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 #include <connman/agent.h>
  36
  37 #include "connman.h"
  38
  39 #define CONNECT_TIMEOUT         120
  40
  41 static DBusConnection *connection = NULL;
  42
  43 static GSequence *service_list = NULL;
  44 static GHashTable *service_hash = NULL;
  45 static GSList *counter_list = NULL;
  46 static unsigned int autoconnect_timeout = 0;
  47 static struct connman_service *current_default = NULL;
  48 static connman_bool_t services_dirty = FALSE;
  49
  50 struct connman_stats {
  51         connman_bool_t valid;
  52         connman_bool_t enabled;
  53         struct connman_stats_data data_last;
  54         struct connman_stats_data data;
  55         GTimer *timer;
  56 };
  57
  58 struct connman_stats_counter {
  59         connman_bool_t append_all;
  60         struct connman_stats stats;
  61         struct connman_stats stats_roaming;
  62 };
  63
  64 struct connman_service {
  65         int refcount;
  66         int session_usage_count;
  67         char *identifier;
  68         char *path;
  69         enum connman_service_type type;
  70         enum connman_service_security security;
  71         enum connman_service_state state;
  72         enum connman_service_state state_ipv4;
  73         enum connman_service_state state_ipv6;
  74         enum connman_service_error error;
  75         connman_uint8_t strength;
  76         connman_bool_t favorite;
  77         connman_bool_t immutable;
  78         connman_bool_t hidden;
  79         connman_bool_t ignore;
  80         connman_bool_t autoconnect;
  81         connman_bool_t userconnect;
  82         GTimeVal modified;
  83         unsigned int order;
  84         char *name;
  85         char *passphrase;
  86         char *agent_passphrase;
  87         connman_bool_t roaming;
  88         struct connman_ipconfig *ipconfig_ipv4;
  89         struct connman_ipconfig *ipconfig_ipv6;
  90         struct connman_network *network;
  91         struct connman_provider *provider;
  92         char **nameservers;
  93         char **nameservers_config;
  94         char **nameservers_auto;
  95         char **domains;
  96         char *domainname;
  97         char **timeservers;
  98         char **timeservers_config;
  99         /* 802.1x settings from the config files */
 100         char *eap;
 101         char *identity;
 102         char *agent_identity;
 103         char *ca_cert_file;
 104         char *client_cert_file;
 105         char *private_key_file;
 106         char *private_key_passphrase;
 107         char *phase2;
 108         DBusMessage *pending;
 109         DBusMessage *provider_pending;
 110         guint timeout;
 111         struct connman_stats stats;
 112         struct connman_stats stats_roaming;
 113         GHashTable *counter_table;
 114         enum connman_service_proxy_method proxy;
 115         enum connman_service_proxy_method proxy_config;
 116         char **proxies;
 117         char **excludes;
 118         char *pac;
 119         connman_bool_t wps;
 120         int online_check_count;
 121         connman_bool_t do_split_routing;
 122         connman_bool_t new_service;
 123         connman_bool_t hidden_service;
 124         char *config_file;
 125         char *config_entry;
 126 };
 127
 128 static connman_bool_t allow_property_changed(struct connman_service *service);
 129
 130 struct find_data {
 131         const char *path;
 132         struct connman_service *service;
 133 };
 134
 135 static void compare_path(gpointer value, gpointer user_data)
 136 {
 137         struct connman_service *service = value;
 138         struct find_data *data = user_data;
 139
 140         if (data->service != NULL)
 141                 return;
 142
 143         if (g_strcmp0(service->path, data->path) == 0)
 144                 data->service = service;
 145 }
 146
 147 static struct connman_service *find_service(const char *path)
 148 {
 149         struct find_data data = { .path = path, .service = NULL };
 150
 151         DBG("path %s", path);
 152
 153         g_sequence_foreach(service_list, compare_path, &data);
 154
 155         return data.service;
 156 }
 157
 158 const char *__connman_service_type2string(enum connman_service_type type)
 159 {
 160         switch (type) {
 161         case CONNMAN_SERVICE_TYPE_UNKNOWN:
 162                 break;
 163         case CONNMAN_SERVICE_TYPE_SYSTEM:
 164                 return "system";
 165         case CONNMAN_SERVICE_TYPE_ETHERNET:
 166                 return "ethernet";
 167         case CONNMAN_SERVICE_TYPE_WIFI:
 168                 return "wifi";
 169         case CONNMAN_SERVICE_TYPE_BLUETOOTH:
 170                 return "bluetooth";
 171         case CONNMAN_SERVICE_TYPE_CELLULAR:
 172                 return "cellular";
 173         case CONNMAN_SERVICE_TYPE_GPS:
 174                 return "gps";
 175         case CONNMAN_SERVICE_TYPE_VPN:
 176                 return "vpn";
 177         case CONNMAN_SERVICE_TYPE_GADGET:
 178                 return "gadget";
 179         }
 180
 181         return NULL;
 182 }
 183
 184 enum connman_service_type __connman_service_string2type(const char *str)
 185 {
 186         if (str == NULL)
 187                 return CONNMAN_SERVICE_TYPE_UNKNOWN;
 188
 189         if (strcmp(str, "ethernet") == 0)
 190                 return CONNMAN_SERVICE_TYPE_ETHERNET;
 191         if (strcmp(str, "gadget") == 0)
 192                 return CONNMAN_SERVICE_TYPE_GADGET;
 193         if (strcmp(str, "wifi") == 0)
 194                 return CONNMAN_SERVICE_TYPE_WIFI;
 195         if (strcmp(str, "cellular") == 0)
 196                 return CONNMAN_SERVICE_TYPE_CELLULAR;
 197         if (strcmp(str, "bluetooth") == 0)
 198                 return CONNMAN_SERVICE_TYPE_BLUETOOTH;
 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_BLUETOOTH:
 397         case CONNMAN_SERVICE_TYPE_CELLULAR:
 398                 service->favorite = g_key_file_get_boolean(keyfile,
 399                                 service->identifier, "Favorite", NULL);
 400
 401                 str = g_key_file_get_string(keyfile,
 402                                 service->identifier, "Failure", NULL);
 403                 if (str != NULL) {
 404                         if (service->favorite == FALSE)
 405                                 service->state_ipv4 = service->state_ipv6 =
 406                                         CONNMAN_SERVICE_STATE_FAILURE;
 407                         service->error = string2error(str);
 408                         g_free(str);
 409                 }
 410                 /* fall through */
 411
 412         case CONNMAN_SERVICE_TYPE_ETHERNET:
 413                 autoconnect = g_key_file_get_boolean(keyfile,
 414                                 service->identifier, "AutoConnect", &error);
 415                 if (error == NULL)
 416                         service->autoconnect = autoconnect;
 417                 g_clear_error(&error);
 418                 break;
 419         }
 420
 421         str = g_key_file_get_string(keyfile,
 422                                 service->identifier, "Modified", NULL);
 423         if (str != NULL) {
 424                 g_time_val_from_iso8601(str, &service->modified);
 425                 g_free(str);
 426         }
 427
 428         str = g_key_file_get_string(keyfile,
 429                                 service->identifier, "Passphrase", NULL);
 430         if (str != NULL) {
 431                 g_free(service->passphrase);
 432                 service->passphrase = str;
 433         }
 434
 435         if (service->ipconfig_ipv4 != NULL)
 436                 __connman_ipconfig_load(service->ipconfig_ipv4, keyfile,
 437                                         service->identifier, "IPv4.");
 438
 439         if (service->ipconfig_ipv6 != NULL)
 440                 __connman_ipconfig_load(service->ipconfig_ipv6, keyfile,
 441                                         service->identifier, "IPv6.");
 442
 443         service->nameservers_config = g_key_file_get_string_list(keyfile,
 444                         service->identifier, "Nameservers", &length, NULL);
 445         if (service->nameservers_config != NULL && length == 0) {
 446                 g_strfreev(service->nameservers_config);
 447                 service->nameservers_config = NULL;
 448         }
 449
 450         service->timeservers_config = g_key_file_get_string_list(keyfile,
 451                         service->identifier, "Timeservers", &length, NULL);
 452         if (service->timeservers_config != NULL && length == 0) {
 453                 g_strfreev(service->timeservers_config);
 454                 service->timeservers_config = NULL;
 455         }
 456
 457         service->domains = g_key_file_get_string_list(keyfile,
 458                         service->identifier, "Domains", &length, NULL);
 459         if (service->domains != NULL && length == 0) {
 460                 g_strfreev(service->domains);
 461                 service->domains = NULL;
 462         }
 463
 464         str = g_key_file_get_string(keyfile,
 465                                 service->identifier, "Proxy.Method", NULL);
 466         if (str != NULL)
 467                 service->proxy_config = string2proxymethod(str);
 468
 469         g_free(str);
 470
 471         service->proxies = g_key_file_get_string_list(keyfile,
 472                         service->identifier, "Proxy.Servers", &length, NULL);
 473         if (service->proxies != NULL && length == 0) {
 474                 g_strfreev(service->proxies);
 475                 service->proxies = NULL;
 476         }
 477
 478         service->excludes = g_key_file_get_string_list(keyfile,
 479                         service->identifier, "Proxy.Excludes", &length, NULL);
 480         if (service->excludes != NULL && length == 0) {
 481                 g_strfreev(service->excludes);
 482                 service->excludes = NULL;
 483         }
 484
 485         str = g_key_file_get_string(keyfile,
 486                                 service->identifier, "Proxy.URL", NULL);
 487         if (str != NULL) {
 488                 g_free(service->pac);
 489                 service->pac = str;
 490         }
 491
 492         service->hidden_service = g_key_file_get_boolean(keyfile,
 493                                         service->identifier, "Hidden", NULL);
 494
 495 done:
 496         g_key_file_free(keyfile);
 497
 498         return err;
 499 }
 500
 501 static int service_save(struct connman_service *service)
 502 {
 503         GKeyFile *keyfile;
 504         gchar *str;
 505         guint freq;
 506         const char *cst_str = NULL;
 507         int err = 0;
 508
 509         DBG("service %p new %d", service, service->new_service);
 510
 511         if (service->new_service == TRUE)
 512                 return -ESRCH;
 513
 514         keyfile = __connman_storage_open_service(service->identifier);
 515         if (keyfile == NULL)
 516                 return -EIO;
 517
 518         if (service->name != NULL)
 519                 g_key_file_set_string(keyfile, service->identifier,
 520                                                 "Name", service->name);
 521
 522         switch (service->type) {
 523         case CONNMAN_SERVICE_TYPE_UNKNOWN:
 524         case CONNMAN_SERVICE_TYPE_SYSTEM:
 525         case CONNMAN_SERVICE_TYPE_GPS:
 526         case CONNMAN_SERVICE_TYPE_GADGET:
 527                 break;
 528         case CONNMAN_SERVICE_TYPE_VPN:
 529                 g_key_file_set_boolean(keyfile, service->identifier,
 530                                 "SplitRouting", service->do_split_routing);
 531                 break;
 532         case CONNMAN_SERVICE_TYPE_WIFI:
 533                 if (service->network) {
 534                         const unsigned char *ssid;
 535                         unsigned int ssid_len = 0;
 536
 537                         ssid = connman_network_get_blob(service->network,
 538                                                         "WiFi.SSID", &ssid_len);
 539
 540                         if (ssid != NULL && ssid_len > 0 && ssid[0] != '\0') {
 541                                 char *identifier = service->identifier;
 542                                 GString *ssid_str;
 543                                 unsigned int i;
 544
 545                                 ssid_str = g_string_sized_new(ssid_len * 2);
 546                                 if (ssid_str == NULL) {
 547                                         err = -ENOMEM;
 548                                         goto done;
 549                                 }
 550
 551                                 for (i = 0; i < ssid_len; i++)
 552                                         g_string_append_printf(ssid_str,
 553                                                         "%02x", ssid[i]);
 554
 555                                 g_key_file_set_string(keyfile, identifier,
 556                                                         "SSID", ssid_str->str);
 557
 558                                 g_string_free(ssid_str, TRUE);
 559                         }
 560
 561                         freq = connman_network_get_frequency(service->network);
 562                         g_key_file_set_integer(keyfile, service->identifier,
 563                                                 "Frequency", freq);
 564                 }
 565                 /* fall through */
 566
 567         case CONNMAN_SERVICE_TYPE_BLUETOOTH:
 568         case CONNMAN_SERVICE_TYPE_CELLULAR:
 569                 g_key_file_set_boolean(keyfile, service->identifier,
 570                                         "Favorite", service->favorite);
 571
 572                 if (service->state_ipv4 == CONNMAN_SERVICE_STATE_FAILURE ||
 573                         service->state_ipv6 == CONNMAN_SERVICE_STATE_FAILURE) {
 574                         const char *failure = error2string(service->error);
 575                         if (failure != NULL)
 576                                 g_key_file_set_string(keyfile,
 577                                                         service->identifier,
 578                                                         "Failure", failure);
 579                 } else {
 580                         g_key_file_remove_key(keyfile, service->identifier,
 581                                                         "Failure", NULL);
 582                 }
 583                 /* fall through */
 584
 585         case CONNMAN_SERVICE_TYPE_ETHERNET:
 586                 if (service->favorite == TRUE)
 587                         g_key_file_set_boolean(keyfile, service->identifier,
 588                                         "AutoConnect", service->autoconnect);
 589                 break;
 590         }
 591
 592         str = g_time_val_to_iso8601(&service->modified);
 593         if (str != NULL) {
 594                 g_key_file_set_string(keyfile, service->identifier,
 595                                                         "Modified", str);
 596                 g_free(str);
 597         }
 598
 599         if (service->passphrase != NULL && strlen(service->passphrase) > 0)
 600                 g_key_file_set_string(keyfile, service->identifier,
 601                                         "Passphrase", service->passphrase);
 602         else
 603                 g_key_file_remove_key(keyfile, service->identifier,
 604                                                         "Passphrase", NULL);
 605
 606         if (service->ipconfig_ipv4 != NULL)
 607                 __connman_ipconfig_save(service->ipconfig_ipv4, keyfile,
 608                                         service->identifier, "IPv4.");
 609
 610         if (service->ipconfig_ipv6 != NULL)
 611                 __connman_ipconfig_save(service->ipconfig_ipv6, keyfile,
 612                                                 service->identifier, "IPv6.");
 613
 614         if (service->nameservers_config != NULL) {
 615                 guint len = g_strv_length(service->nameservers_config);
 616
 617                 g_key_file_set_string_list(keyfile, service->identifier,
 618                                                                 "Nameservers",
 619                                 (const gchar **) service->nameservers_config, len);
 620         } else
 621         g_key_file_remove_key(keyfile, service->identifier,
 622                                                         "Nameservers", NULL);
 623
 624         if (service->timeservers_config != NULL) {
 625                 guint len = g_strv_length(service->timeservers_config);
 626
 627                 g_key_file_set_string_list(keyfile, service->identifier,
 628                                                                 "Timeservers",
 629                                 (const gchar **) service->timeservers_config, len);
 630         } else
 631                 g_key_file_remove_key(keyfile, service->identifier,
 632                                                         "Timeservers", NULL);
 633
 634         if (service->domains != NULL) {
 635                 guint len = g_strv_length(service->domains);
 636
 637                 g_key_file_set_string_list(keyfile, service->identifier,
 638                                                                 "Domains",
 639                                 (const gchar **) service->domains, len);
 640         } else
 641                 g_key_file_remove_key(keyfile, service->identifier,
 642                                                         "Domains", NULL);
 643
 644         cst_str = proxymethod2string(service->proxy_config);
 645         if (cst_str != NULL)
 646                 g_key_file_set_string(keyfile, service->identifier,
 647                                 "Proxy.Method", cst_str);
 648
 649         if (service->proxies != NULL) {
 650                 guint len = g_strv_length(service->proxies);
 651
 652                 g_key_file_set_string_list(keyfile, service->identifier,
 653                                 "Proxy.Servers",
 654                                 (const gchar **) service->proxies, len);
 655         } else
 656                 g_key_file_remove_key(keyfile, service->identifier,
 657                                                 "Proxy.Servers", NULL);
 658
 659         if (service->excludes != NULL) {
 660                 guint len = g_strv_length(service->excludes);
 661
 662                 g_key_file_set_string_list(keyfile, service->identifier,
 663                                 "Proxy.Excludes",
 664                                 (const gchar **) service->excludes, len);
 665         } else
 666                 g_key_file_remove_key(keyfile, service->identifier,
 667                                                 "Proxy.Excludes", NULL);
 668
 669         if (service->pac != NULL && strlen(service->pac) > 0)
 670                 g_key_file_set_string(keyfile, service->identifier,
 671                                         "Proxy.URL", service->pac);
 672         else
 673                 g_key_file_remove_key(keyfile, service->identifier,
 674                                                         "Proxy.URL", NULL);
 675
 676         if (service->hidden_service == TRUE)
 677                 g_key_file_set_boolean(keyfile, service->identifier, "Hidden",
 678                                                                         TRUE);
 679
 680         if (service->config_file != NULL && strlen(service->config_file) > 0)
 681                 g_key_file_set_string(keyfile, service->identifier,
 682                                 "Config.file", service->config_file);
 683
 684         if (service->config_entry != NULL &&
 685                                         strlen(service->config_entry) > 0)
 686                 g_key_file_set_string(keyfile, service->identifier,
 687                                 "Config.ident", service->config_entry);
 688
 689 done:
 690         __connman_storage_save_service(keyfile, service->identifier);
 691
 692         g_key_file_free(keyfile);
 693
 694         return err;
 695 }
 696
 697 void __connman_service_save(struct connman_service *service)
 698 {
 699         service_save(service);
 700 }
 701
 702 static enum connman_service_state combine_state(
 703                                         enum connman_service_state state_a,
 704                                         enum connman_service_state state_b)
 705 {
 706         enum connman_service_state result;
 707
 708         if (state_a == state_b) {
 709                 result = state_a;
 710                 goto done;
 711         }
 712
 713         if (state_a == CONNMAN_SERVICE_STATE_UNKNOWN) {
 714                 result = state_b;
 715                 goto done;
 716         }
 717
 718         if (state_b == CONNMAN_SERVICE_STATE_UNKNOWN) {
 719                 result = state_a;
 720                 goto done;
 721         }
 722
 723         if (state_a == CONNMAN_SERVICE_STATE_IDLE) {
 724                 result = state_b;
 725                 goto done;
 726         }
 727
 728         if (state_b == CONNMAN_SERVICE_STATE_IDLE) {
 729                 result = state_a;
 730                 goto done;
 731         }
 732
 733         if (state_a == CONNMAN_SERVICE_STATE_ONLINE) {
 734                 result = state_a;
 735                 goto done;
 736         }
 737
 738         if (state_b == CONNMAN_SERVICE_STATE_ONLINE) {
 739                 result = state_b;
 740                 goto done;
 741         }
 742
 743         if (state_a == CONNMAN_SERVICE_STATE_READY) {
 744                 result = state_a;
 745                 goto done;
 746         }
 747
 748         if (state_b == CONNMAN_SERVICE_STATE_READY) {
 749                 result = state_b;
 750                 goto done;
 751         }
 752
 753         if (state_a == CONNMAN_SERVICE_STATE_CONFIGURATION) {
 754                 result = state_a;
 755                 goto done;
 756         }
 757
 758         if (state_b == CONNMAN_SERVICE_STATE_CONFIGURATION) {
 759                 result = state_b;
 760                 goto done;
 761         }
 762
 763         if (state_a == CONNMAN_SERVICE_STATE_ASSOCIATION) {
 764                 result = state_a;
 765                 goto done;
 766         }
 767
 768         if (state_b == CONNMAN_SERVICE_STATE_ASSOCIATION) {
 769                 result = state_b;
 770                 goto done;
 771         }
 772
 773         if (state_a == CONNMAN_SERVICE_STATE_DISCONNECT) {
 774                 result = state_a;
 775                 goto done;
 776         }
 777
 778         if (state_b == CONNMAN_SERVICE_STATE_DISCONNECT) {
 779                 result = state_b;
 780                 goto done;
 781         }
 782
 783         result = CONNMAN_SERVICE_STATE_FAILURE;
 784
 785 done:
 786         return result;
 787 }
 788
 789 static connman_bool_t is_connecting_state(struct connman_service *service,
 790                                         enum connman_service_state state)
 791 {
 792         switch (state) {
 793         case CONNMAN_SERVICE_STATE_UNKNOWN:
 794         case CONNMAN_SERVICE_STATE_IDLE:
 795         case CONNMAN_SERVICE_STATE_FAILURE:
 796                 if (service->network != NULL)
 797                         return connman_network_get_connecting(service->network);
 798         case CONNMAN_SERVICE_STATE_DISCONNECT:
 799         case CONNMAN_SERVICE_STATE_READY:
 800         case CONNMAN_SERVICE_STATE_ONLINE:
 801                 break;
 802         case CONNMAN_SERVICE_STATE_ASSOCIATION:
 803         case CONNMAN_SERVICE_STATE_CONFIGURATION:
 804                 return TRUE;
 805         }
 806
 807         return FALSE;
 808 }
 809
 810 static connman_bool_t is_connected_state(const struct connman_service *service,
 811                                         enum connman_service_state state)
 812 {
 813         switch (state) {
 814         case CONNMAN_SERVICE_STATE_UNKNOWN:
 815         case CONNMAN_SERVICE_STATE_IDLE:
 816         case CONNMAN_SERVICE_STATE_ASSOCIATION:
 817         case CONNMAN_SERVICE_STATE_CONFIGURATION:
 818         case CONNMAN_SERVICE_STATE_DISCONNECT:
 819         case CONNMAN_SERVICE_STATE_FAILURE:
 820                 break;
 821         case CONNMAN_SERVICE_STATE_READY:
 822         case CONNMAN_SERVICE_STATE_ONLINE:
 823                 return TRUE;
 824         }
 825
 826         return FALSE;
 827 }
 828
 829 static connman_bool_t is_idle_state(const struct connman_service *service,
 830                                 enum connman_service_state state)
 831 {
 832         switch (state) {
 833         case CONNMAN_SERVICE_STATE_UNKNOWN:
 834         case CONNMAN_SERVICE_STATE_ASSOCIATION:
 835         case CONNMAN_SERVICE_STATE_CONFIGURATION:
 836         case CONNMAN_SERVICE_STATE_READY:
 837         case CONNMAN_SERVICE_STATE_ONLINE:
 838         case CONNMAN_SERVICE_STATE_DISCONNECT:
 839         case CONNMAN_SERVICE_STATE_FAILURE:
 840                 break;
 841         case CONNMAN_SERVICE_STATE_IDLE:
 842                 return TRUE;
 843         }
 844
 845         return FALSE;
 846 }
 847
 848 static connman_bool_t is_connecting(struct connman_service *service)
 849 {
 850         return is_connecting_state(service, service->state);
 851 }
 852
 853 static connman_bool_t is_connected(struct connman_service *service)
 854 {
 855         return is_connected_state(service, service->state);
 856 }
 857
 858 static int nameserver_get_index(struct connman_service *service)
 859 {
 860         int index;
 861
 862         index = __connman_service_get_index(service);
 863
 864         if (index < 0)
 865                 return -1;
 866
 867         switch (combine_state(service->state_ipv4, service->state_ipv6)) {
 868         case CONNMAN_SERVICE_STATE_UNKNOWN:
 869         case CONNMAN_SERVICE_STATE_IDLE:
 870         case CONNMAN_SERVICE_STATE_ASSOCIATION:
 871         case CONNMAN_SERVICE_STATE_CONFIGURATION:
 872         case CONNMAN_SERVICE_STATE_FAILURE:
 873         case CONNMAN_SERVICE_STATE_DISCONNECT:
 874                 return -1;
 875         case CONNMAN_SERVICE_STATE_READY:
 876         case CONNMAN_SERVICE_STATE_ONLINE:
 877                 break;
 878         }
 879
 880         return index;
 881 }
 882
 883 static void remove_nameservers(struct connman_service *service,
 884                 int index, char **ns)
 885 {
 886         int i;
 887
 888         if (ns == NULL)
 889                 return;
 890
 891         if (index < 0)
 892                 index = nameserver_get_index(service);
 893
 894         if (index < 0)
 895                         return;
 896
 897         for (i = 0; ns[i] != NULL; i++)
 898                 connman_resolver_remove(index, NULL, ns[i]);
 899 }
 900
 901 static void remove_searchdomains(struct connman_service *service,
 902                 int index, char **sd)
 903 {
 904         int i;
 905
 906         if (sd == NULL)
 907                 return;
 908
 909         if (index < 0)
 910                 index = nameserver_get_index(service);
 911
 912         if (index < 0)
 913                 return;
 914
 915         for (i = 0; sd[i] != NULL; i++)
 916                 connman_resolver_remove(index, sd[i], NULL);
 917 }
 918
 919 static void update_nameservers(struct connman_service *service)
 920 {
 921         int index;
 922
 923         index = __connman_service_get_index(service);
 924         if (index < 0)
 925                 return;
 926
 927         switch (combine_state(service->state_ipv4, service->state_ipv6)) {
 928         case CONNMAN_SERVICE_STATE_UNKNOWN:
 929         case CONNMAN_SERVICE_STATE_IDLE:
 930         case CONNMAN_SERVICE_STATE_ASSOCIATION:
 931         case CONNMAN_SERVICE_STATE_CONFIGURATION:
 932                 return;
 933         case CONNMAN_SERVICE_STATE_FAILURE:
 934         case CONNMAN_SERVICE_STATE_DISCONNECT:
 935                 connman_resolver_remove_all(index);
 936                 return;
 937         case CONNMAN_SERVICE_STATE_READY:
 938         case CONNMAN_SERVICE_STATE_ONLINE:
 939                 break;
 940         }
 941
 942         if (service->nameservers_config != NULL) {
 943                 int i;
 944
 945                 remove_nameservers(service, index, service->nameservers);
 946
 947                 i = g_strv_length(service->nameservers_config);
 948                 while (i != 0) {
 949                         i--;
 950                         connman_resolver_append(index, NULL,
 951                                         service->nameservers_config[i]);
 952                 }
 953         } else if (service->nameservers != NULL) {
 954                 int i;
 955
 956                 i = g_strv_length(service->nameservers);
 957                 while (i != 0) {
 958                         i--;
 959                         connman_resolver_append(index, NULL,
 960                                         service->nameservers[i]);
 961                 }
 962         }
 963
 964         if (service->domains != NULL) {
 965                 char *searchdomains[2] = {NULL, NULL};
 966                 int i;
 967
 968                 searchdomains[0] = service->domainname;
 969                 remove_searchdomains(service, index, searchdomains);
 970
 971                 i = g_strv_length(service->domains);
 972                 while (i != 0) {
 973                         i--;
 974                         connman_resolver_append(index, service->domains[i],
 975                                                 NULL);
 976                 }
 977         } else if (service->domainname != NULL)
 978                 connman_resolver_append(index, service->domainname, NULL);
 979
 980         connman_resolver_flush();
 981 }
 982
 983 /*
 984  * The is_auto variable is set to true when IPv6 autoconf nameservers are
 985  * inserted to resolver via netlink message (see rtnl.c:rtnl_newnduseropt()
 986  * for details) and not through service.c
 987  */
 988 int __connman_service_nameserver_append(struct connman_service *service,
 989                                 const char *nameserver, gboolean is_auto)
 990 {
 991         char **nameservers;
 992         int len, i;
 993
 994         DBG("service %p nameserver %s auto %d", service, nameserver, is_auto);
 995
 996         if (nameserver == NULL)
 997                 return -EINVAL;
 998
 999         if (is_auto == TRUE)
1000                 nameservers = service->nameservers_auto;
1001         else
1002                 nameservers = service->nameservers;
1003
1004         for (i = 0; nameservers != NULL && nameservers[i] != NULL; i++)
1005                 if (g_strcmp0(nameservers[i], nameserver) == 0)
1006                         return -EEXIST;
1007
1008         if (nameservers != NULL) {
1009                 len = g_strv_length(nameservers);
1010                 nameservers = g_try_renew(char *, nameservers, len + 2);
1011         } else {
1012                 len = 0;
1013                 nameservers = g_try_new0(char *, len + 2);
1014         }
1015
1016         if (nameservers == NULL)
1017                 return -ENOMEM;
1018
1019         nameservers[len] = g_strdup(nameserver);
1020         if (nameservers[len] == NULL)
1021                 return -ENOMEM;
1022
1023         nameservers[len + 1] = NULL;
1024
1025         if (is_auto == TRUE) {
1026                 service->nameservers_auto = nameservers;
1027         } else {
1028                 service->nameservers = nameservers;
1029                 update_nameservers(service);
1030         }
1031
1032         return 0;
1033 }
1034
1035 int __connman_service_nameserver_remove(struct connman_service *service,
1036                                 const char *nameserver, gboolean is_auto)
1037 {
1038         char **servers, **nameservers;
1039         gboolean found = FALSE;
1040         int len, i, j;
1041
1042         DBG("service %p nameserver %s auto %d", service, nameserver, is_auto);
1043
1044         if (nameserver == NULL)
1045                 return -EINVAL;
1046
1047         if (is_auto == TRUE)
1048                 nameservers = service->nameservers_auto;
1049         else
1050                 nameservers = service->nameservers;
1051
1052         if (nameservers == NULL)
1053                 return 0;
1054
1055         for (i = 0; nameservers != NULL && nameservers[i] != NULL; i++)
1056                 if (g_strcmp0(nameservers[i], nameserver) == 0) {
1057                         found = TRUE;
1058                         break;
1059                 }
1060
1061         if (found == FALSE)
1062                 return 0;
1063
1064         len = g_strv_length(nameservers);
1065
1066         if (len == 1) {
1067                 g_strfreev(nameservers);
1068                 if (is_auto == TRUE)
1069                         service->nameservers_auto = NULL;
1070                 else
1071                         service->nameservers = NULL;
1072
1073                 return 0;
1074         }
1075
1076         servers = g_try_new0(char *, len);
1077         if (servers == NULL)
1078                 return -ENOMEM;
1079
1080         for (i = 0, j = 0; i < len; i++) {
1081                 if (g_strcmp0(nameservers[i], nameserver) != 0) {
1082                         servers[j] = g_strdup(nameservers[i]);
1083                         if (servers[j] == NULL)
1084                                 return -ENOMEM;
1085                         j++;
1086                 }
1087         }
1088         servers[len - 1] = NULL;
1089
1090         g_strfreev(nameservers);
1091         nameservers = servers;
1092
1093         if (is_auto == TRUE) {
1094                 service->nameservers_auto = nameservers;
1095         } else {
1096                 service->nameservers = nameservers;
1097                 update_nameservers(service);
1098         }
1099
1100         return 0;
1101 }
1102
1103 void __connman_service_nameserver_clear(struct connman_service *service)
1104 {
1105         g_strfreev(service->nameservers);
1106         service->nameservers = NULL;
1107
1108         update_nameservers(service);
1109 }
1110
1111 static void add_nameserver_route(int family, int index, char *nameserver,
1112                                 const char *gw)
1113 {
1114         switch (family) {
1115         case AF_INET:
1116                 if (connman_inet_compare_subnet(index, nameserver) == TRUE)
1117                         break;
1118
1119                 if (connman_inet_add_host_route(index, nameserver, gw) < 0)
1120                         /* For P-t-P link the above route add will fail */
1121                         connman_inet_add_host_route(index, nameserver, NULL);
1122                 break;
1123
1124         case AF_INET6:
1125                 if (connman_inet_add_ipv6_host_route(index, nameserver,
1126                                                                 gw) < 0)
1127                         connman_inet_add_ipv6_host_route(index, nameserver,
1128                                                         NULL);
1129                 break;
1130         }
1131 }
1132
1133 static void nameserver_add_routes(int index, char **nameservers,
1134                                         const char *gw)
1135 {
1136         int i, family;
1137
1138         for (i = 0; nameservers[i] != NULL; i++) {
1139                 family = connman_inet_check_ipaddress(nameservers[i]);
1140                 if (family < 0)
1141                         continue;
1142
1143                 add_nameserver_route(family, index, nameservers[i], gw);
1144         }
1145 }
1146
1147 static void nameserver_del_routes(int index, char **nameservers,
1148                                 enum connman_ipconfig_type type)
1149 {
1150         int i, family;
1151
1152         for (i = 0; nameservers[i] != NULL; i++) {
1153                 family = connman_inet_check_ipaddress(nameservers[i]);
1154                 if (family < 0)
1155                         continue;
1156
1157                 switch (family) {
1158                 case AF_INET:
1159                         if (type != CONNMAN_IPCONFIG_TYPE_IPV6)
1160                                 connman_inet_del_host_route(index,
1161                                                         nameservers[i]);
1162                         break;
1163                 case AF_INET6:
1164                         if (type != CONNMAN_IPCONFIG_TYPE_IPV4)
1165                                 connman_inet_del_ipv6_host_route(index,
1166                                                         nameservers[i]);
1167                         break;
1168                 }
1169         }
1170 }
1171
1172 void __connman_service_nameserver_add_routes(struct connman_service *service,
1173                                                 const char *gw)
1174 {
1175         int index = -1;
1176
1177         if (service == NULL)
1178                 return;
1179
1180         if (service->network != NULL)
1181                 index = connman_network_get_index(service->network);
1182         else if (service->provider != NULL)
1183                 index = connman_provider_get_index(service->provider);
1184
1185         if (service->nameservers_config != NULL) {
1186                 /*
1187                  * Configured nameserver takes preference over the
1188                  * discoverd nameserver gathered from DHCP, VPN, etc.
