src/service.c

   1 /*
   2  *
   3  *  Connection Manager
   4  *
   5  *  Copyright (C) 2007-2010  Intel Corporation. All rights reserved.
   6  *
   7  *  This program is free software; you can redistribute it and/or modify
   8  *  it under the terms of the GNU General Public License version 2 as
   9  *  published by the Free Software Foundation.
  10  *
  11  *  This program is distributed in the hope that it will be useful,
  12  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  *  GNU General Public License for more details.
  15  *
  16  *  You should have received a copy of the GNU General Public License
  17  *  along with this program; if not, write to the Free Software
  18  *  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
  19  *
  20  */
  21
  22 #ifdef HAVE_CONFIG_H
  23 #include <config.h>
  24 #endif
  25
  26 #include <errno.h>
  27 #include <stdio.h>
  28 #include <string.h>
  29 #include <netdb.h>
  30 #include <gdbus.h>
  31
  32 #include <connman/storage.h>
  33
  34 #include "connman.h"
  35
  36 #define CONNECT_TIMEOUT         120
  37
  38 static DBusConnection *connection = NULL;
  39
  40 static GSequence *service_list = NULL;
  41 static GHashTable *service_hash = NULL;
  42 static GSList *counter_list = NULL;
  43
  44 struct connman_stats {
  45         connman_bool_t valid;
  46         connman_bool_t enabled;
  47         struct connman_stats_data data_last;
  48         struct connman_stats_data data;
  49         GTimer *timer;
  50 };
  51
  52 struct connman_stats_counter {
  53         connman_bool_t append_all;
  54         struct connman_stats stats;
  55         struct connman_stats stats_roaming;
  56 };
  57
  58 struct connman_service {
  59         int refcount;
  60         int session_usage_count;
  61         char *identifier;
  62         char *path;
  63         enum connman_service_type type;
  64         enum connman_service_security security;
  65         enum connman_service_state state;
  66         enum connman_service_state state_ipv4;
  67         enum connman_service_state state_ipv6;
  68         enum connman_service_error error;
  69         connman_uint8_t strength;
  70         connman_bool_t favorite;
  71         connman_bool_t immutable;
  72         connman_bool_t hidden;
  73         connman_bool_t ignore;
  74         connman_bool_t autoconnect;
  75         connman_bool_t userconnect;
  76         GTimeVal modified;
  77         unsigned int order;
  78         char *name;
  79         char *passphrase;
  80         char *agent_passphrase;
  81         connman_bool_t roaming;
  82         struct connman_ipconfig *ipconfig_ipv4;
  83         struct connman_ipconfig *ipconfig_ipv6;
  84         struct connman_network *network;
  85         struct connman_provider *provider;
  86         char **nameservers;
  87         char **nameservers_config;
  88         char **nameservers_auto;
  89         char **domains;
  90         char *domainname;
  91         char **timeservers;
  92         /* 802.1x settings from the config files */
  93         char *eap;
  94         char *identity;
  95         char *agent_identity;
  96         char *ca_cert_file;
  97         char *client_cert_file;
  98         char *private_key_file;
  99         char *private_key_passphrase;
 100         char *phase2;
 101         DBusMessage *pending;
 102         guint timeout;
 103         struct connman_stats stats;
 104         struct connman_stats stats_roaming;
 105         GHashTable *counter_table;
 106         enum connman_service_proxy_method proxy;
 107         enum connman_service_proxy_method proxy_config;
 108         char **proxies;
 109         char **excludes;
 110         char *pac;
 111         connman_bool_t wps;
 112         int online_check_count;
 113 };
 114
 115 struct find_data {
 116         const char *path;
 117         struct connman_service *service;
 118 };
 119
 120 static void compare_path(gpointer value, gpointer user_data)
 121 {
 122         struct connman_service *service = value;
 123         struct find_data *data = user_data;
 124
 125         if (data->service != NULL)
 126                 return;
 127
 128         if (g_strcmp0(service->path, data->path) == 0)
 129                 data->service = service;
 130 }
 131
 132 static struct connman_service *find_service(const char *path)
 133 {
 134         struct find_data data = { .path = path, .service = NULL };
 135
 136         DBG("path %s", path);
 137
 138         g_sequence_foreach(service_list, compare_path, &data);
 139
 140         return data.service;
 141 }
 142
 143 const char *__connman_service_type2string(enum connman_service_type type)
 144 {
 145         switch (type) {
 146         case CONNMAN_SERVICE_TYPE_UNKNOWN:
 147                 break;
 148         case CONNMAN_SERVICE_TYPE_SYSTEM:
 149                 return "system";
 150         case CONNMAN_SERVICE_TYPE_ETHERNET:
 151                 return "ethernet";
 152         case CONNMAN_SERVICE_TYPE_WIFI:
 153                 return "wifi";
 154         case CONNMAN_SERVICE_TYPE_WIMAX:
 155                 return "wimax";
 156         case CONNMAN_SERVICE_TYPE_BLUETOOTH:
 157                 return "bluetooth";
 158         case CONNMAN_SERVICE_TYPE_CELLULAR:
 159                 return "cellular";
 160         case CONNMAN_SERVICE_TYPE_GPS:
 161                 return "gps";
 162         case CONNMAN_SERVICE_TYPE_VPN:
 163                 return "vpn";
 164         case CONNMAN_SERVICE_TYPE_GADGET:
 165                 return "gadget";
 166         }
 167
 168         return NULL;
 169 }
 170
 171 static const char *security2string(enum connman_service_security security)
 172 {
 173         switch (security) {
 174         case CONNMAN_SERVICE_SECURITY_UNKNOWN:
 175                 break;
 176         case CONNMAN_SERVICE_SECURITY_NONE:
 177                 return "none";
 178         case CONNMAN_SERVICE_SECURITY_WEP:
 179                 return "wep";
 180         case CONNMAN_SERVICE_SECURITY_PSK:
 181         case CONNMAN_SERVICE_SECURITY_WPA:
 182         case CONNMAN_SERVICE_SECURITY_RSN:
 183                 return "psk";
 184         case CONNMAN_SERVICE_SECURITY_8021X:
 185                 return "ieee8021x";
 186         }
 187
 188         return NULL;
 189 }
 190
 191 static const char *state2string(enum connman_service_state state)
 192 {
 193         switch (state) {
 194         case CONNMAN_SERVICE_STATE_UNKNOWN:
 195                 break;
 196         case CONNMAN_SERVICE_STATE_IDLE:
 197                 return "idle";
 198         case CONNMAN_SERVICE_STATE_ASSOCIATION:
 199                 return "association";
 200         case CONNMAN_SERVICE_STATE_CONFIGURATION:
 201                 return "configuration";
 202         case CONNMAN_SERVICE_STATE_READY:
 203                 return "ready";
 204         case CONNMAN_SERVICE_STATE_ONLINE:
 205                 return "online";
 206         case CONNMAN_SERVICE_STATE_DISCONNECT:
 207                 return "disconnect";
 208         case CONNMAN_SERVICE_STATE_FAILURE:
 209                 return "failure";
 210         }
 211
 212         return NULL;
 213 }
 214
 215 static const char *error2string(enum connman_service_error error)
 216 {
 217         switch (error) {
 218         case CONNMAN_SERVICE_ERROR_UNKNOWN:
 219                 break;
 220         case CONNMAN_SERVICE_ERROR_OUT_OF_RANGE:
 221                 return "out-of-range";
 222         case CONNMAN_SERVICE_ERROR_PIN_MISSING:
 223                 return "pin-missing";
 224         case CONNMAN_SERVICE_ERROR_DHCP_FAILED:
 225                 return "dhcp-failed";
 226         case CONNMAN_SERVICE_ERROR_CONNECT_FAILED:
 227                 return "connect-failed";
 228         case CONNMAN_SERVICE_ERROR_LOGIN_FAILED:
 229                 return "login-failed";
 230         case CONNMAN_SERVICE_ERROR_AUTH_FAILED:
 231                 return "auth-failed";
 232         case CONNMAN_SERVICE_ERROR_INVALID_KEY:
 233                 return "invalid-key";
 234         }
 235
 236         return NULL;
 237 }
 238
 239 static enum connman_service_error string2error(const char *error)
 240 {
 241         if (g_strcmp0(error, "dhcp-failed") == 0)
 242                 return CONNMAN_SERVICE_ERROR_DHCP_FAILED;
 243         else if (g_strcmp0(error, "pin-missing") == 0)
 244                 return CONNMAN_SERVICE_ERROR_PIN_MISSING;
 245         else if (g_strcmp0(error, "invalid-key") == 0)
 246                 return CONNMAN_SERVICE_ERROR_INVALID_KEY;
 247
 248         return CONNMAN_SERVICE_ERROR_UNKNOWN;
 249 }
 250
 251 static const char *proxymethod2string(enum connman_service_proxy_method method)
 252 {
 253         switch (method) {
 254         case CONNMAN_SERVICE_PROXY_METHOD_DIRECT:
 255                 return "direct";
 256         case CONNMAN_SERVICE_PROXY_METHOD_MANUAL:
 257                 return "manual";
 258         case CONNMAN_SERVICE_PROXY_METHOD_AUTO:
 259                 return "auto";
 260         case CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN:
 261                 break;
 262         }
 263
 264         return NULL;
 265 }
 266
 267 static enum connman_service_proxy_method string2proxymethod(const char *method)
 268 {
 269         if (g_strcmp0(method, "direct") == 0)
 270                 return CONNMAN_SERVICE_PROXY_METHOD_DIRECT;
 271         else if (g_strcmp0(method, "auto") == 0)
 272                 return CONNMAN_SERVICE_PROXY_METHOD_AUTO;
 273         else if (g_strcmp0(method, "manual") == 0)
 274                 return CONNMAN_SERVICE_PROXY_METHOD_MANUAL;
 275         else
 276                 return CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN;
 277 }
 278
 279 static int service_load(struct connman_service *service)
 280 {
 281         GKeyFile *keyfile;
 282         GError *error = NULL;
 283         gsize length;
 284         gchar *str;
 285         connman_bool_t autoconnect;
 286         unsigned int ssid_len;
 287         int err = 0;
 288
 289         DBG("service %p", service);
 290
 291         keyfile = connman_storage_load_service(service->identifier);
 292         if (keyfile == NULL)
 293                 return -EIO;
 294
 295         switch (service->type) {
 296         case CONNMAN_SERVICE_TYPE_UNKNOWN:
 297         case CONNMAN_SERVICE_TYPE_SYSTEM:
 298         case CONNMAN_SERVICE_TYPE_ETHERNET:
 299         case CONNMAN_SERVICE_TYPE_GPS:
 300         case CONNMAN_SERVICE_TYPE_VPN:
 301         case CONNMAN_SERVICE_TYPE_GADGET:
 302                 break;
 303         case CONNMAN_SERVICE_TYPE_WIFI:
 304                 if (service->name == NULL) {
 305                         gchar *name;
 306
 307                         name = g_key_file_get_string(keyfile,
 308                                         service->identifier, "Name", NULL);
 309                         if (name != NULL) {
 310                                 g_free(service->name);
 311                                 service->name = name;
 312                         }
 313
 314                         if (service->network != NULL)
 315                                 connman_network_set_name(service->network,
 316                                                                         name);
 317                 }
 318
 319                 if (service->network &&
 320                                 connman_network_get_blob(service->network,
 321                                         "WiFi.SSID", &ssid_len) == NULL) {
 322                         gchar *hex_ssid;
 323
 324                         hex_ssid = g_key_file_get_string(keyfile,
 325                                                         service->identifier,
 326                                                                 "SSID", NULL);
 327
 328                         if (hex_ssid != NULL) {
 329                                 gchar *ssid;
 330                                 unsigned int i, j = 0, hex;
 331                                 size_t hex_ssid_len = strlen(hex_ssid);
 332
 333                                 ssid = g_try_malloc0(hex_ssid_len / 2);
 334                                 if (ssid == NULL) {
 335                                         g_free(hex_ssid);
 336                                         err = -ENOMEM;
 337                                         goto done;
 338                                 }
 339
 340                                 for (i = 0; i < hex_ssid_len; i += 2) {
 341                                         sscanf(hex_ssid + i, "%02x", &hex);
 342                                         ssid[j++] = hex;
 343                                 }
 344
 345                                 connman_network_set_blob(service->network,
 346                                         "WiFi.SSID", ssid, hex_ssid_len / 2);
 347                         }
 348
 349                         g_free(hex_ssid);
 350                 }
 351                 /* fall through */
 352
 353         case CONNMAN_SERVICE_TYPE_WIMAX:
 354         case CONNMAN_SERVICE_TYPE_BLUETOOTH:
 355         case CONNMAN_SERVICE_TYPE_CELLULAR:
 356                 service->favorite = g_key_file_get_boolean(keyfile,
 357                                 service->identifier, "Favorite", NULL);
 358
 359                 autoconnect = g_key_file_get_boolean(keyfile,
 360                                 service->identifier, "AutoConnect", &error);
 361                 if (error == NULL)
 362                         service->autoconnect = autoconnect;
 363                 g_clear_error(&error);
 364
 365                 str = g_key_file_get_string(keyfile,
 366                                 service->identifier, "Failure", NULL);
 367                 if (str != NULL) {
 368                         if (service->favorite == FALSE)
 369                                 service->state_ipv4 = service->state_ipv6 =
 370                                         CONNMAN_SERVICE_STATE_FAILURE;
 371                         service->error = string2error(str);
 372                         g_free(str);
 373                 }
 374                 break;
 375         }
 376
 377         str = g_key_file_get_string(keyfile,
 378                                 service->identifier, "Modified", NULL);
 379         if (str != NULL) {
 380                 g_time_val_from_iso8601(str, &service->modified);
 381                 g_free(str);
 382         }
 383
 384         str = g_key_file_get_string(keyfile,
 385                                 service->identifier, "Passphrase", NULL);
 386         if (str != NULL) {
 387                 g_free(service->passphrase);
 388                 service->passphrase = str;
 389         }
 390
 391         if (service->ipconfig_ipv4 != NULL)
 392                 __connman_ipconfig_load(service->ipconfig_ipv4, keyfile,
 393                                         service->identifier, "IPv4.");
 394
 395         if (service->ipconfig_ipv6 != NULL)
 396                 __connman_ipconfig_load(service->ipconfig_ipv6, keyfile,
 397                                         service->identifier, "IPv6.");
 398
 399         service->nameservers_config = g_key_file_get_string_list(keyfile,
 400                         service->identifier, "Nameservers", &length, NULL);
 401         if (service->nameservers_config != NULL && length == 0) {
 402                 g_strfreev(service->nameservers_config);
 403                 service->nameservers_config = NULL;
 404         }
 405
 406         service->domains = g_key_file_get_string_list(keyfile,
 407                         service->identifier, "Domains", &length, NULL);
 408         if (service->domains != NULL && length == 0) {
 409                 g_strfreev(service->domains);
 410                 service->domains = NULL;
 411         }
 412
 413         str = g_key_file_get_string(keyfile,
 414                                 service->identifier, "Proxy.Method", NULL);
 415         if (str != NULL)
 416                 service->proxy_config = string2proxymethod(str);
 417
 418         g_free(str);
 419
 420         service->proxies = g_key_file_get_string_list(keyfile,
 421                         service->identifier, "Proxy.Servers", &length, NULL);
 422         if (service->proxies != NULL && length == 0) {
 423                 g_strfreev(service->proxies);
 424                 service->proxies = NULL;
 425         }
 426
 427         service->excludes = g_key_file_get_string_list(keyfile,
 428                         service->identifier, "Proxy.Excludes", &length, NULL);
 429         if (service->excludes != NULL && length == 0) {
 430                 g_strfreev(service->excludes);
 431                 service->excludes = NULL;
 432         }
 433
 434         str = g_key_file_get_string(keyfile,
 435                                 service->identifier, "Proxy.URL", NULL);
 436         if (str != NULL) {
 437                 g_free(service->pac);
 438                 service->pac = str;
 439         }
 440
 441 done:
 442         g_key_file_free(keyfile);
 443
 444         return err;
 445 }
 446
 447 static int service_save(struct connman_service *service)
 448 {
 449         GKeyFile *keyfile;
 450         gchar *str;
 451         guint freq;
 452         const char *cst_str = NULL;
 453         int err = 0;
 454
 455         DBG("service %p", service);
 456
 457         keyfile = __connman_storage_open_service(service->identifier);
 458         if (keyfile == NULL)
 459                 return -EIO;
 460
 461         if (service->name != NULL)
 462                 g_key_file_set_string(keyfile, service->identifier,
 463                                                 "Name", service->name);
 464
 465         switch (service->type) {
 466         case CONNMAN_SERVICE_TYPE_UNKNOWN:
 467         case CONNMAN_SERVICE_TYPE_SYSTEM:
 468         case CONNMAN_SERVICE_TYPE_ETHERNET:
 469         case CONNMAN_SERVICE_TYPE_GPS:
 470         case CONNMAN_SERVICE_TYPE_VPN:
 471         case CONNMAN_SERVICE_TYPE_GADGET:
 472                 break;
 473         case CONNMAN_SERVICE_TYPE_WIFI:
 474                 if (service->network) {
 475                         const unsigned char *ssid;
 476                         unsigned int ssid_len = 0;
 477
 478                         ssid = connman_network_get_blob(service->network,
 479                                                         "WiFi.SSID", &ssid_len);
 480
 481                         if (ssid != NULL && ssid_len > 0 && ssid[0] != '\0') {
 482                                 char *identifier = service->identifier;
 483                                 GString *str;
 484                                 unsigned int i;
 485
 486                                 str = g_string_sized_new(ssid_len * 2);
 487                                 if (str == NULL) {
 488                                         err = -ENOMEM;
 489                                         goto done;
 490                                 }
 491
 492                                 for (i = 0; i < ssid_len; i++)
 493                                         g_string_append_printf(str,
 494                                                         "%02x", ssid[i]);
 495
 496                                 g_key_file_set_string(keyfile, identifier,
 497                                                         "SSID", str->str);
 498
 499                                 g_string_free(str, TRUE);
 500                         }
 501
 502                         freq = connman_network_get_frequency(service->network);
 503                         g_key_file_set_integer(keyfile, service->identifier,
 504                                                 "Frequency", freq);
 505                 }
 506                 /* fall through */
 507
 508         case CONNMAN_SERVICE_TYPE_WIMAX:
 509         case CONNMAN_SERVICE_TYPE_BLUETOOTH:
 510         case CONNMAN_SERVICE_TYPE_CELLULAR:
 511                 g_key_file_set_boolean(keyfile, service->identifier,
 512                                         "Favorite", service->favorite);
 513
 514                 if (service->favorite == TRUE)
 515                         g_key_file_set_boolean(keyfile, service->identifier,
 516                                         "AutoConnect", service->autoconnect);
 517
 518                 if (service->state_ipv4 == CONNMAN_SERVICE_STATE_FAILURE ||
 519                         service->state_ipv6 == CONNMAN_SERVICE_STATE_FAILURE) {
 520                         const char *failure = error2string(service->error);
 521                         if (failure != NULL)
 522                                 g_key_file_set_string(keyfile,
 523                                                         service->identifier,
 524                                                         "Failure", failure);
 525                 } else {
 526                         g_key_file_remove_key(keyfile, service->identifier,
 527                                                         "Failure", NULL);
 528                 }
 529                 break;
 530         }
 531
 532         str = g_time_val_to_iso8601(&service->modified);
 533         if (str != NULL) {
 534                 g_key_file_set_string(keyfile, service->identifier,
 535                                                         "Modified", str);
 536                 g_free(str);
 537         }
 538
 539         if (service->passphrase != NULL && strlen(service->passphrase) > 0)
 540                 g_key_file_set_string(keyfile, service->identifier,
 541                                         "Passphrase", service->passphrase);
 542         else
 543                 g_key_file_remove_key(keyfile, service->identifier,
 544                                                         "Passphrase", NULL);
 545
 546         if (service->ipconfig_ipv4 != NULL)
 547                 __connman_ipconfig_save(service->ipconfig_ipv4, keyfile,
 548                                         service->identifier, "IPv4.");
 549
 550         if (service->ipconfig_ipv6 != NULL)
 551                 __connman_ipconfig_save(service->ipconfig_ipv6, keyfile,
 552                                                 service->identifier, "IPv6.");
 553
 554         if (service->nameservers_config != NULL) {
 555                 guint len = g_strv_length(service->nameservers_config);
 556
 557                 g_key_file_set_string_list(keyfile, service->identifier,
 558                                                                 "Nameservers",
 559                                 (const gchar **) service->nameservers_config, len);
 560         } else
 561         g_key_file_remove_key(keyfile, service->identifier,
 562                                                         "Nameservers", NULL);
 563
 564         if (service->domains != NULL) {
 565                 guint len = g_strv_length(service->domains);
 566
 567                 g_key_file_set_string_list(keyfile, service->identifier,
 568                                                                 "Domains",
 569                                 (const gchar **) service->domains, len);
 570         } else
 571                 g_key_file_remove_key(keyfile, service->identifier,
 572                                                         "Domains", NULL);
 573
 574         cst_str = proxymethod2string(service->proxy_config);
 575         if (cst_str != NULL)
 576                 g_key_file_set_string(keyfile, service->identifier,
 577                                 "Proxy.Method", cst_str);
 578
 579         if (service->proxies != NULL) {
 580                 guint len = g_strv_length(service->proxies);
 581
 582                 g_key_file_set_string_list(keyfile, service->identifier,
 583                                 "Proxy.Servers",
