705         if (target == NULL || target->favorite == FALSE || target == service)
 706                 return __connman_error_invalid_service(msg);
 707
 708         DBG("target %s", target->identifier);
 709
 710         g_get_current_time(&service->modified);
 711         __connman_storage_save_service(service);
 712
 713         src = g_hash_table_lookup(service_hash, service->identifier);
 714         dst = g_hash_table_lookup(service_hash, target->identifier);
 715
 716         g_sequence_move(src, dst);
 717
 718         __connman_profile_changed(FALSE);
 719
 720         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
 721 }
 722
 723 static DBusMessage *move_after(DBusConnection *conn,
 724                                         DBusMessage *msg, void *user_data)
 725 {
 726         struct connman_service *service = user_data;
 727         struct connman_service *target;
 728         const char *path;
 729
 730         DBG("service %p", service);
 731
 732         dbus_message_get_args(msg, NULL, DBUS_TYPE_OBJECT_PATH, &path,
 733                                                         DBUS_TYPE_INVALID);
 734
 735         if (service->favorite == FALSE)
 736                 return __connman_error_not_supported(msg);
 737
 738         target = find_service(path);
 739         if (target == NULL || target->favorite == FALSE || target == service)
 740                 return __connman_error_invalid_service(msg);
 741
 742         DBG("target %s", target->identifier);
 743
 744         g_get_current_time(&service->modified);
 745         __connman_storage_save_service(service);
 746
 747         return __connman_error_not_implemented(msg);
 748 }
 749
 750 static GDBusMethodTable service_methods[] = {
 751         { "GetProperties", "",   "a{sv}", get_properties     },
 752         { "SetProperty",   "sv", "",      set_property       },
 753         { "ClearProperty", "s",  "",      clear_property     },
 754         { "Connect",       "",   "",      connect_service,
 755                                                 G_DBUS_METHOD_FLAG_ASYNC },
 756         { "Disconnect",    "",   "",      disconnect_service },
 757         { "Remove",        "",   "",      remove_service     },
 758         { "MoveBefore",    "o",  "",      move_before        },
 759         { "MoveAfter",     "o",  "",      move_after         },
 760         { },
 761 };
 762
 763 static GDBusSignalTable service_signals[] = {
 764         { "PropertyChanged", "sv" },
 765         { },
 766 };
 767
 768 static void service_free(gpointer user_data)
 769 {
 770         struct connman_service *service = user_data;
 771         char *path = service->path;
 772
 773         DBG("service %p", service);
 774
 775         reply_pending(service, ENOENT);
 776
 777         g_hash_table_remove(service_hash, service->identifier);
 778
 779         service->path = NULL;
 780
 781         if (path != NULL) {
 782                 __connman_profile_changed(FALSE);
 783
 784                 g_dbus_unregister_interface(connection, path,
 785                                                 CONNMAN_SERVICE_INTERFACE);
 786                 g_free(path);
 787         }
 788
 789         if (service->network != NULL)
 790                 connman_network_unref(service->network);
 791
 792         connman_ipconfig_unref(service->ipconfig);
 793
 794         g_free(service->profile);
 795         g_free(service->name);
 796         g_free(service->passphrase);
 797         g_free(service->identifier);
 798         g_free(service);
 799 }
 800
 801 /**
 802  * __connman_service_put:
 803  * @service: service structure
 804  *
 805  * Release service if no longer needed
 806  */
 807 void __connman_service_put(struct connman_service *service)
 808 {
 809         DBG("service %p", service);
 810
 811         if (g_atomic_int_dec_and_test(&service->refcount) == TRUE) {
 812                 GSequenceIter *iter;
 813
 814                 iter = g_hash_table_lookup(service_hash, service->identifier);
 815                 if (iter != NULL) {
 816                         __connman_service_disconnect(service);
 817                         g_sequence_remove(iter);
 818                 } else
 819                         service_free(service);
 820         }
 821 }
 822
 823 static void __connman_service_initialize(struct connman_service *service)
 824 {
 825         DBG("service %p", service);
 826
 827         service->refcount = 1;
 828
 829         service->type     = CONNMAN_SERVICE_TYPE_UNKNOWN;
 830         service->mode     = CONNMAN_SERVICE_MODE_UNKNOWN;
 831         service->security = CONNMAN_SERVICE_SECURITY_UNKNOWN;
 832         service->state    = CONNMAN_SERVICE_STATE_UNKNOWN;
 833
 834         service->favorite = FALSE;
 835         service->hidden = FALSE;
 836
 837         service->ignore = FALSE;
 838
 839         service->order = 0;
 840 }
 841
 842 /**
 843  * connman_service_create:
 844  *
 845  * Allocate a new service.
