src/service.c

   1 /*
   2  *
   3  *  Connection Manager
   4  *
   5  *  Copyright (C) 2007-2012  Intel Corporation. All rights reserved.
   6  *
   7  *  This program is free software; you can redistribute it and/or modify
   8  *  it under the terms of the GNU General Public License version 2 as
   9  *  published by the Free Software Foundation.
  10  *
  11  *  This program is distributed in the hope that it will be useful,
  12  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  *  GNU General Public License for more details.
  15  *
  16  *  You should have received a copy of the GNU General Public License
  17  *  along with this program; if not, write to the Free Software
  18  *  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
  19  *
  20  */
  21
  22 #ifdef HAVE_CONFIG_H
  23 #include <config.h>
  24 #endif
  25
  26 #include <errno.h>
  27 #include <stdio.h>
  28 #include <string.h>
  29 #include <netdb.h>
  30 #include <gdbus.h>
  31 #include <ctype.h>
  32
  33 #include <connman/storage.h>
  34 #include <connman/setting.h>
  35 #include <connman/agent.h>
  36
  37 #include "connman.h"
  38
  39 #define CONNECT_TIMEOUT         120
  40
  41 static DBusConnection *connection = NULL;
  42
  43 static GSequence *service_list = NULL;
  44 static GHashTable *service_hash = NULL;
  45 static GSList *counter_list = NULL;
  46 static unsigned int autoconnect_timeout = 0;
  47 static struct connman_service *current_default = NULL;
  48 static connman_bool_t services_dirty = FALSE;
  49
  50 struct connman_stats {
  51         connman_bool_t valid;
  52         connman_bool_t enabled;
  53         struct connman_stats_data data_last;
  54         struct connman_stats_data data;
  55         GTimer *timer;
  56 };
  57
  58 struct connman_stats_counter {
  59         connman_bool_t append_all;
  60         struct connman_stats stats;
  61         struct connman_stats stats_roaming;
  62 };
  63
  64 struct connman_service {
  65         int refcount;
  66         int session_usage_count;
  67         char *identifier;
  68         char *path;
  69         enum connman_service_type type;
  70         enum connman_service_security security;
  71         enum connman_service_state state;
  72         enum connman_service_state state_ipv4;
  73         enum connman_service_state state_ipv6;
  74         enum connman_service_error error;
  75         connman_uint8_t strength;
  76         connman_bool_t favorite;
  77         connman_bool_t immutable;
  78         connman_bool_t hidden;
  79         connman_bool_t ignore;
  80         connman_bool_t autoconnect;
  81         connman_bool_t userconnect;
  82         GTimeVal modified;
  83         unsigned int order;
  84         char *name;
  85         char *passphrase;
  86         char *agent_passphrase;
  87         connman_bool_t roaming;
  88         struct connman_ipconfig *ipconfig_ipv4;
  89         struct connman_ipconfig *ipconfig_ipv6;
  90         struct connman_network *network;
  91         struct connman_provider *provider;
  92         char **nameservers;
  93         char **nameservers_config;
  94         char **nameservers_auto;
  95         char **domains;
  96         char *domainname;
  97         char **timeservers;
  98         char **timeservers_config;
  99         /* 802.1x settings from the config files */
 100         char *eap;
 101         char *identity;
 102         char *agent_identity;
 103         char *ca_cert_file;
 104         char *client_cert_file;
 105         char *private_key_file;
 106         char *private_key_passphrase;
 107         char *phase2;
 108         DBusMessage *pending;
 109         DBusMessage *provider_pending;
 110         guint timeout;
 111         struct connman_stats stats;
 112         struct connman_stats stats_roaming;
 113         GHashTable *counter_table;
 114         enum connman_service_proxy_method proxy;
 115         enum connman_service_proxy_method proxy_config;
 116         char **proxies;
 117         char **excludes;
 118         char *pac;
 119         connman_bool_t wps;
 120         int online_check_count;
 121         connman_bool_t do_split_routing;
 122         connman_bool_t new_service;
 123         connman_bool_t hidden_service;
 124         char *config_file;
 125         char *config_entry;
 126 };
 127
 128 static connman_bool_t allow_property_changed(struct connman_service *service);
 129
 130 static struct connman_ipconfig *create_ip4config(struct connman_service *service,
 131                 int index, enum connman_ipconfig_method method);
 132 static struct connman_ipconfig *create_ip6config(struct connman_service *service,
 133                 int index);
 134
 135
 136 struct find_data {
 137         const char *path;
 138         struct connman_service *service;
 139 };
 140
 141 static void compare_path(gpointer value, gpointer user_data)
 142 {
 143         struct connman_service *service = value;
 144         struct find_data *data = user_data;
 145
 146         if (data->service != NULL)
 147                 return;
 148
 149         if (g_strcmp0(service->path, data->path) == 0)
 150                 data->service = service;
 151 }
 152
 153 static struct connman_service *find_service(const char *path)
 154 {
 155         struct find_data data = { .path = path, .service = NULL };
 156
 157         DBG("path %s", path);
 158
 159         g_sequence_foreach(service_list, compare_path, &data);
 160
 161         return data.service;
 162 }
 163
 164 const char *__connman_service_type2string(enum connman_service_type type)
 165 {
 166         switch (type) {
 167         case CONNMAN_SERVICE_TYPE_UNKNOWN:
 168                 break;
 169         case CONNMAN_SERVICE_TYPE_SYSTEM:
 170                 return "system";
 171         case CONNMAN_SERVICE_TYPE_ETHERNET:
 172                 return "ethernet";
 173         case CONNMAN_SERVICE_TYPE_WIFI:
 174                 return "wifi";
 175         case CONNMAN_SERVICE_TYPE_BLUETOOTH:
 176                 return "bluetooth";
 177         case CONNMAN_SERVICE_TYPE_CELLULAR:
 178                 return "cellular";
 179         case CONNMAN_SERVICE_TYPE_GPS:
 180                 return "gps";
 181         case CONNMAN_SERVICE_TYPE_VPN:
 182                 return "vpn";
 183         case CONNMAN_SERVICE_TYPE_GADGET:
 184                 return "gadget";
 185         }
 186
 187         return NULL;
 188 }
 189
 190 enum connman_service_type __connman_service_string2type(const char *str)
 191 {
 192         if (str == NULL)
 193                 return CONNMAN_SERVICE_TYPE_UNKNOWN;
 194
 195         if (strcmp(str, "ethernet") == 0)
 196                 return CONNMAN_SERVICE_TYPE_ETHERNET;
 197         if (strcmp(str, "gadget") == 0)
 198                 return CONNMAN_SERVICE_TYPE_GADGET;
 199         if (strcmp(str, "wifi") == 0)
 200                 return CONNMAN_SERVICE_TYPE_WIFI;
 201         if (strcmp(str, "cellular") == 0)
 202                 return CONNMAN_SERVICE_TYPE_CELLULAR;
 203         if (strcmp(str, "bluetooth") == 0)
 204                 return CONNMAN_SERVICE_TYPE_BLUETOOTH;
 205         if (strcmp(str, "vpn") == 0)
 206                 return CONNMAN_SERVICE_TYPE_VPN;
 207         if (strcmp(str, "gps") == 0)
 208                 return CONNMAN_SERVICE_TYPE_GPS;
 209         if (strcmp(str, "system") == 0)
 210                 return CONNMAN_SERVICE_TYPE_SYSTEM;
 211
 212         return CONNMAN_SERVICE_TYPE_UNKNOWN;
 213 }
 214
 215 static const char *security2string(enum connman_service_security security)
 216 {
 217         switch (security) {
 218         case CONNMAN_SERVICE_SECURITY_UNKNOWN:
 219                 break;
 220         case CONNMAN_SERVICE_SECURITY_NONE:
 221                 return "none";
 222         case CONNMAN_SERVICE_SECURITY_WEP:
 223                 return "wep";
 224         case CONNMAN_SERVICE_SECURITY_PSK:
 225         case CONNMAN_SERVICE_SECURITY_WPA:
 226         case CONNMAN_SERVICE_SECURITY_RSN:
 227                 return "psk";
 228         case CONNMAN_SERVICE_SECURITY_8021X:
 229                 return "ieee8021x";
 230         }
 231
 232         return NULL;
 233 }
 234
 235 static const char *state2string(enum connman_service_state state)
 236 {
 237         switch (state) {
 238         case CONNMAN_SERVICE_STATE_UNKNOWN:
 239                 break;
 240         case CONNMAN_SERVICE_STATE_IDLE:
 241                 return "idle";
 242         case CONNMAN_SERVICE_STATE_ASSOCIATION:
 243                 return "association";
 244         case CONNMAN_SERVICE_STATE_CONFIGURATION:
 245                 return "configuration";
 246         case CONNMAN_SERVICE_STATE_READY:
 247                 return "ready";
 248         case CONNMAN_SERVICE_STATE_ONLINE:
 249                 return "online";
 250         case CONNMAN_SERVICE_STATE_DISCONNECT:
 251                 return "disconnect";
 252         case CONNMAN_SERVICE_STATE_FAILURE:
 253                 return "failure";
 254         }
 255
 256         return NULL;
 257 }
 258
 259 static const char *error2string(enum connman_service_error error)
 260 {
 261         switch (error) {
 262         case CONNMAN_SERVICE_ERROR_UNKNOWN:
 263                 break;
 264         case CONNMAN_SERVICE_ERROR_OUT_OF_RANGE:
 265                 return "out-of-range";
 266         case CONNMAN_SERVICE_ERROR_PIN_MISSING:
 267                 return "pin-missing";
 268         case CONNMAN_SERVICE_ERROR_DHCP_FAILED:
 269                 return "dhcp-failed";
 270         case CONNMAN_SERVICE_ERROR_CONNECT_FAILED:
 271                 return "connect-failed";
 272         case CONNMAN_SERVICE_ERROR_LOGIN_FAILED:
 273                 return "login-failed";
 274         case CONNMAN_SERVICE_ERROR_AUTH_FAILED:
 275                 return "auth-failed";
 276         case CONNMAN_SERVICE_ERROR_INVALID_KEY:
 277                 return "invalid-key";
 278         }
 279
 280         return NULL;
 281 }
 282
 283 static enum connman_service_error string2error(const char *error)
 284 {
 285         if (g_strcmp0(error, "dhcp-failed") == 0)
 286                 return CONNMAN_SERVICE_ERROR_DHCP_FAILED;
 287         else if (g_strcmp0(error, "pin-missing") == 0)
 288                 return CONNMAN_SERVICE_ERROR_PIN_MISSING;
 289         else if (g_strcmp0(error, "invalid-key") == 0)
 290                 return CONNMAN_SERVICE_ERROR_INVALID_KEY;
 291
 292         return CONNMAN_SERVICE_ERROR_UNKNOWN;
 293 }
 294
 295 static const char *proxymethod2string(enum connman_service_proxy_method method)
 296 {
 297         switch (method) {
 298         case CONNMAN_SERVICE_PROXY_METHOD_DIRECT:
 299                 return "direct";
 300         case CONNMAN_SERVICE_PROXY_METHOD_MANUAL:
 301                 return "manual";
 302         case CONNMAN_SERVICE_PROXY_METHOD_AUTO:
 303                 return "auto";
 304         case CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN:
 305                 break;
 306         }
 307
 308         return NULL;
 309 }
 310
 311 static enum connman_service_proxy_method string2proxymethod(const char *method)
 312 {
 313         if (g_strcmp0(method, "direct") == 0)
 314                 return CONNMAN_SERVICE_PROXY_METHOD_DIRECT;
 315         else if (g_strcmp0(method, "auto") == 0)
 316                 return CONNMAN_SERVICE_PROXY_METHOD_AUTO;
 317         else if (g_strcmp0(method, "manual") == 0)
 318                 return CONNMAN_SERVICE_PROXY_METHOD_MANUAL;
 319         else
 320                 return CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN;
 321 }
 322
 323 static int service_load(struct connman_service *service)
 324 {
 325         GKeyFile *keyfile;
 326         GError *error = NULL;
 327         gsize length;
 328         gchar *str;