 584                                 (const gchar **) service->proxies, len);
 585         } else
 586                 g_key_file_remove_key(keyfile, service->identifier,
 587                                                 "Proxy.Servers", NULL);
 588
 589         if (service->excludes != NULL) {
 590                 guint len = g_strv_length(service->excludes);
 591
 592                 g_key_file_set_string_list(keyfile, service->identifier,
 593                                 "Proxy.Excludes",
 594                                 (const gchar **) service->excludes, len);
 595         } else
 596                 g_key_file_remove_key(keyfile, service->identifier,
 597                                                 "Proxy.Excludes", NULL);
 598
 599         if (service->pac != NULL && strlen(service->pac) > 0)
 600                 g_key_file_set_string(keyfile, service->identifier,
 601                                         "Proxy.URL", service->pac);
 602         else
 603                 g_key_file_remove_key(keyfile, service->identifier,
 604                                                         "Proxy.URL", NULL);
 605
 606 done:
 607         __connman_storage_save_service(keyfile, service->identifier);
 608
 609         g_key_file_free(keyfile);
 610
 611         return err;
 612 }
 613
 614 static enum connman_service_state combine_state(
 615                                         enum connman_service_state state_a,
 616                                         enum connman_service_state state_b)
 617 {
 618         enum connman_service_state result;
 619
 620         if (state_a == state_b) {
 621                 result = state_a;
 622                 goto done;
 623         }
 624
 625         if (state_a == CONNMAN_SERVICE_STATE_UNKNOWN) {
 626                 result = state_b;
 627                 goto done;
 628         }
 629
 630         if (state_b == CONNMAN_SERVICE_STATE_UNKNOWN) {
 631                 result = state_a;
 632                 goto done;
 633         }
 634
 635         if (state_a == CONNMAN_SERVICE_STATE_IDLE) {
 636                 result = state_b;
 637                 goto done;
 638         }
 639
 640         if (state_b == CONNMAN_SERVICE_STATE_IDLE) {
 641                 result = state_a;
 642                 goto done;
 643         }
 644
 645         if (state_a == CONNMAN_SERVICE_STATE_ONLINE) {
 646                 result = state_a;
 647                 goto done;
 648         }
 649
 650         if (state_b == CONNMAN_SERVICE_STATE_ONLINE) {
 651                 result = state_b;
 652                 goto done;
 653         }
 654
 655         if (state_a == CONNMAN_SERVICE_STATE_READY) {
 656                 result = state_a;
 657                 goto done;
 658         }
 659
 660         if (state_b == CONNMAN_SERVICE_STATE_READY) {
 661                 result = state_b;
 662                 goto done;
 663         }
 664
 665         if (state_a == CONNMAN_SERVICE_STATE_CONFIGURATION) {
 666                 result = state_a;
 667                 goto done;
 668         }
 669
 670         if (state_b == CONNMAN_SERVICE_STATE_CONFIGURATION) {
 671                 result = state_b;
 672                 goto done;
 673         }
 674
 675         if (state_a == CONNMAN_SERVICE_STATE_ASSOCIATION) {
 676                 result = state_a;
 677                 goto done;
 678         }
 679
 680         if (state_b == CONNMAN_SERVICE_STATE_ASSOCIATION) {
 681                 result = state_b;
 682                 goto done;
 683         }
 684
 685         if (state_a == CONNMAN_SERVICE_STATE_DISCONNECT) {
 686                 result = state_a;
 687                 goto done;
 688         }
 689
 690         if (state_b == CONNMAN_SERVICE_STATE_DISCONNECT) {
 691                 result = state_b;
 692                 goto done;
 693         }
 694
 695         result = CONNMAN_SERVICE_STATE_FAILURE;
 696
 697 done:
 698         return result;
 699 }
 700
 701 static connman_bool_t is_connecting_state(struct connman_service *service,
 702                                         enum connman_service_state state)
 703 {
 704         switch (state) {
 705         case CONNMAN_SERVICE_STATE_UNKNOWN:
 706         case CONNMAN_SERVICE_STATE_IDLE:
 707         case CONNMAN_SERVICE_STATE_FAILURE:
 708                 if (service->network != NULL)
 709                         return connman_network_get_connecting(service->network);
 710         case CONNMAN_SERVICE_STATE_DISCONNECT:
 711         case CONNMAN_SERVICE_STATE_READY:
 712         case CONNMAN_SERVICE_STATE_ONLINE:
 713                 break;
 714         case CONNMAN_SERVICE_STATE_ASSOCIATION:
 715         case CONNMAN_SERVICE_STATE_CONFIGURATION:
 716                 return TRUE;
 717         }
 718
 719         return FALSE;
 720 }
 721
 722 static connman_bool_t is_connected_state(const struct connman_service *service,
 723                                         enum connman_service_state state)
 724 {
 725         switch (state) {
 726         case CONNMAN_SERVICE_STATE_UNKNOWN:
 727         case CONNMAN_SERVICE_STATE_IDLE:
 728         case CONNMAN_SERVICE_STATE_ASSOCIATION:
 729         case CONNMAN_SERVICE_STATE_CONFIGURATION:
 730         case CONNMAN_SERVICE_STATE_DISCONNECT:
 731         case CONNMAN_SERVICE_STATE_FAILURE:
 732                 break;
 733         case CONNMAN_SERVICE_STATE_READY:
 734         case CONNMAN_SERVICE_STATE_ONLINE:
 735                 return TRUE;
 736         }
 737
 738         return FALSE;
 739 }
 740
 741 static connman_bool_t is_connecting(struct connman_service *service)
 742 {
 743         return is_connecting_state(service, service->state);
 744 }
 745
 746 static connman_bool_t is_connected(struct connman_service *service)
 747 {
 748         return is_connected_state(service, service->state);
 749 }
 750
 751 static void update_nameservers(struct connman_service *service)
 752 {
 753         const char *ifname;
 754
 755         if (service->ipconfig_ipv4)
 756                 ifname = __connman_ipconfig_get_ifname(service->ipconfig_ipv4);
 757         else if (service->ipconfig_ipv6)
 758                 ifname = __connman_ipconfig_get_ifname(service->ipconfig_ipv6);
 759         else
 760                 ifname = NULL;
 761
 762         if (ifname == NULL)
 763                 return;
 764
 765         switch (combine_state(service->state_ipv4, service->state_ipv6)) {
 766         case CONNMAN_SERVICE_STATE_UNKNOWN:
 767         case CONNMAN_SERVICE_STATE_IDLE:
 768         case CONNMAN_SERVICE_STATE_ASSOCIATION:
 769         case CONNMAN_SERVICE_STATE_CONFIGURATION:
 770                 return;
 771         case CONNMAN_SERVICE_STATE_FAILURE:
 772         case CONNMAN_SERVICE_STATE_DISCONNECT:
 773                 connman_resolver_remove_all(ifname);
 774                 return;
 775         case CONNMAN_SERVICE_STATE_READY:
 776         case CONNMAN_SERVICE_STATE_ONLINE:
 777                 break;
 778         }
 779
 780         if (service->nameservers_config != NULL) {
 781                 int i;
 782
 783                 for (i = 0; service->nameservers_config[i] != NULL; i++) {
 784                         connman_resolver_append(ifname, NULL,
 785                                                 service->nameservers_config[i]);
 786                 }
 787         } else if (service->nameservers != NULL) {
 788                 int i;
 789
 790                 for (i = 0; service->nameservers[i] != NULL; i++) {
 791                         connman_resolver_append(ifname, NULL,
 792                                                 service->nameservers[i]);
 793                 }
 794         }
 795
 796         if (service->domains != NULL) {
 797                 int i;
 798
 799                 for (i = 0; service->domains[i]; i++)
 800                         connman_resolver_append(ifname, service->domains[i],
 801                                                 NULL);
 802         } else if (service->domainname != NULL)
 803                 connman_resolver_append(ifname, service->domainname, NULL);
 804
 805         connman_resolver_flush();
 806 }
 807
 808 /*
 809  * The is_auto variable is set to true when IPv6 autoconf nameservers are
 810  * inserted to resolver via netlink message (see rtnl.c:rtnl_newnduseropt()
 811  * for details) and not through service.c
 812  */
 813 int __connman_service_nameserver_append(struct connman_service *service,
 814                                 const char *nameserver, gboolean is_auto)
 815 {
 816         char **nameservers;
 817         int len, i;
 818
 819         DBG("service %p nameserver %s auto %d", service, nameserver, is_auto);
 820
 821         if (nameserver == NULL)
 822                 return -EINVAL;
 823
 824         if (is_auto == TRUE)
 825                 nameservers = service->nameservers_auto;
 826         else
 827                 nameservers = service->nameservers;
 828
 829         for (i = 0; nameservers != NULL && nameservers[i] != NULL; i++)
 830                 if (g_strcmp0(nameservers[i], nameserver) == 0)
 831                         return -EEXIST;
 832
 833         if (nameservers != NULL) {
 834                 len = g_strv_length(nameservers);
 835                 nameservers = g_try_renew(char *, nameservers, len + 2);
 836         } else {
 837                 len = 0;
 838                 nameservers = g_try_new0(char *, len + 2);
 839         }
 840
 841         if (nameservers == NULL)
 842                 return -ENOMEM;
 843
 844         nameservers[len] = g_strdup(nameserver);
 845         if (nameservers[len] == NULL)
 846                 return -ENOMEM;
 847
 848         nameservers[len + 1] = NULL;
 849
 850         if (is_auto == TRUE) {
 851                 service->nameservers_auto = nameservers;
 852         } else {
 853                 service->nameservers = nameservers;
 854                 update_nameservers(service);
 855         }
 856
 857         return 0;
 858 }
 859
 860 int __connman_service_nameserver_remove(struct connman_service *service,
 861                                 const char *nameserver, gboolean is_auto)
 862 {
 863         char **servers, **nameservers;
 864         gboolean found = FALSE;
 865         int len, i, j;
 866
 867         DBG("service %p nameserver %s auto %d", service, nameserver, is_auto);
 868
 869         if (nameserver == NULL)
 870                 return -EINVAL;
 871
 872         if (is_auto == TRUE)
 873                 nameservers = service->nameservers_auto;
 874         else
 875                 nameservers = service->nameservers;
 876
 877         if (nameservers == NULL)
 878                 return 0;
 879
 880         for (i = 0; nameservers != NULL && nameservers[i] != NULL; i++)
 881                 if (g_strcmp0(nameservers[i], nameserver) == 0) {
 882                         found = TRUE;
 883                         break;
 884                 }
 885
 886         if (found == FALSE)
 887                 return 0;
 888
 889         len = g_strv_length(nameservers);
 890
 891         if (len == 1) {
 892                 g_strfreev(nameservers);
 893                 if (is_auto == TRUE)
 894                         service->nameservers_auto = NULL;
 895                 else
 896                         service->nameservers = NULL;
 897
 898                 return 0;
 899         }
 900
 901         servers = g_try_new0(char *, len);
 902         if (servers == NULL)
 903                 return -ENOMEM;
 904
 905         for (i = 0, j = 0; i < len; i++) {
 906                 if (g_strcmp0(nameservers[i], nameserver) != 0) {
 907                         servers[j] = g_strdup(nameservers[i]);
 908                         if (servers[j] == NULL)
 909                                 return -ENOMEM;
 910                         j++;
 911                 }
 912         }
 913         servers[len - 1] = NULL;
 914
 915         g_strfreev(nameservers);
 916         nameservers = servers;
 917
 918         if (is_auto == TRUE) {
 919                 service->nameservers_auto = nameservers;
 920         } else {
 921                 service->nameservers = nameservers;
 922                 update_nameservers(service);
 923         }
 924
 925         return 0;
 926 }
 927
 928 void __connman_service_nameserver_clear(struct connman_service *service)
 929 {
 930         g_strfreev(service->nameservers);
 931         service->nameservers = NULL;
 932
 933         update_nameservers(service);
 934 }
 935
 936 static void nameserver_add_routes(int index, char **nameservers,
 937                                         const char *gw)
 938 {
 939         int i, ret, family;
 940         struct addrinfo hints;
 941         struct addrinfo *addr;
 942
 943         for (i = 0; nameservers[i] != NULL; i++) {
 944                 memset(&hints, 0, sizeof(struct addrinfo));
 945                 hints.ai_flags = AI_NUMERICHOST;
 946                 addr = NULL;
 947
 948                 ret = getaddrinfo(nameservers[i], NULL, &hints, &addr);
 949                 if (ret == EAI_NONAME)
 950                         family = AF_INET; /* use the IPv4 as a default */
 951                 else if (ret != 0)
 952                         continue;
 953                 else
 954                         family = addr->ai_family;
 955
 956                 if (family == AF_INET) {
 957                         if (connman_inet_compare_subnet(index,
 958                                                 nameservers[i]) != TRUE)
 959                                 connman_inet_add_host_route(index,
 960                                                         nameservers[i], gw);
 961                 } else if (family == AF_INET6)
 962                         connman_inet_add_ipv6_host_route(index,
 963                                                         nameservers[i], gw);
 964
 965                 freeaddrinfo(addr);
 966         }
 967 }
 968
 969 static void nameserver_del_routes(int index, char **nameservers)
 970 {
 971         int i, ret, family;
 972         struct addrinfo hints;
 973         struct addrinfo *addr;
 974
 975         for (i = 0; nameservers[i] != NULL; i++) {
 976                 memset(&hints, 0, sizeof(struct addrinfo));
 977                 hints.ai_flags = AI_NUMERICHOST;
 978                 addr = NULL;
 979
 980                 ret = getaddrinfo(nameservers[i], NULL, &hints, &addr);
 981                 if (ret == EAI_NONAME)
 982                         family = AF_INET; /* use the IPv4 as a default */
 983                 else if (ret != 0)
 984                         continue;
 985                 else
 986                         family = addr->ai_family;
 987
 988                 if (family == AF_INET)
 989                         connman_inet_del_host_route(index, nameservers[i]);
 990                 else if (family == AF_INET6)
 991                         connman_inet_del_ipv6_host_route(index,
 992                                                         nameservers[i]);
 993
 994                 freeaddrinfo(addr);
 995         }
 996 }
 997
 998 void __connman_service_nameserver_add_routes(struct connman_service *service,
 999                                                 const char *gw)
1000 {
1001         int index = -1;
1002
1003         if (service == NULL)
1004                 return;
1005
1006         if (service->network != NULL)
1007                 index = connman_network_get_index(service->network);
1008         else if (service->provider != NULL)
1009                 index = connman_provider_get_index(service->provider);
1010
1011         if (service->nameservers_config != NULL) {
1012                 /*
1013                  * Configured nameserver takes preference over the
1014                  * discoverd nameserver gathered from DHCP, VPN, etc.
1015                  */
1016                 nameserver_add_routes(index, service->nameservers_config, gw);
1017         } else if (service->nameservers != NULL) {
1018                 /*
1019                  * We add nameservers host routes for nameservers that
1020                  * are not on our subnet. For those who are, the subnet
1021                  * route will be installed by the time the dns proxy code
1022                  * tries to reach them. The subnet route is installed
1023                  * when setting the interface IP address.
1024                  */
1025                 nameserver_add_routes(index, service->nameservers, gw);
1026         }
1027 }
1028
1029 void __connman_service_nameserver_del_routes(struct connman_service *service)
1030 {
1031         int index = -1;
1032
1033         if (service == NULL)
1034                 return;
1035
1036         if (service->network != NULL)
1037                 index = connman_network_get_index(service->network);
1038         else if (service->provider != NULL)
1039                 index = connman_provider_get_index(service->provider);
1040
1041         if (service->nameservers_config != NULL)
1042                 nameserver_del_routes(index, service->nameservers_config);
1043         else if (service->nameservers != NULL)
1044                 nameserver_del_routes(index, service->nameservers);
1045 }
1046
1047 static struct connman_stats *stats_get(struct connman_service *service)
1048 {
1049         if (service->roaming == TRUE)
1050                 return &service->stats_roaming;
1051         else
1052                 return &service->stats;
1053 }
1054
1055 static connman_bool_t stats_enabled(struct connman_service *service)
1056 {
1057         struct connman_stats *stats = stats_get(service);
1058
1059         return stats->enabled;
1060 }
1061
1062 static void stats_start(struct connman_service *service)
1063 {
1064         struct connman_stats *stats = stats_get(service);
1065
1066         DBG("service %p", service);
1067
1068         if (stats->timer == NULL)
1069                 return;
1070
1071         stats->enabled = TRUE;
1072         stats->data_last.time = stats->data.time;
1073
1074         g_timer_start(stats->timer);
1075 }
1076
1077 static void stats_stop(struct connman_service *service)
1078 {
1079         struct connman_stats *stats = stats_get(service);
1080         unsigned int seconds;
1081
1082         DBG("service %p", service);
1083
1084         if (stats->timer == NULL)
1085                 return;
1086
1087         if (stats->enabled == FALSE)
1088                 return;
1089
1090         g_timer_stop(stats->timer);
1091
1092         seconds = g_timer_elapsed(stats->timer, NULL);
1093         stats->data.time = stats->data_last.time + seconds;
1094
1095         stats->enabled = FALSE;
1096 }
1097
1098 static void reset_stats(struct connman_service *service)
1099 {
1100         DBG("service %p", service);
1101
1102         /* home */
1103         service->stats.valid = FALSE;
1104
1105         service->stats.data.rx_packets = 0;
1106         service->stats.data.tx_packets = 0;
1107         service->stats.data.rx_bytes = 0;
1108         service->stats.data.tx_bytes = 0;
1109         service->stats.data.rx_errors = 0;
1110         service->stats.data.tx_errors = 0;
1111         service->stats.data.rx_dropped = 0;
1112         service->stats.data.tx_dropped = 0;
1113         service->stats.data.time = 0;
1114         service->stats.data_last.time = 0;
1115
1116         g_timer_reset(service->stats.timer);
1117
1118         /* roaming */
1119         service->stats_roaming.valid = FALSE;
1120
1121         service->stats_roaming.data.rx_packets = 0;
1122         service->stats_roaming.data.tx_packets = 0;
1123         service->stats_roaming.data.rx_bytes = 0;
1124         service->stats_roaming.data.tx_bytes = 0;
1125         service->stats_roaming.data.rx_errors = 0;
1126         service->stats_roaming.data.tx_errors = 0;
1127         service->stats_roaming.data.rx_dropped = 0;
1128         service->stats_roaming.data.tx_dropped = 0;
1129         service->stats_roaming.data.time = 0;
1130         service->stats_roaming.data_last.time = 0;
1131
1132         g_timer_reset(service->stats_roaming.timer);
1133 }
1134
1135 static struct connman_service *get_default(void)
1136 {
1137         struct connman_service *service;
1138         GSequenceIter *iter;
1139
1140         iter = g_sequence_get_begin_iter(service_list);
1141
1142         if (g_sequence_iter_is_end(iter) == TRUE)
1143                 return NULL;
1144
1145         service = g_sequence_get(iter);
1146
1147         if (is_connected(service) == FALSE)
1148                 return NULL;
1149
1150         return service;
1151 }
1152
1153 static void default_changed(void)
1154 {
1155         struct connman_service *service = get_default();
1156
1157         __connman_notifier_default_changed(service);
1158 }
1159
1160 static void state_changed(struct connman_service *service)
1161 {
1162         const char *str;
1163
1164         __connman_notifier_service_state_changed(service, service->state);
1165
1166         str = state2string(service->state);
1167         if (str == NULL)
1168                 return;
1169
1170         connman_dbus_property_changed_basic(service->path,
1171                                 CONNMAN_SERVICE_INTERFACE, "State",
1172                                                 DBUS_TYPE_STRING, &str);
1173 }
1174
1175 static void strength_changed(struct connman_service *service)
1176 {
1177         if (service->strength == 0)
1178                 return;
1179
1180         connman_dbus_property_changed_basic(service->path,
1181                                 CONNMAN_SERVICE_INTERFACE, "Strength",
1182                                         DBUS_TYPE_BYTE, &service->strength);
1183 }
1184
1185 static void favorite_changed(struct connman_service *service)
1186 {
1187         if (service->path == NULL)
1188                 return;
1189
1190         connman_dbus_property_changed_basic(service->path,
1191                                 CONNMAN_SERVICE_INTERFACE, "Favorite",
1192                                         DBUS_TYPE_BOOLEAN, &service->favorite);
1193 }
1194
1195 static void immutable_changed(struct connman_service *service)
1196 {
1197         if (service->path == NULL)
1198                 return;
1199
1200         connman_dbus_property_changed_basic(service->path,
1201                                 CONNMAN_SERVICE_INTERFACE, "Immutable",
1202                                         DBUS_TYPE_BOOLEAN, &service->immutable);
1203 }
1204
1205 static void roaming_changed(struct connman_service *service)
1206 {
1207         if (service->path == NULL)
1208                 return;
1209
1210         connman_dbus_property_changed_basic(service->path,
1211                                 CONNMAN_SERVICE_INTERFACE, "Roaming",
1212                                         DBUS_TYPE_BOOLEAN, &service->roaming);
1213 }
1214
1215 static void autoconnect_changed(struct connman_service *service)
1216 {
1217         if (service->path == NULL)
1218                 return;
1219
1220         connman_dbus_property_changed_basic(service->path,
1221                                 CONNMAN_SERVICE_INTERFACE, "AutoConnect",
1222                                 DBUS_TYPE_BOOLEAN, &service->autoconnect);
1223 }
1224
1225 static void append_security(DBusMessageIter *iter, void *user_data)
1226 {
1227         struct connman_service *service = user_data;
1228         const char *str;
1229
1230         str = security2string(service->security);
1231         if (str != NULL)
1232                 dbus_message_iter_append_basic(iter,
1233                                 DBUS_TYPE_STRING, &str);
1234
1235         /*
1236          * Some access points incorrectly advertise WPS even when they
1237          * are configured as open or no security, so filter
1238          * appropriately.
