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                         reply_pending(service, EIO);
 814
 815                         service->state = CONNMAN_SERVICE_STATE_FAILURE;
 816                         service->error = CONNMAN_SERVICE_ERROR_OUT_OF_RANGE;
 817
 818                         service->timeout = g_timeout_add_seconds(5,
 819                                                         remove_timeout, iter);
 820                 } else
 821                         service_free(service);
 822         }
 823 }
 824
 825 static void __connman_service_initialize(struct connman_service *service)
 826 {
 827         DBG("service %p", service);
 828
 829         service->refcount = 1;
 830
 831         service->type     = CONNMAN_SERVICE_TYPE_UNKNOWN;
 832         service->mode     = CONNMAN_SERVICE_MODE_UNKNOWN;
 833         service->security = CONNMAN_SERVICE_SECURITY_UNKNOWN;
 834         service->state    = CONNMAN_SERVICE_STATE_UNKNOWN;
 835
 836         service->favorite = FALSE;
 837         service->hidden = FALSE;
 838
 839         service->ignore = FALSE;
 840
 841         service->order = 0;
 842 }
 843
 844 /**
 845  * connman_service_create:
 846  *
 847  * Allocate a new service.
 848  *
 849  * Returns: a newly-allocated #connman_service structure
 850  */
 851 struct connman_service *connman_service_create(void)
 852 {
 853         struct connman_service *service;
 854
 855         service = g_try_new0(struct connman_service, 1);
 856         if (service == NULL)
 857                 return NULL;
 858
 859         DBG("service %p", service);
 860
 861         __connman_service_initialize(service);
 862
 863         service->ipconfig = connman_ipconfig_create();
 864         if (service->ipconfig == NULL) {
 865                 g_free(service);
 866                 return NULL;
 867         }
 868
 869         connman_ipconfig_set_method(service->ipconfig,
 870                                         CONNMAN_IPCONFIG_METHOD_DHCP);
 871
 872         return service;
 873 }
 874
 875 /**
 876  * connman_service_ref:
 877  * @service: service structure
 878  *
 879  * Increase reference counter of service
 880  */
 881 struct connman_service *connman_service_ref(struct connman_service *service)
 882 {
 883         g_atomic_int_inc(&service->refcount);
 884
 885         return service;
 886 }
 887
 888 /**
 889  * connman_service_unref:
 890  * @service: service structure
 891  *
 892  * Decrease reference counter of service
 893  */
 894 void connman_service_unref(struct connman_service *service)
 895 {
 896         __connman_service_put(service);
 897 }
 898
 899 static gint service_compare(gconstpointer a, gconstpointer b,
 900                                                         gpointer user_data)
 901 {
 902         struct connman_service *service_a = (void *) a;
 903         struct connman_service *service_b = (void *) b;
 904
 905         if (service_a->state != service_b->state) {
 906                 if (service_a->state == CONNMAN_SERVICE_STATE_READY)
 907                         return -1;
 908                 if (service_b->state == CONNMAN_SERVICE_STATE_READY)
 909                         return 1;
 910         }
 911
 912         if (service_a->order > service_b->order)
 913                 return -1;
 914
 915         if (service_a->order < service_b->order)
 916                 return 1;
 917
 918         if (service_a->favorite == TRUE && service_b->favorite == FALSE)
 919                 return -1;
 920
 921         if (service_a->favorite == FALSE && service_b->favorite == TRUE)
 922                 return 1;
 923
 924         return (gint) service_b->strength - (gint) service_a->strength;
 925 }
 926
 927 /**
 928  * connman_service_set_favorite:
 929  * @service: service structure
 930  * @favorite: favorite value
 931  *
 932  * Change the favorite setting of service
 933  */
 934 int connman_service_set_favorite(struct connman_service *service,
 935                                                 connman_bool_t favorite)
 936 {
 937         GSequenceIter *iter;
 938
 939         iter = g_hash_table_lookup(service_hash, service->identifier);
 940         if (iter == NULL)
 941                 return -ENOENT;
 942
 943         if (service->favorite == favorite)
 944                 return -EALREADY;
 945
 946         service->favorite = favorite;
 947
 948         g_sequence_sort_changed(iter, service_compare, NULL);
 949
 950         __connman_profile_changed(FALSE);
 951
 952         return 0;
 953 }
 954
 955 int __connman_service_set_carrier(struct connman_service *service,
 956                                                 connman_bool_t carrier)
 957 {
 958         DBG("service %p carrier %d", service, carrier);
 959
 960         if (service == NULL)
 961                 return -EINVAL;
 962
 963         switch (service->type) {
 964         case CONNMAN_SERVICE_TYPE_UNKNOWN:
 965         case CONNMAN_SERVICE_TYPE_WIFI:
 966         case CONNMAN_SERVICE_TYPE_WIMAX:
