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