1239          */
1240         if (service->wps == TRUE) {
1241                 switch (service->security) {
1242                 case CONNMAN_SERVICE_SECURITY_PSK:
1243                 case CONNMAN_SERVICE_SECURITY_WPA:
1244                 case CONNMAN_SERVICE_SECURITY_RSN:
1245                         str = "wps";
1246                         dbus_message_iter_append_basic(iter,
1247                                 DBUS_TYPE_STRING, &str);
1248                         break;
1249                 case CONNMAN_SERVICE_SECURITY_UNKNOWN:
1250                 case CONNMAN_SERVICE_SECURITY_NONE:
1251                 case CONNMAN_SERVICE_SECURITY_WEP:
1252                 case CONNMAN_SERVICE_SECURITY_8021X:
1253                         break;
1254                 }
1255         }
1256 }
1257
1258 static void append_ethernet(DBusMessageIter *iter, void *user_data)
1259 {
1260         struct connman_service *service = user_data;
1261
1262         if (service->ipconfig_ipv4 != NULL)
1263                 __connman_ipconfig_append_ethernet(service->ipconfig_ipv4,
1264                                                                         iter);
1265         else if (service->ipconfig_ipv6 != NULL)
1266                 __connman_ipconfig_append_ethernet(service->ipconfig_ipv6,
1267                                                                         iter);
1268 }
1269
1270 static void append_ipv4(DBusMessageIter *iter, void *user_data)
1271 {
1272         struct connman_service *service = user_data;
1273
1274         DBG("ipv4 %p state %s", service->ipconfig_ipv4,
1275                                 state2string(service->state_ipv4));
1276
1277         if (is_connected_state(service, service->state_ipv4) == FALSE)
1278                 return;
1279
1280         if (service->ipconfig_ipv4 != NULL)
1281                 __connman_ipconfig_append_ipv4(service->ipconfig_ipv4, iter);
1282 }
1283
1284 static void append_ipv6(DBusMessageIter *iter, void *user_data)
1285 {
1286         struct connman_service *service = user_data;
1287
1288         DBG("ipv6 %p state %s", service->ipconfig_ipv6,
1289                                 state2string(service->state_ipv6));
1290
1291         if (is_connected_state(service, service->state_ipv6) == FALSE)
1292                 return;
1293
1294         if (service->ipconfig_ipv6 != NULL)
1295                 __connman_ipconfig_append_ipv6(service->ipconfig_ipv6, iter,
1296                                                 service->ipconfig_ipv4);
1297 }
1298
1299 static void append_ipv4config(DBusMessageIter *iter, void *user_data)
1300 {
1301         struct connman_service *service = user_data;
1302
1303         if (service->ipconfig_ipv4 != NULL)
1304                 __connman_ipconfig_append_ipv4config(service->ipconfig_ipv4,
1305                                                         iter);
1306 }
1307
1308 static void append_ipv6config(DBusMessageIter *iter, void *user_data)
1309 {
1310         struct connman_service *service = user_data;
1311
1312         if (service->ipconfig_ipv6 != NULL)
1313                 __connman_ipconfig_append_ipv6config(service->ipconfig_ipv6,
1314                                                         iter);
1315 }
1316
1317 static void append_nameserver(DBusMessageIter *iter, char ***nameservers)
1318 {
1319         char **servers;
1320         int i;
1321
1322         servers = *nameservers;
1323
1324         for (i = 0; servers[i] != NULL; i++) {
1325                 dbus_message_iter_append_basic(iter,
1326                                         DBUS_TYPE_STRING, &servers[i]);
1327         }
1328 }
1329
1330 static void append_dns(DBusMessageIter *iter, void *user_data)
1331 {
1332         struct connman_service *service = user_data;
1333
1334         if (is_connected(service) == FALSE)
1335                 return;
1336
1337         if (service->nameservers_config != NULL) {
1338                 append_nameserver(iter, &service->nameservers_config);
1339                 return;
1340         } else {
1341                 if (service->nameservers != NULL)
1342                         append_nameserver(iter, &service->nameservers);
1343
1344                 if (service->nameservers_auto != NULL)
1345                         append_nameserver(iter, &service->nameservers_auto);
1346         }
1347 }
1348
1349 static void append_dnsconfig(DBusMessageIter *iter, void *user_data)
1350 {
1351         struct connman_service *service = user_data;
1352         int i;
1353
1354         if (service->nameservers_config == NULL)
1355                 return;
1356
1357         for (i = 0; service->nameservers_config[i]; i++) {
1358                 dbus_message_iter_append_basic(iter,
1359                                 DBUS_TYPE_STRING,
1360                                 &service->nameservers_config[i]);
1361         }
1362 }
1363
1364 static void append_domain(DBusMessageIter *iter, void *user_data)
1365 {
1366         struct connman_service *service = user_data;
1367
1368         if (is_connected(service) == FALSE &&
1369                                 is_connecting(service) == FALSE)
1370                 return;
1371
1372         if (service->domainname == NULL)
1373                 return;
1374
1375         dbus_message_iter_append_basic(iter,
1376                                 DBUS_TYPE_STRING, &service->domainname);
1377 }
1378
1379 static void append_domainconfig(DBusMessageIter *iter, void *user_data)
1380 {
1381         struct connman_service *service = user_data;
1382         int i;
1383
1384         if (service->domains == NULL)
1385                 return;
1386
1387         for (i = 0; service->domains[i]; i++)
1388                 dbus_message_iter_append_basic(iter,
1389                                 DBUS_TYPE_STRING, &service->domains[i]);
1390 }
1391
1392 static void append_proxies(DBusMessageIter *iter, void *user_data)
1393 {
1394         struct connman_service *service = user_data;
1395         int i;
1396
1397         if (service->proxies == NULL)
1398                 return;
1399
1400         for (i = 0; service->proxies[i]; i++)
1401                 dbus_message_iter_append_basic(iter,
1402                                 DBUS_TYPE_STRING, &service->proxies[i]);
1403 }
1404
1405 static void append_excludes(DBusMessageIter *iter, void *user_data)
1406 {
1407         struct connman_service *service = user_data;
1408         int i;
1409
1410         if (service->excludes == NULL)
1411                 return;
1412
1413         for (i = 0; service->excludes[i]; i++)
1414                 dbus_message_iter_append_basic(iter,
1415                                 DBUS_TYPE_STRING, &service->excludes[i]);
1416 }
1417
1418 static void append_proxy(DBusMessageIter *iter, void *user_data)
1419 {
1420         struct connman_service *service = user_data;
1421         enum connman_service_proxy_method proxy;
1422         const char *pac = NULL;
1423         const char *method = proxymethod2string(
1424                 CONNMAN_SERVICE_PROXY_METHOD_DIRECT);
1425
1426         DBG("");
1427
1428         if (is_connected(service) == FALSE)
1429                 return;
1430
1431         proxy = connman_service_get_proxy_method(service);
1432
1433         switch (proxy) {
1434         case CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN:
1435                 return;
1436         case CONNMAN_SERVICE_PROXY_METHOD_DIRECT:
1437                 goto done;
1438         case CONNMAN_SERVICE_PROXY_METHOD_MANUAL:
1439                 connman_dbus_dict_append_array(iter, "Servers",
1440                                         DBUS_TYPE_STRING, append_proxies,
1441                                         service);
1442
1443                 connman_dbus_dict_append_array(iter, "Excludes",
1444                                         DBUS_TYPE_STRING, append_excludes,
1445                                         service);
1446                 break;
1447         case CONNMAN_SERVICE_PROXY_METHOD_AUTO:
1448                 /* Maybe DHCP, or WPAD,  has provided an url for a pac file */
1449                 if (service->ipconfig_ipv4 != NULL)
1450                         pac = __connman_ipconfig_get_proxy_autoconfig(
1451                                 service->ipconfig_ipv4);
1452                 else if (service->ipconfig_ipv6 != NULL)
1453                         pac = __connman_ipconfig_get_proxy_autoconfig(
1454                                 service->ipconfig_ipv6);
1455
1456                 if (service->pac == NULL && pac == NULL)
1457                         goto done;
1458
1459                 if (service->pac != NULL)
1460                         pac = service->pac;
1461
1462                 connman_dbus_dict_append_basic(iter, "URL",
1463                                         DBUS_TYPE_STRING, &pac);
1464                 break;
1465         }
1466
1467         method = proxymethod2string(proxy);
1468
1469 done:
1470         connman_dbus_dict_append_basic(iter, "Method",
1471                                         DBUS_TYPE_STRING, &method);
1472 }
1473
1474 static void append_proxyconfig(DBusMessageIter *iter, void *user_data)
1475 {
1476         struct connman_service *service = user_data;
1477         const char *method;
1478
1479         if (service->proxy_config == CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN)
1480                 return;
1481
1482         switch (service->proxy_config) {
1483         case CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN:
1484                 return;
1485         case CONNMAN_SERVICE_PROXY_METHOD_DIRECT:
1486                 break;
1487         case CONNMAN_SERVICE_PROXY_METHOD_MANUAL:
1488                 if (service->proxies != NULL)
1489                         connman_dbus_dict_append_array(iter, "Servers",
1490                                                 DBUS_TYPE_STRING,
1491                                                 append_proxies, service);
1492
1493                 if (service->excludes != NULL)
1494                         connman_dbus_dict_append_array(iter, "Excludes",
1495                                                 DBUS_TYPE_STRING,
1496                                                 append_excludes, service);
1497                 break;
1498         case CONNMAN_SERVICE_PROXY_METHOD_AUTO:
1499                 if (service->pac != NULL)
1500                         connman_dbus_dict_append_basic(iter, "URL",
1501                                         DBUS_TYPE_STRING, &service->pac);
1502                 break;
1503         }
1504
1505         method = proxymethod2string(service->proxy_config);
1506
1507         connman_dbus_dict_append_basic(iter, "Method",
1508                                 DBUS_TYPE_STRING, &method);
1509 }
1510
1511 static void append_provider(DBusMessageIter *iter, void *user_data)
1512 {
1513         struct connman_service *service = user_data;
1514
1515         DBG("%p %p", service, service->provider);
1516
1517         if (is_connected(service) == FALSE)
1518                 return;
1519
1520         if (service->provider != NULL)
1521                 __connman_provider_append_properties(service->provider, iter);
1522 }
1523
1524
1525 static void settings_changed(struct connman_service *service,
1526                                 struct connman_ipconfig *ipconfig)
1527 {
1528         connman_dbus_property_changed_dict(service->path,
1529                                         CONNMAN_SERVICE_INTERFACE, "IPv4",
1530                                                         append_ipv4, service);
1531
1532         connman_dbus_property_changed_dict(service->path,
1533                                         CONNMAN_SERVICE_INTERFACE, "IPv6",
1534                                                         append_ipv6, service);
1535
1536         __connman_notifier_ipconfig_changed(service, ipconfig);
1537 }
1538
1539 static void ipv4_configuration_changed(struct connman_service *service)
1540 {
1541         connman_dbus_property_changed_dict(service->path,
1542                                         CONNMAN_SERVICE_INTERFACE,
1543                                                         "IPv4.Configuration",
1544                                                         append_ipv4config,
1545                                                         service);
1546 }
1547
1548 static void ipv6_configuration_changed(struct connman_service *service)
1549 {
1550         connman_dbus_property_changed_dict(service->path,
1551                                         CONNMAN_SERVICE_INTERFACE,
1552                                                         "IPv6.Configuration",
1553                                                         append_ipv6config,
1554                                                         service);
1555 }
1556
1557 static void dns_changed(struct connman_service *service)
1558 {
1559         connman_dbus_property_changed_array(service->path,
1560                                 CONNMAN_SERVICE_INTERFACE, "Nameservers",
1561                                         DBUS_TYPE_STRING, append_dns, service);
1562 }
1563
1564 static void dns_configuration_changed(struct connman_service *service)
1565 {
1566         connman_dbus_property_changed_array(service->path,
1567                                 CONNMAN_SERVICE_INTERFACE,
1568                                 "Nameservers.Configuration",
1569                                 DBUS_TYPE_STRING, append_dnsconfig, service);
1570
1571         dns_changed(service);
1572 }
1573
1574 static void domain_changed(struct connman_service *service)
1575 {
1576         connman_dbus_property_changed_array(service->path,
1577                                 CONNMAN_SERVICE_INTERFACE, "Domains",
1578                                 DBUS_TYPE_STRING, append_domain, service);
1579 }
1580
1581 static void domain_configuration_changed(struct connman_service *service)
1582 {
1583         connman_dbus_property_changed_array(service->path,
1584                                 CONNMAN_SERVICE_INTERFACE,
1585                                 "Domains.Configuration",
1586                                 DBUS_TYPE_STRING, append_domainconfig, service);
1587 }
1588
1589 static void proxy_changed(struct connman_service *service)
1590 {
1591         connman_dbus_property_changed_dict(service->path,
1592                                         CONNMAN_SERVICE_INTERFACE, "Proxy",
1593                                                         append_proxy, service);
1594 }
1595
1596 static void proxy_configuration_changed(struct connman_service *service)
1597 {
1598         connman_dbus_property_changed_dict(service->path,
1599                         CONNMAN_SERVICE_INTERFACE, "Proxy.Configuration",
1600                                                 append_proxyconfig, service);
1601
1602         proxy_changed(service);
1603 }
1604
1605 static void link_changed(struct connman_service *service)
1606 {
1607         connman_dbus_property_changed_dict(service->path,
1608                                         CONNMAN_SERVICE_INTERFACE, "Ethernet",
1609                                                 append_ethernet, service);
1610 }
1611
1612 static void stats_append_counters(DBusMessageIter *dict,
1613                         struct connman_stats_data *stats,
1614                         struct connman_stats_data *counters,
1615                         connman_bool_t append_all)
1616 {
1617         if (counters->rx_packets != stats->rx_packets || append_all) {
1618                 counters->rx_packets = stats->rx_packets;
1619                 connman_dbus_dict_append_basic(dict, "RX.Packets",
1620                                         DBUS_TYPE_UINT32, &stats->rx_packets);
1621         }
1622
1623         if (counters->tx_packets != stats->tx_packets || append_all) {
1624                 counters->tx_packets = stats->tx_packets;
1625                 connman_dbus_dict_append_basic(dict, "TX.Packets",
1626                                         DBUS_TYPE_UINT32, &stats->tx_packets);
1627         }
1628
1629         if (counters->rx_bytes != stats->rx_bytes || append_all) {
1630                 counters->rx_bytes = stats->rx_bytes;
1631                 connman_dbus_dict_append_basic(dict, "RX.Bytes",
1632                                         DBUS_TYPE_UINT32, &stats->rx_bytes);
1633         }
1634
1635         if (counters->tx_bytes != stats->tx_bytes || append_all) {
1636                 counters->tx_bytes = stats->tx_bytes;
1637                 connman_dbus_dict_append_basic(dict, "TX.Bytes",
1638                                         DBUS_TYPE_UINT32, &stats->tx_bytes);
1639         }
1640
1641         if (counters->rx_errors != stats->rx_errors || append_all) {
1642                 counters->rx_errors = stats->rx_errors;
1643                 connman_dbus_dict_append_basic(dict, "RX.Errors",
1644                                         DBUS_TYPE_UINT32, &stats->rx_errors);
1645         }
1646
1647         if (counters->tx_errors != stats->tx_errors || append_all) {
1648                 counters->tx_errors = stats->tx_errors;
1649                 connman_dbus_dict_append_basic(dict, "TX.Errors",
1650                                         DBUS_TYPE_UINT32, &stats->tx_errors);
1651         }
1652
1653         if (counters->rx_dropped != stats->rx_dropped || append_all) {
1654                 counters->rx_dropped = stats->rx_dropped;
1655                 connman_dbus_dict_append_basic(dict, "RX.Dropped",
1656                                         DBUS_TYPE_UINT32, &stats->rx_dropped);
1657         }
1658
1659         if (counters->tx_dropped != stats->tx_dropped || append_all) {
1660                 counters->tx_dropped = stats->tx_dropped;
1661                 connman_dbus_dict_append_basic(dict, "TX.Dropped",
1662                                         DBUS_TYPE_UINT32, &stats->tx_dropped);
1663         }
1664
1665         if (counters->time != stats->time || append_all) {
1666                 counters->time = stats->time;
1667                 connman_dbus_dict_append_basic(dict, "Time",
1668                                         DBUS_TYPE_UINT32, &stats->time);
1669         }
1670 }
1671
1672 static void stats_append(struct connman_service *service,
1673                                 const char *counter,
1674                                 struct connman_stats_counter *counters,
1675                                 connman_bool_t append_all)
1676 {
1677         DBusMessageIter array, dict;
1678         DBusMessage *msg;
1679
1680         DBG("service %p counter %s", service, counter);
1681
1682         msg = dbus_message_new(DBUS_MESSAGE_TYPE_METHOD_CALL);
1683         if (msg == NULL)
1684                 return;
1685
1686         dbus_message_append_args(msg, DBUS_TYPE_OBJECT_PATH,
1687                                 &service->path, DBUS_TYPE_INVALID);
1688
1689         dbus_message_iter_init_append(msg, &array);
1690
1691         /* home counter */
1692         connman_dbus_dict_open(&array, &dict);
1693
1694         stats_append_counters(&dict, &service->stats.data,
1695                                 &counters->stats.data, append_all);
1696
1697         connman_dbus_dict_close(&array, &dict);
1698
1699         /* roaming counter */
1700         connman_dbus_dict_open(&array, &dict);
1701
1702         stats_append_counters(&dict, &service->stats_roaming.data,
1703                                 &counters->stats_roaming.data, append_all);
1704
1705         connman_dbus_dict_close(&array, &dict);
1706
1707         __connman_counter_send_usage(counter, msg);
1708 }
1709
1710 static void stats_update(struct connman_service *service,
1711                                 unsigned int rx_packets, unsigned int tx_packets,
1712                                 unsigned int rx_bytes, unsigned int tx_bytes,
1713                                 unsigned int rx_errors, unsigned int tx_errors,
1714                                 unsigned int rx_dropped, unsigned int tx_dropped)
1715 {
1716         struct connman_stats *stats = stats_get(service);
1717         struct connman_stats_data *data_last = &stats->data_last;
1718         struct connman_stats_data *data = &stats->data;
1719         unsigned int seconds;
1720
1721         DBG("service %p", service);
1722
1723         if (stats->valid == TRUE) {
1724                 data->rx_packets +=
1725                         rx_packets - data_last->rx_packets;
1726                 data->tx_packets +=
1727                         tx_packets - data_last->tx_packets;
1728                 data->rx_bytes +=
1729                         rx_bytes - data_last->rx_bytes;
1730                 data->tx_bytes +=
1731                         tx_bytes - data_last->tx_bytes;
1732                 data->rx_errors +=
1733                         rx_errors - data_last->rx_errors;
1734                 data->tx_errors +=
1735                         tx_errors - data_last->tx_errors;
1736                 data->rx_dropped +=
1737                         rx_dropped - data_last->rx_dropped;
1738                 data->tx_dropped +=
1739                         tx_dropped - data_last->tx_dropped;
1740         } else {
1741                 stats->valid = TRUE;
1742         }
1743
1744         data_last->rx_packets = rx_packets;
1745         data_last->tx_packets = tx_packets;
1746         data_last->rx_bytes = rx_bytes;
1747         data_last->tx_bytes = tx_bytes;
1748         data_last->rx_errors = rx_errors;
1749         data_last->tx_errors = tx_errors;
1750         data_last->rx_dropped = rx_dropped;
1751         data_last->tx_dropped = tx_dropped;
1752
1753         seconds = g_timer_elapsed(stats->timer, NULL);
1754         stats->data.time = stats->data_last.time + seconds;
1755 }
1756
1757 void __connman_service_notify(struct connman_service *service,
1758                         unsigned int rx_packets, unsigned int tx_packets,
1759                         unsigned int rx_bytes, unsigned int tx_bytes,
1760                         unsigned int rx_errors, unsigned int tx_errors,
1761                         unsigned int rx_dropped, unsigned int tx_dropped)
1762 {
1763         GHashTableIter iter;
1764         gpointer key, value;
1765         const char *counter;
1766         struct connman_stats_counter *counters;
1767         struct connman_stats_data *data;
1768         int err;
1769
1770         if (service == NULL)
1771                 return;
1772
1773         if (is_connected(service) == FALSE)
1774                 return;
1775
1776         stats_update(service,
1777                 rx_packets, tx_packets,
1778                 rx_bytes, tx_bytes,
1779                 rx_errors, tx_errors,
1780                 rx_dropped, tx_dropped);
1781
1782         data = &stats_get(service)->data;
1783         err = __connman_stats_update(service, service->roaming, data);
1784         if (err < 0)
1785                 connman_error("Failed to store statistics for %s",
1786                                 service->identifier);
1787
1788         g_hash_table_iter_init(&iter, service->counter_table);
1789         while (g_hash_table_iter_next(&iter, &key, &value)) {
1790                 counter = key;
1791                 counters = value;
1792
1793                 stats_append(service, counter, counters, counters->append_all);
1794                 counters->append_all = FALSE;
1795         }
1796 }
1797
1798 int __connman_service_counter_register(const char *counter)
1799 {
1800         struct connman_service *service;
1801         GSequenceIter *iter;
1802         struct connman_stats_counter *counters;
1803
1804         DBG("counter %s", counter);
1805
1806         counter_list = g_slist_append(counter_list, (gpointer)counter);
1807
1808         iter = g_sequence_get_begin_iter(service_list);
1809
1810         while (g_sequence_iter_is_end(iter) == FALSE) {
1811                 service = g_sequence_get(iter);
1812
1813                 counters = g_try_new0(struct connman_stats_counter, 1);
1814                 if (counters == NULL)
1815                         return -ENOMEM;
1816
1817                 counters->append_all = TRUE;
1818
1819                 g_hash_table_replace(service->counter_table, (gpointer)counter,
1820                                         counters);
1821
1822                 iter = g_sequence_iter_next(iter);
1823         }
1824
1825         return 0;
1826 }
1827
1828 void __connman_service_counter_unregister(const char *counter)
1829 {
1830         struct connman_service *service;
1831         GSequenceIter *iter;
1832
1833         DBG("counter %s", counter);
1834
1835         iter = g_sequence_get_begin_iter(service_list);
1836
1837         while (g_sequence_iter_is_end(iter) == FALSE) {
1838                 service = g_sequence_get(iter);
1839
1840                 g_hash_table_remove(service->counter_table, counter);
1841
1842                 iter = g_sequence_iter_next(iter);
1843         }
1844
1845         counter_list = g_slist_remove(counter_list, counter);
1846 }
1847
1848 GSequence *__connman_service_get_list(struct connman_session *session,
1849                                 service_match_cb service_match,
1850                                 create_service_entry_cb create_service_entry,
1851                                 GDestroyNotify destroy_service_entry)
1852 {
1853         GSequence *list;
1854         GSequenceIter *iter;
1855         struct connman_service *service;
1856         struct service_entry *entry;
1857
1858         list = g_sequence_new(destroy_service_entry);
1859         if (list == NULL)
1860                 return NULL;
1861
1862         iter = g_sequence_get_begin_iter(service_list);
1863
1864         while (g_sequence_iter_is_end(iter) == FALSE) {
1865                 service = g_sequence_get(iter);
1866
1867                 if (service_match(session, service) == TRUE) {
1868                         entry = create_service_entry(service, service->name,
1869                                                         service->state);
1870                         if (entry == NULL)
1871                                 return list;
1872
1873                         g_sequence_append(list, entry);
1874                 }
1875
1876                 iter = g_sequence_iter_next(iter);
1877         }
1878
1879         return list;
1880 }
1881
1882 void __connman_service_session_inc(struct connman_service *service)
1883 {
1884         DBG("service %p ref count %d", service,
1885                 service->session_usage_count + 1);
1886
1887         __sync_fetch_and_add(&service->session_usage_count, 1);
1888 }
1889
1890 connman_bool_t __connman_service_session_dec(struct connman_service *service)
1891 {
1892         DBG("service %p ref count %d", service,
1893                 service->session_usage_count - 1);
1894
1895         if (__sync_fetch_and_sub(&service->session_usage_count, 1) != 1)
1896                 return FALSE;
1897
1898         return TRUE;
1899 }
1900
1901 static void append_properties(DBusMessageIter *dict, dbus_bool_t limited,
1902                                         struct connman_service *service)
1903 {
1904         const char *str;
1905
1906         str = __connman_service_type2string(service->type);
1907         if (str != NULL)
1908                 connman_dbus_dict_append_basic(dict, "Type",
1909                                                 DBUS_TYPE_STRING, &str);
1910
1911         connman_dbus_dict_append_array(dict, "Security",
1912                                 DBUS_TYPE_STRING, append_security, service);
1913
1914         str = state2string(service->state);
1915         if (str != NULL)
1916                 connman_dbus_dict_append_basic(dict, "State",
1917                                                 DBUS_TYPE_STRING, &str);
1918
1919         str = error2string(service->error);
1920         if (str != NULL)
1921                 connman_dbus_dict_append_basic(dict, "Error",
1922                                                 DBUS_TYPE_STRING, &str);
1923
1924         if (service->strength > 0)
1925                 connman_dbus_dict_append_basic(dict, "Strength",
1926                                         DBUS_TYPE_BYTE, &service->strength);
1927
1928         connman_dbus_dict_append_basic(dict, "Favorite",
1929                                         DBUS_TYPE_BOOLEAN, &service->favorite);
1930
1931         connman_dbus_dict_append_basic(dict, "Immutable",
1932                                         DBUS_TYPE_BOOLEAN, &service->immutable);
1933
1934         if (service->favorite == TRUE)
1935                 connman_dbus_dict_append_basic(dict, "AutoConnect",
1936                                 DBUS_TYPE_BOOLEAN, &service->autoconnect);
1937         else
1938                 connman_dbus_dict_append_basic(dict, "AutoConnect",
1939                                         DBUS_TYPE_BOOLEAN, &service->favorite);
1940
1941         if (service->name != NULL)
1942                 connman_dbus_dict_append_basic(dict, "Name",
1943                                         DBUS_TYPE_STRING, &service->name);
1944
1945         switch (service->type) {
1946         case CONNMAN_SERVICE_TYPE_UNKNOWN:
1947         case CONNMAN_SERVICE_TYPE_SYSTEM:
1948         case CONNMAN_SERVICE_TYPE_GPS:
1949         case CONNMAN_SERVICE_TYPE_VPN:
1950         case CONNMAN_SERVICE_TYPE_GADGET:
1951                 break;
1952         case CONNMAN_SERVICE_TYPE_CELLULAR:
1953                 connman_dbus_dict_append_basic(dict, "Roaming",
1954                                         DBUS_TYPE_BOOLEAN, &service->roaming);
1955
1956                 connman_dbus_dict_append_dict(dict, "Ethernet",
1957                                                 append_ethernet, service);
1958                 break;
1959         case CONNMAN_SERVICE_TYPE_WIFI:
1960         case CONNMAN_SERVICE_TYPE_ETHERNET:
1961         case CONNMAN_SERVICE_TYPE_WIMAX:
1962         case CONNMAN_SERVICE_TYPE_BLUETOOTH:
1963                 connman_dbus_dict_append_dict(dict, "Ethernet",
1964                                                 append_ethernet, service);
1965                 break;
1966         }
1967
1968         connman_dbus_dict_append_dict(dict, "IPv4", append_ipv4, service);
1969
1970         connman_dbus_dict_append_dict(dict, "IPv4.Configuration",
1971                                                 append_ipv4config, service);
1972
1973         connman_dbus_dict_append_dict(dict, "IPv6", append_ipv6, service);
1974
1975         connman_dbus_dict_append_dict(dict, "IPv6.Configuration",
