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         connman_bool_t autoconnect;
  51         GTimeVal modified;
  52         unsigned int order;
  53         char *name;
  54         char *passphrase;
  55         char *profile;
  56         struct connman_ipconfig *ipconfig;
  57         struct connman_device *device;
  58         struct connman_network *network;
  59         DBusMessage *pending;
  60         guint timeout;
  61 };
  62
  63 static void append_path(gpointer value, gpointer user_data)
  64 {
  65         struct connman_service *service = value;
  66         DBusMessageIter *iter = user_data;
  67
  68         if (service->path == NULL || service->hidden == TRUE)
  69                 return;
  70
  71         dbus_message_iter_append_basic(iter, DBUS_TYPE_OBJECT_PATH,
  72                                                         &service->path);
  73 }
  74
  75 void __connman_service_list(DBusMessageIter *iter)
  76 {
  77         DBG("");
  78
  79         g_sequence_foreach(service_list, append_path, iter);
  80 }
  81
  82 struct find_data {
  83         const char *path;
  84         struct connman_service *service;
  85 };
  86
  87 static void compare_path(gpointer value, gpointer user_data)
  88 {
  89         struct connman_service *service = value;
  90         struct find_data *data = user_data;
  91
  92         if (data->service != NULL)
  93                 return;
  94
  95         if (g_strcmp0(service->path, data->path) == 0)
  96                 data->service = service;
  97 }
  98
  99 static struct connman_service *find_service(const char *path)
 100 {
 101         struct find_data data = { .path = path, .service = NULL };
 102
 103         DBG("path %s", path);
 104
 105         g_sequence_foreach(service_list, compare_path, &data);
 106
 107         return data.service;
 108 }
 109
 110 static const char *type2string(enum connman_service_type type)
 111 {
 112         switch (type) {
 113         case CONNMAN_SERVICE_TYPE_UNKNOWN:
 114                 break;
 115         case CONNMAN_SERVICE_TYPE_ETHERNET:
 116                 return "ethernet";
 117         case CONNMAN_SERVICE_TYPE_WIFI:
 118                 return "wifi";
 119         case CONNMAN_SERVICE_TYPE_WIMAX:
 120                 return "wimax";
 121         case CONNMAN_SERVICE_TYPE_BLUETOOTH:
 122                 return "bluetooth";
 123         case CONNMAN_SERVICE_TYPE_CELLULAR:
 124                 return "cellular";
 125         }
 126
 127         return NULL;
 128 }
 129
 130 static const char *mode2string(enum connman_service_mode mode)
 131 {
 132         switch (mode) {
 133         case CONNMAN_SERVICE_MODE_UNKNOWN:
 134                 break;
 135         case CONNMAN_SERVICE_MODE_MANAGED:
 136                 return "managed";
 137         case CONNMAN_SERVICE_MODE_ADHOC:
 138                 return "adhoc";
 139         }
 140
 141         return NULL;
 142 }
 143
 144 static const char *security2string(enum connman_service_security security)
 145 {
 146         switch (security) {
 147         case CONNMAN_SERVICE_SECURITY_UNKNOWN:
 148                 break;
 149         case CONNMAN_SERVICE_SECURITY_NONE:
 150                 return "none";
 151         case CONNMAN_SERVICE_SECURITY_WEP:
 152                 return "wep";
 153         case CONNMAN_SERVICE_SECURITY_WPA:
 154                 return "wpa";
 155         case CONNMAN_SERVICE_SECURITY_RSN:
 156                 return "rsn";
 157         }
 158
 159         return NULL;
 160 }
 161
 162 static const char *state2string(enum connman_service_state state)
 163 {
 164         switch (state) {
 165         case CONNMAN_SERVICE_STATE_UNKNOWN:
 166                 break;
 167         case CONNMAN_SERVICE_STATE_IDLE:
 168                 return "idle";
 169         case CONNMAN_SERVICE_STATE_CARRIER:
 170                 return "carrier";
 171         case CONNMAN_SERVICE_STATE_ASSOCIATION:
 172                 return "association";
 173         case CONNMAN_SERVICE_STATE_CONFIGURATION:
 174                 return "configuration";
 175         case CONNMAN_SERVICE_STATE_READY:
 176                 return "ready";
 177         case CONNMAN_SERVICE_STATE_DISCONNECT:
 178                 return "disconnect";
 179         case CONNMAN_SERVICE_STATE_FAILURE:
 180                 return "failure";
 181         }
 182
 183         return NULL;
 184 }
 185
 186 static const char *error2string(enum connman_service_error error)
 187 {
 188         switch (error) {
 189         case CONNMAN_SERVICE_ERROR_UNKNOWN:
 190                 break;
 191         case CONNMAN_SERVICE_ERROR_OUT_OF_RANGE:
 192                 return "out-of-range";
 193         case CONNMAN_SERVICE_ERROR_PIN_MISSING:
 194                 return "pin-missing";
 195         case CONNMAN_SERVICE_ERROR_DHCP_FAILED:
 196                 return "dhcp-failed";
 197         case CONNMAN_SERVICE_ERROR_CONNECT_FAILED:
 198                 return "connect-failed";
 199         }
 200
 201         return NULL;
 202 }
 203
 204 static enum connman_service_error string2error(const char *error)
 205 {
 206         if (g_strcmp0(error, "dhcp-failed") == 0)
 207                 return CONNMAN_SERVICE_ERROR_DHCP_FAILED;
 208         else if (g_strcmp0(error, "pin-missing") == 0)
 209                 return CONNMAN_SERVICE_ERROR_PIN_MISSING;
 210
 211         return CONNMAN_SERVICE_ERROR_UNKNOWN;
 212 }
 213
 214 const char *__connman_service_default(void)
 215 {
 216         struct connman_service *service;
 217         GSequenceIter *iter;
 218
 219         iter = g_sequence_get_begin_iter(service_list);
 220
 221         if (g_sequence_iter_is_end(iter) == TRUE)
 222                 return "";
 223
 224         service = g_sequence_get(iter);
 225         if (service == NULL)
 226                 return "";
 227
 228         if (service->state != CONNMAN_SERVICE_STATE_READY)
 229                 return "";
 230
 231         return type2string(service->type);
 232 }
 233
 234 static void state_changed(struct connman_service *service)
 235 {
 236         DBusMessage *signal;
 237         DBusMessageIter entry, value;
 238         const char *str, *key = "State";
 239
 240         if (service->path == NULL)
 241                 return;
 242
 243         str = state2string(service->state);
 244         if (str == NULL)
 245                 return;
 246
 247         signal = dbus_message_new_signal(service->path,
 248                                 CONNMAN_SERVICE_INTERFACE, "PropertyChanged");
 249         if (signal == NULL)
 250                 return;
 251
 252         dbus_message_iter_init_append(signal, &entry);
 253
 254         dbus_message_iter_append_basic(&entry, DBUS_TYPE_STRING, &key);
 255
 256         dbus_message_iter_open_container(&entry, DBUS_TYPE_VARIANT,
 257                                         DBUS_TYPE_STRING_AS_STRING, &value);
 258         dbus_message_iter_append_basic(&value, DBUS_TYPE_STRING, &str);
 259         dbus_message_iter_close_container(&entry, &value);
 260
 261         g_dbus_send_message(connection, signal);
 262 }
 263
 264 static void strength_changed(struct connman_service *service)
 265 {
 266         DBusMessage *signal;
 267         DBusMessageIter entry, value;
 268         const char *key = "Strength";
 269
 270         if (service->path == NULL)
 271                 return;
 272
 273         if (service->strength == 0)
 274                 return;
 275
 276         signal = dbus_message_new_signal(service->path,
 277                                 CONNMAN_SERVICE_INTERFACE, "PropertyChanged");
 278         if (signal == NULL)
 279                 return;
 280
 281         dbus_message_iter_init_append(signal, &entry);
 282
 283         dbus_message_iter_append_basic(&entry, DBUS_TYPE_STRING, &key);
 284
 285         dbus_message_iter_open_container(&entry, DBUS_TYPE_VARIANT,
 286                                         DBUS_TYPE_BYTE_AS_STRING, &value);
 287         dbus_message_iter_append_basic(&value, DBUS_TYPE_BYTE,
 288                                                         &service->strength);
 289         dbus_message_iter_close_container(&entry, &value);
 290
 291         g_dbus_send_message(connection, signal);
 292 }
 293
 294 static void passphrase_changed(struct connman_service *service)
 295 {
 296         DBusMessage *signal;
 297         DBusMessageIter entry, value;
 298         dbus_bool_t required;
 299         const char *key = "PassphraseRequired";
 300
 301         if (service->path == NULL)
 302                 return;
 303
 304         switch (service->type) {
 305         case CONNMAN_SERVICE_TYPE_UNKNOWN:
 306         case CONNMAN_SERVICE_TYPE_ETHERNET:
 307         case CONNMAN_SERVICE_TYPE_WIMAX:
 308         case CONNMAN_SERVICE_TYPE_BLUETOOTH:
 309         case CONNMAN_SERVICE_TYPE_CELLULAR:
 310                 return;
 311         case CONNMAN_SERVICE_TYPE_WIFI:
 312                 required = FALSE;
 313
 314                 switch (service->security) {
 315                 case CONNMAN_SERVICE_SECURITY_UNKNOWN:
 316                 case CONNMAN_SERVICE_SECURITY_NONE:
 317                         break;
 318                 case CONNMAN_SERVICE_SECURITY_WEP:
 319                 case CONNMAN_SERVICE_SECURITY_WPA:
 320                 case CONNMAN_SERVICE_SECURITY_RSN:
 321                         if (service->passphrase == NULL)
 322                                 required = TRUE;
 323                         break;
 324                 }
 325                 break;
 326         }
 327
 328         signal = dbus_message_new_signal(service->path,
 329                                 CONNMAN_SERVICE_INTERFACE, "PropertyChanged");
 330         if (signal == NULL)
 331                 return;
 332
 333         dbus_message_iter_init_append(signal, &entry);
 334
 335         dbus_message_iter_append_basic(&entry, DBUS_TYPE_STRING, &key);
