src/service.c

   1 /*
   2  *
   3  *  Connection Manager
   4  *
   5  *  Copyright (C) 2007-2010  Intel Corporation. All rights reserved.
   6  *
   7  *  This program is free software; you can redistribute it and/or modify
   8  *  it under the terms of the GNU General Public License version 2 as
   9  *  published by the Free Software Foundation.
  10  *
  11  *  This program is distributed in the hope that it will be useful,
  12  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  *  GNU General Public License for more details.
  15  *
  16  *  You should have received a copy of the GNU General Public License
  17  *  along with this program; if not, write to the Free Software
  18  *  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
  19  *
  20  */
  21
  22 #ifdef HAVE_CONFIG_H
  23 #include <config.h>
  24 #endif
  25
  26 #include <errno.h>
  27 #include <stdio.h>
  28 #include <string.h>
  29 #include <netdb.h>
  30 #include <gdbus.h>
  31
  32 #include <connman/storage.h>
  33
  34 #include "connman.h"
  35
  36 #define CONNECT_TIMEOUT         120
  37
  38 static DBusConnection *connection = NULL;
  39
  40 static GSequence *service_list = NULL;
  41 static GHashTable *service_hash = NULL;
  42 static GSList *counter_list = NULL;
  43
  44 struct connman_stats {
  45         connman_bool_t valid;
  46         connman_bool_t enabled;
  47         struct connman_stats_data data_last;
  48         struct connman_stats_data data;
  49         GTimer *timer;
  50 };
  51
  52 struct connman_stats_counter {
  53         connman_bool_t append_all;
  54         struct connman_stats stats;
  55         struct connman_stats stats_roaming;
  56 };
  57
  58 struct connman_service {
  59         int refcount;
  60         int session_usage_count;
  61         char *identifier;
  62         char *path;
  63         enum connman_service_type type;
  64         enum connman_service_security security;
  65         enum connman_service_state state;
  66         enum connman_service_state state_ipv4;
  67         enum connman_service_state state_ipv6;
  68         enum connman_service_error error;
  69         connman_uint8_t strength;
  70         connman_bool_t favorite;
  71         connman_bool_t immutable;
  72         connman_bool_t hidden;
  73         connman_bool_t ignore;
  74         connman_bool_t autoconnect;
  75         connman_bool_t userconnect;
  76         GTimeVal modified;
  77         unsigned int order;
  78         char *name;
  79         char *passphrase;
  80         char *agent_passphrase;
  81         connman_bool_t roaming;
  82         connman_bool_t login_required;
  83         connman_bool_t network_created;
  84         struct connman_ipconfig *ipconfig_ipv4;
  85         struct connman_ipconfig *ipconfig_ipv6;
  86         struct connman_network *network;
  87         struct connman_provider *provider;
  88         char **nameservers;
  89         char **nameservers_config;
  90         char **nameservers_auto;
  91         char **domains;
  92         char *domainname;
  93         char **timeservers;
  94         /* 802.1x settings from the config files */
  95         char *eap;
  96         char *identity;
  97         char *agent_identity;
  98         char *ca_cert_file;
  99         char *client_cert_file;
 100         char *private_key_file;
 101         char *private_key_passphrase;
 102         char *phase2;
 103         DBusMessage *pending;
 104         guint timeout;
 105         struct connman_stats stats;
 106         struct connman_stats stats_roaming;
 107         GHashTable *counter_table;
 108         enum connman_service_proxy_method proxy;
 109         enum connman_service_proxy_method proxy_config;
 110         char **proxies;
 111         char **excludes;
 112         char *pac;
 113         connman_bool_t wps;
 114 };
 115
 116 static void append_path(gpointer value, gpointer user_data)
 117 {
 118         struct connman_service *service = value;
 119         DBusMessageIter *iter = user_data;
 120
 121         if (service->path == NULL)
 122                 return;
 123
 124         dbus_message_iter_append_basic(iter, DBUS_TYPE_OBJECT_PATH,
 125                                                         &service->path);
 126 }
 127
 128 void __connman_service_list(DBusMessageIter *iter, void *user_data)
 129 {
 130         if (service_list == NULL)
 131                 return;
 132
 133         g_sequence_foreach(service_list, append_path, iter);
 134 }
 135
 136 struct find_data {
 137         const char *path;
 138         struct connman_service *service;
 139 };
 140
 141 static void compare_path(gpointer value, gpointer user_data)
 142 {
 143         struct connman_service *service = value;
 144         struct find_data *data = user_data;
 145
 146         if (data->service != NULL)
 147                 return;
 148
 149         if (g_strcmp0(service->path, data->path) == 0)
 150                 data->service = service;
 151 }
 152
 153 static struct connman_service *find_service(const char *path)
 154 {
 155         struct find_data data = { .path = path, .service = NULL };
 156
 157         DBG("path %s", path);
 158
 159         g_sequence_foreach(service_list, compare_path, &data);
 160
 161         return data.service;
 162 }
 163
 164 const char *__connman_service_type2string(enum connman_service_type type)
 165 {
 166         switch (type) {
 167         case CONNMAN_SERVICE_TYPE_UNKNOWN:
 168                 break;
 169         case CONNMAN_SERVICE_TYPE_SYSTEM:
 170                 return "system";
 171         case CONNMAN_SERVICE_TYPE_ETHERNET:
 172                 return "ethernet";
 173         case CONNMAN_SERVICE_TYPE_WIFI:
 174                 return "wifi";
 175         case CONNMAN_SERVICE_TYPE_WIMAX:
 176                 return "wimax";
 177         case CONNMAN_SERVICE_TYPE_BLUETOOTH:
 178                 return "bluetooth";
 179         case CONNMAN_SERVICE_TYPE_CELLULAR:
 180                 return "cellular";
 181         case CONNMAN_SERVICE_TYPE_GPS:
 182                 return "gps";
 183         case CONNMAN_SERVICE_TYPE_VPN:
 184                 return "vpn";
 185         case CONNMAN_SERVICE_TYPE_GADGET:
 186                 return "gadget";
 187         }
 188
 189         return NULL;
 190 }
 191
 192 static const char *security2string(enum connman_service_security security)
 193 {
 194         switch (security) {
 195         case CONNMAN_SERVICE_SECURITY_UNKNOWN:
 196                 break;
 197         case CONNMAN_SERVICE_SECURITY_NONE:
 198                 return "none";
 199         case CONNMAN_SERVICE_SECURITY_WEP:
 200                 return "wep";
 201         case CONNMAN_SERVICE_SECURITY_PSK:
 202                 return "psk";
 203         case CONNMAN_SERVICE_SECURITY_8021X:
 204                 return "ieee8021x";
 205         case CONNMAN_SERVICE_SECURITY_WPA:
 206                 return "wpa";
 207         case CONNMAN_SERVICE_SECURITY_RSN:
 208                 return "rsn";
 209         }
 210
 211         return NULL;
 212 }
 213
 214 static const char *state2string(enum connman_service_state state)
 215 {
 216         switch (state) {
 217         case CONNMAN_SERVICE_STATE_UNKNOWN:
 218                 break;
 219         case CONNMAN_SERVICE_STATE_IDLE:
 220                 return "idle";
 221         case CONNMAN_SERVICE_STATE_ASSOCIATION:
 222                 return "association";
 223         case CONNMAN_SERVICE_STATE_CONFIGURATION:
 224                 return "configuration";
 225         case CONNMAN_SERVICE_STATE_READY:
 226                 return "ready";
 227         case CONNMAN_SERVICE_STATE_ONLINE:
 228                 return "online";
 229         case CONNMAN_SERVICE_STATE_DISCONNECT:
 230                 return "disconnect";
 231         case CONNMAN_SERVICE_STATE_FAILURE:
 232                 return "failure";
 233         }
 234
 235         return NULL;
 236 }
 237
 238 static const char *error2string(enum connman_service_error error)
 239 {
 240         switch (error) {
 241         case CONNMAN_SERVICE_ERROR_UNKNOWN:
 242                 break;
 243         case CONNMAN_SERVICE_ERROR_OUT_OF_RANGE:
 244                 return "out-of-range";
 245         case CONNMAN_SERVICE_ERROR_PIN_MISSING:
 246                 return "pin-missing";
 247         case CONNMAN_SERVICE_ERROR_DHCP_FAILED:
 248                 return "dhcp-failed";
 249         case CONNMAN_SERVICE_ERROR_CONNECT_FAILED:
 250                 return "connect-failed";
 251         case CONNMAN_SERVICE_ERROR_LOGIN_FAILED:
 252                 return "login-failed";
 253         case CONNMAN_SERVICE_ERROR_AUTH_FAILED:
 254                 return "auth-failed";
 255         case CONNMAN_SERVICE_ERROR_INVALID_KEY:
 256                 return "invalid-key";
 257         }
 258
 259         return NULL;
 260 }
 261
 262 static enum connman_service_error string2error(const char *error)
 263 {
 264         if (g_strcmp0(error, "dhcp-failed") == 0)
 265                 return CONNMAN_SERVICE_ERROR_DHCP_FAILED;
 266         else if (g_strcmp0(error, "pin-missing") == 0)
 267                 return CONNMAN_SERVICE_ERROR_PIN_MISSING;
 268         else if (g_strcmp0(error, "invalid-key") == 0)
 269                 return CONNMAN_SERVICE_ERROR_INVALID_KEY;
 270
 271         return CONNMAN_SERVICE_ERROR_UNKNOWN;
 272 }
 273
 274 static const char *proxymethod2string(enum connman_service_proxy_method method)
 275 {
 276         switch (method) {
 277         case CONNMAN_SERVICE_PROXY_METHOD_DIRECT:
 278                 return "direct";
 279         case CONNMAN_SERVICE_PROXY_METHOD_MANUAL:
 280                 return "manual";
 281         case CONNMAN_SERVICE_PROXY_METHOD_AUTO:
 282                 return "auto";
 283         case CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN:
 284                 break;
 285         }
 286
 287         return NULL;
 288 }
 289
 290 static enum connman_service_proxy_method string2proxymethod(const char *method)
 291 {
 292         if (g_strcmp0(method, "direct") == 0)
 293                 return CONNMAN_SERVICE_PROXY_METHOD_DIRECT;
 294         else if (g_strcmp0(method, "auto") == 0)
 295                 return CONNMAN_SERVICE_PROXY_METHOD_AUTO;
 296         else if (g_strcmp0(method, "manual") == 0)
 297                 return CONNMAN_SERVICE_PROXY_METHOD_MANUAL;
 298         else
 299                 return CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN;
 300 }
 301
 302 static int service_load(struct connman_service *service)
 303 {
 304         GKeyFile *keyfile;
 305         GError *error = NULL;
 306         gsize length;
 307         gchar *str;
 308         connman_bool_t autoconnect;
 309         unsigned int ssid_len;
 310         int err = 0;
 311
 312         DBG("service %p", service);
 313
 314         keyfile = connman_storage_load_service(service->identifier);
 315         if (keyfile == NULL)
 316                 return -EIO;
 317
 318         switch (service->type) {
 319         case CONNMAN_SERVICE_TYPE_UNKNOWN:
 320         case CONNMAN_SERVICE_TYPE_SYSTEM:
 321         case CONNMAN_SERVICE_TYPE_ETHERNET:
 322         case CONNMAN_SERVICE_TYPE_GPS:
 323         case CONNMAN_SERVICE_TYPE_VPN:
 324         case CONNMAN_SERVICE_TYPE_GADGET:
 325                 break;
 326         case CONNMAN_SERVICE_TYPE_WIFI:
 327                 if (service->name == NULL) {
 328                         gchar *name;
 329
 330                         name = g_key_file_get_string(keyfile,
 331                                         service->identifier, "Name", NULL);
 332                         if (name != NULL) {
 333                                 g_free(service->name);
 334                                 service->name = name;
 335                         }
 336
 337                         if (service->network != NULL)
 338                                 connman_network_set_name(service->network,
 339                                                                         name);
 340                 }
 341
 342                 if (service->network &&
 343                                 connman_network_get_blob(service->network,
 344                                         "WiFi.SSID", &ssid_len) == NULL) {
 345                         gchar *hex_ssid;
 346
 347                         hex_ssid = g_key_file_get_string(keyfile,
 348                                                         service->identifier,
 349                                                                 "SSID", NULL);
 350
 351                         if (hex_ssid != NULL) {
 352                                 gchar *ssid;
 353                                 unsigned int i, j = 0, hex;
 354                                 size_t hex_ssid_len = strlen(hex_ssid);
 355
 356                                 ssid = g_try_malloc0(hex_ssid_len / 2);
 357                                 if (ssid == NULL) {
 358                                         g_free(hex_ssid);
 359                                         err = -ENOMEM;
 360                                         goto done;
 361                                 }
 362
 363                                 for (i = 0; i < hex_ssid_len; i += 2) {
 364                                         sscanf(hex_ssid + i, "%02x", &hex);
 365                                         ssid[j++] = hex;
 366                                 }
 367
 368                                 connman_network_set_blob(service->network,
 369                                         "WiFi.SSID", ssid, hex_ssid_len / 2);
 370                         }
 371
 372                         g_free(hex_ssid);
 373                 }
 374                 /* fall through */
 375
 376         case CONNMAN_SERVICE_TYPE_WIMAX:
 377         case CONNMAN_SERVICE_TYPE_BLUETOOTH:
 378         case CONNMAN_SERVICE_TYPE_CELLULAR:
 379                 service->favorite = g_key_file_get_boolean(keyfile,
 380                                 service->identifier, "Favorite", NULL);
 381
 382                 autoconnect = g_key_file_get_boolean(keyfile,
 383                                 service->identifier, "AutoConnect", &error);
 384                 if (error == NULL)
 385                         service->autoconnect = autoconnect;
 386                 g_clear_error(&error);
 387
 388                 str = g_key_file_get_string(keyfile,
 389                                 service->identifier, "Failure", NULL);
 390                 if (str != NULL) {
 391                         if (service->favorite == FALSE)
 392                                 service->state_ipv4 = service->state_ipv6 =
 393                                         CONNMAN_SERVICE_STATE_FAILURE;
 394                         service->error = string2error(str);
 395                         g_free(str);
 396                 }
 397                 break;
 398         }
 399
 400         str = g_key_file_get_string(keyfile,
 401                                 service->identifier, "Modified", NULL);
 402         if (str != NULL) {
 403                 g_time_val_from_iso8601(str, &service->modified);
 404                 g_free(str);
 405         }
 406
 407         str = g_key_file_get_string(keyfile,
 408                                 service->identifier, "Passphrase", NULL);
 409         if (str != NULL) {
 410                 g_free(service->passphrase);
 411                 service->passphrase = str;
 412         }
 413
 414         if (service->ipconfig_ipv4 != NULL)
 415                 __connman_ipconfig_load(service->ipconfig_ipv4, keyfile,
 416                                         service->identifier, "IPv4.");
 417
 418         if (service->ipconfig_ipv6 != NULL)
 419                 __connman_ipconfig_load(service->ipconfig_ipv6, keyfile,
 420                                         service->identifier, "IPv6.");
 421
 422         service->nameservers_config = g_key_file_get_string_list(keyfile,
 423                         service->identifier, "Nameservers", &length, NULL);
 424         if (service->nameservers_config != NULL && length == 0) {
 425                 g_strfreev(service->nameservers_config);
 426                 service->nameservers_config = NULL;
 427         }
 428
 429         service->domains = g_key_file_get_string_list(keyfile,
 430                         service->identifier, "Domains", &length, NULL);
 431         if (service->domains != NULL && length == 0) {
 432                 g_strfreev(service->domains);
 433                 service->domains = NULL;
 434         }
 435
 436         str = g_key_file_get_string(keyfile,
 437                                 service->identifier, "Proxy.Method", NULL);
 438         if (str != NULL)
 439                 service->proxy_config = string2proxymethod(str);
 440
 441         g_free(str);
 442
 443         service->proxies = g_key_file_get_string_list(keyfile,
 444                         service->identifier, "Proxy.Servers", &length, NULL);
 445         if (service->proxies != NULL && length == 0) {
 446                 g_strfreev(service->proxies);
 447                 service->proxies = NULL;
 448         }
 449
 450         service->excludes = g_key_file_get_string_list(keyfile,
 451                         service->identifier, "Proxy.Excludes", &length, NULL);
 452         if (service->excludes != NULL && length == 0) {
 453                 g_strfreev(service->excludes);
 454                 service->excludes = NULL;
 455         }
 456
 457         str = g_key_file_get_string(keyfile,
 458                                 service->identifier, "Proxy.URL", NULL);
 459         if (str != NULL) {
 460                 g_free(service->pac);
 461                 service->pac = str;
 462         }
 463
 464 done:
 465         g_key_file_free(keyfile);
 466
 467         return err;
 468 }
 469
 470 static int service_save(struct connman_service *service)
 471 {
 472         GKeyFile *keyfile;
 473         gchar *str;
 474         guint freq;
 475         const char *cst_str = NULL;
 476         int err = 0;
 477
 478         DBG("service %p", service);
 479
 480         keyfile = __connman_storage_open_service(service->identifier);
 481         if (keyfile == NULL)
 482                 return -EIO;
 483
 484         if (service->name != NULL)
 485                 g_key_file_set_string(keyfile, service->identifier,
 486                                                 "Name", service->name);
 487
 488         switch (service->type) {
 489         case CONNMAN_SERVICE_TYPE_UNKNOWN:
 490         case CONNMAN_SERVICE_TYPE_SYSTEM:
 491         case CONNMAN_SERVICE_TYPE_ETHERNET:
 492         case CONNMAN_SERVICE_TYPE_GPS:
 493         case CONNMAN_SERVICE_TYPE_VPN:
 494         case CONNMAN_SERVICE_TYPE_GADGET:
 495                 break;
 496         case CONNMAN_SERVICE_TYPE_WIFI:
 497                 if (service->network) {
 498                         const unsigned char *ssid;
 499                         unsigned int ssid_len = 0;
 500
 501                         ssid = connman_network_get_blob(service->network,
 502                                                         "WiFi.SSID", &ssid_len);
 503
 504                         if (ssid != NULL && ssid_len > 0 && ssid[0] != '\0') {
 505                                 char *identifier = service->identifier;
 506                                 GString *str;
 507                                 unsigned int i;
 508
 509                                 str = g_string_sized_new(ssid_len * 2);
 510                                 if (str == NULL) {
 511                                         err = -ENOMEM;
 512                                         goto done;
 513                                 }
 514
 515                                 for (i = 0; i < ssid_len; i++)
 516                                         g_string_append_printf(str,
 517                                                         "%02x", ssid[i]);
 518
 519                                 g_key_file_set_string(keyfile, identifier,
 520                                                         "SSID", str->str);
 521
 522                                 g_string_free(str, TRUE);
 523                         }
 524
 525                         freq = connman_network_get_frequency(service->network);
 526                         g_key_file_set_integer(keyfile, service->identifier,
 527                                                 "Frequency", freq);
 528                 }
 529                 /* fall through */
 530
 531         case CONNMAN_SERVICE_TYPE_WIMAX:
 532         case CONNMAN_SERVICE_TYPE_BLUETOOTH:
 533         case CONNMAN_SERVICE_TYPE_CELLULAR:
 534                 g_key_file_set_boolean(keyfile, service->identifier,
 535                                         "Favorite", service->favorite);
 536
 537                 if (service->favorite == TRUE)
 538                         g_key_file_set_boolean(keyfile, service->identifier,
 539                                         "AutoConnect", service->autoconnect);
 540
 541                 if (service->state_ipv4 == CONNMAN_SERVICE_STATE_FAILURE ||
 542                         service->state_ipv6 == CONNMAN_SERVICE_STATE_FAILURE) {
 543                         const char *failure = error2string(service->error);
 544                         if (failure != NULL)
 545                                 g_key_file_set_string(keyfile,
 546                                                         service->identifier,
 547                                                         "Failure", failure);
 548                 } else {
 549                         g_key_file_remove_key(keyfile, service->identifier,
 550                                                         "Failure", NULL);
 551                 }
 552                 break;
 553         }
 554
 555         str = g_time_val_to_iso8601(&service->modified);
 556         if (str != NULL) {
 557                 g_key_file_set_string(keyfile, service->identifier,
 558                                                         "Modified", str);
 559                 g_free(str);
 560         }
 561
 562         if (service->passphrase != NULL && strlen(service->passphrase) > 0)
 563                 g_key_file_set_string(keyfile, service->identifier,
 564                                         "Passphrase", service->passphrase);
 565         else
 566                 g_key_file_remove_key(keyfile, service->identifier,
 567                                                         "Passphrase", NULL);
 568
 569         if (service->ipconfig_ipv4 != NULL)
 570                 __connman_ipconfig_save(service->ipconfig_ipv4, keyfile,
 571                                         service->identifier, "IPv4.");
 572
 573         if (service->ipconfig_ipv6 != NULL)
 574                 __connman_ipconfig_save(service->ipconfig_ipv6, keyfile,
 575                                                 service->identifier, "IPv6.");
 576
 577         if (service->nameservers_config != NULL) {
 578                 guint len = g_strv_length(service->nameservers_config);
 579
 580                 g_key_file_set_string_list(keyfile, service->identifier,
 581                                                                 "Nameservers",
 582                                 (const gchar **) service->nameservers_config, len);
 583         } else
 584         g_key_file_remove_key(keyfile, service->identifier,
 585                                                         "Nameservers", NULL);
 586
 587         if (service->domains != NULL) {
 588                 guint len = g_strv_length(service->domains);
 589
 590                 g_key_file_set_string_list(keyfile, service->identifier,
 591                                                                 "Domains",
 592                                 (const gchar **) service->domains, len);
 593         } else
 594                 g_key_file_remove_key(keyfile, service->identifier,
 595                                                         "Domains", NULL);
 596
 597         cst_str = proxymethod2string(service->proxy_config);
 598         if (cst_str != NULL)
 599                 g_key_file_set_string(keyfile, service->identifier,
 600                                 "Proxy.Method", cst_str);
 601
 602         if (service->proxies != NULL) {
 603                 guint len = g_strv_length(service->proxies);
 604
 605                 g_key_file_set_string_list(keyfile, service->identifier,
 606                                 "Proxy.Servers",
 607                                 (const gchar **) service->proxies, len);
 608         } else
 609                 g_key_file_remove_key(keyfile, service->identifier,
 610                                                 "Proxy.Servers", NULL);
 611
 612         if (service->excludes != NULL) {
 613                 guint len = g_strv_length(service->excludes);
 614
 615                 g_key_file_set_string_list(keyfile, service->identifier,
 616                                 "Proxy.Excludes",
 617                                 (const gchar **) service->excludes, len);
 618         } else
 619                 g_key_file_remove_key(keyfile, service->identifier,
 620                                                 "Proxy.Excludes", NULL);
 621
 622         if (service->pac != NULL && strlen(service->pac) > 0)
 623                 g_key_file_set_string(keyfile, service->identifier,
 624                                         "Proxy.URL", service->pac);
 625         else
 626                 g_key_file_remove_key(keyfile, service->identifier,
 627                                                         "Proxy.URL", NULL);
 628
 629 done:
 630         __connman_storage_save_service(keyfile, service->identifier);
 631
 632         g_key_file_free(keyfile);
 633
 634         return err;
 635 }
 636
 637 static guint changed_timeout = 0;
 638
 639 static gboolean notify_services_changed(gpointer user_data)
