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
  58 struct connman_stats {
  59         bool valid;
  60         bool enabled;
  61         struct connman_stats_data data_last;
  62         struct connman_stats_data data;
  63         GTimer *timer;
  64 };
  65
  66 struct connman_stats_counter {
  67         bool append_all;
  68         struct connman_stats stats;
  69         struct connman_stats stats_roaming;
  70 };
  71
  72 struct connman_service {
  73         int refcount;
  74         char *identifier;
  75         char *path;
  76         enum connman_service_type type;
  77         enum connman_service_security security;
  78         enum connman_service_state state;
  79         enum connman_service_state state_ipv4;
  80         enum connman_service_state state_ipv6;
  81         enum connman_service_error error;
  82         enum connman_service_connect_reason connect_reason;
  83         uint8_t strength;
  84         bool favorite;
  85         bool immutable;
  86         bool hidden;
  87         bool ignore;
  88         bool autoconnect;
  89         struct timeval modified;
  90         unsigned int order;
  91         char *name;
  92         char *passphrase;
  93         bool roaming;
  94         struct connman_ipconfig *ipconfig_ipv4;
  95         struct connman_ipconfig *ipconfig_ipv6;
  96         struct connman_network *network;
  97         struct connman_provider *provider;
  98         char **nameservers;
  99         char **nameservers_config;
 100         char **nameservers_auto;
 101         int nameservers_timeout;
 102         char **domains;
 103         bool mdns;
 104         bool mdns_config;
 105         char *hostname;
 106         char *domainname;
 107         char **timeservers;
 108         char **timeservers_config;
 109         /* 802.1x settings from the config files */
 110         char *eap;
 111         char *identity;
 112         char *anonymous_identity;
 113         char *agent_identity;
 114         char *ca_cert_file;
 115         char *subject_match;
 116         char *altsubject_match;
 117         char *domain_suffix_match;
 118         char *domain_match;
 119         char *client_cert_file;
 120         char *private_key_file;
 121         char *private_key_passphrase;
 122         char *phase2;
 123         DBusMessage *pending;
 124         DBusMessage *provider_pending;
 125         guint timeout;
 126         struct connman_stats stats;
 127         struct connman_stats stats_roaming;
 128         GHashTable *counter_table;
 129         enum connman_service_proxy_method proxy;
 130         enum connman_service_proxy_method proxy_config;
 131         char **proxies;
 132         char **excludes;
 133         char *pac;
 134         bool wps;
 135         bool wps_advertizing;
 136         guint online_timeout;
 137         int online_check_interval_ipv4;
 138         int online_check_interval_ipv6;
 139         bool do_split_routing;
 140         bool new_service;
 141         bool hidden_service;
 142         char *config_file;
 143         char *config_entry;
 144 };
 145
 146 static bool allow_property_changed(struct connman_service *service);
 147
 148 static struct connman_ipconfig *create_ip4config(struct connman_service *service,
 149                 int index, enum connman_ipconfig_method method);
 150 static struct connman_ipconfig *create_ip6config(struct connman_service *service,
 151                 int index);
 152 static void dns_changed(struct connman_service *service);
 153 static void vpn_auto_connect(void);
 154
 155 struct find_data {
 156         const char *path;
 157         struct connman_service *service;
 158 };
 159
 160 static void compare_path(gpointer value, gpointer user_data)
 161 {
 162         struct connman_service *service = value;
 163         struct find_data *data = user_data;
 164
 165         if (data->service)
 166                 return;
 167
 168         if (g_strcmp0(service->path, data->path) == 0)
 169                 data->service = service;
 170 }
 171
 172 static struct connman_service *find_service(const char *path)
 173 {
 174         struct find_data data = { .path = path, .service = NULL };
 175
 176         DBG("path %s", path);
 177
 178         g_list_foreach(service_list, compare_path, &data);
 179
 180         return data.service;
 181 }
 182
 183 static const char *reason2string(enum connman_service_connect_reason reason)
 184 {
 185
 186         switch (reason) {
 187         case CONNMAN_SERVICE_CONNECT_REASON_NONE:
 188                 return "none";
 189         case CONNMAN_SERVICE_CONNECT_REASON_USER:
 190                 return "user";
 191         case CONNMAN_SERVICE_CONNECT_REASON_AUTO:
 192                 return "auto";
 193         case CONNMAN_SERVICE_CONNECT_REASON_SESSION:
 194                 return "session";
 195         }
 196
 197         return "unknown";
 198 }
 199
 200 const char *__connman_service_type2string(enum connman_service_type type)
 201 {
 202         switch (type) {
 203         case CONNMAN_SERVICE_TYPE_UNKNOWN:
 204                 break;
 205         case CONNMAN_SERVICE_TYPE_SYSTEM:
 206                 return "system";
 207         case CONNMAN_SERVICE_TYPE_ETHERNET:
 208                 return "ethernet";
 209         case CONNMAN_SERVICE_TYPE_WIFI:
 210                 return "wifi";
 211         case CONNMAN_SERVICE_TYPE_BLUETOOTH:
 212                 return "bluetooth";
 213         case CONNMAN_SERVICE_TYPE_CELLULAR:
 214                 return "cellular";
 215         case CONNMAN_SERVICE_TYPE_GPS:
 216                 return "gps";
 217         case CONNMAN_SERVICE_TYPE_VPN:
 218                 return "vpn";
 219         case CONNMAN_SERVICE_TYPE_GADGET:
 220                 return "gadget";
 221         case CONNMAN_SERVICE_TYPE_P2P:
 222                 return "p2p";
 223         }
 224
 225         return NULL;
 226 }
 227
 228 enum connman_service_type __connman_service_string2type(const char *str)
 229 {
 230         if (!str)
 231                 return CONNMAN_SERVICE_TYPE_UNKNOWN;
 232
 233         if (strcmp(str, "ethernet") == 0)
 234                 return CONNMAN_SERVICE_TYPE_ETHERNET;
 235         if (strcmp(str, "gadget") == 0)
 236                 return CONNMAN_SERVICE_TYPE_GADGET;
 237         if (strcmp(str, "wifi") == 0)
 238                 return CONNMAN_SERVICE_TYPE_WIFI;
 239         if (strcmp(str, "cellular") == 0)
 240                 return CONNMAN_SERVICE_TYPE_CELLULAR;
 241         if (strcmp(str, "bluetooth") == 0)
 242                 return CONNMAN_SERVICE_TYPE_BLUETOOTH;
 243         if (strcmp(str, "vpn") == 0)
 244                 return CONNMAN_SERVICE_TYPE_VPN;
 245         if (strcmp(str, "gps") == 0)
 246                 return CONNMAN_SERVICE_TYPE_GPS;
 247         if (strcmp(str, "system") == 0)
 248                 return CONNMAN_SERVICE_TYPE_SYSTEM;
 249         if (strcmp(str, "p2p") == 0)
 250                 return CONNMAN_SERVICE_TYPE_P2P;
 251
 252         return CONNMAN_SERVICE_TYPE_UNKNOWN;
 253 }
 254
 255 enum connman_service_security __connman_service_string2security(const char *str)
 256 {
 257         if (!str)
 258                 return CONNMAN_SERVICE_SECURITY_UNKNOWN;
 259
 260         if (!strcmp(str, "psk"))
 261                 return CONNMAN_SERVICE_SECURITY_PSK;
 262         if (!strcmp(str, "ieee8021x") || !strcmp(str, "8021x"))
 263                 return CONNMAN_SERVICE_SECURITY_8021X;
 264         if (!strcmp(str, "none") || !strcmp(str, "open"))
 265                 return CONNMAN_SERVICE_SECURITY_NONE;
 266         if (!strcmp(str, "wep"))
 267                 return CONNMAN_SERVICE_SECURITY_WEP;
 268
 269         return CONNMAN_SERVICE_SECURITY_UNKNOWN;
 270 }
 271
 272 static const char *security2string(enum connman_service_security security)
 273 {
 274         switch (security) {
 275         case CONNMAN_SERVICE_SECURITY_UNKNOWN:
 276                 break;
 277         case CONNMAN_SERVICE_SECURITY_NONE:
 278                 return "none";
 279         case CONNMAN_SERVICE_SECURITY_WEP:
 280                 return "wep";
 281         case CONNMAN_SERVICE_SECURITY_PSK:
 282         case CONNMAN_SERVICE_SECURITY_WPA:
 283         case CONNMAN_SERVICE_SECURITY_RSN:
 284                 return "psk";
 285         case CONNMAN_SERVICE_SECURITY_8021X:
 286                 return "ieee8021x";
 287         }
 288
 289         return NULL;
 290 }
 291
 292 static const char *state2string(enum connman_service_state state)
 293 {
 294         switch (state) {
 295         case CONNMAN_SERVICE_STATE_UNKNOWN:
 296                 break;
 297         case CONNMAN_SERVICE_STATE_IDLE:
 298                 return "idle";
 299         case CONNMAN_SERVICE_STATE_ASSOCIATION:
 300                 return "association";
 301         case CONNMAN_SERVICE_STATE_CONFIGURATION:
 302                 return "configuration";
 303         case CONNMAN_SERVICE_STATE_READY:
 304                 return "ready";
 305         case CONNMAN_SERVICE_STATE_ONLINE:
 306                 return "online";
 307         case CONNMAN_SERVICE_STATE_DISCONNECT:
 308                 return "disconnect";
 309         case CONNMAN_SERVICE_STATE_FAILURE:
 310                 return "failure";
 311         }
 312
 313         return NULL;
 314 }
 315
 316 static const char *error2string(enum connman_service_error error)
 317 {
 318         switch (error) {
 319         case CONNMAN_SERVICE_ERROR_UNKNOWN:
 320                 break;
 321         case CONNMAN_SERVICE_ERROR_OUT_OF_RANGE:
 322                 return "out-of-range";
 323         case CONNMAN_SERVICE_ERROR_PIN_MISSING:
 324                 return "pin-missing";
 325         case CONNMAN_SERVICE_ERROR_DHCP_FAILED:
 326                 return "dhcp-failed";
 327         case CONNMAN_SERVICE_ERROR_CONNECT_FAILED:
 328                 return "connect-failed";
 329         case CONNMAN_SERVICE_ERROR_LOGIN_FAILED:
 330                 return "login-failed";
 331         case CONNMAN_SERVICE_ERROR_AUTH_FAILED:
 332                 return "auth-failed";
 333         case CONNMAN_SERVICE_ERROR_INVALID_KEY:
 334                 return "invalid-key";
 335         case CONNMAN_SERVICE_ERROR_BLOCKED:
 336                 return "blocked";
 337         }
 338
 339         return NULL;
 340 }
 341
 342 static const char *proxymethod2string(enum connman_service_proxy_method method)
 343 {
 344         switch (method) {
 345         case CONNMAN_SERVICE_PROXY_METHOD_DIRECT:
 346                 return "direct";
 347         case CONNMAN_SERVICE_PROXY_METHOD_MANUAL:
 348                 return "manual";
 349         case CONNMAN_SERVICE_PROXY_METHOD_AUTO:
 350                 return "auto";
 351         case CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN:
 352                 break;
 353         }
 354
 355         return NULL;
 356 }
 357
 358 static enum connman_service_proxy_method string2proxymethod(const char *method)
 359 {
 360         if (g_strcmp0(method, "direct") == 0)
 361                 return CONNMAN_SERVICE_PROXY_METHOD_DIRECT;
 362         else if (g_strcmp0(method, "auto") == 0)
 363                 return CONNMAN_SERVICE_PROXY_METHOD_AUTO;
 364         else if (g_strcmp0(method, "manual") == 0)
 365                 return CONNMAN_SERVICE_PROXY_METHOD_MANUAL;
 366         else
 367                 return CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN;
 368 }
 369
 370 static void set_split_routing(struct connman_service *service, bool value)
 371 {
 372         if (service->type != CONNMAN_SERVICE_TYPE_VPN)
 373                 return;
 374
 375         service->do_split_routing = value;
 376
 377         if (service->do_split_routing)
 378                 service->order = 0;
 379         else
 380                 service->order = 10;
 381 }
 382
 383 int __connman_service_load_modifiable(struct connman_service *service)
 384 {
 385         GKeyFile *keyfile;
 386         GError *error = NULL;
 387         gchar *str;
 388         bool autoconnect;
 389
 390         DBG("service %p", service);
 391
 392         keyfile = connman_storage_load_service(service->identifier);
 393         if (!keyfile)
 394                 return -EIO;
 395
 396         switch (service->type) {
 397         case CONNMAN_SERVICE_TYPE_UNKNOWN:
 398         case CONNMAN_SERVICE_TYPE_SYSTEM:
 399         case CONNMAN_SERVICE_TYPE_GPS:
 400         case CONNMAN_SERVICE_TYPE_P2P:
 401                 break;
 402         case CONNMAN_SERVICE_TYPE_VPN:
 403                 set_split_routing(service, g_key_file_get_boolean(keyfile,
 404                                                         service->identifier,
 405                                                         "SplitRouting", NULL));
 406
 407                 /* fall through */
 408         case CONNMAN_SERVICE_TYPE_WIFI:
 409         case CONNMAN_SERVICE_TYPE_GADGET:
 410         case CONNMAN_SERVICE_TYPE_BLUETOOTH:
 411         case CONNMAN_SERVICE_TYPE_CELLULAR:
 412         case CONNMAN_SERVICE_TYPE_ETHERNET:
 413                 autoconnect = g_key_file_get_boolean(keyfile,
 414                                 service->identifier, "AutoConnect", &error);
 415                 if (!error)
 416                         service->autoconnect = autoconnect;
 417                 g_clear_error(&error);
 418                 break;
 419         }
 420
 421         str = g_key_file_get_string(keyfile,
 422                                 service->identifier, "Modified", NULL);
 423         if (str) {
 424                 util_iso8601_to_timeval(str, &service->modified);
 425                 g_free(str);
 426         }
 427
 428         g_key_file_free(keyfile);
 429
 430         return 0;
 431 }
 432
 433 static int service_load(struct connman_service *service)
 434 {
 435         GKeyFile *keyfile;
 436         GError *error = NULL;
 437         gsize length;
 438         gchar *str;
 439         bool autoconnect;
 440         unsigned int ssid_len;
 441         int err = 0;
 442
 443         DBG("service %p", service);
 444
 445         keyfile = connman_storage_load_service(service->identifier);
 446         if (!keyfile) {
 447                 service->new_service = true;
 448                 return -EIO;
 449         } else
 450                 service->new_service = false;
 451
 452         switch (service->type) {
 453         case CONNMAN_SERVICE_TYPE_UNKNOWN:
 454         case CONNMAN_SERVICE_TYPE_SYSTEM:
 455         case CONNMAN_SERVICE_TYPE_GPS:
 456         case CONNMAN_SERVICE_TYPE_P2P:
 457                 break;
 458         case CONNMAN_SERVICE_TYPE_VPN:
 459                 set_split_routing(service, g_key_file_get_boolean(keyfile,
 460                                                         service->identifier,
 461                                                         "SplitRouting", NULL));
 462
 463                 autoconnect = g_key_file_get_boolean(keyfile,
 464                                 service->identifier, "AutoConnect", &error);
 465                 if (!error)
 466                         service->autoconnect = autoconnect;
 467                 g_clear_error(&error);
 468                 break;
 469         case CONNMAN_SERVICE_TYPE_WIFI:
 470                 if (!service->name) {
 471                         gchar *name;
 472
 473                         name = g_key_file_get_string(keyfile,
 474                                         service->identifier, "Name", NULL);
 475                         if (name) {
 476                                 g_free(service->name);
 477                                 service->name = name;
 478                         }
 479
 480                         if (service->network)
 481                                 connman_network_set_name(service->network,
 482                                                                         name);
 483                 }
 484
 485                 if (service->network &&
 486                                 !connman_network_get_blob(service->network,
 487                                                 "WiFi.SSID", &ssid_len)) {
 488                         gchar *hex_ssid;
 489
 490                         hex_ssid = g_key_file_get_string(keyfile,
 491                                                         service->identifier,
 492                                                                 "SSID", NULL);
 493
 494                         if (hex_ssid) {
 495                                 gchar *ssid;
 496                                 unsigned int i, j = 0, hex;
 497                                 size_t hex_ssid_len = strlen(hex_ssid);
 498
 499                                 ssid = g_try_malloc0(hex_ssid_len / 2);
 500                                 if (!ssid) {
 501                                         g_free(hex_ssid);
 502                                         err = -ENOMEM;
 503                                         goto done;
 504                                 }
 505
 506                                 for (i = 0; i < hex_ssid_len; i += 2) {
 507                                         sscanf(hex_ssid + i, "%02x", &hex);
 508                                         ssid[j++] = hex;
 509                                 }
 510
 511                                 connman_network_set_blob(service->network,
 512                                         "WiFi.SSID", ssid, hex_ssid_len / 2);
 513
 514                                 g_free(ssid);
 515                         }
 516
 517                         g_free(hex_ssid);
 518                 }
 519                 /* fall through */
 520
 521         case CONNMAN_SERVICE_TYPE_GADGET:
 522         case CONNMAN_SERVICE_TYPE_BLUETOOTH:
 523         case CONNMAN_SERVICE_TYPE_CELLULAR:
 524                 service->favorite = g_key_file_get_boolean(keyfile,
 525                                 service->identifier, "Favorite", NULL);
 526
 527                 /* fall through */
 528
 529         case CONNMAN_SERVICE_TYPE_ETHERNET:
 530                 autoconnect = g_key_file_get_boolean(keyfile,
 531                                 service->identifier, "AutoConnect", &error);
 532                 if (!error)
 533                         service->autoconnect = autoconnect;
 534                 g_clear_error(&error);
 535                 break;
 536         }
 537
 538         str = g_key_file_get_string(keyfile,
 539                                 service->identifier, "Modified", NULL);
 540         if (str) {
 541                 util_iso8601_to_timeval(str, &service->modified);
 542                 g_free(str);
 543         }
 544
 545         str = g_key_file_get_string(keyfile,
 546                                 service->identifier, "Passphrase", NULL);
 547         if (str) {
 548                 g_free(service->passphrase);
 549                 service->passphrase = str;
 550         }
 551
 552         if (service->ipconfig_ipv4)
 553                 __connman_ipconfig_load(service->ipconfig_ipv4, keyfile,
 554                                         service->identifier, "IPv4.");
 555
 556         if (service->ipconfig_ipv6)
 557                 __connman_ipconfig_load(service->ipconfig_ipv6, keyfile,
 558                                         service->identifier, "IPv6.");
 559
 560         service->nameservers_config = g_key_file_get_string_list(keyfile,
 561                         service->identifier, "Nameservers", &length, NULL);
 562         if (service->nameservers_config && length == 0) {
 563                 g_strfreev(service->nameservers_config);
 564                 service->nameservers_config = NULL;
 565         }
 566
 567         service->timeservers_config = g_key_file_get_string_list(keyfile,
 568                         service->identifier, "Timeservers", &length, NULL);
 569         if (service->timeservers_config && length == 0) {
 570                 g_strfreev(service->timeservers_config);
 571                 service->timeservers_config = NULL;
 572         }
 573
 574         service->domains = g_key_file_get_string_list(keyfile,
 575                         service->identifier, "Domains", &length, NULL);
 576         if (service->domains && length == 0) {
 577                 g_strfreev(service->domains);
 578                 service->domains = NULL;
 579         }
 580
 581         str = g_key_file_get_string(keyfile,
 582                                 service->identifier, "Proxy.Method", NULL);
 583         if (str)
 584                 service->proxy_config = string2proxymethod(str);
 585
 586         g_free(str);
 587
 588         service->proxies = g_key_file_get_string_list(keyfile,
 589                         service->identifier, "Proxy.Servers", &length, NULL);
 590         if (service->proxies && length == 0) {
 591                 g_strfreev(service->proxies);
 592                 service->proxies = NULL;
 593         }
 594
 595         service->excludes = g_key_file_get_string_list(keyfile,
 596                         service->identifier, "Proxy.Excludes", &length, NULL);
 597         if (service->excludes && length == 0) {
 598                 g_strfreev(service->excludes);
 599                 service->excludes = NULL;
 600         }
 601
 602         str = g_key_file_get_string(keyfile,
 603                                 service->identifier, "Proxy.URL", NULL);
 604         if (str) {
 605                 g_free(service->pac);
 606                 service->pac = str;
 607         }
 608
 609         service->mdns_config = g_key_file_get_boolean(keyfile,
 610                                 service->identifier, "mDNS", NULL);
 611
 612         service->hidden_service = g_key_file_get_boolean(keyfile,
 613                                         service->identifier, "Hidden", NULL);
 614
 615 done:
 616         g_key_file_free(keyfile);
 617
 618         return err;
 619 }
 620
 621 static int service_save(struct connman_service *service)
 622 {
 623         GKeyFile *keyfile;
 624         gchar *str;
 625         guint freq;
 626         const char *cst_str = NULL;
 627         int err = 0;
 628
 629         DBG("service %p new %d", service, service->new_service);
 630
 631         if (service->new_service)
 632                 return -ESRCH;
 633
 634         keyfile = g_key_file_new();
 635         if (!keyfile)
 636                 return -EIO;
 637
 638         if (service->name)
 639                 g_key_file_set_string(keyfile, service->identifier,
 640                                                 "Name", service->name);
 641
 642         switch (service->type) {
 643         case CONNMAN_SERVICE_TYPE_UNKNOWN:
 644         case CONNMAN_SERVICE_TYPE_SYSTEM:
 645         case CONNMAN_SERVICE_TYPE_GPS:
 646         case CONNMAN_SERVICE_TYPE_P2P:
 647                 break;
 648         case CONNMAN_SERVICE_TYPE_VPN:
 649                 g_key_file_set_boolean(keyfile, service->identifier,
 650                                 "SplitRouting", service->do_split_routing);
 651                 if (service->favorite)
 652                         g_key_file_set_boolean(keyfile, service->identifier,
 653                                         "AutoConnect", service->autoconnect);
 654                 break;
 655         case CONNMAN_SERVICE_TYPE_WIFI:
 656                 if (service->network) {
 657                         const unsigned char *ssid;
 658                         unsigned int ssid_len = 0;
 659
 660                         ssid = connman_network_get_blob(service->network,
 661                                                         "WiFi.SSID", &ssid_len);
 662
 663                         if (ssid && ssid_len > 0 && ssid[0] != '\0') {
 664                                 char *identifier = service->identifier;
 665                                 GString *ssid_str;
 666                                 unsigned int i;
 667
 668                                 ssid_str = g_string_sized_new(ssid_len * 2);
 669                                 if (!ssid_str) {
 670                                         err = -ENOMEM;
 671                                         goto done;
 672                                 }
 673
 674                                 for (i = 0; i < ssid_len; i++)
 675                                         g_string_append_printf(ssid_str,
 676                                                         "%02x", ssid[i]);
 677
 678                                 g_key_file_set_string(keyfile, identifier,
 679                                                         "SSID", ssid_str->str);
 680
 681                                 g_string_free(ssid_str, TRUE);
 682                         }
 683
 684                         freq = connman_network_get_frequency(service->network);
 685                         g_key_file_set_integer(keyfile, service->identifier,
 686                                                 "Frequency", freq);
 687                 }
 688                 /* fall through */
 689
 690         case CONNMAN_SERVICE_TYPE_GADGET:
 691         case CONNMAN_SERVICE_TYPE_BLUETOOTH:
 692         case CONNMAN_SERVICE_TYPE_CELLULAR:
 693                 g_key_file_set_boolean(keyfile, service->identifier,
 694                                         "Favorite", service->favorite);
 695
 696                 /* fall through */
 697
 698         case CONNMAN_SERVICE_TYPE_ETHERNET:
 699                 if (service->favorite)
 700                         g_key_file_set_boolean(keyfile, service->identifier,
 701                                         "AutoConnect", service->autoconnect);
 702                 break;
 703         }
 704
 705         str = util_timeval_to_iso8601(&service->modified);
 706         if (str) {
 707                 g_key_file_set_string(keyfile, service->identifier,
 708                                 "Modified", str);
 709                 g_free(str);
 710         }
 711
 712         if (service->passphrase && strlen(service->passphrase) > 0)
 713                 g_key_file_set_string(keyfile, service->identifier,
 714                                 "Passphrase", service->passphrase);
 715
 716         if (service->ipconfig_ipv4)
 717                 __connman_ipconfig_save(service->ipconfig_ipv4, keyfile,
 718                                 service->identifier, "IPv4.");
 719
 720         if (service->ipconfig_ipv6)
 721                 __connman_ipconfig_save(service->ipconfig_ipv6, keyfile,
 722                                 service->identifier, "IPv6.");
 723
 724         if (service->nameservers_config) {
 725                 guint len = g_strv_length(service->nameservers_config);
 726
 727                 g_key_file_set_string_list(keyfile, service->identifier,
 728                                 "Nameservers",
 729                                 (const gchar **) service->nameservers_config, len);
 730         }
 731
 732         if (service->timeservers_config) {
 733                 guint len = g_strv_length(service->timeservers_config);
 734
 735                 g_key_file_set_string_list(keyfile, service->identifier,
 736                                 "Timeservers",
 737                                 (const gchar **) service->timeservers_config, len);
 738         }
 739
 740         if (service->domains) {
 741                 guint len = g_strv_length(service->domains);
 742
 743                 g_key_file_set_string_list(keyfile, service->identifier,
 744                                 "Domains",
 745                                 (const gchar **) service->domains, len);
 746         }
 747
 748         cst_str = proxymethod2string(service->proxy_config);
 749         if (cst_str)
 750                 g_key_file_set_string(keyfile, service->identifier,
 751                                 "Proxy.Method", cst_str);
 752
 753         if (service->proxies) {
 754                 guint len = g_strv_length(service->proxies);
 755
 756                 g_key_file_set_string_list(keyfile, service->identifier,
 757                                 "Proxy.Servers",
 758                                 (const gchar **) service->proxies, len);
 759         }
 760
 761         if (service->excludes) {
 762                 guint len = g_strv_length(service->excludes);
 763
 764                 g_key_file_set_string_list(keyfile, service->identifier,
 765                                 "Proxy.Excludes",
 766                                 (const gchar **) service->excludes, len);
 767         }
 768
 769         if (service->pac && strlen(service->pac) > 0)
 770                 g_key_file_set_string(keyfile, service->identifier,
 771                                 "Proxy.URL", service->pac);
 772
 773         if (service->mdns_config)
 774                 g_key_file_set_boolean(keyfile, service->identifier,
 775                                 "mDNS", TRUE);
 776
 777         if (service->hidden_service)
 778                 g_key_file_set_boolean(keyfile, service->identifier,
 779                                 "Hidden", TRUE);
 780
 781         if (service->config_file && strlen(service->config_file) > 0)
 782                 g_key_file_set_string(keyfile, service->identifier,
 783                                 "Config.file", service->config_file);
 784
 785         if (service->config_entry && strlen(service->config_entry) > 0)
 786                 g_key_file_set_string(keyfile, service->identifier,
 787                                 "Config.ident", service->config_entry);
 788
 789 done:
 790         __connman_storage_save_service(keyfile, service->identifier);
 791
 792         g_key_file_free(keyfile);
 793
 794         return err;
 795 }
 796
 797 void __connman_service_save(struct connman_service *service)
 798 {
 799         if (!service)
 800                 return;
 801
 802         service_save(service);
 803 }
 804
 805 static enum connman_service_state combine_state(
 806                                         enum connman_service_state state_a,
 807                                         enum connman_service_state state_b)
 808 {
 809         enum connman_service_state result;
 810
 811         if (state_a == state_b) {
 812                 result = state_a;
 813                 goto done;
 814         }
 815
 816         if (state_a == CONNMAN_SERVICE_STATE_UNKNOWN) {
 817                 result = state_b;
 818                 goto done;
 819         }
 820
 821         if (state_b == CONNMAN_SERVICE_STATE_UNKNOWN) {
 822                 result = state_a;