 967         case CONNMAN_SERVICE_TYPE_BLUETOOTH:
 968         case CONNMAN_SERVICE_TYPE_CELLULAR:
 969                 return -EINVAL;
 970         case CONNMAN_SERVICE_TYPE_ETHERNET:
 971                 break;
 972         }
 973
 974         if (carrier == FALSE) {
 975                 service->state = CONNMAN_SERVICE_STATE_DISCONNECT;
 976                 state_changed(service);
 977
 978                 service->state = CONNMAN_SERVICE_STATE_IDLE;
 979                 state_changed(service);
 980         } else {
 981                 service->state = CONNMAN_SERVICE_STATE_CARRIER;
 982                 state_changed(service);
 983         }
 984
 985         return connman_service_set_favorite(service, carrier);
 986 }
 987
 988 int __connman_service_indicate_state(struct connman_service *service,
 989                                         enum connman_service_state state)
 990 {
 991         GSequenceIter *iter;
 992
 993         DBG("service %p state %d", service, state);
 994
 995         if (service == NULL)
 996                 return -EINVAL;
 997
 998         if (state == CONNMAN_SERVICE_STATE_CARRIER)
 999                 return __connman_service_set_carrier(service, TRUE);
1000
1001         if (service->state == state)
1002                 return -EALREADY;
1003
1004         if (service->state == CONNMAN_SERVICE_STATE_FAILURE &&
1005                                 state == CONNMAN_SERVICE_STATE_IDLE)
1006                 return -EINVAL;
1007
1008         if (service->state == CONNMAN_SERVICE_STATE_IDLE &&
1009                                 state == CONNMAN_SERVICE_STATE_DISCONNECT)
1010                 return -EINVAL;
1011
1012         if (state == CONNMAN_SERVICE_STATE_IDLE &&
1013                         service->state != CONNMAN_SERVICE_STATE_DISCONNECT) {
1014                 service->state = CONNMAN_SERVICE_STATE_DISCONNECT;
1015                 state_changed(service);
1016
1017                 __connman_service_disconnect(service);
1018         }
1019
1020         service->state = state;
1021         state_changed(service);
1022
1023         if (state == CONNMAN_SERVICE_STATE_READY) {
1024                 connman_service_set_favorite(service, TRUE);
1025
1026                 reply_pending(service, 0);
1027
1028                 g_get_current_time(&service->modified);
1029                 __connman_storage_save_service(service);
1030         }
1031
1032         if (state == CONNMAN_SERVICE_STATE_FAILURE) {
1033                 reply_pending(service, EIO);
1034
1035                 g_get_current_time(&service->modified);
1036                 __connman_storage_save_service(service);
1037         } else
1038                 service->error = CONNMAN_SERVICE_ERROR_UNKNOWN;
1039
1040         iter = g_hash_table_lookup(service_hash, service->identifier);
1041         if (iter != NULL)
1042                 g_sequence_sort_changed(iter, service_compare, NULL);
1043
1044         __connman_profile_changed(FALSE);
1045
1046         if (service->state == CONNMAN_SERVICE_STATE_IDLE ||
1047                         service->state == CONNMAN_SERVICE_STATE_FAILURE)
1048                 __connman_element_request_scan(CONNMAN_ELEMENT_TYPE_UNKNOWN);
1049
1050         return 0;
1051 }
1052
1053 int __connman_service_indicate_error(struct connman_service *service,
1054                                         enum connman_service_error error)
1055 {
1056         DBG("service %p error %d", service, error);
1057
1058         if (service == NULL)
1059                 return -EINVAL;
1060
1061         service->error = error;
1062
1063         return __connman_service_indicate_state(service,
1064                                         CONNMAN_SERVICE_STATE_FAILURE);
1065 }
1066
1067 int __connman_service_indicate_default(struct connman_service *service)
1068 {
1069         DBG("service %p", service);
1070
1071         return 0;
1072 }
1073
1074 int __connman_service_connect(struct connman_service *service)
1075 {
1076         int err;
1077
1078         DBG("service %p", service);
1079
1080         if (service->state == CONNMAN_SERVICE_STATE_READY)
1081                 return -EISCONN;
1082
1083         if (is_connecting(service) == TRUE)
1084                 return -EALREADY;
1085
1086         if (service->network != NULL) {
1087                 unsigned int ssid_len;
1088
1089                 if (connman_network_get_blob(service->network, "WiFi.SSID",
1090                                                      &ssid_len) == NULL)
1091                         return -EINVAL;
1092
1093                 connman_network_set_string(service->network,
1094                                 "WiFi.Passphrase", service->passphrase);
1095
1096                 err = __connman_network_connect(service->network);
1097         } else if (service->device != NULL) {
1098                 if (service->favorite == FALSE)
1099                         return -ENOLINK;
1100
1101                 err = __connman_device_connect(service->device);
1102         } else
