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