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 int __connman_service_timeserver_append(struct connman_service *service,
2256                                                 const char *timeserver)
2257 {
2258         int len;
2259
2260         DBG("service %p timeserver %s", service, timeserver);
2261
2262         if (timeserver == NULL)
2263                 return -EINVAL;
2264
2265         if (service->timeservers != NULL) {
2266                 int i;
2267
2268                 for (i = 0; service->timeservers[i] != NULL; i++)
2269                         if (g_strcmp0(service->timeservers[i], timeserver) == 0)
2270                                 return -EEXIST;
2271
2272                 len = g_strv_length(service->timeservers);
2273                 service->timeservers = g_try_renew(char *, service->timeservers,
2274                                                         len + 2);
2275         } else {
2276                 len = 0;
2277                 service->timeservers = g_try_new0(char *, len + 2);
2278         }
2279
2280         if (service->timeservers == NULL)
2281                 return -ENOMEM;
2282
2283         service->timeservers[len] = g_strdup(timeserver);
2284         service->timeservers[len + 1] = NULL;
2285
2286         return 0;
2287 }
2288
2289 int __connman_service_timeserver_remove(struct connman_service *service,
2290                                                 const char *timeserver)
2291 {
2292         char **servers;
2293         int len, i, j, found = 0;
2294
2295         DBG("service %p timeserver %s", service, timeserver);
2296
2297         if (timeserver == NULL)
2298                 return -EINVAL;
2299
2300         if (service->timeservers == NULL)
2301                 return 0;
2302
2303         for (i = 0; service->timeservers != NULL &&
2304                                         service->timeservers[i] != NULL; i++)
2305                 if (g_strcmp0(service->timeservers[i], timeserver) == 0) {
2306                         found = 1;
2307                         break;
2308                 }
2309
2310         if (found == 0)
2311                 return 0;
2312
2313         len = g_strv_length(service->timeservers);
2314
2315         if (len == 1) {
2316                 g_strfreev(service->timeservers);
2317                 service->timeservers = NULL;
2318
2319                 return 0;
2320         }
2321
2322         servers = g_try_new0(char *, len);
2323         if (servers == NULL)
2324                 return -ENOMEM;
2325
2326         for (i = 0, j = 0; i < len; i++) {
2327                 if (g_strcmp0(service->timeservers[i], timeserver) != 0) {
2328                         servers[j] = g_strdup(service->timeservers[i]);
2329                         if (servers[j] == NULL)
2330                                 return -ENOMEM;
2331                         j++;
2332                 }
2333         }
2334         servers[len - 1] = NULL;
2335
2336         g_strfreev(service->timeservers);
2337         service->timeservers = servers;
2338
2339         return 0;
2340 }
2341
2342 void __connman_service_set_pac(struct connman_service *service,
2343                                         const char *pac)
2344 {
2345         if (service->hidden == TRUE)
2346                 return;
2347         g_free(service->pac);
2348         service->pac = g_strdup(pac);
2349
2350         proxy_changed(service);
2351 }
2352
2353 void __connman_service_set_identity(struct connman_service *service,
2354                                         const char *identity)
2355 {
2356         if (service->immutable || service->hidden == TRUE)
2357                 return;
2358
2359         g_free(service->identity);
2360         service->identity = g_strdup(identity);
2361
2362         if (service->network != NULL)
2363                 connman_network_set_string(service->network,
2364                                         "WiFi.Identity",
2365                                         service->identity);
2366 }
2367
2368 void __connman_service_set_agent_identity(struct connman_service *service,
2369                                                 const char *agent_identity)
2370 {
2371         if (service->hidden == TRUE)
2372                 return;
2373         g_free(service->agent_identity);
2374         service->agent_identity = g_strdup(agent_identity);
2375
2376         if (service->network != NULL)
2377                 connman_network_set_string(service->network,
2378                                         "WiFi.AgentIdentity",
2379                                         service->agent_identity);
2380 }
2381
2382 void __connman_service_set_passphrase(struct connman_service *service,
2383                                         const char* passphrase)
2384 {
2385         if (service->immutable == TRUE || service->hidden == TRUE)
2386                 return;
2387
2388         g_free(service->passphrase);
2389         service->passphrase = g_strdup(passphrase);
2390
2391         if (service->network != NULL)
2392                 connman_network_set_string(service->network,
2393                                         "WiFi.Passphrase",
2394                                         service->passphrase);
2395
2396         service_save(service);
2397 }
2398
2399 void __connman_service_set_agent_passphrase(struct connman_service *service,
2400                                                 const char *agent_passphrase)
2401 {
2402         if (service->hidden == TRUE)
2403                 return;
2404         g_free(service->agent_passphrase);
2405         service->agent_passphrase = g_strdup(agent_passphrase);
2406
2407         if (service->network != NULL)
2408                 connman_network_set_string(service->network,
2409                                         "WiFi.AgentPassphrase",
2410                                         service->agent_passphrase);
2411 }
2412
2413 static DBusMessage *get_properties(DBusConnection *conn,
2414                                         DBusMessage *msg, void *user_data)
2415 {
2416         struct connman_service *service = user_data;
2417         DBusMessage *reply;
2418         DBusMessageIter array, dict;
2419
2420         DBG("service %p", service);
2421
2422         reply = dbus_message_new_method_return(msg);
2423         if (reply == NULL)
2424                 return NULL;
2425
2426         dbus_message_iter_init_append(reply, &array);
2427
2428         connman_dbus_dict_open(&array, &dict);
2429         append_properties(&dict, FALSE, service);
2430         connman_dbus_dict_close(&array, &dict);
2431
2432         return reply;
2433 }
2434
2435 static int update_proxy_configuration(struct connman_service *service,
2436                                 DBusMessageIter *array)
2437 {
2438         DBusMessageIter dict;
2439         enum connman_service_proxy_method method;
2440         GString *servers_str = NULL;
2441         GString *excludes_str = NULL;
2442         const char *url = NULL;
2443
2444         method = CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN;
2445
2446         dbus_message_iter_recurse(array, &dict);
2447
2448         while (dbus_message_iter_get_arg_type(&dict) == DBUS_TYPE_DICT_ENTRY) {
2449                 DBusMessageIter entry, variant;
2450                 const char *key;
2451                 int type;
2452
2453                 dbus_message_iter_recurse(&dict, &entry);
2454
2455                 if (dbus_message_iter_get_arg_type(&entry) != DBUS_TYPE_STRING)
2456                         goto error;
2457
2458                 dbus_message_iter_get_basic(&entry, &key);
2459                 dbus_message_iter_next(&entry);
2460
2461                 if (dbus_message_iter_get_arg_type(&entry) !=
2462                                                         DBUS_TYPE_VARIANT)
2463                         goto error;
2464
2465                 dbus_message_iter_recurse(&entry, &variant);
2466                 type = dbus_message_iter_get_arg_type(&variant);
2467
2468                 if (g_str_equal(key, "Method") == TRUE) {
2469                         const char *val;
2470
2471                         if (type != DBUS_TYPE_STRING)
2472                                 goto error;
2473
2474                         dbus_message_iter_get_basic(&variant, &val);
2475                         method = string2proxymethod(val);
2476                 } else if (g_str_equal(key, "URL") == TRUE) {
2477                         if (type != DBUS_TYPE_STRING)
2478                                 goto error;
2479
2480                         dbus_message_iter_get_basic(&variant, &url);
2481                 } else if (g_str_equal(key, "Servers") == TRUE) {
2482                         DBusMessageIter str_array;
2483
2484                         if (type != DBUS_TYPE_ARRAY)
2485                                 goto error;
2486
2487                         servers_str = g_string_new(NULL);
2488                         if (servers_str == NULL)
2489                                 goto error;
2490
2491                         dbus_message_iter_recurse(&variant, &str_array);
2492
2493                         while (dbus_message_iter_get_arg_type(&str_array) ==
2494                                                         DBUS_TYPE_STRING) {
2495                                 char *val = NULL;
2496
2497                                 dbus_message_iter_get_basic(&str_array, &val);
2498
2499                                 if (servers_str->len > 0)
2500                                         g_string_append_printf(servers_str,
2501                                                         " %s", val);
2502                                 else
2503                                         g_string_append(servers_str, val);
2504
2505                                 dbus_message_iter_next(&str_array);
2506                         }
2507                 } else if (g_str_equal(key, "Excludes") == TRUE) {
2508                         DBusMessageIter str_array;
2509
2510                         if (type != DBUS_TYPE_ARRAY)
2511                                 goto error;
2512
2513                         excludes_str = g_string_new(NULL);
2514                         if (excludes_str == NULL)
2515                                 goto error;
2516
2517                         dbus_message_iter_recurse(&variant, &str_array);
2518
2519                         while (dbus_message_iter_get_arg_type(&str_array) ==
2520                                                         DBUS_TYPE_STRING) {
2521                                 char *val = NULL;
2522
2523                                 dbus_message_iter_get_basic(&str_array, &val);
2524
2525                                 if (excludes_str->len > 0)
2526                                         g_string_append_printf(excludes_str,
2527                                                         " %s", val);
2528                                 else
2529                                         g_string_append(excludes_str, val);
2530
2531                                 dbus_message_iter_next(&str_array);
2532                         }
2533                 }
2534
2535                 dbus_message_iter_next(&dict);
2536         }
2537
2538         switch (method) {
2539         case CONNMAN_SERVICE_PROXY_METHOD_DIRECT:
2540                 break;
2541         case CONNMAN_SERVICE_PROXY_METHOD_MANUAL:
2542                 if (servers_str == NULL && service->proxies == NULL)
2543                         goto error;
2544
2545                 if (servers_str != NULL) {
2546                         g_strfreev(service->proxies);
2547
2548                         if (servers_str->len > 0)
2549                                 service->proxies = g_strsplit_set(
2550                                         servers_str->str, " ", 0);
2551                         else
2552                                 service->proxies = NULL;
2553                 }
2554
2555                 if (excludes_str != NULL) {
2556                         g_strfreev(service->excludes);
2557
2558                         if (excludes_str->len > 0)
2559                                 service->excludes = g_strsplit_set(
2560                                         excludes_str->str, " ", 0);
2561                         else
2562                                 service->excludes = NULL;
2563                 }
2564
2565                 if (service->proxies == NULL)
2566                         method = CONNMAN_SERVICE_PROXY_METHOD_DIRECT;
2567
2568                 break;
2569         case CONNMAN_SERVICE_PROXY_METHOD_AUTO:
2570                 g_free(service->pac);
2571
2572                 if (url != NULL && strlen(url) > 0)
2573                         service->pac = g_strdup(url);
2574                 else
2575                         service->pac = NULL;
2576
2577                 /* if we are connected:
2578                    - if service->pac == NULL
2579                    - if __connman_ipconfig_get_proxy_autoconfig(
2580                    service->ipconfig) == NULL
2581                    --> We should start WPAD */
2582
2583                 break;
2584         case CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN:
2585                 goto error;
2586         }
2587
2588         if (servers_str != NULL)
2589                 g_string_free(servers_str, TRUE);
2590
2591         if (excludes_str != NULL)
2592                 g_string_free(excludes_str, TRUE);
2593
2594         service->proxy_config = method;
2595
2596         return 0;
2597
2598 error:
2599         if (servers_str != NULL)
2600                 g_string_free(servers_str, TRUE);
2601
2602         if (excludes_str != NULL)
2603                 g_string_free(excludes_str, TRUE);
2604
2605         return -EINVAL;
2606 }
2607
2608 static int set_ipconfig(struct connman_service *service,
2609                         struct connman_ipconfig *ipconfig,
2610                         DBusMessageIter *array,
2611                         enum connman_service_state state,
2612                         enum connman_service_state *new_state)
2613 {
2614         enum connman_ipconfig_method old_method;
2615         enum connman_ipconfig_method method = CONNMAN_IPCONFIG_METHOD_UNKNOWN;
2616         enum connman_ipconfig_type type;
2617         int err;
2618
2619         if (ipconfig == NULL)
2620                 return -EINVAL;
2621
2622         old_method = __connman_ipconfig_get_method(ipconfig);
2623
2624         if (is_connecting_state(service, state) ||
2625                                         is_connected_state(service, state))
2626                 __connman_network_clear_ipconfig(service->network, ipconfig);
2627
2628         err = __connman_ipconfig_set_config(ipconfig, array);
2629         method = __connman_ipconfig_get_method(ipconfig);
2630         type = __connman_ipconfig_get_config_type(ipconfig);
2631
2632         if (type == CONNMAN_IPCONFIG_TYPE_IPV4) {
2633                 if (err == 0 && old_method == CONNMAN_IPCONFIG_METHOD_OFF &&
2634                                 method == CONNMAN_IPCONFIG_METHOD_DHCP) {
2635                         *new_state = service->state_ipv4 =
2636                                 CONNMAN_SERVICE_STATE_CONFIGURATION;
2637                         __connman_ipconfig_enable(ipconfig);
2638                 }
2639
2640         } else if (type == CONNMAN_IPCONFIG_TYPE_IPV6) {
2641                 if (err == 0 && old_method == CONNMAN_IPCONFIG_METHOD_OFF &&
2642                                 method == CONNMAN_IPCONFIG_METHOD_AUTO) {
2643                         *new_state = service->state_ipv6;
2644                         __connman_ipconfig_enable(ipconfig);
2645                 }
2646         }
2647
2648         DBG("err %d ipconfig %p type %d method %d state %s", err, ipconfig,
2649                 type, method, state2string(*new_state));
2650
2651         return err;
2652 }
2653
2654 static DBusMessage *set_property(DBusConnection *conn,
2655                                         DBusMessage *msg, void *user_data)
2656 {
2657         struct connman_service *service = user_data;
2658         DBusMessageIter iter, value;
2659         const char *name;
2660         int type;
2661
2662         DBG("service %p", service);
2663
2664         if (dbus_message_iter_init(msg, &iter) == FALSE)
2665                 return __connman_error_invalid_arguments(msg);
2666
2667         dbus_message_iter_get_basic(&iter, &name);
2668         dbus_message_iter_next(&iter);
2669         dbus_message_iter_recurse(&iter, &value);
2670
2671         type = dbus_message_iter_get_arg_type(&value);
2672
2673         if (g_str_equal(name, "AutoConnect") == TRUE) {
2674                 connman_bool_t autoconnect;
2675
2676                 if (type != DBUS_TYPE_BOOLEAN)
2677                         return __connman_error_invalid_arguments(msg);
2678
2679                 if (service->favorite == FALSE)
2680                         return __connman_error_invalid_service(msg);
2681
2682                 dbus_message_iter_get_basic(&value, &autoconnect);
2683
2684                 if (service->autoconnect == autoconnect)
2685                         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
2686
2687                 service->autoconnect = autoconnect;
2688
2689                 autoconnect_changed(service);
2690
2691                 service_save(service);
2692         } else if (g_str_equal(name, "Nameservers.Configuration") == TRUE) {
2693                 DBusMessageIter entry;
2694                 GString *str;
