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 connman_bool_t
2085 __connman_service_is_split_routing(struct connman_service *service)
2086 {
2087         return service->do_split_routing;
2088 }
2089
2090 int __connman_service_get_index(struct connman_service *service)
2091 {
2092         if (service == NULL)
2093                 return -1;
2094
2095         if (service->network != NULL)
2096                 return connman_network_get_index(service->network);
2097         else if (service->provider != NULL)
2098                 return connman_provider_get_index(service->provider);
2099
2100         return -1;
2101 }
2102
2103 void __connman_service_set_domainname(struct connman_service *service,
2104                                                 const char *domainname)
2105 {
2106         if (service == NULL || service->hidden == TRUE)
2107                 return;
2108
2109         g_free(service->domainname);
2110         service->domainname = g_strdup(domainname);
2111
2112         domain_changed(service);
2113 }
2114
2115 const char *connman_service_get_domainname(struct connman_service *service)
2116 {
2117         if (service == NULL)
2118                 return NULL;
2119
2120         if (service->domains != NULL)
2121                 return service->domains[0];
2122         else
2123                 return service->domainname;
2124 }
2125
2126 char **connman_service_get_nameservers(struct connman_service *service)
2127 {
2128         if (service == NULL)
2129                 return NULL;
2130
2131         if (service->nameservers_config != NULL)
2132                 return g_strdupv(service->nameservers_config);
2133         else if (service->nameservers != NULL ||
2134                                         service->nameservers_auto != NULL) {
2135                 int len = 0, len_auto = 0, i;
2136                 char **nameservers;
2137
2138                 if (service->nameservers != NULL)
2139                         len = g_strv_length(service->nameservers);
2140                 if (service->nameservers_auto != NULL)
2141                         len_auto = g_strv_length(service->nameservers_auto);
2142
2143                 nameservers = g_try_new0(char *, len + len_auto + 1);
2144                 if (nameservers == NULL)
2145                         return NULL;
2146
2147                 for (i = 0; i < len; i++)
2148                         nameservers[i] = g_strdup(service->nameservers[i]);
2149
2150                 for (i = 0; i < len_auto; i++)
2151                         nameservers[i + len] =
2152                                 g_strdup(service->nameservers_auto[i]);
2153
2154                 return nameservers;
2155         }
2156
2157         return NULL;
2158 }
2159
2160 char **connman_service_get_timeservers(struct connman_service *service)
2161 {
2162         if (service == NULL)
2163                 return NULL;
2164
2165         if (service->timeservers != NULL)
2166                 return service->timeservers;
2167
2168         return NULL;
2169 }
2170
2171 void connman_service_set_proxy_method(struct connman_service *service,
2172                                         enum connman_service_proxy_method method)
2173 {
2174         if (service == NULL || service->hidden == TRUE)
2175                 return;
2176
2177         service->proxy = method;
2178
2179         proxy_changed(service);
2180
2181         if (method != CONNMAN_SERVICE_PROXY_METHOD_AUTO)
2182                 __connman_notifier_proxy_changed(service);
2183 }
2184
2185 enum connman_service_proxy_method connman_service_get_proxy_method(
2186                                         struct connman_service *service)
2187 {
2188         if (service == NULL)
2189                 return CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN;
2190
2191         if (service->proxy_config != CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN) {
2192                 if (service->proxy_config == CONNMAN_SERVICE_PROXY_METHOD_AUTO &&
2193                                 service->pac == NULL)
2194                         return service->proxy;
2195
2196                 return service->proxy_config;
2197         }
2198
2199         return service->proxy;
2200 }
2201
2202 char **connman_service_get_proxy_servers(struct connman_service *service)
2203 {
2204         return g_strdupv(service->proxies);
2205 }
2206
2207 char **connman_service_get_proxy_excludes(struct connman_service *service)
2208 {
2209         return g_strdupv(service->excludes);
2210 }
2211
2212 const char *connman_service_get_proxy_url(struct connman_service *service)
2213 {
2214         if (service == NULL)
2215                 return NULL;
2216
2217         return service->pac;
2218 }
2219
2220 void __connman_service_set_proxy_autoconfig(struct connman_service *service,
2221                                                         const char *url)
2222 {
2223         if (service == NULL || service->hidden == TRUE)
2224                 return;
2225
2226         service->proxy = CONNMAN_SERVICE_PROXY_METHOD_AUTO;
2227
2228         if (service->ipconfig_ipv4) {
2229                 if (__connman_ipconfig_set_proxy_autoconfig(
2230                             service->ipconfig_ipv4, url) < 0)
2231                         return;
2232         } else if (service->ipconfig_ipv6) {
2233                 if (__connman_ipconfig_set_proxy_autoconfig(
2234                             service->ipconfig_ipv6, url) < 0)
2235                         return;
2236         } else
2237                 return;
2238
2239         proxy_changed(service);
2240
2241         __connman_notifier_proxy_changed(service);
2242 }
2243
2244 const char *connman_service_get_proxy_autoconfig(struct connman_service *service)
2245 {
2246         if (service == NULL)
2247                 return NULL;
2248
2249         if (service->ipconfig_ipv4)
2250                 return __connman_ipconfig_get_proxy_autoconfig(
2251                                                 service->ipconfig_ipv4);
2252         else if (service->ipconfig_ipv6)
2253                 return __connman_ipconfig_get_proxy_autoconfig(
2254                                                 service->ipconfig_ipv6);
2255         return NULL;
2256 }
2257
2258 int __connman_service_timeserver_append(struct connman_service *service,
2259                                                 const char *timeserver)
2260 {
2261         int len;
2262
2263         DBG("service %p timeserver %s", service, timeserver);
2264
2265         if (timeserver == NULL)
2266                 return -EINVAL;
2267
2268         if (service->timeservers != NULL) {
2269                 int i;
2270
2271                 for (i = 0; service->timeservers[i] != NULL; i++)
2272                         if (g_strcmp0(service->timeservers[i], timeserver) == 0)
2273                                 return -EEXIST;
2274
2275                 len = g_strv_length(service->timeservers);
2276                 service->timeservers = g_try_renew(char *, service->timeservers,
2277                                                         len + 2);
2278         } else {
2279                 len = 0;
2280                 service->timeservers = g_try_new0(char *, len + 2);
2281         }
2282
2283         if (service->timeservers == NULL)
2284                 return -ENOMEM;
2285
2286         service->timeservers[len] = g_strdup(timeserver);
2287         service->timeservers[len + 1] = NULL;
2288
2289         return 0;
2290 }
2291
2292 int __connman_service_timeserver_remove(struct connman_service *service,
2293                                                 const char *timeserver)
2294 {
2295         char **servers;
2296         int len, i, j, found = 0;
2297
2298         DBG("service %p timeserver %s", service, timeserver);
2299
2300         if (timeserver == NULL)
2301                 return -EINVAL;
2302
2303         if (service->timeservers == NULL)
2304                 return 0;
2305
2306         for (i = 0; service->timeservers != NULL &&
2307                                         service->timeservers[i] != NULL; i++)
2308                 if (g_strcmp0(service->timeservers[i], timeserver) == 0) {
2309                         found = 1;
2310                         break;
2311                 }
2312
2313         if (found == 0)
2314                 return 0;
2315
2316         len = g_strv_length(service->timeservers);
2317
2318         if (len == 1) {
2319                 g_strfreev(service->timeservers);
2320                 service->timeservers = NULL;
2321
2322                 return 0;
2323         }
2324
2325         servers = g_try_new0(char *, len);
2326         if (servers == NULL)
2327                 return -ENOMEM;
2328
2329         for (i = 0, j = 0; i < len; i++) {
2330                 if (g_strcmp0(service->timeservers[i], timeserver) != 0) {
2331                         servers[j] = g_strdup(service->timeservers[i]);
2332                         if (servers[j] == NULL)
2333                                 return -ENOMEM;
2334                         j++;
2335                 }
2336         }
2337         servers[len - 1] = NULL;
2338
2339         g_strfreev(service->timeservers);
2340         service->timeservers = servers;
2341
2342         return 0;
2343 }
2344
2345 void __connman_service_set_pac(struct connman_service *service,
2346                                         const char *pac)
2347 {
2348         if (service->hidden == TRUE)
2349                 return;
2350         g_free(service->pac);
2351         service->pac = g_strdup(pac);
2352
2353         proxy_changed(service);
2354 }
2355
2356 void __connman_service_set_identity(struct connman_service *service,
2357                                         const char *identity)
2358 {
2359         if (service->immutable || service->hidden == TRUE)
2360                 return;
2361
2362         g_free(service->identity);
2363         service->identity = g_strdup(identity);
2364
2365         if (service->network != NULL)
2366                 connman_network_set_string(service->network,
2367                                         "WiFi.Identity",
2368                                         service->identity);
2369 }
2370
2371 void __connman_service_set_agent_identity(struct connman_service *service,
2372                                                 const char *agent_identity)
2373 {
2374         if (service->hidden == TRUE)
2375                 return;
2376         g_free(service->agent_identity);
2377         service->agent_identity = g_strdup(agent_identity);
2378
2379         if (service->network != NULL)
2380                 connman_network_set_string(service->network,
2381                                         "WiFi.AgentIdentity",
2382                                         service->agent_identity);
2383 }
2384
2385 void __connman_service_set_passphrase(struct connman_service *service,
2386                                         const char* passphrase)
2387 {
2388         if (service->immutable == TRUE || service->hidden == TRUE)
2389                 return;
2390
2391         g_free(service->passphrase);
2392         service->passphrase = g_strdup(passphrase);
2393
2394         if (service->network != NULL)
2395                 connman_network_set_string(service->network,
2396                                         "WiFi.Passphrase",
2397                                         service->passphrase);
2398
2399         service_save(service);
2400 }
2401
2402 void __connman_service_set_agent_passphrase(struct connman_service *service,
2403                                                 const char *agent_passphrase)
2404 {
2405         if (service->hidden == TRUE)
2406                 return;
2407         g_free(service->agent_passphrase);
2408         service->agent_passphrase = g_strdup(agent_passphrase);
2409
2410         if (service->network != NULL)
2411                 connman_network_set_string(service->network,
2412                                         "WiFi.AgentPassphrase",
2413                                         service->agent_passphrase);
2414 }
2415
2416 static DBusMessage *get_properties(DBusConnection *conn,
2417                                         DBusMessage *msg, void *user_data)
2418 {
2419         struct connman_service *service = user_data;
2420         DBusMessage *reply;
2421         DBusMessageIter array, dict;
2422
2423         DBG("service %p", service);
2424
2425         reply = dbus_message_new_method_return(msg);
2426         if (reply == NULL)
2427                 return NULL;
2428
2429         dbus_message_iter_init_append(reply, &array);
2430
2431         connman_dbus_dict_open(&array, &dict);
2432         append_properties(&dict, FALSE, service);
2433         connman_dbus_dict_close(&array, &dict);
2434
2435         return reply;
2436 }
2437
2438 static int update_proxy_configuration(struct connman_service *service,
2439                                 DBusMessageIter *array)
2440 {
2441         DBusMessageIter dict;
2442         enum connman_service_proxy_method method;
2443         GString *servers_str = NULL;
2444         GString *excludes_str = NULL;
2445         const char *url = NULL;
2446
2447         method = CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN;
2448
2449         dbus_message_iter_recurse(array, &dict);
2450
2451         while (dbus_message_iter_get_arg_type(&dict) == DBUS_TYPE_DICT_ENTRY) {
2452                 DBusMessageIter entry, variant;
2453                 const char *key;
2454                 int type;
2455
2456                 dbus_message_iter_recurse(&dict, &entry);
2457
2458                 if (dbus_message_iter_get_arg_type(&entry) != DBUS_TYPE_STRING)
2459                         goto error;
2460
2461                 dbus_message_iter_get_basic(&entry, &key);
2462                 dbus_message_iter_next(&entry);
2463
2464                 if (dbus_message_iter_get_arg_type(&entry) != DBUS_TYPE_VARIANT)
2465                         goto error;
2466
2467                 dbus_message_iter_recurse(&entry, &variant);
2468
2469                 type = dbus_message_iter_get_arg_type(&variant);
2470
2471                 if (g_str_equal(key, "Method") == TRUE) {
2472                         const char *val;
2473
2474                         if (type != DBUS_TYPE_STRING)
2475                                 goto error;
2476
2477                         dbus_message_iter_get_basic(&variant, &val);
2478                         method = string2proxymethod(val);
2479                 } else if (g_str_equal(key, "URL") == TRUE) {
2480                         if (type != DBUS_TYPE_STRING)
2481                                 goto error;
2482
2483                         dbus_message_iter_get_basic(&variant, &url);
2484                 } else if (g_str_equal(key, "Servers") == TRUE) {
2485                         DBusMessageIter str_array;
2486
2487                         if (type != DBUS_TYPE_ARRAY)
2488                                 goto error;
2489
2490                         servers_str = g_string_new(NULL);
2491                         if (servers_str == NULL)
2492                                 goto error;
2493
2494                         dbus_message_iter_recurse(&variant, &str_array);
2495
2496                         while (dbus_message_iter_get_arg_type(&str_array) ==
2497                                                         DBUS_TYPE_STRING) {
2498                                 char *val = NULL;
2499
2500                                 dbus_message_iter_get_basic(&str_array, &val);
2501
2502                                 if (servers_str->len > 0)
2503                                         g_string_append_printf(servers_str,
2504                                                         " %s", val);
2505                                 else
2506                                         g_string_append(servers_str, val);
2507
2508                                 dbus_message_iter_next(&str_array);
2509                         }
2510                 } else if (g_str_equal(key, "Excludes") == TRUE) {
2511                         DBusMessageIter str_array;
2512