 846  *
 847  * Returns: a newly-allocated #connman_service structure
 848  */
 849 struct connman_service *connman_service_create(void)
 850 {
 851         struct connman_service *service;
 852
 853         service = g_try_new0(struct connman_service, 1);
 854         if (service == NULL)
 855                 return NULL;
 856
 857         DBG("service %p", service);
 858
 859         __connman_service_initialize(service);
 860
 861         service->ipconfig = connman_ipconfig_create();
 862         if (service->ipconfig == NULL) {
 863                 g_free(service);
 864                 return NULL;
 865         }
 866
 867         connman_ipconfig_set_method(service->ipconfig,
 868                                         CONNMAN_IPCONFIG_METHOD_DHCP);
 869
 870         return service;
 871 }
 872
 873 /**
 874  * connman_service_ref:
 875  * @service: service structure
 876  *
 877  * Increase reference counter of service
 878  */
 879 struct connman_service *connman_service_ref(struct connman_service *service)
 880 {
 881         g_atomic_int_inc(&service->refcount);
 882
 883         return service;
 884 }
 885
 886 /**
 887  * connman_service_unref:
 888  * @service: service structure
 889  *
 890  * Decrease reference counter of service
 891  */
 892 void connman_service_unref(struct connman_service *service)
 893 {
 894         __connman_service_put(service);
 895 }
 896
 897 static gint service_compare(gconstpointer a, gconstpointer b,
 898                                                         gpointer user_data)
 899 {
 900         struct connman_service *service_a = (void *) a;
 901         struct connman_service *service_b = (void *) b;
 902
 903         if (service_a->state != service_b->state) {
 904                 if (service_a->state == CONNMAN_SERVICE_STATE_READY)
 905                         return -1;
 906                 if (service_b->state == CONNMAN_SERVICE_STATE_READY)
 907                         return 1;
 908         }
 909
 910         if (service_a->order > service_b->order)
 911                 return -1;
 912
 913         if (service_a->order < service_b->order)
 914                 return 1;
 915
 916         if (service_a->favorite == TRUE && service_b->favorite == FALSE)
 917                 return -1;
 918
 919         if (service_a->favorite == FALSE && service_b->favorite == TRUE)
 920                 return 1;
 921
 922         return (gint) service_b->strength - (gint) service_a->strength;
 923 }
 924
 925 /**
 926  * connman_service_set_favorite:
 927  * @service: service structure
 928  * @favorite: favorite value
 929  *
 930  * Change the favorite setting of service
 931  */
 932 int connman_service_set_favorite(struct connman_service *service,
 933                                                 connman_bool_t favorite)
 934 {
 935         GSequenceIter *iter;
 936
 937         iter = g_hash_table_lookup(service_hash, service->identifier);
 938         if (iter == NULL)
 939                 return -ENOENT;
 940
 941         if (service->favorite == favorite)
 942                 return -EALREADY;
 943
 944         service->favorite = favorite;
 945
 946         g_sequence_sort_changed(iter, service_compare, NULL);
 947
 948         __connman_profile_changed(FALSE);
 949
 950         return 0;
 951 }
 952
 953 int __connman_service_set_carrier(struct connman_service *service,
 954                                                 connman_bool_t carrier)
 955 {
 956         DBG("service %p carrier %d", service, carrier);
 957
 958         if (service == NULL)
 959                 return -EINVAL;
 960
 961         switch (service->type) {
 962         case CONNMAN_SERVICE_TYPE_UNKNOWN:
 963         case CONNMAN_SERVICE_TYPE_WIFI:
 964         case CONNMAN_SERVICE_TYPE_WIMAX:
 965         case CONNMAN_SERVICE_TYPE_BLUETOOTH:
 966         case CONNMAN_SERVICE_TYPE_CELLULAR:
 967                 return -EINVAL;
 968         case CONNMAN_SERVICE_TYPE_ETHERNET:
 969                 break;
 970         }
 971
 972         if (carrier == FALSE) {
 973                 service->state = CONNMAN_SERVICE_STATE_DISCONNECT;
 974                 state_changed(service);
 975
 976                 service->state = CONNMAN_SERVICE_STATE_IDLE;
 977                 state_changed(service);
 978         } else {
 979                 service->state = CONNMAN_SERVICE_STATE_CARRIER;
 980                 state_changed(service);
 981         }
 982
 983         return connman_service_set_favorite(service, carrier);
 984 }
 985
 986 static void default_changed(void)
 987 {
 988         DBusMessage *signal;
 989         DBusMessageIter entry, value;
 990         const char *key = "DefaultTechnology";
 991         const char *str = __connman_service_default();
 992
 993         signal = dbus_message_new_signal(CONNMAN_MANAGER_PATH,
 994                                 CONNMAN_MANAGER_INTERFACE, "PropertyChanged");
 995         if (signal == NULL)
 996                 return;
 997
 998         dbus_message_iter_init_append(signal, &entry);
 999
1000         dbus_message_iter_append_basic(&entry, DBUS_TYPE_STRING, &key);
1001
1002         dbus_message_iter_open_container(&entry, DBUS_TYPE_VARIANT,
1003                                         DBUS_TYPE_STRING_AS_STRING, &value);
1004         dbus_message_iter_append_basic(&value, DBUS_TYPE_STRING, &str);
1005         dbus_message_iter_close_container(&entry, &value);
1006
1007         g_dbus_send_message(connection, signal);
1008 }
1009
1010 int __connman_service_indicate_state(struct connman_service *service,
1011                                         enum connman_service_state state)
1012 {
1013         GSequenceIter *iter;
1014
1015         DBG("service %p state %d", service, state);
1016
1017         if (service == NULL)
1018                 return -EINVAL;
1019
1020         if (state == CONNMAN_SERVICE_STATE_CARRIER)
1021                 return __connman_service_set_carrier(service, TRUE);
1022
1023         if (service->state == state)
1024                 return -EALREADY;
1025
1026         if (service->state == CONNMAN_SERVICE_STATE_READY)
1027                 default_changed();
1028
1029         if (service->state == CONNMAN_SERVICE_STATE_FAILURE &&
