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_idle_state(const struct connman_service *service,
 744                                 enum connman_service_state state)
 745 {
 746         switch (state) {
 747         case CONNMAN_SERVICE_STATE_UNKNOWN:
 748         case CONNMAN_SERVICE_STATE_ASSOCIATION:
 749         case CONNMAN_SERVICE_STATE_CONFIGURATION:
 750         case CONNMAN_SERVICE_STATE_READY:
 751         case CONNMAN_SERVICE_STATE_ONLINE:
 752         case CONNMAN_SERVICE_STATE_DISCONNECT:
 753         case CONNMAN_SERVICE_STATE_FAILURE:
 754                 break;
 755         case CONNMAN_SERVICE_STATE_IDLE:
 756                 return TRUE;
 757         }
 758
 759         return FALSE;
 760 }
 761
 762 static connman_bool_t is_connecting(struct connman_service *service)
 763 {
 764         return is_connecting_state(service, service->state);
 765 }
 766
 767 static connman_bool_t is_connected(struct connman_service *service)
 768 {
 769         return is_connected_state(service, service->state);
 770 }
 771
 772 static void update_nameservers(struct connman_service *service)
 773 {
 774         const char *ifname;
 775
 776         if (service->ipconfig_ipv4)
 777                 ifname = __connman_ipconfig_get_ifname(service->ipconfig_ipv4);
 778         else if (service->ipconfig_ipv6)
 779                 ifname = __connman_ipconfig_get_ifname(service->ipconfig_ipv6);
 780         else
 781                 ifname = NULL;
 782
 783         if (ifname == NULL)
 784                 return;
 785
 786         switch (combine_state(service->state_ipv4, service->state_ipv6)) {
 787         case CONNMAN_SERVICE_STATE_UNKNOWN:
 788         case CONNMAN_SERVICE_STATE_IDLE:
 789         case CONNMAN_SERVICE_STATE_ASSOCIATION:
 790         case CONNMAN_SERVICE_STATE_CONFIGURATION:
 791                 return;
 792         case CONNMAN_SERVICE_STATE_FAILURE:
 793         case CONNMAN_SERVICE_STATE_DISCONNECT:
 794                 connman_resolver_remove_all(ifname);
 795                 return;
 796         case CONNMAN_SERVICE_STATE_READY:
 797         case CONNMAN_SERVICE_STATE_ONLINE:
 798                 break;
 799         }
 800
 801         if (service->nameservers_config != NULL) {
 802                 int i;
 803
 804                 for (i = 0; service->nameservers_config[i] != NULL; i++) {
 805                         connman_resolver_append(ifname, NULL,
 806                                                 service->nameservers_config[i]);
 807                 }
 808         } else if (service->nameservers != NULL) {
 809                 int i;
 810
 811                 for (i = 0; service->nameservers[i] != NULL; i++) {
 812                         connman_resolver_append(ifname, NULL,
 813                                                 service->nameservers[i]);
 814                 }
 815         }
 816
 817         if (service->domains != NULL) {
 818                 int i;
 819
 820                 for (i = 0; service->domains[i]; i++)
 821                         connman_resolver_append(ifname, service->domains[i],
 822                                                 NULL);
 823         } else if (service->domainname != NULL)
 824                 connman_resolver_append(ifname, service->domainname, NULL);
 825
 826         connman_resolver_flush();
 827 }
 828
 829 /*
 830  * The is_auto variable is set to true when IPv6 autoconf nameservers are
 831  * inserted to resolver via netlink message (see rtnl.c:rtnl_newnduseropt()
 832  * for details) and not through service.c
 833  */
 834 int __connman_service_nameserver_append(struct connman_service *service,
 835                                 const char *nameserver, gboolean is_auto)
 836 {
 837         char **nameservers;
 838         int len, i;
 839
 840         DBG("service %p nameserver %s auto %d", service, nameserver, is_auto);
 841
 842         if (nameserver == NULL)
 843                 return -EINVAL;
 844
 845         if (is_auto == TRUE)
 846                 nameservers = service->nameservers_auto;
 847         else
 848                 nameservers = service->nameservers;
 849
 850         for (i = 0; nameservers != NULL && nameservers[i] != NULL; i++)
 851                 if (g_strcmp0(nameservers[i], nameserver) == 0)
 852                         return -EEXIST;
 853
 854         if (nameservers != NULL) {
 855                 len = g_strv_length(nameservers);
 856                 nameservers = g_try_renew(char *, nameservers, len + 2);
 857         } else {
 858                 len = 0;
 859                 nameservers = g_try_new0(char *, len + 2);
 860         }
 861
 862         if (nameservers == NULL)
 863                 return -ENOMEM;
 864
 865         nameservers[len] = g_strdup(nameserver);
 866         if (nameservers[len] == NULL)
 867                 return -ENOMEM;
 868
 869         nameservers[len + 1] = NULL;
 870
 871         if (is_auto == TRUE) {
 872                 service->nameservers_auto = nameservers;
 873         } else {
 874                 service->nameservers = nameservers;
 875                 update_nameservers(service);
 876         }
 877
 878         return 0;
 879 }
 880
 881 int __connman_service_nameserver_remove(struct connman_service *service,
 882                                 const char *nameserver, gboolean is_auto)
 883 {
 884         char **servers, **nameservers;
 885         gboolean found = FALSE;
 886         int len, i, j;
 887
 888         DBG("service %p nameserver %s auto %d", service, nameserver, is_auto);
 889
 890         if (nameserver == NULL)
 891                 return -EINVAL;
 892
 893         if (is_auto == TRUE)
 894                 nameservers = service->nameservers_auto;
 895         else
 896                 nameservers = service->nameservers;
 897
 898         if (nameservers == NULL)
 899                 return 0;
 900
 901         for (i = 0; nameservers != NULL && nameservers[i] != NULL; i++)
 902                 if (g_strcmp0(nameservers[i], nameserver) == 0) {
 903                         found = TRUE;
 904                         break;
 905                 }
 906
 907         if (found == FALSE)
 908                 return 0;
 909
 910         len = g_strv_length(nameservers);
 911
 912         if (len == 1) {
 913                 g_strfreev(nameservers);
 914                 if (is_auto == TRUE)
 915                         service->nameservers_auto = NULL;
 916                 else
 917                         service->nameservers = NULL;
 918
 919                 return 0;
 920         }
 921
 922         servers = g_try_new0(char *, len);
 923         if (servers == NULL)
 924                 return -ENOMEM;
 925
 926         for (i = 0, j = 0; i < len; i++) {
 927                 if (g_strcmp0(nameservers[i], nameserver) != 0) {
 928                         servers[j] = g_strdup(nameservers[i]);
 929                         if (servers[j] == NULL)
 930                                 return -ENOMEM;
 931                         j++;
 932                 }
 933         }
 934         servers[len - 1] = NULL;
 935
 936         g_strfreev(nameservers);
 937         nameservers = servers;
 938
 939         if (is_auto == TRUE) {
 940                 service->nameservers_auto = nameservers;
 941         } else {
 942                 service->nameservers = nameservers;
 943                 update_nameservers(service);
 944         }
 945
 946         return 0;
 947 }
 948
 949 void __connman_service_nameserver_clear(struct connman_service *service)
 950 {
 951         g_strfreev(service->nameservers);
 952         service->nameservers = NULL;
 953
 954         update_nameservers(service);
 955 }
 956
 957 static void nameserver_add_routes(int index, char **nameservers,
 958                                         const char *gw)
 959 {
 960         int i, ret, family;
 961         struct addrinfo hints;
 962         struct addrinfo *addr;
 963
 964         for (i = 0; nameservers[i] != NULL; i++) {
 965                 memset(&hints, 0, sizeof(struct addrinfo));
 966                 hints.ai_flags = AI_NUMERICHOST;
 967                 addr = NULL;
 968
 969                 ret = getaddrinfo(nameservers[i], NULL, &hints, &addr);
 970                 if (ret == EAI_NONAME)
 971                         family = AF_INET; /* use the IPv4 as a default */
 972                 else if (ret != 0)
 973                         continue;
 974                 else
 975                         family = addr->ai_family;
 976
 977                 if (family == AF_INET) {
 978                         if (connman_inet_compare_subnet(index,
 979                                                 nameservers[i]) != TRUE)
 980                                 connman_inet_add_host_route(index,
 981                                                         nameservers[i], gw);
 982                 } else if (family == AF_INET6)
 983                         connman_inet_add_ipv6_host_route(index,
 984                                                         nameservers[i], gw);
 985
 986                 freeaddrinfo(addr);
 987         }
 988 }
 989
 990 static void nameserver_del_routes(int index, char **nameservers,
 991                                 enum connman_ipconfig_type type)
 992 {
 993         int i, ret, family;
 994         struct addrinfo hints;
 995         struct addrinfo *addr;
 996
 997         for (i = 0; nameservers[i] != NULL; i++) {
 998                 memset(&hints, 0, sizeof(struct addrinfo));
 999                 hints.ai_flags = AI_NUMERICHOST;
1000                 addr = NULL;
1001
1002                 ret = getaddrinfo(nameservers[i], NULL, &hints, &addr);
1003                 if (ret == EAI_NONAME)
1004                         family = AF_INET; /* use the IPv4 as a default */
1005                 else if (ret != 0)
1006                         continue;
1007                 else
1008                         family = addr->ai_family;
1009
1010                 switch (family) {
1011                 case AF_INET:
1012                         if (type != CONNMAN_IPCONFIG_TYPE_IPV6)
1013                                 connman_inet_del_host_route(index,
1014                                                         nameservers[i]);
1015                         break;
1016                 case AF_INET6:
1017                         if (type != CONNMAN_IPCONFIG_TYPE_IPV4)
1018                                 connman_inet_del_ipv6_host_route(index,
1019                                                         nameservers[i]);
1020                         break;
1021                 }
1022
1023                 freeaddrinfo(addr);
1024         }
1025 }
1026
1027 void __connman_service_nameserver_add_routes(struct connman_service *service,
1028                                                 const char *gw)
1029 {
1030         int index = -1;
1031
1032         if (service == NULL)
1033                 return;
1034
1035         if (service->network != NULL)
1036                 index = connman_network_get_index(service->network);
1037         else if (service->provider != NULL)
1038                 index = connman_provider_get_index(service->provider);
1039
1040         if (service->nameservers_config != NULL) {
1041                 /*
1042                  * Configured nameserver takes preference over the
1043                  * discoverd nameserver gathered from DHCP, VPN, etc.
1044                  */
1045                 nameserver_add_routes(index, service->nameservers_config, gw);
1046         } else if (service->nameservers != NULL) {
1047                 /*
1048                  * We add nameservers host routes for nameservers that
1049                  * are not on our subnet. For those who are, the subnet
1050                  * route will be installed by the time the dns proxy code
1051                  * tries to reach them. The subnet route is installed
1052                  * when setting the interface IP address.
1053                  */
1054                 nameserver_add_routes(index, service->nameservers, gw);
1055         }
1056 }
1057
1058 void __connman_service_nameserver_del_routes(struct connman_service *service,
1059                                         enum connman_ipconfig_type type)
1060 {
1061         int index = -1;
1062
1063         if (service == NULL)
1064                 return;
1065
1066         if (service->network != NULL)
1067                 index = connman_network_get_index(service->network);
1068         else if (service->provider != NULL)
1069                 index = connman_provider_get_index(service->provider);
1070
1071         if (service->nameservers_config != NULL)
1072                 nameserver_del_routes(index, service->nameservers_config,
1073                                         type);
1074         else if (service->nameservers != NULL)
1075                 nameserver_del_routes(index, service->nameservers, type);
1076 }
1077
1078 static struct connman_stats *stats_get(struct connman_service *service)
1079 {
1080         if (service->roaming == TRUE)
1081                 return &service->stats_roaming;
1082         else
1083                 return &service->stats;
1084 }
1085
1086 static connman_bool_t stats_enabled(struct connman_service *service)
1087 {
1088         struct connman_stats *stats = stats_get(service);
1089
1090         return stats->enabled;
1091 }
1092
1093 static void stats_start(struct connman_service *service)
1094 {
1095         struct connman_stats *stats = stats_get(service);
1096
1097         DBG("service %p", service);
1098
1099         if (stats->timer == NULL)
1100                 return;
1101
1102         stats->enabled = TRUE;
1103         stats->data_last.time = stats->data.time;
1104
1105         g_timer_start(stats->timer);
1106 }
1107
1108 static void stats_stop(struct connman_service *service)
1109 {
1110         struct connman_stats *stats = stats_get(service);
1111         unsigned int seconds;
1112
1113         DBG("service %p", service);
1114
1115         if (stats->timer == NULL)
1116                 return;
1117
1118         if (stats->enabled == FALSE)
1119                 return;
1120
1121         g_timer_stop(stats->timer);
1122
1123         seconds = g_timer_elapsed(stats->timer, NULL);
1124         stats->data.time = stats->data_last.time + seconds;
1125
1126         stats->enabled = FALSE;
1127 }
1128
1129 static void reset_stats(struct connman_service *service)
1130 {
1131         DBG("service %p", service);
1132
1133         /* home */
1134         service->stats.valid = FALSE;
1135
1136         service->stats.data.rx_packets = 0;
1137         service->stats.data.tx_packets = 0;
1138         service->stats.data.rx_bytes = 0;
1139         service->stats.data.tx_bytes = 0;
1140         service->stats.data.rx_errors = 0;
1141         service->stats.data.tx_errors = 0;
1142         service->stats.data.rx_dropped = 0;
1143         service->stats.data.tx_dropped = 0;
1144         service->stats.data.time = 0;
1145         service->stats.data_last.time = 0;
1146
1147         g_timer_reset(service->stats.timer);
1148
1149         /* roaming */
1150         service->stats_roaming.valid = FALSE;
1151
1152         service->stats_roaming.data.rx_packets = 0;
1153         service->stats_roaming.data.tx_packets = 0;
1154         service->stats_roaming.data.rx_bytes = 0;
1155         service->stats_roaming.data.tx_bytes = 0;
1156         service->stats_roaming.data.rx_errors = 0;
1157         service->stats_roaming.data.tx_errors = 0;
1158         service->stats_roaming.data.rx_dropped = 0;
1159         service->stats_roaming.data.tx_dropped = 0;
1160         service->stats_roaming.data.time = 0;
1161         service->stats_roaming.data_last.time = 0;
1162
1163         g_timer_reset(service->stats_roaming.timer);
1164 }
1165
1166 static struct connman_service *get_default(void)
1167 {
1168         struct connman_service *service;
1169         GSequenceIter *iter;
1170
1171         iter = g_sequence_get_begin_iter(service_list);
1172
1173         if (g_sequence_iter_is_end(iter) == TRUE)
1174                 return NULL;
1175
1176         service = g_sequence_get(iter);
1177
1178         if (is_connected(service) == FALSE)
1179                 return NULL;
1180
1181         return service;
1182 }
1183
1184 static void default_changed(void)
1185 {
1186         struct connman_service *service = get_default();
1187
1188         __connman_notifier_default_changed(service);
1189 }
1190
1191 static void state_changed(struct connman_service *service)
1192 {
1193         const char *str;
1194
1195         __connman_notifier_service_state_changed(service, service->state);
1196
1197         str = state2string(service->state);
1198         if (str == NULL)
1199                 return;
1200
1201         connman_dbus_property_changed_basic(service->path,
1202                                 CONNMAN_SERVICE_INTERFACE, "State",
1203                                                 DBUS_TYPE_STRING, &str);
1204 }
1205
1206 static void strength_changed(struct connman_service *service)
1207 {
1208         if (service->strength == 0)
1209                 return;
1210
1211         connman_dbus_property_changed_basic(service->path,
1212                                 CONNMAN_SERVICE_INTERFACE, "Strength",
1213                                         DBUS_TYPE_BYTE, &service->strength);
1214 }
1215
1216 static void favorite_changed(struct connman_service *service)
1217 {
1218         if (service->path == NULL)
1219                 return;
1220
1221         connman_dbus_property_changed_basic(service->path,
1222                                 CONNMAN_SERVICE_INTERFACE, "Favorite",
1223                                         DBUS_TYPE_BOOLEAN, &service->favorite);
1224 }
1225
1226 static void immutable_changed(struct connman_service *service)
1227 {
1228         if (service->path == NULL)
1229                 return;
1230
1231         connman_dbus_property_changed_basic(service->path,
1232                                 CONNMAN_SERVICE_INTERFACE, "Immutable",
1233                                         DBUS_TYPE_BOOLEAN, &service->immutable);
1234 }
1235
1236 static void roaming_changed(struct connman_service *service)
1237 {
1238         if (service->path == NULL)
1239                 return;
1240
1241         connman_dbus_property_changed_basic(service->path,
1242                                 CONNMAN_SERVICE_INTERFACE, "Roaming",
1243                                         DBUS_TYPE_BOOLEAN, &service->roaming);
1244 }
1245
1246 static void autoconnect_changed(struct connman_service *service)
1247 {
1248         if (service->path == NULL)
1249                 return;
1250
1251         connman_dbus_property_changed_basic(service->path,
1252                                 CONNMAN_SERVICE_INTERFACE, "AutoConnect",
1253                                 DBUS_TYPE_BOOLEAN, &service->autoconnect);
1254 }
1255
1256 static void append_security(DBusMessageIter *iter, void *user_data)
1257 {
1258         struct connman_service *service = user_data;
1259         const char *str;
1260
1261         str = security2string(service->security);
1262         if (str != NULL)
1263                 dbus_message_iter_append_basic(iter,
1264                                 DBUS_TYPE_STRING, &str);
1265
1266         /*
1267          * Some access points incorrectly advertise WPS even when they
1268          * are configured as open or no security, so filter
1269          * appropriately.
