src/service.c

   1 /*
   2  *
   3  *  Connection Manager
   4  *
   5  *  Copyright (C) 2007-2010  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 <errno.h>
  27 #include <stdio.h>
  28 #include <string.h>
  29 #include <netdb.h>
  30 #include <gdbus.h>
  31
  32 #include <connman/storage.h>
  33
  34 #include "connman.h"
  35
  36 #define CONNECT_TIMEOUT         120
  37
  38 static DBusConnection *connection = NULL;
  39
  40 static GSequence *service_list = NULL;
  41 static GHashTable *service_hash = NULL;
  42 static GSList *counter_list = NULL;
  43
  44 struct connman_stats {
  45         connman_bool_t valid;
  46         connman_bool_t enabled;
  47         struct connman_stats_data data_last;
  48         struct connman_stats_data data;
  49         GTimer *timer;
  50 };
  51
  52 struct connman_stats_counter {
  53         connman_bool_t append_all;
  54         struct connman_stats stats;
  55         struct connman_stats stats_roaming;
  56 };
  57
  58 struct connman_service {
  59         int refcount;
  60         int session_usage_count;
  61         char *identifier;
  62         char *path;
  63         enum connman_service_type type;
  64         enum connman_service_security security;
  65         enum connman_service_state state;
  66         enum connman_service_state state_ipv4;
  67         enum connman_service_state state_ipv6;
  68         enum connman_service_error error;
  69         connman_uint8_t strength;
  70         connman_bool_t favorite;
  71         connman_bool_t immutable;
  72         connman_bool_t hidden;
  73         connman_bool_t ignore;
  74         connman_bool_t autoconnect;
  75         connman_bool_t userconnect;
  76         GTimeVal modified;
  77         unsigned int order;
  78         char *name;
  79         char *passphrase;
  80         char *agent_passphrase;
  81         connman_bool_t roaming;
  82         struct connman_ipconfig *ipconfig_ipv4;
  83         struct connman_ipconfig *ipconfig_ipv6;
  84         struct connman_network *network;
  85         struct connman_provider *provider;
  86         char **nameservers;
  87         char **nameservers_config;
  88         char **nameservers_auto;
  89         char **domains;
  90         char *domainname;
  91         char **timeservers;
  92         /* 802.1x settings from the config files */
  93         char *eap;
  94         char *identity;
  95         char *agent_identity;
  96         char *ca_cert_file;
  97         char *client_cert_file;
  98         char *private_key_file;
  99         char *private_key_passphrase;
 100         char *phase2;
 101         DBusMessage *pending;
 102         guint timeout;
 103         struct connman_stats stats;
 104         struct connman_stats stats_roaming;
 105         GHashTable *counter_table;
 106         enum connman_service_proxy_method proxy;
 107         enum connman_service_proxy_method proxy_config;
 108         char **proxies;
 109         char **excludes;
 110         char *pac;
 111         connman_bool_t wps;
 112         int online_check_count;
 113         connman_bool_t do_split_routing;
 114 };
 115
 116 struct find_data {
 117         const char *path;
 118         struct connman_service *service;
 119 };
 120
 121 static void compare_path(gpointer value, gpointer user_data)
 122 {
 123         struct connman_service *service = value;
 124         struct find_data *data = user_data;
 125
 126         if (data->service != NULL)
 127                 return;
 128
 129         if (g_strcmp0(service->path, data->path) == 0)
 130                 data->service = service;
 131 }
 132
 133 static struct connman_service *find_service(const char *path)
 134 {
 135         struct find_data data = { .path = path, .service = NULL };
 136
 137         DBG("path %s", path);
 138
 139         g_sequence_foreach(service_list, compare_path, &data);
 140
 141         return data.service;
 142 }
 143
 144 const char *__connman_service_type2string(enum connman_service_type type)
 145 {
 146         switch (type) {
 147         case CONNMAN_SERVICE_TYPE_UNKNOWN:
 148                 break;
 149         case CONNMAN_SERVICE_TYPE_SYSTEM:
 150                 return "system";
 151         case CONNMAN_SERVICE_TYPE_ETHERNET:
 152                 return "ethernet";
 153         case CONNMAN_SERVICE_TYPE_WIFI:
 154                 return "wifi";
 155         case CONNMAN_SERVICE_TYPE_WIMAX:
 156                 return "wimax";
 157         case CONNMAN_SERVICE_TYPE_BLUETOOTH:
 158                 return "bluetooth";
 159         case CONNMAN_SERVICE_TYPE_CELLULAR:
 160                 return "cellular";
 161         case CONNMAN_SERVICE_TYPE_GPS:
 162                 return "gps";
 163         case CONNMAN_SERVICE_TYPE_VPN:
 164                 return "vpn";
 165         case CONNMAN_SERVICE_TYPE_GADGET:
 166                 return "gadget";
 167         }
 168
 169         return NULL;
 170 }
 171
 172 static const char *security2string(enum connman_service_security security)
 173 {
 174         switch (security) {
 175         case CONNMAN_SERVICE_SECURITY_UNKNOWN:
 176                 break;
 177         case CONNMAN_SERVICE_SECURITY_NONE:
 178                 return "none";
 179         case CONNMAN_SERVICE_SECURITY_WEP:
 180                 return "wep";
 181         case CONNMAN_SERVICE_SECURITY_PSK:
 182         case CONNMAN_SERVICE_SECURITY_WPA:
 183         case CONNMAN_SERVICE_SECURITY_RSN:
 184                 return "psk";
 185         case CONNMAN_SERVICE_SECURITY_8021X:
 186                 return "ieee8021x";
 187         }
 188
 189         return NULL;
 190 }
 191
 192 static const char *state2string(enum connman_service_state state)
 193 {
 194         switch (state) {
 195         case CONNMAN_SERVICE_STATE_UNKNOWN:
 196                 break;
 197         case CONNMAN_SERVICE_STATE_IDLE:
 198                 return "idle";
 199         case CONNMAN_SERVICE_STATE_ASSOCIATION:
 200                 return "association";
 201         case CONNMAN_SERVICE_STATE_CONFIGURATION:
 202                 return "configuration";
 203         case CONNMAN_SERVICE_STATE_READY:
 204                 return "ready";
 205         case CONNMAN_SERVICE_STATE_ONLINE:
 206                 return "online";
 207         case CONNMAN_SERVICE_STATE_DISCONNECT:
 208                 return "disconnect";
 209         case CONNMAN_SERVICE_STATE_FAILURE:
 210                 return "failure";
 211         }
 212
 213         return NULL;
 214 }
 215
 216 static const char *error2string(enum connman_service_error error)
 217 {
 218         switch (error) {
 219         case CONNMAN_SERVICE_ERROR_UNKNOWN:
 220                 break;
 221         case CONNMAN_SERVICE_ERROR_OUT_OF_RANGE:
 222                 return "out-of-range";
 223         case CONNMAN_SERVICE_ERROR_PIN_MISSING:
 224                 return "pin-missing";
 225         case CONNMAN_SERVICE_ERROR_DHCP_FAILED:
 226                 return "dhcp-failed";
 227         case CONNMAN_SERVICE_ERROR_CONNECT_FAILED:
 228                 return "connect-failed";
 229         case CONNMAN_SERVICE_ERROR_LOGIN_FAILED:
 230                 return "login-failed";
 231         case CONNMAN_SERVICE_ERROR_AUTH_FAILED:
 232                 return "auth-failed";
 233         case CONNMAN_SERVICE_ERROR_INVALID_KEY:
 234                 return "invalid-key";
 235         }
 236
 237         return NULL;
 238 }
 239
 240 static enum connman_service_error string2error(const char *error)
 241 {
 242         if (g_strcmp0(error, "dhcp-failed") == 0)
 243                 return CONNMAN_SERVICE_ERROR_DHCP_FAILED;
 244         else if (g_strcmp0(error, "pin-missing") == 0)
 245                 return CONNMAN_SERVICE_ERROR_PIN_MISSING;
 246         else if (g_strcmp0(error, "invalid-key") == 0)
 247                 return CONNMAN_SERVICE_ERROR_INVALID_KEY;
 248
 249         return CONNMAN_SERVICE_ERROR_UNKNOWN;
 250 }
 251
 252 static const char *proxymethod2string(enum connman_service_proxy_method method)
 253 {
 254         switch (method) {
 255         case CONNMAN_SERVICE_PROXY_METHOD_DIRECT:
 256                 return "direct";
 257         case CONNMAN_SERVICE_PROXY_METHOD_MANUAL:
 258                 return "manual";
 259         case CONNMAN_SERVICE_PROXY_METHOD_AUTO:
 260                 return "auto";
 261         case CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN:
 262                 break;
 263         }
 264
 265         return NULL;
 266 }
 267
 268 static enum connman_service_proxy_method string2proxymethod(const char *method)
 269 {
 270         if (g_strcmp0(method, "direct") == 0)
 271                 return CONNMAN_SERVICE_PROXY_METHOD_DIRECT;
 272         else if (g_strcmp0(method, "auto") == 0)
 273                 return CONNMAN_SERVICE_PROXY_METHOD_AUTO;
 274         else if (g_strcmp0(method, "manual") == 0)
 275                 return CONNMAN_SERVICE_PROXY_METHOD_MANUAL;
 276         else
 277                 return CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN;
 278 }
 279
 280 static int service_load(struct connman_service *service)
 281 {
 282         GKeyFile *keyfile;
 283         GError *error = NULL;
 284         gsize length;
 285         gchar *str;
 286         connman_bool_t autoconnect;
 287         unsigned int ssid_len;
 288         int err = 0;
 289
 290         DBG("service %p", service);
 291
 292         keyfile = connman_storage_load_service(service->identifier);
 293         if (keyfile == NULL)
 294                 return -EIO;
 295
 296         switch (service->type) {
 297         case CONNMAN_SERVICE_TYPE_UNKNOWN:
 298         case CONNMAN_SERVICE_TYPE_SYSTEM:
 299         case CONNMAN_SERVICE_TYPE_GPS:
 300         case CONNMAN_SERVICE_TYPE_GADGET:
 301                 break;
 302         case CONNMAN_SERVICE_TYPE_VPN:
 303                 service->do_split_routing = g_key_file_get_boolean(keyfile,
 304                                 service->identifier, "SplitRouting", NULL);
 305                 break;
 306         case CONNMAN_SERVICE_TYPE_WIFI:
 307                 if (service->name == NULL) {
 308                         gchar *name;
 309
 310                         name = g_key_file_get_string(keyfile,
 311                                         service->identifier, "Name", NULL);
 312                         if (name != NULL) {
 313                                 g_free(service->name);
 314                                 service->name = name;
 315                         }
 316
 317                         if (service->network != NULL)
 318                                 connman_network_set_name(service->network,
 319                                                                         name);
 320                 }
 321
 322                 if (service->network &&
 323                                 connman_network_get_blob(service->network,
 324                                         "WiFi.SSID", &ssid_len) == NULL) {
 325                         gchar *hex_ssid;
 326
 327                         hex_ssid = g_key_file_get_string(keyfile,
 328                                                         service->identifier,
 329                                                                 "SSID", NULL);
 330
 331                         if (hex_ssid != NULL) {
 332                                 gchar *ssid;
 333                                 unsigned int i, j = 0, hex;
 334                                 size_t hex_ssid_len = strlen(hex_ssid);
 335
 336                                 ssid = g_try_malloc0(hex_ssid_len / 2);
 337                                 if (ssid == NULL) {
 338                                         g_free(hex_ssid);
 339                                         err = -ENOMEM;
 340                                         goto done;
 341                                 }
 342
 343                                 for (i = 0; i < hex_ssid_len; i += 2) {
 344                                         sscanf(hex_ssid + i, "%02x", &hex);
 345                                         ssid[j++] = hex;
 346                                 }
 347
 348                                 connman_network_set_blob(service->network,
 349                                         "WiFi.SSID", ssid, hex_ssid_len / 2);
 350                         }
 351
 352                         g_free(hex_ssid);
 353                 }
 354                 /* fall through */
 355
 356         case CONNMAN_SERVICE_TYPE_WIMAX:
 357         case CONNMAN_SERVICE_TYPE_BLUETOOTH:
 358         case CONNMAN_SERVICE_TYPE_CELLULAR:
 359                 service->favorite = g_key_file_get_boolean(keyfile,
 360                                 service->identifier, "Favorite", NULL);
 361
 362                 str = g_key_file_get_string(keyfile,
 363                                 service->identifier, "Failure", NULL);
 364                 if (str != NULL) {
 365                         if (service->favorite == FALSE)
 366                                 service->state_ipv4 = service->state_ipv6 =
 367                                         CONNMAN_SERVICE_STATE_FAILURE;
 368                         service->error = string2error(str);
 369                         g_free(str);
 370                 }
 371                 /* fall through */
 372
 373         case CONNMAN_SERVICE_TYPE_ETHERNET:
 374                 autoconnect = g_key_file_get_boolean(keyfile,
 375                                 service->identifier, "AutoConnect", &error);
 376                 if (error == NULL)
 377                         service->autoconnect = autoconnect;
 378                 g_clear_error(&error);
 379                 break;
 380         }
 381
 382         str = g_key_file_get_string(keyfile,
 383                                 service->identifier, "Modified", NULL);
 384         if (str != NULL) {
 385                 g_time_val_from_iso8601(str, &service->modified);
 386                 g_free(str);
 387         }
 388
 389         str = g_key_file_get_string(keyfile,
 390                                 service->identifier, "Passphrase", NULL);
 391         if (str != NULL) {
 392                 g_free(service->passphrase);
 393                 service->passphrase = str;
 394         }
 395
 396         if (service->ipconfig_ipv4 != NULL)
 397                 __connman_ipconfig_load(service->ipconfig_ipv4, keyfile,
 398                                         service->identifier, "IPv4.");
 399
 400         if (service->ipconfig_ipv6 != NULL)
 401                 __connman_ipconfig_load(service->ipconfig_ipv6, keyfile,
 402                                         service->identifier, "IPv6.");
 403
 404         service->nameservers_config = g_key_file_get_string_list(keyfile,
 405                         service->identifier, "Nameservers", &length, NULL);
 406         if (service->nameservers_config != NULL && length == 0) {
 407                 g_strfreev(service->nameservers_config);
 408                 service->nameservers_config = NULL;
 409         }
 410
 411         service->domains = g_key_file_get_string_list(keyfile,
 412                         service->identifier, "Domains", &length, NULL);
 413         if (service->domains != NULL && length == 0) {
 414                 g_strfreev(service->domains);
 415                 service->domains = NULL;
 416         }
 417
 418         str = g_key_file_get_string(keyfile,
 419                                 service->identifier, "Proxy.Method", NULL);
 420         if (str != NULL)
 421                 service->proxy_config = string2proxymethod(str);
 422
 423         g_free(str);
 424
 425         service->proxies = g_key_file_get_string_list(keyfile,
 426                         service->identifier, "Proxy.Servers", &length, NULL);
 427         if (service->proxies != NULL && length == 0) {
 428                 g_strfreev(service->proxies);
 429                 service->proxies = NULL;
 430         }
 431
 432         service->excludes = g_key_file_get_string_list(keyfile,
 433                         service->identifier, "Proxy.Excludes", &length, NULL);
 434         if (service->excludes != NULL && length == 0) {
 435                 g_strfreev(service->excludes);
 436                 service->excludes = NULL;
 437         }
 438
 439         str = g_key_file_get_string(keyfile,
 440                                 service->identifier, "Proxy.URL", NULL);
 441         if (str != NULL) {
 442                 g_free(service->pac);
 443                 service->pac = str;
 444         }
 445
 446 done:
 447         g_key_file_free(keyfile);
 448
 449         return err;
 450 }
 451
 452 static int service_save(struct connman_service *service)
 453 {
 454         GKeyFile *keyfile;
 455         gchar *str;
 456         guint freq;
 457         const char *cst_str = NULL;
 458         int err = 0;
 459
 460         DBG("service %p", service);
 461
 462         keyfile = __connman_storage_open_service(service->identifier);
 463         if (keyfile == NULL)
 464                 return -EIO;
 465
 466         if (service->name != NULL)
 467                 g_key_file_set_string(keyfile, service->identifier,
 468                                                 "Name", service->name);
 469
 470         switch (service->type) {
 471         case CONNMAN_SERVICE_TYPE_UNKNOWN:
 472         case CONNMAN_SERVICE_TYPE_SYSTEM:
 473         case CONNMAN_SERVICE_TYPE_GPS:
 474         case CONNMAN_SERVICE_TYPE_GADGET:
 475                 break;
 476         case CONNMAN_SERVICE_TYPE_VPN:
 477                 g_key_file_set_boolean(keyfile, service->identifier,
 478                                 "SplitRouting", service->do_split_routing);
 479                 break;
 480         case CONNMAN_SERVICE_TYPE_WIFI:
 481                 if (service->network) {
 482                         const unsigned char *ssid;
 483                         unsigned int ssid_len = 0;
 484
 485                         ssid = connman_network_get_blob(service->network,
 486                                                         "WiFi.SSID", &ssid_len);
 487
 488                         if (ssid != NULL && ssid_len > 0 && ssid[0] != '\0') {
 489                                 char *identifier = service->identifier;
 490                                 GString *str;
 491                                 unsigned int i;
 492
 493                                 str = g_string_sized_new(ssid_len * 2);
 494                                 if (str == NULL) {
 495                                         err = -ENOMEM;
 496                                         goto done;
 497                                 }
 498
 499                                 for (i = 0; i < ssid_len; i++)
 500                                         g_string_append_printf(str,
 501                                                         "%02x", ssid[i]);
 502
 503                                 g_key_file_set_string(keyfile, identifier,
 504                                                         "SSID", str->str);
 505
 506                                 g_string_free(str, TRUE);
 507                         }
 508
 509                         freq = connman_network_get_frequency(service->network);
 510                         g_key_file_set_integer(keyfile, service->identifier,
 511                                                 "Frequency", freq);
 512                 }
 513                 /* fall through */
 514
 515         case CONNMAN_SERVICE_TYPE_WIMAX:
 516         case CONNMAN_SERVICE_TYPE_BLUETOOTH:
 517         case CONNMAN_SERVICE_TYPE_CELLULAR:
 518                 g_key_file_set_boolean(keyfile, service->identifier,
 519                                         "Favorite", service->favorite);
 520
 521                 if (service->state_ipv4 == CONNMAN_SERVICE_STATE_FAILURE ||
 522                         service->state_ipv6 == CONNMAN_SERVICE_STATE_FAILURE) {
 523                         const char *failure = error2string(service->error);
 524                         if (failure != NULL)
 525                                 g_key_file_set_string(keyfile,
 526                                                         service->identifier,
 527                                                         "Failure", failure);
 528                 } else {
 529                         g_key_file_remove_key(keyfile, service->identifier,
 530                                                         "Failure", NULL);
 531                 }
 532                 /* fall through */
 533
 534         case CONNMAN_SERVICE_TYPE_ETHERNET:
 535                 if (service->favorite == TRUE)
 536                         g_key_file_set_boolean(keyfile, service->identifier,
 537                                         "AutoConnect", service->autoconnect);
 538                 break;
 539         }
 540
 541         str = g_time_val_to_iso8601(&service->modified);
 542         if (str != NULL) {
 543                 g_key_file_set_string(keyfile, service->identifier,
 544                                                         "Modified", str);
 545                 g_free(str);
 546         }
 547
 548         if (service->passphrase != NULL && strlen(service->passphrase) > 0)
 549                 g_key_file_set_string(keyfile, service->identifier,
 550                                         "Passphrase", service->passphrase);
 551         else
 552                 g_key_file_remove_key(keyfile, service->identifier,
 553                                                         "Passphrase", NULL);
 554
 555         if (service->ipconfig_ipv4 != NULL)
 556                 __connman_ipconfig_save(service->ipconfig_ipv4, keyfile,
 557                                         service->identifier, "IPv4.");
 558
 559         if (service->ipconfig_ipv6 != NULL)
 560                 __connman_ipconfig_save(service->ipconfig_ipv6, keyfile,
 561                                                 service->identifier, "IPv6.");
 562
 563         if (service->nameservers_config != NULL) {
 564                 guint len = g_strv_length(service->nameservers_config);
 565
 566                 g_key_file_set_string_list(keyfile, service->identifier,
 567                                                                 "Nameservers",
 568                                 (const gchar **) service->nameservers_config, len);
 569         } else
 570         g_key_file_remove_key(keyfile, service->identifier,
 571                                                         "Nameservers", NULL);
 572
 573         if (service->domains != NULL) {
 574                 guint len = g_strv_length(service->domains);
 575
 576                 g_key_file_set_string_list(keyfile, service->identifier,
 577                                                                 "Domains",
 578                                 (const gchar **) service->domains, len);
 579         } else
 580                 g_key_file_remove_key(keyfile, service->identifier,
 581                                                         "Domains", NULL);
 582
 583         cst_str = proxymethod2string(service->proxy_config);
 584         if (cst_str != NULL)
 585                 g_key_file_set_string(keyfile, service->identifier,
 586                                 "Proxy.Method", cst_str);
 587
 588         if (service->proxies != NULL) {
 589                 guint len = g_strv_length(service->proxies);
 590
 591                 g_key_file_set_string_list(keyfile, service->identifier,
 592                                 "Proxy.Servers",
 593                                 (const gchar **) service->proxies, len);
 594         } else
 595                 g_key_file_remove_key(keyfile, service->identifier,
 596                                                 "Proxy.Servers", NULL);
 597
 598         if (service->excludes != NULL) {
 599                 guint len = g_strv_length(service->excludes);
 600
 601                 g_key_file_set_string_list(keyfile, service->identifier,
 602                                 "Proxy.Excludes",
 603                                 (const gchar **) service->excludes, len);
 604         } else
 605                 g_key_file_remove_key(keyfile, service->identifier,
 606                                                 "Proxy.Excludes", NULL);
