src/service.c

   1 /*
   2  *
   3  *  Connection Manager
   4  *
   5  *  Copyright (C) 2007-2014  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 #include <ctype.h>
  32 #include <stdint.h>
  33
  34 #include <connman/storage.h>
  35 #include <connman/setting.h>
  36 #include <connman/agent.h>
  37
  38 #include "src/shared/util.h"
  39
  40 #include "connman.h"
  41
  42 #define CONNECT_TIMEOUT         120
  43
  44 #define VPN_AUTOCONNECT_TIMEOUT_DEFAULT 1
  45 #define VPN_AUTOCONNECT_TIMEOUT_STEP 30
  46 #define VPN_AUTOCONNECT_TIMEOUT_ATTEMPTS_THRESHOLD 270
  47
  48 static DBusConnection *connection = NULL;
  49
  50 static GList *service_list = NULL;
  51 static GHashTable *service_hash = NULL;
  52 static GSList *counter_list = NULL;
  53 static unsigned int autoconnect_id = 0;
  54 static unsigned int vpn_autoconnect_id = 0;
  55 static struct connman_service *current_default = NULL;
  56 static bool services_dirty = false;
  57 static bool enable_online_to_ready_transition = false;
  58 static unsigned int online_check_initial_interval = 0;
  59 static unsigned int online_check_max_interval = 0;
  60
  61 struct connman_stats {
  62         bool valid;
  63         bool enabled;
  64         struct connman_stats_data data_last;
  65         struct connman_stats_data data;
  66         GTimer *timer;
  67 };
  68
  69 struct connman_stats_counter {
  70         bool append_all;
  71         struct connman_stats stats;
  72         struct connman_stats stats_roaming;
  73 };
  74
  75 struct connman_service {
  76         int refcount;
  77         char *identifier;
  78         char *path;
  79         enum connman_service_type type;
  80         enum connman_service_security security;
  81         enum connman_service_state state;
  82         enum connman_service_state state_ipv4;
  83         enum connman_service_state state_ipv6;
  84         enum connman_service_error error;
  85         enum connman_service_connect_reason connect_reason;
  86         uint8_t strength;
  87         bool favorite;
  88         bool immutable;
  89         bool hidden;
  90         bool ignore;
  91         bool autoconnect;
  92         struct timeval modified;
  93         unsigned int order;
  94         char *name;
  95         char *passphrase;
  96         bool roaming;
  97         struct connman_ipconfig *ipconfig_ipv4;
  98         struct connman_ipconfig *ipconfig_ipv6;
  99         struct connman_network *network;
 100         struct connman_provider *provider;
 101         char **nameservers;
 102         char **nameservers_config;
 103         char **nameservers_auto;
 104         int nameservers_timeout;
 105         char **domains;
 106         bool mdns;
 107         bool mdns_config;
 108         char *hostname;
 109         char *domainname;
 110         char **timeservers;
 111         char **timeservers_config;
 112         /* 802.1x settings from the config files */
 113         char *eap;
 114         char *identity;
 115         char *anonymous_identity;
 116         char *agent_identity;
 117         char *ca_cert_file;
 118         char *subject_match;
 119         char *altsubject_match;
 120         char *domain_suffix_match;
 121         char *domain_match;
 122         char *client_cert_file;
 123         char *private_key_file;
 124         char *private_key_passphrase;
 125         char *phase2;
 126         DBusMessage *pending;
 127         DBusMessage *provider_pending;
 128         guint timeout;
 129         struct connman_stats stats;
 130         struct connman_stats stats_roaming;
 131         GHashTable *counter_table;
 132         enum connman_service_proxy_method proxy;
 133         enum connman_service_proxy_method proxy_config;
 134         char **proxies;
 135         char **excludes;
 136         char *pac;
 137         bool wps;
 138         bool wps_advertizing;
 139         guint online_timeout;
 140         unsigned int online_check_interval_ipv4;
 141         unsigned int online_check_interval_ipv6;
 142         bool do_split_routing;
 143         bool new_service;
 144         bool hidden_service;
 145         char *config_file;
 146         char *config_entry;
 147 };
 148
 149 static bool allow_property_changed(struct connman_service *service);
 150
 151 static struct connman_ipconfig *create_ip4config(struct connman_service *service,
 152                 int index, enum connman_ipconfig_method method);
 153 static struct connman_ipconfig *create_ip6config(struct connman_service *service,
 154                 int index);
 155 static void dns_changed(struct connman_service *service);
 156 static void vpn_auto_connect(void);
 157
 158 struct find_data {
 159         const char *path;
 160         struct connman_service *service;
 161 };
 162
 163 static void compare_path(gpointer value, gpointer user_data)
 164 {
 165         struct connman_service *service = value;
 166         struct find_data *data = user_data;
 167
 168         if (data->service)
 169                 return;
 170
 171         if (g_strcmp0(service->path, data->path) == 0)
 172                 data->service = service;
 173 }
 174
 175 static struct connman_service *find_service(const char *path)
 176 {
 177         struct find_data data = { .path = path, .service = NULL };
 178
 179         DBG("path %s", path);
 180
 181         g_list_foreach(service_list, compare_path, &data);
 182
 183         return data.service;
 184 }
 185
 186 static const char *reason2string(enum connman_service_connect_reason reason)
 187 {
 188
 189         switch (reason) {
 190         case CONNMAN_SERVICE_CONNECT_REASON_NONE:
 191                 return "none";
 192         case CONNMAN_SERVICE_CONNECT_REASON_USER:
 193                 return "user";
 194         case CONNMAN_SERVICE_CONNECT_REASON_AUTO:
 195                 return "auto";
 196         case CONNMAN_SERVICE_CONNECT_REASON_SESSION:
 197                 return "session";
 198         case CONNMAN_SERVICE_CONNECT_REASON_NATIVE:
 199                 return "native";
 200         }
 201
 202         return "unknown";
 203 }
 204
 205 const char *__connman_service_type2string(enum connman_service_type type)
 206 {
 207         switch (type) {
 208         case CONNMAN_SERVICE_TYPE_UNKNOWN:
 209                 break;
 210         case CONNMAN_SERVICE_TYPE_SYSTEM:
 211                 return "system";
 212         case CONNMAN_SERVICE_TYPE_ETHERNET:
 213                 return "ethernet";
 214         case CONNMAN_SERVICE_TYPE_WIFI:
 215                 return "wifi";
 216         case CONNMAN_SERVICE_TYPE_BLUETOOTH:
 217                 return "bluetooth";
 218         case CONNMAN_SERVICE_TYPE_CELLULAR:
 219                 return "cellular";
 220         case CONNMAN_SERVICE_TYPE_GPS:
 221                 return "gps";
 222         case CONNMAN_SERVICE_TYPE_VPN:
 223                 return "vpn";
 224         case CONNMAN_SERVICE_TYPE_GADGET:
 225                 return "gadget";
 226         case CONNMAN_SERVICE_TYPE_P2P:
 227                 return "p2p";
 228         }
 229
 230         return NULL;
 231 }
 232
 233 enum connman_service_type __connman_service_string2type(const char *str)
 234 {
 235         if (!str)
 236                 return CONNMAN_SERVICE_TYPE_UNKNOWN;
 237
 238         if (strcmp(str, "ethernet") == 0)
 239                 return CONNMAN_SERVICE_TYPE_ETHERNET;
 240         if (strcmp(str, "gadget") == 0)
 241                 return CONNMAN_SERVICE_TYPE_GADGET;
 242         if (strcmp(str, "wifi") == 0)
 243                 return CONNMAN_SERVICE_TYPE_WIFI;
 244         if (strcmp(str, "cellular") == 0)
 245                 return CONNMAN_SERVICE_TYPE_CELLULAR;
 246         if (strcmp(str, "bluetooth") == 0)
 247                 return CONNMAN_SERVICE_TYPE_BLUETOOTH;
 248         if (strcmp(str, "vpn") == 0)
 249                 return CONNMAN_SERVICE_TYPE_VPN;
 250         if (strcmp(str, "gps") == 0)
 251                 return CONNMAN_SERVICE_TYPE_GPS;
 252         if (strcmp(str, "system") == 0)
 253                 return CONNMAN_SERVICE_TYPE_SYSTEM;
 254         if (strcmp(str, "p2p") == 0)
 255                 return CONNMAN_SERVICE_TYPE_P2P;
 256
 257         return CONNMAN_SERVICE_TYPE_UNKNOWN;
 258 }
 259
 260 enum connman_service_security __connman_service_string2security(const char *str)
 261 {
 262         if (!str)
 263                 return CONNMAN_SERVICE_SECURITY_UNKNOWN;
 264
 265         if (!strcmp(str, "psk"))
 266                 return CONNMAN_SERVICE_SECURITY_PSK;
 267         if (!strcmp(str, "ieee8021x") || !strcmp(str, "8021x"))
 268                 return CONNMAN_SERVICE_SECURITY_8021X;
 269         if (!strcmp(str, "none") || !strcmp(str, "open"))
 270                 return CONNMAN_SERVICE_SECURITY_NONE;
 271         if (!strcmp(str, "wep"))
 272                 return CONNMAN_SERVICE_SECURITY_WEP;
 273
 274         return CONNMAN_SERVICE_SECURITY_UNKNOWN;
 275 }
 276
 277 static const char *security2string(enum connman_service_security security)
 278 {
 279         switch (security) {
 280         case CONNMAN_SERVICE_SECURITY_UNKNOWN:
 281                 break;
 282         case CONNMAN_SERVICE_SECURITY_NONE:
 283                 return "none";
 284         case CONNMAN_SERVICE_SECURITY_WEP:
 285                 return "wep";
 286         case CONNMAN_SERVICE_SECURITY_PSK:
 287         case CONNMAN_SERVICE_SECURITY_WPA:
 288         case CONNMAN_SERVICE_SECURITY_RSN:
 289                 return "psk";
 290         case CONNMAN_SERVICE_SECURITY_8021X:
 291                 return "ieee8021x";
 292         }
 293
 294         return NULL;
 295 }
 296
 297 static const char *state2string(enum connman_service_state state)
 298 {
 299         switch (state) {
 300         case CONNMAN_SERVICE_STATE_UNKNOWN:
 301                 break;
 302         case CONNMAN_SERVICE_STATE_IDLE:
 303                 return "idle";
 304         case CONNMAN_SERVICE_STATE_ASSOCIATION:
 305                 return "association";
 306         case CONNMAN_SERVICE_STATE_CONFIGURATION:
 307                 return "configuration";
 308         case CONNMAN_SERVICE_STATE_READY:
 309                 return "ready";
 310         case CONNMAN_SERVICE_STATE_ONLINE:
 311                 return "online";
 312         case CONNMAN_SERVICE_STATE_DISCONNECT:
 313                 return "disconnect";
 314         case CONNMAN_SERVICE_STATE_FAILURE:
 315                 return "failure";
 316         }
 317
 318         return NULL;
 319 }
 320
 321 static const char *error2string(enum connman_service_error error)
 322 {
 323         switch (error) {
 324         case CONNMAN_SERVICE_ERROR_UNKNOWN:
 325                 break;
 326         case CONNMAN_SERVICE_ERROR_OUT_OF_RANGE:
 327                 return "out-of-range";
 328         case CONNMAN_SERVICE_ERROR_PIN_MISSING:
 329                 return "pin-missing";
 330         case CONNMAN_SERVICE_ERROR_DHCP_FAILED:
 331                 return "dhcp-failed";
 332         case CONNMAN_SERVICE_ERROR_CONNECT_FAILED:
 333                 return "connect-failed";
 334         case CONNMAN_SERVICE_ERROR_LOGIN_FAILED:
 335                 return "login-failed";
 336         case CONNMAN_SERVICE_ERROR_AUTH_FAILED:
 337                 return "auth-failed";
 338         case CONNMAN_SERVICE_ERROR_INVALID_KEY:
 339                 return "invalid-key";
 340         case CONNMAN_SERVICE_ERROR_BLOCKED:
 341                 return "blocked";
 342         }
 343
 344         return NULL;
 345 }
 346
 347 static const char *proxymethod2string(enum connman_service_proxy_method method)
 348 {
 349         switch (method) {
 350         case CONNMAN_SERVICE_PROXY_METHOD_DIRECT:
 351                 return "direct";
 352         case CONNMAN_SERVICE_PROXY_METHOD_MANUAL:
 353                 return "manual";
 354         case CONNMAN_SERVICE_PROXY_METHOD_AUTO:
 355                 return "auto";
 356         case CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN:
 357                 break;
 358         }
 359
 360         return NULL;
 361 }
 362
 363 static enum connman_service_proxy_method string2proxymethod(const char *method)
 364 {
 365         if (g_strcmp0(method, "direct") == 0)
 366                 return CONNMAN_SERVICE_PROXY_METHOD_DIRECT;
 367         else if (g_strcmp0(method, "auto") == 0)
 368                 return CONNMAN_SERVICE_PROXY_METHOD_AUTO;
 369         else if (g_strcmp0(method, "manual") == 0)
 370                 return CONNMAN_SERVICE_PROXY_METHOD_MANUAL;
 371         else
 372                 return CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN;
 373 }
 374
 375 void __connman_service_split_routing_changed(struct connman_service *service)
 376 {
 377         dbus_bool_t split_routing;
 378
 379         if (!service->path)
 380                 return;
 381
 382         if (!allow_property_changed(service))
 383                 return;
 384
 385         split_routing = service->do_split_routing;
 386         if (!connman_dbus_property_changed_basic(service->path,
 387                                 CONNMAN_SERVICE_INTERFACE, "SplitRouting",
 388                                         DBUS_TYPE_BOOLEAN, &split_routing))
 389                 connman_warn("cannot send SplitRouting property change on %s",
 390                                         service->identifier);
 391 }
 392
 393 void __connman_service_set_split_routing(struct connman_service *service,
 394                                                                 bool value)
 395 {
 396         if (service->type != CONNMAN_SERVICE_TYPE_VPN)
 397                 return;
 398
 399         service->do_split_routing = value;
 400
 401         if (service->do_split_routing)
 402                 service->order = 0;
 403         else
 404                 service->order = 10;
 405
 406         /*
 407          * In order to make sure the value is propagated also when loading the
 408          * VPN service signal the value regardless of the value change.
 409          */
 410         __connman_service_split_routing_changed(service);
 411 }
 412
 413 int __connman_service_load_modifiable(struct connman_service *service)
 414 {
 415         GKeyFile *keyfile;
 416         GError *error = NULL;
 417         gchar *str;
 418         bool autoconnect;
 419
 420         DBG("service %p", service);
 421
 422         keyfile = connman_storage_load_service(service->identifier);
 423         if (!keyfile)
 424                 return -EIO;
 425
 426         switch (service->type) {
 427         case CONNMAN_SERVICE_TYPE_UNKNOWN:
 428         case CONNMAN_SERVICE_TYPE_SYSTEM:
 429         case CONNMAN_SERVICE_TYPE_GPS:
 430         case CONNMAN_SERVICE_TYPE_P2P:
 431                 break;
 432         case CONNMAN_SERVICE_TYPE_VPN:
 433                 __connman_service_set_split_routing(service,
 434                                                 g_key_file_get_boolean(keyfile,
 435                                                 service->identifier,
 436                                                 "SplitRouting", NULL));
 437
 438                 /* fall through */
 439         case CONNMAN_SERVICE_TYPE_WIFI:
 440         case CONNMAN_SERVICE_TYPE_GADGET:
 441         case CONNMAN_SERVICE_TYPE_BLUETOOTH:
 442         case CONNMAN_SERVICE_TYPE_CELLULAR:
 443         case CONNMAN_SERVICE_TYPE_ETHERNET:
 444                 autoconnect = g_key_file_get_boolean(keyfile,
 445                                 service->identifier, "AutoConnect", &error);
 446                 if (!error)
 447                         service->autoconnect = autoconnect;
 448                 g_clear_error(&error);
 449                 break;
 450         }
 451
 452         str = g_key_file_get_string(keyfile,
 453                                 service->identifier, "Modified", NULL);
 454         if (str) {
 455                 util_iso8601_to_timeval(str, &service->modified);
 456                 g_free(str);
 457         }
 458
 459         g_key_file_free(keyfile);
 460
 461         return 0;
 462 }
 463
 464 static int service_load(struct connman_service *service)
 465 {
 466         GKeyFile *keyfile;
 467         GError *error = NULL;
 468         gsize length;
 469         gchar *str;
 470         bool autoconnect;
 471         unsigned int ssid_len;
 472         int err = 0;
 473
 474         DBG("service %p", service);
 475
 476         keyfile = connman_storage_load_service(service->identifier);
 477         if (!keyfile) {
 478                 service->new_service = true;
 479                 return -EIO;
 480         } else
 481                 service->new_service = false;
 482
 483         switch (service->type) {
 484         case CONNMAN_SERVICE_TYPE_UNKNOWN:
 485         case CONNMAN_SERVICE_TYPE_SYSTEM:
 486         case CONNMAN_SERVICE_TYPE_GPS:
 487         case CONNMAN_SERVICE_TYPE_P2P:
 488                 break;
 489         case CONNMAN_SERVICE_TYPE_VPN:
 490                 __connman_service_set_split_routing(service,
 491                                                 g_key_file_get_boolean(keyfile,
 492                                                 service->identifier,
 493                                                 "SplitRouting", NULL));
 494
 495                 autoconnect = g_key_file_get_boolean(keyfile,
 496                                 service->identifier, "AutoConnect", &error);
 497                 if (!error)
 498                         service->autoconnect = autoconnect;
 499                 g_clear_error(&error);
 500                 break;
 501         case CONNMAN_SERVICE_TYPE_WIFI:
 502                 if (!service->name) {
 503                         gchar *name;
 504
 505                         name = g_key_file_get_string(keyfile,
 506                                         service->identifier, "Name", NULL);
 507                         if (name) {
 508                                 g_free(service->name);
 509                                 service->name = name;
 510                         }
 511
 512                         if (service->network)
 513                                 connman_network_set_name(service->network,
 514                                                                         name);
 515                 }
 516
 517                 if (service->network &&
 518                                 !connman_network_get_blob(service->network,
 519                                                 "WiFi.SSID", &ssid_len)) {
 520                         gchar *hex_ssid;
 521
 522                         hex_ssid = g_key_file_get_string(keyfile,
 523                                                         service->identifier,
 524                                                                 "SSID", NULL);
 525
 526                         if (hex_ssid) {
 527                                 gchar *ssid;
 528                                 unsigned int i, j = 0, hex;
 529                                 size_t hex_ssid_len = strlen(hex_ssid);
 530
 531                                 ssid = g_try_malloc0(hex_ssid_len / 2);
 532                                 if (!ssid) {
 533                                         g_free(hex_ssid);
 534                                         err = -ENOMEM;
 535                                         goto done;
 536                                 }
 537
 538                                 for (i = 0; i < hex_ssid_len; i += 2) {
 539                                         sscanf(hex_ssid + i, "%02x", &hex);
 540                                         ssid[j++] = hex;
 541                                 }
 542
 543                                 connman_network_set_blob(service->network,
 544                                         "WiFi.SSID", ssid, hex_ssid_len / 2);
 545
 546                                 g_free(ssid);
 547                         }
 548
 549                         g_free(hex_ssid);
 550                 }
 551                 /* fall through */
 552
 553         case CONNMAN_SERVICE_TYPE_GADGET:
 554         case CONNMAN_SERVICE_TYPE_BLUETOOTH:
 555         case CONNMAN_SERVICE_TYPE_CELLULAR:
 556                 service->favorite = g_key_file_get_boolean(keyfile,
 557                                 service->identifier, "Favorite", NULL);
 558
 559                 /* fall through */
 560
 561         case CONNMAN_SERVICE_TYPE_ETHERNET:
 562                 autoconnect = g_key_file_get_boolean(keyfile,
 563                                 service->identifier, "AutoConnect", &error);
 564                 if (!error)
 565                         service->autoconnect = autoconnect;
 566                 g_clear_error(&error);
 567                 break;
 568         }
 569
 570         str = g_key_file_get_string(keyfile,
 571                                 service->identifier, "Modified", NULL);
 572         if (str) {
 573                 util_iso8601_to_timeval(str, &service->modified);
 574                 g_free(str);
 575         }
 576
 577         str = g_key_file_get_string(keyfile,
 578                                 service->identifier, "Passphrase", NULL);
 579         if (str) {
 580                 char *dec = g_strcompress(str);
 581                 g_free(str);
 582                 g_free(service->passphrase);
 583                 service->passphrase = dec;
 584         }
 585
 586         if (service->ipconfig_ipv4)
 587                 __connman_ipconfig_load(service->ipconfig_ipv4, keyfile,
 588                                         service->identifier, "IPv4.");
 589
 590         if (service->ipconfig_ipv6)
 591                 __connman_ipconfig_load(service->ipconfig_ipv6, keyfile,
 592                                         service->identifier, "IPv6.");
 593
 594         service->nameservers_config = g_key_file_get_string_list(keyfile,
 595                         service->identifier, "Nameservers", &length, NULL);
 596         if (service->nameservers_config && length == 0) {
 597                 g_strfreev(service->nameservers_config);
 598                 service->nameservers_config = NULL;
 599         }
 600
 601         service->timeservers_config = g_key_file_get_string_list(keyfile,
 602                         service->identifier, "Timeservers", &length, NULL);
 603         if (service->timeservers_config && length == 0) {
 604                 g_strfreev(service->timeservers_config);
 605                 service->timeservers_config = NULL;
 606         }
 607
 608         service->domains = g_key_file_get_string_list(keyfile,
 609                         service->identifier, "Domains", &length, NULL);
 610         if (service->domains && length == 0) {
 611                 g_strfreev(service->domains);
 612                 service->domains = NULL;
 613         }
 614
 615         str = g_key_file_get_string(keyfile,
 616                                 service->identifier, "Proxy.Method", NULL);
 617         if (str)
 618                 service->proxy_config = string2proxymethod(str);
 619
 620         g_free(str);
 621
 622         service->proxies = g_key_file_get_string_list(keyfile,
 623                         service->identifier, "Proxy.Servers", &length, NULL);
 624         if (service->proxies && length == 0) {
 625                 g_strfreev(service->proxies);
 626                 service->proxies = NULL;
 627         }
 628
 629         service->excludes = g_key_file_get_string_list(keyfile,
 630                         service->identifier, "Proxy.Excludes", &length, NULL);
 631         if (service->excludes && length == 0) {
 632                 g_strfreev(service->excludes);
 633                 service->excludes = NULL;
 634         }
 635
 636         str = g_key_file_get_string(keyfile,
 637                                 service->identifier, "Proxy.URL", NULL);
 638         if (str) {
 639                 g_free(service->pac);
 640                 service->pac = str;
 641         }
 642
 643         service->mdns_config = g_key_file_get_boolean(keyfile,
 644                                 service->identifier, "mDNS", NULL);
 645
 646         service->hidden_service = g_key_file_get_boolean(keyfile,
 647                                         service->identifier, "Hidden", NULL);
 648
 649 done:
 650         g_key_file_free(keyfile);
 651
 652         return err;
 653 }
 654
 655 static int service_save(struct connman_service *service)
 656 {
 657         GKeyFile *keyfile;
 658         gchar *str;
 659         guint freq;
 660         const char *cst_str = NULL;
 661         int err = 0;
 662
 663         DBG("service %p new %d", service, service->new_service);
 664
 665         if (service->new_service)
 666                 return -ESRCH;
 667
 668         keyfile = g_key_file_new();
 669         if (!keyfile)
 670                 return -EIO;
 671
 672         if (service->name)
 673                 g_key_file_set_string(keyfile, service->identifier,
 674                                                 "Name", service->name);
 675
 676         switch (service->type) {
 677         case CONNMAN_SERVICE_TYPE_UNKNOWN:
 678         case CONNMAN_SERVICE_TYPE_SYSTEM:
 679         case CONNMAN_SERVICE_TYPE_GPS:
 680         case CONNMAN_SERVICE_TYPE_P2P:
 681                 break;
 682         case CONNMAN_SERVICE_TYPE_VPN:
 683                 g_key_file_set_boolean(keyfile, service->identifier,
 684                                 "SplitRouting", service->do_split_routing);
 685                 if (service->favorite)
 686                         g_key_file_set_boolean(keyfile, service->identifier,
 687                                         "AutoConnect", service->autoconnect);
 688                 break;
 689         case CONNMAN_SERVICE_TYPE_WIFI:
 690                 if (service->network) {
 691                         const unsigned char *ssid;
 692                         unsigned int ssid_len = 0;
 693
 694                         ssid = connman_network_get_blob(service->network,
 695                                                         "WiFi.SSID", &ssid_len);
 696
 697                         if (ssid && ssid_len > 0 && ssid[0] != '\0') {
 698                                 char *identifier = service->identifier;
 699                                 GString *ssid_str;
 700                                 unsigned int i;
 701
 702                                 ssid_str = g_string_sized_new(ssid_len * 2);
 703                                 if (!ssid_str) {
 704                                         err = -ENOMEM;
 705                                         goto done;
 706                                 }
 707
 708                                 for (i = 0; i < ssid_len; i++)
 709                                         g_string_append_printf(ssid_str,
 710                                                         "%02x", ssid[i]);
 711
 712                                 g_key_file_set_string(keyfile, identifier,
 713                                                         "SSID", ssid_str->str);
 714
 715                                 g_string_free(ssid_str, TRUE);
 716                         }
 717
 718                         freq = connman_network_get_frequency(service->network);
 719                         g_key_file_set_integer(keyfile, service->identifier,
 720                                                 "Frequency", freq);
 721                 }
 722                 /* fall through */
 723
 724         case CONNMAN_SERVICE_TYPE_GADGET:
 725         case CONNMAN_SERVICE_TYPE_BLUETOOTH:
 726         case CONNMAN_SERVICE_TYPE_CELLULAR:
 727                 g_key_file_set_boolean(keyfile, service->identifier,
 728                                         "Favorite", service->favorite);
 729
 730                 /* fall through */
 731
 732         case CONNMAN_SERVICE_TYPE_ETHERNET:
 733                 if (service->favorite)
 734                         g_key_file_set_boolean(keyfile, service->identifier,
 735                                         "AutoConnect", service->autoconnect);
 736                 break;
 737         }
 738
 739         str = util_timeval_to_iso8601(&service->modified);
 740         if (str) {
 741                 g_key_file_set_string(keyfile, service->identifier,
 742                                 "Modified", str);
 743                 g_free(str);
 744         }
 745
 746         if (service->passphrase && strlen(service->passphrase) > 0) {
 747                 char *enc = g_strescape(service->passphrase, NULL);
 748                 g_key_file_set_string(keyfile, service->identifier,
 749                                 "Passphrase", enc);
 750                 g_free(enc);
 751         }
 752
 753         if (service->ipconfig_ipv4)
 754                 __connman_ipconfig_save(service->ipconfig_ipv4, keyfile,
 755                                 service->identifier, "IPv4.");
 756
 757         if (service->ipconfig_ipv6)
 758                 __connman_ipconfig_save(service->ipconfig_ipv6, keyfile,
 759                                 service->identifier, "IPv6.");
 760
 761         if (service->nameservers_config) {
 762                 guint len = g_strv_length(service->nameservers_config);
 763
 764                 g_key_file_set_string_list(keyfile, service->identifier,
 765                                 "Nameservers",
 766                                 (const gchar **) service->nameservers_config, len);
 767         }
 768
 769         if (service->timeservers_config) {
 770                 guint len = g_strv_length(service->timeservers_config);
 771
 772                 g_key_file_set_string_list(keyfile, service->identifier,
 773                                 "Timeservers",
 774                                 (const gchar **) service->timeservers_config, len);
 775         }
 776
 777         if (service->domains) {
 778                 guint len = g_strv_length(service->domains);
 779
 780                 g_key_file_set_string_list(keyfile, service->identifier,
 781                                 "Domains",
 782                                 (const gchar **) service->domains, len);
 783         }
 784
 785         cst_str = proxymethod2string(service->proxy_config);
 786         if (cst_str)
 787                 g_key_file_set_string(keyfile, service->identifier,
 788                                 "Proxy.Method", cst_str);
 789
 790         if (service->proxies) {
 791                 guint len = g_strv_length(service->proxies);
 792
 793                 g_key_file_set_string_list(keyfile, service->identifier,
 794                                 "Proxy.Servers",
 795                                 (const gchar **) service->proxies, len);
 796         }
 797
 798         if (service->excludes) {
 799                 guint len = g_strv_length(service->excludes);
 800
 801                 g_key_file_set_string_list(keyfile, service->identifier,
 802                                 "Proxy.Excludes",
 803                                 (const gchar **) service->excludes, len);
 804         }
 805
 806         if (service->pac && strlen(service->pac) > 0)
 807                 g_key_file_set_string(keyfile, service->identifier,
 808                                 "Proxy.URL", service->pac);
 809
 810         if (service->mdns_config)
 811                 g_key_file_set_boolean(keyfile, service->identifier,
 812                                 "mDNS", TRUE);
 813
 814         if (service->hidden_service)
 815                 g_key_file_set_boolean(keyfile, service->identifier,
 816                                 "Hidden", TRUE);
 817
 818         if (service->config_file && strlen(service->config_file) > 0)
 819                 g_key_file_set_string(keyfile, service->identifier,
 820                                 "Config.file", service->config_file);
 821
 822         if (service->config_entry && strlen(service->config_entry) > 0)
 823                 g_key_file_set_string(keyfile, service->identifier,
 824                                 "Config.ident", service->config_entry);
 825
 826 done:
 827         __connman_storage_save_service(keyfile, service->identifier);
 828
 829         g_key_file_free(keyfile);
 830
 831         return err;
 832 }
 833
 834 void __connman_service_save(struct connman_service *service)
 835 {
