src/service.c

   1 /*
   2  *
   3  *  Connection Manager
   4  *
   5  *  Copyright (C) 2007-2010  Intel Corporation. All rights reserved.
   6  *
   7  *  This program is free software; you can redistribute it and/or modify
   8  *  it under the terms of the GNU General Public License version 2 as
   9  *  published by the Free Software Foundation.
  10  *
  11  *  This program is distributed in the hope that it will be useful,
  12  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  *  GNU General Public License for more details.
  15  *
  16  *  You should have received a copy of the GNU General Public License
  17  *  along with this program; if not, write to the Free Software
  18  *  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
  19  *
  20  */
  21
  22 #ifdef HAVE_CONFIG_H
  23 #include <config.h>
  24 #endif
  25
  26 #include <errno.h>
  27 #include <stdio.h>
  28 #include <string.h>
  29 #include <netdb.h>
  30 #include <gdbus.h>
  31
  32 #include <connman/storage.h>
  33
  34 #include "connman.h"
  35
  36 #define CONNECT_TIMEOUT         120
  37
  38 static DBusConnection *connection = NULL;
  39
  40 static GSequence *service_list = NULL;
  41 static GHashTable *service_hash = NULL;
  42 static GSList *counter_list = NULL;
  43
  44 struct connman_stats {
  45         connman_bool_t valid;
  46         connman_bool_t enabled;
  47         struct connman_stats_data data_last;
  48         struct connman_stats_data data;
  49         GTimer *timer;
  50 };
  51
  52 struct connman_stats_counter {
  53         connman_bool_t append_all;
  54         struct connman_stats stats;
  55         struct connman_stats stats_roaming;
  56 };
  57
  58 struct connman_service {
  59         int refcount;
  60         int session_usage_count;
  61         char *identifier;
  62         char *path;
  63         enum connman_service_type type;
  64         enum connman_service_security security;
  65         enum connman_service_state state;
  66         enum connman_service_state state_ipv4;
  67         enum connman_service_state state_ipv6;
  68         enum connman_service_error error;
  69         connman_uint8_t strength;
  70         connman_bool_t favorite;
  71         connman_bool_t immutable;
  72         connman_bool_t hidden;
  73         connman_bool_t ignore;
  74         connman_bool_t autoconnect;
  75         connman_bool_t userconnect;
  76         GTimeVal modified;
  77         unsigned int order;
  78         char *name;
  79         char *passphrase;
  80         char *agent_passphrase;
  81         connman_bool_t roaming;
  82         struct connman_ipconfig *ipconfig_ipv4;
  83         struct connman_ipconfig *ipconfig_ipv6;
  84         struct connman_network *network;
  85         struct connman_provider *provider;
  86         char **nameservers;
  87         char **nameservers_config;
  88         char **nameservers_auto;
  89         char **domains;
  90         char *domainname;
  91         char **timeservers;
  92         /* 802.1x settings from the config files */
  93         char *eap;
  94         char *identity;
  95         char *agent_identity;
  96         char *ca_cert_file;
  97         char *client_cert_file;
  98         char *private_key_file;
  99         char *private_key_passphrase;
 100         char *phase2;
 101         DBusMessage *pending;
 102         guint timeout;
 103         struct connman_stats stats;
 104         struct connman_stats stats_roaming;
 105         GHashTable *counter_table;
 106         enum connman_service_proxy_method proxy;
 107         enum connman_service_proxy_method proxy_config;
 108         char **proxies;
 109         char **excludes;
 110         char *pac;
 111         connman_bool_t wps;
 112         int online_check_count;
 113 };
 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 static void state_changed(struct connman_service *service)
1218 {
1219         const char *str;
1220
1221         __connman_notifier_service_state_changed(service, service->state);
1222
1223         str = state2string(service->state);
1224         if (str == NULL)
1225                 return;
1226
1227         connman_dbus_property_changed_basic(service->path,
1228                                 CONNMAN_SERVICE_INTERFACE, "State",
1229                                                 DBUS_TYPE_STRING, &str);
1230 }
1231
1232 static void strength_changed(struct connman_service *service)
1233 {
1234         if (service->strength == 0)
1235                 return;
1236
1237         connman_dbus_property_changed_basic(service->path,
1238                                 CONNMAN_SERVICE_INTERFACE, "Strength",
1239                                         DBUS_TYPE_BYTE, &service->strength);
1240 }
1241
1242 static void favorite_changed(struct connman_service *service)
1243 {
1244         if (service->path == NULL)
1245                 return;
1246
1247         connman_dbus_property_changed_basic(service->path,
1248                                 CONNMAN_SERVICE_INTERFACE, "Favorite",
1249                                         DBUS_TYPE_BOOLEAN, &service->favorite);
1250 }
1251
1252 static void immutable_changed(struct connman_service *service)
1253 {
1254         if (service->path == NULL)
1255                 return;
1256
1257         connman_dbus_property_changed_basic(service->path,
1258                                 CONNMAN_SERVICE_INTERFACE, "Immutable",
1259                                         DBUS_TYPE_BOOLEAN, &service->immutable);
1260 }
1261
1262 static void roaming_changed(struct connman_service *service)
1263 {
1264         if (service->path == NULL)
1265                 return;
1266
1267         connman_dbus_property_changed_basic(service->path,
1268                                 CONNMAN_SERVICE_INTERFACE, "Roaming",
1269                                         DBUS_TYPE_BOOLEAN, &service->roaming);
1270 }
1271
1272 static void autoconnect_changed(struct connman_service *service)
1273 {
1274         if (service->path == NULL)
1275                 return;
1276
1277         connman_dbus_property_changed_basic(service->path,
1278                                 CONNMAN_SERVICE_INTERFACE, "AutoConnect",
1279                                 DBUS_TYPE_BOOLEAN, &service->autoconnect);
1280 }
1281
1282 static void append_security(DBusMessageIter *iter, void *user_data)
1283 {
1284         struct connman_service *service = user_data;
1285         const char *str;
1286
1287         str = security2string(service->security);
1288         if (str != NULL)
1289                 dbus_message_iter_append_basic(iter,
1290                                 DBUS_TYPE_STRING, &str);
1291
1292         /*
1293          * Some access points incorrectly advertise WPS even when they
1294          * are configured as open or no security, so filter
1295          * appropriately.
1296          */
1297         if (service->wps == TRUE) {
1298                 switch (service->security) {
1299                 case CONNMAN_SERVICE_SECURITY_PSK:
1300                 case CONNMAN_SERVICE_SECURITY_WPA:
1301                 case CONNMAN_SERVICE_SECURITY_RSN:
1302                         str = "wps";
1303                         dbus_message_iter_append_basic(iter,
1304                                 DBUS_TYPE_STRING, &str);
1305                         break;
1306                 case CONNMAN_SERVICE_SECURITY_UNKNOWN:
1307                 case CONNMAN_SERVICE_SECURITY_NONE:
1308                 case CONNMAN_SERVICE_SECURITY_WEP:
1309                 case CONNMAN_SERVICE_SECURITY_8021X:
1310                         break;
1311                 }
1312         }
1313 }
1314
1315 static void append_ethernet(DBusMessageIter *iter, void *user_data)
1316 {
1317         struct connman_service *service = user_data;
1318
1319         if (service->ipconfig_ipv4 != NULL)
1320                 __connman_ipconfig_append_ethernet(service->ipconfig_ipv4,
1321                                                                         iter);
1322         else if (service->ipconfig_ipv6 != NULL)
1323                 __connman_ipconfig_append_ethernet(service->ipconfig_ipv6,
1324                                                                         iter);
1325 }
1326
1327 static void append_ipv4(DBusMessageIter *iter, void *user_data)
1328 {
1329         struct connman_service *service = user_data;
1330
1331         DBG("ipv4 %p state %s", service->ipconfig_ipv4,
1332                                 state2string(service->state_ipv4));
1333
1334         if (is_connected_state(service, service->state_ipv4) == FALSE)
1335                 return;
1336
1337         if (service->ipconfig_ipv4 != NULL)
1338                 __connman_ipconfig_append_ipv4(service->ipconfig_ipv4, iter);
1339 }
1340
1341 static void append_ipv6(DBusMessageIter *iter, void *user_data)
1342 {
1343         struct connman_service *service = user_data;
1344
1345         DBG("ipv6 %p state %s", service->ipconfig_ipv6,
1346                                 state2string(service->state_ipv6));
1347
1348         if (is_connected_state(service, service->state_ipv6) == FALSE)
1349                 return;
1350
1351         if (service->ipconfig_ipv6 != NULL)
1352                 __connman_ipconfig_append_ipv6(service->ipconfig_ipv6, iter,
1353                                                 service->ipconfig_ipv4);
1354 }
1355
1356 static void append_ipv4config(DBusMessageIter *iter, void *user_data)
1357 {
1358         struct connman_service *service = user_data;
1359
1360         if (service->ipconfig_ipv4 != NULL)
1361                 __connman_ipconfig_append_ipv4config(service->ipconfig_ipv4,
1362                                                         iter);
1363 }
1364
1365 static void append_ipv6config(DBusMessageIter *iter, void *user_data)
1366 {
1367         struct connman_service *service = user_data;
1368
1369         if (service->ipconfig_ipv6 != NULL)
1370                 __connman_ipconfig_append_ipv6config(service->ipconfig_ipv6,
1371                                                         iter);
1372 }
1373
1374 static void append_nameserver(DBusMessageIter *iter, char ***nameservers)
1375 {
1376         char **servers;
1377         int i;
1378
1379         servers = *nameservers;
1380
1381         for (i = 0; servers[i] != NULL; i++) {
1382                 dbus_message_iter_append_basic(iter,
1383                                         DBUS_TYPE_STRING, &servers[i]);
1384         }
1385 }
1386
1387 static void append_dns(DBusMessageIter *iter, void *user_data)
1388 {
1389         struct connman_service *service = user_data;
1390
1391         if (is_connected(service) == FALSE)
1392                 return;
1393
1394         if (service->nameservers_config != NULL) {
1395                 append_nameserver(iter, &service->nameservers_config);
1396                 return;
1397         } else {
1398                 if (service->nameservers != NULL)
1399                         append_nameserver(iter, &service->nameservers);
1400
1401                 if (service->nameservers_auto != NULL)
1402                         append_nameserver(iter, &service->nameservers_auto);
1403         }
1404 }
1405
1406 static void append_dnsconfig(DBusMessageIter *iter, void *user_data)
1407 {
1408         struct connman_service *service = user_data;
1409         int i;
1410
1411         if (service->nameservers_config == NULL)
1412                 return;
1413
1414         for (i = 0; service->nameservers_config[i]; i++) {
1415                 dbus_message_iter_append_basic(iter,
1416                                 DBUS_TYPE_STRING,
1417                                 &service->nameservers_config[i]);
1418         }
1419 }
1420
1421 static void append_domain(DBusMessageIter *iter, void *user_data)
1422 {
1423         struct connman_service *service = user_data;
1424
1425         if (is_connected(service) == FALSE &&
1426                                 is_connecting(service) == FALSE)
1427                 return;
1428
1429         if (service->domainname == NULL)
1430                 return;
1431
1432         dbus_message_iter_append_basic(iter,
1433                                 DBUS_TYPE_STRING, &service->domainname);
1434 }
1435
1436 static void append_domainconfig(DBusMessageIter *iter, void *user_data)
1437 {
1438         struct connman_service *service = user_data;
1439         int i;
1440
1441         if (service->domains == NULL)
1442                 return;
1443
1444         for (i = 0; service->domains[i]; i++)
1445                 dbus_message_iter_append_basic(iter,
1446                                 DBUS_TYPE_STRING, &service->domains[i]);
1447 }
1448
1449 static void append_proxies(DBusMessageIter *iter, void *user_data)
1450 {
1451         struct connman_service *service = user_data;
1452         int i;
1453
1454         if (service->proxies == NULL)
1455                 return;
1456
1457         for (i = 0; service->proxies[i]; i++)
1458                 dbus_message_iter_append_basic(iter,
1459                                 DBUS_TYPE_STRING, &service->proxies[i]);
1460 }
1461
1462 static void append_excludes(DBusMessageIter *iter, void *user_data)
1463 {
1464         struct connman_service *service = user_data;
1465         int i;
1466
1467         if (service->excludes == NULL)
1468                 return;
1469
1470         for (i = 0; service->excludes[i]; i++)
1471                 dbus_message_iter_append_basic(iter,
1472                                 DBUS_TYPE_STRING, &service->excludes[i]);
1473 }
1474
1475 static void append_proxy(DBusMessageIter *iter, void *user_data)
1476 {
1477         struct connman_service *service = user_data;
1478         enum connman_service_proxy_method proxy;
1479         const char *pac = NULL;
1480         const char *method = proxymethod2string(
1481                 CONNMAN_SERVICE_PROXY_METHOD_DIRECT);
1482
1483         DBG("");
1484
1485         if (is_connected(service) == FALSE)
1486                 return;
1487
1488         proxy = connman_service_get_proxy_method(service);
1489
1490         switch (proxy) {
1491         case CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN:
1492                 return;
1493         case CONNMAN_SERVICE_PROXY_METHOD_DIRECT:
1494                 goto done;
1495         case CONNMAN_SERVICE_PROXY_METHOD_MANUAL:
1496                 connman_dbus_dict_append_array(iter, "Servers",
1497                                         DBUS_TYPE_STRING, append_proxies,
1498                                         service);
1499
1500                 connman_dbus_dict_append_array(iter, "Excludes",
1501                                         DBUS_TYPE_STRING, append_excludes,
1502                                         service);
1503                 break;
1504         case CONNMAN_SERVICE_PROXY_METHOD_AUTO:
1505                 /* Maybe DHCP, or WPAD,  has provided an url for a pac file */
1506                 if (service->ipconfig_ipv4 != NULL)
1507                         pac = __connman_ipconfig_get_proxy_autoconfig(
1508                                 service->ipconfig_ipv4);
1509                 else if (service->ipconfig_ipv6 != NULL)
1510                         pac = __connman_ipconfig_get_proxy_autoconfig(
1511                                 service->ipconfig_ipv6);
1512
1513                 if (service->pac == NULL && pac == NULL)
1514                         goto done;
1515
1516                 if (service->pac != NULL)
1517                         pac = service->pac;
1518
1519                 connman_dbus_dict_append_basic(iter, "URL",
1520                                         DBUS_TYPE_STRING, &pac);
1521                 break;
1522         }
1523
1524         method = proxymethod2string(proxy);
1525
1526 done:
1527         connman_dbus_dict_append_basic(iter, "Method",
1528                                         DBUS_TYPE_STRING, &method);
1529 }
1530
1531 static void append_proxyconfig(DBusMessageIter *iter, void *user_data)
1532 {
1533         struct connman_service *service = user_data;
1534         const char *method;
1535
1536         if (service->proxy_config == CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN)
1537                 return;
1538
1539         switch (service->proxy_config) {
1540         case CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN:
1541                 return;
1542         case CONNMAN_SERVICE_PROXY_METHOD_DIRECT:
1543                 break;
1544         case CONNMAN_SERVICE_PROXY_METHOD_MANUAL:
1545                 if (service->proxies != NULL)
1546                         connman_dbus_dict_append_array(iter, "Servers",
1547                                                 DBUS_TYPE_STRING,
1548                                                 append_proxies, service);
1549
1550                 if (service->excludes != NULL)
1551                         connman_dbus_dict_append_array(iter, "Excludes",
1552                                                 DBUS_TYPE_STRING,
1553                                                 append_excludes, service);
1554                 break;
1555         case CONNMAN_SERVICE_PROXY_METHOD_AUTO:
1556                 if (service->pac != NULL)
1557                         connman_dbus_dict_append_basic(iter, "URL",
1558                                         DBUS_TYPE_STRING, &service->pac);
1559                 break;
1560         }
1561
1562         method = proxymethod2string(service->proxy_config);
1563
1564         connman_dbus_dict_append_basic(iter, "Method",
1565                                 DBUS_TYPE_STRING, &method);
1566 }
1567
1568 static void append_provider(DBusMessageIter *iter, void *user_data)
1569 {
1570         struct connman_service *service = user_data;
1571
1572         DBG("%p %p", service, service->provider);
1573
1574         if (is_connected(service) == FALSE)
1575                 return;
1576
1577         if (service->provider != NULL)
1578                 __connman_provider_append_properties(service->provider, iter);
1579 }
1580
1581
1582 static void settings_changed(struct connman_service *service,
1583                                 struct connman_ipconfig *ipconfig)
1584 {
1585         connman_dbus_property_changed_dict(service->path,
1586                                         CONNMAN_SERVICE_INTERFACE, "IPv4",
1587                                                         append_ipv4, service);
1588
1589         connman_dbus_property_changed_dict(service->path,
1590                                         CONNMAN_SERVICE_INTERFACE, "IPv6",
1591                                                         append_ipv6, service);
1592
1593         __connman_notifier_ipconfig_changed(service, ipconfig);
1594 }
1595
1596 static void ipv4_configuration_changed(struct connman_service *service)
1597 {
1598         connman_dbus_property_changed_dict(service->path,
1599                                         CONNMAN_SERVICE_INTERFACE,
1600                                                         "IPv4.Configuration",
1601                                                         append_ipv4config,
1602                                                         service);
1603 }
1604
1605 static void ipv6_configuration_changed(struct connman_service *service)
1606 {
1607         connman_dbus_property_changed_dict(service->path,
1608                                         CONNMAN_SERVICE_INTERFACE,
1609                                                         "IPv6.Configuration",
1610                                                         append_ipv6config,
1611                                                         service);
1612 }
1613
1614 static void dns_changed(struct connman_service *service)
1615 {
1616         connman_dbus_property_changed_array(service->path,
1617                                 CONNMAN_SERVICE_INTERFACE, "Nameservers",
1618                                         DBUS_TYPE_STRING, append_dns, service);
1619 }
1620
1621 static void dns_configuration_changed(struct connman_service *service)
1622 {
1623         connman_dbus_property_changed_array(service->path,
1624                                 CONNMAN_SERVICE_INTERFACE,
1625                                 "Nameservers.Configuration",
1626                                 DBUS_TYPE_STRING, append_dnsconfig, service);
1627
1628         dns_changed(service);
1629 }
1630
1631 static void domain_changed(struct connman_service *service)
1632 {
1633         connman_dbus_property_changed_array(service->path,
1634                                 CONNMAN_SERVICE_INTERFACE, "Domains",
1635                                 DBUS_TYPE_STRING, append_domain, service);
1636 }
1637
1638 static void domain_configuration_changed(struct connman_service *service)
1639 {
1640         connman_dbus_property_changed_array(service->path,
1641                                 CONNMAN_SERVICE_INTERFACE,
1642                                 "Domains.Configuration",
1643                                 DBUS_TYPE_STRING, append_domainconfig, service);
1644 }
1645
1646 static void proxy_changed(struct connman_service *service)
1647 {
1648         connman_dbus_property_changed_dict(service->path,
1649                                         CONNMAN_SERVICE_INTERFACE, "Proxy",
1650                                                         append_proxy, service);
1651 }
1652