 607
 608         if (service->pac != NULL && strlen(service->pac) > 0)
 609                 g_key_file_set_string(keyfile, service->identifier,
 610                                         "Proxy.URL", service->pac);
 611         else
 612                 g_key_file_remove_key(keyfile, service->identifier,
 613                                                         "Proxy.URL", NULL);
 614
 615 done:
 616         __connman_storage_save_service(keyfile, service->identifier);
 617
 618         g_key_file_free(keyfile);
 619
 620         return err;
 621 }
 622
 623 static enum connman_service_state combine_state(
 624                                         enum connman_service_state state_a,
 625                                         enum connman_service_state state_b)
 626 {
 627         enum connman_service_state result;
 628
 629         if (state_a == state_b) {
 630                 result = state_a;
 631                 goto done;
 632         }
 633
 634         if (state_a == CONNMAN_SERVICE_STATE_UNKNOWN) {
 635                 result = state_b;
 636                 goto done;
 637         }
 638
 639         if (state_b == CONNMAN_SERVICE_STATE_UNKNOWN) {
 640                 result = state_a;
 641                 goto done;
 642         }
 643
 644         if (state_a == CONNMAN_SERVICE_STATE_IDLE) {
 645                 result = state_b;
 646                 goto done;
 647         }
 648
 649         if (state_b == CONNMAN_SERVICE_STATE_IDLE) {
 650                 result = state_a;
 651                 goto done;
 652         }
 653
 654         if (state_a == CONNMAN_SERVICE_STATE_ONLINE) {
 655                 result = state_a;
 656                 goto done;
 657         }
 658
 659         if (state_b == CONNMAN_SERVICE_STATE_ONLINE) {
 660                 result = state_b;
 661                 goto done;
 662         }
 663
 664         if (state_a == CONNMAN_SERVICE_STATE_READY) {
 665                 result = state_a;
 666                 goto done;
 667         }
 668
 669         if (state_b == CONNMAN_SERVICE_STATE_READY) {
 670                 result = state_b;
 671                 goto done;
 672         }
 673
 674         if (state_a == CONNMAN_SERVICE_STATE_CONFIGURATION) {
 675                 result = state_a;
 676                 goto done;
 677         }
 678
 679         if (state_b == CONNMAN_SERVICE_STATE_CONFIGURATION) {
 680                 result = state_b;
 681                 goto done;
 682         }
 683
 684         if (state_a == CONNMAN_SERVICE_STATE_ASSOCIATION) {
 685                 result = state_a;
 686                 goto done;
 687         }
 688
 689         if (state_b == CONNMAN_SERVICE_STATE_ASSOCIATION) {
 690                 result = state_b;
 691                 goto done;
 692         }
 693
 694         if (state_a == CONNMAN_SERVICE_STATE_DISCONNECT) {
 695                 result = state_a;
 696                 goto done;
 697         }
 698
 699         if (state_b == CONNMAN_SERVICE_STATE_DISCONNECT) {
 700                 result = state_b;
 701                 goto done;
 702         }
 703
 704         result = CONNMAN_SERVICE_STATE_FAILURE;
 705
 706 done:
 707         return result;
 708 }
 709
 710 static connman_bool_t is_connecting_state(struct connman_service *service,
 711                                         enum connman_service_state state)
 712 {
 713         switch (state) {
 714         case CONNMAN_SERVICE_STATE_UNKNOWN:
 715         case CONNMAN_SERVICE_STATE_IDLE:
 716         case CONNMAN_SERVICE_STATE_FAILURE:
 717                 if (service->network != NULL)
 718                         return connman_network_get_connecting(service->network);
 719         case CONNMAN_SERVICE_STATE_DISCONNECT:
 720         case CONNMAN_SERVICE_STATE_READY:
 721         case CONNMAN_SERVICE_STATE_ONLINE:
 722                 break;
 723         case CONNMAN_SERVICE_STATE_ASSOCIATION:
 724         case CONNMAN_SERVICE_STATE_CONFIGURATION:
 725                 return TRUE;
 726         }
 727
 728         return FALSE;
 729 }
 730
 731 static connman_bool_t is_connected_state(const struct connman_service *service,
 732                                         enum connman_service_state state)
 733 {
 734         switch (state) {
 735         case CONNMAN_SERVICE_STATE_UNKNOWN:
 736         case CONNMAN_SERVICE_STATE_IDLE:
 737         case CONNMAN_SERVICE_STATE_ASSOCIATION:
 738         case CONNMAN_SERVICE_STATE_CONFIGURATION:
 739         case CONNMAN_SERVICE_STATE_DISCONNECT:
 740         case CONNMAN_SERVICE_STATE_FAILURE:
 741                 break;
 742         case CONNMAN_SERVICE_STATE_READY:
 743         case CONNMAN_SERVICE_STATE_ONLINE:
 744                 return TRUE;
 745         }
 746
 747         return FALSE;
 748 }
 749
 750 static connman_bool_t is_idle_state(const struct connman_service *service,
 751                                 enum connman_service_state state)
 752 {
 753         switch (state) {
 754         case CONNMAN_SERVICE_STATE_UNKNOWN:
 755         case CONNMAN_SERVICE_STATE_ASSOCIATION:
 756         case CONNMAN_SERVICE_STATE_CONFIGURATION:
 757         case CONNMAN_SERVICE_STATE_READY:
 758         case CONNMAN_SERVICE_STATE_ONLINE:
 759         case CONNMAN_SERVICE_STATE_DISCONNECT:
 760         case CONNMAN_SERVICE_STATE_FAILURE:
 761                 break;
 762         case CONNMAN_SERVICE_STATE_IDLE:
 763                 return TRUE;
 764         }
 765
 766         return FALSE;
 767 }
 768
 769 static connman_bool_t is_connecting(struct connman_service *service)
 770 {
 771         return is_connecting_state(service, service->state);
 772 }
 773
 774 static connman_bool_t is_connected(struct connman_service *service)
 775 {
 776         return is_connected_state(service, service->state);
 777 }
 778
 779 static void update_nameservers(struct connman_service *service)
 780 {
 781         const char *ifname;
 782
 783         if (service->ipconfig_ipv4)
 784                 ifname = __connman_ipconfig_get_ifname(service->ipconfig_ipv4);
 785         else if (service->ipconfig_ipv6)
 786                 ifname = __connman_ipconfig_get_ifname(service->ipconfig_ipv6);
 787         else
 788                 ifname = NULL;
 789
 790         if (ifname == NULL)
 791                 return;
 792
 793         switch (combine_state(service->state_ipv4, service->state_ipv6)) {
 794         case CONNMAN_SERVICE_STATE_UNKNOWN:
 795         case CONNMAN_SERVICE_STATE_IDLE:
 796         case CONNMAN_SERVICE_STATE_ASSOCIATION:
 797         case CONNMAN_SERVICE_STATE_CONFIGURATION:
 798                 return;
 799         case CONNMAN_SERVICE_STATE_FAILURE:
 800         case CONNMAN_SERVICE_STATE_DISCONNECT:
 801                 connman_resolver_remove_all(ifname);
 802                 return;
 803         case CONNMAN_SERVICE_STATE_READY:
 804         case CONNMAN_SERVICE_STATE_ONLINE:
 805                 break;
 806         }
 807
 808         if (service->nameservers_config != NULL) {
 809                 int i;
 810
 811                 for (i = 0; service->nameservers_config[i] != NULL; i++) {
 812                         connman_resolver_append(ifname, NULL,
 813                                                 service->nameservers_config[i]);
 814                 }
 815         } else if (service->nameservers != NULL) {
 816                 int i;
 817
 818                 for (i = 0; service->nameservers[i] != NULL; i++) {
 819                         connman_resolver_append(ifname, NULL,
 820                                                 service->nameservers[i]);
 821                 }
 822         }
 823
 824         if (service->domains != NULL) {
 825                 int i;
 826
 827                 for (i = 0; service->domains[i]; i++)
 828                         connman_resolver_append(ifname, service->domains[i],
 829                                                 NULL);
 830         } else if (service->domainname != NULL)
 831                 connman_resolver_append(ifname, service->domainname, NULL);
 832
 833         connman_resolver_flush();
 834 }
 835
 836 /*
 837  * The is_auto variable is set to true when IPv6 autoconf nameservers are
 838  * inserted to resolver via netlink message (see rtnl.c:rtnl_newnduseropt()
 839  * for details) and not through service.c
 840  */
 841 int __connman_service_nameserver_append(struct connman_service *service,
 842                                 const char *nameserver, gboolean is_auto)
 843 {
 844         char **nameservers;
 845         int len, i;
 846
 847         DBG("service %p nameserver %s auto %d", service, nameserver, is_auto);
 848
 849         if (nameserver == NULL)
 850                 return -EINVAL;
 851
 852         if (is_auto == TRUE)
 853                 nameservers = service->nameservers_auto;
 854         else
 855                 nameservers = service->nameservers;
 856
 857         for (i = 0; nameservers != NULL && nameservers[i] != NULL; i++)
 858                 if (g_strcmp0(nameservers[i], nameserver) == 0)
 859                         return -EEXIST;
 860
 861         if (nameservers != NULL) {
 862                 len = g_strv_length(nameservers);
 863                 nameservers = g_try_renew(char *, nameservers, len + 2);
 864         } else {
 865                 len = 0;
 866                 nameservers = g_try_new0(char *, len + 2);
 867         }
 868
 869         if (nameservers == NULL)
 870                 return -ENOMEM;
 871
 872         nameservers[len] = g_strdup(nameserver);
 873         if (nameservers[len] == NULL)
 874                 return -ENOMEM;
 875
 876         nameservers[len + 1] = NULL;
 877
 878         if (is_auto == TRUE) {
 879                 service->nameservers_auto = nameservers;
 880         } else {
 881                 service->nameservers = nameservers;
 882                 update_nameservers(service);
 883         }
 884
 885         return 0;
 886 }
 887
 888 int __connman_service_nameserver_remove(struct connman_service *service,
 889                                 const char *nameserver, gboolean is_auto)
 890 {
 891         char **servers, **nameservers;
 892         gboolean found = FALSE;
 893         int len, i, j;
 894
 895         DBG("service %p nameserver %s auto %d", service, nameserver, is_auto);
 896
 897         if (nameserver == NULL)
 898                 return -EINVAL;
 899
 900         if (is_auto == TRUE)
 901                 nameservers = service->nameservers_auto;
 902         else
 903                 nameservers = service->nameservers;
 904
 905         if (nameservers == NULL)
 906                 return 0;
 907
 908         for (i = 0; nameservers != NULL && nameservers[i] != NULL; i++)
 909                 if (g_strcmp0(nameservers[i], nameserver) == 0) {
 910                         found = TRUE;
 911                         break;
 912                 }
 913
 914         if (found == FALSE)
 915                 return 0;
 916
 917         len = g_strv_length(nameservers);
 918
 919         if (len == 1) {
 920                 g_strfreev(nameservers);
 921                 if (is_auto == TRUE)
 922                         service->nameservers_auto = NULL;
 923                 else
 924                         service->nameservers = NULL;
 925
 926                 return 0;
 927         }
 928
 929         servers = g_try_new0(char *, len);
 930         if (servers == NULL)
 931                 return -ENOMEM;
 932
 933         for (i = 0, j = 0; i < len; i++) {
 934                 if (g_strcmp0(nameservers[i], nameserver) != 0) {
 935                         servers[j] = g_strdup(nameservers[i]);
 936                         if (servers[j] == NULL)
 937                                 return -ENOMEM;
 938                         j++;
 939                 }
 940         }
 941         servers[len - 1] = NULL;
 942
 943         g_strfreev(nameservers);
 944         nameservers = servers;
 945
 946         if (is_auto == TRUE) {
 947                 service->nameservers_auto = nameservers;
 948         } else {
 949                 service->nameservers = nameservers;
 950                 update_nameservers(service);
 951         }
 952
 953         return 0;
 954 }
 955
 956 void __connman_service_nameserver_clear(struct connman_service *service)
 957 {
 958         g_strfreev(service->nameservers);
 959         service->nameservers = NULL;
 960
 961         update_nameservers(service);
 962 }
 963
 964 static void nameserver_add_routes(int index, char **nameservers,
 965                                         const char *gw)
 966 {
 967         int i, ret, family;
 968         struct addrinfo hints;
 969         struct addrinfo *addr;
 970
 971         for (i = 0; nameservers[i] != NULL; i++) {
 972                 memset(&hints, 0, sizeof(struct addrinfo));
 973                 hints.ai_flags = AI_NUMERICHOST;
 974                 addr = NULL;
 975
 976                 ret = getaddrinfo(nameservers[i], NULL, &hints, &addr);
 977                 if (ret == EAI_NONAME)
 978                         family = AF_INET; /* use the IPv4 as a default */
 979                 else if (ret != 0)
 980                         continue;
 981                 else
 982                         family = addr->ai_family;
 983
 984                 if (family == AF_INET) {
 985                         if (connman_inet_compare_subnet(index,
 986                                                 nameservers[i]) != TRUE)
 987                                 connman_inet_add_host_route(index,
 988                                                         nameservers[i], gw);
 989                 } else if (family == AF_INET6)
 990                         connman_inet_add_ipv6_host_route(index,
 991                                                         nameservers[i], gw);
 992
 993                 freeaddrinfo(addr);
 994         }
 995 }
 996
 997 static void nameserver_del_routes(int index, char **nameservers,
 998                                 enum connman_ipconfig_type type)
 999 {
1000         int i, ret, family;
1001         struct addrinfo hints;
1002         struct addrinfo *addr;
1003
1004         for (i = 0; nameservers[i] != NULL; i++) {
1005                 memset(&hints, 0, sizeof(struct addrinfo));
1006                 hints.ai_flags = AI_NUMERICHOST;
1007                 addr = NULL;
1008
1009                 ret = getaddrinfo(nameservers[i], NULL, &hints, &addr);
1010                 if (ret == EAI_NONAME)
1011                         family = AF_INET; /* use the IPv4 as a default */
1012                 else if (ret != 0)
1013                         continue;
1014                 else
1015                         family = addr->ai_family;
1016
1017                 switch (family) {
1018                 case AF_INET:
1019                         if (type != CONNMAN_IPCONFIG_TYPE_IPV6)
1020                                 connman_inet_del_host_route(index,
1021                                                         nameservers[i]);
1022                         break;
1023                 case AF_INET6:
1024                         if (type != CONNMAN_IPCONFIG_TYPE_IPV4)
1025                                 connman_inet_del_ipv6_host_route(index,
1026                                                         nameservers[i]);
1027                         break;
1028                 }
1029
1030                 freeaddrinfo(addr);
1031         }
1032 }
1033
1034 void __connman_service_nameserver_add_routes(struct connman_service *service,
1035                                                 const char *gw)
1036 {
1037         int index = -1;
1038
1039         if (service == NULL)
1040                 return;
1041
1042         if (service->network != NULL)
1043                 index = connman_network_get_index(service->network);
1044         else if (service->provider != NULL)
1045                 index = connman_provider_get_index(service->provider);
1046
1047         if (service->nameservers_config != NULL) {
1048                 /*
1049                  * Configured nameserver takes preference over the
1050                  * discoverd nameserver gathered from DHCP, VPN, etc.
1051                  */
1052                 nameserver_add_routes(index, service->nameservers_config, gw);
1053         } else if (service->nameservers != NULL) {
1054                 /*
1055                  * We add nameservers host routes for nameservers that
1056                  * are not on our subnet. For those who are, the subnet
1057                  * route will be installed by the time the dns proxy code
1058                  * tries to reach them. The subnet route is installed
1059                  * when setting the interface IP address.
1060                  */
1061                 nameserver_add_routes(index, service->nameservers, gw);
1062         }
1063 }
1064
1065 void __connman_service_nameserver_del_routes(struct connman_service *service,
1066                                         enum connman_ipconfig_type type)
1067 {
1068         int index = -1;
1069
1070         if (service == NULL)
1071                 return;
1072
1073         if (service->network != NULL)
1074                 index = connman_network_get_index(service->network);
1075         else if (service->provider != NULL)
1076                 index = connman_provider_get_index(service->provider);
1077
1078         if (service->nameservers_config != NULL)
1079                 nameserver_del_routes(index, service->nameservers_config,
1080                                         type);
1081         else if (service->nameservers != NULL)
1082                 nameserver_del_routes(index, service->nameservers, type);
1083 }
1084
1085 static struct connman_stats *stats_get(struct connman_service *service)
1086 {
1087         if (service->roaming == TRUE)
1088                 return &service->stats_roaming;
1089         else
1090                 return &service->stats;
1091 }
1092
1093 static connman_bool_t stats_enabled(struct connman_service *service)
1094 {
1095         struct connman_stats *stats = stats_get(service);
1096
1097         return stats->enabled;
1098 }
1099
1100 static void stats_start(struct connman_service *service)
1101 {
1102         struct connman_stats *stats = stats_get(service);
1103
1104         DBG("service %p", service);
1105
1106         if (stats->timer == NULL)
1107                 return;
1108
1109         stats->enabled = TRUE;
1110         stats->data_last.time = stats->data.time;
1111
1112         g_timer_start(stats->timer);
1113 }
1114
1115 static void stats_stop(struct connman_service *service)
1116 {
1117         struct connman_stats *stats = stats_get(service);
1118         unsigned int seconds;
1119
1120         DBG("service %p", service);
1121
1122         if (stats->timer == NULL)
1123                 return;
1124
1125         if (stats->enabled == FALSE)
1126                 return;
1127
1128         g_timer_stop(stats->timer);
1129
1130         seconds = g_timer_elapsed(stats->timer, NULL);
1131         stats->data.time = stats->data_last.time + seconds;
1132
1133         stats->enabled = FALSE;
1134 }
1135
1136 static void reset_stats(struct connman_service *service)
1137 {
1138         DBG("service %p", service);
1139
1140         /* home */
1141         service->stats.valid = FALSE;
1142
1143         service->stats.data.rx_packets = 0;
1144         service->stats.data.tx_packets = 0;
1145         service->stats.data.rx_bytes = 0;
1146         service->stats.data.tx_bytes = 0;
1147         service->stats.data.rx_errors = 0;
1148         service->stats.data.tx_errors = 0;
1149         service->stats.data.rx_dropped = 0;
1150         service->stats.data.tx_dropped = 0;
1151         service->stats.data.time = 0;
1152         service->stats.data_last.time = 0;
1153
1154         g_timer_reset(service->stats.timer);
1155
1156         /* roaming */
1157         service->stats_roaming.valid = FALSE;
1158
1159         service->stats_roaming.data.rx_packets = 0;
1160         service->stats_roaming.data.tx_packets = 0;
1161         service->stats_roaming.data.rx_bytes = 0;
1162         service->stats_roaming.data.tx_bytes = 0;
1163         service->stats_roaming.data.rx_errors = 0;
1164         service->stats_roaming.data.tx_errors = 0;
1165         service->stats_roaming.data.rx_dropped = 0;
1166         service->stats_roaming.data.tx_dropped = 0;
1167         service->stats_roaming.data.time = 0;
1168         service->stats_roaming.data_last.time = 0;
1169
1170         g_timer_reset(service->stats_roaming.timer);
1171 }
1172
1173 static struct connman_service *get_default(void)
1174 {
1175         struct connman_service *service;
1176         GSequenceIter *iter;
1177
1178         iter = g_sequence_get_begin_iter(service_list);
1179
1180         if (g_sequence_iter_is_end(iter) == TRUE)
1181                 return NULL;
1182
1183         service = g_sequence_get(iter);
1184
1185         if (is_connected(service) == FALSE)
1186                 return NULL;
1187
1188         return service;
1189 }
1190
1191 static void default_changed(void)
1192 {
1193         struct connman_service *service = get_default();
1194
1195         __connman_notifier_default_changed(service);
1196 }
1197
1198 static void state_changed(struct connman_service *service)
1199 {
1200         const char *str;
1201
1202         __connman_notifier_service_state_changed(service, service->state);
1203
1204         str = state2string(service->state);
1205         if (str == NULL)
1206                 return;
1207
1208         connman_dbus_property_changed_basic(service->path,
1209                                 CONNMAN_SERVICE_INTERFACE, "State",
1210                                                 DBUS_TYPE_STRING, &str);
1211 }
1212
1213 static void strength_changed(struct connman_service *service)
1214 {
1215         if (service->strength == 0)
1216                 return;
1217
1218         connman_dbus_property_changed_basic(service->path,
1219                                 CONNMAN_SERVICE_INTERFACE, "Strength",
1220                                         DBUS_TYPE_BYTE, &service->strength);
1221 }
1222
1223 static void favorite_changed(struct connman_service *service)
1224 {
1225         if (service->path == NULL)
1226                 return;
1227
1228         connman_dbus_property_changed_basic(service->path,
1229                                 CONNMAN_SERVICE_INTERFACE, "Favorite",
1230                                         DBUS_TYPE_BOOLEAN, &service->favorite);
1231 }
1232
1233 static void immutable_changed(struct connman_service *service)
1234 {
1235         if (service->path == NULL)
1236                 return;
1237
1238         connman_dbus_property_changed_basic(service->path,
1239                                 CONNMAN_SERVICE_INTERFACE, "Immutable",
1240                                         DBUS_TYPE_BOOLEAN, &service->immutable);
1241 }
1242
1243 static void roaming_changed(struct connman_service *service)
1244 {
1245         if (service->path == NULL)
1246                 return;
1247
1248         connman_dbus_property_changed_basic(service->path,
1249                                 CONNMAN_SERVICE_INTERFACE, "Roaming",
1250                                         DBUS_TYPE_BOOLEAN, &service->roaming);
1251 }
1252
1253 static void autoconnect_changed(struct connman_service *service)
1254 {
1255         if (service->path == NULL)
1256                 return;
1257
1258         connman_dbus_property_changed_basic(service->path,
1259                                 CONNMAN_SERVICE_INTERFACE, "AutoConnect",
1260                                 DBUS_TYPE_BOOLEAN, &service->autoconnect);
1261 }
1262
1263 static void append_security(DBusMessageIter *iter, void *user_data)
1264 {
1265         struct connman_service *service = user_data;
1266         const char *str;
1267
1268         str = security2string(service->security);
1269         if (str != NULL)
1270                 dbus_message_iter_append_basic(iter,
1271                                 DBUS_TYPE_STRING, &str);
1272
1273         /*
1274          * Some access points incorrectly advertise WPS even when they
1275          * are configured as open or no security, so filter
1276          * appropriately.