 836         if (!service)
 837                 return;
 838
 839         service_save(service);
 840 }
 841
 842 static enum connman_service_state combine_state(
 843                                         enum connman_service_state state_a,
 844                                         enum connman_service_state state_b)
 845 {
 846         enum connman_service_state result;
 847
 848         if (state_a == state_b) {
 849                 result = state_a;
 850                 goto done;
 851         }
 852
 853         if (state_a == CONNMAN_SERVICE_STATE_UNKNOWN) {
 854                 result = state_b;
 855                 goto done;
 856         }
 857
 858         if (state_b == CONNMAN_SERVICE_STATE_UNKNOWN) {
 859                 result = state_a;
 860                 goto done;
 861         }
 862
 863         if (state_a == CONNMAN_SERVICE_STATE_IDLE) {
 864                 result = state_b;
 865                 goto done;
 866         }
 867
 868         if (state_b == CONNMAN_SERVICE_STATE_IDLE) {
 869                 result = state_a;
 870                 goto done;
 871         }
 872
 873         if (state_a == CONNMAN_SERVICE_STATE_ONLINE) {
 874                 result = state_a;
 875                 goto done;
 876         }
 877
 878         if (state_b == CONNMAN_SERVICE_STATE_ONLINE) {
 879                 result = state_b;
 880                 goto done;
 881         }
 882
 883         if (state_a == CONNMAN_SERVICE_STATE_READY) {
 884                 result = state_a;
 885                 goto done;
 886         }
 887
 888         if (state_b == CONNMAN_SERVICE_STATE_READY) {
 889                 result = state_b;
 890                 goto done;
 891         }
 892
 893         if (state_a == CONNMAN_SERVICE_STATE_CONFIGURATION) {
 894                 result = state_a;
 895                 goto done;
 896         }
 897
 898         if (state_b == CONNMAN_SERVICE_STATE_CONFIGURATION) {
 899                 result = state_b;
 900                 goto done;
 901         }
 902
 903         if (state_a == CONNMAN_SERVICE_STATE_ASSOCIATION) {
 904                 result = state_a;
 905                 goto done;
 906         }
 907
 908         if (state_b == CONNMAN_SERVICE_STATE_ASSOCIATION) {
 909                 result = state_b;
 910                 goto done;
 911         }
 912
 913         if (state_a == CONNMAN_SERVICE_STATE_DISCONNECT) {
 914                 result = state_a;
 915                 goto done;
 916         }
 917
 918         if (state_b == CONNMAN_SERVICE_STATE_DISCONNECT) {
 919                 result = state_b;
 920                 goto done;
 921         }
 922
 923         result = CONNMAN_SERVICE_STATE_FAILURE;
 924
 925 done:
 926         return result;
 927 }
 928
 929 static bool is_connecting(enum connman_service_state state)
 930 {
 931         switch (state) {
 932         case CONNMAN_SERVICE_STATE_UNKNOWN:
 933         case CONNMAN_SERVICE_STATE_IDLE:
 934         case CONNMAN_SERVICE_STATE_FAILURE:
 935         case CONNMAN_SERVICE_STATE_DISCONNECT:
 936         case CONNMAN_SERVICE_STATE_READY:
 937         case CONNMAN_SERVICE_STATE_ONLINE:
 938                 break;
 939         case CONNMAN_SERVICE_STATE_ASSOCIATION:
 940         case CONNMAN_SERVICE_STATE_CONFIGURATION:
 941                 return true;
 942         }
 943
 944         return false;
 945 }
 946
 947 static bool is_connected(enum connman_service_state state)
 948 {
 949         switch (state) {
 950         case CONNMAN_SERVICE_STATE_UNKNOWN:
 951         case CONNMAN_SERVICE_STATE_IDLE:
 952         case CONNMAN_SERVICE_STATE_ASSOCIATION:
 953         case CONNMAN_SERVICE_STATE_CONFIGURATION:
 954         case CONNMAN_SERVICE_STATE_DISCONNECT:
 955         case CONNMAN_SERVICE_STATE_FAILURE:
 956                 break;
 957         case CONNMAN_SERVICE_STATE_READY:
 958         case CONNMAN_SERVICE_STATE_ONLINE:
 959                 return true;
 960         }
 961
 962         return false;
 963 }
 964
 965 static bool is_idle(enum connman_service_state state)
 966 {
 967         switch (state) {
 968         case CONNMAN_SERVICE_STATE_IDLE:
 969         case CONNMAN_SERVICE_STATE_DISCONNECT:
 970         case CONNMAN_SERVICE_STATE_FAILURE:
 971                 return true;
 972         case CONNMAN_SERVICE_STATE_UNKNOWN:
 973         case CONNMAN_SERVICE_STATE_ASSOCIATION:
 974         case CONNMAN_SERVICE_STATE_CONFIGURATION:
 975         case CONNMAN_SERVICE_STATE_READY:
 976         case CONNMAN_SERVICE_STATE_ONLINE:
 977                 break;
 978         }
 979
 980         return false;
 981 }
 982
 983 static int nameservers_changed_cb(void *user_data)
 984 {
 985         struct connman_service *service = user_data;
 986
 987         DBG("service %p", service);
 988
 989         service->nameservers_timeout = 0;
 990         if ((is_idle(service->state) && !service->nameservers) ||
 991                         is_connected(service->state))
 992                 dns_changed(service);
 993
 994         return FALSE;
 995 }
 996
 997 static void nameservers_changed(struct connman_service *service)
 998 {
 999         if (!service->nameservers_timeout)
1000                 service->nameservers_timeout = g_idle_add(nameservers_changed_cb,
1001                                                         service);
1002 }
1003
1004 static bool nameserver_available(struct connman_service *service,
1005                                 enum connman_ipconfig_type type,
1006                                 const char *ns)
1007 {
1008         int family;
1009
1010         family = connman_inet_check_ipaddress(ns);
1011
1012         if (family == AF_INET) {
1013                 if (type == CONNMAN_IPCONFIG_TYPE_IPV6)
1014                         return false;
1015
1016                 return is_connected(service->state_ipv4);
1017         }
1018
1019         if (family == AF_INET6) {
1020                 if (type == CONNMAN_IPCONFIG_TYPE_IPV4)
1021                         return false;
1022
1023                 return is_connected(service->state_ipv6);
1024         }
1025
1026         return false;
1027 }
1028
1029 static int searchdomain_add_all(struct connman_service *service)
1030 {
1031         int index, i = 0;
1032
1033         if (!is_connected(service->state))
1034                 return -ENOTCONN;
1035
1036         index = __connman_service_get_index(service);
1037         if (index < 0)
1038                 return -ENXIO;
1039
1040         if (service->domains) {
1041                 while (service->domains[i]) {
1042                         connman_resolver_append(index, service->domains[i],
1043                                                 NULL);
1044                         i++;
1045                 }
1046
1047                 return 0;
1048         }
1049
1050         if (service->domainname)
1051                 connman_resolver_append(index, service->domainname, NULL);
1052
1053         return 0;
1054
1055 }
1056
1057 static int searchdomain_remove_all(struct connman_service *service)
1058 {
1059         int index, i = 0;
1060
1061         if (!is_connected(service->state))
1062                 return -ENOTCONN;
1063
1064         index = __connman_service_get_index(service);
1065         if (index < 0)
1066                 return -ENXIO;
1067
1068         while (service->domains && service->domains[i]) {
1069                 connman_resolver_remove(index, service->domains[i], NULL);
1070                 i++;
1071         }
1072
1073         if (service->domainname)
1074                 connman_resolver_remove(index, service->domainname, NULL);
1075
1076         return 0;
1077 }
1078
1079 static int nameserver_add(struct connman_service *service,
1080                         enum connman_ipconfig_type type,
1081                         const char *nameserver)
1082 {
1083         int index, ret;
1084
1085         if (!nameserver_available(service, type, nameserver))
1086                 return 0;
1087
1088         index = __connman_service_get_index(service);
1089         if (index < 0)
1090                 return -ENXIO;
1091
1092         ret = connman_resolver_append(index, NULL, nameserver);
1093         if (ret >= 0)
1094                 nameservers_changed(service);
1095
1096         return ret;
1097 }
1098
1099 static int nameserver_add_all(struct connman_service *service,
1100                         enum connman_ipconfig_type type)
1101 {
1102         int i = 0;
1103
1104         if (service->nameservers_config) {
1105                 while (service->nameservers_config[i]) {
1106                         nameserver_add(service, type,
1107                                 service->nameservers_config[i]);
1108                         i++;
1109                 }
1110         } else if (service->nameservers) {
1111                 while (service->nameservers[i]) {
1112                         nameserver_add(service, type,
1113                                 service->nameservers[i]);
1114                         i++;
1115                 }
1116         }
1117
1118         if (!i)
1119                 __connman_resolver_append_fallback_nameservers();
1120
1121         searchdomain_add_all(service);
1122
1123         return 0;
1124 }
1125
1126 static int nameserver_remove(struct connman_service *service,
1127                         enum connman_ipconfig_type type,
1128                         const char *nameserver)
1129 {
1130         int index, ret;
1131
1132         if (!nameserver_available(service, type, nameserver))
1133                 return 0;
1134
1135         index = __connman_service_get_index(service);
1136         if (index < 0)
1137                 return -ENXIO;
1138
1139         ret = connman_resolver_remove(index, NULL, nameserver);
1140         if (ret >= 0)
1141                 nameservers_changed(service);
1142
1143         return ret;
1144 }
1145
1146 static int nameserver_remove_all(struct connman_service *service,
1147                                 enum connman_ipconfig_type type)
1148 {
1149         int index, i = 0;
1150
1151         index = __connman_service_get_index(service);
1152         if (index < 0)
1153                 return -ENXIO;
1154
1155         while (service->nameservers_config && service->nameservers_config[i]) {
1156
1157                 nameserver_remove(service, type,
1158                                 service->nameservers_config[i]);
1159                 i++;
1160         }
1161
1162         i = 0;
1163         while (service->nameservers && service->nameservers[i]) {
1164                 nameserver_remove(service, type, service->nameservers[i]);
1165                 i++;
1166         }
1167
1168         searchdomain_remove_all(service);
1169
1170         return 0;
1171 }
1172
1173 /*
1174  * The is_auto variable is set to true when IPv6 autoconf nameservers are
1175  * inserted to resolver via netlink message (see rtnl.c:rtnl_newnduseropt()
1176  * for details) and not through service.c
1177  */
1178 int __connman_service_nameserver_append(struct connman_service *service,
1179                                 const char *nameserver, bool is_auto)
1180 {
1181         char **nameservers;
1182         int len, i;
1183
1184         DBG("service %p nameserver %s auto %d", service, nameserver, is_auto);
1185
1186         if (!nameserver)
1187                 return -EINVAL;
1188
1189         if (is_auto)
1190                 nameservers = service->nameservers_auto;
1191         else
1192                 nameservers = service->nameservers;
1193
1194         if (nameservers) {
1195                 for (i = 0; nameservers[i]; i++) {
1196                         if (g_strcmp0(nameservers[i], nameserver) == 0)
1197                                 return -EEXIST;
1198                 }
1199
1200                 len = g_strv_length(nameservers);
1201                 nameservers = g_try_renew(char *, nameservers, len + 2);
1202         } else {
1203                 len = 0;
1204                 nameservers = g_try_new0(char *, len + 2);
1205         }
1206
1207         if (!nameservers)
1208                 return -ENOMEM;
1209
1210         nameservers[len] = g_strdup(nameserver);
1211         nameservers[len + 1] = NULL;
1212
1213         if (is_auto) {
1214                 service->nameservers_auto = nameservers;
1215         } else {
1216                 service->nameservers = nameservers;
1217                 nameserver_add(service, CONNMAN_IPCONFIG_TYPE_ALL, nameserver);
1218         }
1219
1220         nameservers_changed(service);
1221
1222         searchdomain_add_all(service);
1223
1224         return 0;
1225 }
1226
1227 int __connman_service_nameserver_remove(struct connman_service *service,
1228                                 const char *nameserver, bool is_auto)
1229 {
1230         char **servers, **nameservers;
1231         bool found = false;
1232         int len, i, j;
1233
1234         DBG("service %p nameserver %s auto %d", service, nameserver, is_auto);
1235
1236         if (!nameserver)
1237                 return -EINVAL;
1238
1239         if (is_auto)
1240                 nameservers = service->nameservers_auto;
1241         else
1242                 nameservers = service->nameservers;
1243
1244         if (!nameservers)
1245                 return 0;
1246
1247         for (i = 0; nameservers[i]; i++)
1248                 if (g_strcmp0(nameservers[i], nameserver) == 0) {
1249                         found = true;
1250                         break;
1251                 }
1252
1253         if (!found)
1254                 return 0;
1255
1256         len = g_strv_length(nameservers);
1257
1258         if (len == 1) {
1259                 servers = NULL;
1260                 goto set_servers;
1261         }
1262
1263         servers = g_try_new0(char *, len);
1264         if (!servers)
1265                 return -ENOMEM;
1266
1267         for (i = 0, j = 0; i < len; i++) {
1268                 if (g_strcmp0(nameservers[i], nameserver)) {
1269                         servers[j] = nameservers[i];
1270                         j++;
1271                 } else
1272                         g_free(nameservers[i]);
1273
1274                 nameservers[i] = NULL;
1275         }
1276         servers[len - 1] = NULL;
1277
1278 set_servers:
1279         g_strfreev(nameservers);
1280         nameservers = servers;
1281
1282         if (is_auto) {
1283                 service->nameservers_auto = nameservers;
1284         } else {
1285                 service->nameservers = nameservers;
1286                 nameserver_remove(service, CONNMAN_IPCONFIG_TYPE_ALL,
1287                                 nameserver);
1288         }
1289
1290         return 0;
1291 }
1292
1293 void __connman_service_nameserver_clear(struct connman_service *service)
1294 {
1295         nameserver_remove_all(service, CONNMAN_IPCONFIG_TYPE_ALL);
1296
1297         g_strfreev(service->nameservers);
1298         service->nameservers = NULL;
1299
1300         nameserver_add_all(service, CONNMAN_IPCONFIG_TYPE_ALL);
1301 }
1302
1303 static void add_nameserver_route(int family, int index, char *nameserver,
1304                                 const char *gw)
1305 {
1306         switch (family) {
1307         case AF_INET:
1308                 if (connman_inet_compare_subnet(index, nameserver))
1309                         break;
1310
1311                 if (connman_inet_add_host_route(index, nameserver, gw) < 0)
1312                         /* For P-t-P link the above route add will fail */
1313                         connman_inet_add_host_route(index, nameserver, NULL);
1314                 break;
1315
1316         case AF_INET6:
1317                 if (connman_inet_add_ipv6_host_route(index, nameserver,
1318                                                                 gw) < 0)
1319                         connman_inet_add_ipv6_host_route(index, nameserver,
1320                                                         NULL);
1321                 break;
1322         }
1323 }
1324
1325 static void nameserver_add_routes(int index, char **nameservers,
1326                                         const char *gw)
1327 {
1328         int i, ns_family, gw_family;
1329
1330         gw_family = connman_inet_check_ipaddress(gw);
1331         if (gw_family < 0)
1332                 return;
1333
1334         for (i = 0; nameservers[i]; i++) {
1335                 ns_family = connman_inet_check_ipaddress(nameservers[i]);
1336                 if (ns_family < 0 || ns_family != gw_family)
1337                         continue;
1338
1339                 add_nameserver_route(ns_family, index, nameservers[i], gw);
1340         }
1341 }
1342
1343 static void nameserver_del_routes(int index, char **nameservers,
1344                                 enum connman_ipconfig_type type)
1345 {
1346         int i, family;
1347
1348         for (i = 0; nameservers[i]; i++) {
1349                 family = connman_inet_check_ipaddress(nameservers[i]);
1350                 if (family < 0)
1351                         continue;
1352
1353                 switch (family) {
1354                 case AF_INET:
1355                         if (type != CONNMAN_IPCONFIG_TYPE_IPV6)
1356                                 connman_inet_del_host_route(index,
1357                                                         nameservers[i]);
1358                         break;
1359                 case AF_INET6:
1360                         if (type != CONNMAN_IPCONFIG_TYPE_IPV4)
1361                                 connman_inet_del_ipv6_host_route(index,
1362                                                         nameservers[i]);
1363                         break;
1364                 }
1365         }
1366 }
1367
1368 void __connman_service_nameserver_add_routes(struct connman_service *service,
1369                                                 const char *gw)
1370 {
1371         int index;
1372
1373         if (!service)
1374                 return;
1375
1376         index = __connman_service_get_index(service);
1377
1378         if (service->nameservers_config) {
1379                 /*
1380                  * Configured nameserver takes preference over the
1381                  * discoverd nameserver gathered from DHCP, VPN, etc.
1382                  */
1383                 nameserver_add_routes(index, service->nameservers_config, gw);
1384         } else if (service->nameservers) {
1385                 /*
1386                  * We add nameservers host routes for nameservers that
1387                  * are not on our subnet. For those who are, the subnet
1388                  * route will be installed by the time the dns proxy code
1389                  * tries to reach them. The subnet route is installed
1390                  * when setting the interface IP address.
1391                  */
1392                 nameserver_add_routes(index, service->nameservers, gw);
1393         }
1394 }
1395
1396 void __connman_service_nameserver_del_routes(struct connman_service *service,
1397                                         enum connman_ipconfig_type type)
1398 {
1399         int index;
1400
1401         if (!service)
1402                 return;
1403
1404         index = __connman_service_get_index(service);
1405
1406         if (service->nameservers_config)
1407                 nameserver_del_routes(index, service->nameservers_config,
1408                                         type);
1409         else if (service->nameservers)
1410                 nameserver_del_routes(index, service->nameservers, type);
1411 }
1412
1413 static bool check_proxy_setup(struct connman_service *service)
1414 {
1415         /*
1416          * We start WPAD if we haven't got a PAC URL from DHCP and
1417          * if our proxy manual configuration is either empty or set
1418          * to AUTO with an empty URL.
1419          */
1420
1421         if (service->proxy != CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN)
1422                 return true;
1423
1424         if (service->proxy_config != CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN &&
1425                 (service->proxy_config != CONNMAN_SERVICE_PROXY_METHOD_AUTO ||
1426                         service->pac))
1427                 return true;
1428
1429         if (__connman_wpad_start(service) < 0) {
1430                 service->proxy = CONNMAN_SERVICE_PROXY_METHOD_DIRECT;
1431                 __connman_notifier_proxy_changed(service);
1432                 return true;
1433         }
1434
1435         return false;
1436 }
1437
1438 static void cancel_online_check(struct connman_service *service)
1439 {
1440         if (service->online_timeout == 0)
1441                 return;
1442
1443         g_source_remove(service->online_timeout);
1444         service->online_timeout = 0;
1445         connman_service_unref(service);
1446 }
1447
1448 static void start_online_check(struct connman_service *service,
1449                                 enum connman_ipconfig_type type)
1450 {
1451         if (!connman_setting_get_bool("EnableOnlineCheck")) {
1452                 connman_info("Online check disabled. "
1453                         "Default service remains in READY state.");
1454                 return;
1455         }
1456         enable_online_to_ready_transition =
1457                 connman_setting_get_bool("EnableOnlineToReadyTransition");
1458         online_check_initial_interval =
1459                 connman_setting_get_uint("OnlineCheckInitialInterval");
1460         online_check_max_interval =
1461                 connman_setting_get_uint("OnlineCheckMaxInterval");
1462
1463         if (type != CONNMAN_IPCONFIG_TYPE_IPV4 || check_proxy_setup(service)) {
1464                 cancel_online_check(service);
1465                 __connman_service_wispr_start(service, type);
1466         }
1467 }
1468
1469 static void address_updated(struct connman_service *service,
1470                         enum connman_ipconfig_type type)
1471 {
1472         if (is_connected(service->state) &&
1473                         service == connman_service_get_default()) {
1474                 nameserver_remove_all(service, type);
1475                 nameserver_add_all(service, type);
1476                 start_online_check(service, type);
1477
1478                 __connman_timeserver_sync(service);
1479         }
1480 }
1481
1482 static struct connman_stats *stats_get(struct connman_service *service)
1483 {
1484         if (service->roaming)
1485                 return &service->stats_roaming;
1486         else
1487                 return &service->stats;
1488 }
1489
1490 static bool stats_enabled(struct connman_service *service)
1491 {
1492         struct connman_stats *stats = stats_get(service);
1493
1494         return stats->enabled;
1495 }
1496
1497 static void stats_start(struct connman_service *service)
1498 {
1499         struct connman_stats *stats = stats_get(service);
1500
1501         DBG("service %p", service);
1502
1503         if (!stats->timer)
1504                 return;
1505
1506         stats->enabled = true;
1507         stats->data_last.time = stats->data.time;
1508
1509         g_timer_start(stats->timer);
1510 }
1511
1512 static void stats_stop(struct connman_service *service)
1513 {
1514         struct connman_stats *stats = stats_get(service);
1515         unsigned int seconds;
1516
1517         DBG("service %p", service);
1518
1519         if (!stats->timer)
1520                 return;
1521
1522         if (!stats->enabled)
1523                 return;
1524
1525         g_timer_stop(stats->timer);
1526
1527         seconds = g_timer_elapsed(stats->timer, NULL);
1528         stats->data.time = stats->data_last.time + seconds;
1529
1530         stats->enabled = false;
1531 }
1532
1533 static void reset_stats(struct connman_service *service)
1534 {
1535         DBG("service %p", service);
1536
1537         /* home */
1538         service->stats.valid = false;
1539
1540         service->stats.data.rx_packets = 0;
1541         service->stats.data.tx_packets = 0;
1542         service->stats.data.rx_bytes = 0;
1543         service->stats.data.tx_bytes = 0;
1544         service->stats.data.rx_errors = 0;
1545         service->stats.data.tx_errors = 0;
1546         service->stats.data.rx_dropped = 0;
1547         service->stats.data.tx_dropped = 0;
1548         service->stats.data.time = 0;
1549         service->stats.data_last.time = 0;
1550
1551         g_timer_reset(service->stats.timer);
1552
1553         /* roaming */
1554         service->stats_roaming.valid = false;
1555
1556         service->stats_roaming.data.rx_packets = 0;
1557         service->stats_roaming.data.tx_packets = 0;
1558         service->stats_roaming.data.rx_bytes = 0;
1559         service->stats_roaming.data.tx_bytes = 0;
1560         service->stats_roaming.data.rx_errors = 0;
1561         service->stats_roaming.data.tx_errors = 0;
1562         service->stats_roaming.data.rx_dropped = 0;
1563         service->stats_roaming.data.tx_dropped = 0;
1564         service->stats_roaming.data.time = 0;
1565         service->stats_roaming.data_last.time = 0;
1566
1567         g_timer_reset(service->stats_roaming.timer);
1568 }
1569
1570 struct connman_service *connman_service_get_default(void)
1571 {
1572         struct connman_service *service;
1573
1574         if (!service_list)
1575                 return NULL;
1576
1577         service = service_list->data;
1578
1579         if (!is_connected(service->state))
1580                 return NULL;
1581
1582         return service;
1583 }
1584
1585 bool __connman_service_index_is_default(int index)
1586 {
1587         struct connman_service *service;
1588
1589         if (index < 0)
1590                 return false;
1591
1592         service = connman_service_get_default();
1593
1594         return __connman_service_get_index(service) == index;
1595 }
1596
1597 static void default_changed(void)
1598 {
1599         struct connman_service *service = connman_service_get_default();
1600
1601         if (service == current_default)
1602                 return;
1603
1604         DBG("current default %p %s", current_default,
1605                 current_default ? current_default->identifier : "");
1606         DBG("new default %p %s", service, service ? service->identifier : "");
1607
1608         __connman_service_timeserver_changed(current_default, NULL);
1609
1610         current_default = service;
1611
1612         if (service) {
1613                 if (service->hostname &&
1614                                 connman_setting_get_bool("AllowHostnameUpdates"))
1615                         __connman_utsname_set_hostname(service->hostname);
1616
1617                 if (service->domainname &&
1618                                 connman_setting_get_bool("AllowDomainnameUpdates"))
1619                         __connman_utsname_set_domainname(service->domainname);
1620
1621                 if (__connman_service_is_connected_state(service,
1622                                                 CONNMAN_IPCONFIG_TYPE_IPV4))
1623                         __connman_service_wispr_start(service,
1624                                                 CONNMAN_IPCONFIG_TYPE_IPV4);
1625
1626                 if (__connman_service_is_connected_state(service,
1627                                                 CONNMAN_IPCONFIG_TYPE_IPV6))
1628                         __connman_service_wispr_start(service,
1629                                                 CONNMAN_IPCONFIG_TYPE_IPV6);
1630
1631                 /*
1632                  * Connect VPN automatically when new default service
1633                  * is set and connected, unless new default is VPN
1634                  */
1635                 if (is_connected(service->state) &&
1636                                 service->type != CONNMAN_SERVICE_TYPE_VPN) {
1637                         DBG("running vpn_auto_connect");
1638                         vpn_auto_connect();
1639                 }
1640         }
1641
1642         __connman_notifier_default_changed(service);
1643 }
1644
1645 static void state_changed(struct connman_service *service)
1646 {
1647         const char *str;
1648
1649         __connman_notifier_service_state_changed(service, service->state);
1650
1651         str = state2string(service->state);
1652         if (!str)
1653                 return;
1654
1655         if (!allow_property_changed(service))
1656                 return;
1657
1658         connman_dbus_property_changed_basic(service->path,
1659                                 CONNMAN_SERVICE_INTERFACE, "State",
1660                                                 DBUS_TYPE_STRING, &str);
1661 }
1662
1663 static void strength_changed(struct connman_service *service)
1664 {
1665         if (service->strength == 0)
1666                 return;
1667
1668         if (!allow_property_changed(service))
1669                 return;
1670
1671         connman_dbus_property_changed_basic(service->path,
1672                                 CONNMAN_SERVICE_INTERFACE, "Strength",
1673                                         DBUS_TYPE_BYTE, &service->strength);
1674 }
1675
1676 static void favorite_changed(struct connman_service *service)
1677 {
1678         dbus_bool_t favorite;
1679
1680         if (!service->path)
1681                 return;
1682
1683         if (!allow_property_changed(service))
1684                 return;
1685
1686         favorite = service->favorite;
1687         connman_dbus_property_changed_basic(service->path,
1688                                 CONNMAN_SERVICE_INTERFACE, "Favorite",
1689                                         DBUS_TYPE_BOOLEAN, &favorite);
1690 }
1691
1692 static void immutable_changed(struct connman_service *service)
1693 {
1694         dbus_bool_t immutable;
1695
1696         if (!service->path)
1697                 return;
1698
1699         if (!allow_property_changed(service))
1700                 return;
1701
1702         immutable = service->immutable;
1703         connman_dbus_property_changed_basic(service->path,
1704                                 CONNMAN_SERVICE_INTERFACE, "Immutable",
1705                                         DBUS_TYPE_BOOLEAN, &immutable);
1706 }
1707
1708 static void roaming_changed(struct connman_service *service)
1709 {
1710         dbus_bool_t roaming;
1711
1712         if (!service->path)
1713                 return;
1714
1715         if (!allow_property_changed(service))
1716                 return;
1717
1718         roaming = service->roaming;
1719         connman_dbus_property_changed_basic(service->path,
1720                                 CONNMAN_SERVICE_INTERFACE, "Roaming",
1721                                         DBUS_TYPE_BOOLEAN, &roaming);
1722 }
1723
1724 static void autoconnect_changed(struct connman_service *service)
1725 {
1726         dbus_bool_t autoconnect;
1727
1728         if (!service->path)
1729                 return;
1730
1731         if (!allow_property_changed(service))
1732                 return;
1733
1734         autoconnect = service->autoconnect;
1735         connman_dbus_property_changed_basic(service->path,
1736                                 CONNMAN_SERVICE_INTERFACE, "AutoConnect",
1737                                 DBUS_TYPE_BOOLEAN, &autoconnect);
1738 }
1739
1740 bool connman_service_set_autoconnect(struct connman_service *service,
1741                                                         bool autoconnect)
1742 {
1743         if (service->autoconnect == autoconnect)
1744                 return false;
1745
1746         service->autoconnect = autoconnect;
1747         autoconnect_changed(service);
1748
1749         connman_network_set_autoconnect(service->network, autoconnect);
1750
1751         return true;
1752 }
1753
1754 static void append_security(DBusMessageIter *iter, void *user_data)
1755 {
1756         struct connman_service *service = user_data;
1757         const char *str;
1758
1759         str = security2string(service->security);
1760         if (str)
1761                 dbus_message_iter_append_basic(iter,
1762                                 DBUS_TYPE_STRING, &str);
1763
1764         /*
1765          * Some access points incorrectly advertise WPS even when they
1766          * are configured as open or no security, so filter
1767          * appropriately.
