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_GPS:
 299         case CONNMAN_SERVICE_TYPE_VPN:
 300         case CONNMAN_SERVICE_TYPE_GADGET:
 301                 break;
 302         case CONNMAN_SERVICE_TYPE_WIFI:
 303                 if (service->name == NULL) {
 304                         gchar *name;
 305
 306                         name = g_key_file_get_string(keyfile,
 307                                         service->identifier, "Name", NULL);
 308                         if (name != NULL) {
 309                                 g_free(service->name);
 310                                 service->name = name;
 311                         }
 312
 313                         if (service->network != NULL)
 314                                 connman_network_set_name(service->network,
 315                                                                         name);
 316                 }
 317
 318                 if (service->network &&
 319                                 connman_network_get_blob(service->network,
 320                                         "WiFi.SSID", &ssid_len) == NULL) {
 321                         gchar *hex_ssid;
 322
 323                         hex_ssid = g_key_file_get_string(keyfile,
 324                                                         service->identifier,
 325                                                                 "SSID", NULL);
 326
 327                         if (hex_ssid != NULL) {
 328                                 gchar *ssid;
 329                                 unsigned int i, j = 0, hex;
 330                                 size_t hex_ssid_len = strlen(hex_ssid);
 331
 332                                 ssid = g_try_malloc0(hex_ssid_len / 2);
 333                                 if (ssid == NULL) {
 334                                         g_free(hex_ssid);
 335                                         err = -ENOMEM;
 336                                         goto done;
 337                                 }
 338
 339                                 for (i = 0; i < hex_ssid_len; i += 2) {
 340                                         sscanf(hex_ssid + i, "%02x", &hex);
 341                                         ssid[j++] = hex;
 342                                 }
 343
 344                                 connman_network_set_blob(service->network,
 345                                         "WiFi.SSID", ssid, hex_ssid_len / 2);
 346                         }
 347
 348                         g_free(hex_ssid);
 349                 }
 350                 /* fall through */
 351
 352         case CONNMAN_SERVICE_TYPE_WIMAX:
 353         case CONNMAN_SERVICE_TYPE_BLUETOOTH:
 354         case CONNMAN_SERVICE_TYPE_CELLULAR:
 355                 service->favorite = g_key_file_get_boolean(keyfile,
 356                                 service->identifier, "Favorite", NULL);
 357
 358                 str = g_key_file_get_string(keyfile,
 359                                 service->identifier, "Failure", NULL);
 360                 if (str != NULL) {
 361                         if (service->favorite == FALSE)
 362                                 service->state_ipv4 = service->state_ipv6 =
 363                                         CONNMAN_SERVICE_STATE_FAILURE;
 364                         service->error = string2error(str);
 365                         g_free(str);
 366                 }
 367                 /* fall through */
 368
 369         case CONNMAN_SERVICE_TYPE_ETHERNET:
 370                 autoconnect = g_key_file_get_boolean(keyfile,
 371                                 service->identifier, "AutoConnect", &error);
 372                 if (error == NULL)
 373                         service->autoconnect = autoconnect;
 374                 g_clear_error(&error);
 375                 break;
 376         }
 377
 378         str = g_key_file_get_string(keyfile,
 379                                 service->identifier, "Modified", NULL);
 380         if (str != NULL) {
 381                 g_time_val_from_iso8601(str, &service->modified);
 382                 g_free(str);
 383         }
 384
 385         str = g_key_file_get_string(keyfile,
 386                                 service->identifier, "Passphrase", NULL);
 387         if (str != NULL) {
 388                 g_free(service->passphrase);
 389                 service->passphrase = str;
 390         }
 391
 392         if (service->ipconfig_ipv4 != NULL)
 393                 __connman_ipconfig_load(service->ipconfig_ipv4, keyfile,
 394                                         service->identifier, "IPv4.");
 395
 396         if (service->ipconfig_ipv6 != NULL)
 397                 __connman_ipconfig_load(service->ipconfig_ipv6, keyfile,
 398                                         service->identifier, "IPv6.");
 399
 400         service->nameservers_config = g_key_file_get_string_list(keyfile,
 401                         service->identifier, "Nameservers", &length, NULL);
 402         if (service->nameservers_config != NULL && length == 0) {
 403                 g_strfreev(service->nameservers_config);
 404                 service->nameservers_config = NULL;
 405         }
 406
 407         service->domains = g_key_file_get_string_list(keyfile,
 408                         service->identifier, "Domains", &length, NULL);
 409         if (service->domains != NULL && length == 0) {
 410                 g_strfreev(service->domains);
 411                 service->domains = NULL;
 412         }
 413
 414         str = g_key_file_get_string(keyfile,
 415                                 service->identifier, "Proxy.Method", NULL);
 416         if (str != NULL)
 417                 service->proxy_config = string2proxymethod(str);
 418
 419         g_free(str);
 420
 421         service->proxies = g_key_file_get_string_list(keyfile,
 422                         service->identifier, "Proxy.Servers", &length, NULL);
 423         if (service->proxies != NULL && length == 0) {
 424                 g_strfreev(service->proxies);
 425                 service->proxies = NULL;
 426         }
 427
 428         service->excludes = g_key_file_get_string_list(keyfile,
 429                         service->identifier, "Proxy.Excludes", &length, NULL);
 430         if (service->excludes != NULL && length == 0) {
 431                 g_strfreev(service->excludes);
 432                 service->excludes = NULL;
 433         }
 434
 435         str = g_key_file_get_string(keyfile,
 436                                 service->identifier, "Proxy.URL", NULL);
 437         if (str != NULL) {
 438                 g_free(service->pac);
 439                 service->pac = str;
 440         }
 441
 442 done:
 443         g_key_file_free(keyfile);
 444
 445         return err;
 446 }
 447
 448 static int service_save(struct connman_service *service)
 449 {
 450         GKeyFile *keyfile;
 451         gchar *str;
 452         guint freq;
 453         const char *cst_str = NULL;
 454         int err = 0;
 455
 456         DBG("service %p", service);
 457
 458         keyfile = __connman_storage_open_service(service->identifier);
 459         if (keyfile == NULL)
 460                 return -EIO;
 461
 462         if (service->name != NULL)
 463                 g_key_file_set_string(keyfile, service->identifier,
 464                                                 "Name", service->name);
 465
 466         switch (service->type) {
 467         case CONNMAN_SERVICE_TYPE_UNKNOWN:
 468         case CONNMAN_SERVICE_TYPE_SYSTEM:
 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->state_ipv4 == CONNMAN_SERVICE_STATE_FAILURE ||
 515                         service->state_ipv6 == CONNMAN_SERVICE_STATE_FAILURE) {
 516                         const char *failure = error2string(service->error);
 517                         if (failure != NULL)
 518                                 g_key_file_set_string(keyfile,
 519                                                         service->identifier,
 520                                                         "Failure", failure);
 521                 } else {
 522                         g_key_file_remove_key(keyfile, service->identifier,
 523                                                         "Failure", NULL);
 524                 }
 525                 /* fall through */
 526
 527         case CONNMAN_SERVICE_TYPE_ETHERNET:
 528                 if (service->favorite == TRUE)
 529                         g_key_file_set_boolean(keyfile, service->identifier,
 530                                         "AutoConnect", service->autoconnect);
 531                 break;
 532         }
 533
 534         str = g_time_val_to_iso8601(&service->modified);
 535         if (str != NULL) {
 536                 g_key_file_set_string(keyfile, service->identifier,
 537                                                         "Modified", str);
 538                 g_free(str);
 539         }
 540
 541         if (service->passphrase != NULL && strlen(service->passphrase) > 0)
 542                 g_key_file_set_string(keyfile, service->identifier,
 543                                         "Passphrase", service->passphrase);
 544         else
 545                 g_key_file_remove_key(keyfile, service->identifier,
 546                                                         "Passphrase", NULL);
 547
 548         if (service->ipconfig_ipv4 != NULL)
 549                 __connman_ipconfig_save(service->ipconfig_ipv4, keyfile,
 550                                         service->identifier, "IPv4.");
 551
 552         if (service->ipconfig_ipv6 != NULL)
 553                 __connman_ipconfig_save(service->ipconfig_ipv6, keyfile,
 554                                                 service->identifier, "IPv6.");
 555
 556         if (service->nameservers_config != NULL) {
 557                 guint len = g_strv_length(service->nameservers_config);
 558
 559                 g_key_file_set_string_list(keyfile, service->identifier,
 560                                                                 "Nameservers",
 561                                 (const gchar **) service->nameservers_config, len);
 562         } else
 563         g_key_file_remove_key(keyfile, service->identifier,
 564                                                         "Nameservers", NULL);
 565
 566         if (service->domains != NULL) {
 567                 guint len = g_strv_length(service->domains);
 568
 569                 g_key_file_set_string_list(keyfile, service->identifier,
 570                                                                 "Domains",
 571                                 (const gchar **) service->domains, len);
 572         } else
 573                 g_key_file_remove_key(keyfile, service->identifier,
 574                                                         "Domains", NULL);
 575
 576         cst_str = proxymethod2string(service->proxy_config);
 577         if (cst_str != NULL)
 578                 g_key_file_set_string(keyfile, service->identifier,
 579                                 "Proxy.Method", cst_str);
 580
 581         if (service->proxies != NULL) {
 582                 guint len = g_strv_length(service->proxies);
 583
 584                 g_key_file_set_string_list(keyfile, service->identifier,
 585                                 "Proxy.Servers",
 586                                 (const gchar **) service->proxies, len);
 587         } else
 588                 g_key_file_remove_key(keyfile, service->identifier,
 589                                                 "Proxy.Servers", NULL);
 590
 591         if (service->excludes != NULL) {
 592                 guint len = g_strv_length(service->excludes);
 593
 594                 g_key_file_set_string_list(keyfile, service->identifier,
 595                                 "Proxy.Excludes",
 596                                 (const gchar **) service->excludes, len);
 597         } else
 598                 g_key_file_remove_key(keyfile, service->identifier,
 599                                                 "Proxy.Excludes", NULL);
 600
 601         if (service->pac != NULL && strlen(service->pac) > 0)
 602                 g_key_file_set_string(keyfile, service->identifier,
 603                                         "Proxy.URL", service->pac);
 604         else
 605                 g_key_file_remove_key(keyfile, service->identifier,
 606                                                         "Proxy.URL", NULL);
 607
 608 done:
 609         __connman_storage_save_service(keyfile, service->identifier);
 610
 611         g_key_file_free(keyfile);
 612
 613         return err;
 614 }
 615
 616 static enum connman_service_state combine_state(
 617                                         enum connman_service_state state_a,
 618                                         enum connman_service_state state_b)
 619 {
 620         enum connman_service_state result;
 621
 622         if (state_a == state_b) {
 623                 result = state_a;
 624                 goto done;
 625         }
 626
 627         if (state_a == CONNMAN_SERVICE_STATE_UNKNOWN) {
 628                 result = state_b;
 629                 goto done;
 630         }
 631
 632         if (state_b == CONNMAN_SERVICE_STATE_UNKNOWN) {
 633                 result = state_a;
 634                 goto done;
 635         }
 636
 637         if (state_a == CONNMAN_SERVICE_STATE_IDLE) {
 638                 result = state_b;
 639                 goto done;
 640         }
 641
 642         if (state_b == CONNMAN_SERVICE_STATE_IDLE) {
 643                 result = state_a;
 644                 goto done;
 645         }
 646
 647         if (state_a == CONNMAN_SERVICE_STATE_ONLINE) {
 648                 result = state_a;
 649                 goto done;
 650         }
 651
 652         if (state_b == CONNMAN_SERVICE_STATE_ONLINE) {
 653                 result = state_b;
 654                 goto done;
 655         }
 656
 657         if (state_a == CONNMAN_SERVICE_STATE_READY) {
 658                 result = state_a;
 659                 goto done;
 660         }
 661
 662         if (state_b == CONNMAN_SERVICE_STATE_READY) {
 663                 result = state_b;
 664                 goto done;
 665         }
 666
 667         if (state_a == CONNMAN_SERVICE_STATE_CONFIGURATION) {
 668                 result = state_a;
 669                 goto done;
 670         }
 671
 672         if (state_b == CONNMAN_SERVICE_STATE_CONFIGURATION) {
 673                 result = state_b;
 674                 goto done;
 675         }
 676
 677         if (state_a == CONNMAN_SERVICE_STATE_ASSOCIATION) {
 678                 result = state_a;
 679                 goto done;
 680         }
 681
 682         if (state_b == CONNMAN_SERVICE_STATE_ASSOCIATION) {
 683                 result = state_b;
 684                 goto done;
 685         }
 686
 687         if (state_a == CONNMAN_SERVICE_STATE_DISCONNECT) {
 688                 result = state_a;
 689                 goto done;
 690         }
 691
 692         if (state_b == CONNMAN_SERVICE_STATE_DISCONNECT) {
 693                 result = state_b;
 694                 goto done;
 695         }
 696
 697         result = CONNMAN_SERVICE_STATE_FAILURE;
 698
 699 done:
 700         return result;
 701 }
 702
 703 static connman_bool_t is_connecting_state(struct connman_service *service,
 704                                         enum connman_service_state state)
 705 {
 706         switch (state) {
 707         case CONNMAN_SERVICE_STATE_UNKNOWN:
 708         case CONNMAN_SERVICE_STATE_IDLE:
 709         case CONNMAN_SERVICE_STATE_FAILURE:
 710                 if (service->network != NULL)
 711                         return connman_network_get_connecting(service->network);
 712         case CONNMAN_SERVICE_STATE_DISCONNECT:
 713         case CONNMAN_SERVICE_STATE_READY:
 714         case CONNMAN_SERVICE_STATE_ONLINE:
 715                 break;
 716         case CONNMAN_SERVICE_STATE_ASSOCIATION:
 717         case CONNMAN_SERVICE_STATE_CONFIGURATION:
 718                 return TRUE;
 719         }
 720
 721         return FALSE;
 722 }
 723
 724 static connman_bool_t is_connected_state(const struct connman_service *service,
 725                                         enum connman_service_state state)
 726 {
 727         switch (state) {
 728         case CONNMAN_SERVICE_STATE_UNKNOWN:
 729         case CONNMAN_SERVICE_STATE_IDLE:
 730         case CONNMAN_SERVICE_STATE_ASSOCIATION:
 731         case CONNMAN_SERVICE_STATE_CONFIGURATION:
 732         case CONNMAN_SERVICE_STATE_DISCONNECT:
 733         case CONNMAN_SERVICE_STATE_FAILURE:
 734                 break;
 735         case CONNMAN_SERVICE_STATE_READY:
 736         case CONNMAN_SERVICE_STATE_ONLINE:
 737                 return TRUE;
 738         }
 739
 740         return FALSE;
 741 }
 742
 743 static connman_bool_t is_connecting(struct connman_service *service)
 744 {
 745         return is_connecting_state(service, service->state);
 746 }
 747
 748 static connman_bool_t is_connected(struct connman_service *service)
 749 {
 750         return is_connected_state(service, service->state);
 751 }
 752
 753 static void update_nameservers(struct connman_service *service)
 754 {
 755         const char *ifname;
 756
 757         if (service->ipconfig_ipv4)
 758                 ifname = __connman_ipconfig_get_ifname(service->ipconfig_ipv4);
 759         else if (service->ipconfig_ipv6)
 760                 ifname = __connman_ipconfig_get_ifname(service->ipconfig_ipv6);
 761         else
 762                 ifname = NULL;
 763
 764         if (ifname == NULL)
 765                 return;
 766
 767         switch (combine_state(service->state_ipv4, service->state_ipv6)) {
 768         case CONNMAN_SERVICE_STATE_UNKNOWN:
 769         case CONNMAN_SERVICE_STATE_IDLE:
 770         case CONNMAN_SERVICE_STATE_ASSOCIATION:
 771         case CONNMAN_SERVICE_STATE_CONFIGURATION:
 772                 return;
 773         case CONNMAN_SERVICE_STATE_FAILURE:
 774         case CONNMAN_SERVICE_STATE_DISCONNECT:
 775                 connman_resolver_remove_all(ifname);
 776                 return;
 777         case CONNMAN_SERVICE_STATE_READY:
 778         case CONNMAN_SERVICE_STATE_ONLINE:
 779                 break;
 780         }
 781
 782         if (service->nameservers_config != NULL) {
 783                 int i;
 784
 785                 for (i = 0; service->nameservers_config[i] != NULL; i++) {
 786                         connman_resolver_append(ifname, NULL,
 787                                                 service->nameservers_config[i]);
 788                 }
 789         } else if (service->nameservers != NULL) {
 790                 int i;
 791
 792                 for (i = 0; service->nameservers[i] != NULL; i++) {
 793                         connman_resolver_append(ifname, NULL,
 794                                                 service->nameservers[i]);
 795                 }
 796         }
 797
 798         if (service->domains != NULL) {
 799                 int i;
 800
 801                 for (i = 0; service->domains[i]; i++)
 802                         connman_resolver_append(ifname, service->domains[i],
 803                                                 NULL);
 804         } else if (service->domainname != NULL)
 805                 connman_resolver_append(ifname, service->domainname, NULL);
 806
 807         connman_resolver_flush();
 808 }
 809
 810 /*
 811  * The is_auto variable is set to true when IPv6 autoconf nameservers are
 812  * inserted to resolver via netlink message (see rtnl.c:rtnl_newnduseropt()
 813  * for details) and not through service.c
 814  */
 815 int __connman_service_nameserver_append(struct connman_service *service,
 816                                 const char *nameserver, gboolean is_auto)
 817 {
 818         char **nameservers;
 819         int len, i;
 820
 821         DBG("service %p nameserver %s auto %d", service, nameserver, is_auto);
 822
 823         if (nameserver == NULL)
 824                 return -EINVAL;
 825
 826         if (is_auto == TRUE)
 827                 nameservers = service->nameservers_auto;
 828         else
 829                 nameservers = service->nameservers;
 830
 831         for (i = 0; nameservers != NULL && nameservers[i] != NULL; i++)
 832                 if (g_strcmp0(nameservers[i], nameserver) == 0)
 833                         return -EEXIST;
 834
 835         if (nameservers != NULL) {
 836                 len = g_strv_length(nameservers);
 837                 nameservers = g_try_renew(char *, nameservers, len + 2);
 838         } else {
 839                 len = 0;
 840                 nameservers = g_try_new0(char *, len + 2);
 841         }
 842
 843         if (nameservers == NULL)
 844                 return -ENOMEM;
 845
 846         nameservers[len] = g_strdup(nameserver);
 847         if (nameservers[len] == NULL)
 848                 return -ENOMEM;
 849
 850         nameservers[len + 1] = NULL;
 851
 852         if (is_auto == TRUE) {
 853                 service->nameservers_auto = nameservers;
 854         } else {
 855                 service->nameservers = nameservers;
 856                 update_nameservers(service);
 857         }
 858
 859         return 0;
 860 }
 861
 862 int __connman_service_nameserver_remove(struct connman_service *service,
 863                                 const char *nameserver, gboolean is_auto)
 864 {
 865         char **servers, **nameservers;
 866         gboolean found = FALSE;
 867         int len, i, j;
 868
 869         DBG("service %p nameserver %s auto %d", service, nameserver, is_auto);
 870
 871         if (nameserver == NULL)
 872                 return -EINVAL;
 873
 874         if (is_auto == TRUE)
 875                 nameservers = service->nameservers_auto;
 876         else
 877                 nameservers = service->nameservers;
 878
 879         if (nameservers == NULL)
 880                 return 0;
 881
 882         for (i = 0; nameservers != NULL && nameservers[i] != NULL; i++)
 883                 if (g_strcmp0(nameservers[i], nameserver) == 0) {
 884                         found = TRUE;
 885                         break;
 886                 }
 887
 888         if (found == FALSE)
 889                 return 0;
 890
 891         len = g_strv_length(nameservers);
 892
 893         if (len == 1) {
 894                 g_strfreev(nameservers);
 895                 if (is_auto == TRUE)
 896                         service->nameservers_auto = NULL;
 897                 else
 898                         service->nameservers = NULL;
 899
 900                 return 0;
 901         }
 902
 903         servers = g_try_new0(char *, len);
 904         if (servers == NULL)
 905                 return -ENOMEM;
 906
 907         for (i = 0, j = 0; i < len; i++) {
 908                 if (g_strcmp0(nameservers[i], nameserver) != 0) {
 909                         servers[j] = g_strdup(nameservers[i]);
 910                         if (servers[j] == NULL)
 911                                 return -ENOMEM;
 912                         j++;
 913                 }
 914         }
 915         servers[len - 1] = NULL;
 916
 917         g_strfreev(nameservers);
 918         nameservers = servers;
 919
 920         if (is_auto == TRUE) {
 921                 service->nameservers_auto = nameservers;
 922         } else {
 923                 service->nameservers = nameservers;
 924                 update_nameservers(service);
 925         }
 926
 927         return 0;
 928 }
 929
 930 void __connman_service_nameserver_clear(struct connman_service *service)
 931 {
 932         g_strfreev(service->nameservers);
 933         service->nameservers = NULL;
 934
 935         update_nameservers(service);
 936 }
 937
 938 static void nameserver_add_routes(int index, char **nameservers,
 939                                         const char *gw)
 940 {
 941         int i, ret, family;
 942         struct addrinfo hints;
 943         struct addrinfo *addr;
 944
 945         for (i = 0; nameservers[i] != NULL; i++) {
 946                 memset(&hints, 0, sizeof(struct addrinfo));
 947                 hints.ai_flags = AI_NUMERICHOST;
 948                 addr = NULL;
 949
 950                 ret = getaddrinfo(nameservers[i], NULL, &hints, &addr);
 951                 if (ret == EAI_NONAME)
 952                         family = AF_INET; /* use the IPv4 as a default */
 953                 else if (ret != 0)
 954                         continue;
 955                 else
 956                         family = addr->ai_family;
 957
 958                 if (family == AF_INET) {
 959                         if (connman_inet_compare_subnet(index,
 960                                                 nameservers[i]) != TRUE)
 961                                 connman_inet_add_host_route(index,
 962                                                         nameservers[i], gw);
 963                 } else if (family == AF_INET6)
 964                         connman_inet_add_ipv6_host_route(index,
 965                                                         nameservers[i], gw);
 966
 967                 freeaddrinfo(addr);
 968         }
 969 }
 970
 971 static void nameserver_del_routes(int index, char **nameservers,
 972                                 enum connman_ipconfig_type type)
 973 {
 974         int i, ret, family;
 975         struct addrinfo hints;
 976         struct addrinfo *addr;
 977
 978         for (i = 0; nameservers[i] != NULL; i++) {
 979                 memset(&hints, 0, sizeof(struct addrinfo));
 980                 hints.ai_flags = AI_NUMERICHOST;
 981                 addr = NULL;
 982
 983                 ret = getaddrinfo(nameservers[i], NULL, &hints, &addr);
 984                 if (ret == EAI_NONAME)
 985                         family = AF_INET; /* use the IPv4 as a default */
 986                 else if (ret != 0)
 987                         continue;
 988                 else
 989                         family = addr->ai_family;
 990
 991                 switch (family) {
 992                 case AF_INET:
 993                         if (type != CONNMAN_IPCONFIG_TYPE_IPV6)
 994                                 connman_inet_del_host_route(index,
 995                                                         nameservers[i]);
 996                         break;
 997                 case AF_INET6:
 998                         if (type != CONNMAN_IPCONFIG_TYPE_IPV4)
 999                                 connman_inet_del_ipv6_host_route(index,
1000                                                         nameservers[i]);
1001                         break;
1002                 }
1003
1004                 freeaddrinfo(addr);
1005         }
1006 }
1007
1008 void __connman_service_nameserver_add_routes(struct connman_service *service,
1009                                                 const char *gw)
1010 {
1011         int index = -1;
1012
1013         if (service == NULL)
1014                 return;
1015
1016         if (service->network != NULL)
1017                 index = connman_network_get_index(service->network);
1018         else if (service->provider != NULL)
1019                 index = connman_provider_get_index(service->provider);
1020
1021         if (service->nameservers_config != NULL) {
1022                 /*
1023                  * Configured nameserver takes preference over the
1024                  * discoverd nameserver gathered from DHCP, VPN, etc.
