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 #include <stdint.h>
  33
  34 #include <connman/storage.h>
  35 #include <connman/setting.h>
  36 #include <connman/agent.h>
  37
  38 #include "connman.h"
  39
  40 #define CONNECT_TIMEOUT         120
  41
  42 static DBusConnection *connection = NULL;
  43
  44 static GSequence *service_list = NULL;
  45 static GHashTable *service_hash = NULL;
  46 static GSList *counter_list = NULL;
  47 static unsigned int autoconnect_timeout = 0;
  48 static struct connman_service *current_default = NULL;
  49 static connman_bool_t services_dirty = FALSE;
  50
  51 struct connman_stats {
  52         connman_bool_t valid;
  53         connman_bool_t enabled;
  54         struct connman_stats_data data_last;
  55         struct connman_stats_data data;
  56         GTimer *timer;
  57 };
  58
  59 struct connman_stats_counter {
  60         connman_bool_t append_all;
  61         struct connman_stats stats;
  62         struct connman_stats stats_roaming;
  63 };
  64
  65 struct connman_service {
  66         int refcount;
  67         int session_usage_count;
  68         char *identifier;
  69         char *path;
  70         enum connman_service_type type;
  71         enum connman_service_security security;
  72         enum connman_service_state state;
  73         enum connman_service_state state_ipv4;
  74         enum connman_service_state state_ipv6;
  75         enum connman_service_error error;
  76         uint8_t strength;
  77         connman_bool_t favorite;
  78         connman_bool_t immutable;
  79         connman_bool_t hidden;
  80         connman_bool_t ignore;
  81         connman_bool_t autoconnect;
  82         connman_bool_t userconnect;
  83         GTimeVal modified;
  84         unsigned int order;
  85         char *name;
  86         char *passphrase;
  87         char *agent_passphrase;
  88         connman_bool_t roaming;
  89         struct connman_ipconfig *ipconfig_ipv4;
  90         struct connman_ipconfig *ipconfig_ipv6;
  91         struct connman_network *network;
  92         struct connman_provider *provider;
  93         char **nameservers;
  94         char **nameservers_config;
  95         char **nameservers_auto;
  96         char **domains;
  97         char *domainname;
  98         char **timeservers;
  99         char **timeservers_config;
 100         /* 802.1x settings from the config files */
 101         char *eap;
 102         char *identity;
 103         char *agent_identity;
 104         char *ca_cert_file;
 105         char *client_cert_file;
 106         char *private_key_file;
 107         char *private_key_passphrase;
 108         char *phase2;
 109         DBusMessage *pending;
 110         DBusMessage *provider_pending;
 111         guint timeout;
 112         struct connman_stats stats;
 113         struct connman_stats stats_roaming;
 114         GHashTable *counter_table;
 115         enum connman_service_proxy_method proxy;
 116         enum connman_service_proxy_method proxy_config;
 117         char **proxies;
 118         char **excludes;
 119         char *pac;
 120         connman_bool_t wps;
 121         int online_check_count;
 122         connman_bool_t do_split_routing;
 123         connman_bool_t new_service;
 124         connman_bool_t hidden_service;
 125         char *config_file;
 126         char *config_entry;
 127 };
 128
 129 static connman_bool_t allow_property_changed(struct connman_service *service);
 130
 131 static struct connman_ipconfig *create_ip4config(struct connman_service *service,
 132                 int index, enum connman_ipconfig_method method);
 133 static struct connman_ipconfig *create_ip6config(struct connman_service *service,
 134                 int index);
 135
 136
 137 struct find_data {
 138         const char *path;
 139         struct connman_service *service;
 140 };
 141
 142 static void compare_path(gpointer value, gpointer user_data)
 143 {
 144         struct connman_service *service = value;
 145         struct find_data *data = user_data;
 146
 147         if (data->service != NULL)
 148                 return;
 149
 150         if (g_strcmp0(service->path, data->path) == 0)
 151                 data->service = service;
 152 }
 153
 154 static struct connman_service *find_service(const char *path)
 155 {
 156         struct find_data data = { .path = path, .service = NULL };
 157
 158         DBG("path %s", path);
 159
 160         g_sequence_foreach(service_list, compare_path, &data);
 161
 162         return data.service;
 163 }
 164
 165 const char *__connman_service_type2string(enum connman_service_type type)
 166 {
 167         switch (type) {
 168         case CONNMAN_SERVICE_TYPE_UNKNOWN:
 169                 break;
 170         case CONNMAN_SERVICE_TYPE_SYSTEM:
 171                 return "system";
 172         case CONNMAN_SERVICE_TYPE_ETHERNET:
 173                 return "ethernet";
 174         case CONNMAN_SERVICE_TYPE_WIFI:
 175                 return "wifi";
 176         case CONNMAN_SERVICE_TYPE_BLUETOOTH:
 177                 return "bluetooth";
 178         case CONNMAN_SERVICE_TYPE_CELLULAR:
 179                 return "cellular";
 180         case CONNMAN_SERVICE_TYPE_GPS:
 181                 return "gps";
 182         case CONNMAN_SERVICE_TYPE_VPN:
 183                 return "vpn";
 184         case CONNMAN_SERVICE_TYPE_GADGET:
 185                 return "gadget";
 186         }
 187
 188         return NULL;
 189 }
 190
 191 enum connman_service_type __connman_service_string2type(const char *str)
 192 {
 193         if (str == NULL)
 194                 return CONNMAN_SERVICE_TYPE_UNKNOWN;
 195
 196         if (strcmp(str, "ethernet") == 0)
 197                 return CONNMAN_SERVICE_TYPE_ETHERNET;
 198         if (strcmp(str, "gadget") == 0)
 199                 return CONNMAN_SERVICE_TYPE_GADGET;
 200         if (strcmp(str, "wifi") == 0)
 201                 return CONNMAN_SERVICE_TYPE_WIFI;
 202         if (strcmp(str, "cellular") == 0)
 203                 return CONNMAN_SERVICE_TYPE_CELLULAR;
 204         if (strcmp(str, "bluetooth") == 0)
 205                 return CONNMAN_SERVICE_TYPE_BLUETOOTH;
 206         if (strcmp(str, "vpn") == 0)
 207                 return CONNMAN_SERVICE_TYPE_VPN;
 208         if (strcmp(str, "gps") == 0)
 209                 return CONNMAN_SERVICE_TYPE_GPS;
 210         if (strcmp(str, "system") == 0)
 211                 return CONNMAN_SERVICE_TYPE_SYSTEM;
 212
 213         return CONNMAN_SERVICE_TYPE_UNKNOWN;
 214 }
 215
 216 static const char *security2string(enum connman_service_security security)
 217 {
 218         switch (security) {
 219         case CONNMAN_SERVICE_SECURITY_UNKNOWN:
 220                 break;
 221         case CONNMAN_SERVICE_SECURITY_NONE:
 222                 return "none";
 223         case CONNMAN_SERVICE_SECURITY_WEP:
 224                 return "wep";
 225         case CONNMAN_SERVICE_SECURITY_PSK:
 226         case CONNMAN_SERVICE_SECURITY_WPA:
 227         case CONNMAN_SERVICE_SECURITY_RSN:
 228                 return "psk";
 229         case CONNMAN_SERVICE_SECURITY_8021X:
 230                 return "ieee8021x";
 231         }
 232
 233         return NULL;
 234 }
 235
 236 static const char *state2string(enum connman_service_state state)
 237 {
 238         switch (state) {
 239         case CONNMAN_SERVICE_STATE_UNKNOWN:
 240                 break;
 241         case CONNMAN_SERVICE_STATE_IDLE:
 242                 return "idle";
 243         case CONNMAN_SERVICE_STATE_ASSOCIATION:
 244                 return "association";
 245         case CONNMAN_SERVICE_STATE_CONFIGURATION:
 246                 return "configuration";
 247         case CONNMAN_SERVICE_STATE_READY:
 248                 return "ready";
 249         case CONNMAN_SERVICE_STATE_ONLINE:
 250                 return "online";
 251         case CONNMAN_SERVICE_STATE_DISCONNECT:
 252                 return "disconnect";
 253         case CONNMAN_SERVICE_STATE_FAILURE:
 254                 return "failure";
 255         }
 256
 257         return NULL;
 258 }
 259
 260 static const char *error2string(enum connman_service_error error)
 261 {
 262         switch (error) {
 263         case CONNMAN_SERVICE_ERROR_UNKNOWN:
 264                 break;
 265         case CONNMAN_SERVICE_ERROR_OUT_OF_RANGE:
 266                 return "out-of-range";
 267         case CONNMAN_SERVICE_ERROR_PIN_MISSING:
 268                 return "pin-missing";
 269         case CONNMAN_SERVICE_ERROR_DHCP_FAILED:
 270                 return "dhcp-failed";
 271         case CONNMAN_SERVICE_ERROR_CONNECT_FAILED:
 272                 return "connect-failed";
 273         case CONNMAN_SERVICE_ERROR_LOGIN_FAILED:
 274                 return "login-failed";
 275         case CONNMAN_SERVICE_ERROR_AUTH_FAILED:
 276                 return "auth-failed";
 277         case CONNMAN_SERVICE_ERROR_INVALID_KEY:
 278                 return "invalid-key";
 279         }
 280
 281         return NULL;
 282 }
 283
 284 static enum connman_service_error string2error(const char *error)
 285 {
 286         if (g_strcmp0(error, "dhcp-failed") == 0)
 287                 return CONNMAN_SERVICE_ERROR_DHCP_FAILED;
 288         else if (g_strcmp0(error, "pin-missing") == 0)
 289                 return CONNMAN_SERVICE_ERROR_PIN_MISSING;
 290         else if (g_strcmp0(error, "invalid-key") == 0)
 291                 return CONNMAN_SERVICE_ERROR_INVALID_KEY;
 292
 293         return CONNMAN_SERVICE_ERROR_UNKNOWN;
 294 }
 295
 296 static const char *proxymethod2string(enum connman_service_proxy_method method)
 297 {
 298         switch (method) {
 299         case CONNMAN_SERVICE_PROXY_METHOD_DIRECT:
 300                 return "direct";
 301         case CONNMAN_SERVICE_PROXY_METHOD_MANUAL:
 302                 return "manual";
 303         case CONNMAN_SERVICE_PROXY_METHOD_AUTO:
 304                 return "auto";
 305         case CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN:
 306                 break;
 307         }
 308
 309         return NULL;
 310 }
 311
 312 static enum connman_service_proxy_method string2proxymethod(const char *method)
 313 {
 314         if (g_strcmp0(method, "direct") == 0)
 315                 return CONNMAN_SERVICE_PROXY_METHOD_DIRECT;
 316         else if (g_strcmp0(method, "auto") == 0)
 317                 return CONNMAN_SERVICE_PROXY_METHOD_AUTO;
 318         else if (g_strcmp0(method, "manual") == 0)
 319                 return CONNMAN_SERVICE_PROXY_METHOD_MANUAL;
 320         else
 321                 return CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN;
 322 }
 323
 324 static int service_load(struct connman_service *service)
 325 {
 326         GKeyFile *keyfile;
 327         GError *error = NULL;
 328         gsize length;
 329         gchar *str;
 330         connman_bool_t autoconnect;
 331         unsigned int ssid_len;
 332         int err = 0;
 333
 334         DBG("service %p", service);
 335
 336         keyfile = connman_storage_load_service(service->identifier);
 337         if (keyfile == NULL) {
 338                 service->new_service = TRUE;
 339                 return -EIO;
 340         } else
 341                 service->new_service = FALSE;
 342
 343         switch (service->type) {
 344         case CONNMAN_SERVICE_TYPE_UNKNOWN:
 345         case CONNMAN_SERVICE_TYPE_SYSTEM:
 346         case CONNMAN_SERVICE_TYPE_GPS:
 347         case CONNMAN_SERVICE_TYPE_GADGET:
 348                 break;
 349         case CONNMAN_SERVICE_TYPE_VPN:
 350                 service->do_split_routing = g_key_file_get_boolean(keyfile,
 351                                 service->identifier, "SplitRouting", NULL);
 352                 break;
 353         case CONNMAN_SERVICE_TYPE_WIFI:
 354                 if (service->name == NULL) {
 355                         gchar *name;
 356
 357                         name = g_key_file_get_string(keyfile,
 358                                         service->identifier, "Name", NULL);
 359                         if (name != NULL) {
 360                                 g_free(service->name);
 361                                 service->name = name;
 362                         }
 363
 364                         if (service->network != NULL)
 365                                 connman_network_set_name(service->network,
 366                                                                         name);
 367                 }
 368
 369                 if (service->network &&
 370                                 connman_network_get_blob(service->network,
 371                                         "WiFi.SSID", &ssid_len) == NULL) {
 372                         gchar *hex_ssid;
 373
 374                         hex_ssid = g_key_file_get_string(keyfile,
 375                                                         service->identifier,
 376                                                                 "SSID", NULL);
 377
 378                         if (hex_ssid != NULL) {
 379                                 gchar *ssid;
 380                                 unsigned int i, j = 0, hex;
 381                                 size_t hex_ssid_len = strlen(hex_ssid);
 382
 383                                 ssid = g_try_malloc0(hex_ssid_len / 2);
 384                                 if (ssid == NULL) {
 385                                         g_free(hex_ssid);
 386                                         err = -ENOMEM;
 387                                         goto done;
 388                                 }
 389
 390                                 for (i = 0; i < hex_ssid_len; i += 2) {
 391                                         sscanf(hex_ssid + i, "%02x", &hex);
 392                                         ssid[j++] = hex;
 393                                 }
 394
 395                                 connman_network_set_blob(service->network,
 396                                         "WiFi.SSID", ssid, hex_ssid_len / 2);
 397                         }
 398
 399                         g_free(hex_ssid);
 400                 }
 401                 /* fall through */
 402
 403         case CONNMAN_SERVICE_TYPE_BLUETOOTH:
 404         case CONNMAN_SERVICE_TYPE_CELLULAR:
 405                 service->favorite = g_key_file_get_boolean(keyfile,
 406                                 service->identifier, "Favorite", NULL);
 407
 408                 str = g_key_file_get_string(keyfile,
 409                                 service->identifier, "Failure", NULL);
 410                 if (str != NULL) {
 411                         if (service->favorite == FALSE)
 412                                 service->state_ipv4 = service->state_ipv6 =
 413                                         CONNMAN_SERVICE_STATE_FAILURE;
 414                         service->error = string2error(str);
 415                         g_free(str);
 416                 }
 417                 /* fall through */
 418
 419         case CONNMAN_SERVICE_TYPE_ETHERNET:
 420                 autoconnect = g_key_file_get_boolean(keyfile,
 421                                 service->identifier, "AutoConnect", &error);
 422                 if (error == NULL)
 423                         service->autoconnect = autoconnect;
 424                 g_clear_error(&error);
 425                 break;
 426         }
 427
 428         str = g_key_file_get_string(keyfile,
 429                                 service->identifier, "Modified", NULL);
 430         if (str != NULL) {
 431                 g_time_val_from_iso8601(str, &service->modified);
 432                 g_free(str);
 433         }
 434
 435         str = g_key_file_get_string(keyfile,
 436                                 service->identifier, "Passphrase", NULL);
 437         if (str != NULL) {
 438                 g_free(service->passphrase);
 439                 service->passphrase = str;
 440         }
 441
 442         if (service->ipconfig_ipv4 != NULL)
 443                 __connman_ipconfig_load(service->ipconfig_ipv4, keyfile,
 444                                         service->identifier, "IPv4.");
 445
 446         if (service->ipconfig_ipv6 != NULL)
 447                 __connman_ipconfig_load(service->ipconfig_ipv6, keyfile,
 448                                         service->identifier, "IPv6.");
 449
 450         service->nameservers_config = g_key_file_get_string_list(keyfile,
 451                         service->identifier, "Nameservers", &length, NULL);
 452         if (service->nameservers_config != NULL && length == 0) {
 453                 g_strfreev(service->nameservers_config);
 454                 service->nameservers_config = NULL;
 455         }
 456
 457         service->timeservers_config = g_key_file_get_string_list(keyfile,
 458                         service->identifier, "Timeservers", &length, NULL);
 459         if (service->timeservers_config != NULL && length == 0) {
 460                 g_strfreev(service->timeservers_config);
 461                 service->timeservers_config = NULL;
 462         }
 463
 464         service->domains = g_key_file_get_string_list(keyfile,
 465                         service->identifier, "Domains", &length, NULL);
 466         if (service->domains != NULL && length == 0) {
 467                 g_strfreev(service->domains);
 468                 service->domains = NULL;
 469         }
 470
 471         str = g_key_file_get_string(keyfile,
 472                                 service->identifier, "Proxy.Method", NULL);
 473         if (str != NULL)
 474                 service->proxy_config = string2proxymethod(str);
 475
 476         g_free(str);
 477
 478         service->proxies = g_key_file_get_string_list(keyfile,
 479                         service->identifier, "Proxy.Servers", &length, NULL);
 480         if (service->proxies != NULL && length == 0) {
 481                 g_strfreev(service->proxies);
 482                 service->proxies = NULL;
 483         }
 484
 485         service->excludes = g_key_file_get_string_list(keyfile,
 486                         service->identifier, "Proxy.Excludes", &length, NULL);
 487         if (service->excludes != NULL && length == 0) {
 488                 g_strfreev(service->excludes);
 489                 service->excludes = NULL;
 490         }
 491
 492         str = g_key_file_get_string(keyfile,
 493                                 service->identifier, "Proxy.URL", NULL);
 494         if (str != NULL) {
 495                 g_free(service->pac);
 496                 service->pac = str;
 497         }
 498
 499         service->hidden_service = g_key_file_get_boolean(keyfile,
 500                                         service->identifier, "Hidden", NULL);
 501
 502 done:
 503         g_key_file_free(keyfile);
 504
 505         return err;
 506 }
 507
 508 static int service_save(struct connman_service *service)
 509 {
 510         GKeyFile *keyfile;
 511         gchar *str;
 512         guint freq;
 513         const char *cst_str = NULL;
 514         int err = 0;
 515
 516         DBG("service %p new %d", service, service->new_service);
 517
 518         if (service->new_service == TRUE)
 519                 return -ESRCH;
 520
 521         keyfile = __connman_storage_open_service(service->identifier);
 522         if (keyfile == NULL)
 523                 return -EIO;
 524
 525         if (service->name != NULL)
 526                 g_key_file_set_string(keyfile, service->identifier,
 527                                                 "Name", service->name);
 528
 529         switch (service->type) {
 530         case CONNMAN_SERVICE_TYPE_UNKNOWN:
 531         case CONNMAN_SERVICE_TYPE_SYSTEM:
 532         case CONNMAN_SERVICE_TYPE_GPS:
 533         case CONNMAN_SERVICE_TYPE_GADGET:
 534                 break;
 535         case CONNMAN_SERVICE_TYPE_VPN:
 536                 g_key_file_set_boolean(keyfile, service->identifier,
 537                                 "SplitRouting", service->do_split_routing);
 538                 break;
 539         case CONNMAN_SERVICE_TYPE_WIFI:
 540                 if (service->network) {
 541                         const unsigned char *ssid;
 542                         unsigned int ssid_len = 0;
 543
 544                         ssid = connman_network_get_blob(service->network,
 545                                                         "WiFi.SSID", &ssid_len);
 546
 547                         if (ssid != NULL && ssid_len > 0 && ssid[0] != '\0') {
 548                                 char *identifier = service->identifier;
 549                                 GString *ssid_str;
 550                                 unsigned int i;
 551
 552                                 ssid_str = g_string_sized_new(ssid_len * 2);
 553                                 if (ssid_str == NULL) {
 554                                         err = -ENOMEM;
 555                                         goto done;
 556                                 }
 557
 558                                 for (i = 0; i < ssid_len; i++)
 559                                         g_string_append_printf(ssid_str,
 560                                                         "%02x", ssid[i]);
 561
 562                                 g_key_file_set_string(keyfile, identifier,
 563                                                         "SSID", ssid_str->str);
 564
 565                                 g_string_free(ssid_str, TRUE);
 566                         }
 567
 568                         freq = connman_network_get_frequency(service->network);
 569                         g_key_file_set_integer(keyfile, service->identifier,
 570                                                 "Frequency", freq);
 571                 }
 572                 /* fall through */
 573
 574         case CONNMAN_SERVICE_TYPE_BLUETOOTH:
 575         case CONNMAN_SERVICE_TYPE_CELLULAR:
 576                 g_key_file_set_boolean(keyfile, service->identifier,
 577                                         "Favorite", service->favorite);
 578
 579                 if (service->state_ipv4 == CONNMAN_SERVICE_STATE_FAILURE ||
 580                         service->state_ipv6 == CONNMAN_SERVICE_STATE_FAILURE) {
 581                         const char *failure = error2string(service->error);
 582                         if (failure != NULL)
 583                                 g_key_file_set_string(keyfile,
 584                                                         service->identifier,
 585                                                         "Failure", failure);
 586                 } else {
 587                         g_key_file_remove_key(keyfile, service->identifier,
 588                                                         "Failure", NULL);
 589                 }
 590                 /* fall through */
 591
 592         case CONNMAN_SERVICE_TYPE_ETHERNET:
 593                 if (service->favorite == TRUE)
 594                         g_key_file_set_boolean(keyfile, service->identifier,
 595                                         "AutoConnect", service->autoconnect);
 596                 break;
 597         }
 598
 599         str = g_time_val_to_iso8601(&service->modified);
 600         if (str != NULL) {
 601                 g_key_file_set_string(keyfile, service->identifier,
 602                                                         "Modified", str);
 603                 g_free(str);
 604         }
 605
 606         if (service->passphrase != NULL && strlen(service->passphrase) > 0)
 607                 g_key_file_set_string(keyfile, service->identifier,
 608                                         "Passphrase", service->passphrase);
 609         else
 610                 g_key_file_remove_key(keyfile, service->identifier,
 611                                                         "Passphrase", NULL);
 612
 613         if (service->ipconfig_ipv4 != NULL)
 614                 __connman_ipconfig_save(service->ipconfig_ipv4, keyfile,
 615                                         service->identifier, "IPv4.");
 616
 617         if (service->ipconfig_ipv6 != NULL)
 618                 __connman_ipconfig_save(service->ipconfig_ipv6, keyfile,
 619                                                 service->identifier, "IPv6.");
 620
 621         if (service->nameservers_config != NULL) {
 622                 guint len = g_strv_length(service->nameservers_config);
 623
 624                 g_key_file_set_string_list(keyfile, service->identifier,
 625                                                                 "Nameservers",
 626                                 (const gchar **) service->nameservers_config, len);
 627         } else
 628         g_key_file_remove_key(keyfile, service->identifier,
 629                                                         "Nameservers", NULL);
 630
 631         if (service->timeservers_config != NULL) {
 632                 guint len = g_strv_length(service->timeservers_config);
 633
 634                 g_key_file_set_string_list(keyfile, service->identifier,
 635                                                                 "Timeservers",
 636                                 (const gchar **) service->timeservers_config, len);
 637         } else
 638                 g_key_file_remove_key(keyfile, service->identifier,
 639                                                         "Timeservers", NULL);
 640
 641         if (service->domains != NULL) {
 642                 guint len = g_strv_length(service->domains);
 643
 644                 g_key_file_set_string_list(keyfile, service->identifier,
 645                                                                 "Domains",
 646                                 (const gchar **) service->domains, len);
 647         } else
 648                 g_key_file_remove_key(keyfile, service->identifier,
 649                                                         "Domains", NULL);
 650
 651         cst_str = proxymethod2string(service->proxy_config);
 652         if (cst_str != NULL)
 653                 g_key_file_set_string(keyfile, service->identifier,
 654                                 "Proxy.Method", cst_str);
 655
 656         if (service->proxies != NULL) {
 657                 guint len = g_strv_length(service->proxies);
 658
 659                 g_key_file_set_string_list(keyfile, service->identifier,
 660                                 "Proxy.Servers",
 661                                 (const gchar **) service->proxies, len);
 662         } else
 663                 g_key_file_remove_key(keyfile, service->identifier,
 664                                                 "Proxy.Servers", NULL);
 665
 666         if (service->excludes != NULL) {
 667                 guint len = g_strv_length(service->excludes);
 668
 669                 g_key_file_set_string_list(keyfile, service->identifier,
 670                                 "Proxy.Excludes",
 671                                 (const gchar **) service->excludes, len);
 672         } else
 673                 g_key_file_remove_key(keyfile, service->identifier,
 674                                                 "Proxy.Excludes", NULL);
 675
 676         if (service->pac != NULL && strlen(service->pac) > 0)
 677                 g_key_file_set_string(keyfile, service->identifier,
 678                                         "Proxy.URL", service->pac);
 679         else
 680                 g_key_file_remove_key(keyfile, service->identifier,
 681                                                         "Proxy.URL", NULL);
 682
 683         if (service->hidden_service == TRUE)
 684                 g_key_file_set_boolean(keyfile, service->identifier, "Hidden",
 685                                                                         TRUE);
 686
 687         if (service->config_file != NULL && strlen(service->config_file) > 0)
 688                 g_key_file_set_string(keyfile, service->identifier,
 689                                 "Config.file", service->config_file);
 690
 691         if (service->config_entry != NULL &&
 692                                         strlen(service->config_entry) > 0)
 693                 g_key_file_set_string(keyfile, service->identifier,
 694                                 "Config.ident", service->config_entry);
 695
 696 done:
 697         __connman_storage_save_service(keyfile, service->identifier);
 698
 699         g_key_file_free(keyfile);
 700
 701         return err;
 702 }
 703
 704 void __connman_service_save(struct connman_service *service)
 705 {
 706         service_save(service);
 707 }
 708
 709 static enum connman_service_state combine_state(
 710                                         enum connman_service_state state_a,
 711                                         enum connman_service_state state_b)
 712 {
 713         enum connman_service_state result;
 714
 715         if (state_a == state_b) {
 716                 result = state_a;
 717                 goto done;
 718         }
 719
 720         if (state_a == CONNMAN_SERVICE_STATE_UNKNOWN) {
 721                 result = state_b;
 722                 goto done;
 723         }
 724
 725         if (state_b == CONNMAN_SERVICE_STATE_UNKNOWN) {
 726                 result = state_a;
 727                 goto done;
 728         }
 729
 730         if (state_a == CONNMAN_SERVICE_STATE_IDLE) {
 731                 result = state_b;
 732                 goto done;
 733         }
 734
 735         if (state_b == CONNMAN_SERVICE_STATE_IDLE) {
 736                 result = state_a;
 737                 goto done;
 738         }
 739
 740         if (state_a == CONNMAN_SERVICE_STATE_ONLINE) {
 741                 result = state_a;
 742                 goto done;
 743         }
 744
 745         if (state_b == CONNMAN_SERVICE_STATE_ONLINE) {
 746                 result = state_b;
 747                 goto done;
 748         }
 749
 750         if (state_a == CONNMAN_SERVICE_STATE_READY) {
 751                 result = state_a;
 752                 goto done;
 753         }
 754
 755         if (state_b == CONNMAN_SERVICE_STATE_READY) {
 756                 result = state_b;
 757                 goto done;
 758         }
 759
 760         if (state_a == CONNMAN_SERVICE_STATE_CONFIGURATION) {
 761                 result = state_a;
 762                 goto done;
 763         }
 764
 765         if (state_b == CONNMAN_SERVICE_STATE_CONFIGURATION) {
 766                 result = state_b;
 767                 goto done;
 768         }
 769
 770         if (state_a == CONNMAN_SERVICE_STATE_ASSOCIATION) {
 771                 result = state_a;
 772                 goto done;
 773         }
 774
 775         if (state_b == CONNMAN_SERVICE_STATE_ASSOCIATION) {
 776                 result = state_b;
 777                 goto done;
 778         }
 779
 780         if (state_a == CONNMAN_SERVICE_STATE_DISCONNECT) {
 781                 result = state_a;
 782                 goto done;
 783         }
 784
 785         if (state_b == CONNMAN_SERVICE_STATE_DISCONNECT) {
 786                 result = state_b;
 787                 goto done;
 788         }
 789
 790         result = CONNMAN_SERVICE_STATE_FAILURE;
 791
 792 done:
 793         return result;
 794 }
 795
 796 static connman_bool_t is_connecting_state(struct connman_service *service,
 797                                         enum connman_service_state state)
 798 {
 799         switch (state) {
 800         case CONNMAN_SERVICE_STATE_UNKNOWN:
 801         case CONNMAN_SERVICE_STATE_IDLE:
 802         case CONNMAN_SERVICE_STATE_FAILURE:
 803                 if (service->network != NULL)
 804                         return connman_network_get_connecting(service->network);
 805         case CONNMAN_SERVICE_STATE_DISCONNECT:
 806         case CONNMAN_SERVICE_STATE_READY:
 807         case CONNMAN_SERVICE_STATE_ONLINE:
 808                 break;
 809         case CONNMAN_SERVICE_STATE_ASSOCIATION:
 810         case CONNMAN_SERVICE_STATE_CONFIGURATION:
 811                 return TRUE;
 812         }
 813
 814         return FALSE;
 815 }
 816
 817 static connman_bool_t is_connected_state(const struct connman_service *service,
 818                                         enum connman_service_state state)
 819 {
 820         switch (state) {
 821         case CONNMAN_SERVICE_STATE_UNKNOWN:
 822         case CONNMAN_SERVICE_STATE_IDLE:
 823         case CONNMAN_SERVICE_STATE_ASSOCIATION:
 824         case CONNMAN_SERVICE_STATE_CONFIGURATION:
 825         case CONNMAN_SERVICE_STATE_DISCONNECT:
 826         case CONNMAN_SERVICE_STATE_FAILURE:
 827                 break;
 828         case CONNMAN_SERVICE_STATE_READY:
 829         case CONNMAN_SERVICE_STATE_ONLINE:
 830                 return TRUE;
 831         }
 832
 833         return FALSE;
 834 }
 835
 836 static connman_bool_t is_idle_state(const struct connman_service *service,
 837                                 enum connman_service_state state)
 838 {
 839         switch (state) {
 840         case CONNMAN_SERVICE_STATE_UNKNOWN:
 841         case CONNMAN_SERVICE_STATE_ASSOCIATION:
 842         case CONNMAN_SERVICE_STATE_CONFIGURATION:
 843         case CONNMAN_SERVICE_STATE_READY:
 844         case CONNMAN_SERVICE_STATE_ONLINE:
 845         case CONNMAN_SERVICE_STATE_DISCONNECT:
 846         case CONNMAN_SERVICE_STATE_FAILURE:
 847                 break;
 848         case CONNMAN_SERVICE_STATE_IDLE:
 849                 return TRUE;
 850         }
 851
 852         return FALSE;
 853 }
 854
 855 static connman_bool_t is_connecting(struct connman_service *service)
 856 {
 857         return is_connecting_state(service, service->state);
 858 }
 859
 860 static connman_bool_t is_connected(struct connman_service *service)
 861 {
 862         return is_connected_state(service, service->state);
 863 }
 864
 865 static int nameserver_get_index(struct connman_service *service)
 866 {
 867         int index;
 868
 869         index = __connman_service_get_index(service);
 870
 871         if (index < 0)
 872                 return -1;
 873
 874         switch (combine_state(service->state_ipv4, service->state_ipv6)) {
 875         case CONNMAN_SERVICE_STATE_UNKNOWN:
 876         case CONNMAN_SERVICE_STATE_IDLE:
 877         case CONNMAN_SERVICE_STATE_ASSOCIATION:
 878         case CONNMAN_SERVICE_STATE_CONFIGURATION:
 879         case CONNMAN_SERVICE_STATE_FAILURE:
 880         case CONNMAN_SERVICE_STATE_DISCONNECT:
 881                 return -1;
 882         case CONNMAN_SERVICE_STATE_READY:
 883         case CONNMAN_SERVICE_STATE_ONLINE:
 884                 break;
 885         }
 886
 887         return index;