 640 {
 641         changed_timeout = 0;
 642
 643         connman_dbus_property_changed_array(CONNMAN_MANAGER_PATH,
 644                                 CONNMAN_MANAGER_INTERFACE, "Services",
 645                                 DBUS_TYPE_OBJECT_PATH, __connman_service_list,
 646                                 NULL);
 647
 648         return FALSE;
 649 }
 650
 651 static void services_changed(gboolean delayed)
 652 {
 653         DBG("");
 654
 655         if (changed_timeout > 0) {
 656                 g_source_remove(changed_timeout);
 657                 changed_timeout = 0;
 658         }
 659
 660         if (__connman_connection_update_gateway() == TRUE) {
 661                 notify_services_changed(NULL);
 662                 return;
 663         }
 664
 665         if (delayed == FALSE) {
 666                 notify_services_changed(NULL);
 667                 return;
 668         }
 669
 670         changed_timeout = g_timeout_add_seconds(1, notify_services_changed,
 671                                                                  NULL);
 672 }
 673
 674 static enum connman_service_state combine_state(
 675                                         enum connman_service_state state_a,
 676                                         enum connman_service_state state_b)
 677 {
 678         enum connman_service_state result;
 679
 680         if (state_a == state_b) {
 681                 result = state_a;
 682                 goto done;
 683         }
 684
 685         if (state_a == CONNMAN_SERVICE_STATE_UNKNOWN) {
 686                 result = state_b;
 687                 goto done;
 688         }
 689
 690         if (state_b == CONNMAN_SERVICE_STATE_UNKNOWN) {
 691                 result = state_a;
 692                 goto done;
 693         }
 694
 695         if (state_a == CONNMAN_SERVICE_STATE_IDLE) {
 696                 result = state_b;
 697                 goto done;
 698         }
 699
 700         if (state_b == CONNMAN_SERVICE_STATE_IDLE) {
 701                 result = state_a;
 702                 goto done;
 703         }
 704
 705         if (state_a == CONNMAN_SERVICE_STATE_ONLINE) {
 706                 result = state_a;
 707                 goto done;
 708         }
 709
 710         if (state_b == CONNMAN_SERVICE_STATE_ONLINE) {
 711                 result = state_b;
 712                 goto done;
 713         }
 714
 715         if (state_a == CONNMAN_SERVICE_STATE_READY) {
 716                 result = state_a;
 717                 goto done;
 718         }
 719
 720         if (state_b == CONNMAN_SERVICE_STATE_READY) {
 721                 result = state_b;
 722                 goto done;
 723         }
 724
 725         if (state_a == CONNMAN_SERVICE_STATE_CONFIGURATION) {
 726                 result = state_a;
 727                 goto done;
 728         }
 729
 730         if (state_b == CONNMAN_SERVICE_STATE_CONFIGURATION) {
 731                 result = state_b;
 732                 goto done;
 733         }
 734
 735         if (state_a == CONNMAN_SERVICE_STATE_ASSOCIATION) {
 736                 result = state_a;
 737                 goto done;
 738         }
 739
 740         if (state_b == CONNMAN_SERVICE_STATE_ASSOCIATION) {
 741                 result = state_b;
 742                 goto done;
 743         }
 744
 745         if (state_a == CONNMAN_SERVICE_STATE_DISCONNECT) {
 746                 result = state_a;
 747                 goto done;
 748         }
 749
 750         if (state_b == CONNMAN_SERVICE_STATE_DISCONNECT) {
 751                 result = state_b;
 752                 goto done;
 753         }
 754
 755         result = CONNMAN_SERVICE_STATE_FAILURE;
 756
 757 done:
 758         return result;
 759 }
 760
 761 static connman_bool_t is_connecting_state(struct connman_service *service,
 762                                         enum connman_service_state state)
 763 {
 764         switch (state) {
 765         case CONNMAN_SERVICE_STATE_UNKNOWN:
 766         case CONNMAN_SERVICE_STATE_IDLE:
 767         case CONNMAN_SERVICE_STATE_FAILURE:
 768                 if (service->network != NULL)
 769                         return connman_network_get_connecting(service->network);
 770         case CONNMAN_SERVICE_STATE_DISCONNECT:
 771         case CONNMAN_SERVICE_STATE_READY:
 772         case CONNMAN_SERVICE_STATE_ONLINE:
 773                 break;
 774         case CONNMAN_SERVICE_STATE_ASSOCIATION:
 775         case CONNMAN_SERVICE_STATE_CONFIGURATION:
 776                 return TRUE;
 777         }
 778
 779         return FALSE;
 780 }
 781
 782 static connman_bool_t is_connected_state(const struct connman_service *service,
 783                                         enum connman_service_state state)
 784 {
 785         switch (state) {
 786         case CONNMAN_SERVICE_STATE_UNKNOWN:
 787         case CONNMAN_SERVICE_STATE_IDLE:
 788         case CONNMAN_SERVICE_STATE_ASSOCIATION:
 789         case CONNMAN_SERVICE_STATE_CONFIGURATION:
 790         case CONNMAN_SERVICE_STATE_DISCONNECT:
 791         case CONNMAN_SERVICE_STATE_FAILURE:
 792                 break;
 793         case CONNMAN_SERVICE_STATE_READY:
 794         case CONNMAN_SERVICE_STATE_ONLINE:
 795                 return TRUE;
 796         }
 797
 798         return FALSE;
 799 }
 800
 801 static connman_bool_t is_connecting(struct connman_service *service)
 802 {
 803         return is_connecting_state(service, service->state);
 804 }
 805
 806 static connman_bool_t is_connected(struct connman_service *service)
 807 {
 808         return is_connected_state(service, service->state);
 809 }
 810
 811 static void update_nameservers(struct connman_service *service)
 812 {
 813         const char *ifname;
 814
 815         if (service->ipconfig_ipv4)
 816                 ifname = connman_ipconfig_get_ifname(service->ipconfig_ipv4);
 817         else if (service->ipconfig_ipv6)
 818                 ifname = connman_ipconfig_get_ifname(service->ipconfig_ipv6);
 819         else
 820                 ifname = NULL;
 821
 822         if (ifname == NULL)
 823                 return;
 824
 825         switch (combine_state(service->state_ipv4, service->state_ipv6)) {
 826         case CONNMAN_SERVICE_STATE_UNKNOWN:
 827         case CONNMAN_SERVICE_STATE_IDLE:
 828         case CONNMAN_SERVICE_STATE_ASSOCIATION:
 829         case CONNMAN_SERVICE_STATE_CONFIGURATION:
 830                 return;
 831         case CONNMAN_SERVICE_STATE_FAILURE:
 832         case CONNMAN_SERVICE_STATE_DISCONNECT:
 833                 connman_resolver_remove_all(ifname);
 834                 return;
 835         case CONNMAN_SERVICE_STATE_READY:
 836         case CONNMAN_SERVICE_STATE_ONLINE:
 837                 break;
 838         }
 839
 840         if (service->nameservers_config != NULL) {
 841                 int i;
 842
 843                 for (i = 0; service->nameservers_config[i] != NULL; i++) {
 844                         connman_resolver_append(ifname, NULL,
 845                                                 service->nameservers_config[i]);
 846                 }
 847         } else if (service->nameservers != NULL) {
 848                 int i;
 849
 850                 for (i = 0; service->nameservers[i] != NULL; i++) {
 851                         connman_resolver_append(ifname, NULL,
 852                                                 service->nameservers[i]);
 853                 }
 854         }
 855
 856         if (service->domains != NULL) {
 857                 int i;
 858
 859                 for (i = 0; service->domains[i]; i++)
 860                         connman_resolver_append(ifname, service->domains[i],
 861                                                 NULL);
 862         } else if (service->domainname != NULL)
 863                 connman_resolver_append(ifname, service->domainname, NULL);
 864
 865         connman_resolver_flush();
 866 }
 867
 868 /*
 869  * The is_auto variable is set to true when IPv6 autoconf nameservers are
 870  * inserted to resolver via netlink message (see rtnl.c:rtnl_newnduseropt()
 871  * for details) and not through service.c
 872  */
 873 int __connman_service_nameserver_append(struct connman_service *service,
 874                                 const char *nameserver, gboolean is_auto)
 875 {
 876         char **nameservers;
 877         int len, i;
 878
 879         DBG("service %p nameserver %s auto %d", service, nameserver, is_auto);
 880
 881         if (nameserver == NULL)
 882                 return -EINVAL;
 883
 884         if (is_auto == TRUE)
 885                 nameservers = service->nameservers_auto;
 886         else
 887                 nameservers = service->nameservers;
 888
 889         for (i = 0; nameservers != NULL && nameservers[i] != NULL; i++)
 890                 if (g_strcmp0(nameservers[i], nameserver) == 0)
 891                         return -EEXIST;
 892
 893         if (nameservers != NULL) {
 894                 len = g_strv_length(nameservers);
 895                 nameservers = g_try_renew(char *, nameservers, len + 2);
 896         } else {
 897                 len = 0;
 898                 nameservers = g_try_new0(char *, len + 2);
 899         }
 900
 901         if (nameservers == NULL)
 902                 return -ENOMEM;
 903
 904         nameservers[len] = g_strdup(nameserver);
 905         if (nameservers[len] == NULL)
 906                 return -ENOMEM;
 907
 908         nameservers[len + 1] = NULL;
 909
 910         if (is_auto == TRUE) {
 911                 service->nameservers_auto = nameservers;
 912         } else {
 913                 service->nameservers = nameservers;
 914                 update_nameservers(service);
 915         }
 916
 917         return 0;
 918 }
 919
 920 int __connman_service_nameserver_remove(struct connman_service *service,
 921                                 const char *nameserver, gboolean is_auto)
 922 {
 923         char **servers, **nameservers;
 924         gboolean found = FALSE;
 925         int len, i, j;
 926
 927         DBG("service %p nameserver %s auto %d", service, nameserver, is_auto);
 928
 929         if (nameserver == NULL)
 930                 return -EINVAL;
 931
 932         if (is_auto == TRUE)
 933                 nameservers = service->nameservers_auto;
 934         else
 935                 nameservers = service->nameservers;
 936
 937         if (nameservers == NULL)
 938                 return 0;
 939
 940         for (i = 0; nameservers != NULL && nameservers[i] != NULL; i++)
 941                 if (g_strcmp0(nameservers[i], nameserver) == 0) {
 942                         found = TRUE;
 943                         break;
 944                 }
 945
 946         if (found == FALSE)
 947                 return 0;
 948
 949         len = g_strv_length(nameservers);
 950
 951         if (len == 1) {
 952                 g_strfreev(nameservers);
 953                 if (is_auto == TRUE)
 954                         service->nameservers_auto = NULL;
 955                 else
 956                         service->nameservers = NULL;
 957
 958                 return 0;
 959         }
 960
 961         servers = g_try_new0(char *, len);
 962         if (servers == NULL)
 963                 return -ENOMEM;
 964
 965         for (i = 0, j = 0; i < len; i++) {
 966                 if (g_strcmp0(nameservers[i], nameserver) != 0) {
 967                         servers[j] = g_strdup(nameservers[i]);
 968                         if (servers[j] == NULL)
 969                                 return -ENOMEM;
 970                         j++;
 971                 }
 972         }
 973         servers[len - 1] = NULL;
 974
 975         g_strfreev(nameservers);
 976         nameservers = servers;
 977
 978         if (is_auto == TRUE) {
 979                 service->nameservers_auto = nameservers;
 980         } else {
 981                 service->nameservers = nameservers;
 982                 update_nameservers(service);
 983         }
 984
 985         return 0;
 986 }
 987
 988 void __connman_service_nameserver_clear(struct connman_service *service)
 989 {
 990         g_strfreev(service->nameservers);
 991         service->nameservers = NULL;
 992
 993         update_nameservers(service);
 994 }
 995
 996 static void nameserver_add_routes(int index, char **nameservers,
 997                                         const char *gw)
 998 {
 999         int i, ret, family;
1000         struct addrinfo hints;
1001         struct addrinfo *addr;
1002
1003         for (i = 0; nameservers[i] != NULL; i++) {
1004                 memset(&hints, 0, sizeof(struct addrinfo));
1005                 hints.ai_flags = AI_NUMERICHOST;
1006                 addr = NULL;
1007
1008                 ret = getaddrinfo(nameservers[i], NULL, &hints, &addr);
1009                 if (ret == EAI_NONAME)
1010                         family = AF_INET; /* use the IPv4 as a default */
1011                 else if (ret != 0)
1012                         continue;
1013                 else
1014                         family = addr->ai_family;
1015
1016                 if (family == AF_INET) {
1017                         if (connman_inet_compare_subnet(index,
1018                                                 nameservers[i]) != TRUE)
1019                                 connman_inet_add_host_route(index,
1020                                                         nameservers[i], gw);
1021                 } else if (family == AF_INET6)
1022                         connman_inet_add_ipv6_host_route(index,
1023                                                         nameservers[i], gw);
1024
1025                 freeaddrinfo(addr);
1026         }
1027 }
1028
1029 static void nameserver_del_routes(int index, char **nameservers)
1030 {
1031         int i, ret, family;
1032         struct addrinfo hints;
1033         struct addrinfo *addr;
1034
1035         for (i = 0; nameservers[i] != NULL; i++) {
1036                 memset(&hints, 0, sizeof(struct addrinfo));
1037                 hints.ai_flags = AI_NUMERICHOST;
1038                 addr = NULL;
1039
1040                 ret = getaddrinfo(nameservers[i], NULL, &hints, &addr);
1041                 if (ret == EAI_NONAME)
1042                         family = AF_INET; /* use the IPv4 as a default */
1043                 else if (ret != 0)
1044                         continue;
1045                 else
1046                         family = addr->ai_family;
1047
1048                 if (family == AF_INET)
1049                         connman_inet_del_host_route(index, nameservers[i]);
1050                 else if (family == AF_INET6)
1051                         connman_inet_del_ipv6_host_route(index,
1052                                                         nameservers[i]);
1053
1054                 freeaddrinfo(addr);
1055         }
1056 }
1057
1058 void __connman_service_nameserver_add_routes(struct connman_service *service,
1059                                                 const char *gw)
1060 {
1061         int index = -1;
1062
1063         if (service == NULL)
1064                 return;
1065
1066         if (service->network != NULL)
1067                 index = connman_network_get_index(service->network);
1068         else if (service->provider != NULL)
1069                 index = connman_provider_get_index(service->provider);
1070
1071         if (service->nameservers_config != NULL) {
1072                 /*
1073                  * Configured nameserver takes preference over the
1074                  * discoverd nameserver gathered from DHCP, VPN, etc.
1075                  */
1076                 nameserver_add_routes(index, service->nameservers_config, gw);
1077         } else if (service->nameservers != NULL) {
1078                 /*
1079                  * We add nameservers host routes for nameservers that
1080                  * are not on our subnet. For those who are, the subnet
1081                  * route will be installed by the time the dns proxy code
1082                  * tries to reach them. The subnet route is installed
1083                  * when setting the interface IP address.
1084                  */
1085                 nameserver_add_routes(index, service->nameservers, gw);
1086         }
1087 }
1088
1089 void __connman_service_nameserver_del_routes(struct connman_service *service)
1090 {
1091         int index = -1;
1092
1093         if (service == NULL)
1094                 return;
1095
1096         if (service->network != NULL)
1097                 index = connman_network_get_index(service->network);
1098         else if (service->provider != NULL)
1099                 index = connman_provider_get_index(service->provider);
1100
1101         if (service->nameservers_config != NULL)
1102                 nameserver_del_routes(index, service->nameservers_config);
1103         else if (service->nameservers != NULL)
1104                 nameserver_del_routes(index, service->nameservers);
1105 }
1106
1107 static struct connman_stats *stats_get(struct connman_service *service)
1108 {
1109         if (service->roaming == TRUE)
1110                 return &service->stats_roaming;
1111         else
1112                 return &service->stats;
1113 }
1114
1115 static connman_bool_t stats_enabled(struct connman_service *service)
1116 {
1117         struct connman_stats *stats = stats_get(service);
1118
1119         return stats->enabled;
1120 }
1121
1122 static void stats_start(struct connman_service *service)
1123 {
1124         struct connman_stats *stats = stats_get(service);
1125
1126         DBG("service %p", service);
1127
1128         if (stats->timer == NULL)
1129                 return;
1130
1131         stats->enabled = TRUE;
1132         stats->data_last.time = stats->data.time;
1133
1134         g_timer_start(stats->timer);
1135 }
1136
1137 static void stats_stop(struct connman_service *service)
1138 {
1139         struct connman_stats *stats = stats_get(service);
1140         unsigned int seconds;
1141
1142         DBG("service %p", service);
1143
1144         if (stats->timer == NULL)
1145                 return;
1146
1147         if (stats->enabled == FALSE)
1148                 return;
1149
1150         g_timer_stop(stats->timer);
1151
1152         seconds = g_timer_elapsed(stats->timer, NULL);
1153         stats->data.time = stats->data_last.time + seconds;
1154
1155         stats->enabled = FALSE;
1156 }
1157
1158 static void reset_stats(struct connman_service *service)
1159 {
1160         DBG("service %p", service);
1161
1162         /* home */
1163         service->stats.valid = FALSE;
1164
1165         service->stats.data.rx_packets = 0;
1166         service->stats.data.tx_packets = 0;
1167         service->stats.data.rx_bytes = 0;
1168         service->stats.data.tx_bytes = 0;
1169         service->stats.data.rx_errors = 0;
1170         service->stats.data.tx_errors = 0;
1171         service->stats.data.rx_dropped = 0;
1172         service->stats.data.tx_dropped = 0;
1173         service->stats.data.time = 0;
1174         service->stats.data_last.time = 0;
1175
1176         g_timer_reset(service->stats.timer);
1177
1178         /* roaming */
1179         service->stats_roaming.valid = FALSE;
1180
1181         service->stats_roaming.data.rx_packets = 0;
1182         service->stats_roaming.data.tx_packets = 0;
1183         service->stats_roaming.data.rx_bytes = 0;
1184         service->stats_roaming.data.tx_bytes = 0;
1185         service->stats_roaming.data.rx_errors = 0;
1186         service->stats_roaming.data.tx_errors = 0;
1187         service->stats_roaming.data.rx_dropped = 0;
1188         service->stats_roaming.data.tx_dropped = 0;
1189         service->stats_roaming.data.time = 0;
1190         service->stats_roaming.data_last.time = 0;
1191
1192         g_timer_reset(service->stats_roaming.timer);
1193 }
1194
1195 static struct connman_service *get_default(void)
1196 {
1197         struct connman_service *service;
1198         GSequenceIter *iter;
1199
1200         iter = g_sequence_get_begin_iter(service_list);
1201
1202         if (g_sequence_iter_is_end(iter) == TRUE)
1203                 return NULL;
1204
1205         service = g_sequence_get(iter);
1206
1207         if (is_connected(service) == FALSE)
1208                 return NULL;
1209
1210         return service;
1211 }
1212
1213 static void default_changed(void)
1214 {
1215         struct connman_service *service = get_default();
1216
1217         __connman_notifier_default_changed(service);
1218 }
1219
1220 const char *__connman_service_default(void)
1221 {
1222         struct connman_service *service;
1223
1224         service = get_default();
1225         if (service == NULL)
1226                 return "";
1227
1228         return __connman_service_type2string(service->type);
1229 }
1230
1231 static void state_changed(struct connman_service *service)
1232 {
1233         const char *str;
1234
1235         __connman_notifier_service_state_changed(service, service->state);
1236
1237         str = state2string(service->state);
1238         if (str == NULL)
1239                 return;
1240
1241         connman_dbus_property_changed_basic(service->path,
1242                                 CONNMAN_SERVICE_INTERFACE, "State",
1243                                                 DBUS_TYPE_STRING, &str);
1244 }
1245
1246 static void strength_changed(struct connman_service *service)
1247 {
1248         if (service->strength == 0)
1249                 return;
1250
1251         connman_dbus_property_changed_basic(service->path,
1252                                 CONNMAN_SERVICE_INTERFACE, "Strength",
1253                                         DBUS_TYPE_BYTE, &service->strength);
1254 }
1255
1256 static void favorite_changed(struct connman_service *service)
1257 {
1258         if (service->path == NULL)
1259                 return;
1260
1261         connman_dbus_property_changed_basic(service->path,
1262                                 CONNMAN_SERVICE_INTERFACE, "Favorite",
1263                                         DBUS_TYPE_BOOLEAN, &service->favorite);
1264 }
1265
1266 static void immutable_changed(struct connman_service *service)
1267 {
1268         if (service->path == NULL)
1269                 return;
1270
1271         connman_dbus_property_changed_basic(service->path,
1272                                 CONNMAN_SERVICE_INTERFACE, "Immutable",
1273                                         DBUS_TYPE_BOOLEAN, &service->immutable);
1274 }
1275
1276 static void roaming_changed(struct connman_service *service)
1277 {
1278         if (service->path == NULL)
1279                 return;
1280
1281         connman_dbus_property_changed_basic(service->path,
1282                                 CONNMAN_SERVICE_INTERFACE, "Roaming",
1283                                         DBUS_TYPE_BOOLEAN, &service->roaming);
1284 }
1285
1286 static void autoconnect_changed(struct connman_service *service)
1287 {
1288         if (service->path == NULL)
1289                 return;
1290
1291         connman_dbus_property_changed_basic(service->path,
1292                                 CONNMAN_SERVICE_INTERFACE, "AutoConnect",
1293                                 DBUS_TYPE_BOOLEAN, &service->autoconnect);
1294 }
1295
1296 static void passphrase_changed(struct connman_service *service)
1297 {
1298         dbus_bool_t required;
1299
1300         switch (service->type) {
1301         case CONNMAN_SERVICE_TYPE_UNKNOWN:
1302         case CONNMAN_SERVICE_TYPE_SYSTEM:
1303         case CONNMAN_SERVICE_TYPE_ETHERNET:
1304         case CONNMAN_SERVICE_TYPE_WIMAX:
1305         case CONNMAN_SERVICE_TYPE_BLUETOOTH:
1306         case CONNMAN_SERVICE_TYPE_CELLULAR:
1307         case CONNMAN_SERVICE_TYPE_GPS:
1308         case CONNMAN_SERVICE_TYPE_VPN:
1309         case CONNMAN_SERVICE_TYPE_GADGET:
1310                 return;
1311         case CONNMAN_SERVICE_TYPE_WIFI:
1312                 required = FALSE;
1313
1314                 switch (service->security) {
1315                 case CONNMAN_SERVICE_SECURITY_UNKNOWN:
1316                 case CONNMAN_SERVICE_SECURITY_NONE:
1317                         break;
1318                 case CONNMAN_SERVICE_SECURITY_WEP:
1319                 case CONNMAN_SERVICE_SECURITY_PSK:
1320                 case CONNMAN_SERVICE_SECURITY_WPA:
1321                 case CONNMAN_SERVICE_SECURITY_RSN:
1322                         if (service->passphrase == NULL)
1323                                 required = TRUE;
1324                         break;
1325                 case CONNMAN_SERVICE_SECURITY_8021X:
1326                         break;
1327                 }
1328                 break;
1329         }
1330
1331         connman_dbus_property_changed_basic(service->path,
1332                                 CONNMAN_SERVICE_INTERFACE, "PassphraseRequired",
1333                                                 DBUS_TYPE_BOOLEAN, &required);
1334 }
1335
1336 static void login_changed(struct connman_service *service)
1337 {
1338         dbus_bool_t required = service->login_required;
1339
1340         if (service->path == NULL)
1341                 return;
1342
1343         connman_dbus_property_changed_basic(service->path,
1344                                 CONNMAN_SERVICE_INTERFACE, "LoginRequired",
1345                                                 DBUS_TYPE_BOOLEAN, &required);
1346 }
1347
1348 static void append_security(DBusMessageIter *iter, void *user_data)
1349 {
1350         struct connman_service *service = user_data;
1351         const char *str;
1352
1353         str = security2string(service->security);
1354         if (str != NULL)
1355                 dbus_message_iter_append_basic(iter,
1356                                 DBUS_TYPE_STRING, &str);
1357
1358         /*
1359          * Some access points incorrectly advertise WPS even when they
1360          * are configured as open or no security, so filter
1361          * appropriately.
