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                         __connman_service_disconnect(service);
 818
 819                         if (service->network != NULL) {
 820                                 connman_network_unref(service->network);
 821                                 service->network = NULL;
 822                         }
 823
 824                         service->state = CONNMAN_SERVICE_STATE_FAILURE;
 825                         service->error = CONNMAN_SERVICE_ERROR_OUT_OF_RANGE;
 826                         state_changed(service);
 827
 828                         service->timeout = g_timeout_add_seconds(interval,
 829                                                         remove_timeout, iter);
 830                 } else
 831                         service_free(service);
 832         }
 833 }
 834
 835 static void __connman_service_initialize(struct connman_service *service)
 836 {
 837         DBG("service %p", service);
 838
 839         service->refcount = 1;
 840
 841         service->type     = CONNMAN_SERVICE_TYPE_UNKNOWN;
 842         service->mode     = CONNMAN_SERVICE_MODE_UNKNOWN;
 843         service->security = CONNMAN_SERVICE_SECURITY_UNKNOWN;
 844         service->state    = CONNMAN_SERVICE_STATE_UNKNOWN;
 845
 846         service->favorite = FALSE;
 847         service->hidden = FALSE;
 848
 849         service->ignore = FALSE;
 850
 851         service->order = 0;
 852 }
 853
 854 /**
 855  * connman_service_create:
 856  *
 857  * Allocate a new service.
 858  *
 859  * Returns: a newly-allocated #connman_service structure
 860  */
 861 struct connman_service *connman_service_create(void)
 862 {
 863         struct connman_service *service;
 864
 865         service = g_try_new0(struct connman_service, 1);
 866         if (service == NULL)
 867                 return NULL;
 868
 869         DBG("service %p", service);
 870
 871         __connman_service_initialize(service);
 872
 873         service->ipconfig = connman_ipconfig_create();
 874         if (service->ipconfig == NULL) {
 875                 g_free(service);
 876                 return NULL;
 877         }
 878
 879         connman_ipconfig_set_method(service->ipconfig,
 880                                         CONNMAN_IPCONFIG_METHOD_DHCP);
 881
 882         return service;
 883 }
 884
 885 /**
 886  * connman_service_ref:
 887  * @service: service structure
 888  *
 889  * Increase reference counter of service
 890  */
 891 struct connman_service *connman_service_ref(struct connman_service *service)
 892 {
 893         g_atomic_int_inc(&service->refcount);
 894
 895         return service;
 896 }
 897
 898 /**
 899  * connman_service_unref:
 900  * @service: service structure
 901  *
 902  * Decrease reference counter of service
 903  */
 904 void connman_service_unref(struct connman_service *service)
 905 {
 906         __connman_service_put(service);
 907 }
 908
 909 static gint service_compare(gconstpointer a, gconstpointer b,
 910                                                         gpointer user_data)
 911 {
 912         struct connman_service *service_a = (void *) a;
 913         struct connman_service *service_b = (void *) b;
 914
 915         if (service_a->state != service_b->state) {
 916                 if (service_a->state == CONNMAN_SERVICE_STATE_READY)
 917                         return -1;
 918                 if (service_b->state == CONNMAN_SERVICE_STATE_READY)
 919                         return 1;
 920         }
 921
 922         if (service_a->order > service_b->order)
 923                 return -1;
 924
 925         if (service_a->order < service_b->order)
 926                 return 1;
 927
 928         if (service_a->favorite == TRUE && service_b->favorite == FALSE)
 929                 return -1;
 930
 931         if (service_a->favorite == FALSE && service_b->favorite == TRUE)
 932                 return 1;
 933
 934         return (gint) service_b->strength - (gint) service_a->strength;
 935 }
 936
 937 /**
 938  * connman_service_set_favorite:
 939  * @service: service structure
 940  * @favorite: favorite value
 941  *
 942  * Change the favorite setting of service
 943  */
 944 int connman_service_set_favorite(struct connman_service *service,
 945                                                 connman_bool_t favorite)
 946 {
 947         GSequenceIter *iter;
 948
 949         iter = g_hash_table_lookup(service_hash, service->identifier);
 950         if (iter == NULL)
 951                 return -ENOENT;
 952
 953         if (service->favorite == favorite)
 954                 return -EALREADY;
 955
 956         service->favorite = favorite;
 957
 958         g_sequence_sort_changed(iter, service_compare, NULL);
 959
 960         __connman_profile_changed(FALSE);
 961
 962         return 0;
 963 }
 964
 965 int __connman_service_set_carrier(struct connman_service *service,
 966                                                 connman_bool_t carrier)
 967 {
 968         DBG("service %p carrier %d", service, carrier);
 969
 970         if (service == NULL)
 971                 return -EINVAL;
 972
 973         switch (service->type) {
 974         case CONNMAN_SERVICE_TYPE_UNKNOWN:
 975         case CONNMAN_SERVICE_TYPE_WIFI:
 976         case CONNMAN_SERVICE_TYPE_WIMAX:
 977         case CONNMAN_SERVICE_TYPE_BLUETOOTH:
 978         case CONNMAN_SERVICE_TYPE_CELLULAR:
 979                 return -EINVAL;
 980         case CONNMAN_SERVICE_TYPE_ETHERNET:
 981                 break;
 982         }
 983