1277          */
1278         if (service->wps == TRUE) {
1279                 switch (service->security) {
1280                 case CONNMAN_SERVICE_SECURITY_PSK:
1281                 case CONNMAN_SERVICE_SECURITY_WPA:
1282                 case CONNMAN_SERVICE_SECURITY_RSN:
1283                         str = "wps";
1284                         dbus_message_iter_append_basic(iter,
1285                                 DBUS_TYPE_STRING, &str);
1286                         break;
1287                 case CONNMAN_SERVICE_SECURITY_UNKNOWN:
1288                 case CONNMAN_SERVICE_SECURITY_NONE:
1289                 case CONNMAN_SERVICE_SECURITY_WEP:
1290                 case CONNMAN_SERVICE_SECURITY_8021X:
1291                         break;
1292                 }
1293         }
1294 }
1295
1296 static void append_ethernet(DBusMessageIter *iter, void *user_data)
1297 {
1298         struct connman_service *service = user_data;
1299
1300         if (service->ipconfig_ipv4 != NULL)
1301                 __connman_ipconfig_append_ethernet(service->ipconfig_ipv4,
1302                                                                         iter);
1303         else if (service->ipconfig_ipv6 != NULL)
1304                 __connman_ipconfig_append_ethernet(service->ipconfig_ipv6,
1305                                                                         iter);
1306 }
1307
1308 static void append_ipv4(DBusMessageIter *iter, void *user_data)
1309 {
1310         struct connman_service *service = user_data;
1311
1312         DBG("ipv4 %p state %s", service->ipconfig_ipv4,
1313                                 state2string(service->state_ipv4));
1314
1315         if (is_connected_state(service, service->state_ipv4) == FALSE)
1316                 return;
1317
1318         if (service->ipconfig_ipv4 != NULL)
1319                 __connman_ipconfig_append_ipv4(service->ipconfig_ipv4, iter);
1320 }
1321
1322 static void append_ipv6(DBusMessageIter *iter, void *user_data)
1323 {
1324         struct connman_service *service = user_data;
1325
1326         DBG("ipv6 %p state %s", service->ipconfig_ipv6,
1327                                 state2string(service->state_ipv6));
1328
1329         if (is_connected_state(service, service->state_ipv6) == FALSE)
1330                 return;
1331
1332         if (service->ipconfig_ipv6 != NULL)
1333                 __connman_ipconfig_append_ipv6(service->ipconfig_ipv6, iter,
1334                                                 service->ipconfig_ipv4);
1335 }
1336
1337 static void append_ipv4config(DBusMessageIter *iter, void *user_data)
1338 {
1339         struct connman_service *service = user_data;
1340
1341         if (service->ipconfig_ipv4 != NULL)
1342                 __connman_ipconfig_append_ipv4config(service->ipconfig_ipv4,
1343                                                         iter);
1344 }
1345
1346 static void append_ipv6config(DBusMessageIter *iter, void *user_data)
1347 {
1348         struct connman_service *service = user_data;
1349
1350         if (service->ipconfig_ipv6 != NULL)
1351                 __connman_ipconfig_append_ipv6config(service->ipconfig_ipv6,
1352                                                         iter);
1353 }
1354
1355 static void append_nameserver(DBusMessageIter *iter, char ***nameservers)
1356 {
1357         char **servers;
1358         int i;
1359
1360         servers = *nameservers;
1361
1362         for (i = 0; servers[i] != NULL; i++) {
1363                 dbus_message_iter_append_basic(iter,
1364                                         DBUS_TYPE_STRING, &servers[i]);
1365         }
1366 }
1367
1368 static void append_dns(DBusMessageIter *iter, void *user_data)
1369 {
1370         struct connman_service *service = user_data;
1371
1372         if (is_connected(service) == FALSE)
1373                 return;
1374
1375         if (service->nameservers_config != NULL) {
1376                 append_nameserver(iter, &service->nameservers_config);
1377                 return;
1378         } else {
1379                 if (service->nameservers != NULL)
1380                         append_nameserver(iter, &service->nameservers);
1381
1382                 if (service->nameservers_auto != NULL)
1383                         append_nameserver(iter, &service->nameservers_auto);
1384         }
1385 }
1386
1387 static void append_dnsconfig(DBusMessageIter *iter, void *user_data)
1388 {
1389         struct connman_service *service = user_data;
1390         int i;
1391
1392         if (service->nameservers_config == NULL)
1393                 return;
1394
1395         for (i = 0; service->nameservers_config[i]; i++) {
1396                 dbus_message_iter_append_basic(iter,
1397                                 DBUS_TYPE_STRING,
1398                                 &service->nameservers_config[i]);
1399         }
1400 }
1401
1402 static void append_domain(DBusMessageIter *iter, void *user_data)
1403 {
1404         struct connman_service *service = user_data;
1405
1406         if (is_connected(service) == FALSE &&
1407                                 is_connecting(service) == FALSE)
1408                 return;
1409
1410         if (service->domainname == NULL)
1411                 return;
1412
1413         dbus_message_iter_append_basic(iter,
1414                                 DBUS_TYPE_STRING, &service->domainname);
1415 }
1416
1417 static void append_domainconfig(DBusMessageIter *iter, void *user_data)
1418 {
1419         struct connman_service *service = user_data;
1420         int i;
1421
1422         if (service->domains == NULL)
1423                 return;
1424
1425         for (i = 0; service->domains[i]; i++)
1426                 dbus_message_iter_append_basic(iter,
1427                                 DBUS_TYPE_STRING, &service->domains[i]);
1428 }
1429
1430 static void append_proxies(DBusMessageIter *iter, void *user_data)
1431 {
1432         struct connman_service *service = user_data;
1433         int i;
1434
1435         if (service->proxies == NULL)
1436                 return;
1437
1438         for (i = 0; service->proxies[i]; i++)
1439                 dbus_message_iter_append_basic(iter,
1440                                 DBUS_TYPE_STRING, &service->proxies[i]);
1441 }
1442
1443 static void append_excludes(DBusMessageIter *iter, void *user_data)
1444 {
1445         struct connman_service *service = user_data;
1446         int i;
1447
1448         if (service->excludes == NULL)
1449                 return;
1450
1451         for (i = 0; service->excludes[i]; i++)
1452                 dbus_message_iter_append_basic(iter,
1453                                 DBUS_TYPE_STRING, &service->excludes[i]);
1454 }
1455
1456 static void append_proxy(DBusMessageIter *iter, void *user_data)
1457 {
1458         struct connman_service *service = user_data;
1459         enum connman_service_proxy_method proxy;
1460         const char *pac = NULL;
1461         const char *method = proxymethod2string(
1462                 CONNMAN_SERVICE_PROXY_METHOD_DIRECT);
1463
1464         DBG("");
1465
1466         if (is_connected(service) == FALSE)
1467                 return;
1468
1469         proxy = connman_service_get_proxy_method(service);
1470
1471         switch (proxy) {
1472         case CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN:
1473                 return;
1474         case CONNMAN_SERVICE_PROXY_METHOD_DIRECT:
1475                 goto done;
1476         case CONNMAN_SERVICE_PROXY_METHOD_MANUAL:
1477                 connman_dbus_dict_append_array(iter, "Servers",
1478                                         DBUS_TYPE_STRING, append_proxies,
1479                                         service);
1480
1481                 connman_dbus_dict_append_array(iter, "Excludes",
1482                                         DBUS_TYPE_STRING, append_excludes,
1483                                         service);
1484                 break;
1485         case CONNMAN_SERVICE_PROXY_METHOD_AUTO:
1486                 /* Maybe DHCP, or WPAD,  has provided an url for a pac file */
1487                 if (service->ipconfig_ipv4 != NULL)
1488                         pac = __connman_ipconfig_get_proxy_autoconfig(
1489                                 service->ipconfig_ipv4);
1490                 else if (service->ipconfig_ipv6 != NULL)
1491                         pac = __connman_ipconfig_get_proxy_autoconfig(
1492                                 service->ipconfig_ipv6);
1493
1494                 if (service->pac == NULL && pac == NULL)
1495                         goto done;
1496
1497                 if (service->pac != NULL)
1498                         pac = service->pac;
1499
1500                 connman_dbus_dict_append_basic(iter, "URL",
1501                                         DBUS_TYPE_STRING, &pac);
1502                 break;
1503         }
1504
1505         method = proxymethod2string(proxy);
1506
1507 done:
1508         connman_dbus_dict_append_basic(iter, "Method",
1509                                         DBUS_TYPE_STRING, &method);
1510 }
1511
1512 static void append_proxyconfig(DBusMessageIter *iter, void *user_data)
1513 {
1514         struct connman_service *service = user_data;
1515         const char *method;
1516
1517         if (service->proxy_config == CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN)
1518                 return;
1519
1520         switch (service->proxy_config) {
1521         case CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN:
1522                 return;
1523         case CONNMAN_SERVICE_PROXY_METHOD_DIRECT:
1524                 break;
1525         case CONNMAN_SERVICE_PROXY_METHOD_MANUAL:
1526                 if (service->proxies != NULL)
1527                         connman_dbus_dict_append_array(iter, "Servers",
1528                                                 DBUS_TYPE_STRING,
1529                                                 append_proxies, service);
1530
1531                 if (service->excludes != NULL)
1532                         connman_dbus_dict_append_array(iter, "Excludes",
1533                                                 DBUS_TYPE_STRING,
1534                                                 append_excludes, service);
1535                 break;
1536         case CONNMAN_SERVICE_PROXY_METHOD_AUTO:
1537                 if (service->pac != NULL)
1538                         connman_dbus_dict_append_basic(iter, "URL",
1539                                         DBUS_TYPE_STRING, &service->pac);
1540                 break;
1541         }
1542
1543         method = proxymethod2string(service->proxy_config);
1544
1545         connman_dbus_dict_append_basic(iter, "Method",
1546                                 DBUS_TYPE_STRING, &method);
1547 }
1548
1549 static void append_provider(DBusMessageIter *iter, void *user_data)
1550 {
1551         struct connman_service *service = user_data;
1552
1553         DBG("%p %p", service, service->provider);
1554
1555         if (is_connected(service) == FALSE)
1556                 return;
1557
1558         if (service->provider != NULL)
1559                 __connman_provider_append_properties(service->provider, iter);
1560 }
1561
1562
1563 static void settings_changed(struct connman_service *service,
1564                                 struct connman_ipconfig *ipconfig)
1565 {
1566         connman_dbus_property_changed_dict(service->path,
1567                                         CONNMAN_SERVICE_INTERFACE, "IPv4",
1568                                                         append_ipv4, service);
1569
1570         connman_dbus_property_changed_dict(service->path,
1571                                         CONNMAN_SERVICE_INTERFACE, "IPv6",
1572                                                         append_ipv6, service);
1573
1574         __connman_notifier_ipconfig_changed(service, ipconfig);
1575 }
1576
1577 static void ipv4_configuration_changed(struct connman_service *service)
1578 {
1579         connman_dbus_property_changed_dict(service->path,
1580                                         CONNMAN_SERVICE_INTERFACE,
1581                                                         "IPv4.Configuration",
1582                                                         append_ipv4config,
1583                                                         service);
1584 }
1585
1586 static void ipv6_configuration_changed(struct connman_service *service)
1587 {
1588         connman_dbus_property_changed_dict(service->path,
1589                                         CONNMAN_SERVICE_INTERFACE,
1590                                                         "IPv6.Configuration",
1591                                                         append_ipv6config,
1592                                                         service);
1593 }
1594
1595 static void dns_changed(struct connman_service *service)
1596 {
1597         connman_dbus_property_changed_array(service->path,
1598                                 CONNMAN_SERVICE_INTERFACE, "Nameservers",
1599                                         DBUS_TYPE_STRING, append_dns, service);
1600 }
1601
1602 static void dns_configuration_changed(struct connman_service *service)
1603 {
1604         connman_dbus_property_changed_array(service->path,
1605                                 CONNMAN_SERVICE_INTERFACE,
1606                                 "Nameservers.Configuration",
1607                                 DBUS_TYPE_STRING, append_dnsconfig, service);
1608
1609         dns_changed(service);
1610 }
1611
1612 static void domain_changed(struct connman_service *service)
1613 {
1614         connman_dbus_property_changed_array(service->path,
1615                                 CONNMAN_SERVICE_INTERFACE, "Domains",
1616                                 DBUS_TYPE_STRING, append_domain, service);
1617 }
1618
1619 static void domain_configuration_changed(struct connman_service *service)
1620 {
1621         connman_dbus_property_changed_array(service->path,
1622                                 CONNMAN_SERVICE_INTERFACE,
1623                                 "Domains.Configuration",
1624                                 DBUS_TYPE_STRING, append_domainconfig, service);
1625 }
1626
1627 static void proxy_changed(struct connman_service *service)
1628 {
1629         connman_dbus_property_changed_dict(service->path,
1630                                         CONNMAN_SERVICE_INTERFACE, "Proxy",
1631                                                         append_proxy, service);
1632 }
1633
1634 static void proxy_configuration_changed(struct connman_service *service)
1635 {
1636         connman_dbus_property_changed_dict(service->path,
1637                         CONNMAN_SERVICE_INTERFACE, "Proxy.Configuration",
1638                                                 append_proxyconfig, service);
1639
1640         proxy_changed(service);
1641 }
1642
1643 static void link_changed(struct connman_service *service)
1644 {
1645         connman_dbus_property_changed_dict(service->path,
1646                                         CONNMAN_SERVICE_INTERFACE, "Ethernet",
1647                                                 append_ethernet, service);
1648 }
1649
1650 static void stats_append_counters(DBusMessageIter *dict,
1651                         struct connman_stats_data *stats,
1652                         struct connman_stats_data *counters,
1653                         connman_bool_t append_all)
1654 {
1655         if (counters->rx_packets != stats->rx_packets || append_all) {
1656                 counters->rx_packets = stats->rx_packets;
1657                 connman_dbus_dict_append_basic(dict, "RX.Packets",
1658                                         DBUS_TYPE_UINT32, &stats->rx_packets);
1659         }
1660
1661         if (counters->tx_packets != stats->tx_packets || append_all) {
1662                 counters->tx_packets = stats->tx_packets;
1663                 connman_dbus_dict_append_basic(dict, "TX.Packets",
1664                                         DBUS_TYPE_UINT32, &stats->tx_packets);
1665         }
1666
1667         if (counters->rx_bytes != stats->rx_bytes || append_all) {
1668                 counters->rx_bytes = stats->rx_bytes;
1669                 connman_dbus_dict_append_basic(dict, "RX.Bytes",
1670                                         DBUS_TYPE_UINT32, &stats->rx_bytes);
1671         }
1672
1673         if (counters->tx_bytes != stats->tx_bytes || append_all) {
1674                 counters->tx_bytes = stats->tx_bytes;
1675                 connman_dbus_dict_append_basic(dict, "TX.Bytes",
1676                                         DBUS_TYPE_UINT32, &stats->tx_bytes);
1677         }
1678
1679         if (counters->rx_errors != stats->rx_errors || append_all) {
1680                 counters->rx_errors = stats->rx_errors;
1681                 connman_dbus_dict_append_basic(dict, "RX.Errors",
1682                                         DBUS_TYPE_UINT32, &stats->rx_errors);
1683         }
1684
1685         if (counters->tx_errors != stats->tx_errors || append_all) {
1686                 counters->tx_errors = stats->tx_errors;
1687                 connman_dbus_dict_append_basic(dict, "TX.Errors",
1688                                         DBUS_TYPE_UINT32, &stats->tx_errors);
1689         }
1690
1691         if (counters->rx_dropped != stats->rx_dropped || append_all) {
1692                 counters->rx_dropped = stats->rx_dropped;
1693                 connman_dbus_dict_append_basic(dict, "RX.Dropped",
1694                                         DBUS_TYPE_UINT32, &stats->rx_dropped);
1695         }
1696
1697         if (counters->tx_dropped != stats->tx_dropped || append_all) {
1698                 counters->tx_dropped = stats->tx_dropped;
1699                 connman_dbus_dict_append_basic(dict, "TX.Dropped",
1700                                         DBUS_TYPE_UINT32, &stats->tx_dropped);
1701         }
1702
1703         if (counters->time != stats->time || append_all) {
1704                 counters->time = stats->time;
1705                 connman_dbus_dict_append_basic(dict, "Time",
1706                                         DBUS_TYPE_UINT32, &stats->time);
1707         }
1708 }
1709
1710 static void stats_append(struct connman_service *service,
1711                                 const char *counter,
1712                                 struct connman_stats_counter *counters,
1713                                 connman_bool_t append_all)
1714 {
1715         DBusMessageIter array, dict;
1716         DBusMessage *msg;
1717
1718         DBG("service %p counter %s", service, counter);
1719
1720         msg = dbus_message_new(DBUS_MESSAGE_TYPE_METHOD_CALL);
1721         if (msg == NULL)
1722                 return;
1723
1724         dbus_message_append_args(msg, DBUS_TYPE_OBJECT_PATH,
1725                                 &service->path, DBUS_TYPE_INVALID);
1726
1727         dbus_message_iter_init_append(msg, &array);
1728
1729         /* home counter */
1730         connman_dbus_dict_open(&array, &dict);
1731
1732         stats_append_counters(&dict, &service->stats.data,
1733                                 &counters->stats.data, append_all);
1734
1735         connman_dbus_dict_close(&array, &dict);
1736
1737         /* roaming counter */
1738         connman_dbus_dict_open(&array, &dict);
1739
1740         stats_append_counters(&dict, &service->stats_roaming.data,
1741                                 &counters->stats_roaming.data, append_all);
1742
1743         connman_dbus_dict_close(&array, &dict);
1744
1745         __connman_counter_send_usage(counter, msg);
1746 }
1747
1748 static void stats_update(struct connman_service *service,
1749                                 unsigned int rx_packets, unsigned int tx_packets,
1750                                 unsigned int rx_bytes, unsigned int tx_bytes,
1751                                 unsigned int rx_errors, unsigned int tx_errors,
1752                                 unsigned int rx_dropped, unsigned int tx_dropped)
1753 {
1754         struct connman_stats *stats = stats_get(service);
1755         struct connman_stats_data *data_last = &stats->data_last;
1756         struct connman_stats_data *data = &stats->data;
1757         unsigned int seconds;
1758
1759         DBG("service %p", service);
1760
1761         if (stats->valid == TRUE) {
1762                 data->rx_packets +=
1763                         rx_packets - data_last->rx_packets;
1764                 data->tx_packets +=
1765                         tx_packets - data_last->tx_packets;
1766                 data->rx_bytes +=
1767                         rx_bytes - data_last->rx_bytes;
1768                 data->tx_bytes +=
1769                         tx_bytes - data_last->tx_bytes;
1770                 data->rx_errors +=
1771                         rx_errors - data_last->rx_errors;
1772                 data->tx_errors +=
1773                         tx_errors - data_last->tx_errors;
1774                 data->rx_dropped +=
1775                         rx_dropped - data_last->rx_dropped;
1776                 data->tx_dropped +=
1777                         tx_dropped - data_last->tx_dropped;
1778         } else {
1779                 stats->valid = TRUE;
1780         }
1781
1782         data_last->rx_packets = rx_packets;
1783         data_last->tx_packets = tx_packets;
1784         data_last->rx_bytes = rx_bytes;
1785         data_last->tx_bytes = tx_bytes;
1786         data_last->rx_errors = rx_errors;
1787         data_last->tx_errors = tx_errors;
1788         data_last->rx_dropped = rx_dropped;
1789         data_last->tx_dropped = tx_dropped;
1790
1791         seconds = g_timer_elapsed(stats->timer, NULL);
1792         stats->data.time = stats->data_last.time + seconds;
1793 }
1794
1795 void __connman_service_notify(struct connman_service *service,
1796                         unsigned int rx_packets, unsigned int tx_packets,
1797                         unsigned int rx_bytes, unsigned int tx_bytes,
1798                         unsigned int rx_errors, unsigned int tx_errors,
1799                         unsigned int rx_dropped, unsigned int tx_dropped)
1800 {
1801         GHashTableIter iter;
1802         gpointer key, value;
1803         const char *counter;
1804         struct connman_stats_counter *counters;
1805         struct connman_stats_data *data;
1806         int err;
1807
1808         if (service == NULL)
1809                 return;
1810
1811         if (is_connected(service) == FALSE)
1812                 return;
1813
1814         stats_update(service,
1815                 rx_packets, tx_packets,
1816                 rx_bytes, tx_bytes,
1817                 rx_errors, tx_errors,
1818                 rx_dropped, tx_dropped);
1819
1820         data = &stats_get(service)->data;
1821         err = __connman_stats_update(service, service->roaming, data);
1822         if (err < 0)
1823                 connman_error("Failed to store statistics for %s",
1824                                 service->identifier);
1825
1826         g_hash_table_iter_init(&iter, service->counter_table);
1827         while (g_hash_table_iter_next(&iter, &key, &value)) {
1828                 counter = key;
1829                 counters = value;
1830
1831                 stats_append(service, counter, counters, counters->append_all);
1832                 counters->append_all = FALSE;
1833         }
1834 }
1835
1836 int __connman_service_counter_register(const char *counter)
1837 {
1838         struct connman_service *service;
1839         GSequenceIter *iter;
1840         struct connman_stats_counter *counters;
1841
1842         DBG("counter %s", counter);
1843
1844         counter_list = g_slist_append(counter_list, (gpointer)counter);
1845
1846         iter = g_sequence_get_begin_iter(service_list);
1847
1848         while (g_sequence_iter_is_end(iter) == FALSE) {
1849                 service = g_sequence_get(iter);
1850
1851                 counters = g_try_new0(struct connman_stats_counter, 1);
1852                 if (counters == NULL)
1853                         return -ENOMEM;
1854
1855                 counters->append_all = TRUE;
1856
1857                 g_hash_table_replace(service->counter_table, (gpointer)counter,
1858                                         counters);
1859
1860                 iter = g_sequence_iter_next(iter);
1861         }
1862
1863         return 0;
1864 }
1865
1866 void __connman_service_counter_unregister(const char *counter)
1867 {
1868         struct connman_service *service;
1869         GSequenceIter *iter;
1870
1871         DBG("counter %s", counter);
1872
1873         iter = g_sequence_get_begin_iter(service_list);
1874
1875         while (g_sequence_iter_is_end(iter) == FALSE) {
1876                 service = g_sequence_get(iter);
1877
1878                 g_hash_table_remove(service->counter_table, counter);
1879
1880                 iter = g_sequence_iter_next(iter);
1881         }
1882
1883         counter_list = g_slist_remove(counter_list, counter);
1884 }
1885
1886 GSequence *__connman_service_get_list(struct connman_session *session,
1887                                 service_match_cb service_match,
1888                                 create_service_entry_cb create_service_entry,
1889                                 GDestroyNotify destroy_service_entry)
1890 {
1891         GSequence *list;
1892         GSequenceIter *iter;
1893         struct connman_service *service;
1894         struct service_entry *entry;
1895
1896         list = g_sequence_new(destroy_service_entry);
1897         if (list == NULL)
1898                 return NULL;
1899
1900         iter = g_sequence_get_begin_iter(service_list);
1901
1902         while (g_sequence_iter_is_end(iter) == FALSE) {
1903                 service = g_sequence_get(iter);
1904
1905                 if (service_match(session, service) == TRUE) {
1906                         entry = create_service_entry(service, service->name,
1907                                                         service->state);
1908                         if (entry == NULL)
1909                                 return list;
1910
1911                         g_sequence_append(list, entry);
1912                 }
1913
1914                 iter = g_sequence_iter_next(iter);
1915         }
1916
1917         return list;
1918 }
1919
1920 void __connman_service_session_inc(struct connman_service *service)
1921 {
1922         DBG("service %p ref count %d", service,
1923                 service->session_usage_count + 1);
1924
1925         __sync_fetch_and_add(&service->session_usage_count, 1);
1926 }
1927
1928 connman_bool_t __connman_service_session_dec(struct connman_service *service)
1929 {
1930         DBG("service %p ref count %d", service,
1931                 service->session_usage_count - 1);
1932
1933         if (__sync_fetch_and_sub(&service->session_usage_count, 1) != 1)
1934                 return FALSE;
1935
1936         return TRUE;
1937 }
1938
1939 static void append_properties(DBusMessageIter *dict, dbus_bool_t limited,
1940                                         struct connman_service *service)
1941 {
1942         const char *str;
1943
1944         str = __connman_service_type2string(service->type);
1945         if (str != NULL)
1946                 connman_dbus_dict_append_basic(dict, "Type",
1947                                                 DBUS_TYPE_STRING, &str);
1948
1949         connman_dbus_dict_append_array(dict, "Security",
1950                                 DBUS_TYPE_STRING, append_security, service);
1951
1952         str = state2string(service->state);
1953         if (str != NULL)
1954                 connman_dbus_dict_append_basic(dict, "State",
1955                                                 DBUS_TYPE_STRING, &str);
1956
1957         str = error2string(service->error);
1958         if (str != NULL)
1959                 connman_dbus_dict_append_basic(dict, "Error",
1960                                                 DBUS_TYPE_STRING, &str);
1961
1962         if (service->strength > 0)
1963                 connman_dbus_dict_append_basic(dict, "Strength",
1964                                         DBUS_TYPE_BYTE, &service->strength);
1965
1966         connman_dbus_dict_append_basic(dict, "Favorite",
1967                                         DBUS_TYPE_BOOLEAN, &service->favorite);
1968
1969         connman_dbus_dict_append_basic(dict, "Immutable",
1970                                         DBUS_TYPE_BOOLEAN, &service->immutable);
1971
1972         if (service->favorite == TRUE)
1973                 connman_dbus_dict_append_basic(dict, "AutoConnect",
1974                                 DBUS_TYPE_BOOLEAN, &service->autoconnect);
1975         else
1976                 connman_dbus_dict_append_basic(dict, "AutoConnect",
1977                                         DBUS_TYPE_BOOLEAN, &service->favorite);
1978
1979         if (service->name != NULL)
1980                 connman_dbus_dict_append_basic(dict, "Name",
1981                                         DBUS_TYPE_STRING, &service->name);
1982
1983         switch (service->type) {
1984         case CONNMAN_SERVICE_TYPE_UNKNOWN:
1985         case CONNMAN_SERVICE_TYPE_SYSTEM:
1986         case CONNMAN_SERVICE_TYPE_GPS:
1987         case CONNMAN_SERVICE_TYPE_VPN:
1988         case CONNMAN_SERVICE_TYPE_GADGET:
1989                 break;
1990         case CONNMAN_SERVICE_TYPE_CELLULAR:
1991                 connman_dbus_dict_append_basic(dict, "Roaming",
1992                                         DBUS_TYPE_BOOLEAN, &service->roaming);
1993
1994                 connman_dbus_dict_append_dict(dict, "Ethernet",
1995                                                 append_ethernet, service);
1996                 break;
1997         case CONNMAN_SERVICE_TYPE_WIFI:
1998         case CONNMAN_SERVICE_TYPE_ETHERNET:
1999         case CONNMAN_SERVICE_TYPE_WIMAX:
2000         case CONNMAN_SERVICE_TYPE_BLUETOOTH:
2001                 connman_dbus_dict_append_dict(dict, "Ethernet",
2002                                                 append_ethernet, service);
2003                 break;
2004         }
2005
2006         connman_dbus_dict_append_dict(dict, "IPv4", append_ipv4, service);
2007
2008         connman_dbus_dict_append_dict(dict, "IPv4.Configuration",
2009                                                 append_ipv4config, service);
2010
2011         connman_dbus_dict_append_dict(dict, "IPv6", append_ipv6, service);
2012
2013         connman_dbus_dict_append_dict(dict, "IPv6.Configuration",
2014                                                 append_ipv6config, service);
2015
2016         connman_dbus_dict_append_array(dict, "Nameservers",
2017                                 DBUS_TYPE_STRING, append_dns, service);
2018
2019         connman_dbus_dict_append_array(dict, "Nameservers.Configuration",