1103                 return -EOPNOTSUPP;
1104
1105         if (err < 0) {
1106                 if (err != -EINPROGRESS)
1107                         return err;
1108
1109                 service->timeout = g_timeout_add_seconds(45,
1110                                                 connect_timeout, service);
1111
1112                 return -EINPROGRESS;
1113         }
1114
1115         return 0;
1116 }
1117
1118 int __connman_service_disconnect(struct connman_service *service)
1119 {
1120         int err;
1121
1122         DBG("service %p", service);
1123
1124         if (service->network != NULL) {
1125                 err = __connman_network_disconnect(service->network);
1126         } else if (service->device != NULL) {
1127                 if (service->favorite == FALSE)
1128                         return -ENOLINK;
1129                 err = __connman_device_disconnect(service->device);
1130         } else
1131                 return -EOPNOTSUPP;
1132
1133         if (err < 0) {
1134                 if (err != -EINPROGRESS)
1135                         return err;
1136
1137                 return -EINPROGRESS;
1138         }
1139
1140         return 0;
1141 }
1142
1143 /**
1144  * __connman_service_lookup:
1145  * @identifier: service identifier
1146  *
1147  * Look up a service by identifier (reference count will not be increased)
1148  */
1149 static struct connman_service *__connman_service_lookup(const char *identifier)
1150 {
1151         GSequenceIter *iter;
1152
1153         iter = g_hash_table_lookup(service_hash, identifier);
1154         if (iter != NULL)
1155                 return g_sequence_get(iter);
1156
1157         return NULL;
1158 }
1159
1160 int __connman_service_create_and_connect(DBusMessage *msg)
1161 {
1162         struct connman_service *service;
1163         struct connman_device *device;
1164         DBusMessageIter iter, array;
1165         const char *mode = "managed", *security = "none";
1166         const char *type = NULL, *ssid = NULL, *passphrase = NULL;
1167         const char *ident;
1168         char *name, *group;
1169         int err;
1170
1171         dbus_message_iter_init(msg, &iter);
1172         dbus_message_iter_recurse(&iter, &array);
1173
1174         while (dbus_message_iter_get_arg_type(&array) == DBUS_TYPE_DICT_ENTRY) {
1175                 DBusMessageIter entry, value;
1176                 const char *key;
1177
1178                 dbus_message_iter_recurse(&array, &entry);
1179                 dbus_message_iter_get_basic(&entry, &key);
1180
1181                 dbus_message_iter_next(&entry);
1182                 dbus_message_iter_recurse(&entry, &value);
1183
1184                 switch (dbus_message_iter_get_arg_type(&value)) {
1185                 case DBUS_TYPE_STRING:
1186                         if (g_str_equal(key, "Type") == TRUE)
1187                                 dbus_message_iter_get_basic(&value, &type);
1188                         else if (g_str_equal(key, "WiFi.Mode") == TRUE ||
1189                                         g_str_equal(key, "Mode") == TRUE)
1190                                 dbus_message_iter_get_basic(&value, &mode);
1191                         else if (g_str_equal(key, "WiFi.Security") == TRUE ||
1192                                         g_str_equal(key, "Security") == TRUE)
1193                                 dbus_message_iter_get_basic(&value, &security);
1194                         else if (g_str_equal(key, "WiFi.Passphrase") == TRUE ||
1195                                         g_str_equal(key, "Passphrase") == TRUE)
1196                                 dbus_message_iter_get_basic(&value, &passphrase);
1197                         else if (g_str_equal(key, "WiFi.SSID") == TRUE ||
1198                                         g_str_equal(key, "SSID") == TRUE)
1199                                 dbus_message_iter_get_basic(&value, &ssid);
1200                 }
1201
1202                 dbus_message_iter_next(&array);
1203         }
1204
1205         if (type == NULL)
1206                 return -EINVAL;
1207
1208         if (g_strcmp0(type, "wifi") != 0 || g_strcmp0(mode, "managed") != 0)
1209                 return -EOPNOTSUPP;
1210
1211         if (ssid == NULL)
1212                 return -EINVAL;
1213
1214         device = __connman_element_find_device(CONNMAN_DEVICE_TYPE_WIFI);
1215         if (device == NULL)
1216                 return -EOPNOTSUPP;
1217
1218         ident = __connman_device_get_ident(device);
1219         if (ident == NULL)
1220                 return -EOPNOTSUPP;
1221
1222         group = connman_wifi_build_group_name((unsigned char *) ssid,
1223                                                 strlen(ssid), mode, security);
1224         if (group == NULL)
1225                 return -EINVAL;
1226
1227         name = g_strdup_printf("%s_%s_%s", type, ident, group);
1228
1229         g_free(group);
1230
1231         service = __connman_service_lookup(name);
1232
1233         g_free(name);
1234
1235         if (service != NULL) {