 984         if (carrier == FALSE) {
 985                 service->state = CONNMAN_SERVICE_STATE_DISCONNECT;
 986                 state_changed(service);
 987
 988                 service->state = CONNMAN_SERVICE_STATE_IDLE;
 989                 state_changed(service);
 990         } else {
 991                 service->state = CONNMAN_SERVICE_STATE_CARRIER;
 992                 state_changed(service);
 993         }
 994
 995         return connman_service_set_favorite(service, carrier);
 996 }
 997
 998 int __connman_service_indicate_state(struct connman_service *service,
 999                                         enum connman_service_state state)
1000 {
1001         GSequenceIter *iter;
1002
1003         DBG("service %p state %d", service, state);
1004
1005         if (service == NULL)
1006                 return -EINVAL;
1007
1008         if (state == CONNMAN_SERVICE_STATE_CARRIER)
1009                 return __connman_service_set_carrier(service, TRUE);
1010
1011         if (service->state == state)
1012                 return -EALREADY;
1013
1014         if (service->state == CONNMAN_SERVICE_STATE_FAILURE &&
1015                                 state == CONNMAN_SERVICE_STATE_IDLE)
1016                 return -EINVAL;
1017
1018         if (service->state == CONNMAN_SERVICE_STATE_IDLE &&
1019                                 state == CONNMAN_SERVICE_STATE_DISCONNECT)
1020                 return -EINVAL;
1021
1022         if (state == CONNMAN_SERVICE_STATE_IDLE &&
1023                         service->state != CONNMAN_SERVICE_STATE_DISCONNECT) {
1024                 service->state = CONNMAN_SERVICE_STATE_DISCONNECT;
1025                 state_changed(service);
1026
1027                 __connman_service_disconnect(service);
1028         }
1029
1030         service->state = state;
1031         state_changed(service);
1032
1033         if (state == CONNMAN_SERVICE_STATE_READY) {
1034                 connman_service_set_favorite(service, TRUE);
1035
1036                 reply_pending(service, 0);
1037
1038                 g_get_current_time(&service->modified);
1039                 __connman_storage_save_service(service);
1040         }
1041
1042         if (state == CONNMAN_SERVICE_STATE_FAILURE) {
1043                 reply_pending(service, EIO);
1044
1045                 g_get_current_time(&service->modified);
1046                 __connman_storage_save_service(service);
1047         } else
1048                 service->error = CONNMAN_SERVICE_ERROR_UNKNOWN;
1049
1050         iter = g_hash_table_lookup(service_hash, service->identifier);
1051         if (iter != NULL)
1052                 g_sequence_sort_changed(iter, service_compare, NULL);
1053
1054         __connman_profile_changed(FALSE);
1055
1056         if (service->state == CONNMAN_SERVICE_STATE_IDLE ||
1057                         service->state == CONNMAN_SERVICE_STATE_FAILURE)
1058                 __connman_element_request_scan(CONNMAN_ELEMENT_TYPE_UNKNOWN);
1059
1060         return 0;
1061 }
1062
1063 int __connman_service_indicate_error(struct connman_service *service,
1064                                         enum connman_service_error error)
1065 {
1066         DBG("service %p error %d", service, error);
1067
1068         if (service == NULL)
1069                 return -EINVAL;
1070
1071         service->error = error;
1072
1073         return __connman_service_indicate_state(service,
1074                                         CONNMAN_SERVICE_STATE_FAILURE);
1075 }
1076
1077 int __connman_service_indicate_default(struct connman_service *service)
1078 {
1079         DBG("service %p", service);
1080
1081         return 0;
1082 }
1083
1084 int __connman_service_connect(struct connman_service *service)
1085 {
1086         int err;
1087
1088         DBG("service %p", service);
1089
1090         if (service->state == CONNMAN_SERVICE_STATE_READY)
1091                 return -EISCONN;
1092
1093         if (is_connecting(service) == TRUE)
1094                 return -EALREADY;
1095
1096         if (service->network != NULL) {
1097                 unsigned int ssid_len;
1098
1099                 if (connman_network_get_blob(service->network, "WiFi.SSID",
1100                                                      &ssid_len) == NULL)
1101                         return -EINVAL;
1102
1103                 connman_network_set_string(service->network,
1104                                 "WiFi.Passphrase", service->passphrase);
1105
1106                 err = __connman_network_connect(service->network);
1107         } else if (service->device != NULL) {
1108                 if (service->favorite == FALSE)
1109                         return -ENOLINK;
1110
1111                 err = __connman_device_connect(service->device);
1112         } else
1113                 return -EOPNOTSUPP;
1114
1115         if (err < 0) {
1116                 if (err != -EINPROGRESS)
1117                         return err;
1118
1119                 service->timeout = g_timeout_add_seconds(45,
1120                                                 connect_timeout, service);
1121
1122                 return -EINPROGRESS;
1123         }
1124
1125         return 0;
1126 }
1127
1128 int __connman_service_disconnect(struct connman_service *service)
1129 {
1130         int err;
1131
1132         DBG("service %p", service);
1133
1134         if (service->network != NULL) {
1135                 err = __connman_network_disconnect(service->network);
1136         } else if (service->device != NULL) {
1137                 if (service->favorite == FALSE)
