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                 index = connman_network_get_index(service->network);
3119                 gw = __connman_ipconfig_get_gateway_from_index(index,
3120                         CONNMAN_IPCONFIG_TYPE_ALL);
3121
3122                 if (gw && strlen(gw))
3123                         __connman_service_nameserver_del_routes(service,
3124                                                 CONNMAN_IPCONFIG_TYPE_ALL);
3125
3126                 dbus_message_iter_recurse(&value, &entry);
3127
3128                 while (dbus_message_iter_get_arg_type(&entry) == DBUS_TYPE_STRING) {
3129                         const char *val;
3130                         dbus_message_iter_get_basic(&entry, &val);
3131                         dbus_message_iter_next(&entry);
3132                         if (connman_inet_check_ipaddress(val) > 0) {
3133                                 if (str->len > 0)
3134                                         g_string_append_printf(str, " %s", val);
3135                                 else
3136                                         g_string_append(str, val);
3137                         }
3138                 }
3139
3140                 remove_nameservers(service, -1, service->nameservers_config);
3141                 g_strfreev(service->nameservers_config);
3142
3143                 if (str->len > 0) {
3144                         service->nameservers_config =
3145                                 g_strsplit_set(str->str, " ", 0);
3146                 } else {
3147                         service->nameservers_config = NULL;
3148                 }
3149
3150                 g_string_free(str, TRUE);
3151
3152                 if (gw && strlen(gw))
3153                         __connman_service_nameserver_add_routes(service, gw);
3154
3155                 update_nameservers(service);
3156                 dns_configuration_changed(service);
3157
3158                 if (__connman_service_is_connected_state(service,
3159                                                 CONNMAN_IPCONFIG_TYPE_IPV4))
3160                         __connman_wispr_start(service,
3161                                                 CONNMAN_IPCONFIG_TYPE_IPV4);
3162
3163                 if (__connman_service_is_connected_state(service,
3164                                                 CONNMAN_IPCONFIG_TYPE_IPV6))
3165                         __connman_wispr_start(service,
3166                                                 CONNMAN_IPCONFIG_TYPE_IPV6);
3167
3168                 service_save(service);
3169         } else if (g_str_equal(name, "Timeservers.Configuration") == TRUE) {
3170                 DBusMessageIter entry;
3171                 GSList *list = NULL;
3172                 int count = 0;
3173
3174                 if (service->immutable == TRUE)
3175                         return __connman_error_not_supported(msg);
3176
3177                 if (type != DBUS_TYPE_ARRAY)
3178                         return __connman_error_invalid_arguments(msg);
3179
3180                 dbus_message_iter_recurse(&value, &entry);
3181
3182                 while (dbus_message_iter_get_arg_type(&entry) == DBUS_TYPE_STRING) {
3183                         const char *val;
3184                         GSList *new_head;
3185
3186                         dbus_message_iter_get_basic(&entry, &val);
3187
3188                         new_head = __connman_timeserver_add_list(list, val);
3189                         if (list != new_head) {
3190                                 count++;
3191                                 list = new_head;
3192                         }
3193
3194                         dbus_message_iter_next(&entry);
3195                 }
3196
3197                 g_strfreev(service->timeservers_config);
3198                 service->timeservers_config = NULL;
3199
3200                 if (list != NULL) {
3201                         service->timeservers_config = g_new0(char *, count+1);
3202
3203                         while (list != NULL) {
3204                                 count--;
3205                                 service->timeservers_config[count] = list->data;
3206                                 list = g_slist_delete_link(list, list);
3207                         };
3208                 }
3209
3210                 service_save(service);
3211                 timeservers_configuration_changed(service);
3212
3213                 if (service == __connman_service_get_default())
3214                         __connman_timeserver_sync(service);
3215
3216         } else if (g_str_equal(name, "Domains.Configuration") == TRUE) {
3217                 DBusMessageIter entry;
3218                 GString *str;
3219
3220                 if (service->immutable == TRUE)
3221                         return __connman_error_not_supported(msg);
3222
3223                 if (type != DBUS_TYPE_ARRAY)
3224                         return __connman_error_invalid_arguments(msg);
3225
3226                 str = g_string_new(NULL);
3227                 if (str == NULL)
3228                         return __connman_error_invalid_arguments(msg);
3229
3230                 dbus_message_iter_recurse(&value, &entry);
3231
3232                 while (dbus_message_iter_get_arg_type(&entry) == DBUS_TYPE_STRING) {
3233                         const char *val;
3234                         dbus_message_iter_get_basic(&entry, &val);
3235                         dbus_message_iter_next(&entry);
3236                         if (str->len > 0)
3237                                 g_string_append_printf(str, " %s", val);
3238                         else
3239                                 g_string_append(str, val);
3240                 }
3241
3242                 remove_searchdomains(service, -1, service->domains);
3243                 g_strfreev(service->domains);
3244
3245                 if (str->len > 0)
3246                         service->domains = g_strsplit_set(str->str, " ", 0);
3247                 else
3248                         service->domains = NULL;
3249
3250                 g_string_free(str, TRUE);
3251
3252                 update_nameservers(service);
3253                 domain_configuration_changed(service);
3254
3255                 service_save(service);
3256         } else if (g_str_equal(name, "Proxy.Configuration") == TRUE) {
3257                 int err;
3258
3259                 if (service->immutable == TRUE)
3260                         return __connman_error_not_supported(msg);
3261
3262                 if (type != DBUS_TYPE_ARRAY)
3263                         return __connman_error_invalid_arguments(msg);
3264
3265                 err = update_proxy_configuration(service, &value);
3266
3267                 if (err < 0)
3268                         return __connman_error_failed(msg, -err);
3269
3270                 proxy_configuration_changed(service);
3271
3272                 __connman_notifier_proxy_changed(service);
3273
3274                 service_save(service);
3275         } else if (g_str_equal(name, "IPv4.Configuration") == TRUE ||
3276                         g_str_equal(name, "IPv6.Configuration")) {
3277
3278                 enum connman_service_state state =
3279                                                 CONNMAN_SERVICE_STATE_UNKNOWN;
3280                 enum connman_ipconfig_type type =
3281                         CONNMAN_IPCONFIG_TYPE_UNKNOWN;
3282                 int err = 0;
3283
3284                 if (service->immutable == TRUE)
3285                         return __connman_error_not_supported(msg);
3286
3287                 DBG("%s", name);
3288
3289                 if (service->ipconfig_ipv4 == NULL &&
3290                                         service->ipconfig_ipv6 == NULL)
3291                         return __connman_error_invalid_property(msg);
3292
3293                 if (g_str_equal(name, "IPv4.Configuration") == TRUE)
3294                         type = CONNMAN_IPCONFIG_TYPE_IPV4;
3295                 else
3296                         type = CONNMAN_IPCONFIG_TYPE_IPV6;
3297
3298                 err = __connman_service_reset_ipconfig(service, type, &value,
3299                                                                 &state);
3300
3301                 if (err < 0) {
3302                         if (is_connected_state(service, state) ||
3303                                         is_connecting_state(service, state))
3304                                 __connman_network_set_ipconfig(service->network,
3305                                                 service->ipconfig_ipv4,
3306                                                 service->ipconfig_ipv6);
3307                         return __connman_error_failed(msg, -err);
3308                 }
3309
3310                 if (type == CONNMAN_IPCONFIG_TYPE_IPV4)
3311                         ipv4_configuration_changed(service);
3312                 else
3313                         ipv6_configuration_changed(service);
3314
3315                 if (is_connecting(service) || is_connected(service))
3316                         __connman_network_set_ipconfig(service->network,
3317                                         service->ipconfig_ipv4,
3318                                         service->ipconfig_ipv6);
3319
3320                 service_save(service);
3321         } else
3322                 return __connman_error_invalid_property(msg);
3323
3324         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
3325 }
3326
3327 static void set_error(struct connman_service *service,
3328                                         enum connman_service_error error)
3329 {
3330         const char *str;
3331
3332         if (service->error == error)
3333                 return;
3334
3335         service->error = error;
3336
3337         if (service->path == NULL)
3338                 return;
3339
3340         str = error2string(service->error);
3341
3342         if (str == NULL)
3343                 str = "";
3344
3345         if (allow_property_changed(service) == FALSE)
3346                 return;
3347
3348         connman_dbus_property_changed_basic(service->path,
3349                                 CONNMAN_SERVICE_INTERFACE, "Error",
3350                                 DBUS_TYPE_STRING, &str);
3351 }
3352
3353 static void set_idle(struct connman_service *service)
3354 {
3355         service->state = service->state_ipv4 = service->state_ipv6 =
3356                                                 CONNMAN_SERVICE_STATE_IDLE;
3357         set_error(service, CONNMAN_SERVICE_ERROR_UNKNOWN);
3358         state_changed(service);
3359 }
3360
3361 static DBusMessage *clear_property(DBusConnection *conn,
3362                                         DBusMessage *msg, void *user_data)
3363 {
3364         struct connman_service *service = user_data;
3365         const char *name;
3366
3367         DBG("service %p", service);
3368
3369         dbus_message_get_args(msg, NULL, DBUS_TYPE_STRING, &name,
3370                                                         DBUS_TYPE_INVALID);
3371
3372         if (g_str_equal(name, "Error") == TRUE) {
3373                 set_idle(service);
3374
3375                 g_get_current_time(&service->modified);
3376                 service_save(service);
3377         } else
3378                 return __connman_error_invalid_property(msg);
3379
3380         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
3381 }
3382
3383 static connman_bool_t is_ipconfig_usable(struct connman_service *service)
3384 {
3385         if (__connman_ipconfig_is_usable(service->ipconfig_ipv4) == FALSE &&
3386                         __connman_ipconfig_is_usable(service->ipconfig_ipv6)
3387                                                                 == FALSE)
3388                 return FALSE;
3389
3390         return TRUE;
3391 }
3392
3393 static connman_bool_t is_ignore(struct connman_service *service)
3394 {
3395         if (service->autoconnect == FALSE)
3396                 return TRUE;
3397
3398         if (service->roaming == TRUE)
3399                 return TRUE;
3400
3401         if (service->ignore == TRUE)
3402                 return TRUE;
3403
3404         if (service->state == CONNMAN_SERVICE_STATE_FAILURE)
3405                 return TRUE;
3406
3407         if (is_ipconfig_usable(service) == FALSE)
3408                 return TRUE;
3409
3410         return FALSE;
3411 }
3412
3413 struct preferred_tech_data {
3414         GSequence *preferred_list;
3415         enum connman_service_type type;
3416 };
3417
3418 static void preferred_tech_add_by_type(gpointer data, gpointer user_data)
3419 {
3420         struct connman_service *service = data;
3421         struct preferred_tech_data *tech_data = user_data;
3422
3423         if (service->type == tech_data->type) {
3424                 g_sequence_append(tech_data->preferred_list, service);
3425
3426                 DBG("type %d service %p %s", tech_data->type, service,
3427                                 service->name);
3428         }
3429 }
3430
3431 static GSequence* preferred_tech_list_get(void)
3432 {
3433         unsigned int *tech_array;
3434         struct preferred_tech_data tech_data;
3435         int i;
3436
3437         tech_array = connman_setting_get_uint_list("PreferredTechnologies");
3438         if (tech_array == NULL)
3439                 return NULL;
3440
3441         if (connman_setting_get_bool("SingleConnectedTechnology") == TRUE) {
3442                 GSequenceIter *iter = g_sequence_get_begin_iter(service_list);
3443                 while (g_sequence_iter_is_end(iter) == FALSE) {
3444                         struct connman_service *service;
3445
3446                         service = g_sequence_get(iter);
3447
3448                         if (is_connected(service) == FALSE)
3449                                 break;
3450
3451                         if (service->userconnect == TRUE) {
3452                                 DBG("service %p name %s is user connected",
3453                                                 service, service->name);
3454                                 return NULL;
3455                         }
3456
3457                         iter = g_sequence_iter_next(iter);
3458                 }
3459         }
3460
3461         tech_data.preferred_list = g_sequence_new(NULL);
3462
3463         for (i = 0; tech_array[i] != 0; i += 1) {
3464                 tech_data.type = tech_array[i];
3465                 g_sequence_foreach(service_list, preferred_tech_add_by_type,
3466                                 &tech_data);
3467         }
3468
3469         return tech_data.preferred_list;
3470 }
3471
3472 static connman_bool_t auto_connect_service(GSequenceIter* iter,
3473                 connman_bool_t preferred)
3474 {
3475         struct connman_service *service = NULL;
3476
3477         while (g_sequence_iter_is_end(iter) == FALSE) {
3478                 service = g_sequence_get(iter);
3479
3480                 if (service->pending != NULL)
3481                         return TRUE;
3482
3483                 if (is_connecting(service) == TRUE)
3484                         return TRUE;
3485
3486                 if (service->favorite == FALSE) {
3487                         if (preferred == TRUE)
3488                                 goto next_service;
3489                         return FALSE;
3490                 }
3491
3492                 if (is_connected(service) == TRUE)
3493                         return TRUE;
3494
3495                 if (is_ignore(service) == FALSE && service->state ==
3496                                 CONNMAN_SERVICE_STATE_IDLE)
3497                         break;
3498
3499         next_service:
3500                 service = NULL;
3501
3502                 iter = g_sequence_iter_next(iter);
3503         }
3504
3505         if (service != NULL) {
3506
3507                 DBG("service %p %s %s", service, service->name,
3508                                 (preferred == TRUE)? "preferred": "auto");
3509
3510                 service->userconnect = FALSE;
3511                 __connman_service_connect(service);
3512                 return TRUE;
3513         }
3514         return FALSE;
3515 }
3516
3517 static gboolean run_auto_connect(gpointer data)
3518 {
3519         GSequenceIter *iter = NULL;
3520         GSequence *preferred_tech;
3521
3522         autoconnect_timeout = 0;
3523
3524         DBG("");
3525
3526         preferred_tech = preferred_tech_list_get();
3527         if (preferred_tech != NULL)
3528                 iter = g_sequence_get_begin_iter(preferred_tech);
3529
3530         if (iter == NULL || auto_connect_service(iter, TRUE) == FALSE)
3531                 iter = g_sequence_get_begin_iter(service_list);
3532
3533         if (iter != NULL)
3534                 auto_connect_service(iter, FALSE);
3535
3536         if (preferred_tech != NULL)
3537                 g_sequence_free(preferred_tech);
3538
3539         return FALSE;
3540 }
3541
3542 void __connman_service_auto_connect(void)
3543 {
3544         DBG("");
3545
3546         if (__connman_session_mode() == TRUE) {
3547                 DBG("Session mode enabled: auto connect disabled");
3548                 return;
3549         }
3550
3551         if (autoconnect_timeout != 0)
3552                 return;
3553
3554         autoconnect_timeout = g_timeout_add_seconds(0, run_auto_connect, NULL);
3555 }
3556
3557 static void remove_timeout(struct connman_service *service)
3558 {
3559         if (service->timeout > 0) {
3560                 g_source_remove(service->timeout);
3561                 service->timeout = 0;
3562         }
3563 }
3564
3565 void __connman_service_reply_dbus_pending(DBusMessage *pending, int error,
3566                                         const char *path)
3567 {
3568         if (pending != NULL) {
3569                 if (error > 0) {
3570                         DBusMessage *reply;
3571
3572                         reply = __connman_error_failed(pending, error);
3573                         if (reply != NULL)
3574                                 g_dbus_send_message(connection, reply);
3575                 } else {
3576                         const char *sender;
3577
3578                         sender = dbus_message_get_interface(pending);
3579                         if (path == NULL)
3580                                 path = dbus_message_get_path(pending);
3581
3582                         DBG("sender %s path %s", sender, path);
3583
3584                         if (g_strcmp0(sender, CONNMAN_MANAGER_INTERFACE) == 0)
3585                                 g_dbus_send_reply(connection, pending,
3586                                         DBUS_TYPE_OBJECT_PATH, &path,
3587                                                         DBUS_TYPE_INVALID);
3588                         else
3589                                 g_dbus_send_reply(connection, pending,
3590                                                         DBUS_TYPE_INVALID);
3591                 }
3592
3593                 dbus_message_unref(pending);