2513                         if (type != DBUS_TYPE_ARRAY)
2514                                 goto error;
2515
2516                         excludes_str = g_string_new(NULL);
2517                         if (excludes_str == NULL)
2518                                 goto error;
2519
2520                         dbus_message_iter_recurse(&variant, &str_array);
2521
2522                         while (dbus_message_iter_get_arg_type(&str_array) ==
2523                                                         DBUS_TYPE_STRING) {
2524                                 char *val = NULL;
2525
2526                                 dbus_message_iter_get_basic(&str_array, &val);
2527
2528                                 if (excludes_str->len > 0)
2529                                         g_string_append_printf(excludes_str,
2530                                                         " %s", val);
2531                                 else
2532                                         g_string_append(excludes_str, val);
2533
2534                                 dbus_message_iter_next(&str_array);
2535                         }
2536                 }
2537
2538                 dbus_message_iter_next(&dict);
2539         }
2540
2541         switch (method) {
2542         case CONNMAN_SERVICE_PROXY_METHOD_DIRECT:
2543                 break;
2544         case CONNMAN_SERVICE_PROXY_METHOD_MANUAL:
2545                 if (servers_str == NULL && service->proxies == NULL)
2546                         goto error;
2547
2548                 if (servers_str != NULL) {
2549                         g_strfreev(service->proxies);
2550
2551                         if (servers_str->len > 0)
2552                                 service->proxies = g_strsplit_set(
2553                                         servers_str->str, " ", 0);
2554                         else
2555                                 service->proxies = NULL;
2556                 }
2557
2558                 if (excludes_str != NULL) {
2559                         g_strfreev(service->excludes);
2560
2561                         if (excludes_str->len > 0)
2562                                 service->excludes = g_strsplit_set(
2563                                         excludes_str->str, " ", 0);
2564                         else
2565                                 service->excludes = NULL;
2566                 }
2567
2568                 if (service->proxies == NULL)
2569                         method = CONNMAN_SERVICE_PROXY_METHOD_DIRECT;
2570
2571                 break;
2572         case CONNMAN_SERVICE_PROXY_METHOD_AUTO:
2573                 g_free(service->pac);
2574
2575                 if (url != NULL && strlen(url) > 0)
2576                         service->pac = g_strdup(url);
2577                 else
2578                         service->pac = NULL;
2579
2580                 /* if we are connected:
2581                    - if service->pac == NULL
2582                    - if __connman_ipconfig_get_proxy_autoconfig(
2583                    service->ipconfig) == NULL
2584                    --> We should start WPAD */
2585
2586                 break;
2587         case CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN:
2588                 goto error;
2589         }
2590
2591         if (servers_str != NULL)
2592                 g_string_free(servers_str, TRUE);
2593
2594         if (excludes_str != NULL)
2595                 g_string_free(excludes_str, TRUE);
2596
2597         service->proxy_config = method;
2598
2599         return 0;
2600
2601 error:
2602         if (servers_str != NULL)
2603                 g_string_free(servers_str, TRUE);
2604
2605         if (excludes_str != NULL)
2606                 g_string_free(excludes_str, TRUE);
2607
2608         return -EINVAL;
2609 }
2610
2611 static int set_ipconfig(struct connman_service *service,
2612                         struct connman_ipconfig *ipconfig,
2613                         DBusMessageIter *array,
2614                         enum connman_service_state state,
2615                         enum connman_service_state *new_state)
2616 {
2617         enum connman_ipconfig_method old_method;
2618         enum connman_ipconfig_method method = CONNMAN_IPCONFIG_METHOD_UNKNOWN;
2619         enum connman_ipconfig_type type;
2620         int err;
2621
2622         if (ipconfig == NULL)
2623                 return -EINVAL;
2624
2625         old_method = __connman_ipconfig_get_method(ipconfig);
2626
2627         if (is_connecting_state(service, state) ||
2628                                         is_connected_state(service, state))
2629                 __connman_network_clear_ipconfig(service->network, ipconfig);
2630
2631         err = __connman_ipconfig_set_config(ipconfig, array);
2632         method = __connman_ipconfig_get_method(ipconfig);
2633         type = __connman_ipconfig_get_config_type(ipconfig);
2634
2635         if (type == CONNMAN_IPCONFIG_TYPE_IPV4) {
2636                 if (err == 0 && old_method == CONNMAN_IPCONFIG_METHOD_OFF &&
2637                                 method == CONNMAN_IPCONFIG_METHOD_DHCP) {
2638                         *new_state = service->state_ipv4 =
2639                                 CONNMAN_SERVICE_STATE_CONFIGURATION;
2640                         __connman_ipconfig_enable(ipconfig);
2641                 }
2642
2643         } else if (type == CONNMAN_IPCONFIG_TYPE_IPV6) {
2644                 if (err == 0 && old_method == CONNMAN_IPCONFIG_METHOD_OFF &&
2645                                 method == CONNMAN_IPCONFIG_METHOD_AUTO) {
2646                         *new_state = service->state_ipv6;
2647                         __connman_ipconfig_enable(ipconfig);
2648                 }
2649         }
2650
2651         DBG("err %d ipconfig %p type %d method %d state %s", err, ipconfig,
2652                 type, method, state2string(*new_state));
2653
2654         return err;
2655 }
2656
2657 static DBusMessage *set_property(DBusConnection *conn,
2658                                         DBusMessage *msg, void *user_data)
2659 {
2660         struct connman_service *service = user_data;
2661         DBusMessageIter iter, value;
2662         const char *name;
2663         int type;
2664
2665         DBG("service %p", service);
2666
2667         if (dbus_message_iter_init(msg, &iter) == FALSE)
2668                 return __connman_error_invalid_arguments(msg);
2669
2670         if (dbus_message_iter_get_arg_type(&iter) != DBUS_TYPE_STRING)
2671                 return __connman_error_invalid_arguments(msg);
2672
2673         dbus_message_iter_get_basic(&iter, &name);
2674         dbus_message_iter_next(&iter);
2675
2676         if (dbus_message_iter_get_arg_type(&iter) != DBUS_TYPE_VARIANT)
2677                 return __connman_error_invalid_arguments(msg);
2678
2679         dbus_message_iter_recurse(&iter, &value);
2680
2681         type = dbus_message_iter_get_arg_type(&value);
2682
2683         if (g_str_equal(name, "AutoConnect") == TRUE) {
2684                 connman_bool_t autoconnect;
2685
2686                 if (type != DBUS_TYPE_BOOLEAN)
2687                         return __connman_error_invalid_arguments(msg);
2688
2689                 if (service->favorite == FALSE)
2690                         return __connman_error_invalid_service(msg);
2691
2692                 dbus_message_iter_get_basic(&value, &autoconnect);
2693
2694                 if (service->autoconnect == autoconnect)
2695                         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
2696
2697                 service->autoconnect = autoconnect;
2698
2699                 autoconnect_changed(service);
2700
2701                 service_save(service);
2702         } else if (g_str_equal(name, "Nameservers.Configuration") == TRUE) {
2703                 DBusMessageIter entry;
2704                 GString *str;
2705                 int index;
2706                 const char *gw;
2707
2708                 if (type != DBUS_TYPE_ARRAY)
2709                         return __connman_error_invalid_arguments(msg);
2710
2711                 str = g_string_new(NULL);
2712                 if (str == NULL)
2713                         return __connman_error_invalid_arguments(msg);
2714
2715                 index = connman_network_get_index(service->network);
2716                 gw = __connman_ipconfig_get_gateway_from_index(index);
2717
2718                 if (gw && strlen(gw))
2719                         __connman_service_nameserver_del_routes(service,
2720                                                 CONNMAN_IPCONFIG_TYPE_ALL);
2721
2722                 dbus_message_iter_recurse(&value, &entry);
2723
2724                 while (dbus_message_iter_get_arg_type(&entry) == DBUS_TYPE_STRING) {
2725                         const char *val;
2726                         dbus_message_iter_get_basic(&entry, &val);
2727                         dbus_message_iter_next(&entry);
2728                         if (str->len > 0)
2729                                 g_string_append_printf(str, " %s", val);
2730                         else
2731                                 g_string_append(str, val);
2732                 }
2733
2734                 g_strfreev(service->nameservers_config);
2735
2736                 if (str->len > 0) {
2737                         service->nameservers_config =
2738                                 g_strsplit_set(str->str, " ", 0);
2739                 } else {
2740                         service->nameservers_config = NULL;
2741                 }
2742
2743                 g_string_free(str, TRUE);
2744
2745                 if (gw && strlen(gw))
2746                         __connman_service_nameserver_add_routes(service, gw);
2747
2748                 update_nameservers(service);
2749                 dns_configuration_changed(service);
2750
2751                 service_save(service);
2752         } else if (g_str_equal(name, "Domains.Configuration") == TRUE) {
2753                 DBusMessageIter entry;
2754                 GString *str;
2755
2756                 if (type != DBUS_TYPE_ARRAY)
2757                         return __connman_error_invalid_arguments(msg);
2758
2759                 str = g_string_new(NULL);
2760                 if (str == NULL)
2761                         return __connman_error_invalid_arguments(msg);
2762
2763                 dbus_message_iter_recurse(&value, &entry);
2764
2765                 while (dbus_message_iter_get_arg_type(&entry) == DBUS_TYPE_STRING) {
2766                         const char *val;
2767                         dbus_message_iter_get_basic(&entry, &val);
2768                         dbus_message_iter_next(&entry);
2769                         if (str->len > 0)
2770                                 g_string_append_printf(str, " %s", val);
2771                         else
2772                                 g_string_append(str, val);
2773                 }
2774
2775                 g_strfreev(service->domains);
2776
2777                 if (str->len > 0)
2778                         service->domains = g_strsplit_set(str->str, " ", 0);
2779                 else
2780                         service->domains = NULL;
2781
2782                 g_string_free(str, TRUE);
2783
2784                 update_nameservers(service);
2785                 domain_configuration_changed(service);
2786
2787                 service_save(service);
2788         } else if (g_str_equal(name, "Proxy.Configuration") == TRUE) {
2789                 int err;
2790
2791                 if (type != DBUS_TYPE_ARRAY)
2792                         return __connman_error_invalid_arguments(msg);
2793
2794                 err = update_proxy_configuration(service, &value);
2795
2796                 if (err < 0)
2797                         return __connman_error_failed(msg, -err);
2798
2799                 proxy_configuration_changed(service);
2800
2801                 __connman_notifier_proxy_changed(service);
2802
2803                 service_save(service);
2804         } else if (g_str_equal(name, "IPv4.Configuration") == TRUE ||
2805                         g_str_equal(name, "IPv6.Configuration")) {
2806
2807                 struct connman_ipconfig *ipv4 = NULL, *ipv6 = NULL;
2808                 enum connman_service_state state =
2809                                                 CONNMAN_SERVICE_STATE_UNKNOWN;
2810                 int err = 0;
2811
2812                 DBG("%s", name);
2813
2814                 if (service->ipconfig_ipv4 == NULL &&
2815                                         service->ipconfig_ipv6 == NULL)
2816                         return __connman_error_invalid_property(msg);
2817
2818                 if (g_str_equal(name, "IPv4.Configuration") == TRUE) {
2819                         ipv4 = service->ipconfig_ipv4;
2820                         err = set_ipconfig(service, ipv4, &value,
2821                                         service->state_ipv4, &state);
2822
2823                 } else if (g_str_equal(name, "IPv6.Configuration") == TRUE) {
2824                         ipv6 = service->ipconfig_ipv6;
2825                         err = set_ipconfig(service, ipv6, &value,
2826                                         service->state_ipv6, &state);
2827                 }
2828
2829                 if (err < 0) {
2830                         if (is_connected_state(service, state) ||
2831                                         is_connecting_state(service, state))
2832                                 __connman_network_set_ipconfig(service->network,
2833                                                                 ipv4, ipv6);
2834                         return __connman_error_failed(msg, -err);
2835                 }
2836
2837                 if (ipv4)
2838                         ipv4_configuration_changed(service);
2839                 else if (ipv6)
2840                         ipv6_configuration_changed(service);
2841
2842                 if (is_connecting(service) || is_connected(service))
2843                         __connman_network_set_ipconfig(service->network,
2844                                                         ipv4, ipv6);
2845
2846                 service_save(service);
2847         } else
2848                 return __connman_error_invalid_property(msg);
2849
2850         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
2851 }
2852
2853 static void set_idle(struct connman_service *service)
2854 {
2855         service->state = service->state_ipv4 = service->state_ipv6 =
2856                                                 CONNMAN_SERVICE_STATE_IDLE;
2857         service->error = CONNMAN_SERVICE_ERROR_UNKNOWN;
2858         state_changed(service);
2859 }
2860
2861 static DBusMessage *clear_property(DBusConnection *conn,
2862                                         DBusMessage *msg, void *user_data)
2863 {
2864         struct connman_service *service = user_data;
2865         const char *name;
2866
2867         DBG("service %p", service);
2868
2869         dbus_message_get_args(msg, NULL, DBUS_TYPE_STRING, &name,
2870                                                         DBUS_TYPE_INVALID);
2871
2872         if (g_str_equal(name, "Error") == TRUE) {
2873                 set_idle(service);
2874
2875                 g_get_current_time(&service->modified);
2876                 service_save(service);
2877         } else
2878                 return __connman_error_invalid_property(msg);
2879
2880         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
2881 }
2882
2883 static connman_bool_t is_ignore(struct connman_service *service)
2884 {
2885         if (service->autoconnect == FALSE)
2886                 return TRUE;
2887
2888         if (service->roaming == TRUE)
2889                 return TRUE;
2890
2891         if (service->ignore == TRUE)
2892                 return TRUE;
2893
2894         if (service->state == CONNMAN_SERVICE_STATE_FAILURE)
2895                 return TRUE;
2896
2897         return FALSE;
2898 }
2899
2900 void __connman_service_auto_connect(void)
2901 {
2902         struct connman_service *service = NULL;
2903         GSequenceIter *iter;
2904
2905         DBG("");
2906
