src/service.c

   1 /*
   2  *
   3  *  Connection Manager
   4  *
   5  *  Copyright (C) 2007-2012  Intel Corporation. All rights reserved.
   6  *
   7  *  This program is free software; you can redistribute it and/or modify
   8  *  it under the terms of the GNU General Public License version 2 as
   9  *  published by the Free Software Foundation.
  10  *
  11  *  This program is distributed in the hope that it will be useful,
  12  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  *  GNU General Public License for more details.
  15  *
  16  *  You should have received a copy of the GNU General Public License
  17  *  along with this program; if not, write to the Free Software
  18  *  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
  19  *
  20  */
  21
  22 #ifdef HAVE_CONFIG_H
  23 #include <config.h>
  24 #endif
  25
  26 #include <errno.h>
  27 #include <stdio.h>
  28 #include <string.h>
  29 #include <netdb.h>
  30 #include <gdbus.h>
  31 #include <ctype.h>
  32
  33 #include <connman/storage.h>
  34 #include <connman/setting.h>
  35
  36 #include "connman.h"
  37
  38 #define CONNECT_TIMEOUT         120
  39
  40 static DBusConnection *connection = NULL;
  41
  42 static GSequence *service_list = NULL;
  43 static GHashTable *service_hash = NULL;
  44 static GSList *counter_list = NULL;
  45 static unsigned int autoconnect_timeout = 0;
  46 static struct connman_service *current_default = NULL;
  47 static connman_bool_t services_dirty = FALSE;
  48
  49 struct connman_stats {
  50         connman_bool_t valid;
  51         connman_bool_t enabled;
  52         struct connman_stats_data data_last;
  53         struct connman_stats_data data;
  54         GTimer *timer;
  55 };
  56
  57 struct connman_stats_counter {
  58         connman_bool_t append_all;
  59         struct connman_stats stats;
  60         struct connman_stats stats_roaming;
  61 };
  62
  63 struct connman_service {
  64         int refcount;
  65         int session_usage_count;
  66         char *identifier;
  67         char *path;
  68         enum connman_service_type type;
  69         enum connman_service_security security;
  70         enum connman_service_state state;
  71         enum connman_service_state state_ipv4;
  72         enum connman_service_state state_ipv6;
  73         enum connman_service_error error;
  74         connman_uint8_t strength;
  75         connman_bool_t favorite;
  76         connman_bool_t immutable;
  77         connman_bool_t hidden;
  78         connman_bool_t ignore;
  79         connman_bool_t autoconnect;
  80         connman_bool_t userconnect;
  81         GTimeVal modified;
  82         unsigned int order;
  83         char *name;
  84         char *passphrase;
  85         char *agent_passphrase;
  86         connman_bool_t roaming;
  87         struct connman_ipconfig *ipconfig_ipv4;
  88         struct connman_ipconfig *ipconfig_ipv6;
  89         struct connman_network *network;
  90         struct connman_provider *provider;
  91         char **nameservers;
  92         char **nameservers_config;
  93         char **nameservers_auto;
  94         char **domains;
  95         char *domainname;
  96         char **timeservers;
  97         char **timeservers_config;
  98         /* 802.1x settings from the config files */
  99         char *eap;
 100         char *identity;
 101         char *agent_identity;
 102         char *ca_cert_file;
 103         char *client_cert_file;
 104         char *private_key_file;
 105         char *private_key_passphrase;
 106         char *phase2;
 107         DBusMessage *pending;
 108         guint timeout;
 109         struct connman_stats stats;
 110         struct connman_stats stats_roaming;
 111         GHashTable *counter_table;
 112         enum connman_service_proxy_method proxy;
 113         enum connman_service_proxy_method proxy_config;
 114         char **proxies;
 115         char **excludes;
 116         char *pac;
 117         connman_bool_t wps;
 118         int online_check_count;
 119         connman_bool_t do_split_routing;
 120         connman_bool_t new_service;
 121         connman_bool_t hidden_service;
 122         char *config_file;
 123         char *config_entry;
 124 };
 125
 126 struct find_data {
 127         const char *path;
 128         struct connman_service *service;
 129 };
 130
 131 static void compare_path(gpointer value, gpointer user_data)
 132 {
 133         struct connman_service *service = value;
 134         struct find_data *data = user_data;
 135
 136         if (data->service != NULL)
 137                 return;
 138
 139         if (g_strcmp0(service->path, data->path) == 0)
 140                 data->service = service;
 141 }
 142
 143 static struct connman_service *find_service(const char *path)
 144 {
 145         struct find_data data = { .path = path, .service = NULL };
 146
 147         DBG("path %s", path);
 148
 149         g_sequence_foreach(service_list, compare_path, &data);
 150
 151         return data.service;
 152 }
 153
 154 const char *__connman_service_type2string(enum connman_service_type type)
 155 {
 156         switch (type) {
 157         case CONNMAN_SERVICE_TYPE_UNKNOWN:
 158                 break;
 159         case CONNMAN_SERVICE_TYPE_SYSTEM:
 160                 return "system";
 161         case CONNMAN_SERVICE_TYPE_ETHERNET:
 162                 return "ethernet";
 163         case CONNMAN_SERVICE_TYPE_WIFI:
 164                 return "wifi";
 165         case CONNMAN_SERVICE_TYPE_WIMAX:
 166                 return "wimax";
 167         case CONNMAN_SERVICE_TYPE_BLUETOOTH:
 168                 return "bluetooth";
 169         case CONNMAN_SERVICE_TYPE_CELLULAR:
 170                 return "cellular";
 171         case CONNMAN_SERVICE_TYPE_GPS:
 172                 return "gps";
 173         case CONNMAN_SERVICE_TYPE_VPN:
 174                 return "vpn";
 175         case CONNMAN_SERVICE_TYPE_GADGET:
 176                 return "gadget";
 177         }
 178
 179         return NULL;
 180 }
 181
 182 enum connman_service_type __connman_service_string2type(const char *str)
 183 {
 184         if (str == NULL)
 185                 return CONNMAN_SERVICE_TYPE_UNKNOWN;
 186
 187         if (strcmp(str, "ethernet") == 0)
 188                 return CONNMAN_SERVICE_TYPE_ETHERNET;
 189         if (strcmp(str, "gadget") == 0)
 190                 return CONNMAN_SERVICE_TYPE_GADGET;
 191         if (strcmp(str, "wifi") == 0)
 192                 return CONNMAN_SERVICE_TYPE_WIFI;
 193         if (strcmp(str, "cellular") == 0)
 194                 return CONNMAN_SERVICE_TYPE_CELLULAR;
 195         if (strcmp(str, "bluetooth") == 0)
 196                 return CONNMAN_SERVICE_TYPE_BLUETOOTH;
 197         if (strcmp(str, "wimax") == 0)
 198                 return CONNMAN_SERVICE_TYPE_WIMAX;
 199         if (strcmp(str, "vpn") == 0)
 200                 return CONNMAN_SERVICE_TYPE_VPN;
 201         if (strcmp(str, "gps") == 0)
 202                 return CONNMAN_SERVICE_TYPE_GPS;
 203         if (strcmp(str, "system") == 0)
 204                 return CONNMAN_SERVICE_TYPE_SYSTEM;
 205
 206         return CONNMAN_SERVICE_TYPE_UNKNOWN;
 207 }
 208
 209 static const char *security2string(enum connman_service_security security)
 210 {
 211         switch (security) {
 212         case CONNMAN_SERVICE_SECURITY_UNKNOWN:
 213                 break;
 214         case CONNMAN_SERVICE_SECURITY_NONE:
 215                 return "none";
 216         case CONNMAN_SERVICE_SECURITY_WEP:
 217                 return "wep";
 218         case CONNMAN_SERVICE_SECURITY_PSK:
 219         case CONNMAN_SERVICE_SECURITY_WPA:
 220         case CONNMAN_SERVICE_SECURITY_RSN:
 221                 return "psk";
 222         case CONNMAN_SERVICE_SECURITY_8021X:
 223                 return "ieee8021x";
 224         }
 225
 226         return NULL;
 227 }
 228
 229 static const char *state2string(enum connman_service_state state)
 230 {
 231         switch (state) {
 232         case CONNMAN_SERVICE_STATE_UNKNOWN:
 233                 break;
 234         case CONNMAN_SERVICE_STATE_IDLE:
 235                 return "idle";
 236         case CONNMAN_SERVICE_STATE_ASSOCIATION:
 237                 return "association";
 238         case CONNMAN_SERVICE_STATE_CONFIGURATION:
 239                 return "configuration";
 240         case CONNMAN_SERVICE_STATE_READY:
 241                 return "ready";
 242         case CONNMAN_SERVICE_STATE_ONLINE:
 243                 return "online";
 244         case CONNMAN_SERVICE_STATE_DISCONNECT:
 245                 return "disconnect";
 246         case CONNMAN_SERVICE_STATE_FAILURE:
 247                 return "failure";
 248         }
 249
 250         return NULL;
 251 }
 252
 253 static const char *error2string(enum connman_service_error error)
 254 {
 255         switch (error) {
 256         case CONNMAN_SERVICE_ERROR_UNKNOWN:
 257                 break;
 258         case CONNMAN_SERVICE_ERROR_OUT_OF_RANGE:
 259                 return "out-of-range";
 260         case CONNMAN_SERVICE_ERROR_PIN_MISSING:
 261                 return "pin-missing";
 262         case CONNMAN_SERVICE_ERROR_DHCP_FAILED:
 263                 return "dhcp-failed";
 264         case CONNMAN_SERVICE_ERROR_CONNECT_FAILED:
 265                 return "connect-failed";
 266         case CONNMAN_SERVICE_ERROR_LOGIN_FAILED:
 267                 return "login-failed";
 268         case CONNMAN_SERVICE_ERROR_AUTH_FAILED:
 269                 return "auth-failed";
 270         case CONNMAN_SERVICE_ERROR_INVALID_KEY:
 271                 return "invalid-key";
 272         }
 273
 274         return NULL;
 275 }
 276
 277 static enum connman_service_error string2error(const char *error)
 278 {
 279         if (g_strcmp0(error, "dhcp-failed") == 0)
 280                 return CONNMAN_SERVICE_ERROR_DHCP_FAILED;
 281         else if (g_strcmp0(error, "pin-missing") == 0)
 282                 return CONNMAN_SERVICE_ERROR_PIN_MISSING;
 283         else if (g_strcmp0(error, "invalid-key") == 0)
 284                 return CONNMAN_SERVICE_ERROR_INVALID_KEY;
 285
 286         return CONNMAN_SERVICE_ERROR_UNKNOWN;
 287 }
 288
 289 static const char *proxymethod2string(enum connman_service_proxy_method method)
 290 {
 291         switch (method) {
 292         case CONNMAN_SERVICE_PROXY_METHOD_DIRECT:
 293                 return "direct";
 294         case CONNMAN_SERVICE_PROXY_METHOD_MANUAL:
 295                 return "manual";
 296         case CONNMAN_SERVICE_PROXY_METHOD_AUTO:
 297                 return "auto";
 298         case CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN:
 299                 break;
 300         }
 301
 302         return NULL;
 303 }
 304
 305 static enum connman_service_proxy_method string2proxymethod(const char *method)
 306 {
 307         if (g_strcmp0(method, "direct") == 0)
 308                 return CONNMAN_SERVICE_PROXY_METHOD_DIRECT;
 309         else if (g_strcmp0(method, "auto") == 0)
 310                 return CONNMAN_SERVICE_PROXY_METHOD_AUTO;
 311         else if (g_strcmp0(method, "manual") == 0)
 312                 return CONNMAN_SERVICE_PROXY_METHOD_MANUAL;
 313         else
 314                 return CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN;
 315 }
 316
 317 static int service_load(struct connman_service *service)
 318 {
 319         GKeyFile *keyfile;
 320         GError *error = NULL;
 321         gsize length;
 322         gchar *str;
 323         connman_bool_t autoconnect;
 324         unsigned int ssid_len;
 325         int err = 0;
 326
 327         DBG("service %p", service);
 328
 329         keyfile = connman_storage_load_service(service->identifier);
 330         if (keyfile == NULL) {
 331                 service->new_service = TRUE;
 332                 return -EIO;
 333         } else
 334                 service->new_service = FALSE;
 335
 336         switch (service->type) {
 337         case CONNMAN_SERVICE_TYPE_UNKNOWN:
 338         case CONNMAN_SERVICE_TYPE_SYSTEM:
 339         case CONNMAN_SERVICE_TYPE_GPS:
 340         case CONNMAN_SERVICE_TYPE_GADGET:
 341                 break;
 342         case CONNMAN_SERVICE_TYPE_VPN:
 343                 service->do_split_routing = g_key_file_get_boolean(keyfile,
 344                                 service->identifier, "SplitRouting", NULL);
 345                 break;
 346         case CONNMAN_SERVICE_TYPE_WIFI:
 347                 if (service->name == NULL) {
 348                         gchar *name;
 349
 350                         name = g_key_file_get_string(keyfile,
 351                                         service->identifier, "Name", NULL);
 352                         if (name != NULL) {
 353                                 g_free(service->name);
 354                                 service->name = name;
 355                         }
 356
 357                         if (service->network != NULL)
 358                                 connman_network_set_name(service->network,
 359                                                                         name);
 360                 }
 361
 362                 if (service->network &&
 363                                 connman_network_get_blob(service->network,
 364                                         "WiFi.SSID", &ssid_len) == NULL) {
 365                         gchar *hex_ssid;
 366
 367                         hex_ssid = g_key_file_get_string(keyfile,
 368                                                         service->identifier,
 369                                                                 "SSID", NULL);
 370
 371                         if (hex_ssid != NULL) {
 372                                 gchar *ssid;
 373                                 unsigned int i, j = 0, hex;
 374                                 size_t hex_ssid_len = strlen(hex_ssid);
 375
 376                                 ssid = g_try_malloc0(hex_ssid_len / 2);
 377                                 if (ssid == NULL) {
 378                                         g_free(hex_ssid);
 379                                         err = -ENOMEM;
 380                                         goto done;
 381                                 }
 382
 383                                 for (i = 0; i < hex_ssid_len; i += 2) {
 384                                         sscanf(hex_ssid + i, "%02x", &hex);
 385                                         ssid[j++] = hex;
 386                                 }
 387
 388                                 connman_network_set_blob(service->network,
 389                                         "WiFi.SSID", ssid, hex_ssid_len / 2);
 390                         }
 391
 392                         g_free(hex_ssid);
 393                 }
 394                 /* fall through */
 395
 396         case CONNMAN_SERVICE_TYPE_WIMAX:
 397         case CONNMAN_SERVICE_TYPE_BLUETOOTH:
 398         case CONNMAN_SERVICE_TYPE_CELLULAR:
 399                 service->favorite = g_key_file_get_boolean(keyfile,
 400                                 service->identifier, "Favorite", NULL);
 401
 402                 str = g_key_file_get_string(keyfile,
 403                                 service->identifier, "Failure", NULL);
 404                 if (str != NULL) {
 405                         if (service->favorite == FALSE)
 406                                 service->state_ipv4 = service->state_ipv6 =
 407                                         CONNMAN_SERVICE_STATE_FAILURE;
 408                         service->error = string2error(str);
 409                         g_free(str);
 410                 }
 411                 /* fall through */
 412
 413         case CONNMAN_SERVICE_TYPE_ETHERNET:
 414                 autoconnect = g_key_file_get_boolean(keyfile,
 415                                 service->identifier, "AutoConnect", &error);
 416                 if (error == NULL)
 417                         service->autoconnect = autoconnect;
 418                 g_clear_error(&error);
 419                 break;
 420         }
 421
 422         str = g_key_file_get_string(keyfile,
 423                                 service->identifier, "Modified", NULL);
 424         if (str != NULL) {
 425                 g_time_val_from_iso8601(str, &service->modified);
 426                 g_free(str);
 427         }
 428
 429         str = g_key_file_get_string(keyfile,
 430                                 service->identifier, "Passphrase", NULL);
 431         if (str != NULL) {
 432                 g_free(service->passphrase);
 433                 service->passphrase = str;
 434         }
 435
 436         if (service->ipconfig_ipv4 != NULL)
 437                 __connman_ipconfig_load(service->ipconfig_ipv4, keyfile,
 438                                         service->identifier, "IPv4.");
 439
 440         if (service->ipconfig_ipv6 != NULL)
 441                 __connman_ipconfig_load(service->ipconfig_ipv6, keyfile,
 442                                         service->identifier, "IPv6.");
 443
 444         service->nameservers_config = g_key_file_get_string_list(keyfile,
 445                         service->identifier, "Nameservers", &length, NULL);
 446         if (service->nameservers_config != NULL && length == 0) {
 447                 g_strfreev(service->nameservers_config);
 448                 service->nameservers_config = NULL;
 449         }
 450
 451         service->timeservers_config = g_key_file_get_string_list(keyfile,
 452                         service->identifier, "Timeservers", &length, NULL);
 453         if (service->timeservers_config != NULL && length == 0) {
 454                 g_strfreev(service->timeservers_config);
 455                 service->timeservers_config = NULL;
 456         }
 457
 458         service->domains = g_key_file_get_string_list(keyfile,
 459                         service->identifier, "Domains", &length, NULL);
 460         if (service->domains != NULL && length == 0) {
 461                 g_strfreev(service->domains);
 462                 service->domains = NULL;
 463         }
 464
 465         str = g_key_file_get_string(keyfile,
 466                                 service->identifier, "Proxy.Method", NULL);
 467         if (str != NULL)
 468                 service->proxy_config = string2proxymethod(str);
 469
 470         g_free(str);
 471
 472         service->proxies = g_key_file_get_string_list(keyfile,
 473                         service->identifier, "Proxy.Servers", &length, NULL);
 474         if (service->proxies != NULL && length == 0) {
 475                 g_strfreev(service->proxies);
 476                 service->proxies = NULL;
 477         }
 478
 479         service->excludes = g_key_file_get_string_list(keyfile,
 480                         service->identifier, "Proxy.Excludes", &length, NULL);
 481         if (service->excludes != NULL && length == 0) {
 482                 g_strfreev(service->excludes);
 483                 service->excludes = NULL;
 484         }
 485
 486         str = g_key_file_get_string(keyfile,
 487                                 service->identifier, "Proxy.URL", NULL);
 488         if (str != NULL) {
 489                 g_free(service->pac);
 490                 service->pac = str;
 491         }
 492
 493         service->hidden_service = g_key_file_get_boolean(keyfile,
 494                                         service->identifier, "Hidden", NULL);
 495
 496 done:
 497         g_key_file_free(keyfile);
 498
 499         return err;
 500 }
 501
 502 static int service_save(struct connman_service *service)
 503 {
 504         GKeyFile *keyfile;
 505         gchar *str;
 506         guint freq;
 507         const char *cst_str = NULL;
 508         int err = 0;
 509
 510         DBG("service %p new %d", service, service->new_service);
 511
 512         if (service->new_service == TRUE)
 513                 return -ESRCH;
 514
 515         keyfile = __connman_storage_open_service(service->identifier);
 516         if (keyfile == NULL)
 517                 return -EIO;
 518
 519         if (service->name != NULL)
 520                 g_key_file_set_string(keyfile, service->identifier,
 521                                                 "Name", service->name);
 522
 523         switch (service->type) {
 524         case CONNMAN_SERVICE_TYPE_UNKNOWN:
 525         case CONNMAN_SERVICE_TYPE_SYSTEM:
 526         case CONNMAN_SERVICE_TYPE_GPS:
 527         case CONNMAN_SERVICE_TYPE_GADGET:
 528                 break;
 529         case CONNMAN_SERVICE_TYPE_VPN:
 530                 g_key_file_set_boolean(keyfile, service->identifier,
 531                                 "SplitRouting", service->do_split_routing);
 532                 break;
 533         case CONNMAN_SERVICE_TYPE_WIFI:
 534                 if (service->network) {
 535                         const unsigned char *ssid;
 536                         unsigned int ssid_len = 0;
 537
 538                         ssid = connman_network_get_blob(service->network,
 539                                                         "WiFi.SSID", &ssid_len);
 540
 541                         if (ssid != NULL && ssid_len > 0 && ssid[0] != '\0') {
 542                                 char *identifier = service->identifier;
 543                                 GString *str;
 544                                 unsigned int i;
 545
 546                                 str = g_string_sized_new(ssid_len * 2);
 547                                 if (str == NULL) {
 548                                         err = -ENOMEM;
 549                                         goto done;
 550                                 }
 551
 552                                 for (i = 0; i < ssid_len; i++)
 553                                         g_string_append_printf(str,
 554                                                         "%02x", ssid[i]);
 555
 556                                 g_key_file_set_string(keyfile, identifier,
 557                                                         "SSID", str->str);
 558
 559                                 g_string_free(str, TRUE);
 560                         }
 561
 562                         freq = connman_network_get_frequency(service->network);
 563                         g_key_file_set_integer(keyfile, service->identifier,
 564                                                 "Frequency", freq);
 565                 }
 566                 /* fall through */
 567
 568         case CONNMAN_SERVICE_TYPE_WIMAX:
 569         case CONNMAN_SERVICE_TYPE_BLUETOOTH:
 570         case CONNMAN_SERVICE_TYPE_CELLULAR:
 571                 g_key_file_set_boolean(keyfile, service->identifier,
 572                                         "Favorite", service->favorite);
 573
 574                 if (service->state_ipv4 == CONNMAN_SERVICE_STATE_FAILURE ||
 575                         service->state_ipv6 == CONNMAN_SERVICE_STATE_FAILURE) {
 576                         const char *failure = error2string(service->error);
 577                         if (failure != NULL)
 578                                 g_key_file_set_string(keyfile,
 579                                                         service->identifier,
 580                                                         "Failure", failure);
 581                 } else {
 582                         g_key_file_remove_key(keyfile, service->identifier,
 583                                                         "Failure", NULL);
 584                 }
 585                 /* fall through */
 586
 587         case CONNMAN_SERVICE_TYPE_ETHERNET:
 588                 if (service->favorite == TRUE)
 589                         g_key_file_set_boolean(keyfile, service->identifier,
 590                                         "AutoConnect", service->autoconnect);
 591                 break;
 592         }
 593
 594         str = g_time_val_to_iso8601(&service->modified);
 595         if (str != NULL) {
 596                 g_key_file_set_string(keyfile, service->identifier,
 597                                                         "Modified", str);
 598                 g_free(str);
 599         }
 600
 601         if (service->passphrase != NULL && strlen(service->passphrase) > 0)
 602                 g_key_file_set_string(keyfile, service->identifier,
 603                                         "Passphrase", service->passphrase);
 604         else
 605                 g_key_file_remove_key(keyfile, service->identifier,
 606                                                         "Passphrase", NULL);
 607
 608         if (service->ipconfig_ipv4 != NULL)
 609                 __connman_ipconfig_save(service->ipconfig_ipv4, keyfile,
 610                                         service->identifier, "IPv4.");
 611
 612         if (service->ipconfig_ipv6 != NULL)
 613                 __connman_ipconfig_save(service->ipconfig_ipv6, keyfile,
 614                                                 service->identifier, "IPv6.");
 615
 616         if (service->nameservers_config != NULL) {
 617                 guint len = g_strv_length(service->nameservers_config);
 618
 619                 g_key_file_set_string_list(keyfile, service->identifier,
 620                                                                 "Nameservers",
 621                                 (const gchar **) service->nameservers_config, len);
 622         } else
 623         g_key_file_remove_key(keyfile, service->identifier,
 624                                                         "Nameservers", NULL);
 625
 626         if (service->timeservers_config != NULL) {
 627                 guint len = g_strv_length(service->timeservers_config);
 628
 629                 g_key_file_set_string_list(keyfile, service->identifier,
 630                                                                 "Timeservers",
 631                                 (const gchar **) service->timeservers_config, len);
 632         } else
 633                 g_key_file_remove_key(keyfile, service->identifier,
 634                                                         "Timeservers", NULL);
 635
 636         if (service->domains != NULL) {
 637                 guint len = g_strv_length(service->domains);
 638
 639                 g_key_file_set_string_list(keyfile, service->identifier,
 640                                                                 "Domains",
 641                                 (const gchar **) service->domains, len);
 642         } else
 643                 g_key_file_remove_key(keyfile, service->identifier,
 644                                                         "Domains", NULL);
 645
 646         cst_str = proxymethod2string(service->proxy_config);
 647         if (cst_str != NULL)
 648                 g_key_file_set_string(keyfile, service->identifier,
 649                                 "Proxy.Method", cst_str);
 650
 651         if (service->proxies != NULL) {
 652                 guint len = g_strv_length(service->proxies);
 653
 654                 g_key_file_set_string_list(keyfile, service->identifier,
 655                                 "Proxy.Servers",
 656                                 (const gchar **) service->proxies, len);
 657         } else
 658                 g_key_file_remove_key(keyfile, service->identifier,
 659                                                 "Proxy.Servers", NULL);
 660
 661         if (service->excludes != NULL) {
 662                 guint len = g_strv_length(service->excludes);
 663
 664                 g_key_file_set_string_list(keyfile, service->identifier,
 665                                 "Proxy.Excludes",
 666                                 (const gchar **) service->excludes, len);
 667         } else