2695                 int index;
2696                 const char *gw;
2697
2698                 if (type != DBUS_TYPE_ARRAY)
2699                         return __connman_error_invalid_arguments(msg);
2700
2701                 str = g_string_new(NULL);
2702                 if (str == NULL)
2703                         return __connman_error_invalid_arguments(msg);
2704
2705                 index = connman_network_get_index(service->network);
2706                 gw = __connman_ipconfig_get_gateway_from_index(index);
2707
2708                 if (gw && strlen(gw))
2709                         __connman_service_nameserver_del_routes(service);
2710
2711                 dbus_message_iter_recurse(&value, &entry);
2712
2713                 while (dbus_message_iter_get_arg_type(&entry) == DBUS_TYPE_STRING) {
2714                         const char *val;
2715                         dbus_message_iter_get_basic(&entry, &val);
2716                         dbus_message_iter_next(&entry);
2717                         if (str->len > 0)
2718                                 g_string_append_printf(str, " %s", val);
2719                         else
2720                                 g_string_append(str, val);
2721                 }
2722
2723                 g_strfreev(service->nameservers_config);
2724
2725                 if (str->len > 0) {
2726                         service->nameservers_config =
2727                                 g_strsplit_set(str->str, " ", 0);
2728                 } else {
2729                         service->nameservers_config = NULL;
2730                 }
2731
2732                 g_string_free(str, TRUE);
2733
2734                 if (gw && strlen(gw))
2735                         __connman_service_nameserver_add_routes(service, gw);
2736
2737                 update_nameservers(service);
2738                 dns_configuration_changed(service);
2739
2740                 service_save(service);
2741         } else if (g_str_equal(name, "Domains.Configuration") == TRUE) {
2742                 DBusMessageIter entry;
2743                 GString *str;
2744
2745                 if (type != DBUS_TYPE_ARRAY)
2746                         return __connman_error_invalid_arguments(msg);
2747
2748                 str = g_string_new(NULL);
2749                 if (str == NULL)
2750                         return __connman_error_invalid_arguments(msg);
2751
2752                 dbus_message_iter_recurse(&value, &entry);
2753
2754                 while (dbus_message_iter_get_arg_type(&entry) == DBUS_TYPE_STRING) {
2755                         const char *val;
2756                         dbus_message_iter_get_basic(&entry, &val);
2757                         dbus_message_iter_next(&entry);
2758                         if (str->len > 0)
2759                                 g_string_append_printf(str, " %s", val);
2760                         else
2761                                 g_string_append(str, val);
2762                 }
2763
2764                 g_strfreev(service->domains);
2765
2766                 if (str->len > 0)
2767                         service->domains = g_strsplit_set(str->str, " ", 0);
2768                 else
2769                         service->domains = NULL;
2770
2771                 g_string_free(str, TRUE);
2772
2773                 update_nameservers(service);
2774                 domain_configuration_changed(service);
2775
2776                 service_save(service);
2777         } else if (g_str_equal(name, "Proxy.Configuration") == TRUE) {
2778                 int err;
2779
2780                 if (type != DBUS_TYPE_ARRAY)
2781                         return __connman_error_invalid_arguments(msg);
2782
2783                 err = update_proxy_configuration(service, &value);
2784
2785                 if (err < 0)
2786                         return __connman_error_failed(msg, -err);
2787
2788                 proxy_configuration_changed(service);
2789
2790                 __connman_notifier_proxy_changed(service);
2791
2792                 service_save(service);
2793         } else if (g_str_equal(name, "IPv4.Configuration") == TRUE ||
2794                         g_str_equal(name, "IPv6.Configuration")) {
2795
2796                 struct connman_ipconfig *ipv4 = NULL, *ipv6 = NULL;
2797                 enum connman_service_state state =
2798                                                 CONNMAN_SERVICE_STATE_UNKNOWN;
2799                 int err = 0;
2800
2801                 DBG("%s", name);
2802
2803                 if (service->ipconfig_ipv4 == NULL &&
2804                                         service->ipconfig_ipv6 == NULL)
2805                         return __connman_error_invalid_property(msg);
2806
2807                 if (g_str_equal(name, "IPv4.Configuration") == TRUE) {
2808                         ipv4 = service->ipconfig_ipv4;
2809                         err = set_ipconfig(service, ipv4, &value,
2810                                         service->state_ipv4, &state);
2811
2812                 } else if (g_str_equal(name, "IPv6.Configuration") == TRUE) {
2813                         ipv6 = service->ipconfig_ipv6;
2814                         err = set_ipconfig(service, ipv6, &value,
2815                                         service->state_ipv6, &state);
2816                 }
2817
2818                 if (err < 0) {
2819                         if (is_connected_state(service, state) ||
2820                                         is_connecting_state(service, state))
2821                                 __connman_network_set_ipconfig(service->network,
2822                                                                 ipv4, ipv6);
2823                         return __connman_error_failed(msg, -err);
2824                 }
2825
2826                 if (ipv4)
2827                         ipv4_configuration_changed(service);
2828                 else if (ipv6)
2829                         ipv6_configuration_changed(service);
2830
2831                 if (is_connecting(service) || is_connected(service))
2832                         __connman_network_set_ipconfig(service->network,
2833                                                         ipv4, ipv6);
2834
2835                 service_save(service);
2836         } else
2837                 return __connman_error_invalid_property(msg);
2838
2839         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
2840 }
2841
2842 static void set_idle(struct connman_service *service)
2843 {
2844         service->state = service->state_ipv4 = service->state_ipv6 =
2845                                                 CONNMAN_SERVICE_STATE_IDLE;
2846         service->error = CONNMAN_SERVICE_ERROR_UNKNOWN;
2847         state_changed(service);
2848 }
2849
2850 static DBusMessage *clear_property(DBusConnection *conn,
2851                                         DBusMessage *msg, void *user_data)
2852 {
2853         struct connman_service *service = user_data;
2854         const char *name;
2855
2856         DBG("service %p", service);
2857
2858         dbus_message_get_args(msg, NULL, DBUS_TYPE_STRING, &name,
2859                                                         DBUS_TYPE_INVALID);
2860
2861         if (g_str_equal(name, "Error") == TRUE) {
2862                 set_idle(service);
2863
2864                 g_get_current_time(&service->modified);
2865                 service_save(service);
2866         } else
2867                 return __connman_error_invalid_property(msg);
2868
2869         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
2870 }
2871
2872 static connman_bool_t is_ignore(struct connman_service *service)
2873 {
2874         if (service->autoconnect == FALSE)
2875                 return TRUE;
2876
2877         if (service->roaming == TRUE)
2878                 return TRUE;
2879
2880         if (service->ignore == TRUE)
2881                 return TRUE;
2882
2883         if (service->state == CONNMAN_SERVICE_STATE_FAILURE)
2884                 return TRUE;
2885
2886         return FALSE;
2887 }
2888
2889 void __connman_service_auto_connect(void)
2890 {
2891         struct connman_service *service = NULL;
2892         GSequenceIter *iter;
2893
2894         DBG("");
2895
2896         if (__connman_session_mode() == TRUE) {
2897                 DBG("Session mode enabled: auto connect disabled");
2898                 return;
2899         }
2900
2901         iter = g_sequence_get_begin_iter(service_list);
2902
2903         while (g_sequence_iter_is_end(iter) == FALSE) {
2904                 service = g_sequence_get(iter);
2905
2906                 if (service->pending != NULL)
2907                         return;
2908
2909                 if (is_connecting(service) == TRUE)
2910                         return;
2911
2912                 if (service->favorite == FALSE)
2913                         return;
2914
2915                 if (is_connected(service) == TRUE)
2916                         return;
2917
2918                 if (is_ignore(service) == FALSE && service->state ==
2919                                                 CONNMAN_SERVICE_STATE_IDLE)
2920                         break;
2921
2922                 service = NULL;
2923
2924                 iter = g_sequence_iter_next(iter);
2925         }
2926
2927         if (service != NULL) {
2928                 service->userconnect = FALSE;
2929                 __connman_service_connect(service);
2930         }
2931 }
2932
2933 static void remove_timeout(struct connman_service *service)
2934 {
2935         if (service->timeout > 0) {
2936                 g_source_remove(service->timeout);
2937                 service->timeout = 0;
2938         }
2939 }
2940
2941 static void reply_pending(struct connman_service *service, int error)
2942 {
2943         remove_timeout(service);
2944
2945         if (service->pending != NULL) {
2946                 if (error > 0) {
2947                         DBusMessage *reply;
2948
2949                         reply = __connman_error_failed(service->pending,
2950                                                                 error);
2951                         if (reply != NULL)
2952                                 g_dbus_send_message(connection, reply);
2953                 } else {
2954                         const char *sender;
2955
2956                         sender = dbus_message_get_interface(service->pending);
2957
2958                         DBG("sender %s", sender);
2959
2960                         if (g_strcmp0(sender, CONNMAN_MANAGER_INTERFACE) == 0)
2961                                 g_dbus_send_reply(connection, service->pending,
2962                                         DBUS_TYPE_OBJECT_PATH, &service->path,
2963                                                         DBUS_TYPE_INVALID);
2964                         else
2965                                 g_dbus_send_reply(connection, service->pending,
2966                                                         DBUS_TYPE_INVALID);
2967                 }
2968
2969                 dbus_message_unref(service->pending);
2970                 service->pending = NULL;
2971         }
2972 }
2973
2974 static gboolean connect_timeout(gpointer user_data)
2975 {
2976         struct connman_service *service = user_data;
2977         connman_bool_t autoconnect = FALSE;
2978
2979         DBG("service %p", service);
2980
2981         service->timeout = 0;
2982
2983         if (service->network != NULL)
2984                 __connman_network_disconnect(service->network);
2985
2986         __connman_ipconfig_disable(service->ipconfig_ipv4);
2987         __connman_ipconfig_disable(service->ipconfig_ipv6);
2988
2989         __connman_stats_service_unregister(service);
2990
2991         if (service->pending != NULL) {
2992                 DBusMessage *reply;
2993
2994                 reply = __connman_error_operation_timeout(service->pending);
2995                 if (reply != NULL)
2996                         g_dbus_send_message(connection, reply);
2997
2998                 dbus_message_unref(service->pending);
2999                 service->pending = NULL;
3000         } else
3001                 autoconnect = TRUE;
3002
3003         __connman_service_ipconfig_indicate_state(service,
3004                                         CONNMAN_SERVICE_STATE_FAILURE,
3005                                         CONNMAN_IPCONFIG_TYPE_IPV4);
3006         __connman_service_ipconfig_indicate_state(service,
3007                                         CONNMAN_SERVICE_STATE_FAILURE,
3008                                         CONNMAN_IPCONFIG_TYPE_IPV6);
3009
3010         if (autoconnect == TRUE && service->userconnect == FALSE)
3011                 __connman_service_auto_connect();
3012
3013         return FALSE;
3014 }
3015
3016 static void set_reconnect_state(struct connman_service *service,
3017                                                 connman_bool_t reconnect)
3018 {
3019         struct connman_device *device;
3020
3021         if (service->network == NULL)
3022                 return;
3023
3024         device = connman_network_get_device(service->network);
3025         if (device == NULL)
3026                 return;
3027
3028         __connman_device_set_reconnect(device, reconnect);
3029 }
3030
3031 static connman_bool_t get_reconnect_state(struct connman_service *service)
3032 {
3033         struct connman_device *device;
3034
3035         if (service->network == NULL)
3036                 return FALSE;
3037
3038         device = connman_network_get_device(service->network);
3039         if (device == NULL)
3040                 return FALSE;
3041
3042         return __connman_device_get_reconnect(device);
3043 }
3044
3045 static DBusMessage *connect_service(DBusConnection *conn,
3046                                         DBusMessage *msg, void *user_data)
3047 {
3048         struct connman_service *service = user_data;
3049         GSequenceIter *iter;
3050         int err;
3051
3052         DBG("service %p", service);
3053
3054         if (service->pending != NULL)
3055                 return __connman_error_in_progress(msg);
3056
3057         iter = g_sequence_get_begin_iter(service_list);
3058
3059         while (g_sequence_iter_is_end(iter) == FALSE) {
3060                 struct connman_service *temp = g_sequence_get(iter);
3061
3062                 if (service->type == temp->type && is_connecting(temp) == TRUE)
3063                         return __connman_error_in_progress(msg);
3064
3065                 iter = g_sequence_iter_next(iter);
3066         }
3067
3068         service->ignore = FALSE;
3069
3070         service->userconnect = TRUE;
3071
3072         service->pending = dbus_message_ref(msg);
3073
3074         set_reconnect_state(service, FALSE);
3075
3076         err = __connman_service_connect(service);
3077         if (err < 0) {
3078                 if (service->pending == NULL)
3079                         return NULL;
3080
3081                 if (err != -EINPROGRESS) {
3082                         dbus_message_unref(service->pending);
3083                         service->pending = NULL;
3084
3085                         return __connman_error_failed(msg, -err);
3086                 }
3087
3088                 return NULL;
3089         }
3090
3091         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
3092 }
3093
3094 static DBusMessage *disconnect_service(DBusConnection *conn,
3095                                         DBusMessage *msg, void *user_data)
3096 {
3097         struct connman_service *service = user_data;
3098         int err;
3099
3100         DBG("service %p", service);
3101
3102         reply_pending(service, ECONNABORTED);
3103
3104         service->ignore = TRUE;
3105
3106         set_reconnect_state(service, FALSE);
3107
3108         err = __connman_service_disconnect(service);
3109         if (err < 0) {
3110                 if (err != -EINPROGRESS)
3111                         return __connman_error_failed(msg, -err);
3112
3113                 return NULL;
3114         }
3115
3116         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
3117 }
3118
3119 static DBusMessage *remove_service(DBusConnection *conn,
3120                                         DBusMessage *msg, void *user_data)
3121 {
3122         struct connman_service *service = user_data;
3123
3124         DBG("service %p", service);
3125
3126         if (service->type == CONNMAN_SERVICE_TYPE_ETHERNET)
3127                 return __connman_error_not_supported(msg);
3128
3129         if (service->immutable == TRUE || service->hidden == TRUE)
3130                 return __connman_error_not_supported(msg);
3131
3132         if (service->favorite == FALSE && service->state !=
3133                                                 CONNMAN_SERVICE_STATE_FAILURE)
3134                 return __connman_error_not_supported(msg);
3135
3136         set_reconnect_state(service, FALSE);
3137
3138         __connman_service_disconnect(service);
3139
3140         g_free(service->passphrase);
3141         service->passphrase = NULL;
3142
3143         set_idle(service);
3144
3145         __connman_service_set_favorite(service, FALSE);
3146         service_save(service);
3147
3148         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
3149 }
3150
3151 static gboolean check_suitable_state(enum connman_service_state a,
3152                                         enum connman_service_state b)
3153 {
3154         /*
3155          * Special check so that "ready" service can be moved before
3156          * "online" one.
