src/service.c

   1 /*
   2  *
   3  *  Connection Manager
   4  *
   5  *  Copyright (C) 2007-2009  Intel Corporation. All rights reserved.
   6  *
   7  *  This program is free software; you can redistribute it and/or modify
   8  *  it under the terms of the GNU General Public License version 2 as
   9  *  published by the Free Software Foundation.
  10  *
  11  *  This program is distributed in the hope that it will be useful,
  12  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  *  GNU General Public License for more details.
  15  *
  16  *  You should have received a copy of the GNU General Public License
  17  *  along with this program; if not, write to the Free Software
  18  *  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
  19  *
  20  */
  21
  22 #ifdef HAVE_CONFIG_H
  23 #include <config.h>
  24 #endif
  25
  26 #include <stdio.h>
  27 #include <string.h>
  28 #include <gdbus.h>
  29
  30 #include "connman.h"
  31
  32 static DBusConnection *connection = NULL;
  33
  34 static GSequence *service_list = NULL;
  35 static GHashTable *service_hash = NULL;
  36
  37 struct connman_service {
  38         gint refcount;
  39         char *identifier;
  40         char *path;
  41         enum connman_service_type type;
  42         enum connman_service_mode mode;
  43         enum connman_service_security security;
  44         enum connman_service_state state;
  45         enum connman_service_error error;
  46         connman_uint8_t strength;
  47         connman_bool_t favorite;
  48         connman_bool_t hidden;
  49         connman_bool_t ignore;
  50         GTimeVal modified;
  51         unsigned int order;
  52         char *name;
  53         char *passphrase;
  54         char *profile;
  55         struct connman_ipconfig *ipconfig;
  56         struct connman_device *device;
  57         struct connman_network *network;
  58         DBusMessage *pending;
  59         guint timeout;
  60 };
  61
  62 static void append_path(gpointer value, gpointer user_data)
  63 {
  64         struct connman_service *service = value;
  65         DBusMessageIter *iter = user_data;
  66
  67         if (service->path == NULL || service->hidden == TRUE)
  68                 return;
  69
  70         dbus_message_iter_append_basic(iter, DBUS_TYPE_OBJECT_PATH,
  71                                                         &service->path);
  72 }
  73
  74 void __connman_service_list(DBusMessageIter *iter)
  75 {
  76         DBG("");
  77
  78         g_sequence_foreach(service_list, append_path, iter);
  79 }
  80
  81 struct find_data {
  82         const char *path;
  83         struct connman_service *service;
  84 };
  85
  86 static void compare_path(gpointer value, gpointer user_data)
  87 {
  88         struct connman_service *service = value;
  89         struct find_data *data = user_data;
  90
  91         if (data->service != NULL)
  92                 return;
  93
  94         if (g_strcmp0(service->path, data->path) == 0)
  95                 data->service = service;
  96 }
  97
  98 static struct connman_service *find_service(const char *path)
  99 {
 100         struct find_data data = { .path = path, .service = NULL };
 101
 102         DBG("path %s", path);
 103
 104         g_sequence_foreach(service_list, compare_path, &data);
 105
 106         return data.service;
 107 }
 108
 109 static const char *type2string(enum connman_service_type type)
 110 {
 111         switch (type) {
 112         case CONNMAN_SERVICE_TYPE_UNKNOWN:
 113                 break;
 114         case CONNMAN_SERVICE_TYPE_ETHERNET:
 115                 return "ethernet";
 116         case CONNMAN_SERVICE_TYPE_WIFI:
 117                 return "wifi";
 118         case CONNMAN_SERVICE_TYPE_WIMAX:
 119                 return "wimax";
 120         case CONNMAN_SERVICE_TYPE_BLUETOOTH:
 121                 return "bluetooth";
 122         case CONNMAN_SERVICE_TYPE_CELLULAR:
 123                 return "cellular";
 124         }
 125
 126         return NULL;
 127 }
 128
 129 static const char *mode2string(enum connman_service_mode mode)
 130 {
 131         switch (mode) {
 132         case CONNMAN_SERVICE_MODE_UNKNOWN:
 133                 break;
 134         case CONNMAN_SERVICE_MODE_MANAGED:
 135                 return "managed";
 136         case CONNMAN_SERVICE_MODE_ADHOC:
 137                 return "adhoc";
 138         }
 139
 140         return NULL;
 141 }
 142
 143 static const char *security2string(enum connman_service_security security)
 144 {
 145         switch (security) {
 146         case CONNMAN_SERVICE_SECURITY_UNKNOWN:
 147                 break;
 148         case CONNMAN_SERVICE_SECURITY_NONE:
 149                 return "none";
 150         case CONNMAN_SERVICE_SECURITY_WEP:
 151                 return "wep";
 152         case CONNMAN_SERVICE_SECURITY_WPA:
 153                 return "wpa";
 154         case CONNMAN_SERVICE_SECURITY_RSN:
 155                 return "rsn";
 156         }
 157
 158         return NULL;
 159 }
 160
 161 static const char *state2string(enum connman_service_state state)
 162 {
 163         switch (state) {
 164         case CONNMAN_SERVICE_STATE_UNKNOWN:
 165                 break;
 166         case CONNMAN_SERVICE_STATE_IDLE:
 167                 return "idle";
 168         case CONNMAN_SERVICE_STATE_CARRIER:
 169                 return "carrier";
 170         case CONNMAN_SERVICE_STATE_ASSOCIATION:
 171                 return "association";
 172         case CONNMAN_SERVICE_STATE_CONFIGURATION:
 173                 return "configuration";
 174         case CONNMAN_SERVICE_STATE_READY:
 175                 return "ready";
 176         case CONNMAN_SERVICE_STATE_DISCONNECT:
 177                 return "disconnect";
 178         case CONNMAN_SERVICE_STATE_FAILURE:
 179                 return "failure";
 180         }
 181
 182         return NULL;
 183 }
 184
 185 static const char *error2string(enum connman_service_error error)
 186 {
 187         switch (error) {
 188         case CONNMAN_SERVICE_ERROR_UNKNOWN:
 189                 break;
 190         case CONNMAN_SERVICE_ERROR_OUT_OF_RANGE:
 191                 return "out-of-range";
 192         case CONNMAN_SERVICE_ERROR_PIN_MISSING:
 193                 return "pin-missing";
 194         case CONNMAN_SERVICE_ERROR_DHCP_FAILED:
 195                 return "dhcp-failed";
 196         case CONNMAN_SERVICE_ERROR_CONNECT_FAILED:
 197                 return "connect-failed";
 198         }
 199
 200         return NULL;
 201 }
 202
 203 static enum connman_service_error string2error(const char *error)
 204 {
 205         if (g_strcmp0(error, "dhcp-failed") == 0)
 206                 return CONNMAN_SERVICE_ERROR_DHCP_FAILED;
 207         else if (g_strcmp0(error, "pin-missing") == 0)
 208                 return CONNMAN_SERVICE_ERROR_PIN_MISSING;
 209
 210         return CONNMAN_SERVICE_ERROR_UNKNOWN;
 211 }
 212
 213 const char *__connman_service_default(void)
 214 {
 215         struct connman_service *service;
 216         GSequenceIter *iter;
 217
 218         iter = g_sequence_get_begin_iter(service_list);
 219
 220         if (g_sequence_iter_is_end(iter) == TRUE)
 221                 return "";
 222
 223         service = g_sequence_get(iter);
 224         if (service == NULL)
 225                 return "";
 226
 227         if (service->state != CONNMAN_SERVICE_STATE_READY)
 228                 return "";
 229
 230         return type2string(service->type);
 231 }
 232
 233 static void state_changed(struct connman_service *service)
 234 {
 235         DBusMessage *signal;
 236         DBusMessageIter entry, value;
 237         const char *str, *key = "State";
 238
 239         if (service->path == NULL)
 240                 return;
 241
 242         str = state2string(service->state);
 243         if (str == NULL)
 244                 return;
 245
 246         signal = dbus_message_new_signal(service->path,
 247                                 CONNMAN_SERVICE_INTERFACE, "PropertyChanged");
 248         if (signal == NULL)
 249                 return;
 250
 251         dbus_message_iter_init_append(signal, &entry);
 252
 253         dbus_message_iter_append_basic(&entry, DBUS_TYPE_STRING, &key);
 254
 255         dbus_message_iter_open_container(&entry, DBUS_TYPE_VARIANT,
 256                                         DBUS_TYPE_STRING_AS_STRING, &value);
 257         dbus_message_iter_append_basic(&value, DBUS_TYPE_STRING, &str);
 258         dbus_message_iter_close_container(&entry, &value);
 259
 260         g_dbus_send_message(connection, signal);
 261 }
 262
 263 static void strength_changed(struct connman_service *service)
 264 {
 265         DBusMessage *signal;
 266         DBusMessageIter entry, value;
 267         const char *key = "Strength";
 268
 269         if (service->path == NULL)
 270                 return;
 271
 272         if (service->strength == 0)
 273                 return;
 274
 275         signal = dbus_message_new_signal(service->path,
 276                                 CONNMAN_SERVICE_INTERFACE, "PropertyChanged");
 277         if (signal == NULL)
 278                 return;
 279
 280         dbus_message_iter_init_append(signal, &entry);
 281
 282         dbus_message_iter_append_basic(&entry, DBUS_TYPE_STRING, &key);
 283
 284         dbus_message_iter_open_container(&entry, DBUS_TYPE_VARIANT,
 285                                         DBUS_TYPE_BYTE_AS_STRING, &value);
 286         dbus_message_iter_append_basic(&value, DBUS_TYPE_BYTE,
 287                                                         &service->strength);
 288         dbus_message_iter_close_container(&entry, &value);
