src/service.c

   1 /*
   2  *
   3  *  Connection Manager
   4  *
   5  *  Copyright (C) 2007-2012  Intel Corporation. All rights reserved.
   6  *
   7  *  This program is free software; you can redistribute it and/or modify
   8  *  it under the terms of the GNU General Public License version 2 as
   9  *  published by the Free Software Foundation.
  10  *
  11  *  This program is distributed in the hope that it will be useful,
  12  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  *  GNU General Public License for more details.
  15  *
  16  *  You should have received a copy of the GNU General Public License
  17  *  along with this program; if not, write to the Free Software
  18  *  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
  19  *
  20  */
  21
  22 #ifdef HAVE_CONFIG_H
  23 #include <config.h>
  24 #endif
  25
  26 #include <errno.h>
  27 #include <stdio.h>
  28 #include <string.h>
  29 #include <netdb.h>
  30 #include <gdbus.h>
  31 #include <ctype.h>
  32
  33 #include <connman/storage.h>
  34 #include <connman/setting.h>
  35
  36 #include "connman.h"
  37
  38 #define CONNECT_TIMEOUT         120
  39
  40 static DBusConnection *connection = NULL;
  41
  42 static GSequence *service_list = NULL;
  43 static GHashTable *service_hash = NULL;
  44 static GSList *counter_list = NULL;
  45 static unsigned int autoconnect_timeout = 0;
  46 static struct connman_service *current_default = NULL;
  47 static connman_bool_t services_dirty = FALSE;
  48
  49 struct connman_stats {
  50         connman_bool_t valid;
  51         connman_bool_t enabled;
  52         struct connman_stats_data data_last;
  53         struct connman_stats_data data;
  54         GTimer *timer;
  55 };
  56
  57 struct connman_stats_counter {
  58         connman_bool_t append_all;
  59         struct connman_stats stats;
  60         struct connman_stats stats_roaming;
  61 };
  62
  63 struct connman_service {
  64         int refcount;
  65         int session_usage_count;
  66         char *identifier;
  67         char *path;
  68         enum connman_service_type type;
  69         enum connman_service_security security;
  70         enum connman_service_state state;
  71         enum connman_service_state state_ipv4;
  72         enum connman_service_state state_ipv6;
  73         enum connman_service_error error;
  74         connman_uint8_t strength;
  75         connman_bool_t favorite;
  76         connman_bool_t immutable;
  77         connman_bool_t hidden;
  78         connman_bool_t ignore;
  79         connman_bool_t autoconnect;
  80         connman_bool_t userconnect;
  81         GTimeVal modified;
  82         unsigned int order;
  83         char *name;
  84         char *passphrase;
  85         char *agent_passphrase;
  86         connman_bool_t roaming;
  87         struct connman_ipconfig *ipconfig_ipv4;
  88         struct connman_ipconfig *ipconfig_ipv6;
  89         struct connman_network *network;
  90         struct connman_provider *provider;
  91         char **nameservers;
  92         char **nameservers_config;
  93         char **nameservers_auto;
  94         char **domains;
  95         char *domainname;
  96         char **timeservers;
  97         char **timeservers_config;
  98         /* 802.1x settings from the config files */
  99         char *eap;
 100         char *identity;
 101         char *agent_identity;
 102         char *ca_cert_file;
 103         char *client_cert_file;
 104         char *private_key_file;
 105         char *private_key_passphrase;
 106         char *phase2;
 107         DBusMessage *pending;
 108         guint timeout;
 109         struct connman_stats stats;
 110         struct connman_stats stats_roaming;
 111         GHashTable *counter_table;
 112         enum connman_service_proxy_method proxy;
 113         enum connman_service_proxy_method proxy_config;
 114         char **proxies;
 115         char **excludes;
 116         char *pac;
 117         connman_bool_t wps;
 118         int online_check_count;
 119         connman_bool_t do_split_routing;
 120         connman_bool_t new_service;
 121         connman_bool_t hidden_service;
 122         char *config_file;
 123         char *config_entry;
 124 };
 125
 126 struct find_data {
 127         const char *path;
 128         struct connman_service *service;
 129 };
 130
 131 static void compare_path(gpointer value, gpointer user_data)
 132 {
 133         struct connman_service *service = value;
 134         struct find_data *data = user_data;
 135
 136         if (data->service != NULL)
 137                 return;
 138
 139         if (g_strcmp0(service->path, data->path) == 0)
 140                 data->service = service;
 141 }
 142
 143 static struct connman_service *find_service(const char *path)
 144 {
 145         struct find_data data = { .path = path, .service = NULL };
 146
 147         DBG("path %s", path);
 148
 149         g_sequence_foreach(service_list, compare_path, &data);
 150
 151         return data.service;
 152 }
 153
 154 const char *__connman_service_type2string(enum connman_service_type type)
 155 {
 156         switch (type) {
 157         case CONNMAN_SERVICE_TYPE_UNKNOWN:
 158                 break;
 159         case CONNMAN_SERVICE_TYPE_SYSTEM:
 160                 return "system";
 161         case CONNMAN_SERVICE_TYPE_ETHERNET:
 162                 return "ethernet";
 163         case CONNMAN_SERVICE_TYPE_WIFI:
 164                 return "wifi";
 165         case CONNMAN_SERVICE_TYPE_WIMAX:
 166                 return "wimax";
 167         case CONNMAN_SERVICE_TYPE_BLUETOOTH:
 168                 return "bluetooth";
 169         case CONNMAN_SERVICE_TYPE_CELLULAR:
 170                 return "cellular";
 171         case CONNMAN_SERVICE_TYPE_GPS:
 172                 return "gps";
 173         case CONNMAN_SERVICE_TYPE_VPN:
 174                 return "vpn";
 175         case CONNMAN_SERVICE_TYPE_GADGET:
 176                 return "gadget";
 177         }
 178
 179         return NULL;
 180 }
 181
 182 enum connman_service_type __connman_service_string2type(const char *str)
 183 {
 184         if (str == NULL)
 185                 return CONNMAN_SERVICE_TYPE_UNKNOWN;
 186
 187         if (strcmp(str, "ethernet") == 0)
 188                 return CONNMAN_SERVICE_TYPE_ETHERNET;
 189         if (strcmp(str, "gadget") == 0)
 190                 return CONNMAN_SERVICE_TYPE_GADGET;
 191         if (strcmp(str, "wifi") == 0)
 192                 return CONNMAN_SERVICE_TYPE_WIFI;
 193         if (strcmp(str, "cellular") == 0)
 194                 return CONNMAN_SERVICE_TYPE_CELLULAR;
 195         if (strcmp(str, "bluetooth") == 0)
 196                 return CONNMAN_SERVICE_TYPE_BLUETOOTH;
 197         if (strcmp(str, "wimax") == 0)
 198                 return CONNMAN_SERVICE_TYPE_WIMAX;
 199         if (strcmp(str, "vpn") == 0)
 200                 return CONNMAN_SERVICE_TYPE_VPN;
 201         if (strcmp(str, "gps") == 0)
 202                 return CONNMAN_SERVICE_TYPE_GPS;
 203         if (strcmp(str, "system") == 0)
 204                 return CONNMAN_SERVICE_TYPE_SYSTEM;
 205
 206         return CONNMAN_SERVICE_TYPE_UNKNOWN;
 207 }
 208
 209 static const char *security2string(enum connman_service_security security)
 210 {
 211         switch (security) {
 212         case CONNMAN_SERVICE_SECURITY_UNKNOWN:
 213                 break;
 214         case CONNMAN_SERVICE_SECURITY_NONE:
 215                 return "none";
 216         case CONNMAN_SERVICE_SECURITY_WEP:
 217                 return "wep";
 218         case CONNMAN_SERVICE_SECURITY_PSK:
 219         case CONNMAN_SERVICE_SECURITY_WPA:
 220         case CONNMAN_SERVICE_SECURITY_RSN:
 221                 return "psk";
 222         case CONNMAN_SERVICE_SECURITY_8021X:
 223                 return "ieee8021x";
 224         }
 225
 226         return NULL;
 227 }
 228
 229 static const char *state2string(enum connman_service_state state)
 230 {
 231         switch (state) {
 232         case CONNMAN_SERVICE_STATE_UNKNOWN:
 233                 break;
 234         case CONNMAN_SERVICE_STATE_IDLE:
 235                 return "idle";
 236         case CONNMAN_SERVICE_STATE_ASSOCIATION:
 237                 return "association";
 238         case CONNMAN_SERVICE_STATE_CONFIGURATION:
 239                 return "configuration";
 240         case CONNMAN_SERVICE_STATE_READY:
 241                 return "ready";
 242         case CONNMAN_SERVICE_STATE_ONLINE:
 243                 return "online";
 244         case CONNMAN_SERVICE_STATE_DISCONNECT:
 245                 return "disconnect";
 246         case CONNMAN_SERVICE_STATE_FAILURE:
 247                 return "failure";
 248         }
 249
 250         return NULL;
 251 }
 252
 253 static const char *error2string(enum connman_service_error error)
 254 {
 255         switch (error) {
 256         case CONNMAN_SERVICE_ERROR_UNKNOWN:
 257                 break;
 258         case CONNMAN_SERVICE_ERROR_OUT_OF_RANGE:
 259                 return "out-of-range";
 260         case CONNMAN_SERVICE_ERROR_PIN_MISSING:
 261                 return "pin-missing";
 262         case CONNMAN_SERVICE_ERROR_DHCP_FAILED:
 263                 return "dhcp-failed";
 264         case CONNMAN_SERVICE_ERROR_CONNECT_FAILED:
 265                 return "connect-failed";
 266         case CONNMAN_SERVICE_ERROR_LOGIN_FAILED:
 267                 return "login-failed";
 268         case CONNMAN_SERVICE_ERROR_AUTH_FAILED:
 269                 return "auth-failed";
 270         case CONNMAN_SERVICE_ERROR_INVALID_KEY:
 271                 return "invalid-key";
 272         }
 273
 274         return NULL;
 275 }
 276
 277 static enum connman_service_error string2error(const char *error)
 278 {
 279         if (g_strcmp0(error, "dhcp-failed") == 0)
 280                 return CONNMAN_SERVICE_ERROR_DHCP_FAILED;
 281         else if (g_strcmp0(error, "pin-missing") == 0)
 282                 return CONNMAN_SERVICE_ERROR_PIN_MISSING;
 283         else if (g_strcmp0(error, "invalid-key") == 0)
 284                 return CONNMAN_SERVICE_ERROR_INVALID_KEY;
 285
 286         return CONNMAN_SERVICE_ERROR_UNKNOWN;
 287 }
 288
 289 static const char *proxymethod2string(enum connman_service_proxy_method method)
 290 {
 291         switch (method) {
 292         case CONNMAN_SERVICE_PROXY_METHOD_DIRECT:
 293                 return "direct";
 294         case CONNMAN_SERVICE_PROXY_METHOD_MANUAL:
 295                 return "manual";
 296         case CONNMAN_SERVICE_PROXY_METHOD_AUTO:
 297                 return "auto";
 298         case CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN:
 299                 break;
 300         }
 301
 302         return NULL;
 303 }
 304
 305 static enum connman_service_proxy_method string2proxymethod(const char *method)
 306 {
 307         if (g_strcmp0(method, "direct") == 0)
 308                 return CONNMAN_SERVICE_PROXY_METHOD_DIRECT;
 309         else if (g_strcmp0(method, "auto") == 0)
 310                 return CONNMAN_SERVICE_PROXY_METHOD_AUTO;
 311         else if (g_strcmp0(method, "manual") == 0)
 312                 return CONNMAN_SERVICE_PROXY_METHOD_MANUAL;
 313         else
 314                 return CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN;
 315 }
 316
 317 static int service_load(struct connman_service *service)
 318 {
 319         GKeyFile *keyfile;
 320         GError *error = NULL;
 321         gsize length;
 322         gchar *str;
 323         connman_bool_t autoconnect;
 324         unsigned int ssid_len;
 325         int err = 0;
 326
 327         DBG("service %p", service);
 328
 329         keyfile = connman_storage_load_service(service->identifier);
 330         if (keyfile == NULL) {
 331                 service->new_service = TRUE;
 332                 return -EIO;
 333         } else
 334                 service->new_service = FALSE;
 335
 336         switch (service->type) {
 337         case CONNMAN_SERVICE_TYPE_UNKNOWN:
 338         case CONNMAN_SERVICE_TYPE_SYSTEM:
 339         case CONNMAN_SERVICE_TYPE_GPS:
 340         case CONNMAN_SERVICE_TYPE_GADGET:
 341                 break;
 342         case CONNMAN_SERVICE_TYPE_VPN:
 343                 service->do_split_routing = g_key_file_get_boolean(keyfile,
 344                                 service->identifier, "SplitRouting", NULL);
 345                 break;
 346         case CONNMAN_SERVICE_TYPE_WIFI:
 347                 if (service->name == NULL) {
 348                         gchar *name;
 349
 350                         name = g_key_file_get_string(keyfile,
 351                                         service->identifier, "Name", NULL);
 352                         if (name != NULL) {
 353                                 g_free(service->name);
 354                                 service->name = name;
 355                         }
 356
 357                         if (service->network != NULL)
 358                                 connman_network_set_name(service->network,
 359                                                                         name);
 360                 }
 361
 362                 if (service->network &&
 363                                 connman_network_get_blob(service->network,
 364                                         "WiFi.SSID", &ssid_len) == NULL) {
 365                         gchar *hex_ssid;
 366
 367                         hex_ssid = g_key_file_get_string(keyfile,
 368                                                         service->identifier,
 369                                                                 "SSID", NULL);
 370
 371                         if (hex_ssid != NULL) {
 372                                 gchar *ssid;
 373                                 unsigned int i, j = 0, hex;
 374                                 size_t hex_ssid_len = strlen(hex_ssid);
 375
 376                                 ssid = g_try_malloc0(hex_ssid_len / 2);
 377                                 if (ssid == NULL) {
 378                                         g_free(hex_ssid);
 379                                         err = -ENOMEM;
 380                                         goto done;
 381                                 }
 382
 383                                 for (i = 0; i < hex_ssid_len; i += 2) {
 384                                         sscanf(hex_ssid + i, "%02x", &hex);
 385                                         ssid[j++] = hex;
 386                                 }
 387
 388                                 connman_network_set_blob(service->network,
 389                                         "WiFi.SSID", ssid, hex_ssid_len / 2);
 390                         }
 391
 392                         g_free(hex_ssid);
 393                 }
 394                 /* fall through */
 395
 396         case CONNMAN_SERVICE_TYPE_WIMAX:
 397         case CONNMAN_SERVICE_TYPE_BLUETOOTH:
 398         case CONNMAN_SERVICE_TYPE_CELLULAR:
 399                 service->favorite = g_key_file_get_boolean(keyfile,
 400                                 service->identifier, "Favorite", NULL);
 401
 402                 str = g_key_file_get_string(keyfile,
 403                                 service->identifier, "Failure", NULL);
 404                 if (str != NULL) {
 405                         if (service->favorite == FALSE)
 406                                 service->state_ipv4 = service->state_ipv6 =
 407                                         CONNMAN_SERVICE_STATE_FAILURE;
 408                         service->error = string2error(str);
 409                         g_free(str);
 410                 }
 411                 /* fall through */
 412
 413         case CONNMAN_SERVICE_TYPE_ETHERNET:
 414                 autoconnect = g_key_file_get_boolean(keyfile,
 415                                 service->identifier, "AutoConnect", &error);
 416                 if (error == NULL)
 417                         service->autoconnect = autoconnect;
 418                 g_clear_error(&error);
 419                 break;
 420         }
 421
 422         str = g_key_file_get_string(keyfile,
 423                                 service->identifier, "Modified", NULL);
 424         if (str != NULL) {
 425                 g_time_val_from_iso8601(str, &service->modified);
 426                 g_free(str);
 427         }
 428
 429         str = g_key_file_get_string(keyfile,
 430                                 service->identifier, "Passphrase", NULL);
 431         if (str != NULL) {
 432                 g_free(service->passphrase);
 433                 service->passphrase = str;
 434         }
 435
 436         if (service->ipconfig_ipv4 != NULL)
 437                 __connman_ipconfig_load(service->ipconfig_ipv4, keyfile,
 438                                         service->identifier, "IPv4.");
 439
 440         if (service->ipconfig_ipv6 != NULL)
 441                 __connman_ipconfig_load(service->ipconfig_ipv6, keyfile,
 442                                         service->identifier, "IPv6.");
 443
 444         service->nameservers_config = g_key_file_get_string_list(keyfile,
 445                         service->identifier, "Nameservers", &length, NULL);
 446         if (service->nameservers_config != NULL && length == 0) {
 447                 g_strfreev(service->nameservers_config);
 448                 service->nameservers_config = NULL;
 449         }
 450
 451         service->timeservers_config = g_key_file_get_string_list(keyfile,
 452                         service->identifier, "Timeservers", &length, NULL);
 453         if (service->timeservers_config != NULL && length == 0) {
 454                 g_strfreev(service->timeservers_config);
 455                 service->timeservers_config = NULL;
 456         }
 457
 458         service->domains = g_key_file_get_string_list(keyfile,
 459                         service->identifier, "Domains", &length, NULL);
 460         if (service->domains != NULL && length == 0) {
 461                 g_strfreev(service->domains);
 462                 service->domains = NULL;
 463         }
 464
 465         str = g_key_file_get_string(keyfile,
 466                                 service->identifier, "Proxy.Method", NULL);
 467         if (str != NULL)
 468                 service->proxy_config = string2proxymethod(str);
 469
 470         g_free(str);
 471
 472         service->proxies = g_key_file_get_string_list(keyfile,
 473                         service->identifier, "Proxy.Servers", &length, NULL);
 474         if (service->proxies != NULL && length == 0) {
 475                 g_strfreev(service->proxies);
 476                 service->proxies = NULL;
 477         }
 478
 479         service->excludes = g_key_file_get_string_list(keyfile,
 480                         service->identifier, "Proxy.Excludes", &length, NULL);
 481         if (service->excludes != NULL && length == 0) {
 482                 g_strfreev(service->excludes);
 483                 service->excludes = NULL;
 484         }
 485
 486         str = g_key_file_get_string(keyfile,
 487                                 service->identifier, "Proxy.URL", NULL);
 488         if (str != NULL) {
 489                 g_free(service->pac);
 490                 service->pac = str;
 491         }
 492
 493         service->hidden_service = g_key_file_get_boolean(keyfile,
 494                                         service->identifier, "Hidden", NULL);
 495
 496 done:
 497         g_key_file_free(keyfile);
 498
 499         return err;
 500 }
 501
 502 static int service_save(struct connman_service *service)
 503 {
 504         GKeyFile *keyfile;
 505         gchar *str;
 506         guint freq;
 507         const char *cst_str = NULL;
 508         int err = 0;
 509
 510         DBG("service %p new %d", service, service->new_service);
 511
 512         if (service->new_service == TRUE)
 513                 return -ESRCH;
 514
 515         keyfile = __connman_storage_open_service(service->identifier);
 516         if (keyfile == NULL)
 517                 return -EIO;
 518
 519         if (service->name != NULL)
 520                 g_key_file_set_string(keyfile, service->identifier,
 521                                                 "Name", service->name);
 522
 523         switch (service->type) {
 524         case CONNMAN_SERVICE_TYPE_UNKNOWN:
 525         case CONNMAN_SERVICE_TYPE_SYSTEM:
 526         case CONNMAN_SERVICE_TYPE_GPS:
 527         case CONNMAN_SERVICE_TYPE_GADGET:
 528                 break;
 529         case CONNMAN_SERVICE_TYPE_VPN:
 530                 g_key_file_set_boolean(keyfile, service->identifier,
 531                                 "SplitRouting", service->do_split_routing);
 532                 break;
 533         case CONNMAN_SERVICE_TYPE_WIFI:
 534                 if (service->network) {
 535                         const unsigned char *ssid;
 536                         unsigned int ssid_len = 0;
 537
 538                         ssid = connman_network_get_blob(service->network,
 539                                                         "WiFi.SSID", &ssid_len);
 540
 541                         if (ssid != NULL && ssid_len > 0 && ssid[0] != '\0') {
 542                                 char *identifier = service->identifier;
 543                                 GString *str;
 544                                 unsigned int i;
 545
 546                                 str = g_string_sized_new(ssid_len * 2);
 547                                 if (str == NULL) {
 548                                         err = -ENOMEM;
 549                                         goto done;
 550                                 }
 551
 552                                 for (i = 0; i < ssid_len; i++)
 553                                         g_string_append_printf(str,
 554                                                         "%02x", ssid[i]);
 555
 556                                 g_key_file_set_string(keyfile, identifier,
 557                                                         "SSID", str->str);
 558
 559                                 g_string_free(str, TRUE);
 560                         }
 561
 562                         freq = connman_network_get_frequency(service->network);
 563                         g_key_file_set_integer(keyfile, service->identifier,
 564                                                 "Frequency", freq);
 565                 }
 566                 /* fall through */
 567
 568         case CONNMAN_SERVICE_TYPE_WIMAX:
 569         case CONNMAN_SERVICE_TYPE_BLUETOOTH:
 570         case CONNMAN_SERVICE_TYPE_CELLULAR:
 571                 g_key_file_set_boolean(keyfile, service->identifier,
 572                                         "Favorite", service->favorite);
 573
 574                 if (service->state_ipv4 == CONNMAN_SERVICE_STATE_FAILURE ||
 575                         service->state_ipv6 == CONNMAN_SERVICE_STATE_FAILURE) {
 576                         const char *failure = error2string(service->error);
 577                         if (failure != NULL)
 578                                 g_key_file_set_string(keyfile,
 579                                                         service->identifier,
 580                                                         "Failure", failure);
 581                 } else {
 582                         g_key_file_remove_key(keyfile, service->identifier,
 583                                                         "Failure", NULL);
 584                 }
 585                 /* fall through */
 586
 587         case CONNMAN_SERVICE_TYPE_ETHERNET:
 588                 if (service->favorite == TRUE)
 589                         g_key_file_set_boolean(keyfile, service->identifier,
 590                                         "AutoConnect", service->autoconnect);
 591                 break;
 592         }
 593
 594         str = g_time_val_to_iso8601(&service->modified);
 595         if (str != NULL) {
 596                 g_key_file_set_string(keyfile, service->identifier,
 597                                                         "Modified", str);
 598                 g_free(str);
 599         }
 600
 601         if (service->passphrase != NULL && strlen(service->passphrase) > 0)
 602                 g_key_file_set_string(keyfile, service->identifier,
 603                                         "Passphrase", service->passphrase);
 604         else
 605                 g_key_file_remove_key(keyfile, service->identifier,
 606                                                         "Passphrase", NULL);
 607
 608         if (service->ipconfig_ipv4 != NULL)
 609                 __connman_ipconfig_save(service->ipconfig_ipv4, keyfile,
 610                                         service->identifier, "IPv4.");
 611
 612         if (service->ipconfig_ipv6 != NULL)
 613                 __connman_ipconfig_save(service->ipconfig_ipv6, keyfile,
 614                                                 service->identifier, "IPv6.");
 615
 616         if (service->nameservers_config != NULL) {
 617                 guint len = g_strv_length(service->nameservers_config);
 618
 619                 g_key_file_set_string_list(keyfile, service->identifier,
 620                                                                 "Nameservers",
 621                                 (const gchar **) service->nameservers_config, len);
 622         } else
 623         g_key_file_remove_key(keyfile, service->identifier,
 624                                                         "Nameservers", NULL);
 625
 626         if (service->timeservers_config != NULL) {
 627                 guint len = g_strv_length(service->timeservers_config);
 628
 629                 g_key_file_set_string_list(keyfile, service->identifier,
 630                                                                 "Timeservers",
 631                                 (const gchar **) service->timeservers_config, len);
 632         } else
 633                 g_key_file_remove_key(keyfile, service->identifier,
 634                                                         "Timeservers", NULL);
 635
 636         if (service->domains != NULL) {
 637                 guint len = g_strv_length(service->domains);
 638
 639                 g_key_file_set_string_list(keyfile, service->identifier,
 640                                                                 "Domains",
 641                                 (const gchar **) service->domains, len);
 642         } else
 643                 g_key_file_remove_key(keyfile, service->identifier,
 644                                                         "Domains", NULL);
 645
 646         cst_str = proxymethod2string(service->proxy_config);
 647         if (cst_str != NULL)
 648                 g_key_file_set_string(keyfile, service->identifier,
 649                                 "Proxy.Method", cst_str);
 650
 651         if (service->proxies != NULL) {
 652                 guint len = g_strv_length(service->proxies);
 653
 654                 g_key_file_set_string_list(keyfile, service->identifier,
 655                                 "Proxy.Servers",
 656                                 (const gchar **) service->proxies, len);
 657         } else
 658                 g_key_file_remove_key(keyfile, service->identifier,
 659                                                 "Proxy.Servers", NULL);
 660
 661         if (service->excludes != NULL) {
 662                 guint len = g_strv_length(service->excludes);
 663
 664                 g_key_file_set_string_list(keyfile, service->identifier,
 665                                 "Proxy.Excludes",
 666                                 (const gchar **) service->excludes, len);
 667         } else