1189                  */
1190                 nameserver_add_routes(index, service->nameservers_config, gw);
1191         } else if (service->nameservers != NULL) {
1192                 /*
1193                  * We add nameservers host routes for nameservers that
1194                  * are not on our subnet. For those who are, the subnet
1195                  * route will be installed by the time the dns proxy code
1196                  * tries to reach them. The subnet route is installed
1197                  * when setting the interface IP address.
1198                  */
1199                 nameserver_add_routes(index, service->nameservers, gw);
1200         }
1201 }
1202
1203 void __connman_service_nameserver_del_routes(struct connman_service *service,
1204                                         enum connman_ipconfig_type type)
1205 {
1206         int index = -1;
1207
1208         if (service == NULL)
1209                 return;
1210
1211         if (service->network != NULL)
1212                 index = connman_network_get_index(service->network);
1213         else if (service->provider != NULL)
1214                 index = connman_provider_get_index(service->provider);
1215
1216         if (service->nameservers_config != NULL)
1217                 nameserver_del_routes(index, service->nameservers_config,
1218                                         type);
1219         else if (service->nameservers != NULL)
1220                 nameserver_del_routes(index, service->nameservers, type);
1221 }
1222
1223 static struct connman_stats *stats_get(struct connman_service *service)
1224 {
1225         if (service->roaming == TRUE)
1226                 return &service->stats_roaming;
1227         else
1228                 return &service->stats;
1229 }
1230
1231 static connman_bool_t stats_enabled(struct connman_service *service)
1232 {
1233         struct connman_stats *stats = stats_get(service);
1234
1235         return stats->enabled;
1236 }
1237
1238 static void stats_start(struct connman_service *service)
1239 {
1240         struct connman_stats *stats = stats_get(service);
1241
1242         DBG("service %p", service);
1243
1244         if (stats->timer == NULL)
1245                 return;
1246
1247         stats->enabled = TRUE;
1248         stats->data_last.time = stats->data.time;
1249
1250         g_timer_start(stats->timer);
1251 }
1252
1253 static void stats_stop(struct connman_service *service)
1254 {
1255         struct connman_stats *stats = stats_get(service);
1256         unsigned int seconds;
1257
1258         DBG("service %p", service);
1259
1260         if (stats->timer == NULL)
1261                 return;
1262
1263         if (stats->enabled == FALSE)
1264                 return;
1265
1266         g_timer_stop(stats->timer);
1267
1268         seconds = g_timer_elapsed(stats->timer, NULL);
1269         stats->data.time = stats->data_last.time + seconds;
1270
1271         stats->enabled = FALSE;
1272 }
1273
1274 static void reset_stats(struct connman_service *service)
1275 {
1276         DBG("service %p", service);
1277
1278         /* home */
1279         service->stats.valid = FALSE;
1280
1281         service->stats.data.rx_packets = 0;
1282         service->stats.data.tx_packets = 0;
1283         service->stats.data.rx_bytes = 0;
1284         service->stats.data.tx_bytes = 0;
1285         service->stats.data.rx_errors = 0;
1286         service->stats.data.tx_errors = 0;
1287         service->stats.data.rx_dropped = 0;
1288         service->stats.data.tx_dropped = 0;
1289         service->stats.data.time = 0;
1290         service->stats.data_last.time = 0;
1291
1292         g_timer_reset(service->stats.timer);
1293
1294         /* roaming */
1295         service->stats_roaming.valid = FALSE;
1296
1297         service->stats_roaming.data.rx_packets = 0;
1298         service->stats_roaming.data.tx_packets = 0;
1299         service->stats_roaming.data.rx_bytes = 0;
1300         service->stats_roaming.data.tx_bytes = 0;
1301         service->stats_roaming.data.rx_errors = 0;
1302         service->stats_roaming.data.tx_errors = 0;
1303         service->stats_roaming.data.rx_dropped = 0;
1304         service->stats_roaming.data.tx_dropped = 0;
1305         service->stats_roaming.data.time = 0;
1306         service->stats_roaming.data_last.time = 0;
1307
1308         g_timer_reset(service->stats_roaming.timer);
1309 }
1310
1311 struct connman_service *__connman_service_get_default(void)
1312 {
1313         struct connman_service *service;
1314         GSequenceIter *iter;
1315
1316         iter = g_sequence_get_begin_iter(service_list);
1317
1318         if (g_sequence_iter_is_end(iter) == TRUE)
1319                 return NULL;
1320
1321         service = g_sequence_get(iter);
1322
1323         if (is_connected(service) == FALSE)
1324                 return NULL;
1325
1326         return service;
1327 }
1328
1329 static void default_changed(void)
1330 {
1331         struct connman_service *service = __connman_service_get_default();
1332
1333         if (service == current_default)
1334                 return;
1335
1336         __connman_service_timeserver_changed(current_default, NULL);
1337
1338         current_default = service;
1339
1340         __connman_notifier_default_changed(service);
1341 }
1342
1343 static void state_changed(struct connman_service *service)
1344 {
1345         const char *str;
1346
1347         __connman_notifier_service_state_changed(service, service->state);
1348
1349         str = state2string(service->state);
1350         if (str == NULL)
1351                 return;
1352
1353         if (allow_property_changed(service) == FALSE)
1354                 return;
1355
1356         connman_dbus_property_changed_basic(service->path,
1357                                 CONNMAN_SERVICE_INTERFACE, "State",
1358                                                 DBUS_TYPE_STRING, &str);
1359 }
1360
1361 static void strength_changed(struct connman_service *service)
1362 {
1363         if (service->strength == 0)
1364                 return;
1365
1366         if (allow_property_changed(service) == FALSE)
1367                 return;
1368
1369         connman_dbus_property_changed_basic(service->path,
1370                                 CONNMAN_SERVICE_INTERFACE, "Strength",
1371                                         DBUS_TYPE_BYTE, &service->strength);
1372 }
1373
1374 static void favorite_changed(struct connman_service *service)
1375 {
1376         if (service->path == NULL)
1377                 return;
1378
1379         if (allow_property_changed(service) == FALSE)
1380                 return;
1381
1382         connman_dbus_property_changed_basic(service->path,
1383                                 CONNMAN_SERVICE_INTERFACE, "Favorite",
1384                                         DBUS_TYPE_BOOLEAN, &service->favorite);
1385 }
1386
1387 static void immutable_changed(struct connman_service *service)
1388 {
1389         if (service->path == NULL)
1390                 return;
1391
1392         if (allow_property_changed(service) == FALSE)
1393                 return;
1394
1395         connman_dbus_property_changed_basic(service->path,
1396                                 CONNMAN_SERVICE_INTERFACE, "Immutable",
1397                                         DBUS_TYPE_BOOLEAN, &service->immutable);
1398 }
1399
1400 static void roaming_changed(struct connman_service *service)
1401 {
1402         if (service->path == NULL)
1403                 return;
1404
1405         if (allow_property_changed(service) == FALSE)
1406                 return;
1407
1408         connman_dbus_property_changed_basic(service->path,
1409                                 CONNMAN_SERVICE_INTERFACE, "Roaming",
1410                                         DBUS_TYPE_BOOLEAN, &service->roaming);
1411 }
1412
1413 static void autoconnect_changed(struct connman_service *service)
1414 {
1415         if (service->path == NULL)
1416                 return;
1417
1418         if (allow_property_changed(service) == FALSE)
1419                 return;
1420
1421         connman_dbus_property_changed_basic(service->path,
1422                                 CONNMAN_SERVICE_INTERFACE, "AutoConnect",
1423                                 DBUS_TYPE_BOOLEAN, &service->autoconnect);
1424 }
1425
1426 static void append_security(DBusMessageIter *iter, void *user_data)
1427 {
1428         struct connman_service *service = user_data;
1429         const char *str;
1430
1431         str = security2string(service->security);
1432         if (str != NULL)
1433                 dbus_message_iter_append_basic(iter,
1434                                 DBUS_TYPE_STRING, &str);
1435
1436         /*
1437          * Some access points incorrectly advertise WPS even when they
1438          * are configured as open or no security, so filter
1439          * appropriately.
1440          */
1441         if (service->wps == TRUE) {
1442                 switch (service->security) {
1443                 case CONNMAN_SERVICE_SECURITY_PSK:
1444                 case CONNMAN_SERVICE_SECURITY_WPA:
1445                 case CONNMAN_SERVICE_SECURITY_RSN:
1446                         str = "wps";
1447                         dbus_message_iter_append_basic(iter,
1448                                 DBUS_TYPE_STRING, &str);
1449                         break;
1450                 case CONNMAN_SERVICE_SECURITY_UNKNOWN:
1451                 case CONNMAN_SERVICE_SECURITY_NONE:
1452                 case CONNMAN_SERVICE_SECURITY_WEP:
1453                 case CONNMAN_SERVICE_SECURITY_8021X:
1454                         break;
1455                 }
1456         }
1457 }
1458
1459 static void append_ethernet(DBusMessageIter *iter, void *user_data)
1460 {
1461         struct connman_service *service = user_data;
1462
1463         if (service->ipconfig_ipv4 != NULL)
1464                 __connman_ipconfig_append_ethernet(service->ipconfig_ipv4,
1465                                                                         iter);
1466         else if (service->ipconfig_ipv6 != NULL)
1467                 __connman_ipconfig_append_ethernet(service->ipconfig_ipv6,
1468                                                                         iter);
1469 }
1470
1471 static void append_ipv4(DBusMessageIter *iter, void *user_data)
1472 {
1473         struct connman_service *service = user_data;
1474
1475         DBG("ipv4 %p state %s", service->ipconfig_ipv4,
1476                                 state2string(service->state_ipv4));
1477
1478         if (is_connected_state(service, service->state_ipv4) == FALSE)
1479                 return;
1480
1481         if (service->ipconfig_ipv4 != NULL)
1482                 __connman_ipconfig_append_ipv4(service->ipconfig_ipv4, iter);
1483 }
1484
1485 static void append_ipv6(DBusMessageIter *iter, void *user_data)
1486 {
1487         struct connman_service *service = user_data;
1488
1489         DBG("ipv6 %p state %s", service->ipconfig_ipv6,
1490                                 state2string(service->state_ipv6));
1491
1492         if (is_connected_state(service, service->state_ipv6) == FALSE)
1493                 return;
1494
1495         if (service->ipconfig_ipv6 != NULL)
1496                 __connman_ipconfig_append_ipv6(service->ipconfig_ipv6, iter,
1497                                                 service->ipconfig_ipv4);
1498 }
1499
1500 static void append_ipv4config(DBusMessageIter *iter, void *user_data)
1501 {
1502         struct connman_service *service = user_data;
1503
1504         if (service->ipconfig_ipv4 != NULL)
1505                 __connman_ipconfig_append_ipv4config(service->ipconfig_ipv4,
1506                                                         iter);
1507 }
1508
1509 static void append_ipv6config(DBusMessageIter *iter, void *user_data)
1510 {
1511         struct connman_service *service = user_data;
1512
1513         if (service->ipconfig_ipv6 != NULL)
1514                 __connman_ipconfig_append_ipv6config(service->ipconfig_ipv6,
1515                                                         iter);
1516 }
1517
1518 static void append_nameservers(DBusMessageIter *iter, char **servers)
1519 {
1520         int i;
1521
1522         DBG("%p", servers);
1523
1524         for (i = 0; servers[i] != NULL; i++) {
1525                 DBG("servers[%d] %s", i, servers[i]);
1526                 dbus_message_iter_append_basic(iter,
1527                                         DBUS_TYPE_STRING, &servers[i]);
1528         }
1529 }
1530
1531 static void append_dns(DBusMessageIter *iter, void *user_data)
1532 {
1533         struct connman_service *service = user_data;
1534
1535         if (is_connected(service) == FALSE)
1536                 return;
1537
1538         if (service->nameservers_config != NULL) {
1539                 append_nameservers(iter, service->nameservers_config);
1540                 return;
1541         } else {
1542                 if (service->nameservers != NULL)
1543                         append_nameservers(iter, service->nameservers);
1544
1545                 if (service->nameservers_auto != NULL)
1546                         append_nameservers(iter, service->nameservers_auto);
1547         }
1548 }
1549
1550 static void append_dnsconfig(DBusMessageIter *iter, void *user_data)
1551 {
1552         struct connman_service *service = user_data;
1553
1554         if (service->nameservers_config == NULL)
1555                 return;
1556
1557         append_nameservers(iter, service->nameservers_config);
1558 }
1559
1560 static void append_ts(DBusMessageIter *iter, void *user_data)
1561 {
1562         GSList *list = user_data;
1563
1564         while (list != NULL) {
1565                 char *timeserver = list->data;
1566
1567                 if (timeserver != NULL)
1568                         dbus_message_iter_append_basic(iter, DBUS_TYPE_STRING,
1569                                         &timeserver);
1570
1571                 list = g_slist_next(list);
1572         }
1573 }
1574
1575 static void append_tsconfig(DBusMessageIter *iter, void *user_data)
1576 {
1577         struct connman_service *service = user_data;
1578         int i;
1579
1580         if (service->timeservers_config == NULL)
1581                 return;
1582
1583         for (i = 0; service->timeservers_config[i]; i++) {
1584                 dbus_message_iter_append_basic(iter,
1585                                 DBUS_TYPE_STRING,
1586                                 &service->timeservers_config[i]);
1587         }
1588 }
1589
1590 static void append_domainconfig(DBusMessageIter *iter, void *user_data)
1591 {
1592         struct connman_service *service = user_data;
1593         int i;
1594
1595         if (service->domains == NULL)
1596                 return;
1597
1598         for (i = 0; service->domains[i]; i++)
1599                 dbus_message_iter_append_basic(iter,
1600                                 DBUS_TYPE_STRING, &service->domains[i]);
1601 }
1602
1603 static void append_domain(DBusMessageIter *iter, void *user_data)
1604 {
1605         struct connman_service *service = user_data;
1606
1607         if (is_connected(service) == FALSE &&
1608                                 is_connecting(service) == FALSE)
1609                 return;
1610
1611         if (service->domains != NULL)
1612                 append_domainconfig(iter, user_data);
1613         else if (service->domainname != NULL)
1614                 dbus_message_iter_append_basic(iter,
1615                                 DBUS_TYPE_STRING, &service->domainname);
1616 }
1617
1618 static void append_proxies(DBusMessageIter *iter, void *user_data)
1619 {
1620         struct connman_service *service = user_data;
1621         int i;
1622
1623         if (service->proxies == NULL)
1624                 return;
1625
1626         for (i = 0; service->proxies[i]; i++)
1627                 dbus_message_iter_append_basic(iter,
1628                                 DBUS_TYPE_STRING, &service->proxies[i]);
1629 }
1630
1631 static void append_excludes(DBusMessageIter *iter, void *user_data)
1632 {
1633         struct connman_service *service = user_data;
1634         int i;
1635
1636         if (service->excludes == NULL)
1637                 return;
1638
1639         for (i = 0; service->excludes[i]; i++)
1640                 dbus_message_iter_append_basic(iter,
1641                                 DBUS_TYPE_STRING, &service->excludes[i]);
1642 }
1643
1644 static void append_proxy(DBusMessageIter *iter, void *user_data)
1645 {
1646         struct connman_service *service = user_data;
1647         enum connman_service_proxy_method proxy;
1648         const char *pac = NULL;
1649         const char *method = proxymethod2string(
1650                 CONNMAN_SERVICE_PROXY_METHOD_DIRECT);
1651
1652         DBG("");
1653
1654         if (is_connected(service) == FALSE)
1655                 return;
1656
1657         proxy = connman_service_get_proxy_method(service);
1658
1659         switch (proxy) {
1660         case CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN:
1661                 return;
1662         case CONNMAN_SERVICE_PROXY_METHOD_DIRECT:
1663                 goto done;
1664         case CONNMAN_SERVICE_PROXY_METHOD_MANUAL:
1665                 connman_dbus_dict_append_array(iter, "Servers",
1666                                         DBUS_TYPE_STRING, append_proxies,
1667                                         service);
1668
1669                 connman_dbus_dict_append_array(iter, "Excludes",
1670                                         DBUS_TYPE_STRING, append_excludes,
1671                                         service);
1672                 break;
1673         case CONNMAN_SERVICE_PROXY_METHOD_AUTO:
1674                 /* Maybe DHCP, or WPAD,  has provided an url for a pac file */
1675                 if (service->ipconfig_ipv4 != NULL)
1676                         pac = __connman_ipconfig_get_proxy_autoconfig(
1677                                 service->ipconfig_ipv4);
1678                 else if (service->ipconfig_ipv6 != NULL)
1679                         pac = __connman_ipconfig_get_proxy_autoconfig(
1680                                 service->ipconfig_ipv6);
1681
1682                 if (service->pac == NULL && pac == NULL)
1683                         goto done;
1684
1685                 if (service->pac != NULL)
1686                         pac = service->pac;
1687
1688                 connman_dbus_dict_append_basic(iter, "URL",
1689                                         DBUS_TYPE_STRING, &pac);
1690                 break;
1691         }
1692
1693         method = proxymethod2string(proxy);
1694
1695 done:
1696         connman_dbus_dict_append_basic(iter, "Method",
1697                                         DBUS_TYPE_STRING, &method);
1698 }
1699
1700 static void append_proxyconfig(DBusMessageIter *iter, void *user_data)
1701 {
1702         struct connman_service *service = user_data;
1703         const char *method;
1704
1705         if (service->proxy_config == CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN)
1706                 return;
1707
1708         switch (service->proxy_config) {
1709         case CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN:
1710                 return;
1711         case CONNMAN_SERVICE_PROXY_METHOD_DIRECT:
1712                 break;
1713         case CONNMAN_SERVICE_PROXY_METHOD_MANUAL:
1714                 if (service->proxies != NULL)
1715                         connman_dbus_dict_append_array(iter, "Servers",
1716                                                 DBUS_TYPE_STRING,
1717                                                 append_proxies, service);
1718
1719                 if (service->excludes != NULL)
1720                         connman_dbus_dict_append_array(iter, "Excludes",
1721                                                 DBUS_TYPE_STRING,
1722                                                 append_excludes, service);
1723                 break;
1724         case CONNMAN_SERVICE_PROXY_METHOD_AUTO:
1725                 if (service->pac != NULL)
1726                         connman_dbus_dict_append_basic(iter, "URL",
1727                                         DBUS_TYPE_STRING, &service->pac);
1728                 break;
1729         }
1730
1731         method = proxymethod2string(service->proxy_config);
1732
1733         connman_dbus_dict_append_basic(iter, "Method",
1734                                 DBUS_TYPE_STRING, &method);
1735 }
1736
1737 static void append_provider(DBusMessageIter *iter, void *user_data)
1738 {
1739         struct connman_service *service = user_data;
1740
1741         DBG("%p %p", service, service->provider);
1742
1743         if (is_connected(service) == FALSE)
1744                 return;
1745
1746         if (service->provider != NULL)
1747                 __connman_provider_append_properties(service->provider, iter);
1748 }
1749
1750
1751 static void settings_changed(struct connman_service *service,
1752                                 struct connman_ipconfig *ipconfig)
1753 {
1754         if (allow_property_changed(service) == FALSE)
1755                 return;
1756
1757         connman_dbus_property_changed_dict(service->path,
1758                                         CONNMAN_SERVICE_INTERFACE, "IPv4",
1759                                                         append_ipv4, service);
1760
1761         connman_dbus_property_changed_dict(service->path,
1762                                         CONNMAN_SERVICE_INTERFACE, "IPv6",
1763                                                         append_ipv6, service);
1764
1765         __connman_notifier_ipconfig_changed(service, ipconfig);
1766 }
1767
1768 static void ipv4_configuration_changed(struct connman_service *service)
1769 {
1770         if (allow_property_changed(service) == FALSE)
1771                 return;
1772
1773         connman_dbus_property_changed_dict(service->path,
1774                                         CONNMAN_SERVICE_INTERFACE,
1775                                                         "IPv4.Configuration",
1776                                                         append_ipv4config,
1777                                                         service);
1778 }
1779
1780 static void ipv6_configuration_changed(struct connman_service *service)
1781 {
1782         if (allow_property_changed(service) == FALSE)
1783                 return;
1784
1785         connman_dbus_property_changed_dict(service->path,
1786                                         CONNMAN_SERVICE_INTERFACE,
1787                                                         "IPv6.Configuration",
1788                                                         append_ipv6config,
1789                                                         service);
1790 }
1791
1792 static void dns_changed(struct connman_service *service)
1793 {
1794         if (allow_property_changed(service) == FALSE)
1795                 return;
1796
1797         connman_dbus_property_changed_array(service->path,
1798                                 CONNMAN_SERVICE_INTERFACE, "Nameservers",
1799                                         DBUS_TYPE_STRING, append_dns, service);
1800 }
1801
1802 static void dns_configuration_changed(struct connman_service *service)
1803 {
1804         if (allow_property_changed(service) == FALSE)
1805                 return;
1806
1807         connman_dbus_property_changed_array(service->path,
1808                                 CONNMAN_SERVICE_INTERFACE,
1809                                 "Nameservers.Configuration",
1810                                 DBUS_TYPE_STRING, append_dnsconfig, service);
1811
1812         dns_changed(service);
1813 }
1814
1815 static void domain_changed(struct connman_service *service)
1816 {
1817         if (allow_property_changed(service) == FALSE)
1818                 return;
1819
1820         connman_dbus_property_changed_array(service->path,
1821                                 CONNMAN_SERVICE_INTERFACE, "Domains",
1822                                 DBUS_TYPE_STRING, append_domain, service);
1823 }
1824
1825 static void domain_configuration_changed(struct connman_service *service)
1826 {
1827         if (allow_property_changed(service) == FALSE)
1828                 return;
1829
1830         connman_dbus_property_changed_array(service->path,
1831                                 CONNMAN_SERVICE_INTERFACE,
1832                                 "Domains.Configuration",
1833                                 DBUS_TYPE_STRING, append_domainconfig, service);
1834 }
1835
1836 static void proxy_changed(struct connman_service *service)
1837 {
1838         if (allow_property_changed(service) == FALSE)
1839                 return;
1840
1841         connman_dbus_property_changed_dict(service->path,
1842                                         CONNMAN_SERVICE_INTERFACE, "Proxy",
1843                                                         append_proxy, service);
1844 }
1845
1846 static void proxy_configuration_changed(struct connman_service *service)
1847 {
1848         if (allow_property_changed(service) == FALSE)
1849                 return;
1850
1851         connman_dbus_property_changed_dict(service->path,
1852                         CONNMAN_SERVICE_INTERFACE, "Proxy.Configuration",
1853                                                 append_proxyconfig, service);
1854
1855         proxy_changed(service);
1856 }
1857
1858 static void timeservers_configuration_changed(struct connman_service *service)
1859 {
1860         if (allow_property_changed(service) == FALSE)
1861                 return;
1862
1863         connman_dbus_property_changed_array(service->path,
1864                         CONNMAN_SERVICE_INTERFACE,
1865                         "Timeservers.Configuration",
1866                         DBUS_TYPE_STRING,
1867                         append_tsconfig, service);
1868 }
1869
1870 static void link_changed(struct connman_service *service)
1871 {
1872         if (allow_property_changed(service) == FALSE)
1873                 return;
1874
1875         connman_dbus_property_changed_dict(service->path,
1876                                         CONNMAN_SERVICE_INTERFACE, "Ethernet",
1877                                                 append_ethernet, service);
1878 }
1879
1880 static void stats_append_counters(DBusMessageIter *dict,
1881                         struct connman_stats_data *stats,
1882                         struct connman_stats_data *counters,
1883                         connman_bool_t append_all)
1884 {
1885         if (counters->rx_packets != stats->rx_packets || append_all) {
1886                 counters->rx_packets = stats->rx_packets;
1887                 connman_dbus_dict_append_basic(dict, "RX.Packets",
1888                                         DBUS_TYPE_UINT32, &stats->rx_packets);
1889         }
1890
1891         if (counters->tx_packets != stats->tx_packets || append_all) {
1892                 counters->tx_packets = stats->tx_packets;
1893                 connman_dbus_dict_append_basic(dict, "TX.Packets",
1894                                         DBUS_TYPE_UINT32, &stats->tx_packets);
1895         }
1896
1897         if (counters->rx_bytes != stats->rx_bytes || append_all) {
1898                 counters->rx_bytes = stats->rx_bytes;
1899                 connman_dbus_dict_append_basic(dict, "RX.Bytes",
1900                                         DBUS_TYPE_UINT32, &stats->rx_bytes);
1901         }
1902
1903         if (counters->tx_bytes != stats->tx_bytes || append_all) {
1904                 counters->tx_bytes = stats->tx_bytes;
1905                 connman_dbus_dict_append_basic(dict, "TX.Bytes",
1906                                         DBUS_TYPE_UINT32, &stats->tx_bytes);
1907         }
1908
1909         if (counters->rx_errors != stats->rx_errors || append_all) {
1910                 counters->rx_errors = stats->rx_errors;
1911                 connman_dbus_dict_append_basic(dict, "RX.Errors",
1912                                         DBUS_TYPE_UINT32, &stats->rx_errors);
1913         }
1914
1915         if (counters->tx_errors != stats->tx_errors || append_all) {
1916                 counters->tx_errors = stats->tx_errors;
1917                 connman_dbus_dict_append_basic(dict, "TX.Errors",
1918                                         DBUS_TYPE_UINT32, &stats->tx_errors);
1919         }
1920
1921         if (counters->rx_dropped != stats->rx_dropped || append_all) {
1922                 counters->rx_dropped = stats->rx_dropped;
1923                 connman_dbus_dict_append_basic(dict, "RX.Dropped",
1924                                         DBUS_TYPE_UINT32, &stats->rx_dropped);
1925         }
1926
1927         if (counters->tx_dropped != stats->tx_dropped || append_all) {
1928                 counters->tx_dropped = stats->tx_dropped;