2907         if (__connman_session_mode() == TRUE) {
2908                 DBG("Session mode enabled: auto connect disabled");
2909                 return;
2910         }
2911
2912         iter = g_sequence_get_begin_iter(service_list);
2913
2914         while (g_sequence_iter_is_end(iter) == FALSE) {
2915                 service = g_sequence_get(iter);
2916
2917                 if (service->pending != NULL)
2918                         return;
2919
2920                 if (is_connecting(service) == TRUE)
2921                         return;
2922
2923                 if (service->favorite == FALSE)
2924                         return;
2925
2926                 if (is_connected(service) == TRUE)
2927                         return;
2928
2929                 if (is_ignore(service) == FALSE && service->state ==
2930                                                 CONNMAN_SERVICE_STATE_IDLE)
2931                         break;
2932
2933                 service = NULL;
2934
2935                 iter = g_sequence_iter_next(iter);
2936         }
2937
2938         if (service != NULL) {
2939                 service->userconnect = FALSE;
2940                 __connman_service_connect(service);
2941         }
2942 }
2943
2944 static void remove_timeout(struct connman_service *service)
2945 {
2946         if (service->timeout > 0) {
2947                 g_source_remove(service->timeout);
2948                 service->timeout = 0;
2949         }
2950 }
2951
2952 static void reply_pending(struct connman_service *service, int error)
2953 {
2954         remove_timeout(service);
2955
2956         if (service->pending != NULL) {
2957                 if (error > 0) {
2958                         DBusMessage *reply;
2959
2960                         reply = __connman_error_failed(service->pending,
2961                                                                 error);
2962                         if (reply != NULL)
2963                                 g_dbus_send_message(connection, reply);
2964                 } else {
2965                         const char *sender;
2966
2967                         sender = dbus_message_get_interface(service->pending);
2968
2969                         DBG("sender %s", sender);
2970
2971                         if (g_strcmp0(sender, CONNMAN_MANAGER_INTERFACE) == 0)
2972                                 g_dbus_send_reply(connection, service->pending,
2973                                         DBUS_TYPE_OBJECT_PATH, &service->path,
2974                                                         DBUS_TYPE_INVALID);
2975                         else
2976                                 g_dbus_send_reply(connection, service->pending,
2977                                                         DBUS_TYPE_INVALID);
2978                 }
2979
2980                 dbus_message_unref(service->pending);
2981                 service->pending = NULL;
2982         }
2983 }
2984
2985 static gboolean connect_timeout(gpointer user_data)
2986 {
2987         struct connman_service *service = user_data;
2988         connman_bool_t autoconnect = FALSE;
2989
2990         DBG("service %p", service);
2991
2992         service->timeout = 0;
2993
2994         if (service->network != NULL)
2995                 __connman_network_disconnect(service->network);
2996
2997         __connman_ipconfig_disable(service->ipconfig_ipv4);
2998         __connman_ipconfig_disable(service->ipconfig_ipv6);
2999
3000         __connman_stats_service_unregister(service);
3001
3002         if (service->pending != NULL) {
3003                 DBusMessage *reply;
3004
3005                 reply = __connman_error_operation_timeout(service->pending);
3006                 if (reply != NULL)
3007                         g_dbus_send_message(connection, reply);
3008
3009                 dbus_message_unref(service->pending);
3010                 service->pending = NULL;
3011         } else
3012                 autoconnect = TRUE;
3013
3014         __connman_service_ipconfig_indicate_state(service,
3015                                         CONNMAN_SERVICE_STATE_FAILURE,
3016                                         CONNMAN_IPCONFIG_TYPE_IPV4);
3017         __connman_service_ipconfig_indicate_state(service,
3018                                         CONNMAN_SERVICE_STATE_FAILURE,
3019                                         CONNMAN_IPCONFIG_TYPE_IPV6);
3020
3021         if (autoconnect == TRUE && service->userconnect == FALSE)
3022                 __connman_service_auto_connect();
3023
3024         return FALSE;
3025 }
3026
3027 static void set_reconnect_state(struct connman_service *service,
3028                                                 connman_bool_t reconnect)
3029 {
3030         struct connman_device *device;
3031
3032         if (service->network == NULL)
3033                 return;
3034
3035         device = connman_network_get_device(service->network);
3036         if (device == NULL)
3037                 return;
3038
3039         __connman_device_set_reconnect(device, reconnect);
3040 }
3041
3042 static connman_bool_t get_reconnect_state(struct connman_service *service)
3043 {
3044         struct connman_device *device;
3045
3046         if (service->network == NULL)
3047                 return FALSE;
3048
3049         device = connman_network_get_device(service->network);
3050         if (device == NULL)
3051                 return FALSE;
3052
3053         return __connman_device_get_reconnect(device);
3054 }
3055
3056 static DBusMessage *connect_service(DBusConnection *conn,
3057                                         DBusMessage *msg, void *user_data)
3058 {
3059         struct connman_service *service = user_data;
3060         GSequenceIter *iter;
3061         int err;
3062
3063         DBG("service %p", service);
3064
3065         if (service->pending != NULL)
3066                 return __connman_error_in_progress(msg);
3067
3068         iter = g_sequence_get_begin_iter(service_list);
3069
3070         while (g_sequence_iter_is_end(iter) == FALSE) {
3071                 struct connman_service *temp = g_sequence_get(iter);
3072
3073                 if (service->type == temp->type && is_connecting(temp) == TRUE)
3074                         return __connman_error_in_progress(msg);
3075
3076                 iter = g_sequence_iter_next(iter);
3077         }
3078
3079         service->ignore = FALSE;
3080
3081         service->userconnect = TRUE;
3082
3083         service->pending = dbus_message_ref(msg);
3084
3085         set_reconnect_state(service, FALSE);
3086
3087         err = __connman_service_connect(service);
3088         if (err < 0) {
3089                 if (service->pending == NULL)
3090                         return NULL;
3091
3092                 if (err != -EINPROGRESS) {
3093                         dbus_message_unref(service->pending);
3094                         service->pending = NULL;
3095
3096                         return __connman_error_failed(msg, -err);
3097                 }
3098
3099                 return NULL;
3100         }
3101
3102         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
3103 }
3104
3105 static DBusMessage *disconnect_service(DBusConnection *conn,
3106                                         DBusMessage *msg, void *user_data)
3107 {
3108         struct connman_service *service = user_data;
3109         int err;
3110
3111         DBG("service %p", service);
3112
3113         reply_pending(service, ECONNABORTED);
3114
3115         service->ignore = TRUE;
3116
3117         set_reconnect_state(service, FALSE);
3118
3119         err = __connman_service_disconnect(service);
3120         if (err < 0) {
3121                 if (err != -EINPROGRESS)
3122                         return __connman_error_failed(msg, -err);
3123
3124                 return NULL;
3125         }
3126
3127         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
3128 }
3129
3130 static DBusMessage *remove_service(DBusConnection *conn,
3131                                         DBusMessage *msg, void *user_data)
3132 {
3133         struct connman_service *service = user_data;
3134
3135         DBG("service %p", service);
3136
3137         if (service->type == CONNMAN_SERVICE_TYPE_ETHERNET)
3138                 return __connman_error_not_supported(msg);
3139
3140         if (service->immutable == TRUE || service->hidden == TRUE)
3141                 return __connman_error_not_supported(msg);
3142
3143         if (service->favorite == FALSE && service->state !=
3144                                                 CONNMAN_SERVICE_STATE_FAILURE)
3145                 return __connman_error_not_supported(msg);
3146
3147         set_reconnect_state(service, FALSE);
3148
3149         __connman_service_disconnect(service);
3150
3151         g_free(service->passphrase);
3152         service->passphrase = NULL;
3153
3154         set_idle(service);
3155
3156         __connman_service_set_favorite(service, FALSE);
3157         service_save(service);
3158
3159         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
3160 }
3161
3162 static gboolean check_suitable_state(enum connman_service_state a,
3163                                         enum connman_service_state b)
3164 {
3165         /*
3166          * Special check so that "ready" service can be moved before
3167          * "online" one.
3168          */
3169         if ((a == CONNMAN_SERVICE_STATE_ONLINE &&
3170                         b == CONNMAN_SERVICE_STATE_READY) ||
3171                 (b == CONNMAN_SERVICE_STATE_ONLINE &&
3172                         a == CONNMAN_SERVICE_STATE_READY))
3173                 return TRUE;
3174
3175         return a == b;
3176 }
3177
3178 static void downgrade_state(struct connman_service *service)
3179 {
3180         if (service == NULL)
3181                 return;
3182
3183         DBG("service %p state4 %d state6 %d", service, service->state_ipv4,
3184                                                 service->state_ipv6);
3185
3186         if (service->state_ipv4 == CONNMAN_SERVICE_STATE_ONLINE)
3187                 __connman_service_ipconfig_indicate_state(service,
3188                                                 CONNMAN_SERVICE_STATE_READY,
3189                                                 CONNMAN_IPCONFIG_TYPE_IPV4);
3190
3191         if (service->state_ipv6 == CONNMAN_SERVICE_STATE_ONLINE)
3192                 __connman_service_ipconfig_indicate_state(service,
3193                                                 CONNMAN_SERVICE_STATE_READY,
3194                                                 CONNMAN_IPCONFIG_TYPE_IPV6);
3195 }
3196
3197 static void apply_relevant_default_downgrade(struct connman_service *service)
3198 {
3199         struct connman_service *def_service;
3200
3201         def_service = get_default();
3202         if (def_service == NULL)
3203                 return;
3204
3205         if (def_service == service &&
3206                         def_service->state == CONNMAN_SERVICE_STATE_ONLINE)
3207                 def_service->state = CONNMAN_SERVICE_STATE_READY;
3208 }
3209
3210 static DBusMessage *move_service(DBusConnection *conn,
3211                                         DBusMessage *msg, void *user_data,
3212                                                                 gboolean before)
3213 {
3214         struct connman_service *service = user_data;
3215         struct connman_service *target;
3216         const char *path;
3217         GSequenceIter *src, *dst;
3218         enum connman_ipconfig_method target4, target6;
3219         enum connman_ipconfig_method service4, service6;
3220
3221         DBG("service %p", service);
3222
3223         dbus_message_get_args(msg, NULL, DBUS_TYPE_OBJECT_PATH, &path,
3224                                                         DBUS_TYPE_INVALID);
3225
3226         if (service->favorite == FALSE)
3227                 return __connman_error_not_supported(msg);
3228
3229         target = find_service(path);
3230         if (target == NULL || target->favorite == FALSE || target == service)
3231                 return __connman_error_invalid_service(msg);
3232
3233         if (target->type == CONNMAN_SERVICE_TYPE_VPN) {
3234                 /*
3235                  * We only allow VPN route splitting if there are
3236                  * routes defined for a given VPN.
3237                  */
3238                 if (__connman_provider_check_routes(target->provider)
3239                                                                 == FALSE) {
3240                         connman_info("Cannot move service. "
3241                                 "No routes defined for provider %s",
3242                                 __connman_provider_get_ident(target->provider));
3243                         return __connman_error_invalid_service(msg);
3244                 }
3245
3246                 target->do_split_routing = TRUE;
3247         } else
3248                 target->do_split_routing = FALSE;
3249
3250         service->do_split_routing = FALSE;
3251
3252         target4 = __connman_ipconfig_get_method(target->ipconfig_ipv4);
3253         target6 = __connman_ipconfig_get_method(target->ipconfig_ipv6);
3254         service4 = __connman_ipconfig_get_method(service->ipconfig_ipv4);
3255         service6 = __connman_ipconfig_get_method(service->ipconfig_ipv6);
3256
3257         DBG("target %s method %d/%d state %d/%d split %d", target->identifier,
3258                 target4, target6, target->state_ipv4, target->state_ipv6,
3259                 target->do_split_routing);
3260
3261         DBG("service %s method %d/%d state %d/%d", service->identifier,
3262                                 service4, service6,
3263                                 service->state_ipv4, service->state_ipv6);
3264
3265         /*
3266          * If method is OFF, then we do not need to check the corresponding
3267          * ipconfig state.
3268          */
3269         if (target4 == CONNMAN_IPCONFIG_METHOD_OFF) {
3270                 if (service6 != CONNMAN_IPCONFIG_METHOD_OFF) {
3271                         if (check_suitable_state(target->state_ipv6,
3272                                                 service->state_ipv6) == FALSE)
3273                                 return __connman_error_invalid_service(msg);
3274                 }
3275         }
3276
3277         if (target6 == CONNMAN_IPCONFIG_METHOD_OFF) {
3278                 if (service4 != CONNMAN_IPCONFIG_METHOD_OFF) {
3279                         if (check_suitable_state(target->state_ipv4,
3280                                                 service->state_ipv4) == FALSE)
3281                                 return __connman_error_invalid_service(msg);
3282                 }
3283         }
3284
3285         if (service4 == CONNMAN_IPCONFIG_METHOD_OFF) {
3286                 if (target6 != CONNMAN_IPCONFIG_METHOD_OFF) {
3287                         if (check_suitable_state(target->state_ipv6,
3288                                                 service->state_ipv6) == FALSE)
3289                                 return __connman_error_invalid_service(msg);
3290                 }
3291         }
3292
3293         if (service6 == CONNMAN_IPCONFIG_METHOD_OFF) {
3294                 if (target4 != CONNMAN_IPCONFIG_METHOD_OFF) {
3295                         if (check_suitable_state(target->state_ipv4,
3296                                                 service->state_ipv4) == FALSE)
3297                                 return __connman_error_invalid_service(msg);
3298                 }
3299         }
3300
3301         g_get_current_time(&service->modified);
3302         service_save(service);
3303         service_save(target);
3304
3305         src = g_hash_table_lookup(service_hash, service->identifier);
3306         dst = g_hash_table_lookup(service_hash, target->identifier);
3307
3308         /*
3309          * If the service which goes down is the default service and is
3310          * online, we downgrade directly its state to ready so:
3311          * the service which goes up, needs to recompute its state which
3312          * is triggered via downgrading it - if relevant - to state ready.