 668                 g_key_file_remove_key(keyfile, service->identifier,
 669                                                 "Proxy.Excludes", NULL);
 670
 671         if (service->pac != NULL && strlen(service->pac) > 0)
 672                 g_key_file_set_string(keyfile, service->identifier,
 673                                         "Proxy.URL", service->pac);
 674         else
 675                 g_key_file_remove_key(keyfile, service->identifier,
 676                                                         "Proxy.URL", NULL);
 677
 678         if (service->hidden_service == TRUE)
 679                 g_key_file_set_boolean(keyfile, service->identifier, "Hidden",
 680                                                                         TRUE);
 681
 682         if (service->config_file != NULL && strlen(service->config_file) > 0)
 683                 g_key_file_set_string(keyfile, service->identifier,
 684                                 "Config.file", service->config_file);
 685
 686         if (service->config_entry != NULL &&
 687                                         strlen(service->config_entry) > 0)
 688                 g_key_file_set_string(keyfile, service->identifier,
 689                                 "Config.ident", service->config_entry);
 690
 691 done:
 692         __connman_storage_save_service(keyfile, service->identifier);
 693
 694         g_key_file_free(keyfile);
 695
 696         return err;
 697 }
 698
 699 void __connman_service_save(struct connman_service *service)
 700 {
 701         service_save(service);
 702 }
 703
 704 static enum connman_service_state combine_state(
 705                                         enum connman_service_state state_a,
 706                                         enum connman_service_state state_b)
 707 {
 708         enum connman_service_state result;
 709
 710         if (state_a == state_b) {
 711                 result = state_a;
 712                 goto done;
 713         }
 714
 715         if (state_a == CONNMAN_SERVICE_STATE_UNKNOWN) {
 716                 result = state_b;
 717                 goto done;
 718         }
 719
 720         if (state_b == CONNMAN_SERVICE_STATE_UNKNOWN) {
 721                 result = state_a;
 722                 goto done;
 723         }
 724
 725         if (state_a == CONNMAN_SERVICE_STATE_IDLE) {
 726                 result = state_b;
 727                 goto done;
 728         }
 729
 730         if (state_b == CONNMAN_SERVICE_STATE_IDLE) {
 731                 result = state_a;
 732                 goto done;
 733         }
 734
 735         if (state_a == CONNMAN_SERVICE_STATE_ONLINE) {
 736                 result = state_a;
 737                 goto done;
 738         }
 739
 740         if (state_b == CONNMAN_SERVICE_STATE_ONLINE) {
 741                 result = state_b;
 742                 goto done;
 743         }
 744
 745         if (state_a == CONNMAN_SERVICE_STATE_READY) {
 746                 result = state_a;
 747                 goto done;
 748         }
 749
 750         if (state_b == CONNMAN_SERVICE_STATE_READY) {
 751                 result = state_b;
 752                 goto done;
 753         }
 754
 755         if (state_a == CONNMAN_SERVICE_STATE_CONFIGURATION) {
 756                 result = state_a;
 757                 goto done;
 758         }
 759
 760         if (state_b == CONNMAN_SERVICE_STATE_CONFIGURATION) {
 761                 result = state_b;
 762                 goto done;
 763         }
 764
 765         if (state_a == CONNMAN_SERVICE_STATE_ASSOCIATION) {
 766                 result = state_a;
 767                 goto done;
 768         }
 769
 770         if (state_b == CONNMAN_SERVICE_STATE_ASSOCIATION) {
 771                 result = state_b;
 772                 goto done;
 773         }
 774
 775         if (state_a == CONNMAN_SERVICE_STATE_DISCONNECT) {
 776                 result = state_a;
 777                 goto done;
 778         }
 779
 780         if (state_b == CONNMAN_SERVICE_STATE_DISCONNECT) {
 781                 result = state_b;
 782                 goto done;
 783         }
 784
 785         result = CONNMAN_SERVICE_STATE_FAILURE;
 786
 787 done:
 788         return result;
 789 }
 790
 791 static connman_bool_t is_connecting_state(struct connman_service *service,
 792                                         enum connman_service_state state)
 793 {
 794         switch (state) {
 795         case CONNMAN_SERVICE_STATE_UNKNOWN:
 796         case CONNMAN_SERVICE_STATE_IDLE:
 797         case CONNMAN_SERVICE_STATE_FAILURE:
 798                 if (service->network != NULL)
 799                         return connman_network_get_connecting(service->network);
 800         case CONNMAN_SERVICE_STATE_DISCONNECT:
 801         case CONNMAN_SERVICE_STATE_READY:
 802         case CONNMAN_SERVICE_STATE_ONLINE:
 803                 break;
 804         case CONNMAN_SERVICE_STATE_ASSOCIATION:
 805         case CONNMAN_SERVICE_STATE_CONFIGURATION:
 806                 return TRUE;
 807         }
 808
 809         return FALSE;
 810 }
 811
 812 static connman_bool_t is_connected_state(const struct connman_service *service,
 813                                         enum connman_service_state state)
 814 {
 815         switch (state) {
 816         case CONNMAN_SERVICE_STATE_UNKNOWN:
 817         case CONNMAN_SERVICE_STATE_IDLE:
 818         case CONNMAN_SERVICE_STATE_ASSOCIATION:
 819         case CONNMAN_SERVICE_STATE_CONFIGURATION:
 820         case CONNMAN_SERVICE_STATE_DISCONNECT:
 821         case CONNMAN_SERVICE_STATE_FAILURE:
 822                 break;
 823         case CONNMAN_SERVICE_STATE_READY:
 824         case CONNMAN_SERVICE_STATE_ONLINE:
 825                 return TRUE;
 826         }
 827
 828         return FALSE;
 829 }
 830
 831 static connman_bool_t is_idle_state(const struct connman_service *service,
 832                                 enum connman_service_state state)
 833 {
 834         switch (state) {
 835         case CONNMAN_SERVICE_STATE_UNKNOWN:
 836         case CONNMAN_SERVICE_STATE_ASSOCIATION:
 837         case CONNMAN_SERVICE_STATE_CONFIGURATION:
 838         case CONNMAN_SERVICE_STATE_READY:
 839         case CONNMAN_SERVICE_STATE_ONLINE:
 840         case CONNMAN_SERVICE_STATE_DISCONNECT:
 841         case CONNMAN_SERVICE_STATE_FAILURE:
 842                 break;
 843         case CONNMAN_SERVICE_STATE_IDLE:
 844                 return TRUE;
 845         }
 846
 847         return FALSE;
 848 }
 849
 850 static connman_bool_t is_connecting(struct connman_service *service)
 851 {
 852         return is_connecting_state(service, service->state);
 853 }
 854
 855 static connman_bool_t is_connected(struct connman_service *service)
 856 {
 857         return is_connected_state(service, service->state);
 858 }
 859
 860 static const char *nameserver_get_ifname(struct connman_service *service)
 861 {
 862         const char *ifname;
 863
 864         if (service->ipconfig_ipv4)
 865                 ifname = __connman_ipconfig_get_ifname(service->ipconfig_ipv4);
 866         else if (service->ipconfig_ipv6)
 867                 ifname = __connman_ipconfig_get_ifname(service->ipconfig_ipv6);
 868         else
 869                 ifname = NULL;
 870
 871         if (ifname == NULL)
 872                 return NULL;
 873
 874         switch (combine_state(service->state_ipv4, service->state_ipv6)) {
 875         case CONNMAN_SERVICE_STATE_UNKNOWN:
 876         case CONNMAN_SERVICE_STATE_IDLE:
 877         case CONNMAN_SERVICE_STATE_ASSOCIATION:
 878         case CONNMAN_SERVICE_STATE_CONFIGURATION:
 879         case CONNMAN_SERVICE_STATE_FAILURE:
 880         case CONNMAN_SERVICE_STATE_DISCONNECT:
 881                 return NULL;
 882         case CONNMAN_SERVICE_STATE_READY:
 883         case CONNMAN_SERVICE_STATE_ONLINE:
 884                 break;
 885         }
 886
 887         return ifname;
 888 }
 889
 890 static void remove_nameservers(struct connman_service *service,
 891                 const char* interface, char **ns)
 892 {
 893         const char *ifname = interface;
 894         int i;
 895
 896         if (ns == NULL)
 897                 return;
 898
 899         if (interface == NULL)
 900                 ifname = nameserver_get_ifname(service);
 901
 902         if (ifname == NULL)
 903                         return;
 904
 905         for (i = 0; ns[i] != NULL; i++)
 906                 connman_resolver_remove(ifname, NULL, ns[i]);
 907 }
 908
 909 static void remove_searchdomains(struct connman_service *service,
 910                 const char *interface, char **sd)
 911 {
 912         const char *ifname = interface;
 913         int i;
 914
 915         if (sd == NULL)
 916                 return;
 917
 918         if (interface == NULL)
 919                 ifname = nameserver_get_ifname(service);
 920
 921         if (ifname == NULL)
 922                 return;
 923
 924         for (i = 0; sd[i] != NULL; i++)
 925                 connman_resolver_remove(ifname, sd[i], NULL);
 926 }
 927
 928 static void update_nameservers(struct connman_service *service)
 929 {
 930         const char *ifname;
 931
 932         if (service->ipconfig_ipv4)
 933                 ifname = __connman_ipconfig_get_ifname(service->ipconfig_ipv4);
 934         else if (service->ipconfig_ipv6)
 935                 ifname = __connman_ipconfig_get_ifname(service->ipconfig_ipv6);
 936         else
 937                 ifname = NULL;
 938
 939         if (ifname == NULL)
 940                 return;
 941
 942         switch (combine_state(service->state_ipv4, service->state_ipv6)) {
 943         case CONNMAN_SERVICE_STATE_UNKNOWN:
 944         case CONNMAN_SERVICE_STATE_IDLE:
 945         case CONNMAN_SERVICE_STATE_ASSOCIATION:
 946         case CONNMAN_SERVICE_STATE_CONFIGURATION:
 947                 return;
 948         case CONNMAN_SERVICE_STATE_FAILURE:
 949         case CONNMAN_SERVICE_STATE_DISCONNECT:
 950                 connman_resolver_remove_all(ifname);
 951                 return;
 952         case CONNMAN_SERVICE_STATE_READY:
 953         case CONNMAN_SERVICE_STATE_ONLINE:
 954                 break;
 955         }
 956
 957         if (service->nameservers_config != NULL) {
 958                 int i;
 959
 960                 remove_nameservers(service, ifname, service->nameservers);
 961
 962                 i = g_strv_length(service->nameservers_config);
 963                 while (i != 0) {
 964                         i--;
 965                         connman_resolver_append(ifname, NULL,
 966                                         service->nameservers_config[i]);
 967                 }
 968         } else if (service->nameservers != NULL) {
 969                 int i;
 970
 971                 i = g_strv_length(service->nameservers);
 972                 while (i != 0) {
 973                         i--;
 974                         connman_resolver_append(ifname, NULL,
 975                                         service->nameservers[i]);
 976                 }
 977         }
 978
 979         if (service->domains != NULL) {
 980                 char *searchdomains[2] = {NULL, NULL};
 981                 int i;
 982
 983                 searchdomains[0] = service->domainname;
 984                 remove_searchdomains(service, ifname, searchdomains);
 985
 986                 i = g_strv_length(service->domains);
 987                 while (i != 0) {
 988                         i--;
 989                         connman_resolver_append(ifname, service->domains[i],
 990                                                 NULL);
 991                 }
 992         } else if (service->domainname != NULL)
 993                 connman_resolver_append(ifname, service->domainname, NULL);
 994
 995         connman_resolver_flush();
 996 }
 997
 998 /*
 999  * The is_auto variable is set to true when IPv6 autoconf nameservers are
1000  * inserted to resolver via netlink message (see rtnl.c:rtnl_newnduseropt()
1001  * for details) and not through service.c
1002  */
1003 int __connman_service_nameserver_append(struct connman_service *service,
1004                                 const char *nameserver, gboolean is_auto)
1005 {
1006         char **nameservers;
1007         int len, i;
1008
1009         DBG("service %p nameserver %s auto %d", service, nameserver, is_auto);
1010
1011         if (nameserver == NULL)
1012                 return -EINVAL;
1013
1014         if (is_auto == TRUE)
1015                 nameservers = service->nameservers_auto;
1016         else
1017                 nameservers = service->nameservers;
1018
1019         for (i = 0; nameservers != NULL && nameservers[i] != NULL; i++)
1020                 if (g_strcmp0(nameservers[i], nameserver) == 0)
1021                         return -EEXIST;
1022
1023         if (nameservers != NULL) {
1024                 len = g_strv_length(nameservers);
1025                 nameservers = g_try_renew(char *, nameservers, len + 2);
1026         } else {
1027                 len = 0;
1028                 nameservers = g_try_new0(char *, len + 2);
1029         }
1030
1031         if (nameservers == NULL)
1032                 return -ENOMEM;
1033
1034         nameservers[len] = g_strdup(nameserver);
1035         if (nameservers[len] == NULL)
1036                 return -ENOMEM;
1037
1038         nameservers[len + 1] = NULL;
1039
1040         if (is_auto == TRUE) {
1041                 service->nameservers_auto = nameservers;
1042         } else {
1043                 service->nameservers = nameservers;
1044                 update_nameservers(service);
1045         }
1046
1047         return 0;
1048 }
1049
1050 int __connman_service_nameserver_remove(struct connman_service *service,
1051                                 const char *nameserver, gboolean is_auto)
1052 {
1053         char **servers, **nameservers;
1054         gboolean found = FALSE;
1055         int len, i, j;
1056
1057         DBG("service %p nameserver %s auto %d", service, nameserver, is_auto);
1058
1059         if (nameserver == NULL)
1060                 return -EINVAL;
1061
1062         if (is_auto == TRUE)
1063                 nameservers = service->nameservers_auto;
1064         else
1065                 nameservers = service->nameservers;
1066
1067         if (nameservers == NULL)
1068                 return 0;
1069
1070         for (i = 0; nameservers != NULL && nameservers[i] != NULL; i++)
1071                 if (g_strcmp0(nameservers[i], nameserver) == 0) {
1072                         found = TRUE;
1073                         break;
1074                 }
1075
1076         if (found == FALSE)
1077                 return 0;
1078
1079         len = g_strv_length(nameservers);
1080
1081         if (len == 1) {
1082                 g_strfreev(nameservers);
1083                 if (is_auto == TRUE)
1084                         service->nameservers_auto = NULL;
1085                 else
1086                         service->nameservers = NULL;
1087
1088                 return 0;
1089         }
1090
1091         servers = g_try_new0(char *, len);
1092         if (servers == NULL)
1093                 return -ENOMEM;
1094
1095         for (i = 0, j = 0; i < len; i++) {
1096                 if (g_strcmp0(nameservers[i], nameserver) != 0) {
1097                         servers[j] = g_strdup(nameservers[i]);
1098                         if (servers[j] == NULL)
1099                                 return -ENOMEM;
1100                         j++;
1101                 }
1102         }
1103         servers[len - 1] = NULL;
1104
1105         g_strfreev(nameservers);
1106         nameservers = servers;
1107
1108         if (is_auto == TRUE) {
1109                 service->nameservers_auto = nameservers;
1110         } else {
1111                 service->nameservers = nameservers;
1112                 update_nameservers(service);
1113         }
1114
1115         return 0;
1116 }
1117
1118 void __connman_service_nameserver_clear(struct connman_service *service)
1119 {
1120         g_strfreev(service->nameservers);
1121         service->nameservers = NULL;
1122
1123         update_nameservers(service);
1124 }
1125
1126 static void add_nameserver_route(int family, int index, char *nameserver,
1127                                 const char *gw)
1128 {
1129         switch (family) {
1130         case AF_INET:
1131                 if (connman_inet_compare_subnet(index, nameserver) == TRUE)
1132                         break;
1133
1134                 if (connman_inet_add_host_route(index, nameserver, gw) < 0)
1135                         /* For P-t-P link the above route add will fail */
1136                         connman_inet_add_host_route(index, nameserver, NULL);
1137                 break;
1138
1139         case AF_INET6:
1140                 if (connman_inet_add_ipv6_host_route(index, nameserver,
1141                                                                 gw) < 0)
1142                         connman_inet_add_ipv6_host_route(index, nameserver,
1143                                                         NULL);
1144                 break;
1145         }
1146 }
1147
1148 static void nameserver_add_routes(int index, char **nameservers,
1149                                         const char *gw)
1150 {
1151         int i, family;
1152
1153         for (i = 0; nameservers[i] != NULL; i++) {
1154                 family = connman_inet_check_ipaddress(nameservers[i]);
1155                 if (family < 0)
1156                         continue;
1157
1158                 add_nameserver_route(family, index, nameservers[i], gw);
1159         }
1160 }
1161
1162 static void nameserver_del_routes(int index, char **nameservers,
1163                                 enum connman_ipconfig_type type)
1164 {
1165         int i, family;
1166
1167         for (i = 0; nameservers[i] != NULL; i++) {
1168                 family = connman_inet_check_ipaddress(nameservers[i]);
1169                 if (family < 0)
1170                         continue;
1171
1172                 switch (family) {
1173                 case AF_INET:
1174                         if (type != CONNMAN_IPCONFIG_TYPE_IPV6)
1175                                 connman_inet_del_host_route(index,
1176                                                         nameservers[i]);
1177                         break;
1178                 case AF_INET6:
1179                         if (type != CONNMAN_IPCONFIG_TYPE_IPV4)
1180                                 connman_inet_del_ipv6_host_route(index,
1181                                                         nameservers[i]);
1182                         break;
1183                 }
1184         }
1185 }
1186
1187 void __connman_service_nameserver_add_routes(struct connman_service *service,
1188                                                 const char *gw)
1189 {
1190         int index = -1;
1191
1192         if (service == NULL)
1193                 return;
1194
1195         if (service->network != NULL)
1196                 index = connman_network_get_index(service->network);
1197         else if (service->provider != NULL)
1198                 index = connman_provider_get_index(service->provider);
1199
1200         if (service->nameservers_config != NULL) {
1201                 /*
1202                  * Configured nameserver takes preference over the
1203                  * discoverd nameserver gathered from DHCP, VPN, etc.
1204                  */
1205                 nameserver_add_routes(index, service->nameservers_config, gw);
1206         } else if (service->nameservers != NULL) {
1207                 /*
1208                  * We add nameservers host routes for nameservers that
1209                  * are not on our subnet. For those who are, the subnet
1210                  * route will be installed by the time the dns proxy code
1211                  * tries to reach them. The subnet route is installed
1212                  * when setting the interface IP address.
1213                  */
1214                 nameserver_add_routes(index, service->nameservers, gw);
1215         }
1216 }
1217
1218 void __connman_service_nameserver_del_routes(struct connman_service *service,
1219                                         enum connman_ipconfig_type type)
1220 {
1221         int index = -1;
1222
1223         if (service == NULL)
1224                 return;
1225
1226         if (service->network != NULL)
1227                 index = connman_network_get_index(service->network);
1228         else if (service->provider != NULL)
1229                 index = connman_provider_get_index(service->provider);
1230
1231         if (service->nameservers_config != NULL)
1232                 nameserver_del_routes(index, service->nameservers_config,
1233                                         type);
1234         else if (service->nameservers != NULL)
1235                 nameserver_del_routes(index, service->nameservers, type);
1236 }
1237
1238 static struct connman_stats *stats_get(struct connman_service *service)
1239 {
1240         if (service->roaming == TRUE)
1241                 return &service->stats_roaming;
1242         else
1243                 return &service->stats;
1244 }
1245
1246 static connman_bool_t stats_enabled(struct connman_service *service)
1247 {
1248         struct connman_stats *stats = stats_get(service);
1249
1250         return stats->enabled;
1251 }
1252
1253 static void stats_start(struct connman_service *service)
1254 {
1255         struct connman_stats *stats = stats_get(service);
1256
1257         DBG("service %p", service);
1258
1259         if (stats->timer == NULL)
1260                 return;
1261
1262         stats->enabled = TRUE;
1263         stats->data_last.time = stats->data.time;
1264
1265         g_timer_start(stats->timer);
1266 }
1267
1268 static void stats_stop(struct connman_service *service)
1269 {
1270         struct connman_stats *stats = stats_get(service);
1271         unsigned int seconds;
1272
1273         DBG("service %p", service);
1274
1275         if (stats->timer == NULL)
1276                 return;
1277
1278         if (stats->enabled == FALSE)
1279                 return;
1280
1281         g_timer_stop(stats->timer);
1282
1283         seconds = g_timer_elapsed(stats->timer, NULL);
1284         stats->data.time = stats->data_last.time + seconds;
1285
1286         stats->enabled = FALSE;
1287 }
1288
1289 static void reset_stats(struct connman_service *service)
1290 {
1291         DBG("service %p", service);
1292
1293         /* home */
1294         service->stats.valid = FALSE;
1295
1296         service->stats.data.rx_packets = 0;
1297         service->stats.data.tx_packets = 0;
1298         service->stats.data.rx_bytes = 0;
1299         service->stats.data.tx_bytes = 0;
1300         service->stats.data.rx_errors = 0;
1301         service->stats.data.tx_errors = 0;
1302         service->stats.data.rx_dropped = 0;
1303         service->stats.data.tx_dropped = 0;
1304         service->stats.data.time = 0;
1305         service->stats.data_last.time = 0;
1306
1307         g_timer_reset(service->stats.timer);
1308
1309         /* roaming */
1310         service->stats_roaming.valid = FALSE;
1311
1312         service->stats_roaming.data.rx_packets = 0;
1313         service->stats_roaming.data.tx_packets = 0;
1314         service->stats_roaming.data.rx_bytes = 0;
1315         service->stats_roaming.data.tx_bytes = 0;
1316         service->stats_roaming.data.rx_errors = 0;
1317         service->stats_roaming.data.tx_errors = 0;
1318         service->stats_roaming.data.rx_dropped = 0;
1319         service->stats_roaming.data.tx_dropped = 0;
1320         service->stats_roaming.data.time = 0;
1321         service->stats_roaming.data_last.time = 0;
1322
1323         g_timer_reset(service->stats_roaming.timer);
1324 }
1325
1326 struct connman_service *__connman_service_get_default(void)
1327 {
1328         struct connman_service *service;
1329         GSequenceIter *iter;
1330
1331         iter = g_sequence_get_begin_iter(service_list);
1332
1333         if (g_sequence_iter_is_end(iter) == TRUE)
1334                 return NULL;
1335
1336         service = g_sequence_get(iter);
1337
1338         if (is_connected(service) == FALSE)
1339                 return NULL;
1340
1341         return service;
1342 }
1343
1344 static void default_changed(void)
1345 {
1346         struct connman_service *service = __connman_service_get_default();
1347
1348         if (service == current_default)
1349                 return;
1350
1351         __connman_service_timeserver_changed(current_default, NULL);
1352
1353         current_default = service;
1354
1355         __connman_notifier_default_changed(service);
1356 }
1357
1358 static void state_changed(struct connman_service *service)
1359 {
1360         const char *str;
1361
1362         __connman_notifier_service_state_changed(service, service->state);
1363
1364         str = state2string(service->state);
1365         if (str == NULL)
1366                 return;
1367
1368         connman_dbus_property_changed_basic(service->path,
1369                                 CONNMAN_SERVICE_INTERFACE, "State",
1370                                                 DBUS_TYPE_STRING, &str);
1371 }
1372
1373 static void strength_changed(struct connman_service *service)
1374 {
1375         if (service->strength == 0)
1376                 return;
1377
1378         connman_dbus_property_changed_basic(service->path,
1379                                 CONNMAN_SERVICE_INTERFACE, "Strength",
1380                                         DBUS_TYPE_BYTE, &service->strength);
1381 }
1382
1383 static void favorite_changed(struct connman_service *service)
1384 {
1385         if (service->path == NULL)
1386                 return;
1387
1388         connman_dbus_property_changed_basic(service->path,
1389                                 CONNMAN_SERVICE_INTERFACE, "Favorite",
1390                                         DBUS_TYPE_BOOLEAN, &service->favorite);
1391 }
1392
1393 static void immutable_changed(struct connman_service *service)
1394 {
1395         if (service->path == NULL)
1396                 return;
1397
1398         connman_dbus_property_changed_basic(service->path,
1399                                 CONNMAN_SERVICE_INTERFACE, "Immutable",
1400                                         DBUS_TYPE_BOOLEAN, &service->immutable);
1401 }
1402
1403 static void roaming_changed(struct connman_service *service)
1404 {
1405         if (service->path == NULL)
1406                 return;
1407
1408         connman_dbus_property_changed_basic(service->path,
1409                                 CONNMAN_SERVICE_INTERFACE, "Roaming",
1410                                         DBUS_TYPE_BOOLEAN, &service->roaming);
1411 }
1412
1413 static void autoconnect_changed(struct connman_service *service)
1414 {
1415         if (service->path == NULL)
1416                 return;
1417
1418         connman_dbus_property_changed_basic(service->path,
1419                                 CONNMAN_SERVICE_INTERFACE, "AutoConnect",
1420                                 DBUS_TYPE_BOOLEAN, &service->autoconnect);
1421 }
1422
1423 static void append_security(DBusMessageIter *iter, void *user_data)
1424 {
1425         struct connman_service *service = user_data;
1426         const char *str;
1427
1428         str = security2string(service->security);
1429         if (str != NULL)
1430                 dbus_message_iter_append_basic(iter,
1431                                 DBUS_TYPE_STRING, &str);
1432
1433         /*
1434          * Some access points incorrectly advertise WPS even when they
1435          * are configured as open or no security, so filter
1436          * appropriately.