 289
 290         g_dbus_send_message(connection, signal);
 291 }
 292
 293 static void passphrase_changed(struct connman_service *service)
 294 {
 295         DBusMessage *signal;
 296         DBusMessageIter entry, value;
 297         dbus_bool_t required;
 298         const char *key = "PassphraseRequired";
 299
 300         if (service->path == NULL)
 301                 return;
 302
 303         switch (service->type) {
 304         case CONNMAN_SERVICE_TYPE_UNKNOWN:
 305         case CONNMAN_SERVICE_TYPE_ETHERNET:
 306         case CONNMAN_SERVICE_TYPE_WIMAX:
 307         case CONNMAN_SERVICE_TYPE_BLUETOOTH:
 308         case CONNMAN_SERVICE_TYPE_CELLULAR:
 309                 return;
 310         case CONNMAN_SERVICE_TYPE_WIFI:
 311                 required = FALSE;
 312
 313                 switch (service->security) {
 314                 case CONNMAN_SERVICE_SECURITY_UNKNOWN:
 315                 case CONNMAN_SERVICE_SECURITY_NONE:
 316                         break;
 317                 case CONNMAN_SERVICE_SECURITY_WEP:
 318                 case CONNMAN_SERVICE_SECURITY_WPA:
 319                 case CONNMAN_SERVICE_SECURITY_RSN:
 320                         if (service->passphrase == NULL)
 321                                 required = TRUE;
 322                         break;
 323                 }
 324                 break;
 325         }
 326
 327         signal = dbus_message_new_signal(service->path,
 328                                 CONNMAN_SERVICE_INTERFACE, "PropertyChanged");
 329         if (signal == NULL)
 330                 return;
 331
 332         dbus_message_iter_init_append(signal, &entry);
 333
 334         dbus_message_iter_append_basic(&entry, DBUS_TYPE_STRING, &key);
 335
 336         dbus_message_iter_open_container(&entry, DBUS_TYPE_VARIANT,
 337                                         DBUS_TYPE_BOOLEAN_AS_STRING, &value);
 338         dbus_message_iter_append_basic(&value, DBUS_TYPE_BOOLEAN, &required);
 339         dbus_message_iter_close_container(&entry, &value);
 340
 341         g_dbus_send_message(connection, signal);
 342 }
 343
 344 static DBusMessage *get_properties(DBusConnection *conn,
 345                                         DBusMessage *msg, void *user_data)
 346 {
 347         struct connman_service *service = user_data;
 348         DBusMessage *reply;
 349         DBusMessageIter array, dict;
 350         dbus_bool_t required;
 351         const char *str;
 352
 353         DBG("service %p", service);
 354
 355         reply = dbus_message_new_method_return(msg);
 356         if (reply == NULL)
 357                 return NULL;
 358
 359         dbus_message_iter_init_append(reply, &array);
 360
 361         dbus_message_iter_open_container(&array, DBUS_TYPE_ARRAY,
 362                         DBUS_DICT_ENTRY_BEGIN_CHAR_AS_STRING
 363                         DBUS_TYPE_STRING_AS_STRING DBUS_TYPE_VARIANT_AS_STRING
 364                         DBUS_DICT_ENTRY_END_CHAR_AS_STRING, &dict);
 365
 366         str = type2string(service->type);
 367         if (str != NULL)
 368                 connman_dbus_dict_append_variant(&dict, "Type",
 369                                                 DBUS_TYPE_STRING, &str);
 370
 371         str = mode2string(service->mode);
 372         if (str != NULL)
 373                 connman_dbus_dict_append_variant(&dict, "Mode",
 374                                                 DBUS_TYPE_STRING, &str);
 375
 376         str = security2string(service->security);
 377         if (str != NULL)
 378                 connman_dbus_dict_append_variant(&dict, "Security",
 379                                                 DBUS_TYPE_STRING, &str);
 380
 381         str = state2string(service->state);
 382         if (str != NULL)
 383                 connman_dbus_dict_append_variant(&dict, "State",
 384                                                 DBUS_TYPE_STRING, &str);
 385
 386         str = error2string(service->error);
 387         if (str != NULL)
 388                 connman_dbus_dict_append_variant(&dict, "Error",
 389                                                 DBUS_TYPE_STRING, &str);
 390
 391         if (service->strength > 0)
 392                 connman_dbus_dict_append_variant(&dict, "Strength",
 393                                         DBUS_TYPE_BYTE, &service->strength);
 394
 395         connman_dbus_dict_append_variant(&dict, "Favorite",
 396                                         DBUS_TYPE_BOOLEAN, &service->favorite);
 397
 398         if (service->name != NULL)
 399                 connman_dbus_dict_append_variant(&dict, "Name",
 400                                         DBUS_TYPE_STRING, &service->name);
 401
 402         switch (service->type) {
 403         case CONNMAN_SERVICE_TYPE_UNKNOWN:
 404         case CONNMAN_SERVICE_TYPE_ETHERNET:
 405         case CONNMAN_SERVICE_TYPE_WIMAX:
 406         case CONNMAN_SERVICE_TYPE_BLUETOOTH:
 407         case CONNMAN_SERVICE_TYPE_CELLULAR:
 408                 break;
 409         case CONNMAN_SERVICE_TYPE_WIFI:
 410                 if (service->passphrase != NULL &&
 411                                 __connman_security_check_privilege(msg,
 412                                         CONNMAN_SECURITY_PRIVILEGE_SECRET) == 0)
 413                         connman_dbus_dict_append_variant(&dict, "Passphrase",
 414                                 DBUS_TYPE_STRING, &service->passphrase);
 415
 416                 required = FALSE;
 417
 418                 switch (service->security) {
 419                 case CONNMAN_SERVICE_SECURITY_UNKNOWN:
 420                 case CONNMAN_SERVICE_SECURITY_NONE:
 421                         break;
 422                 case CONNMAN_SERVICE_SECURITY_WEP:
 423                 case CONNMAN_SERVICE_SECURITY_WPA:
 424                 case CONNMAN_SERVICE_SECURITY_RSN:
 425                         if (service->passphrase == NULL)
 426                                 required = TRUE;
 427                         break;
 428                 }
 429
 430                 connman_dbus_dict_append_variant(&dict, "PassphraseRequired",
 431                                                 DBUS_TYPE_BOOLEAN, &required);
 432                 break;
 433         }
 434
 435         __connman_ipconfig_append_ipv4(service->ipconfig, &dict, "IPv4.");
 436
 437         dbus_message_iter_close_container(&array, &dict);
 438
 439         return reply;
 440 }
 441
 442 static DBusMessage *set_property(DBusConnection *conn,
 443                                         DBusMessage *msg, void *user_data)
 444 {
 445         struct connman_service *service = user_data;
 446         DBusMessageIter iter, value;
 447         const char *name;
 448         int type;
 449
 450         DBG("service %p", service);
 451
 452         if (dbus_message_iter_init(msg, &iter) == FALSE)
 453                 return __connman_error_invalid_arguments(msg);
 454
 455         dbus_message_iter_get_basic(&iter, &name);
 456         dbus_message_iter_next(&iter);
 457         dbus_message_iter_recurse(&iter, &value);
 458
 459         if (__connman_security_check_privilege(msg,
 460                                         CONNMAN_SECURITY_PRIVILEGE_MODIFY) < 0)
 461                 return __connman_error_permission_denied(msg);
 462
 463         type = dbus_message_iter_get_arg_type(&value);
 464
 465         if (g_str_equal(name, "Passphrase") == TRUE) {
 466                 const char *passphrase;
 467
 468                 if (type != DBUS_TYPE_STRING)
 469                         return __connman_error_invalid_arguments(msg);
 470
 471                 if (__connman_security_check_privilege(msg,
 472                                         CONNMAN_SECURITY_PRIVILEGE_SECRET) < 0)
 473                         return __connman_error_permission_denied(msg);
 474
 475                 dbus_message_iter_get_basic(&value, &passphrase);
 476
 477                 g_free(service->passphrase);
 478                 service->passphrase = g_strdup(passphrase);
 479
 480                 passphrase_changed(service);
 481
 482                 if (service->network != NULL)
 483                         connman_network_set_string(service->network,
 484                                 "WiFi.Passphrase", service->passphrase);
 485
 486                 __connman_storage_save_service(service);
 487         } else if (g_str_has_prefix(name, "IPv4.") == TRUE) {
 488                 int err;
 489
 490                 err = __connman_ipconfig_set_ipv4(service->ipconfig,
 491                                                         name + 5, &value);
 492                 if (err < 0)
 493                         return __connman_error_failed(msg, -err);
 494         } else
 495                 return __connman_error_invalid_property(msg);
 496
 497         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
 498 }
 499
 500 static void set_idle(struct connman_service *service)
 501 {
 502         service->state = CONNMAN_SERVICE_STATE_IDLE;
 503         service->error = CONNMAN_SERVICE_ERROR_UNKNOWN;
 504         state_changed(service);
 505 }
 506
 507 static DBusMessage *clear_property(DBusConnection *conn,
 508                                         DBusMessage *msg, void *user_data)
 509 {
 510         struct connman_service *service = user_data;
 511         const char *name;
 512
 513         DBG("service %p", service);
 514
 515         dbus_message_get_args(msg, NULL, DBUS_TYPE_STRING, &name,
 516                                                         DBUS_TYPE_INVALID);
 517
 518         if (__connman_security_check_privilege(msg,
 519                                         CONNMAN_SECURITY_PRIVILEGE_MODIFY) < 0)