1653 static void proxy_configuration_changed(struct connman_service *service)
1654 {
1655         connman_dbus_property_changed_dict(service->path,
1656                         CONNMAN_SERVICE_INTERFACE, "Proxy.Configuration",
1657                                                 append_proxyconfig, service);
1658
1659         proxy_changed(service);
1660 }
1661
1662 static void link_changed(struct connman_service *service)
1663 {
1664         connman_dbus_property_changed_dict(service->path,
1665                                         CONNMAN_SERVICE_INTERFACE, "Ethernet",
1666                                                 append_ethernet, service);
1667 }
1668
1669 static void stats_append_counters(DBusMessageIter *dict,
1670                         struct connman_stats_data *stats,
1671                         struct connman_stats_data *counters,
1672                         connman_bool_t append_all)
1673 {
1674         if (counters->rx_packets != stats->rx_packets || append_all) {
1675                 counters->rx_packets = stats->rx_packets;
1676                 connman_dbus_dict_append_basic(dict, "RX.Packets",
1677                                         DBUS_TYPE_UINT32, &stats->rx_packets);
1678         }
1679
1680         if (counters->tx_packets != stats->tx_packets || append_all) {
1681                 counters->tx_packets = stats->tx_packets;
1682                 connman_dbus_dict_append_basic(dict, "TX.Packets",
1683                                         DBUS_TYPE_UINT32, &stats->tx_packets);
1684         }
1685
1686         if (counters->rx_bytes != stats->rx_bytes || append_all) {
1687                 counters->rx_bytes = stats->rx_bytes;
1688                 connman_dbus_dict_append_basic(dict, "RX.Bytes",
1689                                         DBUS_TYPE_UINT32, &stats->rx_bytes);
1690         }
1691
1692         if (counters->tx_bytes != stats->tx_bytes || append_all) {
1693                 counters->tx_bytes = stats->tx_bytes;
1694                 connman_dbus_dict_append_basic(dict, "TX.Bytes",
1695                                         DBUS_TYPE_UINT32, &stats->tx_bytes);
1696         }
1697
1698         if (counters->rx_errors != stats->rx_errors || append_all) {
1699                 counters->rx_errors = stats->rx_errors;
1700                 connman_dbus_dict_append_basic(dict, "RX.Errors",
1701                                         DBUS_TYPE_UINT32, &stats->rx_errors);
1702         }
1703
1704         if (counters->tx_errors != stats->tx_errors || append_all) {
1705                 counters->tx_errors = stats->tx_errors;
1706                 connman_dbus_dict_append_basic(dict, "TX.Errors",
1707                                         DBUS_TYPE_UINT32, &stats->tx_errors);
1708         }
1709
1710         if (counters->rx_dropped != stats->rx_dropped || append_all) {
1711                 counters->rx_dropped = stats->rx_dropped;
1712                 connman_dbus_dict_append_basic(dict, "RX.Dropped",
1713                                         DBUS_TYPE_UINT32, &stats->rx_dropped);
1714         }
1715
1716         if (counters->tx_dropped != stats->tx_dropped || append_all) {
1717                 counters->tx_dropped = stats->tx_dropped;
1718                 connman_dbus_dict_append_basic(dict, "TX.Dropped",
1719                                         DBUS_TYPE_UINT32, &stats->tx_dropped);
1720         }
1721
1722         if (counters->time != stats->time || append_all) {
1723                 counters->time = stats->time;
1724                 connman_dbus_dict_append_basic(dict, "Time",
1725                                         DBUS_TYPE_UINT32, &stats->time);
1726         }
1727 }
1728
1729 static void stats_append(struct connman_service *service,
1730                                 const char *counter,
1731                                 struct connman_stats_counter *counters,
1732                                 connman_bool_t append_all)
1733 {
1734         DBusMessageIter array, dict;
1735         DBusMessage *msg;
1736
1737         DBG("service %p counter %s", service, counter);
1738
1739         msg = dbus_message_new(DBUS_MESSAGE_TYPE_METHOD_CALL);
1740         if (msg == NULL)
1741                 return;
1742
1743         dbus_message_append_args(msg, DBUS_TYPE_OBJECT_PATH,
1744                                 &service->path, DBUS_TYPE_INVALID);
1745
1746         dbus_message_iter_init_append(msg, &array);
1747
1748         /* home counter */
1749         connman_dbus_dict_open(&array, &dict);
1750
1751         stats_append_counters(&dict, &service->stats.data,
1752                                 &counters->stats.data, append_all);
1753
1754         connman_dbus_dict_close(&array, &dict);
1755
1756         /* roaming counter */
1757         connman_dbus_dict_open(&array, &dict);
1758
1759         stats_append_counters(&dict, &service->stats_roaming.data,
1760                                 &counters->stats_roaming.data, append_all);
1761
1762         connman_dbus_dict_close(&array, &dict);
1763
1764         __connman_counter_send_usage(counter, msg);
1765 }
1766
1767 static void stats_update(struct connman_service *service,
1768                                 unsigned int rx_packets, unsigned int tx_packets,
1769                                 unsigned int rx_bytes, unsigned int tx_bytes,
1770                                 unsigned int rx_errors, unsigned int tx_errors,
1771                                 unsigned int rx_dropped, unsigned int tx_dropped)
1772 {
1773         struct connman_stats *stats = stats_get(service);
1774         struct connman_stats_data *data_last = &stats->data_last;
1775         struct connman_stats_data *data = &stats->data;
1776         unsigned int seconds;
1777
1778         DBG("service %p", service);
1779
1780         if (stats->valid == TRUE) {
1781                 data->rx_packets +=
1782                         rx_packets - data_last->rx_packets;
1783                 data->tx_packets +=
1784                         tx_packets - data_last->tx_packets;
1785                 data->rx_bytes +=
1786                         rx_bytes - data_last->rx_bytes;
1787                 data->tx_bytes +=
1788                         tx_bytes - data_last->tx_bytes;
1789                 data->rx_errors +=
1790                         rx_errors - data_last->rx_errors;
1791                 data->tx_errors +=
1792                         tx_errors - data_last->tx_errors;
1793                 data->rx_dropped +=
1794                         rx_dropped - data_last->rx_dropped;
1795                 data->tx_dropped +=
1796                         tx_dropped - data_last->tx_dropped;
1797         } else {
1798                 stats->valid = TRUE;
1799         }
1800
1801         data_last->rx_packets = rx_packets;
1802         data_last->tx_packets = tx_packets;
1803         data_last->rx_bytes = rx_bytes;
1804         data_last->tx_bytes = tx_bytes;
1805         data_last->rx_errors = rx_errors;
1806         data_last->tx_errors = tx_errors;
1807         data_last->rx_dropped = rx_dropped;
1808         data_last->tx_dropped = tx_dropped;
1809
1810         seconds = g_timer_elapsed(stats->timer, NULL);
1811         stats->data.time = stats->data_last.time + seconds;
1812 }
1813
1814 void __connman_service_notify(struct connman_service *service,
1815                         unsigned int rx_packets, unsigned int tx_packets,
1816                         unsigned int rx_bytes, unsigned int tx_bytes,
1817                         unsigned int rx_errors, unsigned int tx_errors,
1818                         unsigned int rx_dropped, unsigned int tx_dropped)
1819 {
1820         GHashTableIter iter;
1821         gpointer key, value;
1822         const char *counter;
1823         struct connman_stats_counter *counters;
1824         struct connman_stats_data *data;
1825         int err;
1826
1827         if (service == NULL)
1828                 return;
1829
1830         if (is_connected(service) == FALSE)
1831                 return;
1832
1833         stats_update(service,
1834                 rx_packets, tx_packets,
1835                 rx_bytes, tx_bytes,
1836                 rx_errors, tx_errors,
1837                 rx_dropped, tx_dropped);
1838
1839         data = &stats_get(service)->data;
1840         err = __connman_stats_update(service, service->roaming, data);
1841         if (err < 0)
1842                 connman_error("Failed to store statistics for %s",
1843                                 service->identifier);
1844
1845         g_hash_table_iter_init(&iter, service->counter_table);
1846         while (g_hash_table_iter_next(&iter, &key, &value)) {
1847                 counter = key;
1848                 counters = value;
1849
1850                 stats_append(service, counter, counters, counters->append_all);
1851                 counters->append_all = FALSE;
1852         }
1853 }
1854
1855 int __connman_service_counter_register(const char *counter)
1856 {
1857         struct connman_service *service;
1858         GSequenceIter *iter;
1859         struct connman_stats_counter *counters;
1860
1861         DBG("counter %s", counter);
1862
1863         counter_list = g_slist_append(counter_list, (gpointer)counter);
1864
1865         iter = g_sequence_get_begin_iter(service_list);
1866
1867         while (g_sequence_iter_is_end(iter) == FALSE) {
1868                 service = g_sequence_get(iter);
1869
1870                 counters = g_try_new0(struct connman_stats_counter, 1);
1871                 if (counters == NULL)
1872                         return -ENOMEM;
1873
1874                 counters->append_all = TRUE;
1875
1876                 g_hash_table_replace(service->counter_table, (gpointer)counter,
1877                                         counters);
1878
1879                 iter = g_sequence_iter_next(iter);
1880         }
1881
1882         return 0;
1883 }
1884
1885 void __connman_service_counter_unregister(const char *counter)
1886 {
1887         struct connman_service *service;
1888         GSequenceIter *iter;
1889
1890         DBG("counter %s", counter);
1891
1892         iter = g_sequence_get_begin_iter(service_list);
1893
1894         while (g_sequence_iter_is_end(iter) == FALSE) {
1895                 service = g_sequence_get(iter);
1896
1897                 g_hash_table_remove(service->counter_table, counter);
1898
1899                 iter = g_sequence_iter_next(iter);
1900         }
1901
1902         counter_list = g_slist_remove(counter_list, counter);
1903 }
1904
1905 GSequence *__connman_service_get_list(struct connman_session *session,
1906                                 service_match_cb service_match,
1907                                 create_service_entry_cb create_service_entry,
1908                                 GDestroyNotify destroy_service_entry)
1909 {
1910         GSequence *list;
1911         GSequenceIter *iter;
1912         struct connman_service *service;
1913         struct service_entry *entry;
1914
1915         list = g_sequence_new(destroy_service_entry);
1916         if (list == NULL)
1917                 return NULL;
1918
1919         iter = g_sequence_get_begin_iter(service_list);
1920
1921         while (g_sequence_iter_is_end(iter) == FALSE) {
1922                 service = g_sequence_get(iter);
1923
1924                 if (service_match(session, service) == TRUE) {
1925                         entry = create_service_entry(service, service->name,
1926                                                         service->state);
1927                         if (entry == NULL)
1928                                 return list;
1929
1930                         g_sequence_append(list, entry);
1931                 }
1932
1933                 iter = g_sequence_iter_next(iter);
1934         }
1935
1936         return list;
1937 }
1938
1939 void __connman_service_session_inc(struct connman_service *service)
1940 {
1941         DBG("service %p ref count %d", service,
1942                 service->session_usage_count + 1);
1943
1944         __sync_fetch_and_add(&service->session_usage_count, 1);
1945 }
1946
1947 connman_bool_t __connman_service_session_dec(struct connman_service *service)
1948 {
1949         DBG("service %p ref count %d", service,
1950                 service->session_usage_count - 1);
1951
1952         if (__sync_fetch_and_sub(&service->session_usage_count, 1) != 1)
1953                 return FALSE;
1954
1955         return TRUE;
1956 }
1957
1958 static void append_properties(DBusMessageIter *dict, dbus_bool_t limited,
1959                                         struct connman_service *service)
1960 {
1961         const char *str;
1962
1963         str = __connman_service_type2string(service->type);
1964         if (str != NULL)
1965                 connman_dbus_dict_append_basic(dict, "Type",
1966                                                 DBUS_TYPE_STRING, &str);
1967
1968         connman_dbus_dict_append_array(dict, "Security",
1969                                 DBUS_TYPE_STRING, append_security, service);
1970
1971         str = state2string(service->state);
1972         if (str != NULL)
1973                 connman_dbus_dict_append_basic(dict, "State",
1974                                                 DBUS_TYPE_STRING, &str);
1975
1976         str = error2string(service->error);
1977         if (str != NULL)
1978                 connman_dbus_dict_append_basic(dict, "Error",
1979                                                 DBUS_TYPE_STRING, &str);
1980
1981         if (service->strength > 0)
1982                 connman_dbus_dict_append_basic(dict, "Strength",
1983                                         DBUS_TYPE_BYTE, &service->strength);
1984
1985         connman_dbus_dict_append_basic(dict, "Favorite",
1986                                         DBUS_TYPE_BOOLEAN, &service->favorite);
1987
1988         connman_dbus_dict_append_basic(dict, "Immutable",
1989                                         DBUS_TYPE_BOOLEAN, &service->immutable);
1990
1991         if (service->favorite == TRUE)
1992                 connman_dbus_dict_append_basic(dict, "AutoConnect",
1993                                 DBUS_TYPE_BOOLEAN, &service->autoconnect);
1994         else
1995                 connman_dbus_dict_append_basic(dict, "AutoConnect",
1996                                         DBUS_TYPE_BOOLEAN, &service->favorite);
1997
1998         if (service->name != NULL)
1999                 connman_dbus_dict_append_basic(dict, "Name",
2000                                         DBUS_TYPE_STRING, &service->name);
2001
2002         switch (service->type) {
2003         case CONNMAN_SERVICE_TYPE_UNKNOWN:
2004         case CONNMAN_SERVICE_TYPE_SYSTEM:
2005         case CONNMAN_SERVICE_TYPE_GPS:
2006         case CONNMAN_SERVICE_TYPE_VPN:
2007         case CONNMAN_SERVICE_TYPE_GADGET:
2008                 break;
2009         case CONNMAN_SERVICE_TYPE_CELLULAR:
2010                 connman_dbus_dict_append_basic(dict, "Roaming",
2011                                         DBUS_TYPE_BOOLEAN, &service->roaming);
2012
2013                 connman_dbus_dict_append_dict(dict, "Ethernet",
2014                                                 append_ethernet, service);
2015                 break;
2016         case CONNMAN_SERVICE_TYPE_WIFI:
2017         case CONNMAN_SERVICE_TYPE_ETHERNET:
2018         case CONNMAN_SERVICE_TYPE_WIMAX:
2019         case CONNMAN_SERVICE_TYPE_BLUETOOTH:
2020                 connman_dbus_dict_append_dict(dict, "Ethernet",
2021                                                 append_ethernet, service);
2022                 break;
2023         }
2024
2025         connman_dbus_dict_append_dict(dict, "IPv4", append_ipv4, service);
2026
2027         connman_dbus_dict_append_dict(dict, "IPv4.Configuration",
2028                                                 append_ipv4config, service);
2029
2030         connman_dbus_dict_append_dict(dict, "IPv6", append_ipv6, service);
2031
2032         connman_dbus_dict_append_dict(dict, "IPv6.Configuration",
2033                                                 append_ipv6config, service);
2034
2035         connman_dbus_dict_append_array(dict, "Nameservers",
2036                                 DBUS_TYPE_STRING, append_dns, service);
2037
2038         connman_dbus_dict_append_array(dict, "Nameservers.Configuration",
2039                                 DBUS_TYPE_STRING, append_dnsconfig, service);
2040
2041         connman_dbus_dict_append_array(dict, "Domains",
2042                                 DBUS_TYPE_STRING, append_domain, service);
2043
2044         connman_dbus_dict_append_array(dict, "Domains.Configuration",
2045                                 DBUS_TYPE_STRING, append_domainconfig, service);
2046
2047         connman_dbus_dict_append_dict(dict, "Proxy", append_proxy, service);
2048
2049         connman_dbus_dict_append_dict(dict, "Proxy.Configuration",
2050                                                 append_proxyconfig, service);
2051
2052         connman_dbus_dict_append_dict(dict, "Provider",
2053                                                 append_provider, service);
2054 }
2055
2056 static void append_struct(gpointer value, gpointer user_data)
2057 {
2058         struct connman_service *service = value;
2059         DBusMessageIter *iter = user_data;
2060         DBusMessageIter entry, dict;
2061
2062         if (service->path == NULL)
2063                 return;
2064
2065         dbus_message_iter_open_container(iter, DBUS_TYPE_STRUCT, NULL, &entry);
2066
2067         dbus_message_iter_append_basic(&entry, DBUS_TYPE_OBJECT_PATH,
2068                                                         &service->path);
2069
2070         connman_dbus_dict_open(&entry, &dict);
2071         append_properties(&dict, TRUE, service);
2072         connman_dbus_dict_close(&entry, &dict);
2073
2074         dbus_message_iter_close_container(iter, &entry);
2075 }
2076
2077 void __connman_service_list_struct(DBusMessageIter *iter)
2078 {
2079         g_sequence_foreach(service_list, append_struct, iter);
2080 }
2081
2082 connman_bool_t __connman_service_is_hidden(struct connman_service *service)
2083 {
2084         return service->hidden;
2085 }
2086
2087 int __connman_service_get_index(struct connman_service *service)
2088 {
2089         if (service == NULL)
2090                 return -1;
2091
2092         if (service->network != NULL)
2093                 return connman_network_get_index(service->network);
2094         else if (service->provider != NULL)
2095                 return connman_provider_get_index(service->provider);
2096
2097         return -1;
2098 }
2099
2100 void __connman_service_set_domainname(struct connman_service *service,
2101                                                 const char *domainname)
2102 {
2103         if (service == NULL || service->hidden == TRUE)
2104                 return;
2105
2106         g_free(service->domainname);
2107         service->domainname = g_strdup(domainname);
2108
2109         domain_changed(service);
2110 }
2111
2112 const char *connman_service_get_domainname(struct connman_service *service)
2113 {
2114         if (service == NULL)
2115                 return NULL;
2116
2117         if (service->domains != NULL)
2118                 return service->domains[0];
2119         else
2120                 return service->domainname;
2121 }
2122
2123 char **connman_service_get_nameservers(struct connman_service *service)
2124 {
2125         if (service == NULL)
2126                 return NULL;
2127
2128         if (service->nameservers_config != NULL)
2129                 return g_strdupv(service->nameservers_config);
2130         else if (service->nameservers != NULL ||
2131                                         service->nameservers_auto != NULL) {
2132                 int len = 0, len_auto = 0, i;
2133                 char **nameservers;
2134
2135                 if (service->nameservers != NULL)
2136                         len = g_strv_length(service->nameservers);
2137                 if (service->nameservers_auto != NULL)
2138                         len_auto = g_strv_length(service->nameservers_auto);
2139
2140                 nameservers = g_try_new0(char *, len + len_auto + 1);
2141                 if (nameservers == NULL)
2142                         return NULL;
2143
2144                 for (i = 0; i < len; i++)
2145                         nameservers[i] = g_strdup(service->nameservers[i]);
2146
2147                 for (i = 0; i < len_auto; i++)
2148                         nameservers[i + len] =
2149                                 g_strdup(service->nameservers_auto[i]);
2150
2151                 return nameservers;
2152         }
2153
2154         return NULL;
2155 }
2156
2157 char **connman_service_get_timeservers(struct connman_service *service)
2158 {
2159         if (service == NULL)
2160                 return NULL;
2161
2162         if (service->timeservers != NULL)
2163                 return service->timeservers;
2164
2165         return NULL;
2166 }
2167
2168 void connman_service_set_proxy_method(struct connman_service *service,
2169                                         enum connman_service_proxy_method method)
2170 {
2171         if (service == NULL || service->hidden == TRUE)
2172                 return;
2173
2174         service->proxy = method;
2175
2176         proxy_changed(service);
2177