3594         }
3595 }
3596
3597 static void reply_pending(struct connman_service *service, int error)
3598 {
3599         remove_timeout(service);
3600
3601         if (service->pending != NULL) {
3602                 __connman_service_reply_dbus_pending(service->pending, error,
3603                                                 NULL);
3604                 service->pending = NULL;
3605         }
3606
3607         if (service->provider_pending != NULL) {
3608                 __connman_service_reply_dbus_pending(service->provider_pending,
3609                                                 error, service->path);
3610                 service->provider_pending = NULL;
3611         }
3612 }
3613
3614 connman_bool_t
3615 __connman_service_is_provider_pending(struct connman_service *service)
3616 {
3617         if (service == NULL)
3618                 return FALSE;
3619
3620         if (service->provider_pending != NULL)
3621                 return TRUE;
3622
3623         return FALSE;
3624 }
3625
3626 void __connman_service_set_provider_pending(struct connman_service *service,
3627                                                         DBusMessage *msg)
3628 {
3629         if (service->provider_pending != NULL) {
3630                 DBG("service %p provider pending msg %p already exists",
3631                         service, service->provider_pending);
3632                 return;
3633         }
3634
3635         service->provider_pending = msg;
3636         return;
3637 }
3638
3639 static void check_pending_msg(struct connman_service *service)
3640 {
3641         if (service->pending == NULL)
3642                 return;
3643
3644         DBG("service %p pending msg %p already exists", service,
3645                                                 service->pending);
3646         dbus_message_unref(service->pending);
3647 }
3648
3649 void __connman_service_set_hidden_data(struct connman_service *service,
3650                                                         gpointer user_data)
3651 {
3652         DBusMessage *pending = user_data;
3653
3654         DBG("service %p pending %p", service, pending);
3655
3656         if (pending == NULL)
3657                 return;
3658
3659         check_pending_msg(service);
3660
3661         service->pending = pending;
3662 }
3663
3664 void __connman_service_return_error(struct connman_service *service,
3665                                 int error, gpointer user_data)
3666 {
3667         DBG("service %p error %d user_data %p", service, error, user_data);
3668
3669         __connman_service_set_hidden_data(service, user_data);
3670
3671         reply_pending(service, error);
3672 }
3673
3674 static gboolean connect_timeout(gpointer user_data)
3675 {
3676         struct connman_service *service = user_data;
3677         connman_bool_t autoconnect = FALSE;
3678
3679         DBG("service %p", service);
3680
3681         service->timeout = 0;
3682
3683         if (service->network != NULL)
3684                 __connman_network_disconnect(service->network);
3685         else if (service->provider != NULL)
3686                 connman_provider_disconnect(service->provider);
3687
3688         __connman_ipconfig_disable(service->ipconfig_ipv4);
3689         __connman_ipconfig_disable(service->ipconfig_ipv6);
3690
3691         __connman_stats_service_unregister(service);
3692
3693         if (service->pending != NULL) {
3694                 DBusMessage *reply;
3695
3696                 reply = __connman_error_operation_timeout(service->pending);
3697                 if (reply != NULL)
3698                         g_dbus_send_message(connection, reply);
3699
3700                 dbus_message_unref(service->pending);
3701                 service->pending = NULL;
3702         } else
3703                 autoconnect = TRUE;
3704
3705         __connman_service_ipconfig_indicate_state(service,
3706                                         CONNMAN_SERVICE_STATE_FAILURE,
3707                                         CONNMAN_IPCONFIG_TYPE_IPV4);
3708         __connman_service_ipconfig_indicate_state(service,
3709                                         CONNMAN_SERVICE_STATE_FAILURE,
3710                                         CONNMAN_IPCONFIG_TYPE_IPV6);
3711
3712         if (autoconnect == TRUE && service->userconnect == FALSE)
3713                 __connman_service_auto_connect();
3714
3715         return FALSE;
3716 }
3717
3718 static void set_reconnect_state(struct connman_service *service,
3719                                                 connman_bool_t reconnect)
3720 {
3721         struct connman_device *device;
3722
3723         if (service->network == NULL)
3724                 return;
3725
3726         device = connman_network_get_device(service->network);
3727         if (device == NULL)
3728                 return;
3729
3730         __connman_device_set_reconnect(device, reconnect);
3731 }
3732
3733 static connman_bool_t get_reconnect_state(struct connman_service *service)
3734 {
3735         struct connman_device *device;
3736
3737         if (service->network == NULL)
3738                 return FALSE;
3739
3740         device = connman_network_get_device(service->network);
3741         if (device == NULL)
3742                 return FALSE;
3743
3744         return __connman_device_get_reconnect(device);
3745 }
3746
3747 static connman_bool_t is_interface_available(struct connman_service *service,
3748                                         struct connman_service *other_service)
3749 {
3750         unsigned int index = 0, other_index = 0;
3751
3752         if (service->ipconfig_ipv4 != NULL)
3753                 index = __connman_ipconfig_get_index(service->ipconfig_ipv4);
3754         else if (service->ipconfig_ipv6 != NULL)
3755                 index = __connman_ipconfig_get_index(service->ipconfig_ipv6);
3756
3757         if (other_service->ipconfig_ipv4 != NULL)
3758                 other_index = __connman_ipconfig_get_index(
3759                                                 other_service->ipconfig_ipv4);
3760         else if (other_service->ipconfig_ipv6 != NULL)
3761                 other_index = __connman_ipconfig_get_index(
3762                                                 other_service->ipconfig_ipv6);
3763
3764         if (index > 0 && other_index != index)
3765                 return TRUE;
3766
3767         return FALSE;
3768 }
3769
3770 static DBusMessage *connect_service(DBusConnection *conn,
3771                                         DBusMessage *msg, void *user_data)
3772 {
3773         struct connman_service *service = user_data;
3774         GSequenceIter *iter;
3775         int err;
3776
3777         DBG("service %p", service);
3778
3779         if (service->pending != NULL)
3780                 return __connman_error_in_progress(msg);
3781
3782         iter = g_sequence_get_begin_iter(service_list);
3783
3784         while (g_sequence_iter_is_end(iter) == FALSE) {
3785                 struct connman_service *temp = g_sequence_get(iter);
3786
3787                 /*
3788                  * We should allow connection if there are available
3789                  * interfaces for a given technology type (like having
3790                  * more than one wifi card).
3791                  */
3792                 if (service->type == temp->type &&
3793                                 is_connecting(temp) == TRUE &&
3794                                 is_interface_available(service,
3795                                                         temp) == FALSE) {
3796                         if (temp->pending != NULL)
3797                                 __connman_service_return_error(temp,
3798                                                         ECONNABORTED,
3799                                                         NULL);
3800
3801                         err = __connman_service_disconnect(temp);
3802                         if (err < 0 && err != -EINPROGRESS)
3803                                 return __connman_error_in_progress(msg);
3804                         else {
3805                                 set_idle(temp);
3806                                 break;
3807                         }
3808                 }
3809
3810                 iter = g_sequence_iter_next(iter);
3811         }
3812
3813         service->ignore = FALSE;
3814
3815         service->userconnect = TRUE;
3816
3817         service->pending = dbus_message_ref(msg);
3818
3819         set_reconnect_state(service, FALSE);
3820
3821         err = __connman_service_connect(service);
3822         if (err < 0) {
3823                 if (service->pending == NULL)
3824                         return NULL;
3825
3826                 if (err != -EINPROGRESS) {
3827                         dbus_message_unref(service->pending);
3828                         service->pending = NULL;
3829
3830                         return __connman_error_failed(msg, -err);
3831                 }
3832
3833                 return NULL;
3834         }
3835
3836         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
3837 }
3838
3839 static DBusMessage *disconnect_service(DBusConnection *conn,
3840                                         DBusMessage *msg, void *user_data)
3841 {
3842         struct connman_service *service = user_data;
3843         int err;
3844
3845         DBG("service %p", service);
3846
3847         reply_pending(service, ECONNABORTED);
3848
3849         service->ignore = TRUE;
3850
3851         set_reconnect_state(service, FALSE);
3852
3853         err = __connman_service_disconnect(service);
3854         if (err < 0) {
3855                 if (err != -EINPROGRESS)
3856                         return __connman_error_failed(msg, -err);
3857         }
3858
3859         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
3860 }
3861
3862 gboolean __connman_service_remove(struct connman_service *service)
3863 {
3864         if (service->type == CONNMAN_SERVICE_TYPE_ETHERNET)
3865                 return FALSE;
3866
3867         if (service->immutable == TRUE || service->hidden == TRUE)
3868                 return FALSE;
3869
3870         if (service->favorite == FALSE && service->state !=
3871                                                 CONNMAN_SERVICE_STATE_FAILURE)
3872                 return FALSE;
3873
3874         set_reconnect_state(service, FALSE);
3875
3876         __connman_service_disconnect(service);
3877
3878         g_free(service->passphrase);
3879         service->passphrase = NULL;
3880
3881         g_free(service->agent_passphrase);
3882         service->agent_passphrase = NULL;
3883
3884         g_free(service->identity);
3885         service->identity = NULL;
3886
3887         g_free(service->agent_identity);
3888         service->agent_identity = NULL;
3889
3890         g_free(service->eap);
3891         service->eap = NULL;
3892
3893         set_idle(service);
3894
3895         __connman_service_set_favorite(service, FALSE);
3896
3897         service_save(service);
3898
3899         return TRUE;
3900 }
3901
3902 static DBusMessage *remove_service(DBusConnection *conn,
3903                                         DBusMessage *msg, void *user_data)
3904 {
3905         struct connman_service *service = user_data;
3906
3907         DBG("service %p", service);
3908
3909         if (__connman_service_remove(service) == FALSE)
3910                 return __connman_error_not_supported(msg);
3911
3912         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
3913 }
3914
3915 static gboolean check_suitable_state(enum connman_service_state a,
3916                                         enum connman_service_state b)
3917 {
3918         /*
3919          * Special check so that "ready" service can be moved before
3920          * "online" one.
3921          */
3922         if ((a == CONNMAN_SERVICE_STATE_ONLINE &&
3923                         b == CONNMAN_SERVICE_STATE_READY) ||
3924                 (b == CONNMAN_SERVICE_STATE_ONLINE &&
3925                         a == CONNMAN_SERVICE_STATE_READY))
3926                 return TRUE;
3927
3928         return a == b;
3929 }
3930
3931 static void downgrade_state(struct connman_service *service)
3932 {
3933         if (service == NULL)
3934                 return;
3935
3936         DBG("service %p state4 %d state6 %d", service, service->state_ipv4,
3937                                                 service->state_ipv6);
3938
3939         if (service->state_ipv4 == CONNMAN_SERVICE_STATE_ONLINE)
3940                 __connman_service_ipconfig_indicate_state(service,
3941                                                 CONNMAN_SERVICE_STATE_READY,
3942                                                 CONNMAN_IPCONFIG_TYPE_IPV4);
3943
3944         if (service->state_ipv6 == CONNMAN_SERVICE_STATE_ONLINE)
3945                 __connman_service_ipconfig_indicate_state(service,
3946                                                 CONNMAN_SERVICE_STATE_READY,
3947                                                 CONNMAN_IPCONFIG_TYPE_IPV6);
3948 }
3949
3950 static void apply_relevant_default_downgrade(struct connman_service *service)
3951 {
3952         struct connman_service *def_service;
3953
3954         def_service = __connman_service_get_default();
3955         if (def_service == NULL)
3956                 return;
3957
3958         if (def_service == service &&
3959                         def_service->state == CONNMAN_SERVICE_STATE_ONLINE) {
3960                 def_service->state = CONNMAN_SERVICE_STATE_READY;
3961                 __connman_notifier_leave_online(def_service->type);
3962         }
3963 }
3964
3965 static void switch_default_service(struct connman_service *default_service,
3966                 struct connman_service *downgrade_service)
3967 {
3968         GSequenceIter *src, *dst;
3969
3970         apply_relevant_default_downgrade(default_service);
3971         src = g_hash_table_lookup(service_hash, downgrade_service->identifier);
3972         dst = g_hash_table_lookup(service_hash, default_service->identifier);
3973         g_sequence_move(src, dst);
3974         downgrade_state(downgrade_service);
3975 }
3976
3977 static DBusMessage *move_service(DBusConnection *conn,
3978                                         DBusMessage *msg, void *user_data,
3979                                                                 gboolean before)
3980 {
3981         struct connman_service *service = user_data;
3982         struct connman_service *target;
3983         const char *path;
3984         enum connman_ipconfig_method target4, target6;
3985         enum connman_ipconfig_method service4, service6;
3986
3987         DBG("service %p", service);
3988
3989         dbus_message_get_args(msg, NULL, DBUS_TYPE_OBJECT_PATH, &path,
3990                                                         DBUS_TYPE_INVALID);
3991
3992         if (service->favorite == FALSE)
3993                 return __connman_error_not_supported(msg);
3994
3995         target = find_service(path);
3996         if (target == NULL || target->favorite == FALSE || target == service)
3997                 return __connman_error_invalid_service(msg);
3998
3999         if (target->type == CONNMAN_SERVICE_TYPE_VPN) {
4000                 /*
4001                  * We only allow VPN route splitting if there are
4002                  * routes defined for a given VPN.
4003                  */
4004                 if (__connman_provider_check_routes(target->provider)
4005                                                                 == FALSE) {
4006                         connman_info("Cannot move service. "
4007                                 "No routes defined for provider %s",
4008                                 __connman_provider_get_ident(target->provider));
4009                         return __connman_error_invalid_service(msg);
4010                 }
4011
4012                 target->do_split_routing = TRUE;
4013         } else
4014                 target->do_split_routing = FALSE;
4015
4016         service->do_split_routing = FALSE;
4017
4018         target4 = __connman_ipconfig_get_method(target->ipconfig_ipv4);
4019         target6 = __connman_ipconfig_get_method(target->ipconfig_ipv6);
4020         service4 = __connman_ipconfig_get_method(service->ipconfig_ipv4);
4021         service6 = __connman_ipconfig_get_method(service->ipconfig_ipv6);
4022
4023         DBG("target %s method %d/%d state %d/%d split %d", target->identifier,
4024                 target4, target6, target->state_ipv4, target->state_ipv6,
4025                 target->do_split_routing);
4026
4027         DBG("service %s method %d/%d state %d/%d", service->identifier,
4028                                 service4, service6,
4029                                 service->state_ipv4, service->state_ipv6);
4030
4031         /*
4032          * If method is OFF, then we do not need to check the corresponding
4033          * ipconfig state.
4034          */
4035         if (target4 == CONNMAN_IPCONFIG_METHOD_OFF) {
4036                 if (service6 != CONNMAN_IPCONFIG_METHOD_OFF) {
4037                         if (check_suitable_state(target->state_ipv6,
4038                                                 service->state_ipv6) == FALSE)
4039                                 return __connman_error_invalid_service(msg);
4040                 }
4041         }
4042
4043         if (target6 == CONNMAN_IPCONFIG_METHOD_OFF) {
4044                 if (service4 != CONNMAN_IPCONFIG_METHOD_OFF) {
4045                         if (check_suitable_state(target->state_ipv4,
4046                                                 service->state_ipv4) == FALSE)
4047                                 return __connman_error_invalid_service(msg);
4048                 }
4049         }
4050
4051         if (service4 == CONNMAN_IPCONFIG_METHOD_OFF) {
4052                 if (target6 != CONNMAN_IPCONFIG_METHOD_OFF) {
4053                         if (check_suitable_state(target->state_ipv6,
4054                                                 service->state_ipv6) == FALSE)
4055                                 return __connman_error_invalid_service(msg);
4056                 }
4057         }
4058
4059         if (service6 == CONNMAN_IPCONFIG_METHOD_OFF) {
4060                 if (target4 != CONNMAN_IPCONFIG_METHOD_OFF) {
4061                         if (check_suitable_state(target->state_ipv4,
4062                                                 service->state_ipv4) == FALSE)
4063                                 return __connman_error_invalid_service(msg);
4064                 }
4065         }
4066
4067         g_get_current_time(&service->modified);
4068         service_save(service);
4069         service_save(target);
4070
4071         /*
4072          * If the service which goes down is the default service and is
4073          * online, we downgrade directly its state to ready so:
4074          * the service which goes up, needs to recompute its state which
4075          * is triggered via downgrading it - if relevant - to state ready.