1768          */
1769         if (service->wps) {
1770                 switch (service->security) {
1771                 case CONNMAN_SERVICE_SECURITY_PSK:
1772                 case CONNMAN_SERVICE_SECURITY_WPA:
1773                 case CONNMAN_SERVICE_SECURITY_RSN:
1774                         str = "wps";
1775                         dbus_message_iter_append_basic(iter,
1776                                                 DBUS_TYPE_STRING, &str);
1777                         break;
1778                 case CONNMAN_SERVICE_SECURITY_UNKNOWN:
1779                 case CONNMAN_SERVICE_SECURITY_NONE:
1780                 case CONNMAN_SERVICE_SECURITY_WEP:
1781                 case CONNMAN_SERVICE_SECURITY_8021X:
1782                         break;
1783                 }
1784
1785                 if (service->wps_advertizing) {
1786                         str = "wps_advertising";
1787                         dbus_message_iter_append_basic(iter,
1788                                                 DBUS_TYPE_STRING, &str);
1789                 }
1790         }
1791 }
1792
1793 static void security_changed(struct connman_service *service)
1794 {
1795         if (!service->path)
1796                 return;
1797
1798         if (!allow_property_changed(service))
1799                 return;
1800
1801         connman_dbus_property_changed_array(service->path,
1802                                 CONNMAN_SERVICE_INTERFACE, "Security",
1803                                 DBUS_TYPE_STRING, append_security, service);
1804 }
1805
1806 static void append_ethernet(DBusMessageIter *iter, void *user_data)
1807 {
1808         struct connman_service *service = user_data;
1809
1810         if (service->ipconfig_ipv4)
1811                 __connman_ipconfig_append_ethernet(service->ipconfig_ipv4,
1812                                                                         iter);
1813         else if (service->ipconfig_ipv6)
1814                 __connman_ipconfig_append_ethernet(service->ipconfig_ipv6,
1815                                                                         iter);
1816 }
1817
1818 static void append_ipv4(DBusMessageIter *iter, void *user_data)
1819 {
1820         struct connman_service *service = user_data;
1821
1822         if (!is_connected(service->state_ipv4))
1823                 return;
1824
1825         if (service->ipconfig_ipv4)
1826                 __connman_ipconfig_append_ipv4(service->ipconfig_ipv4, iter);
1827 }
1828
1829 static void append_ipv6(DBusMessageIter *iter, void *user_data)
1830 {
1831         struct connman_service *service = user_data;
1832
1833         if (!is_connected(service->state_ipv6))
1834                 return;
1835
1836         if (service->ipconfig_ipv6)
1837                 __connman_ipconfig_append_ipv6(service->ipconfig_ipv6, iter,
1838                                                 service->ipconfig_ipv4);
1839 }
1840
1841 static void append_ipv4config(DBusMessageIter *iter, void *user_data)
1842 {
1843         struct connman_service *service = user_data;
1844
1845         if (service->ipconfig_ipv4)
1846                 __connman_ipconfig_append_ipv4config(service->ipconfig_ipv4,
1847                                                         iter);
1848 }
1849
1850 static void append_ipv6config(DBusMessageIter *iter, void *user_data)
1851 {
1852         struct connman_service *service = user_data;
1853
1854         if (service->ipconfig_ipv6)
1855                 __connman_ipconfig_append_ipv6config(service->ipconfig_ipv6,
1856                                                         iter);
1857 }
1858
1859 static void append_nameservers(DBusMessageIter *iter,
1860                 struct connman_service *service, char **servers)
1861 {
1862         int i;
1863         bool available = true;
1864
1865         for (i = 0; servers[i]; i++) {
1866                 if (service)
1867                         available = nameserver_available(service,
1868                                                 CONNMAN_IPCONFIG_TYPE_ALL,
1869                                                 servers[i]);
1870
1871                 if (available)
1872                         dbus_message_iter_append_basic(iter,
1873                                         DBUS_TYPE_STRING, &servers[i]);
1874         }
1875 }
1876
1877 static void append_dns(DBusMessageIter *iter, void *user_data)
1878 {
1879         struct connman_service *service = user_data;
1880
1881         if (!is_connected(service->state))
1882                 return;
1883
1884         if (service->nameservers_config) {
1885                 append_nameservers(iter, service, service->nameservers_config);
1886                 return;
1887         } else {
1888                 if (service->nameservers)
1889                         append_nameservers(iter, service,
1890                                         service->nameservers);
1891
1892                 if (service->nameservers_auto)
1893                         append_nameservers(iter, service,
1894                                         service->nameservers_auto);
1895
1896                 if (!service->nameservers && !service->nameservers_auto) {
1897                         char **ns;
1898
1899                         DBG("append fallback nameservers");
1900
1901                         ns = connman_setting_get_string_list("FallbackNameservers");
1902                         if (ns)
1903                                 append_nameservers(iter, service, ns);
1904                 }
1905         }
1906 }
1907
1908 static void append_dnsconfig(DBusMessageIter *iter, void *user_data)
1909 {
1910         struct connman_service *service = user_data;
1911
1912         if (!service->nameservers_config)
1913                 return;
1914
1915         append_nameservers(iter, NULL, service->nameservers_config);
1916 }
1917
1918 static void append_ts(DBusMessageIter *iter, void *user_data)
1919 {
1920         GSList *list = user_data;
1921
1922         while (list) {
1923                 char *timeserver = list->data;
1924
1925                 if (timeserver)
1926                         dbus_message_iter_append_basic(iter, DBUS_TYPE_STRING,
1927                                         &timeserver);
1928
1929                 list = g_slist_next(list);
1930         }
1931 }
1932
1933 static void append_tsconfig(DBusMessageIter *iter, void *user_data)
1934 {
1935         struct connman_service *service = user_data;
1936         int i;
1937
1938         if (!service->timeservers_config)
1939                 return;
1940
1941         for (i = 0; service->timeservers_config[i]; i++) {
1942                 dbus_message_iter_append_basic(iter,
1943                                 DBUS_TYPE_STRING,
1944                                 &service->timeservers_config[i]);
1945         }
1946 }
1947
1948 static void append_domainconfig(DBusMessageIter *iter, void *user_data)
1949 {
1950         struct connman_service *service = user_data;
1951         int i;
1952
1953         if (!service->domains)
1954                 return;
1955
1956         for (i = 0; service->domains[i]; i++)
1957                 dbus_message_iter_append_basic(iter,
1958                                 DBUS_TYPE_STRING, &service->domains[i]);
1959 }
1960
1961 static void append_domain(DBusMessageIter *iter, void *user_data)
1962 {
1963         struct connman_service *service = user_data;
1964
1965         if (!is_connected(service->state) &&
1966                                 !is_connecting(service->state))
1967                 return;
1968
1969         if (service->domains)
1970                 append_domainconfig(iter, user_data);
1971         else if (service->domainname)
1972                 dbus_message_iter_append_basic(iter,
1973                                 DBUS_TYPE_STRING, &service->domainname);
1974 }
1975
1976 static void append_proxies(DBusMessageIter *iter, void *user_data)
1977 {
1978         struct connman_service *service = user_data;
1979         int i;
1980
1981         if (!service->proxies)
1982                 return;
1983
1984         for (i = 0; service->proxies[i]; i++)
1985                 dbus_message_iter_append_basic(iter,
1986                                 DBUS_TYPE_STRING, &service->proxies[i]);
1987 }
1988
1989 static void append_excludes(DBusMessageIter *iter, void *user_data)
1990 {
1991         struct connman_service *service = user_data;
1992         int i;
1993
1994         if (!service->excludes)
1995                 return;
1996
1997         for (i = 0; service->excludes[i]; i++)
1998                 dbus_message_iter_append_basic(iter,
1999                                 DBUS_TYPE_STRING, &service->excludes[i]);
2000 }
2001
2002 static void append_proxy(DBusMessageIter *iter, void *user_data)
2003 {
2004         struct connman_service *service = user_data;
2005         enum connman_service_proxy_method proxy;
2006         const char *pac = NULL;
2007         const char *method = proxymethod2string(
2008                 CONNMAN_SERVICE_PROXY_METHOD_DIRECT);
2009
2010         if (!is_connected(service->state))
2011                 return;
2012
2013         proxy = connman_service_get_proxy_method(service);
2014
2015         switch (proxy) {
2016         case CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN:
2017                 return;
2018         case CONNMAN_SERVICE_PROXY_METHOD_DIRECT:
2019                 goto done;
2020         case CONNMAN_SERVICE_PROXY_METHOD_MANUAL:
2021                 connman_dbus_dict_append_array(iter, "Servers",
2022                                         DBUS_TYPE_STRING, append_proxies,
2023                                         service);
2024
2025                 connman_dbus_dict_append_array(iter, "Excludes",
2026                                         DBUS_TYPE_STRING, append_excludes,
2027                                         service);
2028                 break;
2029         case CONNMAN_SERVICE_PROXY_METHOD_AUTO:
2030                 /* Maybe DHCP, or WPAD,  has provided an url for a pac file */
2031                 if (service->ipconfig_ipv4)
2032                         pac = __connman_ipconfig_get_proxy_autoconfig(
2033                                 service->ipconfig_ipv4);
2034                 else if (service->ipconfig_ipv6)
2035                         pac = __connman_ipconfig_get_proxy_autoconfig(
2036                                 service->ipconfig_ipv6);
2037
2038                 if (!service->pac && !pac)
2039                         goto done;
2040
2041                 if (service->pac)
2042                         pac = service->pac;
2043
2044                 connman_dbus_dict_append_basic(iter, "URL",
2045                                         DBUS_TYPE_STRING, &pac);
2046                 break;
2047         }
2048
2049         method = proxymethod2string(proxy);
2050
2051 done:
2052         connman_dbus_dict_append_basic(iter, "Method",
2053                                         DBUS_TYPE_STRING, &method);
2054 }
2055
2056 static void append_proxyconfig(DBusMessageIter *iter, void *user_data)
2057 {
2058         struct connman_service *service = user_data;
2059         const char *method;
2060
2061         if (service->proxy_config == CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN)
2062                 return;
2063
2064         switch (service->proxy_config) {
2065         case CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN:
2066                 return;
2067         case CONNMAN_SERVICE_PROXY_METHOD_DIRECT:
2068                 break;
2069         case CONNMAN_SERVICE_PROXY_METHOD_MANUAL:
2070                 if (service->proxies)
2071                         connman_dbus_dict_append_array(iter, "Servers",
2072                                                 DBUS_TYPE_STRING,
2073                                                 append_proxies, service);
2074
2075                 if (service->excludes)
2076                         connman_dbus_dict_append_array(iter, "Excludes",
2077                                                 DBUS_TYPE_STRING,
2078                                                 append_excludes, service);
2079                 break;
2080         case CONNMAN_SERVICE_PROXY_METHOD_AUTO:
2081                 if (service->pac)
2082                         connman_dbus_dict_append_basic(iter, "URL",
2083                                         DBUS_TYPE_STRING, &service->pac);
2084                 break;
2085         }
2086
2087         method = proxymethod2string(service->proxy_config);
2088
2089         connman_dbus_dict_append_basic(iter, "Method",
2090                                 DBUS_TYPE_STRING, &method);
2091 }
2092
2093 static void append_provider(DBusMessageIter *iter, void *user_data)
2094 {
2095         struct connman_service *service = user_data;
2096
2097         if (!is_connected(service->state))
2098                 return;
2099
2100         if (service->provider)
2101                 __connman_provider_append_properties(service->provider, iter);
2102 }
2103
2104
2105 static void settings_changed(struct connman_service *service,
2106                                 struct connman_ipconfig *ipconfig)
2107 {
2108         enum connman_ipconfig_type type;
2109
2110         type = __connman_ipconfig_get_config_type(ipconfig);
2111
2112         __connman_notifier_ipconfig_changed(service, ipconfig);
2113
2114         if (!allow_property_changed(service))
2115                 return;
2116
2117         if (type == CONNMAN_IPCONFIG_TYPE_IPV4)
2118                 connman_dbus_property_changed_dict(service->path,
2119                                         CONNMAN_SERVICE_INTERFACE, "IPv4",
2120                                         append_ipv4, service);
2121         else if (type == CONNMAN_IPCONFIG_TYPE_IPV6)
2122                 connman_dbus_property_changed_dict(service->path,
2123                                         CONNMAN_SERVICE_INTERFACE, "IPv6",
2124                                         append_ipv6, service);
2125 }
2126
2127 static void ipv4_configuration_changed(struct connman_service *service)
2128 {
2129         if (!allow_property_changed(service))
2130                 return;
2131
2132         connman_dbus_property_changed_dict(service->path,
2133                                         CONNMAN_SERVICE_INTERFACE,
2134                                                         "IPv4.Configuration",
2135                                                         append_ipv4config,
2136                                                         service);
2137 }
2138
2139 void __connman_service_notify_ipv4_configuration(
2140                                         struct connman_service *service)
2141 {
2142         if (!service)
2143                 return;
2144
2145         ipv4_configuration_changed(service);
2146 }
2147
2148 static void ipv6_configuration_changed(struct connman_service *service)
2149 {
2150         if (!allow_property_changed(service))
2151                 return;
2152
2153         connman_dbus_property_changed_dict(service->path,
2154                                         CONNMAN_SERVICE_INTERFACE,
2155                                                         "IPv6.Configuration",
2156                                                         append_ipv6config,
2157                                                         service);
2158 }
2159
2160 static void dns_changed(struct connman_service *service)
2161 {
2162         if (!allow_property_changed(service))
2163                 return;
2164
2165         connman_dbus_property_changed_array(service->path,
2166                                 CONNMAN_SERVICE_INTERFACE, "Nameservers",
2167                                         DBUS_TYPE_STRING, append_dns, service);
2168 }
2169
2170 static void dns_configuration_changed(struct connman_service *service)
2171 {
2172         if (!allow_property_changed(service))
2173                 return;
2174
2175         connman_dbus_property_changed_array(service->path,
2176                                 CONNMAN_SERVICE_INTERFACE,
2177                                 "Nameservers.Configuration",
2178                                 DBUS_TYPE_STRING, append_dnsconfig, service);
2179
2180         dns_changed(service);
2181 }
2182
2183 static void domain_changed(struct connman_service *service)
2184 {
2185         if (!allow_property_changed(service))
2186                 return;
2187
2188         connman_dbus_property_changed_array(service->path,
2189                                 CONNMAN_SERVICE_INTERFACE, "Domains",
2190                                 DBUS_TYPE_STRING, append_domain, service);
2191 }
2192
2193 static void domain_configuration_changed(struct connman_service *service)
2194 {
2195         if (!allow_property_changed(service))
2196                 return;
2197
2198         connman_dbus_property_changed_array(service->path,
2199                                 CONNMAN_SERVICE_INTERFACE,
2200                                 "Domains.Configuration",
2201                                 DBUS_TYPE_STRING, append_domainconfig, service);
2202 }
2203
2204 static void proxy_changed(struct connman_service *service)
2205 {
2206         if (!allow_property_changed(service))
2207                 return;
2208
2209         connman_dbus_property_changed_dict(service->path,
2210                                         CONNMAN_SERVICE_INTERFACE, "Proxy",
2211                                                         append_proxy, service);
2212 }
2213
2214 static void proxy_configuration_changed(struct connman_service *service)
2215 {
2216         if (!allow_property_changed(service))
2217                 return;
2218
2219         connman_dbus_property_changed_dict(service->path,
2220                         CONNMAN_SERVICE_INTERFACE, "Proxy.Configuration",
2221                                                 append_proxyconfig, service);
2222
2223         proxy_changed(service);
2224 }
2225
2226 static void mdns_changed(struct connman_service *service)
2227 {
2228         dbus_bool_t mdns = service->mdns;
2229
2230         if (!allow_property_changed(service))
2231                 return;
2232
2233         connman_dbus_property_changed_basic(service->path,
2234                         CONNMAN_SERVICE_INTERFACE, "mDNS", DBUS_TYPE_BOOLEAN,
2235                         &mdns);
2236 }
2237
2238 static void mdns_configuration_changed(struct connman_service *service)
2239 {
2240         dbus_bool_t mdns_config = service->mdns_config;
2241
2242         if (!allow_property_changed(service))
2243                 return;
2244
2245         connman_dbus_property_changed_basic(service->path,
2246                         CONNMAN_SERVICE_INTERFACE, "mDNS.Configuration",
2247                         DBUS_TYPE_BOOLEAN, &mdns_config);
2248 }
2249
2250 static int set_mdns(struct connman_service *service,
2251                         bool enabled)
2252 {
2253         int result;
2254
2255         result = __connman_resolver_set_mdns(
2256                         __connman_service_get_index(service), enabled);
2257
2258         if (result == 0) {
2259                 if (service->mdns != enabled) {
2260                         service->mdns = enabled;
2261                         mdns_changed(service);
2262                 }
2263         }
2264
2265         return result;
2266 }
2267
2268 static void timeservers_configuration_changed(struct connman_service *service)
2269 {
2270         if (!allow_property_changed(service))
2271                 return;
2272
2273         connman_dbus_property_changed_array(service->path,
2274                         CONNMAN_SERVICE_INTERFACE,
2275                         "Timeservers.Configuration",
2276                         DBUS_TYPE_STRING,
2277                         append_tsconfig, service);
2278 }
2279
2280 static void link_changed(struct connman_service *service)
2281 {
2282         if (!allow_property_changed(service))
2283                 return;
2284
2285         connman_dbus_property_changed_dict(service->path,
2286                                         CONNMAN_SERVICE_INTERFACE, "Ethernet",
2287                                                 append_ethernet, service);
2288 }
2289
2290 static void stats_append_counters(DBusMessageIter *dict,
2291                         struct connman_stats_data *stats,
2292                         struct connman_stats_data *counters,
2293                         bool append_all)
2294 {
2295         if (counters->rx_packets != stats->rx_packets || append_all) {
2296                 counters->rx_packets = stats->rx_packets;
2297                 connman_dbus_dict_append_basic(dict, "RX.Packets",
2298                                         DBUS_TYPE_UINT32, &stats->rx_packets);
2299         }
2300
2301         if (counters->tx_packets != stats->tx_packets || append_all) {
2302                 counters->tx_packets = stats->tx_packets;
2303                 connman_dbus_dict_append_basic(dict, "TX.Packets",
2304                                         DBUS_TYPE_UINT32, &stats->tx_packets);
2305         }
2306
2307         if (counters->rx_bytes != stats->rx_bytes || append_all) {
2308                 counters->rx_bytes = stats->rx_bytes;
2309                 connman_dbus_dict_append_basic(dict, "RX.Bytes",
2310                                         DBUS_TYPE_UINT32, &stats->rx_bytes);
2311         }
2312
2313         if (counters->tx_bytes != stats->tx_bytes || append_all) {
2314                 counters->tx_bytes = stats->tx_bytes;
2315                 connman_dbus_dict_append_basic(dict, "TX.Bytes",
2316                                         DBUS_TYPE_UINT32, &stats->tx_bytes);
2317         }
2318
2319         if (counters->rx_errors != stats->rx_errors || append_all) {
2320                 counters->rx_errors = stats->rx_errors;
2321                 connman_dbus_dict_append_basic(dict, "RX.Errors",
2322                                         DBUS_TYPE_UINT32, &stats->rx_errors);
2323         }
2324
2325         if (counters->tx_errors != stats->tx_errors || append_all) {
2326                 counters->tx_errors = stats->tx_errors;
2327                 connman_dbus_dict_append_basic(dict, "TX.Errors",
2328                                         DBUS_TYPE_UINT32, &stats->tx_errors);
2329         }
2330
2331         if (counters->rx_dropped != stats->rx_dropped || append_all) {
2332                 counters->rx_dropped = stats->rx_dropped;
2333                 connman_dbus_dict_append_basic(dict, "RX.Dropped",
2334                                         DBUS_TYPE_UINT32, &stats->rx_dropped);
2335         }
2336
2337         if (counters->tx_dropped != stats->tx_dropped || append_all) {
2338                 counters->tx_dropped = stats->tx_dropped;
2339                 connman_dbus_dict_append_basic(dict, "TX.Dropped",
2340                                         DBUS_TYPE_UINT32, &stats->tx_dropped);
2341         }
2342
2343         if (counters->time != stats->time || append_all) {
2344                 counters->time = stats->time;
2345                 connman_dbus_dict_append_basic(dict, "Time",
2346                                         DBUS_TYPE_UINT32, &stats->time);
2347         }
2348 }
2349
2350 static void stats_append(struct connman_service *service,
2351                                 const char *counter,
2352                                 struct connman_stats_counter *counters,
2353                                 bool append_all)
2354 {
2355         DBusMessageIter array, dict;
2356         DBusMessage *msg;
2357
2358         DBG("service %p counter %s", service, counter);
2359
2360         msg = dbus_message_new(DBUS_MESSAGE_TYPE_METHOD_CALL);
2361         if (!msg)
2362                 return;
2363
2364         dbus_message_append_args(msg, DBUS_TYPE_OBJECT_PATH,
2365                                 &service->path, DBUS_TYPE_INVALID);
2366
2367         dbus_message_iter_init_append(msg, &array);
2368
2369         /* home counter */
2370         connman_dbus_dict_open(&array, &dict);
2371
2372         stats_append_counters(&dict, &service->stats.data,
2373                                 &counters->stats.data, append_all);
2374
2375         connman_dbus_dict_close(&array, &dict);
2376
2377         /* roaming counter */
2378         connman_dbus_dict_open(&array, &dict);
2379
2380         stats_append_counters(&dict, &service->stats_roaming.data,
2381                                 &counters->stats_roaming.data, append_all);
2382
2383         connman_dbus_dict_close(&array, &dict);
2384
2385         __connman_counter_send_usage(counter, msg);
2386 }
2387
2388 static void stats_update(struct connman_service *service,
2389                                 unsigned int rx_packets, unsigned int tx_packets,
2390                                 unsigned int rx_bytes, unsigned int tx_bytes,
2391                                 unsigned int rx_errors, unsigned int tx_errors,
2392                                 unsigned int rx_dropped, unsigned int tx_dropped)
2393 {
2394         struct connman_stats *stats = stats_get(service);
2395         struct connman_stats_data *data_last = &stats->data_last;
2396         struct connman_stats_data *data = &stats->data;
2397         unsigned int seconds;
2398
2399         DBG("service %p", service);
2400
2401         if (stats->valid) {
2402                 data->rx_packets +=
2403                         rx_packets - data_last->rx_packets;
2404                 data->tx_packets +=
2405                         tx_packets - data_last->tx_packets;
2406                 data->rx_bytes +=
2407                         rx_bytes - data_last->rx_bytes;
2408                 data->tx_bytes +=
2409                         tx_bytes - data_last->tx_bytes;
2410                 data->rx_errors +=
2411                         rx_errors - data_last->rx_errors;
2412                 data->tx_errors +=
2413                         tx_errors - data_last->tx_errors;
2414                 data->rx_dropped +=
2415                         rx_dropped - data_last->rx_dropped;
2416                 data->tx_dropped +=
2417                         tx_dropped - data_last->tx_dropped;
2418         } else {
2419                 stats->valid = true;
2420         }
2421
2422         data_last->rx_packets = rx_packets;
2423         data_last->tx_packets = tx_packets;
2424         data_last->rx_bytes = rx_bytes;
2425         data_last->tx_bytes = tx_bytes;
2426         data_last->rx_errors = rx_errors;
2427         data_last->tx_errors = tx_errors;
2428         data_last->rx_dropped = rx_dropped;
2429         data_last->tx_dropped = tx_dropped;
2430
2431         seconds = g_timer_elapsed(stats->timer, NULL);
2432         stats->data.time = stats->data_last.time + seconds;
2433 }
2434
2435 void __connman_service_notify(struct connman_service *service,
2436                         unsigned int rx_packets, unsigned int tx_packets,
2437                         unsigned int rx_bytes, unsigned int tx_bytes,
2438                         unsigned int rx_errors, unsigned int tx_errors,
2439                         unsigned int rx_dropped, unsigned int tx_dropped)
2440 {
2441         GHashTableIter iter;
2442         gpointer key, value;
2443         const char *counter;
2444         struct connman_stats_counter *counters;
2445         struct connman_stats_data *data;
2446         int err;
2447
2448         if (!service)
2449                 return;
2450
2451         if (!is_connected(service->state))
2452                 return;
2453
2454         stats_update(service,
2455                 rx_packets, tx_packets,
2456                 rx_bytes, tx_bytes,
2457                 rx_errors, tx_errors,
2458                 rx_dropped, tx_dropped);
2459
2460         data = &stats_get(service)->data;
2461         err = __connman_stats_update(service, service->roaming, data);
2462         if (err < 0)
2463                 connman_error("Failed to store statistics for %s",
2464                                 service->identifier);
2465
2466         g_hash_table_iter_init(&iter, service->counter_table);
2467         while (g_hash_table_iter_next(&iter, &key, &value)) {
2468                 counter = key;
2469                 counters = value;
2470
2471                 stats_append(service, counter, counters, counters->append_all);
2472                 counters->append_all = false;
2473         }
2474 }
2475
2476 int __connman_service_counter_register(const char *counter)
2477 {
2478         struct connman_service *service;
2479         GList *list;
2480         struct connman_stats_counter *counters;
2481
2482         DBG("counter %s", counter);
2483
2484         counter_list = g_slist_prepend(counter_list, (gpointer)counter);
2485
2486         for (list = service_list; list; list = list->next) {
2487                 service = list->data;
2488
2489                 counters = g_try_new0(struct connman_stats_counter, 1);
2490                 if (!counters)
2491                         return -ENOMEM;
2492
2493                 counters->append_all = true;
2494
2495                 g_hash_table_replace(service->counter_table, (gpointer)counter,
2496                                         counters);
2497         }
2498
2499         return 0;
2500 }
2501
2502 void __connman_service_counter_unregister(const char *counter)
2503 {
2504         struct connman_service *service;
2505         GList *list;
2506
2507         DBG("counter %s", counter);
2508
2509         for (list = service_list; list; list = list->next) {
2510                 service = list->data;
2511
2512                 g_hash_table_remove(service->counter_table, counter);
2513         }
2514
2515         counter_list = g_slist_remove(counter_list, counter);
2516 }
2517
2518 int connman_service_iterate_services(connman_service_iterate_cb cb,
2519                                                         void *user_data)
2520 {
2521         GList *list;
2522         int ret = 0;
2523
2524         for (list = service_list; list && ret == 0; list = list->next)
2525                 ret = cb((struct connman_service *)list->data, user_data);
2526
2527         return ret;
2528 }
2529
2530 static void append_properties(DBusMessageIter *dict, dbus_bool_t limited,
2531                                         struct connman_service *service)
2532 {
2533         dbus_bool_t val;
2534         const char *str;
2535         GSList *list;
2536
2537         str = __connman_service_type2string(service->type);
2538         if (str)
2539                 connman_dbus_dict_append_basic(dict, "Type",
2540                                                 DBUS_TYPE_STRING, &str);
2541
2542         connman_dbus_dict_append_array(dict, "Security",
2543                                 DBUS_TYPE_STRING, append_security, service);
2544
2545         str = state2string(service->state);
2546         if (str)
2547                 connman_dbus_dict_append_basic(dict, "State",
2548                                                 DBUS_TYPE_STRING, &str);
2549
2550         str = error2string(service->error);
2551         if (str)
2552                 connman_dbus_dict_append_basic(dict, "Error",
2553                                                 DBUS_TYPE_STRING, &str);
2554
2555         if (service->strength > 0)
2556                 connman_dbus_dict_append_basic(dict, "Strength",
2557                                         DBUS_TYPE_BYTE, &service->strength);
2558
2559         val = service->favorite;
2560         connman_dbus_dict_append_basic(dict, "Favorite",
2561                                         DBUS_TYPE_BOOLEAN, &val);
2562
2563         val = service->immutable;
2564         connman_dbus_dict_append_basic(dict, "Immutable",
2565                                         DBUS_TYPE_BOOLEAN, &val);
2566
2567         if (service->favorite)
2568                 val = service->autoconnect;
2569         else
2570                 val = service->favorite;
2571
2572         connman_dbus_dict_append_basic(dict, "AutoConnect",
2573                                 DBUS_TYPE_BOOLEAN, &val);
2574
2575         if (service->name)
2576                 connman_dbus_dict_append_basic(dict, "Name",
2577                                         DBUS_TYPE_STRING, &service->name);
2578
2579         switch (service->type) {
2580         case CONNMAN_SERVICE_TYPE_UNKNOWN:
2581         case CONNMAN_SERVICE_TYPE_SYSTEM:
2582         case CONNMAN_SERVICE_TYPE_GPS:
2583         case CONNMAN_SERVICE_TYPE_VPN:
2584         case CONNMAN_SERVICE_TYPE_P2P:
2585                 break;
2586         case CONNMAN_SERVICE_TYPE_CELLULAR:
2587                 val = service->roaming;
2588                 connman_dbus_dict_append_basic(dict, "Roaming",
2589                                         DBUS_TYPE_BOOLEAN, &val);
2590
2591                 connman_dbus_dict_append_dict(dict, "Ethernet",
2592                                                 append_ethernet, service);
2593                 break;
2594         case CONNMAN_SERVICE_TYPE_WIFI:
2595         case CONNMAN_SERVICE_TYPE_ETHERNET:
2596         case CONNMAN_SERVICE_TYPE_BLUETOOTH:
2597         case CONNMAN_SERVICE_TYPE_GADGET:
2598                 connman_dbus_dict_append_dict(dict, "Ethernet",
2599                                                 append_ethernet, service);
2600                 break;
2601         }
2602
2603         connman_dbus_dict_append_dict(dict, "IPv4", append_ipv4, service);
2604
2605         connman_dbus_dict_append_dict(dict, "IPv4.Configuration",
2606                                                 append_ipv4config, service);
2607
2608         connman_dbus_dict_append_dict(dict, "IPv6", append_ipv6, service);
2609
2610         connman_dbus_dict_append_dict(dict, "IPv6.Configuration",
2611                                                 append_ipv6config, service);
2612
2613         connman_dbus_dict_append_array(dict, "Nameservers",
2614                                 DBUS_TYPE_STRING, append_dns, service);
2615
2616         connman_dbus_dict_append_array(dict, "Nameservers.Configuration",
2617                                 DBUS_TYPE_STRING, append_dnsconfig, service);
2618
2619         if (service->state == CONNMAN_SERVICE_STATE_READY ||
2620                         service->state == CONNMAN_SERVICE_STATE_ONLINE)
2621                 list = __connman_timeserver_get_all(service);
2622         else
2623                 list = NULL;
2624
2625         connman_dbus_dict_append_array(dict, "Timeservers",
2626                                 DBUS_TYPE_STRING, append_ts, list);
2627
2628         g_slist_free_full(list, g_free);
2629
2630         connman_dbus_dict_append_array(dict, "Timeservers.Configuration",
2631                                 DBUS_TYPE_STRING, append_tsconfig, service);
2632
2633         connman_dbus_dict_append_array(dict, "Domains",
2634                                 DBUS_TYPE_STRING, append_domain, service);
2635
2636         connman_dbus_dict_append_array(dict, "Domains.Configuration",
2637                                 DBUS_TYPE_STRING, append_domainconfig, service);
2638
2639         connman_dbus_dict_append_dict(dict, "Proxy", append_proxy, service);
2640
2641         connman_dbus_dict_append_dict(dict, "Proxy.Configuration",
2642                                                 append_proxyconfig, service);
2643
2644         val = service->mdns;
2645         connman_dbus_dict_append_basic(dict, "mDNS", DBUS_TYPE_BOOLEAN,
2646                                 &val);
2647
2648         val = service->mdns_config;
2649         connman_dbus_dict_append_basic(dict, "mDNS.Configuration",
2650                                 DBUS_TYPE_BOOLEAN, &val);
2651
2652         connman_dbus_dict_append_dict(dict, "Provider",
2653                                                 append_provider, service);
2654
2655         if (service->network)
2656                 connman_network_append_acddbus(dict, service->network);
2657 }
2658
2659 static void append_struct_service(DBusMessageIter *iter,
2660                 connman_dbus_append_cb_t function,
2661                 struct connman_service *service)
2662 {
2663         DBusMessageIter entry, dict;
2664
2665         dbus_message_iter_open_container(iter, DBUS_TYPE_STRUCT, NULL, &entry);
2666
2667         dbus_message_iter_append_basic(&entry, DBUS_TYPE_OBJECT_PATH,
2668                                                         &service->path);
2669
2670         connman_dbus_dict_open(&entry, &dict);
2671         if (function)
2672                 function(&dict, service);
2673         connman_dbus_dict_close(&entry, &dict);
2674
2675         dbus_message_iter_close_container(iter, &entry);
2676 }
2677
2678 static void append_dict_properties(DBusMessageIter *dict, void *user_data)
2679 {
2680         struct connman_service *service = user_data;
2681
2682         append_properties(dict, TRUE, service);
2683 }
2684
2685 static void append_struct(gpointer value, gpointer user_data)
2686 {
2687         struct connman_service *service = value;
2688         DBusMessageIter *iter = user_data;
2689
2690         if (!service->path)
2691                 return;
2692
2693         append_struct_service(iter, append_dict_properties, service);
2694 }
2695
2696 void __connman_service_list_struct(DBusMessageIter *iter)
2697 {
2698         g_list_foreach(service_list, append_struct, iter);
2699 }
2700
2701 bool __connman_service_is_hidden(struct connman_service *service)
2702 {
2703         return service->hidden;
2704 }
2705
2706 bool
2707 __connman_service_is_split_routing(struct connman_service *service)
2708 {
2709         return service->do_split_routing;
2710 }
2711
2712 bool __connman_service_index_is_split_routing(int index)
2713 {
2714         struct connman_service *service;
2715
2716         if (index < 0)
2717                 return false;
2718
2719         service = __connman_service_lookup_from_index(index);
2720         if (!service)
2721                 return false;
2722
2723         return __connman_service_is_split_routing(service);
2724 }
2725
2726 int __connman_service_get_index(struct connman_service *service)
2727 {
2728         if (!service)
2729                 return -1;
2730
2731         if (service->network)
2732                 return connman_network_get_index(service->network);
2733         else if (service->provider)
2734                 return connman_provider_get_index(service->provider);
2735
2736         return -1;
2737 }
2738
2739 void __connman_service_set_hidden(struct connman_service *service)
2740 {
2741         if (!service || service->hidden)
2742                 return;
2743
2744         service->hidden_service = true;
2745 }
2746
2747 void __connman_service_set_hostname(struct connman_service *service,
2748                                                 const char *hostname)
2749 {
2750         if (!service || service->hidden)
2751                 return;
2752
2753         g_free(service->hostname);
2754         service->hostname = NULL;
2755
2756         if (hostname && g_str_is_ascii(hostname))
2757                 service->hostname = g_strdup(hostname);
2758 }
2759
2760 const char *__connman_service_get_hostname(struct connman_service *service)
2761 {
2762         if (!service)
2763                 return NULL;
2764
2765         return service->hostname;
2766 }
2767
2768 void __connman_service_set_domainname(struct connman_service *service,
2769                                                 const char *domainname)
2770 {
2771         if (!service || service->hidden)
2772                 return;
2773
2774         g_free(service->domainname);
2775         service->domainname = NULL;
2776
2777         if (domainname && g_str_is_ascii(domainname))
2778                 service->domainname = g_strdup(domainname);
2779
2780         domain_changed(service);
2781 }
2782
2783 const char *connman_service_get_domainname(struct connman_service *service)
2784 {
2785         if (!service)
2786                 return NULL;
2787
2788         if (service->domains)
2789                 return service->domains[0];
2790         else
2791                 return service->domainname;
2792 }
2793
2794 const char *connman_service_get_dbuspath(struct connman_service *service)
2795 {
2796         if (!service)
2797                 return NULL;
2798
2799         return service->path;
2800 }
2801
2802 char **connman_service_get_nameservers(struct connman_service *service)
2803 {
2804         if (!service)
2805                 return NULL;
2806
2807         if (service->nameservers_config)
2808                 return g_strdupv(service->nameservers_config);
2809         else if (service->nameservers ||
2810                                         service->nameservers_auto) {
2811                 int len = 0, len_auto = 0, i;
2812                 char **nameservers;
2813
2814                 if (service->nameservers)
2815                         len = g_strv_length(service->nameservers);
2816                 if (service->nameservers_auto)
2817                         len_auto = g_strv_length(service->nameservers_auto);
2818
2819                 nameservers = g_try_new0(char *, len + len_auto + 1);
2820                 if (!nameservers)
2821                         return NULL;
2822
2823                 for (i = 0; i < len; i++)
2824                         nameservers[i] = g_strdup(service->nameservers[i]);
2825
2826                 for (i = 0; i < len_auto; i++)
2827                         nameservers[i + len] =
2828                                 g_strdup(service->nameservers_auto[i]);
2829
2830                 return nameservers;
2831         }
2832
2833         return g_strdupv(connman_setting_get_string_list("FallbackNameservers"));
2834 }
2835
2836 char **connman_service_get_timeservers_config(struct connman_service *service)
2837 {
2838         if (!service)
2839                 return NULL;
2840
2841         return service->timeservers_config;
2842 }
2843
2844 char **connman_service_get_timeservers(struct connman_service *service)
2845 {
2846         if (!service)
2847                 return NULL;
2848
2849         return service->timeservers;
2850 }
2851
2852 void connman_service_set_proxy_method(struct connman_service *service,
2853                                         enum connman_service_proxy_method method)
2854 {
2855         if (!service || service->hidden)
2856                 return;
2857
2858         service->proxy = method;
2859
2860         proxy_changed(service);
2861
2862         if (method != CONNMAN_SERVICE_PROXY_METHOD_AUTO)
2863                 __connman_notifier_proxy_changed(service);
2864 }
2865
2866 enum connman_service_proxy_method connman_service_get_proxy_method(
2867                                         struct connman_service *service)
2868 {
2869         if (!service)
2870                 return CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN;
2871
2872         if (service->proxy_config != CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN) {
2873                 if (service->proxy_config == CONNMAN_SERVICE_PROXY_METHOD_AUTO &&
2874                                 !service->pac)
2875                         return service->proxy;
2876
2877                 return service->proxy_config;
2878         }
2879
2880         return service->proxy;
2881 }
2882
2883 char **connman_service_get_proxy_servers(struct connman_service *service)
2884 {
2885         return g_strdupv(service->proxies);
2886 }
2887
2888 char **connman_service_get_proxy_excludes(struct connman_service *service)
2889 {
2890         return g_strdupv(service->excludes);
2891 }
2892
2893 const char *connman_service_get_proxy_url(struct connman_service *service)
2894 {
2895         if (!service)
2896                 return NULL;
2897
2898         return service->pac;
2899 }
2900
2901 void __connman_service_set_proxy_autoconfig(struct connman_service *service,
2902                                                         const char *url)
2903 {
2904         if (!service || service->hidden)
2905                 return;
2906
2907         service->proxy = CONNMAN_SERVICE_PROXY_METHOD_AUTO;
2908
2909         if (service->ipconfig_ipv4) {
2910                 if (__connman_ipconfig_set_proxy_autoconfig(
2911                             service->ipconfig_ipv4, url) < 0)
2912                         return;
2913         } else if (service->ipconfig_ipv6) {
2914                 if (__connman_ipconfig_set_proxy_autoconfig(
2915                             service->ipconfig_ipv6, url) < 0)
2916                         return;
2917         } else
2918                 return;
2919
2920         proxy_changed(service);
2921
2922         __connman_notifier_proxy_changed(service);
2923 }
2924
2925 const char *connman_service_get_proxy_autoconfig(struct connman_service *service)
2926 {
2927         if (!service)
2928                 return NULL;
2929
2930         if (service->ipconfig_ipv4)
2931                 return __connman_ipconfig_get_proxy_autoconfig(
2932                                                 service->ipconfig_ipv4);
2933         else if (service->ipconfig_ipv6)
2934                 return __connman_ipconfig_get_proxy_autoconfig(
2935                                                 service->ipconfig_ipv6);
2936         return NULL;
2937 }
2938
2939 void __connman_service_set_timeservers(struct connman_service *service,
2940                                 char **timeservers)
2941 {
2942         int i;
2943
2944         if (!service)
2945                 return;
2946
2947         g_strfreev(service->timeservers);
2948         service->timeservers = NULL;
2949
2950         for (i = 0; timeservers && timeservers[i]; i++)
2951                 __connman_service_timeserver_append(service, timeservers[i]);
2952 }
2953
2954 int __connman_service_timeserver_append(struct connman_service *service,
2955                                                 const char *timeserver)
2956 {
2957         int len;
2958
2959         DBG("service %p timeserver %s", service, timeserver);
2960
2961         if (!timeserver)
2962                 return -EINVAL;
2963
2964         if (service->timeservers) {
2965                 int i;
2966
2967                 for (i = 0; service->timeservers[i]; i++)
2968                         if (g_strcmp0(service->timeservers[i], timeserver) == 0)
2969                                 return -EEXIST;
2970
2971                 len = g_strv_length(service->timeservers);
2972                 service->timeservers = g_try_renew(char *, service->timeservers,
2973                                                         len + 2);
2974         } else {
2975                 len = 0;
2976                 service->timeservers = g_try_new0(char *, len + 2);
2977         }
2978
2979         if (!service->timeservers)
2980                 return -ENOMEM;
2981
2982         service->timeservers[len] = g_strdup(timeserver);
2983         service->timeservers[len + 1] = NULL;
2984
2985         return 0;
2986 }
2987
2988 int __connman_service_timeserver_remove(struct connman_service *service,
2989                                                 const char *timeserver)
2990 {
2991         char **servers;
2992         int len, i, j, found = 0;
2993
2994         DBG("service %p timeserver %s", service, timeserver);
2995
2996         if (!timeserver)
2997                 return -EINVAL;
2998
2999         if (!service->timeservers)
3000                 return 0;
3001
3002         for (i = 0; service->timeservers &&
3003                                         service->timeservers[i]; i++)
3004                 if (g_strcmp0(service->timeservers[i], timeserver) == 0) {
3005                         found = 1;
3006                         break;
3007                 }
3008
3009         if (found == 0)
3010                 return 0;
3011
3012         len = g_strv_length(service->timeservers);
3013
3014         if (len == 1) {
3015                 g_strfreev(service->timeservers);
3016                 service->timeservers = NULL;
3017
3018                 return 0;
3019         }
3020
3021         servers = g_try_new0(char *, len);
3022         if (!servers)
3023                 return -ENOMEM;
3024
3025         for (i = 0, j = 0; i < len; i++) {
3026                 if (g_strcmp0(service->timeservers[i], timeserver) != 0) {
3027                         servers[j] = g_strdup(service->timeservers[i]);
3028                         if (!servers[j])
3029                                 return -ENOMEM;
3030                         j++;
3031                 }
3032         }
3033         servers[len - 1] = NULL;
3034
3035         g_strfreev(service->timeservers);
3036         service->timeservers = servers;
3037
3038         return 0;
3039 }
3040
3041 void __connman_service_timeserver_changed(struct connman_service *service,
3042                 GSList *ts_list)
3043 {
3044         if (!service)
3045                 return;
3046
3047         if (!allow_property_changed(service))
3048                 return;
3049
3050         connman_dbus_property_changed_array(service->path,
3051                         CONNMAN_SERVICE_INTERFACE, "Timeservers",
3052                         DBUS_TYPE_STRING, append_ts, ts_list);
3053 }
3054
3055 void __connman_service_set_pac(struct connman_service *service,
3056                                         const char *pac)
3057 {
3058         if (service->hidden)
3059                 return;
3060         g_free(service->pac);
3061         service->pac = g_strdup(pac);
3062
3063         proxy_changed(service);
3064 }
3065
3066 void __connman_service_set_identity(struct connman_service *service,
3067                                         const char *identity)
3068 {
3069         if (service->immutable || service->hidden)
3070                 return;
3071
3072         g_free(service->identity);
3073         service->identity = g_strdup(identity);
3074
3075         if (service->network)
3076                 connman_network_set_string(service->network,
3077                                         "WiFi.Identity",
3078                                         service->identity);
3079 }
3080
3081 void __connman_service_set_anonymous_identity(struct connman_service *service,
3082                                                 const char *anonymous_identity)
3083 {
3084         if (service->immutable || service->hidden)
3085                 return;
3086
3087         g_free(service->anonymous_identity);
3088         service->anonymous_identity = g_strdup(anonymous_identity);
3089
3090         if (service->network)
3091                 connman_network_set_string(service->network,
3092                                         "WiFi.AnonymousIdentity",
3093                                         service->anonymous_identity);
3094 }
3095
3096 void __connman_service_set_subject_match(struct connman_service *service,
3097                                                 const char *subject_match)
3098 {
3099         if (service->immutable || service->hidden)
3100                 return;
3101
3102         g_free(service->subject_match);
3103         service->subject_match = g_strdup(subject_match);
3104
3105         if (service->network)
3106                 connman_network_set_string(service->network,
3107                                         "WiFi.SubjectMatch",
3108                                         service->subject_match);
3109 }
3110
3111 void __connman_service_set_altsubject_match(struct connman_service *service,
3112                                                 const char *altsubject_match)
3113 {
3114         if (service->immutable || service->hidden)
3115                 return;
3116
3117         g_free(service->altsubject_match);
3118         service->altsubject_match = g_strdup(altsubject_match);
3119
3120         if (service->network)
3121                 connman_network_set_string(service->network,
3122                                         "WiFi.AltSubjectMatch",
3123                                         service->altsubject_match);
3124 }
3125
3126 void __connman_service_set_domain_suffix_match(struct connman_service *service,
3127                                                 const char *domain_suffix_match)
3128 {
3129         if (service->immutable || service->hidden)
3130                 return;
3131
3132         g_free(service->domain_suffix_match);
3133         service->domain_suffix_match = g_strdup(domain_suffix_match);
3134
3135         if (service->network)
3136                 connman_network_set_string(service->network,
3137                                         "WiFi.DomainSuffixMatch",
3138                                         service->domain_suffix_match);
3139 }
3140
3141 void __connman_service_set_domain_match(struct connman_service *service,
3142                                                 const char *domain_match)
3143 {
3144         if (service->immutable || service->hidden)
3145                 return;
3146
3147         g_free(service->domain_match);
3148         service->domain_match = g_strdup(domain_match);
3149
3150         if (service->network)
3151                 connman_network_set_string(service->network,
3152                                         "WiFi.DomainMatch",
3153                                         service->domain_match);
3154 }
3155
3156 void __connman_service_set_agent_identity(struct connman_service *service,
3157                                                 const char *agent_identity)
3158 {
3159         if (service->hidden)
3160                 return;
3161         g_free(service->agent_identity);
3162         service->agent_identity = g_strdup(agent_identity);
3163
3164         if (service->network)
3165                 connman_network_set_string(service->network,
3166                                         "WiFi.AgentIdentity",
3167                                         service->agent_identity);
3168 }
3169
3170 int __connman_service_check_passphrase(enum connman_service_security security,
3171                 const char *passphrase)
3172 {
3173         guint i;
3174         gsize length;
3175
3176         if (!passphrase)
3177                 return 0;
3178
3179         length = strlen(passphrase);
3180
3181         switch (security) {
3182         case CONNMAN_SERVICE_SECURITY_UNKNOWN:
3183         case CONNMAN_SERVICE_SECURITY_NONE:
3184         case CONNMAN_SERVICE_SECURITY_WPA:
3185         case CONNMAN_SERVICE_SECURITY_RSN:
3186
3187                 DBG("service security '%s' (%d) not handled",
3188                                 security2string(security), security);
3189
3190                 return -EOPNOTSUPP;
3191
3192         case CONNMAN_SERVICE_SECURITY_PSK:
3193                 /* A raw key is always 64 bytes length,
3194                  * its content is in hex representation.