2178         if (method != CONNMAN_SERVICE_PROXY_METHOD_AUTO)
2179                 __connman_notifier_proxy_changed(service);
2180 }
2181
2182 enum connman_service_proxy_method connman_service_get_proxy_method(
2183                                         struct connman_service *service)
2184 {
2185         if (service == NULL)
2186                 return CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN;
2187
2188         if (service->proxy_config != CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN) {
2189                 if (service->proxy_config == CONNMAN_SERVICE_PROXY_METHOD_AUTO &&
2190                                 service->pac == NULL)
2191                         return service->proxy;
2192
2193                 return service->proxy_config;
2194         }
2195
2196         return service->proxy;
2197 }
2198
2199 char **connman_service_get_proxy_servers(struct connman_service *service)
2200 {
2201         return g_strdupv(service->proxies);
2202 }
2203
2204 char **connman_service_get_proxy_excludes(struct connman_service *service)
2205 {
2206         return g_strdupv(service->excludes);
2207 }
2208
2209 const char *connman_service_get_proxy_url(struct connman_service *service)
2210 {
2211         if (service == NULL)
2212                 return NULL;
2213
2214         return service->pac;
2215 }
2216
2217 void __connman_service_set_proxy_autoconfig(struct connman_service *service,
2218                                                         const char *url)
2219 {
2220         if (service == NULL || service->hidden == TRUE)
2221                 return;
2222
2223         service->proxy = CONNMAN_SERVICE_PROXY_METHOD_AUTO;
2224
2225         if (service->ipconfig_ipv4) {
2226                 if (__connman_ipconfig_set_proxy_autoconfig(
2227                             service->ipconfig_ipv4, url) < 0)
2228                         return;
2229         } else if (service->ipconfig_ipv6) {
2230                 if (__connman_ipconfig_set_proxy_autoconfig(
2231                             service->ipconfig_ipv6, url) < 0)
2232                         return;
2233         } else
2234                 return;
2235
2236         proxy_changed(service);
2237
2238         __connman_notifier_proxy_changed(service);
2239 }
2240
2241 const char *connman_service_get_proxy_autoconfig(struct connman_service *service)
2242 {
2243         if (service == NULL)
2244                 return NULL;
2245
2246         if (service->ipconfig_ipv4)
2247                 return __connman_ipconfig_get_proxy_autoconfig(
2248                                                 service->ipconfig_ipv4);
2249         else if (service->ipconfig_ipv6)
2250                 return __connman_ipconfig_get_proxy_autoconfig(
2251                                                 service->ipconfig_ipv6);
2252         return NULL;
2253 }
2254
2255 static void update_timeservers(struct connman_service *service)
2256 {
2257         int i;
2258
2259         if (service->timeservers == NULL)
2260                 return;
2261
2262         switch (service->state) {
2263         case CONNMAN_SERVICE_STATE_UNKNOWN:
2264         case CONNMAN_SERVICE_STATE_IDLE:
2265         case CONNMAN_SERVICE_STATE_ASSOCIATION:
2266         case CONNMAN_SERVICE_STATE_CONFIGURATION:
2267                 return;
2268         case CONNMAN_SERVICE_STATE_FAILURE:
2269         case CONNMAN_SERVICE_STATE_DISCONNECT:
2270                 for (i = 0; service->timeservers[i] != NULL; i++)
2271                         connman_timeserver_remove(service->timeservers[i]);
2272                 return;
2273         case CONNMAN_SERVICE_STATE_READY:
2274         case CONNMAN_SERVICE_STATE_ONLINE:
2275                 break;
2276         }
2277
2278         for (i = 0; service->timeservers[i] != NULL; i++)
2279                 connman_timeserver_append(service->timeservers[i]);
2280 }
2281
2282 int __connman_service_timeserver_append(struct connman_service *service,
2283                                                 const char *timeserver)
2284 {
2285         int len;
2286
2287         DBG("service %p timeserver %s", service, timeserver);
2288
2289         if (timeserver == NULL)
2290                 return -EINVAL;
2291
2292         if (service->timeservers != NULL) {
2293                 int i;
2294
2295                 for (i = 0; service->timeservers[i] != NULL; i++)
2296                         if (g_strcmp0(service->timeservers[i], timeserver) == 0)
2297                                 return -EEXIST;
2298
2299                 len = g_strv_length(service->timeservers);
2300                 service->timeservers = g_try_renew(char *, service->timeservers,
2301                                                         len + 2);
2302         } else {
2303                 len = 0;
2304                 service->timeservers = g_try_new0(char *, len + 2);
2305         }
2306
2307         if (service->timeservers == NULL)
2308                 return -ENOMEM;
2309
2310         service->timeservers[len] = g_strdup(timeserver);
2311         service->timeservers[len + 1] = NULL;
2312
2313         update_timeservers(service);
2314
2315         return 0;
2316 }
2317
2318 int __connman_service_timeserver_remove(struct connman_service *service,
2319                                                 const char *timeserver)
2320 {
2321         char **servers;
2322         int len, i, j, found = 0;
2323
2324         DBG("service %p timeserver %s", service, timeserver);
2325
2326         if (timeserver == NULL)
2327                 return -EINVAL;
2328
2329         if (service->timeservers == NULL)
2330                 return 0;
2331
2332         for (i = 0; service->timeservers != NULL &&
2333                                         service->timeservers[i] != NULL; i++)
2334                 if (g_strcmp0(service->timeservers[i], timeserver) == 0) {
2335                         found = 1;
2336                         break;
2337                 }
2338
2339         if (found == 0)
2340                 return 0;
2341
2342         len = g_strv_length(service->timeservers);
2343
2344         if (len == 1) {
2345                 g_strfreev(service->timeservers);
2346                 service->timeservers = NULL;
2347
2348                 return 0;
2349         }
2350
2351         servers = g_try_new0(char *, len);
2352         if (servers == NULL)
2353                 return -ENOMEM;
2354
2355         for (i = 0, j = 0; i < len; i++) {
2356                 if (g_strcmp0(service->timeservers[i], timeserver) != 0) {
2357                         servers[j] = g_strdup(service->timeservers[i]);
2358                         if (servers[j] == NULL)
2359                                 return -ENOMEM;
2360                         j++;
2361                 }
2362         }
2363         servers[len - 1] = NULL;
2364
2365         g_strfreev(service->timeservers);
2366         service->timeservers = servers;
2367
2368         update_timeservers(service);
2369
2370         return 0;
2371 }
2372
2373 void __connman_service_set_pac(struct connman_service *service,
2374                                         const char *pac)
2375 {
2376         if (service->hidden == TRUE)
2377                 return;
2378         g_free(service->pac);
2379         service->pac = g_strdup(pac);
2380
2381         proxy_changed(service);
2382 }
2383
2384 void __connman_service_set_identity(struct connman_service *service,
2385                                         const char *identity)
2386 {
2387         if (service->immutable || service->hidden == TRUE)
2388                 return;
2389
2390         g_free(service->identity);
2391         service->identity = g_strdup(identity);
2392
2393         if (service->network != NULL)
2394                 connman_network_set_string(service->network,
2395                                         "WiFi.Identity",
2396                                         service->identity);
2397 }
2398
2399 void __connman_service_set_agent_identity(struct connman_service *service,
2400                                                 const char *agent_identity)
2401 {
2402         if (service->hidden == TRUE)
2403                 return;
2404         g_free(service->agent_identity);
2405         service->agent_identity = g_strdup(agent_identity);
2406
2407         if (service->network != NULL)
2408                 connman_network_set_string(service->network,
2409                                         "WiFi.AgentIdentity",
2410                                         service->agent_identity);
2411 }
2412
2413 void __connman_service_set_passphrase(struct connman_service *service,
2414                                         const char* passphrase)
2415 {
2416         if (service->immutable == TRUE || service->hidden == TRUE)
2417                 return;
2418
2419         g_free(service->passphrase);
2420         service->passphrase = g_strdup(passphrase);
2421
2422         if (service->network != NULL)
2423                 connman_network_set_string(service->network,
2424                                         "WiFi.Passphrase",
2425                                         service->passphrase);
2426
2427         service_save(service);
2428 }
2429
2430 void __connman_service_set_agent_passphrase(struct connman_service *service,
2431                                                 const char *agent_passphrase)
2432 {
2433         if (service->hidden == TRUE)
2434                 return;
2435         g_free(service->agent_passphrase);
2436         service->agent_passphrase = g_strdup(agent_passphrase);
2437
2438         if (service->network != NULL)
2439                 connman_network_set_string(service->network,
2440                                         "WiFi.AgentPassphrase",
2441                                         service->agent_passphrase);
2442 }
2443
2444 static DBusMessage *get_properties(DBusConnection *conn,
2445                                         DBusMessage *msg, void *user_data)
2446 {
2447         struct connman_service *service = user_data;
2448         DBusMessage *reply;
2449         DBusMessageIter array, dict;
2450
2451         DBG("service %p", service);
2452
2453         reply = dbus_message_new_method_return(msg);
2454         if (reply == NULL)
2455                 return NULL;
2456
2457         dbus_message_iter_init_append(reply, &array);
2458
2459         connman_dbus_dict_open(&array, &dict);
2460         append_properties(&dict, FALSE, service);
2461         connman_dbus_dict_close(&array, &dict);
2462
2463         return reply;
2464 }
2465
2466 static int update_proxy_configuration(struct connman_service *service,
2467                                 DBusMessageIter *array)
2468 {
2469         DBusMessageIter dict;
2470         enum connman_service_proxy_method method;
2471         GString *servers_str = NULL;
2472         GString *excludes_str = NULL;
2473         const char *url = NULL;
2474
2475         method = CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN;
2476
2477         dbus_message_iter_recurse(array, &dict);
2478
2479         while (dbus_message_iter_get_arg_type(&dict) == DBUS_TYPE_DICT_ENTRY) {
2480                 DBusMessageIter entry, variant;
2481                 const char *key;
2482                 int type;
2483
2484                 dbus_message_iter_recurse(&dict, &entry);
2485
2486                 if (dbus_message_iter_get_arg_type(&entry) != DBUS_TYPE_STRING)
2487                         goto error;
2488
2489                 dbus_message_iter_get_basic(&entry, &key);
2490                 dbus_message_iter_next(&entry);
2491
2492                 if (dbus_message_iter_get_arg_type(&entry) !=
2493                                                         DBUS_TYPE_VARIANT)
2494                         goto error;
2495
2496                 dbus_message_iter_recurse(&entry, &variant);
2497                 type = dbus_message_iter_get_arg_type(&variant);
2498
2499                 if (g_str_equal(key, "Method") == TRUE) {
2500                         const char *val;
2501
2502                         if (type != DBUS_TYPE_STRING)
2503                                 goto error;
2504
2505                         dbus_message_iter_get_basic(&variant, &val);
2506                         method = string2proxymethod(val);
2507                 } else if (g_str_equal(key, "URL") == TRUE) {
2508                         if (type != DBUS_TYPE_STRING)
2509                                 goto error;
2510
2511                         dbus_message_iter_get_basic(&variant, &url);
2512                 } else if (g_str_equal(key, "Servers") == TRUE) {
2513                         DBusMessageIter str_array;
2514
2515                         if (type != DBUS_TYPE_ARRAY)
2516                                 goto error;
2517
2518                         servers_str = g_string_new(NULL);
2519                         if (servers_str == NULL)
2520                                 goto error;
2521
2522                         dbus_message_iter_recurse(&variant, &str_array);
2523
2524                         while (dbus_message_iter_get_arg_type(&str_array) ==
2525                                                         DBUS_TYPE_STRING) {
2526                                 char *val = NULL;
2527
2528                                 dbus_message_iter_get_basic(&str_array, &val);
2529
2530                                 if (servers_str->len > 0)
2531                                         g_string_append_printf(servers_str,
2532                                                         " %s", val);
2533                                 else
2534                                         g_string_append(servers_str, val);
2535
2536                                 dbus_message_iter_next(&str_array);
2537                         }
2538                 } else if (g_str_equal(key, "Excludes") == TRUE) {
2539                         DBusMessageIter str_array;
2540
2541                         if (type != DBUS_TYPE_ARRAY)
2542                                 goto error;
2543
2544                         excludes_str = g_string_new(NULL);
2545                         if (excludes_str == NULL)
2546                                 goto error;
2547
2548                         dbus_message_iter_recurse(&variant, &str_array);
2549
2550                         while (dbus_message_iter_get_arg_type(&str_array) ==
2551                                                         DBUS_TYPE_STRING) {
2552                                 char *val = NULL;
2553
2554                                 dbus_message_iter_get_basic(&str_array, &val);
2555
2556                                 if (excludes_str->len > 0)
2557                                         g_string_append_printf(excludes_str,
2558                                                         " %s", val);
2559                                 else
2560                                         g_string_append(excludes_str, val);
2561
2562                                 dbus_message_iter_next(&str_array);
2563                         }
2564                 }
2565
2566                 dbus_message_iter_next(&dict);
2567         }
2568
2569         switch (method) {
2570         case CONNMAN_SERVICE_PROXY_METHOD_DIRECT:
2571                 break;
2572         case CONNMAN_SERVICE_PROXY_METHOD_MANUAL:
2573                 if (servers_str == NULL && service->proxies == NULL)
2574                         goto error;
2575
2576                 if (servers_str != NULL) {
2577                         g_strfreev(service->proxies);
2578
2579                         if (servers_str->len > 0)
2580                                 service->proxies = g_strsplit_set(
2581                                         servers_str->str, " ", 0);
2582                         else
2583                                 service->proxies = NULL;
2584                 }
2585
2586                 if (excludes_str != NULL) {
2587                         g_strfreev(service->excludes);
2588
2589                         if (excludes_str->len > 0)
2590                                 service->excludes = g_strsplit_set(
2591                                         excludes_str->str, " ", 0);
2592                         else
2593                                 service->excludes = NULL;
2594                 }
2595
2596                 if (service->proxies == NULL)
2597                         method = CONNMAN_SERVICE_PROXY_METHOD_DIRECT;
2598
2599                 break;
2600         case CONNMAN_SERVICE_PROXY_METHOD_AUTO:
2601                 g_free(service->pac);
2602
2603                 if (url != NULL && strlen(url) > 0)
2604                         service->pac = g_strdup(url);
2605                 else
2606                         service->pac = NULL;
2607
2608                 /* if we are connected:
2609                    - if service->pac == NULL
2610                    - if __connman_ipconfig_get_proxy_autoconfig(
2611                    service->ipconfig) == NULL
2612                    --> We should start WPAD */
2613
2614                 break;
2615         case CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN:
2616                 goto error;
2617         }
2618
2619         if (servers_str != NULL)
2620                 g_string_free(servers_str, TRUE);
2621
2622         if (excludes_str != NULL)
2623                 g_string_free(excludes_str, TRUE);
2624
2625         service->proxy_config = method;
2626
2627         return 0;
2628
2629 error:
2630         if (servers_str != NULL)
2631                 g_string_free(servers_str, TRUE);
2632
2633         if (excludes_str != NULL)
2634                 g_string_free(excludes_str, TRUE);
2635
2636         return -EINVAL;
2637 }
2638
2639 static int set_ipconfig(struct connman_service *service,
2640                         struct connman_ipconfig *ipconfig,
2641                         DBusMessageIter *array,
2642                         enum connman_service_state state,
2643                         enum connman_service_state *new_state)
2644 {
2645         enum connman_ipconfig_method old_method;
2646         enum connman_ipconfig_method method = CONNMAN_IPCONFIG_METHOD_UNKNOWN;
2647         enum connman_ipconfig_type type;
2648         int err;
2649
2650         if (ipconfig == NULL)
2651                 return -EINVAL;
2652
2653         old_method = __connman_ipconfig_get_method(ipconfig);
2654
2655         if (is_connecting_state(service, state) ||
2656                                         is_connected_state(service, state))
2657                 __connman_network_clear_ipconfig(service->network, ipconfig);
2658
2659         err = __connman_ipconfig_set_config(ipconfig, array);
2660         method = __connman_ipconfig_get_method(ipconfig);
2661         type = __connman_ipconfig_get_config_type(ipconfig);
2662
2663         if (type == CONNMAN_IPCONFIG_TYPE_IPV4) {
2664                 if (err == 0 && old_method == CONNMAN_IPCONFIG_METHOD_OFF &&
2665                                 method == CONNMAN_IPCONFIG_METHOD_DHCP) {
2666                         *new_state = service->state_ipv4 =
2667                                 CONNMAN_SERVICE_STATE_CONFIGURATION;
2668                         __connman_ipconfig_enable(ipconfig);
2669                 }
2670
2671         } else if (type == CONNMAN_IPCONFIG_TYPE_IPV6) {
2672                 if (err == 0 && old_method == CONNMAN_IPCONFIG_METHOD_OFF &&
2673                                 method == CONNMAN_IPCONFIG_METHOD_AUTO) {
2674                         *new_state = service->state_ipv6;
2675                         __connman_ipconfig_enable(ipconfig);
2676                 }
2677         }
2678
2679         DBG("err %d ipconfig %p type %d method %d state %s", err, ipconfig,
2680                 type, method, state2string(*new_state));
2681
2682         return err;
2683 }
2684
2685 static DBusMessage *set_property(DBusConnection *conn,
2686                                         DBusMessage *msg, void *user_data)
2687 {
2688         struct connman_service *service = user_data;
2689         DBusMessageIter iter, value;
2690         const char *name;
2691         int type;
2692
2693         DBG("service %p", service);
2694
2695         if (dbus_message_iter_init(msg, &iter) == FALSE)
2696                 return __connman_error_invalid_arguments(msg);
2697
2698         dbus_message_iter_get_basic(&iter, &name);
2699         dbus_message_iter_next(&iter);
2700         dbus_message_iter_recurse(&iter, &value);
2701
2702         type = dbus_message_iter_get_arg_type(&value);
2703
2704         if (g_str_equal(name, "AutoConnect") == TRUE) {
2705                 connman_bool_t autoconnect;
2706
2707                 if (type != DBUS_TYPE_BOOLEAN)
2708                         return __connman_error_invalid_arguments(msg);
2709
2710                 if (service->favorite == FALSE)
2711                         return __connman_error_invalid_service(msg);
2712
2713                 dbus_message_iter_get_basic(&value, &autoconnect);
2714
2715                 if (service->autoconnect == autoconnect)
2716                         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
2717
2718                 service->autoconnect = autoconnect;
2719
2720                 autoconnect_changed(service);
2721
2722                 service_save(service);
2723         } else if (g_str_equal(name, "Nameservers.Configuration") == TRUE) {