1138                         return -ENOLINK;
1139                 err = __connman_device_disconnect(service->device);
1140         } else
1141                 return -EOPNOTSUPP;
1142
1143         if (err < 0) {
1144                 if (err != -EINPROGRESS)
1145                         return err;
1146
1147                 return -EINPROGRESS;
1148         }
1149
1150         return 0;
1151 }
1152
1153 /**
1154  * __connman_service_lookup:
1155  * @identifier: service identifier
1156  *
1157  * Look up a service by identifier (reference count will not be increased)
1158  */
1159 static struct connman_service *__connman_service_lookup(const char *identifier)
1160 {
1161         GSequenceIter *iter;
1162
1163         iter = g_hash_table_lookup(service_hash, identifier);
1164         if (iter != NULL)
1165                 return g_sequence_get(iter);
1166
1167         return NULL;
1168 }
1169
1170 static struct connman_network *create_hidden_wifi(struct connman_device *device,
1171                 const char *ssid, const char *mode, const char *security)
1172 {
1173         struct connman_network *network;
1174         char *name;
1175         int index;
1176         unsigned int i, ssid_len;
1177
1178         ssid_len = strlen(ssid);
1179         if (ssid_len < 1)
1180                 return NULL;
1181
1182         network = connman_network_create(NULL, CONNMAN_NETWORK_TYPE_WIFI);
1183         if (network == NULL)
1184                 return NULL;
1185
1186         connman_network_set_blob(network, "WiFi.SSID",
1187                                         (unsigned char *) ssid, ssid_len);
1188
1189         connman_network_set_string(network, "WiFi.Mode", mode);
1190         connman_network_set_string(network, "WiFi.Security", security);
1191
1192         name = g_try_malloc0(ssid_len + 1);
1193         if (name == NULL) {
1194                 connman_network_unref(network);
1195                 return NULL;
1196         }
1197
1198         for (i = 0; i < ssid_len; i++) {
1199                 if (g_ascii_isprint(ssid[i]))
1200                         name[i] = ssid[i];
1201                 else
1202                         name[i] = ' ';
1203         }
1204
1205         connman_network_set_name(network, name);
1206
1207         g_free(name);
1208
1209         index = connman_device_get_index(device);
1210         connman_network_set_index(network, index);
1211
1212         connman_network_set_protocol(network, CONNMAN_NETWORK_PROTOCOL_IP);
1213
1214         if (connman_device_add_network(device, network) < 0) {
1215                 connman_network_unref(network);
1216                 return NULL;
1217         }
1218
1219         connman_network_set_available(network, TRUE);
1220
1221         return network;
1222 }
1223
1224 int __connman_service_create_and_connect(DBusMessage *msg)
1225 {
1226         struct connman_service *service;
1227         struct connman_network *network;
1228         struct connman_device *device;
1229         DBusMessageIter iter, array;
1230         const char *mode = "managed", *security = "none";
1231         const char *type = NULL, *ssid = NULL, *passphrase = NULL;
1232         unsigned int ssid_len = 0;
1233         const char *ident;
1234         char *name, *group;
1235         gboolean created = FALSE;
1236         int err;
1237
1238         dbus_message_iter_init(msg, &iter);
1239         dbus_message_iter_recurse(&iter, &array);
1240
1241         while (dbus_message_iter_get_arg_type(&array) == DBUS_TYPE_DICT_ENTRY) {
1242                 DBusMessageIter entry, value;
1243                 const char *key;
1244
1245                 dbus_message_iter_recurse(&array, &entry);
1246                 dbus_message_iter_get_basic(&entry, &key);
1247
1248                 dbus_message_iter_next(&entry);
1249                 dbus_message_iter_recurse(&entry, &value);
1250
1251                 switch (dbus_message_iter_get_arg_type(&value)) {
1252                 case DBUS_TYPE_STRING:
1253                         if (g_str_equal(key, "Type") == TRUE)
1254                                 dbus_message_iter_get_basic(&value, &type);
1255                         else if (g_str_equal(key, "WiFi.Mode") == TRUE ||
1256                                         g_str_equal(key, "Mode") == TRUE)
1257                                 dbus_message_iter_get_basic(&value, &mode);
1258                         else if (g_str_equal(key, "WiFi.Security") == TRUE ||
1259                                         g_str_equal(key, "Security") == TRUE)
1260                                 dbus_message_iter_get_basic(&value, &security);
1261                         else if (g_str_equal(key, "WiFi.Passphrase") == TRUE ||
1262                                         g_str_equal(key, "Passphrase") == TRUE)
1263                                 dbus_message_iter_get_basic(&value, &passphrase);
1264                         else if (g_str_equal(key, "WiFi.SSID") == TRUE ||
1265                                         g_str_equal(key, "SSID") == TRUE)
1266                                 dbus_message_iter_get_basic(&value, &ssid);
1267                 }
1268
1269                 dbus_message_iter_next(&array);
1270         }
1271
1272         if (type == NULL)
1273                 return -EINVAL;
1274
1275         if (g_strcmp0(type, "wifi") != 0 || g_strcmp0(mode, "managed") != 0)
1276                 return -EOPNOTSUPP;
1277
1278         if (ssid == NULL)
1279                 return -EINVAL;
1280
1281         ssid_len = strlen(ssid);