1270          */
1271         if (service->wps == TRUE) {
1272                 switch (service->security) {
1273                 case CONNMAN_SERVICE_SECURITY_PSK:
1274                 case CONNMAN_SERVICE_SECURITY_WPA:
1275                 case CONNMAN_SERVICE_SECURITY_RSN:
1276                         str = "wps";
1277                         dbus_message_iter_append_basic(iter,
1278                                 DBUS_TYPE_STRING, &str);
1279                         break;
1280                 case CONNMAN_SERVICE_SECURITY_UNKNOWN:
1281                 case CONNMAN_SERVICE_SECURITY_NONE:
1282                 case CONNMAN_SERVICE_SECURITY_WEP:
1283                 case CONNMAN_SERVICE_SECURITY_8021X:
1284                         break;
1285                 }
1286         }
1287 }
1288
1289 static void append_ethernet(DBusMessageIter *iter, void *user_data)
1290 {
1291         struct connman_service *service = user_data;
1292
1293         if (service->ipconfig_ipv4 != NULL)
1294                 __connman_ipconfig_append_ethernet(service->ipconfig_ipv4,
1295                                                                         iter);
1296         else if (service->ipconfig_ipv6 != NULL)
1297                 __connman_ipconfig_append_ethernet(service->ipconfig_ipv6,
1298                                                                         iter);
1299 }
1300
1301 static void append_ipv4(DBusMessageIter *iter, void *user_data)
1302 {
1303         struct connman_service *service = user_data;
1304
1305         DBG("ipv4 %p state %s", service->ipconfig_ipv4,
1306                                 state2string(service->state_ipv4));
1307
1308         if (is_connected_state(service, service->state_ipv4) == FALSE)
1309                 return;
1310
1311         if (service->ipconfig_ipv4 != NULL)
1312                 __connman_ipconfig_append_ipv4(service->ipconfig_ipv4, iter);
1313 }
1314
1315 static void append_ipv6(DBusMessageIter *iter, void *user_data)
1316 {
1317         struct connman_service *service = user_data;
1318
1319         DBG("ipv6 %p state %s", service->ipconfig_ipv6,
1320                                 state2string(service->state_ipv6));
1321
1322         if (is_connected_state(service, service->state_ipv6) == FALSE)
1323                 return;
1324
1325         if (service->ipconfig_ipv6 != NULL)
1326                 __connman_ipconfig_append_ipv6(service->ipconfig_ipv6, iter,
1327                                                 service->ipconfig_ipv4);
1328 }
1329
1330 static void append_ipv4config(DBusMessageIter *iter, void *user_data)
1331 {
1332         struct connman_service *service = user_data;
1333
1334         if (service->ipconfig_ipv4 != NULL)
1335                 __connman_ipconfig_append_ipv4config(service->ipconfig_ipv4,
1336                                                         iter);
1337 }
1338
1339 static void append_ipv6config(DBusMessageIter *iter, void *user_data)
1340 {
1341         struct connman_service *service = user_data;
1342
1343         if (service->ipconfig_ipv6 != NULL)
1344                 __connman_ipconfig_append_ipv6config(service->ipconfig_ipv6,
1345                                                         iter);
1346 }
1347
1348 static void append_nameserver(DBusMessageIter *iter, char ***nameservers)
1349 {
1350         char **servers;
1351         int i;
1352
1353         servers = *nameservers;
1354
1355         for (i = 0; servers[i] != NULL; i++) {
1356                 dbus_message_iter_append_basic(iter,
1357                                         DBUS_TYPE_STRING, &servers[i]);
1358         }
1359 }
1360
1361 static void append_dns(DBusMessageIter *iter, void *user_data)
1362 {
1363         struct connman_service *service = user_data;
1364
1365         if (is_connected(service) == FALSE)
1366                 return;
1367
1368         if (service->nameservers_config != NULL) {
1369                 append_nameserver(iter, &service->nameservers_config);
1370                 return;
1371         } else {
1372                 if (service->nameservers != NULL)
1373                         append_nameserver(iter, &service->nameservers);
1374
1375                 if (service->nameservers_auto != NULL)
1376                         append_nameserver(iter, &service->nameservers_auto);
1377         }
1378 }
1379
1380 static void append_dnsconfig(DBusMessageIter *iter, void *user_data)
1381 {
1382         struct connman_service *service = user_data;
1383         int i;
1384
1385         if (service->nameservers_config == NULL)
1386                 return;
1387
1388         for (i = 0; service->nameservers_config[i]; i++) {
1389                 dbus_message_iter_append_basic(iter,
1390                                 DBUS_TYPE_STRING,
1391                                 &service->nameservers_config[i]);
1392         }
1393 }
1394
1395 static void append_domain(DBusMessageIter *iter, void *user_data)
1396 {
1397         struct connman_service *service = user_data;
1398
1399         if (is_connected(service) == FALSE &&
1400                                 is_connecting(service) == FALSE)
1401                 return;
1402
1403         if (service->domainname == NULL)
1404                 return;
1405
1406         dbus_message_iter_append_basic(iter,
1407                                 DBUS_TYPE_STRING, &service->domainname);
1408 }
1409
1410 static void append_domainconfig(DBusMessageIter *iter, void *user_data)
1411 {
1412         struct connman_service *service = user_data;
1413         int i;
1414
1415         if (service->domains == NULL)
1416                 return;
1417
1418         for (i = 0; service->domains[i]; i++)
1419                 dbus_message_iter_append_basic(iter,
1420                                 DBUS_TYPE_STRING, &service->domains[i]);
1421 }
1422
1423 static void append_proxies(DBusMessageIter *iter, void *user_data)
1424 {
1425         struct connman_service *service = user_data;
1426         int i;
1427
1428         if (service->proxies == NULL)
1429                 return;
1430
1431         for (i = 0; service->proxies[i]; i++)
1432                 dbus_message_iter_append_basic(iter,
1433                                 DBUS_TYPE_STRING, &service->proxies[i]);
1434 }
1435
1436 static void append_excludes(DBusMessageIter *iter, void *user_data)
1437 {
1438         struct connman_service *service = user_data;
1439         int i;
1440
1441         if (service->excludes == NULL)
1442                 return;
1443
1444         for (i = 0; service->excludes[i]; i++)
1445                 dbus_message_iter_append_basic(iter,
1446                                 DBUS_TYPE_STRING, &service->excludes[i]);
1447 }
1448
1449 static void append_proxy(DBusMessageIter *iter, void *user_data)
1450 {
1451         struct connman_service *service = user_data;
1452         enum connman_service_proxy_method proxy;
1453         const char *pac = NULL;
1454         const char *method = proxymethod2string(
1455                 CONNMAN_SERVICE_PROXY_METHOD_DIRECT);
1456
1457         DBG("");
1458
1459         if (is_connected(service) == FALSE)
1460                 return;
1461
1462         proxy = connman_service_get_proxy_method(service);
1463
1464         switch (proxy) {
1465         case CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN:
1466                 return;
1467         case CONNMAN_SERVICE_PROXY_METHOD_DIRECT:
1468                 goto done;
1469         case CONNMAN_SERVICE_PROXY_METHOD_MANUAL:
1470                 connman_dbus_dict_append_array(iter, "Servers",
1471                                         DBUS_TYPE_STRING, append_proxies,
1472                                         service);
1473
1474                 connman_dbus_dict_append_array(iter, "Excludes",
1475                                         DBUS_TYPE_STRING, append_excludes,
1476                                         service);
1477                 break;
1478         case CONNMAN_SERVICE_PROXY_METHOD_AUTO:
1479                 /* Maybe DHCP, or WPAD,  has provided an url for a pac file */
1480                 if (service->ipconfig_ipv4 != NULL)
1481                         pac = __connman_ipconfig_get_proxy_autoconfig(
1482                                 service->ipconfig_ipv4);
1483                 else if (service->ipconfig_ipv6 != NULL)
1484                         pac = __connman_ipconfig_get_proxy_autoconfig(
1485                                 service->ipconfig_ipv6);
1486
1487                 if (service->pac == NULL && pac == NULL)
1488                         goto done;
1489
1490                 if (service->pac != NULL)
1491                         pac = service->pac;
1492
1493                 connman_dbus_dict_append_basic(iter, "URL",
1494                                         DBUS_TYPE_STRING, &pac);
1495                 break;
1496         }
1497
1498         method = proxymethod2string(proxy);
1499
1500 done:
1501         connman_dbus_dict_append_basic(iter, "Method",
1502                                         DBUS_TYPE_STRING, &method);
1503 }
1504
1505 static void append_proxyconfig(DBusMessageIter *iter, void *user_data)
1506 {
1507         struct connman_service *service = user_data;
1508         const char *method;
1509
1510         if (service->proxy_config == CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN)
1511                 return;
1512
1513         switch (service->proxy_config) {
1514         case CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN:
1515                 return;
1516         case CONNMAN_SERVICE_PROXY_METHOD_DIRECT:
1517                 break;
1518         case CONNMAN_SERVICE_PROXY_METHOD_MANUAL:
1519                 if (service->proxies != NULL)
1520                         connman_dbus_dict_append_array(iter, "Servers",
1521                                                 DBUS_TYPE_STRING,
1522                                                 append_proxies, service);
1523
1524                 if (service->excludes != NULL)
1525                         connman_dbus_dict_append_array(iter, "Excludes",
1526                                                 DBUS_TYPE_STRING,
1527                                                 append_excludes, service);
1528                 break;
1529         case CONNMAN_SERVICE_PROXY_METHOD_AUTO:
1530                 if (service->pac != NULL)
1531                         connman_dbus_dict_append_basic(iter, "URL",
1532                                         DBUS_TYPE_STRING, &service->pac);
1533                 break;
1534         }
1535
1536         method = proxymethod2string(service->proxy_config);
1537
1538         connman_dbus_dict_append_basic(iter, "Method",
1539                                 DBUS_TYPE_STRING, &method);
1540 }
1541
1542 static void append_provider(DBusMessageIter *iter, void *user_data)
1543 {
1544         struct connman_service *service = user_data;
1545
1546         DBG("%p %p", service, service->provider);
1547
1548         if (is_connected(service) == FALSE)
1549                 return;
1550
1551         if (service->provider != NULL)
1552                 __connman_provider_append_properties(service->provider, iter);
1553 }
1554
1555
1556 static void settings_changed(struct connman_service *service,
1557                                 struct connman_ipconfig *ipconfig)
1558 {
1559         connman_dbus_property_changed_dict(service->path,
1560                                         CONNMAN_SERVICE_INTERFACE, "IPv4",
1561                                                         append_ipv4, service);
1562
1563         connman_dbus_property_changed_dict(service->path,
1564                                         CONNMAN_SERVICE_INTERFACE, "IPv6",
1565                                                         append_ipv6, service);
1566
1567         __connman_notifier_ipconfig_changed(service, ipconfig);
1568 }
1569
1570 static void ipv4_configuration_changed(struct connman_service *service)
1571 {
1572         connman_dbus_property_changed_dict(service->path,
1573                                         CONNMAN_SERVICE_INTERFACE,
1574                                                         "IPv4.Configuration",
1575                                                         append_ipv4config,
1576                                                         service);
1577 }
1578
1579 static void ipv6_configuration_changed(struct connman_service *service)
1580 {
1581         connman_dbus_property_changed_dict(service->path,
1582                                         CONNMAN_SERVICE_INTERFACE,
1583                                                         "IPv6.Configuration",
1584                                                         append_ipv6config,
1585                                                         service);
1586 }
1587
1588 static void dns_changed(struct connman_service *service)
1589 {
1590         connman_dbus_property_changed_array(service->path,
1591                                 CONNMAN_SERVICE_INTERFACE, "Nameservers",
1592                                         DBUS_TYPE_STRING, append_dns, service);
1593 }
1594
1595 static void dns_configuration_changed(struct connman_service *service)
1596 {
1597         connman_dbus_property_changed_array(service->path,
1598                                 CONNMAN_SERVICE_INTERFACE,
1599                                 "Nameservers.Configuration",
1600                                 DBUS_TYPE_STRING, append_dnsconfig, service);
1601
1602         dns_changed(service);
1603 }
1604
1605 static void domain_changed(struct connman_service *service)
1606 {
1607         connman_dbus_property_changed_array(service->path,
1608                                 CONNMAN_SERVICE_INTERFACE, "Domains",
1609                                 DBUS_TYPE_STRING, append_domain, service);
1610 }
1611
1612 static void domain_configuration_changed(struct connman_service *service)
1613 {
1614         connman_dbus_property_changed_array(service->path,
1615                                 CONNMAN_SERVICE_INTERFACE,
1616                                 "Domains.Configuration",
1617                                 DBUS_TYPE_STRING, append_domainconfig, service);
1618 }
1619
1620 static void proxy_changed(struct connman_service *service)
1621 {
1622         connman_dbus_property_changed_dict(service->path,
1623                                         CONNMAN_SERVICE_INTERFACE, "Proxy",
1624                                                         append_proxy, service);
1625 }
1626
1627 static void proxy_configuration_changed(struct connman_service *service)
1628 {
1629         connman_dbus_property_changed_dict(service->path,
1630                         CONNMAN_SERVICE_INTERFACE, "Proxy.Configuration",
1631                                                 append_proxyconfig, service);
1632
1633         proxy_changed(service);
1634 }
1635
1636 static void link_changed(struct connman_service *service)
1637 {
1638         connman_dbus_property_changed_dict(service->path,
1639                                         CONNMAN_SERVICE_INTERFACE, "Ethernet",
1640                                                 append_ethernet, service);
1641 }
1642
1643 static void stats_append_counters(DBusMessageIter *dict,
1644                         struct connman_stats_data *stats,
1645                         struct connman_stats_data *counters,
1646                         connman_bool_t append_all)
1647 {
1648         if (counters->rx_packets != stats->rx_packets || append_all) {
1649                 counters->rx_packets = stats->rx_packets;
1650                 connman_dbus_dict_append_basic(dict, "RX.Packets",
1651                                         DBUS_TYPE_UINT32, &stats->rx_packets);
1652         }
1653
1654         if (counters->tx_packets != stats->tx_packets || append_all) {
1655                 counters->tx_packets = stats->tx_packets;
1656                 connman_dbus_dict_append_basic(dict, "TX.Packets",
1657                                         DBUS_TYPE_UINT32, &stats->tx_packets);
1658         }
1659
1660         if (counters->rx_bytes != stats->rx_bytes || append_all) {
1661                 counters->rx_bytes = stats->rx_bytes;
1662                 connman_dbus_dict_append_basic(dict, "RX.Bytes",
1663                                         DBUS_TYPE_UINT32, &stats->rx_bytes);
1664         }
1665
1666         if (counters->tx_bytes != stats->tx_bytes || append_all) {
1667                 counters->tx_bytes = stats->tx_bytes;
1668                 connman_dbus_dict_append_basic(dict, "TX.Bytes",
1669                                         DBUS_TYPE_UINT32, &stats->tx_bytes);
1670         }
1671
1672         if (counters->rx_errors != stats->rx_errors || append_all) {
1673                 counters->rx_errors = stats->rx_errors;
1674                 connman_dbus_dict_append_basic(dict, "RX.Errors",
1675                                         DBUS_TYPE_UINT32, &stats->rx_errors);
1676         }
1677
1678         if (counters->tx_errors != stats->tx_errors || append_all) {
1679                 counters->tx_errors = stats->tx_errors;
1680                 connman_dbus_dict_append_basic(dict, "TX.Errors",
1681                                         DBUS_TYPE_UINT32, &stats->tx_errors);
1682         }
1683
1684         if (counters->rx_dropped != stats->rx_dropped || append_all) {
1685                 counters->rx_dropped = stats->rx_dropped;
1686                 connman_dbus_dict_append_basic(dict, "RX.Dropped",
1687                                         DBUS_TYPE_UINT32, &stats->rx_dropped);
1688         }
1689
1690         if (counters->tx_dropped != stats->tx_dropped || append_all) {
1691                 counters->tx_dropped = stats->tx_dropped;
1692                 connman_dbus_dict_append_basic(dict, "TX.Dropped",
1693                                         DBUS_TYPE_UINT32, &stats->tx_dropped);
1694         }
1695
1696         if (counters->time != stats->time || append_all) {
1697                 counters->time = stats->time;
1698                 connman_dbus_dict_append_basic(dict, "Time",
1699                                         DBUS_TYPE_UINT32, &stats->time);
1700         }
1701 }
1702
1703 static void stats_append(struct connman_service *service,
1704                                 const char *counter,
1705                                 struct connman_stats_counter *counters,
1706                                 connman_bool_t append_all)
1707 {
1708         DBusMessageIter array, dict;
1709         DBusMessage *msg;
1710
1711         DBG("service %p counter %s", service, counter);
1712
1713         msg = dbus_message_new(DBUS_MESSAGE_TYPE_METHOD_CALL);
1714         if (msg == NULL)
1715                 return;
1716
1717         dbus_message_append_args(msg, DBUS_TYPE_OBJECT_PATH,
1718                                 &service->path, DBUS_TYPE_INVALID);
1719
1720         dbus_message_iter_init_append(msg, &array);
1721
1722         /* home counter */
1723         connman_dbus_dict_open(&array, &dict);
1724
1725         stats_append_counters(&dict, &service->stats.data,
1726                                 &counters->stats.data, append_all);
1727
1728         connman_dbus_dict_close(&array, &dict);
1729
1730         /* roaming counter */
1731         connman_dbus_dict_open(&array, &dict);
1732
1733         stats_append_counters(&dict, &service->stats_roaming.data,
1734                                 &counters->stats_roaming.data, append_all);
1735
1736         connman_dbus_dict_close(&array, &dict);
1737
1738         __connman_counter_send_usage(counter, msg);
1739 }
1740
1741 static void stats_update(struct connman_service *service,
1742                                 unsigned int rx_packets, unsigned int tx_packets,
1743                                 unsigned int rx_bytes, unsigned int tx_bytes,
1744                                 unsigned int rx_errors, unsigned int tx_errors,
1745                                 unsigned int rx_dropped, unsigned int tx_dropped)
1746 {
1747         struct connman_stats *stats = stats_get(service);
1748         struct connman_stats_data *data_last = &stats->data_last;
1749         struct connman_stats_data *data = &stats->data;
1750         unsigned int seconds;
1751
1752         DBG("service %p", service);
1753
1754         if (stats->valid == TRUE) {
1755                 data->rx_packets +=
1756                         rx_packets - data_last->rx_packets;
1757                 data->tx_packets +=
1758                         tx_packets - data_last->tx_packets;
1759                 data->rx_bytes +=
1760                         rx_bytes - data_last->rx_bytes;
1761                 data->tx_bytes +=
1762                         tx_bytes - data_last->tx_bytes;
1763                 data->rx_errors +=
1764                         rx_errors - data_last->rx_errors;
1765                 data->tx_errors +=
1766                         tx_errors - data_last->tx_errors;
1767                 data->rx_dropped +=
1768                         rx_dropped - data_last->rx_dropped;
1769                 data->tx_dropped +=
1770                         tx_dropped - data_last->tx_dropped;
1771         } else {
1772                 stats->valid = TRUE;
1773         }
1774
1775         data_last->rx_packets = rx_packets;
1776         data_last->tx_packets = tx_packets;
1777         data_last->rx_bytes = rx_bytes;
1778         data_last->tx_bytes = tx_bytes;
1779         data_last->rx_errors = rx_errors;
1780         data_last->tx_errors = tx_errors;
1781         data_last->rx_dropped = rx_dropped;
1782         data_last->tx_dropped = tx_dropped;
1783
1784         seconds = g_timer_elapsed(stats->timer, NULL);
1785         stats->data.time = stats->data_last.time + seconds;
1786 }
1787
1788 void __connman_service_notify(struct connman_service *service,
1789                         unsigned int rx_packets, unsigned int tx_packets,
1790                         unsigned int rx_bytes, unsigned int tx_bytes,
1791                         unsigned int rx_errors, unsigned int tx_errors,
1792                         unsigned int rx_dropped, unsigned int tx_dropped)
1793 {
1794         GHashTableIter iter;
1795         gpointer key, value;
1796         const char *counter;
1797         struct connman_stats_counter *counters;
1798         struct connman_stats_data *data;
1799         int err;
1800
1801         if (service == NULL)
1802                 return;
1803
1804         if (is_connected(service) == FALSE)
1805                 return;
1806
1807         stats_update(service,
1808                 rx_packets, tx_packets,
1809                 rx_bytes, tx_bytes,
1810                 rx_errors, tx_errors,
1811                 rx_dropped, tx_dropped);
1812
1813         data = &stats_get(service)->data;
1814         err = __connman_stats_update(service, service->roaming, data);
1815         if (err < 0)
1816                 connman_error("Failed to store statistics for %s",
1817                                 service->identifier);
1818
1819         g_hash_table_iter_init(&iter, service->counter_table);
1820         while (g_hash_table_iter_next(&iter, &key, &value)) {
1821                 counter = key;
1822                 counters = value;
1823
1824                 stats_append(service, counter, counters, counters->append_all);
1825                 counters->append_all = FALSE;
1826         }
1827 }
1828
1829 int __connman_service_counter_register(const char *counter)
1830 {
1831         struct connman_service *service;
1832         GSequenceIter *iter;
1833         struct connman_stats_counter *counters;
1834
1835         DBG("counter %s", counter);
1836
1837         counter_list = g_slist_append(counter_list, (gpointer)counter);
1838
1839         iter = g_sequence_get_begin_iter(service_list);
1840
1841         while (g_sequence_iter_is_end(iter) == FALSE) {
1842                 service = g_sequence_get(iter);
1843
1844                 counters = g_try_new0(struct connman_stats_counter, 1);
1845                 if (counters == NULL)
1846                         return -ENOMEM;
1847
1848                 counters->append_all = TRUE;
1849
1850                 g_hash_table_replace(service->counter_table, (gpointer)counter,
1851                                         counters);
1852
1853                 iter = g_sequence_iter_next(iter);
1854         }
1855
1856         return 0;
1857 }
1858
1859 void __connman_service_counter_unregister(const char *counter)
1860 {
1861         struct connman_service *service;
1862         GSequenceIter *iter;
1863
1864         DBG("counter %s", counter);
1865
1866         iter = g_sequence_get_begin_iter(service_list);
1867
1868         while (g_sequence_iter_is_end(iter) == FALSE) {
1869                 service = g_sequence_get(iter);
1870
1871                 g_hash_table_remove(service->counter_table, counter);
1872