2724                 DBusMessageIter entry;
2725                 GString *str;
2726                 int index;
2727                 const char *gw;
2728
2729                 if (type != DBUS_TYPE_ARRAY)
2730                         return __connman_error_invalid_arguments(msg);
2731
2732                 str = g_string_new(NULL);
2733                 if (str == NULL)
2734                         return __connman_error_invalid_arguments(msg);
2735
2736                 index = connman_network_get_index(service->network);
2737                 gw = __connman_ipconfig_get_gateway_from_index(index);
2738
2739                 if (gw && strlen(gw))
2740                         __connman_service_nameserver_del_routes(service);
2741
2742                 dbus_message_iter_recurse(&value, &entry);
2743
2744                 while (dbus_message_iter_get_arg_type(&entry) == DBUS_TYPE_STRING) {
2745                         const char *val;
2746                         dbus_message_iter_get_basic(&entry, &val);
2747                         dbus_message_iter_next(&entry);
2748                         if (str->len > 0)
2749                                 g_string_append_printf(str, " %s", val);
2750                         else
2751                                 g_string_append(str, val);
2752                 }
2753
2754                 g_strfreev(service->nameservers_config);
2755
2756                 if (str->len > 0) {
2757                         service->nameservers_config =
2758                                 g_strsplit_set(str->str, " ", 0);
2759                 } else {
2760                         service->nameservers_config = NULL;
2761                 }
2762
2763                 g_string_free(str, TRUE);
2764
2765                 if (gw && strlen(gw))
2766                         __connman_service_nameserver_add_routes(service, gw);
2767
2768                 update_nameservers(service);
2769                 dns_configuration_changed(service);
2770
2771                 service_save(service);
2772         } else if (g_str_equal(name, "Domains.Configuration") == TRUE) {
2773                 DBusMessageIter entry;
2774                 GString *str;
2775
2776                 if (type != DBUS_TYPE_ARRAY)
2777                         return __connman_error_invalid_arguments(msg);
2778
2779                 str = g_string_new(NULL);
2780                 if (str == NULL)
2781                         return __connman_error_invalid_arguments(msg);
2782
2783                 dbus_message_iter_recurse(&value, &entry);
2784
2785                 while (dbus_message_iter_get_arg_type(&entry) == DBUS_TYPE_STRING) {
2786                         const char *val;
2787                         dbus_message_iter_get_basic(&entry, &val);
2788                         dbus_message_iter_next(&entry);
2789                         if (str->len > 0)
2790                                 g_string_append_printf(str, " %s", val);
2791                         else
2792                                 g_string_append(str, val);
2793                 }
2794
2795                 g_strfreev(service->domains);
2796
2797                 if (str->len > 0)
2798                         service->domains = g_strsplit_set(str->str, " ", 0);
2799                 else
2800                         service->domains = NULL;
2801
2802                 g_string_free(str, TRUE);
2803
2804                 update_nameservers(service);
2805                 domain_configuration_changed(service);
2806
2807                 service_save(service);
2808         } else if (g_str_equal(name, "Proxy.Configuration") == TRUE) {
2809                 int err;
2810
2811                 if (type != DBUS_TYPE_ARRAY)
2812                         return __connman_error_invalid_arguments(msg);
2813
2814                 err = update_proxy_configuration(service, &value);
2815
2816                 if (err < 0)
2817                         return __connman_error_failed(msg, -err);
2818
2819                 proxy_configuration_changed(service);
2820
2821                 __connman_notifier_proxy_changed(service);
2822
2823                 service_save(service);
2824         } else if (g_str_equal(name, "IPv4.Configuration") == TRUE ||
2825                         g_str_equal(name, "IPv6.Configuration")) {
2826
2827                 struct connman_ipconfig *ipv4 = NULL, *ipv6 = NULL;
2828                 enum connman_service_state state =
2829                                                 CONNMAN_SERVICE_STATE_UNKNOWN;
2830                 int err = 0;
2831
2832                 DBG("%s", name);
2833
2834                 if (service->ipconfig_ipv4 == NULL &&
2835                                         service->ipconfig_ipv6 == NULL)
2836                         return __connman_error_invalid_property(msg);
2837
2838                 if (g_str_equal(name, "IPv4.Configuration") == TRUE) {
2839                         ipv4 = service->ipconfig_ipv4;
2840                         err = set_ipconfig(service, ipv4, &value,
2841                                         service->state_ipv4, &state);
2842
2843                 } else if (g_str_equal(name, "IPv6.Configuration") == TRUE) {
2844                         ipv6 = service->ipconfig_ipv6;
2845                         err = set_ipconfig(service, ipv6, &value,
2846                                         service->state_ipv6, &state);
2847                 }
2848
2849                 if (err < 0) {
2850                         if (is_connected_state(service, state) ||
2851                                         is_connecting_state(service, state))
2852                                 __connman_network_set_ipconfig(service->network,
2853                                                                 ipv4, ipv6);
2854                         return __connman_error_failed(msg, -err);
2855                 }
2856
2857                 if (ipv4)
2858                         ipv4_configuration_changed(service);
2859                 else if (ipv6)
2860                         ipv6_configuration_changed(service);
2861
2862                 if (is_connecting(service) || is_connected(service))
2863                         __connman_network_set_ipconfig(service->network,
2864                                                         ipv4, ipv6);
2865
2866                 service_save(service);
2867         } else
2868                 return __connman_error_invalid_property(msg);
2869
2870         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
2871 }
2872
2873 static void set_idle(struct connman_service *service)
2874 {
2875         service->state = service->state_ipv4 = service->state_ipv6 =
2876                                                 CONNMAN_SERVICE_STATE_IDLE;
2877         service->error = CONNMAN_SERVICE_ERROR_UNKNOWN;
2878         state_changed(service);
2879 }
2880
2881 static DBusMessage *clear_property(DBusConnection *conn,
2882                                         DBusMessage *msg, void *user_data)
2883 {
2884         struct connman_service *service = user_data;
2885         const char *name;
2886
2887         DBG("service %p", service);
2888
2889         dbus_message_get_args(msg, NULL, DBUS_TYPE_STRING, &name,
2890                                                         DBUS_TYPE_INVALID);
2891
2892         if (g_str_equal(name, "Error") == TRUE) {
2893                 set_idle(service);
2894
2895                 g_get_current_time(&service->modified);
2896                 service_save(service);
2897         } else
2898                 return __connman_error_invalid_property(msg);
2899
2900         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
2901 }
2902
2903 static connman_bool_t is_ignore(struct connman_service *service)
2904 {
2905         if (service->autoconnect == FALSE)
2906                 return TRUE;
2907
2908         if (service->roaming == TRUE)
2909                 return TRUE;
2910
2911         if (service->ignore == TRUE)
2912                 return TRUE;
2913
2914         if (service->state == CONNMAN_SERVICE_STATE_FAILURE)
2915                 return TRUE;
2916
2917         return FALSE;
2918 }
2919
2920 void __connman_service_auto_connect(void)
2921 {
2922         struct connman_service *service = NULL;
2923         GSequenceIter *iter;
2924
2925         DBG("");
2926
2927         if (__connman_session_mode() == TRUE) {
2928                 DBG("Session mode enabled: auto connect disabled");
2929                 return;
2930         }
2931
2932         iter = g_sequence_get_begin_iter(service_list);
2933
2934         while (g_sequence_iter_is_end(iter) == FALSE) {
2935                 service = g_sequence_get(iter);
2936
2937                 if (service->pending != NULL)
2938                         return;
2939
2940                 if (is_connecting(service) == TRUE)
2941                         return;
2942
2943                 if (service->favorite == FALSE)
2944                         return;
2945
2946                 if (is_connected(service) == TRUE)
2947                         return;
2948
2949                 if (is_ignore(service) == FALSE && service->state ==
2950                                                 CONNMAN_SERVICE_STATE_IDLE)
2951                         break;
2952
2953                 service = NULL;
2954
2955                 iter = g_sequence_iter_next(iter);
2956         }
2957
2958         if (service != NULL) {
2959                 service->userconnect = FALSE;
2960                 __connman_service_connect(service);
2961         }
2962 }
2963
2964 static void remove_timeout(struct connman_service *service)
2965 {
2966         if (service->timeout > 0) {
2967                 g_source_remove(service->timeout);
2968                 service->timeout = 0;
2969         }
2970 }
2971
2972 static void reply_pending(struct connman_service *service, int error)
2973 {
2974         remove_timeout(service);
2975
2976         if (service->pending != NULL) {
2977                 if (error > 0) {
2978                         DBusMessage *reply;
2979
2980                         reply = __connman_error_failed(service->pending,
2981                                                                 error);
2982                         if (reply != NULL)
2983                                 g_dbus_send_message(connection, reply);
2984                 } else {
2985                         const char *sender;
2986
2987                         sender = dbus_message_get_interface(service->pending);
2988
2989                         DBG("sender %s", sender);
2990
2991                         if (g_strcmp0(sender, CONNMAN_MANAGER_INTERFACE) == 0)
2992                                 g_dbus_send_reply(connection, service->pending,
2993                                         DBUS_TYPE_OBJECT_PATH, &service->path,
2994                                                         DBUS_TYPE_INVALID);
2995                         else
2996                                 g_dbus_send_reply(connection, service->pending,
2997                                                         DBUS_TYPE_INVALID);
2998                 }
2999
3000                 dbus_message_unref(service->pending);
3001                 service->pending = NULL;
3002         }
3003 }
3004
3005 static gboolean connect_timeout(gpointer user_data)
3006 {
3007         struct connman_service *service = user_data;
3008         connman_bool_t autoconnect = FALSE;
3009
3010         DBG("service %p", service);
3011
3012         service->timeout = 0;
3013
3014         if (service->network != NULL)
3015                 __connman_network_disconnect(service->network);
3016
3017         __connman_ipconfig_disable(service->ipconfig_ipv4);
3018         __connman_ipconfig_disable(service->ipconfig_ipv6);
3019
3020         __connman_stats_service_unregister(service);
3021
3022         if (service->pending != NULL) {
3023                 DBusMessage *reply;
3024
3025                 reply = __connman_error_operation_timeout(service->pending);
3026                 if (reply != NULL)
3027                         g_dbus_send_message(connection, reply);
3028
3029                 dbus_message_unref(service->pending);
3030                 service->pending = NULL;
3031         } else
3032                 autoconnect = TRUE;
3033
3034         __connman_service_ipconfig_indicate_state(service,
3035                                         CONNMAN_SERVICE_STATE_FAILURE,
3036                                         CONNMAN_IPCONFIG_TYPE_IPV4);
3037         __connman_service_ipconfig_indicate_state(service,
3038                                         CONNMAN_SERVICE_STATE_FAILURE,
3039                                         CONNMAN_IPCONFIG_TYPE_IPV6);
3040
3041         if (autoconnect == TRUE && service->userconnect == FALSE)
3042                 __connman_service_auto_connect();
3043
3044         return FALSE;
3045 }
3046
3047 static void set_reconnect_state(struct connman_service *service,
3048                                                 connman_bool_t reconnect)
3049 {
3050         struct connman_device *device;
3051
3052         if (service->network == NULL)
3053                 return;
3054
3055         device = connman_network_get_device(service->network);
3056         if (device == NULL)
3057                 return;
3058
3059         __connman_device_set_reconnect(device, reconnect);
3060 }
3061
3062 static connman_bool_t get_reconnect_state(struct connman_service *service)
3063 {
3064         struct connman_device *device;
3065
3066         if (service->network == NULL)
3067                 return FALSE;
3068
3069         device = connman_network_get_device(service->network);
3070         if (device == NULL)
3071                 return FALSE;
3072
3073         return __connman_device_get_reconnect(device);
3074 }
3075
3076 static DBusMessage *connect_service(DBusConnection *conn,
3077                                         DBusMessage *msg, void *user_data)
3078 {
3079         struct connman_service *service = user_data;
3080         GSequenceIter *iter;
3081         int err;
3082
3083         DBG("service %p", service);
3084
3085         if (service->pending != NULL)
3086                 return __connman_error_in_progress(msg);
3087
3088         iter = g_sequence_get_begin_iter(service_list);
3089
3090         while (g_sequence_iter_is_end(iter) == FALSE) {
3091                 struct connman_service *temp = g_sequence_get(iter);
3092
3093                 if (service->type == temp->type && is_connecting(temp) == TRUE)
3094                         return __connman_error_in_progress(msg);
3095
3096                 iter = g_sequence_iter_next(iter);
3097         }
3098
3099         service->ignore = FALSE;
3100
3101         service->userconnect = TRUE;
3102
3103         service->pending = dbus_message_ref(msg);
3104
3105         set_reconnect_state(service, FALSE);
3106
3107         err = __connman_service_connect(service);
3108         if (err < 0) {
3109                 if (service->pending == NULL)
3110                         return NULL;
3111
3112                 if (err != -EINPROGRESS) {
3113                         dbus_message_unref(service->pending);
3114                         service->pending = NULL;
3115
3116                         return __connman_error_failed(msg, -err);
3117                 }
3118
3119                 return NULL;
3120         }
3121
3122         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
3123 }
3124
3125 static DBusMessage *disconnect_service(DBusConnection *conn,
3126                                         DBusMessage *msg, void *user_data)
3127 {
3128         struct connman_service *service = user_data;
3129         int err;
3130
3131         DBG("service %p", service);
3132
3133         reply_pending(service, ECONNABORTED);
3134
3135         service->ignore = TRUE;
3136
3137         set_reconnect_state(service, FALSE);
3138
3139         err = __connman_service_disconnect(service);
3140         if (err < 0) {
3141                 if (err != -EINPROGRESS)
3142                         return __connman_error_failed(msg, -err);
3143
3144                 return NULL;
3145         }
3146
3147         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
3148 }
3149
3150 static DBusMessage *remove_service(DBusConnection *conn,
3151                                         DBusMessage *msg, void *user_data)
3152 {
3153         struct connman_service *service = user_data;
3154
3155         DBG("service %p", service);
3156
3157         if (service->type == CONNMAN_SERVICE_TYPE_ETHERNET)
3158                 return __connman_error_not_supported(msg);
3159
3160         if (service->immutable == TRUE || service->hidden == TRUE)
3161                 return __connman_error_not_supported(msg);
3162
3163         if (service->favorite == FALSE && service->state !=
3164                                                 CONNMAN_SERVICE_STATE_FAILURE)
3165                 return __connman_error_not_supported(msg);
3166
3167         set_reconnect_state(service, FALSE);
3168
3169         __connman_service_disconnect(service);
3170
3171         g_free(service->passphrase);
3172         service->passphrase = NULL;
3173
3174         set_idle(service);
3175
3176         __connman_service_set_favorite(service, FALSE);
3177         service_save(service);
3178
3179         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
3180 }
3181
3182 static gboolean check_suitable_state(enum connman_service_state a,
3183                                         enum connman_service_state b)
3184 {
3185         /*
3186          * Special check so that "ready" service can be moved before
3187          * "online" one.
3188          */
3189         if ((a == CONNMAN_SERVICE_STATE_ONLINE &&
3190                         b == CONNMAN_SERVICE_STATE_READY) ||
3191                 (b == CONNMAN_SERVICE_STATE_ONLINE &&
3192                         a == CONNMAN_SERVICE_STATE_READY))
3193                 return TRUE;
3194
3195         return a == b;
3196 }
3197
3198 static void downgrade_state(struct connman_service *service)
3199 {
3200         if (service == NULL)
3201                 return;
3202
3203         DBG("service %p state4 %d state6 %d", service, service->state_ipv4,
3204                                                 service->state_ipv6);
3205
3206         if (service->state_ipv4 == CONNMAN_SERVICE_STATE_ONLINE)
3207                 __connman_service_ipconfig_indicate_state(service,
3208                                                 CONNMAN_SERVICE_STATE_READY,
3209                                                 CONNMAN_IPCONFIG_TYPE_IPV4);
3210
3211         if (service->state_ipv6 == CONNMAN_SERVICE_STATE_ONLINE)
3212                 __connman_service_ipconfig_indicate_state(service,
3213                                                 CONNMAN_SERVICE_STATE_READY,
3214                                                 CONNMAN_IPCONFIG_TYPE_IPV6);
3215 }
3216
3217 static void apply_relevant_default_downgrade(struct connman_service *service)
3218 {
3219         struct connman_service *def_service;
3220
3221         def_service = get_default();
3222         if (def_service == NULL)
3223                 return;
3224
3225         if (def_service == service &&
3226                         def_service->state == CONNMAN_SERVICE_STATE_ONLINE)
3227                 def_service->state = CONNMAN_SERVICE_STATE_READY;
3228 }
3229
3230 static DBusMessage *move_service(DBusConnection *conn,
3231                                         DBusMessage *msg, void *user_data,
3232                                                                 gboolean before)
3233 {
3234         struct connman_service *service = user_data;
3235         struct connman_service *target;
3236         const char *path;
3237         GSequenceIter *src, *dst;
3238         enum connman_ipconfig_method target4, target6;
3239         enum connman_ipconfig_method service4, service6;
3240
3241         DBG("service %p", service);
3242
3243         dbus_message_get_args(msg, NULL, DBUS_TYPE_OBJECT_PATH, &path,
3244                                                         DBUS_TYPE_INVALID);
3245
3246         if (service->favorite == FALSE)
3247                 return __connman_error_not_supported(msg);
3248
3249         target = find_service(path);
3250         if (target == NULL || target->favorite == FALSE || target == service ||
3251                                 target->type == CONNMAN_SERVICE_TYPE_VPN)
3252                 return __connman_error_invalid_service(msg);
3253
3254         target4 = __connman_ipconfig_get_method(target->ipconfig_ipv4);
3255         target6 = __connman_ipconfig_get_method(target->ipconfig_ipv6);
3256         service4 = __connman_ipconfig_get_method(service->ipconfig_ipv4);
3257         service6 = __connman_ipconfig_get_method(service->ipconfig_ipv6);
3258
3259         DBG("target %s method %d/%d state %d/%d", target->identifier,
3260                                 target4, target6,
3261                                 target->state_ipv4, target->state_ipv6);
3262
3263         DBG("service %s method %d/%d state %d/%d", service->identifier,
3264                                 service4, service6,
3265                                 service->state_ipv4, service->state_ipv6);
3266
3267         /*
3268          * If method is OFF, then we do not need to check the corresponding
3269          * ipconfig state.