3157          */
3158         if ((a == CONNMAN_SERVICE_STATE_ONLINE &&
3159                         b == CONNMAN_SERVICE_STATE_READY) ||
3160                 (b == CONNMAN_SERVICE_STATE_ONLINE &&
3161                         a == CONNMAN_SERVICE_STATE_READY))
3162                 return TRUE;
3163
3164         return a == b;
3165 }
3166
3167 static void downgrade_state(struct connman_service *service)
3168 {
3169         if (service == NULL)
3170                 return;
3171
3172         DBG("service %p state4 %d state6 %d", service, service->state_ipv4,
3173                                                 service->state_ipv6);
3174
3175         if (service->state_ipv4 == CONNMAN_SERVICE_STATE_ONLINE)
3176                 __connman_service_ipconfig_indicate_state(service,
3177                                                 CONNMAN_SERVICE_STATE_READY,
3178                                                 CONNMAN_IPCONFIG_TYPE_IPV4);
3179
3180         if (service->state_ipv6 == CONNMAN_SERVICE_STATE_ONLINE)
3181                 __connman_service_ipconfig_indicate_state(service,
3182                                                 CONNMAN_SERVICE_STATE_READY,
3183                                                 CONNMAN_IPCONFIG_TYPE_IPV6);
3184 }
3185
3186 static void apply_relevant_default_downgrade(struct connman_service *service)
3187 {
3188         struct connman_service *def_service;
3189
3190         def_service = get_default();
3191         if (def_service == NULL)
3192                 return;
3193
3194         if (def_service == service &&
3195                         def_service->state == CONNMAN_SERVICE_STATE_ONLINE)
3196                 def_service->state = CONNMAN_SERVICE_STATE_READY;
3197 }
3198
3199 static DBusMessage *move_service(DBusConnection *conn,
3200                                         DBusMessage *msg, void *user_data,
3201                                                                 gboolean before)
3202 {
3203         struct connman_service *service = user_data;
3204         struct connman_service *target;
3205         const char *path;
3206         GSequenceIter *src, *dst;
3207         enum connman_ipconfig_method target4, target6;
3208         enum connman_ipconfig_method service4, service6;
3209
3210         DBG("service %p", service);
3211
3212         dbus_message_get_args(msg, NULL, DBUS_TYPE_OBJECT_PATH, &path,
3213                                                         DBUS_TYPE_INVALID);
3214
3215         if (service->favorite == FALSE)
3216                 return __connman_error_not_supported(msg);
3217
3218         target = find_service(path);
3219         if (target == NULL || target->favorite == FALSE || target == service ||
3220                                 target->type == CONNMAN_SERVICE_TYPE_VPN)
3221                 return __connman_error_invalid_service(msg);
3222
3223         target4 = __connman_ipconfig_get_method(target->ipconfig_ipv4);
3224         target6 = __connman_ipconfig_get_method(target->ipconfig_ipv6);
3225         service4 = __connman_ipconfig_get_method(service->ipconfig_ipv4);
3226         service6 = __connman_ipconfig_get_method(service->ipconfig_ipv6);
3227
3228         DBG("target %s method %d/%d state %d/%d", target->identifier,
3229                                 target4, target6,
3230                                 target->state_ipv4, target->state_ipv6);
3231
3232         DBG("service %s method %d/%d state %d/%d", service->identifier,
3233                                 service4, service6,
3234                                 service->state_ipv4, service->state_ipv6);
3235
3236         /*
3237          * If method is OFF, then we do not need to check the corresponding
3238          * ipconfig state.
3239          */
3240         if (target4 == CONNMAN_IPCONFIG_METHOD_OFF) {
3241                 if (service6 != CONNMAN_IPCONFIG_METHOD_OFF) {
3242                         if (check_suitable_state(target->state_ipv6,
3243                                                 service->state_ipv6) == FALSE)
3244                                 return __connman_error_invalid_service(msg);
3245                 }
3246         }
3247
3248         if (target6 == CONNMAN_IPCONFIG_METHOD_OFF) {
3249                 if (service4 != CONNMAN_IPCONFIG_METHOD_OFF) {
3250                         if (check_suitable_state(target->state_ipv4,
3251                                                 service->state_ipv4) == FALSE)
3252                                 return __connman_error_invalid_service(msg);
3253                 }
3254         }
3255
3256         if (service4 == CONNMAN_IPCONFIG_METHOD_OFF) {
3257                 if (target6 != CONNMAN_IPCONFIG_METHOD_OFF) {
3258                         if (check_suitable_state(target->state_ipv6,
3259                                                 service->state_ipv6) == FALSE)
3260                                 return __connman_error_invalid_service(msg);
3261                 }
3262         }
3263
3264         if (service6 == CONNMAN_IPCONFIG_METHOD_OFF) {
3265                 if (target4 != CONNMAN_IPCONFIG_METHOD_OFF) {
3266                         if (check_suitable_state(target->state_ipv4,
3267                                                 service->state_ipv4) == FALSE)
3268                                 return __connman_error_invalid_service(msg);
3269                 }
3270         }
3271
3272         g_get_current_time(&service->modified);
3273         service_save(service);
3274
3275         src = g_hash_table_lookup(service_hash, service->identifier);
3276         dst = g_hash_table_lookup(service_hash, target->identifier);
3277
3278         /*
3279          * If the service which goes down is the default service and is
3280          * online, we downgrade directly its state to ready so:
3281          * the service which goes up, needs to recompute its state which
3282          * is triggered via downgrading it - if relevant - to state ready.
3283          */
3284         if (before == TRUE) {
3285                 apply_relevant_default_downgrade(target);
3286                 g_sequence_move(src, dst);
3287                 downgrade_state(service);
3288         } else {
3289                 apply_relevant_default_downgrade(service);
3290                 g_sequence_move(dst, src);
3291                 downgrade_state(target);
3292         }
3293
3294         services_changed(FALSE);
3295
3296         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
3297 }
3298
3299 static DBusMessage *move_before(DBusConnection *conn,
3300                                         DBusMessage *msg, void *user_data)
3301 {
3302         return move_service(conn, msg, user_data, TRUE);
3303 }
3304
3305 static DBusMessage *move_after(DBusConnection *conn,
3306                                         DBusMessage *msg, void *user_data)
3307 {
3308         return move_service(conn, msg, user_data, FALSE);
3309 }
3310
3311 static DBusMessage *reset_counters(DBusConnection *conn,
3312                                         DBusMessage *msg, void *user_data)
3313 {
3314         struct connman_service *service = user_data;
3315
3316         reset_stats(service);
3317
3318         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
3319 }
3320
3321 static struct _services_notify {
3322         int id;
3323         GSList *added;
3324         GSList *removed;
3325 } *services_notify;
3326
3327 static void service_send_removed(void)
3328 {
3329         DBusMessage *signal;
3330         DBusMessageIter iter, array;
3331         GSList *list, *next;
3332
3333         if (services_notify->removed == NULL)
3334                 return;
3335
3336         signal = dbus_message_new_signal(CONNMAN_MANAGER_PATH,
3337                         CONNMAN_MANAGER_INTERFACE, "ServicesRemoved");
3338         if (signal == NULL)
3339                 return;
3340
3341         dbus_message_iter_init_append(signal, &iter);
3342         dbus_message_iter_open_container(&iter, DBUS_TYPE_ARRAY,
3343                         DBUS_TYPE_OBJECT_PATH_AS_STRING, &array);
3344
3345         list = services_notify->removed;
3346         services_notify->removed = NULL;
3347
3348         while (list != NULL) {
3349                 char *path = list->data;
3350                 DBG("removing %s", path);
3351                 next = list->next;
3352                 dbus_message_iter_append_basic(&array,
3353                                 DBUS_TYPE_OBJECT_PATH, &list->data);
3354                 g_free(list->data);
3355                 g_slist_free_1(list);
3356                 list = next;
3357         }
3358         dbus_message_iter_close_container(&iter, &array);
3359
3360         dbus_connection_send(connection, signal, NULL);
3361         dbus_message_unref(signal);
3362 }
3363
3364 static void append_service_structs(DBusMessageIter *iter, void *user_data)
3365 {
3366         GSList *list = user_data;
3367         GSList *next;
3368
3369         while (list != NULL) {
3370                 struct connman_service *srv = list->data;
3371                 DBG("adding %s", srv->path);
3372                 next = list->next;
3373                 append_struct(list->data, iter);
3374                 g_slist_free_1(list);
3375                 list = next;
3376         }
3377 }
3378
3379 static void service_send_added(void)
3380 {
3381         DBusMessage *signal;
3382         GSList *list;
3383
3384         if (services_notify->added == NULL)
3385                 return;
3386
3387         signal = dbus_message_new_signal(CONNMAN_MANAGER_PATH,
3388                         CONNMAN_MANAGER_INTERFACE, "ServicesAdded");
3389         if (signal == NULL)
3390                 return;
3391
3392         list = services_notify->added;
3393         services_notify->added = NULL;
3394         __connman_dbus_append_objpath_dict_array(signal,
3395                         append_service_structs, list);
3396
3397         dbus_connection_send(connection, signal, NULL);
3398         dbus_message_unref(signal);
3399 }
3400
3401 static gboolean service_send_signals(gpointer data)
3402 {
3403         service_send_removed();
3404         service_send_added();
3405
3406         services_notify->id = 0;
3407         return FALSE;
3408 }
3409
3410 static void service_schedule_signals(void)
3411 {
3412         if (services_notify->id != 0)
3413                 g_source_remove(services_notify->id);
3414
3415         services_notify->id = g_timeout_add(100, service_send_signals, NULL);
3416 }
3417
3418 static void service_schedule_added(struct connman_service *service)
3419 {
3420         DBG("service %p", service);
3421
3422         services_notify->added = g_slist_prepend(services_notify->added,
3423                         service);
3424
3425         service_schedule_signals();
3426 }
3427
3428 static void service_schedule_removed(struct connman_service *service)
3429 {
3430         GSList *list;
3431
3432         DBG("service %p", service);
3433
3434         if (service == NULL || service->path == NULL) {
3435                 DBG("service %p or path is NULL", service);
3436                 return;
3437         }
3438
3439         for (list = services_notify->added; list != NULL; list = list->next) {
3440                 struct connman_service *srv = list->data;
3441                 if (service == srv) {
3442                         DBG("delete service %p from added list", srv);
3443                         break;
3444                 }
3445         }
3446
3447         if (list != NULL)
3448                 services_notify->added =
3449                         g_slist_delete_link(services_notify->added, list);
3450
3451         services_notify->removed = g_slist_prepend(services_notify->removed,
3452                         g_strdup(service->path));
3453
3454         service_schedule_signals();
3455 }
3456
3457 static GDBusMethodTable service_methods[] = {
3458         { "GetProperties", "",   "a{sv}", get_properties     },
3459         { "SetProperty",   "sv", "",      set_property       },
3460         { "ClearProperty", "s",  "",      clear_property     },
3461         { "Connect",       "",   "",      connect_service,
3462                                                 G_DBUS_METHOD_FLAG_ASYNC },
3463         { "Disconnect",    "",   "",      disconnect_service },
3464         { "Remove",        "",   "",      remove_service     },
3465         { "MoveBefore",    "o",  "",      move_before        },
3466         { "MoveAfter",     "o",  "",      move_after         },
3467         { "ResetCounters", "",   "",      reset_counters     },
3468         { },
3469 };
3470
3471 static GDBusSignalTable service_signals[] = {
3472         { "PropertyChanged", "sv" },
3473         { },
3474 };
3475
3476 static void service_free(gpointer user_data)
3477 {
3478         struct connman_service *service = user_data;
3479         char *path = service->path;
3480
3481         DBG("service %p", service);
3482
3483         reply_pending(service, ENOENT);
3484
3485         g_hash_table_remove(service_hash, service->identifier);
3486
3487         __connman_notifier_service_remove(service);
3488         service_schedule_removed(service);
3489
3490         stats_stop(service);
3491
3492         service->path = NULL;
3493
3494         if (path != NULL) {
3495                 services_changed(FALSE);
3496
3497                 g_dbus_unregister_interface(connection, path,
3498                                                 CONNMAN_SERVICE_INTERFACE);
3499                 g_free(path);
3500         }
3501
3502         g_hash_table_destroy(service->counter_table);
3503
3504         if (service->network != NULL) {
3505                 __connman_network_disconnect(service->network);
3506                 connman_network_unref(service->network);
3507                 service->network = NULL;
3508         }
3509
3510         if (service->provider != NULL)
3511                 connman_provider_unref(service->provider);
3512
3513         if (service->ipconfig_ipv4 != NULL) {
3514                 __connman_ipconfig_set_ops(service->ipconfig_ipv4, NULL);
3515                 __connman_ipconfig_set_data(service->ipconfig_ipv4, NULL);
3516                 __connman_ipconfig_unref(service->ipconfig_ipv4);
3517                 service->ipconfig_ipv4 = NULL;
3518         }
3519
3520         if (service->ipconfig_ipv6 != NULL) {
3521                 __connman_ipconfig_set_ops(service->ipconfig_ipv6, NULL);
3522                 __connman_ipconfig_set_data(service->ipconfig_ipv6, NULL);
3523                 __connman_ipconfig_unref(service->ipconfig_ipv6);
3524                 service->ipconfig_ipv6 = NULL;
3525         }
3526
3527         g_strfreev(service->timeservers);
3528         g_strfreev(service->nameservers);
3529         g_strfreev(service->nameservers_config);
3530         g_strfreev(service->nameservers_auto);
3531         g_strfreev(service->domains);
3532         g_strfreev(service->proxies);
3533         g_strfreev(service->excludes);
3534
3535         g_free(service->domainname);
3536         g_free(service->pac);
3537         g_free(service->name);
3538         g_free(service->passphrase);
3539         g_free(service->agent_passphrase);
3540         g_free(service->identifier);
3541         g_free(service->eap);
3542         g_free(service->identity);
3543         g_free(service->agent_identity);
3544         g_free(service->ca_cert_file);
3545         g_free(service->client_cert_file);
3546         g_free(service->private_key_file);
3547         g_free(service->private_key_passphrase);
3548         g_free(service->phase2);
3549
3550         if (service->stats.timer != NULL)
3551                 g_timer_destroy(service->stats.timer);
3552         if (service->stats_roaming.timer != NULL)
3553                 g_timer_destroy(service->stats_roaming.timer);
3554
3555         g_free(service);
3556 }
3557
3558 static void stats_init(struct connman_service *service)
3559 {
3560         /* home */
3561         service->stats.valid = FALSE;
3562         service->stats.enabled = FALSE;
3563         service->stats.timer = g_timer_new();
3564
3565         /* roaming */
3566         service->stats_roaming.valid = FALSE;
3567         service->stats_roaming.enabled = FALSE;
3568         service->stats_roaming.timer = g_timer_new();
3569 }
3570
3571 static void service_initialize(struct connman_service *service)
3572 {
3573         DBG("service %p", service);
3574
3575         service->refcount = 1;
3576         service->session_usage_count = 0;
3577
3578         service->type     = CONNMAN_SERVICE_TYPE_UNKNOWN;
3579         service->security = CONNMAN_SERVICE_SECURITY_UNKNOWN;
3580
3581         service->state = CONNMAN_SERVICE_STATE_UNKNOWN;
3582         service->state_ipv4 = CONNMAN_SERVICE_STATE_UNKNOWN;
3583         service->state_ipv6 = CONNMAN_SERVICE_STATE_UNKNOWN;
3584
3585         service->favorite  = FALSE;
3586         service->immutable = FALSE;
3587         service->hidden = FALSE;
3588
3589         service->ignore = FALSE;
3590
3591         service->userconnect = FALSE;
3592
3593         service->order = 0;
3594
3595         stats_init(service);
3596
3597         service->provider = NULL;
3598
3599         service->wps = FALSE;
3600 }
3601
3602 /**
3603  * connman_service_create:
3604  *
3605  * Allocate a new service.