1025                  */
1026                 nameserver_add_routes(index, service->nameservers_config, gw);
1027         } else if (service->nameservers != NULL) {
1028                 /*
1029                  * We add nameservers host routes for nameservers that
1030                  * are not on our subnet. For those who are, the subnet
1031                  * route will be installed by the time the dns proxy code
1032                  * tries to reach them. The subnet route is installed
1033                  * when setting the interface IP address.
1034                  */
1035                 nameserver_add_routes(index, service->nameservers, gw);
1036         }
1037 }
1038
1039 void __connman_service_nameserver_del_routes(struct connman_service *service,
1040                                         enum connman_ipconfig_type type)
1041 {
1042         int index = -1;
1043
1044         if (service == NULL)
1045                 return;
1046
1047         if (service->network != NULL)
1048                 index = connman_network_get_index(service->network);
1049         else if (service->provider != NULL)
1050                 index = connman_provider_get_index(service->provider);
1051
1052         if (service->nameservers_config != NULL)
1053                 nameserver_del_routes(index, service->nameservers_config,
1054                                         type);
1055         else if (service->nameservers != NULL)
1056                 nameserver_del_routes(index, service->nameservers, type);
1057 }
1058
1059 static struct connman_stats *stats_get(struct connman_service *service)
1060 {
1061         if (service->roaming == TRUE)
1062                 return &service->stats_roaming;
1063         else
1064                 return &service->stats;
1065 }
1066
1067 static connman_bool_t stats_enabled(struct connman_service *service)
1068 {
1069         struct connman_stats *stats = stats_get(service);
1070
1071         return stats->enabled;
1072 }
1073
1074 static void stats_start(struct connman_service *service)
1075 {
1076         struct connman_stats *stats = stats_get(service);
1077
1078         DBG("service %p", service);
1079
1080         if (stats->timer == NULL)
1081                 return;
1082
1083         stats->enabled = TRUE;
1084         stats->data_last.time = stats->data.time;
1085
1086         g_timer_start(stats->timer);
1087 }
1088
1089 static void stats_stop(struct connman_service *service)
1090 {
1091         struct connman_stats *stats = stats_get(service);
1092         unsigned int seconds;
1093
1094         DBG("service %p", service);
1095
1096         if (stats->timer == NULL)
1097                 return;
1098
1099         if (stats->enabled == FALSE)
1100                 return;
1101
1102         g_timer_stop(stats->timer);
1103
1104         seconds = g_timer_elapsed(stats->timer, NULL);
1105         stats->data.time = stats->data_last.time + seconds;
1106
1107         stats->enabled = FALSE;
1108 }
1109
1110 static void reset_stats(struct connman_service *service)
1111 {
1112         DBG("service %p", service);
1113
1114         /* home */
1115         service->stats.valid = FALSE;
1116
1117         service->stats.data.rx_packets = 0;
1118         service->stats.data.tx_packets = 0;
1119         service->stats.data.rx_bytes = 0;
1120         service->stats.data.tx_bytes = 0;
1121         service->stats.data.rx_errors = 0;
1122         service->stats.data.tx_errors = 0;
1123         service->stats.data.rx_dropped = 0;
1124         service->stats.data.tx_dropped = 0;
1125         service->stats.data.time = 0;
1126         service->stats.data_last.time = 0;
1127
1128         g_timer_reset(service->stats.timer);
1129
1130         /* roaming */
1131         service->stats_roaming.valid = FALSE;
1132
1133         service->stats_roaming.data.rx_packets = 0;
1134         service->stats_roaming.data.tx_packets = 0;
1135         service->stats_roaming.data.rx_bytes = 0;
1136         service->stats_roaming.data.tx_bytes = 0;
1137         service->stats_roaming.data.rx_errors = 0;
1138         service->stats_roaming.data.tx_errors = 0;
1139         service->stats_roaming.data.rx_dropped = 0;
1140         service->stats_roaming.data.tx_dropped = 0;
1141         service->stats_roaming.data.time = 0;
1142         service->stats_roaming.data_last.time = 0;
1143
1144         g_timer_reset(service->stats_roaming.timer);
1145 }
1146
1147 static struct connman_service *get_default(void)
1148 {
1149         struct connman_service *service;
1150         GSequenceIter *iter;
1151
1152         iter = g_sequence_get_begin_iter(service_list);
1153
1154         if (g_sequence_iter_is_end(iter) == TRUE)
1155                 return NULL;
1156
1157         service = g_sequence_get(iter);
1158
1159         if (is_connected(service) == FALSE)
1160                 return NULL;
1161
1162         return service;
1163 }
1164
1165 static void default_changed(void)
1166 {
1167         struct connman_service *service = get_default();
1168
1169         __connman_notifier_default_changed(service);
1170 }
1171
1172 static void state_changed(struct connman_service *service)
1173 {
1174         const char *str;
1175
1176         __connman_notifier_service_state_changed(service, service->state);
1177
1178         str = state2string(service->state);
1179         if (str == NULL)
1180                 return;
1181
1182         connman_dbus_property_changed_basic(service->path,
1183                                 CONNMAN_SERVICE_INTERFACE, "State",
1184                                                 DBUS_TYPE_STRING, &str);
1185 }
1186
1187 static void strength_changed(struct connman_service *service)
1188 {
1189         if (service->strength == 0)
1190                 return;
1191
1192         connman_dbus_property_changed_basic(service->path,
1193                                 CONNMAN_SERVICE_INTERFACE, "Strength",
1194                                         DBUS_TYPE_BYTE, &service->strength);
1195 }
1196
1197 static void favorite_changed(struct connman_service *service)
1198 {
1199         if (service->path == NULL)
1200                 return;
1201
1202         connman_dbus_property_changed_basic(service->path,
1203                                 CONNMAN_SERVICE_INTERFACE, "Favorite",
1204                                         DBUS_TYPE_BOOLEAN, &service->favorite);
1205 }
1206
1207 static void immutable_changed(struct connman_service *service)
1208 {
1209         if (service->path == NULL)
1210                 return;
1211
1212         connman_dbus_property_changed_basic(service->path,
1213                                 CONNMAN_SERVICE_INTERFACE, "Immutable",
1214                                         DBUS_TYPE_BOOLEAN, &service->immutable);
1215 }
1216
1217 static void roaming_changed(struct connman_service *service)
1218 {
1219         if (service->path == NULL)
1220                 return;
1221
1222         connman_dbus_property_changed_basic(service->path,
1223                                 CONNMAN_SERVICE_INTERFACE, "Roaming",
1224                                         DBUS_TYPE_BOOLEAN, &service->roaming);
1225 }
1226
1227 static void autoconnect_changed(struct connman_service *service)
1228 {
1229         if (service->path == NULL)
1230                 return;
1231
1232         connman_dbus_property_changed_basic(service->path,
1233                                 CONNMAN_SERVICE_INTERFACE, "AutoConnect",
1234                                 DBUS_TYPE_BOOLEAN, &service->autoconnect);
1235 }
1236
1237 static void append_security(DBusMessageIter *iter, void *user_data)
1238 {
1239         struct connman_service *service = user_data;
1240         const char *str;
1241
1242         str = security2string(service->security);
1243         if (str != NULL)
1244                 dbus_message_iter_append_basic(iter,
1245                                 DBUS_TYPE_STRING, &str);
1246
1247         /*
1248          * Some access points incorrectly advertise WPS even when they
1249          * are configured as open or no security, so filter
1250          * appropriately.
1251          */
1252         if (service->wps == TRUE) {
1253                 switch (service->security) {
1254                 case CONNMAN_SERVICE_SECURITY_PSK:
1255                 case CONNMAN_SERVICE_SECURITY_WPA:
1256                 case CONNMAN_SERVICE_SECURITY_RSN:
1257                         str = "wps";
1258                         dbus_message_iter_append_basic(iter,
1259                                 DBUS_TYPE_STRING, &str);
1260                         break;
1261                 case CONNMAN_SERVICE_SECURITY_UNKNOWN:
1262                 case CONNMAN_SERVICE_SECURITY_NONE:
1263                 case CONNMAN_SERVICE_SECURITY_WEP:
1264                 case CONNMAN_SERVICE_SECURITY_8021X:
1265                         break;
1266                 }
1267         }
1268 }
1269
1270 static void append_ethernet(DBusMessageIter *iter, void *user_data)
1271 {
1272         struct connman_service *service = user_data;
1273
1274         if (service->ipconfig_ipv4 != NULL)
1275                 __connman_ipconfig_append_ethernet(service->ipconfig_ipv4,
1276                                                                         iter);
1277         else if (service->ipconfig_ipv6 != NULL)
1278                 __connman_ipconfig_append_ethernet(service->ipconfig_ipv6,
1279                                                                         iter);
1280 }
1281
1282 static void append_ipv4(DBusMessageIter *iter, void *user_data)
1283 {
1284         struct connman_service *service = user_data;
1285
1286         DBG("ipv4 %p state %s", service->ipconfig_ipv4,
1287                                 state2string(service->state_ipv4));
1288
1289         if (is_connected_state(service, service->state_ipv4) == FALSE)
1290                 return;
1291
1292         if (service->ipconfig_ipv4 != NULL)
1293                 __connman_ipconfig_append_ipv4(service->ipconfig_ipv4, iter);
1294 }
1295
1296 static void append_ipv6(DBusMessageIter *iter, void *user_data)
1297 {
1298         struct connman_service *service = user_data;
1299
1300         DBG("ipv6 %p state %s", service->ipconfig_ipv6,
1301                                 state2string(service->state_ipv6));
1302
1303         if (is_connected_state(service, service->state_ipv6) == FALSE)
1304                 return;
1305
1306         if (service->ipconfig_ipv6 != NULL)
1307                 __connman_ipconfig_append_ipv6(service->ipconfig_ipv6, iter,
1308                                                 service->ipconfig_ipv4);
1309 }
1310
1311 static void append_ipv4config(DBusMessageIter *iter, void *user_data)
1312 {
1313         struct connman_service *service = user_data;
1314
1315         if (service->ipconfig_ipv4 != NULL)
1316                 __connman_ipconfig_append_ipv4config(service->ipconfig_ipv4,
1317                                                         iter);
1318 }
1319
1320 static void append_ipv6config(DBusMessageIter *iter, void *user_data)
1321 {
1322         struct connman_service *service = user_data;
1323
1324         if (service->ipconfig_ipv6 != NULL)
1325                 __connman_ipconfig_append_ipv6config(service->ipconfig_ipv6,
1326                                                         iter);
1327 }
1328
1329 static void append_nameserver(DBusMessageIter *iter, char ***nameservers)
1330 {
1331         char **servers;
1332         int i;
1333
1334         servers = *nameservers;
1335
1336         for (i = 0; servers[i] != NULL; i++) {
1337                 dbus_message_iter_append_basic(iter,
1338                                         DBUS_TYPE_STRING, &servers[i]);
1339         }
1340 }
1341
1342 static void append_dns(DBusMessageIter *iter, void *user_data)
1343 {
1344         struct connman_service *service = user_data;
1345
1346         if (is_connected(service) == FALSE)
1347                 return;
1348
1349         if (service->nameservers_config != NULL) {
1350                 append_nameserver(iter, &service->nameservers_config);
1351                 return;
1352         } else {
1353                 if (service->nameservers != NULL)
1354                         append_nameserver(iter, &service->nameservers);
1355
1356                 if (service->nameservers_auto != NULL)
1357                         append_nameserver(iter, &service->nameservers_auto);
1358         }
1359 }
1360
1361 static void append_dnsconfig(DBusMessageIter *iter, void *user_data)
1362 {
1363         struct connman_service *service = user_data;
1364         int i;
1365
1366         if (service->nameservers_config == NULL)
1367                 return;
1368
1369         for (i = 0; service->nameservers_config[i]; i++) {
1370                 dbus_message_iter_append_basic(iter,
1371                                 DBUS_TYPE_STRING,
1372                                 &service->nameservers_config[i]);
1373         }
1374 }
1375
1376 static void append_domain(DBusMessageIter *iter, void *user_data)
1377 {
1378         struct connman_service *service = user_data;
1379
1380         if (is_connected(service) == FALSE &&
1381                                 is_connecting(service) == FALSE)
1382                 return;
1383
1384         if (service->domainname == NULL)
1385                 return;
1386
1387         dbus_message_iter_append_basic(iter,
1388                                 DBUS_TYPE_STRING, &service->domainname);
1389 }
1390
1391 static void append_domainconfig(DBusMessageIter *iter, void *user_data)
1392 {
1393         struct connman_service *service = user_data;
1394         int i;
1395
1396         if (service->domains == NULL)
1397                 return;
1398
1399         for (i = 0; service->domains[i]; i++)
1400                 dbus_message_iter_append_basic(iter,
1401                                 DBUS_TYPE_STRING, &service->domains[i]);
1402 }
1403
1404 static void append_proxies(DBusMessageIter *iter, void *user_data)
1405 {
1406         struct connman_service *service = user_data;
1407         int i;
1408
1409         if (service->proxies == NULL)
1410                 return;
1411
1412         for (i = 0; service->proxies[i]; i++)
1413                 dbus_message_iter_append_basic(iter,
1414                                 DBUS_TYPE_STRING, &service->proxies[i]);
1415 }
1416
1417 static void append_excludes(DBusMessageIter *iter, void *user_data)
1418 {
1419         struct connman_service *service = user_data;
1420         int i;
1421
1422         if (service->excludes == NULL)
1423                 return;
1424
1425         for (i = 0; service->excludes[i]; i++)
1426                 dbus_message_iter_append_basic(iter,
1427                                 DBUS_TYPE_STRING, &service->excludes[i]);
1428 }
1429
1430 static void append_proxy(DBusMessageIter *iter, void *user_data)
1431 {
1432         struct connman_service *service = user_data;
1433         enum connman_service_proxy_method proxy;
1434         const char *pac = NULL;
1435         const char *method = proxymethod2string(
1436                 CONNMAN_SERVICE_PROXY_METHOD_DIRECT);
1437
1438         DBG("");
1439
1440         if (is_connected(service) == FALSE)
1441                 return;
1442
1443         proxy = connman_service_get_proxy_method(service);
1444
1445         switch (proxy) {
1446         case CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN:
1447                 return;
1448         case CONNMAN_SERVICE_PROXY_METHOD_DIRECT:
1449                 goto done;
1450         case CONNMAN_SERVICE_PROXY_METHOD_MANUAL:
1451                 connman_dbus_dict_append_array(iter, "Servers",
1452                                         DBUS_TYPE_STRING, append_proxies,
1453                                         service);
1454
1455                 connman_dbus_dict_append_array(iter, "Excludes",
1456                                         DBUS_TYPE_STRING, append_excludes,
1457                                         service);
1458                 break;
1459         case CONNMAN_SERVICE_PROXY_METHOD_AUTO:
1460                 /* Maybe DHCP, or WPAD,  has provided an url for a pac file */
1461                 if (service->ipconfig_ipv4 != NULL)
1462                         pac = __connman_ipconfig_get_proxy_autoconfig(
1463                                 service->ipconfig_ipv4);
1464                 else if (service->ipconfig_ipv6 != NULL)
1465                         pac = __connman_ipconfig_get_proxy_autoconfig(
1466                                 service->ipconfig_ipv6);
1467
1468                 if (service->pac == NULL && pac == NULL)
1469                         goto done;
1470
1471                 if (service->pac != NULL)
1472                         pac = service->pac;
1473
1474                 connman_dbus_dict_append_basic(iter, "URL",
1475                                         DBUS_TYPE_STRING, &pac);
1476                 break;
1477         }
1478
1479         method = proxymethod2string(proxy);
1480
1481 done:
1482         connman_dbus_dict_append_basic(iter, "Method",
1483                                         DBUS_TYPE_STRING, &method);
1484 }
1485
1486 static void append_proxyconfig(DBusMessageIter *iter, void *user_data)
1487 {
1488         struct connman_service *service = user_data;
1489         const char *method;
1490
1491         if (service->proxy_config == CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN)
1492                 return;
1493
1494         switch (service->proxy_config) {
1495         case CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN:
1496                 return;
1497         case CONNMAN_SERVICE_PROXY_METHOD_DIRECT:
1498                 break;
1499         case CONNMAN_SERVICE_PROXY_METHOD_MANUAL:
1500                 if (service->proxies != NULL)
1501                         connman_dbus_dict_append_array(iter, "Servers",
1502                                                 DBUS_TYPE_STRING,
1503                                                 append_proxies, service);
1504
1505                 if (service->excludes != NULL)
1506                         connman_dbus_dict_append_array(iter, "Excludes",
1507                                                 DBUS_TYPE_STRING,
1508                                                 append_excludes, service);
1509                 break;
1510         case CONNMAN_SERVICE_PROXY_METHOD_AUTO:
1511                 if (service->pac != NULL)
1512                         connman_dbus_dict_append_basic(iter, "URL",
1513                                         DBUS_TYPE_STRING, &service->pac);
1514                 break;
1515         }
1516
1517         method = proxymethod2string(service->proxy_config);
1518
1519         connman_dbus_dict_append_basic(iter, "Method",
1520                                 DBUS_TYPE_STRING, &method);
1521 }
1522
1523 static void append_provider(DBusMessageIter *iter, void *user_data)
1524 {
1525         struct connman_service *service = user_data;
1526
1527         DBG("%p %p", service, service->provider);
1528
1529         if (is_connected(service) == FALSE)
1530                 return;
1531
1532         if (service->provider != NULL)
1533                 __connman_provider_append_properties(service->provider, iter);
1534 }
1535
1536
1537 static void settings_changed(struct connman_service *service,
1538                                 struct connman_ipconfig *ipconfig)
1539 {
1540         connman_dbus_property_changed_dict(service->path,
1541                                         CONNMAN_SERVICE_INTERFACE, "IPv4",
1542                                                         append_ipv4, service);
1543
1544         connman_dbus_property_changed_dict(service->path,
1545                                         CONNMAN_SERVICE_INTERFACE, "IPv6",
1546                                                         append_ipv6, service);
1547
1548         __connman_notifier_ipconfig_changed(service, ipconfig);
1549 }
1550
1551 static void ipv4_configuration_changed(struct connman_service *service)
1552 {
1553         connman_dbus_property_changed_dict(service->path,
1554                                         CONNMAN_SERVICE_INTERFACE,
1555                                                         "IPv4.Configuration",
1556                                                         append_ipv4config,
1557                                                         service);
1558 }
1559
1560 static void ipv6_configuration_changed(struct connman_service *service)
1561 {
1562         connman_dbus_property_changed_dict(service->path,
1563                                         CONNMAN_SERVICE_INTERFACE,
1564                                                         "IPv6.Configuration",
1565                                                         append_ipv6config,
1566                                                         service);
1567 }
1568
1569 static void dns_changed(struct connman_service *service)
1570 {
1571         connman_dbus_property_changed_array(service->path,
1572                                 CONNMAN_SERVICE_INTERFACE, "Nameservers",
1573                                         DBUS_TYPE_STRING, append_dns, service);
1574 }
1575
1576 static void dns_configuration_changed(struct connman_service *service)
1577 {
1578         connman_dbus_property_changed_array(service->path,
1579                                 CONNMAN_SERVICE_INTERFACE,
1580                                 "Nameservers.Configuration",
1581                                 DBUS_TYPE_STRING, append_dnsconfig, service);
1582
1583         dns_changed(service);
1584 }
1585
1586 static void domain_changed(struct connman_service *service)
1587 {
1588         connman_dbus_property_changed_array(service->path,
1589                                 CONNMAN_SERVICE_INTERFACE, "Domains",
1590                                 DBUS_TYPE_STRING, append_domain, service);
1591 }
1592
1593 static void domain_configuration_changed(struct connman_service *service)
1594 {
1595         connman_dbus_property_changed_array(service->path,
1596                                 CONNMAN_SERVICE_INTERFACE,
1597                                 "Domains.Configuration",
1598                                 DBUS_TYPE_STRING, append_domainconfig, service);
1599 }
1600
1601 static void proxy_changed(struct connman_service *service)
1602 {
1603         connman_dbus_property_changed_dict(service->path,
1604                                         CONNMAN_SERVICE_INTERFACE, "Proxy",
1605                                                         append_proxy, service);
1606 }
1607
1608 static void proxy_configuration_changed(struct connman_service *service)
1609 {
1610         connman_dbus_property_changed_dict(service->path,
1611                         CONNMAN_SERVICE_INTERFACE, "Proxy.Configuration",
1612                                                 append_proxyconfig, service);
1613
1614         proxy_changed(service);
1615 }
1616
1617 static void link_changed(struct connman_service *service)
1618 {
1619         connman_dbus_property_changed_dict(service->path,
1620                                         CONNMAN_SERVICE_INTERFACE, "Ethernet",
1621                                                 append_ethernet, service);
1622 }
1623
1624 static void stats_append_counters(DBusMessageIter *dict,
1625                         struct connman_stats_data *stats,
1626                         struct connman_stats_data *counters,
1627                         connman_bool_t append_all)
1628 {
1629         if (counters->rx_packets != stats->rx_packets || append_all) {
1630                 counters->rx_packets = stats->rx_packets;
1631                 connman_dbus_dict_append_basic(dict, "RX.Packets",
1632                                         DBUS_TYPE_UINT32, &stats->rx_packets);
1633         }
1634
1635         if (counters->tx_packets != stats->tx_packets || append_all) {
1636                 counters->tx_packets = stats->tx_packets;
1637                 connman_dbus_dict_append_basic(dict, "TX.Packets",
1638                                         DBUS_TYPE_UINT32, &stats->tx_packets);
1639         }
1640
1641         if (counters->rx_bytes != stats->rx_bytes || append_all) {
1642                 counters->rx_bytes = stats->rx_bytes;
1643                 connman_dbus_dict_append_basic(dict, "RX.Bytes",
1644                                         DBUS_TYPE_UINT32, &stats->rx_bytes);
1645         }
1646
1647         if (counters->tx_bytes != stats->tx_bytes || append_all) {
1648                 counters->tx_bytes = stats->tx_bytes;
1649                 connman_dbus_dict_append_basic(dict, "TX.Bytes",
1650                                         DBUS_TYPE_UINT32, &stats->tx_bytes);
1651         }
1652
1653         if (counters->rx_errors != stats->rx_errors || append_all) {
1654                 counters->rx_errors = stats->rx_errors;
1655                 connman_dbus_dict_append_basic(dict, "RX.Errors",
1656                                         DBUS_TYPE_UINT32, &stats->rx_errors);
1657         }
1658
1659         if (counters->tx_errors != stats->tx_errors || append_all) {
1660                 counters->tx_errors = stats->tx_errors;
1661                 connman_dbus_dict_append_basic(dict, "TX.Errors",
1662                                         DBUS_TYPE_UINT32, &stats->tx_errors);
1663         }
1664
1665         if (counters->rx_dropped != stats->rx_dropped || append_all) {
1666                 counters->rx_dropped = stats->rx_dropped;
1667                 connman_dbus_dict_append_basic(dict, "RX.Dropped",
1668                                         DBUS_TYPE_UINT32, &stats->rx_dropped);
1669         }
1670
1671         if (counters->tx_dropped != stats->tx_dropped || append_all) {
1672                 counters->tx_dropped = stats->tx_dropped;
1673                 connman_dbus_dict_append_basic(dict, "TX.Dropped",
1674                                         DBUS_TYPE_UINT32, &stats->tx_dropped);
1675         }
1676
1677         if (counters->time != stats->time || append_all) {
1678                 counters->time = stats->time;
1679                 connman_dbus_dict_append_basic(dict, "Time",
1680                                         DBUS_TYPE_UINT32, &stats->time);
1681         }
1682 }
1683
1684 static void stats_append(struct connman_service *service,
1685                                 const char *counter,
1686                                 struct connman_stats_counter *counters,
1687                                 connman_bool_t append_all)
1688 {
1689         DBusMessageIter array, dict;
1690         DBusMessage *msg;
1691
1692         DBG("service %p counter %s", service, counter);
1693
1694         msg = dbus_message_new(DBUS_MESSAGE_TYPE_METHOD_CALL);
1695         if (msg == NULL)
1696                 return;
1697
1698         dbus_message_append_args(msg, DBUS_TYPE_OBJECT_PATH,
1699                                 &service->path, DBUS_TYPE_INVALID);
1700
1701         dbus_message_iter_init_append(msg, &array);
1702
1703         /* home counter */
1704         connman_dbus_dict_open(&array, &dict);
1705
1706         stats_append_counters(&dict, &service->stats.data,
1707                                 &counters->stats.data, append_all);
1708
1709         connman_dbus_dict_close(&array, &dict);
1710
1711         /* roaming counter */
1712         connman_dbus_dict_open(&array, &dict);
1713
1714         stats_append_counters(&dict, &service->stats_roaming.data,
1715                                 &counters->stats_roaming.data, append_all);
1716