1362          */
1363         if (service->wps == TRUE) {
1364                 switch (service->security) {
1365                 case CONNMAN_SERVICE_SECURITY_PSK:
1366                 case CONNMAN_SERVICE_SECURITY_WPA:
1367                 case CONNMAN_SERVICE_SECURITY_RSN:
1368                         str = "wps";
1369                         dbus_message_iter_append_basic(iter,
1370                                 DBUS_TYPE_STRING, &str);
1371                         break;
1372                 case CONNMAN_SERVICE_SECURITY_UNKNOWN:
1373                 case CONNMAN_SERVICE_SECURITY_NONE:
1374                 case CONNMAN_SERVICE_SECURITY_WEP:
1375                 case CONNMAN_SERVICE_SECURITY_8021X:
1376                         break;
1377                 }
1378         }
1379 }
1380
1381 static void append_ethernet(DBusMessageIter *iter, void *user_data)
1382 {
1383         struct connman_service *service = user_data;
1384
1385         if (service->ipconfig_ipv4 != NULL)
1386                 __connman_ipconfig_append_ethernet(service->ipconfig_ipv4,
1387                                                                         iter);
1388         else if (service->ipconfig_ipv6 != NULL)
1389                 __connman_ipconfig_append_ethernet(service->ipconfig_ipv6,
1390                                                                         iter);
1391 }
1392
1393 static void append_ipv4(DBusMessageIter *iter, void *user_data)
1394 {
1395         struct connman_service *service = user_data;
1396
1397         DBG("ipv4 %p state %s", service->ipconfig_ipv4,
1398                                 state2string(service->state_ipv4));
1399
1400         if (is_connected_state(service, service->state_ipv4) == FALSE)
1401                 return;
1402
1403         if (service->ipconfig_ipv4 != NULL)
1404                 __connman_ipconfig_append_ipv4(service->ipconfig_ipv4, iter);
1405 }
1406
1407 static void append_ipv6(DBusMessageIter *iter, void *user_data)
1408 {
1409         struct connman_service *service = user_data;
1410
1411         DBG("ipv6 %p state %s", service->ipconfig_ipv6,
1412                                 state2string(service->state_ipv6));
1413
1414         if (is_connected_state(service, service->state_ipv6) == FALSE)
1415                 return;
1416
1417         if (service->ipconfig_ipv6 != NULL)
1418                 __connman_ipconfig_append_ipv6(service->ipconfig_ipv6, iter,
1419                                                 service->ipconfig_ipv4);
1420 }
1421
1422 static void append_ipv4config(DBusMessageIter *iter, void *user_data)
1423 {
1424         struct connman_service *service = user_data;
1425
1426         if (service->ipconfig_ipv4 != NULL)
1427                 __connman_ipconfig_append_ipv4config(service->ipconfig_ipv4,
1428                                                         iter);
1429 }
1430
1431 static void append_ipv6config(DBusMessageIter *iter, void *user_data)
1432 {
1433         struct connman_service *service = user_data;
1434
1435         if (service->ipconfig_ipv6 != NULL)
1436                 __connman_ipconfig_append_ipv6config(service->ipconfig_ipv6,
1437                                                         iter);
1438 }
1439
1440 static void append_nameserver(DBusMessageIter *iter, char ***nameservers)
1441 {
1442         char **servers;
1443         int i;
1444
1445         servers = *nameservers;
1446
1447         for (i = 0; servers[i] != NULL; i++) {
1448                 dbus_message_iter_append_basic(iter,
1449                                         DBUS_TYPE_STRING, &servers[i]);
1450         }
1451 }
1452
1453 static void append_dns(DBusMessageIter *iter, void *user_data)
1454 {
1455         struct connman_service *service = user_data;
1456
1457         if (is_connected(service) == FALSE)
1458                 return;
1459
1460         if (service->nameservers_config != NULL) {
1461                 append_nameserver(iter, &service->nameservers_config);
1462                 return;
1463         } else {
1464                 if (service->nameservers != NULL)
1465                         append_nameserver(iter, &service->nameservers);
1466
1467                 if (service->nameservers_auto != NULL)
1468                         append_nameserver(iter, &service->nameservers_auto);
1469         }
1470 }
1471
1472 static void append_dnsconfig(DBusMessageIter *iter, void *user_data)
1473 {
1474         struct connman_service *service = user_data;
1475         int i;
1476
1477         if (service->nameservers_config == NULL)
1478                 return;
1479
1480         for (i = 0; service->nameservers_config[i]; i++) {
1481                 dbus_message_iter_append_basic(iter,
1482                                 DBUS_TYPE_STRING,
1483                                 &service->nameservers_config[i]);
1484         }
1485 }
1486
1487 static void append_domain(DBusMessageIter *iter, void *user_data)
1488 {
1489         struct connman_service *service = user_data;
1490
1491         if (is_connected(service) == FALSE &&
1492                                 is_connecting(service) == FALSE)
1493                 return;
1494
1495         if (service->domainname == NULL)
1496                 return;
1497
1498         dbus_message_iter_append_basic(iter,
1499                                 DBUS_TYPE_STRING, &service->domainname);
1500 }
1501
1502 static void append_domainconfig(DBusMessageIter *iter, void *user_data)
1503 {
1504         struct connman_service *service = user_data;
1505         int i;
1506
1507         if (service->domains == NULL)
1508                 return;
1509
1510         for (i = 0; service->domains[i]; i++)
1511                 dbus_message_iter_append_basic(iter,
1512                                 DBUS_TYPE_STRING, &service->domains[i]);
1513 }
1514
1515 static void append_proxies(DBusMessageIter *iter, void *user_data)
1516 {
1517         struct connman_service *service = user_data;
1518         int i;
1519
1520         if (service->proxies == NULL)
1521                 return;
1522
1523         for (i = 0; service->proxies[i]; i++)
1524                 dbus_message_iter_append_basic(iter,
1525                                 DBUS_TYPE_STRING, &service->proxies[i]);
1526 }
1527
1528 static void append_excludes(DBusMessageIter *iter, void *user_data)
1529 {
1530         struct connman_service *service = user_data;
1531         int i;
1532
1533         if (service->excludes == NULL)
1534                 return;
1535
1536         for (i = 0; service->excludes[i]; i++)
1537                 dbus_message_iter_append_basic(iter,
1538                                 DBUS_TYPE_STRING, &service->excludes[i]);
1539 }
1540
1541 static void append_proxy(DBusMessageIter *iter, void *user_data)
1542 {
1543         struct connman_service *service = user_data;
1544         enum connman_service_proxy_method proxy;
1545         const char *pac = NULL;
1546         const char *method = proxymethod2string(
1547                 CONNMAN_SERVICE_PROXY_METHOD_DIRECT);
1548
1549         DBG("");
1550
1551         if (is_connected(service) == FALSE)
1552                 return;
1553
1554         proxy = connman_service_get_proxy_method(service);
1555
1556         switch (proxy) {
1557         case CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN:
1558                 return;
1559         case CONNMAN_SERVICE_PROXY_METHOD_DIRECT:
1560                 goto done;
1561         case CONNMAN_SERVICE_PROXY_METHOD_MANUAL:
1562                 connman_dbus_dict_append_array(iter, "Servers",
1563                                         DBUS_TYPE_STRING, append_proxies,
1564                                         service);
1565
1566                 connman_dbus_dict_append_array(iter, "Excludes",
1567                                         DBUS_TYPE_STRING, append_excludes,
1568                                         service);
1569                 break;
1570         case CONNMAN_SERVICE_PROXY_METHOD_AUTO:
1571                 /* Maybe DHCP, or WPAD,  has provided an url for a pac file */
1572                 if (service->ipconfig_ipv4 != NULL)
1573                         pac = __connman_ipconfig_get_proxy_autoconfig(
1574                                 service->ipconfig_ipv4);
1575                 else if (service->ipconfig_ipv6 != NULL)
1576                         pac = __connman_ipconfig_get_proxy_autoconfig(
1577                                 service->ipconfig_ipv6);
1578
1579                 if (service->pac == NULL && pac == NULL)
1580                         goto done;
1581
1582                 if (service->pac != NULL)
1583                         pac = service->pac;
1584
1585                 connman_dbus_dict_append_basic(iter, "URL",
1586                                         DBUS_TYPE_STRING, &pac);
1587                 break;
1588         }
1589
1590         method = proxymethod2string(proxy);
1591
1592 done:
1593         connman_dbus_dict_append_basic(iter, "Method",
1594                                         DBUS_TYPE_STRING, &method);
1595 }
1596
1597 static void append_proxyconfig(DBusMessageIter *iter, void *user_data)
1598 {
1599         struct connman_service *service = user_data;
1600         const char *method;
1601
1602         if (service->proxy_config == CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN)
1603                 return;
1604
1605         switch (service->proxy_config) {
1606         case CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN:
1607                 return;
1608         case CONNMAN_SERVICE_PROXY_METHOD_DIRECT:
1609                 break;
1610         case CONNMAN_SERVICE_PROXY_METHOD_MANUAL:
1611                 if (service->proxies != NULL)
1612                         connman_dbus_dict_append_array(iter, "Servers",
1613                                                 DBUS_TYPE_STRING,
1614                                                 append_proxies, service);
1615
1616                 if (service->excludes != NULL)
1617                         connman_dbus_dict_append_array(iter, "Excludes",
1618                                                 DBUS_TYPE_STRING,
1619                                                 append_excludes, service);
1620                 break;
1621         case CONNMAN_SERVICE_PROXY_METHOD_AUTO:
1622                 if (service->pac != NULL)
1623                         connman_dbus_dict_append_basic(iter, "URL",
1624                                         DBUS_TYPE_STRING, &service->pac);
1625                 break;
1626         }
1627
1628         method = proxymethod2string(service->proxy_config);
1629
1630         connman_dbus_dict_append_basic(iter, "Method",
1631                                 DBUS_TYPE_STRING, &method);
1632 }
1633
1634 static void append_provider(DBusMessageIter *iter, void *user_data)
1635 {
1636         struct connman_service *service = user_data;
1637
1638         DBG("%p %p", service, service->provider);
1639
1640         if (is_connected(service) == FALSE)
1641                 return;
1642
1643         if (service->provider != NULL)
1644                 __connman_provider_append_properties(service->provider, iter);
1645 }
1646
1647
1648 static void settings_changed(struct connman_service *service,
1649                                 struct connman_ipconfig *ipconfig)
1650 {
1651         connman_dbus_property_changed_dict(service->path,
1652                                         CONNMAN_SERVICE_INTERFACE, "IPv4",
1653                                                         append_ipv4, service);
1654
1655         connman_dbus_property_changed_dict(service->path,
1656                                         CONNMAN_SERVICE_INTERFACE, "IPv6",
1657                                                         append_ipv6, service);
1658
1659         __connman_notifier_ipconfig_changed(service, ipconfig);
1660 }
1661
1662 static void ipv4_configuration_changed(struct connman_service *service)
1663 {
1664         connman_dbus_property_changed_dict(service->path,
1665                                         CONNMAN_SERVICE_INTERFACE,
1666                                                         "IPv4.Configuration",
1667                                                         append_ipv4config,
1668                                                         service);
1669 }
1670
1671 static void ipv6_configuration_changed(struct connman_service *service)
1672 {
1673         connman_dbus_property_changed_dict(service->path,
1674                                         CONNMAN_SERVICE_INTERFACE,
1675                                                         "IPv6.Configuration",
1676                                                         append_ipv6config,
1677                                                         service);
1678 }
1679
1680 static void dns_changed(struct connman_service *service)
1681 {
1682         connman_dbus_property_changed_array(service->path,
1683                                 CONNMAN_SERVICE_INTERFACE, "Nameservers",
1684                                         DBUS_TYPE_STRING, append_dns, service);
1685 }
1686
1687 static void dns_configuration_changed(struct connman_service *service)
1688 {
1689         connman_dbus_property_changed_array(service->path,
1690                                 CONNMAN_SERVICE_INTERFACE,
1691                                 "Nameservers.Configuration",
1692                                 DBUS_TYPE_STRING, append_dnsconfig, service);
1693
1694         dns_changed(service);
1695 }
1696
1697 static void domain_changed(struct connman_service *service)
1698 {
1699         connman_dbus_property_changed_array(service->path,
1700                                 CONNMAN_SERVICE_INTERFACE, "Domains",
1701                                 DBUS_TYPE_STRING, append_domain, service);
1702 }
1703
1704 static void domain_configuration_changed(struct connman_service *service)
1705 {
1706         connman_dbus_property_changed_array(service->path,
1707                                 CONNMAN_SERVICE_INTERFACE,
1708                                 "Domains.Configuration",
1709                                 DBUS_TYPE_STRING, append_domainconfig, service);
1710 }
1711
1712 static void proxy_changed(struct connman_service *service)
1713 {
1714         connman_dbus_property_changed_dict(service->path,
1715                                         CONNMAN_SERVICE_INTERFACE, "Proxy",
1716                                                         append_proxy, service);
1717 }
1718
1719 static void proxy_configuration_changed(struct connman_service *service)
1720 {
1721         connman_dbus_property_changed_dict(service->path,
1722                         CONNMAN_SERVICE_INTERFACE, "Proxy.Configuration",
1723                                                 append_proxyconfig, service);
1724
1725         proxy_changed(service);
1726 }
1727
1728 static void link_changed(struct connman_service *service)
1729 {
1730         connman_dbus_property_changed_dict(service->path,
1731                                         CONNMAN_SERVICE_INTERFACE, "Ethernet",
1732                                                 append_ethernet, service);
1733 }
1734
1735 static void stats_append_counters(DBusMessageIter *dict,
1736                         struct connman_stats_data *stats,
1737                         struct connman_stats_data *counters,
1738                         connman_bool_t append_all)
1739 {
1740         if (counters->rx_packets != stats->rx_packets || append_all) {
1741                 counters->rx_packets = stats->rx_packets;
1742                 connman_dbus_dict_append_basic(dict, "RX.Packets",
1743                                         DBUS_TYPE_UINT32, &stats->rx_packets);
1744         }
1745
1746         if (counters->tx_packets != stats->tx_packets || append_all) {
1747                 counters->tx_packets = stats->tx_packets;
1748                 connman_dbus_dict_append_basic(dict, "TX.Packets",
1749                                         DBUS_TYPE_UINT32, &stats->tx_packets);
1750         }
1751
1752         if (counters->rx_bytes != stats->rx_bytes || append_all) {
1753                 counters->rx_bytes = stats->rx_bytes;
1754                 connman_dbus_dict_append_basic(dict, "RX.Bytes",
1755                                         DBUS_TYPE_UINT32, &stats->rx_bytes);
1756         }
1757
1758         if (counters->tx_bytes != stats->tx_bytes || append_all) {
1759                 counters->tx_bytes = stats->tx_bytes;
1760                 connman_dbus_dict_append_basic(dict, "TX.Bytes",
1761                                         DBUS_TYPE_UINT32, &stats->tx_bytes);
1762         }
1763
1764         if (counters->rx_errors != stats->rx_errors || append_all) {
1765                 counters->rx_errors = stats->rx_errors;
1766                 connman_dbus_dict_append_basic(dict, "RX.Errors",
1767                                         DBUS_TYPE_UINT32, &stats->rx_errors);
1768         }
1769
1770         if (counters->tx_errors != stats->tx_errors || append_all) {
1771                 counters->tx_errors = stats->tx_errors;
1772                 connman_dbus_dict_append_basic(dict, "TX.Errors",
1773                                         DBUS_TYPE_UINT32, &stats->tx_errors);
1774         }
1775
1776         if (counters->rx_dropped != stats->rx_dropped || append_all) {
1777                 counters->rx_dropped = stats->rx_dropped;
1778                 connman_dbus_dict_append_basic(dict, "RX.Dropped",
1779                                         DBUS_TYPE_UINT32, &stats->rx_dropped);
1780         }
1781
1782         if (counters->tx_dropped != stats->tx_dropped || append_all) {
1783                 counters->tx_dropped = stats->tx_dropped;
1784                 connman_dbus_dict_append_basic(dict, "TX.Dropped",
1785                                         DBUS_TYPE_UINT32, &stats->tx_dropped);
1786         }
1787
1788         if (counters->time != stats->time || append_all) {
1789                 counters->time = stats->time;
1790                 connman_dbus_dict_append_basic(dict, "Time",
1791                                         DBUS_TYPE_UINT32, &stats->time);
1792         }
1793 }
1794
1795 static void stats_append(struct connman_service *service,
1796                                 const char *counter,
1797                                 struct connman_stats_counter *counters,
1798                                 connman_bool_t append_all)
1799 {
1800         DBusMessageIter array, dict;
1801         DBusMessage *msg;
1802
1803         DBG("service %p counter %s", service, counter);
1804
1805         msg = dbus_message_new(DBUS_MESSAGE_TYPE_METHOD_CALL);
1806         if (msg == NULL)
1807                 return;
1808
1809         dbus_message_append_args(msg, DBUS_TYPE_OBJECT_PATH,
1810                                 &service->path, DBUS_TYPE_INVALID);
1811
1812         dbus_message_iter_init_append(msg, &array);
1813
1814         /* home counter */
1815         connman_dbus_dict_open(&array, &dict);
1816
1817         stats_append_counters(&dict, &service->stats.data,
1818                                 &counters->stats.data, append_all);
1819
1820         connman_dbus_dict_close(&array, &dict);
1821
1822         /* roaming counter */
1823         connman_dbus_dict_open(&array, &dict);
1824
1825         stats_append_counters(&dict, &service->stats_roaming.data,
1826                                 &counters->stats_roaming.data, append_all);
1827
1828         connman_dbus_dict_close(&array, &dict);
1829
1830         __connman_counter_send_usage(counter, msg);
1831 }
1832
1833 static void stats_update(struct connman_service *service,
1834                                 unsigned int rx_packets, unsigned int tx_packets,
1835                                 unsigned int rx_bytes, unsigned int tx_bytes,
1836                                 unsigned int rx_errors, unsigned int tx_errors,
1837                                 unsigned int rx_dropped, unsigned int tx_dropped)
1838 {
1839         struct connman_stats *stats = stats_get(service);
1840         struct connman_stats_data *data_last = &stats->data_last;
1841         struct connman_stats_data *data = &stats->data;
1842         unsigned int seconds;
1843
1844         DBG("service %p", service);
1845
1846         if (stats->valid == TRUE) {
1847                 data->rx_packets +=
1848                         rx_packets - data_last->rx_packets;
1849                 data->tx_packets +=
1850                         tx_packets - data_last->tx_packets;
1851                 data->rx_bytes +=
1852                         rx_bytes - data_last->rx_bytes;
1853                 data->tx_bytes +=
1854                         tx_bytes - data_last->tx_bytes;
1855                 data->rx_errors +=
1856                         rx_errors - data_last->rx_errors;
1857                 data->tx_errors +=
1858                         tx_errors - data_last->tx_errors;
1859                 data->rx_dropped +=
1860                         rx_dropped - data_last->rx_dropped;
1861                 data->tx_dropped +=
1862                         tx_dropped - data_last->tx_dropped;
1863         } else {
1864                 stats->valid = TRUE;
1865         }
1866
1867         data_last->rx_packets = rx_packets;
1868         data_last->tx_packets = tx_packets;
1869         data_last->rx_bytes = rx_bytes;
1870         data_last->tx_bytes = tx_bytes;
1871         data_last->rx_errors = rx_errors;
1872         data_last->tx_errors = tx_errors;
1873         data_last->rx_dropped = rx_dropped;
1874         data_last->tx_dropped = tx_dropped;
1875
1876         seconds = g_timer_elapsed(stats->timer, NULL);
1877         stats->data.time = stats->data_last.time + seconds;
1878 }
1879
1880 void __connman_service_notify(struct connman_service *service,
1881                         unsigned int rx_packets, unsigned int tx_packets,
1882                         unsigned int rx_bytes, unsigned int tx_bytes,
1883                         unsigned int rx_errors, unsigned int tx_errors,
1884                         unsigned int rx_dropped, unsigned int tx_dropped)
1885 {
1886         GHashTableIter iter;
1887         gpointer key, value;
1888         const char *counter;
1889         struct connman_stats_counter *counters;
1890         struct connman_stats_data *data;
1891         int err;
1892
1893         if (service == NULL)
1894                 return;
1895
1896         if (is_connected(service) == FALSE)
1897                 return;
1898
1899         stats_update(service,
1900                 rx_packets, tx_packets,
1901                 rx_bytes, tx_bytes,
1902                 rx_errors, tx_errors,
1903                 rx_dropped, tx_dropped);
1904
1905         data = &stats_get(service)->data;
1906         err = __connman_stats_update(service, service->roaming, data);
1907         if (err < 0)
1908                 connman_error("Failed to store statistics for %s",
1909                                 service->identifier);
1910
1911         g_hash_table_iter_init(&iter, service->counter_table);
1912         while (g_hash_table_iter_next(&iter, &key, &value)) {
1913                 counter = key;
1914                 counters = value;
1915
1916                 stats_append(service, counter, counters, counters->append_all);
1917                 counters->append_all = FALSE;
1918         }
1919 }
1920
1921 int __connman_service_counter_register(const char *counter)
1922 {
1923         struct connman_service *service;
1924         GSequenceIter *iter;
1925         struct connman_stats_counter *counters;
1926
1927         DBG("counter %s", counter);
1928
1929         counter_list = g_slist_append(counter_list, (gpointer)counter);
1930
1931         iter = g_sequence_get_begin_iter(service_list);
1932
1933         while (g_sequence_iter_is_end(iter) == FALSE) {
1934                 service = g_sequence_get(iter);
1935
1936                 counters = g_try_new0(struct connman_stats_counter, 1);
1937                 if (counters == NULL)
1938                         return -ENOMEM;
1939
1940                 counters->append_all = TRUE;
1941
1942                 g_hash_table_replace(service->counter_table, (gpointer)counter,
1943                                         counters);
1944
1945                 iter = g_sequence_iter_next(iter);
1946         }
1947
1948         return 0;
1949 }
1950
1951 void __connman_service_counter_unregister(const char *counter)
1952 {
1953         struct connman_service *service;
1954         GSequenceIter *iter;
1955
1956         DBG("counter %s", counter);
1957
1958         iter = g_sequence_get_begin_iter(service_list);
1959
1960         while (g_sequence_iter_is_end(iter) == FALSE) {
1961                 service = g_sequence_get(iter);
1962
1963                 g_hash_table_remove(service->counter_table, counter);
1964
1965                 iter = g_sequence_iter_next(iter);
1966         }
1967
1968         counter_list = g_slist_remove(counter_list, counter);
1969 }
1970
1971 GSequence *__connman_service_get_list(struct connman_session *session,
1972                                 service_match_cb service_match,
1973                                 create_service_entry_cb create_service_entry,
1974                                 GDestroyNotify destroy_service_entry)
1975 {
1976         GSequence *list;
1977         GSequenceIter *iter;
1978         struct connman_service *service;
1979         struct service_entry *entry;
1980
1981         list = g_sequence_new(destroy_service_entry);
1982         if (list == NULL)
1983                 return NULL;
1984
1985         iter = g_sequence_get_begin_iter(service_list);
1986
1987         while (g_sequence_iter_is_end(iter) == FALSE) {
1988                 service = g_sequence_get(iter);
1989
1990                 if (service_match(session, service) == TRUE) {
1991                         entry = create_service_entry(service, service->name,
1992                                                         service->state);
1993                         if (entry == NULL)
1994                                 return list;
1995
1996                         g_sequence_append(list, entry);
1997                 }
1998
1999                 iter = g_sequence_iter_next(iter);
2000         }
2001
2002         return list;
2003 }
2004
2005 void __connman_service_session_inc(struct connman_service *service)
2006 {
2007         DBG("service %p ref count %d", service,
2008                 service->session_usage_count + 1);
2009
2010         __sync_fetch_and_add(&service->session_usage_count, 1);
2011 }
2012
2013 connman_bool_t __connman_service_session_dec(struct connman_service *service)
2014 {
2015         DBG("service %p ref count %d", service,
2016                 service->session_usage_count - 1);
2017
2018         if (__sync_fetch_and_sub(&service->session_usage_count, 1) != 1)
2019                 return FALSE;
2020
2021         return TRUE;
2022 }
2023
2024 static void append_properties(DBusMessageIter *dict, dbus_bool_t limited,
2025                                         struct connman_service *service)
2026 {
2027         dbus_bool_t required;
2028         const char *str;
2029
2030         str = __connman_service_type2string(service->type);
2031         if (str != NULL)
2032                 connman_dbus_dict_append_basic(dict, "Type",