 823                 goto done;
 824         }
 825
 826         if (state_a == CONNMAN_SERVICE_STATE_IDLE) {
 827                 result = state_b;
 828                 goto done;
 829         }
 830
 831         if (state_b == CONNMAN_SERVICE_STATE_IDLE) {
 832                 result = state_a;
 833                 goto done;
 834         }
 835
 836         if (state_a == CONNMAN_SERVICE_STATE_ONLINE) {
 837                 result = state_a;
 838                 goto done;
 839         }
 840
 841         if (state_b == CONNMAN_SERVICE_STATE_ONLINE) {
 842                 result = state_b;
 843                 goto done;
 844         }
 845
 846         if (state_a == CONNMAN_SERVICE_STATE_READY) {
 847                 result = state_a;
 848                 goto done;
 849         }
 850
 851         if (state_b == CONNMAN_SERVICE_STATE_READY) {
 852                 result = state_b;
 853                 goto done;
 854         }
 855
 856         if (state_a == CONNMAN_SERVICE_STATE_CONFIGURATION) {
 857                 result = state_a;
 858                 goto done;
 859         }
 860
 861         if (state_b == CONNMAN_SERVICE_STATE_CONFIGURATION) {
 862                 result = state_b;
 863                 goto done;
 864         }
 865
 866         if (state_a == CONNMAN_SERVICE_STATE_ASSOCIATION) {
 867                 result = state_a;
 868                 goto done;
 869         }
 870
 871         if (state_b == CONNMAN_SERVICE_STATE_ASSOCIATION) {
 872                 result = state_b;
 873                 goto done;
 874         }
 875
 876         if (state_a == CONNMAN_SERVICE_STATE_DISCONNECT) {
 877                 result = state_a;
 878                 goto done;
 879         }
 880
 881         if (state_b == CONNMAN_SERVICE_STATE_DISCONNECT) {
 882                 result = state_b;
 883                 goto done;
 884         }
 885
 886         result = CONNMAN_SERVICE_STATE_FAILURE;
 887
 888 done:
 889         return result;
 890 }
 891
 892 static bool is_connecting(enum connman_service_state state)
 893 {
 894         switch (state) {
 895         case CONNMAN_SERVICE_STATE_UNKNOWN:
 896         case CONNMAN_SERVICE_STATE_IDLE:
 897         case CONNMAN_SERVICE_STATE_FAILURE:
 898         case CONNMAN_SERVICE_STATE_DISCONNECT:
 899         case CONNMAN_SERVICE_STATE_READY:
 900         case CONNMAN_SERVICE_STATE_ONLINE:
 901                 break;
 902         case CONNMAN_SERVICE_STATE_ASSOCIATION:
 903         case CONNMAN_SERVICE_STATE_CONFIGURATION:
 904                 return true;
 905         }
 906
 907         return false;
 908 }
 909
 910 static bool is_connected(enum connman_service_state state)
 911 {
 912         switch (state) {
 913         case CONNMAN_SERVICE_STATE_UNKNOWN:
 914         case CONNMAN_SERVICE_STATE_IDLE:
 915         case CONNMAN_SERVICE_STATE_ASSOCIATION:
 916         case CONNMAN_SERVICE_STATE_CONFIGURATION:
 917         case CONNMAN_SERVICE_STATE_DISCONNECT:
 918         case CONNMAN_SERVICE_STATE_FAILURE:
 919                 break;
 920         case CONNMAN_SERVICE_STATE_READY:
 921         case CONNMAN_SERVICE_STATE_ONLINE:
 922                 return true;
 923         }
 924
 925         return false;
 926 }
 927
 928 static bool is_idle(enum connman_service_state state)
 929 {
 930         switch (state) {
 931         case CONNMAN_SERVICE_STATE_IDLE:
 932         case CONNMAN_SERVICE_STATE_DISCONNECT:
 933         case CONNMAN_SERVICE_STATE_FAILURE:
 934                 return true;
 935         case CONNMAN_SERVICE_STATE_UNKNOWN:
 936         case CONNMAN_SERVICE_STATE_ASSOCIATION:
 937         case CONNMAN_SERVICE_STATE_CONFIGURATION:
 938         case CONNMAN_SERVICE_STATE_READY:
 939         case CONNMAN_SERVICE_STATE_ONLINE:
 940                 break;
 941         }
 942
 943         return false;
 944 }
 945
 946 static int nameservers_changed_cb(void *user_data)
 947 {
 948         struct connman_service *service = user_data;
 949
 950         DBG("service %p", service);
 951
 952         service->nameservers_timeout = 0;
 953         if ((is_idle(service->state) && !service->nameservers) ||
 954                         is_connected(service->state))
 955                 dns_changed(service);
 956
 957         return FALSE;
 958 }
 959
 960 static void nameservers_changed(struct connman_service *service)
 961 {
 962         if (!service->nameservers_timeout)
 963                 service->nameservers_timeout = g_idle_add(nameservers_changed_cb,
 964                                                         service);
 965 }
 966
 967 static bool nameserver_available(struct connman_service *service,
 968                                 enum connman_ipconfig_type type,
 969                                 const char *ns)
 970 {
 971         int family;
 972
 973         family = connman_inet_check_ipaddress(ns);
 974
 975         if (family == AF_INET) {
 976                 if (type == CONNMAN_IPCONFIG_TYPE_IPV6)
 977                         return false;
 978
 979                 return is_connected(service->state_ipv4);
 980         }
 981
 982         if (family == AF_INET6) {
 983                 if (type == CONNMAN_IPCONFIG_TYPE_IPV4)
 984                         return false;
 985
 986                 return is_connected(service->state_ipv6);
 987         }
 988
 989         return false;
 990 }
 991
 992 static int searchdomain_add_all(struct connman_service *service)
 993 {
 994         int index, i = 0;
 995
 996         if (!is_connected(service->state))
 997                 return -ENOTCONN;
 998
 999         index = __connman_service_get_index(service);
1000         if (index < 0)
1001                 return -ENXIO;
1002
1003         if (service->domains) {
1004                 while (service->domains[i]) {
1005                         connman_resolver_append(index, service->domains[i],
1006                                                 NULL);
1007                         i++;
1008                 }
1009
1010                 return 0;
1011         }
1012
1013         if (service->domainname)
1014                 connman_resolver_append(index, service->domainname, NULL);
1015
1016         return 0;
1017
1018 }
1019
1020 static int searchdomain_remove_all(struct connman_service *service)
1021 {
1022         int index, i = 0;
1023
1024         if (!is_connected(service->state))
1025                 return -ENOTCONN;
1026
1027         index = __connman_service_get_index(service);
1028         if (index < 0)
1029                 return -ENXIO;
1030
1031         while (service->domains && service->domains[i]) {
1032                 connman_resolver_remove(index, service->domains[i], NULL);
1033                 i++;
1034         }
1035
1036         if (service->domainname)
1037                 connman_resolver_remove(index, service->domainname, NULL);
1038
1039         return 0;
1040 }
1041
1042 static int nameserver_add(struct connman_service *service,
1043                         enum connman_ipconfig_type type,
1044                         const char *nameserver)
1045 {
1046         int index, ret;
1047
1048         if (!nameserver_available(service, type, nameserver))
1049                 return 0;
1050
1051         index = __connman_service_get_index(service);
1052         if (index < 0)
1053                 return -ENXIO;
1054
1055         ret = connman_resolver_append(index, NULL, nameserver);
1056         if (ret >= 0)
1057                 nameservers_changed(service);
1058
1059         return ret;
1060 }
1061
1062 static int nameserver_add_all(struct connman_service *service,
1063                         enum connman_ipconfig_type type)
1064 {
1065         int i = 0;
1066
1067         if (service->nameservers_config) {
1068                 while (service->nameservers_config[i]) {
1069                         nameserver_add(service, type,
1070                                 service->nameservers_config[i]);
1071                         i++;
1072                 }
1073         } else if (service->nameservers) {
1074                 while (service->nameservers[i]) {
1075                         nameserver_add(service, type,
1076                                 service->nameservers[i]);
1077                         i++;
1078                 }
1079         }
1080
1081         if (!i)
1082                 __connman_resolver_append_fallback_nameservers();
1083
1084         searchdomain_add_all(service);
1085
1086         return 0;
1087 }
1088
1089 static int nameserver_remove(struct connman_service *service,
1090                         enum connman_ipconfig_type type,
1091                         const char *nameserver)
1092 {
1093         int index, ret;
1094
1095         if (!nameserver_available(service, type, nameserver))
1096                 return 0;
1097
1098         index = __connman_service_get_index(service);
1099         if (index < 0)
1100                 return -ENXIO;
1101
1102         ret = connman_resolver_remove(index, NULL, nameserver);
1103         if (ret >= 0)
1104                 nameservers_changed(service);
1105
1106         return ret;
1107 }
1108
1109 static int nameserver_remove_all(struct connman_service *service,
1110                                 enum connman_ipconfig_type type)
1111 {
1112         int index, i = 0;
1113
1114         index = __connman_service_get_index(service);
1115         if (index < 0)
1116                 return -ENXIO;
1117
1118         while (service->nameservers_config && service->nameservers_config[i]) {
1119
1120                 nameserver_remove(service, type,
1121                                 service->nameservers_config[i]);
1122                 i++;
1123         }
1124
1125         i = 0;
1126         while (service->nameservers && service->nameservers[i]) {
1127                 nameserver_remove(service, type, service->nameservers[i]);
1128                 i++;
1129         }
1130
1131         searchdomain_remove_all(service);
1132
1133         return 0;
1134 }
1135
1136 /*
1137  * The is_auto variable is set to true when IPv6 autoconf nameservers are
1138  * inserted to resolver via netlink message (see rtnl.c:rtnl_newnduseropt()
1139  * for details) and not through service.c
1140  */
1141 int __connman_service_nameserver_append(struct connman_service *service,
1142                                 const char *nameserver, bool is_auto)
1143 {
1144         char **nameservers;
1145         int len, i;
1146
1147         DBG("service %p nameserver %s auto %d", service, nameserver, is_auto);
1148
1149         if (!nameserver)
1150                 return -EINVAL;
1151
1152         if (is_auto)
1153                 nameservers = service->nameservers_auto;
1154         else
1155                 nameservers = service->nameservers;
1156
1157         if (nameservers) {
1158                 for (i = 0; nameservers[i]; i++) {
1159                         if (g_strcmp0(nameservers[i], nameserver) == 0)
1160                                 return -EEXIST;
1161                 }
1162
1163                 len = g_strv_length(nameservers);
1164                 nameservers = g_try_renew(char *, nameservers, len + 2);
1165         } else {
1166                 len = 0;
1167                 nameservers = g_try_new0(char *, len + 2);
1168         }
1169
1170         if (!nameservers)
1171                 return -ENOMEM;
1172
1173         nameservers[len] = g_strdup(nameserver);
1174         nameservers[len + 1] = NULL;
1175
1176         if (is_auto) {
1177                 service->nameservers_auto = nameservers;
1178         } else {
1179                 service->nameservers = nameservers;
1180                 nameserver_add(service, CONNMAN_IPCONFIG_TYPE_ALL, nameserver);
1181         }
1182
1183         nameservers_changed(service);
1184
1185         searchdomain_add_all(service);
1186
1187         return 0;
1188 }
1189
1190 int __connman_service_nameserver_remove(struct connman_service *service,
1191                                 const char *nameserver, bool is_auto)
1192 {
1193         char **servers, **nameservers;
1194         bool found = false;
1195         int len, i, j;
1196
1197         DBG("service %p nameserver %s auto %d", service, nameserver, is_auto);
1198
1199         if (!nameserver)
1200                 return -EINVAL;
1201
1202         if (is_auto)
1203                 nameservers = service->nameservers_auto;
1204         else
1205                 nameservers = service->nameservers;
1206
1207         if (!nameservers)
1208                 return 0;
1209
1210         for (i = 0; nameservers[i]; i++)
1211                 if (g_strcmp0(nameservers[i], nameserver) == 0) {
1212                         found = true;
1213                         break;
1214                 }
1215
1216         if (!found)
1217                 return 0;
1218
1219         len = g_strv_length(nameservers);
1220
1221         if (len == 1) {
1222                 servers = NULL;
1223                 goto set_servers;
1224         }
1225
1226         servers = g_try_new0(char *, len);
1227         if (!servers)
1228                 return -ENOMEM;
1229
1230         for (i = 0, j = 0; i < len; i++) {
1231                 if (g_strcmp0(nameservers[i], nameserver)) {
1232                         servers[j] = nameservers[i];
1233                         j++;
1234                 } else
1235                         g_free(nameservers[i]);
1236
1237                 nameservers[i] = NULL;
1238         }
1239         servers[len - 1] = NULL;
1240
1241 set_servers:
1242         g_strfreev(nameservers);
1243         nameservers = servers;
1244
1245         if (is_auto) {
1246                 service->nameservers_auto = nameservers;
1247         } else {
1248                 service->nameservers = nameservers;
1249                 nameserver_remove(service, CONNMAN_IPCONFIG_TYPE_ALL,
1250                                 nameserver);
1251         }
1252
1253         return 0;
1254 }
1255
1256 void __connman_service_nameserver_clear(struct connman_service *service)
1257 {
1258         nameserver_remove_all(service, CONNMAN_IPCONFIG_TYPE_ALL);
1259
1260         g_strfreev(service->nameservers);
1261         service->nameservers = NULL;
1262
1263         nameserver_add_all(service, CONNMAN_IPCONFIG_TYPE_ALL);
1264 }
1265
1266 static void add_nameserver_route(int family, int index, char *nameserver,
1267                                 const char *gw)
1268 {
1269         switch (family) {
1270         case AF_INET:
1271                 if (connman_inet_compare_subnet(index, nameserver))
1272                         break;
1273
1274                 if (connman_inet_add_host_route(index, nameserver, gw) < 0)
1275                         /* For P-t-P link the above route add will fail */
1276                         connman_inet_add_host_route(index, nameserver, NULL);
1277                 break;
1278
1279         case AF_INET6:
1280                 if (connman_inet_add_ipv6_host_route(index, nameserver,
1281                                                                 gw) < 0)
1282                         connman_inet_add_ipv6_host_route(index, nameserver,
1283                                                         NULL);
1284                 break;
1285         }
1286 }
1287
1288 static void nameserver_add_routes(int index, char **nameservers,
1289                                         const char *gw)
1290 {
1291         int i, ns_family, gw_family;
1292
1293         gw_family = connman_inet_check_ipaddress(gw);
1294         if (gw_family < 0)
1295                 return;
1296
1297         for (i = 0; nameservers[i]; i++) {
1298                 ns_family = connman_inet_check_ipaddress(nameservers[i]);
1299                 if (ns_family < 0 || ns_family != gw_family)
1300                         continue;
1301
1302                 add_nameserver_route(ns_family, index, nameservers[i], gw);
1303         }
1304 }
1305
1306 static void nameserver_del_routes(int index, char **nameservers,
1307                                 enum connman_ipconfig_type type)
1308 {
1309         int i, family;
1310
1311         for (i = 0; nameservers[i]; i++) {
1312                 family = connman_inet_check_ipaddress(nameservers[i]);
1313                 if (family < 0)
1314                         continue;
1315
1316                 switch (family) {
1317                 case AF_INET:
1318                         if (type != CONNMAN_IPCONFIG_TYPE_IPV6)
1319                                 connman_inet_del_host_route(index,
1320                                                         nameservers[i]);
1321                         break;
1322                 case AF_INET6:
1323                         if (type != CONNMAN_IPCONFIG_TYPE_IPV4)
1324                                 connman_inet_del_ipv6_host_route(index,
1325                                                         nameservers[i]);
1326                         break;
1327                 }
1328         }
1329 }
1330
1331 void __connman_service_nameserver_add_routes(struct connman_service *service,
1332                                                 const char *gw)
1333 {
1334         int index;
1335
1336         if (!service)
1337                 return;
1338
1339         index = __connman_service_get_index(service);
1340
1341         if (service->nameservers_config) {
1342                 /*
1343                  * Configured nameserver takes preference over the
1344                  * discoverd nameserver gathered from DHCP, VPN, etc.
1345                  */
1346                 nameserver_add_routes(index, service->nameservers_config, gw);
1347         } else if (service->nameservers) {
1348                 /*
1349                  * We add nameservers host routes for nameservers that
1350                  * are not on our subnet. For those who are, the subnet
1351                  * route will be installed by the time the dns proxy code
1352                  * tries to reach them. The subnet route is installed
1353                  * when setting the interface IP address.
1354                  */
1355                 nameserver_add_routes(index, service->nameservers, gw);
1356         }
1357 }
1358
1359 void __connman_service_nameserver_del_routes(struct connman_service *service,
1360                                         enum connman_ipconfig_type type)
1361 {
1362         int index;
1363
1364         if (!service)
1365                 return;
1366
1367         index = __connman_service_get_index(service);
1368
1369         if (service->nameservers_config)
1370                 nameserver_del_routes(index, service->nameservers_config,
1371                                         type);
1372         else if (service->nameservers)
1373                 nameserver_del_routes(index, service->nameservers, type);
1374 }
1375
1376 static bool check_proxy_setup(struct connman_service *service)
1377 {
1378         /*
1379          * We start WPAD if we haven't got a PAC URL from DHCP and
1380          * if our proxy manual configuration is either empty or set
1381          * to AUTO with an empty URL.
1382          */
1383
1384         if (service->proxy != CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN)
1385                 return true;
1386
1387         if (service->proxy_config != CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN &&
1388                 (service->proxy_config != CONNMAN_SERVICE_PROXY_METHOD_AUTO ||
1389                         service->pac))
1390                 return true;
1391
1392         if (__connman_wpad_start(service) < 0) {
1393                 service->proxy = CONNMAN_SERVICE_PROXY_METHOD_DIRECT;
1394                 __connman_notifier_proxy_changed(service);
1395                 return true;
1396         }
1397
1398         return false;
1399 }
1400
1401 static void cancel_online_check(struct connman_service *service)
1402 {
1403         if (service->online_timeout == 0)
1404                 return;
1405
1406         g_source_remove(service->online_timeout);
1407         service->online_timeout = 0;
1408         connman_service_unref(service);
1409 }
1410
1411 static void start_online_check(struct connman_service *service,
1412                                 enum connman_ipconfig_type type)
1413 {
1414         if (!connman_setting_get_bool("EnableOnlineCheck")) {
1415                 connman_info("Online check disabled. "
1416                         "Default service remains in READY state.");
1417                 return;
1418         }
1419
1420         if (type != CONNMAN_IPCONFIG_TYPE_IPV4 || check_proxy_setup(service)) {
1421                 cancel_online_check(service);
1422                 __connman_service_wispr_start(service, type);
1423         }
1424 }
1425
1426 static void address_updated(struct connman_service *service,
1427                         enum connman_ipconfig_type type)
1428 {
1429         if (is_connected(service->state) &&
1430                         service == connman_service_get_default()) {
1431                 nameserver_remove_all(service, type);
1432                 nameserver_add_all(service, type);
1433                 start_online_check(service, type);
1434
1435                 __connman_timeserver_sync(service);
1436         }
1437 }
1438
1439 static struct connman_stats *stats_get(struct connman_service *service)
1440 {
1441         if (service->roaming)
1442                 return &service->stats_roaming;
1443         else
1444                 return &service->stats;
1445 }
1446
1447 static bool stats_enabled(struct connman_service *service)
1448 {
1449         struct connman_stats *stats = stats_get(service);
1450
1451         return stats->enabled;
1452 }
1453
1454 static void stats_start(struct connman_service *service)
1455 {
1456         struct connman_stats *stats = stats_get(service);
1457
1458         DBG("service %p", service);
1459
1460         if (!stats->timer)
1461                 return;
1462
1463         stats->enabled = true;
1464         stats->data_last.time = stats->data.time;
1465
1466         g_timer_start(stats->timer);
1467 }
1468
1469 static void stats_stop(struct connman_service *service)
1470 {
1471         struct connman_stats *stats = stats_get(service);
1472         unsigned int seconds;
1473
1474         DBG("service %p", service);
1475
1476         if (!stats->timer)
1477                 return;
1478
1479         if (!stats->enabled)
1480                 return;
1481
1482         g_timer_stop(stats->timer);
1483
1484         seconds = g_timer_elapsed(stats->timer, NULL);
1485         stats->data.time = stats->data_last.time + seconds;
1486
1487         stats->enabled = false;
1488 }
1489
1490 static void reset_stats(struct connman_service *service)
1491 {
1492         DBG("service %p", service);
1493
1494         /* home */
1495         service->stats.valid = false;
1496
1497         service->stats.data.rx_packets = 0;
1498         service->stats.data.tx_packets = 0;
1499         service->stats.data.rx_bytes = 0;
1500         service->stats.data.tx_bytes = 0;
1501         service->stats.data.rx_errors = 0;
1502         service->stats.data.tx_errors = 0;
1503         service->stats.data.rx_dropped = 0;
1504         service->stats.data.tx_dropped = 0;
1505         service->stats.data.time = 0;
1506         service->stats.data_last.time = 0;
1507
1508         g_timer_reset(service->stats.timer);
1509
1510         /* roaming */
1511         service->stats_roaming.valid = false;
1512
1513         service->stats_roaming.data.rx_packets = 0;
1514         service->stats_roaming.data.tx_packets = 0;
1515         service->stats_roaming.data.rx_bytes = 0;
1516         service->stats_roaming.data.tx_bytes = 0;
1517         service->stats_roaming.data.rx_errors = 0;
1518         service->stats_roaming.data.tx_errors = 0;
1519         service->stats_roaming.data.rx_dropped = 0;
1520         service->stats_roaming.data.tx_dropped = 0;
1521         service->stats_roaming.data.time = 0;
1522         service->stats_roaming.data_last.time = 0;
1523
1524         g_timer_reset(service->stats_roaming.timer);
1525 }
1526
1527 struct connman_service *connman_service_get_default(void)
1528 {
1529         struct connman_service *service;
1530
1531         if (!service_list)
1532                 return NULL;
1533
1534         service = service_list->data;
1535
1536         if (!is_connected(service->state))
1537                 return NULL;
1538
1539         return service;
1540 }
1541
1542 bool __connman_service_index_is_default(int index)
1543 {
1544         struct connman_service *service;
1545
1546         if (index < 0)
1547                 return false;
1548
1549         service = connman_service_get_default();
1550
1551         return __connman_service_get_index(service) == index;
1552 }
1553
1554 static void default_changed(void)
1555 {
1556         struct connman_service *service = connman_service_get_default();
1557
1558         if (service == current_default)
1559                 return;
1560
1561         DBG("current default %p %s", current_default,
1562                 current_default ? current_default->identifier : "");
1563         DBG("new default %p %s", service, service ? service->identifier : "");
1564
1565         __connman_service_timeserver_changed(current_default, NULL);
1566
1567         current_default = service;
1568
1569         if (service) {
1570                 if (service->hostname &&
1571                                 connman_setting_get_bool("AllowHostnameUpdates"))
1572                         __connman_utsname_set_hostname(service->hostname);
1573
1574                 if (service->domainname &&
1575                                 connman_setting_get_bool("AllowDomainnameUpdates"))
1576                         __connman_utsname_set_domainname(service->domainname);
1577
1578                 /*
1579                  * Connect VPN automatically when new default service
1580                  * is set and connected, unless new default is VPN
1581                  */
1582                 if (is_connected(service->state) &&
1583                                 service->type != CONNMAN_SERVICE_TYPE_VPN) {
1584                         DBG("running vpn_auto_connect");
1585                         vpn_auto_connect();
1586                 }
1587         }
1588
1589         __connman_notifier_default_changed(service);
1590 }
1591
1592 static void state_changed(struct connman_service *service)
1593 {
1594         const char *str;
1595
1596         __connman_notifier_service_state_changed(service, service->state);
1597
1598         str = state2string(service->state);
1599         if (!str)
1600                 return;
1601
1602         if (!allow_property_changed(service))
1603                 return;
1604
1605         connman_dbus_property_changed_basic(service->path,
1606                                 CONNMAN_SERVICE_INTERFACE, "State",
1607                                                 DBUS_TYPE_STRING, &str);
1608 }
1609
1610 static void strength_changed(struct connman_service *service)
1611 {
1612         if (service->strength == 0)
1613                 return;
1614
1615         if (!allow_property_changed(service))
1616                 return;
1617
1618         connman_dbus_property_changed_basic(service->path,
1619                                 CONNMAN_SERVICE_INTERFACE, "Strength",
1620                                         DBUS_TYPE_BYTE, &service->strength);
1621 }
1622
1623 static void favorite_changed(struct connman_service *service)
1624 {
1625         dbus_bool_t favorite;
1626
1627         if (!service->path)
1628                 return;
1629
1630         if (!allow_property_changed(service))
1631                 return;
1632
1633         favorite = service->favorite;
1634         connman_dbus_property_changed_basic(service->path,
1635                                 CONNMAN_SERVICE_INTERFACE, "Favorite",
1636                                         DBUS_TYPE_BOOLEAN, &favorite);
1637 }
1638
1639 static void immutable_changed(struct connman_service *service)
1640 {
1641         dbus_bool_t immutable;
1642
1643         if (!service->path)
1644                 return;
1645
1646         if (!allow_property_changed(service))
1647                 return;
1648
1649         immutable = service->immutable;
1650         connman_dbus_property_changed_basic(service->path,
1651                                 CONNMAN_SERVICE_INTERFACE, "Immutable",
1652                                         DBUS_TYPE_BOOLEAN, &immutable);
1653 }
1654
1655 static void roaming_changed(struct connman_service *service)
1656 {
1657         dbus_bool_t roaming;
1658
1659         if (!service->path)
1660                 return;
1661
1662         if (!allow_property_changed(service))
1663                 return;
1664
1665         roaming = service->roaming;
1666         connman_dbus_property_changed_basic(service->path,
1667                                 CONNMAN_SERVICE_INTERFACE, "Roaming",
1668                                         DBUS_TYPE_BOOLEAN, &roaming);
1669 }
1670
1671 static void autoconnect_changed(struct connman_service *service)
1672 {
1673         dbus_bool_t autoconnect;
1674
1675         if (!service->path)
1676                 return;
1677
1678         if (!allow_property_changed(service))
1679                 return;
1680
1681         autoconnect = service->autoconnect;
1682         connman_dbus_property_changed_basic(service->path,
1683                                 CONNMAN_SERVICE_INTERFACE, "AutoConnect",
1684                                 DBUS_TYPE_BOOLEAN, &autoconnect);
1685 }
1686
1687 bool connman_service_set_autoconnect(struct connman_service *service,
1688                                                         bool autoconnect)
1689 {
1690         if (service->autoconnect == autoconnect)
1691                 return false;
1692
1693         service->autoconnect = autoconnect;
1694         autoconnect_changed(service);
1695
1696         return true;
1697 }
1698
1699 static void append_security(DBusMessageIter *iter, void *user_data)
1700 {
1701         struct connman_service *service = user_data;
1702         const char *str;
1703
1704         str = security2string(service->security);
1705         if (str)
1706                 dbus_message_iter_append_basic(iter,
1707                                 DBUS_TYPE_STRING, &str);
1708
1709         /*
1710          * Some access points incorrectly advertise WPS even when they
1711          * are configured as open or no security, so filter
1712          * appropriately.