 668                 g_key_file_remove_key(keyfile, service->identifier,
 669                                                 "Proxy.Excludes", NULL);
 670
 671         if (service->pac != NULL && strlen(service->pac) > 0)
 672                 g_key_file_set_string(keyfile, service->identifier,
 673                                         "Proxy.URL", service->pac);
 674         else
 675                 g_key_file_remove_key(keyfile, service->identifier,
 676                                                         "Proxy.URL", NULL);
 677
 678         if (service->hidden_service == TRUE)
 679                 g_key_file_set_boolean(keyfile, service->identifier, "Hidden",
 680                                                                         TRUE);
 681
 682         if (service->config_file != NULL && strlen(service->config_file) > 0)
 683                 g_key_file_set_string(keyfile, service->identifier,
 684                                 "Config.file", service->config_file);
 685
 686         if (service->config_entry != NULL &&
 687                                         strlen(service->config_entry) > 0)
 688                 g_key_file_set_string(keyfile, service->identifier,
 689                                 "Config.ident", service->config_entry);
 690
 691 done:
 692         __connman_storage_save_service(keyfile, service->identifier);
 693
 694         g_key_file_free(keyfile);
 695
 696         return err;
 697 }
 698
 699 void __connman_service_save(struct connman_service *service)
 700 {
 701         service_save(service);
 702 }
 703
 704 static enum connman_service_state combine_state(
 705                                         enum connman_service_state state_a,
 706                                         enum connman_service_state state_b)
 707 {
 708         enum connman_service_state result;
 709
 710         if (state_a == state_b) {
 711                 result = state_a;
 712                 goto done;
 713         }
 714
 715         if (state_a == CONNMAN_SERVICE_STATE_UNKNOWN) {
 716                 result = state_b;
 717                 goto done;
 718         }
 719
 720         if (state_b == CONNMAN_SERVICE_STATE_UNKNOWN) {
 721                 result = state_a;
 722                 goto done;
 723         }
 724
 725         if (state_a == CONNMAN_SERVICE_STATE_IDLE) {
 726                 result = state_b;
 727                 goto done;
 728         }
 729
 730         if (state_b == CONNMAN_SERVICE_STATE_IDLE) {
 731                 result = state_a;
 732                 goto done;
 733         }
 734
 735         if (state_a == CONNMAN_SERVICE_STATE_ONLINE) {
 736                 result = state_a;
 737                 goto done;
 738         }
 739
 740         if (state_b == CONNMAN_SERVICE_STATE_ONLINE) {
 741                 result = state_b;
 742                 goto done;
 743         }
 744
 745         if (state_a == CONNMAN_SERVICE_STATE_READY) {
 746                 result = state_a;
 747                 goto done;
 748         }
 749
 750         if (state_b == CONNMAN_SERVICE_STATE_READY) {
 751                 result = state_b;
 752                 goto done;
 753         }
 754
 755         if (state_a == CONNMAN_SERVICE_STATE_CONFIGURATION) {
 756                 result = state_a;
 757                 goto done;
 758         }
 759
 760         if (state_b == CONNMAN_SERVICE_STATE_CONFIGURATION) {
 761                 result = state_b;
 762                 goto done;
 763         }
 764
 765         if (state_a == CONNMAN_SERVICE_STATE_ASSOCIATION) {
 766                 result = state_a;
 767                 goto done;
 768         }
 769
 770         if (state_b == CONNMAN_SERVICE_STATE_ASSOCIATION) {
 771                 result = state_b;
 772                 goto done;
 773         }
 774
 775         if (state_a == CONNMAN_SERVICE_STATE_DISCONNECT) {
 776                 result = state_a;
 777                 goto done;
 778         }
 779
 780         if (state_b == CONNMAN_SERVICE_STATE_DISCONNECT) {
 781                 result = state_b;
 782                 goto done;
 783         }
 784
 785         result = CONNMAN_SERVICE_STATE_FAILURE;
 786
 787 done:
 788         return result;
 789 }
 790
 791 static connman_bool_t is_connecting_state(struct connman_service *service,
 792                                         enum connman_service_state state)
 793 {
 794         switch (state) {
 795         case CONNMAN_SERVICE_STATE_UNKNOWN:
 796         case CONNMAN_SERVICE_STATE_IDLE:
 797         case CONNMAN_SERVICE_STATE_FAILURE:
 798                 if (service->network != NULL)
 799                         return connman_network_get_connecting(service->network);
 800         case CONNMAN_SERVICE_STATE_DISCONNECT:
 801         case CONNMAN_SERVICE_STATE_READY:
 802         case CONNMAN_SERVICE_STATE_ONLINE:
 803                 break;
 804         case CONNMAN_SERVICE_STATE_ASSOCIATION:
 805         case CONNMAN_SERVICE_STATE_CONFIGURATION:
 806                 return TRUE;
 807         }
 808
 809         return FALSE;
 810 }
 811
 812 static connman_bool_t is_connected_state(const struct connman_service *service,
 813                                         enum connman_service_state state)
 814 {
 815         switch (state) {
 816         case CONNMAN_SERVICE_STATE_UNKNOWN:
 817         case CONNMAN_SERVICE_STATE_IDLE:
 818         case CONNMAN_SERVICE_STATE_ASSOCIATION:
 819         case CONNMAN_SERVICE_STATE_CONFIGURATION:
 820         case CONNMAN_SERVICE_STATE_DISCONNECT:
 821         case CONNMAN_SERVICE_STATE_FAILURE:
 822                 break;
 823         case CONNMAN_SERVICE_STATE_READY:
 824         case CONNMAN_SERVICE_STATE_ONLINE:
 825                 return TRUE;
 826         }
 827
 828         return FALSE;
 829 }
 830
 831 static connman_bool_t is_idle_state(const struct connman_service *service,
 832                                 enum connman_service_state state)
 833 {
 834         switch (state) {
 835         case CONNMAN_SERVICE_STATE_UNKNOWN:
 836         case CONNMAN_SERVICE_STATE_ASSOCIATION:
 837         case CONNMAN_SERVICE_STATE_CONFIGURATION:
 838         case CONNMAN_SERVICE_STATE_READY:
 839         case CONNMAN_SERVICE_STATE_ONLINE:
 840         case CONNMAN_SERVICE_STATE_DISCONNECT:
 841         case CONNMAN_SERVICE_STATE_FAILURE:
 842                 break;
 843         case CONNMAN_SERVICE_STATE_IDLE:
 844                 return TRUE;
 845         }
 846
 847         return FALSE;
 848 }
 849
 850 static connman_bool_t is_connecting(struct connman_service *service)
 851 {
 852         return is_connecting_state(service, service->state);
 853 }
 854
 855 static connman_bool_t is_connected(struct connman_service *service)
 856 {
 857         return is_connected_state(service, service->state);
 858 }
 859
 860 static const char *nameserver_get_ifname(struct connman_service *service)
 861 {
 862         const char *ifname;
 863
 864         if (service->ipconfig_ipv4)
 865                 ifname = __connman_ipconfig_get_ifname(service->ipconfig_ipv4);
 866         else if (service->ipconfig_ipv6)
 867                 ifname = __connman_ipconfig_get_ifname(service->ipconfig_ipv6);
 868         else
 869                 ifname = NULL;
 870
 871         if (ifname == NULL)
 872                 return NULL;
 873
 874         switch (combine_state(service->state_ipv4, service->state_ipv6)) {
 875         case CONNMAN_SERVICE_STATE_UNKNOWN:
 876         case CONNMAN_SERVICE_STATE_IDLE:
 877         case CONNMAN_SERVICE_STATE_ASSOCIATION:
 878         case CONNMAN_SERVICE_STATE_CONFIGURATION:
 879         case CONNMAN_SERVICE_STATE_FAILURE:
 880         case CONNMAN_SERVICE_STATE_DISCONNECT:
 881                 return NULL;
 882         case CONNMAN_SERVICE_STATE_READY:
 883         case CONNMAN_SERVICE_STATE_ONLINE:
 884                 break;
 885         }
 886
 887         return ifname;
 888 }
 889
 890 static void remove_nameservers(struct connman_service *service,
 891                 const char* interface, char **ns)
 892 {
 893         const char *ifname = interface;
 894         int i;
 895
 896         if (ns == NULL)
 897                 return;
 898
 899         if (interface == NULL)
 900                 ifname = nameserver_get_ifname(service);
 901
 902         if (ifname == NULL)
 903                         return;
 904
 905         for (i = 0; ns[i] != NULL; i++)
 906                 connman_resolver_remove(ifname, NULL, ns[i]);
 907 }
 908
 909 static void remove_searchdomains(struct connman_service *service,
 910                 const char *interface, char **sd)
 911 {
 912         const char *ifname = interface;
 913         int i;
 914
 915         if (sd == NULL)
 916                 return;
 917
 918         if (interface == NULL)
 919                 ifname = nameserver_get_ifname(service);
 920
 921         if (ifname == NULL)
 922                 return;
 923
 924         for (i = 0; sd[i] != NULL; i++)
 925                 connman_resolver_remove(ifname, sd[i], NULL);
 926 }
 927
 928 static void update_nameservers(struct connman_service *service)
 929 {
 930         const char *ifname;
 931
 932         if (service->ipconfig_ipv4)
 933                 ifname = __connman_ipconfig_get_ifname(service->ipconfig_ipv4);
 934         else if (service->ipconfig_ipv6)
 935                 ifname = __connman_ipconfig_get_ifname(service->ipconfig_ipv6);
 936         else
 937                 ifname = NULL;
 938
 939         if (ifname == NULL)
 940                 return;
 941
 942         switch (combine_state(service->state_ipv4, service->state_ipv6)) {
 943         case CONNMAN_SERVICE_STATE_UNKNOWN:
 944         case CONNMAN_SERVICE_STATE_IDLE:
 945         case CONNMAN_SERVICE_STATE_ASSOCIATION:
 946         case CONNMAN_SERVICE_STATE_CONFIGURATION:
 947                 return;
 948         case CONNMAN_SERVICE_STATE_FAILURE:
 949         case CONNMAN_SERVICE_STATE_DISCONNECT:
 950                 connman_resolver_remove_all(ifname);
 951                 return;
 952         case CONNMAN_SERVICE_STATE_READY:
 953         case CONNMAN_SERVICE_STATE_ONLINE:
 954                 break;
 955         }
 956
 957         if (service->nameservers_config != NULL) {
 958                 int i;
 959
 960                 remove_nameservers(service, ifname, service->nameservers);
 961
 962                 i = g_strv_length(service->nameservers_config);
 963                 while (i != 0) {
 964                         i--;
 965                         connman_resolver_append(ifname, NULL,
 966                                         service->nameservers_config[i]);
 967                 }
 968         } else if (service->nameservers != NULL) {
 969                 int i;
 970
 971                 i = g_strv_length(service->nameservers);
 972                 while (i != 0) {
 973                         i--;
 974                         connman_resolver_append(ifname, NULL,
 975                                         service->nameservers[i]);
 976                 }
 977         }
 978
 979         if (service->domains != NULL) {
 980                 char *searchdomains[2] = {NULL, NULL};
 981                 int i;
 982
 983                 searchdomains[0] = service->domainname;
 984                 remove_searchdomains(service, ifname, searchdomains);
 985
 986                 i = g_strv_length(service->domains);
 987                 while (i != 0) {
 988                         i--;
 989                         connman_resolver_append(ifname, service->domains[i],
 990                                                 NULL);
 991                 }
 992         } else if (service->domainname != NULL)
 993                 connman_resolver_append(ifname, service->domainname, NULL);
 994
 995         connman_resolver_flush();
 996 }
 997
 998 /*
 999  * The is_auto variable is set to true when IPv6 autoconf nameservers are
1000  * inserted to resolver via netlink message (see rtnl.c:rtnl_newnduseropt()
1001  * for details) and not through service.c
1002  */
1003 int __connman_service_nameserver_append(struct connman_service *service,
1004                                 const char *nameserver, gboolean is_auto)
1005 {
1006         char **nameservers;
1007         int len, i;
1008
1009         DBG("service %p nameserver %s auto %d", service, nameserver, is_auto);
1010
1011         if (nameserver == NULL)
1012                 return -EINVAL;
1013
1014         if (is_auto == TRUE)
1015                 nameservers = service->nameservers_auto;
1016         else
1017                 nameservers = service->nameservers;
1018
1019         for (i = 0; nameservers != NULL && nameservers[i] != NULL; i++)
1020                 if (g_strcmp0(nameservers[i], nameserver) == 0)
1021                         return -EEXIST;
1022
1023         if (nameservers != NULL) {
1024                 len = g_strv_length(nameservers);
1025                 nameservers = g_try_renew(char *, nameservers, len + 2);
1026         } else {
1027                 len = 0;
1028                 nameservers = g_try_new0(char *, len + 2);
1029         }
1030
1031         if (nameservers == NULL)
1032                 return -ENOMEM;
1033
1034         nameservers[len] = g_strdup(nameserver);
1035         if (nameservers[len] == NULL)
1036                 return -ENOMEM;
1037
1038         nameservers[len + 1] = NULL;
1039
1040         if (is_auto == TRUE) {
1041                 service->nameservers_auto = nameservers;
1042         } else {
1043                 service->nameservers = nameservers;
1044                 update_nameservers(service);
1045         }
1046
1047         return 0;
1048 }
1049
1050 int __connman_service_nameserver_remove(struct connman_service *service,
1051                                 const char *nameserver, gboolean is_auto)
1052 {
1053         char **servers, **nameservers;
1054         gboolean found = FALSE;
1055         int len, i, j;
1056
1057         DBG("service %p nameserver %s auto %d", service, nameserver, is_auto);
1058
1059         if (nameserver == NULL)
1060                 return -EINVAL;
1061
1062         if (is_auto == TRUE)
1063                 nameservers = service->nameservers_auto;
1064         else
1065                 nameservers = service->nameservers;
1066
1067         if (nameservers == NULL)
1068                 return 0;
1069
1070         for (i = 0; nameservers != NULL && nameservers[i] != NULL; i++)
1071                 if (g_strcmp0(nameservers[i], nameserver) == 0) {
1072                         found = TRUE;
1073                         break;
1074                 }
1075
1076         if (found == FALSE)
1077                 return 0;
1078
1079         len = g_strv_length(nameservers);
1080
1081         if (len == 1) {
1082                 g_strfreev(nameservers);
1083                 if (is_auto == TRUE)
1084                         service->nameservers_auto = NULL;
1085                 else
1086                         service->nameservers = NULL;
1087
1088                 return 0;
1089         }
1090
1091         servers = g_try_new0(char *, len);
1092         if (servers == NULL)
1093                 return -ENOMEM;
1094
1095         for (i = 0, j = 0; i < len; i++) {
1096                 if (g_strcmp0(nameservers[i], nameserver) != 0) {
1097                         servers[j] = g_strdup(nameservers[i]);
1098                         if (servers[j] == NULL)
1099                                 return -ENOMEM;
1100                         j++;
1101                 }
1102         }
1103         servers[len - 1] = NULL;
1104
1105         g_strfreev(nameservers);
1106         nameservers = servers;
1107
1108         if (is_auto == TRUE) {
1109                 service->nameservers_auto = nameservers;
1110         } else {
1111                 service->nameservers = nameservers;
1112                 update_nameservers(service);
1113         }
1114
1115         return 0;
1116 }
1117
1118 void __connman_service_nameserver_clear(struct connman_service *service)
1119 {
1120         g_strfreev(service->nameservers);
1121         service->nameservers = NULL;
1122
1123         update_nameservers(service);
1124 }
1125
1126 static void add_nameserver_route(int family, int index, char *nameserver,
1127                                 const char *gw)
1128 {
1129         switch (family) {
1130         case AF_INET:
1131                 if (connman_inet_compare_subnet(index, nameserver) == TRUE)
1132                         break;
1133
1134                 if (connman_inet_add_host_route(index, nameserver, gw) < 0)
1135                         /* For P-t-P link the above route add will fail */
1136                         connman_inet_add_host_route(index, nameserver, NULL);
1137                 break;
1138
1139         case AF_INET6:
1140                 if (connman_inet_add_ipv6_host_route(index, nameserver,
1141                                                                 gw) < 0)
1142                         connman_inet_add_ipv6_host_route(index, nameserver,
1143                                                         NULL);
1144                 break;
1145         }
1146 }
1147
1148 static void nameserver_add_routes(int index, char **nameservers,
1149                                         const char *gw)
1150 {
1151         int i, family;
1152
1153         for (i = 0; nameservers[i] != NULL; i++) {
1154                 family = connman_inet_check_ipaddress(nameservers[i]);
1155                 if (family < 0)
1156                         continue;
1157
1158                 add_nameserver_route(family, index, nameservers[i], gw);
1159         }
1160 }
1161
1162 static void nameserver_del_routes(int index, char **nameservers,
1163                                 enum connman_ipconfig_type type)
1164 {
1165         int i, family;
1166
1167         for (i = 0; nameservers[i] != NULL; i++) {
1168                 family = connman_inet_check_ipaddress(nameservers[i]);
1169                 if (family < 0)
1170                         continue;
1171
1172                 switch (family) {
1173                 case AF_INET:
1174                         if (type != CONNMAN_IPCONFIG_TYPE_IPV6)
1175                                 connman_inet_del_host_route(index,
1176                                                         nameservers[i]);
1177                         break;
1178                 case AF_INET6:
1179                         if (type != CONNMAN_IPCONFIG_TYPE_IPV4)
1180                                 connman_inet_del_ipv6_host_route(index,
1181                                                         nameservers[i]);
1182                         break;
1183                 }
1184         }
1185 }
1186
1187 void __connman_service_nameserver_add_routes(struct connman_service *service,
1188                                                 const char *gw)
1189 {
1190         int index = -1;
1191
1192         if (service == NULL)
1193                 return;
1194
1195         if (service->network != NULL)
1196                 index = connman_network_get_index(service->network);
1197         else if (service->provider != NULL)
1198                 index = connman_provider_get_index(service->provider);
1199
1200         if (service->nameservers_config != NULL) {
1201                 /*
1202                  * Configured nameserver takes preference over the
1203                  * discoverd nameserver gathered from DHCP, VPN, etc.
1204                  */
1205                 nameserver_add_routes(index, service->nameservers_config, gw);
1206         } else if (service->nameservers != NULL) {
1207                 /*
1208                  * We add nameservers host routes for nameservers that
1209                  * are not on our subnet. For those who are, the subnet
1210                  * route will be installed by the time the dns proxy code
1211                  * tries to reach them. The subnet route is installed
1212                  * when setting the interface IP address.
1213                  */
1214                 nameserver_add_routes(index, service->nameservers, gw);
1215         }
1216 }
1217
1218 void __connman_service_nameserver_del_routes(struct connman_service *service,
1219                                         enum connman_ipconfig_type type)
1220 {
1221         int index = -1;
1222
1223         if (service == NULL)
1224                 return;
1225
1226         if (service->network != NULL)
1227                 index = connman_network_get_index(service->network);
1228         else if (service->provider != NULL)
1229                 index = connman_provider_get_index(service->provider);
1230
1231         if (service->nameservers_config != NULL)
1232                 nameserver_del_routes(index, service->nameservers_config,
1233                                         type);
1234         else if (service->nameservers != NULL)
1235                 nameserver_del_routes(index, service->nameservers, type);
1236 }
1237
1238 static struct connman_stats *stats_get(struct connman_service *service)
1239 {
1240         if (service->roaming == TRUE)
1241                 return &service->stats_roaming;
1242         else
1243                 return &service->stats;
1244 }
1245
1246 static connman_bool_t stats_enabled(struct connman_service *service)
1247 {
1248         struct connman_stats *stats = stats_get(service);
1249
1250         return stats->enabled;
1251 }
1252
1253 static void stats_start(struct connman_service *service)
1254 {
1255         struct connman_stats *stats = stats_get(service);
1256
1257         DBG("service %p", service);
1258
1259         if (stats->timer == NULL)
1260                 return;
1261
1262         stats->enabled = TRUE;
1263         stats->data_last.time = stats->data.time;
1264
1265         g_timer_start(stats->timer);
1266 }
1267
1268 static void stats_stop(struct connman_service *service)
1269 {
1270         struct connman_stats *stats = stats_get(service);
1271         unsigned int seconds;
1272
1273         DBG("service %p", service);
1274
1275         if (stats->timer == NULL)
1276                 return;
1277
1278         if (stats->enabled == FALSE)
1279                 return;
1280
1281         g_timer_stop(stats->timer);
1282
1283         seconds = g_timer_elapsed(stats->timer, NULL);
1284         stats->data.time = stats->data_last.time + seconds;
1285
1286         stats->enabled = FALSE;
1287 }
1288
1289 static void reset_stats(struct connman_service *service)
1290 {
1291         DBG("service %p", service);
1292
1293         /* home */
1294         service->stats.valid = FALSE;
1295
1296         service->stats.data.rx_packets = 0;
1297         service->stats.data.tx_packets = 0;
1298         service->stats.data.rx_bytes = 0;
1299         service->stats.data.tx_bytes = 0;
1300         service->stats.data.rx_errors = 0;
1301         service->stats.data.tx_errors = 0;
1302         service->stats.data.rx_dropped = 0;
1303         service->stats.data.tx_dropped = 0;
1304         service->stats.data.time = 0;
1305         service->stats.data_last.time = 0;
1306
1307         g_timer_reset(service->stats.timer);
1308
1309         /* roaming */
1310         service->stats_roaming.valid = FALSE;
1311
1312         service->stats_roaming.data.rx_packets = 0;
1313         service->stats_roaming.data.tx_packets = 0;
1314         service->stats_roaming.data.rx_bytes = 0;
1315         service->stats_roaming.data.tx_bytes = 0;
1316         service->stats_roaming.data.rx_errors = 0;
1317         service->stats_roaming.data.tx_errors = 0;
1318         service->stats_roaming.data.rx_dropped = 0;
1319         service->stats_roaming.data.tx_dropped = 0;
1320         service->stats_roaming.data.time = 0;
1321         service->stats_roaming.data_last.time = 0;
1322
1323         g_timer_reset(service->stats_roaming.timer);
1324 }
1325
1326 struct connman_service *__connman_service_get_default(void)
1327 {
1328         struct connman_service *service;
1329         GSequenceIter *iter;
1330
1331         iter = g_sequence_get_begin_iter(service_list);
1332
1333         if (g_sequence_iter_is_end(iter) == TRUE)
1334                 return NULL;
1335
1336         service = g_sequence_get(iter);
1337
1338         if (is_connected(service) == FALSE)
1339                 return NULL;
1340
1341         return service;
1342 }
1343
1344 static void default_changed(void)
1345 {
1346         struct connman_service *service = __connman_service_get_default();
1347
1348         if (service == current_default)
1349                 return;
1350
1351         __connman_service_timeserver_changed(current_default, NULL);
1352
1353         current_default = service;
1354
1355         __connman_notifier_default_changed(service);
1356 }
1357
1358 static void state_changed(struct connman_service *service)
1359 {
1360         const char *str;
1361
1362         __connman_notifier_service_state_changed(service, service->state);
1363
1364         str = state2string(service->state);
1365         if (str == NULL)
1366                 return;
1367
1368         connman_dbus_property_changed_basic(service->path,
1369                                 CONNMAN_SERVICE_INTERFACE, "State",
1370                                                 DBUS_TYPE_STRING, &str);
1371 }
1372
1373 static void strength_changed(struct connman_service *service)
1374 {
1375         if (service->strength == 0)
1376                 return;
1377
1378         connman_dbus_property_changed_basic(service->path,
1379                                 CONNMAN_SERVICE_INTERFACE, "Strength",
1380                                         DBUS_TYPE_BYTE, &service->strength);
1381 }
1382
1383 static void favorite_changed(struct connman_service *service)
1384 {
1385         if (service->path == NULL)
1386                 return;
1387
1388         connman_dbus_property_changed_basic(service->path,
1389                                 CONNMAN_SERVICE_INTERFACE, "Favorite",
1390                                         DBUS_TYPE_BOOLEAN, &service->favorite);
1391 }
1392
1393 static void immutable_changed(struct connman_service *service)
1394 {
1395         if (service->path == NULL)
1396                 return;
1397
1398         connman_dbus_property_changed_basic(service->path,
1399                                 CONNMAN_SERVICE_INTERFACE, "Immutable",
1400                                         DBUS_TYPE_BOOLEAN, &service->immutable);
1401 }
1402
1403 static void roaming_changed(struct connman_service *service)
1404 {
1405         if (service->path == NULL)
1406                 return;
1407
1408         connman_dbus_property_changed_basic(service->path,
1409                                 CONNMAN_SERVICE_INTERFACE, "Roaming",
1410                                         DBUS_TYPE_BOOLEAN, &service->roaming);
1411 }
1412
1413 static void autoconnect_changed(struct connman_service *service)
1414 {
1415         if (service->path == NULL)
1416                 return;
1417
1418         connman_dbus_property_changed_basic(service->path,
1419                                 CONNMAN_SERVICE_INTERFACE, "AutoConnect",
1420                                 DBUS_TYPE_BOOLEAN, &service->autoconnect);
1421 }
1422
1423 static void append_security(DBusMessageIter *iter, void *user_data)
1424 {
1425         struct connman_service *service = user_data;
1426         const char *str;
1427
1428         str = security2string(service->security);
1429         if (str != NULL)
1430                 dbus_message_iter_append_basic(iter,
1431                                 DBUS_TYPE_STRING, &str);
1432
1433         /*
1434          * Some access points incorrectly advertise WPS even when they
1435          * are configured as open or no security, so filter
1436          * appropriately.