4076          */
4077         if (before == TRUE)
4078                 switch_default_service(target, service);
4079         else
4080                 switch_default_service(service, target);
4081
4082         __connman_connection_update_gateway();
4083
4084         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
4085 }
4086
4087 static DBusMessage *move_before(DBusConnection *conn,
4088                                         DBusMessage *msg, void *user_data)
4089 {
4090         return move_service(conn, msg, user_data, TRUE);
4091 }
4092
4093 static DBusMessage *move_after(DBusConnection *conn,
4094                                         DBusMessage *msg, void *user_data)
4095 {
4096         return move_service(conn, msg, user_data, FALSE);
4097 }
4098
4099 static DBusMessage *reset_counters(DBusConnection *conn,
4100                                         DBusMessage *msg, void *user_data)
4101 {
4102         struct connman_service *service = user_data;
4103
4104         reset_stats(service);
4105
4106         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
4107 }
4108
4109 static struct _services_notify {
4110         int id;
4111         GHashTable *add;
4112         GHashTable *remove;
4113 } *services_notify;
4114
4115 static void service_append_added_foreach(gpointer data, gpointer user_data)
4116 {
4117         struct connman_service *service = data;
4118         DBusMessageIter *iter = user_data;
4119
4120         if (service == NULL || service->path == NULL) {
4121                 DBG("service %p or path is NULL", service);
4122                 return;
4123         }
4124
4125         if (g_hash_table_lookup(services_notify->add, service->path) != NULL) {
4126                 DBG("new %s", service->path);
4127
4128                 append_struct(service, iter);
4129                 g_hash_table_remove(services_notify->add, service->path);
4130         } else {
4131                 DBG("changed %s", service->path);
4132
4133                 append_struct_service(iter, NULL, service);
4134         }
4135 }
4136
4137 static void service_append_ordered(DBusMessageIter *iter, void *user_data)
4138 {
4139         if (service_list != NULL)
4140                 g_sequence_foreach(service_list,
4141                                         service_append_added_foreach, iter);
4142 }
4143
4144 static void append_removed(gpointer key, gpointer value, gpointer user_data)
4145 {
4146         char *objpath = key;
4147         DBusMessageIter *iter = user_data;
4148
4149         DBG("removed %s", objpath);
4150         dbus_message_iter_append_basic(iter, DBUS_TYPE_OBJECT_PATH, &objpath);
4151 }
4152
4153 static gboolean service_send_changed(gpointer data)
4154 {
4155         DBusMessage *signal;
4156         DBusMessageIter iter, array;
4157
4158         DBG("");
4159
4160         services_notify->id = 0;
4161
4162         signal = dbus_message_new_signal(CONNMAN_MANAGER_PATH,
4163                         CONNMAN_MANAGER_INTERFACE, "ServicesChanged");
4164         if (signal == NULL)
4165                 return FALSE;
4166
4167         __connman_dbus_append_objpath_dict_array(signal,
4168                         service_append_ordered, NULL);
4169
4170         dbus_message_iter_init_append(signal, &iter);
4171         dbus_message_iter_open_container(&iter, DBUS_TYPE_ARRAY,
4172                         DBUS_TYPE_OBJECT_PATH_AS_STRING, &array);
4173
4174         g_hash_table_foreach(services_notify->remove, append_removed, &array);
4175
4176         dbus_message_iter_close_container(&iter, &array);
4177
4178         dbus_connection_send(connection, signal, NULL);
4179         dbus_message_unref(signal);
4180
4181         g_hash_table_remove_all(services_notify->remove);
4182         g_hash_table_remove_all(services_notify->add);
4183
4184         return FALSE;
4185 }
4186
4187 static void service_schedule_changed(void)
4188 {
4189         if (services_notify->id != 0)
4190                 return;
4191
4192         services_notify->id = g_timeout_add(100, service_send_changed, NULL);
4193 }
4194
4195 static void service_schedule_added(struct connman_service *service)
4196 {
4197         DBG("service %p", service);
4198
4199         g_hash_table_remove(services_notify->remove, service->path);
4200         g_hash_table_replace(services_notify->add, service->path, service);
4201
4202         service_schedule_changed();
4203 }
4204
4205 static void service_schedule_removed(struct connman_service *service)
4206 {
4207         DBG("service %p %s", service, service->path);
4208
4209         if (service == NULL || service->path == NULL) {
4210                 DBG("service %p or path is NULL", service);
4211                 return;
4212         }
4213
4214         g_hash_table_remove(services_notify->add, service->path);
4215         g_hash_table_replace(services_notify->remove, g_strdup(service->path),
4216                         NULL);
4217
4218         service_schedule_changed();
4219 }
4220
4221 static connman_bool_t allow_property_changed(struct connman_service *service)
4222 {
4223         if (g_hash_table_lookup_extended(services_notify->add, service->path,
4224                                         NULL, NULL) == TRUE) {
4225                 DBG("no property updates for service %p", service);
4226                 return FALSE;
4227         }
4228
4229         return TRUE;
4230 }
4231
4232 static const GDBusMethodTable service_methods[] = {
4233         { GDBUS_DEPRECATED_METHOD("GetProperties",
4234                         NULL, GDBUS_ARGS({ "properties", "a{sv}" }),
4235                         get_properties) },
4236         { GDBUS_METHOD("SetProperty",
4237                         GDBUS_ARGS({ "name", "s" }, { "value", "v" }),
4238                         NULL, set_property) },
4239         { GDBUS_METHOD("ClearProperty",
4240                         GDBUS_ARGS({ "name", "s" }), NULL,
4241                         clear_property) },
4242         { GDBUS_ASYNC_METHOD("Connect", NULL, NULL,
4243                               connect_service) },
4244         { GDBUS_METHOD("Disconnect", NULL, NULL,
4245                         disconnect_service) },
4246         { GDBUS_METHOD("Remove", NULL, NULL, remove_service) },
4247         { GDBUS_METHOD("MoveBefore",
4248                         GDBUS_ARGS({ "service", "o" }), NULL,
4249                         move_before) },
4250         { GDBUS_METHOD("MoveAfter",
4251                         GDBUS_ARGS({ "service", "o" }), NULL,
4252                         move_after) },
4253         { GDBUS_METHOD("ResetCounters", NULL, NULL, reset_counters) },
4254         { },
4255 };
4256
4257 static const GDBusSignalTable service_signals[] = {
4258         { GDBUS_SIGNAL("PropertyChanged",
4259                         GDBUS_ARGS({ "name", "s" }, { "value", "v" })) },
4260         { },
4261 };
4262
4263 static void service_free(gpointer user_data)
4264 {
4265         struct connman_service *service = user_data;
4266         char *path = service->path;
4267
4268         DBG("service %p", service);
4269
4270         reply_pending(service, ENOENT);
4271
4272         g_hash_table_remove(service_hash, service->identifier);
4273
4274         __connman_notifier_service_remove(service);
4275         service_schedule_removed(service);
4276
4277         __connman_wispr_stop(service);
4278         stats_stop(service);
4279
4280         service->path = NULL;
4281
4282         if (path != NULL) {
4283                 __connman_connection_update_gateway();
4284
4285                 g_dbus_unregister_interface(connection, path,
4286                                                 CONNMAN_SERVICE_INTERFACE);
4287                 g_free(path);
4288         }
4289
4290         g_hash_table_destroy(service->counter_table);
4291
4292         if (service->network != NULL) {
4293                 __connman_network_disconnect(service->network);
4294                 connman_network_unref(service->network);
4295                 service->network = NULL;
4296         }
4297
4298         if (service->provider != NULL)
4299                 connman_provider_unref(service->provider);
4300
4301         if (service->ipconfig_ipv4 != NULL) {
4302                 __connman_ipconfig_set_ops(service->ipconfig_ipv4, NULL);
4303                 __connman_ipconfig_set_data(service->ipconfig_ipv4, NULL);
4304                 __connman_ipconfig_unref(service->ipconfig_ipv4);
4305                 service->ipconfig_ipv4 = NULL;
4306         }
4307
4308         if (service->ipconfig_ipv6 != NULL) {
4309                 __connman_ipconfig_set_ops(service->ipconfig_ipv6, NULL);
4310                 __connman_ipconfig_set_data(service->ipconfig_ipv6, NULL);
4311                 __connman_ipconfig_unref(service->ipconfig_ipv6);
4312                 service->ipconfig_ipv6 = NULL;
4313         }
4314
4315         g_strfreev(service->timeservers);
4316         g_strfreev(service->timeservers_config);
4317         g_strfreev(service->nameservers);
4318         g_strfreev(service->nameservers_config);
4319         g_strfreev(service->nameservers_auto);
4320         g_strfreev(service->domains);
4321         g_strfreev(service->proxies);
4322         g_strfreev(service->excludes);
4323
4324         g_free(service->domainname);
4325         g_free(service->pac);
4326         g_free(service->name);
4327         g_free(service->passphrase);
4328         g_free(service->agent_passphrase);
4329         g_free(service->identifier);
4330         g_free(service->eap);
4331         g_free(service->identity);
4332         g_free(service->agent_identity);
4333         g_free(service->ca_cert_file);
4334         g_free(service->client_cert_file);
4335         g_free(service->private_key_file);
4336         g_free(service->private_key_passphrase);
4337         g_free(service->phase2);
4338         g_free(service->config_file);
4339         g_free(service->config_entry);
4340
4341         if (service->stats.timer != NULL)
4342                 g_timer_destroy(service->stats.timer);
4343         if (service->stats_roaming.timer != NULL)
4344                 g_timer_destroy(service->stats_roaming.timer);
4345
4346         g_free(service);
4347 }
4348
4349 static void stats_init(struct connman_service *service)
4350 {
4351         /* home */
4352         service->stats.valid = FALSE;
4353         service->stats.enabled = FALSE;
4354         service->stats.timer = g_timer_new();
4355
4356         /* roaming */
4357         service->stats_roaming.valid = FALSE;
4358         service->stats_roaming.enabled = FALSE;
4359         service->stats_roaming.timer = g_timer_new();
4360 }
4361
4362 static void service_initialize(struct connman_service *service)
4363 {
4364         DBG("service %p", service);
4365
4366         service->refcount = 1;
4367         service->session_usage_count = 0;
4368
4369         service->error = CONNMAN_SERVICE_ERROR_UNKNOWN;
4370
4371         service->type     = CONNMAN_SERVICE_TYPE_UNKNOWN;
4372         service->security = CONNMAN_SERVICE_SECURITY_UNKNOWN;
4373
4374         service->state = CONNMAN_SERVICE_STATE_UNKNOWN;
4375         service->state_ipv4 = CONNMAN_SERVICE_STATE_UNKNOWN;
4376         service->state_ipv6 = CONNMAN_SERVICE_STATE_UNKNOWN;
4377
4378         service->favorite  = FALSE;
4379         service->immutable = FALSE;
4380         service->hidden = FALSE;
4381
4382         service->ignore = FALSE;
4383
4384         service->userconnect = FALSE;
4385
4386         service->order = 0;
4387
4388         stats_init(service);
4389
4390         service->provider = NULL;
4391
4392         service->wps = FALSE;
4393 }
4394
4395 /**
4396  * connman_service_create:
4397  *
4398  * Allocate a new service.
4399  *
4400  * Returns: a newly-allocated #connman_service structure
4401  */
4402 struct connman_service *connman_service_create(void)
4403 {
4404         GSList *list;
4405         struct connman_stats_counter *counters;
4406         const char *counter;
4407
4408         struct connman_service *service;
4409
4410         service = g_try_new0(struct connman_service, 1);
4411         if (service == NULL)
4412                 return NULL;
4413
4414         DBG("service %p", service);
4415
4416         service->counter_table = g_hash_table_new_full(g_str_hash,
4417                                                 g_str_equal, NULL, g_free);
4418
4419         for (list = counter_list; list; list = list->next) {
4420                 counter = list->data;
4421
4422                 counters = g_try_new0(struct connman_stats_counter, 1);
4423                 if (counters == NULL) {
4424                         g_hash_table_destroy(service->counter_table);
4425                         g_free(service);
4426                         return NULL;
4427                 }
4428
4429                 counters->append_all = TRUE;
4430
4431                 g_hash_table_replace(service->counter_table, (gpointer)counter,
4432                                 counters);
4433         }
4434
4435         service_initialize(service);
4436
4437         return service;
4438 }
4439
4440 /**
4441  * connman_service_ref:
4442  * @service: service structure
4443  *
4444  * Increase reference counter of service
4445  */
4446 struct connman_service *
4447 connman_service_ref_debug(struct connman_service *service,
4448                         const char *file, int line, const char *caller)
4449 {
4450         DBG("%p ref %d by %s:%d:%s()", service, service->refcount + 1,
4451                 file, line, caller);
4452
4453         __sync_fetch_and_add(&service->refcount, 1);
4454
4455         return service;
4456 }
4457
4458 /**
4459  * connman_service_unref:
4460  * @service: service structure
4461  *
4462  * Decrease reference counter of service and release service if no
4463  * longer needed.