1437          */
1438         if (service->wps == TRUE) {
1439                 switch (service->security) {
1440                 case CONNMAN_SERVICE_SECURITY_PSK:
1441                 case CONNMAN_SERVICE_SECURITY_WPA:
1442                 case CONNMAN_SERVICE_SECURITY_RSN:
1443                         str = "wps";
1444                         dbus_message_iter_append_basic(iter,
1445                                 DBUS_TYPE_STRING, &str);
1446                         break;
1447                 case CONNMAN_SERVICE_SECURITY_UNKNOWN:
1448                 case CONNMAN_SERVICE_SECURITY_NONE:
1449                 case CONNMAN_SERVICE_SECURITY_WEP:
1450                 case CONNMAN_SERVICE_SECURITY_8021X:
1451                         break;
1452                 }
1453         }
1454 }
1455
1456 static void append_ethernet(DBusMessageIter *iter, void *user_data)
1457 {
1458         struct connman_service *service = user_data;
1459
1460         if (service->ipconfig_ipv4 != NULL)
1461                 __connman_ipconfig_append_ethernet(service->ipconfig_ipv4,
1462                                                                         iter);
1463         else if (service->ipconfig_ipv6 != NULL)
1464                 __connman_ipconfig_append_ethernet(service->ipconfig_ipv6,
1465                                                                         iter);
1466 }
1467
1468 static void append_ipv4(DBusMessageIter *iter, void *user_data)
1469 {
1470         struct connman_service *service = user_data;
1471
1472         DBG("ipv4 %p state %s", service->ipconfig_ipv4,
1473                                 state2string(service->state_ipv4));
1474
1475         if (is_connected_state(service, service->state_ipv4) == FALSE)
1476                 return;
1477
1478         if (service->ipconfig_ipv4 != NULL)
1479                 __connman_ipconfig_append_ipv4(service->ipconfig_ipv4, iter);
1480 }
1481
1482 static void append_ipv6(DBusMessageIter *iter, void *user_data)
1483 {
1484         struct connman_service *service = user_data;
1485
1486         DBG("ipv6 %p state %s", service->ipconfig_ipv6,
1487                                 state2string(service->state_ipv6));
1488
1489         if (is_connected_state(service, service->state_ipv6) == FALSE)
1490                 return;
1491
1492         if (service->ipconfig_ipv6 != NULL)
1493                 __connman_ipconfig_append_ipv6(service->ipconfig_ipv6, iter,
1494                                                 service->ipconfig_ipv4);
1495 }
1496
1497 static void append_ipv4config(DBusMessageIter *iter, void *user_data)
1498 {
1499         struct connman_service *service = user_data;
1500
1501         if (service->ipconfig_ipv4 != NULL)
1502                 __connman_ipconfig_append_ipv4config(service->ipconfig_ipv4,
1503                                                         iter);
1504 }
1505
1506 static void append_ipv6config(DBusMessageIter *iter, void *user_data)
1507 {
1508         struct connman_service *service = user_data;
1509
1510         if (service->ipconfig_ipv6 != NULL)
1511                 __connman_ipconfig_append_ipv6config(service->ipconfig_ipv6,
1512                                                         iter);
1513 }
1514
1515 static void append_nameservers(DBusMessageIter *iter, char **servers)
1516 {
1517         int i;
1518
1519         DBG("%p", servers);
1520
1521         for (i = 0; servers[i] != NULL; i++) {
1522                 DBG("servers[%d] %s", i, servers[i]);
1523                 dbus_message_iter_append_basic(iter,
1524                                         DBUS_TYPE_STRING, &servers[i]);
1525         }
1526 }
1527
1528 static void append_dns(DBusMessageIter *iter, void *user_data)
1529 {
1530         struct connman_service *service = user_data;
1531
1532         if (is_connected(service) == FALSE)
1533                 return;
1534
1535         if (service->nameservers_config != NULL) {
1536                 append_nameservers(iter, service->nameservers_config);
1537                 return;
1538         } else {
1539                 if (service->nameservers != NULL)
1540                         append_nameservers(iter, service->nameservers);
1541
1542                 if (service->nameservers_auto != NULL)
1543                         append_nameservers(iter, service->nameservers_auto);
1544         }
1545 }
1546
1547 static void append_dnsconfig(DBusMessageIter *iter, void *user_data)
1548 {
1549         struct connman_service *service = user_data;
1550
1551         if (service->nameservers_config == NULL)
1552                 return;
1553
1554         append_nameservers(iter, service->nameservers_config);
1555 }
1556
1557 static void append_ts(DBusMessageIter *iter, void *user_data)
1558 {
1559         GSList *list = user_data;
1560
1561         while (list != NULL) {
1562                 char *timeserver = list->data;
1563
1564                 if (timeserver != NULL)
1565                         dbus_message_iter_append_basic(iter, DBUS_TYPE_STRING,
1566                                         &timeserver);
1567
1568                 list = g_slist_next(list);
1569         }
1570 }
1571
1572 static void append_tsconfig(DBusMessageIter *iter, void *user_data)
1573 {
1574         struct connman_service *service = user_data;
1575         int i;
1576
1577         if (service->timeservers_config == NULL)
1578                 return;
1579
1580         for (i = 0; service->timeservers_config[i]; i++) {
1581                 dbus_message_iter_append_basic(iter,
1582                                 DBUS_TYPE_STRING,
1583                                 &service->timeservers_config[i]);
1584         }
1585 }
1586
1587 static void append_domainconfig(DBusMessageIter *iter, void *user_data)
1588 {
1589         struct connman_service *service = user_data;
1590         int i;
1591
1592         if (service->domains == NULL)
1593                 return;
1594
1595         for (i = 0; service->domains[i]; i++)
1596                 dbus_message_iter_append_basic(iter,
1597                                 DBUS_TYPE_STRING, &service->domains[i]);
1598 }
1599
1600 static void append_domain(DBusMessageIter *iter, void *user_data)
1601 {
1602         struct connman_service *service = user_data;
1603
1604         if (is_connected(service) == FALSE &&
1605                                 is_connecting(service) == FALSE)
1606                 return;
1607
1608         if (service->domains != NULL)
1609                 append_domainconfig(iter, user_data);
1610         else if (service->domainname != NULL)
1611                 dbus_message_iter_append_basic(iter,
1612                                 DBUS_TYPE_STRING, &service->domainname);
1613 }
1614
1615 static void append_proxies(DBusMessageIter *iter, void *user_data)
1616 {
1617         struct connman_service *service = user_data;
1618         int i;
1619
1620         if (service->proxies == NULL)
1621                 return;
1622
1623         for (i = 0; service->proxies[i]; i++)
1624                 dbus_message_iter_append_basic(iter,
1625                                 DBUS_TYPE_STRING, &service->proxies[i]);
1626 }
1627
1628 static void append_excludes(DBusMessageIter *iter, void *user_data)
1629 {
1630         struct connman_service *service = user_data;
1631         int i;
1632
1633         if (service->excludes == NULL)
1634                 return;
1635
1636         for (i = 0; service->excludes[i]; i++)
1637                 dbus_message_iter_append_basic(iter,
1638                                 DBUS_TYPE_STRING, &service->excludes[i]);
1639 }
1640
1641 static void append_proxy(DBusMessageIter *iter, void *user_data)
1642 {
1643         struct connman_service *service = user_data;
1644         enum connman_service_proxy_method proxy;
1645         const char *pac = NULL;
1646         const char *method = proxymethod2string(
1647                 CONNMAN_SERVICE_PROXY_METHOD_DIRECT);
1648
1649         DBG("");
1650
1651         if (is_connected(service) == FALSE)
1652                 return;
1653
1654         proxy = connman_service_get_proxy_method(service);
1655
1656         switch (proxy) {
1657         case CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN:
1658                 return;
1659         case CONNMAN_SERVICE_PROXY_METHOD_DIRECT:
1660                 goto done;
1661         case CONNMAN_SERVICE_PROXY_METHOD_MANUAL:
1662                 connman_dbus_dict_append_array(iter, "Servers",
1663                                         DBUS_TYPE_STRING, append_proxies,
1664                                         service);
1665
1666                 connman_dbus_dict_append_array(iter, "Excludes",
1667                                         DBUS_TYPE_STRING, append_excludes,
1668                                         service);
1669                 break;
1670         case CONNMAN_SERVICE_PROXY_METHOD_AUTO:
1671                 /* Maybe DHCP, or WPAD,  has provided an url for a pac file */
1672                 if (service->ipconfig_ipv4 != NULL)
1673                         pac = __connman_ipconfig_get_proxy_autoconfig(
1674                                 service->ipconfig_ipv4);
1675                 else if (service->ipconfig_ipv6 != NULL)
1676                         pac = __connman_ipconfig_get_proxy_autoconfig(
1677                                 service->ipconfig_ipv6);
1678
1679                 if (service->pac == NULL && pac == NULL)
1680                         goto done;
1681
1682                 if (service->pac != NULL)
1683                         pac = service->pac;
1684
1685                 connman_dbus_dict_append_basic(iter, "URL",
1686                                         DBUS_TYPE_STRING, &pac);
1687                 break;
1688         }
1689
1690         method = proxymethod2string(proxy);
1691
1692 done:
1693         connman_dbus_dict_append_basic(iter, "Method",
1694                                         DBUS_TYPE_STRING, &method);
1695 }
1696
1697 static void append_proxyconfig(DBusMessageIter *iter, void *user_data)
1698 {
1699         struct connman_service *service = user_data;
1700         const char *method;
1701
1702         if (service->proxy_config == CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN)
1703                 return;
1704
1705         switch (service->proxy_config) {
1706         case CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN:
1707                 return;
1708         case CONNMAN_SERVICE_PROXY_METHOD_DIRECT:
1709                 break;
1710         case CONNMAN_SERVICE_PROXY_METHOD_MANUAL:
1711                 if (service->proxies != NULL)
1712                         connman_dbus_dict_append_array(iter, "Servers",
1713                                                 DBUS_TYPE_STRING,
1714                                                 append_proxies, service);
1715
1716                 if (service->excludes != NULL)
1717                         connman_dbus_dict_append_array(iter, "Excludes",
1718                                                 DBUS_TYPE_STRING,
1719                                                 append_excludes, service);
1720                 break;
1721         case CONNMAN_SERVICE_PROXY_METHOD_AUTO:
1722                 if (service->pac != NULL)
1723                         connman_dbus_dict_append_basic(iter, "URL",
1724                                         DBUS_TYPE_STRING, &service->pac);
1725                 break;
1726         }
1727
1728         method = proxymethod2string(service->proxy_config);
1729
1730         connman_dbus_dict_append_basic(iter, "Method",
1731                                 DBUS_TYPE_STRING, &method);
1732 }
1733
1734 static void append_provider(DBusMessageIter *iter, void *user_data)
1735 {
1736         struct connman_service *service = user_data;
1737
1738         DBG("%p %p", service, service->provider);
1739
1740         if (is_connected(service) == FALSE)
1741                 return;
1742
1743         if (service->provider != NULL)
1744                 __connman_provider_append_properties(service->provider, iter);
1745 }
1746
1747
1748 static void settings_changed(struct connman_service *service,
1749                                 struct connman_ipconfig *ipconfig)
1750 {
1751         connman_dbus_property_changed_dict(service->path,
1752                                         CONNMAN_SERVICE_INTERFACE, "IPv4",
1753                                                         append_ipv4, service);
1754
1755         connman_dbus_property_changed_dict(service->path,
1756                                         CONNMAN_SERVICE_INTERFACE, "IPv6",
1757                                                         append_ipv6, service);
1758
1759         __connman_notifier_ipconfig_changed(service, ipconfig);
1760 }
1761
1762 static void ipv4_configuration_changed(struct connman_service *service)
1763 {
1764         connman_dbus_property_changed_dict(service->path,
1765                                         CONNMAN_SERVICE_INTERFACE,
1766                                                         "IPv4.Configuration",
1767                                                         append_ipv4config,
1768                                                         service);
1769 }
1770
1771 static void ipv6_configuration_changed(struct connman_service *service)
1772 {
1773         connman_dbus_property_changed_dict(service->path,
1774                                         CONNMAN_SERVICE_INTERFACE,
1775                                                         "IPv6.Configuration",
1776                                                         append_ipv6config,
1777                                                         service);
1778 }
1779
1780 static void dns_changed(struct connman_service *service)
1781 {
1782         connman_dbus_property_changed_array(service->path,
1783                                 CONNMAN_SERVICE_INTERFACE, "Nameservers",
1784                                         DBUS_TYPE_STRING, append_dns, service);
1785 }
1786
1787 static void dns_configuration_changed(struct connman_service *service)
1788 {
1789         connman_dbus_property_changed_array(service->path,
1790                                 CONNMAN_SERVICE_INTERFACE,
1791                                 "Nameservers.Configuration",
1792                                 DBUS_TYPE_STRING, append_dnsconfig, service);
1793
1794         dns_changed(service);
1795 }
1796
1797 static void domain_changed(struct connman_service *service)
1798 {
1799         connman_dbus_property_changed_array(service->path,
1800                                 CONNMAN_SERVICE_INTERFACE, "Domains",
1801                                 DBUS_TYPE_STRING, append_domain, service);
1802 }
1803
1804 static void domain_configuration_changed(struct connman_service *service)
1805 {
1806         connman_dbus_property_changed_array(service->path,
1807                                 CONNMAN_SERVICE_INTERFACE,
1808                                 "Domains.Configuration",
1809                                 DBUS_TYPE_STRING, append_domainconfig, service);
1810 }
1811
1812 static void proxy_changed(struct connman_service *service)
1813 {
1814         connman_dbus_property_changed_dict(service->path,
1815                                         CONNMAN_SERVICE_INTERFACE, "Proxy",
1816                                                         append_proxy, service);
1817 }
1818
1819 static void proxy_configuration_changed(struct connman_service *service)
1820 {
1821         connman_dbus_property_changed_dict(service->path,
1822                         CONNMAN_SERVICE_INTERFACE, "Proxy.Configuration",
1823                                                 append_proxyconfig, service);
1824
1825         proxy_changed(service);
1826 }
1827
1828 static void timeservers_configuration_changed(struct connman_service *service)
1829 {
1830         connman_dbus_property_changed_array(service->path,
1831                         CONNMAN_SERVICE_INTERFACE,
1832                         "Timeservers.Configuration",
1833                         DBUS_TYPE_STRING,
1834                         append_tsconfig, service);
1835 }
1836
1837 static void link_changed(struct connman_service *service)
1838 {
1839         connman_dbus_property_changed_dict(service->path,
1840                                         CONNMAN_SERVICE_INTERFACE, "Ethernet",
1841                                                 append_ethernet, service);
1842 }
1843
1844 static void stats_append_counters(DBusMessageIter *dict,
1845                         struct connman_stats_data *stats,
1846                         struct connman_stats_data *counters,
1847                         connman_bool_t append_all)
1848 {
1849         if (counters->rx_packets != stats->rx_packets || append_all) {
1850                 counters->rx_packets = stats->rx_packets;
1851                 connman_dbus_dict_append_basic(dict, "RX.Packets",
1852                                         DBUS_TYPE_UINT32, &stats->rx_packets);
1853         }
1854
1855         if (counters->tx_packets != stats->tx_packets || append_all) {
1856                 counters->tx_packets = stats->tx_packets;
1857                 connman_dbus_dict_append_basic(dict, "TX.Packets",
1858                                         DBUS_TYPE_UINT32, &stats->tx_packets);
1859         }
1860
1861         if (counters->rx_bytes != stats->rx_bytes || append_all) {
1862                 counters->rx_bytes = stats->rx_bytes;
1863                 connman_dbus_dict_append_basic(dict, "RX.Bytes",
1864                                         DBUS_TYPE_UINT32, &stats->rx_bytes);
1865         }
1866
1867         if (counters->tx_bytes != stats->tx_bytes || append_all) {
1868                 counters->tx_bytes = stats->tx_bytes;
1869                 connman_dbus_dict_append_basic(dict, "TX.Bytes",
1870                                         DBUS_TYPE_UINT32, &stats->tx_bytes);
1871         }
1872
1873         if (counters->rx_errors != stats->rx_errors || append_all) {
1874                 counters->rx_errors = stats->rx_errors;
1875                 connman_dbus_dict_append_basic(dict, "RX.Errors",
1876                                         DBUS_TYPE_UINT32, &stats->rx_errors);
1877         }
1878
1879         if (counters->tx_errors != stats->tx_errors || append_all) {
1880                 counters->tx_errors = stats->tx_errors;
1881                 connman_dbus_dict_append_basic(dict, "TX.Errors",
1882                                         DBUS_TYPE_UINT32, &stats->tx_errors);
1883         }
1884
1885         if (counters->rx_dropped != stats->rx_dropped || append_all) {
1886                 counters->rx_dropped = stats->rx_dropped;
1887                 connman_dbus_dict_append_basic(dict, "RX.Dropped",
1888                                         DBUS_TYPE_UINT32, &stats->rx_dropped);
1889         }
1890
1891         if (counters->tx_dropped != stats->tx_dropped || append_all) {
1892                 counters->tx_dropped = stats->tx_dropped;
1893                 connman_dbus_dict_append_basic(dict, "TX.Dropped",
1894                                         DBUS_TYPE_UINT32, &stats->tx_dropped);
1895         }
1896
1897         if (counters->time != stats->time || append_all) {
1898                 counters->time = stats->time;
1899                 connman_dbus_dict_append_basic(dict, "Time",
1900                                         DBUS_TYPE_UINT32, &stats->time);
1901         }
1902 }
1903
1904 static void stats_append(struct connman_service *service,
1905                                 const char *counter,
1906                                 struct connman_stats_counter *counters,
1907                                 connman_bool_t append_all)
1908 {
1909         DBusMessageIter array, dict;
1910         DBusMessage *msg;
1911
1912         DBG("service %p counter %s", service, counter);
1913
1914         msg = dbus_message_new(DBUS_MESSAGE_TYPE_METHOD_CALL);
1915         if (msg == NULL)
1916                 return;
1917
1918         dbus_message_append_args(msg, DBUS_TYPE_OBJECT_PATH,
1919                                 &service->path, DBUS_TYPE_INVALID);
1920
1921         dbus_message_iter_init_append(msg, &array);
1922
1923         /* home counter */
1924         connman_dbus_dict_open(&array, &dict);
1925
1926         stats_append_counters(&dict, &service->stats.data,
1927                                 &counters->stats.data, append_all);
1928
1929         connman_dbus_dict_close(&array, &dict);
1930
1931         /* roaming counter */
1932         connman_dbus_dict_open(&array, &dict);
1933
1934         stats_append_counters(&dict, &service->stats_roaming.data,
1935                                 &counters->stats_roaming.data, append_all);
1936
1937         connman_dbus_dict_close(&array, &dict);
1938
1939         __connman_counter_send_usage(counter, msg);
1940 }
1941
1942 static void stats_update(struct connman_service *service,
1943                                 unsigned int rx_packets, unsigned int tx_packets,
1944                                 unsigned int rx_bytes, unsigned int tx_bytes,
1945                                 unsigned int rx_errors, unsigned int tx_errors,
1946                                 unsigned int rx_dropped, unsigned int tx_dropped)
1947 {
1948         struct connman_stats *stats = stats_get(service);
1949         struct connman_stats_data *data_last = &stats->data_last;
1950         struct connman_stats_data *data = &stats->data;
1951         unsigned int seconds;
1952
1953         DBG("service %p", service);
1954
1955         if (stats->valid == TRUE) {
1956                 data->rx_packets +=
1957                         rx_packets - data_last->rx_packets;
1958                 data->tx_packets +=
1959                         tx_packets - data_last->tx_packets;
1960                 data->rx_bytes +=
1961                         rx_bytes - data_last->rx_bytes;
1962                 data->tx_bytes +=
1963                         tx_bytes - data_last->tx_bytes;
1964                 data->rx_errors +=
1965                         rx_errors - data_last->rx_errors;
1966                 data->tx_errors +=
1967                         tx_errors - data_last->tx_errors;
1968                 data->rx_dropped +=
1969                         rx_dropped - data_last->rx_dropped;
1970                 data->tx_dropped +=
1971                         tx_dropped - data_last->tx_dropped;
1972         } else {
1973                 stats->valid = TRUE;
1974         }
1975
1976         data_last->rx_packets = rx_packets;
1977         data_last->tx_packets = tx_packets;
1978         data_last->rx_bytes = rx_bytes;
1979         data_last->tx_bytes = tx_bytes;
1980         data_last->rx_errors = rx_errors;
1981         data_last->tx_errors = tx_errors;
1982         data_last->rx_dropped = rx_dropped;
1983         data_last->tx_dropped = tx_dropped;
1984
1985         seconds = g_timer_elapsed(stats->timer, NULL);
1986         stats->data.time = stats->data_last.time + seconds;
1987 }
1988
1989 void __connman_service_notify(struct connman_service *service,
1990                         unsigned int rx_packets, unsigned int tx_packets,
1991                         unsigned int rx_bytes, unsigned int tx_bytes,
1992                         unsigned int rx_errors, unsigned int tx_errors,
1993                         unsigned int rx_dropped, unsigned int tx_dropped)
1994 {
1995         GHashTableIter iter;
1996         gpointer key, value;
1997         const char *counter;
1998         struct connman_stats_counter *counters;
1999         struct connman_stats_data *data;
2000         int err;
2001
2002         if (service == NULL)
2003                 return;
2004
2005         if (is_connected(service) == FALSE)
2006                 return;
2007
2008         stats_update(service,
2009                 rx_packets, tx_packets,
2010                 rx_bytes, tx_bytes,
2011                 rx_errors, tx_errors,
2012                 rx_dropped, tx_dropped);
2013
2014         data = &stats_get(service)->data;
2015         err = __connman_stats_update(service, service->roaming, data);
2016         if (err < 0)
2017                 connman_error("Failed to store statistics for %s",
2018                                 service->identifier);
2019
2020         g_hash_table_iter_init(&iter, service->counter_table);
2021         while (g_hash_table_iter_next(&iter, &key, &value)) {
2022                 counter = key;
2023                 counters = value;
2024
2025                 stats_append(service, counter, counters, counters->append_all);
2026                 counters->append_all = FALSE;
2027         }
2028 }
2029
2030 int __connman_service_counter_register(const char *counter)
2031 {
2032         struct connman_service *service;
2033         GSequenceIter *iter;
2034         struct connman_stats_counter *counters;
2035
2036         DBG("counter %s", counter);
2037
2038         counter_list = g_slist_append(counter_list, (gpointer)counter);
2039
2040         iter = g_sequence_get_begin_iter(service_list);
2041
2042         while (g_sequence_iter_is_end(iter) == FALSE) {
2043                 service = g_sequence_get(iter);
2044
2045                 counters = g_try_new0(struct connman_stats_counter, 1);
2046                 if (counters == NULL)
2047                         return -ENOMEM;
2048
2049                 counters->append_all = TRUE;
2050
2051                 g_hash_table_replace(service->counter_table, (gpointer)counter,
2052                                         counters);
2053
2054                 iter = g_sequence_iter_next(iter);
2055         }
2056
2057         return 0;
2058 }
2059
2060 void __connman_service_counter_unregister(const char *counter)
2061 {
2062         struct connman_service *service;
2063         GSequenceIter *iter;
2064
2065         DBG("counter %s", counter);
2066
2067         iter = g_sequence_get_begin_iter(service_list);
2068
2069         while (g_sequence_iter_is_end(iter) == FALSE) {
2070                 service = g_sequence_get(iter);
2071
2072                 g_hash_table_remove(service->counter_table, counter);
2073
2074                 iter = g_sequence_iter_next(iter);
2075         }
2076
2077         counter_list = g_slist_remove(counter_list, counter);
2078 }
2079
2080 GSequence *__connman_service_get_list(struct connman_session *session,
2081                                 service_match_cb service_match,
2082                                 create_service_entry_cb create_service_entry,
2083                                 GDestroyNotify destroy_service_entry)
2084 {
2085         GSequence *list;
2086         GSequenceIter *iter;
2087         struct connman_service *service;
2088         struct service_entry *entry;
2089
2090         list = g_sequence_new(destroy_service_entry);
2091         if (list == NULL)
2092                 return NULL;
2093
2094         iter = g_sequence_get_begin_iter(service_list);
2095
2096         while (g_sequence_iter_is_end(iter) == FALSE) {
2097                 service = g_sequence_get(iter);
2098
2099                 if (service_match(session, service) == TRUE) {
2100                         entry = create_service_entry(service, service->name,
2101                                                         service->state);
2102                         if (entry == NULL)
2103                                 return list;
2104
2105                         g_sequence_append(list, entry);
2106                 }
2107
2108                 iter = g_sequence_iter_next(iter);
2109         }
2110
2111         return list;
2112 }
2113
2114 void __connman_service_session_inc(struct connman_service *service)
2115 {
2116         DBG("service %p ref count %d", service,
2117                 service->session_usage_count + 1);
2118
2119         __sync_fetch_and_add(&service->session_usage_count, 1);
2120 }
2121
2122 connman_bool_t __connman_service_session_dec(struct connman_service *service)
2123 {
2124         DBG("service %p ref count %d", service,
2125                 service->session_usage_count - 1);
2126
2127         if (__sync_fetch_and_sub(&service->session_usage_count, 1) != 1)
2128                 return FALSE;
2129
2130         return TRUE;
2131 }
2132
2133 static void append_properties(DBusMessageIter *dict, dbus_bool_t limited,
2134                                         struct connman_service *service)
2135 {
2136         const char *str;
2137         GSList *list;
2138
2139         str = __connman_service_type2string(service->type);
2140         if (str != NULL)
2141                 connman_dbus_dict_append_basic(dict, "Type",
2142                                                 DBUS_TYPE_STRING, &str);
2143
2144         connman_dbus_dict_append_array(dict, "Security",
2145                                 DBUS_TYPE_STRING, append_security, service);
2146
2147         str = state2string(service->state);
2148         if (str != NULL)
2149                 connman_dbus_dict_append_basic(dict, "State",
2150                                                 DBUS_TYPE_STRING, &str);
2151
2152         str = error2string(service->error);
2153         if (str != NULL)
2154                 connman_dbus_dict_append_basic(dict, "Error",
2155                                                 DBUS_TYPE_STRING, &str);
2156
2157         if (service->strength > 0)
2158                 connman_dbus_dict_append_basic(dict, "Strength",
2159                                         DBUS_TYPE_BYTE, &service->strength);
2160
2161         connman_dbus_dict_append_basic(dict, "Favorite",
2162                                         DBUS_TYPE_BOOLEAN, &service->favorite);
2163
2164         connman_dbus_dict_append_basic(dict, "Immutable",
2165                                         DBUS_TYPE_BOOLEAN, &service->immutable);
2166
2167         if (service->favorite == TRUE)
2168                 connman_dbus_dict_append_basic(dict, "AutoConnect",
2169                                 DBUS_TYPE_BOOLEAN, &service->autoconnect);
2170         else
2171                 connman_dbus_dict_append_basic(dict, "AutoConnect",
2172                                         DBUS_TYPE_BOOLEAN, &service->favorite);
2173
2174         if (service->name != NULL)
2175                 connman_dbus_dict_append_basic(dict, "Name",
2176                                         DBUS_TYPE_STRING, &service->name);
2177
2178         switch (service->type) {
2179         case CONNMAN_SERVICE_TYPE_UNKNOWN:
2180         case CONNMAN_SERVICE_TYPE_SYSTEM:
2181         case CONNMAN_SERVICE_TYPE_GPS:
2182         case CONNMAN_SERVICE_TYPE_VPN:
2183         case CONNMAN_SERVICE_TYPE_GADGET:
2184                 break;
2185         case CONNMAN_SERVICE_TYPE_CELLULAR:
2186                 connman_dbus_dict_append_basic(dict, "Roaming",
2187                                         DBUS_TYPE_BOOLEAN, &service->roaming);
2188
2189                 connman_dbus_dict_append_dict(dict, "Ethernet",
2190                                                 append_ethernet, service);
2191                 break;
2192         case CONNMAN_SERVICE_TYPE_WIFI:
2193         case CONNMAN_SERVICE_TYPE_ETHERNET:
2194         case CONNMAN_SERVICE_TYPE_WIMAX:
2195         case CONNMAN_SERVICE_TYPE_BLUETOOTH:
2196                 connman_dbus_dict_append_dict(dict, "Ethernet",
2197                                                 append_ethernet, service);
2198                 break;
2199         }
2200
2201         connman_dbus_dict_append_dict(dict, "IPv4", append_ipv4, service);
2202
2203         connman_dbus_dict_append_dict(dict, "IPv4.Configuration",
2204                                                 append_ipv4config, service);
2205
2206         connman_dbus_dict_append_dict(dict, "IPv6", append_ipv6, service);
2207
2208         connman_dbus_dict_append_dict(dict, "IPv6.Configuration",
2209                                                 append_ipv6config, service);
2210
2211         connman_dbus_dict_append_array(dict, "Nameservers",
2212                                 DBUS_TYPE_STRING, append_dns, service);
2213
2214         connman_dbus_dict_append_array(dict, "Nameservers.Configuration",
2215                                 DBUS_TYPE_STRING, append_dnsconfig, service);
2216
2217         if (service->state == CONNMAN_SERVICE_STATE_READY ||
2218                         service->state == CONNMAN_SERVICE_STATE_ONLINE)
2219                 list = __connman_timeserver_get_all(service);
2220         else
2221                 list = NULL;
2222
2223         connman_dbus_dict_append_array(dict, "Timeservers",
2224                                 DBUS_TYPE_STRING, append_ts, list);
2225
2226         g_slist_free_full(list, g_free);
2227
2228         connman_dbus_dict_append_array(dict, "Timeservers.Configuration",
2229                                 DBUS_TYPE_STRING, append_tsconfig, service);
2230
2231         connman_dbus_dict_append_array(dict, "Domains",
2232                                 DBUS_TYPE_STRING, append_domain, service);
2233
2234         connman_dbus_dict_append_array(dict, "Domains.Configuration",
2235                                 DBUS_TYPE_STRING, append_domainconfig, service);
2236
2237         connman_dbus_dict_append_dict(dict, "Proxy", append_proxy, service);
2238
2239         connman_dbus_dict_append_dict(dict, "Proxy.Configuration",
2240                                                 append_proxyconfig, service);
2241
2242         connman_dbus_dict_append_dict(dict, "Provider",
2243                                                 append_provider, service);
2244 }
2245
2246 static void append_struct_service(DBusMessageIter *iter,
2247                 connman_dbus_append_cb_t function,
2248                 struct connman_service *service)
2249 {
2250         DBusMessageIter entry, dict;
2251
2252         dbus_message_iter_open_container(iter, DBUS_TYPE_STRUCT, NULL, &entry);
2253
2254         dbus_message_iter_append_basic(&entry, DBUS_TYPE_OBJECT_PATH,
2255                                                         &service->path);
2256
2257         connman_dbus_dict_open(&entry, &dict);
2258         if (function != NULL)
2259                 function(&dict, service);
2260         connman_dbus_dict_close(&entry, &dict);
2261
2262         dbus_message_iter_close_container(iter, &entry);
2263 }
2264
2265 static void append_dict_properties(DBusMessageIter *dict, void *user_data)
2266 {
2267         struct connman_service *service = user_data;
2268
2269         append_properties(dict, TRUE, service);
2270 }
2271
2272 static void append_struct(gpointer value, gpointer user_data)
2273 {
2274         struct connman_service *service = value;