3195                  * A PSK key must be between [8..63].
3196                  */
3197                 if (length == 64) {
3198                         for (i = 0; i < 64; i++)
3199                                 if (!isxdigit((unsigned char)
3200                                               passphrase[i]))
3201                                         return -ENOKEY;
3202                 } else if (length < 8 || length > 63)
3203                         return -ENOKEY;
3204                 break;
3205         case CONNMAN_SERVICE_SECURITY_WEP:
3206                 /* length of WEP key is 10 or 26
3207                  * length of WEP passphrase is 5 or 13
3208                  */
3209                 if (length == 10 || length == 26) {
3210                         for (i = 0; i < length; i++)
3211                                 if (!isxdigit((unsigned char)
3212                                               passphrase[i]))
3213                                         return -ENOKEY;
3214                 } else if (length != 5 && length != 13)
3215                         return -ENOKEY;
3216                 break;
3217
3218         case CONNMAN_SERVICE_SECURITY_8021X:
3219                 break;
3220         }
3221
3222         return 0;
3223 }
3224
3225 int __connman_service_set_passphrase(struct connman_service *service,
3226                                         const char *passphrase)
3227 {
3228         int err;
3229
3230         if (service->hidden)
3231                 return -EINVAL;
3232
3233         if (service->immutable &&
3234                         service->security != CONNMAN_SERVICE_SECURITY_8021X)
3235                 return -EINVAL;
3236
3237         err = __connman_service_check_passphrase(service->security, passphrase);
3238
3239         if (err < 0)
3240                 return err;
3241
3242         g_free(service->passphrase);
3243         service->passphrase = g_strdup(passphrase);
3244
3245         if (service->network)
3246                 connman_network_set_string(service->network, "WiFi.Passphrase",
3247                                 service->passphrase);
3248
3249         return 0;
3250 }
3251
3252 const char *__connman_service_get_passphrase(struct connman_service *service)
3253 {
3254         if (!service)
3255                 return NULL;
3256
3257         return service->passphrase;
3258 }
3259
3260 static DBusMessage *get_properties(DBusConnection *conn,
3261                                         DBusMessage *msg, void *user_data)
3262 {
3263         struct connman_service *service = user_data;
3264         DBusMessage *reply;
3265         DBusMessageIter array, dict;
3266
3267         reply = dbus_message_new_method_return(msg);
3268         if (!reply)
3269                 return NULL;
3270
3271         dbus_message_iter_init_append(reply, &array);
3272
3273         connman_dbus_dict_open(&array, &dict);
3274         append_properties(&dict, FALSE, service);
3275         connman_dbus_dict_close(&array, &dict);
3276
3277         return reply;
3278 }
3279
3280 static char **remove_empty_strings(char **strv)
3281 {
3282         int index = 0;
3283         char **iter = strv;
3284
3285         while (*iter) {
3286                 if (**iter)
3287                         strv[index++] = *iter;
3288                 else
3289                         g_free(*iter);
3290                 iter++;
3291         }
3292
3293         strv[index] = NULL;
3294         return strv;
3295 }
3296
3297 static int update_proxy_configuration(struct connman_service *service,
3298                                 DBusMessageIter *array)
3299 {
3300         DBusMessageIter dict;
3301         enum connman_service_proxy_method method;
3302         GString *servers_str = NULL;
3303         GString *excludes_str = NULL;
3304         const char *url = NULL;
3305
3306         method = CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN;
3307
3308         dbus_message_iter_recurse(array, &dict);
3309
3310         while (dbus_message_iter_get_arg_type(&dict) == DBUS_TYPE_DICT_ENTRY) {
3311                 DBusMessageIter entry, variant;
3312                 const char *key;
3313                 int type;
3314
3315                 dbus_message_iter_recurse(&dict, &entry);
3316
3317                 if (dbus_message_iter_get_arg_type(&entry) != DBUS_TYPE_STRING)
3318                         goto error;
3319
3320                 dbus_message_iter_get_basic(&entry, &key);
3321                 dbus_message_iter_next(&entry);
3322
3323                 if (dbus_message_iter_get_arg_type(&entry) != DBUS_TYPE_VARIANT)
3324                         goto error;
3325
3326                 dbus_message_iter_recurse(&entry, &variant);
3327
3328                 type = dbus_message_iter_get_arg_type(&variant);
3329
3330                 if (g_str_equal(key, "Method")) {
3331                         const char *val;
3332
3333                         if (type != DBUS_TYPE_STRING)
3334                                 goto error;
3335
3336                         dbus_message_iter_get_basic(&variant, &val);
3337                         method = string2proxymethod(val);
3338                 } else if (g_str_equal(key, "URL")) {
3339                         if (type != DBUS_TYPE_STRING)
3340                                 goto error;
3341
3342                         dbus_message_iter_get_basic(&variant, &url);
3343                 } else if (g_str_equal(key, "Servers")) {
3344                         DBusMessageIter str_array;
3345
3346                         if (type != DBUS_TYPE_ARRAY)
3347                                 goto error;
3348
3349                         servers_str = g_string_new(NULL);
3350                         if (!servers_str)
3351                                 goto error;
3352
3353                         dbus_message_iter_recurse(&variant, &str_array);
3354
3355                         while (dbus_message_iter_get_arg_type(&str_array) ==
3356                                                         DBUS_TYPE_STRING) {
3357                                 char *val = NULL;
3358
3359                                 dbus_message_iter_get_basic(&str_array, &val);
3360
3361                                 if (servers_str->len > 0)
3362                                         g_string_append_printf(servers_str,
3363                                                         " %s", val);
3364                                 else
3365                                         g_string_append(servers_str, val);
3366
3367                                 dbus_message_iter_next(&str_array);
3368                         }
3369                 } else if (g_str_equal(key, "Excludes")) {
3370                         DBusMessageIter str_array;
3371
3372                         if (type != DBUS_TYPE_ARRAY)
3373                                 goto error;
3374
3375                         excludes_str = g_string_new(NULL);
3376                         if (!excludes_str)
3377                                 goto error;
3378
3379                         dbus_message_iter_recurse(&variant, &str_array);
3380
3381                         while (dbus_message_iter_get_arg_type(&str_array) ==
3382                                                         DBUS_TYPE_STRING) {
3383                                 char *val = NULL;
3384
3385                                 dbus_message_iter_get_basic(&str_array, &val);
3386
3387                                 if (excludes_str->len > 0)
3388                                         g_string_append_printf(excludes_str,
3389                                                         " %s", val);
3390                                 else
3391                                         g_string_append(excludes_str, val);
3392
3393                                 dbus_message_iter_next(&str_array);
3394                         }
3395                 }
3396
3397                 dbus_message_iter_next(&dict);
3398         }
3399
3400         switch (method) {
3401         case CONNMAN_SERVICE_PROXY_METHOD_DIRECT:
3402                 break;
3403         case CONNMAN_SERVICE_PROXY_METHOD_MANUAL:
3404                 if (!servers_str && !service->proxies)
3405                         goto error;
3406
3407                 if (servers_str) {
3408                         g_strfreev(service->proxies);
3409
3410                         if (servers_str->len > 0) {
3411                                 char **proxies = g_strsplit_set(
3412                                         servers_str->str, " ", 0);
3413                                 proxies = remove_empty_strings(proxies);
3414                                 service->proxies = proxies;
3415                         } else
3416                                 service->proxies = NULL;
3417                 }
3418
3419                 if (excludes_str) {
3420                         g_strfreev(service->excludes);
3421
3422                         if (excludes_str->len > 0) {
3423                                 char **excludes = g_strsplit_set(
3424                                         excludes_str->str, " ", 0);
3425                                 excludes = remove_empty_strings(excludes);
3426                                 service->excludes = excludes;
3427                         } else
3428                                 service->excludes = NULL;
3429                 }
3430
3431                 if (!service->proxies)
3432                         method = CONNMAN_SERVICE_PROXY_METHOD_DIRECT;
3433
3434                 break;
3435         case CONNMAN_SERVICE_PROXY_METHOD_AUTO:
3436                 g_free(service->pac);
3437
3438                 if (url && strlen(url) > 0)
3439                         service->pac = g_strstrip(g_strdup(url));
3440                 else
3441                         service->pac = NULL;
3442
3443                 /* if we are connected:
3444                    - if service->pac == NULL
3445                    - if __connman_ipconfig_get_proxy_autoconfig(
3446                    service->ipconfig) == NULL
3447                    --> We should start WPAD */
3448
3449                 break;
3450         case CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN:
3451                 goto error;
3452         }
3453
3454         if (servers_str)
3455                 g_string_free(servers_str, TRUE);
3456
3457         if (excludes_str)
3458                 g_string_free(excludes_str, TRUE);
3459
3460         service->proxy_config = method;
3461
3462         return 0;
3463
3464 error:
3465         if (servers_str)
3466                 g_string_free(servers_str, TRUE);
3467
3468         if (excludes_str)
3469                 g_string_free(excludes_str, TRUE);
3470
3471         return -EINVAL;
3472 }
3473
3474 static void do_auto_connect(struct connman_service *service,
3475         enum connman_service_connect_reason reason)
3476 {
3477         /*
3478          * CONNMAN_SERVICE_CONNECT_REASON_NONE must be ignored for VPNs. VPNs
3479          * always have reason CONNMAN_SERVICE_CONNECT_REASON_USER/AUTO.
3480          */
3481         if (!service || (service->type == CONNMAN_SERVICE_TYPE_VPN &&
3482                                 reason == CONNMAN_SERVICE_CONNECT_REASON_NONE))
3483                 return;
3484
3485         /*
3486          * Only user interaction should get VPN or WIFI connected in failure
3487          * state.
3488          */
3489         if (service->state == CONNMAN_SERVICE_STATE_FAILURE &&
3490                                 reason != CONNMAN_SERVICE_CONNECT_REASON_USER &&
3491                                 (service->type == CONNMAN_SERVICE_TYPE_VPN ||
3492                                 service->type == CONNMAN_SERVICE_TYPE_WIFI))
3493                 return;
3494
3495         /*
3496          * Do not use the builtin auto connect, instead rely on the
3497          * native auto connect feature of the service.
3498          */
3499         if (service->connect_reason == CONNMAN_SERVICE_CONNECT_REASON_NATIVE)
3500                 return;
3501
3502         /*
3503          * Run service auto connect for other than VPN services. Afterwards
3504          * start also VPN auto connect process.
3505          */
3506         if (service->type != CONNMAN_SERVICE_TYPE_VPN)
3507                 __connman_service_auto_connect(reason);
3508
3509         vpn_auto_connect();
3510 }
3511
3512 int __connman_service_reset_ipconfig(struct connman_service *service,
3513                 enum connman_ipconfig_type type, DBusMessageIter *array,
3514                 enum connman_service_state *new_state)
3515 {
3516         struct connman_ipconfig *ipconfig, *new_ipconfig;
3517         enum connman_ipconfig_method old_method, new_method;
3518         enum connman_service_state state;
3519         int err = 0, index;
3520
3521         if (type == CONNMAN_IPCONFIG_TYPE_IPV4) {
3522                 ipconfig = service->ipconfig_ipv4;
3523                 state = service->state_ipv4;
3524                 new_method = CONNMAN_IPCONFIG_METHOD_DHCP;
3525         } else if (type == CONNMAN_IPCONFIG_TYPE_IPV6) {
3526                 ipconfig = service->ipconfig_ipv6;
3527                 state = service->state_ipv6;
3528                 new_method = CONNMAN_IPCONFIG_METHOD_AUTO;
3529         } else
3530                 return -EINVAL;
3531
3532         if (!ipconfig)
3533                 return -ENXIO;
3534
3535         old_method = __connman_ipconfig_get_method(ipconfig);
3536         index = __connman_ipconfig_get_index(ipconfig);
3537
3538         if (type == CONNMAN_IPCONFIG_TYPE_IPV4)
3539                 new_ipconfig = create_ip4config(service, index,
3540                                 CONNMAN_IPCONFIG_METHOD_UNKNOWN);
3541         else
3542                 new_ipconfig = create_ip6config(service, index);
3543
3544         if (array) {
3545                 err = __connman_ipconfig_set_config(new_ipconfig, array);
3546                 if (err < 0) {
3547                         __connman_ipconfig_unref(new_ipconfig);
3548                         return err;
3549                 }
3550
3551                 new_method = __connman_ipconfig_get_method(new_ipconfig);
3552         }
3553
3554         if (is_connecting(state) || is_connected(state))
3555                 __connman_network_clear_ipconfig(service->network, ipconfig);
3556
3557         __connman_ipconfig_unref(ipconfig);
3558
3559         if (type == CONNMAN_IPCONFIG_TYPE_IPV4)
3560                 service->ipconfig_ipv4 = new_ipconfig;
3561         else if (type == CONNMAN_IPCONFIG_TYPE_IPV6)
3562                 service->ipconfig_ipv6 = new_ipconfig;
3563
3564         if (is_connecting(state) || is_connected(state))
3565                 __connman_ipconfig_enable(new_ipconfig);
3566
3567         if (new_state && new_method != old_method) {
3568                 if (type == CONNMAN_IPCONFIG_TYPE_IPV4)
3569                         *new_state = service->state_ipv4;
3570                 else
3571                         *new_state = service->state_ipv6;
3572
3573                 settings_changed(service, new_ipconfig);
3574                 address_updated(service, type);
3575
3576                 do_auto_connect(service, CONNMAN_SERVICE_CONNECT_REASON_AUTO);
3577         }
3578
3579         DBG("err %d ipconfig %p type %d method %d state %s", err,
3580                 new_ipconfig, type, new_method,
3581                 !new_state  ? "-" : state2string(*new_state));
3582
3583         return err;
3584 }
3585
3586 void __connman_service_wispr_start(struct connman_service *service,
3587                                         enum connman_ipconfig_type type)
3588 {
3589         DBG("service %p type %s", service, __connman_ipconfig_type2string(type));
3590
3591         if (type == CONNMAN_IPCONFIG_TYPE_IPV4)
3592                 service->online_check_interval_ipv4 =
3593                                         online_check_initial_interval;
3594         else
3595                 service->online_check_interval_ipv6 =
3596                                         online_check_initial_interval;
3597
3598         __connman_wispr_start(service, type);
3599 }
3600
3601 static void set_error(struct connman_service *service,
3602                                         enum connman_service_error error);
3603
3604 static DBusMessage *set_property(DBusConnection *conn,
3605                                         DBusMessage *msg, void *user_data)
3606 {
3607         struct connman_service *service = user_data;
3608         DBusMessageIter iter, value;
3609         const char *name;
3610         int type;
3611
3612         DBG("service %p", service);
3613
3614         if (!dbus_message_iter_init(msg, &iter))
3615                 return __connman_error_invalid_arguments(msg);
3616
3617         if (dbus_message_iter_get_arg_type(&iter) != DBUS_TYPE_STRING)
3618                 return __connman_error_invalid_arguments(msg);
3619
3620         dbus_message_iter_get_basic(&iter, &name);
3621         dbus_message_iter_next(&iter);
3622
3623         if (dbus_message_iter_get_arg_type(&iter) != DBUS_TYPE_VARIANT)
3624                 return __connman_error_invalid_arguments(msg);
3625
3626         dbus_message_iter_recurse(&iter, &value);
3627
3628         type = dbus_message_iter_get_arg_type(&value);
3629
3630         if (g_str_equal(name, "AutoConnect")) {
3631                 dbus_bool_t autoconnect;
3632
3633                 if (type != DBUS_TYPE_BOOLEAN)
3634                         return __connman_error_invalid_arguments(msg);
3635
3636                 if (!service->favorite)
3637                         return __connman_error_invalid_service(msg);
3638
3639                 dbus_message_iter_get_basic(&value, &autoconnect);
3640
3641                 if (autoconnect && service->type == CONNMAN_SERVICE_TYPE_VPN) {
3642                         /*
3643                          * Changing the autoconnect flag on VPN to "on" should
3644                          * have the same effect as user connecting the VPN =
3645                          * clear previous error and change state to idle.