2033                                                 DBUS_TYPE_STRING, &str);
2034
2035         connman_dbus_dict_append_array(dict, "Security",
2036                                 DBUS_TYPE_STRING, append_security, service);
2037
2038         str = state2string(service->state);
2039         if (str != NULL)
2040                 connman_dbus_dict_append_basic(dict, "State",
2041                                                 DBUS_TYPE_STRING, &str);
2042
2043         str = error2string(service->error);
2044         if (str != NULL)
2045                 connman_dbus_dict_append_basic(dict, "Error",
2046                                                 DBUS_TYPE_STRING, &str);
2047
2048         if (service->strength > 0)
2049                 connman_dbus_dict_append_basic(dict, "Strength",
2050                                         DBUS_TYPE_BYTE, &service->strength);
2051
2052         connman_dbus_dict_append_basic(dict, "Favorite",
2053                                         DBUS_TYPE_BOOLEAN, &service->favorite);
2054
2055         connman_dbus_dict_append_basic(dict, "Immutable",
2056                                         DBUS_TYPE_BOOLEAN, &service->immutable);
2057
2058         if (service->favorite == TRUE)
2059                 connman_dbus_dict_append_basic(dict, "AutoConnect",
2060                                 DBUS_TYPE_BOOLEAN, &service->autoconnect);
2061         else
2062                 connman_dbus_dict_append_basic(dict, "AutoConnect",
2063                                         DBUS_TYPE_BOOLEAN, &service->favorite);
2064
2065         if (service->name != NULL)
2066                 connman_dbus_dict_append_basic(dict, "Name",
2067                                         DBUS_TYPE_STRING, &service->name);
2068
2069         connman_dbus_dict_append_basic(dict, "LoginRequired",
2070                                 DBUS_TYPE_BOOLEAN, &service->login_required);
2071
2072         switch (service->type) {
2073         case CONNMAN_SERVICE_TYPE_UNKNOWN:
2074         case CONNMAN_SERVICE_TYPE_SYSTEM:
2075         case CONNMAN_SERVICE_TYPE_GPS:
2076         case CONNMAN_SERVICE_TYPE_VPN:
2077         case CONNMAN_SERVICE_TYPE_GADGET:
2078                 break;
2079         case CONNMAN_SERVICE_TYPE_CELLULAR:
2080                 connman_dbus_dict_append_basic(dict, "Roaming",
2081                                         DBUS_TYPE_BOOLEAN, &service->roaming);
2082
2083                 connman_dbus_dict_append_dict(dict, "Ethernet",
2084                                                 append_ethernet, service);
2085                 break;
2086         case CONNMAN_SERVICE_TYPE_WIFI:
2087                 if (service->passphrase != NULL && limited == FALSE)
2088                         connman_dbus_dict_append_basic(dict, "Passphrase",
2089                                 DBUS_TYPE_STRING, &service->passphrase);
2090
2091                 required = FALSE;
2092
2093                 switch (service->security) {
2094                 case CONNMAN_SERVICE_SECURITY_UNKNOWN:
2095                 case CONNMAN_SERVICE_SECURITY_NONE:
2096                         break;
2097                 case CONNMAN_SERVICE_SECURITY_WEP:
2098                 case CONNMAN_SERVICE_SECURITY_PSK:
2099                 case CONNMAN_SERVICE_SECURITY_WPA:
2100                 case CONNMAN_SERVICE_SECURITY_RSN:
2101                         if (service->passphrase == NULL)
2102                                 required = TRUE;
2103                         break;
2104                 case CONNMAN_SERVICE_SECURITY_8021X:
2105                         break;
2106                 }
2107
2108                 connman_dbus_dict_append_basic(dict, "PassphraseRequired",
2109                                                 DBUS_TYPE_BOOLEAN, &required);
2110
2111                 /* fall through */
2112         case CONNMAN_SERVICE_TYPE_ETHERNET:
2113         case CONNMAN_SERVICE_TYPE_WIMAX:
2114         case CONNMAN_SERVICE_TYPE_BLUETOOTH:
2115                 connman_dbus_dict_append_dict(dict, "Ethernet",
2116                                                 append_ethernet, service);
2117                 break;
2118         }
2119
2120         connman_dbus_dict_append_dict(dict, "IPv4", append_ipv4, service);
2121
2122         connman_dbus_dict_append_dict(dict, "IPv4.Configuration",
2123                                                 append_ipv4config, service);
2124
2125         connman_dbus_dict_append_dict(dict, "IPv6", append_ipv6, service);
2126
2127         connman_dbus_dict_append_dict(dict, "IPv6.Configuration",
2128                                                 append_ipv6config, service);
2129
2130         connman_dbus_dict_append_array(dict, "Nameservers",
2131                                 DBUS_TYPE_STRING, append_dns, service);
2132
2133         connman_dbus_dict_append_array(dict, "Nameservers.Configuration",
2134                                 DBUS_TYPE_STRING, append_dnsconfig, service);
2135
2136         connman_dbus_dict_append_array(dict, "Domains",
2137                                 DBUS_TYPE_STRING, append_domain, service);
2138
2139         connman_dbus_dict_append_array(dict, "Domains.Configuration",
2140                                 DBUS_TYPE_STRING, append_domainconfig, service);
2141
2142         connman_dbus_dict_append_dict(dict, "Proxy", append_proxy, service);
2143
2144         connman_dbus_dict_append_dict(dict, "Proxy.Configuration",
2145                                                 append_proxyconfig, service);
2146
2147         connman_dbus_dict_append_dict(dict, "Provider",
2148                                                 append_provider, service);
2149 }
2150
2151 static void append_struct(gpointer value, gpointer user_data)
2152 {
2153         struct connman_service *service = value;
2154         DBusMessageIter *iter = user_data;
2155         DBusMessageIter entry, dict;
2156
2157         if (service->path == NULL)
2158                 return;
2159
2160         dbus_message_iter_open_container(iter, DBUS_TYPE_STRUCT, NULL, &entry);
2161
2162         dbus_message_iter_append_basic(&entry, DBUS_TYPE_OBJECT_PATH,
2163                                                         &service->path);
2164
2165         connman_dbus_dict_open(&entry, &dict);
2166         append_properties(&dict, TRUE, service);
2167         connman_dbus_dict_close(&entry, &dict);
2168
2169         dbus_message_iter_close_container(iter, &entry);
2170 }
2171
2172 void __connman_service_list_struct(DBusMessageIter *iter)
2173 {
2174         g_sequence_foreach(service_list, append_struct, iter);
2175 }
2176
2177 connman_bool_t __connman_service_is_hidden(struct connman_service *service)
2178 {
2179         return service->hidden;
2180 }
2181
2182 int __connman_service_get_index(struct connman_service *service)
2183 {
2184         if (service == NULL)
2185                 return -1;
2186
2187         if (service->network != NULL)
2188                 return connman_network_get_index(service->network);
2189         else if (service->provider != NULL)
2190                 return connman_provider_get_index(service->provider);
2191
2192         return -1;
2193 }
2194
2195 void __connman_service_set_domainname(struct connman_service *service,
2196                                                 const char *domainname)
2197 {
2198         if (service == NULL || service->hidden == TRUE)
2199                 return;
2200
2201         g_free(service->domainname);
2202         service->domainname = g_strdup(domainname);
2203
2204         domain_changed(service);
2205 }
2206
2207 const char *connman_service_get_domainname(struct connman_service *service)
2208 {
2209         if (service == NULL)
2210                 return NULL;
2211
2212         if (service->domains != NULL)
2213                 return service->domains[0];
2214         else
2215                 return service->domainname;
2216 }
2217
2218 char **connman_service_get_nameservers(struct connman_service *service)
2219 {
2220         if (service == NULL)
2221                 return NULL;
2222
2223         if (service->nameservers_config != NULL)
2224                 return service->nameservers_config;
2225         else if (service->nameservers != NULL)
2226                 return service->nameservers;
2227
2228         return NULL;
2229 }
2230
2231 void connman_service_set_proxy_method(struct connman_service *service,
2232                                         enum connman_service_proxy_method method)
2233 {
2234         if (service == NULL || service->hidden == TRUE)
2235                 return;
2236
2237         service->proxy = method;
2238
2239         proxy_changed(service);
2240
2241         if (method != CONNMAN_SERVICE_PROXY_METHOD_AUTO)
2242                 __connman_notifier_proxy_changed(service);
2243 }
2244
2245 enum connman_service_proxy_method connman_service_get_proxy_method(
2246                                         struct connman_service *service)
2247 {
2248         if (service == NULL)
2249                 return CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN;
2250
2251         if (service->proxy_config != CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN) {
2252                 if (service->proxy_config == CONNMAN_SERVICE_PROXY_METHOD_AUTO &&
2253                                 service->pac == NULL)
2254                         return service->proxy;
2255
2256                 return service->proxy_config;
2257         }
2258
2259         return service->proxy;
2260 }
2261
2262 char **connman_service_get_proxy_servers(struct connman_service *service)
2263 {
2264         return g_strdupv(service->proxies);
2265 }
2266
2267 char **connman_service_get_proxy_excludes(struct connman_service *service)
2268 {
2269         return g_strdupv(service->excludes);
2270 }
2271
2272 const char *connman_service_get_proxy_url(struct connman_service *service)
2273 {
2274         if (service == NULL)
2275                 return NULL;
2276
2277         return service->pac;
2278 }
2279
2280 void __connman_service_set_proxy_autoconfig(struct connman_service *service,
2281                                                         const char *url)
2282 {
2283         if (service == NULL || service->hidden == TRUE)
2284                 return;
2285
2286         service->proxy = CONNMAN_SERVICE_PROXY_METHOD_AUTO;
2287
2288         if (service->ipconfig_ipv4) {
2289                 if (__connman_ipconfig_set_proxy_autoconfig(
2290                             service->ipconfig_ipv4, url) < 0)
2291                         return;
2292         } else if (service->ipconfig_ipv6) {
2293                 if (__connman_ipconfig_set_proxy_autoconfig(
2294                             service->ipconfig_ipv6, url) < 0)
2295                         return;
2296         } else
2297                 return;
2298
2299         proxy_changed(service);
2300
2301         __connman_notifier_proxy_changed(service);
2302 }
2303
2304 const char *connman_service_get_proxy_autoconfig(struct connman_service *service)
2305 {
2306         if (service == NULL)
2307                 return NULL;
2308
2309         if (service->ipconfig_ipv4)
2310                 return __connman_ipconfig_get_proxy_autoconfig(
2311                                                 service->ipconfig_ipv4);
2312         else if (service->ipconfig_ipv6)
2313                 return __connman_ipconfig_get_proxy_autoconfig(
2314                                                 service->ipconfig_ipv6);
2315         return NULL;
2316 }
2317
2318 static void update_timeservers(struct connman_service *service)
2319 {
2320         int i;
2321
2322         if (service->timeservers == NULL)
2323                 return;
2324
2325         switch (service->state) {
2326         case CONNMAN_SERVICE_STATE_UNKNOWN:
2327         case CONNMAN_SERVICE_STATE_IDLE:
2328         case CONNMAN_SERVICE_STATE_ASSOCIATION:
2329         case CONNMAN_SERVICE_STATE_CONFIGURATION:
2330                 return;
2331         case CONNMAN_SERVICE_STATE_FAILURE:
2332         case CONNMAN_SERVICE_STATE_DISCONNECT:
2333                 for (i = 0; service->timeservers[i] != NULL; i++)
2334                         connman_timeserver_remove(service->timeservers[i]);
2335                 return;
2336         case CONNMAN_SERVICE_STATE_READY:
2337         case CONNMAN_SERVICE_STATE_ONLINE:
2338                 break;
2339         }
2340
2341         for (i = 0; service->timeservers[i] != NULL; i++)
2342                 connman_timeserver_append(service->timeservers[i]);
2343 }
2344
2345 int __connman_service_timeserver_append(struct connman_service *service,
2346                                                 const char *timeserver)
2347 {
2348         int len;
2349
2350         DBG("service %p timeserver %s", service, timeserver);
2351
2352         if (timeserver == NULL)
2353                 return -EINVAL;
2354
2355         if (service->timeservers != NULL) {
2356                 int i;
2357
2358                 for (i = 0; service->timeservers[i] != NULL; i++)
2359                         if (g_strcmp0(service->timeservers[i], timeserver) == 0)
2360                                 return -EEXIST;
2361
2362                 len = g_strv_length(service->timeservers);
2363                 service->timeservers = g_try_renew(char *, service->timeservers,
2364                                                         len + 2);
2365         } else {
2366                 len = 0;
2367                 service->timeservers = g_try_new0(char *, len + 2);
2368         }
2369
2370         if (service->timeservers == NULL)
2371                 return -ENOMEM;
2372
2373         service->timeservers[len] = g_strdup(timeserver);
2374         service->timeservers[len + 1] = NULL;
2375
2376         update_timeservers(service);
2377
2378         return 0;
2379 }
2380
2381 int __connman_service_timeserver_remove(struct connman_service *service,
2382                                                 const char *timeserver)
2383 {
2384         char **servers;
2385         int len, i, j, found = 0;
2386
2387         DBG("service %p timeserver %s", service, timeserver);
2388
2389         if (timeserver == NULL)
2390                 return -EINVAL;
2391
2392         if (service->timeservers == NULL)
2393                 return 0;
2394
2395         for (i = 0; service->timeservers != NULL &&
2396                                         service->timeservers[i] != NULL; i++)
2397                 if (g_strcmp0(service->timeservers[i], timeserver) == 0) {
2398                         found = 1;
2399                         break;
2400                 }
2401
2402         if (found == 0)
2403                 return 0;
2404
2405         len = g_strv_length(service->timeservers);
2406
2407         if (len == 1) {
2408                 g_strfreev(service->timeservers);
2409                 service->timeservers = NULL;
2410
2411                 return 0;
2412         }
2413
2414         servers = g_try_new0(char *, len);
2415         if (servers == NULL)
2416                 return -ENOMEM;
2417
2418         for (i = 0, j = 0; i < len; i++) {
2419                 if (g_strcmp0(service->timeservers[i], timeserver) != 0) {
2420                         servers[j] = g_strdup(service->timeservers[i]);
2421                         if (servers[j] == NULL)
2422                                 return -ENOMEM;
2423                         j++;
2424                 }
2425         }
2426         servers[len - 1] = NULL;
2427
2428         g_strfreev(service->timeservers);
2429         service->timeservers = servers;
2430
2431         update_timeservers(service);
2432
2433         return 0;
2434 }
2435
2436 void __connman_service_set_pac(struct connman_service *service,
2437                                         const char *pac)
2438 {
2439         if (service->hidden == TRUE)
2440                 return;
2441         g_free(service->pac);
2442         service->pac = g_strdup(pac);
2443
2444         proxy_changed(service);
2445 }
2446
2447 void __connman_service_set_identity(struct connman_service *service,
2448                                         const char *identity)
2449 {
2450         if (service->immutable || service->hidden == TRUE)
2451                 return;
2452
2453         g_free(service->identity);
2454         service->identity = g_strdup(identity);
2455
2456         if (service->network != NULL)
2457                 connman_network_set_string(service->network,
2458                                         "WiFi.Identity",
2459                                         service->identity);
2460 }
2461
2462 void __connman_service_set_agent_identity(struct connman_service *service,
2463                                                 const char *agent_identity)
2464 {
2465         if (service->hidden == TRUE)
2466                 return;
2467         g_free(service->agent_identity);
2468         service->agent_identity = g_strdup(agent_identity);
2469
2470         if (service->network != NULL)
2471                 connman_network_set_string(service->network,
2472                                         "WiFi.AgentIdentity",
2473                                         service->agent_identity);
2474 }
2475
2476 void __connman_service_set_passphrase(struct connman_service *service,
2477                                         const char* passphrase)
2478 {
2479         if (service->immutable == TRUE || service->hidden == TRUE)
2480                 return;
2481
2482         g_free(service->passphrase);
2483         service->passphrase = g_strdup(passphrase);
2484
2485         passphrase_changed(service);
2486
2487         if (service->network != NULL)
2488                 connman_network_set_string(service->network,
2489                                         "WiFi.Passphrase",
2490                                         service->passphrase);
2491
2492         service_save(service);
2493 }
2494
2495 void __connman_service_set_agent_passphrase(struct connman_service *service,
2496                                                 const char *agent_passphrase)
2497 {
2498         if (service->hidden == TRUE)
2499                 return;
2500         g_free(service->agent_passphrase);
2501         service->agent_passphrase = g_strdup(agent_passphrase);
2502
2503         if (service->network != NULL)
2504                 connman_network_set_string(service->network,
2505                                         "WiFi.AgentPassphrase",
2506                                         service->agent_passphrase);
2507 }
2508
2509 static DBusMessage *get_properties(DBusConnection *conn,
2510                                         DBusMessage *msg, void *user_data)
2511 {
2512         struct connman_service *service = user_data;
2513         DBusMessage *reply;
2514         DBusMessageIter array, dict;
2515
2516         DBG("service %p", service);
2517
2518         reply = dbus_message_new_method_return(msg);
2519         if (reply == NULL)
2520                 return NULL;
2521
2522         dbus_message_iter_init_append(reply, &array);
2523
2524         connman_dbus_dict_open(&array, &dict);
2525         append_properties(&dict, FALSE, service);
2526         connman_dbus_dict_close(&array, &dict);
2527
2528         return reply;
2529 }
2530
2531 static int update_proxy_configuration(struct connman_service *service,
2532                                 DBusMessageIter *array)
2533 {
2534         DBusMessageIter dict;
2535         enum connman_service_proxy_method method;
2536         GString *servers_str = NULL;
2537         GString *excludes_str = NULL;
2538         const char *url = NULL;
2539
2540         method = CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN;
2541
2542         dbus_message_iter_recurse(array, &dict);
2543
2544         while (dbus_message_iter_get_arg_type(&dict) == DBUS_TYPE_DICT_ENTRY) {
2545                 DBusMessageIter entry, variant;
2546                 const char *key;
2547                 int type;
2548
2549                 dbus_message_iter_recurse(&dict, &entry);
2550
2551                 if (dbus_message_iter_get_arg_type(&entry) != DBUS_TYPE_STRING)
2552                         goto error;
2553
2554                 dbus_message_iter_get_basic(&entry, &key);
2555                 dbus_message_iter_next(&entry);
2556
2557                 if (dbus_message_iter_get_arg_type(&entry) !=
2558                                                         DBUS_TYPE_VARIANT)
2559                         goto error;
2560
2561                 dbus_message_iter_recurse(&entry, &variant);
2562                 type = dbus_message_iter_get_arg_type(&variant);
2563
2564                 if (g_str_equal(key, "Method") == TRUE) {
2565                         const char *val;
2566
2567                         if (type != DBUS_TYPE_STRING)
2568                                 goto error;
2569
2570                         dbus_message_iter_get_basic(&variant, &val);
2571                         method = string2proxymethod(val);
2572                 } else if (g_str_equal(key, "URL") == TRUE) {
2573                         if (type != DBUS_TYPE_STRING)
2574                                 goto error;
2575
2576                         dbus_message_iter_get_basic(&variant, &url);
2577                 } else if (g_str_equal(key, "Servers") == TRUE) {
2578                         DBusMessageIter str_array;
2579
2580                         if (type != DBUS_TYPE_ARRAY)
2581                                 goto error;
2582
2583                         servers_str = g_string_new(NULL);
2584                         if (servers_str == NULL)
2585                                 goto error;
2586
2587                         dbus_message_iter_recurse(&variant, &str_array);
2588
2589                         while (dbus_message_iter_get_arg_type(&str_array) ==
2590                                                         DBUS_TYPE_STRING) {
2591                                 char *val = NULL;
2592
2593                                 dbus_message_iter_get_basic(&str_array, &val);
2594
2595                                 if (servers_str->len > 0)
2596                                         g_string_append_printf(servers_str,
2597                                                         " %s", val);
2598                                 else
2599                                         g_string_append(servers_str, val);
2600
2601                                 dbus_message_iter_next(&str_array);
2602                         }
2603                 } else if (g_str_equal(key, "Excludes") == TRUE) {
2604                         DBusMessageIter str_array;
2605
2606                         if (type != DBUS_TYPE_ARRAY)
2607                                 goto error;
2608
2609                         excludes_str = g_string_new(NULL);
2610                         if (excludes_str == NULL)
2611                                 goto error;
2612
2613                         dbus_message_iter_recurse(&variant, &str_array);
2614
2615                         while (dbus_message_iter_get_arg_type(&str_array) ==
2616                                                         DBUS_TYPE_STRING) {
2617                                 char *val = NULL;
2618
2619                                 dbus_message_iter_get_basic(&str_array, &val);
2620
2621                                 if (excludes_str->len > 0)
2622                                         g_string_append_printf(excludes_str,
2623                                                         " %s", val);
2624                                 else
2625                                         g_string_append(excludes_str, val);
2626
2627                                 dbus_message_iter_next(&str_array);
2628                         }
2629                 }
2630
2631                 dbus_message_iter_next(&dict);
2632         }
2633
2634         switch (method) {
2635         case CONNMAN_SERVICE_PROXY_METHOD_DIRECT:
2636                 break;
2637         case CONNMAN_SERVICE_PROXY_METHOD_MANUAL:
2638                 if (servers_str == NULL && service->proxies == NULL)
2639                         goto error;
2640
2641                 if (servers_str != NULL) {
2642                         g_strfreev(service->proxies);
2643
2644                         if (servers_str->len > 0)
2645                                 service->proxies = g_strsplit_set(
2646                                         servers_str->str, " ", 0);
2647                         else
2648                                 service->proxies = NULL;
2649                 }
2650
2651                 if (excludes_str != NULL) {
2652                         g_strfreev(service->excludes);
2653
2654                         if (excludes_str->len > 0)
2655                                 service->excludes = g_strsplit_set(
2656                                         excludes_str->str, " ", 0);
2657                         else
2658                                 service->excludes = NULL;
2659                 }
2660
2661                 if (service->proxies == NULL)
2662                         method = CONNMAN_SERVICE_PROXY_METHOD_DIRECT;
2663
2664                 break;
2665         case CONNMAN_SERVICE_PROXY_METHOD_AUTO:
2666                 g_free(service->pac);
2667
2668                 if (url != NULL && strlen(url) > 0)
2669                         service->pac = g_strdup(url);
2670                 else
2671                         service->pac = NULL;
2672
2673                 /* if we are connected:
2674                    - if service->pac == NULL
2675                    - if __connman_ipconfig_get_proxy_autoconfig(
2676                    service->ipconfig) == NULL
2677                    --> We should start WPAD */
2678
2679                 break;
2680         case CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN:
2681                 goto error;
2682         }
2683
2684         if (servers_str != NULL)
2685                 g_string_free(servers_str, TRUE);
2686
2687         if (excludes_str != NULL)
2688                 g_string_free(excludes_str, TRUE);
2689
2690         service->proxy_config = method;
2691
2692         return 0;
2693
2694 error:
2695         if (servers_str != NULL)
2696                 g_string_free(servers_str, TRUE);
2697
2698         if (excludes_str != NULL)
2699                 g_string_free(excludes_str, TRUE);
2700
2701         return -EINVAL;
2702 }
2703
2704 static int set_ipconfig(struct connman_service *service,
2705                         struct connman_ipconfig *ipconfig,
2706                         DBusMessageIter *array,
2707                         enum connman_service_state state,
2708                         enum connman_service_state *new_state)
2709 {
2710         enum connman_ipconfig_method old_method;
2711         enum connman_ipconfig_method method = CONNMAN_IPCONFIG_METHOD_UNKNOWN;
2712         enum connman_ipconfig_type type;
2713         int err;
2714
2715         if (ipconfig == NULL)
2716                 return -EINVAL;
2717
2718         old_method = __connman_ipconfig_get_method(ipconfig);
2719
2720         if (is_connecting_state(service, state) ||
2721                                         is_connected_state(service, state))
2722                 __connman_network_clear_ipconfig(service->network, ipconfig);
2723
2724         err = __connman_ipconfig_set_config(ipconfig, array);