3313          */
3314         if (before == TRUE) {
3315                 apply_relevant_default_downgrade(target);
3316                 g_sequence_move(src, dst);
3317                 downgrade_state(service);
3318         } else {
3319                 apply_relevant_default_downgrade(service);
3320                 g_sequence_move(dst, src);
3321                 downgrade_state(target);
3322         }
3323
3324         __connman_connection_update_gateway();
3325
3326         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
3327 }
3328
3329 static DBusMessage *move_before(DBusConnection *conn,
3330                                         DBusMessage *msg, void *user_data)
3331 {
3332         return move_service(conn, msg, user_data, TRUE);
3333 }
3334
3335 static DBusMessage *move_after(DBusConnection *conn,
3336                                         DBusMessage *msg, void *user_data)
3337 {
3338         return move_service(conn, msg, user_data, FALSE);
3339 }
3340
3341 static DBusMessage *reset_counters(DBusConnection *conn,
3342                                         DBusMessage *msg, void *user_data)
3343 {
3344         struct connman_service *service = user_data;
3345
3346         reset_stats(service);
3347
3348         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
3349 }
3350
3351 static struct _services_notify {
3352         int id;
3353         GHashTable *add;
3354         GHashTable *remove;
3355 } *services_notify;
3356
3357 static void append_removed(gpointer key, gpointer value, gpointer user_data)
3358 {
3359         char *objpath = key;
3360         DBusMessageIter *iter = user_data;
3361
3362         DBG("removed %s", objpath);
3363         dbus_message_iter_append_basic(iter, DBUS_TYPE_OBJECT_PATH, &objpath);
3364 }
3365
3366 static void service_send_removed(void)
3367 {
3368         DBusMessage *signal;
3369         DBusMessageIter iter, array;
3370
3371         signal = dbus_message_new_signal(CONNMAN_MANAGER_PATH,
3372                         CONNMAN_MANAGER_INTERFACE, "ServicesRemoved");
3373         if (signal == NULL)
3374                 return;
3375
3376         dbus_message_iter_init_append(signal, &iter);
3377         dbus_message_iter_open_container(&iter, DBUS_TYPE_ARRAY,
3378                         DBUS_TYPE_OBJECT_PATH_AS_STRING, &array);
3379
3380         g_hash_table_foreach(services_notify->remove, append_removed, &array);
3381
3382         dbus_message_iter_close_container(&iter, &array);
3383
3384         dbus_connection_send(connection, signal, NULL);
3385         dbus_message_unref(signal);
3386
3387         g_hash_table_remove_all(services_notify->remove);
3388 }
3389
3390 static void service_send_added_foreach(gpointer data, gpointer user_data)
3391 {
3392         struct connman_service *service = data;
3393         DBusMessageIter *iter = user_data;
3394
3395         if (service == NULL || service->path == NULL) {
3396                 DBG("service %p or path is NULL", service);
3397                 return;
3398         }
3399
3400         DBG("added %s", service->path);
3401
3402         if (g_hash_table_lookup(services_notify->add, service->path) != NULL) {
3403                 append_struct(service, iter);
3404                 g_hash_table_remove(services_notify->add, service->path);
3405         } else {
3406                 append_struct_service(iter, NULL, service);
3407         }
3408 }
3409
3410 static void service_send_added_ordered(DBusMessageIter *iter, void *user_data)
3411 {
3412         g_sequence_foreach(service_list, service_send_added_foreach, iter);
3413 }
3414
3415 static void service_send_added(void)
3416 {
3417         DBusMessage *signal;
3418
3419         signal = dbus_message_new_signal(CONNMAN_MANAGER_PATH,
3420                         CONNMAN_MANAGER_INTERFACE, "ServicesAdded");
3421         if (signal == NULL)
3422                 return;
3423
3424         __connman_dbus_append_objpath_dict_array(signal,
3425                         service_send_added_ordered, NULL);
3426
3427         dbus_connection_send(connection, signal, NULL);
3428         dbus_message_unref(signal);
3429
3430         g_hash_table_remove_all(services_notify->add);
3431 }
3432
3433 static gboolean service_send_signals(gpointer data)
3434 {
3435         if (g_hash_table_size(services_notify->remove) > 0)
3436                 service_send_removed();
3437
3438         if (g_hash_table_size(services_notify->add) > 0)
3439                 service_send_added();
3440
3441         services_notify->id = 0;
3442         return FALSE;
3443 }
3444
3445 static void service_schedule_signals(void)
3446 {
3447         if (services_notify->id != 0)
3448                 g_source_remove(services_notify->id);
3449
3450         services_notify->id = g_timeout_add(100, service_send_signals, NULL);
3451 }
3452
3453 static void service_schedule_added(struct connman_service *service)
3454 {
3455         DBG("service %p", service);
3456
3457         g_hash_table_remove(services_notify->remove, service->path);
3458         g_hash_table_insert(services_notify->add, service->path, service);
3459
3460         service_schedule_signals();
3461 }
3462
3463 static void service_schedule_removed(struct connman_service *service)
3464 {
3465         DBG("service %p %s", service, service->path);
3466
3467         if (service == NULL || service->path == NULL) {
3468                 DBG("service %p or path is NULL", service);
3469                 return;
3470         }
3471
3472         g_hash_table_remove(services_notify->add, service->path);
3473         g_hash_table_insert(services_notify->remove, g_strdup(service->path),
3474                         NULL);
3475
3476         service_schedule_signals();
3477 }
3478
3479 static GDBusMethodTable service_methods[] = {
3480         { "GetProperties", "",   "a{sv}", get_properties     },
3481         { "SetProperty",   "sv", "",      set_property       },
3482         { "ClearProperty", "s",  "",      clear_property     },
3483         { "Connect",       "",   "",      connect_service,
3484                                                 G_DBUS_METHOD_FLAG_ASYNC },
3485         { "Disconnect",    "",   "",      disconnect_service },
3486         { "Remove",        "",   "",      remove_service     },
3487         { "MoveBefore",    "o",  "",      move_before        },
3488         { "MoveAfter",     "o",  "",      move_after         },
3489         { "ResetCounters", "",   "",      reset_counters     },
3490         { },
3491 };
3492
3493 static GDBusSignalTable service_signals[] = {
3494         { "PropertyChanged", "sv" },
3495         { },
3496 };
3497
3498 static void service_free(gpointer user_data)
3499 {
3500         struct connman_service *service = user_data;
3501         char *path = service->path;
3502
3503         DBG("service %p", service);
3504
3505         reply_pending(service, ENOENT);
3506
3507         g_hash_table_remove(service_hash, service->identifier);
3508
3509         __connman_notifier_service_remove(service);
3510         service_schedule_removed(service);
3511
3512         stats_stop(service);
3513
3514         service->path = NULL;
3515
3516         if (path != NULL) {
3517                 __connman_connection_update_gateway();
3518
3519                 g_dbus_unregister_interface(connection, path,
3520                                                 CONNMAN_SERVICE_INTERFACE);
3521                 g_free(path);
3522         }
3523
3524         g_hash_table_destroy(service->counter_table);
3525
3526         if (service->network != NULL) {
3527                 __connman_network_disconnect(service->network);
3528                 connman_network_unref(service->network);
3529                 service->network = NULL;
3530         }
3531
3532         if (service->provider != NULL)
3533                 connman_provider_unref(service->provider);
3534
3535         if (service->ipconfig_ipv4 != NULL) {
3536                 __connman_ipconfig_set_ops(service->ipconfig_ipv4, NULL);
3537                 __connman_ipconfig_set_data(service->ipconfig_ipv4, NULL);
3538                 __connman_ipconfig_unref(service->ipconfig_ipv4);
3539                 service->ipconfig_ipv4 = NULL;
3540         }
3541
3542         if (service->ipconfig_ipv6 != NULL) {
3543                 __connman_ipconfig_set_ops(service->ipconfig_ipv6, NULL);
3544                 __connman_ipconfig_set_data(service->ipconfig_ipv6, NULL);
3545                 __connman_ipconfig_unref(service->ipconfig_ipv6);
3546                 service->ipconfig_ipv6 = NULL;
3547         }
3548
3549         g_strfreev(service->timeservers);
3550         g_strfreev(service->nameservers);
3551         g_strfreev(service->nameservers_config);
3552         g_strfreev(service->nameservers_auto);
3553         g_strfreev(service->domains);
3554         g_strfreev(service->proxies);
3555         g_strfreev(service->excludes);
3556
3557         g_free(service->domainname);
3558         g_free(service->pac);
3559         g_free(service->name);
3560         g_free(service->passphrase);
3561         g_free(service->agent_passphrase);
3562         g_free(service->identifier);
3563         g_free(service->eap);
3564         g_free(service->identity);
3565         g_free(service->agent_identity);
3566         g_free(service->ca_cert_file);
3567         g_free(service->client_cert_file);
3568         g_free(service->private_key_file);
3569         g_free(service->private_key_passphrase);
3570         g_free(service->phase2);
3571
3572         if (service->stats.timer != NULL)
3573                 g_timer_destroy(service->stats.timer);
3574         if (service->stats_roaming.timer != NULL)
3575                 g_timer_destroy(service->stats_roaming.timer);
3576
3577         g_free(service);
3578 }
3579
3580 static void stats_init(struct connman_service *service)
3581 {
3582         /* home */
3583         service->stats.valid = FALSE;
3584         service->stats.enabled = FALSE;
3585         service->stats.timer = g_timer_new();
3586
3587         /* roaming */
3588         service->stats_roaming.valid = FALSE;
3589         service->stats_roaming.enabled = FALSE;
3590         service->stats_roaming.timer = g_timer_new();
3591 }
3592
3593 static void service_initialize(struct connman_service *service)
3594 {
3595         DBG("service %p", service);
3596
3597         service->refcount = 1;
3598         service->session_usage_count = 0;
3599
3600         service->type     = CONNMAN_SERVICE_TYPE_UNKNOWN;
3601         service->security = CONNMAN_SERVICE_SECURITY_UNKNOWN;
3602
3603         service->state = CONNMAN_SERVICE_STATE_UNKNOWN;
3604         service->state_ipv4 = CONNMAN_SERVICE_STATE_UNKNOWN;
3605         service->state_ipv6 = CONNMAN_SERVICE_STATE_UNKNOWN;
3606
3607         service->favorite  = FALSE;
3608         service->immutable = FALSE;
3609         service->hidden = FALSE;
3610
3611         service->ignore = FALSE;
3612
3613         service->userconnect = FALSE;
3614
3615         service->order = 0;
3616
3617         stats_init(service);
3618
3619         service->provider = NULL;
3620
3621         service->wps = FALSE;
3622 }
3623
3624 /**
3625  * connman_service_create:
3626  *
3627  * Allocate a new service.
3628  *
3629  * Returns: a newly-allocated #connman_service structure
3630  */
3631 struct connman_service *connman_service_create(void)
3632 {
3633         GSList *list;
3634         struct connman_stats_counter *counters;
3635         const char *counter;
3636
3637         struct connman_service *service;
3638
3639         service = g_try_new0(struct connman_service, 1);
3640         if (service == NULL)
3641                 return NULL;
3642
3643         DBG("service %p", service);
3644
3645         service->counter_table = g_hash_table_new_full(g_str_hash,
3646                                                 g_str_equal, NULL, g_free);
3647
3648         for (list = counter_list; list; list = list->next) {
3649                 counter = list->data;
3650
3651                 counters = g_try_new0(struct connman_stats_counter, 1);
3652                 if (counters == NULL) {
3653                         g_hash_table_destroy(service->counter_table);
3654                         g_free(service);
3655                         return NULL;
3656                 }
3657
3658                 counters->append_all = TRUE;
3659
3660                 g_hash_table_replace(service->counter_table, (gpointer)counter,
3661                                 counters);
3662         }
3663
3664         service_initialize(service);
3665
3666         return service;
3667 }
3668
3669 /**
3670  * connman_service_ref:
3671  * @service: service structure
3672  *
3673  * Increase reference counter of service
3674  */
3675 struct connman_service *
3676 connman_service_ref_debug(struct connman_service *service,
3677                         const char *file, int line, const char *caller)
3678 {
3679         DBG("%p ref %d by %s:%d:%s()", service, service->refcount + 1,
3680                 file, line, caller);
3681
3682         __sync_fetch_and_add(&service->refcount, 1);
3683
3684         return service;
3685 }
3686
3687 /**
3688  * connman_service_unref:
3689  * @service: service structure
3690  *
3691  * Decrease reference counter of service and release service if no
3692  * longer needed.
3693  */
3694 void connman_service_unref_debug(struct connman_service *service,
3695                         const char *file, int line, const char *caller)
3696 {
3697         GSequenceIter *iter;
3698
3699         DBG("%p ref %d by %s:%d:%s()", service, service->refcount - 1,
3700                 file, line, caller);
3701
3702         if (__sync_fetch_and_sub(&service->refcount, 1) != 1)
3703                 return;
3704
3705         iter = g_hash_table_lookup(service_hash, service->identifier);
3706         if (iter != NULL) {
3707                 reply_pending(service, ECONNABORTED);
3708
3709                 __connman_service_disconnect(service);
3710
3711                 g_sequence_remove(iter);
3712         } else {
3713                 service_free(service);
3714         }
3715 }
3716
3717 static gint service_compare(gconstpointer a, gconstpointer b,
3718                                                         gpointer user_data)
3719 {
3720         struct connman_service *service_a = (void *) a;
3721         struct connman_service *service_b = (void *) b;
3722         enum connman_service_state state_a, state_b;
3723
3724         state_a = service_a->state;
3725         state_b = service_b->state;
3726
3727         if (state_a != state_b) {
3728                 gboolean a_connected = is_connected(service_a);
3729                 gboolean b_connected = is_connected(service_b);
3730
3731                 if (a_connected == TRUE && b_connected == TRUE) {
3732                         /* We prefer online over ready state */
3733                         if (state_a == CONNMAN_SERVICE_STATE_ONLINE)
3734                                 return -1;
3735
3736                         if (state_b == CONNMAN_SERVICE_STATE_ONLINE)
3737                                 return 1;
3738                 }
3739
3740                 if (a_connected == TRUE)
3741                         return -1;
3742                 if (b_connected == TRUE)
3743                         return 1;
3744
3745                 if (is_connecting(service_a) == TRUE)
3746                         return -1;
3747                 if (is_connecting(service_b) == TRUE)
3748                         return 1;
3749         }
3750
3751         if (service_a->order > service_b->order)
3752                 return -1;
3753
3754         if (service_a->order < service_b->order)
3755                 return 1;
3756
3757         if (service_a->favorite == TRUE && service_b->favorite == FALSE)
3758                 return -1;
3759
3760         if (service_a->favorite == FALSE && service_b->favorite == TRUE)
3761                 return 1;
3762
3763         if (service_a->type != service_b->type) {
3764                 switch (service_a->type) {
3765                 case CONNMAN_SERVICE_TYPE_UNKNOWN:
3766                 case CONNMAN_SERVICE_TYPE_SYSTEM:
3767                 case CONNMAN_SERVICE_TYPE_ETHERNET:
3768                 case CONNMAN_SERVICE_TYPE_GPS:
3769                 case CONNMAN_SERVICE_TYPE_VPN:
3770                 case CONNMAN_SERVICE_TYPE_GADGET:
3771                         break;
3772                 case CONNMAN_SERVICE_TYPE_WIFI:
3773                         return 1;
3774                 case CONNMAN_SERVICE_TYPE_WIMAX:
3775                 case CONNMAN_SERVICE_TYPE_BLUETOOTH:
3776                 case CONNMAN_SERVICE_TYPE_CELLULAR:
3777                         return -1;
3778                 }
3779         }
3780
3781         return (gint) service_b->strength - (gint) service_a->strength;
3782 }
3783
3784 /**
3785  * connman_service_get_type:
3786  * @service: service structure
3787  *
3788  * Get the type of service
3789  */
3790 enum connman_service_type connman_service_get_type(struct connman_service *service)
3791 {
3792         if (service == NULL)
3793                 return CONNMAN_SERVICE_TYPE_UNKNOWN;
3794
3795         return service->type;
3796 }
3797
3798 /**
3799  * connman_service_get_interface:
3800  * @service: service structure
3801  *
3802  * Get network interface of service
3803  */
3804 char *connman_service_get_interface(struct connman_service *service)
3805 {
3806         int index;
3807
3808         if (service == NULL)
3809                 return NULL;
3810
3811         if (service->type == CONNMAN_SERVICE_TYPE_VPN) {
3812                 if (service->ipconfig_ipv4)
3813                         index = __connman_ipconfig_get_index(
3814                                                 service->ipconfig_ipv4);
3815                 else if (service->ipconfig_ipv6)
3816                         index = __connman_ipconfig_get_index(
3817                                                 service->ipconfig_ipv6);
3818                 else
3819                         return NULL;
3820
3821                 return connman_inet_ifname(index);
3822         }
3823
3824         if (service->network == NULL)
3825                 return NULL;
3826
3827         index = connman_network_get_index(service->network);
3828
3829         return connman_inet_ifname(index);
3830 }
3831
3832 /**
3833  * connman_service_get_network:
3834  * @service: service structure
3835  *
3836  * Get the service network
3837  */
3838 struct connman_network *
3839 __connman_service_get_network(struct connman_service *service)
3840 {
3841         if (service == NULL)
3842                 return NULL;
3843
3844         return service->network;
3845 }
3846
3847 struct connman_ipconfig *
3848 __connman_service_get_ip4config(struct connman_service *service)
3849 {
3850         if (service == NULL)
3851                 return NULL;
3852
3853         return service->ipconfig_ipv4;
3854 }
3855
3856 struct connman_ipconfig *
3857 __connman_service_get_ip6config(struct connman_service *service)
3858 {
3859         if (service == NULL)
3860                 return NULL;
3861
3862         return service->ipconfig_ipv6;
3863 }
3864
3865 struct connman_ipconfig *