1929                 connman_dbus_dict_append_basic(dict, "TX.Dropped",
1930                                         DBUS_TYPE_UINT32, &stats->tx_dropped);
1931         }
1932
1933         if (counters->time != stats->time || append_all) {
1934                 counters->time = stats->time;
1935                 connman_dbus_dict_append_basic(dict, "Time",
1936                                         DBUS_TYPE_UINT32, &stats->time);
1937         }
1938 }
1939
1940 static void stats_append(struct connman_service *service,
1941                                 const char *counter,
1942                                 struct connman_stats_counter *counters,
1943                                 connman_bool_t append_all)
1944 {
1945         DBusMessageIter array, dict;
1946         DBusMessage *msg;
1947
1948         DBG("service %p counter %s", service, counter);
1949
1950         msg = dbus_message_new(DBUS_MESSAGE_TYPE_METHOD_CALL);
1951         if (msg == NULL)
1952                 return;
1953
1954         dbus_message_append_args(msg, DBUS_TYPE_OBJECT_PATH,
1955                                 &service->path, DBUS_TYPE_INVALID);
1956
1957         dbus_message_iter_init_append(msg, &array);
1958
1959         /* home counter */
1960         connman_dbus_dict_open(&array, &dict);
1961
1962         stats_append_counters(&dict, &service->stats.data,
1963                                 &counters->stats.data, append_all);
1964
1965         connman_dbus_dict_close(&array, &dict);
1966
1967         /* roaming counter */
1968         connman_dbus_dict_open(&array, &dict);
1969
1970         stats_append_counters(&dict, &service->stats_roaming.data,
1971                                 &counters->stats_roaming.data, append_all);
1972
1973         connman_dbus_dict_close(&array, &dict);
1974
1975         __connman_counter_send_usage(counter, msg);
1976 }
1977
1978 static void stats_update(struct connman_service *service,
1979                                 unsigned int rx_packets, unsigned int tx_packets,
1980                                 unsigned int rx_bytes, unsigned int tx_bytes,
1981                                 unsigned int rx_errors, unsigned int tx_errors,
1982                                 unsigned int rx_dropped, unsigned int tx_dropped)
1983 {
1984         struct connman_stats *stats = stats_get(service);
1985         struct connman_stats_data *data_last = &stats->data_last;
1986         struct connman_stats_data *data = &stats->data;
1987         unsigned int seconds;
1988
1989         DBG("service %p", service);
1990
1991         if (stats->valid == TRUE) {
1992                 data->rx_packets +=
1993                         rx_packets - data_last->rx_packets;
1994                 data->tx_packets +=
1995                         tx_packets - data_last->tx_packets;
1996                 data->rx_bytes +=
1997                         rx_bytes - data_last->rx_bytes;
1998                 data->tx_bytes +=
1999                         tx_bytes - data_last->tx_bytes;
2000                 data->rx_errors +=
2001                         rx_errors - data_last->rx_errors;
2002                 data->tx_errors +=
2003                         tx_errors - data_last->tx_errors;
2004                 data->rx_dropped +=
2005                         rx_dropped - data_last->rx_dropped;
2006                 data->tx_dropped +=
2007                         tx_dropped - data_last->tx_dropped;
2008         } else {
2009                 stats->valid = TRUE;
2010         }
2011
2012         data_last->rx_packets = rx_packets;
2013         data_last->tx_packets = tx_packets;
2014         data_last->rx_bytes = rx_bytes;
2015         data_last->tx_bytes = tx_bytes;
2016         data_last->rx_errors = rx_errors;
2017         data_last->tx_errors = tx_errors;
2018         data_last->rx_dropped = rx_dropped;
2019         data_last->tx_dropped = tx_dropped;
2020
2021         seconds = g_timer_elapsed(stats->timer, NULL);
2022         stats->data.time = stats->data_last.time + seconds;
2023 }
2024
2025 void __connman_service_notify(struct connman_service *service,
2026                         unsigned int rx_packets, unsigned int tx_packets,
2027                         unsigned int rx_bytes, unsigned int tx_bytes,
2028                         unsigned int rx_errors, unsigned int tx_errors,
2029                         unsigned int rx_dropped, unsigned int tx_dropped)
2030 {
2031         GHashTableIter iter;
2032         gpointer key, value;
2033         const char *counter;
2034         struct connman_stats_counter *counters;
2035         struct connman_stats_data *data;
2036         int err;
2037
2038         if (service == NULL)
2039                 return;
2040
2041         if (is_connected(service) == FALSE)
2042                 return;
2043
2044         stats_update(service,
2045                 rx_packets, tx_packets,
2046                 rx_bytes, tx_bytes,
2047                 rx_errors, tx_errors,
2048                 rx_dropped, tx_dropped);
2049
2050         data = &stats_get(service)->data;
2051         err = __connman_stats_update(service, service->roaming, data);
2052         if (err < 0)
2053                 connman_error("Failed to store statistics for %s",
2054                                 service->identifier);
2055
2056         g_hash_table_iter_init(&iter, service->counter_table);
2057         while (g_hash_table_iter_next(&iter, &key, &value)) {
2058                 counter = key;
2059                 counters = value;
2060
2061                 stats_append(service, counter, counters, counters->append_all);
2062                 counters->append_all = FALSE;
2063         }
2064 }
2065
2066 int __connman_service_counter_register(const char *counter)
2067 {
2068         struct connman_service *service;
2069         GSequenceIter *iter;
2070         struct connman_stats_counter *counters;
2071
2072         DBG("counter %s", counter);
2073
2074         counter_list = g_slist_prepend(counter_list, (gpointer)counter);
2075
2076         iter = g_sequence_get_begin_iter(service_list);
2077
2078         while (g_sequence_iter_is_end(iter) == FALSE) {
2079                 service = g_sequence_get(iter);
2080
2081                 counters = g_try_new0(struct connman_stats_counter, 1);
2082                 if (counters == NULL)
2083                         return -ENOMEM;
2084
2085                 counters->append_all = TRUE;
2086
2087                 g_hash_table_replace(service->counter_table, (gpointer)counter,
2088                                         counters);
2089
2090                 iter = g_sequence_iter_next(iter);
2091         }
2092
2093         return 0;
2094 }
2095
2096 void __connman_service_counter_unregister(const char *counter)
2097 {
2098         struct connman_service *service;
2099         GSequenceIter *iter;
2100
2101         DBG("counter %s", counter);
2102
2103         iter = g_sequence_get_begin_iter(service_list);
2104
2105         while (g_sequence_iter_is_end(iter) == FALSE) {
2106                 service = g_sequence_get(iter);
2107
2108                 g_hash_table_remove(service->counter_table, counter);
2109
2110                 iter = g_sequence_iter_next(iter);
2111         }
2112
2113         counter_list = g_slist_remove(counter_list, counter);
2114 }
2115
2116 GSequence *__connman_service_get_list(struct connman_session *session,
2117                                 service_match_cb service_match,
2118                                 create_service_entry_cb create_service_entry,
2119                                 GDestroyNotify destroy_service_entry)
2120 {
2121         GSequence *list;
2122         GSequenceIter *iter;
2123         struct connman_service *service;
2124         struct service_entry *entry;
2125
2126         list = g_sequence_new(destroy_service_entry);
2127         if (list == NULL)
2128                 return NULL;
2129
2130         iter = g_sequence_get_begin_iter(service_list);
2131
2132         while (g_sequence_iter_is_end(iter) == FALSE) {
2133                 service = g_sequence_get(iter);
2134
2135                 if (service_match(session, service) == TRUE) {
2136                         entry = create_service_entry(service, service->name,
2137                                                         service->state);
2138                         if (entry == NULL)
2139                                 return list;
2140
2141                         g_sequence_append(list, entry);
2142                 }
2143
2144                 iter = g_sequence_iter_next(iter);
2145         }
2146
2147         return list;
2148 }
2149
2150 void __connman_service_session_inc(struct connman_service *service)
2151 {
2152         DBG("service %p ref count %d", service,
2153                 service->session_usage_count + 1);
2154
2155         __sync_fetch_and_add(&service->session_usage_count, 1);
2156 }
2157
2158 connman_bool_t __connman_service_session_dec(struct connman_service *service)
2159 {
2160         DBG("service %p ref count %d", service,
2161                 service->session_usage_count - 1);
2162
2163         if (__sync_fetch_and_sub(&service->session_usage_count, 1) != 1)
2164                 return FALSE;
2165
2166         return TRUE;
2167 }
2168
2169 static void append_properties(DBusMessageIter *dict, dbus_bool_t limited,
2170                                         struct connman_service *service)
2171 {
2172         const char *str;
2173         GSList *list;
2174
2175         str = __connman_service_type2string(service->type);
2176         if (str != NULL)
2177                 connman_dbus_dict_append_basic(dict, "Type",
2178                                                 DBUS_TYPE_STRING, &str);
2179
2180         connman_dbus_dict_append_array(dict, "Security",
2181                                 DBUS_TYPE_STRING, append_security, service);
2182
2183         str = state2string(service->state);
2184         if (str != NULL)
2185                 connman_dbus_dict_append_basic(dict, "State",
2186                                                 DBUS_TYPE_STRING, &str);
2187
2188         str = error2string(service->error);
2189         if (str != NULL)
2190                 connman_dbus_dict_append_basic(dict, "Error",
2191                                                 DBUS_TYPE_STRING, &str);
2192
2193         if (service->strength > 0)
2194                 connman_dbus_dict_append_basic(dict, "Strength",
2195                                         DBUS_TYPE_BYTE, &service->strength);
2196
2197         connman_dbus_dict_append_basic(dict, "Favorite",
2198                                         DBUS_TYPE_BOOLEAN, &service->favorite);
2199
2200         connman_dbus_dict_append_basic(dict, "Immutable",
2201                                         DBUS_TYPE_BOOLEAN, &service->immutable);
2202
2203         if (service->favorite == TRUE)
2204                 connman_dbus_dict_append_basic(dict, "AutoConnect",
2205                                 DBUS_TYPE_BOOLEAN, &service->autoconnect);
2206         else
2207                 connman_dbus_dict_append_basic(dict, "AutoConnect",
2208                                         DBUS_TYPE_BOOLEAN, &service->favorite);
2209
2210         if (service->name != NULL)
2211                 connman_dbus_dict_append_basic(dict, "Name",
2212                                         DBUS_TYPE_STRING, &service->name);
2213
2214         switch (service->type) {
2215         case CONNMAN_SERVICE_TYPE_UNKNOWN:
2216         case CONNMAN_SERVICE_TYPE_SYSTEM:
2217         case CONNMAN_SERVICE_TYPE_GPS:
2218         case CONNMAN_SERVICE_TYPE_VPN:
2219         case CONNMAN_SERVICE_TYPE_GADGET:
2220                 break;
2221         case CONNMAN_SERVICE_TYPE_CELLULAR:
2222                 connman_dbus_dict_append_basic(dict, "Roaming",
2223                                         DBUS_TYPE_BOOLEAN, &service->roaming);
2224
2225                 connman_dbus_dict_append_dict(dict, "Ethernet",
2226                                                 append_ethernet, service);
2227                 break;
2228         case CONNMAN_SERVICE_TYPE_WIFI:
2229         case CONNMAN_SERVICE_TYPE_ETHERNET:
2230         case CONNMAN_SERVICE_TYPE_BLUETOOTH:
2231                 connman_dbus_dict_append_dict(dict, "Ethernet",
2232                                                 append_ethernet, service);
2233                 break;
2234         }
2235
2236         connman_dbus_dict_append_dict(dict, "IPv4", append_ipv4, service);
2237
2238         connman_dbus_dict_append_dict(dict, "IPv4.Configuration",
2239                                                 append_ipv4config, service);
2240
2241         connman_dbus_dict_append_dict(dict, "IPv6", append_ipv6, service);
2242
2243         connman_dbus_dict_append_dict(dict, "IPv6.Configuration",
2244                                                 append_ipv6config, service);
2245
2246         connman_dbus_dict_append_array(dict, "Nameservers",
2247                                 DBUS_TYPE_STRING, append_dns, service);
2248
2249         connman_dbus_dict_append_array(dict, "Nameservers.Configuration",
2250                                 DBUS_TYPE_STRING, append_dnsconfig, service);
2251
2252         if (service->state == CONNMAN_SERVICE_STATE_READY ||
2253                         service->state == CONNMAN_SERVICE_STATE_ONLINE)
2254                 list = __connman_timeserver_get_all(service);
2255         else
2256                 list = NULL;
2257
2258         connman_dbus_dict_append_array(dict, "Timeservers",
2259                                 DBUS_TYPE_STRING, append_ts, list);
2260
2261         g_slist_free_full(list, g_free);
2262
2263         connman_dbus_dict_append_array(dict, "Timeservers.Configuration",
2264                                 DBUS_TYPE_STRING, append_tsconfig, service);
2265
2266         connman_dbus_dict_append_array(dict, "Domains",
2267                                 DBUS_TYPE_STRING, append_domain, service);
2268
2269         connman_dbus_dict_append_array(dict, "Domains.Configuration",
2270                                 DBUS_TYPE_STRING, append_domainconfig, service);
2271
2272         connman_dbus_dict_append_dict(dict, "Proxy", append_proxy, service);
2273
2274         connman_dbus_dict_append_dict(dict, "Proxy.Configuration",
2275                                                 append_proxyconfig, service);
2276
2277         connman_dbus_dict_append_dict(dict, "Provider",
2278                                                 append_provider, service);
2279 }
2280
2281 static void append_struct_service(DBusMessageIter *iter,
2282                 connman_dbus_append_cb_t function,
2283                 struct connman_service *service)
2284 {
2285         DBusMessageIter entry, dict;
2286
2287         dbus_message_iter_open_container(iter, DBUS_TYPE_STRUCT, NULL, &entry);
2288
2289         dbus_message_iter_append_basic(&entry, DBUS_TYPE_OBJECT_PATH,
2290                                                         &service->path);
2291
2292         connman_dbus_dict_open(&entry, &dict);
2293         if (function != NULL)
2294                 function(&dict, service);
2295         connman_dbus_dict_close(&entry, &dict);
2296
2297         dbus_message_iter_close_container(iter, &entry);
2298 }
2299
2300 static void append_dict_properties(DBusMessageIter *dict, void *user_data)
2301 {
2302         struct connman_service *service = user_data;
2303
2304         append_properties(dict, TRUE, service);
2305 }
2306
2307 static void append_struct(gpointer value, gpointer user_data)
2308 {
2309         struct connman_service *service = value;
2310         DBusMessageIter *iter = user_data;
2311
2312         if (service->path == NULL)
2313                 return;
2314
2315         append_struct_service(iter, append_dict_properties, service);
2316 }
2317
2318 void __connman_service_list_struct(DBusMessageIter *iter)
2319 {
2320         g_sequence_foreach(service_list, append_struct, iter);
2321 }
2322
2323 connman_bool_t __connman_service_is_hidden(struct connman_service *service)
2324 {
2325         return service->hidden;
2326 }
2327
2328 connman_bool_t
2329 __connman_service_is_split_routing(struct connman_service *service)
2330 {
2331         return service->do_split_routing;
2332 }
2333
2334 int __connman_service_get_index(struct connman_service *service)
2335 {
2336         if (service == NULL)
2337                 return -1;
2338
2339         if (service->network != NULL)
2340                 return connman_network_get_index(service->network);
2341         else if (service->provider != NULL)
2342                 return connman_provider_get_index(service->provider);
2343
2344         return -1;
2345 }
2346
2347 void __connman_service_set_hidden(struct connman_service *service)
2348 {
2349         if (service == NULL || service->hidden == TRUE)
2350                 return;
2351
2352         service->hidden_service = TRUE;
2353 }
2354
2355 void __connman_service_set_domainname(struct connman_service *service,
2356                                                 const char *domainname)
2357 {
2358         if (service == NULL || service->hidden == TRUE)
2359                 return;
2360
2361         g_free(service->domainname);
2362         service->domainname = g_strdup(domainname);
2363
2364         domain_changed(service);
2365 }
2366
2367 const char *connman_service_get_domainname(struct connman_service *service)
2368 {
2369         if (service == NULL)
2370                 return NULL;
2371
2372         if (service->domains != NULL)
2373                 return service->domains[0];
2374         else
2375                 return service->domainname;
2376 }
2377
2378 char **connman_service_get_nameservers(struct connman_service *service)
2379 {
2380         if (service == NULL)
2381                 return NULL;
2382
2383         if (service->nameservers_config != NULL)
2384                 return g_strdupv(service->nameservers_config);
2385         else if (service->nameservers != NULL ||
2386                                         service->nameservers_auto != NULL) {
2387                 int len = 0, len_auto = 0, i;
2388                 char **nameservers;
2389
2390                 if (service->nameservers != NULL)
2391                         len = g_strv_length(service->nameservers);
2392                 if (service->nameservers_auto != NULL)
2393                         len_auto = g_strv_length(service->nameservers_auto);
2394
2395                 nameservers = g_try_new0(char *, len + len_auto + 1);
2396                 if (nameservers == NULL)
2397                         return NULL;
2398
2399                 for (i = 0; i < len; i++)
2400                         nameservers[i] = g_strdup(service->nameservers[i]);
2401
2402                 for (i = 0; i < len_auto; i++)
2403                         nameservers[i + len] =
2404                                 g_strdup(service->nameservers_auto[i]);
2405
2406                 return nameservers;
2407         }
2408
2409         return NULL;
2410 }
2411
2412 char **connman_service_get_timeservers_config(struct connman_service *service)
2413 {
2414         if (service == NULL)
2415                 return NULL;
2416
2417         return service->timeservers_config;
2418 }
2419
2420 char **connman_service_get_timeservers(struct connman_service *service)
2421 {
2422         if (service == NULL)
2423                 return NULL;
2424
2425         if (service->timeservers != NULL)
2426                 return service->timeservers;
2427
2428         return NULL;
2429 }
2430
2431 void connman_service_set_proxy_method(struct connman_service *service,
2432                                         enum connman_service_proxy_method method)
2433 {
2434         if (service == NULL || service->hidden == TRUE)
2435                 return;
2436
2437         service->proxy = method;
2438
2439         proxy_changed(service);
2440
2441         if (method != CONNMAN_SERVICE_PROXY_METHOD_AUTO)
2442                 __connman_notifier_proxy_changed(service);
2443 }
2444
2445 enum connman_service_proxy_method connman_service_get_proxy_method(
2446                                         struct connman_service *service)
2447 {
2448         if (service == NULL)
2449                 return CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN;
2450
2451         if (service->proxy_config != CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN) {
2452                 if (service->proxy_config == CONNMAN_SERVICE_PROXY_METHOD_AUTO &&
2453                                 service->pac == NULL)
2454                         return service->proxy;
2455
2456                 return service->proxy_config;
2457         }
2458
2459         return service->proxy;
2460 }
2461
2462 char **connman_service_get_proxy_servers(struct connman_service *service)
2463 {
2464         return g_strdupv(service->proxies);
2465 }
2466
2467 char **connman_service_get_proxy_excludes(struct connman_service *service)
2468 {
2469         return g_strdupv(service->excludes);
2470 }
2471
2472 const char *connman_service_get_proxy_url(struct connman_service *service)
2473 {
2474         if (service == NULL)
2475                 return NULL;
2476
2477         return service->pac;
2478 }
2479
2480 void __connman_service_set_proxy_autoconfig(struct connman_service *service,
2481                                                         const char *url)
2482 {
2483         if (service == NULL || service->hidden == TRUE)
2484                 return;
2485
2486         service->proxy = CONNMAN_SERVICE_PROXY_METHOD_AUTO;
2487
2488         if (service->ipconfig_ipv4) {
2489                 if (__connman_ipconfig_set_proxy_autoconfig(
2490                             service->ipconfig_ipv4, url) < 0)
2491                         return;
2492         } else if (service->ipconfig_ipv6) {
2493                 if (__connman_ipconfig_set_proxy_autoconfig(
2494                             service->ipconfig_ipv6, url) < 0)
2495                         return;
2496         } else
2497                 return;
2498
2499         proxy_changed(service);
2500
2501         __connman_notifier_proxy_changed(service);
2502 }
2503
2504 const char *connman_service_get_proxy_autoconfig(struct connman_service *service)
2505 {
2506         if (service == NULL)
2507                 return NULL;
2508
2509         if (service->ipconfig_ipv4)
2510                 return __connman_ipconfig_get_proxy_autoconfig(
2511                                                 service->ipconfig_ipv4);
2512         else if (service->ipconfig_ipv6)
2513                 return __connman_ipconfig_get_proxy_autoconfig(
2514                                                 service->ipconfig_ipv6);
2515         return NULL;
2516 }
2517
2518 int __connman_service_timeserver_append(struct connman_service *service,
2519                                                 const char *timeserver)
2520 {
2521         int len;
2522
2523         DBG("service %p timeserver %s", service, timeserver);
2524
2525         if (timeserver == NULL)
2526                 return -EINVAL;
2527
2528         if (service->timeservers != NULL) {
2529                 int i;
2530
2531                 for (i = 0; service->timeservers[i] != NULL; i++)
2532                         if (g_strcmp0(service->timeservers[i], timeserver) == 0)
2533                                 return -EEXIST;
2534
2535                 len = g_strv_length(service->timeservers);
2536                 service->timeservers = g_try_renew(char *, service->timeservers,
2537                                                         len + 2);
2538         } else {
2539                 len = 0;
2540                 service->timeservers = g_try_new0(char *, len + 2);
2541         }
2542
2543         if (service->timeservers == NULL)
2544                 return -ENOMEM;
2545
2546         service->timeservers[len] = g_strdup(timeserver);
2547         service->timeservers[len + 1] = NULL;
2548
2549         return 0;
2550 }
2551
2552 int __connman_service_timeserver_remove(struct connman_service *service,
2553                                                 const char *timeserver)
2554 {
2555         char **servers;
2556         int len, i, j, found = 0;
2557
2558         DBG("service %p timeserver %s", service, timeserver);
2559
2560         if (timeserver == NULL)
2561                 return -EINVAL;
2562
2563         if (service->timeservers == NULL)
2564                 return 0;
2565
2566         for (i = 0; service->timeservers != NULL &&
2567                                         service->timeservers[i] != NULL; i++)
2568                 if (g_strcmp0(service->timeservers[i], timeserver) == 0) {
2569                         found = 1;
2570                         break;
2571                 }
2572
2573         if (found == 0)
2574                 return 0;
2575
2576         len = g_strv_length(service->timeservers);
2577
2578         if (len == 1) {
2579                 g_strfreev(service->timeservers);
2580                 service->timeservers = NULL;
2581
2582                 return 0;
2583         }
2584
2585         servers = g_try_new0(char *, len);
2586         if (servers == NULL)
2587                 return -ENOMEM;
2588
2589         for (i = 0, j = 0; i < len; i++) {
2590                 if (g_strcmp0(service->timeservers[i], timeserver) != 0) {
2591                         servers[j] = g_strdup(service->timeservers[i]);
2592                         if (servers[j] == NULL)
2593                                 return -ENOMEM;
2594                         j++;
2595                 }
2596         }
2597         servers[len - 1] = NULL;
2598
2599         g_strfreev(service->timeservers);
2600         service->timeservers = servers;
2601
2602         return 0;
2603 }
2604
2605 void __connman_service_timeserver_changed(struct connman_service *service,
2606                 GSList *ts_list)
2607 {
2608         if (service == NULL)
2609                 return;
2610
2611         if (allow_property_changed(service) == FALSE)
2612                 return;
2613
2614         connman_dbus_property_changed_array(service->path,
2615                         CONNMAN_SERVICE_INTERFACE, "Timeservers",
2616                         DBUS_TYPE_STRING, append_ts, ts_list);
2617 }
2618
2619 void __connman_service_set_pac(struct connman_service *service,
2620                                         const char *pac)
2621 {
2622         if (service->hidden == TRUE)
2623                 return;
2624         g_free(service->pac);
2625         service->pac = g_strdup(pac);
2626
2627         proxy_changed(service);
2628 }
2629
2630 void __connman_service_set_identity(struct connman_service *service,
2631                                         const char *identity)
2632 {
2633         if (service->immutable || service->hidden == TRUE)
2634                 return;
2635
2636         g_free(service->identity);
2637         service->identity = g_strdup(identity);
2638
2639         if (service->network != NULL)
2640                 connman_network_set_string(service->network,
2641                                         "WiFi.Identity",
2642                                         service->identity);
2643 }
2644
2645 void __connman_service_set_agent_identity(struct connman_service *service,
2646                                                 const char *agent_identity)
2647 {
2648         if (service->hidden == TRUE)
2649                 return;
2650         g_free(service->agent_identity);
2651         service->agent_identity = g_strdup(agent_identity);
2652
2653         if (service->network != NULL)
2654                 connman_network_set_string(service->network,
2655                                         "WiFi.AgentIdentity",
2656                                         service->agent_identity);
2657 }
2658
2659 static int check_passphrase(struct connman_service *service,
2660                                 enum connman_service_security security,
2661                                 const char *passphrase)
2662 {
2663         guint i;
2664         gsize length;
2665
2666         if (passphrase == NULL) {
2667                 /*
2668                  * This will prevent __connman_service_set_passphrase() to
2669                  * wipe the passphrase out in case of -ENOKEY error for a
2670                  * favorite service. */
2671                 if (service->favorite == TRUE)
2672                         return 1;
2673                 else
2674                         return 0;
2675         }
2676
2677         length = strlen(passphrase);
2678
2679         switch (security) {
2680         case CONNMAN_SERVICE_SECURITY_PSK:
2681         case CONNMAN_SERVICE_SECURITY_WPA:
2682         case CONNMAN_SERVICE_SECURITY_RSN:
2683                 /* A raw key is always 64 bytes length,
2684                  * its content is in hex representation.