1236                 if (passphrase != NULL) {
1237                         g_free(service->passphrase);
1238                         service->passphrase = g_strdup(passphrase);
1239                 }
1240
1241                 err = __connman_service_connect(service);
1242                 if (err < 0 && err != -EINPROGRESS)
1243                         return err;
1244
1245                 g_dbus_send_reply(connection, msg,
1246                                         DBUS_TYPE_OBJECT_PATH, &service->path,
1247                                                         DBUS_TYPE_INVALID);
1248
1249                 return 0;
1250         }
1251
1252         return -EOPNOTSUPP;
1253 }
1254
1255 /**
1256  * __connman_service_get:
1257  * @identifier: service identifier
1258  *
1259  * Look up a service by identifier or create a new one if not found
1260  */
1261 static struct connman_service *__connman_service_get(const char *identifier)
1262 {
1263         struct connman_service *service;
1264         GSequenceIter *iter;
1265
1266         iter = g_hash_table_lookup(service_hash, identifier);
1267         if (iter != NULL) {
1268                 service = g_sequence_get(iter);
1269                 if (service != NULL)
1270                         g_atomic_int_inc(&service->refcount);
1271                 return service;
1272         }
1273
1274         service = connman_service_create();
1275         if (service == NULL)
1276                 return NULL;
1277
1278         DBG("service %p", service);
1279
1280         service->identifier = g_strdup(identifier);
1281
1282         service->profile = g_strdup(__connman_profile_active_ident());
1283
1284         __connman_storage_load_service(service);
1285
1286         iter = g_sequence_insert_sorted(service_list, service,
1287                                                 service_compare, NULL);
1288
1289         g_hash_table_insert(service_hash, service->identifier, iter);
1290
1291         return service;
1292 }
1293
1294 static int service_register(struct connman_service *service)
1295 {
1296         const char *path = __connman_profile_active_path();
1297         GSequenceIter *iter;
1298
1299         DBG("service %p", service);
1300
1301         if (service->path != NULL)
1302                 return -EALREADY;
1303
1304         service->path = g_strdup_printf("%s/%s", path, service->identifier);
1305
1306         DBG("path %s", service->path);
1307
1308         g_dbus_register_interface(connection, service->path,
1309                                         CONNMAN_SERVICE_INTERFACE,
1310                                         service_methods, service_signals,
1311                                                         NULL, service, NULL);
1312
1313         __connman_storage_load_service(service);
1314
1315         iter = g_hash_table_lookup(service_hash, service->identifier);
1316         if (iter != NULL)
1317                 g_sequence_sort_changed(iter, service_compare, NULL);
1318
1319         __connman_profile_changed(TRUE);
1320
1321         return 0;
1322 }
1323
1324 /**
1325  * connman_service_lookup_from_device:
1326  * @device: device structure
1327  *
1328  * Look up a service by device (reference count will not be increased)
1329  */
1330 struct connman_service *__connman_service_lookup_from_device(struct connman_device *device)
1331 {
1332         struct connman_service *service;
1333         const char *ident;
1334         char *name;
1335
1336         ident = __connman_device_get_ident(device);
1337         if (ident == NULL)
1338                 return NULL;
1339
1340         name = g_strdup_printf("%s_%s",
1341                                 __connman_device_get_type(device), ident);
1342
1343         service = __connman_service_lookup(name);
1344
1345         g_free(name);
1346
1347         return service;
1348 }
1349
1350 static enum connman_service_type convert_device_type(struct connman_device *device)
1351 {
1352         enum connman_device_type type = connman_device_get_type(device);
1353
1354         switch (type) {
1355         case CONNMAN_DEVICE_TYPE_UNKNOWN:
1356         case CONNMAN_DEVICE_TYPE_VENDOR:
1357         case CONNMAN_DEVICE_TYPE_WIFI:
1358         case CONNMAN_DEVICE_TYPE_WIMAX:
1359         case CONNMAN_DEVICE_TYPE_BLUETOOTH:
1360         case CONNMAN_DEVICE_TYPE_GPS:
1361         case CONNMAN_DEVICE_TYPE_MBM:
1362         case CONNMAN_DEVICE_TYPE_HSO:
1363         case CONNMAN_DEVICE_TYPE_NOZOMI:
1364         case CONNMAN_DEVICE_TYPE_HUAWEI:
1365         case CONNMAN_DEVICE_TYPE_NOVATEL:
1366                 break;
1367         case CONNMAN_DEVICE_TYPE_ETHERNET:
1368                 return CONNMAN_SERVICE_TYPE_ETHERNET;
1369         }
1370
1371         return CONNMAN_SERVICE_TYPE_UNKNOWN;
1372 }
1373
1374 /**
1375  * connman_service_create_from_device:
1376  * @device: device structure
1377  *
1378  * Look up service by device and if not found, create one
1379  */
1380 struct connman_service *__connman_service_create_from_device(struct connman_device *device)