3646                          */
3647                         set_error(service, CONNMAN_SERVICE_ERROR_UNKNOWN);
3648
3649                         if (service->state == CONNMAN_SERVICE_STATE_FAILURE) {
3650                                 service->state = CONNMAN_SERVICE_STATE_IDLE;
3651                                 state_changed(service);
3652                         }
3653                 }
3654
3655                 if (connman_service_set_autoconnect(service, autoconnect)) {
3656                         service_save(service);
3657                         if (autoconnect)
3658                                 do_auto_connect(service,
3659                                         CONNMAN_SERVICE_CONNECT_REASON_AUTO);
3660                 }
3661         } else if (g_str_equal(name, "Nameservers.Configuration")) {
3662                 DBusMessageIter entry;
3663                 GString *str;
3664                 int index;
3665                 const char *gw;
3666
3667                 if (__connman_provider_is_immutable(service->provider) ||
3668                                 service->immutable)
3669                         return __connman_error_not_supported(msg);
3670
3671                 if (type != DBUS_TYPE_ARRAY)
3672                         return __connman_error_invalid_arguments(msg);
3673
3674                 str = g_string_new(NULL);
3675                 if (!str)
3676                         return __connman_error_invalid_arguments(msg);
3677
3678                 index = __connman_service_get_index(service);
3679                 gw = __connman_ipconfig_get_gateway_from_index(index,
3680                         CONNMAN_IPCONFIG_TYPE_ALL);
3681
3682                 if (gw && strlen(gw))
3683                         __connman_service_nameserver_del_routes(service,
3684                                                 CONNMAN_IPCONFIG_TYPE_ALL);
3685
3686                 dbus_message_iter_recurse(&value, &entry);
3687
3688                 while (dbus_message_iter_get_arg_type(&entry) == DBUS_TYPE_STRING) {
3689                         const char *val;
3690                         dbus_message_iter_get_basic(&entry, &val);
3691                         dbus_message_iter_next(&entry);
3692
3693                         if (!val[0])
3694                                 continue;
3695
3696                         if (str->len > 0)
3697                                 g_string_append_printf(str, " %s", val);
3698                         else
3699                                 g_string_append(str, val);
3700                 }
3701
3702                 nameserver_remove_all(service, CONNMAN_IPCONFIG_TYPE_ALL);
3703                 g_strfreev(service->nameservers_config);
3704
3705                 if (str->len > 0) {
3706                         char **nameservers, **iter;
3707
3708                         nameservers = g_strsplit_set(str->str, " ", 0);
3709
3710                         for (iter = nameservers; *iter; iter++)
3711                                 if (connman_inet_check_ipaddress(*iter) <= 0)
3712                                         *iter[0] = '\0';
3713
3714                         nameservers = remove_empty_strings(nameservers);
3715                         service->nameservers_config = nameservers;
3716                 } else {
3717                         service->nameservers_config = NULL;
3718                 }
3719
3720                 g_string_free(str, TRUE);
3721
3722                 if (gw && strlen(gw))
3723                         __connman_service_nameserver_add_routes(service, gw);
3724
3725                 nameserver_add_all(service, CONNMAN_IPCONFIG_TYPE_ALL);
3726                 dns_configuration_changed(service);
3727
3728                 if (__connman_service_is_connected_state(service,
3729                                                 CONNMAN_IPCONFIG_TYPE_IPV4))
3730                         __connman_service_wispr_start(service, CONNMAN_IPCONFIG_TYPE_IPV4);
3731
3732                 if (__connman_service_is_connected_state(service,
3733                                                 CONNMAN_IPCONFIG_TYPE_IPV6))
3734                         __connman_service_wispr_start(service, CONNMAN_IPCONFIG_TYPE_IPV6);
3735
3736                 service_save(service);
3737         } else if (g_str_equal(name, "Timeservers.Configuration")) {
3738                 DBusMessageIter entry;
3739                 GString *str;
3740
3741                 if (service->immutable)
3742                         return __connman_error_not_supported(msg);
3743
3744                 if (type != DBUS_TYPE_ARRAY)
3745                         return __connman_error_invalid_arguments(msg);
3746
3747                 str = g_string_new(NULL);
3748                 if (!str)
3749                         return __connman_error_invalid_arguments(msg);
3750
3751                 dbus_message_iter_recurse(&value, &entry);
3752
3753                 while (dbus_message_iter_get_arg_type(&entry) == DBUS_TYPE_STRING) {
3754                         const char *val;
3755                         dbus_message_iter_get_basic(&entry, &val);
3756                         dbus_message_iter_next(&entry);
3757
3758                         if (!val[0])
3759                                 continue;
3760
3761                         if (str->len > 0)
3762                                 g_string_append_printf(str, " %s", val);
3763                         else
3764                                 g_string_append(str, val);
3765                 }
3766
3767                 g_strfreev(service->timeservers_config);
3768                 service->timeservers_config = NULL;
3769
3770                 if (str->len > 0) {
3771                         char **timeservers = g_strsplit_set(str->str, " ", 0);
3772                         timeservers = remove_empty_strings(timeservers);
3773                         service->timeservers_config = timeservers;
3774                 }
3775
3776                 g_string_free(str, TRUE);
3777
3778                 service_save(service);
3779                 timeservers_configuration_changed(service);
3780                 __connman_timeserver_conf_update(service);
3781
3782         } else if (g_str_equal(name, "Domains.Configuration")) {
3783                 DBusMessageIter entry;
3784                 GString *str;
3785
3786                 if (service->immutable)
3787                         return __connman_error_not_supported(msg);
3788
3789                 if (type != DBUS_TYPE_ARRAY)
3790                         return __connman_error_invalid_arguments(msg);
3791
3792                 str = g_string_new(NULL);
3793                 if (!str)
3794                         return __connman_error_invalid_arguments(msg);
3795
3796                 dbus_message_iter_recurse(&value, &entry);
3797
3798                 while (dbus_message_iter_get_arg_type(&entry) == DBUS_TYPE_STRING) {
3799                         const char *val;
3800                         dbus_message_iter_get_basic(&entry, &val);
3801                         dbus_message_iter_next(&entry);
3802
3803                         if (!val[0])
3804                                 continue;
3805
3806                         if (str->len > 0)
3807                                 g_string_append_printf(str, " %s", val);
3808                         else
3809                                 g_string_append(str, val);
3810                 }
3811
3812                 searchdomain_remove_all(service);
3813                 g_strfreev(service->domains);
3814
3815                 if (str->len > 0) {
3816                         char **domains = g_strsplit_set(str->str, " ", 0);
3817                         domains = remove_empty_strings(domains);
3818                         service->domains = domains;
3819                 } else
3820                         service->domains = NULL;
3821
3822                 g_string_free(str, TRUE);
3823
3824                 searchdomain_add_all(service);
3825                 domain_configuration_changed(service);
3826                 domain_changed(service);
3827
3828                 service_save(service);
3829         } else if (g_str_equal(name, "Proxy.Configuration")) {
3830                 int err;
3831
3832                 if (service->immutable)
3833                         return __connman_error_not_supported(msg);
3834
3835                 if (type != DBUS_TYPE_ARRAY)
3836                         return __connman_error_invalid_arguments(msg);
3837
3838                 err = update_proxy_configuration(service, &value);
3839
3840                 if (err < 0)
3841                         return __connman_error_failed(msg, -err);
3842
3843                 proxy_configuration_changed(service);
3844
3845                 __connman_notifier_proxy_changed(service);
3846
3847                 service_save(service);
3848         } else if (g_str_equal(name, "mDNS.Configuration")) {
3849                 dbus_bool_t val;
3850
3851                 if (service->immutable)
3852                         return __connman_error_not_supported(msg);
3853
3854                 if (type != DBUS_TYPE_BOOLEAN)
3855                         return __connman_error_invalid_arguments(msg);
3856
3857                 dbus_message_iter_get_basic(&value, &val);
3858                 service->mdns_config = val;
3859
3860                 mdns_configuration_changed(service);
3861
3862                 set_mdns(service, service->mdns_config);
3863
3864                 service_save(service);
3865         } else if (g_str_equal(name, "IPv4.Configuration") ||
3866                         g_str_equal(name, "IPv6.Configuration")) {
3867
3868                 enum connman_service_state state =
3869                                                 CONNMAN_SERVICE_STATE_UNKNOWN;
3870                 enum connman_ipconfig_type type =
3871                         CONNMAN_IPCONFIG_TYPE_UNKNOWN;
3872                 int err = 0;
3873
3874                 if (service->type == CONNMAN_SERVICE_TYPE_VPN ||
3875                                 service->immutable)
3876                         return __connman_error_not_supported(msg);
3877
3878                 DBG("%s", name);
3879
3880                 if (!service->ipconfig_ipv4 &&
3881                                         !service->ipconfig_ipv6)
3882                         return __connman_error_invalid_property(msg);
3883
3884                 if (g_str_equal(name, "IPv4.Configuration"))
3885                         type = CONNMAN_IPCONFIG_TYPE_IPV4;
3886                 else
3887                         type = CONNMAN_IPCONFIG_TYPE_IPV6;
3888
3889                 err = __connman_service_reset_ipconfig(service, type, &value,
3890                                                                 &state);
3891
3892                 if (err < 0) {
3893                         if (is_connected(state) || is_connecting(state)) {
3894                                 if (type == CONNMAN_IPCONFIG_TYPE_IPV4)
3895                                         __connman_network_enable_ipconfig(service->network,
3896                                                         service->ipconfig_ipv4);
3897                                 else
3898                                         __connman_network_enable_ipconfig(service->network,
3899                                                         service->ipconfig_ipv6);
3900                         }
3901
3902                         return __connman_error_failed(msg, -err);
3903                 }
3904
3905                 if (type == CONNMAN_IPCONFIG_TYPE_IPV4)
3906                         ipv4_configuration_changed(service);
3907                 else
3908                         ipv6_configuration_changed(service);
3909
3910                 if (is_connecting(service->state) ||
3911                                 is_connected(service->state)) {
3912                         if (type == CONNMAN_IPCONFIG_TYPE_IPV4)
3913                                 __connman_network_enable_ipconfig(service->network,
3914                                                                 service->ipconfig_ipv4);
3915                         else
3916                                 __connman_network_enable_ipconfig(service->network,
3917                                                                 service->ipconfig_ipv6);
3918                 }
3919
3920                 service_save(service);
3921         } else
3922                 return __connman_error_invalid_property(msg);
3923
3924         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
3925 }
3926
3927 static void set_error(struct connman_service *service,
3928                                         enum connman_service_error error)
3929 {
3930         const char *str;
3931
3932         if (service->error == error)
3933                 return;
3934
3935         service->error = error;
3936
3937         if (!service->path)
3938                 return;
3939
3940         if (!allow_property_changed(service))
3941                 return;
3942
3943         str = error2string(service->error);
3944
3945         if (!str)
3946                 str = "";
3947
3948         connman_dbus_property_changed_basic(service->path,
3949                                 CONNMAN_SERVICE_INTERFACE, "Error",
3950                                 DBUS_TYPE_STRING, &str);
3951 }
3952
3953 static void remove_timeout(struct connman_service *service)
3954 {
3955         if (service->timeout > 0) {
3956                 g_source_remove(service->timeout);
3957                 service->timeout = 0;
3958         }
3959 }
3960
3961 static void reply_pending(struct connman_service *service, int error)
3962 {
3963         remove_timeout(service);
3964
3965         if (service->pending) {
3966                 connman_dbus_reply_pending(service->pending, error, NULL);
3967                 service->pending = NULL;
3968         }
3969
3970         if (service->provider_pending) {
3971                 connman_dbus_reply_pending(service->provider_pending,
3972                                 error, service->path);
3973                 service->provider_pending = NULL;
3974         }
3975 }
3976
3977 static void service_complete(struct connman_service *service)
3978 {
3979         reply_pending(service, EIO);
3980
3981         if (service->connect_reason != CONNMAN_SERVICE_CONNECT_REASON_USER)
3982                 do_auto_connect(service, service->connect_reason);
3983
3984         gettimeofday(&service->modified, NULL);
3985         service_save(service);
3986 }
3987
3988 static DBusMessage *clear_property(DBusConnection *conn,
3989                                         DBusMessage *msg, void *user_data)
3990 {
3991         struct connman_service *service = user_data;
3992         const char *name;
3993
3994         DBG("service %p", service);
3995
3996         dbus_message_get_args(msg, NULL, DBUS_TYPE_STRING, &name,
3997                                                         DBUS_TYPE_INVALID);
3998
3999         if (g_str_equal(name, "Error")) {
4000                 set_error(service, CONNMAN_SERVICE_ERROR_UNKNOWN);
4001
4002                 __connman_service_clear_error(service);
4003                 service_complete(service);
4004         } else
4005                 return __connman_error_invalid_property(msg);
4006
4007         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
4008 }
4009
4010 static bool is_ipconfig_usable(struct connman_service *service)
4011 {
4012         if (!__connman_ipconfig_is_usable(service->ipconfig_ipv4) &&
4013                         !__connman_ipconfig_is_usable(service->ipconfig_ipv6))
4014                 return false;
4015
4016         return true;
4017 }
4018
4019 static bool is_ignore(struct connman_service *service)
4020 {
4021         if (!service->autoconnect)
4022                 return true;
4023
4024         if (service->roaming &&
4025                 !connman_setting_get_bool("AutoConnectRoamingServices"))
4026                 return true;
4027
4028         if (service->ignore)
4029                 return true;
4030
4031         if (service->state == CONNMAN_SERVICE_STATE_FAILURE)
4032                 return true;
4033
4034         if (!is_ipconfig_usable(service))
4035                 return true;
4036
4037         return false;
4038 }
4039
4040 static void disconnect_on_last_session(enum connman_service_type type)
4041 {
4042         GList *list;
4043
4044         for (list = service_list; list; list = list->next) {
4045                 struct connman_service *service = list->data;
4046
4047                 if (service->type != type)
4048                         continue;
4049
4050                 if (service->connect_reason != CONNMAN_SERVICE_CONNECT_REASON_SESSION)
4051                          continue;
4052
4053                 __connman_service_disconnect(service);
4054                 return;
4055         }
4056 }
4057
4058 static int active_sessions[MAX_CONNMAN_SERVICE_TYPES] = {};
4059 static int always_connect[MAX_CONNMAN_SERVICE_TYPES] = {};
4060 static int active_count = 0;
4061
4062 void __connman_service_set_active_session(bool enable, GSList *list)
4063 {
4064         if (!list)
4065                 return;
4066
4067         if (enable)
4068                 active_count++;
4069         else
4070                 active_count--;
4071
4072         while (list) {
4073                 enum connman_service_type type = GPOINTER_TO_INT(list->data);
4074
4075                 switch (type) {
4076                 case CONNMAN_SERVICE_TYPE_ETHERNET:
4077                 case CONNMAN_SERVICE_TYPE_WIFI:
4078                 case CONNMAN_SERVICE_TYPE_BLUETOOTH:
4079                 case CONNMAN_SERVICE_TYPE_CELLULAR:
4080                 case CONNMAN_SERVICE_TYPE_GADGET:
4081                         if (enable)
4082                                 active_sessions[type]++;
4083                         else
4084                                 active_sessions[type]--;
4085                         break;
4086
4087                 case CONNMAN_SERVICE_TYPE_UNKNOWN:
4088                 case CONNMAN_SERVICE_TYPE_SYSTEM:
4089                 case CONNMAN_SERVICE_TYPE_GPS:
4090                 case CONNMAN_SERVICE_TYPE_VPN:
4091                 case CONNMAN_SERVICE_TYPE_P2P:
4092                         break;
4093                 }
4094
4095                 if (active_sessions[type] == 0)
4096                         disconnect_on_last_session(type);
4097
4098                 list = g_slist_next(list);
4099         }
4100
4101         DBG("eth %d wifi %d bt %d cellular %d gadget %d sessions %d",
4102                         active_sessions[CONNMAN_SERVICE_TYPE_ETHERNET],
4103                         active_sessions[CONNMAN_SERVICE_TYPE_WIFI],
4104                         active_sessions[CONNMAN_SERVICE_TYPE_BLUETOOTH],
4105                         active_sessions[CONNMAN_SERVICE_TYPE_CELLULAR],
4106                         active_sessions[CONNMAN_SERVICE_TYPE_GADGET],
4107                         active_count);
4108 }
4109
4110 struct preferred_tech_data {
4111         GList *preferred_list;
4112         enum connman_service_type type;
4113 };
4114
4115 static void preferred_tech_add_by_type(gpointer data, gpointer user_data)
4116 {
4117         struct connman_service *service = data;
4118         struct preferred_tech_data *tech_data = user_data;
4119
4120         if (service->type == tech_data->type) {
4121                 tech_data->preferred_list =
4122                         g_list_append(tech_data->preferred_list, service);
4123
4124                 DBG("type %d service %p %s", tech_data->type, service,
4125                                 service->name);
4126         }
4127 }
4128
4129 static GList *preferred_tech_list_get(void)
4130 {
4131         unsigned int *tech_array;
4132         struct preferred_tech_data tech_data = { 0, };
4133         int i;
4134
4135         tech_array = connman_setting_get_uint_list("PreferredTechnologies");
4136         if (!tech_array)
4137                 return NULL;
4138
4139         if (connman_setting_get_bool("SingleConnectedTechnology")) {
4140                 GList *list;
4141                 for (list = service_list; list; list = list->next) {
4142                         struct connman_service *service = list->data;
4143
4144                         if (!is_connected(service->state))
4145                                 break;
4146
4147                         if (service->connect_reason ==
4148                                         CONNMAN_SERVICE_CONNECT_REASON_USER) {
4149                                 DBG("service %p name %s is user connected",
4150                                                 service, service->name);
4151                                 return NULL;
4152                         }
4153                 }
4154         }
4155
4156         for (i = 0; tech_array[i] != 0; i += 1) {
4157                 tech_data.type = tech_array[i];
4158                 g_list_foreach(service_list, preferred_tech_add_by_type,
4159                                 &tech_data);
4160         }
4161
4162         return tech_data.preferred_list;
4163 }
4164
4165 static void set_always_connecting_technologies()
4166 {
4167         unsigned int *always_connected_techs =
4168                 connman_setting_get_uint_list("AlwaysConnectedTechnologies");
4169         int i;
4170         for (i = 0; always_connected_techs && always_connected_techs[i]; i++)
4171                 always_connect[always_connected_techs[i]] = 1;
4172 }
4173
4174 static bool autoconnect_no_session_active(struct connman_service *service)
4175 {
4176         /*
4177          * Test active_count to see if there are no sessions set up and
4178          * stop autoconnecting, but continue connecting if the service
4179          * belongs to a technology which should always autoconnect.
4180          */
4181         if (!active_count && !always_connect[service->type])
4182                 return true;
4183
4184         return false;
4185 }
4186
4187 static bool autoconnect_already_connecting(struct connman_service *service,
4188                                            bool autoconnecting)
4189 {
4190         /*
4191          * If another service is already connecting and this service type has
4192          * not been marked as always connecting, stop the connecting procedure.
4193          */
4194         if (autoconnecting &&
4195                         !active_sessions[service->type] &&
4196                         !always_connect[service->type])
4197                 return true;
4198
4199         return false;
4200 }
4201
4202 static int service_indicate_state(struct connman_service *service);
4203
4204 static bool auto_connect_service(GList *services,
4205                                 enum connman_service_connect_reason reason,
4206                                 bool preferred)
4207 {
4208         struct connman_service *service = NULL;
4209         bool ignore[MAX_CONNMAN_SERVICE_TYPES] = { };
4210         bool autoconnecting = false;
4211         GList *list;
4212
4213         DBG("preferred %d sessions %d reason %s", preferred, active_count,
4214                 reason2string(reason));
4215
4216         ignore[CONNMAN_SERVICE_TYPE_VPN] = true;
4217
4218         for (list = services; list; list = list->next) {
4219                 service = list->data;
4220
4221                 if (ignore[service->type]) {
4222                         DBG("service %p type %s ignore", service,
4223                                 __connman_service_type2string(service->type));
4224                         continue;
4225                 }
4226
4227                 if (service->connect_reason ==
4228                                 CONNMAN_SERVICE_CONNECT_REASON_NATIVE) {
4229                         DBG("service %p uses native autonnect, skip", service);
4230                         continue;
4231                 }
4232
4233                 if (service->pending ||
4234                                 is_connecting(service->state) ||
4235                                 is_connected(service->state)) {
4236                         if (autoconnect_no_session_active(service))
4237                                         return true;
4238
4239                         ignore[service->type] = true;
4240                         autoconnecting = true;
4241
4242                         DBG("service %p type %s busy", service,
4243                                 __connman_service_type2string(service->type));
4244
4245                         continue;
4246                 }
4247
4248                 if (!service->favorite) {
4249                         if (preferred)
4250                                continue;
4251
4252                         return autoconnecting;
4253                 }
4254
4255                 if (is_ignore(service) || service->state !=
4256                                 CONNMAN_SERVICE_STATE_IDLE)
4257                         continue;
4258
4259                 if (autoconnect_already_connecting(service, autoconnecting)) {
4260                         DBG("service %p type %s has no users", service,
4261                                 __connman_service_type2string(service->type));
4262                         continue;
4263                 }
4264
4265                 DBG("service %p %s %s", service, service->name,
4266                         (preferred) ? "preferred" : reason2string(reason));
4267
4268                 if (__connman_service_connect(service, reason) == 0)
4269                         service_indicate_state(service);
4270
4271                 if (autoconnect_no_session_active(service))
4272                         return true;
4273
4274                 ignore[service->type] = true;
4275         }
4276
4277         return autoconnecting;
4278 }
4279
4280 static gboolean run_auto_connect(gpointer data)
4281 {
4282         enum connman_service_connect_reason reason = GPOINTER_TO_UINT(data);
4283         bool autoconnecting = false;
4284         GList *preferred_tech;
4285
4286         autoconnect_id = 0;
4287
4288         DBG("");
4289
4290         preferred_tech = preferred_tech_list_get();
4291         if (preferred_tech) {
4292                 autoconnecting = auto_connect_service(preferred_tech, reason,
4293                                                         true);
4294                 g_list_free(preferred_tech);
4295         }
4296
4297         if (!autoconnecting || active_count)
4298                 auto_connect_service(service_list, reason, false);
4299
4300         return FALSE;
4301 }
4302
4303 void __connman_service_auto_connect(enum connman_service_connect_reason reason)
4304 {
4305         DBG("");
4306
4307         if (autoconnect_id != 0)
4308                 return;
4309
4310         if (!__connman_session_policy_autoconnect(reason))
4311                 return;
4312
4313         autoconnect_id = g_idle_add(run_auto_connect,
4314                                                 GUINT_TO_POINTER(reason));
4315 }
4316
4317 static gboolean run_vpn_auto_connect(gpointer data) {
4318         GList *list;
4319         bool need_split = false;
4320         bool autoconnectable_vpns = false;
4321         int attempts = 0;
4322         int timeout = VPN_AUTOCONNECT_TIMEOUT_DEFAULT;
4323         struct connman_service *def_service;
4324
4325         attempts = GPOINTER_TO_INT(data);
4326         def_service = connman_service_get_default();
4327
4328         /*
4329          * Stop auto connecting VPN if there is no transport service or the
4330          * transport service is not connected or if the  current default service
4331          * is a connected VPN (in ready state).
4332          */
4333         if (!def_service || !is_connected(def_service->state) ||
4334                 (def_service->type == CONNMAN_SERVICE_TYPE_VPN &&
4335                 is_connected(def_service->state))) {
4336
4337                 DBG("stopped, default service %s connected %d",
4338                         def_service ? def_service->identifier : "NULL",
4339                         def_service ? is_connected(def_service->state) : -1);
4340                 goto out;
4341         }
4342
4343         for (list = service_list; list; list = list->next) {
4344                 struct connman_service *service = list->data;
4345                 int res;
4346
4347                 if (service->type != CONNMAN_SERVICE_TYPE_VPN)
4348                         continue;
4349
4350                 if (is_connected(service->state) ||
4351                                         is_connecting(service->state)) {
4352                         if (!service->do_split_routing)
4353                                 need_split = true;
4354
4355                         /*
4356                          * If the service is connecting it must be accounted
4357                          * for to keep the autoconnection in main loop.
4358                          */
4359                         if (is_connecting(service->state))
4360                                 autoconnectable_vpns = true;
4361
4362                         continue;
4363                 }
4364
4365                 if (is_ignore(service) || !service->favorite)
4366                         continue;
4367
4368                 if (need_split && !service->do_split_routing) {
4369                         DBG("service %p no split routing", service);
4370                         continue;
4371                 }
4372
4373                 DBG("service %p %s %s", service, service->name,
4374                                 service->do_split_routing ?
4375                                 "split routing" : "");
4376
4377                 res = __connman_service_connect(service,
4378                                 CONNMAN_SERVICE_CONNECT_REASON_AUTO);
4379
4380                 switch (res) {
4381                 case 0:
4382                         service_indicate_state(service);
4383                         /* fall through */
4384                 case -EINPROGRESS:
4385                         autoconnectable_vpns = true;
4386                         break;
4387                 default:
4388                         continue;
4389                 }
4390
4391                 if (!service->do_split_routing)
4392                         need_split = true;
4393         }
4394
4395         /* Stop if there is no VPN to automatically connect.*/
4396         if (!autoconnectable_vpns) {
4397                 DBG("stopping, no autoconnectable VPNs found");
4398                 goto out;
4399         }
4400
4401         /* Increase the attempt count up to the threshold.*/
4402         if (attempts < VPN_AUTOCONNECT_TIMEOUT_ATTEMPTS_THRESHOLD)
4403                 attempts++;
4404
4405         /*
4406          * Timeout increases with 1s after VPN_AUTOCONNECT_TIMEOUT_STEP amount
4407          * of attempts made. After VPN_AUTOCONNECT_TIMEOUT_ATTEMPTS_THRESHOLD is
4408          * reached the delay does not increase.
4409          */
4410         timeout = timeout + (int)(attempts / VPN_AUTOCONNECT_TIMEOUT_STEP);
4411
4412         /* Re add this to main loop */
4413         vpn_autoconnect_id =
4414                 g_timeout_add_seconds(timeout, run_vpn_auto_connect,
4415                         GINT_TO_POINTER(attempts));
4416
4417         DBG("re-added to main loop, next VPN autoconnect in %d seconds (#%d)",
4418                 timeout, attempts);
4419
4420         return G_SOURCE_REMOVE;
4421
4422 out:
4423         vpn_autoconnect_id = 0;
4424         return G_SOURCE_REMOVE;
4425 }
4426
4427 static void vpn_auto_connect(void)
4428 {
4429         /*
4430          * Remove existing autoconnect from main loop to reset the attempt
4431          * counter in order to get VPN connected when there is a network change.
4432          */
4433         if (vpn_autoconnect_id) {
4434                 if (!g_source_remove(vpn_autoconnect_id))
4435                         return;
4436         }
4437
4438         vpn_autoconnect_id =
4439                 g_idle_add(run_vpn_auto_connect, NULL);
4440 }
4441
4442 bool
4443 __connman_service_is_provider_pending(struct connman_service *service)
4444 {
4445         if (!service)
4446                 return false;
4447
4448         if (service->provider_pending)
4449                 return true;
4450
4451         return false;
4452 }
4453
4454 void __connman_service_set_provider_pending(struct connman_service *service,
4455                                                         DBusMessage *msg)
4456 {
4457         if (service->provider_pending) {
4458                 DBG("service %p provider pending msg %p already exists",
4459                         service, service->provider_pending);
4460                 return;
4461         }
4462
4463         service->provider_pending = msg;
4464 }
4465
4466 static void check_pending_msg(struct connman_service *service)
4467 {
4468         if (!service->pending)
4469                 return;
4470
4471         DBG("service %p pending msg %p already exists", service,
4472                                                 service->pending);
4473         dbus_message_unref(service->pending);
4474 }
4475
4476 void __connman_service_set_hidden_data(struct connman_service *service,
4477                                                         gpointer user_data)
4478 {
4479         DBusMessage *pending = user_data;
4480
4481         DBG("service %p pending %p", service, pending);
4482
4483         if (!pending)
4484                 return;
4485
4486         check_pending_msg(service);
4487
4488         service->pending = pending;
4489 }
4490
4491 void __connman_service_return_error(struct connman_service *service,
4492                                 int error, gpointer user_data)
4493 {
4494         DBG("service %p error %d user_data %p", service, error, user_data);
4495
4496         __connman_service_set_hidden_data(service, user_data);
4497
4498         reply_pending(service, error);
4499 }
4500
4501 static gboolean connect_timeout(gpointer user_data)
4502 {
4503         struct connman_service *service = user_data;
4504         bool autoconnect = false;
4505
4506         DBG("service %p", service);
4507
4508         service->timeout = 0;
4509
4510         if (service->network)
4511                 __connman_network_disconnect(service->network);
4512         else if (service->provider)
4513                 connman_provider_disconnect(service->provider);
4514
4515         __connman_stats_service_unregister(service);
4516
4517         if (service->pending) {
4518                 DBusMessage *reply;
4519
4520                 reply = __connman_error_operation_timeout(service->pending);
4521                 if (reply)
4522                         g_dbus_send_message(connection, reply);
4523
4524                 dbus_message_unref(service->pending);
4525                 service->pending = NULL;
4526         } else
4527                 autoconnect = true;
4528
4529         __connman_service_ipconfig_indicate_state(service,
4530                                         CONNMAN_SERVICE_STATE_FAILURE,
4531                                         CONNMAN_IPCONFIG_TYPE_IPV4);
4532         __connman_service_ipconfig_indicate_state(service,
4533                                         CONNMAN_SERVICE_STATE_FAILURE,
4534                                         CONNMAN_IPCONFIG_TYPE_IPV6);
4535
4536         if (autoconnect &&
4537                         service->connect_reason !=
4538                                 CONNMAN_SERVICE_CONNECT_REASON_USER)
4539                 do_auto_connect(service, CONNMAN_SERVICE_CONNECT_REASON_AUTO);
4540
4541         return FALSE;
4542 }
4543
4544 static DBusMessage *connect_service(DBusConnection *conn,
4545                                         DBusMessage *msg, void *user_data)
4546 {
4547         struct connman_service *service = user_data;
4548         int index, err = 0;
4549         GList *list;
4550
4551         DBG("service %p", service);
4552
4553         if (service->pending)
4554                 return __connman_error_in_progress(msg);
4555
4556         index = __connman_service_get_index(service);
4557
4558         for (list = service_list; list; list = list->next) {
4559                 struct connman_service *temp = list->data;
4560
4561                 if (!is_connecting(temp->state) && !is_connected(temp->state))
4562                         continue;
4563
4564                 if (service == temp)
4565                         continue;
4566
4567                 if (service->type != temp->type)
4568                         continue;
4569
4570                 if (__connman_service_get_index(temp) == index &&
4571                                 __connman_service_disconnect(temp) == -EINPROGRESS)
4572                         err = -EINPROGRESS;
4573
4574         }
4575         if (err == -EINPROGRESS)
4576                 return __connman_error_operation_timeout(msg);
4577
4578         service->ignore = false;
4579
4580         service->pending = dbus_message_ref(msg);
4581
4582         err = __connman_service_connect(service,
4583                         CONNMAN_SERVICE_CONNECT_REASON_USER);
4584
4585         if (err != -EINPROGRESS)
4586                 reply_pending(service, -err);
4587
4588         return NULL;
4589 }
4590
4591 static DBusMessage *disconnect_service(DBusConnection *conn,
4592                                         DBusMessage *msg, void *user_data)
4593 {
4594         struct connman_service *service = user_data;
4595         int err;
4596
4597         DBG("service %p", service);
4598
4599         service->ignore = true;
4600
4601         err = __connman_service_disconnect(service);
4602         if (err < 0 && err != -EINPROGRESS)
4603                 return __connman_error_failed(msg, -err);
4604
4605         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
4606 }
4607
4608 bool __connman_service_remove(struct connman_service *service)
4609 {
4610         if (service->type == CONNMAN_SERVICE_TYPE_ETHERNET ||
4611                         service->type == CONNMAN_SERVICE_TYPE_GADGET)
4612                 return false;
4613
4614         if (service->immutable || service->hidden ||
4615                         __connman_provider_is_immutable(service->provider))
4616                 return false;
4617
4618         if (!service->favorite && !is_idle(service->state))
4619                 return false;
4620
4621         __connman_service_disconnect(service);
4622
4623         g_free(service->passphrase);
4624         service->passphrase = NULL;
4625
4626         g_free(service->identity);
4627         service->identity = NULL;
4628
4629         g_free(service->anonymous_identity);
4630         service->anonymous_identity = NULL;
4631
4632         g_free(service->subject_match);
4633         service->subject_match = NULL;
4634
4635         g_free(service->altsubject_match);
4636         service->altsubject_match = NULL;
4637
4638         g_free(service->domain_suffix_match);
4639         service->domain_suffix_match = NULL;
4640
4641         g_free(service->domain_match);
4642         service->domain_match = NULL;
4643
4644         g_free(service->agent_identity);
4645         service->agent_identity = NULL;
4646
4647         g_free(service->eap);
4648         service->eap = NULL;
4649
4650         service->error = CONNMAN_SERVICE_ERROR_UNKNOWN;
4651
4652         __connman_service_set_favorite(service, false);
4653
4654         __connman_ipconfig_ipv6_reset_privacy(service->ipconfig_ipv6);
4655
4656         service_save(service);
4657
4658         return true;
4659 }
4660
4661 static DBusMessage *remove_service(DBusConnection *conn,
4662                                         DBusMessage *msg, void *user_data)
4663 {
4664         struct connman_service *service = user_data;
4665
4666         DBG("service %p", service);
4667
4668         if (!__connman_service_remove(service))
4669                 return __connman_error_not_supported(msg);
4670
4671         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
4672 }
4673
4674 static bool check_suitable_state(enum connman_service_state a,
4675                                         enum connman_service_state b)
4676 {
4677         /*
4678          * Special check so that "ready" service can be moved before
4679          * "online" one.
4680          */
4681         if ((a == CONNMAN_SERVICE_STATE_ONLINE &&
4682                         b == CONNMAN_SERVICE_STATE_READY) ||
4683                 (b == CONNMAN_SERVICE_STATE_ONLINE &&
4684                         a == CONNMAN_SERVICE_STATE_READY))
4685                 return true;
4686
4687         return a == b;
4688 }
4689
4690 static void downgrade_state(struct connman_service *service)
4691 {
4692         if (!service)
4693                 return;
4694
4695         DBG("service %p state4 %d state6 %d", service, service->state_ipv4,
4696                                                 service->state_ipv6);
4697
4698         if (service->state_ipv4 == CONNMAN_SERVICE_STATE_ONLINE)
4699                 __connman_service_ipconfig_indicate_state(service,
4700                                                 CONNMAN_SERVICE_STATE_READY,
4701                                                 CONNMAN_IPCONFIG_TYPE_IPV4);
4702
4703         if (service->state_ipv6 == CONNMAN_SERVICE_STATE_ONLINE)
4704                 __connman_service_ipconfig_indicate_state(service,
4705                                                 CONNMAN_SERVICE_STATE_READY,
4706                                                 CONNMAN_IPCONFIG_TYPE_IPV6);
4707 }
4708
4709 static void apply_relevant_default_downgrade(struct connman_service *service)
4710 {
4711         struct connman_service *def_service;
4712
4713         def_service = connman_service_get_default();
4714         if (!def_service)
4715                 return;
4716
4717         if (def_service == service &&
4718                         def_service->state == CONNMAN_SERVICE_STATE_ONLINE) {
4719                 def_service->state = CONNMAN_SERVICE_STATE_READY;
4720                 __connman_notifier_leave_online(def_service->type);
4721                 state_changed(def_service);
4722         }
4723 }
4724
4725 static void switch_default_service(struct connman_service *default_service,
4726                 struct connman_service *downgrade_service)
4727 {
4728         struct connman_service *service;
4729         GList *src, *dst;
4730
4731         apply_relevant_default_downgrade(default_service);
4732         src = g_list_find(service_list, downgrade_service);
4733         dst = g_list_find(service_list, default_service);
4734
4735         /* Nothing to do */
4736         if (src == dst || src->next == dst)
4737                 return;
4738
4739         service = src->data;
4740         service_list = g_list_delete_link(service_list, src);
4741         service_list = g_list_insert_before(service_list, dst, service);
4742
4743         downgrade_state(downgrade_service);
4744 }
4745
4746 static struct _services_notify {
4747         int id;
4748         GHashTable *add;
4749         GHashTable *remove;
4750 } *services_notify;
4751
4752
4753 static void service_append_added_foreach(gpointer data, gpointer user_data)
4754 {
4755         struct connman_service *service = data;
4756         DBusMessageIter *iter = user_data;
4757
4758         if (!service || !service->path) {
4759                 DBG("service %p or path is NULL", service);
4760                 return;
4761         }
4762
4763         if (g_hash_table_lookup(services_notify->add, service->path)) {
4764                 DBG("new %s", service->path);
4765
4766                 append_struct(service, iter);
4767                 g_hash_table_remove(services_notify->add, service->path);
4768         } else {
4769                 DBG("changed %s", service->path);
4770
4771                 append_struct_service(iter, NULL, service);
4772         }
4773 }
4774
4775 static void service_append_ordered(DBusMessageIter *iter, void *user_data)
4776 {
4777         g_list_foreach(service_list, service_append_added_foreach, iter);
4778 }
4779
4780 static void append_removed(gpointer key, gpointer value, gpointer user_data)
4781 {
4782         char *objpath = key;
4783         DBusMessageIter *iter = user_data;
4784
4785         DBG("removed %s", objpath);
4786         dbus_message_iter_append_basic(iter, DBUS_TYPE_OBJECT_PATH, &objpath);
4787 }
4788
4789 static void service_append_removed(DBusMessageIter *iter, void *user_data)
4790 {
4791         g_hash_table_foreach(services_notify->remove, append_removed, iter);
4792 }
4793
4794 static gboolean service_send_changed(gpointer data)
4795 {
4796         DBusMessage *signal;
4797
4798         DBG("");
4799
4800         services_notify->id = 0;
4801
4802         signal = dbus_message_new_signal(CONNMAN_MANAGER_PATH,
4803                         CONNMAN_MANAGER_INTERFACE, "ServicesChanged");
4804         if (!signal)
4805                 return FALSE;
4806
4807         __connman_dbus_append_objpath_dict_array(signal,
4808                                         service_append_ordered, NULL);
4809         __connman_dbus_append_objpath_array(signal,
4810                                         service_append_removed, NULL);
4811
4812         dbus_connection_send(connection, signal, NULL);
4813         dbus_message_unref(signal);
4814
4815         g_hash_table_remove_all(services_notify->remove);
4816         g_hash_table_remove_all(services_notify->add);
4817
4818         return FALSE;
4819 }
4820
4821 static void service_schedule_changed(void)
4822 {
4823         if (services_notify->id != 0)
4824                 return;
4825
4826         services_notify->id = g_timeout_add(100, service_send_changed, NULL);
4827 }
4828
4829 int __connman_service_move(struct connman_service *service,
4830                                 struct connman_service *target, bool before)
4831 {
4832         enum connman_ipconfig_method target4, target6;
4833         enum connman_ipconfig_method service4, service6;
4834
4835         DBG("service %p", service);
4836
4837         if (!service)
4838                 return -EINVAL;
4839
4840         if (!service->favorite)
4841                 return -EOPNOTSUPP;
4842
4843         if (!target || !target->favorite || target == service)
4844                 return -EINVAL;
4845
4846         if (target->type == CONNMAN_SERVICE_TYPE_VPN) {
4847                 /*
4848                  * We only allow VPN route splitting if there are
4849                  * routes defined for a given VPN.