3606  *
3607  * Returns: a newly-allocated #connman_service structure
3608  */
3609 struct connman_service *connman_service_create(void)
3610 {
3611         GSList *list;
3612         struct connman_stats_counter *counters;
3613         const char *counter;
3614
3615         struct connman_service *service;
3616
3617         service = g_try_new0(struct connman_service, 1);
3618         if (service == NULL)
3619                 return NULL;
3620
3621         DBG("service %p", service);
3622
3623         service->counter_table = g_hash_table_new_full(g_str_hash,
3624                                                 g_str_equal, NULL, g_free);
3625
3626         for (list = counter_list; list; list = list->next) {
3627                 counter = list->data;
3628
3629                 counters = g_try_new0(struct connman_stats_counter, 1);
3630                 if (counters == NULL) {
3631                         g_hash_table_destroy(service->counter_table);
3632                         g_free(service);
3633                         return NULL;
3634                 }
3635
3636                 counters->append_all = TRUE;
3637
3638                 g_hash_table_replace(service->counter_table, (gpointer)counter,
3639                                 counters);
3640         }
3641
3642         service_initialize(service);
3643
3644         return service;
3645 }
3646
3647 /**
3648  * connman_service_ref:
3649  * @service: service structure
3650  *
3651  * Increase reference counter of service
3652  */
3653 struct connman_service *
3654 connman_service_ref_debug(struct connman_service *service,
3655                         const char *file, int line, const char *caller)
3656 {
3657         DBG("%p ref %d by %s:%d:%s()", service, service->refcount + 1,
3658                 file, line, caller);
3659
3660         __sync_fetch_and_add(&service->refcount, 1);
3661
3662         return service;
3663 }
3664
3665 /**
3666  * connman_service_unref:
3667  * @service: service structure
3668  *
3669  * Decrease reference counter of service and release service if no
3670  * longer needed.
3671  */
3672 void connman_service_unref_debug(struct connman_service *service,
3673                         const char *file, int line, const char *caller)
3674 {
3675         GSequenceIter *iter;
3676
3677         DBG("%p ref %d by %s:%d:%s()", service, service->refcount - 1,
3678                 file, line, caller);
3679
3680         if (__sync_fetch_and_sub(&service->refcount, 1) != 1)
3681                 return;
3682
3683         iter = g_hash_table_lookup(service_hash, service->identifier);
3684         if (iter != NULL) {
3685                 reply_pending(service, ECONNABORTED);
3686
3687                 __connman_service_disconnect(service);
3688
3689                 g_sequence_remove(iter);
3690         } else {
3691                 service_free(service);
3692         }
3693 }
3694
3695 static gint service_compare(gconstpointer a, gconstpointer b,
3696                                                         gpointer user_data)
3697 {
3698         struct connman_service *service_a = (void *) a;
3699         struct connman_service *service_b = (void *) b;
3700         enum connman_service_state state_a, state_b;
3701
3702         state_a = service_a->state;
3703         state_b = service_b->state;
3704
3705         if (state_a != state_b) {
3706                 gboolean a_connected = is_connected(service_a);
3707                 gboolean b_connected = is_connected(service_b);
3708
3709                 if (a_connected == TRUE && b_connected == TRUE) {
3710                         /* We prefer online over ready state */
3711                         if (state_a == CONNMAN_SERVICE_STATE_ONLINE)
3712                                 return -1;
3713
3714                         if (state_b == CONNMAN_SERVICE_STATE_ONLINE)
3715                                 return 1;
3716                 }
3717
3718                 if (a_connected == TRUE)
3719                         return -1;
3720                 if (b_connected == TRUE)
3721                         return 1;
3722
3723                 if (is_connecting(service_a) == TRUE)
3724                         return -1;
3725                 if (is_connecting(service_b) == TRUE)
3726                         return 1;
3727         }
3728
3729         if (service_a->order > service_b->order)
3730                 return -1;
3731
3732         if (service_a->order < service_b->order)
3733                 return 1;
3734
3735         if (service_a->favorite == TRUE && service_b->favorite == FALSE)
3736                 return -1;
3737
3738         if (service_a->favorite == FALSE && service_b->favorite == TRUE)
3739                 return 1;
3740
3741         if (service_a->type != service_b->type) {
3742                 switch (service_a->type) {
3743                 case CONNMAN_SERVICE_TYPE_UNKNOWN:
3744                 case CONNMAN_SERVICE_TYPE_SYSTEM:
3745                 case CONNMAN_SERVICE_TYPE_ETHERNET:
3746                 case CONNMAN_SERVICE_TYPE_GPS:
3747                 case CONNMAN_SERVICE_TYPE_VPN:
3748                 case CONNMAN_SERVICE_TYPE_GADGET:
3749                         break;
3750                 case CONNMAN_SERVICE_TYPE_WIFI:
3751                         return 1;
3752                 case CONNMAN_SERVICE_TYPE_WIMAX:
3753                 case CONNMAN_SERVICE_TYPE_BLUETOOTH:
3754                 case CONNMAN_SERVICE_TYPE_CELLULAR:
3755                         return -1;
3756                 }
3757         }
3758
3759         return (gint) service_b->strength - (gint) service_a->strength;
3760 }
3761
3762 /**
3763  * connman_service_get_type:
3764  * @service: service structure
3765  *
3766  * Get the type of service
3767  */
3768 enum connman_service_type connman_service_get_type(struct connman_service *service)
3769 {
3770         if (service == NULL)
3771                 return CONNMAN_SERVICE_TYPE_UNKNOWN;
3772
3773         return service->type;
3774 }
3775
3776 /**
3777  * connman_service_get_interface:
3778  * @service: service structure
3779  *
3780  * Get network interface of service
3781  */
3782 char *connman_service_get_interface(struct connman_service *service)
3783 {
3784         int index;
3785
3786         if (service == NULL)
3787                 return NULL;
3788
3789         if (service->type == CONNMAN_SERVICE_TYPE_VPN) {
3790                 if (service->ipconfig_ipv4)
3791                         index = __connman_ipconfig_get_index(
3792                                                 service->ipconfig_ipv4);
3793                 else if (service->ipconfig_ipv6)
3794                         index = __connman_ipconfig_get_index(
3795                                                 service->ipconfig_ipv6);
3796                 else
3797                         return NULL;
3798
3799                 return connman_inet_ifname(index);
3800         }
3801
3802         if (service->network == NULL)
3803                 return NULL;
3804
3805         index = connman_network_get_index(service->network);
3806
3807         return connman_inet_ifname(index);
3808 }
3809
3810 /**
3811  * connman_service_get_network:
3812  * @service: service structure
3813  *
3814  * Get the service network
3815  */
3816 struct connman_network *
3817 __connman_service_get_network(struct connman_service *service)
3818 {
3819         if (service == NULL)
3820                 return NULL;
3821
3822         return service->network;
3823 }
3824
3825 struct connman_ipconfig *
3826 __connman_service_get_ip4config(struct connman_service *service)
3827 {
3828         if (service == NULL)
3829                 return NULL;
3830
3831         return service->ipconfig_ipv4;
3832 }
3833
3834 struct connman_ipconfig *
3835 __connman_service_get_ip6config(struct connman_service *service)
3836 {
3837         if (service == NULL)
3838                 return NULL;
3839
3840         return service->ipconfig_ipv6;
3841 }
3842
3843 struct connman_ipconfig *
3844 __connman_service_get_ipconfig(struct connman_service *service, int family)
3845 {
3846         if (family == AF_INET)
3847                 return __connman_service_get_ip4config(service);
3848         else if (family == AF_INET6)
3849                 return __connman_service_get_ip6config(service);
3850         else
3851                 return NULL;
3852
3853 }
3854
3855 enum connman_service_security __connman_service_get_security(struct connman_service *service)
3856 {
3857         if (service == NULL)
3858                 return CONNMAN_SERVICE_SECURITY_UNKNOWN;
3859
3860         return service->security;
3861 }
3862
3863 const char *__connman_service_get_phase2(struct connman_service *service)
3864 {
3865         if (service == NULL)
3866                 return NULL;
3867
3868         return service->phase2;
3869 }
3870
3871 connman_bool_t __connman_service_wps_enabled(struct connman_service *service)
3872 {
3873         if (service == NULL)
3874                 return FALSE;
3875
3876         return service->wps;
3877 }
3878
3879 /**
3880  * __connman_service_set_favorite:
3881  * @service: service structure
3882  * @favorite: favorite value
3883  *
3884  * Change the favorite setting of service
3885  */
3886 int __connman_service_set_favorite(struct connman_service *service,
3887                                                 connman_bool_t favorite)
3888 {
3889         GSequenceIter *iter;
3890
3891         if (service->hidden == TRUE)
3892                 return -EOPNOTSUPP;
3893         iter = g_hash_table_lookup(service_hash, service->identifier);
3894         if (iter == NULL)
3895                 return -ENOENT;
3896
3897         if (service->favorite == favorite)
3898                 return -EALREADY;
3899
3900         service->favorite = favorite;
3901         service->order = __connman_service_get_order(service);
3902
3903         favorite_changed(service);
3904
3905         g_sequence_sort_changed(iter, service_compare, NULL);
3906
3907         services_changed(FALSE);
3908
3909         return 0;
3910 }
3911
3912 int __connman_service_set_immutable(struct connman_service *service,
3913                                                 connman_bool_t immutable)
3914 {
3915         if (service->hidden == TRUE)
3916                 return -EOPNOTSUPP;
3917         service->immutable = immutable;
3918
3919         immutable_changed(service);
3920
3921         return 0;
3922 }
3923
3924 void __connman_service_set_string(struct connman_service *service,
3925                                   const char *key, const char *value)
3926 {
3927         if (service->hidden == TRUE)
3928                 return;
3929         if (g_str_equal(key, "EAP") == TRUE) {
3930                 g_free(service->eap);
3931                 service->eap = g_strdup(value);
3932         } else if (g_str_equal(key, "Identity") == TRUE) {
3933                 g_free(service->identity);
3934                 service->identity = g_strdup(value);
3935         } else if (g_str_equal(key, "CACertFile") == TRUE) {
3936                 g_free(service->ca_cert_file);
3937                 service->ca_cert_file = g_strdup(value);
3938         } else if (g_str_equal(key, "ClientCertFile") == TRUE) {
3939                 g_free(service->client_cert_file);
3940                 service->client_cert_file = g_strdup(value);
3941         } else if (g_str_equal(key, "PrivateKeyFile") == TRUE) {
3942                 g_free(service->private_key_file);
3943                 service->private_key_file = g_strdup(value);
3944         } else if (g_str_equal(key, "PrivateKeyPassphrase") == TRUE) {
3945                 g_free(service->private_key_passphrase);
3946                 service->private_key_passphrase = g_strdup(value);
3947         } else if (g_str_equal(key, "Phase2") == TRUE) {
3948                 g_free(service->phase2);
3949                 service->phase2 = g_strdup(value);
3950         } else if (g_str_equal(key, "Passphrase") == TRUE) {
3951                 g_free(service->passphrase);
3952                 service->passphrase = g_strdup(value);
3953         }
3954 }
3955
3956 static void service_complete(struct connman_service *service)
3957 {
3958         reply_pending(service, EIO);
3959
3960         if (service->userconnect == FALSE)
3961                 __connman_service_auto_connect();
3962
3963         g_get_current_time(&service->modified);
3964         service_save(service);
3965 }
3966
3967 static void report_error_cb(struct connman_service *service,
3968                         gboolean retry, void *user_data)
3969 {
3970         if (retry == TRUE)
3971                 __connman_service_connect(service);
3972         else {
3973                 service_complete(service);
3974                 services_changed(FALSE);
3975                 __connman_device_request_scan(CONNMAN_DEVICE_TYPE_UNKNOWN);
3976         }
3977 }
3978
3979 void __connman_service_add_passphrase(struct connman_service *service,
3980                                 const gchar *passphrase)
3981 {
3982         switch (service->security) {
3983         case CONNMAN_SERVICE_SECURITY_WEP:
3984         case CONNMAN_SERVICE_SECURITY_PSK:
3985                 __connman_service_set_passphrase(service, passphrase);
3986                 break;
3987         case CONNMAN_SERVICE_SECURITY_8021X:
3988                 __connman_service_set_agent_passphrase(service,
3989                                                 passphrase);
3990                 break;
3991         case CONNMAN_SERVICE_SECURITY_UNKNOWN:
3992         case CONNMAN_SERVICE_SECURITY_NONE:
3993         case CONNMAN_SERVICE_SECURITY_WPA:
3994         case CONNMAN_SERVICE_SECURITY_RSN:
3995                 DBG("service security '%s' (%d) not handled",
3996                                 security2string(service->security),
3997                                 service->security);
3998                 break;
3999         }
4000
4001 }
4002
4003 static void request_input_cb (struct connman_service *service,
4004                         connman_bool_t values_received,
4005                         const char *name, int name_len,
4006                         const char *identity, const char *passphrase,
4007                         void *user_data)
4008 {
4009         struct connman_device *device;
4010
4011         DBG ("RequestInput return, %p", service);
4012
4013         if (service->hidden == TRUE && name_len > 0 && name_len <= 32) {
4014                 device = connman_network_get_device(service->network);
4015                 __connman_device_request_hidden_scan(device,
4016                                                 name, name_len,
4017                                                 identity, passphrase);
4018         }
4019
4020         if (values_received == FALSE || service->hidden == TRUE) {
4021                 service_complete(service);
4022                 services_changed(FALSE);
4023                 __connman_device_request_scan(CONNMAN_DEVICE_TYPE_UNKNOWN);
4024                 return;
4025         }
4026
4027         if (identity != NULL)
4028                 __connman_service_set_agent_identity(service, identity);
4029
4030         if (passphrase != NULL)
4031                 __connman_service_add_passphrase(service, passphrase);
4032
4033         __connman_service_connect(service);
4034
4035         /* Never cache agent provided credentials */
4036         __connman_service_set_agent_identity(service, NULL);
4037         __connman_service_set_agent_passphrase(service, NULL);
4038 }
4039
4040 static void downgrade_connected_services(void)
4041 {
4042         struct connman_service *up_service;
4043         GSequenceIter *iter;
4044
4045         iter = g_sequence_get_begin_iter(service_list);
4046         while (g_sequence_iter_is_end(iter) == FALSE) {
4047                 up_service = g_sequence_get(iter);
4048
4049                 if (is_connected(up_service) == FALSE) {
4050                         iter = g_sequence_iter_next(iter);
4051                         continue;
4052                 }
4053
4054                 if (up_service->state == CONNMAN_SERVICE_STATE_ONLINE)
4055                         return;
4056
4057                 downgrade_state(up_service);
4058
4059                 iter = g_sequence_iter_next(iter);
4060         }
4061 }
4062
4063 static int service_indicate_state(struct connman_service *service)
4064 {
4065         enum connman_service_state old_state, new_state;
4066         struct connman_service *def_service;
4067         GSequenceIter *iter;
4068
4069         if (service == NULL)
4070                 return -EINVAL;
4071
4072         old_state = service->state;
4073         new_state = combine_state(service->state_ipv4, service->state_ipv6);
4074
4075         DBG("service %p old %s - new %s/%s => %s",
4076                                         service,
4077                                         state2string(old_state),
4078                                         state2string(service->state_ipv4),
4079                                         state2string(service->state_ipv6),
4080                                         state2string(new_state));
4081
4082         if (old_state == new_state)
4083                 return -EALREADY;
4084
4085         def_service = get_default();
4086
4087         if (new_state == CONNMAN_SERVICE_STATE_ONLINE) {
4088                 if (def_service != NULL && def_service != service &&
4089                         def_service->state == CONNMAN_SERVICE_STATE_ONLINE)
4090                         return -EALREADY;
4091         }
4092
4093         service->state = new_state;
4094         state_changed(service);
4095
4096         if (new_state == CONNMAN_SERVICE_STATE_IDLE &&
4097                         old_state != CONNMAN_SERVICE_STATE_DISCONNECT) {
4098                 reply_pending(service, ECONNABORTED);
4099
4100                 __connman_service_disconnect(service);
4101         }
4102
4103         if (new_state == CONNMAN_SERVICE_STATE_CONFIGURATION) {
4104                 if (__connman_stats_service_register(service) == 0) {
4105                         __connman_stats_get(service, FALSE,
4106                                                 &service->stats.data);
4107                         __connman_stats_get(service, TRUE,
4108                                                 &service->stats_roaming.data);
4109                 }
4110         }
4111
4112         if (new_state == CONNMAN_SERVICE_STATE_ONLINE)
4113                 __connman_timeserver_sync(service);
4114
4115         if (new_state == CONNMAN_SERVICE_STATE_IDLE) {
4116                 connman_bool_t reconnect;
4117
4118                 reconnect = get_reconnect_state(service);
4119                 if (reconnect == TRUE)
4120                         __connman_service_auto_connect();
4121
4122                 __connman_device_request_scan(CONNMAN_DEVICE_TYPE_UNKNOWN);
4123         }
4124
4125         if (new_state == CONNMAN_SERVICE_STATE_READY) {
4126                 enum connman_ipconfig_method method;
4127
4128                 set_reconnect_state(service, TRUE);
4129
4130                 __connman_service_set_favorite(service, TRUE);
4131
4132                 reply_pending(service, 0);
4133
4134                 service->userconnect = FALSE;
4135
4136                 g_get_current_time(&service->modified);
4137                 service_save(service);
4138
4139                 update_nameservers(service);
4140                 dns_changed(service);
4141                 domain_changed(service);
4142
4143                 __connman_notifier_connect(service->type);
4144
4145                 if (service->type == CONNMAN_SERVICE_TYPE_WIFI &&
4146                         connman_network_get_bool(service->network,
4147                                                 "WiFi.UseWPS") == TRUE) {
4148                         const char *pass;
4149
4150                         pass = connman_network_get_string(service->network,
4151                                                         "WiFi.Passphrase");
4152
4153                         __connman_service_set_passphrase(service, pass);
4154
4155                         connman_network_set_bool(service->network,
4156                                                         "WiFi.UseWPS", FALSE);
4157                 }
4158
4159                 default_changed();
4160
4161                 method = __connman_ipconfig_get_method(service->ipconfig_ipv6);
4162                 if (method == CONNMAN_IPCONFIG_METHOD_OFF)
4163                         __connman_ipconfig_disable_ipv6(
4164                                                 service->ipconfig_ipv6);
4165
4166         } else if (new_state == CONNMAN_SERVICE_STATE_DISCONNECT) {
4167                 def_service = get_default();
4168
4169                 if (__connman_notifier_count_connected() == 0 &&
4170                         def_service != NULL &&
4171                                 def_service->provider != NULL)
4172                         __connman_provider_disconnect(def_service->provider);
4173
4174                 default_changed();
4175
4176                 __connman_wispr_stop(service);
4177
4178                 __connman_wpad_stop(service);
4179
4180                 update_nameservers(service);
4181                 dns_changed(service);
4182                 domain_changed(service);
4183
4184                 __connman_timeserver_stop();
4185
4186                 __connman_notifier_disconnect(service->type);
4187
4188                 /*
4189                  * Previous services which are connected and which states
4190                  * are set to online should reset relevantly ipconfig_state
4191                  * to ready so wispr/portal will be rerun on those
4192                  */
4193                 downgrade_connected_services();
4194         }
4195
4196         if (new_state == CONNMAN_SERVICE_STATE_FAILURE) {
4197                 if (service->userconnect == TRUE &&
4198                         __connman_agent_report_error(service,
4199                                         error2string(service->error),
4200                                         report_error_cb, NULL) == -EIO)
4201                         return 0;
4202                 service_complete(service);
4203
4204                 __connman_device_request_scan(CONNMAN_DEVICE_TYPE_UNKNOWN);
4205         } else
4206                 service->error = CONNMAN_SERVICE_ERROR_UNKNOWN;
4207
4208         iter = g_hash_table_lookup(service_hash, service->identifier);
4209         if (iter != NULL)
4210                 g_sequence_sort_changed(iter, service_compare, NULL);
4211
4212         services_changed(FALSE);
4213
4214         if (new_state == CONNMAN_SERVICE_STATE_ONLINE)
4215                 default_changed();
4216
4217         return 0;
4218 }
4219
4220 int __connman_service_indicate_error(struct connman_service *service,
4221                                         enum connman_service_error error)
4222 {
4223         DBG("service %p error %d", service, error);
4224
4225         if (service == NULL)
4226                 return -EINVAL;
4227
4228         service->error = error;
4229
4230         if (service->error == CONNMAN_SERVICE_ERROR_INVALID_KEY)
4231                 __connman_service_set_passphrase(service, NULL);
4232
4233         __connman_service_ipconfig_indicate_state(service,
4234                                                 CONNMAN_SERVICE_STATE_FAILURE,
4235                                                 CONNMAN_IPCONFIG_TYPE_IPV4);
4236         __connman_service_ipconfig_indicate_state(service,
4237                                                 CONNMAN_SERVICE_STATE_FAILURE,
4238                                                 CONNMAN_IPCONFIG_TYPE_IPV6);
4239         return 0;
4240 }
4241
4242 int __connman_service_clear_error(struct connman_service *service)
4243 {
4244         DBG("service %p", service);
4245
4246         if (service == NULL)
4247                 return -EINVAL;
4248
4249         if (service->state != CONNMAN_SERVICE_STATE_FAILURE)
4250                 return -EINVAL;
4251
4252         service->state_ipv4 = service->state_ipv6 =
4253                                                 CONNMAN_SERVICE_STATE_UNKNOWN;
4254         service->error = CONNMAN_SERVICE_ERROR_UNKNOWN;;
4255
4256         if (service->favorite == TRUE)
4257                 set_reconnect_state(service, TRUE);
4258
4259         __connman_service_ipconfig_indicate_state(service,
4260                                         CONNMAN_SERVICE_STATE_IDLE,
4261                                         CONNMAN_IPCONFIG_TYPE_IPV6);
4262
4263         /*
4264          * Toggling the IPv6 state to IDLE could trigger the auto connect
4265          * machinery and consequently the IPv4 state.
4266          */
4267         if (service->state_ipv4 != CONNMAN_SERVICE_STATE_UNKNOWN &&
4268                         service->state_ipv4 != CONNMAN_SERVICE_STATE_FAILURE)
4269                 return 0;
4270
4271         return __connman_service_ipconfig_indicate_state(service,
4272                                                 CONNMAN_SERVICE_STATE_IDLE,
4273                                                 CONNMAN_IPCONFIG_TYPE_IPV4);
4274 }
4275
4276 int __connman_service_indicate_default(struct connman_service *service)
4277 {
4278         DBG("service %p", service);
4279
4280         default_changed();
4281
4282         return 0;
4283 }
4284
4285 enum connman_service_state __connman_service_ipconfig_get_state(
4286                                         struct connman_service *service,
4287                                         enum connman_ipconfig_type type)
4288 {
4289         if (service == NULL)
4290                 return CONNMAN_SERVICE_STATE_UNKNOWN;
4291
4292         if (type == CONNMAN_IPCONFIG_TYPE_IPV4)
4293                 return service->state_ipv4;
4294
4295         if (type == CONNMAN_IPCONFIG_TYPE_IPV6)
4296                 return service->state_ipv6;
4297
4298         return CONNMAN_SERVICE_STATE_UNKNOWN;
4299 }
4300
4301 static void check_proxy_setup(struct connman_service *service)
4302 {
4303         /*
4304          * We start WPAD if we haven't got a PAC URL from DHCP and
4305          * if our proxy manual configuration is either empty or set
4306          * to AUTO with an empty URL.
4307          */
4308
4309         if (service->proxy != CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN)
4310                 goto done;
4311
4312         if (service->proxy_config != CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN &&
4313                 (service->proxy_config != CONNMAN_SERVICE_PROXY_METHOD_AUTO ||
4314                         service->pac != NULL))
4315                 goto done;
4316
4317         if (__connman_wpad_start(service) < 0) {
4318                 service->proxy = CONNMAN_SERVICE_PROXY_METHOD_DIRECT;
4319                 __connman_notifier_proxy_changed(service);
4320                 goto done;
4321         }
4322
4323         return;
4324
4325 done:
4326         __connman_wispr_start(service, CONNMAN_IPCONFIG_TYPE_IPV4);
4327 }
4328
4329 /*
4330  * How many networks are connected at the same time. If more than 1,
4331  * then set the rp_filter setting properly (loose mode routing) so that network
4332  * connectivity works ok. This is only done for IPv4 networks as IPv6
4333  * does not have rp_filter knob.