1381 {
1382         struct connman_service *service;
1383         const char *ident;
1384         char *name;
1385
1386         ident = __connman_device_get_ident(device);
1387         if (ident == NULL)
1388                 return NULL;
1389
1390         name = g_strdup_printf("%s_%s",
1391                                 __connman_device_get_type(device), ident);
1392
1393         service = __connman_service_get(name);
1394         if (service == NULL)
1395                 goto done;
1396
1397         if (service->path != NULL) {
1398                 __connman_service_put(service);
1399                 service = NULL;
1400                 goto done;
1401         }
1402
1403         service->type = convert_device_type(device);
1404
1405         service->device = device;
1406
1407         service_register(service);
1408
1409         if (service->favorite == TRUE)
1410                 __connman_service_auto_connect();
1411
1412 done:
1413         g_free(name);
1414
1415         return service;
1416 }
1417
1418 /**
1419  * connman_service_lookup_from_network:
1420  * @network: network structure
1421  *
1422  * Look up a service by network (reference count will not be increased)
1423  */
1424 struct connman_service *__connman_service_lookup_from_network(struct connman_network *network)
1425 {
1426         struct connman_service *service;
1427         const char *ident, *group;
1428         char *name;
1429
1430         ident = __connman_network_get_ident(network);
1431         if (ident == NULL)
1432                 return NULL;
1433
1434         group = connman_network_get_group(network);
1435         if (group == NULL)
1436                 return NULL;
1437
1438         name = g_strdup_printf("%s_%s_%s",
1439                         __connman_network_get_type(network), ident, group);
1440
1441         service = __connman_service_lookup(name);
1442
1443         g_free(name);
1444
1445         return service;
1446 }
1447
1448 unsigned int __connman_service_get_order(struct connman_service *service)
1449 {
1450         GSequenceIter *iter;
1451
1452         if (service == NULL)
1453                 return 0;
1454
1455         if (service->favorite == FALSE)
1456                 return 0;
1457
1458         iter = g_hash_table_lookup(service_hash, service->identifier);
1459         if (iter != NULL) {
1460                 if (g_sequence_iter_get_position(iter) == 0)
1461                         return 1;
1462         }
1463
1464         return service->order;
1465 }
1466
1467 static enum connman_service_type convert_network_type(struct connman_network *network)
1468 {
1469         enum connman_network_type type = connman_network_get_type(network);
1470
1471         switch (type) {
1472         case CONNMAN_NETWORK_TYPE_UNKNOWN:
1473         case CONNMAN_NETWORK_TYPE_VENDOR:
1474         case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
1475         case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
1476                 break;
1477         case CONNMAN_NETWORK_TYPE_MBM:
1478         case CONNMAN_NETWORK_TYPE_HSO:
1479                 return CONNMAN_SERVICE_TYPE_CELLULAR;
1480         case CONNMAN_NETWORK_TYPE_WIFI:
1481                 return CONNMAN_SERVICE_TYPE_WIFI;
1482         case CONNMAN_NETWORK_TYPE_WIMAX:
1483                 return CONNMAN_SERVICE_TYPE_WIMAX;
1484         }
1485
1486         return CONNMAN_SERVICE_TYPE_UNKNOWN;
1487 }
1488
1489 static enum connman_service_mode convert_wifi_mode(const char *mode)
1490 {
1491         if (mode == NULL)
1492                 return CONNMAN_SERVICE_MODE_UNKNOWN;
1493         else if (g_str_equal(mode, "managed") == TRUE)
1494                 return CONNMAN_SERVICE_MODE_MANAGED;
1495         else if (g_str_equal(mode, "adhoc") == TRUE)
1496                 return CONNMAN_SERVICE_MODE_ADHOC;
1497         else
1498                 return CONNMAN_SERVICE_MODE_UNKNOWN;
1499 }
1500
1501 static enum connman_service_mode convert_wifi_security(const char *security)
1502 {
1503         if (security == NULL)
1504                 return CONNMAN_SERVICE_SECURITY_UNKNOWN;
1505         else if (g_str_equal(security, "none") == TRUE)
1506                 return CONNMAN_SERVICE_SECURITY_NONE;
1507         else if (g_str_equal(security, "wep") == TRUE)
1508                 return CONNMAN_SERVICE_SECURITY_WEP;
1509         else if (g_str_equal(security, "wpa") == TRUE)
1510                 return CONNMAN_SERVICE_SECURITY_WPA;
1511         else if (g_str_equal(security, "rsn") == TRUE)
1512                 return CONNMAN_SERVICE_SECURITY_RSN;
1513         else
1514                 return CONNMAN_SERVICE_SECURITY_UNKNOWN;
1515 }
1516
1517 static void update_from_network(struct connman_service *service,
1518                                         struct connman_network *network)
1519 {
1520         connman_uint8_t strength = service->strength;
1521         GSequenceIter *iter;
1522         const char *str;
1523
1524         if (service->state == CONNMAN_SERVICE_STATE_READY)