2685                  * A PSK key must be between [8..63].
2686                  */
2687                 if (length == 64) {
2688                         for (i = 0; i < 64; i++)
2689                                 if (!isxdigit((unsigned char)
2690                                               passphrase[i]))
2691                                         return -ENOKEY;
2692                 } else if (length < 8 || length > 63)
2693                         return -ENOKEY;
2694                 break;
2695         case CONNMAN_SERVICE_SECURITY_WEP:
2696                 /* length of WEP key is 10 or 26
2697                  * length of WEP passphrase is 5 or 13
2698                  */
2699                 if (length == 10 || length == 26) {
2700                         for (i = 0; i < length; i++)
2701                                 if (!isxdigit((unsigned char)
2702                                               passphrase[i]))
2703                                         return -ENOKEY;
2704                 } else if (length != 5 && length != 13)
2705                         return -ENOKEY;
2706                 break;
2707         case CONNMAN_SERVICE_SECURITY_UNKNOWN:
2708         case CONNMAN_SERVICE_SECURITY_NONE:
2709         case CONNMAN_SERVICE_SECURITY_8021X:
2710                 break;
2711         }
2712
2713         return 0;
2714 }
2715
2716 int __connman_service_set_passphrase(struct connman_service *service,
2717                                         const char *passphrase)
2718 {
2719         int err = 0;
2720
2721         if (service->immutable == TRUE || service->hidden == TRUE)
2722                 return -EINVAL;
2723
2724         err = check_passphrase(service, service->security, passphrase);
2725
2726         if (err == 0) {
2727                 g_free(service->passphrase);
2728                 service->passphrase = g_strdup(passphrase);
2729
2730                 if (service->network != NULL)
2731                         connman_network_set_string(service->network,
2732                                                         "WiFi.Passphrase",
2733                                                         service->passphrase);
2734                 service_save(service);
2735         }
2736
2737         return err;
2738 }
2739
2740 const char *__connman_service_get_passphrase(struct connman_service *service)
2741 {
2742         if (service == NULL)
2743                 return NULL;
2744
2745         return service->passphrase;
2746 }
2747
2748 void __connman_service_set_agent_passphrase(struct connman_service *service,
2749                                                 const char *agent_passphrase)
2750 {
2751         if (service->hidden == TRUE)
2752                 return;
2753         g_free(service->agent_passphrase);
2754         service->agent_passphrase = g_strdup(agent_passphrase);
2755
2756         if (service->network != NULL)
2757                 connman_network_set_string(service->network,
2758                                         "WiFi.AgentPassphrase",
2759                                         service->agent_passphrase);
2760 }
2761
2762 static DBusMessage *get_properties(DBusConnection *conn,
2763                                         DBusMessage *msg, void *user_data)
2764 {
2765         struct connman_service *service = user_data;
2766         DBusMessage *reply;
2767         DBusMessageIter array, dict;
2768
2769         DBG("service %p", service);
2770
2771         reply = dbus_message_new_method_return(msg);
2772         if (reply == NULL)
2773                 return NULL;
2774
2775         dbus_message_iter_init_append(reply, &array);
2776
2777         connman_dbus_dict_open(&array, &dict);
2778         append_properties(&dict, FALSE, service);
2779         connman_dbus_dict_close(&array, &dict);
2780
2781         return reply;
2782 }
2783
2784 static int update_proxy_configuration(struct connman_service *service,
2785                                 DBusMessageIter *array)
2786 {
2787         DBusMessageIter dict;
2788         enum connman_service_proxy_method method;
2789         GString *servers_str = NULL;
2790         GString *excludes_str = NULL;
2791         const char *url = NULL;
2792
2793         method = CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN;
2794
2795         dbus_message_iter_recurse(array, &dict);
2796
2797         while (dbus_message_iter_get_arg_type(&dict) == DBUS_TYPE_DICT_ENTRY) {
2798                 DBusMessageIter entry, variant;
2799                 const char *key;
2800                 int type;
2801
2802                 dbus_message_iter_recurse(&dict, &entry);
2803
2804                 if (dbus_message_iter_get_arg_type(&entry) != DBUS_TYPE_STRING)
2805                         goto error;
2806
2807                 dbus_message_iter_get_basic(&entry, &key);
2808                 dbus_message_iter_next(&entry);
2809
2810                 if (dbus_message_iter_get_arg_type(&entry) != DBUS_TYPE_VARIANT)
2811                         goto error;
2812
2813                 dbus_message_iter_recurse(&entry, &variant);
2814
2815                 type = dbus_message_iter_get_arg_type(&variant);
2816
2817                 if (g_str_equal(key, "Method") == TRUE) {
2818                         const char *val;
2819
2820                         if (type != DBUS_TYPE_STRING)
2821                                 goto error;
2822
2823                         dbus_message_iter_get_basic(&variant, &val);
2824                         method = string2proxymethod(val);
2825                 } else if (g_str_equal(key, "URL") == TRUE) {
2826                         if (type != DBUS_TYPE_STRING)
2827                                 goto error;
2828
2829                         dbus_message_iter_get_basic(&variant, &url);
2830                 } else if (g_str_equal(key, "Servers") == TRUE) {
2831                         DBusMessageIter str_array;
2832
2833                         if (type != DBUS_TYPE_ARRAY)
2834                                 goto error;
2835
2836                         servers_str = g_string_new(NULL);
2837                         if (servers_str == NULL)
2838                                 goto error;
2839
2840                         dbus_message_iter_recurse(&variant, &str_array);
2841
2842                         while (dbus_message_iter_get_arg_type(&str_array) ==
2843                                                         DBUS_TYPE_STRING) {
2844                                 char *val = NULL;
2845
2846                                 dbus_message_iter_get_basic(&str_array, &val);
2847
2848                                 if (servers_str->len > 0)
2849                                         g_string_append_printf(servers_str,
2850                                                         " %s", val);
2851                                 else
2852                                         g_string_append(servers_str, val);
2853
2854                                 dbus_message_iter_next(&str_array);
2855                         }
2856                 } else if (g_str_equal(key, "Excludes") == TRUE) {
2857                         DBusMessageIter str_array;
2858
2859                         if (type != DBUS_TYPE_ARRAY)
2860                                 goto error;
2861
2862                         excludes_str = g_string_new(NULL);
2863                         if (excludes_str == NULL)
2864                                 goto error;
2865
2866                         dbus_message_iter_recurse(&variant, &str_array);
2867
2868                         while (dbus_message_iter_get_arg_type(&str_array) ==
2869                                                         DBUS_TYPE_STRING) {
2870                                 char *val = NULL;
2871
2872                                 dbus_message_iter_get_basic(&str_array, &val);
2873
2874                                 if (excludes_str->len > 0)
2875                                         g_string_append_printf(excludes_str,
2876                                                         " %s", val);
2877                                 else
2878                                         g_string_append(excludes_str, val);
2879
2880                                 dbus_message_iter_next(&str_array);
2881                         }
2882                 }
2883
2884                 dbus_message_iter_next(&dict);
2885         }
2886
2887         switch (method) {
2888         case CONNMAN_SERVICE_PROXY_METHOD_DIRECT:
2889                 break;
2890         case CONNMAN_SERVICE_PROXY_METHOD_MANUAL:
2891                 if (servers_str == NULL && service->proxies == NULL)
2892                         goto error;
2893
2894                 if (servers_str != NULL) {
2895                         g_strfreev(service->proxies);
2896
2897                         if (servers_str->len > 0)
2898                                 service->proxies = g_strsplit_set(
2899                                         servers_str->str, " ", 0);
2900                         else
2901                                 service->proxies = NULL;
2902                 }
2903
2904                 if (excludes_str != NULL) {
2905                         g_strfreev(service->excludes);
2906
2907                         if (excludes_str->len > 0)
2908                                 service->excludes = g_strsplit_set(
2909                                         excludes_str->str, " ", 0);
2910                         else
2911                                 service->excludes = NULL;
2912                 }
2913
2914                 if (service->proxies == NULL)
2915                         method = CONNMAN_SERVICE_PROXY_METHOD_DIRECT;
2916
2917                 break;
2918         case CONNMAN_SERVICE_PROXY_METHOD_AUTO:
2919                 g_free(service->pac);
2920
2921                 if (url != NULL && strlen(url) > 0)
2922                         service->pac = g_strdup(url);
2923                 else
2924                         service->pac = NULL;
2925
2926                 /* if we are connected:
2927                    - if service->pac == NULL
2928                    - if __connman_ipconfig_get_proxy_autoconfig(
2929                    service->ipconfig) == NULL
2930                    --> We should start WPAD */
2931
2932                 break;
2933         case CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN:
2934                 goto error;
2935         }
2936
2937         if (servers_str != NULL)
2938                 g_string_free(servers_str, TRUE);
2939
2940         if (excludes_str != NULL)
2941                 g_string_free(excludes_str, TRUE);
2942
2943         service->proxy_config = method;
2944
2945         return 0;
2946
2947 error:
2948         if (servers_str != NULL)
2949                 g_string_free(servers_str, TRUE);
2950
2951         if (excludes_str != NULL)
2952                 g_string_free(excludes_str, TRUE);
2953
2954         return -EINVAL;
2955 }
2956
2957 static int set_ipconfig(struct connman_service *service,
2958                         struct connman_ipconfig *ipconfig,
2959                         DBusMessageIter *array,
2960                         enum connman_service_state state,
2961                         enum connman_service_state *new_state)
2962 {
2963         enum connman_ipconfig_method old_method;
2964         enum connman_ipconfig_method method = CONNMAN_IPCONFIG_METHOD_UNKNOWN;
2965         enum connman_ipconfig_type type;
2966         int err;
2967
2968         if (ipconfig == NULL)
2969                 return -EINVAL;
2970
2971         old_method = __connman_ipconfig_get_method(ipconfig);
2972
2973         if (is_connecting_state(service, state) ||
2974                                         is_connected_state(service, state))
2975                 __connman_network_clear_ipconfig(service->network, ipconfig);
2976
2977         err = __connman_ipconfig_set_config(ipconfig, array);
2978         method = __connman_ipconfig_get_method(ipconfig);
2979         type = __connman_ipconfig_get_config_type(ipconfig);
2980
2981         if (type == CONNMAN_IPCONFIG_TYPE_IPV4) {
2982                 if (err == 0 && old_method == CONNMAN_IPCONFIG_METHOD_OFF &&
2983                                 method == CONNMAN_IPCONFIG_METHOD_DHCP) {
2984                         *new_state = service->state_ipv4;
2985                         __connman_ipconfig_enable(ipconfig);
2986                         __connman_service_auto_connect();
2987                 }
2988
2989         } else if (type == CONNMAN_IPCONFIG_TYPE_IPV6) {
2990                 if (err == 0 && old_method == CONNMAN_IPCONFIG_METHOD_OFF &&
2991                                 method == CONNMAN_IPCONFIG_METHOD_AUTO) {
2992                         *new_state = service->state_ipv6;
2993                         __connman_ipconfig_enable(ipconfig);
2994                         __connman_service_auto_connect();
2995                 }
2996         }
2997
2998         DBG("err %d ipconfig %p type %d method %d state %s", err, ipconfig,
2999                 type, method, state2string(*new_state));
3000
3001         return err;
3002 }
3003
3004 static DBusMessage *set_property(DBusConnection *conn,
3005                                         DBusMessage *msg, void *user_data)
3006 {
3007         struct connman_service *service = user_data;
3008         DBusMessageIter iter, value;
3009         const char *name;
3010         int type;
3011
3012         DBG("service %p", service);
3013
3014         if (dbus_message_iter_init(msg, &iter) == FALSE)
3015                 return __connman_error_invalid_arguments(msg);
3016
3017         if (dbus_message_iter_get_arg_type(&iter) != DBUS_TYPE_STRING)
3018                 return __connman_error_invalid_arguments(msg);
3019
3020         dbus_message_iter_get_basic(&iter, &name);
3021         dbus_message_iter_next(&iter);
3022
3023         if (dbus_message_iter_get_arg_type(&iter) != DBUS_TYPE_VARIANT)
3024                 return __connman_error_invalid_arguments(msg);
3025
3026         dbus_message_iter_recurse(&iter, &value);
3027
3028         type = dbus_message_iter_get_arg_type(&value);
3029
3030         if (g_str_equal(name, "AutoConnect") == TRUE) {
3031                 connman_bool_t autoconnect;
3032
3033                 if (type != DBUS_TYPE_BOOLEAN)
3034                         return __connman_error_invalid_arguments(msg);
3035
3036                 if (service->favorite == FALSE)
3037                         return __connman_error_invalid_service(msg);
3038
3039                 dbus_message_iter_get_basic(&value, &autoconnect);
3040
3041                 if (service->autoconnect == autoconnect)
3042                         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
3043
3044                 service->autoconnect = autoconnect;
3045
3046                 autoconnect_changed(service);
3047
3048                 if (autoconnect == TRUE)
3049                         __connman_service_auto_connect();
3050
3051                 service_save(service);
3052         } else if (g_str_equal(name, "Nameservers.Configuration") == TRUE) {
3053                 DBusMessageIter entry;
3054                 GString *str;
3055                 int index;
3056                 const char *gw;
3057
3058                 if (type != DBUS_TYPE_ARRAY)
3059                         return __connman_error_invalid_arguments(msg);
3060
3061                 str = g_string_new(NULL);
3062                 if (str == NULL)
3063                         return __connman_error_invalid_arguments(msg);
3064
3065                 index = connman_network_get_index(service->network);
3066                 gw = __connman_ipconfig_get_gateway_from_index(index,
3067                         CONNMAN_IPCONFIG_TYPE_ALL);
3068
3069                 if (gw && strlen(gw))
3070                         __connman_service_nameserver_del_routes(service,
3071                                                 CONNMAN_IPCONFIG_TYPE_ALL);
3072
3073                 dbus_message_iter_recurse(&value, &entry);
3074
3075                 while (dbus_message_iter_get_arg_type(&entry) == DBUS_TYPE_STRING) {
3076                         const char *val;
3077                         dbus_message_iter_get_basic(&entry, &val);
3078                         dbus_message_iter_next(&entry);
3079                         if (connman_inet_check_ipaddress(val) > 0) {
3080                                 if (str->len > 0)
3081                                         g_string_append_printf(str, " %s", val);
3082                                 else
3083                                         g_string_append(str, val);
3084                         }
3085                 }
3086
3087                 remove_nameservers(service, -1, service->nameservers_config);
3088                 g_strfreev(service->nameservers_config);
3089
3090                 if (str->len > 0) {
3091                         service->nameservers_config =
3092                                 g_strsplit_set(str->str, " ", 0);
3093                 } else {
3094                         service->nameservers_config = NULL;
3095                 }
3096
3097                 g_string_free(str, TRUE);
3098
3099                 if (gw && strlen(gw))
3100                         __connman_service_nameserver_add_routes(service, gw);
3101
3102                 update_nameservers(service);
3103                 dns_configuration_changed(service);
3104
3105                 service_save(service);
3106         } else if (g_str_equal(name, "Timeservers.Configuration") == TRUE) {
3107                 DBusMessageIter entry;
3108                 GSList *list = NULL;
3109                 int count = 0;
3110
3111                 if (type != DBUS_TYPE_ARRAY)
3112                         return __connman_error_invalid_arguments(msg);
3113
3114                 dbus_message_iter_recurse(&value, &entry);
3115
3116                 while (dbus_message_iter_get_arg_type(&entry) == DBUS_TYPE_STRING) {
3117                         const char *val;
3118                         GSList *new_head;
3119
3120                         dbus_message_iter_get_basic(&entry, &val);
3121
3122                         new_head = __connman_timeserver_add_list(list, val);
3123                         if (list != new_head) {
3124                                 count++;
3125                                 list = new_head;
3126                         }
3127
3128                         dbus_message_iter_next(&entry);
3129                 }
3130
3131                 g_strfreev(service->timeservers_config);
3132                 service->timeservers_config = NULL;
3133
3134                 if (list != NULL) {
3135                         service->timeservers_config = g_new0(char *, count+1);
3136
3137                         while (list != NULL) {
3138                                 count--;
3139                                 service->timeservers_config[count] = list->data;
3140                                 list = g_slist_delete_link(list, list);
3141                         };
3142                 }
3143
3144                 service_save(service);
3145                 timeservers_configuration_changed(service);
3146
3147                 __connman_timeserver_sync(service);
3148         } else if (g_str_equal(name, "Domains.Configuration") == TRUE) {
3149                 DBusMessageIter entry;
3150                 GString *str;
3151
3152                 if (type != DBUS_TYPE_ARRAY)
3153                         return __connman_error_invalid_arguments(msg);
3154
3155                 str = g_string_new(NULL);
3156                 if (str == NULL)
3157                         return __connman_error_invalid_arguments(msg);
3158
3159                 dbus_message_iter_recurse(&value, &entry);
3160
3161                 while (dbus_message_iter_get_arg_type(&entry) == DBUS_TYPE_STRING) {
3162                         const char *val;
3163                         dbus_message_iter_get_basic(&entry, &val);
3164                         dbus_message_iter_next(&entry);
3165                         if (str->len > 0)
3166                                 g_string_append_printf(str, " %s", val);
3167                         else
3168                                 g_string_append(str, val);
3169                 }
3170
3171                 remove_searchdomains(service, -1, service->domains);
3172                 g_strfreev(service->domains);
3173
3174                 if (str->len > 0)
3175                         service->domains = g_strsplit_set(str->str, " ", 0);
3176                 else
3177                         service->domains = NULL;
3178
3179                 g_string_free(str, TRUE);
3180
3181                 update_nameservers(service);
3182                 domain_configuration_changed(service);
3183
3184                 service_save(service);
3185         } else if (g_str_equal(name, "Proxy.Configuration") == TRUE) {
3186                 int err;
3187
3188                 if (type != DBUS_TYPE_ARRAY)
3189                         return __connman_error_invalid_arguments(msg);
3190
3191                 err = update_proxy_configuration(service, &value);
3192
3193                 if (err < 0)
3194                         return __connman_error_failed(msg, -err);
3195
3196                 proxy_configuration_changed(service);
3197
3198                 __connman_notifier_proxy_changed(service);
3199
3200                 service_save(service);
3201         } else if (g_str_equal(name, "IPv4.Configuration") == TRUE ||
3202                         g_str_equal(name, "IPv6.Configuration")) {
3203
3204                 struct connman_ipconfig *ipv4 = NULL, *ipv6 = NULL;
3205                 enum connman_service_state state =
3206                                                 CONNMAN_SERVICE_STATE_UNKNOWN;
3207                 int err = 0;
3208
3209                 DBG("%s", name);
3210
3211                 if (service->ipconfig_ipv4 == NULL &&
3212                                         service->ipconfig_ipv6 == NULL)
3213                         return __connman_error_invalid_property(msg);
3214
3215                 if (g_str_equal(name, "IPv4.Configuration") == TRUE) {
3216                         ipv4 = service->ipconfig_ipv4;
3217                         err = set_ipconfig(service, ipv4, &value,
3218                                         service->state_ipv4, &state);
3219
3220                 } else if (g_str_equal(name, "IPv6.Configuration") == TRUE) {
3221                         ipv6 = service->ipconfig_ipv6;
3222                         err = set_ipconfig(service, ipv6, &value,
3223                                         service->state_ipv6, &state);
3224                 }
3225
3226                 if (err < 0) {
3227                         if (is_connected_state(service, state) ||
3228                                         is_connecting_state(service, state))
3229                                 __connman_network_set_ipconfig(service->network,
3230                                                                 ipv4, ipv6);
3231                         return __connman_error_failed(msg, -err);
3232                 }
3233
3234                 if (ipv4)
3235                         ipv4_configuration_changed(service);
3236                 else if (ipv6)
3237                         ipv6_configuration_changed(service);
3238
3239                 if (is_connecting(service) || is_connected(service))
3240                         __connman_network_set_ipconfig(service->network,
3241                                                         ipv4, ipv6);
3242
3243                 service_save(service);
3244         } else
3245                 return __connman_error_invalid_property(msg);
3246
3247         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
3248 }
3249
3250 static void set_error(struct connman_service *service,
3251                                         enum connman_service_error error)
3252 {
3253         const char *str;
3254
3255         if (service->error == error)
3256                 return;
3257
3258         service->error = error;
3259
3260         if (service->path == NULL)
3261                 return;
3262
3263         str = error2string(service->error);
3264
3265         if (str == NULL)
3266                 str = "";
3267
3268         if (allow_property_changed(service) == FALSE)
3269                 return;
3270
3271         connman_dbus_property_changed_basic(service->path,
3272                                 CONNMAN_SERVICE_INTERFACE, "Error",
3273                                 DBUS_TYPE_STRING, &str);
3274 }
3275
3276 static void set_idle(struct connman_service *service)
3277 {
3278         service->state = service->state_ipv4 = service->state_ipv6 =
3279                                                 CONNMAN_SERVICE_STATE_IDLE;
3280         set_error(service, CONNMAN_SERVICE_ERROR_UNKNOWN);
3281         state_changed(service);
3282 }
3283
3284 static DBusMessage *clear_property(DBusConnection *conn,
3285                                         DBusMessage *msg, void *user_data)
3286 {
3287         struct connman_service *service = user_data;
3288         const char *name;
3289
3290         DBG("service %p", service);
3291
3292         dbus_message_get_args(msg, NULL, DBUS_TYPE_STRING, &name,
3293                                                         DBUS_TYPE_INVALID);
3294
3295         if (g_str_equal(name, "Error") == TRUE) {
3296                 set_idle(service);
3297
3298                 g_get_current_time(&service->modified);
3299                 service_save(service);
3300         } else
3301                 return __connman_error_invalid_property(msg);
3302
3303         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
3304 }
3305
3306 static connman_bool_t is_ipconfig_usable(struct connman_service *service)
3307 {
3308         if (__connman_ipconfig_is_usable(service->ipconfig_ipv4) == FALSE &&
3309                         __connman_ipconfig_is_usable(service->ipconfig_ipv6)
3310                                                                 == FALSE)
3311                 return FALSE;
3312
3313         return TRUE;
3314 }
3315
3316 static connman_bool_t is_ignore(struct connman_service *service)
3317 {
3318         if (service->autoconnect == FALSE)
3319                 return TRUE;
3320
3321         if (service->roaming == TRUE)
3322                 return TRUE;
3323
3324         if (service->ignore == TRUE)
3325                 return TRUE;
3326
3327         if (service->state == CONNMAN_SERVICE_STATE_FAILURE)
3328                 return TRUE;
3329
3330         if (is_ipconfig_usable(service) == FALSE)
3331                 return TRUE;
3332
3333         return FALSE;
3334 }
3335
3336 struct preferred_tech_data {
3337         GSequence *preferred_list;
3338         enum connman_service_type type;
3339 };
3340
3341 static void preferred_tech_add_by_type(gpointer data, gpointer user_data)
3342 {
3343         struct connman_service *service = data;
3344         struct preferred_tech_data *tech_data = user_data;
3345
3346         if (service->type == tech_data->type) {
3347                 g_sequence_append(tech_data->preferred_list, service);
3348
3349                 DBG("type %d service %p %s", tech_data->type, service,
3350                                 service->name);
3351         }
3352 }
3353
3354 static GSequence* preferred_tech_list_get(GSequence *list)
3355 {
3356         unsigned int *tech_array;
3357         struct preferred_tech_data tech_data;
3358         int i;
3359
3360         tech_array = connman_setting_get_uint_list("PreferredTechnologies");
3361         if (tech_array == NULL)
3362                 return NULL;
3363
3364         if (connman_setting_get_bool("SingleConnectedTechnology") == TRUE) {
3365                 GSequenceIter *iter = g_sequence_get_begin_iter(service_list);
3366                 while (g_sequence_iter_is_end(iter) == FALSE) {
3367                         struct connman_service *service;
3368
3369                         service = g_sequence_get(iter);
3370
3371                         if (is_connected(service) == FALSE)
3372                                 break;
3373
3374                         if (service->userconnect == TRUE) {
3375                                 DBG("service %p name %s is user connected",
3376                                                 service, service->name);
3377                                 return NULL;
3378                         }
3379
3380                         iter = g_sequence_iter_next(iter);
3381                 }
3382         }
3383
3384         tech_data.preferred_list = g_sequence_new(NULL);
3385
3386         for (i = 0; tech_array[i] != 0; i += 1) {
3387                 tech_data.type = tech_array[i];
3388                 g_sequence_foreach(service_list, preferred_tech_add_by_type,
3389                                 &tech_data);
3390         }
3391
3392         return tech_data.preferred_list;
3393 }
3394
3395 static connman_bool_t auto_connect_service(GSequenceIter* iter,
3396                 connman_bool_t preferred)
3397 {
3398         struct connman_service *service = NULL;
3399
3400         while (g_sequence_iter_is_end(iter) == FALSE) {
3401                 service = g_sequence_get(iter);
3402
3403                 if (service->pending != NULL)
3404                         return TRUE;
3405
3406                 if (is_connecting(service) == TRUE)
3407                         return TRUE;
3408
3409                 if (service->favorite == FALSE) {
3410                         if (preferred == TRUE)
3411                                 goto next_service;
3412                         return FALSE;
3413                 }
3414
3415                 if (is_connected(service) == TRUE)
3416                         return TRUE;
3417
3418                 if (is_ignore(service) == FALSE && service->state ==
3419                                 CONNMAN_SERVICE_STATE_IDLE)
3420                         break;
3421
3422         next_service:
3423                 service = NULL;
3424
3425                 iter = g_sequence_iter_next(iter);
3426         }
3427
3428         if (service != NULL) {
3429
3430                 DBG("service %p %s %s", service, service->name,
3431                                 (preferred == TRUE)? "preferred": "auto");
3432
3433                 service->userconnect = FALSE;
3434                 __connman_service_connect(service);
3435                 return TRUE;
3436         }
3437         return FALSE;
3438 }
3439
3440 static gboolean run_auto_connect(gpointer data)
3441 {
3442         GSequenceIter *iter = NULL;
3443         GSequence *preferred_tech;
3444
3445         autoconnect_timeout = 0;
3446
3447         DBG("");
3448
3449         preferred_tech = preferred_tech_list_get(service_list);
3450         if (preferred_tech != NULL)
3451                 iter = g_sequence_get_begin_iter(preferred_tech);
3452
3453         if (iter == NULL || auto_connect_service(iter, TRUE) == FALSE)
3454                 iter = g_sequence_get_begin_iter(service_list);
3455
3456         if (iter != NULL)
3457                 auto_connect_service(iter, FALSE);
3458
3459         if (preferred_tech != NULL)
3460                 g_sequence_free(preferred_tech);
3461
3462         return FALSE;
3463 }
3464
3465 void __connman_service_auto_connect(void)
3466 {
3467         DBG("");
3468
3469         if (__connman_session_mode() == TRUE) {
3470                 DBG("Session mode enabled: auto connect disabled");
3471                 return;
3472         }
3473
3474         if (autoconnect_timeout != 0)
3475                 return;
3476
3477         autoconnect_timeout = g_timeout_add_seconds(0, run_auto_connect, NULL);
3478 }
3479
3480 static void remove_timeout(struct connman_service *service)
3481 {
3482         if (service->timeout > 0) {
3483                 g_source_remove(service->timeout);
3484                 service->timeout = 0;
3485         }
3486 }
3487
3488 void __connman_service_reply_dbus_pending(DBusMessage *pending, int error,
3489                                         const char *path)
3490 {
3491         if (pending != NULL) {
3492                 if (error > 0) {
3493                         DBusMessage *reply;
3494
3495                         reply = __connman_error_failed(pending, error);
3496                         if (reply != NULL)
3497                                 g_dbus_send_message(connection, reply);
3498                 } else {
3499                         const char *sender;
3500
3501                         sender = dbus_message_get_interface(pending);
3502                         if (path == NULL)
3503                                 path = dbus_message_get_path(pending);
3504
3505                         DBG("sender %s path %s", sender, path);
3506
3507                         if (g_strcmp0(sender, CONNMAN_MANAGER_INTERFACE) == 0)
3508                                 g_dbus_send_reply(connection, pending,
3509                                         DBUS_TYPE_OBJECT_PATH, &path,
3510                                                         DBUS_TYPE_INVALID);
3511                         else
3512                                 g_dbus_send_reply(connection, pending,
3513                                                         DBUS_TYPE_INVALID);
3514                 }
3515
3516                 dbus_message_unref(pending);
3517         }
3518 }
3519
3520 static void reply_pending(struct connman_service *service, int error)
3521 {
3522         remove_timeout(service);
3523
3524         if (service->pending != NULL) {
3525                 __connman_service_reply_dbus_pending(service->pending, error,
3526                                                 NULL);
3527                 service->pending = NULL;
3528         }
3529
3530         if (service->provider_pending != NULL) {
3531                 __connman_service_reply_dbus_pending(service->provider_pending,
3532                                                 error, service->path);
3533                 service->provider_pending = NULL;
3534         }
3535 }
3536
3537 connman_bool_t
3538 __connman_service_is_provider_pending(struct connman_service *service)
3539 {
3540         if (service == NULL)
3541                 return FALSE;
3542
3543         if (service->provider_pending != NULL)
3544                 return TRUE;
3545
3546         return FALSE;
3547 }
3548
3549 void __connman_service_set_provider_pending(struct connman_service *service,
3550                                                         DBusMessage *msg)
3551 {
3552         if (service->provider_pending != NULL) {
3553                 DBG("service %p provider pending msg %p already exists",
3554                         service, service->provider_pending);
3555                 return;
3556         }
3557
3558         service->provider_pending = msg;
3559         return;
3560 }
3561
3562 static void check_pending_msg(struct connman_service *service)
3563 {
3564         if (service->pending == NULL)
3565                 return;
3566
3567         DBG("service %p pending msg %p already exists", service,
3568                                                 service->pending);
3569         dbus_message_unref(service->pending);
3570 }
3571
3572 void __connman_service_set_hidden_data(struct connman_service *service,
3573                                                         gpointer user_data)
3574 {
3575         DBusMessage *pending = user_data;
3576
3577         DBG("service %p pending %p", service, pending);
3578
3579         if (pending == NULL)
3580                 return;
3581
3582         check_pending_msg(service);
3583
3584         service->pending = pending;
3585 }
3586
3587 void __connman_service_return_error(struct connman_service *service,
3588                                 int error, gpointer user_data)
3589 {
3590         DBG("service %p error %d user_data %p", service, error, user_data);
3591
3592         __connman_service_set_hidden_data(service, user_data);
3593
3594         reply_pending(service, error);
3595 }
3596
3597 static gboolean connect_timeout(gpointer user_data)
3598 {
3599         struct connman_service *service = user_data;
3600         connman_bool_t autoconnect = FALSE;
3601
3602         DBG("service %p", service);
3603
3604         service->timeout = 0;
3605
3606         if (service->network != NULL)
3607                 __connman_network_disconnect(service->network);
3608         else if (service->provider != NULL)
3609                 connman_provider_disconnect(service->provider);
3610
3611         __connman_ipconfig_disable(service->ipconfig_ipv4);
3612         __connman_ipconfig_disable(service->ipconfig_ipv6);
3613
3614         __connman_stats_service_unregister(service);
3615
3616         if (service->pending != NULL) {
3617                 DBusMessage *reply;
3618
3619                 reply = __connman_error_operation_timeout(service->pending);
3620                 if (reply != NULL)
3621                         g_dbus_send_message(connection, reply);
3622
3623                 dbus_message_unref(service->pending);
3624                 service->pending = NULL;
3625         } else
3626                 autoconnect = TRUE;
3627
3628         __connman_service_ipconfig_indicate_state(service,
3629                                         CONNMAN_SERVICE_STATE_FAILURE,
3630                                         CONNMAN_IPCONFIG_TYPE_IPV4);
3631         __connman_service_ipconfig_indicate_state(service,
3632                                         CONNMAN_SERVICE_STATE_FAILURE,
3633                                         CONNMAN_IPCONFIG_TYPE_IPV6);
3634
3635         if (autoconnect == TRUE && service->userconnect == FALSE)
3636                 __connman_service_auto_connect();
3637
3638         return FALSE;
3639 }
3640
3641 static void set_reconnect_state(struct connman_service *service,
3642                                                 connman_bool_t reconnect)
3643 {
3644         struct connman_device *device;
3645
3646         if (service->network == NULL)
3647                 return;
3648
3649         device = connman_network_get_device(service->network);
3650         if (device == NULL)
3651                 return;
3652
3653         __connman_device_set_reconnect(device, reconnect);
3654 }
3655
3656 static connman_bool_t get_reconnect_state(struct connman_service *service)
3657 {
3658         struct connman_device *device;
3659
3660         if (service->network == NULL)
3661                 return FALSE;
3662
3663         device = connman_network_get_device(service->network);
3664         if (device == NULL)
3665                 return FALSE;
3666
3667         return __connman_device_get_reconnect(device);
3668 }
3669
3670 static connman_bool_t is_interface_available(struct connman_service *service,
3671                                         struct connman_service *other_service)
3672 {
3673         unsigned int index = 0, other_index = 0;
3674
3675         if (service->ipconfig_ipv4 != NULL)
3676                 index = __connman_ipconfig_get_index(service->ipconfig_ipv4);
3677         else if (service->ipconfig_ipv6 != NULL)
3678                 index = __connman_ipconfig_get_index(service->ipconfig_ipv6);
3679
3680         if (other_service->ipconfig_ipv4 != NULL)
3681                 other_index = __connman_ipconfig_get_index(
3682                                                 other_service->ipconfig_ipv4);
3683         else if (other_service->ipconfig_ipv6 != NULL)
3684                 other_index = __connman_ipconfig_get_index(
3685                                                 other_service->ipconfig_ipv6);
3686
3687         if (index > 0 && other_index != index)
3688                 return TRUE;
3689
3690         return FALSE;
3691 }
3692
3693 static DBusMessage *connect_service(DBusConnection *conn,
3694                                         DBusMessage *msg, void *user_data)
3695 {
3696         struct connman_service *service = user_data;
3697         GSequenceIter *iter;
3698         int err;
3699
3700         DBG("service %p", service);
3701
3702         if (service->pending != NULL)
3703                 return __connman_error_in_progress(msg);
3704
3705         iter = g_sequence_get_begin_iter(service_list);
3706
3707         while (g_sequence_iter_is_end(iter) == FALSE) {
3708                 struct connman_service *temp = g_sequence_get(iter);
3709
3710                 /*
3711                  * We should allow connection if there are available
3712                  * interfaces for a given technology type (like having
3713                  * more than one wifi card).