1030                                 state == CONNMAN_SERVICE_STATE_IDLE)
1031                 return -EINVAL;
1032
1033         if (service->state == CONNMAN_SERVICE_STATE_IDLE &&
1034                                 state == CONNMAN_SERVICE_STATE_DISCONNECT)
1035                 return -EINVAL;
1036
1037         if (state == CONNMAN_SERVICE_STATE_IDLE &&
1038                         service->state != CONNMAN_SERVICE_STATE_DISCONNECT) {
1039                 service->state = CONNMAN_SERVICE_STATE_DISCONNECT;
1040                 state_changed(service);
1041
1042                 __connman_service_disconnect(service);
1043         }
1044
1045         service->state = state;
1046         state_changed(service);
1047
1048         if (state == CONNMAN_SERVICE_STATE_READY) {
1049                 connman_service_set_favorite(service, TRUE);
1050
1051                 reply_pending(service, 0);
1052
1053                 g_get_current_time(&service->modified);
1054                 __connman_storage_save_service(service);
1055         }
1056
1057         if (state == CONNMAN_SERVICE_STATE_FAILURE) {
1058                 reply_pending(service, EIO);
1059
1060                 g_get_current_time(&service->modified);
1061                 __connman_storage_save_service(service);
1062         } else
1063                 service->error = CONNMAN_SERVICE_ERROR_UNKNOWN;
1064
1065         iter = g_hash_table_lookup(service_hash, service->identifier);
1066         if (iter != NULL)
1067                 g_sequence_sort_changed(iter, service_compare, NULL);
1068
1069         __connman_profile_changed(FALSE);
1070
1071         if (service->state == CONNMAN_SERVICE_STATE_IDLE ||
1072                         service->state == CONNMAN_SERVICE_STATE_FAILURE)
1073                 __connman_element_request_scan(CONNMAN_ELEMENT_TYPE_UNKNOWN);
1074
1075         return 0;
1076 }
1077
1078 int __connman_service_indicate_error(struct connman_service *service,
1079                                         enum connman_service_error error)
1080 {
1081         DBG("service %p error %d", service, error);
1082
1083         if (service == NULL)
1084                 return -EINVAL;
1085
1086         service->error = error;
1087
1088         return __connman_service_indicate_state(service,
1089                                         CONNMAN_SERVICE_STATE_FAILURE);
1090 }
1091
1092 int __connman_service_indicate_default(struct connman_service *service)
1093 {
1094         DBG("service %p", service);
1095
1096         default_changed();
1097
1098         return 0;
1099 }
1100
1101 static connman_bool_t prepare_network(struct connman_service *service)
1102 {
1103         enum connman_network_type type;
1104         unsigned int ssid_len;
1105
1106         type = connman_network_get_type(service->network);
1107
1108         switch (type) {
1109         case CONNMAN_NETWORK_TYPE_UNKNOWN:
1110         case CONNMAN_NETWORK_TYPE_VENDOR:
1111                 return FALSE;
1112         case CONNMAN_NETWORK_TYPE_WIFI:
1113                 if (connman_network_get_blob(service->network, "WiFi.SSID",
1114                                                         &ssid_len) == NULL)
1115                         return FALSE;
1116
1117                 connman_network_set_string(service->network,
1118                                 "WiFi.Passphrase", service->passphrase);
1119                 break;
1120         case CONNMAN_NETWORK_TYPE_WIMAX:
1121         case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
1122         case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
1123         case CONNMAN_NETWORK_TYPE_MBM:
1124         case CONNMAN_NETWORK_TYPE_HSO:
1125                 break;
1126         }
1127
1128         return TRUE;
1129 }
1130
1131 int __connman_service_connect(struct connman_service *service)
1132 {
1133         int err;
1134
1135         DBG("service %p", service);
1136
1137         if (service->state == CONNMAN_SERVICE_STATE_READY)
1138                 return -EISCONN;
1139
1140         if (is_connecting(service) == TRUE)
1141                 return -EALREADY;
1142
1143         if (service->network != NULL) {
1144                 if (prepare_network(service) == FALSE)
1145                         return -EINVAL;
1146
1147                 err = __connman_network_connect(service->network);
1148         } else if (service->device != NULL) {
1149                 if (service->favorite == FALSE)
1150                         return -ENOLINK;
1151
1152                 err = __connman_device_connect(service->device);
1153         } else
1154                 return -EOPNOTSUPP;
1155
1156         if (err < 0) {
1157                 if (err != -EINPROGRESS)
1158                         return err;
1159
1160                 service->timeout = g_timeout_add_seconds(45,
1161                                                 connect_timeout, service);
1162
1163                 return -EINPROGRESS;
1164         }
1165
1166         return 0;
1167 }
1168
1169 int __connman_service_disconnect(struct connman_service *service)
1170 {
1171         int err;
1172
1173         DBG("service %p", service);
1174
1175         reply_pending(service, ECONNABORTED);
1176
1177         if (service->network != NULL) {
1178                 err = __connman_network_disconnect(service->network);
1179         } else if (service->device != NULL) {
1180                 if (service->favorite == FALSE)
1181                         return -ENOLINK;
1182                 err = __connman_device_disconnect(service->device);
1183         } else
1184                 return -EOPNOTSUPP;
1185
1186         if (err < 0) {
1187                 if (err != -EINPROGRESS)
1188                         return err;
1189
1190                 return -EINPROGRESS;
1191         }
1192
1193         return 0;
1194 }
1195
1196 /**
1197  * __connman_service_lookup:
1198  * @identifier: service identifier
1199  *
1200  * Look up a service by identifier (reference count will not be increased)
1201  */
1202 static struct connman_service *__connman_service_lookup(const char *identifier)
1203 {
1204         GSequenceIter *iter;
1205
1206         iter = g_hash_table_lookup(service_hash, identifier);