1713          */
1714         if (service->wps) {
1715                 switch (service->security) {
1716                 case CONNMAN_SERVICE_SECURITY_PSK:
1717                 case CONNMAN_SERVICE_SECURITY_WPA:
1718                 case CONNMAN_SERVICE_SECURITY_RSN:
1719                         str = "wps";
1720                         dbus_message_iter_append_basic(iter,
1721                                                 DBUS_TYPE_STRING, &str);
1722                         break;
1723                 case CONNMAN_SERVICE_SECURITY_UNKNOWN:
1724                 case CONNMAN_SERVICE_SECURITY_NONE:
1725                 case CONNMAN_SERVICE_SECURITY_WEP:
1726                 case CONNMAN_SERVICE_SECURITY_8021X:
1727                         break;
1728                 }
1729
1730                 if (service->wps_advertizing) {
1731                         str = "wps_advertising";
1732                         dbus_message_iter_append_basic(iter,
1733                                                 DBUS_TYPE_STRING, &str);
1734                 }
1735         }
1736 }
1737
1738 static void security_changed(struct connman_service *service)
1739 {
1740         if (!service->path)
1741                 return;
1742
1743         if (!allow_property_changed(service))
1744                 return;
1745
1746         connman_dbus_property_changed_array(service->path,
1747                                 CONNMAN_SERVICE_INTERFACE, "Security",
1748                                 DBUS_TYPE_STRING, append_security, service);
1749 }
1750
1751 static void append_ethernet(DBusMessageIter *iter, void *user_data)
1752 {
1753         struct connman_service *service = user_data;
1754
1755         if (service->ipconfig_ipv4)
1756                 __connman_ipconfig_append_ethernet(service->ipconfig_ipv4,
1757                                                                         iter);
1758         else if (service->ipconfig_ipv6)
1759                 __connman_ipconfig_append_ethernet(service->ipconfig_ipv6,
1760                                                                         iter);
1761 }
1762
1763 static void append_ipv4(DBusMessageIter *iter, void *user_data)
1764 {
1765         struct connman_service *service = user_data;
1766
1767         if (!is_connected(service->state_ipv4))
1768                 return;
1769
1770         if (service->ipconfig_ipv4)
1771                 __connman_ipconfig_append_ipv4(service->ipconfig_ipv4, iter);
1772 }
1773
1774 static void append_ipv6(DBusMessageIter *iter, void *user_data)
1775 {
1776         struct connman_service *service = user_data;
1777
1778         if (!is_connected(service->state_ipv6))
1779                 return;
1780
1781         if (service->ipconfig_ipv6)
1782                 __connman_ipconfig_append_ipv6(service->ipconfig_ipv6, iter,
1783                                                 service->ipconfig_ipv4);
1784 }
1785
1786 static void append_ipv4config(DBusMessageIter *iter, void *user_data)
1787 {
1788         struct connman_service *service = user_data;
1789
1790         if (service->ipconfig_ipv4)
1791                 __connman_ipconfig_append_ipv4config(service->ipconfig_ipv4,
1792                                                         iter);
1793 }
1794
1795 static void append_ipv6config(DBusMessageIter *iter, void *user_data)
1796 {
1797         struct connman_service *service = user_data;
1798
1799         if (service->ipconfig_ipv6)
1800                 __connman_ipconfig_append_ipv6config(service->ipconfig_ipv6,
1801                                                         iter);
1802 }
1803
1804 static void append_nameservers(DBusMessageIter *iter,
1805                 struct connman_service *service, char **servers)
1806 {
1807         int i;
1808         bool available = true;
1809
1810         for (i = 0; servers[i]; i++) {
1811                 if (service)
1812                         available = nameserver_available(service,
1813                                                 CONNMAN_IPCONFIG_TYPE_ALL,
1814                                                 servers[i]);
1815
1816                 if (available)
1817                         dbus_message_iter_append_basic(iter,
1818                                         DBUS_TYPE_STRING, &servers[i]);
1819         }
1820 }
1821
1822 static void append_dns(DBusMessageIter *iter, void *user_data)
1823 {
1824         struct connman_service *service = user_data;
1825
1826         if (!is_connected(service->state))
1827                 return;
1828
1829         if (service->nameservers_config) {
1830                 append_nameservers(iter, service, service->nameservers_config);
1831                 return;
1832         } else {
1833                 if (service->nameservers)
1834                         append_nameservers(iter, service,
1835                                         service->nameservers);
1836
1837                 if (service->nameservers_auto)
1838                         append_nameservers(iter, service,
1839                                         service->nameservers_auto);
1840
1841                 if (!service->nameservers && !service->nameservers_auto) {
1842                         char **ns;
1843
1844                         DBG("append fallback nameservers");
1845
1846                         ns = connman_setting_get_string_list("FallbackNameservers");
1847                         if (ns)
1848                                 append_nameservers(iter, service, ns);
1849                 }
1850         }
1851 }
1852
1853 static void append_dnsconfig(DBusMessageIter *iter, void *user_data)
1854 {
1855         struct connman_service *service = user_data;
1856
1857         if (!service->nameservers_config)
1858                 return;
1859
1860         append_nameservers(iter, NULL, service->nameservers_config);
1861 }
1862
1863 static void append_ts(DBusMessageIter *iter, void *user_data)
1864 {
1865         GSList *list = user_data;
1866
1867         while (list) {
1868                 char *timeserver = list->data;
1869
1870                 if (timeserver)
1871                         dbus_message_iter_append_basic(iter, DBUS_TYPE_STRING,
1872                                         &timeserver);
1873
1874                 list = g_slist_next(list);
1875         }
1876 }
1877
1878 static void append_tsconfig(DBusMessageIter *iter, void *user_data)
1879 {
1880         struct connman_service *service = user_data;
1881         int i;
1882
1883         if (!service->timeservers_config)
1884                 return;
1885
1886         for (i = 0; service->timeservers_config[i]; i++) {
1887                 dbus_message_iter_append_basic(iter,
1888                                 DBUS_TYPE_STRING,
1889                                 &service->timeservers_config[i]);
1890         }
1891 }
1892
1893 static void append_domainconfig(DBusMessageIter *iter, void *user_data)
1894 {
1895         struct connman_service *service = user_data;
1896         int i;
1897
1898         if (!service->domains)
1899                 return;
1900
1901         for (i = 0; service->domains[i]; i++)
1902                 dbus_message_iter_append_basic(iter,
1903                                 DBUS_TYPE_STRING, &service->domains[i]);
1904 }
1905
1906 static void append_domain(DBusMessageIter *iter, void *user_data)
1907 {
1908         struct connman_service *service = user_data;
1909
1910         if (!is_connected(service->state) &&
1911                                 !is_connecting(service->state))
1912                 return;
1913
1914         if (service->domains)
1915                 append_domainconfig(iter, user_data);
1916         else if (service->domainname)
1917                 dbus_message_iter_append_basic(iter,
1918                                 DBUS_TYPE_STRING, &service->domainname);
1919 }
1920
1921 static void append_proxies(DBusMessageIter *iter, void *user_data)
1922 {
1923         struct connman_service *service = user_data;
1924         int i;
1925
1926         if (!service->proxies)
1927                 return;
1928
1929         for (i = 0; service->proxies[i]; i++)
1930                 dbus_message_iter_append_basic(iter,
1931                                 DBUS_TYPE_STRING, &service->proxies[i]);
1932 }
1933
1934 static void append_excludes(DBusMessageIter *iter, void *user_data)
1935 {
1936         struct connman_service *service = user_data;
1937         int i;
1938
1939         if (!service->excludes)
1940                 return;
1941
1942         for (i = 0; service->excludes[i]; i++)
1943                 dbus_message_iter_append_basic(iter,
1944                                 DBUS_TYPE_STRING, &service->excludes[i]);
1945 }
1946
1947 static void append_proxy(DBusMessageIter *iter, void *user_data)
1948 {
1949         struct connman_service *service = user_data;
1950         enum connman_service_proxy_method proxy;
1951         const char *pac = NULL;
1952         const char *method = proxymethod2string(
1953                 CONNMAN_SERVICE_PROXY_METHOD_DIRECT);
1954
1955         if (!is_connected(service->state))
1956                 return;
1957
1958         proxy = connman_service_get_proxy_method(service);
1959
1960         switch (proxy) {
1961         case CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN:
1962                 return;
1963         case CONNMAN_SERVICE_PROXY_METHOD_DIRECT:
1964                 goto done;
1965         case CONNMAN_SERVICE_PROXY_METHOD_MANUAL:
1966                 connman_dbus_dict_append_array(iter, "Servers",
1967                                         DBUS_TYPE_STRING, append_proxies,
1968                                         service);
1969
1970                 connman_dbus_dict_append_array(iter, "Excludes",
1971                                         DBUS_TYPE_STRING, append_excludes,
1972                                         service);
1973                 break;
1974         case CONNMAN_SERVICE_PROXY_METHOD_AUTO:
1975                 /* Maybe DHCP, or WPAD,  has provided an url for a pac file */
1976                 if (service->ipconfig_ipv4)
1977                         pac = __connman_ipconfig_get_proxy_autoconfig(
1978                                 service->ipconfig_ipv4);
1979                 else if (service->ipconfig_ipv6)
1980                         pac = __connman_ipconfig_get_proxy_autoconfig(
1981                                 service->ipconfig_ipv6);
1982
1983                 if (!service->pac && !pac)
1984                         goto done;
1985
1986                 if (service->pac)
1987                         pac = service->pac;
1988
1989                 connman_dbus_dict_append_basic(iter, "URL",
1990                                         DBUS_TYPE_STRING, &pac);
1991                 break;
1992         }
1993
1994         method = proxymethod2string(proxy);
1995
1996 done:
1997         connman_dbus_dict_append_basic(iter, "Method",
1998                                         DBUS_TYPE_STRING, &method);
1999 }
2000
2001 static void append_proxyconfig(DBusMessageIter *iter, void *user_data)
2002 {
2003         struct connman_service *service = user_data;
2004         const char *method;
2005
2006         if (service->proxy_config == CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN)
2007                 return;
2008
2009         switch (service->proxy_config) {
2010         case CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN:
2011                 return;
2012         case CONNMAN_SERVICE_PROXY_METHOD_DIRECT:
2013                 break;
2014         case CONNMAN_SERVICE_PROXY_METHOD_MANUAL:
2015                 if (service->proxies)
2016                         connman_dbus_dict_append_array(iter, "Servers",
2017                                                 DBUS_TYPE_STRING,
2018                                                 append_proxies, service);
2019
2020                 if (service->excludes)
2021                         connman_dbus_dict_append_array(iter, "Excludes",
2022                                                 DBUS_TYPE_STRING,
2023                                                 append_excludes, service);
2024                 break;
2025         case CONNMAN_SERVICE_PROXY_METHOD_AUTO:
2026                 if (service->pac)
2027                         connman_dbus_dict_append_basic(iter, "URL",
2028                                         DBUS_TYPE_STRING, &service->pac);
2029                 break;
2030         }
2031
2032         method = proxymethod2string(service->proxy_config);
2033
2034         connman_dbus_dict_append_basic(iter, "Method",
2035                                 DBUS_TYPE_STRING, &method);
2036 }
2037
2038 static void append_provider(DBusMessageIter *iter, void *user_data)
2039 {
2040         struct connman_service *service = user_data;
2041
2042         if (!is_connected(service->state))
2043                 return;
2044
2045         if (service->provider)
2046                 __connman_provider_append_properties(service->provider, iter);
2047 }
2048
2049
2050 static void settings_changed(struct connman_service *service,
2051                                 struct connman_ipconfig *ipconfig)
2052 {
2053         enum connman_ipconfig_type type;
2054
2055         type = __connman_ipconfig_get_config_type(ipconfig);
2056
2057         __connman_notifier_ipconfig_changed(service, ipconfig);
2058
2059         if (!allow_property_changed(service))
2060                 return;
2061
2062         if (type == CONNMAN_IPCONFIG_TYPE_IPV4)
2063                 connman_dbus_property_changed_dict(service->path,
2064                                         CONNMAN_SERVICE_INTERFACE, "IPv4",
2065                                         append_ipv4, service);
2066         else if (type == CONNMAN_IPCONFIG_TYPE_IPV6)
2067                 connman_dbus_property_changed_dict(service->path,
2068                                         CONNMAN_SERVICE_INTERFACE, "IPv6",
2069                                         append_ipv6, service);
2070 }
2071
2072 static void ipv4_configuration_changed(struct connman_service *service)
2073 {
2074         if (!allow_property_changed(service))
2075                 return;
2076
2077         connman_dbus_property_changed_dict(service->path,
2078                                         CONNMAN_SERVICE_INTERFACE,
2079                                                         "IPv4.Configuration",
2080                                                         append_ipv4config,
2081                                                         service);
2082 }
2083
2084 void __connman_service_notify_ipv4_configuration(
2085                                         struct connman_service *service)
2086 {
2087         if (!service)
2088                 return;
2089
2090         ipv4_configuration_changed(service);
2091 }
2092
2093 static void ipv6_configuration_changed(struct connman_service *service)
2094 {
2095         if (!allow_property_changed(service))
2096                 return;
2097
2098         connman_dbus_property_changed_dict(service->path,
2099                                         CONNMAN_SERVICE_INTERFACE,
2100                                                         "IPv6.Configuration",
2101                                                         append_ipv6config,
2102                                                         service);
2103 }
2104
2105 static void dns_changed(struct connman_service *service)
2106 {
2107         if (!allow_property_changed(service))
2108                 return;
2109
2110         connman_dbus_property_changed_array(service->path,
2111                                 CONNMAN_SERVICE_INTERFACE, "Nameservers",
2112                                         DBUS_TYPE_STRING, append_dns, service);
2113 }
2114
2115 static void dns_configuration_changed(struct connman_service *service)
2116 {
2117         if (!allow_property_changed(service))
2118                 return;
2119
2120         connman_dbus_property_changed_array(service->path,
2121                                 CONNMAN_SERVICE_INTERFACE,
2122                                 "Nameservers.Configuration",
2123                                 DBUS_TYPE_STRING, append_dnsconfig, service);
2124
2125         dns_changed(service);
2126 }
2127
2128 static void domain_changed(struct connman_service *service)
2129 {
2130         if (!allow_property_changed(service))
2131                 return;
2132
2133         connman_dbus_property_changed_array(service->path,
2134                                 CONNMAN_SERVICE_INTERFACE, "Domains",
2135                                 DBUS_TYPE_STRING, append_domain, service);
2136 }
2137
2138 static void domain_configuration_changed(struct connman_service *service)
2139 {
2140         if (!allow_property_changed(service))
2141                 return;
2142
2143         connman_dbus_property_changed_array(service->path,
2144                                 CONNMAN_SERVICE_INTERFACE,
2145                                 "Domains.Configuration",
2146                                 DBUS_TYPE_STRING, append_domainconfig, service);
2147 }
2148
2149 static void proxy_changed(struct connman_service *service)
2150 {
2151         if (!allow_property_changed(service))
2152                 return;
2153
2154         connman_dbus_property_changed_dict(service->path,
2155                                         CONNMAN_SERVICE_INTERFACE, "Proxy",
2156                                                         append_proxy, service);
2157 }
2158
2159 static void proxy_configuration_changed(struct connman_service *service)
2160 {
2161         if (!allow_property_changed(service))
2162                 return;
2163
2164         connman_dbus_property_changed_dict(service->path,
2165                         CONNMAN_SERVICE_INTERFACE, "Proxy.Configuration",
2166                                                 append_proxyconfig, service);
2167
2168         proxy_changed(service);
2169 }
2170
2171 static void mdns_changed(struct connman_service *service)
2172 {
2173         dbus_bool_t mdns = service->mdns;
2174
2175         if (!allow_property_changed(service))
2176                 return;
2177
2178         connman_dbus_property_changed_basic(service->path,
2179                         CONNMAN_SERVICE_INTERFACE, "mDNS", DBUS_TYPE_BOOLEAN,
2180                         &mdns);
2181 }
2182
2183 static void mdns_configuration_changed(struct connman_service *service)
2184 {
2185         dbus_bool_t mdns_config = service->mdns_config;
2186
2187         if (!allow_property_changed(service))
2188                 return;
2189
2190         connman_dbus_property_changed_basic(service->path,
2191                         CONNMAN_SERVICE_INTERFACE, "mDNS.Configuration",
2192                         DBUS_TYPE_BOOLEAN, &mdns_config);
2193 }
2194
2195 static int set_mdns(struct connman_service *service,
2196                         bool enabled)
2197 {
2198         int result;
2199
2200         result = __connman_resolver_set_mdns(
2201                         __connman_service_get_index(service), enabled);
2202
2203         if (result == 0) {
2204                 if (service->mdns != enabled) {
2205                         service->mdns = enabled;
2206                         mdns_changed(service);
2207                 }
2208         }
2209
2210         return result;
2211 }
2212
2213 static void timeservers_configuration_changed(struct connman_service *service)
2214 {
2215         if (!allow_property_changed(service))
2216                 return;
2217
2218         connman_dbus_property_changed_array(service->path,
2219                         CONNMAN_SERVICE_INTERFACE,
2220                         "Timeservers.Configuration",
2221                         DBUS_TYPE_STRING,
2222                         append_tsconfig, service);
2223 }
2224
2225 static void link_changed(struct connman_service *service)
2226 {
2227         if (!allow_property_changed(service))
2228                 return;
2229
2230         connman_dbus_property_changed_dict(service->path,
2231                                         CONNMAN_SERVICE_INTERFACE, "Ethernet",
2232                                                 append_ethernet, service);
2233 }
2234
2235 static void stats_append_counters(DBusMessageIter *dict,
2236                         struct connman_stats_data *stats,
2237                         struct connman_stats_data *counters,
2238                         bool append_all)
2239 {
2240         if (counters->rx_packets != stats->rx_packets || append_all) {
2241                 counters->rx_packets = stats->rx_packets;
2242                 connman_dbus_dict_append_basic(dict, "RX.Packets",
2243                                         DBUS_TYPE_UINT32, &stats->rx_packets);
2244         }
2245
2246         if (counters->tx_packets != stats->tx_packets || append_all) {
2247                 counters->tx_packets = stats->tx_packets;
2248                 connman_dbus_dict_append_basic(dict, "TX.Packets",
2249                                         DBUS_TYPE_UINT32, &stats->tx_packets);
2250         }
2251
2252         if (counters->rx_bytes != stats->rx_bytes || append_all) {
2253                 counters->rx_bytes = stats->rx_bytes;
2254                 connman_dbus_dict_append_basic(dict, "RX.Bytes",
2255                                         DBUS_TYPE_UINT32, &stats->rx_bytes);
2256         }
2257
2258         if (counters->tx_bytes != stats->tx_bytes || append_all) {
2259                 counters->tx_bytes = stats->tx_bytes;
2260                 connman_dbus_dict_append_basic(dict, "TX.Bytes",
2261                                         DBUS_TYPE_UINT32, &stats->tx_bytes);
2262         }
2263
2264         if (counters->rx_errors != stats->rx_errors || append_all) {
2265                 counters->rx_errors = stats->rx_errors;
2266                 connman_dbus_dict_append_basic(dict, "RX.Errors",
2267                                         DBUS_TYPE_UINT32, &stats->rx_errors);
2268         }
2269
2270         if (counters->tx_errors != stats->tx_errors || append_all) {
2271                 counters->tx_errors = stats->tx_errors;
2272                 connman_dbus_dict_append_basic(dict, "TX.Errors",
2273                                         DBUS_TYPE_UINT32, &stats->tx_errors);
2274         }
2275
2276         if (counters->rx_dropped != stats->rx_dropped || append_all) {
2277                 counters->rx_dropped = stats->rx_dropped;
2278                 connman_dbus_dict_append_basic(dict, "RX.Dropped",
2279                                         DBUS_TYPE_UINT32, &stats->rx_dropped);
2280         }
2281
2282         if (counters->tx_dropped != stats->tx_dropped || append_all) {
2283                 counters->tx_dropped = stats->tx_dropped;
2284                 connman_dbus_dict_append_basic(dict, "TX.Dropped",
2285                                         DBUS_TYPE_UINT32, &stats->tx_dropped);
2286         }
2287
2288         if (counters->time != stats->time || append_all) {
2289                 counters->time = stats->time;
2290                 connman_dbus_dict_append_basic(dict, "Time",
2291                                         DBUS_TYPE_UINT32, &stats->time);
2292         }
2293 }
2294
2295 static void stats_append(struct connman_service *service,
2296                                 const char *counter,
2297                                 struct connman_stats_counter *counters,
2298                                 bool append_all)
2299 {
2300         DBusMessageIter array, dict;
2301         DBusMessage *msg;
2302
2303         DBG("service %p counter %s", service, counter);
2304
2305         msg = dbus_message_new(DBUS_MESSAGE_TYPE_METHOD_CALL);
2306         if (!msg)
2307                 return;
2308
2309         dbus_message_append_args(msg, DBUS_TYPE_OBJECT_PATH,
2310                                 &service->path, DBUS_TYPE_INVALID);
2311
2312         dbus_message_iter_init_append(msg, &array);
2313
2314         /* home counter */
2315         connman_dbus_dict_open(&array, &dict);
2316
2317         stats_append_counters(&dict, &service->stats.data,
2318                                 &counters->stats.data, append_all);
2319
2320         connman_dbus_dict_close(&array, &dict);
2321
2322         /* roaming counter */
2323         connman_dbus_dict_open(&array, &dict);
2324
2325         stats_append_counters(&dict, &service->stats_roaming.data,
2326                                 &counters->stats_roaming.data, append_all);
2327
2328         connman_dbus_dict_close(&array, &dict);
2329
2330         __connman_counter_send_usage(counter, msg);
2331 }
2332
2333 static void stats_update(struct connman_service *service,
2334                                 unsigned int rx_packets, unsigned int tx_packets,
2335                                 unsigned int rx_bytes, unsigned int tx_bytes,
2336                                 unsigned int rx_errors, unsigned int tx_errors,
2337                                 unsigned int rx_dropped, unsigned int tx_dropped)
2338 {
2339         struct connman_stats *stats = stats_get(service);
2340         struct connman_stats_data *data_last = &stats->data_last;
2341         struct connman_stats_data *data = &stats->data;
2342         unsigned int seconds;
2343
2344         DBG("service %p", service);
2345
2346         if (stats->valid) {
2347                 data->rx_packets +=
2348                         rx_packets - data_last->rx_packets;
2349                 data->tx_packets +=
2350                         tx_packets - data_last->tx_packets;
2351                 data->rx_bytes +=
2352                         rx_bytes - data_last->rx_bytes;
2353                 data->tx_bytes +=
2354                         tx_bytes - data_last->tx_bytes;
2355                 data->rx_errors +=
2356                         rx_errors - data_last->rx_errors;
2357                 data->tx_errors +=
2358                         tx_errors - data_last->tx_errors;
2359                 data->rx_dropped +=
2360                         rx_dropped - data_last->rx_dropped;
2361                 data->tx_dropped +=
2362                         tx_dropped - data_last->tx_dropped;
2363         } else {
2364                 stats->valid = true;
2365         }
2366
2367         data_last->rx_packets = rx_packets;
2368         data_last->tx_packets = tx_packets;
2369         data_last->rx_bytes = rx_bytes;
2370         data_last->tx_bytes = tx_bytes;
2371         data_last->rx_errors = rx_errors;
2372         data_last->tx_errors = tx_errors;
2373         data_last->rx_dropped = rx_dropped;
2374         data_last->tx_dropped = tx_dropped;
2375
2376         seconds = g_timer_elapsed(stats->timer, NULL);
2377         stats->data.time = stats->data_last.time + seconds;
2378 }
2379
2380 void __connman_service_notify(struct connman_service *service,
2381                         unsigned int rx_packets, unsigned int tx_packets,
2382                         unsigned int rx_bytes, unsigned int tx_bytes,
2383                         unsigned int rx_errors, unsigned int tx_errors,
2384                         unsigned int rx_dropped, unsigned int tx_dropped)
2385 {
2386         GHashTableIter iter;
2387         gpointer key, value;
2388         const char *counter;
2389         struct connman_stats_counter *counters;
2390         struct connman_stats_data *data;
2391         int err;
2392
2393         if (!service)
2394                 return;
2395
2396         if (!is_connected(service->state))
2397                 return;
2398
2399         stats_update(service,
2400                 rx_packets, tx_packets,
2401                 rx_bytes, tx_bytes,
2402                 rx_errors, tx_errors,
2403                 rx_dropped, tx_dropped);
2404
2405         data = &stats_get(service)->data;
2406         err = __connman_stats_update(service, service->roaming, data);
2407         if (err < 0)
2408                 connman_error("Failed to store statistics for %s",
2409                                 service->identifier);
2410
2411         g_hash_table_iter_init(&iter, service->counter_table);
2412         while (g_hash_table_iter_next(&iter, &key, &value)) {
2413                 counter = key;
2414                 counters = value;
2415
2416                 stats_append(service, counter, counters, counters->append_all);
2417                 counters->append_all = false;
2418         }
2419 }
2420
2421 int __connman_service_counter_register(const char *counter)
2422 {
2423         struct connman_service *service;
2424         GList *list;
2425         struct connman_stats_counter *counters;
2426
2427         DBG("counter %s", counter);
2428
2429         counter_list = g_slist_prepend(counter_list, (gpointer)counter);
2430
2431         for (list = service_list; list; list = list->next) {
2432                 service = list->data;
2433
2434                 counters = g_try_new0(struct connman_stats_counter, 1);
2435                 if (!counters)
2436                         return -ENOMEM;
2437
2438                 counters->append_all = true;
2439
2440                 g_hash_table_replace(service->counter_table, (gpointer)counter,
2441                                         counters);
2442         }
2443
2444         return 0;
2445 }
2446
2447 void __connman_service_counter_unregister(const char *counter)
2448 {
2449         struct connman_service *service;
2450         GList *list;
2451
2452         DBG("counter %s", counter);
2453
2454         for (list = service_list; list; list = list->next) {
2455                 service = list->data;
2456
2457                 g_hash_table_remove(service->counter_table, counter);
2458         }
2459
2460         counter_list = g_slist_remove(counter_list, counter);
2461 }
2462
2463 int connman_service_iterate_services(connman_service_iterate_cb cb,
2464                                                         void *user_data)
2465 {
2466         GList *list;
2467         int ret = 0;
2468
2469         for (list = service_list; list && ret == 0; list = list->next)
2470                 ret = cb((struct connman_service *)list->data, user_data);
2471
2472         return ret;
2473 }
2474
2475 static void append_properties(DBusMessageIter *dict, dbus_bool_t limited,
2476                                         struct connman_service *service)
2477 {
2478         dbus_bool_t val;
2479         const char *str;
2480         GSList *list;
2481
2482         str = __connman_service_type2string(service->type);
2483         if (str)
2484                 connman_dbus_dict_append_basic(dict, "Type",
2485                                                 DBUS_TYPE_STRING, &str);
2486
2487         connman_dbus_dict_append_array(dict, "Security",
2488                                 DBUS_TYPE_STRING, append_security, service);
2489
2490         str = state2string(service->state);
2491         if (str)
2492                 connman_dbus_dict_append_basic(dict, "State",
2493                                                 DBUS_TYPE_STRING, &str);
2494
2495         str = error2string(service->error);
2496         if (str)
2497                 connman_dbus_dict_append_basic(dict, "Error",
2498                                                 DBUS_TYPE_STRING, &str);
2499
2500         if (service->strength > 0)
2501                 connman_dbus_dict_append_basic(dict, "Strength",
2502                                         DBUS_TYPE_BYTE, &service->strength);
2503
2504         val = service->favorite;
2505         connman_dbus_dict_append_basic(dict, "Favorite",
2506                                         DBUS_TYPE_BOOLEAN, &val);
2507
2508         val = service->immutable;
2509         connman_dbus_dict_append_basic(dict, "Immutable",
2510                                         DBUS_TYPE_BOOLEAN, &val);
2511
2512         if (service->favorite)
2513                 val = service->autoconnect;
2514         else
2515                 val = service->favorite;
2516
2517         connman_dbus_dict_append_basic(dict, "AutoConnect",
2518                                 DBUS_TYPE_BOOLEAN, &val);
2519
2520         if (service->name)
2521                 connman_dbus_dict_append_basic(dict, "Name",
2522                                         DBUS_TYPE_STRING, &service->name);
2523
2524         switch (service->type) {
2525         case CONNMAN_SERVICE_TYPE_UNKNOWN:
2526         case CONNMAN_SERVICE_TYPE_SYSTEM:
2527         case CONNMAN_SERVICE_TYPE_GPS:
2528         case CONNMAN_SERVICE_TYPE_VPN:
2529         case CONNMAN_SERVICE_TYPE_P2P:
2530                 break;
2531         case CONNMAN_SERVICE_TYPE_CELLULAR:
2532                 val = service->roaming;
2533                 connman_dbus_dict_append_basic(dict, "Roaming",
2534                                         DBUS_TYPE_BOOLEAN, &val);
2535
2536                 connman_dbus_dict_append_dict(dict, "Ethernet",
2537                                                 append_ethernet, service);
2538                 break;
2539         case CONNMAN_SERVICE_TYPE_WIFI:
2540         case CONNMAN_SERVICE_TYPE_ETHERNET:
2541         case CONNMAN_SERVICE_TYPE_BLUETOOTH:
2542         case CONNMAN_SERVICE_TYPE_GADGET:
2543                 connman_dbus_dict_append_dict(dict, "Ethernet",
2544                                                 append_ethernet, service);
2545                 break;
2546         }
2547
2548         connman_dbus_dict_append_dict(dict, "IPv4", append_ipv4, service);
2549
2550         connman_dbus_dict_append_dict(dict, "IPv4.Configuration",
2551                                                 append_ipv4config, service);
2552
2553         connman_dbus_dict_append_dict(dict, "IPv6", append_ipv6, service);
2554
2555         connman_dbus_dict_append_dict(dict, "IPv6.Configuration",
2556                                                 append_ipv6config, service);
2557
2558         connman_dbus_dict_append_array(dict, "Nameservers",
2559                                 DBUS_TYPE_STRING, append_dns, service);
2560
2561         connman_dbus_dict_append_array(dict, "Nameservers.Configuration",
2562                                 DBUS_TYPE_STRING, append_dnsconfig, service);
2563
2564         if (service->state == CONNMAN_SERVICE_STATE_READY ||
2565                         service->state == CONNMAN_SERVICE_STATE_ONLINE)
2566                 list = __connman_timeserver_get_all(service);
2567         else
2568                 list = NULL;
2569
2570         connman_dbus_dict_append_array(dict, "Timeservers",
2571                                 DBUS_TYPE_STRING, append_ts, list);
2572
2573         g_slist_free_full(list, g_free);
2574
2575         connman_dbus_dict_append_array(dict, "Timeservers.Configuration",
2576                                 DBUS_TYPE_STRING, append_tsconfig, service);
2577
2578         connman_dbus_dict_append_array(dict, "Domains",
2579                                 DBUS_TYPE_STRING, append_domain, service);
2580
2581         connman_dbus_dict_append_array(dict, "Domains.Configuration",
2582                                 DBUS_TYPE_STRING, append_domainconfig, service);
2583
2584         connman_dbus_dict_append_dict(dict, "Proxy", append_proxy, service);
2585
2586         connman_dbus_dict_append_dict(dict, "Proxy.Configuration",
2587                                                 append_proxyconfig, service);
2588
2589         val = service->mdns;
2590         connman_dbus_dict_append_basic(dict, "mDNS", DBUS_TYPE_BOOLEAN,
2591                                 &val);
2592
2593         val = service->mdns_config;
2594         connman_dbus_dict_append_basic(dict, "mDNS.Configuration",
2595                                 DBUS_TYPE_BOOLEAN, &val);
2596
2597         connman_dbus_dict_append_dict(dict, "Provider",
2598                                                 append_provider, service);
2599
2600         if (service->network)
2601                 connman_network_append_acddbus(dict, service->network);
2602 }
2603
2604 static void append_struct_service(DBusMessageIter *iter,
2605                 connman_dbus_append_cb_t function,
2606                 struct connman_service *service)
2607 {
2608         DBusMessageIter entry, dict;
2609
2610         dbus_message_iter_open_container(iter, DBUS_TYPE_STRUCT, NULL, &entry);
2611
2612         dbus_message_iter_append_basic(&entry, DBUS_TYPE_OBJECT_PATH,
2613                                                         &service->path);
2614
2615         connman_dbus_dict_open(&entry, &dict);
2616         if (function)
2617                 function(&dict, service);
2618         connman_dbus_dict_close(&entry, &dict);
2619
2620         dbus_message_iter_close_container(iter, &entry);
2621 }
2622
2623 static void append_dict_properties(DBusMessageIter *dict, void *user_data)
2624 {
2625         struct connman_service *service = user_data;
2626
2627         append_properties(dict, TRUE, service);
2628 }
2629
2630 static void append_struct(gpointer value, gpointer user_data)
2631 {
2632         struct connman_service *service = value;
2633         DBusMessageIter *iter = user_data;
2634
2635         if (!service->path)
2636                 return;
2637
2638         append_struct_service(iter, append_dict_properties, service);
2639 }
2640
2641 void __connman_service_list_struct(DBusMessageIter *iter)
2642 {
2643         g_list_foreach(service_list, append_struct, iter);
2644 }
2645
2646 bool __connman_service_is_hidden(struct connman_service *service)
2647 {
2648         return service->hidden;
2649 }
2650
2651 bool
2652 __connman_service_is_split_routing(struct connman_service *service)
2653 {
2654         return service->do_split_routing;
2655 }
2656
2657 bool __connman_service_index_is_split_routing(int index)
2658 {
2659         struct connman_service *service;
2660
2661         if (index < 0)
2662                 return false;
2663
2664         service = __connman_service_lookup_from_index(index);
2665         if (!service)
2666                 return false;
2667
2668         return __connman_service_is_split_routing(service);
2669 }
2670
2671 int __connman_service_get_index(struct connman_service *service)
2672 {
2673         if (!service)
2674                 return -1;
2675
2676         if (service->network)
2677                 return connman_network_get_index(service->network);
2678         else if (service->provider)
2679                 return connman_provider_get_index(service->provider);
2680
2681         return -1;
2682 }
2683
2684 void __connman_service_set_hidden(struct connman_service *service)
2685 {
2686         if (!service || service->hidden)
2687                 return;
2688
2689         service->hidden_service = true;
2690 }
2691
2692 void __connman_service_set_hostname(struct connman_service *service,
2693                                                 const char *hostname)
2694 {
2695         if (!service || service->hidden)
2696                 return;
2697
2698         g_free(service->hostname);
2699         service->hostname = NULL;
2700
2701         if (hostname && g_str_is_ascii(hostname))
2702                 service->hostname = g_strdup(hostname);
2703 }
2704
2705 const char *__connman_service_get_hostname(struct connman_service *service)
2706 {
2707         if (!service)
2708                 return NULL;
2709
2710         return service->hostname;
2711 }
2712
2713 void __connman_service_set_domainname(struct connman_service *service,
2714                                                 const char *domainname)
2715 {
2716         if (!service || service->hidden)
2717                 return;
2718
2719         g_free(service->domainname);
2720         service->domainname = NULL;
2721
2722         if (domainname && g_str_is_ascii(domainname))
2723                 service->domainname = g_strdup(domainname);
2724
2725         domain_changed(service);
2726 }
2727
2728 const char *connman_service_get_domainname(struct connman_service *service)
2729 {
2730         if (!service)
2731                 return NULL;
2732
2733         if (service->domains)
2734                 return service->domains[0];
2735         else
2736                 return service->domainname;
2737 }
2738
2739 const char *connman_service_get_dbuspath(struct connman_service *service)
2740 {
2741         if (!service)
2742                 return NULL;
2743
2744         return service->path;
2745 }
2746
2747 char **connman_service_get_nameservers(struct connman_service *service)
2748 {
2749         if (!service)
2750                 return NULL;
2751
2752         if (service->nameservers_config)
2753                 return g_strdupv(service->nameservers_config);
2754         else if (service->nameservers ||
2755                                         service->nameservers_auto) {
2756                 int len = 0, len_auto = 0, i;
2757                 char **nameservers;
2758
2759                 if (service->nameservers)
2760                         len = g_strv_length(service->nameservers);
2761                 if (service->nameservers_auto)
2762                         len_auto = g_strv_length(service->nameservers_auto);
2763
2764                 nameservers = g_try_new0(char *, len + len_auto + 1);
2765                 if (!nameservers)
2766                         return NULL;
2767
2768                 for (i = 0; i < len; i++)
2769                         nameservers[i] = g_strdup(service->nameservers[i]);
2770
2771                 for (i = 0; i < len_auto; i++)
2772                         nameservers[i + len] =
2773                                 g_strdup(service->nameservers_auto[i]);
2774
2775                 return nameservers;
2776         }
2777
2778         return g_strdupv(connman_setting_get_string_list("FallbackNameservers"));
2779 }
2780
2781 char **connman_service_get_timeservers_config(struct connman_service *service)
2782 {
2783         if (!service)
2784                 return NULL;
2785
2786         return service->timeservers_config;
2787 }
2788
2789 char **connman_service_get_timeservers(struct connman_service *service)
2790 {
2791         if (!service)
2792                 return NULL;
2793
2794         return service->timeservers;
2795 }
2796
2797 void connman_service_set_proxy_method(struct connman_service *service,
2798                                         enum connman_service_proxy_method method)
2799 {
2800         if (!service || service->hidden)
2801                 return;
2802
2803         service->proxy = method;
2804
2805         proxy_changed(service);
2806
2807         if (method != CONNMAN_SERVICE_PROXY_METHOD_AUTO)
2808                 __connman_notifier_proxy_changed(service);
2809 }
2810
2811 enum connman_service_proxy_method connman_service_get_proxy_method(
2812                                         struct connman_service *service)
2813 {
2814         if (!service)
2815                 return CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN;
2816
2817         if (service->proxy_config != CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN) {
2818                 if (service->proxy_config == CONNMAN_SERVICE_PROXY_METHOD_AUTO &&
2819                                 !service->pac)
2820                         return service->proxy;
2821
2822                 return service->proxy_config;
2823         }
2824
2825         return service->proxy;
2826 }
2827
2828 char **connman_service_get_proxy_servers(struct connman_service *service)
2829 {
2830         return g_strdupv(service->proxies);
2831 }
2832
2833 char **connman_service_get_proxy_excludes(struct connman_service *service)
2834 {
2835         return g_strdupv(service->excludes);
2836 }
2837
2838 const char *connman_service_get_proxy_url(struct connman_service *service)
2839 {
2840         if (!service)
2841                 return NULL;
2842
2843         return service->pac;
2844 }
2845
2846 void __connman_service_set_proxy_autoconfig(struct connman_service *service,
2847                                                         const char *url)
2848 {
2849         if (!service || service->hidden)
2850                 return;
2851
2852         service->proxy = CONNMAN_SERVICE_PROXY_METHOD_AUTO;
2853
2854         if (service->ipconfig_ipv4) {
2855                 if (__connman_ipconfig_set_proxy_autoconfig(
2856                             service->ipconfig_ipv4, url) < 0)
2857                         return;
2858         } else if (service->ipconfig_ipv6) {
2859                 if (__connman_ipconfig_set_proxy_autoconfig(
2860                             service->ipconfig_ipv6, url) < 0)
2861                         return;
2862         } else
2863                 return;
2864
2865         proxy_changed(service);
2866
2867         __connman_notifier_proxy_changed(service);
2868 }
2869
2870 const char *connman_service_get_proxy_autoconfig(struct connman_service *service)
2871 {
2872         if (!service)
2873                 return NULL;
2874
2875         if (service->ipconfig_ipv4)
2876                 return __connman_ipconfig_get_proxy_autoconfig(
2877                                                 service->ipconfig_ipv4);
2878         else if (service->ipconfig_ipv6)
2879                 return __connman_ipconfig_get_proxy_autoconfig(
2880                                                 service->ipconfig_ipv6);
2881         return NULL;
2882 }
2883
2884 void __connman_service_set_timeservers(struct connman_service *service,
2885                                 char **timeservers)
2886 {
2887         int i;
2888
2889         if (!service)
2890                 return;
2891
2892         g_strfreev(service->timeservers);
2893         service->timeservers = NULL;
2894
2895         for (i = 0; timeservers && timeservers[i]; i++)
2896                 __connman_service_timeserver_append(service, timeservers[i]);
2897 }
2898
2899 int __connman_service_timeserver_append(struct connman_service *service,
2900                                                 const char *timeserver)
2901 {
2902         int len;
2903
2904         DBG("service %p timeserver %s", service, timeserver);
2905
2906         if (!timeserver)
2907                 return -EINVAL;
2908
2909         if (service->timeservers) {
2910                 int i;
2911
2912                 for (i = 0; service->timeservers[i]; i++)
2913                         if (g_strcmp0(service->timeservers[i], timeserver) == 0)
2914                                 return -EEXIST;
2915
2916                 len = g_strv_length(service->timeservers);
2917                 service->timeservers = g_try_renew(char *, service->timeservers,
2918                                                         len + 2);
2919         } else {
2920                 len = 0;
2921                 service->timeservers = g_try_new0(char *, len + 2);
2922         }
2923
2924         if (!service->timeservers)
2925                 return -ENOMEM;
2926
2927         service->timeservers[len] = g_strdup(timeserver);
2928         service->timeservers[len + 1] = NULL;
2929
2930         return 0;
2931 }
2932
2933 int __connman_service_timeserver_remove(struct connman_service *service,
2934                                                 const char *timeserver)
2935 {
2936         char **servers;
2937         int len, i, j, found = 0;
2938
2939         DBG("service %p timeserver %s", service, timeserver);
2940
2941         if (!timeserver)
2942                 return -EINVAL;
2943
2944         if (!service->timeservers)
2945                 return 0;
2946
2947         for (i = 0; service->timeservers &&
2948                                         service->timeservers[i]; i++)
2949                 if (g_strcmp0(service->timeservers[i], timeserver) == 0) {
2950                         found = 1;
2951                         break;
2952                 }
2953
2954         if (found == 0)
2955                 return 0;
2956
2957         len = g_strv_length(service->timeservers);
2958
2959         if (len == 1) {
2960                 g_strfreev(service->timeservers);
2961                 service->timeservers = NULL;
2962
2963                 return 0;
2964         }
2965
2966         servers = g_try_new0(char *, len);
2967         if (!servers)
2968                 return -ENOMEM;
2969
2970         for (i = 0, j = 0; i < len; i++) {
2971                 if (g_strcmp0(service->timeservers[i], timeserver) != 0) {
2972                         servers[j] = g_strdup(service->timeservers[i]);
2973                         if (!servers[j])
2974                                 return -ENOMEM;
2975                         j++;
2976                 }
2977         }
2978         servers[len - 1] = NULL;
2979
2980         g_strfreev(service->timeservers);
2981         service->timeservers = servers;
2982
2983         return 0;
2984 }
2985
2986 void __connman_service_timeserver_changed(struct connman_service *service,
2987                 GSList *ts_list)
2988 {
2989         if (!service)
2990                 return;
2991
2992         if (!allow_property_changed(service))
2993                 return;
2994
2995         connman_dbus_property_changed_array(service->path,
2996                         CONNMAN_SERVICE_INTERFACE, "Timeservers",
2997                         DBUS_TYPE_STRING, append_ts, ts_list);
2998 }
2999
3000 void __connman_service_set_pac(struct connman_service *service,
3001                                         const char *pac)
3002 {
3003         if (service->hidden)
3004                 return;
3005         g_free(service->pac);
3006         service->pac = g_strdup(pac);
3007
3008         proxy_changed(service);
3009 }
3010
3011 void __connman_service_set_identity(struct connman_service *service,
3012                                         const char *identity)
3013 {
3014         if (service->immutable || service->hidden)
3015                 return;
3016
3017         g_free(service->identity);
3018         service->identity = g_strdup(identity);
3019
3020         if (service->network)
3021                 connman_network_set_string(service->network,
3022                                         "WiFi.Identity",
3023                                         service->identity);
3024 }
3025
3026 void __connman_service_set_anonymous_identity(struct connman_service *service,
3027                                                 const char *anonymous_identity)
3028 {
3029         if (service->immutable || service->hidden)
3030                 return;
3031
3032         g_free(service->anonymous_identity);
3033         service->anonymous_identity = g_strdup(anonymous_identity);
3034
3035         if (service->network)
3036                 connman_network_set_string(service->network,
3037                                         "WiFi.AnonymousIdentity",
3038                                         service->anonymous_identity);
3039 }
3040
3041 void __connman_service_set_subject_match(struct connman_service *service,
3042                                                 const char *subject_match)
3043 {
3044         if (service->immutable || service->hidden)
3045                 return;
3046
3047         g_free(service->subject_match);
3048         service->subject_match = g_strdup(subject_match);
3049
3050         if (service->network)
3051                 connman_network_set_string(service->network,
3052                                         "WiFi.SubjectMatch",
3053                                         service->subject_match);
3054 }
3055
3056 void __connman_service_set_altsubject_match(struct connman_service *service,
3057                                                 const char *altsubject_match)
3058 {
3059         if (service->immutable || service->hidden)
3060                 return;
3061
3062         g_free(service->altsubject_match);
3063         service->altsubject_match = g_strdup(altsubject_match);
3064
3065         if (service->network)
3066                 connman_network_set_string(service->network,
3067                                         "WiFi.AltSubjectMatch",
3068                                         service->altsubject_match);
3069 }
3070
3071 void __connman_service_set_domain_suffix_match(struct connman_service *service,
3072                                                 const char *domain_suffix_match)
3073 {
3074         if (service->immutable || service->hidden)
3075                 return;
3076
3077         g_free(service->domain_suffix_match);
3078         service->domain_suffix_match = g_strdup(domain_suffix_match);
3079
3080         if (service->network)
3081                 connman_network_set_string(service->network,
3082                                         "WiFi.DomainSuffixMatch",
3083                                         service->domain_suffix_match);
3084 }
3085
3086 void __connman_service_set_domain_match(struct connman_service *service,
3087                                                 const char *domain_match)
3088 {
3089         if (service->immutable || service->hidden)
3090                 return;
3091
3092         g_free(service->domain_match);
3093         service->domain_match = g_strdup(domain_match);
3094
3095         if (service->network)
3096                 connman_network_set_string(service->network,
3097                                         "WiFi.DomainMatch",
3098                                         service->domain_match);
3099 }
3100
3101 void __connman_service_set_agent_identity(struct connman_service *service,
3102                                                 const char *agent_identity)
3103 {
3104         if (service->hidden)
3105                 return;
3106         g_free(service->agent_identity);
3107         service->agent_identity = g_strdup(agent_identity);
3108
3109         if (service->network)
3110                 connman_network_set_string(service->network,
3111                                         "WiFi.AgentIdentity",
3112                                         service->agent_identity);
3113 }
3114
3115 int __connman_service_check_passphrase(enum connman_service_security security,
3116                 const char *passphrase)
3117 {
3118         guint i;
3119         gsize length;
3120
3121         if (!passphrase)
3122                 return 0;
3123
3124         length = strlen(passphrase);
3125
3126         switch (security) {
3127         case CONNMAN_SERVICE_SECURITY_UNKNOWN:
3128         case CONNMAN_SERVICE_SECURITY_NONE:
3129         case CONNMAN_SERVICE_SECURITY_WPA:
3130         case CONNMAN_SERVICE_SECURITY_RSN:
3131
3132                 DBG("service security '%s' (%d) not handled",
3133                                 security2string(security), security);
3134
3135                 return -EOPNOTSUPP;
3136
3137         case CONNMAN_SERVICE_SECURITY_PSK:
3138                 /* A raw key is always 64 bytes length,
3139                  * its content is in hex representation.