3270          */
3271         if (target4 == CONNMAN_IPCONFIG_METHOD_OFF) {
3272                 if (service6 != CONNMAN_IPCONFIG_METHOD_OFF) {
3273                         if (check_suitable_state(target->state_ipv6,
3274                                                 service->state_ipv6) == FALSE)
3275                                 return __connman_error_invalid_service(msg);
3276                 }
3277         }
3278
3279         if (target6 == CONNMAN_IPCONFIG_METHOD_OFF) {
3280                 if (service4 != CONNMAN_IPCONFIG_METHOD_OFF) {
3281                         if (check_suitable_state(target->state_ipv4,
3282                                                 service->state_ipv4) == FALSE)
3283                                 return __connman_error_invalid_service(msg);
3284                 }
3285         }
3286
3287         if (service4 == CONNMAN_IPCONFIG_METHOD_OFF) {
3288                 if (target6 != CONNMAN_IPCONFIG_METHOD_OFF) {
3289                         if (check_suitable_state(target->state_ipv6,
3290                                                 service->state_ipv6) == FALSE)
3291                                 return __connman_error_invalid_service(msg);
3292                 }
3293         }
3294
3295         if (service6 == CONNMAN_IPCONFIG_METHOD_OFF) {
3296                 if (target4 != CONNMAN_IPCONFIG_METHOD_OFF) {
3297                         if (check_suitable_state(target->state_ipv4,
3298                                                 service->state_ipv4) == FALSE)
3299                                 return __connman_error_invalid_service(msg);
3300                 }
3301         }
3302
3303         g_get_current_time(&service->modified);
3304         service_save(service);
3305
3306         src = g_hash_table_lookup(service_hash, service->identifier);
3307         dst = g_hash_table_lookup(service_hash, target->identifier);
3308
3309         /*
3310          * If the service which goes down is the default service and is
3311          * online, we downgrade directly its state to ready so:
3312          * the service which goes up, needs to recompute its state which
3313          * is triggered via downgrading it - if relevant - to state ready.
3314          */
3315         if (before == TRUE) {
3316                 apply_relevant_default_downgrade(target);
3317                 g_sequence_move(src, dst);
3318                 downgrade_state(service);
3319         } else {
3320                 apply_relevant_default_downgrade(service);
3321                 g_sequence_move(dst, src);
3322                 downgrade_state(target);
3323         }
3324
3325         services_changed(FALSE);
3326
3327         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
3328 }
3329
3330 static DBusMessage *move_before(DBusConnection *conn,
3331                                         DBusMessage *msg, void *user_data)
3332 {
3333         return move_service(conn, msg, user_data, TRUE);
3334 }
3335
3336 static DBusMessage *move_after(DBusConnection *conn,
3337                                         DBusMessage *msg, void *user_data)
3338 {
3339         return move_service(conn, msg, user_data, FALSE);
3340 }
3341
3342 static DBusMessage *reset_counters(DBusConnection *conn,
3343                                         DBusMessage *msg, void *user_data)
3344 {
3345         struct connman_service *service = user_data;
3346
3347         reset_stats(service);
3348
3349         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
3350 }
3351
3352 static GDBusMethodTable service_methods[] = {
3353         { "GetProperties", "",   "a{sv}", get_properties     },
3354         { "SetProperty",   "sv", "",      set_property       },
3355         { "ClearProperty", "s",  "",      clear_property     },
3356         { "Connect",       "",   "",      connect_service,
3357                                                 G_DBUS_METHOD_FLAG_ASYNC },
3358         { "Disconnect",    "",   "",      disconnect_service },
3359         { "Remove",        "",   "",      remove_service     },
3360         { "MoveBefore",    "o",  "",      move_before        },
3361         { "MoveAfter",     "o",  "",      move_after         },
3362         { "ResetCounters", "",   "",      reset_counters     },
3363         { },
3364 };
3365
3366 static GDBusSignalTable service_signals[] = {
3367         { "PropertyChanged", "sv" },
3368         { },
3369 };
3370
3371 static void service_free(gpointer user_data)
3372 {
3373         struct connman_service *service = user_data;
3374         char *path = service->path;
3375
3376         DBG("service %p", service);
3377
3378         reply_pending(service, ENOENT);
3379
3380         g_hash_table_remove(service_hash, service->identifier);
3381
3382         __connman_notifier_service_remove(service);
3383
3384         stats_stop(service);
3385
3386         service->path = NULL;
3387
3388         if (path != NULL) {
3389                 services_changed(FALSE);
3390
3391                 g_dbus_unregister_interface(connection, path,
3392                                                 CONNMAN_SERVICE_INTERFACE);
3393                 g_free(path);
3394         }
3395
3396         g_hash_table_destroy(service->counter_table);
3397
3398         if (service->network != NULL) {
3399                 __connman_network_disconnect(service->network);
3400                 connman_network_unref(service->network);
3401                 service->network = NULL;
3402         }
3403
3404         if (service->provider != NULL)
3405                 connman_provider_unref(service->provider);
3406
3407         if (service->ipconfig_ipv4 != NULL) {
3408                 __connman_ipconfig_set_ops(service->ipconfig_ipv4, NULL);
3409                 __connman_ipconfig_set_data(service->ipconfig_ipv4, NULL);
3410                 __connman_ipconfig_unref(service->ipconfig_ipv4);
3411                 service->ipconfig_ipv4 = NULL;
3412         }
3413
3414         if (service->ipconfig_ipv6 != NULL) {
3415                 __connman_ipconfig_set_ops(service->ipconfig_ipv6, NULL);
3416                 __connman_ipconfig_set_data(service->ipconfig_ipv6, NULL);
3417                 __connman_ipconfig_unref(service->ipconfig_ipv6);
3418                 service->ipconfig_ipv6 = NULL;
3419         }
3420
3421         g_strfreev(service->timeservers);
3422         g_strfreev(service->nameservers);
3423         g_strfreev(service->nameservers_config);
3424         g_strfreev(service->nameservers_auto);
3425         g_strfreev(service->domains);
3426         g_strfreev(service->proxies);
3427         g_strfreev(service->excludes);
3428
3429         g_free(service->domainname);
3430         g_free(service->pac);
3431         g_free(service->name);
3432         g_free(service->passphrase);
3433         g_free(service->agent_passphrase);
3434         g_free(service->identifier);
3435         g_free(service->eap);
3436         g_free(service->identity);
3437         g_free(service->agent_identity);
3438         g_free(service->ca_cert_file);
3439         g_free(service->client_cert_file);
3440         g_free(service->private_key_file);
3441         g_free(service->private_key_passphrase);
3442         g_free(service->phase2);
3443
3444         if (service->stats.timer != NULL)
3445                 g_timer_destroy(service->stats.timer);
3446         if (service->stats_roaming.timer != NULL)
3447                 g_timer_destroy(service->stats_roaming.timer);
3448
3449         g_free(service);
3450 }
3451
3452 static void stats_init(struct connman_service *service)
3453 {
3454         /* home */
3455         service->stats.valid = FALSE;
3456         service->stats.enabled = FALSE;
3457         service->stats.timer = g_timer_new();
3458
3459         /* roaming */
3460         service->stats_roaming.valid = FALSE;
3461         service->stats_roaming.enabled = FALSE;
3462         service->stats_roaming.timer = g_timer_new();
3463 }
3464
3465 static void service_initialize(struct connman_service *service)
3466 {
3467         DBG("service %p", service);
3468
3469         service->refcount = 1;
3470         service->session_usage_count = 0;
3471
3472         service->type     = CONNMAN_SERVICE_TYPE_UNKNOWN;
3473         service->security = CONNMAN_SERVICE_SECURITY_UNKNOWN;
3474
3475         service->state = CONNMAN_SERVICE_STATE_UNKNOWN;
3476         service->state_ipv4 = CONNMAN_SERVICE_STATE_UNKNOWN;
3477         service->state_ipv6 = CONNMAN_SERVICE_STATE_UNKNOWN;
3478
3479         service->favorite  = FALSE;
3480         service->immutable = FALSE;
3481         service->hidden = FALSE;
3482
3483         service->ignore = FALSE;
3484
3485         service->userconnect = FALSE;
3486
3487         service->order = 0;
3488
3489         stats_init(service);
3490
3491         service->provider = NULL;
3492
3493         service->wps = FALSE;
3494 }
3495
3496 /**
3497  * connman_service_create:
3498  *
3499  * Allocate a new service.
3500  *
3501  * Returns: a newly-allocated #connman_service structure
3502  */
3503 struct connman_service *connman_service_create(void)
3504 {
3505         GSList *list;
3506         struct connman_stats_counter *counters;
3507         const char *counter;
3508
3509         struct connman_service *service;
3510
3511         service = g_try_new0(struct connman_service, 1);
3512         if (service == NULL)
3513                 return NULL;
3514
3515         DBG("service %p", service);
3516
3517         service->counter_table = g_hash_table_new_full(g_str_hash,
3518                                                 g_str_equal, NULL, g_free);
3519
3520         for (list = counter_list; list; list = list->next) {
3521                 counter = list->data;
3522
3523                 counters = g_try_new0(struct connman_stats_counter, 1);
3524                 if (counters == NULL) {
3525                         g_hash_table_destroy(service->counter_table);
3526                         g_free(service);
3527                         return NULL;
3528                 }
3529
3530                 counters->append_all = TRUE;
3531
3532                 g_hash_table_replace(service->counter_table, (gpointer)counter,
3533                                 counters);
3534         }
3535
3536         service_initialize(service);
3537
3538         return service;
3539 }
3540
3541 /**
3542  * connman_service_ref:
3543  * @service: service structure
3544  *
3545  * Increase reference counter of service
3546  */
3547 struct connman_service *
3548 connman_service_ref_debug(struct connman_service *service,
3549                         const char *file, int line, const char *caller)
3550 {
3551         DBG("%p ref %d by %s:%d:%s()", service, service->refcount + 1,
3552                 file, line, caller);
3553
3554         __sync_fetch_and_add(&service->refcount, 1);
3555
3556         return service;
3557 }
3558
3559 /**
3560  * connman_service_unref:
3561  * @service: service structure
3562  *
3563  * Decrease reference counter of service and release service if no
3564  * longer needed.
3565  */
3566 void connman_service_unref_debug(struct connman_service *service,
3567                         const char *file, int line, const char *caller)
3568 {
3569         GSequenceIter *iter;
3570
3571         DBG("%p ref %d by %s:%d:%s()", service, service->refcount - 1,
3572                 file, line, caller);
3573
3574         if (__sync_fetch_and_sub(&service->refcount, 1) != 1)
3575                 return;
3576
3577         iter = g_hash_table_lookup(service_hash, service->identifier);
3578         if (iter != NULL) {
3579                 reply_pending(service, ECONNABORTED);
3580
3581                 __connman_service_disconnect(service);
3582
3583                 g_sequence_remove(iter);
3584         } else {
3585                 service_free(service);
3586         }
3587 }
3588
3589 static gint service_compare(gconstpointer a, gconstpointer b,
3590                                                         gpointer user_data)
3591 {
3592         struct connman_service *service_a = (void *) a;
3593         struct connman_service *service_b = (void *) b;
3594         enum connman_service_state state_a, state_b;
3595
3596         state_a = service_a->state;
3597         state_b = service_b->state;
3598
3599         if (state_a != state_b) {
3600                 gboolean a_connected = is_connected(service_a);
3601                 gboolean b_connected = is_connected(service_b);
3602
3603                 if (a_connected == TRUE && b_connected == TRUE) {
3604                         /* We prefer online over ready state */
3605                         if (state_a == CONNMAN_SERVICE_STATE_ONLINE)
3606                                 return -1;
3607
3608                         if (state_b == CONNMAN_SERVICE_STATE_ONLINE)
3609                                 return 1;
3610                 }
3611
3612                 if (a_connected == TRUE)
3613                         return -1;
3614                 if (b_connected == TRUE)
3615                         return 1;
3616
3617                 if (is_connecting(service_a) == TRUE)
3618                         return -1;
3619                 if (is_connecting(service_b) == TRUE)
3620                         return 1;
3621         }
3622
3623         if (service_a->order > service_b->order)
3624                 return -1;
3625
3626         if (service_a->order < service_b->order)
3627                 return 1;
3628
3629         if (service_a->favorite == TRUE && service_b->favorite == FALSE)
3630                 return -1;
3631
3632         if (service_a->favorite == FALSE && service_b->favorite == TRUE)
3633                 return 1;
3634
3635         if (service_a->type != service_b->type) {
3636                 switch (service_a->type) {
3637                 case CONNMAN_SERVICE_TYPE_UNKNOWN:
3638                 case CONNMAN_SERVICE_TYPE_SYSTEM:
3639                 case CONNMAN_SERVICE_TYPE_ETHERNET:
3640                 case CONNMAN_SERVICE_TYPE_GPS:
3641                 case CONNMAN_SERVICE_TYPE_VPN:
3642                 case CONNMAN_SERVICE_TYPE_GADGET:
3643                         break;
3644                 case CONNMAN_SERVICE_TYPE_WIFI:
3645                         return 1;
3646                 case CONNMAN_SERVICE_TYPE_WIMAX:
3647                 case CONNMAN_SERVICE_TYPE_BLUETOOTH:
3648                 case CONNMAN_SERVICE_TYPE_CELLULAR:
3649                         return -1;
3650                 }
3651         }
3652
3653         return (gint) service_b->strength - (gint) service_a->strength;
3654 }
3655
3656 /**
3657  * connman_service_get_type:
3658  * @service: service structure
3659  *
3660  * Get the type of service
3661  */
3662 enum connman_service_type connman_service_get_type(struct connman_service *service)
3663 {
3664         if (service == NULL)
3665                 return CONNMAN_SERVICE_TYPE_UNKNOWN;
3666
3667         return service->type;
3668 }
3669
3670 /**
3671  * connman_service_get_interface:
3672  * @service: service structure
3673  *
3674  * Get network interface of service
3675  */
3676 char *connman_service_get_interface(struct connman_service *service)
3677 {
3678         int index;
3679
3680         if (service == NULL)
3681                 return NULL;
3682
3683         if (service->type == CONNMAN_SERVICE_TYPE_VPN) {
3684                 if (service->ipconfig_ipv4)
3685                         index = __connman_ipconfig_get_index(
3686                                                 service->ipconfig_ipv4);
3687                 else if (service->ipconfig_ipv6)
3688                         index = __connman_ipconfig_get_index(
3689                                                 service->ipconfig_ipv6);
3690                 else
3691                         return NULL;
3692
3693                 return connman_inet_ifname(index);
3694         }
3695
3696         if (service->network == NULL)
3697                 return NULL;
3698
3699         index = connman_network_get_index(service->network);
3700
3701         return connman_inet_ifname(index);
3702 }
3703
3704 /**
3705  * connman_service_get_network:
3706  * @service: service structure
3707  *
3708  * Get the service network
3709  */
3710 struct connman_network *
3711 __connman_service_get_network(struct connman_service *service)
3712 {
3713         if (service == NULL)
3714                 return NULL;
3715
3716         return service->network;
3717 }
3718
3719 struct connman_ipconfig *
3720 __connman_service_get_ip4config(struct connman_service *service)
3721 {
3722         if (service == NULL)
3723                 return NULL;
3724
3725         return service->ipconfig_ipv4;
3726 }
3727
3728 struct connman_ipconfig *
3729 __connman_service_get_ip6config(struct connman_service *service)
3730 {
3731         if (service == NULL)
3732                 return NULL;
3733
3734         return service->ipconfig_ipv6;
3735 }
3736
3737 struct connman_ipconfig *
3738 __connman_service_get_ipconfig(struct connman_service *service, int family)
3739 {
3740         if (family == AF_INET)
3741                 return __connman_service_get_ip4config(service);
3742         else if (family == AF_INET6)
3743                 return __connman_service_get_ip6config(service);
3744         else
3745                 return NULL;
3746
3747 }
3748
3749 enum connman_service_security __connman_service_get_security(struct connman_service *service)
3750 {
3751         if (service == NULL)
3752                 return CONNMAN_SERVICE_SECURITY_UNKNOWN;
3753
3754         return service->security;
3755 }
3756
3757 const char *__connman_service_get_phase2(struct connman_service *service)
3758 {
3759         if (service == NULL)
3760                 return NULL;
3761
3762         return service->phase2;
3763 }
3764
3765 connman_bool_t __connman_service_wps_enabled(struct connman_service *service)
3766 {
3767         if (service == NULL)
3768                 return FALSE;
3769
3770         return service->wps;
3771 }
3772
3773 /**
3774  * __connman_service_set_favorite:
3775  * @service: service structure
3776  * @favorite: favorite value
3777  *
3778  * Change the favorite setting of service
3779  */
3780 int __connman_service_set_favorite(struct connman_service *service,
3781                                                 connman_bool_t favorite)
3782 {
3783         GSequenceIter *iter;
3784
3785         if (service->hidden == TRUE)
3786                 return -EOPNOTSUPP;
3787         iter = g_hash_table_lookup(service_hash, service->identifier);
3788         if (iter == NULL)
3789                 return -ENOENT;
3790
3791         if (service->favorite == favorite)
3792                 return -EALREADY;
3793
3794         service->favorite = favorite;
3795         service->order = __connman_service_get_order(service);
3796
3797         favorite_changed(service);
3798
3799         g_sequence_sort_changed(iter, service_compare, NULL);
3800
3801         services_changed(FALSE);
3802
3803         return 0;
3804 }
3805
3806 int __connman_service_set_immutable(struct connman_service *service,
3807                                                 connman_bool_t immutable)
3808 {
3809         if (service->hidden == TRUE)
3810                 return -EOPNOTSUPP;
3811         service->immutable = immutable;
3812
3813         immutable_changed(service);
3814
3815         return 0;
3816 }
3817
3818 void __connman_service_set_string(struct connman_service *service,
3819                                   const char *key, const char *value)
3820 {
3821         if (service->hidden == TRUE)
3822                 return;
3823         if (g_str_equal(key, "EAP") == TRUE) {
3824                 g_free(service->eap);
3825                 service->eap = g_strdup(value);
3826         } else if (g_str_equal(key, "Identity") == TRUE) {
3827                 g_free(service->identity);
3828                 service->identity = g_strdup(value);
3829         } else if (g_str_equal(key, "CACertFile") == TRUE) {
3830                 g_free(service->ca_cert_file);
3831                 service->ca_cert_file = g_strdup(value);
3832         } else if (g_str_equal(key, "ClientCertFile") == TRUE) {
3833                 g_free(service->client_cert_file);
3834                 service->client_cert_file = g_strdup(value);
3835         } else if (g_str_equal(key, "PrivateKeyFile") == TRUE) {
3836                 g_free(service->private_key_file);
3837                 service->private_key_file = g_strdup(value);
3838         } else if (g_str_equal(key, "PrivateKeyPassphrase") == TRUE) {
3839                 g_free(service->private_key_passphrase);
3840                 service->private_key_passphrase = g_strdup(value);
3841         } else if (g_str_equal(key, "Phase2") == TRUE) {
3842                 g_free(service->phase2);
3843                 service->phase2 = g_strdup(value);
3844         } else if (g_str_equal(key, "Passphrase") == TRUE) {
3845                 g_free(service->passphrase);
3846                 service->passphrase = g_strdup(value);
3847         }
3848 }
3849
3850 static void service_complete(struct connman_service *service)
3851 {
3852         reply_pending(service, EIO);
3853
3854         if (service->userconnect == FALSE)
3855                 __connman_service_auto_connect();
3856
3857         g_get_current_time(&service->modified);