 888 }
 889
 890 static void remove_nameservers(struct connman_service *service,
 891                 int index, char **ns)
 892 {
 893         int i;
 894
 895         if (ns == NULL)
 896                 return;
 897
 898         if (index < 0)
 899                 index = nameserver_get_index(service);
 900
 901         if (index < 0)
 902                         return;
 903
 904         for (i = 0; ns[i] != NULL; i++)
 905                 connman_resolver_remove(index, NULL, ns[i]);
 906 }
 907
 908 static void remove_searchdomains(struct connman_service *service,
 909                 int index, char **sd)
 910 {
 911         int i;
 912
 913         if (sd == NULL)
 914                 return;
 915
 916         if (index < 0)
 917                 index = nameserver_get_index(service);
 918
 919         if (index < 0)
 920                 return;
 921
 922         for (i = 0; sd[i] != NULL; i++)
 923                 connman_resolver_remove(index, sd[i], NULL);
 924 }
 925
 926 static void update_nameservers(struct connman_service *service)
 927 {
 928         int index;
 929
 930         index = __connman_service_get_index(service);
 931         if (index < 0)
 932                 return;
 933
 934         switch (combine_state(service->state_ipv4, service->state_ipv6)) {
 935         case CONNMAN_SERVICE_STATE_UNKNOWN:
 936         case CONNMAN_SERVICE_STATE_IDLE:
 937         case CONNMAN_SERVICE_STATE_ASSOCIATION:
 938         case CONNMAN_SERVICE_STATE_CONFIGURATION:
 939                 return;
 940         case CONNMAN_SERVICE_STATE_FAILURE:
 941         case CONNMAN_SERVICE_STATE_DISCONNECT:
 942                 connman_resolver_remove_all(index);
 943                 return;
 944         case CONNMAN_SERVICE_STATE_READY:
 945         case CONNMAN_SERVICE_STATE_ONLINE:
 946                 break;
 947         }
 948
 949         if (service->nameservers_config != NULL) {
 950                 int i;
 951
 952                 remove_nameservers(service, index, service->nameservers);
 953
 954                 i = g_strv_length(service->nameservers_config);
 955                 while (i != 0) {
 956                         i--;
 957                         connman_resolver_append(index, NULL,
 958                                         service->nameservers_config[i]);
 959                 }
 960         } else if (service->nameservers != NULL) {
 961                 int i;
 962
 963                 i = g_strv_length(service->nameservers);
 964                 while (i != 0) {
 965                         i--;
 966                         connman_resolver_append(index, NULL,
 967                                         service->nameservers[i]);
 968                 }
 969         }
 970
 971         if (service->domains != NULL) {
 972                 char *searchdomains[2] = {NULL, NULL};
 973                 int i;
 974
 975                 searchdomains[0] = service->domainname;
 976                 remove_searchdomains(service, index, searchdomains);
 977
 978                 i = g_strv_length(service->domains);
 979                 while (i != 0) {
 980                         i--;
 981                         connman_resolver_append(index, service->domains[i],
 982                                                 NULL);
 983                 }
 984         } else if (service->domainname != NULL)
 985                 connman_resolver_append(index, service->domainname, NULL);
 986
 987         connman_resolver_flush();
 988 }
 989
 990 /*
 991  * The is_auto variable is set to true when IPv6 autoconf nameservers are
 992  * inserted to resolver via netlink message (see rtnl.c:rtnl_newnduseropt()
 993  * for details) and not through service.c
 994  */
 995 int __connman_service_nameserver_append(struct connman_service *service,
 996                                 const char *nameserver, gboolean is_auto)
 997 {
 998         char **nameservers;
 999         int len, i;
1000
1001         DBG("service %p nameserver %s auto %d", service, nameserver, is_auto);
1002
1003         if (nameserver == NULL)
1004                 return -EINVAL;
1005
1006         if (is_auto == TRUE)
1007                 nameservers = service->nameservers_auto;
1008         else
1009                 nameservers = service->nameservers;
1010
1011         for (i = 0; nameservers != NULL && nameservers[i] != NULL; i++)
1012                 if (g_strcmp0(nameservers[i], nameserver) == 0)
1013                         return -EEXIST;
1014
1015         if (nameservers != NULL) {
1016                 len = g_strv_length(nameservers);
1017                 nameservers = g_try_renew(char *, nameservers, len + 2);
1018         } else {
1019                 len = 0;
1020                 nameservers = g_try_new0(char *, len + 2);
1021         }
1022
1023         if (nameservers == NULL)
1024                 return -ENOMEM;
1025
1026         nameservers[len] = g_strdup(nameserver);
1027         if (nameservers[len] == NULL)
1028                 return -ENOMEM;
1029
1030         nameservers[len + 1] = NULL;
1031
1032         if (is_auto == TRUE) {
1033                 service->nameservers_auto = nameservers;
1034         } else {
1035                 service->nameservers = nameservers;
1036                 update_nameservers(service);
1037         }
1038
1039         return 0;
1040 }
1041
1042 int __connman_service_nameserver_remove(struct connman_service *service,
1043                                 const char *nameserver, gboolean is_auto)
1044 {
1045         char **servers, **nameservers;
1046         gboolean found = FALSE;
1047         int len, i, j;
1048
1049         DBG("service %p nameserver %s auto %d", service, nameserver, is_auto);
1050
1051         if (nameserver == NULL)
1052                 return -EINVAL;
1053
1054         if (is_auto == TRUE)
1055                 nameservers = service->nameservers_auto;
1056         else
1057                 nameservers = service->nameservers;
1058
1059         if (nameservers == NULL)
1060                 return 0;
1061
1062         for (i = 0; nameservers != NULL && nameservers[i] != NULL; i++)
1063                 if (g_strcmp0(nameservers[i], nameserver) == 0) {
1064                         found = TRUE;
1065                         break;
1066                 }
1067
1068         if (found == FALSE)
1069                 return 0;
1070
1071         len = g_strv_length(nameservers);
1072
1073         if (len == 1) {
1074                 g_strfreev(nameservers);
1075                 if (is_auto == TRUE)
1076                         service->nameservers_auto = NULL;
1077                 else
1078                         service->nameservers = NULL;
1079
1080                 return 0;
1081         }
1082
1083         servers = g_try_new0(char *, len);
1084         if (servers == NULL)
1085                 return -ENOMEM;
1086
1087         for (i = 0, j = 0; i < len; i++) {
1088                 if (g_strcmp0(nameservers[i], nameserver) != 0) {
1089                         servers[j] = g_strdup(nameservers[i]);
1090                         if (servers[j] == NULL)
1091                                 return -ENOMEM;
1092                         j++;
1093                 }
1094         }
1095         servers[len - 1] = NULL;
1096
1097         g_strfreev(nameservers);
1098         nameservers = servers;
1099
1100         if (is_auto == TRUE) {
1101                 service->nameservers_auto = nameservers;
1102         } else {
1103                 service->nameservers = nameservers;
1104                 update_nameservers(service);
1105         }
1106
1107         return 0;
1108 }
1109
1110 void __connman_service_nameserver_clear(struct connman_service *service)
1111 {
1112         g_strfreev(service->nameservers);
1113         service->nameservers = NULL;
1114
1115         update_nameservers(service);
1116 }
1117
1118 static void add_nameserver_route(int family, int index, char *nameserver,
1119                                 const char *gw)
1120 {
1121         switch (family) {
1122         case AF_INET:
1123                 if (connman_inet_compare_subnet(index, nameserver) == TRUE)
1124                         break;
1125
1126                 if (connman_inet_add_host_route(index, nameserver, gw) < 0)
1127                         /* For P-t-P link the above route add will fail */
1128                         connman_inet_add_host_route(index, nameserver, NULL);
1129                 break;
1130
1131         case AF_INET6:
1132                 if (connman_inet_add_ipv6_host_route(index, nameserver,
1133                                                                 gw) < 0)
1134                         connman_inet_add_ipv6_host_route(index, nameserver,
1135                                                         NULL);
1136                 break;
1137         }
1138 }
1139
1140 static void nameserver_add_routes(int index, char **nameservers,
1141                                         const char *gw)
1142 {
1143         int i, family;
1144
1145         for (i = 0; nameservers[i] != NULL; i++) {
1146                 family = connman_inet_check_ipaddress(nameservers[i]);
1147                 if (family < 0)
1148                         continue;
1149
1150                 add_nameserver_route(family, index, nameservers[i], gw);
1151         }
1152 }
1153
1154 static void nameserver_del_routes(int index, char **nameservers,
1155                                 enum connman_ipconfig_type type)
1156 {
1157         int i, family;
1158
1159         for (i = 0; nameservers[i] != NULL; i++) {
1160                 family = connman_inet_check_ipaddress(nameservers[i]);
1161                 if (family < 0)
1162                         continue;
1163
1164                 switch (family) {
1165                 case AF_INET:
1166                         if (type != CONNMAN_IPCONFIG_TYPE_IPV6)
1167                                 connman_inet_del_host_route(index,
1168                                                         nameservers[i]);
1169                         break;
1170                 case AF_INET6:
1171                         if (type != CONNMAN_IPCONFIG_TYPE_IPV4)
1172                                 connman_inet_del_ipv6_host_route(index,
1173                                                         nameservers[i]);
1174                         break;
1175                 }
1176         }
1177 }
1178
1179 void __connman_service_nameserver_add_routes(struct connman_service *service,
1180                                                 const char *gw)
1181 {
1182         int index = -1;
1183
1184         if (service == NULL)
1185                 return;
1186
1187         if (service->network != NULL)
1188                 index = connman_network_get_index(service->network);
1189         else if (service->provider != NULL)
1190                 index = connman_provider_get_index(service->provider);
1191
1192         if (service->nameservers_config != NULL) {
1193                 /*
1194                  * Configured nameserver takes preference over the
1195                  * discoverd nameserver gathered from DHCP, VPN, etc.
1196                  */
1197                 nameserver_add_routes(index, service->nameservers_config, gw);
1198         } else if (service->nameservers != NULL) {
1199                 /*
1200                  * We add nameservers host routes for nameservers that
1201                  * are not on our subnet. For those who are, the subnet
1202                  * route will be installed by the time the dns proxy code
1203                  * tries to reach them. The subnet route is installed
1204                  * when setting the interface IP address.
1205                  */
1206                 nameserver_add_routes(index, service->nameservers, gw);
1207         }
1208 }
1209
1210 void __connman_service_nameserver_del_routes(struct connman_service *service,
1211                                         enum connman_ipconfig_type type)
1212 {
1213         int index = -1;
1214
1215         if (service == NULL)
1216                 return;
1217
1218         if (service->network != NULL)
1219                 index = connman_network_get_index(service->network);
1220         else if (service->provider != NULL)
1221                 index = connman_provider_get_index(service->provider);
1222
1223         if (service->nameservers_config != NULL)
1224                 nameserver_del_routes(index, service->nameservers_config,
1225                                         type);
1226         else if (service->nameservers != NULL)
1227                 nameserver_del_routes(index, service->nameservers, type);
1228 }
1229
1230 static struct connman_stats *stats_get(struct connman_service *service)
1231 {
1232         if (service->roaming == TRUE)
1233                 return &service->stats_roaming;
1234         else
1235                 return &service->stats;
1236 }
1237
1238 static connman_bool_t stats_enabled(struct connman_service *service)
1239 {
1240         struct connman_stats *stats = stats_get(service);
1241
1242         return stats->enabled;
1243 }
1244
1245 static void stats_start(struct connman_service *service)
1246 {
1247         struct connman_stats *stats = stats_get(service);
1248
1249         DBG("service %p", service);
1250
1251         if (stats->timer == NULL)
1252                 return;
1253
1254         stats->enabled = TRUE;
1255         stats->data_last.time = stats->data.time;
1256
1257         g_timer_start(stats->timer);
1258 }
1259
1260 static void stats_stop(struct connman_service *service)
1261 {
1262         struct connman_stats *stats = stats_get(service);
1263         unsigned int seconds;
1264
1265         DBG("service %p", service);
1266
1267         if (stats->timer == NULL)
1268                 return;
1269
1270         if (stats->enabled == FALSE)
1271                 return;
1272
1273         g_timer_stop(stats->timer);
1274
1275         seconds = g_timer_elapsed(stats->timer, NULL);
1276         stats->data.time = stats->data_last.time + seconds;
1277
1278         stats->enabled = FALSE;
1279 }
1280
1281 static void reset_stats(struct connman_service *service)
1282 {
1283         DBG("service %p", service);
1284
1285         /* home */
1286         service->stats.valid = FALSE;
1287
1288         service->stats.data.rx_packets = 0;
1289         service->stats.data.tx_packets = 0;
1290         service->stats.data.rx_bytes = 0;
1291         service->stats.data.tx_bytes = 0;
1292         service->stats.data.rx_errors = 0;
1293         service->stats.data.tx_errors = 0;
1294         service->stats.data.rx_dropped = 0;
1295         service->stats.data.tx_dropped = 0;
1296         service->stats.data.time = 0;
1297         service->stats.data_last.time = 0;
1298
1299         g_timer_reset(service->stats.timer);
1300
1301         /* roaming */
1302         service->stats_roaming.valid = FALSE;
1303
1304         service->stats_roaming.data.rx_packets = 0;
1305         service->stats_roaming.data.tx_packets = 0;
1306         service->stats_roaming.data.rx_bytes = 0;
1307         service->stats_roaming.data.tx_bytes = 0;
1308         service->stats_roaming.data.rx_errors = 0;
1309         service->stats_roaming.data.tx_errors = 0;
1310         service->stats_roaming.data.rx_dropped = 0;
1311         service->stats_roaming.data.tx_dropped = 0;
1312         service->stats_roaming.data.time = 0;
1313         service->stats_roaming.data_last.time = 0;
1314
1315         g_timer_reset(service->stats_roaming.timer);
1316 }
1317
1318 struct connman_service *__connman_service_get_default(void)
1319 {
1320         struct connman_service *service;
1321         GSequenceIter *iter;
1322
1323         iter = g_sequence_get_begin_iter(service_list);
1324
1325         if (g_sequence_iter_is_end(iter) == TRUE)
1326                 return NULL;
1327
1328         service = g_sequence_get(iter);
1329
1330         if (is_connected(service) == FALSE)
1331                 return NULL;
1332
1333         return service;
1334 }
1335
1336 static void default_changed(void)
1337 {
1338         struct connman_service *service = __connman_service_get_default();
1339
1340         if (service == current_default)
1341                 return;
1342
1343         __connman_service_timeserver_changed(current_default, NULL);
1344
1345         current_default = service;
1346
1347         __connman_notifier_default_changed(service);
1348 }
1349
1350 static void state_changed(struct connman_service *service)
1351 {
1352         const char *str;
1353
1354         __connman_notifier_service_state_changed(service, service->state);
1355
1356         str = state2string(service->state);
1357         if (str == NULL)
1358                 return;
1359
1360         if (allow_property_changed(service) == FALSE)
1361                 return;
1362
1363         connman_dbus_property_changed_basic(service->path,
1364                                 CONNMAN_SERVICE_INTERFACE, "State",
1365                                                 DBUS_TYPE_STRING, &str);
1366 }
1367
1368 static void strength_changed(struct connman_service *service)
1369 {
1370         if (service->strength == 0)
1371                 return;
1372
1373         if (allow_property_changed(service) == FALSE)
1374                 return;
1375
1376         connman_dbus_property_changed_basic(service->path,
1377                                 CONNMAN_SERVICE_INTERFACE, "Strength",
1378                                         DBUS_TYPE_BYTE, &service->strength);
1379 }
1380
1381 static void favorite_changed(struct connman_service *service)
1382 {
1383         if (service->path == NULL)
1384                 return;
1385
1386         if (allow_property_changed(service) == FALSE)
1387                 return;
1388
1389         connman_dbus_property_changed_basic(service->path,
1390                                 CONNMAN_SERVICE_INTERFACE, "Favorite",
1391                                         DBUS_TYPE_BOOLEAN, &service->favorite);
1392 }
1393
1394 static void immutable_changed(struct connman_service *service)
1395 {
1396         if (service->path == NULL)
1397                 return;
1398
1399         if (allow_property_changed(service) == FALSE)
1400                 return;
1401
1402         connman_dbus_property_changed_basic(service->path,
1403                                 CONNMAN_SERVICE_INTERFACE, "Immutable",
1404                                         DBUS_TYPE_BOOLEAN, &service->immutable);
1405 }
1406
1407 static void roaming_changed(struct connman_service *service)
1408 {
1409         if (service->path == NULL)
1410                 return;
1411
1412         if (allow_property_changed(service) == FALSE)
1413                 return;
1414
1415         connman_dbus_property_changed_basic(service->path,
1416                                 CONNMAN_SERVICE_INTERFACE, "Roaming",
1417                                         DBUS_TYPE_BOOLEAN, &service->roaming);
1418 }
1419
1420 static void autoconnect_changed(struct connman_service *service)
1421 {
1422         if (service->path == NULL)
1423                 return;
1424
1425         if (allow_property_changed(service) == FALSE)
1426                 return;
1427
1428         connman_dbus_property_changed_basic(service->path,
1429                                 CONNMAN_SERVICE_INTERFACE, "AutoConnect",
1430                                 DBUS_TYPE_BOOLEAN, &service->autoconnect);
1431 }
1432
1433 static void append_security(DBusMessageIter *iter, void *user_data)
1434 {
1435         struct connman_service *service = user_data;
1436         const char *str;
1437
1438         str = security2string(service->security);
1439         if (str != NULL)
1440                 dbus_message_iter_append_basic(iter,
1441                                 DBUS_TYPE_STRING, &str);
1442
1443         /*
1444          * Some access points incorrectly advertise WPS even when they
1445          * are configured as open or no security, so filter
1446          * appropriately.
1447          */
1448         if (service->wps == TRUE) {
1449                 switch (service->security) {
1450                 case CONNMAN_SERVICE_SECURITY_PSK:
1451                 case CONNMAN_SERVICE_SECURITY_WPA:
1452                 case CONNMAN_SERVICE_SECURITY_RSN:
1453                         str = "wps";
1454                         dbus_message_iter_append_basic(iter,
1455                                 DBUS_TYPE_STRING, &str);
1456                         break;
1457                 case CONNMAN_SERVICE_SECURITY_UNKNOWN:
1458                 case CONNMAN_SERVICE_SECURITY_NONE:
1459                 case CONNMAN_SERVICE_SECURITY_WEP:
1460                 case CONNMAN_SERVICE_SECURITY_8021X:
1461                         break;
1462                 }
1463         }
1464 }
1465
1466 static void append_ethernet(DBusMessageIter *iter, void *user_data)
1467 {
1468         struct connman_service *service = user_data;
1469
1470         if (service->ipconfig_ipv4 != NULL)
1471                 __connman_ipconfig_append_ethernet(service->ipconfig_ipv4,
1472                                                                         iter);
1473         else if (service->ipconfig_ipv6 != NULL)
1474                 __connman_ipconfig_append_ethernet(service->ipconfig_ipv6,
1475                                                                         iter);
1476 }
1477
1478 static void append_ipv4(DBusMessageIter *iter, void *user_data)
1479 {
1480         struct connman_service *service = user_data;
1481
1482         DBG("ipv4 %p state %s", service->ipconfig_ipv4,
1483                                 state2string(service->state_ipv4));
1484
1485         if (is_connected_state(service, service->state_ipv4) == FALSE)
1486                 return;
1487
1488         if (service->ipconfig_ipv4 != NULL)
1489                 __connman_ipconfig_append_ipv4(service->ipconfig_ipv4, iter);
1490 }
1491
1492 static void append_ipv6(DBusMessageIter *iter, void *user_data)
1493 {
1494         struct connman_service *service = user_data;
1495
1496         DBG("ipv6 %p state %s", service->ipconfig_ipv6,
1497                                 state2string(service->state_ipv6));
1498
1499         if (is_connected_state(service, service->state_ipv6) == FALSE)
1500                 return;
1501
1502         if (service->ipconfig_ipv6 != NULL)
1503                 __connman_ipconfig_append_ipv6(service->ipconfig_ipv6, iter,
1504                                                 service->ipconfig_ipv4);
1505 }
1506
1507 static void append_ipv4config(DBusMessageIter *iter, void *user_data)
1508 {
1509         struct connman_service *service = user_data;
1510
1511         if (service->ipconfig_ipv4 != NULL)
1512                 __connman_ipconfig_append_ipv4config(service->ipconfig_ipv4,
1513                                                         iter);
1514 }
1515
1516 static void append_ipv6config(DBusMessageIter *iter, void *user_data)
1517 {
1518         struct connman_service *service = user_data;
1519
1520         if (service->ipconfig_ipv6 != NULL)
1521                 __connman_ipconfig_append_ipv6config(service->ipconfig_ipv6,
1522                                                         iter);
1523 }
1524
1525 static void append_nameservers(DBusMessageIter *iter, char **servers)
1526 {
1527         int i;
1528
1529         DBG("%p", servers);
1530
1531         for (i = 0; servers[i] != NULL; i++) {
1532                 DBG("servers[%d] %s", i, servers[i]);
1533                 dbus_message_iter_append_basic(iter,
1534                                         DBUS_TYPE_STRING, &servers[i]);
1535         }
1536 }
1537
1538 static void append_dns(DBusMessageIter *iter, void *user_data)
1539 {
1540         struct connman_service *service = user_data;
1541
1542         if (is_connected(service) == FALSE)
1543                 return;
1544
1545         if (service->nameservers_config != NULL) {
1546                 append_nameservers(iter, service->nameservers_config);
1547                 return;
1548         } else {
1549                 if (service->nameservers != NULL)
1550                         append_nameservers(iter, service->nameservers);
1551
1552                 if (service->nameservers_auto != NULL)
1553                         append_nameservers(iter, service->nameservers_auto);
1554         }
1555 }
1556
1557 static void append_dnsconfig(DBusMessageIter *iter, void *user_data)
1558 {
1559         struct connman_service *service = user_data;
1560
1561         if (service->nameservers_config == NULL)
1562                 return;
1563
1564         append_nameservers(iter, service->nameservers_config);
1565 }
1566
1567 static void append_ts(DBusMessageIter *iter, void *user_data)
1568 {
1569         GSList *list = user_data;
1570
1571         while (list != NULL) {
1572                 char *timeserver = list->data;
1573
1574                 if (timeserver != NULL)
1575                         dbus_message_iter_append_basic(iter, DBUS_TYPE_STRING,
1576                                         &timeserver);
1577
1578                 list = g_slist_next(list);
1579         }
1580 }
1581
1582 static void append_tsconfig(DBusMessageIter *iter, void *user_data)
1583 {
1584         struct connman_service *service = user_data;
1585         int i;
1586
1587         if (service->timeservers_config == NULL)
1588                 return;
1589
1590         for (i = 0; service->timeservers_config[i]; i++) {
1591                 dbus_message_iter_append_basic(iter,
1592                                 DBUS_TYPE_STRING,
1593                                 &service->timeservers_config[i]);
1594         }
1595 }
1596
1597 static void append_domainconfig(DBusMessageIter *iter, void *user_data)
1598 {
1599         struct connman_service *service = user_data;
1600         int i;
1601
1602         if (service->domains == NULL)
1603                 return;
1604
1605         for (i = 0; service->domains[i]; i++)
1606                 dbus_message_iter_append_basic(iter,
1607                                 DBUS_TYPE_STRING, &service->domains[i]);
1608 }
1609
1610 static void append_domain(DBusMessageIter *iter, void *user_data)
1611 {
1612         struct connman_service *service = user_data;
1613
1614         if (is_connected(service) == FALSE &&
1615                                 is_connecting(service) == FALSE)
1616                 return;
1617
1618         if (service->domains != NULL)
1619                 append_domainconfig(iter, user_data);
1620         else if (service->domainname != NULL)
1621                 dbus_message_iter_append_basic(iter,
1622                                 DBUS_TYPE_STRING, &service->domainname);
1623 }
1624
1625 static void append_proxies(DBusMessageIter *iter, void *user_data)
1626 {
1627         struct connman_service *service = user_data;
1628         int i;
1629
1630         if (service->proxies == NULL)
1631                 return;
1632
1633         for (i = 0; service->proxies[i]; i++)
1634                 dbus_message_iter_append_basic(iter,
1635                                 DBUS_TYPE_STRING, &service->proxies[i]);
1636 }
1637
1638 static void append_excludes(DBusMessageIter *iter, void *user_data)
1639 {
1640         struct connman_service *service = user_data;
1641         int i;
1642
1643         if (service->excludes == NULL)
1644                 return;
1645
1646         for (i = 0; service->excludes[i]; i++)
1647                 dbus_message_iter_append_basic(iter,
1648                                 DBUS_TYPE_STRING, &service->excludes[i]);
1649 }
1650
1651 static void append_proxy(DBusMessageIter *iter, void *user_data)
1652 {
1653         struct connman_service *service = user_data;
1654         enum connman_service_proxy_method proxy;
1655         const char *pac = NULL;
1656         const char *method = proxymethod2string(
1657                 CONNMAN_SERVICE_PROXY_METHOD_DIRECT);
1658
1659         DBG("");
1660
1661         if (is_connected(service) == FALSE)
1662                 return;
1663
1664         proxy = connman_service_get_proxy_method(service);
1665
1666         switch (proxy) {
1667         case CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN:
1668                 return;
1669         case CONNMAN_SERVICE_PROXY_METHOD_DIRECT:
1670                 goto done;
1671         case CONNMAN_SERVICE_PROXY_METHOD_MANUAL:
1672                 connman_dbus_dict_append_array(iter, "Servers",
1673                                         DBUS_TYPE_STRING, append_proxies,
1674                                         service);
1675
1676                 connman_dbus_dict_append_array(iter, "Excludes",
1677                                         DBUS_TYPE_STRING, append_excludes,
1678                                         service);
1679                 break;
1680         case CONNMAN_SERVICE_PROXY_METHOD_AUTO:
1681                 /* Maybe DHCP, or WPAD,  has provided an url for a pac file */
1682                 if (service->ipconfig_ipv4 != NULL)
1683                         pac = __connman_ipconfig_get_proxy_autoconfig(
1684                                 service->ipconfig_ipv4);
1685                 else if (service->ipconfig_ipv6 != NULL)
1686                         pac = __connman_ipconfig_get_proxy_autoconfig(
1687                                 service->ipconfig_ipv6);
1688
1689                 if (service->pac == NULL && pac == NULL)
1690                         goto done;
1691
1692                 if (service->pac != NULL)
1693                         pac = service->pac;
1694
1695                 connman_dbus_dict_append_basic(iter, "URL",
1696                                         DBUS_TYPE_STRING, &pac);
1697                 break;
1698         }
1699
1700         method = proxymethod2string(proxy);
1701
1702 done:
1703         connman_dbus_dict_append_basic(iter, "Method",
1704                                         DBUS_TYPE_STRING, &method);
1705 }
1706
1707 static void append_proxyconfig(DBusMessageIter *iter, void *user_data)
1708 {
1709         struct connman_service *service = user_data;
1710         const char *method;
1711
1712         if (service->proxy_config == CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN)
1713                 return;
1714
1715         switch (service->proxy_config) {
1716         case CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN:
1717                 return;
1718         case CONNMAN_SERVICE_PROXY_METHOD_DIRECT:
1719                 break;
1720         case CONNMAN_SERVICE_PROXY_METHOD_MANUAL:
1721                 if (service->proxies != NULL)
1722                         connman_dbus_dict_append_array(iter, "Servers",
1723                                                 DBUS_TYPE_STRING,
1724                                                 append_proxies, service);
1725
1726                 if (service->excludes != NULL)
1727                         connman_dbus_dict_append_array(iter, "Excludes",
1728                                                 DBUS_TYPE_STRING,
1729                                                 append_excludes, service);
1730                 break;
1731         case CONNMAN_SERVICE_PROXY_METHOD_AUTO:
1732                 if (service->pac != NULL)
1733                         connman_dbus_dict_append_basic(iter, "URL",
1734                                         DBUS_TYPE_STRING, &service->pac);
1735                 break;
1736         }
1737
1738         method = proxymethod2string(service->proxy_config);
1739
1740         connman_dbus_dict_append_basic(iter, "Method",
1741                                 DBUS_TYPE_STRING, &method);
1742 }
1743
1744 static void append_provider(DBusMessageIter *iter, void *user_data)
1745 {
1746         struct connman_service *service = user_data;
1747
1748         DBG("%p %p", service, service->provider);
1749
1750         if (is_connected(service) == FALSE)
1751                 return;
1752
1753         if (service->provider != NULL)
1754                 __connman_provider_append_properties(service->provider, iter);
1755 }
1756
1757
1758 static void settings_changed(struct connman_service *service,
1759                                 struct connman_ipconfig *ipconfig)
1760 {
1761         enum connman_ipconfig_type type;
1762
1763         if (allow_property_changed(service) == FALSE)
1764                 return;
1765
1766         type = __connman_ipconfig_get_config_type(ipconfig);
1767
1768         if (type == CONNMAN_IPCONFIG_TYPE_IPV4)
1769                 connman_dbus_property_changed_dict(service->path,
1770                                         CONNMAN_SERVICE_INTERFACE, "IPv4",
1771                                         append_ipv4, service);
1772         else if (type == CONNMAN_IPCONFIG_TYPE_IPV6)
1773                 connman_dbus_property_changed_dict(service->path,
1774                                         CONNMAN_SERVICE_INTERFACE, "IPv6",
1775                                         append_ipv6, service);
1776
1777         __connman_notifier_ipconfig_changed(service, ipconfig);
1778 }
1779
1780 static void ipv4_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                                                         "IPv4.Configuration",
1788                                                         append_ipv4config,
1789                                                         service);
1790 }
1791
1792 static void ipv6_configuration_changed(struct connman_service *service)
1793 {
1794         if (allow_property_changed(service) == FALSE)
1795                 return;
1796
1797         connman_dbus_property_changed_dict(service->path,
1798                                         CONNMAN_SERVICE_INTERFACE,
1799                                                         "IPv6.Configuration",
1800                                                         append_ipv6config,
1801                                                         service);
1802 }
1803
1804 static void dns_changed(struct connman_service *service)
1805 {
1806         if (allow_property_changed(service) == FALSE)
1807                 return;
1808
1809         connman_dbus_property_changed_array(service->path,
1810                                 CONNMAN_SERVICE_INTERFACE, "Nameservers",
1811                                         DBUS_TYPE_STRING, append_dns, service);
1812 }
1813
1814 static void dns_configuration_changed(struct connman_service *service)
1815 {
1816         if (allow_property_changed(service) == FALSE)
1817                 return;
1818
1819         connman_dbus_property_changed_array(service->path,
1820                                 CONNMAN_SERVICE_INTERFACE,
1821                                 "Nameservers.Configuration",