 336
 337         dbus_message_iter_open_container(&entry, DBUS_TYPE_VARIANT,
 338                                         DBUS_TYPE_BOOLEAN_AS_STRING, &value);
 339         dbus_message_iter_append_basic(&value, DBUS_TYPE_BOOLEAN, &required);
 340         dbus_message_iter_close_container(&entry, &value);
 341
 342         g_dbus_send_message(connection, signal);
 343 }
 344
 345 static DBusMessage *get_properties(DBusConnection *conn,
 346                                         DBusMessage *msg, void *user_data)
 347 {
 348         struct connman_service *service = user_data;
 349         DBusMessage *reply;
 350         DBusMessageIter array, dict;
 351         dbus_bool_t required;
 352         const char *str;
 353
 354         DBG("service %p", service);
 355
 356         reply = dbus_message_new_method_return(msg);
 357         if (reply == NULL)
 358                 return NULL;
 359
 360         dbus_message_iter_init_append(reply, &array);
 361
 362         dbus_message_iter_open_container(&array, DBUS_TYPE_ARRAY,
 363                         DBUS_DICT_ENTRY_BEGIN_CHAR_AS_STRING
 364                         DBUS_TYPE_STRING_AS_STRING DBUS_TYPE_VARIANT_AS_STRING
 365                         DBUS_DICT_ENTRY_END_CHAR_AS_STRING, &dict);
 366
 367         str = type2string(service->type);
 368         if (str != NULL)
 369                 connman_dbus_dict_append_variant(&dict, "Type",
 370                                                 DBUS_TYPE_STRING, &str);
 371
 372         str = mode2string(service->mode);
 373         if (str != NULL)
 374                 connman_dbus_dict_append_variant(&dict, "Mode",
 375                                                 DBUS_TYPE_STRING, &str);
 376
 377         str = security2string(service->security);
 378         if (str != NULL)
 379                 connman_dbus_dict_append_variant(&dict, "Security",
 380                                                 DBUS_TYPE_STRING, &str);
 381
 382         str = state2string(service->state);
 383         if (str != NULL)
 384                 connman_dbus_dict_append_variant(&dict, "State",
 385                                                 DBUS_TYPE_STRING, &str);
 386
 387         str = error2string(service->error);
 388         if (str != NULL)
 389                 connman_dbus_dict_append_variant(&dict, "Error",
 390                                                 DBUS_TYPE_STRING, &str);
 391
 392         if (service->strength > 0)
 393                 connman_dbus_dict_append_variant(&dict, "Strength",
 394                                         DBUS_TYPE_BYTE, &service->strength);
 395
 396         connman_dbus_dict_append_variant(&dict, "Favorite",
 397                                         DBUS_TYPE_BOOLEAN, &service->favorite);
 398
 399         if (service->favorite == TRUE)
 400                 connman_dbus_dict_append_variant(&dict, "AutoConnect",
 401                                 DBUS_TYPE_BOOLEAN, &service->autoconnect);
 402         else
 403                 connman_dbus_dict_append_variant(&dict, "AutoConnect",
 404                                         DBUS_TYPE_BOOLEAN, &service->favorite);
 405
 406         if (service->name != NULL)
 407                 connman_dbus_dict_append_variant(&dict, "Name",
 408                                         DBUS_TYPE_STRING, &service->name);
 409
 410         switch (service->type) {
 411         case CONNMAN_SERVICE_TYPE_UNKNOWN:
 412         case CONNMAN_SERVICE_TYPE_ETHERNET:
 413         case CONNMAN_SERVICE_TYPE_WIMAX:
 414         case CONNMAN_SERVICE_TYPE_BLUETOOTH:
 415         case CONNMAN_SERVICE_TYPE_CELLULAR:
 416                 break;
 417         case CONNMAN_SERVICE_TYPE_WIFI:
 418                 if (service->passphrase != NULL &&
 419                                 __connman_security_check_privilege(msg,
 420                                         CONNMAN_SECURITY_PRIVILEGE_SECRET) == 0)
 421                         connman_dbus_dict_append_variant(&dict, "Passphrase",
 422                                 DBUS_TYPE_STRING, &service->passphrase);
 423
 424                 required = FALSE;
 425
 426                 switch (service->security) {
 427                 case CONNMAN_SERVICE_SECURITY_UNKNOWN:
 428                 case CONNMAN_SERVICE_SECURITY_NONE:
 429                         break;
 430                 case CONNMAN_SERVICE_SECURITY_WEP:
 431                 case CONNMAN_SERVICE_SECURITY_WPA:
 432                 case CONNMAN_SERVICE_SECURITY_RSN:
 433                         if (service->passphrase == NULL)
 434                                 required = TRUE;
 435                         break;
 436                 }
 437
 438                 connman_dbus_dict_append_variant(&dict, "PassphraseRequired",
 439                                                 DBUS_TYPE_BOOLEAN, &required);
 440                 break;
 441         }
 442
 443         __connman_ipconfig_append_ipv4(service->ipconfig, &dict, "IPv4.");
 444
 445         dbus_message_iter_close_container(&array, &dict);
 446
 447         return reply;
 448 }
 449
 450 static DBusMessage *set_property(DBusConnection *conn,
 451                                         DBusMessage *msg, void *user_data)
 452 {
 453         struct connman_service *service = user_data;
 454         DBusMessageIter iter, value;
 455         const char *name;
 456         int type;
 457
 458         DBG("service %p", service);
 459
 460         if (dbus_message_iter_init(msg, &iter) == FALSE)
 461                 return __connman_error_invalid_arguments(msg);
 462
 463         dbus_message_iter_get_basic(&iter, &name);
 464         dbus_message_iter_next(&iter);
 465         dbus_message_iter_recurse(&iter, &value);
 466
 467         if (__connman_security_check_privilege(msg,
 468                                         CONNMAN_SECURITY_PRIVILEGE_MODIFY) < 0)
 469                 return __connman_error_permission_denied(msg);
 470
 471         type = dbus_message_iter_get_arg_type(&value);
 472
 473         if (g_str_equal(name, "Passphrase") == TRUE) {
 474                 const char *passphrase;
 475
 476                 if (type != DBUS_TYPE_STRING)
 477                         return __connman_error_invalid_arguments(msg);
 478
 479                 if (__connman_security_check_privilege(msg,
 480                                         CONNMAN_SECURITY_PRIVILEGE_SECRET) < 0)
 481                         return __connman_error_permission_denied(msg);
 482
 483                 dbus_message_iter_get_basic(&value, &passphrase);
 484
 485                 g_free(service->passphrase);
 486                 service->passphrase = g_strdup(passphrase);
 487
 488                 passphrase_changed(service);
 489
 490                 if (service->network != NULL)
 491                         connman_network_set_string(service->network,
 492                                 "WiFi.Passphrase", service->passphrase);
 493
 494                 __connman_storage_save_service(service);
 495         } else if (g_str_has_prefix(name, "IPv4.") == TRUE) {
 496                 int err;
 497
 498                 err = __connman_ipconfig_set_ipv4(service->ipconfig,
 499                                                         name + 5, &value);
 500                 if (err < 0)
 501                         return __connman_error_failed(msg, -err);
 502         } else
 503                 return __connman_error_invalid_property(msg);
 504
 505         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
 506 }
 507
 508 static void set_idle(struct connman_service *service)
 509 {
 510         service->state = CONNMAN_SERVICE_STATE_IDLE;
 511         service->error = CONNMAN_SERVICE_ERROR_UNKNOWN;
 512         state_changed(service);
 513 }
 514
 515 static DBusMessage *clear_property(DBusConnection *conn,
 516                                         DBusMessage *msg, void *user_data)
 517 {
 518         struct connman_service *service = user_data;
 519         const char *name;
 520
 521         DBG("service %p", service);
 522
 523         dbus_message_get_args(msg, NULL, DBUS_TYPE_STRING, &name,
 524                                                         DBUS_TYPE_INVALID);
 525
 526         if (__connman_security_check_privilege(msg,
 527                                         CONNMAN_SECURITY_PRIVILEGE_MODIFY) < 0)
 528                 return __connman_error_permission_denied(msg);
 529
 530         if (g_str_equal(name, "Error") == TRUE) {
 531                 set_idle(service);
 532
 533                 g_get_current_time(&service->modified);
 534                 __connman_storage_save_service(service);
 535         } else if (g_str_equal(name, "Passphrase") == TRUE) {
 536                 g_free(service->passphrase);
 537                 service->passphrase = NULL;
 538
 539                 passphrase_changed(service);
 540
 541                 __connman_storage_save_service(service);
 542         } else
 543                 return __connman_error_invalid_property(msg);
 544
 545         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
 546 }
 547
 548 static connman_bool_t is_connecting(struct connman_service *service)
 549 {
 550         switch (service->state) {
 551         case CONNMAN_SERVICE_STATE_UNKNOWN:
 552         case CONNMAN_SERVICE_STATE_IDLE:
 553         case CONNMAN_SERVICE_STATE_CARRIER:
 554         case CONNMAN_SERVICE_STATE_FAILURE:
 555         case CONNMAN_SERVICE_STATE_DISCONNECT:
 556         case CONNMAN_SERVICE_STATE_READY:
 557                 break;
 558         case CONNMAN_SERVICE_STATE_ASSOCIATION:
 559         case CONNMAN_SERVICE_STATE_CONFIGURATION:
 560                 return TRUE;
 561         }
 562
 563         return FALSE;
 564 }
 565
 566 static connman_bool_t is_ignore(struct connman_service *service)
 567 {