1282         if (ssid_len < 1)
1283                 return -EINVAL;
1284
1285         device = __connman_element_find_device(CONNMAN_DEVICE_TYPE_WIFI);
1286         if (device == NULL)
1287                 return -EOPNOTSUPP;
1288
1289         ident = __connman_device_get_ident(device);
1290         if (ident == NULL)
1291                 return -EOPNOTSUPP;
1292
1293         group = connman_wifi_build_group_name((unsigned char *) ssid,
1294                                                 ssid_len, mode, security);
1295         if (group == NULL)
1296                 return -EINVAL;
1297
1298         name = g_strdup_printf("%s_%s_%s", type, ident, group);
1299
1300         service = __connman_service_lookup(name);
1301
1302         if (service != NULL)
1303                 goto done;
1304
1305         network = create_hidden_wifi(device, ssid, mode, security);
1306         if (network != NULL) {
1307                 connman_network_set_group(network, group);
1308                 created = TRUE;
1309         }
1310
1311         service = __connman_service_lookup(name);
1312
1313 done:
1314         g_free(name);
1315         g_free(group);
1316
1317         if (service == NULL) {
1318                 err = -EOPNOTSUPP;
1319                 goto failed;
1320         }
1321
1322         if (passphrase != NULL) {
1323                 g_free(service->passphrase);
1324                 service->passphrase = g_strdup(passphrase);
1325         }
1326
1327         err = __connman_service_connect(service);
1328         if (err < 0 && err != -EINPROGRESS)
1329                 goto failed;
1330
1331         g_dbus_send_reply(connection, msg,
1332                                 DBUS_TYPE_OBJECT_PATH, &service->path,
1333                                                         DBUS_TYPE_INVALID);
1334
1335         return 0;
1336
1337 failed:
1338         if (service != NULL && created == TRUE) {
1339                 struct connman_network *network = service->network;
1340
1341                 if (network != NULL) {
1342                         connman_network_set_available(network, FALSE);
1343                         __connman_device_cleanup_networks(device);
1344                 }
1345
1346                 __connman_service_put(service);
1347         }
1348
1349         return err;
1350 }
1351
1352 /**
1353  * __connman_service_get:
1354  * @identifier: service identifier
1355  *
1356  * Look up a service by identifier or create a new one if not found
1357  */
1358 static struct connman_service *__connman_service_get(const char *identifier)
1359 {
1360         struct connman_service *service;
1361         GSequenceIter *iter;
1362
1363         iter = g_hash_table_lookup(service_hash, identifier);
1364         if (iter != NULL) {
1365                 service = g_sequence_get(iter);
1366                 if (service != NULL)
1367                         g_atomic_int_inc(&service->refcount);
1368                 return service;
1369         }
1370
1371         service = connman_service_create();
1372         if (service == NULL)
1373                 return NULL;
1374
1375         DBG("service %p", service);
1376
1377         service->identifier = g_strdup(identifier);
1378
1379         service->profile = g_strdup(__connman_profile_active_ident());
1380
1381         __connman_storage_load_service(service);
1382
1383         iter = g_sequence_insert_sorted(service_list, service,
1384                                                 service_compare, NULL);
1385
1386         g_hash_table_insert(service_hash, service->identifier, iter);
1387
1388         return service;
1389 }
1390
1391 static int service_register(struct connman_service *service)
1392 {
1393         const char *path = __connman_profile_active_path();
1394         GSequenceIter *iter;
1395
1396         DBG("service %p", service);
1397
1398         if (service->path != NULL)
1399                 return -EALREADY;
1400
1401         service->path = g_strdup_printf("%s/%s", path, service->identifier);
1402
1403         DBG("path %s", service->path);
1404
1405         g_dbus_register_interface(connection, service->path,
1406                                         CONNMAN_SERVICE_INTERFACE,
1407                                         service_methods, service_signals,
1408                                                         NULL, service, NULL);
1409
1410         __connman_storage_load_service(service);
1411
1412         iter = g_hash_table_lookup(service_hash, service->identifier);
1413         if (iter != NULL)
1414                 g_sequence_sort_changed(iter, service_compare, NULL);
1415
1416         __connman_profile_changed(TRUE);
1417
1418         return 0;
1419 }
1420
1421 /**
1422  * __connman_service_lookup_from_device:
1423  * @device: device structure
1424  *
1425  * Look up a service by device (reference count will not be increased)
1426  */
1427 struct connman_service *__connman_service_lookup_from_device(struct connman_device *device)
1428 {
1429         struct connman_service *service;
1430         const char *ident;
1431         char *name;
1432
1433         ident = __connman_device_get_ident(device);
1434         if (ident == NULL)
1435                 return NULL;
1436
1437         name = g_strdup_printf("%s_%s",
1438                                 __connman_device_get_type(device), ident);
1439
1440         service = __connman_service_lookup(name);
1441
1442         g_free(name);
1443
1444         return service;
1445 }
1446
1447 static enum connman_service_type convert_device_type(struct connman_device *device)