4850                  */
4851                 if (!__connman_provider_check_routes(target->provider)) {
4852                         connman_info("Cannot move service. "
4853                                 "No routes defined for provider %s",
4854                                 __connman_provider_get_ident(target->provider));
4855                         return -EINVAL;
4856                 }
4857
4858                 __connman_service_set_split_routing(target, true);
4859         } else
4860                 __connman_service_set_split_routing(target, false);
4861
4862         __connman_service_set_split_routing(service, false);
4863
4864         target4 = __connman_ipconfig_get_method(target->ipconfig_ipv4);
4865         target6 = __connman_ipconfig_get_method(target->ipconfig_ipv6);
4866         service4 = __connman_ipconfig_get_method(service->ipconfig_ipv4);
4867         service6 = __connman_ipconfig_get_method(service->ipconfig_ipv6);
4868
4869         DBG("target %s method %d/%d state %d/%d split %d", target->identifier,
4870                 target4, target6, target->state_ipv4, target->state_ipv6,
4871                 target->do_split_routing);
4872
4873         DBG("service %s method %d/%d state %d/%d", service->identifier,
4874                                 service4, service6,
4875                                 service->state_ipv4, service->state_ipv6);
4876
4877         /*
4878          * If method is OFF, then we do not need to check the corresponding
4879          * ipconfig state.
4880          */
4881         if (target4 == CONNMAN_IPCONFIG_METHOD_OFF) {
4882                 if (service6 != CONNMAN_IPCONFIG_METHOD_OFF) {
4883                         if (!check_suitable_state(target->state_ipv6,
4884                                                         service->state_ipv6))
4885                                 return -EINVAL;
4886                 }
4887         }
4888
4889         if (target6 == CONNMAN_IPCONFIG_METHOD_OFF) {
4890                 if (service4 != CONNMAN_IPCONFIG_METHOD_OFF) {
4891                         if (!check_suitable_state(target->state_ipv4,
4892                                                         service->state_ipv4))
4893                                 return -EINVAL;
4894                 }
4895         }
4896
4897         if (service4 == CONNMAN_IPCONFIG_METHOD_OFF) {
4898                 if (target6 != CONNMAN_IPCONFIG_METHOD_OFF) {
4899                         if (!check_suitable_state(target->state_ipv6,
4900                                                         service->state_ipv6))
4901                                 return -EINVAL;
4902                 }
4903         }
4904
4905         if (service6 == CONNMAN_IPCONFIG_METHOD_OFF) {
4906                 if (target4 != CONNMAN_IPCONFIG_METHOD_OFF) {
4907                         if (!check_suitable_state(target->state_ipv4,
4908                                                         service->state_ipv4))
4909                                 return -EINVAL;
4910                 }
4911         }
4912
4913         gettimeofday(&service->modified, NULL);
4914         service_save(service);
4915         service_save(target);
4916
4917         /*
4918          * If the service which goes down is the default service and is
4919          * online, we downgrade directly its state to ready so:
4920          * the service which goes up, needs to recompute its state which
4921          * is triggered via downgrading it - if relevant - to state ready.
4922          */
4923         if (before)
4924                 switch_default_service(target, service);
4925         else
4926                 switch_default_service(service, target);
4927
4928         __connman_connection_update_gateway();
4929
4930         service_schedule_changed();
4931
4932         return 0;
4933 }
4934
4935 static DBusMessage *move_service(DBusConnection *conn,
4936                                         DBusMessage *msg, void *user_data,
4937                                                                 bool before)
4938 {
4939         struct connman_service *service = user_data;
4940         struct connman_service *target;
4941         const char *path;
4942         int err;
4943
4944         DBG("service %p", service);
4945
4946         dbus_message_get_args(msg, NULL, DBUS_TYPE_OBJECT_PATH, &path,
4947                                                         DBUS_TYPE_INVALID);
4948
4949         target = find_service(path);
4950
4951         err = __connman_service_move(service, target, before);
4952         switch (err) {
4953         case 0:
4954                 break;
4955         case -EINVAL:
4956                 return __connman_error_invalid_service(msg);
4957         case -EOPNOTSUPP:
4958                 return __connman_error_not_supported(msg);
4959         default:
4960                 connman_warn("unsupported error code %d in move_service()",
4961                                                                         err);
4962                 break;
4963         }
4964
4965         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
4966 }
4967
4968 static DBusMessage *move_before(DBusConnection *conn,
4969                                         DBusMessage *msg, void *user_data)
4970 {
4971         return move_service(conn, msg, user_data, true);
4972 }
4973
4974 static DBusMessage *move_after(DBusConnection *conn,
4975                                         DBusMessage *msg, void *user_data)
4976 {
4977         return move_service(conn, msg, user_data, false);
4978 }
4979
4980 static DBusMessage *reset_counters(DBusConnection *conn,
4981                                         DBusMessage *msg, void *user_data)
4982 {
4983         struct connman_service *service = user_data;
4984
4985         reset_stats(service);
4986
4987         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
4988 }
4989
4990 static void service_schedule_added(struct connman_service *service)
4991 {
4992         DBG("service %p", service);
4993
4994         g_hash_table_remove(services_notify->remove, service->path);
4995         g_hash_table_replace(services_notify->add, service->path, service);
4996
4997         service_schedule_changed();
4998 }
4999
5000 static void service_schedule_removed(struct connman_service *service)
5001 {
5002         if (!service || !service->path) {
5003                 DBG("service %p or path is NULL", service);
5004                 return;
5005         }
5006
5007         DBG("service %p %s", service, service->path);
5008
5009         g_hash_table_remove(services_notify->add, service->path);
5010         g_hash_table_replace(services_notify->remove, g_strdup(service->path),
5011                         NULL);
5012
5013         service_schedule_changed();
5014 }
5015
5016 static bool allow_property_changed(struct connman_service *service)
5017 {
5018         if (g_hash_table_lookup_extended(services_notify->add, service->path,
5019                                         NULL, NULL))
5020                 return false;
5021
5022         return true;
5023 }
5024
5025 static const GDBusMethodTable service_methods[] = {
5026         { GDBUS_DEPRECATED_METHOD("GetProperties",
5027                         NULL, GDBUS_ARGS({ "properties", "a{sv}" }),
5028                         get_properties) },
5029         { GDBUS_METHOD("SetProperty",
5030                         GDBUS_ARGS({ "name", "s" }, { "value", "v" }),
5031                         NULL, set_property) },
5032         { GDBUS_METHOD("ClearProperty",
5033                         GDBUS_ARGS({ "name", "s" }), NULL,
5034                         clear_property) },
5035         { GDBUS_ASYNC_METHOD("Connect", NULL, NULL,
5036                               connect_service) },
5037         { GDBUS_METHOD("Disconnect", NULL, NULL,
5038                         disconnect_service) },
5039         { GDBUS_METHOD("Remove", NULL, NULL, remove_service) },
5040         { GDBUS_METHOD("MoveBefore",
5041                         GDBUS_ARGS({ "service", "o" }), NULL,
5042                         move_before) },
5043         { GDBUS_METHOD("MoveAfter",
5044                         GDBUS_ARGS({ "service", "o" }), NULL,
5045                         move_after) },
5046         { GDBUS_METHOD("ResetCounters", NULL, NULL, reset_counters) },
5047         { },
5048 };
5049
5050 static const GDBusSignalTable service_signals[] = {
5051         { GDBUS_SIGNAL("PropertyChanged",
5052                         GDBUS_ARGS({ "name", "s" }, { "value", "v" })) },
5053         { },
5054 };
5055
5056 static void service_free(gpointer user_data)
5057 {
5058         struct connman_service *service = user_data;
5059         char *path = service->path;
5060
5061         DBG("service %p", service);
5062
5063         reply_pending(service, ENOENT);
5064
5065         if (service->nameservers_timeout) {
5066                 g_source_remove(service->nameservers_timeout);
5067                 dns_changed(service);
5068         }
5069
5070         __connman_notifier_service_remove(service);
5071         service_schedule_removed(service);
5072
5073         __connman_wispr_stop(service);
5074         stats_stop(service);
5075
5076         service->path = NULL;
5077
5078         if (path) {
5079                 __connman_connection_update_gateway();
5080
5081                 g_dbus_unregister_interface(connection, path,
5082                                                 CONNMAN_SERVICE_INTERFACE);
5083                 g_free(path);
5084         }
5085
5086         g_hash_table_destroy(service->counter_table);
5087
5088         if (service->network) {
5089                 __connman_network_disconnect(service->network);
5090                 connman_network_unref(service->network);
5091                 service->network = NULL;
5092         }
5093
5094         if (service->provider)
5095                 connman_provider_unref(service->provider);
5096
5097         if (service->ipconfig_ipv4) {
5098                 __connman_ipconfig_set_ops(service->ipconfig_ipv4, NULL);
5099                 __connman_ipconfig_set_data(service->ipconfig_ipv4, NULL);
5100                 __connman_ipconfig_unref(service->ipconfig_ipv4);
5101                 service->ipconfig_ipv4 = NULL;
5102         }
5103
5104         if (service->ipconfig_ipv6) {
5105                 __connman_ipconfig_set_ops(service->ipconfig_ipv6, NULL);
5106                 __connman_ipconfig_set_data(service->ipconfig_ipv6, NULL);
5107                 __connman_ipconfig_unref(service->ipconfig_ipv6);
5108                 service->ipconfig_ipv6 = NULL;
5109         }
5110
5111         g_strfreev(service->timeservers);
5112         g_strfreev(service->timeservers_config);
5113         g_strfreev(service->nameservers);
5114         g_strfreev(service->nameservers_config);
5115         g_strfreev(service->nameservers_auto);
5116         g_strfreev(service->domains);
5117         g_strfreev(service->proxies);
5118         g_strfreev(service->excludes);
5119
5120         g_free(service->hostname);
5121         g_free(service->domainname);
5122         g_free(service->pac);
5123         g_free(service->name);
5124         g_free(service->passphrase);
5125         g_free(service->identifier);
5126         g_free(service->eap);
5127         g_free(service->identity);
5128         g_free(service->anonymous_identity);
5129         g_free(service->agent_identity);
5130         g_free(service->ca_cert_file);
5131         g_free(service->subject_match);
5132         g_free(service->altsubject_match);
5133         g_free(service->domain_suffix_match);
5134         g_free(service->domain_match);
5135         g_free(service->client_cert_file);
5136         g_free(service->private_key_file);
5137         g_free(service->private_key_passphrase);
5138         g_free(service->phase2);
5139         g_free(service->config_file);
5140         g_free(service->config_entry);
5141
5142         if (service->stats.timer)
5143                 g_timer_destroy(service->stats.timer);
5144         if (service->stats_roaming.timer)
5145                 g_timer_destroy(service->stats_roaming.timer);
5146
5147         if (current_default == service)
5148                 current_default = NULL;
5149
5150         g_free(service);
5151 }
5152
5153 static void stats_init(struct connman_service *service)
5154 {
5155         /* home */
5156         service->stats.valid = false;
5157         service->stats.enabled = false;
5158         service->stats.timer = g_timer_new();
5159
5160         /* roaming */
5161         service->stats_roaming.valid = false;
5162         service->stats_roaming.enabled = false;
5163         service->stats_roaming.timer = g_timer_new();
5164 }
5165
5166 static void service_initialize(struct connman_service *service)
5167 {
5168         DBG("service %p", service);
5169
5170         service->refcount = 1;
5171
5172         service->error = CONNMAN_SERVICE_ERROR_UNKNOWN;
5173
5174         service->type     = CONNMAN_SERVICE_TYPE_UNKNOWN;
5175         service->security = CONNMAN_SERVICE_SECURITY_UNKNOWN;
5176
5177         service->state = CONNMAN_SERVICE_STATE_UNKNOWN;
5178         service->state_ipv4 = CONNMAN_SERVICE_STATE_UNKNOWN;
5179         service->state_ipv6 = CONNMAN_SERVICE_STATE_UNKNOWN;
5180
5181         service->favorite  = false;
5182         service->immutable = false;
5183         service->hidden = false;
5184
5185         service->ignore = false;
5186
5187         service->connect_reason = CONNMAN_SERVICE_CONNECT_REASON_NONE;
5188
5189         service->order = 0;
5190
5191         stats_init(service);
5192
5193         service->provider = NULL;
5194
5195         service->wps = false;
5196         service->wps_advertizing = false;
5197 }
5198
5199 /**
5200  * connman_service_create:
5201  *
5202  * Allocate a new service.
5203  *
5204  * Returns: a newly-allocated #connman_service structure
5205  */
5206 struct connman_service *connman_service_create(void)
5207 {
5208         GSList *list;
5209         struct connman_stats_counter *counters;
5210         const char *counter;
5211
5212         struct connman_service *service;
5213
5214         service = g_try_new0(struct connman_service, 1);
5215         if (!service)
5216                 return NULL;
5217
5218         DBG("service %p", service);
5219
5220         service->counter_table = g_hash_table_new_full(g_str_hash,
5221                                                 g_str_equal, NULL, g_free);
5222
5223         for (list = counter_list; list; list = list->next) {
5224                 counter = list->data;
5225
5226                 counters = g_try_new0(struct connman_stats_counter, 1);
5227                 if (!counters) {
5228                         g_hash_table_destroy(service->counter_table);
5229                         g_free(service);
5230                         return NULL;
5231                 }
5232
5233                 counters->append_all = true;
5234
5235                 g_hash_table_replace(service->counter_table, (gpointer)counter,
5236                                 counters);
5237         }
5238
5239         service_initialize(service);
5240
5241         return service;
5242 }
5243
5244 /**
5245  * connman_service_ref:
5246  * @service: service structure
5247  *
5248  * Increase reference counter of service
5249  */
5250 struct connman_service *
5251 connman_service_ref_debug(struct connman_service *service,
5252                         const char *file, int line, const char *caller)
5253 {
5254         DBG("%p ref %d by %s:%d:%s()", service, service->refcount + 1,
5255                 file, line, caller);
5256
5257         __sync_fetch_and_add(&service->refcount, 1);
5258
5259         return service;
5260 }
5261
5262 /**
5263  * connman_service_unref:
5264  * @service: service structure
5265  *
5266  * Decrease reference counter of service and release service if no
5267  * longer needed.
5268  */
5269 void connman_service_unref_debug(struct connman_service *service,
5270                         const char *file, int line, const char *caller)
5271 {
5272         DBG("%p ref %d by %s:%d:%s()", service, service->refcount - 1,
5273                 file, line, caller);
5274
5275         if (__sync_fetch_and_sub(&service->refcount, 1) != 1)
5276                 return;
5277
5278         service_list = g_list_remove(service_list, service);
5279
5280         __connman_service_disconnect(service);
5281
5282         g_hash_table_remove(service_hash, service->identifier);
5283 }
5284
5285 static gint service_compare(gconstpointer a, gconstpointer b);
5286
5287 static gint service_compare_vpn(struct connman_service *a,
5288                                                 struct connman_service *b)
5289 {
5290         struct connman_provider *provider;
5291         struct connman_service *service;
5292         struct connman_service *transport;
5293         const char *ident;
5294         bool reverse;
5295
5296         if (a->provider) {
5297                 provider = a->provider;
5298                 service = b;
5299                 reverse = false;
5300         } else if (b->provider) {
5301                 provider = b->provider;
5302                 service = a;
5303                 reverse = true;
5304         } else {
5305                 return 0;
5306         }
5307
5308         ident = __connman_provider_get_transport_ident(provider);
5309         transport = connman_service_lookup_from_identifier(ident);
5310         if (!transport)
5311                 return 0;
5312
5313         if (reverse)
5314                 return service_compare(service, transport);
5315
5316         return service_compare(transport, service);
5317 }
5318
5319 static gint service_compare(gconstpointer a, gconstpointer b)
5320 {
5321         struct connman_service *service_a = (void *) a;
5322         struct connman_service *service_b = (void *) b;
5323         enum connman_service_state state_a, state_b;
5324         bool a_connected, b_connected;
5325         gint strength;
5326
5327         state_a = service_a->state;
5328         state_b = service_b->state;
5329         a_connected = is_connected(state_a);
5330         b_connected = is_connected(state_b);
5331
5332         if (a_connected && b_connected) {
5333                 int rval;
5334
5335                 /* Compare the VPN transport and the service */
5336                 if ((service_a->type == CONNMAN_SERVICE_TYPE_VPN ||
5337                                 service_b->type == CONNMAN_SERVICE_TYPE_VPN) &&
5338                                 service_b->type != service_a->type) {
5339                         rval = service_compare_vpn(service_a, service_b);
5340                         if (rval)
5341                                 return rval;
5342                 }
5343
5344                 if (service_a->order > service_b->order)
5345                         return -1;
5346
5347                 if (service_a->order < service_b->order)
5348                         return 1;
5349         }
5350
5351         if (state_a != state_b) {
5352                 if (a_connected && b_connected) {
5353                         /* We prefer online over ready state */
5354                         if (state_a == CONNMAN_SERVICE_STATE_ONLINE)
5355                                 return -1;
5356
5357                         if (state_b == CONNMAN_SERVICE_STATE_ONLINE)
5358                                 return 1;
5359                 }
5360
5361                 if (a_connected)
5362                         return -1;
5363                 if (b_connected)
5364                         return 1;
5365
5366                 if (is_connecting(state_a))
5367                         return -1;
5368                 if (is_connecting(state_b))
5369                         return 1;
5370         }
5371
5372         if (service_a->favorite && !service_b->favorite)
5373                 return -1;
5374
5375         if (!service_a->favorite && service_b->favorite)
5376                 return 1;
5377
5378         if (service_a->type != service_b->type) {
5379                 unsigned int *tech_array;
5380                 int i;
5381
5382                 tech_array = connman_setting_get_uint_list(
5383                                                 "PreferredTechnologies");
5384                 if (tech_array) {
5385                         for (i = 0; tech_array[i]; i++) {
5386                                 if (tech_array[i] == service_a->type)
5387                                         return -1;
5388
5389                                 if (tech_array[i] == service_b->type)
5390                                         return 1;
5391                         }
5392                 }
5393
5394                 if (service_a->type == CONNMAN_SERVICE_TYPE_ETHERNET)
5395                         return -1;
5396                 if (service_b->type == CONNMAN_SERVICE_TYPE_ETHERNET)
5397                         return 1;
5398
5399                 if (service_a->type == CONNMAN_SERVICE_TYPE_WIFI)
5400                         return -1;
5401                 if (service_b->type == CONNMAN_SERVICE_TYPE_WIFI)
5402                         return 1;
5403
5404                 if (service_a->type == CONNMAN_SERVICE_TYPE_CELLULAR)
5405                         return -1;
5406                 if (service_b->type == CONNMAN_SERVICE_TYPE_CELLULAR)
5407                         return 1;
5408
5409                 if (service_a->type == CONNMAN_SERVICE_TYPE_BLUETOOTH)
5410                         return -1;
5411                 if (service_b->type == CONNMAN_SERVICE_TYPE_BLUETOOTH)
5412                         return 1;
5413
5414                 if (service_a->type == CONNMAN_SERVICE_TYPE_VPN)
5415                         return -1;
5416                 if (service_b->type == CONNMAN_SERVICE_TYPE_VPN)
5417                         return 1;
5418
5419                 if (service_a->type == CONNMAN_SERVICE_TYPE_GADGET)
5420                         return -1;
5421                 if (service_b->type == CONNMAN_SERVICE_TYPE_GADGET)
5422                         return 1;
5423         }
5424
5425         strength = (gint) service_b->strength - (gint) service_a->strength;
5426         if (strength)
5427                 return strength;
5428
5429         return g_strcmp0(service_a->name, service_b->name);
5430 }
5431
5432 static void service_list_sort(void)
5433 {
5434         if (service_list && service_list->next) {
5435                 service_list = g_list_sort(service_list, service_compare);
5436                 service_schedule_changed();
5437         }
5438 }
5439
5440 int __connman_service_compare(const struct connman_service *a,
5441                                         const struct connman_service *b)
5442 {
5443         return service_compare(a, b);
5444 }
5445
5446 /**
5447  * connman_service_get_type:
5448  * @service: service structure
5449  *
5450  * Get the type of service
5451  */
5452 enum connman_service_type connman_service_get_type(struct connman_service *service)
5453 {
5454         if (!service)
5455                 return CONNMAN_SERVICE_TYPE_UNKNOWN;
5456
5457         return service->type;
5458 }
5459
5460 /**
5461  * connman_service_get_interface:
5462  * @service: service structure
5463  *
5464  * Get network interface of service
5465  */
5466 char *connman_service_get_interface(struct connman_service *service)
5467 {
5468         int index;
5469
5470         if (!service)
5471                 return NULL;
5472
5473         index = __connman_service_get_index(service);
5474
5475         return connman_inet_ifname(index);
5476 }
5477
5478 /**
5479  * connman_service_get_network:
5480  * @service: service structure
5481  *
5482  * Get the service network
5483  */
5484 struct connman_network *
5485 __connman_service_get_network(struct connman_service *service)
5486 {
5487         if (!service)
5488                 return NULL;
5489
5490         return service->network;
5491 }
5492
5493 struct connman_ipconfig *
5494 __connman_service_get_ip4config(struct connman_service *service)
5495 {
5496         if (!service)
5497                 return NULL;
5498
5499         return service->ipconfig_ipv4;
5500 }
5501
5502 struct connman_ipconfig *
5503 __connman_service_get_ip6config(struct connman_service *service)
5504 {
5505         if (!service)
5506                 return NULL;
5507
5508         return service->ipconfig_ipv6;
5509 }
5510
5511 struct connman_ipconfig *
5512 __connman_service_get_ipconfig(struct connman_service *service, int family)
5513 {
5514         if (family == AF_INET)
5515                 return __connman_service_get_ip4config(service);
5516         else if (family == AF_INET6)
5517                 return __connman_service_get_ip6config(service);
5518         else
5519                 return NULL;
5520
5521 }
5522
5523 bool __connman_service_is_connected_state(struct connman_service *service,
5524                                         enum connman_ipconfig_type type)
5525 {
5526         if (!service)
5527                 return false;
5528
5529         switch (type) {
5530         case CONNMAN_IPCONFIG_TYPE_UNKNOWN:
5531                 break;
5532         case CONNMAN_IPCONFIG_TYPE_IPV4:
5533                 return is_connected(service->state_ipv4);
5534         case CONNMAN_IPCONFIG_TYPE_IPV6:
5535                 return is_connected(service->state_ipv6);
5536         case CONNMAN_IPCONFIG_TYPE_ALL:
5537                 return is_connected(service->state_ipv4) &&
5538                         is_connected(service->state_ipv6);
5539         }
5540
5541         return false;
5542 }
5543 enum connman_service_security __connman_service_get_security(
5544                                 struct connman_service *service)
5545 {
5546         if (!service)
5547                 return CONNMAN_SERVICE_SECURITY_UNKNOWN;
5548
5549         return service->security;
5550 }
5551
5552 const char *__connman_service_get_phase2(struct connman_service *service)
5553 {
5554         if (!service)
5555                 return NULL;
5556
5557         return service->phase2;
5558 }
5559
5560 bool __connman_service_wps_enabled(struct connman_service *service)
5561 {
5562         if (!service)
5563                 return false;
5564
5565         return service->wps;
5566 }
5567
5568 void __connman_service_mark_dirty(void)
5569 {
5570         services_dirty = true;
5571 }
5572
5573 /**
5574  * __connman_service_set_favorite_delayed:
5575  * @service: service structure
5576  * @favorite: favorite value
5577  * @delay_ordering: do not order service sequence
5578  *
5579  * Change the favorite setting of service
5580  */
5581 int __connman_service_set_favorite_delayed(struct connman_service *service,
5582                                         bool favorite,
5583                                         bool delay_ordering)
5584 {
5585         if (service->hidden)
5586                 return -EOPNOTSUPP;
5587
5588         if (service->favorite == favorite)
5589                 return -EALREADY;
5590
5591         service->favorite = favorite;
5592
5593         favorite_changed(service);
5594
5595         if (!delay_ordering) {
5596
5597                 service_list_sort();
5598
5599                 __connman_connection_update_gateway();
5600         }
5601
5602         return 0;
5603 }
5604
5605 /**
5606  * __connman_service_set_favorite:
5607  * @service: service structure
5608  * @favorite: favorite value
5609  *
5610  * Change the favorite setting of service
5611  */
5612 int __connman_service_set_favorite(struct connman_service *service,
5613                                                 bool favorite)
5614 {
5615         return __connman_service_set_favorite_delayed(service, favorite,
5616                                                         false);
5617 }
5618
5619 bool connman_service_get_favorite(struct connman_service *service)
5620 {
5621         return service->favorite;
5622 }
5623
5624 bool connman_service_get_autoconnect(struct connman_service *service)
5625 {
5626         return service->autoconnect;
5627 }
5628
5629 int __connman_service_set_immutable(struct connman_service *service,
5630                                                 bool immutable)
5631 {
5632         if (service->hidden)
5633                 return -EOPNOTSUPP;
5634
5635         if (service->immutable == immutable)
5636                 return 0;
5637
5638         service->immutable = immutable;
5639
5640         immutable_changed(service);
5641
5642         return 0;
5643 }
5644
5645 int __connman_service_set_ignore(struct connman_service *service,
5646                                                 bool ignore)
5647 {
5648         if (!service)
5649                 return -EINVAL;
5650
5651         service->ignore = ignore;
5652
5653         return 0;
5654 }
5655
5656 void __connman_service_set_string(struct connman_service *service,
5657                                   const char *key, const char *value)
5658 {
5659         if (service->hidden)
5660                 return;
5661         if (g_str_equal(key, "EAP")) {
5662                 g_free(service->eap);
5663                 service->eap = g_strdup(value);
5664         } else if (g_str_equal(key, "Identity")) {
5665                 g_free(service->identity);
5666                 service->identity = g_strdup(value);
5667         } else if (g_str_equal(key, "AnonymousIdentity")) {
5668                 g_free(service->anonymous_identity);
5669                 service->anonymous_identity = g_strdup(value);
5670         } else if (g_str_equal(key, "CACertFile")) {
5671                 g_free(service->ca_cert_file);
5672                 service->ca_cert_file = g_strdup(value);
5673         } else if (g_str_equal(key, "SubjectMatch")) {
5674                 g_free(service->subject_match);
5675                 service->subject_match = g_strdup(value);
5676         } else if (g_str_equal(key, "AltSubjectMatch")) {
5677                 g_free(service->altsubject_match);
5678                 service->altsubject_match = g_strdup(value);
5679         } else if (g_str_equal(key, "DomainSuffixMatch")) {
5680                 g_free(service->domain_suffix_match);
5681                 service->domain_suffix_match = g_strdup(value);
5682         } else if (g_str_equal(key, "DomainMatch")) {
5683                 g_free(service->domain_match);
5684                 service->domain_match = g_strdup(value);
5685         } else if (g_str_equal(key, "ClientCertFile")) {
5686                 g_free(service->client_cert_file);
5687                 service->client_cert_file = g_strdup(value);
5688         } else if (g_str_equal(key, "PrivateKeyFile")) {
5689                 g_free(service->private_key_file);
5690                 service->private_key_file = g_strdup(value);
5691         } else if (g_str_equal(key, "PrivateKeyPassphrase")) {
5692                 g_free(service->private_key_passphrase);
5693                 service->private_key_passphrase = g_strdup(value);
5694         } else if (g_str_equal(key, "Phase2")) {
5695                 g_free(service->phase2);
5696                 service->phase2 = g_strdup(value);
5697         } else if (g_str_equal(key, "Passphrase"))
5698                 __connman_service_set_passphrase(service, value);
5699 }
5700
5701 void __connman_service_set_search_domains(struct connman_service *service,
5702                                         char **domains)
5703 {
5704         searchdomain_remove_all(service);
5705
5706         if (service->domains)
5707                 g_strfreev(service->domains);
5708
5709         service->domains = g_strdupv(domains);
5710
5711         searchdomain_add_all(service);
5712 }
5713
5714 int __connman_service_set_mdns(struct connman_service *service,
5715                         bool enabled)
5716 {
5717         service->mdns_config = enabled;
5718
5719         return set_mdns(service, enabled);
5720 }
5721
5722 static void report_error_cb(void *user_context, bool retry,
5723                                                         void *user_data)
5724 {
5725         struct connman_service *service = user_context;
5726
5727         if (retry)
5728                 __connman_service_connect(service,
5729                                         CONNMAN_SERVICE_CONNECT_REASON_USER);
5730         else {
5731                 /* It is not relevant to stay on Failure state
5732                  * when failing is due to wrong user input */
5733                 __connman_service_clear_error(service);
5734
5735                 service_complete(service);
5736                 service_list_sort();
5737                 __connman_connection_update_gateway();
5738         }
5739 }
5740
5741 static int check_wpspin(struct connman_service *service, const char *wpspin)
5742 {
5743         int length;
5744         guint i;
5745
5746         if (!wpspin)
5747                 return 0;
5748
5749         length = strlen(wpspin);
5750
5751         /* If 0, it will mean user wants to use PBC method */
5752         if (length == 0) {
5753                 connman_network_set_string(service->network,
5754                                                         "WiFi.PinWPS", NULL);
5755                 return 0;
5756         }
5757
5758         /* A WPS PIN is always 8 chars length,
5759          * its content is in digit representation.
5760          */
5761         if (length != 8)
5762                 return -ENOKEY;
5763
5764         for (i = 0; i < 8; i++)
5765                 if (!isdigit((unsigned char) wpspin[i]))
5766                         return -ENOKEY;
5767
5768         connman_network_set_string(service->network, "WiFi.PinWPS", wpspin);
5769
5770         return 0;
5771 }
5772
5773 static void request_input_cb(struct connman_service *service,
5774                         bool values_received,
5775                         const char *name, int name_len,
5776                         const char *identity, const char *passphrase,
5777                         bool wps, const char *wpspin,
5778                         const char *error, void *user_data)
5779 {
5780         struct connman_device *device;
5781         const char *security;
5782         int err = 0;
5783
5784         DBG("RequestInput return, %p", service);
5785
5786         if (error) {
5787                 DBG("error: %s", error);
5788
5789                 if (g_strcmp0(error,
5790                                 "net.connman.Agent.Error.Canceled") == 0) {
5791                         err = -ECONNABORTED;
5792
5793                         if (service->hidden)
5794                                 __connman_service_return_error(service,
5795                                                         ECONNABORTED,
5796                                                         user_data);
5797                 } else {
5798                         err = -ETIMEDOUT;
5799
5800                         if (service->hidden)
5801                                 __connman_service_return_error(service,
5802                                                         ETIMEDOUT, user_data);
5803                 }
5804
5805                 goto done;
5806         }
5807
5808         if (service->hidden) {
5809                 if (name_len > 0 && name_len <= 32) {
5810                         device = connman_network_get_device(service->network);
5811                         security = connman_network_get_string(service->network,
5812                                                                 "WiFi.Security");
5813                         err = __connman_device_request_hidden_scan(device,
5814                                                                 name, name_len,
5815                                                                 identity, passphrase,
5816                                                                 security, user_data);
5817                 } else {
5818                         err = -EINVAL;
5819                 }
5820                 if (err < 0)
5821                         __connman_service_return_error(service, -err,
5822                                                         user_data);
5823         }
5824
5825         if (!values_received || service->hidden) {
5826                 err = -EINVAL;
5827                 goto done;
5828         }
5829
5830         if (wps && service->network) {
5831                 err = check_wpspin(service, wpspin);
5832                 if (err < 0)
5833                         goto done;
5834
5835                 connman_network_set_bool(service->network, "WiFi.UseWPS", wps);
5836         }
5837
5838         if (identity)
5839                 __connman_service_set_agent_identity(service, identity);
5840
5841         if (passphrase)
5842                 err = __connman_service_set_passphrase(service, passphrase);
5843
5844  done:
5845         if (err >= 0) {
5846                 /* We forget any previous error. */
5847                 set_error(service, CONNMAN_SERVICE_ERROR_UNKNOWN);
5848
5849                 __connman_service_connect(service,
5850                                         CONNMAN_SERVICE_CONNECT_REASON_USER);
5851
5852         } else if (err == -ENOKEY) {
5853                 __connman_service_indicate_error(service,
5854                                         CONNMAN_SERVICE_ERROR_INVALID_KEY);
5855         } else {
5856                 /* It is not relevant to stay on Failure state
5857                  * when failing is due to wrong user input */
5858                 service->state = CONNMAN_SERVICE_STATE_IDLE;
5859
5860                 if (!service->hidden) {
5861                         /*
5862                          * If there was a real error when requesting
5863                          * hidden scan, then that error is returned already
5864                          * to the user somewhere above so do not try to
5865                          * do this again.