4464  */
4465 void connman_service_unref_debug(struct connman_service *service,
4466                         const char *file, int line, const char *caller)
4467 {
4468         GSequenceIter *iter;
4469
4470         DBG("%p ref %d by %s:%d:%s()", service, service->refcount - 1,
4471                 file, line, caller);
4472
4473         if (__sync_fetch_and_sub(&service->refcount, 1) != 1)
4474                 return;
4475
4476         iter = g_hash_table_lookup(service_hash, service->identifier);
4477         if (iter != NULL) {
4478                 reply_pending(service, ECONNABORTED);
4479
4480                 __connman_service_disconnect(service);
4481
4482                 g_sequence_remove(iter);
4483         } else {
4484                 service_free(service);
4485         }
4486 }
4487
4488 static gint service_compare(gconstpointer a, gconstpointer b,
4489                                                         gpointer user_data)
4490 {
4491         struct connman_service *service_a = (void *) a;
4492         struct connman_service *service_b = (void *) b;
4493         enum connman_service_state state_a, state_b;
4494
4495         state_a = service_a->state;
4496         state_b = service_b->state;
4497
4498         if (state_a != state_b) {
4499                 gboolean a_connected = is_connected(service_a);
4500                 gboolean b_connected = is_connected(service_b);
4501
4502                 if (a_connected == TRUE && b_connected == TRUE) {
4503                         /* We prefer online over ready state */
4504                         if (state_a == CONNMAN_SERVICE_STATE_ONLINE)
4505                                 return -1;
4506
4507                         if (state_b == CONNMAN_SERVICE_STATE_ONLINE)
4508                                 return 1;
4509                 }
4510
4511                 if (a_connected == TRUE)
4512                         return -1;
4513                 if (b_connected == TRUE)
4514                         return 1;
4515
4516                 if (is_connecting(service_a) == TRUE)
4517                         return -1;
4518                 if (is_connecting(service_b) == TRUE)
4519                         return 1;
4520         }
4521
4522         if (service_a->order > service_b->order)
4523                 return -1;
4524
4525         if (service_a->order < service_b->order)
4526                 return 1;
4527
4528         if (service_a->favorite == TRUE && service_b->favorite == FALSE)
4529                 return -1;
4530
4531         if (service_a->favorite == FALSE && service_b->favorite == TRUE)
4532                 return 1;
4533
4534         if (service_a->type != service_b->type) {
4535                 switch (service_a->type) {
4536                 case CONNMAN_SERVICE_TYPE_UNKNOWN:
4537                 case CONNMAN_SERVICE_TYPE_SYSTEM:
4538                 case CONNMAN_SERVICE_TYPE_ETHERNET:
4539                 case CONNMAN_SERVICE_TYPE_GPS:
4540                 case CONNMAN_SERVICE_TYPE_VPN:
4541                 case CONNMAN_SERVICE_TYPE_GADGET:
4542                         break;
4543                 case CONNMAN_SERVICE_TYPE_WIFI:
4544                         return 1;
4545                 case CONNMAN_SERVICE_TYPE_BLUETOOTH:
4546                 case CONNMAN_SERVICE_TYPE_CELLULAR:
4547                         return -1;
4548                 }
4549         }
4550
4551         return (gint) service_b->strength - (gint) service_a->strength;
4552 }
4553
4554 /**
4555  * connman_service_get_type:
4556  * @service: service structure
4557  *
4558  * Get the type of service
4559  */
4560 enum connman_service_type connman_service_get_type(struct connman_service *service)
4561 {
4562         if (service == NULL)
4563                 return CONNMAN_SERVICE_TYPE_UNKNOWN;
4564
4565         return service->type;
4566 }
4567
4568 /**
4569  * connman_service_get_interface:
4570  * @service: service structure
4571  *
4572  * Get network interface of service
4573  */
4574 char *connman_service_get_interface(struct connman_service *service)
4575 {
4576         int index;
4577
4578         if (service == NULL)
4579                 return NULL;
4580
4581         if (service->type == CONNMAN_SERVICE_TYPE_VPN) {
4582                 if (service->ipconfig_ipv4)
4583                         index = __connman_ipconfig_get_index(
4584                                                 service->ipconfig_ipv4);
4585                 else if (service->ipconfig_ipv6)
4586                         index = __connman_ipconfig_get_index(
4587                                                 service->ipconfig_ipv6);
4588                 else
4589                         return NULL;
4590
4591                 return connman_inet_ifname(index);
4592         }
4593
4594         if (service->network == NULL)
4595                 return NULL;
4596
4597         index = connman_network_get_index(service->network);
4598
4599         return connman_inet_ifname(index);
4600 }
4601
4602 /**
4603  * connman_service_get_network:
4604  * @service: service structure
4605  *
4606  * Get the service network
4607  */
4608 struct connman_network *
4609 __connman_service_get_network(struct connman_service *service)
4610 {
4611         if (service == NULL)
4612                 return NULL;
4613
4614         return service->network;
4615 }
4616
4617 struct connman_ipconfig *
4618 __connman_service_get_ip4config(struct connman_service *service)
4619 {
4620         if (service == NULL)
4621                 return NULL;
4622
4623         return service->ipconfig_ipv4;
4624 }
4625
4626 struct connman_ipconfig *
4627 __connman_service_get_ip6config(struct connman_service *service)
4628 {
4629         if (service == NULL)
4630                 return NULL;
4631
4632         return service->ipconfig_ipv6;
4633 }
4634
4635 struct connman_ipconfig *
4636 __connman_service_get_ipconfig(struct connman_service *service, int family)
4637 {
4638         if (family == AF_INET)
4639                 return __connman_service_get_ip4config(service);
4640         else if (family == AF_INET6)
4641                 return __connman_service_get_ip6config(service);
4642         else
4643                 return NULL;
4644
4645 }
4646
4647 connman_bool_t __connman_service_is_connected_state(struct connman_service *service,
4648                                         enum connman_ipconfig_type type)
4649 {
4650         if (service == NULL)
4651                 return FALSE;
4652
4653         switch (type) {
4654         case CONNMAN_IPCONFIG_TYPE_UNKNOWN:
4655                 break;
4656         case CONNMAN_IPCONFIG_TYPE_IPV4:
4657                 return is_connected_state(service, service->state_ipv4);
4658         case CONNMAN_IPCONFIG_TYPE_IPV6:
4659                 return is_connected_state(service, service->state_ipv6);
4660         }
4661
4662         return FALSE;
4663 }
4664 enum connman_service_security __connman_service_get_security(struct connman_service *service)
4665 {
4666         if (service == NULL)
4667                 return CONNMAN_SERVICE_SECURITY_UNKNOWN;
4668
4669         return service->security;
4670 }
4671
4672 const char *__connman_service_get_phase2(struct connman_service *service)
4673 {
4674         if (service == NULL)
4675                 return NULL;
4676
4677         return service->phase2;
4678 }
4679
4680 connman_bool_t __connman_service_wps_enabled(struct connman_service *service)
4681 {
4682         if (service == NULL)
4683                 return FALSE;
4684
4685         return service->wps;
4686 }
4687
4688 void __connman_service_mark_dirty()
4689  {
4690         services_dirty = TRUE;
4691  }
4692
4693 /**
4694  * __connman_service_set_favorite_delayed:
4695  * @service: service structure
4696  * @favorite: favorite value
4697  * @delay_ordering: do not order service sequence
4698  *
4699  * Change the favorite setting of service
4700  */
4701 int __connman_service_set_favorite_delayed(struct connman_service *service,
4702                                         connman_bool_t favorite,
4703                                         gboolean delay_ordering)
4704 {
4705         GSequenceIter *iter;
4706
4707         if (service->hidden == TRUE)
4708                 return -EOPNOTSUPP;
4709         iter = g_hash_table_lookup(service_hash, service->identifier);
4710         if (iter == NULL)
4711                 return -ENOENT;
4712
4713         if (service->favorite == favorite)
4714                 return -EALREADY;
4715
4716         service->favorite = favorite;
4717
4718         if (delay_ordering == FALSE)
4719                 service->order = __connman_service_get_order(service);
4720
4721         favorite_changed(service);
4722
4723         if (delay_ordering == FALSE) {
4724
4725                 if (g_sequence_get_length(service_list) > 1) {
4726                         g_sequence_sort_changed(iter, service_compare, NULL);
4727                         service_schedule_changed();
4728                 }
4729
4730                 __connman_connection_update_gateway();
4731         }
4732
4733         return 0;
4734 }
4735
4736 /**
4737  * __connman_service_set_favorite:
4738  * @service: service structure
4739  * @favorite: favorite value
4740  *
4741  * Change the favorite setting of service
4742  */
4743 int __connman_service_set_favorite(struct connman_service *service,
4744                                                 connman_bool_t favorite)
4745 {
4746         return __connman_service_set_favorite_delayed(service, favorite,
4747                                                         FALSE);
4748 }
4749
4750 connman_bool_t connman_service_get_favorite(struct connman_service *service)
4751 {
4752        return service->favorite;
4753 }
4754
4755 int __connman_service_set_immutable(struct connman_service *service,
4756                                                 connman_bool_t immutable)
4757 {
4758         if (service->hidden == TRUE)
4759                 return -EOPNOTSUPP;
4760
4761         if (service->immutable == immutable)
4762                 return 0;
4763
4764         service->immutable = immutable;
4765
4766         immutable_changed(service);
4767
4768         return 0;
4769 }
4770
4771 int __connman_service_set_ignore(struct connman_service *service,
4772                                                 connman_bool_t ignore)
4773 {
4774         if (service == NULL)
4775                 return -EINVAL;
4776
4777         service->ignore = ignore;
4778
4779         return 0;
4780 }
4781
4782 void __connman_service_set_string(struct connman_service *service,
4783                                   const char *key, const char *value)
4784 {
4785         if (service->hidden == TRUE)
4786                 return;
4787         if (g_str_equal(key, "EAP") == TRUE) {
4788                 g_free(service->eap);
4789                 service->eap = g_strdup(value);
4790         } else if (g_str_equal(key, "Identity") == TRUE) {
4791                 g_free(service->identity);
4792                 service->identity = g_strdup(value);
4793         } else if (g_str_equal(key, "CACertFile") == TRUE) {
4794                 g_free(service->ca_cert_file);
4795                 service->ca_cert_file = g_strdup(value);
4796         } else if (g_str_equal(key, "ClientCertFile") == TRUE) {
4797                 g_free(service->client_cert_file);
4798                 service->client_cert_file = g_strdup(value);
4799         } else if (g_str_equal(key, "PrivateKeyFile") == TRUE) {
4800                 g_free(service->private_key_file);
4801                 service->private_key_file = g_strdup(value);
4802         } else if (g_str_equal(key, "PrivateKeyPassphrase") == TRUE) {
4803                 g_free(service->private_key_passphrase);
4804                 service->private_key_passphrase = g_strdup(value);
4805         } else if (g_str_equal(key, "Phase2") == TRUE) {
4806                 g_free(service->phase2);
4807                 service->phase2 = g_strdup(value);
4808         } else if (g_str_equal(key, "Passphrase") == TRUE) {
4809                 g_free(service->passphrase);
4810                 service->passphrase = g_strdup(value);
4811         }
4812 }
4813
4814 void __connman_service_set_userconnect(struct connman_service *service,
4815                                                 connman_bool_t userconnect)
4816 {
4817         if (service != NULL)
4818                 service->userconnect = userconnect;
4819 }
4820
4821 void __connman_service_set_search_domains(struct connman_service *service,
4822                                         char **domains)
4823 {
4824         int index;
4825
4826         index = __connman_service_get_index(service);
4827         if (index < 0)
4828                 return;
4829
4830         if (service->domains != NULL) {
4831                 remove_searchdomains(service, index, service->domains);
4832                 g_strfreev(service->domains);
4833
4834                 service->domains = g_strdupv(domains);
4835
4836                 update_nameservers(service);
4837         }
4838 }
4839
4840 static void service_complete(struct connman_service *service)
4841 {
4842         reply_pending(service, EIO);
4843
4844         if (service->userconnect == FALSE)
4845                 __connman_service_auto_connect();
4846
4847         g_get_current_time(&service->modified);
4848         service_save(service);
4849 }
4850
4851 static void report_error_cb(void *user_context, gboolean retry,
4852                                                         void *user_data)
4853 {
4854         struct connman_service *service = user_context;
4855
4856         if (retry == TRUE)
4857                 __connman_service_connect(service);
4858         else {
4859                 /* It is not relevant to stay on Failure state
4860                  * when failing is due to wrong user input */
4861                 service->state = CONNMAN_SERVICE_STATE_IDLE;
4862
4863                 service_complete(service);
4864                 __connman_connection_update_gateway();
4865         }
4866 }
4867
4868 int __connman_service_add_passphrase(struct connman_service *service,
4869                                 const gchar *passphrase)
4870 {
4871         int err = 0;
4872
4873         switch (service->security) {
4874         case CONNMAN_SERVICE_SECURITY_WEP:
4875         case CONNMAN_SERVICE_SECURITY_PSK:
4876                 err = __connman_service_set_passphrase(service, passphrase);
4877                 break;
4878         case CONNMAN_SERVICE_SECURITY_8021X:
4879                 __connman_service_set_agent_passphrase(service,
4880                                                 passphrase);
4881                 break;
4882         case CONNMAN_SERVICE_SECURITY_UNKNOWN:
4883         case CONNMAN_SERVICE_SECURITY_NONE:
4884         case CONNMAN_SERVICE_SECURITY_WPA:
4885         case CONNMAN_SERVICE_SECURITY_RSN:
4886                 DBG("service security '%s' (%d) not handled",
4887                                 security2string(service->security),
4888                                 service->security);
4889                 break;
4890         }
4891
4892         return err;
4893 }
4894
4895 static int check_wpspin(struct connman_service *service, const char *wpspin)
4896 {
4897         int length;
4898         guint i;
4899
4900         if (wpspin == NULL)
4901                 return 0;
4902
4903         length = strlen(wpspin);
4904
4905         /* If 0, it will mean user wants to use PBC method */
4906         if (length == 0) {
4907                 connman_network_set_string(service->network,
4908                                                         "WiFi.PinWPS", NULL);
4909                 return 0;
4910         }
4911
4912         /* A WPS PIN is always 8 chars length,
4913          * its content is in digit representation.
4914          */
4915         if (length != 8)
4916                 return -ENOKEY;
4917
4918         for (i = 0; i < 8; i++)
4919                 if (!isdigit((unsigned char) wpspin[i]))
4920                         return -ENOKEY;
4921
4922         connman_network_set_string(service->network, "WiFi.PinWPS", wpspin);
4923
4924         return 0;
4925 }
4926
4927 static void request_input_cb (struct connman_service *service,
4928                         connman_bool_t values_received,
4929                         const char *name, int name_len,
4930                         const char *identity, const char *passphrase,
4931                         gboolean wps, const char *wpspin,
4932                         const char *error, void *user_data)
4933 {
4934         struct connman_device *device;
4935         int err = 0;
4936
4937         DBG ("RequestInput return, %p", service);
4938
4939         if (error != NULL) {
4940                 DBG("error: %s", error);
4941
4942                 if (g_strcmp0(error,
4943                                 "net.connman.Agent.Error.Canceled") == 0) {
4944                         err = -EINVAL;
4945
4946                         if (service->hidden == TRUE)
4947                                 __connman_service_return_error(service,
4948                                                         ECANCELED, user_data);
4949                         goto done;
4950                 } else {
4951                         if (service->hidden == TRUE)
4952                                 __connman_service_return_error(service,
4953                                                         ETIMEDOUT, user_data);
4954                 }
4955         }
4956
4957         if (service->hidden == TRUE && name_len > 0 && name_len <= 32) {
4958                 device = connman_network_get_device(service->network);
4959                 err = __connman_device_request_hidden_scan(device,
4960                                                 name, name_len,
4961                                                 identity, passphrase,
4962                                                 user_data);
4963                 if (err < 0)
4964                         __connman_service_return_error(service, -err,
4965                                                         user_data);
4966         }
4967
4968         if (values_received == FALSE || service->hidden == TRUE) {
4969                 err = -EINVAL;
4970                 goto done;
4971         }
4972
4973         if (wps == TRUE && service->network != NULL) {
4974                 err = check_wpspin(service, wpspin);
4975                 if (err < 0)
4976                         goto done;
4977
4978                 connman_network_set_bool(service->network, "WiFi.UseWPS", wps);
4979         }
4980
4981         if (identity != NULL)
4982                 __connman_service_set_agent_identity(service, identity);
4983
4984         if (passphrase != NULL)
4985                 err = __connman_service_add_passphrase(service, passphrase);
4986
4987  done:
4988         if (err >= 0) {
4989                 /* We forget any previous error. */
4990                 set_error(service, CONNMAN_SERVICE_ERROR_UNKNOWN);
4991
4992                 __connman_service_connect(service);
4993
4994                 /* Never cache agent provided credentials */
4995                 __connman_service_set_agent_identity(service, NULL);
4996                 __connman_service_set_agent_passphrase(service, NULL);
4997         } else if (err == -ENOKEY) {
4998                 __connman_service_indicate_error(service,
4999                                         CONNMAN_SERVICE_ERROR_INVALID_KEY);
5000         } else {
5001                 /* It is not relevant to stay on Failure state
5002                  * when failing is due to wrong user input */
5003                 service->state = CONNMAN_SERVICE_STATE_IDLE;
5004
5005                 if (service->hidden == FALSE) {
5006                         /*
5007                          * If there was a real error when requesting
5008                          * hidden scan, then that error is returned already
5009                          * to the user somewhere above so do not try to
5010                          * do this again.