1525                 return;
1526
1527         if (is_connecting(service) == TRUE)
1528                 return;
1529
1530         str = connman_network_get_string(network, "Name");
1531         if (str != NULL) {
1532                 g_free(service->name);
1533                 service->name = g_strdup(str);
1534                 service->hidden = FALSE;
1535         } else {
1536                 g_free(service->name);
1537                 service->name = NULL;
1538                 service->hidden = TRUE;
1539         }
1540
1541         service->strength = connman_network_get_uint8(network, "Strength");
1542
1543         str = connman_network_get_string(network, "WiFi.Mode");
1544         service->mode = convert_wifi_mode(str);
1545
1546         str = connman_network_get_string(network, "WiFi.Security");
1547         service->security = convert_wifi_security(str);
1548
1549         if (service->strength > strength && service->network != NULL) {
1550                 connman_network_unref(service->network);
1551                 service->network = connman_network_ref(network);
1552
1553                 strength_changed(service);
1554         }
1555
1556         if (service->network == NULL)
1557                 service->network = connman_network_ref(network);
1558
1559         iter = g_hash_table_lookup(service_hash, service->identifier);
1560         if (iter != NULL)
1561                 g_sequence_sort_changed(iter, service_compare, NULL);
1562 }
1563
1564 /**
1565  * connman_service_create_from_network:
1566  * @network: network structure
1567  *
1568  * Look up service by network and if not found, create one
1569  */
1570 struct connman_service *__connman_service_create_from_network(struct connman_network *network)
1571 {
1572         struct connman_service *service;
1573         const char *ident, *group;
1574         char *name;
1575
1576         service = __connman_service_lookup_from_network(network);
1577         if (service != NULL) {
1578                 if (service->timeout > 0 && service->pending == NULL) {
1579                         g_source_remove(service->timeout);
1580                         service->timeout = 0;
1581
1582                         set_idle(service);
1583                 }
1584
1585                 update_from_network(service, network);
1586                 return service;
1587         }
1588
1589         ident = __connman_network_get_ident(network);
1590         if (ident == NULL)
1591                 return NULL;
1592
1593         group = connman_network_get_group(network);
1594         if (group == NULL)
1595                 return NULL;
1596
1597         if (__connman_network_get_weakness(network) == TRUE)
1598                 return NULL;
1599
1600         name = g_strdup_printf("%s_%s_%s",
1601                         __connman_network_get_type(network), ident, group);
1602
1603         service = __connman_service_get(name);
1604         if (service == NULL)
1605                 goto done;
1606
1607         if (service->path != NULL) {
1608                 update_from_network(service, network);
1609
1610                 __connman_profile_changed(TRUE);
1611
1612                 __connman_service_put(service);
1613                 service = NULL;
1614                 goto done;
1615         }
1616
1617         service->type = convert_network_type(network);
1618
1619         service->state = CONNMAN_SERVICE_STATE_IDLE;
1620
1621         update_from_network(service, network);
1622
1623         service_register(service);
1624
1625         if (service->favorite == TRUE)
1626                 __connman_service_auto_connect();
1627
1628 done:
1629         g_free(name);
1630
1631         return service;
1632 }
1633
1634 static int service_load(struct connman_service *service)
1635 {
1636         GKeyFile *keyfile;
1637         gchar *pathname, *data = NULL;
1638         gsize length;
1639         gchar *str;
1640         unsigned int ssid_len;
1641         int err = 0;
1642
1643         DBG("service %p", service);
1644
1645         if (service->profile == NULL)
1646                 return -EINVAL;
1647
1648         pathname = g_strdup_printf("%s/%s.conf", STORAGEDIR, service->profile);
1649         if (pathname == NULL)
1650                 return -ENOMEM;
1651
1652         keyfile = g_key_file_new();
1653
1654         if (g_file_get_contents(pathname, &data, &length, NULL) == FALSE) {
1655                 g_free(pathname);
1656                 return -ENOENT;
1657         }
1658
1659         g_free(pathname);
1660
1661         if (g_key_file_load_from_data(keyfile, data, length,
1662                                                         0, NULL) == FALSE) {
1663                 g_free(data);
1664                 return -EILSEQ;
1665         }
1666
1667         g_free(data);
1668
1669         switch (service->type) {
1670         case CONNMAN_SERVICE_TYPE_UNKNOWN:
1671         case CONNMAN_SERVICE_TYPE_ETHERNET:
1672                 break;
1673         case CONNMAN_SERVICE_TYPE_WIFI:
1674                 if (service->name == NULL) {
1675                         gchar *name;
1676
1677                         name = g_key_file_get_string(keyfile,
1678                                         service->identifier, "Name", NULL);
1679                         if (name != NULL) {
1680                                 g_free(service->name);
1681                                 service->name = name;
1682                         }
1683
1684                         if (service->network != NULL)
1685                                 connman_network_set_name(service->network,
1686                                                                         name);
1687                 }
1688
1689                 if (service->network &&
1690                                 connman_network_get_blob(service->network,
1691                                         "WiFi.SSID", &ssid_len) == NULL) {
1692                         gchar *hex_ssid;
1693
1694                         hex_ssid = g_key_file_get_string(keyfile,
1695                                                         service->identifier,
1696                                                                 "SSID", NULL);
1697
1698                         if (hex_ssid != NULL) {
1699                                 gchar *ssid;
1700                                 unsigned int i, j = 0, hex;
1701                                 size_t hex_ssid_len = strlen(hex_ssid);
1702
1703                                 ssid = g_try_malloc0(hex_ssid_len / 2);
1704                                 if (ssid == NULL) {
1705                                         g_free(hex_ssid);
1706                                         err = -ENOMEM;
1707                                         goto done;
1708                                 }
1709
1710                                 for (i = 0; i < hex_ssid_len; i += 2) {
1711                                         sscanf(hex_ssid + i, "%02x", &hex);
1712                                         ssid[j++] = hex;
1713                                 }
1714
1715                                 connman_network_set_blob(service->network,
1716                                         "WiFi.SSID", ssid, hex_ssid_len / 2);
1717                         }
1718
1719                         g_free(hex_ssid);
1720                 }
1721                 /* fall through */
1722
1723         case CONNMAN_SERVICE_TYPE_WIMAX:
1724         case CONNMAN_SERVICE_TYPE_BLUETOOTH:
1725         case CONNMAN_SERVICE_TYPE_CELLULAR:
1726                 service->favorite = g_key_file_get_boolean(keyfile,
1727                                 service->identifier, "Favorite", NULL);
1728
1729                 str = g_key_file_get_string(keyfile,
1730                                 service->identifier, "Failure", NULL);
1731                 if (str != NULL) {
1732                         service->state = CONNMAN_SERVICE_STATE_FAILURE;
1733                         service->error = string2error(str);
1734                 }
1735                 break;
1736         }
1737
1738         str = g_key_file_get_string(keyfile,
1739                                 service->identifier, "Modified", NULL);
1740         if (str != NULL) {
1741                 g_time_val_from_iso8601(str, &service->modified);
1742                 g_free(str);
1743         }
1744
1745         str = g_key_file_get_string(keyfile,
1746                                 service->identifier, "Passphrase", NULL);
1747         if (str != NULL) {
1748                 g_free(service->passphrase);
1749                 service->passphrase = str;
1750         }
1751
1752         __connman_ipconfig_load(service->ipconfig, keyfile,
1753                                         service->identifier, "IPv4.");
1754
1755 done:
1756         g_key_file_free(keyfile);
1757
1758         return err;
1759 }
1760
1761 static int service_save(struct connman_service *service)
1762 {
1763         GKeyFile *keyfile;
1764         gchar *pathname, *data = NULL;
1765         gsize length;
1766         gchar *str;
1767         int err = 0;
1768
1769         DBG("service %p", service);
1770
1771         if (service->profile == NULL)
1772                 return -EINVAL;
1773
1774         pathname = g_strdup_printf("%s/%s.conf", STORAGEDIR, service->profile);
1775         if (pathname == NULL)
1776                 return -ENOMEM;
1777
1778         keyfile = g_key_file_new();
1779
1780         if (g_file_get_contents(pathname, &data, &length, NULL) == FALSE)
1781                 goto update;
1782
1783         if (length > 0) {
1784                 if (g_key_file_load_from_data(keyfile, data, length,
1785                                                         0, NULL) == FALSE)
1786                         goto done;
1787         }
1788
1789         g_free(data);
1790
1791 update:
1792         if (service->name != NULL)
1793                 g_key_file_set_string(keyfile, service->identifier,
1794                                                 "Name", service->name);
1795