2275         DBusMessageIter *iter = user_data;
2276
2277         if (service->path == NULL)
2278                 return;
2279
2280         append_struct_service(iter, append_dict_properties, service);
2281 }
2282
2283 void __connman_service_list_struct(DBusMessageIter *iter)
2284 {
2285         g_sequence_foreach(service_list, append_struct, iter);
2286 }
2287
2288 connman_bool_t __connman_service_is_hidden(struct connman_service *service)
2289 {
2290         return service->hidden;
2291 }
2292
2293 connman_bool_t
2294 __connman_service_is_split_routing(struct connman_service *service)
2295 {
2296         return service->do_split_routing;
2297 }
2298
2299 int __connman_service_get_index(struct connman_service *service)
2300 {
2301         if (service == NULL)
2302                 return -1;
2303
2304         if (service->network != NULL)
2305                 return connman_network_get_index(service->network);
2306         else if (service->provider != NULL)
2307                 return connman_provider_get_index(service->provider);
2308
2309         return -1;
2310 }
2311
2312 void __connman_service_set_hidden(struct connman_service *service)
2313 {
2314         if (service == NULL || service->hidden == TRUE)
2315                 return;
2316
2317         service->hidden_service = TRUE;
2318 }
2319
2320 void __connman_service_set_domainname(struct connman_service *service,
2321                                                 const char *domainname)
2322 {
2323         if (service == NULL || service->hidden == TRUE)
2324                 return;
2325
2326         g_free(service->domainname);
2327         service->domainname = g_strdup(domainname);
2328
2329         domain_changed(service);
2330 }
2331
2332 const char *connman_service_get_domainname(struct connman_service *service)
2333 {
2334         if (service == NULL)
2335                 return NULL;
2336
2337         if (service->domains != NULL)
2338                 return service->domains[0];
2339         else
2340                 return service->domainname;
2341 }
2342
2343 char **connman_service_get_nameservers(struct connman_service *service)
2344 {
2345         if (service == NULL)
2346                 return NULL;
2347
2348         if (service->nameservers_config != NULL)
2349                 return g_strdupv(service->nameservers_config);
2350         else if (service->nameservers != NULL ||
2351                                         service->nameservers_auto != NULL) {
2352                 int len = 0, len_auto = 0, i;
2353                 char **nameservers;
2354
2355                 if (service->nameservers != NULL)
2356                         len = g_strv_length(service->nameservers);
2357                 if (service->nameservers_auto != NULL)
2358                         len_auto = g_strv_length(service->nameservers_auto);
2359
2360                 nameservers = g_try_new0(char *, len + len_auto + 1);
2361                 if (nameservers == NULL)
2362                         return NULL;
2363
2364                 for (i = 0; i < len; i++)
2365                         nameservers[i] = g_strdup(service->nameservers[i]);
2366
2367                 for (i = 0; i < len_auto; i++)
2368                         nameservers[i + len] =
2369                                 g_strdup(service->nameservers_auto[i]);
2370
2371                 return nameservers;
2372         }
2373
2374         return NULL;
2375 }
2376
2377 char **connman_service_get_timeservers_config(struct connman_service *service)
2378 {
2379         if (service == NULL)
2380                 return NULL;
2381
2382         return service->timeservers_config;
2383 }
2384
2385 char **connman_service_get_timeservers(struct connman_service *service)
2386 {
2387         if (service == NULL)
2388                 return NULL;
2389
2390         if (service->timeservers != NULL)
2391                 return service->timeservers;
2392
2393         return NULL;
2394 }
2395
2396 void connman_service_set_proxy_method(struct connman_service *service,
2397                                         enum connman_service_proxy_method method)
2398 {
2399         if (service == NULL || service->hidden == TRUE)
2400                 return;
2401
2402         service->proxy = method;
2403
2404         proxy_changed(service);
2405
2406         if (method != CONNMAN_SERVICE_PROXY_METHOD_AUTO)
2407                 __connman_notifier_proxy_changed(service);
2408 }
2409
2410 enum connman_service_proxy_method connman_service_get_proxy_method(
2411                                         struct connman_service *service)
2412 {
2413         if (service == NULL)
2414                 return CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN;
2415
2416         if (service->proxy_config != CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN) {
2417                 if (service->proxy_config == CONNMAN_SERVICE_PROXY_METHOD_AUTO &&
2418                                 service->pac == NULL)
2419                         return service->proxy;
2420
2421                 return service->proxy_config;
2422         }
2423
2424         return service->proxy;
2425 }
2426
2427 char **connman_service_get_proxy_servers(struct connman_service *service)
2428 {
2429         return g_strdupv(service->proxies);
2430 }
2431
2432 char **connman_service_get_proxy_excludes(struct connman_service *service)
2433 {
2434         return g_strdupv(service->excludes);
2435 }
2436
2437 const char *connman_service_get_proxy_url(struct connman_service *service)
2438 {
2439         if (service == NULL)
2440                 return NULL;
2441
2442         return service->pac;
2443 }
2444
2445 void __connman_service_set_proxy_autoconfig(struct connman_service *service,
2446                                                         const char *url)
2447 {
2448         if (service == NULL || service->hidden == TRUE)
2449                 return;
2450
2451         service->proxy = CONNMAN_SERVICE_PROXY_METHOD_AUTO;
2452
2453         if (service->ipconfig_ipv4) {
2454                 if (__connman_ipconfig_set_proxy_autoconfig(
2455                             service->ipconfig_ipv4, url) < 0)
2456                         return;
2457         } else if (service->ipconfig_ipv6) {
2458                 if (__connman_ipconfig_set_proxy_autoconfig(
2459                             service->ipconfig_ipv6, url) < 0)
2460                         return;
2461         } else
2462                 return;
2463
2464         proxy_changed(service);
2465
2466         __connman_notifier_proxy_changed(service);
2467 }
2468
2469 const char *connman_service_get_proxy_autoconfig(struct connman_service *service)
2470 {
2471         if (service == NULL)
2472                 return NULL;
2473
2474         if (service->ipconfig_ipv4)
2475                 return __connman_ipconfig_get_proxy_autoconfig(
2476                                                 service->ipconfig_ipv4);
2477         else if (service->ipconfig_ipv6)
2478                 return __connman_ipconfig_get_proxy_autoconfig(
2479                                                 service->ipconfig_ipv6);
2480         return NULL;
2481 }
2482
2483 int __connman_service_timeserver_append(struct connman_service *service,
2484                                                 const char *timeserver)
2485 {
2486         int len;
2487
2488         DBG("service %p timeserver %s", service, timeserver);
2489
2490         if (timeserver == NULL)
2491                 return -EINVAL;
2492
2493         if (service->timeservers != NULL) {
2494                 int i;
2495
2496                 for (i = 0; service->timeservers[i] != NULL; i++)
2497                         if (g_strcmp0(service->timeservers[i], timeserver) == 0)
2498                                 return -EEXIST;
2499
2500                 len = g_strv_length(service->timeservers);
2501                 service->timeservers = g_try_renew(char *, service->timeservers,
2502                                                         len + 2);
2503         } else {
2504                 len = 0;
2505                 service->timeservers = g_try_new0(char *, len + 2);
2506         }
2507
2508         if (service->timeservers == NULL)
2509                 return -ENOMEM;
2510
2511         service->timeservers[len] = g_strdup(timeserver);
2512         service->timeservers[len + 1] = NULL;
2513
2514         return 0;
2515 }
2516
2517 int __connman_service_timeserver_remove(struct connman_service *service,
2518                                                 const char *timeserver)
2519 {
2520         char **servers;
2521         int len, i, j, found = 0;
2522
2523         DBG("service %p timeserver %s", service, timeserver);
2524
2525         if (timeserver == NULL)
2526                 return -EINVAL;
2527
2528         if (service->timeservers == NULL)
2529                 return 0;
2530
2531         for (i = 0; service->timeservers != NULL &&
2532                                         service->timeservers[i] != NULL; i++)
2533                 if (g_strcmp0(service->timeservers[i], timeserver) == 0) {
2534                         found = 1;
2535                         break;
2536                 }
2537
2538         if (found == 0)
2539                 return 0;
2540
2541         len = g_strv_length(service->timeservers);
2542
2543         if (len == 1) {
2544                 g_strfreev(service->timeservers);
2545                 service->timeservers = NULL;
2546
2547                 return 0;
2548         }
2549
2550         servers = g_try_new0(char *, len);
2551         if (servers == NULL)
2552                 return -ENOMEM;
2553
2554         for (i = 0, j = 0; i < len; i++) {
2555                 if (g_strcmp0(service->timeservers[i], timeserver) != 0) {
2556                         servers[j] = g_strdup(service->timeservers[i]);
2557                         if (servers[j] == NULL)
2558                                 return -ENOMEM;
2559                         j++;
2560                 }
2561         }
2562         servers[len - 1] = NULL;
2563
2564         g_strfreev(service->timeservers);
2565         service->timeservers = servers;
2566
2567         return 0;
2568 }
2569
2570 void __connman_service_timeserver_changed(struct connman_service *service,
2571                 GSList *ts_list)
2572 {
2573         if (service == NULL)
2574                 return;
2575
2576         connman_dbus_property_changed_array(service->path,
2577                         CONNMAN_SERVICE_INTERFACE, "Timeservers",
2578                         DBUS_TYPE_STRING, append_ts, ts_list);
2579 }
2580
2581 void __connman_service_set_pac(struct connman_service *service,
2582                                         const char *pac)
2583 {
2584         if (service->hidden == TRUE)
2585                 return;
2586         g_free(service->pac);
2587         service->pac = g_strdup(pac);
2588
2589         proxy_changed(service);
2590 }
2591
2592 void __connman_service_set_identity(struct connman_service *service,
2593                                         const char *identity)
2594 {
2595         if (service->immutable || service->hidden == TRUE)
2596                 return;
2597
2598         g_free(service->identity);
2599         service->identity = g_strdup(identity);
2600
2601         if (service->network != NULL)
2602                 connman_network_set_string(service->network,
2603                                         "WiFi.Identity",
2604                                         service->identity);
2605 }
2606
2607 void __connman_service_set_agent_identity(struct connman_service *service,
2608                                                 const char *agent_identity)
2609 {
2610         if (service->hidden == TRUE)
2611                 return;
2612         g_free(service->agent_identity);
2613         service->agent_identity = g_strdup(agent_identity);
2614
2615         if (service->network != NULL)
2616                 connman_network_set_string(service->network,
2617                                         "WiFi.AgentIdentity",
2618                                         service->agent_identity);
2619 }
2620
2621 static int check_passphrase(enum connman_service_security security,
2622                                 const char *passphrase)
2623 {
2624         guint i;
2625         gsize length;
2626
2627         if (passphrase == NULL)
2628                 return 0;
2629
2630         length = strlen(passphrase);
2631
2632         switch (security) {
2633         case CONNMAN_SERVICE_SECURITY_PSK:
2634         case CONNMAN_SERVICE_SECURITY_WPA:
2635         case CONNMAN_SERVICE_SECURITY_RSN:
2636                 /* A raw key is always 64 bytes length,
2637                  * its content is in hex representation.
2638                  * A PSK key must be between [8..63].
2639                  */
2640                 if (length == 64) {
2641                         for (i = 0; i < 64; i++)
2642                                 if (!isxdigit((unsigned char)
2643                                               passphrase[i]))
2644                                         return -ENOKEY;
2645                 } else if (length < 8 || length > 63)
2646                         return -ENOKEY;
2647                 break;
2648         case CONNMAN_SERVICE_SECURITY_WEP:
2649                 /* length of WEP key is 10 or 26
2650                  * length of WEP passphrase is 5 or 13
2651                  */
2652                 if (length == 10 || length == 26) {
2653                         for (i = 0; i < length; i++)
2654                                 if (!isxdigit((unsigned char)
2655                                               passphrase[i]))
2656                                         return -ENOKEY;
2657                 } else if (length != 5 && length != 13)
2658                         return -ENOKEY;
2659                 break;
2660         case CONNMAN_SERVICE_SECURITY_UNKNOWN:
2661         case CONNMAN_SERVICE_SECURITY_NONE:
2662         case CONNMAN_SERVICE_SECURITY_8021X:
2663                 break;
2664         }
2665
2666         return 0;
2667 }
2668
2669 int __connman_service_set_passphrase(struct connman_service *service,
2670                                         const char *passphrase)
2671 {
2672         int err = 0;
2673
2674         if (service->immutable == TRUE || service->hidden == TRUE)
2675                 return -EINVAL;
2676
2677         err = check_passphrase(service->security, passphrase);
2678
2679         if (err == 0) {
2680                 g_free(service->passphrase);
2681                 service->passphrase = g_strdup(passphrase);
2682
2683                 if (service->network != NULL)
2684                         connman_network_set_string(service->network,
2685                                                         "WiFi.Passphrase",
2686                                                         service->passphrase);
2687                 service_save(service);
2688         }
2689
2690         return err;
2691 }
2692
2693 const char *__connman_service_get_passphrase(struct connman_service *service)
2694 {
2695         if (service == NULL)
2696                 return NULL;
2697
2698         return service->passphrase;
2699 }
2700
2701 void __connman_service_set_agent_passphrase(struct connman_service *service,
2702                                                 const char *agent_passphrase)
2703 {
2704         if (service->hidden == TRUE)
2705                 return;
2706         g_free(service->agent_passphrase);
2707         service->agent_passphrase = g_strdup(agent_passphrase);
2708
2709         if (service->network != NULL)
2710                 connman_network_set_string(service->network,
2711                                         "WiFi.AgentPassphrase",
2712                                         service->agent_passphrase);
2713 }
2714
2715 static DBusMessage *get_properties(DBusConnection *conn,
2716                                         DBusMessage *msg, void *user_data)
2717 {
2718         struct connman_service *service = user_data;
2719         DBusMessage *reply;
2720         DBusMessageIter array, dict;
2721
2722         DBG("service %p", service);
2723
2724         reply = dbus_message_new_method_return(msg);
2725         if (reply == NULL)
2726                 return NULL;
2727
2728         dbus_message_iter_init_append(reply, &array);
2729
2730         connman_dbus_dict_open(&array, &dict);
2731         append_properties(&dict, FALSE, service);
2732         connman_dbus_dict_close(&array, &dict);
2733
2734         return reply;
2735 }
2736
2737 static int update_proxy_configuration(struct connman_service *service,
2738                                 DBusMessageIter *array)
2739 {
2740         DBusMessageIter dict;
2741         enum connman_service_proxy_method method;
2742         GString *servers_str = NULL;
2743         GString *excludes_str = NULL;
2744         const char *url = NULL;
2745
2746         method = CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN;
2747
2748         dbus_message_iter_recurse(array, &dict);
2749
2750         while (dbus_message_iter_get_arg_type(&dict) == DBUS_TYPE_DICT_ENTRY) {
2751                 DBusMessageIter entry, variant;
2752                 const char *key;
2753                 int type;
2754
2755                 dbus_message_iter_recurse(&dict, &entry);
2756
2757                 if (dbus_message_iter_get_arg_type(&entry) != DBUS_TYPE_STRING)
2758                         goto error;
2759
2760                 dbus_message_iter_get_basic(&entry, &key);
2761                 dbus_message_iter_next(&entry);
2762
2763                 if (dbus_message_iter_get_arg_type(&entry) != DBUS_TYPE_VARIANT)
2764                         goto error;
2765
2766                 dbus_message_iter_recurse(&entry, &variant);
2767
2768                 type = dbus_message_iter_get_arg_type(&variant);
2769
2770                 if (g_str_equal(key, "Method") == TRUE) {
2771                         const char *val;
2772
2773                         if (type != DBUS_TYPE_STRING)
2774                                 goto error;
2775
2776                         dbus_message_iter_get_basic(&variant, &val);
2777                         method = string2proxymethod(val);
2778                 } else if (g_str_equal(key, "URL") == TRUE) {
2779                         if (type != DBUS_TYPE_STRING)
2780                                 goto error;
2781
2782                         dbus_message_iter_get_basic(&variant, &url);
2783                 } else if (g_str_equal(key, "Servers") == TRUE) {
2784                         DBusMessageIter str_array;
2785
2786                         if (type != DBUS_TYPE_ARRAY)
2787                                 goto error;
2788
2789                         servers_str = g_string_new(NULL);
2790                         if (servers_str == NULL)
2791                                 goto error;
2792
2793                         dbus_message_iter_recurse(&variant, &str_array);
2794
2795                         while (dbus_message_iter_get_arg_type(&str_array) ==
2796                                                         DBUS_TYPE_STRING) {
2797                                 char *val = NULL;
2798
2799                                 dbus_message_iter_get_basic(&str_array, &val);
2800
2801                                 if (servers_str->len > 0)
2802                                         g_string_append_printf(servers_str,
2803                                                         " %s", val);
2804                                 else
2805                                         g_string_append(servers_str, val);
2806
2807                                 dbus_message_iter_next(&str_array);
2808                         }
2809                 } else if (g_str_equal(key, "Excludes") == TRUE) {
2810                         DBusMessageIter str_array;
2811
2812                         if (type != DBUS_TYPE_ARRAY)
2813                                 goto error;
2814
2815                         excludes_str = g_string_new(NULL);
2816                         if (excludes_str == NULL)
2817                                 goto error;
2818
2819                         dbus_message_iter_recurse(&variant, &str_array);
2820
2821                         while (dbus_message_iter_get_arg_type(&str_array) ==
2822                                                         DBUS_TYPE_STRING) {
2823                                 char *val = NULL;
2824
2825                                 dbus_message_iter_get_basic(&str_array, &val);
2826
2827                                 if (excludes_str->len > 0)
2828                                         g_string_append_printf(excludes_str,
2829                                                         " %s", val);
2830                                 else
2831                                         g_string_append(excludes_str, val);
2832
2833                                 dbus_message_iter_next(&str_array);
2834                         }
2835                 }
2836
2837                 dbus_message_iter_next(&dict);
2838         }
2839
2840         switch (method) {
2841         case CONNMAN_SERVICE_PROXY_METHOD_DIRECT:
2842                 break;
2843         case CONNMAN_SERVICE_PROXY_METHOD_MANUAL:
2844                 if (servers_str == NULL && service->proxies == NULL)
2845                         goto error;
2846
2847                 if (servers_str != NULL) {
2848                         g_strfreev(service->proxies);
2849
2850                         if (servers_str->len > 0)
2851                                 service->proxies = g_strsplit_set(
2852                                         servers_str->str, " ", 0);
2853                         else
2854                                 service->proxies = NULL;
2855                 }
2856
2857                 if (excludes_str != NULL) {
2858                         g_strfreev(service->excludes);
2859
2860                         if (excludes_str->len > 0)
2861                                 service->excludes = g_strsplit_set(
2862                                         excludes_str->str, " ", 0);
2863                         else
2864                                 service->excludes = NULL;
2865                 }
2866
2867                 if (service->proxies == NULL)
2868                         method = CONNMAN_SERVICE_PROXY_METHOD_DIRECT;
2869
2870                 break;
2871         case CONNMAN_SERVICE_PROXY_METHOD_AUTO:
2872                 g_free(service->pac);
2873
2874                 if (url != NULL && strlen(url) > 0)
2875                         service->pac = g_strdup(url);
2876                 else
2877                         service->pac = NULL;
2878
2879                 /* if we are connected:
2880                    - if service->pac == NULL
2881                    - if __connman_ipconfig_get_proxy_autoconfig(
2882                    service->ipconfig) == NULL
2883                    --> We should start WPAD */
2884
2885                 break;
2886         case CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN:
2887                 goto error;
2888         }
2889
2890         if (servers_str != NULL)
2891                 g_string_free(servers_str, TRUE);
2892
2893         if (excludes_str != NULL)
2894                 g_string_free(excludes_str, TRUE);
2895
2896         service->proxy_config = method;
2897
2898         return 0;
2899
2900 error:
2901         if (servers_str != NULL)
2902                 g_string_free(servers_str, TRUE);
2903
2904         if (excludes_str != NULL)
2905                 g_string_free(excludes_str, TRUE);
2906
2907         return -EINVAL;
2908 }
2909
2910 static int set_ipconfig(struct connman_service *service,
2911                         struct connman_ipconfig *ipconfig,
2912                         DBusMessageIter *array,
2913                         enum connman_service_state state,
2914                         enum connman_service_state *new_state)
2915 {
2916         enum connman_ipconfig_method old_method;
2917         enum connman_ipconfig_method method = CONNMAN_IPCONFIG_METHOD_UNKNOWN;
2918         enum connman_ipconfig_type type;
2919         int err;
2920
2921         if (ipconfig == NULL)
2922                 return -EINVAL;
2923
2924         old_method = __connman_ipconfig_get_method(ipconfig);
2925
2926         if (is_connecting_state(service, state) ||
2927                                         is_connected_state(service, state))
2928                 __connman_network_clear_ipconfig(service->network, ipconfig);
2929
2930         err = __connman_ipconfig_set_config(ipconfig, array);
2931         method = __connman_ipconfig_get_method(ipconfig);
2932         type = __connman_ipconfig_get_config_type(ipconfig);
2933
2934         if (type == CONNMAN_IPCONFIG_TYPE_IPV4) {
2935                 if (err == 0 && old_method == CONNMAN_IPCONFIG_METHOD_OFF &&
2936                                 method == CONNMAN_IPCONFIG_METHOD_DHCP) {
2937                         *new_state = service->state_ipv4 =
2938                                 CONNMAN_SERVICE_STATE_CONFIGURATION;
2939                         __connman_ipconfig_enable(ipconfig);
2940                 }
2941
2942         } else if (type == CONNMAN_IPCONFIG_TYPE_IPV6) {
2943                 if (err == 0 && old_method == CONNMAN_IPCONFIG_METHOD_OFF &&
2944                                 method == CONNMAN_IPCONFIG_METHOD_AUTO) {
2945                         *new_state = service->state_ipv6;
2946                         __connman_ipconfig_enable(ipconfig);
2947                 }
2948         }
2949
2950         DBG("err %d ipconfig %p type %d method %d state %s", err, ipconfig,
2951                 type, method, state2string(*new_state));
2952
2953         return err;
2954 }
2955
2956 static DBusMessage *set_property(DBusConnection *conn,
2957                                         DBusMessage *msg, void *user_data)
2958 {
2959         struct connman_service *service = user_data;
2960         DBusMessageIter iter, value;
2961         const char *name;
2962         int type;
2963
2964         DBG("service %p", service);
2965
2966         if (dbus_message_iter_init(msg, &iter) == FALSE)
2967                 return __connman_error_invalid_arguments(msg);
2968
2969         if (dbus_message_iter_get_arg_type(&iter) != DBUS_TYPE_STRING)
2970                 return __connman_error_invalid_arguments(msg);
2971
2972         dbus_message_iter_get_basic(&iter, &name);
2973         dbus_message_iter_next(&iter);
2974
2975         if (dbus_message_iter_get_arg_type(&iter) != DBUS_TYPE_VARIANT)
2976                 return __connman_error_invalid_arguments(msg);
2977
2978         dbus_message_iter_recurse(&iter, &value);
2979
2980         type = dbus_message_iter_get_arg_type(&value);
2981
2982         if (g_str_equal(name, "AutoConnect") == TRUE) {
2983                 connman_bool_t autoconnect;
2984
2985                 if (type != DBUS_TYPE_BOOLEAN)
2986                         return __connman_error_invalid_arguments(msg);
2987
2988                 if (service->favorite == FALSE)
2989                         return __connman_error_invalid_service(msg);
2990
2991                 dbus_message_iter_get_basic(&value, &autoconnect);
2992
2993                 if (service->autoconnect == autoconnect)
2994                         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
2995
2996                 service->autoconnect = autoconnect;
2997
2998                 autoconnect_changed(service);
2999
3000                 service_save(service);
3001         } else if (g_str_equal(name, "Nameservers.Configuration") == TRUE) {
3002                 DBusMessageIter entry;
3003                 GString *str;
3004                 int index;
3005                 const char *gw;
3006
3007                 if (type != DBUS_TYPE_ARRAY)
3008                         return __connman_error_invalid_arguments(msg);
3009
3010                 str = g_string_new(NULL);
3011                 if (str == NULL)
3012                         return __connman_error_invalid_arguments(msg);
3013
3014                 index = connman_network_get_index(service->network);
3015                 gw = __connman_ipconfig_get_gateway_from_index(index,
3016                         CONNMAN_IPCONFIG_TYPE_ALL);
3017
3018                 if (gw && strlen(gw))
3019                         __connman_service_nameserver_del_routes(service,
3020                                                 CONNMAN_IPCONFIG_TYPE_ALL);
3021
3022                 dbus_message_iter_recurse(&value, &entry);
3023
3024                 while (dbus_message_iter_get_arg_type(&entry) == DBUS_TYPE_STRING) {
3025                         const char *val;
3026                         dbus_message_iter_get_basic(&entry, &val);
3027                         dbus_message_iter_next(&entry);
3028                         if (connman_inet_check_ipaddress(val) > 0) {
3029                                 if (str->len > 0)
3030                                         g_string_append_printf(str, " %s", val);
3031                                 else
3032                                         g_string_append(str, val);
3033                         }
3034                 }
3035
3036                 remove_nameservers(service, NULL, service->nameservers_config);
3037                 g_strfreev(service->nameservers_config);
3038
3039                 if (str->len > 0) {
3040                         service->nameservers_config =
3041                                 g_strsplit_set(str->str, " ", 0);
3042                 } else {
3043                         service->nameservers_config = NULL;
3044                 }
3045
3046                 g_string_free(str, TRUE);
3047
3048                 if (gw && strlen(gw))
3049                         __connman_service_nameserver_add_routes(service, gw);
3050
3051                 update_nameservers(service);
3052                 dns_configuration_changed(service);
3053
3054                 service_save(service);
3055         } else if (g_str_equal(name, "Timeservers.Configuration") == TRUE) {
3056                 DBusMessageIter entry;
3057                 GSList *list = NULL;
3058                 int count = 0;
3059
3060                 if (type != DBUS_TYPE_ARRAY)
3061                         return __connman_error_invalid_arguments(msg);
3062
3063                 dbus_message_iter_recurse(&value, &entry);
3064
3065                 while (dbus_message_iter_get_arg_type(&entry) == DBUS_TYPE_STRING) {
3066                         const char *val;
3067                         GSList *new_head;
3068
3069                         dbus_message_iter_get_basic(&entry, &val);
3070
3071                         new_head = __connman_timeserver_add_list(list, val);
3072                         if (list != new_head) {
3073                                 count++;
3074                                 list = new_head;
3075                         }
3076
3077                         dbus_message_iter_next(&entry);
3078                 }
3079
3080                 g_strfreev(service->timeservers_config);
3081                 service->timeservers_config = NULL;
3082
3083                 if (list != NULL) {
3084                         service->timeservers_config = g_new0(char *, count+1);
3085
3086                         while (list != NULL) {
3087                                 count--;
3088                                 service->timeservers_config[count] = list->data;
3089                                 list = g_slist_delete_link(list, list);
3090                         };
3091                 }
3092
3093                 service_save(service);
3094                 timeservers_configuration_changed(service);
3095
3096                 __connman_timeserver_sync(service);
3097         } else if (g_str_equal(name, "Domains.Configuration") == TRUE) {
3098                 DBusMessageIter entry;
3099                 GString *str;
3100
3101                 if (type != DBUS_TYPE_ARRAY)
3102                         return __connman_error_invalid_arguments(msg);
3103
3104                 str = g_string_new(NULL);
3105                 if (str == NULL)
3106                         return __connman_error_invalid_arguments(msg);
3107
3108                 dbus_message_iter_recurse(&value, &entry);
3109
3110                 while (dbus_message_iter_get_arg_type(&entry) == DBUS_TYPE_STRING) {
3111                         const char *val;
3112                         dbus_message_iter_get_basic(&entry, &val);
3113                         dbus_message_iter_next(&entry);
3114                         if (str->len > 0)
3115                                 g_string_append_printf(str, " %s", val);
3116                         else
3117                                 g_string_append(str, val);
3118                 }
3119
3120                 remove_searchdomains(service, NULL, service->domains);
3121                 g_strfreev(service->domains);
3122
3123                 if (str->len > 0)
3124                         service->domains = g_strsplit_set(str->str, " ", 0);
3125                 else
3126                         service->domains = NULL;
3127
3128                 g_string_free(str, TRUE);
3129
3130                 update_nameservers(service);
3131                 domain_configuration_changed(service);
3132
3133                 service_save(service);
3134         } else if (g_str_equal(name, "Proxy.Configuration") == TRUE) {
3135                 int err;
3136
3137                 if (type != DBUS_TYPE_ARRAY)
3138                         return __connman_error_invalid_arguments(msg);
3139
3140                 err = update_proxy_configuration(service, &value);
3141
3142                 if (err < 0)
3143                         return __connman_error_failed(msg, -err);
3144
3145                 proxy_configuration_changed(service);
3146
3147                 __connman_notifier_proxy_changed(service);
3148
3149                 service_save(service);
3150         } else if (g_str_equal(name, "IPv4.Configuration") == TRUE ||
3151                         g_str_equal(name, "IPv6.Configuration")) {
3152
3153                 struct connman_ipconfig *ipv4 = NULL, *ipv6 = NULL;
3154                 enum connman_service_state state =
3155                                                 CONNMAN_SERVICE_STATE_UNKNOWN;
3156                 int err = 0;
3157
3158                 DBG("%s", name);
3159
3160                 if (service->ipconfig_ipv4 == NULL &&
3161                                         service->ipconfig_ipv6 == NULL)
3162                         return __connman_error_invalid_property(msg);