 568         if (service->autoconnect == FALSE)
 569                 return TRUE;
 570
 571         if (service->ignore == TRUE)
 572                 return TRUE;
 573
 574         if (service->state == CONNMAN_SERVICE_STATE_FAILURE)
 575                 return TRUE;
 576
 577         return FALSE;
 578 }
 579
 580 void __connman_service_auto_connect(void)
 581 {
 582         struct connman_service *service = NULL;
 583         GSequenceIter *iter;
 584
 585         DBG("");
 586
 587         iter = g_sequence_get_begin_iter(service_list);
 588
 589         while (g_sequence_iter_is_end(iter) == FALSE) {
 590                 service = g_sequence_get(iter);
 591
 592                 if (service->pending != NULL)
 593                         return;
 594
 595                 if (is_connecting(service) == TRUE)
 596                         return;
 597
 598                 if (service->favorite == FALSE)
 599                         return;
 600
 601                 if (service->state == CONNMAN_SERVICE_STATE_READY)
 602                         return;
 603
 604                 if (is_ignore(service) == FALSE &&
 605                                 service->state == CONNMAN_SERVICE_STATE_IDLE)
 606                         break;
 607
 608                 service = NULL;
 609
 610                 iter = g_sequence_iter_next(iter);
 611         }
 612
 613         if (service != NULL)
 614                 __connman_service_connect(service);
 615 }
 616
 617 static void reply_pending(struct connman_service *service, int error)
 618 {
 619         if (service->timeout > 0) {
 620                 g_source_remove(service->timeout);
 621                 service->timeout = 0;
 622         }
 623
 624         if (service->pending != NULL) {
 625                 if (error > 0) {
 626                         DBusMessage *reply;
 627
 628                         reply = __connman_error_failed(service->pending,
 629                                                                 error);
 630                         if (reply != NULL)
 631                                 g_dbus_send_message(connection, reply);
 632                 } else
 633                         g_dbus_send_reply(connection, service->pending,
 634                                                         DBUS_TYPE_INVALID);
 635
 636                 dbus_message_unref(service->pending);
 637                 service->pending = NULL;
 638         }
 639 }
 640
 641 static gboolean connect_timeout(gpointer user_data)
 642 {
 643         struct connman_service *service = user_data;
 644         connman_bool_t auto_connect = FALSE;
 645
 646         DBG("service %p", service);
 647
 648         service->timeout = 0;
 649
 650         if (service->network != NULL) {
 651                 connman_bool_t connected;
 652
 653                 connected = connman_network_get_connected(service->network);
 654                 if (connected == TRUE) {
 655                         __connman_service_indicate_state(service,
 656                                                 CONNMAN_SERVICE_STATE_READY);
 657                         return FALSE;
 658                 }
 659
 660                 __connman_network_disconnect(service->network);
 661         } else if (service->device != NULL) {
 662                 connman_bool_t disconnected;
 663
 664                 disconnected = connman_device_get_disconnected(service->device);
 665                 if (disconnected == FALSE) {
 666                         __connman_service_indicate_state(service,
 667                                                 CONNMAN_SERVICE_STATE_READY);
 668                         return FALSE;
 669                 }
 670
 671                 __connman_device_disconnect(service->device);
 672         }
 673
 674         if (service->pending != NULL) {
 675                 DBusMessage *reply;
 676
 677                 reply = __connman_error_operation_timeout(service->pending);
 678                 if (reply != NULL)
 679                         g_dbus_send_message(connection, reply);
 680
 681                 dbus_message_unref(service->pending);
 682                 service->pending = NULL;
 683         } else
 684                 auto_connect = TRUE;
 685
 686         __connman_service_indicate_state(service,
 687                                         CONNMAN_SERVICE_STATE_FAILURE);
 688
 689         if (auto_connect == TRUE)
 690                 __connman_service_auto_connect();
 691
 692         return FALSE;
 693 }
 694
 695 static DBusMessage *connect_service(DBusConnection *conn,
 696                                         DBusMessage *msg, void *user_data)
 697 {
 698         struct connman_service *service = user_data;
 699         GSequenceIter *iter;
 700         int err;
 701
 702         DBG("service %p", service);
 703
 704         if (service->pending != NULL)
 705                 return __connman_error_in_progress(msg);
 706
 707         iter = g_sequence_get_begin_iter(service_list);
 708
 709         while (g_sequence_iter_is_end(iter) == FALSE) {
 710                 struct connman_service *temp = g_sequence_get(iter);
 711
 712                 if (service->type == temp->type &&
 713                                         is_connecting(temp) == TRUE)
 714                         return __connman_error_in_progress(msg);
 715
 716                 iter = g_sequence_iter_next(iter);
 717         }
 718
 719         service->ignore = FALSE;
 720
 721         service->pending = dbus_message_ref(msg);
 722
 723         err = __connman_service_connect(service);
 724         if (err < 0) {
 725                 if (err != -EINPROGRESS) {
 726                         dbus_message_unref(service->pending);
 727                         service->pending = NULL;
 728
 729                         return __connman_error_failed(msg, -err);
 730                 }
 731
 732                 return NULL;
 733         }
 734
 735         dbus_message_unref(service->pending);
 736         service->pending = NULL;
 737
 738         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
 739 }
 740
 741 static DBusMessage *disconnect_service(DBusConnection *conn,
 742                                         DBusMessage *msg, void *user_data)
 743 {
 744         struct connman_service *service = user_data;
 745         int err;
 746
 747         DBG("service %p", service);
 748
 749         service->ignore = TRUE;
 750
 751         err = __connman_service_disconnect(service);
 752         if (err < 0) {
 753                 if (err != -EINPROGRESS)
 754                         return __connman_error_failed(msg, -err);
 755
 756                 return NULL;
 757         }
 758
 759         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
 760 }
 761
 762 static DBusMessage *remove_service(DBusConnection *conn,
 763                                         DBusMessage *msg, void *user_data)
 764 {
 765         struct connman_service *service = user_data;
 766
 767         DBG("service %p", service);
 768
 769         if (service->type == CONNMAN_SERVICE_TYPE_ETHERNET)
 770                 return __connman_error_not_supported(msg);
 771
 772         if (service->favorite == FALSE)
 773                 return __connman_error_not_supported(msg);
 774
 775         if (service->network != NULL)
 776                 __connman_network_disconnect(service->network);
 777
 778         g_free(service->passphrase);
 779         service->passphrase = NULL;
 780
 781         passphrase_changed(service);
 782
 783         connman_service_set_favorite(service, FALSE);
 784         __connman_storage_save_service(service);
 785
 786         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
 787 }
 788
 789 static DBusMessage *move_before(DBusConnection *conn,
 790                                         DBusMessage *msg, void *user_data)
 791 {
 792         struct connman_service *service = user_data;
 793         struct connman_service *target;
 794         const char *path;
 795         GSequenceIter *src, *dst;
 796
 797         DBG("service %p", service);
 798
 799         dbus_message_get_args(msg, NULL, DBUS_TYPE_OBJECT_PATH, &path,
 800                                                         DBUS_TYPE_INVALID);
 801
 802         if (service->favorite == FALSE)
 803                 return __connman_error_not_supported(msg);
 804
 805         target = find_service(path);
 806         if (target == NULL || target->favorite == FALSE || target == service)
 807                 return __connman_error_invalid_service(msg);
 808
 809         DBG("target %s", target->identifier);
 810
 811         if (target->state != service->state)
 812                 return __connman_error_invalid_service(msg);
 813
 814         g_get_current_time(&service->modified);
 815         __connman_storage_save_service(service);
 816
 817         src = g_hash_table_lookup(service_hash, service->identifier);
 818         dst = g_hash_table_lookup(service_hash, target->identifier);
 819
 820         g_sequence_move(src, dst);
 821
 822         __connman_profile_changed(FALSE);
 823
 824         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
 825 }
 826
 827 static DBusMessage *move_after(DBusConnection *conn,
 828                                         DBusMessage *msg, void *user_data)
 829 {
 830         struct connman_service *service = user_data;
 831         struct connman_service *target;
 832         const char *path;
 833
 834         DBG("service %p", service);
 835
 836         dbus_message_get_args(msg, NULL, DBUS_TYPE_OBJECT_PATH, &path,
 837                                                         DBUS_TYPE_INVALID);
 838
 839         if (service->favorite == FALSE)
 840                 return __connman_error_not_supported(msg);
 841
 842         target = find_service(path);