1822                                 DBUS_TYPE_STRING, append_dnsconfig, service);
1823
1824         dns_changed(service);
1825 }
1826
1827 static void domain_changed(struct connman_service *service)
1828 {
1829         if (allow_property_changed(service) == FALSE)
1830                 return;
1831
1832         connman_dbus_property_changed_array(service->path,
1833                                 CONNMAN_SERVICE_INTERFACE, "Domains",
1834                                 DBUS_TYPE_STRING, append_domain, service);
1835 }
1836
1837 static void domain_configuration_changed(struct connman_service *service)
1838 {
1839         if (allow_property_changed(service) == FALSE)
1840                 return;
1841
1842         connman_dbus_property_changed_array(service->path,
1843                                 CONNMAN_SERVICE_INTERFACE,
1844                                 "Domains.Configuration",
1845                                 DBUS_TYPE_STRING, append_domainconfig, service);
1846 }
1847
1848 static void proxy_changed(struct connman_service *service)
1849 {
1850         if (allow_property_changed(service) == FALSE)
1851                 return;
1852
1853         connman_dbus_property_changed_dict(service->path,
1854                                         CONNMAN_SERVICE_INTERFACE, "Proxy",
1855                                                         append_proxy, service);
1856 }
1857
1858 static void proxy_configuration_changed(struct connman_service *service)
1859 {
1860         if (allow_property_changed(service) == FALSE)
1861                 return;
1862
1863         connman_dbus_property_changed_dict(service->path,
1864                         CONNMAN_SERVICE_INTERFACE, "Proxy.Configuration",
1865                                                 append_proxyconfig, service);
1866
1867         proxy_changed(service);
1868 }
1869
1870 static void timeservers_configuration_changed(struct connman_service *service)
1871 {
1872         if (allow_property_changed(service) == FALSE)
1873                 return;
1874
1875         connman_dbus_property_changed_array(service->path,
1876                         CONNMAN_SERVICE_INTERFACE,
1877                         "Timeservers.Configuration",
1878                         DBUS_TYPE_STRING,
1879                         append_tsconfig, service);
1880 }
1881
1882 static void link_changed(struct connman_service *service)
1883 {
1884         if (allow_property_changed(service) == FALSE)
1885                 return;
1886
1887         connman_dbus_property_changed_dict(service->path,
1888                                         CONNMAN_SERVICE_INTERFACE, "Ethernet",
1889                                                 append_ethernet, service);
1890 }
1891
1892 static void stats_append_counters(DBusMessageIter *dict,
1893                         struct connman_stats_data *stats,
1894                         struct connman_stats_data *counters,
1895                         connman_bool_t append_all)
1896 {
1897         if (counters->rx_packets != stats->rx_packets || append_all) {
1898                 counters->rx_packets = stats->rx_packets;
1899                 connman_dbus_dict_append_basic(dict, "RX.Packets",
1900                                         DBUS_TYPE_UINT32, &stats->rx_packets);
1901         }
1902
1903         if (counters->tx_packets != stats->tx_packets || append_all) {
1904                 counters->tx_packets = stats->tx_packets;
1905                 connman_dbus_dict_append_basic(dict, "TX.Packets",
1906                                         DBUS_TYPE_UINT32, &stats->tx_packets);
1907         }
1908
1909         if (counters->rx_bytes != stats->rx_bytes || append_all) {
1910                 counters->rx_bytes = stats->rx_bytes;
1911                 connman_dbus_dict_append_basic(dict, "RX.Bytes",
1912                                         DBUS_TYPE_UINT32, &stats->rx_bytes);
1913         }
1914
1915         if (counters->tx_bytes != stats->tx_bytes || append_all) {
1916                 counters->tx_bytes = stats->tx_bytes;
1917                 connman_dbus_dict_append_basic(dict, "TX.Bytes",
1918                                         DBUS_TYPE_UINT32, &stats->tx_bytes);
1919         }
1920
1921         if (counters->rx_errors != stats->rx_errors || append_all) {
1922                 counters->rx_errors = stats->rx_errors;
1923                 connman_dbus_dict_append_basic(dict, "RX.Errors",
1924                                         DBUS_TYPE_UINT32, &stats->rx_errors);
1925         }
1926
1927         if (counters->tx_errors != stats->tx_errors || append_all) {
1928                 counters->tx_errors = stats->tx_errors;
1929                 connman_dbus_dict_append_basic(dict, "TX.Errors",
1930                                         DBUS_TYPE_UINT32, &stats->tx_errors);
1931         }
1932
1933         if (counters->rx_dropped != stats->rx_dropped || append_all) {
1934                 counters->rx_dropped = stats->rx_dropped;
1935                 connman_dbus_dict_append_basic(dict, "RX.Dropped",
1936                                         DBUS_TYPE_UINT32, &stats->rx_dropped);
1937         }
1938
1939         if (counters->tx_dropped != stats->tx_dropped || append_all) {
1940                 counters->tx_dropped = stats->tx_dropped;
1941                 connman_dbus_dict_append_basic(dict, "TX.Dropped",
1942                                         DBUS_TYPE_UINT32, &stats->tx_dropped);
1943         }
1944
1945         if (counters->time != stats->time || append_all) {
1946                 counters->time = stats->time;
1947                 connman_dbus_dict_append_basic(dict, "Time",
1948                                         DBUS_TYPE_UINT32, &stats->time);
1949         }
1950 }
1951
1952 static void stats_append(struct connman_service *service,
1953                                 const char *counter,
1954                                 struct connman_stats_counter *counters,
1955                                 connman_bool_t append_all)
1956 {
1957         DBusMessageIter array, dict;
1958         DBusMessage *msg;
1959
1960         DBG("service %p counter %s", service, counter);
1961
1962         msg = dbus_message_new(DBUS_MESSAGE_TYPE_METHOD_CALL);
1963         if (msg == NULL)
1964                 return;
1965
1966         dbus_message_append_args(msg, DBUS_TYPE_OBJECT_PATH,
1967                                 &service->path, DBUS_TYPE_INVALID);
1968
1969         dbus_message_iter_init_append(msg, &array);
1970
1971         /* home counter */
1972         connman_dbus_dict_open(&array, &dict);
1973
1974         stats_append_counters(&dict, &service->stats.data,
1975                                 &counters->stats.data, append_all);
1976
1977         connman_dbus_dict_close(&array, &dict);
1978
1979         /* roaming counter */
1980         connman_dbus_dict_open(&array, &dict);
1981
1982         stats_append_counters(&dict, &service->stats_roaming.data,
1983                                 &counters->stats_roaming.data, append_all);
1984
1985         connman_dbus_dict_close(&array, &dict);
1986
1987         __connman_counter_send_usage(counter, msg);
1988 }
1989
1990 static void stats_update(struct connman_service *service,
1991                                 unsigned int rx_packets, unsigned int tx_packets,
1992                                 unsigned int rx_bytes, unsigned int tx_bytes,
1993                                 unsigned int rx_errors, unsigned int tx_errors,
1994                                 unsigned int rx_dropped, unsigned int tx_dropped)
1995 {
1996         struct connman_stats *stats = stats_get(service);
1997         struct connman_stats_data *data_last = &stats->data_last;
1998         struct connman_stats_data *data = &stats->data;
1999         unsigned int seconds;
2000
2001         DBG("service %p", service);
2002
2003         if (stats->valid == TRUE) {
2004                 data->rx_packets +=
2005                         rx_packets - data_last->rx_packets;
2006                 data->tx_packets +=
2007                         tx_packets - data_last->tx_packets;
2008                 data->rx_bytes +=
2009                         rx_bytes - data_last->rx_bytes;
2010                 data->tx_bytes +=
2011                         tx_bytes - data_last->tx_bytes;
2012                 data->rx_errors +=
2013                         rx_errors - data_last->rx_errors;
2014                 data->tx_errors +=
2015                         tx_errors - data_last->tx_errors;
2016                 data->rx_dropped +=
2017                         rx_dropped - data_last->rx_dropped;
2018                 data->tx_dropped +=
2019                         tx_dropped - data_last->tx_dropped;
2020         } else {
2021                 stats->valid = TRUE;
2022         }
2023
2024         data_last->rx_packets = rx_packets;
2025         data_last->tx_packets = tx_packets;
2026         data_last->rx_bytes = rx_bytes;
2027         data_last->tx_bytes = tx_bytes;
2028         data_last->rx_errors = rx_errors;
2029         data_last->tx_errors = tx_errors;
2030         data_last->rx_dropped = rx_dropped;
2031         data_last->tx_dropped = tx_dropped;
2032
2033         seconds = g_timer_elapsed(stats->timer, NULL);
2034         stats->data.time = stats->data_last.time + seconds;
2035 }
2036
2037 void __connman_service_notify(struct connman_service *service,
2038                         unsigned int rx_packets, unsigned int tx_packets,
2039                         unsigned int rx_bytes, unsigned int tx_bytes,
2040                         unsigned int rx_errors, unsigned int tx_errors,
2041                         unsigned int rx_dropped, unsigned int tx_dropped)
2042 {
2043         GHashTableIter iter;
2044         gpointer key, value;
2045         const char *counter;
2046         struct connman_stats_counter *counters;
2047         struct connman_stats_data *data;
2048         int err;
2049
2050         if (service == NULL)
2051                 return;
2052
2053         if (is_connected(service) == FALSE)
2054                 return;
2055
2056         stats_update(service,
2057                 rx_packets, tx_packets,
2058                 rx_bytes, tx_bytes,
2059                 rx_errors, tx_errors,
2060                 rx_dropped, tx_dropped);
2061
2062         data = &stats_get(service)->data;
2063         err = __connman_stats_update(service, service->roaming, data);
2064         if (err < 0)
2065                 connman_error("Failed to store statistics for %s",
2066                                 service->identifier);
2067
2068         g_hash_table_iter_init(&iter, service->counter_table);
2069         while (g_hash_table_iter_next(&iter, &key, &value)) {
2070                 counter = key;
2071                 counters = value;
2072
2073                 stats_append(service, counter, counters, counters->append_all);
2074                 counters->append_all = FALSE;
2075         }
2076 }
2077
2078 int __connman_service_counter_register(const char *counter)
2079 {
2080         struct connman_service *service;
2081         GSequenceIter *iter;
2082         struct connman_stats_counter *counters;
2083
2084         DBG("counter %s", counter);
2085
2086         counter_list = g_slist_prepend(counter_list, (gpointer)counter);
2087
2088         iter = g_sequence_get_begin_iter(service_list);
2089
2090         while (g_sequence_iter_is_end(iter) == FALSE) {
2091                 service = g_sequence_get(iter);
2092
2093                 counters = g_try_new0(struct connman_stats_counter, 1);
2094                 if (counters == NULL)
2095                         return -ENOMEM;
2096
2097                 counters->append_all = TRUE;
2098
2099                 g_hash_table_replace(service->counter_table, (gpointer)counter,
2100                                         counters);
2101
2102                 iter = g_sequence_iter_next(iter);
2103         }
2104
2105         return 0;
2106 }
2107
2108 void __connman_service_counter_unregister(const char *counter)
2109 {
2110         struct connman_service *service;
2111         GSequenceIter *iter;
2112
2113         DBG("counter %s", counter);
2114
2115         iter = g_sequence_get_begin_iter(service_list);
2116
2117         while (g_sequence_iter_is_end(iter) == FALSE) {
2118                 service = g_sequence_get(iter);
2119
2120                 g_hash_table_remove(service->counter_table, counter);
2121
2122                 iter = g_sequence_iter_next(iter);
2123         }
2124
2125         counter_list = g_slist_remove(counter_list, counter);
2126 }
2127
2128 GSequence *__connman_service_get_list(struct connman_session *session,
2129                                 service_match_cb service_match,
2130                                 create_service_entry_cb create_service_entry,
2131                                 GDestroyNotify destroy_service_entry)
2132 {
2133         GSequence *list;
2134         GSequenceIter *iter;
2135         struct connman_service *service;
2136         struct service_entry *entry;
2137
2138         list = g_sequence_new(destroy_service_entry);
2139         if (list == NULL)
2140                 return NULL;
2141
2142         iter = g_sequence_get_begin_iter(service_list);
2143
2144         while (g_sequence_iter_is_end(iter) == FALSE) {
2145                 service = g_sequence_get(iter);
2146
2147                 if (service_match(session, service) == TRUE) {
2148                         entry = create_service_entry(service, service->name,
2149                                                         service->state);
2150                         if (entry == NULL)
2151                                 return list;
2152
2153                         g_sequence_append(list, entry);
2154                 }
2155
2156                 iter = g_sequence_iter_next(iter);
2157         }
2158
2159         return list;
2160 }
2161
2162 void __connman_service_session_inc(struct connman_service *service)
2163 {
2164         DBG("service %p ref count %d", service,
2165                 service->session_usage_count + 1);
2166
2167         __sync_fetch_and_add(&service->session_usage_count, 1);
2168 }
2169
2170 connman_bool_t __connman_service_session_dec(struct connman_service *service)
2171 {
2172         DBG("service %p ref count %d", service,
2173                 service->session_usage_count - 1);
2174
2175         if (__sync_fetch_and_sub(&service->session_usage_count, 1) != 1)
2176                 return FALSE;
2177
2178         return TRUE;
2179 }
2180
2181 static void append_properties(DBusMessageIter *dict, dbus_bool_t limited,
2182                                         struct connman_service *service)
2183 {
2184         const char *str;
2185         GSList *list;
2186
2187         str = __connman_service_type2string(service->type);
2188         if (str != NULL)
2189                 connman_dbus_dict_append_basic(dict, "Type",
2190                                                 DBUS_TYPE_STRING, &str);
2191
2192         connman_dbus_dict_append_array(dict, "Security",
2193                                 DBUS_TYPE_STRING, append_security, service);
2194
2195         str = state2string(service->state);
2196         if (str != NULL)
2197                 connman_dbus_dict_append_basic(dict, "State",
2198                                                 DBUS_TYPE_STRING, &str);
2199
2200         str = error2string(service->error);
2201         if (str != NULL)
2202                 connman_dbus_dict_append_basic(dict, "Error",
2203                                                 DBUS_TYPE_STRING, &str);
2204
2205         if (service->strength > 0)
2206                 connman_dbus_dict_append_basic(dict, "Strength",
2207                                         DBUS_TYPE_BYTE, &service->strength);
2208
2209         connman_dbus_dict_append_basic(dict, "Favorite",
2210                                         DBUS_TYPE_BOOLEAN, &service->favorite);
2211
2212         connman_dbus_dict_append_basic(dict, "Immutable",
2213                                         DBUS_TYPE_BOOLEAN, &service->immutable);
2214
2215         if (service->favorite == TRUE)
2216                 connman_dbus_dict_append_basic(dict, "AutoConnect",
2217                                 DBUS_TYPE_BOOLEAN, &service->autoconnect);
2218         else
2219                 connman_dbus_dict_append_basic(dict, "AutoConnect",
2220                                         DBUS_TYPE_BOOLEAN, &service->favorite);
2221
2222         if (service->name != NULL)
2223                 connman_dbus_dict_append_basic(dict, "Name",
2224                                         DBUS_TYPE_STRING, &service->name);
2225
2226         switch (service->type) {
2227         case CONNMAN_SERVICE_TYPE_UNKNOWN:
2228         case CONNMAN_SERVICE_TYPE_SYSTEM:
2229         case CONNMAN_SERVICE_TYPE_GPS:
2230         case CONNMAN_SERVICE_TYPE_VPN:
2231         case CONNMAN_SERVICE_TYPE_GADGET:
2232                 break;
2233         case CONNMAN_SERVICE_TYPE_CELLULAR:
2234                 connman_dbus_dict_append_basic(dict, "Roaming",
2235                                         DBUS_TYPE_BOOLEAN, &service->roaming);
2236
2237                 connman_dbus_dict_append_dict(dict, "Ethernet",
2238                                                 append_ethernet, service);
2239                 break;
2240         case CONNMAN_SERVICE_TYPE_WIFI:
2241         case CONNMAN_SERVICE_TYPE_ETHERNET:
2242         case CONNMAN_SERVICE_TYPE_BLUETOOTH:
2243                 connman_dbus_dict_append_dict(dict, "Ethernet",
2244                                                 append_ethernet, service);
2245                 break;
2246         }
2247
2248         connman_dbus_dict_append_dict(dict, "IPv4", append_ipv4, service);
2249
2250         connman_dbus_dict_append_dict(dict, "IPv4.Configuration",
2251                                                 append_ipv4config, service);
2252
2253         connman_dbus_dict_append_dict(dict, "IPv6", append_ipv6, service);
2254
2255         connman_dbus_dict_append_dict(dict, "IPv6.Configuration",
2256                                                 append_ipv6config, service);
2257
2258         connman_dbus_dict_append_array(dict, "Nameservers",
2259                                 DBUS_TYPE_STRING, append_dns, service);
2260
2261         connman_dbus_dict_append_array(dict, "Nameservers.Configuration",
2262                                 DBUS_TYPE_STRING, append_dnsconfig, service);
2263
2264         if (service->state == CONNMAN_SERVICE_STATE_READY ||
2265                         service->state == CONNMAN_SERVICE_STATE_ONLINE)
2266                 list = __connman_timeserver_get_all(service);
2267         else
2268                 list = NULL;
2269
2270         connman_dbus_dict_append_array(dict, "Timeservers",
2271                                 DBUS_TYPE_STRING, append_ts, list);
2272
2273         g_slist_free_full(list, g_free);
2274
2275         connman_dbus_dict_append_array(dict, "Timeservers.Configuration",
2276                                 DBUS_TYPE_STRING, append_tsconfig, service);
2277
2278         connman_dbus_dict_append_array(dict, "Domains",
2279                                 DBUS_TYPE_STRING, append_domain, service);
2280
2281         connman_dbus_dict_append_array(dict, "Domains.Configuration",
2282                                 DBUS_TYPE_STRING, append_domainconfig, service);
2283
2284         connman_dbus_dict_append_dict(dict, "Proxy", append_proxy, service);
2285
2286         connman_dbus_dict_append_dict(dict, "Proxy.Configuration",
2287                                                 append_proxyconfig, service);
2288
2289         connman_dbus_dict_append_dict(dict, "Provider",
2290                                                 append_provider, service);
2291 }
2292
2293 static void append_struct_service(DBusMessageIter *iter,
2294                 connman_dbus_append_cb_t function,
2295                 struct connman_service *service)
2296 {
2297         DBusMessageIter entry, dict;
2298
2299         dbus_message_iter_open_container(iter, DBUS_TYPE_STRUCT, NULL, &entry);
2300
2301         dbus_message_iter_append_basic(&entry, DBUS_TYPE_OBJECT_PATH,
2302                                                         &service->path);
2303
2304         connman_dbus_dict_open(&entry, &dict);
2305         if (function != NULL)
2306                 function(&dict, service);
2307         connman_dbus_dict_close(&entry, &dict);
2308
2309         dbus_message_iter_close_container(iter, &entry);
2310 }
2311
2312 static void append_dict_properties(DBusMessageIter *dict, void *user_data)
2313 {
2314         struct connman_service *service = user_data;
2315
2316         append_properties(dict, TRUE, service);
2317 }
2318
2319 static void append_struct(gpointer value, gpointer user_data)
2320 {
2321         struct connman_service *service = value;
2322         DBusMessageIter *iter = user_data;
2323
2324         if (service->path == NULL)
2325                 return;
2326
2327         append_struct_service(iter, append_dict_properties, service);
2328 }
2329
2330 void __connman_service_list_struct(DBusMessageIter *iter)
2331 {
2332         g_sequence_foreach(service_list, append_struct, iter);
2333 }
2334
2335 connman_bool_t __connman_service_is_hidden(struct connman_service *service)
2336 {
2337         return service->hidden;
2338 }
2339
2340 connman_bool_t
2341 __connman_service_is_split_routing(struct connman_service *service)
2342 {
2343         return service->do_split_routing;
2344 }
2345
2346 int __connman_service_get_index(struct connman_service *service)
2347 {
2348         if (service == NULL)
2349                 return -1;
2350
2351         if (service->network != NULL)
2352                 return connman_network_get_index(service->network);
2353         else if (service->provider != NULL)
2354                 return connman_provider_get_index(service->provider);
2355
2356         return -1;
2357 }
2358
2359 void __connman_service_set_hidden(struct connman_service *service)
2360 {
2361         if (service == NULL || service->hidden == TRUE)
2362                 return;
2363
2364         service->hidden_service = TRUE;
2365 }
2366
2367 void __connman_service_set_domainname(struct connman_service *service,
2368                                                 const char *domainname)
2369 {
2370         if (service == NULL || service->hidden == TRUE)
2371                 return;
2372
2373         g_free(service->domainname);
2374         service->domainname = g_strdup(domainname);
2375
2376         domain_changed(service);
2377 }
2378
2379 const char *connman_service_get_domainname(struct connman_service *service)
2380 {
2381         if (service == NULL)
2382                 return NULL;
2383
2384         if (service->domains != NULL)
2385                 return service->domains[0];
2386         else
2387                 return service->domainname;
2388 }
2389
2390 char **connman_service_get_nameservers(struct connman_service *service)
2391 {
2392         if (service == NULL)
2393                 return NULL;
2394
2395         if (service->nameservers_config != NULL)
2396                 return g_strdupv(service->nameservers_config);
2397         else if (service->nameservers != NULL ||
2398                                         service->nameservers_auto != NULL) {
2399                 int len = 0, len_auto = 0, i;
2400                 char **nameservers;
2401
2402                 if (service->nameservers != NULL)
2403                         len = g_strv_length(service->nameservers);
2404                 if (service->nameservers_auto != NULL)
2405                         len_auto = g_strv_length(service->nameservers_auto);
2406
2407                 nameservers = g_try_new0(char *, len + len_auto + 1);
2408                 if (nameservers == NULL)
2409                         return NULL;
2410
2411                 for (i = 0; i < len; i++)
2412                         nameservers[i] = g_strdup(service->nameservers[i]);
2413
2414                 for (i = 0; i < len_auto; i++)
2415                         nameservers[i + len] =
2416                                 g_strdup(service->nameservers_auto[i]);
2417
2418                 return nameservers;
2419         }
2420
2421         return NULL;
2422 }
2423
2424 char **connman_service_get_timeservers_config(struct connman_service *service)
2425 {
2426         if (service == NULL)
2427                 return NULL;
2428
2429         return service->timeservers_config;
2430 }
2431
2432 char **connman_service_get_timeservers(struct connman_service *service)
2433 {
2434         if (service == NULL)
2435                 return NULL;
2436
2437         if (service->timeservers != NULL)
2438                 return service->timeservers;
2439
2440         return NULL;
2441 }
2442
2443 void connman_service_set_proxy_method(struct connman_service *service,
2444                                         enum connman_service_proxy_method method)
2445 {
2446         if (service == NULL || service->hidden == TRUE)
2447                 return;
2448
2449         service->proxy = method;
2450
2451         proxy_changed(service);
2452
2453         if (method != CONNMAN_SERVICE_PROXY_METHOD_AUTO)
2454                 __connman_notifier_proxy_changed(service);
2455 }
2456
2457 enum connman_service_proxy_method connman_service_get_proxy_method(
2458                                         struct connman_service *service)
2459 {
2460         if (service == NULL)
2461                 return CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN;
2462
2463         if (service->proxy_config != CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN) {
2464                 if (service->proxy_config == CONNMAN_SERVICE_PROXY_METHOD_AUTO &&
2465                                 service->pac == NULL)
2466                         return service->proxy;
2467
2468                 return service->proxy_config;
2469         }
2470
2471         return service->proxy;
2472 }
2473
2474 char **connman_service_get_proxy_servers(struct connman_service *service)
2475 {
2476         return g_strdupv(service->proxies);
2477 }
2478
2479 char **connman_service_get_proxy_excludes(struct connman_service *service)
2480 {
2481         return g_strdupv(service->excludes);
2482 }
2483
2484 const char *connman_service_get_proxy_url(struct connman_service *service)
2485 {
2486         if (service == NULL)
2487                 return NULL;
2488
2489         return service->pac;
2490 }
2491
2492 void __connman_service_set_proxy_autoconfig(struct connman_service *service,
2493                                                         const char *url)
2494 {
2495         if (service == NULL || service->hidden == TRUE)
2496                 return;
2497
2498         service->proxy = CONNMAN_SERVICE_PROXY_METHOD_AUTO;
2499
2500         if (service->ipconfig_ipv4) {
2501                 if (__connman_ipconfig_set_proxy_autoconfig(
2502                             service->ipconfig_ipv4, url) < 0)
2503                         return;
2504         } else if (service->ipconfig_ipv6) {
2505                 if (__connman_ipconfig_set_proxy_autoconfig(
2506                             service->ipconfig_ipv6, url) < 0)
2507                         return;
2508         } else
2509                 return;
2510
2511         proxy_changed(service);
2512
2513         __connman_notifier_proxy_changed(service);
2514 }
2515
2516 const char *connman_service_get_proxy_autoconfig(struct connman_service *service)
2517 {
2518         if (service == NULL)
2519                 return NULL;
2520
2521         if (service->ipconfig_ipv4)
2522                 return __connman_ipconfig_get_proxy_autoconfig(
2523                                                 service->ipconfig_ipv4);
2524         else if (service->ipconfig_ipv6)
2525                 return __connman_ipconfig_get_proxy_autoconfig(
2526                                                 service->ipconfig_ipv6);
2527         return NULL;
2528 }
2529
2530 void __connman_service_set_timeservers(struct connman_service *service,
2531                                 char **timeservers)
2532 {
2533         int i;
2534
2535         if (service == NULL)
2536                 return;
2537
2538         g_strfreev(service->timeservers);
2539         service->timeservers = NULL;
2540
2541         for (i = 0; timeservers != NULL && timeservers[i] != NULL; i++)
2542                 __connman_service_timeserver_append(service, timeservers[i]);
2543 }
2544
2545 int __connman_service_timeserver_append(struct connman_service *service,
2546                                                 const char *timeserver)
2547 {
2548         int len;
2549
2550         DBG("service %p timeserver %s", service, timeserver);
2551
2552         if (timeserver == NULL)
2553                 return -EINVAL;
2554
2555         if (service->timeservers != NULL) {
2556                 int i;
2557
2558                 for (i = 0; service->timeservers[i] != NULL; i++)
2559                         if (g_strcmp0(service->timeservers[i], timeserver) == 0)
2560                                 return -EEXIST;
2561
2562                 len = g_strv_length(service->timeservers);
2563                 service->timeservers = g_try_renew(char *, service->timeservers,
2564                                                         len + 2);
2565         } else {
2566                 len = 0;
2567                 service->timeservers = g_try_new0(char *, len + 2);
2568         }
2569
2570         if (service->timeservers == NULL)
2571                 return -ENOMEM;
2572
2573         service->timeservers[len] = g_strdup(timeserver);
2574         service->timeservers[len + 1] = NULL;
2575
2576         return 0;
2577 }
2578
2579 int __connman_service_timeserver_remove(struct connman_service *service,
2580                                                 const char *timeserver)
2581 {
2582         char **servers;
2583         int len, i, j, found = 0;
2584
2585         DBG("service %p timeserver %s", service, timeserver);
2586
2587         if (timeserver == NULL)
2588                 return -EINVAL;
2589
2590         if (service->timeservers == NULL)
2591                 return 0;
2592
2593         for (i = 0; service->timeservers != NULL &&
2594                                         service->timeservers[i] != NULL; i++)
2595                 if (g_strcmp0(service->timeservers[i], timeserver) == 0) {
2596                         found = 1;
2597                         break;
2598                 }
2599
2600         if (found == 0)
2601                 return 0;
2602
2603         len = g_strv_length(service->timeservers);
2604
2605         if (len == 1) {
2606                 g_strfreev(service->timeservers);
2607                 service->timeservers = NULL;
2608
2609                 return 0;
2610         }
2611
2612         servers = g_try_new0(char *, len);
2613         if (servers == NULL)
2614                 return -ENOMEM;
2615
2616         for (i = 0, j = 0; i < len; i++) {
2617                 if (g_strcmp0(service->timeservers[i], timeserver) != 0) {
2618                         servers[j] = g_strdup(service->timeservers[i]);
2619                         if (servers[j] == NULL)
2620                                 return -ENOMEM;
2621                         j++;
2622                 }
2623         }
2624         servers[len - 1] = NULL;
2625
2626         g_strfreev(service->timeservers);
2627         service->timeservers = servers;
2628
2629         return 0;
2630 }
2631
2632 void __connman_service_timeserver_changed(struct connman_service *service,
2633                 GSList *ts_list)
2634 {
2635         if (service == NULL)
2636                 return;
2637
2638         if (allow_property_changed(service) == FALSE)
2639                 return;
2640
2641         connman_dbus_property_changed_array(service->path,
2642                         CONNMAN_SERVICE_INTERFACE, "Timeservers",
2643                         DBUS_TYPE_STRING, append_ts, ts_list);
2644 }
2645
2646 void __connman_service_set_pac(struct connman_service *service,
2647                                         const char *pac)
2648 {
2649         if (service->hidden == TRUE)
2650                 return;
2651         g_free(service->pac);
2652         service->pac = g_strdup(pac);
2653
2654         proxy_changed(service);
2655 }
2656
2657 void __connman_service_set_identity(struct connman_service *service,
2658                                         const char *identity)
2659 {
2660         if (service->immutable || service->hidden == TRUE)
2661                 return;
2662
2663         g_free(service->identity);
2664         service->identity = g_strdup(identity);
2665
2666         if (service->network != NULL)
2667                 connman_network_set_string(service->network,
2668                                         "WiFi.Identity",
2669                                         service->identity);
2670 }
2671
2672 void __connman_service_set_agent_identity(struct connman_service *service,
2673                                                 const char *agent_identity)
2674 {
2675         if (service->hidden == TRUE)
2676                 return;
2677         g_free(service->agent_identity);
2678         service->agent_identity = g_strdup(agent_identity);
2679
2680         if (service->network != NULL)
2681                 connman_network_set_string(service->network,
2682                                         "WiFi.AgentIdentity",
2683                                         service->agent_identity);
2684 }
2685
2686 static int check_passphrase(struct connman_service *service,
2687                                 enum connman_service_security security,
2688                                 const char *passphrase)
2689 {
2690         guint i;
2691         gsize length;
2692
2693         if (passphrase == NULL) {
2694                 /*
2695                  * This will prevent __connman_service_set_passphrase() to
2696                  * wipe the passphrase out in case of -ENOKEY error for a
2697                  * favorite service. */
2698                 if (service->favorite == TRUE)
2699                         return 1;
2700                 else
2701                         return 0;
2702         }
2703
2704         length = strlen(passphrase);
2705
2706         switch (security) {
2707         case CONNMAN_SERVICE_SECURITY_PSK:
2708         case CONNMAN_SERVICE_SECURITY_WPA:
2709         case CONNMAN_SERVICE_SECURITY_RSN:
2710                 /* A raw key is always 64 bytes length,
2711                  * its content is in hex representation.