4334  */
4335 static int connected_networks_count;
4336 static int original_rp_filter;
4337
4338 static void service_rp_filter(struct connman_service *service,
4339                                 gboolean connected)
4340 {
4341         enum connman_ipconfig_method method;
4342
4343         method = __connman_ipconfig_get_method(service->ipconfig_ipv4);
4344
4345         switch (method) {
4346         case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
4347         case CONNMAN_IPCONFIG_METHOD_OFF:
4348         case CONNMAN_IPCONFIG_METHOD_AUTO:
4349                 return;
4350         case CONNMAN_IPCONFIG_METHOD_FIXED:
4351         case CONNMAN_IPCONFIG_METHOD_MANUAL:
4352         case CONNMAN_IPCONFIG_METHOD_DHCP:
4353                 break;
4354         }
4355
4356         if (connected == TRUE) {
4357                 if (connected_networks_count == 1) {
4358                         int filter_value;
4359                         filter_value = __connman_ipconfig_set_rp_filter();
4360                         if (filter_value < 0)
4361                                 return;
4362
4363                         original_rp_filter = filter_value;
4364                 }
4365                 connected_networks_count++;
4366
4367         } else {
4368                 if (connected_networks_count == 2)
4369                         __connman_ipconfig_unset_rp_filter(original_rp_filter);
4370
4371                 connected_networks_count--;
4372                 if (connected_networks_count < 0)
4373                         connected_networks_count = 0;
4374         }
4375
4376         DBG("%s %s ipconfig %p method %d count %d filter %d",
4377                 connected ? "connected" : "disconnected", service->identifier,
4378                 service->ipconfig_ipv4, method,
4379                 connected_networks_count, original_rp_filter);
4380 }
4381
4382 static gboolean redo_wispr(gpointer user_data)
4383 {
4384         struct connman_service *service = user_data;
4385
4386         DBG("");
4387
4388         __connman_wispr_start(service, CONNMAN_IPCONFIG_TYPE_IPV6);
4389
4390         return FALSE;
4391 }
4392
4393 int __connman_service_online_check_failed(struct connman_service *service,
4394                                         enum connman_ipconfig_type type)
4395 {
4396         DBG("service %p type %d count %d", service, type,
4397                                                 service->online_check_count);
4398
4399         if (type == CONNMAN_IPCONFIG_TYPE_IPV4)
4400                 /* currently we only retry IPv6 stuff */
4401                 return 0;
4402
4403         if (service->online_check_count != 1)
4404                 return 0;
4405
4406         service->online_check_count = 0;
4407
4408         /*
4409          * We set the timeout to 1 sec so that we have a chance to get
4410          * necessary IPv6 router advertisement messages that might have
4411          * DNS data etc.
4412          */
4413         g_timeout_add_seconds(1, redo_wispr, service);
4414
4415         return EAGAIN;
4416 }
4417
4418 int __connman_service_ipconfig_indicate_state(struct connman_service *service,
4419                                         enum connman_service_state new_state,
4420                                         enum connman_ipconfig_type type)
4421 {
4422         struct connman_ipconfig *ipconfig = NULL;
4423         enum connman_service_state old_state;
4424         int ret;
4425
4426         if (service == NULL)
4427                 return -EINVAL;
4428
4429         if (type == CONNMAN_IPCONFIG_TYPE_IPV4) {
4430                 old_state = service->state_ipv4;
4431                 ipconfig = service->ipconfig_ipv4;
4432         } else if (type == CONNMAN_IPCONFIG_TYPE_IPV6) {
4433                 old_state = service->state_ipv6;
4434                 ipconfig = service->ipconfig_ipv6;
4435         }
4436
4437         if (ipconfig == NULL)
4438                 return -EINVAL;
4439
4440         /* Any change? */
4441         if (old_state == new_state)
4442                 return -EALREADY;
4443
4444         DBG("service %p (%s) state %d (%s) type %d (%s)",
4445                 service, service ? service->identifier : NULL,
4446                 new_state, state2string(new_state),
4447                 type, __connman_ipconfig_type2string(type));
4448
4449         switch (new_state) {
4450         case CONNMAN_SERVICE_STATE_UNKNOWN:
4451         case CONNMAN_SERVICE_STATE_IDLE:
4452                 if (service->state == CONNMAN_SERVICE_STATE_FAILURE)
4453                         return -EINVAL;
4454                 break;
4455         case CONNMAN_SERVICE_STATE_ASSOCIATION:
4456                 break;
4457         case CONNMAN_SERVICE_STATE_CONFIGURATION:
4458                 __connman_ipconfig_enable(ipconfig);
4459                 break;
4460         case CONNMAN_SERVICE_STATE_READY:
4461                 update_nameservers(service);
4462
4463                 if (type == CONNMAN_IPCONFIG_TYPE_IPV4) {
4464                         check_proxy_setup(service);
4465                         service_rp_filter(service, TRUE);
4466                 } else {
4467                         service->online_check_count = 1;
4468                         __connman_wispr_start(service, type);
4469                 }
4470                 break;
4471         case CONNMAN_SERVICE_STATE_ONLINE:
4472                 break;
4473         case CONNMAN_SERVICE_STATE_DISCONNECT:
4474                 if (service->state == CONNMAN_SERVICE_STATE_IDLE)
4475                         return -EINVAL;
4476
4477                 if (type == CONNMAN_IPCONFIG_TYPE_IPV4)
4478                         service_rp_filter(service, FALSE);
4479
4480                 break;
4481         case CONNMAN_SERVICE_STATE_FAILURE:
4482                 break;
4483         }
4484
4485         /* We keep that state */
4486         if (type == CONNMAN_IPCONFIG_TYPE_IPV4)
4487                 service->state_ipv4 = new_state;
4488         else if (type == CONNMAN_IPCONFIG_TYPE_IPV6)
4489                 service->state_ipv6 = new_state;
4490
4491         ret = service_indicate_state(service);
4492
4493         /*
4494          * If the ipconfig method is OFF, then we set the state to IDLE
4495          * so that it will not affect the combined state in the future.
4496          */
4497         if (type == CONNMAN_IPCONFIG_TYPE_IPV4) {
4498                 enum connman_ipconfig_method method;
4499                 method = __connman_ipconfig_get_method(service->ipconfig_ipv4);
4500                 if (method == CONNMAN_IPCONFIG_METHOD_OFF ||
4501                                 method == CONNMAN_IPCONFIG_METHOD_UNKNOWN) {
4502                         service->state_ipv4 = CONNMAN_SERVICE_STATE_IDLE;
4503                         ret = service_indicate_state(service);
4504                 }
4505
4506         } else if (type == CONNMAN_IPCONFIG_TYPE_IPV6) {
4507                 enum connman_ipconfig_method method;
4508                 method = __connman_ipconfig_get_method(service->ipconfig_ipv6);
4509                 if (method == CONNMAN_IPCONFIG_METHOD_OFF ||
4510                                 method == CONNMAN_IPCONFIG_METHOD_UNKNOWN) {
4511                         service->state_ipv6 = CONNMAN_SERVICE_STATE_IDLE;
4512                         ret = service_indicate_state(service);
4513                 }
4514         }
4515
4516         return ret;
4517 }
4518
4519 static connman_bool_t prepare_network(struct connman_service *service)
4520 {
4521         enum connman_network_type type;
4522         unsigned int ssid_len;
4523
4524         type = connman_network_get_type(service->network);
4525
4526         switch (type) {
4527         case CONNMAN_NETWORK_TYPE_UNKNOWN:
4528         case CONNMAN_NETWORK_TYPE_VENDOR:
4529                 return FALSE;
4530         case CONNMAN_NETWORK_TYPE_WIFI:
4531                 if (connman_network_get_blob(service->network, "WiFi.SSID",
4532                                                         &ssid_len) == NULL)
4533                         return FALSE;
4534
4535                 if (service->passphrase != NULL)
4536                         connman_network_set_string(service->network,
4537                                 "WiFi.Passphrase", service->passphrase);
4538                 break;
4539         case CONNMAN_NETWORK_TYPE_ETHERNET:
4540         case CONNMAN_NETWORK_TYPE_WIMAX:
4541         case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
4542         case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
4543         case CONNMAN_NETWORK_TYPE_CELLULAR:
4544                 break;
4545         }
4546
4547         return TRUE;
4548 }
4549
4550 static void prepare_8021x(struct connman_service *service)
4551 {
4552         if (service->eap != NULL)
4553                 connman_network_set_string(service->network, "WiFi.EAP",
4554                                                                 service->eap);
4555
4556         if (service->identity != NULL)
4557                 connman_network_set_string(service->network, "WiFi.Identity",
4558                                                         service->identity);
4559
4560         if (service->ca_cert_file != NULL)
4561                 connman_network_set_string(service->network, "WiFi.CACertFile",
4562                                                         service->ca_cert_file);
4563
4564         if (service->client_cert_file != NULL)
4565                 connman_network_set_string(service->network,
4566                                                 "WiFi.ClientCertFile",
4567                                                 service->client_cert_file);
4568
4569         if (service->private_key_file != NULL)
4570                 connman_network_set_string(service->network,
4571                                                 "WiFi.PrivateKeyFile",
4572                                                 service->private_key_file);
4573
4574         if (service->private_key_passphrase != NULL)
4575                 connman_network_set_string(service->network,
4576                                         "WiFi.PrivateKeyPassphrase",
4577                                         service->private_key_passphrase);
4578
4579         if (service->phase2 != NULL)
4580                 connman_network_set_string(service->network, "WiFi.Phase2",
4581                                                         service->phase2);
4582 }
4583
4584 static int service_connect(struct connman_service *service)
4585 {
4586         int err;
4587
4588         if (service->hidden == TRUE)
4589                 return -EPERM;
4590
4591         switch (service->type) {
4592         case CONNMAN_SERVICE_TYPE_UNKNOWN:
4593         case CONNMAN_SERVICE_TYPE_SYSTEM:
4594         case CONNMAN_SERVICE_TYPE_GPS:
4595         case CONNMAN_SERVICE_TYPE_GADGET:
4596                 return -EINVAL;
4597         case CONNMAN_SERVICE_TYPE_ETHERNET:
4598         case CONNMAN_SERVICE_TYPE_WIMAX:
4599         case CONNMAN_SERVICE_TYPE_BLUETOOTH:
4600         case CONNMAN_SERVICE_TYPE_CELLULAR:
4601         case CONNMAN_SERVICE_TYPE_VPN:
4602                 break;
4603         case CONNMAN_SERVICE_TYPE_WIFI:
4604                 switch (service->security) {
4605                 case CONNMAN_SERVICE_SECURITY_UNKNOWN:
4606                 case CONNMAN_SERVICE_SECURITY_NONE:
4607                         break;
4608                 case CONNMAN_SERVICE_SECURITY_WEP:
4609                 case CONNMAN_SERVICE_SECURITY_PSK:
4610                 case CONNMAN_SERVICE_SECURITY_WPA:
4611                 case CONNMAN_SERVICE_SECURITY_RSN:
4612                         if (service->passphrase == NULL) {
4613                                 if (service->network == NULL)
4614                                         return -EOPNOTSUPP;
4615
4616                                 if (service->wps == FALSE ||
4617                                         connman_network_get_bool(
4618                                                         service->network,
4619                                                         "WiFi.UseWPS") == FALSE)
4620                                         return -ENOKEY;
4621                         }
4622                         break;
4623                 case CONNMAN_SERVICE_SECURITY_8021X:
4624                         if (service->eap == NULL)
4625                                 return -EINVAL;
4626
4627                         /*
4628                          * never request credentials if using EAP-TLS
4629                          * (EAP-TLS networks need to be fully provisioned)
4630                          */
4631                         if (g_str_equal(service->eap, "tls") == TRUE)
4632                                 break;
4633
4634                         /*
4635                          * Return -ENOKEY if either identity or passphrase is
4636                          * missing. Agent provided credentials can be used as
4637                          * fallback if needed.