3866 __connman_service_get_ipconfig(struct connman_service *service, int family)
3867 {
3868         if (family == AF_INET)
3869                 return __connman_service_get_ip4config(service);
3870         else if (family == AF_INET6)
3871                 return __connman_service_get_ip6config(service);
3872         else
3873                 return NULL;
3874
3875 }
3876
3877 connman_bool_t __connman_service_is_connected_state(struct connman_service *service,
3878                                         enum connman_ipconfig_type type)
3879 {
3880         if (service == NULL)
3881                 return FALSE;
3882
3883         switch (type) {
3884         case CONNMAN_IPCONFIG_TYPE_UNKNOWN:
3885                 break;
3886         case CONNMAN_IPCONFIG_TYPE_IPV4:
3887                 return is_connected_state(service, service->state_ipv4);
3888         case CONNMAN_IPCONFIG_TYPE_IPV6:
3889                 return is_connected_state(service, service->state_ipv6);
3890         }
3891
3892         return FALSE;
3893 }
3894 enum connman_service_security __connman_service_get_security(struct connman_service *service)
3895 {
3896         if (service == NULL)
3897                 return CONNMAN_SERVICE_SECURITY_UNKNOWN;
3898
3899         return service->security;
3900 }
3901
3902 const char *__connman_service_get_phase2(struct connman_service *service)
3903 {
3904         if (service == NULL)
3905                 return NULL;
3906
3907         return service->phase2;
3908 }
3909
3910 connman_bool_t __connman_service_wps_enabled(struct connman_service *service)
3911 {
3912         if (service == NULL)
3913                 return FALSE;
3914
3915         return service->wps;
3916 }
3917
3918 /**
3919  * __connman_service_set_favorite:
3920  * @service: service structure
3921  * @favorite: favorite value
3922  *
3923  * Change the favorite setting of service
3924  */
3925 int __connman_service_set_favorite(struct connman_service *service,
3926                                                 connman_bool_t favorite)
3927 {
3928         GSequenceIter *iter;
3929
3930         if (service->hidden == TRUE)
3931                 return -EOPNOTSUPP;
3932         iter = g_hash_table_lookup(service_hash, service->identifier);
3933         if (iter == NULL)
3934                 return -ENOENT;
3935
3936         if (service->favorite == favorite)
3937                 return -EALREADY;
3938
3939         service->favorite = favorite;
3940         service->order = __connman_service_get_order(service);
3941
3942         favorite_changed(service);
3943
3944         g_sequence_sort_changed(iter, service_compare, NULL);
3945
3946         __connman_connection_update_gateway();
3947
3948         return 0;
3949 }
3950
3951 int __connman_service_set_immutable(struct connman_service *service,
3952                                                 connman_bool_t immutable)
3953 {
3954         if (service->hidden == TRUE)
3955                 return -EOPNOTSUPP;
3956         service->immutable = immutable;
3957
3958         immutable_changed(service);
3959
3960         return 0;
3961 }
3962
3963 void __connman_service_set_string(struct connman_service *service,
3964                                   const char *key, const char *value)
3965 {
3966         if (service->hidden == TRUE)
3967                 return;
3968         if (g_str_equal(key, "EAP") == TRUE) {
3969                 g_free(service->eap);
3970                 service->eap = g_strdup(value);
3971         } else if (g_str_equal(key, "Identity") == TRUE) {
3972                 g_free(service->identity);
3973                 service->identity = g_strdup(value);
3974         } else if (g_str_equal(key, "CACertFile") == TRUE) {
3975                 g_free(service->ca_cert_file);
3976                 service->ca_cert_file = g_strdup(value);
3977         } else if (g_str_equal(key, "ClientCertFile") == TRUE) {
3978                 g_free(service->client_cert_file);
3979                 service->client_cert_file = g_strdup(value);
3980         } else if (g_str_equal(key, "PrivateKeyFile") == TRUE) {
3981                 g_free(service->private_key_file);
3982                 service->private_key_file = g_strdup(value);
3983         } else if (g_str_equal(key, "PrivateKeyPassphrase") == TRUE) {
3984                 g_free(service->private_key_passphrase);
3985                 service->private_key_passphrase = g_strdup(value);
3986         } else if (g_str_equal(key, "Phase2") == TRUE) {
3987                 g_free(service->phase2);
3988                 service->phase2 = g_strdup(value);
3989         } else if (g_str_equal(key, "Passphrase") == TRUE) {
3990                 g_free(service->passphrase);
3991                 service->passphrase = g_strdup(value);
3992         }
3993 }
3994
3995 static void service_complete(struct connman_service *service)
3996 {
3997         reply_pending(service, EIO);
3998
3999         if (service->userconnect == FALSE)
4000                 __connman_service_auto_connect();
4001
4002         g_get_current_time(&service->modified);
4003         service_save(service);
4004 }
4005
4006 static void report_error_cb(struct connman_service *service,
4007                         gboolean retry, void *user_data)
4008 {
4009         if (retry == TRUE)
4010                 __connman_service_connect(service);
4011         else {
4012                 service_complete(service);
4013                 __connman_connection_update_gateway();
4014                 __connman_device_request_scan(CONNMAN_DEVICE_TYPE_UNKNOWN);
4015         }
4016 }
4017
4018 void __connman_service_add_passphrase(struct connman_service *service,
4019                                 const gchar *passphrase)
4020 {
4021         switch (service->security) {
4022         case CONNMAN_SERVICE_SECURITY_WEP:
4023         case CONNMAN_SERVICE_SECURITY_PSK:
4024                 __connman_service_set_passphrase(service, passphrase);
4025                 break;
4026         case CONNMAN_SERVICE_SECURITY_8021X:
4027                 __connman_service_set_agent_passphrase(service,
4028                                                 passphrase);
4029                 break;
4030         case CONNMAN_SERVICE_SECURITY_UNKNOWN:
4031         case CONNMAN_SERVICE_SECURITY_NONE:
4032         case CONNMAN_SERVICE_SECURITY_WPA:
4033         case CONNMAN_SERVICE_SECURITY_RSN:
4034                 DBG("service security '%s' (%d) not handled",
4035                                 security2string(service->security),
4036                                 service->security);
4037                 break;
4038         }
4039
4040 }
4041
4042 static void request_input_cb (struct connman_service *service,
4043                         connman_bool_t values_received,
4044                         const char *name, int name_len,
4045                         const char *identity, const char *passphrase,
4046                         void *user_data)
4047 {
4048         struct connman_device *device;
4049
4050         DBG ("RequestInput return, %p", service);
4051
4052         if (service->hidden == TRUE && name_len > 0 && name_len <= 32) {
4053                 device = connman_network_get_device(service->network);
4054                 __connman_device_request_hidden_scan(device,
4055                                                 name, name_len,
4056                                                 identity, passphrase);
4057         }
4058
4059         if (values_received == FALSE || service->hidden == TRUE) {
4060                 service_complete(service);
4061                 __connman_connection_update_gateway();
4062                 __connman_device_request_scan(CONNMAN_DEVICE_TYPE_UNKNOWN);
4063                 return;
4064         }
4065
4066         if (identity != NULL)
4067                 __connman_service_set_agent_identity(service, identity);
4068
4069         if (passphrase != NULL)
4070                 __connman_service_add_passphrase(service, passphrase);
4071
4072         __connman_service_connect(service);
4073
4074         /* Never cache agent provided credentials */
4075         __connman_service_set_agent_identity(service, NULL);
4076         __connman_service_set_agent_passphrase(service, NULL);
4077 }
4078
4079 static void downgrade_connected_services(void)
4080 {
4081         struct connman_service *up_service;
4082         GSequenceIter *iter;
4083
4084         iter = g_sequence_get_begin_iter(service_list);
4085         while (g_sequence_iter_is_end(iter) == FALSE) {
4086                 up_service = g_sequence_get(iter);
4087
4088                 if (is_connected(up_service) == FALSE) {
4089                         iter = g_sequence_iter_next(iter);
4090                         continue;
4091                 }
4092
4093                 if (up_service->state == CONNMAN_SERVICE_STATE_ONLINE)
4094                         return;
4095
4096                 downgrade_state(up_service);
4097
4098                 iter = g_sequence_iter_next(iter);
4099         }
4100 }
4101
4102 static int service_indicate_state(struct connman_service *service)
4103 {
4104         enum connman_service_state old_state, new_state;
4105         struct connman_service *def_service;
4106         GSequenceIter *iter;
4107
4108         if (service == NULL)
4109                 return -EINVAL;
4110
4111         old_state = service->state;
4112         new_state = combine_state(service->state_ipv4, service->state_ipv6);
4113
4114         DBG("service %p old %s - new %s/%s => %s",
4115                                         service,
4116                                         state2string(old_state),
4117                                         state2string(service->state_ipv4),
4118                                         state2string(service->state_ipv6),
4119                                         state2string(new_state));
4120
4121         if (old_state == new_state)
4122                 return -EALREADY;
4123
4124         def_service = get_default();
4125
4126         if (new_state == CONNMAN_SERVICE_STATE_ONLINE) {
4127                 if (def_service != NULL && def_service != service &&
4128                         def_service->state == CONNMAN_SERVICE_STATE_ONLINE)
4129                         return -EALREADY;
4130         }
4131
4132         service->state = new_state;
4133         state_changed(service);
4134
4135         if (new_state == CONNMAN_SERVICE_STATE_IDLE &&
4136                         old_state != CONNMAN_SERVICE_STATE_DISCONNECT) {
4137                 reply_pending(service, ECONNABORTED);
4138
4139                 __connman_service_disconnect(service);
4140         }
4141
4142         if (new_state == CONNMAN_SERVICE_STATE_CONFIGURATION) {
4143                 if (__connman_stats_service_register(service) == 0) {
4144                         __connman_stats_get(service, FALSE,
4145                                                 &service->stats.data);
4146                         __connman_stats_get(service, TRUE,
4147                                                 &service->stats_roaming.data);
4148                 }
4149         }
4150
4151         if (new_state == CONNMAN_SERVICE_STATE_ONLINE)
4152                 __connman_timeserver_sync(service);
4153
4154         if (new_state == CONNMAN_SERVICE_STATE_IDLE) {
4155                 connman_bool_t reconnect;
4156
4157                 reconnect = get_reconnect_state(service);
4158                 if (reconnect == TRUE)
4159                         __connman_service_auto_connect();
4160
4161                 __connman_device_request_scan(CONNMAN_DEVICE_TYPE_UNKNOWN);
4162         }
4163
4164         if (new_state == CONNMAN_SERVICE_STATE_READY) {
4165                 enum connman_ipconfig_method method;
4166
4167                 set_reconnect_state(service, TRUE);
4168
4169                 __connman_service_set_favorite(service, TRUE);
4170
4171                 reply_pending(service, 0);
4172
4173                 service->userconnect = FALSE;
4174
4175                 g_get_current_time(&service->modified);
4176                 service_save(service);
4177
4178                 update_nameservers(service);
4179                 dns_changed(service);
4180                 domain_changed(service);
4181
4182                 __connman_notifier_connect(service->type);
4183
4184                 if (service->type == CONNMAN_SERVICE_TYPE_WIFI &&
4185                         connman_network_get_bool(service->network,
4186                                                 "WiFi.UseWPS") == TRUE) {
4187                         const char *pass;
4188
4189                         pass = connman_network_get_string(service->network,
4190                                                         "WiFi.Passphrase");
4191
4192                         __connman_service_set_passphrase(service, pass);
4193
4194                         connman_network_set_bool(service->network,
4195                                                         "WiFi.UseWPS", FALSE);
4196                 }
4197
4198                 default_changed();
4199
4200                 method = __connman_ipconfig_get_method(service->ipconfig_ipv6);
4201                 if (method == CONNMAN_IPCONFIG_METHOD_OFF)
4202                         __connman_ipconfig_disable_ipv6(
4203                                                 service->ipconfig_ipv6);
4204
4205         } else if (new_state == CONNMAN_SERVICE_STATE_DISCONNECT) {
4206                 def_service = get_default();
4207
4208                 if (__connman_notifier_count_connected() == 0 &&
4209                         def_service != NULL &&
4210                                 def_service->provider != NULL)
4211                         __connman_provider_disconnect(def_service->provider);
4212
4213                 default_changed();
4214
4215                 __connman_wispr_stop(service);
4216
4217                 __connman_wpad_stop(service);
4218
4219                 update_nameservers(service);
4220                 dns_changed(service);
4221                 domain_changed(service);
4222
4223                 __connman_timeserver_stop();
4224
4225                 __connman_notifier_disconnect(service->type);
4226
4227                 /*
4228                  * Previous services which are connected and which states
4229                  * are set to online should reset relevantly ipconfig_state
4230                  * to ready so wispr/portal will be rerun on those
4231                  */
4232                 downgrade_connected_services();
4233         }
4234
4235         if (new_state == CONNMAN_SERVICE_STATE_FAILURE) {
4236                 if (service->userconnect == TRUE &&
4237                         __connman_agent_report_error(service,
4238                                         error2string(service->error),
4239                                         report_error_cb, NULL) == -EIO)
4240                         return 0;
4241                 service_complete(service);
4242
4243                 __connman_device_request_scan(CONNMAN_DEVICE_TYPE_UNKNOWN);
4244         } else
4245                 service->error = CONNMAN_SERVICE_ERROR_UNKNOWN;
4246
4247         iter = g_hash_table_lookup(service_hash, service->identifier);
4248         if (iter != NULL)
4249                 g_sequence_sort_changed(iter, service_compare, NULL);
4250
4251         __connman_connection_update_gateway();
4252
4253         if (new_state == CONNMAN_SERVICE_STATE_ONLINE)
4254                 default_changed();
4255
4256         return 0;
4257 }
4258
4259 int __connman_service_indicate_error(struct connman_service *service,
4260                                         enum connman_service_error error)
4261 {
4262         DBG("service %p error %d", service, error);
4263
4264         if (service == NULL)
4265                 return -EINVAL;
4266
4267         service->error = error;
4268
4269         if (service->error == CONNMAN_SERVICE_ERROR_INVALID_KEY)
4270                 __connman_service_set_passphrase(service, NULL);
4271
4272         __connman_service_ipconfig_indicate_state(service,
4273                                                 CONNMAN_SERVICE_STATE_FAILURE,
4274                                                 CONNMAN_IPCONFIG_TYPE_IPV4);
4275         __connman_service_ipconfig_indicate_state(service,
4276                                                 CONNMAN_SERVICE_STATE_FAILURE,
4277                                                 CONNMAN_IPCONFIG_TYPE_IPV6);
4278         return 0;
4279 }
4280
4281 int __connman_service_clear_error(struct connman_service *service)
4282 {
4283         DBG("service %p", service);
4284
4285         if (service == NULL)
4286                 return -EINVAL;
4287
4288         if (service->state != CONNMAN_SERVICE_STATE_FAILURE)
4289                 return -EINVAL;
4290
4291         service->state_ipv4 = service->state_ipv6 =
4292                                                 CONNMAN_SERVICE_STATE_UNKNOWN;
4293         service->error = CONNMAN_SERVICE_ERROR_UNKNOWN;;
4294
4295         if (service->favorite == TRUE)
4296                 set_reconnect_state(service, TRUE);
4297
4298         __connman_service_ipconfig_indicate_state(service,
4299                                         CONNMAN_SERVICE_STATE_IDLE,
4300                                         CONNMAN_IPCONFIG_TYPE_IPV6);
4301
4302         /*
4303          * Toggling the IPv6 state to IDLE could trigger the auto connect
4304          * machinery and consequently the IPv4 state.
4305          */
4306         if (service->state_ipv4 != CONNMAN_SERVICE_STATE_UNKNOWN &&
4307                         service->state_ipv4 != CONNMAN_SERVICE_STATE_FAILURE)
4308                 return 0;
4309
4310         return __connman_service_ipconfig_indicate_state(service,
4311                                                 CONNMAN_SERVICE_STATE_IDLE,
4312                                                 CONNMAN_IPCONFIG_TYPE_IPV4);
4313 }
4314
4315 int __connman_service_indicate_default(struct connman_service *service)
4316 {
4317         struct connman_service *current = get_default();
4318
4319         DBG("service %p default %p", service, current);
4320
4321         if (current == service)
4322                 return 0;
4323
4324         default_changed();
4325
4326         return 0;
4327 }
4328
4329 enum connman_service_state __connman_service_ipconfig_get_state(
4330                                         struct connman_service *service,
4331                                         enum connman_ipconfig_type type)
4332 {
4333         if (service == NULL)
4334                 return CONNMAN_SERVICE_STATE_UNKNOWN;
4335
4336         if (type == CONNMAN_IPCONFIG_TYPE_IPV4)
4337                 return service->state_ipv4;
4338
4339         if (type == CONNMAN_IPCONFIG_TYPE_IPV6)
4340                 return service->state_ipv6;
4341
4342         return CONNMAN_SERVICE_STATE_UNKNOWN;
4343 }
4344
4345 static void check_proxy_setup(struct connman_service *service)
4346 {
4347         /*
4348          * We start WPAD if we haven't got a PAC URL from DHCP and
4349          * if our proxy manual configuration is either empty or set
4350          * to AUTO with an empty URL.