1207         if (iter != NULL)
1208                 return g_sequence_get(iter);
1209
1210         return NULL;
1211 }
1212
1213 static struct connman_network *create_hidden_wifi(struct connman_device *device,
1214                 const char *ssid, const char *mode, const char *security)
1215 {
1216         struct connman_network *network;
1217         char *name;
1218         int index;
1219         unsigned int i, ssid_len;
1220
1221         ssid_len = strlen(ssid);
1222         if (ssid_len < 1)
1223                 return NULL;
1224
1225         network = connman_network_create(NULL, CONNMAN_NETWORK_TYPE_WIFI);
1226         if (network == NULL)
1227                 return NULL;
1228
1229         connman_network_set_blob(network, "WiFi.SSID",
1230                                         (unsigned char *) ssid, ssid_len);
1231
1232         connman_network_set_string(network, "WiFi.Mode", mode);
1233         connman_network_set_string(network, "WiFi.Security", security);
1234
1235         name = g_try_malloc0(ssid_len + 1);
1236         if (name == NULL) {
1237                 connman_network_unref(network);
1238                 return NULL;
1239         }
1240
1241         for (i = 0; i < ssid_len; i++) {
1242                 if (g_ascii_isprint(ssid[i]))
1243                         name[i] = ssid[i];
1244                 else
1245                         name[i] = ' ';
1246         }
1247
1248         connman_network_set_name(network, name);
1249
1250         g_free(name);
1251
1252         index = connman_device_get_index(device);
1253         connman_network_set_index(network, index);
1254
1255         connman_network_set_protocol(network, CONNMAN_NETWORK_PROTOCOL_IP);
1256
1257         if (connman_device_add_network(device, network) < 0) {
1258                 connman_network_unref(network);
1259                 return NULL;
1260         }
1261
1262         connman_network_set_available(network, TRUE);
1263
1264         return network;
1265 }
1266
1267 int __connman_service_create_and_connect(DBusMessage *msg)
1268 {
1269         struct connman_service *service;
1270         struct connman_network *network;
1271         struct connman_device *device;
1272         DBusMessageIter iter, array;
1273         const char *mode = "managed", *security = "none";
1274         const char *type = NULL, *ssid = NULL, *passphrase = NULL;
1275         unsigned int ssid_len = 0;
1276         const char *ident;
1277         char *name, *group;
1278         gboolean created = FALSE;
1279         int err;
1280
1281         dbus_message_iter_init(msg, &iter);
1282         dbus_message_iter_recurse(&iter, &array);
1283
1284         while (dbus_message_iter_get_arg_type(&array) == DBUS_TYPE_DICT_ENTRY) {
1285                 DBusMessageIter entry, value;
1286                 const char *key;
1287
1288                 dbus_message_iter_recurse(&array, &entry);
1289                 dbus_message_iter_get_basic(&entry, &key);
1290
1291                 dbus_message_iter_next(&entry);
1292                 dbus_message_iter_recurse(&entry, &value);
1293
1294                 switch (dbus_message_iter_get_arg_type(&value)) {
1295                 case DBUS_TYPE_STRING:
1296                         if (g_str_equal(key, "Type") == TRUE)
1297                                 dbus_message_iter_get_basic(&value, &type);
1298                         else if (g_str_equal(key, "WiFi.Mode") == TRUE ||
1299                                         g_str_equal(key, "Mode") == TRUE)
1300                                 dbus_message_iter_get_basic(&value, &mode);
1301                         else if (g_str_equal(key, "WiFi.Security") == TRUE ||
1302                                         g_str_equal(key, "Security") == TRUE)
1303                                 dbus_message_iter_get_basic(&value, &security);
1304                         else if (g_str_equal(key, "WiFi.Passphrase") == TRUE ||
1305                                         g_str_equal(key, "Passphrase") == TRUE)
1306                                 dbus_message_iter_get_basic(&value, &passphrase);
1307                         else if (g_str_equal(key, "WiFi.SSID") == TRUE ||
1308                                         g_str_equal(key, "SSID") == TRUE)
1309                                 dbus_message_iter_get_basic(&value, &ssid);
1310                 }
1311
1312                 dbus_message_iter_next(&array);
1313         }
1314
1315         if (type == NULL)
1316                 return -EINVAL;
1317
1318         if (g_strcmp0(type, "wifi") != 0 || g_strcmp0(mode, "managed") != 0)
1319                 return -EOPNOTSUPP;
1320
1321         if (ssid == NULL)
1322                 return -EINVAL;
1323
1324         ssid_len = strlen(ssid);
1325         if (ssid_len < 1)
1326                 return -EINVAL;
1327
1328         device = __connman_element_find_device(CONNMAN_SERVICE_TYPE_WIFI);
1329         if (device == NULL)
1330                 return -EOPNOTSUPP;
1331
1332         ident = __connman_device_get_ident(device);
1333         if (ident == NULL)
1334                 return -EOPNOTSUPP;
1335
1336         group = connman_wifi_build_group_name((unsigned char *) ssid,
1337                                                 ssid_len, mode, security);
1338         if (group == NULL)
1339                 return -EINVAL;
1340
1341         name = g_strdup_printf("%s_%s_%s", type, ident, group);
1342
1343         service = __connman_service_lookup(name);
1344
1345         if (service != NULL)
1346                 goto done;
1347
1348         network = create_hidden_wifi(device, ssid, mode, security);
1349         if (network != NULL) {
1350                 connman_network_set_group(network, group);
1351                 created = TRUE;
1352         }
1353
1354         service = __connman_service_lookup(name);
1355
1356 done:
1357         g_free(name);
1358         g_free(group);
1359
1360         if (service == NULL) {
1361                 err = -EOPNOTSUPP;
1362                 goto failed;
1363         }
1364
1365         __connman_device_disconnect(device);
1366
1367         if (passphrase != NULL) {
1368                 g_free(service->passphrase);
1369                 service->passphrase = g_strdup(passphrase);