 520                 return __connman_error_permission_denied(msg);
 521
 522         if (g_str_equal(name, "Error") == TRUE) {
 523                 set_idle(service);
 524
 525                 g_get_current_time(&service->modified);
 526                 __connman_storage_save_service(service);
 527         } else if (g_str_equal(name, "Passphrase") == TRUE) {
 528                 g_free(service->passphrase);
 529                 service->passphrase = NULL;
 530
 531                 passphrase_changed(service);
 532
 533                 __connman_storage_save_service(service);
 534         } else
 535                 return __connman_error_invalid_property(msg);
 536
 537         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
 538 }
 539
 540 static connman_bool_t is_connecting(struct connman_service *service)
 541 {
 542         switch (service->state) {
 543         case CONNMAN_SERVICE_STATE_UNKNOWN:
 544         case CONNMAN_SERVICE_STATE_IDLE:
 545         case CONNMAN_SERVICE_STATE_CARRIER:
 546         case CONNMAN_SERVICE_STATE_FAILURE:
 547         case CONNMAN_SERVICE_STATE_DISCONNECT:
 548         case CONNMAN_SERVICE_STATE_READY:
 549                 break;
 550         case CONNMAN_SERVICE_STATE_ASSOCIATION:
 551         case CONNMAN_SERVICE_STATE_CONFIGURATION:
 552                 return TRUE;
 553         }
 554
 555         return FALSE;
 556 }
 557
 558 static connman_bool_t is_ignore(struct connman_service *service)
 559 {
 560         if (service->ignore == TRUE)
 561                 return TRUE;
 562
 563         if (service->state == CONNMAN_SERVICE_STATE_FAILURE)
 564                 return TRUE;
 565
 566         return FALSE;
 567 }
 568
 569 void __connman_service_auto_connect(void)
 570 {
 571         struct connman_service *service = NULL;
 572         GSequenceIter *iter;
 573
 574         DBG("");
 575
 576         iter = g_sequence_get_begin_iter(service_list);
 577
 578         while (g_sequence_iter_is_end(iter) == FALSE) {
 579                 service = g_sequence_get(iter);
 580
 581                 if (service->pending != NULL)
 582                         return;
 583
 584                 if (is_connecting(service) == TRUE)
 585                         return;
 586
 587                 if (service->favorite == FALSE)
 588                         return;
 589
 590                 if (service->state == CONNMAN_SERVICE_STATE_READY)
 591                         return;
 592
 593                 if (is_ignore(service) == FALSE &&
 594                                 service->state == CONNMAN_SERVICE_STATE_IDLE)
 595                         break;
 596
 597                 service = NULL;
 598
 599                 iter = g_sequence_iter_next(iter);
 600         }
 601
 602         if (service != NULL)
 603                 __connman_service_connect(service);
 604 }
 605
 606 static void reply_pending(struct connman_service *service, int error)
 607 {
 608         if (service->timeout > 0) {
 609                 g_source_remove(service->timeout);
 610                 service->timeout = 0;
 611         }
 612
 613         if (service->pending != NULL) {
 614                 if (error > 0) {
 615                         DBusMessage *reply;
 616
 617                         reply = __connman_error_failed(service->pending,
 618                                                                 error);
 619                         if (reply != NULL)
 620                                 g_dbus_send_message(connection, reply);
 621                 } else
 622                         g_dbus_send_reply(connection, service->pending,
 623                                                         DBUS_TYPE_INVALID);
 624
 625                 dbus_message_unref(service->pending);
 626                 service->pending = NULL;
 627         }
 628 }
 629
 630 static gboolean connect_timeout(gpointer user_data)
 631 {
 632         struct connman_service *service = user_data;
 633         connman_bool_t auto_connect = FALSE;
 634
 635         DBG("service %p", service);
 636
 637         service->timeout = 0;
 638
 639         if (service->network != NULL) {
 640                 connman_bool_t connected;
 641
 642                 connected = connman_network_get_connected(service->network);
 643                 if (connected == TRUE) {
 644                         __connman_service_indicate_state(service,
 645                                                 CONNMAN_SERVICE_STATE_READY);
 646                         return FALSE;
 647                 }
 648
 649                 __connman_network_disconnect(service->network);
 650         } else if (service->device != NULL) {
 651                 connman_bool_t disconnected;
 652
 653                 disconnected = connman_device_get_disconnected(service->device);
 654                 if (disconnected == FALSE) {
 655                         __connman_service_indicate_state(service,
 656                                                 CONNMAN_SERVICE_STATE_READY);
 657                         return FALSE;
 658                 }
 659
 660                 __connman_device_disconnect(service->device);
 661         }
 662
 663         if (service->pending != NULL) {
 664                 DBusMessage *reply;
 665
 666                 reply = __connman_error_operation_timeout(service->pending);
 667                 if (reply != NULL)
 668                         g_dbus_send_message(connection, reply);
 669
 670                 dbus_message_unref(service->pending);
 671                 service->pending = NULL;
 672         } else
 673                 auto_connect = TRUE;
 674
 675         __connman_service_indicate_state(service,
 676                                         CONNMAN_SERVICE_STATE_FAILURE);
 677
 678         if (auto_connect == TRUE)
 679                 __connman_service_auto_connect();
 680
 681         return FALSE;
 682 }
 683
 684 static DBusMessage *connect_service(DBusConnection *conn,
 685                                         DBusMessage *msg, void *user_data)
 686 {
 687         struct connman_service *service = user_data;
 688         GSequenceIter *iter;
 689         int err;
 690
 691         DBG("service %p", service);
 692
 693         if (service->pending != NULL)
 694                 return __connman_error_in_progress(msg);
 695
 696         iter = g_sequence_get_begin_iter(service_list);
 697
 698         while (g_sequence_iter_is_end(iter) == FALSE) {
 699                 struct connman_service *temp = g_sequence_get(iter);
 700
 701                 if (service->type == temp->type &&
 702                                         is_connecting(temp) == TRUE)
 703                         return __connman_error_in_progress(msg);
 704
 705                 iter = g_sequence_iter_next(iter);
 706         }
 707
 708         service->ignore = FALSE;
 709
 710         service->pending = dbus_message_ref(msg);
 711
 712         err = __connman_service_connect(service);
 713         if (err < 0) {
 714                 if (err != -EINPROGRESS) {
 715                         dbus_message_unref(service->pending);
 716                         service->pending = NULL;
 717
 718                         return __connman_error_failed(msg, -err);
 719                 }
 720
 721                 return NULL;
 722         }
 723
 724         dbus_message_unref(service->pending);
 725         service->pending = NULL;
 726
 727         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
 728 }
 729
 730 static DBusMessage *disconnect_service(DBusConnection *conn,
 731                                         DBusMessage *msg, void *user_data)
 732 {
 733         struct connman_service *service = user_data;
 734         int err;
 735
 736         DBG("service %p", service);
 737
 738         service->ignore = TRUE;
 739
 740         err = __connman_service_disconnect(service);
 741         if (err < 0) {
 742                 if (err != -EINPROGRESS)
 743                         return __connman_error_failed(msg, -err);
 744
 745                 return NULL;
 746         }
 747
 748         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
 749 }
 750
 751 static DBusMessage *remove_service(DBusConnection *conn,
 752                                         DBusMessage *msg, void *user_data)
 753 {
 754         struct connman_service *service = user_data;
 755
 756         DBG("service %p", service);
 757
 758         if (service->type == CONNMAN_SERVICE_TYPE_ETHERNET)
 759                 return __connman_error_not_supported(msg);
 760
 761         if (service->favorite == FALSE)
 762                 return __connman_error_not_supported(msg);
 763
 764         if (service->network != NULL)
 765                 __connman_network_disconnect(service->network);
 766
 767         g_free(service->passphrase);
 768         service->passphrase = NULL;
 769
 770         passphrase_changed(service);
 771
 772         connman_service_set_favorite(service, FALSE);
 773         __connman_storage_save_service(service);
 774
 775         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
 776 }
 777
 778 static DBusMessage *move_before(DBusConnection *conn,
 779                                         DBusMessage *msg, void *user_data)
 780 {
 781         struct connman_service *service = user_data;
 782         struct connman_service *target;
 783         const char *path;
 784         GSequenceIter *src, *dst;
 785
 786         DBG("service %p", service);
 787
 788         dbus_message_get_args(msg, NULL, DBUS_TYPE_OBJECT_PATH, &path,
 789                                                         DBUS_TYPE_INVALID);
 790