1437          */
1438         if (service->wps == TRUE) {
1439                 switch (service->security) {
1440                 case CONNMAN_SERVICE_SECURITY_PSK:
1441                 case CONNMAN_SERVICE_SECURITY_WPA:
1442                 case CONNMAN_SERVICE_SECURITY_RSN:
1443                         str = "wps";
1444                         dbus_message_iter_append_basic(iter,
1445                                 DBUS_TYPE_STRING, &str);
1446                         break;
1447                 case CONNMAN_SERVICE_SECURITY_UNKNOWN:
1448                 case CONNMAN_SERVICE_SECURITY_NONE:
1449                 case CONNMAN_SERVICE_SECURITY_WEP:
1450                 case CONNMAN_SERVICE_SECURITY_8021X:
1451                         break;
1452                 }
1453         }
1454 }
1455
1456 static void append_ethernet(DBusMessageIter *iter, void *user_data)
1457 {
1458         struct connman_service *service = user_data;
1459
1460         if (service->ipconfig_ipv4 != NULL)
1461                 __connman_ipconfig_append_ethernet(service->ipconfig_ipv4,
1462                                                                         iter);
1463         else if (service->ipconfig_ipv6 != NULL)
1464                 __connman_ipconfig_append_ethernet(service->ipconfig_ipv6,
1465                                                                         iter);
1466 }
1467
1468 static void append_ipv4(DBusMessageIter *iter, void *user_data)
1469 {
1470         struct connman_service *service = user_data;
1471
1472         DBG("ipv4 %p state %s", service->ipconfig_ipv4,
1473                                 state2string(service->state_ipv4));
1474
1475         if (is_connected_state(service, service->state_ipv4) == FALSE)
1476                 return;
1477
1478         if (service->ipconfig_ipv4 != NULL)
1479                 __connman_ipconfig_append_ipv4(service->ipconfig_ipv4, iter);
1480 }
1481
1482 static void append_ipv6(DBusMessageIter *iter, void *user_data)
1483 {
1484         struct connman_service *service = user_data;
1485
1486         DBG("ipv6 %p state %s", service->ipconfig_ipv6,
1487                                 state2string(service->state_ipv6));
1488
1489         if (is_connected_state(service, service->state_ipv6) == FALSE)
1490                 return;
1491
1492         if (service->ipconfig_ipv6 != NULL)
1493                 __connman_ipconfig_append_ipv6(service->ipconfig_ipv6, iter,
1494                                                 service->ipconfig_ipv4);
1495 }
1496
1497 static void append_ipv4config(DBusMessageIter *iter, void *user_data)
1498 {
1499         struct connman_service *service = user_data;
1500
1501         if (service->ipconfig_ipv4 != NULL)
1502                 __connman_ipconfig_append_ipv4config(service->ipconfig_ipv4,
1503                                                         iter);
1504 }
1505
1506 static void append_ipv6config(DBusMessageIter *iter, void *user_data)
1507 {
1508         struct connman_service *service = user_data;
1509
1510         if (service->ipconfig_ipv6 != NULL)
1511                 __connman_ipconfig_append_ipv6config(service->ipconfig_ipv6,
1512                                                         iter);
1513 }
1514
1515 static void append_nameservers(DBusMessageIter *iter, char **servers)
1516 {
1517         int i;
1518
1519         DBG("%p", servers);
1520
1521         for (i = 0; servers[i] != NULL; i++) {
1522                 DBG("servers[%d] %s", i, servers[i]);
1523                 dbus_message_iter_append_basic(iter,
1524                                         DBUS_TYPE_STRING, &servers[i]);
1525         }
1526 }
1527
1528 static void append_dns(DBusMessageIter *iter, void *user_data)
1529 {
1530         struct connman_service *service = user_data;
1531
1532         if (is_connected(service) == FALSE)
1533                 return;
1534
1535         if (service->nameservers_config != NULL) {
1536                 append_nameservers(iter, service->nameservers_config);
1537                 return;
1538         } else {
1539                 if (service->nameservers != NULL)
1540                         append_nameservers(iter, service->nameservers);
1541
1542                 if (service->nameservers_auto != NULL)
1543                         append_nameservers(iter, service->nameservers_auto);
1544         }
1545 }
1546
1547 static void append_dnsconfig(DBusMessageIter *iter, void *user_data)
1548 {
1549         struct connman_service *service = user_data;
1550
1551         if (service->nameservers_config == NULL)
1552                 return;
1553
1554         append_nameservers(iter, service->nameservers_config);
1555 }
1556
1557 static void append_ts(DBusMessageIter *iter, void *user_data)
1558 {
1559         GSList *list = user_data;
1560
1561         while (list != NULL) {
1562                 char *timeserver = list->data;
1563
1564                 if (timeserver != NULL)
1565                         dbus_message_iter_append_basic(iter, DBUS_TYPE_STRING,
1566                                         &timeserver);
1567
1568                 list = g_slist_next(list);
1569         }
1570 }
1571
1572 static void append_tsconfig(DBusMessageIter *iter, void *user_data)
1573 {
1574         struct connman_service *service = user_data;
1575         int i;
1576
1577         if (service->timeservers_config == NULL)
1578                 return;
1579
1580         for (i = 0; service->timeservers_config[i]; i++) {
1581                 dbus_message_iter_append_basic(iter,
1582                                 DBUS_TYPE_STRING,
1583                                 &service->timeservers_config[i]);
1584         }
1585 }
1586
1587 static void append_domainconfig(DBusMessageIter *iter, void *user_data)
1588 {
1589         struct connman_service *service = user_data;
1590         int i;
1591
1592         if (service->domains == NULL)
1593                 return;
1594
1595         for (i = 0; service->domains[i]; i++)
1596                 dbus_message_iter_append_basic(iter,
1597                                 DBUS_TYPE_STRING, &service->domains[i]);
1598 }
1599
1600 static void append_domain(DBusMessageIter *iter, void *user_data)
1601 {
1602         struct connman_service *service = user_data;
1603
1604         if (is_connected(service) == FALSE &&
1605                                 is_connecting(service) == FALSE)
1606                 return;
1607
1608         if (service->domains != NULL)
1609                 append_domainconfig(iter, user_data);
1610         else if (service->domainname != NULL)
1611                 dbus_message_iter_append_basic(iter,
1612                                 DBUS_TYPE_STRING, &service->domainname);
1613 }
1614
1615 static void append_proxies(DBusMessageIter *iter, void *user_data)
1616 {
1617         struct connman_service *service = user_data;
1618         int i;
1619
1620         if (service->proxies == NULL)
1621                 return;
1622
1623         for (i = 0; service->proxies[i]; i++)
1624                 dbus_message_iter_append_basic(iter,
1625                                 DBUS_TYPE_STRING, &service->proxies[i]);
1626 }
1627
1628 static void append_excludes(DBusMessageIter *iter, void *user_data)
1629 {
1630         struct connman_service *service = user_data;
1631         int i;
1632
1633         if (service->excludes == NULL)
1634                 return;
1635
1636         for (i = 0; service->excludes[i]; i++)
1637                 dbus_message_iter_append_basic(iter,
1638                                 DBUS_TYPE_STRING, &service->excludes[i]);
1639 }
1640
1641 static void append_proxy(DBusMessageIter *iter, void *user_data)
1642 {
1643         struct connman_service *service = user_data;
1644         enum connman_service_proxy_method proxy;
1645         const char *pac = NULL;
1646         const char *method = proxymethod2string(
1647                 CONNMAN_SERVICE_PROXY_METHOD_DIRECT);
1648
1649         DBG("");
1650
1651         if (is_connected(service) == FALSE)
1652                 return;
1653
1654         proxy = connman_service_get_proxy_method(service);
1655
1656         switch (proxy) {
1657         case CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN:
1658                 return;
1659         case CONNMAN_SERVICE_PROXY_METHOD_DIRECT:
1660                 goto done;
1661         case CONNMAN_SERVICE_PROXY_METHOD_MANUAL:
1662                 connman_dbus_dict_append_array(iter, "Servers",
1663                                         DBUS_TYPE_STRING, append_proxies,
1664                                         service);
1665
1666                 connman_dbus_dict_append_array(iter, "Excludes",
1667                                         DBUS_TYPE_STRING, append_excludes,
1668                                         service);
1669                 break;
1670         case CONNMAN_SERVICE_PROXY_METHOD_AUTO:
1671                 /* Maybe DHCP, or WPAD,  has provided an url for a pac file */
1672                 if (service->ipconfig_ipv4 != NULL)
1673                         pac = __connman_ipconfig_get_proxy_autoconfig(
1674                                 service->ipconfig_ipv4);
1675                 else if (service->ipconfig_ipv6 != NULL)
1676                         pac = __connman_ipconfig_get_proxy_autoconfig(
1677                                 service->ipconfig_ipv6);
1678
1679                 if (service->pac == NULL && pac == NULL)
1680                         goto done;
1681
1682                 if (service->pac != NULL)
1683                         pac = service->pac;
1684
1685                 connman_dbus_dict_append_basic(iter, "URL",
1686                                         DBUS_TYPE_STRING, &pac);
1687                 break;
1688         }
1689
1690         method = proxymethod2string(proxy);
1691
1692 done:
1693         connman_dbus_dict_append_basic(iter, "Method",
1694                                         DBUS_TYPE_STRING, &method);
1695 }
1696
1697 static void append_proxyconfig(DBusMessageIter *iter, void *user_data)
1698 {
1699         struct connman_service *service = user_data;
1700         const char *method;
1701
1702         if (service->proxy_config == CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN)
1703                 return;
1704
1705         switch (service->proxy_config) {
1706         case CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN:
1707                 return;
1708         case CONNMAN_SERVICE_PROXY_METHOD_DIRECT:
1709                 break;
1710         case CONNMAN_SERVICE_PROXY_METHOD_MANUAL:
1711                 if (service->proxies != NULL)
1712                         connman_dbus_dict_append_array(iter, "Servers",
1713                                                 DBUS_TYPE_STRING,
1714                                                 append_proxies, service);
1715
1716                 if (service->excludes != NULL)
1717                         connman_dbus_dict_append_array(iter, "Excludes",
1718                                                 DBUS_TYPE_STRING,
1719                                                 append_excludes, service);
1720                 break;
1721         case CONNMAN_SERVICE_PROXY_METHOD_AUTO:
1722                 if (service->pac != NULL)
1723                         connman_dbus_dict_append_basic(iter, "URL",
1724                                         DBUS_TYPE_STRING, &service->pac);
1725                 break;
1726         }
1727
1728         method = proxymethod2string(service->proxy_config);
1729
1730         connman_dbus_dict_append_basic(iter, "Method",
1731                                 DBUS_TYPE_STRING, &method);
1732 }
1733
1734 static void append_provider(DBusMessageIter *iter, void *user_data)
1735 {
1736         struct connman_service *service = user_data;
1737
1738         DBG("%p %p", service, service->provider);
1739
1740         if (is_connected(service) == FALSE)
1741                 return;
1742
1743         if (service->provider != NULL)
1744                 __connman_provider_append_properties(service->provider, iter);
1745 }
1746
1747
1748 static void settings_changed(struct connman_service *service,
1749                                 struct connman_ipconfig *ipconfig)
1750 {
1751         connman_dbus_property_changed_dict(service->path,
1752                                         CONNMAN_SERVICE_INTERFACE, "IPv4",
1753                                                         append_ipv4, service);
1754
1755         connman_dbus_property_changed_dict(service->path,
1756                                         CONNMAN_SERVICE_INTERFACE, "IPv6",
1757                                                         append_ipv6, service);
1758
1759         __connman_notifier_ipconfig_changed(service, ipconfig);
1760 }
1761
1762 static void ipv4_configuration_changed(struct connman_service *service)
1763 {
1764         connman_dbus_property_changed_dict(service->path,
1765                                         CONNMAN_SERVICE_INTERFACE,
1766                                                         "IPv4.Configuration",
1767                                                         append_ipv4config,
1768                                                         service);
1769 }
1770
1771 static void ipv6_configuration_changed(struct connman_service *service)
1772 {
1773         connman_dbus_property_changed_dict(service->path,
1774                                         CONNMAN_SERVICE_INTERFACE,
1775                                                         "IPv6.Configuration",
1776                                                         append_ipv6config,
1777                                                         service);
1778 }
1779
1780 static void dns_changed(struct connman_service *service)
1781 {
1782         connman_dbus_property_changed_array(service->path,
1783                                 CONNMAN_SERVICE_INTERFACE, "Nameservers",
1784                                         DBUS_TYPE_STRING, append_dns, service);
1785 }
1786
1787 static void dns_configuration_changed(struct connman_service *service)
1788 {
1789         connman_dbus_property_changed_array(service->path,
1790                                 CONNMAN_SERVICE_INTERFACE,
1791                                 "Nameservers.Configuration",
1792                                 DBUS_TYPE_STRING, append_dnsconfig, service);
1793
1794         dns_changed(service);
1795 }
1796
1797 static void domain_changed(struct connman_service *service)
1798 {
1799         connman_dbus_property_changed_array(service->path,
1800                                 CONNMAN_SERVICE_INTERFACE, "Domains",
1801                                 DBUS_TYPE_STRING, append_domain, service);
1802 }
1803
1804 static void domain_configuration_changed(struct connman_service *service)
1805 {
1806         connman_dbus_property_changed_array(service->path,
1807                                 CONNMAN_SERVICE_INTERFACE,
1808                                 "Domains.Configuration",
1809                                 DBUS_TYPE_STRING, append_domainconfig, service);
1810 }
1811
1812 static void proxy_changed(struct connman_service *service)
1813 {
1814         connman_dbus_property_changed_dict(service->path,
1815                                         CONNMAN_SERVICE_INTERFACE, "Proxy",
1816                                                         append_proxy, service);
1817 }
1818
1819 static void proxy_configuration_changed(struct connman_service *service)
1820 {
1821         connman_dbus_property_changed_dict(service->path,
1822                         CONNMAN_SERVICE_INTERFACE, "Proxy.Configuration",
1823                                                 append_proxyconfig, service);
1824
1825         proxy_changed(service);
1826 }
1827
1828 static void timeservers_configuration_changed(struct connman_service *service)
1829 {
1830         connman_dbus_property_changed_array(service->path,
1831                         CONNMAN_SERVICE_INTERFACE,
1832                         "Timeservers.Configuration",
1833                         DBUS_TYPE_STRING,
1834                         append_tsconfig, service);
1835 }
1836
1837 static void link_changed(struct connman_service *service)
1838 {
1839         connman_dbus_property_changed_dict(service->path,
1840                                         CONNMAN_SERVICE_INTERFACE, "Ethernet",
1841                                                 append_ethernet, service);
1842 }
1843
1844 static void stats_append_counters(DBusMessageIter *dict,
1845                         struct connman_stats_data *stats,
1846                         struct connman_stats_data *counters,
1847                         connman_bool_t append_all)
1848 {
1849         if (counters->rx_packets != stats->rx_packets || append_all) {
1850                 counters->rx_packets = stats->rx_packets;
1851                 connman_dbus_dict_append_basic(dict, "RX.Packets",
1852                                         DBUS_TYPE_UINT32, &stats->rx_packets);
1853         }
1854
1855         if (counters->tx_packets != stats->tx_packets || append_all) {
1856                 counters->tx_packets = stats->tx_packets;
1857                 connman_dbus_dict_append_basic(dict, "TX.Packets",
1858                                         DBUS_TYPE_UINT32, &stats->tx_packets);
1859         }
1860
1861         if (counters->rx_bytes != stats->rx_bytes || append_all) {
1862                 counters->rx_bytes = stats->rx_bytes;
1863                 connman_dbus_dict_append_basic(dict, "RX.Bytes",
1864                                         DBUS_TYPE_UINT32, &stats->rx_bytes);
1865         }
1866
1867         if (counters->tx_bytes != stats->tx_bytes || append_all) {
1868                 counters->tx_bytes = stats->tx_bytes;
1869                 connman_dbus_dict_append_basic(dict, "TX.Bytes",
1870                                         DBUS_TYPE_UINT32, &stats->tx_bytes);
1871         }
1872
1873         if (counters->rx_errors != stats->rx_errors || append_all) {
1874                 counters->rx_errors = stats->rx_errors;
1875                 connman_dbus_dict_append_basic(dict, "RX.Errors",
1876                                         DBUS_TYPE_UINT32, &stats->rx_errors);
1877         }
1878
1879         if (counters->tx_errors != stats->tx_errors || append_all) {
1880                 counters->tx_errors = stats->tx_errors;
1881                 connman_dbus_dict_append_basic(dict, "TX.Errors",
1882                                         DBUS_TYPE_UINT32, &stats->tx_errors);
1883         }
1884
1885         if (counters->rx_dropped != stats->rx_dropped || append_all) {
1886                 counters->rx_dropped = stats->rx_dropped;
1887                 connman_dbus_dict_append_basic(dict, "RX.Dropped",
1888                                         DBUS_TYPE_UINT32, &stats->rx_dropped);
1889         }
1890
1891         if (counters->tx_dropped != stats->tx_dropped || append_all) {
1892                 counters->tx_dropped = stats->tx_dropped;
1893                 connman_dbus_dict_append_basic(dict, "TX.Dropped",
1894                                         DBUS_TYPE_UINT32, &stats->tx_dropped);
1895         }
1896
1897         if (counters->time != stats->time || append_all) {
1898                 counters->time = stats->time;
1899                 connman_dbus_dict_append_basic(dict, "Time",
1900                                         DBUS_TYPE_UINT32, &stats->time);
1901         }
1902 }
1903
1904 static void stats_append(struct connman_service *service,
1905                                 const char *counter,
1906                                 struct connman_stats_counter *counters,
1907                                 connman_bool_t append_all)
1908 {
1909         DBusMessageIter array, dict;
1910         DBusMessage *msg;
1911
1912         DBG("service %p counter %s", service, counter);
1913
1914         msg = dbus_message_new(DBUS_MESSAGE_TYPE_METHOD_CALL);
1915         if (msg == NULL)
1916                 return;
1917
1918         dbus_message_append_args(msg, DBUS_TYPE_OBJECT_PATH,
1919                                 &service->path, DBUS_TYPE_INVALID);
1920
1921         dbus_message_iter_init_append(msg, &array);
1922
1923         /* home counter */
1924         connman_dbus_dict_open(&array, &dict);
1925
1926         stats_append_counters(&dict, &service->stats.data,
1927                                 &counters->stats.data, append_all);
1928
1929         connman_dbus_dict_close(&array, &dict);
1930
1931         /* roaming counter */
1932         connman_dbus_dict_open(&array, &dict);
1933
1934         stats_append_counters(&dict, &service->stats_roaming.data,
1935                                 &counters->stats_roaming.data, append_all);
1936
1937         connman_dbus_dict_close(&array, &dict);
1938
1939         __connman_counter_send_usage(counter, msg);
1940 }
1941
1942 static void stats_update(struct connman_service *service,
1943                                 unsigned int rx_packets, unsigned int tx_packets,
1944                                 unsigned int rx_bytes, unsigned int tx_bytes,
1945                                 unsigned int rx_errors, unsigned int tx_errors,
1946                                 unsigned int rx_dropped, unsigned int tx_dropped)
1947 {
1948         struct connman_stats *stats = stats_get(service);
1949         struct connman_stats_data *data_last = &stats->data_last;
1950         struct connman_stats_data *data = &stats->data;
1951         unsigned int seconds;
1952
1953         DBG("service %p", service);
1954
1955         if (stats->valid == TRUE) {
1956                 data->rx_packets +=
1957                         rx_packets - data_last->rx_packets;
1958                 data->tx_packets +=
1959                         tx_packets - data_last->tx_packets;
1960                 data->rx_bytes +=
1961                         rx_bytes - data_last->rx_bytes;
1962                 data->tx_bytes +=
1963                         tx_bytes - data_last->tx_bytes;
1964                 data->rx_errors +=
1965                         rx_errors - data_last->rx_errors;
1966                 data->tx_errors +=
1967                         tx_errors - data_last->tx_errors;
1968                 data->rx_dropped +=
1969                         rx_dropped - data_last->rx_dropped;
1970                 data->tx_dropped +=
1971                         tx_dropped - data_last->tx_dropped;
1972         } else {
1973                 stats->valid = TRUE;
1974         }
1975
1976         data_last->rx_packets = rx_packets;
1977         data_last->tx_packets = tx_packets;
1978         data_last->rx_bytes = rx_bytes;
1979         data_last->tx_bytes = tx_bytes;
1980         data_last->rx_errors = rx_errors;
1981         data_last->tx_errors = tx_errors;
1982         data_last->rx_dropped = rx_dropped;
1983         data_last->tx_dropped = tx_dropped;
1984
1985         seconds = g_timer_elapsed(stats->timer, NULL);
1986         stats->data.time = stats->data_last.time + seconds;
1987 }
1988
1989 void __connman_service_notify(struct connman_service *service,
1990                         unsigned int rx_packets, unsigned int tx_packets,
1991                         unsigned int rx_bytes, unsigned int tx_bytes,
1992                         unsigned int rx_errors, unsigned int tx_errors,
1993                         unsigned int rx_dropped, unsigned int tx_dropped)
1994 {
1995         GHashTableIter iter;
1996         gpointer key, value;
1997         const char *counter;
1998         struct connman_stats_counter *counters;
1999         struct connman_stats_data *data;
2000         int err;
2001
2002         if (service == NULL)
2003                 return;
2004
2005         if (is_connected(service) == FALSE)
2006                 return;
2007
2008         stats_update(service,
2009                 rx_packets, tx_packets,
2010                 rx_bytes, tx_bytes,
2011                 rx_errors, tx_errors,
2012                 rx_dropped, tx_dropped);
2013
2014         data = &stats_get(service)->data;
2015         err = __connman_stats_update(service, service->roaming, data);
2016         if (err < 0)
2017                 connman_error("Failed to store statistics for %s",
2018                                 service->identifier);
2019
2020         g_hash_table_iter_init(&iter, service->counter_table);
2021         while (g_hash_table_iter_next(&iter, &key, &value)) {
2022                 counter = key;
2023                 counters = value;
2024
2025                 stats_append(service, counter, counters, counters->append_all);
2026                 counters->append_all = FALSE;
2027         }
2028 }
2029
2030 int __connman_service_counter_register(const char *counter)
2031 {
2032         struct connman_service *service;
2033         GSequenceIter *iter;
2034         struct connman_stats_counter *counters;
2035
2036         DBG("counter %s", counter);
2037
2038         counter_list = g_slist_append(counter_list, (gpointer)counter);
2039
2040         iter = g_sequence_get_begin_iter(service_list);
2041
2042         while (g_sequence_iter_is_end(iter) == FALSE) {
2043                 service = g_sequence_get(iter);
2044
2045                 counters = g_try_new0(struct connman_stats_counter, 1);
2046                 if (counters == NULL)
2047                         return -ENOMEM;
2048
2049                 counters->append_all = TRUE;
2050
2051                 g_hash_table_replace(service->counter_table, (gpointer)counter,
2052                                         counters);
2053
2054                 iter = g_sequence_iter_next(iter);
2055         }
2056
2057         return 0;
2058 }
2059
2060 void __connman_service_counter_unregister(const char *counter)
2061 {
2062         struct connman_service *service;
2063         GSequenceIter *iter;
2064
2065         DBG("counter %s", counter);
2066
2067         iter = g_sequence_get_begin_iter(service_list);
2068
2069         while (g_sequence_iter_is_end(iter) == FALSE) {
2070                 service = g_sequence_get(iter);
2071
2072                 g_hash_table_remove(service->counter_table, counter);
2073
2074                 iter = g_sequence_iter_next(iter);
2075         }
2076
2077         counter_list = g_slist_remove(counter_list, counter);
2078 }
2079
2080 GSequence *__connman_service_get_list(struct connman_session *session,
2081                                 service_match_cb service_match,
2082                                 create_service_entry_cb create_service_entry,
2083                                 GDestroyNotify destroy_service_entry)
2084 {
2085         GSequence *list;
2086         GSequenceIter *iter;
2087         struct connman_service *service;
2088         struct service_entry *entry;
2089
2090         list = g_sequence_new(destroy_service_entry);
2091         if (list == NULL)
2092                 return NULL;
2093
2094         iter = g_sequence_get_begin_iter(service_list);
2095
2096         while (g_sequence_iter_is_end(iter) == FALSE) {
2097                 service = g_sequence_get(iter);
2098
2099                 if (service_match(session, service) == TRUE) {
2100                         entry = create_service_entry(service, service->name,
2101                                                         service->state);
2102                         if (entry == NULL)
2103                                 return list;
2104
2105                         g_sequence_append(list, entry);
2106                 }
2107
2108                 iter = g_sequence_iter_next(iter);
2109         }
2110
2111         return list;
2112 }
2113
2114 void __connman_service_session_inc(struct connman_service *service)
2115 {
2116         DBG("service %p ref count %d", service,
2117                 service->session_usage_count + 1);
2118
2119         __sync_fetch_and_add(&service->session_usage_count, 1);
2120 }
2121
2122 connman_bool_t __connman_service_session_dec(struct connman_service *service)
2123 {
2124         DBG("service %p ref count %d", service,
2125                 service->session_usage_count - 1);
2126
2127         if (__sync_fetch_and_sub(&service->session_usage_count, 1) != 1)
2128                 return FALSE;
2129
2130         return TRUE;
2131 }
2132
2133 static void append_properties(DBusMessageIter *dict, dbus_bool_t limited,
2134                                         struct connman_service *service)
2135 {
2136         const char *str;
2137         GSList *list;
2138
2139         str = __connman_service_type2string(service->type);
2140         if (str != NULL)
2141                 connman_dbus_dict_append_basic(dict, "Type",
2142                                                 DBUS_TYPE_STRING, &str);
2143
2144         connman_dbus_dict_append_array(dict, "Security",
2145                                 DBUS_TYPE_STRING, append_security, service);
2146
2147         str = state2string(service->state);
2148         if (str != NULL)
2149                 connman_dbus_dict_append_basic(dict, "State",
2150                                                 DBUS_TYPE_STRING, &str);
2151
2152         str = error2string(service->error);
2153         if (str != NULL)
2154                 connman_dbus_dict_append_basic(dict, "Error",
2155                                                 DBUS_TYPE_STRING, &str);
2156
2157         if (service->strength > 0)
2158                 connman_dbus_dict_append_basic(dict, "Strength",
2159                                         DBUS_TYPE_BYTE, &service->strength);
2160
2161         connman_dbus_dict_append_basic(dict, "Favorite",
2162                                         DBUS_TYPE_BOOLEAN, &service->favorite);
2163
2164         connman_dbus_dict_append_basic(dict, "Immutable",
2165                                         DBUS_TYPE_BOOLEAN, &service->immutable);
2166
2167         if (service->favorite == TRUE)
2168                 connman_dbus_dict_append_basic(dict, "AutoConnect",
2169                                 DBUS_TYPE_BOOLEAN, &service->autoconnect);
2170         else
2171                 connman_dbus_dict_append_basic(dict, "AutoConnect",
2172                                         DBUS_TYPE_BOOLEAN, &service->favorite);
2173
2174         if (service->name != NULL)
2175                 connman_dbus_dict_append_basic(dict, "Name",
2176                                         DBUS_TYPE_STRING, &service->name);
2177
2178         switch (service->type) {
2179         case CONNMAN_SERVICE_TYPE_UNKNOWN:
2180         case CONNMAN_SERVICE_TYPE_SYSTEM:
2181         case CONNMAN_SERVICE_TYPE_GPS:
2182         case CONNMAN_SERVICE_TYPE_VPN:
2183         case CONNMAN_SERVICE_TYPE_GADGET:
2184                 break;
2185         case CONNMAN_SERVICE_TYPE_CELLULAR:
2186                 connman_dbus_dict_append_basic(dict, "Roaming",
2187                                         DBUS_TYPE_BOOLEAN, &service->roaming);
2188
2189                 connman_dbus_dict_append_dict(dict, "Ethernet",
2190                                                 append_ethernet, service);
2191                 break;
2192         case CONNMAN_SERVICE_TYPE_WIFI:
2193         case CONNMAN_SERVICE_TYPE_ETHERNET:
2194         case CONNMAN_SERVICE_TYPE_WIMAX:
2195         case CONNMAN_SERVICE_TYPE_BLUETOOTH:
2196                 connman_dbus_dict_append_dict(dict, "Ethernet",
2197                                                 append_ethernet, service);
2198                 break;
2199         }
2200
2201         connman_dbus_dict_append_dict(dict, "IPv4", append_ipv4, service);
2202
2203         connman_dbus_dict_append_dict(dict, "IPv4.Configuration",
2204                                                 append_ipv4config, service);
2205
2206         connman_dbus_dict_append_dict(dict, "IPv6", append_ipv6, service);
2207
2208         connman_dbus_dict_append_dict(dict, "IPv6.Configuration",
2209                                                 append_ipv6config, service);
2210
2211         connman_dbus_dict_append_array(dict, "Nameservers",
2212                                 DBUS_TYPE_STRING, append_dns, service);
2213
2214         connman_dbus_dict_append_array(dict, "Nameservers.Configuration",
2215                                 DBUS_TYPE_STRING, append_dnsconfig, service);
2216
2217         if (service->state == CONNMAN_SERVICE_STATE_READY ||
2218                         service->state == CONNMAN_SERVICE_STATE_ONLINE)
2219                 list = __connman_timeserver_get_all(service);
2220         else
2221                 list = NULL;
2222
2223         connman_dbus_dict_append_array(dict, "Timeservers",
2224                                 DBUS_TYPE_STRING, append_ts, list);
2225
2226         g_slist_free_full(list, g_free);
2227
2228         connman_dbus_dict_append_array(dict, "Timeservers.Configuration",
2229                                 DBUS_TYPE_STRING, append_tsconfig, service);
2230
2231         connman_dbus_dict_append_array(dict, "Domains",
2232                                 DBUS_TYPE_STRING, append_domain, service);
2233
2234         connman_dbus_dict_append_array(dict, "Domains.Configuration",
2235                                 DBUS_TYPE_STRING, append_domainconfig, service);
2236
2237         connman_dbus_dict_append_dict(dict, "Proxy", append_proxy, service);
2238
2239         connman_dbus_dict_append_dict(dict, "Proxy.Configuration",
2240                                                 append_proxyconfig, service);
2241
2242         connman_dbus_dict_append_dict(dict, "Provider",
2243                                                 append_provider, service);
2244 }
2245
2246 static void append_struct_service(DBusMessageIter *iter,
2247                 connman_dbus_append_cb_t function,
2248                 struct connman_service *service)
2249 {
2250         DBusMessageIter entry, dict;
2251
2252         dbus_message_iter_open_container(iter, DBUS_TYPE_STRUCT, NULL, &entry);
2253
2254         dbus_message_iter_append_basic(&entry, DBUS_TYPE_OBJECT_PATH,
2255                                                         &service->path);
2256
2257         connman_dbus_dict_open(&entry, &dict);
2258         if (function != NULL)
2259                 function(&dict, service);
2260         connman_dbus_dict_close(&entry, &dict);
2261
2262         dbus_message_iter_close_container(iter, &entry);
2263 }
2264
2265 static void append_dict_properties(DBusMessageIter *dict, void *user_data)
2266 {
2267         struct connman_service *service = user_data;
2268
2269         append_properties(dict, TRUE, service);
2270 }
2271
2272 static void append_struct(gpointer value, gpointer user_data)
2273 {
2274         struct connman_service *service = value;
2275         DBusMessageIter *iter = user_data;
2276
2277         if (service->path == NULL)
2278                 return;
2279