1717         connman_dbus_dict_close(&array, &dict);
1718
1719         __connman_counter_send_usage(counter, msg);
1720 }
1721
1722 static void stats_update(struct connman_service *service,
1723                                 unsigned int rx_packets, unsigned int tx_packets,
1724                                 unsigned int rx_bytes, unsigned int tx_bytes,
1725                                 unsigned int rx_errors, unsigned int tx_errors,
1726                                 unsigned int rx_dropped, unsigned int tx_dropped)
1727 {
1728         struct connman_stats *stats = stats_get(service);
1729         struct connman_stats_data *data_last = &stats->data_last;
1730         struct connman_stats_data *data = &stats->data;
1731         unsigned int seconds;
1732
1733         DBG("service %p", service);
1734
1735         if (stats->valid == TRUE) {
1736                 data->rx_packets +=
1737                         rx_packets - data_last->rx_packets;
1738                 data->tx_packets +=
1739                         tx_packets - data_last->tx_packets;
1740                 data->rx_bytes +=
1741                         rx_bytes - data_last->rx_bytes;
1742                 data->tx_bytes +=
1743                         tx_bytes - data_last->tx_bytes;
1744                 data->rx_errors +=
1745                         rx_errors - data_last->rx_errors;
1746                 data->tx_errors +=
1747                         tx_errors - data_last->tx_errors;
1748                 data->rx_dropped +=
1749                         rx_dropped - data_last->rx_dropped;
1750                 data->tx_dropped +=
1751                         tx_dropped - data_last->tx_dropped;
1752         } else {
1753                 stats->valid = TRUE;
1754         }
1755
1756         data_last->rx_packets = rx_packets;
1757         data_last->tx_packets = tx_packets;
1758         data_last->rx_bytes = rx_bytes;
1759         data_last->tx_bytes = tx_bytes;
1760         data_last->rx_errors = rx_errors;
1761         data_last->tx_errors = tx_errors;
1762         data_last->rx_dropped = rx_dropped;
1763         data_last->tx_dropped = tx_dropped;
1764
1765         seconds = g_timer_elapsed(stats->timer, NULL);
1766         stats->data.time = stats->data_last.time + seconds;
1767 }
1768
1769 void __connman_service_notify(struct connman_service *service,
1770                         unsigned int rx_packets, unsigned int tx_packets,
1771                         unsigned int rx_bytes, unsigned int tx_bytes,
1772                         unsigned int rx_errors, unsigned int tx_errors,
1773                         unsigned int rx_dropped, unsigned int tx_dropped)
1774 {
1775         GHashTableIter iter;
1776         gpointer key, value;
1777         const char *counter;
1778         struct connman_stats_counter *counters;
1779         struct connman_stats_data *data;
1780         int err;
1781
1782         if (service == NULL)
1783                 return;
1784
1785         if (is_connected(service) == FALSE)
1786                 return;
1787
1788         stats_update(service,
1789                 rx_packets, tx_packets,
1790                 rx_bytes, tx_bytes,
1791                 rx_errors, tx_errors,
1792                 rx_dropped, tx_dropped);
1793
1794         data = &stats_get(service)->data;
1795         err = __connman_stats_update(service, service->roaming, data);
1796         if (err < 0)
1797                 connman_error("Failed to store statistics for %s",
1798                                 service->identifier);
1799
1800         g_hash_table_iter_init(&iter, service->counter_table);
1801         while (g_hash_table_iter_next(&iter, &key, &value)) {
1802                 counter = key;
1803                 counters = value;
1804
1805                 stats_append(service, counter, counters, counters->append_all);
1806                 counters->append_all = FALSE;
1807         }
1808 }
1809
1810 int __connman_service_counter_register(const char *counter)
1811 {
1812         struct connman_service *service;
1813         GSequenceIter *iter;
1814         struct connman_stats_counter *counters;
1815
1816         DBG("counter %s", counter);
1817
1818         counter_list = g_slist_append(counter_list, (gpointer)counter);
1819
1820         iter = g_sequence_get_begin_iter(service_list);
1821
1822         while (g_sequence_iter_is_end(iter) == FALSE) {
1823                 service = g_sequence_get(iter);
1824
1825                 counters = g_try_new0(struct connman_stats_counter, 1);
1826                 if (counters == NULL)
1827                         return -ENOMEM;
1828
1829                 counters->append_all = TRUE;
1830
1831                 g_hash_table_replace(service->counter_table, (gpointer)counter,
1832                                         counters);
1833
1834                 iter = g_sequence_iter_next(iter);
1835         }
1836
1837         return 0;
1838 }
1839
1840 void __connman_service_counter_unregister(const char *counter)
1841 {
1842         struct connman_service *service;
1843         GSequenceIter *iter;
1844
1845         DBG("counter %s", counter);
1846
1847         iter = g_sequence_get_begin_iter(service_list);
1848
1849         while (g_sequence_iter_is_end(iter) == FALSE) {
1850                 service = g_sequence_get(iter);
1851
1852                 g_hash_table_remove(service->counter_table, counter);
1853
1854                 iter = g_sequence_iter_next(iter);
1855         }
1856
1857         counter_list = g_slist_remove(counter_list, counter);
1858 }
1859
1860 GSequence *__connman_service_get_list(struct connman_session *session,
1861                                 service_match_cb service_match,
1862                                 create_service_entry_cb create_service_entry,
1863                                 GDestroyNotify destroy_service_entry)
1864 {
1865         GSequence *list;
1866         GSequenceIter *iter;
1867         struct connman_service *service;
1868         struct service_entry *entry;
1869
1870         list = g_sequence_new(destroy_service_entry);
1871         if (list == NULL)
1872                 return NULL;
1873
1874         iter = g_sequence_get_begin_iter(service_list);
1875
1876         while (g_sequence_iter_is_end(iter) == FALSE) {
1877                 service = g_sequence_get(iter);
1878
1879                 if (service_match(session, service) == TRUE) {
1880                         entry = create_service_entry(service, service->name,
1881                                                         service->state);
1882                         if (entry == NULL)
1883                                 return list;
1884
1885                         g_sequence_append(list, entry);
1886                 }
1887
1888                 iter = g_sequence_iter_next(iter);
1889         }
1890
1891         return list;
1892 }
1893
1894 void __connman_service_session_inc(struct connman_service *service)
1895 {
1896         DBG("service %p ref count %d", service,
1897                 service->session_usage_count + 1);
1898
1899         __sync_fetch_and_add(&service->session_usage_count, 1);
1900 }
1901
1902 connman_bool_t __connman_service_session_dec(struct connman_service *service)
1903 {
1904         DBG("service %p ref count %d", service,
1905                 service->session_usage_count - 1);
1906
1907         if (__sync_fetch_and_sub(&service->session_usage_count, 1) != 1)
1908                 return FALSE;
1909
1910         return TRUE;
1911 }
1912
1913 static void append_properties(DBusMessageIter *dict, dbus_bool_t limited,
1914                                         struct connman_service *service)
1915 {
1916         const char *str;
1917
1918         str = __connman_service_type2string(service->type);
1919         if (str != NULL)
1920                 connman_dbus_dict_append_basic(dict, "Type",
1921                                                 DBUS_TYPE_STRING, &str);
1922
1923         connman_dbus_dict_append_array(dict, "Security",
1924                                 DBUS_TYPE_STRING, append_security, service);
1925
1926         str = state2string(service->state);
1927         if (str != NULL)
1928                 connman_dbus_dict_append_basic(dict, "State",
1929                                                 DBUS_TYPE_STRING, &str);
1930
1931         str = error2string(service->error);
1932         if (str != NULL)
1933                 connman_dbus_dict_append_basic(dict, "Error",
1934                                                 DBUS_TYPE_STRING, &str);
1935
1936         if (service->strength > 0)
1937                 connman_dbus_dict_append_basic(dict, "Strength",
1938                                         DBUS_TYPE_BYTE, &service->strength);
1939
1940         connman_dbus_dict_append_basic(dict, "Favorite",
1941                                         DBUS_TYPE_BOOLEAN, &service->favorite);
1942
1943         connman_dbus_dict_append_basic(dict, "Immutable",
1944                                         DBUS_TYPE_BOOLEAN, &service->immutable);
1945
1946         if (service->favorite == TRUE)
1947                 connman_dbus_dict_append_basic(dict, "AutoConnect",
1948                                 DBUS_TYPE_BOOLEAN, &service->autoconnect);
1949         else
1950                 connman_dbus_dict_append_basic(dict, "AutoConnect",
1951                                         DBUS_TYPE_BOOLEAN, &service->favorite);
1952
1953         if (service->name != NULL)
1954                 connman_dbus_dict_append_basic(dict, "Name",
1955                                         DBUS_TYPE_STRING, &service->name);
1956
1957         switch (service->type) {
1958         case CONNMAN_SERVICE_TYPE_UNKNOWN:
1959         case CONNMAN_SERVICE_TYPE_SYSTEM:
1960         case CONNMAN_SERVICE_TYPE_GPS:
1961         case CONNMAN_SERVICE_TYPE_VPN:
1962         case CONNMAN_SERVICE_TYPE_GADGET:
1963                 break;
1964         case CONNMAN_SERVICE_TYPE_CELLULAR:
1965                 connman_dbus_dict_append_basic(dict, "Roaming",
1966                                         DBUS_TYPE_BOOLEAN, &service->roaming);
1967
1968                 connman_dbus_dict_append_dict(dict, "Ethernet",
1969                                                 append_ethernet, service);
1970                 break;
1971         case CONNMAN_SERVICE_TYPE_WIFI:
1972         case CONNMAN_SERVICE_TYPE_ETHERNET:
1973         case CONNMAN_SERVICE_TYPE_WIMAX:
1974         case CONNMAN_SERVICE_TYPE_BLUETOOTH:
1975                 connman_dbus_dict_append_dict(dict, "Ethernet",
1976                                                 append_ethernet, service);
1977                 break;
1978         }
1979
1980         connman_dbus_dict_append_dict(dict, "IPv4", append_ipv4, service);
1981
1982         connman_dbus_dict_append_dict(dict, "IPv4.Configuration",
1983                                                 append_ipv4config, service);
1984
1985         connman_dbus_dict_append_dict(dict, "IPv6", append_ipv6, service);
1986
1987         connman_dbus_dict_append_dict(dict, "IPv6.Configuration",
1988                                                 append_ipv6config, service);
1989
1990         connman_dbus_dict_append_array(dict, "Nameservers",
1991                                 DBUS_TYPE_STRING, append_dns, service);
1992
1993         connman_dbus_dict_append_array(dict, "Nameservers.Configuration",
1994                                 DBUS_TYPE_STRING, append_dnsconfig, service);
1995
1996         connman_dbus_dict_append_array(dict, "Domains",
1997                                 DBUS_TYPE_STRING, append_domain, service);
1998
1999         connman_dbus_dict_append_array(dict, "Domains.Configuration",
2000                                 DBUS_TYPE_STRING, append_domainconfig, service);
2001
2002         connman_dbus_dict_append_dict(dict, "Proxy", append_proxy, service);
2003
2004         connman_dbus_dict_append_dict(dict, "Proxy.Configuration",
2005                                                 append_proxyconfig, service);
2006
2007         connman_dbus_dict_append_dict(dict, "Provider",
2008                                                 append_provider, service);
2009 }
2010
2011 static void append_struct_service(DBusMessageIter *iter,
2012                 connman_dbus_append_cb_t function,
2013                 struct connman_service *service)
2014 {
2015         DBusMessageIter entry, dict;
2016
2017         dbus_message_iter_open_container(iter, DBUS_TYPE_STRUCT, NULL, &entry);
2018
2019         dbus_message_iter_append_basic(&entry, DBUS_TYPE_OBJECT_PATH,
2020                                                         &service->path);
2021
2022         connman_dbus_dict_open(&entry, &dict);
2023         if (function != NULL)
2024                 function(&dict, service);
2025         connman_dbus_dict_close(&entry, &dict);
2026
2027         dbus_message_iter_close_container(iter, &entry);
2028 }
2029
2030 static void append_dict_properties(DBusMessageIter *dict, void *user_data)
2031 {
2032         struct connman_service *service = user_data;
2033
2034         append_properties(dict, TRUE, service);
2035 }
2036
2037 static void append_struct(gpointer value, gpointer user_data)
2038 {
2039         struct connman_service *service = value;
2040         DBusMessageIter *iter = user_data;
2041
2042         if (service->path == NULL)
2043                 return;
2044
2045         append_struct_service(iter, append_dict_properties, service);
2046 }
2047
2048 void __connman_service_list_struct(DBusMessageIter *iter)
2049 {
2050         g_sequence_foreach(service_list, append_struct, iter);
2051 }
2052
2053 connman_bool_t __connman_service_is_hidden(struct connman_service *service)
2054 {
2055         return service->hidden;
2056 }
2057
2058 int __connman_service_get_index(struct connman_service *service)
2059 {
2060         if (service == NULL)
2061                 return -1;
2062
2063         if (service->network != NULL)
2064                 return connman_network_get_index(service->network);
2065         else if (service->provider != NULL)
2066                 return connman_provider_get_index(service->provider);
2067
2068         return -1;
2069 }
2070
2071 void __connman_service_set_domainname(struct connman_service *service,
2072                                                 const char *domainname)
2073 {
2074         if (service == NULL || service->hidden == TRUE)
2075                 return;
2076
2077         g_free(service->domainname);
2078         service->domainname = g_strdup(domainname);
2079
2080         domain_changed(service);
2081 }
2082
2083 const char *connman_service_get_domainname(struct connman_service *service)
2084 {
2085         if (service == NULL)
2086                 return NULL;
2087
2088         if (service->domains != NULL)
2089                 return service->domains[0];
2090         else
2091                 return service->domainname;
2092 }
2093
2094 char **connman_service_get_nameservers(struct connman_service *service)
2095 {
2096         if (service == NULL)
2097                 return NULL;
2098
2099         if (service->nameservers_config != NULL)
2100                 return g_strdupv(service->nameservers_config);
2101         else if (service->nameservers != NULL ||
2102                                         service->nameservers_auto != NULL) {
2103                 int len = 0, len_auto = 0, i;
2104                 char **nameservers;
2105
2106                 if (service->nameservers != NULL)
2107                         len = g_strv_length(service->nameservers);
2108                 if (service->nameservers_auto != NULL)
2109                         len_auto = g_strv_length(service->nameservers_auto);
2110
2111                 nameservers = g_try_new0(char *, len + len_auto + 1);
2112                 if (nameservers == NULL)
2113                         return NULL;
2114
2115                 for (i = 0; i < len; i++)
2116                         nameservers[i] = g_strdup(service->nameservers[i]);
2117
2118                 for (i = 0; i < len_auto; i++)
2119                         nameservers[i + len] =
2120                                 g_strdup(service->nameservers_auto[i]);
2121
2122                 return nameservers;
2123         }
2124
2125         return NULL;
2126 }
2127
2128 char **connman_service_get_timeservers(struct connman_service *service)
2129 {
2130         if (service == NULL)
2131                 return NULL;
2132
2133         if (service->timeservers != NULL)
2134                 return service->timeservers;
2135
2136         return NULL;
2137 }
2138
2139 void connman_service_set_proxy_method(struct connman_service *service,
2140                                         enum connman_service_proxy_method method)
2141 {
2142         if (service == NULL || service->hidden == TRUE)
2143                 return;
2144
2145         service->proxy = method;
2146
2147         proxy_changed(service);
2148
2149         if (method != CONNMAN_SERVICE_PROXY_METHOD_AUTO)
2150                 __connman_notifier_proxy_changed(service);
2151 }
2152
2153 enum connman_service_proxy_method connman_service_get_proxy_method(
2154                                         struct connman_service *service)
2155 {
2156         if (service == NULL)
2157                 return CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN;
2158
2159         if (service->proxy_config != CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN) {
2160                 if (service->proxy_config == CONNMAN_SERVICE_PROXY_METHOD_AUTO &&
2161                                 service->pac == NULL)
2162                         return service->proxy;
2163
2164                 return service->proxy_config;
2165         }
2166
2167         return service->proxy;
2168 }
2169
2170 char **connman_service_get_proxy_servers(struct connman_service *service)
2171 {
2172         return g_strdupv(service->proxies);
2173 }
2174
2175 char **connman_service_get_proxy_excludes(struct connman_service *service)
2176 {
2177         return g_strdupv(service->excludes);
2178 }
2179
2180 const char *connman_service_get_proxy_url(struct connman_service *service)
2181 {
2182         if (service == NULL)
2183                 return NULL;
2184
2185         return service->pac;
2186 }
2187
2188 void __connman_service_set_proxy_autoconfig(struct connman_service *service,
2189                                                         const char *url)
2190 {
2191         if (service == NULL || service->hidden == TRUE)
2192                 return;
2193
2194         service->proxy = CONNMAN_SERVICE_PROXY_METHOD_AUTO;
2195
2196         if (service->ipconfig_ipv4) {
2197                 if (__connman_ipconfig_set_proxy_autoconfig(
2198                             service->ipconfig_ipv4, url) < 0)
2199                         return;
2200         } else if (service->ipconfig_ipv6) {
2201                 if (__connman_ipconfig_set_proxy_autoconfig(
2202                             service->ipconfig_ipv6, url) < 0)
2203                         return;
2204         } else
2205                 return;
2206
2207         proxy_changed(service);
2208
2209         __connman_notifier_proxy_changed(service);
2210 }
2211
2212 const char *connman_service_get_proxy_autoconfig(struct connman_service *service)
2213 {
2214         if (service == NULL)
2215                 return NULL;
2216
2217         if (service->ipconfig_ipv4)
2218                 return __connman_ipconfig_get_proxy_autoconfig(
2219                                                 service->ipconfig_ipv4);
2220         else if (service->ipconfig_ipv6)
2221                 return __connman_ipconfig_get_proxy_autoconfig(
2222                                                 service->ipconfig_ipv6);
2223         return NULL;
2224 }
2225
2226 int __connman_service_timeserver_append(struct connman_service *service,
2227                                                 const char *timeserver)
2228 {
2229         int len;
2230
2231         DBG("service %p timeserver %s", service, timeserver);
2232
2233         if (timeserver == NULL)
2234                 return -EINVAL;
2235
2236         if (service->timeservers != NULL) {
2237                 int i;
2238
2239                 for (i = 0; service->timeservers[i] != NULL; i++)
2240                         if (g_strcmp0(service->timeservers[i], timeserver) == 0)
2241                                 return -EEXIST;
2242
2243                 len = g_strv_length(service->timeservers);
2244                 service->timeservers = g_try_renew(char *, service->timeservers,
2245                                                         len + 2);
2246         } else {
2247                 len = 0;
2248                 service->timeservers = g_try_new0(char *, len + 2);
2249         }
2250
2251         if (service->timeservers == NULL)
2252                 return -ENOMEM;
2253
2254         service->timeservers[len] = g_strdup(timeserver);
2255         service->timeservers[len + 1] = NULL;
2256
2257         return 0;
2258 }
2259
2260 int __connman_service_timeserver_remove(struct connman_service *service,
2261                                                 const char *timeserver)
2262 {
2263         char **servers;
2264         int len, i, j, found = 0;
2265
2266         DBG("service %p timeserver %s", service, timeserver);
2267
2268         if (timeserver == NULL)
2269                 return -EINVAL;
2270
2271         if (service->timeservers == NULL)
2272                 return 0;
2273
2274         for (i = 0; service->timeservers != NULL &&
2275                                         service->timeservers[i] != NULL; i++)
2276                 if (g_strcmp0(service->timeservers[i], timeserver) == 0) {
2277                         found = 1;
2278                         break;
2279                 }
2280
2281         if (found == 0)
2282                 return 0;
2283
2284         len = g_strv_length(service->timeservers);
2285
2286         if (len == 1) {
2287                 g_strfreev(service->timeservers);
2288                 service->timeservers = NULL;
2289
2290                 return 0;
2291         }
2292
2293         servers = g_try_new0(char *, len);
2294         if (servers == NULL)
2295                 return -ENOMEM;
2296
2297         for (i = 0, j = 0; i < len; i++) {
2298                 if (g_strcmp0(service->timeservers[i], timeserver) != 0) {
2299                         servers[j] = g_strdup(service->timeservers[i]);
2300                         if (servers[j] == NULL)
2301                                 return -ENOMEM;
2302                         j++;
2303                 }
2304         }
2305         servers[len - 1] = NULL;
2306
2307         g_strfreev(service->timeservers);
2308         service->timeservers = servers;
2309
2310         return 0;
2311 }
2312
2313 void __connman_service_set_pac(struct connman_service *service,
2314                                         const char *pac)
2315 {
2316         if (service->hidden == TRUE)
2317                 return;
2318         g_free(service->pac);
2319         service->pac = g_strdup(pac);
2320
2321         proxy_changed(service);
2322 }
2323
2324 void __connman_service_set_identity(struct connman_service *service,
2325                                         const char *identity)
2326 {
2327         if (service->immutable || service->hidden == TRUE)
2328                 return;
2329
2330         g_free(service->identity);
2331         service->identity = g_strdup(identity);
2332
2333         if (service->network != NULL)
2334                 connman_network_set_string(service->network,
2335                                         "WiFi.Identity",
2336                                         service->identity);
2337 }
2338
2339 void __connman_service_set_agent_identity(struct connman_service *service,
2340                                                 const char *agent_identity)
2341 {
2342         if (service->hidden == TRUE)
2343                 return;
2344         g_free(service->agent_identity);
2345         service->agent_identity = g_strdup(agent_identity);
2346
2347         if (service->network != NULL)
2348                 connman_network_set_string(service->network,
2349                                         "WiFi.AgentIdentity",
2350                                         service->agent_identity);
2351 }
2352
2353 void __connman_service_set_passphrase(struct connman_service *service,
2354                                         const char* passphrase)
2355 {
2356         if (service->immutable == TRUE || service->hidden == TRUE)
2357                 return;
2358
2359         g_free(service->passphrase);
2360         service->passphrase = g_strdup(passphrase);
2361
2362         if (service->network != NULL)
2363                 connman_network_set_string(service->network,
2364                                         "WiFi.Passphrase",
2365                                         service->passphrase);
2366
2367         service_save(service);
2368 }
2369
2370 void __connman_service_set_agent_passphrase(struct connman_service *service,
2371                                                 const char *agent_passphrase)
2372 {
2373         if (service->hidden == TRUE)
2374                 return;
2375         g_free(service->agent_passphrase);
2376         service->agent_passphrase = g_strdup(agent_passphrase);
2377
2378         if (service->network != NULL)
2379                 connman_network_set_string(service->network,
2380                                         "WiFi.AgentPassphrase",
2381                                         service->agent_passphrase);
2382 }
2383
2384 static DBusMessage *get_properties(DBusConnection *conn,
2385                                         DBusMessage *msg, void *user_data)
2386 {
2387         struct connman_service *service = user_data;
2388         DBusMessage *reply;
2389         DBusMessageIter array, dict;
2390
2391         DBG("service %p", service);
2392
2393         reply = dbus_message_new_method_return(msg);
2394         if (reply == NULL)
2395                 return NULL;
2396
2397         dbus_message_iter_init_append(reply, &array);
2398
2399         connman_dbus_dict_open(&array, &dict);
2400         append_properties(&dict, FALSE, service);
2401         connman_dbus_dict_close(&array, &dict);
2402
2403         return reply;
2404 }
2405
2406 static int update_proxy_configuration(struct connman_service *service,
2407                                 DBusMessageIter *array)
2408 {
2409         DBusMessageIter dict;
2410         enum connman_service_proxy_method method;
2411         GString *servers_str = NULL;
2412         GString *excludes_str = NULL;
2413         const char *url = NULL;
2414
2415         method = CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN;
2416
2417         dbus_message_iter_recurse(array, &dict);
2418
2419         while (dbus_message_iter_get_arg_type(&dict) == DBUS_TYPE_DICT_ENTRY) {
2420                 DBusMessageIter entry, variant;
2421                 const char *key;
2422                 int type;
2423
2424                 dbus_message_iter_recurse(&dict, &entry);
2425
2426                 if (dbus_message_iter_get_arg_type(&entry) != DBUS_TYPE_STRING)
2427                         goto error;
2428
2429                 dbus_message_iter_get_basic(&entry, &key);
2430                 dbus_message_iter_next(&entry);
2431
2432                 if (dbus_message_iter_get_arg_type(&entry) != DBUS_TYPE_VARIANT)
2433                         goto error;
2434
2435                 dbus_message_iter_recurse(&entry, &variant);
2436