 791         if (service->favorite == FALSE)
 792                 return __connman_error_not_supported(msg);
 793
 794         target = find_service(path);
 795         if (target == NULL || target->favorite == FALSE || target == service)
 796                 return __connman_error_invalid_service(msg);
 797
 798         DBG("target %s", target->identifier);
 799
 800         g_get_current_time(&service->modified);
 801         __connman_storage_save_service(service);
 802
 803         src = g_hash_table_lookup(service_hash, service->identifier);
 804         dst = g_hash_table_lookup(service_hash, target->identifier);
 805
 806         g_sequence_move(src, dst);
 807
 808         __connman_profile_changed(FALSE);
 809
 810         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
 811 }
 812
 813 static DBusMessage *move_after(DBusConnection *conn,
 814                                         DBusMessage *msg, void *user_data)
 815 {
 816         struct connman_service *service = user_data;
 817         struct connman_service *target;
 818         const char *path;
 819
 820         DBG("service %p", service);
 821
 822         dbus_message_get_args(msg, NULL, DBUS_TYPE_OBJECT_PATH, &path,
 823                                                         DBUS_TYPE_INVALID);
 824
 825         if (service->favorite == FALSE)
 826                 return __connman_error_not_supported(msg);
 827
 828         target = find_service(path);
 829         if (target == NULL || target->favorite == FALSE || target == service)
 830                 return __connman_error_invalid_service(msg);
 831
 832         DBG("target %s", target->identifier);
 833
 834         g_get_current_time(&service->modified);
 835         __connman_storage_save_service(service);
 836
 837         return __connman_error_not_implemented(msg);
 838 }
 839
 840 static GDBusMethodTable service_methods[] = {
 841         { "GetProperties", "",   "a{sv}", get_properties     },
 842         { "SetProperty",   "sv", "",      set_property       },
 843         { "ClearProperty", "s",  "",      clear_property     },
 844         { "Connect",       "",   "",      connect_service,
 845                                                 G_DBUS_METHOD_FLAG_ASYNC },
 846         { "Disconnect",    "",   "",      disconnect_service },
 847         { "Remove",        "",   "",      remove_service     },
 848         { "MoveBefore",    "o",  "",      move_before        },
 849         { "MoveAfter",     "o",  "",      move_after         },
 850         { },
 851 };
 852
 853 static GDBusSignalTable service_signals[] = {
 854         { "PropertyChanged", "sv" },
 855         { },
 856 };
 857
 858 static void service_free(gpointer user_data)
 859 {
 860         struct connman_service *service = user_data;
 861         char *path = service->path;
 862
 863         DBG("service %p", service);
 864
 865         reply_pending(service, ENOENT);
 866
 867         g_hash_table_remove(service_hash, service->identifier);
 868
 869         service->path = NULL;
 870
 871         if (path != NULL) {
 872                 __connman_profile_changed(FALSE);
 873
 874                 g_dbus_unregister_interface(connection, path,
 875                                                 CONNMAN_SERVICE_INTERFACE);
 876                 g_free(path);
 877         }
 878
 879         if (service->network != NULL)
 880                 connman_network_unref(service->network);
 881
 882         connman_ipconfig_unref(service->ipconfig);
 883
 884         g_free(service->profile);
 885         g_free(service->name);
 886         g_free(service->passphrase);
 887         g_free(service->identifier);
 888         g_free(service);
 889 }
 890
 891 /**
 892  * __connman_service_put:
 893  * @service: service structure
 894  *
 895  * Release service if no longer needed
 896  */
 897 void __connman_service_put(struct connman_service *service)
 898 {
 899         DBG("service %p", service);
 900
 901         if (g_atomic_int_dec_and_test(&service->refcount) == TRUE) {
 902                 GSequenceIter *iter;
 903
 904                 iter = g_hash_table_lookup(service_hash, service->identifier);
 905                 if (iter != NULL) {
 906                         __connman_service_disconnect(service);
 907                         g_sequence_remove(iter);
 908                 } else
 909                         service_free(service);
 910         }
 911 }
 912
 913 static void __connman_service_initialize(struct connman_service *service)
 914 {
 915         DBG("service %p", service);
 916
 917         service->refcount = 1;
 918
 919         service->type     = CONNMAN_SERVICE_TYPE_UNKNOWN;
 920         service->mode     = CONNMAN_SERVICE_MODE_UNKNOWN;
 921         service->security = CONNMAN_SERVICE_SECURITY_UNKNOWN;
 922         service->state    = CONNMAN_SERVICE_STATE_UNKNOWN;
 923
 924         service->favorite = FALSE;
 925         service->hidden = FALSE;
 926
 927         service->ignore = FALSE;
 928
 929         service->order = 0;
 930 }
 931
 932 /**
 933  * connman_service_create:
 934  *
 935  * Allocate a new service.
 936  *
 937  * Returns: a newly-allocated #connman_service structure
 938  */
 939 struct connman_service *connman_service_create(void)
 940 {
 941         struct connman_service *service;
 942
 943         service = g_try_new0(struct connman_service, 1);
 944         if (service == NULL)
 945                 return NULL;
 946
 947         DBG("service %p", service);
 948
 949         __connman_service_initialize(service);
 950
 951         service->ipconfig = connman_ipconfig_create();
 952         if (service->ipconfig == NULL) {
 953                 g_free(service);
 954                 return NULL;
 955         }
 956
 957         connman_ipconfig_set_method(service->ipconfig,
 958                                         CONNMAN_IPCONFIG_METHOD_DHCP);
 959
 960         return service;
 961 }
 962
 963 /**
 964  * connman_service_ref:
 965  * @service: service structure
 966  *
 967  * Increase reference counter of service
 968  */
 969 struct connman_service *connman_service_ref(struct connman_service *service)
 970 {
 971         g_atomic_int_inc(&service->refcount);
 972
 973         return service;
 974 }
 975
 976 /**
 977  * connman_service_unref:
 978  * @service: service structure
 979  *
 980  * Decrease reference counter of service
 981  */
 982 void connman_service_unref(struct connman_service *service)
 983 {
 984         __connman_service_put(service);
 985 }
 986
 987 static gint service_compare(gconstpointer a, gconstpointer b,
 988                                                         gpointer user_data)
 989 {
 990         struct connman_service *service_a = (void *) a;
 991         struct connman_service *service_b = (void *) b;
 992
 993         if (service_a->state != service_b->state) {
 994                 if (service_a->state == CONNMAN_SERVICE_STATE_READY)
 995                         return -1;
 996                 if (service_b->state == CONNMAN_SERVICE_STATE_READY)
 997                         return 1;
 998         }
 999
1000         if (service_a->order > service_b->order)
1001                 return -1;
1002
1003         if (service_a->order < service_b->order)
1004                 return 1;
1005
1006         if (service_a->favorite == TRUE && service_b->favorite == FALSE)
1007                 return -1;
1008
1009         if (service_a->favorite == FALSE && service_b->favorite == TRUE)
1010                 return 1;
1011
1012         return (gint) service_b->strength - (gint) service_a->strength;
1013 }
1014
1015 /**
1016  * connman_service_set_favorite:
1017  * @service: service structure
1018  * @favorite: favorite value
1019  *
1020  * Change the favorite setting of service
1021  */
1022 int connman_service_set_favorite(struct connman_service *service,
1023                                                 connman_bool_t favorite)
1024 {
1025         GSequenceIter *iter;
1026
1027         iter = g_hash_table_lookup(service_hash, service->identifier);
1028         if (iter == NULL)
1029                 return -ENOENT;
1030
1031         if (service->favorite == favorite)
1032                 return -EALREADY;
1033
1034         service->favorite = favorite;
1035
1036         g_sequence_sort_changed(iter, service_compare, NULL);
1037
1038         __connman_profile_changed(FALSE);
1039
1040         return 0;
1041 }
1042
1043 static void default_changed(void)
1044 {
1045         DBusMessage *signal;
1046         DBusMessageIter entry, value;
1047         const char *key = "DefaultTechnology";
1048         const char *str = __connman_service_default();
1049
1050         signal = dbus_message_new_signal(CONNMAN_MANAGER_PATH,
1051                                 CONNMAN_MANAGER_INTERFACE, "PropertyChanged");
1052         if (signal == NULL)
1053                 return;
1054
1055         dbus_message_iter_init_append(signal, &entry);
1056
1057         dbus_message_iter_append_basic(&entry, DBUS_TYPE_STRING, &key);
1058
1059         dbus_message_iter_open_container(&entry, DBUS_TYPE_VARIANT,
1060                                         DBUS_TYPE_STRING_AS_STRING, &value);
1061         dbus_message_iter_append_basic(&value, DBUS_TYPE_STRING, &str);
1062         dbus_message_iter_close_container(&entry, &value);
1063
1064         g_dbus_send_message(connection, signal);
1065 }
1066
1067 int __connman_service_indicate_state(struct connman_service *service,
1068                                         enum connman_service_state state)
1069 {
1070         GSequenceIter *iter;
1071
1072         DBG("service %p state %d", service, state);
1073
1074         if (service == NULL)