1873                 iter = g_sequence_iter_next(iter);
1874         }
1875
1876         counter_list = g_slist_remove(counter_list, counter);
1877 }
1878
1879 GSequence *__connman_service_get_list(struct connman_session *session,
1880                                 service_match_cb service_match,
1881                                 create_service_entry_cb create_service_entry,
1882                                 GDestroyNotify destroy_service_entry)
1883 {
1884         GSequence *list;
1885         GSequenceIter *iter;
1886         struct connman_service *service;
1887         struct service_entry *entry;
1888
1889         list = g_sequence_new(destroy_service_entry);
1890         if (list == NULL)
1891                 return NULL;
1892
1893         iter = g_sequence_get_begin_iter(service_list);
1894
1895         while (g_sequence_iter_is_end(iter) == FALSE) {
1896                 service = g_sequence_get(iter);
1897
1898                 if (service_match(session, service) == TRUE) {
1899                         entry = create_service_entry(service, service->name,
1900                                                         service->state);
1901                         if (entry == NULL)
1902                                 return list;
1903
1904                         g_sequence_append(list, entry);
1905                 }
1906
1907                 iter = g_sequence_iter_next(iter);
1908         }
1909
1910         return list;
1911 }
1912
1913 void __connman_service_session_inc(struct connman_service *service)
1914 {
1915         DBG("service %p ref count %d", service,
1916                 service->session_usage_count + 1);
1917
1918         __sync_fetch_and_add(&service->session_usage_count, 1);
1919 }
1920
1921 connman_bool_t __connman_service_session_dec(struct connman_service *service)
1922 {
1923         DBG("service %p ref count %d", service,
1924                 service->session_usage_count - 1);
1925
1926         if (__sync_fetch_and_sub(&service->session_usage_count, 1) != 1)
1927                 return FALSE;
1928
1929         return TRUE;
1930 }
1931
1932 static void append_properties(DBusMessageIter *dict, dbus_bool_t limited,
1933                                         struct connman_service *service)
1934 {
1935         const char *str;
1936
1937         str = __connman_service_type2string(service->type);
1938         if (str != NULL)
1939                 connman_dbus_dict_append_basic(dict, "Type",
1940                                                 DBUS_TYPE_STRING, &str);
1941
1942         connman_dbus_dict_append_array(dict, "Security",
1943                                 DBUS_TYPE_STRING, append_security, service);
1944
1945         str = state2string(service->state);
1946         if (str != NULL)
1947                 connman_dbus_dict_append_basic(dict, "State",
1948                                                 DBUS_TYPE_STRING, &str);
1949
1950         str = error2string(service->error);
1951         if (str != NULL)
1952                 connman_dbus_dict_append_basic(dict, "Error",
1953                                                 DBUS_TYPE_STRING, &str);
1954
1955         if (service->strength > 0)
1956                 connman_dbus_dict_append_basic(dict, "Strength",
1957                                         DBUS_TYPE_BYTE, &service->strength);
1958
1959         connman_dbus_dict_append_basic(dict, "Favorite",
1960                                         DBUS_TYPE_BOOLEAN, &service->favorite);
1961
1962         connman_dbus_dict_append_basic(dict, "Immutable",
1963                                         DBUS_TYPE_BOOLEAN, &service->immutable);
1964
1965         if (service->favorite == TRUE)
1966                 connman_dbus_dict_append_basic(dict, "AutoConnect",
1967                                 DBUS_TYPE_BOOLEAN, &service->autoconnect);
1968         else
1969                 connman_dbus_dict_append_basic(dict, "AutoConnect",
1970                                         DBUS_TYPE_BOOLEAN, &service->favorite);
1971
1972         if (service->name != NULL)
1973                 connman_dbus_dict_append_basic(dict, "Name",
1974                                         DBUS_TYPE_STRING, &service->name);
1975
1976         switch (service->type) {
1977         case CONNMAN_SERVICE_TYPE_UNKNOWN:
1978         case CONNMAN_SERVICE_TYPE_SYSTEM:
1979         case CONNMAN_SERVICE_TYPE_GPS:
1980         case CONNMAN_SERVICE_TYPE_VPN:
1981         case CONNMAN_SERVICE_TYPE_GADGET:
1982                 break;
1983         case CONNMAN_SERVICE_TYPE_CELLULAR:
1984                 connman_dbus_dict_append_basic(dict, "Roaming",
1985                                         DBUS_TYPE_BOOLEAN, &service->roaming);
1986
1987                 connman_dbus_dict_append_dict(dict, "Ethernet",
1988                                                 append_ethernet, service);
1989                 break;
1990         case CONNMAN_SERVICE_TYPE_WIFI:
1991         case CONNMAN_SERVICE_TYPE_ETHERNET:
1992         case CONNMAN_SERVICE_TYPE_WIMAX:
1993         case CONNMAN_SERVICE_TYPE_BLUETOOTH:
1994                 connman_dbus_dict_append_dict(dict, "Ethernet",
1995                                                 append_ethernet, service);
1996                 break;
1997         }
1998
1999         connman_dbus_dict_append_dict(dict, "IPv4", append_ipv4, service);
2000
2001         connman_dbus_dict_append_dict(dict, "IPv4.Configuration",
2002                                                 append_ipv4config, service);
2003
2004         connman_dbus_dict_append_dict(dict, "IPv6", append_ipv6, service);
2005
2006         connman_dbus_dict_append_dict(dict, "IPv6.Configuration",
2007                                                 append_ipv6config, service);
2008
2009         connman_dbus_dict_append_array(dict, "Nameservers",
2010                                 DBUS_TYPE_STRING, append_dns, service);
2011
2012         connman_dbus_dict_append_array(dict, "Nameservers.Configuration",
2013                                 DBUS_TYPE_STRING, append_dnsconfig, service);
2014
2015         connman_dbus_dict_append_array(dict, "Domains",
2016                                 DBUS_TYPE_STRING, append_domain, service);
2017
2018         connman_dbus_dict_append_array(dict, "Domains.Configuration",
2019                                 DBUS_TYPE_STRING, append_domainconfig, service);
2020
2021         connman_dbus_dict_append_dict(dict, "Proxy", append_proxy, service);
2022
2023         connman_dbus_dict_append_dict(dict, "Proxy.Configuration",
2024                                                 append_proxyconfig, service);
2025
2026         connman_dbus_dict_append_dict(dict, "Provider",
2027                                                 append_provider, service);
2028 }
2029
2030 static void append_struct_service(DBusMessageIter *iter,
2031                 connman_dbus_append_cb_t function,
2032                 struct connman_service *service)
2033 {
2034         DBusMessageIter entry, dict;
2035
2036         dbus_message_iter_open_container(iter, DBUS_TYPE_STRUCT, NULL, &entry);
2037
2038         dbus_message_iter_append_basic(&entry, DBUS_TYPE_OBJECT_PATH,
2039                                                         &service->path);
2040
2041         connman_dbus_dict_open(&entry, &dict);
2042         if (function != NULL)
2043                 function(&dict, service);
2044         connman_dbus_dict_close(&entry, &dict);
2045
2046         dbus_message_iter_close_container(iter, &entry);
2047 }
2048
2049 static void append_dict_properties(DBusMessageIter *dict, void *user_data)
2050 {
2051         struct connman_service *service = user_data;
2052
2053         append_properties(dict, TRUE, service);
2054 }
2055
2056 static void append_struct(gpointer value, gpointer user_data)
2057 {
2058         struct connman_service *service = value;
2059         DBusMessageIter *iter = user_data;
2060
2061         if (service->path == NULL)
2062                 return;
2063
2064         append_struct_service(iter, append_dict_properties, service);
2065 }
2066
2067 void __connman_service_list_struct(DBusMessageIter *iter)
2068 {
2069         g_sequence_foreach(service_list, append_struct, iter);
2070 }
2071
2072 connman_bool_t __connman_service_is_hidden(struct connman_service *service)
2073 {
2074         return service->hidden;
2075 }
2076
2077 int __connman_service_get_index(struct connman_service *service)
2078 {
2079         if (service == NULL)
2080                 return -1;
2081
2082         if (service->network != NULL)
2083                 return connman_network_get_index(service->network);
2084         else if (service->provider != NULL)
2085                 return connman_provider_get_index(service->provider);
2086
2087         return -1;
2088 }
2089
2090 void __connman_service_set_domainname(struct connman_service *service,
2091                                                 const char *domainname)
2092 {
2093         if (service == NULL || service->hidden == TRUE)
2094                 return;
2095
2096         g_free(service->domainname);
2097         service->domainname = g_strdup(domainname);
2098
2099         domain_changed(service);
2100 }
2101
2102 const char *connman_service_get_domainname(struct connman_service *service)
2103 {
2104         if (service == NULL)
2105                 return NULL;
2106
2107         if (service->domains != NULL)
2108                 return service->domains[0];
2109         else
2110                 return service->domainname;
2111 }
2112
2113 char **connman_service_get_nameservers(struct connman_service *service)
2114 {
2115         if (service == NULL)
2116                 return NULL;
2117
2118         if (service->nameservers_config != NULL)
2119                 return g_strdupv(service->nameservers_config);
2120         else if (service->nameservers != NULL ||
2121                                         service->nameservers_auto != NULL) {
2122                 int len = 0, len_auto = 0, i;
2123                 char **nameservers;
2124
2125                 if (service->nameservers != NULL)
2126                         len = g_strv_length(service->nameservers);
2127                 if (service->nameservers_auto != NULL)
2128                         len_auto = g_strv_length(service->nameservers_auto);
2129
2130                 nameservers = g_try_new0(char *, len + len_auto + 1);
2131                 if (nameservers == NULL)
2132                         return NULL;
2133
2134                 for (i = 0; i < len; i++)
2135                         nameservers[i] = g_strdup(service->nameservers[i]);
2136
2137                 for (i = 0; i < len_auto; i++)
2138                         nameservers[i + len] =
2139                                 g_strdup(service->nameservers_auto[i]);
2140
2141                 return nameservers;
2142         }
2143
2144         return NULL;
2145 }
2146
2147 char **connman_service_get_timeservers(struct connman_service *service)
2148 {
2149         if (service == NULL)
2150                 return NULL;
2151
2152         if (service->timeservers != NULL)
2153                 return service->timeservers;
2154
2155         return NULL;
2156 }
2157
2158 void connman_service_set_proxy_method(struct connman_service *service,
2159                                         enum connman_service_proxy_method method)
2160 {
2161         if (service == NULL || service->hidden == TRUE)
2162                 return;
2163
2164         service->proxy = method;
2165
2166         proxy_changed(service);
2167
2168         if (method != CONNMAN_SERVICE_PROXY_METHOD_AUTO)
2169                 __connman_notifier_proxy_changed(service);
2170 }
2171
2172 enum connman_service_proxy_method connman_service_get_proxy_method(
2173                                         struct connman_service *service)
2174 {
2175         if (service == NULL)
2176                 return CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN;
2177
2178         if (service->proxy_config != CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN) {
2179                 if (service->proxy_config == CONNMAN_SERVICE_PROXY_METHOD_AUTO &&
2180                                 service->pac == NULL)
2181                         return service->proxy;
2182
2183                 return service->proxy_config;
2184         }
2185
2186         return service->proxy;
2187 }
2188
2189 char **connman_service_get_proxy_servers(struct connman_service *service)
2190 {
2191         return g_strdupv(service->proxies);
2192 }
2193
2194 char **connman_service_get_proxy_excludes(struct connman_service *service)
2195 {
2196         return g_strdupv(service->excludes);
2197 }
2198
2199 const char *connman_service_get_proxy_url(struct connman_service *service)
2200 {
2201         if (service == NULL)
2202                 return NULL;
2203
2204         return service->pac;
2205 }
2206
2207 void __connman_service_set_proxy_autoconfig(struct connman_service *service,
2208                                                         const char *url)
2209 {
2210         if (service == NULL || service->hidden == TRUE)
2211                 return;
2212
2213         service->proxy = CONNMAN_SERVICE_PROXY_METHOD_AUTO;
2214
2215         if (service->ipconfig_ipv4) {
2216                 if (__connman_ipconfig_set_proxy_autoconfig(
2217                             service->ipconfig_ipv4, url) < 0)
2218                         return;
2219         } else if (service->ipconfig_ipv6) {
2220                 if (__connman_ipconfig_set_proxy_autoconfig(
2221                             service->ipconfig_ipv6, url) < 0)
2222                         return;
2223         } else
2224                 return;
2225
2226         proxy_changed(service);
2227
2228         __connman_notifier_proxy_changed(service);
2229 }
2230
2231 const char *connman_service_get_proxy_autoconfig(struct connman_service *service)
2232 {
2233         if (service == NULL)
2234                 return NULL;
2235
2236         if (service->ipconfig_ipv4)
2237                 return __connman_ipconfig_get_proxy_autoconfig(
2238                                                 service->ipconfig_ipv4);
2239         else if (service->ipconfig_ipv6)
2240                 return __connman_ipconfig_get_proxy_autoconfig(
2241                                                 service->ipconfig_ipv6);
2242         return NULL;
2243 }
2244
2245 int __connman_service_timeserver_append(struct connman_service *service,
2246                                                 const char *timeserver)
2247 {
2248         int len;
2249
2250         DBG("service %p timeserver %s", service, timeserver);
2251
2252         if (timeserver == NULL)
2253                 return -EINVAL;
2254
2255         if (service->timeservers != NULL) {
2256                 int i;
2257
2258                 for (i = 0; service->timeservers[i] != NULL; i++)
2259                         if (g_strcmp0(service->timeservers[i], timeserver) == 0)
2260                                 return -EEXIST;
2261
2262                 len = g_strv_length(service->timeservers);
2263                 service->timeservers = g_try_renew(char *, service->timeservers,
2264                                                         len + 2);
2265         } else {
2266                 len = 0;
2267                 service->timeservers = g_try_new0(char *, len + 2);
2268         }
2269
2270         if (service->timeservers == NULL)
2271                 return -ENOMEM;
2272
2273         service->timeservers[len] = g_strdup(timeserver);
2274         service->timeservers[len + 1] = NULL;
2275
2276         return 0;
2277 }
2278
2279 int __connman_service_timeserver_remove(struct connman_service *service,
2280                                                 const char *timeserver)
2281 {
2282         char **servers;
2283         int len, i, j, found = 0;
2284
2285         DBG("service %p timeserver %s", service, timeserver);
2286
2287         if (timeserver == NULL)
2288                 return -EINVAL;
2289
2290         if (service->timeservers == NULL)
2291                 return 0;
2292
2293         for (i = 0; service->timeservers != NULL &&
2294                                         service->timeservers[i] != NULL; i++)
2295                 if (g_strcmp0(service->timeservers[i], timeserver) == 0) {
2296                         found = 1;
2297                         break;
2298                 }
2299
2300         if (found == 0)
2301                 return 0;
2302
2303         len = g_strv_length(service->timeservers);
2304
2305         if (len == 1) {
2306                 g_strfreev(service->timeservers);
2307                 service->timeservers = NULL;
2308
2309                 return 0;
2310         }
2311
2312         servers = g_try_new0(char *, len);
2313         if (servers == NULL)
2314                 return -ENOMEM;
2315
2316         for (i = 0, j = 0; i < len; i++) {
2317                 if (g_strcmp0(service->timeservers[i], timeserver) != 0) {
2318                         servers[j] = g_strdup(service->timeservers[i]);
2319                         if (servers[j] == NULL)
2320                                 return -ENOMEM;
2321                         j++;
2322                 }
2323         }
2324         servers[len - 1] = NULL;
2325
2326         g_strfreev(service->timeservers);
2327         service->timeservers = servers;
2328
2329         return 0;
2330 }
2331
2332 void __connman_service_set_pac(struct connman_service *service,
2333                                         const char *pac)
2334 {
2335         if (service->hidden == TRUE)
2336                 return;
2337         g_free(service->pac);
2338         service->pac = g_strdup(pac);
2339
2340         proxy_changed(service);
2341 }
2342
2343 void __connman_service_set_identity(struct connman_service *service,
2344                                         const char *identity)
2345 {
2346         if (service->immutable || service->hidden == TRUE)
2347                 return;
2348
2349         g_free(service->identity);
2350         service->identity = g_strdup(identity);
2351
2352         if (service->network != NULL)
2353                 connman_network_set_string(service->network,
2354                                         "WiFi.Identity",
2355                                         service->identity);
2356 }
2357
2358 void __connman_service_set_agent_identity(struct connman_service *service,
2359                                                 const char *agent_identity)
2360 {
2361         if (service->hidden == TRUE)
2362                 return;
2363         g_free(service->agent_identity);
2364         service->agent_identity = g_strdup(agent_identity);
2365
2366         if (service->network != NULL)
2367                 connman_network_set_string(service->network,
2368                                         "WiFi.AgentIdentity",
2369                                         service->agent_identity);
2370 }
2371
2372 void __connman_service_set_passphrase(struct connman_service *service,
2373                                         const char* passphrase)
2374 {
2375         if (service->immutable == TRUE || service->hidden == TRUE)
2376                 return;
2377
2378         g_free(service->passphrase);
2379         service->passphrase = g_strdup(passphrase);
2380
2381         if (service->network != NULL)
2382                 connman_network_set_string(service->network,
2383                                         "WiFi.Passphrase",
2384                                         service->passphrase);
2385
2386         service_save(service);
2387 }
2388
2389 void __connman_service_set_agent_passphrase(struct connman_service *service,
2390                                                 const char *agent_passphrase)
2391 {
2392         if (service->hidden == TRUE)
2393                 return;
2394         g_free(service->agent_passphrase);
2395         service->agent_passphrase = g_strdup(agent_passphrase);
2396
2397         if (service->network != NULL)
2398                 connman_network_set_string(service->network,
2399                                         "WiFi.AgentPassphrase",
2400                                         service->agent_passphrase);
2401 }
2402
2403 static DBusMessage *get_properties(DBusConnection *conn,
2404                                         DBusMessage *msg, void *user_data)
2405 {
2406         struct connman_service *service = user_data;
2407         DBusMessage *reply;
2408         DBusMessageIter array, dict;
2409
2410         DBG("service %p", service);
2411
2412         reply = dbus_message_new_method_return(msg);
2413         if (reply == NULL)
2414                 return NULL;
2415
2416         dbus_message_iter_init_append(reply, &array);
2417
2418         connman_dbus_dict_open(&array, &dict);
2419         append_properties(&dict, FALSE, service);
2420         connman_dbus_dict_close(&array, &dict);
2421
2422         return reply;
2423 }
2424
2425 static int update_proxy_configuration(struct connman_service *service,
2426                                 DBusMessageIter *array)
2427 {
2428         DBusMessageIter dict;
2429         enum connman_service_proxy_method method;
2430         GString *servers_str = NULL;
2431         GString *excludes_str = NULL;
2432         const char *url = NULL;
2433
2434         method = CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN;
2435
2436         dbus_message_iter_recurse(array, &dict);
2437
2438         while (dbus_message_iter_get_arg_type(&dict) == DBUS_TYPE_DICT_ENTRY) {
2439                 DBusMessageIter entry, variant;
2440                 const char *key;
2441                 int type;
2442
2443                 dbus_message_iter_recurse(&dict, &entry);
2444
2445                 if (dbus_message_iter_get_arg_type(&entry) != DBUS_TYPE_STRING)
2446                         goto error;
2447
2448                 dbus_message_iter_get_basic(&entry, &key);
2449                 dbus_message_iter_next(&entry);
2450
2451                 if (dbus_message_iter_get_arg_type(&entry) != DBUS_TYPE_VARIANT)
2452                         goto error;
2453
2454                 dbus_message_iter_recurse(&entry, &variant);
2455
2456                 type = dbus_message_iter_get_arg_type(&variant);
2457
2458                 if (g_str_equal(key, "Method") == TRUE) {
2459                         const char *val;
2460
2461                         if (type != DBUS_TYPE_STRING)
2462                                 goto error;
2463
2464                         dbus_message_iter_get_basic(&variant, &val);
2465                         method = string2proxymethod(val);
2466                 } else if (g_str_equal(key, "URL") == TRUE) {
2467                         if (type != DBUS_TYPE_STRING)
2468                                 goto error;
2469
2470                         dbus_message_iter_get_basic(&variant, &url);
2471                 } else if (g_str_equal(key, "Servers") == TRUE) {
2472                         DBusMessageIter str_array;
2473
2474                         if (type != DBUS_TYPE_ARRAY)
2475                                 goto error;
2476
2477                         servers_str = g_string_new(NULL);
2478                         if (servers_str == NULL)
2479                                 goto error;
2480
2481                         dbus_message_iter_recurse(&variant, &str_array);
2482
2483                         while (dbus_message_iter_get_arg_type(&str_array) ==
2484                                                         DBUS_TYPE_STRING) {
2485                                 char *val = NULL;
2486
2487                                 dbus_message_iter_get_basic(&str_array, &val);
2488
2489                                 if (servers_str->len > 0)
2490                                         g_string_append_printf(servers_str,
2491                                                         " %s", val);
2492                                 else
2493                                         g_string_append(servers_str, val);
2494
2495                                 dbus_message_iter_next(&str_array);
2496                         }
2497                 } else if (g_str_equal(key, "Excludes") == TRUE) {
2498                         DBusMessageIter str_array;
2499
2500                         if (type != DBUS_TYPE_ARRAY)
2501                                 goto error;
2502
2503                         excludes_str = g_string_new(NULL);
2504                         if (excludes_str == NULL)
2505                                 goto error;
2506
2507                         dbus_message_iter_recurse(&variant, &str_array);
2508
2509                         while (dbus_message_iter_get_arg_type(&str_array) ==
2510                                                         DBUS_TYPE_STRING) {
2511                                 char *val = NULL;
2512