1796         switch (service->type) {
1797         case CONNMAN_SERVICE_TYPE_UNKNOWN:
1798         case CONNMAN_SERVICE_TYPE_ETHERNET:
1799                 break;
1800         case CONNMAN_SERVICE_TYPE_WIFI:
1801                 if (service->network) {
1802                         const unsigned char *ssid;
1803                         unsigned int ssid_len = 0;
1804
1805                         ssid = connman_network_get_blob(service->network,
1806                                                         "WiFi.SSID", &ssid_len);
1807
1808                         if (ssid != NULL && ssid_len > 0 && ssid[0] != '\0') {
1809                                 char *identifier = service->identifier;
1810                                 GString *str;
1811                                 unsigned int i;
1812
1813                                 str = g_string_sized_new(ssid_len * 2);
1814                                 if (str == NULL) {
1815                                         err = -ENOMEM;
1816                                         goto done;
1817                                 }
1818
1819                                 for (i = 0; i < ssid_len; i++)
1820                                         g_string_append_printf(str,
1821                                                         "%02x", ssid[i]);
1822
1823                                 g_key_file_set_string(keyfile, identifier,
1824                                                         "SSID", str->str);
1825
1826                                 g_string_free(str, TRUE);
1827                         }
1828                 }
1829                 /* fall through */
1830
1831         case CONNMAN_SERVICE_TYPE_WIMAX:
1832         case CONNMAN_SERVICE_TYPE_BLUETOOTH:
1833         case CONNMAN_SERVICE_TYPE_CELLULAR:
1834                 g_key_file_set_boolean(keyfile, service->identifier,
1835                                         "Favorite", service->favorite);
1836
1837                 if (service->state == CONNMAN_SERVICE_STATE_FAILURE) {
1838                         const char *failure = error2string(service->error);
1839                         if (failure != NULL)
1840                                 g_key_file_set_string(keyfile,
1841                                                         service->identifier,
1842                                                         "Failure", failure);
1843                 } else {
1844                         g_key_file_remove_key(keyfile, service->identifier,
1845                                                         "Failure", NULL);
1846                 }
1847                 break;
1848         }
1849
1850         str = g_time_val_to_iso8601(&service->modified);
1851         if (str != NULL) {
1852                 g_key_file_set_string(keyfile, service->identifier,
1853                                                         "Modified", str);
1854                 g_free(str);
1855         }
1856
1857         if (service->passphrase != NULL)
1858                 g_key_file_set_string(keyfile, service->identifier,
1859                                         "Passphrase", service->passphrase);
1860         else
1861                 g_key_file_remove_key(keyfile, service->identifier,
1862                                                         "Passphrase", NULL);
1863
1864         __connman_ipconfig_save(service->ipconfig, keyfile,
1865                                         service->identifier, "IPv4.");
1866
1867         data = g_key_file_to_data(keyfile, &length, NULL);
1868
1869         if (g_file_set_contents(pathname, data, length, NULL) == FALSE)
1870                 connman_error("Failed to store service information");
1871
1872 done:
1873         g_free(data);
1874
1875         g_key_file_free(keyfile);
1876
1877         g_free(pathname);
1878
1879         return err;
1880 }
1881
1882 static struct connman_storage service_storage = {
1883         .name           = "service",
1884         .priority       = CONNMAN_STORAGE_PRIORITY_LOW,
1885         .service_load   = service_load,
1886         .service_save   = service_save,
1887 };
1888
1889 int __connman_service_init(void)
1890 {
1891         DBG("");
1892
1893         connection = connman_dbus_get_connection();
1894
1895         if (connman_storage_register(&service_storage) < 0)
1896                 connman_error("Failed to register service storage");
1897
1898         service_hash = g_hash_table_new_full(g_str_hash, g_str_equal,
1899                                                                 NULL, NULL);
1900
1901         service_list = g_sequence_new(service_free);
1902
1903         return 0;
1904 }
1905
1906 void __connman_service_cleanup(void)
1907 {
1908         DBG("");
1909
1910         g_sequence_free(service_list);
1911         service_list = NULL;
1912
1913         g_hash_table_destroy(service_hash);
1914         service_hash = NULL;
1915
1916         connman_storage_unregister(&service_storage);
1917
1918         dbus_connection_unref(connection);
1919 }