2712                  * A PSK key must be between [8..63].
2713                  */
2714                 if (length == 64) {
2715                         for (i = 0; i < 64; i++)
2716                                 if (!isxdigit((unsigned char)
2717                                               passphrase[i]))
2718                                         return -ENOKEY;
2719                 } else if (length < 8 || length > 63)
2720                         return -ENOKEY;
2721                 break;
2722         case CONNMAN_SERVICE_SECURITY_WEP:
2723                 /* length of WEP key is 10 or 26
2724                  * length of WEP passphrase is 5 or 13
2725                  */
2726                 if (length == 10 || length == 26) {
2727                         for (i = 0; i < length; i++)
2728                                 if (!isxdigit((unsigned char)
2729                                               passphrase[i]))
2730                                         return -ENOKEY;
2731                 } else if (length != 5 && length != 13)
2732                         return -ENOKEY;
2733                 break;
2734         case CONNMAN_SERVICE_SECURITY_UNKNOWN:
2735         case CONNMAN_SERVICE_SECURITY_NONE:
2736         case CONNMAN_SERVICE_SECURITY_8021X:
2737                 break;
2738         }
2739
2740         return 0;
2741 }
2742
2743 int __connman_service_set_passphrase(struct connman_service *service,
2744                                         const char *passphrase)
2745 {
2746         int err = 0;
2747
2748         if (service->immutable == TRUE || service->hidden == TRUE)
2749                 return -EINVAL;
2750
2751         err = check_passphrase(service, service->security, passphrase);
2752
2753         if (err == 0) {
2754                 g_free(service->passphrase);
2755                 service->passphrase = g_strdup(passphrase);
2756
2757                 if (service->network != NULL)
2758                         connman_network_set_string(service->network,
2759                                                         "WiFi.Passphrase",
2760                                                         service->passphrase);
2761                 service_save(service);
2762         }
2763
2764         return err;
2765 }
2766
2767 const char *__connman_service_get_passphrase(struct connman_service *service)
2768 {
2769         if (service == NULL)
2770                 return NULL;
2771
2772         return service->passphrase;
2773 }
2774
2775 void __connman_service_set_agent_passphrase(struct connman_service *service,
2776                                                 const char *agent_passphrase)
2777 {
2778         if (service->hidden == TRUE)
2779                 return;
2780         g_free(service->agent_passphrase);
2781         service->agent_passphrase = g_strdup(agent_passphrase);
2782
2783         if (service->network != NULL)
2784                 connman_network_set_string(service->network,
2785                                         "WiFi.AgentPassphrase",
2786                                         service->agent_passphrase);
2787 }
2788
2789 static DBusMessage *get_properties(DBusConnection *conn,
2790                                         DBusMessage *msg, void *user_data)
2791 {
2792         struct connman_service *service = user_data;
2793         DBusMessage *reply;
2794         DBusMessageIter array, dict;
2795
2796         DBG("service %p", service);
2797
2798         reply = dbus_message_new_method_return(msg);
2799         if (reply == NULL)
2800                 return NULL;
2801
2802         dbus_message_iter_init_append(reply, &array);
2803
2804         connman_dbus_dict_open(&array, &dict);
2805         append_properties(&dict, FALSE, service);
2806         connman_dbus_dict_close(&array, &dict);
2807
2808         return reply;
2809 }
2810
2811 static int update_proxy_configuration(struct connman_service *service,
2812                                 DBusMessageIter *array)
2813 {
2814         DBusMessageIter dict;
2815         enum connman_service_proxy_method method;
2816         GString *servers_str = NULL;
2817         GString *excludes_str = NULL;
2818         const char *url = NULL;
2819
2820         method = CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN;
2821
2822         dbus_message_iter_recurse(array, &dict);
2823
2824         while (dbus_message_iter_get_arg_type(&dict) == DBUS_TYPE_DICT_ENTRY) {
2825                 DBusMessageIter entry, variant;
2826                 const char *key;
2827                 int type;
2828
2829                 dbus_message_iter_recurse(&dict, &entry);
2830
2831                 if (dbus_message_iter_get_arg_type(&entry) != DBUS_TYPE_STRING)
2832                         goto error;
2833
2834                 dbus_message_iter_get_basic(&entry, &key);
2835                 dbus_message_iter_next(&entry);
2836
2837                 if (dbus_message_iter_get_arg_type(&entry) != DBUS_TYPE_VARIANT)
2838                         goto error;
2839
2840                 dbus_message_iter_recurse(&entry, &variant);
2841
2842                 type = dbus_message_iter_get_arg_type(&variant);
2843
2844                 if (g_str_equal(key, "Method") == TRUE) {
2845                         const char *val;
2846
2847                         if (type != DBUS_TYPE_STRING)
2848                                 goto error;
2849
2850                         dbus_message_iter_get_basic(&variant, &val);
2851                         method = string2proxymethod(val);
2852                 } else if (g_str_equal(key, "URL") == TRUE) {
2853                         if (type != DBUS_TYPE_STRING)
2854                                 goto error;
2855
2856                         dbus_message_iter_get_basic(&variant, &url);
2857                 } else if (g_str_equal(key, "Servers") == TRUE) {
2858                         DBusMessageIter str_array;
2859
2860                         if (type != DBUS_TYPE_ARRAY)
2861                                 goto error;
2862
2863                         servers_str = g_string_new(NULL);
2864                         if (servers_str == NULL)
2865                                 goto error;
2866
2867                         dbus_message_iter_recurse(&variant, &str_array);
2868
2869                         while (dbus_message_iter_get_arg_type(&str_array) ==
2870                                                         DBUS_TYPE_STRING) {
2871                                 char *val = NULL;
2872
2873                                 dbus_message_iter_get_basic(&str_array, &val);
2874
2875                                 if (servers_str->len > 0)
2876                                         g_string_append_printf(servers_str,
2877                                                         " %s", val);
2878                                 else
2879                                         g_string_append(servers_str, val);
2880
2881                                 dbus_message_iter_next(&str_array);
2882                         }
2883                 } else if (g_str_equal(key, "Excludes") == TRUE) {
2884                         DBusMessageIter str_array;
2885
2886                         if (type != DBUS_TYPE_ARRAY)
2887                                 goto error;
2888
2889                         excludes_str = g_string_new(NULL);
2890                         if (excludes_str == NULL)
2891                                 goto error;
2892
2893                         dbus_message_iter_recurse(&variant, &str_array);
2894
2895                         while (dbus_message_iter_get_arg_type(&str_array) ==
2896                                                         DBUS_TYPE_STRING) {
2897                                 char *val = NULL;
2898
2899                                 dbus_message_iter_get_basic(&str_array, &val);
2900
2901                                 if (excludes_str->len > 0)
2902                                         g_string_append_printf(excludes_str,
2903                                                         " %s", val);
2904                                 else
2905                                         g_string_append(excludes_str, val);
2906
2907                                 dbus_message_iter_next(&str_array);
2908                         }
2909                 }
2910
2911                 dbus_message_iter_next(&dict);
2912         }
2913
2914         switch (method) {
2915         case CONNMAN_SERVICE_PROXY_METHOD_DIRECT:
2916                 break;
2917         case CONNMAN_SERVICE_PROXY_METHOD_MANUAL:
2918                 if (servers_str == NULL && service->proxies == NULL)
2919                         goto error;
2920
2921                 if (servers_str != NULL) {
2922                         g_strfreev(service->proxies);
2923
2924                         if (servers_str->len > 0)
2925                                 service->proxies = g_strsplit_set(
2926                                         servers_str->str, " ", 0);
2927                         else
2928                                 service->proxies = NULL;
2929                 }
2930
2931                 if (excludes_str != NULL) {
2932                         g_strfreev(service->excludes);
2933
2934                         if (excludes_str->len > 0)
2935                                 service->excludes = g_strsplit_set(
2936                                         excludes_str->str, " ", 0);
2937                         else
2938                                 service->excludes = NULL;
2939                 }
2940
2941                 if (service->proxies == NULL)
2942                         method = CONNMAN_SERVICE_PROXY_METHOD_DIRECT;
2943
2944                 break;
2945         case CONNMAN_SERVICE_PROXY_METHOD_AUTO:
2946                 g_free(service->pac);
2947
2948                 if (url != NULL && strlen(url) > 0)
2949                         service->pac = g_strdup(url);
2950                 else
2951                         service->pac = NULL;
2952
2953                 /* if we are connected:
2954                    - if service->pac == NULL
2955                    - if __connman_ipconfig_get_proxy_autoconfig(
2956                    service->ipconfig) == NULL
2957                    --> We should start WPAD */
2958
2959                 break;
2960         case CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN:
2961                 goto error;
2962         }
2963
2964         if (servers_str != NULL)
2965                 g_string_free(servers_str, TRUE);
2966
2967         if (excludes_str != NULL)
2968                 g_string_free(excludes_str, TRUE);
2969
2970         service->proxy_config = method;
2971
2972         return 0;
2973
2974 error:
2975         if (servers_str != NULL)
2976                 g_string_free(servers_str, TRUE);
2977
2978         if (excludes_str != NULL)
2979                 g_string_free(excludes_str, TRUE);
2980
2981         return -EINVAL;
2982 }
2983
2984 int __connman_service_reset_ipconfig(struct connman_service *service,
2985                 enum connman_ipconfig_type type, DBusMessageIter *array,
2986                 enum connman_service_state *new_state)
2987 {
2988         struct connman_ipconfig *ipconfig, *new_ipconfig;
2989         enum connman_ipconfig_method old_method, new_method;
2990         enum connman_service_state state;
2991         int err = 0, index;
2992
2993         if (type == CONNMAN_IPCONFIG_TYPE_IPV4) {
2994                 ipconfig = service->ipconfig_ipv4;
2995                 state = service->state_ipv4;
2996                 new_method = CONNMAN_IPCONFIG_METHOD_DHCP;
2997         } else if (type == CONNMAN_IPCONFIG_TYPE_IPV6) {
2998                 ipconfig = service->ipconfig_ipv6;
2999                 state = service->state_ipv6;
3000                 new_method = CONNMAN_IPCONFIG_METHOD_AUTO;
3001         } else
3002                 return -EINVAL;
3003
3004         if (ipconfig == NULL)
3005                 return -ENXIO;
3006
3007         old_method = __connman_ipconfig_get_method(ipconfig);
3008         index = __connman_ipconfig_get_index(ipconfig);
3009
3010         if (type == CONNMAN_IPCONFIG_TYPE_IPV4)
3011                 new_ipconfig = create_ip4config(service, index,
3012                                 CONNMAN_IPCONFIG_METHOD_UNKNOWN);
3013         else
3014                 new_ipconfig = create_ip6config(service, index);
3015
3016         if (array != NULL) {
3017                 err = __connman_ipconfig_set_config(new_ipconfig, array);
3018                 if (err < 0) {
3019                         __connman_ipconfig_unref(new_ipconfig);
3020                         return err;
3021                 }
3022
3023                 new_method = __connman_ipconfig_get_method(new_ipconfig);
3024         }
3025
3026         if (is_connecting_state(service, state) ||
3027                                         is_connected_state(service, state))
3028                 __connman_network_clear_ipconfig(service->network, ipconfig);
3029         __connman_ipconfig_unref(ipconfig);
3030
3031         if (type == CONNMAN_IPCONFIG_TYPE_IPV4) {
3032                 service->ipconfig_ipv4 = new_ipconfig;
3033         } else if (type == CONNMAN_IPCONFIG_TYPE_IPV6) {
3034                 service->ipconfig_ipv6 = new_ipconfig;
3035         }
3036
3037         __connman_ipconfig_enable(new_ipconfig);
3038
3039         if (new_state != NULL && new_method != old_method) {
3040                 if (type == CONNMAN_IPCONFIG_TYPE_IPV4)
3041                         *new_state = service->state_ipv4;
3042                 else
3043                         *new_state = service->state_ipv6;
3044                 __connman_service_auto_connect();
3045         }
3046
3047         DBG("err %d ipconfig %p type %d method %d state %s", err,
3048                 new_ipconfig, type, new_method,
3049                 new_state == NULL ? "-" : state2string(*new_state));
3050
3051         return err;
3052 }
3053
3054 static DBusMessage *set_property(DBusConnection *conn,
3055                                         DBusMessage *msg, void *user_data)
3056 {
3057         struct connman_service *service = user_data;
3058         DBusMessageIter iter, value;
3059         const char *name;
3060         int type;
3061
3062         DBG("service %p", service);
3063
3064         if (dbus_message_iter_init(msg, &iter) == FALSE)
3065                 return __connman_error_invalid_arguments(msg);
3066
3067         if (dbus_message_iter_get_arg_type(&iter) != DBUS_TYPE_STRING)
3068                 return __connman_error_invalid_arguments(msg);
3069
3070         dbus_message_iter_get_basic(&iter, &name);
3071         dbus_message_iter_next(&iter);
3072
3073         if (dbus_message_iter_get_arg_type(&iter) != DBUS_TYPE_VARIANT)
3074                 return __connman_error_invalid_arguments(msg);
3075
3076         dbus_message_iter_recurse(&iter, &value);
3077
3078         type = dbus_message_iter_get_arg_type(&value);
3079
3080         if (g_str_equal(name, "AutoConnect") == TRUE) {
3081                 connman_bool_t autoconnect;
3082
3083                 if (type != DBUS_TYPE_BOOLEAN)
3084                         return __connman_error_invalid_arguments(msg);
3085
3086                 if (service->favorite == FALSE)
3087                         return __connman_error_invalid_service(msg);
3088
3089                 dbus_message_iter_get_basic(&value, &autoconnect);
3090
3091                 if (service->autoconnect == autoconnect)
3092                         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
3093
3094                 service->autoconnect = autoconnect;
3095
3096                 autoconnect_changed(service);
3097
3098                 if (autoconnect == TRUE)
3099                         __connman_service_auto_connect();
3100
3101                 service_save(service);
3102         } else if (g_str_equal(name, "Nameservers.Configuration") == TRUE) {
3103                 DBusMessageIter entry;
3104                 GString *str;
3105                 int index;
3106                 const char *gw;
3107
3108                 if (service->immutable == TRUE)
3109                         return __connman_error_not_supported(msg);
3110
3111                 if (type != DBUS_TYPE_ARRAY)
3112                         return __connman_error_invalid_arguments(msg);
3113
3114                 str = g_string_new(NULL);
3115                 if (str == NULL)
3116                         return __connman_error_invalid_arguments(msg);
3117
3118                 if (service->type == CONNMAN_SERVICE_TYPE_VPN)
3119                         index = connman_provider_get_index(service->provider);
3120                 else
3121                         index = connman_network_get_index(service->network);
3122                 gw = __connman_ipconfig_get_gateway_from_index(index,
3123                         CONNMAN_IPCONFIG_TYPE_ALL);
3124
3125                 if (gw && strlen(gw))
3126                         __connman_service_nameserver_del_routes(service,
3127                                                 CONNMAN_IPCONFIG_TYPE_ALL);
3128
3129                 dbus_message_iter_recurse(&value, &entry);
3130
3131                 while (dbus_message_iter_get_arg_type(&entry) == DBUS_TYPE_STRING) {
3132                         const char *val;
3133                         dbus_message_iter_get_basic(&entry, &val);
3134                         dbus_message_iter_next(&entry);
3135                         if (connman_inet_check_ipaddress(val) > 0) {
3136                                 if (str->len > 0)
3137                                         g_string_append_printf(str, " %s", val);
3138                                 else
3139                                         g_string_append(str, val);
3140                         }
3141                 }
3142
3143                 remove_nameservers(service, -1, service->nameservers_config);
3144                 g_strfreev(service->nameservers_config);
3145
3146                 if (str->len > 0) {
3147                         service->nameservers_config =
3148                                 g_strsplit_set(str->str, " ", 0);
3149                 } else {
3150                         service->nameservers_config = NULL;
3151                 }
3152
3153                 g_string_free(str, TRUE);
3154
3155                 if (gw && strlen(gw))
3156                         __connman_service_nameserver_add_routes(service, gw);
3157
3158                 update_nameservers(service);
3159                 dns_configuration_changed(service);
3160
3161                 if (__connman_service_is_connected_state(service,
3162                                                 CONNMAN_IPCONFIG_TYPE_IPV4))
3163                         __connman_wispr_start(service,
3164                                                 CONNMAN_IPCONFIG_TYPE_IPV4);
3165
3166                 if (__connman_service_is_connected_state(service,
3167                                                 CONNMAN_IPCONFIG_TYPE_IPV6))
3168                         __connman_wispr_start(service,
3169                                                 CONNMAN_IPCONFIG_TYPE_IPV6);
3170
3171                 service_save(service);
3172         } else if (g_str_equal(name, "Timeservers.Configuration") == TRUE) {
3173                 DBusMessageIter entry;
3174                 GSList *list = NULL;
3175                 int count = 0;
3176
3177                 if (service->immutable == TRUE)
3178                         return __connman_error_not_supported(msg);
3179
3180                 if (type != DBUS_TYPE_ARRAY)
3181                         return __connman_error_invalid_arguments(msg);
3182
3183                 dbus_message_iter_recurse(&value, &entry);
3184
3185                 while (dbus_message_iter_get_arg_type(&entry) == DBUS_TYPE_STRING) {
3186                         const char *val;
3187                         GSList *new_head;
3188
3189                         dbus_message_iter_get_basic(&entry, &val);
3190
3191                         new_head = __connman_timeserver_add_list(list, val);
3192                         if (list != new_head) {
3193                                 count++;
3194                                 list = new_head;
3195                         }
3196
3197                         dbus_message_iter_next(&entry);
3198                 }
3199
3200                 g_strfreev(service->timeservers_config);
3201                 service->timeservers_config = NULL;
3202
3203                 if (list != NULL) {
3204                         service->timeservers_config = g_new0(char *, count+1);
3205
3206                         while (list != NULL) {
3207                                 count--;
3208                                 service->timeservers_config[count] = list->data;
3209                                 list = g_slist_delete_link(list, list);
3210                         };
3211                 }
3212
3213                 service_save(service);
3214                 timeservers_configuration_changed(service);
3215
3216                 if (service == __connman_service_get_default())
3217                         __connman_timeserver_sync(service);
3218
3219         } else if (g_str_equal(name, "Domains.Configuration") == TRUE) {
3220                 DBusMessageIter entry;
3221                 GString *str;
3222
3223                 if (service->immutable == TRUE)
3224                         return __connman_error_not_supported(msg);
3225
3226                 if (type != DBUS_TYPE_ARRAY)
3227                         return __connman_error_invalid_arguments(msg);
3228
3229                 str = g_string_new(NULL);
3230                 if (str == NULL)
3231                         return __connman_error_invalid_arguments(msg);
3232
3233                 dbus_message_iter_recurse(&value, &entry);
3234
3235                 while (dbus_message_iter_get_arg_type(&entry) == DBUS_TYPE_STRING) {
3236                         const char *val;
3237                         dbus_message_iter_get_basic(&entry, &val);
3238                         dbus_message_iter_next(&entry);
3239                         if (str->len > 0)
3240                                 g_string_append_printf(str, " %s", val);
3241                         else
3242                                 g_string_append(str, val);
3243                 }
3244
3245                 remove_searchdomains(service, -1, service->domains);
3246                 g_strfreev(service->domains);
3247
3248                 if (str->len > 0)
3249                         service->domains = g_strsplit_set(str->str, " ", 0);
3250                 else
3251                         service->domains = NULL;
3252
3253                 g_string_free(str, TRUE);
3254
3255                 update_nameservers(service);
3256                 domain_configuration_changed(service);
3257
3258                 service_save(service);
3259         } else if (g_str_equal(name, "Proxy.Configuration") == TRUE) {
3260                 int err;
3261
3262                 if (service->immutable == TRUE)
3263                         return __connman_error_not_supported(msg);
3264
3265                 if (type != DBUS_TYPE_ARRAY)
3266                         return __connman_error_invalid_arguments(msg);
3267
3268                 err = update_proxy_configuration(service, &value);
3269
3270                 if (err < 0)
3271                         return __connman_error_failed(msg, -err);
3272
3273                 proxy_configuration_changed(service);
3274
3275                 __connman_notifier_proxy_changed(service);
3276
3277                 service_save(service);
3278         } else if (g_str_equal(name, "IPv4.Configuration") == TRUE ||
3279                         g_str_equal(name, "IPv6.Configuration")) {
3280
3281                 enum connman_service_state state =
3282                                                 CONNMAN_SERVICE_STATE_UNKNOWN;
3283                 enum connman_ipconfig_type type =
3284                         CONNMAN_IPCONFIG_TYPE_UNKNOWN;
3285                 int err = 0;
3286
3287                 if (service->immutable == TRUE)
3288                         return __connman_error_not_supported(msg);
3289
3290                 DBG("%s", name);
3291
3292                 if (service->ipconfig_ipv4 == NULL &&
3293                                         service->ipconfig_ipv6 == NULL)
3294                         return __connman_error_invalid_property(msg);
3295
3296                 if (g_str_equal(name, "IPv4.Configuration") == TRUE)
3297                         type = CONNMAN_IPCONFIG_TYPE_IPV4;
3298                 else
3299                         type = CONNMAN_IPCONFIG_TYPE_IPV6;
3300
3301                 err = __connman_service_reset_ipconfig(service, type, &value,
3302                                                                 &state);
3303
3304                 if (err < 0) {
3305                         if (is_connected_state(service, state) ||
3306                                         is_connecting_state(service, state))
3307                                 __connman_network_set_ipconfig(service->network,
3308                                                 service->ipconfig_ipv4,
3309                                                 service->ipconfig_ipv6);
3310                         return __connman_error_failed(msg, -err);
3311                 }
3312
3313                 if (type == CONNMAN_IPCONFIG_TYPE_IPV4)
3314                         ipv4_configuration_changed(service);
3315                 else
3316                         ipv6_configuration_changed(service);
3317
3318                 if (is_connecting(service) || is_connected(service))
3319                         __connman_network_set_ipconfig(service->network,
3320                                         service->ipconfig_ipv4,
3321                                         service->ipconfig_ipv6);
3322
3323                 service_save(service);
3324         } else
3325                 return __connman_error_invalid_property(msg);
3326
3327         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
3328 }
3329
3330 static void set_error(struct connman_service *service,
3331                                         enum connman_service_error error)
3332 {
3333         const char *str;
3334
3335         if (service->error == error)
3336                 return;
3337
3338         service->error = error;
3339
3340         if (service->path == NULL)
3341                 return;
3342
3343         str = error2string(service->error);
3344
3345         if (str == NULL)
3346                 str = "";
3347
3348         if (allow_property_changed(service) == FALSE)
3349                 return;
3350
3351         connman_dbus_property_changed_basic(service->path,
3352                                 CONNMAN_SERVICE_INTERFACE, "Error",
3353                                 DBUS_TYPE_STRING, &str);
3354 }
3355
3356 static void set_idle(struct connman_service *service)
3357 {
3358         service->state = service->state_ipv4 = service->state_ipv6 =
3359                                                 CONNMAN_SERVICE_STATE_IDLE;
3360         set_error(service, CONNMAN_SERVICE_ERROR_UNKNOWN);
3361         state_changed(service);
3362 }
3363
3364 static DBusMessage *clear_property(DBusConnection *conn,
3365                                         DBusMessage *msg, void *user_data)
3366 {
3367         struct connman_service *service = user_data;
3368         const char *name;
3369
3370         DBG("service %p", service);
3371
3372         dbus_message_get_args(msg, NULL, DBUS_TYPE_STRING, &name,
3373                                                         DBUS_TYPE_INVALID);
3374
3375         if (g_str_equal(name, "Error") == TRUE) {
3376                 set_idle(service);
3377
3378                 g_get_current_time(&service->modified);
3379                 service_save(service);
3380         } else
3381                 return __connman_error_invalid_property(msg);
3382
3383         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
3384 }
3385
3386 static connman_bool_t is_ipconfig_usable(struct connman_service *service)
3387 {
3388         if (__connman_ipconfig_is_usable(service->ipconfig_ipv4) == FALSE &&
3389                         __connman_ipconfig_is_usable(service->ipconfig_ipv6)
3390                                                                 == FALSE)
3391                 return FALSE;
3392
3393         return TRUE;
3394 }
3395
3396 static connman_bool_t is_ignore(struct connman_service *service)
3397 {
3398         if (service->autoconnect == FALSE)
3399                 return TRUE;
3400
3401         if (service->roaming == TRUE)
3402                 return TRUE;
3403
3404         if (service->ignore == TRUE)
3405                 return TRUE;
3406
3407         if (service->state == CONNMAN_SERVICE_STATE_FAILURE)
3408                 return TRUE;
3409
3410         if (is_ipconfig_usable(service) == FALSE)
3411                 return TRUE;
3412
3413         return FALSE;
3414 }
3415
3416 struct preferred_tech_data {
3417         GSequence *preferred_list;
3418         enum connman_service_type type;
3419 };
3420
3421 static void preferred_tech_add_by_type(gpointer data, gpointer user_data)
3422 {
3423         struct connman_service *service = data;
3424         struct preferred_tech_data *tech_data = user_data;
3425
3426         if (service->type == tech_data->type) {
3427                 g_sequence_append(tech_data->preferred_list, service);
3428
3429                 DBG("type %d service %p %s", tech_data->type, service,
3430                                 service->name);
3431         }
3432 }
3433
3434 static GSequence* preferred_tech_list_get(void)
3435 {
3436         unsigned int *tech_array;
3437         struct preferred_tech_data tech_data;
3438         int i;
3439
3440         tech_array = connman_setting_get_uint_list("PreferredTechnologies");
3441         if (tech_array == NULL)
3442                 return NULL;
3443
3444         if (connman_setting_get_bool("SingleConnectedTechnology") == TRUE) {
3445                 GSequenceIter *iter = g_sequence_get_begin_iter(service_list);
3446                 while (g_sequence_iter_is_end(iter) == FALSE) {
3447                         struct connman_service *service;
3448
3449                         service = g_sequence_get(iter);
3450
3451                         if (is_connected(service) == FALSE)
3452                                 break;
3453
3454                         if (service->userconnect == TRUE) {
3455                                 DBG("service %p name %s is user connected",
3456                                                 service, service->name);
3457                                 return NULL;
3458                         }
3459
3460                         iter = g_sequence_iter_next(iter);
3461                 }
3462         }
3463
3464         tech_data.preferred_list = g_sequence_new(NULL);
3465
3466         for (i = 0; tech_array[i] != 0; i += 1) {
3467                 tech_data.type = tech_array[i];
3468                 g_sequence_foreach(service_list, preferred_tech_add_by_type,
3469                                 &tech_data);
3470         }
3471
3472         return tech_data.preferred_list;
3473 }
3474
3475 static connman_bool_t auto_connect_service(GSequenceIter* iter,
3476                 connman_bool_t preferred)
3477 {
3478         struct connman_service *service = NULL;
3479
3480         while (g_sequence_iter_is_end(iter) == FALSE) {
3481                 service = g_sequence_get(iter);
3482
3483                 if (service->pending != NULL)
3484                         return TRUE;
3485
3486                 if (is_connecting(service) == TRUE)
3487                         return TRUE;
3488
3489                 if (service->favorite == FALSE) {
3490                         if (preferred == TRUE)
3491                                 goto next_service;
3492                         return FALSE;
3493                 }
3494
3495                 if (is_connected(service) == TRUE)
3496                         return TRUE;
3497
3498                 if (is_ignore(service) == FALSE && service->state ==
3499                                 CONNMAN_SERVICE_STATE_IDLE)
3500                         break;
3501
3502         next_service:
3503                 service = NULL;
3504
3505                 iter = g_sequence_iter_next(iter);
3506         }
3507
3508         if (service != NULL) {
3509
3510                 DBG("service %p %s %s", service, service->name,
3511                                 (preferred == TRUE)? "preferred": "auto");
3512
3513                 service->userconnect = FALSE;
3514                 __connman_service_connect(service);
3515                 return TRUE;
3516         }
3517         return FALSE;
3518 }
3519
3520 static gboolean run_auto_connect(gpointer data)
3521 {
3522         GSequenceIter *iter = NULL;
3523         GSequence *preferred_tech;
3524
3525         autoconnect_timeout = 0;
3526
3527         DBG("");
3528
3529         preferred_tech = preferred_tech_list_get();
3530         if (preferred_tech != NULL)
3531                 iter = g_sequence_get_begin_iter(preferred_tech);