3714                  */
3715                 if (service->type == temp->type &&
3716                                 is_connecting(temp) == TRUE &&
3717                                 is_interface_available(service,
3718                                                         temp) == FALSE)
3719                         return __connman_error_in_progress(msg);
3720
3721                 iter = g_sequence_iter_next(iter);
3722         }
3723
3724         service->ignore = FALSE;
3725
3726         service->userconnect = TRUE;
3727
3728         service->pending = dbus_message_ref(msg);
3729
3730         set_reconnect_state(service, FALSE);
3731
3732         err = __connman_service_connect(service);
3733         if (err < 0) {
3734                 if (service->pending == NULL)
3735                         return NULL;
3736
3737                 if (err != -EINPROGRESS) {
3738                         dbus_message_unref(service->pending);
3739                         service->pending = NULL;
3740
3741                         return __connman_error_failed(msg, -err);
3742                 }
3743
3744                 return NULL;
3745         }
3746
3747         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
3748 }
3749
3750 static DBusMessage *disconnect_service(DBusConnection *conn,
3751                                         DBusMessage *msg, void *user_data)
3752 {
3753         struct connman_service *service = user_data;
3754         int err;
3755
3756         DBG("service %p", service);
3757
3758         reply_pending(service, ECONNABORTED);
3759
3760         service->ignore = TRUE;
3761
3762         set_reconnect_state(service, FALSE);
3763
3764         err = __connman_service_disconnect(service);
3765         if (err < 0) {
3766                 if (err != -EINPROGRESS)
3767                         return __connman_error_failed(msg, -err);
3768
3769                 return NULL;
3770         }
3771
3772         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
3773 }
3774
3775 gboolean __connman_service_remove(struct connman_service *service)
3776 {
3777         if (service->type == CONNMAN_SERVICE_TYPE_ETHERNET)
3778                 return FALSE;
3779
3780         if (service->immutable == TRUE || service->hidden == TRUE)
3781                 return FALSE;
3782
3783         if (service->favorite == FALSE && service->state !=
3784                                                 CONNMAN_SERVICE_STATE_FAILURE)
3785                 return FALSE;
3786
3787         set_reconnect_state(service, FALSE);
3788
3789         __connman_service_disconnect(service);
3790
3791         g_free(service->passphrase);
3792         service->passphrase = NULL;
3793
3794         g_free(service->agent_passphrase);
3795         service->agent_passphrase = NULL;
3796
3797         g_free(service->identity);
3798         service->identity = NULL;
3799
3800         g_free(service->agent_identity);
3801         service->agent_identity = NULL;
3802
3803         g_free(service->eap);
3804         service->eap = NULL;
3805
3806         set_idle(service);
3807
3808         __connman_service_set_favorite(service, FALSE);
3809
3810         service_save(service);
3811
3812         return TRUE;
3813 }
3814
3815 static DBusMessage *remove_service(DBusConnection *conn,
3816                                         DBusMessage *msg, void *user_data)
3817 {
3818         struct connman_service *service = user_data;
3819
3820         DBG("service %p", service);
3821
3822         if (__connman_service_remove(service) == FALSE)
3823                 return __connman_error_not_supported(msg);
3824
3825         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
3826 }
3827
3828 static gboolean check_suitable_state(enum connman_service_state a,
3829                                         enum connman_service_state b)
3830 {
3831         /*
3832          * Special check so that "ready" service can be moved before
3833          * "online" one.
3834          */
3835         if ((a == CONNMAN_SERVICE_STATE_ONLINE &&
3836                         b == CONNMAN_SERVICE_STATE_READY) ||
3837                 (b == CONNMAN_SERVICE_STATE_ONLINE &&
3838                         a == CONNMAN_SERVICE_STATE_READY))
3839                 return TRUE;
3840
3841         return a == b;
3842 }
3843
3844 static void downgrade_state(struct connman_service *service)
3845 {
3846         if (service == NULL)
3847                 return;
3848
3849         DBG("service %p state4 %d state6 %d", service, service->state_ipv4,
3850                                                 service->state_ipv6);
3851
3852         if (service->state_ipv4 == CONNMAN_SERVICE_STATE_ONLINE)
3853                 __connman_service_ipconfig_indicate_state(service,
3854                                                 CONNMAN_SERVICE_STATE_READY,
3855                                                 CONNMAN_IPCONFIG_TYPE_IPV4);
3856
3857         if (service->state_ipv6 == CONNMAN_SERVICE_STATE_ONLINE)
3858                 __connman_service_ipconfig_indicate_state(service,
3859                                                 CONNMAN_SERVICE_STATE_READY,
3860                                                 CONNMAN_IPCONFIG_TYPE_IPV6);
3861 }
3862
3863 static void apply_relevant_default_downgrade(struct connman_service *service)
3864 {
3865         struct connman_service *def_service;
3866
3867         def_service = __connman_service_get_default();
3868         if (def_service == NULL)
3869                 return;
3870
3871         if (def_service == service &&
3872                         def_service->state == CONNMAN_SERVICE_STATE_ONLINE)
3873                 def_service->state = CONNMAN_SERVICE_STATE_READY;
3874 }
3875
3876 static void switch_default_service(struct connman_service *default_service,
3877                 struct connman_service *downgrade_service)
3878 {
3879         GSequenceIter *src, *dst;
3880
3881         apply_relevant_default_downgrade(default_service);
3882         src = g_hash_table_lookup(service_hash, downgrade_service->identifier);
3883         dst = g_hash_table_lookup(service_hash, default_service->identifier);
3884         g_sequence_move(src, dst);
3885         downgrade_state(downgrade_service);
3886 }
3887
3888 static DBusMessage *move_service(DBusConnection *conn,
3889                                         DBusMessage *msg, void *user_data,
3890                                                                 gboolean before)
3891 {
3892         struct connman_service *service = user_data;
3893         struct connman_service *target;
3894         const char *path;
3895         enum connman_ipconfig_method target4, target6;
3896         enum connman_ipconfig_method service4, service6;
3897
3898         DBG("service %p", service);
3899
3900         dbus_message_get_args(msg, NULL, DBUS_TYPE_OBJECT_PATH, &path,
3901                                                         DBUS_TYPE_INVALID);
3902
3903         if (service->favorite == FALSE)
3904                 return __connman_error_not_supported(msg);
3905
3906         target = find_service(path);
3907         if (target == NULL || target->favorite == FALSE || target == service)
3908                 return __connman_error_invalid_service(msg);
3909
3910         if (target->type == CONNMAN_SERVICE_TYPE_VPN) {
3911                 /*
3912                  * We only allow VPN route splitting if there are
3913                  * routes defined for a given VPN.
3914                  */
3915                 if (__connman_provider_check_routes(target->provider)
3916                                                                 == FALSE) {
3917                         connman_info("Cannot move service. "
3918                                 "No routes defined for provider %s",
3919                                 __connman_provider_get_ident(target->provider));
3920                         return __connman_error_invalid_service(msg);
3921                 }
3922
3923                 target->do_split_routing = TRUE;
3924         } else
3925                 target->do_split_routing = FALSE;
3926
3927         service->do_split_routing = FALSE;
3928
3929         target4 = __connman_ipconfig_get_method(target->ipconfig_ipv4);
3930         target6 = __connman_ipconfig_get_method(target->ipconfig_ipv6);
3931         service4 = __connman_ipconfig_get_method(service->ipconfig_ipv4);
3932         service6 = __connman_ipconfig_get_method(service->ipconfig_ipv6);
3933
3934         DBG("target %s method %d/%d state %d/%d split %d", target->identifier,
3935                 target4, target6, target->state_ipv4, target->state_ipv6,
3936                 target->do_split_routing);
3937
3938         DBG("service %s method %d/%d state %d/%d", service->identifier,
3939                                 service4, service6,
3940                                 service->state_ipv4, service->state_ipv6);
3941
3942         /*
3943          * If method is OFF, then we do not need to check the corresponding
3944          * ipconfig state.
3945          */
3946         if (target4 == CONNMAN_IPCONFIG_METHOD_OFF) {
3947                 if (service6 != CONNMAN_IPCONFIG_METHOD_OFF) {
3948                         if (check_suitable_state(target->state_ipv6,
3949                                                 service->state_ipv6) == FALSE)
3950                                 return __connman_error_invalid_service(msg);
3951                 }
3952         }
3953
3954         if (target6 == CONNMAN_IPCONFIG_METHOD_OFF) {
3955                 if (service4 != CONNMAN_IPCONFIG_METHOD_OFF) {
3956                         if (check_suitable_state(target->state_ipv4,
3957                                                 service->state_ipv4) == FALSE)
3958                                 return __connman_error_invalid_service(msg);
3959                 }
3960         }
3961
3962         if (service4 == CONNMAN_IPCONFIG_METHOD_OFF) {
3963                 if (target6 != CONNMAN_IPCONFIG_METHOD_OFF) {
3964                         if (check_suitable_state(target->state_ipv6,
3965                                                 service->state_ipv6) == FALSE)
3966                                 return __connman_error_invalid_service(msg);
3967                 }
3968         }
3969
3970         if (service6 == CONNMAN_IPCONFIG_METHOD_OFF) {
3971                 if (target4 != CONNMAN_IPCONFIG_METHOD_OFF) {
3972                         if (check_suitable_state(target->state_ipv4,
3973                                                 service->state_ipv4) == FALSE)
3974                                 return __connman_error_invalid_service(msg);
3975                 }
3976         }
3977
3978         g_get_current_time(&service->modified);
3979         service_save(service);
3980         service_save(target);
3981
3982         /*
3983          * If the service which goes down is the default service and is
3984          * online, we downgrade directly its state to ready so:
3985          * the service which goes up, needs to recompute its state which
3986          * is triggered via downgrading it - if relevant - to state ready.
3987          */
3988         if (before == TRUE)
3989                 switch_default_service(target, service);
3990         else
3991                 switch_default_service(service, target);
3992
3993         __connman_connection_update_gateway();
3994
3995         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
3996 }
3997
3998 static DBusMessage *move_before(DBusConnection *conn,
3999                                         DBusMessage *msg, void *user_data)
4000 {
4001         return move_service(conn, msg, user_data, TRUE);
4002 }
4003
4004 static DBusMessage *move_after(DBusConnection *conn,
4005                                         DBusMessage *msg, void *user_data)
4006 {
4007         return move_service(conn, msg, user_data, FALSE);
4008 }
4009
4010 static DBusMessage *reset_counters(DBusConnection *conn,
4011                                         DBusMessage *msg, void *user_data)
4012 {
4013         struct connman_service *service = user_data;
4014
4015         reset_stats(service);
4016
4017         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
4018 }
4019
4020 static struct _services_notify {
4021         int id;
4022         GHashTable *add;
4023         GHashTable *remove;
4024 } *services_notify;
4025
4026 static void service_append_added_foreach(gpointer data, gpointer user_data)
4027 {
4028         struct connman_service *service = data;
4029         DBusMessageIter *iter = user_data;
4030
4031         if (service == NULL || service->path == NULL) {
4032                 DBG("service %p or path is NULL", service);
4033                 return;
4034         }
4035
4036         if (g_hash_table_lookup(services_notify->add, service->path) != NULL) {
4037                 DBG("new %s", service->path);
4038
4039                 append_struct(service, iter);
4040                 g_hash_table_remove(services_notify->add, service->path);
4041         } else {
4042                 DBG("changed %s", service->path);
4043
4044                 append_struct_service(iter, NULL, service);
4045         }
4046 }
4047
4048 static void service_append_ordered(DBusMessageIter *iter, void *user_data)
4049 {
4050         if (service_list != NULL)
4051                 g_sequence_foreach(service_list,
4052                                         service_append_added_foreach, iter);
4053 }
4054
4055 static void append_removed(gpointer key, gpointer value, gpointer user_data)
4056 {
4057         char *objpath = key;
4058         DBusMessageIter *iter = user_data;
4059
4060         DBG("removed %s", objpath);
4061         dbus_message_iter_append_basic(iter, DBUS_TYPE_OBJECT_PATH, &objpath);
4062 }
4063
4064 static gboolean service_send_changed(gpointer data)
4065 {
4066         DBusMessage *signal;
4067         DBusMessageIter iter, array;
4068
4069         DBG("");
4070
4071         services_notify->id = 0;
4072
4073         signal = dbus_message_new_signal(CONNMAN_MANAGER_PATH,
4074                         CONNMAN_MANAGER_INTERFACE, "ServicesChanged");
4075         if (signal == NULL)
4076                 return FALSE;
4077
4078         __connman_dbus_append_objpath_dict_array(signal,
4079                         service_append_ordered, NULL);
4080
4081         dbus_message_iter_init_append(signal, &iter);
4082         dbus_message_iter_open_container(&iter, DBUS_TYPE_ARRAY,
4083                         DBUS_TYPE_OBJECT_PATH_AS_STRING, &array);
4084
4085         g_hash_table_foreach(services_notify->remove, append_removed, &array);
4086
4087         dbus_message_iter_close_container(&iter, &array);
4088
4089         dbus_connection_send(connection, signal, NULL);
4090         dbus_message_unref(signal);
4091
4092         g_hash_table_remove_all(services_notify->remove);
4093         g_hash_table_remove_all(services_notify->add);
4094
4095         return FALSE;
4096 }
4097
4098 static void service_schedule_changed(void)
4099 {
4100         if (services_notify->id != 0)
4101                 return;
4102
4103         services_notify->id = g_timeout_add(100, service_send_changed, NULL);
4104 }
4105
4106 static void service_schedule_added(struct connman_service *service)
4107 {
4108         DBG("service %p", service);
4109
4110         g_hash_table_remove(services_notify->remove, service->path);
4111         g_hash_table_replace(services_notify->add, service->path, service);
4112
4113         service_schedule_changed();
4114 }
4115
4116 static void service_schedule_removed(struct connman_service *service)
4117 {
4118         DBG("service %p %s", service, service->path);
4119
4120         if (service == NULL || service->path == NULL) {
4121                 DBG("service %p or path is NULL", service);
4122                 return;
4123         }
4124
4125         g_hash_table_remove(services_notify->add, service->path);
4126         g_hash_table_replace(services_notify->remove, g_strdup(service->path),
4127                         NULL);
4128
4129         service_schedule_changed();
4130 }
4131
4132 static connman_bool_t allow_property_changed(struct connman_service *service)
4133 {
4134         if (g_hash_table_lookup_extended(services_notify->add, service->path,
4135                                         NULL, NULL) == TRUE) {
4136                 DBG("no property updates for service %p", service);
4137                 return FALSE;
4138         }
4139
4140         return TRUE;
4141 }
4142
4143 static const GDBusMethodTable service_methods[] = {
4144         { GDBUS_DEPRECATED_METHOD("GetProperties",
4145                         NULL, GDBUS_ARGS({ "properties", "a{sv}" }),
4146                         get_properties) },
4147         { GDBUS_METHOD("SetProperty",
4148                         GDBUS_ARGS({ "name", "s" }, { "value", "v" }),
4149                         NULL, set_property) },
4150         { GDBUS_METHOD("ClearProperty",
4151                         GDBUS_ARGS({ "name", "s" }), NULL,
4152                         clear_property) },
4153         { GDBUS_ASYNC_METHOD("Connect", NULL, NULL,
4154                               connect_service) },
4155         { GDBUS_METHOD("Disconnect", NULL, NULL,
4156                         disconnect_service) },
4157         { GDBUS_METHOD("Remove", NULL, NULL, remove_service) },
4158         { GDBUS_METHOD("MoveBefore",
4159                         GDBUS_ARGS({ "service", "o" }), NULL,
4160                         move_before) },
4161         { GDBUS_METHOD("MoveAfter",
4162                         GDBUS_ARGS({ "service", "o" }), NULL,
4163                         move_after) },
4164         { GDBUS_METHOD("ResetCounters", NULL, NULL, reset_counters) },
4165         { },
4166 };
4167
4168 static const GDBusSignalTable service_signals[] = {
4169         { GDBUS_SIGNAL("PropertyChanged",
4170                         GDBUS_ARGS({ "name", "s" }, { "value", "v" })) },
4171         { },
4172 };
4173
4174 static void service_free(gpointer user_data)
4175 {
4176         struct connman_service *service = user_data;
4177         char *path = service->path;
4178
4179         DBG("service %p", service);
4180
4181         reply_pending(service, ENOENT);
4182
4183         g_hash_table_remove(service_hash, service->identifier);
4184
4185         __connman_notifier_service_remove(service);
4186         service_schedule_removed(service);
4187
4188         __connman_wispr_stop(service);
4189         stats_stop(service);
4190
4191         service->path = NULL;
4192
4193         if (path != NULL) {
4194                 __connman_connection_update_gateway();
4195
4196                 g_dbus_unregister_interface(connection, path,
4197                                                 CONNMAN_SERVICE_INTERFACE);
4198                 g_free(path);
4199         }
4200
4201         g_hash_table_destroy(service->counter_table);
4202
4203         if (service->network != NULL) {
4204                 __connman_network_disconnect(service->network);
4205                 connman_network_unref(service->network);
4206                 service->network = NULL;
4207         }
4208
4209         if (service->provider != NULL)
4210                 connman_provider_unref(service->provider);
4211
4212         if (service->ipconfig_ipv4 != NULL) {
4213                 __connman_ipconfig_set_ops(service->ipconfig_ipv4, NULL);
4214                 __connman_ipconfig_set_data(service->ipconfig_ipv4, NULL);
4215                 __connman_ipconfig_unref(service->ipconfig_ipv4);
4216                 service->ipconfig_ipv4 = NULL;
4217         }
4218
4219         if (service->ipconfig_ipv6 != NULL) {
4220                 __connman_ipconfig_set_ops(service->ipconfig_ipv6, NULL);
4221                 __connman_ipconfig_set_data(service->ipconfig_ipv6, NULL);
4222                 __connman_ipconfig_unref(service->ipconfig_ipv6);
4223                 service->ipconfig_ipv6 = NULL;
4224         }
4225
4226         g_strfreev(service->timeservers);
4227         g_strfreev(service->timeservers_config);
4228         g_strfreev(service->nameservers);
4229         g_strfreev(service->nameservers_config);
4230         g_strfreev(service->nameservers_auto);
4231         g_strfreev(service->domains);
4232         g_strfreev(service->proxies);
4233         g_strfreev(service->excludes);
4234
4235         g_free(service->domainname);
4236         g_free(service->pac);
4237         g_free(service->name);
4238         g_free(service->passphrase);
4239         g_free(service->agent_passphrase);
4240         g_free(service->identifier);
4241         g_free(service->eap);
4242         g_free(service->identity);
4243         g_free(service->agent_identity);
4244         g_free(service->ca_cert_file);
4245         g_free(service->client_cert_file);
4246         g_free(service->private_key_file);
4247         g_free(service->private_key_passphrase);
4248         g_free(service->phase2);
4249         g_free(service->config_file);
4250         g_free(service->config_entry);
4251
4252         if (service->stats.timer != NULL)
4253                 g_timer_destroy(service->stats.timer);
4254         if (service->stats_roaming.timer != NULL)
4255                 g_timer_destroy(service->stats_roaming.timer);
4256
4257         g_free(service);
4258 }
4259
4260 static void stats_init(struct connman_service *service)
4261 {
4262         /* home */
4263         service->stats.valid = FALSE;
4264         service->stats.enabled = FALSE;
4265         service->stats.timer = g_timer_new();
4266
4267         /* roaming */
4268         service->stats_roaming.valid = FALSE;
4269         service->stats_roaming.enabled = FALSE;
4270         service->stats_roaming.timer = g_timer_new();
4271 }
4272
4273 static void service_initialize(struct connman_service *service)
4274 {
4275         DBG("service %p", service);
4276
4277         service->refcount = 1;
4278         service->session_usage_count = 0;
4279
4280         service->error = CONNMAN_SERVICE_ERROR_UNKNOWN;
4281
4282         service->type     = CONNMAN_SERVICE_TYPE_UNKNOWN;
4283         service->security = CONNMAN_SERVICE_SECURITY_UNKNOWN;
4284
4285         service->state = CONNMAN_SERVICE_STATE_UNKNOWN;
4286         service->state_ipv4 = CONNMAN_SERVICE_STATE_UNKNOWN;
4287         service->state_ipv6 = CONNMAN_SERVICE_STATE_UNKNOWN;
4288
4289         service->favorite  = FALSE;
4290         service->immutable = FALSE;
4291         service->hidden = FALSE;
4292
4293         service->ignore = FALSE;
4294
4295         service->userconnect = FALSE;
4296
4297         service->order = 0;
4298
4299         stats_init(service);
4300
4301         service->provider = NULL;
4302
4303         service->wps = FALSE;
4304 }
4305
4306 /**
4307  * connman_service_create:
4308  *
4309  * Allocate a new service.