2280         append_struct_service(iter, append_dict_properties, service);
2281 }
2282
2283 void __connman_service_list_struct(DBusMessageIter *iter)
2284 {
2285         g_sequence_foreach(service_list, append_struct, iter);
2286 }
2287
2288 connman_bool_t __connman_service_is_hidden(struct connman_service *service)
2289 {
2290         return service->hidden;
2291 }
2292
2293 connman_bool_t
2294 __connman_service_is_split_routing(struct connman_service *service)
2295 {
2296         return service->do_split_routing;
2297 }
2298
2299 int __connman_service_get_index(struct connman_service *service)
2300 {
2301         if (service == NULL)
2302                 return -1;
2303
2304         if (service->network != NULL)
2305                 return connman_network_get_index(service->network);
2306         else if (service->provider != NULL)
2307                 return connman_provider_get_index(service->provider);
2308
2309         return -1;
2310 }
2311
2312 void __connman_service_set_hidden(struct connman_service *service)
2313 {
2314         if (service == NULL || service->hidden == TRUE)
2315                 return;
2316
2317         service->hidden_service = TRUE;
2318 }
2319
2320 void __connman_service_set_domainname(struct connman_service *service,
2321                                                 const char *domainname)
2322 {
2323         if (service == NULL || service->hidden == TRUE)
2324                 return;
2325
2326         g_free(service->domainname);
2327         service->domainname = g_strdup(domainname);
2328
2329         domain_changed(service);
2330 }
2331
2332 const char *connman_service_get_domainname(struct connman_service *service)
2333 {
2334         if (service == NULL)
2335                 return NULL;
2336
2337         if (service->domains != NULL)
2338                 return service->domains[0];
2339         else
2340                 return service->domainname;
2341 }
2342
2343 char **connman_service_get_nameservers(struct connman_service *service)
2344 {
2345         if (service == NULL)
2346                 return NULL;
2347
2348         if (service->nameservers_config != NULL)
2349                 return g_strdupv(service->nameservers_config);
2350         else if (service->nameservers != NULL ||
2351                                         service->nameservers_auto != NULL) {
2352                 int len = 0, len_auto = 0, i;
2353                 char **nameservers;
2354
2355                 if (service->nameservers != NULL)
2356                         len = g_strv_length(service->nameservers);
2357                 if (service->nameservers_auto != NULL)
2358                         len_auto = g_strv_length(service->nameservers_auto);
2359
2360                 nameservers = g_try_new0(char *, len + len_auto + 1);
2361                 if (nameservers == NULL)
2362                         return NULL;
2363
2364                 for (i = 0; i < len; i++)
2365                         nameservers[i] = g_strdup(service->nameservers[i]);
2366
2367                 for (i = 0; i < len_auto; i++)
2368                         nameservers[i + len] =
2369                                 g_strdup(service->nameservers_auto[i]);
2370
2371                 return nameservers;
2372         }
2373
2374         return NULL;
2375 }
2376
2377 char **connman_service_get_timeservers_config(struct connman_service *service)
2378 {
2379         if (service == NULL)
2380                 return NULL;
2381
2382         return service->timeservers_config;
2383 }
2384
2385 char **connman_service_get_timeservers(struct connman_service *service)
2386 {
2387         if (service == NULL)
2388                 return NULL;
2389
2390         if (service->timeservers != NULL)
2391                 return service->timeservers;
2392
2393         return NULL;
2394 }
2395
2396 void connman_service_set_proxy_method(struct connman_service *service,
2397                                         enum connman_service_proxy_method method)
2398 {
2399         if (service == NULL || service->hidden == TRUE)
2400                 return;
2401
2402         service->proxy = method;
2403
2404         proxy_changed(service);
2405
2406         if (method != CONNMAN_SERVICE_PROXY_METHOD_AUTO)
2407                 __connman_notifier_proxy_changed(service);
2408 }
2409
2410 enum connman_service_proxy_method connman_service_get_proxy_method(
2411                                         struct connman_service *service)
2412 {
2413         if (service == NULL)
2414                 return CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN;
2415
2416         if (service->proxy_config != CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN) {
2417                 if (service->proxy_config == CONNMAN_SERVICE_PROXY_METHOD_AUTO &&
2418                                 service->pac == NULL)
2419                         return service->proxy;
2420
2421                 return service->proxy_config;
2422         }
2423
2424         return service->proxy;
2425 }
2426
2427 char **connman_service_get_proxy_servers(struct connman_service *service)
2428 {
2429         return g_strdupv(service->proxies);
2430 }
2431
2432 char **connman_service_get_proxy_excludes(struct connman_service *service)
2433 {
2434         return g_strdupv(service->excludes);
2435 }
2436
2437 const char *connman_service_get_proxy_url(struct connman_service *service)
2438 {
2439         if (service == NULL)
2440                 return NULL;
2441
2442         return service->pac;
2443 }
2444
2445 void __connman_service_set_proxy_autoconfig(struct connman_service *service,
2446                                                         const char *url)
2447 {
2448         if (service == NULL || service->hidden == TRUE)
2449                 return;
2450
2451         service->proxy = CONNMAN_SERVICE_PROXY_METHOD_AUTO;
2452
2453         if (service->ipconfig_ipv4) {
2454                 if (__connman_ipconfig_set_proxy_autoconfig(
2455                             service->ipconfig_ipv4, url) < 0)
2456                         return;
2457         } else if (service->ipconfig_ipv6) {
2458                 if (__connman_ipconfig_set_proxy_autoconfig(
2459                             service->ipconfig_ipv6, url) < 0)
2460                         return;
2461         } else
2462                 return;
2463
2464         proxy_changed(service);
2465
2466         __connman_notifier_proxy_changed(service);
2467 }
2468
2469 const char *connman_service_get_proxy_autoconfig(struct connman_service *service)
2470 {
2471         if (service == NULL)
2472                 return NULL;
2473
2474         if (service->ipconfig_ipv4)
2475                 return __connman_ipconfig_get_proxy_autoconfig(
2476                                                 service->ipconfig_ipv4);
2477         else if (service->ipconfig_ipv6)
2478                 return __connman_ipconfig_get_proxy_autoconfig(
2479                                                 service->ipconfig_ipv6);
2480         return NULL;
2481 }
2482
2483 int __connman_service_timeserver_append(struct connman_service *service,
2484                                                 const char *timeserver)
2485 {
2486         int len;
2487
2488         DBG("service %p timeserver %s", service, timeserver);
2489
2490         if (timeserver == NULL)
2491                 return -EINVAL;
2492
2493         if (service->timeservers != NULL) {
2494                 int i;
2495
2496                 for (i = 0; service->timeservers[i] != NULL; i++)
2497                         if (g_strcmp0(service->timeservers[i], timeserver) == 0)
2498                                 return -EEXIST;
2499
2500                 len = g_strv_length(service->timeservers);
2501                 service->timeservers = g_try_renew(char *, service->timeservers,
2502                                                         len + 2);
2503         } else {
2504                 len = 0;
2505                 service->timeservers = g_try_new0(char *, len + 2);
2506         }
2507
2508         if (service->timeservers == NULL)
2509                 return -ENOMEM;
2510
2511         service->timeservers[len] = g_strdup(timeserver);
2512         service->timeservers[len + 1] = NULL;
2513
2514         return 0;
2515 }
2516
2517 int __connman_service_timeserver_remove(struct connman_service *service,
2518                                                 const char *timeserver)
2519 {
2520         char **servers;
2521         int len, i, j, found = 0;
2522
2523         DBG("service %p timeserver %s", service, timeserver);
2524
2525         if (timeserver == NULL)
2526                 return -EINVAL;
2527
2528         if (service->timeservers == NULL)
2529                 return 0;
2530
2531         for (i = 0; service->timeservers != NULL &&
2532                                         service->timeservers[i] != NULL; i++)
2533                 if (g_strcmp0(service->timeservers[i], timeserver) == 0) {
2534                         found = 1;
2535                         break;
2536                 }
2537
2538         if (found == 0)
2539                 return 0;
2540
2541         len = g_strv_length(service->timeservers);
2542
2543         if (len == 1) {
2544                 g_strfreev(service->timeservers);
2545                 service->timeservers = NULL;
2546
2547                 return 0;
2548         }
2549
2550         servers = g_try_new0(char *, len);
2551         if (servers == NULL)
2552                 return -ENOMEM;
2553
2554         for (i = 0, j = 0; i < len; i++) {
2555                 if (g_strcmp0(service->timeservers[i], timeserver) != 0) {
2556                         servers[j] = g_strdup(service->timeservers[i]);
2557                         if (servers[j] == NULL)
2558                                 return -ENOMEM;
2559                         j++;
2560                 }
2561         }
2562         servers[len - 1] = NULL;
2563
2564         g_strfreev(service->timeservers);
2565         service->timeservers = servers;
2566
2567         return 0;
2568 }
2569
2570 void __connman_service_timeserver_changed(struct connman_service *service,
2571                 GSList *ts_list)
2572 {
2573         if (service == NULL)
2574                 return;
2575
2576         connman_dbus_property_changed_array(service->path,
2577                         CONNMAN_SERVICE_INTERFACE, "Timeservers",
2578                         DBUS_TYPE_STRING, append_ts, ts_list);
2579 }
2580
2581 void __connman_service_set_pac(struct connman_service *service,
2582                                         const char *pac)
2583 {
2584         if (service->hidden == TRUE)
2585                 return;
2586         g_free(service->pac);
2587         service->pac = g_strdup(pac);
2588
2589         proxy_changed(service);
2590 }
2591
2592 void __connman_service_set_identity(struct connman_service *service,
2593                                         const char *identity)
2594 {
2595         if (service->immutable || service->hidden == TRUE)
2596                 return;
2597
2598         g_free(service->identity);
2599         service->identity = g_strdup(identity);
2600
2601         if (service->network != NULL)
2602                 connman_network_set_string(service->network,
2603                                         "WiFi.Identity",
2604                                         service->identity);
2605 }
2606
2607 void __connman_service_set_agent_identity(struct connman_service *service,
2608                                                 const char *agent_identity)
2609 {
2610         if (service->hidden == TRUE)
2611                 return;
2612         g_free(service->agent_identity);
2613         service->agent_identity = g_strdup(agent_identity);
2614
2615         if (service->network != NULL)
2616                 connman_network_set_string(service->network,
2617                                         "WiFi.AgentIdentity",
2618                                         service->agent_identity);
2619 }
2620
2621 static int check_passphrase(struct connman_service *service,
2622                                 enum connman_service_security security,
2623                                 const char *passphrase)
2624 {
2625         guint i;
2626         gsize length;
2627
2628         if (passphrase == NULL) {
2629                 /*
2630                  * This will prevent __connman_service_set_passphrase() to
2631                  * wipe the passphrase out in case of -ENOKEY error for a
2632                  * favorite service. */
2633                 if (service->favorite == TRUE)
2634                         return 1;
2635                 else
2636                         return 0;
2637         }
2638
2639         length = strlen(passphrase);
2640
2641         switch (security) {
2642         case CONNMAN_SERVICE_SECURITY_PSK:
2643         case CONNMAN_SERVICE_SECURITY_WPA:
2644         case CONNMAN_SERVICE_SECURITY_RSN:
2645                 /* A raw key is always 64 bytes length,
2646                  * its content is in hex representation.
2647                  * A PSK key must be between [8..63].
2648                  */
2649                 if (length == 64) {
2650                         for (i = 0; i < 64; i++)
2651                                 if (!isxdigit((unsigned char)
2652                                               passphrase[i]))
2653                                         return -ENOKEY;
2654                 } else if (length < 8 || length > 63)
2655                         return -ENOKEY;
2656                 break;
2657         case CONNMAN_SERVICE_SECURITY_WEP:
2658                 /* length of WEP key is 10 or 26
2659                  * length of WEP passphrase is 5 or 13
2660                  */
2661                 if (length == 10 || length == 26) {
2662                         for (i = 0; i < length; i++)
2663                                 if (!isxdigit((unsigned char)
2664                                               passphrase[i]))
2665                                         return -ENOKEY;
2666                 } else if (length != 5 && length != 13)
2667                         return -ENOKEY;
2668                 break;
2669         case CONNMAN_SERVICE_SECURITY_UNKNOWN:
2670         case CONNMAN_SERVICE_SECURITY_NONE:
2671         case CONNMAN_SERVICE_SECURITY_8021X:
2672                 break;
2673         }
2674
2675         return 0;
2676 }
2677
2678 int __connman_service_set_passphrase(struct connman_service *service,
2679                                         const char *passphrase)
2680 {
2681         int err = 0;
2682
2683         if (service->immutable == TRUE || service->hidden == TRUE)
2684                 return -EINVAL;
2685
2686         err = check_passphrase(service, service->security, passphrase);
2687
2688         if (err == 0) {
2689                 g_free(service->passphrase);
2690                 service->passphrase = g_strdup(passphrase);
2691
2692                 if (service->network != NULL)
2693                         connman_network_set_string(service->network,
2694                                                         "WiFi.Passphrase",
2695                                                         service->passphrase);
2696                 service_save(service);
2697         }
2698
2699         return err;
2700 }
2701
2702 const char *__connman_service_get_passphrase(struct connman_service *service)
2703 {
2704         if (service == NULL)
2705                 return NULL;
2706
2707         return service->passphrase;
2708 }
2709
2710 void __connman_service_set_agent_passphrase(struct connman_service *service,
2711                                                 const char *agent_passphrase)
2712 {
2713         if (service->hidden == TRUE)
2714                 return;
2715         g_free(service->agent_passphrase);
2716         service->agent_passphrase = g_strdup(agent_passphrase);
2717
2718         if (service->network != NULL)
2719                 connman_network_set_string(service->network,
2720                                         "WiFi.AgentPassphrase",
2721                                         service->agent_passphrase);
2722 }
2723
2724 static DBusMessage *get_properties(DBusConnection *conn,
2725                                         DBusMessage *msg, void *user_data)
2726 {
2727         struct connman_service *service = user_data;
2728         DBusMessage *reply;
2729         DBusMessageIter array, dict;
2730
2731         DBG("service %p", service);
2732
2733         reply = dbus_message_new_method_return(msg);
2734         if (reply == NULL)
2735                 return NULL;
2736
2737         dbus_message_iter_init_append(reply, &array);
2738
2739         connman_dbus_dict_open(&array, &dict);
2740         append_properties(&dict, FALSE, service);
2741         connman_dbus_dict_close(&array, &dict);
2742
2743         return reply;
2744 }
2745
2746 static int update_proxy_configuration(struct connman_service *service,
2747                                 DBusMessageIter *array)
2748 {
2749         DBusMessageIter dict;
2750         enum connman_service_proxy_method method;
2751         GString *servers_str = NULL;
2752         GString *excludes_str = NULL;
2753         const char *url = NULL;
2754
2755         method = CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN;
2756
2757         dbus_message_iter_recurse(array, &dict);
2758
2759         while (dbus_message_iter_get_arg_type(&dict) == DBUS_TYPE_DICT_ENTRY) {
2760                 DBusMessageIter entry, variant;
2761                 const char *key;
2762                 int type;
2763
2764                 dbus_message_iter_recurse(&dict, &entry);
2765
2766                 if (dbus_message_iter_get_arg_type(&entry) != DBUS_TYPE_STRING)
2767                         goto error;
2768
2769                 dbus_message_iter_get_basic(&entry, &key);
2770                 dbus_message_iter_next(&entry);
2771
2772                 if (dbus_message_iter_get_arg_type(&entry) != DBUS_TYPE_VARIANT)
2773                         goto error;
2774
2775                 dbus_message_iter_recurse(&entry, &variant);
2776
2777                 type = dbus_message_iter_get_arg_type(&variant);
2778
2779                 if (g_str_equal(key, "Method") == TRUE) {
2780                         const char *val;
2781
2782                         if (type != DBUS_TYPE_STRING)
2783                                 goto error;
2784
2785                         dbus_message_iter_get_basic(&variant, &val);
2786                         method = string2proxymethod(val);
2787                 } else if (g_str_equal(key, "URL") == TRUE) {
2788                         if (type != DBUS_TYPE_STRING)
2789                                 goto error;
2790
2791                         dbus_message_iter_get_basic(&variant, &url);
2792                 } else if (g_str_equal(key, "Servers") == TRUE) {
2793                         DBusMessageIter str_array;
2794
2795                         if (type != DBUS_TYPE_ARRAY)
2796                                 goto error;
2797
2798                         servers_str = g_string_new(NULL);
2799                         if (servers_str == NULL)
2800                                 goto error;
2801
2802                         dbus_message_iter_recurse(&variant, &str_array);
2803
2804                         while (dbus_message_iter_get_arg_type(&str_array) ==
2805                                                         DBUS_TYPE_STRING) {
2806                                 char *val = NULL;
2807
2808                                 dbus_message_iter_get_basic(&str_array, &val);
2809
2810                                 if (servers_str->len > 0)
2811                                         g_string_append_printf(servers_str,
2812                                                         " %s", val);
2813                                 else
2814                                         g_string_append(servers_str, val);
2815
2816                                 dbus_message_iter_next(&str_array);
2817                         }
2818                 } else if (g_str_equal(key, "Excludes") == TRUE) {
2819                         DBusMessageIter str_array;
2820
2821                         if (type != DBUS_TYPE_ARRAY)
2822                                 goto error;
2823
2824                         excludes_str = g_string_new(NULL);
2825                         if (excludes_str == NULL)
2826                                 goto error;
2827
2828                         dbus_message_iter_recurse(&variant, &str_array);
2829
2830                         while (dbus_message_iter_get_arg_type(&str_array) ==
2831                                                         DBUS_TYPE_STRING) {
2832                                 char *val = NULL;
2833
2834                                 dbus_message_iter_get_basic(&str_array, &val);
2835
2836                                 if (excludes_str->len > 0)
2837                                         g_string_append_printf(excludes_str,
2838                                                         " %s", val);
2839                                 else
2840                                         g_string_append(excludes_str, val);
2841
2842                                 dbus_message_iter_next(&str_array);
2843                         }
2844                 }
2845
2846                 dbus_message_iter_next(&dict);
2847         }
2848
2849         switch (method) {
2850         case CONNMAN_SERVICE_PROXY_METHOD_DIRECT:
2851                 break;
2852         case CONNMAN_SERVICE_PROXY_METHOD_MANUAL:
2853                 if (servers_str == NULL && service->proxies == NULL)
2854                         goto error;
2855
2856                 if (servers_str != NULL) {
2857                         g_strfreev(service->proxies);
2858
2859                         if (servers_str->len > 0)
2860                                 service->proxies = g_strsplit_set(
2861                                         servers_str->str, " ", 0);
2862                         else
2863                                 service->proxies = NULL;
2864                 }
2865
2866                 if (excludes_str != NULL) {
2867                         g_strfreev(service->excludes);
2868
2869                         if (excludes_str->len > 0)
2870                                 service->excludes = g_strsplit_set(
2871                                         excludes_str->str, " ", 0);
2872                         else
2873                                 service->excludes = NULL;
2874                 }
2875
2876                 if (service->proxies == NULL)
2877                         method = CONNMAN_SERVICE_PROXY_METHOD_DIRECT;
2878
2879                 break;
2880         case CONNMAN_SERVICE_PROXY_METHOD_AUTO:
2881                 g_free(service->pac);
2882
2883                 if (url != NULL && strlen(url) > 0)
2884                         service->pac = g_strdup(url);
2885                 else
2886                         service->pac = NULL;
2887
2888                 /* if we are connected:
2889                    - if service->pac == NULL
2890                    - if __connman_ipconfig_get_proxy_autoconfig(
2891                    service->ipconfig) == NULL
2892                    --> We should start WPAD */
2893
2894                 break;
2895         case CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN:
2896                 goto error;
2897         }
2898
2899         if (servers_str != NULL)
2900                 g_string_free(servers_str, TRUE);
2901
2902         if (excludes_str != NULL)
2903                 g_string_free(excludes_str, TRUE);
2904
2905         service->proxy_config = method;
2906
2907         return 0;
2908
2909 error:
2910         if (servers_str != NULL)
2911                 g_string_free(servers_str, TRUE);
2912
2913         if (excludes_str != NULL)
2914                 g_string_free(excludes_str, TRUE);
2915
2916         return -EINVAL;
2917 }
2918
2919 static int set_ipconfig(struct connman_service *service,
2920                         struct connman_ipconfig *ipconfig,
2921                         DBusMessageIter *array,
2922                         enum connman_service_state state,
2923                         enum connman_service_state *new_state)
2924 {
2925         enum connman_ipconfig_method old_method;
2926         enum connman_ipconfig_method method = CONNMAN_IPCONFIG_METHOD_UNKNOWN;
2927         enum connman_ipconfig_type type;
2928         int err;
2929
2930         if (ipconfig == NULL)
2931                 return -EINVAL;
2932
2933         old_method = __connman_ipconfig_get_method(ipconfig);
2934
2935         if (is_connecting_state(service, state) ||
2936                                         is_connected_state(service, state))
2937                 __connman_network_clear_ipconfig(service->network, ipconfig);
2938
2939         err = __connman_ipconfig_set_config(ipconfig, array);
2940         method = __connman_ipconfig_get_method(ipconfig);
2941         type = __connman_ipconfig_get_config_type(ipconfig);
2942
2943         if (type == CONNMAN_IPCONFIG_TYPE_IPV4) {
2944                 if (err == 0 && old_method == CONNMAN_IPCONFIG_METHOD_OFF &&
2945                                 method == CONNMAN_IPCONFIG_METHOD_DHCP) {
2946                         *new_state = service->state_ipv4 =
2947                                 CONNMAN_SERVICE_STATE_CONFIGURATION;
2948                         __connman_ipconfig_enable(ipconfig);
2949                 }
2950
2951         } else if (type == CONNMAN_IPCONFIG_TYPE_IPV6) {
2952                 if (err == 0 && old_method == CONNMAN_IPCONFIG_METHOD_OFF &&
2953                                 method == CONNMAN_IPCONFIG_METHOD_AUTO) {
2954                         *new_state = service->state_ipv6;
2955                         __connman_ipconfig_enable(ipconfig);
2956                 }
2957         }
2958
2959         DBG("err %d ipconfig %p type %d method %d state %s", err, ipconfig,
2960                 type, method, state2string(*new_state));
2961
2962         return err;
2963 }
2964
2965 static DBusMessage *set_property(DBusConnection *conn,
2966                                         DBusMessage *msg, void *user_data)
2967 {
2968         struct connman_service *service = user_data;
2969         DBusMessageIter iter, value;
2970         const char *name;
2971         int type;
2972
2973         DBG("service %p", service);
2974
2975         if (dbus_message_iter_init(msg, &iter) == FALSE)
2976                 return __connman_error_invalid_arguments(msg);
2977
2978         if (dbus_message_iter_get_arg_type(&iter) != DBUS_TYPE_STRING)
2979                 return __connman_error_invalid_arguments(msg);
2980
2981         dbus_message_iter_get_basic(&iter, &name);
2982         dbus_message_iter_next(&iter);
2983
2984         if (dbus_message_iter_get_arg_type(&iter) != DBUS_TYPE_VARIANT)
2985                 return __connman_error_invalid_arguments(msg);
2986
2987         dbus_message_iter_recurse(&iter, &value);
2988
2989         type = dbus_message_iter_get_arg_type(&value);
2990
2991         if (g_str_equal(name, "AutoConnect") == TRUE) {
2992                 connman_bool_t autoconnect;
2993
2994                 if (type != DBUS_TYPE_BOOLEAN)
2995                         return __connman_error_invalid_arguments(msg);
2996
2997                 if (service->favorite == FALSE)
2998                         return __connman_error_invalid_service(msg);
2999
3000                 dbus_message_iter_get_basic(&value, &autoconnect);
3001
3002                 if (service->autoconnect == autoconnect)
3003                         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
3004
3005                 service->autoconnect = autoconnect;
3006
3007                 autoconnect_changed(service);
3008
3009                 service_save(service);
3010         } else if (g_str_equal(name, "Nameservers.Configuration") == TRUE) {
3011                 DBusMessageIter entry;
3012                 GString *str;
3013                 int index;
3014                 const char *gw;
3015
3016                 if (type != DBUS_TYPE_ARRAY)
3017                         return __connman_error_invalid_arguments(msg);
3018
3019                 str = g_string_new(NULL);
3020                 if (str == NULL)
3021                         return __connman_error_invalid_arguments(msg);
3022
3023                 index = connman_network_get_index(service->network);
3024                 gw = __connman_ipconfig_get_gateway_from_index(index,
3025                         CONNMAN_IPCONFIG_TYPE_ALL);
3026
3027                 if (gw && strlen(gw))
3028                         __connman_service_nameserver_del_routes(service,
3029                                                 CONNMAN_IPCONFIG_TYPE_ALL);
3030
3031                 dbus_message_iter_recurse(&value, &entry);
3032
3033                 while (dbus_message_iter_get_arg_type(&entry) == DBUS_TYPE_STRING) {
3034                         const char *val;
3035                         dbus_message_iter_get_basic(&entry, &val);
3036                         dbus_message_iter_next(&entry);
3037                         if (connman_inet_check_ipaddress(val) > 0) {
3038                                 if (str->len > 0)
3039                                         g_string_append_printf(str, " %s", val);
3040                                 else
3041                                         g_string_append(str, val);
3042                         }
3043                 }
3044
3045                 remove_nameservers(service, NULL, service->nameservers_config);
3046                 g_strfreev(service->nameservers_config);
3047
3048                 if (str->len > 0) {
3049                         service->nameservers_config =
3050                                 g_strsplit_set(str->str, " ", 0);
3051                 } else {
3052                         service->nameservers_config = NULL;
3053                 }
3054
3055                 g_string_free(str, TRUE);
3056
3057                 if (gw && strlen(gw))
3058                         __connman_service_nameserver_add_routes(service, gw);
3059
3060                 update_nameservers(service);
3061                 dns_configuration_changed(service);
3062
3063                 service_save(service);
3064         } else if (g_str_equal(name, "Timeservers.Configuration") == TRUE) {
3065                 DBusMessageIter entry;
3066                 GSList *list = NULL;
3067                 int count = 0;
3068
3069                 if (type != DBUS_TYPE_ARRAY)
3070                         return __connman_error_invalid_arguments(msg);
3071
3072                 dbus_message_iter_recurse(&value, &entry);
3073
3074                 while (dbus_message_iter_get_arg_type(&entry) == DBUS_TYPE_STRING) {
3075                         const char *val;
3076                         GSList *new_head;
3077
3078                         dbus_message_iter_get_basic(&entry, &val);
3079
3080                         new_head = __connman_timeserver_add_list(list, val);
3081                         if (list != new_head) {
3082                                 count++;
3083                                 list = new_head;
3084                         }
3085
3086                         dbus_message_iter_next(&entry);
3087                 }
3088
3089                 g_strfreev(service->timeservers_config);
3090                 service->timeservers_config = NULL;
3091
3092                 if (list != NULL) {
3093                         service->timeservers_config = g_new0(char *, count+1);
3094
3095                         while (list != NULL) {
3096                                 count--;
3097                                 service->timeservers_config[count] = list->data;
3098                                 list = g_slist_delete_link(list, list);
3099                         };
3100                 }
3101
3102                 service_save(service);
3103                 timeservers_configuration_changed(service);
3104
3105                 __connman_timeserver_sync(service);
3106         } else if (g_str_equal(name, "Domains.Configuration") == TRUE) {
3107                 DBusMessageIter entry;
3108                 GString *str;
3109
3110                 if (type != DBUS_TYPE_ARRAY)
3111                         return __connman_error_invalid_arguments(msg);
3112
3113                 str = g_string_new(NULL);
3114                 if (str == NULL)
3115                         return __connman_error_invalid_arguments(msg);
3116
3117                 dbus_message_iter_recurse(&value, &entry);
3118
3119                 while (dbus_message_iter_get_arg_type(&entry) == DBUS_TYPE_STRING) {
3120                         const char *val;
3121                         dbus_message_iter_get_basic(&entry, &val);
3122                         dbus_message_iter_next(&entry);
3123                         if (str->len > 0)
3124                                 g_string_append_printf(str, " %s", val);
3125                         else
3126                                 g_string_append(str, val);
3127                 }
3128
3129                 remove_searchdomains(service, NULL, service->domains);
3130                 g_strfreev(service->domains);
3131
3132                 if (str->len > 0)
3133                         service->domains = g_strsplit_set(str->str, " ", 0);
3134                 else
3135                         service->domains = NULL;
3136
3137                 g_string_free(str, TRUE);
3138
3139                 update_nameservers(service);
3140                 domain_configuration_changed(service);
3141
3142                 service_save(service);
3143         } else if (g_str_equal(name, "Proxy.Configuration") == TRUE) {
3144                 int err;
3145
3146                 if (type != DBUS_TYPE_ARRAY)
3147                         return __connman_error_invalid_arguments(msg);
3148
3149                 err = update_proxy_configuration(service, &value);
3150
3151                 if (err < 0)
3152                         return __connman_error_failed(msg, -err);
3153
3154                 proxy_configuration_changed(service);
3155
3156                 __connman_notifier_proxy_changed(service);
3157
3158                 service_save(service);
3159         } else if (g_str_equal(name, "IPv4.Configuration") == TRUE ||
3160                         g_str_equal(name, "IPv6.Configuration")) {
3161
3162                 struct connman_ipconfig *ipv4 = NULL, *ipv6 = NULL;
3163                 enum connman_service_state state =
3164                                                 CONNMAN_SERVICE_STATE_UNKNOWN;
3165                 int err = 0;
3166
3167                 DBG("%s", name);
3168
3169                 if (service->ipconfig_ipv4 == NULL &&