 843         if (target == NULL || target->favorite == FALSE || target == service)
 844                 return __connman_error_invalid_service(msg);
 845
 846         DBG("target %s", target->identifier);
 847
 848         if (target->state != service->state)
 849                 return __connman_error_invalid_service(msg);
 850
 851         g_get_current_time(&service->modified);
 852         __connman_storage_save_service(service);
 853
 854         return __connman_error_not_implemented(msg);
 855 }
 856
 857 static GDBusMethodTable service_methods[] = {
 858         { "GetProperties", "",   "a{sv}", get_properties     },
 859         { "SetProperty",   "sv", "",      set_property       },
 860         { "ClearProperty", "s",  "",      clear_property     },
 861         { "Connect",       "",   "",      connect_service,
 862                                                 G_DBUS_METHOD_FLAG_ASYNC },
 863         { "Disconnect",    "",   "",      disconnect_service },
 864         { "Remove",        "",   "",      remove_service     },
 865         { "MoveBefore",    "o",  "",      move_before        },
 866         { "MoveAfter",     "o",  "",      move_after         },
 867         { },
 868 };
 869
 870 static GDBusSignalTable service_signals[] = {
 871         { "PropertyChanged", "sv" },
 872         { },
 873 };
 874
 875 static void service_free(gpointer user_data)
 876 {
 877         struct connman_service *service = user_data;
 878         char *path = service->path;
 879
 880         DBG("service %p", service);
 881
 882         reply_pending(service, ENOENT);
 883
 884         g_hash_table_remove(service_hash, service->identifier);
 885
 886         service->path = NULL;
 887
 888         if (path != NULL) {
 889                 __connman_profile_changed(FALSE);
 890
 891                 g_dbus_unregister_interface(connection, path,
 892                                                 CONNMAN_SERVICE_INTERFACE);
 893                 g_free(path);
 894         }
 895
 896         if (service->network != NULL)
 897                 connman_network_unref(service->network);
 898
 899         connman_ipconfig_unref(service->ipconfig);
 900
 901         g_free(service->profile);
 902         g_free(service->name);
 903         g_free(service->passphrase);
 904         g_free(service->identifier);
 905         g_free(service);
 906 }
 907
 908 /**
 909  * __connman_service_put:
 910  * @service: service structure
 911  *
 912  * Release service if no longer needed
 913  */
 914 void __connman_service_put(struct connman_service *service)
 915 {
 916         DBG("service %p", service);
 917
 918         if (g_atomic_int_dec_and_test(&service->refcount) == TRUE) {
 919                 GSequenceIter *iter;
 920
 921                 iter = g_hash_table_lookup(service_hash, service->identifier);
 922                 if (iter != NULL) {
 923                         __connman_service_disconnect(service);
 924                         g_sequence_remove(iter);
 925                 } else
 926                         service_free(service);
 927         }
 928 }
 929
 930 static void __connman_service_initialize(struct connman_service *service)
 931 {
 932         DBG("service %p", service);
 933
 934         service->refcount = 1;
 935
 936         service->type     = CONNMAN_SERVICE_TYPE_UNKNOWN;
 937         service->mode     = CONNMAN_SERVICE_MODE_UNKNOWN;
 938         service->security = CONNMAN_SERVICE_SECURITY_UNKNOWN;
 939         service->state    = CONNMAN_SERVICE_STATE_UNKNOWN;
 940
 941         service->favorite = FALSE;
 942         service->hidden = FALSE;
 943
 944         service->ignore = FALSE;
 945
 946         service->order = 0;
 947 }
 948
 949 /**
 950  * connman_service_create:
 951  *
 952  * Allocate a new service.
 953  *
 954  * Returns: a newly-allocated #connman_service structure
 955  */
 956 struct connman_service *connman_service_create(void)
 957 {
 958         struct connman_service *service;
 959
 960         service = g_try_new0(struct connman_service, 1);
 961         if (service == NULL)
 962                 return NULL;
 963
 964         DBG("service %p", service);
 965
 966         __connman_service_initialize(service);
 967
 968         service->ipconfig = connman_ipconfig_create();
 969         if (service->ipconfig == NULL) {
 970                 g_free(service);
 971                 return NULL;
 972         }
 973
 974         connman_ipconfig_set_method(service->ipconfig,
 975                                         CONNMAN_IPCONFIG_METHOD_DHCP);
 976
 977         return service;
 978 }
 979
 980 /**
 981  * connman_service_ref:
 982  * @service: service structure
 983  *
 984  * Increase reference counter of service
 985  */
 986 struct connman_service *connman_service_ref(struct connman_service *service)
 987 {
 988         g_atomic_int_inc(&service->refcount);
 989
 990         return service;
 991 }
 992
 993 /**
 994  * connman_service_unref:
 995  * @service: service structure
 996  *
 997  * Decrease reference counter of service
 998  */
 999 void connman_service_unref(struct connman_service *service)
1000 {
1001         __connman_service_put(service);
1002 }
1003
1004 static gint service_compare(gconstpointer a, gconstpointer b,
1005                                                         gpointer user_data)
1006 {
1007         struct connman_service *service_a = (void *) a;
1008         struct connman_service *service_b = (void *) b;
1009
1010         if (service_a->state != service_b->state) {
1011                 if (service_a->state == CONNMAN_SERVICE_STATE_READY)
1012                         return -1;
1013                 if (service_b->state == CONNMAN_SERVICE_STATE_READY)
1014                         return 1;
1015         }
1016
1017         if (service_a->order > service_b->order)
1018                 return -1;
1019
1020         if (service_a->order < service_b->order)
1021                 return 1;
1022
1023         if (service_a->favorite == TRUE && service_b->favorite == FALSE)
1024                 return -1;
1025
1026         if (service_a->favorite == FALSE && service_b->favorite == TRUE)
1027                 return 1;
1028
1029         if (service_a->type != service_b->type) {
1030                 switch (service_a->type) {
1031                 case CONNMAN_SERVICE_TYPE_UNKNOWN:
1032                 case CONNMAN_SERVICE_TYPE_ETHERNET:
1033                         break;
1034                 case CONNMAN_SERVICE_TYPE_WIFI:
1035                         return 1;
1036                 case CONNMAN_SERVICE_TYPE_WIMAX:
1037                 case CONNMAN_SERVICE_TYPE_BLUETOOTH:
1038                 case CONNMAN_SERVICE_TYPE_CELLULAR:
1039                         return -1;
1040                 }
1041         }
1042
1043         return (gint) service_b->strength - (gint) service_a->strength;
1044 }
1045
1046 /**
1047  * connman_service_set_favorite:
1048  * @service: service structure
1049  * @favorite: favorite value
1050  *
1051  * Change the favorite setting of service
1052  */
1053 int connman_service_set_favorite(struct connman_service *service,
1054                                                 connman_bool_t favorite)
1055 {
1056         GSequenceIter *iter;
1057
1058         iter = g_hash_table_lookup(service_hash, service->identifier);
1059         if (iter == NULL)
1060                 return -ENOENT;
1061
1062         if (service->favorite == favorite)
1063                 return -EALREADY;
1064
1065         service->favorite = favorite;
1066
1067         g_sequence_sort_changed(iter, service_compare, NULL);
1068
1069         __connman_profile_changed(FALSE);
1070
1071         return 0;
1072 }
1073
1074 static void default_changed(void)
1075 {
1076         DBusMessage *signal;
1077         DBusMessageIter entry, value;
1078         const char *key = "DefaultTechnology";
1079         const char *str = __connman_service_default();
1080
1081         signal = dbus_message_new_signal(CONNMAN_MANAGER_PATH,
1082                                 CONNMAN_MANAGER_INTERFACE, "PropertyChanged");
1083         if (signal == NULL)
1084                 return;
1085
1086         dbus_message_iter_init_append(signal, &entry);
1087
1088         dbus_message_iter_append_basic(&entry, DBUS_TYPE_STRING, &key);
1089
1090         dbus_message_iter_open_container(&entry, DBUS_TYPE_VARIANT,
1091                                         DBUS_TYPE_STRING_AS_STRING, &value);
1092         dbus_message_iter_append_basic(&value, DBUS_TYPE_STRING, &str);
1093         dbus_message_iter_close_container(&entry, &value);
1094
1095         g_dbus_send_message(connection, signal);
1096 }
1097
1098 int __connman_service_indicate_state(struct connman_service *service,
1099                                         enum connman_service_state state)
1100 {
1101         GSequenceIter *iter;
1102
1103         DBG("service %p state %d", service, state);
1104
1105         if (service == NULL)
1106                 return -EINVAL;
1107
1108         if (service->state == state)
1109                 return -EALREADY;
1110
1111         if (service->state == CONNMAN_SERVICE_STATE_FAILURE &&
1112                                 state == CONNMAN_SERVICE_STATE_IDLE)
1113                 return -EINVAL;
1114
1115         if (service->state == CONNMAN_SERVICE_STATE_IDLE &&
1116                                 state == CONNMAN_SERVICE_STATE_DISCONNECT)
1117                 return -EINVAL;
1118
1119         if (state == CONNMAN_SERVICE_STATE_IDLE &&
1120                         service->state != CONNMAN_SERVICE_STATE_DISCONNECT) {
1121                 service->state = CONNMAN_SERVICE_STATE_DISCONNECT;
1122                 state_changed(service);
1123
1124                 __connman_service_disconnect(service);
1125         }
1126
1127         service->state = state;
1128         state_changed(service);
1129