2513                                 dbus_message_iter_get_basic(&str_array, &val);
2514
2515                                 if (excludes_str->len > 0)
2516                                         g_string_append_printf(excludes_str,
2517                                                         " %s", val);
2518                                 else
2519                                         g_string_append(excludes_str, val);
2520
2521                                 dbus_message_iter_next(&str_array);
2522                         }
2523                 }
2524
2525                 dbus_message_iter_next(&dict);
2526         }
2527
2528         switch (method) {
2529         case CONNMAN_SERVICE_PROXY_METHOD_DIRECT:
2530                 break;
2531         case CONNMAN_SERVICE_PROXY_METHOD_MANUAL:
2532                 if (servers_str == NULL && service->proxies == NULL)
2533                         goto error;
2534
2535                 if (servers_str != NULL) {
2536                         g_strfreev(service->proxies);
2537
2538                         if (servers_str->len > 0)
2539                                 service->proxies = g_strsplit_set(
2540                                         servers_str->str, " ", 0);
2541                         else
2542                                 service->proxies = NULL;
2543                 }
2544
2545                 if (excludes_str != NULL) {
2546                         g_strfreev(service->excludes);
2547
2548                         if (excludes_str->len > 0)
2549                                 service->excludes = g_strsplit_set(
2550                                         excludes_str->str, " ", 0);
2551                         else
2552                                 service->excludes = NULL;
2553                 }
2554
2555                 if (service->proxies == NULL)
2556                         method = CONNMAN_SERVICE_PROXY_METHOD_DIRECT;
2557
2558                 break;
2559         case CONNMAN_SERVICE_PROXY_METHOD_AUTO:
2560                 g_free(service->pac);
2561
2562                 if (url != NULL && strlen(url) > 0)
2563                         service->pac = g_strdup(url);
2564                 else
2565                         service->pac = NULL;
2566
2567                 /* if we are connected:
2568                    - if service->pac == NULL
2569                    - if __connman_ipconfig_get_proxy_autoconfig(
2570                    service->ipconfig) == NULL
2571                    --> We should start WPAD */
2572
2573                 break;
2574         case CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN:
2575                 goto error;
2576         }
2577
2578         if (servers_str != NULL)
2579                 g_string_free(servers_str, TRUE);
2580
2581         if (excludes_str != NULL)
2582                 g_string_free(excludes_str, TRUE);
2583
2584         service->proxy_config = method;
2585
2586         return 0;
2587
2588 error:
2589         if (servers_str != NULL)
2590                 g_string_free(servers_str, TRUE);
2591
2592         if (excludes_str != NULL)
2593                 g_string_free(excludes_str, TRUE);
2594
2595         return -EINVAL;
2596 }
2597
2598 static int set_ipconfig(struct connman_service *service,
2599                         struct connman_ipconfig *ipconfig,
2600                         DBusMessageIter *array,
2601                         enum connman_service_state state,
2602                         enum connman_service_state *new_state)
2603 {
2604         enum connman_ipconfig_method old_method;
2605         enum connman_ipconfig_method method = CONNMAN_IPCONFIG_METHOD_UNKNOWN;
2606         enum connman_ipconfig_type type;
2607         int err;
2608
2609         if (ipconfig == NULL)
2610                 return -EINVAL;
2611
2612         old_method = __connman_ipconfig_get_method(ipconfig);
2613
2614         if (is_connecting_state(service, state) ||
2615                                         is_connected_state(service, state))
2616                 __connman_network_clear_ipconfig(service->network, ipconfig);
2617
2618         err = __connman_ipconfig_set_config(ipconfig, array);
2619         method = __connman_ipconfig_get_method(ipconfig);
2620         type = __connman_ipconfig_get_config_type(ipconfig);
2621
2622         if (type == CONNMAN_IPCONFIG_TYPE_IPV4) {
2623                 if (err == 0 && old_method == CONNMAN_IPCONFIG_METHOD_OFF &&
2624                                 method == CONNMAN_IPCONFIG_METHOD_DHCP) {
2625                         *new_state = service->state_ipv4 =
2626                                 CONNMAN_SERVICE_STATE_CONFIGURATION;
2627                         __connman_ipconfig_enable(ipconfig);
2628                 }
2629
2630         } else if (type == CONNMAN_IPCONFIG_TYPE_IPV6) {
2631                 if (err == 0 && old_method == CONNMAN_IPCONFIG_METHOD_OFF &&
2632                                 method == CONNMAN_IPCONFIG_METHOD_AUTO) {
2633                         *new_state = service->state_ipv6;
2634                         __connman_ipconfig_enable(ipconfig);
2635                 }
2636         }
2637
2638         DBG("err %d ipconfig %p type %d method %d state %s", err, ipconfig,
2639                 type, method, state2string(*new_state));
2640
2641         return err;
2642 }
2643
2644 static DBusMessage *set_property(DBusConnection *conn,
2645                                         DBusMessage *msg, void *user_data)
2646 {
2647         struct connman_service *service = user_data;
2648         DBusMessageIter iter, value;
2649         const char *name;
2650         int type;
2651
2652         DBG("service %p", service);
2653
2654         if (dbus_message_iter_init(msg, &iter) == FALSE)
2655                 return __connman_error_invalid_arguments(msg);
2656
2657         if (dbus_message_iter_get_arg_type(&iter) != DBUS_TYPE_STRING)
2658                 return __connman_error_invalid_arguments(msg);
2659
2660         dbus_message_iter_get_basic(&iter, &name);
2661         dbus_message_iter_next(&iter);
2662
2663         if (dbus_message_iter_get_arg_type(&iter) != DBUS_TYPE_VARIANT)
2664                 return __connman_error_invalid_arguments(msg);
2665
2666         dbus_message_iter_recurse(&iter, &value);
2667
2668         type = dbus_message_iter_get_arg_type(&value);
2669
2670         if (g_str_equal(name, "AutoConnect") == TRUE) {
2671                 connman_bool_t autoconnect;
2672
2673                 if (type != DBUS_TYPE_BOOLEAN)
2674                         return __connman_error_invalid_arguments(msg);
2675
2676                 if (service->favorite == FALSE)
2677                         return __connman_error_invalid_service(msg);
2678
2679                 dbus_message_iter_get_basic(&value, &autoconnect);
2680
2681                 if (service->autoconnect == autoconnect)
2682                         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
2683
2684                 service->autoconnect = autoconnect;
2685
2686                 autoconnect_changed(service);
2687
2688                 service_save(service);
2689         } else if (g_str_equal(name, "Nameservers.Configuration") == TRUE) {
2690                 DBusMessageIter entry;
2691                 GString *str;
2692                 int index;
2693                 const char *gw;
2694
2695                 if (type != DBUS_TYPE_ARRAY)
2696                         return __connman_error_invalid_arguments(msg);
2697
2698                 str = g_string_new(NULL);
2699                 if (str == NULL)
2700                         return __connman_error_invalid_arguments(msg);
2701
2702                 index = connman_network_get_index(service->network);
2703                 gw = __connman_ipconfig_get_gateway_from_index(index);
2704
2705                 if (gw && strlen(gw))
2706                         __connman_service_nameserver_del_routes(service,
2707                                                 CONNMAN_IPCONFIG_TYPE_ALL);
2708
2709                 dbus_message_iter_recurse(&value, &entry);
2710
2711                 while (dbus_message_iter_get_arg_type(&entry) == DBUS_TYPE_STRING) {
2712                         const char *val;
2713                         dbus_message_iter_get_basic(&entry, &val);
2714                         dbus_message_iter_next(&entry);
2715                         if (str->len > 0)
2716                                 g_string_append_printf(str, " %s", val);
2717                         else
2718                                 g_string_append(str, val);
2719                 }
2720
2721                 g_strfreev(service->nameservers_config);
2722
2723                 if (str->len > 0) {
2724                         service->nameservers_config =
2725                                 g_strsplit_set(str->str, " ", 0);
2726                 } else {
2727                         service->nameservers_config = NULL;
2728                 }
2729
2730                 g_string_free(str, TRUE);
2731
2732                 if (gw && strlen(gw))
2733                         __connman_service_nameserver_add_routes(service, gw);
2734
2735                 update_nameservers(service);
2736                 dns_configuration_changed(service);
2737
2738                 service_save(service);
2739         } else if (g_str_equal(name, "Domains.Configuration") == TRUE) {
2740                 DBusMessageIter entry;
2741                 GString *str;
2742
2743                 if (type != DBUS_TYPE_ARRAY)
2744                         return __connman_error_invalid_arguments(msg);
2745
2746                 str = g_string_new(NULL);
2747                 if (str == NULL)
2748                         return __connman_error_invalid_arguments(msg);
2749
2750                 dbus_message_iter_recurse(&value, &entry);
2751
2752                 while (dbus_message_iter_get_arg_type(&entry) == DBUS_TYPE_STRING) {
2753                         const char *val;
2754                         dbus_message_iter_get_basic(&entry, &val);
2755                         dbus_message_iter_next(&entry);
2756                         if (str->len > 0)
2757                                 g_string_append_printf(str, " %s", val);
2758                         else
2759                                 g_string_append(str, val);
2760                 }
2761
2762                 g_strfreev(service->domains);
2763
2764                 if (str->len > 0)
2765                         service->domains = g_strsplit_set(str->str, " ", 0);
2766                 else
2767                         service->domains = NULL;
2768
2769                 g_string_free(str, TRUE);
2770
2771                 update_nameservers(service);
2772                 domain_configuration_changed(service);
2773
2774                 service_save(service);
2775         } else if (g_str_equal(name, "Proxy.Configuration") == TRUE) {
2776                 int err;
2777
2778                 if (type != DBUS_TYPE_ARRAY)
2779                         return __connman_error_invalid_arguments(msg);
2780
2781                 err = update_proxy_configuration(service, &value);
2782
2783                 if (err < 0)
2784                         return __connman_error_failed(msg, -err);
2785
2786                 proxy_configuration_changed(service);
2787
2788                 __connman_notifier_proxy_changed(service);
2789
2790                 service_save(service);
2791         } else if (g_str_equal(name, "IPv4.Configuration") == TRUE ||
2792                         g_str_equal(name, "IPv6.Configuration")) {
2793
2794                 struct connman_ipconfig *ipv4 = NULL, *ipv6 = NULL;
2795                 enum connman_service_state state =
2796                                                 CONNMAN_SERVICE_STATE_UNKNOWN;
2797                 int err = 0;
2798
2799                 DBG("%s", name);
2800
2801                 if (service->ipconfig_ipv4 == NULL &&
2802                                         service->ipconfig_ipv6 == NULL)
2803                         return __connman_error_invalid_property(msg);
2804
2805                 if (g_str_equal(name, "IPv4.Configuration") == TRUE) {
2806                         ipv4 = service->ipconfig_ipv4;
2807                         err = set_ipconfig(service, ipv4, &value,
2808                                         service->state_ipv4, &state);
2809
2810                 } else if (g_str_equal(name, "IPv6.Configuration") == TRUE) {
2811                         ipv6 = service->ipconfig_ipv6;
2812                         err = set_ipconfig(service, ipv6, &value,
2813                                         service->state_ipv6, &state);
2814                 }
2815
2816                 if (err < 0) {
2817                         if (is_connected_state(service, state) ||
2818                                         is_connecting_state(service, state))
2819                                 __connman_network_set_ipconfig(service->network,
2820                                                                 ipv4, ipv6);
2821                         return __connman_error_failed(msg, -err);
2822                 }
2823
2824                 if (ipv4)
2825                         ipv4_configuration_changed(service);
2826                 else if (ipv6)
2827                         ipv6_configuration_changed(service);
2828
2829                 if (is_connecting(service) || is_connected(service))
2830                         __connman_network_set_ipconfig(service->network,
2831                                                         ipv4, ipv6);
2832
2833                 service_save(service);
2834         } else
2835                 return __connman_error_invalid_property(msg);
2836
2837         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
2838 }
2839
2840 static void set_idle(struct connman_service *service)
2841 {
2842         service->state = service->state_ipv4 = service->state_ipv6 =
2843                                                 CONNMAN_SERVICE_STATE_IDLE;
2844         service->error = CONNMAN_SERVICE_ERROR_UNKNOWN;
2845         state_changed(service);
2846 }
2847
2848 static DBusMessage *clear_property(DBusConnection *conn,
2849                                         DBusMessage *msg, void *user_data)
2850 {
2851         struct connman_service *service = user_data;
2852         const char *name;
2853
2854         DBG("service %p", service);
2855
2856         dbus_message_get_args(msg, NULL, DBUS_TYPE_STRING, &name,
2857                                                         DBUS_TYPE_INVALID);
2858
2859         if (g_str_equal(name, "Error") == TRUE) {
2860                 set_idle(service);
2861
2862                 g_get_current_time(&service->modified);
2863                 service_save(service);
2864         } else
2865                 return __connman_error_invalid_property(msg);
2866
2867         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
2868 }
2869
2870 static connman_bool_t is_ignore(struct connman_service *service)
2871 {
2872         if (service->autoconnect == FALSE)
2873                 return TRUE;
2874
2875         if (service->roaming == TRUE)
2876                 return TRUE;
2877
2878         if (service->ignore == TRUE)
2879                 return TRUE;
2880
2881         if (service->state == CONNMAN_SERVICE_STATE_FAILURE)
2882                 return TRUE;
2883
2884         return FALSE;
2885 }
2886
2887 void __connman_service_auto_connect(void)
2888 {
2889         struct connman_service *service = NULL;
2890         GSequenceIter *iter;
2891
2892         DBG("");
2893
2894         if (__connman_session_mode() == TRUE) {
2895                 DBG("Session mode enabled: auto connect disabled");
2896                 return;
2897         }
2898
2899         iter = g_sequence_get_begin_iter(service_list);
2900
2901         while (g_sequence_iter_is_end(iter) == FALSE) {
2902                 service = g_sequence_get(iter);
2903
2904                 if (service->pending != NULL)
2905                         return;
2906
2907                 if (is_connecting(service) == TRUE)
2908                         return;
2909
2910                 if (service->favorite == FALSE)
2911                         return;
2912
2913                 if (is_connected(service) == TRUE)
2914                         return;
2915
2916                 if (is_ignore(service) == FALSE && service->state ==
2917                                                 CONNMAN_SERVICE_STATE_IDLE)
2918                         break;
2919
2920                 service = NULL;
2921
2922                 iter = g_sequence_iter_next(iter);
2923         }
2924
2925         if (service != NULL) {
2926                 service->userconnect = FALSE;
2927                 __connman_service_connect(service);
2928         }
2929 }
2930
2931 static void remove_timeout(struct connman_service *service)
2932 {
2933         if (service->timeout > 0) {
2934                 g_source_remove(service->timeout);
2935                 service->timeout = 0;
2936         }
2937 }
2938
2939 static void reply_pending(struct connman_service *service, int error)
2940 {
2941         remove_timeout(service);
2942
2943         if (service->pending != NULL) {
2944                 if (error > 0) {
2945                         DBusMessage *reply;
2946
2947                         reply = __connman_error_failed(service->pending,
2948                                                                 error);
2949                         if (reply != NULL)
2950                                 g_dbus_send_message(connection, reply);
2951                 } else {
2952                         const char *sender;
2953
2954                         sender = dbus_message_get_interface(service->pending);
2955
2956                         DBG("sender %s", sender);
2957
2958                         if (g_strcmp0(sender, CONNMAN_MANAGER_INTERFACE) == 0)
2959                                 g_dbus_send_reply(connection, service->pending,
2960                                         DBUS_TYPE_OBJECT_PATH, &service->path,
2961                                                         DBUS_TYPE_INVALID);
2962                         else
2963                                 g_dbus_send_reply(connection, service->pending,
2964                                                         DBUS_TYPE_INVALID);
2965                 }
2966
2967                 dbus_message_unref(service->pending);
2968                 service->pending = NULL;
2969         }
2970 }
2971
2972 static gboolean connect_timeout(gpointer user_data)
2973 {
2974         struct connman_service *service = user_data;
2975         connman_bool_t autoconnect = FALSE;
2976
2977         DBG("service %p", service);
2978
2979         service->timeout = 0;
2980
2981         if (service->network != NULL)
2982                 __connman_network_disconnect(service->network);
2983
2984         __connman_ipconfig_disable(service->ipconfig_ipv4);
2985         __connman_ipconfig_disable(service->ipconfig_ipv6);
2986
2987         __connman_stats_service_unregister(service);
2988
2989         if (service->pending != NULL) {
2990                 DBusMessage *reply;
2991
2992                 reply = __connman_error_operation_timeout(service->pending);
2993                 if (reply != NULL)
2994                         g_dbus_send_message(connection, reply);
2995
2996                 dbus_message_unref(service->pending);
2997                 service->pending = NULL;
2998         } else
2999                 autoconnect = TRUE;
3000
3001         __connman_service_ipconfig_indicate_state(service,
3002                                         CONNMAN_SERVICE_STATE_FAILURE,
3003                                         CONNMAN_IPCONFIG_TYPE_IPV4);
3004         __connman_service_ipconfig_indicate_state(service,
3005                                         CONNMAN_SERVICE_STATE_FAILURE,
3006                                         CONNMAN_IPCONFIG_TYPE_IPV6);
3007
3008         if (autoconnect == TRUE && service->userconnect == FALSE)
3009                 __connman_service_auto_connect();
3010
3011         return FALSE;
3012 }
3013
3014 static void set_reconnect_state(struct connman_service *service,
3015                                                 connman_bool_t reconnect)
3016 {
3017         struct connman_device *device;
3018
3019         if (service->network == NULL)
3020                 return;
3021
3022         device = connman_network_get_device(service->network);
3023         if (device == NULL)
3024                 return;
3025
3026         __connman_device_set_reconnect(device, reconnect);
3027 }
3028
3029 static connman_bool_t get_reconnect_state(struct connman_service *service)
3030 {
3031         struct connman_device *device;
3032
3033         if (service->network == NULL)
3034                 return FALSE;
3035
3036         device = connman_network_get_device(service->network);
3037         if (device == NULL)
3038                 return FALSE;
3039
3040         return __connman_device_get_reconnect(device);
3041 }
3042
3043 static DBusMessage *connect_service(DBusConnection *conn,
3044                                         DBusMessage *msg, void *user_data)
3045 {
3046         struct connman_service *service = user_data;
3047         GSequenceIter *iter;
3048         int err;
3049
3050         DBG("service %p", service);
3051
3052         if (service->pending != NULL)
3053                 return __connman_error_in_progress(msg);
3054
3055         iter = g_sequence_get_begin_iter(service_list);
3056
3057         while (g_sequence_iter_is_end(iter) == FALSE) {
3058                 struct connman_service *temp = g_sequence_get(iter);
3059
3060                 if (service->type == temp->type && is_connecting(temp) == TRUE)
3061                         return __connman_error_in_progress(msg);
3062
3063                 iter = g_sequence_iter_next(iter);
3064         }
3065
3066         service->ignore = FALSE;
3067
3068         service->userconnect = TRUE;
3069
3070         service->pending = dbus_message_ref(msg);
3071
3072         set_reconnect_state(service, FALSE);
3073
3074         err = __connman_service_connect(service);
3075         if (err < 0) {
3076                 if (service->pending == NULL)
3077                         return NULL;
3078
3079                 if (err != -EINPROGRESS) {
3080                         dbus_message_unref(service->pending);
3081                         service->pending = NULL;
3082
3083                         return __connman_error_failed(msg, -err);
3084                 }
3085
3086                 return NULL;
3087         }
3088
3089         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
3090 }
3091
3092 static DBusMessage *disconnect_service(DBusConnection *conn,
3093                                         DBusMessage *msg, void *user_data)
3094 {
3095         struct connman_service *service = user_data;
3096         int err;
3097
3098         DBG("service %p", service);
3099
3100         reply_pending(service, ECONNABORTED);
3101
3102         service->ignore = TRUE;
3103
3104         set_reconnect_state(service, FALSE);
3105
3106         err = __connman_service_disconnect(service);
3107         if (err < 0) {
3108                 if (err != -EINPROGRESS)
3109                         return __connman_error_failed(msg, -err);
3110
3111                 return NULL;
3112         }
3113
3114         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
3115 }
3116
3117 static DBusMessage *remove_service(DBusConnection *conn,
3118                                         DBusMessage *msg, void *user_data)
3119 {
3120         struct connman_service *service = user_data;
3121
3122         DBG("service %p", service);
3123
3124         if (service->type == CONNMAN_SERVICE_TYPE_ETHERNET)
3125                 return __connman_error_not_supported(msg);
3126
3127         if (service->immutable == TRUE || service->hidden == TRUE)
3128                 return __connman_error_not_supported(msg);
3129
3130         if (service->favorite == FALSE && service->state !=
3131                                                 CONNMAN_SERVICE_STATE_FAILURE)
3132                 return __connman_error_not_supported(msg);
3133
3134         set_reconnect_state(service, FALSE);
3135
3136         __connman_service_disconnect(service);
3137
3138         g_free(service->passphrase);
3139         service->passphrase = NULL;
3140
3141         set_idle(service);
3142
3143         __connman_service_set_favorite(service, FALSE);
3144         service_save(service);
3145
3146         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
3147 }
3148
3149 static gboolean check_suitable_state(enum connman_service_state a,
3150                                         enum connman_service_state b)
3151 {
3152         /*
3153          * Special check so that "ready" service can be moved before
3154          * "online" one.