1976                                                 append_ipv6config, service);
1977
1978         connman_dbus_dict_append_array(dict, "Nameservers",
1979                                 DBUS_TYPE_STRING, append_dns, service);
1980
1981         connman_dbus_dict_append_array(dict, "Nameservers.Configuration",
1982                                 DBUS_TYPE_STRING, append_dnsconfig, service);
1983
1984         connman_dbus_dict_append_array(dict, "Domains",
1985                                 DBUS_TYPE_STRING, append_domain, service);
1986
1987         connman_dbus_dict_append_array(dict, "Domains.Configuration",
1988                                 DBUS_TYPE_STRING, append_domainconfig, service);
1989
1990         connman_dbus_dict_append_dict(dict, "Proxy", append_proxy, service);
1991
1992         connman_dbus_dict_append_dict(dict, "Proxy.Configuration",
1993                                                 append_proxyconfig, service);
1994
1995         connman_dbus_dict_append_dict(dict, "Provider",
1996                                                 append_provider, service);
1997 }
1998
1999 static void append_struct_service(DBusMessageIter *iter,
2000                 connman_dbus_append_cb_t function,
2001                 struct connman_service *service)
2002 {
2003         DBusMessageIter entry, dict;
2004
2005         dbus_message_iter_open_container(iter, DBUS_TYPE_STRUCT, NULL, &entry);
2006
2007         dbus_message_iter_append_basic(&entry, DBUS_TYPE_OBJECT_PATH,
2008                                                         &service->path);
2009
2010         connman_dbus_dict_open(&entry, &dict);
2011         if (function != NULL)
2012                 function(&dict, service);
2013         connman_dbus_dict_close(&entry, &dict);
2014
2015         dbus_message_iter_close_container(iter, &entry);
2016 }
2017
2018 static void append_dict_properties(DBusMessageIter *dict, void *user_data)
2019 {
2020         struct connman_service *service = user_data;
2021
2022         append_properties(dict, TRUE, service);
2023 }
2024
2025 static void append_struct(gpointer value, gpointer user_data)
2026 {
2027         struct connman_service *service = value;
2028         DBusMessageIter *iter = user_data;
2029
2030         if (service->path == NULL)
2031                 return;
2032
2033         append_struct_service(iter, append_dict_properties, service);
2034 }
2035
2036 void __connman_service_list_struct(DBusMessageIter *iter)
2037 {
2038         g_sequence_foreach(service_list, append_struct, iter);
2039 }
2040
2041 connman_bool_t __connman_service_is_hidden(struct connman_service *service)
2042 {
2043         return service->hidden;
2044 }
2045
2046 int __connman_service_get_index(struct connman_service *service)
2047 {
2048         if (service == NULL)
2049                 return -1;
2050
2051         if (service->network != NULL)
2052                 return connman_network_get_index(service->network);
2053         else if (service->provider != NULL)
2054                 return connman_provider_get_index(service->provider);
2055
2056         return -1;
2057 }
2058
2059 void __connman_service_set_domainname(struct connman_service *service,
2060                                                 const char *domainname)
2061 {
2062         if (service == NULL || service->hidden == TRUE)
2063                 return;
2064
2065         g_free(service->domainname);
2066         service->domainname = g_strdup(domainname);
2067
2068         domain_changed(service);
2069 }
2070
2071 const char *connman_service_get_domainname(struct connman_service *service)
2072 {
2073         if (service == NULL)
2074                 return NULL;
2075
2076         if (service->domains != NULL)
2077                 return service->domains[0];
2078         else
2079                 return service->domainname;
2080 }
2081
2082 char **connman_service_get_nameservers(struct connman_service *service)
2083 {
2084         if (service == NULL)
2085                 return NULL;
2086
2087         if (service->nameservers_config != NULL)
2088                 return g_strdupv(service->nameservers_config);
2089         else if (service->nameservers != NULL ||
2090                                         service->nameservers_auto != NULL) {
2091                 int len = 0, len_auto = 0, i;
2092                 char **nameservers;
2093
2094                 if (service->nameservers != NULL)
2095                         len = g_strv_length(service->nameservers);
2096                 if (service->nameservers_auto != NULL)
2097                         len_auto = g_strv_length(service->nameservers_auto);
2098
2099                 nameservers = g_try_new0(char *, len + len_auto + 1);
2100                 if (nameservers == NULL)
2101                         return NULL;
2102
2103                 for (i = 0; i < len; i++)
2104                         nameservers[i] = g_strdup(service->nameservers[i]);
2105
2106                 for (i = 0; i < len_auto; i++)
2107                         nameservers[i + len] =
2108                                 g_strdup(service->nameservers_auto[i]);
2109
2110                 return nameservers;
2111         }
2112
2113         return NULL;
2114 }
2115
2116 char **connman_service_get_timeservers(struct connman_service *service)
2117 {
2118         if (service == NULL)
2119                 return NULL;
2120
2121         if (service->timeservers != NULL)
2122                 return service->timeservers;
2123
2124         return NULL;
2125 }
2126
2127 void connman_service_set_proxy_method(struct connman_service *service,
2128                                         enum connman_service_proxy_method method)
2129 {
2130         if (service == NULL || service->hidden == TRUE)
2131                 return;
2132
2133         service->proxy = method;
2134
2135         proxy_changed(service);
2136
2137         if (method != CONNMAN_SERVICE_PROXY_METHOD_AUTO)
2138                 __connman_notifier_proxy_changed(service);
2139 }
2140
2141 enum connman_service_proxy_method connman_service_get_proxy_method(
2142                                         struct connman_service *service)
2143 {
2144         if (service == NULL)
2145                 return CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN;
2146
2147         if (service->proxy_config != CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN) {
2148                 if (service->proxy_config == CONNMAN_SERVICE_PROXY_METHOD_AUTO &&
2149                                 service->pac == NULL)
2150                         return service->proxy;
2151
2152                 return service->proxy_config;
2153         }
2154
2155         return service->proxy;
2156 }
2157
2158 char **connman_service_get_proxy_servers(struct connman_service *service)
2159 {
2160         return g_strdupv(service->proxies);
2161 }
2162
2163 char **connman_service_get_proxy_excludes(struct connman_service *service)
2164 {
2165         return g_strdupv(service->excludes);
2166 }
2167
2168 const char *connman_service_get_proxy_url(struct connman_service *service)
2169 {
2170         if (service == NULL)
2171                 return NULL;
2172
2173         return service->pac;
2174 }
2175
2176 void __connman_service_set_proxy_autoconfig(struct connman_service *service,
2177                                                         const char *url)
2178 {
2179         if (service == NULL || service->hidden == TRUE)
2180                 return;
2181
2182         service->proxy = CONNMAN_SERVICE_PROXY_METHOD_AUTO;
2183
2184         if (service->ipconfig_ipv4) {
2185                 if (__connman_ipconfig_set_proxy_autoconfig(
2186                             service->ipconfig_ipv4, url) < 0)
2187                         return;
2188         } else if (service->ipconfig_ipv6) {
2189                 if (__connman_ipconfig_set_proxy_autoconfig(
2190                             service->ipconfig_ipv6, url) < 0)
2191                         return;
2192         } else
2193                 return;
2194
2195         proxy_changed(service);
2196
2197         __connman_notifier_proxy_changed(service);
2198 }
2199
2200 const char *connman_service_get_proxy_autoconfig(struct connman_service *service)
2201 {
2202         if (service == NULL)
2203                 return NULL;
2204
2205         if (service->ipconfig_ipv4)
2206                 return __connman_ipconfig_get_proxy_autoconfig(
2207                                                 service->ipconfig_ipv4);
2208         else if (service->ipconfig_ipv6)
2209                 return __connman_ipconfig_get_proxy_autoconfig(
2210                                                 service->ipconfig_ipv6);
2211         return NULL;
2212 }
2213
2214 int __connman_service_timeserver_append(struct connman_service *service,
2215                                                 const char *timeserver)
2216 {
2217         int len;
2218
2219         DBG("service %p timeserver %s", service, timeserver);
2220
2221         if (timeserver == NULL)
2222                 return -EINVAL;
2223
2224         if (service->timeservers != NULL) {
2225                 int i;
2226
2227                 for (i = 0; service->timeservers[i] != NULL; i++)
2228                         if (g_strcmp0(service->timeservers[i], timeserver) == 0)
2229                                 return -EEXIST;
2230
2231                 len = g_strv_length(service->timeservers);
2232                 service->timeservers = g_try_renew(char *, service->timeservers,
2233                                                         len + 2);
2234         } else {
2235                 len = 0;
2236                 service->timeservers = g_try_new0(char *, len + 2);
2237         }
2238
2239         if (service->timeservers == NULL)
2240                 return -ENOMEM;
2241
2242         service->timeservers[len] = g_strdup(timeserver);
2243         service->timeservers[len + 1] = NULL;
2244
2245         return 0;
2246 }
2247
2248 int __connman_service_timeserver_remove(struct connman_service *service,
2249                                                 const char *timeserver)
2250 {
2251         char **servers;
2252         int len, i, j, found = 0;
2253
2254         DBG("service %p timeserver %s", service, timeserver);
2255
2256         if (timeserver == NULL)
2257                 return -EINVAL;
2258
2259         if (service->timeservers == NULL)
2260                 return 0;
2261
2262         for (i = 0; service->timeservers != NULL &&
2263                                         service->timeservers[i] != NULL; i++)
2264                 if (g_strcmp0(service->timeservers[i], timeserver) == 0) {
2265                         found = 1;
2266                         break;
2267                 }
2268
2269         if (found == 0)
2270                 return 0;
2271
2272         len = g_strv_length(service->timeservers);
2273
2274         if (len == 1) {
2275                 g_strfreev(service->timeservers);
2276                 service->timeservers = NULL;
2277
2278                 return 0;
2279         }
2280
2281         servers = g_try_new0(char *, len);
2282         if (servers == NULL)
2283                 return -ENOMEM;
2284
2285         for (i = 0, j = 0; i < len; i++) {
2286                 if (g_strcmp0(service->timeservers[i], timeserver) != 0) {
2287                         servers[j] = g_strdup(service->timeservers[i]);
2288                         if (servers[j] == NULL)
2289                                 return -ENOMEM;
2290                         j++;
2291                 }
2292         }
2293         servers[len - 1] = NULL;
2294
2295         g_strfreev(service->timeservers);
2296         service->timeservers = servers;
2297
2298         return 0;
2299 }
2300
2301 void __connman_service_set_pac(struct connman_service *service,
2302                                         const char *pac)
2303 {
2304         if (service->hidden == TRUE)
2305                 return;
2306         g_free(service->pac);
2307         service->pac = g_strdup(pac);
2308
2309         proxy_changed(service);
2310 }
2311
2312 void __connman_service_set_identity(struct connman_service *service,
2313                                         const char *identity)
2314 {
2315         if (service->immutable || service->hidden == TRUE)
2316                 return;
2317
2318         g_free(service->identity);
2319         service->identity = g_strdup(identity);
2320
2321         if (service->network != NULL)
2322                 connman_network_set_string(service->network,
2323                                         "WiFi.Identity",
2324                                         service->identity);
2325 }
2326
2327 void __connman_service_set_agent_identity(struct connman_service *service,
2328                                                 const char *agent_identity)
2329 {
2330         if (service->hidden == TRUE)
2331                 return;
2332         g_free(service->agent_identity);
2333         service->agent_identity = g_strdup(agent_identity);
2334
2335         if (service->network != NULL)
2336                 connman_network_set_string(service->network,
2337                                         "WiFi.AgentIdentity",
2338                                         service->agent_identity);
2339 }
2340
2341 void __connman_service_set_passphrase(struct connman_service *service,
2342                                         const char* passphrase)
2343 {
2344         if (service->immutable == TRUE || service->hidden == TRUE)
2345                 return;
2346
2347         g_free(service->passphrase);
2348         service->passphrase = g_strdup(passphrase);
2349
2350         if (service->network != NULL)
2351                 connman_network_set_string(service->network,
2352                                         "WiFi.Passphrase",
2353                                         service->passphrase);
2354
2355         service_save(service);
2356 }
2357
2358 void __connman_service_set_agent_passphrase(struct connman_service *service,
2359                                                 const char *agent_passphrase)
2360 {
2361         if (service->hidden == TRUE)
2362                 return;
2363         g_free(service->agent_passphrase);
2364         service->agent_passphrase = g_strdup(agent_passphrase);
2365
2366         if (service->network != NULL)
2367                 connman_network_set_string(service->network,
2368                                         "WiFi.AgentPassphrase",
2369                                         service->agent_passphrase);
2370 }
2371
2372 static DBusMessage *get_properties(DBusConnection *conn,
2373                                         DBusMessage *msg, void *user_data)
2374 {
2375         struct connman_service *service = user_data;
2376         DBusMessage *reply;
2377         DBusMessageIter array, dict;
2378
2379         DBG("service %p", service);
2380
2381         reply = dbus_message_new_method_return(msg);
2382         if (reply == NULL)
2383                 return NULL;
2384
2385         dbus_message_iter_init_append(reply, &array);
2386
2387         connman_dbus_dict_open(&array, &dict);
2388         append_properties(&dict, FALSE, service);
2389         connman_dbus_dict_close(&array, &dict);
2390
2391         return reply;
2392 }
2393
2394 static int update_proxy_configuration(struct connman_service *service,
2395                                 DBusMessageIter *array)
2396 {
2397         DBusMessageIter dict;
2398         enum connman_service_proxy_method method;
2399         GString *servers_str = NULL;
2400         GString *excludes_str = NULL;
2401         const char *url = NULL;
2402
2403         method = CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN;
2404
2405         dbus_message_iter_recurse(array, &dict);
2406
2407         while (dbus_message_iter_get_arg_type(&dict) == DBUS_TYPE_DICT_ENTRY) {
2408                 DBusMessageIter entry, variant;
2409                 const char *key;
2410                 int type;
2411
2412                 dbus_message_iter_recurse(&dict, &entry);
2413
2414                 if (dbus_message_iter_get_arg_type(&entry) != DBUS_TYPE_STRING)
2415                         goto error;
2416
2417                 dbus_message_iter_get_basic(&entry, &key);
2418                 dbus_message_iter_next(&entry);
2419
2420                 if (dbus_message_iter_get_arg_type(&entry) !=
2421                                                         DBUS_TYPE_VARIANT)
2422                         goto error;
2423
2424                 dbus_message_iter_recurse(&entry, &variant);
2425                 type = dbus_message_iter_get_arg_type(&variant);
2426
2427                 if (g_str_equal(key, "Method") == TRUE) {
2428                         const char *val;
2429
2430                         if (type != DBUS_TYPE_STRING)
2431                                 goto error;
2432
2433                         dbus_message_iter_get_basic(&variant, &val);
2434                         method = string2proxymethod(val);
2435                 } else if (g_str_equal(key, "URL") == TRUE) {
2436                         if (type != DBUS_TYPE_STRING)
2437                                 goto error;
2438
2439                         dbus_message_iter_get_basic(&variant, &url);
2440                 } else if (g_str_equal(key, "Servers") == TRUE) {
2441                         DBusMessageIter str_array;
2442
2443                         if (type != DBUS_TYPE_ARRAY)
2444                                 goto error;
2445
2446                         servers_str = g_string_new(NULL);
2447                         if (servers_str == NULL)
2448                                 goto error;
2449
2450                         dbus_message_iter_recurse(&variant, &str_array);
2451
2452                         while (dbus_message_iter_get_arg_type(&str_array) ==
2453                                                         DBUS_TYPE_STRING) {
2454                                 char *val = NULL;
2455
2456                                 dbus_message_iter_get_basic(&str_array, &val);
2457
2458                                 if (servers_str->len > 0)
2459                                         g_string_append_printf(servers_str,
2460                                                         " %s", val);
2461                                 else
2462                                         g_string_append(servers_str, val);
2463
2464                                 dbus_message_iter_next(&str_array);
2465                         }
2466                 } else if (g_str_equal(key, "Excludes") == TRUE) {
2467                         DBusMessageIter str_array;
2468
2469                         if (type != DBUS_TYPE_ARRAY)
2470                                 goto error;
2471
2472                         excludes_str = g_string_new(NULL);
2473                         if (excludes_str == NULL)
2474                                 goto error;
2475
2476                         dbus_message_iter_recurse(&variant, &str_array);
2477
2478                         while (dbus_message_iter_get_arg_type(&str_array) ==
2479                                                         DBUS_TYPE_STRING) {
2480                                 char *val = NULL;
2481
2482                                 dbus_message_iter_get_basic(&str_array, &val);
2483
2484                                 if (excludes_str->len > 0)
2485                                         g_string_append_printf(excludes_str,
2486                                                         " %s", val);
2487                                 else
2488                                         g_string_append(excludes_str, val);
2489
2490                                 dbus_message_iter_next(&str_array);
2491                         }
2492                 }
2493
2494                 dbus_message_iter_next(&dict);
2495         }
2496
2497         switch (method) {
2498         case CONNMAN_SERVICE_PROXY_METHOD_DIRECT:
2499                 break;
2500         case CONNMAN_SERVICE_PROXY_METHOD_MANUAL:
2501                 if (servers_str == NULL && service->proxies == NULL)
2502                         goto error;
2503
2504                 if (servers_str != NULL) {
2505                         g_strfreev(service->proxies);
2506
2507                         if (servers_str->len > 0)
2508                                 service->proxies = g_strsplit_set(
2509                                         servers_str->str, " ", 0);
2510                         else
2511                                 service->proxies = NULL;
2512                 }
2513
2514                 if (excludes_str != NULL) {
2515                         g_strfreev(service->excludes);
2516
2517                         if (excludes_str->len > 0)
2518                                 service->excludes = g_strsplit_set(
2519                                         excludes_str->str, " ", 0);
2520                         else
2521                                 service->excludes = NULL;
2522                 }
2523
2524                 if (service->proxies == NULL)
2525                         method = CONNMAN_SERVICE_PROXY_METHOD_DIRECT;
2526
2527                 break;
2528         case CONNMAN_SERVICE_PROXY_METHOD_AUTO:
2529                 g_free(service->pac);
2530
2531                 if (url != NULL && strlen(url) > 0)
2532                         service->pac = g_strdup(url);
2533                 else
2534                         service->pac = NULL;
2535
2536                 /* if we are connected:
2537                    - if service->pac == NULL
2538                    - if __connman_ipconfig_get_proxy_autoconfig(
2539                    service->ipconfig) == NULL
2540                    --> We should start WPAD */
2541
2542                 break;
2543         case CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN:
2544                 goto error;
2545         }
2546
2547         if (servers_str != NULL)
2548                 g_string_free(servers_str, TRUE);
2549
2550         if (excludes_str != NULL)
2551                 g_string_free(excludes_str, TRUE);
2552
2553         service->proxy_config = method;
2554
2555         return 0;
2556
2557 error:
2558         if (servers_str != NULL)
2559                 g_string_free(servers_str, TRUE);
2560
2561         if (excludes_str != NULL)
2562                 g_string_free(excludes_str, TRUE);
2563
2564         return -EINVAL;
2565 }
2566
2567 static int set_ipconfig(struct connman_service *service,
2568                         struct connman_ipconfig *ipconfig,
2569                         DBusMessageIter *array,
2570                         enum connman_service_state state,
2571                         enum connman_service_state *new_state)
2572 {
2573         enum connman_ipconfig_method old_method;
2574         enum connman_ipconfig_method method = CONNMAN_IPCONFIG_METHOD_UNKNOWN;
2575         enum connman_ipconfig_type type;
2576         int err;
2577
2578         if (ipconfig == NULL)
2579                 return -EINVAL;
2580
2581         old_method = __connman_ipconfig_get_method(ipconfig);
2582
2583         if (is_connecting_state(service, state) ||
2584                                         is_connected_state(service, state))
2585                 __connman_network_clear_ipconfig(service->network, ipconfig);
2586
2587         err = __connman_ipconfig_set_config(ipconfig, array);
2588         method = __connman_ipconfig_get_method(ipconfig);
2589         type = __connman_ipconfig_get_config_type(ipconfig);
2590
2591         if (type == CONNMAN_IPCONFIG_TYPE_IPV4) {
2592                 if (err == 0 && old_method == CONNMAN_IPCONFIG_METHOD_OFF &&
2593                                 method == CONNMAN_IPCONFIG_METHOD_DHCP) {
2594                         *new_state = service->state_ipv4 =
2595                                 CONNMAN_SERVICE_STATE_CONFIGURATION;
2596                         __connman_ipconfig_enable(ipconfig);
2597                 }
2598
2599         } else if (type == CONNMAN_IPCONFIG_TYPE_IPV6) {
2600                 if (err == 0 && old_method == CONNMAN_IPCONFIG_METHOD_OFF &&
2601                                 method == CONNMAN_IPCONFIG_METHOD_AUTO) {
2602                         *new_state = service->state_ipv6;
2603                         __connman_ipconfig_enable(ipconfig);
2604                 }
2605         }
2606
2607         DBG("err %d ipconfig %p type %d method %d state %s", err, ipconfig,
2608                 type, method, state2string(*new_state));
2609
2610         return err;
2611 }
2612
2613 static DBusMessage *set_property(DBusConnection *conn,
2614                                         DBusMessage *msg, void *user_data)
2615 {
2616         struct connman_service *service = user_data;
2617         DBusMessageIter iter, value;
2618         const char *name;
2619         int type;
2620
2621         DBG("service %p", service);
2622
2623         if (dbus_message_iter_init(msg, &iter) == FALSE)
2624                 return __connman_error_invalid_arguments(msg);
2625
2626         dbus_message_iter_get_basic(&iter, &name);
2627         dbus_message_iter_next(&iter);
2628         dbus_message_iter_recurse(&iter, &value);
2629
2630         type = dbus_message_iter_get_arg_type(&value);
2631
2632         if (g_str_equal(name, "AutoConnect") == TRUE) {
2633                 connman_bool_t autoconnect;
2634
2635                 if (type != DBUS_TYPE_BOOLEAN)
2636                         return __connman_error_invalid_arguments(msg);
2637
2638                 if (service->favorite == FALSE)
2639                         return __connman_error_invalid_service(msg);
2640
2641                 dbus_message_iter_get_basic(&value, &autoconnect);
2642
2643                 if (service->autoconnect == autoconnect)
2644                         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
2645
2646                 service->autoconnect = autoconnect;
2647
2648                 autoconnect_changed(service);
2649
2650                 service_save(service);
2651         } else if (g_str_equal(name, "Nameservers.Configuration") == TRUE) {
2652                 DBusMessageIter entry;
2653                 GString *str;
2654                 int index;
2655                 const char *gw;
2656
2657                 if (type != DBUS_TYPE_ARRAY)
2658                         return __connman_error_invalid_arguments(msg);
2659
2660                 str = g_string_new(NULL);
2661                 if (str == NULL)
2662                         return __connman_error_invalid_arguments(msg);
2663
2664                 index = connman_network_get_index(service->network);
2665                 gw = __connman_ipconfig_get_gateway_from_index(index);
2666
2667                 if (gw && strlen(gw))
2668                         __connman_service_nameserver_del_routes(service);
2669
2670                 dbus_message_iter_recurse(&value, &entry);
2671
2672                 while (dbus_message_iter_get_arg_type(&entry) == DBUS_TYPE_STRING) {
2673                         const char *val;
2674                         dbus_message_iter_get_basic(&entry, &val);
2675                         dbus_message_iter_next(&entry);
2676                         if (str->len > 0)
2677                                 g_string_append_printf(str, " %s", val);
2678                         else
2679                                 g_string_append(str, val);
2680                 }
2681
2682                 g_strfreev(service->nameservers_config);
2683
2684                 if (str->len > 0) {
2685                         service->nameservers_config =
2686                                 g_strsplit_set(str->str, " ", 0);
2687                 } else {
2688                         service->nameservers_config = NULL;
2689                 }
2690
2691                 g_string_free(str, TRUE);
2692
2693                 if (gw && strlen(gw))
2694                         __connman_service_nameserver_add_routes(service, gw);
2695
2696                 update_nameservers(service);
2697                 dns_configuration_changed(service);
2698
2699                 service_save(service);
2700         } else if (g_str_equal(name, "Domains.Configuration") == TRUE) {
2701                 DBusMessageIter entry;
2702                 GString *str;
2703
2704                 if (type != DBUS_TYPE_ARRAY)
2705                         return __connman_error_invalid_arguments(msg);
2706
2707                 str = g_string_new(NULL);
2708                 if (str == NULL)
2709                         return __connman_error_invalid_arguments(msg);
2710
2711                 dbus_message_iter_recurse(&value, &entry);
2712
2713                 while (dbus_message_iter_get_arg_type(&entry) == DBUS_TYPE_STRING) {
2714                         const char *val;
2715                         dbus_message_iter_get_basic(&entry, &val);
2716                         dbus_message_iter_next(&entry);
2717                         if (str->len > 0)
2718                                 g_string_append_printf(str, " %s", val);
2719                         else
2720                                 g_string_append(str, val);
2721                 }
2722
2723                 g_strfreev(service->domains);
2724
2725                 if (str->len > 0)
2726                         service->domains = g_strsplit_set(str->str, " ", 0);
2727                 else
2728                         service->domains = NULL;
2729
2730                 g_string_free(str, TRUE);
2731
2732                 update_nameservers(service);
2733                 domain_configuration_changed(service);
2734
2735                 service_save(service);
2736         } else if (g_str_equal(name, "Proxy.Configuration") == TRUE) {
2737                 int err;
2738
2739                 if (type != DBUS_TYPE_ARRAY)
2740                         return __connman_error_invalid_arguments(msg);
2741
2742                 err = update_proxy_configuration(service, &value);
2743
2744                 if (err < 0)
2745                         return __connman_error_failed(msg, -err);
2746
2747                 proxy_configuration_changed(service);
2748
2749                 __connman_notifier_proxy_changed(service);
2750
2751                 service_save(service);
2752         } else if (g_str_equal(name, "IPv4.Configuration") == TRUE ||
2753                         g_str_equal(name, "IPv6.Configuration")) {
2754
2755                 struct connman_ipconfig *ipv4 = NULL, *ipv6 = NULL;
2756                 enum connman_service_state state =
2757                                                 CONNMAN_SERVICE_STATE_UNKNOWN;