5866                          */
5867                         __connman_service_return_error(service, -err,
5868                                                         user_data);
5869                 }
5870
5871                 service_complete(service);
5872                 __connman_connection_update_gateway();
5873         }
5874 }
5875
5876 static void downgrade_connected_services(void)
5877 {
5878         struct connman_service *up_service;
5879         GList *list;
5880
5881         for (list = service_list; list; list = list->next) {
5882                 up_service = list->data;
5883
5884                 if (!is_connected(up_service->state))
5885                         continue;
5886
5887                 if (up_service->state == CONNMAN_SERVICE_STATE_ONLINE)
5888                         return;
5889
5890                 downgrade_state(up_service);
5891         }
5892 }
5893
5894 static int service_update_preferred_order(struct connman_service *default_service,
5895                 struct connman_service *new_service,
5896                 enum connman_service_state new_state)
5897 {
5898         unsigned int *tech_array;
5899         int i;
5900
5901         if (!default_service || default_service == new_service ||
5902                         default_service->state != new_state)
5903                 return 0;
5904
5905         tech_array = connman_setting_get_uint_list("PreferredTechnologies");
5906         if (tech_array) {
5907
5908                 for (i = 0; tech_array[i] != 0; i += 1) {
5909                         if (default_service->type == tech_array[i])
5910                                 return -EALREADY;
5911
5912                         if (new_service->type == tech_array[i]) {
5913                                 switch_default_service(default_service,
5914                                                 new_service);
5915                                 __connman_connection_update_gateway();
5916                                 return 0;
5917                         }
5918                 }
5919         }
5920
5921         return -EALREADY;
5922 }
5923
5924 static void single_connected_tech(struct connman_service *allowed)
5925 {
5926         struct connman_service *service;
5927         GSList *services = NULL, *list;
5928         GList *iter;
5929
5930         DBG("keeping %p %s", allowed, allowed->path);
5931
5932         for (iter = service_list; iter; iter = iter->next) {
5933                 service = iter->data;
5934
5935                 if (!is_connected(service->state))
5936                         break;
5937
5938                 if (service == allowed)
5939                         continue;
5940
5941                 services = g_slist_prepend(services, service);
5942         }
5943
5944         for (list = services; list; list = list->next) {
5945                 service = list->data;
5946
5947                 DBG("disconnecting %p %s", service, service->path);
5948                 __connman_service_disconnect(service);
5949         }
5950
5951         g_slist_free(services);
5952 }
5953
5954 static const char *get_dbus_sender(struct connman_service *service)
5955 {
5956         if (!service->pending)
5957                 return NULL;
5958
5959         return dbus_message_get_sender(service->pending);
5960 }
5961
5962 static int service_indicate_state(struct connman_service *service)
5963 {
5964         enum connman_service_state old_state, new_state;
5965         struct connman_service *def_service;
5966         enum connman_ipconfig_method method;
5967         int result;
5968
5969         if (!service)
5970                 return -EINVAL;
5971
5972         old_state = service->state;
5973         new_state = combine_state(service->state_ipv4, service->state_ipv6);
5974
5975         DBG("service %p old %s - new %s/%s => %s",
5976                                         service,
5977                                         state2string(old_state),
5978                                         state2string(service->state_ipv4),
5979                                         state2string(service->state_ipv6),
5980                                         state2string(new_state));
5981
5982         if (old_state == new_state)
5983                 return -EALREADY;
5984
5985         def_service = connman_service_get_default();
5986
5987         if (new_state == CONNMAN_SERVICE_STATE_ONLINE) {
5988                 result = service_update_preferred_order(def_service,
5989                                 service, new_state);
5990                 if (result == -EALREADY)
5991                         return result;
5992         }
5993
5994         if (old_state == CONNMAN_SERVICE_STATE_ONLINE)
5995                 __connman_notifier_leave_online(service->type);
5996
5997         if (is_connected(old_state) && !is_connected(new_state))
5998                 searchdomain_remove_all(service);
5999
6000         service->state = new_state;
6001         state_changed(service);
6002
6003         if (!is_connected(old_state) && is_connected(new_state))
6004                 searchdomain_add_all(service);
6005
6006         switch(new_state) {
6007         case CONNMAN_SERVICE_STATE_UNKNOWN:
6008
6009                 break;
6010
6011         case CONNMAN_SERVICE_STATE_IDLE:
6012                 if (old_state != CONNMAN_SERVICE_STATE_DISCONNECT)
6013                         __connman_service_disconnect(service);
6014
6015                 break;
6016
6017         case CONNMAN_SERVICE_STATE_ASSOCIATION:
6018
6019                 break;
6020
6021         case CONNMAN_SERVICE_STATE_CONFIGURATION:
6022                 if (!service->new_service &&
6023                                 __connman_stats_service_register(service) == 0) {
6024                         /*
6025                          * For new services the statistics are updated after
6026                          * we have successfully connected.
6027                          */
6028                         __connman_stats_get(service, false,
6029                                                 &service->stats.data);
6030                         __connman_stats_get(service, true,
6031                                                 &service->stats_roaming.data);
6032                 }
6033
6034                 break;
6035
6036         case CONNMAN_SERVICE_STATE_READY:
6037                 set_error(service, CONNMAN_SERVICE_ERROR_UNKNOWN);
6038
6039                 if (service->new_service &&
6040                                 __connman_stats_service_register(service) == 0) {
6041                         /*
6042                          * This is normally done after configuring state
6043                          * but for new service do this after we have connected
6044                          * successfully.
6045                          */
6046                         __connman_stats_get(service, false,
6047                                                 &service->stats.data);
6048                         __connman_stats_get(service, true,
6049                                                 &service->stats_roaming.data);
6050                 }
6051
6052                 service->new_service = false;
6053
6054                 default_changed();
6055
6056                 def_service = connman_service_get_default();
6057
6058                 service_update_preferred_order(def_service, service, new_state);
6059
6060                 __connman_service_set_favorite(service, true);
6061
6062                 reply_pending(service, 0);
6063
6064                 if (service->type == CONNMAN_SERVICE_TYPE_WIFI &&
6065                         connman_network_get_bool(service->network,
6066                                                 "WiFi.UseWPS")) {
6067                         const char *pass;
6068
6069                         pass = connman_network_get_string(service->network,
6070                                                         "WiFi.Passphrase");
6071
6072                         __connman_service_set_passphrase(service, pass);
6073
6074                         connman_network_set_bool(service->network,
6075                                                         "WiFi.UseWPS", false);
6076                 }
6077
6078                 gettimeofday(&service->modified, NULL);
6079                 service_save(service);
6080
6081                 domain_changed(service);
6082                 proxy_changed(service);
6083
6084                 if (old_state != CONNMAN_SERVICE_STATE_ONLINE)
6085                         __connman_notifier_connect(service->type);
6086
6087                 method = __connman_ipconfig_get_method(service->ipconfig_ipv6);
6088                 if (method == CONNMAN_IPCONFIG_METHOD_OFF)
6089                         __connman_ipconfig_disable_ipv6(
6090                                                 service->ipconfig_ipv6);
6091
6092                 if (connman_setting_get_bool("SingleConnectedTechnology"))
6093                         single_connected_tech(service);
6094                 else if (service->type != CONNMAN_SERVICE_TYPE_VPN)
6095                         vpn_auto_connect();
6096
6097                 break;
6098
6099         case CONNMAN_SERVICE_STATE_ONLINE:
6100
6101                 break;
6102
6103         case CONNMAN_SERVICE_STATE_DISCONNECT:
6104                 set_error(service, CONNMAN_SERVICE_ERROR_UNKNOWN);
6105
6106                 reply_pending(service, ECONNABORTED);
6107
6108                 default_changed();
6109
6110                 __connman_wispr_stop(service);
6111
6112                 __connman_wpad_stop(service);
6113
6114                 domain_changed(service);
6115                 proxy_changed(service);
6116
6117                 /*
6118                  * Previous services which are connected and which states
6119                  * are set to online should reset relevantly ipconfig_state
6120                  * to ready so wispr/portal will be rerun on those
6121                  */
6122                 downgrade_connected_services();
6123
6124                 do_auto_connect(service, CONNMAN_SERVICE_CONNECT_REASON_AUTO);
6125                 break;
6126
6127         case CONNMAN_SERVICE_STATE_FAILURE:
6128                 if (service->connect_reason == CONNMAN_SERVICE_CONNECT_REASON_USER) {
6129                         connman_agent_report_error(service, service->path,
6130                                                 error2string(service->error),
6131                                                 report_error_cb,
6132                                                 get_dbus_sender(service),
6133                                                 NULL);
6134                         goto notifier;
6135                 }
6136                 service_complete(service);
6137                 break;
6138         }
6139
6140         service_list_sort();
6141
6142         __connman_connection_update_gateway();
6143
6144 notifier:
6145         if ((old_state == CONNMAN_SERVICE_STATE_ONLINE &&
6146                         new_state != CONNMAN_SERVICE_STATE_READY) ||
6147                 (old_state == CONNMAN_SERVICE_STATE_READY &&
6148                         new_state != CONNMAN_SERVICE_STATE_ONLINE)) {
6149                 __connman_notifier_disconnect(service->type);
6150         }
6151
6152         if (new_state == CONNMAN_SERVICE_STATE_ONLINE) {
6153                 __connman_notifier_enter_online(service->type);
6154                 default_changed();
6155         }
6156
6157         return 0;
6158 }
6159
6160 int __connman_service_indicate_error(struct connman_service *service,
6161                                         enum connman_service_error error)
6162 {
6163         DBG("service %p error %d", service, error);
6164
6165         if (!service)
6166                 return -EINVAL;
6167
6168         if (service->state == CONNMAN_SERVICE_STATE_FAILURE)
6169                 return -EALREADY;
6170
6171         set_error(service, error);
6172
6173         __connman_service_ipconfig_indicate_state(service,
6174                                                 CONNMAN_SERVICE_STATE_FAILURE,
6175                                                 CONNMAN_IPCONFIG_TYPE_IPV4);
6176         __connman_service_ipconfig_indicate_state(service,
6177                                                 CONNMAN_SERVICE_STATE_FAILURE,
6178                                                 CONNMAN_IPCONFIG_TYPE_IPV6);
6179         return 0;
6180 }
6181
6182 int __connman_service_clear_error(struct connman_service *service)
6183 {
6184         DBusMessage *pending, *provider_pending;
6185
6186         DBG("service %p", service);
6187
6188         if (!service)
6189                 return -EINVAL;
6190
6191         if (service->state != CONNMAN_SERVICE_STATE_FAILURE)
6192                 return -EINVAL;
6193
6194         pending = service->pending;
6195         service->pending = NULL;
6196         provider_pending = service->provider_pending;
6197         service->provider_pending = NULL;
6198
6199         __connman_service_ipconfig_indicate_state(service,
6200                                                 CONNMAN_SERVICE_STATE_IDLE,
6201                                                 CONNMAN_IPCONFIG_TYPE_IPV6);
6202
6203         __connman_service_ipconfig_indicate_state(service,
6204                                                 CONNMAN_SERVICE_STATE_IDLE,
6205                                                 CONNMAN_IPCONFIG_TYPE_IPV4);
6206
6207         service->pending = pending;
6208         service->provider_pending = provider_pending;
6209
6210         return 0;
6211 }
6212
6213 int __connman_service_indicate_default(struct connman_service *service)
6214 {
6215         DBG("service %p state %s", service, state2string(service->state));
6216
6217         if (!is_connected(service->state)) {
6218                 /*
6219                  * If service is not yet fully connected, then we must not
6220                  * change the default yet. The default gw will be changed
6221                  * after the service state is in ready.
6222                  */
6223                 return -EINPROGRESS;
6224         }
6225
6226         default_changed();
6227
6228         return 0;
6229 }
6230
6231 enum connman_service_state __connman_service_ipconfig_get_state(
6232                                         struct connman_service *service,
6233                                         enum connman_ipconfig_type type)
6234 {
6235         if (!service)
6236                 return CONNMAN_SERVICE_STATE_UNKNOWN;
6237
6238         if (type == CONNMAN_IPCONFIG_TYPE_IPV4)
6239                 return service->state_ipv4;
6240
6241         if (type == CONNMAN_IPCONFIG_TYPE_IPV6)
6242                 return service->state_ipv6;
6243
6244         return CONNMAN_SERVICE_STATE_UNKNOWN;
6245 }
6246
6247 /*
6248  * How many networks are connected at the same time. If more than 1,
6249  * then set the rp_filter setting properly (loose mode routing) so that network
6250  * connectivity works ok. This is only done for IPv4 networks as IPv6
6251  * does not have rp_filter knob.
6252  */
6253 static int connected_networks_count;
6254 static int original_rp_filter;
6255
6256 static void service_rp_filter(struct connman_service *service,
6257                                 bool connected)
6258 {
6259         enum connman_ipconfig_method method;
6260
6261         method = __connman_ipconfig_get_method(service->ipconfig_ipv4);
6262
6263         switch (method) {
6264         case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
6265         case CONNMAN_IPCONFIG_METHOD_OFF:
6266         case CONNMAN_IPCONFIG_METHOD_AUTO:
6267                 return;
6268         case CONNMAN_IPCONFIG_METHOD_FIXED:
6269         case CONNMAN_IPCONFIG_METHOD_MANUAL:
6270         case CONNMAN_IPCONFIG_METHOD_DHCP:
6271                 break;
6272         }
6273
6274         if (connected) {
6275                 if (connected_networks_count == 1) {
6276                         int filter_value;
6277                         filter_value = __connman_ipconfig_set_rp_filter();
6278                         if (filter_value < 0)
6279                                 return;
6280
6281                         original_rp_filter = filter_value;
6282                 }
6283                 connected_networks_count++;
6284
6285         } else {
6286                 if (connected_networks_count == 2)
6287                         __connman_ipconfig_unset_rp_filter(original_rp_filter);
6288
6289                 connected_networks_count--;
6290                 if (connected_networks_count < 0)
6291                         connected_networks_count = 0;
6292         }
6293
6294         DBG("%s %s ipconfig %p method %d count %d filter %d",
6295                 connected ? "connected" : "disconnected", service->identifier,
6296                 service->ipconfig_ipv4, method,
6297                 connected_networks_count, original_rp_filter);
6298 }
6299
6300 static void redo_wispr(struct connman_service *service,
6301                                         enum connman_ipconfig_type type)
6302 {
6303         service->online_timeout = 0;
6304         connman_service_unref(service);
6305
6306         DBG("Retrying %s WISPr for %p %s",
6307                 __connman_ipconfig_type2string(type),
6308                 service, service->name);
6309
6310         __connman_wispr_start(service, type);
6311 }
6312
6313 static gboolean redo_wispr_ipv4(gpointer user_data)
6314 {
6315         struct connman_service *service = user_data;
6316
6317         redo_wispr(service, CONNMAN_IPCONFIG_TYPE_IPV4);
6318
6319         return FALSE;
6320 }
6321
6322 static gboolean redo_wispr_ipv6(gpointer user_data)
6323 {
6324         struct connman_service *service = user_data;
6325
6326         redo_wispr(service, CONNMAN_IPCONFIG_TYPE_IPV6);
6327
6328         return FALSE;
6329 }
6330
6331 void __connman_service_online_check(struct connman_service *service,
6332                                         enum connman_ipconfig_type type,
6333                                         bool success)
6334 {
6335         GSourceFunc redo_func;
6336         unsigned int *interval;
6337         enum connman_service_state current_state;
6338
6339         if (type == CONNMAN_IPCONFIG_TYPE_IPV4) {
6340                 interval = &service->online_check_interval_ipv4;
6341                 redo_func = redo_wispr_ipv4;
6342         } else {
6343                 interval = &service->online_check_interval_ipv6;
6344                 redo_func = redo_wispr_ipv6;
6345         }
6346
6347         if(!enable_online_to_ready_transition)
6348                 goto redo_func;
6349
6350         if (success) {
6351                 *interval = online_check_max_interval;
6352         } else {
6353                 current_state = service->state;
6354                 downgrade_state(service);
6355                 if (current_state != service->state)
6356                         *interval = online_check_initial_interval;
6357                 if (service != connman_service_get_default()) {
6358                         return;
6359                 }
6360         }
6361
6362 redo_func:
6363         DBG("service %p type %s interval %d", service,
6364                 __connman_ipconfig_type2string(type), *interval);
6365
6366         service->online_timeout = g_timeout_add_seconds(*interval * *interval,
6367                                 redo_func, connman_service_ref(service));
6368
6369         /* Increment the interval for the next time, set a maximum timeout of
6370          * online_check_max_interval seconds * online_check_max_interval seconds.
6371          */
6372         if (*interval < online_check_max_interval)
6373                 (*interval)++;
6374 }
6375
6376 int __connman_service_ipconfig_indicate_state(struct connman_service *service,
6377                                         enum connman_service_state new_state,
6378                                         enum connman_ipconfig_type type)
6379 {
6380         struct connman_ipconfig *ipconfig = NULL;
6381         enum connman_service_state old_state;
6382         enum connman_ipconfig_method method;
6383
6384         if (!service)
6385                 return -EINVAL;
6386
6387         switch (type) {
6388         case CONNMAN_IPCONFIG_TYPE_UNKNOWN:
6389         case CONNMAN_IPCONFIG_TYPE_ALL:
6390                 return -EINVAL;
6391
6392         case CONNMAN_IPCONFIG_TYPE_IPV4:
6393                 old_state = service->state_ipv4;
6394                 ipconfig = service->ipconfig_ipv4;
6395
6396                 break;
6397
6398         case CONNMAN_IPCONFIG_TYPE_IPV6:
6399                 old_state = service->state_ipv6;
6400                 ipconfig = service->ipconfig_ipv6;
6401
6402                 break;
6403         }
6404
6405         if (!ipconfig)
6406                 return -EINVAL;
6407
6408         method = __connman_ipconfig_get_method(ipconfig);
6409
6410         switch (method) {
6411         case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
6412         case CONNMAN_IPCONFIG_METHOD_OFF:
6413                 if (new_state != CONNMAN_SERVICE_STATE_IDLE)
6414                         connman_warn("ipconfig state %d ipconfig method %d",
6415                                 new_state, method);
6416
6417                 new_state = CONNMAN_SERVICE_STATE_IDLE;
6418                 break;
6419
6420         case CONNMAN_IPCONFIG_METHOD_FIXED:
6421         case CONNMAN_IPCONFIG_METHOD_MANUAL:
6422         case CONNMAN_IPCONFIG_METHOD_DHCP:
6423         case CONNMAN_IPCONFIG_METHOD_AUTO:
6424                 break;
6425
6426         }
6427
6428         /* Any change? */
6429         if (old_state == new_state)
6430                 return -EALREADY;
6431
6432         DBG("service %p (%s) old state %d (%s) new state %d (%s) type %d (%s)",
6433                 service, service ? service->identifier : NULL,
6434                 old_state, state2string(old_state),
6435                 new_state, state2string(new_state),
6436                 type, __connman_ipconfig_type2string(type));
6437
6438         switch (new_state) {
6439         case CONNMAN_SERVICE_STATE_UNKNOWN:
6440         case CONNMAN_SERVICE_STATE_ASSOCIATION:
6441                 break;
6442         case CONNMAN_SERVICE_STATE_CONFIGURATION:
6443                 break;
6444         case CONNMAN_SERVICE_STATE_READY:
6445                 if (type == CONNMAN_IPCONFIG_TYPE_IPV4)
6446                         service_rp_filter(service, true);
6447                 set_mdns(service, service->mdns_config);
6448                 break;
6449         case CONNMAN_SERVICE_STATE_ONLINE:
6450                 break;
6451         case CONNMAN_SERVICE_STATE_DISCONNECT:
6452                 if (service->state == CONNMAN_SERVICE_STATE_IDLE)
6453                         return -EINVAL;
6454
6455                 if (type == CONNMAN_IPCONFIG_TYPE_IPV4)
6456                         service_rp_filter(service, false);
6457
6458                 break;
6459
6460         case CONNMAN_SERVICE_STATE_IDLE:
6461         case CONNMAN_SERVICE_STATE_FAILURE:
6462                 __connman_ipconfig_disable(ipconfig);
6463
6464                 break;
6465         }
6466
6467         if (is_connected(old_state) && !is_connected(new_state)) {
6468                 nameserver_remove_all(service, type);
6469                 cancel_online_check(service);
6470         }
6471
6472         if (type == CONNMAN_IPCONFIG_TYPE_IPV4)
6473                 service->state_ipv4 = new_state;
6474         else
6475                 service->state_ipv6 = new_state;
6476
6477         if (!is_connected(old_state) && is_connected(new_state))
6478                 nameserver_add_all(service, type);
6479
6480         __connman_timeserver_sync(service);
6481
6482         return service_indicate_state(service);
6483 }
6484
6485 static bool prepare_network(struct connman_service *service)
6486 {
6487         enum connman_network_type type;
6488         unsigned int ssid_len;
6489
6490         type = connman_network_get_type(service->network);
6491
6492         switch (type) {
6493         case CONNMAN_NETWORK_TYPE_UNKNOWN:
6494         case CONNMAN_NETWORK_TYPE_VENDOR:
6495                 return false;
6496         case CONNMAN_NETWORK_TYPE_WIFI:
6497                 if (!connman_network_get_blob(service->network, "WiFi.SSID",
6498                                                 &ssid_len))
6499                         return false;
6500
6501                 if (service->passphrase)
6502                         connman_network_set_string(service->network,
6503                                 "WiFi.Passphrase", service->passphrase);
6504                 break;
6505         case CONNMAN_NETWORK_TYPE_ETHERNET:
6506         case CONNMAN_NETWORK_TYPE_GADGET:
6507         case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
6508         case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
6509         case CONNMAN_NETWORK_TYPE_CELLULAR:
6510                 break;
6511         }
6512
6513         return true;
6514 }
6515
6516 static void prepare_8021x(struct connman_service *service)
6517 {
6518         if (service->eap)
6519                 connman_network_set_string(service->network, "WiFi.EAP",
6520                                                                 service->eap);
6521
6522         if (service->identity)
6523                 connman_network_set_string(service->network, "WiFi.Identity",
6524                                                         service->identity);
6525
6526         if (service->anonymous_identity)
6527                 connman_network_set_string(service->network,
6528                                                 "WiFi.AnonymousIdentity",
6529                                                 service->anonymous_identity);
6530
6531         if (service->ca_cert_file)
6532                 connman_network_set_string(service->network, "WiFi.CACertFile",
6533                                                         service->ca_cert_file);
6534
6535         if (service->subject_match)
6536                 connman_network_set_string(service->network, "WiFi.SubjectMatch",
6537                                                         service->subject_match);
6538
6539         if (service->altsubject_match)
6540                 connman_network_set_string(service->network, "WiFi.AltSubjectMatch",
6541                                                         service->altsubject_match);
6542
6543         if (service->domain_suffix_match)
6544                 connman_network_set_string(service->network, "WiFi.DomainSuffixMatch",
6545                                                         service->domain_suffix_match);
6546
6547         if (service->domain_match)
6548                 connman_network_set_string(service->network, "WiFi.DomainMatch",
6549                                                         service->domain_match);
6550
6551         if (service->client_cert_file)
6552                 connman_network_set_string(service->network,
6553                                                 "WiFi.ClientCertFile",
6554                                                 service->client_cert_file);
6555
6556         if (service->private_key_file)
6557                 connman_network_set_string(service->network,
6558                                                 "WiFi.PrivateKeyFile",
6559                                                 service->private_key_file);
6560
6561         if (service->private_key_passphrase)
6562                 connman_network_set_string(service->network,
6563                                         "WiFi.PrivateKeyPassphrase",
6564                                         service->private_key_passphrase);
6565
6566         if (service->phase2)
6567                 connman_network_set_string(service->network, "WiFi.Phase2",
6568                                                         service->phase2);
6569 }
6570
6571 static int service_connect(struct connman_service *service)
6572 {
6573         int err;
6574
6575         if (service->hidden)
6576                 return -EPERM;
6577
6578         switch (service->type) {
6579         case CONNMAN_SERVICE_TYPE_UNKNOWN:
6580         case CONNMAN_SERVICE_TYPE_SYSTEM:
6581         case CONNMAN_SERVICE_TYPE_GPS:
6582         case CONNMAN_SERVICE_TYPE_P2P:
6583                 return -EINVAL;
6584         case CONNMAN_SERVICE_TYPE_ETHERNET:
6585         case CONNMAN_SERVICE_TYPE_GADGET:
6586         case CONNMAN_SERVICE_TYPE_BLUETOOTH:
6587         case CONNMAN_SERVICE_TYPE_CELLULAR:
6588         case CONNMAN_SERVICE_TYPE_VPN:
6589                 break;
6590         case CONNMAN_SERVICE_TYPE_WIFI:
6591                 switch (service->security) {
6592                 case CONNMAN_SERVICE_SECURITY_UNKNOWN:
6593                 case CONNMAN_SERVICE_SECURITY_NONE:
6594                         break;
6595                 case CONNMAN_SERVICE_SECURITY_WEP:
6596                 case CONNMAN_SERVICE_SECURITY_PSK:
6597                 case CONNMAN_SERVICE_SECURITY_WPA:
6598                 case CONNMAN_SERVICE_SECURITY_RSN:
6599                         if (service->error == CONNMAN_SERVICE_ERROR_INVALID_KEY)
6600                                 return -ENOKEY;
6601
6602                         if (!service->passphrase) {
6603                                 if (!service->network)
6604                                         return -EOPNOTSUPP;
6605
6606                                 if (!service->wps ||
6607                                         !connman_network_get_bool(service->network, "WiFi.UseWPS"))
6608                                         return -ENOKEY;
6609                         }
6610                         break;
6611
6612                 case CONNMAN_SERVICE_SECURITY_8021X:
6613                         if (!service->eap) {
6614                                 connman_warn("EAP type has not been found. "
6615                                         "Most likely ConnMan is not able to "
6616                                         "find a configuration for given "
6617                                         "8021X network. "
6618                                         "Check SSID or Name match with the "
6619                                         "network name.");
6620                                 return -EINVAL;
6621                         }
6622
6623                         /*
6624                          * never request credentials if using EAP-TLS
6625                          * (EAP-TLS networks need to be fully provisioned)
6626                          */
6627                         if (g_str_equal(service->eap, "tls"))
6628                                 break;
6629
6630                         /*
6631                          * Return -ENOKEY if either identity or passphrase is
6632                          * missing. Agent provided credentials can be used as
6633                          * fallback if needed.
6634                          */
6635                         if (((!service->identity &&
6636                                         !service->agent_identity) ||
6637                                         !service->passphrase) ||
6638                                         service->error == CONNMAN_SERVICE_ERROR_INVALID_KEY)
6639                                 return -ENOKEY;
6640
6641                         break;
6642                 }
6643                 break;
6644         }
6645
6646         if (service->network) {
6647                 if (!prepare_network(service))
6648                         return -EINVAL;
6649
6650                 switch (service->security) {
6651                 case CONNMAN_SERVICE_SECURITY_UNKNOWN:
6652                 case CONNMAN_SERVICE_SECURITY_NONE:
6653                 case CONNMAN_SERVICE_SECURITY_WEP:
6654                 case CONNMAN_SERVICE_SECURITY_PSK:
6655                 case CONNMAN_SERVICE_SECURITY_WPA:
6656                 case CONNMAN_SERVICE_SECURITY_RSN:
6657                         break;
6658                 case CONNMAN_SERVICE_SECURITY_8021X:
6659                         prepare_8021x(service);
6660                         break;
6661                 }
6662
6663                 if (__connman_stats_service_register(service) == 0) {
6664                         __connman_stats_get(service, false,
6665                                                 &service->stats.data);
6666                         __connman_stats_get(service, true,
6667                                                 &service->stats_roaming.data);
6668                 }
6669
6670                 err = __connman_network_connect(service->network);
6671         } else if (service->type == CONNMAN_SERVICE_TYPE_VPN &&
6672                                         service->provider)
6673                 err = __connman_provider_connect(service->provider,
6674                                                 get_dbus_sender(service));
6675         else
6676                 return -EOPNOTSUPP;
6677
6678         if (err < 0) {
6679                 if (err != -EINPROGRESS) {
6680                         __connman_service_ipconfig_indicate_state(service,
6681                                                 CONNMAN_SERVICE_STATE_FAILURE,
6682                                                 CONNMAN_IPCONFIG_TYPE_IPV4);
6683                         __connman_service_ipconfig_indicate_state(service,
6684                                                 CONNMAN_SERVICE_STATE_FAILURE,
6685                                                 CONNMAN_IPCONFIG_TYPE_IPV6);
6686                         __connman_stats_service_unregister(service);
6687                 }
6688         }
6689
6690         return err;
6691 }
6692
6693 int __connman_service_connect(struct connman_service *service,
6694                         enum connman_service_connect_reason reason)
6695 {
6696         int err;
6697
6698         DBG("service %p state %s connect reason %s -> %s",
6699                 service, state2string(service->state),
6700                 reason2string(service->connect_reason),
6701                 reason2string(reason));
6702
6703         if (is_connected(service->state))
6704                 return -EISCONN;
6705
6706         if (is_connecting(service->state))
6707                 return -EALREADY;
6708
6709         switch (service->type) {
6710         case CONNMAN_SERVICE_TYPE_UNKNOWN:
6711         case CONNMAN_SERVICE_TYPE_SYSTEM:
6712         case CONNMAN_SERVICE_TYPE_GPS:
6713         case CONNMAN_SERVICE_TYPE_P2P:
6714                 return -EINVAL;
6715
6716         case CONNMAN_SERVICE_TYPE_ETHERNET:
6717         case CONNMAN_SERVICE_TYPE_GADGET:
6718         case CONNMAN_SERVICE_TYPE_BLUETOOTH:
6719         case CONNMAN_SERVICE_TYPE_CELLULAR:
6720         case CONNMAN_SERVICE_TYPE_VPN:
6721         case CONNMAN_SERVICE_TYPE_WIFI:
6722                 break;
6723         }
6724
6725         if (!is_ipconfig_usable(service))
6726                 return -ENOLINK;
6727
6728         __connman_service_clear_error(service);
6729
6730         if (service->network && service->autoconnect &&
6731                         __connman_network_native_autoconnect(service->network)) {
6732                 DBG("service %p switch connecting reason to native", service);
6733                 reason = CONNMAN_SERVICE_CONNECT_REASON_NATIVE;
6734         }
6735
6736         err = service_connect(service);
6737
6738         DBG("service %p err %d", service, err);
6739
6740         service->connect_reason = reason;
6741
6742         if (err >= 0)
6743                 return 0;
6744
6745         if (err == -EINPROGRESS) {
6746                 if (service->timeout == 0)
6747                         service->timeout = g_timeout_add_seconds(
6748                                 CONNECT_TIMEOUT, connect_timeout, service);
6749
6750                 return -EINPROGRESS;
6751         }
6752
6753         if (service->network)
6754                 __connman_network_disconnect(service->network);
6755         else if (service->type == CONNMAN_SERVICE_TYPE_VPN &&
6756                                 service->provider)
6757                         connman_provider_disconnect(service->provider);
6758
6759         if (service->connect_reason == CONNMAN_SERVICE_CONNECT_REASON_USER) {
6760                 if (err == -ENOKEY || err == -EPERM) {
6761                         DBusMessage *pending = NULL;
6762                         const char *dbus_sender = get_dbus_sender(service);
6763
6764                         /*
6765                          * We steal the reply here. The idea is that the
6766                          * connecting client will see the connection status
6767                          * after the real hidden network is connected or
6768                          * connection failed.