3163
3164                 if (g_str_equal(name, "IPv4.Configuration") == TRUE) {
3165                         ipv4 = service->ipconfig_ipv4;
3166                         err = set_ipconfig(service, ipv4, &value,
3167                                         service->state_ipv4, &state);
3168
3169                 } else if (g_str_equal(name, "IPv6.Configuration") == TRUE) {
3170                         ipv6 = service->ipconfig_ipv6;
3171                         err = set_ipconfig(service, ipv6, &value,
3172                                         service->state_ipv6, &state);
3173                 }
3174
3175                 if (err < 0) {
3176                         if (is_connected_state(service, state) ||
3177                                         is_connecting_state(service, state))
3178                                 __connman_network_set_ipconfig(service->network,
3179                                                                 ipv4, ipv6);
3180                         return __connman_error_failed(msg, -err);
3181                 }
3182
3183                 if (ipv4)
3184                         ipv4_configuration_changed(service);
3185                 else if (ipv6)
3186                         ipv6_configuration_changed(service);
3187
3188                 if (is_connecting(service) || is_connected(service))
3189                         __connman_network_set_ipconfig(service->network,
3190                                                         ipv4, ipv6);
3191
3192                 service_save(service);
3193         } else
3194                 return __connman_error_invalid_property(msg);
3195
3196         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
3197 }
3198
3199 static void set_idle(struct connman_service *service)
3200 {
3201         service->state = service->state_ipv4 = service->state_ipv6 =
3202                                                 CONNMAN_SERVICE_STATE_IDLE;
3203         service->error = CONNMAN_SERVICE_ERROR_UNKNOWN;
3204         state_changed(service);
3205 }
3206
3207 static DBusMessage *clear_property(DBusConnection *conn,
3208                                         DBusMessage *msg, void *user_data)
3209 {
3210         struct connman_service *service = user_data;
3211         const char *name;
3212
3213         DBG("service %p", service);
3214
3215         dbus_message_get_args(msg, NULL, DBUS_TYPE_STRING, &name,
3216                                                         DBUS_TYPE_INVALID);
3217
3218         if (g_str_equal(name, "Error") == TRUE) {
3219                 set_idle(service);
3220
3221                 g_get_current_time(&service->modified);
3222                 service_save(service);
3223         } else
3224                 return __connman_error_invalid_property(msg);
3225
3226         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
3227 }
3228
3229 static connman_bool_t is_ignore(struct connman_service *service)
3230 {
3231         if (service->autoconnect == FALSE)
3232                 return TRUE;
3233
3234         if (service->roaming == TRUE)
3235                 return TRUE;
3236
3237         if (service->ignore == TRUE)
3238                 return TRUE;
3239
3240         if (service->state == CONNMAN_SERVICE_STATE_FAILURE)
3241                 return TRUE;
3242
3243         return FALSE;
3244 }
3245
3246 struct preferred_tech_data {
3247         GSequence *preferred_list;
3248         enum connman_service_type type;
3249 };
3250
3251 static void preferred_tech_add_by_type(gpointer data, gpointer user_data)
3252 {
3253         struct connman_service *service = data;
3254         struct preferred_tech_data *tech_data = user_data;
3255
3256         if (service->type == tech_data->type) {
3257                 g_sequence_append(tech_data->preferred_list, service);
3258
3259                 DBG("type %d service %p %s", tech_data->type, service,
3260                                 service->name);
3261         }
3262 }
3263
3264 static GSequence* preferred_tech_list_get(GSequence *list)
3265 {
3266         unsigned int *tech_array;
3267         struct preferred_tech_data tech_data;
3268         int i;
3269
3270         tech_array = connman_setting_get_uint_list("PreferredTechnologies");
3271         if (tech_array == NULL)
3272                 return NULL;
3273
3274         tech_data.preferred_list = g_sequence_new(NULL);
3275
3276         for (i = 0; tech_array[i] != 0; i += 1) {
3277                 tech_data.type = tech_array[i];
3278                 g_sequence_foreach(service_list, preferred_tech_add_by_type,
3279                                 &tech_data);
3280         }
3281
3282         return tech_data.preferred_list;
3283 }
3284
3285 static connman_bool_t auto_connect_service(GSequenceIter* iter,
3286                 connman_bool_t preferred)
3287 {
3288         struct connman_service *service = NULL;
3289
3290         while (g_sequence_iter_is_end(iter) == FALSE) {
3291                 service = g_sequence_get(iter);
3292
3293                 if (service->pending != NULL)
3294                         return TRUE;
3295
3296                 if (is_connecting(service) == TRUE)
3297                         return TRUE;
3298
3299                 if (service->favorite == FALSE) {
3300                         if (preferred == TRUE)
3301                                 goto next_service;
3302                         return FALSE;
3303                 }
3304
3305                 if (is_connected(service) == TRUE) {
3306                         if (preferred == TRUE && service->state !=
3307                                         CONNMAN_SERVICE_STATE_ONLINE)
3308                                 goto next_service;
3309                         return TRUE;
3310                 }
3311
3312                 if (is_ignore(service) == FALSE && service->state ==
3313                                 CONNMAN_SERVICE_STATE_IDLE)
3314                         break;
3315
3316         next_service:
3317                 service = NULL;
3318
3319                 iter = g_sequence_iter_next(iter);
3320         }
3321
3322         if (service != NULL) {
3323
3324                 DBG("service %p %s %s", service, service->name,
3325                                 (preferred == TRUE)? "preferred": "auto");
3326
3327                 service->userconnect = FALSE;
3328                 __connman_service_connect(service);
3329                 return TRUE;
3330         }
3331         return FALSE;
3332 }
3333
3334 static gboolean run_auto_connect(gpointer data)
3335 {
3336         GSequenceIter *iter = NULL;
3337         GSequence *preferred_tech;
3338
3339         autoconnect_timeout = 0;
3340
3341         DBG("");
3342
3343         preferred_tech = preferred_tech_list_get(service_list);
3344         if (preferred_tech != NULL)
3345                 iter = g_sequence_get_begin_iter(preferred_tech);
3346
3347         if (iter == NULL || auto_connect_service(iter, TRUE) == FALSE)
3348                 iter = g_sequence_get_begin_iter(service_list);
3349
3350         if (iter != NULL)
3351                 auto_connect_service(iter, FALSE);
3352
3353         if (preferred_tech != NULL)
3354                 g_sequence_free(preferred_tech);
3355
3356         return FALSE;
3357 }
3358
3359 void __connman_service_auto_connect(void)
3360 {
3361         DBG("");
3362
3363         if (__connman_session_mode() == TRUE) {
3364                 DBG("Session mode enabled: auto connect disabled");
3365                 return;
3366         }
3367
3368         if (autoconnect_timeout != 0)
3369                 return;
3370
3371         autoconnect_timeout = g_timeout_add_seconds(0, run_auto_connect, NULL);
3372 }
3373
3374 static void remove_timeout(struct connman_service *service)
3375 {
3376         if (service->timeout > 0) {
3377                 g_source_remove(service->timeout);
3378                 service->timeout = 0;
3379         }
3380 }
3381
3382 static void reply_pending(struct connman_service *service, int error)
3383 {
3384         remove_timeout(service);
3385
3386         if (service->pending != NULL) {
3387                 if (error > 0) {
3388                         DBusMessage *reply;
3389
3390                         reply = __connman_error_failed(service->pending,
3391                                                                 error);
3392                         if (reply != NULL)
3393                                 g_dbus_send_message(connection, reply);
3394                 } else {
3395                         const char *sender;
3396
3397                         sender = dbus_message_get_interface(service->pending);
3398
3399                         DBG("sender %s", sender);
3400
3401                         if (g_strcmp0(sender, CONNMAN_MANAGER_INTERFACE) == 0)
3402                                 g_dbus_send_reply(connection, service->pending,
3403                                         DBUS_TYPE_OBJECT_PATH, &service->path,
3404                                                         DBUS_TYPE_INVALID);
3405                         else
3406                                 g_dbus_send_reply(connection, service->pending,
3407                                                         DBUS_TYPE_INVALID);
3408                 }
3409
3410                 dbus_message_unref(service->pending);
3411                 service->pending = NULL;
3412         }
3413 }
3414
3415 static gboolean connect_timeout(gpointer user_data)
3416 {
3417         struct connman_service *service = user_data;
3418         connman_bool_t autoconnect = FALSE;
3419
3420         DBG("service %p", service);
3421
3422         service->timeout = 0;
3423
3424         if (service->network != NULL)
3425                 __connman_network_disconnect(service->network);
3426
3427         __connman_ipconfig_disable(service->ipconfig_ipv4);
3428         __connman_ipconfig_disable(service->ipconfig_ipv6);
3429
3430         __connman_stats_service_unregister(service);
3431
3432         if (service->pending != NULL) {
3433                 DBusMessage *reply;
3434
3435                 reply = __connman_error_operation_timeout(service->pending);
3436                 if (reply != NULL)
3437                         g_dbus_send_message(connection, reply);
3438
3439                 dbus_message_unref(service->pending);
3440                 service->pending = NULL;
3441         } else
3442                 autoconnect = TRUE;
3443
3444         __connman_service_ipconfig_indicate_state(service,
3445                                         CONNMAN_SERVICE_STATE_FAILURE,
3446                                         CONNMAN_IPCONFIG_TYPE_IPV4);
3447         __connman_service_ipconfig_indicate_state(service,
3448                                         CONNMAN_SERVICE_STATE_FAILURE,
3449                                         CONNMAN_IPCONFIG_TYPE_IPV6);
3450
3451         if (autoconnect == TRUE && service->userconnect == FALSE)
3452                 __connman_service_auto_connect();
3453
3454         return FALSE;
3455 }
3456
3457 static void set_reconnect_state(struct connman_service *service,
3458                                                 connman_bool_t reconnect)
3459 {
3460         struct connman_device *device;
3461
3462         if (service->network == NULL)
3463                 return;
3464
3465         device = connman_network_get_device(service->network);
3466         if (device == NULL)
3467                 return;
3468
3469         __connman_device_set_reconnect(device, reconnect);
3470 }
3471
3472 static connman_bool_t get_reconnect_state(struct connman_service *service)
3473 {
3474         struct connman_device *device;
3475
3476         if (service->network == NULL)
3477                 return FALSE;
3478
3479         device = connman_network_get_device(service->network);
3480         if (device == NULL)
3481                 return FALSE;
3482
3483         return __connman_device_get_reconnect(device);
3484 }
3485
3486 static DBusMessage *connect_service(DBusConnection *conn,
3487                                         DBusMessage *msg, void *user_data)
3488 {
3489         struct connman_service *service = user_data;
3490         GSequenceIter *iter;
3491         int err;
3492
3493         DBG("service %p", service);
3494
3495         if (service->pending != NULL)
3496                 return __connman_error_in_progress(msg);
3497
3498         iter = g_sequence_get_begin_iter(service_list);
3499
3500         while (g_sequence_iter_is_end(iter) == FALSE) {
3501                 struct connman_service *temp = g_sequence_get(iter);
3502
3503                 if (service->type == temp->type && is_connecting(temp) == TRUE)
3504                         return __connman_error_in_progress(msg);
3505
3506                 iter = g_sequence_iter_next(iter);
3507         }
3508
3509         service->ignore = FALSE;
3510
3511         service->userconnect = TRUE;
3512
3513         service->pending = dbus_message_ref(msg);
3514
3515         set_reconnect_state(service, FALSE);
3516
3517         err = __connman_service_connect(service);
3518         if (err < 0) {
3519                 if (service->pending == NULL)
3520                         return NULL;
3521
3522                 if (err != -EINPROGRESS) {
3523                         dbus_message_unref(service->pending);
3524                         service->pending = NULL;
3525
3526                         return __connman_error_failed(msg, -err);
3527                 }
3528
3529                 return NULL;
3530         }
3531
3532         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
3533 }
3534
3535 static DBusMessage *disconnect_service(DBusConnection *conn,
3536                                         DBusMessage *msg, void *user_data)
3537 {
3538         struct connman_service *service = user_data;
3539         int err;
3540
3541         DBG("service %p", service);
3542
3543         reply_pending(service, ECONNABORTED);
3544
3545         service->ignore = TRUE;
3546
3547         set_reconnect_state(service, FALSE);
3548
3549         err = __connman_service_disconnect(service);
3550         if (err < 0) {
3551                 if (err != -EINPROGRESS)
3552                         return __connman_error_failed(msg, -err);
3553
3554                 return NULL;
3555         }
3556
3557         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
3558 }
3559
3560 gboolean __connman_service_remove(struct connman_service *service)
3561 {
3562         if (service->type == CONNMAN_SERVICE_TYPE_ETHERNET)
3563                 return FALSE;
3564
3565         if (service->immutable == TRUE || service->hidden == TRUE)
3566                 return FALSE;
3567
3568         if (service->favorite == FALSE && service->state !=
3569                                                 CONNMAN_SERVICE_STATE_FAILURE)
3570                 return FALSE;
3571
3572         set_reconnect_state(service, FALSE);
3573
3574         __connman_service_disconnect(service);
3575
3576         g_free(service->passphrase);
3577         service->passphrase = NULL;
3578
3579         g_free(service->agent_passphrase);
3580         service->agent_passphrase = NULL;
3581
3582         g_free(service->identity);
3583         service->identity = NULL;
3584
3585         g_free(service->agent_identity);
3586         service->agent_identity = NULL;
3587
3588         g_free(service->eap);
3589         service->eap = NULL;
3590
3591         set_idle(service);
3592
3593         __connman_service_set_favorite(service, FALSE);
3594
3595         service_save(service);
3596
3597         return TRUE;
3598 }
3599
3600 static DBusMessage *remove_service(DBusConnection *conn,
3601                                         DBusMessage *msg, void *user_data)
3602 {
3603         struct connman_service *service = user_data;
3604
3605         DBG("service %p", service);
3606
3607         if (__connman_service_remove(service) == FALSE)
3608                 return __connman_error_not_supported(msg);
3609
3610         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
3611 }
3612
3613 static gboolean check_suitable_state(enum connman_service_state a,
3614                                         enum connman_service_state b)
3615 {
3616         /*
3617          * Special check so that "ready" service can be moved before
3618          * "online" one.
3619          */
3620         if ((a == CONNMAN_SERVICE_STATE_ONLINE &&
3621                         b == CONNMAN_SERVICE_STATE_READY) ||
3622                 (b == CONNMAN_SERVICE_STATE_ONLINE &&
3623                         a == CONNMAN_SERVICE_STATE_READY))
3624                 return TRUE;
3625
3626         return a == b;
3627 }
3628
3629 static void downgrade_state(struct connman_service *service)
3630 {
3631         if (service == NULL)
3632                 return;
3633
3634         DBG("service %p state4 %d state6 %d", service, service->state_ipv4,
3635                                                 service->state_ipv6);
3636
3637         if (service->state_ipv4 == CONNMAN_SERVICE_STATE_ONLINE)
3638                 __connman_service_ipconfig_indicate_state(service,
3639                                                 CONNMAN_SERVICE_STATE_READY,
3640                                                 CONNMAN_IPCONFIG_TYPE_IPV4);
3641
3642         if (service->state_ipv6 == CONNMAN_SERVICE_STATE_ONLINE)
3643                 __connman_service_ipconfig_indicate_state(service,
3644                                                 CONNMAN_SERVICE_STATE_READY,
3645                                                 CONNMAN_IPCONFIG_TYPE_IPV6);
3646 }
3647
3648 static void apply_relevant_default_downgrade(struct connman_service *service)
3649 {
3650         struct connman_service *def_service;
3651
3652         def_service = __connman_service_get_default();
3653         if (def_service == NULL)
3654                 return;
3655
3656         if (def_service == service &&
3657                         def_service->state == CONNMAN_SERVICE_STATE_ONLINE)
3658                 def_service->state = CONNMAN_SERVICE_STATE_READY;
3659 }
3660
3661 static void switch_default_service(struct connman_service *default_service,
3662                 struct connman_service *downgrade_service)
3663 {
3664         GSequenceIter *src, *dst;
3665
3666         apply_relevant_default_downgrade(default_service);
3667         src = g_hash_table_lookup(service_hash, downgrade_service->identifier);
3668         dst = g_hash_table_lookup(service_hash, default_service->identifier);
3669         g_sequence_move(src, dst);
3670         downgrade_state(downgrade_service);
3671 }
3672
3673 static DBusMessage *move_service(DBusConnection *conn,
3674                                         DBusMessage *msg, void *user_data,
3675                                                                 gboolean before)
3676 {
3677         struct connman_service *service = user_data;
3678         struct connman_service *target;
3679         const char *path;
3680         enum connman_ipconfig_method target4, target6;
3681         enum connman_ipconfig_method service4, service6;
3682
3683         DBG("service %p", service);
3684
3685         dbus_message_get_args(msg, NULL, DBUS_TYPE_OBJECT_PATH, &path,
3686                                                         DBUS_TYPE_INVALID);
3687
3688         if (service->favorite == FALSE)
3689                 return __connman_error_not_supported(msg);
3690
3691         target = find_service(path);
3692         if (target == NULL || target->favorite == FALSE || target == service)
3693                 return __connman_error_invalid_service(msg);
3694
3695         if (target->type == CONNMAN_SERVICE_TYPE_VPN) {
3696                 /*
3697                  * We only allow VPN route splitting if there are
3698                  * routes defined for a given VPN.
3699                  */
3700                 if (__connman_provider_check_routes(target->provider)
3701                                                                 == FALSE) {
3702                         connman_info("Cannot move service. "
3703                                 "No routes defined for provider %s",
3704                                 __connman_provider_get_ident(target->provider));
3705                         return __connman_error_invalid_service(msg);
3706                 }
3707
3708                 target->do_split_routing = TRUE;
3709         } else
3710                 target->do_split_routing = FALSE;
3711
3712         service->do_split_routing = FALSE;
3713
3714         target4 = __connman_ipconfig_get_method(target->ipconfig_ipv4);
3715         target6 = __connman_ipconfig_get_method(target->ipconfig_ipv6);
3716         service4 = __connman_ipconfig_get_method(service->ipconfig_ipv4);
3717         service6 = __connman_ipconfig_get_method(service->ipconfig_ipv6);
3718
3719         DBG("target %s method %d/%d state %d/%d split %d", target->identifier,
3720                 target4, target6, target->state_ipv4, target->state_ipv6,
3721                 target->do_split_routing);
3722
3723         DBG("service %s method %d/%d state %d/%d", service->identifier,
3724                                 service4, service6,
3725                                 service->state_ipv4, service->state_ipv6);
3726
3727         /*
3728          * If method is OFF, then we do not need to check the corresponding
3729          * ipconfig state.
3730          */
3731         if (target4 == CONNMAN_IPCONFIG_METHOD_OFF) {
3732                 if (service6 != CONNMAN_IPCONFIG_METHOD_OFF) {
3733                         if (check_suitable_state(target->state_ipv6,
3734                                                 service->state_ipv6) == FALSE)
3735                                 return __connman_error_invalid_service(msg);
3736                 }
3737         }
3738
3739         if (target6 == CONNMAN_IPCONFIG_METHOD_OFF) {
3740                 if (service4 != CONNMAN_IPCONFIG_METHOD_OFF) {
3741                         if (check_suitable_state(target->state_ipv4,
3742                                                 service->state_ipv4) == FALSE)
3743                                 return __connman_error_invalid_service(msg);
3744                 }
3745         }
3746
3747         if (service4 == CONNMAN_IPCONFIG_METHOD_OFF) {
3748                 if (target6 != CONNMAN_IPCONFIG_METHOD_OFF) {
3749                         if (check_suitable_state(target->state_ipv6,
3750                                                 service->state_ipv6) == FALSE)
3751                                 return __connman_error_invalid_service(msg);
3752                 }
3753         }
3754
3755         if (service6 == CONNMAN_IPCONFIG_METHOD_OFF) {
3756                 if (target4 != CONNMAN_IPCONFIG_METHOD_OFF) {
3757                         if (check_suitable_state(target->state_ipv4,
3758                                                 service->state_ipv4) == FALSE)
3759                                 return __connman_error_invalid_service(msg);
3760                 }
3761         }
3762
3763         g_get_current_time(&service->modified);
3764         service_save(service);
3765         service_save(target);
3766
3767         /*
3768          * If the service which goes down is the default service and is
3769          * online, we downgrade directly its state to ready so:
3770          * the service which goes up, needs to recompute its state which
3771          * is triggered via downgrading it - if relevant - to state ready.
3772          */
3773         if (before == TRUE)
3774                 switch_default_service(target, service);
3775         else
3776                 switch_default_service(service, target);
3777
3778         __connman_connection_update_gateway();
3779
3780         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
3781 }
3782
3783 static DBusMessage *move_before(DBusConnection *conn,
3784                                         DBusMessage *msg, void *user_data)
3785 {
3786         return move_service(conn, msg, user_data, TRUE);
3787 }
3788
3789 static DBusMessage *move_after(DBusConnection *conn,
3790                                         DBusMessage *msg, void *user_data)
3791 {
3792         return move_service(conn, msg, user_data, FALSE);
3793 }
3794
3795 static DBusMessage *reset_counters(DBusConnection *conn,
3796                                         DBusMessage *msg, void *user_data)
3797 {
3798         struct connman_service *service = user_data;
3799
3800         reset_stats(service);
3801
3802         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
3803 }
3804
3805 static struct _services_notify {
3806         int id;
3807         GHashTable *add;
3808         GHashTable *remove;
3809 } *services_notify;
3810
3811 static void service_append_added_foreach(gpointer data, gpointer user_data)
3812 {
3813         struct connman_service *service = data;
3814         DBusMessageIter *iter = user_data;
3815
3816         if (service == NULL || service->path == NULL) {
3817                 DBG("service %p or path is NULL", service);
3818                 return;
3819         }
3820
3821         if (g_hash_table_lookup(services_notify->add, service->path) != NULL) {
3822                 DBG("new %s", service->path);
3823
3824                 append_struct(service, iter);
3825                 g_hash_table_remove(services_notify->add, service->path);
3826         } else {
3827                 DBG("changed %s", service->path);
3828
3829                 append_struct_service(iter, NULL, service);
3830         }
3831 }
3832
3833 static void service_append_ordered(DBusMessageIter *iter, void *user_data)
3834 {
3835         if (service_list != NULL)
3836                 g_sequence_foreach(service_list,
3837                                         service_append_added_foreach, iter);
3838 }
3839
3840 static void append_removed(gpointer key, gpointer value, gpointer user_data)
3841 {
3842         char *objpath = key;
3843         DBusMessageIter *iter = user_data;
3844
3845         DBG("removed %s", objpath);
3846         dbus_message_iter_append_basic(iter, DBUS_TYPE_OBJECT_PATH, &objpath);
3847 }
3848
3849 static gboolean service_send_changed(gpointer data)
3850 {
3851         DBusMessage *signal;
3852         DBusMessageIter iter, array;
3853
3854         DBG("");
3855
3856         signal = dbus_message_new_signal(CONNMAN_MANAGER_PATH,
3857                         CONNMAN_MANAGER_INTERFACE, "ServicesChanged");
3858         if (signal == NULL)
3859                 return FALSE;
3860
3861         __connman_dbus_append_objpath_dict_array(signal,
3862                         service_append_ordered, NULL);
3863
3864         dbus_message_iter_init_append(signal, &iter);
3865         dbus_message_iter_open_container(&iter, DBUS_TYPE_ARRAY,
3866                         DBUS_TYPE_OBJECT_PATH_AS_STRING, &array);
3867
3868         g_hash_table_foreach(services_notify->remove, append_removed, &array);
3869
3870         dbus_message_iter_close_container(&iter, &array);
3871
3872         dbus_connection_send(connection, signal, NULL);
3873         dbus_message_unref(signal);
3874
3875         g_hash_table_remove_all(services_notify->remove);
3876         g_hash_table_remove_all(services_notify->add);
3877
3878         services_notify->id = 0;
3879         return FALSE;
3880 }
3881
3882 static void service_schedule_changed(void)
3883 {
3884         if (services_notify->id != 0)
3885                 return;
3886
3887         services_notify->id = g_timeout_add(100, service_send_changed, NULL);
3888 }
3889
3890 static void service_schedule_added(struct connman_service *service)
3891 {
3892         DBG("service %p", service);
3893
3894         g_hash_table_remove(services_notify->remove, service->path);
3895         g_hash_table_replace(services_notify->add, service->path, service);
3896
3897         service_schedule_changed();
3898 }
3899
3900 static void service_schedule_removed(struct connman_service *service)
3901 {
3902         DBG("service %p %s", service, service->path);
3903
3904         if (service == NULL || service->path == NULL) {
3905                 DBG("service %p or path is NULL", service);
3906                 return;
3907         }
3908
3909         g_hash_table_remove(services_notify->add, service->path);
3910         g_hash_table_replace(services_notify->remove, g_strdup(service->path),
3911                         NULL);
3912
3913         service_schedule_changed();
3914 }
3915
3916 static const GDBusMethodTable service_methods[] = {
3917         { GDBUS_DEPRECATED_METHOD("GetProperties",
3918                         NULL, GDBUS_ARGS({ "properties", "a{sv}" }),
3919                         get_properties) },
3920         { GDBUS_METHOD("SetProperty",
3921                         GDBUS_ARGS({ "name", "s" }, { "value", "v" }),
3922                         NULL, set_property) },
3923         { GDBUS_METHOD("ClearProperty",
3924                         GDBUS_ARGS({ "name", "s" }), NULL,
3925                         clear_property) },
3926         { GDBUS_ASYNC_METHOD("Connect", NULL, NULL,
3927                               connect_service) },
3928         { GDBUS_METHOD("Disconnect", NULL, NULL,
3929                         disconnect_service) },
3930         { GDBUS_METHOD("Remove", NULL, NULL, remove_service) },
3931         { GDBUS_METHOD("MoveBefore",
3932                         GDBUS_ARGS({ "service", "o" }), NULL,
3933                         move_before) },
3934         { GDBUS_METHOD("MoveAfter",
3935                         GDBUS_ARGS({ "service", "o" }), NULL,
3936                         move_after) },
3937         { GDBUS_METHOD("ResetCounters", NULL, NULL, reset_counters) },
3938         { },
3939 };
3940
3941 static const GDBusSignalTable service_signals[] = {
3942         { GDBUS_SIGNAL("PropertyChanged",
3943                         GDBUS_ARGS({ "name", "s" }, { "value", "v" })) },
3944         { },
3945 };
3946
3947 static void service_free(gpointer user_data)
3948 {
3949         struct connman_service *service = user_data;
3950         char *path = service->path;
3951
3952         DBG("service %p", service);
3953
3954         reply_pending(service, ENOENT);
3955
3956         g_hash_table_remove(service_hash, service->identifier);
3957
3958         __connman_notifier_service_remove(service);
3959         service_schedule_removed(service);
3960
3961         stats_stop(service);
3962
3963         service->path = NULL;
3964
3965         if (path != NULL) {
3966                 __connman_connection_update_gateway();
3967
3968                 g_dbus_unregister_interface(connection, path,
3969                                                 CONNMAN_SERVICE_INTERFACE);
3970                 g_free(path);
3971         }
3972
3973         g_hash_table_destroy(service->counter_table);
3974
3975         if (service->network != NULL) {
3976                 __connman_network_disconnect(service->network);
3977                 connman_network_unref(service->network);
3978                 service->network = NULL;
3979         }
3980
3981         if (service->provider != NULL)
3982                 connman_provider_unref(service->provider);
3983
3984         if (service->ipconfig_ipv4 != NULL) {
3985                 __connman_ipconfig_set_ops(service->ipconfig_ipv4, NULL);
3986                 __connman_ipconfig_set_data(service->ipconfig_ipv4, NULL);
3987                 __connman_ipconfig_unref(service->ipconfig_ipv4);
3988                 service->ipconfig_ipv4 = NULL;
3989         }
3990
3991         if (service->ipconfig_ipv6 != NULL) {
3992                 __connman_ipconfig_set_ops(service->ipconfig_ipv6, NULL);
3993                 __connman_ipconfig_set_data(service->ipconfig_ipv6, NULL);
3994                 __connman_ipconfig_unref(service->ipconfig_ipv6);
3995                 service->ipconfig_ipv6 = NULL;
3996         }
3997
3998         g_strfreev(service->timeservers);
3999         g_strfreev(service->timeservers_config);
4000         g_strfreev(service->nameservers);
4001         g_strfreev(service->nameservers_config);
4002         g_strfreev(service->nameservers_auto);
4003         g_strfreev(service->domains);
4004         g_strfreev(service->proxies);
4005         g_strfreev(service->excludes);
4006
4007         g_free(service->domainname);
4008         g_free(service->pac);
4009         g_free(service->name);
4010         g_free(service->passphrase);
4011         g_free(service->agent_passphrase);
4012         g_free(service->identifier);
4013         g_free(service->eap);
4014         g_free(service->identity);
4015         g_free(service->agent_identity);
4016         g_free(service->ca_cert_file);
4017         g_free(service->client_cert_file);
4018         g_free(service->private_key_file);
4019         g_free(service->private_key_passphrase);
4020         g_free(service->phase2);
4021         g_free(service->config_file);
4022         g_free(service->config_entry);
4023
4024         if (service->stats.timer != NULL)
4025                 g_timer_destroy(service->stats.timer);
4026         if (service->stats_roaming.timer != NULL)
4027                 g_timer_destroy(service->stats_roaming.timer);
4028
4029         g_free(service);
4030 }
4031
4032 static void stats_init(struct connman_service *service)
4033 {
4034         /* home */
4035         service->stats.valid = FALSE;
4036         service->stats.enabled = FALSE;
4037         service->stats.timer = g_timer_new();
4038
4039         /* roaming */
4040         service->stats_roaming.valid = FALSE;
4041         service->stats_roaming.enabled = FALSE;
4042         service->stats_roaming.timer = g_timer_new();
4043 }
4044
4045 static void service_initialize(struct connman_service *service)
4046 {
4047         DBG("service %p", service);
4048
4049         service->refcount = 1;
4050         service->session_usage_count = 0;
4051
4052         service->type     = CONNMAN_SERVICE_TYPE_UNKNOWN;
4053         service->security = CONNMAN_SERVICE_SECURITY_UNKNOWN;
4054
4055         service->state = CONNMAN_SERVICE_STATE_UNKNOWN;
4056         service->state_ipv4 = CONNMAN_SERVICE_STATE_UNKNOWN;
4057         service->state_ipv6 = CONNMAN_SERVICE_STATE_UNKNOWN;
4058
4059         service->favorite  = FALSE;
4060         service->immutable = FALSE;
4061         service->hidden = FALSE;
4062
4063         service->ignore = FALSE;
4064
4065         service->userconnect = FALSE;
4066
4067         service->order = 0;
4068
4069         stats_init(service);
4070
4071         service->provider = NULL;
4072
4073         service->wps = FALSE;
4074 }
4075
4076 /**
4077  * connman_service_create:
4078  *
4079  * Allocate a new service.