4351          */
4352
4353         if (service->proxy != CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN)
4354                 goto done;
4355
4356         if (service->proxy_config != CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN &&
4357                 (service->proxy_config != CONNMAN_SERVICE_PROXY_METHOD_AUTO ||
4358                         service->pac != NULL))
4359                 goto done;
4360
4361         if (__connman_wpad_start(service) < 0) {
4362                 service->proxy = CONNMAN_SERVICE_PROXY_METHOD_DIRECT;
4363                 __connman_notifier_proxy_changed(service);
4364                 goto done;
4365         }
4366
4367         return;
4368
4369 done:
4370         __connman_wispr_start(service, CONNMAN_IPCONFIG_TYPE_IPV4);
4371 }
4372
4373 /*
4374  * How many networks are connected at the same time. If more than 1,
4375  * then set the rp_filter setting properly (loose mode routing) so that network
4376  * connectivity works ok. This is only done for IPv4 networks as IPv6
4377  * does not have rp_filter knob.
4378  */
4379 static int connected_networks_count;
4380 static int original_rp_filter;
4381
4382 static void service_rp_filter(struct connman_service *service,
4383                                 gboolean connected)
4384 {
4385         enum connman_ipconfig_method method;
4386
4387         method = __connman_ipconfig_get_method(service->ipconfig_ipv4);
4388
4389         switch (method) {
4390         case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
4391         case CONNMAN_IPCONFIG_METHOD_OFF:
4392         case CONNMAN_IPCONFIG_METHOD_AUTO:
4393                 return;
4394         case CONNMAN_IPCONFIG_METHOD_FIXED:
4395         case CONNMAN_IPCONFIG_METHOD_MANUAL:
4396         case CONNMAN_IPCONFIG_METHOD_DHCP:
4397                 break;
4398         }
4399
4400         if (connected == TRUE) {
4401                 if (connected_networks_count == 1) {
4402                         int filter_value;
4403                         filter_value = __connman_ipconfig_set_rp_filter();
4404                         if (filter_value < 0)
4405                                 return;
4406
4407                         original_rp_filter = filter_value;
4408                 }
4409                 connected_networks_count++;
4410
4411         } else {
4412                 if (connected_networks_count == 2)
4413                         __connman_ipconfig_unset_rp_filter(original_rp_filter);
4414
4415                 connected_networks_count--;
4416                 if (connected_networks_count < 0)
4417                         connected_networks_count = 0;
4418         }
4419
4420         DBG("%s %s ipconfig %p method %d count %d filter %d",
4421                 connected ? "connected" : "disconnected", service->identifier,
4422                 service->ipconfig_ipv4, method,
4423                 connected_networks_count, original_rp_filter);
4424 }
4425
4426 static gboolean redo_wispr(gpointer user_data)
4427 {
4428         struct connman_service *service = user_data;
4429
4430         DBG("");
4431
4432         __connman_wispr_start(service, CONNMAN_IPCONFIG_TYPE_IPV6);
4433
4434         return FALSE;
4435 }
4436
4437 int __connman_service_online_check_failed(struct connman_service *service,
4438                                         enum connman_ipconfig_type type)
4439 {
4440         DBG("service %p type %d count %d", service, type,
4441                                                 service->online_check_count);
4442
4443         if (type == CONNMAN_IPCONFIG_TYPE_IPV4)
4444                 /* currently we only retry IPv6 stuff */
4445                 return 0;
4446
4447         if (service->online_check_count != 1)
4448                 return 0;
4449
4450         service->online_check_count = 0;
4451
4452         /*
4453          * We set the timeout to 1 sec so that we have a chance to get
4454          * necessary IPv6 router advertisement messages that might have
4455          * DNS data etc.
4456          */
4457         g_timeout_add_seconds(1, redo_wispr, service);
4458
4459         return EAGAIN;
4460 }
4461
4462 int __connman_service_ipconfig_indicate_state(struct connman_service *service,
4463                                         enum connman_service_state new_state,
4464                                         enum connman_ipconfig_type type)
4465 {
4466         struct connman_ipconfig *ipconfig = NULL;
4467         enum connman_service_state old_state;
4468         int ret;
4469
4470         if (service == NULL)
4471                 return -EINVAL;
4472
4473         if (type == CONNMAN_IPCONFIG_TYPE_IPV4) {
4474                 old_state = service->state_ipv4;
4475                 ipconfig = service->ipconfig_ipv4;
4476         } else if (type == CONNMAN_IPCONFIG_TYPE_IPV6) {
4477                 old_state = service->state_ipv6;
4478                 ipconfig = service->ipconfig_ipv6;
4479         }
4480
4481         if (ipconfig == NULL)
4482                 return -EINVAL;
4483
4484         /* Any change? */
4485         if (old_state == new_state)
4486                 return -EALREADY;
4487
4488         DBG("service %p (%s) state %d (%s) type %d (%s)",
4489                 service, service ? service->identifier : NULL,
4490                 new_state, state2string(new_state),
4491                 type, __connman_ipconfig_type2string(type));
4492
4493         switch (new_state) {
4494         case CONNMAN_SERVICE_STATE_UNKNOWN:
4495         case CONNMAN_SERVICE_STATE_IDLE:
4496                 if (service->state == CONNMAN_SERVICE_STATE_FAILURE)
4497                         return -EINVAL;
4498                 break;
4499         case CONNMAN_SERVICE_STATE_ASSOCIATION:
4500                 break;
4501         case CONNMAN_SERVICE_STATE_CONFIGURATION:
4502                 __connman_ipconfig_enable(ipconfig);
4503                 break;
4504         case CONNMAN_SERVICE_STATE_READY:
4505                 update_nameservers(service);
4506
4507                 if (type == CONNMAN_IPCONFIG_TYPE_IPV4) {
4508                         check_proxy_setup(service);
4509                         service_rp_filter(service, TRUE);
4510                 } else {
4511                         service->online_check_count = 1;
4512                         __connman_wispr_start(service, type);
4513                 }
4514                 break;
4515         case CONNMAN_SERVICE_STATE_ONLINE:
4516                 break;
4517         case CONNMAN_SERVICE_STATE_DISCONNECT:
4518                 if (service->state == CONNMAN_SERVICE_STATE_IDLE)
4519                         return -EINVAL;
4520
4521                 if (type == CONNMAN_IPCONFIG_TYPE_IPV4)
4522                         service_rp_filter(service, FALSE);
4523
4524                 break;
4525         case CONNMAN_SERVICE_STATE_FAILURE:
4526                 break;
4527         }
4528
4529         /* We keep that state */
4530         if (type == CONNMAN_IPCONFIG_TYPE_IPV4)
4531                 service->state_ipv4 = new_state;
4532         else if (type == CONNMAN_IPCONFIG_TYPE_IPV6)
4533                 service->state_ipv6 = new_state;
4534
4535         ret = service_indicate_state(service);
4536
4537         /*
4538          * If the ipconfig method is OFF, then we set the state to IDLE
4539          * so that it will not affect the combined state in the future.
4540          */
4541         if (type == CONNMAN_IPCONFIG_TYPE_IPV4) {
4542                 enum connman_ipconfig_method method;
4543                 method = __connman_ipconfig_get_method(service->ipconfig_ipv4);
4544                 if (method == CONNMAN_IPCONFIG_METHOD_OFF ||
4545                                 method == CONNMAN_IPCONFIG_METHOD_UNKNOWN) {
4546                         service->state_ipv4 = CONNMAN_SERVICE_STATE_IDLE;
4547                         ret = service_indicate_state(service);
4548                 }
4549
4550         } else if (type == CONNMAN_IPCONFIG_TYPE_IPV6) {
4551                 enum connman_ipconfig_method method;
4552                 method = __connman_ipconfig_get_method(service->ipconfig_ipv6);
4553                 if (method == CONNMAN_IPCONFIG_METHOD_OFF ||
4554                                 method == CONNMAN_IPCONFIG_METHOD_UNKNOWN) {
4555                         service->state_ipv6 = CONNMAN_SERVICE_STATE_IDLE;
4556                         ret = service_indicate_state(service);
4557                 }
4558         }
4559
4560         return ret;
4561 }
4562
4563 static connman_bool_t prepare_network(struct connman_service *service)
4564 {
4565         enum connman_network_type type;
4566         unsigned int ssid_len;
4567
4568         type = connman_network_get_type(service->network);
4569
4570         switch (type) {
4571         case CONNMAN_NETWORK_TYPE_UNKNOWN:
4572         case CONNMAN_NETWORK_TYPE_VENDOR:
4573                 return FALSE;
4574         case CONNMAN_NETWORK_TYPE_WIFI:
4575                 if (connman_network_get_blob(service->network, "WiFi.SSID",
4576                                                         &ssid_len) == NULL)
4577                         return FALSE;
4578
4579                 if (service->passphrase != NULL)
4580                         connman_network_set_string(service->network,
4581                                 "WiFi.Passphrase", service->passphrase);
4582                 break;
4583         case CONNMAN_NETWORK_TYPE_ETHERNET:
4584         case CONNMAN_NETWORK_TYPE_WIMAX:
4585         case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
4586         case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
4587         case CONNMAN_NETWORK_TYPE_CELLULAR:
4588                 break;
4589         }
4590
4591         return TRUE;
4592 }
4593
4594 static void prepare_8021x(struct connman_service *service)
4595 {
4596         if (service->eap != NULL)
4597                 connman_network_set_string(service->network, "WiFi.EAP",
4598                                                                 service->eap);
4599
4600         if (service->identity != NULL)
4601                 connman_network_set_string(service->network, "WiFi.Identity",
4602                                                         service->identity);
4603
4604         if (service->ca_cert_file != NULL)
4605                 connman_network_set_string(service->network, "WiFi.CACertFile",
4606                                                         service->ca_cert_file);
4607
4608         if (service->client_cert_file != NULL)
4609                 connman_network_set_string(service->network,
4610                                                 "WiFi.ClientCertFile",
4611                                                 service->client_cert_file);
4612
4613         if (service->private_key_file != NULL)
4614                 connman_network_set_string(service->network,
4615                                                 "WiFi.PrivateKeyFile",
4616                                                 service->private_key_file);
4617
4618         if (service->private_key_passphrase != NULL)
4619                 connman_network_set_string(service->network,
4620                                         "WiFi.PrivateKeyPassphrase",
4621                                         service->private_key_passphrase);
4622
4623         if (service->phase2 != NULL)
4624                 connman_network_set_string(service->network, "WiFi.Phase2",
4625                                                         service->phase2);
4626 }
4627
4628 static int service_connect(struct connman_service *service)
4629 {
4630         int err;
4631
4632         if (service->hidden == TRUE)
4633                 return -EPERM;
4634
4635         switch (service->type) {
4636         case CONNMAN_SERVICE_TYPE_UNKNOWN:
4637         case CONNMAN_SERVICE_TYPE_SYSTEM:
4638         case CONNMAN_SERVICE_TYPE_GPS:
4639         case CONNMAN_SERVICE_TYPE_GADGET:
4640                 return -EINVAL;
4641         case CONNMAN_SERVICE_TYPE_ETHERNET:
4642         case CONNMAN_SERVICE_TYPE_WIMAX:
4643         case CONNMAN_SERVICE_TYPE_BLUETOOTH:
4644         case CONNMAN_SERVICE_TYPE_CELLULAR:
4645         case CONNMAN_SERVICE_TYPE_VPN:
4646                 break;
4647         case CONNMAN_SERVICE_TYPE_WIFI:
4648                 switch (service->security) {
4649                 case CONNMAN_SERVICE_SECURITY_UNKNOWN:
4650                 case CONNMAN_SERVICE_SECURITY_NONE:
4651                         break;
4652                 case CONNMAN_SERVICE_SECURITY_WEP:
4653                 case CONNMAN_SERVICE_SECURITY_PSK:
4654                 case CONNMAN_SERVICE_SECURITY_WPA:
4655                 case CONNMAN_SERVICE_SECURITY_RSN:
4656                         if (service->passphrase == NULL) {
4657                                 if (service->network == NULL)
4658                                         return -EOPNOTSUPP;
4659
4660                                 if (service->wps == FALSE ||
4661                                         connman_network_get_bool(
4662                                                         service->network,
4663                                                         "WiFi.UseWPS") == FALSE)
4664                                         return -ENOKEY;
4665                         }
4666                         break;
4667                 case CONNMAN_SERVICE_SECURITY_8021X:
4668                         if (service->eap == NULL)
4669                                 return -EINVAL;
4670
4671                         /*
4672                          * never request credentials if using EAP-TLS
4673                          * (EAP-TLS networks need to be fully provisioned)
4674                          */
4675                         if (g_str_equal(service->eap, "tls") == TRUE)
4676                                 break;
4677
4678                         /*
4679                          * Return -ENOKEY if either identity or passphrase is
4680                          * missing. Agent provided credentials can be used as
4681                          * fallback if needed.