2437                 type = dbus_message_iter_get_arg_type(&variant);
2438
2439                 if (g_str_equal(key, "Method") == TRUE) {
2440                         const char *val;
2441
2442                         if (type != DBUS_TYPE_STRING)
2443                                 goto error;
2444
2445                         dbus_message_iter_get_basic(&variant, &val);
2446                         method = string2proxymethod(val);
2447                 } else if (g_str_equal(key, "URL") == TRUE) {
2448                         if (type != DBUS_TYPE_STRING)
2449                                 goto error;
2450
2451                         dbus_message_iter_get_basic(&variant, &url);
2452                 } else if (g_str_equal(key, "Servers") == TRUE) {
2453                         DBusMessageIter str_array;
2454
2455                         if (type != DBUS_TYPE_ARRAY)
2456                                 goto error;
2457
2458                         servers_str = g_string_new(NULL);
2459                         if (servers_str == NULL)
2460                                 goto error;
2461
2462                         dbus_message_iter_recurse(&variant, &str_array);
2463
2464                         while (dbus_message_iter_get_arg_type(&str_array) ==
2465                                                         DBUS_TYPE_STRING) {
2466                                 char *val = NULL;
2467
2468                                 dbus_message_iter_get_basic(&str_array, &val);
2469
2470                                 if (servers_str->len > 0)
2471                                         g_string_append_printf(servers_str,
2472                                                         " %s", val);
2473                                 else
2474                                         g_string_append(servers_str, val);
2475
2476                                 dbus_message_iter_next(&str_array);
2477                         }
2478                 } else if (g_str_equal(key, "Excludes") == TRUE) {
2479                         DBusMessageIter str_array;
2480
2481                         if (type != DBUS_TYPE_ARRAY)
2482                                 goto error;
2483
2484                         excludes_str = g_string_new(NULL);
2485                         if (excludes_str == NULL)
2486                                 goto error;
2487
2488                         dbus_message_iter_recurse(&variant, &str_array);
2489
2490                         while (dbus_message_iter_get_arg_type(&str_array) ==
2491                                                         DBUS_TYPE_STRING) {
2492                                 char *val = NULL;
2493
2494                                 dbus_message_iter_get_basic(&str_array, &val);
2495
2496                                 if (excludes_str->len > 0)
2497                                         g_string_append_printf(excludes_str,
2498                                                         " %s", val);
2499                                 else
2500                                         g_string_append(excludes_str, val);
2501
2502                                 dbus_message_iter_next(&str_array);
2503                         }
2504                 }
2505
2506                 dbus_message_iter_next(&dict);
2507         }
2508
2509         switch (method) {
2510         case CONNMAN_SERVICE_PROXY_METHOD_DIRECT:
2511                 break;
2512         case CONNMAN_SERVICE_PROXY_METHOD_MANUAL:
2513                 if (servers_str == NULL && service->proxies == NULL)
2514                         goto error;
2515
2516                 if (servers_str != NULL) {
2517                         g_strfreev(service->proxies);
2518
2519                         if (servers_str->len > 0)
2520                                 service->proxies = g_strsplit_set(
2521                                         servers_str->str, " ", 0);
2522                         else
2523                                 service->proxies = NULL;
2524                 }
2525
2526                 if (excludes_str != NULL) {
2527                         g_strfreev(service->excludes);
2528
2529                         if (excludes_str->len > 0)
2530                                 service->excludes = g_strsplit_set(
2531                                         excludes_str->str, " ", 0);
2532                         else
2533                                 service->excludes = NULL;
2534                 }
2535
2536                 if (service->proxies == NULL)
2537                         method = CONNMAN_SERVICE_PROXY_METHOD_DIRECT;
2538
2539                 break;
2540         case CONNMAN_SERVICE_PROXY_METHOD_AUTO:
2541                 g_free(service->pac);
2542
2543                 if (url != NULL && strlen(url) > 0)
2544                         service->pac = g_strdup(url);
2545                 else
2546                         service->pac = NULL;
2547
2548                 /* if we are connected:
2549                    - if service->pac == NULL
2550                    - if __connman_ipconfig_get_proxy_autoconfig(
2551                    service->ipconfig) == NULL
2552                    --> We should start WPAD */
2553
2554                 break;
2555         case CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN:
2556                 goto error;
2557         }
2558
2559         if (servers_str != NULL)
2560                 g_string_free(servers_str, TRUE);
2561
2562         if (excludes_str != NULL)
2563                 g_string_free(excludes_str, TRUE);
2564
2565         service->proxy_config = method;
2566
2567         return 0;
2568
2569 error:
2570         if (servers_str != NULL)
2571                 g_string_free(servers_str, TRUE);
2572
2573         if (excludes_str != NULL)
2574                 g_string_free(excludes_str, TRUE);
2575
2576         return -EINVAL;
2577 }
2578
2579 static int set_ipconfig(struct connman_service *service,
2580                         struct connman_ipconfig *ipconfig,
2581                         DBusMessageIter *array,
2582                         enum connman_service_state state,
2583                         enum connman_service_state *new_state)
2584 {
2585         enum connman_ipconfig_method old_method;
2586         enum connman_ipconfig_method method = CONNMAN_IPCONFIG_METHOD_UNKNOWN;
2587         enum connman_ipconfig_type type;
2588         int err;
2589
2590         if (ipconfig == NULL)
2591                 return -EINVAL;
2592
2593         old_method = __connman_ipconfig_get_method(ipconfig);
2594
2595         if (is_connecting_state(service, state) ||
2596                                         is_connected_state(service, state))
2597                 __connman_network_clear_ipconfig(service->network, ipconfig);
2598
2599         err = __connman_ipconfig_set_config(ipconfig, array);
2600         method = __connman_ipconfig_get_method(ipconfig);
2601         type = __connman_ipconfig_get_config_type(ipconfig);
2602
2603         if (type == CONNMAN_IPCONFIG_TYPE_IPV4) {
2604                 if (err == 0 && old_method == CONNMAN_IPCONFIG_METHOD_OFF &&
2605                                 method == CONNMAN_IPCONFIG_METHOD_DHCP) {
2606                         *new_state = service->state_ipv4 =
2607                                 CONNMAN_SERVICE_STATE_CONFIGURATION;
2608                         __connman_ipconfig_enable(ipconfig);
2609                 }
2610
2611         } else if (type == CONNMAN_IPCONFIG_TYPE_IPV6) {
2612                 if (err == 0 && old_method == CONNMAN_IPCONFIG_METHOD_OFF &&
2613                                 method == CONNMAN_IPCONFIG_METHOD_AUTO) {
2614                         *new_state = service->state_ipv6;
2615                         __connman_ipconfig_enable(ipconfig);
2616                 }
2617         }
2618
2619         DBG("err %d ipconfig %p type %d method %d state %s", err, ipconfig,
2620                 type, method, state2string(*new_state));
2621
2622         return err;
2623 }
2624
2625 static DBusMessage *set_property(DBusConnection *conn,
2626                                         DBusMessage *msg, void *user_data)
2627 {
2628         struct connman_service *service = user_data;
2629         DBusMessageIter iter, value;
2630         const char *name;
2631         int type;
2632
2633         DBG("service %p", service);
2634
2635         if (dbus_message_iter_init(msg, &iter) == FALSE)
2636                 return __connman_error_invalid_arguments(msg);
2637
2638         if (dbus_message_iter_get_arg_type(&iter) != DBUS_TYPE_STRING)
2639                 return __connman_error_invalid_arguments(msg);
2640
2641         dbus_message_iter_get_basic(&iter, &name);
2642         dbus_message_iter_next(&iter);
2643
2644         if (dbus_message_iter_get_arg_type(&iter) != DBUS_TYPE_VARIANT)
2645                 return __connman_error_invalid_arguments(msg);
2646
2647         dbus_message_iter_recurse(&iter, &value);
2648
2649         type = dbus_message_iter_get_arg_type(&value);
2650
2651         if (g_str_equal(name, "AutoConnect") == TRUE) {
2652                 connman_bool_t autoconnect;
2653
2654                 if (type != DBUS_TYPE_BOOLEAN)
2655                         return __connman_error_invalid_arguments(msg);
2656
2657                 if (service->favorite == FALSE)
2658                         return __connman_error_invalid_service(msg);
2659
2660                 dbus_message_iter_get_basic(&value, &autoconnect);
2661
2662                 if (service->autoconnect == autoconnect)
2663                         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
2664
2665                 service->autoconnect = autoconnect;
2666
2667                 autoconnect_changed(service);
2668
2669                 service_save(service);
2670         } else if (g_str_equal(name, "Nameservers.Configuration") == TRUE) {
2671                 DBusMessageIter entry;
2672                 GString *str;
2673                 int index;
2674                 const char *gw;
2675
2676                 if (type != DBUS_TYPE_ARRAY)
2677                         return __connman_error_invalid_arguments(msg);
2678
2679                 str = g_string_new(NULL);
2680                 if (str == NULL)
2681                         return __connman_error_invalid_arguments(msg);
2682
2683                 index = connman_network_get_index(service->network);
2684                 gw = __connman_ipconfig_get_gateway_from_index(index);
2685
2686                 if (gw && strlen(gw))
2687                         __connman_service_nameserver_del_routes(service,
2688                                                 CONNMAN_IPCONFIG_TYPE_ALL);
2689
2690                 dbus_message_iter_recurse(&value, &entry);
2691
2692                 while (dbus_message_iter_get_arg_type(&entry) == DBUS_TYPE_STRING) {
2693                         const char *val;
2694                         dbus_message_iter_get_basic(&entry, &val);
2695                         dbus_message_iter_next(&entry);
2696                         if (str->len > 0)
2697                                 g_string_append_printf(str, " %s", val);
2698                         else
2699                                 g_string_append(str, val);
2700                 }
2701
2702                 g_strfreev(service->nameservers_config);
2703
2704                 if (str->len > 0) {
2705                         service->nameservers_config =
2706                                 g_strsplit_set(str->str, " ", 0);
2707                 } else {
2708                         service->nameservers_config = NULL;
2709                 }
2710
2711                 g_string_free(str, TRUE);
2712
2713                 if (gw && strlen(gw))
2714                         __connman_service_nameserver_add_routes(service, gw);
2715
2716                 update_nameservers(service);
2717                 dns_configuration_changed(service);
2718
2719                 service_save(service);
2720         } else if (g_str_equal(name, "Domains.Configuration") == TRUE) {
2721                 DBusMessageIter entry;
2722                 GString *str;
2723
2724                 if (type != DBUS_TYPE_ARRAY)
2725                         return __connman_error_invalid_arguments(msg);
2726
2727                 str = g_string_new(NULL);
2728                 if (str == NULL)
2729                         return __connman_error_invalid_arguments(msg);
2730
2731                 dbus_message_iter_recurse(&value, &entry);
2732
2733                 while (dbus_message_iter_get_arg_type(&entry) == DBUS_TYPE_STRING) {
2734                         const char *val;
2735                         dbus_message_iter_get_basic(&entry, &val);
2736                         dbus_message_iter_next(&entry);
2737                         if (str->len > 0)
2738                                 g_string_append_printf(str, " %s", val);
2739                         else
2740                                 g_string_append(str, val);
2741                 }
2742
2743                 g_strfreev(service->domains);
2744
2745                 if (str->len > 0)
2746                         service->domains = g_strsplit_set(str->str, " ", 0);
2747                 else
2748                         service->domains = NULL;
2749
2750                 g_string_free(str, TRUE);
2751
2752                 update_nameservers(service);
2753                 domain_configuration_changed(service);
2754
2755                 service_save(service);
2756         } else if (g_str_equal(name, "Proxy.Configuration") == TRUE) {
2757                 int err;
2758
2759                 if (type != DBUS_TYPE_ARRAY)
2760                         return __connman_error_invalid_arguments(msg);
2761
2762                 err = update_proxy_configuration(service, &value);
2763
2764                 if (err < 0)
2765                         return __connman_error_failed(msg, -err);
2766
2767                 proxy_configuration_changed(service);
2768
2769                 __connman_notifier_proxy_changed(service);
2770
2771                 service_save(service);
2772         } else if (g_str_equal(name, "IPv4.Configuration") == TRUE ||
2773                         g_str_equal(name, "IPv6.Configuration")) {
2774
2775                 struct connman_ipconfig *ipv4 = NULL, *ipv6 = NULL;
2776                 enum connman_service_state state =
2777                                                 CONNMAN_SERVICE_STATE_UNKNOWN;
2778                 int err = 0;
2779
2780                 DBG("%s", name);
2781
2782                 if (service->ipconfig_ipv4 == NULL &&
2783                                         service->ipconfig_ipv6 == NULL)
2784                         return __connman_error_invalid_property(msg);
2785
2786                 if (g_str_equal(name, "IPv4.Configuration") == TRUE) {
2787                         ipv4 = service->ipconfig_ipv4;
2788                         err = set_ipconfig(service, ipv4, &value,
2789                                         service->state_ipv4, &state);
2790
2791                 } else if (g_str_equal(name, "IPv6.Configuration") == TRUE) {
2792                         ipv6 = service->ipconfig_ipv6;
2793                         err = set_ipconfig(service, ipv6, &value,
2794                                         service->state_ipv6, &state);
2795                 }
2796
2797                 if (err < 0) {
2798                         if (is_connected_state(service, state) ||
2799                                         is_connecting_state(service, state))
2800                                 __connman_network_set_ipconfig(service->network,
2801                                                                 ipv4, ipv6);
2802                         return __connman_error_failed(msg, -err);
2803                 }
2804
2805                 if (ipv4)
2806                         ipv4_configuration_changed(service);
2807                 else if (ipv6)
2808                         ipv6_configuration_changed(service);
2809
2810                 if (is_connecting(service) || is_connected(service))
2811                         __connman_network_set_ipconfig(service->network,
2812                                                         ipv4, ipv6);
2813
2814                 service_save(service);
2815         } else
2816                 return __connman_error_invalid_property(msg);
2817
2818         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
2819 }
2820
2821 static void set_idle(struct connman_service *service)
2822 {
2823         service->state = service->state_ipv4 = service->state_ipv6 =
2824                                                 CONNMAN_SERVICE_STATE_IDLE;
2825         service->error = CONNMAN_SERVICE_ERROR_UNKNOWN;
2826         state_changed(service);
2827 }
2828
2829 static DBusMessage *clear_property(DBusConnection *conn,
2830                                         DBusMessage *msg, void *user_data)
2831 {
2832         struct connman_service *service = user_data;
2833         const char *name;
2834
2835         DBG("service %p", service);
2836
2837         dbus_message_get_args(msg, NULL, DBUS_TYPE_STRING, &name,
2838                                                         DBUS_TYPE_INVALID);
2839
2840         if (g_str_equal(name, "Error") == TRUE) {
2841                 set_idle(service);
2842
2843                 g_get_current_time(&service->modified);
2844                 service_save(service);
2845         } else
2846                 return __connman_error_invalid_property(msg);
2847
2848         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
2849 }
2850
2851 static connman_bool_t is_ignore(struct connman_service *service)
2852 {
2853         if (service->autoconnect == FALSE)
2854                 return TRUE;
2855
2856         if (service->roaming == TRUE)
2857                 return TRUE;
2858
2859         if (service->ignore == TRUE)
2860                 return TRUE;
2861
2862         if (service->state == CONNMAN_SERVICE_STATE_FAILURE)
2863                 return TRUE;
2864
2865         return FALSE;
2866 }
2867
2868 void __connman_service_auto_connect(void)
2869 {
2870         struct connman_service *service = NULL;
2871         GSequenceIter *iter;
2872
2873         DBG("");
2874
2875         if (__connman_session_mode() == TRUE) {
2876                 DBG("Session mode enabled: auto connect disabled");
2877                 return;
2878         }
2879
2880         iter = g_sequence_get_begin_iter(service_list);
2881
2882         while (g_sequence_iter_is_end(iter) == FALSE) {
2883                 service = g_sequence_get(iter);
2884
2885                 if (service->pending != NULL)
2886                         return;
2887
2888                 if (is_connecting(service) == TRUE)
2889                         return;
2890
2891                 if (service->favorite == FALSE)
2892                         return;
2893
2894                 if (is_connected(service) == TRUE)
2895                         return;
2896
2897                 if (is_ignore(service) == FALSE && service->state ==
2898                                                 CONNMAN_SERVICE_STATE_IDLE)
2899                         break;
2900
2901                 service = NULL;
2902
2903                 iter = g_sequence_iter_next(iter);
2904         }
2905
2906         if (service != NULL) {
2907                 service->userconnect = FALSE;
2908                 __connman_service_connect(service);
2909         }
2910 }
2911
2912 static void remove_timeout(struct connman_service *service)
2913 {
2914         if (service->timeout > 0) {
2915                 g_source_remove(service->timeout);
2916                 service->timeout = 0;
2917         }
2918 }
2919
2920 static void reply_pending(struct connman_service *service, int error)
2921 {
2922         remove_timeout(service);
2923
2924         if (service->pending != NULL) {
2925                 if (error > 0) {
2926                         DBusMessage *reply;
2927
2928                         reply = __connman_error_failed(service->pending,
2929                                                                 error);
2930                         if (reply != NULL)
2931                                 g_dbus_send_message(connection, reply);
2932                 } else {
2933                         const char *sender;
2934
2935                         sender = dbus_message_get_interface(service->pending);
2936
2937                         DBG("sender %s", sender);
2938
2939                         if (g_strcmp0(sender, CONNMAN_MANAGER_INTERFACE) == 0)
2940                                 g_dbus_send_reply(connection, service->pending,
2941                                         DBUS_TYPE_OBJECT_PATH, &service->path,
2942                                                         DBUS_TYPE_INVALID);
2943                         else
2944                                 g_dbus_send_reply(connection, service->pending,
2945                                                         DBUS_TYPE_INVALID);
2946                 }
2947
2948                 dbus_message_unref(service->pending);
2949                 service->pending = NULL;
2950         }
2951 }
2952
2953 static gboolean connect_timeout(gpointer user_data)
2954 {
2955         struct connman_service *service = user_data;
2956         connman_bool_t autoconnect = FALSE;
2957
2958         DBG("service %p", service);
2959
2960         service->timeout = 0;
2961
2962         if (service->network != NULL)
2963                 __connman_network_disconnect(service->network);
2964
2965         __connman_ipconfig_disable(service->ipconfig_ipv4);
2966         __connman_ipconfig_disable(service->ipconfig_ipv6);
2967
2968         __connman_stats_service_unregister(service);
2969
2970         if (service->pending != NULL) {
2971                 DBusMessage *reply;
2972
2973                 reply = __connman_error_operation_timeout(service->pending);
2974                 if (reply != NULL)
2975                         g_dbus_send_message(connection, reply);
2976
2977                 dbus_message_unref(service->pending);
2978                 service->pending = NULL;
2979         } else
2980                 autoconnect = TRUE;
2981
2982         __connman_service_ipconfig_indicate_state(service,
2983                                         CONNMAN_SERVICE_STATE_FAILURE,
2984                                         CONNMAN_IPCONFIG_TYPE_IPV4);
2985         __connman_service_ipconfig_indicate_state(service,
2986                                         CONNMAN_SERVICE_STATE_FAILURE,
2987                                         CONNMAN_IPCONFIG_TYPE_IPV6);
2988
2989         if (autoconnect == TRUE && service->userconnect == FALSE)
2990                 __connman_service_auto_connect();
2991
2992         return FALSE;
2993 }
2994
2995 static void set_reconnect_state(struct connman_service *service,
2996                                                 connman_bool_t reconnect)
2997 {
2998         struct connman_device *device;
2999
3000         if (service->network == NULL)
3001                 return;
3002
3003         device = connman_network_get_device(service->network);
3004         if (device == NULL)
3005                 return;
3006
3007         __connman_device_set_reconnect(device, reconnect);
3008 }
3009
3010 static connman_bool_t get_reconnect_state(struct connman_service *service)
3011 {
3012         struct connman_device *device;
3013
3014         if (service->network == NULL)
3015                 return FALSE;
3016
3017         device = connman_network_get_device(service->network);
3018         if (device == NULL)
3019                 return FALSE;
3020
3021         return __connman_device_get_reconnect(device);
3022 }
3023
3024 static DBusMessage *connect_service(DBusConnection *conn,
3025                                         DBusMessage *msg, void *user_data)
3026 {
3027         struct connman_service *service = user_data;
3028         GSequenceIter *iter;
3029         int err;
3030
3031         DBG("service %p", service);
3032
3033         if (service->pending != NULL)
3034                 return __connman_error_in_progress(msg);
3035
3036         iter = g_sequence_get_begin_iter(service_list);
3037
3038         while (g_sequence_iter_is_end(iter) == FALSE) {
3039                 struct connman_service *temp = g_sequence_get(iter);
3040
3041                 if (service->type == temp->type && is_connecting(temp) == TRUE)
3042                         return __connman_error_in_progress(msg);
3043
3044                 iter = g_sequence_iter_next(iter);
3045         }
3046
3047         service->ignore = FALSE;
3048
3049         service->userconnect = TRUE;
3050
3051         service->pending = dbus_message_ref(msg);
3052
3053         set_reconnect_state(service, FALSE);
3054
3055         err = __connman_service_connect(service);
3056         if (err < 0) {
3057                 if (service->pending == NULL)
3058                         return NULL;
3059
3060                 if (err != -EINPROGRESS) {
3061                         dbus_message_unref(service->pending);
3062                         service->pending = NULL;
3063
3064                         return __connman_error_failed(msg, -err);
3065                 }
3066
3067                 return NULL;
3068         }
3069
3070         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
3071 }
3072
3073 static DBusMessage *disconnect_service(DBusConnection *conn,
3074                                         DBusMessage *msg, void *user_data)
3075 {
3076         struct connman_service *service = user_data;
3077         int err;
3078
3079         DBG("service %p", service);
3080
3081         reply_pending(service, ECONNABORTED);
3082
3083         service->ignore = TRUE;
3084
3085         set_reconnect_state(service, FALSE);
3086
3087         err = __connman_service_disconnect(service);
3088         if (err < 0) {
3089                 if (err != -EINPROGRESS)
3090                         return __connman_error_failed(msg, -err);
3091
3092                 return NULL;
3093         }
3094
3095         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
3096 }
3097
3098 static DBusMessage *remove_service(DBusConnection *conn,
3099                                         DBusMessage *msg, void *user_data)
3100 {
3101         struct connman_service *service = user_data;
3102
3103         DBG("service %p", service);
3104
3105         if (service->type == CONNMAN_SERVICE_TYPE_ETHERNET)
3106                 return __connman_error_not_supported(msg);
3107
3108         if (service->immutable == TRUE || service->hidden == TRUE)
3109                 return __connman_error_not_supported(msg);
3110
3111         if (service->favorite == FALSE && service->state !=
3112                                                 CONNMAN_SERVICE_STATE_FAILURE)
3113                 return __connman_error_not_supported(msg);
3114
3115         set_reconnect_state(service, FALSE);
3116
3117         __connman_service_disconnect(service);
3118
3119         g_free(service->passphrase);
3120         service->passphrase = NULL;
3121
3122         set_idle(service);
3123
3124         __connman_service_set_favorite(service, FALSE);
3125         service_save(service);
3126
3127         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
3128 }
3129
3130 static gboolean check_suitable_state(enum connman_service_state a,
3131                                         enum connman_service_state b)
3132 {
3133         /*
3134          * Special check so that "ready" service can be moved before
3135          * "online" one.
