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