2725         method = __connman_ipconfig_get_method(ipconfig);
2726         type = __connman_ipconfig_get_config_type(ipconfig);
2727
2728         if (type == CONNMAN_IPCONFIG_TYPE_IPV4) {
2729                 if (err == 0 && old_method == CONNMAN_IPCONFIG_METHOD_OFF &&
2730                                 method == CONNMAN_IPCONFIG_METHOD_DHCP) {
2731                         *new_state = service->state_ipv4 =
2732                                 CONNMAN_SERVICE_STATE_CONFIGURATION;
2733                         __connman_ipconfig_enable(ipconfig);
2734                 }
2735
2736         } else if (type == CONNMAN_IPCONFIG_TYPE_IPV6) {
2737                 if (err == 0 && old_method == CONNMAN_IPCONFIG_METHOD_OFF &&
2738                                 method == CONNMAN_IPCONFIG_METHOD_AUTO) {
2739                         *new_state = service->state_ipv6;
2740                         __connman_ipconfig_enable(ipconfig);
2741                 }
2742         }
2743
2744         DBG("err %d ipconfig %p type %d method %d state %s", err, ipconfig,
2745                 type, method, state2string(*new_state));
2746
2747         return err;
2748 }
2749
2750 static DBusMessage *set_property(DBusConnection *conn,
2751                                         DBusMessage *msg, void *user_data)
2752 {
2753         struct connman_service *service = user_data;
2754         DBusMessageIter iter, value;
2755         const char *name;
2756         int type;
2757
2758         DBG("service %p", service);
2759
2760         if (dbus_message_iter_init(msg, &iter) == FALSE)
2761                 return __connman_error_invalid_arguments(msg);
2762
2763         dbus_message_iter_get_basic(&iter, &name);
2764         dbus_message_iter_next(&iter);
2765         dbus_message_iter_recurse(&iter, &value);
2766
2767         type = dbus_message_iter_get_arg_type(&value);
2768
2769         if (g_str_equal(name, "AutoConnect") == TRUE) {
2770                 connman_bool_t autoconnect;
2771
2772                 if (type != DBUS_TYPE_BOOLEAN)
2773                         return __connman_error_invalid_arguments(msg);
2774
2775                 if (service->favorite == FALSE)
2776                         return __connman_error_invalid_service(msg);
2777
2778                 dbus_message_iter_get_basic(&value, &autoconnect);
2779
2780                 if (service->autoconnect == autoconnect)
2781                         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
2782
2783                 service->autoconnect = autoconnect;
2784
2785                 autoconnect_changed(service);
2786
2787                 service_save(service);
2788         } else if (g_str_equal(name, "Passphrase") == TRUE) {
2789                 const char *passphrase;
2790
2791                 if (type != DBUS_TYPE_STRING)
2792                         return __connman_error_invalid_arguments(msg);
2793
2794                 if (service->immutable == TRUE || service->hidden == TRUE)
2795                         return __connman_error_not_supported(msg);
2796
2797                 dbus_message_iter_get_basic(&value, &passphrase);
2798
2799                 __connman_service_set_passphrase(service, passphrase);
2800         } else if (g_str_equal(name, "Nameservers.Configuration") == TRUE) {
2801                 DBusMessageIter entry;
2802                 GString *str;
2803                 int index;
2804                 const char *gw;
2805
2806                 if (type != DBUS_TYPE_ARRAY)
2807                         return __connman_error_invalid_arguments(msg);
2808
2809                 str = g_string_new(NULL);
2810                 if (str == NULL)
2811                         return __connman_error_invalid_arguments(msg);
2812
2813                 index = connman_network_get_index(service->network);
2814                 gw = __connman_ipconfig_get_gateway_from_index(index);
2815
2816                 if (gw && strlen(gw))
2817                         __connman_service_nameserver_del_routes(service);
2818
2819                 dbus_message_iter_recurse(&value, &entry);
2820
2821                 while (dbus_message_iter_get_arg_type(&entry) == DBUS_TYPE_STRING) {
2822                         const char *val;
2823                         dbus_message_iter_get_basic(&entry, &val);
2824                         dbus_message_iter_next(&entry);
2825                         if (str->len > 0)
2826                                 g_string_append_printf(str, " %s", val);
2827                         else
2828                                 g_string_append(str, val);
2829                 }
2830
2831                 g_strfreev(service->nameservers_config);
2832
2833                 if (str->len > 0) {
2834                         service->nameservers_config =
2835                                 g_strsplit_set(str->str, " ", 0);
2836                 } else {
2837                         service->nameservers_config = NULL;
2838                 }
2839
2840                 g_string_free(str, TRUE);
2841
2842                 if (gw && strlen(gw))
2843                         __connman_service_nameserver_add_routes(service, gw);
2844
2845                 update_nameservers(service);
2846                 dns_configuration_changed(service);
2847
2848                 service_save(service);
2849         } else if (g_str_equal(name, "Domains.Configuration") == TRUE) {
2850                 DBusMessageIter entry;
2851                 GString *str;
2852
2853                 if (type != DBUS_TYPE_ARRAY)
2854                         return __connman_error_invalid_arguments(msg);
2855
2856                 str = g_string_new(NULL);
2857                 if (str == NULL)
2858                         return __connman_error_invalid_arguments(msg);
2859
2860                 dbus_message_iter_recurse(&value, &entry);
2861
2862                 while (dbus_message_iter_get_arg_type(&entry) == DBUS_TYPE_STRING) {
2863                         const char *val;
2864                         dbus_message_iter_get_basic(&entry, &val);
2865                         dbus_message_iter_next(&entry);
2866                         if (str->len > 0)
2867                                 g_string_append_printf(str, " %s", val);
2868                         else
2869                                 g_string_append(str, val);
2870                 }
2871
2872                 g_strfreev(service->domains);
2873
2874                 if (str->len > 0)
2875                         service->domains = g_strsplit_set(str->str, " ", 0);
2876                 else
2877                         service->domains = NULL;
2878
2879                 g_string_free(str, TRUE);
2880
2881                 update_nameservers(service);
2882                 domain_configuration_changed(service);
2883
2884                 service_save(service);
2885         } else if (g_str_equal(name, "Proxy.Configuration") == TRUE) {
2886                 int err;
2887
2888                 if (type != DBUS_TYPE_ARRAY)
2889                         return __connman_error_invalid_arguments(msg);
2890
2891                 err = update_proxy_configuration(service, &value);
2892
2893                 if (err < 0)
2894                         return __connman_error_failed(msg, -err);
2895
2896                 proxy_configuration_changed(service);
2897
2898                 __connman_notifier_proxy_changed(service);
2899
2900                 service_save(service);
2901         } else if (g_str_equal(name, "IPv4.Configuration") == TRUE ||
2902                         g_str_equal(name, "IPv6.Configuration")) {
2903
2904                 struct connman_ipconfig *ipv4 = NULL, *ipv6 = NULL;
2905                 enum connman_service_state state =
2906                                                 CONNMAN_SERVICE_STATE_UNKNOWN;
2907                 int err = 0;
2908
2909                 DBG("%s", name);
2910
2911                 if (service->ipconfig_ipv4 == NULL &&
2912                                         service->ipconfig_ipv6 == NULL)
2913                         return __connman_error_invalid_property(msg);
2914
2915                 if (g_str_equal(name, "IPv4.Configuration") == TRUE) {
2916                         ipv4 = service->ipconfig_ipv4;
2917                         err = set_ipconfig(service, ipv4, &value,
2918                                         service->state_ipv4, &state);
2919
2920                 } else if (g_str_equal(name, "IPv6.Configuration") == TRUE) {
2921                         ipv6 = service->ipconfig_ipv6;
2922                         err = set_ipconfig(service, ipv6, &value,
2923                                         service->state_ipv6, &state);
2924                 }
2925
2926                 if (err < 0) {
2927                         if (is_connected_state(service, state) ||
2928                                         is_connecting_state(service, state))
2929                                 __connman_network_set_ipconfig(service->network,
2930                                                                 ipv4, ipv6);
2931                         return __connman_error_failed(msg, -err);
2932                 }
2933
2934                 if (ipv4)
2935                         ipv4_configuration_changed(service);
2936                 else if (ipv6)
2937                         ipv6_configuration_changed(service);
2938
2939                 if (is_connecting(service) || is_connected(service))
2940                         __connman_network_set_ipconfig(service->network,
2941                                                         ipv4, ipv6);
2942
2943                 service_save(service);
2944         } else
2945                 return __connman_error_invalid_property(msg);
2946
2947         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
2948 }
2949
2950 static void set_idle(struct connman_service *service)
2951 {
2952         service->state = service->state_ipv4 = service->state_ipv6 =
2953                                                 CONNMAN_SERVICE_STATE_IDLE;
2954         service->error = CONNMAN_SERVICE_ERROR_UNKNOWN;
2955         state_changed(service);
2956 }
2957
2958 static DBusMessage *clear_property(DBusConnection *conn,
2959                                         DBusMessage *msg, void *user_data)
2960 {
2961         struct connman_service *service = user_data;
2962         const char *name;
2963
2964         DBG("service %p", service);
2965
2966         dbus_message_get_args(msg, NULL, DBUS_TYPE_STRING, &name,
2967                                                         DBUS_TYPE_INVALID);
2968
2969         if (g_str_equal(name, "Error") == TRUE) {
2970                 set_idle(service);
2971
2972                 g_get_current_time(&service->modified);
2973                 service_save(service);
2974         } else if (g_str_equal(name, "Passphrase") == TRUE) {
2975                 if (service->immutable == TRUE || service->hidden == TRUE)
2976                         return __connman_error_not_supported(msg);
2977
2978                 g_free(service->passphrase);
2979                 service->passphrase = NULL;
2980
2981                 passphrase_changed(service);
2982
2983                 service_save(service);
2984         } else
2985                 return __connman_error_invalid_property(msg);
2986
2987         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
2988 }
2989
2990 static connman_bool_t is_ignore(struct connman_service *service)
2991 {
2992         if (service->autoconnect == FALSE)
2993                 return TRUE;
2994
2995         if (service->roaming == TRUE)
2996                 return TRUE;
2997
2998         if (service->ignore == TRUE)
2999                 return TRUE;
3000
3001         if (service->state == CONNMAN_SERVICE_STATE_FAILURE)
3002                 return TRUE;
3003
3004         return FALSE;
3005 }
3006
3007 void __connman_service_auto_connect(void)
3008 {
3009         struct connman_service *service = NULL;
3010         GSequenceIter *iter;
3011
3012         DBG("");
3013
3014         if (__connman_session_mode() == TRUE) {
3015                 DBG("Session mode enabled: auto connect disabled");
3016                 return;
3017         }
3018
3019         iter = g_sequence_get_begin_iter(service_list);
3020
3021         while (g_sequence_iter_is_end(iter) == FALSE) {
3022                 service = g_sequence_get(iter);
3023
3024                 if (service->pending != NULL)
3025                         return;
3026
3027                 if (is_connecting(service) == TRUE)
3028                         return;
3029
3030                 if (service->favorite == FALSE)
3031                         return;
3032
3033                 if (is_connected(service) == TRUE)
3034                         return;
3035
3036                 if (is_ignore(service) == FALSE && service->state ==
3037                                                 CONNMAN_SERVICE_STATE_IDLE)
3038                         break;
3039
3040                 service = NULL;
3041
3042                 iter = g_sequence_iter_next(iter);
3043         }
3044
3045         if (service != NULL) {
3046                 service->userconnect = FALSE;
3047                 __connman_service_connect(service);
3048         }
3049 }
3050
3051 static void remove_timeout(struct connman_service *service)
3052 {
3053         if (service->timeout > 0) {
3054                 g_source_remove(service->timeout);
3055                 service->timeout = 0;
3056         }
3057 }
3058
3059 static void reply_pending(struct connman_service *service, int error)
3060 {
3061         remove_timeout(service);
3062
3063         if (service->pending != NULL) {
3064                 if (error > 0) {
3065                         DBusMessage *reply;
3066
3067                         reply = __connman_error_failed(service->pending,
3068                                                                 error);
3069                         if (reply != NULL)
3070                                 g_dbus_send_message(connection, reply);
3071                 } else {
3072                         const char *sender;
3073
3074                         sender = dbus_message_get_interface(service->pending);
3075
3076                         DBG("sender %s", sender);
3077
3078                         if (g_strcmp0(sender, CONNMAN_MANAGER_INTERFACE) == 0)
3079                                 g_dbus_send_reply(connection, service->pending,
3080                                         DBUS_TYPE_OBJECT_PATH, &service->path,
3081                                                         DBUS_TYPE_INVALID);
3082                         else
3083                                 g_dbus_send_reply(connection, service->pending,
3084                                                         DBUS_TYPE_INVALID);
3085                 }
3086
3087                 dbus_message_unref(service->pending);
3088                 service->pending = NULL;
3089         }
3090 }
3091
3092 static gboolean connect_timeout(gpointer user_data)
3093 {
3094         struct connman_service *service = user_data;
3095         connman_bool_t autoconnect = FALSE;
3096
3097         DBG("service %p", service);
3098
3099         service->timeout = 0;
3100
3101         if (service->network != NULL)
3102                 __connman_network_disconnect(service->network);
3103
3104         __connman_ipconfig_disable(service->ipconfig_ipv4);
3105         __connman_ipconfig_disable(service->ipconfig_ipv6);
3106
3107         __connman_stats_service_unregister(service);
3108
3109         if (service->pending != NULL) {
3110                 DBusMessage *reply;
3111
3112                 reply = __connman_error_operation_timeout(service->pending);
3113                 if (reply != NULL)
3114                         g_dbus_send_message(connection, reply);
3115
3116                 dbus_message_unref(service->pending);
3117                 service->pending = NULL;
3118         } else
3119                 autoconnect = TRUE;
3120
3121         __connman_service_ipconfig_indicate_state(service,
3122                                         CONNMAN_SERVICE_STATE_FAILURE,
3123                                         CONNMAN_IPCONFIG_TYPE_IPV4);
3124         __connman_service_ipconfig_indicate_state(service,
3125                                         CONNMAN_SERVICE_STATE_FAILURE,
3126                                         CONNMAN_IPCONFIG_TYPE_IPV6);
3127
3128         if (autoconnect == TRUE && service->userconnect == FALSE)
3129                 __connman_service_auto_connect();
3130
3131         return FALSE;
3132 }
3133
3134 static void set_reconnect_state(struct connman_service *service,
3135                                                 connman_bool_t reconnect)
3136 {
3137         struct connman_device *device;
3138
3139         if (service->network == NULL)
3140                 return;
3141
3142         device = connman_network_get_device(service->network);
3143         if (device == NULL)
3144                 return;
3145
3146         __connman_device_set_reconnect(device, reconnect);
3147 }
3148
3149 static connman_bool_t get_reconnect_state(struct connman_service *service)
3150 {
3151         struct connman_device *device;
3152
3153         if (service->network == NULL)
3154                 return FALSE;
3155
3156         device = connman_network_get_device(service->network);
3157         if (device == NULL)
3158                 return FALSE;
3159
3160         return __connman_device_get_reconnect(device);
3161 }
3162
3163 static DBusMessage *connect_service(DBusConnection *conn,
3164                                         DBusMessage *msg, void *user_data)
3165 {
3166         struct connman_service *service = user_data;
3167         GSequenceIter *iter;
3168         int err;
3169
3170         DBG("service %p", service);
3171
3172         if (service->pending != NULL)
3173                 return __connman_error_in_progress(msg);
3174
3175         iter = g_sequence_get_begin_iter(service_list);
3176
3177         while (g_sequence_iter_is_end(iter) == FALSE) {
3178                 struct connman_service *temp = g_sequence_get(iter);
3179
3180                 if (service->type == temp->type && is_connecting(temp) == TRUE)
3181                         return __connman_error_in_progress(msg);
3182
3183                 iter = g_sequence_iter_next(iter);
3184         }
3185
3186         service->ignore = FALSE;
3187
3188         service->userconnect = TRUE;
3189
3190         service->pending = dbus_message_ref(msg);
3191
3192         set_reconnect_state(service, FALSE);
3193
3194         err = __connman_service_connect(service);
3195         if (err < 0) {
3196                 if (service->pending == NULL)
3197                         return NULL;
3198
3199                 if (err != -EINPROGRESS) {
3200                         dbus_message_unref(service->pending);
3201                         service->pending = NULL;
3202
3203                         return __connman_error_failed(msg, -err);
3204                 }
3205
3206                 return NULL;
3207         }
3208
3209         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
3210 }
3211
3212 static DBusMessage *disconnect_service(DBusConnection *conn,
3213                                         DBusMessage *msg, void *user_data)
3214 {
3215         struct connman_service *service = user_data;
3216         int err;
3217
3218         DBG("service %p", service);
3219
3220         reply_pending(service, ECONNABORTED);
3221
3222         service->ignore = TRUE;
3223
3224         set_reconnect_state(service, FALSE);
3225
3226         err = __connman_service_disconnect(service);
3227         if (err < 0) {
3228                 if (err != -EINPROGRESS)
3229                         return __connman_error_failed(msg, -err);
3230
3231                 return NULL;
3232         }
3233
3234         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
3235 }
3236
3237 static DBusMessage *remove_service(DBusConnection *conn,
3238                                         DBusMessage *msg, void *user_data)
3239 {
3240         struct connman_service *service = user_data;
3241
3242         DBG("service %p", service);
3243
3244         if (service->type == CONNMAN_SERVICE_TYPE_ETHERNET)
3245                 return __connman_error_not_supported(msg);
3246
3247         if (service->immutable == TRUE || service->hidden == TRUE)
3248                 return __connman_error_not_supported(msg);
3249
3250         if (service->favorite == FALSE && service->state !=
3251                                                 CONNMAN_SERVICE_STATE_FAILURE)
3252                 return __connman_error_not_supported(msg);
3253
3254         set_reconnect_state(service, FALSE);
3255
3256         __connman_service_disconnect(service);
3257
3258         g_free(service->passphrase);
3259         service->passphrase = NULL;
3260
3261         passphrase_changed(service);
3262
3263         set_idle(service);
3264
3265         __connman_service_set_favorite(service, FALSE);
3266         service_save(service);
3267
3268         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
3269 }
3270
3271 static gboolean check_suitable_state(enum connman_service_state a,
3272                                         enum connman_service_state b)
3273 {
3274         /*
3275          * Special check so that "ready" service can be moved before
3276          * "online" one.
3277          */
3278         if ((a == CONNMAN_SERVICE_STATE_ONLINE &&
3279                         b == CONNMAN_SERVICE_STATE_READY) ||
3280                 (b == CONNMAN_SERVICE_STATE_ONLINE &&
3281                         a == CONNMAN_SERVICE_STATE_READY))
3282                 return TRUE;
3283
3284         return a == b;
3285 }
3286
3287 static void downgrade_state(struct connman_service *service)
3288 {
3289         if (service == NULL)
3290                 return;
3291
3292         DBG("service %p state4 %d state6 %d", service, service->state_ipv4,
3293                                                 service->state_ipv6);
3294
3295         if (service->state_ipv4 == CONNMAN_SERVICE_STATE_ONLINE)
3296                 __connman_service_ipconfig_indicate_state(service,
3297                                                 CONNMAN_SERVICE_STATE_READY,
3298                                                 CONNMAN_IPCONFIG_TYPE_IPV4);
3299
3300         if (service->state_ipv6 == CONNMAN_SERVICE_STATE_ONLINE)
3301                 __connman_service_ipconfig_indicate_state(service,
3302                                                 CONNMAN_SERVICE_STATE_READY,
3303                                                 CONNMAN_IPCONFIG_TYPE_IPV6);
3304 }
3305
3306 static void apply_relevant_default_downgrade(struct connman_service *service)
3307 {
3308         struct connman_service *def_service;
3309
3310         def_service = get_default();
3311         if (def_service == NULL)
3312                 return;
3313
3314         if (def_service == service &&
3315                         def_service->state == CONNMAN_SERVICE_STATE_ONLINE)
3316                 def_service->state = CONNMAN_SERVICE_STATE_READY;
3317 }
3318
3319 static DBusMessage *move_service(DBusConnection *conn,
3320                                         DBusMessage *msg, void *user_data,
3321                                                                 gboolean before)
3322 {
3323         struct connman_service *service = user_data;
3324         struct connman_service *target;
3325         const char *path;
3326         GSequenceIter *src, *dst;
3327         enum connman_ipconfig_method target4, target6;
3328         enum connman_ipconfig_method service4, service6;
3329
3330         DBG("service %p", service);
3331
3332         dbus_message_get_args(msg, NULL, DBUS_TYPE_OBJECT_PATH, &path,
3333                                                         DBUS_TYPE_INVALID);
3334
3335         if (service->favorite == FALSE)
3336                 return __connman_error_not_supported(msg);
3337
3338         target = find_service(path);
3339         if (target == NULL || target->favorite == FALSE || target == service ||
3340                                 target->type == CONNMAN_SERVICE_TYPE_VPN)
3341                 return __connman_error_invalid_service(msg);
3342
3343         target4 = __connman_ipconfig_get_method(target->ipconfig_ipv4);
3344         target6 = __connman_ipconfig_get_method(target->ipconfig_ipv6);
3345         service4 = __connman_ipconfig_get_method(service->ipconfig_ipv4);
3346         service6 = __connman_ipconfig_get_method(service->ipconfig_ipv6);
3347
3348         DBG("target %s method %d/%d state %d/%d", target->identifier,
3349                                 target4, target6,
3350                                 target->state_ipv4, target->state_ipv6);
3351
3352         DBG("service %s method %d/%d state %d/%d", service->identifier,
3353                                 service4, service6,
3354                                 service->state_ipv4, service->state_ipv6);
3355
3356         /*
3357          * If method is OFF, then we do not need to check the corresponding
3358          * ipconfig state.
3359          */
3360         if (target4 == CONNMAN_IPCONFIG_METHOD_OFF) {
3361                 if (service6 != CONNMAN_IPCONFIG_METHOD_OFF) {
3362                         if (check_suitable_state(target->state_ipv6,
3363                                                 service->state_ipv6) == FALSE)
3364                                 return __connman_error_invalid_service(msg);
3365                 }
3366         }
3367
3368         if (target6 == CONNMAN_IPCONFIG_METHOD_OFF) {
3369                 if (service4 != CONNMAN_IPCONFIG_METHOD_OFF) {
3370                         if (check_suitable_state(target->state_ipv4,
3371                                                 service->state_ipv4) == FALSE)
3372                                 return __connman_error_invalid_service(msg);
3373                 }
3374         }
3375
3376         if (service4 == CONNMAN_IPCONFIG_METHOD_OFF) {
3377                 if (target6 != CONNMAN_IPCONFIG_METHOD_OFF) {
3378                         if (check_suitable_state(target->state_ipv6,
3379                                                 service->state_ipv6) == FALSE)
3380                                 return __connman_error_invalid_service(msg);
3381                 }
3382         }
3383
3384         if (service6 == CONNMAN_IPCONFIG_METHOD_OFF) {
3385                 if (target4 != CONNMAN_IPCONFIG_METHOD_OFF) {
3386                         if (check_suitable_state(target->state_ipv4,
3387                                                 service->state_ipv4) == FALSE)
3388                                 return __connman_error_invalid_service(msg);
3389                 }
3390         }
3391
3392         g_get_current_time(&service->modified);
3393         service_save(service);
3394
3395         src = g_hash_table_lookup(service_hash, service->identifier);
3396         dst = g_hash_table_lookup(service_hash, target->identifier);
3397
3398         /*
3399          * If the service which goes down is the default service and is
3400          * online, we downgrade directly its state to ready so:
3401          * the service which goes up, needs to recompute its state which
3402          * is triggered via downgrading it - if relevant - to state ready.