 329         connman_bool_t autoconnect;
 330         unsigned int ssid_len;
 331         int err = 0;
 332
 333         DBG("service %p", service);
 334
 335         keyfile = connman_storage_load_service(service->identifier);
 336         if (keyfile == NULL) {
 337                 service->new_service = TRUE;
 338                 return -EIO;
 339         } else
 340                 service->new_service = FALSE;
 341
 342         switch (service->type) {
 343         case CONNMAN_SERVICE_TYPE_UNKNOWN:
 344         case CONNMAN_SERVICE_TYPE_SYSTEM:
 345         case CONNMAN_SERVICE_TYPE_GPS:
 346         case CONNMAN_SERVICE_TYPE_GADGET:
 347                 break;
 348         case CONNMAN_SERVICE_TYPE_VPN:
 349                 service->do_split_routing = g_key_file_get_boolean(keyfile,
 350                                 service->identifier, "SplitRouting", NULL);
 351                 break;
 352         case CONNMAN_SERVICE_TYPE_WIFI:
 353                 if (service->name == NULL) {
 354                         gchar *name;
 355
 356                         name = g_key_file_get_string(keyfile,
 357                                         service->identifier, "Name", NULL);
 358                         if (name != NULL) {
 359                                 g_free(service->name);
 360                                 service->name = name;
 361                         }
 362
 363                         if (service->network != NULL)
 364                                 connman_network_set_name(service->network,
 365                                                                         name);
 366                 }
 367
 368                 if (service->network &&
 369                                 connman_network_get_blob(service->network,
 370                                         "WiFi.SSID", &ssid_len) == NULL) {
 371                         gchar *hex_ssid;
 372
 373                         hex_ssid = g_key_file_get_string(keyfile,
 374                                                         service->identifier,
 375                                                                 "SSID", NULL);
 376
 377                         if (hex_ssid != NULL) {
 378                                 gchar *ssid;
 379                                 unsigned int i, j = 0, hex;
 380                                 size_t hex_ssid_len = strlen(hex_ssid);
 381
 382                                 ssid = g_try_malloc0(hex_ssid_len / 2);
 383                                 if (ssid == NULL) {
 384                                         g_free(hex_ssid);
 385                                         err = -ENOMEM;
 386                                         goto done;
 387                                 }
 388
 389                                 for (i = 0; i < hex_ssid_len; i += 2) {
 390                                         sscanf(hex_ssid + i, "%02x", &hex);
 391                                         ssid[j++] = hex;
 392                                 }
 393
 394                                 connman_network_set_blob(service->network,
 395                                         "WiFi.SSID", ssid, hex_ssid_len / 2);
 396                         }
 397
 398                         g_free(hex_ssid);
 399                 }
 400                 /* fall through */
 401
 402         case CONNMAN_SERVICE_TYPE_BLUETOOTH:
 403         case CONNMAN_SERVICE_TYPE_CELLULAR:
 404                 service->favorite = g_key_file_get_boolean(keyfile,
 405                                 service->identifier, "Favorite", NULL);
 406
 407                 str = g_key_file_get_string(keyfile,
 408                                 service->identifier, "Failure", NULL);
 409                 if (str != NULL) {
 410                         if (service->favorite == FALSE)
 411                                 service->state_ipv4 = service->state_ipv6 =
 412                                         CONNMAN_SERVICE_STATE_FAILURE;
 413                         service->error = string2error(str);
 414                         g_free(str);
 415                 }
 416                 /* fall through */
 417
 418         case CONNMAN_SERVICE_TYPE_ETHERNET:
 419                 autoconnect = g_key_file_get_boolean(keyfile,
 420                                 service->identifier, "AutoConnect", &error);
 421                 if (error == NULL)
 422                         service->autoconnect = autoconnect;
 423                 g_clear_error(&error);
 424                 break;
 425         }
 426
 427         str = g_key_file_get_string(keyfile,
 428                                 service->identifier, "Modified", NULL);
 429         if (str != NULL) {
 430                 g_time_val_from_iso8601(str, &service->modified);
 431                 g_free(str);
 432         }
 433
 434         str = g_key_file_get_string(keyfile,
 435                                 service->identifier, "Passphrase", NULL);
 436         if (str != NULL) {
 437                 g_free(service->passphrase);
 438                 service->passphrase = str;
 439         }
 440
 441         if (service->ipconfig_ipv4 != NULL)
 442                 __connman_ipconfig_load(service->ipconfig_ipv4, keyfile,
 443                                         service->identifier, "IPv4.");
 444
 445         if (service->ipconfig_ipv6 != NULL)
 446                 __connman_ipconfig_load(service->ipconfig_ipv6, keyfile,
 447                                         service->identifier, "IPv6.");
 448
 449         service->nameservers_config = g_key_file_get_string_list(keyfile,
 450                         service->identifier, "Nameservers", &length, NULL);
 451         if (service->nameservers_config != NULL && length == 0) {
 452                 g_strfreev(service->nameservers_config);
 453                 service->nameservers_config = NULL;
 454         }
 455
 456         service->timeservers_config = g_key_file_get_string_list(keyfile,
 457                         service->identifier, "Timeservers", &length, NULL);
 458         if (service->timeservers_config != NULL && length == 0) {
 459                 g_strfreev(service->timeservers_config);
 460                 service->timeservers_config = NULL;
 461         }
 462
 463         service->domains = g_key_file_get_string_list(keyfile,
 464                         service->identifier, "Domains", &length, NULL);
 465         if (service->domains != NULL && length == 0) {
 466                 g_strfreev(service->domains);
 467                 service->domains = NULL;
 468         }
 469
 470         str = g_key_file_get_string(keyfile,
 471                                 service->identifier, "Proxy.Method", NULL);
 472         if (str != NULL)
 473                 service->proxy_config = string2proxymethod(str);
 474
 475         g_free(str);
 476
 477         service->proxies = g_key_file_get_string_list(keyfile,
 478                         service->identifier, "Proxy.Servers", &length, NULL);
 479         if (service->proxies != NULL && length == 0) {
 480                 g_strfreev(service->proxies);
 481                 service->proxies = NULL;
 482         }
 483
 484         service->excludes = g_key_file_get_string_list(keyfile,
 485                         service->identifier, "Proxy.Excludes", &length, NULL);
 486         if (service->excludes != NULL && length == 0) {
 487                 g_strfreev(service->excludes);
 488                 service->excludes = NULL;
 489         }
 490
 491         str = g_key_file_get_string(keyfile,
 492                                 service->identifier, "Proxy.URL", NULL);
 493         if (str != NULL) {
 494                 g_free(service->pac);
 495                 service->pac = str;
 496         }
 497
 498         service->hidden_service = g_key_file_get_boolean(keyfile,
 499                                         service->identifier, "Hidden", NULL);
 500
 501 done:
 502         g_key_file_free(keyfile);
 503
 504         return err;
 505 }
 506
 507 static int service_save(struct connman_service *service)
 508 {
 509         GKeyFile *keyfile;
 510         gchar *str;
 511         guint freq;
 512         const char *cst_str = NULL;
 513         int err = 0;
 514
 515         DBG("service %p new %d", service, service->new_service);
 516
 517         if (service->new_service == TRUE)
 518                 return -ESRCH;
 519
 520         keyfile = __connman_storage_open_service(service->identifier);
 521         if (keyfile == NULL)
 522                 return -EIO;
 523
 524         if (service->name != NULL)
 525                 g_key_file_set_string(keyfile, service->identifier,
 526                                                 "Name", service->name);
 527
 528         switch (service->type) {
 529         case CONNMAN_SERVICE_TYPE_UNKNOWN:
 530         case CONNMAN_SERVICE_TYPE_SYSTEM:
 531         case CONNMAN_SERVICE_TYPE_GPS:
 532         case CONNMAN_SERVICE_TYPE_GADGET:
 533                 break;
 534         case CONNMAN_SERVICE_TYPE_VPN:
 535                 g_key_file_set_boolean(keyfile, service->identifier,
 536                                 "SplitRouting", service->do_split_routing);
 537                 break;
 538         case CONNMAN_SERVICE_TYPE_WIFI:
 539                 if (service->network) {
 540                         const unsigned char *ssid;
 541                         unsigned int ssid_len = 0;
 542
 543                         ssid = connman_network_get_blob(service->network,
 544                                                         "WiFi.SSID", &ssid_len);
 545
 546                         if (ssid != NULL && ssid_len > 0 && ssid[0] != '\0') {
 547                                 char *identifier = service->identifier;
 548                                 GString *ssid_str;
 549                                 unsigned int i;
 550
 551                                 ssid_str = g_string_sized_new(ssid_len * 2);
 552                                 if (ssid_str == NULL) {
 553                                         err = -ENOMEM;
 554                                         goto done;
 555                                 }
 556
 557                                 for (i = 0; i < ssid_len; i++)
 558                                         g_string_append_printf(ssid_str,
 559                                                         "%02x", ssid[i]);
 560
 561                                 g_key_file_set_string(keyfile, identifier,
 562                                                         "SSID", ssid_str->str);
 563
 564                                 g_string_free(ssid_str, TRUE);
 565                         }
 566
 567                         freq = connman_network_get_frequency(service->network);
 568                         g_key_file_set_integer(keyfile, service->identifier,
 569                                                 "Frequency", freq);
 570                 }
 571                 /* fall through */
 572
 573         case CONNMAN_SERVICE_TYPE_BLUETOOTH:
 574         case CONNMAN_SERVICE_TYPE_CELLULAR:
 575                 g_key_file_set_boolean(keyfile, service->identifier,
 576                                         "Favorite", service->favorite);
 577
 578                 if (service->state_ipv4 == CONNMAN_SERVICE_STATE_FAILURE ||
 579                         service->state_ipv6 == CONNMAN_SERVICE_STATE_FAILURE) {
 580                         const char *failure = error2string(service->error);
 581                         if (failure != NULL)
 582                                 g_key_file_set_string(keyfile,
 583                                                         service->identifier,
 584                                                         "Failure", failure);