1075                 return -EINVAL;
1076
1077         if (service->state == state)
1078                 return -EALREADY;
1079
1080         if (service->state == CONNMAN_SERVICE_STATE_FAILURE &&
1081                                 state == CONNMAN_SERVICE_STATE_IDLE)
1082                 return -EINVAL;
1083
1084         if (service->state == CONNMAN_SERVICE_STATE_IDLE &&
1085                                 state == CONNMAN_SERVICE_STATE_DISCONNECT)
1086                 return -EINVAL;
1087
1088         if (state == CONNMAN_SERVICE_STATE_IDLE &&
1089                         service->state != CONNMAN_SERVICE_STATE_DISCONNECT) {
1090                 service->state = CONNMAN_SERVICE_STATE_DISCONNECT;
1091                 state_changed(service);
1092
1093                 __connman_service_disconnect(service);
1094         }
1095
1096         service->state = state;
1097         state_changed(service);
1098
1099         if (state == CONNMAN_SERVICE_STATE_READY) {
1100                 connman_service_set_favorite(service, TRUE);
1101
1102                 reply_pending(service, 0);
1103
1104                 g_get_current_time(&service->modified);
1105                 __connman_storage_save_service(service);
1106
1107                 __connman_notifier_connect(service->type);
1108
1109                 default_changed();
1110         } else if (state == CONNMAN_SERVICE_STATE_DISCONNECT) {
1111                 default_changed();
1112
1113                 __connman_notifier_disconnect(service->type);
1114         }
1115
1116         if (state == CONNMAN_SERVICE_STATE_FAILURE) {
1117                 reply_pending(service, EIO);
1118
1119                 g_get_current_time(&service->modified);
1120                 __connman_storage_save_service(service);
1121         } else
1122                 service->error = CONNMAN_SERVICE_ERROR_UNKNOWN;
1123
1124         iter = g_hash_table_lookup(service_hash, service->identifier);
1125         if (iter != NULL)
1126                 g_sequence_sort_changed(iter, service_compare, NULL);
1127
1128         __connman_profile_changed(FALSE);
1129
1130         if (service->state == CONNMAN_SERVICE_STATE_IDLE ||
1131                         service->state == CONNMAN_SERVICE_STATE_FAILURE)
1132                 __connman_element_request_scan(CONNMAN_ELEMENT_TYPE_UNKNOWN);
1133
1134         return 0;
1135 }
1136
1137 int __connman_service_indicate_error(struct connman_service *service,
1138                                         enum connman_service_error error)
1139 {
1140         DBG("service %p error %d", service, error);
1141
1142         if (service == NULL)
1143                 return -EINVAL;
1144
1145         service->error = error;
1146
1147         return __connman_service_indicate_state(service,
1148                                         CONNMAN_SERVICE_STATE_FAILURE);
1149 }
1150
1151 int __connman_service_indicate_default(struct connman_service *service)
1152 {
1153         DBG("service %p", service);
1154
1155         default_changed();
1156
1157         return 0;
1158 }
1159
1160 static connman_bool_t prepare_network(struct connman_service *service)
1161 {
1162         enum connman_network_type type;
1163         unsigned int ssid_len;
1164
1165         type = connman_network_get_type(service->network);
1166
1167         switch (type) {
1168         case CONNMAN_NETWORK_TYPE_UNKNOWN:
1169         case CONNMAN_NETWORK_TYPE_VENDOR:
1170                 return FALSE;
1171         case CONNMAN_NETWORK_TYPE_WIFI:
1172                 if (connman_network_get_blob(service->network, "WiFi.SSID",
1173                                                         &ssid_len) == NULL)
1174                         return FALSE;
1175
1176                 connman_network_set_string(service->network,
1177                                 "WiFi.Passphrase", service->passphrase);
1178                 break;
1179         case CONNMAN_NETWORK_TYPE_WIMAX:
1180         case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
1181         case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
1182         case CONNMAN_NETWORK_TYPE_MBM:
1183         case CONNMAN_NETWORK_TYPE_HSO:
1184                 break;
1185         }
1186
1187         return TRUE;
1188 }
1189
1190 int __connman_service_connect(struct connman_service *service)
1191 {
1192         int err;
1193
1194         DBG("service %p", service);
1195
1196         if (service->state == CONNMAN_SERVICE_STATE_READY)
1197                 return -EISCONN;
1198
1199         if (is_connecting(service) == TRUE)
1200                 return -EALREADY;
1201
1202         if (service->network != NULL) {
1203                 if (prepare_network(service) == FALSE)
1204                         return -EINVAL;
1205
1206                 err = __connman_network_connect(service->network);
1207         } else if (service->device != NULL) {
1208                 if (service->favorite == FALSE)
1209                         return -ENOLINK;
1210
1211                 err = __connman_device_connect(service->device);
1212         } else
1213                 return -EOPNOTSUPP;
1214
1215         if (err < 0) {
1216                 if (err != -EINPROGRESS)
1217                         return err;
1218
1219                 service->timeout = g_timeout_add_seconds(45,
1220                                                 connect_timeout, service);
1221
1222                 return -EINPROGRESS;
1223         }
1224
1225         return 0;
1226 }
1227
1228 int __connman_service_disconnect(struct connman_service *service)
1229 {
1230         int err;
1231
1232         DBG("service %p", service);
1233
1234         reply_pending(service, ECONNABORTED);
1235
1236         if (service->network != NULL) {
1237                 err = __connman_network_disconnect(service->network);
1238         } else if (service->device != NULL) {
1239                 if (service->favorite == FALSE)
1240                         return -ENOLINK;
1241                 err = __connman_device_disconnect(service->device);
1242         } else
1243                 return -EOPNOTSUPP;
1244
1245         if (err < 0) {
1246                 if (err != -EINPROGRESS)
1247                         return err;
1248
1249                 return -EINPROGRESS;
1250         }
1251
1252         return 0;
1253 }
1254
1255 /**
1256  * __connman_service_lookup:
1257  * @identifier: service identifier
1258  *
1259  * Look up a service by identifier (reference count will not be increased)
1260  */
1261 static struct connman_service *__connman_service_lookup(const char *identifier)
1262 {
1263         GSequenceIter *iter;
1264
1265         iter = g_hash_table_lookup(service_hash, identifier);
1266         if (iter != NULL)
1267                 return g_sequence_get(iter);
1268
1269         return NULL;
1270 }
1271
1272 static struct connman_network *create_hidden_wifi(struct connman_device *device,
1273                 const char *ssid, const char *mode, const char *security)
1274 {
1275         struct connman_network *network;
1276         char *name;
1277         int index;
1278         unsigned int i, ssid_len;
1279
1280         ssid_len = strlen(ssid);
1281         if (ssid_len < 1)
1282                 return NULL;
1283
1284         network = connman_network_create(NULL, CONNMAN_NETWORK_TYPE_WIFI);
1285         if (network == NULL)
1286                 return NULL;
1287
1288         connman_network_set_blob(network, "WiFi.SSID",
1289                                         (unsigned char *) ssid, ssid_len);
1290
1291         connman_network_set_string(network, "WiFi.Mode", mode);
1292         connman_network_set_string(network, "WiFi.Security", security);
1293
1294         name = g_try_malloc0(ssid_len + 1);
1295         if (name == NULL) {
1296                 connman_network_unref(network);
1297                 return NULL;
1298         }
1299
1300         for (i = 0; i < ssid_len; i++) {
1301                 if (g_ascii_isprint(ssid[i]))
1302                         name[i] = ssid[i];
1303                 else
1304                         name[i] = ' ';
1305         }
1306
1307         connman_network_set_name(network, name);
1308
1309         g_free(name);
1310
1311         index = connman_device_get_index(device);
1312         connman_network_set_index(network, index);
1313
1314         connman_network_set_protocol(network, CONNMAN_NETWORK_PROTOCOL_IP);
1315
1316         if (connman_device_add_network(device, network) < 0) {
1317                 connman_network_unref(network);
1318                 return NULL;
1319         }
1320
1321         connman_network_set_available(network, TRUE);
1322
1323         return network;
1324 }
1325
1326 int __connman_service_create_and_connect(DBusMessage *msg)
1327 {
1328         struct connman_service *service;
1329         struct connman_network *network;
1330         struct connman_device *device;
1331         DBusMessageIter iter, array;
1332         const char *mode = "managed", *security = "none";
1333         const char *type = NULL, *ssid = NULL, *passphrase = NULL;
1334         unsigned int ssid_len = 0;
1335         const char *ident;
1336         char *name, *group;
1337         gboolean created = FALSE;
1338         int err;
1339
1340         dbus_message_iter_init(msg, &iter);
1341         dbus_message_iter_recurse(&iter, &array);
1342
1343         while (dbus_message_iter_get_arg_type(&array) == DBUS_TYPE_DICT_ENTRY) {
1344                 DBusMessageIter entry, value;
1345                 const char *key;
1346
1347                 dbus_message_iter_recurse(&array, &entry);
1348                 dbus_message_iter_get_basic(&entry, &key);
1349
1350                 dbus_message_iter_next(&entry);