1370         }
1371
1372         err = __connman_service_connect(service);
1373         if (err < 0 && err != -EINPROGRESS)
1374                 goto failed;
1375
1376         g_dbus_send_reply(connection, msg,
1377                                 DBUS_TYPE_OBJECT_PATH, &service->path,
1378                                                         DBUS_TYPE_INVALID);
1379
1380         return 0;
1381
1382 failed:
1383         if (service != NULL && created == TRUE) {
1384                 struct connman_network *network = service->network;
1385
1386                 if (network != NULL) {
1387                         connman_network_set_available(network, FALSE);
1388                         __connman_device_cleanup_networks(device);
1389                 }
1390
1391                 __connman_service_put(service);
1392         }
1393
1394         return err;
1395 }
1396
1397 /**
1398  * __connman_service_get:
1399  * @identifier: service identifier
1400  *
1401  * Look up a service by identifier or create a new one if not found
1402  */
1403 static struct connman_service *__connman_service_get(const char *identifier)
1404 {
1405         struct connman_service *service;
1406         GSequenceIter *iter;
1407
1408         iter = g_hash_table_lookup(service_hash, identifier);
1409         if (iter != NULL) {
1410                 service = g_sequence_get(iter);
1411                 if (service != NULL)
1412                         g_atomic_int_inc(&service->refcount);
1413                 return service;
1414         }
1415
1416         service = connman_service_create();
1417         if (service == NULL)
1418                 return NULL;
1419
1420         DBG("service %p", service);
1421
1422         service->identifier = g_strdup(identifier);
1423
1424         service->profile = g_strdup(__connman_profile_active_ident());
1425
1426         __connman_storage_load_service(service);
1427
1428         iter = g_sequence_insert_sorted(service_list, service,
1429                                                 service_compare, NULL);
1430
1431         g_hash_table_insert(service_hash, service->identifier, iter);
1432
1433         return service;
1434 }
1435
1436 static int service_register(struct connman_service *service)
1437 {
1438         const char *path = __connman_profile_active_path();
1439         GSequenceIter *iter;
1440
1441         DBG("service %p", service);
1442
1443         if (service->path != NULL)
1444                 return -EALREADY;
1445
1446         service->path = g_strdup_printf("%s/%s", path, service->identifier);
1447
1448         DBG("path %s", service->path);
1449
1450         g_dbus_register_interface(connection, service->path,
1451                                         CONNMAN_SERVICE_INTERFACE,
1452                                         service_methods, service_signals,
1453                                                         NULL, service, NULL);
1454
1455         __connman_storage_load_service(service);
1456
1457         iter = g_hash_table_lookup(service_hash, service->identifier);
1458         if (iter != NULL)
1459                 g_sequence_sort_changed(iter, service_compare, NULL);
1460
1461         __connman_profile_changed(TRUE);
1462
1463         return 0;
1464 }
1465
1466 /**
1467  * __connman_service_lookup_from_device:
1468  * @device: device structure
1469  *
1470  * Look up a service by device (reference count will not be increased)
1471  */
1472 struct connman_service *__connman_service_lookup_from_device(struct connman_device *device)
1473 {
1474         struct connman_service *service;
1475         const char *ident;
1476         char *name;
1477
1478         ident = __connman_device_get_ident(device);
1479         if (ident == NULL)
1480                 return NULL;
1481
1482         name = g_strdup_printf("%s_%s",
1483                                 __connman_device_get_type(device), ident);
1484         service = __connman_service_lookup(name);
1485         g_free(name);
1486
1487         return service;
1488 }
1489
1490 /**
1491  * __connman_service_create_from_device:
1492  * @device: device structure
1493  *
1494  * Look up service by device and if not found, create one
1495  */
1496 struct connman_service *__connman_service_create_from_device(struct connman_device *device)
1497 {
1498         struct connman_service *service;
1499         const char *ident;
1500         char *name;
1501
1502         ident = __connman_device_get_ident(device);
1503         if (ident == NULL)
1504                 return NULL;
1505
1506         name = g_strdup_printf("%s_%s",
1507                                 __connman_device_get_type(device), ident);
1508         service = __connman_service_get(name);
1509         g_free(name);
1510
1511         if (service == NULL)
1512                 return NULL;
1513
1514         if (service->path != NULL) {
1515                 __connman_profile_changed(TRUE);
1516                 return service;
1517         }
1518
1519         service->type = __connman_device_get_service_type(device);
1520
1521         service->device = device;
1522
1523         service_register(service);
1524
1525         __connman_profile_changed(TRUE);
1526
1527         if (service->favorite == TRUE)
1528                 __connman_service_auto_connect();
1529
1530         return service;
1531 }
1532
1533 void __connman_service_remove_from_device(struct connman_device *device)
1534 {
1535         struct connman_service *service;
1536         connman_bool_t favorite;
1537
1538         service = __connman_service_lookup_from_device(device);
1539         if (service == NULL)
1540                 return;
1541
1542         favorite = service->favorite;
1543
1544         __connman_service_put(service);
1545
1546         if (favorite == TRUE)
1547                 __connman_service_auto_connect();
1548 }
1549
1550 /**
1551  * __connman_service_lookup_from_network:
1552  * @network: network structure
1553  *
1554  * Look up a service by network (reference count will not be increased)
1555  */
1556 struct connman_service *__connman_service_lookup_from_network(struct connman_network *network)
1557 {
1558         struct connman_service *service;