 585                 } else {
 586                         g_key_file_remove_key(keyfile, service->identifier,
 587                                                         "Failure", NULL);
 588                 }
 589                 /* fall through */
 590
 591         case CONNMAN_SERVICE_TYPE_ETHERNET:
 592                 if (service->favorite == TRUE)
 593                         g_key_file_set_boolean(keyfile, service->identifier,
 594                                         "AutoConnect", service->autoconnect);
 595                 break;
 596         }
 597
 598         str = g_time_val_to_iso8601(&service->modified);
 599         if (str != NULL) {
 600                 g_key_file_set_string(keyfile, service->identifier,
 601                                                         "Modified", str);
 602                 g_free(str);
 603         }
 604
 605         if (service->passphrase != NULL && strlen(service->passphrase) > 0)
 606                 g_key_file_set_string(keyfile, service->identifier,
 607                                         "Passphrase", service->passphrase);
 608         else
 609                 g_key_file_remove_key(keyfile, service->identifier,
 610                                                         "Passphrase", NULL);
 611
 612         if (service->ipconfig_ipv4 != NULL)
 613                 __connman_ipconfig_save(service->ipconfig_ipv4, keyfile,
 614                                         service->identifier, "IPv4.");
 615
 616         if (service->ipconfig_ipv6 != NULL)
 617                 __connman_ipconfig_save(service->ipconfig_ipv6, keyfile,
 618                                                 service->identifier, "IPv6.");
 619
 620         if (service->nameservers_config != NULL) {
 621                 guint len = g_strv_length(service->nameservers_config);
 622
 623                 g_key_file_set_string_list(keyfile, service->identifier,
 624                                                                 "Nameservers",
 625                                 (const gchar **) service->nameservers_config, len);
 626         } else
 627         g_key_file_remove_key(keyfile, service->identifier,
 628                                                         "Nameservers", NULL);
 629
 630         if (service->timeservers_config != NULL) {
 631                 guint len = g_strv_length(service->timeservers_config);
 632
 633                 g_key_file_set_string_list(keyfile, service->identifier,
 634                                                                 "Timeservers",
 635                                 (const gchar **) service->timeservers_config, len);
 636         } else
 637                 g_key_file_remove_key(keyfile, service->identifier,
 638                                                         "Timeservers", NULL);
 639
 640         if (service->domains != NULL) {
 641                 guint len = g_strv_length(service->domains);
 642
 643                 g_key_file_set_string_list(keyfile, service->identifier,
 644                                                                 "Domains",
 645                                 (const gchar **) service->domains, len);
 646         } else
 647                 g_key_file_remove_key(keyfile, service->identifier,
 648                                                         "Domains", NULL);
 649
 650         cst_str = proxymethod2string(service->proxy_config);
 651         if (cst_str != NULL)
 652                 g_key_file_set_string(keyfile, service->identifier,
 653                                 "Proxy.Method", cst_str);
 654
 655         if (service->proxies != NULL) {
 656                 guint len = g_strv_length(service->proxies);
 657
 658                 g_key_file_set_string_list(keyfile, service->identifier,
 659                                 "Proxy.Servers",
 660                                 (const gchar **) service->proxies, len);
 661         } else
 662                 g_key_file_remove_key(keyfile, service->identifier,
 663                                                 "Proxy.Servers", NULL);
 664
 665         if (service->excludes != NULL) {
 666                 guint len = g_strv_length(service->excludes);
 667
 668                 g_key_file_set_string_list(keyfile, service->identifier,
 669                                 "Proxy.Excludes",
 670                                 (const gchar **) service->excludes, len);
 671         } else
 672                 g_key_file_remove_key(keyfile, service->identifier,
 673                                                 "Proxy.Excludes", NULL);
 674
 675         if (service->pac != NULL && strlen(service->pac) > 0)
 676                 g_key_file_set_string(keyfile, service->identifier,
 677                                         "Proxy.URL", service->pac);
 678         else
 679                 g_key_file_remove_key(keyfile, service->identifier,
 680                                                         "Proxy.URL", NULL);
 681
 682         if (service->hidden_service == TRUE)
 683                 g_key_file_set_boolean(keyfile, service->identifier, "Hidden",
 684                                                                         TRUE);
 685
 686         if (service->config_file != NULL && strlen(service->config_file) > 0)
 687                 g_key_file_set_string(keyfile, service->identifier,
 688                                 "Config.file", service->config_file);
 689
 690         if (service->config_entry != NULL &&
 691                                         strlen(service->config_entry) > 0)
 692                 g_key_file_set_string(keyfile, service->identifier,
 693                                 "Config.ident", service->config_entry);
 694
 695 done:
 696         __connman_storage_save_service(keyfile, service->identifier);
 697
 698         g_key_file_free(keyfile);
 699
 700         return err;
 701 }
 702
 703 void __connman_service_save(struct connman_service *service)
 704 {
 705         service_save(service);
 706 }
 707
 708 static enum connman_service_state combine_state(
 709                                         enum connman_service_state state_a,
 710                                         enum connman_service_state state_b)
 711 {
 712         enum connman_service_state result;
 713
 714         if (state_a == state_b) {
 715                 result = state_a;
 716                 goto done;
 717         }
 718
 719         if (state_a == CONNMAN_SERVICE_STATE_UNKNOWN) {
 720                 result = state_b;
 721                 goto done;
 722         }
 723
 724         if (state_b == CONNMAN_SERVICE_STATE_UNKNOWN) {
 725                 result = state_a;
 726                 goto done;
 727         }
 728
 729         if (state_a == CONNMAN_SERVICE_STATE_IDLE) {
 730                 result = state_b;
 731                 goto done;
 732         }
 733
 734         if (state_b == CONNMAN_SERVICE_STATE_IDLE) {
 735                 result = state_a;
 736                 goto done;
 737         }
 738
 739         if (state_a == CONNMAN_SERVICE_STATE_ONLINE) {
 740                 result = state_a;
 741                 goto done;
 742         }
 743
 744         if (state_b == CONNMAN_SERVICE_STATE_ONLINE) {
 745                 result = state_b;
 746                 goto done;
 747         }
 748
 749         if (state_a == CONNMAN_SERVICE_STATE_READY) {
 750                 result = state_a;
 751                 goto done;
 752         }
 753
 754         if (state_b == CONNMAN_SERVICE_STATE_READY) {
 755                 result = state_b;
 756                 goto done;
 757         }
 758
 759         if (state_a == CONNMAN_SERVICE_STATE_CONFIGURATION) {
 760                 result = state_a;
 761                 goto done;
 762         }
 763
 764         if (state_b == CONNMAN_SERVICE_STATE_CONFIGURATION) {
 765                 result = state_b;
 766                 goto done;
 767         }
 768
 769         if (state_a == CONNMAN_SERVICE_STATE_ASSOCIATION) {
 770                 result = state_a;
 771                 goto done;
 772         }
 773
 774         if (state_b == CONNMAN_SERVICE_STATE_ASSOCIATION) {
 775                 result = state_b;
 776                 goto done;
 777         }
 778
 779         if (state_a == CONNMAN_SERVICE_STATE_DISCONNECT) {
 780                 result = state_a;
 781                 goto done;
 782         }
 783
 784         if (state_b == CONNMAN_SERVICE_STATE_DISCONNECT) {
 785                 result = state_b;
 786                 goto done;
 787         }
 788
 789         result = CONNMAN_SERVICE_STATE_FAILURE;
 790
 791 done:
 792         return result;
 793 }
 794
 795 static connman_bool_t is_connecting_state(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_FAILURE:
 802                 if (service->network != NULL)
 803                         return connman_network_get_connecting(service->network);
 804         case CONNMAN_SERVICE_STATE_DISCONNECT:
 805         case CONNMAN_SERVICE_STATE_READY:
 806         case CONNMAN_SERVICE_STATE_ONLINE:
 807                 break;
 808         case CONNMAN_SERVICE_STATE_ASSOCIATION:
 809         case CONNMAN_SERVICE_STATE_CONFIGURATION:
 810                 return TRUE;
 811         }
 812
 813         return FALSE;
 814 }
 815
 816 static connman_bool_t is_connected_state(const struct connman_service *service,
 817                                         enum connman_service_state state)
 818 {
 819         switch (state) {
 820         case CONNMAN_SERVICE_STATE_UNKNOWN:
 821         case CONNMAN_SERVICE_STATE_IDLE:
 822         case CONNMAN_SERVICE_STATE_ASSOCIATION:
 823         case CONNMAN_SERVICE_STATE_CONFIGURATION:
 824         case CONNMAN_SERVICE_STATE_DISCONNECT:
 825         case CONNMAN_SERVICE_STATE_FAILURE:
 826                 break;
 827         case CONNMAN_SERVICE_STATE_READY:
 828         case CONNMAN_SERVICE_STATE_ONLINE:
 829                 return TRUE;
 830         }
 831
 832         return FALSE;
 833 }
 834
 835 static connman_bool_t is_idle_state(const struct connman_service *service,
 836                                 enum connman_service_state state)
 837 {
 838         switch (state) {
 839         case CONNMAN_SERVICE_STATE_UNKNOWN:
 840         case CONNMAN_SERVICE_STATE_ASSOCIATION:
 841         case CONNMAN_SERVICE_STATE_CONFIGURATION:
 842         case CONNMAN_SERVICE_STATE_READY:
 843         case CONNMAN_SERVICE_STATE_ONLINE:
 844         case CONNMAN_SERVICE_STATE_DISCONNECT:
 845         case CONNMAN_SERVICE_STATE_FAILURE:
 846                 break;
 847         case CONNMAN_SERVICE_STATE_IDLE:
 848                 return TRUE;
 849         }
 850
 851         return FALSE;
 852 }
 853
 854 static connman_bool_t is_connecting(struct connman_service *service)
 855 {
 856         return is_connecting_state(service, service->state);
 857 }
 858
 859 static connman_bool_t is_connected(struct connman_service *service)
 860 {
 861         return is_connected_state(service, service->state);
 862 }
 863
 864 static int nameserver_get_index(struct connman_service *service)
 865 {
 866         int index;
 867
 868         index = __connman_service_get_index(service);
 869
 870         if (index < 0)
 871                 return -1;
 872
 873         switch (combine_state(service->state_ipv4, service->state_ipv6)) {
 874         case CONNMAN_SERVICE_STATE_UNKNOWN:
 875         case CONNMAN_SERVICE_STATE_IDLE:
 876         case CONNMAN_SERVICE_STATE_ASSOCIATION:
 877         case CONNMAN_SERVICE_STATE_CONFIGURATION:
 878         case CONNMAN_SERVICE_STATE_FAILURE:
 879         case CONNMAN_SERVICE_STATE_DISCONNECT:
 880                 return -1;
 881         case CONNMAN_SERVICE_STATE_READY:
 882         case CONNMAN_SERVICE_STATE_ONLINE:
 883                 break;
 884         }
 885
 886         return index;
 887 }
 888
 889 static void remove_nameservers(struct connman_service *service,
 890                 int index, char **ns)
 891 {
 892         int i;
 893
 894         if (ns == NULL)
 895                 return;
 896
 897         if (index < 0)
 898                 index = nameserver_get_index(service);
 899
 900         if (index < 0)
 901                         return;
 902
 903         for (i = 0; ns[i] != NULL; i++)
 904                 connman_resolver_remove(index, NULL, ns[i]);
 905 }
 906
 907 static void remove_searchdomains(struct connman_service *service,
 908                 int index, char **sd)
 909 {
 910         int i;
 911
 912         if (sd == NULL)
 913                 return;
 914
 915         if (index < 0)
 916                 index = nameserver_get_index(service);
 917
 918         if (index < 0)
 919                 return;
 920
 921         for (i = 0; sd[i] != NULL; i++)
 922                 connman_resolver_remove(index, sd[i], NULL);
 923 }
 924
 925 static void update_nameservers(struct connman_service *service)
 926 {
 927         int index;
 928
 929         index = __connman_service_get_index(service);
 930         if (index < 0)
 931                 return;
 932
 933         switch (combine_state(service->state_ipv4, service->state_ipv6)) {
 934         case CONNMAN_SERVICE_STATE_UNKNOWN:
 935         case CONNMAN_SERVICE_STATE_IDLE:
 936         case CONNMAN_SERVICE_STATE_ASSOCIATION:
 937         case CONNMAN_SERVICE_STATE_CONFIGURATION:
 938                 return;
 939         case CONNMAN_SERVICE_STATE_FAILURE:
 940         case CONNMAN_SERVICE_STATE_DISCONNECT:
 941                 connman_resolver_remove_all(index);
 942                 return;
 943         case CONNMAN_SERVICE_STATE_READY:
 944         case CONNMAN_SERVICE_STATE_ONLINE:
 945                 break;
 946         }
 947
 948         if (service->nameservers_config != NULL) {
 949                 int i;
 950
 951                 remove_nameservers(service, index, service->nameservers);
 952
 953                 i = g_strv_length(service->nameservers_config);
 954                 while (i != 0) {
 955                         i--;
 956                         connman_resolver_append(index, NULL,
 957                                         service->nameservers_config[i]);
 958                 }
 959         } else if (service->nameservers != NULL) {
 960                 int i;
 961
 962                 i = g_strv_length(service->nameservers);
 963                 while (i != 0) {
 964                         i--;
 965                         connman_resolver_append(index, NULL,
 966                                         service->nameservers[i]);
 967                 }
 968         }
 969
 970         if (service->domains != NULL) {
 971                 char *searchdomains[2] = {NULL, NULL};
 972                 int i;
 973
 974                 searchdomains[0] = service->domainname;
 975                 remove_searchdomains(service, index, searchdomains);
 976
 977                 i = g_strv_length(service->domains);
 978                 while (i != 0) {
 979                         i--;
 980                         connman_resolver_append(index, service->domains[i],
 981                                                 NULL);
 982                 }
 983         } else if (service->domainname != NULL)
 984                 connman_resolver_append(index, service->domainname, NULL);
 985
 986         connman_resolver_flush();
 987 }
 988
 989 /*
 990  * The is_auto variable is set to true when IPv6 autoconf nameservers are
 991  * inserted to resolver via netlink message (see rtnl.c:rtnl_newnduseropt()
 992  * for details) and not through service.c
 993  */
 994 int __connman_service_nameserver_append(struct connman_service *service,
 995                                 const char *nameserver, gboolean is_auto)
 996 {
 997         char **nameservers;
 998         int len, i;
 999
1000         DBG("service %p nameserver %s auto %d", service, nameserver, is_auto);
1001
1002         if (nameserver == NULL)
1003                 return -EINVAL;
1004
1005         if (is_auto == TRUE)
1006                 nameservers = service->nameservers_auto;
1007         else
1008                 nameservers = service->nameservers;
1009
1010         for (i = 0; nameservers != NULL && nameservers[i] != NULL; i++)
1011                 if (g_strcmp0(nameservers[i], nameserver) == 0)
1012                         return -EEXIST;
1013
1014         if (nameservers != NULL) {
1015                 len = g_strv_length(nameservers);
1016                 nameservers = g_try_renew(char *, nameservers, len + 2);
1017         } else {
1018                 len = 0;
1019                 nameservers = g_try_new0(char *, len + 2);
1020         }
1021
1022         if (nameservers == NULL)
1023                 return -ENOMEM;
1024
1025         nameservers[len] = g_strdup(nameserver);
1026         if (nameservers[len] == NULL)
1027                 return -ENOMEM;
1028
1029         nameservers[len + 1] = NULL;
1030
1031         if (is_auto == TRUE) {
1032                 service->nameservers_auto = nameservers;
1033         } else {
1034                 service->nameservers = nameservers;
1035                 update_nameservers(service);
1036         }
1037
1038         return 0;
1039 }
1040
1041 int __connman_service_nameserver_remove(struct connman_service *service,
1042                                 const char *nameserver, gboolean is_auto)
1043 {
1044         char **servers, **nameservers;
1045         gboolean found = FALSE;
1046         int len, i, j;
1047
1048         DBG("service %p nameserver %s auto %d", service, nameserver, is_auto);
1049
1050         if (nameserver == NULL)
1051                 return -EINVAL;
1052
1053         if (is_auto == TRUE)
1054                 nameservers = service->nameservers_auto;
1055         else
1056                 nameservers = service->nameservers;
1057
1058         if (nameservers == NULL)
1059                 return 0;
1060
1061         for (i = 0; nameservers != NULL && nameservers[i] != NULL; i++)
1062                 if (g_strcmp0(nameservers[i], nameserver) == 0) {
1063                         found = TRUE;
1064                         break;
1065                 }
1066
1067         if (found == FALSE)
1068                 return 0;
1069
1070         len = g_strv_length(nameservers);
1071
1072         if (len == 1) {
1073                 g_strfreev(nameservers);
1074                 if (is_auto == TRUE)
1075                         service->nameservers_auto = NULL;
1076                 else
1077                         service->nameservers = NULL;
1078
1079                 return 0;
1080         }
1081
1082         servers = g_try_new0(char *, len);
1083         if (servers == NULL)
1084                 return -ENOMEM;
1085
1086         for (i = 0, j = 0; i < len; i++) {
1087                 if (g_strcmp0(nameservers[i], nameserver) != 0) {
1088                         servers[j] = g_strdup(nameservers[i]);
1089                         if (servers[j] == NULL)
1090                                 return -ENOMEM;
1091                         j++;
1092                 }
1093         }
1094         servers[len - 1] = NULL;
1095
1096         g_strfreev(nameservers);
1097         nameservers = servers;
1098
1099         if (is_auto == TRUE) {
1100                 service->nameservers_auto = nameservers;
1101         } else {
1102                 service->nameservers = nameservers;
1103                 update_nameservers(service);
1104         }
1105
1106         return 0;
1107 }
1108
1109 void __connman_service_nameserver_clear(struct connman_service *service)
1110 {
1111         g_strfreev(service->nameservers);
1112         service->nameservers = NULL;
1113
1114         update_nameservers(service);
1115 }
1116
1117 static void add_nameserver_route(int family, int index, char *nameserver,
1118                                 const char *gw)
1119 {
1120         switch (family) {
1121         case AF_INET:
1122                 if (connman_inet_compare_subnet(index, nameserver) == TRUE)
1123                         break;
1124
1125                 if (connman_inet_add_host_route(index, nameserver, gw) < 0)
1126                         /* For P-t-P link the above route add will fail */
1127                         connman_inet_add_host_route(index, nameserver, NULL);
1128                 break;
1129
1130         case AF_INET6:
1131                 if (connman_inet_add_ipv6_host_route(index, nameserver,
1132                                                                 gw) < 0)
1133                         connman_inet_add_ipv6_host_route(index, nameserver,
1134                                                         NULL);
1135                 break;
1136         }
1137 }
1138
1139 static void nameserver_add_routes(int index, char **nameservers,
1140                                         const char *gw)
1141 {
1142         int i, family;
1143
1144         for (i = 0; nameservers[i] != NULL; i++) {
1145                 family = connman_inet_check_ipaddress(nameservers[i]);
1146                 if (family < 0)
1147                         continue;
1148
1149                 add_nameserver_route(family, index, nameservers[i], gw);
1150         }
1151 }
1152
1153 static void nameserver_del_routes(int index, char **nameservers,
1154                                 enum connman_ipconfig_type type)
1155 {
1156         int i, family;
1157
1158         for (i = 0; nameservers[i] != NULL; i++) {
1159                 family = connman_inet_check_ipaddress(nameservers[i]);
1160                 if (family < 0)
1161                         continue;
1162
1163                 switch (family) {
1164                 case AF_INET:
1165                         if (type != CONNMAN_IPCONFIG_TYPE_IPV6)
1166                                 connman_inet_del_host_route(index,
1167                                                         nameservers[i]);
1168                         break;
1169                 case AF_INET6:
1170                         if (type != CONNMAN_IPCONFIG_TYPE_IPV4)
1171                                 connman_inet_del_ipv6_host_route(index,
1172                                                         nameservers[i]);
1173                         break;
1174                 }
1175         }
1176 }
1177
1178 void __connman_service_nameserver_add_routes(struct connman_service *service,
1179                                                 const char *gw)
1180 {
1181         int index = -1;
1182
1183         if (service == NULL)
1184                 return;
1185
1186         if (service->network != NULL)
1187                 index = connman_network_get_index(service->network);
1188         else if (service->provider != NULL)
1189                 index = connman_provider_get_index(service->provider);
1190
1191         if (service->nameservers_config != NULL) {
1192                 /*
1193                  * Configured nameserver takes preference over the
1194                  * discoverd nameserver gathered from DHCP, VPN, etc.
1195                  */
1196                 nameserver_add_routes(index, service->nameservers_config, gw);
1197         } else if (service->nameservers != NULL) {
1198                 /*
1199                  * We add nameservers host routes for nameservers that
1200                  * are not on our subnet. For those who are, the subnet
1201                  * route will be installed by the time the dns proxy code
1202                  * tries to reach them. The subnet route is installed
1203                  * when setting the interface IP address.