1130         if (state == CONNMAN_SERVICE_STATE_READY) {
1131                 connman_service_set_favorite(service, TRUE);
1132
1133                 reply_pending(service, 0);
1134
1135                 g_get_current_time(&service->modified);
1136                 __connman_storage_save_service(service);
1137
1138                 __connman_notifier_connect(service->type);
1139
1140                 default_changed();
1141         } else if (state == CONNMAN_SERVICE_STATE_DISCONNECT) {
1142                 default_changed();
1143
1144                 __connman_notifier_disconnect(service->type);
1145         }
1146
1147         if (state == CONNMAN_SERVICE_STATE_FAILURE) {
1148                 reply_pending(service, EIO);
1149
1150                 g_get_current_time(&service->modified);
1151                 __connman_storage_save_service(service);
1152         } else
1153                 service->error = CONNMAN_SERVICE_ERROR_UNKNOWN;
1154
1155         iter = g_hash_table_lookup(service_hash, service->identifier);
1156         if (iter != NULL)
1157                 g_sequence_sort_changed(iter, service_compare, NULL);
1158
1159         __connman_profile_changed(FALSE);
1160
1161         if (service->state == CONNMAN_SERVICE_STATE_IDLE ||
1162                         service->state == CONNMAN_SERVICE_STATE_FAILURE)
1163                 __connman_element_request_scan(CONNMAN_ELEMENT_TYPE_UNKNOWN);
1164
1165         return 0;
1166 }
1167
1168 int __connman_service_indicate_error(struct connman_service *service,
1169                                         enum connman_service_error error)
1170 {
1171         DBG("service %p error %d", service, error);
1172
1173         if (service == NULL)
1174                 return -EINVAL;
1175
1176         service->error = error;
1177
1178         return __connman_service_indicate_state(service,
1179                                         CONNMAN_SERVICE_STATE_FAILURE);
1180 }
1181
1182 int __connman_service_indicate_default(struct connman_service *service)
1183 {
1184         DBG("service %p", service);
1185
1186         default_changed();
1187
1188         return 0;
1189 }
1190
1191 static connman_bool_t prepare_network(struct connman_service *service)
1192 {
1193         enum connman_network_type type;
1194         unsigned int ssid_len;
1195
1196         type = connman_network_get_type(service->network);
1197
1198         switch (type) {
1199         case CONNMAN_NETWORK_TYPE_UNKNOWN:
1200         case CONNMAN_NETWORK_TYPE_VENDOR:
1201                 return FALSE;
1202         case CONNMAN_NETWORK_TYPE_WIFI:
1203                 if (connman_network_get_blob(service->network, "WiFi.SSID",
1204                                                         &ssid_len) == NULL)
1205                         return FALSE;
1206
1207                 connman_network_set_string(service->network,
1208                                 "WiFi.Passphrase", service->passphrase);
1209                 break;
1210         case CONNMAN_NETWORK_TYPE_WIMAX:
1211         case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
1212         case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
1213         case CONNMAN_NETWORK_TYPE_MBM:
1214         case CONNMAN_NETWORK_TYPE_HSO:
1215                 break;
1216         }
1217
1218         return TRUE;
1219 }
1220
1221 int __connman_service_connect(struct connman_service *service)
1222 {
1223         int err;
1224
1225         DBG("service %p", service);
1226
1227         if (service->state == CONNMAN_SERVICE_STATE_READY)
1228                 return -EISCONN;
1229
1230         if (is_connecting(service) == TRUE)
1231                 return -EALREADY;
1232
1233         switch (service->type) {
1234         case CONNMAN_SERVICE_TYPE_UNKNOWN:
1235                 return -EINVAL;
1236         case CONNMAN_SERVICE_TYPE_ETHERNET:
1237         case CONNMAN_SERVICE_TYPE_WIMAX:
1238         case CONNMAN_SERVICE_TYPE_BLUETOOTH:
1239         case CONNMAN_SERVICE_TYPE_CELLULAR:
1240                 break;
1241         case CONNMAN_SERVICE_TYPE_WIFI:
1242                 switch (service->security) {
1243                 case CONNMAN_SERVICE_SECURITY_UNKNOWN:
1244                 case CONNMAN_SERVICE_SECURITY_NONE:
1245                         break;
1246                 case CONNMAN_SERVICE_SECURITY_WEP:
1247                 case CONNMAN_SERVICE_SECURITY_WPA:
1248                 case CONNMAN_SERVICE_SECURITY_RSN:
1249                         if (service->passphrase == NULL)
1250                                 return -ENOKEY;
1251                         break;
1252                 }
1253                 break;
1254         }
1255
1256         if (service->network != NULL) {
1257                 if (prepare_network(service) == FALSE)
1258                         return -EINVAL;
1259
1260                 err = __connman_network_connect(service->network);
1261         } else if (service->device != NULL) {
1262                 if (service->favorite == FALSE)
1263                         return -ENOLINK;
1264
1265                 err = __connman_device_connect(service->device);
1266         } else
1267                 return -EOPNOTSUPP;
1268
1269         if (err < 0) {
1270                 if (err != -EINPROGRESS)
1271                         return err;
1272
1273                 service->timeout = g_timeout_add_seconds(45,
1274                                                 connect_timeout, service);
1275
1276                 return -EINPROGRESS;
1277         }
1278
1279         return 0;
1280 }
1281
1282 int __connman_service_disconnect(struct connman_service *service)
1283 {
1284         int err;
1285
1286         DBG("service %p", service);
1287
1288         reply_pending(service, ECONNABORTED);
1289
1290         if (service->network != NULL) {
1291                 err = __connman_network_disconnect(service->network);
1292         } else if (service->device != NULL) {
1293                 if (service->favorite == FALSE)
1294                         return -ENOLINK;
1295                 err = __connman_device_disconnect(service->device);
1296         } else
1297                 return -EOPNOTSUPP;
1298
1299         if (err < 0) {
1300                 if (err != -EINPROGRESS)
1301                         return err;
1302
1303                 return -EINPROGRESS;
1304         }
1305
1306         return 0;
1307 }
1308
1309 /**
1310  * __connman_service_lookup:
1311  * @identifier: service identifier
1312  *
1313  * Look up a service by identifier (reference count will not be increased)
1314  */
1315 static struct connman_service *__connman_service_lookup(const char *identifier)
1316 {
1317         GSequenceIter *iter;
1318
1319         iter = g_hash_table_lookup(service_hash, identifier);
1320         if (iter != NULL)
1321                 return g_sequence_get(iter);
1322
1323         return NULL;
1324 }
1325
1326 static struct connman_network *create_hidden_wifi(struct connman_device *device,
1327                 const char *ssid, const char *mode, const char *security)
1328 {
1329         struct connman_network *network;
1330         char *name;
1331         int index;
1332         unsigned int i, ssid_len;
1333
1334         ssid_len = strlen(ssid);
1335         if (ssid_len < 1)
1336                 return NULL;
1337
1338         network = connman_network_create(NULL, CONNMAN_NETWORK_TYPE_WIFI);
1339         if (network == NULL)
1340                 return NULL;
1341
1342         connman_network_set_blob(network, "WiFi.SSID",
1343                                         (unsigned char *) ssid, ssid_len);
1344
1345         connman_network_set_string(network, "WiFi.Mode", mode);
1346         connman_network_set_string(network, "WiFi.Security", security);
1347
1348         name = g_try_malloc0(ssid_len + 1);
1349         if (name == NULL) {
1350                 connman_network_unref(network);
1351                 return NULL;
1352         }
1353
1354         for (i = 0; i < ssid_len; i++) {
1355                 if (g_ascii_isprint(ssid[i]))
1356                         name[i] = ssid[i];
1357                 else
1358                         name[i] = ' ';
1359         }
1360
1361         connman_network_set_name(network, name);
1362
1363         g_free(name);
1364
1365         index = connman_device_get_index(device);
1366         connman_network_set_index(network, index);
1367
1368         connman_network_set_protocol(network, CONNMAN_NETWORK_PROTOCOL_IP);
1369
1370         if (connman_device_add_network(device, network) < 0) {
1371                 connman_network_unref(network);
1372                 return NULL;
1373         }
1374
1375         connman_network_set_available(network, TRUE);
1376
1377         return network;
1378 }
1379
1380 int __connman_service_create_and_connect(DBusMessage *msg)
1381 {
1382         struct connman_service *service;
1383         struct connman_network *network;
1384         struct connman_device *device;
1385         DBusMessageIter iter, array;
1386         const char *mode = "managed", *security = "none";
1387         const char *type = NULL, *ssid = NULL, *passphrase = NULL;
1388         unsigned int ssid_len = 0;
1389         const char *ident;
1390         char *name, *group;
1391         gboolean created = FALSE;
1392         int err;
1393
1394         dbus_message_iter_init(msg, &iter);
1395         dbus_message_iter_recurse(&iter, &array);
1396
1397         while (dbus_message_iter_get_arg_type(&array) == DBUS_TYPE_DICT_ENTRY) {
1398                 DBusMessageIter entry, value;
1399                 const char *key;
1400
1401                 dbus_message_iter_recurse(&array, &entry);
1402                 dbus_message_iter_get_basic(&entry, &key);
1403
1404                 dbus_message_iter_next(&entry);
1405                 dbus_message_iter_recurse(&entry, &value);
1406
1407                 switch (dbus_message_iter_get_arg_type(&value)) {