2020                                 DBUS_TYPE_STRING, append_dnsconfig, service);
2021
2022         connman_dbus_dict_append_array(dict, "Domains",
2023                                 DBUS_TYPE_STRING, append_domain, service);
2024
2025         connman_dbus_dict_append_array(dict, "Domains.Configuration",
2026                                 DBUS_TYPE_STRING, append_domainconfig, service);
2027
2028         connman_dbus_dict_append_dict(dict, "Proxy", append_proxy, service);
2029
2030         connman_dbus_dict_append_dict(dict, "Proxy.Configuration",
2031                                                 append_proxyconfig, service);
2032
2033         connman_dbus_dict_append_dict(dict, "Provider",
2034                                                 append_provider, service);
2035 }
2036
2037 static void append_struct_service(DBusMessageIter *iter,
2038                 connman_dbus_append_cb_t function,
2039                 struct connman_service *service)
2040 {
2041         DBusMessageIter entry, dict;
2042
2043         dbus_message_iter_open_container(iter, DBUS_TYPE_STRUCT, NULL, &entry);
2044
2045         dbus_message_iter_append_basic(&entry, DBUS_TYPE_OBJECT_PATH,
2046                                                         &service->path);
2047
2048         connman_dbus_dict_open(&entry, &dict);
2049         if (function != NULL)
2050                 function(&dict, service);
2051         connman_dbus_dict_close(&entry, &dict);
2052
2053         dbus_message_iter_close_container(iter, &entry);
2054 }
2055
2056 static void append_dict_properties(DBusMessageIter *dict, void *user_data)
2057 {
2058         struct connman_service *service = user_data;
2059
2060         append_properties(dict, TRUE, service);
2061 }
2062
2063 static void append_struct(gpointer value, gpointer user_data)
2064 {
2065         struct connman_service *service = value;
2066         DBusMessageIter *iter = user_data;
2067
2068         if (service->path == NULL)
2069                 return;
2070
2071         append_struct_service(iter, append_dict_properties, service);
2072 }
2073
2074 void __connman_service_list_struct(DBusMessageIter *iter)
2075 {
2076         g_sequence_foreach(service_list, append_struct, iter);
2077 }
2078
2079 connman_bool_t __connman_service_is_hidden(struct connman_service *service)
2080 {
2081         return service->hidden;
2082 }
2083
2084 int __connman_service_get_index(struct connman_service *service)
2085 {
2086         if (service == NULL)
2087                 return -1;
2088
2089         if (service->network != NULL)
2090                 return connman_network_get_index(service->network);
2091         else if (service->provider != NULL)
2092                 return connman_provider_get_index(service->provider);
2093
2094         return -1;
2095 }
2096
2097 void __connman_service_set_domainname(struct connman_service *service,
2098                                                 const char *domainname)
2099 {
2100         if (service == NULL || service->hidden == TRUE)
2101                 return;
2102
2103         g_free(service->domainname);
2104         service->domainname = g_strdup(domainname);
2105
2106         domain_changed(service);
2107 }
2108
2109 const char *connman_service_get_domainname(struct connman_service *service)
2110 {
2111         if (service == NULL)
2112                 return NULL;
2113
2114         if (service->domains != NULL)
2115                 return service->domains[0];
2116         else
2117                 return service->domainname;
2118 }
2119
2120 char **connman_service_get_nameservers(struct connman_service *service)
2121 {
2122         if (service == NULL)
2123                 return NULL;
2124
2125         if (service->nameservers_config != NULL)
2126                 return g_strdupv(service->nameservers_config);
2127         else if (service->nameservers != NULL ||
2128                                         service->nameservers_auto != NULL) {
2129                 int len = 0, len_auto = 0, i;
2130                 char **nameservers;
2131
2132                 if (service->nameservers != NULL)
2133                         len = g_strv_length(service->nameservers);
2134                 if (service->nameservers_auto != NULL)
2135                         len_auto = g_strv_length(service->nameservers_auto);
2136
2137                 nameservers = g_try_new0(char *, len + len_auto + 1);
2138                 if (nameservers == NULL)
2139                         return NULL;
2140
2141                 for (i = 0; i < len; i++)
2142                         nameservers[i] = g_strdup(service->nameservers[i]);
2143
2144                 for (i = 0; i < len_auto; i++)
2145                         nameservers[i + len] =
2146                                 g_strdup(service->nameservers_auto[i]);
2147
2148                 return nameservers;
2149         }
2150
2151         return NULL;
2152 }
2153
2154 char **connman_service_get_timeservers(struct connman_service *service)
2155 {
2156         if (service == NULL)
2157                 return NULL;
2158
2159         if (service->timeservers != NULL)
2160                 return service->timeservers;
2161
2162         return NULL;
2163 }
2164
2165 void connman_service_set_proxy_method(struct connman_service *service,
2166                                         enum connman_service_proxy_method method)
2167 {
2168         if (service == NULL || service->hidden == TRUE)
2169                 return;
2170
2171         service->proxy = method;
2172
2173         proxy_changed(service);
2174
2175         if (method != CONNMAN_SERVICE_PROXY_METHOD_AUTO)
2176                 __connman_notifier_proxy_changed(service);
2177 }
2178
2179 enum connman_service_proxy_method connman_service_get_proxy_method(
2180                                         struct connman_service *service)
2181 {
2182         if (service == NULL)
2183                 return CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN;
2184
2185         if (service->proxy_config != CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN) {
2186                 if (service->proxy_config == CONNMAN_SERVICE_PROXY_METHOD_AUTO &&
2187                                 service->pac == NULL)
2188                         return service->proxy;
2189
2190                 return service->proxy_config;
2191         }
2192
2193         return service->proxy;
2194 }
2195
2196 char **connman_service_get_proxy_servers(struct connman_service *service)
2197 {
2198         return g_strdupv(service->proxies);
2199 }
2200
2201 char **connman_service_get_proxy_excludes(struct connman_service *service)
2202 {
2203         return g_strdupv(service->excludes);
2204 }
2205
2206 const char *connman_service_get_proxy_url(struct connman_service *service)
2207 {
2208         if (service == NULL)
2209                 return NULL;
2210
2211         return service->pac;
2212 }
2213
2214 void __connman_service_set_proxy_autoconfig(struct connman_service *service,
2215                                                         const char *url)
2216 {
2217         if (service == NULL || service->hidden == TRUE)
2218                 return;
2219
2220         service->proxy = CONNMAN_SERVICE_PROXY_METHOD_AUTO;
2221
2222         if (service->ipconfig_ipv4) {
2223                 if (__connman_ipconfig_set_proxy_autoconfig(
2224                             service->ipconfig_ipv4, url) < 0)
2225                         return;
2226         } else if (service->ipconfig_ipv6) {
2227                 if (__connman_ipconfig_set_proxy_autoconfig(
2228                             service->ipconfig_ipv6, url) < 0)
2229                         return;
2230         } else
2231                 return;
2232
2233         proxy_changed(service);
2234
2235         __connman_notifier_proxy_changed(service);
2236 }
2237
2238 const char *connman_service_get_proxy_autoconfig(struct connman_service *service)
2239 {
2240         if (service == NULL)
2241                 return NULL;
2242
2243         if (service->ipconfig_ipv4)
2244                 return __connman_ipconfig_get_proxy_autoconfig(
2245                                                 service->ipconfig_ipv4);
2246         else if (service->ipconfig_ipv6)
2247                 return __connman_ipconfig_get_proxy_autoconfig(
2248                                                 service->ipconfig_ipv6);
2249         return NULL;
2250 }
2251
2252 int __connman_service_timeserver_append(struct connman_service *service,
2253                                                 const char *timeserver)
2254 {
2255         int len;
2256
2257         DBG("service %p timeserver %s", service, timeserver);
2258
2259         if (timeserver == NULL)
2260                 return -EINVAL;
2261
2262         if (service->timeservers != NULL) {
2263                 int i;
2264
2265                 for (i = 0; service->timeservers[i] != NULL; i++)
2266                         if (g_strcmp0(service->timeservers[i], timeserver) == 0)
2267                                 return -EEXIST;
2268
2269                 len = g_strv_length(service->timeservers);
2270                 service->timeservers = g_try_renew(char *, service->timeservers,
2271                                                         len + 2);
2272         } else {
2273                 len = 0;
2274                 service->timeservers = g_try_new0(char *, len + 2);
2275         }
2276
2277         if (service->timeservers == NULL)
2278                 return -ENOMEM;
2279
2280         service->timeservers[len] = g_strdup(timeserver);
2281         service->timeservers[len + 1] = NULL;
2282
2283         return 0;
2284 }
2285
2286 int __connman_service_timeserver_remove(struct connman_service *service,
2287                                                 const char *timeserver)
2288 {
2289         char **servers;
2290         int len, i, j, found = 0;
2291
2292         DBG("service %p timeserver %s", service, timeserver);
2293
2294         if (timeserver == NULL)
2295                 return -EINVAL;
2296
2297         if (service->timeservers == NULL)
2298                 return 0;
2299
2300         for (i = 0; service->timeservers != NULL &&
2301                                         service->timeservers[i] != NULL; i++)
2302                 if (g_strcmp0(service->timeservers[i], timeserver) == 0) {
2303                         found = 1;
2304                         break;
2305                 }
2306
2307         if (found == 0)
2308                 return 0;
2309
2310         len = g_strv_length(service->timeservers);
2311
2312         if (len == 1) {
2313                 g_strfreev(service->timeservers);
2314                 service->timeservers = NULL;
2315
2316                 return 0;
2317         }
2318
2319         servers = g_try_new0(char *, len);
2320         if (servers == NULL)
2321                 return -ENOMEM;
2322
2323         for (i = 0, j = 0; i < len; i++) {
2324                 if (g_strcmp0(service->timeservers[i], timeserver) != 0) {
2325                         servers[j] = g_strdup(service->timeservers[i]);
2326                         if (servers[j] == NULL)
2327                                 return -ENOMEM;
2328                         j++;
2329                 }
2330         }
2331         servers[len - 1] = NULL;
2332
2333         g_strfreev(service->timeservers);
2334         service->timeservers = servers;
2335
2336         return 0;
2337 }
2338
2339 void __connman_service_set_pac(struct connman_service *service,
2340                                         const char *pac)
2341 {
2342         if (service->hidden == TRUE)
2343                 return;
2344         g_free(service->pac);
2345         service->pac = g_strdup(pac);
2346
2347         proxy_changed(service);
2348 }
2349
2350 void __connman_service_set_identity(struct connman_service *service,
2351                                         const char *identity)
2352 {
2353         if (service->immutable || service->hidden == TRUE)
2354                 return;
2355
2356         g_free(service->identity);
2357         service->identity = g_strdup(identity);
2358
2359         if (service->network != NULL)
2360                 connman_network_set_string(service->network,
2361                                         "WiFi.Identity",
2362                                         service->identity);
2363 }
2364
2365 void __connman_service_set_agent_identity(struct connman_service *service,
2366                                                 const char *agent_identity)
2367 {
2368         if (service->hidden == TRUE)
2369                 return;
2370         g_free(service->agent_identity);
2371         service->agent_identity = g_strdup(agent_identity);
2372
2373         if (service->network != NULL)
2374                 connman_network_set_string(service->network,
2375                                         "WiFi.AgentIdentity",
2376                                         service->agent_identity);
2377 }
2378
2379 void __connman_service_set_passphrase(struct connman_service *service,
2380                                         const char* passphrase)
2381 {
2382         if (service->immutable == TRUE || service->hidden == TRUE)
2383                 return;
2384
2385         g_free(service->passphrase);
2386         service->passphrase = g_strdup(passphrase);
2387
2388         if (service->network != NULL)
2389                 connman_network_set_string(service->network,
2390                                         "WiFi.Passphrase",
2391                                         service->passphrase);
2392
2393         service_save(service);
2394 }
2395
2396 void __connman_service_set_agent_passphrase(struct connman_service *service,
2397                                                 const char *agent_passphrase)
2398 {
2399         if (service->hidden == TRUE)
2400                 return;
2401         g_free(service->agent_passphrase);
2402         service->agent_passphrase = g_strdup(agent_passphrase);
2403
2404         if (service->network != NULL)
2405                 connman_network_set_string(service->network,
2406                                         "WiFi.AgentPassphrase",
2407                                         service->agent_passphrase);
2408 }
2409
2410 static DBusMessage *get_properties(DBusConnection *conn,
2411                                         DBusMessage *msg, void *user_data)
2412 {
2413         struct connman_service *service = user_data;
2414         DBusMessage *reply;
2415         DBusMessageIter array, dict;
2416
2417         DBG("service %p", service);
2418
2419         reply = dbus_message_new_method_return(msg);
2420         if (reply == NULL)
2421                 return NULL;
2422
2423         dbus_message_iter_init_append(reply, &array);
2424
2425         connman_dbus_dict_open(&array, &dict);
2426         append_properties(&dict, FALSE, service);
2427         connman_dbus_dict_close(&array, &dict);
2428
2429         return reply;
2430 }
2431
2432 static int update_proxy_configuration(struct connman_service *service,
2433                                 DBusMessageIter *array)
2434 {
2435         DBusMessageIter dict;
2436         enum connman_service_proxy_method method;
2437         GString *servers_str = NULL;
2438         GString *excludes_str = NULL;
2439         const char *url = NULL;
2440
2441         method = CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN;
2442
2443         dbus_message_iter_recurse(array, &dict);
2444
2445         while (dbus_message_iter_get_arg_type(&dict) == DBUS_TYPE_DICT_ENTRY) {
2446                 DBusMessageIter entry, variant;
2447                 const char *key;
2448                 int type;
2449
2450                 dbus_message_iter_recurse(&dict, &entry);
2451
2452                 if (dbus_message_iter_get_arg_type(&entry) != DBUS_TYPE_STRING)
2453                         goto error;
2454
2455                 dbus_message_iter_get_basic(&entry, &key);
2456                 dbus_message_iter_next(&entry);
2457
2458                 if (dbus_message_iter_get_arg_type(&entry) != DBUS_TYPE_VARIANT)
2459                         goto error;
2460
2461                 dbus_message_iter_recurse(&entry, &variant);
2462
2463                 type = dbus_message_iter_get_arg_type(&variant);
2464
2465                 if (g_str_equal(key, "Method") == TRUE) {
2466                         const char *val;
2467
2468                         if (type != DBUS_TYPE_STRING)
2469                                 goto error;
2470
2471                         dbus_message_iter_get_basic(&variant, &val);
2472                         method = string2proxymethod(val);
2473                 } else if (g_str_equal(key, "URL") == TRUE) {
2474                         if (type != DBUS_TYPE_STRING)
2475                                 goto error;
2476
2477                         dbus_message_iter_get_basic(&variant, &url);
2478                 } else if (g_str_equal(key, "Servers") == TRUE) {
2479                         DBusMessageIter str_array;
2480
2481                         if (type != DBUS_TYPE_ARRAY)
2482                                 goto error;
2483
2484                         servers_str = g_string_new(NULL);
2485                         if (servers_str == NULL)
2486                                 goto error;
2487
2488                         dbus_message_iter_recurse(&variant, &str_array);
2489
2490                         while (dbus_message_iter_get_arg_type(&str_array) ==
2491                                                         DBUS_TYPE_STRING) {
2492                                 char *val = NULL;
2493
2494                                 dbus_message_iter_get_basic(&str_array, &val);
2495
2496                                 if (servers_str->len > 0)
2497                                         g_string_append_printf(servers_str,
2498                                                         " %s", val);
2499                                 else
2500                                         g_string_append(servers_str, val);
2501
2502                                 dbus_message_iter_next(&str_array);
2503                         }
2504                 } else if (g_str_equal(key, "Excludes") == TRUE) {
2505                         DBusMessageIter str_array;
2506
2507                         if (type != DBUS_TYPE_ARRAY)
2508                                 goto error;
2509
2510                         excludes_str = g_string_new(NULL);
2511                         if (excludes_str == NULL)
2512                                 goto error;
2513
2514                         dbus_message_iter_recurse(&variant, &str_array);
2515
2516                         while (dbus_message_iter_get_arg_type(&str_array) ==
2517                                                         DBUS_TYPE_STRING) {
2518                                 char *val = NULL;
2519
2520                                 dbus_message_iter_get_basic(&str_array, &val);
2521
2522                                 if (excludes_str->len > 0)
2523                                         g_string_append_printf(excludes_str,
2524                                                         " %s", val);
2525                                 else
2526                                         g_string_append(excludes_str, val);
2527
2528                                 dbus_message_iter_next(&str_array);
2529                         }
2530                 }
2531
2532                 dbus_message_iter_next(&dict);
2533         }
2534
2535         switch (method) {
2536         case CONNMAN_SERVICE_PROXY_METHOD_DIRECT:
2537                 break;
2538         case CONNMAN_SERVICE_PROXY_METHOD_MANUAL:
2539                 if (servers_str == NULL && service->proxies == NULL)
2540                         goto error;
2541
2542                 if (servers_str != NULL) {
2543                         g_strfreev(service->proxies);
2544
2545                         if (servers_str->len > 0)
2546                                 service->proxies = g_strsplit_set(
2547                                         servers_str->str, " ", 0);
2548                         else
2549                                 service->proxies = NULL;
2550                 }
2551
2552                 if (excludes_str != NULL) {
2553                         g_strfreev(service->excludes);
2554
2555                         if (excludes_str->len > 0)
2556                                 service->excludes = g_strsplit_set(
2557                                         excludes_str->str, " ", 0);
2558                         else
2559                                 service->excludes = NULL;
2560                 }
2561
2562                 if (service->proxies == NULL)
2563                         method = CONNMAN_SERVICE_PROXY_METHOD_DIRECT;
2564
2565                 break;
2566         case CONNMAN_SERVICE_PROXY_METHOD_AUTO:
2567                 g_free(service->pac);
2568
2569                 if (url != NULL && strlen(url) > 0)
2570                         service->pac = g_strdup(url);
2571                 else
2572                         service->pac = NULL;
2573
2574                 /* if we are connected:
2575                    - if service->pac == NULL
2576                    - if __connman_ipconfig_get_proxy_autoconfig(
2577                    service->ipconfig) == NULL
2578                    --> We should start WPAD */
2579
2580                 break;
2581         case CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN:
2582                 goto error;
2583         }
2584
2585         if (servers_str != NULL)
2586                 g_string_free(servers_str, TRUE);
2587
2588         if (excludes_str != NULL)
2589                 g_string_free(excludes_str, TRUE);
2590
2591         service->proxy_config = method;
2592
2593         return 0;
2594
2595 error:
2596         if (servers_str != NULL)
2597                 g_string_free(servers_str, TRUE);
2598
2599         if (excludes_str != NULL)
2600                 g_string_free(excludes_str, TRUE);
2601
2602         return -EINVAL;
2603 }
2604
2605 static int set_ipconfig(struct connman_service *service,
2606                         struct connman_ipconfig *ipconfig,
2607                         DBusMessageIter *array,
2608                         enum connman_service_state state,
2609                         enum connman_service_state *new_state)
2610 {
2611         enum connman_ipconfig_method old_method;
2612         enum connman_ipconfig_method method = CONNMAN_IPCONFIG_METHOD_UNKNOWN;
2613         enum connman_ipconfig_type type;
2614         int err;
2615
2616         if (ipconfig == NULL)
2617                 return -EINVAL;
2618
2619         old_method = __connman_ipconfig_get_method(ipconfig);
2620
2621         if (is_connecting_state(service, state) ||
2622                                         is_connected_state(service, state))
2623                 __connman_network_clear_ipconfig(service->network, ipconfig);
2624
2625         err = __connman_ipconfig_set_config(ipconfig, array);
2626         method = __connman_ipconfig_get_method(ipconfig);
2627         type = __connman_ipconfig_get_config_type(ipconfig);
2628
2629         if (type == CONNMAN_IPCONFIG_TYPE_IPV4) {
2630                 if (err == 0 && old_method == CONNMAN_IPCONFIG_METHOD_OFF &&
2631                                 method == CONNMAN_IPCONFIG_METHOD_DHCP) {
2632                         *new_state = service->state_ipv4 =
2633                                 CONNMAN_SERVICE_STATE_CONFIGURATION;
2634                         __connman_ipconfig_enable(ipconfig);
2635                 }
2636
2637         } else if (type == CONNMAN_IPCONFIG_TYPE_IPV6) {
2638                 if (err == 0 && old_method == CONNMAN_IPCONFIG_METHOD_OFF &&
2639                                 method == CONNMAN_IPCONFIG_METHOD_AUTO) {
2640                         *new_state = service->state_ipv6;
2641                         __connman_ipconfig_enable(ipconfig);
2642                 }
2643         }
2644
2645         DBG("err %d ipconfig %p type %d method %d state %s", err, ipconfig,
2646                 type, method, state2string(*new_state));
2647
2648         return err;
2649 }
2650
2651 static DBusMessage *set_property(DBusConnection *conn,
2652                                         DBusMessage *msg, void *user_data)
2653 {
2654         struct connman_service *service = user_data;
2655         DBusMessageIter iter, value;
2656         const char *name;
2657         int type;
2658
2659         DBG("service %p", service);
2660
2661         if (dbus_message_iter_init(msg, &iter) == FALSE)
2662                 return __connman_error_invalid_arguments(msg);
2663
2664         if (dbus_message_iter_get_arg_type(&iter) != DBUS_TYPE_STRING)
2665                 return __connman_error_invalid_arguments(msg);
2666
2667         dbus_message_iter_get_basic(&iter, &name);
2668         dbus_message_iter_next(&iter);
2669
2670         if (dbus_message_iter_get_arg_type(&iter) != DBUS_TYPE_VARIANT)
2671                 return __connman_error_invalid_arguments(msg);
2672
2673         dbus_message_iter_recurse(&iter, &value);
2674
2675         type = dbus_message_iter_get_arg_type(&value);
2676
2677         if (g_str_equal(name, "AutoConnect") == TRUE) {
2678                 connman_bool_t autoconnect;
2679
2680                 if (type != DBUS_TYPE_BOOLEAN)
2681                         return __connman_error_invalid_arguments(msg);
2682
2683                 if (service->favorite == FALSE)
2684                         return __connman_error_invalid_service(msg);
2685
2686                 dbus_message_iter_get_basic(&value, &autoconnect);
2687
2688                 if (service->autoconnect == autoconnect)
2689                         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
2690
2691                 service->autoconnect = autoconnect;
2692
2693                 autoconnect_changed(service);
2694
2695                 service_save(service);
2696         } else if (g_str_equal(name, "Nameservers.Configuration") == TRUE) {
2697                 DBusMessageIter entry;
2698                 GString *str;
2699                 int index;
2700                 const char *gw;
2701
2702                 if (type != DBUS_TYPE_ARRAY)
2703                         return __connman_error_invalid_arguments(msg);
2704
2705                 str = g_string_new(NULL);
2706                 if (str == NULL)
2707                         return __connman_error_invalid_arguments(msg);
2708
2709                 index = connman_network_get_index(service->network);
2710                 gw = __connman_ipconfig_get_gateway_from_index(index);
2711
2712                 if (gw && strlen(gw))
2713                         __connman_service_nameserver_del_routes(service,
2714                                                 CONNMAN_IPCONFIG_TYPE_ALL);
2715
2716                 dbus_message_iter_recurse(&value, &entry);
2717
2718                 while (dbus_message_iter_get_arg_type(&entry) == DBUS_TYPE_STRING) {
2719                         const char *val;
2720                         dbus_message_iter_get_basic(&entry, &val);
2721                         dbus_message_iter_next(&entry);
2722                         if (str->len > 0)
2723                                 g_string_append_printf(str, " %s", val);
2724                         else
2725                                 g_string_append(str, val);
2726                 }
2727
2728                 g_strfreev(service->nameservers_config);
2729
2730                 if (str->len > 0) {
2731                         service->nameservers_config =
2732                                 g_strsplit_set(str->str, " ", 0);
2733                 } else {
2734                         service->nameservers_config = NULL;
2735                 }
2736
2737                 g_string_free(str, TRUE);
2738
2739                 if (gw && strlen(gw))
2740                         __connman_service_nameserver_add_routes(service, gw);
2741
2742                 update_nameservers(service);
2743                 dns_configuration_changed(service);
2744
2745                 service_save(service);
2746         } else if (g_str_equal(name, "Domains.Configuration") == TRUE) {
2747                 DBusMessageIter entry;
2748                 GString *str;
2749
2750                 if (type != DBUS_TYPE_ARRAY)
2751                         return __connman_error_invalid_arguments(msg);
2752
2753                 str = g_string_new(NULL);
2754                 if (str == NULL)
2755                         return __connman_error_invalid_arguments(msg);
2756
2757                 dbus_message_iter_recurse(&value, &entry);
2758
2759                 while (dbus_message_iter_get_arg_type(&entry) == DBUS_TYPE_STRING) {
2760                         const char *val;
2761                         dbus_message_iter_get_basic(&entry, &val);
2762                         dbus_message_iter_next(&entry);
2763                         if (str->len > 0)
2764                                 g_string_append_printf(str, " %s", val);
2765                         else
2766                                 g_string_append(str, val);
2767                 }
2768
2769                 g_strfreev(service->domains);
2770
2771                 if (str->len > 0)
2772                         service->domains = g_strsplit_set(str->str, " ", 0);
2773                 else
2774                         service->domains = NULL;
2775
2776                 g_string_free(str, TRUE);
2777
2778                 update_nameservers(service);
2779                 domain_configuration_changed(service);
2780
2781                 service_save(service);
2782         } else if (g_str_equal(name, "Proxy.Configuration") == TRUE) {
2783                 int err;
2784
2785                 if (type != DBUS_TYPE_ARRAY)
2786                         return __connman_error_invalid_arguments(msg);
2787
2788                 err = update_proxy_configuration(service, &value);
2789
2790                 if (err < 0)
2791                         return __connman_error_failed(msg, -err);
2792
2793                 proxy_configuration_changed(service);
2794
2795                 __connman_notifier_proxy_changed(service);
2796
2797                 service_save(service);
2798         } else if (g_str_equal(name, "IPv4.Configuration") == TRUE ||
2799                         g_str_equal(name, "IPv6.Configuration")) {
2800
2801                 struct connman_ipconfig *ipv4 = NULL, *ipv6 = NULL;
2802                 enum connman_service_state state =
2803                                                 CONNMAN_SERVICE_STATE_UNKNOWN;
2804                 int err = 0;
2805
2806                 DBG("%s", name);
2807
2808                 if (service->ipconfig_ipv4 == NULL &&
2809                                         service->ipconfig_ipv6 == NULL)
2810                         return __connman_error_invalid_property(msg);