3532
3533         if (iter == NULL || auto_connect_service(iter, TRUE) == FALSE)
3534                 iter = g_sequence_get_begin_iter(service_list);
3535
3536         if (iter != NULL)
3537                 auto_connect_service(iter, FALSE);
3538
3539         if (preferred_tech != NULL)
3540                 g_sequence_free(preferred_tech);
3541
3542         return FALSE;
3543 }
3544
3545 void __connman_service_auto_connect(void)
3546 {
3547         DBG("");
3548
3549         if (__connman_session_mode() == TRUE) {
3550                 DBG("Session mode enabled: auto connect disabled");
3551                 return;
3552         }
3553
3554         if (autoconnect_timeout != 0)
3555                 return;
3556
3557         autoconnect_timeout = g_timeout_add_seconds(0, run_auto_connect, NULL);
3558 }
3559
3560 static void remove_timeout(struct connman_service *service)
3561 {
3562         if (service->timeout > 0) {
3563                 g_source_remove(service->timeout);
3564                 service->timeout = 0;
3565         }
3566 }
3567
3568 void __connman_service_reply_dbus_pending(DBusMessage *pending, int error,
3569                                         const char *path)
3570 {
3571         if (pending != NULL) {
3572                 if (error > 0) {
3573                         DBusMessage *reply;
3574
3575                         reply = __connman_error_failed(pending, error);
3576                         if (reply != NULL)
3577                                 g_dbus_send_message(connection, reply);
3578                 } else {
3579                         const char *sender;
3580
3581                         sender = dbus_message_get_interface(pending);
3582                         if (path == NULL)
3583                                 path = dbus_message_get_path(pending);
3584
3585                         DBG("sender %s path %s", sender, path);
3586
3587                         if (g_strcmp0(sender, CONNMAN_MANAGER_INTERFACE) == 0)
3588                                 g_dbus_send_reply(connection, pending,
3589                                         DBUS_TYPE_OBJECT_PATH, &path,
3590                                                         DBUS_TYPE_INVALID);
3591                         else
3592                                 g_dbus_send_reply(connection, pending,
3593                                                         DBUS_TYPE_INVALID);
3594                 }
3595
3596                 dbus_message_unref(pending);
3597         }
3598 }
3599
3600 static void reply_pending(struct connman_service *service, int error)
3601 {
3602         remove_timeout(service);
3603
3604         if (service->pending != NULL) {
3605                 __connman_service_reply_dbus_pending(service->pending, error,
3606                                                 NULL);
3607                 service->pending = NULL;
3608         }
3609
3610         if (service->provider_pending != NULL) {
3611                 __connman_service_reply_dbus_pending(service->provider_pending,
3612                                                 error, service->path);
3613                 service->provider_pending = NULL;
3614         }
3615 }
3616
3617 connman_bool_t
3618 __connman_service_is_provider_pending(struct connman_service *service)
3619 {
3620         if (service == NULL)
3621                 return FALSE;
3622
3623         if (service->provider_pending != NULL)
3624                 return TRUE;
3625
3626         return FALSE;
3627 }
3628
3629 void __connman_service_set_provider_pending(struct connman_service *service,
3630                                                         DBusMessage *msg)
3631 {
3632         if (service->provider_pending != NULL) {
3633                 DBG("service %p provider pending msg %p already exists",
3634                         service, service->provider_pending);
3635                 return;
3636         }
3637
3638         service->provider_pending = msg;
3639         return;
3640 }
3641
3642 static void check_pending_msg(struct connman_service *service)
3643 {
3644         if (service->pending == NULL)
3645                 return;
3646
3647         DBG("service %p pending msg %p already exists", service,
3648                                                 service->pending);
3649         dbus_message_unref(service->pending);
3650 }
3651
3652 void __connman_service_set_hidden_data(struct connman_service *service,
3653                                                         gpointer user_data)
3654 {
3655         DBusMessage *pending = user_data;
3656
3657         DBG("service %p pending %p", service, pending);
3658
3659         if (pending == NULL)
3660                 return;
3661
3662         check_pending_msg(service);
3663
3664         service->pending = pending;
3665 }
3666
3667 void __connman_service_return_error(struct connman_service *service,
3668                                 int error, gpointer user_data)
3669 {
3670         DBG("service %p error %d user_data %p", service, error, user_data);
3671
3672         __connman_service_set_hidden_data(service, user_data);
3673
3674         reply_pending(service, error);
3675 }
3676
3677 static gboolean connect_timeout(gpointer user_data)
3678 {
3679         struct connman_service *service = user_data;
3680         connman_bool_t autoconnect = FALSE;
3681
3682         DBG("service %p", service);
3683
3684         service->timeout = 0;
3685
3686         if (service->network != NULL)
3687                 __connman_network_disconnect(service->network);
3688         else if (service->provider != NULL)
3689                 connman_provider_disconnect(service->provider);
3690
3691         __connman_ipconfig_disable(service->ipconfig_ipv4);
3692         __connman_ipconfig_disable(service->ipconfig_ipv6);
3693
3694         __connman_stats_service_unregister(service);
3695
3696         if (service->pending != NULL) {
3697                 DBusMessage *reply;
3698
3699                 reply = __connman_error_operation_timeout(service->pending);
3700                 if (reply != NULL)
3701                         g_dbus_send_message(connection, reply);
3702
3703                 dbus_message_unref(service->pending);
3704                 service->pending = NULL;
3705         } else
3706                 autoconnect = TRUE;
3707
3708         __connman_service_ipconfig_indicate_state(service,
3709                                         CONNMAN_SERVICE_STATE_FAILURE,
3710                                         CONNMAN_IPCONFIG_TYPE_IPV4);
3711         __connman_service_ipconfig_indicate_state(service,
3712                                         CONNMAN_SERVICE_STATE_FAILURE,
3713                                         CONNMAN_IPCONFIG_TYPE_IPV6);
3714
3715         if (autoconnect == TRUE && service->userconnect == FALSE)
3716                 __connman_service_auto_connect();
3717
3718         return FALSE;
3719 }
3720
3721 static void set_reconnect_state(struct connman_service *service,
3722                                                 connman_bool_t reconnect)
3723 {
3724         struct connman_device *device;
3725
3726         if (service->network == NULL)
3727                 return;
3728
3729         device = connman_network_get_device(service->network);
3730         if (device == NULL)
3731                 return;
3732
3733         __connman_device_set_reconnect(device, reconnect);
3734 }
3735
3736 static connman_bool_t get_reconnect_state(struct connman_service *service)
3737 {
3738         struct connman_device *device;
3739
3740         if (service->network == NULL)
3741                 return FALSE;
3742
3743         device = connman_network_get_device(service->network);
3744         if (device == NULL)
3745                 return FALSE;
3746
3747         return __connman_device_get_reconnect(device);
3748 }
3749
3750 static connman_bool_t is_interface_available(struct connman_service *service,
3751                                         struct connman_service *other_service)
3752 {
3753         unsigned int index = 0, other_index = 0;
3754
3755         if (service->ipconfig_ipv4 != NULL)
3756                 index = __connman_ipconfig_get_index(service->ipconfig_ipv4);
3757         else if (service->ipconfig_ipv6 != NULL)
3758                 index = __connman_ipconfig_get_index(service->ipconfig_ipv6);
3759
3760         if (other_service->ipconfig_ipv4 != NULL)
3761                 other_index = __connman_ipconfig_get_index(
3762                                                 other_service->ipconfig_ipv4);
3763         else if (other_service->ipconfig_ipv6 != NULL)
3764                 other_index = __connman_ipconfig_get_index(
3765                                                 other_service->ipconfig_ipv6);
3766
3767         if (index > 0 && other_index != index)
3768                 return TRUE;
3769
3770         return FALSE;
3771 }
3772
3773 static DBusMessage *connect_service(DBusConnection *conn,
3774                                         DBusMessage *msg, void *user_data)
3775 {
3776         struct connman_service *service = user_data;
3777         GSequenceIter *iter;
3778         int err;
3779
3780         DBG("service %p", service);
3781
3782         if (service->pending != NULL)
3783                 return __connman_error_in_progress(msg);
3784
3785         iter = g_sequence_get_begin_iter(service_list);
3786
3787         while (g_sequence_iter_is_end(iter) == FALSE) {
3788                 struct connman_service *temp = g_sequence_get(iter);
3789
3790                 /*
3791                  * We should allow connection if there are available
3792                  * interfaces for a given technology type (like having
3793                  * more than one wifi card).
3794                  */
3795                 if (service->type == temp->type &&
3796                                 is_connecting(temp) == TRUE &&
3797                                 is_interface_available(service,
3798                                                         temp) == FALSE) {
3799                         if (temp->pending != NULL)
3800                                 __connman_service_return_error(temp,
3801                                                         ECONNABORTED,
3802                                                         NULL);
3803
3804                         err = __connman_service_disconnect(temp);
3805                         if (err < 0 && err != -EINPROGRESS)
3806                                 return __connman_error_in_progress(msg);
3807                         else {
3808                                 set_idle(temp);
3809                                 break;
3810                         }
3811                 }
3812
3813                 iter = g_sequence_iter_next(iter);
3814         }
3815
3816         service->ignore = FALSE;
3817
3818         service->userconnect = TRUE;
3819
3820         service->pending = dbus_message_ref(msg);
3821
3822         set_reconnect_state(service, FALSE);
3823
3824         err = __connman_service_connect(service);
3825         if (err < 0) {
3826                 if (service->pending == NULL)
3827                         return NULL;
3828
3829                 if (err != -EINPROGRESS) {
3830                         dbus_message_unref(service->pending);
3831                         service->pending = NULL;
3832
3833                         return __connman_error_failed(msg, -err);
3834                 }
3835
3836                 return NULL;
3837         }
3838
3839         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
3840 }
3841
3842 static DBusMessage *disconnect_service(DBusConnection *conn,
3843                                         DBusMessage *msg, void *user_data)
3844 {
3845         struct connman_service *service = user_data;
3846         int err;
3847
3848         DBG("service %p", service);
3849
3850         reply_pending(service, ECONNABORTED);
3851
3852         service->ignore = TRUE;
3853
3854         set_reconnect_state(service, FALSE);
3855
3856         err = __connman_service_disconnect(service);
3857         if (err < 0) {
3858                 if (err != -EINPROGRESS)
3859                         return __connman_error_failed(msg, -err);
3860         }
3861
3862         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
3863 }
3864
3865 gboolean __connman_service_remove(struct connman_service *service)
3866 {
3867         if (service->type == CONNMAN_SERVICE_TYPE_ETHERNET)
3868                 return FALSE;
3869
3870         if (service->immutable == TRUE || service->hidden == TRUE)
3871                 return FALSE;
3872
3873         if (service->favorite == FALSE && service->state !=
3874                                                 CONNMAN_SERVICE_STATE_FAILURE)
3875                 return FALSE;
3876
3877         set_reconnect_state(service, FALSE);
3878
3879         __connman_service_disconnect(service);
3880
3881         g_free(service->passphrase);
3882         service->passphrase = NULL;
3883
3884         g_free(service->agent_passphrase);
3885         service->agent_passphrase = NULL;
3886
3887         g_free(service->identity);
3888         service->identity = NULL;
3889
3890         g_free(service->agent_identity);
3891         service->agent_identity = NULL;
3892
3893         g_free(service->eap);
3894         service->eap = NULL;
3895
3896         set_idle(service);
3897
3898         __connman_service_set_favorite(service, FALSE);
3899
3900         service_save(service);
3901
3902         return TRUE;
3903 }
3904
3905 static DBusMessage *remove_service(DBusConnection *conn,
3906                                         DBusMessage *msg, void *user_data)
3907 {
3908         struct connman_service *service = user_data;
3909
3910         DBG("service %p", service);
3911
3912         if (__connman_service_remove(service) == FALSE)
3913                 return __connman_error_not_supported(msg);
3914
3915         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
3916 }
3917
3918 static gboolean check_suitable_state(enum connman_service_state a,
3919                                         enum connman_service_state b)
3920 {
3921         /*
3922          * Special check so that "ready" service can be moved before
3923          * "online" one.
3924          */
3925         if ((a == CONNMAN_SERVICE_STATE_ONLINE &&
3926                         b == CONNMAN_SERVICE_STATE_READY) ||
3927                 (b == CONNMAN_SERVICE_STATE_ONLINE &&
3928                         a == CONNMAN_SERVICE_STATE_READY))
3929                 return TRUE;
3930
3931         return a == b;
3932 }
3933
3934 static void downgrade_state(struct connman_service *service)
3935 {
3936         if (service == NULL)
3937                 return;
3938
3939         DBG("service %p state4 %d state6 %d", service, service->state_ipv4,
3940                                                 service->state_ipv6);
3941
3942         if (service->state_ipv4 == CONNMAN_SERVICE_STATE_ONLINE)
3943                 __connman_service_ipconfig_indicate_state(service,
3944                                                 CONNMAN_SERVICE_STATE_READY,
3945                                                 CONNMAN_IPCONFIG_TYPE_IPV4);
3946
3947         if (service->state_ipv6 == CONNMAN_SERVICE_STATE_ONLINE)
3948                 __connman_service_ipconfig_indicate_state(service,
3949                                                 CONNMAN_SERVICE_STATE_READY,
3950                                                 CONNMAN_IPCONFIG_TYPE_IPV6);
3951 }
3952
3953 static void apply_relevant_default_downgrade(struct connman_service *service)
3954 {
3955         struct connman_service *def_service;
3956
3957         def_service = __connman_service_get_default();
3958         if (def_service == NULL)
3959                 return;
3960
3961         if (def_service == service &&
3962                         def_service->state == CONNMAN_SERVICE_STATE_ONLINE) {
3963                 def_service->state = CONNMAN_SERVICE_STATE_READY;
3964                 __connman_notifier_leave_online(def_service->type);
3965         }
3966 }
3967
3968 static void switch_default_service(struct connman_service *default_service,
3969                 struct connman_service *downgrade_service)
3970 {
3971         GSequenceIter *src, *dst;
3972
3973         apply_relevant_default_downgrade(default_service);
3974         src = g_hash_table_lookup(service_hash, downgrade_service->identifier);
3975         dst = g_hash_table_lookup(service_hash, default_service->identifier);
3976         g_sequence_move(src, dst);
3977         downgrade_state(downgrade_service);
3978 }
3979
3980 static DBusMessage *move_service(DBusConnection *conn,
3981                                         DBusMessage *msg, void *user_data,
3982                                                                 gboolean before)
3983 {
3984         struct connman_service *service = user_data;
3985         struct connman_service *target;
3986         const char *path;
3987         enum connman_ipconfig_method target4, target6;
3988         enum connman_ipconfig_method service4, service6;
3989
3990         DBG("service %p", service);
3991
3992         dbus_message_get_args(msg, NULL, DBUS_TYPE_OBJECT_PATH, &path,
3993                                                         DBUS_TYPE_INVALID);
3994
3995         if (service->favorite == FALSE)
3996                 return __connman_error_not_supported(msg);
3997
3998         target = find_service(path);
3999         if (target == NULL || target->favorite == FALSE || target == service)
4000                 return __connman_error_invalid_service(msg);
4001
4002         if (target->type == CONNMAN_SERVICE_TYPE_VPN) {
4003                 /*
4004                  * We only allow VPN route splitting if there are
4005                  * routes defined for a given VPN.
4006                  */
4007                 if (__connman_provider_check_routes(target->provider)
4008                                                                 == FALSE) {
4009                         connman_info("Cannot move service. "
4010                                 "No routes defined for provider %s",
4011                                 __connman_provider_get_ident(target->provider));
4012                         return __connman_error_invalid_service(msg);
4013                 }
4014
4015                 target->do_split_routing = TRUE;
4016         } else
4017                 target->do_split_routing = FALSE;
4018
4019         service->do_split_routing = FALSE;
4020
4021         target4 = __connman_ipconfig_get_method(target->ipconfig_ipv4);
4022         target6 = __connman_ipconfig_get_method(target->ipconfig_ipv6);
4023         service4 = __connman_ipconfig_get_method(service->ipconfig_ipv4);
4024         service6 = __connman_ipconfig_get_method(service->ipconfig_ipv6);
4025
4026         DBG("target %s method %d/%d state %d/%d split %d", target->identifier,
4027                 target4, target6, target->state_ipv4, target->state_ipv6,
4028                 target->do_split_routing);
4029
4030         DBG("service %s method %d/%d state %d/%d", service->identifier,
4031                                 service4, service6,
4032                                 service->state_ipv4, service->state_ipv6);
4033
4034         /*
4035          * If method is OFF, then we do not need to check the corresponding
4036          * ipconfig state.
4037          */
4038         if (target4 == CONNMAN_IPCONFIG_METHOD_OFF) {
4039                 if (service6 != CONNMAN_IPCONFIG_METHOD_OFF) {
4040                         if (check_suitable_state(target->state_ipv6,
4041                                                 service->state_ipv6) == FALSE)
4042                                 return __connman_error_invalid_service(msg);
4043                 }
4044         }
4045
4046         if (target6 == CONNMAN_IPCONFIG_METHOD_OFF) {
4047                 if (service4 != CONNMAN_IPCONFIG_METHOD_OFF) {
4048                         if (check_suitable_state(target->state_ipv4,
4049                                                 service->state_ipv4) == FALSE)
4050                                 return __connman_error_invalid_service(msg);
4051                 }
4052         }
4053
4054         if (service4 == CONNMAN_IPCONFIG_METHOD_OFF) {
4055                 if (target6 != CONNMAN_IPCONFIG_METHOD_OFF) {
4056                         if (check_suitable_state(target->state_ipv6,
4057                                                 service->state_ipv6) == FALSE)
4058                                 return __connman_error_invalid_service(msg);
4059                 }
4060         }
4061
4062         if (service6 == CONNMAN_IPCONFIG_METHOD_OFF) {
4063                 if (target4 != CONNMAN_IPCONFIG_METHOD_OFF) {
4064                         if (check_suitable_state(target->state_ipv4,
4065                                                 service->state_ipv4) == FALSE)
4066                                 return __connman_error_invalid_service(msg);
4067                 }
4068         }
4069
4070         g_get_current_time(&service->modified);
4071         service_save(service);
4072         service_save(target);
4073
4074         /*
4075          * If the service which goes down is the default service and is
4076          * online, we downgrade directly its state to ready so:
4077          * the service which goes up, needs to recompute its state which
4078          * is triggered via downgrading it - if relevant - to state ready.
4079          */
4080         if (before == TRUE)
4081                 switch_default_service(target, service);
4082         else
4083                 switch_default_service(service, target);
4084
4085         __connman_connection_update_gateway();
4086
4087         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
4088 }
4089
4090 static DBusMessage *move_before(DBusConnection *conn,
4091                                         DBusMessage *msg, void *user_data)
4092 {
4093         return move_service(conn, msg, user_data, TRUE);
4094 }
4095
4096 static DBusMessage *move_after(DBusConnection *conn,
4097                                         DBusMessage *msg, void *user_data)
4098 {
4099         return move_service(conn, msg, user_data, FALSE);
4100 }
4101
4102 static DBusMessage *reset_counters(DBusConnection *conn,
4103                                         DBusMessage *msg, void *user_data)
4104 {
4105         struct connman_service *service = user_data;
4106
4107         reset_stats(service);
4108
4109         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
4110 }
4111
4112 static struct _services_notify {
4113         int id;
4114         GHashTable *add;
4115         GHashTable *remove;
4116 } *services_notify;
4117
4118 static void service_append_added_foreach(gpointer data, gpointer user_data)
4119 {
4120         struct connman_service *service = data;
4121         DBusMessageIter *iter = user_data;
4122
4123         if (service == NULL || service->path == NULL) {
4124                 DBG("service %p or path is NULL", service);
4125                 return;
4126         }
4127
4128         if (g_hash_table_lookup(services_notify->add, service->path) != NULL) {
4129                 DBG("new %s", service->path);
4130
4131                 append_struct(service, iter);
4132                 g_hash_table_remove(services_notify->add, service->path);
4133         } else {
4134                 DBG("changed %s", service->path);
4135
4136                 append_struct_service(iter, NULL, service);
4137         }
4138 }
4139
4140 static void service_append_ordered(DBusMessageIter *iter, void *user_data)
4141 {
4142         if (service_list != NULL)
4143                 g_sequence_foreach(service_list,
4144                                         service_append_added_foreach, iter);
4145 }
4146
4147 static void append_removed(gpointer key, gpointer value, gpointer user_data)
4148 {
4149         char *objpath = key;
4150         DBusMessageIter *iter = user_data;
4151
4152         DBG("removed %s", objpath);
4153         dbus_message_iter_append_basic(iter, DBUS_TYPE_OBJECT_PATH, &objpath);
4154 }
4155
4156 static gboolean service_send_changed(gpointer data)
4157 {
4158         DBusMessage *signal;
4159         DBusMessageIter iter, array;
4160
4161         DBG("");
4162
4163         services_notify->id = 0;
4164
4165         signal = dbus_message_new_signal(CONNMAN_MANAGER_PATH,
4166                         CONNMAN_MANAGER_INTERFACE, "ServicesChanged");
4167         if (signal == NULL)
4168                 return FALSE;
4169
4170         __connman_dbus_append_objpath_dict_array(signal,
4171                         service_append_ordered, NULL);
4172
4173         dbus_message_iter_init_append(signal, &iter);
4174         dbus_message_iter_open_container(&iter, DBUS_TYPE_ARRAY,
4175                         DBUS_TYPE_OBJECT_PATH_AS_STRING, &array);
4176
4177         g_hash_table_foreach(services_notify->remove, append_removed, &array);
4178
4179         dbus_message_iter_close_container(&iter, &array);
4180
4181         dbus_connection_send(connection, signal, NULL);
4182         dbus_message_unref(signal);
4183
4184         g_hash_table_remove_all(services_notify->remove);
4185         g_hash_table_remove_all(services_notify->add);
4186
4187         return FALSE;
4188 }
4189
4190 static void service_schedule_changed(void)
4191 {
4192         if (services_notify->id != 0)
4193                 return;
4194
4195         services_notify->id = g_timeout_add(100, service_send_changed, NULL);
4196 }
4197
4198 static void service_schedule_added(struct connman_service *service)
4199 {
4200         DBG("service %p", service);
4201
4202         g_hash_table_remove(services_notify->remove, service->path);
4203         g_hash_table_replace(services_notify->add, service->path, service);
4204
4205         service_schedule_changed();
4206 }
4207
4208 static void service_schedule_removed(struct connman_service *service)
4209 {
4210         DBG("service %p %s", service, service->path);
4211
4212         if (service == NULL || service->path == NULL) {
4213                 DBG("service %p or path is NULL", service);
4214                 return;
4215         }
4216
4217         g_hash_table_remove(services_notify->add, service->path);
4218         g_hash_table_replace(services_notify->remove, g_strdup(service->path),
4219                         NULL);
4220
4221         service_schedule_changed();
4222 }
4223
4224 static connman_bool_t allow_property_changed(struct connman_service *service)
4225 {
4226         if (g_hash_table_lookup_extended(services_notify->add, service->path,
4227                                         NULL, NULL) == TRUE) {
4228                 DBG("no property updates for service %p", service);
4229                 return FALSE;
4230         }
4231
4232         return TRUE;
4233 }
4234
4235 static const GDBusMethodTable service_methods[] = {
4236         { GDBUS_DEPRECATED_METHOD("GetProperties",
4237                         NULL, GDBUS_ARGS({ "properties", "a{sv}" }),
4238                         get_properties) },
4239         { GDBUS_METHOD("SetProperty",
4240                         GDBUS_ARGS({ "name", "s" }, { "value", "v" }),
4241                         NULL, set_property) },
4242         { GDBUS_METHOD("ClearProperty",
4243                         GDBUS_ARGS({ "name", "s" }), NULL,
4244                         clear_property) },
4245         { GDBUS_ASYNC_METHOD("Connect", NULL, NULL,
4246                               connect_service) },
4247         { GDBUS_METHOD("Disconnect", NULL, NULL,
4248                         disconnect_service) },
4249         { GDBUS_METHOD("Remove", NULL, NULL, remove_service) },
4250         { GDBUS_METHOD("MoveBefore",
4251                         GDBUS_ARGS({ "service", "o" }), NULL,
4252                         move_before) },
4253         { GDBUS_METHOD("MoveAfter",
4254                         GDBUS_ARGS({ "service", "o" }), NULL,
4255                         move_after) },
4256         { GDBUS_METHOD("ResetCounters", NULL, NULL, reset_counters) },
4257         { },
4258 };
4259
4260 static const GDBusSignalTable service_signals[] = {
4261         { GDBUS_SIGNAL("PropertyChanged",
4262                         GDBUS_ARGS({ "name", "s" }, { "value", "v" })) },
4263         { },
4264 };
4265
4266 static void service_free(gpointer user_data)
4267 {
4268         struct connman_service *service = user_data;
4269         char *path = service->path;
4270
4271         DBG("service %p", service);
4272
4273         reply_pending(service, ENOENT);
4274
4275         g_hash_table_remove(service_hash, service->identifier);
4276
4277         __connman_notifier_service_remove(service);
4278         service_schedule_removed(service);
4279
4280         __connman_wispr_stop(service);
4281         stats_stop(service);
4282
4283         service->path = NULL;
4284
4285         if (path != NULL) {
4286                 __connman_connection_update_gateway();
4287
4288                 g_dbus_unregister_interface(connection, path,
4289                                                 CONNMAN_SERVICE_INTERFACE);
4290                 g_free(path);
4291         }
4292
4293         g_hash_table_destroy(service->counter_table);
4294
4295         if (service->network != NULL) {
4296                 __connman_network_disconnect(service->network);
4297                 connman_network_unref(service->network);
4298                 service->network = NULL;
4299         }
4300
4301         if (service->provider != NULL)
4302                 connman_provider_unref(service->provider);
4303
4304         if (service->ipconfig_ipv4 != NULL) {
4305                 __connman_ipconfig_set_ops(service->ipconfig_ipv4, NULL);
4306                 __connman_ipconfig_set_data(service->ipconfig_ipv4, NULL);
4307                 __connman_ipconfig_unref(service->ipconfig_ipv4);
4308                 service->ipconfig_ipv4 = NULL;
4309         }
4310
4311         if (service->ipconfig_ipv6 != NULL) {
4312                 __connman_ipconfig_set_ops(service->ipconfig_ipv6, NULL);
4313                 __connman_ipconfig_set_data(service->ipconfig_ipv6, NULL);
4314                 __connman_ipconfig_unref(service->ipconfig_ipv6);
4315                 service->ipconfig_ipv6 = NULL;
4316         }
4317
4318         g_strfreev(service->timeservers);
4319         g_strfreev(service->timeservers_config);
4320         g_strfreev(service->nameservers);
4321         g_strfreev(service->nameservers_config);
4322         g_strfreev(service->nameservers_auto);
4323         g_strfreev(service->domains);
4324         g_strfreev(service->proxies);
4325         g_strfreev(service->excludes);
4326
4327         g_free(service->domainname);
4328         g_free(service->pac);
4329         g_free(service->name);
4330         g_free(service->passphrase);
4331         g_free(service->agent_passphrase);
4332         g_free(service->identifier);
4333         g_free(service->eap);
4334         g_free(service->identity);
4335         g_free(service->agent_identity);
4336         g_free(service->ca_cert_file);
4337         g_free(service->client_cert_file);
4338         g_free(service->private_key_file);
4339         g_free(service->private_key_passphrase);
4340         g_free(service->phase2);
4341         g_free(service->config_file);
4342         g_free(service->config_entry);
4343
4344         if (service->stats.timer != NULL)
4345                 g_timer_destroy(service->stats.timer);
4346         if (service->stats_roaming.timer != NULL)
4347                 g_timer_destroy(service->stats_roaming.timer);
4348
4349         g_free(service);
4350 }
4351
4352 static void stats_init(struct connman_service *service)
4353 {
4354         /* home */
4355         service->stats.valid = FALSE;
4356         service->stats.enabled = FALSE;
4357         service->stats.timer = g_timer_new();
4358
4359         /* roaming */
4360         service->stats_roaming.valid = FALSE;
4361         service->stats_roaming.enabled = FALSE;
4362         service->stats_roaming.timer = g_timer_new();
4363 }
4364
4365 static void service_initialize(struct connman_service *service)
4366 {
4367         DBG("service %p", service);
4368
4369         service->refcount = 1;
4370         service->session_usage_count = 0;
4371
4372         service->error = CONNMAN_SERVICE_ERROR_UNKNOWN;
4373
4374         service->type     = CONNMAN_SERVICE_TYPE_UNKNOWN;
4375         service->security = CONNMAN_SERVICE_SECURITY_UNKNOWN;
4376
4377         service->state = CONNMAN_SERVICE_STATE_UNKNOWN;
4378         service->state_ipv4 = CONNMAN_SERVICE_STATE_UNKNOWN;
4379         service->state_ipv6 = CONNMAN_SERVICE_STATE_UNKNOWN;
4380
4381         service->favorite  = FALSE;
4382         service->immutable = FALSE;
4383         service->hidden = FALSE;
4384
4385         service->ignore = FALSE;
4386
4387         service->userconnect = FALSE;
4388
4389         service->order = 0;
4390
4391         stats_init(service);
4392
4393         service->provider = NULL;
4394
4395         service->wps = FALSE;
4396 }
4397
4398 /**
4399  * connman_service_create:
4400  *
4401  * Allocate a new service.