4638                          */
4639                         if ((service->identity == NULL &&
4640                                         service->agent_identity == NULL) ||
4641                                         (service->passphrase == NULL &&
4642                                         service->agent_passphrase == NULL))
4643                                 return -ENOKEY;
4644
4645                         break;
4646                 }
4647                 break;
4648         }
4649
4650         if (service->network != NULL) {
4651                 if (prepare_network(service) == FALSE)
4652                         return -EINVAL;
4653
4654                 switch (service->security) {
4655                 case CONNMAN_SERVICE_SECURITY_UNKNOWN:
4656                 case CONNMAN_SERVICE_SECURITY_NONE:
4657                 case CONNMAN_SERVICE_SECURITY_WEP:
4658                 case CONNMAN_SERVICE_SECURITY_PSK:
4659                 case CONNMAN_SERVICE_SECURITY_WPA:
4660                 case CONNMAN_SERVICE_SECURITY_RSN:
4661                         break;
4662                 case CONNMAN_SERVICE_SECURITY_8021X:
4663                         prepare_8021x(service);
4664                         break;
4665                 }
4666
4667                 if (__connman_stats_service_register(service) == 0) {
4668                         __connman_stats_get(service, FALSE,
4669                                                 &service->stats.data);
4670                         __connman_stats_get(service, TRUE,
4671                                                 &service->stats_roaming.data);
4672                 }
4673
4674                 if (service->ipconfig_ipv4)
4675                         __connman_ipconfig_enable(service->ipconfig_ipv4);
4676                 if (service->ipconfig_ipv6)
4677                         __connman_ipconfig_enable(service->ipconfig_ipv6);
4678
4679                 err = __connman_network_connect(service->network);
4680         } else if (service->type == CONNMAN_SERVICE_TYPE_VPN &&
4681                                         service->provider != NULL)
4682                 err = __connman_provider_connect(service->provider);
4683         else
4684                 return -EOPNOTSUPP;
4685
4686         if (err < 0) {
4687                 if (err != -EINPROGRESS) {
4688                         __connman_ipconfig_disable(service->ipconfig_ipv4);
4689                         __connman_ipconfig_disable(service->ipconfig_ipv6);
4690                         __connman_stats_service_unregister(service);
4691                 }
4692         }
4693
4694         return err;
4695 }
4696
4697
4698 int __connman_service_connect(struct connman_service *service)
4699 {
4700         int err;
4701
4702         DBG("service %p state %s", service, state2string(service->state));
4703
4704         if (is_connected(service) == TRUE)
4705                 return -EISCONN;
4706
4707         if (is_connecting(service) == TRUE)
4708                 return -EALREADY;
4709
4710         switch (service->type) {
4711         case CONNMAN_SERVICE_TYPE_UNKNOWN:
4712         case CONNMAN_SERVICE_TYPE_SYSTEM:
4713         case CONNMAN_SERVICE_TYPE_GPS:
4714         case CONNMAN_SERVICE_TYPE_GADGET:
4715                 return -EINVAL;
4716         default:
4717                 err = service_connect(service);
4718         }
4719
4720         if (err >= 0)
4721                 return 0;
4722
4723         if (err == -EINPROGRESS) {
4724                 if (service->timeout == 0)
4725                         service->timeout = g_timeout_add_seconds(
4726                                 CONNECT_TIMEOUT, connect_timeout, service);
4727
4728                 return -EINPROGRESS;
4729         }
4730
4731         __connman_service_ipconfig_indicate_state(service,
4732                                         CONNMAN_SERVICE_STATE_FAILURE,
4733                                         CONNMAN_IPCONFIG_TYPE_IPV4);
4734         __connman_service_ipconfig_indicate_state(service,
4735                                         CONNMAN_SERVICE_STATE_FAILURE,
4736                                         CONNMAN_IPCONFIG_TYPE_IPV6);
4737
4738         if (service->network != NULL)
4739                 __connman_network_disconnect(service->network);
4740         else if (service->type == CONNMAN_SERVICE_TYPE_VPN &&
4741                                 service->provider != NULL)
4742                         __connman_provider_disconnect(service->provider);
4743
4744         if (service->userconnect == TRUE) {
4745                 if (err == -ENOKEY || err == -EPERM) {
4746                         if (__connman_agent_request_passphrase_input(service,
4747                                                         request_input_cb,
4748                                                         NULL) == -EIO)
4749                                 return -EINPROGRESS;
4750                 }
4751                 reply_pending(service, -err);
4752         }
4753
4754         return err;
4755 }
4756
4757 int __connman_service_disconnect(struct connman_service *service)
4758 {
4759         int err;
4760
4761         DBG("service %p", service);
4762
4763         if (service->network != NULL) {
4764                 err = __connman_network_disconnect(service->network);
4765         } else if (service->type == CONNMAN_SERVICE_TYPE_VPN &&
4766                                         service->provider != NULL)
4767                 err = __connman_provider_disconnect(service->provider);
4768         else
4769                 return -EOPNOTSUPP;
4770
4771         if (err < 0 && err != -EINPROGRESS)
4772                 return err;
4773
4774         __connman_6to4_remove(service->ipconfig_ipv4);
4775
4776         if (service->ipconfig_ipv4)
4777                 __connman_ipconfig_set_proxy_autoconfig(service->ipconfig_ipv4,
4778                                                         NULL);
4779         else
4780                 __connman_ipconfig_set_proxy_autoconfig(service->ipconfig_ipv6,
4781                                                         NULL);
4782
4783         __connman_ipconfig_address_remove(service->ipconfig_ipv4);
4784         __connman_ipconfig_address_remove(service->ipconfig_ipv6);
4785
4786         __connman_ipconfig_disable(service->ipconfig_ipv4);
4787         __connman_ipconfig_disable(service->ipconfig_ipv6);
4788
4789         __connman_stats_service_unregister(service);
4790
4791         return err;
4792 }
4793
4794 int __connman_service_disconnect_all(void)
4795 {
4796         GSequenceIter *iter;
4797         GSList *services = NULL, *list;
4798
4799         DBG("");
4800
4801         iter = g_sequence_get_begin_iter(service_list);
4802
4803         while (g_sequence_iter_is_end(iter) == FALSE) {
4804                 struct connman_service *service = g_sequence_get(iter);
4805
4806                 services = g_slist_prepend(services, service);
4807
4808                 iter = g_sequence_iter_next(iter);
4809         }
4810
4811         for (list = services; list != NULL; list = list->next) {
4812                 struct connman_service *service = list->data;
4813
4814                 service->ignore = TRUE;
4815
4816                 set_reconnect_state(service, FALSE);
4817
4818                 __connman_service_disconnect(service);
4819         }
4820
4821         g_slist_free(list);
4822
4823         return 0;
4824
4825 }
4826
4827 /**
4828  * lookup_by_identifier:
4829  * @identifier: service identifier
4830  *
4831  * Look up a service by identifier (reference count will not be increased)
4832  */
4833 static struct connman_service *lookup_by_identifier(const char *identifier)
4834 {
4835         GSequenceIter *iter;
4836
4837         iter = g_hash_table_lookup(service_hash, identifier);
4838         if (iter != NULL)
4839                 return g_sequence_get(iter);
4840
4841         return NULL;
4842 }
4843
4844 static void provision_changed(gpointer value, gpointer user_data)
4845 {
4846         struct connman_service *service = value;
4847         char *path = user_data;
4848
4849         __connman_config_provision_service_ident(service, path);
4850 }
4851
4852 void __connman_service_provision_changed(const char *ident)
4853 {
4854         g_sequence_foreach(service_list, provision_changed, (void *)ident);
4855 }
4856
4857 /**
4858  * __connman_service_get:
4859  * @identifier: service identifier
4860  *
4861  * Look up a service by identifier or create a new one if not found
4862  */
4863 static struct connman_service *service_get(const char *identifier)
4864 {
4865         struct connman_service *service;
4866         GSequenceIter *iter;
4867
4868         iter = g_hash_table_lookup(service_hash, identifier);
4869         if (iter != NULL) {
4870                 service = g_sequence_get(iter);
4871                 if (service != NULL)
4872                         connman_service_ref(service);
4873                 return service;
4874         }
4875
4876         service = connman_service_create();
4877         if (service == NULL)
4878                 return NULL;
4879
4880         DBG("service %p", service);
4881
4882         service->identifier = g_strdup(identifier);
4883
4884         iter = g_sequence_insert_sorted(service_list, service,
4885                                                 service_compare, NULL);
4886
4887         g_hash_table_insert(service_hash, service->identifier, iter);
4888
4889         return service;
4890 }
4891
4892 static int service_register(struct connman_service *service)
4893 {
4894         GSequenceIter *iter;
4895
4896         DBG("service %p", service);
4897
4898         if (service->path != NULL)
4899                 return -EALREADY;
4900
4901         service->path = g_strdup_printf("%s/service/%s", CONNMAN_PATH,
4902                                                 service->identifier);
4903
4904         DBG("path %s", service->path);
4905
4906         __connman_config_provision_service(service);
4907
4908         service_load(service);
4909
4910         g_dbus_register_interface(connection, service->path,
4911                                         CONNMAN_SERVICE_INTERFACE,
4912                                         service_methods, service_signals,
4913                                                         NULL, service, NULL);
4914
4915         iter = g_hash_table_lookup(service_hash, service->identifier);
4916         if (iter != NULL)
4917                 g_sequence_sort_changed(iter, service_compare, NULL);
4918
4919         services_changed(TRUE);
4920
4921         return 0;
4922 }
4923
4924 static void service_up(struct connman_ipconfig *ipconfig)
4925 {
4926         struct connman_service *service = __connman_ipconfig_get_data(ipconfig);
4927
4928         DBG("%s up", __connman_ipconfig_get_ifname(ipconfig));
4929
4930         link_changed(service);
4931
4932         service->stats.valid = FALSE;
4933         service->stats_roaming.valid = FALSE;
4934 }
4935
4936 static void service_down(struct connman_ipconfig *ipconfig)
4937 {
4938         DBG("%s down", __connman_ipconfig_get_ifname(ipconfig));
4939 }
4940
4941 static void service_lower_up(struct connman_ipconfig *ipconfig)
4942 {
4943         struct connman_service *service = __connman_ipconfig_get_data(ipconfig);
4944
4945         DBG("%s lower up", __connman_ipconfig_get_ifname(ipconfig));
4946
4947         stats_start(service);
4948 }
4949
4950 static void service_lower_down(struct connman_ipconfig *ipconfig)
4951 {
4952         struct connman_service *service = __connman_ipconfig_get_data(ipconfig);
4953
4954         DBG("%s lower down", __connman_ipconfig_get_ifname(ipconfig));
4955
4956         stats_stop(service);
4957         service_save(service);
4958 }
4959
4960 static void service_ip_bound(struct connman_ipconfig *ipconfig)
4961 {
4962         struct connman_service *service = __connman_ipconfig_get_data(ipconfig);
4963         enum connman_ipconfig_method method = CONNMAN_IPCONFIG_METHOD_UNKNOWN;
4964         enum connman_ipconfig_type type = CONNMAN_IPCONFIG_TYPE_UNKNOWN;
4965
4966         DBG("%s ip bound", __connman_ipconfig_get_ifname(ipconfig));
4967
4968         type = __connman_ipconfig_get_config_type(ipconfig);
4969         method = __connman_ipconfig_get_method(ipconfig);
4970
4971         DBG("service %p ipconfig %p type %d method %d", service, ipconfig,
4972                                                         type, method);
4973
4974         if (type == CONNMAN_IPCONFIG_TYPE_IPV6 &&
4975                         method == CONNMAN_IPCONFIG_METHOD_AUTO)
4976                 __connman_service_ipconfig_indicate_state(service,
4977                                                 CONNMAN_SERVICE_STATE_READY,
4978                                                 CONNMAN_IPCONFIG_TYPE_IPV6);
4979
4980         settings_changed(service, ipconfig);
4981 }
4982
4983 static void service_ip_release(struct connman_ipconfig *ipconfig)
4984 {
4985         struct connman_service *service = __connman_ipconfig_get_data(ipconfig);
4986         enum connman_ipconfig_method method = CONNMAN_IPCONFIG_METHOD_UNKNOWN;
4987         enum connman_ipconfig_type type = CONNMAN_IPCONFIG_TYPE_UNKNOWN;
4988
4989         DBG("%s ip release", __connman_ipconfig_get_ifname(ipconfig));
4990
4991         type = __connman_ipconfig_get_config_type(ipconfig);
4992         method = __connman_ipconfig_get_method(ipconfig);
4993
4994         DBG("service %p ipconfig %p type %d method %d", service, ipconfig,
4995                                                         type, method);
4996
4997         if (type == CONNMAN_IPCONFIG_TYPE_IPV6 &&
4998                         method == CONNMAN_IPCONFIG_METHOD_OFF)
4999                 __connman_service_ipconfig_indicate_state(service,
5000                                         CONNMAN_SERVICE_STATE_DISCONNECT,
5001                                         CONNMAN_IPCONFIG_TYPE_IPV6);
5002
5003         if (type == CONNMAN_IPCONFIG_TYPE_IPV4 &&
5004                         method == CONNMAN_IPCONFIG_METHOD_OFF)
5005                 __connman_service_ipconfig_indicate_state(service,
5006                                         CONNMAN_SERVICE_STATE_DISCONNECT,
5007                                         CONNMAN_IPCONFIG_TYPE_IPV4);
5008
5009         settings_changed(service, ipconfig);
5010 }
5011
5012 static const struct connman_ipconfig_ops service_ops = {
5013         .up             = service_up,
5014         .down           = service_down,
5015         .lower_up       = service_lower_up,
5016         .lower_down     = service_lower_down,
5017         .ip_bound       = service_ip_bound,
5018         .ip_release     = service_ip_release,
5019 };
5020
5021 static void setup_ip4config(struct connman_service *service, int index,
5022                         enum connman_ipconfig_method method)
5023 {
5024         service->ipconfig_ipv4 = __connman_ipconfig_create(index,
5025                                                 CONNMAN_IPCONFIG_TYPE_IPV4);
5026         if (service->ipconfig_ipv4 == NULL)
5027                 return;
5028
5029         __connman_ipconfig_set_method(service->ipconfig_ipv4, method);
5030
5031         __connman_ipconfig_set_data(service->ipconfig_ipv4, service);
5032
5033         __connman_ipconfig_set_ops(service->ipconfig_ipv4, &service_ops);
5034 }
5035
5036 static void setup_ip6config(struct connman_service *service, int index)
5037 {
5038         service->ipconfig_ipv6 = __connman_ipconfig_create(index,
5039                                                 CONNMAN_IPCONFIG_TYPE_IPV6);
5040         if (service->ipconfig_ipv6 == NULL)
5041                 return;
5042
5043         __connman_ipconfig_set_data(service->ipconfig_ipv6, service);
5044
5045         __connman_ipconfig_set_ops(service->ipconfig_ipv6, &service_ops);
5046 }
5047
5048 void __connman_service_read_ip4config(struct connman_service *service)
5049 {
5050         GKeyFile *keyfile;
5051
5052         if (service->ipconfig_ipv4 == NULL)
5053                 return;
5054
5055         keyfile = connman_storage_load_service(service->identifier);
5056         if (keyfile == NULL)
5057                 return;
5058
5059         __connman_ipconfig_load(service->ipconfig_ipv4, keyfile,
5060                                 service->identifier, "IPv4.");
5061
5062         g_key_file_free(keyfile);
5063 }
5064
5065 void __connman_service_create_ip4config(struct connman_service *service,
5066                                         int index)
5067 {
5068         DBG("ipv4 %p", service->ipconfig_ipv4);
5069
5070         if (service->ipconfig_ipv4 != NULL)
5071                 return;
5072
5073         setup_ip4config(service, index, CONNMAN_IPCONFIG_METHOD_DHCP);
5074         __connman_service_read_ip4config(service);
5075 }
5076
5077 void __connman_service_read_ip6config(struct connman_service *service)
5078 {
5079         GKeyFile *keyfile;
5080
5081         if (service->ipconfig_ipv6 == NULL)
5082                 return;
5083
5084         keyfile = connman_storage_load_service(service->identifier);
5085         if (keyfile == NULL)
5086                 return;
5087
5088         __connman_ipconfig_load(service->ipconfig_ipv6, keyfile,