4080  *
4081  * Returns: a newly-allocated #connman_service structure
4082  */
4083 struct connman_service *connman_service_create(void)
4084 {
4085         GSList *list;
4086         struct connman_stats_counter *counters;
4087         const char *counter;
4088
4089         struct connman_service *service;
4090
4091         service = g_try_new0(struct connman_service, 1);
4092         if (service == NULL)
4093                 return NULL;
4094
4095         DBG("service %p", service);
4096
4097         service->counter_table = g_hash_table_new_full(g_str_hash,
4098                                                 g_str_equal, NULL, g_free);
4099
4100         for (list = counter_list; list; list = list->next) {
4101                 counter = list->data;
4102
4103                 counters = g_try_new0(struct connman_stats_counter, 1);
4104                 if (counters == NULL) {
4105                         g_hash_table_destroy(service->counter_table);
4106                         g_free(service);
4107                         return NULL;
4108                 }
4109
4110                 counters->append_all = TRUE;
4111
4112                 g_hash_table_replace(service->counter_table, (gpointer)counter,
4113                                 counters);
4114         }
4115
4116         service_initialize(service);
4117
4118         return service;
4119 }
4120
4121 /**
4122  * connman_service_ref:
4123  * @service: service structure
4124  *
4125  * Increase reference counter of service
4126  */
4127 struct connman_service *
4128 connman_service_ref_debug(struct connman_service *service,
4129                         const char *file, int line, const char *caller)
4130 {
4131         DBG("%p ref %d by %s:%d:%s()", service, service->refcount + 1,
4132                 file, line, caller);
4133
4134         __sync_fetch_and_add(&service->refcount, 1);
4135
4136         return service;
4137 }
4138
4139 /**
4140  * connman_service_unref:
4141  * @service: service structure
4142  *
4143  * Decrease reference counter of service and release service if no
4144  * longer needed.
4145  */
4146 void connman_service_unref_debug(struct connman_service *service,
4147                         const char *file, int line, const char *caller)
4148 {
4149         GSequenceIter *iter;
4150
4151         DBG("%p ref %d by %s:%d:%s()", service, service->refcount - 1,
4152                 file, line, caller);
4153
4154         if (__sync_fetch_and_sub(&service->refcount, 1) != 1)
4155                 return;
4156
4157         iter = g_hash_table_lookup(service_hash, service->identifier);
4158         if (iter != NULL) {
4159                 reply_pending(service, ECONNABORTED);
4160
4161                 __connman_service_disconnect(service);
4162
4163                 g_sequence_remove(iter);
4164         } else {
4165                 service_free(service);
4166         }
4167 }
4168
4169 static gint service_compare(gconstpointer a, gconstpointer b,
4170                                                         gpointer user_data)
4171 {
4172         struct connman_service *service_a = (void *) a;
4173         struct connman_service *service_b = (void *) b;
4174         enum connman_service_state state_a, state_b;
4175
4176         state_a = service_a->state;
4177         state_b = service_b->state;
4178
4179         if (state_a != state_b) {
4180                 gboolean a_connected = is_connected(service_a);
4181                 gboolean b_connected = is_connected(service_b);
4182
4183                 if (a_connected == TRUE && b_connected == TRUE) {
4184                         /* We prefer online over ready state */
4185                         if (state_a == CONNMAN_SERVICE_STATE_ONLINE)
4186                                 return -1;
4187
4188                         if (state_b == CONNMAN_SERVICE_STATE_ONLINE)
4189                                 return 1;
4190                 }
4191
4192                 if (a_connected == TRUE)
4193                         return -1;
4194                 if (b_connected == TRUE)
4195                         return 1;
4196
4197                 if (is_connecting(service_a) == TRUE)
4198                         return -1;
4199                 if (is_connecting(service_b) == TRUE)
4200                         return 1;
4201         }
4202
4203         if (service_a->order > service_b->order)
4204                 return -1;
4205
4206         if (service_a->order < service_b->order)
4207                 return 1;
4208
4209         if (service_a->favorite == TRUE && service_b->favorite == FALSE)
4210                 return -1;
4211
4212         if (service_a->favorite == FALSE && service_b->favorite == TRUE)
4213                 return 1;
4214
4215         if (service_a->type != service_b->type) {
4216                 switch (service_a->type) {
4217                 case CONNMAN_SERVICE_TYPE_UNKNOWN:
4218                 case CONNMAN_SERVICE_TYPE_SYSTEM:
4219                 case CONNMAN_SERVICE_TYPE_ETHERNET:
4220                 case CONNMAN_SERVICE_TYPE_GPS:
4221                 case CONNMAN_SERVICE_TYPE_VPN:
4222                 case CONNMAN_SERVICE_TYPE_GADGET:
4223                         break;
4224                 case CONNMAN_SERVICE_TYPE_WIFI:
4225                         return 1;
4226                 case CONNMAN_SERVICE_TYPE_WIMAX:
4227                 case CONNMAN_SERVICE_TYPE_BLUETOOTH:
4228                 case CONNMAN_SERVICE_TYPE_CELLULAR:
4229                         return -1;
4230                 }
4231         }
4232
4233         return (gint) service_b->strength - (gint) service_a->strength;
4234 }
4235
4236 /**
4237  * connman_service_get_type:
4238  * @service: service structure
4239  *
4240  * Get the type of service
4241  */
4242 enum connman_service_type connman_service_get_type(struct connman_service *service)
4243 {
4244         if (service == NULL)
4245                 return CONNMAN_SERVICE_TYPE_UNKNOWN;
4246
4247         return service->type;
4248 }
4249
4250 /**
4251  * connman_service_get_interface:
4252  * @service: service structure
4253  *
4254  * Get network interface of service
4255  */
4256 char *connman_service_get_interface(struct connman_service *service)
4257 {
4258         int index;
4259
4260         if (service == NULL)
4261                 return NULL;
4262
4263         if (service->type == CONNMAN_SERVICE_TYPE_VPN) {
4264                 if (service->ipconfig_ipv4)
4265                         index = __connman_ipconfig_get_index(
4266                                                 service->ipconfig_ipv4);
4267                 else if (service->ipconfig_ipv6)
4268                         index = __connman_ipconfig_get_index(
4269                                                 service->ipconfig_ipv6);
4270                 else
4271                         return NULL;
4272
4273                 return connman_inet_ifname(index);
4274         }
4275
4276         if (service->network == NULL)
4277                 return NULL;
4278
4279         index = connman_network_get_index(service->network);
4280
4281         return connman_inet_ifname(index);
4282 }
4283
4284 /**
4285  * connman_service_get_network:
4286  * @service: service structure
4287  *
4288  * Get the service network
4289  */
4290 struct connman_network *
4291 __connman_service_get_network(struct connman_service *service)
4292 {
4293         if (service == NULL)
4294                 return NULL;
4295
4296         return service->network;
4297 }
4298
4299 struct connman_ipconfig *
4300 __connman_service_get_ip4config(struct connman_service *service)
4301 {
4302         if (service == NULL)
4303                 return NULL;
4304
4305         return service->ipconfig_ipv4;
4306 }
4307
4308 struct connman_ipconfig *
4309 __connman_service_get_ip6config(struct connman_service *service)
4310 {
4311         if (service == NULL)
4312                 return NULL;
4313
4314         return service->ipconfig_ipv6;
4315 }
4316
4317 struct connman_ipconfig *
4318 __connman_service_get_ipconfig(struct connman_service *service, int family)
4319 {
4320         if (family == AF_INET)
4321                 return __connman_service_get_ip4config(service);
4322         else if (family == AF_INET6)
4323                 return __connman_service_get_ip6config(service);
4324         else
4325                 return NULL;
4326
4327 }
4328
4329 connman_bool_t __connman_service_is_connected_state(struct connman_service *service,
4330                                         enum connman_ipconfig_type type)
4331 {
4332         if (service == NULL)
4333                 return FALSE;
4334
4335         switch (type) {
4336         case CONNMAN_IPCONFIG_TYPE_UNKNOWN:
4337                 break;
4338         case CONNMAN_IPCONFIG_TYPE_IPV4:
4339                 return is_connected_state(service, service->state_ipv4);
4340         case CONNMAN_IPCONFIG_TYPE_IPV6:
4341                 return is_connected_state(service, service->state_ipv6);
4342         }
4343
4344         return FALSE;
4345 }
4346 enum connman_service_security __connman_service_get_security(struct connman_service *service)
4347 {
4348         if (service == NULL)
4349                 return CONNMAN_SERVICE_SECURITY_UNKNOWN;
4350
4351         return service->security;
4352 }
4353
4354 const char *__connman_service_get_phase2(struct connman_service *service)
4355 {
4356         if (service == NULL)
4357                 return NULL;
4358
4359         return service->phase2;
4360 }
4361
4362 connman_bool_t __connman_service_wps_enabled(struct connman_service *service)
4363 {
4364         if (service == NULL)
4365                 return FALSE;
4366
4367         return service->wps;
4368 }
4369
4370 void __connman_service_mark_dirty()
4371  {
4372         services_dirty = TRUE;
4373  }
4374
4375 /**
4376  * __connman_service_set_favorite_delayed:
4377  * @service: service structure
4378  * @favorite: favorite value
4379  * @delay_ordering: do not order service sequence
4380  *
4381  * Change the favorite setting of service
4382  */
4383 int __connman_service_set_favorite_delayed(struct connman_service *service,
4384                                         connman_bool_t favorite,
4385                                         gboolean delay_ordering)
4386 {
4387         GSequenceIter *iter;
4388
4389         if (service->hidden == TRUE)
4390                 return -EOPNOTSUPP;
4391         iter = g_hash_table_lookup(service_hash, service->identifier);
4392         if (iter == NULL)
4393                 return -ENOENT;
4394
4395         if (service->favorite == favorite)
4396                 return -EALREADY;
4397
4398         service->favorite = favorite;
4399
4400         if (delay_ordering == FALSE)
4401                 service->order = __connman_service_get_order(service);
4402
4403         favorite_changed(service);
4404
4405         if (delay_ordering == FALSE) {
4406
4407                 if (g_sequence_get_length(service_list) > 1) {
4408                         g_sequence_sort_changed(iter, service_compare, NULL);
4409                         service_schedule_changed();
4410                 }
4411
4412                 __connman_connection_update_gateway();
4413         }
4414
4415         return 0;
4416 }
4417
4418 /**
4419  * __connman_service_set_favorite:
4420  * @service: service structure
4421  * @favorite: favorite value
4422  *
4423  * Change the favorite setting of service
4424  */
4425 int __connman_service_set_favorite(struct connman_service *service,
4426                                                 connman_bool_t favorite)
4427 {
4428         return __connman_service_set_favorite_delayed(service, favorite,
4429                                                         FALSE);
4430 }
4431
4432 int __connman_service_set_immutable(struct connman_service *service,
4433                                                 connman_bool_t immutable)
4434 {
4435         if (service->hidden == TRUE)
4436                 return -EOPNOTSUPP;
4437         service->immutable = immutable;
4438
4439         immutable_changed(service);
4440
4441         return 0;
4442 }
4443
4444 void __connman_service_set_string(struct connman_service *service,
4445                                   const char *key, const char *value)
4446 {
4447         if (service->hidden == TRUE)
4448                 return;
4449         if (g_str_equal(key, "EAP") == TRUE) {
4450                 g_free(service->eap);
4451                 service->eap = g_strdup(value);
4452         } else if (g_str_equal(key, "Identity") == TRUE) {
4453                 g_free(service->identity);
4454                 service->identity = g_strdup(value);
4455         } else if (g_str_equal(key, "CACertFile") == TRUE) {
4456                 g_free(service->ca_cert_file);
4457                 service->ca_cert_file = g_strdup(value);
4458         } else if (g_str_equal(key, "ClientCertFile") == TRUE) {
4459                 g_free(service->client_cert_file);
4460                 service->client_cert_file = g_strdup(value);
4461         } else if (g_str_equal(key, "PrivateKeyFile") == TRUE) {
4462                 g_free(service->private_key_file);
4463                 service->private_key_file = g_strdup(value);
4464         } else if (g_str_equal(key, "PrivateKeyPassphrase") == TRUE) {
4465                 g_free(service->private_key_passphrase);
4466                 service->private_key_passphrase = g_strdup(value);
4467         } else if (g_str_equal(key, "Phase2") == TRUE) {
4468                 g_free(service->phase2);
4469                 service->phase2 = g_strdup(value);
4470         } else if (g_str_equal(key, "Passphrase") == TRUE) {
4471                 g_free(service->passphrase);
4472                 service->passphrase = g_strdup(value);
4473         }
4474 }
4475
4476 void __connman_service_set_userconnect(struct connman_service *service,
4477                                                 connman_bool_t userconnect)
4478 {
4479         if (service != NULL)
4480                 service->userconnect = userconnect;
4481 }
4482
4483 static void service_complete(struct connman_service *service)
4484 {
4485         reply_pending(service, EIO);
4486
4487         if (service->userconnect == FALSE)
4488                 __connman_service_auto_connect();
4489
4490         g_get_current_time(&service->modified);
4491         service_save(service);
4492 }
4493
4494 static void report_error_cb(struct connman_service *service,
4495                         gboolean retry, void *user_data)
4496 {
4497         if (retry == TRUE)
4498                 __connman_service_connect(service);
4499         else {
4500                 /* It is not relevant to stay on Failure state
4501                  * when failing is due to wrong user input */
4502                 service->state = CONNMAN_SERVICE_STATE_IDLE;
4503
4504                 service_complete(service);
4505                 __connman_connection_update_gateway();
4506         }
4507 }
4508
4509 int __connman_service_add_passphrase(struct connman_service *service,
4510                                 const gchar *passphrase)
4511 {
4512         int err = 0;
4513
4514         switch (service->security) {
4515         case CONNMAN_SERVICE_SECURITY_WEP:
4516         case CONNMAN_SERVICE_SECURITY_PSK:
4517                 err = __connman_service_set_passphrase(service, passphrase);
4518                 break;
4519         case CONNMAN_SERVICE_SECURITY_8021X:
4520                 __connman_service_set_agent_passphrase(service,
4521                                                 passphrase);
4522                 break;
4523         case CONNMAN_SERVICE_SECURITY_UNKNOWN:
4524         case CONNMAN_SERVICE_SECURITY_NONE:
4525         case CONNMAN_SERVICE_SECURITY_WPA:
4526         case CONNMAN_SERVICE_SECURITY_RSN:
4527                 DBG("service security '%s' (%d) not handled",
4528                                 security2string(service->security),
4529                                 service->security);
4530                 break;
4531         }
4532
4533         return err;
4534 }
4535
4536 static int check_wpspin(struct connman_service *service, const char *wpspin)
4537 {
4538         int length;
4539         guint i;
4540
4541         if (wpspin == NULL)
4542                 return 0;
4543
4544         length = strlen(wpspin);
4545
4546         /* If 0, it will mean user wants to use PBC method */
4547         if (length == 0) {
4548                 connman_network_set_string(service->network,
4549                                                         "WiFi.PinWPS", NULL);
4550                 return 0;
4551         }
4552
4553         /* A WPS PIN is always 8 chars length,
4554          * its content is in digit representation.
4555          */
4556         if (length != 8)
4557                 return -ENOKEY;
4558
4559         for (i = 0; i < 8; i++)
4560                 if (!isdigit((unsigned char) wpspin[i]))
4561                         return -ENOKEY;
4562
4563         connman_network_set_string(service->network, "WiFi.PinWPS", wpspin);
4564
4565         return 0;
4566 }
4567
4568 static void request_input_cb (struct connman_service *service,
4569                         connman_bool_t values_received,
4570                         const char *name, int name_len,
4571                         const char *identity, const char *passphrase,
4572                         gboolean wps, const char *wpspin,
4573                         const char *error, void *user_data)
4574 {
4575         struct connman_device *device;
4576         int err = 0;
4577
4578         DBG ("RequestInput return, %p", service);
4579
4580         if (error != NULL) {
4581                 DBG("error: %s", error);
4582
4583                 if (g_strcmp0(error,
4584                                 "net.connman.Agent.Error.Canceled") == 0) {
4585                         err = -EINVAL;
4586                         goto done;
4587                 }
4588         }
4589
4590         if (service->hidden == TRUE && name_len > 0 && name_len <= 32) {
4591                 device = connman_network_get_device(service->network);
4592                 __connman_device_request_hidden_scan(device,
4593                                                 name, name_len,
4594                                                 identity, passphrase);
4595         }
4596
4597         if (values_received == FALSE || service->hidden == TRUE) {
4598                 err = -EINVAL;
4599                 goto done;
4600         }
4601
4602         if (wps == TRUE && service->network != NULL) {
4603                 err = check_wpspin(service, wpspin);
4604                 if (err < 0)
4605                         goto done;
4606
4607                 connman_network_set_bool(service->network, "WiFi.UseWPS", wps);
4608         }
4609
4610         if (identity != NULL)
4611                 __connman_service_set_agent_identity(service, identity);
4612
4613         if (passphrase != NULL)
4614                 err = __connman_service_add_passphrase(service, passphrase);
4615
4616  done:
4617         if (err >= 0) {
4618                 __connman_service_connect(service);
4619
4620                 /* Never cache agent provided credentials */
4621                 __connman_service_set_agent_identity(service, NULL);
4622                 __connman_service_set_agent_passphrase(service, NULL);
4623         } else if (err == -ENOKEY) {
4624                 __connman_service_indicate_error(service,
4625                                         CONNMAN_SERVICE_ERROR_INVALID_KEY);
4626                 __connman_agent_report_error(service,
4627                                         error2string(service->error),
4628                                         report_error_cb, NULL);
4629         } else {
4630                 /* It is not relevant to stay on Failure state
4631                  * when failing is due to wrong user input */
4632                 service->state = CONNMAN_SERVICE_STATE_IDLE;
4633
4634                 service_complete(service);
4635                 __connman_connection_update_gateway();
4636         }
4637 }
4638
4639 static void downgrade_connected_services(void)
4640 {
4641         struct connman_service *up_service;
4642         GSequenceIter *iter;
4643
4644         iter = g_sequence_get_begin_iter(service_list);
4645         while (g_sequence_iter_is_end(iter) == FALSE) {
4646                 up_service = g_sequence_get(iter);
4647
4648                 if (is_connected(up_service) == FALSE) {
4649                         iter = g_sequence_iter_next(iter);
4650                         continue;
4651                 }
4652
4653                 if (up_service->state == CONNMAN_SERVICE_STATE_ONLINE)
4654                         return;
4655
4656                 downgrade_state(up_service);
4657
4658                 iter = g_sequence_iter_next(iter);
4659         }
4660 }
4661
4662 static int service_update_preferred_order(struct connman_service *default_service,
4663                 struct connman_service *new_service,
4664                 enum connman_service_state new_state)
4665 {
4666         unsigned int *tech_array;
4667         int i;
4668
4669         if (default_service == NULL || default_service == new_service ||
4670                         default_service->state != new_state )
4671                 return 0;
4672
4673         tech_array = connman_setting_get_uint_list("PreferredTechnologies");
4674         if (tech_array != NULL) {
4675
4676                 for (i = 0; tech_array[i] != 0; i += 1) {
4677                         if (default_service->type == tech_array[i])
4678                                 return -EALREADY;
4679
4680                         if (new_service->type == tech_array[i]) {
4681                                 switch_default_service(new_service,
4682                                                 default_service);
4683                                 return 0;
4684                         }
4685                 }
4686                 return -EAGAIN;
4687         }
4688
4689         return -EALREADY;
4690 }
4691
4692 static int service_indicate_state(struct connman_service *service)
4693 {
4694         enum connman_service_state old_state, new_state;
4695         struct connman_service *def_service;
4696         int result;
4697         GSequenceIter *iter;
4698
4699         if (service == NULL)
4700                 return -EINVAL;
4701
4702         old_state = service->state;
4703         new_state = combine_state(service->state_ipv4, service->state_ipv6);
4704
4705         DBG("service %p old %s - new %s/%s => %s",
4706                                         service,
4707                                         state2string(old_state),
4708                                         state2string(service->state_ipv4),
4709                                         state2string(service->state_ipv6),
4710                                         state2string(new_state));
4711
4712         if (old_state == new_state)
4713                 return -EALREADY;
4714
4715         def_service = __connman_service_get_default();
4716
4717         if (new_state == CONNMAN_SERVICE_STATE_ONLINE) {
4718                 result = service_update_preferred_order(def_service,
4719                                 service, new_state);
4720                 if (result == -EALREADY)
4721                         return result;
4722                 if (result == -EAGAIN)
4723                         __connman_service_auto_connect();
4724         }
4725
4726         if (old_state == CONNMAN_SERVICE_STATE_ONLINE)
4727                 __connman_notifier_leave_online(service->type);
4728
4729         service->state = new_state;
4730         state_changed(service);
4731
4732         if (new_state == CONNMAN_SERVICE_STATE_IDLE &&
4733                         old_state != CONNMAN_SERVICE_STATE_DISCONNECT) {
4734                 reply_pending(service, ECONNABORTED);
4735
4736                 __connman_service_disconnect(service);
4737         }
4738
4739         if (new_state == CONNMAN_SERVICE_STATE_CONFIGURATION) {
4740                 if (service->new_service == FALSE &&
4741                                 __connman_stats_service_register(service) == 0) {
4742                         /*
4743                          * For new services the statistics are updated after
4744                          * we have successfully connected.
4745                          */
4746                         __connman_stats_get(service, FALSE,
4747                                                 &service->stats.data);
4748                         __connman_stats_get(service, TRUE,
4749                                                 &service->stats_roaming.data);
4750                 }
4751         }
4752
4753         if (new_state == CONNMAN_SERVICE_STATE_IDLE) {
4754                 connman_bool_t reconnect;
4755
4756                 reconnect = get_reconnect_state(service);
4757                 if (reconnect == TRUE)
4758                         __connman_service_auto_connect();
4759         }
4760
4761         if (new_state == CONNMAN_SERVICE_STATE_READY) {
4762                 enum connman_ipconfig_method method;
4763
4764                 if (service->new_service == TRUE &&
4765                                 __connman_stats_service_register(service) == 0) {
4766                         /*
4767                          * This is normally done after configuring state
4768                          * but for new service do this after we have connected
4769                          * successfully.