4402  *
4403  * Returns: a newly-allocated #connman_service structure
4404  */
4405 struct connman_service *connman_service_create(void)
4406 {
4407         GSList *list;
4408         struct connman_stats_counter *counters;
4409         const char *counter;
4410
4411         struct connman_service *service;
4412
4413         service = g_try_new0(struct connman_service, 1);
4414         if (service == NULL)
4415                 return NULL;
4416
4417         DBG("service %p", service);
4418
4419         service->counter_table = g_hash_table_new_full(g_str_hash,
4420                                                 g_str_equal, NULL, g_free);
4421
4422         for (list = counter_list; list; list = list->next) {
4423                 counter = list->data;
4424
4425                 counters = g_try_new0(struct connman_stats_counter, 1);
4426                 if (counters == NULL) {
4427                         g_hash_table_destroy(service->counter_table);
4428                         g_free(service);
4429                         return NULL;
4430                 }
4431
4432                 counters->append_all = TRUE;
4433
4434                 g_hash_table_replace(service->counter_table, (gpointer)counter,
4435                                 counters);
4436         }
4437
4438         service_initialize(service);
4439
4440         return service;
4441 }
4442
4443 /**
4444  * connman_service_ref:
4445  * @service: service structure
4446  *
4447  * Increase reference counter of service
4448  */
4449 struct connman_service *
4450 connman_service_ref_debug(struct connman_service *service,
4451                         const char *file, int line, const char *caller)
4452 {
4453         DBG("%p ref %d by %s:%d:%s()", service, service->refcount + 1,
4454                 file, line, caller);
4455
4456         __sync_fetch_and_add(&service->refcount, 1);
4457
4458         return service;
4459 }
4460
4461 /**
4462  * connman_service_unref:
4463  * @service: service structure
4464  *
4465  * Decrease reference counter of service and release service if no
4466  * longer needed.
4467  */
4468 void connman_service_unref_debug(struct connman_service *service,
4469                         const char *file, int line, const char *caller)
4470 {
4471         GSequenceIter *iter;
4472
4473         DBG("%p ref %d by %s:%d:%s()", service, service->refcount - 1,
4474                 file, line, caller);
4475
4476         if (__sync_fetch_and_sub(&service->refcount, 1) != 1)
4477                 return;
4478
4479         iter = g_hash_table_lookup(service_hash, service->identifier);
4480         if (iter != NULL) {
4481                 reply_pending(service, ECONNABORTED);
4482
4483                 __connman_service_disconnect(service);
4484
4485                 g_sequence_remove(iter);
4486         } else {
4487                 service_free(service);
4488         }
4489 }
4490
4491 static gint service_compare(gconstpointer a, gconstpointer b,
4492                                                         gpointer user_data)
4493 {
4494         struct connman_service *service_a = (void *) a;
4495         struct connman_service *service_b = (void *) b;
4496         enum connman_service_state state_a, state_b;
4497
4498         state_a = service_a->state;
4499         state_b = service_b->state;
4500
4501         if (state_a != state_b) {
4502                 gboolean a_connected = is_connected(service_a);
4503                 gboolean b_connected = is_connected(service_b);
4504
4505                 if (a_connected == TRUE && b_connected == TRUE) {
4506                         /* We prefer online over ready state */
4507                         if (state_a == CONNMAN_SERVICE_STATE_ONLINE)
4508                                 return -1;
4509
4510                         if (state_b == CONNMAN_SERVICE_STATE_ONLINE)
4511                                 return 1;
4512                 }
4513
4514                 if (a_connected == TRUE)
4515                         return -1;
4516                 if (b_connected == TRUE)
4517                         return 1;
4518
4519                 if (is_connecting(service_a) == TRUE)
4520                         return -1;
4521                 if (is_connecting(service_b) == TRUE)
4522                         return 1;
4523         }
4524
4525         if (service_a->order > service_b->order)
4526                 return -1;
4527
4528         if (service_a->order < service_b->order)
4529                 return 1;
4530
4531         if (service_a->favorite == TRUE && service_b->favorite == FALSE)
4532                 return -1;
4533
4534         if (service_a->favorite == FALSE && service_b->favorite == TRUE)
4535                 return 1;
4536
4537         if (service_a->type != service_b->type) {
4538                 switch (service_a->type) {
4539                 case CONNMAN_SERVICE_TYPE_UNKNOWN:
4540                 case CONNMAN_SERVICE_TYPE_SYSTEM:
4541                 case CONNMAN_SERVICE_TYPE_ETHERNET:
4542                 case CONNMAN_SERVICE_TYPE_GPS:
4543                 case CONNMAN_SERVICE_TYPE_VPN:
4544                 case CONNMAN_SERVICE_TYPE_GADGET:
4545                         break;
4546                 case CONNMAN_SERVICE_TYPE_WIFI:
4547                         return 1;
4548                 case CONNMAN_SERVICE_TYPE_BLUETOOTH:
4549                 case CONNMAN_SERVICE_TYPE_CELLULAR:
4550                         return -1;
4551                 }
4552         }
4553
4554         return (gint) service_b->strength - (gint) service_a->strength;
4555 }
4556
4557 /**
4558  * connman_service_get_type:
4559  * @service: service structure
4560  *
4561  * Get the type of service
4562  */
4563 enum connman_service_type connman_service_get_type(struct connman_service *service)
4564 {
4565         if (service == NULL)
4566                 return CONNMAN_SERVICE_TYPE_UNKNOWN;
4567
4568         return service->type;
4569 }
4570
4571 /**
4572  * connman_service_get_interface:
4573  * @service: service structure
4574  *
4575  * Get network interface of service
4576  */
4577 char *connman_service_get_interface(struct connman_service *service)
4578 {
4579         int index;
4580
4581         if (service == NULL)
4582                 return NULL;
4583
4584         if (service->type == CONNMAN_SERVICE_TYPE_VPN) {
4585                 if (service->ipconfig_ipv4)
4586                         index = __connman_ipconfig_get_index(
4587                                                 service->ipconfig_ipv4);
4588                 else if (service->ipconfig_ipv6)
4589                         index = __connman_ipconfig_get_index(
4590                                                 service->ipconfig_ipv6);
4591                 else
4592                         return NULL;
4593
4594                 return connman_inet_ifname(index);
4595         }
4596
4597         if (service->network == NULL)
4598                 return NULL;
4599
4600         index = connman_network_get_index(service->network);
4601
4602         return connman_inet_ifname(index);
4603 }
4604
4605 /**
4606  * connman_service_get_network:
4607  * @service: service structure
4608  *
4609  * Get the service network
4610  */
4611 struct connman_network *
4612 __connman_service_get_network(struct connman_service *service)
4613 {
4614         if (service == NULL)
4615                 return NULL;
4616
4617         return service->network;
4618 }
4619
4620 struct connman_ipconfig *
4621 __connman_service_get_ip4config(struct connman_service *service)
4622 {
4623         if (service == NULL)
4624                 return NULL;
4625
4626         return service->ipconfig_ipv4;
4627 }
4628
4629 struct connman_ipconfig *
4630 __connman_service_get_ip6config(struct connman_service *service)
4631 {
4632         if (service == NULL)
4633                 return NULL;
4634
4635         return service->ipconfig_ipv6;
4636 }
4637
4638 struct connman_ipconfig *
4639 __connman_service_get_ipconfig(struct connman_service *service, int family)
4640 {
4641         if (family == AF_INET)
4642                 return __connman_service_get_ip4config(service);
4643         else if (family == AF_INET6)
4644                 return __connman_service_get_ip6config(service);
4645         else
4646                 return NULL;
4647
4648 }
4649
4650 connman_bool_t __connman_service_is_connected_state(struct connman_service *service,
4651                                         enum connman_ipconfig_type type)
4652 {
4653         if (service == NULL)
4654                 return FALSE;
4655
4656         switch (type) {
4657         case CONNMAN_IPCONFIG_TYPE_UNKNOWN:
4658                 break;
4659         case CONNMAN_IPCONFIG_TYPE_IPV4:
4660                 return is_connected_state(service, service->state_ipv4);
4661         case CONNMAN_IPCONFIG_TYPE_IPV6:
4662                 return is_connected_state(service, service->state_ipv6);
4663         }
4664
4665         return FALSE;
4666 }
4667 enum connman_service_security __connman_service_get_security(struct connman_service *service)
4668 {
4669         if (service == NULL)
4670                 return CONNMAN_SERVICE_SECURITY_UNKNOWN;
4671
4672         return service->security;
4673 }
4674
4675 const char *__connman_service_get_phase2(struct connman_service *service)
4676 {
4677         if (service == NULL)
4678                 return NULL;
4679
4680         return service->phase2;
4681 }
4682
4683 connman_bool_t __connman_service_wps_enabled(struct connman_service *service)
4684 {
4685         if (service == NULL)
4686                 return FALSE;
4687
4688         return service->wps;
4689 }
4690
4691 void __connman_service_mark_dirty()
4692  {
4693         services_dirty = TRUE;
4694  }
4695
4696 /**
4697  * __connman_service_set_favorite_delayed:
4698  * @service: service structure
4699  * @favorite: favorite value
4700  * @delay_ordering: do not order service sequence
4701  *
4702  * Change the favorite setting of service
4703  */
4704 int __connman_service_set_favorite_delayed(struct connman_service *service,
4705                                         connman_bool_t favorite,
4706                                         gboolean delay_ordering)
4707 {
4708         GSequenceIter *iter;
4709
4710         if (service->hidden == TRUE)
4711                 return -EOPNOTSUPP;
4712         iter = g_hash_table_lookup(service_hash, service->identifier);
4713         if (iter == NULL)
4714                 return -ENOENT;
4715
4716         if (service->favorite == favorite)
4717                 return -EALREADY;
4718
4719         service->favorite = favorite;
4720
4721         if (delay_ordering == FALSE)
4722                 service->order = __connman_service_get_order(service);
4723
4724         favorite_changed(service);
4725
4726         if (delay_ordering == FALSE) {
4727
4728                 if (g_sequence_get_length(service_list) > 1) {
4729                         g_sequence_sort_changed(iter, service_compare, NULL);
4730                         service_schedule_changed();
4731                 }
4732
4733                 __connman_connection_update_gateway();
4734         }
4735
4736         return 0;
4737 }
4738
4739 /**
4740  * __connman_service_set_favorite:
4741  * @service: service structure
4742  * @favorite: favorite value
4743  *
4744  * Change the favorite setting of service
4745  */
4746 int __connman_service_set_favorite(struct connman_service *service,
4747                                                 connman_bool_t favorite)
4748 {
4749         return __connman_service_set_favorite_delayed(service, favorite,
4750                                                         FALSE);
4751 }
4752
4753 connman_bool_t connman_service_get_favorite(struct connman_service *service)
4754 {
4755        return service->favorite;
4756 }
4757
4758 int __connman_service_set_immutable(struct connman_service *service,
4759                                                 connman_bool_t immutable)
4760 {
4761         if (service->hidden == TRUE)
4762                 return -EOPNOTSUPP;
4763
4764         if (service->immutable == immutable)
4765                 return 0;
4766
4767         service->immutable = immutable;
4768
4769         immutable_changed(service);
4770
4771         return 0;
4772 }
4773
4774 int __connman_service_set_ignore(struct connman_service *service,
4775                                                 connman_bool_t ignore)
4776 {
4777         if (service == NULL)
4778                 return -EINVAL;
4779
4780         service->ignore = ignore;
4781
4782         return 0;
4783 }
4784
4785 void __connman_service_set_string(struct connman_service *service,
4786                                   const char *key, const char *value)
4787 {
4788         if (service->hidden == TRUE)
4789                 return;
4790         if (g_str_equal(key, "EAP") == TRUE) {
4791                 g_free(service->eap);
4792                 service->eap = g_strdup(value);
4793         } else if (g_str_equal(key, "Identity") == TRUE) {
4794                 g_free(service->identity);
4795                 service->identity = g_strdup(value);
4796         } else if (g_str_equal(key, "CACertFile") == TRUE) {
4797                 g_free(service->ca_cert_file);
4798                 service->ca_cert_file = g_strdup(value);
4799         } else if (g_str_equal(key, "ClientCertFile") == TRUE) {
4800                 g_free(service->client_cert_file);
4801                 service->client_cert_file = g_strdup(value);
4802         } else if (g_str_equal(key, "PrivateKeyFile") == TRUE) {
4803                 g_free(service->private_key_file);
4804                 service->private_key_file = g_strdup(value);
4805         } else if (g_str_equal(key, "PrivateKeyPassphrase") == TRUE) {
4806                 g_free(service->private_key_passphrase);
4807                 service->private_key_passphrase = g_strdup(value);
4808         } else if (g_str_equal(key, "Phase2") == TRUE) {
4809                 g_free(service->phase2);
4810                 service->phase2 = g_strdup(value);
4811         } else if (g_str_equal(key, "Passphrase") == TRUE) {
4812                 g_free(service->passphrase);
4813                 service->passphrase = g_strdup(value);
4814         }
4815 }
4816
4817 void __connman_service_set_userconnect(struct connman_service *service,
4818                                                 connman_bool_t userconnect)
4819 {
4820         if (service != NULL)
4821                 service->userconnect = userconnect;
4822 }
4823
4824 void __connman_service_set_search_domains(struct connman_service *service,
4825                                         char **domains)
4826 {
4827         int index;
4828
4829         index = __connman_service_get_index(service);
4830         if (index < 0)
4831                 return;
4832
4833         if (service->domains != NULL) {
4834                 remove_searchdomains(service, index, service->domains);
4835                 g_strfreev(service->domains);
4836
4837                 service->domains = g_strdupv(domains);
4838
4839                 update_nameservers(service);
4840         }
4841 }
4842
4843 static void service_complete(struct connman_service *service)
4844 {
4845         reply_pending(service, EIO);
4846
4847         if (service->userconnect == FALSE)
4848                 __connman_service_auto_connect();
4849
4850         g_get_current_time(&service->modified);
4851         service_save(service);
4852 }
4853
4854 static void report_error_cb(void *user_context, gboolean retry,
4855                                                         void *user_data)
4856 {
4857         struct connman_service *service = user_context;
4858
4859         if (retry == TRUE)
4860                 __connman_service_connect(service);
4861         else {
4862                 /* It is not relevant to stay on Failure state
4863                  * when failing is due to wrong user input */
4864                 service->state = CONNMAN_SERVICE_STATE_IDLE;
4865
4866                 service_complete(service);
4867                 __connman_connection_update_gateway();
4868         }
4869 }
4870
4871 int __connman_service_add_passphrase(struct connman_service *service,
4872                                 const gchar *passphrase)
4873 {
4874         int err = 0;
4875
4876         switch (service->security) {
4877         case CONNMAN_SERVICE_SECURITY_WEP:
4878         case CONNMAN_SERVICE_SECURITY_PSK:
4879                 err = __connman_service_set_passphrase(service, passphrase);
4880                 break;
4881         case CONNMAN_SERVICE_SECURITY_8021X:
4882                 __connman_service_set_agent_passphrase(service,
4883                                                 passphrase);
4884                 break;
4885         case CONNMAN_SERVICE_SECURITY_UNKNOWN:
4886         case CONNMAN_SERVICE_SECURITY_NONE:
4887         case CONNMAN_SERVICE_SECURITY_WPA:
4888         case CONNMAN_SERVICE_SECURITY_RSN:
4889                 DBG("service security '%s' (%d) not handled",
4890                                 security2string(service->security),
4891                                 service->security);
4892                 break;
4893         }
4894
4895         return err;
4896 }
4897
4898 static int check_wpspin(struct connman_service *service, const char *wpspin)
4899 {
4900         int length;
4901         guint i;
4902
4903         if (wpspin == NULL)
4904                 return 0;
4905
4906         length = strlen(wpspin);
4907
4908         /* If 0, it will mean user wants to use PBC method */
4909         if (length == 0) {
4910                 connman_network_set_string(service->network,
4911                                                         "WiFi.PinWPS", NULL);
4912                 return 0;
4913         }
4914
4915         /* A WPS PIN is always 8 chars length,
4916          * its content is in digit representation.
4917          */
4918         if (length != 8)
4919                 return -ENOKEY;
4920
4921         for (i = 0; i < 8; i++)
4922                 if (!isdigit((unsigned char) wpspin[i]))
4923                         return -ENOKEY;
4924
4925         connman_network_set_string(service->network, "WiFi.PinWPS", wpspin);
4926
4927         return 0;
4928 }
4929
4930 static void request_input_cb (struct connman_service *service,
4931                         connman_bool_t values_received,
4932                         const char *name, int name_len,
4933                         const char *identity, const char *passphrase,
4934                         gboolean wps, const char *wpspin,
4935                         const char *error, void *user_data)
4936 {
4937         struct connman_device *device;
4938         int err = 0;
4939
4940         DBG ("RequestInput return, %p", service);
4941
4942         if (error != NULL) {
4943                 DBG("error: %s", error);
4944
4945                 if (g_strcmp0(error,
4946                                 "net.connman.Agent.Error.Canceled") == 0) {
4947                         err = -EINVAL;
4948
4949                         if (service->hidden == TRUE)
4950                                 __connman_service_return_error(service,
4951                                                         ECANCELED, user_data);
4952                         goto done;
4953                 } else {
4954                         if (service->hidden == TRUE)
4955                                 __connman_service_return_error(service,
4956                                                         ETIMEDOUT, user_data);
4957                 }
4958         }
4959
4960         if (service->hidden == TRUE && name_len > 0 && name_len <= 32) {
4961                 device = connman_network_get_device(service->network);
4962                 err = __connman_device_request_hidden_scan(device,
4963                                                 name, name_len,
4964                                                 identity, passphrase,
4965                                                 user_data);
4966                 if (err < 0)
4967                         __connman_service_return_error(service, -err,
4968                                                         user_data);
4969         }
4970
4971         if (values_received == FALSE || service->hidden == TRUE) {
4972                 err = -EINVAL;
4973                 goto done;
4974         }
4975
4976         if (wps == TRUE && service->network != NULL) {
4977                 err = check_wpspin(service, wpspin);
4978                 if (err < 0)
4979                         goto done;
4980
4981                 connman_network_set_bool(service->network, "WiFi.UseWPS", wps);
4982         }
4983
4984         if (identity != NULL)
4985                 __connman_service_set_agent_identity(service, identity);
4986
4987         if (passphrase != NULL)
4988                 err = __connman_service_add_passphrase(service, passphrase);
4989
4990  done:
4991         if (err >= 0) {
4992                 /* We forget any previous error. */
4993                 set_error(service, CONNMAN_SERVICE_ERROR_UNKNOWN);
4994
4995                 __connman_service_connect(service);
4996
4997                 /* Never cache agent provided credentials */
4998                 __connman_service_set_agent_identity(service, NULL);
4999                 __connman_service_set_agent_passphrase(service, NULL);
5000         } else if (err == -ENOKEY) {
5001                 __connman_service_indicate_error(service,
5002                                         CONNMAN_SERVICE_ERROR_INVALID_KEY);
5003         } else {
5004                 /* It is not relevant to stay on Failure state
5005                  * when failing is due to wrong user input */
5006                 service->state = CONNMAN_SERVICE_STATE_IDLE;
5007
5008                 if (service->hidden == FALSE) {
5009                         /*
5010                          * If there was a real error when requesting
5011                          * hidden scan, then that error is returned already
5012                          * to the user somewhere above so do not try to
5013                          * do this again.
5014                          */
5015                         __connman_service_return_error(service, -err,
5016                                                         user_data);
5017                 }
5018
5019                 service_complete(service);
5020                 __connman_connection_update_gateway();
5021         }
5022 }
5023
5024 static void downgrade_connected_services(void)
5025 {
5026         struct connman_service *up_service;
5027         GSequenceIter *iter;
5028
5029         iter = g_sequence_get_begin_iter(service_list);
5030         while (g_sequence_iter_is_end(iter) == FALSE) {
5031                 up_service = g_sequence_get(iter);
5032
5033                 if (is_connected(up_service) == FALSE) {
5034                         iter = g_sequence_iter_next(iter);
5035                         continue;
5036                 }
5037
5038                 if (up_service->state == CONNMAN_SERVICE_STATE_ONLINE)
5039                         return;
5040
5041                 downgrade_state(up_service);
5042
5043                 iter = g_sequence_iter_next(iter);
5044         }
5045 }
5046
5047 static int service_update_preferred_order(struct connman_service *default_service,
5048                 struct connman_service *new_service,
5049                 enum connman_service_state new_state)
5050 {
5051         unsigned int *tech_array;
5052         int i;
5053
5054         if (default_service == NULL || default_service == new_service ||
5055                         default_service->state != new_state )
5056                 return 0;
5057
5058         tech_array = connman_setting_get_uint_list("PreferredTechnologies");
5059         if (tech_array != NULL) {
5060
5061                 for (i = 0; tech_array[i] != 0; i += 1) {
5062                         if (default_service->type == tech_array[i])
5063                                 return -EALREADY;
5064
5065                         if (new_service->type == tech_array[i]) {
5066                                 switch_default_service(default_service,
5067                                                 new_service);
5068                                 __connman_connection_update_gateway();
5069                                 return 0;
5070                         }
5071                 }
5072         }
5073
5074         return -EALREADY;
5075 }
5076
5077 static void single_connected_tech(struct connman_service *allowed)
5078 {
5079         GSList *services = NULL;
5080         GSequenceIter *iter;
5081         GSList *list;
5082
5083         iter = g_sequence_get_begin_iter(service_list);
5084
5085         while (g_sequence_iter_is_end(iter) == FALSE) {
5086                 struct connman_service *service = g_sequence_get(iter);
5087
5088                 if (service != allowed && is_connected(service))
5089                         services = g_slist_prepend(services, service);
5090
5091                 iter = g_sequence_iter_next(iter);
5092         }
5093
5094         DBG("keeping %p %s", allowed, allowed->path);
5095
5096         for (list = services; list != NULL; list = list->next) {
5097                 struct connman_service *service = list->data;
5098
5099                 DBG("disconnecting %p %s", service, service->path);
5100                 __connman_service_disconnect(service);
5101         }
5102
5103         g_slist_free(services);
5104 }
5105
5106 static int service_indicate_state(struct connman_service *service)
5107 {
5108         enum connman_service_state old_state, new_state;
5109         struct connman_service *def_service;
5110         int result;
5111         GSequenceIter *iter;
5112
5113         if (service == NULL)
5114                 return -EINVAL;
5115
5116         old_state = service->state;
5117         new_state = combine_state(service->state_ipv4, service->state_ipv6);
5118
5119         DBG("service %p old %s - new %s/%s => %s",
5120                                         service,
5121                                         state2string(old_state),
5122                                         state2string(service->state_ipv4),
5123                                         state2string(service->state_ipv6),
5124                                         state2string(new_state));
5125
5126         if (old_state == new_state)
5127                 return -EALREADY;
5128
5129         def_service = __connman_service_get_default();
5130
5131         if (new_state == CONNMAN_SERVICE_STATE_ONLINE) {
5132                 result = service_update_preferred_order(def_service,
5133                                 service, new_state);
5134                 if (result == -EALREADY)
5135                         return result;
5136         }
5137
5138         if (old_state == CONNMAN_SERVICE_STATE_ONLINE)
5139                 __connman_notifier_leave_online(service->type);
5140
5141         service->state = new_state;
5142         state_changed(service);
5143
5144         if (new_state == CONNMAN_SERVICE_STATE_IDLE &&
5145                         old_state != CONNMAN_SERVICE_STATE_DISCONNECT) {
5146                 reply_pending(service, ECONNABORTED);
5147
5148                 __connman_service_disconnect(service);
5149         }
5150
5151         if (new_state == CONNMAN_SERVICE_STATE_CONFIGURATION) {
5152                 if (service->new_service == FALSE &&
5153                                 __connman_stats_service_register(service) == 0) {
5154                         /*
5155                          * For new services the statistics are updated after
5156                          * we have successfully connected.
5157                          */
5158                         __connman_stats_get(service, FALSE,
5159                                                 &service->stats.data);
5160                         __connman_stats_get(service, TRUE,
5161                                                 &service->stats_roaming.data);
5162                 }
5163         }
5164
5165         if (new_state == CONNMAN_SERVICE_STATE_IDLE) {
5166                 connman_bool_t reconnect;
5167
5168                 reconnect = get_reconnect_state(service);
5169                 if (reconnect == TRUE)
5170                         __connman_service_auto_connect();
5171         }
5172
5173         if (new_state == CONNMAN_SERVICE_STATE_READY) {
5174                 enum connman_ipconfig_method method;
5175
5176                 if (service->new_service == TRUE &&
5177                                 __connman_stats_service_register(service) == 0) {
5178                         /*
5179                          * This is normally done after configuring state
5180                          * but for new service do this after we have connected
5181                          * successfully.