1204                  */
1205                 nameserver_add_routes(index, service->nameservers, gw);
1206         }
1207 }
1208
1209 void __connman_service_nameserver_del_routes(struct connman_service *service,
1210                                         enum connman_ipconfig_type type)
1211 {
1212         int index = -1;
1213
1214         if (service == NULL)
1215                 return;
1216
1217         if (service->network != NULL)
1218                 index = connman_network_get_index(service->network);
1219         else if (service->provider != NULL)
1220                 index = connman_provider_get_index(service->provider);
1221
1222         if (service->nameservers_config != NULL)
1223                 nameserver_del_routes(index, service->nameservers_config,
1224                                         type);
1225         else if (service->nameservers != NULL)
1226                 nameserver_del_routes(index, service->nameservers, type);
1227 }
1228
1229 static struct connman_stats *stats_get(struct connman_service *service)
1230 {
1231         if (service->roaming == TRUE)
1232                 return &service->stats_roaming;
1233         else
1234                 return &service->stats;
1235 }
1236
1237 static connman_bool_t stats_enabled(struct connman_service *service)
1238 {
1239         struct connman_stats *stats = stats_get(service);
1240
1241         return stats->enabled;
1242 }
1243
1244 static void stats_start(struct connman_service *service)
1245 {
1246         struct connman_stats *stats = stats_get(service);
1247
1248         DBG("service %p", service);
1249
1250         if (stats->timer == NULL)
1251                 return;
1252
1253         stats->enabled = TRUE;
1254         stats->data_last.time = stats->data.time;
1255
1256         g_timer_start(stats->timer);
1257 }
1258
1259 static void stats_stop(struct connman_service *service)
1260 {
1261         struct connman_stats *stats = stats_get(service);
1262         unsigned int seconds;
1263
1264         DBG("service %p", service);
1265
1266         if (stats->timer == NULL)
1267                 return;
1268
1269         if (stats->enabled == FALSE)
1270                 return;
1271
1272         g_timer_stop(stats->timer);
1273
1274         seconds = g_timer_elapsed(stats->timer, NULL);
1275         stats->data.time = stats->data_last.time + seconds;
1276
1277         stats->enabled = FALSE;
1278 }
1279
1280 static void reset_stats(struct connman_service *service)
1281 {
1282         DBG("service %p", service);
1283
1284         /* home */
1285         service->stats.valid = FALSE;
1286
1287         service->stats.data.rx_packets = 0;
1288         service->stats.data.tx_packets = 0;
1289         service->stats.data.rx_bytes = 0;
1290         service->stats.data.tx_bytes = 0;
1291         service->stats.data.rx_errors = 0;
1292         service->stats.data.tx_errors = 0;
1293         service->stats.data.rx_dropped = 0;
1294         service->stats.data.tx_dropped = 0;
1295         service->stats.data.time = 0;
1296         service->stats.data_last.time = 0;
1297
1298         g_timer_reset(service->stats.timer);
1299
1300         /* roaming */
1301         service->stats_roaming.valid = FALSE;
1302
1303         service->stats_roaming.data.rx_packets = 0;
1304         service->stats_roaming.data.tx_packets = 0;
1305         service->stats_roaming.data.rx_bytes = 0;
1306         service->stats_roaming.data.tx_bytes = 0;
1307         service->stats_roaming.data.rx_errors = 0;
1308         service->stats_roaming.data.tx_errors = 0;
1309         service->stats_roaming.data.rx_dropped = 0;
1310         service->stats_roaming.data.tx_dropped = 0;
1311         service->stats_roaming.data.time = 0;
1312         service->stats_roaming.data_last.time = 0;
1313
1314         g_timer_reset(service->stats_roaming.timer);
1315 }
1316
1317 struct connman_service *__connman_service_get_default(void)
1318 {
1319         struct connman_service *service;
1320         GSequenceIter *iter;
1321
1322         iter = g_sequence_get_begin_iter(service_list);
1323
1324         if (g_sequence_iter_is_end(iter) == TRUE)
1325                 return NULL;
1326
1327         service = g_sequence_get(iter);
1328
1329         if (is_connected(service) == FALSE)
1330                 return NULL;
1331
1332         return service;
1333 }
1334
1335 static void default_changed(void)
1336 {
1337         struct connman_service *service = __connman_service_get_default();
1338
1339         if (service == current_default)
1340                 return;
1341
1342         __connman_service_timeserver_changed(current_default, NULL);
1343
1344         current_default = service;
1345
1346         __connman_notifier_default_changed(service);
1347 }
1348
1349 static void state_changed(struct connman_service *service)
1350 {
1351         const char *str;
1352
1353         __connman_notifier_service_state_changed(service, service->state);
1354
1355         str = state2string(service->state);
1356         if (str == NULL)
1357                 return;
1358
1359         if (allow_property_changed(service) == FALSE)
1360                 return;
1361
1362         connman_dbus_property_changed_basic(service->path,
1363                                 CONNMAN_SERVICE_INTERFACE, "State",
1364                                                 DBUS_TYPE_STRING, &str);
1365 }
1366
1367 static void strength_changed(struct connman_service *service)
1368 {
1369         if (service->strength == 0)
1370                 return;
1371
1372         if (allow_property_changed(service) == FALSE)
1373                 return;
1374
1375         connman_dbus_property_changed_basic(service->path,
1376                                 CONNMAN_SERVICE_INTERFACE, "Strength",
1377                                         DBUS_TYPE_BYTE, &service->strength);
1378 }
1379
1380 static void favorite_changed(struct connman_service *service)
1381 {
1382         if (service->path == NULL)
1383                 return;
1384
1385         if (allow_property_changed(service) == FALSE)
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         if (allow_property_changed(service) == FALSE)
1399                 return;
1400
1401         connman_dbus_property_changed_basic(service->path,
1402                                 CONNMAN_SERVICE_INTERFACE, "Immutable",
1403                                         DBUS_TYPE_BOOLEAN, &service->immutable);
1404 }
1405
1406 static void roaming_changed(struct connman_service *service)
1407 {
1408         if (service->path == NULL)
1409                 return;
1410
1411         if (allow_property_changed(service) == FALSE)
1412                 return;
1413
1414         connman_dbus_property_changed_basic(service->path,
1415                                 CONNMAN_SERVICE_INTERFACE, "Roaming",
1416                                         DBUS_TYPE_BOOLEAN, &service->roaming);
1417 }
1418
1419 static void autoconnect_changed(struct connman_service *service)
1420 {
1421         if (service->path == NULL)
1422                 return;
1423
1424         if (allow_property_changed(service) == FALSE)
1425                 return;
1426
1427         connman_dbus_property_changed_basic(service->path,
1428                                 CONNMAN_SERVICE_INTERFACE, "AutoConnect",
1429                                 DBUS_TYPE_BOOLEAN, &service->autoconnect);
1430 }
1431
1432 static void append_security(DBusMessageIter *iter, void *user_data)
1433 {
1434         struct connman_service *service = user_data;
1435         const char *str;
1436
1437         str = security2string(service->security);
1438         if (str != NULL)
1439                 dbus_message_iter_append_basic(iter,
1440                                 DBUS_TYPE_STRING, &str);
1441
1442         /*
1443          * Some access points incorrectly advertise WPS even when they
1444          * are configured as open or no security, so filter
1445          * appropriately.
1446          */
1447         if (service->wps == TRUE) {
1448                 switch (service->security) {
1449                 case CONNMAN_SERVICE_SECURITY_PSK:
1450                 case CONNMAN_SERVICE_SECURITY_WPA:
1451                 case CONNMAN_SERVICE_SECURITY_RSN:
1452                         str = "wps";
1453                         dbus_message_iter_append_basic(iter,
1454                                 DBUS_TYPE_STRING, &str);
1455                         break;
1456                 case CONNMAN_SERVICE_SECURITY_UNKNOWN:
1457                 case CONNMAN_SERVICE_SECURITY_NONE:
1458                 case CONNMAN_SERVICE_SECURITY_WEP:
1459                 case CONNMAN_SERVICE_SECURITY_8021X:
1460                         break;
1461                 }
1462         }
1463 }
1464
1465 static void append_ethernet(DBusMessageIter *iter, void *user_data)
1466 {
1467         struct connman_service *service = user_data;
1468
1469         if (service->ipconfig_ipv4 != NULL)
1470                 __connman_ipconfig_append_ethernet(service->ipconfig_ipv4,
1471                                                                         iter);
1472         else if (service->ipconfig_ipv6 != NULL)
1473                 __connman_ipconfig_append_ethernet(service->ipconfig_ipv6,
1474                                                                         iter);
1475 }
1476
1477 static void append_ipv4(DBusMessageIter *iter, void *user_data)
1478 {
1479         struct connman_service *service = user_data;
1480
1481         DBG("ipv4 %p state %s", service->ipconfig_ipv4,
1482                                 state2string(service->state_ipv4));
1483
1484         if (is_connected_state(service, service->state_ipv4) == FALSE)
1485                 return;
1486
1487         if (service->ipconfig_ipv4 != NULL)
1488                 __connman_ipconfig_append_ipv4(service->ipconfig_ipv4, iter);
1489 }
1490
1491 static void append_ipv6(DBusMessageIter *iter, void *user_data)
1492 {
1493         struct connman_service *service = user_data;
1494
1495         DBG("ipv6 %p state %s", service->ipconfig_ipv6,
1496                                 state2string(service->state_ipv6));
1497
1498         if (is_connected_state(service, service->state_ipv6) == FALSE)
1499                 return;
1500
1501         if (service->ipconfig_ipv6 != NULL)
1502                 __connman_ipconfig_append_ipv6(service->ipconfig_ipv6, iter,
1503                                                 service->ipconfig_ipv4);
1504 }
1505
1506 static void append_ipv4config(DBusMessageIter *iter, void *user_data)
1507 {
1508         struct connman_service *service = user_data;
1509
1510         if (service->ipconfig_ipv4 != NULL)
1511                 __connman_ipconfig_append_ipv4config(service->ipconfig_ipv4,
1512                                                         iter);
1513 }
1514
1515 static void append_ipv6config(DBusMessageIter *iter, void *user_data)
1516 {
1517         struct connman_service *service = user_data;
1518
1519         if (service->ipconfig_ipv6 != NULL)
1520                 __connman_ipconfig_append_ipv6config(service->ipconfig_ipv6,
1521                                                         iter);
1522 }
1523
1524 static void append_nameservers(DBusMessageIter *iter, char **servers)
1525 {
1526         int i;
1527
1528         DBG("%p", servers);
1529
1530         for (i = 0; servers[i] != NULL; i++) {
1531                 DBG("servers[%d] %s", i, servers[i]);
1532                 dbus_message_iter_append_basic(iter,
1533                                         DBUS_TYPE_STRING, &servers[i]);
1534         }
1535 }
1536
1537 static void append_dns(DBusMessageIter *iter, void *user_data)
1538 {
1539         struct connman_service *service = user_data;
1540
1541         if (is_connected(service) == FALSE)
1542                 return;
1543
1544         if (service->nameservers_config != NULL) {
1545                 append_nameservers(iter, service->nameservers_config);
1546                 return;
1547         } else {
1548                 if (service->nameservers != NULL)
1549                         append_nameservers(iter, service->nameservers);
1550
1551                 if (service->nameservers_auto != NULL)
1552                         append_nameservers(iter, service->nameservers_auto);
1553         }
1554 }
1555
1556 static void append_dnsconfig(DBusMessageIter *iter, void *user_data)
1557 {
1558         struct connman_service *service = user_data;
1559
1560         if (service->nameservers_config == NULL)
1561                 return;