1448 {
1449         enum connman_device_type type = connman_device_get_type(device);
1450
1451         switch (type) {
1452         case CONNMAN_DEVICE_TYPE_UNKNOWN:
1453         case CONNMAN_DEVICE_TYPE_VENDOR:
1454         case CONNMAN_DEVICE_TYPE_WIFI:
1455         case CONNMAN_DEVICE_TYPE_WIMAX:
1456         case CONNMAN_DEVICE_TYPE_BLUETOOTH:
1457         case CONNMAN_DEVICE_TYPE_GPS:
1458         case CONNMAN_DEVICE_TYPE_MBM:
1459         case CONNMAN_DEVICE_TYPE_HSO:
1460         case CONNMAN_DEVICE_TYPE_NOZOMI:
1461         case CONNMAN_DEVICE_TYPE_HUAWEI:
1462         case CONNMAN_DEVICE_TYPE_NOVATEL:
1463                 break;
1464         case CONNMAN_DEVICE_TYPE_ETHERNET:
1465                 return CONNMAN_SERVICE_TYPE_ETHERNET;
1466         }
1467
1468         return CONNMAN_SERVICE_TYPE_UNKNOWN;
1469 }
1470
1471 /**
1472  * __connman_service_create_from_device:
1473  * @device: device structure
1474  *
1475  * Look up service by device and if not found, create one
1476  */
1477 struct connman_service *__connman_service_create_from_device(struct connman_device *device)
1478 {
1479         struct connman_service *service;
1480         const char *ident;
1481         char *name;
1482
1483         ident = __connman_device_get_ident(device);
1484         if (ident == NULL)
1485                 return NULL;
1486
1487         name = g_strdup_printf("%s_%s",
1488                                 __connman_device_get_type(device), ident);
1489
1490         service = __connman_service_get(name);
1491         if (service == NULL)
1492                 goto done;
1493
1494         if (service->path != NULL) {
1495                 __connman_service_put(service);
1496                 service = NULL;
1497                 goto done;
1498         }
1499
1500         service->type = convert_device_type(device);
1501
1502         service->device = device;
1503
1504         service_register(service);
1505
1506         if (service->favorite == TRUE)
1507                 __connman_service_auto_connect();
1508
1509 done:
1510         g_free(name);
1511
1512         return service;
1513 }
1514
1515 void __connman_service_remove_from_device(struct connman_device *device)
1516 {
1517         struct connman_service *service;
1518
1519         service = __connman_service_lookup_from_device(device);
1520         if (service == NULL)
1521                 return;
1522
1523         __connman_service_put(service);
1524 }
1525
1526 /**
1527  * __connman_service_lookup_from_network:
1528  * @network: network structure
1529  *
1530  * Look up a service by network (reference count will not be increased)
1531  */
1532 struct connman_service *__connman_service_lookup_from_network(struct connman_network *network)
1533 {
1534         struct connman_service *service;
1535         const char *ident, *group;
1536         char *name;
1537
1538         ident = __connman_network_get_ident(network);
1539         if (ident == NULL)
1540                 return NULL;
1541
1542         group = connman_network_get_group(network);
1543         if (group == NULL)
1544                 return NULL;
1545
1546         name = g_strdup_printf("%s_%s_%s",
1547                         __connman_network_get_type(network), ident, group);
1548
1549         service = __connman_service_lookup(name);
1550
1551         g_free(name);
1552
1553         return service;
1554 }
1555
1556 unsigned int __connman_service_get_order(struct connman_service *service)
1557 {
1558         GSequenceIter *iter;
1559
1560         if (service == NULL)
1561                 return 0;
1562
1563         if (service->favorite == FALSE) {
1564                 service->order = 0;
1565                 goto done;
1566         }
1567
1568         iter = g_hash_table_lookup(service_hash, service->identifier);
1569         if (iter != NULL) {
1570                 if (g_sequence_iter_get_position(iter) == 0)
1571                         service->order = 1;
1572                 else
1573                         service->order = 0;
1574         }
1575
1576 done:
1577         return service->order;
1578 }
1579
1580 static enum connman_service_type convert_network_type(struct connman_network *network)
1581 {
1582         enum connman_network_type type = connman_network_get_type(network);
1583
1584         switch (type) {
1585         case CONNMAN_NETWORK_TYPE_UNKNOWN:
1586         case CONNMAN_NETWORK_TYPE_VENDOR:
1587         case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
1588         case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
1589                 break;
1590         case CONNMAN_NETWORK_TYPE_MBM:
1591         case CONNMAN_NETWORK_TYPE_HSO:
1592                 return CONNMAN_SERVICE_TYPE_CELLULAR;
1593         case CONNMAN_NETWORK_TYPE_WIFI:
1594                 return CONNMAN_SERVICE_TYPE_WIFI;
1595         case CONNMAN_NETWORK_TYPE_WIMAX:
1596                 return CONNMAN_SERVICE_TYPE_WIMAX;
1597         }
1598
1599         return CONNMAN_SERVICE_TYPE_UNKNOWN;
1600 }
1601
1602 static enum connman_service_mode convert_wifi_mode(const char *mode)
1603 {
1604         if (mode == NULL)
1605                 return CONNMAN_SERVICE_MODE_UNKNOWN;
1606         else if (g_str_equal(mode, "managed") == TRUE)
1607                 return CONNMAN_SERVICE_MODE_MANAGED;
1608         else if (g_str_equal(mode, "adhoc") == TRUE)
1609                 return CONNMAN_SERVICE_MODE_ADHOC;
1610         else
1611                 return CONNMAN_SERVICE_MODE_UNKNOWN;
1612 }
1613