1408                 case DBUS_TYPE_STRING:
1409                         if (g_str_equal(key, "Type") == TRUE)
1410                                 dbus_message_iter_get_basic(&value, &type);
1411                         else if (g_str_equal(key, "WiFi.Mode") == TRUE ||
1412                                         g_str_equal(key, "Mode") == TRUE)
1413                                 dbus_message_iter_get_basic(&value, &mode);
1414                         else if (g_str_equal(key, "WiFi.Security") == TRUE ||
1415                                         g_str_equal(key, "Security") == TRUE)
1416                                 dbus_message_iter_get_basic(&value, &security);
1417                         else if (g_str_equal(key, "WiFi.Passphrase") == TRUE ||
1418                                         g_str_equal(key, "Passphrase") == TRUE)
1419                                 dbus_message_iter_get_basic(&value, &passphrase);
1420                         else if (g_str_equal(key, "WiFi.SSID") == TRUE ||
1421                                         g_str_equal(key, "SSID") == TRUE)
1422                                 dbus_message_iter_get_basic(&value, &ssid);
1423                 }
1424
1425                 dbus_message_iter_next(&array);
1426         }
1427
1428         if (type == NULL)
1429                 return -EINVAL;
1430
1431         if (g_strcmp0(type, "wifi") != 0 || g_strcmp0(mode, "managed") != 0)
1432                 return -EOPNOTSUPP;
1433
1434         if (ssid == NULL)
1435                 return -EINVAL;
1436
1437         ssid_len = strlen(ssid);
1438         if (ssid_len < 1)
1439                 return -EINVAL;
1440
1441         if (g_strcmp0(security, "none") != 0 &&
1442                         g_strcmp0(security, "wep") != 0 &&
1443                                 g_strcmp0(security, "wpa") != 0 &&
1444                                         g_strcmp0(security, "rsn") != 0)
1445                 return -EINVAL;
1446
1447         device = __connman_element_find_device(CONNMAN_SERVICE_TYPE_WIFI);
1448         if (device == NULL)
1449                 return -EOPNOTSUPP;
1450
1451         ident = __connman_device_get_ident(device);
1452         if (ident == NULL)
1453                 return -EOPNOTSUPP;
1454
1455         group = connman_wifi_build_group_name((unsigned char *) ssid,
1456                                                 ssid_len, mode, security);
1457         if (group == NULL)
1458                 return -EINVAL;
1459
1460         name = g_strdup_printf("%s_%s_%s", type, ident, group);
1461
1462         service = __connman_service_lookup(name);
1463
1464         if (service != NULL)
1465                 goto done;
1466
1467         network = create_hidden_wifi(device, ssid, mode, security);
1468         if (network != NULL) {
1469                 connman_network_set_group(network, group);
1470                 created = TRUE;
1471         }
1472
1473         service = __connman_service_lookup(name);
1474
1475 done:
1476         g_free(name);
1477         g_free(group);
1478
1479         if (service == NULL) {
1480                 err = -EOPNOTSUPP;
1481                 goto failed;
1482         }
1483
1484         __connman_device_disconnect(device);
1485
1486         if (passphrase != NULL) {
1487                 g_free(service->passphrase);
1488                 service->passphrase = g_strdup(passphrase);
1489         }
1490
1491         err = __connman_service_connect(service);
1492         if (err < 0 && err != -EINPROGRESS)
1493                 goto failed;
1494
1495         g_dbus_send_reply(connection, msg,
1496                                 DBUS_TYPE_OBJECT_PATH, &service->path,
1497                                                         DBUS_TYPE_INVALID);
1498
1499         return 0;
1500
1501 failed:
1502         if (service != NULL && created == TRUE) {
1503                 struct connman_network *network = service->network;
1504
1505                 if (network != NULL) {
1506                         connman_network_set_available(network, FALSE);
1507                         __connman_device_cleanup_networks(device);
1508                 }
1509
1510                 __connman_service_put(service);
1511         }
1512
1513         return err;
1514 }
1515
1516 /**
1517  * __connman_service_get:
1518  * @identifier: service identifier
1519  *
1520  * Look up a service by identifier or create a new one if not found
1521  */
1522 static struct connman_service *__connman_service_get(const char *identifier)
1523 {
1524         struct connman_service *service;
1525         GSequenceIter *iter;
1526
1527         iter = g_hash_table_lookup(service_hash, identifier);
1528         if (iter != NULL) {
1529                 service = g_sequence_get(iter);
1530                 if (service != NULL)
1531                         g_atomic_int_inc(&service->refcount);
1532                 return service;
1533         }
1534
1535         service = connman_service_create();
1536         if (service == NULL)
1537                 return NULL;
1538
1539         DBG("service %p", service);
1540
1541         service->identifier = g_strdup(identifier);
1542
1543         service->profile = g_strdup(__connman_profile_active_ident());
1544
1545         __connman_storage_load_service(service);
1546
1547         iter = g_sequence_insert_sorted(service_list, service,
1548                                                 service_compare, NULL);
1549
1550         g_hash_table_insert(service_hash, service->identifier, iter);
1551
1552         return service;
1553 }
1554
1555 static int service_register(struct connman_service *service)
1556 {
1557         const char *path = __connman_profile_active_path();
1558         GSequenceIter *iter;
1559
1560         DBG("service %p", service);
1561
1562         if (service->path != NULL)
1563                 return -EALREADY;
1564
1565         service->path = g_strdup_printf("%s/%s", path, service->identifier);
1566
1567         DBG("path %s", service->path);
1568
1569         g_dbus_register_interface(connection, service->path,
1570                                         CONNMAN_SERVICE_INTERFACE,
1571                                         service_methods, service_signals,
1572                                                         NULL, service, NULL);
1573
1574         __connman_storage_load_service(service);
1575
1576         iter = g_hash_table_lookup(service_hash, service->identifier);
1577         if (iter != NULL)
1578                 g_sequence_sort_changed(iter, service_compare, NULL);
1579
1580         __connman_profile_changed(TRUE);
1581
1582         return 0;
1583 }
1584
1585 /**
1586  * __connman_service_lookup_from_device:
1587  * @device: device structure
1588  *
1589  * Look up a service by device (reference count will not be increased)
1590  */
1591 struct connman_service *__connman_service_lookup_from_device(struct connman_device *device)
1592 {
1593         struct connman_service *service;
1594         const char *ident;
1595         char *name;
1596
1597         ident = __connman_device_get_ident(device);
1598         if (ident == NULL)
1599                 return NULL;
1600
1601         name = g_strdup_printf("%s_%s",
1602                                 __connman_device_get_type(device), ident);
1603         service = __connman_service_lookup(name);
1604         g_free(name);
1605
1606         return service;
1607 }
1608
1609 /**
1610  * __connman_service_create_from_device:
1611  * @device: device structure
1612  *
1613  * Look up service by device and if not found, create one
1614  */
1615 struct connman_service *__connman_service_create_from_device(struct connman_device *device)
1616 {
1617         struct connman_service *service;
1618         const char *ident;
1619         char *name;
1620
1621         ident = __connman_device_get_ident(device);
1622         if (ident == NULL)
1623                 return NULL;
1624
1625         name = g_strdup_printf("%s_%s",
1626                                 __connman_device_get_type(device), ident);
1627         service = __connman_service_get(name);
1628         g_free(name);
1629
1630         if (service == NULL)
1631                 return NULL;
1632
1633         if (service->path != NULL) {
1634                 __connman_profile_changed(TRUE);
1635                 return service;
1636         }
1637
1638         service->type = __connman_device_get_service_type(device);
1639
1640         service->autoconnect = FALSE;
1641
1642         service->device = device;
1643
1644         service_register(service);
1645
1646         __connman_profile_changed(TRUE);
1647
1648         if (service->favorite == TRUE)
1649                 __connman_service_auto_connect();
1650
1651         return service;
1652 }
1653
1654 void __connman_service_remove_from_device(struct connman_device *device)
1655 {
1656         struct connman_service *service;
1657         enum connman_service_type type;
1658
1659         service = __connman_service_lookup_from_device(device);
1660         if (service == NULL)
1661                 return;
1662
1663         type = service->type;
1664
1665         __connman_service_put(service);
1666
1667         default_changed();
1668
1669         __connman_notifier_disconnect(type);
1670
1671         __connman_service_auto_connect();
1672 }
1673
1674 /**
1675  * __connman_service_lookup_from_network:
1676  * @network: network structure
1677  *
1678  * Look up a service by network (reference count will not be increased)
1679  */
1680 struct connman_service *__connman_service_lookup_from_network(struct connman_network *network)
1681 {
1682         struct connman_service *service;
1683         const char *ident, *group;
1684         char *name;
1685
1686         ident = __connman_network_get_ident(network);
1687         if (ident == NULL)
1688                 return NULL;
1689