2811
2812                 if (g_str_equal(name, "IPv4.Configuration") == TRUE) {
2813                         ipv4 = service->ipconfig_ipv4;
2814                         err = set_ipconfig(service, ipv4, &value,
2815                                         service->state_ipv4, &state);
2816
2817                 } else if (g_str_equal(name, "IPv6.Configuration") == TRUE) {
2818                         ipv6 = service->ipconfig_ipv6;
2819                         err = set_ipconfig(service, ipv6, &value,
2820                                         service->state_ipv6, &state);
2821                 }
2822
2823                 if (err < 0) {
2824                         if (is_connected_state(service, state) ||
2825                                         is_connecting_state(service, state))
2826                                 __connman_network_set_ipconfig(service->network,
2827                                                                 ipv4, ipv6);
2828                         return __connman_error_failed(msg, -err);
2829                 }
2830
2831                 if (ipv4)
2832                         ipv4_configuration_changed(service);
2833                 else if (ipv6)
2834                         ipv6_configuration_changed(service);
2835
2836                 if (is_connecting(service) || is_connected(service))
2837                         __connman_network_set_ipconfig(service->network,
2838                                                         ipv4, ipv6);
2839
2840                 service_save(service);
2841         } else
2842                 return __connman_error_invalid_property(msg);
2843
2844         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
2845 }
2846
2847 static void set_idle(struct connman_service *service)
2848 {
2849         service->state = service->state_ipv4 = service->state_ipv6 =
2850                                                 CONNMAN_SERVICE_STATE_IDLE;
2851         service->error = CONNMAN_SERVICE_ERROR_UNKNOWN;
2852         state_changed(service);
2853 }
2854
2855 static DBusMessage *clear_property(DBusConnection *conn,
2856                                         DBusMessage *msg, void *user_data)
2857 {
2858         struct connman_service *service = user_data;
2859         const char *name;
2860
2861         DBG("service %p", service);
2862
2863         dbus_message_get_args(msg, NULL, DBUS_TYPE_STRING, &name,
2864                                                         DBUS_TYPE_INVALID);
2865
2866         if (g_str_equal(name, "Error") == TRUE) {
2867                 set_idle(service);
2868
2869                 g_get_current_time(&service->modified);
2870                 service_save(service);
2871         } else
2872                 return __connman_error_invalid_property(msg);
2873
2874         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
2875 }
2876
2877 static connman_bool_t is_ignore(struct connman_service *service)
2878 {
2879         if (service->autoconnect == FALSE)
2880                 return TRUE;
2881
2882         if (service->roaming == TRUE)
2883                 return TRUE;
2884
2885         if (service->ignore == TRUE)
2886                 return TRUE;
2887
2888         if (service->state == CONNMAN_SERVICE_STATE_FAILURE)
2889                 return TRUE;
2890
2891         return FALSE;
2892 }
2893
2894 void __connman_service_auto_connect(void)
2895 {
2896         struct connman_service *service = NULL;
2897         GSequenceIter *iter;
2898
2899         DBG("");
2900
2901         if (__connman_session_mode() == TRUE) {
2902                 DBG("Session mode enabled: auto connect disabled");
2903                 return;
2904         }
2905
2906         iter = g_sequence_get_begin_iter(service_list);
2907
2908         while (g_sequence_iter_is_end(iter) == FALSE) {
2909                 service = g_sequence_get(iter);
2910
2911                 if (service->pending != NULL)
2912                         return;
2913
2914                 if (is_connecting(service) == TRUE)
2915                         return;
2916
2917                 if (service->favorite == FALSE)
2918                         return;
2919
2920                 if (is_connected(service) == TRUE)
2921                         return;
2922
2923                 if (is_ignore(service) == FALSE && service->state ==
2924                                                 CONNMAN_SERVICE_STATE_IDLE)
2925                         break;
2926
2927                 service = NULL;
2928
2929                 iter = g_sequence_iter_next(iter);
2930         }
2931
2932         if (service != NULL) {
2933                 service->userconnect = FALSE;
2934                 __connman_service_connect(service);
2935         }
2936 }
2937
2938 static void remove_timeout(struct connman_service *service)
2939 {
2940         if (service->timeout > 0) {
2941                 g_source_remove(service->timeout);
2942                 service->timeout = 0;
2943         }
2944 }
2945
2946 static void reply_pending(struct connman_service *service, int error)
2947 {
2948         remove_timeout(service);
2949
2950         if (service->pending != NULL) {
2951                 if (error > 0) {
2952                         DBusMessage *reply;
2953
2954                         reply = __connman_error_failed(service->pending,
2955                                                                 error);
2956                         if (reply != NULL)
2957                                 g_dbus_send_message(connection, reply);
2958                 } else {
2959                         const char *sender;
2960
2961                         sender = dbus_message_get_interface(service->pending);
2962
2963                         DBG("sender %s", sender);
2964
2965                         if (g_strcmp0(sender, CONNMAN_MANAGER_INTERFACE) == 0)
2966                                 g_dbus_send_reply(connection, service->pending,
2967                                         DBUS_TYPE_OBJECT_PATH, &service->path,
2968                                                         DBUS_TYPE_INVALID);
2969                         else
2970                                 g_dbus_send_reply(connection, service->pending,
2971                                                         DBUS_TYPE_INVALID);
2972                 }
2973
2974                 dbus_message_unref(service->pending);
2975                 service->pending = NULL;
2976         }
2977 }
2978
2979 static gboolean connect_timeout(gpointer user_data)
2980 {
2981         struct connman_service *service = user_data;
2982         connman_bool_t autoconnect = FALSE;
2983
2984         DBG("service %p", service);
2985
2986         service->timeout = 0;
2987
2988         if (service->network != NULL)
2989                 __connman_network_disconnect(service->network);
2990
2991         __connman_ipconfig_disable(service->ipconfig_ipv4);
2992         __connman_ipconfig_disable(service->ipconfig_ipv6);
2993
2994         __connman_stats_service_unregister(service);
2995
2996         if (service->pending != NULL) {
2997                 DBusMessage *reply;
2998
2999                 reply = __connman_error_operation_timeout(service->pending);
3000                 if (reply != NULL)
3001                         g_dbus_send_message(connection, reply);
3002
3003                 dbus_message_unref(service->pending);
3004                 service->pending = NULL;
3005         } else
3006                 autoconnect = TRUE;
3007
3008         __connman_service_ipconfig_indicate_state(service,
3009                                         CONNMAN_SERVICE_STATE_FAILURE,
3010                                         CONNMAN_IPCONFIG_TYPE_IPV4);
3011         __connman_service_ipconfig_indicate_state(service,
3012                                         CONNMAN_SERVICE_STATE_FAILURE,
3013                                         CONNMAN_IPCONFIG_TYPE_IPV6);
3014
3015         if (autoconnect == TRUE && service->userconnect == FALSE)
3016                 __connman_service_auto_connect();
3017
3018         return FALSE;
3019 }
3020
3021 static void set_reconnect_state(struct connman_service *service,
3022                                                 connman_bool_t reconnect)
3023 {
3024         struct connman_device *device;
3025
3026         if (service->network == NULL)
3027                 return;
3028
3029         device = connman_network_get_device(service->network);
3030         if (device == NULL)
3031                 return;
3032
3033         __connman_device_set_reconnect(device, reconnect);
3034 }
3035
3036 static connman_bool_t get_reconnect_state(struct connman_service *service)
3037 {
3038         struct connman_device *device;
3039
3040         if (service->network == NULL)
3041                 return FALSE;
3042
3043         device = connman_network_get_device(service->network);
3044         if (device == NULL)
3045                 return FALSE;
3046
3047         return __connman_device_get_reconnect(device);
3048 }
3049
3050 static DBusMessage *connect_service(DBusConnection *conn,
3051                                         DBusMessage *msg, void *user_data)
3052 {
3053         struct connman_service *service = user_data;
3054         GSequenceIter *iter;
3055         int err;
3056
3057         DBG("service %p", service);
3058
3059         if (service->pending != NULL)
3060                 return __connman_error_in_progress(msg);
3061
3062         iter = g_sequence_get_begin_iter(service_list);
3063
3064         while (g_sequence_iter_is_end(iter) == FALSE) {
3065                 struct connman_service *temp = g_sequence_get(iter);
3066
3067                 if (service->type == temp->type && is_connecting(temp) == TRUE)
3068                         return __connman_error_in_progress(msg);
3069
3070                 iter = g_sequence_iter_next(iter);
3071         }
3072
3073         service->ignore = FALSE;
3074
3075         service->userconnect = TRUE;
3076
3077         service->pending = dbus_message_ref(msg);
3078
3079         set_reconnect_state(service, FALSE);
3080
3081         err = __connman_service_connect(service);
3082         if (err < 0) {
3083                 if (service->pending == NULL)
3084                         return NULL;
3085
3086                 if (err != -EINPROGRESS) {
3087                         dbus_message_unref(service->pending);
3088                         service->pending = NULL;
3089
3090                         return __connman_error_failed(msg, -err);
3091                 }
3092
3093                 return NULL;
3094         }
3095
3096         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
3097 }
3098
3099 static DBusMessage *disconnect_service(DBusConnection *conn,
3100                                         DBusMessage *msg, void *user_data)
3101 {
3102         struct connman_service *service = user_data;
3103         int err;
3104
3105         DBG("service %p", service);
3106
3107         reply_pending(service, ECONNABORTED);
3108
3109         service->ignore = TRUE;
3110
3111         set_reconnect_state(service, FALSE);
3112
3113         err = __connman_service_disconnect(service);
3114         if (err < 0) {
3115                 if (err != -EINPROGRESS)
3116                         return __connman_error_failed(msg, -err);
3117
3118                 return NULL;
3119         }
3120
3121         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
3122 }
3123
3124 static DBusMessage *remove_service(DBusConnection *conn,
3125                                         DBusMessage *msg, void *user_data)
3126 {
3127         struct connman_service *service = user_data;
3128
3129         DBG("service %p", service);
3130
3131         if (service->type == CONNMAN_SERVICE_TYPE_ETHERNET)
3132                 return __connman_error_not_supported(msg);
3133
3134         if (service->immutable == TRUE || service->hidden == TRUE)
3135                 return __connman_error_not_supported(msg);
3136
3137         if (service->favorite == FALSE && service->state !=
3138                                                 CONNMAN_SERVICE_STATE_FAILURE)
3139                 return __connman_error_not_supported(msg);
3140
3141         set_reconnect_state(service, FALSE);
3142
3143         __connman_service_disconnect(service);
3144
3145         g_free(service->passphrase);
3146         service->passphrase = NULL;
3147
3148         set_idle(service);
3149
3150         __connman_service_set_favorite(service, FALSE);
3151         service_save(service);
3152
3153         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
3154 }
3155
3156 static gboolean check_suitable_state(enum connman_service_state a,
3157                                         enum connman_service_state b)
3158 {
3159         /*
3160          * Special check so that "ready" service can be moved before
3161          * "online" one.
3162          */
3163         if ((a == CONNMAN_SERVICE_STATE_ONLINE &&
3164                         b == CONNMAN_SERVICE_STATE_READY) ||
3165                 (b == CONNMAN_SERVICE_STATE_ONLINE &&
3166                         a == CONNMAN_SERVICE_STATE_READY))
3167                 return TRUE;
3168
3169         return a == b;
3170 }
3171
3172 static void downgrade_state(struct connman_service *service)
3173 {
3174         if (service == NULL)
3175                 return;
3176
3177         DBG("service %p state4 %d state6 %d", service, service->state_ipv4,
3178                                                 service->state_ipv6);
3179
3180         if (service->state_ipv4 == CONNMAN_SERVICE_STATE_ONLINE)
3181                 __connman_service_ipconfig_indicate_state(service,
3182                                                 CONNMAN_SERVICE_STATE_READY,
3183                                                 CONNMAN_IPCONFIG_TYPE_IPV4);
3184
3185         if (service->state_ipv6 == CONNMAN_SERVICE_STATE_ONLINE)
3186                 __connman_service_ipconfig_indicate_state(service,
3187                                                 CONNMAN_SERVICE_STATE_READY,
3188                                                 CONNMAN_IPCONFIG_TYPE_IPV6);
3189 }
3190
3191 static void apply_relevant_default_downgrade(struct connman_service *service)
3192 {
3193         struct connman_service *def_service;
3194
3195         def_service = get_default();
3196         if (def_service == NULL)
3197                 return;
3198
3199         if (def_service == service &&
3200                         def_service->state == CONNMAN_SERVICE_STATE_ONLINE)
3201                 def_service->state = CONNMAN_SERVICE_STATE_READY;
3202 }
3203
3204 static DBusMessage *move_service(DBusConnection *conn,
3205                                         DBusMessage *msg, void *user_data,
3206                                                                 gboolean before)
3207 {
3208         struct connman_service *service = user_data;
3209         struct connman_service *target;
3210         const char *path;
3211         GSequenceIter *src, *dst;
3212         enum connman_ipconfig_method target4, target6;
3213         enum connman_ipconfig_method service4, service6;
3214
3215         DBG("service %p", service);
3216
3217         dbus_message_get_args(msg, NULL, DBUS_TYPE_OBJECT_PATH, &path,
3218                                                         DBUS_TYPE_INVALID);
3219
3220         if (service->favorite == FALSE)
3221                 return __connman_error_not_supported(msg);
3222
3223         target = find_service(path);
3224         if (target == NULL || target->favorite == FALSE || target == service)
3225                 return __connman_error_invalid_service(msg);
3226
3227         if (target->type == CONNMAN_SERVICE_TYPE_VPN) {
3228                 /*
3229                  * We only allow VPN route splitting if there are
3230                  * routes defined for a given VPN.
3231                  */
3232                 if (__connman_provider_check_routes(target->provider)
3233                                                                 == FALSE) {
3234                         connman_info("Cannot move service. "
3235                                 "No routes defined for provider %s",
3236                                 __connman_provider_get_ident(target->provider));
3237                         return __connman_error_invalid_service(msg);
3238                 }
3239
3240                 target->do_split_routing = TRUE;
3241         } else
3242                 target->do_split_routing = FALSE;
3243
3244         service->do_split_routing = FALSE;
3245
3246         target4 = __connman_ipconfig_get_method(target->ipconfig_ipv4);
3247         target6 = __connman_ipconfig_get_method(target->ipconfig_ipv6);
3248         service4 = __connman_ipconfig_get_method(service->ipconfig_ipv4);
3249         service6 = __connman_ipconfig_get_method(service->ipconfig_ipv6);
3250
3251         DBG("target %s method %d/%d state %d/%d split %d", target->identifier,
3252                 target4, target6, target->state_ipv4, target->state_ipv6,
3253                 target->do_split_routing);
3254
3255         DBG("service %s method %d/%d state %d/%d", service->identifier,
3256                                 service4, service6,
3257                                 service->state_ipv4, service->state_ipv6);
3258
3259         /*
3260          * If method is OFF, then we do not need to check the corresponding
3261          * ipconfig state.
3262          */
3263         if (target4 == CONNMAN_IPCONFIG_METHOD_OFF) {
3264                 if (service6 != CONNMAN_IPCONFIG_METHOD_OFF) {
3265                         if (check_suitable_state(target->state_ipv6,
3266                                                 service->state_ipv6) == FALSE)
3267                                 return __connman_error_invalid_service(msg);
3268                 }
3269         }
3270
3271         if (target6 == CONNMAN_IPCONFIG_METHOD_OFF) {
3272                 if (service4 != CONNMAN_IPCONFIG_METHOD_OFF) {
3273                         if (check_suitable_state(target->state_ipv4,
3274                                                 service->state_ipv4) == FALSE)
3275                                 return __connman_error_invalid_service(msg);
3276                 }
3277         }
3278
3279         if (service4 == CONNMAN_IPCONFIG_METHOD_OFF) {
3280                 if (target6 != CONNMAN_IPCONFIG_METHOD_OFF) {
3281                         if (check_suitable_state(target->state_ipv6,
3282                                                 service->state_ipv6) == FALSE)
3283                                 return __connman_error_invalid_service(msg);
3284                 }
3285         }
3286
3287         if (service6 == CONNMAN_IPCONFIG_METHOD_OFF) {
3288                 if (target4 != CONNMAN_IPCONFIG_METHOD_OFF) {
3289                         if (check_suitable_state(target->state_ipv4,
3290                                                 service->state_ipv4) == FALSE)
3291                                 return __connman_error_invalid_service(msg);
3292                 }
3293         }
3294
3295         g_get_current_time(&service->modified);
3296         service_save(service);
3297         service_save(target);
3298
3299         src = g_hash_table_lookup(service_hash, service->identifier);
3300         dst = g_hash_table_lookup(service_hash, target->identifier);
3301
3302         /*
3303          * If the service which goes down is the default service and is
3304          * online, we downgrade directly its state to ready so:
3305          * the service which goes up, needs to recompute its state which
3306          * is triggered via downgrading it - if relevant - to state ready.
3307          */
3308         if (before == TRUE) {
3309                 apply_relevant_default_downgrade(target);
3310                 g_sequence_move(src, dst);
3311                 downgrade_state(service);
3312         } else {
3313                 apply_relevant_default_downgrade(service);
3314                 g_sequence_move(dst, src);
3315                 downgrade_state(target);
3316         }
3317
3318         __connman_connection_update_gateway();
3319
3320         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
3321 }
3322
3323 static DBusMessage *move_before(DBusConnection *conn,
3324                                         DBusMessage *msg, void *user_data)
3325 {
3326         return move_service(conn, msg, user_data, TRUE);
3327 }
3328
3329 static DBusMessage *move_after(DBusConnection *conn,
3330                                         DBusMessage *msg, void *user_data)
3331 {
3332         return move_service(conn, msg, user_data, FALSE);
3333 }
3334
3335 static DBusMessage *reset_counters(DBusConnection *conn,
3336                                         DBusMessage *msg, void *user_data)
3337 {
3338         struct connman_service *service = user_data;
3339
3340         reset_stats(service);
3341
3342         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
3343 }
3344
3345 static struct _services_notify {
3346         int id;
3347         GHashTable *add;
3348         GHashTable *remove;
3349 } *services_notify;
3350
3351 static void append_removed(gpointer key, gpointer value, gpointer user_data)
3352 {
3353         char *objpath = key;
3354         DBusMessageIter *iter = user_data;
3355
3356         DBG("removed %s", objpath);
3357         dbus_message_iter_append_basic(iter, DBUS_TYPE_OBJECT_PATH, &objpath);
3358 }
3359
3360 static void service_send_removed(void)
3361 {
3362         DBusMessage *signal;
3363         DBusMessageIter iter, array;
3364
3365         signal = dbus_message_new_signal(CONNMAN_MANAGER_PATH,
3366                         CONNMAN_MANAGER_INTERFACE, "ServicesRemoved");
3367         if (signal == NULL)
3368                 return;
3369
3370         dbus_message_iter_init_append(signal, &iter);
3371         dbus_message_iter_open_container(&iter, DBUS_TYPE_ARRAY,
3372                         DBUS_TYPE_OBJECT_PATH_AS_STRING, &array);
3373
3374         g_hash_table_foreach(services_notify->remove, append_removed, &array);
3375
3376         dbus_message_iter_close_container(&iter, &array);
3377
3378         dbus_connection_send(connection, signal, NULL);
3379         dbus_message_unref(signal);
3380
3381         g_hash_table_remove_all(services_notify->remove);
3382 }
3383
3384 static void service_send_added_foreach(gpointer data, gpointer user_data)
3385 {
3386         struct connman_service *service = data;
3387         DBusMessageIter *iter = user_data;
3388
3389         if (service == NULL || service->path == NULL) {
3390                 DBG("service %p or path is NULL", service);
3391                 return;
3392         }
3393
3394         DBG("added %s", service->path);
3395
3396         if (g_hash_table_lookup(services_notify->add, service->path) != NULL) {
3397                 append_struct(service, iter);
3398                 g_hash_table_remove(services_notify->add, service->path);
3399         } else {
3400                 append_struct_service(iter, NULL, service);
3401         }
3402 }
3403
3404 static void service_send_added_ordered(DBusMessageIter *iter, void *user_data)
3405 {
3406         g_sequence_foreach(service_list, service_send_added_foreach, iter);
3407 }
3408
3409 static void service_send_added(void)
3410 {
3411         DBusMessage *signal;
3412
3413         signal = dbus_message_new_signal(CONNMAN_MANAGER_PATH,
3414                         CONNMAN_MANAGER_INTERFACE, "ServicesAdded");
3415         if (signal == NULL)
3416                 return;
3417
3418         __connman_dbus_append_objpath_dict_array(signal,
3419                         service_send_added_ordered, NULL);
3420
3421         dbus_connection_send(connection, signal, NULL);
3422         dbus_message_unref(signal);
3423
3424         g_hash_table_remove_all(services_notify->add);
3425 }
3426
3427 static gboolean service_send_signals(gpointer data)
3428 {
3429         if (g_hash_table_size(services_notify->remove) > 0)
3430                 service_send_removed();
3431
3432         if (g_hash_table_size(services_notify->add) > 0)
3433                 service_send_added();
3434
3435         services_notify->id = 0;
3436         return FALSE;
3437 }
3438
3439 static void service_schedule_signals(void)
3440 {
3441         if (services_notify->id != 0)
3442                 g_source_remove(services_notify->id);
3443
3444         services_notify->id = g_timeout_add(100, service_send_signals, NULL);
3445 }
3446
3447 static void service_schedule_added(struct connman_service *service)
3448 {
3449         DBG("service %p", service);
3450
3451         g_hash_table_remove(services_notify->remove, service->path);
3452         g_hash_table_insert(services_notify->add, service->path, service);
3453
3454         service_schedule_signals();
3455 }
3456
3457 static void service_schedule_removed(struct connman_service *service)
3458 {
3459         DBG("service %p %s", service, service->path);
3460
3461         if (service == NULL || service->path == NULL) {
3462                 DBG("service %p or path is NULL", service);
3463                 return;
3464         }
3465
3466         g_hash_table_remove(services_notify->add, service->path);
3467         g_hash_table_insert(services_notify->remove, g_strdup(service->path),
3468                         NULL);
3469
3470         service_schedule_signals();
3471 }
3472
3473 static GDBusMethodTable service_methods[] = {
3474         { "GetProperties", "",   "a{sv}", get_properties     },
3475         { "SetProperty",   "sv", "",      set_property       },
3476         { "ClearProperty", "s",  "",      clear_property     },
3477         { "Connect",       "",   "",      connect_service,
3478                                                 G_DBUS_METHOD_FLAG_ASYNC },
3479         { "Disconnect",    "",   "",      disconnect_service },
3480         { "Remove",        "",   "",      remove_service     },
3481         { "MoveBefore",    "o",  "",      move_before        },
3482         { "MoveAfter",     "o",  "",      move_after         },
3483         { "ResetCounters", "",   "",      reset_counters     },
3484         { },
3485 };
3486
3487 static GDBusSignalTable service_signals[] = {
3488         { "PropertyChanged", "sv" },
3489         { },
3490 };
3491
3492 static void service_free(gpointer user_data)
3493 {
3494         struct connman_service *service = user_data;
3495         char *path = service->path;
3496
3497         DBG("service %p", service);
3498
3499         reply_pending(service, ENOENT);
3500
3501         g_hash_table_remove(service_hash, service->identifier);
3502
3503         __connman_notifier_service_remove(service);
3504         service_schedule_removed(service);
3505
3506         stats_stop(service);
3507
3508         service->path = NULL;
3509
3510         if (path != NULL) {
3511                 __connman_connection_update_gateway();
3512
3513                 g_dbus_unregister_interface(connection, path,
3514                                                 CONNMAN_SERVICE_INTERFACE);
3515                 g_free(path);
3516         }
3517
3518         g_hash_table_destroy(service->counter_table);
3519
3520         if (service->network != NULL) {
3521                 __connman_network_disconnect(service->network);
3522                 connman_network_unref(service->network);
3523                 service->network = NULL;
3524         }
3525
3526         if (service->provider != NULL)
3527                 connman_provider_unref(service->provider);
3528
3529         if (service->ipconfig_ipv4 != NULL) {
3530                 __connman_ipconfig_set_ops(service->ipconfig_ipv4, NULL);
3531                 __connman_ipconfig_set_data(service->ipconfig_ipv4, NULL);
3532                 __connman_ipconfig_unref(service->ipconfig_ipv4);
3533                 service->ipconfig_ipv4 = NULL;
3534         }
3535
3536         if (service->ipconfig_ipv6 != NULL) {
3537                 __connman_ipconfig_set_ops(service->ipconfig_ipv6, NULL);
3538                 __connman_ipconfig_set_data(service->ipconfig_ipv6, NULL);
3539                 __connman_ipconfig_unref(service->ipconfig_ipv6);
3540                 service->ipconfig_ipv6 = NULL;
3541         }
3542
3543         g_strfreev(service->timeservers);
3544         g_strfreev(service->nameservers);
3545         g_strfreev(service->nameservers_config);
3546         g_strfreev(service->nameservers_auto);
3547         g_strfreev(service->domains);
3548         g_strfreev(service->proxies);
3549         g_strfreev(service->excludes);
3550
3551         g_free(service->domainname);
3552         g_free(service->pac);
3553         g_free(service->name);
3554         g_free(service->passphrase);
3555         g_free(service->agent_passphrase);
3556         g_free(service->identifier);
3557         g_free(service->eap);
3558         g_free(service->identity);
3559         g_free(service->agent_identity);
3560         g_free(service->ca_cert_file);
3561         g_free(service->client_cert_file);
3562         g_free(service->private_key_file);
3563         g_free(service->private_key_passphrase);
3564         g_free(service->phase2);
3565
3566         if (service->stats.timer != NULL)
3567                 g_timer_destroy(service->stats.timer);
3568         if (service->stats_roaming.timer != NULL)
3569                 g_timer_destroy(service->stats_roaming.timer);
3570
3571         g_free(service);
3572 }
3573
3574 static void stats_init(struct connman_service *service)
3575 {
3576         /* home */
3577         service->stats.valid = FALSE;
3578         service->stats.enabled = FALSE;
3579         service->stats.timer = g_timer_new();
3580
3581         /* roaming */
3582         service->stats_roaming.valid = FALSE;
3583         service->stats_roaming.enabled = FALSE;
3584         service->stats_roaming.timer = g_timer_new();
3585 }
3586
3587 static void service_initialize(struct connman_service *service)
3588 {
3589         DBG("service %p", service);
3590
3591         service->refcount = 1;
3592         service->session_usage_count = 0;
3593
3594         service->type     = CONNMAN_SERVICE_TYPE_UNKNOWN;
3595         service->security = CONNMAN_SERVICE_SECURITY_UNKNOWN;
3596
3597         service->state = CONNMAN_SERVICE_STATE_UNKNOWN;
3598         service->state_ipv4 = CONNMAN_SERVICE_STATE_UNKNOWN;
3599         service->state_ipv6 = CONNMAN_SERVICE_STATE_UNKNOWN;
3600
3601         service->favorite  = FALSE;
3602         service->immutable = FALSE;
3603         service->hidden = FALSE;
3604
3605         service->ignore = FALSE;
3606
3607         service->userconnect = FALSE;
3608
3609         service->order = 0;
3610
3611         stats_init(service);
3612
3613         service->provider = NULL;
3614
3615         service->wps = FALSE;
3616 }
3617
3618 /**
3619  * connman_service_create:
3620  *
3621  * Allocate a new service.