1351                 dbus_message_iter_recurse(&entry, &value);
1352
1353                 switch (dbus_message_iter_get_arg_type(&value)) {
1354                 case DBUS_TYPE_STRING:
1355                         if (g_str_equal(key, "Type") == TRUE)
1356                                 dbus_message_iter_get_basic(&value, &type);
1357                         else if (g_str_equal(key, "WiFi.Mode") == TRUE ||
1358                                         g_str_equal(key, "Mode") == TRUE)
1359                                 dbus_message_iter_get_basic(&value, &mode);
1360                         else if (g_str_equal(key, "WiFi.Security") == TRUE ||
1361                                         g_str_equal(key, "Security") == TRUE)
1362                                 dbus_message_iter_get_basic(&value, &security);
1363                         else if (g_str_equal(key, "WiFi.Passphrase") == TRUE ||
1364                                         g_str_equal(key, "Passphrase") == TRUE)
1365                                 dbus_message_iter_get_basic(&value, &passphrase);
1366                         else if (g_str_equal(key, "WiFi.SSID") == TRUE ||
1367                                         g_str_equal(key, "SSID") == TRUE)
1368                                 dbus_message_iter_get_basic(&value, &ssid);
1369                 }
1370
1371                 dbus_message_iter_next(&array);
1372         }
1373
1374         if (type == NULL)
1375                 return -EINVAL;
1376
1377         if (g_strcmp0(type, "wifi") != 0 || g_strcmp0(mode, "managed") != 0)
1378                 return -EOPNOTSUPP;
1379
1380         if (ssid == NULL)
1381                 return -EINVAL;
1382
1383         ssid_len = strlen(ssid);
1384         if (ssid_len < 1)
1385                 return -EINVAL;
1386
1387         if (g_strcmp0(security, "none") != 0 &&
1388                         g_strcmp0(mode, "wep") != 0 &&
1389                                 g_strcmp0(mode, "wpa") != 0 &&
1390                                         g_strcmp0(mode, "rsn") != 0)
1391                 return -EINVAL;
1392
1393         device = __connman_element_find_device(CONNMAN_SERVICE_TYPE_WIFI);
1394         if (device == NULL)
1395                 return -EOPNOTSUPP;
1396
1397         ident = __connman_device_get_ident(device);
1398         if (ident == NULL)
1399                 return -EOPNOTSUPP;
1400
1401         group = connman_wifi_build_group_name((unsigned char *) ssid,
1402                                                 ssid_len, mode, security);
1403         if (group == NULL)
1404                 return -EINVAL;
1405
1406         name = g_strdup_printf("%s_%s_%s", type, ident, group);
1407
1408         service = __connman_service_lookup(name);
1409
1410         if (service != NULL)
1411                 goto done;
1412
1413         network = create_hidden_wifi(device, ssid, mode, security);
1414         if (network != NULL) {
1415                 connman_network_set_group(network, group);
1416                 created = TRUE;
1417         }
1418
1419         service = __connman_service_lookup(name);
1420
1421 done:
1422         g_free(name);
1423         g_free(group);
1424
1425         if (service == NULL) {
1426                 err = -EOPNOTSUPP;
1427                 goto failed;
1428         }
1429
1430         __connman_device_disconnect(device);
1431
1432         if (passphrase != NULL) {
1433                 g_free(service->passphrase);
1434                 service->passphrase = g_strdup(passphrase);
1435         }
1436
1437         err = __connman_service_connect(service);
1438         if (err < 0 && err != -EINPROGRESS)
1439                 goto failed;
1440
1441         g_dbus_send_reply(connection, msg,
1442                                 DBUS_TYPE_OBJECT_PATH, &service->path,
1443                                                         DBUS_TYPE_INVALID);
1444
1445         return 0;
1446
1447 failed:
1448         if (service != NULL && created == TRUE) {
1449                 struct connman_network *network = service->network;
1450
1451                 if (network != NULL) {
1452                         connman_network_set_available(network, FALSE);
1453                         __connman_device_cleanup_networks(device);
1454                 }
1455
1456                 __connman_service_put(service);
1457         }
1458
1459         return err;
1460 }
1461
1462 /**
1463  * __connman_service_get:
1464  * @identifier: service identifier
1465  *
1466  * Look up a service by identifier or create a new one if not found
1467  */
1468 static struct connman_service *__connman_service_get(const char *identifier)
1469 {
1470         struct connman_service *service;
1471         GSequenceIter *iter;
1472
1473         iter = g_hash_table_lookup(service_hash, identifier);
1474         if (iter != NULL) {
1475                 service = g_sequence_get(iter);
1476                 if (service != NULL)
1477                         g_atomic_int_inc(&service->refcount);
1478                 return service;
1479         }
1480
1481         service = connman_service_create();
1482         if (service == NULL)
1483                 return NULL;
1484
1485         DBG("service %p", service);
1486
1487         service->identifier = g_strdup(identifier);
1488
1489         service->profile = g_strdup(__connman_profile_active_ident());
1490
1491         __connman_storage_load_service(service);
1492
1493         iter = g_sequence_insert_sorted(service_list, service,
1494                                                 service_compare, NULL);
1495
1496         g_hash_table_insert(service_hash, service->identifier, iter);
1497
1498         return service;
1499 }
1500
1501 static int service_register(struct connman_service *service)
1502 {
1503         const char *path = __connman_profile_active_path();
1504         GSequenceIter *iter;
1505
1506         DBG("service %p", service);
1507
1508         if (service->path != NULL)
1509                 return -EALREADY;
1510
1511         service->path = g_strdup_printf("%s/%s", path, service->identifier);
1512
1513         DBG("path %s", service->path);
1514
1515         g_dbus_register_interface(connection, service->path,
1516                                         CONNMAN_SERVICE_INTERFACE,
1517                                         service_methods, service_signals,
1518                                                         NULL, service, NULL);
1519
1520         __connman_storage_load_service(service);
1521
1522         iter = g_hash_table_lookup(service_hash, service->identifier);
1523         if (iter != NULL)
1524                 g_sequence_sort_changed(iter, service_compare, NULL);
1525
1526         __connman_profile_changed(TRUE);
1527
1528         return 0;
1529 }
1530
1531 /**
1532  * __connman_service_lookup_from_device:
1533  * @device: device structure
1534  *
1535  * Look up a service by device (reference count will not be increased)
1536  */
1537 struct connman_service *__connman_service_lookup_from_device(struct connman_device *device)
1538 {
1539         struct connman_service *service;
1540         const char *ident;
1541         char *name;
1542
1543         ident = __connman_device_get_ident(device);
1544         if (ident == NULL)
1545                 return NULL;
1546
1547         name = g_strdup_printf("%s_%s",
1548                                 __connman_device_get_type(device), ident);
1549         service = __connman_service_lookup(name);
1550         g_free(name);
1551
1552         return service;
1553 }
1554
1555 /**
1556  * __connman_service_create_from_device:
1557  * @device: device structure
1558  *
1559  * Look up service by device and if not found, create one
1560  */
1561 struct connman_service *__connman_service_create_from_device(struct connman_device *device)
1562 {
1563         struct connman_service *service;
1564         const char *ident;
1565         char *name;
1566
1567         ident = __connman_device_get_ident(device);
1568         if (ident == NULL)
1569                 return NULL;
1570
1571         name = g_strdup_printf("%s_%s",
1572                                 __connman_device_get_type(device), ident);
1573         service = __connman_service_get(name);
1574         g_free(name);
1575
1576         if (service == NULL)
1577                 return NULL;
1578
1579         if (service->path != NULL) {
1580                 __connman_profile_changed(TRUE);
1581                 return service;
1582         }
1583
1584         service->type = __connman_device_get_service_type(device);
1585
1586         service->device = device;
1587
1588         service_register(service);
1589
1590         __connman_profile_changed(TRUE);
1591
1592         if (service->favorite == TRUE)
1593                 __connman_service_auto_connect();
1594
1595         return service;
1596 }
1597
1598 void __connman_service_remove_from_device(struct connman_device *device)
1599 {
1600         struct connman_service *service;
1601         enum connman_service_type type;
1602
1603         service = __connman_service_lookup_from_device(device);
1604         if (service == NULL)
1605                 return;
1606
1607         type = service->type;
1608
1609         __connman_service_put(service);
1610
1611         default_changed();
1612
1613         __connman_notifier_disconnect(type);
1614
1615         __connman_service_auto_connect();
1616 }
1617
1618 /**
1619  * __connman_service_lookup_from_network:
1620  * @network: network structure
1621  *
1622  * Look up a service by network (reference count will not be increased)
1623  */
1624 struct connman_service *__connman_service_lookup_from_network(struct connman_network *network)