4770                          */
4771                         __connman_stats_get(service, FALSE,
4772                                                 &service->stats.data);
4773                         __connman_stats_get(service, TRUE,
4774                                                 &service->stats_roaming.data);
4775                 }
4776
4777                 service->new_service = FALSE;
4778
4779                 service_update_preferred_order(def_service, service, new_state);
4780
4781                 set_reconnect_state(service, TRUE);
4782
4783                 __connman_service_set_favorite(service, TRUE);
4784
4785                 reply_pending(service, 0);
4786
4787                 service->userconnect = FALSE;
4788
4789                 g_get_current_time(&service->modified);
4790                 service_save(service);
4791
4792                 update_nameservers(service);
4793                 dns_changed(service);
4794                 domain_changed(service);
4795
4796                 __connman_notifier_connect(service->type);
4797
4798                 if (service->type == CONNMAN_SERVICE_TYPE_WIFI &&
4799                         connman_network_get_bool(service->network,
4800                                                 "WiFi.UseWPS") == TRUE) {
4801                         const char *pass;
4802
4803                         pass = connman_network_get_string(service->network,
4804                                                         "WiFi.Passphrase");
4805
4806                         __connman_service_set_passphrase(service, pass);
4807
4808                         connman_network_set_bool(service->network,
4809                                                         "WiFi.UseWPS", FALSE);
4810                 }
4811
4812                 default_changed();
4813
4814                 method = __connman_ipconfig_get_method(service->ipconfig_ipv6);
4815                 if (method == CONNMAN_IPCONFIG_METHOD_OFF)
4816                         __connman_ipconfig_disable_ipv6(
4817                                                 service->ipconfig_ipv6);
4818
4819         } else if (new_state == CONNMAN_SERVICE_STATE_DISCONNECT) {
4820                 def_service = __connman_service_get_default();
4821
4822                 if (__connman_notifier_is_connected() == FALSE &&
4823                         def_service != NULL &&
4824                                 def_service->provider != NULL)
4825                         __connman_provider_disconnect(def_service->provider);
4826
4827                 default_changed();
4828
4829                 __connman_wispr_stop(service);
4830
4831                 __connman_wpad_stop(service);
4832
4833                 update_nameservers(service);
4834                 dns_changed(service);
4835                 domain_changed(service);
4836
4837                 __connman_notifier_disconnect(service->type);
4838
4839                 /*
4840                  * Previous services which are connected and which states
4841                  * are set to online should reset relevantly ipconfig_state
4842                  * to ready so wispr/portal will be rerun on those
4843                  */
4844                 downgrade_connected_services();
4845         }
4846
4847         if (new_state == CONNMAN_SERVICE_STATE_FAILURE) {
4848                 if (service->userconnect == TRUE &&
4849                         __connman_agent_report_error(service,
4850                                         error2string(service->error),
4851                                         report_error_cb, NULL) == -EINPROGRESS)
4852                         return 0;
4853                 service_complete(service);
4854         } else
4855                 service->error = CONNMAN_SERVICE_ERROR_UNKNOWN;
4856
4857         iter = g_hash_table_lookup(service_hash, service->identifier);
4858         if (iter != NULL && g_sequence_get_length(service_list) > 1) {
4859                 g_sequence_sort_changed(iter, service_compare, NULL);
4860                 service_schedule_changed();
4861         }
4862
4863         __connman_connection_update_gateway();
4864
4865         if (new_state == CONNMAN_SERVICE_STATE_ONLINE) {
4866                 __connman_notifier_enter_online(service->type);
4867                 default_changed();
4868         }
4869
4870         return 0;
4871 }
4872
4873 int __connman_service_indicate_error(struct connman_service *service,
4874                                         enum connman_service_error error)
4875 {
4876         DBG("service %p error %d", service, error);
4877
4878         if (service == NULL)
4879                 return -EINVAL;
4880
4881         service->error = error;
4882
4883         if (service->error == CONNMAN_SERVICE_ERROR_INVALID_KEY)
4884                 __connman_service_set_passphrase(service, NULL);
4885
4886         __connman_service_ipconfig_indicate_state(service,
4887                                                 CONNMAN_SERVICE_STATE_FAILURE,
4888                                                 CONNMAN_IPCONFIG_TYPE_IPV4);
4889         __connman_service_ipconfig_indicate_state(service,
4890                                                 CONNMAN_SERVICE_STATE_FAILURE,
4891                                                 CONNMAN_IPCONFIG_TYPE_IPV6);
4892         return 0;
4893 }
4894
4895 int __connman_service_clear_error(struct connman_service *service)
4896 {
4897         DBG("service %p", service);
4898
4899         if (service == NULL)
4900                 return -EINVAL;
4901
4902         if (service->state != CONNMAN_SERVICE_STATE_FAILURE)
4903                 return -EINVAL;
4904
4905         service->state_ipv4 = service->state_ipv6 =
4906                                                 CONNMAN_SERVICE_STATE_UNKNOWN;
4907         service->error = CONNMAN_SERVICE_ERROR_UNKNOWN;
4908
4909         if (service->favorite == TRUE)
4910                 set_reconnect_state(service, TRUE);
4911
4912         __connman_service_ipconfig_indicate_state(service,
4913                                         CONNMAN_SERVICE_STATE_IDLE,
4914                                         CONNMAN_IPCONFIG_TYPE_IPV6);
4915
4916         /*
4917          * Toggling the IPv6 state to IDLE could trigger the auto connect
4918          * machinery and consequently the IPv4 state.
4919          */
4920         if (service->state_ipv4 != CONNMAN_SERVICE_STATE_UNKNOWN &&
4921                         service->state_ipv4 != CONNMAN_SERVICE_STATE_FAILURE)
4922                 return 0;
4923
4924         return __connman_service_ipconfig_indicate_state(service,
4925                                                 CONNMAN_SERVICE_STATE_IDLE,
4926                                                 CONNMAN_IPCONFIG_TYPE_IPV4);
4927 }
4928
4929 int __connman_service_indicate_default(struct connman_service *service)
4930 {
4931         DBG("service %p", service);
4932
4933         default_changed();
4934
4935         return 0;
4936 }
4937
4938 enum connman_service_state __connman_service_ipconfig_get_state(
4939                                         struct connman_service *service,
4940                                         enum connman_ipconfig_type type)
4941 {
4942         if (service == NULL)
4943                 return CONNMAN_SERVICE_STATE_UNKNOWN;
4944
4945         if (type == CONNMAN_IPCONFIG_TYPE_IPV4)
4946                 return service->state_ipv4;
4947
4948         if (type == CONNMAN_IPCONFIG_TYPE_IPV6)
4949                 return service->state_ipv6;
4950
4951         return CONNMAN_SERVICE_STATE_UNKNOWN;
4952 }
4953
4954 static void check_proxy_setup(struct connman_service *service)
4955 {
4956         /*
4957          * We start WPAD if we haven't got a PAC URL from DHCP and
4958          * if our proxy manual configuration is either empty or set
4959          * to AUTO with an empty URL.
4960          */
4961
4962         if (service->proxy != CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN)
4963                 goto done;
4964
4965         if (service->proxy_config != CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN &&
4966                 (service->proxy_config != CONNMAN_SERVICE_PROXY_METHOD_AUTO ||
4967                         service->pac != NULL))
4968                 goto done;
4969
4970         if (__connman_wpad_start(service) < 0) {
4971                 service->proxy = CONNMAN_SERVICE_PROXY_METHOD_DIRECT;
4972                 __connman_notifier_proxy_changed(service);
4973                 goto done;
4974         }
4975
4976         return;
4977
4978 done:
4979         __connman_wispr_start(service, CONNMAN_IPCONFIG_TYPE_IPV4);
4980 }
4981
4982 /*
4983  * How many networks are connected at the same time. If more than 1,
4984  * then set the rp_filter setting properly (loose mode routing) so that network
4985  * connectivity works ok. This is only done for IPv4 networks as IPv6
4986  * does not have rp_filter knob.
4987  */
4988 static int connected_networks_count;
4989 static int original_rp_filter;
4990
4991 static void service_rp_filter(struct connman_service *service,
4992                                 gboolean connected)
4993 {
4994         enum connman_ipconfig_method method;
4995
4996         method = __connman_ipconfig_get_method(service->ipconfig_ipv4);
4997
4998         switch (method) {
4999         case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
5000         case CONNMAN_IPCONFIG_METHOD_OFF:
5001         case CONNMAN_IPCONFIG_METHOD_AUTO:
5002                 return;
5003         case CONNMAN_IPCONFIG_METHOD_FIXED:
5004         case CONNMAN_IPCONFIG_METHOD_MANUAL:
5005         case CONNMAN_IPCONFIG_METHOD_DHCP:
5006                 break;
5007         }
5008
5009         if (connected == TRUE) {
5010                 if (connected_networks_count == 1) {
5011                         int filter_value;
5012                         filter_value = __connman_ipconfig_set_rp_filter();
5013                         if (filter_value < 0)
5014                                 return;
5015
5016                         original_rp_filter = filter_value;
5017                 }
5018                 connected_networks_count++;
5019
5020         } else {
5021                 if (connected_networks_count == 2)
5022                         __connman_ipconfig_unset_rp_filter(original_rp_filter);
5023
5024                 connected_networks_count--;
5025                 if (connected_networks_count < 0)
5026                         connected_networks_count = 0;
5027         }
5028
5029         DBG("%s %s ipconfig %p method %d count %d filter %d",
5030                 connected ? "connected" : "disconnected", service->identifier,
5031                 service->ipconfig_ipv4, method,
5032                 connected_networks_count, original_rp_filter);
5033 }
5034
5035 static gboolean redo_wispr(gpointer user_data)
5036 {
5037         struct connman_service *service = user_data;
5038
5039         DBG("");
5040
5041         __connman_wispr_start(service, CONNMAN_IPCONFIG_TYPE_IPV6);
5042
5043         return FALSE;
5044 }
5045
5046 int __connman_service_online_check_failed(struct connman_service *service,
5047                                         enum connman_ipconfig_type type)
5048 {
5049         DBG("service %p type %d count %d", service, type,
5050                                                 service->online_check_count);
5051
5052         /* currently we only retry IPv6 stuff */
5053         if (type == CONNMAN_IPCONFIG_TYPE_IPV4 ||
5054                         service->online_check_count != 1) {
5055                 connman_warn("Online check failed for %p %s", service,
5056                         service->name);
5057                 return 0;
5058         }
5059
5060         service->online_check_count = 0;
5061
5062         /*
5063          * We set the timeout to 1 sec so that we have a chance to get
5064          * necessary IPv6 router advertisement messages that might have
5065          * DNS data etc.
5066          */
5067         g_timeout_add_seconds(1, redo_wispr, service);
5068
5069         return EAGAIN;
5070 }
5071
5072 int __connman_service_ipconfig_indicate_state(struct connman_service *service,
5073                                         enum connman_service_state new_state,
5074                                         enum connman_ipconfig_type type)
5075 {
5076         struct connman_ipconfig *ipconfig = NULL;
5077         enum connman_service_state old_state;
5078         int ret;
5079
5080         if (service == NULL)
5081                 return -EINVAL;
5082
5083         if (type == CONNMAN_IPCONFIG_TYPE_IPV4) {
5084                 old_state = service->state_ipv4;
5085                 ipconfig = service->ipconfig_ipv4;
5086         } else if (type == CONNMAN_IPCONFIG_TYPE_IPV6) {
5087                 old_state = service->state_ipv6;
5088                 ipconfig = service->ipconfig_ipv6;
5089         }
5090
5091         if (ipconfig == NULL)
5092                 return -EINVAL;
5093
5094         /* Any change? */
5095         if (old_state == new_state)
5096                 return -EALREADY;
5097
5098         DBG("service %p (%s) state %d (%s) type %d (%s)",
5099                 service, service ? service->identifier : NULL,
5100                 new_state, state2string(new_state),
5101                 type, __connman_ipconfig_type2string(type));
5102
5103         switch (new_state) {
5104         case CONNMAN_SERVICE_STATE_UNKNOWN:
5105         case CONNMAN_SERVICE_STATE_IDLE:
5106                 if (service->state == CONNMAN_SERVICE_STATE_FAILURE)
5107                         return -EINVAL;
5108                 break;
5109         case CONNMAN_SERVICE_STATE_ASSOCIATION:
5110                 break;
5111         case CONNMAN_SERVICE_STATE_CONFIGURATION:
5112                 __connman_ipconfig_enable(ipconfig);
5113                 break;
5114         case CONNMAN_SERVICE_STATE_READY:
5115                 update_nameservers(service);
5116
5117                 if (type == CONNMAN_IPCONFIG_TYPE_IPV4) {
5118                         check_proxy_setup(service);
5119                         service_rp_filter(service, TRUE);
5120                 } else {
5121                         service->online_check_count = 1;
5122                         __connman_wispr_start(service, type);
5123                 }
5124                 break;
5125         case CONNMAN_SERVICE_STATE_ONLINE:
5126                 break;
5127         case CONNMAN_SERVICE_STATE_DISCONNECT:
5128                 if (service->state == CONNMAN_SERVICE_STATE_IDLE)
5129                         return -EINVAL;
5130
5131                 if (type == CONNMAN_IPCONFIG_TYPE_IPV4)
5132                         service_rp_filter(service, FALSE);
5133
5134                 break;
5135         case CONNMAN_SERVICE_STATE_FAILURE:
5136                 break;
5137         }
5138
5139         /* We keep that state */
5140         if (type == CONNMAN_IPCONFIG_TYPE_IPV4)
5141                 service->state_ipv4 = new_state;
5142         else if (type == CONNMAN_IPCONFIG_TYPE_IPV6)
5143                 service->state_ipv6 = new_state;
5144
5145         ret = service_indicate_state(service);
5146
5147         /*
5148          * If the ipconfig method is OFF, then we set the state to IDLE
5149          * so that it will not affect the combined state in the future.
5150          */
5151         if (type == CONNMAN_IPCONFIG_TYPE_IPV4) {
5152                 enum connman_ipconfig_method method;
5153                 method = __connman_ipconfig_get_method(service->ipconfig_ipv4);
5154                 if (method == CONNMAN_IPCONFIG_METHOD_OFF ||
5155                                 method == CONNMAN_IPCONFIG_METHOD_UNKNOWN) {
5156                         service->state_ipv4 = CONNMAN_SERVICE_STATE_IDLE;
5157                         ret = service_indicate_state(service);
5158                 }
5159
5160         } else if (type == CONNMAN_IPCONFIG_TYPE_IPV6) {
5161                 enum connman_ipconfig_method method;
5162                 method = __connman_ipconfig_get_method(service->ipconfig_ipv6);
5163                 if (method == CONNMAN_IPCONFIG_METHOD_OFF ||
5164                                 method == CONNMAN_IPCONFIG_METHOD_UNKNOWN) {
5165                         service->state_ipv6 = CONNMAN_SERVICE_STATE_IDLE;
5166                         ret = service_indicate_state(service);
5167                 }
5168         }
5169
5170         return ret;
5171 }
5172
5173 static connman_bool_t prepare_network(struct connman_service *service)
5174 {
5175         enum connman_network_type type;
5176         unsigned int ssid_len;
5177
5178         type = connman_network_get_type(service->network);
5179
5180         switch (type) {
5181         case CONNMAN_NETWORK_TYPE_UNKNOWN:
5182         case CONNMAN_NETWORK_TYPE_VENDOR:
5183                 return FALSE;
5184         case CONNMAN_NETWORK_TYPE_WIFI:
5185                 if (connman_network_get_blob(service->network, "WiFi.SSID",
5186                                                         &ssid_len) == NULL)
5187                         return FALSE;
5188
5189                 if (service->passphrase != NULL)
5190                         connman_network_set_string(service->network,
5191                                 "WiFi.Passphrase", service->passphrase);
5192                 break;
5193         case CONNMAN_NETWORK_TYPE_ETHERNET:
5194         case CONNMAN_NETWORK_TYPE_WIMAX:
5195         case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
5196         case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
5197         case CONNMAN_NETWORK_TYPE_CELLULAR:
5198                 break;
5199         }
5200
5201         return TRUE;
5202 }
5203
5204 static void prepare_8021x(struct connman_service *service)
5205 {
5206         if (service->eap != NULL)
5207                 connman_network_set_string(service->network, "WiFi.EAP",
5208                                                                 service->eap);
5209
5210         if (service->identity != NULL)
5211                 connman_network_set_string(service->network, "WiFi.Identity",
5212                                                         service->identity);
5213
5214         if (service->ca_cert_file != NULL)
5215                 connman_network_set_string(service->network, "WiFi.CACertFile",
5216                                                         service->ca_cert_file);
5217
5218         if (service->client_cert_file != NULL)
5219                 connman_network_set_string(service->network,
5220                                                 "WiFi.ClientCertFile",
5221                                                 service->client_cert_file);
5222
5223         if (service->private_key_file != NULL)
5224                 connman_network_set_string(service->network,
5225                                                 "WiFi.PrivateKeyFile",
5226                                                 service->private_key_file);
5227
5228         if (service->private_key_passphrase != NULL)
5229                 connman_network_set_string(service->network,
5230                                         "WiFi.PrivateKeyPassphrase",
5231                                         service->private_key_passphrase);
5232
5233         if (service->phase2 != NULL)
5234                 connman_network_set_string(service->network, "WiFi.Phase2",
5235                                                         service->phase2);
5236 }
5237
5238 static int service_connect(struct connman_service *service)
5239 {
5240         int err;
5241
5242         if (service->hidden == TRUE)
5243                 return -EPERM;
5244
5245         switch (service->type) {
5246         case CONNMAN_SERVICE_TYPE_UNKNOWN:
5247         case CONNMAN_SERVICE_TYPE_SYSTEM:
5248         case CONNMAN_SERVICE_TYPE_GPS:
5249         case CONNMAN_SERVICE_TYPE_GADGET:
5250                 return -EINVAL;
5251         case CONNMAN_SERVICE_TYPE_ETHERNET:
5252         case CONNMAN_SERVICE_TYPE_WIMAX:
5253         case CONNMAN_SERVICE_TYPE_BLUETOOTH:
5254         case CONNMAN_SERVICE_TYPE_CELLULAR:
5255         case CONNMAN_SERVICE_TYPE_VPN:
5256                 break;
5257         case CONNMAN_SERVICE_TYPE_WIFI:
5258                 switch (service->security) {
5259                 case CONNMAN_SERVICE_SECURITY_UNKNOWN:
5260                 case CONNMAN_SERVICE_SECURITY_NONE:
5261                         break;
5262                 case CONNMAN_SERVICE_SECURITY_WEP:
5263                 case CONNMAN_SERVICE_SECURITY_PSK:
5264                 case CONNMAN_SERVICE_SECURITY_WPA:
5265                 case CONNMAN_SERVICE_SECURITY_RSN:
5266                         if (service->passphrase == NULL) {
5267                                 if (service->network == NULL)
5268                                         return -EOPNOTSUPP;
5269
5270                                 if (service->wps == FALSE ||
5271                                         connman_network_get_bool(
5272                                                         service->network,
5273                                                         "WiFi.UseWPS") == FALSE)
5274                                         return -ENOKEY;
5275                         }
5276                         break;
5277                 case CONNMAN_SERVICE_SECURITY_8021X:
5278                         if (service->eap == NULL)
5279                                 return -EINVAL;
5280
5281                         /*
5282                          * never request credentials if using EAP-TLS
5283                          * (EAP-TLS networks need to be fully provisioned)
5284                          */
5285                         if (g_str_equal(service->eap, "tls") == TRUE)
5286                                 break;
5287
5288                         /*
5289                          * Return -ENOKEY if either identity or passphrase is
5290                          * missing. Agent provided credentials can be used as
5291                          * fallback if needed.
5292                          */
5293                         if ((service->identity == NULL &&
5294                                         service->agent_identity == NULL) ||
5295                                         (service->passphrase == NULL &&
5296                                         service->agent_passphrase == NULL))
5297                                 return -ENOKEY;
5298
5299                         break;
5300                 }
5301                 break;
5302         }
5303
5304         if (service->network != NULL) {
5305                 if (prepare_network(service) == FALSE)
5306                         return -EINVAL;
5307
5308                 switch (service->security) {
5309                 case CONNMAN_SERVICE_SECURITY_UNKNOWN:
5310                 case CONNMAN_SERVICE_SECURITY_NONE:
5311                 case CONNMAN_SERVICE_SECURITY_WEP:
5312                 case CONNMAN_SERVICE_SECURITY_PSK:
5313                 case CONNMAN_SERVICE_SECURITY_WPA:
5314                 case CONNMAN_SERVICE_SECURITY_RSN:
5315                         break;
5316                 case CONNMAN_SERVICE_SECURITY_8021X:
5317                         prepare_8021x(service);
5318                         break;
5319                 }
5320
5321                 if (__connman_stats_service_register(service) == 0) {
5322                         __connman_stats_get(service, FALSE,
5323                                                 &service->stats.data);
5324                         __connman_stats_get(service, TRUE,
5325                                                 &service->stats_roaming.data);
5326                 }
5327
5328                 if (service->ipconfig_ipv4)
5329                         __connman_ipconfig_enable(service->ipconfig_ipv4);
5330                 if (service->ipconfig_ipv6)
5331                         __connman_ipconfig_enable(service->ipconfig_ipv6);
5332
5333                 err = __connman_network_connect(service->network);
5334         } else if (service->type == CONNMAN_SERVICE_TYPE_VPN &&
5335                                         service->provider != NULL)
5336                 err = __connman_provider_connect(service->provider);
5337         else
5338                 return -EOPNOTSUPP;
5339
5340         if (err < 0) {
5341                 if (err != -EINPROGRESS) {
5342                         __connman_ipconfig_disable(service->ipconfig_ipv4);
5343                         __connman_ipconfig_disable(service->ipconfig_ipv6);
5344                         __connman_stats_service_unregister(service);
5345                 }
5346         }
5347
5348         return err;
5349 }
5350
5351
5352 int __connman_service_connect(struct connman_service *service)
5353 {
5354         int err;
5355
5356         DBG("service %p state %s", service, state2string(service->state));
5357
5358         if (is_connected(service) == TRUE)
5359                 return -EISCONN;
5360
5361         if (is_connecting(service) == TRUE)
5362                 return -EALREADY;
5363
5364         switch (service->type) {
5365         case CONNMAN_SERVICE_TYPE_UNKNOWN:
5366         case CONNMAN_SERVICE_TYPE_SYSTEM:
5367         case CONNMAN_SERVICE_TYPE_GPS:
5368         case CONNMAN_SERVICE_TYPE_GADGET:
5369                 return -EINVAL;
5370         default:
5371                 err = service_connect(service);
5372         }
5373
5374         if (err >= 0)
5375                 return 0;
5376
5377         if (err == -EINPROGRESS) {
5378                 if (service->timeout == 0)
5379                         service->timeout = g_timeout_add_seconds(
5380                                 CONNECT_TIMEOUT, connect_timeout, service);
5381
5382                 return -EINPROGRESS;
5383         }
5384
5385         if (service->network != NULL)
5386                 __connman_network_disconnect(service->network);
5387         else if (service->type == CONNMAN_SERVICE_TYPE_VPN &&
5388                                 service->provider != NULL)
5389                         __connman_provider_disconnect(service->provider);
5390
5391         if (service->userconnect == TRUE) {
5392                 if (err == -ENOKEY || err == -EPERM) {
5393                         return __connman_agent_request_passphrase_input(service,
5394                                         request_input_cb, NULL);
5395                 }
5396                 reply_pending(service, -err);
5397         }
5398
5399         return err;
5400 }
5401
5402 int __connman_service_disconnect(struct connman_service *service)
5403 {
5404         int err;
5405
5406         DBG("service %p", service);
5407
5408         if (service->network != NULL) {
5409                 err = __connman_network_disconnect(service->network);
5410         } else if (service->type == CONNMAN_SERVICE_TYPE_VPN &&
5411                                         service->provider != NULL)
5412                 err = __connman_provider_disconnect(service->provider);
5413         else
5414                 return -EOPNOTSUPP;
5415
5416         if (err < 0 && err != -EINPROGRESS)
5417                 return err;
5418
5419         __connman_6to4_remove(service->ipconfig_ipv4);
5420
5421         if (service->ipconfig_ipv4)
5422                 __connman_ipconfig_set_proxy_autoconfig(service->ipconfig_ipv4,
5423                                                         NULL);
5424         else
5425                 __connman_ipconfig_set_proxy_autoconfig(service->ipconfig_ipv6,
5426                                                         NULL);
5427
5428         __connman_ipconfig_address_remove(service->ipconfig_ipv4);
5429         __connman_ipconfig_address_remove(service->ipconfig_ipv6);
5430
5431         __connman_ipconfig_disable(service->ipconfig_ipv4);
5432         __connman_ipconfig_disable(service->ipconfig_ipv6);
5433
5434         __connman_stats_service_unregister(service);
5435
5436         return err;
5437 }
5438
5439 int __connman_service_disconnect_all(void)
5440 {
5441         GSequenceIter *iter;
5442         GSList *services = NULL, *list;
5443
5444         DBG("");
5445
5446         iter = g_sequence_get_begin_iter(service_list);
5447
5448         while (g_sequence_iter_is_end(iter) == FALSE) {
5449                 struct connman_service *service = g_sequence_get(iter);
5450
5451                 services = g_slist_prepend(services, service);
5452
5453                 iter = g_sequence_iter_next(iter);
5454         }
5455
5456         for (list = services; list != NULL; list = list->next) {
5457                 struct connman_service *service = list->data;
5458
5459                 service->ignore = TRUE;
5460
5461                 set_reconnect_state(service, FALSE);
5462
5463                 __connman_service_disconnect(service);
5464         }
5465
5466         g_slist_free(list);
5467
5468         return 0;
5469
5470 }
5471
5472 /**
5473  * lookup_by_identifier:
5474  * @identifier: service identifier
5475  *
5476  * Look up a service by identifier (reference count will not be increased)
5477  */
5478 static struct connman_service *lookup_by_identifier(const char *identifier)
5479 {
5480         GSequenceIter *iter;
5481
5482         iter = g_hash_table_lookup(service_hash, identifier);
5483         if (iter != NULL)
5484                 return g_sequence_get(iter);
5485
5486         return NULL;
5487 }
5488
5489 struct provision_user_data {
5490         const char *ident;
5491         int ret;
5492 };
5493
5494 static void provision_changed(gpointer value, gpointer user_data)
5495 {
5496         struct connman_service *service = value;
5497         struct provision_user_data *data = user_data;
5498         const char *path = data->ident;
5499         int ret;
5500
5501         ret = __connman_config_provision_service_ident(service, path,
5502                         service->config_file, service->config_entry);
5503         if (ret > 0)
5504                 data->ret = ret;
5505 }
5506
5507 int __connman_service_provision_changed(const char *ident)
5508 {
5509         struct provision_user_data data = {
5510                 .ident = ident,
5511                 .ret = 0
5512         };
5513
5514         g_sequence_foreach(service_list, provision_changed, (void *)&data);
5515
5516         /*
5517          * Because the provision_changed() might have set some services
5518          * as favorite, we must sort the sequence now.