3858         service_save(service);
3859 }
3860
3861 static void report_error_cb(struct connman_service *service,
3862                         gboolean retry, void *user_data)
3863 {
3864         if (retry == TRUE)
3865                 __connman_service_connect(service);
3866         else {
3867                 service_complete(service);
3868                 services_changed(FALSE);
3869                 __connman_device_request_scan(CONNMAN_DEVICE_TYPE_UNKNOWN);
3870         }
3871 }
3872
3873 void __connman_service_add_passphrase(struct connman_service *service,
3874                                 const gchar *passphrase)
3875 {
3876         switch (service->security) {
3877         case CONNMAN_SERVICE_SECURITY_WEP:
3878         case CONNMAN_SERVICE_SECURITY_PSK:
3879                 __connman_service_set_passphrase(service, passphrase);
3880                 break;
3881         case CONNMAN_SERVICE_SECURITY_8021X:
3882                 __connman_service_set_agent_passphrase(service,
3883                                                 passphrase);
3884                 break;
3885         case CONNMAN_SERVICE_SECURITY_UNKNOWN:
3886         case CONNMAN_SERVICE_SECURITY_NONE:
3887         case CONNMAN_SERVICE_SECURITY_WPA:
3888         case CONNMAN_SERVICE_SECURITY_RSN:
3889                 DBG("service security '%s' (%d) not handled",
3890                                 security2string(service->security),
3891                                 service->security);
3892                 break;
3893         }
3894
3895 }
3896
3897 static void request_input_cb (struct connman_service *service,
3898                         connman_bool_t values_received,
3899                         const char *name, int name_len,
3900                         const char *identity, const char *passphrase,
3901                         void *user_data)
3902 {
3903         struct connman_device *device;
3904
3905         DBG ("RequestInput return, %p", service);
3906
3907         if (service->hidden == TRUE && name_len > 0 && name_len <= 32) {
3908                 device = connman_network_get_device(service->network);
3909                 __connman_device_request_hidden_scan(device,
3910                                                 name, name_len,
3911                                                 identity, passphrase);
3912         }
3913
3914         if (values_received == FALSE || service->hidden == TRUE) {
3915                 service_complete(service);
3916                 services_changed(FALSE);
3917                 __connman_device_request_scan(CONNMAN_DEVICE_TYPE_UNKNOWN);
3918                 return;
3919         }
3920
3921         if (identity != NULL)
3922                 __connman_service_set_agent_identity(service, identity);
3923
3924         if (passphrase != NULL)
3925                 __connman_service_add_passphrase(service, passphrase);
3926
3927         __connman_service_connect(service);
3928
3929         /* Never cache agent provided credentials */
3930         __connman_service_set_agent_identity(service, NULL);
3931         __connman_service_set_agent_passphrase(service, NULL);
3932 }
3933
3934 static void downgrade_connected_services(void)
3935 {
3936         struct connman_service *up_service;
3937         GSequenceIter *iter;
3938
3939         iter = g_sequence_get_begin_iter(service_list);
3940         while (g_sequence_iter_is_end(iter) == FALSE) {
3941                 up_service = g_sequence_get(iter);
3942
3943                 if (is_connected(up_service) == FALSE) {
3944                         iter = g_sequence_iter_next(iter);
3945                         continue;
3946                 }
3947
3948                 if (up_service->state == CONNMAN_SERVICE_STATE_ONLINE)
3949                         return;
3950
3951                 downgrade_state(up_service);
3952
3953                 iter = g_sequence_iter_next(iter);
3954         }
3955 }
3956
3957 static int service_indicate_state(struct connman_service *service)
3958 {
3959         enum connman_service_state old_state, new_state;
3960         struct connman_service *def_service;
3961         GSequenceIter *iter;
3962
3963         if (service == NULL)
3964                 return -EINVAL;
3965
3966         old_state = service->state;
3967         new_state = combine_state(service->state_ipv4, service->state_ipv6);
3968
3969         DBG("service %p old %s - new %s/%s => %s",
3970                                         service,
3971                                         state2string(old_state),
3972                                         state2string(service->state_ipv4),
3973                                         state2string(service->state_ipv6),
3974                                         state2string(new_state));
3975
3976         if (old_state == new_state)
3977                 return -EALREADY;
3978
3979         def_service = get_default();
3980
3981         if (new_state == CONNMAN_SERVICE_STATE_ONLINE) {
3982                 if (def_service != NULL && def_service != service &&
3983                         def_service->state == CONNMAN_SERVICE_STATE_ONLINE)
3984                         return -EALREADY;
3985         }
3986
3987         service->state = new_state;
3988         state_changed(service);
3989
3990         if (new_state == CONNMAN_SERVICE_STATE_IDLE &&
3991                         old_state != CONNMAN_SERVICE_STATE_DISCONNECT) {
3992                 reply_pending(service, ECONNABORTED);
3993
3994                 __connman_service_disconnect(service);
3995         }
3996
3997         if (new_state == CONNMAN_SERVICE_STATE_CONFIGURATION) {
3998                 if (__connman_stats_service_register(service) == 0) {
3999                         __connman_stats_get(service, FALSE,
4000                                                 &service->stats.data);
4001                         __connman_stats_get(service, TRUE,
4002                                                 &service->stats_roaming.data);
4003                 }
4004         }
4005
4006         if (new_state == CONNMAN_SERVICE_STATE_ONLINE)
4007                 __connman_timeserver_sync(service);
4008
4009         if (new_state == CONNMAN_SERVICE_STATE_IDLE) {
4010                 connman_bool_t reconnect;
4011
4012                 reconnect = get_reconnect_state(service);
4013                 if (reconnect == TRUE)
4014                         __connman_service_auto_connect();
4015
4016                 __connman_device_request_scan(CONNMAN_DEVICE_TYPE_UNKNOWN);
4017         }
4018
4019         if (new_state == CONNMAN_SERVICE_STATE_READY) {
4020                 enum connman_ipconfig_method method;
4021
4022                 set_reconnect_state(service, TRUE);
4023
4024                 __connman_service_set_favorite(service, TRUE);
4025
4026                 reply_pending(service, 0);
4027
4028                 service->userconnect = FALSE;
4029
4030                 g_get_current_time(&service->modified);
4031                 service_save(service);
4032
4033                 update_nameservers(service);
4034                 dns_changed(service);
4035                 domain_changed(service);
4036
4037                 __connman_notifier_connect(service->type);
4038
4039                 if (service->type == CONNMAN_SERVICE_TYPE_WIFI &&
4040                         connman_network_get_bool(service->network,
4041                                                 "WiFi.UseWPS") == TRUE) {
4042                         const char *pass;
4043
4044                         pass = connman_network_get_string(service->network,
4045                                                         "WiFi.Passphrase");
4046
4047                         __connman_service_set_passphrase(service, pass);
4048
4049                         connman_network_set_bool(service->network,
4050                                                         "WiFi.UseWPS", FALSE);
4051                 }
4052
4053                 default_changed();
4054
4055                 method = __connman_ipconfig_get_method(service->ipconfig_ipv6);
4056                 if (method == CONNMAN_IPCONFIG_METHOD_OFF)
4057                         __connman_ipconfig_disable_ipv6(
4058                                                 service->ipconfig_ipv6);
4059
4060         } else if (new_state == CONNMAN_SERVICE_STATE_DISCONNECT) {
4061                 def_service = get_default();
4062
4063                 if (__connman_notifier_count_connected() == 0 &&
4064                         def_service != NULL &&
4065                                 def_service->provider != NULL)
4066                         __connman_provider_disconnect(def_service->provider);
4067
4068                 default_changed();
4069
4070                 __connman_wispr_stop(service);
4071
4072                 __connman_wpad_stop(service);
4073
4074                 update_nameservers(service);
4075                 dns_changed(service);
4076                 domain_changed(service);
4077
4078                 __connman_timeserver_stop();
4079
4080                 __connman_notifier_disconnect(service->type);
4081
4082                 /*
4083                  * Previous services which are connected and which states
4084                  * are set to online should reset relevantly ipconfig_state
4085                  * to ready so wispr/portal will be rerun on those
4086                  */
4087                 downgrade_connected_services();
4088         }
4089
4090         if (new_state == CONNMAN_SERVICE_STATE_FAILURE) {
4091                 if (service->userconnect == TRUE &&
4092                         __connman_agent_report_error(service,
4093                                         error2string(service->error),
4094                                         report_error_cb, NULL) == -EIO)
4095                         return 0;
4096                 service_complete(service);
4097
4098                 __connman_device_request_scan(CONNMAN_DEVICE_TYPE_UNKNOWN);
4099         } else
4100                 service->error = CONNMAN_SERVICE_ERROR_UNKNOWN;
4101
4102         iter = g_hash_table_lookup(service_hash, service->identifier);
4103         if (iter != NULL)
4104                 g_sequence_sort_changed(iter, service_compare, NULL);
4105
4106         services_changed(FALSE);
4107
4108         if (new_state == CONNMAN_SERVICE_STATE_ONLINE)
4109                 default_changed();
4110
4111         return 0;
4112 }
4113
4114 int __connman_service_indicate_error(struct connman_service *service,
4115                                         enum connman_service_error error)
4116 {
4117         DBG("service %p error %d", service, error);
4118
4119         if (service == NULL)
4120                 return -EINVAL;
4121
4122         service->error = error;
4123
4124         if (service->error == CONNMAN_SERVICE_ERROR_INVALID_KEY)
4125                 __connman_service_set_passphrase(service, NULL);
4126
4127         __connman_service_ipconfig_indicate_state(service,
4128                                                 CONNMAN_SERVICE_STATE_FAILURE,
4129                                                 CONNMAN_IPCONFIG_TYPE_IPV4);
4130         __connman_service_ipconfig_indicate_state(service,
4131                                                 CONNMAN_SERVICE_STATE_FAILURE,
4132                                                 CONNMAN_IPCONFIG_TYPE_IPV6);
4133         return 0;
4134 }
4135
4136 int __connman_service_clear_error(struct connman_service *service)
4137 {
4138         DBG("service %p", service);
4139
4140         if (service == NULL)
4141                 return -EINVAL;
4142
4143         if (service->state != CONNMAN_SERVICE_STATE_FAILURE)
4144                 return -EINVAL;
4145
4146         service->state_ipv4 = service->state_ipv6 =
4147                                                 CONNMAN_SERVICE_STATE_UNKNOWN;
4148         service->error = CONNMAN_SERVICE_ERROR_UNKNOWN;;
4149
4150         if (service->favorite == TRUE)
4151                 set_reconnect_state(service, TRUE);
4152
4153         __connman_service_ipconfig_indicate_state(service,
4154                                         CONNMAN_SERVICE_STATE_IDLE,
4155                                         CONNMAN_IPCONFIG_TYPE_IPV6);
4156
4157         /*
4158          * Toggling the IPv6 state to IDLE could trigger the auto connect
4159          * machinery and consequently the IPv4 state.
4160          */
4161         if (service->state_ipv4 != CONNMAN_SERVICE_STATE_UNKNOWN &&
4162                         service->state_ipv4 != CONNMAN_SERVICE_STATE_FAILURE)
4163                 return 0;
4164
4165         return __connman_service_ipconfig_indicate_state(service,
4166                                                 CONNMAN_SERVICE_STATE_IDLE,
4167                                                 CONNMAN_IPCONFIG_TYPE_IPV4);
4168 }
4169
4170 int __connman_service_indicate_default(struct connman_service *service)
4171 {
4172         DBG("service %p", service);
4173
4174         default_changed();
4175
4176         return 0;
4177 }
4178
4179 enum connman_service_state __connman_service_ipconfig_get_state(
4180                                         struct connman_service *service,
4181                                         enum connman_ipconfig_type type)
4182 {
4183         if (service == NULL)
4184                 return CONNMAN_SERVICE_STATE_UNKNOWN;
4185
4186         if (type == CONNMAN_IPCONFIG_TYPE_IPV4)
4187                 return service->state_ipv4;
4188
4189         if (type == CONNMAN_IPCONFIG_TYPE_IPV6)
4190                 return service->state_ipv6;
4191
4192         return CONNMAN_SERVICE_STATE_UNKNOWN;
4193 }
4194
4195 static void check_proxy_setup(struct connman_service *service)
4196 {
4197         /*
4198          * We start WPAD if we haven't got a PAC URL from DHCP and
4199          * if our proxy manual configuration is either empty or set
4200          * to AUTO with an empty URL.
4201          */
4202
4203         if (service->proxy != CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN)
4204                 goto done;
4205
4206         if (service->proxy_config != CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN &&
4207                 (service->proxy_config != CONNMAN_SERVICE_PROXY_METHOD_AUTO ||
4208                         service->pac != NULL))
4209                 goto done;
4210
4211         if (__connman_wpad_start(service) < 0) {
4212                 service->proxy = CONNMAN_SERVICE_PROXY_METHOD_DIRECT;
4213                 __connman_notifier_proxy_changed(service);
4214                 goto done;
4215         }
4216
4217         return;
4218
4219 done:
4220         __connman_wispr_start(service, CONNMAN_IPCONFIG_TYPE_IPV4);
4221 }
4222
4223 /*
4224  * How many networks are connected at the same time. If more than 1,
4225  * then set the rp_filter setting properly (loose mode routing) so that network
4226  * connectivity works ok. This is only done for IPv4 networks as IPv6
4227  * does not have rp_filter knob.
4228  */
4229 static int connected_networks_count;
4230 static int original_rp_filter;
4231
4232 static void service_rp_filter(struct connman_service *service,
4233                                 gboolean connected)
4234 {
4235         enum connman_ipconfig_method method;
4236
4237         method = __connman_ipconfig_get_method(service->ipconfig_ipv4);
4238
4239         switch (method) {
4240         case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
4241         case CONNMAN_IPCONFIG_METHOD_OFF:
4242         case CONNMAN_IPCONFIG_METHOD_AUTO:
4243                 return;
4244         case CONNMAN_IPCONFIG_METHOD_FIXED:
4245         case CONNMAN_IPCONFIG_METHOD_MANUAL:
4246         case CONNMAN_IPCONFIG_METHOD_DHCP:
4247                 break;
4248         }
4249
4250         if (connected == TRUE) {
4251                 if (connected_networks_count == 1) {
4252                         int filter_value;
4253                         filter_value = __connman_ipconfig_set_rp_filter();
4254                         if (filter_value < 0)
4255                                 return;
4256
4257                         original_rp_filter = filter_value;
4258                 }
4259                 connected_networks_count++;
4260
4261         } else {
4262                 if (connected_networks_count == 2)
4263                         __connman_ipconfig_unset_rp_filter(original_rp_filter);
4264
4265                 connected_networks_count--;
4266                 if (connected_networks_count < 0)
4267                         connected_networks_count = 0;
4268         }
4269
4270         DBG("%s %s ipconfig %p method %d count %d filter %d",
4271                 connected ? "connected" : "disconnected", service->identifier,
4272                 service->ipconfig_ipv4, method,
4273                 connected_networks_count, original_rp_filter);
4274 }
4275
4276 static gboolean redo_wispr(gpointer user_data)
4277 {
4278         struct connman_service *service = user_data;
4279
4280         DBG("");
4281
4282         __connman_wispr_start(service, CONNMAN_IPCONFIG_TYPE_IPV6);
4283
4284         return FALSE;
4285 }
4286
4287 int __connman_service_online_check_failed(struct connman_service *service,
4288                                         enum connman_ipconfig_type type)
4289 {
4290         DBG("service %p type %d count %d", service, type,
4291                                                 service->online_check_count);
4292
4293         if (type == CONNMAN_IPCONFIG_TYPE_IPV4)
4294                 /* currently we only retry IPv6 stuff */
4295                 return 0;
4296
4297         if (service->online_check_count != 1)
4298                 return 0;
4299
4300         service->online_check_count = 0;
4301
4302         /*
4303          * We set the timeout to 1 sec so that we have a chance to get
4304          * necessary IPv6 router advertisement messages that might have
4305          * DNS data etc.
4306          */
4307         g_timeout_add_seconds(1, redo_wispr, service);
4308
4309         return EAGAIN;
4310 }
4311
4312 int __connman_service_ipconfig_indicate_state(struct connman_service *service,
4313                                         enum connman_service_state new_state,
4314                                         enum connman_ipconfig_type type)
4315 {
4316         struct connman_ipconfig *ipconfig = NULL;
4317         enum connman_service_state old_state;
4318         int ret;
4319
4320         if (service == NULL)
4321                 return -EINVAL;
4322
4323         if (type == CONNMAN_IPCONFIG_TYPE_IPV4) {
4324                 old_state = service->state_ipv4;
4325                 ipconfig = service->ipconfig_ipv4;
4326         } else if (type == CONNMAN_IPCONFIG_TYPE_IPV6) {
4327                 old_state = service->state_ipv6;
4328                 ipconfig = service->ipconfig_ipv6;
4329         }
4330
4331         if (ipconfig == NULL)
4332                 return -EINVAL;
4333
4334         /* Any change? */
4335         if (old_state == new_state)
4336                 return -EALREADY;
4337
4338         DBG("service %p (%s) state %d (%s) type %d (%s)",
4339                 service, service ? service->identifier : NULL,
4340                 new_state, state2string(new_state),
4341                 type, __connman_ipconfig_type2string(type));
4342
4343         switch (new_state) {
4344         case CONNMAN_SERVICE_STATE_UNKNOWN:
4345         case CONNMAN_SERVICE_STATE_IDLE:
4346                 if (service->state == CONNMAN_SERVICE_STATE_FAILURE)
4347                         return -EINVAL;
4348                 break;
4349         case CONNMAN_SERVICE_STATE_ASSOCIATION:
4350                 break;
4351         case CONNMAN_SERVICE_STATE_CONFIGURATION:
4352                 __connman_ipconfig_enable(ipconfig);
4353                 break;
4354         case CONNMAN_SERVICE_STATE_READY:
4355                 update_nameservers(service);
4356
4357                 if (type == CONNMAN_IPCONFIG_TYPE_IPV4) {
4358                         check_proxy_setup(service);
4359                         service_rp_filter(service, TRUE);
4360                 } else {
4361                         service->online_check_count = 1;
4362                         __connman_wispr_start(service, type);
4363                 }
4364                 break;
4365         case CONNMAN_SERVICE_STATE_ONLINE:
4366                 break;
4367         case CONNMAN_SERVICE_STATE_DISCONNECT:
4368                 if (service->state == CONNMAN_SERVICE_STATE_IDLE)
4369                         return -EINVAL;
4370
4371                 if (type == CONNMAN_IPCONFIG_TYPE_IPV4)
4372                         service_rp_filter(service, FALSE);
4373
4374                 break;
4375         case CONNMAN_SERVICE_STATE_FAILURE:
4376                 break;
4377         }
4378
4379         /* We keep that state */
4380         if (type == CONNMAN_IPCONFIG_TYPE_IPV4)
4381                 service->state_ipv4 = new_state;
4382         else if (type == CONNMAN_IPCONFIG_TYPE_IPV6)
4383                 service->state_ipv6 = new_state;
4384
4385         ret = service_indicate_state(service);
4386
4387         /*
4388          * If the ipconfig method is OFF, then we set the state to IDLE
4389          * so that it will not affect the combined state in the future.