1625 {
1626         struct connman_service *service;
1627         const char *ident, *group;
1628         char *name;
1629
1630         ident = __connman_network_get_ident(network);
1631         if (ident == NULL)
1632                 return NULL;
1633
1634         group = connman_network_get_group(network);
1635         if (group == NULL)
1636                 return NULL;
1637
1638         name = g_strdup_printf("%s_%s_%s",
1639                         __connman_network_get_type(network), ident, group);
1640         service = __connman_service_lookup(name);
1641         g_free(name);
1642
1643         return service;
1644 }
1645
1646 unsigned int __connman_service_get_order(struct connman_service *service)
1647 {
1648         GSequenceIter *iter;
1649
1650         if (service == NULL)
1651                 return 0;
1652
1653         if (service->favorite == FALSE) {
1654                 service->order = 0;
1655                 goto done;
1656         }
1657
1658         iter = g_hash_table_lookup(service_hash, service->identifier);
1659         if (iter != NULL) {
1660                 if (g_sequence_iter_get_position(iter) == 0)
1661                         service->order = 1;
1662                 else
1663                         service->order = 0;
1664         }
1665
1666 done:
1667         return service->order;
1668 }
1669
1670 static enum connman_service_type convert_network_type(struct connman_network *network)
1671 {
1672         enum connman_network_type type = connman_network_get_type(network);
1673
1674         switch (type) {
1675         case CONNMAN_NETWORK_TYPE_UNKNOWN:
1676         case CONNMAN_NETWORK_TYPE_VENDOR:
1677         case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
1678         case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
1679                 break;
1680         case CONNMAN_NETWORK_TYPE_MBM:
1681         case CONNMAN_NETWORK_TYPE_HSO:
1682                 return CONNMAN_SERVICE_TYPE_CELLULAR;
1683         case CONNMAN_NETWORK_TYPE_WIFI:
1684                 return CONNMAN_SERVICE_TYPE_WIFI;
1685         case CONNMAN_NETWORK_TYPE_WIMAX:
1686                 return CONNMAN_SERVICE_TYPE_WIMAX;
1687         }
1688
1689         return CONNMAN_SERVICE_TYPE_UNKNOWN;
1690 }
1691
1692 static enum connman_service_mode convert_wifi_mode(const char *mode)
1693 {
1694         if (mode == NULL)
1695                 return CONNMAN_SERVICE_MODE_UNKNOWN;
1696         else if (g_str_equal(mode, "managed") == TRUE)
1697                 return CONNMAN_SERVICE_MODE_MANAGED;
1698         else if (g_str_equal(mode, "adhoc") == TRUE)
1699                 return CONNMAN_SERVICE_MODE_ADHOC;
1700         else
1701                 return CONNMAN_SERVICE_MODE_UNKNOWN;
1702 }
1703
1704 static enum connman_service_mode convert_wifi_security(const char *security)
1705 {
1706         if (security == NULL)
1707                 return CONNMAN_SERVICE_SECURITY_UNKNOWN;
1708         else if (g_str_equal(security, "none") == TRUE)
1709                 return CONNMAN_SERVICE_SECURITY_NONE;
1710         else if (g_str_equal(security, "wep") == TRUE)
1711                 return CONNMAN_SERVICE_SECURITY_WEP;
1712         else if (g_str_equal(security, "wpa") == TRUE)
1713                 return CONNMAN_SERVICE_SECURITY_WPA;
1714         else if (g_str_equal(security, "rsn") == TRUE)
1715                 return CONNMAN_SERVICE_SECURITY_RSN;
1716         else
1717                 return CONNMAN_SERVICE_SECURITY_UNKNOWN;
1718 }
1719
1720 static void update_from_network(struct connman_service *service,
1721                                         struct connman_network *network)
1722 {
1723         connman_uint8_t strength = service->strength;
1724         GSequenceIter *iter;
1725         const char *str;
1726
1727         if (service->state == CONNMAN_SERVICE_STATE_READY)
1728                 return;
1729
1730         if (is_connecting(service) == TRUE)
1731                 return;
1732
1733         str = connman_network_get_string(network, "Name");
1734         if (str != NULL) {
1735                 g_free(service->name);
1736                 service->name = g_strdup(str);
1737                 service->hidden = FALSE;
1738         } else {
1739                 g_free(service->name);
1740                 service->name = NULL;
1741                 service->hidden = TRUE;
1742         }
1743
1744         service->strength = connman_network_get_uint8(network, "Strength");
1745
1746         str = connman_network_get_string(network, "WiFi.Mode");
1747         service->mode = convert_wifi_mode(str);
1748
1749         str = connman_network_get_string(network, "WiFi.Security");
1750         service->security = convert_wifi_security(str);
1751
1752         if (service->strength > strength && service->network != NULL) {
1753                 connman_network_unref(service->network);
1754                 service->network = connman_network_ref(network);
1755
1756                 strength_changed(service);
1757         }
1758
1759         if (service->network == NULL)
1760                 service->network = connman_network_ref(network);
1761
1762         iter = g_hash_table_lookup(service_hash, service->identifier);
1763         if (iter != NULL)
1764                 g_sequence_sort_changed(iter, service_compare, NULL);
1765 }
1766
1767 /**
1768  * __connman_service_create_from_network:
1769  * @network: network structure
1770  *
1771  * Look up service by network and if not found, create one
1772  */
1773 struct connman_service *__connman_service_create_from_network(struct connman_network *network)
1774 {
1775         struct connman_service *service;
1776         const char *ident, *group;
1777         char *name;
1778
1779         ident = __connman_network_get_ident(network);
1780         if (ident == NULL)
1781                 return NULL;
1782
1783         group = connman_network_get_group(network);
1784         if (group == NULL)
1785                 return NULL;
1786
1787         name = g_strdup_printf("%s_%s_%s",
1788                         __connman_network_get_type(network), ident, group);
1789         service = __connman_service_get(name);
1790         g_free(name);
1791
1792         if (service == NULL)
1793                 return NULL;
1794
1795         if (__connman_network_get_weakness(network) == TRUE)
1796                 return service;
1797
1798         if (service->path != NULL) {
1799                 update_from_network(service, network);
1800                 __connman_profile_changed(TRUE);
1801                 return service;
1802         }
1803
1804         service->type = convert_network_type(network);
1805
1806         service->state = CONNMAN_SERVICE_STATE_IDLE;
1807
1808         update_from_network(service, network);
1809
1810         service_register(service);
1811
1812         __connman_profile_changed(TRUE);
1813
1814         if (service->favorite == TRUE)
1815                 __connman_service_auto_connect();
1816
1817         return service;
1818 }
1819
1820 void __connman_service_update_from_network(struct connman_network *network)
1821 {
1822         struct connman_service *service;
1823         connman_uint8_t strength;
1824
1825         service = __connman_service_lookup_from_network(network);
1826         if (service == NULL)
1827                 return;
1828
1829         if (service->network == NULL)
1830                 return;
1831
1832         strength = connman_network_get_uint8(service->network, "Strength");
1833         if (strength == service->strength)
1834                 return;
1835
1836         service->strength = strength;
1837
1838         strength_changed(service);
1839 }
1840
1841 void __connman_service_remove_from_network(struct connman_network *network)
1842 {
1843         struct connman_service *service;
1844
1845         service = __connman_service_lookup_from_network(network);
1846         if (service == NULL)
1847                 return;
1848
1849         __connman_service_put(service);
1850 }
1851
1852 static int service_load(struct connman_service *service)
1853 {
1854         GKeyFile *keyfile;
1855         gchar *pathname, *data = NULL;
1856         gsize length;
1857         gchar *str;
1858         unsigned int ssid_len;
1859         int err = 0;
1860
1861         DBG("service %p", service);
1862
1863         if (service->profile == NULL)
1864                 return -EINVAL;
1865
1866         pathname = g_strdup_printf("%s/%s.conf", STORAGEDIR, service->profile);
1867         if (pathname == NULL)
1868                 return -ENOMEM;
1869
1870         keyfile = g_key_file_new();
1871
1872         if (g_file_get_contents(pathname, &data, &length, NULL) == FALSE) {
1873                 g_free(pathname);
1874                 return -ENOENT;
1875         }
1876
1877         g_free(pathname);
1878
1879         if (g_key_file_load_from_data(keyfile, data, length,
1880                                                         0, NULL) == FALSE) {
1881                 g_free(data);
1882                 return -EILSEQ;
1883         }
1884
1885         g_free(data);
1886
1887         switch (service->type) {
1888         case CONNMAN_SERVICE_TYPE_UNKNOWN:
1889         case CONNMAN_SERVICE_TYPE_ETHERNET:
1890                 break;
1891         case CONNMAN_SERVICE_TYPE_WIFI:
1892                 if (service->name == NULL) {
1893                         gchar *name;
1894
1895                         name = g_key_file_get_string(keyfile,
1896                                         service->identifier, "Name", NULL);
1897                         if (name != NULL) {
1898                                 g_free(service->name);
1899                                 service->name = name;