1559         const char *ident, *group;
1560         char *name;
1561
1562         ident = __connman_network_get_ident(network);
1563         if (ident == NULL)
1564                 return NULL;
1565
1566         group = connman_network_get_group(network);
1567         if (group == NULL)
1568                 return NULL;
1569
1570         name = g_strdup_printf("%s_%s_%s",
1571                         __connman_network_get_type(network), ident, group);
1572         service = __connman_service_lookup(name);
1573         g_free(name);
1574
1575         return service;
1576 }
1577
1578 unsigned int __connman_service_get_order(struct connman_service *service)
1579 {
1580         GSequenceIter *iter;
1581
1582         if (service == NULL)
1583                 return 0;
1584
1585         if (service->favorite == FALSE) {
1586                 service->order = 0;
1587                 goto done;
1588         }
1589
1590         iter = g_hash_table_lookup(service_hash, service->identifier);
1591         if (iter != NULL) {
1592                 if (g_sequence_iter_get_position(iter) == 0)
1593                         service->order = 1;
1594                 else
1595                         service->order = 0;
1596         }
1597
1598 done:
1599         return service->order;
1600 }
1601
1602 static enum connman_service_type convert_network_type(struct connman_network *network)
1603 {
1604         enum connman_network_type type = connman_network_get_type(network);
1605
1606         switch (type) {
1607         case CONNMAN_NETWORK_TYPE_UNKNOWN:
1608         case CONNMAN_NETWORK_TYPE_VENDOR:
1609         case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
1610         case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
1611                 break;
1612         case CONNMAN_NETWORK_TYPE_MBM:
1613         case CONNMAN_NETWORK_TYPE_HSO:
1614                 return CONNMAN_SERVICE_TYPE_CELLULAR;
1615         case CONNMAN_NETWORK_TYPE_WIFI:
1616                 return CONNMAN_SERVICE_TYPE_WIFI;
1617         case CONNMAN_NETWORK_TYPE_WIMAX:
1618                 return CONNMAN_SERVICE_TYPE_WIMAX;
1619         }
1620
1621         return CONNMAN_SERVICE_TYPE_UNKNOWN;
1622 }
1623
1624 static enum connman_service_mode convert_wifi_mode(const char *mode)
1625 {
1626         if (mode == NULL)
1627                 return CONNMAN_SERVICE_MODE_UNKNOWN;
1628         else if (g_str_equal(mode, "managed") == TRUE)
1629                 return CONNMAN_SERVICE_MODE_MANAGED;
1630         else if (g_str_equal(mode, "adhoc") == TRUE)
1631                 return CONNMAN_SERVICE_MODE_ADHOC;
1632         else
1633                 return CONNMAN_SERVICE_MODE_UNKNOWN;
1634 }
1635
1636 static enum connman_service_mode convert_wifi_security(const char *security)
1637 {
1638         if (security == NULL)
1639                 return CONNMAN_SERVICE_SECURITY_UNKNOWN;
1640         else if (g_str_equal(security, "none") == TRUE)
1641                 return CONNMAN_SERVICE_SECURITY_NONE;
1642         else if (g_str_equal(security, "wep") == TRUE)
1643                 return CONNMAN_SERVICE_SECURITY_WEP;
1644         else if (g_str_equal(security, "wpa") == TRUE)
1645                 return CONNMAN_SERVICE_SECURITY_WPA;
1646         else if (g_str_equal(security, "rsn") == TRUE)
1647                 return CONNMAN_SERVICE_SECURITY_RSN;
1648         else
1649                 return CONNMAN_SERVICE_SECURITY_UNKNOWN;
1650 }
1651
1652 static void update_from_network(struct connman_service *service,
1653                                         struct connman_network *network)
1654 {
1655         connman_uint8_t strength = service->strength;
1656         GSequenceIter *iter;
1657         const char *str;
1658
1659         if (service->state == CONNMAN_SERVICE_STATE_READY)
1660                 return;
1661
1662         if (is_connecting(service) == TRUE)
1663                 return;
1664
1665         str = connman_network_get_string(network, "Name");
1666         if (str != NULL) {
1667                 g_free(service->name);
1668                 service->name = g_strdup(str);
1669                 service->hidden = FALSE;
1670         } else {
1671                 g_free(service->name);
1672                 service->name = NULL;
1673                 service->hidden = TRUE;
1674         }
1675
1676         service->strength = connman_network_get_uint8(network, "Strength");
1677
1678         str = connman_network_get_string(network, "WiFi.Mode");
1679         service->mode = convert_wifi_mode(str);
1680
1681         str = connman_network_get_string(network, "WiFi.Security");
1682         service->security = convert_wifi_security(str);
1683
1684         if (service->strength > strength && service->network != NULL) {
1685                 connman_network_unref(service->network);
1686                 service->network = connman_network_ref(network);
1687
1688                 strength_changed(service);
1689         }
1690
1691         if (service->network == NULL)
1692                 service->network = connman_network_ref(network);
1693
1694         iter = g_hash_table_lookup(service_hash, service->identifier);
1695         if (iter != NULL)
1696                 g_sequence_sort_changed(iter, service_compare, NULL);
1697 }
1698
1699 /**
1700  * __connman_service_create_from_network:
1701  * @network: network structure
1702  *
1703  * Look up service by network and if not found, create one
1704  */
1705 struct connman_service *__connman_service_create_from_network(struct connman_network *network)
1706 {
1707         struct connman_service *service;
1708         const char *ident, *group;
1709         char *name;
1710
1711         ident = __connman_network_get_ident(network);
1712         if (ident == NULL)
1713                 return NULL;
1714
1715         group = connman_network_get_group(network);
1716         if (group == NULL)
1717                 return NULL;
1718
1719         name = g_strdup_printf("%s_%s_%s",
1720                         __connman_network_get_type(network), ident, group);
1721         service = __connman_service_get(name);
1722         g_free(name);
1723
1724         if (service == NULL)
1725                 return NULL;
1726