3403          */
3404         if (before == TRUE) {
3405                 apply_relevant_default_downgrade(target);
3406                 g_sequence_move(src, dst);
3407                 downgrade_state(service);
3408         } else {
3409                 apply_relevant_default_downgrade(service);
3410                 g_sequence_move(dst, src);
3411                 downgrade_state(target);
3412         }
3413
3414         services_changed(FALSE);
3415
3416         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
3417 }
3418
3419 static DBusMessage *move_before(DBusConnection *conn,
3420                                         DBusMessage *msg, void *user_data)
3421 {
3422         return move_service(conn, msg, user_data, TRUE);
3423 }
3424
3425 static DBusMessage *move_after(DBusConnection *conn,
3426                                         DBusMessage *msg, void *user_data)
3427 {
3428         return move_service(conn, msg, user_data, FALSE);
3429 }
3430
3431 static DBusMessage *reset_counters(DBusConnection *conn,
3432                                         DBusMessage *msg, void *user_data)
3433 {
3434         struct connman_service *service = user_data;
3435
3436         reset_stats(service);
3437
3438         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
3439 }
3440
3441 static GDBusMethodTable service_methods[] = {
3442         { "GetProperties", "",   "a{sv}", get_properties     },
3443         { "SetProperty",   "sv", "",      set_property       },
3444         { "ClearProperty", "s",  "",      clear_property     },
3445         { "Connect",       "",   "",      connect_service,
3446                                                 G_DBUS_METHOD_FLAG_ASYNC },
3447         { "Disconnect",    "",   "",      disconnect_service },
3448         { "Remove",        "",   "",      remove_service     },
3449         { "MoveBefore",    "o",  "",      move_before        },
3450         { "MoveAfter",     "o",  "",      move_after         },
3451         { "ResetCounters", "",   "",      reset_counters     },
3452         { },
3453 };
3454
3455 static GDBusSignalTable service_signals[] = {
3456         { "PropertyChanged", "sv" },
3457         { },
3458 };
3459
3460 static void service_free(gpointer user_data)
3461 {
3462         struct connman_service *service = user_data;
3463         char *path = service->path;
3464
3465         DBG("service %p", service);
3466
3467         reply_pending(service, ENOENT);
3468
3469         g_hash_table_remove(service_hash, service->identifier);
3470
3471         __connman_notifier_service_remove(service);
3472
3473         stats_stop(service);
3474
3475         service->path = NULL;
3476
3477         if (path != NULL) {
3478                 services_changed(FALSE);
3479
3480                 g_dbus_unregister_interface(connection, path,
3481                                                 CONNMAN_SERVICE_INTERFACE);
3482                 g_free(path);
3483         }
3484
3485         g_hash_table_destroy(service->counter_table);
3486
3487         if (service->network != NULL) {
3488                 __connman_network_disconnect(service->network);
3489                 if (service->network_created == TRUE)
3490                         connman_network_unref(service->network);
3491         }
3492
3493         if (service->provider != NULL)
3494                 connman_provider_unref(service->provider);
3495
3496         if (service->ipconfig_ipv4 != NULL) {
3497                 connman_ipconfig_set_ops(service->ipconfig_ipv4, NULL);
3498                 connman_ipconfig_set_data(service->ipconfig_ipv4, NULL);
3499                 connman_ipconfig_unref(service->ipconfig_ipv4);
3500                 service->ipconfig_ipv4 = NULL;
3501         }
3502
3503         if (service->ipconfig_ipv6 != NULL) {
3504                 connman_ipconfig_set_ops(service->ipconfig_ipv6, NULL);
3505                 connman_ipconfig_set_data(service->ipconfig_ipv6, NULL);
3506                 connman_ipconfig_unref(service->ipconfig_ipv6);
3507                 service->ipconfig_ipv6 = NULL;
3508         }
3509
3510         g_strfreev(service->nameservers);
3511         g_strfreev(service->nameservers_config);
3512         g_strfreev(service->nameservers_auto);
3513         g_strfreev(service->domains);
3514         g_strfreev(service->proxies);
3515         g_strfreev(service->excludes);
3516
3517         g_free(service->domainname);
3518         g_free(service->pac);
3519         g_free(service->name);
3520         g_free(service->passphrase);
3521         g_free(service->agent_passphrase);
3522         g_free(service->identifier);
3523         g_free(service->eap);
3524         g_free(service->identity);
3525         g_free(service->agent_identity);
3526         g_free(service->ca_cert_file);
3527         g_free(service->client_cert_file);
3528         g_free(service->private_key_file);
3529         g_free(service->private_key_passphrase);
3530         g_free(service->phase2);
3531
3532         if (service->stats.timer != NULL)
3533                 g_timer_destroy(service->stats.timer);
3534         if (service->stats_roaming.timer != NULL)
3535                 g_timer_destroy(service->stats_roaming.timer);
3536
3537         g_free(service);
3538 }
3539
3540 /**
3541  * __connman_service_put:
3542  * @service: service structure
3543  *
3544  * Release service if no longer needed
3545  */
3546 void __connman_service_put(struct connman_service *service)
3547 {
3548         GSequenceIter *iter;
3549
3550         DBG("service %p", service);
3551
3552         if (__sync_fetch_and_sub(&service->refcount, 1) != 1)
3553                 return;
3554
3555         iter = g_hash_table_lookup(service_hash, service->identifier);
3556         if (iter != NULL) {
3557                 reply_pending(service, ECONNABORTED);
3558
3559                 __connman_service_disconnect(service);
3560
3561                 g_sequence_remove(iter);
3562         } else {
3563                 service_free(service);
3564         }
3565 }
3566
3567 static void stats_init(struct connman_service *service)
3568 {
3569         /* home */
3570         service->stats.valid = FALSE;
3571         service->stats.enabled = FALSE;
3572         service->stats.timer = g_timer_new();
3573
3574         /* roaming */
3575         service->stats_roaming.valid = FALSE;
3576         service->stats_roaming.enabled = FALSE;
3577         service->stats_roaming.timer = g_timer_new();
3578 }
3579
3580 static void service_initialize(struct connman_service *service)
3581 {
3582         DBG("service %p", service);
3583
3584         service->refcount = 1;
3585         service->session_usage_count = 0;
3586
3587         service->network_created = FALSE;
3588
3589         service->type     = CONNMAN_SERVICE_TYPE_UNKNOWN;
3590         service->security = CONNMAN_SERVICE_SECURITY_UNKNOWN;
3591
3592         service->state = CONNMAN_SERVICE_STATE_UNKNOWN;
3593         service->state_ipv4 = CONNMAN_SERVICE_STATE_UNKNOWN;
3594         service->state_ipv6 = CONNMAN_SERVICE_STATE_UNKNOWN;
3595
3596         service->favorite  = FALSE;
3597         service->immutable = FALSE;
3598         service->hidden = FALSE;
3599
3600         service->ignore = FALSE;
3601
3602         service->userconnect = FALSE;
3603
3604         service->order = 0;
3605
3606         stats_init(service);
3607
3608         service->provider = NULL;
3609
3610         service->wps = FALSE;
3611 }
3612
3613 /**
3614  * connman_service_create:
3615  *
3616  * Allocate a new service.
3617  *
3618  * Returns: a newly-allocated #connman_service structure
3619  */
3620 struct connman_service *connman_service_create(void)
3621 {
3622         GSList *list;
3623         struct connman_stats_counter *counters;
3624         const char *counter;
3625
3626         struct connman_service *service;
3627
3628         service = g_try_new0(struct connman_service, 1);
3629         if (service == NULL)
3630                 return NULL;
3631
3632         DBG("service %p", service);
3633
3634         service->counter_table = g_hash_table_new_full(g_str_hash,
3635                                                 g_str_equal, NULL, g_free);
3636
3637         for (list = counter_list; list; list = list->next) {
3638                 counter = list->data;
3639
3640                 counters = g_try_new0(struct connman_stats_counter, 1);
3641                 if (counters == NULL) {
3642                         g_hash_table_destroy(service->counter_table);
3643                         g_free(service);
3644                         return NULL;
3645                 }
3646
3647                 counters->append_all = TRUE;
3648
3649                 g_hash_table_replace(service->counter_table, (gpointer)counter,
3650                                 counters);
3651         }
3652
3653         service_initialize(service);
3654
3655         return service;
3656 }
3657
3658 /**
3659  * connman_service_ref:
3660  * @service: service structure
3661  *
3662  * Increase reference counter of service
3663  */
3664 struct connman_service *connman_service_ref(struct connman_service *service)
3665 {
3666         DBG("%p", service);
3667
3668         __sync_fetch_and_add(&service->refcount, 1);
3669
3670         return service;
3671 }
3672
3673 /**
3674  * connman_service_unref:
3675  * @service: service structure
3676  *
3677  * Decrease reference counter of service
3678  */
3679 void connman_service_unref(struct connman_service *service)
3680 {
3681         __connman_service_put(service);
3682 }
3683
3684 static gint service_compare(gconstpointer a, gconstpointer b,
3685                                                         gpointer user_data)
3686 {
3687         struct connman_service *service_a = (void *) a;
3688         struct connman_service *service_b = (void *) b;
3689         enum connman_service_state state_a, state_b;
3690
3691         state_a = service_a->state;
3692         state_b = service_b->state;
3693
3694         if (state_a != state_b) {
3695                 gboolean a_connected = is_connected(service_a);
3696                 gboolean b_connected = is_connected(service_b);
3697
3698                 if (a_connected == TRUE && b_connected == TRUE) {
3699                         /* We prefer online over ready state */
3700                         if (state_a == CONNMAN_SERVICE_STATE_ONLINE)
3701                                 return -1;
3702
3703                         if (state_b == CONNMAN_SERVICE_STATE_ONLINE)
3704                                 return 1;
3705                 }
3706
3707                 if (a_connected == TRUE)
3708                         return -1;
3709                 if (b_connected == TRUE)
3710                         return 1;
3711
3712                 if (is_connecting(service_a) == TRUE)
3713                         return -1;
3714                 if (is_connecting(service_b) == TRUE)
3715                         return 1;
3716         }
3717
3718         if (service_a->order > service_b->order)
3719                 return -1;
3720
3721         if (service_a->order < service_b->order)
3722                 return 1;
3723
3724         if (service_a->favorite == TRUE && service_b->favorite == FALSE)
3725                 return -1;
3726
3727         if (service_a->favorite == FALSE && service_b->favorite == TRUE)
3728                 return 1;
3729
3730         if (service_a->type != service_b->type) {
3731                 switch (service_a->type) {
3732                 case CONNMAN_SERVICE_TYPE_UNKNOWN:
3733                 case CONNMAN_SERVICE_TYPE_SYSTEM:
3734                 case CONNMAN_SERVICE_TYPE_ETHERNET:
3735                 case CONNMAN_SERVICE_TYPE_GPS:
3736                 case CONNMAN_SERVICE_TYPE_VPN:
3737                 case CONNMAN_SERVICE_TYPE_GADGET:
3738                         break;
3739                 case CONNMAN_SERVICE_TYPE_WIFI:
3740                         return 1;
3741                 case CONNMAN_SERVICE_TYPE_WIMAX:
3742                 case CONNMAN_SERVICE_TYPE_BLUETOOTH:
3743                 case CONNMAN_SERVICE_TYPE_CELLULAR:
3744                         return -1;
3745                 }
3746         }
3747
3748         return (gint) service_b->strength - (gint) service_a->strength;
3749 }
3750
3751 /**
3752  * connman_service_get_type:
3753  * @service: service structure
3754  *
3755  * Get the type of service
3756  */
3757 enum connman_service_type connman_service_get_type(struct connman_service *service)
3758 {
3759         if (service == NULL)
3760                 return CONNMAN_SERVICE_TYPE_UNKNOWN;
3761
3762         return service->type;
3763 }
3764
3765 /**
3766  * connman_service_get_interface:
3767  * @service: service structure
3768  *
3769  * Get network interface of service
3770  */
3771 char *connman_service_get_interface(struct connman_service *service)
3772 {
3773         int index;
3774
3775         if (service == NULL)
3776                 return NULL;
3777
3778         if (service->type == CONNMAN_SERVICE_TYPE_VPN) {
3779                 if (service->ipconfig_ipv4)
3780                         index = connman_ipconfig_get_index(
3781                                                 service->ipconfig_ipv4);
3782                 else if (service->ipconfig_ipv6)
3783                         index = connman_ipconfig_get_index(
3784                                                 service->ipconfig_ipv6);
3785                 else
3786                         return NULL;
3787
3788                 return connman_inet_ifname(index);
3789         }
3790
3791         if (service->network == NULL)
3792                 return NULL;
3793
3794         index = connman_network_get_index(service->network);
3795
3796         return connman_inet_ifname(index);
3797 }
3798
3799 /**
3800  * connman_service_get_network:
3801  * @service: service structure
3802  *
3803  * Get the service network
3804  */
3805 struct connman_network *
3806 __connman_service_get_network(struct connman_service *service)
3807 {
3808         if (service == NULL)
3809                 return NULL;
3810
3811         return service->network;
3812 }
3813
3814 struct connman_ipconfig *
3815 __connman_service_get_ip4config(struct connman_service *service)
3816 {
3817         if (service == NULL)
3818                 return NULL;
3819
3820         return service->ipconfig_ipv4;
3821 }
3822
3823 struct connman_ipconfig *
3824 __connman_service_get_ip6config(struct connman_service *service)
3825 {
3826         if (service == NULL)
3827                 return NULL;
3828
3829         return service->ipconfig_ipv6;
3830 }
3831
3832 struct connman_ipconfig *
3833 __connman_service_get_ipconfig(struct connman_service *service, int family)
3834 {
3835         if (family == AF_INET)
3836                 return __connman_service_get_ip4config(service);
3837         else if (family == AF_INET6)
3838                 return __connman_service_get_ip6config(service);
3839         else
3840                 return NULL;
3841
3842 }
3843
3844 enum connman_service_security __connman_service_get_security(struct connman_service *service)
3845 {
3846         if (service == NULL)
3847                 return CONNMAN_SERVICE_SECURITY_UNKNOWN;
3848
3849         return service->security;
3850 }
3851
3852 const char *__connman_service_get_phase2(struct connman_service *service)
3853 {
3854         if (service == NULL)
3855                 return NULL;
3856
3857         return service->phase2;
3858 }
3859
3860 connman_bool_t __connman_service_wps_enabled(struct connman_service *service)
3861 {
3862         if (service == NULL)
3863                 return FALSE;
3864
3865         return service->wps;
3866 }
3867
3868 /**
3869  * __connman_service_set_favorite:
3870  * @service: service structure
3871  * @favorite: favorite value
3872  *
3873  * Change the favorite setting of service
3874  */
3875 int __connman_service_set_favorite(struct connman_service *service,
3876                                                 connman_bool_t favorite)
3877 {
3878         GSequenceIter *iter;
3879
3880         if (service->hidden == TRUE)
3881                 return -EOPNOTSUPP;
3882         iter = g_hash_table_lookup(service_hash, service->identifier);
3883         if (iter == NULL)
3884                 return -ENOENT;
3885
3886         if (service->favorite == favorite)
3887                 return -EALREADY;
3888
3889         service->favorite = favorite;
3890         service->order = __connman_service_get_order(service);
3891
3892         favorite_changed(service);
3893
3894         g_sequence_sort_changed(iter, service_compare, NULL);
3895
3896         services_changed(FALSE);
3897
3898         return 0;
3899 }
3900
3901 int __connman_service_set_immutable(struct connman_service *service,
3902                                                 connman_bool_t immutable)
3903 {
3904         if (service->hidden == TRUE)
3905                 return -EOPNOTSUPP;
3906         service->immutable = immutable;
3907
3908         immutable_changed(service);
3909
3910         return 0;
3911 }
3912
3913 void __connman_service_set_string(struct connman_service *service,
3914                                   const char *key, const char *value)
3915 {
3916         if (service->hidden == TRUE)
3917                 return;
3918         if (g_str_equal(key, "EAP") == TRUE) {
3919                 g_free(service->eap);
3920                 service->eap = g_strdup(value);
3921         } else if (g_str_equal(key, "Identity") == TRUE) {
3922                 g_free(service->identity);
3923                 service->identity = g_strdup(value);
3924         } else if (g_str_equal(key, "CACertFile") == TRUE) {
3925                 g_free(service->ca_cert_file);
3926                 service->ca_cert_file = g_strdup(value);
3927         } else if (g_str_equal(key, "ClientCertFile") == TRUE) {
3928                 g_free(service->client_cert_file);
3929                 service->client_cert_file = g_strdup(value);
3930         } else if (g_str_equal(key, "PrivateKeyFile") == TRUE) {
3931                 g_free(service->private_key_file);
3932                 service->private_key_file = g_strdup(value);
3933         } else if (g_str_equal(key, "PrivateKeyPassphrase") == TRUE) {
3934                 g_free(service->private_key_passphrase);
3935                 service->private_key_passphrase = g_strdup(value);
3936         } else if (g_str_equal(key, "Phase2") == TRUE) {
3937                 g_free(service->phase2);
3938                 service->phase2 = g_strdup(value);
3939         } else if (g_str_equal(key, "Passphrase") == TRUE) {
3940                 g_free(service->passphrase);
3941                 service->passphrase = g_strdup(value);
3942         }
3943 }
3944
3945 static void service_complete(struct connman_service *service)
3946 {
3947         reply_pending(service, EIO);
3948
3949         if (service->userconnect == FALSE)
3950                 __connman_service_auto_connect();
3951
3952         g_get_current_time(&service->modified);
3953         service_save(service);
3954 }
3955
3956 static void report_error_cb(struct connman_service *service,
3957                         gboolean retry, void *user_data)
3958 {
3959         if (retry == TRUE)
3960                 __connman_service_connect(service);
3961         else {
3962                 service_complete(service);
3963                 services_changed(FALSE);
3964                 __connman_device_request_scan(CONNMAN_DEVICE_TYPE_UNKNOWN);
3965         }
3966 }
3967
3968 void __connman_service_add_passphrase(struct connman_service *service,
3969                                 const gchar *passphrase)
3970 {
3971         switch (service->security) {
3972         case CONNMAN_SERVICE_SECURITY_WEP:
3973         case CONNMAN_SERVICE_SECURITY_PSK:
3974                 __connman_service_set_passphrase(service, passphrase);
3975                 break;
3976         case CONNMAN_SERVICE_SECURITY_8021X:
3977                 __connman_service_set_agent_passphrase(service,
3978                                                 passphrase);
3979                 break;
3980         case CONNMAN_SERVICE_SECURITY_UNKNOWN:
3981         case CONNMAN_SERVICE_SECURITY_NONE:
3982         case CONNMAN_SERVICE_SECURITY_WPA:
3983         case CONNMAN_SERVICE_SECURITY_RSN:
3984                 DBG("service security '%s' not handled",
3985                         security2string(service->security));
3986                 break;
3987         }
3988
3989 }
3990
3991 static void request_input_cb (struct connman_service *service,
3992                         connman_bool_t values_received,
3993                         const char *name, int name_len,
3994                         const char *identity, const char *passphrase,
3995                         void *user_data)
3996 {
3997         struct connman_device *device;
3998
3999         DBG ("RequestInput return, %p", service);
4000
4001         if (service->hidden == TRUE && name_len > 0 && name_len <= 32) {
4002                 device = connman_network_get_device(service->network);
4003                 __connman_device_request_hidden_scan(device,
4004                                                 name, name_len,
4005                                                 identity, passphrase);
4006         }
4007
4008         if (values_received == FALSE || service->hidden == TRUE) {
4009                 service_complete(service);
4010                 services_changed(FALSE);
4011                 __connman_device_request_scan(CONNMAN_DEVICE_TYPE_UNKNOWN);
4012                 return;
4013         }
4014
4015         if (identity != NULL)
4016                 __connman_service_set_agent_identity(service, identity);
4017
4018         if (passphrase != NULL)
4019                 __connman_service_add_passphrase(service, passphrase);
4020
4021         __connman_service_connect(service);
4022
4023         /* Never cache agent provided credentials */
4024         __connman_service_set_agent_identity(service, NULL);
4025         __connman_service_set_agent_passphrase(service, NULL);
4026 }
4027
4028 static void downgrade_connected_services(void)
4029 {
4030         struct connman_service *up_service;
4031         GSequenceIter *iter;
4032
4033         iter = g_sequence_get_begin_iter(service_list);
4034         while (g_sequence_iter_is_end(iter) == FALSE) {
4035                 up_service = g_sequence_get(iter);
4036
4037                 if (is_connected(up_service) == FALSE) {
4038                         iter = g_sequence_iter_next(iter);
4039                         continue;
4040                 }
4041
4042                 if (up_service->state == CONNMAN_SERVICE_STATE_ONLINE)
4043                         return;
4044
4045                 downgrade_state(up_service);
4046
4047                 iter = g_sequence_iter_next(iter);
4048         }
4049 }
4050
4051 static int service_indicate_state(struct connman_service *service)
4052 {
4053         enum connman_service_state old_state, new_state;
4054         struct connman_service *def_service;
4055         GSequenceIter *iter;
4056
4057         if (service == NULL)
4058                 return -EINVAL;
4059
4060         old_state = service->state;
4061         new_state = combine_state(service->state_ipv4, service->state_ipv6);
4062
4063         DBG("service %p old %s - new %s/%s => %s",
4064                                         service,
4065                                         state2string(old_state),
4066                                         state2string(service->state_ipv4),
4067                                         state2string(service->state_ipv6),
4068                                         state2string(new_state));
4069
4070         if (old_state == new_state)
4071                 return -EALREADY;
4072
4073         def_service = get_default();
4074
4075         if (new_state == CONNMAN_SERVICE_STATE_ONLINE) {
4076                 if (def_service != NULL && def_service != service &&
4077                         def_service->state == CONNMAN_SERVICE_STATE_ONLINE)
4078                         return -EALREADY;
4079         }
4080
4081         service->state = new_state;
4082         state_changed(service);
4083
4084         if (new_state == CONNMAN_SERVICE_STATE_IDLE &&
4085                         old_state != CONNMAN_SERVICE_STATE_DISCONNECT) {
4086                 reply_pending(service, ECONNABORTED);
4087
4088                 __connman_service_disconnect(service);
4089         }
4090
4091         if (new_state == CONNMAN_SERVICE_STATE_CONFIGURATION) {
4092                 if (__connman_stats_service_register(service) == 0) {
4093                         __connman_stats_get(service, FALSE,
4094                                                 &service->stats.data);
4095                         __connman_stats_get(service, TRUE,
4096                                                 &service->stats_roaming.data);
4097                 }
4098         }
4099
4100         if (new_state == CONNMAN_SERVICE_STATE_ONLINE) {
4101                 if (service->login_required == TRUE) {
4102                         service->login_required = FALSE;
4103                         login_changed(service);
4104                 }
4105
4106                 connman_timeserver_sync();
4107         }
4108
4109         if (new_state == CONNMAN_SERVICE_STATE_IDLE) {
4110                 connman_bool_t reconnect;
4111
4112                 reconnect = get_reconnect_state(service);
4113                 if (reconnect == TRUE)
4114                         __connman_service_auto_connect();
4115
4116                 __connman_device_request_scan(CONNMAN_DEVICE_TYPE_UNKNOWN);
4117         }
4118
4119         if (new_state == CONNMAN_SERVICE_STATE_READY) {
4120                 enum connman_ipconfig_method method;
4121
4122                 set_reconnect_state(service, TRUE);
4123
4124                 __connman_service_set_favorite(service, TRUE);
4125
4126                 reply_pending(service, 0);
4127
4128                 service->userconnect = FALSE;
4129
4130                 g_get_current_time(&service->modified);
4131                 service_save(service);
4132
4133                 update_nameservers(service);
4134                 dns_changed(service);
4135                 domain_changed(service);
4136
4137                 __connman_notifier_connect(service->type);
4138
4139                 if (service->type == CONNMAN_SERVICE_TYPE_WIFI &&
4140                         connman_network_get_bool(service->network,
4141                                                 "WiFi.UseWPS") == TRUE) {
4142                         const char *pass;
4143
4144                         pass = connman_network_get_string(service->network,
4145                                                         "WiFi.Passphrase");
4146
4147                         __connman_service_set_passphrase(service, pass);
4148
4149                         connman_network_set_bool(service->network,
4150                                                         "WiFi.UseWPS", FALSE);
4151                 }
4152
4153                 default_changed();
4154
4155                 method = __connman_ipconfig_get_method(service->ipconfig_ipv6);
4156                 if (method == CONNMAN_IPCONFIG_METHOD_OFF)
4157                         __connman_ipconfig_disable_ipv6(
4158                                                 service->ipconfig_ipv6);
4159
4160         } else if (new_state == CONNMAN_SERVICE_STATE_DISCONNECT) {
4161                 def_service = get_default();
4162
4163                 if (__connman_notifier_count_connected() == 0 &&
4164                         def_service != NULL &&
4165                                 def_service->provider != NULL)
4166                         __connman_provider_disconnect(def_service->provider);
4167
4168                 default_changed();
4169
4170                 __connman_wispr_stop(service);
4171
4172                 __connman_wpad_stop(service);
4173
4174                 update_nameservers(service);
4175                 dns_changed(service);
4176                 domain_changed(service);
4177
4178                 __connman_notifier_disconnect(service->type);
4179
4180                 /*
4181                  * Previous services which are connected and which states
4182                  * are set to online should reset relevantly ipconfig_state
4183                  * to ready so wispr/portal will be rerun on those
4184                  */
4185                 downgrade_connected_services();
4186         }
4187
4188         if (new_state == CONNMAN_SERVICE_STATE_FAILURE) {
4189                 if (service->userconnect == TRUE &&
4190                         __connman_agent_report_error(service,
4191                                         error2string(service->error),
4192                                         report_error_cb, NULL) == -EIO)
4193                         return 0;
4194                 service_complete(service);
4195
4196                 __connman_device_request_scan(CONNMAN_DEVICE_TYPE_UNKNOWN);
4197         } else
4198                 service->error = CONNMAN_SERVICE_ERROR_UNKNOWN;
4199
4200         iter = g_hash_table_lookup(service_hash, service->identifier);
4201         if (iter != NULL)
4202                 g_sequence_sort_changed(iter, service_compare, NULL);
4203
4204         services_changed(FALSE);
4205
4206         if (new_state == CONNMAN_SERVICE_STATE_ONLINE)
4207                 default_changed();
4208
4209         return 0;
4210 }
4211
4212 int __connman_service_indicate_error(struct connman_service *service,
4213                                         enum connman_service_error error)
4214 {
4215         DBG("service %p error %d", service, error);
4216
4217         if (service == NULL)
4218                 return -EINVAL;
4219
4220         service->error = error;
4221
4222         if (service->error == CONNMAN_SERVICE_ERROR_INVALID_KEY)
4223                 __connman_service_set_passphrase(service, NULL);
4224
4225         __connman_service_ipconfig_indicate_state(service,
4226                                                 CONNMAN_SERVICE_STATE_FAILURE,
4227                                                 CONNMAN_IPCONFIG_TYPE_IPV4);
4228         __connman_service_ipconfig_indicate_state(service,
4229                                                 CONNMAN_SERVICE_STATE_FAILURE,
4230                                                 CONNMAN_IPCONFIG_TYPE_IPV6);
4231         return 0;
4232 }
4233
4234 int __connman_service_clear_error(struct connman_service *service)
4235 {
4236         DBG("service %p", service);
4237
4238         if (service == NULL)
4239                 return -EINVAL;
4240
4241         if (service->state != CONNMAN_SERVICE_STATE_FAILURE)
4242                 return -EINVAL;
4243
4244         service->state_ipv4 = service->state_ipv6 =
4245                                                 CONNMAN_SERVICE_STATE_UNKNOWN;
4246         service->error = CONNMAN_SERVICE_ERROR_UNKNOWN;;
4247
4248         if (service->favorite == TRUE)
4249                 set_reconnect_state(service, TRUE);
4250
4251         __connman_service_ipconfig_indicate_state(service,
4252                                         CONNMAN_SERVICE_STATE_IDLE,
4253                                         CONNMAN_IPCONFIG_TYPE_IPV6);
4254
4255         /*
4256          * Toggling the IPv6 state to IDLE could trigger the auto connect
4257          * machinery and consequently the IPv4 state.