3622  *
3623  * Returns: a newly-allocated #connman_service structure
3624  */
3625 struct connman_service *connman_service_create(void)
3626 {
3627         GSList *list;
3628         struct connman_stats_counter *counters;
3629         const char *counter;
3630
3631         struct connman_service *service;
3632
3633         service = g_try_new0(struct connman_service, 1);
3634         if (service == NULL)
3635                 return NULL;
3636
3637         DBG("service %p", service);
3638
3639         service->counter_table = g_hash_table_new_full(g_str_hash,
3640                                                 g_str_equal, NULL, g_free);
3641
3642         for (list = counter_list; list; list = list->next) {
3643                 counter = list->data;
3644
3645                 counters = g_try_new0(struct connman_stats_counter, 1);
3646                 if (counters == NULL) {
3647                         g_hash_table_destroy(service->counter_table);
3648                         g_free(service);
3649                         return NULL;
3650                 }
3651
3652                 counters->append_all = TRUE;
3653
3654                 g_hash_table_replace(service->counter_table, (gpointer)counter,
3655                                 counters);
3656         }
3657
3658         service_initialize(service);
3659
3660         return service;
3661 }
3662
3663 /**
3664  * connman_service_ref:
3665  * @service: service structure
3666  *
3667  * Increase reference counter of service
3668  */
3669 struct connman_service *
3670 connman_service_ref_debug(struct connman_service *service,
3671                         const char *file, int line, const char *caller)
3672 {
3673         DBG("%p ref %d by %s:%d:%s()", service, service->refcount + 1,
3674                 file, line, caller);
3675
3676         __sync_fetch_and_add(&service->refcount, 1);
3677
3678         return service;
3679 }
3680
3681 /**
3682  * connman_service_unref:
3683  * @service: service structure
3684  *
3685  * Decrease reference counter of service and release service if no
3686  * longer needed.
3687  */
3688 void connman_service_unref_debug(struct connman_service *service,
3689                         const char *file, int line, const char *caller)
3690 {
3691         GSequenceIter *iter;
3692
3693         DBG("%p ref %d by %s:%d:%s()", service, service->refcount - 1,
3694                 file, line, caller);
3695
3696         if (__sync_fetch_and_sub(&service->refcount, 1) != 1)
3697                 return;
3698
3699         iter = g_hash_table_lookup(service_hash, service->identifier);
3700         if (iter != NULL) {
3701                 reply_pending(service, ECONNABORTED);
3702
3703                 __connman_service_disconnect(service);
3704
3705                 g_sequence_remove(iter);
3706         } else {
3707                 service_free(service);
3708         }
3709 }
3710
3711 static gint service_compare(gconstpointer a, gconstpointer b,
3712                                                         gpointer user_data)
3713 {
3714         struct connman_service *service_a = (void *) a;
3715         struct connman_service *service_b = (void *) b;
3716         enum connman_service_state state_a, state_b;
3717
3718         state_a = service_a->state;
3719         state_b = service_b->state;
3720
3721         if (state_a != state_b) {
3722                 gboolean a_connected = is_connected(service_a);
3723                 gboolean b_connected = is_connected(service_b);
3724
3725                 if (a_connected == TRUE && b_connected == TRUE) {
3726                         /* We prefer online over ready state */
3727                         if (state_a == CONNMAN_SERVICE_STATE_ONLINE)
3728                                 return -1;
3729
3730                         if (state_b == CONNMAN_SERVICE_STATE_ONLINE)
3731                                 return 1;
3732                 }
3733
3734                 if (a_connected == TRUE)
3735                         return -1;
3736                 if (b_connected == TRUE)
3737                         return 1;
3738
3739                 if (is_connecting(service_a) == TRUE)
3740                         return -1;
3741                 if (is_connecting(service_b) == TRUE)
3742                         return 1;
3743         }
3744
3745         if (service_a->order > service_b->order)
3746                 return -1;
3747
3748         if (service_a->order < service_b->order)
3749                 return 1;
3750
3751         if (service_a->favorite == TRUE && service_b->favorite == FALSE)
3752                 return -1;
3753
3754         if (service_a->favorite == FALSE && service_b->favorite == TRUE)
3755                 return 1;
3756
3757         if (service_a->type != service_b->type) {
3758                 switch (service_a->type) {
3759                 case CONNMAN_SERVICE_TYPE_UNKNOWN:
3760                 case CONNMAN_SERVICE_TYPE_SYSTEM:
3761                 case CONNMAN_SERVICE_TYPE_ETHERNET:
3762                 case CONNMAN_SERVICE_TYPE_GPS:
3763                 case CONNMAN_SERVICE_TYPE_VPN:
3764                 case CONNMAN_SERVICE_TYPE_GADGET:
3765                         break;
3766                 case CONNMAN_SERVICE_TYPE_WIFI:
3767                         return 1;
3768                 case CONNMAN_SERVICE_TYPE_WIMAX:
3769                 case CONNMAN_SERVICE_TYPE_BLUETOOTH:
3770                 case CONNMAN_SERVICE_TYPE_CELLULAR:
3771                         return -1;
3772                 }
3773         }
3774
3775         return (gint) service_b->strength - (gint) service_a->strength;
3776 }
3777
3778 /**
3779  * connman_service_get_type:
3780  * @service: service structure
3781  *
3782  * Get the type of service
3783  */
3784 enum connman_service_type connman_service_get_type(struct connman_service *service)
3785 {
3786         if (service == NULL)
3787                 return CONNMAN_SERVICE_TYPE_UNKNOWN;
3788
3789         return service->type;
3790 }
3791
3792 /**
3793  * connman_service_get_interface:
3794  * @service: service structure
3795  *
3796  * Get network interface of service
3797  */
3798 char *connman_service_get_interface(struct connman_service *service)
3799 {
3800         int index;
3801
3802         if (service == NULL)
3803                 return NULL;
3804
3805         if (service->type == CONNMAN_SERVICE_TYPE_VPN) {
3806                 if (service->ipconfig_ipv4)
3807                         index = __connman_ipconfig_get_index(
3808                                                 service->ipconfig_ipv4);
3809                 else if (service->ipconfig_ipv6)
3810                         index = __connman_ipconfig_get_index(
3811                                                 service->ipconfig_ipv6);
3812                 else
3813                         return NULL;
3814
3815                 return connman_inet_ifname(index);
3816         }
3817
3818         if (service->network == NULL)
3819                 return NULL;
3820
3821         index = connman_network_get_index(service->network);
3822
3823         return connman_inet_ifname(index);
3824 }
3825
3826 /**
3827  * connman_service_get_network:
3828  * @service: service structure
3829  *
3830  * Get the service network
3831  */
3832 struct connman_network *
3833 __connman_service_get_network(struct connman_service *service)
3834 {
3835         if (service == NULL)
3836                 return NULL;
3837
3838         return service->network;
3839 }
3840
3841 struct connman_ipconfig *
3842 __connman_service_get_ip4config(struct connman_service *service)
3843 {
3844         if (service == NULL)
3845                 return NULL;
3846
3847         return service->ipconfig_ipv4;
3848 }
3849
3850 struct connman_ipconfig *
3851 __connman_service_get_ip6config(struct connman_service *service)
3852 {
3853         if (service == NULL)
3854                 return NULL;
3855
3856         return service->ipconfig_ipv6;
3857 }
3858
3859 struct connman_ipconfig *
3860 __connman_service_get_ipconfig(struct connman_service *service, int family)
3861 {
3862         if (family == AF_INET)
3863                 return __connman_service_get_ip4config(service);
3864         else if (family == AF_INET6)
3865                 return __connman_service_get_ip6config(service);
3866         else
3867                 return NULL;
3868
3869 }
3870
3871 connman_bool_t __connman_service_is_connected_state(struct connman_service *service,
3872                                         enum connman_ipconfig_type type)
3873 {
3874         if (service == NULL)
3875                 return FALSE;
3876
3877         switch (type) {
3878         case CONNMAN_IPCONFIG_TYPE_UNKNOWN:
3879                 break;
3880         case CONNMAN_IPCONFIG_TYPE_IPV4:
3881                 return is_connected_state(service, service->state_ipv4);
3882         case CONNMAN_IPCONFIG_TYPE_IPV6:
3883                 return is_connected_state(service, service->state_ipv6);
3884         }
3885
3886         return FALSE;
3887 }
3888 enum connman_service_security __connman_service_get_security(struct connman_service *service)
3889 {
3890         if (service == NULL)
3891                 return CONNMAN_SERVICE_SECURITY_UNKNOWN;
3892
3893         return service->security;
3894 }
3895
3896 const char *__connman_service_get_phase2(struct connman_service *service)
3897 {
3898         if (service == NULL)
3899                 return NULL;
3900
3901         return service->phase2;
3902 }
3903
3904 connman_bool_t __connman_service_wps_enabled(struct connman_service *service)
3905 {
3906         if (service == NULL)
3907                 return FALSE;
3908
3909         return service->wps;
3910 }
3911
3912 /**
3913  * __connman_service_set_favorite:
3914  * @service: service structure
3915  * @favorite: favorite value
3916  *
3917  * Change the favorite setting of service
3918  */
3919 int __connman_service_set_favorite(struct connman_service *service,
3920                                                 connman_bool_t favorite)
3921 {
3922         GSequenceIter *iter;
3923
3924         if (service->hidden == TRUE)
3925                 return -EOPNOTSUPP;
3926         iter = g_hash_table_lookup(service_hash, service->identifier);
3927         if (iter == NULL)
3928                 return -ENOENT;
3929
3930         if (service->favorite == favorite)
3931                 return -EALREADY;
3932
3933         service->favorite = favorite;
3934         service->order = __connman_service_get_order(service);
3935
3936         favorite_changed(service);
3937
3938         g_sequence_sort_changed(iter, service_compare, NULL);
3939
3940         __connman_connection_update_gateway();
3941
3942         return 0;
3943 }
3944
3945 int __connman_service_set_immutable(struct connman_service *service,
3946                                                 connman_bool_t immutable)
3947 {
3948         if (service->hidden == TRUE)
3949                 return -EOPNOTSUPP;
3950         service->immutable = immutable;
3951
3952         immutable_changed(service);
3953
3954         return 0;
3955 }
3956
3957 void __connman_service_set_string(struct connman_service *service,
3958                                   const char *key, const char *value)
3959 {
3960         if (service->hidden == TRUE)
3961                 return;
3962         if (g_str_equal(key, "EAP") == TRUE) {
3963                 g_free(service->eap);
3964                 service->eap = g_strdup(value);
3965         } else if (g_str_equal(key, "Identity") == TRUE) {
3966                 g_free(service->identity);
3967                 service->identity = g_strdup(value);
3968         } else if (g_str_equal(key, "CACertFile") == TRUE) {
3969                 g_free(service->ca_cert_file);
3970                 service->ca_cert_file = g_strdup(value);
3971         } else if (g_str_equal(key, "ClientCertFile") == TRUE) {
3972                 g_free(service->client_cert_file);
3973                 service->client_cert_file = g_strdup(value);
3974         } else if (g_str_equal(key, "PrivateKeyFile") == TRUE) {
3975                 g_free(service->private_key_file);
3976                 service->private_key_file = g_strdup(value);
3977         } else if (g_str_equal(key, "PrivateKeyPassphrase") == TRUE) {
3978                 g_free(service->private_key_passphrase);
3979                 service->private_key_passphrase = g_strdup(value);
3980         } else if (g_str_equal(key, "Phase2") == TRUE) {
3981                 g_free(service->phase2);
3982                 service->phase2 = g_strdup(value);
3983         } else if (g_str_equal(key, "Passphrase") == TRUE) {
3984                 g_free(service->passphrase);
3985                 service->passphrase = g_strdup(value);
3986         }
3987 }
3988
3989 static void service_complete(struct connman_service *service)
3990 {
3991         reply_pending(service, EIO);
3992
3993         if (service->userconnect == FALSE)
3994                 __connman_service_auto_connect();
3995
3996         g_get_current_time(&service->modified);
3997         service_save(service);
3998 }
3999
4000 static void report_error_cb(struct connman_service *service,
4001                         gboolean retry, void *user_data)
4002 {
4003         if (retry == TRUE)
4004                 __connman_service_connect(service);
4005         else {
4006                 service_complete(service);
4007                 __connman_connection_update_gateway();
4008                 __connman_device_request_scan(CONNMAN_DEVICE_TYPE_UNKNOWN);
4009         }
4010 }
4011
4012 void __connman_service_add_passphrase(struct connman_service *service,
4013                                 const gchar *passphrase)
4014 {
4015         switch (service->security) {
4016         case CONNMAN_SERVICE_SECURITY_WEP:
4017         case CONNMAN_SERVICE_SECURITY_PSK:
4018                 __connman_service_set_passphrase(service, passphrase);
4019                 break;
4020         case CONNMAN_SERVICE_SECURITY_8021X:
4021                 __connman_service_set_agent_passphrase(service,
4022                                                 passphrase);
4023                 break;
4024         case CONNMAN_SERVICE_SECURITY_UNKNOWN:
4025         case CONNMAN_SERVICE_SECURITY_NONE:
4026         case CONNMAN_SERVICE_SECURITY_WPA:
4027         case CONNMAN_SERVICE_SECURITY_RSN:
4028                 DBG("service security '%s' (%d) not handled",
4029                                 security2string(service->security),
4030                                 service->security);
4031                 break;
4032         }
4033
4034 }
4035
4036 static void request_input_cb (struct connman_service *service,
4037                         connman_bool_t values_received,
4038                         const char *name, int name_len,
4039                         const char *identity, const char *passphrase,
4040                         void *user_data)
4041 {
4042         struct connman_device *device;
4043
4044         DBG ("RequestInput return, %p", service);
4045
4046         if (service->hidden == TRUE && name_len > 0 && name_len <= 32) {
4047                 device = connman_network_get_device(service->network);
4048                 __connman_device_request_hidden_scan(device,
4049                                                 name, name_len,
4050                                                 identity, passphrase);
4051         }
4052
4053         if (values_received == FALSE || service->hidden == TRUE) {
4054                 service_complete(service);
4055                 __connman_connection_update_gateway();
4056                 __connman_device_request_scan(CONNMAN_DEVICE_TYPE_UNKNOWN);
4057                 return;
4058         }
4059
4060         if (identity != NULL)
4061                 __connman_service_set_agent_identity(service, identity);
4062
4063         if (passphrase != NULL)
4064                 __connman_service_add_passphrase(service, passphrase);
4065
4066         __connman_service_connect(service);
4067
4068         /* Never cache agent provided credentials */
4069         __connman_service_set_agent_identity(service, NULL);
4070         __connman_service_set_agent_passphrase(service, NULL);
4071 }
4072
4073 static void downgrade_connected_services(void)
4074 {
4075         struct connman_service *up_service;
4076         GSequenceIter *iter;
4077
4078         iter = g_sequence_get_begin_iter(service_list);
4079         while (g_sequence_iter_is_end(iter) == FALSE) {
4080                 up_service = g_sequence_get(iter);
4081
4082                 if (is_connected(up_service) == FALSE) {
4083                         iter = g_sequence_iter_next(iter);
4084                         continue;
4085                 }
4086
4087                 if (up_service->state == CONNMAN_SERVICE_STATE_ONLINE)
4088                         return;
4089
4090                 downgrade_state(up_service);
4091
4092                 iter = g_sequence_iter_next(iter);
4093         }
4094 }
4095
4096 static int service_indicate_state(struct connman_service *service)
4097 {
4098         enum connman_service_state old_state, new_state;
4099         struct connman_service *def_service;
4100         GSequenceIter *iter;
4101
4102         if (service == NULL)
4103                 return -EINVAL;
4104
4105         old_state = service->state;
4106         new_state = combine_state(service->state_ipv4, service->state_ipv6);
4107
4108         DBG("service %p old %s - new %s/%s => %s",
4109                                         service,
4110                                         state2string(old_state),
4111                                         state2string(service->state_ipv4),
4112                                         state2string(service->state_ipv6),
4113                                         state2string(new_state));
4114
4115         if (old_state == new_state)
4116                 return -EALREADY;
4117
4118         def_service = get_default();
4119
4120         if (new_state == CONNMAN_SERVICE_STATE_ONLINE) {
4121                 if (def_service != NULL && def_service != service &&
4122                         def_service->state == CONNMAN_SERVICE_STATE_ONLINE)
4123                         return -EALREADY;
4124         }
4125
4126         service->state = new_state;
4127         state_changed(service);
4128
4129         if (new_state == CONNMAN_SERVICE_STATE_IDLE &&
4130                         old_state != CONNMAN_SERVICE_STATE_DISCONNECT) {
4131                 reply_pending(service, ECONNABORTED);
4132
4133                 __connman_service_disconnect(service);
4134         }
4135
4136         if (new_state == CONNMAN_SERVICE_STATE_CONFIGURATION) {
4137                 if (__connman_stats_service_register(service) == 0) {
4138                         __connman_stats_get(service, FALSE,
4139                                                 &service->stats.data);
4140                         __connman_stats_get(service, TRUE,
4141                                                 &service->stats_roaming.data);
4142                 }
4143         }
4144
4145         if (new_state == CONNMAN_SERVICE_STATE_ONLINE)
4146                 __connman_timeserver_sync(service);
4147
4148         if (new_state == CONNMAN_SERVICE_STATE_IDLE) {
4149                 connman_bool_t reconnect;
4150
4151                 reconnect = get_reconnect_state(service);
4152                 if (reconnect == TRUE)
4153                         __connman_service_auto_connect();
4154
4155                 __connman_device_request_scan(CONNMAN_DEVICE_TYPE_UNKNOWN);
4156         }
4157
4158         if (new_state == CONNMAN_SERVICE_STATE_READY) {
4159                 enum connman_ipconfig_method method;
4160
4161                 set_reconnect_state(service, TRUE);
4162
4163                 __connman_service_set_favorite(service, TRUE);
4164
4165                 reply_pending(service, 0);
4166
4167                 service->userconnect = FALSE;
4168
4169                 g_get_current_time(&service->modified);
4170                 service_save(service);
4171
4172                 update_nameservers(service);
4173                 dns_changed(service);
4174                 domain_changed(service);
4175
4176                 __connman_notifier_connect(service->type);
4177
4178                 if (service->type == CONNMAN_SERVICE_TYPE_WIFI &&
4179                         connman_network_get_bool(service->network,
4180                                                 "WiFi.UseWPS") == TRUE) {
4181                         const char *pass;
4182
4183                         pass = connman_network_get_string(service->network,
4184                                                         "WiFi.Passphrase");
4185
4186                         __connman_service_set_passphrase(service, pass);
4187
4188                         connman_network_set_bool(service->network,
4189                                                         "WiFi.UseWPS", FALSE);
4190                 }
4191
4192                 default_changed();
4193
4194                 method = __connman_ipconfig_get_method(service->ipconfig_ipv6);
4195                 if (method == CONNMAN_IPCONFIG_METHOD_OFF)
4196                         __connman_ipconfig_disable_ipv6(
4197                                                 service->ipconfig_ipv6);
4198
4199         } else if (new_state == CONNMAN_SERVICE_STATE_DISCONNECT) {
4200                 def_service = get_default();
4201
4202                 if (__connman_notifier_count_connected() == 0 &&
4203                         def_service != NULL &&
4204                                 def_service->provider != NULL)
4205                         __connman_provider_disconnect(def_service->provider);
4206
4207                 default_changed();
4208
4209                 __connman_wispr_stop(service);
4210
4211                 __connman_wpad_stop(service);
4212
4213                 update_nameservers(service);
4214                 dns_changed(service);
4215                 domain_changed(service);
4216
4217                 __connman_timeserver_stop();
4218
4219                 __connman_notifier_disconnect(service->type);
4220
4221                 /*
4222                  * Previous services which are connected and which states
4223                  * are set to online should reset relevantly ipconfig_state
4224                  * to ready so wispr/portal will be rerun on those
4225                  */
4226                 downgrade_connected_services();
4227         }
4228
4229         if (new_state == CONNMAN_SERVICE_STATE_FAILURE) {
4230                 if (service->userconnect == TRUE &&
4231                         __connman_agent_report_error(service,
4232                                         error2string(service->error),
4233                                         report_error_cb, NULL) == -EIO)
4234                         return 0;
4235                 service_complete(service);
4236
4237                 __connman_device_request_scan(CONNMAN_DEVICE_TYPE_UNKNOWN);
4238         } else
4239                 service->error = CONNMAN_SERVICE_ERROR_UNKNOWN;
4240
4241         iter = g_hash_table_lookup(service_hash, service->identifier);
4242         if (iter != NULL)
4243                 g_sequence_sort_changed(iter, service_compare, NULL);
4244
4245         __connman_connection_update_gateway();
4246
4247         if (new_state == CONNMAN_SERVICE_STATE_ONLINE)
4248                 default_changed();
4249
4250         return 0;
4251 }
4252
4253 int __connman_service_indicate_error(struct connman_service *service,
4254                                         enum connman_service_error error)
4255 {
4256         DBG("service %p error %d", service, error);
4257
4258         if (service == NULL)
4259                 return -EINVAL;
4260
4261         service->error = error;
4262
4263         if (service->error == CONNMAN_SERVICE_ERROR_INVALID_KEY)
4264                 __connman_service_set_passphrase(service, NULL);
4265
4266         __connman_service_ipconfig_indicate_state(service,
4267                                                 CONNMAN_SERVICE_STATE_FAILURE,
4268                                                 CONNMAN_IPCONFIG_TYPE_IPV4);
4269         __connman_service_ipconfig_indicate_state(service,
4270                                                 CONNMAN_SERVICE_STATE_FAILURE,
4271                                                 CONNMAN_IPCONFIG_TYPE_IPV6);
4272         return 0;
4273 }
4274
4275 int __connman_service_clear_error(struct connman_service *service)
4276 {
4277         DBG("service %p", service);
4278
4279         if (service == NULL)
4280                 return -EINVAL;
4281
4282         if (service->state != CONNMAN_SERVICE_STATE_FAILURE)
4283                 return -EINVAL;
4284
4285         service->state_ipv4 = service->state_ipv6 =
4286                                                 CONNMAN_SERVICE_STATE_UNKNOWN;
4287         service->error = CONNMAN_SERVICE_ERROR_UNKNOWN;;
4288
4289         if (service->favorite == TRUE)
4290                 set_reconnect_state(service, TRUE);
4291
4292         __connman_service_ipconfig_indicate_state(service,
4293                                         CONNMAN_SERVICE_STATE_IDLE,
4294                                         CONNMAN_IPCONFIG_TYPE_IPV6);
4295
4296         /*
4297          * Toggling the IPv6 state to IDLE could trigger the auto connect
4298          * machinery and consequently the IPv4 state.