3140                  * A PSK key must be between [8..63].
3141                  */
3142                 if (length == 64) {
3143                         for (i = 0; i < 64; i++)
3144                                 if (!isxdigit((unsigned char)
3145                                               passphrase[i]))
3146                                         return -ENOKEY;
3147                 } else if (length < 8 || length > 63)
3148                         return -ENOKEY;
3149                 break;
3150         case CONNMAN_SERVICE_SECURITY_WEP:
3151                 /* length of WEP key is 10 or 26
3152                  * length of WEP passphrase is 5 or 13
3153                  */
3154                 if (length == 10 || length == 26) {
3155                         for (i = 0; i < length; i++)
3156                                 if (!isxdigit((unsigned char)
3157                                               passphrase[i]))
3158                                         return -ENOKEY;
3159                 } else if (length != 5 && length != 13)
3160                         return -ENOKEY;
3161                 break;
3162
3163         case CONNMAN_SERVICE_SECURITY_8021X:
3164                 break;
3165         }
3166
3167         return 0;
3168 }
3169
3170 int __connman_service_set_passphrase(struct connman_service *service,
3171                                         const char *passphrase)
3172 {
3173         int err;
3174
3175         if (service->hidden)
3176                 return -EINVAL;
3177
3178         if (service->immutable &&
3179                         service->security != CONNMAN_SERVICE_SECURITY_8021X)
3180                 return -EINVAL;
3181
3182         err = __connman_service_check_passphrase(service->security, passphrase);
3183
3184         if (err < 0)
3185                 return err;
3186
3187         g_free(service->passphrase);
3188         service->passphrase = g_strdup(passphrase);
3189
3190         if (service->network)
3191                 connman_network_set_string(service->network, "WiFi.Passphrase",
3192                                 service->passphrase);
3193
3194         return 0;
3195 }
3196
3197 const char *__connman_service_get_passphrase(struct connman_service *service)
3198 {
3199         if (!service)
3200                 return NULL;
3201
3202         return service->passphrase;
3203 }
3204
3205 static DBusMessage *get_properties(DBusConnection *conn,
3206                                         DBusMessage *msg, void *user_data)
3207 {
3208         struct connman_service *service = user_data;
3209         DBusMessage *reply;
3210         DBusMessageIter array, dict;
3211
3212         reply = dbus_message_new_method_return(msg);
3213         if (!reply)
3214                 return NULL;
3215
3216         dbus_message_iter_init_append(reply, &array);
3217
3218         connman_dbus_dict_open(&array, &dict);
3219         append_properties(&dict, FALSE, service);
3220         connman_dbus_dict_close(&array, &dict);
3221
3222         return reply;
3223 }
3224
3225 static char **remove_empty_strings(char **strv)
3226 {
3227         int index = 0;
3228         char **iter = strv;
3229
3230         while (*iter) {
3231                 if (**iter)
3232                         strv[index++] = *iter;
3233                 else
3234                         g_free(*iter);
3235                 iter++;
3236         }
3237
3238         strv[index] = NULL;
3239         return strv;
3240 }
3241
3242 static int update_proxy_configuration(struct connman_service *service,
3243                                 DBusMessageIter *array)
3244 {
3245         DBusMessageIter dict;
3246         enum connman_service_proxy_method method;
3247         GString *servers_str = NULL;
3248         GString *excludes_str = NULL;
3249         const char *url = NULL;
3250
3251         method = CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN;
3252
3253         dbus_message_iter_recurse(array, &dict);
3254
3255         while (dbus_message_iter_get_arg_type(&dict) == DBUS_TYPE_DICT_ENTRY) {
3256                 DBusMessageIter entry, variant;
3257                 const char *key;
3258                 int type;
3259
3260                 dbus_message_iter_recurse(&dict, &entry);
3261
3262                 if (dbus_message_iter_get_arg_type(&entry) != DBUS_TYPE_STRING)
3263                         goto error;
3264
3265                 dbus_message_iter_get_basic(&entry, &key);
3266                 dbus_message_iter_next(&entry);
3267
3268                 if (dbus_message_iter_get_arg_type(&entry) != DBUS_TYPE_VARIANT)
3269                         goto error;
3270
3271                 dbus_message_iter_recurse(&entry, &variant);
3272
3273                 type = dbus_message_iter_get_arg_type(&variant);
3274
3275                 if (g_str_equal(key, "Method")) {
3276                         const char *val;
3277
3278                         if (type != DBUS_TYPE_STRING)
3279                                 goto error;
3280
3281                         dbus_message_iter_get_basic(&variant, &val);
3282                         method = string2proxymethod(val);
3283                 } else if (g_str_equal(key, "URL")) {
3284                         if (type != DBUS_TYPE_STRING)
3285                                 goto error;
3286
3287                         dbus_message_iter_get_basic(&variant, &url);
3288                 } else if (g_str_equal(key, "Servers")) {
3289                         DBusMessageIter str_array;
3290
3291                         if (type != DBUS_TYPE_ARRAY)
3292                                 goto error;
3293
3294                         servers_str = g_string_new(NULL);
3295                         if (!servers_str)
3296                                 goto error;
3297
3298                         dbus_message_iter_recurse(&variant, &str_array);
3299
3300                         while (dbus_message_iter_get_arg_type(&str_array) ==
3301                                                         DBUS_TYPE_STRING) {
3302                                 char *val = NULL;
3303
3304                                 dbus_message_iter_get_basic(&str_array, &val);
3305
3306                                 if (servers_str->len > 0)
3307                                         g_string_append_printf(servers_str,
3308                                                         " %s", val);
3309                                 else
3310                                         g_string_append(servers_str, val);
3311
3312                                 dbus_message_iter_next(&str_array);
3313                         }
3314                 } else if (g_str_equal(key, "Excludes")) {
3315                         DBusMessageIter str_array;
3316
3317                         if (type != DBUS_TYPE_ARRAY)
3318                                 goto error;
3319
3320                         excludes_str = g_string_new(NULL);
3321                         if (!excludes_str)
3322                                 goto error;
3323
3324                         dbus_message_iter_recurse(&variant, &str_array);
3325
3326                         while (dbus_message_iter_get_arg_type(&str_array) ==
3327                                                         DBUS_TYPE_STRING) {
3328                                 char *val = NULL;
3329
3330                                 dbus_message_iter_get_basic(&str_array, &val);
3331
3332                                 if (excludes_str->len > 0)
3333                                         g_string_append_printf(excludes_str,
3334                                                         " %s", val);
3335                                 else
3336                                         g_string_append(excludes_str, val);
3337
3338                                 dbus_message_iter_next(&str_array);
3339                         }
3340                 }
3341
3342                 dbus_message_iter_next(&dict);
3343         }
3344
3345         switch (method) {
3346         case CONNMAN_SERVICE_PROXY_METHOD_DIRECT:
3347                 break;
3348         case CONNMAN_SERVICE_PROXY_METHOD_MANUAL:
3349                 if (!servers_str && !service->proxies)
3350                         goto error;
3351
3352                 if (servers_str) {
3353                         g_strfreev(service->proxies);
3354
3355                         if (servers_str->len > 0) {
3356                                 char **proxies = g_strsplit_set(
3357                                         servers_str->str, " ", 0);
3358                                 proxies = remove_empty_strings(proxies);
3359                                 service->proxies = proxies;
3360                         } else
3361                                 service->proxies = NULL;
3362                 }
3363
3364                 if (excludes_str) {
3365                         g_strfreev(service->excludes);
3366
3367                         if (excludes_str->len > 0) {
3368                                 char **excludes = g_strsplit_set(
3369                                         excludes_str->str, " ", 0);
3370                                 excludes = remove_empty_strings(excludes);
3371                                 service->excludes = excludes;
3372                         } else
3373                                 service->excludes = NULL;
3374                 }
3375
3376                 if (!service->proxies)
3377                         method = CONNMAN_SERVICE_PROXY_METHOD_DIRECT;
3378
3379                 break;
3380         case CONNMAN_SERVICE_PROXY_METHOD_AUTO:
3381                 g_free(service->pac);
3382
3383                 if (url && strlen(url) > 0)
3384                         service->pac = g_strstrip(g_strdup(url));
3385                 else
3386                         service->pac = NULL;
3387
3388                 /* if we are connected:
3389                    - if service->pac == NULL
3390                    - if __connman_ipconfig_get_proxy_autoconfig(
3391                    service->ipconfig) == NULL
3392                    --> We should start WPAD */
3393
3394                 break;
3395         case CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN:
3396                 goto error;
3397         }
3398
3399         if (servers_str)
3400                 g_string_free(servers_str, TRUE);
3401
3402         if (excludes_str)
3403                 g_string_free(excludes_str, TRUE);
3404
3405         service->proxy_config = method;
3406
3407         return 0;
3408
3409 error:
3410         if (servers_str)
3411                 g_string_free(servers_str, TRUE);
3412
3413         if (excludes_str)
3414                 g_string_free(excludes_str, TRUE);
3415
3416         return -EINVAL;
3417 }
3418
3419 static void do_auto_connect(struct connman_service *service,
3420         enum connman_service_connect_reason reason)
3421 {
3422         /*
3423          * CONNMAN_SERVICE_CONNECT_REASON_NONE must be ignored for VPNs. VPNs
3424          * always have reason CONNMAN_SERVICE_CONNECT_REASON_USER/AUTO.
3425          */
3426         if (!service || (service->type == CONNMAN_SERVICE_TYPE_VPN &&
3427                                 reason == CONNMAN_SERVICE_CONNECT_REASON_NONE))
3428                 return;
3429
3430         /*
3431          * Run service auto connect for other than VPN services. Afterwards
3432          * start also VPN auto connect process.
3433          */
3434         if (service->type != CONNMAN_SERVICE_TYPE_VPN)
3435                 __connman_service_auto_connect(reason);
3436         /* Only user interaction should get VPN connected in failure state. */
3437         else if (service->state == CONNMAN_SERVICE_STATE_FAILURE &&
3438                                 reason != CONNMAN_SERVICE_CONNECT_REASON_USER)
3439                 return;
3440
3441         vpn_auto_connect();
3442 }
3443
3444 int __connman_service_reset_ipconfig(struct connman_service *service,
3445                 enum connman_ipconfig_type type, DBusMessageIter *array,
3446                 enum connman_service_state *new_state)
3447 {
3448         struct connman_ipconfig *ipconfig, *new_ipconfig;
3449         enum connman_ipconfig_method old_method, new_method;
3450         enum connman_service_state state;
3451         int err = 0, index;
3452
3453         if (type == CONNMAN_IPCONFIG_TYPE_IPV4) {
3454                 ipconfig = service->ipconfig_ipv4;
3455                 state = service->state_ipv4;
3456                 new_method = CONNMAN_IPCONFIG_METHOD_DHCP;
3457         } else if (type == CONNMAN_IPCONFIG_TYPE_IPV6) {
3458                 ipconfig = service->ipconfig_ipv6;
3459                 state = service->state_ipv6;
3460                 new_method = CONNMAN_IPCONFIG_METHOD_AUTO;
3461         } else
3462                 return -EINVAL;
3463
3464         if (!ipconfig)
3465                 return -ENXIO;
3466
3467         old_method = __connman_ipconfig_get_method(ipconfig);
3468         index = __connman_ipconfig_get_index(ipconfig);
3469
3470         if (type == CONNMAN_IPCONFIG_TYPE_IPV4)
3471                 new_ipconfig = create_ip4config(service, index,
3472                                 CONNMAN_IPCONFIG_METHOD_UNKNOWN);
3473         else
3474                 new_ipconfig = create_ip6config(service, index);
3475
3476         if (array) {
3477                 err = __connman_ipconfig_set_config(new_ipconfig, array);
3478                 if (err < 0) {
3479                         __connman_ipconfig_unref(new_ipconfig);
3480                         return err;
3481                 }
3482
3483                 new_method = __connman_ipconfig_get_method(new_ipconfig);
3484         }
3485
3486         if (is_connecting(state) || is_connected(state))
3487                 __connman_network_clear_ipconfig(service->network, ipconfig);
3488
3489         __connman_ipconfig_unref(ipconfig);
3490
3491         if (type == CONNMAN_IPCONFIG_TYPE_IPV4)
3492                 service->ipconfig_ipv4 = new_ipconfig;
3493         else if (type == CONNMAN_IPCONFIG_TYPE_IPV6)
3494                 service->ipconfig_ipv6 = new_ipconfig;
3495
3496         if (is_connecting(state) || is_connected(state))
3497                 __connman_ipconfig_enable(new_ipconfig);
3498
3499         if (new_state && new_method != old_method) {
3500                 if (type == CONNMAN_IPCONFIG_TYPE_IPV4)
3501                         *new_state = service->state_ipv4;
3502                 else
3503                         *new_state = service->state_ipv6;
3504
3505                 settings_changed(service, new_ipconfig);
3506                 address_updated(service, type);
3507
3508                 do_auto_connect(service, CONNMAN_SERVICE_CONNECT_REASON_AUTO);
3509         }
3510
3511         DBG("err %d ipconfig %p type %d method %d state %s", err,
3512                 new_ipconfig, type, new_method,
3513                 !new_state  ? "-" : state2string(*new_state));
3514
3515         return err;
3516 }
3517
3518 /*
3519  * We set the timeout to 1 sec so that we have a chance to get
3520  * necessary IPv6 router advertisement messages that might have
3521  * DNS data etc.
3522  */
3523 #define ONLINE_CHECK_INITIAL_INTERVAL 1
3524 #define ONLINE_CHECK_MAX_INTERVAL 12
3525
3526 void __connman_service_wispr_start(struct connman_service *service,
3527                                         enum connman_ipconfig_type type)
3528 {
3529         DBG("service %p type %s", service, __connman_ipconfig_type2string(type));
3530
3531         if (type == CONNMAN_IPCONFIG_TYPE_IPV4)
3532                 service->online_check_interval_ipv4 =
3533                                         ONLINE_CHECK_INITIAL_INTERVAL;
3534         else
3535                 service->online_check_interval_ipv6 =
3536                                         ONLINE_CHECK_INITIAL_INTERVAL;
3537
3538         __connman_wispr_start(service, type);
3539 }
3540
3541 static void set_error(struct connman_service *service,
3542                                         enum connman_service_error error);
3543
3544 static DBusMessage *set_property(DBusConnection *conn,
3545                                         DBusMessage *msg, void *user_data)
3546 {
3547         struct connman_service *service = user_data;
3548         DBusMessageIter iter, value;
3549         const char *name;
3550         int type;
3551
3552         DBG("service %p", service);
3553
3554         if (!dbus_message_iter_init(msg, &iter))
3555                 return __connman_error_invalid_arguments(msg);
3556
3557         if (dbus_message_iter_get_arg_type(&iter) != DBUS_TYPE_STRING)
3558                 return __connman_error_invalid_arguments(msg);
3559
3560         dbus_message_iter_get_basic(&iter, &name);
3561         dbus_message_iter_next(&iter);
3562
3563         if (dbus_message_iter_get_arg_type(&iter) != DBUS_TYPE_VARIANT)
3564                 return __connman_error_invalid_arguments(msg);
3565
3566         dbus_message_iter_recurse(&iter, &value);
3567
3568         type = dbus_message_iter_get_arg_type(&value);
3569
3570         if (g_str_equal(name, "AutoConnect")) {
3571                 dbus_bool_t autoconnect;
3572
3573                 if (type != DBUS_TYPE_BOOLEAN)
3574                         return __connman_error_invalid_arguments(msg);
3575
3576                 if (!service->favorite)
3577                         return __connman_error_invalid_service(msg);
3578
3579                 dbus_message_iter_get_basic(&value, &autoconnect);
3580
3581                 if (autoconnect && service->type == CONNMAN_SERVICE_TYPE_VPN) {
3582                         /*
3583                          * Changing the autoconnect flag on VPN to "on" should
3584                          * have the same effect as user connecting the VPN =
3585                          * clear previous error and change state to idle.