1690         group = connman_network_get_group(network);
1691         if (group == NULL)
1692                 return NULL;
1693
1694         name = g_strdup_printf("%s_%s_%s",
1695                         __connman_network_get_type(network), ident, group);
1696         service = __connman_service_lookup(name);
1697         g_free(name);
1698
1699         return service;
1700 }
1701
1702 unsigned int __connman_service_get_order(struct connman_service *service)
1703 {
1704         GSequenceIter *iter;
1705
1706         if (service == NULL)
1707                 return 0;
1708
1709         if (service->favorite == FALSE) {
1710                 service->order = 0;
1711                 goto done;
1712         }
1713
1714         iter = g_hash_table_lookup(service_hash, service->identifier);
1715         if (iter != NULL) {
1716                 if (g_sequence_iter_get_position(iter) == 0)
1717                         service->order = 1;
1718                 else
1719                         service->order = 0;
1720         }
1721
1722 done:
1723         return service->order;
1724 }
1725
1726 static enum connman_service_type convert_network_type(struct connman_network *network)
1727 {
1728         enum connman_network_type type = connman_network_get_type(network);
1729
1730         switch (type) {
1731         case CONNMAN_NETWORK_TYPE_UNKNOWN:
1732         case CONNMAN_NETWORK_TYPE_VENDOR:
1733                 break;
1734         case CONNMAN_NETWORK_TYPE_WIFI:
1735                 return CONNMAN_SERVICE_TYPE_WIFI;
1736         case CONNMAN_NETWORK_TYPE_WIMAX:
1737                 return CONNMAN_SERVICE_TYPE_WIMAX;
1738         case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
1739         case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
1740                 return CONNMAN_SERVICE_TYPE_BLUETOOTH;
1741         case CONNMAN_NETWORK_TYPE_MBM:
1742         case CONNMAN_NETWORK_TYPE_HSO:
1743                 return CONNMAN_SERVICE_TYPE_CELLULAR;
1744         }
1745
1746         return CONNMAN_SERVICE_TYPE_UNKNOWN;
1747 }
1748
1749 static enum connman_service_mode convert_wifi_mode(const char *mode)
1750 {
1751         if (mode == NULL)
1752                 return CONNMAN_SERVICE_MODE_UNKNOWN;
1753         else if (g_str_equal(mode, "managed") == TRUE)
1754                 return CONNMAN_SERVICE_MODE_MANAGED;
1755         else if (g_str_equal(mode, "adhoc") == TRUE)
1756                 return CONNMAN_SERVICE_MODE_ADHOC;
1757         else
1758                 return CONNMAN_SERVICE_MODE_UNKNOWN;
1759 }
1760
1761 static enum connman_service_mode convert_wifi_security(const char *security)
1762 {
1763         if (security == NULL)
1764                 return CONNMAN_SERVICE_SECURITY_UNKNOWN;
1765         else if (g_str_equal(security, "none") == TRUE)
1766                 return CONNMAN_SERVICE_SECURITY_NONE;
1767         else if (g_str_equal(security, "wep") == TRUE)
1768                 return CONNMAN_SERVICE_SECURITY_WEP;
1769         else if (g_str_equal(security, "wpa") == TRUE)
1770                 return CONNMAN_SERVICE_SECURITY_WPA;
1771         else if (g_str_equal(security, "rsn") == TRUE)
1772                 return CONNMAN_SERVICE_SECURITY_RSN;
1773         else
1774                 return CONNMAN_SERVICE_SECURITY_UNKNOWN;
1775 }
1776
1777 static void update_from_network(struct connman_service *service,
1778                                         struct connman_network *network)
1779 {
1780         connman_uint8_t strength = service->strength;
1781         GSequenceIter *iter;
1782         const char *str;
1783
1784         if (service->state == CONNMAN_SERVICE_STATE_READY)
1785                 return;
1786
1787         if (is_connecting(service) == TRUE)
1788                 return;
1789
1790         str = connman_network_get_string(network, "Name");
1791         if (str != NULL) {
1792                 g_free(service->name);
1793                 service->name = g_strdup(str);
1794                 service->hidden = FALSE;
1795         } else {
1796                 g_free(service->name);
1797                 service->name = NULL;
1798                 service->hidden = TRUE;
1799         }
1800
1801         service->strength = connman_network_get_uint8(network, "Strength");
1802
1803         str = connman_network_get_string(network, "WiFi.Mode");
1804         service->mode = convert_wifi_mode(str);
1805
1806         str = connman_network_get_string(network, "WiFi.Security");
1807         service->security = convert_wifi_security(str);
1808
1809         if (service->strength > strength && service->network != NULL) {
1810                 connman_network_unref(service->network);
1811                 service->network = connman_network_ref(network);
1812
1813                 strength_changed(service);
1814         }
1815
1816         if (service->network == NULL)
1817                 service->network = connman_network_ref(network);
1818
1819         iter = g_hash_table_lookup(service_hash, service->identifier);
1820         if (iter != NULL)
1821                 g_sequence_sort_changed(iter, service_compare, NULL);
1822 }
1823
1824 /**
1825  * __connman_service_create_from_network:
1826  * @network: network structure
1827  *
1828  * Look up service by network and if not found, create one
1829  */
1830 struct connman_service *__connman_service_create_from_network(struct connman_network *network)
1831 {
1832         struct connman_service *service;
1833         const char *ident, *group;
1834         char *name;
1835
1836         ident = __connman_network_get_ident(network);
1837         if (ident == NULL)
1838                 return NULL;
1839
1840         group = connman_network_get_group(network);
1841         if (group == NULL)
1842                 return NULL;
1843
1844         name = g_strdup_printf("%s_%s_%s",
1845                         __connman_network_get_type(network), ident, group);
1846         service = __connman_service_get(name);
1847         g_free(name);
1848
1849         if (service == NULL)
1850                 return NULL;
1851
1852         if (__connman_network_get_weakness(network) == TRUE)
1853                 return service;
1854
1855         if (service->path != NULL) {
1856                 update_from_network(service, network);
1857                 __connman_profile_changed(TRUE);
1858                 return service;
1859         }
1860
1861         service->type = convert_network_type(network);
1862
1863         switch (service->type) {
1864         case CONNMAN_SERVICE_TYPE_UNKNOWN:
1865         case CONNMAN_SERVICE_TYPE_ETHERNET:
1866         case CONNMAN_SERVICE_TYPE_WIMAX:
1867         case CONNMAN_SERVICE_TYPE_BLUETOOTH:
1868         case CONNMAN_SERVICE_TYPE_CELLULAR:
1869                 service->autoconnect = FALSE;
1870                 break;
1871         case CONNMAN_SERVICE_TYPE_WIFI:
1872                 service->autoconnect = TRUE;
1873                 break;
1874         }
1875
1876         service->state = CONNMAN_SERVICE_STATE_IDLE;
1877
1878         update_from_network(service, network);
1879
1880         service_register(service);
1881
1882         __connman_profile_changed(TRUE);
1883
1884         if (service->favorite == TRUE)
1885                 __connman_service_auto_connect();
1886
1887         return service;
1888 }
1889
1890 void __connman_service_update_from_network(struct connman_network *network)
1891 {
1892         struct connman_service *service;
1893         connman_uint8_t strength;
1894
1895         service = __connman_service_lookup_from_network(network);
1896         if (service == NULL)
1897                 return;
1898
1899         if (service->network == NULL)
1900                 return;
1901
1902         strength = connman_network_get_uint8(service->network, "Strength");
1903         if (strength == service->strength)
1904                 return;
1905
1906         service->strength = strength;
1907
1908         strength_changed(service);
1909 }
1910
1911 void __connman_service_remove_from_network(struct connman_network *network)
1912 {
1913         struct connman_service *service;
1914
1915         service = __connman_service_lookup_from_network(network);
1916         if (service == NULL)
1917                 return;
1918
1919         __connman_service_put(service);
1920 }
1921
1922 static int service_load(struct connman_service *service)
1923 {
1924         const char *ident = service->profile;
1925         GKeyFile *keyfile;
1926         gchar *pathname, *data = NULL;
1927         gsize length;
1928         gchar *str;
1929         unsigned int ssid_len;
1930         int err = 0;
1931
1932         DBG("service %p", service);
1933
1934         if (ident == NULL)
1935                 return -EINVAL;
1936
1937         pathname = g_strdup_printf("%s/%s.profile", STORAGEDIR, ident);
1938         if (pathname == NULL)
1939                 return -ENOMEM;
1940
1941         keyfile = g_key_file_new();
1942
1943         if (g_file_get_contents(pathname, &data, &length, NULL) == FALSE) {
1944                 g_free(pathname);
1945                 return -ENOENT;
1946         }
1947
1948         g_free(pathname);
1949
1950         if (g_key_file_load_from_data(keyfile, data, length,
1951                                                         0, NULL) == FALSE) {
1952                 g_free(data);
1953                 return -EILSEQ;
1954         }
1955
1956         g_free(data);
1957
1958         switch (service->type) {
1959         case CONNMAN_SERVICE_TYPE_UNKNOWN:
1960         case CONNMAN_SERVICE_TYPE_ETHERNET:
1961                 break;
1962         case CONNMAN_SERVICE_TYPE_WIFI:
1963                 if (service->name == NULL) {
1964                         gchar *name;
1965
1966                         name = g_key_file_get_string(keyfile,
1967                                         service->identifier, "Name", NULL);