5182                          */
5183                         __connman_stats_get(service, FALSE,
5184                                                 &service->stats.data);
5185                         __connman_stats_get(service, TRUE,
5186                                                 &service->stats_roaming.data);
5187                 }
5188
5189                 service->new_service = FALSE;
5190
5191                 service_update_preferred_order(def_service, service, new_state);
5192
5193                 set_reconnect_state(service, TRUE);
5194
5195                 __connman_service_set_favorite(service, TRUE);
5196
5197                 reply_pending(service, 0);
5198
5199                 g_get_current_time(&service->modified);
5200                 service_save(service);
5201
5202                 update_nameservers(service);
5203                 dns_changed(service);
5204                 domain_changed(service);
5205
5206                 if (old_state != CONNMAN_SERVICE_STATE_ONLINE)
5207                         __connman_notifier_connect(service->type);
5208
5209                 if (service->type == CONNMAN_SERVICE_TYPE_WIFI &&
5210                         connman_network_get_bool(service->network,
5211                                                 "WiFi.UseWPS") == TRUE) {
5212                         const char *pass;
5213
5214                         pass = connman_network_get_string(service->network,
5215                                                         "WiFi.Passphrase");
5216
5217                         __connman_service_set_passphrase(service, pass);
5218
5219                         connman_network_set_bool(service->network,
5220                                                         "WiFi.UseWPS", FALSE);
5221                 }
5222
5223                 default_changed();
5224
5225                 method = __connman_ipconfig_get_method(service->ipconfig_ipv6);
5226                 if (method == CONNMAN_IPCONFIG_METHOD_OFF)
5227                         __connman_ipconfig_disable_ipv6(
5228                                                 service->ipconfig_ipv6);
5229
5230                 if (connman_setting_get_bool("SingleConnectedTechnology")
5231                                 == TRUE)
5232                         single_connected_tech(service);
5233
5234         } else if (new_state == CONNMAN_SERVICE_STATE_DISCONNECT) {
5235                 def_service = __connman_service_get_default();
5236
5237                 if (__connman_notifier_is_connected() == FALSE &&
5238                         def_service != NULL &&
5239                                 def_service->provider != NULL)
5240                         connman_provider_disconnect(def_service->provider);
5241
5242                 default_changed();
5243
5244                 __connman_wispr_stop(service);
5245
5246                 __connman_wpad_stop(service);
5247
5248                 update_nameservers(service);
5249                 dns_changed(service);
5250                 domain_changed(service);
5251
5252                 __connman_notifier_disconnect(service->type);
5253
5254                 /*
5255                  * Previous services which are connected and which states
5256                  * are set to online should reset relevantly ipconfig_state
5257                  * to ready so wispr/portal will be rerun on those
5258                  */
5259                 downgrade_connected_services();
5260         }
5261
5262         if (new_state == CONNMAN_SERVICE_STATE_FAILURE) {
5263                 if (service->userconnect == TRUE &&
5264                         connman_agent_report_error(service, service->path,
5265                                         error2string(service->error),
5266                                         report_error_cb, NULL) == -EINPROGRESS)
5267                         return 0;
5268                 service_complete(service);
5269         } else
5270                 set_error(service, CONNMAN_SERVICE_ERROR_UNKNOWN);
5271
5272         iter = g_hash_table_lookup(service_hash, service->identifier);
5273         if (iter != NULL && g_sequence_get_length(service_list) > 1) {
5274                 g_sequence_sort_changed(iter, service_compare, NULL);
5275                 service_schedule_changed();
5276         }
5277
5278         __connman_connection_update_gateway();
5279
5280         if (new_state == CONNMAN_SERVICE_STATE_ONLINE) {
5281                 __connman_notifier_enter_online(service->type);
5282                 default_changed();
5283         }
5284
5285         return 0;
5286 }
5287
5288 int __connman_service_indicate_error(struct connman_service *service,
5289                                         enum connman_service_error error)
5290 {
5291         DBG("service %p error %d", service, error);
5292
5293         if (service == NULL)
5294                 return -EINVAL;
5295
5296         set_error(service, error);
5297
5298         if (service->error == CONNMAN_SERVICE_ERROR_INVALID_KEY)
5299                 __connman_service_set_passphrase(service, NULL);
5300
5301         __connman_service_ipconfig_indicate_state(service,
5302                                                 CONNMAN_SERVICE_STATE_FAILURE,
5303                                                 CONNMAN_IPCONFIG_TYPE_IPV4);
5304         __connman_service_ipconfig_indicate_state(service,
5305                                                 CONNMAN_SERVICE_STATE_FAILURE,
5306                                                 CONNMAN_IPCONFIG_TYPE_IPV6);
5307         return 0;
5308 }
5309
5310 int __connman_service_clear_error(struct connman_service *service)
5311 {
5312         DBG("service %p", service);
5313
5314         if (service == NULL)
5315                 return -EINVAL;
5316
5317         if (service->state != CONNMAN_SERVICE_STATE_FAILURE)
5318                 return -EINVAL;
5319
5320         service->state_ipv4 = service->state_ipv6 =
5321                                                 CONNMAN_SERVICE_STATE_UNKNOWN;
5322         set_error(service, CONNMAN_SERVICE_ERROR_UNKNOWN);
5323
5324         if (service->favorite == TRUE)
5325                 set_reconnect_state(service, TRUE);
5326
5327         __connman_service_ipconfig_indicate_state(service,
5328                                         CONNMAN_SERVICE_STATE_IDLE,
5329                                         CONNMAN_IPCONFIG_TYPE_IPV6);
5330
5331         /*
5332          * Toggling the IPv6 state to IDLE could trigger the auto connect
5333          * machinery and consequently the IPv4 state.
5334          */
5335         if (service->state_ipv4 != CONNMAN_SERVICE_STATE_UNKNOWN &&
5336                         service->state_ipv4 != CONNMAN_SERVICE_STATE_FAILURE)
5337                 return 0;
5338
5339         return __connman_service_ipconfig_indicate_state(service,
5340                                                 CONNMAN_SERVICE_STATE_IDLE,
5341                                                 CONNMAN_IPCONFIG_TYPE_IPV4);
5342 }
5343
5344 int __connman_service_indicate_default(struct connman_service *service)
5345 {
5346         DBG("service %p", service);
5347
5348         default_changed();
5349
5350         return 0;
5351 }
5352
5353 enum connman_service_state __connman_service_ipconfig_get_state(
5354                                         struct connman_service *service,
5355                                         enum connman_ipconfig_type type)
5356 {
5357         if (service == NULL)
5358                 return CONNMAN_SERVICE_STATE_UNKNOWN;
5359
5360         if (type == CONNMAN_IPCONFIG_TYPE_IPV4)
5361                 return service->state_ipv4;
5362
5363         if (type == CONNMAN_IPCONFIG_TYPE_IPV6)
5364                 return service->state_ipv6;
5365
5366         return CONNMAN_SERVICE_STATE_UNKNOWN;
5367 }
5368
5369 static void check_proxy_setup(struct connman_service *service)
5370 {
5371         /*
5372          * We start WPAD if we haven't got a PAC URL from DHCP and
5373          * if our proxy manual configuration is either empty or set
5374          * to AUTO with an empty URL.
5375          */
5376
5377         if (service->proxy != CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN)
5378                 goto done;
5379
5380         if (service->proxy_config != CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN &&
5381                 (service->proxy_config != CONNMAN_SERVICE_PROXY_METHOD_AUTO ||
5382                         service->pac != NULL))
5383                 goto done;
5384
5385         if (__connman_wpad_start(service) < 0) {
5386                 service->proxy = CONNMAN_SERVICE_PROXY_METHOD_DIRECT;
5387                 __connman_notifier_proxy_changed(service);
5388                 goto done;
5389         }
5390
5391         return;
5392
5393 done:
5394         __connman_wispr_start(service, CONNMAN_IPCONFIG_TYPE_IPV4);
5395 }
5396
5397 /*
5398  * How many networks are connected at the same time. If more than 1,
5399  * then set the rp_filter setting properly (loose mode routing) so that network
5400  * connectivity works ok. This is only done for IPv4 networks as IPv6
5401  * does not have rp_filter knob.
5402  */
5403 static int connected_networks_count;
5404 static int original_rp_filter;
5405
5406 static void service_rp_filter(struct connman_service *service,
5407                                 gboolean connected)
5408 {
5409         enum connman_ipconfig_method method;
5410
5411         method = __connman_ipconfig_get_method(service->ipconfig_ipv4);
5412
5413         switch (method) {
5414         case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
5415         case CONNMAN_IPCONFIG_METHOD_OFF:
5416         case CONNMAN_IPCONFIG_METHOD_AUTO:
5417                 return;
5418         case CONNMAN_IPCONFIG_METHOD_FIXED:
5419         case CONNMAN_IPCONFIG_METHOD_MANUAL:
5420         case CONNMAN_IPCONFIG_METHOD_DHCP:
5421                 break;
5422         }
5423
5424         if (connected == TRUE) {
5425                 if (connected_networks_count == 1) {
5426                         int filter_value;
5427                         filter_value = __connman_ipconfig_set_rp_filter();
5428                         if (filter_value < 0)
5429                                 return;
5430
5431                         original_rp_filter = filter_value;
5432                 }
5433                 connected_networks_count++;
5434
5435         } else {
5436                 if (connected_networks_count == 2)
5437                         __connman_ipconfig_unset_rp_filter(original_rp_filter);
5438
5439                 connected_networks_count--;
5440                 if (connected_networks_count < 0)
5441                         connected_networks_count = 0;
5442         }
5443
5444         DBG("%s %s ipconfig %p method %d count %d filter %d",
5445                 connected ? "connected" : "disconnected", service->identifier,
5446                 service->ipconfig_ipv4, method,
5447                 connected_networks_count, original_rp_filter);
5448 }
5449
5450 static gboolean redo_wispr(gpointer user_data)
5451 {
5452         struct connman_service *service = user_data;
5453
5454         DBG("");
5455
5456         __connman_wispr_start(service, CONNMAN_IPCONFIG_TYPE_IPV6);
5457
5458         return FALSE;
5459 }
5460
5461 int __connman_service_online_check_failed(struct connman_service *service,
5462                                         enum connman_ipconfig_type type)
5463 {
5464         DBG("service %p type %d count %d", service, type,
5465                                                 service->online_check_count);
5466
5467         /* currently we only retry IPv6 stuff */
5468         if (type == CONNMAN_IPCONFIG_TYPE_IPV4 ||
5469                         service->online_check_count != 1) {
5470                 connman_warn("Online check failed for %p %s", service,
5471                         service->name);
5472                 return 0;
5473         }
5474
5475         service->online_check_count = 0;
5476
5477         /*
5478          * We set the timeout to 1 sec so that we have a chance to get
5479          * necessary IPv6 router advertisement messages that might have
5480          * DNS data etc.
5481          */
5482         g_timeout_add_seconds(1, redo_wispr, service);
5483
5484         return EAGAIN;
5485 }
5486
5487 int __connman_service_ipconfig_indicate_state(struct connman_service *service,
5488                                         enum connman_service_state new_state,
5489                                         enum connman_ipconfig_type type)
5490 {
5491         struct connman_ipconfig *ipconfig = NULL;
5492         enum connman_service_state old_state;
5493         int ret;
5494
5495         if (service == NULL)
5496                 return -EINVAL;
5497
5498         if (type == CONNMAN_IPCONFIG_TYPE_IPV4) {
5499                 old_state = service->state_ipv4;
5500                 ipconfig = service->ipconfig_ipv4;
5501         } else if (type == CONNMAN_IPCONFIG_TYPE_IPV6) {
5502                 old_state = service->state_ipv6;
5503                 ipconfig = service->ipconfig_ipv6;
5504         }
5505
5506         if (ipconfig == NULL)
5507                 return -EINVAL;
5508
5509         /* Any change? */
5510         if (old_state == new_state)
5511                 return -EALREADY;
5512
5513         DBG("service %p (%s) state %d (%s) type %d (%s)",
5514                 service, service ? service->identifier : NULL,
5515                 new_state, state2string(new_state),
5516                 type, __connman_ipconfig_type2string(type));
5517
5518         switch (new_state) {
5519         case CONNMAN_SERVICE_STATE_UNKNOWN:
5520         case CONNMAN_SERVICE_STATE_IDLE:
5521                 if (service->state == CONNMAN_SERVICE_STATE_FAILURE)
5522                         return -EINVAL;
5523                 break;
5524         case CONNMAN_SERVICE_STATE_ASSOCIATION:
5525                 break;
5526         case CONNMAN_SERVICE_STATE_CONFIGURATION:
5527                 __connman_ipconfig_enable(ipconfig);
5528                 break;
5529         case CONNMAN_SERVICE_STATE_READY:
5530                 update_nameservers(service);
5531
5532                 if (type == CONNMAN_IPCONFIG_TYPE_IPV4) {
5533                         check_proxy_setup(service);
5534                         service_rp_filter(service, TRUE);
5535                 } else {
5536                         service->online_check_count = 1;
5537                         __connman_wispr_start(service, type);
5538                 }
5539                 break;
5540         case CONNMAN_SERVICE_STATE_ONLINE:
5541                 break;
5542         case CONNMAN_SERVICE_STATE_DISCONNECT:
5543                 if (service->state == CONNMAN_SERVICE_STATE_IDLE)
5544                         return -EINVAL;
5545
5546                 if (type == CONNMAN_IPCONFIG_TYPE_IPV4)
5547                         service_rp_filter(service, FALSE);
5548
5549                 break;
5550         case CONNMAN_SERVICE_STATE_FAILURE:
5551                 break;
5552         }
5553
5554         /* We keep that state */
5555         if (type == CONNMAN_IPCONFIG_TYPE_IPV4)
5556                 service->state_ipv4 = new_state;
5557         else if (type == CONNMAN_IPCONFIG_TYPE_IPV6)
5558                 service->state_ipv6 = new_state;
5559
5560         ret = service_indicate_state(service);
5561
5562         /*
5563          * If the ipconfig method is OFF, then we set the state to IDLE
5564          * so that it will not affect the combined state in the future.
5565          */
5566         if (type == CONNMAN_IPCONFIG_TYPE_IPV4) {
5567                 enum connman_ipconfig_method method;
5568                 method = __connman_ipconfig_get_method(service->ipconfig_ipv4);
5569                 if (method == CONNMAN_IPCONFIG_METHOD_OFF ||
5570                                 method == CONNMAN_IPCONFIG_METHOD_UNKNOWN) {
5571                         service->state_ipv4 = CONNMAN_SERVICE_STATE_IDLE;
5572                         ret = service_indicate_state(service);
5573                 }
5574
5575         } else if (type == CONNMAN_IPCONFIG_TYPE_IPV6) {
5576                 enum connman_ipconfig_method method;
5577                 method = __connman_ipconfig_get_method(service->ipconfig_ipv6);
5578                 if (method == CONNMAN_IPCONFIG_METHOD_OFF ||
5579                                 method == CONNMAN_IPCONFIG_METHOD_UNKNOWN) {
5580                         service->state_ipv6 = CONNMAN_SERVICE_STATE_IDLE;
5581                         ret = service_indicate_state(service);
5582                 }
5583         }
5584
5585         return ret;
5586 }
5587
5588 static connman_bool_t prepare_network(struct connman_service *service)
5589 {
5590         enum connman_network_type type;
5591         unsigned int ssid_len;
5592
5593         type = connman_network_get_type(service->network);
5594
5595         switch (type) {
5596         case CONNMAN_NETWORK_TYPE_UNKNOWN:
5597         case CONNMAN_NETWORK_TYPE_VENDOR:
5598                 return FALSE;
5599         case CONNMAN_NETWORK_TYPE_WIFI:
5600                 if (connman_network_get_blob(service->network, "WiFi.SSID",
5601                                                         &ssid_len) == NULL)
5602                         return FALSE;
5603
5604                 if (service->passphrase != NULL)
5605                         connman_network_set_string(service->network,
5606                                 "WiFi.Passphrase", service->passphrase);
5607                 break;
5608         case CONNMAN_NETWORK_TYPE_ETHERNET:
5609         case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
5610         case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
5611         case CONNMAN_NETWORK_TYPE_CELLULAR:
5612                 break;
5613         }
5614
5615         return TRUE;
5616 }
5617
5618 static void prepare_8021x(struct connman_service *service)
5619 {
5620         if (service->eap != NULL)
5621                 connman_network_set_string(service->network, "WiFi.EAP",
5622                                                                 service->eap);
5623
5624         if (service->identity != NULL)
5625                 connman_network_set_string(service->network, "WiFi.Identity",
5626                                                         service->identity);
5627
5628         if (service->ca_cert_file != NULL)
5629                 connman_network_set_string(service->network, "WiFi.CACertFile",
5630                                                         service->ca_cert_file);
5631
5632         if (service->client_cert_file != NULL)
5633                 connman_network_set_string(service->network,
5634                                                 "WiFi.ClientCertFile",
5635                                                 service->client_cert_file);
5636
5637         if (service->private_key_file != NULL)
5638                 connman_network_set_string(service->network,
5639                                                 "WiFi.PrivateKeyFile",
5640                                                 service->private_key_file);
5641
5642         if (service->private_key_passphrase != NULL)
5643                 connman_network_set_string(service->network,
5644                                         "WiFi.PrivateKeyPassphrase",
5645                                         service->private_key_passphrase);
5646
5647         if (service->phase2 != NULL)
5648                 connman_network_set_string(service->network, "WiFi.Phase2",
5649                                                         service->phase2);
5650 }
5651
5652 static int service_connect(struct connman_service *service)
5653 {
5654         int err;
5655
5656         if (service->hidden == TRUE)
5657                 return -EPERM;
5658
5659         switch (service->type) {
5660         case CONNMAN_SERVICE_TYPE_UNKNOWN:
5661         case CONNMAN_SERVICE_TYPE_SYSTEM:
5662         case CONNMAN_SERVICE_TYPE_GPS:
5663         case CONNMAN_SERVICE_TYPE_GADGET:
5664                 return -EINVAL;
5665         case CONNMAN_SERVICE_TYPE_ETHERNET:
5666         case CONNMAN_SERVICE_TYPE_BLUETOOTH:
5667         case CONNMAN_SERVICE_TYPE_CELLULAR:
5668         case CONNMAN_SERVICE_TYPE_VPN:
5669                 break;
5670         case CONNMAN_SERVICE_TYPE_WIFI:
5671                 switch (service->security) {
5672                 case CONNMAN_SERVICE_SECURITY_UNKNOWN:
5673                 case CONNMAN_SERVICE_SECURITY_NONE:
5674                         break;
5675                 case CONNMAN_SERVICE_SECURITY_WEP:
5676                 case CONNMAN_SERVICE_SECURITY_PSK:
5677                 case CONNMAN_SERVICE_SECURITY_WPA:
5678                 case CONNMAN_SERVICE_SECURITY_RSN:
5679                         if (service->passphrase == NULL) {
5680                                 if (service->network == NULL)
5681                                         return -EOPNOTSUPP;
5682
5683                                 if (service->wps == FALSE ||
5684                                         connman_network_get_bool(
5685                                                         service->network,
5686                                                         "WiFi.UseWPS") == FALSE)
5687                                         return -ENOKEY;
5688                         } else if (service->error ==
5689                                         CONNMAN_SERVICE_ERROR_INVALID_KEY)
5690                                 return -ENOKEY;
5691                         break;
5692                 case CONNMAN_SERVICE_SECURITY_8021X:
5693                         if (service->eap == NULL)
5694                                 return -EINVAL;
5695
5696                         /*
5697                          * never request credentials if using EAP-TLS
5698                          * (EAP-TLS networks need to be fully provisioned)
5699                          */
5700                         if (g_str_equal(service->eap, "tls") == TRUE)
5701                                 break;
5702
5703                         /*
5704                          * Return -ENOKEY if either identity or passphrase is
5705                          * missing. Agent provided credentials can be used as
5706                          * fallback if needed.
5707                          */
5708                         if ((service->identity == NULL &&
5709                                         service->agent_identity == NULL) ||
5710                                         (service->passphrase == NULL &&
5711                                         service->agent_passphrase == NULL))
5712                                 return -ENOKEY;
5713
5714                         break;
5715                 }
5716                 break;
5717         }
5718
5719         if (service->network != NULL) {
5720                 if (prepare_network(service) == FALSE)
5721                         return -EINVAL;
5722
5723                 switch (service->security) {
5724                 case CONNMAN_SERVICE_SECURITY_UNKNOWN:
5725                 case CONNMAN_SERVICE_SECURITY_NONE:
5726                 case CONNMAN_SERVICE_SECURITY_WEP:
5727                 case CONNMAN_SERVICE_SECURITY_PSK:
5728                 case CONNMAN_SERVICE_SECURITY_WPA:
5729                 case CONNMAN_SERVICE_SECURITY_RSN:
5730                         break;
5731                 case CONNMAN_SERVICE_SECURITY_8021X:
5732                         prepare_8021x(service);
5733                         break;
5734                 }
5735
5736                 if (__connman_stats_service_register(service) == 0) {
5737                         __connman_stats_get(service, FALSE,
5738                                                 &service->stats.data);
5739                         __connman_stats_get(service, TRUE,
5740                                                 &service->stats_roaming.data);
5741                 }
5742
5743                 if (service->ipconfig_ipv4)
5744                         __connman_ipconfig_enable(service->ipconfig_ipv4);
5745                 if (service->ipconfig_ipv6)
5746                         __connman_ipconfig_enable(service->ipconfig_ipv6);
5747
5748                 err = __connman_network_connect(service->network);
5749         } else if (service->type == CONNMAN_SERVICE_TYPE_VPN &&
5750                                         service->provider != NULL)
5751                 err = __connman_provider_connect(service->provider);
5752         else
5753                 return -EOPNOTSUPP;
5754
5755         if (err < 0) {
5756                 if (err != -EINPROGRESS) {
5757                         __connman_ipconfig_disable(service->ipconfig_ipv4);
5758                         __connman_ipconfig_disable(service->ipconfig_ipv6);
5759                         __connman_stats_service_unregister(service);
5760                 }
5761         }
5762
5763         return err;
5764 }
5765
5766
5767 int __connman_service_connect(struct connman_service *service)
5768 {
5769         int err;
5770
5771         DBG("service %p state %s", service, state2string(service->state));
5772
5773         if (is_connected(service) == TRUE)
5774                 return -EISCONN;
5775
5776         if (is_connecting(service) == TRUE)
5777                 return -EALREADY;
5778
5779         switch (service->type) {
5780         case CONNMAN_SERVICE_TYPE_UNKNOWN:
5781         case CONNMAN_SERVICE_TYPE_SYSTEM:
5782         case CONNMAN_SERVICE_TYPE_GPS:
5783         case CONNMAN_SERVICE_TYPE_GADGET:
5784                 return -EINVAL;
5785         default:
5786                 if (is_ipconfig_usable(service) == FALSE)
5787                         return -ENOLINK;
5788
5789                 err = service_connect(service);
5790         }
5791
5792         if (err >= 0) {
5793                 set_error(service, CONNMAN_SERVICE_ERROR_UNKNOWN);
5794                 return 0;
5795         }
5796
5797         if (err == -EINPROGRESS) {
5798                 if (service->timeout == 0)
5799                         service->timeout = g_timeout_add_seconds(
5800                                 CONNECT_TIMEOUT, connect_timeout, service);
5801                 set_error(service, CONNMAN_SERVICE_ERROR_UNKNOWN);
5802                 return -EINPROGRESS;
5803         }
5804
5805         if (service->network != NULL)
5806                 __connman_network_disconnect(service->network);
5807         else if (service->type == CONNMAN_SERVICE_TYPE_VPN &&
5808                                 service->provider != NULL)
5809                         connman_provider_disconnect(service->provider);
5810
5811         if (service->userconnect == TRUE) {
5812                 if (err == -ENOKEY || err == -EPERM) {
5813                         DBusMessage *pending = NULL;
5814
5815                         /*
5816                          * We steal the reply here. The idea is that the
5817                          * connecting client will see the connection status
5818                          * after the real hidden network is connected or
5819                          * connection failed.
5820                          */
5821                         if (service->hidden == TRUE) {
5822                                 pending = service->pending;
5823                                 service->pending = NULL;
5824                         }
5825
5826                         err = __connman_agent_request_passphrase_input(service,
5827                                         request_input_cb, pending);
5828                         if (service->hidden == TRUE && err != -EINPROGRESS)
5829                                 service->pending = pending;
5830
5831                         return err;
5832                 }
5833                 reply_pending(service, -err);
5834         }
5835
5836         return err;
5837 }
5838
5839 int __connman_service_disconnect(struct connman_service *service)
5840 {
5841         int err;
5842
5843         DBG("service %p", service);
5844
5845         service->userconnect = FALSE;
5846
5847         connman_agent_cancel(service);
5848
5849         if (service->network != NULL) {
5850                 err = __connman_network_disconnect(service->network);
5851         } else if (service->type == CONNMAN_SERVICE_TYPE_VPN &&
5852                                         service->provider != NULL)
5853                 err = connman_provider_disconnect(service->provider);
5854         else
5855                 return -EOPNOTSUPP;
5856
5857         if (err < 0 && err != -EINPROGRESS)
5858                 return err;
5859
5860         __connman_6to4_remove(service->ipconfig_ipv4);
5861
5862         if (service->ipconfig_ipv4)
5863                 __connman_ipconfig_set_proxy_autoconfig(service->ipconfig_ipv4,
5864                                                         NULL);
5865         else
5866                 __connman_ipconfig_set_proxy_autoconfig(service->ipconfig_ipv6,
5867                                                         NULL);
5868
5869         __connman_ipconfig_address_remove(service->ipconfig_ipv4);
5870         settings_changed(service, service->ipconfig_ipv4);
5871
5872         __connman_ipconfig_address_remove(service->ipconfig_ipv6);
5873         settings_changed(service, service->ipconfig_ipv6);
5874
5875         __connman_ipconfig_disable(service->ipconfig_ipv4);
5876         __connman_ipconfig_disable(service->ipconfig_ipv6);
5877
5878         __connman_stats_service_unregister(service);
5879
5880         return err;
5881 }
5882
5883 int __connman_service_disconnect_all(void)
5884 {
5885         GSequenceIter *iter;
5886         GSList *services = NULL, *list;
5887
5888         DBG("");
5889
5890         iter = g_sequence_get_begin_iter(service_list);
5891
5892         while (g_sequence_iter_is_end(iter) == FALSE) {
5893                 struct connman_service *service = g_sequence_get(iter);
5894
5895                 services = g_slist_prepend(services, service);
5896
5897                 iter = g_sequence_iter_next(iter);
5898         }
5899
5900         for (list = services; list != NULL; list = list->next) {
5901                 struct connman_service *service = list->data;
5902
5903                 service->ignore = TRUE;
5904
5905                 set_reconnect_state(service, FALSE);
5906
5907                 __connman_service_disconnect(service);
5908         }
5909
5910         g_slist_free(list);
5911
5912         return 0;
5913
5914 }
5915
5916 /**
5917  * lookup_by_identifier:
5918  * @identifier: service identifier
5919  *
5920  * Look up a service by identifier (reference count will not be increased)
5921  */
5922 static struct connman_service *lookup_by_identifier(const char *identifier)
5923 {
5924         GSequenceIter *iter;
5925
5926         iter = g_hash_table_lookup(service_hash, identifier);
5927         if (iter != NULL)
5928                 return g_sequence_get(iter);
5929
5930         return NULL;
5931 }
5932
5933 struct provision_user_data {
5934         const char *ident;
5935         int ret;
5936 };
5937
5938 static void provision_changed(gpointer value, gpointer user_data)
5939 {
5940         struct connman_service *service = value;
5941         struct provision_user_data *data = user_data;
5942         const char *path = data->ident;
5943         int ret;
5944
5945         ret = __connman_config_provision_service_ident(service, path,
5946                         service->config_file, service->config_entry);
5947         if (ret > 0)
5948                 data->ret = ret;
5949 }
5950
5951 int __connman_service_provision_changed(const char *ident)
5952 {
5953         struct provision_user_data data = {
5954                 .ident = ident,
5955                 .ret = 0
5956         };
5957
5958         g_sequence_foreach(service_list, provision_changed, (void *)&data);
5959
5960         /*
5961          * Because the provision_changed() might have set some services
5962          * as favorite, we must sort the sequence now.