3586                          */
3587                         set_error(service, CONNMAN_SERVICE_ERROR_UNKNOWN);
3588
3589                         if (service->state == CONNMAN_SERVICE_STATE_FAILURE) {
3590                                 service->state = CONNMAN_SERVICE_STATE_IDLE;
3591                                 state_changed(service);
3592                         }
3593                 }
3594
3595                 if (connman_service_set_autoconnect(service, autoconnect)) {
3596                         service_save(service);
3597                         if (autoconnect)
3598                                 do_auto_connect(service,
3599                                         CONNMAN_SERVICE_CONNECT_REASON_AUTO);
3600                 }
3601         } else if (g_str_equal(name, "Nameservers.Configuration")) {
3602                 DBusMessageIter entry;
3603                 GString *str;
3604                 int index;
3605                 const char *gw;
3606
3607                 if (__connman_provider_is_immutable(service->provider) ||
3608                                 service->immutable)
3609                         return __connman_error_not_supported(msg);
3610
3611                 if (type != DBUS_TYPE_ARRAY)
3612                         return __connman_error_invalid_arguments(msg);
3613
3614                 str = g_string_new(NULL);
3615                 if (!str)
3616                         return __connman_error_invalid_arguments(msg);
3617
3618                 index = __connman_service_get_index(service);
3619                 gw = __connman_ipconfig_get_gateway_from_index(index,
3620                         CONNMAN_IPCONFIG_TYPE_ALL);
3621
3622                 if (gw && strlen(gw))
3623                         __connman_service_nameserver_del_routes(service,
3624                                                 CONNMAN_IPCONFIG_TYPE_ALL);
3625
3626                 dbus_message_iter_recurse(&value, &entry);
3627
3628                 while (dbus_message_iter_get_arg_type(&entry) == DBUS_TYPE_STRING) {
3629                         const char *val;
3630                         dbus_message_iter_get_basic(&entry, &val);
3631                         dbus_message_iter_next(&entry);
3632
3633                         if (!val[0])
3634                                 continue;
3635
3636                         if (str->len > 0)
3637                                 g_string_append_printf(str, " %s", val);
3638                         else
3639                                 g_string_append(str, val);
3640                 }
3641
3642                 nameserver_remove_all(service, CONNMAN_IPCONFIG_TYPE_ALL);
3643                 g_strfreev(service->nameservers_config);
3644
3645                 if (str->len > 0) {
3646                         char **nameservers, **iter;
3647
3648                         nameservers = g_strsplit_set(str->str, " ", 0);
3649
3650                         for (iter = nameservers; *iter; iter++)
3651                                 if (connman_inet_check_ipaddress(*iter) <= 0)
3652                                         *iter[0] = '\0';
3653
3654                         nameservers = remove_empty_strings(nameservers);
3655                         service->nameservers_config = nameservers;
3656                 } else {
3657                         service->nameservers_config = NULL;
3658                 }
3659
3660                 g_string_free(str, TRUE);
3661
3662                 if (gw && strlen(gw))
3663                         __connman_service_nameserver_add_routes(service, gw);
3664
3665                 nameserver_add_all(service, CONNMAN_IPCONFIG_TYPE_ALL);
3666                 dns_configuration_changed(service);
3667
3668                 if (__connman_service_is_connected_state(service,
3669                                                 CONNMAN_IPCONFIG_TYPE_IPV4))
3670                         __connman_service_wispr_start(service, CONNMAN_IPCONFIG_TYPE_IPV4);
3671
3672                 if (__connman_service_is_connected_state(service,
3673                                                 CONNMAN_IPCONFIG_TYPE_IPV6))
3674                         __connman_service_wispr_start(service, CONNMAN_IPCONFIG_TYPE_IPV6);
3675
3676                 service_save(service);
3677         } else if (g_str_equal(name, "Timeservers.Configuration")) {
3678                 DBusMessageIter entry;
3679                 GString *str;
3680
3681                 if (service->immutable)
3682                         return __connman_error_not_supported(msg);
3683
3684                 if (type != DBUS_TYPE_ARRAY)
3685                         return __connman_error_invalid_arguments(msg);
3686
3687                 str = g_string_new(NULL);
3688                 if (!str)
3689                         return __connman_error_invalid_arguments(msg);
3690
3691                 dbus_message_iter_recurse(&value, &entry);
3692
3693                 while (dbus_message_iter_get_arg_type(&entry) == DBUS_TYPE_STRING) {
3694                         const char *val;
3695                         dbus_message_iter_get_basic(&entry, &val);
3696                         dbus_message_iter_next(&entry);
3697
3698                         if (!val[0])
3699                                 continue;
3700
3701                         if (str->len > 0)
3702                                 g_string_append_printf(str, " %s", val);
3703                         else
3704                                 g_string_append(str, val);
3705                 }
3706
3707                 g_strfreev(service->timeservers_config);
3708                 service->timeservers_config = NULL;
3709
3710                 if (str->len > 0) {
3711                         char **timeservers = g_strsplit_set(str->str, " ", 0);
3712                         timeservers = remove_empty_strings(timeservers);
3713                         service->timeservers_config = timeservers;
3714                 }
3715
3716                 g_string_free(str, TRUE);
3717
3718                 service_save(service);
3719                 timeservers_configuration_changed(service);
3720
3721                 if (service == connman_service_get_default())
3722                         __connman_timeserver_sync(service);
3723
3724         } else if (g_str_equal(name, "Domains.Configuration")) {
3725                 DBusMessageIter entry;
3726                 GString *str;
3727
3728                 if (service->immutable)
3729                         return __connman_error_not_supported(msg);
3730
3731                 if (type != DBUS_TYPE_ARRAY)
3732                         return __connman_error_invalid_arguments(msg);
3733
3734                 str = g_string_new(NULL);
3735                 if (!str)
3736                         return __connman_error_invalid_arguments(msg);
3737
3738                 dbus_message_iter_recurse(&value, &entry);
3739
3740                 while (dbus_message_iter_get_arg_type(&entry) == DBUS_TYPE_STRING) {
3741                         const char *val;
3742                         dbus_message_iter_get_basic(&entry, &val);
3743                         dbus_message_iter_next(&entry);
3744
3745                         if (!val[0])
3746                                 continue;
3747
3748                         if (str->len > 0)
3749                                 g_string_append_printf(str, " %s", val);
3750                         else
3751                                 g_string_append(str, val);
3752                 }
3753
3754                 searchdomain_remove_all(service);
3755                 g_strfreev(service->domains);
3756
3757                 if (str->len > 0) {
3758                         char **domains = g_strsplit_set(str->str, " ", 0);
3759                         domains = remove_empty_strings(domains);
3760                         service->domains = domains;
3761                 } else
3762                         service->domains = NULL;
3763
3764                 g_string_free(str, TRUE);
3765
3766                 searchdomain_add_all(service);
3767                 domain_configuration_changed(service);
3768                 domain_changed(service);
3769
3770                 service_save(service);
3771         } else if (g_str_equal(name, "Proxy.Configuration")) {
3772                 int err;
3773
3774                 if (service->immutable)
3775                         return __connman_error_not_supported(msg);
3776
3777                 if (type != DBUS_TYPE_ARRAY)
3778                         return __connman_error_invalid_arguments(msg);
3779
3780                 err = update_proxy_configuration(service, &value);
3781
3782                 if (err < 0)
3783                         return __connman_error_failed(msg, -err);
3784
3785                 proxy_configuration_changed(service);
3786
3787                 __connman_notifier_proxy_changed(service);
3788
3789                 service_save(service);
3790         } else if (g_str_equal(name, "mDNS.Configuration")) {
3791                 dbus_bool_t val;
3792
3793                 if (service->immutable)
3794                         return __connman_error_not_supported(msg);
3795
3796                 if (type != DBUS_TYPE_BOOLEAN)
3797                         return __connman_error_invalid_arguments(msg);
3798
3799                 dbus_message_iter_get_basic(&value, &val);
3800                 service->mdns_config = val;
3801
3802                 mdns_configuration_changed(service);
3803
3804                 set_mdns(service, service->mdns_config);
3805
3806                 service_save(service);
3807         } else if (g_str_equal(name, "IPv4.Configuration") ||
3808                         g_str_equal(name, "IPv6.Configuration")) {
3809
3810                 enum connman_service_state state =
3811                                                 CONNMAN_SERVICE_STATE_UNKNOWN;
3812                 enum connman_ipconfig_type type =
3813                         CONNMAN_IPCONFIG_TYPE_UNKNOWN;
3814                 int err = 0;
3815
3816                 if (service->type == CONNMAN_SERVICE_TYPE_VPN ||
3817                                 service->immutable)
3818                         return __connman_error_not_supported(msg);
3819
3820                 DBG("%s", name);
3821
3822                 if (!service->ipconfig_ipv4 &&
3823                                         !service->ipconfig_ipv6)
3824                         return __connman_error_invalid_property(msg);
3825
3826                 if (g_str_equal(name, "IPv4.Configuration"))
3827                         type = CONNMAN_IPCONFIG_TYPE_IPV4;
3828                 else
3829                         type = CONNMAN_IPCONFIG_TYPE_IPV6;
3830
3831                 err = __connman_service_reset_ipconfig(service, type, &value,
3832                                                                 &state);
3833
3834                 if (err < 0) {
3835                         if (is_connected(state) || is_connecting(state)) {
3836                                 if (type == CONNMAN_IPCONFIG_TYPE_IPV4)
3837                                         __connman_network_enable_ipconfig(service->network,
3838                                                         service->ipconfig_ipv4);
3839                                 else
3840                                         __connman_network_enable_ipconfig(service->network,
3841                                                         service->ipconfig_ipv6);
3842                         }
3843
3844                         return __connman_error_failed(msg, -err);
3845                 }
3846
3847                 if (type == CONNMAN_IPCONFIG_TYPE_IPV4)
3848                         ipv4_configuration_changed(service);
3849                 else
3850                         ipv6_configuration_changed(service);
3851
3852                 if (is_connecting(service->state) ||
3853                                 is_connected(service->state)) {
3854                         if (type == CONNMAN_IPCONFIG_TYPE_IPV4)
3855                                 __connman_network_enable_ipconfig(service->network,
3856                                                                 service->ipconfig_ipv4);
3857                         else
3858                                 __connman_network_enable_ipconfig(service->network,
3859                                                                 service->ipconfig_ipv6);
3860                 }
3861
3862                 service_save(service);
3863         } else
3864                 return __connman_error_invalid_property(msg);
3865
3866         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
3867 }
3868
3869 static void set_error(struct connman_service *service,
3870                                         enum connman_service_error error)
3871 {
3872         const char *str;
3873
3874         if (service->error == error)
3875                 return;
3876
3877         service->error = error;
3878
3879         if (!service->path)
3880                 return;
3881
3882         if (!allow_property_changed(service))
3883                 return;
3884
3885         str = error2string(service->error);
3886
3887         if (!str)
3888                 str = "";
3889
3890         connman_dbus_property_changed_basic(service->path,
3891                                 CONNMAN_SERVICE_INTERFACE, "Error",
3892                                 DBUS_TYPE_STRING, &str);
3893 }
3894
3895 static void remove_timeout(struct connman_service *service)
3896 {
3897         if (service->timeout > 0) {
3898                 g_source_remove(service->timeout);
3899                 service->timeout = 0;
3900         }
3901 }
3902
3903 static void reply_pending(struct connman_service *service, int error)
3904 {
3905         remove_timeout(service);
3906
3907         if (service->pending) {
3908                 connman_dbus_reply_pending(service->pending, error, NULL);
3909                 service->pending = NULL;
3910         }
3911
3912         if (service->provider_pending) {
3913                 connman_dbus_reply_pending(service->provider_pending,
3914                                 error, service->path);
3915                 service->provider_pending = NULL;
3916         }
3917 }
3918
3919 static void service_complete(struct connman_service *service)
3920 {
3921         reply_pending(service, EIO);
3922
3923         if (service->connect_reason != CONNMAN_SERVICE_CONNECT_REASON_USER)
3924                 do_auto_connect(service, service->connect_reason);
3925
3926         gettimeofday(&service->modified, NULL);
3927         service_save(service);
3928 }
3929
3930 static DBusMessage *clear_property(DBusConnection *conn,
3931                                         DBusMessage *msg, void *user_data)
3932 {
3933         struct connman_service *service = user_data;
3934         const char *name;
3935
3936         DBG("service %p", service);
3937
3938         dbus_message_get_args(msg, NULL, DBUS_TYPE_STRING, &name,
3939                                                         DBUS_TYPE_INVALID);
3940
3941         if (g_str_equal(name, "Error")) {
3942                 set_error(service, CONNMAN_SERVICE_ERROR_UNKNOWN);
3943
3944                 __connman_service_clear_error(service);
3945                 service_complete(service);
3946         } else
3947                 return __connman_error_invalid_property(msg);
3948
3949         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
3950 }
3951
3952 static bool is_ipconfig_usable(struct connman_service *service)
3953 {
3954         if (!__connman_ipconfig_is_usable(service->ipconfig_ipv4) &&
3955                         !__connman_ipconfig_is_usable(service->ipconfig_ipv6))
3956                 return false;
3957
3958         return true;
3959 }
3960
3961 static bool is_ignore(struct connman_service *service)
3962 {
3963         if (!service->autoconnect)
3964                 return true;
3965
3966         if (service->roaming &&
3967                 !connman_setting_get_bool("AutoConnectRoamingServices"))
3968                 return true;
3969
3970         if (service->ignore)
3971                 return true;
3972
3973         if (service->state == CONNMAN_SERVICE_STATE_FAILURE)
3974                 return true;
3975
3976         if (!is_ipconfig_usable(service))
3977                 return true;
3978
3979         return false;
3980 }
3981
3982 static void disconnect_on_last_session(enum connman_service_type type)
3983 {
3984         GList *list;
3985
3986         for (list = service_list; list; list = list->next) {
3987                 struct connman_service *service = list->data;
3988
3989                 if (service->type != type)
3990                         continue;
3991
3992                 if (service->connect_reason != CONNMAN_SERVICE_CONNECT_REASON_SESSION)
3993                          continue;
3994
3995                 __connman_service_disconnect(service);
3996                 return;
3997         }
3998 }
3999
4000 static int active_sessions[MAX_CONNMAN_SERVICE_TYPES] = {};
4001 static int always_connect[MAX_CONNMAN_SERVICE_TYPES] = {};
4002 static int active_count = 0;
4003
4004 void __connman_service_set_active_session(bool enable, GSList *list)
4005 {
4006         if (!list)
4007                 return;
4008
4009         if (enable)
4010                 active_count++;
4011         else
4012                 active_count--;
4013
4014         while (list) {
4015                 enum connman_service_type type = GPOINTER_TO_INT(list->data);
4016
4017                 switch (type) {
4018                 case CONNMAN_SERVICE_TYPE_ETHERNET:
4019                 case CONNMAN_SERVICE_TYPE_WIFI:
4020                 case CONNMAN_SERVICE_TYPE_BLUETOOTH:
4021                 case CONNMAN_SERVICE_TYPE_CELLULAR:
4022                 case CONNMAN_SERVICE_TYPE_GADGET:
4023                         if (enable)
4024                                 active_sessions[type]++;
4025                         else
4026                                 active_sessions[type]--;
4027                         break;
4028
4029                 case CONNMAN_SERVICE_TYPE_UNKNOWN:
4030                 case CONNMAN_SERVICE_TYPE_SYSTEM:
4031                 case CONNMAN_SERVICE_TYPE_GPS:
4032                 case CONNMAN_SERVICE_TYPE_VPN:
4033                 case CONNMAN_SERVICE_TYPE_P2P:
4034                         break;
4035                 }
4036
4037                 if (active_sessions[type] == 0)
4038                         disconnect_on_last_session(type);
4039
4040                 list = g_slist_next(list);
4041         }
4042
4043         DBG("eth %d wifi %d bt %d cellular %d gadget %d sessions %d",
4044                         active_sessions[CONNMAN_SERVICE_TYPE_ETHERNET],
4045                         active_sessions[CONNMAN_SERVICE_TYPE_WIFI],
4046                         active_sessions[CONNMAN_SERVICE_TYPE_BLUETOOTH],
4047                         active_sessions[CONNMAN_SERVICE_TYPE_CELLULAR],
4048                         active_sessions[CONNMAN_SERVICE_TYPE_GADGET],
4049                         active_count);
4050 }
4051
4052 struct preferred_tech_data {
4053         GList *preferred_list;
4054         enum connman_service_type type;
4055 };
4056
4057 static void preferred_tech_add_by_type(gpointer data, gpointer user_data)
4058 {
4059         struct connman_service *service = data;
4060         struct preferred_tech_data *tech_data = user_data;
4061
4062         if (service->type == tech_data->type) {
4063                 tech_data->preferred_list =
4064                         g_list_append(tech_data->preferred_list, service);
4065
4066                 DBG("type %d service %p %s", tech_data->type, service,
4067                                 service->name);
4068         }
4069 }
4070
4071 static GList *preferred_tech_list_get(void)
4072 {
4073         unsigned int *tech_array;
4074         struct preferred_tech_data tech_data = { 0, };
4075         int i;
4076
4077         tech_array = connman_setting_get_uint_list("PreferredTechnologies");
4078         if (!tech_array)
4079                 return NULL;
4080
4081         if (connman_setting_get_bool("SingleConnectedTechnology")) {
4082                 GList *list;
4083                 for (list = service_list; list; list = list->next) {
4084                         struct connman_service *service = list->data;
4085
4086                         if (!is_connected(service->state))
4087                                 break;
4088
4089                         if (service->connect_reason ==
4090                                         CONNMAN_SERVICE_CONNECT_REASON_USER) {
4091                                 DBG("service %p name %s is user connected",
4092                                                 service, service->name);
4093                                 return NULL;
4094                         }
4095                 }
4096         }
4097
4098         for (i = 0; tech_array[i] != 0; i += 1) {
4099                 tech_data.type = tech_array[i];
4100                 g_list_foreach(service_list, preferred_tech_add_by_type,
4101                                 &tech_data);
4102         }
4103
4104         return tech_data.preferred_list;
4105 }
4106
4107 static void set_always_connecting_technologies()
4108 {
4109         unsigned int *always_connected_techs =
4110                 connman_setting_get_uint_list("AlwaysConnectedTechnologies");
4111         int i;
4112         for (i = 0; always_connected_techs && always_connected_techs[i]; i++)
4113                 always_connect[always_connected_techs[i]] = 1;
4114 }
4115
4116 static bool autoconnect_no_session_active(struct connman_service *service)
4117 {
4118         /*
4119          * Test active_count to see if there are no sessions set up and
4120          * stop autoconnecting, but continue connecting if the service
4121          * belongs to a technology which should always autoconnect.
4122          */
4123         if (!active_count && !always_connect[service->type])
4124                 return true;
4125
4126         return false;
4127 }
4128
4129 static bool autoconnect_already_connecting(struct connman_service *service,
4130                                            bool autoconnecting)
4131 {
4132         /*
4133          * If another service is already connecting and this service type has
4134          * not been marked as always connecting, stop the connecting procedure.
4135          */
4136         if (autoconnecting &&
4137                         !active_sessions[service->type] &&
4138                         !always_connect[service->type])
4139                 return true;
4140
4141         return false;
4142 }
4143
4144 static int service_indicate_state(struct connman_service *service);
4145
4146 static bool auto_connect_service(GList *services,
4147                                 enum connman_service_connect_reason reason,
4148                                 bool preferred)
4149 {
4150         struct connman_service *service = NULL;
4151         bool ignore[MAX_CONNMAN_SERVICE_TYPES] = { };
4152         bool autoconnecting = false;
4153         GList *list;
4154
4155         DBG("preferred %d sessions %d reason %s", preferred, active_count,
4156                 reason2string(reason));
4157
4158         ignore[CONNMAN_SERVICE_TYPE_VPN] = true;
4159
4160         for (list = services; list; list = list->next) {
4161                 service = list->data;
4162
4163                 if (ignore[service->type]) {
4164                         DBG("service %p type %s ignore", service,
4165                                 __connman_service_type2string(service->type));
4166                         continue;
4167                 }
4168
4169                 if (service->pending ||
4170                                 is_connecting(service->state) ||
4171                                 is_connected(service->state)) {
4172                         if (autoconnect_no_session_active(service))
4173                                         return true;
4174
4175                         ignore[service->type] = true;
4176                         autoconnecting = true;
4177
4178                         DBG("service %p type %s busy", service,
4179                                 __connman_service_type2string(service->type));
4180
4181                         continue;
4182                 }
4183
4184                 if (!service->favorite) {
4185                         if (preferred)
4186                                continue;
4187
4188                         return autoconnecting;
4189                 }
4190
4191                 if (is_ignore(service) || service->state !=
4192                                 CONNMAN_SERVICE_STATE_IDLE)
4193                         continue;
4194
4195                 if (autoconnect_already_connecting(service, autoconnecting)) {
4196                         DBG("service %p type %s has no users", service,
4197                                 __connman_service_type2string(service->type));
4198                         continue;
4199                 }
4200
4201                 DBG("service %p %s %s", service, service->name,
4202                         (preferred) ? "preferred" : reason2string(reason));
4203
4204                 if (__connman_service_connect(service, reason) == 0)
4205                         service_indicate_state(service);
4206
4207                 if (autoconnect_no_session_active(service))
4208                         return true;
4209
4210                 ignore[service->type] = true;
4211         }
4212
4213         return autoconnecting;
4214 }
4215
4216 static gboolean run_auto_connect(gpointer data)
4217 {
4218         enum connman_service_connect_reason reason = GPOINTER_TO_UINT(data);
4219         bool autoconnecting = false;
4220         GList *preferred_tech;
4221
4222         autoconnect_id = 0;
4223
4224         DBG("");
4225
4226         preferred_tech = preferred_tech_list_get();
4227         if (preferred_tech) {
4228                 autoconnecting = auto_connect_service(preferred_tech, reason,
4229                                                         true);
4230                 g_list_free(preferred_tech);
4231         }
4232
4233         if (!autoconnecting || active_count)
4234                 auto_connect_service(service_list, reason, false);
4235
4236         return FALSE;
4237 }
4238
4239 void __connman_service_auto_connect(enum connman_service_connect_reason reason)
4240 {
4241         DBG("");
4242
4243         if (autoconnect_id != 0)
4244                 return;
4245
4246         if (!__connman_session_policy_autoconnect(reason))
4247                 return;
4248
4249         autoconnect_id = g_idle_add(run_auto_connect,
4250                                                 GUINT_TO_POINTER(reason));
4251 }
4252
4253 static gboolean run_vpn_auto_connect(gpointer data) {
4254         GList *list;
4255         bool need_split = false;
4256         bool autoconnectable_vpns = false;
4257         int attempts = 0;
4258         int timeout = VPN_AUTOCONNECT_TIMEOUT_DEFAULT;
4259         struct connman_service *def_service;
4260
4261         attempts = GPOINTER_TO_INT(data);
4262         def_service = connman_service_get_default();
4263
4264         /*
4265          * Stop auto connecting VPN if there is no transport service or the
4266          * transport service is not connected or if the  current default service
4267          * is a connected VPN (in ready state).
4268          */
4269         if (!def_service || !is_connected(def_service->state) ||
4270                 (def_service->type == CONNMAN_SERVICE_TYPE_VPN &&
4271                 is_connected(def_service->state))) {
4272
4273                 DBG("stopped, default service %s connected %d",
4274                         def_service ? def_service->identifier : "NULL",
4275                         def_service ? is_connected(def_service->state) : -1);
4276                 goto out;
4277         }
4278
4279         for (list = service_list; list; list = list->next) {
4280                 struct connman_service *service = list->data;
4281                 int res;
4282
4283                 if (service->type != CONNMAN_SERVICE_TYPE_VPN)
4284                         continue;
4285
4286                 if (is_connected(service->state) ||
4287                                         is_connecting(service->state)) {
4288                         if (!service->do_split_routing)
4289                                 need_split = true;
4290
4291                         /*
4292                          * If the service is connecting it must be accounted
4293                          * for to keep the autoconnection in main loop.
4294                          */
4295                         if (is_connecting(service->state))
4296                                 autoconnectable_vpns = true;
4297
4298                         continue;
4299                 }
4300
4301                 if (is_ignore(service) || !service->favorite)
4302                         continue;
4303
4304                 if (need_split && !service->do_split_routing) {
4305                         DBG("service %p no split routing", service);
4306                         continue;
4307                 }
4308
4309                 DBG("service %p %s %s", service, service->name,
4310                                 service->do_split_routing ?
4311                                 "split routing" : "");
4312
4313                 res = __connman_service_connect(service,
4314                                 CONNMAN_SERVICE_CONNECT_REASON_AUTO);
4315
4316                 switch (res) {
4317                 case 0:
4318                         service_indicate_state(service);
4319                         /* fall through */
4320                 case -EINPROGRESS:
4321                         autoconnectable_vpns = true;
4322                         break;
4323                 default:
4324                         continue;
4325                 }
4326
4327                 if (!service->do_split_routing)
4328                         need_split = true;
4329         }
4330
4331         /* Stop if there is no VPN to automatically connect.*/
4332         if (!autoconnectable_vpns) {
4333                 DBG("stopping, no autoconnectable VPNs found");
4334                 goto out;
4335         }
4336
4337         /* Increase the attempt count up to the threshold.*/
4338         if (attempts < VPN_AUTOCONNECT_TIMEOUT_ATTEMPTS_THRESHOLD)
4339                 attempts++;
4340
4341         /*
4342          * Timeout increases with 1s after VPN_AUTOCONNECT_TIMEOUT_STEP amount
4343          * of attempts made. After VPN_AUTOCONNECT_TIMEOUT_ATTEMPTS_THRESHOLD is
4344          * reached the delay does not increase.
4345          */
4346         timeout = timeout + (int)(attempts / VPN_AUTOCONNECT_TIMEOUT_STEP);
4347
4348         /* Re add this to main loop */
4349         vpn_autoconnect_id =
4350                 g_timeout_add_seconds(timeout, run_vpn_auto_connect,
4351                         GINT_TO_POINTER(attempts));
4352
4353         DBG("re-added to main loop, next VPN autoconnect in %d seconds (#%d)",
4354                 timeout, attempts);
4355
4356         return G_SOURCE_REMOVE;
4357
4358 out:
4359         vpn_autoconnect_id = 0;
4360         return G_SOURCE_REMOVE;
4361 }
4362
4363 static void vpn_auto_connect(void)
4364 {
4365         /*
4366          * Remove existing autoconnect from main loop to reset the attempt
4367          * counter in order to get VPN connected when there is a network change.
4368          */
4369         if (vpn_autoconnect_id) {
4370                 if (!g_source_remove(vpn_autoconnect_id))
4371                         return;
4372         }
4373
4374         vpn_autoconnect_id =
4375                 g_idle_add(run_vpn_auto_connect, NULL);
4376 }
4377
4378 bool
4379 __connman_service_is_provider_pending(struct connman_service *service)
4380 {
4381         if (!service)
4382                 return false;
4383
4384         if (service->provider_pending)
4385                 return true;
4386
4387         return false;
4388 }
4389
4390 void __connman_service_set_provider_pending(struct connman_service *service,
4391                                                         DBusMessage *msg)
4392 {
4393         if (service->provider_pending) {
4394                 DBG("service %p provider pending msg %p already exists",
4395                         service, service->provider_pending);
4396                 return;
4397         }
4398
4399         service->provider_pending = msg;
4400 }
4401
4402 static void check_pending_msg(struct connman_service *service)
4403 {
4404         if (!service->pending)
4405                 return;
4406
4407         DBG("service %p pending msg %p already exists", service,
4408                                                 service->pending);
4409         dbus_message_unref(service->pending);
4410 }
4411
4412 void __connman_service_set_hidden_data(struct connman_service *service,
4413                                                         gpointer user_data)
4414 {
4415         DBusMessage *pending = user_data;
4416
4417         DBG("service %p pending %p", service, pending);
4418
4419         if (!pending)
4420                 return;
4421
4422         check_pending_msg(service);
4423
4424         service->pending = pending;
4425 }
4426
4427 void __connman_service_return_error(struct connman_service *service,
4428                                 int error, gpointer user_data)
4429 {
4430         DBG("service %p error %d user_data %p", service, error, user_data);
4431
4432         __connman_service_set_hidden_data(service, user_data);
4433
4434         reply_pending(service, error);
4435 }
4436
4437 static gboolean connect_timeout(gpointer user_data)
4438 {
4439         struct connman_service *service = user_data;
4440         bool autoconnect = false;
4441
4442         DBG("service %p", service);
4443
4444         service->timeout = 0;
4445
4446         if (service->network)
4447                 __connman_network_disconnect(service->network);
4448         else if (service->provider)
4449                 connman_provider_disconnect(service->provider);
4450
4451         __connman_stats_service_unregister(service);
4452
4453         if (service->pending) {
4454                 DBusMessage *reply;
4455
4456                 reply = __connman_error_operation_timeout(service->pending);
4457                 if (reply)
4458                         g_dbus_send_message(connection, reply);
4459
4460                 dbus_message_unref(service->pending);
4461                 service->pending = NULL;
4462         } else
4463                 autoconnect = true;
4464
4465         __connman_service_ipconfig_indicate_state(service,
4466                                         CONNMAN_SERVICE_STATE_FAILURE,
4467                                         CONNMAN_IPCONFIG_TYPE_IPV4);
4468         __connman_service_ipconfig_indicate_state(service,
4469                                         CONNMAN_SERVICE_STATE_FAILURE,
4470                                         CONNMAN_IPCONFIG_TYPE_IPV6);
4471
4472         if (autoconnect &&
4473                         service->connect_reason !=
4474                                 CONNMAN_SERVICE_CONNECT_REASON_USER)
4475                 do_auto_connect(service, CONNMAN_SERVICE_CONNECT_REASON_AUTO);
4476
4477         return FALSE;
4478 }
4479
4480 static DBusMessage *connect_service(DBusConnection *conn,
4481                                         DBusMessage *msg, void *user_data)
4482 {
4483         struct connman_service *service = user_data;
4484         int index, err = 0;
4485         GList *list;
4486
4487         DBG("service %p", service);
4488
4489         if (service->pending)
4490                 return __connman_error_in_progress(msg);
4491
4492         index = __connman_service_get_index(service);
4493
4494         for (list = service_list; list; list = list->next) {
4495                 struct connman_service *temp = list->data;
4496
4497                 if (!is_connecting(temp->state) && !is_connected(temp->state))
4498                         break;
4499
4500                 if (service == temp)
4501                         continue;
4502
4503                 if (service->type != temp->type)
4504                         continue;
4505
4506                 if (__connman_service_get_index(temp) == index &&
4507                                 __connman_service_disconnect(temp) == -EINPROGRESS)
4508                         err = -EINPROGRESS;
4509
4510         }
4511         if (err == -EINPROGRESS)
4512                 return __connman_error_operation_timeout(msg);
4513
4514         service->ignore = false;
4515
4516         service->pending = dbus_message_ref(msg);
4517
4518         err = __connman_service_connect(service,
4519                         CONNMAN_SERVICE_CONNECT_REASON_USER);
4520
4521         if (err != -EINPROGRESS)
4522                 reply_pending(service, -err);
4523
4524         return NULL;
4525 }
4526
4527 static DBusMessage *disconnect_service(DBusConnection *conn,
4528                                         DBusMessage *msg, void *user_data)
4529 {
4530         struct connman_service *service = user_data;
4531         int err;
4532
4533         DBG("service %p", service);
4534
4535         service->ignore = true;
4536
4537         err = __connman_service_disconnect(service);
4538         if (err < 0 && err != -EINPROGRESS)
4539                 return __connman_error_failed(msg, -err);
4540
4541         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
4542 }
4543
4544 bool __connman_service_remove(struct connman_service *service)
4545 {
4546         if (service->type == CONNMAN_SERVICE_TYPE_ETHERNET ||
4547                         service->type == CONNMAN_SERVICE_TYPE_GADGET)
4548                 return false;
4549
4550         if (service->immutable || service->hidden ||
4551                         __connman_provider_is_immutable(service->provider))
4552                 return false;
4553
4554         if (!service->favorite && !is_idle(service->state))
4555                 return false;
4556
4557         __connman_service_disconnect(service);
4558
4559         g_free(service->passphrase);
4560         service->passphrase = NULL;
4561
4562         g_free(service->identity);
4563         service->identity = NULL;
4564
4565         g_free(service->anonymous_identity);
4566         service->anonymous_identity = NULL;
4567
4568         g_free(service->subject_match);
4569         service->subject_match = NULL;
4570
4571         g_free(service->altsubject_match);
4572         service->altsubject_match = NULL;
4573
4574         g_free(service->domain_suffix_match);
4575         service->domain_suffix_match = NULL;
4576
4577         g_free(service->domain_match);
4578         service->domain_match = NULL;
4579
4580         g_free(service->agent_identity);
4581         service->agent_identity = NULL;
4582
4583         g_free(service->eap);
4584         service->eap = NULL;
4585
4586         service->error = CONNMAN_SERVICE_ERROR_UNKNOWN;
4587
4588         __connman_service_set_favorite(service, false);
4589
4590         __connman_ipconfig_ipv6_reset_privacy(service->ipconfig_ipv6);
4591
4592         service_save(service);
4593
4594         return true;
4595 }
4596
4597 static DBusMessage *remove_service(DBusConnection *conn,
4598                                         DBusMessage *msg, void *user_data)
4599 {
4600         struct connman_service *service = user_data;
4601
4602         DBG("service %p", service);
4603
4604         if (!__connman_service_remove(service))
4605                 return __connman_error_not_supported(msg);
4606
4607         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
4608 }
4609
4610 static bool check_suitable_state(enum connman_service_state a,
4611                                         enum connman_service_state b)
4612 {
4613         /*
4614          * Special check so that "ready" service can be moved before
4615          * "online" one.
4616          */
4617         if ((a == CONNMAN_SERVICE_STATE_ONLINE &&
4618                         b == CONNMAN_SERVICE_STATE_READY) ||
4619                 (b == CONNMAN_SERVICE_STATE_ONLINE &&
4620                         a == CONNMAN_SERVICE_STATE_READY))
4621                 return true;
4622
4623         return a == b;
4624 }
4625
4626 static void downgrade_state(struct connman_service *service)
4627 {
4628         if (!service)
4629                 return;
4630
4631         DBG("service %p state4 %d state6 %d", service, service->state_ipv4,
4632                                                 service->state_ipv6);
4633
4634         if (service->state_ipv4 == CONNMAN_SERVICE_STATE_ONLINE)
4635                 __connman_service_ipconfig_indicate_state(service,
4636                                                 CONNMAN_SERVICE_STATE_READY,
4637                                                 CONNMAN_IPCONFIG_TYPE_IPV4);
4638
4639         if (service->state_ipv6 == CONNMAN_SERVICE_STATE_ONLINE)
4640                 __connman_service_ipconfig_indicate_state(service,
4641                                                 CONNMAN_SERVICE_STATE_READY,
4642                                                 CONNMAN_IPCONFIG_TYPE_IPV6);
4643 }
4644
4645 static void apply_relevant_default_downgrade(struct connman_service *service)
4646 {
4647         struct connman_service *def_service;
4648
4649         def_service = connman_service_get_default();
4650         if (!def_service)
4651                 return;
4652
4653         if (def_service == service &&
4654                         def_service->state == CONNMAN_SERVICE_STATE_ONLINE) {
4655                 def_service->state = CONNMAN_SERVICE_STATE_READY;
4656                 __connman_notifier_leave_online(def_service->type);
4657                 state_changed(def_service);
4658         }
4659 }
4660
4661 static void switch_default_service(struct connman_service *default_service,
4662                 struct connman_service *downgrade_service)
4663 {
4664         struct connman_service *service;
4665         GList *src, *dst;
4666
4667         apply_relevant_default_downgrade(default_service);
4668         src = g_list_find(service_list, downgrade_service);
4669         dst = g_list_find(service_list, default_service);
4670
4671         /* Nothing to do */
4672         if (src == dst || src->next == dst)
4673                 return;
4674
4675         service = src->data;
4676         service_list = g_list_delete_link(service_list, src);
4677         service_list = g_list_insert_before(service_list, dst, service);
4678
4679         downgrade_state(downgrade_service);
4680 }
4681
4682 static struct _services_notify {
4683         int id;
4684         GHashTable *add;
4685         GHashTable *remove;
4686 } *services_notify;
4687
4688
4689 static void service_append_added_foreach(gpointer data, gpointer user_data)
4690 {
4691         struct connman_service *service = data;
4692         DBusMessageIter *iter = user_data;
4693
4694         if (!service || !service->path) {
4695                 DBG("service %p or path is NULL", service);
4696                 return;
4697         }
4698
4699         if (g_hash_table_lookup(services_notify->add, service->path)) {
4700                 DBG("new %s", service->path);
4701
4702                 append_struct(service, iter);
4703                 g_hash_table_remove(services_notify->add, service->path);
4704         } else {
4705                 DBG("changed %s", service->path);
4706
4707                 append_struct_service(iter, NULL, service);
4708         }
4709 }
4710
4711 static void service_append_ordered(DBusMessageIter *iter, void *user_data)
4712 {
4713         g_list_foreach(service_list, service_append_added_foreach, iter);
4714 }
4715
4716 static void append_removed(gpointer key, gpointer value, gpointer user_data)
4717 {
4718         char *objpath = key;
4719         DBusMessageIter *iter = user_data;
4720
4721         DBG("removed %s", objpath);
4722         dbus_message_iter_append_basic(iter, DBUS_TYPE_OBJECT_PATH, &objpath);
4723 }
4724
4725 static void service_append_removed(DBusMessageIter *iter, void *user_data)
4726 {
4727         g_hash_table_foreach(services_notify->remove, append_removed, iter);
4728 }
4729
4730 static gboolean service_send_changed(gpointer data)
4731 {
4732         DBusMessage *signal;
4733
4734         DBG("");
4735
4736         services_notify->id = 0;
4737
4738         signal = dbus_message_new_signal(CONNMAN_MANAGER_PATH,
4739                         CONNMAN_MANAGER_INTERFACE, "ServicesChanged");
4740         if (!signal)
4741                 return FALSE;
4742
4743         __connman_dbus_append_objpath_dict_array(signal,
4744                                         service_append_ordered, NULL);
4745         __connman_dbus_append_objpath_array(signal,
4746                                         service_append_removed, NULL);
4747
4748         dbus_connection_send(connection, signal, NULL);
4749         dbus_message_unref(signal);
4750
4751         g_hash_table_remove_all(services_notify->remove);
4752         g_hash_table_remove_all(services_notify->add);
4753
4754         return FALSE;
4755 }
4756
4757 static void service_schedule_changed(void)
4758 {
4759         if (services_notify->id != 0)
4760                 return;
4761
4762         services_notify->id = g_timeout_add(100, service_send_changed, NULL);
4763 }
4764
4765 static DBusMessage *move_service(DBusConnection *conn,
4766                                         DBusMessage *msg, void *user_data,
4767                                                                 bool before)
4768 {
4769         struct connman_service *service = user_data;
4770         struct connman_service *target;
4771         const char *path;
4772         enum connman_ipconfig_method target4, target6;
4773         enum connman_ipconfig_method service4, service6;
4774
4775         DBG("service %p", service);
4776
4777         dbus_message_get_args(msg, NULL, DBUS_TYPE_OBJECT_PATH, &path,
4778                                                         DBUS_TYPE_INVALID);
4779
4780         if (!service->favorite)
4781                 return __connman_error_not_supported(msg);
4782
4783         target = find_service(path);
4784         if (!target || !target->favorite || target == service)
4785                 return __connman_error_invalid_service(msg);
4786
4787         if (target->type == CONNMAN_SERVICE_TYPE_VPN) {
4788                 /*
4789                  * We only allow VPN route splitting if there are
4790                  * routes defined for a given VPN.