1968                         if (name != NULL) {
1969                                 g_free(service->name);
1970                                 service->name = name;
1971                         }
1972
1973                         if (service->network != NULL)
1974                                 connman_network_set_name(service->network,
1975                                                                         name);
1976                 }
1977
1978                 if (service->network &&
1979                                 connman_network_get_blob(service->network,
1980                                         "WiFi.SSID", &ssid_len) == NULL) {
1981                         gchar *hex_ssid;
1982
1983                         hex_ssid = g_key_file_get_string(keyfile,
1984                                                         service->identifier,
1985                                                                 "SSID", NULL);
1986
1987                         if (hex_ssid != NULL) {
1988                                 gchar *ssid;
1989                                 unsigned int i, j = 0, hex;
1990                                 size_t hex_ssid_len = strlen(hex_ssid);
1991
1992                                 ssid = g_try_malloc0(hex_ssid_len / 2);
1993                                 if (ssid == NULL) {
1994                                         g_free(hex_ssid);
1995                                         err = -ENOMEM;
1996                                         goto done;
1997                                 }
1998
1999                                 for (i = 0; i < hex_ssid_len; i += 2) {
2000                                         sscanf(hex_ssid + i, "%02x", &hex);
2001                                         ssid[j++] = hex;
2002                                 }
2003
2004                                 connman_network_set_blob(service->network,
2005                                         "WiFi.SSID", ssid, hex_ssid_len / 2);
2006                         }
2007
2008                         g_free(hex_ssid);
2009                 }
2010                 /* fall through */
2011
2012         case CONNMAN_SERVICE_TYPE_WIMAX:
2013         case CONNMAN_SERVICE_TYPE_BLUETOOTH:
2014         case CONNMAN_SERVICE_TYPE_CELLULAR:
2015                 service->favorite = g_key_file_get_boolean(keyfile,
2016                                 service->identifier, "Favorite", NULL);
2017
2018                 str = g_key_file_get_string(keyfile,
2019                                 service->identifier, "Failure", NULL);
2020                 if (str != NULL) {
2021                         service->state = CONNMAN_SERVICE_STATE_FAILURE;
2022                         service->error = string2error(str);
2023                 }
2024                 break;
2025         }
2026
2027         str = g_key_file_get_string(keyfile,
2028                                 service->identifier, "Modified", NULL);
2029         if (str != NULL) {
2030                 g_time_val_from_iso8601(str, &service->modified);
2031                 g_free(str);
2032         }
2033
2034         str = g_key_file_get_string(keyfile,
2035                                 service->identifier, "Passphrase", NULL);
2036         if (str != NULL) {
2037                 g_free(service->passphrase);
2038                 service->passphrase = str;
2039         }
2040
2041         __connman_ipconfig_load(service->ipconfig, keyfile,
2042                                         service->identifier, "IPv4.");
2043
2044 done:
2045         g_key_file_free(keyfile);
2046
2047         return err;
2048 }
2049
2050 static int service_save(struct connman_service *service)
2051 {
2052         const char *ident = service->profile;
2053         GKeyFile *keyfile;
2054         gchar *pathname, *data = NULL;
2055         gsize length;
2056         gchar *str;
2057         int err = 0;
2058
2059         DBG("service %p", service);
2060
2061         if (ident == NULL)
2062                 return -EINVAL;
2063
2064         pathname = g_strdup_printf("%s/%s.profile", STORAGEDIR, ident);
2065         if (pathname == NULL)
2066                 return -ENOMEM;
2067
2068         keyfile = g_key_file_new();
2069
2070         if (g_file_get_contents(pathname, &data, &length, NULL) == FALSE)
2071                 goto update;
2072
2073         if (length > 0) {
2074                 if (g_key_file_load_from_data(keyfile, data, length,
2075                                                         0, NULL) == FALSE)
2076                         goto done;
2077         }
2078
2079         g_free(data);
2080
2081 update:
2082         if (service->name != NULL)
2083                 g_key_file_set_string(keyfile, service->identifier,
2084                                                 "Name", service->name);
2085
2086         switch (service->type) {
2087         case CONNMAN_SERVICE_TYPE_UNKNOWN:
2088         case CONNMAN_SERVICE_TYPE_ETHERNET:
2089                 break;
2090         case CONNMAN_SERVICE_TYPE_WIFI:
2091                 if (service->network) {
2092                         const unsigned char *ssid;
2093                         unsigned int ssid_len = 0;
2094
2095                         ssid = connman_network_get_blob(service->network,
2096                                                         "WiFi.SSID", &ssid_len);
2097
2098                         if (ssid != NULL && ssid_len > 0 && ssid[0] != '\0') {
2099                                 char *identifier = service->identifier;
2100                                 GString *str;
2101                                 unsigned int i;
2102
2103                                 str = g_string_sized_new(ssid_len * 2);
2104                                 if (str == NULL) {
2105                                         err = -ENOMEM;
2106                                         goto done;
2107                                 }
2108
2109                                 for (i = 0; i < ssid_len; i++)
2110                                         g_string_append_printf(str,
2111                                                         "%02x", ssid[i]);
2112
2113                                 g_key_file_set_string(keyfile, identifier,
2114                                                         "SSID", str->str);
2115
2116                                 g_string_free(str, TRUE);
2117                         }
2118                 }
2119                 /* fall through */
2120
2121         case CONNMAN_SERVICE_TYPE_WIMAX:
2122         case CONNMAN_SERVICE_TYPE_BLUETOOTH:
2123         case CONNMAN_SERVICE_TYPE_CELLULAR:
2124                 g_key_file_set_boolean(keyfile, service->identifier,
2125                                         "Favorite", service->favorite);
2126
2127                 if (service->state == CONNMAN_SERVICE_STATE_FAILURE) {
2128                         const char *failure = error2string(service->error);
2129                         if (failure != NULL)
2130                                 g_key_file_set_string(keyfile,
2131                                                         service->identifier,
2132                                                         "Failure", failure);
2133                 } else {
2134                         g_key_file_remove_key(keyfile, service->identifier,
2135                                                         "Failure", NULL);
2136                 }
2137                 break;
2138         }
2139
2140         str = g_time_val_to_iso8601(&service->modified);
2141         if (str != NULL) {
2142                 g_key_file_set_string(keyfile, service->identifier,
2143                                                         "Modified", str);
2144                 g_free(str);
2145         }
2146
2147         if (service->passphrase != NULL && strlen(service->passphrase) > 0)
2148                 g_key_file_set_string(keyfile, service->identifier,
2149                                         "Passphrase", service->passphrase);
2150         else
2151                 g_key_file_remove_key(keyfile, service->identifier,
2152                                                         "Passphrase", NULL);
2153
2154         __connman_ipconfig_save(service->ipconfig, keyfile,
2155                                         service->identifier, "IPv4.");
2156
2157         data = g_key_file_to_data(keyfile, &length, NULL);
2158
2159         if (g_file_set_contents(pathname, data, length, NULL) == FALSE)
2160                 connman_error("Failed to store service information");
2161
2162 done:
2163         g_free(data);
2164
2165         g_key_file_free(keyfile);
2166
2167         g_free(pathname);
2168
2169         return err;
2170 }
2171
2172 static struct connman_storage service_storage = {
2173         .name           = "service",
2174         .priority       = CONNMAN_STORAGE_PRIORITY_LOW,
2175         .service_load   = service_load,
2176         .service_save   = service_save,
2177 };
2178
2179 int __connman_service_init(void)
2180 {
2181         DBG("");
2182
2183         connection = connman_dbus_get_connection();
2184
2185         if (connman_storage_register(&service_storage) < 0)
2186                 connman_error("Failed to register service storage");
2187
2188         service_hash = g_hash_table_new_full(g_str_hash, g_str_equal,
2189                                                                 NULL, NULL);
2190
2191         service_list = g_sequence_new(service_free);
2192
2193         return 0;
2194 }
2195
2196 void __connman_service_cleanup(void)
2197 {
2198         DBG("");
2199
2200         g_sequence_free(service_list);
2201         service_list = NULL;
2202
2203         g_hash_table_destroy(service_hash);
2204         service_hash = NULL;
2205
2206         connman_storage_unregister(&service_storage);
2207
2208         dbus_connection_unref(connection);
2209 }