1614 static enum connman_service_mode convert_wifi_security(const char *security)
1615 {
1616         if (security == NULL)
1617                 return CONNMAN_SERVICE_SECURITY_UNKNOWN;
1618         else if (g_str_equal(security, "none") == TRUE)
1619                 return CONNMAN_SERVICE_SECURITY_NONE;
1620         else if (g_str_equal(security, "wep") == TRUE)
1621                 return CONNMAN_SERVICE_SECURITY_WEP;
1622         else if (g_str_equal(security, "wpa") == TRUE)
1623                 return CONNMAN_SERVICE_SECURITY_WPA;
1624         else if (g_str_equal(security, "rsn") == TRUE)
1625                 return CONNMAN_SERVICE_SECURITY_RSN;
1626         else
1627                 return CONNMAN_SERVICE_SECURITY_UNKNOWN;
1628 }
1629
1630 static void update_from_network(struct connman_service *service,
1631                                         struct connman_network *network)
1632 {
1633         connman_uint8_t strength = service->strength;
1634         GSequenceIter *iter;
1635         const char *str;
1636
1637         if (service->state == CONNMAN_SERVICE_STATE_READY)
1638                 return;
1639
1640         if (is_connecting(service) == TRUE)
1641                 return;
1642
1643         str = connman_network_get_string(network, "Name");
1644         if (str != NULL) {
1645                 g_free(service->name);
1646                 service->name = g_strdup(str);
1647                 service->hidden = FALSE;
1648         } else {
1649                 g_free(service->name);
1650                 service->name = NULL;
1651                 service->hidden = TRUE;
1652         }
1653
1654         service->strength = connman_network_get_uint8(network, "Strength");
1655
1656         str = connman_network_get_string(network, "WiFi.Mode");
1657         service->mode = convert_wifi_mode(str);
1658
1659         str = connman_network_get_string(network, "WiFi.Security");
1660         service->security = convert_wifi_security(str);
1661
1662         if (service->strength > strength && service->network != NULL) {
1663                 connman_network_unref(service->network);
1664                 service->network = connman_network_ref(network);
1665
1666                 strength_changed(service);
1667         }
1668
1669         if (service->network == NULL)
1670                 service->network = connman_network_ref(network);
1671
1672         iter = g_hash_table_lookup(service_hash, service->identifier);
1673         if (iter != NULL)
1674                 g_sequence_sort_changed(iter, service_compare, NULL);
1675 }
1676
1677 /**
1678  * __connman_service_create_from_network:
1679  * @network: network structure
1680  *
1681  * Look up service by network and if not found, create one
1682  */
1683 struct connman_service *__connman_service_create_from_network(struct connman_network *network)
1684 {
1685         struct connman_service *service;
1686         const char *ident, *group;
1687         char *name;
1688
1689         service = __connman_service_lookup_from_network(network);
1690         if (service != NULL) {
1691                 if (g_atomic_int_get(&service->refcount) == 0) {
1692                         if (service->timeout > 0) {
1693                                 g_source_remove(service->timeout);
1694                                 service->timeout = 0;
1695                         }
1696
1697                         set_idle(service);
1698                 }
1699
1700                 connman_service_ref(service);
1701
1702                 update_from_network(service, network);
1703                 return service;
1704         }
1705
1706         ident = __connman_network_get_ident(network);
1707         if (ident == NULL)
1708                 return NULL;
1709
1710         group = connman_network_get_group(network);
1711         if (group == NULL)
1712                 return NULL;
1713
1714         if (__connman_network_get_weakness(network) == TRUE)
1715                 return NULL;
1716
1717         name = g_strdup_printf("%s_%s_%s",
1718                         __connman_network_get_type(network), ident, group);
1719
1720         service = __connman_service_get(name);
1721         if (service == NULL)
1722                 goto done;
1723
1724         if (service->path != NULL) {
1725                 update_from_network(service, network);
1726
1727                 __connman_profile_changed(TRUE);
1728
1729                 __connman_service_put(service);
1730                 service = NULL;
1731                 goto done;
1732         }
1733
1734         service->type = convert_network_type(network);
1735
1736         service->state = CONNMAN_SERVICE_STATE_IDLE;
1737
1738         update_from_network(service, network);
1739
1740         service_register(service);
1741
1742         if (service->favorite == TRUE)
1743                 __connman_service_auto_connect();
1744
1745 done:
1746         g_free(name);
1747
1748         return service;
1749 }
1750
1751 void __connman_service_remove_from_network(struct connman_network *network)
1752 {
1753         struct connman_service *service;
1754
1755         service = __connman_service_lookup_from_network(network);
1756         if (service == NULL)
1757                 return;
1758
1759         __connman_service_put(service);
1760 }
1761
1762 static int service_load(struct connman_service *service)
1763 {
1764         GKeyFile *keyfile;
1765         gchar *pathname, *data = NULL;
1766         gsize length;
1767         gchar *str;
1768         unsigned int ssid_len;
1769         int err = 0;
1770
1771         DBG("service %p", service);