5011                          */
5012                         __connman_service_return_error(service, -err,
5013                                                         user_data);
5014                 }
5015
5016                 service_complete(service);
5017                 __connman_connection_update_gateway();
5018         }
5019 }
5020
5021 static void downgrade_connected_services(void)
5022 {
5023         struct connman_service *up_service;
5024         GSequenceIter *iter;
5025
5026         iter = g_sequence_get_begin_iter(service_list);
5027         while (g_sequence_iter_is_end(iter) == FALSE) {
5028                 up_service = g_sequence_get(iter);
5029
5030                 if (is_connected(up_service) == FALSE) {
5031                         iter = g_sequence_iter_next(iter);
5032                         continue;
5033                 }
5034
5035                 if (up_service->state == CONNMAN_SERVICE_STATE_ONLINE)
5036                         return;
5037
5038                 downgrade_state(up_service);
5039
5040                 iter = g_sequence_iter_next(iter);
5041         }
5042 }
5043
5044 static int service_update_preferred_order(struct connman_service *default_service,
5045                 struct connman_service *new_service,
5046                 enum connman_service_state new_state)
5047 {
5048         unsigned int *tech_array;
5049         int i;
5050
5051         if (default_service == NULL || default_service == new_service ||
5052                         default_service->state != new_state )
5053                 return 0;
5054
5055         tech_array = connman_setting_get_uint_list("PreferredTechnologies");
5056         if (tech_array != NULL) {
5057
5058                 for (i = 0; tech_array[i] != 0; i += 1) {
5059                         if (default_service->type == tech_array[i])
5060                                 return -EALREADY;
5061
5062                         if (new_service->type == tech_array[i]) {
5063                                 switch_default_service(default_service,
5064                                                 new_service);
5065                                 __connman_connection_update_gateway();
5066                                 return 0;
5067                         }
5068                 }
5069         }
5070
5071         return -EALREADY;
5072 }
5073
5074 static void single_connected_tech(struct connman_service *allowed)
5075 {
5076         GSList *services = NULL;
5077         GSequenceIter *iter;
5078         GSList *list;
5079
5080         iter = g_sequence_get_begin_iter(service_list);
5081
5082         while (g_sequence_iter_is_end(iter) == FALSE) {
5083                 struct connman_service *service = g_sequence_get(iter);
5084
5085                 if (service != allowed && is_connected(service))
5086                         services = g_slist_prepend(services, service);
5087
5088                 iter = g_sequence_iter_next(iter);
5089         }
5090
5091         DBG("keeping %p %s", allowed, allowed->path);
5092
5093         for (list = services; list != NULL; list = list->next) {
5094                 struct connman_service *service = list->data;
5095
5096                 DBG("disconnecting %p %s", service, service->path);
5097                 __connman_service_disconnect(service);
5098         }
5099
5100         g_slist_free(services);
5101 }
5102
5103 static int service_indicate_state(struct connman_service *service)
5104 {
5105         enum connman_service_state old_state, new_state;
5106         struct connman_service *def_service;
5107         int result;
5108         GSequenceIter *iter;
5109
5110         if (service == NULL)
5111                 return -EINVAL;
5112
5113         old_state = service->state;
5114         new_state = combine_state(service->state_ipv4, service->state_ipv6);
5115
5116         DBG("service %p old %s - new %s/%s => %s",
5117                                         service,
5118                                         state2string(old_state),
5119                                         state2string(service->state_ipv4),
5120                                         state2string(service->state_ipv6),
5121                                         state2string(new_state));
5122
5123         if (old_state == new_state)
5124                 return -EALREADY;
5125
5126         def_service = __connman_service_get_default();
5127
5128         if (new_state == CONNMAN_SERVICE_STATE_ONLINE) {
5129                 result = service_update_preferred_order(def_service,
5130                                 service, new_state);
5131                 if (result == -EALREADY)
5132                         return result;
5133         }
5134
5135         if (old_state == CONNMAN_SERVICE_STATE_ONLINE)
5136                 __connman_notifier_leave_online(service->type);
5137
5138         service->state = new_state;
5139         state_changed(service);
5140
5141         if (new_state == CONNMAN_SERVICE_STATE_IDLE &&
5142                         old_state != CONNMAN_SERVICE_STATE_DISCONNECT) {
5143                 reply_pending(service, ECONNABORTED);
5144
5145                 __connman_service_disconnect(service);
5146         }
5147
5148         if (new_state == CONNMAN_SERVICE_STATE_CONFIGURATION) {
5149                 if (service->new_service == FALSE &&
5150                                 __connman_stats_service_register(service) == 0) {
5151                         /*
5152                          * For new services the statistics are updated after
5153                          * we have successfully connected.
5154                          */
5155                         __connman_stats_get(service, FALSE,
5156                                                 &service->stats.data);
5157                         __connman_stats_get(service, TRUE,
5158                                                 &service->stats_roaming.data);
5159                 }
5160         }
5161
5162         if (new_state == CONNMAN_SERVICE_STATE_IDLE) {
5163                 connman_bool_t reconnect;
5164
5165                 reconnect = get_reconnect_state(service);
5166                 if (reconnect == TRUE)
5167                         __connman_service_auto_connect();
5168         }
5169
5170         if (new_state == CONNMAN_SERVICE_STATE_READY) {
5171                 enum connman_ipconfig_method method;
5172
5173                 if (service->new_service == TRUE &&
5174                                 __connman_stats_service_register(service) == 0) {
5175                         /*
5176                          * This is normally done after configuring state
5177                          * but for new service do this after we have connected
5178                          * successfully.
5179                          */
5180                         __connman_stats_get(service, FALSE,
5181                                                 &service->stats.data);
5182                         __connman_stats_get(service, TRUE,
5183                                                 &service->stats_roaming.data);
5184                 }
5185
5186                 service->new_service = FALSE;
5187
5188                 service_update_preferred_order(def_service, service, new_state);
5189
5190                 set_reconnect_state(service, TRUE);
5191
5192                 __connman_service_set_favorite(service, TRUE);
5193
5194                 reply_pending(service, 0);
5195
5196                 g_get_current_time(&service->modified);
5197                 service_save(service);
5198
5199                 update_nameservers(service);
5200                 dns_changed(service);
5201                 domain_changed(service);
5202
5203                 if (old_state != CONNMAN_SERVICE_STATE_ONLINE)
5204                         __connman_notifier_connect(service->type);
5205
5206                 if (service->type == CONNMAN_SERVICE_TYPE_WIFI &&
5207                         connman_network_get_bool(service->network,
5208                                                 "WiFi.UseWPS") == TRUE) {
5209                         const char *pass;
5210
5211                         pass = connman_network_get_string(service->network,
5212                                                         "WiFi.Passphrase");
5213
5214                         __connman_service_set_passphrase(service, pass);
5215
5216                         connman_network_set_bool(service->network,
5217                                                         "WiFi.UseWPS", FALSE);
5218                 }
5219
5220                 default_changed();
5221
5222                 method = __connman_ipconfig_get_method(service->ipconfig_ipv6);
5223                 if (method == CONNMAN_IPCONFIG_METHOD_OFF)
5224                         __connman_ipconfig_disable_ipv6(
5225                                                 service->ipconfig_ipv6);
5226
5227                 if (connman_setting_get_bool("SingleConnectedTechnology")
5228                                 == TRUE)
5229                         single_connected_tech(service);
5230
5231         } else if (new_state == CONNMAN_SERVICE_STATE_DISCONNECT) {
5232                 def_service = __connman_service_get_default();
5233
5234                 if (__connman_notifier_is_connected() == FALSE &&
5235                         def_service != NULL &&
5236                                 def_service->provider != NULL)
5237                         connman_provider_disconnect(def_service->provider);
5238
5239                 default_changed();
5240
5241                 __connman_wispr_stop(service);
5242
5243                 __connman_wpad_stop(service);
5244
5245                 update_nameservers(service);
5246                 dns_changed(service);
5247                 domain_changed(service);
5248
5249                 __connman_notifier_disconnect(service->type);
5250
5251                 /*
5252                  * Previous services which are connected and which states
5253                  * are set to online should reset relevantly ipconfig_state
5254                  * to ready so wispr/portal will be rerun on those
5255                  */
5256                 downgrade_connected_services();
5257         }
5258
5259         if (new_state == CONNMAN_SERVICE_STATE_FAILURE) {
5260                 if (service->userconnect == TRUE &&
5261                         connman_agent_report_error(service, service->path,
5262                                         error2string(service->error),
5263                                         report_error_cb, NULL) == -EINPROGRESS)
5264                         return 0;
5265                 service_complete(service);
5266         } else
5267                 set_error(service, CONNMAN_SERVICE_ERROR_UNKNOWN);
5268
5269         iter = g_hash_table_lookup(service_hash, service->identifier);
5270         if (iter != NULL && g_sequence_get_length(service_list) > 1) {
5271                 g_sequence_sort_changed(iter, service_compare, NULL);
5272                 service_schedule_changed();
5273         }
5274
5275         __connman_connection_update_gateway();
5276
5277         if (new_state == CONNMAN_SERVICE_STATE_ONLINE) {
5278                 __connman_notifier_enter_online(service->type);
5279                 default_changed();
5280         }
5281
5282         return 0;
5283 }
5284
5285 int __connman_service_indicate_error(struct connman_service *service,
5286                                         enum connman_service_error error)
5287 {
5288         DBG("service %p error %d", service, error);
5289
5290         if (service == NULL)
5291                 return -EINVAL;
5292
5293         set_error(service, error);
5294
5295         if (service->error == CONNMAN_SERVICE_ERROR_INVALID_KEY)
5296                 __connman_service_set_passphrase(service, NULL);
5297
5298         __connman_service_ipconfig_indicate_state(service,
5299                                                 CONNMAN_SERVICE_STATE_FAILURE,
5300                                                 CONNMAN_IPCONFIG_TYPE_IPV4);
5301         __connman_service_ipconfig_indicate_state(service,
5302                                                 CONNMAN_SERVICE_STATE_FAILURE,
5303                                                 CONNMAN_IPCONFIG_TYPE_IPV6);
5304         return 0;
5305 }
5306
5307 int __connman_service_clear_error(struct connman_service *service)
5308 {
5309         DBG("service %p", service);
5310
5311         if (service == NULL)
5312                 return -EINVAL;
5313
5314         if (service->state != CONNMAN_SERVICE_STATE_FAILURE)
5315                 return -EINVAL;
5316
5317         service->state_ipv4 = service->state_ipv6 =
5318                                                 CONNMAN_SERVICE_STATE_UNKNOWN;
5319         set_error(service, CONNMAN_SERVICE_ERROR_UNKNOWN);
5320
5321         if (service->favorite == TRUE)
5322                 set_reconnect_state(service, TRUE);
5323
5324         __connman_service_ipconfig_indicate_state(service,
5325                                         CONNMAN_SERVICE_STATE_IDLE,
5326                                         CONNMAN_IPCONFIG_TYPE_IPV6);
5327
5328         /*
5329          * Toggling the IPv6 state to IDLE could trigger the auto connect
5330          * machinery and consequently the IPv4 state.
5331          */
5332         if (service->state_ipv4 != CONNMAN_SERVICE_STATE_UNKNOWN &&
5333                         service->state_ipv4 != CONNMAN_SERVICE_STATE_FAILURE)
5334                 return 0;
5335
5336         return __connman_service_ipconfig_indicate_state(service,
5337                                                 CONNMAN_SERVICE_STATE_IDLE,
5338                                                 CONNMAN_IPCONFIG_TYPE_IPV4);
5339 }
5340
5341 int __connman_service_indicate_default(struct connman_service *service)
5342 {
5343         DBG("service %p", service);
5344
5345         default_changed();
5346
5347         return 0;
5348 }
5349
5350 enum connman_service_state __connman_service_ipconfig_get_state(
5351                                         struct connman_service *service,
5352                                         enum connman_ipconfig_type type)
5353 {
5354         if (service == NULL)
5355                 return CONNMAN_SERVICE_STATE_UNKNOWN;
5356
5357         if (type == CONNMAN_IPCONFIG_TYPE_IPV4)
5358                 return service->state_ipv4;
5359
5360         if (type == CONNMAN_IPCONFIG_TYPE_IPV6)
5361                 return service->state_ipv6;
5362
5363         return CONNMAN_SERVICE_STATE_UNKNOWN;
5364 }
5365
5366 static void check_proxy_setup(struct connman_service *service)
5367 {
5368         /*
5369          * We start WPAD if we haven't got a PAC URL from DHCP and
5370          * if our proxy manual configuration is either empty or set
5371          * to AUTO with an empty URL.
5372          */
5373
5374         if (service->proxy != CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN)
5375                 goto done;
5376
5377         if (service->proxy_config != CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN &&
5378                 (service->proxy_config != CONNMAN_SERVICE_PROXY_METHOD_AUTO ||
5379                         service->pac != NULL))
5380                 goto done;
5381
5382         if (__connman_wpad_start(service) < 0) {
5383                 service->proxy = CONNMAN_SERVICE_PROXY_METHOD_DIRECT;
5384                 __connman_notifier_proxy_changed(service);
5385                 goto done;
5386         }
5387
5388         return;
5389
5390 done:
5391         __connman_wispr_start(service, CONNMAN_IPCONFIG_TYPE_IPV4);
5392 }
5393
5394 /*
5395  * How many networks are connected at the same time. If more than 1,
5396  * then set the rp_filter setting properly (loose mode routing) so that network
5397  * connectivity works ok. This is only done for IPv4 networks as IPv6
5398  * does not have rp_filter knob.
5399  */
5400 static int connected_networks_count;
5401 static int original_rp_filter;
5402
5403 static void service_rp_filter(struct connman_service *service,
5404                                 gboolean connected)
5405 {
5406         enum connman_ipconfig_method method;
5407
5408         method = __connman_ipconfig_get_method(service->ipconfig_ipv4);
5409
5410         switch (method) {
5411         case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
5412         case CONNMAN_IPCONFIG_METHOD_OFF:
5413         case CONNMAN_IPCONFIG_METHOD_AUTO:
5414                 return;
5415         case CONNMAN_IPCONFIG_METHOD_FIXED:
5416         case CONNMAN_IPCONFIG_METHOD_MANUAL:
5417         case CONNMAN_IPCONFIG_METHOD_DHCP:
5418                 break;
5419         }
5420
5421         if (connected == TRUE) {
5422                 if (connected_networks_count == 1) {
5423                         int filter_value;
5424                         filter_value = __connman_ipconfig_set_rp_filter();
5425                         if (filter_value < 0)
5426                                 return;
5427
5428                         original_rp_filter = filter_value;
5429                 }
5430                 connected_networks_count++;
5431
5432         } else {
5433                 if (connected_networks_count == 2)
5434                         __connman_ipconfig_unset_rp_filter(original_rp_filter);
5435
5436                 connected_networks_count--;
5437                 if (connected_networks_count < 0)
5438                         connected_networks_count = 0;
5439         }
5440
5441         DBG("%s %s ipconfig %p method %d count %d filter %d",
5442                 connected ? "connected" : "disconnected", service->identifier,
5443                 service->ipconfig_ipv4, method,
5444                 connected_networks_count, original_rp_filter);
5445 }
5446
5447 static gboolean redo_wispr(gpointer user_data)
5448 {
5449         struct connman_service *service = user_data;
5450
5451         DBG("");
5452
5453         __connman_wispr_start(service, CONNMAN_IPCONFIG_TYPE_IPV6);
5454
5455         return FALSE;
5456 }
5457
5458 int __connman_service_online_check_failed(struct connman_service *service,
5459                                         enum connman_ipconfig_type type)
5460 {
5461         DBG("service %p type %d count %d", service, type,
5462                                                 service->online_check_count);
5463
5464         /* currently we only retry IPv6 stuff */
5465         if (type == CONNMAN_IPCONFIG_TYPE_IPV4 ||
5466                         service->online_check_count != 1) {
5467                 connman_warn("Online check failed for %p %s", service,
5468                         service->name);
5469                 return 0;
5470         }
5471
5472         service->online_check_count = 0;
5473
5474         /*
5475          * We set the timeout to 1 sec so that we have a chance to get
5476          * necessary IPv6 router advertisement messages that might have
5477          * DNS data etc.