3170                                         service->ipconfig_ipv6 == NULL)
3171                         return __connman_error_invalid_property(msg);
3172
3173                 if (g_str_equal(name, "IPv4.Configuration") == TRUE) {
3174                         ipv4 = service->ipconfig_ipv4;
3175                         err = set_ipconfig(service, ipv4, &value,
3176                                         service->state_ipv4, &state);
3177
3178                 } else if (g_str_equal(name, "IPv6.Configuration") == TRUE) {
3179                         ipv6 = service->ipconfig_ipv6;
3180                         err = set_ipconfig(service, ipv6, &value,
3181                                         service->state_ipv6, &state);
3182                 }
3183
3184                 if (err < 0) {
3185                         if (is_connected_state(service, state) ||
3186                                         is_connecting_state(service, state))
3187                                 __connman_network_set_ipconfig(service->network,
3188                                                                 ipv4, ipv6);
3189                         return __connman_error_failed(msg, -err);
3190                 }
3191
3192                 if (ipv4)
3193                         ipv4_configuration_changed(service);
3194                 else if (ipv6)
3195                         ipv6_configuration_changed(service);
3196
3197                 if (is_connecting(service) || is_connected(service))
3198                         __connman_network_set_ipconfig(service->network,
3199                                                         ipv4, ipv6);
3200
3201                 service_save(service);
3202         } else
3203                 return __connman_error_invalid_property(msg);
3204
3205         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
3206 }
3207
3208 static void set_idle(struct connman_service *service)
3209 {
3210         service->state = service->state_ipv4 = service->state_ipv6 =
3211                                                 CONNMAN_SERVICE_STATE_IDLE;
3212         service->error = CONNMAN_SERVICE_ERROR_UNKNOWN;
3213         state_changed(service);
3214 }
3215
3216 static DBusMessage *clear_property(DBusConnection *conn,
3217                                         DBusMessage *msg, void *user_data)
3218 {
3219         struct connman_service *service = user_data;
3220         const char *name;
3221
3222         DBG("service %p", service);
3223
3224         dbus_message_get_args(msg, NULL, DBUS_TYPE_STRING, &name,
3225                                                         DBUS_TYPE_INVALID);
3226
3227         if (g_str_equal(name, "Error") == TRUE) {
3228                 set_idle(service);
3229
3230                 g_get_current_time(&service->modified);
3231                 service_save(service);
3232         } else
3233                 return __connman_error_invalid_property(msg);
3234
3235         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
3236 }
3237
3238 static connman_bool_t is_ignore(struct connman_service *service)
3239 {
3240         if (service->autoconnect == FALSE)
3241                 return TRUE;
3242
3243         if (service->roaming == TRUE)
3244                 return TRUE;
3245
3246         if (service->ignore == TRUE)
3247                 return TRUE;
3248
3249         if (service->state == CONNMAN_SERVICE_STATE_FAILURE)
3250                 return TRUE;
3251
3252         return FALSE;
3253 }
3254
3255 struct preferred_tech_data {
3256         GSequence *preferred_list;
3257         enum connman_service_type type;
3258 };
3259
3260 static void preferred_tech_add_by_type(gpointer data, gpointer user_data)
3261 {
3262         struct connman_service *service = data;
3263         struct preferred_tech_data *tech_data = user_data;
3264
3265         if (service->type == tech_data->type) {
3266                 g_sequence_append(tech_data->preferred_list, service);
3267
3268                 DBG("type %d service %p %s", tech_data->type, service,
3269                                 service->name);
3270         }
3271 }
3272
3273 static GSequence* preferred_tech_list_get(GSequence *list)
3274 {
3275         unsigned int *tech_array;
3276         struct preferred_tech_data tech_data;
3277         int i;
3278
3279         tech_array = connman_setting_get_uint_list("PreferredTechnologies");
3280         if (tech_array == NULL)
3281                 return NULL;
3282
3283         tech_data.preferred_list = g_sequence_new(NULL);
3284
3285         for (i = 0; tech_array[i] != 0; i += 1) {
3286                 tech_data.type = tech_array[i];
3287                 g_sequence_foreach(service_list, preferred_tech_add_by_type,
3288                                 &tech_data);
3289         }
3290
3291         return tech_data.preferred_list;
3292 }
3293
3294 static connman_bool_t auto_connect_service(GSequenceIter* iter,
3295                 connman_bool_t preferred)
3296 {
3297         struct connman_service *service = NULL;
3298
3299         while (g_sequence_iter_is_end(iter) == FALSE) {
3300                 service = g_sequence_get(iter);
3301
3302                 if (service->pending != NULL)
3303                         return TRUE;
3304
3305                 if (is_connecting(service) == TRUE)
3306                         return TRUE;
3307
3308                 if (service->favorite == FALSE) {
3309                         if (preferred == TRUE)
3310                                 goto next_service;
3311                         return FALSE;
3312                 }
3313
3314                 if (is_connected(service) == TRUE) {
3315                         if (preferred == TRUE && service->state !=
3316                                         CONNMAN_SERVICE_STATE_ONLINE)
3317                                 goto next_service;
3318                         return TRUE;
3319                 }
3320
3321                 if (is_ignore(service) == FALSE && service->state ==
3322                                 CONNMAN_SERVICE_STATE_IDLE)
3323                         break;
3324
3325         next_service:
3326                 service = NULL;
3327
3328                 iter = g_sequence_iter_next(iter);
3329         }
3330
3331         if (service != NULL) {
3332
3333                 DBG("service %p %s %s", service, service->name,
3334                                 (preferred == TRUE)? "preferred": "auto");
3335
3336                 service->userconnect = FALSE;
3337                 __connman_service_connect(service);
3338                 return TRUE;
3339         }
3340         return FALSE;
3341 }
3342
3343 static gboolean run_auto_connect(gpointer data)
3344 {
3345         GSequenceIter *iter = NULL;
3346         GSequence *preferred_tech;
3347
3348         autoconnect_timeout = 0;
3349
3350         DBG("");
3351
3352         preferred_tech = preferred_tech_list_get(service_list);
3353         if (preferred_tech != NULL)
3354                 iter = g_sequence_get_begin_iter(preferred_tech);
3355
3356         if (iter == NULL || auto_connect_service(iter, TRUE) == FALSE)
3357                 iter = g_sequence_get_begin_iter(service_list);
3358
3359         if (iter != NULL)
3360                 auto_connect_service(iter, FALSE);
3361
3362         if (preferred_tech != NULL)
3363                 g_sequence_free(preferred_tech);
3364
3365         return FALSE;
3366 }
3367
3368 void __connman_service_auto_connect(void)
3369 {
3370         DBG("");
3371
3372         if (__connman_session_mode() == TRUE) {
3373                 DBG("Session mode enabled: auto connect disabled");
3374                 return;
3375         }
3376
3377         if (autoconnect_timeout != 0)
3378                 return;
3379
3380         autoconnect_timeout = g_timeout_add_seconds(0, run_auto_connect, NULL);
3381 }
3382
3383 static void remove_timeout(struct connman_service *service)
3384 {
3385         if (service->timeout > 0) {
3386                 g_source_remove(service->timeout);
3387                 service->timeout = 0;
3388         }
3389 }
3390
3391 static void reply_pending(struct connman_service *service, int error)
3392 {
3393         remove_timeout(service);
3394
3395         if (service->pending != NULL) {
3396                 if (error > 0) {
3397                         DBusMessage *reply;
3398
3399                         reply = __connman_error_failed(service->pending,
3400                                                                 error);
3401                         if (reply != NULL)
3402                                 g_dbus_send_message(connection, reply);
3403                 } else {
3404                         const char *sender;
3405
3406                         sender = dbus_message_get_interface(service->pending);
3407
3408                         DBG("sender %s", sender);
3409
3410                         if (g_strcmp0(sender, CONNMAN_MANAGER_INTERFACE) == 0)
3411                                 g_dbus_send_reply(connection, service->pending,
3412                                         DBUS_TYPE_OBJECT_PATH, &service->path,
3413                                                         DBUS_TYPE_INVALID);
3414                         else
3415                                 g_dbus_send_reply(connection, service->pending,
3416                                                         DBUS_TYPE_INVALID);
3417                 }
3418
3419                 dbus_message_unref(service->pending);
3420                 service->pending = NULL;
3421         }
3422 }
3423
3424 static gboolean connect_timeout(gpointer user_data)
3425 {
3426         struct connman_service *service = user_data;
3427         connman_bool_t autoconnect = FALSE;
3428
3429         DBG("service %p", service);
3430
3431         service->timeout = 0;
3432
3433         if (service->network != NULL)
3434                 __connman_network_disconnect(service->network);
3435
3436         __connman_ipconfig_disable(service->ipconfig_ipv4);
3437         __connman_ipconfig_disable(service->ipconfig_ipv6);
3438
3439         __connman_stats_service_unregister(service);
3440
3441         if (service->pending != NULL) {
3442                 DBusMessage *reply;
3443
3444                 reply = __connman_error_operation_timeout(service->pending);
3445                 if (reply != NULL)
3446                         g_dbus_send_message(connection, reply);
3447
3448                 dbus_message_unref(service->pending);
3449                 service->pending = NULL;
3450         } else
3451                 autoconnect = TRUE;
3452
3453         __connman_service_ipconfig_indicate_state(service,
3454                                         CONNMAN_SERVICE_STATE_FAILURE,
3455                                         CONNMAN_IPCONFIG_TYPE_IPV4);
3456         __connman_service_ipconfig_indicate_state(service,
3457                                         CONNMAN_SERVICE_STATE_FAILURE,
3458                                         CONNMAN_IPCONFIG_TYPE_IPV6);
3459
3460         if (autoconnect == TRUE && service->userconnect == FALSE)
3461                 __connman_service_auto_connect();
3462
3463         return FALSE;
3464 }
3465
3466 static void set_reconnect_state(struct connman_service *service,
3467                                                 connman_bool_t reconnect)
3468 {
3469         struct connman_device *device;
3470
3471         if (service->network == NULL)
3472                 return;
3473
3474         device = connman_network_get_device(service->network);
3475         if (device == NULL)
3476                 return;
3477
3478         __connman_device_set_reconnect(device, reconnect);
3479 }
3480
3481 static connman_bool_t get_reconnect_state(struct connman_service *service)
3482 {
3483         struct connman_device *device;
3484
3485         if (service->network == NULL)
3486                 return FALSE;
3487
3488         device = connman_network_get_device(service->network);
3489         if (device == NULL)
3490                 return FALSE;
3491
3492         return __connman_device_get_reconnect(device);
3493 }
3494
3495 static DBusMessage *connect_service(DBusConnection *conn,
3496                                         DBusMessage *msg, void *user_data)
3497 {
3498         struct connman_service *service = user_data;
3499         GSequenceIter *iter;
3500         int err;
3501
3502         DBG("service %p", service);
3503
3504         if (service->pending != NULL)
3505                 return __connman_error_in_progress(msg);
3506
3507         iter = g_sequence_get_begin_iter(service_list);
3508
3509         while (g_sequence_iter_is_end(iter) == FALSE) {
3510                 struct connman_service *temp = g_sequence_get(iter);
3511
3512                 if (service->type == temp->type && is_connecting(temp) == TRUE)
3513                         return __connman_error_in_progress(msg);
3514
3515                 iter = g_sequence_iter_next(iter);
3516         }
3517
3518         service->ignore = FALSE;
3519
3520         service->userconnect = TRUE;
3521
3522         service->pending = dbus_message_ref(msg);
3523
3524         set_reconnect_state(service, FALSE);
3525
3526         err = __connman_service_connect(service);
3527         if (err < 0) {
3528                 if (service->pending == NULL)
3529                         return NULL;
3530
3531                 if (err != -EINPROGRESS) {
3532                         dbus_message_unref(service->pending);
3533                         service->pending = NULL;
3534
3535                         return __connman_error_failed(msg, -err);
3536                 }
3537
3538                 return NULL;
3539         }
3540
3541         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
3542 }
3543
3544 static DBusMessage *disconnect_service(DBusConnection *conn,
3545                                         DBusMessage *msg, void *user_data)
3546 {
3547         struct connman_service *service = user_data;
3548         int err;
3549
3550         DBG("service %p", service);
3551
3552         reply_pending(service, ECONNABORTED);
3553
3554         service->ignore = TRUE;
3555
3556         set_reconnect_state(service, FALSE);
3557
3558         err = __connman_service_disconnect(service);
3559         if (err < 0) {
3560                 if (err != -EINPROGRESS)
3561                         return __connman_error_failed(msg, -err);
3562
3563                 return NULL;
3564         }
3565
3566         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
3567 }
3568
3569 gboolean __connman_service_remove(struct connman_service *service)
3570 {
3571         if (service->type == CONNMAN_SERVICE_TYPE_ETHERNET)
3572                 return FALSE;
3573
3574         if (service->immutable == TRUE || service->hidden == TRUE)
3575                 return FALSE;
3576
3577         if (service->favorite == FALSE && service->state !=
3578                                                 CONNMAN_SERVICE_STATE_FAILURE)
3579                 return FALSE;
3580
3581         set_reconnect_state(service, FALSE);
3582
3583         __connman_service_disconnect(service);
3584
3585         g_free(service->passphrase);
3586         service->passphrase = NULL;
3587
3588         g_free(service->agent_passphrase);
3589         service->agent_passphrase = NULL;
3590
3591         g_free(service->identity);
3592         service->identity = NULL;
3593
3594         g_free(service->agent_identity);
3595         service->agent_identity = NULL;
3596
3597         g_free(service->eap);
3598         service->eap = NULL;
3599
3600         set_idle(service);
3601
3602         __connman_service_set_favorite(service, FALSE);
3603
3604         service_save(service);
3605
3606         return TRUE;
3607 }
3608
3609 static DBusMessage *remove_service(DBusConnection *conn,
3610                                         DBusMessage *msg, void *user_data)
3611 {
3612         struct connman_service *service = user_data;
3613
3614         DBG("service %p", service);
3615
3616         if (__connman_service_remove(service) == FALSE)
3617                 return __connman_error_not_supported(msg);
3618
3619         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
3620 }
3621
3622 static gboolean check_suitable_state(enum connman_service_state a,
3623                                         enum connman_service_state b)
3624 {
3625         /*
3626          * Special check so that "ready" service can be moved before
3627          * "online" one.
3628          */
3629         if ((a == CONNMAN_SERVICE_STATE_ONLINE &&
3630                         b == CONNMAN_SERVICE_STATE_READY) ||
3631                 (b == CONNMAN_SERVICE_STATE_ONLINE &&
3632                         a == CONNMAN_SERVICE_STATE_READY))
3633                 return TRUE;
3634
3635         return a == b;
3636 }
3637
3638 static void downgrade_state(struct connman_service *service)
3639 {
3640         if (service == NULL)
3641                 return;
3642
3643         DBG("service %p state4 %d state6 %d", service, service->state_ipv4,
3644                                                 service->state_ipv6);
3645
3646         if (service->state_ipv4 == CONNMAN_SERVICE_STATE_ONLINE)
3647                 __connman_service_ipconfig_indicate_state(service,
3648                                                 CONNMAN_SERVICE_STATE_READY,
3649                                                 CONNMAN_IPCONFIG_TYPE_IPV4);
3650
3651         if (service->state_ipv6 == CONNMAN_SERVICE_STATE_ONLINE)
3652                 __connman_service_ipconfig_indicate_state(service,
3653                                                 CONNMAN_SERVICE_STATE_READY,
3654                                                 CONNMAN_IPCONFIG_TYPE_IPV6);
3655 }
3656
3657 static void apply_relevant_default_downgrade(struct connman_service *service)
3658 {
3659         struct connman_service *def_service;
3660
3661         def_service = __connman_service_get_default();
3662         if (def_service == NULL)
3663                 return;
3664
3665         if (def_service == service &&
3666                         def_service->state == CONNMAN_SERVICE_STATE_ONLINE)
3667                 def_service->state = CONNMAN_SERVICE_STATE_READY;
3668 }
3669
3670 static void switch_default_service(struct connman_service *default_service,
3671                 struct connman_service *downgrade_service)
3672 {
3673         GSequenceIter *src, *dst;
3674
3675         apply_relevant_default_downgrade(default_service);
3676         src = g_hash_table_lookup(service_hash, downgrade_service->identifier);
3677         dst = g_hash_table_lookup(service_hash, default_service->identifier);
3678         g_sequence_move(src, dst);
3679         downgrade_state(downgrade_service);
3680 }
3681
3682 static DBusMessage *move_service(DBusConnection *conn,
3683                                         DBusMessage *msg, void *user_data,
3684                                                                 gboolean before)
3685 {
3686         struct connman_service *service = user_data;
3687         struct connman_service *target;
3688         const char *path;
3689         enum connman_ipconfig_method target4, target6;
3690         enum connman_ipconfig_method service4, service6;
3691
3692         DBG("service %p", service);
3693
3694         dbus_message_get_args(msg, NULL, DBUS_TYPE_OBJECT_PATH, &path,
3695                                                         DBUS_TYPE_INVALID);
3696
3697         if (service->favorite == FALSE)
3698                 return __connman_error_not_supported(msg);
3699
3700         target = find_service(path);
3701         if (target == NULL || target->favorite == FALSE || target == service)
3702                 return __connman_error_invalid_service(msg);
3703
3704         if (target->type == CONNMAN_SERVICE_TYPE_VPN) {
3705                 /*
3706                  * We only allow VPN route splitting if there are
3707                  * routes defined for a given VPN.
3708                  */
3709                 if (__connman_provider_check_routes(target->provider)
3710                                                                 == FALSE) {
3711                         connman_info("Cannot move service. "
3712                                 "No routes defined for provider %s",
3713                                 __connman_provider_get_ident(target->provider));
3714                         return __connman_error_invalid_service(msg);
3715                 }
3716
3717                 target->do_split_routing = TRUE;
3718         } else
3719                 target->do_split_routing = FALSE;
3720
3721         service->do_split_routing = FALSE;
3722
3723         target4 = __connman_ipconfig_get_method(target->ipconfig_ipv4);
3724         target6 = __connman_ipconfig_get_method(target->ipconfig_ipv6);
3725         service4 = __connman_ipconfig_get_method(service->ipconfig_ipv4);
3726         service6 = __connman_ipconfig_get_method(service->ipconfig_ipv6);
3727
3728         DBG("target %s method %d/%d state %d/%d split %d", target->identifier,
3729                 target4, target6, target->state_ipv4, target->state_ipv6,
3730                 target->do_split_routing);
3731
3732         DBG("service %s method %d/%d state %d/%d", service->identifier,
3733                                 service4, service6,
3734                                 service->state_ipv4, service->state_ipv6);
3735
3736         /*
3737          * If method is OFF, then we do not need to check the corresponding
3738          * ipconfig state.
3739          */
3740         if (target4 == CONNMAN_IPCONFIG_METHOD_OFF) {
3741                 if (service6 != CONNMAN_IPCONFIG_METHOD_OFF) {
3742                         if (check_suitable_state(target->state_ipv6,
3743                                                 service->state_ipv6) == FALSE)
3744                                 return __connman_error_invalid_service(msg);
3745                 }
3746         }
3747
3748         if (target6 == CONNMAN_IPCONFIG_METHOD_OFF) {
3749                 if (service4 != CONNMAN_IPCONFIG_METHOD_OFF) {
3750                         if (check_suitable_state(target->state_ipv4,
3751                                                 service->state_ipv4) == FALSE)
3752                                 return __connman_error_invalid_service(msg);
3753                 }
3754         }
3755
3756         if (service4 == CONNMAN_IPCONFIG_METHOD_OFF) {
3757                 if (target6 != CONNMAN_IPCONFIG_METHOD_OFF) {
3758                         if (check_suitable_state(target->state_ipv6,
3759                                                 service->state_ipv6) == FALSE)
3760                                 return __connman_error_invalid_service(msg);
3761                 }
3762         }
3763
3764         if (service6 == CONNMAN_IPCONFIG_METHOD_OFF) {
3765                 if (target4 != CONNMAN_IPCONFIG_METHOD_OFF) {
3766                         if (check_suitable_state(target->state_ipv4,
3767                                                 service->state_ipv4) == FALSE)
3768                                 return __connman_error_invalid_service(msg);
3769                 }
3770         }
3771
3772         g_get_current_time(&service->modified);
3773         service_save(service);
3774         service_save(target);
3775
3776         /*
3777          * If the service which goes down is the default service and is
3778          * online, we downgrade directly its state to ready so:
3779          * the service which goes up, needs to recompute its state which
3780          * is triggered via downgrading it - if relevant - to state ready.
3781          */
3782         if (before == TRUE)
3783                 switch_default_service(target, service);
3784         else
3785                 switch_default_service(service, target);
3786
3787         __connman_connection_update_gateway();
3788
3789         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
3790 }
3791
3792 static DBusMessage *move_before(DBusConnection *conn,
3793                                         DBusMessage *msg, void *user_data)
3794 {
3795         return move_service(conn, msg, user_data, TRUE);
3796 }
3797
3798 static DBusMessage *move_after(DBusConnection *conn,
3799                                         DBusMessage *msg, void *user_data)
3800 {
3801         return move_service(conn, msg, user_data, FALSE);
3802 }
3803
3804 static DBusMessage *reset_counters(DBusConnection *conn,
3805                                         DBusMessage *msg, void *user_data)
3806 {
3807         struct connman_service *service = user_data;
3808
3809         reset_stats(service);
3810
3811         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
3812 }
3813
3814 static struct _services_notify {
3815         int id;
3816         GHashTable *add;
3817         GHashTable *remove;
3818 } *services_notify;
3819
3820 static void service_append_added_foreach(gpointer data, gpointer user_data)
3821 {
3822         struct connman_service *service = data;
3823         DBusMessageIter *iter = user_data;
3824
3825         if (service == NULL || service->path == NULL) {
3826                 DBG("service %p or path is NULL", service);
3827                 return;
3828         }
3829
3830         if (g_hash_table_lookup(services_notify->add, service->path) != NULL) {
3831                 DBG("new %s", service->path);
3832
3833                 append_struct(service, iter);
3834                 g_hash_table_remove(services_notify->add, service->path);
3835         } else {
3836                 DBG("changed %s", service->path);
3837
3838                 append_struct_service(iter, NULL, service);
3839         }
3840 }
3841
3842 static void service_append_ordered(DBusMessageIter *iter, void *user_data)
3843 {
3844         if (service_list != NULL)
3845                 g_sequence_foreach(service_list,
3846                                         service_append_added_foreach, iter);
3847 }
3848
3849 static void append_removed(gpointer key, gpointer value, gpointer user_data)
3850 {
3851         char *objpath = key;
3852         DBusMessageIter *iter = user_data;
3853
3854         DBG("removed %s", objpath);
3855         dbus_message_iter_append_basic(iter, DBUS_TYPE_OBJECT_PATH, &objpath);
3856 }
3857
3858 static gboolean service_send_changed(gpointer data)
3859 {
3860         DBusMessage *signal;
3861         DBusMessageIter iter, array;
3862
3863         DBG("");
3864
3865         signal = dbus_message_new_signal(CONNMAN_MANAGER_PATH,
3866                         CONNMAN_MANAGER_INTERFACE, "ServicesChanged");
3867         if (signal == NULL)
3868                 return FALSE;
3869
3870         __connman_dbus_append_objpath_dict_array(signal,
3871                         service_append_ordered, NULL);
3872
3873         dbus_message_iter_init_append(signal, &iter);
3874         dbus_message_iter_open_container(&iter, DBUS_TYPE_ARRAY,
3875                         DBUS_TYPE_OBJECT_PATH_AS_STRING, &array);
3876
3877         g_hash_table_foreach(services_notify->remove, append_removed, &array);
3878
3879         dbus_message_iter_close_container(&iter, &array);
3880
3881         dbus_connection_send(connection, signal, NULL);
3882         dbus_message_unref(signal);
3883
3884         g_hash_table_remove_all(services_notify->remove);
3885         g_hash_table_remove_all(services_notify->add);
3886
3887         services_notify->id = 0;
3888         return FALSE;
3889 }
3890
3891 static void service_schedule_changed(void)
3892 {
3893         if (services_notify->id != 0)
3894                 return;
3895
3896         services_notify->id = g_timeout_add(100, service_send_changed, NULL);
3897 }
3898
3899 static void service_schedule_added(struct connman_service *service)
3900 {
3901         DBG("service %p", service);
3902
3903         g_hash_table_remove(services_notify->remove, service->path);
3904         g_hash_table_replace(services_notify->add, service->path, service);
3905
3906         service_schedule_changed();
3907 }
3908
3909 static void service_schedule_removed(struct connman_service *service)
3910 {
3911         DBG("service %p %s", service, service->path);
3912
3913         if (service == NULL || service->path == NULL) {
3914                 DBG("service %p or path is NULL", service);
3915                 return;
3916         }
3917
3918         g_hash_table_remove(services_notify->add, service->path);
3919         g_hash_table_replace(services_notify->remove, g_strdup(service->path),
3920                         NULL);
3921
3922         service_schedule_changed();
3923 }
3924
3925 static const GDBusMethodTable service_methods[] = {
3926         { GDBUS_DEPRECATED_METHOD("GetProperties",
3927                         NULL, GDBUS_ARGS({ "properties", "a{sv}" }),
3928                         get_properties) },
3929         { GDBUS_METHOD("SetProperty",
3930                         GDBUS_ARGS({ "name", "s" }, { "value", "v" }),
3931                         NULL, set_property) },
3932         { GDBUS_METHOD("ClearProperty",
3933                         GDBUS_ARGS({ "name", "s" }), NULL,
3934                         clear_property) },
3935         { GDBUS_ASYNC_METHOD("Connect", NULL, NULL,
3936                               connect_service) },
3937         { GDBUS_METHOD("Disconnect", NULL, NULL,
3938                         disconnect_service) },
3939         { GDBUS_METHOD("Remove", NULL, NULL, remove_service) },
3940         { GDBUS_METHOD("MoveBefore",
3941                         GDBUS_ARGS({ "service", "o" }), NULL,
3942                         move_before) },
3943         { GDBUS_METHOD("MoveAfter",
3944                         GDBUS_ARGS({ "service", "o" }), NULL,
3945                         move_after) },
3946         { GDBUS_METHOD("ResetCounters", NULL, NULL, reset_counters) },
3947         { },
3948 };
3949
3950 static const GDBusSignalTable service_signals[] = {
3951         { GDBUS_SIGNAL("PropertyChanged",
3952                         GDBUS_ARGS({ "name", "s" }, { "value", "v" })) },
3953         { },
3954 };
3955
3956 static void service_free(gpointer user_data)
3957 {
3958         struct connman_service *service = user_data;
3959         char *path = service->path;
3960
3961         DBG("service %p", service);
3962
3963         reply_pending(service, ENOENT);
3964
3965         g_hash_table_remove(service_hash, service->identifier);
3966
3967         __connman_notifier_service_remove(service);
3968         service_schedule_removed(service);
3969
3970         stats_stop(service);
3971
3972         service->path = NULL;
3973
3974         if (path != NULL) {
3975                 __connman_connection_update_gateway();
3976
3977                 g_dbus_unregister_interface(connection, path,
3978                                                 CONNMAN_SERVICE_INTERFACE);
3979                 g_free(path);
3980         }
3981
3982         g_hash_table_destroy(service->counter_table);
3983
3984         if (service->network != NULL) {
3985                 __connman_network_disconnect(service->network);
3986                 connman_network_unref(service->network);
3987                 service->network = NULL;
3988         }
3989
3990         if (service->provider != NULL)
3991                 connman_provider_unref(service->provider);
3992
3993         if (service->ipconfig_ipv4 != NULL) {
3994                 __connman_ipconfig_set_ops(service->ipconfig_ipv4, NULL);
3995                 __connman_ipconfig_set_data(service->ipconfig_ipv4, NULL);
3996                 __connman_ipconfig_unref(service->ipconfig_ipv4);
3997                 service->ipconfig_ipv4 = NULL;
3998         }
3999
4000         if (service->ipconfig_ipv6 != NULL) {
4001                 __connman_ipconfig_set_ops(service->ipconfig_ipv6, NULL);
4002                 __connman_ipconfig_set_data(service->ipconfig_ipv6, NULL);
4003                 __connman_ipconfig_unref(service->ipconfig_ipv6);
4004                 service->ipconfig_ipv6 = NULL;
4005         }
4006
4007         g_strfreev(service->timeservers);
4008         g_strfreev(service->timeservers_config);
4009         g_strfreev(service->nameservers);
4010         g_strfreev(service->nameservers_config);
4011         g_strfreev(service->nameservers_auto);
4012         g_strfreev(service->domains);
4013         g_strfreev(service->proxies);
4014         g_strfreev(service->excludes);
4015
4016         g_free(service->domainname);
4017         g_free(service->pac);
4018         g_free(service->name);
4019         g_free(service->passphrase);
4020         g_free(service->agent_passphrase);
4021         g_free(service->identifier);
4022         g_free(service->eap);
4023         g_free(service->identity);
4024         g_free(service->agent_identity);
4025         g_free(service->ca_cert_file);
4026         g_free(service->client_cert_file);
4027         g_free(service->private_key_file);
4028         g_free(service->private_key_passphrase);
4029         g_free(service->phase2);
4030         g_free(service->config_file);
4031         g_free(service->config_entry);
4032
4033         if (service->stats.timer != NULL)
4034                 g_timer_destroy(service->stats.timer);
4035         if (service->stats_roaming.timer != NULL)
4036                 g_timer_destroy(service->stats_roaming.timer);
4037
4038         g_free(service);
4039 }
4040
4041 static void stats_init(struct connman_service *service)
4042 {
4043         /* home */
4044         service->stats.valid = FALSE;
4045         service->stats.enabled = FALSE;
4046         service->stats.timer = g_timer_new();
4047
4048         /* roaming */
4049         service->stats_roaming.valid = FALSE;
4050         service->stats_roaming.enabled = FALSE;
4051         service->stats_roaming.timer = g_timer_new();
4052 }
4053
4054 static void service_initialize(struct connman_service *service)
4055 {
4056         DBG("service %p", service);
4057
4058         service->refcount = 1;
4059         service->session_usage_count = 0;
4060
4061         service->type     = CONNMAN_SERVICE_TYPE_UNKNOWN;
4062         service->security = CONNMAN_SERVICE_SECURITY_UNKNOWN;
4063
4064         service->state = CONNMAN_SERVICE_STATE_UNKNOWN;
4065         service->state_ipv4 = CONNMAN_SERVICE_STATE_UNKNOWN;
4066         service->state_ipv6 = CONNMAN_SERVICE_STATE_UNKNOWN;
4067
4068         service->favorite  = FALSE;
4069         service->immutable = FALSE;
4070         service->hidden = FALSE;
4071
4072         service->ignore = FALSE;
4073
4074         service->userconnect = FALSE;
4075
4076         service->order = 0;
4077
4078         stats_init(service);
4079
4080         service->provider = NULL;
4081
4082         service->wps = FALSE;
4083 }
4084
4085 /**
4086  * connman_service_create:
4087  *
4088  * Allocate a new service.
