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