4310  *
4311  * Returns: a newly-allocated #connman_service structure
4312  */
4313 struct connman_service *connman_service_create(void)
4314 {
4315         GSList *list;
4316         struct connman_stats_counter *counters;
4317         const char *counter;
4318
4319         struct connman_service *service;
4320
4321         service = g_try_new0(struct connman_service, 1);
4322         if (service == NULL)
4323                 return NULL;
4324
4325         DBG("service %p", service);
4326
4327         service->counter_table = g_hash_table_new_full(g_str_hash,
4328                                                 g_str_equal, NULL, g_free);
4329
4330         for (list = counter_list; list; list = list->next) {
4331                 counter = list->data;
4332
4333                 counters = g_try_new0(struct connman_stats_counter, 1);
4334                 if (counters == NULL) {
4335                         g_hash_table_destroy(service->counter_table);
4336                         g_free(service);
4337                         return NULL;
4338                 }
4339
4340                 counters->append_all = TRUE;
4341
4342                 g_hash_table_replace(service->counter_table, (gpointer)counter,
4343                                 counters);
4344         }
4345
4346         service_initialize(service);
4347
4348         return service;
4349 }
4350
4351 /**
4352  * connman_service_ref:
4353  * @service: service structure
4354  *
4355  * Increase reference counter of service
4356  */
4357 struct connman_service *
4358 connman_service_ref_debug(struct connman_service *service,
4359                         const char *file, int line, const char *caller)
4360 {
4361         DBG("%p ref %d by %s:%d:%s()", service, service->refcount + 1,
4362                 file, line, caller);
4363
4364         __sync_fetch_and_add(&service->refcount, 1);
4365
4366         return service;
4367 }
4368
4369 /**
4370  * connman_service_unref:
4371  * @service: service structure
4372  *
4373  * Decrease reference counter of service and release service if no
4374  * longer needed.
4375  */
4376 void connman_service_unref_debug(struct connman_service *service,
4377                         const char *file, int line, const char *caller)
4378 {
4379         GSequenceIter *iter;
4380
4381         DBG("%p ref %d by %s:%d:%s()", service, service->refcount - 1,
4382                 file, line, caller);
4383
4384         if (__sync_fetch_and_sub(&service->refcount, 1) != 1)
4385                 return;
4386
4387         iter = g_hash_table_lookup(service_hash, service->identifier);
4388         if (iter != NULL) {
4389                 reply_pending(service, ECONNABORTED);
4390
4391                 __connman_service_disconnect(service);
4392
4393                 g_sequence_remove(iter);
4394         } else {
4395                 service_free(service);
4396         }
4397 }
4398
4399 static gint service_compare(gconstpointer a, gconstpointer b,
4400                                                         gpointer user_data)
4401 {
4402         struct connman_service *service_a = (void *) a;
4403         struct connman_service *service_b = (void *) b;
4404         enum connman_service_state state_a, state_b;
4405
4406         state_a = service_a->state;
4407         state_b = service_b->state;
4408
4409         if (state_a != state_b) {
4410                 gboolean a_connected = is_connected(service_a);
4411                 gboolean b_connected = is_connected(service_b);
4412
4413                 if (a_connected == TRUE && b_connected == TRUE) {
4414                         /* We prefer online over ready state */
4415                         if (state_a == CONNMAN_SERVICE_STATE_ONLINE)
4416                                 return -1;
4417
4418                         if (state_b == CONNMAN_SERVICE_STATE_ONLINE)
4419                                 return 1;
4420                 }
4421
4422                 if (a_connected == TRUE)
4423                         return -1;
4424                 if (b_connected == TRUE)
4425                         return 1;
4426
4427                 if (is_connecting(service_a) == TRUE)
4428                         return -1;
4429                 if (is_connecting(service_b) == TRUE)
4430                         return 1;
4431         }
4432
4433         if (service_a->order > service_b->order)
4434                 return -1;
4435
4436         if (service_a->order < service_b->order)
4437                 return 1;
4438
4439         if (service_a->favorite == TRUE && service_b->favorite == FALSE)
4440                 return -1;
4441
4442         if (service_a->favorite == FALSE && service_b->favorite == TRUE)
4443                 return 1;
4444
4445         if (service_a->type != service_b->type) {
4446                 switch (service_a->type) {
4447                 case CONNMAN_SERVICE_TYPE_UNKNOWN:
4448                 case CONNMAN_SERVICE_TYPE_SYSTEM:
4449                 case CONNMAN_SERVICE_TYPE_ETHERNET:
4450                 case CONNMAN_SERVICE_TYPE_GPS:
4451                 case CONNMAN_SERVICE_TYPE_VPN:
4452                 case CONNMAN_SERVICE_TYPE_GADGET:
4453                         break;
4454                 case CONNMAN_SERVICE_TYPE_WIFI:
4455                         return 1;
4456                 case CONNMAN_SERVICE_TYPE_BLUETOOTH:
4457                 case CONNMAN_SERVICE_TYPE_CELLULAR:
4458                         return -1;
4459                 }
4460         }
4461
4462         return (gint) service_b->strength - (gint) service_a->strength;
4463 }
4464
4465 /**
4466  * connman_service_get_type:
4467  * @service: service structure
4468  *
4469  * Get the type of service
4470  */
4471 enum connman_service_type connman_service_get_type(struct connman_service *service)
4472 {
4473         if (service == NULL)
4474                 return CONNMAN_SERVICE_TYPE_UNKNOWN;
4475
4476         return service->type;
4477 }
4478
4479 /**
4480  * connman_service_get_interface:
4481  * @service: service structure
4482  *
4483  * Get network interface of service
4484  */
4485 char *connman_service_get_interface(struct connman_service *service)
4486 {
4487         int index;
4488
4489         if (service == NULL)
4490                 return NULL;
4491
4492         if (service->type == CONNMAN_SERVICE_TYPE_VPN) {
4493                 if (service->ipconfig_ipv4)
4494                         index = __connman_ipconfig_get_index(
4495                                                 service->ipconfig_ipv4);
4496                 else if (service->ipconfig_ipv6)
4497                         index = __connman_ipconfig_get_index(
4498                                                 service->ipconfig_ipv6);
4499                 else
4500                         return NULL;
4501
4502                 return connman_inet_ifname(index);
4503         }
4504
4505         if (service->network == NULL)
4506                 return NULL;
4507
4508         index = connman_network_get_index(service->network);
4509
4510         return connman_inet_ifname(index);
4511 }
4512
4513 /**
4514  * connman_service_get_network:
4515  * @service: service structure
4516  *
4517  * Get the service network
4518  */
4519 struct connman_network *
4520 __connman_service_get_network(struct connman_service *service)
4521 {
4522         if (service == NULL)
4523                 return NULL;
4524
4525         return service->network;
4526 }
4527
4528 struct connman_ipconfig *
4529 __connman_service_get_ip4config(struct connman_service *service)
4530 {
4531         if (service == NULL)
4532                 return NULL;
4533
4534         return service->ipconfig_ipv4;
4535 }
4536
4537 struct connman_ipconfig *
4538 __connman_service_get_ip6config(struct connman_service *service)
4539 {
4540         if (service == NULL)
4541                 return NULL;
4542
4543         return service->ipconfig_ipv6;
4544 }
4545
4546 struct connman_ipconfig *
4547 __connman_service_get_ipconfig(struct connman_service *service, int family)
4548 {
4549         if (family == AF_INET)
4550                 return __connman_service_get_ip4config(service);
4551         else if (family == AF_INET6)
4552                 return __connman_service_get_ip6config(service);
4553         else
4554                 return NULL;
4555
4556 }
4557
4558 connman_bool_t __connman_service_is_connected_state(struct connman_service *service,
4559                                         enum connman_ipconfig_type type)
4560 {
4561         if (service == NULL)
4562                 return FALSE;
4563
4564         switch (type) {
4565         case CONNMAN_IPCONFIG_TYPE_UNKNOWN:
4566                 break;
4567         case CONNMAN_IPCONFIG_TYPE_IPV4:
4568                 return is_connected_state(service, service->state_ipv4);
4569         case CONNMAN_IPCONFIG_TYPE_IPV6:
4570                 return is_connected_state(service, service->state_ipv6);
4571         }
4572
4573         return FALSE;
4574 }
4575 enum connman_service_security __connman_service_get_security(struct connman_service *service)
4576 {
4577         if (service == NULL)
4578                 return CONNMAN_SERVICE_SECURITY_UNKNOWN;
4579
4580         return service->security;
4581 }
4582
4583 const char *__connman_service_get_phase2(struct connman_service *service)
4584 {
4585         if (service == NULL)
4586                 return NULL;
4587
4588         return service->phase2;
4589 }
4590
4591 connman_bool_t __connman_service_wps_enabled(struct connman_service *service)
4592 {
4593         if (service == NULL)
4594                 return FALSE;
4595
4596         return service->wps;
4597 }
4598
4599 void __connman_service_mark_dirty()
4600  {
4601         services_dirty = TRUE;
4602  }
4603
4604 /**
4605  * __connman_service_set_favorite_delayed:
4606  * @service: service structure
4607  * @favorite: favorite value
4608  * @delay_ordering: do not order service sequence
4609  *
4610  * Change the favorite setting of service
4611  */
4612 int __connman_service_set_favorite_delayed(struct connman_service *service,
4613                                         connman_bool_t favorite,
4614                                         gboolean delay_ordering)
4615 {
4616         GSequenceIter *iter;
4617
4618         if (service->hidden == TRUE)
4619                 return -EOPNOTSUPP;
4620         iter = g_hash_table_lookup(service_hash, service->identifier);
4621         if (iter == NULL)
4622                 return -ENOENT;
4623
4624         if (service->favorite == favorite)
4625                 return -EALREADY;
4626
4627         service->favorite = favorite;
4628
4629         if (delay_ordering == FALSE)
4630                 service->order = __connman_service_get_order(service);
4631
4632         favorite_changed(service);
4633
4634         if (delay_ordering == FALSE) {
4635
4636                 if (g_sequence_get_length(service_list) > 1) {
4637                         g_sequence_sort_changed(iter, service_compare, NULL);
4638                         service_schedule_changed();
4639                 }
4640
4641                 __connman_connection_update_gateway();
4642         }
4643
4644         return 0;
4645 }
4646
4647 /**
4648  * __connman_service_set_favorite:
4649  * @service: service structure
4650  * @favorite: favorite value
4651  *
4652  * Change the favorite setting of service
4653  */
4654 int __connman_service_set_favorite(struct connman_service *service,
4655                                                 connman_bool_t favorite)
4656 {
4657         return __connman_service_set_favorite_delayed(service, favorite,
4658                                                         FALSE);
4659 }
4660
4661 connman_bool_t connman_service_get_favorite(struct connman_service *service)
4662 {
4663        return service->favorite;
4664 }
4665
4666 int __connman_service_set_immutable(struct connman_service *service,
4667                                                 connman_bool_t immutable)
4668 {
4669         if (service->hidden == TRUE)
4670                 return -EOPNOTSUPP;
4671         service->immutable = immutable;
4672
4673         immutable_changed(service);
4674
4675         return 0;
4676 }
4677
4678 void __connman_service_set_string(struct connman_service *service,
4679                                   const char *key, const char *value)
4680 {
4681         if (service->hidden == TRUE)
4682                 return;
4683         if (g_str_equal(key, "EAP") == TRUE) {
4684                 g_free(service->eap);
4685                 service->eap = g_strdup(value);
4686         } else if (g_str_equal(key, "Identity") == TRUE) {
4687                 g_free(service->identity);
4688                 service->identity = g_strdup(value);
4689         } else if (g_str_equal(key, "CACertFile") == TRUE) {
4690                 g_free(service->ca_cert_file);
4691                 service->ca_cert_file = g_strdup(value);
4692         } else if (g_str_equal(key, "ClientCertFile") == TRUE) {
4693                 g_free(service->client_cert_file);
4694                 service->client_cert_file = g_strdup(value);
4695         } else if (g_str_equal(key, "PrivateKeyFile") == TRUE) {
4696                 g_free(service->private_key_file);
4697                 service->private_key_file = g_strdup(value);
4698         } else if (g_str_equal(key, "PrivateKeyPassphrase") == TRUE) {
4699                 g_free(service->private_key_passphrase);
4700                 service->private_key_passphrase = g_strdup(value);
4701         } else if (g_str_equal(key, "Phase2") == TRUE) {
4702                 g_free(service->phase2);
4703                 service->phase2 = g_strdup(value);
4704         } else if (g_str_equal(key, "Passphrase") == TRUE) {
4705                 g_free(service->passphrase);
4706                 service->passphrase = g_strdup(value);
4707         }
4708 }
4709
4710 void __connman_service_set_userconnect(struct connman_service *service,
4711                                                 connman_bool_t userconnect)
4712 {
4713         if (service != NULL)
4714                 service->userconnect = userconnect;
4715 }
4716
4717 static void service_complete(struct connman_service *service)
4718 {
4719         reply_pending(service, EIO);
4720
4721         if (service->userconnect == FALSE)
4722                 __connman_service_auto_connect();
4723
4724         g_get_current_time(&service->modified);
4725         service_save(service);
4726 }
4727
4728 static void report_error_cb(void *user_context, gboolean retry,
4729                                                         void *user_data)
4730 {
4731         struct connman_service *service = user_context;
4732
4733         if (retry == TRUE)
4734                 __connman_service_connect(service);
4735         else {
4736                 /* It is not relevant to stay on Failure state
4737                  * when failing is due to wrong user input */
4738                 service->state = CONNMAN_SERVICE_STATE_IDLE;
4739
4740                 service_complete(service);
4741                 __connman_connection_update_gateway();
4742         }
4743 }
4744
4745 int __connman_service_add_passphrase(struct connman_service *service,
4746                                 const gchar *passphrase)
4747 {
4748         int err = 0;
4749
4750         switch (service->security) {
4751         case CONNMAN_SERVICE_SECURITY_WEP:
4752         case CONNMAN_SERVICE_SECURITY_PSK:
4753                 err = __connman_service_set_passphrase(service, passphrase);
4754                 break;
4755         case CONNMAN_SERVICE_SECURITY_8021X:
4756                 __connman_service_set_agent_passphrase(service,
4757                                                 passphrase);
4758                 break;
4759         case CONNMAN_SERVICE_SECURITY_UNKNOWN:
4760         case CONNMAN_SERVICE_SECURITY_NONE:
4761         case CONNMAN_SERVICE_SECURITY_WPA:
4762         case CONNMAN_SERVICE_SECURITY_RSN:
4763                 DBG("service security '%s' (%d) not handled",
4764                                 security2string(service->security),
4765                                 service->security);
4766                 break;
4767         }
4768
4769         return err;
4770 }
4771
4772 static int check_wpspin(struct connman_service *service, const char *wpspin)
4773 {
4774         int length;
4775         guint i;
4776
4777         if (wpspin == NULL)
4778                 return 0;
4779
4780         length = strlen(wpspin);
4781
4782         /* If 0, it will mean user wants to use PBC method */
4783         if (length == 0) {
4784                 connman_network_set_string(service->network,
4785                                                         "WiFi.PinWPS", NULL);
4786                 return 0;
4787         }
4788
4789         /* A WPS PIN is always 8 chars length,
4790          * its content is in digit representation.
4791          */
4792         if (length != 8)
4793                 return -ENOKEY;
4794
4795         for (i = 0; i < 8; i++)
4796                 if (!isdigit((unsigned char) wpspin[i]))
4797                         return -ENOKEY;
4798
4799         connman_network_set_string(service->network, "WiFi.PinWPS", wpspin);
4800
4801         return 0;
4802 }
4803
4804 static void request_input_cb (struct connman_service *service,
4805                         connman_bool_t values_received,
4806                         const char *name, int name_len,
4807                         const char *identity, const char *passphrase,
4808                         gboolean wps, const char *wpspin,
4809                         const char *error, void *user_data)
4810 {
4811         struct connman_device *device;
4812         int err = 0;
4813
4814         DBG ("RequestInput return, %p", service);
4815
4816         if (error != NULL) {
4817                 DBG("error: %s", error);
4818
4819                 if (g_strcmp0(error,
4820                                 "net.connman.Agent.Error.Canceled") == 0) {
4821                         err = -EINVAL;
4822
4823                         if (service->hidden == TRUE)
4824                                 __connman_service_return_error(service,
4825                                                         ECANCELED, user_data);
4826                         goto done;
4827                 } else {
4828                         if (service->hidden == TRUE)
4829                                 __connman_service_return_error(service,
4830                                                         ETIMEDOUT, user_data);
4831                 }
4832         }
4833
4834         if (service->hidden == TRUE && name_len > 0 && name_len <= 32) {
4835                 device = connman_network_get_device(service->network);
4836                 err = __connman_device_request_hidden_scan(device,
4837                                                 name, name_len,
4838                                                 identity, passphrase,
4839                                                 user_data);
4840                 if (err < 0)
4841                         __connman_service_return_error(service, -err,
4842                                                         user_data);
4843         }
4844
4845         if (values_received == FALSE || service->hidden == TRUE) {
4846                 err = -EINVAL;
4847                 goto done;
4848         }
4849
4850         if (wps == TRUE && service->network != NULL) {
4851                 err = check_wpspin(service, wpspin);
4852                 if (err < 0)
4853                         goto done;
4854
4855                 connman_network_set_bool(service->network, "WiFi.UseWPS", wps);
4856         }
4857
4858         if (identity != NULL)
4859                 __connman_service_set_agent_identity(service, identity);
4860
4861         if (passphrase != NULL)
4862                 err = __connman_service_add_passphrase(service, passphrase);
4863
4864  done:
4865         if (err >= 0) {
4866                 /* We forget any previous error. */
4867                 set_error(service, CONNMAN_SERVICE_ERROR_UNKNOWN);
4868
4869                 __connman_service_connect(service);
4870
4871                 /* Never cache agent provided credentials */
4872                 __connman_service_set_agent_identity(service, NULL);
4873                 __connman_service_set_agent_passphrase(service, NULL);
4874         } else if (err == -ENOKEY) {
4875                 __connman_service_indicate_error(service,
4876                                         CONNMAN_SERVICE_ERROR_INVALID_KEY);
4877         } else {
4878                 /* It is not relevant to stay on Failure state
4879                  * when failing is due to wrong user input */
4880                 service->state = CONNMAN_SERVICE_STATE_IDLE;
4881
4882                 if (service->hidden == FALSE) {
4883                         /*
4884                          * If there was a real error when requesting
4885                          * hidden scan, then that error is returned already
4886                          * to the user somewhere above so do not try to
4887                          * do this again.
4888                          */
4889                         __connman_service_return_error(service, -err,
4890                                                         user_data);
4891                 }
4892
4893                 service_complete(service);
4894                 __connman_connection_update_gateway();
4895         }
4896 }
4897
4898 static void downgrade_connected_services(void)
4899 {
4900         struct connman_service *up_service;
4901         GSequenceIter *iter;
4902
4903         iter = g_sequence_get_begin_iter(service_list);
4904         while (g_sequence_iter_is_end(iter) == FALSE) {
4905                 up_service = g_sequence_get(iter);
4906
4907                 if (is_connected(up_service) == FALSE) {
4908                         iter = g_sequence_iter_next(iter);
4909                         continue;
4910                 }
4911
4912                 if (up_service->state == CONNMAN_SERVICE_STATE_ONLINE)
4913                         return;
4914
4915                 downgrade_state(up_service);
4916
4917                 iter = g_sequence_iter_next(iter);
4918         }
4919 }
4920
4921 static int service_update_preferred_order(struct connman_service *default_service,
4922                 struct connman_service *new_service,
4923                 enum connman_service_state new_state)
4924 {
4925         unsigned int *tech_array;
4926         int i;
4927
4928         if (default_service == NULL || default_service == new_service ||
4929                         default_service->state != new_state )
4930                 return 0;
4931
4932         tech_array = connman_setting_get_uint_list("PreferredTechnologies");
4933         if (tech_array != NULL) {
4934
4935                 for (i = 0; tech_array[i] != 0; i += 1) {
4936                         if (default_service->type == tech_array[i])
4937                                 return -EALREADY;
4938
4939                         if (new_service->type == tech_array[i]) {
4940                                 switch_default_service(default_service,
4941                                                 new_service);
4942                                 __connman_connection_update_gateway();
4943                                 return 0;
4944                         }
4945                 }
4946         }
4947
4948         return -EALREADY;
4949 }
4950
4951 static void single_connected_tech(struct connman_service *allowed)
4952 {
4953         GSList *services = NULL;
4954         GSequenceIter *iter;
4955         GSList *list;
4956
4957         iter = g_sequence_get_begin_iter(service_list);
4958
4959         while (g_sequence_iter_is_end(iter) == FALSE) {
4960                 struct connman_service *service = g_sequence_get(iter);
4961
4962                 if (service != allowed && is_connected(service))
4963                         services = g_slist_prepend(services, service);
4964
4965                 iter = g_sequence_iter_next(iter);
4966         }
4967
4968         DBG("keeping %p %s", allowed, allowed->path);
4969
4970         for (list = services; list != NULL; list = list->next) {
4971                 struct connman_service *service = list->data;
4972
4973                 DBG("disconnecting %p %s", service, service->path);
4974                 __connman_service_disconnect(service);
4975         }
4976
4977         g_slist_free(services);
4978 }
4979
4980 static int service_indicate_state(struct connman_service *service)
4981 {
4982         enum connman_service_state old_state, new_state;
4983         struct connman_service *def_service;
4984         int result;
4985         GSequenceIter *iter;
4986
4987         if (service == NULL)
4988                 return -EINVAL;
4989
4990         old_state = service->state;
4991         new_state = combine_state(service->state_ipv4, service->state_ipv6);
4992
4993         DBG("service %p old %s - new %s/%s => %s",
4994                                         service,
4995                                         state2string(old_state),
4996                                         state2string(service->state_ipv4),
4997                                         state2string(service->state_ipv6),
4998                                         state2string(new_state));
4999
5000         if (old_state == new_state)
5001                 return -EALREADY;
5002
5003         def_service = __connman_service_get_default();
5004
5005         if (new_state == CONNMAN_SERVICE_STATE_ONLINE) {
5006                 result = service_update_preferred_order(def_service,
5007                                 service, new_state);
5008                 if (result == -EALREADY)
5009                         return result;
5010         }
5011
5012         if (old_state == CONNMAN_SERVICE_STATE_ONLINE)
5013                 __connman_notifier_leave_online(service->type);
5014
5015         service->state = new_state;
5016         state_changed(service);
5017
5018         if (new_state == CONNMAN_SERVICE_STATE_IDLE &&
5019                         old_state != CONNMAN_SERVICE_STATE_DISCONNECT) {
5020                 reply_pending(service, ECONNABORTED);
5021
5022                 __connman_service_disconnect(service);
5023         }
5024
5025         if (new_state == CONNMAN_SERVICE_STATE_CONFIGURATION) {
5026                 if (service->new_service == FALSE &&
5027                                 __connman_stats_service_register(service) == 0) {
5028                         /*
5029                          * For new services the statistics are updated after
5030                          * we have successfully connected.
5031                          */
5032                         __connman_stats_get(service, FALSE,
5033                                                 &service->stats.data);
5034                         __connman_stats_get(service, TRUE,
5035                                                 &service->stats_roaming.data);
5036                 }
5037         }
5038
5039         if (new_state == CONNMAN_SERVICE_STATE_IDLE) {
5040                 connman_bool_t reconnect;
5041
5042                 reconnect = get_reconnect_state(service);
5043                 if (reconnect == TRUE)
5044                         __connman_service_auto_connect();
5045         }
5046
5047         if (new_state == CONNMAN_SERVICE_STATE_READY) {
5048                 enum connman_ipconfig_method method;
5049
5050                 if (service->new_service == TRUE &&
5051                                 __connman_stats_service_register(service) == 0) {
5052                         /*
5053                          * This is normally done after configuring state
5054                          * but for new service do this after we have connected
5055                          * successfully.
5056                          */
5057                         __connman_stats_get(service, FALSE,
5058                                                 &service->stats.data);
5059                         __connman_stats_get(service, TRUE,
5060                                                 &service->stats_roaming.data);
5061                 }
5062
5063                 service->new_service = FALSE;
5064
5065                 service_update_preferred_order(def_service, service, new_state);
5066
5067                 set_reconnect_state(service, TRUE);
5068
5069                 __connman_service_set_favorite(service, TRUE);
5070
5071                 reply_pending(service, 0);
5072
5073                 g_get_current_time(&service->modified);
5074                 service_save(service);
5075
5076                 update_nameservers(service);
5077                 dns_changed(service);
5078                 domain_changed(service);
5079
5080                 if (old_state != CONNMAN_SERVICE_STATE_ONLINE)
5081                         __connman_notifier_connect(service->type);
5082
5083                 if (service->type == CONNMAN_SERVICE_TYPE_WIFI &&
5084                         connman_network_get_bool(service->network,
5085                                                 "WiFi.UseWPS") == TRUE) {
5086                         const char *pass;
5087
5088                         pass = connman_network_get_string(service->network,
5089                                                         "WiFi.Passphrase");
5090
5091                         __connman_service_set_passphrase(service, pass);
5092
5093                         connman_network_set_bool(service->network,
5094                                                         "WiFi.UseWPS", FALSE);
5095                 }
5096
5097                 default_changed();
5098
5099                 method = __connman_ipconfig_get_method(service->ipconfig_ipv6);
5100                 if (method == CONNMAN_IPCONFIG_METHOD_OFF)
5101                         __connman_ipconfig_disable_ipv6(
5102                                                 service->ipconfig_ipv6);
5103
5104                 if (connman_setting_get_bool("SingleConnectedTechnology")
5105                                 == TRUE)
5106                         single_connected_tech(service);
5107
5108         } else if (new_state == CONNMAN_SERVICE_STATE_DISCONNECT) {
5109                 def_service = __connman_service_get_default();
5110
5111                 if (__connman_notifier_is_connected() == FALSE &&
5112                         def_service != NULL &&
5113                                 def_service->provider != NULL)
5114                         connman_provider_disconnect(def_service->provider);
5115
5116                 default_changed();
5117
5118                 __connman_wispr_stop(service);
5119
5120                 __connman_wpad_stop(service);
5121
5122                 update_nameservers(service);
5123                 dns_changed(service);
5124                 domain_changed(service);
5125
5126                 __connman_notifier_disconnect(service->type);
5127
5128                 /*
5129                  * Previous services which are connected and which states
5130                  * are set to online should reset relevantly ipconfig_state
5131                  * to ready so wispr/portal will be rerun on those
5132                  */
5133                 downgrade_connected_services();
5134         }
5135
5136         if (new_state == CONNMAN_SERVICE_STATE_FAILURE) {
5137                 if (service->userconnect == TRUE &&
5138                         connman_agent_report_error(service, service->path,
5139                                         error2string(service->error),
5140                                         report_error_cb, NULL) == -EINPROGRESS)
5141                         return 0;
5142                 service_complete(service);
5143         } else
5144                 set_error(service, CONNMAN_SERVICE_ERROR_UNKNOWN);
5145
5146         iter = g_hash_table_lookup(service_hash, service->identifier);
5147         if (iter != NULL && g_sequence_get_length(service_list) > 1) {
5148                 g_sequence_sort_changed(iter, service_compare, NULL);
5149                 service_schedule_changed();
5150         }
5151
5152         __connman_connection_update_gateway();
5153
5154         if (new_state == CONNMAN_SERVICE_STATE_ONLINE) {
5155                 __connman_notifier_enter_online(service->type);
5156                 default_changed();
5157         }
5158
5159         return 0;
5160 }
5161
5162 int __connman_service_indicate_error(struct connman_service *service,
5163                                         enum connman_service_error error)
5164 {
5165         DBG("service %p error %d", service, error);
5166
5167         if (service == NULL)
5168                 return -EINVAL;
5169
5170         set_error(service, error);
5171
5172         if (service->error == CONNMAN_SERVICE_ERROR_INVALID_KEY)
5173                 __connman_service_set_passphrase(service, NULL);
5174
5175         __connman_service_ipconfig_indicate_state(service,
5176                                                 CONNMAN_SERVICE_STATE_FAILURE,
5177                                                 CONNMAN_IPCONFIG_TYPE_IPV4);
5178         __connman_service_ipconfig_indicate_state(service,
5179                                                 CONNMAN_SERVICE_STATE_FAILURE,
5180                                                 CONNMAN_IPCONFIG_TYPE_IPV6);
5181         return 0;
5182 }
5183
5184 int __connman_service_clear_error(struct connman_service *service)
5185 {
5186         DBG("service %p", service);
5187
5188         if (service == NULL)
5189                 return -EINVAL;
5190
5191         if (service->state != CONNMAN_SERVICE_STATE_FAILURE)
5192                 return -EINVAL;
5193
5194         service->state_ipv4 = service->state_ipv6 =
5195                                                 CONNMAN_SERVICE_STATE_UNKNOWN;
5196         set_error(service, CONNMAN_SERVICE_ERROR_UNKNOWN);
5197
5198         if (service->favorite == TRUE)
5199                 set_reconnect_state(service, TRUE);
5200
5201         __connman_service_ipconfig_indicate_state(service,
5202                                         CONNMAN_SERVICE_STATE_IDLE,
5203                                         CONNMAN_IPCONFIG_TYPE_IPV6);
5204
5205         /*
5206          * Toggling the IPv6 state to IDLE could trigger the auto connect
5207          * machinery and consequently the IPv4 state.