5089                                 service->identifier, "IPv6.");
5090
5091         g_key_file_free(keyfile);
5092 }
5093
5094 void __connman_service_create_ip6config(struct connman_service *service,
5095                                                                 int index)
5096 {
5097         DBG("ipv6 %p", service->ipconfig_ipv6);
5098
5099         if (service->ipconfig_ipv6 != NULL)
5100                 return;
5101
5102         setup_ip6config(service, index);
5103
5104         __connman_service_read_ip6config(service);
5105 }
5106
5107 /**
5108  * __connman_service_lookup_from_network:
5109  * @network: network structure
5110  *
5111  * Look up a service by network (reference count will not be increased)
5112  */
5113 struct connman_service *__connman_service_lookup_from_network(struct connman_network *network)
5114 {
5115         struct connman_service *service;
5116         const char *ident, *group;
5117         char *name;
5118
5119         DBG("network %p", network);
5120
5121         if (network == NULL)
5122                 return NULL;
5123
5124         ident = __connman_network_get_ident(network);
5125         if (ident == NULL)
5126                 return NULL;
5127
5128         group = connman_network_get_group(network);
5129         if (group == NULL)
5130                 return NULL;
5131
5132         name = g_strdup_printf("%s_%s_%s",
5133                         __connman_network_get_type(network), ident, group);
5134         service = lookup_by_identifier(name);
5135         g_free(name);
5136
5137         return service;
5138 }
5139
5140 struct connman_service *__connman_service_lookup_from_index(int index)
5141 {
5142         struct connman_service *service;
5143         GSequenceIter *iter;
5144
5145         iter = g_sequence_get_begin_iter(service_list);
5146
5147         while (g_sequence_iter_is_end(iter) == FALSE) {
5148                 service = g_sequence_get(iter);
5149
5150                 if (__connman_ipconfig_get_index(service->ipconfig_ipv4)
5151                                                         == index)
5152                         return service;
5153
5154                 if (__connman_ipconfig_get_index(service->ipconfig_ipv6)
5155                                                         == index)
5156                         return service;
5157
5158                 iter = g_sequence_iter_next(iter);
5159         }
5160
5161         return NULL;
5162 }
5163
5164 const char *__connman_service_get_ident(struct connman_service *service)
5165 {
5166         return service->identifier;
5167 }
5168
5169 const char *__connman_service_get_path(struct connman_service *service)
5170 {
5171         return service->path;
5172 }
5173
5174 unsigned int __connman_service_get_order(struct connman_service *service)
5175 {
5176         GSequenceIter *iter;
5177
5178         if (service == NULL)
5179                 return 0;
5180
5181         if (service->favorite == FALSE) {
5182                 service->order = 0;
5183                 goto done;
5184         }
5185
5186         iter = g_hash_table_lookup(service_hash, service->identifier);
5187         if (iter != NULL) {
5188                 if (g_sequence_iter_get_position(iter) == 0)
5189                         service->order = 1;
5190                 else if (service->type == CONNMAN_SERVICE_TYPE_VPN)
5191                         service->order = 10;
5192                 else
5193                         service->order = 0;
5194         }
5195
5196 done:
5197         return service->order;
5198 }
5199
5200 static enum connman_service_type convert_network_type(struct connman_network *network)
5201 {
5202         enum connman_network_type type = connman_network_get_type(network);
5203
5204         switch (type) {
5205         case CONNMAN_NETWORK_TYPE_UNKNOWN:
5206         case CONNMAN_NETWORK_TYPE_VENDOR:
5207                 break;
5208         case CONNMAN_NETWORK_TYPE_ETHERNET:
5209                 return CONNMAN_SERVICE_TYPE_ETHERNET;
5210         case CONNMAN_NETWORK_TYPE_WIFI:
5211                 return CONNMAN_SERVICE_TYPE_WIFI;
5212         case CONNMAN_NETWORK_TYPE_WIMAX:
5213                 return CONNMAN_SERVICE_TYPE_WIMAX;
5214         case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
5215         case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
5216                 return CONNMAN_SERVICE_TYPE_BLUETOOTH;
5217         case CONNMAN_NETWORK_TYPE_CELLULAR:
5218                 return CONNMAN_SERVICE_TYPE_CELLULAR;
5219         }
5220
5221         return CONNMAN_SERVICE_TYPE_UNKNOWN;
5222 }
5223
5224 static enum connman_service_security convert_wifi_security(const char *security)
5225 {
5226         if (security == NULL)
5227                 return CONNMAN_SERVICE_SECURITY_UNKNOWN;
5228         else if (g_str_equal(security, "none") == TRUE)
5229                 return CONNMAN_SERVICE_SECURITY_NONE;
5230         else if (g_str_equal(security, "wep") == TRUE)
5231                 return CONNMAN_SERVICE_SECURITY_WEP;
5232         else if (g_str_equal(security, "psk") == TRUE)
5233                 return CONNMAN_SERVICE_SECURITY_PSK;
5234         else if (g_str_equal(security, "ieee8021x") == TRUE)
5235                 return CONNMAN_SERVICE_SECURITY_8021X;
5236         else if (g_str_equal(security, "wpa") == TRUE)
5237                 return CONNMAN_SERVICE_SECURITY_WPA;
5238         else if (g_str_equal(security, "rsn") == TRUE)
5239                 return CONNMAN_SERVICE_SECURITY_RSN;
5240         else
5241                 return CONNMAN_SERVICE_SECURITY_UNKNOWN;
5242 }
5243
5244 static void update_from_network(struct connman_service *service,
5245                                         struct connman_network *network)
5246 {
5247         connman_uint8_t strength = service->strength;
5248         GSequenceIter *iter;
5249         const char *str;
5250
5251         DBG("service %p network %p", service, network);
5252
5253         if (is_connected(service) == TRUE)
5254                 return;
5255
5256         if (is_connecting(service) == TRUE)
5257                 return;
5258
5259         str = connman_network_get_string(network, "Name");
5260         if (str != NULL) {
5261                 g_free(service->name);
5262                 service->name = g_strdup(str);
5263                 service->hidden = FALSE;
5264         } else {
5265                 g_free(service->name);
5266                 service->name = NULL;
5267                 service->hidden = TRUE;
5268         }
5269
5270         service->strength = connman_network_get_strength(network);
5271         service->roaming = connman_network_get_bool(network, "Roaming");
5272
5273         if (service->strength == 0) {
5274                 /*
5275                  * Filter out 0-values; it's unclear what they mean
5276                  * and they cause anomalous sorting of the priority list.
5277                  */
5278                 service->strength = strength;
5279         }
5280
5281         str = connman_network_get_string(network, "WiFi.Security");
5282         service->security = convert_wifi_security(str);
5283
5284         if (service->type == CONNMAN_SERVICE_TYPE_WIFI)
5285                 service->wps = connman_network_get_bool(network, "WiFi.WPS");
5286
5287         if (service->strength > strength && service->network != NULL) {
5288                 connman_network_unref(service->network);
5289                 service->network = connman_network_ref(network);
5290
5291                 strength_changed(service);
5292         }
5293
5294         if (service->network == NULL)
5295                 service->network = connman_network_ref(network);
5296
5297         iter = g_hash_table_lookup(service_hash, service->identifier);
5298         if (iter != NULL)
5299                 g_sequence_sort_changed(iter, service_compare, NULL);
5300 }
5301
5302 /**
5303  * __connman_service_create_from_network:
5304  * @network: network structure
5305  *
5306  * Look up service by network and if not found, create one
5307  */
5308 struct connman_service * __connman_service_create_from_network(struct connman_network *network)
5309 {
5310         struct connman_service *service;
5311         struct connman_device *device;
5312         const char *ident, *group;
5313         char *name;
5314         int index;
5315
5316         DBG("network %p", network);
5317
5318         if (network == NULL)
5319                 return NULL;
5320
5321         ident = __connman_network_get_ident(network);
5322         if (ident == NULL)
5323                 return NULL;
5324
5325         group = connman_network_get_group(network);
5326         if (group == NULL)
5327                 return NULL;
5328
5329         name = g_strdup_printf("%s_%s_%s",
5330                         __connman_network_get_type(network), ident, group);
5331         service = service_get(name);
5332         g_free(name);
5333
5334         if (service == NULL)
5335                 return NULL;
5336
5337         if (__connman_network_get_weakness(network) == TRUE)
5338                 return service;
5339
5340         if (service->path != NULL) {
5341                 update_from_network(service, network);
5342                 services_changed(TRUE);
5343                 return service;
5344         }
5345
5346         service->type = convert_network_type(network);
5347
5348         switch (service->type) {
5349         case CONNMAN_SERVICE_TYPE_UNKNOWN:
5350         case CONNMAN_SERVICE_TYPE_SYSTEM:
5351         case CONNMAN_SERVICE_TYPE_ETHERNET:
5352         case CONNMAN_SERVICE_TYPE_WIMAX:
5353         case CONNMAN_SERVICE_TYPE_BLUETOOTH:
5354         case CONNMAN_SERVICE_TYPE_GPS:
5355         case CONNMAN_SERVICE_TYPE_VPN:
5356         case CONNMAN_SERVICE_TYPE_GADGET:
5357                 service->autoconnect = FALSE;
5358                 break;
5359         case CONNMAN_SERVICE_TYPE_WIFI:
5360         case CONNMAN_SERVICE_TYPE_CELLULAR:
5361                 service->autoconnect = TRUE;
5362                 break;
5363         }
5364
5365         service->state_ipv4 = service->state_ipv6 = CONNMAN_SERVICE_STATE_IDLE;
5366         service->state = combine_state(service->state_ipv4, service->state_ipv6);
5367
5368         update_from_network(service, network);
5369
5370         index = connman_network_get_index(network);
5371
5372         if (service->ipconfig_ipv4 == NULL)
5373                 setup_ip4config(service, index, CONNMAN_IPCONFIG_METHOD_DHCP);
5374
5375         if (service->ipconfig_ipv6 == NULL)
5376                 setup_ip6config(service, index);
5377
5378         service_register(service);
5379
5380         if (service->favorite == TRUE) {
5381                 device = connman_network_get_device(service->network);
5382                 if (device && __connman_device_scanning(device) == FALSE)
5383                         __connman_service_auto_connect();
5384         }
5385
5386         __connman_notifier_service_add(service, service->name);
5387         service_schedule_added(service);
5388
5389         return service;
5390 }
5391
5392 void __connman_service_update_from_network(struct connman_network *network)
5393 {
5394         connman_bool_t need_sort = FALSE;
5395         struct connman_service *service;
5396         connman_uint8_t strength;
5397         connman_bool_t roaming;
5398         GSequenceIter *iter;
5399         const char *name;
5400         connman_bool_t stats_enable;
5401
5402         DBG("network %p", network);
5403
5404         service = __connman_service_lookup_from_network(network);
5405         if (service == NULL)
5406                 return;
5407
5408         if (service->network == NULL)
5409                 return;
5410
5411         name = connman_network_get_string(service->network, "Name");
5412         if (g_strcmp0(service->name, name) != 0) {
5413                 g_free(service->name);
5414                 service->name = g_strdup(name);
5415                 connman_dbus_property_changed_basic(service->path,
5416                                 CONNMAN_SERVICE_INTERFACE, "Name",
5417                                 DBUS_TYPE_STRING, &service->name);
5418         }
5419
5420         if (service->type == CONNMAN_SERVICE_TYPE_WIFI)
5421                 service->wps = connman_network_get_bool(network, "WiFi.WPS");
5422
5423         strength = connman_network_get_strength(service->network);
5424         if (strength == service->strength)
5425                 goto roaming;
5426
5427         service->strength = strength;
5428         need_sort = TRUE;
5429
5430         strength_changed(service);
5431
5432 roaming:
5433         roaming = connman_network_get_bool(service->network, "Roaming");
5434         if (roaming == service->roaming)
5435                 goto sorting;
5436
5437         stats_enable = stats_enabled(service);
5438         if (stats_enable == TRUE)
5439                 stats_stop(service);
5440
5441         service->roaming = roaming;
5442         need_sort = TRUE;
5443
5444         if (stats_enable == TRUE)
5445                 stats_start(service);
5446
5447         roaming_changed(service);
5448
5449 sorting:
5450         if (need_sort == TRUE) {
5451                 iter = g_hash_table_lookup(service_hash, service->identifier);
5452                 if (iter != NULL)
5453                         g_sequence_sort_changed(iter, service_compare, NULL);
5454         }
5455 }
5456
5457 void __connman_service_remove_from_network(struct connman_network *network)
5458 {
5459         struct connman_service *service;
5460
5461         DBG("network %p", network);
5462
5463         service = __connman_service_lookup_from_network(network);
5464         if (service == NULL)
5465                 return;
5466
5467         __connman_connection_gateway_remove(service,
5468                                         CONNMAN_IPCONFIG_TYPE_ALL);
5469
5470         connman_service_unref(service);
5471 }
5472
5473 /**
5474  * __connman_service_create_from_provider:
5475  * @provider: provider structure
5476  *
5477  * Look up service by provider and if not found, create one
5478  */
5479 struct connman_service *
5480 __connman_service_create_from_provider(struct connman_provider *provider)
5481 {
5482         struct connman_service *service;
5483         const char *ident, *str;
5484         char *name;
5485         int index = connman_provider_get_index(provider);
5486
5487         DBG("provider %p", provider);
5488
5489         ident = __connman_provider_get_ident(provider);
5490         if (ident == NULL)
5491                 return NULL;
5492
5493         name = g_strdup_printf("vpn_%s", ident);
5494         service = service_get(name);
5495         g_free(name);
5496
5497         if (service == NULL)
5498                 return NULL;
5499
5500         service->type = CONNMAN_SERVICE_TYPE_VPN;
5501         service->provider = connman_provider_ref(provider);
5502         service->autoconnect = FALSE;
5503         service->userconnect = TRUE;
5504
5505         service->state_ipv4 = service->state_ipv6 = CONNMAN_SERVICE_STATE_IDLE;
5506         service->state = combine_state(service->state_ipv4, service->state_ipv6);
5507
5508         str = connman_provider_get_string(provider, "Name");
5509         if (str != NULL) {
5510                 g_free(service->name);
5511                 service->name = g_strdup(str);
5512                 service->hidden = FALSE;
5513         } else {
5514                 g_free(service->name);
5515                 service->name = NULL;
5516                 service->hidden = TRUE;
5517         }
5518
5519         service->strength = 0;
5520
5521         if (service->ipconfig_ipv4 == NULL)
5522                 setup_ip4config(service, index, CONNMAN_IPCONFIG_METHOD_MANUAL);
5523
5524         if (service->ipconfig_ipv6 == NULL)
5525                 setup_ip6config(service, index);
5526
5527         service_register(service);
5528
5529         __connman_notifier_service_add(service, service->name);
5530         service_schedule_added(service);
5531
5532         return service;
5533 }
5534
5535 int __connman_service_init(void)
5536 {
5537         DBG("");
5538
5539         connection = connman_dbus_get_connection();
5540
5541         service_hash = g_hash_table_new_full(g_str_hash, g_str_equal,
5542                                                                 NULL, NULL);
5543
5544         service_list = g_sequence_new(service_free);
5545
5546         services_notify = g_new0(struct _services_notify, 1);
5547
5548         return 0;
5549 }
5550
5551 void __connman_service_cleanup(void)
5552 {
5553         GSequence *list;
5554
5555         DBG("");
5556
5557         list = service_list;
5558         service_list = NULL;
5559         g_sequence_free(list);
5560
5561         g_hash_table_destroy(service_hash);
5562         service_hash = NULL;
5563
5564         g_slist_free(counter_list);
5565         counter_list = NULL;
5566
5567         if (services_notify->id != 0) {
5568                 g_source_remove(services_notify->id);
5569                 service_send_signals(NULL);
5570         }
5571         g_free(services_notify);
5572
5573         dbus_connection_unref(connection);
5574 }