1772
1773         if (service->profile == NULL)
1774                 return -EINVAL;
1775
1776         pathname = g_strdup_printf("%s/%s.conf", STORAGEDIR, service->profile);
1777         if (pathname == NULL)
1778                 return -ENOMEM;
1779
1780         keyfile = g_key_file_new();
1781
1782         if (g_file_get_contents(pathname, &data, &length, NULL) == FALSE) {
1783                 g_free(pathname);
1784                 return -ENOENT;
1785         }
1786
1787         g_free(pathname);
1788
1789         if (g_key_file_load_from_data(keyfile, data, length,
1790                                                         0, NULL) == FALSE) {
1791                 g_free(data);
1792                 return -EILSEQ;
1793         }
1794
1795         g_free(data);
1796
1797         switch (service->type) {
1798         case CONNMAN_SERVICE_TYPE_UNKNOWN:
1799         case CONNMAN_SERVICE_TYPE_ETHERNET:
1800                 break;
1801         case CONNMAN_SERVICE_TYPE_WIFI:
1802                 if (service->name == NULL) {
1803                         gchar *name;
1804
1805                         name = g_key_file_get_string(keyfile,
1806                                         service->identifier, "Name", NULL);
1807                         if (name != NULL) {
1808                                 g_free(service->name);
1809                                 service->name = name;
1810                         }
1811
1812                         if (service->network != NULL)
1813                                 connman_network_set_name(service->network,
1814                                                                         name);
1815                 }
1816
1817                 if (service->network &&
1818                                 connman_network_get_blob(service->network,
1819                                         "WiFi.SSID", &ssid_len) == NULL) {
1820                         gchar *hex_ssid;
1821
1822                         hex_ssid = g_key_file_get_string(keyfile,
1823                                                         service->identifier,
1824                                                                 "SSID", NULL);
1825
1826                         if (hex_ssid != NULL) {
1827                                 gchar *ssid;
1828                                 unsigned int i, j = 0, hex;
1829                                 size_t hex_ssid_len = strlen(hex_ssid);
1830
1831                                 ssid = g_try_malloc0(hex_ssid_len / 2);
1832                                 if (ssid == NULL) {
1833                                         g_free(hex_ssid);
1834                                         err = -ENOMEM;
1835                                         goto done;
1836                                 }
1837
1838                                 for (i = 0; i < hex_ssid_len; i += 2) {
1839                                         sscanf(hex_ssid + i, "%02x", &hex);
1840                                         ssid[j++] = hex;
1841                                 }
1842
1843                                 connman_network_set_blob(service->network,
1844                                         "WiFi.SSID", ssid, hex_ssid_len / 2);
1845                         }
1846
1847                         g_free(hex_ssid);
1848                 }
1849                 /* fall through */
1850
1851         case CONNMAN_SERVICE_TYPE_WIMAX:
1852         case CONNMAN_SERVICE_TYPE_BLUETOOTH:
1853         case CONNMAN_SERVICE_TYPE_CELLULAR:
1854                 service->favorite = g_key_file_get_boolean(keyfile,
1855                                 service->identifier, "Favorite", NULL);
1856
1857                 str = g_key_file_get_string(keyfile,
1858                                 service->identifier, "Failure", NULL);
1859                 if (str != NULL) {
1860                         service->state = CONNMAN_SERVICE_STATE_FAILURE;
1861                         service->error = string2error(str);
1862                 }
1863                 break;
1864         }
1865
1866         str = g_key_file_get_string(keyfile,
1867                                 service->identifier, "Modified", NULL);
1868         if (str != NULL) {
1869                 g_time_val_from_iso8601(str, &service->modified);
1870                 g_free(str);
1871         }
1872
1873         str = g_key_file_get_string(keyfile,
1874                                 service->identifier, "Passphrase", NULL);
1875         if (str != NULL) {
1876                 g_free(service->passphrase);
1877                 service->passphrase = str;
1878         }
1879
1880         __connman_ipconfig_load(service->ipconfig, keyfile,
1881                                         service->identifier, "IPv4.");
1882
1883 done:
1884         g_key_file_free(keyfile);
1885
1886         return err;
1887 }
1888
1889 static int service_save(struct connman_service *service)
1890 {
1891         GKeyFile *keyfile;
1892         gchar *pathname, *data = NULL;
1893         gsize length;
1894         gchar *str;
1895         int err = 0;
1896
1897         DBG("service %p", service);
1898
1899         if (service->profile == NULL)
1900                 return -EINVAL;
1901
1902         pathname = g_strdup_printf("%s/%s.conf", STORAGEDIR, service->profile);
1903         if (pathname == NULL)
1904                 return -ENOMEM;
1905
1906         keyfile = g_key_file_new();
1907
1908         if (g_file_get_contents(pathname, &data, &length, NULL) == FALSE)
1909                 goto update;