4791                  */
4792                 if (!__connman_provider_check_routes(target->provider)) {
4793                         connman_info("Cannot move service. "
4794                                 "No routes defined for provider %s",
4795                                 __connman_provider_get_ident(target->provider));
4796                         return __connman_error_invalid_service(msg);
4797                 }
4798
4799                 set_split_routing(target, true);
4800         } else
4801                 set_split_routing(target, false);
4802
4803         set_split_routing(service, false);
4804
4805         target4 = __connman_ipconfig_get_method(target->ipconfig_ipv4);
4806         target6 = __connman_ipconfig_get_method(target->ipconfig_ipv6);
4807         service4 = __connman_ipconfig_get_method(service->ipconfig_ipv4);
4808         service6 = __connman_ipconfig_get_method(service->ipconfig_ipv6);
4809
4810         DBG("target %s method %d/%d state %d/%d split %d", target->identifier,
4811                 target4, target6, target->state_ipv4, target->state_ipv6,
4812                 target->do_split_routing);
4813
4814         DBG("service %s method %d/%d state %d/%d", service->identifier,
4815                                 service4, service6,
4816                                 service->state_ipv4, service->state_ipv6);
4817
4818         /*
4819          * If method is OFF, then we do not need to check the corresponding
4820          * ipconfig state.
4821          */
4822         if (target4 == CONNMAN_IPCONFIG_METHOD_OFF) {
4823                 if (service6 != CONNMAN_IPCONFIG_METHOD_OFF) {
4824                         if (!check_suitable_state(target->state_ipv6,
4825                                                         service->state_ipv6))
4826                                 return __connman_error_invalid_service(msg);
4827                 }
4828         }
4829
4830         if (target6 == CONNMAN_IPCONFIG_METHOD_OFF) {
4831                 if (service4 != CONNMAN_IPCONFIG_METHOD_OFF) {
4832                         if (!check_suitable_state(target->state_ipv4,
4833                                                         service->state_ipv4))
4834                                 return __connman_error_invalid_service(msg);
4835                 }
4836         }
4837
4838         if (service4 == CONNMAN_IPCONFIG_METHOD_OFF) {
4839                 if (target6 != CONNMAN_IPCONFIG_METHOD_OFF) {
4840                         if (!check_suitable_state(target->state_ipv6,
4841                                                         service->state_ipv6))
4842                                 return __connman_error_invalid_service(msg);
4843                 }
4844         }
4845
4846         if (service6 == CONNMAN_IPCONFIG_METHOD_OFF) {
4847                 if (target4 != CONNMAN_IPCONFIG_METHOD_OFF) {
4848                         if (!check_suitable_state(target->state_ipv4,
4849                                                         service->state_ipv4))
4850                                 return __connman_error_invalid_service(msg);
4851                 }
4852         }
4853
4854         gettimeofday(&service->modified, NULL);
4855         service_save(service);
4856         service_save(target);
4857
4858         /*
4859          * If the service which goes down is the default service and is
4860          * online, we downgrade directly its state to ready so:
4861          * the service which goes up, needs to recompute its state which
4862          * is triggered via downgrading it - if relevant - to state ready.
4863          */
4864         if (before)
4865                 switch_default_service(target, service);
4866         else
4867                 switch_default_service(service, target);
4868
4869         __connman_connection_update_gateway();
4870
4871         service_schedule_changed();
4872
4873         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
4874 }
4875
4876 static DBusMessage *move_before(DBusConnection *conn,
4877                                         DBusMessage *msg, void *user_data)
4878 {
4879         return move_service(conn, msg, user_data, true);
4880 }
4881
4882 static DBusMessage *move_after(DBusConnection *conn,
4883                                         DBusMessage *msg, void *user_data)
4884 {
4885         return move_service(conn, msg, user_data, false);
4886 }
4887
4888 static DBusMessage *reset_counters(DBusConnection *conn,
4889                                         DBusMessage *msg, void *user_data)
4890 {
4891         struct connman_service *service = user_data;
4892
4893         reset_stats(service);
4894
4895         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
4896 }
4897
4898 static void service_schedule_added(struct connman_service *service)
4899 {
4900         DBG("service %p", service);
4901
4902         g_hash_table_remove(services_notify->remove, service->path);
4903         g_hash_table_replace(services_notify->add, service->path, service);
4904
4905         service_schedule_changed();
4906 }
4907
4908 static void service_schedule_removed(struct connman_service *service)
4909 {
4910         if (!service || !service->path) {
4911                 DBG("service %p or path is NULL", service);
4912                 return;
4913         }
4914
4915         DBG("service %p %s", service, service->path);
4916
4917         g_hash_table_remove(services_notify->add, service->path);
4918         g_hash_table_replace(services_notify->remove, g_strdup(service->path),
4919                         NULL);
4920
4921         service_schedule_changed();
4922 }
4923
4924 static bool allow_property_changed(struct connman_service *service)
4925 {
4926         if (g_hash_table_lookup_extended(services_notify->add, service->path,
4927                                         NULL, NULL))
4928                 return false;
4929
4930         return true;
4931 }
4932
4933 static const GDBusMethodTable service_methods[] = {
4934         { GDBUS_DEPRECATED_METHOD("GetProperties",
4935                         NULL, GDBUS_ARGS({ "properties", "a{sv}" }),
4936                         get_properties) },
4937         { GDBUS_METHOD("SetProperty",
4938                         GDBUS_ARGS({ "name", "s" }, { "value", "v" }),
4939                         NULL, set_property) },
4940         { GDBUS_METHOD("ClearProperty",
4941                         GDBUS_ARGS({ "name", "s" }), NULL,
4942                         clear_property) },
4943         { GDBUS_ASYNC_METHOD("Connect", NULL, NULL,
4944                               connect_service) },
4945         { GDBUS_METHOD("Disconnect", NULL, NULL,
4946                         disconnect_service) },
4947         { GDBUS_METHOD("Remove", NULL, NULL, remove_service) },
4948         { GDBUS_METHOD("MoveBefore",
4949                         GDBUS_ARGS({ "service", "o" }), NULL,
4950                         move_before) },
4951         { GDBUS_METHOD("MoveAfter",
4952                         GDBUS_ARGS({ "service", "o" }), NULL,
4953                         move_after) },
4954         { GDBUS_METHOD("ResetCounters", NULL, NULL, reset_counters) },
4955         { },
4956 };
4957
4958 static const GDBusSignalTable service_signals[] = {
4959         { GDBUS_SIGNAL("PropertyChanged",
4960                         GDBUS_ARGS({ "name", "s" }, { "value", "v" })) },
4961         { },
4962 };
4963
4964 static void service_free(gpointer user_data)
4965 {
4966         struct connman_service *service = user_data;
4967         char *path = service->path;
4968
4969         DBG("service %p", service);
4970
4971         reply_pending(service, ENOENT);
4972
4973         if (service->nameservers_timeout) {
4974                 g_source_remove(service->nameservers_timeout);
4975                 dns_changed(service);
4976         }
4977
4978         __connman_notifier_service_remove(service);
4979         service_schedule_removed(service);
4980
4981         __connman_wispr_stop(service);
4982         stats_stop(service);
4983
4984         service->path = NULL;
4985
4986         if (path) {
4987                 __connman_connection_update_gateway();
4988
4989                 g_dbus_unregister_interface(connection, path,
4990                                                 CONNMAN_SERVICE_INTERFACE);
4991                 g_free(path);
4992         }
4993
4994         g_hash_table_destroy(service->counter_table);
4995
4996         if (service->network) {
4997                 __connman_network_disconnect(service->network);
4998                 connman_network_unref(service->network);
4999                 service->network = NULL;
5000         }
5001
5002         if (service->provider)
5003                 connman_provider_unref(service->provider);
5004
5005         if (service->ipconfig_ipv4) {
5006                 __connman_ipconfig_set_ops(service->ipconfig_ipv4, NULL);
5007                 __connman_ipconfig_set_data(service->ipconfig_ipv4, NULL);
5008                 __connman_ipconfig_unref(service->ipconfig_ipv4);
5009                 service->ipconfig_ipv4 = NULL;
5010         }
5011
5012         if (service->ipconfig_ipv6) {
5013                 __connman_ipconfig_set_ops(service->ipconfig_ipv6, NULL);
5014                 __connman_ipconfig_set_data(service->ipconfig_ipv6, NULL);
5015                 __connman_ipconfig_unref(service->ipconfig_ipv6);
5016                 service->ipconfig_ipv6 = NULL;
5017         }
5018
5019         g_strfreev(service->timeservers);
5020         g_strfreev(service->timeservers_config);
5021         g_strfreev(service->nameservers);
5022         g_strfreev(service->nameservers_config);
5023         g_strfreev(service->nameservers_auto);
5024         g_strfreev(service->domains);
5025         g_strfreev(service->proxies);
5026         g_strfreev(service->excludes);
5027
5028         g_free(service->hostname);
5029         g_free(service->domainname);
5030         g_free(service->pac);
5031         g_free(service->name);
5032         g_free(service->passphrase);
5033         g_free(service->identifier);
5034         g_free(service->eap);
5035         g_free(service->identity);
5036         g_free(service->anonymous_identity);
5037         g_free(service->agent_identity);
5038         g_free(service->ca_cert_file);
5039         g_free(service->subject_match);
5040         g_free(service->altsubject_match);
5041         g_free(service->domain_suffix_match);
5042         g_free(service->domain_match);
5043         g_free(service->client_cert_file);
5044         g_free(service->private_key_file);
5045         g_free(service->private_key_passphrase);
5046         g_free(service->phase2);
5047         g_free(service->config_file);
5048         g_free(service->config_entry);
5049
5050         if (service->stats.timer)
5051                 g_timer_destroy(service->stats.timer);
5052         if (service->stats_roaming.timer)
5053                 g_timer_destroy(service->stats_roaming.timer);
5054
5055         if (current_default == service)
5056                 current_default = NULL;
5057
5058         g_free(service);
5059 }
5060
5061 static void stats_init(struct connman_service *service)
5062 {
5063         /* home */
5064         service->stats.valid = false;
5065         service->stats.enabled = false;
5066         service->stats.timer = g_timer_new();
5067
5068         /* roaming */
5069         service->stats_roaming.valid = false;
5070         service->stats_roaming.enabled = false;
5071         service->stats_roaming.timer = g_timer_new();
5072 }
5073
5074 static void service_initialize(struct connman_service *service)
5075 {
5076         DBG("service %p", service);
5077
5078         service->refcount = 1;
5079
5080         service->error = CONNMAN_SERVICE_ERROR_UNKNOWN;
5081
5082         service->type     = CONNMAN_SERVICE_TYPE_UNKNOWN;
5083         service->security = CONNMAN_SERVICE_SECURITY_UNKNOWN;
5084
5085         service->state = CONNMAN_SERVICE_STATE_UNKNOWN;
5086         service->state_ipv4 = CONNMAN_SERVICE_STATE_UNKNOWN;
5087         service->state_ipv6 = CONNMAN_SERVICE_STATE_UNKNOWN;
5088
5089         service->favorite  = false;
5090         service->immutable = false;
5091         service->hidden = false;
5092
5093         service->ignore = false;
5094
5095         service->connect_reason = CONNMAN_SERVICE_CONNECT_REASON_NONE;
5096
5097         service->order = 0;
5098
5099         stats_init(service);
5100
5101         service->provider = NULL;
5102
5103         service->wps = false;
5104         service->wps_advertizing = false;
5105 }
5106
5107 /**
5108  * connman_service_create:
5109  *
5110  * Allocate a new service.
5111  *
5112  * Returns: a newly-allocated #connman_service structure
5113  */
5114 struct connman_service *connman_service_create(void)
5115 {
5116         GSList *list;
5117         struct connman_stats_counter *counters;
5118         const char *counter;
5119
5120         struct connman_service *service;
5121
5122         service = g_try_new0(struct connman_service, 1);
5123         if (!service)
5124                 return NULL;
5125
5126         DBG("service %p", service);
5127
5128         service->counter_table = g_hash_table_new_full(g_str_hash,
5129                                                 g_str_equal, NULL, g_free);
5130
5131         for (list = counter_list; list; list = list->next) {
5132                 counter = list->data;
5133
5134                 counters = g_try_new0(struct connman_stats_counter, 1);
5135                 if (!counters) {
5136                         g_hash_table_destroy(service->counter_table);
5137                         g_free(service);
5138                         return NULL;
5139                 }
5140
5141                 counters->append_all = true;
5142
5143                 g_hash_table_replace(service->counter_table, (gpointer)counter,
5144                                 counters);
5145         }
5146
5147         service_initialize(service);
5148
5149         return service;
5150 }
5151
5152 /**
5153  * connman_service_ref:
5154  * @service: service structure
5155  *
5156  * Increase reference counter of service
5157  */
5158 struct connman_service *
5159 connman_service_ref_debug(struct connman_service *service,
5160                         const char *file, int line, const char *caller)
5161 {
5162         DBG("%p ref %d by %s:%d:%s()", service, service->refcount + 1,
5163                 file, line, caller);
5164
5165         __sync_fetch_and_add(&service->refcount, 1);
5166
5167         return service;
5168 }
5169
5170 /**
5171  * connman_service_unref:
5172  * @service: service structure
5173  *
5174  * Decrease reference counter of service and release service if no
5175  * longer needed.
5176  */
5177 void connman_service_unref_debug(struct connman_service *service,
5178                         const char *file, int line, const char *caller)
5179 {
5180         DBG("%p ref %d by %s:%d:%s()", service, service->refcount - 1,
5181                 file, line, caller);
5182
5183         if (__sync_fetch_and_sub(&service->refcount, 1) != 1)
5184                 return;
5185
5186         service_list = g_list_remove(service_list, service);
5187
5188         __connman_service_disconnect(service);
5189
5190         g_hash_table_remove(service_hash, service->identifier);
5191 }
5192
5193 static gint service_compare(gconstpointer a, gconstpointer b)
5194 {
5195         struct connman_service *service_a = (void *) a;
5196         struct connman_service *service_b = (void *) b;
5197         enum connman_service_state state_a, state_b;
5198         bool a_connected, b_connected;
5199         gint strength;
5200
5201         state_a = service_a->state;
5202         state_b = service_b->state;
5203         a_connected = is_connected(state_a);
5204         b_connected = is_connected(state_b);
5205
5206         if (a_connected && b_connected) {
5207                 if (service_a->order > service_b->order)
5208                         return -1;
5209
5210                 if (service_a->order < service_b->order)
5211                         return 1;
5212         }
5213
5214         if (state_a != state_b) {
5215                 if (a_connected && b_connected) {
5216                         /* We prefer online over ready state */
5217                         if (state_a == CONNMAN_SERVICE_STATE_ONLINE)
5218                                 return -1;
5219
5220                         if (state_b == CONNMAN_SERVICE_STATE_ONLINE)
5221                                 return 1;
5222                 }
5223
5224                 if (a_connected)
5225                         return -1;
5226                 if (b_connected)
5227                         return 1;
5228
5229                 if (is_connecting(state_a))
5230                         return -1;
5231                 if (is_connecting(state_b))
5232                         return 1;
5233         }
5234
5235         if (service_a->favorite && !service_b->favorite)
5236                 return -1;
5237
5238         if (!service_a->favorite && service_b->favorite)
5239                 return 1;
5240
5241         if (service_a->type != service_b->type) {
5242                 unsigned int *tech_array;
5243                 int i;
5244
5245                 tech_array = connman_setting_get_uint_list(
5246                                                 "PreferredTechnologies");
5247                 if (tech_array) {
5248                         for (i = 0; tech_array[i]; i++) {
5249                                 if (tech_array[i] == service_a->type)
5250                                         return -1;
5251
5252                                 if (tech_array[i] == service_b->type)
5253                                         return 1;
5254                         }
5255                 }
5256
5257                 if (service_a->type == CONNMAN_SERVICE_TYPE_ETHERNET)
5258                         return -1;
5259                 if (service_b->type == CONNMAN_SERVICE_TYPE_ETHERNET)
5260                         return 1;
5261
5262                 if (service_a->type == CONNMAN_SERVICE_TYPE_WIFI)
5263                         return -1;
5264                 if (service_b->type == CONNMAN_SERVICE_TYPE_WIFI)
5265                         return 1;
5266
5267                 if (service_a->type == CONNMAN_SERVICE_TYPE_CELLULAR)
5268                         return -1;
5269                 if (service_b->type == CONNMAN_SERVICE_TYPE_CELLULAR)
5270                         return 1;
5271
5272                 if (service_a->type == CONNMAN_SERVICE_TYPE_BLUETOOTH)
5273                         return -1;
5274                 if (service_b->type == CONNMAN_SERVICE_TYPE_BLUETOOTH)
5275                         return 1;
5276
5277                 if (service_a->type == CONNMAN_SERVICE_TYPE_VPN)
5278                         return -1;
5279                 if (service_b->type == CONNMAN_SERVICE_TYPE_VPN)
5280                         return 1;
5281
5282                 if (service_a->type == CONNMAN_SERVICE_TYPE_GADGET)
5283                         return -1;
5284                 if (service_b->type == CONNMAN_SERVICE_TYPE_GADGET)
5285                         return 1;
5286         }
5287
5288         strength = (gint) service_b->strength - (gint) service_a->strength;
5289         if (strength)
5290                 return strength;
5291
5292         return g_strcmp0(service_a->name, service_b->name);
5293 }
5294
5295 static void service_list_sort(void)
5296 {
5297         if (service_list && service_list->next) {
5298                 service_list = g_list_sort(service_list, service_compare);
5299                 service_schedule_changed();
5300         }
5301 }
5302
5303 int __connman_service_compare(const struct connman_service *a,
5304                                         const struct connman_service *b)
5305 {
5306         return service_compare(a, b);
5307 }
5308
5309 /**
5310  * connman_service_get_type:
5311  * @service: service structure
5312  *
5313  * Get the type of service
5314  */
5315 enum connman_service_type connman_service_get_type(struct connman_service *service)
5316 {
5317         if (!service)
5318                 return CONNMAN_SERVICE_TYPE_UNKNOWN;
5319
5320         return service->type;
5321 }
5322
5323 /**
5324  * connman_service_get_interface:
5325  * @service: service structure
5326  *
5327  * Get network interface of service
5328  */
5329 char *connman_service_get_interface(struct connman_service *service)
5330 {
5331         int index;
5332
5333         if (!service)
5334                 return NULL;
5335
5336         index = __connman_service_get_index(service);
5337
5338         return connman_inet_ifname(index);
5339 }
5340
5341 /**
5342  * connman_service_get_network:
5343  * @service: service structure
5344  *
5345  * Get the service network
5346  */
5347 struct connman_network *
5348 __connman_service_get_network(struct connman_service *service)
5349 {
5350         if (!service)
5351                 return NULL;
5352
5353         return service->network;
5354 }
5355
5356 struct connman_ipconfig *
5357 __connman_service_get_ip4config(struct connman_service *service)
5358 {
5359         if (!service)
5360                 return NULL;
5361
5362         return service->ipconfig_ipv4;
5363 }
5364
5365 struct connman_ipconfig *
5366 __connman_service_get_ip6config(struct connman_service *service)
5367 {
5368         if (!service)
5369                 return NULL;
5370
5371         return service->ipconfig_ipv6;
5372 }
5373
5374 struct connman_ipconfig *
5375 __connman_service_get_ipconfig(struct connman_service *service, int family)
5376 {
5377         if (family == AF_INET)
5378                 return __connman_service_get_ip4config(service);
5379         else if (family == AF_INET6)
5380                 return __connman_service_get_ip6config(service);
5381         else
5382                 return NULL;
5383
5384 }
5385
5386 bool __connman_service_is_connected_state(struct connman_service *service,
5387                                         enum connman_ipconfig_type type)
5388 {
5389         if (!service)
5390                 return false;
5391
5392         switch (type) {
5393         case CONNMAN_IPCONFIG_TYPE_UNKNOWN:
5394                 break;
5395         case CONNMAN_IPCONFIG_TYPE_IPV4:
5396                 return is_connected(service->state_ipv4);
5397         case CONNMAN_IPCONFIG_TYPE_IPV6:
5398                 return is_connected(service->state_ipv6);
5399         case CONNMAN_IPCONFIG_TYPE_ALL:
5400                 return is_connected(service->state_ipv4) &&
5401                         is_connected(service->state_ipv6);
5402         }
5403
5404         return false;
5405 }
5406 enum connman_service_security __connman_service_get_security(
5407                                 struct connman_service *service)
5408 {
5409         if (!service)
5410                 return CONNMAN_SERVICE_SECURITY_UNKNOWN;
5411
5412         return service->security;
5413 }
5414
5415 const char *__connman_service_get_phase2(struct connman_service *service)
5416 {
5417         if (!service)
5418                 return NULL;
5419
5420         return service->phase2;
5421 }
5422
5423 bool __connman_service_wps_enabled(struct connman_service *service)
5424 {
5425         if (!service)
5426                 return false;
5427
5428         return service->wps;
5429 }
5430
5431 void __connman_service_mark_dirty(void)
5432 {
5433         services_dirty = true;
5434 }
5435
5436 /**
5437  * __connman_service_set_favorite_delayed:
5438  * @service: service structure
5439  * @favorite: favorite value
5440  * @delay_ordering: do not order service sequence
5441  *
5442  * Change the favorite setting of service
5443  */
5444 int __connman_service_set_favorite_delayed(struct connman_service *service,
5445                                         bool favorite,
5446                                         bool delay_ordering)
5447 {
5448         if (service->hidden)
5449                 return -EOPNOTSUPP;
5450
5451         if (service->favorite == favorite)
5452                 return -EALREADY;
5453
5454         service->favorite = favorite;
5455
5456         favorite_changed(service);
5457
5458         if (!delay_ordering) {
5459
5460                 service_list_sort();
5461
5462                 __connman_connection_update_gateway();
5463         }
5464
5465         return 0;
5466 }
5467
5468 /**
5469  * __connman_service_set_favorite:
5470  * @service: service structure
5471  * @favorite: favorite value
5472  *
5473  * Change the favorite setting of service
5474  */
5475 int __connman_service_set_favorite(struct connman_service *service,
5476                                                 bool favorite)
5477 {
5478         return __connman_service_set_favorite_delayed(service, favorite,
5479                                                         false);
5480 }
5481
5482 bool connman_service_get_favorite(struct connman_service *service)
5483 {
5484         return service->favorite;
5485 }
5486
5487 bool connman_service_get_autoconnect(struct connman_service *service)
5488 {
5489         return service->autoconnect;
5490 }
5491
5492 int __connman_service_set_immutable(struct connman_service *service,
5493                                                 bool immutable)
5494 {
5495         if (service->hidden)
5496                 return -EOPNOTSUPP;
5497
5498         if (service->immutable == immutable)
5499                 return 0;
5500
5501         service->immutable = immutable;
5502
5503         immutable_changed(service);
5504
5505         return 0;
5506 }
5507
5508 int __connman_service_set_ignore(struct connman_service *service,
5509                                                 bool ignore)
5510 {
5511         if (!service)
5512                 return -EINVAL;
5513
5514         service->ignore = ignore;
5515
5516         return 0;
5517 }
5518
5519 void __connman_service_set_string(struct connman_service *service,
5520                                   const char *key, const char *value)
5521 {
5522         if (service->hidden)
5523                 return;
5524         if (g_str_equal(key, "EAP")) {
5525                 g_free(service->eap);
5526                 service->eap = g_strdup(value);
5527         } else if (g_str_equal(key, "Identity")) {
5528                 g_free(service->identity);
5529                 service->identity = g_strdup(value);
5530         } else if (g_str_equal(key, "AnonymousIdentity")) {
5531                 g_free(service->anonymous_identity);
5532                 service->anonymous_identity = g_strdup(value);
5533         } else if (g_str_equal(key, "CACertFile")) {
5534                 g_free(service->ca_cert_file);
5535                 service->ca_cert_file = g_strdup(value);
5536         } else if (g_str_equal(key, "SubjectMatch")) {
5537                 g_free(service->subject_match);
5538                 service->subject_match = g_strdup(value);
5539         } else if (g_str_equal(key, "AltSubjectMatch")) {
5540                 g_free(service->altsubject_match);
5541                 service->altsubject_match = g_strdup(value);
5542         } else if (g_str_equal(key, "DomainSuffixMatch")) {
5543                 g_free(service->domain_suffix_match);
5544                 service->domain_suffix_match = g_strdup(value);
5545         } else if (g_str_equal(key, "DomainMatch")) {
5546                 g_free(service->domain_match);
5547                 service->domain_match = g_strdup(value);
5548         } else if (g_str_equal(key, "ClientCertFile")) {
5549                 g_free(service->client_cert_file);
5550                 service->client_cert_file = g_strdup(value);
5551         } else if (g_str_equal(key, "PrivateKeyFile")) {
5552                 g_free(service->private_key_file);
5553                 service->private_key_file = g_strdup(value);
5554         } else if (g_str_equal(key, "PrivateKeyPassphrase")) {
5555                 g_free(service->private_key_passphrase);
5556                 service->private_key_passphrase = g_strdup(value);
5557         } else if (g_str_equal(key, "Phase2")) {
5558                 g_free(service->phase2);
5559                 service->phase2 = g_strdup(value);
5560         } else if (g_str_equal(key, "Passphrase"))
5561                 __connman_service_set_passphrase(service, value);
5562 }
5563
5564 void __connman_service_set_search_domains(struct connman_service *service,
5565                                         char **domains)
5566 {
5567         searchdomain_remove_all(service);
5568
5569         if (service->domains)
5570                 g_strfreev(service->domains);
5571
5572         service->domains = g_strdupv(domains);
5573
5574         searchdomain_add_all(service);
5575 }
5576
5577 int __connman_service_set_mdns(struct connman_service *service,
5578                         bool enabled)
5579 {
5580         service->mdns_config = enabled;
5581
5582         return set_mdns(service, enabled);
5583 }
5584
5585 static void report_error_cb(void *user_context, bool retry,
5586                                                         void *user_data)
5587 {
5588         struct connman_service *service = user_context;
5589
5590         if (retry)
5591                 __connman_service_connect(service,
5592                                         CONNMAN_SERVICE_CONNECT_REASON_USER);
5593         else {
5594                 /* It is not relevant to stay on Failure state
5595                  * when failing is due to wrong user input */
5596                 __connman_service_clear_error(service);
5597
5598                 service_complete(service);
5599                 __connman_connection_update_gateway();
5600         }
5601 }
5602
5603 static int check_wpspin(struct connman_service *service, const char *wpspin)
5604 {
5605         int length;
5606         guint i;
5607
5608         if (!wpspin)
5609                 return 0;
5610
5611         length = strlen(wpspin);
5612
5613         /* If 0, it will mean user wants to use PBC method */
5614         if (length == 0) {
5615                 connman_network_set_string(service->network,
5616                                                         "WiFi.PinWPS", NULL);
5617                 return 0;
5618         }
5619
5620         /* A WPS PIN is always 8 chars length,
5621          * its content is in digit representation.
5622          */
5623         if (length != 8)
5624                 return -ENOKEY;
5625
5626         for (i = 0; i < 8; i++)
5627                 if (!isdigit((unsigned char) wpspin[i]))
5628                         return -ENOKEY;
5629
5630         connman_network_set_string(service->network, "WiFi.PinWPS", wpspin);
5631
5632         return 0;
5633 }
5634
5635 static void request_input_cb(struct connman_service *service,
5636                         bool values_received,
5637                         const char *name, int name_len,
5638                         const char *identity, const char *passphrase,
5639                         bool wps, const char *wpspin,
5640                         const char *error, void *user_data)
5641 {
5642         struct connman_device *device;
5643         const char *security;
5644         int err = 0;
5645
5646         DBG("RequestInput return, %p", service);
5647
5648         if (error) {
5649                 DBG("error: %s", error);
5650
5651                 if (g_strcmp0(error,
5652                                 "net.connman.Agent.Error.Canceled") == 0) {
5653                         err = -ECONNABORTED;
5654
5655                         if (service->hidden)
5656                                 __connman_service_return_error(service,
5657                                                         ECONNABORTED,
5658                                                         user_data);
5659                 } else {
5660                         err = -ETIMEDOUT;
5661
5662                         if (service->hidden)
5663                                 __connman_service_return_error(service,
5664                                                         ETIMEDOUT, user_data);
5665                 }
5666
5667                 goto done;
5668         }
5669
5670         if (service->hidden && name_len > 0 && name_len <= 32) {
5671                 device = connman_network_get_device(service->network);
5672                 security = connman_network_get_string(service->network,
5673                                                         "WiFi.Security");
5674                 err = __connman_device_request_hidden_scan(device,
5675                                                 name, name_len,
5676                                                 identity, passphrase,
5677                                                 security, user_data);
5678                 if (err < 0)
5679                         __connman_service_return_error(service, -err,
5680                                                         user_data);
5681         }
5682
5683         if (!values_received || service->hidden) {
5684                 err = -EINVAL;
5685                 goto done;
5686         }
5687
5688         if (wps && service->network) {
5689                 err = check_wpspin(service, wpspin);
5690                 if (err < 0)
5691                         goto done;
5692
5693                 connman_network_set_bool(service->network, "WiFi.UseWPS", wps);
5694         }
5695
5696         if (identity)
5697                 __connman_service_set_agent_identity(service, identity);
5698
5699         if (passphrase)
5700                 err = __connman_service_set_passphrase(service, passphrase);
5701
5702  done:
5703         if (err >= 0) {
5704                 /* We forget any previous error. */
5705                 set_error(service, CONNMAN_SERVICE_ERROR_UNKNOWN);
5706
5707                 __connman_service_connect(service,
5708                                         CONNMAN_SERVICE_CONNECT_REASON_USER);
5709
5710         } else if (err == -ENOKEY) {
5711                 __connman_service_indicate_error(service,
5712                                         CONNMAN_SERVICE_ERROR_INVALID_KEY);
5713         } else {
5714                 /* It is not relevant to stay on Failure state
5715                  * when failing is due to wrong user input */
5716                 service->state = CONNMAN_SERVICE_STATE_IDLE;
5717
5718                 if (!service->hidden) {
5719                         /*
5720                          * If there was a real error when requesting
5721                          * hidden scan, then that error is returned already
5722                          * to the user somewhere above so do not try to
5723                          * do this again.