5478          */
5479         g_timeout_add_seconds(1, redo_wispr, service);
5480
5481         return EAGAIN;
5482 }
5483
5484 int __connman_service_ipconfig_indicate_state(struct connman_service *service,
5485                                         enum connman_service_state new_state,
5486                                         enum connman_ipconfig_type type)
5487 {
5488         struct connman_ipconfig *ipconfig = NULL;
5489         enum connman_service_state old_state;
5490         int ret;
5491
5492         if (service == NULL)
5493                 return -EINVAL;
5494
5495         if (type == CONNMAN_IPCONFIG_TYPE_IPV4) {
5496                 old_state = service->state_ipv4;
5497                 ipconfig = service->ipconfig_ipv4;
5498         } else if (type == CONNMAN_IPCONFIG_TYPE_IPV6) {
5499                 old_state = service->state_ipv6;
5500                 ipconfig = service->ipconfig_ipv6;
5501         }
5502
5503         if (ipconfig == NULL)
5504                 return -EINVAL;
5505
5506         /* Any change? */
5507         if (old_state == new_state)
5508                 return -EALREADY;
5509
5510         DBG("service %p (%s) state %d (%s) type %d (%s)",
5511                 service, service ? service->identifier : NULL,
5512                 new_state, state2string(new_state),
5513                 type, __connman_ipconfig_type2string(type));
5514
5515         switch (new_state) {
5516         case CONNMAN_SERVICE_STATE_UNKNOWN:
5517         case CONNMAN_SERVICE_STATE_IDLE:
5518                 if (service->state == CONNMAN_SERVICE_STATE_FAILURE)
5519                         return -EINVAL;
5520                 break;
5521         case CONNMAN_SERVICE_STATE_ASSOCIATION:
5522                 break;
5523         case CONNMAN_SERVICE_STATE_CONFIGURATION:
5524                 __connman_ipconfig_enable(ipconfig);
5525                 break;
5526         case CONNMAN_SERVICE_STATE_READY:
5527                 update_nameservers(service);
5528
5529                 if (type == CONNMAN_IPCONFIG_TYPE_IPV4) {
5530                         check_proxy_setup(service);
5531                         service_rp_filter(service, TRUE);
5532                 } else {
5533                         service->online_check_count = 1;
5534                         __connman_wispr_start(service, type);
5535                 }
5536                 break;
5537         case CONNMAN_SERVICE_STATE_ONLINE:
5538                 break;
5539         case CONNMAN_SERVICE_STATE_DISCONNECT:
5540                 if (service->state == CONNMAN_SERVICE_STATE_IDLE)
5541                         return -EINVAL;
5542
5543                 if (type == CONNMAN_IPCONFIG_TYPE_IPV4)
5544                         service_rp_filter(service, FALSE);
5545
5546                 break;
5547         case CONNMAN_SERVICE_STATE_FAILURE:
5548                 break;
5549         }
5550
5551         /* We keep that state */
5552         if (type == CONNMAN_IPCONFIG_TYPE_IPV4)
5553                 service->state_ipv4 = new_state;
5554         else if (type == CONNMAN_IPCONFIG_TYPE_IPV6)
5555                 service->state_ipv6 = new_state;
5556
5557         ret = service_indicate_state(service);
5558
5559         /*
5560          * If the ipconfig method is OFF, then we set the state to IDLE
5561          * so that it will not affect the combined state in the future.
5562          */
5563         if (type == CONNMAN_IPCONFIG_TYPE_IPV4) {
5564                 enum connman_ipconfig_method method;
5565                 method = __connman_ipconfig_get_method(service->ipconfig_ipv4);
5566                 if (method == CONNMAN_IPCONFIG_METHOD_OFF ||
5567                                 method == CONNMAN_IPCONFIG_METHOD_UNKNOWN) {
5568                         service->state_ipv4 = CONNMAN_SERVICE_STATE_IDLE;
5569                         ret = service_indicate_state(service);
5570                 }
5571
5572         } else if (type == CONNMAN_IPCONFIG_TYPE_IPV6) {
5573                 enum connman_ipconfig_method method;
5574                 method = __connman_ipconfig_get_method(service->ipconfig_ipv6);
5575                 if (method == CONNMAN_IPCONFIG_METHOD_OFF ||
5576                                 method == CONNMAN_IPCONFIG_METHOD_UNKNOWN) {
5577                         service->state_ipv6 = CONNMAN_SERVICE_STATE_IDLE;
5578                         ret = service_indicate_state(service);
5579                 }
5580         }
5581
5582         return ret;
5583 }
5584
5585 static connman_bool_t prepare_network(struct connman_service *service)
5586 {
5587         enum connman_network_type type;
5588         unsigned int ssid_len;
5589
5590         type = connman_network_get_type(service->network);
5591
5592         switch (type) {
5593         case CONNMAN_NETWORK_TYPE_UNKNOWN:
5594         case CONNMAN_NETWORK_TYPE_VENDOR:
5595                 return FALSE;
5596         case CONNMAN_NETWORK_TYPE_WIFI:
5597                 if (connman_network_get_blob(service->network, "WiFi.SSID",
5598                                                         &ssid_len) == NULL)
5599                         return FALSE;
5600
5601                 if (service->passphrase != NULL)
5602                         connman_network_set_string(service->network,
5603                                 "WiFi.Passphrase", service->passphrase);
5604                 break;
5605         case CONNMAN_NETWORK_TYPE_ETHERNET:
5606         case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
5607         case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
5608         case CONNMAN_NETWORK_TYPE_CELLULAR:
5609                 break;
5610         }
5611
5612         return TRUE;
5613 }
5614
5615 static void prepare_8021x(struct connman_service *service)
5616 {
5617         if (service->eap != NULL)
5618                 connman_network_set_string(service->network, "WiFi.EAP",
5619                                                                 service->eap);
5620
5621         if (service->identity != NULL)
5622                 connman_network_set_string(service->network, "WiFi.Identity",
5623                                                         service->identity);
5624
5625         if (service->ca_cert_file != NULL)
5626                 connman_network_set_string(service->network, "WiFi.CACertFile",
5627                                                         service->ca_cert_file);
5628
5629         if (service->client_cert_file != NULL)
5630                 connman_network_set_string(service->network,
5631                                                 "WiFi.ClientCertFile",
5632                                                 service->client_cert_file);
5633
5634         if (service->private_key_file != NULL)
5635                 connman_network_set_string(service->network,
5636                                                 "WiFi.PrivateKeyFile",
5637                                                 service->private_key_file);
5638
5639         if (service->private_key_passphrase != NULL)
5640                 connman_network_set_string(service->network,
5641                                         "WiFi.PrivateKeyPassphrase",
5642                                         service->private_key_passphrase);
5643
5644         if (service->phase2 != NULL)
5645                 connman_network_set_string(service->network, "WiFi.Phase2",
5646                                                         service->phase2);
5647 }
5648
5649 static int service_connect(struct connman_service *service)
5650 {
5651         int err;
5652
5653         if (service->hidden == TRUE)
5654                 return -EPERM;
5655
5656         switch (service->type) {
5657         case CONNMAN_SERVICE_TYPE_UNKNOWN:
5658         case CONNMAN_SERVICE_TYPE_SYSTEM:
5659         case CONNMAN_SERVICE_TYPE_GPS:
5660         case CONNMAN_SERVICE_TYPE_GADGET:
5661                 return -EINVAL;
5662         case CONNMAN_SERVICE_TYPE_ETHERNET:
5663         case CONNMAN_SERVICE_TYPE_BLUETOOTH:
5664         case CONNMAN_SERVICE_TYPE_CELLULAR:
5665         case CONNMAN_SERVICE_TYPE_VPN:
5666                 break;
5667         case CONNMAN_SERVICE_TYPE_WIFI:
5668                 switch (service->security) {
5669                 case CONNMAN_SERVICE_SECURITY_UNKNOWN:
5670                 case CONNMAN_SERVICE_SECURITY_NONE:
5671                         break;
5672                 case CONNMAN_SERVICE_SECURITY_WEP:
5673                 case CONNMAN_SERVICE_SECURITY_PSK:
5674                 case CONNMAN_SERVICE_SECURITY_WPA:
5675                 case CONNMAN_SERVICE_SECURITY_RSN:
5676                         if (service->passphrase == NULL) {
5677                                 if (service->network == NULL)
5678                                         return -EOPNOTSUPP;
5679
5680                                 if (service->wps == FALSE ||
5681                                         connman_network_get_bool(
5682                                                         service->network,
5683                                                         "WiFi.UseWPS") == FALSE)
5684                                         return -ENOKEY;
5685                         } else if (service->error ==
5686                                         CONNMAN_SERVICE_ERROR_INVALID_KEY)
5687                                 return -ENOKEY;
5688                         break;
5689                 case CONNMAN_SERVICE_SECURITY_8021X:
5690                         if (service->eap == NULL)
5691                                 return -EINVAL;
5692
5693                         /*
5694                          * never request credentials if using EAP-TLS
5695                          * (EAP-TLS networks need to be fully provisioned)
5696                          */
5697                         if (g_str_equal(service->eap, "tls") == TRUE)
5698                                 break;
5699
5700                         /*
5701                          * Return -ENOKEY if either identity or passphrase is
5702                          * missing. Agent provided credentials can be used as
5703                          * fallback if needed.
5704                          */
5705                         if ((service->identity == NULL &&
5706                                         service->agent_identity == NULL) ||
5707                                         (service->passphrase == NULL &&
5708                                         service->agent_passphrase == NULL))
5709                                 return -ENOKEY;
5710
5711                         break;
5712                 }
5713                 break;
5714         }
5715
5716         if (service->network != NULL) {
5717                 if (prepare_network(service) == FALSE)
5718                         return -EINVAL;
5719
5720                 switch (service->security) {
5721                 case CONNMAN_SERVICE_SECURITY_UNKNOWN:
5722                 case CONNMAN_SERVICE_SECURITY_NONE:
5723                 case CONNMAN_SERVICE_SECURITY_WEP:
5724                 case CONNMAN_SERVICE_SECURITY_PSK:
5725                 case CONNMAN_SERVICE_SECURITY_WPA:
5726                 case CONNMAN_SERVICE_SECURITY_RSN:
5727                         break;
5728                 case CONNMAN_SERVICE_SECURITY_8021X:
5729                         prepare_8021x(service);
5730                         break;
5731                 }
5732
5733                 if (__connman_stats_service_register(service) == 0) {
5734                         __connman_stats_get(service, FALSE,
5735                                                 &service->stats.data);
5736                         __connman_stats_get(service, TRUE,
5737                                                 &service->stats_roaming.data);
5738                 }
5739
5740                 if (service->ipconfig_ipv4)
5741                         __connman_ipconfig_enable(service->ipconfig_ipv4);
5742                 if (service->ipconfig_ipv6)
5743                         __connman_ipconfig_enable(service->ipconfig_ipv6);
5744
5745                 err = __connman_network_connect(service->network);
5746         } else if (service->type == CONNMAN_SERVICE_TYPE_VPN &&
5747                                         service->provider != NULL)
5748                 err = __connman_provider_connect(service->provider);
5749         else
5750                 return -EOPNOTSUPP;
5751
5752         if (err < 0) {
5753                 if (err != -EINPROGRESS) {
5754                         __connman_ipconfig_disable(service->ipconfig_ipv4);
5755                         __connman_ipconfig_disable(service->ipconfig_ipv6);
5756                         __connman_stats_service_unregister(service);
5757                 }
5758         }
5759
5760         return err;
5761 }
5762
5763
5764 int __connman_service_connect(struct connman_service *service)
5765 {
5766         int err;
5767
5768         DBG("service %p state %s", service, state2string(service->state));
5769
5770         if (is_connected(service) == TRUE)
5771                 return -EISCONN;
5772
5773         if (is_connecting(service) == TRUE)
5774                 return -EALREADY;
5775
5776         switch (service->type) {
5777         case CONNMAN_SERVICE_TYPE_UNKNOWN:
5778         case CONNMAN_SERVICE_TYPE_SYSTEM:
5779         case CONNMAN_SERVICE_TYPE_GPS:
5780         case CONNMAN_SERVICE_TYPE_GADGET:
5781                 return -EINVAL;
5782         default:
5783                 if (is_ipconfig_usable(service) == FALSE)
5784                         return -ENOLINK;
5785
5786                 err = service_connect(service);
5787         }
5788
5789         if (err >= 0) {
5790                 set_error(service, CONNMAN_SERVICE_ERROR_UNKNOWN);
5791                 return 0;
5792         }
5793
5794         if (err == -EINPROGRESS) {
5795                 if (service->timeout == 0)
5796                         service->timeout = g_timeout_add_seconds(
5797                                 CONNECT_TIMEOUT, connect_timeout, service);
5798                 set_error(service, CONNMAN_SERVICE_ERROR_UNKNOWN);
5799                 return -EINPROGRESS;
5800         }
5801
5802         if (service->network != NULL)
5803                 __connman_network_disconnect(service->network);
5804         else if (service->type == CONNMAN_SERVICE_TYPE_VPN &&
5805                                 service->provider != NULL)
5806                         connman_provider_disconnect(service->provider);
5807
5808         if (service->userconnect == TRUE) {
5809                 if (err == -ENOKEY || err == -EPERM) {
5810                         DBusMessage *pending = NULL;
5811
5812                         /*
5813                          * We steal the reply here. The idea is that the
5814                          * connecting client will see the connection status
5815                          * after the real hidden network is connected or
5816                          * connection failed.
5817                          */
5818                         if (service->hidden == TRUE) {
5819                                 pending = service->pending;
5820                                 service->pending = NULL;
5821                         }
5822
5823                         err = __connman_agent_request_passphrase_input(service,
5824                                         request_input_cb, pending);
5825                         if (service->hidden == TRUE && err != -EINPROGRESS)
5826                                 service->pending = pending;
5827
5828                         return err;
5829                 }
5830                 reply_pending(service, -err);
5831         }
5832
5833         return err;
5834 }
5835
5836 int __connman_service_disconnect(struct connman_service *service)
5837 {
5838         int err;
5839
5840         DBG("service %p", service);
5841
5842         service->userconnect = FALSE;
5843
5844         connman_agent_cancel(service);
5845
5846         if (service->network != NULL) {
5847                 err = __connman_network_disconnect(service->network);
5848         } else if (service->type == CONNMAN_SERVICE_TYPE_VPN &&
5849                                         service->provider != NULL)
5850                 err = connman_provider_disconnect(service->provider);
5851         else
5852                 return -EOPNOTSUPP;
5853
5854         if (err < 0 && err != -EINPROGRESS)
5855                 return err;
5856
5857         __connman_6to4_remove(service->ipconfig_ipv4);
5858
5859         if (service->ipconfig_ipv4)
5860                 __connman_ipconfig_set_proxy_autoconfig(service->ipconfig_ipv4,
5861                                                         NULL);
5862         else
5863                 __connman_ipconfig_set_proxy_autoconfig(service->ipconfig_ipv6,
5864                                                         NULL);
5865
5866         __connman_ipconfig_address_remove(service->ipconfig_ipv4);
5867         settings_changed(service, service->ipconfig_ipv4);
5868
5869         __connman_ipconfig_address_remove(service->ipconfig_ipv6);
5870         settings_changed(service, service->ipconfig_ipv6);
5871
5872         __connman_ipconfig_disable(service->ipconfig_ipv4);
5873         __connman_ipconfig_disable(service->ipconfig_ipv6);
5874
5875         __connman_stats_service_unregister(service);
5876
5877         return err;
5878 }
5879
5880 int __connman_service_disconnect_all(void)
5881 {
5882         GSequenceIter *iter;
5883         GSList *services = NULL, *list;
5884
5885         DBG("");
5886
5887         iter = g_sequence_get_begin_iter(service_list);
5888
5889         while (g_sequence_iter_is_end(iter) == FALSE) {
5890                 struct connman_service *service = g_sequence_get(iter);
5891
5892                 services = g_slist_prepend(services, service);
5893
5894                 iter = g_sequence_iter_next(iter);
5895         }
5896
5897         for (list = services; list != NULL; list = list->next) {
5898                 struct connman_service *service = list->data;
5899
5900                 service->ignore = TRUE;
5901
5902                 set_reconnect_state(service, FALSE);
5903
5904                 __connman_service_disconnect(service);
5905         }
5906
5907         g_slist_free(list);
5908
5909         return 0;
5910
5911 }
5912
5913 /**
5914  * lookup_by_identifier:
5915  * @identifier: service identifier
5916  *
5917  * Look up a service by identifier (reference count will not be increased)
5918  */
5919 static struct connman_service *lookup_by_identifier(const char *identifier)
5920 {
5921         GSequenceIter *iter;
5922
5923         iter = g_hash_table_lookup(service_hash, identifier);
5924         if (iter != NULL)
5925                 return g_sequence_get(iter);
5926
5927         return NULL;
5928 }
5929
5930 struct provision_user_data {
5931         const char *ident;
5932         int ret;
5933 };
5934
5935 static void provision_changed(gpointer value, gpointer user_data)
5936 {
5937         struct connman_service *service = value;
5938         struct provision_user_data *data = user_data;
5939         const char *path = data->ident;
5940         int ret;
5941
5942         ret = __connman_config_provision_service_ident(service, path,
5943                         service->config_file, service->config_entry);
5944         if (ret > 0)
5945                 data->ret = ret;
5946 }
5947
5948 int __connman_service_provision_changed(const char *ident)
5949 {
5950         struct provision_user_data data = {
5951                 .ident = ident,
5952                 .ret = 0
5953         };
5954
5955         g_sequence_foreach(service_list, provision_changed, (void *)&data);
5956
5957         /*
5958          * Because the provision_changed() might have set some services
5959          * as favorite, we must sort the sequence now.