3155          */
3156         if ((a == CONNMAN_SERVICE_STATE_ONLINE &&
3157                         b == CONNMAN_SERVICE_STATE_READY) ||
3158                 (b == CONNMAN_SERVICE_STATE_ONLINE &&
3159                         a == CONNMAN_SERVICE_STATE_READY))
3160                 return TRUE;
3161
3162         return a == b;
3163 }
3164
3165 static void downgrade_state(struct connman_service *service)
3166 {
3167         if (service == NULL)
3168                 return;
3169
3170         DBG("service %p state4 %d state6 %d", service, service->state_ipv4,
3171                                                 service->state_ipv6);
3172
3173         if (service->state_ipv4 == CONNMAN_SERVICE_STATE_ONLINE)
3174                 __connman_service_ipconfig_indicate_state(service,
3175                                                 CONNMAN_SERVICE_STATE_READY,
3176                                                 CONNMAN_IPCONFIG_TYPE_IPV4);
3177
3178         if (service->state_ipv6 == CONNMAN_SERVICE_STATE_ONLINE)
3179                 __connman_service_ipconfig_indicate_state(service,
3180                                                 CONNMAN_SERVICE_STATE_READY,
3181                                                 CONNMAN_IPCONFIG_TYPE_IPV6);
3182 }
3183
3184 static void apply_relevant_default_downgrade(struct connman_service *service)
3185 {
3186         struct connman_service *def_service;
3187
3188         def_service = get_default();
3189         if (def_service == NULL)
3190                 return;
3191
3192         if (def_service == service &&
3193                         def_service->state == CONNMAN_SERVICE_STATE_ONLINE)
3194                 def_service->state = CONNMAN_SERVICE_STATE_READY;
3195 }
3196
3197 static DBusMessage *move_service(DBusConnection *conn,
3198                                         DBusMessage *msg, void *user_data,
3199                                                                 gboolean before)
3200 {
3201         struct connman_service *service = user_data;
3202         struct connman_service *target;
3203         const char *path;
3204         GSequenceIter *src, *dst;
3205         enum connman_ipconfig_method target4, target6;
3206         enum connman_ipconfig_method service4, service6;
3207
3208         DBG("service %p", service);
3209
3210         dbus_message_get_args(msg, NULL, DBUS_TYPE_OBJECT_PATH, &path,
3211                                                         DBUS_TYPE_INVALID);
3212
3213         if (service->favorite == FALSE)
3214                 return __connman_error_not_supported(msg);
3215
3216         target = find_service(path);
3217         if (target == NULL || target->favorite == FALSE || target == service ||
3218                                 target->type == CONNMAN_SERVICE_TYPE_VPN)
3219                 return __connman_error_invalid_service(msg);
3220
3221         target4 = __connman_ipconfig_get_method(target->ipconfig_ipv4);
3222         target6 = __connman_ipconfig_get_method(target->ipconfig_ipv6);
3223         service4 = __connman_ipconfig_get_method(service->ipconfig_ipv4);
3224         service6 = __connman_ipconfig_get_method(service->ipconfig_ipv6);
3225
3226         DBG("target %s method %d/%d state %d/%d", target->identifier,
3227                                 target4, target6,
3228                                 target->state_ipv4, target->state_ipv6);
3229
3230         DBG("service %s method %d/%d state %d/%d", service->identifier,
3231                                 service4, service6,
3232                                 service->state_ipv4, service->state_ipv6);
3233
3234         /*
3235          * If method is OFF, then we do not need to check the corresponding
3236          * ipconfig state.
3237          */
3238         if (target4 == CONNMAN_IPCONFIG_METHOD_OFF) {
3239                 if (service6 != CONNMAN_IPCONFIG_METHOD_OFF) {
3240                         if (check_suitable_state(target->state_ipv6,
3241                                                 service->state_ipv6) == FALSE)
3242                                 return __connman_error_invalid_service(msg);
3243                 }
3244         }
3245
3246         if (target6 == CONNMAN_IPCONFIG_METHOD_OFF) {
3247                 if (service4 != CONNMAN_IPCONFIG_METHOD_OFF) {
3248                         if (check_suitable_state(target->state_ipv4,
3249                                                 service->state_ipv4) == FALSE)
3250                                 return __connman_error_invalid_service(msg);
3251                 }
3252         }
3253
3254         if (service4 == CONNMAN_IPCONFIG_METHOD_OFF) {
3255                 if (target6 != CONNMAN_IPCONFIG_METHOD_OFF) {
3256                         if (check_suitable_state(target->state_ipv6,
3257                                                 service->state_ipv6) == FALSE)
3258                                 return __connman_error_invalid_service(msg);
3259                 }
3260         }
3261
3262         if (service6 == CONNMAN_IPCONFIG_METHOD_OFF) {
3263                 if (target4 != CONNMAN_IPCONFIG_METHOD_OFF) {
3264                         if (check_suitable_state(target->state_ipv4,
3265                                                 service->state_ipv4) == FALSE)
3266                                 return __connman_error_invalid_service(msg);
3267                 }
3268         }
3269
3270         g_get_current_time(&service->modified);
3271         service_save(service);
3272
3273         src = g_hash_table_lookup(service_hash, service->identifier);
3274         dst = g_hash_table_lookup(service_hash, target->identifier);
3275
3276         /*
3277          * If the service which goes down is the default service and is
3278          * online, we downgrade directly its state to ready so:
3279          * the service which goes up, needs to recompute its state which
3280          * is triggered via downgrading it - if relevant - to state ready.
3281          */
3282         if (before == TRUE) {
3283                 apply_relevant_default_downgrade(target);
3284                 g_sequence_move(src, dst);
3285                 downgrade_state(service);
3286         } else {
3287                 apply_relevant_default_downgrade(service);
3288                 g_sequence_move(dst, src);
3289                 downgrade_state(target);
3290         }
3291
3292         __connman_connection_update_gateway();
3293
3294         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
3295 }
3296
3297 static DBusMessage *move_before(DBusConnection *conn,
3298                                         DBusMessage *msg, void *user_data)
3299 {
3300         return move_service(conn, msg, user_data, TRUE);
3301 }
3302
3303 static DBusMessage *move_after(DBusConnection *conn,
3304                                         DBusMessage *msg, void *user_data)
3305 {
3306         return move_service(conn, msg, user_data, FALSE);
3307 }
3308
3309 static DBusMessage *reset_counters(DBusConnection *conn,
3310                                         DBusMessage *msg, void *user_data)
3311 {
3312         struct connman_service *service = user_data;
3313
3314         reset_stats(service);
3315
3316         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
3317 }
3318
3319 static struct _services_notify {
3320         int id;
3321         GHashTable *add;
3322         GHashTable *remove;
3323 } *services_notify;
3324
3325 static void append_removed(gpointer key, gpointer value, gpointer user_data)
3326 {
3327         char *objpath = key;
3328         DBusMessageIter *iter = user_data;
3329
3330         DBG("removed %s", objpath);
3331         dbus_message_iter_append_basic(iter, DBUS_TYPE_OBJECT_PATH, &objpath);
3332 }
3333
3334 static void service_send_removed(void)
3335 {
3336         DBusMessage *signal;
3337         DBusMessageIter iter, array;
3338
3339         signal = dbus_message_new_signal(CONNMAN_MANAGER_PATH,
3340                         CONNMAN_MANAGER_INTERFACE, "ServicesRemoved");
3341         if (signal == NULL)
3342                 return;
3343
3344         dbus_message_iter_init_append(signal, &iter);
3345         dbus_message_iter_open_container(&iter, DBUS_TYPE_ARRAY,
3346                         DBUS_TYPE_OBJECT_PATH_AS_STRING, &array);
3347
3348         g_hash_table_foreach(services_notify->remove, append_removed, &array);
3349
3350         dbus_message_iter_close_container(&iter, &array);
3351
3352         dbus_connection_send(connection, signal, NULL);
3353         dbus_message_unref(signal);
3354
3355         g_hash_table_remove_all(services_notify->remove);
3356 }
3357
3358 static void service_send_added_foreach(gpointer data, gpointer user_data)
3359 {
3360         struct connman_service *service = data;
3361         DBusMessageIter *iter = user_data;
3362
3363         if (service == NULL || service->path == NULL) {
3364                 DBG("service %p or path is NULL", service);
3365                 return;
3366         }
3367
3368         DBG("added %s", service->path);
3369
3370         if (g_hash_table_lookup(services_notify->add, service->path) != NULL) {
3371                 append_struct(service, iter);
3372                 g_hash_table_remove(services_notify->add, service->path);
3373         } else {
3374                 append_struct_service(iter, NULL, service);
3375         }
3376 }
3377
3378 static void service_send_added_ordered(DBusMessageIter *iter, void *user_data)
3379 {
3380         g_sequence_foreach(service_list, service_send_added_foreach, iter);
3381 }
3382
3383 static void service_send_added(void)
3384 {
3385         DBusMessage *signal;
3386
3387         signal = dbus_message_new_signal(CONNMAN_MANAGER_PATH,
3388                         CONNMAN_MANAGER_INTERFACE, "ServicesAdded");
3389         if (signal == NULL)
3390                 return;
3391
3392         __connman_dbus_append_objpath_dict_array(signal,
3393                         service_send_added_ordered, NULL);
3394
3395         dbus_connection_send(connection, signal, NULL);
3396         dbus_message_unref(signal);
3397
3398         g_hash_table_remove_all(services_notify->add);
3399 }
3400
3401 static gboolean service_send_signals(gpointer data)
3402 {
3403         if (g_hash_table_size(services_notify->remove) > 0)
3404                 service_send_removed();
3405
3406         if (g_hash_table_size(services_notify->add) > 0)
3407                 service_send_added();
3408
3409         services_notify->id = 0;
3410         return FALSE;
3411 }
3412
3413 static void service_schedule_signals(void)
3414 {
3415         if (services_notify->id != 0)
3416                 g_source_remove(services_notify->id);
3417
3418         services_notify->id = g_timeout_add(100, service_send_signals, NULL);
3419 }
3420
3421 static void service_schedule_added(struct connman_service *service)
3422 {
3423         DBG("service %p", service);
3424
3425         g_hash_table_remove(services_notify->remove, service->path);
3426         g_hash_table_insert(services_notify->add, service->path, service);
3427
3428         service_schedule_signals();
3429 }
3430
3431 static void service_schedule_removed(struct connman_service *service)
3432 {
3433         DBG("service %p %s", service, service->path);
3434
3435         if (service == NULL || service->path == NULL) {
3436                 DBG("service %p or path is NULL", service);
3437                 return;
3438         }
3439
3440         g_hash_table_remove(services_notify->add, service->path);
3441         g_hash_table_insert(services_notify->remove, g_strdup(service->path),
3442                         NULL);
3443
3444         service_schedule_signals();
3445 }
3446
3447 static GDBusMethodTable service_methods[] = {
3448         { "GetProperties", "",   "a{sv}", get_properties     },
3449         { "SetProperty",   "sv", "",      set_property       },
3450         { "ClearProperty", "s",  "",      clear_property     },
3451         { "Connect",       "",   "",      connect_service,
3452                                                 G_DBUS_METHOD_FLAG_ASYNC },
3453         { "Disconnect",    "",   "",      disconnect_service },
3454         { "Remove",        "",   "",      remove_service     },
3455         { "MoveBefore",    "o",  "",      move_before        },
3456         { "MoveAfter",     "o",  "",      move_after         },
3457         { "ResetCounters", "",   "",      reset_counters     },
3458         { },
3459 };
3460
3461 static GDBusSignalTable service_signals[] = {
3462         { "PropertyChanged", "sv" },
3463         { },
3464 };
3465
3466 static void service_free(gpointer user_data)
3467 {
3468         struct connman_service *service = user_data;
3469         char *path = service->path;
3470
3471         DBG("service %p", service);
3472
3473         reply_pending(service, ENOENT);
3474
3475         g_hash_table_remove(service_hash, service->identifier);
3476
3477         __connman_notifier_service_remove(service);
3478         service_schedule_removed(service);
3479
3480         stats_stop(service);
3481
3482         service->path = NULL;
3483
3484         if (path != NULL) {
3485                 __connman_connection_update_gateway();
3486
3487                 g_dbus_unregister_interface(connection, path,
3488                                                 CONNMAN_SERVICE_INTERFACE);
3489                 g_free(path);
3490         }
3491
3492         g_hash_table_destroy(service->counter_table);
3493
3494         if (service->network != NULL) {
3495                 __connman_network_disconnect(service->network);
3496                 connman_network_unref(service->network);
3497                 service->network = NULL;
3498         }
3499
3500         if (service->provider != NULL)
3501                 connman_provider_unref(service->provider);
3502
3503         if (service->ipconfig_ipv4 != NULL) {
3504                 __connman_ipconfig_set_ops(service->ipconfig_ipv4, NULL);
3505                 __connman_ipconfig_set_data(service->ipconfig_ipv4, NULL);
3506                 __connman_ipconfig_unref(service->ipconfig_ipv4);
3507                 service->ipconfig_ipv4 = NULL;
3508         }
3509
3510         if (service->ipconfig_ipv6 != NULL) {
3511                 __connman_ipconfig_set_ops(service->ipconfig_ipv6, NULL);
3512                 __connman_ipconfig_set_data(service->ipconfig_ipv6, NULL);
3513                 __connman_ipconfig_unref(service->ipconfig_ipv6);
3514                 service->ipconfig_ipv6 = NULL;
3515         }
3516
3517         g_strfreev(service->timeservers);
3518         g_strfreev(service->nameservers);
3519         g_strfreev(service->nameservers_config);
3520         g_strfreev(service->nameservers_auto);
3521         g_strfreev(service->domains);
3522         g_strfreev(service->proxies);
3523         g_strfreev(service->excludes);
3524
3525         g_free(service->domainname);
3526         g_free(service->pac);
3527         g_free(service->name);
3528         g_free(service->passphrase);
3529         g_free(service->agent_passphrase);
3530         g_free(service->identifier);
3531         g_free(service->eap);
3532         g_free(service->identity);
3533         g_free(service->agent_identity);
3534         g_free(service->ca_cert_file);
3535         g_free(service->client_cert_file);
3536         g_free(service->private_key_file);
3537         g_free(service->private_key_passphrase);
3538         g_free(service->phase2);
3539
3540         if (service->stats.timer != NULL)
3541                 g_timer_destroy(service->stats.timer);
3542         if (service->stats_roaming.timer != NULL)
3543                 g_timer_destroy(service->stats_roaming.timer);
3544
3545         g_free(service);
3546 }
3547
3548 static void stats_init(struct connman_service *service)
3549 {
3550         /* home */
3551         service->stats.valid = FALSE;
3552         service->stats.enabled = FALSE;
3553         service->stats.timer = g_timer_new();
3554
3555         /* roaming */
3556         service->stats_roaming.valid = FALSE;
3557         service->stats_roaming.enabled = FALSE;
3558         service->stats_roaming.timer = g_timer_new();
3559 }
3560
3561 static void service_initialize(struct connman_service *service)
3562 {
3563         DBG("service %p", service);
3564
3565         service->refcount = 1;
3566         service->session_usage_count = 0;
3567
3568         service->type     = CONNMAN_SERVICE_TYPE_UNKNOWN;
3569         service->security = CONNMAN_SERVICE_SECURITY_UNKNOWN;
3570
3571         service->state = CONNMAN_SERVICE_STATE_UNKNOWN;
3572         service->state_ipv4 = CONNMAN_SERVICE_STATE_UNKNOWN;
3573         service->state_ipv6 = CONNMAN_SERVICE_STATE_UNKNOWN;
3574
3575         service->favorite  = FALSE;
3576         service->immutable = FALSE;
3577         service->hidden = FALSE;
3578
3579         service->ignore = FALSE;
3580
3581         service->userconnect = FALSE;
3582
3583         service->order = 0;
3584
3585         stats_init(service);
3586
3587         service->provider = NULL;
3588
3589         service->wps = FALSE;
3590 }
3591
3592 /**
3593  * connman_service_create:
3594  *
3595  * Allocate a new service.
3596  *
3597  * Returns: a newly-allocated #connman_service structure
3598  */
3599 struct connman_service *connman_service_create(void)
3600 {
3601         GSList *list;
3602         struct connman_stats_counter *counters;
3603         const char *counter;
3604
3605         struct connman_service *service;
3606
3607         service = g_try_new0(struct connman_service, 1);
3608         if (service == NULL)
3609                 return NULL;
3610
3611         DBG("service %p", service);
3612
3613         service->counter_table = g_hash_table_new_full(g_str_hash,
3614                                                 g_str_equal, NULL, g_free);
3615
3616         for (list = counter_list; list; list = list->next) {
3617                 counter = list->data;
3618
3619                 counters = g_try_new0(struct connman_stats_counter, 1);
3620                 if (counters == NULL) {
3621                         g_hash_table_destroy(service->counter_table);
3622                         g_free(service);
3623                         return NULL;
3624                 }
3625
3626                 counters->append_all = TRUE;
3627
3628                 g_hash_table_replace(service->counter_table, (gpointer)counter,
3629                                 counters);
3630         }
3631
3632         service_initialize(service);
3633
3634         return service;
3635 }
3636
3637 /**
3638  * connman_service_ref:
3639  * @service: service structure
3640  *
3641  * Increase reference counter of service
3642  */
3643 struct connman_service *
3644 connman_service_ref_debug(struct connman_service *service,
3645                         const char *file, int line, const char *caller)
3646 {
3647         DBG("%p ref %d by %s:%d:%s()", service, service->refcount + 1,
3648                 file, line, caller);
3649
3650         __sync_fetch_and_add(&service->refcount, 1);
3651
3652         return service;
3653 }
3654
3655 /**
3656  * connman_service_unref:
3657  * @service: service structure
3658  *
3659  * Decrease reference counter of service and release service if no
3660  * longer needed.