4299          */
4300         if (service->state_ipv4 != CONNMAN_SERVICE_STATE_UNKNOWN &&
4301                         service->state_ipv4 != CONNMAN_SERVICE_STATE_FAILURE)
4302                 return 0;
4303
4304         return __connman_service_ipconfig_indicate_state(service,
4305                                                 CONNMAN_SERVICE_STATE_IDLE,
4306                                                 CONNMAN_IPCONFIG_TYPE_IPV4);
4307 }
4308
4309 int __connman_service_indicate_default(struct connman_service *service)
4310 {
4311         struct connman_service *current = get_default();
4312
4313         DBG("service %p default %p", service, current);
4314
4315         if (current == service)
4316                 return 0;
4317
4318         default_changed();
4319
4320         return 0;
4321 }
4322
4323 enum connman_service_state __connman_service_ipconfig_get_state(
4324                                         struct connman_service *service,
4325                                         enum connman_ipconfig_type type)
4326 {
4327         if (service == NULL)
4328                 return CONNMAN_SERVICE_STATE_UNKNOWN;
4329
4330         if (type == CONNMAN_IPCONFIG_TYPE_IPV4)
4331                 return service->state_ipv4;
4332
4333         if (type == CONNMAN_IPCONFIG_TYPE_IPV6)
4334                 return service->state_ipv6;
4335
4336         return CONNMAN_SERVICE_STATE_UNKNOWN;
4337 }
4338
4339 static void check_proxy_setup(struct connman_service *service)
4340 {
4341         /*
4342          * We start WPAD if we haven't got a PAC URL from DHCP and
4343          * if our proxy manual configuration is either empty or set
4344          * to AUTO with an empty URL.
4345          */
4346
4347         if (service->proxy != CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN)
4348                 goto done;
4349
4350         if (service->proxy_config != CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN &&
4351                 (service->proxy_config != CONNMAN_SERVICE_PROXY_METHOD_AUTO ||
4352                         service->pac != NULL))
4353                 goto done;
4354
4355         if (__connman_wpad_start(service) < 0) {
4356                 service->proxy = CONNMAN_SERVICE_PROXY_METHOD_DIRECT;
4357                 __connman_notifier_proxy_changed(service);
4358                 goto done;
4359         }
4360
4361         return;
4362
4363 done:
4364         __connman_wispr_start(service, CONNMAN_IPCONFIG_TYPE_IPV4);
4365 }
4366
4367 /*
4368  * How many networks are connected at the same time. If more than 1,
4369  * then set the rp_filter setting properly (loose mode routing) so that network
4370  * connectivity works ok. This is only done for IPv4 networks as IPv6
4371  * does not have rp_filter knob.
4372  */
4373 static int connected_networks_count;
4374 static int original_rp_filter;
4375
4376 static void service_rp_filter(struct connman_service *service,
4377                                 gboolean connected)
4378 {
4379         enum connman_ipconfig_method method;
4380
4381         method = __connman_ipconfig_get_method(service->ipconfig_ipv4);
4382
4383         switch (method) {
4384         case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
4385         case CONNMAN_IPCONFIG_METHOD_OFF:
4386         case CONNMAN_IPCONFIG_METHOD_AUTO:
4387                 return;
4388         case CONNMAN_IPCONFIG_METHOD_FIXED:
4389         case CONNMAN_IPCONFIG_METHOD_MANUAL:
4390         case CONNMAN_IPCONFIG_METHOD_DHCP:
4391                 break;
4392         }
4393
4394         if (connected == TRUE) {
4395                 if (connected_networks_count == 1) {
4396                         int filter_value;
4397                         filter_value = __connman_ipconfig_set_rp_filter();
4398                         if (filter_value < 0)
4399                                 return;
4400
4401                         original_rp_filter = filter_value;
4402                 }
4403                 connected_networks_count++;
4404
4405         } else {
4406                 if (connected_networks_count == 2)
4407                         __connman_ipconfig_unset_rp_filter(original_rp_filter);
4408
4409                 connected_networks_count--;
4410                 if (connected_networks_count < 0)
4411                         connected_networks_count = 0;
4412         }
4413
4414         DBG("%s %s ipconfig %p method %d count %d filter %d",
4415                 connected ? "connected" : "disconnected", service->identifier,
4416                 service->ipconfig_ipv4, method,
4417                 connected_networks_count, original_rp_filter);
4418 }
4419
4420 static gboolean redo_wispr(gpointer user_data)
4421 {
4422         struct connman_service *service = user_data;
4423
4424         DBG("");
4425
4426         __connman_wispr_start(service, CONNMAN_IPCONFIG_TYPE_IPV6);
4427
4428         return FALSE;
4429 }
4430
4431 int __connman_service_online_check_failed(struct connman_service *service,
4432                                         enum connman_ipconfig_type type)
4433 {
4434         DBG("service %p type %d count %d", service, type,
4435                                                 service->online_check_count);
4436
4437         if (type == CONNMAN_IPCONFIG_TYPE_IPV4)
4438                 /* currently we only retry IPv6 stuff */
4439                 return 0;
4440
4441         if (service->online_check_count != 1)
4442                 return 0;
4443
4444         service->online_check_count = 0;
4445
4446         /*
4447          * We set the timeout to 1 sec so that we have a chance to get
4448          * necessary IPv6 router advertisement messages that might have
4449          * DNS data etc.
4450          */
4451         g_timeout_add_seconds(1, redo_wispr, service);
4452
4453         return EAGAIN;
4454 }
4455
4456 int __connman_service_ipconfig_indicate_state(struct connman_service *service,
4457                                         enum connman_service_state new_state,
4458                                         enum connman_ipconfig_type type)
4459 {
4460         struct connman_ipconfig *ipconfig = NULL;
4461         enum connman_service_state old_state;
4462         int ret;
4463
4464         if (service == NULL)
4465                 return -EINVAL;
4466
4467         if (type == CONNMAN_IPCONFIG_TYPE_IPV4) {
4468                 old_state = service->state_ipv4;
4469                 ipconfig = service->ipconfig_ipv4;
4470         } else if (type == CONNMAN_IPCONFIG_TYPE_IPV6) {
4471                 old_state = service->state_ipv6;
4472                 ipconfig = service->ipconfig_ipv6;
4473         }
4474
4475         if (ipconfig == NULL)
4476                 return -EINVAL;
4477
4478         /* Any change? */
4479         if (old_state == new_state)
4480                 return -EALREADY;
4481
4482         DBG("service %p (%s) state %d (%s) type %d (%s)",
4483                 service, service ? service->identifier : NULL,
4484                 new_state, state2string(new_state),
4485                 type, __connman_ipconfig_type2string(type));
4486
4487         switch (new_state) {
4488         case CONNMAN_SERVICE_STATE_UNKNOWN:
4489         case CONNMAN_SERVICE_STATE_IDLE:
4490                 if (service->state == CONNMAN_SERVICE_STATE_FAILURE)
4491                         return -EINVAL;
4492                 break;
4493         case CONNMAN_SERVICE_STATE_ASSOCIATION:
4494                 break;
4495         case CONNMAN_SERVICE_STATE_CONFIGURATION:
4496                 __connman_ipconfig_enable(ipconfig);
4497                 break;
4498         case CONNMAN_SERVICE_STATE_READY:
4499                 update_nameservers(service);
4500
4501                 if (type == CONNMAN_IPCONFIG_TYPE_IPV4) {
4502                         check_proxy_setup(service);
4503                         service_rp_filter(service, TRUE);
4504                 } else {
4505                         service->online_check_count = 1;
4506                         __connman_wispr_start(service, type);
4507                 }
4508                 break;
4509         case CONNMAN_SERVICE_STATE_ONLINE:
4510                 break;
4511         case CONNMAN_SERVICE_STATE_DISCONNECT:
4512                 if (service->state == CONNMAN_SERVICE_STATE_IDLE)
4513                         return -EINVAL;
4514
4515                 if (type == CONNMAN_IPCONFIG_TYPE_IPV4)
4516                         service_rp_filter(service, FALSE);
4517
4518                 break;
4519         case CONNMAN_SERVICE_STATE_FAILURE:
4520                 break;
4521         }
4522
4523         /* We keep that state */
4524         if (type == CONNMAN_IPCONFIG_TYPE_IPV4)
4525                 service->state_ipv4 = new_state;
4526         else if (type == CONNMAN_IPCONFIG_TYPE_IPV6)
4527                 service->state_ipv6 = new_state;
4528
4529         ret = service_indicate_state(service);
4530
4531         /*
4532          * If the ipconfig method is OFF, then we set the state to IDLE
4533          * so that it will not affect the combined state in the future.
4534          */
4535         if (type == CONNMAN_IPCONFIG_TYPE_IPV4) {
4536                 enum connman_ipconfig_method method;
4537                 method = __connman_ipconfig_get_method(service->ipconfig_ipv4);
4538                 if (method == CONNMAN_IPCONFIG_METHOD_OFF ||
4539                                 method == CONNMAN_IPCONFIG_METHOD_UNKNOWN) {
4540                         service->state_ipv4 = CONNMAN_SERVICE_STATE_IDLE;
4541                         ret = service_indicate_state(service);
4542                 }
4543
4544         } else if (type == CONNMAN_IPCONFIG_TYPE_IPV6) {
4545                 enum connman_ipconfig_method method;
4546                 method = __connman_ipconfig_get_method(service->ipconfig_ipv6);
4547                 if (method == CONNMAN_IPCONFIG_METHOD_OFF ||
4548                                 method == CONNMAN_IPCONFIG_METHOD_UNKNOWN) {
4549                         service->state_ipv6 = CONNMAN_SERVICE_STATE_IDLE;
4550                         ret = service_indicate_state(service);
4551                 }
4552         }
4553
4554         return ret;
4555 }
4556
4557 static connman_bool_t prepare_network(struct connman_service *service)
4558 {
4559         enum connman_network_type type;
4560         unsigned int ssid_len;
4561
4562         type = connman_network_get_type(service->network);
4563
4564         switch (type) {
4565         case CONNMAN_NETWORK_TYPE_UNKNOWN:
4566         case CONNMAN_NETWORK_TYPE_VENDOR:
4567                 return FALSE;
4568         case CONNMAN_NETWORK_TYPE_WIFI:
4569                 if (connman_network_get_blob(service->network, "WiFi.SSID",
4570                                                         &ssid_len) == NULL)
4571                         return FALSE;
4572
4573                 if (service->passphrase != NULL)
4574                         connman_network_set_string(service->network,
4575                                 "WiFi.Passphrase", service->passphrase);
4576                 break;
4577         case CONNMAN_NETWORK_TYPE_ETHERNET:
4578         case CONNMAN_NETWORK_TYPE_WIMAX:
4579         case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
4580         case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
4581         case CONNMAN_NETWORK_TYPE_CELLULAR:
4582                 break;
4583         }
4584
4585         return TRUE;
4586 }
4587
4588 static void prepare_8021x(struct connman_service *service)
4589 {
4590         if (service->eap != NULL)
4591                 connman_network_set_string(service->network, "WiFi.EAP",
4592                                                                 service->eap);
4593
4594         if (service->identity != NULL)
4595                 connman_network_set_string(service->network, "WiFi.Identity",
4596                                                         service->identity);
4597
4598         if (service->ca_cert_file != NULL)
4599                 connman_network_set_string(service->network, "WiFi.CACertFile",
4600                                                         service->ca_cert_file);
4601
4602         if (service->client_cert_file != NULL)
4603                 connman_network_set_string(service->network,
4604                                                 "WiFi.ClientCertFile",
4605                                                 service->client_cert_file);
4606
4607         if (service->private_key_file != NULL)
4608                 connman_network_set_string(service->network,
4609                                                 "WiFi.PrivateKeyFile",
4610                                                 service->private_key_file);
4611
4612         if (service->private_key_passphrase != NULL)
4613                 connman_network_set_string(service->network,
4614                                         "WiFi.PrivateKeyPassphrase",
4615                                         service->private_key_passphrase);
4616
4617         if (service->phase2 != NULL)
4618                 connman_network_set_string(service->network, "WiFi.Phase2",
4619                                                         service->phase2);
4620 }
4621
4622 static int service_connect(struct connman_service *service)
4623 {
4624         int err;
4625
4626         if (service->hidden == TRUE)
4627                 return -EPERM;
4628
4629         switch (service->type) {
4630         case CONNMAN_SERVICE_TYPE_UNKNOWN:
4631         case CONNMAN_SERVICE_TYPE_SYSTEM:
4632         case CONNMAN_SERVICE_TYPE_GPS:
4633         case CONNMAN_SERVICE_TYPE_GADGET:
4634                 return -EINVAL;
4635         case CONNMAN_SERVICE_TYPE_ETHERNET:
4636         case CONNMAN_SERVICE_TYPE_WIMAX:
4637         case CONNMAN_SERVICE_TYPE_BLUETOOTH:
4638         case CONNMAN_SERVICE_TYPE_CELLULAR:
4639         case CONNMAN_SERVICE_TYPE_VPN:
4640                 break;
4641         case CONNMAN_SERVICE_TYPE_WIFI:
4642                 switch (service->security) {
4643                 case CONNMAN_SERVICE_SECURITY_UNKNOWN:
4644                 case CONNMAN_SERVICE_SECURITY_NONE:
4645                         break;
4646                 case CONNMAN_SERVICE_SECURITY_WEP:
4647                 case CONNMAN_SERVICE_SECURITY_PSK:
4648                 case CONNMAN_SERVICE_SECURITY_WPA:
4649                 case CONNMAN_SERVICE_SECURITY_RSN:
4650                         if (service->passphrase == NULL) {
4651                                 if (service->network == NULL)
4652                                         return -EOPNOTSUPP;
4653
4654                                 if (service->wps == FALSE ||
4655                                         connman_network_get_bool(
4656                                                         service->network,
4657                                                         "WiFi.UseWPS") == FALSE)
4658                                         return -ENOKEY;
4659                         }
4660                         break;
4661                 case CONNMAN_SERVICE_SECURITY_8021X:
4662                         if (service->eap == NULL)
4663                                 return -EINVAL;
4664
4665                         /*
4666                          * never request credentials if using EAP-TLS
4667                          * (EAP-TLS networks need to be fully provisioned)
4668                          */
4669                         if (g_str_equal(service->eap, "tls") == TRUE)
4670                                 break;
4671
4672                         /*
4673                          * Return -ENOKEY if either identity or passphrase is
4674                          * missing. Agent provided credentials can be used as
4675                          * fallback if needed.
4676                          */
4677                         if ((service->identity == NULL &&
4678                                         service->agent_identity == NULL) ||
4679                                         (service->passphrase == NULL &&
4680                                         service->agent_passphrase == NULL))
4681                                 return -ENOKEY;
4682
4683                         break;
4684                 }
4685                 break;
4686         }
4687
4688         if (service->network != NULL) {
4689                 if (prepare_network(service) == FALSE)
4690                         return -EINVAL;
4691
4692                 switch (service->security) {
4693                 case CONNMAN_SERVICE_SECURITY_UNKNOWN:
4694                 case CONNMAN_SERVICE_SECURITY_NONE:
4695                 case CONNMAN_SERVICE_SECURITY_WEP:
4696                 case CONNMAN_SERVICE_SECURITY_PSK:
4697                 case CONNMAN_SERVICE_SECURITY_WPA:
4698                 case CONNMAN_SERVICE_SECURITY_RSN:
4699                         break;
4700                 case CONNMAN_SERVICE_SECURITY_8021X:
4701                         prepare_8021x(service);
4702                         break;
4703                 }
4704
4705                 if (__connman_stats_service_register(service) == 0) {
4706                         __connman_stats_get(service, FALSE,
4707                                                 &service->stats.data);
4708                         __connman_stats_get(service, TRUE,
4709                                                 &service->stats_roaming.data);
4710                 }
4711
4712                 if (service->ipconfig_ipv4)
4713                         __connman_ipconfig_enable(service->ipconfig_ipv4);
4714                 if (service->ipconfig_ipv6)
4715                         __connman_ipconfig_enable(service->ipconfig_ipv6);
4716
4717                 err = __connman_network_connect(service->network);
4718         } else if (service->type == CONNMAN_SERVICE_TYPE_VPN &&
4719                                         service->provider != NULL)
4720                 err = __connman_provider_connect(service->provider);
4721         else
4722                 return -EOPNOTSUPP;
4723
4724         if (err < 0) {
4725                 if (err != -EINPROGRESS) {
4726                         __connman_ipconfig_disable(service->ipconfig_ipv4);
4727                         __connman_ipconfig_disable(service->ipconfig_ipv6);
4728                         __connman_stats_service_unregister(service);
4729                 }
4730         }
4731
4732         return err;
4733 }
4734
4735
4736 int __connman_service_connect(struct connman_service *service)
4737 {
4738         int err;
4739
4740         DBG("service %p state %s", service, state2string(service->state));
4741
4742         if (is_connected(service) == TRUE)
4743                 return -EISCONN;
4744
4745         if (is_connecting(service) == TRUE)
4746                 return -EALREADY;
4747
4748         switch (service->type) {
4749         case CONNMAN_SERVICE_TYPE_UNKNOWN:
4750         case CONNMAN_SERVICE_TYPE_SYSTEM:
4751         case CONNMAN_SERVICE_TYPE_GPS:
4752         case CONNMAN_SERVICE_TYPE_GADGET:
4753                 return -EINVAL;
4754         default:
4755                 err = service_connect(service);
4756         }
4757
4758         if (err >= 0)
4759                 return 0;
4760
4761         if (err == -EINPROGRESS) {
4762                 if (service->timeout == 0)
4763                         service->timeout = g_timeout_add_seconds(
4764                                 CONNECT_TIMEOUT, connect_timeout, service);
4765
4766                 return -EINPROGRESS;
4767         }
4768
4769         __connman_service_ipconfig_indicate_state(service,
4770                                         CONNMAN_SERVICE_STATE_FAILURE,
4771                                         CONNMAN_IPCONFIG_TYPE_IPV4);
4772         __connman_service_ipconfig_indicate_state(service,
4773                                         CONNMAN_SERVICE_STATE_FAILURE,
4774                                         CONNMAN_IPCONFIG_TYPE_IPV6);
4775
4776         if (service->network != NULL)
4777                 __connman_network_disconnect(service->network);
4778         else if (service->type == CONNMAN_SERVICE_TYPE_VPN &&
4779                                 service->provider != NULL)
4780                         __connman_provider_disconnect(service->provider);
4781
4782         if (service->userconnect == TRUE) {
4783                 if (err == -ENOKEY || err == -EPERM) {
4784                         if (__connman_agent_request_passphrase_input(service,
4785                                                         request_input_cb,
4786                                                         NULL) == -EIO)
4787                                 return -EINPROGRESS;
4788                 }
4789                 reply_pending(service, -err);
4790         }
4791
4792         return err;
4793 }
4794
4795 int __connman_service_disconnect(struct connman_service *service)
4796 {
4797         int err;
4798
4799         DBG("service %p", service);
4800
4801         if (service->network != NULL) {
4802                 err = __connman_network_disconnect(service->network);
4803         } else if (service->type == CONNMAN_SERVICE_TYPE_VPN &&
4804                                         service->provider != NULL)
4805                 err = __connman_provider_disconnect(service->provider);
4806         else
4807                 return -EOPNOTSUPP;
4808
4809         if (err < 0 && err != -EINPROGRESS)
4810                 return err;
4811
4812         __connman_6to4_remove(service->ipconfig_ipv4);
4813
4814         if (service->ipconfig_ipv4)
4815                 __connman_ipconfig_set_proxy_autoconfig(service->ipconfig_ipv4,
4816                                                         NULL);
4817         else
4818                 __connman_ipconfig_set_proxy_autoconfig(service->ipconfig_ipv6,
4819                                                         NULL);
4820
4821         __connman_ipconfig_address_remove(service->ipconfig_ipv4);
4822         __connman_ipconfig_address_remove(service->ipconfig_ipv6);
4823
4824         __connman_ipconfig_disable(service->ipconfig_ipv4);
4825         __connman_ipconfig_disable(service->ipconfig_ipv6);
4826
4827         __connman_stats_service_unregister(service);
4828
4829         return err;
4830 }
4831
4832 int __connman_service_disconnect_all(void)
4833 {
4834         GSequenceIter *iter;
4835         GSList *services = NULL, *list;
4836
4837         DBG("");
4838
4839         iter = g_sequence_get_begin_iter(service_list);
4840
4841         while (g_sequence_iter_is_end(iter) == FALSE) {
4842                 struct connman_service *service = g_sequence_get(iter);
4843
4844                 services = g_slist_prepend(services, service);
4845
4846                 iter = g_sequence_iter_next(iter);
4847         }
4848
4849         for (list = services; list != NULL; list = list->next) {
4850                 struct connman_service *service = list->data;
4851
4852                 service->ignore = TRUE;
4853
4854                 set_reconnect_state(service, FALSE);
4855
4856                 __connman_service_disconnect(service);
4857         }
4858
4859         g_slist_free(list);
4860
4861         return 0;
4862
4863 }
4864
4865 /**
4866  * lookup_by_identifier:
4867  * @identifier: service identifier
4868  *
4869  * Look up a service by identifier (reference count will not be increased)
4870  */
4871 static struct connman_service *lookup_by_identifier(const char *identifier)
4872 {
4873         GSequenceIter *iter;
4874
4875         iter = g_hash_table_lookup(service_hash, identifier);
4876         if (iter != NULL)
4877                 return g_sequence_get(iter);
4878
4879         return NULL;
4880 }
4881
4882 static void provision_changed(gpointer value, gpointer user_data)
4883 {
4884         struct connman_service *service = value;
4885         char *path = user_data;
4886
4887         __connman_config_provision_service_ident(service, path);
4888 }
4889
4890 void __connman_service_provision_changed(const char *ident)
4891 {
4892         g_sequence_foreach(service_list, provision_changed, (void *)ident);
4893 }
4894
4895 /**
4896  * __connman_service_get:
4897  * @identifier: service identifier
4898  *
4899  * Look up a service by identifier or create a new one if not found
4900  */
4901 static struct connman_service *service_get(const char *identifier)
4902 {
4903         struct connman_service *service;
4904         GSequenceIter *iter;
4905
4906         iter = g_hash_table_lookup(service_hash, identifier);
4907         if (iter != NULL) {
4908                 service = g_sequence_get(iter);
4909                 if (service != NULL)
4910                         connman_service_ref(service);
4911                 return service;
4912         }
4913
4914         service = connman_service_create();
4915         if (service == NULL)
4916                 return NULL;
4917
4918         DBG("service %p", service);
4919
4920         service->identifier = g_strdup(identifier);
4921
4922         iter = g_sequence_insert_sorted(service_list, service,
4923                                                 service_compare, NULL);
4924
4925         g_hash_table_insert(service_hash, service->identifier, iter);
4926
4927         return service;
4928 }
4929
4930 static int service_register(struct connman_service *service)
4931 {
4932         GSequenceIter *iter;
4933
4934         DBG("service %p", service);
4935
4936         if (service->path != NULL)
4937                 return -EALREADY;
4938
4939         service->path = g_strdup_printf("%s/service/%s", CONNMAN_PATH,