4390          */
4391         if (type == CONNMAN_IPCONFIG_TYPE_IPV4) {
4392                 enum connman_ipconfig_method method;
4393                 method = __connman_ipconfig_get_method(service->ipconfig_ipv4);
4394                 if (method == CONNMAN_IPCONFIG_METHOD_OFF ||
4395                                 method == CONNMAN_IPCONFIG_METHOD_UNKNOWN) {
4396                         service->state_ipv4 = CONNMAN_SERVICE_STATE_IDLE;
4397                         ret = service_indicate_state(service);
4398                 }
4399
4400         } else if (type == CONNMAN_IPCONFIG_TYPE_IPV6) {
4401                 enum connman_ipconfig_method method;
4402                 method = __connman_ipconfig_get_method(service->ipconfig_ipv6);
4403                 if (method == CONNMAN_IPCONFIG_METHOD_OFF ||
4404                                 method == CONNMAN_IPCONFIG_METHOD_UNKNOWN) {
4405                         service->state_ipv6 = CONNMAN_SERVICE_STATE_IDLE;
4406                         ret = service_indicate_state(service);
4407                 }
4408         }
4409
4410         return ret;
4411 }
4412
4413 static connman_bool_t prepare_network(struct connman_service *service)
4414 {
4415         enum connman_network_type type;
4416         unsigned int ssid_len;
4417
4418         type = connman_network_get_type(service->network);
4419
4420         switch (type) {
4421         case CONNMAN_NETWORK_TYPE_UNKNOWN:
4422         case CONNMAN_NETWORK_TYPE_VENDOR:
4423                 return FALSE;
4424         case CONNMAN_NETWORK_TYPE_WIFI:
4425                 if (connman_network_get_blob(service->network, "WiFi.SSID",
4426                                                         &ssid_len) == NULL)
4427                         return FALSE;
4428
4429                 if (service->passphrase != NULL)
4430                         connman_network_set_string(service->network,
4431                                 "WiFi.Passphrase", service->passphrase);
4432                 break;
4433         case CONNMAN_NETWORK_TYPE_ETHERNET:
4434         case CONNMAN_NETWORK_TYPE_WIMAX:
4435         case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
4436         case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
4437         case CONNMAN_NETWORK_TYPE_CELLULAR:
4438                 break;
4439         }
4440
4441         return TRUE;
4442 }
4443
4444 static void prepare_8021x(struct connman_service *service)
4445 {
4446         if (service->eap != NULL)
4447                 connman_network_set_string(service->network, "WiFi.EAP",
4448                                                                 service->eap);
4449
4450         if (service->identity != NULL)
4451                 connman_network_set_string(service->network, "WiFi.Identity",
4452                                                         service->identity);
4453
4454         if (service->ca_cert_file != NULL)
4455                 connman_network_set_string(service->network, "WiFi.CACertFile",
4456                                                         service->ca_cert_file);
4457
4458         if (service->client_cert_file != NULL)
4459                 connman_network_set_string(service->network,
4460                                                 "WiFi.ClientCertFile",
4461                                                 service->client_cert_file);
4462
4463         if (service->private_key_file != NULL)
4464                 connman_network_set_string(service->network,
4465                                                 "WiFi.PrivateKeyFile",
4466                                                 service->private_key_file);
4467
4468         if (service->private_key_passphrase != NULL)
4469                 connman_network_set_string(service->network,
4470                                         "WiFi.PrivateKeyPassphrase",
4471                                         service->private_key_passphrase);
4472
4473         if (service->phase2 != NULL)
4474                 connman_network_set_string(service->network, "WiFi.Phase2",
4475                                                         service->phase2);
4476 }
4477
4478 static int service_connect(struct connman_service *service)
4479 {
4480         int err;
4481
4482         if (service->hidden == TRUE)
4483                 return -EPERM;
4484
4485         switch (service->type) {
4486         case CONNMAN_SERVICE_TYPE_UNKNOWN:
4487         case CONNMAN_SERVICE_TYPE_SYSTEM:
4488         case CONNMAN_SERVICE_TYPE_GPS:
4489         case CONNMAN_SERVICE_TYPE_GADGET:
4490                 return -EINVAL;
4491         case CONNMAN_SERVICE_TYPE_ETHERNET:
4492         case CONNMAN_SERVICE_TYPE_WIMAX:
4493         case CONNMAN_SERVICE_TYPE_BLUETOOTH:
4494         case CONNMAN_SERVICE_TYPE_CELLULAR:
4495         case CONNMAN_SERVICE_TYPE_VPN:
4496                 break;
4497         case CONNMAN_SERVICE_TYPE_WIFI:
4498                 switch (service->security) {
4499                 case CONNMAN_SERVICE_SECURITY_UNKNOWN:
4500                 case CONNMAN_SERVICE_SECURITY_NONE:
4501                         break;
4502                 case CONNMAN_SERVICE_SECURITY_WEP:
4503                 case CONNMAN_SERVICE_SECURITY_PSK:
4504                 case CONNMAN_SERVICE_SECURITY_WPA:
4505                 case CONNMAN_SERVICE_SECURITY_RSN:
4506                         if (service->passphrase == NULL) {
4507                                 if (service->network == NULL)
4508                                         return -EOPNOTSUPP;
4509
4510                                 if (service->wps == FALSE ||
4511                                         connman_network_get_bool(
4512                                                         service->network,
4513                                                         "WiFi.UseWPS") == FALSE)
4514                                         return -ENOKEY;
4515                         }
4516                         break;
4517                 case CONNMAN_SERVICE_SECURITY_8021X:
4518                         if (service->eap == NULL)
4519                                 return -EINVAL;
4520
4521                         /*
4522                          * never request credentials if using EAP-TLS
4523                          * (EAP-TLS networks need to be fully provisioned)
4524                          */
4525                         if (g_str_equal(service->eap, "tls") == TRUE)
4526                                 break;
4527
4528                         /*
4529                          * Return -ENOKEY if either identity or passphrase is
4530                          * missing. Agent provided credentials can be used as
4531                          * fallback if needed.
4532                          */
4533                         if ((service->identity == NULL &&
4534                                         service->agent_identity == NULL) ||
4535                                         (service->passphrase == NULL &&
4536                                         service->agent_passphrase == NULL))
4537                                 return -ENOKEY;
4538
4539                         break;
4540                 }
4541                 break;
4542         }
4543
4544         if (service->network != NULL) {
4545                 if (prepare_network(service) == FALSE)
4546                         return -EINVAL;
4547
4548                 switch (service->security) {
4549                 case CONNMAN_SERVICE_SECURITY_UNKNOWN:
4550                 case CONNMAN_SERVICE_SECURITY_NONE:
4551                 case CONNMAN_SERVICE_SECURITY_WEP:
4552                 case CONNMAN_SERVICE_SECURITY_PSK:
4553                 case CONNMAN_SERVICE_SECURITY_WPA:
4554                 case CONNMAN_SERVICE_SECURITY_RSN:
4555                         break;
4556                 case CONNMAN_SERVICE_SECURITY_8021X:
4557                         prepare_8021x(service);
4558                         break;
4559                 }
4560
4561                 if (__connman_stats_service_register(service) == 0) {
4562                         __connman_stats_get(service, FALSE,
4563                                                 &service->stats.data);
4564                         __connman_stats_get(service, TRUE,
4565                                                 &service->stats_roaming.data);
4566                 }
4567
4568                 if (service->ipconfig_ipv4)
4569                         __connman_ipconfig_enable(service->ipconfig_ipv4);
4570                 if (service->ipconfig_ipv6)
4571                         __connman_ipconfig_enable(service->ipconfig_ipv6);
4572
4573                 err = __connman_network_connect(service->network);
4574         } else if (service->type == CONNMAN_SERVICE_TYPE_VPN &&
4575                                         service->provider != NULL)
4576                 err = __connman_provider_connect(service->provider);
4577         else
4578                 return -EOPNOTSUPP;
4579
4580         if (err < 0) {
4581                 if (err != -EINPROGRESS) {
4582                         __connman_ipconfig_disable(service->ipconfig_ipv4);
4583                         __connman_ipconfig_disable(service->ipconfig_ipv6);
4584                         __connman_stats_service_unregister(service);
4585                 }
4586         }
4587
4588         return err;
4589 }
4590
4591
4592 int __connman_service_connect(struct connman_service *service)
4593 {
4594         int err;
4595
4596         DBG("service %p state %s", service, state2string(service->state));
4597
4598         if (is_connected(service) == TRUE)
4599                 return -EISCONN;
4600
4601         if (is_connecting(service) == TRUE)
4602                 return -EALREADY;
4603
4604         switch (service->type) {
4605         case CONNMAN_SERVICE_TYPE_UNKNOWN:
4606         case CONNMAN_SERVICE_TYPE_SYSTEM:
4607         case CONNMAN_SERVICE_TYPE_GPS:
4608         case CONNMAN_SERVICE_TYPE_GADGET:
4609                 return -EINVAL;
4610         default:
4611                 err = service_connect(service);
4612         }
4613
4614         if (err >= 0)
4615                 return 0;
4616
4617         if (err == -EINPROGRESS) {
4618                 if (service->timeout == 0)
4619                         service->timeout = g_timeout_add_seconds(
4620                                 CONNECT_TIMEOUT, connect_timeout, service);
4621
4622                 return -EINPROGRESS;
4623         }
4624
4625         __connman_service_ipconfig_indicate_state(service,
4626                                         CONNMAN_SERVICE_STATE_FAILURE,
4627                                         CONNMAN_IPCONFIG_TYPE_IPV4);
4628         __connman_service_ipconfig_indicate_state(service,
4629                                         CONNMAN_SERVICE_STATE_FAILURE,
4630                                         CONNMAN_IPCONFIG_TYPE_IPV6);
4631
4632         if (service->network != NULL)
4633                 __connman_network_disconnect(service->network);
4634         else if (service->type == CONNMAN_SERVICE_TYPE_VPN &&
4635                                 service->provider != NULL)
4636                         __connman_provider_disconnect(service->provider);
4637
4638         if (service->userconnect == TRUE) {
4639                 if (err == -ENOKEY || err == -EPERM) {
4640                         if (__connman_agent_request_passphrase_input(service,
4641                                                         request_input_cb,
4642                                                         NULL) == -EIO)
4643                                 return -EINPROGRESS;
4644                 }
4645                 reply_pending(service, -err);
4646         }
4647
4648         return err;
4649 }
4650
4651 int __connman_service_disconnect(struct connman_service *service)
4652 {
4653         int err;
4654
4655         DBG("service %p", service);
4656
4657         if (service->network != NULL) {
4658                 err = __connman_network_disconnect(service->network);
4659         } else if (service->type == CONNMAN_SERVICE_TYPE_VPN &&
4660                                         service->provider != NULL)
4661                 err = __connman_provider_disconnect(service->provider);
4662         else
4663                 return -EOPNOTSUPP;
4664
4665         if (err < 0 && err != -EINPROGRESS)
4666                 return err;
4667
4668         __connman_6to4_remove(service->ipconfig_ipv4);
4669
4670         if (service->ipconfig_ipv4)
4671                 __connman_ipconfig_set_proxy_autoconfig(service->ipconfig_ipv4,
4672                                                         NULL);
4673         else
4674                 __connman_ipconfig_set_proxy_autoconfig(service->ipconfig_ipv6,
4675                                                         NULL);
4676
4677         __connman_ipconfig_address_remove(service->ipconfig_ipv4);
4678         __connman_ipconfig_address_remove(service->ipconfig_ipv6);
4679
4680         __connman_ipconfig_disable(service->ipconfig_ipv4);
4681         __connman_ipconfig_disable(service->ipconfig_ipv6);
4682
4683         __connman_stats_service_unregister(service);
4684
4685         return err;
4686 }
4687
4688 int __connman_service_disconnect_all(void)
4689 {
4690         GSequenceIter *iter;
4691         GSList *services = NULL, *list;
4692
4693         DBG("");
4694
4695         iter = g_sequence_get_begin_iter(service_list);
4696
4697         while (g_sequence_iter_is_end(iter) == FALSE) {
4698                 struct connman_service *service = g_sequence_get(iter);
4699
4700                 services = g_slist_prepend(services, service);
4701
4702                 iter = g_sequence_iter_next(iter);
4703         }
4704
4705         for (list = services; list != NULL; list = list->next) {
4706                 struct connman_service *service = list->data;
4707
4708                 service->ignore = TRUE;
4709
4710                 set_reconnect_state(service, FALSE);
4711
4712                 __connman_service_disconnect(service);
4713         }
4714
4715         g_slist_free(list);
4716
4717         return 0;
4718
4719 }
4720
4721 /**
4722  * lookup_by_identifier:
4723  * @identifier: service identifier
4724  *
4725  * Look up a service by identifier (reference count will not be increased)
4726  */
4727 static struct connman_service *lookup_by_identifier(const char *identifier)
4728 {
4729         GSequenceIter *iter;
4730
4731         iter = g_hash_table_lookup(service_hash, identifier);
4732         if (iter != NULL)
4733                 return g_sequence_get(iter);
4734
4735         return NULL;
4736 }
4737
4738 static void provision_changed(gpointer value, gpointer user_data)
4739 {
4740         struct connman_service *service = value;
4741         char *path = user_data;
4742
4743         __connman_config_provision_service_ident(service, path);
4744 }
4745
4746 void __connman_service_provision_changed(const char *ident)
4747 {
4748         g_sequence_foreach(service_list, provision_changed, (void *)ident);
4749 }
4750
4751 /**
4752  * __connman_service_get:
4753  * @identifier: service identifier
4754  *
4755  * Look up a service by identifier or create a new one if not found
4756  */
4757 static struct connman_service *service_get(const char *identifier)
4758 {
4759         struct connman_service *service;
4760         GSequenceIter *iter;
4761
4762         iter = g_hash_table_lookup(service_hash, identifier);
4763         if (iter != NULL) {
4764                 service = g_sequence_get(iter);
4765                 if (service != NULL)
4766                         connman_service_ref(service);
4767                 return service;
4768         }
4769
4770         service = connman_service_create();
4771         if (service == NULL)
4772                 return NULL;
4773
4774         DBG("service %p", service);
4775
4776         service->identifier = g_strdup(identifier);
4777
4778         iter = g_sequence_insert_sorted(service_list, service,
4779                                                 service_compare, NULL);
4780
4781         g_hash_table_insert(service_hash, service->identifier, iter);
4782
4783         return service;
4784 }
4785
4786 static int service_register(struct connman_service *service)
4787 {
4788         GSequenceIter *iter;
4789
4790         DBG("service %p", service);
4791
4792         if (service->path != NULL)
4793                 return -EALREADY;
4794
4795         service->path = g_strdup_printf("%s/service/%s", CONNMAN_PATH,
4796                                                 service->identifier);
4797
4798         DBG("path %s", service->path);
4799
4800         __connman_config_provision_service(service);
4801
4802         service_load(service);
4803
4804         g_dbus_register_interface(connection, service->path,
4805                                         CONNMAN_SERVICE_INTERFACE,
4806                                         service_methods, service_signals,
4807                                                         NULL, service, NULL);
4808
4809         iter = g_hash_table_lookup(service_hash, service->identifier);
4810         if (iter != NULL)
4811                 g_sequence_sort_changed(iter, service_compare, NULL);
4812
4813         services_changed(TRUE);
4814
4815         return 0;
4816 }
4817
4818 static void service_up(struct connman_ipconfig *ipconfig)
4819 {
4820         struct connman_service *service = __connman_ipconfig_get_data(ipconfig);
4821
4822         DBG("%s up", __connman_ipconfig_get_ifname(ipconfig));
4823
4824         link_changed(service);
4825
4826         service->stats.valid = FALSE;
4827         service->stats_roaming.valid = FALSE;
4828 }
4829
4830 static void service_down(struct connman_ipconfig *ipconfig)
4831 {
4832         DBG("%s down", __connman_ipconfig_get_ifname(ipconfig));
4833 }
4834
4835 static void service_lower_up(struct connman_ipconfig *ipconfig)
4836 {
4837         struct connman_service *service = __connman_ipconfig_get_data(ipconfig);
4838
4839         DBG("%s lower up", __connman_ipconfig_get_ifname(ipconfig));
4840
4841         stats_start(service);
4842 }
4843
4844 static void service_lower_down(struct connman_ipconfig *ipconfig)
4845 {
4846         struct connman_service *service = __connman_ipconfig_get_data(ipconfig);
4847
4848         DBG("%s lower down", __connman_ipconfig_get_ifname(ipconfig));
4849
4850         stats_stop(service);
4851         service_save(service);
4852 }
4853
4854 static void service_ip_bound(struct connman_ipconfig *ipconfig)
4855 {
4856         struct connman_service *service = __connman_ipconfig_get_data(ipconfig);
4857         enum connman_ipconfig_method method = CONNMAN_IPCONFIG_METHOD_UNKNOWN;
4858         enum connman_ipconfig_type type = CONNMAN_IPCONFIG_TYPE_UNKNOWN;
4859
4860         DBG("%s ip bound", __connman_ipconfig_get_ifname(ipconfig));
4861
4862         type = __connman_ipconfig_get_config_type(ipconfig);
4863         method = __connman_ipconfig_get_method(ipconfig);
4864
4865         DBG("service %p ipconfig %p type %d method %d", service, ipconfig,
4866                                                         type, method);
4867
4868         if (type == CONNMAN_IPCONFIG_TYPE_IPV6 &&
4869                         method == CONNMAN_IPCONFIG_METHOD_AUTO)
4870                 __connman_service_ipconfig_indicate_state(service,
4871                                                 CONNMAN_SERVICE_STATE_READY,
4872                                                 CONNMAN_IPCONFIG_TYPE_IPV6);
4873
4874         settings_changed(service, ipconfig);
4875 }
4876
4877 static void service_ip_release(struct connman_ipconfig *ipconfig)
4878 {
4879         struct connman_service *service = __connman_ipconfig_get_data(ipconfig);
4880         enum connman_ipconfig_method method = CONNMAN_IPCONFIG_METHOD_UNKNOWN;
4881         enum connman_ipconfig_type type = CONNMAN_IPCONFIG_TYPE_UNKNOWN;
4882
4883         DBG("%s ip release", __connman_ipconfig_get_ifname(ipconfig));
4884
4885         type = __connman_ipconfig_get_config_type(ipconfig);
4886         method = __connman_ipconfig_get_method(ipconfig);
4887
4888         DBG("service %p ipconfig %p type %d method %d", service, ipconfig,
4889                                                         type, method);
4890