1727         if (__connman_network_get_weakness(network) == TRUE)
1728                 return service;
1729
1730         if (service->path != NULL) {
1731                 update_from_network(service, network);
1732                 __connman_profile_changed(TRUE);
1733                 return service;
1734         }
1735
1736         service->type = convert_network_type(network);
1737
1738         service->state = CONNMAN_SERVICE_STATE_IDLE;
1739
1740         update_from_network(service, network);
1741
1742         service_register(service);
1743
1744         __connman_profile_changed(TRUE);
1745
1746         if (service->favorite == TRUE)
1747                 __connman_service_auto_connect();
1748
1749         return service;
1750 }
1751
1752 void __connman_service_remove_from_network(struct connman_network *network)
1753 {
1754         struct connman_service *service;
1755
1756         service = __connman_service_lookup_from_network(network);
1757         if (service == NULL)
1758                 return;
1759
1760         __connman_service_put(service);
1761 }
1762
1763 static int service_load(struct connman_service *service)
1764 {
1765         GKeyFile *keyfile;
1766         gchar *pathname, *data = NULL;
1767         gsize length;
1768         gchar *str;
1769         unsigned int ssid_len;
1770         int err = 0;
1771
1772         DBG("service %p", service);
1773
1774         if (service->profile == NULL)
1775                 return -EINVAL;
1776
1777         pathname = g_strdup_printf("%s/%s.conf", STORAGEDIR, service->profile);
1778         if (pathname == NULL)
1779                 return -ENOMEM;
1780
1781         keyfile = g_key_file_new();
1782
1783         if (g_file_get_contents(pathname, &data, &length, NULL) == FALSE) {
1784                 g_free(pathname);
1785                 return -ENOENT;
1786         }
1787
1788         g_free(pathname);
1789
1790         if (g_key_file_load_from_data(keyfile, data, length,
1791                                                         0, NULL) == FALSE) {
1792                 g_free(data);
1793                 return -EILSEQ;
1794         }
1795
1796         g_free(data);
1797
1798         switch (service->type) {
1799         case CONNMAN_SERVICE_TYPE_UNKNOWN:
1800         case CONNMAN_SERVICE_TYPE_ETHERNET:
1801                 break;
1802         case CONNMAN_SERVICE_TYPE_WIFI:
1803                 if (service->name == NULL) {
1804                         gchar *name;
1805
1806                         name = g_key_file_get_string(keyfile,
1807                                         service->identifier, "Name", NULL);
1808                         if (name != NULL) {
1809                                 g_free(service->name);
1810                                 service->name = name;
1811                         }
1812
1813                         if (service->network != NULL)
1814                                 connman_network_set_name(service->network,
1815                                                                         name);
1816                 }
1817
1818                 if (service->network &&
1819                                 connman_network_get_blob(service->network,
1820                                         "WiFi.SSID", &ssid_len) == NULL) {
1821                         gchar *hex_ssid;
1822
1823                         hex_ssid = g_key_file_get_string(keyfile,
1824                                                         service->identifier,
1825                                                                 "SSID", NULL);
1826
1827                         if (hex_ssid != NULL) {
1828                                 gchar *ssid;
1829                                 unsigned int i, j = 0, hex;
1830                                 size_t hex_ssid_len = strlen(hex_ssid);
1831
1832                                 ssid = g_try_malloc0(hex_ssid_len / 2);
1833                                 if (ssid == NULL) {
1834                                         g_free(hex_ssid);
1835                                         err = -ENOMEM;
1836                                         goto done;
1837                                 }
1838
1839                                 for (i = 0; i < hex_ssid_len; i += 2) {
1840                                         sscanf(hex_ssid + i, "%02x", &hex);
1841                                         ssid[j++] = hex;
1842                                 }
1843
1844                                 connman_network_set_blob(service->network,
1845                                         "WiFi.SSID", ssid, hex_ssid_len / 2);
1846                         }
1847
1848                         g_free(hex_ssid);
1849                 }
1850                 /* fall through */
1851
1852         case CONNMAN_SERVICE_TYPE_WIMAX:
1853         case CONNMAN_SERVICE_TYPE_BLUETOOTH:
1854         case CONNMAN_SERVICE_TYPE_CELLULAR:
1855                 service->favorite = g_key_file_get_boolean(keyfile,
1856                                 service->identifier, "Favorite", NULL);
1857
1858                 str = g_key_file_get_string(keyfile,
1859                                 service->identifier, "Failure", NULL);
1860                 if (str != NULL) {
1861                         service->state = CONNMAN_SERVICE_STATE_FAILURE;
1862                         service->error = string2error(str);
1863                 }
1864                 break;
1865         }
1866
1867         str = g_key_file_get_string(keyfile,
1868                                 service->identifier, "Modified", NULL);
1869         if (str != NULL) {
1870                 g_time_val_from_iso8601(str, &service->modified);
1871                 g_free(str);
1872         }
1873
1874         str = g_key_file_get_string(keyfile,
1875                                 service->identifier, "Passphrase", NULL);
1876         if (str != NULL) {
1877                 g_free(service->passphrase);
1878                 service->passphrase = str;
1879         }
1880
1881         __connman_ipconfig_load(service->ipconfig, keyfile,
1882                                         service->identifier, "IPv4.");
1883
1884 done:
1885         g_key_file_free(keyfile);
1886
1887         return err;
1888 }
1889