3661  */
3662 void connman_service_unref_debug(struct connman_service *service,
3663                         const char *file, int line, const char *caller)
3664 {
3665         GSequenceIter *iter;
3666
3667         DBG("%p ref %d by %s:%d:%s()", service, service->refcount - 1,
3668                 file, line, caller);
3669
3670         if (__sync_fetch_and_sub(&service->refcount, 1) != 1)
3671                 return;
3672
3673         iter = g_hash_table_lookup(service_hash, service->identifier);
3674         if (iter != NULL) {
3675                 reply_pending(service, ECONNABORTED);
3676
3677                 __connman_service_disconnect(service);
3678
3679                 g_sequence_remove(iter);
3680         } else {
3681                 service_free(service);
3682         }
3683 }
3684
3685 static gint service_compare(gconstpointer a, gconstpointer b,
3686                                                         gpointer user_data)
3687 {
3688         struct connman_service *service_a = (void *) a;
3689         struct connman_service *service_b = (void *) b;
3690         enum connman_service_state state_a, state_b;
3691
3692         state_a = service_a->state;
3693         state_b = service_b->state;
3694
3695         if (state_a != state_b) {
3696                 gboolean a_connected = is_connected(service_a);
3697                 gboolean b_connected = is_connected(service_b);
3698
3699                 if (a_connected == TRUE && b_connected == TRUE) {
3700                         /* We prefer online over ready state */
3701                         if (state_a == CONNMAN_SERVICE_STATE_ONLINE)
3702                                 return -1;
3703
3704                         if (state_b == CONNMAN_SERVICE_STATE_ONLINE)
3705                                 return 1;
3706                 }
3707
3708                 if (a_connected == TRUE)
3709                         return -1;
3710                 if (b_connected == TRUE)
3711                         return 1;
3712
3713                 if (is_connecting(service_a) == TRUE)
3714                         return -1;
3715                 if (is_connecting(service_b) == TRUE)
3716                         return 1;
3717         }
3718
3719         if (service_a->order > service_b->order)
3720                 return -1;
3721
3722         if (service_a->order < service_b->order)
3723                 return 1;
3724
3725         if (service_a->favorite == TRUE && service_b->favorite == FALSE)
3726                 return -1;
3727
3728         if (service_a->favorite == FALSE && service_b->favorite == TRUE)
3729                 return 1;
3730
3731         if (service_a->type != service_b->type) {
3732                 switch (service_a->type) {
3733                 case CONNMAN_SERVICE_TYPE_UNKNOWN:
3734                 case CONNMAN_SERVICE_TYPE_SYSTEM:
3735                 case CONNMAN_SERVICE_TYPE_ETHERNET:
3736                 case CONNMAN_SERVICE_TYPE_GPS:
3737                 case CONNMAN_SERVICE_TYPE_VPN:
3738                 case CONNMAN_SERVICE_TYPE_GADGET:
3739                         break;
3740                 case CONNMAN_SERVICE_TYPE_WIFI:
3741                         return 1;
3742                 case CONNMAN_SERVICE_TYPE_WIMAX:
3743                 case CONNMAN_SERVICE_TYPE_BLUETOOTH:
3744                 case CONNMAN_SERVICE_TYPE_CELLULAR:
3745                         return -1;
3746                 }
3747         }
3748
3749         return (gint) service_b->strength - (gint) service_a->strength;
3750 }
3751
3752 /**
3753  * connman_service_get_type:
3754  * @service: service structure
3755  *
3756  * Get the type of service
3757  */
3758 enum connman_service_type connman_service_get_type(struct connman_service *service)
3759 {
3760         if (service == NULL)
3761                 return CONNMAN_SERVICE_TYPE_UNKNOWN;
3762
3763         return service->type;
3764 }
3765
3766 /**
3767  * connman_service_get_interface:
3768  * @service: service structure
3769  *
3770  * Get network interface of service
3771  */
3772 char *connman_service_get_interface(struct connman_service *service)
3773 {
3774         int index;
3775
3776         if (service == NULL)
3777                 return NULL;
3778
3779         if (service->type == CONNMAN_SERVICE_TYPE_VPN) {
3780                 if (service->ipconfig_ipv4)
3781                         index = __connman_ipconfig_get_index(
3782                                                 service->ipconfig_ipv4);
3783                 else if (service->ipconfig_ipv6)
3784                         index = __connman_ipconfig_get_index(
3785                                                 service->ipconfig_ipv6);
3786                 else
3787                         return NULL;
3788
3789                 return connman_inet_ifname(index);
3790         }
3791
3792         if (service->network == NULL)
3793                 return NULL;
3794
3795         index = connman_network_get_index(service->network);
3796
3797         return connman_inet_ifname(index);
3798 }
3799
3800 /**
3801  * connman_service_get_network:
3802  * @service: service structure
3803  *
3804  * Get the service network
3805  */
3806 struct connman_network *
3807 __connman_service_get_network(struct connman_service *service)
3808 {
3809         if (service == NULL)
3810                 return NULL;
3811
3812         return service->network;
3813 }
3814
3815 struct connman_ipconfig *
3816 __connman_service_get_ip4config(struct connman_service *service)
3817 {
3818         if (service == NULL)
3819                 return NULL;
3820
3821         return service->ipconfig_ipv4;
3822 }
3823
3824 struct connman_ipconfig *
3825 __connman_service_get_ip6config(struct connman_service *service)
3826 {
3827         if (service == NULL)
3828                 return NULL;
3829
3830         return service->ipconfig_ipv6;
3831 }
3832
3833 struct connman_ipconfig *
3834 __connman_service_get_ipconfig(struct connman_service *service, int family)
3835 {
3836         if (family == AF_INET)
3837                 return __connman_service_get_ip4config(service);
3838         else if (family == AF_INET6)
3839                 return __connman_service_get_ip6config(service);
3840         else
3841                 return NULL;
3842
3843 }
3844
3845 connman_bool_t __connman_service_is_connected_state(struct connman_service *service,
3846                                         enum connman_ipconfig_type type)
3847 {
3848         if (service == NULL)
3849                 return FALSE;
3850
3851         switch (type) {
3852         case CONNMAN_IPCONFIG_TYPE_UNKNOWN:
3853                 break;
3854         case CONNMAN_IPCONFIG_TYPE_IPV4:
3855                 return is_connected_state(service, service->state_ipv4);
3856         case CONNMAN_IPCONFIG_TYPE_IPV6:
3857                 return is_connected_state(service, service->state_ipv6);
3858         }
3859
3860         return FALSE;
3861 }
3862 enum connman_service_security __connman_service_get_security(struct connman_service *service)
3863 {
3864         if (service == NULL)
3865                 return CONNMAN_SERVICE_SECURITY_UNKNOWN;
3866
3867         return service->security;
3868 }
3869
3870 const char *__connman_service_get_phase2(struct connman_service *service)
3871 {
3872         if (service == NULL)
3873                 return NULL;
3874
3875         return service->phase2;
3876 }
3877
3878 connman_bool_t __connman_service_wps_enabled(struct connman_service *service)
3879 {
3880         if (service == NULL)
3881                 return FALSE;
3882
3883         return service->wps;
3884 }
3885
3886 /**
3887  * __connman_service_set_favorite:
3888  * @service: service structure
3889  * @favorite: favorite value
3890  *
3891  * Change the favorite setting of service
3892  */
3893 int __connman_service_set_favorite(struct connman_service *service,
3894                                                 connman_bool_t favorite)
3895 {
3896         GSequenceIter *iter;
3897
3898         if (service->hidden == TRUE)
3899                 return -EOPNOTSUPP;
3900         iter = g_hash_table_lookup(service_hash, service->identifier);
3901         if (iter == NULL)
3902                 return -ENOENT;
3903
3904         if (service->favorite == favorite)
3905                 return -EALREADY;
3906
3907         service->favorite = favorite;
3908         service->order = __connman_service_get_order(service);
3909
3910         favorite_changed(service);
3911
3912         g_sequence_sort_changed(iter, service_compare, NULL);
3913
3914         __connman_connection_update_gateway();
3915
3916         return 0;
3917 }
3918
3919 int __connman_service_set_immutable(struct connman_service *service,
3920                                                 connman_bool_t immutable)
3921 {
3922         if (service->hidden == TRUE)
3923                 return -EOPNOTSUPP;
3924         service->immutable = immutable;
3925
3926         immutable_changed(service);
3927
3928         return 0;
3929 }
3930
3931 void __connman_service_set_string(struct connman_service *service,
3932                                   const char *key, const char *value)
3933 {
3934         if (service->hidden == TRUE)
3935                 return;
3936         if (g_str_equal(key, "EAP") == TRUE) {
3937                 g_free(service->eap);
3938                 service->eap = g_strdup(value);
3939         } else if (g_str_equal(key, "Identity") == TRUE) {
3940                 g_free(service->identity);
3941                 service->identity = g_strdup(value);
3942         } else if (g_str_equal(key, "CACertFile") == TRUE) {
3943                 g_free(service->ca_cert_file);
3944                 service->ca_cert_file = g_strdup(value);
3945         } else if (g_str_equal(key, "ClientCertFile") == TRUE) {
3946                 g_free(service->client_cert_file);
3947                 service->client_cert_file = g_strdup(value);
3948         } else if (g_str_equal(key, "PrivateKeyFile") == TRUE) {
3949                 g_free(service->private_key_file);
3950                 service->private_key_file = g_strdup(value);
3951         } else if (g_str_equal(key, "PrivateKeyPassphrase") == TRUE) {
3952                 g_free(service->private_key_passphrase);
3953                 service->private_key_passphrase = g_strdup(value);
3954         } else if (g_str_equal(key, "Phase2") == TRUE) {
3955                 g_free(service->phase2);
3956                 service->phase2 = g_strdup(value);
3957         } else if (g_str_equal(key, "Passphrase") == TRUE) {
3958                 g_free(service->passphrase);
3959                 service->passphrase = g_strdup(value);
3960         }
3961 }
3962
3963 static void service_complete(struct connman_service *service)
3964 {
3965         reply_pending(service, EIO);
3966
3967         if (service->userconnect == FALSE)
3968                 __connman_service_auto_connect();
3969
3970         g_get_current_time(&service->modified);
3971         service_save(service);
3972 }
3973
3974 static void report_error_cb(struct connman_service *service,
3975                         gboolean retry, void *user_data)
3976 {
3977         if (retry == TRUE)
3978                 __connman_service_connect(service);
3979         else {
3980                 service_complete(service);
3981                 __connman_connection_update_gateway();
3982                 __connman_device_request_scan(CONNMAN_DEVICE_TYPE_UNKNOWN);
3983         }
3984 }
3985
3986 void __connman_service_add_passphrase(struct connman_service *service,
3987                                 const gchar *passphrase)
3988 {
3989         switch (service->security) {
3990         case CONNMAN_SERVICE_SECURITY_WEP:
3991         case CONNMAN_SERVICE_SECURITY_PSK:
3992                 __connman_service_set_passphrase(service, passphrase);
3993                 break;
3994         case CONNMAN_SERVICE_SECURITY_8021X:
3995                 __connman_service_set_agent_passphrase(service,
3996                                                 passphrase);
3997                 break;
3998         case CONNMAN_SERVICE_SECURITY_UNKNOWN:
3999         case CONNMAN_SERVICE_SECURITY_NONE:
4000         case CONNMAN_SERVICE_SECURITY_WPA:
4001         case CONNMAN_SERVICE_SECURITY_RSN:
4002                 DBG("service security '%s' (%d) not handled",
4003                                 security2string(service->security),
4004                                 service->security);
4005                 break;
4006         }
4007
4008 }
4009
4010 static void request_input_cb (struct connman_service *service,
4011                         connman_bool_t values_received,
4012                         const char *name, int name_len,
4013                         const char *identity, const char *passphrase,
4014                         void *user_data)
4015 {
4016         struct connman_device *device;
4017
4018         DBG ("RequestInput return, %p", service);
4019
4020         if (service->hidden == TRUE && name_len > 0 && name_len <= 32) {
4021                 device = connman_network_get_device(service->network);
4022                 __connman_device_request_hidden_scan(device,
4023                                                 name, name_len,
4024                                                 identity, passphrase);
4025         }
4026
4027         if (values_received == FALSE || service->hidden == TRUE) {
4028                 service_complete(service);
4029                 __connman_connection_update_gateway();
4030                 __connman_device_request_scan(CONNMAN_DEVICE_TYPE_UNKNOWN);
4031                 return;
4032         }
4033
4034         if (identity != NULL)
4035                 __connman_service_set_agent_identity(service, identity);
4036
4037         if (passphrase != NULL)
4038                 __connman_service_add_passphrase(service, passphrase);
4039
4040         __connman_service_connect(service);
4041
4042         /* Never cache agent provided credentials */
4043         __connman_service_set_agent_identity(service, NULL);
4044         __connman_service_set_agent_passphrase(service, NULL);
4045 }
4046
4047 static void downgrade_connected_services(void)
4048 {
4049         struct connman_service *up_service;
4050         GSequenceIter *iter;
4051
4052         iter = g_sequence_get_begin_iter(service_list);
4053         while (g_sequence_iter_is_end(iter) == FALSE) {
4054                 up_service = g_sequence_get(iter);
4055
4056                 if (is_connected(up_service) == FALSE) {
4057                         iter = g_sequence_iter_next(iter);
4058                         continue;
4059                 }
4060
4061                 if (up_service->state == CONNMAN_SERVICE_STATE_ONLINE)
4062                         return;
4063
4064                 downgrade_state(up_service);
4065
4066                 iter = g_sequence_iter_next(iter);
4067         }
4068 }
4069
4070 static int service_indicate_state(struct connman_service *service)
4071 {
4072         enum connman_service_state old_state, new_state;
4073         struct connman_service *def_service;
4074         GSequenceIter *iter;
4075
4076         if (service == NULL)
4077                 return -EINVAL;
4078
4079         old_state = service->state;
4080         new_state = combine_state(service->state_ipv4, service->state_ipv6);
4081
4082         DBG("service %p old %s - new %s/%s => %s",
4083                                         service,
4084                                         state2string(old_state),
4085                                         state2string(service->state_ipv4),
4086                                         state2string(service->state_ipv6),
4087                                         state2string(new_state));
4088
4089         if (old_state == new_state)
4090                 return -EALREADY;
4091
4092         def_service = get_default();
4093
4094         if (new_state == CONNMAN_SERVICE_STATE_ONLINE) {
4095                 if (def_service != NULL && def_service != service &&
4096                         def_service->state == CONNMAN_SERVICE_STATE_ONLINE)
4097                         return -EALREADY;
4098         }
4099
4100         service->state = new_state;
4101         state_changed(service);
4102
4103         if (new_state == CONNMAN_SERVICE_STATE_IDLE &&
4104                         old_state != CONNMAN_SERVICE_STATE_DISCONNECT) {
4105                 reply_pending(service, ECONNABORTED);
4106
4107                 __connman_service_disconnect(service);
4108         }
4109
4110         if (new_state == CONNMAN_SERVICE_STATE_CONFIGURATION) {
4111                 if (__connman_stats_service_register(service) == 0) {
4112                         __connman_stats_get(service, FALSE,
4113                                                 &service->stats.data);
4114                         __connman_stats_get(service, TRUE,
4115                                                 &service->stats_roaming.data);
4116                 }
4117         }
4118
4119         if (new_state == CONNMAN_SERVICE_STATE_ONLINE)
4120                 __connman_timeserver_sync(service);
4121
4122         if (new_state == CONNMAN_SERVICE_STATE_IDLE) {
4123                 connman_bool_t reconnect;
4124
4125                 reconnect = get_reconnect_state(service);
4126                 if (reconnect == TRUE)
4127                         __connman_service_auto_connect();
4128
4129                 __connman_device_request_scan(CONNMAN_DEVICE_TYPE_UNKNOWN);
4130         }
4131
4132         if (new_state == CONNMAN_SERVICE_STATE_READY) {
4133                 enum connman_ipconfig_method method;
4134
4135                 set_reconnect_state(service, TRUE);
4136
4137                 __connman_service_set_favorite(service, TRUE);
4138
4139                 reply_pending(service, 0);
4140
4141                 service->userconnect = FALSE;
4142
4143                 g_get_current_time(&service->modified);
4144                 service_save(service);
4145
4146                 update_nameservers(service);
4147                 dns_changed(service);
4148                 domain_changed(service);
4149
4150                 __connman_notifier_connect(service->type);
4151
4152                 if (service->type == CONNMAN_SERVICE_TYPE_WIFI &&
4153                         connman_network_get_bool(service->network,
4154                                                 "WiFi.UseWPS") == TRUE) {
4155                         const char *pass;
4156
4157                         pass = connman_network_get_string(service->network,
4158                                                         "WiFi.Passphrase");
4159
4160                         __connman_service_set_passphrase(service, pass);
4161
4162                         connman_network_set_bool(service->network,
4163                                                         "WiFi.UseWPS", FALSE);
4164                 }
4165
4166                 default_changed();
4167
4168                 method = __connman_ipconfig_get_method(service->ipconfig_ipv6);
4169                 if (method == CONNMAN_IPCONFIG_METHOD_OFF)
4170                         __connman_ipconfig_disable_ipv6(
4171                                                 service->ipconfig_ipv6);
4172
4173         } else if (new_state == CONNMAN_SERVICE_STATE_DISCONNECT) {
4174                 def_service = get_default();
4175
4176                 if (__connman_notifier_count_connected() == 0 &&
4177                         def_service != NULL &&
4178                                 def_service->provider != NULL)
4179                         __connman_provider_disconnect(def_service->provider);
4180
4181                 default_changed();
4182
4183                 __connman_wispr_stop(service);
4184
4185                 __connman_wpad_stop(service);
4186
4187                 update_nameservers(service);
4188                 dns_changed(service);
4189                 domain_changed(service);
4190
4191                 __connman_timeserver_stop();
4192
4193                 __connman_notifier_disconnect(service->type);
4194
4195                 /*
4196                  * Previous services which are connected and which states
4197                  * are set to online should reset relevantly ipconfig_state
4198                  * to ready so wispr/portal will be rerun on those
4199                  */
4200                 downgrade_connected_services();
4201         }
4202
4203         if (new_state == CONNMAN_SERVICE_STATE_FAILURE) {
4204                 if (service->userconnect == TRUE &&
4205                         __connman_agent_report_error(service,
4206                                         error2string(service->error),
4207                                         report_error_cb, NULL) == -EIO)
4208                         return 0;
4209                 service_complete(service);
4210
4211                 __connman_device_request_scan(CONNMAN_DEVICE_TYPE_UNKNOWN);
4212         } else
4213                 service->error = CONNMAN_SERVICE_ERROR_UNKNOWN;
4214
4215         iter = g_hash_table_lookup(service_hash, service->identifier);
4216         if (iter != NULL)
4217                 g_sequence_sort_changed(iter, service_compare, NULL);
4218
4219         __connman_connection_update_gateway();
4220
4221         if (new_state == CONNMAN_SERVICE_STATE_ONLINE)
4222                 default_changed();
4223
4224         return 0;
4225 }
4226
4227 int __connman_service_indicate_error(struct connman_service *service,
4228                                         enum connman_service_error error)
4229 {
4230         DBG("service %p error %d", service, error);
4231
4232         if (service == NULL)
4233                 return -EINVAL;
4234
4235         service->error = error;
4236
4237         if (service->error == CONNMAN_SERVICE_ERROR_INVALID_KEY)
4238                 __connman_service_set_passphrase(service, NULL);
4239
4240         __connman_service_ipconfig_indicate_state(service,
4241                                                 CONNMAN_SERVICE_STATE_FAILURE,
4242                                                 CONNMAN_IPCONFIG_TYPE_IPV4);
4243         __connman_service_ipconfig_indicate_state(service,
4244                                                 CONNMAN_SERVICE_STATE_FAILURE,
4245                                                 CONNMAN_IPCONFIG_TYPE_IPV6);
4246         return 0;
4247 }
4248
4249 int __connman_service_clear_error(struct connman_service *service)
4250 {
4251         DBG("service %p", service);
4252
4253         if (service == NULL)
4254                 return -EINVAL;
4255
4256         if (service->state != CONNMAN_SERVICE_STATE_FAILURE)
4257                 return -EINVAL;
4258
4259         service->state_ipv4 = service->state_ipv6 =
4260                                                 CONNMAN_SERVICE_STATE_UNKNOWN;
4261         service->error = CONNMAN_SERVICE_ERROR_UNKNOWN;;
4262
4263         if (service->favorite == TRUE)
4264                 set_reconnect_state(service, TRUE);
4265
4266         __connman_service_ipconfig_indicate_state(service,
4267                                         CONNMAN_SERVICE_STATE_IDLE,
4268                                         CONNMAN_IPCONFIG_TYPE_IPV6);
4269
4270         /*
4271          * Toggling the IPv6 state to IDLE could trigger the auto connect
4272          * machinery and consequently the IPv4 state.
4273          */
4274         if (service->state_ipv4 != CONNMAN_SERVICE_STATE_UNKNOWN &&
4275                         service->state_ipv4 != CONNMAN_SERVICE_STATE_FAILURE)
4276                 return 0;
4277
4278         return __connman_service_ipconfig_indicate_state(service,
4279                                                 CONNMAN_SERVICE_STATE_IDLE,
4280                                                 CONNMAN_IPCONFIG_TYPE_IPV4);
4281 }
4282
4283 int __connman_service_indicate_default(struct connman_service *service)
4284 {
4285         struct connman_service *current = get_default();
4286
4287         DBG("service %p default %p", service, current);
4288
4289         if (current == service)
4290                 return 0;
4291
4292         default_changed();
4293
4294         return 0;
4295 }
4296
4297 enum connman_service_state __connman_service_ipconfig_get_state(
4298                                         struct connman_service *service,
4299                                         enum connman_ipconfig_type type)
4300 {
4301         if (service == NULL)
4302                 return CONNMAN_SERVICE_STATE_UNKNOWN;
4303
4304         if (type == CONNMAN_IPCONFIG_TYPE_IPV4)
4305                 return service->state_ipv4;
4306
4307         if (type == CONNMAN_IPCONFIG_TYPE_IPV6)
4308                 return service->state_ipv6;
4309
4310         return CONNMAN_SERVICE_STATE_UNKNOWN;
4311 }
4312
4313 static void check_proxy_setup(struct connman_service *service)
4314 {
4315         /*
4316          * We start WPAD if we haven't got a PAC URL from DHCP and
4317          * if our proxy manual configuration is either empty or set
4318          * to AUTO with an empty URL.
4319          */
4320
4321         if (service->proxy != CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN)
4322                 goto done;
4323
4324         if (service->proxy_config != CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN &&
4325                 (service->proxy_config != CONNMAN_SERVICE_PROXY_METHOD_AUTO ||
4326                         service->pac != NULL))
4327                 goto done;
4328
4329         if (__connman_wpad_start(service) < 0) {
4330                 service->proxy = CONNMAN_SERVICE_PROXY_METHOD_DIRECT;
4331                 __connman_notifier_proxy_changed(service);
4332                 goto done;
4333         }
4334
4335         return;
4336
4337 done:
4338         __connman_wispr_start(service, CONNMAN_IPCONFIG_TYPE_IPV4);
4339 }
4340
4341 /*
4342  * How many networks are connected at the same time. If more than 1,
4343  * then set the rp_filter setting properly (loose mode routing) so that network
4344  * connectivity works ok. This is only done for IPv4 networks as IPv6
4345  * does not have rp_filter knob.
4346  */
4347 static int connected_networks_count;
4348 static int original_rp_filter;
4349
4350 static void service_rp_filter(struct connman_service *service,
4351                                 gboolean connected)
4352 {
4353         enum connman_ipconfig_method method;
4354
4355         method = __connman_ipconfig_get_method(service->ipconfig_ipv4);
4356
4357         switch (method) {
4358         case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
4359         case CONNMAN_IPCONFIG_METHOD_OFF:
4360         case CONNMAN_IPCONFIG_METHOD_AUTO:
4361                 return;
4362         case CONNMAN_IPCONFIG_METHOD_FIXED:
4363         case CONNMAN_IPCONFIG_METHOD_MANUAL:
4364         case CONNMAN_IPCONFIG_METHOD_DHCP:
4365                 break;
4366         }
4367
4368         if (connected == TRUE) {
4369                 if (connected_networks_count == 1) {
4370                         int filter_value;
4371                         filter_value = __connman_ipconfig_set_rp_filter();
4372                         if (filter_value < 0)
4373                                 return;
4374
4375                         original_rp_filter = filter_value;
4376                 }
4377                 connected_networks_count++;
4378
4379         } else {
4380                 if (connected_networks_count == 2)
4381                         __connman_ipconfig_unset_rp_filter(original_rp_filter);
4382
4383                 connected_networks_count--;
4384                 if (connected_networks_count < 0)
4385                         connected_networks_count = 0;
4386         }
4387
4388         DBG("%s %s ipconfig %p method %d count %d filter %d",
4389                 connected ? "connected" : "disconnected", service->identifier,
4390                 service->ipconfig_ipv4, method,
4391                 connected_networks_count, original_rp_filter);
4392 }
4393
4394 static gboolean redo_wispr(gpointer user_data)
4395 {
4396         struct connman_service *service = user_data;
4397
4398         DBG("");
4399
4400         __connman_wispr_start(service, CONNMAN_IPCONFIG_TYPE_IPV6);
4401
4402         return FALSE;
4403 }
4404
4405 int __connman_service_online_check_failed(struct connman_service *service,
4406                                         enum connman_ipconfig_type type)
4407 {
4408         DBG("service %p type %d count %d", service, type,
4409                                                 service->online_check_count);
4410
4411         if (type == CONNMAN_IPCONFIG_TYPE_IPV4)
4412                 /* currently we only retry IPv6 stuff */
4413                 return 0;
4414
4415         if (service->online_check_count != 1)
4416                 return 0;
4417
4418         service->online_check_count = 0;
4419
4420         /*
4421          * We set the timeout to 1 sec so that we have a chance to get
4422          * necessary IPv6 router advertisement messages that might have
4423          * DNS data etc.