4682                          */
4683                         if ((service->identity == NULL &&
4684                                         service->agent_identity == NULL) ||
4685                                         (service->passphrase == NULL &&
4686                                         service->agent_passphrase == NULL))
4687                                 return -ENOKEY;
4688
4689                         break;
4690                 }
4691                 break;
4692         }
4693
4694         if (service->network != NULL) {
4695                 if (prepare_network(service) == FALSE)
4696                         return -EINVAL;
4697
4698                 switch (service->security) {
4699                 case CONNMAN_SERVICE_SECURITY_UNKNOWN:
4700                 case CONNMAN_SERVICE_SECURITY_NONE:
4701                 case CONNMAN_SERVICE_SECURITY_WEP:
4702                 case CONNMAN_SERVICE_SECURITY_PSK:
4703                 case CONNMAN_SERVICE_SECURITY_WPA:
4704                 case CONNMAN_SERVICE_SECURITY_RSN:
4705                         break;
4706                 case CONNMAN_SERVICE_SECURITY_8021X:
4707                         prepare_8021x(service);
4708                         break;
4709                 }
4710
4711                 if (__connman_stats_service_register(service) == 0) {
4712                         __connman_stats_get(service, FALSE,
4713                                                 &service->stats.data);
4714                         __connman_stats_get(service, TRUE,
4715                                                 &service->stats_roaming.data);
4716                 }
4717
4718                 if (service->ipconfig_ipv4)
4719                         __connman_ipconfig_enable(service->ipconfig_ipv4);
4720                 if (service->ipconfig_ipv6)
4721                         __connman_ipconfig_enable(service->ipconfig_ipv6);
4722
4723                 err = __connman_network_connect(service->network);
4724         } else if (service->type == CONNMAN_SERVICE_TYPE_VPN &&
4725                                         service->provider != NULL)
4726                 err = __connman_provider_connect(service->provider);
4727         else
4728                 return -EOPNOTSUPP;
4729
4730         if (err < 0) {
4731                 if (err != -EINPROGRESS) {
4732                         __connman_ipconfig_disable(service->ipconfig_ipv4);
4733                         __connman_ipconfig_disable(service->ipconfig_ipv6);
4734                         __connman_stats_service_unregister(service);
4735                 }
4736         }
4737
4738         return err;
4739 }
4740
4741
4742 int __connman_service_connect(struct connman_service *service)
4743 {
4744         int err;
4745
4746         DBG("service %p state %s", service, state2string(service->state));
4747
4748         if (is_connected(service) == TRUE)
4749                 return -EISCONN;
4750
4751         if (is_connecting(service) == TRUE)
4752                 return -EALREADY;
4753
4754         switch (service->type) {
4755         case CONNMAN_SERVICE_TYPE_UNKNOWN:
4756         case CONNMAN_SERVICE_TYPE_SYSTEM:
4757         case CONNMAN_SERVICE_TYPE_GPS:
4758         case CONNMAN_SERVICE_TYPE_GADGET:
4759                 return -EINVAL;
4760         default:
4761                 err = service_connect(service);
4762         }
4763
4764         if (err >= 0)
4765                 return 0;
4766
4767         if (err == -EINPROGRESS) {
4768                 if (service->timeout == 0)
4769                         service->timeout = g_timeout_add_seconds(
4770                                 CONNECT_TIMEOUT, connect_timeout, service);
4771
4772                 return -EINPROGRESS;
4773         }
4774
4775         __connman_service_ipconfig_indicate_state(service,
4776                                         CONNMAN_SERVICE_STATE_FAILURE,
4777                                         CONNMAN_IPCONFIG_TYPE_IPV4);
4778         __connman_service_ipconfig_indicate_state(service,
4779                                         CONNMAN_SERVICE_STATE_FAILURE,
4780                                         CONNMAN_IPCONFIG_TYPE_IPV6);
4781
4782         if (service->network != NULL)
4783                 __connman_network_disconnect(service->network);
4784         else if (service->type == CONNMAN_SERVICE_TYPE_VPN &&
4785                                 service->provider != NULL)
4786                         __connman_provider_disconnect(service->provider);
4787
4788         if (service->userconnect == TRUE) {
4789                 if (err == -ENOKEY || err == -EPERM) {
4790                         if (__connman_agent_request_passphrase_input(service,
4791                                                         request_input_cb,
4792                                                         NULL) == -EIO)
4793                                 return -EINPROGRESS;
4794                 }
4795                 reply_pending(service, -err);
4796         }
4797
4798         return err;
4799 }
4800
4801 int __connman_service_disconnect(struct connman_service *service)
4802 {
4803         int err;
4804
4805         DBG("service %p", service);
4806
4807         if (service->network != NULL) {
4808                 err = __connman_network_disconnect(service->network);
4809         } else if (service->type == CONNMAN_SERVICE_TYPE_VPN &&
4810                                         service->provider != NULL)
4811                 err = __connman_provider_disconnect(service->provider);
4812         else
4813                 return -EOPNOTSUPP;
4814
4815         if (err < 0 && err != -EINPROGRESS)
4816                 return err;
4817
4818         __connman_6to4_remove(service->ipconfig_ipv4);
4819
4820         if (service->ipconfig_ipv4)
4821                 __connman_ipconfig_set_proxy_autoconfig(service->ipconfig_ipv4,
4822                                                         NULL);
4823         else
4824                 __connman_ipconfig_set_proxy_autoconfig(service->ipconfig_ipv6,
4825                                                         NULL);
4826
4827         __connman_ipconfig_address_remove(service->ipconfig_ipv4);
4828         __connman_ipconfig_address_remove(service->ipconfig_ipv6);
4829
4830         __connman_ipconfig_disable(service->ipconfig_ipv4);
4831         __connman_ipconfig_disable(service->ipconfig_ipv6);
4832
4833         __connman_stats_service_unregister(service);
4834
4835         return err;
4836 }
4837
4838 int __connman_service_disconnect_all(void)
4839 {
4840         GSequenceIter *iter;
4841         GSList *services = NULL, *list;
4842
4843         DBG("");
4844
4845         iter = g_sequence_get_begin_iter(service_list);
4846
4847         while (g_sequence_iter_is_end(iter) == FALSE) {
4848                 struct connman_service *service = g_sequence_get(iter);
4849
4850                 services = g_slist_prepend(services, service);
4851
4852                 iter = g_sequence_iter_next(iter);
4853         }
4854
4855         for (list = services; list != NULL; list = list->next) {
4856                 struct connman_service *service = list->data;
4857
4858                 service->ignore = TRUE;
4859
4860                 set_reconnect_state(service, FALSE);
4861
4862                 __connman_service_disconnect(service);
4863         }
4864
4865         g_slist_free(list);
4866
4867         return 0;
4868
4869 }
4870
4871 /**
4872  * lookup_by_identifier:
4873  * @identifier: service identifier
4874  *
4875  * Look up a service by identifier (reference count will not be increased)
4876  */
4877 static struct connman_service *lookup_by_identifier(const char *identifier)
4878 {
4879         GSequenceIter *iter;
4880
4881         iter = g_hash_table_lookup(service_hash, identifier);
4882         if (iter != NULL)
4883                 return g_sequence_get(iter);
4884
4885         return NULL;
4886 }
4887
4888 static void provision_changed(gpointer value, gpointer user_data)
4889 {
4890         struct connman_service *service = value;
4891         char *path = user_data;
4892
4893         __connman_config_provision_service_ident(service, path);
4894 }
4895
4896 void __connman_service_provision_changed(const char *ident)
4897 {
4898         g_sequence_foreach(service_list, provision_changed, (void *)ident);
4899 }
4900
4901 /**
4902  * __connman_service_get:
4903  * @identifier: service identifier
4904  *
4905  * Look up a service by identifier or create a new one if not found
4906  */
4907 static struct connman_service *service_get(const char *identifier)
4908 {
4909         struct connman_service *service;
4910         GSequenceIter *iter;
4911
4912         iter = g_hash_table_lookup(service_hash, identifier);
4913         if (iter != NULL) {
4914                 service = g_sequence_get(iter);
4915                 if (service != NULL)
4916                         connman_service_ref(service);
4917                 return service;
4918         }
4919
4920         service = connman_service_create();
4921         if (service == NULL)
4922                 return NULL;
4923
4924         DBG("service %p", service);
4925
4926         service->identifier = g_strdup(identifier);
4927
4928         iter = g_sequence_insert_sorted(service_list, service,
4929                                                 service_compare, NULL);
4930
4931         g_hash_table_insert(service_hash, service->identifier, iter);
4932
4933         return service;
4934 }
4935
4936 static int service_register(struct connman_service *service)
4937 {
4938         GSequenceIter *iter;
4939
4940         DBG("service %p", service);
4941
4942         if (service->path != NULL)
4943                 return -EALREADY;
4944
4945         service->path = g_strdup_printf("%s/service/%s", CONNMAN_PATH,
4946                                                 service->identifier);
4947
4948         DBG("path %s", service->path);
4949
4950         __connman_config_provision_service(service);
4951
4952         service_load(service);
4953
4954         g_dbus_register_interface(connection, service->path,
4955                                         CONNMAN_SERVICE_INTERFACE,
4956                                         service_methods, service_signals,
4957                                                         NULL, service, NULL);
4958
4959         iter = g_hash_table_lookup(service_hash, service->identifier);
4960         if (iter != NULL)
4961                 g_sequence_sort_changed(iter, service_compare, NULL);
4962
4963         __connman_connection_update_gateway();
4964
4965         return 0;
4966 }
4967
4968 static void service_up(struct connman_ipconfig *ipconfig)
4969 {
4970         struct connman_service *service = __connman_ipconfig_get_data(ipconfig);
4971
4972         DBG("%s up", __connman_ipconfig_get_ifname(ipconfig));
4973
4974         link_changed(service);
4975
4976         service->stats.valid = FALSE;
4977         service->stats_roaming.valid = FALSE;
4978 }
4979
4980 static void service_down(struct connman_ipconfig *ipconfig)
4981 {
4982         DBG("%s down", __connman_ipconfig_get_ifname(ipconfig));
4983 }
4984
4985 static void service_lower_up(struct connman_ipconfig *ipconfig)
4986 {
4987         struct connman_service *service = __connman_ipconfig_get_data(ipconfig);
4988
4989         DBG("%s lower up", __connman_ipconfig_get_ifname(ipconfig));
4990
4991         stats_start(service);
4992 }
4993
4994 static void service_lower_down(struct connman_ipconfig *ipconfig)
4995 {
4996         struct connman_service *service = __connman_ipconfig_get_data(ipconfig);
4997
4998         DBG("%s lower down", __connman_ipconfig_get_ifname(ipconfig));
4999
5000         if (is_idle_state(service, service->state_ipv4) == FALSE)
5001                 __connman_ipconfig_disable(service->ipconfig_ipv4);
5002
5003         if (is_idle_state(service, service->state_ipv6) == FALSE)
5004                 __connman_ipconfig_disable(service->ipconfig_ipv6);
5005
5006         stats_stop(service);
5007         service_save(service);
5008 }
5009
5010 static void service_ip_bound(struct connman_ipconfig *ipconfig)
5011 {
5012         struct connman_service *service = __connman_ipconfig_get_data(ipconfig);
5013         enum connman_ipconfig_method method = CONNMAN_IPCONFIG_METHOD_UNKNOWN;
5014         enum connman_ipconfig_type type = CONNMAN_IPCONFIG_TYPE_UNKNOWN;
5015
5016         DBG("%s ip bound", __connman_ipconfig_get_ifname(ipconfig));
5017
5018         type = __connman_ipconfig_get_config_type(ipconfig);
5019         method = __connman_ipconfig_get_method(ipconfig);
5020
5021         DBG("service %p ipconfig %p type %d method %d", service, ipconfig,
5022                                                         type, method);
5023
5024         if (type == CONNMAN_IPCONFIG_TYPE_IPV6 &&
5025                         method == CONNMAN_IPCONFIG_METHOD_AUTO)
5026                 __connman_service_ipconfig_indicate_state(service,
5027                                                 CONNMAN_SERVICE_STATE_READY,
5028                                                 CONNMAN_IPCONFIG_TYPE_IPV6);
5029
5030         settings_changed(service, ipconfig);
5031 }
5032
5033 static void service_ip_release(struct connman_ipconfig *ipconfig)
5034 {
5035         struct connman_service *service = __connman_ipconfig_get_data(ipconfig);
5036         enum connman_ipconfig_method method = CONNMAN_IPCONFIG_METHOD_UNKNOWN;
5037         enum connman_ipconfig_type type = CONNMAN_IPCONFIG_TYPE_UNKNOWN;
5038
5039         DBG("%s ip release", __connman_ipconfig_get_ifname(ipconfig));
5040
5041         type = __connman_ipconfig_get_config_type(ipconfig);
5042         method = __connman_ipconfig_get_method(ipconfig);
5043
5044         DBG("service %p ipconfig %p type %d method %d", service, ipconfig,
5045                                                         type, method);
5046
5047         if (type == CONNMAN_IPCONFIG_TYPE_IPV6 &&
5048                         method == CONNMAN_IPCONFIG_METHOD_OFF)
5049                 __connman_service_ipconfig_indicate_state(service,
5050                                         CONNMAN_SERVICE_STATE_DISCONNECT,
5051                                         CONNMAN_IPCONFIG_TYPE_IPV6);
5052
5053         if (type == CONNMAN_IPCONFIG_TYPE_IPV4 &&
5054                         method == CONNMAN_IPCONFIG_METHOD_OFF)
5055                 __connman_service_ipconfig_indicate_state(service,
5056                                         CONNMAN_SERVICE_STATE_DISCONNECT,
5057                                         CONNMAN_IPCONFIG_TYPE_IPV4);
5058
5059         settings_changed(service, ipconfig);
5060 }
5061
5062 static const struct connman_ipconfig_ops service_ops = {
5063         .up             = service_up,
5064         .down           = service_down,
5065         .lower_up       = service_lower_up,
5066         .lower_down     = service_lower_down,
5067         .ip_bound       = service_ip_bound,
5068         .ip_release     = service_ip_release,
5069 };
5070
5071 static void setup_ip4config(struct connman_service *service, int index,
5072                         enum connman_ipconfig_method method)
5073 {
5074         service->ipconfig_ipv4 = __connman_ipconfig_create(index,
5075                                                 CONNMAN_IPCONFIG_TYPE_IPV4);
5076         if (service->ipconfig_ipv4 == NULL)
5077                 return;
5078
5079         __connman_ipconfig_set_method(service->ipconfig_ipv4, method);
5080
5081         __connman_ipconfig_set_data(service->ipconfig_ipv4, service);
5082
5083         __connman_ipconfig_set_ops(service->ipconfig_ipv4, &service_ops);
5084 }
5085
5086 static void setup_ip6config(struct connman_service *service, int index)
5087 {
5088         service->ipconfig_ipv6 = __connman_ipconfig_create(index,
5089                                                 CONNMAN_IPCONFIG_TYPE_IPV6);
5090         if (service->ipconfig_ipv6 == NULL)
5091                 return;
5092
5093         __connman_ipconfig_set_data(service->ipconfig_ipv6, service);
5094
5095         __connman_ipconfig_set_ops(service->ipconfig_ipv6, &service_ops);
5096 }
5097
5098 void __connman_service_read_ip4config(struct connman_service *service)
5099 {
5100         GKeyFile *keyfile;
5101
5102         if (service->ipconfig_ipv4 == NULL)
5103                 return;
5104
5105         keyfile = connman_storage_load_service(service->identifier);
5106         if (keyfile == NULL)
5107                 return;
5108
5109         __connman_ipconfig_load(service->ipconfig_ipv4, keyfile,
5110                                 service->identifier, "IPv4.");
5111
5112         g_key_file_free(keyfile);
5113 }
5114
5115 void __connman_service_create_ip4config(struct connman_service *service,
5116                                         int index)
5117 {
5118         DBG("ipv4 %p", service->ipconfig_ipv4);
5119
5120         if (service->ipconfig_ipv4 != NULL)
5121                 return;
5122
5123         setup_ip4config(service, index, CONNMAN_IPCONFIG_METHOD_DHCP);
5124         __connman_service_read_ip4config(service);
5125 }
5126
5127 void __connman_service_read_ip6config(struct connman_service *service)
5128 {
5129         GKeyFile *keyfile;
5130
5131         if (service->ipconfig_ipv6 == NULL)
5132                 return;
5133
5134         keyfile = connman_storage_load_service(service->identifier);
5135         if (keyfile == NULL)
5136                 return;
5137
5138         __connman_ipconfig_load(service->ipconfig_ipv6, keyfile,
5139                                 service->identifier, "IPv6.");
5140
5141         g_key_file_free(keyfile);
5142 }
5143
5144 void __connman_service_create_ip6config(struct connman_service *service,
5145                                                                 int index)