2758                 int err = 0;
2759
2760                 DBG("%s", name);
2761
2762                 if (service->ipconfig_ipv4 == NULL &&
2763                                         service->ipconfig_ipv6 == NULL)
2764                         return __connman_error_invalid_property(msg);
2765
2766                 if (g_str_equal(name, "IPv4.Configuration") == TRUE) {
2767                         ipv4 = service->ipconfig_ipv4;
2768                         err = set_ipconfig(service, ipv4, &value,
2769                                         service->state_ipv4, &state);
2770
2771                 } else if (g_str_equal(name, "IPv6.Configuration") == TRUE) {
2772                         ipv6 = service->ipconfig_ipv6;
2773                         err = set_ipconfig(service, ipv6, &value,
2774                                         service->state_ipv6, &state);
2775                 }
2776
2777                 if (err < 0) {
2778                         if (is_connected_state(service, state) ||
2779                                         is_connecting_state(service, state))
2780                                 __connman_network_set_ipconfig(service->network,
2781                                                                 ipv4, ipv6);
2782                         return __connman_error_failed(msg, -err);
2783                 }
2784
2785                 if (ipv4)
2786                         ipv4_configuration_changed(service);
2787                 else if (ipv6)
2788                         ipv6_configuration_changed(service);
2789
2790                 if (is_connecting(service) || is_connected(service))
2791                         __connman_network_set_ipconfig(service->network,
2792                                                         ipv4, ipv6);
2793
2794                 service_save(service);
2795         } else
2796                 return __connman_error_invalid_property(msg);
2797
2798         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
2799 }
2800
2801 static void set_idle(struct connman_service *service)
2802 {
2803         service->state = service->state_ipv4 = service->state_ipv6 =
2804                                                 CONNMAN_SERVICE_STATE_IDLE;
2805         service->error = CONNMAN_SERVICE_ERROR_UNKNOWN;
2806         state_changed(service);
2807 }
2808
2809 static DBusMessage *clear_property(DBusConnection *conn,
2810                                         DBusMessage *msg, void *user_data)
2811 {
2812         struct connman_service *service = user_data;
2813         const char *name;
2814
2815         DBG("service %p", service);
2816
2817         dbus_message_get_args(msg, NULL, DBUS_TYPE_STRING, &name,
2818                                                         DBUS_TYPE_INVALID);
2819
2820         if (g_str_equal(name, "Error") == TRUE) {
2821                 set_idle(service);
2822
2823                 g_get_current_time(&service->modified);
2824                 service_save(service);
2825         } else
2826                 return __connman_error_invalid_property(msg);
2827
2828         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
2829 }
2830
2831 static connman_bool_t is_ignore(struct connman_service *service)
2832 {
2833         if (service->autoconnect == FALSE)
2834                 return TRUE;
2835
2836         if (service->roaming == TRUE)
2837                 return TRUE;
2838
2839         if (service->ignore == TRUE)
2840                 return TRUE;
2841
2842         if (service->state == CONNMAN_SERVICE_STATE_FAILURE)
2843                 return TRUE;
2844
2845         return FALSE;
2846 }
2847
2848 void __connman_service_auto_connect(void)
2849 {
2850         struct connman_service *service = NULL;
2851         GSequenceIter *iter;
2852
2853         DBG("");
2854
2855         if (__connman_session_mode() == TRUE) {
2856                 DBG("Session mode enabled: auto connect disabled");
2857                 return;
2858         }
2859
2860         iter = g_sequence_get_begin_iter(service_list);
2861
2862         while (g_sequence_iter_is_end(iter) == FALSE) {
2863                 service = g_sequence_get(iter);
2864
2865                 if (service->pending != NULL)
2866                         return;
2867
2868                 if (is_connecting(service) == TRUE)
2869                         return;
2870
2871                 if (service->favorite == FALSE)
2872                         return;
2873
2874                 if (is_connected(service) == TRUE)
2875                         return;
2876
2877                 if (is_ignore(service) == FALSE && service->state ==
2878                                                 CONNMAN_SERVICE_STATE_IDLE)
2879                         break;
2880
2881                 service = NULL;
2882
2883                 iter = g_sequence_iter_next(iter);
2884         }
2885
2886         if (service != NULL) {
2887                 service->userconnect = FALSE;
2888                 __connman_service_connect(service);
2889         }
2890 }
2891
2892 static void remove_timeout(struct connman_service *service)
2893 {
2894         if (service->timeout > 0) {
2895                 g_source_remove(service->timeout);
2896                 service->timeout = 0;
2897         }
2898 }
2899
2900 static void reply_pending(struct connman_service *service, int error)
2901 {
2902         remove_timeout(service);
2903
2904         if (service->pending != NULL) {
2905                 if (error > 0) {
2906                         DBusMessage *reply;
2907
2908                         reply = __connman_error_failed(service->pending,
2909                                                                 error);
2910                         if (reply != NULL)
2911                                 g_dbus_send_message(connection, reply);
2912                 } else {
2913                         const char *sender;
2914
2915                         sender = dbus_message_get_interface(service->pending);
2916
2917                         DBG("sender %s", sender);
2918
2919                         if (g_strcmp0(sender, CONNMAN_MANAGER_INTERFACE) == 0)
2920                                 g_dbus_send_reply(connection, service->pending,
2921                                         DBUS_TYPE_OBJECT_PATH, &service->path,
2922                                                         DBUS_TYPE_INVALID);
2923                         else
2924                                 g_dbus_send_reply(connection, service->pending,
2925                                                         DBUS_TYPE_INVALID);
2926                 }
2927
2928                 dbus_message_unref(service->pending);
2929                 service->pending = NULL;
2930         }
2931 }
2932
2933 static gboolean connect_timeout(gpointer user_data)
2934 {
2935         struct connman_service *service = user_data;
2936         connman_bool_t autoconnect = FALSE;
2937
2938         DBG("service %p", service);
2939
2940         service->timeout = 0;
2941
2942         if (service->network != NULL)
2943                 __connman_network_disconnect(service->network);
2944
2945         __connman_ipconfig_disable(service->ipconfig_ipv4);
2946         __connman_ipconfig_disable(service->ipconfig_ipv6);
2947
2948         __connman_stats_service_unregister(service);
2949
2950         if (service->pending != NULL) {
2951                 DBusMessage *reply;
2952
2953                 reply = __connman_error_operation_timeout(service->pending);
2954                 if (reply != NULL)
2955                         g_dbus_send_message(connection, reply);
2956
2957                 dbus_message_unref(service->pending);
2958                 service->pending = NULL;
2959         } else
2960                 autoconnect = TRUE;
2961
2962         __connman_service_ipconfig_indicate_state(service,
2963                                         CONNMAN_SERVICE_STATE_FAILURE,
2964                                         CONNMAN_IPCONFIG_TYPE_IPV4);
2965         __connman_service_ipconfig_indicate_state(service,
2966                                         CONNMAN_SERVICE_STATE_FAILURE,
2967                                         CONNMAN_IPCONFIG_TYPE_IPV6);
2968
2969         if (autoconnect == TRUE && service->userconnect == FALSE)
2970                 __connman_service_auto_connect();
2971
2972         return FALSE;
2973 }
2974
2975 static void set_reconnect_state(struct connman_service *service,
2976                                                 connman_bool_t reconnect)
2977 {
2978         struct connman_device *device;
2979
2980         if (service->network == NULL)
2981                 return;
2982
2983         device = connman_network_get_device(service->network);
2984         if (device == NULL)
2985                 return;
2986
2987         __connman_device_set_reconnect(device, reconnect);
2988 }
2989
2990 static connman_bool_t get_reconnect_state(struct connman_service *service)
2991 {
2992         struct connman_device *device;
2993
2994         if (service->network == NULL)
2995                 return FALSE;
2996
2997         device = connman_network_get_device(service->network);
2998         if (device == NULL)
2999                 return FALSE;
3000
3001         return __connman_device_get_reconnect(device);
3002 }
3003
3004 static DBusMessage *connect_service(DBusConnection *conn,
3005                                         DBusMessage *msg, void *user_data)
3006 {
3007         struct connman_service *service = user_data;
3008         GSequenceIter *iter;
3009         int err;
3010
3011         DBG("service %p", service);
3012
3013         if (service->pending != NULL)
3014                 return __connman_error_in_progress(msg);
3015
3016         iter = g_sequence_get_begin_iter(service_list);
3017
3018         while (g_sequence_iter_is_end(iter) == FALSE) {
3019                 struct connman_service *temp = g_sequence_get(iter);
3020
3021                 if (service->type == temp->type && is_connecting(temp) == TRUE)
3022                         return __connman_error_in_progress(msg);
3023
3024                 iter = g_sequence_iter_next(iter);
3025         }
3026
3027         service->ignore = FALSE;
3028
3029         service->userconnect = TRUE;
3030
3031         service->pending = dbus_message_ref(msg);
3032
3033         set_reconnect_state(service, FALSE);
3034
3035         err = __connman_service_connect(service);
3036         if (err < 0) {
3037                 if (service->pending == NULL)
3038                         return NULL;
3039
3040                 if (err != -EINPROGRESS) {
3041                         dbus_message_unref(service->pending);
3042                         service->pending = NULL;
3043
3044                         return __connman_error_failed(msg, -err);
3045                 }
3046
3047                 return NULL;
3048         }
3049
3050         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
3051 }
3052
3053 static DBusMessage *disconnect_service(DBusConnection *conn,
3054                                         DBusMessage *msg, void *user_data)
3055 {
3056         struct connman_service *service = user_data;
3057         int err;
3058
3059         DBG("service %p", service);
3060
3061         reply_pending(service, ECONNABORTED);
3062
3063         service->ignore = TRUE;
3064
3065         set_reconnect_state(service, FALSE);
3066
3067         err = __connman_service_disconnect(service);
3068         if (err < 0) {
3069                 if (err != -EINPROGRESS)
3070                         return __connman_error_failed(msg, -err);
3071
3072                 return NULL;
3073         }
3074
3075         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
3076 }
3077
3078 static DBusMessage *remove_service(DBusConnection *conn,
3079                                         DBusMessage *msg, void *user_data)
3080 {
3081         struct connman_service *service = user_data;
3082
3083         DBG("service %p", service);
3084
3085         if (service->type == CONNMAN_SERVICE_TYPE_ETHERNET)
3086                 return __connman_error_not_supported(msg);
3087
3088         if (service->immutable == TRUE || service->hidden == TRUE)
3089                 return __connman_error_not_supported(msg);
3090
3091         if (service->favorite == FALSE && service->state !=
3092                                                 CONNMAN_SERVICE_STATE_FAILURE)
3093                 return __connman_error_not_supported(msg);
3094
3095         set_reconnect_state(service, FALSE);
3096
3097         __connman_service_disconnect(service);
3098
3099         g_free(service->passphrase);
3100         service->passphrase = NULL;
3101
3102         set_idle(service);
3103
3104         __connman_service_set_favorite(service, FALSE);
3105         service_save(service);
3106
3107         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
3108 }
3109
3110 static gboolean check_suitable_state(enum connman_service_state a,
3111                                         enum connman_service_state b)
3112 {
3113         /*
3114          * Special check so that "ready" service can be moved before
3115          * "online" one.
3116          */
3117         if ((a == CONNMAN_SERVICE_STATE_ONLINE &&
3118                         b == CONNMAN_SERVICE_STATE_READY) ||
3119                 (b == CONNMAN_SERVICE_STATE_ONLINE &&
3120                         a == CONNMAN_SERVICE_STATE_READY))
3121                 return TRUE;
3122
3123         return a == b;
3124 }
3125
3126 static void downgrade_state(struct connman_service *service)
3127 {
3128         if (service == NULL)
3129                 return;
3130
3131         DBG("service %p state4 %d state6 %d", service, service->state_ipv4,
3132                                                 service->state_ipv6);
3133
3134         if (service->state_ipv4 == CONNMAN_SERVICE_STATE_ONLINE)
3135                 __connman_service_ipconfig_indicate_state(service,
3136                                                 CONNMAN_SERVICE_STATE_READY,
3137                                                 CONNMAN_IPCONFIG_TYPE_IPV4);
3138
3139         if (service->state_ipv6 == CONNMAN_SERVICE_STATE_ONLINE)
3140                 __connman_service_ipconfig_indicate_state(service,
3141                                                 CONNMAN_SERVICE_STATE_READY,
3142                                                 CONNMAN_IPCONFIG_TYPE_IPV6);
3143 }
3144
3145 static void apply_relevant_default_downgrade(struct connman_service *service)
3146 {
3147         struct connman_service *def_service;
3148
3149         def_service = get_default();
3150         if (def_service == NULL)
3151                 return;
3152
3153         if (def_service == service &&
3154                         def_service->state == CONNMAN_SERVICE_STATE_ONLINE)
3155                 def_service->state = CONNMAN_SERVICE_STATE_READY;
3156 }
3157
3158 static DBusMessage *move_service(DBusConnection *conn,
3159                                         DBusMessage *msg, void *user_data,
3160                                                                 gboolean before)
3161 {
3162         struct connman_service *service = user_data;
3163         struct connman_service *target;
3164         const char *path;
3165         GSequenceIter *src, *dst;
3166         enum connman_ipconfig_method target4, target6;
3167         enum connman_ipconfig_method service4, service6;
3168
3169         DBG("service %p", service);
3170
3171         dbus_message_get_args(msg, NULL, DBUS_TYPE_OBJECT_PATH, &path,
3172                                                         DBUS_TYPE_INVALID);
3173
3174         if (service->favorite == FALSE)
3175                 return __connman_error_not_supported(msg);
3176
3177         target = find_service(path);
3178         if (target == NULL || target->favorite == FALSE || target == service ||
3179                                 target->type == CONNMAN_SERVICE_TYPE_VPN)
3180                 return __connman_error_invalid_service(msg);
3181
3182         target4 = __connman_ipconfig_get_method(target->ipconfig_ipv4);
3183         target6 = __connman_ipconfig_get_method(target->ipconfig_ipv6);
3184         service4 = __connman_ipconfig_get_method(service->ipconfig_ipv4);
3185         service6 = __connman_ipconfig_get_method(service->ipconfig_ipv6);
3186
3187         DBG("target %s method %d/%d state %d/%d", target->identifier,
3188                                 target4, target6,
3189                                 target->state_ipv4, target->state_ipv6);
3190
3191         DBG("service %s method %d/%d state %d/%d", service->identifier,
3192                                 service4, service6,
3193                                 service->state_ipv4, service->state_ipv6);
3194
3195         /*
3196          * If method is OFF, then we do not need to check the corresponding
3197          * ipconfig state.
3198          */
3199         if (target4 == CONNMAN_IPCONFIG_METHOD_OFF) {
3200                 if (service6 != CONNMAN_IPCONFIG_METHOD_OFF) {
3201                         if (check_suitable_state(target->state_ipv6,
3202                                                 service->state_ipv6) == FALSE)
3203                                 return __connman_error_invalid_service(msg);
3204                 }
3205         }
3206
3207         if (target6 == CONNMAN_IPCONFIG_METHOD_OFF) {
3208                 if (service4 != CONNMAN_IPCONFIG_METHOD_OFF) {
3209                         if (check_suitable_state(target->state_ipv4,
3210                                                 service->state_ipv4) == FALSE)
3211                                 return __connman_error_invalid_service(msg);
3212                 }
3213         }
3214
3215         if (service4 == CONNMAN_IPCONFIG_METHOD_OFF) {
3216                 if (target6 != CONNMAN_IPCONFIG_METHOD_OFF) {
3217                         if (check_suitable_state(target->state_ipv6,
3218                                                 service->state_ipv6) == FALSE)
3219                                 return __connman_error_invalid_service(msg);
3220                 }
3221         }
3222
3223         if (service6 == CONNMAN_IPCONFIG_METHOD_OFF) {
3224                 if (target4 != CONNMAN_IPCONFIG_METHOD_OFF) {
3225                         if (check_suitable_state(target->state_ipv4,
3226                                                 service->state_ipv4) == FALSE)
3227                                 return __connman_error_invalid_service(msg);
3228                 }
3229         }
3230
3231         g_get_current_time(&service->modified);
3232         service_save(service);
3233
3234         src = g_hash_table_lookup(service_hash, service->identifier);
3235         dst = g_hash_table_lookup(service_hash, target->identifier);
3236
3237         /*
3238          * If the service which goes down is the default service and is
3239          * online, we downgrade directly its state to ready so:
3240          * the service which goes up, needs to recompute its state which
3241          * is triggered via downgrading it - if relevant - to state ready.
3242          */
3243         if (before == TRUE) {
3244                 apply_relevant_default_downgrade(target);
3245                 g_sequence_move(src, dst);
3246                 downgrade_state(service);
3247         } else {
3248                 apply_relevant_default_downgrade(service);
3249                 g_sequence_move(dst, src);
3250                 downgrade_state(target);
3251         }
3252
3253         __connman_connection_update_gateway();
3254
3255         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
3256 }
3257
3258 static DBusMessage *move_before(DBusConnection *conn,
3259                                         DBusMessage *msg, void *user_data)
3260 {
3261         return move_service(conn, msg, user_data, TRUE);
3262 }
3263
3264 static DBusMessage *move_after(DBusConnection *conn,
3265                                         DBusMessage *msg, void *user_data)
3266 {
3267         return move_service(conn, msg, user_data, FALSE);
3268 }
3269
3270 static DBusMessage *reset_counters(DBusConnection *conn,
3271                                         DBusMessage *msg, void *user_data)
3272 {
3273         struct connman_service *service = user_data;
3274
3275         reset_stats(service);
3276
3277         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
3278 }
3279
3280 static struct _services_notify {
3281         int id;
3282         GHashTable *add;
3283         GHashTable *remove;
3284 } *services_notify;
3285
3286 static void append_removed(gpointer key, gpointer value, gpointer user_data)
3287 {
3288         char *objpath = key;
3289         DBusMessageIter *iter = user_data;
3290
3291         DBG("removed %s", objpath);
3292         dbus_message_iter_append_basic(iter, DBUS_TYPE_OBJECT_PATH, &objpath);
3293 }
3294
3295 static void service_send_removed(void)
3296 {
3297         DBusMessage *signal;
3298         DBusMessageIter iter, array;
3299
3300         signal = dbus_message_new_signal(CONNMAN_MANAGER_PATH,
3301                         CONNMAN_MANAGER_INTERFACE, "ServicesRemoved");
3302         if (signal == NULL)
3303                 return;
3304
3305         dbus_message_iter_init_append(signal, &iter);
3306         dbus_message_iter_open_container(&iter, DBUS_TYPE_ARRAY,
3307                         DBUS_TYPE_OBJECT_PATH_AS_STRING, &array);
3308
3309         g_hash_table_foreach(services_notify->remove, append_removed, &array);
3310
3311         dbus_message_iter_close_container(&iter, &array);
3312
3313         dbus_connection_send(connection, signal, NULL);
3314         dbus_message_unref(signal);
3315 }
3316
3317 static void service_send_added_foreach(gpointer data, gpointer user_data)
3318 {
3319         struct connman_service *service = data;
3320         DBusMessageIter *iter = user_data;
3321         gpointer value;
3322
3323         if (service == NULL || service->path == NULL) {
3324                 DBG("service %p or path is NULL", service);
3325                 return;
3326         }
3327
3328         value = g_hash_table_lookup(services_notify->remove, service->path);
3329         if (GPOINTER_TO_INT(value) == TRUE) {
3330                 g_hash_table_remove(services_notify->remove, service->path);
3331                 return;
3332         }
3333
3334         DBG("added %s", service->path);
3335
3336         if (g_hash_table_lookup(services_notify->add, service->path) != NULL) {
3337                 append_struct(service, iter);
3338                 g_hash_table_remove(services_notify->add, service->path);
3339         } else {
3340                 append_struct_service(iter, NULL, service);
3341         }
3342 }
3343
3344 static void service_send_added_ordered(DBusMessageIter *iter, void *user_data)
3345 {
3346         g_sequence_foreach(service_list, service_send_added_foreach, iter);
3347 }
3348
3349 static void service_send_added(void)
3350 {
3351         DBusMessage *signal;
3352
3353         signal = dbus_message_new_signal(CONNMAN_MANAGER_PATH,
3354                         CONNMAN_MANAGER_INTERFACE, "ServicesAdded");
3355         if (signal == NULL)
3356                 return;
3357
3358         __connman_dbus_append_objpath_dict_array(signal,
3359                         service_send_added_ordered, NULL);
3360
3361         dbus_connection_send(connection, signal, NULL);
3362         dbus_message_unref(signal);
3363 }
3364
3365 static gboolean service_send_signals(gpointer data)
3366 {
3367         if (g_hash_table_size(services_notify->remove) > 0)
3368                 service_send_removed();
3369
3370         if (g_hash_table_size(services_notify->add) > 0)
3371                 service_send_added();
3372         else
3373                 g_hash_table_remove_all(services_notify->remove);
3374
3375         services_notify->id = 0;
3376         return FALSE;
3377 }
3378
3379 static void service_schedule_signals(void)
3380 {
3381         if (services_notify->id != 0)
3382                 g_source_remove(services_notify->id);
3383
3384         services_notify->id = g_timeout_add(100, service_send_signals, NULL);
3385 }
3386
3387 static void service_schedule_added(struct connman_service *service)
3388 {
3389         DBG("service %p", service);
3390
3391         g_hash_table_remove(services_notify->remove, service->path);
3392         g_hash_table_insert(services_notify->add, service->path, service);
3393
3394         service_schedule_signals();
3395 }
3396
3397 static void service_schedule_removed(struct connman_service *service)
3398 {
3399         DBG("service %p %s", service, service->path);
3400
3401         if (service == NULL || service->path == NULL) {
3402                 DBG("service %p or path is NULL", service);
3403                 return;
3404         }
3405
3406         g_hash_table_remove(services_notify->add, service->path);
3407         g_hash_table_insert(services_notify->remove, g_strdup(service->path),
3408                         GINT_TO_POINTER(TRUE));
3409
3410         service_schedule_signals();
3411 }
3412
3413 static GDBusMethodTable service_methods[] = {
3414         { "GetProperties", "",   "a{sv}", get_properties     },
3415         { "SetProperty",   "sv", "",      set_property       },
3416         { "ClearProperty", "s",  "",      clear_property     },
3417         { "Connect",       "",   "",      connect_service,
3418                                                 G_DBUS_METHOD_FLAG_ASYNC },
3419         { "Disconnect",    "",   "",      disconnect_service },
3420         { "Remove",        "",   "",      remove_service     },
3421         { "MoveBefore",    "o",  "",      move_before        },
3422         { "MoveAfter",     "o",  "",      move_after         },
3423         { "ResetCounters", "",   "",      reset_counters     },
3424         { },
3425 };
3426
3427 static GDBusSignalTable service_signals[] = {
3428         { "PropertyChanged", "sv" },
3429         { },
3430 };
3431
3432 static void service_free(gpointer user_data)
3433 {
3434         struct connman_service *service = user_data;
3435         char *path = service->path;
3436
3437         DBG("service %p", service);
3438
3439         reply_pending(service, ENOENT);
3440
3441         g_hash_table_remove(service_hash, service->identifier);
3442
3443         __connman_notifier_service_remove(service);
3444         service_schedule_removed(service);
3445
3446         stats_stop(service);
3447
3448         service->path = NULL;
3449
3450         if (path != NULL) {
3451                 __connman_connection_update_gateway();
3452
3453                 g_dbus_unregister_interface(connection, path,
3454                                                 CONNMAN_SERVICE_INTERFACE);
3455                 g_free(path);
3456         }
3457
3458         g_hash_table_destroy(service->counter_table);
3459
3460         if (service->network != NULL) {
3461                 __connman_network_disconnect(service->network);
3462                 connman_network_unref(service->network);
3463                 service->network = NULL;
3464         }
3465
3466         if (service->provider != NULL)
3467                 connman_provider_unref(service->provider);
3468
3469         if (service->ipconfig_ipv4 != NULL) {
3470                 __connman_ipconfig_set_ops(service->ipconfig_ipv4, NULL);
3471                 __connman_ipconfig_set_data(service->ipconfig_ipv4, NULL);
3472                 __connman_ipconfig_unref(service->ipconfig_ipv4);
3473                 service->ipconfig_ipv4 = NULL;
3474         }
3475
3476         if (service->ipconfig_ipv6 != NULL) {
3477                 __connman_ipconfig_set_ops(service->ipconfig_ipv6, NULL);
3478                 __connman_ipconfig_set_data(service->ipconfig_ipv6, NULL);
3479                 __connman_ipconfig_unref(service->ipconfig_ipv6);
3480                 service->ipconfig_ipv6 = NULL;
3481         }
3482
3483         g_strfreev(service->timeservers);
3484         g_strfreev(service->nameservers);
3485         g_strfreev(service->nameservers_config);
3486         g_strfreev(service->nameservers_auto);
3487         g_strfreev(service->domains);
3488         g_strfreev(service->proxies);
3489         g_strfreev(service->excludes);
3490
3491         g_free(service->domainname);
3492         g_free(service->pac);
3493         g_free(service->name);
3494         g_free(service->passphrase);
3495         g_free(service->agent_passphrase);
3496         g_free(service->identifier);
3497         g_free(service->eap);
3498         g_free(service->identity);
3499         g_free(service->agent_identity);
3500         g_free(service->ca_cert_file);
3501         g_free(service->client_cert_file);
3502         g_free(service->private_key_file);
3503         g_free(service->private_key_passphrase);
3504         g_free(service->phase2);
3505
3506         if (service->stats.timer != NULL)
3507                 g_timer_destroy(service->stats.timer);
3508         if (service->stats_roaming.timer != NULL)
3509                 g_timer_destroy(service->stats_roaming.timer);
3510
3511         g_free(service);
3512 }
3513
3514 static void stats_init(struct connman_service *service)
3515 {
3516         /* home */
3517         service->stats.valid = FALSE;
3518         service->stats.enabled = FALSE;
3519         service->stats.timer = g_timer_new();
3520
3521         /* roaming */
3522         service->stats_roaming.valid = FALSE;
3523         service->stats_roaming.enabled = FALSE;
3524         service->stats_roaming.timer = g_timer_new();
3525 }
3526
3527 static void service_initialize(struct connman_service *service)
3528 {
3529         DBG("service %p", service);
3530
3531         service->refcount = 1;
3532         service->session_usage_count = 0;
3533
3534         service->type     = CONNMAN_SERVICE_TYPE_UNKNOWN;
3535         service->security = CONNMAN_SERVICE_SECURITY_UNKNOWN;
3536
3537         service->state = CONNMAN_SERVICE_STATE_UNKNOWN;
3538         service->state_ipv4 = CONNMAN_SERVICE_STATE_UNKNOWN;
3539         service->state_ipv6 = CONNMAN_SERVICE_STATE_UNKNOWN;
3540
3541         service->favorite  = FALSE;
3542         service->immutable = FALSE;
3543         service->hidden = FALSE;
3544
3545         service->ignore = FALSE;
3546
3547         service->userconnect = FALSE;
3548
3549         service->order = 0;
3550
3551         stats_init(service);
3552
3553         service->provider = NULL;
3554
3555         service->wps = FALSE;
3556 }
3557
3558 /**
3559  * connman_service_create:
3560  *
3561  * Allocate a new service.