1890 static int service_save(struct connman_service *service)
1891 {
1892         GKeyFile *keyfile;
1893         gchar *pathname, *data = NULL;
1894         gsize length;
1895         gchar *str;
1896         int err = 0;
1897
1898         DBG("service %p", service);
1899
1900         if (service->profile == NULL)
1901                 return -EINVAL;
1902
1903         pathname = g_strdup_printf("%s/%s.conf", STORAGEDIR, service->profile);
1904         if (pathname == NULL)
1905                 return -ENOMEM;
1906
1907         keyfile = g_key_file_new();
1908
1909         if (g_file_get_contents(pathname, &data, &length, NULL) == FALSE)
1910                 goto update;
1911
1912         if (length > 0) {
1913                 if (g_key_file_load_from_data(keyfile, data, length,
1914                                                         0, NULL) == FALSE)
1915                         goto done;
1916         }
1917
1918         g_free(data);
1919
1920 update:
1921         if (service->name != NULL)
1922                 g_key_file_set_string(keyfile, service->identifier,
1923                                                 "Name", service->name);
1924
1925         switch (service->type) {
1926         case CONNMAN_SERVICE_TYPE_UNKNOWN:
1927         case CONNMAN_SERVICE_TYPE_ETHERNET:
1928                 break;
1929         case CONNMAN_SERVICE_TYPE_WIFI:
1930                 if (service->network) {
1931                         const unsigned char *ssid;
1932                         unsigned int ssid_len = 0;
1933
1934                         ssid = connman_network_get_blob(service->network,
1935                                                         "WiFi.SSID", &ssid_len);
1936
1937                         if (ssid != NULL && ssid_len > 0 && ssid[0] != '\0') {
1938                                 char *identifier = service->identifier;
1939                                 GString *str;
1940                                 unsigned int i;
1941
1942                                 str = g_string_sized_new(ssid_len * 2);
1943                                 if (str == NULL) {
1944                                         err = -ENOMEM;
1945                                         goto done;
1946                                 }
1947
1948                                 for (i = 0; i < ssid_len; i++)
1949                                         g_string_append_printf(str,
1950                                                         "%02x", ssid[i]);
1951
1952                                 g_key_file_set_string(keyfile, identifier,
1953                                                         "SSID", str->str);
1954
1955                                 g_string_free(str, TRUE);
1956                         }
1957                 }
1958                 /* fall through */
1959
1960         case CONNMAN_SERVICE_TYPE_WIMAX:
1961         case CONNMAN_SERVICE_TYPE_BLUETOOTH:
1962         case CONNMAN_SERVICE_TYPE_CELLULAR:
1963                 g_key_file_set_boolean(keyfile, service->identifier,
1964                                         "Favorite", service->favorite);
1965
1966                 if (service->state == CONNMAN_SERVICE_STATE_FAILURE) {
1967                         const char *failure = error2string(service->error);
1968                         if (failure != NULL)
1969                                 g_key_file_set_string(keyfile,
1970                                                         service->identifier,
1971                                                         "Failure", failure);
1972                 } else {
1973                         g_key_file_remove_key(keyfile, service->identifier,
1974                                                         "Failure", NULL);
1975                 }
1976                 break;
1977         }
1978
1979         str = g_time_val_to_iso8601(&service->modified);
1980         if (str != NULL) {
1981                 g_key_file_set_string(keyfile, service->identifier,
1982                                                         "Modified", str);
1983                 g_free(str);
1984         }
1985
1986         if (service->passphrase != NULL && strlen(service->passphrase) > 0)
1987                 g_key_file_set_string(keyfile, service->identifier,
1988                                         "Passphrase", service->passphrase);
1989         else
1990                 g_key_file_remove_key(keyfile, service->identifier,
1991                                                         "Passphrase", NULL);
1992
1993         __connman_ipconfig_save(service->ipconfig, keyfile,
1994                                         service->identifier, "IPv4.");
1995
1996         data = g_key_file_to_data(keyfile, &length, NULL);
1997
1998         if (g_file_set_contents(pathname, data, length, NULL) == FALSE)
1999                 connman_error("Failed to store service information");
2000
2001 done:
2002         g_free(data);
2003
2004         g_key_file_free(keyfile);
2005
2006         g_free(pathname);
2007
2008         return err;
2009 }
2010
2011 static struct connman_storage service_storage = {
2012         .name           = "service",
2013         .priority       = CONNMAN_STORAGE_PRIORITY_LOW,
2014         .service_load   = service_load,
2015         .service_save   = service_save,
2016 };
2017
2018 int __connman_service_init(void)
2019 {
2020         DBG("");
2021
2022         connection = connman_dbus_get_connection();
2023
2024         if (connman_storage_register(&service_storage) < 0)
2025                 connman_error("Failed to register service storage");
2026
2027         service_hash = g_hash_table_new_full(g_str_hash, g_str_equal,
2028                                                                 NULL, NULL);
2029
2030         service_list = g_sequence_new(service_free);
2031
2032         return 0;
2033 }
2034
2035 void __connman_service_cleanup(void)
2036 {
2037         DBG("");
2038
2039         g_sequence_free(service_list);
2040         service_list = NULL;
2041
2042         g_hash_table_destroy(service_hash);
2043         service_hash = NULL;
2044
2045         connman_storage_unregister(&service_storage);
2046
2047         dbus_connection_unref(connection);
2048 }