5146 {
5147         DBG("ipv6 %p", service->ipconfig_ipv6);
5148
5149         if (service->ipconfig_ipv6 != NULL)
5150                 return;
5151
5152         setup_ip6config(service, index);
5153
5154         __connman_service_read_ip6config(service);
5155 }
5156
5157 /**
5158  * __connman_service_lookup_from_network:
5159  * @network: network structure
5160  *
5161  * Look up a service by network (reference count will not be increased)
5162  */
5163 struct connman_service *__connman_service_lookup_from_network(struct connman_network *network)
5164 {
5165         struct connman_service *service;
5166         const char *ident, *group;
5167         char *name;
5168
5169         DBG("network %p", network);
5170
5171         if (network == NULL)
5172                 return NULL;
5173
5174         ident = __connman_network_get_ident(network);
5175         if (ident == NULL)
5176                 return NULL;
5177
5178         group = connman_network_get_group(network);
5179         if (group == NULL)
5180                 return NULL;
5181
5182         name = g_strdup_printf("%s_%s_%s",
5183                         __connman_network_get_type(network), ident, group);
5184         service = lookup_by_identifier(name);
5185         g_free(name);
5186
5187         return service;
5188 }
5189
5190 struct connman_service *__connman_service_lookup_from_index(int index)
5191 {
5192         struct connman_service *service;
5193         GSequenceIter *iter;
5194
5195         iter = g_sequence_get_begin_iter(service_list);
5196
5197         while (g_sequence_iter_is_end(iter) == FALSE) {
5198                 service = g_sequence_get(iter);
5199
5200                 if (__connman_ipconfig_get_index(service->ipconfig_ipv4)
5201                                                         == index)
5202                         return service;
5203
5204                 if (__connman_ipconfig_get_index(service->ipconfig_ipv6)
5205                                                         == index)
5206                         return service;
5207
5208                 iter = g_sequence_iter_next(iter);
5209         }
5210
5211         return NULL;
5212 }
5213
5214 const char *__connman_service_get_ident(struct connman_service *service)
5215 {
5216         return service->identifier;
5217 }
5218
5219 const char *__connman_service_get_path(struct connman_service *service)
5220 {
5221         return service->path;
5222 }
5223
5224 unsigned int __connman_service_get_order(struct connman_service *service)
5225 {
5226         GSequenceIter *iter;
5227
5228         if (service == NULL)
5229                 return 0;
5230
5231         if (service->favorite == FALSE) {
5232                 service->order = 0;
5233                 goto done;
5234         }
5235
5236         iter = g_hash_table_lookup(service_hash, service->identifier);
5237         if (iter != NULL) {
5238                 if (g_sequence_iter_get_position(iter) == 0)
5239                         service->order = 1;
5240                 else if (service->type == CONNMAN_SERVICE_TYPE_VPN &&
5241                                 service->do_split_routing == FALSE)
5242                         service->order = 10;
5243                 else
5244                         service->order = 0;
5245         }
5246
5247         DBG("service %p name %s order %d split %d", service, service->name,
5248                 service->order, service->do_split_routing);
5249
5250 done:
5251         return service->order;
5252 }
5253
5254 void __connman_service_update_ordering(void)
5255 {
5256         GSequenceIter *iter;
5257
5258         iter = g_sequence_get_begin_iter(service_list);
5259         if (iter != NULL)
5260                 g_sequence_sort_changed(iter, service_compare, NULL);
5261 }
5262
5263 static enum connman_service_type convert_network_type(struct connman_network *network)
5264 {
5265         enum connman_network_type type = connman_network_get_type(network);
5266
5267         switch (type) {
5268         case CONNMAN_NETWORK_TYPE_UNKNOWN:
5269         case CONNMAN_NETWORK_TYPE_VENDOR:
5270                 break;
5271         case CONNMAN_NETWORK_TYPE_ETHERNET:
5272                 return CONNMAN_SERVICE_TYPE_ETHERNET;
5273         case CONNMAN_NETWORK_TYPE_WIFI:
5274                 return CONNMAN_SERVICE_TYPE_WIFI;
5275         case CONNMAN_NETWORK_TYPE_WIMAX:
5276                 return CONNMAN_SERVICE_TYPE_WIMAX;
5277         case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
5278         case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
5279                 return CONNMAN_SERVICE_TYPE_BLUETOOTH;
5280         case CONNMAN_NETWORK_TYPE_CELLULAR:
5281                 return CONNMAN_SERVICE_TYPE_CELLULAR;
5282         }
5283
5284         return CONNMAN_SERVICE_TYPE_UNKNOWN;
5285 }
5286
5287 static enum connman_service_security convert_wifi_security(const char *security)
5288 {
5289         if (security == NULL)
5290                 return CONNMAN_SERVICE_SECURITY_UNKNOWN;
5291         else if (g_str_equal(security, "none") == TRUE)
5292                 return CONNMAN_SERVICE_SECURITY_NONE;
5293         else if (g_str_equal(security, "wep") == TRUE)
5294                 return CONNMAN_SERVICE_SECURITY_WEP;
5295         else if (g_str_equal(security, "psk") == TRUE)
5296                 return CONNMAN_SERVICE_SECURITY_PSK;
5297         else if (g_str_equal(security, "ieee8021x") == TRUE)
5298                 return CONNMAN_SERVICE_SECURITY_8021X;
5299         else if (g_str_equal(security, "wpa") == TRUE)
5300                 return CONNMAN_SERVICE_SECURITY_WPA;
5301         else if (g_str_equal(security, "rsn") == TRUE)
5302                 return CONNMAN_SERVICE_SECURITY_RSN;
5303         else
5304                 return CONNMAN_SERVICE_SECURITY_UNKNOWN;
5305 }
5306
5307 static void update_from_network(struct connman_service *service,
5308                                         struct connman_network *network)
5309 {
5310         connman_uint8_t strength = service->strength;
5311         GSequenceIter *iter;
5312         const char *str;
5313
5314         DBG("service %p network %p", service, network);
5315
5316         if (is_connected(service) == TRUE)
5317                 return;
5318
5319         if (is_connecting(service) == TRUE)
5320                 return;
5321
5322         str = connman_network_get_string(network, "Name");
5323         if (str != NULL) {
5324                 g_free(service->name);
5325                 service->name = g_strdup(str);
5326                 service->hidden = FALSE;
5327         } else {
5328                 g_free(service->name);
5329                 service->name = NULL;
5330                 service->hidden = TRUE;
5331         }
5332
5333         service->strength = connman_network_get_strength(network);
5334         service->roaming = connman_network_get_bool(network, "Roaming");
5335
5336         if (service->strength == 0) {
5337                 /*
5338                  * Filter out 0-values; it's unclear what they mean
5339                  * and they cause anomalous sorting of the priority list.
5340                  */
5341                 service->strength = strength;
5342         }
5343
5344         str = connman_network_get_string(network, "WiFi.Security");
5345         service->security = convert_wifi_security(str);
5346
5347         if (service->type == CONNMAN_SERVICE_TYPE_WIFI)
5348                 service->wps = connman_network_get_bool(network, "WiFi.WPS");
5349
5350         if (service->strength > strength && service->network != NULL) {
5351                 connman_network_unref(service->network);
5352                 service->network = connman_network_ref(network);
5353
5354                 strength_changed(service);
5355         }
5356
5357         if (service->network == NULL)
5358                 service->network = connman_network_ref(network);
5359
5360         iter = g_hash_table_lookup(service_hash, service->identifier);
5361         if (iter != NULL)
5362                 g_sequence_sort_changed(iter, service_compare, NULL);
5363 }
5364
5365 /**
5366  * __connman_service_create_from_network:
5367  * @network: network structure
5368  *
5369  * Look up service by network and if not found, create one
5370  */
5371 struct connman_service * __connman_service_create_from_network(struct connman_network *network)
5372 {
5373         struct connman_service *service;
5374         struct connman_device *device;
5375         const char *ident, *group;
5376         char *name;
5377         int index;
5378
5379         DBG("network %p", network);
5380
5381         if (network == NULL)
5382                 return NULL;
5383
5384         ident = __connman_network_get_ident(network);
5385         if (ident == NULL)
5386                 return NULL;
5387
5388         group = connman_network_get_group(network);
5389         if (group == NULL)
5390                 return NULL;
5391
5392         name = g_strdup_printf("%s_%s_%s",
5393                         __connman_network_get_type(network), ident, group);
5394         service = service_get(name);
5395         g_free(name);
5396
5397         if (service == NULL)
5398                 return NULL;
5399
5400         if (__connman_network_get_weakness(network) == TRUE)
5401                 return service;
5402
5403         if (service->path != NULL) {
5404                 update_from_network(service, network);
5405                 __connman_connection_update_gateway();
5406                 return service;
5407         }
5408
5409         service->type = convert_network_type(network);
5410
5411         switch (service->type) {
5412         case CONNMAN_SERVICE_TYPE_UNKNOWN:
5413         case CONNMAN_SERVICE_TYPE_SYSTEM:
5414         case CONNMAN_SERVICE_TYPE_WIMAX:
5415         case CONNMAN_SERVICE_TYPE_BLUETOOTH:
5416         case CONNMAN_SERVICE_TYPE_GPS:
5417         case CONNMAN_SERVICE_TYPE_VPN:
5418         case CONNMAN_SERVICE_TYPE_GADGET:
5419                 service->autoconnect = FALSE;
5420                 break;
5421         case CONNMAN_SERVICE_TYPE_ETHERNET:
5422                 service->favorite = TRUE;
5423         case CONNMAN_SERVICE_TYPE_WIFI:
5424         case CONNMAN_SERVICE_TYPE_CELLULAR:
5425                 service->autoconnect = TRUE;
5426                 break;
5427         }
5428
5429         service->state_ipv4 = service->state_ipv6 = CONNMAN_SERVICE_STATE_IDLE;
5430         service->state = combine_state(service->state_ipv4, service->state_ipv6);
5431
5432         update_from_network(service, network);
5433
5434         index = connman_network_get_index(network);
5435
5436         if (service->ipconfig_ipv4 == NULL)
5437                 setup_ip4config(service, index, CONNMAN_IPCONFIG_METHOD_DHCP);
5438
5439         if (service->ipconfig_ipv6 == NULL)
5440                 setup_ip6config(service, index);
5441
5442         service_register(service);
5443
5444         if (service->favorite == TRUE) {
5445                 device = connman_network_get_device(service->network);
5446                 if (device && __connman_device_scanning(device) == FALSE)
5447                         __connman_service_auto_connect();
5448         }
5449
5450         __connman_notifier_service_add(service, service->name);
5451         service_schedule_added(service);
5452
5453         return service;
5454 }
5455
5456 void __connman_service_update_from_network(struct connman_network *network)
5457 {
5458         connman_bool_t need_sort = FALSE;
5459         struct connman_service *service;
5460         connman_uint8_t strength;
5461         connman_bool_t roaming;
5462         GSequenceIter *iter;
5463         const char *name;
5464         connman_bool_t stats_enable;
5465
5466         DBG("network %p", network);
5467
5468         service = __connman_service_lookup_from_network(network);
5469         if (service == NULL)
5470                 return;
5471
5472         if (service->network == NULL)
5473                 return;
5474
5475         name = connman_network_get_string(service->network, "Name");
5476         if (g_strcmp0(service->name, name) != 0) {
5477                 g_free(service->name);
5478                 service->name = g_strdup(name);
5479                 connman_dbus_property_changed_basic(service->path,
5480                                 CONNMAN_SERVICE_INTERFACE, "Name",
5481                                 DBUS_TYPE_STRING, &service->name);
5482         }
5483
5484         if (service->type == CONNMAN_SERVICE_TYPE_WIFI)
5485                 service->wps = connman_network_get_bool(network, "WiFi.WPS");
5486
5487         strength = connman_network_get_strength(service->network);
5488         if (strength == service->strength)
5489                 goto roaming;
5490
5491         service->strength = strength;
5492         need_sort = TRUE;
5493
5494         strength_changed(service);
5495
5496 roaming:
5497         roaming = connman_network_get_bool(service->network, "Roaming");
5498         if (roaming == service->roaming)
5499                 goto sorting;
5500
5501         stats_enable = stats_enabled(service);
5502         if (stats_enable == TRUE)
5503                 stats_stop(service);
5504
5505         service->roaming = roaming;
5506         need_sort = TRUE;
5507
5508         if (stats_enable == TRUE)
5509                 stats_start(service);
5510
5511         roaming_changed(service);
5512
5513 sorting:
5514         if (need_sort == TRUE) {
5515                 iter = g_hash_table_lookup(service_hash, service->identifier);
5516                 if (iter != NULL)
5517                         g_sequence_sort_changed(iter, service_compare, NULL);
5518         }
5519 }
5520
5521 void __connman_service_remove_from_network(struct connman_network *network)
5522 {
5523         struct connman_service *service;
5524
5525         DBG("network %p", network);
5526
5527         service = __connman_service_lookup_from_network(network);
5528         if (service == NULL)
5529                 return;
5530
5531         __connman_connection_gateway_remove(service,
5532                                         CONNMAN_IPCONFIG_TYPE_ALL);
5533
5534         connman_service_unref(service);
5535 }
5536
5537 /**
5538  * __connman_service_create_from_provider:
5539  * @provider: provider structure
5540  *
5541  * Look up service by provider and if not found, create one
5542  */
5543 struct connman_service *
5544 __connman_service_create_from_provider(struct connman_provider *provider)
5545 {
5546         struct connman_service *service;
5547         const char *ident, *str;
5548         char *name;
5549         int index = connman_provider_get_index(provider);
5550
5551         DBG("provider %p", provider);
5552
5553         ident = __connman_provider_get_ident(provider);
5554         if (ident == NULL)
5555                 return NULL;
5556
5557         name = g_strdup_printf("vpn_%s", ident);
5558         service = service_get(name);
5559         g_free(name);
5560
5561         if (service == NULL)
5562                 return NULL;
5563
5564         service->type = CONNMAN_SERVICE_TYPE_VPN;
5565         service->provider = connman_provider_ref(provider);
5566         service->autoconnect = FALSE;
5567         service->userconnect = TRUE;
5568
5569         service->state_ipv4 = service->state_ipv6 = CONNMAN_SERVICE_STATE_IDLE;
5570         service->state = combine_state(service->state_ipv4, service->state_ipv6);
5571
5572         str = connman_provider_get_string(provider, "Name");
5573         if (str != NULL) {
5574                 g_free(service->name);
5575                 service->name = g_strdup(str);
5576                 service->hidden = FALSE;
5577         } else {
5578                 g_free(service->name);
5579                 service->name = NULL;
5580                 service->hidden = TRUE;
5581         }
5582
5583         service->strength = 0;
5584
5585         if (service->ipconfig_ipv4 == NULL)
5586                 setup_ip4config(service, index, CONNMAN_IPCONFIG_METHOD_MANUAL);
5587
5588         if (service->ipconfig_ipv6 == NULL)
5589                 setup_ip6config(service, index);
5590
5591         service_register(service);
5592
5593         __connman_notifier_service_add(service, service->name);
5594         service_schedule_added(service);
5595
5596         return service;
5597 }
5598
5599 int __connman_service_init(void)
5600 {
5601         DBG("");
5602
5603         connection = connman_dbus_get_connection();
5604
5605         service_hash = g_hash_table_new_full(g_str_hash, g_str_equal,
5606                                                                 NULL, NULL);
5607
5608         service_list = g_sequence_new(service_free);
5609
5610         services_notify = g_new0(struct _services_notify, 1);
5611         services_notify->remove = g_hash_table_new_full(g_str_hash,
5612                         g_str_equal, g_free, NULL);
5613         services_notify->add = g_hash_table_new(g_str_hash, g_str_equal);
5614
5615         return 0;
5616 }
5617
5618 void __connman_service_cleanup(void)
5619 {
5620         GSequence *list;
5621
5622         DBG("");
5623
5624         list = service_list;
5625         service_list = NULL;
5626         g_sequence_free(list);
5627
5628         g_hash_table_destroy(service_hash);
5629         service_hash = NULL;
5630
5631         g_slist_free(counter_list);
5632         counter_list = NULL;
5633
5634         if (services_notify->id != 0) {
5635                 g_source_remove(services_notify->id);
5636                 service_send_signals(NULL);
5637                 g_hash_table_destroy(services_notify->remove);
5638                 g_hash_table_destroy(services_notify->add);
5639         }
5640         g_free(services_notify);
5641
5642         dbus_connection_unref(connection);
5643 }