1562
1563         append_nameservers(iter, service->nameservers_config);
1564 }
1565
1566 static void append_ts(DBusMessageIter *iter, void *user_data)
1567 {
1568         GSList *list = user_data;
1569
1570         while (list != NULL) {
1571                 char *timeserver = list->data;
1572
1573                 if (timeserver != NULL)
1574                         dbus_message_iter_append_basic(iter, DBUS_TYPE_STRING,
1575                                         &timeserver);
1576
1577                 list = g_slist_next(list);
1578         }
1579 }
1580
1581 static void append_tsconfig(DBusMessageIter *iter, void *user_data)
1582 {
1583         struct connman_service *service = user_data;
1584         int i;
1585
1586         if (service->timeservers_config == NULL)
1587                 return;
1588
1589         for (i = 0; service->timeservers_config[i]; i++) {
1590                 dbus_message_iter_append_basic(iter,
1591                                 DBUS_TYPE_STRING,
1592                                 &service->timeservers_config[i]);
1593         }
1594 }
1595
1596 static void append_domainconfig(DBusMessageIter *iter, void *user_data)
1597 {
1598         struct connman_service *service = user_data;
1599         int i;
1600
1601         if (service->domains == NULL)
1602                 return;
1603
1604         for (i = 0; service->domains[i]; i++)
1605                 dbus_message_iter_append_basic(iter,
1606                                 DBUS_TYPE_STRING, &service->domains[i]);
1607 }
1608
1609 static void append_domain(DBusMessageIter *iter, void *user_data)
1610 {
1611         struct connman_service *service = user_data;
1612
1613         if (is_connected(service) == FALSE &&
1614                                 is_connecting(service) == FALSE)
1615                 return;
1616
1617         if (service->domains != NULL)
1618                 append_domainconfig(iter, user_data);
1619         else if (service->domainname != NULL)
1620                 dbus_message_iter_append_basic(iter,
1621                                 DBUS_TYPE_STRING, &service->domainname);
1622 }
1623
1624 static void append_proxies(DBusMessageIter *iter, void *user_data)
1625 {
1626         struct connman_service *service = user_data;
1627         int i;
1628
1629         if (service->proxies == NULL)
1630                 return;
1631
1632         for (i = 0; service->proxies[i]; i++)
1633                 dbus_message_iter_append_basic(iter,
1634                                 DBUS_TYPE_STRING, &service->proxies[i]);
1635 }
1636
1637 static void append_excludes(DBusMessageIter *iter, void *user_data)
1638 {
1639         struct connman_service *service = user_data;
1640         int i;
1641
1642         if (service->excludes == NULL)
1643                 return;
1644
1645         for (i = 0; service->excludes[i]; i++)
1646                 dbus_message_iter_append_basic(iter,
1647                                 DBUS_TYPE_STRING, &service->excludes[i]);
1648 }
1649
1650 static void append_proxy(DBusMessageIter *iter, void *user_data)
1651 {
1652         struct connman_service *service = user_data;
1653         enum connman_service_proxy_method proxy;
1654         const char *pac = NULL;
1655         const char *method = proxymethod2string(
1656                 CONNMAN_SERVICE_PROXY_METHOD_DIRECT);
1657
1658         DBG("");
1659
1660         if (is_connected(service) == FALSE)
1661                 return;
1662
1663         proxy = connman_service_get_proxy_method(service);
1664
1665         switch (proxy) {
1666         case CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN:
1667                 return;
1668         case CONNMAN_SERVICE_PROXY_METHOD_DIRECT:
1669                 goto done;
1670         case CONNMAN_SERVICE_PROXY_METHOD_MANUAL:
1671                 connman_dbus_dict_append_array(iter, "Servers",
1672                                         DBUS_TYPE_STRING, append_proxies,
1673                                         service);
1674
1675                 connman_dbus_dict_append_array(iter, "Excludes",
1676                                         DBUS_TYPE_STRING, append_excludes,
1677                                         service);
1678                 break;
1679         case CONNMAN_SERVICE_PROXY_METHOD_AUTO:
1680                 /* Maybe DHCP, or WPAD,  has provided an url for a pac file */
1681                 if (service->ipconfig_ipv4 != NULL)
1682                         pac = __connman_ipconfig_get_proxy_autoconfig(
1683                                 service->ipconfig_ipv4);
1684                 else if (service->ipconfig_ipv6 != NULL)
1685                         pac = __connman_ipconfig_get_proxy_autoconfig(
1686                                 service->ipconfig_ipv6);
1687
1688                 if (service->pac == NULL && pac == NULL)
1689                         goto done;
1690
1691                 if (service->pac != NULL)
1692                         pac = service->pac;
1693
1694                 connman_dbus_dict_append_basic(iter, "URL",
1695                                         DBUS_TYPE_STRING, &pac);
1696                 break;
1697         }
1698
1699         method = proxymethod2string(proxy);
1700
1701 done:
1702         connman_dbus_dict_append_basic(iter, "Method",
1703                                         DBUS_TYPE_STRING, &method);
1704 }
1705
1706 static void append_proxyconfig(DBusMessageIter *iter, void *user_data)
1707 {
1708         struct connman_service *service = user_data;
1709         const char *method;
1710
1711         if (service->proxy_config == CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN)
1712                 return;
1713
1714         switch (service->proxy_config) {
1715         case CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN:
1716                 return;
1717         case CONNMAN_SERVICE_PROXY_METHOD_DIRECT:
1718                 break;
1719         case CONNMAN_SERVICE_PROXY_METHOD_MANUAL:
1720                 if (service->proxies != NULL)
1721                         connman_dbus_dict_append_array(iter, "Servers",
1722                                                 DBUS_TYPE_STRING,
1723                                                 append_proxies, service);
1724
1725                 if (service->excludes != NULL)
1726                         connman_dbus_dict_append_array(iter, "Excludes",
1727                                                 DBUS_TYPE_STRING,
1728                                                 append_excludes, service);
1729                 break;
1730         case CONNMAN_SERVICE_PROXY_METHOD_AUTO:
1731                 if (service->pac != NULL)
1732                         connman_dbus_dict_append_basic(iter, "URL",
1733                                         DBUS_TYPE_STRING, &service->pac);
1734                 break;
1735         }
1736
1737         method = proxymethod2string(service->proxy_config);
1738
1739         connman_dbus_dict_append_basic(iter, "Method",
1740                                 DBUS_TYPE_STRING, &method);
1741 }
1742
1743 static void append_provider(DBusMessageIter *iter, void *user_data)
1744 {
1745         struct connman_service *service = user_data;
1746
1747         DBG("%p %p", service, service->provider);
1748
1749         if (is_connected(service) == FALSE)
1750                 return;
1751
1752         if (service->provider != NULL)
1753                 __connman_provider_append_properties(service->provider, iter);
1754 }
1755
1756
1757 static void settings_changed(struct connman_service *service,
1758                                 struct connman_ipconfig *ipconfig)
1759 {
1760         enum connman_ipconfig_type type;
1761
1762         if (allow_property_changed(service) == FALSE)
1763                 return;
1764
1765         type = __connman_ipconfig_get_config_type(ipconfig);
1766
1767         if (type == CONNMAN_IPCONFIG_TYPE_IPV4)
1768                 connman_dbus_property_changed_dict(service->path,
1769                                         CONNMAN_SERVICE_INTERFACE, "IPv4",
1770                                         append_ipv4, service);
1771         else if (type == CONNMAN_IPCONFIG_TYPE_IPV6)
1772                 connman_dbus_property_changed_dict(service->path,
1773                                         CONNMAN_SERVICE_INTERFACE, "IPv6",
1774                                         append_ipv6, service);
1775
1776         __connman_notifier_ipconfig_changed(service, ipconfig);
1777 }
1778
1779 static void ipv4_configuration_changed(struct connman_service *service)
1780 {
1781         if (allow_property_changed(service) == FALSE)
1782                 return;
1783
1784         connman_dbus_property_changed_dict(service->path,
1785                                         CONNMAN_SERVICE_INTERFACE,
1786                                                         "IPv4.Configuration",
1787                                                         append_ipv4config,
1788                                                         service);
1789 }
1790
1791 static void ipv6_configuration_changed(struct connman_service *service)
1792 {
1793         if (allow_property_changed(service) == FALSE)
1794                 return;
1795
1796         connman_dbus_property_changed_dict(service->path,
1797                                         CONNMAN_SERVICE_INTERFACE,
1798                                                         "IPv6.Configuration",
1799                                                         append_ipv6config,
1800                                                         service);
1801 }
1802
1803 static void dns_changed(struct connman_service *service)
1804 {
1805         if (allow_property_changed(service) == FALSE)
1806                 return;
1807
1808         connman_dbus_property_changed_array(service->path,
1809                                 CONNMAN_SERVICE_INTERFACE, "Nameservers",
1810                                         DBUS_TYPE_STRING, append_dns, service);
1811 }
1812
1813 static void dns_configuration_changed(struct connman_service *service)
1814 {
1815         if (allow_property_changed(service) == FALSE)
1816                 return;
1817
1818         connman_dbus_property_changed_array(service->path,
1819                                 CONNMAN_SERVICE_INTERFACE,
1820                                 "Nameservers.Configuration",
1821                                 DBUS_TYPE_STRING, append_dnsconfig, service);
1822
1823         dns_changed(service);
1824 }
1825
1826 static void domain_changed(struct connman_service *service)
1827 {
1828         if (allow_property_changed(service) == FALSE)
1829                 return;
1830
1831         connman_dbus_property_changed_array(service->path,
1832                                 CONNMAN_SERVICE_INTERFACE, "Domains",
1833                                 DBUS_TYPE_STRING, append_domain, service);
1834 }
1835
1836 static void domain_configuration_changed(struct connman_service *service)
1837 {
1838         if (allow_property_changed(service) == FALSE)
1839                 return;
1840
1841         connman_dbus_property_changed_array(service->path,
1842                                 CONNMAN_SERVICE_INTERFACE,
1843                                 "Domains.Configuration",
1844                                 DBUS_TYPE_STRING, append_domainconfig, service);
1845 }
1846
1847 static void proxy_changed(struct connman_service *service)
1848 {
1849         if (allow_property_changed(service) == FALSE)
1850                 return;
1851
1852         connman_dbus_property_changed_dict(service->path,
1853                                         CONNMAN_SERVICE_INTERFACE, "Proxy",
1854                                                         append_proxy, service);
1855 }
1856
1857 static void proxy_configuration_changed(struct connman_service *service)
1858 {
1859         if (allow_property_changed(service) == FALSE)
1860                 return;
1861
1862         connman_dbus_property_changed_dict(service->path,
1863                         CONNMAN_SERVICE_INTERFACE, "Proxy.Configuration",
1864                                                 append_proxyconfig, service);
1865
1866         proxy_changed(service);
1867 }
1868
1869 static void timeservers_configuration_changed(struct connman_service *service)
1870 {
1871         if (allow_property_changed(service) == FALSE)
1872                 return;
1873
1874         connman_dbus_property_changed_array(service->path,
1875                         CONNMAN_SERVICE_INTERFACE,