4089  *
4090  * Returns: a newly-allocated #connman_service structure
4091  */
4092 struct connman_service *connman_service_create(void)
4093 {
4094         GSList *list;
4095         struct connman_stats_counter *counters;
4096         const char *counter;
4097
4098         struct connman_service *service;
4099
4100         service = g_try_new0(struct connman_service, 1);
4101         if (service == NULL)
4102                 return NULL;
4103
4104         DBG("service %p", service);
4105
4106         service->counter_table = g_hash_table_new_full(g_str_hash,
4107                                                 g_str_equal, NULL, g_free);
4108
4109         for (list = counter_list; list; list = list->next) {
4110                 counter = list->data;
4111
4112                 counters = g_try_new0(struct connman_stats_counter, 1);
4113                 if (counters == NULL) {
4114                         g_hash_table_destroy(service->counter_table);
4115                         g_free(service);
4116                         return NULL;
4117                 }
4118
4119                 counters->append_all = TRUE;
4120
4121                 g_hash_table_replace(service->counter_table, (gpointer)counter,
4122                                 counters);
4123         }
4124
4125         service_initialize(service);
4126
4127         return service;
4128 }
4129
4130 /**
4131  * connman_service_ref:
4132  * @service: service structure
4133  *
4134  * Increase reference counter of service
4135  */
4136 struct connman_service *
4137 connman_service_ref_debug(struct connman_service *service,
4138                         const char *file, int line, const char *caller)
4139 {
4140         DBG("%p ref %d by %s:%d:%s()", service, service->refcount + 1,
4141                 file, line, caller);
4142
4143         __sync_fetch_and_add(&service->refcount, 1);
4144
4145         return service;
4146 }
4147
4148 /**
4149  * connman_service_unref:
4150  * @service: service structure
4151  *
4152  * Decrease reference counter of service and release service if no
4153  * longer needed.
4154  */
4155 void connman_service_unref_debug(struct connman_service *service,
4156                         const char *file, int line, const char *caller)
4157 {
4158         GSequenceIter *iter;
4159
4160         DBG("%p ref %d by %s:%d:%s()", service, service->refcount - 1,
4161                 file, line, caller);
4162
4163         if (__sync_fetch_and_sub(&service->refcount, 1) != 1)
4164                 return;
4165
4166         iter = g_hash_table_lookup(service_hash, service->identifier);
4167         if (iter != NULL) {
4168                 reply_pending(service, ECONNABORTED);
4169
4170                 __connman_service_disconnect(service);
4171
4172                 g_sequence_remove(iter);
4173         } else {
4174                 service_free(service);
4175         }
4176 }
4177
4178 static gint service_compare(gconstpointer a, gconstpointer b,
4179                                                         gpointer user_data)
4180 {
4181         struct connman_service *service_a = (void *) a;
4182         struct connman_service *service_b = (void *) b;
4183         enum connman_service_state state_a, state_b;
4184
4185         state_a = service_a->state;
4186         state_b = service_b->state;
4187
4188         if (state_a != state_b) {
4189                 gboolean a_connected = is_connected(service_a);
4190                 gboolean b_connected = is_connected(service_b);
4191
4192                 if (a_connected == TRUE && b_connected == TRUE) {
4193                         /* We prefer online over ready state */
4194                         if (state_a == CONNMAN_SERVICE_STATE_ONLINE)
4195                                 return -1;
4196
4197                         if (state_b == CONNMAN_SERVICE_STATE_ONLINE)
4198                                 return 1;
4199                 }
4200
4201                 if (a_connected == TRUE)
4202                         return -1;
4203                 if (b_connected == TRUE)
4204                         return 1;
4205
4206                 if (is_connecting(service_a) == TRUE)
4207                         return -1;
4208                 if (is_connecting(service_b) == TRUE)
4209                         return 1;
4210         }
4211
4212         if (service_a->order > service_b->order)
4213                 return -1;
4214
4215         if (service_a->order < service_b->order)
4216                 return 1;
4217
4218         if (service_a->favorite == TRUE && service_b->favorite == FALSE)
4219                 return -1;
4220
4221         if (service_a->favorite == FALSE && service_b->favorite == TRUE)
4222                 return 1;
4223
4224         if (service_a->type != service_b->type) {
4225                 switch (service_a->type) {
4226                 case CONNMAN_SERVICE_TYPE_UNKNOWN:
4227                 case CONNMAN_SERVICE_TYPE_SYSTEM:
4228                 case CONNMAN_SERVICE_TYPE_ETHERNET:
4229                 case CONNMAN_SERVICE_TYPE_GPS:
4230                 case CONNMAN_SERVICE_TYPE_VPN:
4231                 case CONNMAN_SERVICE_TYPE_GADGET:
4232                         break;
4233                 case CONNMAN_SERVICE_TYPE_WIFI:
4234                         return 1;
4235                 case CONNMAN_SERVICE_TYPE_WIMAX:
4236                 case CONNMAN_SERVICE_TYPE_BLUETOOTH:
4237                 case CONNMAN_SERVICE_TYPE_CELLULAR:
4238                         return -1;
4239                 }
4240         }
4241
4242         return (gint) service_b->strength - (gint) service_a->strength;
4243 }
4244
4245 /**
4246  * connman_service_get_type:
4247  * @service: service structure
4248  *
4249  * Get the type of service
4250  */
4251 enum connman_service_type connman_service_get_type(struct connman_service *service)
4252 {
4253         if (service == NULL)
4254                 return CONNMAN_SERVICE_TYPE_UNKNOWN;
4255
4256         return service->type;
4257 }
4258
4259 /**
4260  * connman_service_get_interface:
4261  * @service: service structure
4262  *
4263  * Get network interface of service
4264  */
4265 char *connman_service_get_interface(struct connman_service *service)
4266 {
4267         int index;
4268
4269         if (service == NULL)
4270                 return NULL;
4271
4272         if (service->type == CONNMAN_SERVICE_TYPE_VPN) {
4273                 if (service->ipconfig_ipv4)
4274                         index = __connman_ipconfig_get_index(
4275                                                 service->ipconfig_ipv4);
4276                 else if (service->ipconfig_ipv6)
4277                         index = __connman_ipconfig_get_index(
4278                                                 service->ipconfig_ipv6);
4279                 else
4280                         return NULL;
4281
4282                 return connman_inet_ifname(index);
4283         }
4284
4285         if (service->network == NULL)
4286                 return NULL;
4287
4288         index = connman_network_get_index(service->network);
4289
4290         return connman_inet_ifname(index);
4291 }
4292
4293 /**
4294  * connman_service_get_network:
4295  * @service: service structure
4296  *
4297  * Get the service network
4298  */
4299 struct connman_network *
4300 __connman_service_get_network(struct connman_service *service)
4301 {
4302         if (service == NULL)
4303                 return NULL;
4304
4305         return service->network;
4306 }
4307
4308 struct connman_ipconfig *
4309 __connman_service_get_ip4config(struct connman_service *service)
4310 {
4311         if (service == NULL)
4312                 return NULL;
4313
4314         return service->ipconfig_ipv4;
4315 }
4316
4317 struct connman_ipconfig *
4318 __connman_service_get_ip6config(struct connman_service *service)
4319 {
4320         if (service == NULL)
4321                 return NULL;
4322
4323         return service->ipconfig_ipv6;
4324 }
4325
4326 struct connman_ipconfig *
4327 __connman_service_get_ipconfig(struct connman_service *service, int family)
4328 {
4329         if (family == AF_INET)
4330                 return __connman_service_get_ip4config(service);
4331         else if (family == AF_INET6)
4332                 return __connman_service_get_ip6config(service);
4333         else
4334                 return NULL;
4335
4336 }
4337
4338 connman_bool_t __connman_service_is_connected_state(struct connman_service *service,
4339                                         enum connman_ipconfig_type type)
4340 {
4341         if (service == NULL)
4342                 return FALSE;
4343
4344         switch (type) {
4345         case CONNMAN_IPCONFIG_TYPE_UNKNOWN:
4346                 break;
4347         case CONNMAN_IPCONFIG_TYPE_IPV4:
4348                 return is_connected_state(service, service->state_ipv4);
4349         case CONNMAN_IPCONFIG_TYPE_IPV6:
4350                 return is_connected_state(service, service->state_ipv6);
4351         }
4352
4353         return FALSE;
4354 }
4355 enum connman_service_security __connman_service_get_security(struct connman_service *service)
4356 {
4357         if (service == NULL)
4358                 return CONNMAN_SERVICE_SECURITY_UNKNOWN;
4359
4360         return service->security;
4361 }
4362
4363 const char *__connman_service_get_phase2(struct connman_service *service)
4364 {
4365         if (service == NULL)
4366                 return NULL;
4367
4368         return service->phase2;
4369 }
4370
4371 connman_bool_t __connman_service_wps_enabled(struct connman_service *service)
4372 {
4373         if (service == NULL)
4374                 return FALSE;
4375
4376         return service->wps;
4377 }
4378
4379 void __connman_service_mark_dirty()
4380  {
4381         services_dirty = TRUE;
4382  }
4383
4384 /**
4385  * __connman_service_set_favorite_delayed:
4386  * @service: service structure
4387  * @favorite: favorite value
4388  * @delay_ordering: do not order service sequence
4389  *
4390  * Change the favorite setting of service
4391  */
4392 int __connman_service_set_favorite_delayed(struct connman_service *service,
4393                                         connman_bool_t favorite,
4394                                         gboolean delay_ordering)
4395 {
4396         GSequenceIter *iter;
4397
4398         if (service->hidden == TRUE)
4399                 return -EOPNOTSUPP;
4400         iter = g_hash_table_lookup(service_hash, service->identifier);
4401         if (iter == NULL)
4402                 return -ENOENT;
4403
4404         if (service->favorite == favorite)
4405                 return -EALREADY;
4406
4407         service->favorite = favorite;
4408
4409         if (delay_ordering == FALSE)
4410                 service->order = __connman_service_get_order(service);
4411
4412         favorite_changed(service);
4413
4414         if (delay_ordering == FALSE) {
4415
4416                 if (g_sequence_get_length(service_list) > 1) {
4417                         g_sequence_sort_changed(iter, service_compare, NULL);
4418                         service_schedule_changed();
4419                 }
4420
4421                 __connman_connection_update_gateway();
4422         }
4423
4424         return 0;
4425 }
4426
4427 /**
4428  * __connman_service_set_favorite:
4429  * @service: service structure
4430  * @favorite: favorite value
4431  *
4432  * Change the favorite setting of service
4433  */
4434 int __connman_service_set_favorite(struct connman_service *service,
4435                                                 connman_bool_t favorite)
4436 {
4437         return __connman_service_set_favorite_delayed(service, favorite,
4438                                                         FALSE);
4439 }
4440
4441 int __connman_service_set_immutable(struct connman_service *service,
4442                                                 connman_bool_t immutable)
4443 {
4444         if (service->hidden == TRUE)
4445                 return -EOPNOTSUPP;
4446         service->immutable = immutable;
4447
4448         immutable_changed(service);
4449
4450         return 0;
4451 }
4452
4453 void __connman_service_set_string(struct connman_service *service,
4454                                   const char *key, const char *value)
4455 {
4456         if (service->hidden == TRUE)
4457                 return;
4458         if (g_str_equal(key, "EAP") == TRUE) {
4459                 g_free(service->eap);
4460                 service->eap = g_strdup(value);
4461         } else if (g_str_equal(key, "Identity") == TRUE) {
4462                 g_free(service->identity);
4463                 service->identity = g_strdup(value);
4464         } else if (g_str_equal(key, "CACertFile") == TRUE) {
4465                 g_free(service->ca_cert_file);
4466                 service->ca_cert_file = g_strdup(value);
4467         } else if (g_str_equal(key, "ClientCertFile") == TRUE) {
4468                 g_free(service->client_cert_file);
4469                 service->client_cert_file = g_strdup(value);
4470         } else if (g_str_equal(key, "PrivateKeyFile") == TRUE) {
4471                 g_free(service->private_key_file);
4472                 service->private_key_file = g_strdup(value);
4473         } else if (g_str_equal(key, "PrivateKeyPassphrase") == TRUE) {
4474                 g_free(service->private_key_passphrase);
4475                 service->private_key_passphrase = g_strdup(value);
4476         } else if (g_str_equal(key, "Phase2") == TRUE) {
4477                 g_free(service->phase2);
4478                 service->phase2 = g_strdup(value);
4479         } else if (g_str_equal(key, "Passphrase") == TRUE) {
4480                 g_free(service->passphrase);
4481                 service->passphrase = g_strdup(value);
4482         }
4483 }
4484
4485 void __connman_service_set_userconnect(struct connman_service *service,
4486                                                 connman_bool_t userconnect)
4487 {
4488         if (service != NULL)
4489                 service->userconnect = userconnect;
4490 }
4491
4492 static void service_complete(struct connman_service *service)
4493 {
4494         reply_pending(service, EIO);
4495
4496         if (service->userconnect == FALSE)
4497                 __connman_service_auto_connect();
4498
4499         g_get_current_time(&service->modified);
4500         service_save(service);
4501 }
4502
4503 static void report_error_cb(struct connman_service *service,
4504                         gboolean retry, void *user_data)
4505 {
4506         if (retry == TRUE)
4507                 __connman_service_connect(service);
4508         else {
4509                 /* It is not relevant to stay on Failure state
4510                  * when failing is due to wrong user input */
4511                 service->state = CONNMAN_SERVICE_STATE_IDLE;
4512
4513                 service_complete(service);
4514                 __connman_connection_update_gateway();
4515         }
4516 }
4517
4518 int __connman_service_add_passphrase(struct connman_service *service,
4519                                 const gchar *passphrase)
4520 {
4521         int err = 0;
4522
4523         switch (service->security) {
4524         case CONNMAN_SERVICE_SECURITY_WEP:
4525         case CONNMAN_SERVICE_SECURITY_PSK:
4526                 err = __connman_service_set_passphrase(service, passphrase);
4527                 break;
4528         case CONNMAN_SERVICE_SECURITY_8021X:
4529                 __connman_service_set_agent_passphrase(service,
4530                                                 passphrase);
4531                 break;
4532         case CONNMAN_SERVICE_SECURITY_UNKNOWN:
4533         case CONNMAN_SERVICE_SECURITY_NONE:
4534         case CONNMAN_SERVICE_SECURITY_WPA:
4535         case CONNMAN_SERVICE_SECURITY_RSN:
4536                 DBG("service security '%s' (%d) not handled",
4537                                 security2string(service->security),
4538                                 service->security);
4539                 break;
4540         }
4541
4542         return err;
4543 }
4544
4545 static int check_wpspin(struct connman_service *service, const char *wpspin)
4546 {
4547         int length;
4548         guint i;
4549
4550         if (wpspin == NULL)
4551                 return 0;
4552
4553         length = strlen(wpspin);
4554
4555         /* If 0, it will mean user wants to use PBC method */
4556         if (length == 0) {
4557                 connman_network_set_string(service->network,
4558                                                         "WiFi.PinWPS", NULL);
4559                 return 0;
4560         }
4561
4562         /* A WPS PIN is always 8 chars length,
4563          * its content is in digit representation.
4564          */
4565         if (length != 8)
4566                 return -ENOKEY;
4567
4568         for (i = 0; i < 8; i++)
4569                 if (!isdigit((unsigned char) wpspin[i]))
4570                         return -ENOKEY;
4571
4572         connman_network_set_string(service->network, "WiFi.PinWPS", wpspin);
4573
4574         return 0;
4575 }
4576
4577 static void request_input_cb (struct connman_service *service,
4578                         connman_bool_t values_received,
4579                         const char *name, int name_len,
4580                         const char *identity, const char *passphrase,
4581                         gboolean wps, const char *wpspin,
4582                         const char *error, void *user_data)
4583 {
4584         struct connman_device *device;
4585         int err = 0;
4586
4587         DBG ("RequestInput return, %p", service);
4588
4589         if (error != NULL) {
4590                 DBG("error: %s", error);
4591
4592                 if (g_strcmp0(error,
4593                                 "net.connman.Agent.Error.Canceled") == 0) {
4594                         err = -EINVAL;
4595                         goto done;
4596                 }
4597         }
4598
4599         if (service->hidden == TRUE && name_len > 0 && name_len <= 32) {
4600                 device = connman_network_get_device(service->network);
4601                 __connman_device_request_hidden_scan(device,
4602                                                 name, name_len,
4603                                                 identity, passphrase);
4604         }
4605
4606         if (values_received == FALSE || service->hidden == TRUE) {
4607                 err = -EINVAL;
4608                 goto done;
4609         }
4610
4611         if (wps == TRUE && service->network != NULL) {
4612                 err = check_wpspin(service, wpspin);
4613                 if (err < 0)
4614                         goto done;
4615
4616                 connman_network_set_bool(service->network, "WiFi.UseWPS", wps);
4617         }
4618
4619         if (identity != NULL)
4620                 __connman_service_set_agent_identity(service, identity);
4621
4622         if (passphrase != NULL)
4623                 err = __connman_service_add_passphrase(service, passphrase);
4624
4625  done:
4626         if (err >= 0) {
4627                 /* We forget any previous error. */
4628                 service->error = CONNMAN_SERVICE_ERROR_UNKNOWN;
4629
4630                 __connman_service_connect(service);
4631
4632                 /* Never cache agent provided credentials */
4633                 __connman_service_set_agent_identity(service, NULL);
4634                 __connman_service_set_agent_passphrase(service, NULL);
4635         } else if (err == -ENOKEY) {
4636                 __connman_service_indicate_error(service,
4637                                         CONNMAN_SERVICE_ERROR_INVALID_KEY);
4638                 __connman_agent_report_error(service,
4639                                         error2string(service->error),
4640                                         report_error_cb, NULL);
4641         } else {
4642                 /* It is not relevant to stay on Failure state
4643                  * when failing is due to wrong user input */
4644                 service->state = CONNMAN_SERVICE_STATE_IDLE;
4645
4646                 service_complete(service);
4647                 __connman_connection_update_gateway();
4648         }
4649 }
4650
4651 static void downgrade_connected_services(void)
4652 {
4653         struct connman_service *up_service;
4654         GSequenceIter *iter;
4655
4656         iter = g_sequence_get_begin_iter(service_list);
4657         while (g_sequence_iter_is_end(iter) == FALSE) {
4658                 up_service = g_sequence_get(iter);
4659
4660                 if (is_connected(up_service) == FALSE) {
4661                         iter = g_sequence_iter_next(iter);
4662                         continue;
4663                 }
4664
4665                 if (up_service->state == CONNMAN_SERVICE_STATE_ONLINE)
4666                         return;
4667
4668                 downgrade_state(up_service);
4669
4670                 iter = g_sequence_iter_next(iter);
4671         }
4672 }
4673
4674 static int service_update_preferred_order(struct connman_service *default_service,
4675                 struct connman_service *new_service,
4676                 enum connman_service_state new_state)
4677 {
4678         unsigned int *tech_array;
4679         int i;
4680
4681         if (default_service == NULL || default_service == new_service ||
4682                         default_service->state != new_state )
4683                 return 0;
4684
4685         tech_array = connman_setting_get_uint_list("PreferredTechnologies");
4686         if (tech_array != NULL) {
4687
4688                 for (i = 0; tech_array[i] != 0; i += 1) {
4689                         if (default_service->type == tech_array[i])
4690                                 return -EALREADY;
4691
4692                         if (new_service->type == tech_array[i]) {
4693                                 switch_default_service(new_service,
4694                                                 default_service);
4695                                 return 0;
4696                         }
4697                 }
4698                 return -EAGAIN;
4699         }
4700
4701         return -EALREADY;
4702 }
4703
4704 static int service_indicate_state(struct connman_service *service)
4705 {
4706         enum connman_service_state old_state, new_state;
4707         struct connman_service *def_service;
4708         int result;
4709         GSequenceIter *iter;
4710
4711         if (service == NULL)
4712                 return -EINVAL;
4713
4714         old_state = service->state;
4715         new_state = combine_state(service->state_ipv4, service->state_ipv6);
4716
4717         DBG("service %p old %s - new %s/%s => %s",
4718                                         service,
4719                                         state2string(old_state),
4720                                         state2string(service->state_ipv4),
4721                                         state2string(service->state_ipv6),
4722                                         state2string(new_state));
4723
4724         if (old_state == new_state)
4725                 return -EALREADY;
4726
4727         def_service = __connman_service_get_default();
4728
4729         if (new_state == CONNMAN_SERVICE_STATE_ONLINE) {
4730                 result = service_update_preferred_order(def_service,
4731                                 service, new_state);
4732                 if (result == -EALREADY)
4733                         return result;
4734                 if (result == -EAGAIN)
4735                         __connman_service_auto_connect();
4736         }
4737
4738         if (old_state == CONNMAN_SERVICE_STATE_ONLINE)
4739                 __connman_notifier_leave_online(service->type);
4740
4741         service->state = new_state;
4742         state_changed(service);
4743
4744         if (new_state == CONNMAN_SERVICE_STATE_IDLE &&
4745                         old_state != CONNMAN_SERVICE_STATE_DISCONNECT) {
4746                 reply_pending(service, ECONNABORTED);
4747
4748                 __connman_service_disconnect(service);
4749         }
4750
4751         if (new_state == CONNMAN_SERVICE_STATE_CONFIGURATION) {
4752                 if (service->new_service == FALSE &&
4753                                 __connman_stats_service_register(service) == 0) {
4754                         /*
4755                          * For new services the statistics are updated after
4756                          * we have successfully connected.
4757                          */
4758                         __connman_stats_get(service, FALSE,
4759                                                 &service->stats.data);
4760                         __connman_stats_get(service, TRUE,
4761                                                 &service->stats_roaming.data);
4762                 }
4763         }
4764
4765         if (new_state == CONNMAN_SERVICE_STATE_IDLE) {
4766                 connman_bool_t reconnect;
4767
4768                 reconnect = get_reconnect_state(service);
4769                 if (reconnect == TRUE)
4770                         __connman_service_auto_connect();
4771         }
4772
4773         if (new_state == CONNMAN_SERVICE_STATE_READY) {
4774                 enum connman_ipconfig_method method;
4775
4776                 if (service->new_service == TRUE &&
4777                                 __connman_stats_service_register(service) == 0) {
4778                         /*
4779                          * This is normally done after configuring state
4780                          * but for new service do this after we have connected
4781                          * successfully.