3562  *
3563  * Returns: a newly-allocated #connman_service structure
3564  */
3565 struct connman_service *connman_service_create(void)
3566 {
3567         GSList *list;
3568         struct connman_stats_counter *counters;
3569         const char *counter;
3570
3571         struct connman_service *service;
3572
3573         service = g_try_new0(struct connman_service, 1);
3574         if (service == NULL)
3575                 return NULL;
3576
3577         DBG("service %p", service);
3578
3579         service->counter_table = g_hash_table_new_full(g_str_hash,
3580                                                 g_str_equal, NULL, g_free);
3581
3582         for (list = counter_list; list; list = list->next) {
3583                 counter = list->data;
3584
3585                 counters = g_try_new0(struct connman_stats_counter, 1);
3586                 if (counters == NULL) {
3587                         g_hash_table_destroy(service->counter_table);
3588                         g_free(service);
3589                         return NULL;
3590                 }
3591
3592                 counters->append_all = TRUE;
3593
3594                 g_hash_table_replace(service->counter_table, (gpointer)counter,
3595                                 counters);
3596         }
3597
3598         service_initialize(service);
3599
3600         return service;
3601 }
3602
3603 /**
3604  * connman_service_ref:
3605  * @service: service structure
3606  *
3607  * Increase reference counter of service
3608  */
3609 struct connman_service *
3610 connman_service_ref_debug(struct connman_service *service,
3611                         const char *file, int line, const char *caller)
3612 {
3613         DBG("%p ref %d by %s:%d:%s()", service, service->refcount + 1,
3614                 file, line, caller);
3615
3616         __sync_fetch_and_add(&service->refcount, 1);
3617
3618         return service;
3619 }
3620
3621 /**
3622  * connman_service_unref:
3623  * @service: service structure
3624  *
3625  * Decrease reference counter of service and release service if no
3626  * longer needed.
3627  */
3628 void connman_service_unref_debug(struct connman_service *service,
3629                         const char *file, int line, const char *caller)
3630 {
3631         GSequenceIter *iter;
3632
3633         DBG("%p ref %d by %s:%d:%s()", service, service->refcount - 1,
3634                 file, line, caller);
3635
3636         if (__sync_fetch_and_sub(&service->refcount, 1) != 1)
3637                 return;
3638
3639         iter = g_hash_table_lookup(service_hash, service->identifier);
3640         if (iter != NULL) {
3641                 reply_pending(service, ECONNABORTED);
3642
3643                 __connman_service_disconnect(service);
3644
3645                 g_sequence_remove(iter);
3646         } else {
3647                 service_free(service);
3648         }
3649 }
3650
3651 static gint service_compare(gconstpointer a, gconstpointer b,
3652                                                         gpointer user_data)
3653 {
3654         struct connman_service *service_a = (void *) a;
3655         struct connman_service *service_b = (void *) b;
3656         enum connman_service_state state_a, state_b;
3657
3658         state_a = service_a->state;
3659         state_b = service_b->state;
3660
3661         if (state_a != state_b) {
3662                 gboolean a_connected = is_connected(service_a);
3663                 gboolean b_connected = is_connected(service_b);
3664
3665                 if (a_connected == TRUE && b_connected == TRUE) {
3666                         /* We prefer online over ready state */
3667                         if (state_a == CONNMAN_SERVICE_STATE_ONLINE)
3668                                 return -1;
3669
3670                         if (state_b == CONNMAN_SERVICE_STATE_ONLINE)
3671                                 return 1;
3672                 }
3673
3674                 if (a_connected == TRUE)
3675                         return -1;
3676                 if (b_connected == TRUE)
3677                         return 1;
3678
3679                 if (is_connecting(service_a) == TRUE)
3680                         return -1;
3681                 if (is_connecting(service_b) == TRUE)
3682                         return 1;
3683         }
3684
3685         if (service_a->order > service_b->order)
3686                 return -1;
3687
3688         if (service_a->order < service_b->order)
3689                 return 1;
3690
3691         if (service_a->favorite == TRUE && service_b->favorite == FALSE)
3692                 return -1;
3693
3694         if (service_a->favorite == FALSE && service_b->favorite == TRUE)
3695                 return 1;
3696
3697         if (service_a->type != service_b->type) {
3698                 switch (service_a->type) {
3699                 case CONNMAN_SERVICE_TYPE_UNKNOWN:
3700                 case CONNMAN_SERVICE_TYPE_SYSTEM:
3701                 case CONNMAN_SERVICE_TYPE_ETHERNET:
3702                 case CONNMAN_SERVICE_TYPE_GPS:
3703                 case CONNMAN_SERVICE_TYPE_VPN:
3704                 case CONNMAN_SERVICE_TYPE_GADGET:
3705                         break;
3706                 case CONNMAN_SERVICE_TYPE_WIFI:
3707                         return 1;
3708                 case CONNMAN_SERVICE_TYPE_WIMAX:
3709                 case CONNMAN_SERVICE_TYPE_BLUETOOTH:
3710                 case CONNMAN_SERVICE_TYPE_CELLULAR:
3711                         return -1;
3712                 }
3713         }
3714
3715         return (gint) service_b->strength - (gint) service_a->strength;
3716 }
3717
3718 /**
3719  * connman_service_get_type:
3720  * @service: service structure
3721  *
3722  * Get the type of service
3723  */
3724 enum connman_service_type connman_service_get_type(struct connman_service *service)
3725 {
3726         if (service == NULL)
3727                 return CONNMAN_SERVICE_TYPE_UNKNOWN;
3728
3729         return service->type;
3730 }
3731
3732 /**
3733  * connman_service_get_interface:
3734  * @service: service structure
3735  *
3736  * Get network interface of service
3737  */
3738 char *connman_service_get_interface(struct connman_service *service)
3739 {
3740         int index;
3741
3742         if (service == NULL)
3743                 return NULL;
3744
3745         if (service->type == CONNMAN_SERVICE_TYPE_VPN) {
3746                 if (service->ipconfig_ipv4)
3747                         index = __connman_ipconfig_get_index(
3748                                                 service->ipconfig_ipv4);
3749                 else if (service->ipconfig_ipv6)
3750                         index = __connman_ipconfig_get_index(
3751                                                 service->ipconfig_ipv6);
3752                 else
3753                         return NULL;
3754
3755                 return connman_inet_ifname(index);
3756         }
3757
3758         if (service->network == NULL)
3759                 return NULL;
3760
3761         index = connman_network_get_index(service->network);
3762
3763         return connman_inet_ifname(index);
3764 }
3765
3766 /**
3767  * connman_service_get_network:
3768  * @service: service structure
3769  *
3770  * Get the service network
3771  */
3772 struct connman_network *
3773 __connman_service_get_network(struct connman_service *service)
3774 {
3775         if (service == NULL)
3776                 return NULL;
3777
3778         return service->network;
3779 }
3780
3781 struct connman_ipconfig *
3782 __connman_service_get_ip4config(struct connman_service *service)
3783 {
3784         if (service == NULL)
3785                 return NULL;
3786
3787         return service->ipconfig_ipv4;
3788 }
3789
3790 struct connman_ipconfig *
3791 __connman_service_get_ip6config(struct connman_service *service)
3792 {
3793         if (service == NULL)
3794                 return NULL;
3795
3796         return service->ipconfig_ipv6;
3797 }
3798
3799 struct connman_ipconfig *
3800 __connman_service_get_ipconfig(struct connman_service *service, int family)
3801 {
3802         if (family == AF_INET)
3803                 return __connman_service_get_ip4config(service);
3804         else if (family == AF_INET6)
3805                 return __connman_service_get_ip6config(service);
3806         else
3807                 return NULL;
3808
3809 }
3810
3811 connman_bool_t __connman_service_is_connected_state(struct connman_service *service,
3812                                         enum connman_ipconfig_type type)
3813 {
3814         if (service == NULL)
3815                 return FALSE;
3816
3817         switch (type) {
3818         case CONNMAN_IPCONFIG_TYPE_UNKNOWN:
3819                 break;
3820         case CONNMAN_IPCONFIG_TYPE_IPV4:
3821                 return is_connected_state(service, service->state_ipv4);
3822         case CONNMAN_IPCONFIG_TYPE_IPV6:
3823                 return is_connected_state(service, service->state_ipv6);
3824         }
3825
3826         return FALSE;
3827 }
3828 enum connman_service_security __connman_service_get_security(struct connman_service *service)
3829 {
3830         if (service == NULL)
3831                 return CONNMAN_SERVICE_SECURITY_UNKNOWN;
3832
3833         return service->security;
3834 }
3835
3836 const char *__connman_service_get_phase2(struct connman_service *service)
3837 {
3838         if (service == NULL)
3839                 return NULL;
3840
3841         return service->phase2;
3842 }
3843
3844 connman_bool_t __connman_service_wps_enabled(struct connman_service *service)
3845 {
3846         if (service == NULL)
3847                 return FALSE;
3848
3849         return service->wps;
3850 }
3851
3852 /**
3853  * __connman_service_set_favorite:
3854  * @service: service structure
3855  * @favorite: favorite value
3856  *
3857  * Change the favorite setting of service
3858  */
3859 int __connman_service_set_favorite(struct connman_service *service,
3860                                                 connman_bool_t favorite)
3861 {
3862         GSequenceIter *iter;
3863
3864         if (service->hidden == TRUE)
3865                 return -EOPNOTSUPP;
3866         iter = g_hash_table_lookup(service_hash, service->identifier);
3867         if (iter == NULL)
3868                 return -ENOENT;
3869
3870         if (service->favorite == favorite)
3871                 return -EALREADY;
3872
3873         service->favorite = favorite;
3874         service->order = __connman_service_get_order(service);
3875
3876         favorite_changed(service);
3877
3878         g_sequence_sort_changed(iter, service_compare, NULL);
3879
3880         __connman_connection_update_gateway();
3881
3882         return 0;
3883 }
3884
3885 int __connman_service_set_immutable(struct connman_service *service,
3886                                                 connman_bool_t immutable)
3887 {
3888         if (service->hidden == TRUE)
3889                 return -EOPNOTSUPP;
3890         service->immutable = immutable;
3891
3892         immutable_changed(service);
3893
3894         return 0;
3895 }
3896
3897 void __connman_service_set_string(struct connman_service *service,
3898                                   const char *key, const char *value)
3899 {
3900         if (service->hidden == TRUE)
3901                 return;
3902         if (g_str_equal(key, "EAP") == TRUE) {
3903                 g_free(service->eap);
3904                 service->eap = g_strdup(value);
3905         } else if (g_str_equal(key, "Identity") == TRUE) {
3906                 g_free(service->identity);
3907                 service->identity = g_strdup(value);
3908         } else if (g_str_equal(key, "CACertFile") == TRUE) {
3909                 g_free(service->ca_cert_file);
3910                 service->ca_cert_file = g_strdup(value);
3911         } else if (g_str_equal(key, "ClientCertFile") == TRUE) {
3912                 g_free(service->client_cert_file);
3913                 service->client_cert_file = g_strdup(value);
3914         } else if (g_str_equal(key, "PrivateKeyFile") == TRUE) {
3915                 g_free(service->private_key_file);
3916                 service->private_key_file = g_strdup(value);
3917         } else if (g_str_equal(key, "PrivateKeyPassphrase") == TRUE) {
3918                 g_free(service->private_key_passphrase);
3919                 service->private_key_passphrase = g_strdup(value);
3920         } else if (g_str_equal(key, "Phase2") == TRUE) {
3921                 g_free(service->phase2);
3922                 service->phase2 = g_strdup(value);
3923         } else if (g_str_equal(key, "Passphrase") == TRUE) {
3924                 g_free(service->passphrase);
3925                 service->passphrase = g_strdup(value);
3926         }
3927 }
3928
3929 static void service_complete(struct connman_service *service)
3930 {
3931         reply_pending(service, EIO);
3932
3933         if (service->userconnect == FALSE)
3934                 __connman_service_auto_connect();
3935
3936         g_get_current_time(&service->modified);
3937         service_save(service);
3938 }
3939
3940 static void report_error_cb(struct connman_service *service,
3941                         gboolean retry, void *user_data)
3942 {
3943         if (retry == TRUE)
3944                 __connman_service_connect(service);
3945         else {
3946                 service_complete(service);
3947                 __connman_connection_update_gateway();
3948                 __connman_device_request_scan(CONNMAN_DEVICE_TYPE_UNKNOWN);
3949         }
3950 }
3951
3952 void __connman_service_add_passphrase(struct connman_service *service,
3953                                 const gchar *passphrase)
3954 {
3955         switch (service->security) {
3956         case CONNMAN_SERVICE_SECURITY_WEP:
3957         case CONNMAN_SERVICE_SECURITY_PSK:
3958                 __connman_service_set_passphrase(service, passphrase);
3959                 break;
3960         case CONNMAN_SERVICE_SECURITY_8021X:
3961                 __connman_service_set_agent_passphrase(service,
3962                                                 passphrase);
3963                 break;
3964         case CONNMAN_SERVICE_SECURITY_UNKNOWN:
3965         case CONNMAN_SERVICE_SECURITY_NONE:
3966         case CONNMAN_SERVICE_SECURITY_WPA:
3967         case CONNMAN_SERVICE_SECURITY_RSN:
3968                 DBG("service security '%s' (%d) not handled",
3969                                 security2string(service->security),
3970                                 service->security);
3971                 break;
3972         }
3973
3974 }
3975
3976 static void request_input_cb (struct connman_service *service,
3977                         connman_bool_t values_received,
3978                         const char *name, int name_len,
3979                         const char *identity, const char *passphrase,
3980                         void *user_data)
3981 {
3982         struct connman_device *device;
3983
3984         DBG ("RequestInput return, %p", service);
3985
3986         if (service->hidden == TRUE && name_len > 0 && name_len <= 32) {
3987                 device = connman_network_get_device(service->network);
3988                 __connman_device_request_hidden_scan(device,
3989                                                 name, name_len,
3990                                                 identity, passphrase);
3991         }
3992
3993         if (values_received == FALSE || service->hidden == TRUE) {
3994                 service_complete(service);
3995                 __connman_connection_update_gateway();
3996                 __connman_device_request_scan(CONNMAN_DEVICE_TYPE_UNKNOWN);
3997                 return;
3998         }
3999
4000         if (identity != NULL)
4001                 __connman_service_set_agent_identity(service, identity);
4002
4003         if (passphrase != NULL)
4004                 __connman_service_add_passphrase(service, passphrase);
4005
4006         __connman_service_connect(service);
4007
4008         /* Never cache agent provided credentials */
4009         __connman_service_set_agent_identity(service, NULL);
4010         __connman_service_set_agent_passphrase(service, NULL);
4011 }
4012
4013 static void downgrade_connected_services(void)
4014 {
4015         struct connman_service *up_service;
4016         GSequenceIter *iter;
4017
4018         iter = g_sequence_get_begin_iter(service_list);
4019         while (g_sequence_iter_is_end(iter) == FALSE) {
4020                 up_service = g_sequence_get(iter);
4021
4022                 if (is_connected(up_service) == FALSE) {
4023                         iter = g_sequence_iter_next(iter);
4024                         continue;
4025                 }
4026
4027                 if (up_service->state == CONNMAN_SERVICE_STATE_ONLINE)
4028                         return;
4029
4030                 downgrade_state(up_service);
4031
4032                 iter = g_sequence_iter_next(iter);
4033         }
4034 }
4035
4036 static int service_indicate_state(struct connman_service *service)
4037 {
4038         enum connman_service_state old_state, new_state;
4039         struct connman_service *def_service;
4040         GSequenceIter *iter;
4041
4042         if (service == NULL)
4043                 return -EINVAL;
4044
4045         old_state = service->state;
4046         new_state = combine_state(service->state_ipv4, service->state_ipv6);
4047
4048         DBG("service %p old %s - new %s/%s => %s",
4049                                         service,
4050                                         state2string(old_state),
4051                                         state2string(service->state_ipv4),
4052                                         state2string(service->state_ipv6),
4053                                         state2string(new_state));
4054
4055         if (old_state == new_state)
4056                 return -EALREADY;
4057
4058         def_service = get_default();
4059
4060         if (new_state == CONNMAN_SERVICE_STATE_ONLINE) {
4061                 if (def_service != NULL && def_service != service &&
4062                         def_service->state == CONNMAN_SERVICE_STATE_ONLINE)
4063                         return -EALREADY;
4064         }
4065
4066         service->state = new_state;
4067         state_changed(service);
4068
4069         if (new_state == CONNMAN_SERVICE_STATE_IDLE &&
4070                         old_state != CONNMAN_SERVICE_STATE_DISCONNECT) {
4071                 reply_pending(service, ECONNABORTED);
4072
4073                 __connman_service_disconnect(service);
4074         }
4075
4076         if (new_state == CONNMAN_SERVICE_STATE_CONFIGURATION) {
4077                 if (__connman_stats_service_register(service) == 0) {
4078                         __connman_stats_get(service, FALSE,
4079                                                 &service->stats.data);
4080                         __connman_stats_get(service, TRUE,
4081                                                 &service->stats_roaming.data);
4082                 }
4083         }
4084
4085         if (new_state == CONNMAN_SERVICE_STATE_ONLINE)
4086                 __connman_timeserver_sync(service);
4087
4088         if (new_state == CONNMAN_SERVICE_STATE_IDLE) {
4089                 connman_bool_t reconnect;
4090
4091                 reconnect = get_reconnect_state(service);
4092                 if (reconnect == TRUE)
4093                         __connman_service_auto_connect();
4094
4095                 __connman_device_request_scan(CONNMAN_DEVICE_TYPE_UNKNOWN);
4096         }
4097
4098         if (new_state == CONNMAN_SERVICE_STATE_READY) {
4099                 enum connman_ipconfig_method method;
4100
4101                 set_reconnect_state(service, TRUE);
4102
4103                 __connman_service_set_favorite(service, TRUE);
4104
4105                 reply_pending(service, 0);
4106
4107                 service->userconnect = FALSE;
4108
4109                 g_get_current_time(&service->modified);
4110                 service_save(service);
4111
4112                 update_nameservers(service);
4113                 dns_changed(service);
4114                 domain_changed(service);
4115
4116                 __connman_notifier_connect(service->type);
4117
4118                 if (service->type == CONNMAN_SERVICE_TYPE_WIFI &&
4119                         connman_network_get_bool(service->network,
4120                                                 "WiFi.UseWPS") == TRUE) {
4121                         const char *pass;
4122
4123                         pass = connman_network_get_string(service->network,
4124                                                         "WiFi.Passphrase");
4125
4126                         __connman_service_set_passphrase(service, pass);
4127
4128                         connman_network_set_bool(service->network,
4129                                                         "WiFi.UseWPS", FALSE);
4130                 }
4131
4132                 default_changed();
4133
4134                 method = __connman_ipconfig_get_method(service->ipconfig_ipv6);
4135                 if (method == CONNMAN_IPCONFIG_METHOD_OFF)
4136                         __connman_ipconfig_disable_ipv6(
4137                                                 service->ipconfig_ipv6);
4138
4139         } else if (new_state == CONNMAN_SERVICE_STATE_DISCONNECT) {
4140                 def_service = get_default();
4141
4142                 if (__connman_notifier_count_connected() == 0 &&
4143                         def_service != NULL &&
4144                                 def_service->provider != NULL)
4145                         __connman_provider_disconnect(def_service->provider);
4146
4147                 default_changed();
4148
4149                 __connman_wispr_stop(service);
4150
4151                 __connman_wpad_stop(service);
4152
4153                 update_nameservers(service);
4154                 dns_changed(service);
4155                 domain_changed(service);
4156
4157                 __connman_timeserver_stop();
4158
4159                 __connman_notifier_disconnect(service->type);
4160
4161                 /*
4162                  * Previous services which are connected and which states
4163                  * are set to online should reset relevantly ipconfig_state
4164                  * to ready so wispr/portal will be rerun on those
4165                  */
4166                 downgrade_connected_services();
4167         }
4168
4169         if (new_state == CONNMAN_SERVICE_STATE_FAILURE) {
4170                 if (service->userconnect == TRUE &&
4171                         __connman_agent_report_error(service,
4172                                         error2string(service->error),
4173                                         report_error_cb, NULL) == -EIO)
4174                         return 0;
4175                 service_complete(service);
4176
4177                 __connman_device_request_scan(CONNMAN_DEVICE_TYPE_UNKNOWN);
4178         } else
4179                 service->error = CONNMAN_SERVICE_ERROR_UNKNOWN;
4180
4181         iter = g_hash_table_lookup(service_hash, service->identifier);
4182         if (iter != NULL)
4183                 g_sequence_sort_changed(iter, service_compare, NULL);
4184
4185         __connman_connection_update_gateway();
4186
4187         if (new_state == CONNMAN_SERVICE_STATE_ONLINE)
4188                 default_changed();
4189
4190         return 0;
4191 }
4192
4193 int __connman_service_indicate_error(struct connman_service *service,
4194                                         enum connman_service_error error)
4195 {
4196         DBG("service %p error %d", service, error);
4197
4198         if (service == NULL)
4199                 return -EINVAL;
4200
4201         service->error = error;
4202
4203         if (service->error == CONNMAN_SERVICE_ERROR_INVALID_KEY)
4204                 __connman_service_set_passphrase(service, NULL);
4205
4206         __connman_service_ipconfig_indicate_state(service,
4207                                                 CONNMAN_SERVICE_STATE_FAILURE,
4208                                                 CONNMAN_IPCONFIG_TYPE_IPV4);
4209         __connman_service_ipconfig_indicate_state(service,
4210                                                 CONNMAN_SERVICE_STATE_FAILURE,
4211                                                 CONNMAN_IPCONFIG_TYPE_IPV6);
4212         return 0;
4213 }
4214
4215 int __connman_service_clear_error(struct connman_service *service)
4216 {
4217         DBG("service %p", service);
4218
4219         if (service == NULL)
4220                 return -EINVAL;
4221
4222         if (service->state != CONNMAN_SERVICE_STATE_FAILURE)
4223                 return -EINVAL;
4224
4225         service->state_ipv4 = service->state_ipv6 =
4226                                                 CONNMAN_SERVICE_STATE_UNKNOWN;
4227         service->error = CONNMAN_SERVICE_ERROR_UNKNOWN;;
4228
4229         if (service->favorite == TRUE)
4230                 set_reconnect_state(service, TRUE);
4231
4232         __connman_service_ipconfig_indicate_state(service,
4233                                         CONNMAN_SERVICE_STATE_IDLE,
4234                                         CONNMAN_IPCONFIG_TYPE_IPV6);
4235
4236         /*
4237          * Toggling the IPv6 state to IDLE could trigger the auto connect
4238          * machinery and consequently the IPv4 state.