3136          */
3137         if ((a == CONNMAN_SERVICE_STATE_ONLINE &&
3138                         b == CONNMAN_SERVICE_STATE_READY) ||
3139                 (b == CONNMAN_SERVICE_STATE_ONLINE &&
3140                         a == CONNMAN_SERVICE_STATE_READY))
3141                 return TRUE;
3142
3143         return a == b;
3144 }
3145
3146 static void downgrade_state(struct connman_service *service)
3147 {
3148         if (service == NULL)
3149                 return;
3150
3151         DBG("service %p state4 %d state6 %d", service, service->state_ipv4,
3152                                                 service->state_ipv6);
3153
3154         if (service->state_ipv4 == CONNMAN_SERVICE_STATE_ONLINE)
3155                 __connman_service_ipconfig_indicate_state(service,
3156                                                 CONNMAN_SERVICE_STATE_READY,
3157                                                 CONNMAN_IPCONFIG_TYPE_IPV4);
3158
3159         if (service->state_ipv6 == CONNMAN_SERVICE_STATE_ONLINE)
3160                 __connman_service_ipconfig_indicate_state(service,
3161                                                 CONNMAN_SERVICE_STATE_READY,
3162                                                 CONNMAN_IPCONFIG_TYPE_IPV6);
3163 }
3164
3165 static void apply_relevant_default_downgrade(struct connman_service *service)
3166 {
3167         struct connman_service *def_service;
3168
3169         def_service = get_default();
3170         if (def_service == NULL)
3171                 return;
3172
3173         if (def_service == service &&
3174                         def_service->state == CONNMAN_SERVICE_STATE_ONLINE)
3175                 def_service->state = CONNMAN_SERVICE_STATE_READY;
3176 }
3177
3178 static DBusMessage *move_service(DBusConnection *conn,
3179                                         DBusMessage *msg, void *user_data,
3180                                                                 gboolean before)
3181 {
3182         struct connman_service *service = user_data;
3183         struct connman_service *target;
3184         const char *path;
3185         GSequenceIter *src, *dst;
3186         enum connman_ipconfig_method target4, target6;
3187         enum connman_ipconfig_method service4, service6;
3188
3189         DBG("service %p", service);
3190
3191         dbus_message_get_args(msg, NULL, DBUS_TYPE_OBJECT_PATH, &path,
3192                                                         DBUS_TYPE_INVALID);
3193
3194         if (service->favorite == FALSE)
3195                 return __connman_error_not_supported(msg);
3196
3197         target = find_service(path);
3198         if (target == NULL || target->favorite == FALSE || target == service ||
3199                                 target->type == CONNMAN_SERVICE_TYPE_VPN)
3200                 return __connman_error_invalid_service(msg);
3201
3202         target4 = __connman_ipconfig_get_method(target->ipconfig_ipv4);
3203         target6 = __connman_ipconfig_get_method(target->ipconfig_ipv6);
3204         service4 = __connman_ipconfig_get_method(service->ipconfig_ipv4);
3205         service6 = __connman_ipconfig_get_method(service->ipconfig_ipv6);
3206
3207         DBG("target %s method %d/%d state %d/%d", target->identifier,
3208                                 target4, target6,
3209                                 target->state_ipv4, target->state_ipv6);
3210
3211         DBG("service %s method %d/%d state %d/%d", service->identifier,
3212                                 service4, service6,
3213                                 service->state_ipv4, service->state_ipv6);
3214
3215         /*
3216          * If method is OFF, then we do not need to check the corresponding
3217          * ipconfig state.
3218          */
3219         if (target4 == CONNMAN_IPCONFIG_METHOD_OFF) {
3220                 if (service6 != CONNMAN_IPCONFIG_METHOD_OFF) {
3221                         if (check_suitable_state(target->state_ipv6,
3222                                                 service->state_ipv6) == FALSE)
3223                                 return __connman_error_invalid_service(msg);
3224                 }
3225         }
3226
3227         if (target6 == CONNMAN_IPCONFIG_METHOD_OFF) {
3228                 if (service4 != CONNMAN_IPCONFIG_METHOD_OFF) {
3229                         if (check_suitable_state(target->state_ipv4,
3230                                                 service->state_ipv4) == FALSE)
3231                                 return __connman_error_invalid_service(msg);
3232                 }
3233         }
3234
3235         if (service4 == CONNMAN_IPCONFIG_METHOD_OFF) {
3236                 if (target6 != CONNMAN_IPCONFIG_METHOD_OFF) {
3237                         if (check_suitable_state(target->state_ipv6,
3238                                                 service->state_ipv6) == FALSE)
3239                                 return __connman_error_invalid_service(msg);
3240                 }
3241         }
3242
3243         if (service6 == CONNMAN_IPCONFIG_METHOD_OFF) {
3244                 if (target4 != CONNMAN_IPCONFIG_METHOD_OFF) {
3245                         if (check_suitable_state(target->state_ipv4,
3246                                                 service->state_ipv4) == FALSE)
3247                                 return __connman_error_invalid_service(msg);
3248                 }
3249         }
3250
3251         g_get_current_time(&service->modified);
3252         service_save(service);
3253
3254         src = g_hash_table_lookup(service_hash, service->identifier);
3255         dst = g_hash_table_lookup(service_hash, target->identifier);
3256
3257         /*
3258          * If the service which goes down is the default service and is
3259          * online, we downgrade directly its state to ready so:
3260          * the service which goes up, needs to recompute its state which
3261          * is triggered via downgrading it - if relevant - to state ready.
3262          */
3263         if (before == TRUE) {
3264                 apply_relevant_default_downgrade(target);
3265                 g_sequence_move(src, dst);
3266                 downgrade_state(service);
3267         } else {
3268                 apply_relevant_default_downgrade(service);
3269                 g_sequence_move(dst, src);
3270                 downgrade_state(target);
3271         }
3272
3273         __connman_connection_update_gateway();
3274
3275         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
3276 }
3277
3278 static DBusMessage *move_before(DBusConnection *conn,
3279                                         DBusMessage *msg, void *user_data)
3280 {
3281         return move_service(conn, msg, user_data, TRUE);
3282 }
3283
3284 static DBusMessage *move_after(DBusConnection *conn,
3285                                         DBusMessage *msg, void *user_data)
3286 {
3287         return move_service(conn, msg, user_data, FALSE);
3288 }
3289
3290 static DBusMessage *reset_counters(DBusConnection *conn,
3291                                         DBusMessage *msg, void *user_data)
3292 {
3293         struct connman_service *service = user_data;
3294
3295         reset_stats(service);
3296
3297         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
3298 }
3299
3300 static struct _services_notify {
3301         int id;
3302         GHashTable *add;
3303         GHashTable *remove;
3304 } *services_notify;
3305
3306 static void append_removed(gpointer key, gpointer value, gpointer user_data)
3307 {
3308         char *objpath = key;
3309         DBusMessageIter *iter = user_data;
3310
3311         DBG("removed %s", objpath);
3312         dbus_message_iter_append_basic(iter, DBUS_TYPE_OBJECT_PATH, &objpath);
3313 }
3314
3315 static void service_send_removed(void)
3316 {
3317         DBusMessage *signal;
3318         DBusMessageIter iter, array;
3319
3320         signal = dbus_message_new_signal(CONNMAN_MANAGER_PATH,
3321                         CONNMAN_MANAGER_INTERFACE, "ServicesRemoved");
3322         if (signal == NULL)
3323                 return;
3324
3325         dbus_message_iter_init_append(signal, &iter);
3326         dbus_message_iter_open_container(&iter, DBUS_TYPE_ARRAY,
3327                         DBUS_TYPE_OBJECT_PATH_AS_STRING, &array);
3328
3329         g_hash_table_foreach(services_notify->remove, append_removed, &array);
3330
3331         dbus_message_iter_close_container(&iter, &array);
3332
3333         dbus_connection_send(connection, signal, NULL);
3334         dbus_message_unref(signal);
3335
3336         g_hash_table_remove_all(services_notify->remove);
3337 }
3338
3339 static void service_send_added_foreach(gpointer data, gpointer user_data)
3340 {
3341         struct connman_service *service = data;
3342         DBusMessageIter *iter = user_data;
3343
3344         if (service == NULL || service->path == NULL) {
3345                 DBG("service %p or path is NULL", service);
3346                 return;
3347         }
3348
3349         DBG("added %s", service->path);
3350
3351         if (g_hash_table_lookup(services_notify->add, service->path) != NULL) {
3352                 append_struct(service, iter);
3353                 g_hash_table_remove(services_notify->add, service->path);
3354         } else {
3355                 append_struct_service(iter, NULL, service);
3356         }
3357 }
3358
3359 static void service_send_added_ordered(DBusMessageIter *iter, void *user_data)
3360 {
3361         g_sequence_foreach(service_list, service_send_added_foreach, iter);
3362 }
3363
3364 static void service_send_added(void)
3365 {
3366         DBusMessage *signal;
3367
3368         signal = dbus_message_new_signal(CONNMAN_MANAGER_PATH,
3369                         CONNMAN_MANAGER_INTERFACE, "ServicesAdded");
3370         if (signal == NULL)
3371                 return;
3372
3373         __connman_dbus_append_objpath_dict_array(signal,
3374                         service_send_added_ordered, NULL);
3375
3376         dbus_connection_send(connection, signal, NULL);
3377         dbus_message_unref(signal);
3378
3379         g_hash_table_remove_all(services_notify->add);
3380 }
3381
3382 static gboolean service_send_signals(gpointer data)
3383 {
3384         if (g_hash_table_size(services_notify->remove) > 0)
3385                 service_send_removed();
3386
3387         if (g_hash_table_size(services_notify->add) > 0)
3388                 service_send_added();
3389
3390         services_notify->id = 0;
3391         return FALSE;
3392 }
3393
3394 static void service_schedule_signals(void)
3395 {
3396         if (services_notify->id != 0)
3397                 g_source_remove(services_notify->id);
3398
3399         services_notify->id = g_timeout_add(100, service_send_signals, NULL);
3400 }
3401
3402 static void service_schedule_added(struct connman_service *service)
3403 {
3404         DBG("service %p", service);
3405
3406         g_hash_table_remove(services_notify->remove, service->path);
3407         g_hash_table_insert(services_notify->add, service->path, service);
3408
3409         service_schedule_signals();
3410 }
3411
3412 static void service_schedule_removed(struct connman_service *service)
3413 {
3414         DBG("service %p %s", service, service->path);
3415
3416         if (service == NULL || service->path == NULL) {
3417                 DBG("service %p or path is NULL", service);
3418                 return;
3419         }
3420
3421         g_hash_table_remove(services_notify->add, service->path);
3422         g_hash_table_insert(services_notify->remove, g_strdup(service->path),
3423                         NULL);
3424
3425         service_schedule_signals();
3426 }
3427
3428 static GDBusMethodTable service_methods[] = {
3429         { "GetProperties", "",   "a{sv}", get_properties     },
3430         { "SetProperty",   "sv", "",      set_property       },
3431         { "ClearProperty", "s",  "",      clear_property     },
3432         { "Connect",       "",   "",      connect_service,
3433                                                 G_DBUS_METHOD_FLAG_ASYNC },
3434         { "Disconnect",    "",   "",      disconnect_service },
3435         { "Remove",        "",   "",      remove_service     },
3436         { "MoveBefore",    "o",  "",      move_before        },
3437         { "MoveAfter",     "o",  "",      move_after         },
3438         { "ResetCounters", "",   "",      reset_counters     },
3439         { },
3440 };
3441
3442 static GDBusSignalTable service_signals[] = {
3443         { "PropertyChanged", "sv" },
3444         { },
3445 };
3446
3447 static void service_free(gpointer user_data)
3448 {
3449         struct connman_service *service = user_data;
3450         char *path = service->path;
3451
3452         DBG("service %p", service);
3453
3454         reply_pending(service, ENOENT);
3455
3456         g_hash_table_remove(service_hash, service->identifier);
3457
3458         __connman_notifier_service_remove(service);
3459         service_schedule_removed(service);
3460
3461         stats_stop(service);
3462
3463         service->path = NULL;
3464
3465         if (path != NULL) {
3466                 __connman_connection_update_gateway();
3467
3468                 g_dbus_unregister_interface(connection, path,
3469                                                 CONNMAN_SERVICE_INTERFACE);
3470                 g_free(path);
3471         }
3472
3473         g_hash_table_destroy(service->counter_table);
3474
3475         if (service->network != NULL) {
3476                 __connman_network_disconnect(service->network);
3477                 connman_network_unref(service->network);
3478                 service->network = NULL;
3479         }
3480
3481         if (service->provider != NULL)
3482                 connman_provider_unref(service->provider);
3483
3484         if (service->ipconfig_ipv4 != NULL) {
3485                 __connman_ipconfig_set_ops(service->ipconfig_ipv4, NULL);
3486                 __connman_ipconfig_set_data(service->ipconfig_ipv4, NULL);
3487                 __connman_ipconfig_unref(service->ipconfig_ipv4);
3488                 service->ipconfig_ipv4 = NULL;
3489         }
3490
3491         if (service->ipconfig_ipv6 != NULL) {
3492                 __connman_ipconfig_set_ops(service->ipconfig_ipv6, NULL);
3493                 __connman_ipconfig_set_data(service->ipconfig_ipv6, NULL);
3494                 __connman_ipconfig_unref(service->ipconfig_ipv6);
3495                 service->ipconfig_ipv6 = NULL;
3496         }
3497
3498         g_strfreev(service->timeservers);
3499         g_strfreev(service->nameservers);
3500         g_strfreev(service->nameservers_config);
3501         g_strfreev(service->nameservers_auto);
3502         g_strfreev(service->domains);
3503         g_strfreev(service->proxies);
3504         g_strfreev(service->excludes);
3505
3506         g_free(service->domainname);
3507         g_free(service->pac);
3508         g_free(service->name);
3509         g_free(service->passphrase);
3510         g_free(service->agent_passphrase);
3511         g_free(service->identifier);
3512         g_free(service->eap);
3513         g_free(service->identity);
3514         g_free(service->agent_identity);
3515         g_free(service->ca_cert_file);
3516         g_free(service->client_cert_file);
3517         g_free(service->private_key_file);
3518         g_free(service->private_key_passphrase);
3519         g_free(service->phase2);
3520
3521         if (service->stats.timer != NULL)
3522                 g_timer_destroy(service->stats.timer);
3523         if (service->stats_roaming.timer != NULL)
3524                 g_timer_destroy(service->stats_roaming.timer);
3525
3526         g_free(service);
3527 }
3528
3529 static void stats_init(struct connman_service *service)
3530 {
3531         /* home */
3532         service->stats.valid = FALSE;
3533         service->stats.enabled = FALSE;
3534         service->stats.timer = g_timer_new();
3535
3536         /* roaming */
3537         service->stats_roaming.valid = FALSE;
3538         service->stats_roaming.enabled = FALSE;
3539         service->stats_roaming.timer = g_timer_new();
3540 }
3541
3542 static void service_initialize(struct connman_service *service)
3543 {
3544         DBG("service %p", service);
3545
3546         service->refcount = 1;
3547         service->session_usage_count = 0;
3548
3549         service->type     = CONNMAN_SERVICE_TYPE_UNKNOWN;
3550         service->security = CONNMAN_SERVICE_SECURITY_UNKNOWN;
3551
3552         service->state = CONNMAN_SERVICE_STATE_UNKNOWN;
3553         service->state_ipv4 = CONNMAN_SERVICE_STATE_UNKNOWN;
3554         service->state_ipv6 = CONNMAN_SERVICE_STATE_UNKNOWN;
3555
3556         service->favorite  = FALSE;
3557         service->immutable = FALSE;
3558         service->hidden = FALSE;
3559
3560         service->ignore = FALSE;
3561
3562         service->userconnect = FALSE;
3563
3564         service->order = 0;
3565
3566         stats_init(service);
3567
3568         service->provider = NULL;
3569
3570         service->wps = FALSE;
3571 }
3572
3573 /**
3574  * connman_service_create:
3575  *
3576  * Allocate a new service.
3577  *
3578  * Returns: a newly-allocated #connman_service structure
3579  */
3580 struct connman_service *connman_service_create(void)
3581 {
3582         GSList *list;
3583         struct connman_stats_counter *counters;
3584         const char *counter;
3585
3586         struct connman_service *service;
3587
3588         service = g_try_new0(struct connman_service, 1);
3589         if (service == NULL)
3590                 return NULL;
3591
3592         DBG("service %p", service);
3593
3594         service->counter_table = g_hash_table_new_full(g_str_hash,
3595                                                 g_str_equal, NULL, g_free);
3596
3597         for (list = counter_list; list; list = list->next) {
3598                 counter = list->data;
3599
3600                 counters = g_try_new0(struct connman_stats_counter, 1);
3601                 if (counters == NULL) {
3602                         g_hash_table_destroy(service->counter_table);
3603                         g_free(service);
3604                         return NULL;
3605                 }
3606
3607                 counters->append_all = TRUE;
3608
3609                 g_hash_table_replace(service->counter_table, (gpointer)counter,
3610                                 counters);
3611         }
3612
3613         service_initialize(service);
3614
3615         return service;
3616 }
3617
3618 /**
3619  * connman_service_ref:
3620  * @service: service structure
3621  *
3622  * Increase reference counter of service
3623  */
3624 struct connman_service *
3625 connman_service_ref_debug(struct connman_service *service,
3626                         const char *file, int line, const char *caller)
3627 {
3628         DBG("%p ref %d by %s:%d:%s()", service, service->refcount + 1,
3629                 file, line, caller);
3630
3631         __sync_fetch_and_add(&service->refcount, 1);
3632
3633         return service;
3634 }
3635
3636 /**
3637  * connman_service_unref:
3638  * @service: service structure
3639  *
3640  * Decrease reference counter of service and release service if no
3641  * longer needed.