4258          */
4259         if (service->state_ipv4 != CONNMAN_SERVICE_STATE_UNKNOWN &&
4260                         service->state_ipv4 != CONNMAN_SERVICE_STATE_FAILURE)
4261                 return 0;
4262
4263         return __connman_service_ipconfig_indicate_state(service,
4264                                                 CONNMAN_SERVICE_STATE_IDLE,
4265                                                 CONNMAN_IPCONFIG_TYPE_IPV4);
4266 }
4267
4268 int __connman_service_indicate_default(struct connman_service *service)
4269 {
4270         DBG("service %p", service);
4271
4272         default_changed();
4273
4274         return 0;
4275 }
4276
4277 enum connman_service_state __connman_service_ipconfig_get_state(
4278                                         struct connman_service *service,
4279                                         enum connman_ipconfig_type type)
4280 {
4281         if (service == NULL)
4282                 return CONNMAN_SERVICE_STATE_UNKNOWN;
4283
4284         if (type == CONNMAN_IPCONFIG_TYPE_IPV4)
4285                 return service->state_ipv4;
4286
4287         if (type == CONNMAN_IPCONFIG_TYPE_IPV6)
4288                 return service->state_ipv6;
4289
4290         return CONNMAN_SERVICE_STATE_UNKNOWN;
4291 }
4292
4293 static void check_proxy_setup(struct connman_service *service)
4294 {
4295         /*
4296          * We start WPAD if we haven't got a PAC URL from DHCP and
4297          * if our proxy manual configuration is either empty or set
4298          * to AUTO with an empty URL.
4299          */
4300
4301         if (service->proxy != CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN)
4302                 goto done;
4303
4304         if (service->proxy_config != CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN &&
4305                 (service->proxy_config != CONNMAN_SERVICE_PROXY_METHOD_AUTO ||
4306                         service->pac != NULL))
4307                 goto done;
4308
4309         if (__connman_wpad_start(service) < 0) {
4310                 service->proxy = CONNMAN_SERVICE_PROXY_METHOD_DIRECT;
4311                 __connman_notifier_proxy_changed(service);
4312                 goto done;
4313         }
4314
4315         return;
4316
4317 done:
4318         __connman_wispr_start(service, CONNMAN_IPCONFIG_TYPE_IPV4);
4319 }
4320
4321 /*
4322  * How many networks are connected at the same time. If more than 1,
4323  * then set the rp_filter setting properly (loose mode routing) so that network
4324  * connectivity works ok. This is only done for IPv4 networks as IPv6
4325  * does not have rp_filter knob.
4326  */
4327 static int connected_networks_count;
4328 static int original_rp_filter;
4329
4330 static void service_rp_filter(struct connman_service *service,
4331                                 gboolean connected)
4332 {
4333         enum connman_ipconfig_method method;
4334
4335         method = __connman_ipconfig_get_method(service->ipconfig_ipv4);
4336
4337         switch (method) {
4338         case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
4339         case CONNMAN_IPCONFIG_METHOD_OFF:
4340         case CONNMAN_IPCONFIG_METHOD_AUTO:
4341                 return;
4342         case CONNMAN_IPCONFIG_METHOD_FIXED:
4343         case CONNMAN_IPCONFIG_METHOD_MANUAL:
4344         case CONNMAN_IPCONFIG_METHOD_DHCP:
4345                 break;
4346         }
4347
4348         if (connected == TRUE) {
4349                 if (connected_networks_count == 1) {
4350                         int filter_value;
4351                         filter_value = __connman_ipconfig_set_rp_filter();
4352                         if (filter_value < 0)
4353                                 return;
4354
4355                         original_rp_filter = filter_value;
4356                 }
4357                 connected_networks_count++;
4358
4359         } else {
4360                 if (connected_networks_count == 2)
4361                         __connman_ipconfig_unset_rp_filter(original_rp_filter);
4362
4363                 connected_networks_count--;
4364                 if (connected_networks_count < 0)
4365                         connected_networks_count = 0;
4366         }
4367
4368         DBG("%s %s ipconfig %p method %d count %d filter %d",
4369                 connected ? "connected" : "disconnected", service->identifier,
4370                 service->ipconfig_ipv4, method,
4371                 connected_networks_count, original_rp_filter);
4372 }
4373
4374 int __connman_service_ipconfig_indicate_state(struct connman_service *service,
4375                                         enum connman_service_state new_state,
4376                                         enum connman_ipconfig_type type)
4377 {
4378         struct connman_ipconfig *ipconfig = NULL;
4379         enum connman_service_state old_state;
4380         int ret;
4381
4382         if (service == NULL)
4383                 return -EINVAL;
4384
4385         if (type == CONNMAN_IPCONFIG_TYPE_IPV4) {
4386                 old_state = service->state_ipv4;
4387                 ipconfig = service->ipconfig_ipv4;
4388         } else if (type == CONNMAN_IPCONFIG_TYPE_IPV6) {
4389                 old_state = service->state_ipv6;
4390                 ipconfig = service->ipconfig_ipv6;
4391         }
4392
4393         if (ipconfig == NULL)
4394                 return -EINVAL;
4395
4396         /* Any change? */
4397         if (old_state == new_state)
4398                 return -EALREADY;
4399
4400         DBG("service %p (%s) state %d (%s) type %d (%s)",
4401                 service, service ? service->identifier : NULL,
4402                 new_state, state2string(new_state),
4403                 type, __connman_ipconfig_type2string(type));
4404
4405         switch (new_state) {
4406         case CONNMAN_SERVICE_STATE_UNKNOWN:
4407         case CONNMAN_SERVICE_STATE_IDLE:
4408                 if (service->state == CONNMAN_SERVICE_STATE_FAILURE)
4409                         return -EINVAL;
4410                 break;
4411         case CONNMAN_SERVICE_STATE_ASSOCIATION:
4412                 break;
4413         case CONNMAN_SERVICE_STATE_CONFIGURATION:
4414                 __connman_ipconfig_enable(ipconfig);
4415                 break;
4416         case CONNMAN_SERVICE_STATE_READY:
4417                 update_nameservers(service);
4418
4419                 if (type == CONNMAN_IPCONFIG_TYPE_IPV4) {
4420                         check_proxy_setup(service);
4421                         service_rp_filter(service, TRUE);
4422                 } else
4423                         __connman_wispr_start(service, type);
4424                 break;
4425         case CONNMAN_SERVICE_STATE_ONLINE:
4426                 break;
4427         case CONNMAN_SERVICE_STATE_DISCONNECT:
4428                 if (service->state == CONNMAN_SERVICE_STATE_IDLE)
4429                         return -EINVAL;
4430
4431                 if (type == CONNMAN_IPCONFIG_TYPE_IPV4)
4432                         service_rp_filter(service, FALSE);
4433
4434                 break;
4435         case CONNMAN_SERVICE_STATE_FAILURE:
4436                 break;
4437         }
4438
4439         /* We keep that state */
4440         if (type == CONNMAN_IPCONFIG_TYPE_IPV4)
4441                 service->state_ipv4 = new_state;
4442         else if (type == CONNMAN_IPCONFIG_TYPE_IPV6)
4443                 service->state_ipv6 = new_state;
4444
4445         ret = service_indicate_state(service);
4446
4447         /*
4448          * If the ipconfig method is OFF, then we set the state to IDLE
4449          * so that it will not affect the combined state in the future.
4450          */
4451         if (type == CONNMAN_IPCONFIG_TYPE_IPV4) {
4452                 enum connman_ipconfig_method method;
4453                 method = __connman_ipconfig_get_method(service->ipconfig_ipv4);
4454                 if (method == CONNMAN_IPCONFIG_METHOD_OFF ||
4455                                 method == CONNMAN_IPCONFIG_METHOD_UNKNOWN) {
4456                         service->state_ipv4 = CONNMAN_SERVICE_STATE_IDLE;
4457                         ret = service_indicate_state(service);
4458                 }
4459
4460         } else if (type == CONNMAN_IPCONFIG_TYPE_IPV6) {
4461                 enum connman_ipconfig_method method;
4462                 method = __connman_ipconfig_get_method(service->ipconfig_ipv6);
4463                 if (method == CONNMAN_IPCONFIG_METHOD_OFF ||
4464                                 method == CONNMAN_IPCONFIG_METHOD_UNKNOWN) {
4465                         service->state_ipv6 = CONNMAN_SERVICE_STATE_IDLE;
4466                         ret = service_indicate_state(service);
4467                 }
4468         }
4469
4470         return ret;
4471 }
4472
4473 int __connman_service_request_login(struct connman_service *service)
4474 {
4475         DBG("service %p", service);
4476
4477         if (service == NULL)
4478                 return -EINVAL;
4479
4480         service->login_required = TRUE;
4481         login_changed(service);
4482
4483         return 0;
4484 }
4485
4486 static connman_bool_t prepare_network(struct connman_service *service)
4487 {
4488         enum connman_network_type type;
4489         unsigned int ssid_len;
4490
4491         type = connman_network_get_type(service->network);
4492
4493         switch (type) {
4494         case CONNMAN_NETWORK_TYPE_UNKNOWN:
4495         case CONNMAN_NETWORK_TYPE_VENDOR:
4496                 return FALSE;
4497         case CONNMAN_NETWORK_TYPE_WIFI:
4498                 if (connman_network_get_blob(service->network, "WiFi.SSID",
4499                                                         &ssid_len) == NULL)
4500                         return FALSE;
4501
4502                 if (service->passphrase != NULL)
4503                         connman_network_set_string(service->network,
4504                                 "WiFi.Passphrase", service->passphrase);
4505                 break;
4506         case CONNMAN_NETWORK_TYPE_ETHERNET:
4507         case CONNMAN_NETWORK_TYPE_WIMAX:
4508         case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
4509         case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
4510         case CONNMAN_NETWORK_TYPE_CELLULAR:
4511                 break;
4512         }
4513
4514         return TRUE;
4515 }
4516
4517 static void prepare_8021x(struct connman_service *service)
4518 {
4519         if (service->eap != NULL)
4520                 connman_network_set_string(service->network, "WiFi.EAP",
4521                                                                 service->eap);
4522
4523         if (service->identity != NULL)
4524                 connman_network_set_string(service->network, "WiFi.Identity",
4525                                                         service->identity);
4526
4527         if (service->ca_cert_file != NULL)
4528                 connman_network_set_string(service->network, "WiFi.CACertFile",
4529                                                         service->ca_cert_file);
4530
4531         if (service->client_cert_file != NULL)
4532                 connman_network_set_string(service->network,
4533                                                 "WiFi.ClientCertFile",
4534                                                 service->client_cert_file);
4535
4536         if (service->private_key_file != NULL)
4537                 connman_network_set_string(service->network,
4538                                                 "WiFi.PrivateKeyFile",
4539                                                 service->private_key_file);
4540
4541         if (service->private_key_passphrase != NULL)
4542                 connman_network_set_string(service->network,
4543                                         "WiFi.PrivateKeyPassphrase",
4544                                         service->private_key_passphrase);
4545
4546         if (service->phase2 != NULL)
4547                 connman_network_set_string(service->network, "WiFi.Phase2",
4548                                                         service->phase2);
4549 }
4550
4551 static int service_connect(struct connman_service *service)
4552 {
4553         int err;
4554
4555         if (service->hidden == TRUE)
4556                 return -EPERM;
4557
4558         switch (service->type) {
4559         case CONNMAN_SERVICE_TYPE_UNKNOWN:
4560         case CONNMAN_SERVICE_TYPE_SYSTEM:
4561         case CONNMAN_SERVICE_TYPE_GPS:
4562         case CONNMAN_SERVICE_TYPE_GADGET:
4563                 return -EINVAL;
4564         case CONNMAN_SERVICE_TYPE_ETHERNET:
4565         case CONNMAN_SERVICE_TYPE_WIMAX:
4566         case CONNMAN_SERVICE_TYPE_BLUETOOTH:
4567         case CONNMAN_SERVICE_TYPE_CELLULAR:
4568         case CONNMAN_SERVICE_TYPE_VPN:
4569                 break;
4570         case CONNMAN_SERVICE_TYPE_WIFI:
4571                 switch (service->security) {
4572                 case CONNMAN_SERVICE_SECURITY_UNKNOWN:
4573                 case CONNMAN_SERVICE_SECURITY_NONE:
4574                         break;
4575                 case CONNMAN_SERVICE_SECURITY_WEP:
4576                 case CONNMAN_SERVICE_SECURITY_PSK:
4577                 case CONNMAN_SERVICE_SECURITY_WPA:
4578                 case CONNMAN_SERVICE_SECURITY_RSN:
4579                         if (service->passphrase == NULL) {
4580                                 if (service->network == NULL)
4581                                         return -EOPNOTSUPP;
4582
4583                                 if (service->wps == FALSE ||
4584                                         connman_network_get_bool(
4585                                                         service->network,
4586                                                         "WiFi.UseWPS") == FALSE)
4587                                         return -ENOKEY;
4588                         }
4589                         break;
4590                 case CONNMAN_SERVICE_SECURITY_8021X:
4591                         if (service->eap == NULL)
4592                                 return -EINVAL;
4593
4594                         /*
4595                          * never request credentials if using EAP-TLS
4596                          * (EAP-TLS networks need to be fully provisioned)
4597                          */
4598                         if (g_str_equal(service->eap, "tls") == TRUE)
4599                                 break;
4600
4601                         /*
4602                          * Return -ENOKEY if either identity or passphrase is
4603                          * missing. Agent provided credentials can be used as
4604                          * fallback if needed.
4605                          */
4606                         if ((service->identity == NULL &&
4607                                         service->agent_identity == NULL) ||
4608                                         (service->passphrase == NULL &&
4609                                         service->agent_passphrase == NULL))
4610                                 return -ENOKEY;
4611
4612                         break;
4613                 }
4614                 break;
4615         }
4616
4617         if (service->network != NULL) {
4618                 if (prepare_network(service) == FALSE)
4619                         return -EINVAL;
4620
4621                 switch (service->security) {
4622                 case CONNMAN_SERVICE_SECURITY_UNKNOWN:
4623                 case CONNMAN_SERVICE_SECURITY_NONE:
4624                 case CONNMAN_SERVICE_SECURITY_WEP:
4625                 case CONNMAN_SERVICE_SECURITY_PSK:
4626                 case CONNMAN_SERVICE_SECURITY_WPA:
4627                 case CONNMAN_SERVICE_SECURITY_RSN:
4628                         break;
4629                 case CONNMAN_SERVICE_SECURITY_8021X:
4630                         prepare_8021x(service);
4631                         break;
4632                 }
4633
4634                 if (__connman_stats_service_register(service) == 0) {
4635                         __connman_stats_get(service, FALSE,
4636                                                 &service->stats.data);
4637                         __connman_stats_get(service, TRUE,
4638                                                 &service->stats_roaming.data);
4639                 }
4640
4641                 if (service->ipconfig_ipv4)
4642                         __connman_ipconfig_enable(service->ipconfig_ipv4);
4643                 if (service->ipconfig_ipv6)
4644                         __connman_ipconfig_enable(service->ipconfig_ipv6);
4645
4646                 err = __connman_network_connect(service->network);
4647         } else if (service->type == CONNMAN_SERVICE_TYPE_VPN &&
4648                                         service->provider != NULL)
4649                 err = __connman_provider_connect(service->provider);
4650         else
4651                 return -EOPNOTSUPP;
4652
4653         if (err < 0) {
4654                 if (err != -EINPROGRESS) {
4655                         __connman_ipconfig_disable(service->ipconfig_ipv4);
4656                         __connman_ipconfig_disable(service->ipconfig_ipv6);
4657                         __connman_stats_service_unregister(service);
4658                 }
4659         }
4660
4661         return err;
4662 }
4663
4664
4665 int __connman_service_connect(struct connman_service *service)
4666 {
4667         int err;
4668
4669         DBG("service %p state %s", service, state2string(service->state));
4670
4671         if (is_connected(service) == TRUE)
4672                 return -EISCONN;
4673
4674         if (is_connecting(service) == TRUE)
4675                 return -EALREADY;
4676
4677         switch (service->type) {
4678         case CONNMAN_SERVICE_TYPE_UNKNOWN:
4679         case CONNMAN_SERVICE_TYPE_SYSTEM:
4680         case CONNMAN_SERVICE_TYPE_GPS:
4681         case CONNMAN_SERVICE_TYPE_GADGET:
4682                 return -EINVAL;
4683         default:
4684                 err = service_connect(service);
4685         }
4686
4687         if (err >= 0)
4688                 return 0;
4689
4690         if (err == -EINPROGRESS) {
4691                 if (service->timeout == 0)
4692                         service->timeout = g_timeout_add_seconds(
4693                                 CONNECT_TIMEOUT, connect_timeout, service);
4694
4695                 return -EINPROGRESS;
4696         }
4697
4698         __connman_service_ipconfig_indicate_state(service,
4699                                         CONNMAN_SERVICE_STATE_FAILURE,
4700                                         CONNMAN_IPCONFIG_TYPE_IPV4);
4701         __connman_service_ipconfig_indicate_state(service,
4702                                         CONNMAN_SERVICE_STATE_FAILURE,
4703                                         CONNMAN_IPCONFIG_TYPE_IPV6);
4704
4705         if (service->network != NULL)
4706                 __connman_network_disconnect(service->network);
4707         else if (service->type == CONNMAN_SERVICE_TYPE_VPN &&
4708                                 service->provider != NULL)
4709                         __connman_provider_disconnect(service->provider);
4710
4711         if (service->userconnect == TRUE) {
4712                 if (err == -ENOKEY || err == -EPERM) {
4713                         if (__connman_agent_request_passphrase_input(service,
4714                                                         request_input_cb,
4715                                                         NULL) == -EIO)
4716                                 return -EINPROGRESS;
4717                 }
4718                 reply_pending(service, err);
4719         }
4720
4721         return err;
4722 }
4723
4724 int __connman_service_disconnect(struct connman_service *service)
4725 {
4726         int err;
4727
4728         DBG("service %p", service);
4729
4730         if (service->network != NULL) {
4731                 err = __connman_network_disconnect(service->network);
4732         } else if (service->type == CONNMAN_SERVICE_TYPE_VPN &&
4733                                         service->provider != NULL)
4734                 err = __connman_provider_disconnect(service->provider);
4735         else
4736                 return -EOPNOTSUPP;
4737
4738         if (err < 0 && err != -EINPROGRESS)
4739                 return err;
4740
4741         __connman_6to4_remove(service->ipconfig_ipv4);
4742
4743         if (service->ipconfig_ipv4)
4744                 __connman_ipconfig_set_proxy_autoconfig(service->ipconfig_ipv4,
4745                                                         NULL);
4746         else
4747                 __connman_ipconfig_set_proxy_autoconfig(service->ipconfig_ipv6,
4748                                                         NULL);
4749
4750         __connman_ipconfig_address_remove(service->ipconfig_ipv4);
4751         __connman_ipconfig_address_remove(service->ipconfig_ipv6);
4752
4753         __connman_ipconfig_disable(service->ipconfig_ipv4);
4754         __connman_ipconfig_disable(service->ipconfig_ipv6);
4755
4756         __connman_stats_service_unregister(service);
4757
4758         return err;
4759 }
4760
4761 int __connman_service_disconnect_all(void)
4762 {
4763         GSequenceIter *iter;
4764         GSList *services = NULL, *list;
4765
4766         DBG("");
4767
4768         iter = g_sequence_get_begin_iter(service_list);
4769
4770         while (g_sequence_iter_is_end(iter) == FALSE) {
4771                 struct connman_service *service = g_sequence_get(iter);
4772
4773                 services = g_slist_prepend(services, service);
4774
4775                 iter = g_sequence_iter_next(iter);
4776         }
4777
4778         for (list = services; list != NULL; list = list->next) {
4779                 struct connman_service *service = list->data;
4780
4781                 service->ignore = TRUE;
4782
4783                 set_reconnect_state(service, FALSE);
4784
4785                 __connman_service_disconnect(service);
4786         }
4787
4788         g_slist_free(list);
4789
4790         return 0;
4791
4792 }
4793
4794 /**
4795  * lookup_by_identifier:
4796  * @identifier: service identifier
4797  *
4798  * Look up a service by identifier (reference count will not be increased)
4799  */
4800 static struct connman_service *lookup_by_identifier(const char *identifier)
4801 {
4802         GSequenceIter *iter;
4803
4804         iter = g_hash_table_lookup(service_hash, identifier);
4805         if (iter != NULL)
4806                 return g_sequence_get(iter);
4807
4808         return NULL;
4809 }
4810
4811 static void provision_changed(gpointer value, gpointer user_data)
4812 {
4813         struct connman_service *service = value;
4814         char *path = user_data;
4815
4816         __connman_config_provision_service_ident(service, path);
4817 }
4818
4819 void __connman_service_provision_changed(const char *ident)
4820 {
4821         g_sequence_foreach(service_list, provision_changed, (void *)ident);
4822 }
4823
4824 /**
4825  * __connman_service_get:
4826  * @identifier: service identifier
4827  *
4828  * Look up a service by identifier or create a new one if not found
4829  */
4830 static struct connman_service *service_get(const char *identifier)
4831 {
4832         struct connman_service *service;
4833         GSequenceIter *iter;
4834
4835         iter = g_hash_table_lookup(service_hash, identifier);
4836         if (iter != NULL) {
4837                 service = g_sequence_get(iter);
4838                 if (service != NULL)
4839                         connman_service_ref(service);
4840                 return service;
4841         }
4842
4843         service = connman_service_create();
4844         if (service == NULL)
4845                 return NULL;
4846
4847         DBG("service %p", service);
4848
4849         service->identifier = g_strdup(identifier);
4850
4851         iter = g_sequence_insert_sorted(service_list, service,
4852                                                 service_compare, NULL);
4853
4854         g_hash_table_insert(service_hash, service->identifier, iter);
4855
4856         return service;
4857 }
4858
4859 static int service_register(struct connman_service *service)