4424          */
4425         g_timeout_add_seconds(1, redo_wispr, service);
4426
4427         return EAGAIN;
4428 }
4429
4430 int __connman_service_ipconfig_indicate_state(struct connman_service *service,
4431                                         enum connman_service_state new_state,
4432                                         enum connman_ipconfig_type type)
4433 {
4434         struct connman_ipconfig *ipconfig = NULL;
4435         enum connman_service_state old_state;
4436         int ret;
4437
4438         if (service == NULL)
4439                 return -EINVAL;
4440
4441         if (type == CONNMAN_IPCONFIG_TYPE_IPV4) {
4442                 old_state = service->state_ipv4;
4443                 ipconfig = service->ipconfig_ipv4;
4444         } else if (type == CONNMAN_IPCONFIG_TYPE_IPV6) {
4445                 old_state = service->state_ipv6;
4446                 ipconfig = service->ipconfig_ipv6;
4447         }
4448
4449         if (ipconfig == NULL)
4450                 return -EINVAL;
4451
4452         /* Any change? */
4453         if (old_state == new_state)
4454                 return -EALREADY;
4455
4456         DBG("service %p (%s) state %d (%s) type %d (%s)",
4457                 service, service ? service->identifier : NULL,
4458                 new_state, state2string(new_state),
4459                 type, __connman_ipconfig_type2string(type));
4460
4461         switch (new_state) {
4462         case CONNMAN_SERVICE_STATE_UNKNOWN:
4463         case CONNMAN_SERVICE_STATE_IDLE:
4464                 if (service->state == CONNMAN_SERVICE_STATE_FAILURE)
4465                         return -EINVAL;
4466                 break;
4467         case CONNMAN_SERVICE_STATE_ASSOCIATION:
4468                 break;
4469         case CONNMAN_SERVICE_STATE_CONFIGURATION:
4470                 __connman_ipconfig_enable(ipconfig);
4471                 break;
4472         case CONNMAN_SERVICE_STATE_READY:
4473                 update_nameservers(service);
4474
4475                 if (type == CONNMAN_IPCONFIG_TYPE_IPV4) {
4476                         check_proxy_setup(service);
4477                         service_rp_filter(service, TRUE);
4478                 } else {
4479                         service->online_check_count = 1;
4480                         __connman_wispr_start(service, type);
4481                 }
4482                 break;
4483         case CONNMAN_SERVICE_STATE_ONLINE:
4484                 break;
4485         case CONNMAN_SERVICE_STATE_DISCONNECT:
4486                 if (service->state == CONNMAN_SERVICE_STATE_IDLE)
4487                         return -EINVAL;
4488
4489                 if (type == CONNMAN_IPCONFIG_TYPE_IPV4)
4490                         service_rp_filter(service, FALSE);
4491
4492                 break;
4493         case CONNMAN_SERVICE_STATE_FAILURE:
4494                 break;
4495         }
4496
4497         /* We keep that state */
4498         if (type == CONNMAN_IPCONFIG_TYPE_IPV4)
4499                 service->state_ipv4 = new_state;
4500         else if (type == CONNMAN_IPCONFIG_TYPE_IPV6)
4501                 service->state_ipv6 = new_state;
4502
4503         ret = service_indicate_state(service);
4504
4505         /*
4506          * If the ipconfig method is OFF, then we set the state to IDLE
4507          * so that it will not affect the combined state in the future.
4508          */
4509         if (type == CONNMAN_IPCONFIG_TYPE_IPV4) {
4510                 enum connman_ipconfig_method method;
4511                 method = __connman_ipconfig_get_method(service->ipconfig_ipv4);
4512                 if (method == CONNMAN_IPCONFIG_METHOD_OFF ||
4513                                 method == CONNMAN_IPCONFIG_METHOD_UNKNOWN) {
4514                         service->state_ipv4 = CONNMAN_SERVICE_STATE_IDLE;
4515                         ret = service_indicate_state(service);
4516                 }
4517
4518         } else if (type == CONNMAN_IPCONFIG_TYPE_IPV6) {
4519                 enum connman_ipconfig_method method;
4520                 method = __connman_ipconfig_get_method(service->ipconfig_ipv6);
4521                 if (method == CONNMAN_IPCONFIG_METHOD_OFF ||
4522                                 method == CONNMAN_IPCONFIG_METHOD_UNKNOWN) {
4523                         service->state_ipv6 = CONNMAN_SERVICE_STATE_IDLE;
4524                         ret = service_indicate_state(service);
4525                 }
4526         }
4527
4528         return ret;
4529 }
4530
4531 static connman_bool_t prepare_network(struct connman_service *service)
4532 {
4533         enum connman_network_type type;
4534         unsigned int ssid_len;
4535
4536         type = connman_network_get_type(service->network);
4537
4538         switch (type) {
4539         case CONNMAN_NETWORK_TYPE_UNKNOWN:
4540         case CONNMAN_NETWORK_TYPE_VENDOR:
4541                 return FALSE;
4542         case CONNMAN_NETWORK_TYPE_WIFI:
4543                 if (connman_network_get_blob(service->network, "WiFi.SSID",
4544                                                         &ssid_len) == NULL)
4545                         return FALSE;
4546
4547                 if (service->passphrase != NULL)
4548                         connman_network_set_string(service->network,
4549                                 "WiFi.Passphrase", service->passphrase);
4550                 break;
4551         case CONNMAN_NETWORK_TYPE_ETHERNET:
4552         case CONNMAN_NETWORK_TYPE_WIMAX:
4553         case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
4554         case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
4555         case CONNMAN_NETWORK_TYPE_CELLULAR:
4556                 break;
4557         }
4558
4559         return TRUE;
4560 }
4561
4562 static void prepare_8021x(struct connman_service *service)
4563 {
4564         if (service->eap != NULL)
4565                 connman_network_set_string(service->network, "WiFi.EAP",
4566                                                                 service->eap);
4567
4568         if (service->identity != NULL)
4569                 connman_network_set_string(service->network, "WiFi.Identity",
4570                                                         service->identity);
4571
4572         if (service->ca_cert_file != NULL)
4573                 connman_network_set_string(service->network, "WiFi.CACertFile",
4574                                                         service->ca_cert_file);
4575
4576         if (service->client_cert_file != NULL)
4577                 connman_network_set_string(service->network,
4578                                                 "WiFi.ClientCertFile",
4579                                                 service->client_cert_file);
4580
4581         if (service->private_key_file != NULL)
4582                 connman_network_set_string(service->network,
4583                                                 "WiFi.PrivateKeyFile",
4584                                                 service->private_key_file);
4585
4586         if (service->private_key_passphrase != NULL)
4587                 connman_network_set_string(service->network,
4588                                         "WiFi.PrivateKeyPassphrase",
4589                                         service->private_key_passphrase);
4590
4591         if (service->phase2 != NULL)
4592                 connman_network_set_string(service->network, "WiFi.Phase2",
4593                                                         service->phase2);
4594 }
4595
4596 static int service_connect(struct connman_service *service)
4597 {
4598         int err;
4599
4600         if (service->hidden == TRUE)
4601                 return -EPERM;
4602
4603         switch (service->type) {
4604         case CONNMAN_SERVICE_TYPE_UNKNOWN:
4605         case CONNMAN_SERVICE_TYPE_SYSTEM:
4606         case CONNMAN_SERVICE_TYPE_GPS:
4607         case CONNMAN_SERVICE_TYPE_GADGET:
4608                 return -EINVAL;
4609         case CONNMAN_SERVICE_TYPE_ETHERNET:
4610         case CONNMAN_SERVICE_TYPE_WIMAX:
4611         case CONNMAN_SERVICE_TYPE_BLUETOOTH:
4612         case CONNMAN_SERVICE_TYPE_CELLULAR:
4613         case CONNMAN_SERVICE_TYPE_VPN:
4614                 break;
4615         case CONNMAN_SERVICE_TYPE_WIFI:
4616                 switch (service->security) {
4617                 case CONNMAN_SERVICE_SECURITY_UNKNOWN:
4618                 case CONNMAN_SERVICE_SECURITY_NONE:
4619                         break;
4620                 case CONNMAN_SERVICE_SECURITY_WEP:
4621                 case CONNMAN_SERVICE_SECURITY_PSK:
4622                 case CONNMAN_SERVICE_SECURITY_WPA:
4623                 case CONNMAN_SERVICE_SECURITY_RSN:
4624                         if (service->passphrase == NULL) {
4625                                 if (service->network == NULL)
4626                                         return -EOPNOTSUPP;
4627
4628                                 if (service->wps == FALSE ||
4629                                         connman_network_get_bool(
4630                                                         service->network,
4631                                                         "WiFi.UseWPS") == FALSE)
4632                                         return -ENOKEY;
4633                         }
4634                         break;
4635                 case CONNMAN_SERVICE_SECURITY_8021X:
4636                         if (service->eap == NULL)
4637                                 return -EINVAL;
4638
4639                         /*
4640                          * never request credentials if using EAP-TLS
4641                          * (EAP-TLS networks need to be fully provisioned)
4642                          */
4643                         if (g_str_equal(service->eap, "tls") == TRUE)
4644                                 break;
4645
4646                         /*
4647                          * Return -ENOKEY if either identity or passphrase is
4648                          * missing. Agent provided credentials can be used as
4649                          * fallback if needed.
4650                          */
4651                         if ((service->identity == NULL &&
4652                                         service->agent_identity == NULL) ||
4653                                         (service->passphrase == NULL &&
4654                                         service->agent_passphrase == NULL))
4655                                 return -ENOKEY;
4656
4657                         break;
4658                 }
4659                 break;
4660         }
4661
4662         if (service->network != NULL) {
4663                 if (prepare_network(service) == FALSE)
4664                         return -EINVAL;
4665
4666                 switch (service->security) {
4667                 case CONNMAN_SERVICE_SECURITY_UNKNOWN:
4668                 case CONNMAN_SERVICE_SECURITY_NONE:
4669                 case CONNMAN_SERVICE_SECURITY_WEP:
4670                 case CONNMAN_SERVICE_SECURITY_PSK:
4671                 case CONNMAN_SERVICE_SECURITY_WPA:
4672                 case CONNMAN_SERVICE_SECURITY_RSN:
4673                         break;
4674                 case CONNMAN_SERVICE_SECURITY_8021X:
4675                         prepare_8021x(service);
4676                         break;
4677                 }
4678
4679                 if (__connman_stats_service_register(service) == 0) {
4680                         __connman_stats_get(service, FALSE,
4681                                                 &service->stats.data);
4682                         __connman_stats_get(service, TRUE,
4683                                                 &service->stats_roaming.data);
4684                 }
4685
4686                 if (service->ipconfig_ipv4)
4687                         __connman_ipconfig_enable(service->ipconfig_ipv4);
4688                 if (service->ipconfig_ipv6)
4689                         __connman_ipconfig_enable(service->ipconfig_ipv6);
4690
4691                 err = __connman_network_connect(service->network);
4692         } else if (service->type == CONNMAN_SERVICE_TYPE_VPN &&
4693                                         service->provider != NULL)
4694                 err = __connman_provider_connect(service->provider);
4695         else
4696                 return -EOPNOTSUPP;
4697
4698         if (err < 0) {
4699                 if (err != -EINPROGRESS) {
4700                         __connman_ipconfig_disable(service->ipconfig_ipv4);
4701                         __connman_ipconfig_disable(service->ipconfig_ipv6);
4702                         __connman_stats_service_unregister(service);
4703                 }
4704         }
4705
4706         return err;
4707 }
4708
4709
4710 int __connman_service_connect(struct connman_service *service)
4711 {
4712         int err;
4713
4714         DBG("service %p state %s", service, state2string(service->state));
4715
4716         if (is_connected(service) == TRUE)
4717                 return -EISCONN;
4718
4719         if (is_connecting(service) == TRUE)
4720                 return -EALREADY;
4721
4722         switch (service->type) {
4723         case CONNMAN_SERVICE_TYPE_UNKNOWN:
4724         case CONNMAN_SERVICE_TYPE_SYSTEM:
4725         case CONNMAN_SERVICE_TYPE_GPS:
4726         case CONNMAN_SERVICE_TYPE_GADGET:
4727                 return -EINVAL;
4728         default:
4729                 err = service_connect(service);
4730         }
4731
4732         if (err >= 0)
4733                 return 0;
4734
4735         if (err == -EINPROGRESS) {
4736                 if (service->timeout == 0)
4737                         service->timeout = g_timeout_add_seconds(
4738                                 CONNECT_TIMEOUT, connect_timeout, service);
4739
4740                 return -EINPROGRESS;
4741         }
4742
4743         __connman_service_ipconfig_indicate_state(service,
4744                                         CONNMAN_SERVICE_STATE_FAILURE,
4745                                         CONNMAN_IPCONFIG_TYPE_IPV4);
4746         __connman_service_ipconfig_indicate_state(service,
4747                                         CONNMAN_SERVICE_STATE_FAILURE,
4748                                         CONNMAN_IPCONFIG_TYPE_IPV6);
4749
4750         if (service->network != NULL)
4751                 __connman_network_disconnect(service->network);
4752         else if (service->type == CONNMAN_SERVICE_TYPE_VPN &&
4753                                 service->provider != NULL)
4754                         __connman_provider_disconnect(service->provider);
4755
4756         if (service->userconnect == TRUE) {
4757                 if (err == -ENOKEY || err == -EPERM) {
4758                         if (__connman_agent_request_passphrase_input(service,
4759                                                         request_input_cb,
4760                                                         NULL) == -EIO)
4761                                 return -EINPROGRESS;
4762                 }
4763                 reply_pending(service, -err);
4764         }
4765
4766         return err;
4767 }
4768
4769 int __connman_service_disconnect(struct connman_service *service)
4770 {
4771         int err;
4772
4773         DBG("service %p", service);
4774
4775         if (service->network != NULL) {
4776                 err = __connman_network_disconnect(service->network);
4777         } else if (service->type == CONNMAN_SERVICE_TYPE_VPN &&
4778                                         service->provider != NULL)
4779                 err = __connman_provider_disconnect(service->provider);
4780         else
4781                 return -EOPNOTSUPP;
4782
4783         if (err < 0 && err != -EINPROGRESS)
4784                 return err;
4785
4786         __connman_6to4_remove(service->ipconfig_ipv4);
4787
4788         if (service->ipconfig_ipv4)
4789                 __connman_ipconfig_set_proxy_autoconfig(service->ipconfig_ipv4,
4790                                                         NULL);
4791         else
4792                 __connman_ipconfig_set_proxy_autoconfig(service->ipconfig_ipv6,
4793                                                         NULL);
4794
4795         __connman_ipconfig_address_remove(service->ipconfig_ipv4);
4796         __connman_ipconfig_address_remove(service->ipconfig_ipv6);
4797
4798         __connman_ipconfig_disable(service->ipconfig_ipv4);
4799         __connman_ipconfig_disable(service->ipconfig_ipv6);
4800
4801         __connman_stats_service_unregister(service);
4802
4803         return err;
4804 }
4805
4806 int __connman_service_disconnect_all(void)
4807 {
4808         GSequenceIter *iter;
4809         GSList *services = NULL, *list;
4810
4811         DBG("");
4812
4813         iter = g_sequence_get_begin_iter(service_list);
4814
4815         while (g_sequence_iter_is_end(iter) == FALSE) {
4816                 struct connman_service *service = g_sequence_get(iter);
4817
4818                 services = g_slist_prepend(services, service);
4819
4820                 iter = g_sequence_iter_next(iter);
4821         }
4822
4823         for (list = services; list != NULL; list = list->next) {
4824                 struct connman_service *service = list->data;
4825
4826                 service->ignore = TRUE;
4827
4828                 set_reconnect_state(service, FALSE);
4829
4830                 __connman_service_disconnect(service);
4831         }
4832
4833         g_slist_free(list);
4834
4835         return 0;
4836
4837 }
4838
4839 /**
4840  * lookup_by_identifier:
4841  * @identifier: service identifier
4842  *
4843  * Look up a service by identifier (reference count will not be increased)
4844  */
4845 static struct connman_service *lookup_by_identifier(const char *identifier)
4846 {
4847         GSequenceIter *iter;
4848
4849         iter = g_hash_table_lookup(service_hash, identifier);
4850         if (iter != NULL)
4851                 return g_sequence_get(iter);
4852
4853         return NULL;
4854 }
4855
4856 static void provision_changed(gpointer value, gpointer user_data)
4857 {
4858         struct connman_service *service = value;
4859         char *path = user_data;
4860
4861         __connman_config_provision_service_ident(service, path);
4862 }
4863
4864 void __connman_service_provision_changed(const char *ident)
4865 {
4866         g_sequence_foreach(service_list, provision_changed, (void *)ident);
4867 }
4868
4869 /**
4870  * __connman_service_get:
4871  * @identifier: service identifier
4872  *
4873  * Look up a service by identifier or create a new one if not found
4874  */
4875 static struct connman_service *service_get(const char *identifier)
4876 {
4877         struct connman_service *service;
4878         GSequenceIter *iter;
4879
4880         iter = g_hash_table_lookup(service_hash, identifier);
4881         if (iter != NULL) {
4882                 service = g_sequence_get(iter);
4883                 if (service != NULL)
4884                         connman_service_ref(service);
4885                 return service;
4886         }
4887
4888         service = connman_service_create();
4889         if (service == NULL)
4890                 return NULL;
4891
4892         DBG("service %p", service);
4893
4894         service->identifier = g_strdup(identifier);
4895
4896         iter = g_sequence_insert_sorted(service_list, service,
4897                                                 service_compare, NULL);
4898
4899         g_hash_table_insert(service_hash, service->identifier, iter);
4900
4901         return service;
4902 }
4903
4904 static int service_register(struct connman_service *service)
4905 {
4906         GSequenceIter *iter;
4907
4908         DBG("service %p", service);
4909
4910         if (service->path != NULL)
4911                 return -EALREADY;
4912
4913         service->path = g_strdup_printf("%s/service/%s", CONNMAN_PATH,
4914                                                 service->identifier);
4915
4916         DBG("path %s", service->path);
4917
4918         __connman_config_provision_service(service);
4919
4920         service_load(service);
4921
4922         g_dbus_register_interface(connection, service->path,
4923                                         CONNMAN_SERVICE_INTERFACE,
4924                                         service_methods, service_signals,
4925                                                         NULL, service, NULL);
4926
4927         iter = g_hash_table_lookup(service_hash, service->identifier);
4928         if (iter != NULL)
4929                 g_sequence_sort_changed(iter, service_compare, NULL);
4930
4931         __connman_connection_update_gateway();
4932
4933         return 0;
4934 }
4935
4936 static void service_up(struct connman_ipconfig *ipconfig)
4937 {
4938         struct connman_service *service = __connman_ipconfig_get_data(ipconfig);
4939
4940         DBG("%s up", __connman_ipconfig_get_ifname(ipconfig));
4941
4942         link_changed(service);
4943
4944         service->stats.valid = FALSE;
4945         service->stats_roaming.valid = FALSE;
4946 }
4947
4948 static void service_down(struct connman_ipconfig *ipconfig)
4949 {
4950         DBG("%s down", __connman_ipconfig_get_ifname(ipconfig));
4951 }
4952
4953 static void service_lower_up(struct connman_ipconfig *ipconfig)
4954 {
4955         struct connman_service *service = __connman_ipconfig_get_data(ipconfig);
4956
4957         DBG("%s lower up", __connman_ipconfig_get_ifname(ipconfig));
4958
4959         stats_start(service);
4960 }
4961
4962 static void service_lower_down(struct connman_ipconfig *ipconfig)
4963 {
4964         struct connman_service *service = __connman_ipconfig_get_data(ipconfig);
4965
4966         DBG("%s lower down", __connman_ipconfig_get_ifname(ipconfig));
4967
4968         if (is_idle_state(service, service->state_ipv4) == FALSE)
4969                 __connman_ipconfig_disable(service->ipconfig_ipv4);
4970
4971         if (is_idle_state(service, service->state_ipv6) == FALSE)
4972                 __connman_ipconfig_disable(service->ipconfig_ipv6);
4973
4974         stats_stop(service);
4975         service_save(service);
4976 }
4977
4978 static void service_ip_bound(struct connman_ipconfig *ipconfig)
4979 {
4980         struct connman_service *service = __connman_ipconfig_get_data(ipconfig);
4981         enum connman_ipconfig_method method = CONNMAN_IPCONFIG_METHOD_UNKNOWN;
4982         enum connman_ipconfig_type type = CONNMAN_IPCONFIG_TYPE_UNKNOWN;
4983
4984         DBG("%s ip bound", __connman_ipconfig_get_ifname(ipconfig));
4985
4986         type = __connman_ipconfig_get_config_type(ipconfig);