3642  */
3643 void connman_service_unref_debug(struct connman_service *service,
3644                         const char *file, int line, const char *caller)
3645 {
3646         GSequenceIter *iter;
3647
3648         DBG("%p ref %d by %s:%d:%s()", service, service->refcount - 1,
3649                 file, line, caller);
3650
3651         if (__sync_fetch_and_sub(&service->refcount, 1) != 1)
3652                 return;
3653
3654         iter = g_hash_table_lookup(service_hash, service->identifier);
3655         if (iter != NULL) {
3656                 reply_pending(service, ECONNABORTED);
3657
3658                 __connman_service_disconnect(service);
3659
3660                 g_sequence_remove(iter);
3661         } else {
3662                 service_free(service);
3663         }
3664 }
3665
3666 static gint service_compare(gconstpointer a, gconstpointer b,
3667                                                         gpointer user_data)
3668 {
3669         struct connman_service *service_a = (void *) a;
3670         struct connman_service *service_b = (void *) b;
3671         enum connman_service_state state_a, state_b;
3672
3673         state_a = service_a->state;
3674         state_b = service_b->state;
3675
3676         if (state_a != state_b) {
3677                 gboolean a_connected = is_connected(service_a);
3678                 gboolean b_connected = is_connected(service_b);
3679
3680                 if (a_connected == TRUE && b_connected == TRUE) {
3681                         /* We prefer online over ready state */
3682                         if (state_a == CONNMAN_SERVICE_STATE_ONLINE)
3683                                 return -1;
3684
3685                         if (state_b == CONNMAN_SERVICE_STATE_ONLINE)
3686                                 return 1;
3687                 }
3688
3689                 if (a_connected == TRUE)
3690                         return -1;
3691                 if (b_connected == TRUE)
3692                         return 1;
3693
3694                 if (is_connecting(service_a) == TRUE)
3695                         return -1;
3696                 if (is_connecting(service_b) == TRUE)
3697                         return 1;
3698         }
3699
3700         if (service_a->order > service_b->order)
3701                 return -1;
3702
3703         if (service_a->order < service_b->order)
3704                 return 1;
3705
3706         if (service_a->favorite == TRUE && service_b->favorite == FALSE)
3707                 return -1;
3708
3709         if (service_a->favorite == FALSE && service_b->favorite == TRUE)
3710                 return 1;
3711
3712         if (service_a->type != service_b->type) {
3713                 switch (service_a->type) {
3714                 case CONNMAN_SERVICE_TYPE_UNKNOWN:
3715                 case CONNMAN_SERVICE_TYPE_SYSTEM:
3716                 case CONNMAN_SERVICE_TYPE_ETHERNET:
3717                 case CONNMAN_SERVICE_TYPE_GPS:
3718                 case CONNMAN_SERVICE_TYPE_VPN:
3719                 case CONNMAN_SERVICE_TYPE_GADGET:
3720                         break;
3721                 case CONNMAN_SERVICE_TYPE_WIFI:
3722                         return 1;
3723                 case CONNMAN_SERVICE_TYPE_WIMAX:
3724                 case CONNMAN_SERVICE_TYPE_BLUETOOTH:
3725                 case CONNMAN_SERVICE_TYPE_CELLULAR:
3726                         return -1;
3727                 }
3728         }
3729
3730         return (gint) service_b->strength - (gint) service_a->strength;
3731 }
3732
3733 /**
3734  * connman_service_get_type:
3735  * @service: service structure
3736  *
3737  * Get the type of service
3738  */
3739 enum connman_service_type connman_service_get_type(struct connman_service *service)
3740 {
3741         if (service == NULL)
3742                 return CONNMAN_SERVICE_TYPE_UNKNOWN;
3743
3744         return service->type;
3745 }
3746
3747 /**
3748  * connman_service_get_interface:
3749  * @service: service structure
3750  *
3751  * Get network interface of service
3752  */
3753 char *connman_service_get_interface(struct connman_service *service)
3754 {
3755         int index;
3756
3757         if (service == NULL)
3758                 return NULL;
3759
3760         if (service->type == CONNMAN_SERVICE_TYPE_VPN) {
3761                 if (service->ipconfig_ipv4)
3762                         index = __connman_ipconfig_get_index(
3763                                                 service->ipconfig_ipv4);
3764                 else if (service->ipconfig_ipv6)
3765                         index = __connman_ipconfig_get_index(
3766                                                 service->ipconfig_ipv6);
3767                 else
3768                         return NULL;
3769
3770                 return connman_inet_ifname(index);
3771         }
3772
3773         if (service->network == NULL)
3774                 return NULL;
3775
3776         index = connman_network_get_index(service->network);
3777
3778         return connman_inet_ifname(index);
3779 }
3780
3781 /**
3782  * connman_service_get_network:
3783  * @service: service structure
3784  *
3785  * Get the service network
3786  */
3787 struct connman_network *
3788 __connman_service_get_network(struct connman_service *service)
3789 {
3790         if (service == NULL)
3791                 return NULL;
3792
3793         return service->network;
3794 }
3795
3796 struct connman_ipconfig *
3797 __connman_service_get_ip4config(struct connman_service *service)
3798 {
3799         if (service == NULL)
3800                 return NULL;
3801
3802         return service->ipconfig_ipv4;
3803 }
3804
3805 struct connman_ipconfig *
3806 __connman_service_get_ip6config(struct connman_service *service)
3807 {
3808         if (service == NULL)
3809                 return NULL;
3810
3811         return service->ipconfig_ipv6;
3812 }
3813
3814 struct connman_ipconfig *
3815 __connman_service_get_ipconfig(struct connman_service *service, int family)
3816 {
3817         if (family == AF_INET)
3818                 return __connman_service_get_ip4config(service);
3819         else if (family == AF_INET6)
3820                 return __connman_service_get_ip6config(service);
3821         else
3822                 return NULL;
3823
3824 }
3825
3826 connman_bool_t __connman_service_is_connected_state(struct connman_service *service,
3827                                         enum connman_ipconfig_type type)
3828 {
3829         if (service == NULL)
3830                 return FALSE;
3831
3832         switch (type) {
3833         case CONNMAN_IPCONFIG_TYPE_UNKNOWN:
3834                 break;
3835         case CONNMAN_IPCONFIG_TYPE_IPV4:
3836                 return is_connected_state(service, service->state_ipv4);
3837         case CONNMAN_IPCONFIG_TYPE_IPV6:
3838                 return is_connected_state(service, service->state_ipv6);
3839         }
3840
3841         return FALSE;
3842 }
3843 enum connman_service_security __connman_service_get_security(struct connman_service *service)
3844 {
3845         if (service == NULL)
3846                 return CONNMAN_SERVICE_SECURITY_UNKNOWN;
3847
3848         return service->security;
3849 }
3850
3851 const char *__connman_service_get_phase2(struct connman_service *service)
3852 {
3853         if (service == NULL)
3854                 return NULL;
3855
3856         return service->phase2;
3857 }
3858
3859 connman_bool_t __connman_service_wps_enabled(struct connman_service *service)
3860 {
3861         if (service == NULL)
3862                 return FALSE;
3863
3864         return service->wps;
3865 }
3866
3867 /**
3868  * __connman_service_set_favorite:
3869  * @service: service structure
3870  * @favorite: favorite value
3871  *
3872  * Change the favorite setting of service
3873  */
3874 int __connman_service_set_favorite(struct connman_service *service,
3875                                                 connman_bool_t favorite)
3876 {
3877         GSequenceIter *iter;
3878
3879         if (service->hidden == TRUE)
3880                 return -EOPNOTSUPP;
3881         iter = g_hash_table_lookup(service_hash, service->identifier);
3882         if (iter == NULL)
3883                 return -ENOENT;
3884
3885         if (service->favorite == favorite)
3886                 return -EALREADY;
3887
3888         service->favorite = favorite;
3889         service->order = __connman_service_get_order(service);
3890
3891         favorite_changed(service);
3892
3893         g_sequence_sort_changed(iter, service_compare, NULL);
3894
3895         __connman_connection_update_gateway();
3896
3897         return 0;
3898 }
3899
3900 int __connman_service_set_immutable(struct connman_service *service,
3901                                                 connman_bool_t immutable)
3902 {
3903         if (service->hidden == TRUE)
3904                 return -EOPNOTSUPP;
3905         service->immutable = immutable;
3906
3907         immutable_changed(service);
3908
3909         return 0;
3910 }
3911
3912 void __connman_service_set_string(struct connman_service *service,
3913                                   const char *key, const char *value)
3914 {
3915         if (service->hidden == TRUE)
3916                 return;
3917         if (g_str_equal(key, "EAP") == TRUE) {
3918                 g_free(service->eap);
3919                 service->eap = g_strdup(value);
3920         } else if (g_str_equal(key, "Identity") == TRUE) {
3921                 g_free(service->identity);
3922                 service->identity = g_strdup(value);
3923         } else if (g_str_equal(key, "CACertFile") == TRUE) {
3924                 g_free(service->ca_cert_file);
3925                 service->ca_cert_file = g_strdup(value);
3926         } else if (g_str_equal(key, "ClientCertFile") == TRUE) {
3927                 g_free(service->client_cert_file);
3928                 service->client_cert_file = g_strdup(value);
3929         } else if (g_str_equal(key, "PrivateKeyFile") == TRUE) {
3930                 g_free(service->private_key_file);
3931                 service->private_key_file = g_strdup(value);
3932         } else if (g_str_equal(key, "PrivateKeyPassphrase") == TRUE) {
3933                 g_free(service->private_key_passphrase);
3934                 service->private_key_passphrase = g_strdup(value);
3935         } else if (g_str_equal(key, "Phase2") == TRUE) {
3936                 g_free(service->phase2);
3937                 service->phase2 = g_strdup(value);
3938         } else if (g_str_equal(key, "Passphrase") == TRUE) {
3939                 g_free(service->passphrase);
3940                 service->passphrase = g_strdup(value);
3941         }
3942 }
3943
3944 static void service_complete(struct connman_service *service)
3945 {
3946         reply_pending(service, EIO);
3947
3948         if (service->userconnect == FALSE)
3949                 __connman_service_auto_connect();
3950
3951         g_get_current_time(&service->modified);
3952         service_save(service);
3953 }
3954
3955 static void report_error_cb(struct connman_service *service,
3956                         gboolean retry, void *user_data)
3957 {
3958         if (retry == TRUE)
3959                 __connman_service_connect(service);
3960         else {
3961                 service_complete(service);
3962                 __connman_connection_update_gateway();
3963                 __connman_device_request_scan(CONNMAN_DEVICE_TYPE_UNKNOWN);
3964         }
3965 }
3966
3967 void __connman_service_add_passphrase(struct connman_service *service,
3968                                 const gchar *passphrase)
3969 {
3970         switch (service->security) {
3971         case CONNMAN_SERVICE_SECURITY_WEP:
3972         case CONNMAN_SERVICE_SECURITY_PSK:
3973                 __connman_service_set_passphrase(service, passphrase);
3974                 break;
3975         case CONNMAN_SERVICE_SECURITY_8021X:
3976                 __connman_service_set_agent_passphrase(service,
3977                                                 passphrase);
3978                 break;
3979         case CONNMAN_SERVICE_SECURITY_UNKNOWN:
3980         case CONNMAN_SERVICE_SECURITY_NONE:
3981         case CONNMAN_SERVICE_SECURITY_WPA:
3982         case CONNMAN_SERVICE_SECURITY_RSN:
3983                 DBG("service security '%s' (%d) not handled",
3984                                 security2string(service->security),
3985                                 service->security);
3986                 break;
3987         }
3988
3989 }
3990
3991 static void request_input_cb (struct connman_service *service,
3992                         connman_bool_t values_received,
3993                         const char *name, int name_len,
3994                         const char *identity, const char *passphrase,
3995                         void *user_data)
3996 {
3997         struct connman_device *device;
3998
3999         DBG ("RequestInput return, %p", service);
4000
4001         if (service->hidden == TRUE && name_len > 0 && name_len <= 32) {
4002                 device = connman_network_get_device(service->network);
4003                 __connman_device_request_hidden_scan(device,
4004                                                 name, name_len,
4005                                                 identity, passphrase);
4006         }
4007
4008         if (values_received == FALSE || service->hidden == TRUE) {
4009                 service_complete(service);
4010                 __connman_connection_update_gateway();
4011                 __connman_device_request_scan(CONNMAN_DEVICE_TYPE_UNKNOWN);
4012                 return;
4013         }
4014
4015         if (identity != NULL)
4016                 __connman_service_set_agent_identity(service, identity);
4017
4018         if (passphrase != NULL)
4019                 __connman_service_add_passphrase(service, passphrase);
4020
4021         __connman_service_connect(service);
4022
4023         /* Never cache agent provided credentials */
4024         __connman_service_set_agent_identity(service, NULL);
4025         __connman_service_set_agent_passphrase(service, NULL);
4026 }
4027
4028 static void downgrade_connected_services(void)
4029 {
4030         struct connman_service *up_service;
4031         GSequenceIter *iter;
4032
4033         iter = g_sequence_get_begin_iter(service_list);
4034         while (g_sequence_iter_is_end(iter) == FALSE) {
4035                 up_service = g_sequence_get(iter);
4036
4037                 if (is_connected(up_service) == FALSE) {
4038                         iter = g_sequence_iter_next(iter);
4039                         continue;
4040                 }
4041
4042                 if (up_service->state == CONNMAN_SERVICE_STATE_ONLINE)
4043                         return;
4044
4045                 downgrade_state(up_service);
4046
4047                 iter = g_sequence_iter_next(iter);
4048         }
4049 }
4050
4051 static int service_indicate_state(struct connman_service *service)
4052 {
4053         enum connman_service_state old_state, new_state;
4054         struct connman_service *def_service;
4055         GSequenceIter *iter;
4056
4057         if (service == NULL)
4058                 return -EINVAL;
4059
4060         old_state = service->state;
4061         new_state = combine_state(service->state_ipv4, service->state_ipv6);
4062
4063         DBG("service %p old %s - new %s/%s => %s",
4064                                         service,
4065                                         state2string(old_state),
4066                                         state2string(service->state_ipv4),
4067                                         state2string(service->state_ipv6),
4068                                         state2string(new_state));
4069
4070         if (old_state == new_state)
4071                 return -EALREADY;
4072
4073         def_service = get_default();
4074
4075         if (new_state == CONNMAN_SERVICE_STATE_ONLINE) {
4076                 if (def_service != NULL && def_service != service &&
4077                         def_service->state == CONNMAN_SERVICE_STATE_ONLINE)
4078                         return -EALREADY;
4079         }
4080
4081         service->state = new_state;
4082         state_changed(service);
4083
4084         if (new_state == CONNMAN_SERVICE_STATE_IDLE &&
4085                         old_state != CONNMAN_SERVICE_STATE_DISCONNECT) {
4086                 reply_pending(service, ECONNABORTED);
4087
4088                 __connman_service_disconnect(service);
4089         }
4090
4091         if (new_state == CONNMAN_SERVICE_STATE_CONFIGURATION) {
4092                 if (__connman_stats_service_register(service) == 0) {
4093                         __connman_stats_get(service, FALSE,
4094                                                 &service->stats.data);
4095                         __connman_stats_get(service, TRUE,
4096                                                 &service->stats_roaming.data);
4097                 }
4098         }
4099
4100         if (new_state == CONNMAN_SERVICE_STATE_ONLINE)
4101                 __connman_timeserver_sync(service);
4102
4103         if (new_state == CONNMAN_SERVICE_STATE_IDLE) {
4104                 connman_bool_t reconnect;
4105
4106                 reconnect = get_reconnect_state(service);
4107                 if (reconnect == TRUE)
4108                         __connman_service_auto_connect();
4109
4110                 __connman_device_request_scan(CONNMAN_DEVICE_TYPE_UNKNOWN);
4111         }
4112
4113         if (new_state == CONNMAN_SERVICE_STATE_READY) {
4114                 enum connman_ipconfig_method method;
4115
4116                 set_reconnect_state(service, TRUE);
4117
4118                 __connman_service_set_favorite(service, TRUE);
4119
4120                 reply_pending(service, 0);
4121
4122                 service->userconnect = FALSE;
4123
4124                 g_get_current_time(&service->modified);
4125                 service_save(service);
4126
4127                 update_nameservers(service);
4128                 dns_changed(service);
4129                 domain_changed(service);
4130
4131                 __connman_notifier_connect(service->type);
4132
4133                 if (service->type == CONNMAN_SERVICE_TYPE_WIFI &&
4134                         connman_network_get_bool(service->network,
4135                                                 "WiFi.UseWPS") == TRUE) {
4136                         const char *pass;
4137
4138                         pass = connman_network_get_string(service->network,
4139                                                         "WiFi.Passphrase");
4140
4141                         __connman_service_set_passphrase(service, pass);
4142
4143                         connman_network_set_bool(service->network,
4144                                                         "WiFi.UseWPS", FALSE);
4145                 }
4146
4147                 default_changed();
4148
4149                 method = __connman_ipconfig_get_method(service->ipconfig_ipv6);
4150                 if (method == CONNMAN_IPCONFIG_METHOD_OFF)
4151                         __connman_ipconfig_disable_ipv6(
4152                                                 service->ipconfig_ipv6);
4153
4154         } else if (new_state == CONNMAN_SERVICE_STATE_DISCONNECT) {
4155                 def_service = get_default();
4156
4157                 if (__connman_notifier_count_connected() == 0 &&
4158                         def_service != NULL &&
4159                                 def_service->provider != NULL)
4160                         __connman_provider_disconnect(def_service->provider);
4161
4162                 default_changed();
4163
4164                 __connman_wispr_stop(service);
4165
4166                 __connman_wpad_stop(service);
4167
4168                 update_nameservers(service);
4169                 dns_changed(service);
4170                 domain_changed(service);
4171
4172                 __connman_timeserver_stop();
4173
4174                 __connman_notifier_disconnect(service->type);
4175
4176                 /*
4177                  * Previous services which are connected and which states
4178                  * are set to online should reset relevantly ipconfig_state
4179                  * to ready so wispr/portal will be rerun on those
4180                  */
4181                 downgrade_connected_services();
4182         }
4183
4184         if (new_state == CONNMAN_SERVICE_STATE_FAILURE) {
4185                 if (service->userconnect == TRUE &&
4186                         __connman_agent_report_error(service,
4187                                         error2string(service->error),
4188                                         report_error_cb, NULL) == -EIO)
4189                         return 0;
4190                 service_complete(service);
4191
4192                 __connman_device_request_scan(CONNMAN_DEVICE_TYPE_UNKNOWN);
4193         } else
4194                 service->error = CONNMAN_SERVICE_ERROR_UNKNOWN;
4195
4196         iter = g_hash_table_lookup(service_hash, service->identifier);
4197         if (iter != NULL)
4198                 g_sequence_sort_changed(iter, service_compare, NULL);
4199
4200         __connman_connection_update_gateway();
4201
4202         if (new_state == CONNMAN_SERVICE_STATE_ONLINE)
4203                 default_changed();
4204
4205         return 0;
4206 }
4207
4208 int __connman_service_indicate_error(struct connman_service *service,
4209                                         enum connman_service_error error)
4210 {
4211         DBG("service %p error %d", service, error);
4212
4213         if (service == NULL)
4214                 return -EINVAL;
4215
4216         service->error = error;
4217
4218         if (service->error == CONNMAN_SERVICE_ERROR_INVALID_KEY)
4219                 __connman_service_set_passphrase(service, NULL);
4220
4221         __connman_service_ipconfig_indicate_state(service,
4222                                                 CONNMAN_SERVICE_STATE_FAILURE,
4223                                                 CONNMAN_IPCONFIG_TYPE_IPV4);
4224         __connman_service_ipconfig_indicate_state(service,
4225                                                 CONNMAN_SERVICE_STATE_FAILURE,
4226                                                 CONNMAN_IPCONFIG_TYPE_IPV6);
4227         return 0;
4228 }
4229
4230 int __connman_service_clear_error(struct connman_service *service)
4231 {
4232         DBG("service %p", service);
4233
4234         if (service == NULL)
4235                 return -EINVAL;
4236
4237         if (service->state != CONNMAN_SERVICE_STATE_FAILURE)
4238                 return -EINVAL;
4239
4240         service->state_ipv4 = service->state_ipv6 =
4241                                                 CONNMAN_SERVICE_STATE_UNKNOWN;
4242         service->error = CONNMAN_SERVICE_ERROR_UNKNOWN;;
4243
4244         if (service->favorite == TRUE)
4245                 set_reconnect_state(service, TRUE);
4246
4247         __connman_service_ipconfig_indicate_state(service,
4248                                         CONNMAN_SERVICE_STATE_IDLE,
4249                                         CONNMAN_IPCONFIG_TYPE_IPV6);
4250
4251         /*
4252          * Toggling the IPv6 state to IDLE could trigger the auto connect
4253          * machinery and consequently the IPv4 state.
4254          */
4255         if (service->state_ipv4 != CONNMAN_SERVICE_STATE_UNKNOWN &&
4256                         service->state_ipv4 != CONNMAN_SERVICE_STATE_FAILURE)
4257                 return 0;
4258
4259         return __connman_service_ipconfig_indicate_state(service,
4260                                                 CONNMAN_SERVICE_STATE_IDLE,
4261                                                 CONNMAN_IPCONFIG_TYPE_IPV4);
4262 }
4263
4264 int __connman_service_indicate_default(struct connman_service *service)
4265 {
4266         struct connman_service *current = get_default();
4267
4268         DBG("service %p default %p", service, current);
4269
4270         if (current == service)
4271                 return 0;
4272
4273         default_changed();
4274
4275         return 0;
4276 }
4277
4278 enum connman_service_state __connman_service_ipconfig_get_state(
4279                                         struct connman_service *service,
4280                                         enum connman_ipconfig_type type)
4281 {
4282         if (service == NULL)
4283                 return CONNMAN_SERVICE_STATE_UNKNOWN;
4284
4285         if (type == CONNMAN_IPCONFIG_TYPE_IPV4)
4286                 return service->state_ipv4;
4287
4288         if (type == CONNMAN_IPCONFIG_TYPE_IPV6)
4289                 return service->state_ipv6;
4290
4291         return CONNMAN_SERVICE_STATE_UNKNOWN;
4292 }
4293
4294 static void check_proxy_setup(struct connman_service *service)
4295 {
4296         /*
4297          * We start WPAD if we haven't got a PAC URL from DHCP and
4298          * if our proxy manual configuration is either empty or set
4299          * to AUTO with an empty URL.