5519          */
5520         if (services_dirty == TRUE) {
5521                 services_dirty = FALSE;
5522
5523                 if (g_sequence_get_length(service_list) > 1) {
5524                         g_sequence_sort(service_list, service_compare, NULL);
5525                         service_schedule_changed();
5526                 }
5527
5528                 __connman_connection_update_gateway();
5529         }
5530
5531         return data.ret;
5532 }
5533
5534 void __connman_service_set_config(struct connman_service *service,
5535                                 const char *file_id, const char *entry)
5536 {
5537         if (service == NULL)
5538                 return;
5539
5540         g_free(service->config_file);
5541         service->config_file = g_strdup(file_id);
5542
5543         g_free(service->config_entry);
5544         service->config_entry = g_strdup(entry);
5545 }
5546
5547 /**
5548  * __connman_service_get:
5549  * @identifier: service identifier
5550  *
5551  * Look up a service by identifier or create a new one if not found
5552  */
5553 static struct connman_service *service_get(const char *identifier)
5554 {
5555         struct connman_service *service;
5556         GSequenceIter *iter;
5557
5558         iter = g_hash_table_lookup(service_hash, identifier);
5559         if (iter != NULL) {
5560                 service = g_sequence_get(iter);
5561                 if (service != NULL)
5562                         connman_service_ref(service);
5563                 return service;
5564         }
5565
5566         service = connman_service_create();
5567         if (service == NULL)
5568                 return NULL;
5569
5570         DBG("service %p", service);
5571
5572         service->identifier = g_strdup(identifier);
5573
5574         iter = g_sequence_insert_sorted(service_list, service,
5575                                                 service_compare, NULL);
5576
5577         g_hash_table_insert(service_hash, service->identifier, iter);
5578
5579         return service;
5580 }
5581
5582 static int service_register(struct connman_service *service)
5583 {
5584         GSequenceIter *iter;
5585
5586         DBG("service %p", service);
5587
5588         if (service->path != NULL)
5589                 return -EALREADY;
5590
5591         service->path = g_strdup_printf("%s/service/%s", CONNMAN_PATH,
5592                                                 service->identifier);
5593
5594         DBG("path %s", service->path);
5595
5596         __connman_config_provision_service(service);
5597
5598         service_load(service);
5599
5600         g_dbus_register_interface(connection, service->path,
5601                                         CONNMAN_SERVICE_INTERFACE,
5602                                         service_methods, service_signals,
5603                                                         NULL, service, NULL);
5604
5605         iter = g_hash_table_lookup(service_hash, service->identifier);
5606         if (iter != NULL && g_sequence_get_length(service_list) > 1) {
5607                 g_sequence_sort_changed(iter, service_compare, NULL);
5608                 service_schedule_changed();
5609         }
5610
5611         __connman_connection_update_gateway();
5612
5613         return 0;
5614 }
5615
5616 static void service_up(struct connman_ipconfig *ipconfig)
5617 {
5618         struct connman_service *service = __connman_ipconfig_get_data(ipconfig);
5619
5620         DBG("%s up", __connman_ipconfig_get_ifname(ipconfig));
5621
5622         link_changed(service);
5623
5624         service->stats.valid = FALSE;
5625         service->stats_roaming.valid = FALSE;
5626 }
5627
5628 static void service_down(struct connman_ipconfig *ipconfig)
5629 {
5630         DBG("%s down", __connman_ipconfig_get_ifname(ipconfig));
5631 }
5632
5633 static void service_lower_up(struct connman_ipconfig *ipconfig)
5634 {
5635         struct connman_service *service = __connman_ipconfig_get_data(ipconfig);
5636
5637         DBG("%s lower up", __connman_ipconfig_get_ifname(ipconfig));
5638
5639         stats_start(service);
5640 }
5641
5642 static void service_lower_down(struct connman_ipconfig *ipconfig)
5643 {
5644         struct connman_service *service = __connman_ipconfig_get_data(ipconfig);
5645
5646         DBG("%s lower down", __connman_ipconfig_get_ifname(ipconfig));
5647
5648         if (is_idle_state(service, service->state_ipv4) == FALSE)
5649                 __connman_ipconfig_disable(service->ipconfig_ipv4);
5650
5651         if (is_idle_state(service, service->state_ipv6) == FALSE)
5652                 __connman_ipconfig_disable(service->ipconfig_ipv6);
5653
5654         stats_stop(service);
5655         service_save(service);
5656 }
5657
5658 static void service_ip_bound(struct connman_ipconfig *ipconfig)
5659 {
5660         struct connman_service *service = __connman_ipconfig_get_data(ipconfig);
5661         enum connman_ipconfig_method method = CONNMAN_IPCONFIG_METHOD_UNKNOWN;
5662         enum connman_ipconfig_type type = CONNMAN_IPCONFIG_TYPE_UNKNOWN;
5663
5664         DBG("%s ip bound", __connman_ipconfig_get_ifname(ipconfig));
5665
5666         type = __connman_ipconfig_get_config_type(ipconfig);
5667         method = __connman_ipconfig_get_method(ipconfig);
5668
5669         DBG("service %p ipconfig %p type %d method %d", service, ipconfig,
5670                                                         type, method);
5671
5672         if (type == CONNMAN_IPCONFIG_TYPE_IPV6 &&
5673                         method == CONNMAN_IPCONFIG_METHOD_AUTO)
5674                 __connman_service_ipconfig_indicate_state(service,
5675                                                 CONNMAN_SERVICE_STATE_READY,
5676                                                 CONNMAN_IPCONFIG_TYPE_IPV6);
5677
5678         settings_changed(service, ipconfig);
5679 }
5680
5681 static void service_ip_release(struct connman_ipconfig *ipconfig)
5682 {
5683         struct connman_service *service = __connman_ipconfig_get_data(ipconfig);
5684         enum connman_ipconfig_method method = CONNMAN_IPCONFIG_METHOD_UNKNOWN;
5685         enum connman_ipconfig_type type = CONNMAN_IPCONFIG_TYPE_UNKNOWN;
5686
5687         DBG("%s ip release", __connman_ipconfig_get_ifname(ipconfig));
5688
5689         type = __connman_ipconfig_get_config_type(ipconfig);
5690         method = __connman_ipconfig_get_method(ipconfig);
5691
5692         DBG("service %p ipconfig %p type %d method %d", service, ipconfig,
5693                                                         type, method);
5694
5695         if (type == CONNMAN_IPCONFIG_TYPE_IPV6 &&
5696                         method == CONNMAN_IPCONFIG_METHOD_OFF)
5697                 __connman_service_ipconfig_indicate_state(service,
5698                                         CONNMAN_SERVICE_STATE_DISCONNECT,
5699                                         CONNMAN_IPCONFIG_TYPE_IPV6);
5700
5701         if (type == CONNMAN_IPCONFIG_TYPE_IPV4 &&
5702                         method == CONNMAN_IPCONFIG_METHOD_OFF)
5703                 __connman_service_ipconfig_indicate_state(service,
5704                                         CONNMAN_SERVICE_STATE_DISCONNECT,
5705                                         CONNMAN_IPCONFIG_TYPE_IPV4);
5706
5707         settings_changed(service, ipconfig);
5708 }
5709
5710 static const struct connman_ipconfig_ops service_ops = {
5711         .up             = service_up,
5712         .down           = service_down,
5713         .lower_up       = service_lower_up,
5714         .lower_down     = service_lower_down,
5715         .ip_bound       = service_ip_bound,
5716         .ip_release     = service_ip_release,
5717 };
5718
5719 static void setup_ip4config(struct connman_service *service, int index,
5720                         enum connman_ipconfig_method method)
5721 {
5722         service->ipconfig_ipv4 = __connman_ipconfig_create(index,
5723                                                 CONNMAN_IPCONFIG_TYPE_IPV4);
5724         if (service->ipconfig_ipv4 == NULL)
5725                 return;
5726
5727         __connman_ipconfig_set_method(service->ipconfig_ipv4, method);
5728
5729         __connman_ipconfig_set_data(service->ipconfig_ipv4, service);
5730
5731         __connman_ipconfig_set_ops(service->ipconfig_ipv4, &service_ops);
5732 }
5733
5734 static void setup_ip6config(struct connman_service *service, int index)
5735 {
5736         service->ipconfig_ipv6 = __connman_ipconfig_create(index,
5737                                                 CONNMAN_IPCONFIG_TYPE_IPV6);
5738         if (service->ipconfig_ipv6 == NULL)
5739                 return;
5740
5741         __connman_ipconfig_set_data(service->ipconfig_ipv6, service);
5742
5743         __connman_ipconfig_set_ops(service->ipconfig_ipv6, &service_ops);
5744 }
5745
5746 void __connman_service_read_ip4config(struct connman_service *service)
5747 {
5748         GKeyFile *keyfile;
5749
5750         if (service->ipconfig_ipv4 == NULL)
5751                 return;
5752
5753         keyfile = connman_storage_load_service(service->identifier);
5754         if (keyfile == NULL)
5755                 return;
5756
5757         __connman_ipconfig_load(service->ipconfig_ipv4, keyfile,
5758                                 service->identifier, "IPv4.");
5759
5760         g_key_file_free(keyfile);
5761 }
5762
5763 void __connman_service_create_ip4config(struct connman_service *service,
5764                                         int index)
5765 {
5766         DBG("ipv4 %p", service->ipconfig_ipv4);
5767
5768         if (service->ipconfig_ipv4 != NULL)
5769                 return;
5770
5771         setup_ip4config(service, index, CONNMAN_IPCONFIG_METHOD_DHCP);
5772         __connman_service_read_ip4config(service);
5773 }
5774
5775 void __connman_service_read_ip6config(struct connman_service *service)
5776 {
5777         GKeyFile *keyfile;
5778
5779         if (service->ipconfig_ipv6 == NULL)
5780                 return;
5781
5782         keyfile = connman_storage_load_service(service->identifier);
5783         if (keyfile == NULL)
5784                 return;
5785
5786         __connman_ipconfig_load(service->ipconfig_ipv6, keyfile,
5787                                 service->identifier, "IPv6.");
5788
5789         g_key_file_free(keyfile);
5790 }
5791
5792 void __connman_service_create_ip6config(struct connman_service *service,
5793                                                                 int index)
5794 {
5795         DBG("ipv6 %p", service->ipconfig_ipv6);
5796
5797         if (service->ipconfig_ipv6 != NULL)
5798                 return;
5799
5800         setup_ip6config(service, index);
5801
5802         __connman_service_read_ip6config(service);
5803 }
5804
5805 /**
5806  * __connman_service_lookup_from_network:
5807  * @network: network structure
5808  *
5809  * Look up a service by network (reference count will not be increased)
5810  */
5811 struct connman_service *__connman_service_lookup_from_network(struct connman_network *network)
5812 {
5813         struct connman_service *service;
5814         const char *ident, *group;
5815         char *name;
5816
5817         DBG("network %p", network);
5818
5819         if (network == NULL)
5820                 return NULL;
5821
5822         ident = __connman_network_get_ident(network);
5823         if (ident == NULL)
5824                 return NULL;
5825
5826         group = connman_network_get_group(network);
5827         if (group == NULL)
5828                 return NULL;
5829
5830         name = g_strdup_printf("%s_%s_%s",
5831                         __connman_network_get_type(network), ident, group);
5832         service = lookup_by_identifier(name);
5833         g_free(name);
5834
5835         return service;
5836 }
5837
5838 struct connman_service *__connman_service_lookup_from_index(int index)
5839 {
5840         struct connman_service *service;
5841         GSequenceIter *iter;
5842
5843         iter = g_sequence_get_begin_iter(service_list);
5844
5845         while (g_sequence_iter_is_end(iter) == FALSE) {
5846                 service = g_sequence_get(iter);
5847
5848                 if (__connman_ipconfig_get_index(service->ipconfig_ipv4)
5849                                                         == index)
5850                         return service;
5851
5852                 if (__connman_ipconfig_get_index(service->ipconfig_ipv6)
5853                                                         == index)
5854                         return service;
5855
5856                 iter = g_sequence_iter_next(iter);
5857         }
5858
5859         return NULL;
5860 }
5861
5862 struct connman_service *__connman_service_lookup_from_ident(const char *identifier)
5863 {
5864         return lookup_by_identifier(identifier);
5865 }
5866
5867 const char *__connman_service_get_ident(struct connman_service *service)
5868 {
5869         return service->identifier;
5870 }
5871
5872 const char *__connman_service_get_path(struct connman_service *service)
5873 {
5874         return service->path;
5875 }
5876
5877 unsigned int __connman_service_get_order(struct connman_service *service)
5878 {
5879         GSequenceIter *iter;
5880
5881         if (service == NULL)
5882                 return 0;
5883
5884         if (service->favorite == FALSE) {
5885                 service->order = 0;
5886                 goto done;
5887         }
5888
5889         iter = g_hash_table_lookup(service_hash, service->identifier);
5890         if (iter != NULL) {
5891                 if (g_sequence_iter_get_position(iter) == 0)
5892                         service->order = 1;
5893                 else if (service->type == CONNMAN_SERVICE_TYPE_VPN &&
5894                                 service->do_split_routing == FALSE)
5895                         service->order = 10;
5896                 else
5897                         service->order = 0;
5898         }
5899
5900         DBG("service %p name %s order %d split %d", service, service->name,
5901                 service->order, service->do_split_routing);
5902
5903 done:
5904         return service->order;
5905 }
5906
5907 void __connman_service_update_ordering(void)
5908 {
5909         GSequenceIter *iter;
5910
5911         iter = g_sequence_get_begin_iter(service_list);
5912         if (iter != NULL && g_sequence_get_length(service_list) > 1)
5913                 g_sequence_sort_changed(iter, service_compare, NULL);
5914 }
5915
5916 static enum connman_service_type convert_network_type(struct connman_network *network)
5917 {
5918         enum connman_network_type type = connman_network_get_type(network);
5919
5920         switch (type) {
5921         case CONNMAN_NETWORK_TYPE_UNKNOWN:
5922         case CONNMAN_NETWORK_TYPE_VENDOR:
5923                 break;
5924         case CONNMAN_NETWORK_TYPE_ETHERNET:
5925                 return CONNMAN_SERVICE_TYPE_ETHERNET;
5926         case CONNMAN_NETWORK_TYPE_WIFI:
5927                 return CONNMAN_SERVICE_TYPE_WIFI;
5928         case CONNMAN_NETWORK_TYPE_WIMAX:
5929                 return CONNMAN_SERVICE_TYPE_WIMAX;
5930         case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
5931         case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
5932                 return CONNMAN_SERVICE_TYPE_BLUETOOTH;
5933         case CONNMAN_NETWORK_TYPE_CELLULAR:
5934                 return CONNMAN_SERVICE_TYPE_CELLULAR;
5935         }
5936
5937         return CONNMAN_SERVICE_TYPE_UNKNOWN;
5938 }
5939
5940 static enum connman_service_security convert_wifi_security(const char *security)
5941 {
5942         if (security == NULL)
5943                 return CONNMAN_SERVICE_SECURITY_UNKNOWN;
5944         else if (g_str_equal(security, "none") == TRUE)
5945                 return CONNMAN_SERVICE_SECURITY_NONE;
5946         else if (g_str_equal(security, "wep") == TRUE)
5947                 return CONNMAN_SERVICE_SECURITY_WEP;
5948         else if (g_str_equal(security, "psk") == TRUE)
5949                 return CONNMAN_SERVICE_SECURITY_PSK;
5950         else if (g_str_equal(security, "ieee8021x") == TRUE)
5951                 return CONNMAN_SERVICE_SECURITY_8021X;
5952         else if (g_str_equal(security, "wpa") == TRUE)
5953                 return CONNMAN_SERVICE_SECURITY_WPA;
5954         else if (g_str_equal(security, "rsn") == TRUE)
5955                 return CONNMAN_SERVICE_SECURITY_RSN;
5956         else
5957                 return CONNMAN_SERVICE_SECURITY_UNKNOWN;
5958 }
5959
5960 static void update_from_network(struct connman_service *service,
5961                                         struct connman_network *network)
5962 {
5963         connman_uint8_t strength = service->strength;
5964         GSequenceIter *iter;
5965         const char *str;
5966
5967         DBG("service %p network %p", service, network);
5968
5969         if (is_connected(service) == TRUE)
5970                 return;
5971
5972         if (is_connecting(service) == TRUE)
5973                 return;
5974
5975         str = connman_network_get_string(network, "Name");
5976         if (str != NULL) {
5977                 g_free(service->name);
5978                 service->name = g_strdup(str);
5979                 service->hidden = FALSE;
5980         } else {
5981                 g_free(service->name);
5982                 service->name = NULL;
5983                 service->hidden = TRUE;
5984         }
5985
5986         service->strength = connman_network_get_strength(network);
5987         service->roaming = connman_network_get_bool(network, "Roaming");
5988
5989         if (service->strength == 0) {
5990                 /*
5991                  * Filter out 0-values; it's unclear what they mean
5992                  * and they cause anomalous sorting of the priority list.
5993                  */
5994                 service->strength = strength;
5995         }
5996
5997         str = connman_network_get_string(network, "WiFi.Security");
5998         service->security = convert_wifi_security(str);
5999
6000         if (service->type == CONNMAN_SERVICE_TYPE_WIFI)
6001                 service->wps = connman_network_get_bool(network, "WiFi.WPS");
6002
6003         if (service->strength > strength && service->network != NULL) {
6004                 connman_network_unref(service->network);
6005                 service->network = connman_network_ref(network);
6006
6007                 strength_changed(service);
6008         }
6009
6010         if (service->network == NULL)
6011                 service->network = connman_network_ref(network);
6012
6013         iter = g_hash_table_lookup(service_hash, service->identifier);
6014         if (iter != NULL && g_sequence_get_length(service_list) > 1) {
6015                 g_sequence_sort_changed(iter, service_compare, NULL);
6016                 service_schedule_changed();
6017         }
6018 }
6019
6020 /**
6021  * __connman_service_create_from_network:
6022  * @network: network structure
6023  *
6024  * Look up service by network and if not found, create one
6025  */
6026 struct connman_service * __connman_service_create_from_network(struct connman_network *network)
6027 {
6028         struct connman_service *service;
6029         struct connman_device *device;
6030         const char *ident, *group;
6031         char *name;
6032         unsigned int *auto_connect_types;
6033         int i, index;
6034
6035         DBG("network %p", network);
6036
6037         if (network == NULL)
6038                 return NULL;
6039
6040         ident = __connman_network_get_ident(network);
6041         if (ident == NULL)
6042                 return NULL;
6043
6044         group = connman_network_get_group(network);
6045         if (group == NULL)
6046                 return NULL;
6047
6048         name = g_strdup_printf("%s_%s_%s",
6049                         __connman_network_get_type(network), ident, group);
6050         service = service_get(name);
6051         g_free(name);
6052
6053         if (service == NULL)
6054                 return NULL;
6055
6056         if (__connman_network_get_weakness(network) == TRUE)
6057                 return service;
6058
6059         if (service->path != NULL) {
6060                 update_from_network(service, network);
6061                 __connman_connection_update_gateway();
6062                 return service;
6063         }
6064
6065         service->type = convert_network_type(network);
6066
6067         auto_connect_types = connman_setting_get_uint_list("DefaultAutoConnectTechnologies");
6068         service->autoconnect = FALSE;
6069         for (i = 0; auto_connect_types != NULL &&
6070                      auto_connect_types[i] != 0; i++) {
6071                 if (service->type == auto_connect_types[i]) {
6072                         service->autoconnect = TRUE;
6073                         break;
6074                 }
6075         }
6076
6077         switch (service->type) {
6078         case CONNMAN_SERVICE_TYPE_UNKNOWN:
6079         case CONNMAN_SERVICE_TYPE_SYSTEM:
6080         case CONNMAN_SERVICE_TYPE_WIMAX:
6081         case CONNMAN_SERVICE_TYPE_BLUETOOTH:
6082         case CONNMAN_SERVICE_TYPE_GPS:
6083         case CONNMAN_SERVICE_TYPE_VPN:
6084         case CONNMAN_SERVICE_TYPE_GADGET:
6085         case CONNMAN_SERVICE_TYPE_WIFI:
6086         case CONNMAN_SERVICE_TYPE_CELLULAR:
6087                 break;
6088         case CONNMAN_SERVICE_TYPE_ETHERNET:
6089                 service->favorite = TRUE;
6090                 break;
6091         }
6092
6093         service->state_ipv4 = service->state_ipv6 = CONNMAN_SERVICE_STATE_IDLE;
6094         service->state = combine_state(service->state_ipv4, service->state_ipv6);
6095
6096         update_from_network(service, network);
6097
6098         index = connman_network_get_index(network);
6099
6100         if (service->ipconfig_ipv4 == NULL)
6101                 setup_ip4config(service, index, CONNMAN_IPCONFIG_METHOD_DHCP);
6102
6103         if (service->ipconfig_ipv6 == NULL)
6104                 setup_ip6config(service, index);
6105
6106         service_register(service);
6107
6108         if (service->favorite == TRUE) {
6109                 device = connman_network_get_device(service->network);
6110                 if (device && connman_device_get_scanning(device) == FALSE)
6111                         __connman_service_auto_connect();
6112         }
6113
6114         __connman_notifier_service_add(service, service->name);
6115         service_schedule_added(service);
6116
6117         return service;
6118 }
6119
6120 void __connman_service_update_from_network(struct connman_network *network)
6121 {
6122         connman_bool_t need_sort = FALSE;
6123         struct connman_service *service;
6124         connman_uint8_t strength;
6125         connman_bool_t roaming;
6126         GSequenceIter *iter;
6127         const char *name;
6128         connman_bool_t stats_enable;
6129
6130         DBG("network %p", network);
6131
6132         service = __connman_service_lookup_from_network(network);
6133         if (service == NULL)
6134                 return;
6135
6136         if (service->network == NULL)
6137                 return;
6138
6139         name = connman_network_get_string(service->network, "Name");
6140         if (g_strcmp0(service->name, name) != 0) {
6141                 g_free(service->name);
6142                 service->name = g_strdup(name);
6143                 connman_dbus_property_changed_basic(service->path,
6144                                 CONNMAN_SERVICE_INTERFACE, "Name",
6145                                 DBUS_TYPE_STRING, &service->name);
6146         }
6147
6148         if (service->type == CONNMAN_SERVICE_TYPE_WIFI)
6149                 service->wps = connman_network_get_bool(network, "WiFi.WPS");
6150
6151         strength = connman_network_get_strength(service->network);
6152         if (strength == service->strength)
6153                 goto roaming;
6154
6155         service->strength = strength;
6156         need_sort = TRUE;
6157
6158         strength_changed(service);
6159
6160 roaming:
6161         roaming = connman_network_get_bool(service->network, "Roaming");
6162         if (roaming == service->roaming)
6163                 goto sorting;
6164
6165         stats_enable = stats_enabled(service);
6166         if (stats_enable == TRUE)
6167                 stats_stop(service);
6168
6169         service->roaming = roaming;
6170         need_sort = TRUE;
6171
6172         if (stats_enable == TRUE)
6173                 stats_start(service);
6174
6175         roaming_changed(service);
6176
6177 sorting:
6178         if (need_sort == TRUE) {
6179                 iter = g_hash_table_lookup(service_hash, service->identifier);
6180                 if (iter != NULL && g_sequence_get_length(service_list) > 1) {
6181                         g_sequence_sort_changed(iter, service_compare, NULL);
6182                         service_schedule_changed();
6183                 }
6184         }
6185 }
6186
6187 void __connman_service_remove_from_network(struct connman_network *network)
6188 {
6189         struct connman_service *service;
6190
6191         DBG("network %p", network);
6192
6193         service = __connman_service_lookup_from_network(network);
6194         if (service == NULL)
6195                 return;
6196
6197         service->ignore = TRUE;
6198
6199         __connman_connection_gateway_remove(service,
6200                                         CONNMAN_IPCONFIG_TYPE_ALL);
6201
6202         connman_service_unref(service);
6203 }
6204
6205 /**
6206  * __connman_service_create_from_provider:
6207  * @provider: provider structure
6208  *
6209  * Look up service by provider and if not found, create one
6210  */
6211 struct connman_service *
6212 __connman_service_create_from_provider(struct connman_provider *provider)
6213 {
6214         struct connman_service *service;
6215         const char *ident, *str;
6216         char *name;
6217         int index = connman_provider_get_index(provider);
6218
6219         DBG("provider %p", provider);
6220
6221         ident = __connman_provider_get_ident(provider);
6222         if (ident == NULL)
6223                 return NULL;
6224
6225         name = g_strdup_printf("vpn_%s", ident);
6226         service = service_get(name);
6227         g_free(name);
6228
6229         if (service == NULL)
6230                 return NULL;
6231
6232         service->type = CONNMAN_SERVICE_TYPE_VPN;
6233         service->provider = connman_provider_ref(provider);
6234         service->autoconnect = FALSE;
6235         service->userconnect = TRUE;
6236
6237         service->state_ipv4 = service->state_ipv6 = CONNMAN_SERVICE_STATE_IDLE;
6238         service->state = combine_state(service->state_ipv4, service->state_ipv6);
6239
6240         str = connman_provider_get_string(provider, "Name");
6241         if (str != NULL) {
6242                 g_free(service->name);
6243                 service->name = g_strdup(str);
6244                 service->hidden = FALSE;
6245         } else {
6246                 g_free(service->name);
6247                 service->name = NULL;
6248                 service->hidden = TRUE;
6249         }
6250
6251         service->strength = 0;
6252
6253         if (service->ipconfig_ipv4 == NULL)
6254                 setup_ip4config(service, index, CONNMAN_IPCONFIG_METHOD_MANUAL);
6255
6256         if (service->ipconfig_ipv6 == NULL)
6257                 setup_ip6config(service, index);
6258
6259         service_register(service);
6260
6261         __connman_notifier_service_add(service, service->name);
6262         service_schedule_added(service);
6263
6264         return service;
6265 }
6266
6267 static void remove_unprovisioned_services()
6268 {
6269         gchar **services;
6270         GKeyFile *keyfile, *configkeyfile;
6271         char *file, *section;
6272         int i = 0;
6273
6274         services = connman_storage_get_services();
6275         if (services == NULL)
6276                 return;
6277
6278         for (;services[i] != NULL; i++) {
6279                 file = section = NULL;
6280                 keyfile = configkeyfile = NULL;
6281
6282                 keyfile = connman_storage_load_service(services[i]);
6283                 if (keyfile == NULL)
6284                         continue;
6285
6286                 file = g_key_file_get_string(keyfile, services[i],
6287                                         "Config.file", NULL);
6288                 if (file == NULL)
6289                         goto next;
6290
6291                 section = g_key_file_get_string(keyfile, services[i],
6292                                         "Config.ident", NULL);
6293                 if (section == NULL)
6294                         goto next;
6295
6296                 configkeyfile = __connman_storage_load_config(file);
6297                 if (configkeyfile == NULL) {
6298                         /*
6299                          * Config file is missing, remove the provisioned
6300                          * service.
6301                          */
6302                         __connman_storage_remove_service(services[i]);
6303                         goto next;
6304                 }
6305
6306                 if (g_key_file_has_group(configkeyfile, section) == FALSE)
6307                         /*
6308                          * Config section is missing, remove the provisioned
6309                          * service.
6310                          */
6311                         __connman_storage_remove_service(services[i]);
6312
6313         next:
6314                 if (keyfile != NULL)
6315                         g_key_file_free(keyfile);
6316
6317                 if (configkeyfile != NULL)
6318                         g_key_file_free(configkeyfile);
6319
6320                 g_free(section);
6321                 g_free(file);
6322         }
6323
6324         g_strfreev(services);
6325 }
6326
6327 int __connman_service_init(void)
6328 {
6329         DBG("");
6330
6331         connection = connman_dbus_get_connection();
6332
6333         service_hash = g_hash_table_new_full(g_str_hash, g_str_equal,
6334                                                                 NULL, NULL);
6335
6336         service_list = g_sequence_new(service_free);
6337
6338         services_notify = g_new0(struct _services_notify, 1);
6339         services_notify->remove = g_hash_table_new_full(g_str_hash,
6340                         g_str_equal, g_free, NULL);
6341         services_notify->add = g_hash_table_new(g_str_hash, g_str_equal);
6342
6343         remove_unprovisioned_services();
6344
6345         return 0;
6346 }
6347
6348 void __connman_service_cleanup(void)
6349 {
6350         GSequence *list;
6351
6352         DBG("");
6353
6354         if (autoconnect_timeout != 0) {
6355                 g_source_remove(autoconnect_timeout);
6356                 autoconnect_timeout = 0;
6357         }
6358
6359         list = service_list;
6360         service_list = NULL;
6361         g_sequence_free(list);
6362
6363         g_hash_table_destroy(service_hash);
6364         service_hash = NULL;
6365
6366         g_slist_free(counter_list);
6367         counter_list = NULL;
6368
6369         if (services_notify->id != 0) {
6370                 g_source_remove(services_notify->id);
6371                 service_send_changed(NULL);
6372                 g_hash_table_destroy(services_notify->remove);
6373                 g_hash_table_destroy(services_notify->add);
6374         }
6375         g_free(services_notify);
6376
6377         dbus_connection_unref(connection);
6378 }