4239          */
4240         if (service->state_ipv4 != CONNMAN_SERVICE_STATE_UNKNOWN &&
4241                         service->state_ipv4 != CONNMAN_SERVICE_STATE_FAILURE)
4242                 return 0;
4243
4244         return __connman_service_ipconfig_indicate_state(service,
4245                                                 CONNMAN_SERVICE_STATE_IDLE,
4246                                                 CONNMAN_IPCONFIG_TYPE_IPV4);
4247 }
4248
4249 int __connman_service_indicate_default(struct connman_service *service)
4250 {
4251         DBG("service %p", service);
4252
4253         default_changed();
4254
4255         return 0;
4256 }
4257
4258 enum connman_service_state __connman_service_ipconfig_get_state(
4259                                         struct connman_service *service,
4260                                         enum connman_ipconfig_type type)
4261 {
4262         if (service == NULL)
4263                 return CONNMAN_SERVICE_STATE_UNKNOWN;
4264
4265         if (type == CONNMAN_IPCONFIG_TYPE_IPV4)
4266                 return service->state_ipv4;
4267
4268         if (type == CONNMAN_IPCONFIG_TYPE_IPV6)
4269                 return service->state_ipv6;
4270
4271         return CONNMAN_SERVICE_STATE_UNKNOWN;
4272 }
4273
4274 static void check_proxy_setup(struct connman_service *service)
4275 {
4276         /*
4277          * We start WPAD if we haven't got a PAC URL from DHCP and
4278          * if our proxy manual configuration is either empty or set
4279          * to AUTO with an empty URL.
4280          */
4281
4282         if (service->proxy != CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN)
4283                 goto done;
4284
4285         if (service->proxy_config != CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN &&
4286                 (service->proxy_config != CONNMAN_SERVICE_PROXY_METHOD_AUTO ||
4287                         service->pac != NULL))
4288                 goto done;
4289
4290         if (__connman_wpad_start(service) < 0) {
4291                 service->proxy = CONNMAN_SERVICE_PROXY_METHOD_DIRECT;
4292                 __connman_notifier_proxy_changed(service);
4293                 goto done;
4294         }
4295
4296         return;
4297
4298 done:
4299         __connman_wispr_start(service, CONNMAN_IPCONFIG_TYPE_IPV4);
4300 }
4301
4302 /*
4303  * How many networks are connected at the same time. If more than 1,
4304  * then set the rp_filter setting properly (loose mode routing) so that network
4305  * connectivity works ok. This is only done for IPv4 networks as IPv6
4306  * does not have rp_filter knob.
4307  */
4308 static int connected_networks_count;
4309 static int original_rp_filter;
4310
4311 static void service_rp_filter(struct connman_service *service,
4312                                 gboolean connected)
4313 {
4314         enum connman_ipconfig_method method;
4315
4316         method = __connman_ipconfig_get_method(service->ipconfig_ipv4);
4317
4318         switch (method) {
4319         case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
4320         case CONNMAN_IPCONFIG_METHOD_OFF:
4321         case CONNMAN_IPCONFIG_METHOD_AUTO:
4322                 return;
4323         case CONNMAN_IPCONFIG_METHOD_FIXED:
4324         case CONNMAN_IPCONFIG_METHOD_MANUAL:
4325         case CONNMAN_IPCONFIG_METHOD_DHCP:
4326                 break;
4327         }
4328
4329         if (connected == TRUE) {
4330                 if (connected_networks_count == 1) {
4331                         int filter_value;
4332                         filter_value = __connman_ipconfig_set_rp_filter();
4333                         if (filter_value < 0)
4334                                 return;
4335
4336                         original_rp_filter = filter_value;
4337                 }
4338                 connected_networks_count++;
4339
4340         } else {
4341                 if (connected_networks_count == 2)
4342                         __connman_ipconfig_unset_rp_filter(original_rp_filter);
4343
4344                 connected_networks_count--;
4345                 if (connected_networks_count < 0)
4346                         connected_networks_count = 0;
4347         }
4348
4349         DBG("%s %s ipconfig %p method %d count %d filter %d",
4350                 connected ? "connected" : "disconnected", service->identifier,
4351                 service->ipconfig_ipv4, method,
4352                 connected_networks_count, original_rp_filter);
4353 }
4354
4355 static gboolean redo_wispr(gpointer user_data)
4356 {
4357         struct connman_service *service = user_data;
4358
4359         DBG("");
4360
4361         __connman_wispr_start(service, CONNMAN_IPCONFIG_TYPE_IPV6);
4362
4363         return FALSE;
4364 }
4365
4366 int __connman_service_online_check_failed(struct connman_service *service,
4367                                         enum connman_ipconfig_type type)
4368 {
4369         DBG("service %p type %d count %d", service, type,
4370                                                 service->online_check_count);
4371
4372         if (type == CONNMAN_IPCONFIG_TYPE_IPV4)
4373                 /* currently we only retry IPv6 stuff */
4374                 return 0;
4375
4376         if (service->online_check_count != 1)
4377                 return 0;
4378
4379         service->online_check_count = 0;
4380
4381         /*
4382          * We set the timeout to 1 sec so that we have a chance to get
4383          * necessary IPv6 router advertisement messages that might have
4384          * DNS data etc.
4385          */
4386         g_timeout_add_seconds(1, redo_wispr, service);
4387
4388         return EAGAIN;
4389 }
4390
4391 int __connman_service_ipconfig_indicate_state(struct connman_service *service,
4392                                         enum connman_service_state new_state,
4393                                         enum connman_ipconfig_type type)
4394 {
4395         struct connman_ipconfig *ipconfig = NULL;
4396         enum connman_service_state old_state;
4397         int ret;
4398
4399         if (service == NULL)
4400                 return -EINVAL;
4401
4402         if (type == CONNMAN_IPCONFIG_TYPE_IPV4) {
4403                 old_state = service->state_ipv4;
4404                 ipconfig = service->ipconfig_ipv4;
4405         } else if (type == CONNMAN_IPCONFIG_TYPE_IPV6) {
4406                 old_state = service->state_ipv6;
4407                 ipconfig = service->ipconfig_ipv6;
4408         }
4409
4410         if (ipconfig == NULL)
4411                 return -EINVAL;
4412
4413         /* Any change? */
4414         if (old_state == new_state)
4415                 return -EALREADY;
4416
4417         DBG("service %p (%s) state %d (%s) type %d (%s)",
4418                 service, service ? service->identifier : NULL,
4419                 new_state, state2string(new_state),
4420                 type, __connman_ipconfig_type2string(type));
4421
4422         switch (new_state) {
4423         case CONNMAN_SERVICE_STATE_UNKNOWN:
4424         case CONNMAN_SERVICE_STATE_IDLE:
4425                 if (service->state == CONNMAN_SERVICE_STATE_FAILURE)
4426                         return -EINVAL;
4427                 break;
4428         case CONNMAN_SERVICE_STATE_ASSOCIATION:
4429                 break;
4430         case CONNMAN_SERVICE_STATE_CONFIGURATION:
4431                 __connman_ipconfig_enable(ipconfig);
4432                 break;
4433         case CONNMAN_SERVICE_STATE_READY:
4434                 update_nameservers(service);
4435
4436                 if (type == CONNMAN_IPCONFIG_TYPE_IPV4) {
4437                         check_proxy_setup(service);
4438                         service_rp_filter(service, TRUE);
4439                 } else {
4440                         service->online_check_count = 1;
4441                         __connman_wispr_start(service, type);
4442                 }
4443                 break;
4444         case CONNMAN_SERVICE_STATE_ONLINE:
4445                 break;
4446         case CONNMAN_SERVICE_STATE_DISCONNECT:
4447                 if (service->state == CONNMAN_SERVICE_STATE_IDLE)
4448                         return -EINVAL;
4449
4450                 if (type == CONNMAN_IPCONFIG_TYPE_IPV4)
4451                         service_rp_filter(service, FALSE);
4452
4453                 break;
4454         case CONNMAN_SERVICE_STATE_FAILURE:
4455                 break;
4456         }
4457
4458         /* We keep that state */
4459         if (type == CONNMAN_IPCONFIG_TYPE_IPV4)
4460                 service->state_ipv4 = new_state;
4461         else if (type == CONNMAN_IPCONFIG_TYPE_IPV6)
4462                 service->state_ipv6 = new_state;
4463
4464         ret = service_indicate_state(service);
4465
4466         /*
4467          * If the ipconfig method is OFF, then we set the state to IDLE
4468          * so that it will not affect the combined state in the future.
4469          */
4470         if (type == CONNMAN_IPCONFIG_TYPE_IPV4) {
4471                 enum connman_ipconfig_method method;
4472                 method = __connman_ipconfig_get_method(service->ipconfig_ipv4);
4473                 if (method == CONNMAN_IPCONFIG_METHOD_OFF ||
4474                                 method == CONNMAN_IPCONFIG_METHOD_UNKNOWN) {
4475                         service->state_ipv4 = CONNMAN_SERVICE_STATE_IDLE;
4476                         ret = service_indicate_state(service);
4477                 }
4478
4479         } else if (type == CONNMAN_IPCONFIG_TYPE_IPV6) {
4480                 enum connman_ipconfig_method method;
4481                 method = __connman_ipconfig_get_method(service->ipconfig_ipv6);
4482                 if (method == CONNMAN_IPCONFIG_METHOD_OFF ||
4483                                 method == CONNMAN_IPCONFIG_METHOD_UNKNOWN) {
4484                         service->state_ipv6 = CONNMAN_SERVICE_STATE_IDLE;
4485                         ret = service_indicate_state(service);
4486                 }
4487         }
4488
4489         return ret;
4490 }
4491
4492 static connman_bool_t prepare_network(struct connman_service *service)
4493 {
4494         enum connman_network_type type;
4495         unsigned int ssid_len;
4496
4497         type = connman_network_get_type(service->network);
4498
4499         switch (type) {
4500         case CONNMAN_NETWORK_TYPE_UNKNOWN:
4501         case CONNMAN_NETWORK_TYPE_VENDOR:
4502                 return FALSE;
4503         case CONNMAN_NETWORK_TYPE_WIFI:
4504                 if (connman_network_get_blob(service->network, "WiFi.SSID",
4505                                                         &ssid_len) == NULL)
4506                         return FALSE;
4507
4508                 if (service->passphrase != NULL)
4509                         connman_network_set_string(service->network,
4510                                 "WiFi.Passphrase", service->passphrase);
4511                 break;
4512         case CONNMAN_NETWORK_TYPE_ETHERNET:
4513         case CONNMAN_NETWORK_TYPE_WIMAX:
4514         case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
4515         case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
4516         case CONNMAN_NETWORK_TYPE_CELLULAR:
4517                 break;
4518         }
4519
4520         return TRUE;
4521 }
4522
4523 static void prepare_8021x(struct connman_service *service)
4524 {
4525         if (service->eap != NULL)
4526                 connman_network_set_string(service->network, "WiFi.EAP",
4527                                                                 service->eap);
4528
4529         if (service->identity != NULL)
4530                 connman_network_set_string(service->network, "WiFi.Identity",
4531                                                         service->identity);
4532
4533         if (service->ca_cert_file != NULL)
4534                 connman_network_set_string(service->network, "WiFi.CACertFile",
4535                                                         service->ca_cert_file);
4536
4537         if (service->client_cert_file != NULL)
4538                 connman_network_set_string(service->network,
4539                                                 "WiFi.ClientCertFile",
4540                                                 service->client_cert_file);
4541
4542         if (service->private_key_file != NULL)
4543                 connman_network_set_string(service->network,
4544                                                 "WiFi.PrivateKeyFile",
4545                                                 service->private_key_file);
4546
4547         if (service->private_key_passphrase != NULL)
4548                 connman_network_set_string(service->network,
4549                                         "WiFi.PrivateKeyPassphrase",
4550                                         service->private_key_passphrase);
4551
4552         if (service->phase2 != NULL)
4553                 connman_network_set_string(service->network, "WiFi.Phase2",
4554                                                         service->phase2);
4555 }
4556
4557 static int service_connect(struct connman_service *service)
4558 {
4559         int err;
4560
4561         if (service->hidden == TRUE)
4562                 return -EPERM;
4563
4564         switch (service->type) {
4565         case CONNMAN_SERVICE_TYPE_UNKNOWN:
4566         case CONNMAN_SERVICE_TYPE_SYSTEM:
4567         case CONNMAN_SERVICE_TYPE_GPS:
4568         case CONNMAN_SERVICE_TYPE_GADGET:
4569                 return -EINVAL;
4570         case CONNMAN_SERVICE_TYPE_ETHERNET:
4571         case CONNMAN_SERVICE_TYPE_WIMAX:
4572         case CONNMAN_SERVICE_TYPE_BLUETOOTH:
4573         case CONNMAN_SERVICE_TYPE_CELLULAR:
4574         case CONNMAN_SERVICE_TYPE_VPN:
4575                 break;
4576         case CONNMAN_SERVICE_TYPE_WIFI:
4577                 switch (service->security) {
4578                 case CONNMAN_SERVICE_SECURITY_UNKNOWN:
4579                 case CONNMAN_SERVICE_SECURITY_NONE:
4580                         break;
4581                 case CONNMAN_SERVICE_SECURITY_WEP:
4582                 case CONNMAN_SERVICE_SECURITY_PSK:
4583                 case CONNMAN_SERVICE_SECURITY_WPA:
4584                 case CONNMAN_SERVICE_SECURITY_RSN:
4585                         if (service->passphrase == NULL) {
4586                                 if (service->network == NULL)
4587                                         return -EOPNOTSUPP;
4588
4589                                 if (service->wps == FALSE ||
4590                                         connman_network_get_bool(
4591                                                         service->network,
4592                                                         "WiFi.UseWPS") == FALSE)
4593                                         return -ENOKEY;
4594                         }
4595                         break;
4596                 case CONNMAN_SERVICE_SECURITY_8021X:
4597                         if (service->eap == NULL)
4598                                 return -EINVAL;
4599
4600                         /*
4601                          * never request credentials if using EAP-TLS
4602                          * (EAP-TLS networks need to be fully provisioned)
4603                          */
4604                         if (g_str_equal(service->eap, "tls") == TRUE)
4605                                 break;
4606
4607                         /*
4608                          * Return -ENOKEY if either identity or passphrase is
4609                          * missing. Agent provided credentials can be used as
4610                          * fallback if needed.
4611                          */
4612                         if ((service->identity == NULL &&
4613                                         service->agent_identity == NULL) ||
4614                                         (service->passphrase == NULL &&
4615                                         service->agent_passphrase == NULL))
4616                                 return -ENOKEY;
4617
4618                         break;
4619                 }
4620                 break;
4621         }
4622
4623         if (service->network != NULL) {
4624                 if (prepare_network(service) == FALSE)
4625                         return -EINVAL;
4626
4627                 switch (service->security) {
4628                 case CONNMAN_SERVICE_SECURITY_UNKNOWN:
4629                 case CONNMAN_SERVICE_SECURITY_NONE:
4630                 case CONNMAN_SERVICE_SECURITY_WEP:
4631                 case CONNMAN_SERVICE_SECURITY_PSK:
4632                 case CONNMAN_SERVICE_SECURITY_WPA:
4633                 case CONNMAN_SERVICE_SECURITY_RSN:
4634                         break;
4635                 case CONNMAN_SERVICE_SECURITY_8021X:
4636                         prepare_8021x(service);
4637                         break;
4638                 }
4639
4640                 if (__connman_stats_service_register(service) == 0) {
4641                         __connman_stats_get(service, FALSE,
4642                                                 &service->stats.data);
4643                         __connman_stats_get(service, TRUE,
4644                                                 &service->stats_roaming.data);
4645                 }
4646
4647                 if (service->ipconfig_ipv4)
4648                         __connman_ipconfig_enable(service->ipconfig_ipv4);
4649                 if (service->ipconfig_ipv6)
4650                         __connman_ipconfig_enable(service->ipconfig_ipv6);
4651
4652                 err = __connman_network_connect(service->network);
4653         } else if (service->type == CONNMAN_SERVICE_TYPE_VPN &&
4654                                         service->provider != NULL)
4655                 err = __connman_provider_connect(service->provider);
4656         else
4657                 return -EOPNOTSUPP;
4658
4659         if (err < 0) {
4660                 if (err != -EINPROGRESS) {
4661                         __connman_ipconfig_disable(service->ipconfig_ipv4);
4662                         __connman_ipconfig_disable(service->ipconfig_ipv6);
4663                         __connman_stats_service_unregister(service);
4664                 }
4665         }
4666
4667         return err;
4668 }
4669
4670
4671 int __connman_service_connect(struct connman_service *service)
4672 {
4673         int err;
4674
4675         DBG("service %p state %s", service, state2string(service->state));
4676
4677         if (is_connected(service) == TRUE)
4678                 return -EISCONN;
4679
4680         if (is_connecting(service) == TRUE)
4681                 return -EALREADY;
4682
4683         switch (service->type) {
4684         case CONNMAN_SERVICE_TYPE_UNKNOWN:
4685         case CONNMAN_SERVICE_TYPE_SYSTEM:
4686         case CONNMAN_SERVICE_TYPE_GPS:
4687         case CONNMAN_SERVICE_TYPE_GADGET:
4688                 return -EINVAL;
4689         default:
4690                 err = service_connect(service);
4691         }
4692
4693         if (err >= 0)
4694                 return 0;
4695
4696         if (err == -EINPROGRESS) {
4697                 if (service->timeout == 0)
4698                         service->timeout = g_timeout_add_seconds(
4699                                 CONNECT_TIMEOUT, connect_timeout, service);
4700
4701                 return -EINPROGRESS;
4702         }
4703
4704         __connman_service_ipconfig_indicate_state(service,
4705                                         CONNMAN_SERVICE_STATE_FAILURE,
4706                                         CONNMAN_IPCONFIG_TYPE_IPV4);
4707         __connman_service_ipconfig_indicate_state(service,
4708                                         CONNMAN_SERVICE_STATE_FAILURE,
4709                                         CONNMAN_IPCONFIG_TYPE_IPV6);
4710
4711         if (service->network != NULL)
4712                 __connman_network_disconnect(service->network);
4713         else if (service->type == CONNMAN_SERVICE_TYPE_VPN &&
4714                                 service->provider != NULL)
4715                         __connman_provider_disconnect(service->provider);
4716
4717         if (service->userconnect == TRUE) {
4718                 if (err == -ENOKEY || err == -EPERM) {
4719                         if (__connman_agent_request_passphrase_input(service,
4720                                                         request_input_cb,
4721                                                         NULL) == -EIO)
4722                                 return -EINPROGRESS;
4723                 }
4724                 reply_pending(service, -err);
4725         }
4726
4727         return err;
4728 }
4729
4730 int __connman_service_disconnect(struct connman_service *service)
4731 {
4732         int err;
4733
4734         DBG("service %p", service);
4735
4736         if (service->network != NULL) {
4737                 err = __connman_network_disconnect(service->network);
4738         } else if (service->type == CONNMAN_SERVICE_TYPE_VPN &&
4739                                         service->provider != NULL)
4740                 err = __connman_provider_disconnect(service->provider);
4741         else
4742                 return -EOPNOTSUPP;
4743
4744         if (err < 0 && err != -EINPROGRESS)
4745                 return err;
4746
4747         __connman_6to4_remove(service->ipconfig_ipv4);
4748
4749         if (service->ipconfig_ipv4)
4750                 __connman_ipconfig_set_proxy_autoconfig(service->ipconfig_ipv4,
4751                                                         NULL);
4752         else
4753                 __connman_ipconfig_set_proxy_autoconfig(service->ipconfig_ipv6,
4754                                                         NULL);
4755
4756         __connman_ipconfig_address_remove(service->ipconfig_ipv4);
4757         __connman_ipconfig_address_remove(service->ipconfig_ipv6);
4758
4759         __connman_ipconfig_disable(service->ipconfig_ipv4);
4760         __connman_ipconfig_disable(service->ipconfig_ipv6);
4761
4762         __connman_stats_service_unregister(service);
4763
4764         return err;
4765 }
4766
4767 int __connman_service_disconnect_all(void)
4768 {
4769         GSequenceIter *iter;
4770         GSList *services = NULL, *list;
4771
4772         DBG("");
4773
4774         iter = g_sequence_get_begin_iter(service_list);
4775
4776         while (g_sequence_iter_is_end(iter) == FALSE) {
4777                 struct connman_service *service = g_sequence_get(iter);
4778
4779                 services = g_slist_prepend(services, service);
4780
4781                 iter = g_sequence_iter_next(iter);
4782         }
4783
4784         for (list = services; list != NULL; list = list->next) {
4785                 struct connman_service *service = list->data;
4786
4787                 service->ignore = TRUE;
4788
4789                 set_reconnect_state(service, FALSE);
4790
4791                 __connman_service_disconnect(service);
4792         }
4793
4794         g_slist_free(list);
4795
4796         return 0;
4797
4798 }
4799
4800 /**
4801  * lookup_by_identifier:
4802  * @identifier: service identifier
4803  *
4804  * Look up a service by identifier (reference count will not be increased)
4805  */
4806 static struct connman_service *lookup_by_identifier(const char *identifier)
4807 {
4808         GSequenceIter *iter;
4809
4810         iter = g_hash_table_lookup(service_hash, identifier);
4811         if (iter != NULL)
4812                 return g_sequence_get(iter);
4813
4814         return NULL;
4815 }
4816
4817 static void provision_changed(gpointer value, gpointer user_data)
4818 {
4819         struct connman_service *service = value;
4820         char *path = user_data;
4821
4822         __connman_config_provision_service_ident(service, path);
4823 }
4824
4825 void __connman_service_provision_changed(const char *ident)
4826 {
4827         g_sequence_foreach(service_list, provision_changed, (void *)ident);
4828 }
4829
4830 /**
4831  * __connman_service_get:
4832  * @identifier: service identifier
4833  *
4834  * Look up a service by identifier or create a new one if not found
4835  */
4836 static struct connman_service *service_get(const char *identifier)
4837 {
4838         struct connman_service *service;
4839         GSequenceIter *iter;
4840
4841         iter = g_hash_table_lookup(service_hash, identifier);
4842         if (iter != NULL) {
4843                 service = g_sequence_get(iter);
4844                 if (service != NULL)
4845                         connman_service_ref(service);
4846                 return service;
4847         }
4848
4849         service = connman_service_create();
4850         if (service == NULL)
4851                 return NULL;
4852
4853         DBG("service %p", service);
4854
4855         service->identifier = g_strdup(identifier);
4856
4857         iter = g_sequence_insert_sorted(service_list, service,
4858                                                 service_compare, NULL);
4859
4860         g_hash_table_insert(service_hash, service->identifier, iter);
4861
4862         return service;
4863 }
4864
4865 static int service_register(struct connman_service *service)
4866 {