1910
1911         if (length > 0) {
1912                 if (g_key_file_load_from_data(keyfile, data, length,
1913                                                         0, NULL) == FALSE)
1914                         goto done;
1915         }
1916
1917         g_free(data);
1918
1919 update:
1920         if (service->name != NULL)
1921                 g_key_file_set_string(keyfile, service->identifier,
1922                                                 "Name", service->name);
1923
1924         switch (service->type) {
1925         case CONNMAN_SERVICE_TYPE_UNKNOWN:
1926         case CONNMAN_SERVICE_TYPE_ETHERNET:
1927                 break;
1928         case CONNMAN_SERVICE_TYPE_WIFI:
1929                 if (service->network) {
1930                         const unsigned char *ssid;
1931                         unsigned int ssid_len = 0;
1932
1933                         ssid = connman_network_get_blob(service->network,
1934                                                         "WiFi.SSID", &ssid_len);
1935
1936                         if (ssid != NULL && ssid_len > 0 && ssid[0] != '\0') {
1937                                 char *identifier = service->identifier;
1938                                 GString *str;
1939                                 unsigned int i;
1940
1941                                 str = g_string_sized_new(ssid_len * 2);
1942                                 if (str == NULL) {
1943                                         err = -ENOMEM;
1944                                         goto done;
1945                                 }
1946
1947                                 for (i = 0; i < ssid_len; i++)
1948                                         g_string_append_printf(str,
1949                                                         "%02x", ssid[i]);
1950
1951                                 g_key_file_set_string(keyfile, identifier,
1952                                                         "SSID", str->str);
1953
1954                                 g_string_free(str, TRUE);
1955                         }
1956                 }
1957                 /* fall through */
1958
1959         case CONNMAN_SERVICE_TYPE_WIMAX:
1960         case CONNMAN_SERVICE_TYPE_BLUETOOTH:
1961         case CONNMAN_SERVICE_TYPE_CELLULAR:
1962                 g_key_file_set_boolean(keyfile, service->identifier,
1963                                         "Favorite", service->favorite);
1964
1965                 if (service->state == CONNMAN_SERVICE_STATE_FAILURE) {
1966                         const char *failure = error2string(service->error);
1967                         if (failure != NULL)
1968                                 g_key_file_set_string(keyfile,
1969                                                         service->identifier,
1970                                                         "Failure", failure);
1971                 } else {
1972                         g_key_file_remove_key(keyfile, service->identifier,
1973                                                         "Failure", NULL);
1974                 }
1975                 break;
1976         }
1977
1978         str = g_time_val_to_iso8601(&service->modified);
1979         if (str != NULL) {
1980                 g_key_file_set_string(keyfile, service->identifier,
1981                                                         "Modified", str);
1982                 g_free(str);
1983         }
1984
1985         if (service->passphrase != NULL && strlen(service->passphrase) > 0)
1986                 g_key_file_set_string(keyfile, service->identifier,
1987                                         "Passphrase", service->passphrase);
1988         else
1989                 g_key_file_remove_key(keyfile, service->identifier,
1990                                                         "Passphrase", NULL);
1991
1992         __connman_ipconfig_save(service->ipconfig, keyfile,
1993                                         service->identifier, "IPv4.");
1994
1995         data = g_key_file_to_data(keyfile, &length, NULL);
1996
1997         if (g_file_set_contents(pathname, data, length, NULL) == FALSE)
1998                 connman_error("Failed to store service information");
1999
2000 done:
2001         g_free(data);
2002
2003         g_key_file_free(keyfile);
2004
2005         g_free(pathname);
2006
2007         return err;
2008 }
2009
2010 static struct connman_storage service_storage = {
2011         .name           = "service",
2012         .priority       = CONNMAN_STORAGE_PRIORITY_LOW,
2013         .service_load   = service_load,
2014         .service_save   = service_save,
2015 };
2016
2017 int __connman_service_init(void)
2018 {
2019         DBG("");
2020
2021         connection = connman_dbus_get_connection();
2022
2023         if (connman_storage_register(&service_storage) < 0)
2024                 connman_error("Failed to register service storage");
2025
2026         service_hash = g_hash_table_new_full(g_str_hash, g_str_equal,
2027                                                                 NULL, NULL);
2028
2029         service_list = g_sequence_new(service_free);
2030
2031         return 0;
2032 }
2033
2034 void __connman_service_cleanup(void)
2035 {
2036         DBG("");
2037
2038         g_sequence_free(service_list);
2039         service_list = NULL;
2040
2041         g_hash_table_destroy(service_hash);
2042         service_hash = NULL;
2043
2044         connman_storage_unregister(&service_storage);
2045
2046         dbus_connection_unref(connection);
2047 }