5208          */
5209         if (service->state_ipv4 != CONNMAN_SERVICE_STATE_UNKNOWN &&
5210                         service->state_ipv4 != CONNMAN_SERVICE_STATE_FAILURE)
5211                 return 0;
5212
5213         return __connman_service_ipconfig_indicate_state(service,
5214                                                 CONNMAN_SERVICE_STATE_IDLE,
5215                                                 CONNMAN_IPCONFIG_TYPE_IPV4);
5216 }
5217
5218 int __connman_service_indicate_default(struct connman_service *service)
5219 {
5220         DBG("service %p", service);
5221
5222         default_changed();
5223
5224         return 0;
5225 }
5226
5227 enum connman_service_state __connman_service_ipconfig_get_state(
5228                                         struct connman_service *service,
5229                                         enum connman_ipconfig_type type)
5230 {
5231         if (service == NULL)
5232                 return CONNMAN_SERVICE_STATE_UNKNOWN;
5233
5234         if (type == CONNMAN_IPCONFIG_TYPE_IPV4)
5235                 return service->state_ipv4;
5236
5237         if (type == CONNMAN_IPCONFIG_TYPE_IPV6)
5238                 return service->state_ipv6;
5239
5240         return CONNMAN_SERVICE_STATE_UNKNOWN;
5241 }
5242
5243 static void check_proxy_setup(struct connman_service *service)
5244 {
5245         /*
5246          * We start WPAD if we haven't got a PAC URL from DHCP and
5247          * if our proxy manual configuration is either empty or set
5248          * to AUTO with an empty URL.
5249          */
5250
5251         if (service->proxy != CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN)
5252                 goto done;
5253
5254         if (service->proxy_config != CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN &&
5255                 (service->proxy_config != CONNMAN_SERVICE_PROXY_METHOD_AUTO ||
5256                         service->pac != NULL))
5257                 goto done;
5258
5259         if (__connman_wpad_start(service) < 0) {
5260                 service->proxy = CONNMAN_SERVICE_PROXY_METHOD_DIRECT;
5261                 __connman_notifier_proxy_changed(service);
5262                 goto done;
5263         }
5264
5265         return;
5266
5267 done:
5268         __connman_wispr_start(service, CONNMAN_IPCONFIG_TYPE_IPV4);
5269 }
5270
5271 /*
5272  * How many networks are connected at the same time. If more than 1,
5273  * then set the rp_filter setting properly (loose mode routing) so that network
5274  * connectivity works ok. This is only done for IPv4 networks as IPv6
5275  * does not have rp_filter knob.
5276  */
5277 static int connected_networks_count;
5278 static int original_rp_filter;
5279
5280 static void service_rp_filter(struct connman_service *service,
5281                                 gboolean connected)
5282 {
5283         enum connman_ipconfig_method method;
5284
5285         method = __connman_ipconfig_get_method(service->ipconfig_ipv4);
5286
5287         switch (method) {
5288         case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
5289         case CONNMAN_IPCONFIG_METHOD_OFF:
5290         case CONNMAN_IPCONFIG_METHOD_AUTO:
5291                 return;
5292         case CONNMAN_IPCONFIG_METHOD_FIXED:
5293         case CONNMAN_IPCONFIG_METHOD_MANUAL:
5294         case CONNMAN_IPCONFIG_METHOD_DHCP:
5295                 break;
5296         }
5297
5298         if (connected == TRUE) {
5299                 if (connected_networks_count == 1) {
5300                         int filter_value;
5301                         filter_value = __connman_ipconfig_set_rp_filter();
5302                         if (filter_value < 0)
5303                                 return;
5304
5305                         original_rp_filter = filter_value;
5306                 }
5307                 connected_networks_count++;
5308
5309         } else {
5310                 if (connected_networks_count == 2)
5311                         __connman_ipconfig_unset_rp_filter(original_rp_filter);
5312
5313                 connected_networks_count--;
5314                 if (connected_networks_count < 0)
5315                         connected_networks_count = 0;
5316         }
5317
5318         DBG("%s %s ipconfig %p method %d count %d filter %d",
5319                 connected ? "connected" : "disconnected", service->identifier,
5320                 service->ipconfig_ipv4, method,
5321                 connected_networks_count, original_rp_filter);
5322 }
5323
5324 static gboolean redo_wispr(gpointer user_data)
5325 {
5326         struct connman_service *service = user_data;
5327
5328         DBG("");
5329
5330         __connman_wispr_start(service, CONNMAN_IPCONFIG_TYPE_IPV6);
5331
5332         return FALSE;
5333 }
5334
5335 int __connman_service_online_check_failed(struct connman_service *service,
5336                                         enum connman_ipconfig_type type)
5337 {
5338         DBG("service %p type %d count %d", service, type,
5339                                                 service->online_check_count);
5340
5341         /* currently we only retry IPv6 stuff */
5342         if (type == CONNMAN_IPCONFIG_TYPE_IPV4 ||
5343                         service->online_check_count != 1) {
5344                 connman_warn("Online check failed for %p %s", service,
5345                         service->name);
5346                 return 0;
5347         }
5348
5349         service->online_check_count = 0;
5350
5351         /*
5352          * We set the timeout to 1 sec so that we have a chance to get
5353          * necessary IPv6 router advertisement messages that might have
5354          * DNS data etc.
5355          */
5356         g_timeout_add_seconds(1, redo_wispr, service);
5357
5358         return EAGAIN;
5359 }
5360
5361 int __connman_service_ipconfig_indicate_state(struct connman_service *service,
5362                                         enum connman_service_state new_state,
5363                                         enum connman_ipconfig_type type)
5364 {
5365         struct connman_ipconfig *ipconfig = NULL;
5366         enum connman_service_state old_state;
5367         int ret;
5368
5369         if (service == NULL)
5370                 return -EINVAL;
5371
5372         if (type == CONNMAN_IPCONFIG_TYPE_IPV4) {
5373                 old_state = service->state_ipv4;
5374                 ipconfig = service->ipconfig_ipv4;
5375         } else if (type == CONNMAN_IPCONFIG_TYPE_IPV6) {
5376                 old_state = service->state_ipv6;
5377                 ipconfig = service->ipconfig_ipv6;
5378         }
5379
5380         if (ipconfig == NULL)
5381                 return -EINVAL;
5382
5383         /* Any change? */
5384         if (old_state == new_state)
5385                 return -EALREADY;
5386
5387         DBG("service %p (%s) state %d (%s) type %d (%s)",
5388                 service, service ? service->identifier : NULL,
5389                 new_state, state2string(new_state),
5390                 type, __connman_ipconfig_type2string(type));
5391
5392         switch (new_state) {
5393         case CONNMAN_SERVICE_STATE_UNKNOWN:
5394         case CONNMAN_SERVICE_STATE_IDLE:
5395                 if (service->state == CONNMAN_SERVICE_STATE_FAILURE)
5396                         return -EINVAL;
5397                 break;
5398         case CONNMAN_SERVICE_STATE_ASSOCIATION:
5399                 break;
5400         case CONNMAN_SERVICE_STATE_CONFIGURATION:
5401                 __connman_ipconfig_enable(ipconfig);
5402                 break;
5403         case CONNMAN_SERVICE_STATE_READY:
5404                 update_nameservers(service);
5405
5406                 if (type == CONNMAN_IPCONFIG_TYPE_IPV4) {
5407                         check_proxy_setup(service);
5408                         service_rp_filter(service, TRUE);
5409                 } else {
5410                         service->online_check_count = 1;
5411                         __connman_wispr_start(service, type);
5412                 }
5413                 break;
5414         case CONNMAN_SERVICE_STATE_ONLINE:
5415                 break;
5416         case CONNMAN_SERVICE_STATE_DISCONNECT:
5417                 if (service->state == CONNMAN_SERVICE_STATE_IDLE)
5418                         return -EINVAL;
5419
5420                 if (type == CONNMAN_IPCONFIG_TYPE_IPV4)
5421                         service_rp_filter(service, FALSE);
5422
5423                 break;
5424         case CONNMAN_SERVICE_STATE_FAILURE:
5425                 break;
5426         }
5427
5428         /* We keep that state */
5429         if (type == CONNMAN_IPCONFIG_TYPE_IPV4)
5430                 service->state_ipv4 = new_state;
5431         else if (type == CONNMAN_IPCONFIG_TYPE_IPV6)
5432                 service->state_ipv6 = new_state;
5433
5434         ret = service_indicate_state(service);
5435
5436         /*
5437          * If the ipconfig method is OFF, then we set the state to IDLE
5438          * so that it will not affect the combined state in the future.
5439          */
5440         if (type == CONNMAN_IPCONFIG_TYPE_IPV4) {
5441                 enum connman_ipconfig_method method;
5442                 method = __connman_ipconfig_get_method(service->ipconfig_ipv4);
5443                 if (method == CONNMAN_IPCONFIG_METHOD_OFF ||
5444                                 method == CONNMAN_IPCONFIG_METHOD_UNKNOWN) {
5445                         service->state_ipv4 = CONNMAN_SERVICE_STATE_IDLE;
5446                         ret = service_indicate_state(service);
5447                 }
5448
5449         } else if (type == CONNMAN_IPCONFIG_TYPE_IPV6) {
5450                 enum connman_ipconfig_method method;
5451                 method = __connman_ipconfig_get_method(service->ipconfig_ipv6);
5452                 if (method == CONNMAN_IPCONFIG_METHOD_OFF ||
5453                                 method == CONNMAN_IPCONFIG_METHOD_UNKNOWN) {
5454                         service->state_ipv6 = CONNMAN_SERVICE_STATE_IDLE;
5455                         ret = service_indicate_state(service);
5456                 }
5457         }
5458
5459         return ret;
5460 }
5461
5462 static connman_bool_t prepare_network(struct connman_service *service)
5463 {
5464         enum connman_network_type type;
5465         unsigned int ssid_len;
5466
5467         type = connman_network_get_type(service->network);
5468
5469         switch (type) {
5470         case CONNMAN_NETWORK_TYPE_UNKNOWN:
5471         case CONNMAN_NETWORK_TYPE_VENDOR:
5472                 return FALSE;
5473         case CONNMAN_NETWORK_TYPE_WIFI:
5474                 if (connman_network_get_blob(service->network, "WiFi.SSID",
5475                                                         &ssid_len) == NULL)
5476                         return FALSE;
5477
5478                 if (service->passphrase != NULL)
5479                         connman_network_set_string(service->network,
5480                                 "WiFi.Passphrase", service->passphrase);
5481                 break;
5482         case CONNMAN_NETWORK_TYPE_ETHERNET:
5483         case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
5484         case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
5485         case CONNMAN_NETWORK_TYPE_CELLULAR:
5486                 break;
5487         }
5488
5489         return TRUE;
5490 }
5491
5492 static void prepare_8021x(struct connman_service *service)
5493 {
5494         if (service->eap != NULL)
5495                 connman_network_set_string(service->network, "WiFi.EAP",
5496                                                                 service->eap);
5497
5498         if (service->identity != NULL)
5499                 connman_network_set_string(service->network, "WiFi.Identity",
5500                                                         service->identity);
5501
5502         if (service->ca_cert_file != NULL)
5503                 connman_network_set_string(service->network, "WiFi.CACertFile",
5504                                                         service->ca_cert_file);
5505
5506         if (service->client_cert_file != NULL)
5507                 connman_network_set_string(service->network,
5508                                                 "WiFi.ClientCertFile",
5509                                                 service->client_cert_file);
5510
5511         if (service->private_key_file != NULL)
5512                 connman_network_set_string(service->network,
5513                                                 "WiFi.PrivateKeyFile",
5514                                                 service->private_key_file);
5515
5516         if (service->private_key_passphrase != NULL)
5517                 connman_network_set_string(service->network,
5518                                         "WiFi.PrivateKeyPassphrase",
5519                                         service->private_key_passphrase);
5520
5521         if (service->phase2 != NULL)
5522                 connman_network_set_string(service->network, "WiFi.Phase2",
5523                                                         service->phase2);
5524 }
5525
5526 static int service_connect(struct connman_service *service)
5527 {
5528         int err;
5529
5530         if (service->hidden == TRUE)
5531                 return -EPERM;
5532
5533         switch (service->type) {
5534         case CONNMAN_SERVICE_TYPE_UNKNOWN:
5535         case CONNMAN_SERVICE_TYPE_SYSTEM:
5536         case CONNMAN_SERVICE_TYPE_GPS:
5537         case CONNMAN_SERVICE_TYPE_GADGET:
5538                 return -EINVAL;
5539         case CONNMAN_SERVICE_TYPE_ETHERNET:
5540         case CONNMAN_SERVICE_TYPE_BLUETOOTH:
5541         case CONNMAN_SERVICE_TYPE_CELLULAR:
5542         case CONNMAN_SERVICE_TYPE_VPN:
5543                 break;
5544         case CONNMAN_SERVICE_TYPE_WIFI:
5545                 switch (service->security) {
5546                 case CONNMAN_SERVICE_SECURITY_UNKNOWN:
5547                 case CONNMAN_SERVICE_SECURITY_NONE:
5548                         break;
5549                 case CONNMAN_SERVICE_SECURITY_WEP:
5550                 case CONNMAN_SERVICE_SECURITY_PSK:
5551                 case CONNMAN_SERVICE_SECURITY_WPA:
5552                 case CONNMAN_SERVICE_SECURITY_RSN:
5553                         if (service->passphrase == NULL) {
5554                                 if (service->network == NULL)
5555                                         return -EOPNOTSUPP;
5556
5557                                 if (service->wps == FALSE ||
5558                                         connman_network_get_bool(
5559                                                         service->network,
5560                                                         "WiFi.UseWPS") == FALSE)
5561                                         return -ENOKEY;
5562                         } else if (service->error ==
5563                                         CONNMAN_SERVICE_ERROR_INVALID_KEY)
5564                                 return -ENOKEY;
5565                         break;
5566                 case CONNMAN_SERVICE_SECURITY_8021X:
5567                         if (service->eap == NULL)
5568                                 return -EINVAL;
5569
5570                         /*
5571                          * never request credentials if using EAP-TLS
5572                          * (EAP-TLS networks need to be fully provisioned)
5573                          */
5574                         if (g_str_equal(service->eap, "tls") == TRUE)
5575                                 break;
5576
5577                         /*
5578                          * Return -ENOKEY if either identity or passphrase is
5579                          * missing. Agent provided credentials can be used as
5580                          * fallback if needed.
5581                          */
5582                         if ((service->identity == NULL &&
5583                                         service->agent_identity == NULL) ||
5584                                         (service->passphrase == NULL &&
5585                                         service->agent_passphrase == NULL))
5586                                 return -ENOKEY;
5587
5588                         break;
5589                 }
5590                 break;
5591         }
5592
5593         if (service->network != NULL) {
5594                 if (prepare_network(service) == FALSE)
5595                         return -EINVAL;
5596
5597                 switch (service->security) {
5598                 case CONNMAN_SERVICE_SECURITY_UNKNOWN:
5599                 case CONNMAN_SERVICE_SECURITY_NONE:
5600                 case CONNMAN_SERVICE_SECURITY_WEP:
5601                 case CONNMAN_SERVICE_SECURITY_PSK:
5602                 case CONNMAN_SERVICE_SECURITY_WPA:
5603                 case CONNMAN_SERVICE_SECURITY_RSN:
5604                         break;
5605                 case CONNMAN_SERVICE_SECURITY_8021X:
5606                         prepare_8021x(service);
5607                         break;
5608                 }
5609
5610                 if (__connman_stats_service_register(service) == 0) {
5611                         __connman_stats_get(service, FALSE,
5612                                                 &service->stats.data);
5613                         __connman_stats_get(service, TRUE,
5614                                                 &service->stats_roaming.data);
5615                 }
5616
5617                 if (service->ipconfig_ipv4)
5618                         __connman_ipconfig_enable(service->ipconfig_ipv4);
5619                 if (service->ipconfig_ipv6)
5620                         __connman_ipconfig_enable(service->ipconfig_ipv6);
5621
5622                 err = __connman_network_connect(service->network);
5623         } else if (service->type == CONNMAN_SERVICE_TYPE_VPN &&
5624                                         service->provider != NULL)
5625                 err = __connman_provider_connect(service->provider);
5626         else
5627                 return -EOPNOTSUPP;
5628
5629         if (err < 0) {
5630                 if (err != -EINPROGRESS) {
5631                         __connman_ipconfig_disable(service->ipconfig_ipv4);
5632                         __connman_ipconfig_disable(service->ipconfig_ipv6);
5633                         __connman_stats_service_unregister(service);
5634                 }
5635         }
5636
5637         return err;
5638 }
5639
5640
5641 int __connman_service_connect(struct connman_service *service)
5642 {
5643         int err;
5644
5645         DBG("service %p state %s", service, state2string(service->state));
5646
5647         if (is_connected(service) == TRUE)
5648                 return -EISCONN;
5649
5650         if (is_connecting(service) == TRUE)
5651                 return -EALREADY;
5652
5653         switch (service->type) {
5654         case CONNMAN_SERVICE_TYPE_UNKNOWN:
5655         case CONNMAN_SERVICE_TYPE_SYSTEM:
5656         case CONNMAN_SERVICE_TYPE_GPS:
5657         case CONNMAN_SERVICE_TYPE_GADGET:
5658                 return -EINVAL;
5659         default:
5660                 if (is_ipconfig_usable(service) == FALSE)
5661                         return -ENOLINK;
5662
5663                 err = service_connect(service);
5664         }
5665
5666         if (err >= 0) {
5667                 set_error(service, CONNMAN_SERVICE_ERROR_UNKNOWN);
5668                 return 0;
5669         }
5670
5671         if (err == -EINPROGRESS) {
5672                 if (service->timeout == 0)
5673                         service->timeout = g_timeout_add_seconds(
5674                                 CONNECT_TIMEOUT, connect_timeout, service);
5675                 set_error(service, CONNMAN_SERVICE_ERROR_UNKNOWN);
5676                 return -EINPROGRESS;
5677         }
5678
5679         if (service->network != NULL)
5680                 __connman_network_disconnect(service->network);
5681         else if (service->type == CONNMAN_SERVICE_TYPE_VPN &&
5682                                 service->provider != NULL)
5683                         connman_provider_disconnect(service->provider);
5684
5685         if (service->userconnect == TRUE) {
5686                 if (err == -ENOKEY || err == -EPERM) {
5687                         DBusMessage *pending = NULL;
5688
5689                         /*
5690                          * We steal the reply here. The idea is that the
5691                          * connecting client will see the connection status
5692                          * after the real hidden network is connected or
5693                          * connection failed.
5694                          */
5695                         if (service->hidden == TRUE) {
5696                                 pending = service->pending;
5697                                 service->pending = NULL;
5698                         }
5699
5700                         err = __connman_agent_request_passphrase_input(service,
5701                                         request_input_cb, pending);
5702                         if (service->hidden == TRUE && err != -EINPROGRESS)
5703                                 service->pending = pending;
5704
5705                         return err;
5706                 }
5707                 reply_pending(service, -err);
5708         }
5709
5710         return err;
5711 }
5712
5713 int __connman_service_disconnect(struct connman_service *service)
5714 {
5715         int err;
5716
5717         DBG("service %p", service);
5718
5719         service->userconnect = FALSE;
5720
5721         connman_agent_cancel(service);
5722
5723         if (service->network != NULL) {
5724                 err = __connman_network_disconnect(service->network);
5725         } else if (service->type == CONNMAN_SERVICE_TYPE_VPN &&
5726                                         service->provider != NULL)
5727                 err = connman_provider_disconnect(service->provider);
5728         else
5729                 return -EOPNOTSUPP;
5730
5731         if (err < 0 && err != -EINPROGRESS)
5732                 return err;
5733
5734         __connman_6to4_remove(service->ipconfig_ipv4);
5735
5736         if (service->ipconfig_ipv4)
5737                 __connman_ipconfig_set_proxy_autoconfig(service->ipconfig_ipv4,
5738                                                         NULL);
5739         else
5740                 __connman_ipconfig_set_proxy_autoconfig(service->ipconfig_ipv6,
5741                                                         NULL);
5742
5743         __connman_ipconfig_address_remove(service->ipconfig_ipv4);
5744         __connman_ipconfig_address_remove(service->ipconfig_ipv6);
5745
5746         __connman_ipconfig_disable(service->ipconfig_ipv4);
5747         __connman_ipconfig_disable(service->ipconfig_ipv6);
5748
5749         __connman_stats_service_unregister(service);
5750
5751         return err;
5752 }
5753
5754 int __connman_service_disconnect_all(void)
5755 {
5756         GSequenceIter *iter;
5757         GSList *services = NULL, *list;
5758
5759         DBG("");
5760
5761         iter = g_sequence_get_begin_iter(service_list);
5762
5763         while (g_sequence_iter_is_end(iter) == FALSE) {
5764                 struct connman_service *service = g_sequence_get(iter);
5765
5766                 services = g_slist_prepend(services, service);
5767
5768                 iter = g_sequence_iter_next(iter);
5769         }
5770
5771         for (list = services; list != NULL; list = list->next) {
5772                 struct connman_service *service = list->data;
5773
5774                 service->ignore = TRUE;
5775
5776                 set_reconnect_state(service, FALSE);
5777
5778                 __connman_service_disconnect(service);
5779         }
5780
5781         g_slist_free(list);
5782
5783         return 0;
5784
5785 }
5786
5787 /**
5788  * lookup_by_identifier:
5789  * @identifier: service identifier
5790  *
5791  * Look up a service by identifier (reference count will not be increased)
5792  */
5793 static struct connman_service *lookup_by_identifier(const char *identifier)
5794 {
5795         GSequenceIter *iter;
5796
5797         iter = g_hash_table_lookup(service_hash, identifier);
5798         if (iter != NULL)
5799                 return g_sequence_get(iter);
5800
5801         return NULL;
5802 }
5803
5804 struct provision_user_data {
5805         const char *ident;
5806         int ret;
5807 };
5808
5809 static void provision_changed(gpointer value, gpointer user_data)
5810 {
5811         struct connman_service *service = value;
5812         struct provision_user_data *data = user_data;
5813         const char *path = data->ident;
5814         int ret;
5815
5816         ret = __connman_config_provision_service_ident(service, path,
5817                         service->config_file, service->config_entry);
5818         if (ret > 0)
5819                 data->ret = ret;
5820 }
5821
5822 int __connman_service_provision_changed(const char *ident)
5823 {
5824         struct provision_user_data data = {
5825                 .ident = ident,
5826                 .ret = 0
5827         };
5828
5829         g_sequence_foreach(service_list, provision_changed, (void *)&data);
5830
5831         /*
5832          * Because the provision_changed() might have set some services
5833          * as favorite, we must sort the sequence now.