5724                          */
5725                         __connman_service_return_error(service, -err,
5726                                                         user_data);
5727                 }
5728
5729                 service_complete(service);
5730                 __connman_connection_update_gateway();
5731         }
5732 }
5733
5734 static void downgrade_connected_services(void)
5735 {
5736         struct connman_service *up_service;
5737         GList *list;
5738
5739         for (list = service_list; list; list = list->next) {
5740                 up_service = list->data;
5741
5742                 if (!is_connected(up_service->state))
5743                         continue;
5744
5745                 if (up_service->state == CONNMAN_SERVICE_STATE_ONLINE)
5746                         return;
5747
5748                 downgrade_state(up_service);
5749         }
5750 }
5751
5752 static int service_update_preferred_order(struct connman_service *default_service,
5753                 struct connman_service *new_service,
5754                 enum connman_service_state new_state)
5755 {
5756         unsigned int *tech_array;
5757         int i;
5758
5759         if (!default_service || default_service == new_service ||
5760                         default_service->state != new_state)
5761                 return 0;
5762
5763         tech_array = connman_setting_get_uint_list("PreferredTechnologies");
5764         if (tech_array) {
5765
5766                 for (i = 0; tech_array[i] != 0; i += 1) {
5767                         if (default_service->type == tech_array[i])
5768                                 return -EALREADY;
5769
5770                         if (new_service->type == tech_array[i]) {
5771                                 switch_default_service(default_service,
5772                                                 new_service);
5773                                 __connman_connection_update_gateway();
5774                                 return 0;
5775                         }
5776                 }
5777         }
5778
5779         return -EALREADY;
5780 }
5781
5782 static void single_connected_tech(struct connman_service *allowed)
5783 {
5784         struct connman_service *service;
5785         GSList *services = NULL, *list;
5786         GList *iter;
5787
5788         DBG("keeping %p %s", allowed, allowed->path);
5789
5790         for (iter = service_list; iter; iter = iter->next) {
5791                 service = iter->data;
5792
5793                 if (!is_connected(service->state))
5794                         break;
5795
5796                 if (service == allowed)
5797                         continue;
5798
5799                 services = g_slist_prepend(services, service);
5800         }
5801
5802         for (list = services; list; list = list->next) {
5803                 service = list->data;
5804
5805                 DBG("disconnecting %p %s", service, service->path);
5806                 __connman_service_disconnect(service);
5807         }
5808
5809         g_slist_free(services);
5810 }
5811
5812 static const char *get_dbus_sender(struct connman_service *service)
5813 {
5814         if (!service->pending)
5815                 return NULL;
5816
5817         return dbus_message_get_sender(service->pending);
5818 }
5819
5820 static int service_indicate_state(struct connman_service *service)
5821 {
5822         enum connman_service_state old_state, new_state;
5823         struct connman_service *def_service;
5824         enum connman_ipconfig_method method;
5825         int result;
5826
5827         if (!service)
5828                 return -EINVAL;
5829
5830         old_state = service->state;
5831         new_state = combine_state(service->state_ipv4, service->state_ipv6);
5832
5833         DBG("service %p old %s - new %s/%s => %s",
5834                                         service,
5835                                         state2string(old_state),
5836                                         state2string(service->state_ipv4),
5837                                         state2string(service->state_ipv6),
5838                                         state2string(new_state));
5839
5840         if (old_state == new_state)
5841                 return -EALREADY;
5842
5843         def_service = connman_service_get_default();
5844
5845         if (new_state == CONNMAN_SERVICE_STATE_ONLINE) {
5846                 result = service_update_preferred_order(def_service,
5847                                 service, new_state);
5848                 if (result == -EALREADY)
5849                         return result;
5850         }
5851
5852         if (old_state == CONNMAN_SERVICE_STATE_ONLINE)
5853                 __connman_notifier_leave_online(service->type);
5854
5855         if (is_connected(old_state) && !is_connected(new_state))
5856                 searchdomain_remove_all(service);
5857
5858         service->state = new_state;
5859         state_changed(service);
5860
5861         if (!is_connected(old_state) && is_connected(new_state))
5862                 searchdomain_add_all(service);
5863
5864         switch(new_state) {
5865         case CONNMAN_SERVICE_STATE_UNKNOWN:
5866
5867                 break;
5868
5869         case CONNMAN_SERVICE_STATE_IDLE:
5870                 if (old_state != CONNMAN_SERVICE_STATE_DISCONNECT)
5871                         __connman_service_disconnect(service);
5872
5873                 break;
5874
5875         case CONNMAN_SERVICE_STATE_ASSOCIATION:
5876
5877                 break;
5878
5879         case CONNMAN_SERVICE_STATE_CONFIGURATION:
5880                 if (!service->new_service &&
5881                                 __connman_stats_service_register(service) == 0) {
5882                         /*
5883                          * For new services the statistics are updated after
5884                          * we have successfully connected.
5885                          */
5886                         __connman_stats_get(service, false,
5887                                                 &service->stats.data);
5888                         __connman_stats_get(service, true,
5889                                                 &service->stats_roaming.data);
5890                 }
5891
5892                 break;
5893
5894         case CONNMAN_SERVICE_STATE_READY:
5895                 set_error(service, CONNMAN_SERVICE_ERROR_UNKNOWN);
5896
5897                 if (service->new_service &&
5898                                 __connman_stats_service_register(service) == 0) {
5899                         /*
5900                          * This is normally done after configuring state
5901                          * but for new service do this after we have connected
5902                          * successfully.
5903                          */
5904                         __connman_stats_get(service, false,
5905                                                 &service->stats.data);
5906                         __connman_stats_get(service, true,
5907                                                 &service->stats_roaming.data);
5908                 }
5909
5910                 service->new_service = false;
5911
5912                 default_changed();
5913
5914                 def_service = connman_service_get_default();
5915
5916                 service_update_preferred_order(def_service, service, new_state);
5917
5918                 __connman_service_set_favorite(service, true);
5919
5920                 reply_pending(service, 0);
5921
5922                 if (service->type == CONNMAN_SERVICE_TYPE_WIFI &&
5923                         connman_network_get_bool(service->network,
5924                                                 "WiFi.UseWPS")) {
5925                         const char *pass;
5926
5927                         pass = connman_network_get_string(service->network,
5928                                                         "WiFi.Passphrase");
5929
5930                         __connman_service_set_passphrase(service, pass);
5931
5932                         connman_network_set_bool(service->network,
5933                                                         "WiFi.UseWPS", false);
5934                 }
5935
5936                 gettimeofday(&service->modified, NULL);
5937                 service_save(service);
5938
5939                 domain_changed(service);
5940                 proxy_changed(service);
5941
5942                 if (old_state != CONNMAN_SERVICE_STATE_ONLINE)
5943                         __connman_notifier_connect(service->type);
5944
5945                 method = __connman_ipconfig_get_method(service->ipconfig_ipv6);
5946                 if (method == CONNMAN_IPCONFIG_METHOD_OFF)
5947                         __connman_ipconfig_disable_ipv6(
5948                                                 service->ipconfig_ipv6);
5949
5950                 if (connman_setting_get_bool("SingleConnectedTechnology"))
5951                         single_connected_tech(service);
5952                 else if (service->type != CONNMAN_SERVICE_TYPE_VPN)
5953                         vpn_auto_connect();
5954
5955                 break;
5956
5957         case CONNMAN_SERVICE_STATE_ONLINE:
5958
5959                 break;
5960
5961         case CONNMAN_SERVICE_STATE_DISCONNECT:
5962                 set_error(service, CONNMAN_SERVICE_ERROR_UNKNOWN);
5963
5964                 reply_pending(service, ECONNABORTED);
5965
5966                 default_changed();
5967
5968                 __connman_wispr_stop(service);
5969
5970                 __connman_wpad_stop(service);
5971
5972                 domain_changed(service);
5973                 proxy_changed(service);
5974
5975                 /*
5976                  * Previous services which are connected and which states
5977                  * are set to online should reset relevantly ipconfig_state
5978                  * to ready so wispr/portal will be rerun on those
5979                  */
5980                 downgrade_connected_services();
5981
5982                 do_auto_connect(service, CONNMAN_SERVICE_CONNECT_REASON_AUTO);
5983                 break;
5984
5985         case CONNMAN_SERVICE_STATE_FAILURE:
5986                 if (service->connect_reason == CONNMAN_SERVICE_CONNECT_REASON_USER) {
5987                         connman_agent_report_error(service, service->path,
5988                                                 error2string(service->error),
5989                                                 report_error_cb,
5990                                                 get_dbus_sender(service),
5991                                                 NULL);
5992                 }
5993                 service_complete(service);
5994                 break;
5995         }
5996
5997         service_list_sort();
5998
5999         __connman_connection_update_gateway();
6000
6001         if ((old_state == CONNMAN_SERVICE_STATE_ONLINE &&
6002                         new_state != CONNMAN_SERVICE_STATE_READY) ||
6003                 (old_state == CONNMAN_SERVICE_STATE_READY &&
6004                         new_state != CONNMAN_SERVICE_STATE_ONLINE)) {
6005                 __connman_notifier_disconnect(service->type);
6006         }
6007
6008         if (new_state == CONNMAN_SERVICE_STATE_ONLINE) {
6009                 __connman_notifier_enter_online(service->type);
6010                 default_changed();
6011         }
6012
6013         return 0;
6014 }
6015
6016 int __connman_service_indicate_error(struct connman_service *service,
6017                                         enum connman_service_error error)
6018 {
6019         DBG("service %p error %d", service, error);
6020
6021         if (!service)
6022                 return -EINVAL;
6023
6024         if (service->state == CONNMAN_SERVICE_STATE_FAILURE)
6025                 return -EALREADY;
6026
6027         set_error(service, error);
6028
6029         __connman_service_ipconfig_indicate_state(service,
6030                                                 CONNMAN_SERVICE_STATE_FAILURE,
6031                                                 CONNMAN_IPCONFIG_TYPE_IPV4);
6032         __connman_service_ipconfig_indicate_state(service,
6033                                                 CONNMAN_SERVICE_STATE_FAILURE,
6034                                                 CONNMAN_IPCONFIG_TYPE_IPV6);
6035         return 0;
6036 }
6037
6038 int __connman_service_clear_error(struct connman_service *service)
6039 {
6040         DBusMessage *pending, *provider_pending;
6041
6042         DBG("service %p", service);
6043
6044         if (!service)
6045                 return -EINVAL;
6046
6047         if (service->state != CONNMAN_SERVICE_STATE_FAILURE)
6048                 return -EINVAL;
6049
6050         pending = service->pending;
6051         service->pending = NULL;
6052         provider_pending = service->provider_pending;
6053         service->provider_pending = NULL;
6054
6055         __connman_service_ipconfig_indicate_state(service,
6056                                                 CONNMAN_SERVICE_STATE_IDLE,
6057                                                 CONNMAN_IPCONFIG_TYPE_IPV6);
6058
6059         __connman_service_ipconfig_indicate_state(service,
6060                                                 CONNMAN_SERVICE_STATE_IDLE,
6061                                                 CONNMAN_IPCONFIG_TYPE_IPV4);
6062
6063         service->pending = pending;
6064         service->provider_pending = provider_pending;
6065
6066         return 0;
6067 }
6068
6069 int __connman_service_indicate_default(struct connman_service *service)
6070 {
6071         DBG("service %p state %s", service, state2string(service->state));
6072
6073         if (!is_connected(service->state)) {
6074                 /*
6075                  * If service is not yet fully connected, then we must not
6076                  * change the default yet. The default gw will be changed
6077                  * after the service state is in ready.
6078                  */
6079                 return -EINPROGRESS;
6080         }
6081
6082         default_changed();
6083
6084         return 0;
6085 }
6086
6087 enum connman_service_state __connman_service_ipconfig_get_state(
6088                                         struct connman_service *service,
6089                                         enum connman_ipconfig_type type)
6090 {
6091         if (!service)
6092                 return CONNMAN_SERVICE_STATE_UNKNOWN;
6093
6094         if (type == CONNMAN_IPCONFIG_TYPE_IPV4)
6095                 return service->state_ipv4;
6096
6097         if (type == CONNMAN_IPCONFIG_TYPE_IPV6)
6098                 return service->state_ipv6;
6099
6100         return CONNMAN_SERVICE_STATE_UNKNOWN;
6101 }
6102
6103 /*
6104  * How many networks are connected at the same time. If more than 1,
6105  * then set the rp_filter setting properly (loose mode routing) so that network
6106  * connectivity works ok. This is only done for IPv4 networks as IPv6
6107  * does not have rp_filter knob.
6108  */
6109 static int connected_networks_count;
6110 static int original_rp_filter;
6111
6112 static void service_rp_filter(struct connman_service *service,
6113                                 bool connected)
6114 {
6115         enum connman_ipconfig_method method;
6116
6117         method = __connman_ipconfig_get_method(service->ipconfig_ipv4);
6118
6119         switch (method) {
6120         case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
6121         case CONNMAN_IPCONFIG_METHOD_OFF:
6122         case CONNMAN_IPCONFIG_METHOD_AUTO:
6123                 return;
6124         case CONNMAN_IPCONFIG_METHOD_FIXED:
6125         case CONNMAN_IPCONFIG_METHOD_MANUAL:
6126         case CONNMAN_IPCONFIG_METHOD_DHCP:
6127                 break;
6128         }
6129
6130         if (connected) {
6131                 if (connected_networks_count == 1) {
6132                         int filter_value;
6133                         filter_value = __connman_ipconfig_set_rp_filter();
6134                         if (filter_value < 0)
6135                                 return;
6136
6137                         original_rp_filter = filter_value;
6138                 }
6139                 connected_networks_count++;
6140
6141         } else {
6142                 if (connected_networks_count == 2)
6143                         __connman_ipconfig_unset_rp_filter(original_rp_filter);
6144
6145                 connected_networks_count--;
6146                 if (connected_networks_count < 0)
6147                         connected_networks_count = 0;
6148         }
6149
6150         DBG("%s %s ipconfig %p method %d count %d filter %d",
6151                 connected ? "connected" : "disconnected", service->identifier,
6152                 service->ipconfig_ipv4, method,
6153                 connected_networks_count, original_rp_filter);
6154 }
6155
6156 static void redo_wispr(struct connman_service *service,
6157                                         enum connman_ipconfig_type type)
6158 {
6159         service->online_timeout = 0;
6160         connman_service_unref(service);
6161
6162         DBG("Retrying %s WISPr for %p %s",
6163                 __connman_ipconfig_type2string(type),
6164                 service, service->name);
6165
6166         __connman_wispr_start(service, type);
6167 }
6168
6169 static gboolean redo_wispr_ipv4(gpointer user_data)
6170 {
6171         struct connman_service *service = user_data;
6172
6173         redo_wispr(service, CONNMAN_IPCONFIG_TYPE_IPV4);
6174
6175         return FALSE;
6176 }
6177
6178 static gboolean redo_wispr_ipv6(gpointer user_data)
6179 {
6180         struct connman_service *service = user_data;
6181
6182         redo_wispr(service, CONNMAN_IPCONFIG_TYPE_IPV6);
6183
6184         return FALSE;
6185 }
6186
6187 int __connman_service_online_check_failed(struct connman_service *service,
6188                                         enum connman_ipconfig_type type)
6189 {
6190         GSourceFunc redo_func;
6191         int *interval;
6192
6193         if (type == CONNMAN_IPCONFIG_TYPE_IPV4) {
6194                 interval = &service->online_check_interval_ipv4;
6195                 redo_func = redo_wispr_ipv4;
6196         } else {
6197                 interval = &service->online_check_interval_ipv6;
6198                 redo_func = redo_wispr_ipv6;
6199         }
6200
6201         DBG("service %p type %s interval %d", service,
6202                 __connman_ipconfig_type2string(type), *interval);
6203
6204         service->online_timeout = g_timeout_add_seconds(*interval * *interval,
6205                                 redo_func, connman_service_ref(service));
6206
6207         /* Increment the interval for the next time, set a maximum timeout of
6208          * ONLINE_CHECK_MAX_INTERVAL * ONLINE_CHECK_MAX_INTERVAL seconds.
6209          */
6210         if (*interval < ONLINE_CHECK_MAX_INTERVAL)
6211                 (*interval)++;
6212
6213         return EAGAIN;
6214 }
6215
6216 int __connman_service_ipconfig_indicate_state(struct connman_service *service,
6217                                         enum connman_service_state new_state,
6218                                         enum connman_ipconfig_type type)
6219 {
6220         struct connman_ipconfig *ipconfig = NULL;
6221         enum connman_service_state old_state;
6222         enum connman_ipconfig_method method;
6223
6224         if (!service)
6225                 return -EINVAL;
6226
6227         switch (type) {
6228         case CONNMAN_IPCONFIG_TYPE_UNKNOWN:
6229         case CONNMAN_IPCONFIG_TYPE_ALL:
6230                 return -EINVAL;
6231
6232         case CONNMAN_IPCONFIG_TYPE_IPV4:
6233                 old_state = service->state_ipv4;
6234                 ipconfig = service->ipconfig_ipv4;
6235
6236                 break;
6237
6238         case CONNMAN_IPCONFIG_TYPE_IPV6:
6239                 old_state = service->state_ipv6;
6240                 ipconfig = service->ipconfig_ipv6;
6241
6242                 break;
6243         }
6244
6245         if (!ipconfig)
6246                 return -EINVAL;
6247
6248         method = __connman_ipconfig_get_method(ipconfig);
6249
6250         switch (method) {
6251         case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
6252         case CONNMAN_IPCONFIG_METHOD_OFF:
6253                 if (new_state != CONNMAN_SERVICE_STATE_IDLE)
6254                         connman_warn("ipconfig state %d ipconfig method %d",
6255                                 new_state, method);
6256
6257                 new_state = CONNMAN_SERVICE_STATE_IDLE;
6258                 break;
6259
6260         case CONNMAN_IPCONFIG_METHOD_FIXED:
6261         case CONNMAN_IPCONFIG_METHOD_MANUAL:
6262         case CONNMAN_IPCONFIG_METHOD_DHCP:
6263         case CONNMAN_IPCONFIG_METHOD_AUTO:
6264                 break;
6265
6266         }
6267
6268         /* Any change? */
6269         if (old_state == new_state)
6270                 return -EALREADY;
6271
6272         DBG("service %p (%s) old state %d (%s) new state %d (%s) type %d (%s)",
6273                 service, service ? service->identifier : NULL,
6274                 old_state, state2string(old_state),
6275                 new_state, state2string(new_state),
6276                 type, __connman_ipconfig_type2string(type));
6277
6278         switch (new_state) {
6279         case CONNMAN_SERVICE_STATE_UNKNOWN:
6280         case CONNMAN_SERVICE_STATE_ASSOCIATION:
6281                 break;
6282         case CONNMAN_SERVICE_STATE_CONFIGURATION:
6283                 break;
6284         case CONNMAN_SERVICE_STATE_READY:
6285                 if (type == CONNMAN_IPCONFIG_TYPE_IPV4)
6286                         service_rp_filter(service, true);
6287                 set_mdns(service, service->mdns_config);
6288                 break;
6289         case CONNMAN_SERVICE_STATE_ONLINE:
6290                 break;
6291         case CONNMAN_SERVICE_STATE_DISCONNECT:
6292                 if (service->state == CONNMAN_SERVICE_STATE_IDLE)
6293                         return -EINVAL;
6294
6295                 if (type == CONNMAN_IPCONFIG_TYPE_IPV4)
6296                         service_rp_filter(service, false);
6297
6298                 break;
6299
6300         case CONNMAN_SERVICE_STATE_IDLE:
6301         case CONNMAN_SERVICE_STATE_FAILURE:
6302                 __connman_ipconfig_disable(ipconfig);
6303
6304                 break;
6305         }
6306
6307         if (is_connected(old_state) && !is_connected(new_state)) {
6308                 nameserver_remove_all(service, type);
6309                 cancel_online_check(service);
6310         }
6311
6312         if (type == CONNMAN_IPCONFIG_TYPE_IPV4)
6313                 service->state_ipv4 = new_state;
6314         else
6315                 service->state_ipv6 = new_state;
6316
6317         if (!is_connected(old_state) && is_connected(new_state))
6318                 nameserver_add_all(service, type);
6319
6320         __connman_timeserver_sync(service);
6321
6322         return service_indicate_state(service);
6323 }
6324
6325 static bool prepare_network(struct connman_service *service)
6326 {
6327         enum connman_network_type type;
6328         unsigned int ssid_len;
6329
6330         type = connman_network_get_type(service->network);
6331
6332         switch (type) {
6333         case CONNMAN_NETWORK_TYPE_UNKNOWN:
6334         case CONNMAN_NETWORK_TYPE_VENDOR:
6335                 return false;
6336         case CONNMAN_NETWORK_TYPE_WIFI:
6337                 if (!connman_network_get_blob(service->network, "WiFi.SSID",
6338                                                 &ssid_len))
6339                         return false;
6340
6341                 if (service->passphrase)
6342                         connman_network_set_string(service->network,
6343                                 "WiFi.Passphrase", service->passphrase);
6344                 break;
6345         case CONNMAN_NETWORK_TYPE_ETHERNET:
6346         case CONNMAN_NETWORK_TYPE_GADGET:
6347         case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
6348         case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
6349         case CONNMAN_NETWORK_TYPE_CELLULAR:
6350                 break;
6351         }
6352
6353         return true;
6354 }
6355
6356 static void prepare_8021x(struct connman_service *service)
6357 {
6358         if (service->eap)
6359                 connman_network_set_string(service->network, "WiFi.EAP",
6360                                                                 service->eap);
6361
6362         if (service->identity)
6363                 connman_network_set_string(service->network, "WiFi.Identity",
6364                                                         service->identity);
6365
6366         if (service->anonymous_identity)
6367                 connman_network_set_string(service->network,
6368                                                 "WiFi.AnonymousIdentity",
6369                                                 service->anonymous_identity);
6370
6371         if (service->ca_cert_file)
6372                 connman_network_set_string(service->network, "WiFi.CACertFile",
6373                                                         service->ca_cert_file);
6374
6375         if (service->subject_match)
6376                 connman_network_set_string(service->network, "WiFi.SubjectMatch",
6377                                                         service->subject_match);
6378
6379         if (service->altsubject_match)
6380                 connman_network_set_string(service->network, "WiFi.AltSubjectMatch",
6381                                                         service->altsubject_match);
6382
6383         if (service->domain_suffix_match)
6384                 connman_network_set_string(service->network, "WiFi.DomainSuffixMatch",
6385                                                         service->domain_suffix_match);
6386
6387         if (service->domain_match)
6388                 connman_network_set_string(service->network, "WiFi.DomainMatch",
6389                                                         service->domain_match);
6390
6391         if (service->client_cert_file)
6392                 connman_network_set_string(service->network,
6393                                                 "WiFi.ClientCertFile",
6394                                                 service->client_cert_file);
6395
6396         if (service->private_key_file)
6397                 connman_network_set_string(service->network,
6398                                                 "WiFi.PrivateKeyFile",
6399                                                 service->private_key_file);
6400
6401         if (service->private_key_passphrase)
6402                 connman_network_set_string(service->network,
6403                                         "WiFi.PrivateKeyPassphrase",
6404                                         service->private_key_passphrase);
6405
6406         if (service->phase2)
6407                 connman_network_set_string(service->network, "WiFi.Phase2",
6408                                                         service->phase2);
6409 }
6410
6411 static int service_connect(struct connman_service *service)
6412 {
6413         int err;
6414
6415         if (service->hidden)
6416                 return -EPERM;
6417
6418         switch (service->type) {
6419         case CONNMAN_SERVICE_TYPE_UNKNOWN:
6420         case CONNMAN_SERVICE_TYPE_SYSTEM:
6421         case CONNMAN_SERVICE_TYPE_GPS:
6422         case CONNMAN_SERVICE_TYPE_P2P:
6423                 return -EINVAL;
6424         case CONNMAN_SERVICE_TYPE_ETHERNET:
6425         case CONNMAN_SERVICE_TYPE_GADGET:
6426         case CONNMAN_SERVICE_TYPE_BLUETOOTH:
6427         case CONNMAN_SERVICE_TYPE_CELLULAR:
6428         case CONNMAN_SERVICE_TYPE_VPN:
6429                 break;
6430         case CONNMAN_SERVICE_TYPE_WIFI:
6431                 switch (service->security) {
6432                 case CONNMAN_SERVICE_SECURITY_UNKNOWN:
6433                 case CONNMAN_SERVICE_SECURITY_NONE:
6434                         break;
6435                 case CONNMAN_SERVICE_SECURITY_WEP:
6436                 case CONNMAN_SERVICE_SECURITY_PSK:
6437                 case CONNMAN_SERVICE_SECURITY_WPA:
6438                 case CONNMAN_SERVICE_SECURITY_RSN:
6439                         if (service->error == CONNMAN_SERVICE_ERROR_INVALID_KEY)
6440                                 return -ENOKEY;
6441
6442                         if (!service->passphrase) {
6443                                 if (!service->network)
6444                                         return -EOPNOTSUPP;
6445
6446                                 if (!service->wps ||
6447                                         !connman_network_get_bool(service->network, "WiFi.UseWPS"))
6448                                         return -ENOKEY;
6449                         }
6450                         break;
6451
6452                 case CONNMAN_SERVICE_SECURITY_8021X:
6453                         if (!service->eap) {
6454                                 connman_warn("EAP type has not been found. "
6455                                         "Most likely ConnMan is not able to "
6456                                         "find a configuration for given "
6457                                         "8021X network. "
6458                                         "Check SSID or Name match with the "
6459                                         "network name.");
6460                                 return -EINVAL;
6461                         }
6462
6463                         /*
6464                          * never request credentials if using EAP-TLS
6465                          * (EAP-TLS networks need to be fully provisioned)
6466                          */
6467                         if (g_str_equal(service->eap, "tls"))
6468                                 break;
6469
6470                         /*
6471                          * Return -ENOKEY if either identity or passphrase is
6472                          * missing. Agent provided credentials can be used as
6473                          * fallback if needed.
6474                          */
6475                         if (((!service->identity &&
6476                                         !service->agent_identity) ||
6477                                         !service->passphrase) ||
6478                                         service->error == CONNMAN_SERVICE_ERROR_INVALID_KEY)
6479                                 return -ENOKEY;
6480
6481                         break;
6482                 }
6483                 break;
6484         }
6485
6486         if (service->network) {
6487                 if (!prepare_network(service))
6488                         return -EINVAL;
6489
6490                 switch (service->security) {
6491                 case CONNMAN_SERVICE_SECURITY_UNKNOWN:
6492                 case CONNMAN_SERVICE_SECURITY_NONE:
6493                 case CONNMAN_SERVICE_SECURITY_WEP:
6494                 case CONNMAN_SERVICE_SECURITY_PSK:
6495                 case CONNMAN_SERVICE_SECURITY_WPA:
6496                 case CONNMAN_SERVICE_SECURITY_RSN:
6497                         break;
6498                 case CONNMAN_SERVICE_SECURITY_8021X:
6499                         prepare_8021x(service);
6500                         break;
6501                 }
6502
6503                 if (__connman_stats_service_register(service) == 0) {
6504                         __connman_stats_get(service, false,
6505                                                 &service->stats.data);
6506                         __connman_stats_get(service, true,
6507                                                 &service->stats_roaming.data);
6508                 }
6509
6510                 err = __connman_network_connect(service->network);
6511         } else if (service->type == CONNMAN_SERVICE_TYPE_VPN &&
6512                                         service->provider)
6513                 err = __connman_provider_connect(service->provider,
6514                                                 get_dbus_sender(service));
6515         else
6516                 return -EOPNOTSUPP;
6517
6518         if (err < 0) {
6519                 if (err != -EINPROGRESS) {
6520                         __connman_service_ipconfig_indicate_state(service,
6521                                                 CONNMAN_SERVICE_STATE_FAILURE,
6522                                                 CONNMAN_IPCONFIG_TYPE_IPV4);
6523                         __connman_service_ipconfig_indicate_state(service,
6524                                                 CONNMAN_SERVICE_STATE_FAILURE,
6525                                                 CONNMAN_IPCONFIG_TYPE_IPV6);
6526                         __connman_stats_service_unregister(service);
6527                 }
6528         }
6529
6530         return err;
6531 }
6532
6533 int __connman_service_connect(struct connman_service *service,
6534                         enum connman_service_connect_reason reason)
6535 {
6536         int err;
6537
6538         DBG("service %p state %s connect reason %s -> %s",
6539                 service, state2string(service->state),
6540                 reason2string(service->connect_reason),
6541                 reason2string(reason));
6542
6543         if (is_connected(service->state))
6544                 return -EISCONN;
6545
6546         if (is_connecting(service->state))
6547                 return -EALREADY;
6548
6549         switch (service->type) {
6550         case CONNMAN_SERVICE_TYPE_UNKNOWN:
6551         case CONNMAN_SERVICE_TYPE_SYSTEM:
6552         case CONNMAN_SERVICE_TYPE_GPS:
6553         case CONNMAN_SERVICE_TYPE_P2P:
6554                 return -EINVAL;
6555
6556         case CONNMAN_SERVICE_TYPE_ETHERNET:
6557         case CONNMAN_SERVICE_TYPE_GADGET:
6558         case CONNMAN_SERVICE_TYPE_BLUETOOTH:
6559         case CONNMAN_SERVICE_TYPE_CELLULAR:
6560         case CONNMAN_SERVICE_TYPE_VPN:
6561         case CONNMAN_SERVICE_TYPE_WIFI:
6562                 break;
6563         }
6564
6565         if (!is_ipconfig_usable(service))
6566                 return -ENOLINK;
6567
6568         __connman_service_clear_error(service);
6569
6570         err = service_connect(service);
6571
6572         DBG("service %p err %d", service, err);
6573
6574         service->connect_reason = reason;
6575
6576         if (err >= 0)
6577                 return 0;
6578
6579         if (err == -EINPROGRESS) {
6580                 if (service->timeout == 0)
6581                         service->timeout = g_timeout_add_seconds(
6582                                 CONNECT_TIMEOUT, connect_timeout, service);
6583
6584                 return -EINPROGRESS;
6585         }
6586
6587         if (service->network)
6588                 __connman_network_disconnect(service->network);
6589         else if (service->type == CONNMAN_SERVICE_TYPE_VPN &&
6590                                 service->provider)
6591                         connman_provider_disconnect(service->provider);
6592
6593         if (service->connect_reason == CONNMAN_SERVICE_CONNECT_REASON_USER) {
6594                 if (err == -ENOKEY || err == -EPERM) {
6595                         DBusMessage *pending = NULL;
6596                         const char *dbus_sender = get_dbus_sender(service);
6597
6598                         /*
6599                          * We steal the reply here. The idea is that the
6600                          * connecting client will see the connection status
6601                          * after the real hidden network is connected or
6602                          * connection failed.