5963          */
5964         if (services_dirty == TRUE) {
5965                 services_dirty = FALSE;
5966
5967                 if (g_sequence_get_length(service_list) > 1) {
5968                         g_sequence_sort(service_list, service_compare, NULL);
5969                         service_schedule_changed();
5970                 }
5971
5972                 __connman_connection_update_gateway();
5973         }
5974
5975         return data.ret;
5976 }
5977
5978 void __connman_service_set_config(struct connman_service *service,
5979                                 const char *file_id, const char *entry)
5980 {
5981         if (service == NULL)
5982                 return;
5983
5984         g_free(service->config_file);
5985         service->config_file = g_strdup(file_id);
5986
5987         g_free(service->config_entry);
5988         service->config_entry = g_strdup(entry);
5989 }
5990
5991 /**
5992  * __connman_service_get:
5993  * @identifier: service identifier
5994  *
5995  * Look up a service by identifier or create a new one if not found
5996  */
5997 static struct connman_service *service_get(const char *identifier)
5998 {
5999         struct connman_service *service;
6000         GSequenceIter *iter;
6001
6002         iter = g_hash_table_lookup(service_hash, identifier);
6003         if (iter != NULL) {
6004                 service = g_sequence_get(iter);
6005                 if (service != NULL)
6006                         connman_service_ref(service);
6007                 return service;
6008         }
6009
6010         service = connman_service_create();
6011         if (service == NULL)
6012                 return NULL;
6013
6014         DBG("service %p", service);
6015
6016         service->identifier = g_strdup(identifier);
6017
6018         iter = g_sequence_insert_sorted(service_list, service,
6019                                                 service_compare, NULL);
6020
6021         g_hash_table_insert(service_hash, service->identifier, iter);
6022
6023         return service;
6024 }
6025
6026 static int service_register(struct connman_service *service)
6027 {
6028         GSequenceIter *iter;
6029
6030         DBG("service %p", service);
6031
6032         if (service->path != NULL)
6033                 return -EALREADY;
6034
6035         service->path = g_strdup_printf("%s/service/%s", CONNMAN_PATH,
6036                                                 service->identifier);
6037
6038         DBG("path %s", service->path);
6039
6040         __connman_config_provision_service(service);
6041
6042         service_load(service);
6043
6044         g_dbus_register_interface(connection, service->path,
6045                                         CONNMAN_SERVICE_INTERFACE,
6046                                         service_methods, service_signals,
6047                                                         NULL, service, NULL);
6048
6049         iter = g_hash_table_lookup(service_hash, service->identifier);
6050         if (iter != NULL && g_sequence_get_length(service_list) > 1) {
6051                 g_sequence_sort_changed(iter, service_compare, NULL);
6052                 service_schedule_changed();
6053         }
6054
6055         __connman_connection_update_gateway();
6056
6057         return 0;
6058 }
6059
6060 static void service_up(struct connman_ipconfig *ipconfig)
6061 {
6062         struct connman_service *service = __connman_ipconfig_get_data(ipconfig);
6063
6064         DBG("%s up", __connman_ipconfig_get_ifname(ipconfig));
6065
6066         link_changed(service);
6067
6068         service->stats.valid = FALSE;
6069         service->stats_roaming.valid = FALSE;
6070 }
6071
6072 static void service_down(struct connman_ipconfig *ipconfig)
6073 {
6074         DBG("%s down", __connman_ipconfig_get_ifname(ipconfig));
6075 }
6076
6077 static void service_lower_up(struct connman_ipconfig *ipconfig)
6078 {
6079         struct connman_service *service = __connman_ipconfig_get_data(ipconfig);
6080
6081         DBG("%s lower up", __connman_ipconfig_get_ifname(ipconfig));
6082
6083         stats_start(service);
6084 }
6085
6086 static void service_lower_down(struct connman_ipconfig *ipconfig)
6087 {
6088         struct connman_service *service = __connman_ipconfig_get_data(ipconfig);
6089
6090         DBG("%s lower down", __connman_ipconfig_get_ifname(ipconfig));
6091
6092         if (is_idle_state(service, service->state_ipv4) == FALSE)
6093                 __connman_ipconfig_disable(service->ipconfig_ipv4);
6094
6095         if (is_idle_state(service, service->state_ipv6) == FALSE)
6096                 __connman_ipconfig_disable(service->ipconfig_ipv6);
6097
6098         stats_stop(service);
6099         service_save(service);
6100 }
6101
6102 static void service_ip_bound(struct connman_ipconfig *ipconfig)
6103 {
6104         struct connman_service *service = __connman_ipconfig_get_data(ipconfig);
6105         enum connman_ipconfig_method method = CONNMAN_IPCONFIG_METHOD_UNKNOWN;
6106         enum connman_ipconfig_type type = CONNMAN_IPCONFIG_TYPE_UNKNOWN;
6107
6108         DBG("%s ip bound", __connman_ipconfig_get_ifname(ipconfig));
6109
6110         type = __connman_ipconfig_get_config_type(ipconfig);
6111         method = __connman_ipconfig_get_method(ipconfig);
6112
6113         DBG("service %p ipconfig %p type %d method %d", service, ipconfig,
6114                                                         type, method);
6115
6116         if (type == CONNMAN_IPCONFIG_TYPE_IPV6 &&
6117                         method == CONNMAN_IPCONFIG_METHOD_AUTO)
6118                 __connman_service_ipconfig_indicate_state(service,
6119                                                 CONNMAN_SERVICE_STATE_READY,
6120                                                 CONNMAN_IPCONFIG_TYPE_IPV6);
6121
6122         settings_changed(service, ipconfig);
6123 }
6124
6125 static void service_ip_release(struct connman_ipconfig *ipconfig)
6126 {
6127         struct connman_service *service = __connman_ipconfig_get_data(ipconfig);
6128         enum connman_ipconfig_method method = CONNMAN_IPCONFIG_METHOD_UNKNOWN;
6129         enum connman_ipconfig_type type = CONNMAN_IPCONFIG_TYPE_UNKNOWN;
6130
6131         DBG("%s ip release", __connman_ipconfig_get_ifname(ipconfig));
6132
6133         type = __connman_ipconfig_get_config_type(ipconfig);
6134         method = __connman_ipconfig_get_method(ipconfig);
6135
6136         DBG("service %p ipconfig %p type %d method %d", service, ipconfig,
6137                                                         type, method);
6138
6139         if (type == CONNMAN_IPCONFIG_TYPE_IPV6 &&
6140                         method == CONNMAN_IPCONFIG_METHOD_OFF)
6141                 __connman_service_ipconfig_indicate_state(service,
6142                                         CONNMAN_SERVICE_STATE_DISCONNECT,
6143                                         CONNMAN_IPCONFIG_TYPE_IPV6);
6144
6145         if (type == CONNMAN_IPCONFIG_TYPE_IPV4 &&
6146                         method == CONNMAN_IPCONFIG_METHOD_OFF)
6147                 __connman_service_ipconfig_indicate_state(service,
6148                                         CONNMAN_SERVICE_STATE_DISCONNECT,
6149                                         CONNMAN_IPCONFIG_TYPE_IPV4);
6150
6151         settings_changed(service, ipconfig);
6152 }
6153
6154 static void service_route_changed(struct connman_ipconfig *ipconfig)
6155 {
6156         struct connman_service *service = __connman_ipconfig_get_data(ipconfig);
6157
6158         DBG("%s route changed", __connman_ipconfig_get_ifname(ipconfig));
6159
6160         settings_changed(service, ipconfig);
6161 }
6162
6163 static const struct connman_ipconfig_ops service_ops = {
6164         .up             = service_up,
6165         .down           = service_down,
6166         .lower_up       = service_lower_up,
6167         .lower_down     = service_lower_down,
6168         .ip_bound       = service_ip_bound,
6169         .ip_release     = service_ip_release,
6170         .route_set      = service_route_changed,
6171         .route_unset    = service_route_changed,
6172 };
6173
6174 static struct connman_ipconfig *create_ip4config(struct connman_service *service,
6175                 int index, enum connman_ipconfig_method method)
6176 {
6177         struct connman_ipconfig *ipconfig_ipv4;
6178
6179         ipconfig_ipv4 = __connman_ipconfig_create(index,
6180                                                 CONNMAN_IPCONFIG_TYPE_IPV4);
6181         if (ipconfig_ipv4 == NULL)
6182                 return NULL;
6183
6184         __connman_ipconfig_set_method(ipconfig_ipv4, method);
6185
6186         __connman_ipconfig_set_data(ipconfig_ipv4, service);
6187
6188         __connman_ipconfig_set_ops(ipconfig_ipv4, &service_ops);
6189
6190         return ipconfig_ipv4;
6191 }
6192
6193 static struct connman_ipconfig *create_ip6config(struct connman_service *service,
6194                 int index)
6195 {
6196         struct connman_ipconfig *ipconfig_ipv6;
6197
6198         ipconfig_ipv6 = __connman_ipconfig_create(index,
6199                                                 CONNMAN_IPCONFIG_TYPE_IPV6);
6200         if (ipconfig_ipv6 == NULL)
6201                 return NULL;
6202
6203         __connman_ipconfig_set_data(ipconfig_ipv6, service);
6204
6205         __connman_ipconfig_set_ops(ipconfig_ipv6, &service_ops);
6206
6207         return ipconfig_ipv6;
6208 }
6209
6210 void __connman_service_read_ip4config(struct connman_service *service)
6211 {
6212         GKeyFile *keyfile;
6213
6214         if (service->ipconfig_ipv4 == NULL)
6215                 return;
6216
6217         keyfile = connman_storage_load_service(service->identifier);
6218         if (keyfile == NULL)
6219                 return;
6220
6221         __connman_ipconfig_load(service->ipconfig_ipv4, keyfile,
6222                                 service->identifier, "IPv4.");
6223
6224         g_key_file_free(keyfile);
6225 }
6226
6227 void connman_service_create_ip4config(struct connman_service *service,
6228                                         int index)
6229 {
6230         DBG("ipv4 %p", service->ipconfig_ipv4);
6231
6232         if (service->ipconfig_ipv4 != NULL)
6233                 return;
6234
6235         service->ipconfig_ipv4 = create_ip4config(service, index,
6236                         CONNMAN_IPCONFIG_METHOD_DHCP);
6237         __connman_service_read_ip4config(service);
6238 }
6239
6240 void __connman_service_read_ip6config(struct connman_service *service)
6241 {
6242         GKeyFile *keyfile;
6243
6244         if (service->ipconfig_ipv6 == NULL)
6245                 return;
6246
6247         keyfile = connman_storage_load_service(service->identifier);
6248         if (keyfile == NULL)
6249                 return;
6250
6251         __connman_ipconfig_load(service->ipconfig_ipv6, keyfile,
6252                                 service->identifier, "IPv6.");
6253
6254         g_key_file_free(keyfile);
6255 }
6256
6257 void connman_service_create_ip6config(struct connman_service *service,
6258                                                                 int index)
6259 {
6260         DBG("ipv6 %p", service->ipconfig_ipv6);
6261
6262         if (service->ipconfig_ipv6 != NULL)
6263                 return;
6264
6265         service->ipconfig_ipv6 = create_ip6config(service, index);
6266
6267         __connman_service_read_ip6config(service);
6268 }
6269
6270 /**
6271  * connman_service_lookup_from_network:
6272  * @network: network structure
6273  *
6274  * Look up a service by network (reference count will not be increased)
6275  */
6276 struct connman_service *connman_service_lookup_from_network(struct connman_network *network)
6277 {
6278         struct connman_service *service;
6279         const char *ident, *group;
6280         char *name;
6281
6282         DBG("network %p", network);
6283
6284         if (network == NULL)
6285                 return NULL;
6286
6287         ident = __connman_network_get_ident(network);
6288         if (ident == NULL)
6289                 return NULL;
6290
6291         group = connman_network_get_group(network);
6292         if (group == NULL)
6293                 return NULL;
6294
6295         name = g_strdup_printf("%s_%s_%s",
6296                         __connman_network_get_type(network), ident, group);
6297         service = lookup_by_identifier(name);
6298         g_free(name);
6299
6300         return service;
6301 }
6302
6303 struct connman_service *__connman_service_lookup_from_index(int index)
6304 {
6305         struct connman_service *service;
6306         GSequenceIter *iter;
6307
6308         iter = g_sequence_get_begin_iter(service_list);
6309
6310         while (g_sequence_iter_is_end(iter) == FALSE) {
6311                 service = g_sequence_get(iter);
6312
6313                 if (__connman_ipconfig_get_index(service->ipconfig_ipv4)
6314                                                         == index)
6315                         return service;
6316
6317                 if (__connman_ipconfig_get_index(service->ipconfig_ipv6)
6318                                                         == index)
6319                         return service;
6320
6321                 iter = g_sequence_iter_next(iter);
6322         }
6323
6324         return NULL;
6325 }
6326
6327 struct connman_service *__connman_service_lookup_from_ident(const char *identifier)
6328 {
6329         return lookup_by_identifier(identifier);
6330 }
6331
6332 const char *__connman_service_get_ident(struct connman_service *service)
6333 {
6334         return service->identifier;
6335 }
6336
6337 const char *__connman_service_get_path(struct connman_service *service)
6338 {
6339         return service->path;
6340 }
6341
6342 unsigned int __connman_service_get_order(struct connman_service *service)
6343 {
6344         GSequenceIter *iter;
6345
6346         if (service == NULL)
6347                 return 0;
6348
6349         if (service->favorite == FALSE) {
6350                 service->order = 0;
6351                 goto done;
6352         }
6353
6354         iter = g_hash_table_lookup(service_hash, service->identifier);
6355         if (iter != NULL) {
6356                 if (g_sequence_iter_get_position(iter) == 0)
6357                         service->order = 1;
6358                 else if (service->type == CONNMAN_SERVICE_TYPE_VPN &&
6359                                 service->do_split_routing == FALSE)
6360                         service->order = 10;
6361                 else
6362                         service->order = 0;
6363         }
6364
6365         DBG("service %p name %s order %d split %d", service, service->name,
6366                 service->order, service->do_split_routing);
6367
6368 done:
6369         return service->order;
6370 }
6371
6372 void __connman_service_update_ordering(void)
6373 {
6374         GSequenceIter *iter;
6375
6376         iter = g_sequence_get_begin_iter(service_list);
6377         if (iter != NULL && g_sequence_get_length(service_list) > 1)
6378                 g_sequence_sort_changed(iter, service_compare, NULL);
6379 }
6380
6381 static enum connman_service_type convert_network_type(struct connman_network *network)
6382 {
6383         enum connman_network_type type = connman_network_get_type(network);
6384
6385         switch (type) {
6386         case CONNMAN_NETWORK_TYPE_UNKNOWN:
6387         case CONNMAN_NETWORK_TYPE_VENDOR:
6388                 break;
6389         case CONNMAN_NETWORK_TYPE_ETHERNET:
6390                 return CONNMAN_SERVICE_TYPE_ETHERNET;
6391         case CONNMAN_NETWORK_TYPE_WIFI:
6392                 return CONNMAN_SERVICE_TYPE_WIFI;
6393         case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
6394         case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
6395                 return CONNMAN_SERVICE_TYPE_BLUETOOTH;
6396         case CONNMAN_NETWORK_TYPE_CELLULAR:
6397                 return CONNMAN_SERVICE_TYPE_CELLULAR;
6398         }
6399
6400         return CONNMAN_SERVICE_TYPE_UNKNOWN;
6401 }
6402
6403 static enum connman_service_security convert_wifi_security(const char *security)
6404 {
6405         if (security == NULL)
6406                 return CONNMAN_SERVICE_SECURITY_UNKNOWN;
6407         else if (g_str_equal(security, "none") == TRUE)
6408                 return CONNMAN_SERVICE_SECURITY_NONE;
6409         else if (g_str_equal(security, "wep") == TRUE)
6410                 return CONNMAN_SERVICE_SECURITY_WEP;
6411         else if (g_str_equal(security, "psk") == TRUE)
6412                 return CONNMAN_SERVICE_SECURITY_PSK;
6413         else if (g_str_equal(security, "ieee8021x") == TRUE)
6414                 return CONNMAN_SERVICE_SECURITY_8021X;
6415         else if (g_str_equal(security, "wpa") == TRUE)
6416                 return CONNMAN_SERVICE_SECURITY_WPA;
6417         else if (g_str_equal(security, "rsn") == TRUE)
6418                 return CONNMAN_SERVICE_SECURITY_RSN;
6419         else
6420                 return CONNMAN_SERVICE_SECURITY_UNKNOWN;
6421 }
6422
6423 static void update_from_network(struct connman_service *service,
6424                                         struct connman_network *network)
6425 {
6426         uint8_t strength = service->strength;
6427         GSequenceIter *iter;
6428         const char *str;
6429
6430         DBG("service %p network %p", service, network);
6431
6432         if (is_connected(service) == TRUE)
6433                 return;
6434
6435         if (is_connecting(service) == TRUE)
6436                 return;
6437
6438         str = connman_network_get_string(network, "Name");
6439         if (str != NULL) {
6440                 g_free(service->name);
6441                 service->name = g_strdup(str);
6442                 service->hidden = FALSE;
6443         } else {
6444                 g_free(service->name);
6445                 service->name = NULL;
6446                 service->hidden = TRUE;
6447         }
6448
6449         service->strength = connman_network_get_strength(network);
6450         service->roaming = connman_network_get_bool(network, "Roaming");
6451
6452         if (service->strength == 0) {
6453                 /*
6454                  * Filter out 0-values; it's unclear what they mean
6455                  * and they cause anomalous sorting of the priority list.
6456                  */
6457                 service->strength = strength;
6458         }
6459
6460         str = connman_network_get_string(network, "WiFi.Security");
6461         service->security = convert_wifi_security(str);
6462
6463         if (service->type == CONNMAN_SERVICE_TYPE_WIFI)
6464                 service->wps = connman_network_get_bool(network, "WiFi.WPS");
6465
6466         if (service->strength > strength && service->network != NULL) {
6467                 connman_network_unref(service->network);
6468                 service->network = connman_network_ref(network);
6469
6470                 strength_changed(service);
6471         }
6472
6473         if (service->network == NULL)
6474                 service->network = connman_network_ref(network);
6475
6476         iter = g_hash_table_lookup(service_hash, service->identifier);
6477         if (iter != NULL && g_sequence_get_length(service_list) > 1) {
6478                 g_sequence_sort_changed(iter, service_compare, NULL);
6479                 service_schedule_changed();
6480         }
6481 }
6482
6483 /**
6484  * __connman_service_create_from_network:
6485  * @network: network structure
6486  *
6487  * Look up service by network and if not found, create one
6488  */
6489 struct connman_service * __connman_service_create_from_network(struct connman_network *network)
6490 {
6491         struct connman_service *service;
6492         struct connman_device *device;
6493         const char *ident, *group;
6494         char *name;
6495         unsigned int *auto_connect_types;
6496         int i, index;
6497
6498         DBG("network %p", network);
6499
6500         if (network == NULL)
6501                 return NULL;
6502
6503         ident = __connman_network_get_ident(network);
6504         if (ident == NULL)
6505                 return NULL;
6506
6507         group = connman_network_get_group(network);
6508         if (group == NULL)
6509                 return NULL;
6510
6511         name = g_strdup_printf("%s_%s_%s",
6512                         __connman_network_get_type(network), ident, group);
6513         service = service_get(name);
6514         g_free(name);
6515
6516         if (service == NULL)
6517                 return NULL;
6518
6519         if (__connman_network_get_weakness(network) == TRUE)
6520                 return service;
6521
6522         if (service->path != NULL) {
6523                 update_from_network(service, network);
6524                 __connman_connection_update_gateway();
6525                 return service;
6526         }
6527
6528         service->type = convert_network_type(network);
6529
6530         auto_connect_types = connman_setting_get_uint_list("DefaultAutoConnectTechnologies");
6531         service->autoconnect = FALSE;
6532         for (i = 0; auto_connect_types != NULL &&
6533                      auto_connect_types[i] != 0; i++) {
6534                 if (service->type == auto_connect_types[i]) {
6535                         service->autoconnect = TRUE;
6536                         break;
6537                 }
6538         }
6539
6540         switch (service->type) {
6541         case CONNMAN_SERVICE_TYPE_UNKNOWN:
6542         case CONNMAN_SERVICE_TYPE_SYSTEM:
6543         case CONNMAN_SERVICE_TYPE_BLUETOOTH:
6544         case CONNMAN_SERVICE_TYPE_GPS:
6545         case CONNMAN_SERVICE_TYPE_VPN:
6546         case CONNMAN_SERVICE_TYPE_GADGET:
6547         case CONNMAN_SERVICE_TYPE_WIFI:
6548         case CONNMAN_SERVICE_TYPE_CELLULAR:
6549                 break;
6550         case CONNMAN_SERVICE_TYPE_ETHERNET:
6551                 service->favorite = TRUE;
6552                 break;
6553         }
6554
6555         service->state_ipv4 = service->state_ipv6 = CONNMAN_SERVICE_STATE_IDLE;
6556         service->state = combine_state(service->state_ipv4, service->state_ipv6);
6557
6558         update_from_network(service, network);
6559
6560         index = connman_network_get_index(network);
6561
6562         if (service->ipconfig_ipv4 == NULL)
6563                 service->ipconfig_ipv4 = create_ip4config(service, index,
6564                                 CONNMAN_IPCONFIG_METHOD_DHCP);
6565
6566         if (service->ipconfig_ipv6 == NULL)
6567                 service->ipconfig_ipv6 = create_ip6config(service, index);
6568
6569         service_register(service);
6570
6571         if (service->favorite == TRUE) {
6572                 device = connman_network_get_device(service->network);
6573                 if (device && connman_device_get_scanning(device) == FALSE)
6574                         __connman_service_auto_connect();
6575         }
6576
6577         __connman_notifier_service_add(service, service->name);
6578         service_schedule_added(service);
6579
6580         return service;
6581 }
6582
6583 void __connman_service_update_from_network(struct connman_network *network)
6584 {
6585         connman_bool_t need_sort = FALSE;
6586         struct connman_service *service;
6587         uint8_t strength;
6588         connman_bool_t roaming;
6589         GSequenceIter *iter;
6590         const char *name;
6591         connman_bool_t stats_enable;
6592
6593         DBG("network %p", network);
6594
6595         service = connman_service_lookup_from_network(network);
6596         if (service == NULL)
6597                 return;
6598
6599         if (service->network == NULL)
6600                 return;
6601
6602         name = connman_network_get_string(service->network, "Name");
6603         if (g_strcmp0(service->name, name) != 0) {
6604                 g_free(service->name);
6605                 service->name = g_strdup(name);
6606
6607                 if (allow_property_changed(service) == TRUE)
6608                         connman_dbus_property_changed_basic(service->path,
6609                                         CONNMAN_SERVICE_INTERFACE, "Name",
6610                                         DBUS_TYPE_STRING, &service->name);
6611         }
6612
6613         if (service->type == CONNMAN_SERVICE_TYPE_WIFI)
6614                 service->wps = connman_network_get_bool(network, "WiFi.WPS");
6615
6616         strength = connman_network_get_strength(service->network);
6617         if (strength == service->strength)
6618                 goto roaming;
6619
6620         service->strength = strength;
6621         need_sort = TRUE;
6622
6623         strength_changed(service);
6624
6625 roaming:
6626         roaming = connman_network_get_bool(service->network, "Roaming");
6627         if (roaming == service->roaming)
6628                 goto sorting;
6629
6630         stats_enable = stats_enabled(service);
6631         if (stats_enable == TRUE)
6632                 stats_stop(service);
6633
6634         service->roaming = roaming;
6635         need_sort = TRUE;
6636
6637         if (stats_enable == TRUE)
6638                 stats_start(service);
6639
6640         roaming_changed(service);
6641
6642 sorting:
6643         if (need_sort == TRUE) {
6644                 iter = g_hash_table_lookup(service_hash, service->identifier);
6645                 if (iter != NULL && g_sequence_get_length(service_list) > 1) {
6646                         g_sequence_sort_changed(iter, service_compare, NULL);
6647                         service_schedule_changed();
6648                 }
6649         }
6650 }
6651
6652 void __connman_service_remove_from_network(struct connman_network *network)
6653 {
6654         struct connman_service *service;
6655
6656         DBG("network %p", network);
6657
6658         service = connman_service_lookup_from_network(network);
6659         if (service == NULL)
6660                 return;
6661
6662         service->ignore = TRUE;
6663
6664         __connman_connection_gateway_remove(service,
6665                                         CONNMAN_IPCONFIG_TYPE_ALL);
6666
6667         connman_service_unref(service);
6668 }
6669
6670 /**
6671  * __connman_service_create_from_provider:
6672  * @provider: provider structure
6673  *
6674  * Look up service by provider and if not found, create one
6675  */
6676 struct connman_service *
6677 __connman_service_create_from_provider(struct connman_provider *provider)
6678 {
6679         struct connman_service *service;
6680         const char *ident, *str;
6681         char *name;
6682         int index = connman_provider_get_index(provider);
6683
6684         DBG("provider %p", provider);
6685
6686         ident = __connman_provider_get_ident(provider);
6687         if (ident == NULL)
6688                 return NULL;
6689
6690         name = g_strdup_printf("vpn_%s", ident);
6691         service = service_get(name);
6692         g_free(name);
6693
6694         if (service == NULL)
6695                 return NULL;
6696
6697         service->type = CONNMAN_SERVICE_TYPE_VPN;
6698         service->provider = connman_provider_ref(provider);
6699         service->autoconnect = FALSE;
6700         service->userconnect = TRUE;
6701
6702         service->state_ipv4 = service->state_ipv6 = CONNMAN_SERVICE_STATE_IDLE;
6703         service->state = combine_state(service->state_ipv4, service->state_ipv6);
6704
6705         str = connman_provider_get_string(provider, "Name");
6706         if (str != NULL) {
6707                 g_free(service->name);
6708                 service->name = g_strdup(str);
6709                 service->hidden = FALSE;
6710         } else {
6711                 g_free(service->name);
6712                 service->name = NULL;
6713                 service->hidden = TRUE;
6714         }
6715
6716         service->strength = 0;
6717
6718         if (service->ipconfig_ipv4 == NULL)
6719                 service->ipconfig_ipv4 = create_ip4config(service, index,
6720                                 CONNMAN_IPCONFIG_METHOD_MANUAL);
6721
6722         if (service->ipconfig_ipv6 == NULL)
6723                 service->ipconfig_ipv6 = create_ip6config(service, index);
6724
6725         service_register(service);
6726
6727         __connman_notifier_service_add(service, service->name);
6728         service_schedule_added(service);
6729
6730         return service;
6731 }
6732
6733 static void remove_unprovisioned_services()
6734 {
6735         gchar **services;
6736         GKeyFile *keyfile, *configkeyfile;
6737         char *file, *section;
6738         int i = 0;
6739
6740         services = connman_storage_get_services();
6741         if (services == NULL)
6742                 return;
6743
6744         for (;services[i] != NULL; i++) {
6745                 file = section = NULL;
6746                 keyfile = configkeyfile = NULL;
6747
6748                 keyfile = connman_storage_load_service(services[i]);
6749                 if (keyfile == NULL)
6750                         continue;
6751
6752                 file = g_key_file_get_string(keyfile, services[i],
6753                                         "Config.file", NULL);
6754                 if (file == NULL)
6755                         goto next;
6756
6757                 section = g_key_file_get_string(keyfile, services[i],
6758                                         "Config.ident", NULL);
6759                 if (section == NULL)
6760                         goto next;
6761
6762                 configkeyfile = __connman_storage_load_config(file);
6763                 if (configkeyfile == NULL) {
6764                         /*
6765                          * Config file is missing, remove the provisioned
6766                          * service.
6767                          */
6768                         __connman_storage_remove_service(services[i]);
6769                         goto next;
6770                 }
6771
6772                 if (g_key_file_has_group(configkeyfile, section) == FALSE)
6773                         /*
6774                          * Config section is missing, remove the provisioned
6775                          * service.
6776                          */
6777                         __connman_storage_remove_service(services[i]);
6778
6779         next:
6780                 if (keyfile != NULL)
6781                         g_key_file_free(keyfile);
6782
6783                 if (configkeyfile != NULL)
6784                         g_key_file_free(configkeyfile);
6785
6786                 g_free(section);
6787                 g_free(file);
6788         }
6789
6790         g_strfreev(services);
6791 }
6792
6793 static int agent_probe(struct connman_agent *agent)
6794 {
6795         DBG("agent %p", agent);
6796         return 0;
6797 }
6798
6799 static void agent_remove(struct connman_agent *agent)
6800 {
6801         DBG("agent %p", agent);
6802 }
6803
6804 static void *agent_context_ref(void *context)
6805 {
6806         struct connman_service *service = context;
6807
6808         return (void *)connman_service_ref(service);
6809 }
6810
6811 static void agent_context_unref(void *context)
6812 {
6813         struct connman_service *service = context;
6814
6815         connman_service_unref(service);
6816 }
6817
6818 static struct connman_agent_driver agent_driver = {
6819         .name           = "service",
6820         .interface      = CONNMAN_AGENT_INTERFACE,
6821         .probe          = agent_probe,
6822         .remove         = agent_remove,
6823         .context_ref    = agent_context_ref,
6824         .context_unref  = agent_context_unref,
6825 };
6826
6827 int __connman_service_init(void)
6828 {
6829         int err;
6830
6831         DBG("");
6832
6833         err = connman_agent_driver_register(&agent_driver);
6834         if (err < 0) {
6835                 connman_error("Cannot register agent driver for %s",
6836                                                 agent_driver.name);
6837                 return err;
6838         }
6839
6840         connection = connman_dbus_get_connection();
6841
6842         service_hash = g_hash_table_new_full(g_str_hash, g_str_equal,
6843                                                                 NULL, NULL);
6844
6845         service_list = g_sequence_new(service_free);
6846
6847         services_notify = g_new0(struct _services_notify, 1);
6848         services_notify->remove = g_hash_table_new_full(g_str_hash,
6849                         g_str_equal, g_free, NULL);
6850         services_notify->add = g_hash_table_new(g_str_hash, g_str_equal);
6851
6852         remove_unprovisioned_services();
6853
6854         return 0;
6855 }
6856
6857 void __connman_service_cleanup(void)
6858 {
6859         GSequence *list;
6860
6861         DBG("");
6862
6863         if (autoconnect_timeout != 0) {
6864                 g_source_remove(autoconnect_timeout);
6865                 autoconnect_timeout = 0;
6866         }
6867
6868         list = service_list;
6869         service_list = NULL;
6870         g_sequence_free(list);
6871
6872         g_hash_table_destroy(service_hash);
6873         service_hash = NULL;
6874
6875         g_slist_free(counter_list);
6876         counter_list = NULL;
6877
6878         if (services_notify->id != 0) {
6879                 g_source_remove(services_notify->id);
6880                 service_send_changed(NULL);
6881                 g_hash_table_destroy(services_notify->remove);
6882                 g_hash_table_destroy(services_notify->add);
6883         }
6884         g_free(services_notify);
6885
6886         connman_agent_driver_unregister(&agent_driver);
6887
6888         dbus_connection_unref(connection);
6889 }