4987         method = __connman_ipconfig_get_method(ipconfig);
4988
4989         DBG("service %p ipconfig %p type %d method %d", service, ipconfig,
4990                                                         type, method);
4991
4992         if (type == CONNMAN_IPCONFIG_TYPE_IPV6 &&
4993                         method == CONNMAN_IPCONFIG_METHOD_AUTO)
4994                 __connman_service_ipconfig_indicate_state(service,
4995                                                 CONNMAN_SERVICE_STATE_READY,
4996                                                 CONNMAN_IPCONFIG_TYPE_IPV6);
4997
4998         settings_changed(service, ipconfig);
4999 }
5000
5001 static void service_ip_release(struct connman_ipconfig *ipconfig)
5002 {
5003         struct connman_service *service = __connman_ipconfig_get_data(ipconfig);
5004         enum connman_ipconfig_method method = CONNMAN_IPCONFIG_METHOD_UNKNOWN;
5005         enum connman_ipconfig_type type = CONNMAN_IPCONFIG_TYPE_UNKNOWN;
5006
5007         DBG("%s ip release", __connman_ipconfig_get_ifname(ipconfig));
5008
5009         type = __connman_ipconfig_get_config_type(ipconfig);
5010         method = __connman_ipconfig_get_method(ipconfig);
5011
5012         DBG("service %p ipconfig %p type %d method %d", service, ipconfig,
5013                                                         type, method);
5014
5015         if (type == CONNMAN_IPCONFIG_TYPE_IPV6 &&
5016                         method == CONNMAN_IPCONFIG_METHOD_OFF)
5017                 __connman_service_ipconfig_indicate_state(service,
5018                                         CONNMAN_SERVICE_STATE_DISCONNECT,
5019                                         CONNMAN_IPCONFIG_TYPE_IPV6);
5020
5021         if (type == CONNMAN_IPCONFIG_TYPE_IPV4 &&
5022                         method == CONNMAN_IPCONFIG_METHOD_OFF)
5023                 __connman_service_ipconfig_indicate_state(service,
5024                                         CONNMAN_SERVICE_STATE_DISCONNECT,
5025                                         CONNMAN_IPCONFIG_TYPE_IPV4);
5026
5027         settings_changed(service, ipconfig);
5028 }
5029
5030 static const struct connman_ipconfig_ops service_ops = {
5031         .up             = service_up,
5032         .down           = service_down,
5033         .lower_up       = service_lower_up,
5034         .lower_down     = service_lower_down,
5035         .ip_bound       = service_ip_bound,
5036         .ip_release     = service_ip_release,
5037 };
5038
5039 static void setup_ip4config(struct connman_service *service, int index,
5040                         enum connman_ipconfig_method method)
5041 {
5042         service->ipconfig_ipv4 = __connman_ipconfig_create(index,
5043                                                 CONNMAN_IPCONFIG_TYPE_IPV4);
5044         if (service->ipconfig_ipv4 == NULL)
5045                 return;
5046
5047         __connman_ipconfig_set_method(service->ipconfig_ipv4, method);
5048
5049         __connman_ipconfig_set_data(service->ipconfig_ipv4, service);
5050
5051         __connman_ipconfig_set_ops(service->ipconfig_ipv4, &service_ops);
5052 }
5053
5054 static void setup_ip6config(struct connman_service *service, int index)
5055 {
5056         service->ipconfig_ipv6 = __connman_ipconfig_create(index,
5057                                                 CONNMAN_IPCONFIG_TYPE_IPV6);
5058         if (service->ipconfig_ipv6 == NULL)
5059                 return;
5060
5061         __connman_ipconfig_set_data(service->ipconfig_ipv6, service);
5062
5063         __connman_ipconfig_set_ops(service->ipconfig_ipv6, &service_ops);
5064 }
5065
5066 void __connman_service_read_ip4config(struct connman_service *service)
5067 {
5068         GKeyFile *keyfile;
5069
5070         if (service->ipconfig_ipv4 == NULL)
5071                 return;
5072
5073         keyfile = connman_storage_load_service(service->identifier);
5074         if (keyfile == NULL)
5075                 return;
5076
5077         __connman_ipconfig_load(service->ipconfig_ipv4, keyfile,
5078                                 service->identifier, "IPv4.");
5079
5080         g_key_file_free(keyfile);
5081 }
5082
5083 void __connman_service_create_ip4config(struct connman_service *service,
5084                                         int index)
5085 {
5086         DBG("ipv4 %p", service->ipconfig_ipv4);
5087
5088         if (service->ipconfig_ipv4 != NULL)
5089                 return;
5090
5091         setup_ip4config(service, index, CONNMAN_IPCONFIG_METHOD_DHCP);
5092         __connman_service_read_ip4config(service);
5093 }
5094
5095 void __connman_service_read_ip6config(struct connman_service *service)
5096 {
5097         GKeyFile *keyfile;
5098
5099         if (service->ipconfig_ipv6 == NULL)
5100                 return;
5101
5102         keyfile = connman_storage_load_service(service->identifier);
5103         if (keyfile == NULL)
5104                 return;
5105
5106         __connman_ipconfig_load(service->ipconfig_ipv6, keyfile,
5107                                 service->identifier, "IPv6.");
5108
5109         g_key_file_free(keyfile);
5110 }
5111
5112 void __connman_service_create_ip6config(struct connman_service *service,
5113                                                                 int index)
5114 {
5115         DBG("ipv6 %p", service->ipconfig_ipv6);
5116
5117         if (service->ipconfig_ipv6 != NULL)
5118                 return;
5119
5120         setup_ip6config(service, index);
5121
5122         __connman_service_read_ip6config(service);
5123 }
5124
5125 /**
5126  * __connman_service_lookup_from_network:
5127  * @network: network structure
5128  *
5129  * Look up a service by network (reference count will not be increased)
5130  */
5131 struct connman_service *__connman_service_lookup_from_network(struct connman_network *network)
5132 {
5133         struct connman_service *service;
5134         const char *ident, *group;
5135         char *name;
5136
5137         DBG("network %p", network);
5138
5139         if (network == NULL)
5140                 return NULL;
5141
5142         ident = __connman_network_get_ident(network);
5143         if (ident == NULL)
5144                 return NULL;
5145
5146         group = connman_network_get_group(network);
5147         if (group == NULL)
5148                 return NULL;
5149
5150         name = g_strdup_printf("%s_%s_%s",
5151                         __connman_network_get_type(network), ident, group);
5152         service = lookup_by_identifier(name);
5153         g_free(name);
5154
5155         return service;
5156 }
5157
5158 struct connman_service *__connman_service_lookup_from_index(int index)
5159 {
5160         struct connman_service *service;
5161         GSequenceIter *iter;
5162
5163         iter = g_sequence_get_begin_iter(service_list);
5164
5165         while (g_sequence_iter_is_end(iter) == FALSE) {
5166                 service = g_sequence_get(iter);
5167
5168                 if (__connman_ipconfig_get_index(service->ipconfig_ipv4)
5169                                                         == index)
5170                         return service;
5171
5172                 if (__connman_ipconfig_get_index(service->ipconfig_ipv6)
5173                                                         == index)
5174                         return service;
5175
5176                 iter = g_sequence_iter_next(iter);
5177         }
5178
5179         return NULL;
5180 }
5181
5182 const char *__connman_service_get_ident(struct connman_service *service)
5183 {
5184         return service->identifier;
5185 }
5186
5187 const char *__connman_service_get_path(struct connman_service *service)
5188 {
5189         return service->path;
5190 }
5191
5192 unsigned int __connman_service_get_order(struct connman_service *service)
5193 {
5194         GSequenceIter *iter;
5195
5196         if (service == NULL)
5197                 return 0;
5198
5199         if (service->favorite == FALSE) {
5200                 service->order = 0;
5201                 goto done;
5202         }
5203
5204         iter = g_hash_table_lookup(service_hash, service->identifier);
5205         if (iter != NULL) {
5206                 if (g_sequence_iter_get_position(iter) == 0)
5207                         service->order = 1;
5208                 else if (service->type == CONNMAN_SERVICE_TYPE_VPN)
5209                         service->order = 10;
5210                 else
5211                         service->order = 0;
5212         }
5213
5214 done:
5215         return service->order;
5216 }
5217
5218 static enum connman_service_type convert_network_type(struct connman_network *network)
5219 {
5220         enum connman_network_type type = connman_network_get_type(network);
5221
5222         switch (type) {
5223         case CONNMAN_NETWORK_TYPE_UNKNOWN:
5224         case CONNMAN_NETWORK_TYPE_VENDOR:
5225                 break;
5226         case CONNMAN_NETWORK_TYPE_ETHERNET:
5227                 return CONNMAN_SERVICE_TYPE_ETHERNET;
5228         case CONNMAN_NETWORK_TYPE_WIFI:
5229                 return CONNMAN_SERVICE_TYPE_WIFI;
5230         case CONNMAN_NETWORK_TYPE_WIMAX:
5231                 return CONNMAN_SERVICE_TYPE_WIMAX;
5232         case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
5233         case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
5234                 return CONNMAN_SERVICE_TYPE_BLUETOOTH;
5235         case CONNMAN_NETWORK_TYPE_CELLULAR:
5236                 return CONNMAN_SERVICE_TYPE_CELLULAR;
5237         }
5238
5239         return CONNMAN_SERVICE_TYPE_UNKNOWN;
5240 }
5241
5242 static enum connman_service_security convert_wifi_security(const char *security)
5243 {
5244         if (security == NULL)
5245                 return CONNMAN_SERVICE_SECURITY_UNKNOWN;
5246         else if (g_str_equal(security, "none") == TRUE)
5247                 return CONNMAN_SERVICE_SECURITY_NONE;
5248         else if (g_str_equal(security, "wep") == TRUE)
5249                 return CONNMAN_SERVICE_SECURITY_WEP;
5250         else if (g_str_equal(security, "psk") == TRUE)
5251                 return CONNMAN_SERVICE_SECURITY_PSK;
5252         else if (g_str_equal(security, "ieee8021x") == TRUE)
5253                 return CONNMAN_SERVICE_SECURITY_8021X;
5254         else if (g_str_equal(security, "wpa") == TRUE)
5255                 return CONNMAN_SERVICE_SECURITY_WPA;
5256         else if (g_str_equal(security, "rsn") == TRUE)
5257                 return CONNMAN_SERVICE_SECURITY_RSN;
5258         else
5259                 return CONNMAN_SERVICE_SECURITY_UNKNOWN;
5260 }
5261
5262 static void update_from_network(struct connman_service *service,
5263                                         struct connman_network *network)
5264 {
5265         connman_uint8_t strength = service->strength;
5266         GSequenceIter *iter;
5267         const char *str;
5268
5269         DBG("service %p network %p", service, network);
5270
5271         if (is_connected(service) == TRUE)
5272                 return;
5273
5274         if (is_connecting(service) == TRUE)
5275                 return;
5276
5277         str = connman_network_get_string(network, "Name");
5278         if (str != NULL) {
5279                 g_free(service->name);
5280                 service->name = g_strdup(str);
5281                 service->hidden = FALSE;
5282         } else {
5283                 g_free(service->name);
5284                 service->name = NULL;
5285                 service->hidden = TRUE;
5286         }
5287
5288         service->strength = connman_network_get_strength(network);
5289         service->roaming = connman_network_get_bool(network, "Roaming");
5290
5291         if (service->strength == 0) {
5292                 /*
5293                  * Filter out 0-values; it's unclear what they mean
5294                  * and they cause anomalous sorting of the priority list.
5295                  */
5296                 service->strength = strength;
5297         }
5298
5299         str = connman_network_get_string(network, "WiFi.Security");
5300         service->security = convert_wifi_security(str);
5301
5302         if (service->type == CONNMAN_SERVICE_TYPE_WIFI)
5303                 service->wps = connman_network_get_bool(network, "WiFi.WPS");
5304
5305         if (service->strength > strength && service->network != NULL) {
5306                 connman_network_unref(service->network);
5307                 service->network = connman_network_ref(network);
5308
5309                 strength_changed(service);
5310         }
5311
5312         if (service->network == NULL)
5313                 service->network = connman_network_ref(network);
5314
5315         iter = g_hash_table_lookup(service_hash, service->identifier);
5316         if (iter != NULL)
5317                 g_sequence_sort_changed(iter, service_compare, NULL);
5318 }
5319
5320 /**
5321  * __connman_service_create_from_network:
5322  * @network: network structure
5323  *
5324  * Look up service by network and if not found, create one
5325  */
5326 struct connman_service * __connman_service_create_from_network(struct connman_network *network)
5327 {
5328         struct connman_service *service;
5329         struct connman_device *device;
5330         const char *ident, *group;
5331         char *name;
5332         int index;
5333
5334         DBG("network %p", network);
5335
5336         if (network == NULL)
5337                 return NULL;
5338
5339         ident = __connman_network_get_ident(network);
5340         if (ident == NULL)
5341                 return NULL;
5342
5343         group = connman_network_get_group(network);
5344         if (group == NULL)
5345                 return NULL;
5346
5347         name = g_strdup_printf("%s_%s_%s",
5348                         __connman_network_get_type(network), ident, group);
5349         service = service_get(name);
5350         g_free(name);
5351
5352         if (service == NULL)
5353                 return NULL;
5354
5355         if (__connman_network_get_weakness(network) == TRUE)
5356                 return service;
5357
5358         if (service->path != NULL) {
5359                 update_from_network(service, network);
5360                 __connman_connection_update_gateway();
5361                 return service;
5362         }
5363
5364         service->type = convert_network_type(network);
5365
5366         switch (service->type) {
5367         case CONNMAN_SERVICE_TYPE_UNKNOWN:
5368         case CONNMAN_SERVICE_TYPE_SYSTEM:
5369         case CONNMAN_SERVICE_TYPE_WIMAX:
5370         case CONNMAN_SERVICE_TYPE_BLUETOOTH:
5371         case CONNMAN_SERVICE_TYPE_GPS:
5372         case CONNMAN_SERVICE_TYPE_VPN:
5373         case CONNMAN_SERVICE_TYPE_GADGET:
5374                 service->autoconnect = FALSE;
5375                 break;
5376         case CONNMAN_SERVICE_TYPE_ETHERNET:
5377                 service->favorite = TRUE;
5378         case CONNMAN_SERVICE_TYPE_WIFI:
5379         case CONNMAN_SERVICE_TYPE_CELLULAR:
5380                 service->autoconnect = TRUE;
5381                 break;
5382         }
5383
5384         service->state_ipv4 = service->state_ipv6 = CONNMAN_SERVICE_STATE_IDLE;
5385         service->state = combine_state(service->state_ipv4, service->state_ipv6);
5386
5387         update_from_network(service, network);
5388
5389         index = connman_network_get_index(network);
5390
5391         if (service->ipconfig_ipv4 == NULL)
5392                 setup_ip4config(service, index, CONNMAN_IPCONFIG_METHOD_DHCP);
5393
5394         if (service->ipconfig_ipv6 == NULL)
5395                 setup_ip6config(service, index);
5396
5397         service_register(service);
5398
5399         if (service->favorite == TRUE) {
5400                 device = connman_network_get_device(service->network);
5401                 if (device && __connman_device_scanning(device) == FALSE)
5402                         __connman_service_auto_connect();
5403         }
5404
5405         __connman_notifier_service_add(service, service->name);
5406         service_schedule_added(service);
5407
5408         return service;
5409 }
5410
5411 void __connman_service_update_from_network(struct connman_network *network)
5412 {
5413         connman_bool_t need_sort = FALSE;
5414         struct connman_service *service;
5415         connman_uint8_t strength;
5416         connman_bool_t roaming;
5417         GSequenceIter *iter;
5418         const char *name;
5419         connman_bool_t stats_enable;
5420
5421         DBG("network %p", network);
5422
5423         service = __connman_service_lookup_from_network(network);
5424         if (service == NULL)
5425                 return;
5426
5427         if (service->network == NULL)
5428                 return;
5429
5430         name = connman_network_get_string(service->network, "Name");
5431         if (g_strcmp0(service->name, name) != 0) {
5432                 g_free(service->name);
5433                 service->name = g_strdup(name);
5434                 connman_dbus_property_changed_basic(service->path,
5435                                 CONNMAN_SERVICE_INTERFACE, "Name",
5436                                 DBUS_TYPE_STRING, &service->name);
5437         }
5438
5439         if (service->type == CONNMAN_SERVICE_TYPE_WIFI)
5440                 service->wps = connman_network_get_bool(network, "WiFi.WPS");
5441
5442         strength = connman_network_get_strength(service->network);
5443         if (strength == service->strength)
5444                 goto roaming;
5445
5446         service->strength = strength;
5447         need_sort = TRUE;
5448
5449         strength_changed(service);
5450
5451 roaming:
5452         roaming = connman_network_get_bool(service->network, "Roaming");
5453         if (roaming == service->roaming)
5454                 goto sorting;
5455
5456         stats_enable = stats_enabled(service);
5457         if (stats_enable == TRUE)
5458                 stats_stop(service);
5459
5460         service->roaming = roaming;
5461         need_sort = TRUE;
5462
5463         if (stats_enable == TRUE)
5464                 stats_start(service);
5465
5466         roaming_changed(service);
5467
5468 sorting:
5469         if (need_sort == TRUE) {
5470                 iter = g_hash_table_lookup(service_hash, service->identifier);
5471                 if (iter != NULL)
5472                         g_sequence_sort_changed(iter, service_compare, NULL);
5473         }
5474 }
5475
5476 void __connman_service_remove_from_network(struct connman_network *network)
5477 {
5478         struct connman_service *service;
5479
5480         DBG("network %p", network);
5481
5482         service = __connman_service_lookup_from_network(network);
5483         if (service == NULL)
5484                 return;
5485
5486         __connman_connection_gateway_remove(service,
5487                                         CONNMAN_IPCONFIG_TYPE_ALL);
5488
5489         connman_service_unref(service);
5490 }
5491
5492 /**
5493  * __connman_service_create_from_provider:
5494  * @provider: provider structure
5495  *
5496  * Look up service by provider and if not found, create one
5497  */
5498 struct connman_service *
5499 __connman_service_create_from_provider(struct connman_provider *provider)
5500 {
5501         struct connman_service *service;
5502         const char *ident, *str;
5503         char *name;
5504         int index = connman_provider_get_index(provider);
5505
5506         DBG("provider %p", provider);
5507
5508         ident = __connman_provider_get_ident(provider);
5509         if (ident == NULL)
5510                 return NULL;
5511
5512         name = g_strdup_printf("vpn_%s", ident);
5513         service = service_get(name);
5514         g_free(name);
5515
5516         if (service == NULL)
5517                 return NULL;
5518
5519         service->type = CONNMAN_SERVICE_TYPE_VPN;
5520         service->provider = connman_provider_ref(provider);
5521         service->autoconnect = FALSE;
5522         service->userconnect = TRUE;
5523
5524         service->state_ipv4 = service->state_ipv6 = CONNMAN_SERVICE_STATE_IDLE;
5525         service->state = combine_state(service->state_ipv4, service->state_ipv6);
5526
5527         str = connman_provider_get_string(provider, "Name");
5528         if (str != NULL) {
5529                 g_free(service->name);
5530                 service->name = g_strdup(str);
5531                 service->hidden = FALSE;
5532         } else {
5533                 g_free(service->name);
5534                 service->name = NULL;
5535                 service->hidden = TRUE;
5536         }
5537
5538         service->strength = 0;
5539
5540         if (service->ipconfig_ipv4 == NULL)
5541                 setup_ip4config(service, index, CONNMAN_IPCONFIG_METHOD_MANUAL);
5542
5543         if (service->ipconfig_ipv6 == NULL)
5544                 setup_ip6config(service, index);
5545
5546         service_register(service);
5547
5548         __connman_notifier_service_add(service, service->name);
5549         service_schedule_added(service);
5550
5551         return service;
5552 }
5553
5554 int __connman_service_init(void)
5555 {
5556         DBG("");
5557
5558         connection = connman_dbus_get_connection();
5559
5560         service_hash = g_hash_table_new_full(g_str_hash, g_str_equal,
5561                                                                 NULL, NULL);
5562
5563         service_list = g_sequence_new(service_free);
5564
5565         services_notify = g_new0(struct _services_notify, 1);
5566         services_notify->remove = g_hash_table_new_full(g_str_hash,
5567                         g_str_equal, g_free, NULL);
5568         services_notify->add = g_hash_table_new(g_str_hash, g_str_equal);
5569
5570         return 0;
5571 }
5572
5573 void __connman_service_cleanup(void)
5574 {
5575         GSequence *list;
5576
5577         DBG("");
5578
5579         list = service_list;
5580         service_list = NULL;
5581         g_sequence_free(list);
5582
5583         g_hash_table_destroy(service_hash);
5584         service_hash = NULL;
5585
5586         g_slist_free(counter_list);
5587         counter_list = NULL;
5588
5589         if (services_notify->id != 0) {
5590                 g_source_remove(services_notify->id);
5591                 service_send_signals(NULL);
5592                 g_hash_table_destroy(services_notify->remove);
5593                 g_hash_table_destroy(services_notify->add);
5594         }
5595         g_free(services_notify);
5596
5597         dbus_connection_unref(connection);
5598 }