4891         if (type == CONNMAN_IPCONFIG_TYPE_IPV6 &&
4892                         method == CONNMAN_IPCONFIG_METHOD_OFF)
4893                 __connman_service_ipconfig_indicate_state(service,
4894                                         CONNMAN_SERVICE_STATE_DISCONNECT,
4895                                         CONNMAN_IPCONFIG_TYPE_IPV6);
4896
4897         if (type == CONNMAN_IPCONFIG_TYPE_IPV4 &&
4898                         method == CONNMAN_IPCONFIG_METHOD_OFF)
4899                 __connman_service_ipconfig_indicate_state(service,
4900                                         CONNMAN_SERVICE_STATE_DISCONNECT,
4901                                         CONNMAN_IPCONFIG_TYPE_IPV4);
4902
4903         settings_changed(service, ipconfig);
4904 }
4905
4906 static const struct connman_ipconfig_ops service_ops = {
4907         .up             = service_up,
4908         .down           = service_down,
4909         .lower_up       = service_lower_up,
4910         .lower_down     = service_lower_down,
4911         .ip_bound       = service_ip_bound,
4912         .ip_release     = service_ip_release,
4913 };
4914
4915 static void setup_ip4config(struct connman_service *service, int index,
4916                         enum connman_ipconfig_method method)
4917 {
4918         service->ipconfig_ipv4 = __connman_ipconfig_create(index,
4919                                                 CONNMAN_IPCONFIG_TYPE_IPV4);
4920         if (service->ipconfig_ipv4 == NULL)
4921                 return;
4922
4923         __connman_ipconfig_set_method(service->ipconfig_ipv4, method);
4924
4925         __connman_ipconfig_set_data(service->ipconfig_ipv4, service);
4926
4927         __connman_ipconfig_set_ops(service->ipconfig_ipv4, &service_ops);
4928 }
4929
4930 static void setup_ip6config(struct connman_service *service, int index)
4931 {
4932         service->ipconfig_ipv6 = __connman_ipconfig_create(index,
4933                                                 CONNMAN_IPCONFIG_TYPE_IPV6);
4934         if (service->ipconfig_ipv6 == NULL)
4935                 return;
4936
4937         __connman_ipconfig_set_data(service->ipconfig_ipv6, service);
4938
4939         __connman_ipconfig_set_ops(service->ipconfig_ipv6, &service_ops);
4940 }
4941
4942 void __connman_service_read_ip4config(struct connman_service *service)
4943 {
4944         GKeyFile *keyfile;
4945
4946         if (service->ipconfig_ipv4 == NULL)
4947                 return;
4948
4949         keyfile = connman_storage_load_service(service->identifier);
4950         if (keyfile == NULL)
4951                 return;
4952
4953         __connman_ipconfig_load(service->ipconfig_ipv4, keyfile,
4954                                 service->identifier, "IPv4.");
4955
4956         g_key_file_free(keyfile);
4957 }
4958
4959 void __connman_service_create_ip4config(struct connman_service *service,
4960                                         int index)
4961 {
4962         DBG("ipv4 %p", service->ipconfig_ipv4);
4963
4964         if (service->ipconfig_ipv4 != NULL)
4965                 return;
4966
4967         setup_ip4config(service, index, CONNMAN_IPCONFIG_METHOD_DHCP);
4968         __connman_service_read_ip4config(service);
4969 }
4970
4971 void __connman_service_read_ip6config(struct connman_service *service)
4972 {
4973         GKeyFile *keyfile;
4974
4975         if (service->ipconfig_ipv6 == NULL)
4976                 return;
4977
4978         keyfile = connman_storage_load_service(service->identifier);
4979         if (keyfile == NULL)
4980                 return;
4981
4982         __connman_ipconfig_load(service->ipconfig_ipv6, keyfile,
4983                                 service->identifier, "IPv6.");
4984
4985         g_key_file_free(keyfile);
4986 }
4987
4988 void __connman_service_create_ip6config(struct connman_service *service,
4989                                                                 int index)
4990 {
4991         DBG("ipv6 %p", service->ipconfig_ipv6);
4992
4993         if (service->ipconfig_ipv6 != NULL)
4994                 return;
4995
4996         setup_ip6config(service, index);
4997
4998         __connman_service_read_ip6config(service);
4999 }
5000
5001 /**
5002  * __connman_service_lookup_from_network:
5003  * @network: network structure
5004  *
5005  * Look up a service by network (reference count will not be increased)
5006  */
5007 struct connman_service *__connman_service_lookup_from_network(struct connman_network *network)
5008 {
5009         struct connman_service *service;
5010         const char *ident, *group;
5011         char *name;
5012
5013         DBG("network %p", network);
5014
5015         if (network == NULL)
5016                 return NULL;
5017
5018         ident = __connman_network_get_ident(network);
5019         if (ident == NULL)
5020                 return NULL;
5021
5022         group = connman_network_get_group(network);
5023         if (group == NULL)
5024                 return NULL;
5025
5026         name = g_strdup_printf("%s_%s_%s",
5027                         __connman_network_get_type(network), ident, group);
5028         service = lookup_by_identifier(name);
5029         g_free(name);
5030
5031         return service;
5032 }
5033
5034 struct connman_service *__connman_service_lookup_from_index(int index)
5035 {
5036         struct connman_service *service;
5037         GSequenceIter *iter;
5038
5039         iter = g_sequence_get_begin_iter(service_list);
5040
5041         while (g_sequence_iter_is_end(iter) == FALSE) {
5042                 service = g_sequence_get(iter);
5043
5044                 if (__connman_ipconfig_get_index(service->ipconfig_ipv4)
5045                                                         == index)
5046                         return service;
5047
5048                 if (__connman_ipconfig_get_index(service->ipconfig_ipv6)
5049                                                         == index)
5050                         return service;
5051
5052                 iter = g_sequence_iter_next(iter);
5053         }
5054
5055         return NULL;
5056 }
5057
5058 const char *__connman_service_get_ident(struct connman_service *service)
5059 {
5060         return service->identifier;
5061 }
5062
5063 const char *__connman_service_get_path(struct connman_service *service)
5064 {
5065         return service->path;
5066 }
5067
5068 unsigned int __connman_service_get_order(struct connman_service *service)
5069 {
5070         GSequenceIter *iter;
5071
5072         if (service == NULL)
5073                 return 0;
5074
5075         if (service->favorite == FALSE) {
5076                 service->order = 0;
5077                 goto done;
5078         }
5079
5080         iter = g_hash_table_lookup(service_hash, service->identifier);
5081         if (iter != NULL) {
5082                 if (g_sequence_iter_get_position(iter) == 0)
5083                         service->order = 1;
5084                 else if (service->type == CONNMAN_SERVICE_TYPE_VPN)
5085                         service->order = 10;
5086                 else
5087                         service->order = 0;
5088         }
5089
5090 done:
5091         return service->order;
5092 }
5093
5094 static enum connman_service_type convert_network_type(struct connman_network *network)
5095 {
5096         enum connman_network_type type = connman_network_get_type(network);
5097
5098         switch (type) {
5099         case CONNMAN_NETWORK_TYPE_UNKNOWN:
5100         case CONNMAN_NETWORK_TYPE_VENDOR:
5101                 break;
5102         case CONNMAN_NETWORK_TYPE_ETHERNET:
5103                 return CONNMAN_SERVICE_TYPE_ETHERNET;
5104         case CONNMAN_NETWORK_TYPE_WIFI:
5105                 return CONNMAN_SERVICE_TYPE_WIFI;
5106         case CONNMAN_NETWORK_TYPE_WIMAX:
5107                 return CONNMAN_SERVICE_TYPE_WIMAX;
5108         case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
5109         case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
5110                 return CONNMAN_SERVICE_TYPE_BLUETOOTH;
5111         case CONNMAN_NETWORK_TYPE_CELLULAR:
5112                 return CONNMAN_SERVICE_TYPE_CELLULAR;
5113         }
5114
5115         return CONNMAN_SERVICE_TYPE_UNKNOWN;
5116 }
5117
5118 static enum connman_service_security convert_wifi_security(const char *security)
5119 {
5120         if (security == NULL)
5121                 return CONNMAN_SERVICE_SECURITY_UNKNOWN;
5122         else if (g_str_equal(security, "none") == TRUE)
5123                 return CONNMAN_SERVICE_SECURITY_NONE;
5124         else if (g_str_equal(security, "wep") == TRUE)
5125                 return CONNMAN_SERVICE_SECURITY_WEP;
5126         else if (g_str_equal(security, "psk") == TRUE)
5127                 return CONNMAN_SERVICE_SECURITY_PSK;
5128         else if (g_str_equal(security, "ieee8021x") == TRUE)
5129                 return CONNMAN_SERVICE_SECURITY_8021X;
5130         else if (g_str_equal(security, "wpa") == TRUE)
5131                 return CONNMAN_SERVICE_SECURITY_WPA;
5132         else if (g_str_equal(security, "rsn") == TRUE)
5133                 return CONNMAN_SERVICE_SECURITY_RSN;
5134         else
5135                 return CONNMAN_SERVICE_SECURITY_UNKNOWN;
5136 }
5137
5138 static void update_from_network(struct connman_service *service,
5139                                         struct connman_network *network)
5140 {
5141         connman_uint8_t strength = service->strength;
5142         GSequenceIter *iter;
5143         const char *str;
5144
5145         DBG("service %p network %p", service, network);
5146
5147         if (is_connected(service) == TRUE)
5148                 return;
5149
5150         if (is_connecting(service) == TRUE)
5151                 return;
5152
5153         str = connman_network_get_string(network, "Name");
5154         if (str != NULL) {
5155                 g_free(service->name);
5156                 service->name = g_strdup(str);
5157                 service->hidden = FALSE;
5158         } else {
5159                 g_free(service->name);
5160                 service->name = NULL;
5161                 service->hidden = TRUE;
5162         }
5163
5164         service->strength = connman_network_get_strength(network);
5165         service->roaming = connman_network_get_bool(network, "Roaming");
5166
5167         if (service->strength == 0) {
5168                 /*
5169                  * Filter out 0-values; it's unclear what they mean
5170                  * and they cause anomalous sorting of the priority list.
5171                  */
5172                 service->strength = strength;
5173         }
5174
5175         str = connman_network_get_string(network, "WiFi.Security");
5176         service->security = convert_wifi_security(str);
5177
5178         if (service->type == CONNMAN_SERVICE_TYPE_WIFI)
5179                 service->wps = connman_network_get_bool(network, "WiFi.WPS");
5180
5181         if (service->strength > strength && service->network != NULL) {
5182                 connman_network_unref(service->network);
5183                 service->network = connman_network_ref(network);
5184
5185                 strength_changed(service);
5186         }
5187
5188         if (service->network == NULL)
5189                 service->network = connman_network_ref(network);
5190
5191         iter = g_hash_table_lookup(service_hash, service->identifier);
5192         if (iter != NULL)
5193                 g_sequence_sort_changed(iter, service_compare, NULL);
5194 }
5195
5196 /**
5197  * __connman_service_create_from_network:
5198  * @network: network structure
5199  *
5200  * Look up service by network and if not found, create one
5201  */
5202 struct connman_service * __connman_service_create_from_network(struct connman_network *network)
5203 {
5204         struct connman_service *service;
5205         struct connman_device *device;
5206         const char *ident, *group;
5207         char *name;
5208         int index;
5209
5210         DBG("network %p", network);
5211
5212         if (network == NULL)
5213                 return NULL;
5214
5215         ident = __connman_network_get_ident(network);
5216         if (ident == NULL)
5217                 return NULL;
5218
5219         group = connman_network_get_group(network);
5220         if (group == NULL)
5221                 return NULL;
5222
5223         name = g_strdup_printf("%s_%s_%s",
5224                         __connman_network_get_type(network), ident, group);
5225         service = service_get(name);
5226         g_free(name);
5227
5228         if (service == NULL)
5229                 return NULL;
5230
5231         if (__connman_network_get_weakness(network) == TRUE)
5232                 return service;
5233
5234         if (service->path != NULL) {
5235                 update_from_network(service, network);
5236                 services_changed(TRUE);
5237                 return service;
5238         }
5239
5240         service->type = convert_network_type(network);
5241
5242         switch (service->type) {
5243         case CONNMAN_SERVICE_TYPE_UNKNOWN:
5244         case CONNMAN_SERVICE_TYPE_SYSTEM:
5245         case CONNMAN_SERVICE_TYPE_ETHERNET:
5246         case CONNMAN_SERVICE_TYPE_WIMAX:
5247         case CONNMAN_SERVICE_TYPE_BLUETOOTH:
5248         case CONNMAN_SERVICE_TYPE_GPS:
5249         case CONNMAN_SERVICE_TYPE_VPN:
5250         case CONNMAN_SERVICE_TYPE_GADGET:
5251                 service->autoconnect = FALSE;
5252                 break;
5253         case CONNMAN_SERVICE_TYPE_WIFI:
5254         case CONNMAN_SERVICE_TYPE_CELLULAR:
5255                 service->autoconnect = TRUE;
5256                 break;
5257         }
5258
5259         service->state_ipv4 = service->state_ipv6 = CONNMAN_SERVICE_STATE_IDLE;
5260         service->state = combine_state(service->state_ipv4, service->state_ipv6);
5261
5262         update_from_network(service, network);
5263
5264         index = connman_network_get_index(network);
5265
5266         if (service->ipconfig_ipv4 == NULL)
5267                 setup_ip4config(service, index, CONNMAN_IPCONFIG_METHOD_DHCP);
5268
5269         if (service->ipconfig_ipv6 == NULL)
5270                 setup_ip6config(service, index);
5271
5272         service_register(service);
5273
5274         if (service->favorite == TRUE) {
5275                 device = connman_network_get_device(service->network);
5276                 if (device && __connman_device_scanning(device) == FALSE)
5277                         __connman_service_auto_connect();
5278         }
5279
5280         __connman_notifier_service_add(service, service->name);
5281
5282         return service;
5283 }
5284
5285 void __connman_service_update_from_network(struct connman_network *network)
5286 {
5287         connman_bool_t need_sort = FALSE;
5288         struct connman_service *service;
5289         connman_uint8_t strength;
5290         connman_bool_t roaming;
5291         GSequenceIter *iter;
5292         const char *name;
5293         connman_bool_t stats_enable;
5294
5295         DBG("network %p", network);
5296
5297         service = __connman_service_lookup_from_network(network);
5298         if (service == NULL)
5299                 return;
5300
5301         if (service->network == NULL)
5302                 return;
5303
5304         name = connman_network_get_string(service->network, "Name");
5305         if (g_strcmp0(service->name, name) != 0) {
5306                 g_free(service->name);
5307                 service->name = g_strdup(name);
5308                 connman_dbus_property_changed_basic(service->path,
5309                                 CONNMAN_SERVICE_INTERFACE, "Name",
5310                                 DBUS_TYPE_STRING, &service->name);
5311         }
5312
5313         if (service->type == CONNMAN_SERVICE_TYPE_WIFI)
5314                 service->wps = connman_network_get_bool(network, "WiFi.WPS");
5315
5316         strength = connman_network_get_strength(service->network);
5317         if (strength == service->strength)
5318                 goto roaming;
5319
5320         service->strength = strength;
5321         need_sort = TRUE;
5322
5323         strength_changed(service);
5324
5325 roaming:
5326         roaming = connman_network_get_bool(service->network, "Roaming");
5327         if (roaming == service->roaming)
5328                 goto sorting;
5329
5330         stats_enable = stats_enabled(service);
5331         if (stats_enable == TRUE)
5332                 stats_stop(service);
5333
5334         service->roaming = roaming;
5335         need_sort = TRUE;
5336
5337         if (stats_enable == TRUE)
5338                 stats_start(service);
5339
5340         roaming_changed(service);
5341
5342 sorting:
5343         if (need_sort == TRUE) {
5344                 iter = g_hash_table_lookup(service_hash, service->identifier);
5345                 if (iter != NULL)
5346                         g_sequence_sort_changed(iter, service_compare, NULL);
5347         }
5348 }
5349
5350 void __connman_service_remove_from_network(struct connman_network *network)
5351 {
5352         struct connman_service *service;
5353
5354         DBG("network %p", network);
5355
5356         service = __connman_service_lookup_from_network(network);
5357         if (service == NULL)
5358                 return;
5359
5360         __connman_connection_gateway_remove(service,
5361                                         CONNMAN_IPCONFIG_TYPE_ALL);
5362
5363         connman_service_unref(service);
5364 }
5365
5366 /**
5367  * __connman_service_create_from_provider:
5368  * @provider: provider structure
5369  *
5370  * Look up service by provider and if not found, create one
5371  */
5372 struct connman_service *
5373 __connman_service_create_from_provider(struct connman_provider *provider)
5374 {
5375         struct connman_service *service;
5376         const char *ident, *str;
5377         char *name;
5378         int index = connman_provider_get_index(provider);
5379
5380         DBG("provider %p", provider);
5381
5382         ident = __connman_provider_get_ident(provider);
5383         if (ident == NULL)
5384                 return NULL;
5385
5386         name = g_strdup_printf("vpn_%s", ident);
5387         service = service_get(name);
5388         g_free(name);
5389
5390         if (service == NULL)
5391                 return NULL;
5392
5393         service->type = CONNMAN_SERVICE_TYPE_VPN;
5394         service->provider = connman_provider_ref(provider);
5395         service->autoconnect = FALSE;
5396         service->userconnect = TRUE;
5397
5398         service->state_ipv4 = service->state_ipv6 = CONNMAN_SERVICE_STATE_IDLE;
5399
5400         str = connman_provider_get_string(provider, "Name");
5401         if (str != NULL) {
5402                 g_free(service->name);
5403                 service->name = g_strdup(str);
5404                 service->hidden = FALSE;
5405         } else {
5406                 g_free(service->name);
5407                 service->name = NULL;
5408                 service->hidden = TRUE;
5409         }
5410
5411         service->strength = 0;
5412
5413         if (service->ipconfig_ipv4 == NULL)
5414                 setup_ip4config(service, index, CONNMAN_IPCONFIG_METHOD_MANUAL);
5415
5416         if (service->ipconfig_ipv6 == NULL)
5417                 setup_ip6config(service, index);
5418
5419         service_register(service);
5420
5421         __connman_notifier_service_add(service, service->name);
5422
5423         return service;
5424 }
5425
5426 int __connman_service_init(void)
5427 {
5428         DBG("");
5429
5430         connection = connman_dbus_get_connection();
5431
5432         service_hash = g_hash_table_new_full(g_str_hash, g_str_equal,
5433                                                                 NULL, NULL);
5434
5435         service_list = g_sequence_new(service_free);
5436
5437         return 0;
5438 }
5439
5440 void __connman_service_cleanup(void)
5441 {
5442         GSequence *list;
5443
5444         DBG("");
5445
5446         list = service_list;
5447         service_list = NULL;
5448         g_sequence_free(list);
5449
5450         g_hash_table_destroy(service_hash);
5451         service_hash = NULL;
5452
5453         g_slist_free(counter_list);
5454         counter_list = NULL;
5455
5456         dbus_connection_unref(connection);
5457 }