5960          */
5961         if (services_dirty == TRUE) {
5962                 services_dirty = FALSE;
5963
5964                 if (g_sequence_get_length(service_list) > 1) {
5965                         g_sequence_sort(service_list, service_compare, NULL);
5966                         service_schedule_changed();
5967                 }
5968
5969                 __connman_connection_update_gateway();
5970         }
5971
5972         return data.ret;
5973 }
5974
5975 void __connman_service_set_config(struct connman_service *service,
5976                                 const char *file_id, const char *entry)
5977 {
5978         if (service == NULL)
5979                 return;
5980
5981         g_free(service->config_file);
5982         service->config_file = g_strdup(file_id);
5983
5984         g_free(service->config_entry);
5985         service->config_entry = g_strdup(entry);
5986 }
5987
5988 /**
5989  * __connman_service_get:
5990  * @identifier: service identifier
5991  *
5992  * Look up a service by identifier or create a new one if not found
5993  */
5994 static struct connman_service *service_get(const char *identifier)
5995 {
5996         struct connman_service *service;
5997         GSequenceIter *iter;
5998
5999         iter = g_hash_table_lookup(service_hash, identifier);
6000         if (iter != NULL) {
6001                 service = g_sequence_get(iter);
6002                 if (service != NULL)
6003                         connman_service_ref(service);
6004                 return service;
6005         }
6006
6007         service = connman_service_create();
6008         if (service == NULL)
6009                 return NULL;
6010
6011         DBG("service %p", service);
6012
6013         service->identifier = g_strdup(identifier);
6014
6015         iter = g_sequence_insert_sorted(service_list, service,
6016                                                 service_compare, NULL);
6017
6018         g_hash_table_insert(service_hash, service->identifier, iter);
6019
6020         return service;
6021 }
6022
6023 static int service_register(struct connman_service *service)
6024 {
6025         GSequenceIter *iter;
6026
6027         DBG("service %p", service);
6028
6029         if (service->path != NULL)
6030                 return -EALREADY;
6031
6032         service->path = g_strdup_printf("%s/service/%s", CONNMAN_PATH,
6033                                                 service->identifier);
6034
6035         DBG("path %s", service->path);
6036
6037         __connman_config_provision_service(service);
6038
6039         service_load(service);
6040
6041         g_dbus_register_interface(connection, service->path,
6042                                         CONNMAN_SERVICE_INTERFACE,
6043                                         service_methods, service_signals,
6044                                                         NULL, service, NULL);
6045
6046         iter = g_hash_table_lookup(service_hash, service->identifier);
6047         if (iter != NULL && g_sequence_get_length(service_list) > 1) {
6048                 g_sequence_sort_changed(iter, service_compare, NULL);
6049                 service_schedule_changed();
6050         }
6051
6052         __connman_connection_update_gateway();
6053
6054         return 0;
6055 }
6056
6057 static void service_up(struct connman_ipconfig *ipconfig)
6058 {
6059         struct connman_service *service = __connman_ipconfig_get_data(ipconfig);
6060
6061         DBG("%s up", __connman_ipconfig_get_ifname(ipconfig));
6062
6063         link_changed(service);
6064
6065         service->stats.valid = FALSE;
6066         service->stats_roaming.valid = FALSE;
6067 }
6068
6069 static void service_down(struct connman_ipconfig *ipconfig)
6070 {
6071         DBG("%s down", __connman_ipconfig_get_ifname(ipconfig));
6072 }
6073
6074 static void service_lower_up(struct connman_ipconfig *ipconfig)
6075 {
6076         struct connman_service *service = __connman_ipconfig_get_data(ipconfig);
6077
6078         DBG("%s lower up", __connman_ipconfig_get_ifname(ipconfig));
6079
6080         stats_start(service);
6081 }
6082
6083 static void service_lower_down(struct connman_ipconfig *ipconfig)
6084 {
6085         struct connman_service *service = __connman_ipconfig_get_data(ipconfig);
6086
6087         DBG("%s lower down", __connman_ipconfig_get_ifname(ipconfig));
6088
6089         if (is_idle_state(service, service->state_ipv4) == FALSE)
6090                 __connman_ipconfig_disable(service->ipconfig_ipv4);
6091
6092         if (is_idle_state(service, service->state_ipv6) == FALSE)
6093                 __connman_ipconfig_disable(service->ipconfig_ipv6);
6094
6095         stats_stop(service);
6096         service_save(service);
6097 }
6098
6099 static void service_ip_bound(struct connman_ipconfig *ipconfig)
6100 {
6101         struct connman_service *service = __connman_ipconfig_get_data(ipconfig);
6102         enum connman_ipconfig_method method = CONNMAN_IPCONFIG_METHOD_UNKNOWN;
6103         enum connman_ipconfig_type type = CONNMAN_IPCONFIG_TYPE_UNKNOWN;
6104
6105         DBG("%s ip bound", __connman_ipconfig_get_ifname(ipconfig));
6106
6107         type = __connman_ipconfig_get_config_type(ipconfig);
6108         method = __connman_ipconfig_get_method(ipconfig);
6109
6110         DBG("service %p ipconfig %p type %d method %d", service, ipconfig,
6111                                                         type, method);
6112
6113         if (type == CONNMAN_IPCONFIG_TYPE_IPV6 &&
6114                         method == CONNMAN_IPCONFIG_METHOD_AUTO)
6115                 __connman_service_ipconfig_indicate_state(service,
6116                                                 CONNMAN_SERVICE_STATE_READY,
6117                                                 CONNMAN_IPCONFIG_TYPE_IPV6);
6118
6119         settings_changed(service, ipconfig);
6120 }
6121
6122 static void service_ip_release(struct connman_ipconfig *ipconfig)
6123 {
6124         struct connman_service *service = __connman_ipconfig_get_data(ipconfig);
6125         enum connman_ipconfig_method method = CONNMAN_IPCONFIG_METHOD_UNKNOWN;
6126         enum connman_ipconfig_type type = CONNMAN_IPCONFIG_TYPE_UNKNOWN;
6127
6128         DBG("%s ip release", __connman_ipconfig_get_ifname(ipconfig));
6129
6130         type = __connman_ipconfig_get_config_type(ipconfig);
6131         method = __connman_ipconfig_get_method(ipconfig);
6132
6133         DBG("service %p ipconfig %p type %d method %d", service, ipconfig,
6134                                                         type, method);
6135
6136         if (type == CONNMAN_IPCONFIG_TYPE_IPV6 &&
6137                         method == CONNMAN_IPCONFIG_METHOD_OFF)
6138                 __connman_service_ipconfig_indicate_state(service,
6139                                         CONNMAN_SERVICE_STATE_DISCONNECT,
6140                                         CONNMAN_IPCONFIG_TYPE_IPV6);
6141
6142         if (type == CONNMAN_IPCONFIG_TYPE_IPV4 &&
6143                         method == CONNMAN_IPCONFIG_METHOD_OFF)
6144                 __connman_service_ipconfig_indicate_state(service,
6145                                         CONNMAN_SERVICE_STATE_DISCONNECT,
6146                                         CONNMAN_IPCONFIG_TYPE_IPV4);
6147
6148         settings_changed(service, ipconfig);
6149 }
6150
6151 static void service_route_changed(struct connman_ipconfig *ipconfig)
6152 {
6153         struct connman_service *service = __connman_ipconfig_get_data(ipconfig);
6154
6155         DBG("%s route changed", __connman_ipconfig_get_ifname(ipconfig));
6156
6157         settings_changed(service, ipconfig);
6158 }
6159
6160 static const struct connman_ipconfig_ops service_ops = {
6161         .up             = service_up,
6162         .down           = service_down,
6163         .lower_up       = service_lower_up,
6164         .lower_down     = service_lower_down,
6165         .ip_bound       = service_ip_bound,
6166         .ip_release     = service_ip_release,
6167         .route_set      = service_route_changed,
6168         .route_unset    = service_route_changed,
6169 };
6170
6171 static struct connman_ipconfig *create_ip4config(struct connman_service *service,
6172                 int index, enum connman_ipconfig_method method)
6173 {
6174         struct connman_ipconfig *ipconfig_ipv4;
6175
6176         ipconfig_ipv4 = __connman_ipconfig_create(index,
6177                                                 CONNMAN_IPCONFIG_TYPE_IPV4);
6178         if (ipconfig_ipv4 == NULL)
6179                 return NULL;
6180
6181         __connman_ipconfig_set_method(ipconfig_ipv4, method);
6182
6183         __connman_ipconfig_set_data(ipconfig_ipv4, service);
6184
6185         __connman_ipconfig_set_ops(ipconfig_ipv4, &service_ops);
6186
6187         return ipconfig_ipv4;
6188 }
6189
6190 static struct connman_ipconfig *create_ip6config(struct connman_service *service,
6191                 int index)
6192 {
6193         struct connman_ipconfig *ipconfig_ipv6;
6194
6195         ipconfig_ipv6 = __connman_ipconfig_create(index,
6196                                                 CONNMAN_IPCONFIG_TYPE_IPV6);
6197         if (ipconfig_ipv6 == NULL)
6198                 return NULL;
6199
6200         __connman_ipconfig_set_data(ipconfig_ipv6, service);
6201
6202         __connman_ipconfig_set_ops(ipconfig_ipv6, &service_ops);
6203
6204         return ipconfig_ipv6;
6205 }
6206
6207 void __connman_service_read_ip4config(struct connman_service *service)
6208 {
6209         GKeyFile *keyfile;
6210
6211         if (service->ipconfig_ipv4 == NULL)
6212                 return;
6213
6214         keyfile = connman_storage_load_service(service->identifier);
6215         if (keyfile == NULL)
6216                 return;
6217
6218         __connman_ipconfig_load(service->ipconfig_ipv4, keyfile,
6219                                 service->identifier, "IPv4.");
6220
6221         g_key_file_free(keyfile);
6222 }
6223
6224 void connman_service_create_ip4config(struct connman_service *service,
6225                                         int index)
6226 {
6227         DBG("ipv4 %p", service->ipconfig_ipv4);
6228
6229         if (service->ipconfig_ipv4 != NULL)
6230                 return;
6231
6232         service->ipconfig_ipv4 = create_ip4config(service, index,
6233                         CONNMAN_IPCONFIG_METHOD_DHCP);
6234         __connman_service_read_ip4config(service);
6235 }
6236
6237 void __connman_service_read_ip6config(struct connman_service *service)
6238 {
6239         GKeyFile *keyfile;
6240
6241         if (service->ipconfig_ipv6 == NULL)
6242                 return;
6243
6244         keyfile = connman_storage_load_service(service->identifier);
6245         if (keyfile == NULL)
6246                 return;
6247
6248         __connman_ipconfig_load(service->ipconfig_ipv6, keyfile,
6249                                 service->identifier, "IPv6.");
6250
6251         g_key_file_free(keyfile);
6252 }
6253
6254 void connman_service_create_ip6config(struct connman_service *service,
6255                                                                 int index)
6256 {
6257         DBG("ipv6 %p", service->ipconfig_ipv6);
6258
6259         if (service->ipconfig_ipv6 != NULL)
6260                 return;
6261
6262         service->ipconfig_ipv6 = create_ip6config(service, index);
6263
6264         __connman_service_read_ip6config(service);
6265 }
6266
6267 /**
6268  * connman_service_lookup_from_network:
6269  * @network: network structure
6270  *
6271  * Look up a service by network (reference count will not be increased)
6272  */
6273 struct connman_service *connman_service_lookup_from_network(struct connman_network *network)
6274 {
6275         struct connman_service *service;
6276         const char *ident, *group;
6277         char *name;
6278
6279         DBG("network %p", network);
6280
6281         if (network == NULL)
6282                 return NULL;
6283
6284         ident = __connman_network_get_ident(network);
6285         if (ident == NULL)
6286                 return NULL;
6287
6288         group = connman_network_get_group(network);
6289         if (group == NULL)
6290                 return NULL;
6291
6292         name = g_strdup_printf("%s_%s_%s",
6293                         __connman_network_get_type(network), ident, group);
6294         service = lookup_by_identifier(name);
6295         g_free(name);
6296
6297         return service;
6298 }
6299
6300 struct connman_service *__connman_service_lookup_from_index(int index)
6301 {
6302         struct connman_service *service;
6303         GSequenceIter *iter;
6304
6305         iter = g_sequence_get_begin_iter(service_list);
6306
6307         while (g_sequence_iter_is_end(iter) == FALSE) {
6308                 service = g_sequence_get(iter);
6309
6310                 if (__connman_ipconfig_get_index(service->ipconfig_ipv4)
6311                                                         == index)
6312                         return service;
6313
6314                 if (__connman_ipconfig_get_index(service->ipconfig_ipv6)
6315                                                         == index)
6316                         return service;
6317
6318                 iter = g_sequence_iter_next(iter);
6319         }
6320
6321         return NULL;
6322 }
6323
6324 struct connman_service *__connman_service_lookup_from_ident(const char *identifier)
6325 {
6326         return lookup_by_identifier(identifier);
6327 }
6328
6329 const char *__connman_service_get_ident(struct connman_service *service)
6330 {
6331         return service->identifier;
6332 }
6333
6334 const char *__connman_service_get_path(struct connman_service *service)
6335 {
6336         return service->path;
6337 }
6338
6339 unsigned int __connman_service_get_order(struct connman_service *service)
6340 {
6341         GSequenceIter *iter;
6342
6343         if (service == NULL)
6344                 return 0;
6345
6346         if (service->favorite == FALSE) {
6347                 service->order = 0;
6348                 goto done;
6349         }
6350
6351         iter = g_hash_table_lookup(service_hash, service->identifier);
6352         if (iter != NULL) {
6353                 if (g_sequence_iter_get_position(iter) == 0)
6354                         service->order = 1;
6355                 else if (service->type == CONNMAN_SERVICE_TYPE_VPN &&
6356                                 service->do_split_routing == FALSE)
6357                         service->order = 10;
6358                 else
6359                         service->order = 0;
6360         }
6361
6362         DBG("service %p name %s order %d split %d", service, service->name,
6363                 service->order, service->do_split_routing);
6364
6365 done:
6366         return service->order;
6367 }
6368
6369 void __connman_service_update_ordering(void)
6370 {
6371         GSequenceIter *iter;
6372
6373         iter = g_sequence_get_begin_iter(service_list);
6374         if (iter != NULL && g_sequence_get_length(service_list) > 1)
6375                 g_sequence_sort_changed(iter, service_compare, NULL);
6376 }
6377
6378 static enum connman_service_type convert_network_type(struct connman_network *network)
6379 {
6380         enum connman_network_type type = connman_network_get_type(network);
6381
6382         switch (type) {
6383         case CONNMAN_NETWORK_TYPE_UNKNOWN:
6384         case CONNMAN_NETWORK_TYPE_VENDOR:
6385                 break;
6386         case CONNMAN_NETWORK_TYPE_ETHERNET:
6387                 return CONNMAN_SERVICE_TYPE_ETHERNET;
6388         case CONNMAN_NETWORK_TYPE_WIFI:
6389                 return CONNMAN_SERVICE_TYPE_WIFI;
6390         case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
6391         case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
6392                 return CONNMAN_SERVICE_TYPE_BLUETOOTH;
6393         case CONNMAN_NETWORK_TYPE_CELLULAR:
6394                 return CONNMAN_SERVICE_TYPE_CELLULAR;
6395         }
6396
6397         return CONNMAN_SERVICE_TYPE_UNKNOWN;
6398 }
6399
6400 static enum connman_service_security convert_wifi_security(const char *security)
6401 {
6402         if (security == NULL)
6403                 return CONNMAN_SERVICE_SECURITY_UNKNOWN;
6404         else if (g_str_equal(security, "none") == TRUE)
6405                 return CONNMAN_SERVICE_SECURITY_NONE;
6406         else if (g_str_equal(security, "wep") == TRUE)
6407                 return CONNMAN_SERVICE_SECURITY_WEP;
6408         else if (g_str_equal(security, "psk") == TRUE)
6409                 return CONNMAN_SERVICE_SECURITY_PSK;
6410         else if (g_str_equal(security, "ieee8021x") == TRUE)
6411                 return CONNMAN_SERVICE_SECURITY_8021X;
6412         else if (g_str_equal(security, "wpa") == TRUE)
6413                 return CONNMAN_SERVICE_SECURITY_WPA;
6414         else if (g_str_equal(security, "rsn") == TRUE)
6415                 return CONNMAN_SERVICE_SECURITY_RSN;
6416         else
6417                 return CONNMAN_SERVICE_SECURITY_UNKNOWN;
6418 }
6419
6420 static void update_from_network(struct connman_service *service,
6421                                         struct connman_network *network)
6422 {
6423         uint8_t strength = service->strength;
6424         GSequenceIter *iter;
6425         const char *str;
6426
6427         DBG("service %p network %p", service, network);
6428
6429         if (is_connected(service) == TRUE)
6430                 return;
6431
6432         if (is_connecting(service) == TRUE)
6433                 return;
6434
6435         str = connman_network_get_string(network, "Name");
6436         if (str != NULL) {
6437                 g_free(service->name);
6438                 service->name = g_strdup(str);
6439                 service->hidden = FALSE;
6440         } else {
6441                 g_free(service->name);
6442                 service->name = NULL;
6443                 service->hidden = TRUE;
6444         }
6445
6446         service->strength = connman_network_get_strength(network);
6447         service->roaming = connman_network_get_bool(network, "Roaming");
6448
6449         if (service->strength == 0) {
6450                 /*
6451                  * Filter out 0-values; it's unclear what they mean
6452                  * and they cause anomalous sorting of the priority list.