4300          */
4301
4302         if (service->proxy != CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN)
4303                 goto done;
4304
4305         if (service->proxy_config != CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN &&
4306                 (service->proxy_config != CONNMAN_SERVICE_PROXY_METHOD_AUTO ||
4307                         service->pac != NULL))
4308                 goto done;
4309
4310         if (__connman_wpad_start(service) < 0) {
4311                 service->proxy = CONNMAN_SERVICE_PROXY_METHOD_DIRECT;
4312                 __connman_notifier_proxy_changed(service);
4313                 goto done;
4314         }
4315
4316         return;
4317
4318 done:
4319         __connman_wispr_start(service, CONNMAN_IPCONFIG_TYPE_IPV4);
4320 }
4321
4322 /*
4323  * How many networks are connected at the same time. If more than 1,
4324  * then set the rp_filter setting properly (loose mode routing) so that network
4325  * connectivity works ok. This is only done for IPv4 networks as IPv6
4326  * does not have rp_filter knob.
4327  */
4328 static int connected_networks_count;
4329 static int original_rp_filter;
4330
4331 static void service_rp_filter(struct connman_service *service,
4332                                 gboolean connected)
4333 {
4334         enum connman_ipconfig_method method;
4335
4336         method = __connman_ipconfig_get_method(service->ipconfig_ipv4);
4337
4338         switch (method) {
4339         case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
4340         case CONNMAN_IPCONFIG_METHOD_OFF:
4341         case CONNMAN_IPCONFIG_METHOD_AUTO:
4342                 return;
4343         case CONNMAN_IPCONFIG_METHOD_FIXED:
4344         case CONNMAN_IPCONFIG_METHOD_MANUAL:
4345         case CONNMAN_IPCONFIG_METHOD_DHCP:
4346                 break;
4347         }
4348
4349         if (connected == TRUE) {
4350                 if (connected_networks_count == 1) {
4351                         int filter_value;
4352                         filter_value = __connman_ipconfig_set_rp_filter();
4353                         if (filter_value < 0)
4354                                 return;
4355
4356                         original_rp_filter = filter_value;
4357                 }
4358                 connected_networks_count++;
4359
4360         } else {
4361                 if (connected_networks_count == 2)
4362                         __connman_ipconfig_unset_rp_filter(original_rp_filter);
4363
4364                 connected_networks_count--;
4365                 if (connected_networks_count < 0)
4366                         connected_networks_count = 0;
4367         }
4368
4369         DBG("%s %s ipconfig %p method %d count %d filter %d",
4370                 connected ? "connected" : "disconnected", service->identifier,
4371                 service->ipconfig_ipv4, method,
4372                 connected_networks_count, original_rp_filter);
4373 }
4374
4375 static gboolean redo_wispr(gpointer user_data)
4376 {
4377         struct connman_service *service = user_data;
4378
4379         DBG("");
4380
4381         __connman_wispr_start(service, CONNMAN_IPCONFIG_TYPE_IPV6);
4382
4383         return FALSE;
4384 }
4385
4386 int __connman_service_online_check_failed(struct connman_service *service,
4387                                         enum connman_ipconfig_type type)
4388 {
4389         DBG("service %p type %d count %d", service, type,
4390                                                 service->online_check_count);
4391
4392         if (type == CONNMAN_IPCONFIG_TYPE_IPV4)
4393                 /* currently we only retry IPv6 stuff */
4394                 return 0;
4395
4396         if (service->online_check_count != 1)
4397                 return 0;
4398
4399         service->online_check_count = 0;
4400
4401         /*
4402          * We set the timeout to 1 sec so that we have a chance to get
4403          * necessary IPv6 router advertisement messages that might have
4404          * DNS data etc.
4405          */
4406         g_timeout_add_seconds(1, redo_wispr, service);
4407
4408         return EAGAIN;
4409 }
4410
4411 int __connman_service_ipconfig_indicate_state(struct connman_service *service,
4412                                         enum connman_service_state new_state,
4413                                         enum connman_ipconfig_type type)
4414 {
4415         struct connman_ipconfig *ipconfig = NULL;
4416         enum connman_service_state old_state;
4417         int ret;
4418
4419         if (service == NULL)
4420                 return -EINVAL;
4421
4422         if (type == CONNMAN_IPCONFIG_TYPE_IPV4) {
4423                 old_state = service->state_ipv4;
4424                 ipconfig = service->ipconfig_ipv4;
4425         } else if (type == CONNMAN_IPCONFIG_TYPE_IPV6) {
4426                 old_state = service->state_ipv6;
4427                 ipconfig = service->ipconfig_ipv6;
4428         }
4429
4430         if (ipconfig == NULL)
4431                 return -EINVAL;
4432
4433         /* Any change? */
4434         if (old_state == new_state)
4435                 return -EALREADY;
4436
4437         DBG("service %p (%s) state %d (%s) type %d (%s)",
4438                 service, service ? service->identifier : NULL,
4439                 new_state, state2string(new_state),
4440                 type, __connman_ipconfig_type2string(type));
4441
4442         switch (new_state) {
4443         case CONNMAN_SERVICE_STATE_UNKNOWN:
4444         case CONNMAN_SERVICE_STATE_IDLE:
4445                 if (service->state == CONNMAN_SERVICE_STATE_FAILURE)
4446                         return -EINVAL;
4447                 break;
4448         case CONNMAN_SERVICE_STATE_ASSOCIATION:
4449                 break;
4450         case CONNMAN_SERVICE_STATE_CONFIGURATION:
4451                 __connman_ipconfig_enable(ipconfig);
4452                 break;
4453         case CONNMAN_SERVICE_STATE_READY:
4454                 update_nameservers(service);
4455
4456                 if (type == CONNMAN_IPCONFIG_TYPE_IPV4) {
4457                         check_proxy_setup(service);
4458                         service_rp_filter(service, TRUE);
4459                 } else {
4460                         service->online_check_count = 1;
4461                         __connman_wispr_start(service, type);
4462                 }
4463                 break;
4464         case CONNMAN_SERVICE_STATE_ONLINE:
4465                 break;
4466         case CONNMAN_SERVICE_STATE_DISCONNECT:
4467                 if (service->state == CONNMAN_SERVICE_STATE_IDLE)
4468                         return -EINVAL;
4469
4470                 if (type == CONNMAN_IPCONFIG_TYPE_IPV4)
4471                         service_rp_filter(service, FALSE);
4472
4473                 break;
4474         case CONNMAN_SERVICE_STATE_FAILURE:
4475                 break;
4476         }
4477
4478         /* We keep that state */
4479         if (type == CONNMAN_IPCONFIG_TYPE_IPV4)
4480                 service->state_ipv4 = new_state;
4481         else if (type == CONNMAN_IPCONFIG_TYPE_IPV6)
4482                 service->state_ipv6 = new_state;
4483
4484         ret = service_indicate_state(service);
4485
4486         /*
4487          * If the ipconfig method is OFF, then we set the state to IDLE
4488          * so that it will not affect the combined state in the future.
4489          */
4490         if (type == CONNMAN_IPCONFIG_TYPE_IPV4) {
4491                 enum connman_ipconfig_method method;
4492                 method = __connman_ipconfig_get_method(service->ipconfig_ipv4);
4493                 if (method == CONNMAN_IPCONFIG_METHOD_OFF ||
4494                                 method == CONNMAN_IPCONFIG_METHOD_UNKNOWN) {
4495                         service->state_ipv4 = CONNMAN_SERVICE_STATE_IDLE;
4496                         ret = service_indicate_state(service);
4497                 }
4498
4499         } else if (type == CONNMAN_IPCONFIG_TYPE_IPV6) {
4500                 enum connman_ipconfig_method method;
4501                 method = __connman_ipconfig_get_method(service->ipconfig_ipv6);
4502                 if (method == CONNMAN_IPCONFIG_METHOD_OFF ||
4503                                 method == CONNMAN_IPCONFIG_METHOD_UNKNOWN) {
4504                         service->state_ipv6 = CONNMAN_SERVICE_STATE_IDLE;
4505                         ret = service_indicate_state(service);
4506                 }
4507         }
4508
4509         return ret;
4510 }
4511
4512 static connman_bool_t prepare_network(struct connman_service *service)
4513 {
4514         enum connman_network_type type;
4515         unsigned int ssid_len;
4516
4517         type = connman_network_get_type(service->network);
4518
4519         switch (type) {
4520         case CONNMAN_NETWORK_TYPE_UNKNOWN:
4521         case CONNMAN_NETWORK_TYPE_VENDOR:
4522                 return FALSE;
4523         case CONNMAN_NETWORK_TYPE_WIFI:
4524                 if (connman_network_get_blob(service->network, "WiFi.SSID",
4525                                                         &ssid_len) == NULL)
4526                         return FALSE;
4527
4528                 if (service->passphrase != NULL)
4529                         connman_network_set_string(service->network,
4530                                 "WiFi.Passphrase", service->passphrase);
4531                 break;
4532         case CONNMAN_NETWORK_TYPE_ETHERNET:
4533         case CONNMAN_NETWORK_TYPE_WIMAX:
4534         case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
4535         case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
4536         case CONNMAN_NETWORK_TYPE_CELLULAR:
4537                 break;
4538         }
4539
4540         return TRUE;
4541 }
4542
4543 static void prepare_8021x(struct connman_service *service)
4544 {
4545         if (service->eap != NULL)
4546                 connman_network_set_string(service->network, "WiFi.EAP",
4547                                                                 service->eap);
4548
4549         if (service->identity != NULL)
4550                 connman_network_set_string(service->network, "WiFi.Identity",
4551                                                         service->identity);
4552
4553         if (service->ca_cert_file != NULL)
4554                 connman_network_set_string(service->network, "WiFi.CACertFile",
4555                                                         service->ca_cert_file);
4556
4557         if (service->client_cert_file != NULL)
4558                 connman_network_set_string(service->network,
4559                                                 "WiFi.ClientCertFile",
4560                                                 service->client_cert_file);
4561
4562         if (service->private_key_file != NULL)
4563                 connman_network_set_string(service->network,
4564                                                 "WiFi.PrivateKeyFile",
4565                                                 service->private_key_file);
4566
4567         if (service->private_key_passphrase != NULL)
4568                 connman_network_set_string(service->network,
4569                                         "WiFi.PrivateKeyPassphrase",
4570                                         service->private_key_passphrase);
4571
4572         if (service->phase2 != NULL)
4573                 connman_network_set_string(service->network, "WiFi.Phase2",
4574                                                         service->phase2);
4575 }
4576
4577 static int service_connect(struct connman_service *service)
4578 {
4579         int err;
4580
4581         if (service->hidden == TRUE)
4582                 return -EPERM;
4583
4584         switch (service->type) {
4585         case CONNMAN_SERVICE_TYPE_UNKNOWN:
4586         case CONNMAN_SERVICE_TYPE_SYSTEM:
4587         case CONNMAN_SERVICE_TYPE_GPS:
4588         case CONNMAN_SERVICE_TYPE_GADGET:
4589                 return -EINVAL;
4590         case CONNMAN_SERVICE_TYPE_ETHERNET:
4591         case CONNMAN_SERVICE_TYPE_WIMAX:
4592         case CONNMAN_SERVICE_TYPE_BLUETOOTH:
4593         case CONNMAN_SERVICE_TYPE_CELLULAR:
4594         case CONNMAN_SERVICE_TYPE_VPN:
4595                 break;
4596         case CONNMAN_SERVICE_TYPE_WIFI:
4597                 switch (service->security) {
4598                 case CONNMAN_SERVICE_SECURITY_UNKNOWN:
4599                 case CONNMAN_SERVICE_SECURITY_NONE:
4600                         break;
4601                 case CONNMAN_SERVICE_SECURITY_WEP:
4602                 case CONNMAN_SERVICE_SECURITY_PSK:
4603                 case CONNMAN_SERVICE_SECURITY_WPA:
4604                 case CONNMAN_SERVICE_SECURITY_RSN:
4605                         if (service->passphrase == NULL) {
4606                                 if (service->network == NULL)
4607                                         return -EOPNOTSUPP;
4608
4609                                 if (service->wps == FALSE ||
4610                                         connman_network_get_bool(
4611                                                         service->network,
4612                                                         "WiFi.UseWPS") == FALSE)
4613                                         return -ENOKEY;
4614                         }
4615                         break;
4616                 case CONNMAN_SERVICE_SECURITY_8021X:
4617                         if (service->eap == NULL)
4618                                 return -EINVAL;
4619
4620                         /*
4621                          * never request credentials if using EAP-TLS
4622                          * (EAP-TLS networks need to be fully provisioned)
4623                          */
4624                         if (g_str_equal(service->eap, "tls") == TRUE)
4625                                 break;
4626
4627                         /*
4628                          * Return -ENOKEY if either identity or passphrase is
4629                          * missing. Agent provided credentials can be used as
4630                          * fallback if needed.
4631                          */
4632                         if ((service->identity == NULL &&
4633                                         service->agent_identity == NULL) ||
4634                                         (service->passphrase == NULL &&
4635                                         service->agent_passphrase == NULL))
4636                                 return -ENOKEY;
4637
4638                         break;
4639                 }
4640                 break;
4641         }
4642
4643         if (service->network != NULL) {
4644                 if (prepare_network(service) == FALSE)
4645                         return -EINVAL;
4646
4647                 switch (service->security) {
4648                 case CONNMAN_SERVICE_SECURITY_UNKNOWN:
4649                 case CONNMAN_SERVICE_SECURITY_NONE:
4650                 case CONNMAN_SERVICE_SECURITY_WEP:
4651                 case CONNMAN_SERVICE_SECURITY_PSK:
4652                 case CONNMAN_SERVICE_SECURITY_WPA:
4653                 case CONNMAN_SERVICE_SECURITY_RSN:
4654                         break;
4655                 case CONNMAN_SERVICE_SECURITY_8021X:
4656                         prepare_8021x(service);
4657                         break;
4658                 }
4659
4660                 if (__connman_stats_service_register(service) == 0) {
4661                         __connman_stats_get(service, FALSE,
4662                                                 &service->stats.data);
4663                         __connman_stats_get(service, TRUE,
4664                                                 &service->stats_roaming.data);
4665                 }
4666
4667                 if (service->ipconfig_ipv4)
4668                         __connman_ipconfig_enable(service->ipconfig_ipv4);
4669                 if (service->ipconfig_ipv6)
4670                         __connman_ipconfig_enable(service->ipconfig_ipv6);
4671
4672                 err = __connman_network_connect(service->network);
4673         } else if (service->type == CONNMAN_SERVICE_TYPE_VPN &&
4674                                         service->provider != NULL)
4675                 err = __connman_provider_connect(service->provider);
4676         else
4677                 return -EOPNOTSUPP;
4678
4679         if (err < 0) {
4680                 if (err != -EINPROGRESS) {
4681                         __connman_ipconfig_disable(service->ipconfig_ipv4);
4682                         __connman_ipconfig_disable(service->ipconfig_ipv6);
4683                         __connman_stats_service_unregister(service);
4684                 }
4685         }
4686
4687         return err;
4688 }
4689
4690
4691 int __connman_service_connect(struct connman_service *service)
4692 {
4693         int err;
4694
4695         DBG("service %p state %s", service, state2string(service->state));
4696
4697         if (is_connected(service) == TRUE)
4698                 return -EISCONN;
4699
4700         if (is_connecting(service) == TRUE)
4701                 return -EALREADY;
4702
4703         switch (service->type) {
4704         case CONNMAN_SERVICE_TYPE_UNKNOWN:
4705         case CONNMAN_SERVICE_TYPE_SYSTEM:
4706         case CONNMAN_SERVICE_TYPE_GPS:
4707         case CONNMAN_SERVICE_TYPE_GADGET:
4708                 return -EINVAL;
4709         default:
4710                 err = service_connect(service);
4711         }
4712
4713         if (err >= 0)
4714                 return 0;
4715
4716         if (err == -EINPROGRESS) {
4717                 if (service->timeout == 0)
4718                         service->timeout = g_timeout_add_seconds(
4719                                 CONNECT_TIMEOUT, connect_timeout, service);
4720
4721                 return -EINPROGRESS;
4722         }
4723
4724         __connman_service_ipconfig_indicate_state(service,
4725                                         CONNMAN_SERVICE_STATE_FAILURE,
4726                                         CONNMAN_IPCONFIG_TYPE_IPV4);
4727         __connman_service_ipconfig_indicate_state(service,
4728                                         CONNMAN_SERVICE_STATE_FAILURE,
4729                                         CONNMAN_IPCONFIG_TYPE_IPV6);
4730
4731         if (service->network != NULL)
4732                 __connman_network_disconnect(service->network);
4733         else if (service->type == CONNMAN_SERVICE_TYPE_VPN &&
4734                                 service->provider != NULL)
4735                         __connman_provider_disconnect(service->provider);
4736
4737         if (service->userconnect == TRUE) {
4738                 if (err == -ENOKEY || err == -EPERM) {
4739                         if (__connman_agent_request_passphrase_input(service,
4740                                                         request_input_cb,
4741                                                         NULL) == -EIO)
4742                                 return -EINPROGRESS;
4743                 }
4744                 reply_pending(service, -err);
4745         }
4746
4747         return err;
4748 }
4749
4750 int __connman_service_disconnect(struct connman_service *service)
4751 {
4752         int err;
4753
4754         DBG("service %p", service);
4755
4756         if (service->network != NULL) {
4757                 err = __connman_network_disconnect(service->network);
4758         } else if (service->type == CONNMAN_SERVICE_TYPE_VPN &&
4759                                         service->provider != NULL)
4760                 err = __connman_provider_disconnect(service->provider);
4761         else
4762                 return -EOPNOTSUPP;
4763
4764         if (err < 0 && err != -EINPROGRESS)
4765                 return err;
4766
4767         __connman_6to4_remove(service->ipconfig_ipv4);
4768
4769         if (service->ipconfig_ipv4)
4770                 __connman_ipconfig_set_proxy_autoconfig(service->ipconfig_ipv4,
4771                                                         NULL);
4772         else
4773                 __connman_ipconfig_set_proxy_autoconfig(service->ipconfig_ipv6,
4774                                                         NULL);
4775
4776         __connman_ipconfig_address_remove(service->ipconfig_ipv4);
4777         __connman_ipconfig_address_remove(service->ipconfig_ipv6);
4778
4779         __connman_ipconfig_disable(service->ipconfig_ipv4);
4780         __connman_ipconfig_disable(service->ipconfig_ipv6);
4781
4782         __connman_stats_service_unregister(service);
4783
4784         return err;
4785 }
4786
4787 int __connman_service_disconnect_all(void)
4788 {
4789         GSequenceIter *iter;
4790         GSList *services = NULL, *list;
4791
4792         DBG("");
4793
4794         iter = g_sequence_get_begin_iter(service_list);
4795
4796         while (g_sequence_iter_is_end(iter) == FALSE) {
4797                 struct connman_service *service = g_sequence_get(iter);
4798
4799                 services = g_slist_prepend(services, service);
4800
4801                 iter = g_sequence_iter_next(iter);
4802         }
4803
4804         for (list = services; list != NULL; list = list->next) {
4805                 struct connman_service *service = list->data;
4806
4807                 service->ignore = TRUE;
4808
4809                 set_reconnect_state(service, FALSE);
4810
4811                 __connman_service_disconnect(service);
4812         }
4813
4814         g_slist_free(list);
4815
4816         return 0;
4817
4818 }
4819
4820 /**
4821  * lookup_by_identifier:
4822  * @identifier: service identifier
4823  *
4824  * Look up a service by identifier (reference count will not be increased)
4825  */
4826 static struct connman_service *lookup_by_identifier(const char *identifier)
4827 {
4828         GSequenceIter *iter;
4829
4830         iter = g_hash_table_lookup(service_hash, identifier);
4831         if (iter != NULL)
4832                 return g_sequence_get(iter);
4833
4834         return NULL;
4835 }
4836
4837 static void provision_changed(gpointer value, gpointer user_data)
4838 {
4839         struct connman_service *service = value;
4840         char *path = user_data;
4841
4842         __connman_config_provision_service_ident(service, path);
4843 }
4844
4845 void __connman_service_provision_changed(const char *ident)
4846 {
4847         g_sequence_foreach(service_list, provision_changed, (void *)ident);
4848 }
4849
4850 /**
4851  * __connman_service_get:
4852  * @identifier: service identifier
4853  *
4854  * Look up a service by identifier or create a new one if not found
4855  */
4856 static struct connman_service *service_get(const char *identifier)
4857 {
4858         struct connman_service *service;
4859         GSequenceIter *iter;
4860
4861         iter = g_hash_table_lookup(service_hash, identifier);
4862         if (iter != NULL) {
4863                 service = g_sequence_get(iter);
4864                 if (service != NULL)
4865                         connman_service_ref(service);
4866                 return service;
4867         }
4868
4869         service = connman_service_create();
4870         if (service == NULL)
4871                 return NULL;
4872
4873         DBG("service %p", service);
4874
4875         service->identifier = g_strdup(identifier);
4876
4877         iter = g_sequence_insert_sorted(service_list, service,
4878                                                 service_compare, NULL);
4879
4880         g_hash_table_insert(service_hash, service->identifier, iter);
4881
4882         return service;
4883 }
4884
4885 static int service_register(struct connman_service *service)
4886 {
4887         GSequenceIter *iter;
4888
4889         DBG("service %p", service);
4890
4891         if (service->path != NULL)
4892                 return -EALREADY;
4893
4894         service->path = g_strdup_printf("%s/service/%s", CONNMAN_PATH,
4895                                                 service->identifier);
4896
4897         DBG("path %s", service->path);
4898
4899         __connman_config_provision_service(service);
4900
4901         service_load(service);
4902
4903         g_dbus_register_interface(connection, service->path,
4904                                         CONNMAN_SERVICE_INTERFACE,
4905                                         service_methods, service_signals,
4906                                                         NULL, service, NULL);