4867         GSequenceIter *iter;
4868
4869         DBG("service %p", service);
4870
4871         if (service->path != NULL)
4872                 return -EALREADY;
4873
4874         service->path = g_strdup_printf("%s/service/%s", CONNMAN_PATH,
4875                                                 service->identifier);
4876
4877         DBG("path %s", service->path);
4878
4879         __connman_config_provision_service(service);
4880
4881         service_load(service);
4882
4883         g_dbus_register_interface(connection, service->path,
4884                                         CONNMAN_SERVICE_INTERFACE,
4885                                         service_methods, service_signals,
4886                                                         NULL, service, NULL);
4887
4888         iter = g_hash_table_lookup(service_hash, service->identifier);
4889         if (iter != NULL)
4890                 g_sequence_sort_changed(iter, service_compare, NULL);
4891
4892         __connman_connection_update_gateway();
4893
4894         return 0;
4895 }
4896
4897 static void service_up(struct connman_ipconfig *ipconfig)
4898 {
4899         struct connman_service *service = __connman_ipconfig_get_data(ipconfig);
4900
4901         DBG("%s up", __connman_ipconfig_get_ifname(ipconfig));
4902
4903         link_changed(service);
4904
4905         service->stats.valid = FALSE;
4906         service->stats_roaming.valid = FALSE;
4907 }
4908
4909 static void service_down(struct connman_ipconfig *ipconfig)
4910 {
4911         DBG("%s down", __connman_ipconfig_get_ifname(ipconfig));
4912 }
4913
4914 static void service_lower_up(struct connman_ipconfig *ipconfig)
4915 {
4916         struct connman_service *service = __connman_ipconfig_get_data(ipconfig);
4917
4918         DBG("%s lower up", __connman_ipconfig_get_ifname(ipconfig));
4919
4920         stats_start(service);
4921 }
4922
4923 static void service_lower_down(struct connman_ipconfig *ipconfig)
4924 {
4925         struct connman_service *service = __connman_ipconfig_get_data(ipconfig);
4926
4927         DBG("%s lower down", __connman_ipconfig_get_ifname(ipconfig));
4928
4929         stats_stop(service);
4930         service_save(service);
4931 }
4932
4933 static void service_ip_bound(struct connman_ipconfig *ipconfig)
4934 {
4935         struct connman_service *service = __connman_ipconfig_get_data(ipconfig);
4936         enum connman_ipconfig_method method = CONNMAN_IPCONFIG_METHOD_UNKNOWN;
4937         enum connman_ipconfig_type type = CONNMAN_IPCONFIG_TYPE_UNKNOWN;
4938
4939         DBG("%s ip bound", __connman_ipconfig_get_ifname(ipconfig));
4940
4941         type = __connman_ipconfig_get_config_type(ipconfig);
4942         method = __connman_ipconfig_get_method(ipconfig);
4943
4944         DBG("service %p ipconfig %p type %d method %d", service, ipconfig,
4945                                                         type, method);
4946
4947         if (type == CONNMAN_IPCONFIG_TYPE_IPV6 &&
4948                         method == CONNMAN_IPCONFIG_METHOD_AUTO)
4949                 __connman_service_ipconfig_indicate_state(service,
4950                                                 CONNMAN_SERVICE_STATE_READY,
4951                                                 CONNMAN_IPCONFIG_TYPE_IPV6);
4952
4953         settings_changed(service, ipconfig);
4954 }
4955
4956 static void service_ip_release(struct connman_ipconfig *ipconfig)
4957 {
4958         struct connman_service *service = __connman_ipconfig_get_data(ipconfig);
4959         enum connman_ipconfig_method method = CONNMAN_IPCONFIG_METHOD_UNKNOWN;
4960         enum connman_ipconfig_type type = CONNMAN_IPCONFIG_TYPE_UNKNOWN;
4961
4962         DBG("%s ip release", __connman_ipconfig_get_ifname(ipconfig));
4963
4964         type = __connman_ipconfig_get_config_type(ipconfig);
4965         method = __connman_ipconfig_get_method(ipconfig);
4966
4967         DBG("service %p ipconfig %p type %d method %d", service, ipconfig,
4968                                                         type, method);
4969
4970         if (type == CONNMAN_IPCONFIG_TYPE_IPV6 &&
4971                         method == CONNMAN_IPCONFIG_METHOD_OFF)
4972                 __connman_service_ipconfig_indicate_state(service,
4973                                         CONNMAN_SERVICE_STATE_DISCONNECT,
4974                                         CONNMAN_IPCONFIG_TYPE_IPV6);
4975
4976         if (type == CONNMAN_IPCONFIG_TYPE_IPV4 &&
4977                         method == CONNMAN_IPCONFIG_METHOD_OFF)
4978                 __connman_service_ipconfig_indicate_state(service,
4979                                         CONNMAN_SERVICE_STATE_DISCONNECT,
4980                                         CONNMAN_IPCONFIG_TYPE_IPV4);
4981
4982         settings_changed(service, ipconfig);
4983 }
4984
4985 static const struct connman_ipconfig_ops service_ops = {
4986         .up             = service_up,
4987         .down           = service_down,
4988         .lower_up       = service_lower_up,
4989         .lower_down     = service_lower_down,
4990         .ip_bound       = service_ip_bound,
4991         .ip_release     = service_ip_release,
4992 };
4993
4994 static void setup_ip4config(struct connman_service *service, int index,
4995                         enum connman_ipconfig_method method)
4996 {
4997         service->ipconfig_ipv4 = __connman_ipconfig_create(index,
4998                                                 CONNMAN_IPCONFIG_TYPE_IPV4);
4999         if (service->ipconfig_ipv4 == NULL)
5000                 return;
5001
5002         __connman_ipconfig_set_method(service->ipconfig_ipv4, method);
5003
5004         __connman_ipconfig_set_data(service->ipconfig_ipv4, service);
5005
5006         __connman_ipconfig_set_ops(service->ipconfig_ipv4, &service_ops);
5007 }
5008
5009 static void setup_ip6config(struct connman_service *service, int index)
5010 {
5011         service->ipconfig_ipv6 = __connman_ipconfig_create(index,
5012                                                 CONNMAN_IPCONFIG_TYPE_IPV6);
5013         if (service->ipconfig_ipv6 == NULL)
5014                 return;
5015
5016         __connman_ipconfig_set_data(service->ipconfig_ipv6, service);
5017
5018         __connman_ipconfig_set_ops(service->ipconfig_ipv6, &service_ops);
5019 }
5020
5021 void __connman_service_read_ip4config(struct connman_service *service)
5022 {
5023         GKeyFile *keyfile;
5024
5025         if (service->ipconfig_ipv4 == NULL)
5026                 return;
5027
5028         keyfile = connman_storage_load_service(service->identifier);
5029         if (keyfile == NULL)
5030                 return;
5031
5032         __connman_ipconfig_load(service->ipconfig_ipv4, keyfile,
5033                                 service->identifier, "IPv4.");
5034
5035         g_key_file_free(keyfile);
5036 }
5037
5038 void __connman_service_create_ip4config(struct connman_service *service,
5039                                         int index)
5040 {
5041         DBG("ipv4 %p", service->ipconfig_ipv4);
5042
5043         if (service->ipconfig_ipv4 != NULL)
5044                 return;
5045
5046         setup_ip4config(service, index, CONNMAN_IPCONFIG_METHOD_DHCP);
5047         __connman_service_read_ip4config(service);
5048 }
5049
5050 void __connman_service_read_ip6config(struct connman_service *service)
5051 {
5052         GKeyFile *keyfile;
5053
5054         if (service->ipconfig_ipv6 == NULL)
5055                 return;
5056
5057         keyfile = connman_storage_load_service(service->identifier);
5058         if (keyfile == NULL)
5059                 return;
5060
5061         __connman_ipconfig_load(service->ipconfig_ipv6, keyfile,
5062                                 service->identifier, "IPv6.");
5063
5064         g_key_file_free(keyfile);
5065 }
5066
5067 void __connman_service_create_ip6config(struct connman_service *service,
5068                                                                 int index)
5069 {
5070         DBG("ipv6 %p", service->ipconfig_ipv6);
5071
5072         if (service->ipconfig_ipv6 != NULL)
5073                 return;
5074
5075         setup_ip6config(service, index);
5076
5077         __connman_service_read_ip6config(service);
5078 }
5079
5080 /**
5081  * __connman_service_lookup_from_network:
5082  * @network: network structure
5083  *
5084  * Look up a service by network (reference count will not be increased)
5085  */
5086 struct connman_service *__connman_service_lookup_from_network(struct connman_network *network)
5087 {
5088         struct connman_service *service;
5089         const char *ident, *group;
5090         char *name;
5091
5092         DBG("network %p", network);
5093
5094         if (network == NULL)
5095                 return NULL;
5096
5097         ident = __connman_network_get_ident(network);
5098         if (ident == NULL)
5099                 return NULL;
5100
5101         group = connman_network_get_group(network);
5102         if (group == NULL)
5103                 return NULL;
5104
5105         name = g_strdup_printf("%s_%s_%s",
5106                         __connman_network_get_type(network), ident, group);
5107         service = lookup_by_identifier(name);
5108         g_free(name);
5109
5110         return service;
5111 }
5112
5113 struct connman_service *__connman_service_lookup_from_index(int index)
5114 {
5115         struct connman_service *service;
5116         GSequenceIter *iter;
5117
5118         iter = g_sequence_get_begin_iter(service_list);
5119
5120         while (g_sequence_iter_is_end(iter) == FALSE) {
5121                 service = g_sequence_get(iter);
5122
5123                 if (__connman_ipconfig_get_index(service->ipconfig_ipv4)
5124                                                         == index)
5125                         return service;
5126
5127                 if (__connman_ipconfig_get_index(service->ipconfig_ipv6)
5128                                                         == index)
5129                         return service;
5130
5131                 iter = g_sequence_iter_next(iter);
5132         }
5133
5134         return NULL;
5135 }
5136
5137 const char *__connman_service_get_ident(struct connman_service *service)
5138 {
5139         return service->identifier;
5140 }
5141
5142 const char *__connman_service_get_path(struct connman_service *service)
5143 {
5144         return service->path;
5145 }
5146
5147 unsigned int __connman_service_get_order(struct connman_service *service)
5148 {
5149         GSequenceIter *iter;
5150
5151         if (service == NULL)
5152                 return 0;
5153
5154         if (service->favorite == FALSE) {
5155                 service->order = 0;
5156                 goto done;
5157         }
5158
5159         iter = g_hash_table_lookup(service_hash, service->identifier);
5160         if (iter != NULL) {
5161                 if (g_sequence_iter_get_position(iter) == 0)
5162                         service->order = 1;
5163                 else if (service->type == CONNMAN_SERVICE_TYPE_VPN)
5164                         service->order = 10;
5165                 else
5166                         service->order = 0;
5167         }
5168
5169 done:
5170         return service->order;
5171 }
5172
5173 static enum connman_service_type convert_network_type(struct connman_network *network)
5174 {
5175         enum connman_network_type type = connman_network_get_type(network);
5176
5177         switch (type) {
5178         case CONNMAN_NETWORK_TYPE_UNKNOWN:
5179         case CONNMAN_NETWORK_TYPE_VENDOR:
5180                 break;
5181         case CONNMAN_NETWORK_TYPE_ETHERNET:
5182                 return CONNMAN_SERVICE_TYPE_ETHERNET;
5183         case CONNMAN_NETWORK_TYPE_WIFI:
5184                 return CONNMAN_SERVICE_TYPE_WIFI;
5185         case CONNMAN_NETWORK_TYPE_WIMAX:
5186                 return CONNMAN_SERVICE_TYPE_WIMAX;
5187         case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
5188         case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
5189                 return CONNMAN_SERVICE_TYPE_BLUETOOTH;
5190         case CONNMAN_NETWORK_TYPE_CELLULAR:
5191                 return CONNMAN_SERVICE_TYPE_CELLULAR;
5192         }
5193
5194         return CONNMAN_SERVICE_TYPE_UNKNOWN;
5195 }
5196
5197 static enum connman_service_security convert_wifi_security(const char *security)
5198 {
5199         if (security == NULL)
5200                 return CONNMAN_SERVICE_SECURITY_UNKNOWN;
5201         else if (g_str_equal(security, "none") == TRUE)
5202                 return CONNMAN_SERVICE_SECURITY_NONE;
5203         else if (g_str_equal(security, "wep") == TRUE)
5204                 return CONNMAN_SERVICE_SECURITY_WEP;
5205         else if (g_str_equal(security, "psk") == TRUE)
5206                 return CONNMAN_SERVICE_SECURITY_PSK;
5207         else if (g_str_equal(security, "ieee8021x") == TRUE)
5208                 return CONNMAN_SERVICE_SECURITY_8021X;
5209         else if (g_str_equal(security, "wpa") == TRUE)
5210                 return CONNMAN_SERVICE_SECURITY_WPA;
5211         else if (g_str_equal(security, "rsn") == TRUE)
5212                 return CONNMAN_SERVICE_SECURITY_RSN;
5213         else
5214                 return CONNMAN_SERVICE_SECURITY_UNKNOWN;
5215 }
5216
5217 static void update_from_network(struct connman_service *service,
5218                                         struct connman_network *network)
5219 {
5220         connman_uint8_t strength = service->strength;
5221         GSequenceIter *iter;
5222         const char *str;
5223
5224         DBG("service %p network %p", service, network);
5225
5226         if (is_connected(service) == TRUE)
5227                 return;
5228
5229         if (is_connecting(service) == TRUE)
5230                 return;
5231
5232         str = connman_network_get_string(network, "Name");
5233         if (str != NULL) {
5234                 g_free(service->name);
5235                 service->name = g_strdup(str);
5236                 service->hidden = FALSE;
5237         } else {
5238                 g_free(service->name);
5239                 service->name = NULL;
5240                 service->hidden = TRUE;
5241         }
5242
5243         service->strength = connman_network_get_strength(network);
5244         service->roaming = connman_network_get_bool(network, "Roaming");
5245
5246         if (service->strength == 0) {
5247                 /*
5248                  * Filter out 0-values; it's unclear what they mean
5249                  * and they cause anomalous sorting of the priority list.
5250                  */
5251                 service->strength = strength;
5252         }
5253
5254         str = connman_network_get_string(network, "WiFi.Security");
5255         service->security = convert_wifi_security(str);
5256
5257         if (service->type == CONNMAN_SERVICE_TYPE_WIFI)
5258                 service->wps = connman_network_get_bool(network, "WiFi.WPS");
5259
5260         if (service->strength > strength && service->network != NULL) {
5261                 connman_network_unref(service->network);
5262                 service->network = connman_network_ref(network);
5263
5264                 strength_changed(service);
5265         }
5266
5267         if (service->network == NULL)
5268                 service->network = connman_network_ref(network);
5269
5270         iter = g_hash_table_lookup(service_hash, service->identifier);
5271         if (iter != NULL)
5272                 g_sequence_sort_changed(iter, service_compare, NULL);
5273 }
5274
5275 /**
5276  * __connman_service_create_from_network:
5277  * @network: network structure
5278  *
5279  * Look up service by network and if not found, create one
5280  */
5281 struct connman_service * __connman_service_create_from_network(struct connman_network *network)
5282 {
5283         struct connman_service *service;
5284         struct connman_device *device;
5285         const char *ident, *group;
5286         char *name;
5287         int index;
5288
5289         DBG("network %p", network);
5290
5291         if (network == NULL)
5292                 return NULL;
5293
5294         ident = __connman_network_get_ident(network);
5295         if (ident == NULL)
5296                 return NULL;
5297
5298         group = connman_network_get_group(network);
5299         if (group == NULL)
5300                 return NULL;
5301
5302         name = g_strdup_printf("%s_%s_%s",
5303                         __connman_network_get_type(network), ident, group);
5304         service = service_get(name);
5305         g_free(name);
5306
5307         if (service == NULL)
5308                 return NULL;
5309
5310         if (__connman_network_get_weakness(network) == TRUE)
5311                 return service;
5312
5313         if (service->path != NULL) {
5314                 update_from_network(service, network);
5315                 __connman_connection_update_gateway();
5316                 return service;
5317         }
5318
5319         service->type = convert_network_type(network);
5320
5321         switch (service->type) {
5322         case CONNMAN_SERVICE_TYPE_UNKNOWN:
5323         case CONNMAN_SERVICE_TYPE_SYSTEM:
5324         case CONNMAN_SERVICE_TYPE_ETHERNET:
5325         case CONNMAN_SERVICE_TYPE_WIMAX:
5326         case CONNMAN_SERVICE_TYPE_BLUETOOTH:
5327         case CONNMAN_SERVICE_TYPE_GPS:
5328         case CONNMAN_SERVICE_TYPE_VPN:
5329         case CONNMAN_SERVICE_TYPE_GADGET:
5330                 service->autoconnect = FALSE;
5331                 break;
5332         case CONNMAN_SERVICE_TYPE_WIFI:
5333         case CONNMAN_SERVICE_TYPE_CELLULAR:
5334                 service->autoconnect = TRUE;
5335                 break;
5336         }
5337
5338         service->state_ipv4 = service->state_ipv6 = CONNMAN_SERVICE_STATE_IDLE;
5339         service->state = combine_state(service->state_ipv4, service->state_ipv6);
5340
5341         update_from_network(service, network);
5342
5343         index = connman_network_get_index(network);
5344
5345         if (service->ipconfig_ipv4 == NULL)
5346                 setup_ip4config(service, index, CONNMAN_IPCONFIG_METHOD_DHCP);
5347
5348         if (service->ipconfig_ipv6 == NULL)
5349                 setup_ip6config(service, index);
5350
5351         service_register(service);
5352
5353         if (service->favorite == TRUE) {
5354                 device = connman_network_get_device(service->network);
5355                 if (device && __connman_device_scanning(device) == FALSE)
5356                         __connman_service_auto_connect();
5357         }
5358
5359         __connman_notifier_service_add(service, service->name);
5360         service_schedule_added(service);
5361
5362         return service;
5363 }
5364
5365 void __connman_service_update_from_network(struct connman_network *network)
5366 {
5367         connman_bool_t need_sort = FALSE;
5368         struct connman_service *service;
5369         connman_uint8_t strength;
5370         connman_bool_t roaming;
5371         GSequenceIter *iter;
5372         const char *name;
5373         connman_bool_t stats_enable;
5374
5375         DBG("network %p", network);
5376
5377         service = __connman_service_lookup_from_network(network);
5378         if (service == NULL)
5379                 return;
5380
5381         if (service->network == NULL)
5382                 return;
5383
5384         name = connman_network_get_string(service->network, "Name");
5385         if (g_strcmp0(service->name, name) != 0) {
5386                 g_free(service->name);
5387                 service->name = g_strdup(name);
5388                 connman_dbus_property_changed_basic(service->path,
5389                                 CONNMAN_SERVICE_INTERFACE, "Name",
5390                                 DBUS_TYPE_STRING, &service->name);
5391         }
5392
5393         if (service->type == CONNMAN_SERVICE_TYPE_WIFI)
5394                 service->wps = connman_network_get_bool(network, "WiFi.WPS");
5395
5396         strength = connman_network_get_strength(service->network);
5397         if (strength == service->strength)
5398                 goto roaming;
5399
5400         service->strength = strength;
5401         need_sort = TRUE;
5402
5403         strength_changed(service);
5404
5405 roaming:
5406         roaming = connman_network_get_bool(service->network, "Roaming");
5407         if (roaming == service->roaming)
5408                 goto sorting;
5409
5410         stats_enable = stats_enabled(service);
5411         if (stats_enable == TRUE)
5412                 stats_stop(service);
5413
5414         service->roaming = roaming;
5415         need_sort = TRUE;
5416
5417         if (stats_enable == TRUE)
5418                 stats_start(service);
5419
5420         roaming_changed(service);
5421
5422 sorting:
5423         if (need_sort == TRUE) {
5424                 iter = g_hash_table_lookup(service_hash, service->identifier);
5425                 if (iter != NULL)
5426                         g_sequence_sort_changed(iter, service_compare, NULL);
5427         }
5428 }
5429
5430 void __connman_service_remove_from_network(struct connman_network *network)
5431 {
5432         struct connman_service *service;
5433
5434         DBG("network %p", network);
5435
5436         service = __connman_service_lookup_from_network(network);
5437         if (service == NULL)
5438                 return;
5439
5440         __connman_connection_gateway_remove(service,
5441                                         CONNMAN_IPCONFIG_TYPE_ALL);
5442
5443         connman_service_unref(service);
5444 }
5445
5446 /**
5447  * __connman_service_create_from_provider:
5448  * @provider: provider structure
5449  *
5450  * Look up service by provider and if not found, create one
5451  */
5452 struct connman_service *
5453 __connman_service_create_from_provider(struct connman_provider *provider)
5454 {
5455         struct connman_service *service;
5456         const char *ident, *str;
5457         char *name;
5458         int index = connman_provider_get_index(provider);
5459
5460         DBG("provider %p", provider);
5461
5462         ident = __connman_provider_get_ident(provider);
5463         if (ident == NULL)
5464                 return NULL;
5465
5466         name = g_strdup_printf("vpn_%s", ident);
5467         service = service_get(name);
5468         g_free(name);
5469
5470         if (service == NULL)
5471                 return NULL;
5472
5473         service->type = CONNMAN_SERVICE_TYPE_VPN;
5474         service->provider = connman_provider_ref(provider);
5475         service->autoconnect = FALSE;
5476         service->userconnect = TRUE;
5477
5478         service->state_ipv4 = service->state_ipv6 = CONNMAN_SERVICE_STATE_IDLE;
5479         service->state = combine_state(service->state_ipv4, service->state_ipv6);
5480
5481         str = connman_provider_get_string(provider, "Name");
5482         if (str != NULL) {
5483                 g_free(service->name);
5484                 service->name = g_strdup(str);
5485                 service->hidden = FALSE;
5486         } else {
5487                 g_free(service->name);
5488                 service->name = NULL;
5489                 service->hidden = TRUE;
5490         }
5491
5492         service->strength = 0;
5493
5494         if (service->ipconfig_ipv4 == NULL)
5495                 setup_ip4config(service, index, CONNMAN_IPCONFIG_METHOD_MANUAL);
5496
5497         if (service->ipconfig_ipv6 == NULL)
5498                 setup_ip6config(service, index);
5499
5500         service_register(service);
5501
5502         __connman_notifier_service_add(service, service->name);
5503         service_schedule_added(service);
5504
5505         return service;
5506 }
5507
5508 int __connman_service_init(void)
5509 {
5510         DBG("");
5511
5512         connection = connman_dbus_get_connection();
5513
5514         service_hash = g_hash_table_new_full(g_str_hash, g_str_equal,
5515                                                                 NULL, NULL);
5516
5517         service_list = g_sequence_new(service_free);
5518
5519         services_notify = g_new0(struct _services_notify, 1);
5520         services_notify->remove = g_hash_table_new_full(g_str_hash,
5521                         g_str_equal, g_free, NULL);
5522         services_notify->add = g_hash_table_new(g_str_hash, g_str_equal);
5523
5524         return 0;
5525 }
5526
5527 void __connman_service_cleanup(void)
5528 {
5529         GSequence *list;
5530
5531         DBG("");
5532
5533         list = service_list;
5534         service_list = NULL;
5535         g_sequence_free(list);
5536
5537         g_hash_table_destroy(service_hash);
5538         service_hash = NULL;
5539
5540         g_slist_free(counter_list);
5541         counter_list = NULL;
5542
5543         if (services_notify->id != 0) {
5544                 g_source_remove(services_notify->id);
5545                 service_send_signals(NULL);
5546                 g_hash_table_destroy(services_notify->remove);
5547                 g_hash_table_destroy(services_notify->add);
5548         }
5549         g_free(services_notify);
5550
5551         dbus_connection_unref(connection);
5552 }