1876                         "Timeservers.Configuration",
1877                         DBUS_TYPE_STRING,
1878                         append_tsconfig, service);
1879 }
1880
1881 static void link_changed(struct connman_service *service)
1882 {
1883         if (allow_property_changed(service) == FALSE)
1884                 return;
1885
1886         connman_dbus_property_changed_dict(service->path,
1887                                         CONNMAN_SERVICE_INTERFACE, "Ethernet",
1888                                                 append_ethernet, service);
1889 }
1890
1891 static void stats_append_counters(DBusMessageIter *dict,
1892                         struct connman_stats_data *stats,
1893                         struct connman_stats_data *counters,
1894                         connman_bool_t append_all)
1895 {
1896         if (counters->rx_packets != stats->rx_packets || append_all) {
1897                 counters->rx_packets = stats->rx_packets;
1898                 connman_dbus_dict_append_basic(dict, "RX.Packets",
1899                                         DBUS_TYPE_UINT32, &stats->rx_packets);
1900         }
1901
1902         if (counters->tx_packets != stats->tx_packets || append_all) {
1903                 counters->tx_packets = stats->tx_packets;
1904                 connman_dbus_dict_append_basic(dict, "TX.Packets",
1905                                         DBUS_TYPE_UINT32, &stats->tx_packets);
1906         }
1907
1908         if (counters->rx_bytes != stats->rx_bytes || append_all) {
1909                 counters->rx_bytes = stats->rx_bytes;
1910                 connman_dbus_dict_append_basic(dict, "RX.Bytes",
1911                                         DBUS_TYPE_UINT32, &stats->rx_bytes);
1912         }
1913
1914         if (counters->tx_bytes != stats->tx_bytes || append_all) {
1915                 counters->tx_bytes = stats->tx_bytes;
1916                 connman_dbus_dict_append_basic(dict, "TX.Bytes",
1917                                         DBUS_TYPE_UINT32, &stats->tx_bytes);
1918         }
1919
1920         if (counters->rx_errors != stats->rx_errors || append_all) {
1921                 counters->rx_errors = stats->rx_errors;
1922                 connman_dbus_dict_append_basic(dict, "RX.Errors",
1923                                         DBUS_TYPE_UINT32, &stats->rx_errors);
1924         }
1925
1926         if (counters->tx_errors != stats->tx_errors || append_all) {
1927                 counters->tx_errors = stats->tx_errors;
1928                 connman_dbus_dict_append_basic(dict, "TX.Errors",
1929                                         DBUS_TYPE_UINT32, &stats->tx_errors);
1930         }
1931
1932         if (counters->rx_dropped != stats->rx_dropped || append_all) {
1933                 counters->rx_dropped = stats->rx_dropped;
1934                 connman_dbus_dict_append_basic(dict, "RX.Dropped",
1935                                         DBUS_TYPE_UINT32, &stats->rx_dropped);
1936         }
1937
1938         if (counters->tx_dropped != stats->tx_dropped || append_all) {
1939                 counters->tx_dropped = stats->tx_dropped;
1940                 connman_dbus_dict_append_basic(dict, "TX.Dropped",
1941                                         DBUS_TYPE_UINT32, &stats->tx_dropped);
1942         }
1943
1944         if (counters->time != stats->time || append_all) {
1945                 counters->time = stats->time;
1946                 connman_dbus_dict_append_basic(dict, "Time",
1947                                         DBUS_TYPE_UINT32, &stats->time);
1948         }
1949 }
1950
1951 static void stats_append(struct connman_service *service,
1952                                 const char *counter,
1953                                 struct connman_stats_counter *counters,
1954                                 connman_bool_t append_all)
1955 {
1956         DBusMessageIter array, dict;
1957         DBusMessage *msg;
1958
1959         DBG("service %p counter %s", service, counter);
1960
1961         msg = dbus_message_new(DBUS_MESSAGE_TYPE_METHOD_CALL);
1962         if (msg == NULL)
1963                 return;
1964
1965         dbus_message_append_args(msg, DBUS_TYPE_OBJECT_PATH,
1966                                 &service->path, DBUS_TYPE_INVALID);
1967
1968         dbus_message_iter_init_append(msg, &array);
1969
1970         /* home counter */
1971         connman_dbus_dict_open(&array, &dict);
1972
1973         stats_append_counters(&dict, &service->stats.data,
1974                                 &counters->stats.data, append_all);
1975
1976         connman_dbus_dict_close(&array, &dict);
1977
1978         /* roaming counter */
1979         connman_dbus_dict_open(&array, &dict);
1980
1981         stats_append_counters(&dict, &service->stats_roaming.data,
1982                                 &counters->stats_roaming.data, append_all);
1983
1984         connman_dbus_dict_close(&array, &dict);
1985
1986         __connman_counter_send_usage(counter, msg);
1987 }
1988
1989 static void stats_update(struct connman_service *service,
1990                                 unsigned int rx_packets, unsigned int tx_packets,
1991                                 unsigned int rx_bytes, unsigned int tx_bytes,
1992                                 unsigned int rx_errors, unsigned int tx_errors,
1993                                 unsigned int rx_dropped, unsigned int tx_dropped)
1994 {
1995         struct connman_stats *stats = stats_get(service);
1996         struct connman_stats_data *data_last = &stats->data_last;
1997         struct connman_stats_data *data = &stats->data;
1998         unsigned int seconds;
1999
2000         DBG("service %p", service);
2001
2002         if (stats->valid == TRUE) {
2003                 data->rx_packets +=
2004                         rx_packets - data_last->rx_packets;
2005                 data->tx_packets +=
2006                         tx_packets - data_last->tx_packets;
2007                 data->rx_bytes +=
2008                         rx_bytes - data_last->rx_bytes;
2009                 data->tx_bytes +=
2010                         tx_bytes - data_last->tx_bytes;
2011                 data->rx_errors +=
2012                         rx_errors - data_last->rx_errors;
2013                 data->tx_errors +=
2014                         tx_errors - data_last->tx_errors;
2015                 data->rx_dropped +=
2016                         rx_dropped - data_last->rx_dropped;
2017                 data->tx_dropped +=
2018                         tx_dropped - data_last->tx_dropped;
2019         } else {
2020                 stats->valid = TRUE;
2021         }
2022
2023         data_last->rx_packets = rx_packets;
2024         data_last->tx_packets = tx_packets;
2025         data_last->rx_bytes = rx_bytes;
2026         data_last->tx_bytes = tx_bytes;
2027         data_last->rx_errors = rx_errors;
2028         data_last->tx_errors = tx_errors;
2029         data_last->rx_dropped = rx_dropped;
2030         data_last->tx_dropped = tx_dropped;
2031
2032         seconds = g_timer_elapsed(stats->timer, NULL);
2033         stats->data.time = stats->data_last.time + seconds;
2034 }
2035
2036 void __connman_service_notify(struct connman_service *service,
2037                         unsigned int rx_packets, unsigned int tx_packets,
2038                         unsigned int rx_bytes, unsigned int tx_bytes,
2039                         unsigned int rx_errors, unsigned int tx_errors,
2040                         unsigned int rx_dropped, unsigned int tx_dropped)
2041 {
2042         GHashTableIter iter;
2043         gpointer key, value;
2044         const char *counter;
2045         struct connman_stats_counter *counters;
2046         struct connman_stats_data *data;
2047         int err;
2048
2049         if (service == NULL)
2050                 return;
2051
2052         if (is_connected(service) == FALSE)
2053                 return;
2054
2055         stats_update(service,
2056                 rx_packets, tx_packets,
2057                 rx_bytes, tx_bytes,
2058                 rx_errors, tx_errors,
2059                 rx_dropped, tx_dropped);
2060
2061         data = &stats_get(service)->data;
2062         err = __connman_stats_update(service, service->roaming, data);
2063         if (err < 0)
2064                 connman_error("Failed to store statistics for %s",
2065                                 service->identifier);
2066
2067         g_hash_table_iter_init(&iter, service->counter_table);
2068         while (g_hash_table_iter_next(&iter, &key, &value)) {
2069                 counter = key;
2070                 counters = value;
2071
2072                 stats_append(service, counter, counters, counters->append_all);
2073                 counters->append_all = FALSE;
2074         }
2075 }
2076
2077 int __connman_service_counter_register(const char *counter)
2078 {
2079         struct connman_service *service;
2080         GSequenceIter *iter;
2081         struct connman_stats_counter *counters;
2082
2083         DBG("counter %s", counter);
2084
2085         counter_list = g_slist_prepend(counter_list, (gpointer)counter);
2086
2087         iter = g_sequence_get_begin_iter(service_list);
2088
2089         while (g_sequence_iter_is_end(iter) == FALSE) {
2090                 service = g_sequence_get(iter);
2091
2092                 counters = g_try_new0(struct connman_stats_counter, 1);
2093                 if (counters == NULL)
2094                         return -ENOMEM;
2095
2096                 counters->append_all = TRUE;
2097
2098                 g_hash_table_replace(service->counter_table, (gpointer)counter,
2099                                         counters);
2100
2101                 iter = g_sequence_iter_next(iter);
2102         }
2103
2104         return 0;
2105 }
2106
2107 void __connman_service_counter_unregister(const char *counter)
2108 {
2109         struct connman_service *service;
2110         GSequenceIter *iter;
2111
2112         DBG("counter %s", counter);
2113
2114         iter = g_sequence_get_begin_iter(service_list);
2115
2116         while (g_sequence_iter_is_end(iter) == FALSE) {
2117                 service = g_sequence_get(iter);
2118
2119                 g_hash_table_remove(service->counter_table, counter);
2120
2121                 iter = g_sequence_iter_next(iter);
2122         }
2123
2124         counter_list = g_slist_remove(counter_list, counter);
2125 }
2126
2127 GSequence *__connman_service_get_list(struct connman_session *session,
2128                                 service_match_cb service_match,
2129                                 create_service_entry_cb create_service_entry,
2130                                 GDestroyNotify destroy_service_entry)
2131 {
2132         GSequence *list;
2133         GSequenceIter *iter;
2134         struct connman_service *service;
2135         struct service_entry *entry;
2136
2137         list = g_sequence_new(destroy_service_entry);
2138         if (list == NULL)
2139                 return NULL;
2140
2141         iter = g_sequence_get_begin_iter(service_list);
2142
2143         while (g_sequence_iter_is_end(iter) == FALSE) {
2144                 service = g_sequence_get(iter);
2145
2146                 if (service_match(session, service) == TRUE) {
2147                         entry = create_service_entry(service, service->name,
2148                                                         service->state);
2149                         if (entry == NULL)
2150                                 return list;
2151
2152                         g_sequence_append(list, entry);
2153                 }
2154
2155                 iter = g_sequence_iter_next(iter);
2156         }
2157
2158         return list;
2159 }
2160
2161 void __connman_service_session_inc(struct connman_service *service)
2162 {
2163         DBG("service %p ref count %d", service,
2164                 service->session_usage_count + 1);
2165
2166         __sync_fetch_and_add(&service->session_usage_count, 1);
2167 }
2168
2169 connman_bool_t __connman_service_session_dec(struct connman_service *service)
2170 {
2171         DBG("service %p ref count %d", service,
2172                 service->session_usage_count - 1);
2173
2174         if (__sync_fetch_and_sub(&service->session_usage_count, 1) != 1)
2175                 return FALSE;
2176
2177         return TRUE;
2178 }
2179
2180 static void append_properties(DBusMessageIter *dict, dbus_bool_t limited,
2181                                         struct connman_service *service)