6603                          */
6604                         if (service->hidden) {
6605                                 pending = service->pending;
6606                                 service->pending = NULL;
6607                         }
6608
6609                         err = __connman_agent_request_passphrase_input(service,
6610                                         request_input_cb,
6611                                         dbus_sender,
6612                                         pending);
6613                         if (service->hidden && err != -EINPROGRESS)
6614                                 service->pending = pending;
6615
6616                         return err;
6617                 }
6618         }
6619
6620         return err;
6621 }
6622
6623 int __connman_service_disconnect(struct connman_service *service)
6624 {
6625         int err;
6626
6627         DBG("service %p", service);
6628
6629         service->connect_reason = CONNMAN_SERVICE_CONNECT_REASON_NONE;
6630         service->proxy = CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN;
6631
6632         connman_agent_cancel(service);
6633
6634         __connman_stats_service_unregister(service);
6635
6636         if (service->network) {
6637                 err = __connman_network_disconnect(service->network);
6638         } else if (service->type == CONNMAN_SERVICE_TYPE_VPN &&
6639                                         service->provider)
6640                 err = connman_provider_disconnect(service->provider);
6641         else
6642                 return -EOPNOTSUPP;
6643
6644         if (err < 0 && err != -EINPROGRESS)
6645                 return err;
6646
6647         __connman_6to4_remove(service->ipconfig_ipv4);
6648
6649         if (service->ipconfig_ipv4)
6650                 __connman_ipconfig_set_proxy_autoconfig(service->ipconfig_ipv4,
6651                                                         NULL);
6652         else
6653                 __connman_ipconfig_set_proxy_autoconfig(service->ipconfig_ipv6,
6654                                                         NULL);
6655
6656         __connman_ipconfig_address_remove(service->ipconfig_ipv4);
6657         settings_changed(service, service->ipconfig_ipv4);
6658
6659         __connman_ipconfig_address_remove(service->ipconfig_ipv6);
6660         settings_changed(service, service->ipconfig_ipv6);
6661
6662         __connman_ipconfig_disable(service->ipconfig_ipv4);
6663         __connman_ipconfig_disable(service->ipconfig_ipv6);
6664
6665         return err;
6666 }
6667
6668 int __connman_service_disconnect_all(void)
6669 {
6670         struct connman_service *service;
6671         GSList *services = NULL, *list;
6672         GList *iter;
6673
6674         DBG("");
6675
6676         for (iter = service_list; iter; iter = iter->next) {
6677                 service = iter->data;
6678
6679                 if (!is_connected(service->state))
6680                         break;
6681
6682                 services = g_slist_prepend(services, service);
6683         }
6684
6685         for (list = services; list; list = list->next) {
6686                 struct connman_service *service = list->data;
6687
6688                 service->ignore = true;
6689
6690                 __connman_service_disconnect(service);
6691         }
6692
6693         g_slist_free(services);
6694
6695         return 0;
6696 }
6697
6698 /**
6699  * lookup_by_identifier:
6700  * @identifier: service identifier
6701  *
6702  * Look up a service by identifier (reference count will not be increased)
6703  */
6704 static struct connman_service *lookup_by_identifier(const char *identifier)
6705 {
6706         return g_hash_table_lookup(service_hash, identifier);
6707 }
6708
6709 struct connman_service *connman_service_lookup_from_identifier(const char* identifier)
6710 {
6711         return identifier ? lookup_by_identifier(identifier) : NULL;
6712 }
6713
6714 struct provision_user_data {
6715         const char *ident;
6716         int ret;
6717 };
6718
6719 static void provision_changed(gpointer value, gpointer user_data)
6720 {
6721         struct connman_service *service = value;
6722         struct provision_user_data *data = user_data;
6723         const char *path = data->ident;
6724         int ret;
6725
6726         ret = __connman_config_provision_service_ident(service, path,
6727                         service->config_file, service->config_entry);
6728         if (ret > 0)
6729                 data->ret = ret;
6730 }
6731
6732 int __connman_service_provision_changed(const char *ident)
6733 {
6734         struct provision_user_data data = {
6735                 .ident = ident,
6736                 .ret = 0
6737         };
6738
6739         g_list_foreach(service_list, provision_changed, (void *)&data);
6740
6741         /*
6742          * Because the provision_changed() might have set some services
6743          * as favorite, we must sort the sequence now.
6744          */
6745         if (services_dirty) {
6746                 services_dirty = false;
6747
6748                 service_list_sort();
6749
6750                 __connman_connection_update_gateway();
6751         }
6752
6753         return data.ret;
6754 }
6755
6756 void __connman_service_set_config(struct connman_service *service,
6757                                 const char *file_id, const char *entry)
6758 {
6759         if (!service)
6760                 return;
6761
6762         g_free(service->config_file);
6763         service->config_file = g_strdup(file_id);
6764
6765         g_free(service->config_entry);
6766         service->config_entry = g_strdup(entry);
6767 }
6768
6769 /**
6770  * __connman_service_get:
6771  * @identifier: service identifier
6772  *
6773  * Look up a service by identifier or create a new one if not found
6774  */
6775 static struct connman_service *service_get(const char *identifier)
6776 {
6777         struct connman_service *service;
6778
6779         service = g_hash_table_lookup(service_hash, identifier);
6780         if (service) {
6781                 connman_service_ref(service);
6782                 return service;
6783         }
6784
6785         service = connman_service_create();
6786         if (!service)
6787                 return NULL;
6788
6789         DBG("service %p", service);
6790
6791         service->identifier = g_strdup(identifier);
6792
6793         service_list = g_list_insert_sorted(service_list, service,
6794                                                 service_compare);
6795
6796         g_hash_table_insert(service_hash, service->identifier, service);
6797
6798         return service;
6799 }
6800
6801 static int service_register(struct connman_service *service)
6802 {
6803         DBG("service %p", service);
6804
6805         if (service->path)
6806                 return -EALREADY;
6807
6808         service->path = g_strdup_printf("%s/service/%s", CONNMAN_PATH,
6809                                                 service->identifier);
6810
6811         DBG("path %s", service->path);
6812
6813         if (__connman_config_provision_service(service) < 0)
6814                 service_load(service);
6815
6816         g_dbus_register_interface(connection, service->path,
6817                                         CONNMAN_SERVICE_INTERFACE,
6818                                         service_methods, service_signals,
6819                                                         NULL, service, NULL);
6820
6821         service_list_sort();
6822
6823         __connman_connection_update_gateway();
6824
6825         return 0;
6826 }
6827
6828 static void service_up(struct connman_ipconfig *ipconfig,
6829                 const char *ifname)
6830 {
6831         struct connman_service *service = __connman_ipconfig_get_data(ipconfig);
6832
6833         DBG("%s up", ifname);
6834
6835         link_changed(service);
6836
6837         service->stats.valid = false;
6838         service->stats_roaming.valid = false;
6839 }
6840
6841 static void service_down(struct connman_ipconfig *ipconfig,
6842                         const char *ifname)
6843 {
6844         DBG("%s down", ifname);
6845 }
6846
6847 static void service_lower_up(struct connman_ipconfig *ipconfig,
6848                         const char *ifname)
6849 {
6850         struct connman_service *service = __connman_ipconfig_get_data(ipconfig);
6851
6852         DBG("%s lower up", ifname);
6853
6854         stats_start(service);
6855 }
6856
6857 static void service_lower_down(struct connman_ipconfig *ipconfig,
6858                         const char *ifname)
6859 {
6860         struct connman_service *service = __connman_ipconfig_get_data(ipconfig);
6861
6862         DBG("%s lower down", ifname);
6863
6864         stats_stop(service);
6865         service_save(service);
6866 }
6867
6868 static void service_ip_bound(struct connman_ipconfig *ipconfig,
6869                         const char *ifname)
6870 {
6871         struct connman_service *service = __connman_ipconfig_get_data(ipconfig);
6872         enum connman_ipconfig_method method = CONNMAN_IPCONFIG_METHOD_UNKNOWN;
6873         enum connman_ipconfig_type type = CONNMAN_IPCONFIG_TYPE_UNKNOWN;
6874
6875         DBG("%s ip bound", ifname);
6876
6877         type = __connman_ipconfig_get_config_type(ipconfig);
6878         method = __connman_ipconfig_get_method(ipconfig);
6879
6880         DBG("service %p ipconfig %p type %d method %d", service, ipconfig,
6881                                                         type, method);
6882
6883         if (type == CONNMAN_IPCONFIG_TYPE_IPV6 &&
6884                         method == CONNMAN_IPCONFIG_METHOD_AUTO)
6885                 __connman_service_ipconfig_indicate_state(service,
6886                                                 CONNMAN_SERVICE_STATE_READY,
6887                                                 CONNMAN_IPCONFIG_TYPE_IPV6);
6888
6889         settings_changed(service, ipconfig);
6890         address_updated(service, type);
6891 }
6892
6893 static void service_ip_release(struct connman_ipconfig *ipconfig,
6894                         const char *ifname)
6895 {
6896         struct connman_service *service = __connman_ipconfig_get_data(ipconfig);
6897         enum connman_ipconfig_method method = CONNMAN_IPCONFIG_METHOD_UNKNOWN;
6898         enum connman_ipconfig_type type = CONNMAN_IPCONFIG_TYPE_UNKNOWN;
6899
6900         DBG("%s ip release", ifname);
6901
6902         type = __connman_ipconfig_get_config_type(ipconfig);
6903         method = __connman_ipconfig_get_method(ipconfig);
6904
6905         DBG("service %p ipconfig %p type %d method %d", service, ipconfig,
6906                                                         type, method);
6907
6908         if (type == CONNMAN_IPCONFIG_TYPE_IPV6 &&
6909                         method == CONNMAN_IPCONFIG_METHOD_OFF)
6910                 __connman_service_ipconfig_indicate_state(service,
6911                                         CONNMAN_SERVICE_STATE_DISCONNECT,
6912                                         CONNMAN_IPCONFIG_TYPE_IPV6);
6913
6914         if (type == CONNMAN_IPCONFIG_TYPE_IPV4 &&
6915                         method == CONNMAN_IPCONFIG_METHOD_OFF)
6916                 __connman_service_ipconfig_indicate_state(service,
6917                                         CONNMAN_SERVICE_STATE_DISCONNECT,
6918                                         CONNMAN_IPCONFIG_TYPE_IPV4);
6919
6920         settings_changed(service, ipconfig);
6921 }
6922
6923 static void service_route_changed(struct connman_ipconfig *ipconfig,
6924                                 const char *ifname)
6925 {
6926         struct connman_service *service = __connman_ipconfig_get_data(ipconfig);
6927
6928         DBG("%s route changed", ifname);
6929
6930         settings_changed(service, ipconfig);
6931 }
6932
6933 static const struct connman_ipconfig_ops service_ops = {
6934         .up             = service_up,
6935         .down           = service_down,
6936         .lower_up       = service_lower_up,
6937         .lower_down     = service_lower_down,
6938         .ip_bound       = service_ip_bound,
6939         .ip_release     = service_ip_release,
6940         .route_set      = service_route_changed,
6941         .route_unset    = service_route_changed,
6942 };
6943
6944 static struct connman_ipconfig *create_ip4config(struct connman_service *service,
6945                 int index, enum connman_ipconfig_method method)
6946 {
6947         struct connman_ipconfig *ipconfig_ipv4;
6948
6949         ipconfig_ipv4 = __connman_ipconfig_create(index,
6950                                                 CONNMAN_IPCONFIG_TYPE_IPV4);
6951         if (!ipconfig_ipv4)
6952                 return NULL;
6953
6954         __connman_ipconfig_set_method(ipconfig_ipv4, method);
6955
6956         __connman_ipconfig_set_data(ipconfig_ipv4, service);
6957
6958         __connman_ipconfig_set_ops(ipconfig_ipv4, &service_ops);
6959
6960         return ipconfig_ipv4;
6961 }
6962
6963 static struct connman_ipconfig *create_ip6config(struct connman_service *service,
6964                 int index)
6965 {
6966         struct connman_ipconfig *ipconfig_ipv6;
6967
6968         ipconfig_ipv6 = __connman_ipconfig_create(index,
6969                                                 CONNMAN_IPCONFIG_TYPE_IPV6);
6970         if (!ipconfig_ipv6)
6971                 return NULL;
6972
6973         __connman_ipconfig_set_data(ipconfig_ipv6, service);
6974
6975         __connman_ipconfig_set_ops(ipconfig_ipv6, &service_ops);
6976
6977         return ipconfig_ipv6;
6978 }
6979
6980 void __connman_service_read_ip4config(struct connman_service *service)
6981 {
6982         GKeyFile *keyfile;
6983
6984         if (!service->ipconfig_ipv4)
6985                 return;
6986
6987         keyfile = connman_storage_load_service(service->identifier);
6988         if (!keyfile)
6989                 return;
6990
6991         __connman_ipconfig_load(service->ipconfig_ipv4, keyfile,
6992                                 service->identifier, "IPv4.");
6993
6994         g_key_file_free(keyfile);
6995 }
6996
6997 void connman_service_create_ip4config(struct connman_service *service,
6998                                         int index)
6999 {
7000         DBG("ipv4 %p", service->ipconfig_ipv4);
7001
7002         if (service->ipconfig_ipv4)
7003                 return;
7004
7005         service->ipconfig_ipv4 = create_ip4config(service, index,
7006                         CONNMAN_IPCONFIG_METHOD_DHCP);
7007         __connman_service_read_ip4config(service);
7008 }
7009
7010 void __connman_service_read_ip6config(struct connman_service *service)
7011 {
7012         GKeyFile *keyfile;
7013
7014         if (!service->ipconfig_ipv6)
7015                 return;
7016
7017         keyfile = connman_storage_load_service(service->identifier);
7018         if (!keyfile)
7019                 return;
7020
7021         __connman_ipconfig_load(service->ipconfig_ipv6, keyfile,
7022                                 service->identifier, "IPv6.");
7023
7024         g_key_file_free(keyfile);
7025 }
7026
7027 void connman_service_create_ip6config(struct connman_service *service,
7028                                                                 int index)
7029 {
7030         DBG("ipv6 %p", service->ipconfig_ipv6);
7031
7032         if (service->ipconfig_ipv6)
7033                 return;
7034
7035         service->ipconfig_ipv6 = create_ip6config(service, index);
7036
7037         __connman_service_read_ip6config(service);
7038 }
7039
7040 /**
7041  * connman_service_lookup_from_network:
7042  * @network: network structure
7043  *
7044  * Look up a service by network (reference count will not be increased)
7045  */
7046 struct connman_service *connman_service_lookup_from_network(struct connman_network *network)
7047 {
7048         struct connman_service *service;
7049         const char *ident, *group;
7050         char *name;
7051
7052         if (!network)
7053                 return NULL;
7054
7055         ident = __connman_network_get_ident(network);
7056         if (!ident)
7057                 return NULL;
7058
7059         group = connman_network_get_group(network);
7060         if (!group)
7061                 return NULL;
7062
7063         name = g_strdup_printf("%s_%s_%s",
7064                         __connman_network_get_type(network), ident, group);
7065         service = lookup_by_identifier(name);
7066         g_free(name);
7067
7068         return service;
7069 }
7070
7071 struct connman_service *__connman_service_lookup_from_index(int index)
7072 {
7073         struct connman_service *service;
7074         GList *list;
7075
7076         for (list = service_list; list; list = list->next) {
7077                 service = list->data;
7078
7079                 if (__connman_ipconfig_get_index(service->ipconfig_ipv4)
7080                                                         == index)
7081                         return service;
7082
7083                 if (__connman_ipconfig_get_index(service->ipconfig_ipv6)
7084                                                         == index)
7085                         return service;
7086         }
7087
7088         return NULL;
7089 }
7090
7091 const char *connman_service_get_identifier(struct connman_service *service)
7092 {
7093         return service ? service->identifier : NULL;
7094 }
7095
7096 const char *__connman_service_get_path(struct connman_service *service)
7097 {
7098         return service->path;
7099 }
7100
7101 const char *__connman_service_get_name(struct connman_service *service)
7102 {
7103         return service->name;
7104 }
7105
7106 enum connman_service_state connman_service_get_state(struct connman_service *service)
7107 {
7108         return service ? service->state : CONNMAN_SERVICE_STATE_UNKNOWN;
7109 }
7110
7111 static enum connman_service_type convert_network_type(struct connman_network *network)
7112 {
7113         enum connman_network_type type = connman_network_get_type(network);
7114
7115         switch (type) {
7116         case CONNMAN_NETWORK_TYPE_UNKNOWN:
7117         case CONNMAN_NETWORK_TYPE_VENDOR:
7118                 break;
7119         case CONNMAN_NETWORK_TYPE_ETHERNET:
7120                 return CONNMAN_SERVICE_TYPE_ETHERNET;
7121         case CONNMAN_NETWORK_TYPE_WIFI:
7122                 return CONNMAN_SERVICE_TYPE_WIFI;
7123         case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
7124         case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
7125                 return CONNMAN_SERVICE_TYPE_BLUETOOTH;
7126         case CONNMAN_NETWORK_TYPE_CELLULAR:
7127                 return CONNMAN_SERVICE_TYPE_CELLULAR;
7128         case CONNMAN_NETWORK_TYPE_GADGET:
7129                 return CONNMAN_SERVICE_TYPE_GADGET;
7130         }
7131
7132         return CONNMAN_SERVICE_TYPE_UNKNOWN;
7133 }
7134
7135 static enum connman_service_security convert_wifi_security(const char *security)
7136 {
7137         if (!security)
7138                 return CONNMAN_SERVICE_SECURITY_UNKNOWN;
7139         else if (g_str_equal(security, "none"))
7140                 return CONNMAN_SERVICE_SECURITY_NONE;
7141         else if (g_str_equal(security, "wep"))
7142                 return CONNMAN_SERVICE_SECURITY_WEP;
7143         else if (g_str_equal(security, "psk"))
7144                 return CONNMAN_SERVICE_SECURITY_PSK;
7145         else if (g_str_equal(security, "ieee8021x"))
7146                 return CONNMAN_SERVICE_SECURITY_8021X;
7147         else if (g_str_equal(security, "wpa"))
7148                 return CONNMAN_SERVICE_SECURITY_WPA;
7149         else if (g_str_equal(security, "rsn"))
7150                 return CONNMAN_SERVICE_SECURITY_RSN;
7151         else
7152                 return CONNMAN_SERVICE_SECURITY_UNKNOWN;
7153 }
7154
7155 static void update_wps_values(struct connman_service *service,
7156                                 struct connman_network *network)
7157 {
7158         bool wps = connman_network_get_bool(network, "WiFi.WPS");
7159         bool wps_advertising = connman_network_get_bool(network,
7160                                                         "WiFi.WPSAdvertising");
7161
7162         if (service->wps != wps ||
7163                         service->wps_advertizing != wps_advertising) {
7164                 service->wps = wps;
7165                 service->wps_advertizing = wps_advertising;
7166                 security_changed(service);
7167         }
7168 }
7169
7170 static void update_from_network(struct connman_service *service,
7171                                         struct connman_network *network)
7172 {
7173         uint8_t strength = service->strength;
7174         const char *str;
7175
7176         DBG("service %p network %p", service, network);
7177
7178         if (is_connected(service->state))
7179                 return;
7180
7181         if (is_connecting(service->state))
7182                 return;
7183
7184         str = connman_network_get_string(network, "Name");
7185         if (str) {
7186                 g_free(service->name);
7187                 service->name = g_strdup(str);
7188                 service->hidden = false;
7189         } else {
7190                 g_free(service->name);
7191                 service->name = NULL;
7192                 service->hidden = true;
7193         }
7194
7195         service->strength = connman_network_get_strength(network);
7196         service->roaming = connman_network_get_bool(network, "Roaming");
7197
7198         if (service->strength == 0) {
7199                 /*
7200                  * Filter out 0-values; it's unclear what they mean
7201                  * and they cause anomalous sorting of the priority list.
7202                  */
7203                 service->strength = strength;
7204         }
7205
7206         str = connman_network_get_string(network, "WiFi.Security");
7207         service->security = convert_wifi_security(str);
7208
7209         if (service->type == CONNMAN_SERVICE_TYPE_WIFI)
7210                 update_wps_values(service, network);
7211
7212         if (service->strength > strength && service->network) {
7213                 connman_network_unref(service->network);
7214                 service->network = connman_network_ref(network);
7215
7216                 strength_changed(service);
7217         }
7218
7219         if (!service->network)
7220                 service->network = connman_network_ref(network);
7221
7222         service_list_sort();
7223 }
7224
7225 /**
7226  * __connman_service_create_from_network:
7227  * @network: network structure
7228  *
7229  * Look up service by network and if not found, create one
7230  */
7231 struct connman_service * __connman_service_create_from_network(struct connman_network *network)
7232 {
7233         struct connman_service *service;
7234         struct connman_device *device;
7235         const char *ident, *group;
7236         char *name;
7237         unsigned int *auto_connect_types, *favorite_types;
7238         int i, index;
7239
7240         DBG("network %p", network);
7241
7242         if (!network)
7243                 return NULL;
7244
7245         ident = __connman_network_get_ident(network);
7246         if (!ident)
7247                 return NULL;
7248
7249         group = connman_network_get_group(network);
7250         if (!group)
7251                 return NULL;
7252
7253         name = g_strdup_printf("%s_%s_%s",
7254                         __connman_network_get_type(network), ident, group);
7255         service = service_get(name);
7256         g_free(name);
7257
7258         if (!service)
7259                 return NULL;
7260
7261         if (__connman_network_get_weakness(network))
7262                 return service;
7263
7264         if (service->path) {
7265                 update_from_network(service, network);
7266                 __connman_connection_update_gateway();
7267                 return service;
7268         }
7269
7270         service->type = convert_network_type(network);
7271
7272         auto_connect_types = connman_setting_get_uint_list("DefaultAutoConnectTechnologies");
7273         service->autoconnect = false;
7274         for (i = 0; auto_connect_types &&
7275                      auto_connect_types[i] != 0; i++) {
7276                 if (service->type == auto_connect_types[i]) {
7277                         service->autoconnect = true;
7278                         break;
7279                 }
7280         }
7281
7282         favorite_types = connman_setting_get_uint_list("DefaultFavoriteTechnologies");
7283         service->favorite = false;
7284         for (i = 0; favorite_types && favorite_types[i] != 0; i++) {
7285                 if (service->type == favorite_types[i]) {
7286                         service->favorite = true;
7287                         break;
7288                 }
7289         }
7290
7291         service->state_ipv4 = service->state_ipv6 = CONNMAN_SERVICE_STATE_IDLE;
7292         service->state = combine_state(service->state_ipv4, service->state_ipv6);
7293
7294         update_from_network(service, network);
7295
7296         index = connman_network_get_index(network);
7297
7298         if (!service->ipconfig_ipv4)
7299                 service->ipconfig_ipv4 = create_ip4config(service, index,
7300                                 CONNMAN_IPCONFIG_METHOD_DHCP);
7301
7302         if (!service->ipconfig_ipv6)
7303                 service->ipconfig_ipv6 = create_ip6config(service, index);
7304
7305         service_register(service);
7306         service_schedule_added(service);
7307
7308         if (service->favorite) {
7309                 device = connman_network_get_device(service->network);
7310                 if (device && !connman_device_get_scanning(device,
7311                                                 CONNMAN_SERVICE_TYPE_UNKNOWN)) {
7312
7313                         switch (service->type) {
7314                         case CONNMAN_SERVICE_TYPE_UNKNOWN:
7315                         case CONNMAN_SERVICE_TYPE_SYSTEM:
7316                         case CONNMAN_SERVICE_TYPE_P2P:
7317                                 break;
7318
7319                         case CONNMAN_SERVICE_TYPE_GADGET:
7320                         case CONNMAN_SERVICE_TYPE_ETHERNET:
7321                                 if (service->autoconnect) {
7322                                         __connman_service_connect(service,
7323                                                 CONNMAN_SERVICE_CONNECT_REASON_AUTO);
7324                                         break;
7325                                 }
7326
7327                                 /* fall through */
7328                         case CONNMAN_SERVICE_TYPE_BLUETOOTH:
7329                         case CONNMAN_SERVICE_TYPE_GPS:
7330                         case CONNMAN_SERVICE_TYPE_VPN:
7331                         case CONNMAN_SERVICE_TYPE_WIFI:
7332                         case CONNMAN_SERVICE_TYPE_CELLULAR:
7333                                 do_auto_connect(service,
7334                                         CONNMAN_SERVICE_CONNECT_REASON_AUTO);
7335                                 break;
7336                         }
7337                 }
7338         }
7339
7340         __connman_notifier_service_add(service, service->name);
7341
7342         return service;
7343 }
7344
7345 void __connman_service_update_from_network(struct connman_network *network)
7346 {
7347         bool need_sort = false;
7348         struct connman_service *service;
7349         uint8_t strength;
7350         bool roaming;
7351         const char *name;
7352         bool stats_enable;
7353
7354         service = connman_service_lookup_from_network(network);
7355         if (!service)
7356                 return;
7357
7358         if (!service->network)
7359                 return;
7360
7361         name = connman_network_get_string(service->network, "Name");
7362         if (g_strcmp0(service->name, name) != 0) {
7363                 g_free(service->name);
7364                 service->name = g_strdup(name);
7365
7366                 if (allow_property_changed(service))
7367                         connman_dbus_property_changed_basic(service->path,
7368                                         CONNMAN_SERVICE_INTERFACE, "Name",
7369                                         DBUS_TYPE_STRING, &service->name);
7370         }
7371
7372         if (service->type == CONNMAN_SERVICE_TYPE_WIFI)
7373                 update_wps_values(service, network);
7374
7375         strength = connman_network_get_strength(service->network);
7376         if (strength == service->strength)
7377                 goto roaming;
7378
7379         service->strength = strength;
7380         need_sort = true;
7381
7382         strength_changed(service);
7383
7384 roaming:
7385         roaming = connman_network_get_bool(service->network, "Roaming");
7386         if (roaming == service->roaming)
7387                 goto sorting;
7388
7389         stats_enable = stats_enabled(service);
7390         if (stats_enable)
7391                 stats_stop(service);
7392
7393         service->roaming = roaming;
7394         need_sort = true;
7395
7396         if (stats_enable)
7397                 stats_start(service);
7398
7399         roaming_changed(service);
7400
7401 sorting:
7402         if (need_sort) {
7403                 service_list_sort();
7404         }
7405 }
7406
7407 void __connman_service_remove_from_network(struct connman_network *network)
7408 {
7409         struct connman_service *service;
7410
7411         service = connman_service_lookup_from_network(network);
7412
7413         DBG("network %p service %p", network, service);
7414
7415         if (!service)
7416                 return;
7417
7418         service->ignore = true;
7419
7420         __connman_connection_gateway_remove(service,
7421                                         CONNMAN_IPCONFIG_TYPE_ALL);
7422
7423         connman_service_unref(service);
7424 }
7425
7426 /**
7427  * __connman_service_create_from_provider:
7428  * @provider: provider structure
7429  *
7430  * Look up service by provider and if not found, create one
7431  */
7432 struct connman_service *
7433 __connman_service_create_from_provider(struct connman_provider *provider)
7434 {
7435         struct connman_service *service;
7436         const char *ident, *str;
7437         char *name;
7438         int index = connman_provider_get_index(provider);
7439
7440         DBG("provider %p", provider);
7441
7442         ident = __connman_provider_get_ident(provider);
7443         if (!ident)
7444                 return NULL;
7445
7446         name = g_strdup_printf("vpn_%s", ident);
7447         service = service_get(name);
7448         g_free(name);
7449
7450         if (!service)
7451                 return NULL;
7452
7453         service->type = CONNMAN_SERVICE_TYPE_VPN;
7454         service->order = service->do_split_routing ? 0 : 10;
7455         service->provider = connman_provider_ref(provider);
7456         service->autoconnect = false;
7457         service->favorite = true;
7458
7459         service->state_ipv4 = service->state_ipv6 = CONNMAN_SERVICE_STATE_IDLE;
7460         service->state = combine_state(service->state_ipv4, service->state_ipv6);
7461
7462         str = connman_provider_get_string(provider, "Name");
7463         if (str) {
7464                 g_free(service->name);
7465                 service->name = g_strdup(str);
7466                 service->hidden = false;
7467         } else {
7468                 g_free(service->name);
7469                 service->name = NULL;
7470                 service->hidden = true;
7471         }
7472
7473         service->strength = 0;
7474
7475         if (!service->ipconfig_ipv4)
7476                 service->ipconfig_ipv4 = create_ip4config(service, index,
7477                                 CONNMAN_IPCONFIG_METHOD_MANUAL);
7478
7479         if (!service->ipconfig_ipv6)
7480                 service->ipconfig_ipv6 = create_ip6config(service, index);
7481
7482         service_register(service);
7483
7484         __connman_notifier_service_add(service, service->name);
7485         service_schedule_added(service);
7486
7487         return service;
7488 }
7489
7490 static void remove_unprovisioned_services(void)
7491 {
7492         gchar **services;
7493         GKeyFile *keyfile, *configkeyfile;
7494         char *file, *section;
7495         int i = 0;
7496
7497         services = connman_storage_get_services();
7498         if (!services)
7499                 return;
7500
7501         for (; services[i]; i++) {
7502                 file = section = NULL;
7503                 keyfile = configkeyfile = NULL;
7504
7505                 keyfile = connman_storage_load_service(services[i]);
7506                 if (!keyfile)
7507                         continue;
7508
7509                 file = g_key_file_get_string(keyfile, services[i],
7510                                         "Config.file", NULL);
7511                 if (!file)
7512                         goto next;
7513
7514                 section = g_key_file_get_string(keyfile, services[i],
7515                                         "Config.ident", NULL);
7516                 if (!section)
7517                         goto next;
7518
7519                 configkeyfile = __connman_storage_load_config(file);
7520                 if (!configkeyfile) {
7521                         /*
7522                          * Config file is missing, remove the provisioned
7523                          * service.
7524                          */
7525                         __connman_storage_remove_service(services[i]);
7526                         goto next;
7527                 }
7528
7529                 if (!g_key_file_has_group(configkeyfile, section))
7530                         /*
7531                          * Config section is missing, remove the provisioned
7532                          * service.
7533                          */
7534                         __connman_storage_remove_service(services[i]);
7535
7536         next:
7537                 if (keyfile)
7538                         g_key_file_free(keyfile);
7539
7540                 if (configkeyfile)
7541                         g_key_file_free(configkeyfile);
7542
7543                 g_free(section);
7544                 g_free(file);
7545         }
7546
7547         g_strfreev(services);
7548 }
7549
7550 static int agent_probe(struct connman_agent *agent)
7551 {
7552         DBG("agent %p", agent);
7553         return 0;
7554 }
7555
7556 static void agent_remove(struct connman_agent *agent)
7557 {
7558         DBG("agent %p", agent);
7559 }
7560
7561 static void *agent_context_ref(void *context)
7562 {
7563         struct connman_service *service = context;
7564
7565         return (void *)connman_service_ref(service);
7566 }
7567
7568 static void agent_context_unref(void *context)
7569 {
7570         struct connman_service *service = context;
7571
7572         connman_service_unref(service);
7573 }
7574
7575 static struct connman_agent_driver agent_driver = {
7576         .name           = "service",
7577         .interface      = CONNMAN_AGENT_INTERFACE,
7578         .probe          = agent_probe,
7579         .remove         = agent_remove,
7580         .context_ref    = agent_context_ref,
7581         .context_unref  = agent_context_unref,
7582 };
7583
7584 int __connman_service_init(void)
7585 {
7586         int err;
7587
7588         DBG("");
7589
7590         err = connman_agent_driver_register(&agent_driver);
7591         if (err < 0) {
7592                 connman_error("Cannot register agent driver for %s",
7593                                                 agent_driver.name);
7594                 return err;
7595         }
7596
7597         set_always_connecting_technologies();
7598
7599         connection = connman_dbus_get_connection();
7600
7601         service_hash = g_hash_table_new_full(g_str_hash, g_str_equal,
7602                                                         NULL, service_free);
7603
7604         services_notify = g_new0(struct _services_notify, 1);
7605         services_notify->remove = g_hash_table_new_full(g_str_hash,
7606                         g_str_equal, g_free, NULL);
7607         services_notify->add = g_hash_table_new(g_str_hash, g_str_equal);
7608
7609         remove_unprovisioned_services();
7610
7611         return 0;
7612 }
7613
7614 void __connman_service_cleanup(void)
7615 {
7616         DBG("");
7617
7618         if (vpn_autoconnect_id) {
7619                 g_source_remove(vpn_autoconnect_id);
7620                 vpn_autoconnect_id = 0;
7621         }
7622
7623         if (autoconnect_id != 0) {
7624                 g_source_remove(autoconnect_id);
7625                 autoconnect_id = 0;
7626         }
7627
7628         connman_agent_driver_unregister(&agent_driver);
7629
7630         g_list_free(service_list);
7631         service_list = NULL;
7632
7633         g_hash_table_destroy(service_hash);
7634         service_hash = NULL;
7635
7636         g_slist_free(counter_list);
7637         counter_list = NULL;
7638
7639         if (services_notify->id != 0) {
7640                 g_source_remove(services_notify->id);
7641                 service_send_changed(NULL);
7642         }
7643
7644         g_hash_table_destroy(services_notify->remove);
7645         g_hash_table_destroy(services_notify->add);
7646         g_free(services_notify);
7647
7648         dbus_connection_unref(connection);
7649 }