4940                                                 service->identifier);
4941
4942         DBG("path %s", service->path);
4943
4944         __connman_config_provision_service(service);
4945
4946         service_load(service);
4947
4948         g_dbus_register_interface(connection, service->path,
4949                                         CONNMAN_SERVICE_INTERFACE,
4950                                         service_methods, service_signals,
4951                                                         NULL, service, NULL);
4952
4953         iter = g_hash_table_lookup(service_hash, service->identifier);
4954         if (iter != NULL)
4955                 g_sequence_sort_changed(iter, service_compare, NULL);
4956
4957         __connman_connection_update_gateway();
4958
4959         return 0;
4960 }
4961
4962 static void service_up(struct connman_ipconfig *ipconfig)
4963 {
4964         struct connman_service *service = __connman_ipconfig_get_data(ipconfig);
4965
4966         DBG("%s up", __connman_ipconfig_get_ifname(ipconfig));
4967
4968         link_changed(service);
4969
4970         service->stats.valid = FALSE;
4971         service->stats_roaming.valid = FALSE;
4972 }
4973
4974 static void service_down(struct connman_ipconfig *ipconfig)
4975 {
4976         DBG("%s down", __connman_ipconfig_get_ifname(ipconfig));
4977 }
4978
4979 static void service_lower_up(struct connman_ipconfig *ipconfig)
4980 {
4981         struct connman_service *service = __connman_ipconfig_get_data(ipconfig);
4982
4983         DBG("%s lower up", __connman_ipconfig_get_ifname(ipconfig));
4984
4985         stats_start(service);
4986 }
4987
4988 static void service_lower_down(struct connman_ipconfig *ipconfig)
4989 {
4990         struct connman_service *service = __connman_ipconfig_get_data(ipconfig);
4991
4992         DBG("%s lower down", __connman_ipconfig_get_ifname(ipconfig));
4993
4994         if (is_idle_state(service, service->state_ipv4) == FALSE)
4995                 __connman_ipconfig_disable(service->ipconfig_ipv4);
4996
4997         if (is_idle_state(service, service->state_ipv6) == FALSE)
4998                 __connman_ipconfig_disable(service->ipconfig_ipv6);
4999
5000         stats_stop(service);
5001         service_save(service);
5002 }
5003
5004 static void service_ip_bound(struct connman_ipconfig *ipconfig)
5005 {
5006         struct connman_service *service = __connman_ipconfig_get_data(ipconfig);
5007         enum connman_ipconfig_method method = CONNMAN_IPCONFIG_METHOD_UNKNOWN;
5008         enum connman_ipconfig_type type = CONNMAN_IPCONFIG_TYPE_UNKNOWN;
5009
5010         DBG("%s ip bound", __connman_ipconfig_get_ifname(ipconfig));
5011
5012         type = __connman_ipconfig_get_config_type(ipconfig);
5013         method = __connman_ipconfig_get_method(ipconfig);
5014
5015         DBG("service %p ipconfig %p type %d method %d", service, ipconfig,
5016                                                         type, method);
5017
5018         if (type == CONNMAN_IPCONFIG_TYPE_IPV6 &&
5019                         method == CONNMAN_IPCONFIG_METHOD_AUTO)
5020                 __connman_service_ipconfig_indicate_state(service,
5021                                                 CONNMAN_SERVICE_STATE_READY,
5022                                                 CONNMAN_IPCONFIG_TYPE_IPV6);
5023
5024         settings_changed(service, ipconfig);
5025 }
5026
5027 static void service_ip_release(struct connman_ipconfig *ipconfig)
5028 {
5029         struct connman_service *service = __connman_ipconfig_get_data(ipconfig);
5030         enum connman_ipconfig_method method = CONNMAN_IPCONFIG_METHOD_UNKNOWN;
5031         enum connman_ipconfig_type type = CONNMAN_IPCONFIG_TYPE_UNKNOWN;
5032
5033         DBG("%s ip release", __connman_ipconfig_get_ifname(ipconfig));
5034
5035         type = __connman_ipconfig_get_config_type(ipconfig);
5036         method = __connman_ipconfig_get_method(ipconfig);
5037
5038         DBG("service %p ipconfig %p type %d method %d", service, ipconfig,
5039                                                         type, method);
5040
5041         if (type == CONNMAN_IPCONFIG_TYPE_IPV6 &&
5042                         method == CONNMAN_IPCONFIG_METHOD_OFF)
5043                 __connman_service_ipconfig_indicate_state(service,
5044                                         CONNMAN_SERVICE_STATE_DISCONNECT,
5045                                         CONNMAN_IPCONFIG_TYPE_IPV6);
5046
5047         if (type == CONNMAN_IPCONFIG_TYPE_IPV4 &&
5048                         method == CONNMAN_IPCONFIG_METHOD_OFF)
5049                 __connman_service_ipconfig_indicate_state(service,
5050                                         CONNMAN_SERVICE_STATE_DISCONNECT,
5051                                         CONNMAN_IPCONFIG_TYPE_IPV4);
5052
5053         settings_changed(service, ipconfig);
5054 }
5055
5056 static const struct connman_ipconfig_ops service_ops = {
5057         .up             = service_up,
5058         .down           = service_down,
5059         .lower_up       = service_lower_up,
5060         .lower_down     = service_lower_down,
5061         .ip_bound       = service_ip_bound,
5062         .ip_release     = service_ip_release,
5063 };
5064
5065 static void setup_ip4config(struct connman_service *service, int index,
5066                         enum connman_ipconfig_method method)
5067 {
5068         service->ipconfig_ipv4 = __connman_ipconfig_create(index,
5069                                                 CONNMAN_IPCONFIG_TYPE_IPV4);
5070         if (service->ipconfig_ipv4 == NULL)
5071                 return;
5072
5073         __connman_ipconfig_set_method(service->ipconfig_ipv4, method);
5074
5075         __connman_ipconfig_set_data(service->ipconfig_ipv4, service);
5076
5077         __connman_ipconfig_set_ops(service->ipconfig_ipv4, &service_ops);
5078 }
5079
5080 static void setup_ip6config(struct connman_service *service, int index)
5081 {
5082         service->ipconfig_ipv6 = __connman_ipconfig_create(index,
5083                                                 CONNMAN_IPCONFIG_TYPE_IPV6);
5084         if (service->ipconfig_ipv6 == NULL)
5085                 return;
5086
5087         __connman_ipconfig_set_data(service->ipconfig_ipv6, service);
5088
5089         __connman_ipconfig_set_ops(service->ipconfig_ipv6, &service_ops);
5090 }
5091
5092 void __connman_service_read_ip4config(struct connman_service *service)
5093 {
5094         GKeyFile *keyfile;
5095
5096         if (service->ipconfig_ipv4 == NULL)
5097                 return;
5098
5099         keyfile = connman_storage_load_service(service->identifier);
5100         if (keyfile == NULL)
5101                 return;
5102
5103         __connman_ipconfig_load(service->ipconfig_ipv4, keyfile,
5104                                 service->identifier, "IPv4.");
5105
5106         g_key_file_free(keyfile);
5107 }
5108
5109 void __connman_service_create_ip4config(struct connman_service *service,
5110                                         int index)
5111 {
5112         DBG("ipv4 %p", service->ipconfig_ipv4);
5113
5114         if (service->ipconfig_ipv4 != NULL)
5115                 return;
5116
5117         setup_ip4config(service, index, CONNMAN_IPCONFIG_METHOD_DHCP);
5118         __connman_service_read_ip4config(service);
5119 }
5120
5121 void __connman_service_read_ip6config(struct connman_service *service)
5122 {
5123         GKeyFile *keyfile;
5124
5125         if (service->ipconfig_ipv6 == NULL)
5126                 return;
5127
5128         keyfile = connman_storage_load_service(service->identifier);
5129         if (keyfile == NULL)
5130                 return;
5131
5132         __connman_ipconfig_load(service->ipconfig_ipv6, keyfile,
5133                                 service->identifier, "IPv6.");
5134
5135         g_key_file_free(keyfile);
5136 }
5137
5138 void __connman_service_create_ip6config(struct connman_service *service,
5139                                                                 int index)
5140 {
5141         DBG("ipv6 %p", service->ipconfig_ipv6);
5142
5143         if (service->ipconfig_ipv6 != NULL)
5144                 return;
5145
5146         setup_ip6config(service, index);
5147
5148         __connman_service_read_ip6config(service);
5149 }
5150
5151 /**
5152  * __connman_service_lookup_from_network:
5153  * @network: network structure
5154  *
5155  * Look up a service by network (reference count will not be increased)
5156  */
5157 struct connman_service *__connman_service_lookup_from_network(struct connman_network *network)
5158 {
5159         struct connman_service *service;
5160         const char *ident, *group;
5161         char *name;
5162
5163         DBG("network %p", network);
5164
5165         if (network == NULL)
5166                 return NULL;
5167
5168         ident = __connman_network_get_ident(network);
5169         if (ident == NULL)
5170                 return NULL;
5171
5172         group = connman_network_get_group(network);
5173         if (group == NULL)
5174                 return NULL;
5175
5176         name = g_strdup_printf("%s_%s_%s",
5177                         __connman_network_get_type(network), ident, group);
5178         service = lookup_by_identifier(name);
5179         g_free(name);
5180
5181         return service;
5182 }
5183
5184 struct connman_service *__connman_service_lookup_from_index(int index)
5185 {
5186         struct connman_service *service;
5187         GSequenceIter *iter;
5188
5189         iter = g_sequence_get_begin_iter(service_list);
5190
5191         while (g_sequence_iter_is_end(iter) == FALSE) {
5192                 service = g_sequence_get(iter);
5193
5194                 if (__connman_ipconfig_get_index(service->ipconfig_ipv4)
5195                                                         == index)
5196                         return service;
5197
5198                 if (__connman_ipconfig_get_index(service->ipconfig_ipv6)
5199                                                         == index)
5200                         return service;
5201
5202                 iter = g_sequence_iter_next(iter);
5203         }
5204
5205         return NULL;
5206 }
5207
5208 const char *__connman_service_get_ident(struct connman_service *service)
5209 {
5210         return service->identifier;
5211 }
5212
5213 const char *__connman_service_get_path(struct connman_service *service)
5214 {
5215         return service->path;
5216 }
5217
5218 unsigned int __connman_service_get_order(struct connman_service *service)
5219 {
5220         GSequenceIter *iter;
5221
5222         if (service == NULL)
5223                 return 0;
5224
5225         if (service->favorite == FALSE) {
5226                 service->order = 0;
5227                 goto done;
5228         }
5229
5230         iter = g_hash_table_lookup(service_hash, service->identifier);
5231         if (iter != NULL) {
5232                 if (g_sequence_iter_get_position(iter) == 0)
5233                         service->order = 1;
5234                 else if (service->type == CONNMAN_SERVICE_TYPE_VPN &&
5235                                 service->do_split_routing == FALSE)
5236                         service->order = 10;
5237                 else
5238                         service->order = 0;
5239         }
5240
5241         DBG("service %p name %s order %d split %d", service, service->name,
5242                 service->order, service->do_split_routing);
5243
5244 done:
5245         return service->order;
5246 }
5247
5248 static enum connman_service_type convert_network_type(struct connman_network *network)
5249 {
5250         enum connman_network_type type = connman_network_get_type(network);
5251
5252         switch (type) {
5253         case CONNMAN_NETWORK_TYPE_UNKNOWN:
5254         case CONNMAN_NETWORK_TYPE_VENDOR:
5255                 break;
5256         case CONNMAN_NETWORK_TYPE_ETHERNET:
5257                 return CONNMAN_SERVICE_TYPE_ETHERNET;
5258         case CONNMAN_NETWORK_TYPE_WIFI:
5259                 return CONNMAN_SERVICE_TYPE_WIFI;
5260         case CONNMAN_NETWORK_TYPE_WIMAX:
5261                 return CONNMAN_SERVICE_TYPE_WIMAX;
5262         case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
5263         case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
5264                 return CONNMAN_SERVICE_TYPE_BLUETOOTH;
5265         case CONNMAN_NETWORK_TYPE_CELLULAR:
5266                 return CONNMAN_SERVICE_TYPE_CELLULAR;
5267         }
5268
5269         return CONNMAN_SERVICE_TYPE_UNKNOWN;
5270 }
5271
5272 static enum connman_service_security convert_wifi_security(const char *security)
5273 {
5274         if (security == NULL)
5275                 return CONNMAN_SERVICE_SECURITY_UNKNOWN;
5276         else if (g_str_equal(security, "none") == TRUE)
5277                 return CONNMAN_SERVICE_SECURITY_NONE;
5278         else if (g_str_equal(security, "wep") == TRUE)
5279                 return CONNMAN_SERVICE_SECURITY_WEP;
5280         else if (g_str_equal(security, "psk") == TRUE)
5281                 return CONNMAN_SERVICE_SECURITY_PSK;
5282         else if (g_str_equal(security, "ieee8021x") == TRUE)
5283                 return CONNMAN_SERVICE_SECURITY_8021X;
5284         else if (g_str_equal(security, "wpa") == TRUE)
5285                 return CONNMAN_SERVICE_SECURITY_WPA;
5286         else if (g_str_equal(security, "rsn") == TRUE)
5287                 return CONNMAN_SERVICE_SECURITY_RSN;
5288         else
5289                 return CONNMAN_SERVICE_SECURITY_UNKNOWN;
5290 }
5291
5292 static void update_from_network(struct connman_service *service,
5293                                         struct connman_network *network)
5294 {
5295         connman_uint8_t strength = service->strength;
5296         GSequenceIter *iter;
5297         const char *str;
5298
5299         DBG("service %p network %p", service, network);
5300
5301         if (is_connected(service) == TRUE)
5302                 return;
5303
5304         if (is_connecting(service) == TRUE)
5305                 return;
5306
5307         str = connman_network_get_string(network, "Name");
5308         if (str != NULL) {
5309                 g_free(service->name);
5310                 service->name = g_strdup(str);
5311                 service->hidden = FALSE;
5312         } else {
5313                 g_free(service->name);
5314                 service->name = NULL;
5315                 service->hidden = TRUE;
5316         }
5317
5318         service->strength = connman_network_get_strength(network);
5319         service->roaming = connman_network_get_bool(network, "Roaming");
5320
5321         if (service->strength == 0) {
5322                 /*
5323                  * Filter out 0-values; it's unclear what they mean
5324                  * and they cause anomalous sorting of the priority list.
5325                  */
5326                 service->strength = strength;
5327         }
5328
5329         str = connman_network_get_string(network, "WiFi.Security");
5330         service->security = convert_wifi_security(str);
5331
5332         if (service->type == CONNMAN_SERVICE_TYPE_WIFI)
5333                 service->wps = connman_network_get_bool(network, "WiFi.WPS");
5334
5335         if (service->strength > strength && service->network != NULL) {
5336                 connman_network_unref(service->network);
5337                 service->network = connman_network_ref(network);
5338
5339                 strength_changed(service);
5340         }
5341
5342         if (service->network == NULL)
5343                 service->network = connman_network_ref(network);
5344
5345         iter = g_hash_table_lookup(service_hash, service->identifier);
5346         if (iter != NULL)
5347                 g_sequence_sort_changed(iter, service_compare, NULL);
5348 }
5349
5350 /**
5351  * __connman_service_create_from_network:
5352  * @network: network structure
5353  *
5354  * Look up service by network and if not found, create one
5355  */
5356 struct connman_service * __connman_service_create_from_network(struct connman_network *network)
5357 {
5358         struct connman_service *service;
5359         struct connman_device *device;
5360         const char *ident, *group;
5361         char *name;
5362         int index;
5363
5364         DBG("network %p", network);
5365
5366         if (network == NULL)
5367                 return NULL;
5368
5369         ident = __connman_network_get_ident(network);
5370         if (ident == NULL)
5371                 return NULL;
5372
5373         group = connman_network_get_group(network);
5374         if (group == NULL)
5375                 return NULL;
5376
5377         name = g_strdup_printf("%s_%s_%s",
5378                         __connman_network_get_type(network), ident, group);
5379         service = service_get(name);
5380         g_free(name);
5381
5382         if (service == NULL)
5383                 return NULL;
5384
5385         if (__connman_network_get_weakness(network) == TRUE)
5386                 return service;
5387
5388         if (service->path != NULL) {
5389                 update_from_network(service, network);
5390                 __connman_connection_update_gateway();
5391                 return service;
5392         }
5393
5394         service->type = convert_network_type(network);
5395
5396         switch (service->type) {
5397         case CONNMAN_SERVICE_TYPE_UNKNOWN:
5398         case CONNMAN_SERVICE_TYPE_SYSTEM:
5399         case CONNMAN_SERVICE_TYPE_WIMAX:
5400         case CONNMAN_SERVICE_TYPE_BLUETOOTH:
5401         case CONNMAN_SERVICE_TYPE_GPS:
5402         case CONNMAN_SERVICE_TYPE_VPN:
5403         case CONNMAN_SERVICE_TYPE_GADGET:
5404                 service->autoconnect = FALSE;
5405                 break;
5406         case CONNMAN_SERVICE_TYPE_ETHERNET:
5407                 service->favorite = TRUE;
5408         case CONNMAN_SERVICE_TYPE_WIFI:
5409         case CONNMAN_SERVICE_TYPE_CELLULAR:
5410                 service->autoconnect = TRUE;
5411                 break;
5412         }
5413
5414         service->state_ipv4 = service->state_ipv6 = CONNMAN_SERVICE_STATE_IDLE;
5415         service->state = combine_state(service->state_ipv4, service->state_ipv6);
5416
5417         update_from_network(service, network);
5418
5419         index = connman_network_get_index(network);
5420
5421         if (service->ipconfig_ipv4 == NULL)
5422                 setup_ip4config(service, index, CONNMAN_IPCONFIG_METHOD_DHCP);
5423
5424         if (service->ipconfig_ipv6 == NULL)
5425                 setup_ip6config(service, index);
5426
5427         service_register(service);
5428
5429         if (service->favorite == TRUE) {
5430                 device = connman_network_get_device(service->network);
5431                 if (device && __connman_device_scanning(device) == FALSE)
5432                         __connman_service_auto_connect();
5433         }
5434
5435         __connman_notifier_service_add(service, service->name);
5436         service_schedule_added(service);
5437
5438         return service;
5439 }
5440
5441 void __connman_service_update_from_network(struct connman_network *network)
5442 {
5443         connman_bool_t need_sort = FALSE;
5444         struct connman_service *service;
5445         connman_uint8_t strength;
5446         connman_bool_t roaming;
5447         GSequenceIter *iter;
5448         const char *name;
5449         connman_bool_t stats_enable;
5450
5451         DBG("network %p", network);
5452
5453         service = __connman_service_lookup_from_network(network);
5454         if (service == NULL)
5455                 return;
5456
5457         if (service->network == NULL)
5458                 return;
5459
5460         name = connman_network_get_string(service->network, "Name");
5461         if (g_strcmp0(service->name, name) != 0) {
5462                 g_free(service->name);
5463                 service->name = g_strdup(name);
5464                 connman_dbus_property_changed_basic(service->path,
5465                                 CONNMAN_SERVICE_INTERFACE, "Name",
5466                                 DBUS_TYPE_STRING, &service->name);
5467         }
5468
5469         if (service->type == CONNMAN_SERVICE_TYPE_WIFI)
5470                 service->wps = connman_network_get_bool(network, "WiFi.WPS");
5471
5472         strength = connman_network_get_strength(service->network);
5473         if (strength == service->strength)
5474                 goto roaming;
5475
5476         service->strength = strength;
5477         need_sort = TRUE;
5478
5479         strength_changed(service);
5480
5481 roaming:
5482         roaming = connman_network_get_bool(service->network, "Roaming");
5483         if (roaming == service->roaming)
5484                 goto sorting;
5485
5486         stats_enable = stats_enabled(service);
5487         if (stats_enable == TRUE)
5488                 stats_stop(service);
5489
5490         service->roaming = roaming;
5491         need_sort = TRUE;
5492
5493         if (stats_enable == TRUE)
5494                 stats_start(service);
5495
5496         roaming_changed(service);
5497
5498 sorting:
5499         if (need_sort == TRUE) {
5500                 iter = g_hash_table_lookup(service_hash, service->identifier);
5501                 if (iter != NULL)
5502                         g_sequence_sort_changed(iter, service_compare, NULL);
5503         }
5504 }
5505
5506 void __connman_service_remove_from_network(struct connman_network *network)
5507 {
5508         struct connman_service *service;
5509
5510         DBG("network %p", network);
5511
5512         service = __connman_service_lookup_from_network(network);
5513         if (service == NULL)
5514                 return;
5515
5516         __connman_connection_gateway_remove(service,
5517                                         CONNMAN_IPCONFIG_TYPE_ALL);
5518
5519         connman_service_unref(service);
5520 }
5521
5522 /**
5523  * __connman_service_create_from_provider:
5524  * @provider: provider structure
5525  *
5526  * Look up service by provider and if not found, create one
5527  */
5528 struct connman_service *
5529 __connman_service_create_from_provider(struct connman_provider *provider)
5530 {
5531         struct connman_service *service;
5532         const char *ident, *str;
5533         char *name;
5534         int index = connman_provider_get_index(provider);
5535
5536         DBG("provider %p", provider);
5537
5538         ident = __connman_provider_get_ident(provider);
5539         if (ident == NULL)
5540                 return NULL;
5541
5542         name = g_strdup_printf("vpn_%s", ident);
5543         service = service_get(name);
5544         g_free(name);
5545
5546         if (service == NULL)
5547                 return NULL;
5548
5549         service->type = CONNMAN_SERVICE_TYPE_VPN;
5550         service->provider = connman_provider_ref(provider);
5551         service->autoconnect = FALSE;
5552         service->userconnect = TRUE;
5553
5554         service->state_ipv4 = service->state_ipv6 = CONNMAN_SERVICE_STATE_IDLE;
5555         service->state = combine_state(service->state_ipv4, service->state_ipv6);
5556
5557         str = connman_provider_get_string(provider, "Name");
5558         if (str != NULL) {
5559                 g_free(service->name);
5560                 service->name = g_strdup(str);
5561                 service->hidden = FALSE;
5562         } else {
5563                 g_free(service->name);
5564                 service->name = NULL;
5565                 service->hidden = TRUE;
5566         }
5567
5568         service->strength = 0;
5569
5570         if (service->ipconfig_ipv4 == NULL)
5571                 setup_ip4config(service, index, CONNMAN_IPCONFIG_METHOD_MANUAL);
5572
5573         if (service->ipconfig_ipv6 == NULL)
5574                 setup_ip6config(service, index);
5575
5576         service_register(service);
5577
5578         __connman_notifier_service_add(service, service->name);
5579         service_schedule_added(service);
5580
5581         return service;
5582 }
5583
5584 int __connman_service_init(void)
5585 {
5586         DBG("");
5587
5588         connection = connman_dbus_get_connection();
5589
5590         service_hash = g_hash_table_new_full(g_str_hash, g_str_equal,
5591                                                                 NULL, NULL);
5592
5593         service_list = g_sequence_new(service_free);
5594
5595         services_notify = g_new0(struct _services_notify, 1);
5596         services_notify->remove = g_hash_table_new_full(g_str_hash,
5597                         g_str_equal, g_free, NULL);
5598         services_notify->add = g_hash_table_new(g_str_hash, g_str_equal);
5599
5600         return 0;
5601 }
5602
5603 void __connman_service_cleanup(void)
5604 {
5605         GSequence *list;
5606
5607         DBG("");
5608
5609         list = service_list;
5610         service_list = NULL;
5611         g_sequence_free(list);
5612
5613         g_hash_table_destroy(service_hash);
5614         service_hash = NULL;
5615
5616         g_slist_free(counter_list);
5617         counter_list = NULL;
5618
5619         if (services_notify->id != 0) {
5620                 g_source_remove(services_notify->id);
5621                 service_send_signals(NULL);
5622                 g_hash_table_destroy(services_notify->remove);
5623                 g_hash_table_destroy(services_notify->add);
5624         }
5625         g_free(services_notify);
5626
5627         dbus_connection_unref(connection);
5628 }