6769                          */
6770                         if (service->hidden) {
6771                                 pending = service->pending;
6772                                 service->pending = NULL;
6773                         }
6774
6775                         err = __connman_agent_request_passphrase_input(service,
6776                                         request_input_cb,
6777                                         dbus_sender,
6778                                         pending);
6779                         if (service->hidden && err != -EINPROGRESS)
6780                                 service->pending = pending;
6781
6782                         return err;
6783                 }
6784         }
6785
6786         return err;
6787 }
6788
6789 int __connman_service_disconnect(struct connman_service *service)
6790 {
6791         int err;
6792
6793         DBG("service %p", service);
6794
6795         service->connect_reason = CONNMAN_SERVICE_CONNECT_REASON_NONE;
6796         service->proxy = CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN;
6797
6798         connman_agent_cancel(service);
6799
6800         __connman_stats_service_unregister(service);
6801
6802         if (service->network) {
6803                 err = __connman_network_disconnect(service->network);
6804         } else if (service->type == CONNMAN_SERVICE_TYPE_VPN &&
6805                                         service->provider)
6806                 err = connman_provider_disconnect(service->provider);
6807         else
6808                 return -EOPNOTSUPP;
6809
6810         if (err < 0 && err != -EINPROGRESS)
6811                 return err;
6812
6813         __connman_6to4_remove(service->ipconfig_ipv4);
6814
6815         if (service->ipconfig_ipv4)
6816                 __connman_ipconfig_set_proxy_autoconfig(service->ipconfig_ipv4,
6817                                                         NULL);
6818         else
6819                 __connman_ipconfig_set_proxy_autoconfig(service->ipconfig_ipv6,
6820                                                         NULL);
6821
6822         __connman_ipconfig_address_remove(service->ipconfig_ipv4);
6823         settings_changed(service, service->ipconfig_ipv4);
6824
6825         __connman_ipconfig_address_remove(service->ipconfig_ipv6);
6826         settings_changed(service, service->ipconfig_ipv6);
6827
6828         __connman_ipconfig_disable(service->ipconfig_ipv4);
6829         __connman_ipconfig_disable(service->ipconfig_ipv6);
6830
6831         return err;
6832 }
6833
6834 /**
6835  * lookup_by_identifier:
6836  * @identifier: service identifier
6837  *
6838  * Look up a service by identifier (reference count will not be increased)
6839  */
6840 static struct connman_service *lookup_by_identifier(const char *identifier)
6841 {
6842         return g_hash_table_lookup(service_hash, identifier);
6843 }
6844
6845 struct connman_service *connman_service_lookup_from_identifier(const char* identifier)
6846 {
6847         return identifier ? lookup_by_identifier(identifier) : NULL;
6848 }
6849
6850 struct provision_user_data {
6851         const char *ident;
6852         int ret;
6853 };
6854
6855 static void provision_changed(gpointer value, gpointer user_data)
6856 {
6857         struct connman_service *service = value;
6858         struct provision_user_data *data = user_data;
6859         const char *path = data->ident;
6860         int ret;
6861
6862         ret = __connman_config_provision_service_ident(service, path,
6863                         service->config_file, service->config_entry);
6864         if (ret > 0)
6865                 data->ret = ret;
6866 }
6867
6868 int __connman_service_provision_changed(const char *ident)
6869 {
6870         struct provision_user_data data = {
6871                 .ident = ident,
6872                 .ret = 0
6873         };
6874
6875         g_list_foreach(service_list, provision_changed, (void *)&data);
6876
6877         /*
6878          * Because the provision_changed() might have set some services
6879          * as favorite, we must sort the sequence now.
6880          */
6881         if (services_dirty) {
6882                 services_dirty = false;
6883
6884                 service_list_sort();
6885
6886                 __connman_connection_update_gateway();
6887         }
6888
6889         return data.ret;
6890 }
6891
6892 void __connman_service_set_config(struct connman_service *service,
6893                                 const char *file_id, const char *entry)
6894 {
6895         if (!service)
6896                 return;
6897
6898         g_free(service->config_file);
6899         service->config_file = g_strdup(file_id);
6900
6901         g_free(service->config_entry);
6902         service->config_entry = g_strdup(entry);
6903 }
6904
6905 /**
6906  * __connman_service_get:
6907  * @identifier: service identifier
6908  *
6909  * Look up a service by identifier or create a new one if not found
6910  */
6911 static struct connman_service *service_get(const char *identifier)
6912 {
6913         struct connman_service *service;
6914
6915         service = g_hash_table_lookup(service_hash, identifier);
6916         if (service) {
6917                 connman_service_ref(service);
6918                 return service;
6919         }
6920
6921         service = connman_service_create();
6922         if (!service)
6923                 return NULL;
6924
6925         DBG("service %p", service);
6926
6927         service->identifier = g_strdup(identifier);
6928
6929         service_list = g_list_insert_sorted(service_list, service,
6930                                                 service_compare);
6931
6932         g_hash_table_insert(service_hash, service->identifier, service);
6933
6934         return service;
6935 }
6936
6937 static int service_register(struct connman_service *service)
6938 {
6939         DBG("service %p", service);
6940
6941         if (service->path)
6942                 return -EALREADY;
6943
6944         service->path = g_strdup_printf("%s/service/%s", CONNMAN_PATH,
6945                                                 service->identifier);
6946
6947         DBG("path %s", service->path);
6948
6949         g_dbus_register_interface(connection, service->path,
6950                                         CONNMAN_SERVICE_INTERFACE,
6951                                         service_methods, service_signals,
6952                                                         NULL, service, NULL);
6953
6954         if (__connman_config_provision_service(service) < 0)
6955                 service_load(service);
6956
6957         service_list_sort();
6958
6959         __connman_connection_update_gateway();
6960
6961         return 0;
6962 }
6963
6964 static void service_up(struct connman_ipconfig *ipconfig,
6965                 const char *ifname)
6966 {
6967         struct connman_service *service = __connman_ipconfig_get_data(ipconfig);
6968
6969         DBG("%s up", ifname);
6970
6971         link_changed(service);
6972
6973         service->stats.valid = false;
6974         service->stats_roaming.valid = false;
6975 }
6976
6977 static void service_down(struct connman_ipconfig *ipconfig,
6978                         const char *ifname)
6979 {
6980         DBG("%s down", ifname);
6981 }
6982
6983 static void service_lower_up(struct connman_ipconfig *ipconfig,
6984                         const char *ifname)
6985 {
6986         struct connman_service *service = __connman_ipconfig_get_data(ipconfig);
6987
6988         DBG("%s lower up", ifname);
6989
6990         stats_start(service);
6991 }
6992
6993 static void service_lower_down(struct connman_ipconfig *ipconfig,
6994                         const char *ifname)
6995 {
6996         struct connman_service *service = __connman_ipconfig_get_data(ipconfig);
6997
6998         DBG("%s lower down", ifname);
6999
7000         stats_stop(service);
7001         service_save(service);
7002 }
7003
7004 static void service_ip_bound(struct connman_ipconfig *ipconfig,
7005                         const char *ifname)
7006 {
7007         struct connman_service *service = __connman_ipconfig_get_data(ipconfig);
7008         enum connman_ipconfig_method method = CONNMAN_IPCONFIG_METHOD_UNKNOWN;
7009         enum connman_ipconfig_type type = CONNMAN_IPCONFIG_TYPE_UNKNOWN;
7010
7011         DBG("%s ip bound", ifname);
7012
7013         type = __connman_ipconfig_get_config_type(ipconfig);
7014         method = __connman_ipconfig_get_method(ipconfig);
7015
7016         DBG("service %p ipconfig %p type %d method %d", service, ipconfig,
7017                                                         type, method);
7018
7019         if (type == CONNMAN_IPCONFIG_TYPE_IPV6 &&
7020                         method == CONNMAN_IPCONFIG_METHOD_AUTO)
7021                 __connman_service_ipconfig_indicate_state(service,
7022                                                 CONNMAN_SERVICE_STATE_READY,
7023                                                 CONNMAN_IPCONFIG_TYPE_IPV6);
7024
7025         settings_changed(service, ipconfig);
7026         address_updated(service, type);
7027 }
7028
7029 static void service_ip_release(struct connman_ipconfig *ipconfig,
7030                         const char *ifname)
7031 {
7032         struct connman_service *service = __connman_ipconfig_get_data(ipconfig);
7033         enum connman_ipconfig_method method = CONNMAN_IPCONFIG_METHOD_UNKNOWN;
7034         enum connman_ipconfig_type type = CONNMAN_IPCONFIG_TYPE_UNKNOWN;
7035
7036         DBG("%s ip release", ifname);
7037
7038         type = __connman_ipconfig_get_config_type(ipconfig);
7039         method = __connman_ipconfig_get_method(ipconfig);
7040
7041         DBG("service %p ipconfig %p type %d method %d", service, ipconfig,
7042                                                         type, method);
7043
7044         if (type == CONNMAN_IPCONFIG_TYPE_IPV6 &&
7045                         method == CONNMAN_IPCONFIG_METHOD_OFF)
7046                 __connman_service_ipconfig_indicate_state(service,
7047                                         CONNMAN_SERVICE_STATE_DISCONNECT,
7048                                         CONNMAN_IPCONFIG_TYPE_IPV6);
7049
7050         if (type == CONNMAN_IPCONFIG_TYPE_IPV4 &&
7051                         method == CONNMAN_IPCONFIG_METHOD_OFF)
7052                 __connman_service_ipconfig_indicate_state(service,
7053                                         CONNMAN_SERVICE_STATE_DISCONNECT,
7054                                         CONNMAN_IPCONFIG_TYPE_IPV4);
7055
7056         settings_changed(service, ipconfig);
7057 }
7058
7059 static void service_route_changed(struct connman_ipconfig *ipconfig,
7060                                 const char *ifname)
7061 {
7062         struct connman_service *service = __connman_ipconfig_get_data(ipconfig);
7063
7064         DBG("%s route changed", ifname);
7065
7066         settings_changed(service, ipconfig);
7067 }
7068
7069 static const struct connman_ipconfig_ops service_ops = {
7070         .up             = service_up,
7071         .down           = service_down,
7072         .lower_up       = service_lower_up,
7073         .lower_down     = service_lower_down,
7074         .ip_bound       = service_ip_bound,
7075         .ip_release     = service_ip_release,
7076         .route_set      = service_route_changed,
7077         .route_unset    = service_route_changed,
7078 };
7079
7080 static struct connman_ipconfig *create_ip4config(struct connman_service *service,
7081                 int index, enum connman_ipconfig_method method)
7082 {
7083         struct connman_ipconfig *ipconfig_ipv4;
7084
7085         ipconfig_ipv4 = __connman_ipconfig_create(index,
7086                                                 CONNMAN_IPCONFIG_TYPE_IPV4);
7087         if (!ipconfig_ipv4)
7088                 return NULL;
7089
7090         __connman_ipconfig_set_method(ipconfig_ipv4, method);
7091
7092         __connman_ipconfig_set_data(ipconfig_ipv4, service);
7093
7094         __connman_ipconfig_set_ops(ipconfig_ipv4, &service_ops);
7095
7096         return ipconfig_ipv4;
7097 }
7098
7099 static struct connman_ipconfig *create_ip6config(struct connman_service *service,
7100                 int index)
7101 {
7102         struct connman_ipconfig *ipconfig_ipv6;
7103
7104         ipconfig_ipv6 = __connman_ipconfig_create(index,
7105                                                 CONNMAN_IPCONFIG_TYPE_IPV6);
7106         if (!ipconfig_ipv6)
7107                 return NULL;
7108
7109         __connman_ipconfig_set_data(ipconfig_ipv6, service);
7110
7111         __connman_ipconfig_set_ops(ipconfig_ipv6, &service_ops);
7112
7113         return ipconfig_ipv6;
7114 }
7115
7116 void __connman_service_read_ip4config(struct connman_service *service)
7117 {
7118         GKeyFile *keyfile;
7119
7120         if (!service->ipconfig_ipv4)
7121                 return;
7122
7123         keyfile = connman_storage_load_service(service->identifier);
7124         if (!keyfile)
7125                 return;
7126
7127         __connman_ipconfig_load(service->ipconfig_ipv4, keyfile,
7128                                 service->identifier, "IPv4.");
7129
7130         g_key_file_free(keyfile);
7131 }
7132
7133 void connman_service_create_ip4config(struct connman_service *service,
7134                                         int index)
7135 {
7136         DBG("ipv4 %p", service->ipconfig_ipv4);
7137
7138         if (service->ipconfig_ipv4)
7139                 return;
7140
7141         service->ipconfig_ipv4 = create_ip4config(service, index,
7142                         CONNMAN_IPCONFIG_METHOD_DHCP);
7143         __connman_service_read_ip4config(service);
7144 }
7145
7146 void __connman_service_read_ip6config(struct connman_service *service)
7147 {
7148         GKeyFile *keyfile;
7149
7150         if (!service->ipconfig_ipv6)
7151                 return;
7152
7153         keyfile = connman_storage_load_service(service->identifier);
7154         if (!keyfile)
7155                 return;
7156
7157         __connman_ipconfig_load(service->ipconfig_ipv6, keyfile,
7158                                 service->identifier, "IPv6.");
7159
7160         g_key_file_free(keyfile);
7161 }
7162
7163 void connman_service_create_ip6config(struct connman_service *service,
7164                                                                 int index)
7165 {
7166         DBG("ipv6 %p", service->ipconfig_ipv6);
7167
7168         if (service->ipconfig_ipv6)
7169                 return;
7170
7171         service->ipconfig_ipv6 = create_ip6config(service, index);
7172
7173         __connman_service_read_ip6config(service);
7174 }
7175
7176 /**
7177  * connman_service_lookup_from_network:
7178  * @network: network structure
7179  *
7180  * Look up a service by network (reference count will not be increased)
7181  */
7182 struct connman_service *connman_service_lookup_from_network(struct connman_network *network)
7183 {
7184         struct connman_service *service;
7185         const char *ident, *group;
7186         char *name;
7187
7188         if (!network)
7189                 return NULL;
7190
7191         ident = __connman_network_get_ident(network);
7192         if (!ident)
7193                 return NULL;
7194
7195         group = connman_network_get_group(network);
7196         if (!group)
7197                 return NULL;
7198
7199         name = g_strdup_printf("%s_%s_%s",
7200                         __connman_network_get_type(network), ident, group);
7201         service = lookup_by_identifier(name);
7202         g_free(name);
7203
7204         return service;
7205 }
7206
7207 struct connman_service *__connman_service_lookup_from_index(int index)
7208 {
7209         struct connman_service *service;
7210         GList *list;
7211
7212         for (list = service_list; list; list = list->next) {
7213                 service = list->data;
7214
7215                 if (__connman_ipconfig_get_index(service->ipconfig_ipv4)
7216                                                         == index)
7217                         return service;
7218
7219                 if (__connman_ipconfig_get_index(service->ipconfig_ipv6)
7220                                                         == index)
7221                         return service;
7222         }
7223
7224         return NULL;
7225 }
7226
7227 const char *connman_service_get_identifier(struct connman_service *service)
7228 {
7229         return service ? service->identifier : NULL;
7230 }
7231
7232 const char *__connman_service_get_path(struct connman_service *service)
7233 {
7234         return service->path;
7235 }
7236
7237 const char *__connman_service_get_name(struct connman_service *service)
7238 {
7239         return service->name;
7240 }
7241
7242 enum connman_service_state connman_service_get_state(struct connman_service *service)
7243 {
7244         return service ? service->state : CONNMAN_SERVICE_STATE_UNKNOWN;
7245 }
7246
7247 static enum connman_service_type convert_network_type(struct connman_network *network)
7248 {
7249         enum connman_network_type type = connman_network_get_type(network);
7250
7251         switch (type) {
7252         case CONNMAN_NETWORK_TYPE_UNKNOWN:
7253         case CONNMAN_NETWORK_TYPE_VENDOR:
7254                 break;
7255         case CONNMAN_NETWORK_TYPE_ETHERNET:
7256                 return CONNMAN_SERVICE_TYPE_ETHERNET;
7257         case CONNMAN_NETWORK_TYPE_WIFI:
7258                 return CONNMAN_SERVICE_TYPE_WIFI;
7259         case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
7260         case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
7261                 return CONNMAN_SERVICE_TYPE_BLUETOOTH;
7262         case CONNMAN_NETWORK_TYPE_CELLULAR:
7263                 return CONNMAN_SERVICE_TYPE_CELLULAR;
7264         case CONNMAN_NETWORK_TYPE_GADGET:
7265                 return CONNMAN_SERVICE_TYPE_GADGET;
7266         }
7267
7268         return CONNMAN_SERVICE_TYPE_UNKNOWN;
7269 }
7270
7271 static enum connman_service_security convert_wifi_security(const char *security)
7272 {
7273         if (!security)
7274                 return CONNMAN_SERVICE_SECURITY_UNKNOWN;
7275         else if (g_str_equal(security, "none"))
7276                 return CONNMAN_SERVICE_SECURITY_NONE;
7277         else if (g_str_equal(security, "wep"))
7278                 return CONNMAN_SERVICE_SECURITY_WEP;
7279         else if (g_str_equal(security, "psk"))
7280                 return CONNMAN_SERVICE_SECURITY_PSK;
7281         else if (g_str_equal(security, "ieee8021x"))
7282                 return CONNMAN_SERVICE_SECURITY_8021X;
7283         else if (g_str_equal(security, "wpa"))
7284                 return CONNMAN_SERVICE_SECURITY_WPA;
7285         else if (g_str_equal(security, "rsn"))
7286                 return CONNMAN_SERVICE_SECURITY_RSN;
7287         else
7288                 return CONNMAN_SERVICE_SECURITY_UNKNOWN;
7289 }
7290
7291 static void update_wps_values(struct connman_service *service,
7292                                 struct connman_network *network)
7293 {
7294         bool wps = connman_network_get_bool(network, "WiFi.WPS");
7295         bool wps_advertising = connman_network_get_bool(network,
7296                                                         "WiFi.WPSAdvertising");
7297
7298         if (service->wps != wps ||
7299                         service->wps_advertizing != wps_advertising) {
7300                 service->wps = wps;
7301                 service->wps_advertizing = wps_advertising;
7302                 security_changed(service);
7303         }
7304 }
7305
7306 static void update_from_network(struct connman_service *service,
7307                                         struct connman_network *network)
7308 {
7309         uint8_t strength = service->strength;
7310         const char *str;
7311
7312         DBG("service %p network %p", service, network);
7313
7314         if (is_connected(service->state))
7315                 return;
7316
7317         if (is_connecting(service->state))
7318                 return;
7319
7320         str = connman_network_get_string(network, "Name");
7321         if (str) {
7322                 g_free(service->name);
7323                 service->name = g_strdup(str);
7324                 service->hidden = false;
7325         } else {
7326                 g_free(service->name);
7327                 service->name = NULL;
7328                 service->hidden = true;
7329         }
7330
7331         service->strength = connman_network_get_strength(network);
7332         service->roaming = connman_network_get_bool(network, "Roaming");
7333
7334         if (service->strength == 0) {
7335                 /*
7336                  * Filter out 0-values; it's unclear what they mean
7337                  * and they cause anomalous sorting of the priority list.
7338                  */
7339                 service->strength = strength;
7340         }
7341
7342         str = connman_network_get_string(network, "WiFi.Security");
7343         service->security = convert_wifi_security(str);
7344
7345         if (service->type == CONNMAN_SERVICE_TYPE_WIFI)
7346                 update_wps_values(service, network);
7347
7348         if (service->strength > strength && service->network) {
7349                 connman_network_unref(service->network);
7350                 service->network = connman_network_ref(network);
7351
7352                 strength_changed(service);
7353         }
7354
7355         if (!service->network)
7356                 service->network = connman_network_ref(network);
7357
7358         service_list_sort();
7359 }
7360
7361 static void trigger_autoconnect(struct connman_service *service)
7362 {
7363         struct connman_device *device;
7364         bool native;
7365
7366         if (!service->favorite)
7367                 return;
7368
7369         native = __connman_network_native_autoconnect(service->network);
7370         if (native && service->autoconnect) {
7371                 DBG("trigger native autoconnect");
7372                 connman_network_set_autoconnect(service->network, true);
7373                 return;
7374         }
7375
7376         device = connman_network_get_device(service->network);
7377         if (device && connman_device_get_scanning(device, CONNMAN_SERVICE_TYPE_UNKNOWN))
7378                 return;
7379
7380         switch (service->type) {
7381         case CONNMAN_SERVICE_TYPE_UNKNOWN:
7382         case CONNMAN_SERVICE_TYPE_SYSTEM:
7383         case CONNMAN_SERVICE_TYPE_P2P:
7384                 break;
7385
7386         case CONNMAN_SERVICE_TYPE_GADGET:
7387         case CONNMAN_SERVICE_TYPE_ETHERNET:
7388                 if (service->autoconnect) {
7389                         __connman_service_connect(service,
7390                                                 CONNMAN_SERVICE_CONNECT_REASON_AUTO);
7391                         break;
7392                 }
7393
7394                 /* fall through */
7395         case CONNMAN_SERVICE_TYPE_BLUETOOTH:
7396         case CONNMAN_SERVICE_TYPE_GPS:
7397         case CONNMAN_SERVICE_TYPE_VPN:
7398         case CONNMAN_SERVICE_TYPE_WIFI:
7399         case CONNMAN_SERVICE_TYPE_CELLULAR:
7400                 do_auto_connect(service, CONNMAN_SERVICE_CONNECT_REASON_AUTO);
7401                 break;
7402         }
7403 }
7404
7405 /**
7406  * __connman_service_create_from_network:
7407  * @network: network structure
7408  *
7409  * Look up service by network and if not found, create one
7410  */
7411 struct connman_service * __connman_service_create_from_network(struct connman_network *network)
7412 {
7413         struct connman_service *service;
7414         const char *ident, *group;
7415         char *name;
7416         unsigned int *auto_connect_types, *favorite_types;
7417         int i, index;
7418
7419         DBG("network %p", network);
7420
7421         if (!network)
7422                 return NULL;
7423
7424         ident = __connman_network_get_ident(network);
7425         if (!ident)
7426                 return NULL;
7427
7428         group = connman_network_get_group(network);
7429         if (!group)
7430                 return NULL;
7431
7432         name = g_strdup_printf("%s_%s_%s",
7433                         __connman_network_get_type(network), ident, group);
7434         service = service_get(name);
7435         g_free(name);
7436
7437         if (!service)
7438                 return NULL;
7439
7440         if (__connman_network_get_weakness(network))
7441                 return service;
7442
7443         if (service->path) {
7444                 update_from_network(service, network);
7445                 __connman_connection_update_gateway();
7446                 return service;
7447         }
7448
7449         service->type = convert_network_type(network);
7450
7451         auto_connect_types = connman_setting_get_uint_list("DefaultAutoConnectTechnologies");
7452         service->autoconnect = false;
7453         for (i = 0; auto_connect_types &&
7454                      auto_connect_types[i] != 0; i++) {
7455                 if (service->type == auto_connect_types[i]) {
7456                         service->autoconnect = true;
7457                         break;
7458                 }
7459         }
7460
7461         favorite_types = connman_setting_get_uint_list("DefaultFavoriteTechnologies");
7462         service->favorite = false;
7463         for (i = 0; favorite_types && favorite_types[i] != 0; i++) {
7464                 if (service->type == favorite_types[i]) {
7465                         service->favorite = true;
7466                         break;
7467                 }
7468         }
7469
7470         service->state_ipv4 = service->state_ipv6 = CONNMAN_SERVICE_STATE_IDLE;
7471         service->state = combine_state(service->state_ipv4, service->state_ipv6);
7472
7473         update_from_network(service, network);
7474
7475         index = connman_network_get_index(network);
7476
7477         if (!service->ipconfig_ipv4)
7478                 service->ipconfig_ipv4 = create_ip4config(service, index,
7479                                 CONNMAN_IPCONFIG_METHOD_DHCP);
7480
7481         if (!service->ipconfig_ipv6)
7482                 service->ipconfig_ipv6 = create_ip6config(service, index);
7483
7484         service_register(service);
7485         service_schedule_added(service);
7486
7487         trigger_autoconnect(service);
7488
7489         __connman_notifier_service_add(service, service->name);
7490
7491         return service;
7492 }
7493
7494 void __connman_service_update_from_network(struct connman_network *network)
7495 {
7496         bool need_sort = false;
7497         struct connman_service *service;
7498         uint8_t strength;
7499         bool roaming;
7500         const char *name;
7501         bool stats_enable;
7502
7503         service = connman_service_lookup_from_network(network);
7504         if (!service)
7505                 return;
7506
7507         if (!service->network)
7508                 return;
7509
7510         name = connman_network_get_string(service->network, "Name");
7511         if (g_strcmp0(service->name, name) != 0) {
7512                 g_free(service->name);
7513                 service->name = g_strdup(name);
7514
7515                 if (allow_property_changed(service))
7516                         connman_dbus_property_changed_basic(service->path,
7517                                         CONNMAN_SERVICE_INTERFACE, "Name",
7518                                         DBUS_TYPE_STRING, &service->name);
7519         }
7520
7521         if (service->type == CONNMAN_SERVICE_TYPE_WIFI)
7522                 update_wps_values(service, network);
7523
7524         strength = connman_network_get_strength(service->network);
7525         if (strength == service->strength)
7526                 goto roaming;
7527
7528         service->strength = strength;
7529         need_sort = true;
7530
7531         strength_changed(service);
7532
7533 roaming:
7534         roaming = connman_network_get_bool(service->network, "Roaming");
7535         if (roaming == service->roaming)
7536                 goto sorting;
7537
7538         stats_enable = stats_enabled(service);
7539         if (stats_enable)
7540                 stats_stop(service);
7541
7542         service->roaming = roaming;
7543         need_sort = true;
7544
7545         if (stats_enable)
7546                 stats_start(service);
7547
7548         roaming_changed(service);
7549
7550 sorting:
7551         if (need_sort) {
7552                 service_list_sort();
7553         }
7554 }
7555
7556 void __connman_service_remove_from_network(struct connman_network *network)
7557 {
7558         struct connman_service *service;
7559
7560         service = connman_service_lookup_from_network(network);
7561
7562         DBG("network %p service %p", network, service);
7563
7564         if (!service)
7565                 return;
7566
7567         service->ignore = true;
7568
7569         __connman_connection_gateway_remove(service,
7570                                         CONNMAN_IPCONFIG_TYPE_ALL);
7571
7572         connman_service_unref(service);
7573 }
7574
7575 /**
7576  * __connman_service_create_from_provider:
7577  * @provider: provider structure
7578  *
7579  * Look up service by provider and if not found, create one
7580  */
7581 struct connman_service *
7582 __connman_service_create_from_provider(struct connman_provider *provider)
7583 {
7584         struct connman_service *service;
7585         const char *ident, *str;
7586         char *name;
7587         int index = connman_provider_get_index(provider);
7588
7589         DBG("provider %p", provider);
7590
7591         ident = __connman_provider_get_ident(provider);
7592         if (!ident)
7593                 return NULL;
7594
7595         name = g_strdup_printf("vpn_%s", ident);
7596         service = service_get(name);
7597         g_free(name);
7598
7599         if (!service)
7600                 return NULL;
7601
7602         service->type = CONNMAN_SERVICE_TYPE_VPN;
7603         service->order = service->do_split_routing ? 0 : 10;
7604         service->provider = connman_provider_ref(provider);
7605         service->autoconnect = false;
7606         service->favorite = true;
7607
7608         service->state_ipv4 = service->state_ipv6 = CONNMAN_SERVICE_STATE_IDLE;
7609         service->state = combine_state(service->state_ipv4, service->state_ipv6);
7610
7611         str = connman_provider_get_string(provider, "Name");
7612         if (str) {
7613                 g_free(service->name);
7614                 service->name = g_strdup(str);
7615                 service->hidden = false;
7616         } else {
7617                 g_free(service->name);
7618                 service->name = NULL;
7619                 service->hidden = true;
7620         }
7621
7622         service->strength = 0;
7623
7624         if (!service->ipconfig_ipv4)
7625                 service->ipconfig_ipv4 = create_ip4config(service, index,
7626                                 CONNMAN_IPCONFIG_METHOD_MANUAL);
7627
7628         if (!service->ipconfig_ipv6)
7629                 service->ipconfig_ipv6 = create_ip6config(service, index);
7630
7631         service_register(service);
7632
7633         __connman_notifier_service_add(service, service->name);
7634         service_schedule_added(service);
7635
7636         return service;
7637 }
7638
7639 static void remove_unprovisioned_services(void)
7640 {
7641         gchar **services;
7642         GKeyFile *keyfile, *configkeyfile;
7643         char *file, *section;
7644         int i = 0;
7645
7646         services = connman_storage_get_services();
7647         if (!services)
7648                 return;
7649
7650         for (; services[i]; i++) {
7651                 file = section = NULL;
7652                 keyfile = configkeyfile = NULL;
7653
7654                 keyfile = connman_storage_load_service(services[i]);
7655                 if (!keyfile)
7656                         continue;
7657
7658                 file = g_key_file_get_string(keyfile, services[i],
7659                                         "Config.file", NULL);
7660                 if (!file)
7661                         goto next;
7662
7663                 section = g_key_file_get_string(keyfile, services[i],
7664                                         "Config.ident", NULL);
7665                 if (!section)
7666                         goto next;
7667
7668                 configkeyfile = __connman_storage_load_config(file);
7669                 if (!configkeyfile) {
7670                         /*
7671                          * Config file is missing, remove the provisioned
7672                          * service.
7673                          */
7674                         __connman_storage_remove_service(services[i]);
7675                         goto next;
7676                 }
7677
7678                 if (!g_key_file_has_group(configkeyfile, section))
7679                         /*
7680                          * Config section is missing, remove the provisioned
7681                          * service.
7682                          */
7683                         __connman_storage_remove_service(services[i]);
7684
7685         next:
7686                 if (keyfile)
7687                         g_key_file_free(keyfile);
7688
7689                 if (configkeyfile)
7690                         g_key_file_free(configkeyfile);
7691
7692                 g_free(section);
7693                 g_free(file);
7694         }
7695
7696         g_strfreev(services);
7697 }
7698
7699 static int agent_probe(struct connman_agent *agent)
7700 {
7701         DBG("agent %p", agent);
7702         return 0;
7703 }
7704
7705 static void agent_remove(struct connman_agent *agent)
7706 {
7707         DBG("agent %p", agent);
7708 }
7709
7710 static void *agent_context_ref(void *context)
7711 {
7712         struct connman_service *service = context;
7713
7714         return (void *)connman_service_ref(service);
7715 }
7716
7717 static void agent_context_unref(void *context)
7718 {
7719         struct connman_service *service = context;
7720
7721         connman_service_unref(service);
7722 }
7723
7724 static struct connman_agent_driver agent_driver = {
7725         .name           = "service",
7726         .interface      = CONNMAN_AGENT_INTERFACE,
7727         .probe          = agent_probe,
7728         .remove         = agent_remove,
7729         .context_ref    = agent_context_ref,
7730         .context_unref  = agent_context_unref,
7731 };
7732
7733 int __connman_service_init(void)
7734 {
7735         int err;
7736
7737         DBG("");
7738
7739         err = connman_agent_driver_register(&agent_driver);
7740         if (err < 0) {
7741                 connman_error("Cannot register agent driver for %s",
7742                                                 agent_driver.name);
7743                 return err;
7744         }
7745
7746         set_always_connecting_technologies();
7747
7748         connection = connman_dbus_get_connection();
7749
7750         service_hash = g_hash_table_new_full(g_str_hash, g_str_equal,
7751                                                         NULL, service_free);
7752
7753         services_notify = g_new0(struct _services_notify, 1);
7754         services_notify->remove = g_hash_table_new_full(g_str_hash,
7755                         g_str_equal, g_free, NULL);
7756         services_notify->add = g_hash_table_new(g_str_hash, g_str_equal);
7757
7758         remove_unprovisioned_services();
7759
7760         return 0;
7761 }
7762
7763 void __connman_service_cleanup(void)
7764 {
7765         DBG("");
7766
7767         if (vpn_autoconnect_id) {
7768                 g_source_remove(vpn_autoconnect_id);
7769                 vpn_autoconnect_id = 0;
7770         }
7771
7772         if (autoconnect_id != 0) {
7773                 g_source_remove(autoconnect_id);
7774                 autoconnect_id = 0;
7775         }
7776
7777         connman_agent_driver_unregister(&agent_driver);
7778
7779         g_list_free(service_list);
7780         service_list = NULL;
7781
7782         g_hash_table_destroy(service_hash);
7783         service_hash = NULL;
7784
7785         g_slist_free(counter_list);
7786         counter_list = NULL;
7787
7788         if (services_notify->id != 0) {
7789                 g_source_remove(services_notify->id);
7790                 service_send_changed(NULL);
7791         }
7792
7793         g_hash_table_destroy(services_notify->remove);
7794         g_hash_table_destroy(services_notify->add);
7795         g_free(services_notify);
7796
7797         dbus_connection_unref(connection);
7798 }