4782                          */
4783                         __connman_stats_get(service, FALSE,
4784                                                 &service->stats.data);
4785                         __connman_stats_get(service, TRUE,
4786                                                 &service->stats_roaming.data);
4787                 }
4788
4789                 service->new_service = FALSE;
4790
4791                 service_update_preferred_order(def_service, service, new_state);
4792
4793                 set_reconnect_state(service, TRUE);
4794
4795                 __connman_service_set_favorite(service, TRUE);
4796
4797                 reply_pending(service, 0);
4798
4799                 service->userconnect = FALSE;
4800
4801                 g_get_current_time(&service->modified);
4802                 service_save(service);
4803
4804                 update_nameservers(service);
4805                 dns_changed(service);
4806                 domain_changed(service);
4807
4808                 __connman_notifier_connect(service->type);
4809
4810                 if (service->type == CONNMAN_SERVICE_TYPE_WIFI &&
4811                         connman_network_get_bool(service->network,
4812                                                 "WiFi.UseWPS") == TRUE) {
4813                         const char *pass;
4814
4815                         pass = connman_network_get_string(service->network,
4816                                                         "WiFi.Passphrase");
4817
4818                         __connman_service_set_passphrase(service, pass);
4819
4820                         connman_network_set_bool(service->network,
4821                                                         "WiFi.UseWPS", FALSE);
4822                 }
4823
4824                 default_changed();
4825
4826                 method = __connman_ipconfig_get_method(service->ipconfig_ipv6);
4827                 if (method == CONNMAN_IPCONFIG_METHOD_OFF)
4828                         __connman_ipconfig_disable_ipv6(
4829                                                 service->ipconfig_ipv6);
4830
4831         } else if (new_state == CONNMAN_SERVICE_STATE_DISCONNECT) {
4832                 def_service = __connman_service_get_default();
4833
4834                 if (__connman_notifier_is_connected() == FALSE &&
4835                         def_service != NULL &&
4836                                 def_service->provider != NULL)
4837                         __connman_provider_disconnect(def_service->provider);
4838
4839                 default_changed();
4840
4841                 __connman_wispr_stop(service);
4842
4843                 __connman_wpad_stop(service);
4844
4845                 update_nameservers(service);
4846                 dns_changed(service);
4847                 domain_changed(service);
4848
4849                 __connman_notifier_disconnect(service->type);
4850
4851                 /*
4852                  * Previous services which are connected and which states
4853                  * are set to online should reset relevantly ipconfig_state
4854                  * to ready so wispr/portal will be rerun on those
4855                  */
4856                 downgrade_connected_services();
4857         }
4858
4859         if (new_state == CONNMAN_SERVICE_STATE_FAILURE) {
4860                 if (service->userconnect == TRUE &&
4861                         __connman_agent_report_error(service,
4862                                         error2string(service->error),
4863                                         report_error_cb, NULL) == -EINPROGRESS)
4864                         return 0;
4865                 service_complete(service);
4866         } else
4867                 service->error = CONNMAN_SERVICE_ERROR_UNKNOWN;
4868
4869         iter = g_hash_table_lookup(service_hash, service->identifier);
4870         if (iter != NULL && g_sequence_get_length(service_list) > 1) {
4871                 g_sequence_sort_changed(iter, service_compare, NULL);
4872                 service_schedule_changed();
4873         }
4874
4875         __connman_connection_update_gateway();
4876
4877         if (new_state == CONNMAN_SERVICE_STATE_ONLINE) {
4878                 __connman_notifier_enter_online(service->type);
4879                 default_changed();
4880         }
4881
4882         return 0;
4883 }
4884
4885 int __connman_service_indicate_error(struct connman_service *service,
4886                                         enum connman_service_error error)
4887 {
4888         DBG("service %p error %d", service, error);
4889
4890         if (service == NULL)
4891                 return -EINVAL;
4892
4893         service->error = error;
4894
4895         if (service->error == CONNMAN_SERVICE_ERROR_INVALID_KEY)
4896                 __connman_service_set_passphrase(service, NULL);
4897
4898         __connman_service_ipconfig_indicate_state(service,
4899                                                 CONNMAN_SERVICE_STATE_FAILURE,
4900                                                 CONNMAN_IPCONFIG_TYPE_IPV4);
4901         __connman_service_ipconfig_indicate_state(service,
4902                                                 CONNMAN_SERVICE_STATE_FAILURE,
4903                                                 CONNMAN_IPCONFIG_TYPE_IPV6);
4904         return 0;
4905 }
4906
4907 int __connman_service_clear_error(struct connman_service *service)
4908 {
4909         DBG("service %p", service);
4910
4911         if (service == NULL)
4912                 return -EINVAL;
4913
4914         if (service->state != CONNMAN_SERVICE_STATE_FAILURE)
4915                 return -EINVAL;
4916
4917         service->state_ipv4 = service->state_ipv6 =
4918                                                 CONNMAN_SERVICE_STATE_UNKNOWN;
4919         service->error = CONNMAN_SERVICE_ERROR_UNKNOWN;
4920
4921         if (service->favorite == TRUE)
4922                 set_reconnect_state(service, TRUE);
4923
4924         __connman_service_ipconfig_indicate_state(service,
4925                                         CONNMAN_SERVICE_STATE_IDLE,
4926                                         CONNMAN_IPCONFIG_TYPE_IPV6);
4927
4928         /*
4929          * Toggling the IPv6 state to IDLE could trigger the auto connect
4930          * machinery and consequently the IPv4 state.
4931          */
4932         if (service->state_ipv4 != CONNMAN_SERVICE_STATE_UNKNOWN &&
4933                         service->state_ipv4 != CONNMAN_SERVICE_STATE_FAILURE)
4934                 return 0;
4935
4936         return __connman_service_ipconfig_indicate_state(service,
4937                                                 CONNMAN_SERVICE_STATE_IDLE,
4938                                                 CONNMAN_IPCONFIG_TYPE_IPV4);
4939 }
4940
4941 int __connman_service_indicate_default(struct connman_service *service)
4942 {
4943         DBG("service %p", service);
4944
4945         default_changed();
4946
4947         return 0;
4948 }
4949
4950 enum connman_service_state __connman_service_ipconfig_get_state(
4951                                         struct connman_service *service,
4952                                         enum connman_ipconfig_type type)
4953 {
4954         if (service == NULL)
4955                 return CONNMAN_SERVICE_STATE_UNKNOWN;
4956
4957         if (type == CONNMAN_IPCONFIG_TYPE_IPV4)
4958                 return service->state_ipv4;
4959
4960         if (type == CONNMAN_IPCONFIG_TYPE_IPV6)
4961                 return service->state_ipv6;
4962
4963         return CONNMAN_SERVICE_STATE_UNKNOWN;
4964 }
4965
4966 static void check_proxy_setup(struct connman_service *service)
4967 {
4968         /*
4969          * We start WPAD if we haven't got a PAC URL from DHCP and
4970          * if our proxy manual configuration is either empty or set
4971          * to AUTO with an empty URL.
4972          */
4973
4974         if (service->proxy != CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN)
4975                 goto done;
4976
4977         if (service->proxy_config != CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN &&
4978                 (service->proxy_config != CONNMAN_SERVICE_PROXY_METHOD_AUTO ||
4979                         service->pac != NULL))
4980                 goto done;
4981
4982         if (__connman_wpad_start(service) < 0) {
4983                 service->proxy = CONNMAN_SERVICE_PROXY_METHOD_DIRECT;
4984                 __connman_notifier_proxy_changed(service);
4985                 goto done;
4986         }
4987
4988         return;
4989
4990 done:
4991         __connman_wispr_start(service, CONNMAN_IPCONFIG_TYPE_IPV4);
4992 }
4993
4994 /*
4995  * How many networks are connected at the same time. If more than 1,
4996  * then set the rp_filter setting properly (loose mode routing) so that network
4997  * connectivity works ok. This is only done for IPv4 networks as IPv6
4998  * does not have rp_filter knob.
4999  */
5000 static int connected_networks_count;
5001 static int original_rp_filter;
5002
5003 static void service_rp_filter(struct connman_service *service,
5004                                 gboolean connected)
5005 {
5006         enum connman_ipconfig_method method;
5007
5008         method = __connman_ipconfig_get_method(service->ipconfig_ipv4);
5009
5010         switch (method) {
5011         case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
5012         case CONNMAN_IPCONFIG_METHOD_OFF:
5013         case CONNMAN_IPCONFIG_METHOD_AUTO:
5014                 return;
5015         case CONNMAN_IPCONFIG_METHOD_FIXED:
5016         case CONNMAN_IPCONFIG_METHOD_MANUAL:
5017         case CONNMAN_IPCONFIG_METHOD_DHCP:
5018                 break;
5019         }
5020
5021         if (connected == TRUE) {
5022                 if (connected_networks_count == 1) {
5023                         int filter_value;
5024                         filter_value = __connman_ipconfig_set_rp_filter();
5025                         if (filter_value < 0)
5026                                 return;
5027
5028                         original_rp_filter = filter_value;
5029                 }
5030                 connected_networks_count++;
5031
5032         } else {
5033                 if (connected_networks_count == 2)
5034                         __connman_ipconfig_unset_rp_filter(original_rp_filter);
5035
5036                 connected_networks_count--;
5037                 if (connected_networks_count < 0)
5038                         connected_networks_count = 0;
5039         }
5040
5041         DBG("%s %s ipconfig %p method %d count %d filter %d",
5042                 connected ? "connected" : "disconnected", service->identifier,
5043                 service->ipconfig_ipv4, method,
5044                 connected_networks_count, original_rp_filter);
5045 }
5046
5047 static gboolean redo_wispr(gpointer user_data)
5048 {
5049         struct connman_service *service = user_data;
5050
5051         DBG("");
5052
5053         __connman_wispr_start(service, CONNMAN_IPCONFIG_TYPE_IPV6);
5054
5055         return FALSE;
5056 }
5057
5058 int __connman_service_online_check_failed(struct connman_service *service,
5059                                         enum connman_ipconfig_type type)
5060 {
5061         DBG("service %p type %d count %d", service, type,
5062                                                 service->online_check_count);
5063
5064         /* currently we only retry IPv6 stuff */
5065         if (type == CONNMAN_IPCONFIG_TYPE_IPV4 ||
5066                         service->online_check_count != 1) {
5067                 connman_warn("Online check failed for %p %s", service,
5068                         service->name);
5069                 return 0;
5070         }
5071
5072         service->online_check_count = 0;
5073
5074         /*
5075          * We set the timeout to 1 sec so that we have a chance to get
5076          * necessary IPv6 router advertisement messages that might have
5077          * DNS data etc.
5078          */
5079         g_timeout_add_seconds(1, redo_wispr, service);
5080
5081         return EAGAIN;
5082 }
5083
5084 int __connman_service_ipconfig_indicate_state(struct connman_service *service,
5085                                         enum connman_service_state new_state,
5086                                         enum connman_ipconfig_type type)
5087 {
5088         struct connman_ipconfig *ipconfig = NULL;
5089         enum connman_service_state old_state;
5090         int ret;
5091
5092         if (service == NULL)
5093                 return -EINVAL;
5094
5095         if (type == CONNMAN_IPCONFIG_TYPE_IPV4) {
5096                 old_state = service->state_ipv4;
5097                 ipconfig = service->ipconfig_ipv4;
5098         } else if (type == CONNMAN_IPCONFIG_TYPE_IPV6) {
5099                 old_state = service->state_ipv6;
5100                 ipconfig = service->ipconfig_ipv6;
5101         }
5102
5103         if (ipconfig == NULL)
5104                 return -EINVAL;
5105
5106         /* Any change? */
5107         if (old_state == new_state)
5108                 return -EALREADY;
5109
5110         DBG("service %p (%s) state %d (%s) type %d (%s)",
5111                 service, service ? service->identifier : NULL,
5112                 new_state, state2string(new_state),
5113                 type, __connman_ipconfig_type2string(type));
5114
5115         switch (new_state) {
5116         case CONNMAN_SERVICE_STATE_UNKNOWN:
5117         case CONNMAN_SERVICE_STATE_IDLE:
5118                 if (service->state == CONNMAN_SERVICE_STATE_FAILURE)
5119                         return -EINVAL;
5120                 break;
5121         case CONNMAN_SERVICE_STATE_ASSOCIATION:
5122                 break;
5123         case CONNMAN_SERVICE_STATE_CONFIGURATION:
5124                 __connman_ipconfig_enable(ipconfig);
5125                 break;
5126         case CONNMAN_SERVICE_STATE_READY:
5127                 update_nameservers(service);
5128
5129                 if (type == CONNMAN_IPCONFIG_TYPE_IPV4) {
5130                         check_proxy_setup(service);
5131                         service_rp_filter(service, TRUE);
5132                 } else {
5133                         service->online_check_count = 1;
5134                         __connman_wispr_start(service, type);
5135                 }
5136                 break;
5137         case CONNMAN_SERVICE_STATE_ONLINE:
5138                 break;
5139         case CONNMAN_SERVICE_STATE_DISCONNECT:
5140                 if (service->state == CONNMAN_SERVICE_STATE_IDLE)
5141                         return -EINVAL;
5142
5143                 if (type == CONNMAN_IPCONFIG_TYPE_IPV4)
5144                         service_rp_filter(service, FALSE);
5145
5146                 break;
5147         case CONNMAN_SERVICE_STATE_FAILURE:
5148                 break;
5149         }
5150
5151         /* We keep that state */
5152         if (type == CONNMAN_IPCONFIG_TYPE_IPV4)
5153                 service->state_ipv4 = new_state;
5154         else if (type == CONNMAN_IPCONFIG_TYPE_IPV6)
5155                 service->state_ipv6 = new_state;
5156
5157         ret = service_indicate_state(service);
5158
5159         /*
5160          * If the ipconfig method is OFF, then we set the state to IDLE
5161          * so that it will not affect the combined state in the future.
5162          */
5163         if (type == CONNMAN_IPCONFIG_TYPE_IPV4) {
5164                 enum connman_ipconfig_method method;
5165                 method = __connman_ipconfig_get_method(service->ipconfig_ipv4);
5166                 if (method == CONNMAN_IPCONFIG_METHOD_OFF ||
5167                                 method == CONNMAN_IPCONFIG_METHOD_UNKNOWN) {
5168                         service->state_ipv4 = CONNMAN_SERVICE_STATE_IDLE;
5169                         ret = service_indicate_state(service);
5170                 }
5171
5172         } else if (type == CONNMAN_IPCONFIG_TYPE_IPV6) {
5173                 enum connman_ipconfig_method method;
5174                 method = __connman_ipconfig_get_method(service->ipconfig_ipv6);
5175                 if (method == CONNMAN_IPCONFIG_METHOD_OFF ||
5176                                 method == CONNMAN_IPCONFIG_METHOD_UNKNOWN) {
5177                         service->state_ipv6 = CONNMAN_SERVICE_STATE_IDLE;
5178                         ret = service_indicate_state(service);
5179                 }
5180         }
5181
5182         return ret;
5183 }
5184
5185 static connman_bool_t prepare_network(struct connman_service *service)
5186 {
5187         enum connman_network_type type;
5188         unsigned int ssid_len;
5189
5190         type = connman_network_get_type(service->network);
5191
5192         switch (type) {
5193         case CONNMAN_NETWORK_TYPE_UNKNOWN:
5194         case CONNMAN_NETWORK_TYPE_VENDOR:
5195                 return FALSE;
5196         case CONNMAN_NETWORK_TYPE_WIFI:
5197                 if (connman_network_get_blob(service->network, "WiFi.SSID",
5198                                                         &ssid_len) == NULL)
5199                         return FALSE;
5200
5201                 if (service->passphrase != NULL)
5202                         connman_network_set_string(service->network,
5203                                 "WiFi.Passphrase", service->passphrase);
5204                 break;
5205         case CONNMAN_NETWORK_TYPE_ETHERNET:
5206         case CONNMAN_NETWORK_TYPE_WIMAX:
5207         case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
5208         case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
5209         case CONNMAN_NETWORK_TYPE_CELLULAR:
5210                 break;
5211         }
5212
5213         return TRUE;
5214 }
5215
5216 static void prepare_8021x(struct connman_service *service)
5217 {
5218         if (service->eap != NULL)
5219                 connman_network_set_string(service->network, "WiFi.EAP",
5220                                                                 service->eap);
5221
5222         if (service->identity != NULL)
5223                 connman_network_set_string(service->network, "WiFi.Identity",
5224                                                         service->identity);
5225
5226         if (service->ca_cert_file != NULL)
5227                 connman_network_set_string(service->network, "WiFi.CACertFile",
5228                                                         service->ca_cert_file);
5229
5230         if (service->client_cert_file != NULL)
5231                 connman_network_set_string(service->network,
5232                                                 "WiFi.ClientCertFile",
5233                                                 service->client_cert_file);
5234
5235         if (service->private_key_file != NULL)
5236                 connman_network_set_string(service->network,
5237                                                 "WiFi.PrivateKeyFile",
5238                                                 service->private_key_file);
5239
5240         if (service->private_key_passphrase != NULL)
5241                 connman_network_set_string(service->network,
5242                                         "WiFi.PrivateKeyPassphrase",
5243                                         service->private_key_passphrase);
5244
5245         if (service->phase2 != NULL)
5246                 connman_network_set_string(service->network, "WiFi.Phase2",
5247                                                         service->phase2);
5248 }
5249
5250 static int service_connect(struct connman_service *service)
5251 {
5252         int err;
5253
5254         if (service->hidden == TRUE)
5255                 return -EPERM;
5256
5257         switch (service->type) {
5258         case CONNMAN_SERVICE_TYPE_UNKNOWN:
5259         case CONNMAN_SERVICE_TYPE_SYSTEM:
5260         case CONNMAN_SERVICE_TYPE_GPS:
5261         case CONNMAN_SERVICE_TYPE_GADGET:
5262                 return -EINVAL;
5263         case CONNMAN_SERVICE_TYPE_ETHERNET:
5264         case CONNMAN_SERVICE_TYPE_WIMAX:
5265         case CONNMAN_SERVICE_TYPE_BLUETOOTH:
5266         case CONNMAN_SERVICE_TYPE_CELLULAR:
5267         case CONNMAN_SERVICE_TYPE_VPN:
5268                 break;
5269         case CONNMAN_SERVICE_TYPE_WIFI:
5270                 switch (service->security) {
5271                 case CONNMAN_SERVICE_SECURITY_UNKNOWN:
5272                 case CONNMAN_SERVICE_SECURITY_NONE:
5273                         break;
5274                 case CONNMAN_SERVICE_SECURITY_WEP:
5275                 case CONNMAN_SERVICE_SECURITY_PSK:
5276                 case CONNMAN_SERVICE_SECURITY_WPA:
5277                 case CONNMAN_SERVICE_SECURITY_RSN:
5278                         if (service->passphrase == NULL) {
5279                                 if (service->network == NULL)
5280                                         return -EOPNOTSUPP;
5281
5282                                 if (service->wps == FALSE ||
5283                                         connman_network_get_bool(
5284                                                         service->network,
5285                                                         "WiFi.UseWPS") == FALSE)
5286                                         return -ENOKEY;
5287                         } else if (service->error ==
5288                                         CONNMAN_SERVICE_ERROR_INVALID_KEY)
5289                                 return -ENOKEY;
5290                         break;
5291                 case CONNMAN_SERVICE_SECURITY_8021X:
5292                         if (service->eap == NULL)
5293                                 return -EINVAL;
5294
5295                         /*
5296                          * never request credentials if using EAP-TLS
5297                          * (EAP-TLS networks need to be fully provisioned)
5298                          */
5299                         if (g_str_equal(service->eap, "tls") == TRUE)
5300                                 break;
5301
5302                         /*
5303                          * Return -ENOKEY if either identity or passphrase is
5304                          * missing. Agent provided credentials can be used as
5305                          * fallback if needed.
5306                          */
5307                         if ((service->identity == NULL &&
5308                                         service->agent_identity == NULL) ||
5309                                         (service->passphrase == NULL &&
5310                                         service->agent_passphrase == NULL))
5311                                 return -ENOKEY;
5312
5313                         break;
5314                 }
5315                 break;
5316         }
5317
5318         if (service->network != NULL) {
5319                 if (prepare_network(service) == FALSE)
5320                         return -EINVAL;
5321
5322                 switch (service->security) {
5323                 case CONNMAN_SERVICE_SECURITY_UNKNOWN:
5324                 case CONNMAN_SERVICE_SECURITY_NONE:
5325                 case CONNMAN_SERVICE_SECURITY_WEP:
5326                 case CONNMAN_SERVICE_SECURITY_PSK:
5327                 case CONNMAN_SERVICE_SECURITY_WPA:
5328                 case CONNMAN_SERVICE_SECURITY_RSN:
5329                         break;
5330                 case CONNMAN_SERVICE_SECURITY_8021X:
5331                         prepare_8021x(service);
5332                         break;
5333                 }
5334
5335                 if (__connman_stats_service_register(service) == 0) {
5336                         __connman_stats_get(service, FALSE,
5337                                                 &service->stats.data);
5338                         __connman_stats_get(service, TRUE,
5339                                                 &service->stats_roaming.data);
5340                 }
5341
5342                 if (service->ipconfig_ipv4)
5343                         __connman_ipconfig_enable(service->ipconfig_ipv4);
5344                 if (service->ipconfig_ipv6)
5345                         __connman_ipconfig_enable(service->ipconfig_ipv6);
5346
5347                 err = __connman_network_connect(service->network);
5348         } else if (service->type == CONNMAN_SERVICE_TYPE_VPN &&
5349                                         service->provider != NULL)
5350                 err = __connman_provider_connect(service->provider);
5351         else
5352                 return -EOPNOTSUPP;
5353
5354         if (err < 0) {
5355                 if (err != -EINPROGRESS) {
5356                         __connman_ipconfig_disable(service->ipconfig_ipv4);
5357                         __connman_ipconfig_disable(service->ipconfig_ipv6);
5358                         __connman_stats_service_unregister(service);
5359                 }
5360         }
5361
5362         return err;
5363 }
5364
5365
5366 int __connman_service_connect(struct connman_service *service)
5367 {
5368         int err;
5369
5370         DBG("service %p state %s", service, state2string(service->state));
5371
5372         if (is_connected(service) == TRUE)
5373                 return -EISCONN;
5374
5375         if (is_connecting(service) == TRUE)
5376                 return -EALREADY;
5377
5378         switch (service->type) {
5379         case CONNMAN_SERVICE_TYPE_UNKNOWN:
5380         case CONNMAN_SERVICE_TYPE_SYSTEM:
5381         case CONNMAN_SERVICE_TYPE_GPS:
5382         case CONNMAN_SERVICE_TYPE_GADGET:
5383                 return -EINVAL;
5384         default:
5385                 err = service_connect(service);
5386         }
5387
5388         if (err >= 0)
5389                 return 0;
5390
5391         if (err == -EINPROGRESS) {
5392                 if (service->timeout == 0)
5393                         service->timeout = g_timeout_add_seconds(
5394                                 CONNECT_TIMEOUT, connect_timeout, service);
5395
5396                 return -EINPROGRESS;
5397         }
5398
5399         if (service->network != NULL)
5400                 __connman_network_disconnect(service->network);
5401         else if (service->type == CONNMAN_SERVICE_TYPE_VPN &&
5402                                 service->provider != NULL)
5403                         __connman_provider_disconnect(service->provider);
5404
5405         if (service->userconnect == TRUE) {
5406                 if (err == -ENOKEY || err == -EPERM) {
5407                         return __connman_agent_request_passphrase_input(service,
5408                                         request_input_cb, NULL);
5409                 }
5410                 reply_pending(service, -err);
5411         }
5412
5413         return err;
5414 }
5415
5416 int __connman_service_disconnect(struct connman_service *service)
5417 {
5418         int err;
5419
5420         DBG("service %p", service);
5421
5422         if (service->network != NULL) {
5423                 err = __connman_network_disconnect(service->network);
5424         } else if (service->type == CONNMAN_SERVICE_TYPE_VPN &&
5425                                         service->provider != NULL)
5426                 err = __connman_provider_disconnect(service->provider);
5427         else
5428                 return -EOPNOTSUPP;
5429
5430         if (err < 0 && err != -EINPROGRESS)
5431                 return err;
5432
5433         __connman_6to4_remove(service->ipconfig_ipv4);
5434
5435         if (service->ipconfig_ipv4)
5436                 __connman_ipconfig_set_proxy_autoconfig(service->ipconfig_ipv4,
5437                                                         NULL);
5438         else
5439                 __connman_ipconfig_set_proxy_autoconfig(service->ipconfig_ipv6,
5440                                                         NULL);
5441
5442         __connman_ipconfig_address_remove(service->ipconfig_ipv4);
5443         __connman_ipconfig_address_remove(service->ipconfig_ipv6);
5444
5445         __connman_ipconfig_disable(service->ipconfig_ipv4);
5446         __connman_ipconfig_disable(service->ipconfig_ipv6);
5447
5448         __connman_stats_service_unregister(service);
5449
5450         return err;
5451 }
5452
5453 int __connman_service_disconnect_all(void)
5454 {
5455         GSequenceIter *iter;
5456         GSList *services = NULL, *list;
5457
5458         DBG("");
5459
5460         iter = g_sequence_get_begin_iter(service_list);
5461
5462         while (g_sequence_iter_is_end(iter) == FALSE) {
5463                 struct connman_service *service = g_sequence_get(iter);
5464
5465                 services = g_slist_prepend(services, service);
5466
5467                 iter = g_sequence_iter_next(iter);
5468         }
5469
5470         for (list = services; list != NULL; list = list->next) {
5471                 struct connman_service *service = list->data;
5472
5473                 service->ignore = TRUE;
5474
5475                 set_reconnect_state(service, FALSE);
5476
5477                 __connman_service_disconnect(service);
5478         }
5479
5480         g_slist_free(list);
5481
5482         return 0;
5483
5484 }
5485
5486 /**
5487  * lookup_by_identifier:
5488  * @identifier: service identifier
5489  *
5490  * Look up a service by identifier (reference count will not be increased)
5491  */
5492 static struct connman_service *lookup_by_identifier(const char *identifier)
5493 {
5494         GSequenceIter *iter;
5495
5496         iter = g_hash_table_lookup(service_hash, identifier);
5497         if (iter != NULL)
5498                 return g_sequence_get(iter);
5499
5500         return NULL;
5501 }
5502
5503 struct provision_user_data {
5504         const char *ident;
5505         int ret;
5506 };
5507
5508 static void provision_changed(gpointer value, gpointer user_data)
5509 {
5510         struct connman_service *service = value;
5511         struct provision_user_data *data = user_data;
5512         const char *path = data->ident;
5513         int ret;
5514
5515         ret = __connman_config_provision_service_ident(service, path,
5516                         service->config_file, service->config_entry);
5517         if (ret > 0)
5518                 data->ret = ret;
5519 }
5520
5521 int __connman_service_provision_changed(const char *ident)
5522 {
5523         struct provision_user_data data = {
5524                 .ident = ident,
5525                 .ret = 0
5526         };
5527
5528         g_sequence_foreach(service_list, provision_changed, (void *)&data);
5529
5530         /*
5531          * Because the provision_changed() might have set some services
5532          * as favorite, we must sort the sequence now.