6453                  */
6454                 service->strength = strength;
6455         }
6456
6457         str = connman_network_get_string(network, "WiFi.Security");
6458         service->security = convert_wifi_security(str);
6459
6460         if (service->type == CONNMAN_SERVICE_TYPE_WIFI)
6461                 service->wps = connman_network_get_bool(network, "WiFi.WPS");
6462
6463         if (service->strength > strength && service->network != NULL) {
6464                 connman_network_unref(service->network);
6465                 service->network = connman_network_ref(network);
6466
6467                 strength_changed(service);
6468         }
6469
6470         if (service->network == NULL)
6471                 service->network = connman_network_ref(network);
6472
6473         iter = g_hash_table_lookup(service_hash, service->identifier);
6474         if (iter != NULL && g_sequence_get_length(service_list) > 1) {
6475                 g_sequence_sort_changed(iter, service_compare, NULL);
6476                 service_schedule_changed();
6477         }
6478 }
6479
6480 /**
6481  * __connman_service_create_from_network:
6482  * @network: network structure
6483  *
6484  * Look up service by network and if not found, create one
6485  */
6486 struct connman_service * __connman_service_create_from_network(struct connman_network *network)
6487 {
6488         struct connman_service *service;
6489         struct connman_device *device;
6490         const char *ident, *group;
6491         char *name;
6492         unsigned int *auto_connect_types;
6493         int i, index;
6494
6495         DBG("network %p", network);
6496
6497         if (network == NULL)
6498                 return NULL;
6499
6500         ident = __connman_network_get_ident(network);
6501         if (ident == NULL)
6502                 return NULL;
6503
6504         group = connman_network_get_group(network);
6505         if (group == NULL)
6506                 return NULL;
6507
6508         name = g_strdup_printf("%s_%s_%s",
6509                         __connman_network_get_type(network), ident, group);
6510         service = service_get(name);
6511         g_free(name);
6512
6513         if (service == NULL)
6514                 return NULL;
6515
6516         if (__connman_network_get_weakness(network) == TRUE)
6517                 return service;
6518
6519         if (service->path != NULL) {
6520                 update_from_network(service, network);
6521                 __connman_connection_update_gateway();
6522                 return service;
6523         }
6524
6525         service->type = convert_network_type(network);
6526
6527         auto_connect_types = connman_setting_get_uint_list("DefaultAutoConnectTechnologies");
6528         service->autoconnect = FALSE;
6529         for (i = 0; auto_connect_types != NULL &&
6530                      auto_connect_types[i] != 0; i++) {
6531                 if (service->type == auto_connect_types[i]) {
6532                         service->autoconnect = TRUE;
6533                         break;
6534                 }
6535         }
6536
6537         switch (service->type) {
6538         case CONNMAN_SERVICE_TYPE_UNKNOWN:
6539         case CONNMAN_SERVICE_TYPE_SYSTEM:
6540         case CONNMAN_SERVICE_TYPE_BLUETOOTH:
6541         case CONNMAN_SERVICE_TYPE_GPS:
6542         case CONNMAN_SERVICE_TYPE_VPN:
6543         case CONNMAN_SERVICE_TYPE_GADGET:
6544         case CONNMAN_SERVICE_TYPE_WIFI:
6545         case CONNMAN_SERVICE_TYPE_CELLULAR:
6546                 break;
6547         case CONNMAN_SERVICE_TYPE_ETHERNET:
6548                 service->favorite = TRUE;
6549                 break;
6550         }
6551
6552         service->state_ipv4 = service->state_ipv6 = CONNMAN_SERVICE_STATE_IDLE;
6553         service->state = combine_state(service->state_ipv4, service->state_ipv6);
6554
6555         update_from_network(service, network);
6556
6557         index = connman_network_get_index(network);
6558
6559         if (service->ipconfig_ipv4 == NULL)
6560                 service->ipconfig_ipv4 = create_ip4config(service, index,
6561                                 CONNMAN_IPCONFIG_METHOD_DHCP);
6562
6563         if (service->ipconfig_ipv6 == NULL)
6564                 service->ipconfig_ipv6 = create_ip6config(service, index);
6565
6566         service_register(service);
6567
6568         if (service->favorite == TRUE) {
6569                 device = connman_network_get_device(service->network);
6570                 if (device && connman_device_get_scanning(device) == FALSE)
6571                         __connman_service_auto_connect();
6572         }
6573
6574         __connman_notifier_service_add(service, service->name);
6575         service_schedule_added(service);
6576
6577         return service;
6578 }
6579
6580 void __connman_service_update_from_network(struct connman_network *network)
6581 {
6582         connman_bool_t need_sort = FALSE;
6583         struct connman_service *service;
6584         uint8_t strength;
6585         connman_bool_t roaming;
6586         GSequenceIter *iter;
6587         const char *name;
6588         connman_bool_t stats_enable;
6589
6590         DBG("network %p", network);
6591
6592         service = connman_service_lookup_from_network(network);
6593         if (service == NULL)
6594                 return;
6595
6596         if (service->network == NULL)
6597                 return;
6598
6599         name = connman_network_get_string(service->network, "Name");
6600         if (g_strcmp0(service->name, name) != 0) {
6601                 g_free(service->name);
6602                 service->name = g_strdup(name);
6603
6604                 if (allow_property_changed(service) == TRUE)
6605                         connman_dbus_property_changed_basic(service->path,
6606                                         CONNMAN_SERVICE_INTERFACE, "Name",
6607                                         DBUS_TYPE_STRING, &service->name);
6608         }
6609
6610         if (service->type == CONNMAN_SERVICE_TYPE_WIFI)
6611                 service->wps = connman_network_get_bool(network, "WiFi.WPS");
6612
6613         strength = connman_network_get_strength(service->network);
6614         if (strength == service->strength)
6615                 goto roaming;
6616
6617         service->strength = strength;
6618         need_sort = TRUE;
6619
6620         strength_changed(service);
6621
6622 roaming:
6623         roaming = connman_network_get_bool(service->network, "Roaming");
6624         if (roaming == service->roaming)
6625                 goto sorting;
6626
6627         stats_enable = stats_enabled(service);
6628         if (stats_enable == TRUE)
6629                 stats_stop(service);
6630
6631         service->roaming = roaming;
6632         need_sort = TRUE;
6633
6634         if (stats_enable == TRUE)
6635                 stats_start(service);
6636
6637         roaming_changed(service);
6638
6639 sorting:
6640         if (need_sort == TRUE) {
6641                 iter = g_hash_table_lookup(service_hash, service->identifier);
6642                 if (iter != NULL && g_sequence_get_length(service_list) > 1) {
6643                         g_sequence_sort_changed(iter, service_compare, NULL);
6644                         service_schedule_changed();
6645                 }
6646         }
6647 }
6648
6649 void __connman_service_remove_from_network(struct connman_network *network)
6650 {
6651         struct connman_service *service;
6652
6653         DBG("network %p", network);
6654
6655         service = connman_service_lookup_from_network(network);
6656         if (service == NULL)
6657                 return;
6658
6659         service->ignore = TRUE;
6660
6661         __connman_connection_gateway_remove(service,
6662                                         CONNMAN_IPCONFIG_TYPE_ALL);
6663
6664         connman_service_unref(service);
6665 }
6666
6667 /**
6668  * __connman_service_create_from_provider:
6669  * @provider: provider structure
6670  *
6671  * Look up service by provider and if not found, create one
6672  */
6673 struct connman_service *
6674 __connman_service_create_from_provider(struct connman_provider *provider)
6675 {
6676         struct connman_service *service;
6677         const char *ident, *str;
6678         char *name;
6679         int index = connman_provider_get_index(provider);
6680
6681         DBG("provider %p", provider);
6682
6683         ident = __connman_provider_get_ident(provider);
6684         if (ident == NULL)
6685                 return NULL;
6686
6687         name = g_strdup_printf("vpn_%s", ident);
6688         service = service_get(name);
6689         g_free(name);
6690
6691         if (service == NULL)
6692                 return NULL;
6693
6694         service->type = CONNMAN_SERVICE_TYPE_VPN;
6695         service->provider = connman_provider_ref(provider);
6696         service->autoconnect = FALSE;
6697         service->userconnect = TRUE;
6698
6699         service->state_ipv4 = service->state_ipv6 = CONNMAN_SERVICE_STATE_IDLE;
6700         service->state = combine_state(service->state_ipv4, service->state_ipv6);
6701
6702         str = connman_provider_get_string(provider, "Name");
6703         if (str != NULL) {
6704                 g_free(service->name);
6705                 service->name = g_strdup(str);
6706                 service->hidden = FALSE;
6707         } else {
6708                 g_free(service->name);
6709                 service->name = NULL;
6710                 service->hidden = TRUE;
6711         }
6712
6713         service->strength = 0;
6714
6715         if (service->ipconfig_ipv4 == NULL)
6716                 service->ipconfig_ipv4 = create_ip4config(service, index,
6717                                 CONNMAN_IPCONFIG_METHOD_MANUAL);
6718
6719         if (service->ipconfig_ipv6 == NULL)
6720                 service->ipconfig_ipv6 = create_ip6config(service, index);
6721
6722         service_register(service);
6723
6724         __connman_notifier_service_add(service, service->name);
6725         service_schedule_added(service);
6726
6727         return service;
6728 }
6729
6730 static void remove_unprovisioned_services()
6731 {
6732         gchar **services;
6733         GKeyFile *keyfile, *configkeyfile;
6734         char *file, *section;
6735         int i = 0;
6736
6737         services = connman_storage_get_services();
6738         if (services == NULL)
6739                 return;
6740
6741         for (;services[i] != NULL; i++) {
6742                 file = section = NULL;
6743                 keyfile = configkeyfile = NULL;
6744
6745                 keyfile = connman_storage_load_service(services[i]);
6746                 if (keyfile == NULL)
6747                         continue;
6748
6749                 file = g_key_file_get_string(keyfile, services[i],
6750                                         "Config.file", NULL);
6751                 if (file == NULL)
6752                         goto next;
6753
6754                 section = g_key_file_get_string(keyfile, services[i],
6755                                         "Config.ident", NULL);
6756                 if (section == NULL)
6757                         goto next;
6758
6759                 configkeyfile = __connman_storage_load_config(file);
6760                 if (configkeyfile == NULL) {
6761                         /*
6762                          * Config file is missing, remove the provisioned
6763                          * service.
6764                          */
6765                         __connman_storage_remove_service(services[i]);
6766                         goto next;
6767                 }
6768
6769                 if (g_key_file_has_group(configkeyfile, section) == FALSE)
6770                         /*
6771                          * Config section is missing, remove the provisioned
6772                          * service.
6773                          */
6774                         __connman_storage_remove_service(services[i]);
6775
6776         next:
6777                 if (keyfile != NULL)
6778                         g_key_file_free(keyfile);
6779
6780                 if (configkeyfile != NULL)
6781                         g_key_file_free(configkeyfile);
6782
6783                 g_free(section);
6784                 g_free(file);
6785         }
6786
6787         g_strfreev(services);
6788 }
6789
6790 static int agent_probe(struct connman_agent *agent)
6791 {
6792         DBG("agent %p", agent);
6793         return 0;
6794 }
6795
6796 static void agent_remove(struct connman_agent *agent)
6797 {
6798         DBG("agent %p", agent);
6799 }
6800
6801 static void *agent_context_ref(void *context)
6802 {
6803         struct connman_service *service = context;
6804
6805         return (void *)connman_service_ref(service);
6806 }
6807
6808 static void agent_context_unref(void *context)
6809 {
6810         struct connman_service *service = context;
6811
6812         connman_service_unref(service);
6813 }
6814
6815 static struct connman_agent_driver agent_driver = {
6816         .name           = "service",
6817         .interface      = CONNMAN_AGENT_INTERFACE,
6818         .probe          = agent_probe,
6819         .remove         = agent_remove,
6820         .context_ref    = agent_context_ref,
6821         .context_unref  = agent_context_unref,
6822 };
6823
6824 int __connman_service_init(void)
6825 {
6826         int err;
6827
6828         DBG("");
6829
6830         err = connman_agent_driver_register(&agent_driver);
6831         if (err < 0) {
6832                 connman_error("Cannot register agent driver for %s",
6833                                                 agent_driver.name);
6834                 return err;
6835         }
6836
6837         connection = connman_dbus_get_connection();
6838
6839         service_hash = g_hash_table_new_full(g_str_hash, g_str_equal,
6840                                                                 NULL, NULL);
6841
6842         service_list = g_sequence_new(service_free);
6843
6844         services_notify = g_new0(struct _services_notify, 1);
6845         services_notify->remove = g_hash_table_new_full(g_str_hash,
6846                         g_str_equal, g_free, NULL);
6847         services_notify->add = g_hash_table_new(g_str_hash, g_str_equal);
6848
6849         remove_unprovisioned_services();
6850
6851         return 0;
6852 }
6853
6854 void __connman_service_cleanup(void)
6855 {
6856         GSequence *list;
6857
6858         DBG("");
6859
6860         if (autoconnect_timeout != 0) {
6861                 g_source_remove(autoconnect_timeout);
6862                 autoconnect_timeout = 0;
6863         }
6864
6865         list = service_list;
6866         service_list = NULL;
6867         g_sequence_free(list);
6868
6869         g_hash_table_destroy(service_hash);
6870         service_hash = NULL;
6871
6872         g_slist_free(counter_list);
6873         counter_list = NULL;
6874
6875         if (services_notify->id != 0) {
6876                 g_source_remove(services_notify->id);
6877                 service_send_changed(NULL);
6878                 g_hash_table_destroy(services_notify->remove);
6879                 g_hash_table_destroy(services_notify->add);
6880         }
6881         g_free(services_notify);
6882
6883         connman_agent_driver_unregister(&agent_driver);
6884
6885         dbus_connection_unref(connection);
6886 }