4860 {
4861         GSequenceIter *iter;
4862
4863         DBG("service %p", service);
4864
4865         if (service->path != NULL)
4866                 return -EALREADY;
4867
4868         service->path = g_strdup_printf("%s/service/%s", CONNMAN_PATH,
4869                                                 service->identifier);
4870
4871         DBG("path %s", service->path);
4872
4873         __connman_config_provision_service(service);
4874
4875         service_load(service);
4876
4877         g_dbus_register_interface(connection, service->path,
4878                                         CONNMAN_SERVICE_INTERFACE,
4879                                         service_methods, service_signals,
4880                                                         NULL, service, NULL);
4881
4882         iter = g_hash_table_lookup(service_hash, service->identifier);
4883         if (iter != NULL)
4884                 g_sequence_sort_changed(iter, service_compare, NULL);
4885
4886         services_changed(TRUE);
4887
4888         return 0;
4889 }
4890
4891 static void service_up(struct connman_ipconfig *ipconfig)
4892 {
4893         struct connman_service *service = connman_ipconfig_get_data(ipconfig);
4894
4895         DBG("%s up", connman_ipconfig_get_ifname(ipconfig));
4896
4897         link_changed(service);
4898
4899         service->stats.valid = FALSE;
4900         service->stats_roaming.valid = FALSE;
4901 }
4902
4903 static void service_down(struct connman_ipconfig *ipconfig)
4904 {
4905         DBG("%s down", connman_ipconfig_get_ifname(ipconfig));
4906 }
4907
4908 static void service_lower_up(struct connman_ipconfig *ipconfig)
4909 {
4910         struct connman_service *service = connman_ipconfig_get_data(ipconfig);
4911
4912         DBG("%s lower up", connman_ipconfig_get_ifname(ipconfig));
4913
4914         stats_start(service);
4915 }
4916
4917 static void service_lower_down(struct connman_ipconfig *ipconfig)
4918 {
4919         struct connman_service *service = connman_ipconfig_get_data(ipconfig);
4920
4921         DBG("%s lower down", connman_ipconfig_get_ifname(ipconfig));
4922
4923         stats_stop(service);
4924         service_save(service);
4925 }
4926
4927 static void service_ip_bound(struct connman_ipconfig *ipconfig)
4928 {
4929         struct connman_service *service = connman_ipconfig_get_data(ipconfig);
4930         enum connman_ipconfig_method method = CONNMAN_IPCONFIG_METHOD_UNKNOWN;
4931         enum connman_ipconfig_type type = CONNMAN_IPCONFIG_TYPE_UNKNOWN;
4932
4933         DBG("%s ip bound", connman_ipconfig_get_ifname(ipconfig));
4934
4935         type = __connman_ipconfig_get_config_type(ipconfig);
4936         method = __connman_ipconfig_get_method(ipconfig);
4937
4938         DBG("service %p ipconfig %p type %d method %d", service, ipconfig,
4939                                                         type, method);
4940
4941         if (type == CONNMAN_IPCONFIG_TYPE_IPV6 &&
4942                         method == CONNMAN_IPCONFIG_METHOD_AUTO)
4943                 __connman_service_ipconfig_indicate_state(service,
4944                                                 CONNMAN_SERVICE_STATE_READY,
4945                                                 CONNMAN_IPCONFIG_TYPE_IPV6);
4946
4947         settings_changed(service, ipconfig);
4948 }
4949
4950 static void service_ip_release(struct connman_ipconfig *ipconfig)
4951 {
4952         struct connman_service *service = connman_ipconfig_get_data(ipconfig);
4953         enum connman_ipconfig_method method = CONNMAN_IPCONFIG_METHOD_UNKNOWN;
4954         enum connman_ipconfig_type type = CONNMAN_IPCONFIG_TYPE_UNKNOWN;
4955
4956         DBG("%s ip release", connman_ipconfig_get_ifname(ipconfig));
4957
4958         type = __connman_ipconfig_get_config_type(ipconfig);
4959         method = __connman_ipconfig_get_method(ipconfig);
4960
4961         DBG("service %p ipconfig %p type %d method %d", service, ipconfig,
4962                                                         type, method);
4963
4964         if (type == CONNMAN_IPCONFIG_TYPE_IPV6 &&
4965                         method == CONNMAN_IPCONFIG_METHOD_OFF)
4966                 __connman_service_ipconfig_indicate_state(service,
4967                                         CONNMAN_SERVICE_STATE_DISCONNECT,
4968                                         CONNMAN_IPCONFIG_TYPE_IPV6);
4969
4970         if (type == CONNMAN_IPCONFIG_TYPE_IPV4 &&
4971                         method == CONNMAN_IPCONFIG_METHOD_OFF)
4972                 __connman_service_ipconfig_indicate_state(service,
4973                                         CONNMAN_SERVICE_STATE_DISCONNECT,
4974                                         CONNMAN_IPCONFIG_TYPE_IPV4);
4975
4976         settings_changed(service, ipconfig);
4977 }
4978
4979 static const struct connman_ipconfig_ops service_ops = {
4980         .up             = service_up,
4981         .down           = service_down,
4982         .lower_up       = service_lower_up,
4983         .lower_down     = service_lower_down,
4984         .ip_bound       = service_ip_bound,
4985         .ip_release     = service_ip_release,
4986 };
4987
4988 static void setup_ip4config(struct connman_service *service, int index,
4989                         enum connman_ipconfig_method method)
4990 {
4991         service->ipconfig_ipv4 = connman_ipconfig_create(index,
4992                                                 CONNMAN_IPCONFIG_TYPE_IPV4);
4993         if (service->ipconfig_ipv4 == NULL)
4994                 return;
4995
4996         connman_ipconfig_set_method(service->ipconfig_ipv4, method);
4997
4998         connman_ipconfig_set_data(service->ipconfig_ipv4, service);
4999
5000         connman_ipconfig_set_ops(service->ipconfig_ipv4, &service_ops);
5001 }
5002
5003 static void setup_ip6config(struct connman_service *service, int index)
5004 {
5005         service->ipconfig_ipv6 = connman_ipconfig_create(index,
5006                                                 CONNMAN_IPCONFIG_TYPE_IPV6);
5007         if (service->ipconfig_ipv6 == NULL)
5008                 return;
5009
5010         connman_ipconfig_set_data(service->ipconfig_ipv6, service);
5011
5012         connman_ipconfig_set_ops(service->ipconfig_ipv6, &service_ops);
5013 }
5014
5015 void __connman_service_read_ip4config(struct connman_service *service)
5016 {
5017         GKeyFile *keyfile;
5018
5019         if (service->ipconfig_ipv4 == NULL)
5020                 return;
5021
5022         keyfile = connman_storage_load_service(service->identifier);
5023         if (keyfile == NULL)
5024                 return;
5025
5026         __connman_ipconfig_load(service->ipconfig_ipv4, keyfile,
5027                                 service->identifier, "IPv4.");
5028
5029         g_key_file_free(keyfile);
5030 }
5031
5032 void __connman_service_create_ip4config(struct connman_service *service,
5033                                         int index)
5034 {
5035         DBG("ipv4 %p", service->ipconfig_ipv4);
5036
5037         if (service->ipconfig_ipv4 != NULL)
5038                 return;
5039
5040         setup_ip4config(service, index, CONNMAN_IPCONFIG_METHOD_DHCP);
5041         __connman_service_read_ip4config(service);
5042 }
5043
5044 void __connman_service_read_ip6config(struct connman_service *service)
5045 {
5046         GKeyFile *keyfile;
5047
5048         if (service->ipconfig_ipv6 == NULL)
5049                 return;
5050
5051         keyfile = connman_storage_load_service(service->identifier);
5052         if (keyfile == NULL)
5053                 return;
5054
5055         __connman_ipconfig_load(service->ipconfig_ipv6, keyfile,
5056                                 service->identifier, "IPv6.");
5057
5058         g_key_file_free(keyfile);
5059 }
5060
5061 void __connman_service_create_ip6config(struct connman_service *service,
5062                                                                 int index)
5063 {
5064         DBG("ipv6 %p", service->ipconfig_ipv6);
5065
5066         if (service->ipconfig_ipv6 != NULL)
5067                 return;
5068
5069         setup_ip6config(service, index);
5070
5071         __connman_service_read_ip6config(service);
5072 }
5073
5074 /**
5075  * __connman_service_lookup_from_network:
5076  * @network: network structure
5077  *
5078  * Look up a service by network (reference count will not be increased)
5079  */
5080 struct connman_service *__connman_service_lookup_from_network(struct connman_network *network)
5081 {
5082         struct connman_service *service;
5083         const char *ident, *group;
5084         char *name;
5085
5086         DBG("network %p", network);
5087
5088         if (network == NULL)
5089                 return NULL;
5090
5091         ident = __connman_network_get_ident(network);
5092         if (ident == NULL)
5093                 return NULL;
5094
5095         group = connman_network_get_group(network);
5096         if (group == NULL)
5097                 return NULL;
5098
5099         name = g_strdup_printf("%s_%s_%s",
5100                         __connman_network_get_type(network), ident, group);
5101         service = lookup_by_identifier(name);
5102         g_free(name);
5103
5104         return service;
5105 }
5106
5107 struct connman_service *__connman_service_lookup_from_index(int index)
5108 {
5109         struct connman_service *service;
5110         GSequenceIter *iter;
5111
5112         iter = g_sequence_get_begin_iter(service_list);
5113
5114         while (g_sequence_iter_is_end(iter) == FALSE) {
5115                 service = g_sequence_get(iter);
5116
5117                 if (connman_ipconfig_get_index(service->ipconfig_ipv4)
5118                                                         == index)
5119                         return service;
5120
5121                 if (connman_ipconfig_get_index(service->ipconfig_ipv6)
5122                                                         == index)
5123                         return service;
5124
5125                 iter = g_sequence_iter_next(iter);
5126         }
5127
5128         return NULL;
5129 }
5130
5131 const char *__connman_service_get_ident(struct connman_service *service)
5132 {
5133         return service->identifier;
5134 }
5135
5136 const char *__connman_service_get_path(struct connman_service *service)
5137 {
5138         return service->path;
5139 }
5140
5141 unsigned int __connman_service_get_order(struct connman_service *service)
5142 {
5143         GSequenceIter *iter;
5144
5145         if (service == NULL)
5146                 return 0;
5147
5148         if (service->favorite == FALSE) {
5149                 service->order = 0;
5150                 goto done;
5151         }
5152
5153         iter = g_hash_table_lookup(service_hash, service->identifier);
5154         if (iter != NULL) {
5155                 if (g_sequence_iter_get_position(iter) == 0)
5156                         service->order = 1;
5157                 else if (service->type == CONNMAN_SERVICE_TYPE_VPN)
5158                         service->order = 10;
5159                 else
5160                         service->order = 0;
5161         }
5162
5163 done:
5164         return service->order;
5165 }
5166
5167 static enum connman_service_type convert_network_type(struct connman_network *network)
5168 {
5169         enum connman_network_type type = connman_network_get_type(network);
5170
5171         switch (type) {
5172         case CONNMAN_NETWORK_TYPE_UNKNOWN:
5173         case CONNMAN_NETWORK_TYPE_VENDOR:
5174                 break;
5175         case CONNMAN_NETWORK_TYPE_ETHERNET:
5176                 return CONNMAN_SERVICE_TYPE_ETHERNET;
5177         case CONNMAN_NETWORK_TYPE_WIFI:
5178                 return CONNMAN_SERVICE_TYPE_WIFI;
5179         case CONNMAN_NETWORK_TYPE_WIMAX:
5180                 return CONNMAN_SERVICE_TYPE_WIMAX;
5181         case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
5182         case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
5183                 return CONNMAN_SERVICE_TYPE_BLUETOOTH;
5184         case CONNMAN_NETWORK_TYPE_CELLULAR:
5185                 return CONNMAN_SERVICE_TYPE_CELLULAR;
5186         }
5187
5188         return CONNMAN_SERVICE_TYPE_UNKNOWN;
5189 }
5190
5191 static enum connman_service_security convert_wifi_security(const char *security)
5192 {
5193         if (security == NULL)
5194                 return CONNMAN_SERVICE_SECURITY_UNKNOWN;
5195         else if (g_str_equal(security, "none") == TRUE)
5196                 return CONNMAN_SERVICE_SECURITY_NONE;
5197         else if (g_str_equal(security, "wep") == TRUE)
5198                 return CONNMAN_SERVICE_SECURITY_WEP;
5199         else if (g_str_equal(security, "psk") == TRUE)
5200                 return CONNMAN_SERVICE_SECURITY_PSK;
5201         else if (g_str_equal(security, "ieee8021x") == TRUE)
5202                 return CONNMAN_SERVICE_SECURITY_8021X;
5203         else if (g_str_equal(security, "wpa") == TRUE)
5204                 return CONNMAN_SERVICE_SECURITY_WPA;
5205         else if (g_str_equal(security, "rsn") == TRUE)
5206                 return CONNMAN_SERVICE_SECURITY_RSN;
5207         else
5208                 return CONNMAN_SERVICE_SECURITY_UNKNOWN;
5209 }
5210
5211 static void update_from_network(struct connman_service *service,
5212                                         struct connman_network *network)
5213 {
5214         connman_uint8_t strength = service->strength;
5215         GSequenceIter *iter;
5216         const char *str;
5217
5218         DBG("service %p network %p", service, network);
5219
5220         if (is_connected(service) == TRUE)
5221                 return;
5222
5223         if (is_connecting(service) == TRUE)
5224                 return;
5225
5226         str = connman_network_get_string(network, "Name");
5227         if (str != NULL) {
5228                 g_free(service->name);
5229                 service->name = g_strdup(str);
5230                 service->hidden = FALSE;
5231         } else {
5232                 g_free(service->name);
5233                 service->name = NULL;
5234                 service->hidden = TRUE;
5235         }
5236
5237         service->strength = connman_network_get_strength(network);
5238         service->roaming = connman_network_get_bool(network, "Roaming");
5239
5240         if (service->strength == 0) {
5241                 /*
5242                  * Filter out 0-values; it's unclear what they mean
5243                  * and they cause anomalous sorting of the priority list.
5244                  */
5245                 service->strength = strength;
5246         }
5247
5248         str = connman_network_get_string(network, "WiFi.Security");
5249         service->security = convert_wifi_security(str);
5250
5251         if (service->type == CONNMAN_SERVICE_TYPE_WIFI)
5252                 service->wps = connman_network_get_bool(network, "WiFi.WPS");
5253
5254         if (service->strength > strength && service->network != NULL) {
5255                 service->network = network;
5256
5257                 strength_changed(service);
5258         }
5259
5260         if (service->network == NULL)
5261                 service->network = network;
5262
5263         iter = g_hash_table_lookup(service_hash, service->identifier);
5264         if (iter != NULL)
5265                 g_sequence_sort_changed(iter, service_compare, NULL);
5266 }
5267
5268 /**
5269  * __connman_service_create_from_network:
5270  * @network: network structure
5271  *
5272  * Look up service by network and if not found, create one
5273  */
5274 struct connman_service * __connman_service_create_from_network(struct connman_network *network)
5275 {
5276         struct connman_service *service;
5277         struct connman_device *device;
5278         const char *ident, *group;
5279         char *name;
5280         int index;
5281
5282         DBG("network %p", network);
5283
5284         if (network == NULL)
5285                 return NULL;
5286
5287         ident = __connman_network_get_ident(network);
5288         if (ident == NULL)
5289                 return NULL;
5290
5291         group = connman_network_get_group(network);
5292         if (group == NULL)
5293                 return NULL;
5294
5295         name = g_strdup_printf("%s_%s_%s",
5296                         __connman_network_get_type(network), ident, group);
5297         service = service_get(name);
5298         g_free(name);
5299
5300         if (service == NULL)
5301                 return NULL;
5302
5303         if (__connman_network_get_weakness(network) == TRUE)
5304                 return service;
5305
5306         if (service->path != NULL) {
5307                 update_from_network(service, network);
5308                 services_changed(TRUE);
5309                 return service;
5310         }
5311
5312         service->type = convert_network_type(network);
5313
5314         switch (service->type) {
5315         case CONNMAN_SERVICE_TYPE_UNKNOWN:
5316         case CONNMAN_SERVICE_TYPE_SYSTEM:
5317         case CONNMAN_SERVICE_TYPE_ETHERNET:
5318         case CONNMAN_SERVICE_TYPE_WIMAX:
5319         case CONNMAN_SERVICE_TYPE_BLUETOOTH:
5320         case CONNMAN_SERVICE_TYPE_GPS:
5321         case CONNMAN_SERVICE_TYPE_VPN:
5322         case CONNMAN_SERVICE_TYPE_GADGET:
5323                 service->autoconnect = FALSE;
5324                 break;
5325         case CONNMAN_SERVICE_TYPE_WIFI:
5326         case CONNMAN_SERVICE_TYPE_CELLULAR:
5327                 service->autoconnect = TRUE;
5328                 break;
5329         }
5330
5331         service->state_ipv4 = service->state_ipv6 = CONNMAN_SERVICE_STATE_IDLE;
5332         service->state = combine_state(service->state_ipv4, service->state_ipv6);
5333
5334         update_from_network(service, network);
5335
5336         index = connman_network_get_index(network);
5337
5338         if (service->ipconfig_ipv4 == NULL)
5339                 setup_ip4config(service, index, CONNMAN_IPCONFIG_METHOD_DHCP);
5340
5341         if (service->ipconfig_ipv6 == NULL)
5342                 setup_ip6config(service, index);
5343
5344         service_register(service);
5345
5346         if (service->favorite == TRUE) {
5347                 device = connman_network_get_device(service->network);
5348                 if (device && __connman_device_scanning(device) == FALSE)
5349                         __connman_service_auto_connect();
5350         }
5351
5352         __connman_notifier_service_add(service, service->name);
5353
5354         return service;
5355 }
5356
5357 void __connman_service_update_from_network(struct connman_network *network)
5358 {
5359         connman_bool_t need_sort = FALSE;
5360         struct connman_service *service;
5361         connman_uint8_t strength;
5362         connman_bool_t roaming;
5363         GSequenceIter *iter;
5364         const char *name;
5365         connman_bool_t stats_enable;
5366
5367         DBG("network %p", network);
5368
5369         service = __connman_service_lookup_from_network(network);
5370         if (service == NULL)
5371                 return;
5372
5373         if (service->network == NULL)
5374                 return;
5375
5376         name = connman_network_get_string(service->network, "Name");
5377         if (g_strcmp0(service->name, name) != 0) {
5378                 g_free(service->name);
5379                 service->name = g_strdup(name);
5380                 connman_dbus_property_changed_basic(service->path,
5381                                 CONNMAN_SERVICE_INTERFACE, "Name",
5382                                 DBUS_TYPE_STRING, &service->name);
5383         }
5384
5385         if (service->type == CONNMAN_SERVICE_TYPE_WIFI)
5386                 service->wps = connman_network_get_bool(network, "WiFi.WPS");
5387
5388         strength = connman_network_get_strength(service->network);
5389         if (strength == service->strength)
5390                 goto roaming;
5391
5392         service->strength = strength;
5393         need_sort = TRUE;
5394
5395         strength_changed(service);
5396
5397 roaming:
5398         roaming = connman_network_get_bool(service->network, "Roaming");
5399         if (roaming == service->roaming)
5400                 goto sorting;
5401
5402         stats_enable = stats_enabled(service);
5403         if (stats_enable == TRUE)
5404                 stats_stop(service);
5405
5406         service->roaming = roaming;
5407         need_sort = TRUE;
5408
5409         if (stats_enable == TRUE)
5410                 stats_start(service);
5411
5412         roaming_changed(service);
5413
5414 sorting:
5415         if (need_sort == TRUE) {
5416                 iter = g_hash_table_lookup(service_hash, service->identifier);
5417                 if (iter != NULL)
5418                         g_sequence_sort_changed(iter, service_compare, NULL);
5419         }
5420 }
5421
5422 void __connman_service_remove_from_network(struct connman_network *network)
5423 {
5424         struct connman_service *service;
5425
5426         DBG("network %p", network);
5427
5428         service = __connman_service_lookup_from_network(network);
5429         if (service == NULL)
5430                 return;
5431
5432         __connman_connection_gateway_remove(service,
5433                                         CONNMAN_IPCONFIG_TYPE_ALL);
5434
5435         __connman_service_put(service);
5436 }
5437
5438 /**
5439  * __connman_service_create_from_provider:
5440  * @provider: provider structure
5441  *
5442  * Look up service by provider and if not found, create one
5443  */
5444 struct connman_service *
5445 __connman_service_create_from_provider(struct connman_provider *provider)
5446 {
5447         struct connman_service *service;
5448         const char *ident, *str;
5449         char *name;
5450         int index = connman_provider_get_index(provider);
5451
5452         DBG("provider %p", provider);
5453
5454         ident = __connman_provider_get_ident(provider);
5455         if (ident == NULL)
5456                 return NULL;
5457
5458         name = g_strdup_printf("vpn_%s", ident);
5459         service = service_get(name);
5460         g_free(name);
5461
5462         if (service == NULL)
5463                 return NULL;
5464
5465         service->type = CONNMAN_SERVICE_TYPE_VPN;
5466         service->provider = connman_provider_ref(provider);
5467         service->autoconnect = FALSE;
5468         service->userconnect = TRUE;
5469
5470         service->state_ipv4 = service->state_ipv6 = CONNMAN_SERVICE_STATE_IDLE;
5471
5472         str = connman_provider_get_string(provider, "Name");
5473         if (str != NULL) {
5474                 g_free(service->name);
5475                 service->name = g_strdup(str);
5476                 service->hidden = FALSE;
5477         } else {
5478                 g_free(service->name);
5479                 service->name = NULL;
5480                 service->hidden = TRUE;
5481         }
5482
5483         service->strength = 0;
5484
5485         if (service->ipconfig_ipv4 == NULL)
5486                 setup_ip4config(service, index, CONNMAN_IPCONFIG_METHOD_MANUAL);
5487
5488         if (service->ipconfig_ipv6 == NULL)
5489                 setup_ip6config(service, index);
5490
5491         service_register(service);
5492
5493         __connman_notifier_service_add(service, service->name);
5494
5495         return service;
5496 }
5497
5498 int __connman_service_init(void)
5499 {
5500         DBG("");
5501
5502         connection = connman_dbus_get_connection();
5503
5504         service_hash = g_hash_table_new_full(g_str_hash, g_str_equal,
5505                                                                 NULL, NULL);
5506
5507         service_list = g_sequence_new(service_free);
5508
5509         return 0;
5510 }
5511
5512 void __connman_service_cleanup(void)
5513 {
5514         GSequence *list;
5515
5516         DBG("");
5517
5518         list = service_list;
5519         service_list = NULL;
5520         g_sequence_free(list);
5521
5522         g_hash_table_destroy(service_hash);
5523         service_hash = NULL;
5524
5525         g_slist_free(counter_list);
5526         counter_list = NULL;
5527
5528         dbus_connection_unref(connection);
5529 }