5533          */
5534         if (services_dirty == TRUE) {
5535                 services_dirty = FALSE;
5536
5537                 if (g_sequence_get_length(service_list) > 1) {
5538                         g_sequence_sort(service_list, service_compare, NULL);
5539                         service_schedule_changed();
5540                 }
5541
5542                 __connman_connection_update_gateway();
5543         }
5544
5545         return data.ret;
5546 }
5547
5548 void __connman_service_set_config(struct connman_service *service,
5549                                 const char *file_id, const char *entry)
5550 {
5551         if (service == NULL)
5552                 return;
5553
5554         g_free(service->config_file);
5555         service->config_file = g_strdup(file_id);
5556
5557         g_free(service->config_entry);
5558         service->config_entry = g_strdup(entry);
5559 }
5560
5561 /**
5562  * __connman_service_get:
5563  * @identifier: service identifier
5564  *
5565  * Look up a service by identifier or create a new one if not found
5566  */
5567 static struct connman_service *service_get(const char *identifier)
5568 {
5569         struct connman_service *service;
5570         GSequenceIter *iter;
5571
5572         iter = g_hash_table_lookup(service_hash, identifier);
5573         if (iter != NULL) {
5574                 service = g_sequence_get(iter);
5575                 if (service != NULL)
5576                         connman_service_ref(service);
5577                 return service;
5578         }
5579
5580         service = connman_service_create();
5581         if (service == NULL)
5582                 return NULL;
5583
5584         DBG("service %p", service);
5585
5586         service->identifier = g_strdup(identifier);
5587
5588         iter = g_sequence_insert_sorted(service_list, service,
5589                                                 service_compare, NULL);
5590
5591         g_hash_table_insert(service_hash, service->identifier, iter);
5592
5593         return service;
5594 }
5595
5596 static int service_register(struct connman_service *service)
5597 {
5598         GSequenceIter *iter;
5599
5600         DBG("service %p", service);
5601
5602         if (service->path != NULL)
5603                 return -EALREADY;
5604
5605         service->path = g_strdup_printf("%s/service/%s", CONNMAN_PATH,
5606                                                 service->identifier);
5607
5608         DBG("path %s", service->path);
5609
5610         __connman_config_provision_service(service);
5611
5612         service_load(service);
5613
5614         g_dbus_register_interface(connection, service->path,
5615                                         CONNMAN_SERVICE_INTERFACE,
5616                                         service_methods, service_signals,
5617                                                         NULL, service, NULL);
5618
5619         iter = g_hash_table_lookup(service_hash, service->identifier);
5620         if (iter != NULL && g_sequence_get_length(service_list) > 1) {
5621                 g_sequence_sort_changed(iter, service_compare, NULL);
5622                 service_schedule_changed();
5623         }
5624
5625         __connman_connection_update_gateway();
5626
5627         return 0;
5628 }
5629
5630 static void service_up(struct connman_ipconfig *ipconfig)
5631 {
5632         struct connman_service *service = __connman_ipconfig_get_data(ipconfig);
5633
5634         DBG("%s up", __connman_ipconfig_get_ifname(ipconfig));
5635
5636         link_changed(service);
5637
5638         service->stats.valid = FALSE;
5639         service->stats_roaming.valid = FALSE;
5640 }
5641
5642 static void service_down(struct connman_ipconfig *ipconfig)
5643 {
5644         DBG("%s down", __connman_ipconfig_get_ifname(ipconfig));
5645 }
5646
5647 static void service_lower_up(struct connman_ipconfig *ipconfig)
5648 {
5649         struct connman_service *service = __connman_ipconfig_get_data(ipconfig);
5650
5651         DBG("%s lower up", __connman_ipconfig_get_ifname(ipconfig));
5652
5653         stats_start(service);
5654 }
5655
5656 static void service_lower_down(struct connman_ipconfig *ipconfig)
5657 {
5658         struct connman_service *service = __connman_ipconfig_get_data(ipconfig);
5659
5660         DBG("%s lower down", __connman_ipconfig_get_ifname(ipconfig));
5661
5662         if (is_idle_state(service, service->state_ipv4) == FALSE)
5663                 __connman_ipconfig_disable(service->ipconfig_ipv4);
5664
5665         if (is_idle_state(service, service->state_ipv6) == FALSE)
5666                 __connman_ipconfig_disable(service->ipconfig_ipv6);
5667
5668         stats_stop(service);
5669         service_save(service);
5670 }
5671
5672 static void service_ip_bound(struct connman_ipconfig *ipconfig)
5673 {
5674         struct connman_service *service = __connman_ipconfig_get_data(ipconfig);
5675         enum connman_ipconfig_method method = CONNMAN_IPCONFIG_METHOD_UNKNOWN;
5676         enum connman_ipconfig_type type = CONNMAN_IPCONFIG_TYPE_UNKNOWN;
5677
5678         DBG("%s ip bound", __connman_ipconfig_get_ifname(ipconfig));
5679
5680         type = __connman_ipconfig_get_config_type(ipconfig);
5681         method = __connman_ipconfig_get_method(ipconfig);
5682
5683         DBG("service %p ipconfig %p type %d method %d", service, ipconfig,
5684                                                         type, method);
5685
5686         if (type == CONNMAN_IPCONFIG_TYPE_IPV6 &&
5687                         method == CONNMAN_IPCONFIG_METHOD_AUTO)
5688                 __connman_service_ipconfig_indicate_state(service,
5689                                                 CONNMAN_SERVICE_STATE_READY,
5690                                                 CONNMAN_IPCONFIG_TYPE_IPV6);
5691
5692         settings_changed(service, ipconfig);
5693 }
5694
5695 static void service_ip_release(struct connman_ipconfig *ipconfig)
5696 {
5697         struct connman_service *service = __connman_ipconfig_get_data(ipconfig);
5698         enum connman_ipconfig_method method = CONNMAN_IPCONFIG_METHOD_UNKNOWN;
5699         enum connman_ipconfig_type type = CONNMAN_IPCONFIG_TYPE_UNKNOWN;
5700
5701         DBG("%s ip release", __connman_ipconfig_get_ifname(ipconfig));
5702
5703         type = __connman_ipconfig_get_config_type(ipconfig);
5704         method = __connman_ipconfig_get_method(ipconfig);
5705
5706         DBG("service %p ipconfig %p type %d method %d", service, ipconfig,
5707                                                         type, method);
5708
5709         if (type == CONNMAN_IPCONFIG_TYPE_IPV6 &&
5710                         method == CONNMAN_IPCONFIG_METHOD_OFF)
5711                 __connman_service_ipconfig_indicate_state(service,
5712                                         CONNMAN_SERVICE_STATE_DISCONNECT,
5713                                         CONNMAN_IPCONFIG_TYPE_IPV6);
5714
5715         if (type == CONNMAN_IPCONFIG_TYPE_IPV4 &&
5716                         method == CONNMAN_IPCONFIG_METHOD_OFF)
5717                 __connman_service_ipconfig_indicate_state(service,
5718                                         CONNMAN_SERVICE_STATE_DISCONNECT,
5719                                         CONNMAN_IPCONFIG_TYPE_IPV4);
5720
5721         settings_changed(service, ipconfig);
5722 }
5723
5724 static const struct connman_ipconfig_ops service_ops = {
5725         .up             = service_up,
5726         .down           = service_down,
5727         .lower_up       = service_lower_up,
5728         .lower_down     = service_lower_down,
5729         .ip_bound       = service_ip_bound,
5730         .ip_release     = service_ip_release,
5731 };
5732
5733 static void setup_ip4config(struct connman_service *service, int index,
5734                         enum connman_ipconfig_method method)
5735 {
5736         service->ipconfig_ipv4 = __connman_ipconfig_create(index,
5737                                                 CONNMAN_IPCONFIG_TYPE_IPV4);
5738         if (service->ipconfig_ipv4 == NULL)
5739                 return;
5740
5741         __connman_ipconfig_set_method(service->ipconfig_ipv4, method);
5742
5743         __connman_ipconfig_set_data(service->ipconfig_ipv4, service);
5744
5745         __connman_ipconfig_set_ops(service->ipconfig_ipv4, &service_ops);
5746 }
5747
5748 static void setup_ip6config(struct connman_service *service, int index)
5749 {
5750         service->ipconfig_ipv6 = __connman_ipconfig_create(index,
5751                                                 CONNMAN_IPCONFIG_TYPE_IPV6);
5752         if (service->ipconfig_ipv6 == NULL)
5753                 return;
5754
5755         __connman_ipconfig_set_data(service->ipconfig_ipv6, service);
5756
5757         __connman_ipconfig_set_ops(service->ipconfig_ipv6, &service_ops);
5758 }
5759
5760 void __connman_service_read_ip4config(struct connman_service *service)
5761 {
5762         GKeyFile *keyfile;
5763
5764         if (service->ipconfig_ipv4 == NULL)
5765                 return;
5766
5767         keyfile = connman_storage_load_service(service->identifier);
5768         if (keyfile == NULL)
5769                 return;
5770
5771         __connman_ipconfig_load(service->ipconfig_ipv4, keyfile,
5772                                 service->identifier, "IPv4.");
5773
5774         g_key_file_free(keyfile);
5775 }
5776
5777 void __connman_service_create_ip4config(struct connman_service *service,
5778                                         int index)
5779 {
5780         DBG("ipv4 %p", service->ipconfig_ipv4);
5781
5782         if (service->ipconfig_ipv4 != NULL)
5783                 return;
5784
5785         setup_ip4config(service, index, CONNMAN_IPCONFIG_METHOD_DHCP);
5786         __connman_service_read_ip4config(service);
5787 }
5788
5789 void __connman_service_read_ip6config(struct connman_service *service)
5790 {
5791         GKeyFile *keyfile;
5792
5793         if (service->ipconfig_ipv6 == NULL)
5794                 return;
5795
5796         keyfile = connman_storage_load_service(service->identifier);
5797         if (keyfile == NULL)
5798                 return;
5799
5800         __connman_ipconfig_load(service->ipconfig_ipv6, keyfile,
5801                                 service->identifier, "IPv6.");
5802
5803         g_key_file_free(keyfile);
5804 }
5805
5806 void __connman_service_create_ip6config(struct connman_service *service,
5807                                                                 int index)
5808 {
5809         DBG("ipv6 %p", service->ipconfig_ipv6);
5810
5811         if (service->ipconfig_ipv6 != NULL)
5812                 return;
5813
5814         setup_ip6config(service, index);
5815
5816         __connman_service_read_ip6config(service);
5817 }
5818
5819 /**
5820  * __connman_service_lookup_from_network:
5821  * @network: network structure
5822  *
5823  * Look up a service by network (reference count will not be increased)
5824  */
5825 struct connman_service *__connman_service_lookup_from_network(struct connman_network *network)
5826 {
5827         struct connman_service *service;
5828         const char *ident, *group;
5829         char *name;
5830
5831         DBG("network %p", network);
5832
5833         if (network == NULL)
5834                 return NULL;
5835
5836         ident = __connman_network_get_ident(network);
5837         if (ident == NULL)
5838                 return NULL;
5839
5840         group = connman_network_get_group(network);
5841         if (group == NULL)
5842                 return NULL;
5843
5844         name = g_strdup_printf("%s_%s_%s",
5845                         __connman_network_get_type(network), ident, group);
5846         service = lookup_by_identifier(name);
5847         g_free(name);
5848
5849         return service;
5850 }
5851
5852 struct connman_service *__connman_service_lookup_from_index(int index)
5853 {
5854         struct connman_service *service;
5855         GSequenceIter *iter;
5856
5857         iter = g_sequence_get_begin_iter(service_list);
5858
5859         while (g_sequence_iter_is_end(iter) == FALSE) {
5860                 service = g_sequence_get(iter);
5861
5862                 if (__connman_ipconfig_get_index(service->ipconfig_ipv4)
5863                                                         == index)
5864                         return service;
5865
5866                 if (__connman_ipconfig_get_index(service->ipconfig_ipv6)
5867                                                         == index)
5868                         return service;
5869
5870                 iter = g_sequence_iter_next(iter);
5871         }
5872
5873         return NULL;
5874 }
5875
5876 struct connman_service *__connman_service_lookup_from_ident(const char *identifier)
5877 {
5878         return lookup_by_identifier(identifier);
5879 }
5880
5881 const char *__connman_service_get_ident(struct connman_service *service)
5882 {
5883         return service->identifier;
5884 }
5885
5886 const char *__connman_service_get_path(struct connman_service *service)
5887 {
5888         return service->path;
5889 }
5890
5891 unsigned int __connman_service_get_order(struct connman_service *service)
5892 {
5893         GSequenceIter *iter;
5894
5895         if (service == NULL)
5896                 return 0;
5897
5898         if (service->favorite == FALSE) {
5899                 service->order = 0;
5900                 goto done;
5901         }
5902
5903         iter = g_hash_table_lookup(service_hash, service->identifier);
5904         if (iter != NULL) {
5905                 if (g_sequence_iter_get_position(iter) == 0)
5906                         service->order = 1;
5907                 else if (service->type == CONNMAN_SERVICE_TYPE_VPN &&
5908                                 service->do_split_routing == FALSE)
5909                         service->order = 10;
5910                 else
5911                         service->order = 0;
5912         }
5913
5914         DBG("service %p name %s order %d split %d", service, service->name,
5915                 service->order, service->do_split_routing);
5916
5917 done:
5918         return service->order;
5919 }
5920
5921 void __connman_service_update_ordering(void)
5922 {
5923         GSequenceIter *iter;
5924
5925         iter = g_sequence_get_begin_iter(service_list);
5926         if (iter != NULL && g_sequence_get_length(service_list) > 1)
5927                 g_sequence_sort_changed(iter, service_compare, NULL);
5928 }
5929
5930 static enum connman_service_type convert_network_type(struct connman_network *network)
5931 {
5932         enum connman_network_type type = connman_network_get_type(network);
5933
5934         switch (type) {
5935         case CONNMAN_NETWORK_TYPE_UNKNOWN:
5936         case CONNMAN_NETWORK_TYPE_VENDOR:
5937                 break;
5938         case CONNMAN_NETWORK_TYPE_ETHERNET:
5939                 return CONNMAN_SERVICE_TYPE_ETHERNET;
5940         case CONNMAN_NETWORK_TYPE_WIFI:
5941                 return CONNMAN_SERVICE_TYPE_WIFI;
5942         case CONNMAN_NETWORK_TYPE_WIMAX:
5943                 return CONNMAN_SERVICE_TYPE_WIMAX;
5944         case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
5945         case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
5946                 return CONNMAN_SERVICE_TYPE_BLUETOOTH;
5947         case CONNMAN_NETWORK_TYPE_CELLULAR:
5948                 return CONNMAN_SERVICE_TYPE_CELLULAR;
5949         }
5950
5951         return CONNMAN_SERVICE_TYPE_UNKNOWN;
5952 }
5953
5954 static enum connman_service_security convert_wifi_security(const char *security)
5955 {
5956         if (security == NULL)
5957                 return CONNMAN_SERVICE_SECURITY_UNKNOWN;
5958         else if (g_str_equal(security, "none") == TRUE)
5959                 return CONNMAN_SERVICE_SECURITY_NONE;
5960         else if (g_str_equal(security, "wep") == TRUE)
5961                 return CONNMAN_SERVICE_SECURITY_WEP;
5962         else if (g_str_equal(security, "psk") == TRUE)
5963                 return CONNMAN_SERVICE_SECURITY_PSK;
5964         else if (g_str_equal(security, "ieee8021x") == TRUE)
5965                 return CONNMAN_SERVICE_SECURITY_8021X;
5966         else if (g_str_equal(security, "wpa") == TRUE)
5967                 return CONNMAN_SERVICE_SECURITY_WPA;
5968         else if (g_str_equal(security, "rsn") == TRUE)
5969                 return CONNMAN_SERVICE_SECURITY_RSN;
5970         else
5971                 return CONNMAN_SERVICE_SECURITY_UNKNOWN;
5972 }
5973
5974 static void update_from_network(struct connman_service *service,
5975                                         struct connman_network *network)
5976 {
5977         connman_uint8_t strength = service->strength;
5978         GSequenceIter *iter;
5979         const char *str;
5980
5981         DBG("service %p network %p", service, network);
5982
5983         if (is_connected(service) == TRUE)
5984                 return;
5985
5986         if (is_connecting(service) == TRUE)
5987                 return;
5988
5989         str = connman_network_get_string(network, "Name");
5990         if (str != NULL) {
5991                 g_free(service->name);
5992                 service->name = g_strdup(str);
5993                 service->hidden = FALSE;
5994         } else {
5995                 g_free(service->name);
5996                 service->name = NULL;
5997                 service->hidden = TRUE;
5998         }
5999
6000         service->strength = connman_network_get_strength(network);
6001         service->roaming = connman_network_get_bool(network, "Roaming");
6002
6003         if (service->strength == 0) {
6004                 /*
6005                  * Filter out 0-values; it's unclear what they mean
6006                  * and they cause anomalous sorting of the priority list.
6007                  */
6008                 service->strength = strength;
6009         }
6010
6011         str = connman_network_get_string(network, "WiFi.Security");
6012         service->security = convert_wifi_security(str);
6013
6014         if (service->type == CONNMAN_SERVICE_TYPE_WIFI)
6015                 service->wps = connman_network_get_bool(network, "WiFi.WPS");
6016
6017         if (service->strength > strength && service->network != NULL) {
6018                 connman_network_unref(service->network);
6019                 service->network = connman_network_ref(network);
6020
6021                 strength_changed(service);
6022         }
6023
6024         if (service->network == NULL)
6025                 service->network = connman_network_ref(network);
6026
6027         iter = g_hash_table_lookup(service_hash, service->identifier);
6028         if (iter != NULL && g_sequence_get_length(service_list) > 1) {
6029                 g_sequence_sort_changed(iter, service_compare, NULL);
6030                 service_schedule_changed();
6031         }
6032 }
6033
6034 /**
6035  * __connman_service_create_from_network:
6036  * @network: network structure
6037  *
6038  * Look up service by network and if not found, create one
6039  */
6040 struct connman_service * __connman_service_create_from_network(struct connman_network *network)
6041 {
6042         struct connman_service *service;
6043         struct connman_device *device;
6044         const char *ident, *group;
6045         char *name;
6046         unsigned int *auto_connect_types;
6047         int i, index;
6048
6049         DBG("network %p", network);
6050
6051         if (network == NULL)
6052                 return NULL;
6053
6054         ident = __connman_network_get_ident(network);
6055         if (ident == NULL)
6056                 return NULL;
6057
6058         group = connman_network_get_group(network);
6059         if (group == NULL)
6060                 return NULL;
6061
6062         name = g_strdup_printf("%s_%s_%s",
6063                         __connman_network_get_type(network), ident, group);
6064         service = service_get(name);
6065         g_free(name);
6066
6067         if (service == NULL)
6068                 return NULL;
6069
6070         if (__connman_network_get_weakness(network) == TRUE)
6071                 return service;
6072
6073         if (service->path != NULL) {
6074                 update_from_network(service, network);
6075                 __connman_connection_update_gateway();
6076                 return service;
6077         }
6078
6079         service->type = convert_network_type(network);
6080
6081         auto_connect_types = connman_setting_get_uint_list("DefaultAutoConnectTechnologies");
6082         service->autoconnect = FALSE;
6083         for (i = 0; auto_connect_types != NULL &&
6084                      auto_connect_types[i] != 0; i++) {
6085                 if (service->type == auto_connect_types[i]) {
6086                         service->autoconnect = TRUE;
6087                         break;
6088                 }
6089         }
6090
6091         switch (service->type) {
6092         case CONNMAN_SERVICE_TYPE_UNKNOWN:
6093         case CONNMAN_SERVICE_TYPE_SYSTEM:
6094         case CONNMAN_SERVICE_TYPE_WIMAX:
6095         case CONNMAN_SERVICE_TYPE_BLUETOOTH:
6096         case CONNMAN_SERVICE_TYPE_GPS:
6097         case CONNMAN_SERVICE_TYPE_VPN:
6098         case CONNMAN_SERVICE_TYPE_GADGET:
6099         case CONNMAN_SERVICE_TYPE_WIFI:
6100         case CONNMAN_SERVICE_TYPE_CELLULAR:
6101                 break;
6102         case CONNMAN_SERVICE_TYPE_ETHERNET:
6103                 service->favorite = TRUE;
6104                 break;
6105         }
6106
6107         service->state_ipv4 = service->state_ipv6 = CONNMAN_SERVICE_STATE_IDLE;
6108         service->state = combine_state(service->state_ipv4, service->state_ipv6);
6109
6110         update_from_network(service, network);
6111
6112         index = connman_network_get_index(network);
6113
6114         if (service->ipconfig_ipv4 == NULL)
6115                 setup_ip4config(service, index, CONNMAN_IPCONFIG_METHOD_DHCP);
6116
6117         if (service->ipconfig_ipv6 == NULL)
6118                 setup_ip6config(service, index);
6119
6120         service_register(service);
6121
6122         if (service->favorite == TRUE) {
6123                 device = connman_network_get_device(service->network);
6124                 if (device && connman_device_get_scanning(device) == FALSE)
6125                         __connman_service_auto_connect();
6126         }
6127
6128         __connman_notifier_service_add(service, service->name);
6129         service_schedule_added(service);
6130
6131         return service;
6132 }
6133
6134 void __connman_service_update_from_network(struct connman_network *network)
6135 {
6136         connman_bool_t need_sort = FALSE;
6137         struct connman_service *service;
6138         connman_uint8_t strength;
6139         connman_bool_t roaming;
6140         GSequenceIter *iter;
6141         const char *name;
6142         connman_bool_t stats_enable;
6143
6144         DBG("network %p", network);
6145
6146         service = __connman_service_lookup_from_network(network);
6147         if (service == NULL)
6148                 return;
6149
6150         if (service->network == NULL)
6151                 return;
6152
6153         name = connman_network_get_string(service->network, "Name");
6154         if (g_strcmp0(service->name, name) != 0) {
6155                 g_free(service->name);
6156                 service->name = g_strdup(name);
6157                 connman_dbus_property_changed_basic(service->path,
6158                                 CONNMAN_SERVICE_INTERFACE, "Name",
6159                                 DBUS_TYPE_STRING, &service->name);
6160         }
6161
6162         if (service->type == CONNMAN_SERVICE_TYPE_WIFI)
6163                 service->wps = connman_network_get_bool(network, "WiFi.WPS");
6164
6165         strength = connman_network_get_strength(service->network);
6166         if (strength == service->strength)
6167                 goto roaming;
6168
6169         service->strength = strength;
6170         need_sort = TRUE;
6171
6172         strength_changed(service);
6173
6174 roaming:
6175         roaming = connman_network_get_bool(service->network, "Roaming");
6176         if (roaming == service->roaming)
6177                 goto sorting;
6178
6179         stats_enable = stats_enabled(service);
6180         if (stats_enable == TRUE)
6181                 stats_stop(service);
6182
6183         service->roaming = roaming;
6184         need_sort = TRUE;
6185
6186         if (stats_enable == TRUE)
6187                 stats_start(service);
6188
6189         roaming_changed(service);
6190
6191 sorting:
6192         if (need_sort == TRUE) {
6193                 iter = g_hash_table_lookup(service_hash, service->identifier);
6194                 if (iter != NULL && g_sequence_get_length(service_list) > 1) {
6195                         g_sequence_sort_changed(iter, service_compare, NULL);
6196                         service_schedule_changed();
6197                 }
6198         }
6199 }
6200
6201 void __connman_service_remove_from_network(struct connman_network *network)
6202 {
6203         struct connman_service *service;
6204
6205         DBG("network %p", network);
6206
6207         service = __connman_service_lookup_from_network(network);
6208         if (service == NULL)
6209                 return;
6210
6211         service->ignore = TRUE;
6212
6213         __connman_connection_gateway_remove(service,
6214                                         CONNMAN_IPCONFIG_TYPE_ALL);
6215
6216         connman_service_unref(service);
6217 }
6218
6219 /**
6220  * __connman_service_create_from_provider:
6221  * @provider: provider structure
6222  *
6223  * Look up service by provider and if not found, create one
6224  */
6225 struct connman_service *
6226 __connman_service_create_from_provider(struct connman_provider *provider)
6227 {
6228         struct connman_service *service;
6229         const char *ident, *str;
6230         char *name;
6231         int index = connman_provider_get_index(provider);
6232
6233         DBG("provider %p", provider);
6234
6235         ident = __connman_provider_get_ident(provider);
6236         if (ident == NULL)
6237                 return NULL;
6238
6239         name = g_strdup_printf("vpn_%s", ident);
6240         service = service_get(name);
6241         g_free(name);
6242
6243         if (service == NULL)
6244                 return NULL;
6245
6246         service->type = CONNMAN_SERVICE_TYPE_VPN;
6247         service->provider = connman_provider_ref(provider);
6248         service->autoconnect = FALSE;
6249         service->userconnect = TRUE;
6250
6251         service->state_ipv4 = service->state_ipv6 = CONNMAN_SERVICE_STATE_IDLE;
6252         service->state = combine_state(service->state_ipv4, service->state_ipv6);
6253
6254         str = connman_provider_get_string(provider, "Name");
6255         if (str != NULL) {
6256                 g_free(service->name);
6257                 service->name = g_strdup(str);
6258                 service->hidden = FALSE;
6259         } else {
6260                 g_free(service->name);
6261                 service->name = NULL;
6262                 service->hidden = TRUE;
6263         }
6264
6265         service->strength = 0;
6266
6267         if (service->ipconfig_ipv4 == NULL)
6268                 setup_ip4config(service, index, CONNMAN_IPCONFIG_METHOD_MANUAL);
6269
6270         if (service->ipconfig_ipv6 == NULL)
6271                 setup_ip6config(service, index);
6272
6273         service_register(service);
6274
6275         __connman_notifier_service_add(service, service->name);
6276         service_schedule_added(service);
6277
6278         return service;
6279 }
6280
6281 static void remove_unprovisioned_services()
6282 {
6283         gchar **services;
6284         GKeyFile *keyfile, *configkeyfile;
6285         char *file, *section;
6286         int i = 0;
6287
6288         services = connman_storage_get_services();
6289         if (services == NULL)
6290                 return;
6291
6292         for (;services[i] != NULL; i++) {
6293                 file = section = NULL;
6294                 keyfile = configkeyfile = NULL;
6295
6296                 keyfile = connman_storage_load_service(services[i]);
6297                 if (keyfile == NULL)
6298                         continue;
6299
6300                 file = g_key_file_get_string(keyfile, services[i],
6301                                         "Config.file", NULL);
6302                 if (file == NULL)
6303                         goto next;
6304
6305                 section = g_key_file_get_string(keyfile, services[i],
6306                                         "Config.ident", NULL);
6307                 if (section == NULL)
6308                         goto next;
6309
6310                 configkeyfile = __connman_storage_load_config(file);
6311                 if (configkeyfile == NULL) {
6312                         /*
6313                          * Config file is missing, remove the provisioned
6314                          * service.
6315                          */
6316                         __connman_storage_remove_service(services[i]);
6317                         goto next;
6318                 }
6319
6320                 if (g_key_file_has_group(configkeyfile, section) == FALSE)
6321                         /*
6322                          * Config section is missing, remove the provisioned
6323                          * service.
6324                          */
6325                         __connman_storage_remove_service(services[i]);
6326
6327         next:
6328                 if (keyfile != NULL)
6329                         g_key_file_free(keyfile);
6330
6331                 if (configkeyfile != NULL)
6332                         g_key_file_free(configkeyfile);
6333
6334                 g_free(section);
6335                 g_free(file);
6336         }
6337
6338         g_strfreev(services);
6339 }
6340
6341 int __connman_service_init(void)
6342 {
6343         DBG("");
6344
6345         connection = connman_dbus_get_connection();
6346
6347         service_hash = g_hash_table_new_full(g_str_hash, g_str_equal,
6348                                                                 NULL, NULL);
6349
6350         service_list = g_sequence_new(service_free);
6351
6352         services_notify = g_new0(struct _services_notify, 1);
6353         services_notify->remove = g_hash_table_new_full(g_str_hash,
6354                         g_str_equal, g_free, NULL);
6355         services_notify->add = g_hash_table_new(g_str_hash, g_str_equal);
6356
6357         remove_unprovisioned_services();
6358
6359         return 0;
6360 }
6361
6362 void __connman_service_cleanup(void)
6363 {
6364         GSequence *list;
6365
6366         DBG("");
6367
6368         if (autoconnect_timeout != 0) {
6369                 g_source_remove(autoconnect_timeout);
6370                 autoconnect_timeout = 0;
6371         }
6372
6373         list = service_list;
6374         service_list = NULL;
6375         g_sequence_free(list);
6376
6377         g_hash_table_destroy(service_hash);
6378         service_hash = NULL;
6379
6380         g_slist_free(counter_list);
6381         counter_list = NULL;
6382
6383         if (services_notify->id != 0) {
6384                 g_source_remove(services_notify->id);
6385                 service_send_changed(NULL);
6386                 g_hash_table_destroy(services_notify->remove);
6387                 g_hash_table_destroy(services_notify->add);
6388         }
6389         g_free(services_notify);
6390
6391         dbus_connection_unref(connection);
6392 }