5834          */
5835         if (services_dirty == TRUE) {
5836                 services_dirty = FALSE;
5837
5838                 if (g_sequence_get_length(service_list) > 1) {
5839                         g_sequence_sort(service_list, service_compare, NULL);
5840                         service_schedule_changed();
5841                 }
5842
5843                 __connman_connection_update_gateway();
5844         }
5845
5846         return data.ret;
5847 }
5848
5849 void __connman_service_set_config(struct connman_service *service,
5850                                 const char *file_id, const char *entry)
5851 {
5852         if (service == NULL)
5853                 return;
5854
5855         g_free(service->config_file);
5856         service->config_file = g_strdup(file_id);
5857
5858         g_free(service->config_entry);
5859         service->config_entry = g_strdup(entry);
5860 }
5861
5862 /**
5863  * __connman_service_get:
5864  * @identifier: service identifier
5865  *
5866  * Look up a service by identifier or create a new one if not found
5867  */
5868 static struct connman_service *service_get(const char *identifier)
5869 {
5870         struct connman_service *service;
5871         GSequenceIter *iter;
5872
5873         iter = g_hash_table_lookup(service_hash, identifier);
5874         if (iter != NULL) {
5875                 service = g_sequence_get(iter);
5876                 if (service != NULL)
5877                         connman_service_ref(service);
5878                 return service;
5879         }
5880
5881         service = connman_service_create();
5882         if (service == NULL)
5883                 return NULL;
5884
5885         DBG("service %p", service);
5886
5887         service->identifier = g_strdup(identifier);
5888
5889         iter = g_sequence_insert_sorted(service_list, service,
5890                                                 service_compare, NULL);
5891
5892         g_hash_table_insert(service_hash, service->identifier, iter);
5893
5894         return service;
5895 }
5896
5897 static int service_register(struct connman_service *service)
5898 {
5899         GSequenceIter *iter;
5900
5901         DBG("service %p", service);
5902
5903         if (service->path != NULL)
5904                 return -EALREADY;
5905
5906         service->path = g_strdup_printf("%s/service/%s", CONNMAN_PATH,
5907                                                 service->identifier);
5908
5909         DBG("path %s", service->path);
5910
5911         __connman_config_provision_service(service);
5912
5913         service_load(service);
5914
5915         g_dbus_register_interface(connection, service->path,
5916                                         CONNMAN_SERVICE_INTERFACE,
5917                                         service_methods, service_signals,
5918                                                         NULL, service, NULL);
5919
5920         iter = g_hash_table_lookup(service_hash, service->identifier);
5921         if (iter != NULL && g_sequence_get_length(service_list) > 1) {
5922                 g_sequence_sort_changed(iter, service_compare, NULL);
5923                 service_schedule_changed();
5924         }
5925
5926         __connman_connection_update_gateway();
5927
5928         return 0;
5929 }
5930
5931 static void service_up(struct connman_ipconfig *ipconfig)
5932 {
5933         struct connman_service *service = __connman_ipconfig_get_data(ipconfig);
5934
5935         DBG("%s up", __connman_ipconfig_get_ifname(ipconfig));
5936
5937         link_changed(service);
5938
5939         service->stats.valid = FALSE;
5940         service->stats_roaming.valid = FALSE;
5941 }
5942
5943 static void service_down(struct connman_ipconfig *ipconfig)
5944 {
5945         DBG("%s down", __connman_ipconfig_get_ifname(ipconfig));
5946 }
5947
5948 static void service_lower_up(struct connman_ipconfig *ipconfig)
5949 {
5950         struct connman_service *service = __connman_ipconfig_get_data(ipconfig);
5951
5952         DBG("%s lower up", __connman_ipconfig_get_ifname(ipconfig));
5953
5954         stats_start(service);
5955 }
5956
5957 static void service_lower_down(struct connman_ipconfig *ipconfig)
5958 {
5959         struct connman_service *service = __connman_ipconfig_get_data(ipconfig);
5960
5961         DBG("%s lower down", __connman_ipconfig_get_ifname(ipconfig));
5962
5963         if (is_idle_state(service, service->state_ipv4) == FALSE)
5964                 __connman_ipconfig_disable(service->ipconfig_ipv4);
5965
5966         if (is_idle_state(service, service->state_ipv6) == FALSE)
5967                 __connman_ipconfig_disable(service->ipconfig_ipv6);
5968
5969         stats_stop(service);
5970         service_save(service);
5971 }
5972
5973 static void service_ip_bound(struct connman_ipconfig *ipconfig)
5974 {
5975         struct connman_service *service = __connman_ipconfig_get_data(ipconfig);
5976         enum connman_ipconfig_method method = CONNMAN_IPCONFIG_METHOD_UNKNOWN;
5977         enum connman_ipconfig_type type = CONNMAN_IPCONFIG_TYPE_UNKNOWN;
5978
5979         DBG("%s ip bound", __connman_ipconfig_get_ifname(ipconfig));
5980
5981         type = __connman_ipconfig_get_config_type(ipconfig);
5982         method = __connman_ipconfig_get_method(ipconfig);
5983
5984         DBG("service %p ipconfig %p type %d method %d", service, ipconfig,
5985                                                         type, method);
5986
5987         if (type == CONNMAN_IPCONFIG_TYPE_IPV6 &&
5988                         method == CONNMAN_IPCONFIG_METHOD_AUTO)
5989                 __connman_service_ipconfig_indicate_state(service,
5990                                                 CONNMAN_SERVICE_STATE_READY,
5991                                                 CONNMAN_IPCONFIG_TYPE_IPV6);
5992
5993         settings_changed(service, ipconfig);
5994 }
5995
5996 static void service_ip_release(struct connman_ipconfig *ipconfig)
5997 {
5998         struct connman_service *service = __connman_ipconfig_get_data(ipconfig);
5999         enum connman_ipconfig_method method = CONNMAN_IPCONFIG_METHOD_UNKNOWN;
6000         enum connman_ipconfig_type type = CONNMAN_IPCONFIG_TYPE_UNKNOWN;
6001
6002         DBG("%s ip release", __connman_ipconfig_get_ifname(ipconfig));
6003
6004         type = __connman_ipconfig_get_config_type(ipconfig);
6005         method = __connman_ipconfig_get_method(ipconfig);
6006
6007         DBG("service %p ipconfig %p type %d method %d", service, ipconfig,
6008                                                         type, method);
6009
6010         if (type == CONNMAN_IPCONFIG_TYPE_IPV6 &&
6011                         method == CONNMAN_IPCONFIG_METHOD_OFF)
6012                 __connman_service_ipconfig_indicate_state(service,
6013                                         CONNMAN_SERVICE_STATE_DISCONNECT,
6014                                         CONNMAN_IPCONFIG_TYPE_IPV6);
6015
6016         if (type == CONNMAN_IPCONFIG_TYPE_IPV4 &&
6017                         method == CONNMAN_IPCONFIG_METHOD_OFF)
6018                 __connman_service_ipconfig_indicate_state(service,
6019                                         CONNMAN_SERVICE_STATE_DISCONNECT,
6020                                         CONNMAN_IPCONFIG_TYPE_IPV4);
6021
6022         settings_changed(service, ipconfig);
6023 }
6024
6025 static void service_route_changed(struct connman_ipconfig *ipconfig)
6026 {
6027         struct connman_service *service = __connman_ipconfig_get_data(ipconfig);
6028
6029         DBG("%s route changed", __connman_ipconfig_get_ifname(ipconfig));
6030
6031         settings_changed(service, ipconfig);
6032 }
6033
6034 static const struct connman_ipconfig_ops service_ops = {
6035         .up             = service_up,
6036         .down           = service_down,
6037         .lower_up       = service_lower_up,
6038         .lower_down     = service_lower_down,
6039         .ip_bound       = service_ip_bound,
6040         .ip_release     = service_ip_release,
6041         .route_set      = service_route_changed,
6042         .route_unset    = service_route_changed,
6043 };
6044
6045 static void setup_ip4config(struct connman_service *service, int index,
6046                         enum connman_ipconfig_method method)
6047 {
6048         service->ipconfig_ipv4 = __connman_ipconfig_create(index,
6049                                                 CONNMAN_IPCONFIG_TYPE_IPV4);
6050         if (service->ipconfig_ipv4 == NULL)
6051                 return;
6052
6053         __connman_ipconfig_set_method(service->ipconfig_ipv4, method);
6054
6055         __connman_ipconfig_set_data(service->ipconfig_ipv4, service);
6056
6057         __connman_ipconfig_set_ops(service->ipconfig_ipv4, &service_ops);
6058 }
6059
6060 static void setup_ip6config(struct connman_service *service, int index)
6061 {
6062         service->ipconfig_ipv6 = __connman_ipconfig_create(index,
6063                                                 CONNMAN_IPCONFIG_TYPE_IPV6);
6064         if (service->ipconfig_ipv6 == NULL)
6065                 return;
6066
6067         __connman_ipconfig_set_data(service->ipconfig_ipv6, service);
6068
6069         __connman_ipconfig_set_ops(service->ipconfig_ipv6, &service_ops);
6070 }
6071
6072 void __connman_service_read_ip4config(struct connman_service *service)
6073 {
6074         GKeyFile *keyfile;
6075
6076         if (service->ipconfig_ipv4 == NULL)
6077                 return;
6078
6079         keyfile = connman_storage_load_service(service->identifier);
6080         if (keyfile == NULL)
6081                 return;
6082
6083         __connman_ipconfig_load(service->ipconfig_ipv4, keyfile,
6084                                 service->identifier, "IPv4.");
6085
6086         g_key_file_free(keyfile);
6087 }
6088
6089 void connman_service_create_ip4config(struct connman_service *service,
6090                                         int index)
6091 {
6092         DBG("ipv4 %p", service->ipconfig_ipv4);
6093
6094         if (service->ipconfig_ipv4 != NULL)
6095                 return;
6096
6097         setup_ip4config(service, index, CONNMAN_IPCONFIG_METHOD_DHCP);
6098         __connman_service_read_ip4config(service);
6099 }
6100
6101 void __connman_service_read_ip6config(struct connman_service *service)
6102 {
6103         GKeyFile *keyfile;
6104
6105         if (service->ipconfig_ipv6 == NULL)
6106                 return;
6107
6108         keyfile = connman_storage_load_service(service->identifier);
6109         if (keyfile == NULL)
6110                 return;
6111
6112         __connman_ipconfig_load(service->ipconfig_ipv6, keyfile,
6113                                 service->identifier, "IPv6.");
6114
6115         g_key_file_free(keyfile);
6116 }
6117
6118 void connman_service_create_ip6config(struct connman_service *service,
6119                                                                 int index)
6120 {
6121         DBG("ipv6 %p", service->ipconfig_ipv6);
6122
6123         if (service->ipconfig_ipv6 != NULL)
6124                 return;
6125
6126         setup_ip6config(service, index);
6127
6128         __connman_service_read_ip6config(service);
6129 }
6130
6131 /**
6132  * connman_service_lookup_from_network:
6133  * @network: network structure
6134  *
6135  * Look up a service by network (reference count will not be increased)
6136  */
6137 struct connman_service *connman_service_lookup_from_network(struct connman_network *network)
6138 {
6139         struct connman_service *service;
6140         const char *ident, *group;
6141         char *name;
6142
6143         DBG("network %p", network);
6144
6145         if (network == NULL)
6146                 return NULL;
6147
6148         ident = __connman_network_get_ident(network);
6149         if (ident == NULL)
6150                 return NULL;
6151
6152         group = connman_network_get_group(network);
6153         if (group == NULL)
6154                 return NULL;
6155
6156         name = g_strdup_printf("%s_%s_%s",
6157                         __connman_network_get_type(network), ident, group);
6158         service = lookup_by_identifier(name);
6159         g_free(name);
6160
6161         return service;
6162 }
6163
6164 struct connman_service *__connman_service_lookup_from_index(int index)
6165 {
6166         struct connman_service *service;
6167         GSequenceIter *iter;
6168
6169         iter = g_sequence_get_begin_iter(service_list);
6170
6171         while (g_sequence_iter_is_end(iter) == FALSE) {
6172                 service = g_sequence_get(iter);
6173
6174                 if (__connman_ipconfig_get_index(service->ipconfig_ipv4)
6175                                                         == index)
6176                         return service;
6177
6178                 if (__connman_ipconfig_get_index(service->ipconfig_ipv6)
6179                                                         == index)
6180                         return service;
6181
6182                 iter = g_sequence_iter_next(iter);
6183         }
6184
6185         return NULL;
6186 }
6187
6188 struct connman_service *__connman_service_lookup_from_ident(const char *identifier)
6189 {
6190         return lookup_by_identifier(identifier);
6191 }
6192
6193 const char *__connman_service_get_ident(struct connman_service *service)
6194 {
6195         return service->identifier;
6196 }
6197
6198 const char *__connman_service_get_path(struct connman_service *service)
6199 {
6200         return service->path;
6201 }
6202
6203 unsigned int __connman_service_get_order(struct connman_service *service)
6204 {
6205         GSequenceIter *iter;
6206
6207         if (service == NULL)
6208                 return 0;
6209
6210         if (service->favorite == FALSE) {
6211                 service->order = 0;
6212                 goto done;
6213         }
6214
6215         iter = g_hash_table_lookup(service_hash, service->identifier);
6216         if (iter != NULL) {
6217                 if (g_sequence_iter_get_position(iter) == 0)
6218                         service->order = 1;
6219                 else if (service->type == CONNMAN_SERVICE_TYPE_VPN &&
6220                                 service->do_split_routing == FALSE)
6221                         service->order = 10;
6222                 else
6223                         service->order = 0;
6224         }
6225
6226         DBG("service %p name %s order %d split %d", service, service->name,
6227                 service->order, service->do_split_routing);
6228
6229 done:
6230         return service->order;
6231 }
6232
6233 void __connman_service_update_ordering(void)
6234 {
6235         GSequenceIter *iter;
6236
6237         iter = g_sequence_get_begin_iter(service_list);
6238         if (iter != NULL && g_sequence_get_length(service_list) > 1)
6239                 g_sequence_sort_changed(iter, service_compare, NULL);
6240 }
6241
6242 static enum connman_service_type convert_network_type(struct connman_network *network)
6243 {
6244         enum connman_network_type type = connman_network_get_type(network);
6245
6246         switch (type) {
6247         case CONNMAN_NETWORK_TYPE_UNKNOWN:
6248         case CONNMAN_NETWORK_TYPE_VENDOR:
6249                 break;
6250         case CONNMAN_NETWORK_TYPE_ETHERNET:
6251                 return CONNMAN_SERVICE_TYPE_ETHERNET;
6252         case CONNMAN_NETWORK_TYPE_WIFI:
6253                 return CONNMAN_SERVICE_TYPE_WIFI;
6254         case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
6255         case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
6256                 return CONNMAN_SERVICE_TYPE_BLUETOOTH;
6257         case CONNMAN_NETWORK_TYPE_CELLULAR:
6258                 return CONNMAN_SERVICE_TYPE_CELLULAR;
6259         }
6260
6261         return CONNMAN_SERVICE_TYPE_UNKNOWN;
6262 }
6263
6264 static enum connman_service_security convert_wifi_security(const char *security)
6265 {
6266         if (security == NULL)
6267                 return CONNMAN_SERVICE_SECURITY_UNKNOWN;
6268         else if (g_str_equal(security, "none") == TRUE)
6269                 return CONNMAN_SERVICE_SECURITY_NONE;
6270         else if (g_str_equal(security, "wep") == TRUE)
6271                 return CONNMAN_SERVICE_SECURITY_WEP;
6272         else if (g_str_equal(security, "psk") == TRUE)
6273                 return CONNMAN_SERVICE_SECURITY_PSK;
6274         else if (g_str_equal(security, "ieee8021x") == TRUE)
6275                 return CONNMAN_SERVICE_SECURITY_8021X;
6276         else if (g_str_equal(security, "wpa") == TRUE)
6277                 return CONNMAN_SERVICE_SECURITY_WPA;
6278         else if (g_str_equal(security, "rsn") == TRUE)
6279                 return CONNMAN_SERVICE_SECURITY_RSN;
6280         else
6281                 return CONNMAN_SERVICE_SECURITY_UNKNOWN;
6282 }
6283
6284 static void update_from_network(struct connman_service *service,
6285                                         struct connman_network *network)
6286 {
6287         connman_uint8_t strength = service->strength;
6288         GSequenceIter *iter;
6289         const char *str;
6290
6291         DBG("service %p network %p", service, network);
6292
6293         if (is_connected(service) == TRUE)
6294                 return;
6295
6296         if (is_connecting(service) == TRUE)
6297                 return;
6298
6299         str = connman_network_get_string(network, "Name");
6300         if (str != NULL) {
6301                 g_free(service->name);
6302                 service->name = g_strdup(str);
6303                 service->hidden = FALSE;
6304         } else {
6305                 g_free(service->name);
6306                 service->name = NULL;
6307                 service->hidden = TRUE;
6308         }
6309
6310         service->strength = connman_network_get_strength(network);
6311         service->roaming = connman_network_get_bool(network, "Roaming");
6312
6313         if (service->strength == 0) {
6314                 /*
6315                  * Filter out 0-values; it's unclear what they mean
6316                  * and they cause anomalous sorting of the priority list.
6317                  */
6318                 service->strength = strength;
6319         }
6320
6321         str = connman_network_get_string(network, "WiFi.Security");
6322         service->security = convert_wifi_security(str);
6323
6324         if (service->type == CONNMAN_SERVICE_TYPE_WIFI)
6325                 service->wps = connman_network_get_bool(network, "WiFi.WPS");
6326
6327         if (service->strength > strength && service->network != NULL) {
6328                 connman_network_unref(service->network);
6329                 service->network = connman_network_ref(network);
6330
6331                 strength_changed(service);
6332         }
6333
6334         if (service->network == NULL)
6335                 service->network = connman_network_ref(network);
6336
6337         iter = g_hash_table_lookup(service_hash, service->identifier);
6338         if (iter != NULL && g_sequence_get_length(service_list) > 1) {
6339                 g_sequence_sort_changed(iter, service_compare, NULL);
6340                 service_schedule_changed();
6341         }
6342 }
6343
6344 /**
6345  * __connman_service_create_from_network:
6346  * @network: network structure
6347  *
6348  * Look up service by network and if not found, create one
6349  */
6350 struct connman_service * __connman_service_create_from_network(struct connman_network *network)
6351 {
6352         struct connman_service *service;
6353         struct connman_device *device;
6354         const char *ident, *group;
6355         char *name;
6356         unsigned int *auto_connect_types;
6357         int i, index;
6358
6359         DBG("network %p", network);
6360
6361         if (network == NULL)
6362                 return NULL;
6363
6364         ident = __connman_network_get_ident(network);
6365         if (ident == NULL)
6366                 return NULL;
6367
6368         group = connman_network_get_group(network);
6369         if (group == NULL)
6370                 return NULL;
6371
6372         name = g_strdup_printf("%s_%s_%s",
6373                         __connman_network_get_type(network), ident, group);
6374         service = service_get(name);
6375         g_free(name);
6376
6377         if (service == NULL)
6378                 return NULL;
6379
6380         if (__connman_network_get_weakness(network) == TRUE)
6381                 return service;
6382
6383         if (service->path != NULL) {
6384                 update_from_network(service, network);
6385                 __connman_connection_update_gateway();
6386                 return service;
6387         }
6388
6389         service->type = convert_network_type(network);
6390
6391         auto_connect_types = connman_setting_get_uint_list("DefaultAutoConnectTechnologies");
6392         service->autoconnect = FALSE;
6393         for (i = 0; auto_connect_types != NULL &&
6394                      auto_connect_types[i] != 0; i++) {
6395                 if (service->type == auto_connect_types[i]) {
6396                         service->autoconnect = TRUE;
6397                         break;
6398                 }
6399         }
6400
6401         switch (service->type) {
6402         case CONNMAN_SERVICE_TYPE_UNKNOWN:
6403         case CONNMAN_SERVICE_TYPE_SYSTEM:
6404         case CONNMAN_SERVICE_TYPE_BLUETOOTH:
6405         case CONNMAN_SERVICE_TYPE_GPS:
6406         case CONNMAN_SERVICE_TYPE_VPN:
6407         case CONNMAN_SERVICE_TYPE_GADGET:
6408         case CONNMAN_SERVICE_TYPE_WIFI:
6409         case CONNMAN_SERVICE_TYPE_CELLULAR:
6410                 break;
6411         case CONNMAN_SERVICE_TYPE_ETHERNET:
6412                 service->favorite = TRUE;
6413                 break;
6414         }
6415
6416         service->state_ipv4 = service->state_ipv6 = CONNMAN_SERVICE_STATE_IDLE;
6417         service->state = combine_state(service->state_ipv4, service->state_ipv6);
6418
6419         update_from_network(service, network);
6420
6421         index = connman_network_get_index(network);
6422
6423         if (service->ipconfig_ipv4 == NULL)
6424                 setup_ip4config(service, index, CONNMAN_IPCONFIG_METHOD_DHCP);
6425
6426         if (service->ipconfig_ipv6 == NULL)
6427                 setup_ip6config(service, index);
6428
6429         service_register(service);
6430
6431         if (service->favorite == TRUE) {
6432                 device = connman_network_get_device(service->network);
6433                 if (device && connman_device_get_scanning(device) == FALSE)
6434                         __connman_service_auto_connect();
6435         }
6436
6437         __connman_notifier_service_add(service, service->name);
6438         service_schedule_added(service);
6439
6440         return service;
6441 }
6442
6443 void __connman_service_update_from_network(struct connman_network *network)
6444 {
6445         connman_bool_t need_sort = FALSE;
6446         struct connman_service *service;
6447         connman_uint8_t strength;
6448         connman_bool_t roaming;
6449         GSequenceIter *iter;
6450         const char *name;
6451         connman_bool_t stats_enable;
6452
6453         DBG("network %p", network);
6454
6455         service = connman_service_lookup_from_network(network);
6456         if (service == NULL)
6457                 return;
6458
6459         if (service->network == NULL)
6460                 return;
6461
6462         name = connman_network_get_string(service->network, "Name");
6463         if (g_strcmp0(service->name, name) != 0) {
6464                 g_free(service->name);
6465                 service->name = g_strdup(name);
6466
6467                 if (allow_property_changed(service) == TRUE)
6468                         connman_dbus_property_changed_basic(service->path,
6469                                         CONNMAN_SERVICE_INTERFACE, "Name",
6470                                         DBUS_TYPE_STRING, &service->name);
6471         }
6472
6473         if (service->type == CONNMAN_SERVICE_TYPE_WIFI)
6474                 service->wps = connman_network_get_bool(network, "WiFi.WPS");
6475
6476         strength = connman_network_get_strength(service->network);
6477         if (strength == service->strength)
6478                 goto roaming;
6479
6480         service->strength = strength;
6481         need_sort = TRUE;
6482
6483         strength_changed(service);
6484
6485 roaming:
6486         roaming = connman_network_get_bool(service->network, "Roaming");
6487         if (roaming == service->roaming)
6488                 goto sorting;
6489
6490         stats_enable = stats_enabled(service);
6491         if (stats_enable == TRUE)
6492                 stats_stop(service);
6493
6494         service->roaming = roaming;
6495         need_sort = TRUE;
6496
6497         if (stats_enable == TRUE)
6498                 stats_start(service);
6499
6500         roaming_changed(service);
6501
6502 sorting:
6503         if (need_sort == TRUE) {
6504                 iter = g_hash_table_lookup(service_hash, service->identifier);
6505                 if (iter != NULL && g_sequence_get_length(service_list) > 1) {
6506                         g_sequence_sort_changed(iter, service_compare, NULL);
6507                         service_schedule_changed();
6508                 }
6509         }
6510 }
6511
6512 void __connman_service_remove_from_network(struct connman_network *network)
6513 {
6514         struct connman_service *service;
6515
6516         DBG("network %p", network);
6517
6518         service = connman_service_lookup_from_network(network);
6519         if (service == NULL)
6520                 return;
6521
6522         service->ignore = TRUE;
6523
6524         __connman_connection_gateway_remove(service,
6525                                         CONNMAN_IPCONFIG_TYPE_ALL);
6526
6527         connman_service_unref(service);
6528 }
6529
6530 /**
6531  * __connman_service_create_from_provider:
6532  * @provider: provider structure
6533  *
6534  * Look up service by provider and if not found, create one
6535  */
6536 struct connman_service *
6537 __connman_service_create_from_provider(struct connman_provider *provider)
6538 {
6539         struct connman_service *service;
6540         const char *ident, *str;
6541         char *name;
6542         int index = connman_provider_get_index(provider);
6543
6544         DBG("provider %p", provider);
6545
6546         ident = __connman_provider_get_ident(provider);
6547         if (ident == NULL)
6548                 return NULL;
6549
6550         name = g_strdup_printf("vpn_%s", ident);
6551         service = service_get(name);
6552         g_free(name);
6553
6554         if (service == NULL)
6555                 return NULL;
6556
6557         service->type = CONNMAN_SERVICE_TYPE_VPN;
6558         service->provider = connman_provider_ref(provider);
6559         service->autoconnect = FALSE;
6560         service->userconnect = TRUE;
6561
6562         service->state_ipv4 = service->state_ipv6 = CONNMAN_SERVICE_STATE_IDLE;
6563         service->state = combine_state(service->state_ipv4, service->state_ipv6);
6564
6565         str = connman_provider_get_string(provider, "Name");
6566         if (str != NULL) {
6567                 g_free(service->name);
6568                 service->name = g_strdup(str);
6569                 service->hidden = FALSE;
6570         } else {
6571                 g_free(service->name);
6572                 service->name = NULL;
6573                 service->hidden = TRUE;
6574         }
6575
6576         service->strength = 0;
6577
6578         if (service->ipconfig_ipv4 == NULL)
6579                 setup_ip4config(service, index, CONNMAN_IPCONFIG_METHOD_MANUAL);
6580
6581         if (service->ipconfig_ipv6 == NULL)
6582                 setup_ip6config(service, index);
6583
6584         service_register(service);
6585
6586         __connman_notifier_service_add(service, service->name);
6587         service_schedule_added(service);
6588
6589         return service;
6590 }
6591
6592 static void remove_unprovisioned_services()
6593 {
6594         gchar **services;
6595         GKeyFile *keyfile, *configkeyfile;
6596         char *file, *section;
6597         int i = 0;
6598
6599         services = connman_storage_get_services();
6600         if (services == NULL)
6601                 return;
6602
6603         for (;services[i] != NULL; i++) {
6604                 file = section = NULL;
6605                 keyfile = configkeyfile = NULL;
6606
6607                 keyfile = connman_storage_load_service(services[i]);
6608                 if (keyfile == NULL)
6609                         continue;
6610
6611                 file = g_key_file_get_string(keyfile, services[i],
6612                                         "Config.file", NULL);
6613                 if (file == NULL)
6614                         goto next;
6615
6616                 section = g_key_file_get_string(keyfile, services[i],
6617                                         "Config.ident", NULL);
6618                 if (section == NULL)
6619                         goto next;
6620
6621                 configkeyfile = __connman_storage_load_config(file);
6622                 if (configkeyfile == NULL) {
6623                         /*
6624                          * Config file is missing, remove the provisioned
6625                          * service.
6626                          */
6627                         __connman_storage_remove_service(services[i]);
6628                         goto next;
6629                 }
6630
6631                 if (g_key_file_has_group(configkeyfile, section) == FALSE)
6632                         /*
6633                          * Config section is missing, remove the provisioned
6634                          * service.
6635                          */
6636                         __connman_storage_remove_service(services[i]);
6637
6638         next:
6639                 if (keyfile != NULL)
6640                         g_key_file_free(keyfile);
6641
6642                 if (configkeyfile != NULL)
6643                         g_key_file_free(configkeyfile);
6644
6645                 g_free(section);
6646                 g_free(file);
6647         }
6648
6649         g_strfreev(services);
6650 }
6651
6652 static int agent_probe(struct connman_agent *agent)
6653 {
6654         DBG("agent %p", agent);
6655         return 0;
6656 }
6657
6658 static void agent_remove(struct connman_agent *agent)
6659 {
6660         DBG("agent %p", agent);
6661 }
6662
6663 static void *agent_context_ref(void *context)
6664 {
6665         struct connman_service *service = context;
6666
6667         return (void *)connman_service_ref(service);
6668 }
6669
6670 static void agent_context_unref(void *context)
6671 {
6672         struct connman_service *service = context;
6673
6674         connman_service_unref(service);
6675 }
6676
6677 static struct connman_agent_driver agent_driver = {
6678         .name           = "service",
6679         .interface      = CONNMAN_AGENT_INTERFACE,
6680         .probe          = agent_probe,
6681         .remove         = agent_remove,
6682         .context_ref    = agent_context_ref,
6683         .context_unref  = agent_context_unref,
6684 };
6685
6686 int __connman_service_init(void)
6687 {
6688         int err;
6689
6690         DBG("");
6691
6692         err = connman_agent_driver_register(&agent_driver);
6693         if (err < 0) {
6694                 connman_error("Cannot register agent driver for %s",
6695                                                 agent_driver.name);
6696                 return err;
6697         }
6698
6699         connection = connman_dbus_get_connection();
6700
6701         service_hash = g_hash_table_new_full(g_str_hash, g_str_equal,
6702                                                                 NULL, NULL);
6703
6704         service_list = g_sequence_new(service_free);
6705
6706         services_notify = g_new0(struct _services_notify, 1);
6707         services_notify->remove = g_hash_table_new_full(g_str_hash,
6708                         g_str_equal, g_free, NULL);
6709         services_notify->add = g_hash_table_new(g_str_hash, g_str_equal);
6710
6711         remove_unprovisioned_services();
6712
6713         return 0;
6714 }
6715
6716 void __connman_service_cleanup(void)
6717 {
6718         GSequence *list;
6719
6720         DBG("");
6721
6722         if (autoconnect_timeout != 0) {
6723                 g_source_remove(autoconnect_timeout);
6724                 autoconnect_timeout = 0;
6725         }
6726
6727         list = service_list;
6728         service_list = NULL;
6729         g_sequence_free(list);
6730
6731         g_hash_table_destroy(service_hash);
6732         service_hash = NULL;
6733
6734         g_slist_free(counter_list);
6735         counter_list = NULL;
6736
6737         if (services_notify->id != 0) {
6738                 g_source_remove(services_notify->id);
6739                 service_send_changed(NULL);
6740                 g_hash_table_destroy(services_notify->remove);
6741                 g_hash_table_destroy(services_notify->add);
6742         }
6743         g_free(services_notify);
6744
6745         connman_agent_driver_unregister(&agent_driver);
6746
6747         dbus_connection_unref(connection);
6748 }