4907
4908         iter = g_hash_table_lookup(service_hash, service->identifier);
4909         if (iter != NULL)
4910                 g_sequence_sort_changed(iter, service_compare, NULL);
4911
4912         __connman_connection_update_gateway();
4913
4914         return 0;
4915 }
4916
4917 static void service_up(struct connman_ipconfig *ipconfig)
4918 {
4919         struct connman_service *service = __connman_ipconfig_get_data(ipconfig);
4920
4921         DBG("%s up", __connman_ipconfig_get_ifname(ipconfig));
4922
4923         link_changed(service);
4924
4925         service->stats.valid = FALSE;
4926         service->stats_roaming.valid = FALSE;
4927 }
4928
4929 static void service_down(struct connman_ipconfig *ipconfig)
4930 {
4931         DBG("%s down", __connman_ipconfig_get_ifname(ipconfig));
4932 }
4933
4934 static void service_lower_up(struct connman_ipconfig *ipconfig)
4935 {
4936         struct connman_service *service = __connman_ipconfig_get_data(ipconfig);
4937
4938         DBG("%s lower up", __connman_ipconfig_get_ifname(ipconfig));
4939
4940         stats_start(service);
4941 }
4942
4943 static void service_lower_down(struct connman_ipconfig *ipconfig)
4944 {
4945         struct connman_service *service = __connman_ipconfig_get_data(ipconfig);
4946
4947         DBG("%s lower down", __connman_ipconfig_get_ifname(ipconfig));
4948
4949         stats_stop(service);
4950         service_save(service);
4951 }
4952
4953 static void service_ip_bound(struct connman_ipconfig *ipconfig)
4954 {
4955         struct connman_service *service = __connman_ipconfig_get_data(ipconfig);
4956         enum connman_ipconfig_method method = CONNMAN_IPCONFIG_METHOD_UNKNOWN;
4957         enum connman_ipconfig_type type = CONNMAN_IPCONFIG_TYPE_UNKNOWN;
4958
4959         DBG("%s ip bound", __connman_ipconfig_get_ifname(ipconfig));
4960
4961         type = __connman_ipconfig_get_config_type(ipconfig);
4962         method = __connman_ipconfig_get_method(ipconfig);
4963
4964         DBG("service %p ipconfig %p type %d method %d", service, ipconfig,
4965                                                         type, method);
4966
4967         if (type == CONNMAN_IPCONFIG_TYPE_IPV6 &&
4968                         method == CONNMAN_IPCONFIG_METHOD_AUTO)
4969                 __connman_service_ipconfig_indicate_state(service,
4970                                                 CONNMAN_SERVICE_STATE_READY,
4971                                                 CONNMAN_IPCONFIG_TYPE_IPV6);
4972
4973         settings_changed(service, ipconfig);
4974 }
4975
4976 static void service_ip_release(struct connman_ipconfig *ipconfig)
4977 {
4978         struct connman_service *service = __connman_ipconfig_get_data(ipconfig);
4979         enum connman_ipconfig_method method = CONNMAN_IPCONFIG_METHOD_UNKNOWN;
4980         enum connman_ipconfig_type type = CONNMAN_IPCONFIG_TYPE_UNKNOWN;
4981
4982         DBG("%s ip release", __connman_ipconfig_get_ifname(ipconfig));
4983
4984         type = __connman_ipconfig_get_config_type(ipconfig);
4985         method = __connman_ipconfig_get_method(ipconfig);
4986
4987         DBG("service %p ipconfig %p type %d method %d", service, ipconfig,
4988                                                         type, method);
4989
4990         if (type == CONNMAN_IPCONFIG_TYPE_IPV6 &&
4991                         method == CONNMAN_IPCONFIG_METHOD_OFF)
4992                 __connman_service_ipconfig_indicate_state(service,
4993                                         CONNMAN_SERVICE_STATE_DISCONNECT,
4994                                         CONNMAN_IPCONFIG_TYPE_IPV6);
4995
4996         if (type == CONNMAN_IPCONFIG_TYPE_IPV4 &&
4997                         method == CONNMAN_IPCONFIG_METHOD_OFF)
4998                 __connman_service_ipconfig_indicate_state(service,
4999                                         CONNMAN_SERVICE_STATE_DISCONNECT,
5000                                         CONNMAN_IPCONFIG_TYPE_IPV4);
5001
5002         settings_changed(service, ipconfig);
5003 }
5004
5005 static const struct connman_ipconfig_ops service_ops = {
5006         .up             = service_up,
5007         .down           = service_down,
5008         .lower_up       = service_lower_up,
5009         .lower_down     = service_lower_down,
5010         .ip_bound       = service_ip_bound,
5011         .ip_release     = service_ip_release,
5012 };
5013
5014 static void setup_ip4config(struct connman_service *service, int index,
5015                         enum connman_ipconfig_method method)
5016 {
5017         service->ipconfig_ipv4 = __connman_ipconfig_create(index,
5018                                                 CONNMAN_IPCONFIG_TYPE_IPV4);
5019         if (service->ipconfig_ipv4 == NULL)
5020                 return;
5021
5022         __connman_ipconfig_set_method(service->ipconfig_ipv4, method);
5023
5024         __connman_ipconfig_set_data(service->ipconfig_ipv4, service);
5025
5026         __connman_ipconfig_set_ops(service->ipconfig_ipv4, &service_ops);
5027 }
5028
5029 static void setup_ip6config(struct connman_service *service, int index)
5030 {
5031         service->ipconfig_ipv6 = __connman_ipconfig_create(index,
5032                                                 CONNMAN_IPCONFIG_TYPE_IPV6);
5033         if (service->ipconfig_ipv6 == NULL)
5034                 return;
5035
5036         __connman_ipconfig_set_data(service->ipconfig_ipv6, service);
5037
5038         __connman_ipconfig_set_ops(service->ipconfig_ipv6, &service_ops);
5039 }
5040
5041 void __connman_service_read_ip4config(struct connman_service *service)
5042 {
5043         GKeyFile *keyfile;
5044
5045         if (service->ipconfig_ipv4 == NULL)
5046                 return;
5047
5048         keyfile = connman_storage_load_service(service->identifier);
5049         if (keyfile == NULL)
5050                 return;
5051
5052         __connman_ipconfig_load(service->ipconfig_ipv4, keyfile,
5053                                 service->identifier, "IPv4.");
5054
5055         g_key_file_free(keyfile);
5056 }
5057
5058 void __connman_service_create_ip4config(struct connman_service *service,
5059                                         int index)
5060 {
5061         DBG("ipv4 %p", service->ipconfig_ipv4);
5062
5063         if (service->ipconfig_ipv4 != NULL)
5064                 return;
5065
5066         setup_ip4config(service, index, CONNMAN_IPCONFIG_METHOD_DHCP);
5067         __connman_service_read_ip4config(service);
5068 }
5069
5070 void __connman_service_read_ip6config(struct connman_service *service)
5071 {
5072         GKeyFile *keyfile;
5073
5074         if (service->ipconfig_ipv6 == NULL)
5075                 return;
5076
5077         keyfile = connman_storage_load_service(service->identifier);
5078         if (keyfile == NULL)
5079                 return;
5080
5081         __connman_ipconfig_load(service->ipconfig_ipv6, keyfile,
5082                                 service->identifier, "IPv6.");
5083
5084         g_key_file_free(keyfile);
5085 }
5086
5087 void __connman_service_create_ip6config(struct connman_service *service,
5088                                                                 int index)
5089 {
5090         DBG("ipv6 %p", service->ipconfig_ipv6);
5091
5092         if (service->ipconfig_ipv6 != NULL)
5093                 return;
5094
5095         setup_ip6config(service, index);
5096
5097         __connman_service_read_ip6config(service);
5098 }
5099
5100 /**
5101  * __connman_service_lookup_from_network:
5102  * @network: network structure
5103  *
5104  * Look up a service by network (reference count will not be increased)
5105  */
5106 struct connman_service *__connman_service_lookup_from_network(struct connman_network *network)
5107 {
5108         struct connman_service *service;
5109         const char *ident, *group;
5110         char *name;
5111
5112         DBG("network %p", network);
5113
5114         if (network == NULL)
5115                 return NULL;
5116
5117         ident = __connman_network_get_ident(network);
5118         if (ident == NULL)
5119                 return NULL;
5120
5121         group = connman_network_get_group(network);
5122         if (group == NULL)
5123                 return NULL;
5124
5125         name = g_strdup_printf("%s_%s_%s",
5126                         __connman_network_get_type(network), ident, group);
5127         service = lookup_by_identifier(name);
5128         g_free(name);
5129
5130         return service;
5131 }
5132
5133 struct connman_service *__connman_service_lookup_from_index(int index)
5134 {
5135         struct connman_service *service;
5136         GSequenceIter *iter;
5137
5138         iter = g_sequence_get_begin_iter(service_list);
5139
5140         while (g_sequence_iter_is_end(iter) == FALSE) {
5141                 service = g_sequence_get(iter);
5142
5143                 if (__connman_ipconfig_get_index(service->ipconfig_ipv4)
5144                                                         == index)
5145                         return service;
5146
5147                 if (__connman_ipconfig_get_index(service->ipconfig_ipv6)
5148                                                         == index)
5149                         return service;
5150
5151                 iter = g_sequence_iter_next(iter);
5152         }
5153
5154         return NULL;
5155 }
5156
5157 const char *__connman_service_get_ident(struct connman_service *service)
5158 {
5159         return service->identifier;
5160 }
5161
5162 const char *__connman_service_get_path(struct connman_service *service)
5163 {
5164         return service->path;
5165 }
5166
5167 unsigned int __connman_service_get_order(struct connman_service *service)
5168 {
5169         GSequenceIter *iter;
5170
5171         if (service == NULL)
5172                 return 0;
5173
5174         if (service->favorite == FALSE) {
5175                 service->order = 0;
5176                 goto done;
5177         }
5178
5179         iter = g_hash_table_lookup(service_hash, service->identifier);
5180         if (iter != NULL) {
5181                 if (g_sequence_iter_get_position(iter) == 0)
5182                         service->order = 1;
5183                 else if (service->type == CONNMAN_SERVICE_TYPE_VPN)
5184                         service->order = 10;
5185                 else
5186                         service->order = 0;
5187         }
5188
5189 done:
5190         return service->order;
5191 }
5192
5193 static enum connman_service_type convert_network_type(struct connman_network *network)
5194 {
5195         enum connman_network_type type = connman_network_get_type(network);
5196
5197         switch (type) {
5198         case CONNMAN_NETWORK_TYPE_UNKNOWN:
5199         case CONNMAN_NETWORK_TYPE_VENDOR:
5200                 break;
5201         case CONNMAN_NETWORK_TYPE_ETHERNET:
5202                 return CONNMAN_SERVICE_TYPE_ETHERNET;
5203         case CONNMAN_NETWORK_TYPE_WIFI:
5204                 return CONNMAN_SERVICE_TYPE_WIFI;
5205         case CONNMAN_NETWORK_TYPE_WIMAX:
5206                 return CONNMAN_SERVICE_TYPE_WIMAX;
5207         case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
5208         case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
5209                 return CONNMAN_SERVICE_TYPE_BLUETOOTH;
5210         case CONNMAN_NETWORK_TYPE_CELLULAR:
5211                 return CONNMAN_SERVICE_TYPE_CELLULAR;
5212         }
5213
5214         return CONNMAN_SERVICE_TYPE_UNKNOWN;
5215 }
5216
5217 static enum connman_service_security convert_wifi_security(const char *security)
5218 {
5219         if (security == NULL)
5220                 return CONNMAN_SERVICE_SECURITY_UNKNOWN;
5221         else if (g_str_equal(security, "none") == TRUE)
5222                 return CONNMAN_SERVICE_SECURITY_NONE;
5223         else if (g_str_equal(security, "wep") == TRUE)
5224                 return CONNMAN_SERVICE_SECURITY_WEP;
5225         else if (g_str_equal(security, "psk") == TRUE)
5226                 return CONNMAN_SERVICE_SECURITY_PSK;
5227         else if (g_str_equal(security, "ieee8021x") == TRUE)
5228                 return CONNMAN_SERVICE_SECURITY_8021X;
5229         else if (g_str_equal(security, "wpa") == TRUE)
5230                 return CONNMAN_SERVICE_SECURITY_WPA;
5231         else if (g_str_equal(security, "rsn") == TRUE)
5232                 return CONNMAN_SERVICE_SECURITY_RSN;
5233         else
5234                 return CONNMAN_SERVICE_SECURITY_UNKNOWN;
5235 }
5236
5237 static void update_from_network(struct connman_service *service,
5238                                         struct connman_network *network)
5239 {
5240         connman_uint8_t strength = service->strength;
5241         GSequenceIter *iter;
5242         const char *str;
5243
5244         DBG("service %p network %p", service, network);
5245
5246         if (is_connected(service) == TRUE)
5247                 return;
5248
5249         if (is_connecting(service) == TRUE)
5250                 return;
5251
5252         str = connman_network_get_string(network, "Name");
5253         if (str != NULL) {
5254                 g_free(service->name);
5255                 service->name = g_strdup(str);
5256                 service->hidden = FALSE;
5257         } else {
5258                 g_free(service->name);
5259                 service->name = NULL;
5260                 service->hidden = TRUE;
5261         }
5262
5263         service->strength = connman_network_get_strength(network);
5264         service->roaming = connman_network_get_bool(network, "Roaming");
5265
5266         if (service->strength == 0) {
5267                 /*
5268                  * Filter out 0-values; it's unclear what they mean
5269                  * and they cause anomalous sorting of the priority list.
5270                  */
5271                 service->strength = strength;
5272         }
5273
5274         str = connman_network_get_string(network, "WiFi.Security");
5275         service->security = convert_wifi_security(str);
5276
5277         if (service->type == CONNMAN_SERVICE_TYPE_WIFI)
5278                 service->wps = connman_network_get_bool(network, "WiFi.WPS");
5279
5280         if (service->strength > strength && service->network != NULL) {
5281                 connman_network_unref(service->network);
5282                 service->network = connman_network_ref(network);
5283
5284                 strength_changed(service);
5285         }
5286
5287         if (service->network == NULL)
5288                 service->network = connman_network_ref(network);
5289
5290         iter = g_hash_table_lookup(service_hash, service->identifier);
5291         if (iter != NULL)
5292                 g_sequence_sort_changed(iter, service_compare, NULL);
5293 }
5294
5295 /**
5296  * __connman_service_create_from_network:
5297  * @network: network structure
5298  *
5299  * Look up service by network and if not found, create one
5300  */
5301 struct connman_service * __connman_service_create_from_network(struct connman_network *network)
5302 {
5303         struct connman_service *service;
5304         struct connman_device *device;
5305         const char *ident, *group;
5306         char *name;
5307         int index;
5308
5309         DBG("network %p", network);
5310
5311         if (network == NULL)
5312                 return NULL;
5313
5314         ident = __connman_network_get_ident(network);
5315         if (ident == NULL)
5316                 return NULL;
5317
5318         group = connman_network_get_group(network);
5319         if (group == NULL)
5320                 return NULL;
5321
5322         name = g_strdup_printf("%s_%s_%s",
5323                         __connman_network_get_type(network), ident, group);
5324         service = service_get(name);
5325         g_free(name);
5326
5327         if (service == NULL)
5328                 return NULL;
5329
5330         if (__connman_network_get_weakness(network) == TRUE)
5331                 return service;
5332
5333         if (service->path != NULL) {
5334                 update_from_network(service, network);
5335                 __connman_connection_update_gateway();
5336                 return service;
5337         }
5338
5339         service->type = convert_network_type(network);
5340
5341         switch (service->type) {
5342         case CONNMAN_SERVICE_TYPE_UNKNOWN:
5343         case CONNMAN_SERVICE_TYPE_SYSTEM:
5344         case CONNMAN_SERVICE_TYPE_ETHERNET:
5345         case CONNMAN_SERVICE_TYPE_WIMAX:
5346         case CONNMAN_SERVICE_TYPE_BLUETOOTH:
5347         case CONNMAN_SERVICE_TYPE_GPS:
5348         case CONNMAN_SERVICE_TYPE_VPN:
5349         case CONNMAN_SERVICE_TYPE_GADGET:
5350                 service->autoconnect = FALSE;
5351                 break;
5352         case CONNMAN_SERVICE_TYPE_WIFI:
5353         case CONNMAN_SERVICE_TYPE_CELLULAR:
5354                 service->autoconnect = TRUE;
5355                 break;
5356         }
5357
5358         service->state_ipv4 = service->state_ipv6 = CONNMAN_SERVICE_STATE_IDLE;
5359         service->state = combine_state(service->state_ipv4, service->state_ipv6);
5360
5361         update_from_network(service, network);
5362
5363         index = connman_network_get_index(network);
5364
5365         if (service->ipconfig_ipv4 == NULL)
5366                 setup_ip4config(service, index, CONNMAN_IPCONFIG_METHOD_DHCP);
5367
5368         if (service->ipconfig_ipv6 == NULL)
5369                 setup_ip6config(service, index);
5370
5371         service_register(service);
5372
5373         if (service->favorite == TRUE) {
5374                 device = connman_network_get_device(service->network);
5375                 if (device && __connman_device_scanning(device) == FALSE)
5376                         __connman_service_auto_connect();
5377         }
5378
5379         __connman_notifier_service_add(service, service->name);
5380         service_schedule_added(service);
5381
5382         return service;
5383 }
5384
5385 void __connman_service_update_from_network(struct connman_network *network)
5386 {
5387         connman_bool_t need_sort = FALSE;
5388         struct connman_service *service;
5389         connman_uint8_t strength;
5390         connman_bool_t roaming;
5391         GSequenceIter *iter;
5392         const char *name;
5393         connman_bool_t stats_enable;
5394
5395         DBG("network %p", network);
5396
5397         service = __connman_service_lookup_from_network(network);
5398         if (service == NULL)
5399                 return;
5400
5401         if (service->network == NULL)
5402                 return;
5403
5404         name = connman_network_get_string(service->network, "Name");
5405         if (g_strcmp0(service->name, name) != 0) {
5406                 g_free(service->name);
5407                 service->name = g_strdup(name);
5408                 connman_dbus_property_changed_basic(service->path,
5409                                 CONNMAN_SERVICE_INTERFACE, "Name",
5410                                 DBUS_TYPE_STRING, &service->name);
5411         }
5412
5413         if (service->type == CONNMAN_SERVICE_TYPE_WIFI)
5414                 service->wps = connman_network_get_bool(network, "WiFi.WPS");
5415
5416         strength = connman_network_get_strength(service->network);
5417         if (strength == service->strength)
5418                 goto roaming;
5419
5420         service->strength = strength;
5421         need_sort = TRUE;
5422
5423         strength_changed(service);
5424
5425 roaming:
5426         roaming = connman_network_get_bool(service->network, "Roaming");
5427         if (roaming == service->roaming)
5428                 goto sorting;
5429
5430         stats_enable = stats_enabled(service);
5431         if (stats_enable == TRUE)
5432                 stats_stop(service);
5433
5434         service->roaming = roaming;
5435         need_sort = TRUE;
5436
5437         if (stats_enable == TRUE)
5438                 stats_start(service);
5439
5440         roaming_changed(service);
5441
5442 sorting:
5443         if (need_sort == TRUE) {
5444                 iter = g_hash_table_lookup(service_hash, service->identifier);
5445                 if (iter != NULL)
5446                         g_sequence_sort_changed(iter, service_compare, NULL);
5447         }
5448 }
5449
5450 void __connman_service_remove_from_network(struct connman_network *network)
5451 {
5452         struct connman_service *service;
5453
5454         DBG("network %p", network);
5455
5456         service = __connman_service_lookup_from_network(network);
5457         if (service == NULL)
5458                 return;
5459
5460         __connman_connection_gateway_remove(service,
5461                                         CONNMAN_IPCONFIG_TYPE_ALL);
5462
5463         connman_service_unref(service);
5464 }
5465
5466 /**
5467  * __connman_service_create_from_provider:
5468  * @provider: provider structure
5469  *
5470  * Look up service by provider and if not found, create one
5471  */
5472 struct connman_service *
5473 __connman_service_create_from_provider(struct connman_provider *provider)
5474 {
5475         struct connman_service *service;
5476         const char *ident, *str;
5477         char *name;
5478         int index = connman_provider_get_index(provider);
5479
5480         DBG("provider %p", provider);
5481
5482         ident = __connman_provider_get_ident(provider);
5483         if (ident == NULL)
5484                 return NULL;
5485
5486         name = g_strdup_printf("vpn_%s", ident);
5487         service = service_get(name);
5488         g_free(name);
5489
5490         if (service == NULL)
5491                 return NULL;
5492
5493         service->type = CONNMAN_SERVICE_TYPE_VPN;
5494         service->provider = connman_provider_ref(provider);
5495         service->autoconnect = FALSE;
5496         service->userconnect = TRUE;
5497
5498         service->state_ipv4 = service->state_ipv6 = CONNMAN_SERVICE_STATE_IDLE;
5499         service->state = combine_state(service->state_ipv4, service->state_ipv6);
5500
5501         str = connman_provider_get_string(provider, "Name");
5502         if (str != NULL) {
5503                 g_free(service->name);
5504                 service->name = g_strdup(str);
5505                 service->hidden = FALSE;
5506         } else {
5507                 g_free(service->name);
5508                 service->name = NULL;
5509                 service->hidden = TRUE;
5510         }
5511
5512         service->strength = 0;
5513
5514         if (service->ipconfig_ipv4 == NULL)
5515                 setup_ip4config(service, index, CONNMAN_IPCONFIG_METHOD_MANUAL);
5516
5517         if (service->ipconfig_ipv6 == NULL)
5518                 setup_ip6config(service, index);
5519
5520         service_register(service);
5521
5522         __connman_notifier_service_add(service, service->name);
5523         service_schedule_added(service);
5524
5525         return service;
5526 }
5527
5528 int __connman_service_init(void)
5529 {
5530         DBG("");
5531
5532         connection = connman_dbus_get_connection();
5533
5534         service_hash = g_hash_table_new_full(g_str_hash, g_str_equal,
5535                                                                 NULL, NULL);
5536
5537         service_list = g_sequence_new(service_free);
5538
5539         services_notify = g_new0(struct _services_notify, 1);
5540         services_notify->remove = g_hash_table_new_full(g_str_hash,
5541                         g_str_equal, g_free, NULL);
5542         services_notify->add = g_hash_table_new(g_str_hash, g_str_equal);
5543
5544         return 0;
5545 }
5546
5547 void __connman_service_cleanup(void)
5548 {
5549         GSequence *list;
5550
5551         DBG("");
5552
5553         list = service_list;
5554         service_list = NULL;
5555         g_sequence_free(list);
5556
5557         g_hash_table_destroy(service_hash);
5558         service_hash = NULL;
5559
5560         g_slist_free(counter_list);
5561         counter_list = NULL;
5562
5563         if (services_notify->id != 0) {
5564                 g_source_remove(services_notify->id);
5565                 service_send_signals(NULL);
5566                 g_hash_table_destroy(services_notify->remove);
5567                 g_hash_table_destroy(services_notify->add);
5568         }
5569         g_free(services_notify);
5570
5571         dbus_connection_unref(connection);
5572 }