1900                         }
1901
1902                         if (service->network != NULL)
1903                                 connman_network_set_name(service->network,
1904                                                                         name);
1905                 }
1906
1907                 if (service->network &&
1908                                 connman_network_get_blob(service->network,
1909                                         "WiFi.SSID", &ssid_len) == NULL) {
1910                         gchar *hex_ssid;
1911
1912                         hex_ssid = g_key_file_get_string(keyfile,
1913                                                         service->identifier,
1914                                                                 "SSID", NULL);
1915
1916                         if (hex_ssid != NULL) {
1917                                 gchar *ssid;
1918                                 unsigned int i, j = 0, hex;
1919                                 size_t hex_ssid_len = strlen(hex_ssid);
1920
1921                                 ssid = g_try_malloc0(hex_ssid_len / 2);
1922                                 if (ssid == NULL) {
1923                                         g_free(hex_ssid);
1924                                         err = -ENOMEM;
1925                                         goto done;
1926                                 }
1927
1928                                 for (i = 0; i < hex_ssid_len; i += 2) {
1929                                         sscanf(hex_ssid + i, "%02x", &hex);
1930                                         ssid[j++] = hex;
1931                                 }
1932
1933                                 connman_network_set_blob(service->network,
1934                                         "WiFi.SSID", ssid, hex_ssid_len / 2);
1935                         }
1936
1937                         g_free(hex_ssid);
1938                 }
1939                 /* fall through */
1940
1941         case CONNMAN_SERVICE_TYPE_WIMAX:
1942         case CONNMAN_SERVICE_TYPE_BLUETOOTH:
1943         case CONNMAN_SERVICE_TYPE_CELLULAR:
1944                 service->favorite = g_key_file_get_boolean(keyfile,
1945                                 service->identifier, "Favorite", NULL);
1946
1947                 str = g_key_file_get_string(keyfile,
1948                                 service->identifier, "Failure", NULL);
1949                 if (str != NULL) {
1950                         service->state = CONNMAN_SERVICE_STATE_FAILURE;
1951                         service->error = string2error(str);
1952                 }
1953                 break;
1954         }
1955
1956         str = g_key_file_get_string(keyfile,
1957                                 service->identifier, "Modified", NULL);
1958         if (str != NULL) {
1959                 g_time_val_from_iso8601(str, &service->modified);
1960                 g_free(str);
1961         }
1962
1963         str = g_key_file_get_string(keyfile,
1964                                 service->identifier, "Passphrase", NULL);
1965         if (str != NULL) {
1966                 g_free(service->passphrase);
1967                 service->passphrase = str;
1968         }
1969
1970         __connman_ipconfig_load(service->ipconfig, keyfile,
1971                                         service->identifier, "IPv4.");
1972
1973 done:
1974         g_key_file_free(keyfile);
1975
1976         return err;
1977 }
1978
1979 static int service_save(struct connman_service *service)
1980 {
1981         GKeyFile *keyfile;
1982         gchar *pathname, *data = NULL;
1983         gsize length;
1984         gchar *str;
1985         int err = 0;
1986
1987         DBG("service %p", service);
1988
1989         if (service->profile == NULL)
1990                 return -EINVAL;
1991
1992         pathname = g_strdup_printf("%s/%s.conf", STORAGEDIR, service->profile);
1993         if (pathname == NULL)
1994                 return -ENOMEM;
1995
1996         keyfile = g_key_file_new();
1997
1998         if (g_file_get_contents(pathname, &data, &length, NULL) == FALSE)
1999                 goto update;
2000
2001         if (length > 0) {
2002                 if (g_key_file_load_from_data(keyfile, data, length,
2003                                                         0, NULL) == FALSE)
2004                         goto done;
2005         }
2006
2007         g_free(data);
2008
2009 update:
2010         if (service->name != NULL)
2011                 g_key_file_set_string(keyfile, service->identifier,
2012                                                 "Name", service->name);
2013
2014         switch (service->type) {
2015         case CONNMAN_SERVICE_TYPE_UNKNOWN:
2016         case CONNMAN_SERVICE_TYPE_ETHERNET:
2017                 break;
2018         case CONNMAN_SERVICE_TYPE_WIFI:
2019                 if (service->network) {
2020                         const unsigned char *ssid;
2021                         unsigned int ssid_len = 0;
2022
2023                         ssid = connman_network_get_blob(service->network,
2024                                                         "WiFi.SSID", &ssid_len);
2025
2026                         if (ssid != NULL && ssid_len > 0 && ssid[0] != '\0') {
2027                                 char *identifier = service->identifier;
2028                                 GString *str;
2029                                 unsigned int i;
2030
2031                                 str = g_string_sized_new(ssid_len * 2);
2032                                 if (str == NULL) {
2033                                         err = -ENOMEM;
2034                                         goto done;
2035                                 }
2036
2037                                 for (i = 0; i < ssid_len; i++)
2038                                         g_string_append_printf(str,
2039                                                         "%02x", ssid[i]);
2040
2041                                 g_key_file_set_string(keyfile, identifier,
2042                                                         "SSID", str->str);
2043
2044                                 g_string_free(str, TRUE);
2045                         }
2046                 }
2047                 /* fall through */
2048
2049         case CONNMAN_SERVICE_TYPE_WIMAX:
2050         case CONNMAN_SERVICE_TYPE_BLUETOOTH:
2051         case CONNMAN_SERVICE_TYPE_CELLULAR:
2052                 g_key_file_set_boolean(keyfile, service->identifier,
2053                                         "Favorite", service->favorite);
2054
2055                 if (service->state == CONNMAN_SERVICE_STATE_FAILURE) {
2056                         const char *failure = error2string(service->error);
2057                         if (failure != NULL)
2058                                 g_key_file_set_string(keyfile,
2059                                                         service->identifier,
2060                                                         "Failure", failure);
2061                 } else {
2062                         g_key_file_remove_key(keyfile, service->identifier,
2063                                                         "Failure", NULL);
2064                 }
2065                 break;
2066         }
2067
2068         str = g_time_val_to_iso8601(&service->modified);
2069         if (str != NULL) {
2070                 g_key_file_set_string(keyfile, service->identifier,
2071                                                         "Modified", str);
2072                 g_free(str);
2073         }
2074
2075         if (service->passphrase != NULL && strlen(service->passphrase) > 0)
2076                 g_key_file_set_string(keyfile, service->identifier,
2077                                         "Passphrase", service->passphrase);
2078         else
2079                 g_key_file_remove_key(keyfile, service->identifier,
2080                                                         "Passphrase", NULL);
2081
2082         __connman_ipconfig_save(service->ipconfig, keyfile,
2083                                         service->identifier, "IPv4.");
2084
2085         data = g_key_file_to_data(keyfile, &length, NULL);
2086
2087         if (g_file_set_contents(pathname, data, length, NULL) == FALSE)
2088                 connman_error("Failed to store service information");
2089
2090 done:
2091         g_free(data);
2092
2093         g_key_file_free(keyfile);
2094
2095         g_free(pathname);
2096
2097         return err;
2098 }
2099
2100 static struct connman_storage service_storage = {
2101         .name           = "service",
2102         .priority       = CONNMAN_STORAGE_PRIORITY_LOW,
2103         .service_load   = service_load,
2104         .service_save   = service_save,
2105 };
2106
2107 int __connman_service_init(void)
2108 {
2109         DBG("");
2110
2111         connection = connman_dbus_get_connection();
2112
2113         if (connman_storage_register(&service_storage) < 0)
2114                 connman_error("Failed to register service storage");
2115
2116         service_hash = g_hash_table_new_full(g_str_hash, g_str_equal,
2117                                                                 NULL, NULL);
2118
2119         service_list = g_sequence_new(service_free);
2120
2121         return 0;
2122 }
2123
2124 void __connman_service_cleanup(void)
2125 {
2126         DBG("");
2127
2128         g_sequence_free(service_list);
2129         service_list = NULL;
2130
2131         g_hash_table_destroy(service_hash);
2132         service_hash = NULL;
2133
2134         connman_storage_unregister(&service_storage);
2135
2136         dbus_connection_unref(connection);
2137 }