2182 {
2183         const char *str;
2184         GSList *list;
2185
2186         str = __connman_service_type2string(service->type);
2187         if (str != NULL)
2188                 connman_dbus_dict_append_basic(dict, "Type",
2189                                                 DBUS_TYPE_STRING, &str);
2190
2191         connman_dbus_dict_append_array(dict, "Security",
2192                                 DBUS_TYPE_STRING, append_security, service);
2193
2194         str = state2string(service->state);
2195         if (str != NULL)
2196                 connman_dbus_dict_append_basic(dict, "State",
2197                                                 DBUS_TYPE_STRING, &str);
2198
2199         str = error2string(service->error);
2200         if (str != NULL)
2201                 connman_dbus_dict_append_basic(dict, "Error",
2202                                                 DBUS_TYPE_STRING, &str);
2203
2204         if (service->strength > 0)
2205                 connman_dbus_dict_append_basic(dict, "Strength",
2206                                         DBUS_TYPE_BYTE, &service->strength);
2207
2208         connman_dbus_dict_append_basic(dict, "Favorite",
2209                                         DBUS_TYPE_BOOLEAN, &service->favorite);
2210
2211         connman_dbus_dict_append_basic(dict, "Immutable",
2212                                         DBUS_TYPE_BOOLEAN, &service->immutable);
2213
2214         if (service->favorite == TRUE)
2215                 connman_dbus_dict_append_basic(dict, "AutoConnect",
2216                                 DBUS_TYPE_BOOLEAN, &service->autoconnect);
2217         else
2218                 connman_dbus_dict_append_basic(dict, "AutoConnect",
2219                                         DBUS_TYPE_BOOLEAN, &service->favorite);
2220
2221         if (service->name != NULL)
2222                 connman_dbus_dict_append_basic(dict, "Name",
2223                                         DBUS_TYPE_STRING, &service->name);
2224
2225         switch (service->type) {
2226         case CONNMAN_SERVICE_TYPE_UNKNOWN:
2227         case CONNMAN_SERVICE_TYPE_SYSTEM:
2228         case CONNMAN_SERVICE_TYPE_GPS:
2229         case CONNMAN_SERVICE_TYPE_VPN:
2230         case CONNMAN_SERVICE_TYPE_GADGET:
2231                 break;
2232         case CONNMAN_SERVICE_TYPE_CELLULAR:
2233                 connman_dbus_dict_append_basic(dict, "Roaming",
2234                                         DBUS_TYPE_BOOLEAN, &service->roaming);
2235
2236                 connman_dbus_dict_append_dict(dict, "Ethernet",
2237                                                 append_ethernet, service);
2238                 break;
2239         case CONNMAN_SERVICE_TYPE_WIFI:
2240         case CONNMAN_SERVICE_TYPE_ETHERNET:
2241         case CONNMAN_SERVICE_TYPE_BLUETOOTH:
2242                 connman_dbus_dict_append_dict(dict, "Ethernet",
2243                                                 append_ethernet, service);
2244                 break;
2245         }
2246
2247         connman_dbus_dict_append_dict(dict, "IPv4", append_ipv4, service);
2248
2249         connman_dbus_dict_append_dict(dict, "IPv4.Configuration",
2250                                                 append_ipv4config, service);
2251
2252         connman_dbus_dict_append_dict(dict, "IPv6", append_ipv6, service);
2253
2254         connman_dbus_dict_append_dict(dict, "IPv6.Configuration",
2255                                                 append_ipv6config, service);
2256
2257         connman_dbus_dict_append_array(dict, "Nameservers",
2258                                 DBUS_TYPE_STRING, append_dns, service);
2259
2260         connman_dbus_dict_append_array(dict, "Nameservers.Configuration",
2261                                 DBUS_TYPE_STRING, append_dnsconfig, service);
2262
2263         if (service->state == CONNMAN_SERVICE_STATE_READY ||
2264                         service->state == CONNMAN_SERVICE_STATE_ONLINE)
2265                 list = __connman_timeserver_get_all(service);
2266         else
2267                 list = NULL;
2268
2269         connman_dbus_dict_append_array(dict, "Timeservers",
2270                                 DBUS_TYPE_STRING, append_ts, list);
2271
2272         g_slist_free_full(list, g_free);
2273
2274         connman_dbus_dict_append_array(dict, "Timeservers.Configuration",
2275                                 DBUS_TYPE_STRING, append_tsconfig, service);
2276
2277         connman_dbus_dict_append_array(dict, "Domains",
2278                                 DBUS_TYPE_STRING, append_domain, service);
2279
2280         connman_dbus_dict_append_array(dict, "Domains.Configuration",
2281                                 DBUS_TYPE_STRING, append_domainconfig, service);
2282
2283         connman_dbus_dict_append_dict(dict, "Proxy", append_proxy, service);
2284
2285         connman_dbus_dict_append_dict(dict, "Proxy.Configuration",
2286                                                 append_proxyconfig, service);
2287
2288         connman_dbus_dict_append_dict(dict, "Provider",
2289                                                 append_provider, service);
2290 }
2291
2292 static void append_struct_service(DBusMessageIter *iter,
2293                 connman_dbus_append_cb_t function,
2294                 struct connman_service *service)
2295 {
2296         DBusMessageIter entry, dict;
2297
2298         dbus_message_iter_open_container(iter, DBUS_TYPE_STRUCT, NULL, &entry);
2299
2300         dbus_message_iter_append_basic(&entry, DBUS_TYPE_OBJECT_PATH,
2301                                                         &service->path);
2302
2303         connman_dbus_dict_open(&entry, &dict);
2304         if (function != NULL)
2305                 function(&dict, service);
2306         connman_dbus_dict_close(&entry, &dict);
2307
2308         dbus_message_iter_close_container(iter, &entry);
2309 }
2310
2311 static void append_dict_properties(DBusMessageIter *dict, void *user_data)
2312 {
2313         struct connman_service *service = user_data;
2314
2315         append_properties(dict, TRUE, service);
2316 }
2317
2318 static void append_struct(gpointer value, gpointer user_data)
2319 {
2320         struct connman_service *service = value;
2321         DBusMessageIter *iter = user_data;
2322
2323         if (service->path == NULL)
2324                 return;
2325
2326         append_struct_service(iter, append_dict_properties, service);
2327 }
2328
2329 void __connman_service_list_struct(DBusMessageIter *iter)
2330 {
2331         g_sequence_foreach(service_list, append_struct, iter);
2332 }
2333
2334 connman_bool_t __connman_service_is_hidden(struct connman_service *service)
2335 {
2336         return service->hidden;
2337 }
2338
2339 connman_bool_t
2340 __connman_service_is_split_routing(struct connman_service *service)
2341 {
2342         return service->do_split_routing;
2343 }
2344
2345 int __connman_service_get_index(struct connman_service *service)
2346 {
2347         if (service == NULL)
2348                 return -1;
2349
2350         if (service->network != NULL)
2351                 return connman_network_get_index(service->network);
2352         else if (service->provider != NULL)
2353                 return connman_provider_get_index(service->provider);
2354
2355         return -1;
2356 }
2357
2358 void __connman_service_set_hidden(struct connman_service *service)
2359 {
2360         if (service == NULL || service->hidden == TRUE)
2361                 return;
2362
2363         service->hidden_service = TRUE;
2364 }
2365
2366 void __connman_service_set_domainname(struct connman_service *service,
2367                                                 const char *domainname)
2368 {
2369         if (service == NULL || service->hidden == TRUE)
2370                 return;
2371
2372         g_free(service->domainname);
2373         service->domainname = g_strdup(domainname);
2374
2375         domain_changed(service);
2376 }
2377
2378 const char *connman_service_get_domainname(struct connman_service *service)
2379 {
2380         if (service == NULL)
2381                 return NULL;
2382
2383         if (service->domains != NULL)
2384                 return service->domains[0];
2385         else
2386                 return service->domainname;
2387 }
2388
2389 char **connman_service_get_nameservers(struct connman_service *service)
2390 {
2391         if (service == NULL)
2392                 return NULL;
2393
2394         if (service->nameservers_config != NULL)
2395                 return g_strdupv(service->nameservers_config);
2396         else if (service->nameservers != NULL ||
2397                                         service->nameservers_auto != NULL) {
2398                 int len = 0, len_auto = 0, i;
2399                 char **nameservers;
2400
2401                 if (service->nameservers != NULL)
2402                         len = g_strv_length(service->nameservers);
2403                 if (service->nameservers_auto != NULL)
2404                         len_auto = g_strv_length(service->nameservers_auto);
2405
2406                 nameservers = g_try_new0(char *, len + len_auto + 1);
2407                 if (nameservers == NULL)
2408                         return NULL;
2409
2410                 for (i = 0; i < len; i++)
2411                         nameservers[i] = g_strdup(service->nameservers[i]);
2412
2413                 for (i = 0; i < len_auto; i++)
2414                         nameservers[i + len] =
2415                                 g_strdup(service->nameservers_auto[i]);
2416
2417                 return nameservers;
2418         }
2419
2420         return NULL;
2421 }
2422
2423 char **connman_service_get_timeservers_config(struct connman_service *service)
2424 {
2425         if (service == NULL)
2426                 return NULL;
2427
2428         return service->timeservers_config;
2429 }
2430
2431 char **connman_service_get_timeservers(struct connman_service *service)
2432 {
2433         if (service == NULL)
2434                 return NULL;
2435
2436         if (service->timeservers != NULL)
2437                 return service->timeservers;
2438
2439         return NULL;
2440 }
2441
2442 void connman_service_set_proxy_method(struct connman_service *service,
2443                                         enum connman_service_proxy_method method)
2444 {
2445         if (service == NULL || service->hidden == TRUE)
2446                 return;
2447
2448         service->proxy = method;
2449
2450         proxy_changed(service);
2451
2452         if (method != CONNMAN_SERVICE_PROXY_METHOD_AUTO)
2453                 __connman_notifier_proxy_changed(service);
2454 }
2455
2456 enum connman_service_proxy_method connman_service_get_proxy_method(
2457                                         struct connman_service *service)
2458 {
2459         if (service == NULL)
2460                 return CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN;
2461
2462         if (service->proxy_config != CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN) {
2463                 if (service->proxy_config == CONNMAN_SERVICE_PROXY_METHOD_AUTO &&
2464                                 service->pac == NULL)
2465                         return service->proxy;
2466
2467                 return service->proxy_config;
2468         }
2469
2470         return service->proxy;
2471 }
2472
2473 char **connman_service_get_proxy_servers(struct connman_service *service)
2474 {
2475         return g_strdupv(service->proxies);
2476 }
2477
2478 char **connman_service_get_proxy_excludes(struct connman_service *service)
2479 {
2480         return g_strdupv(service->excludes);
2481 }
2482
2483 const char *connman_service_get_proxy_url(struct connman_service *service)
2484 {
2485         if (service == NULL)
2486                 return NULL;
2487
2488         return service->pac;
2489 }
2490
2491 void __connman_service_set_proxy_autoconfig(struct connman_service *service,
2492                                                         const char *url)
2493 {
2494         if (service == NULL || service->hidden == TRUE)
2495                 return;
2496
2497         service->proxy = CONNMAN_SERVICE_PROXY_METHOD_AUTO;
2498
2499         if (service->ipconfig_ipv4) {
2500                 if (__connman_ipconfig_set_proxy_autoconfig(
2501                             service->ipconfig_ipv4, url) < 0)
2502                         return;
2503         } else if (service->ipconfig_ipv6) {
2504                 if (__connman_ipconfig_set_proxy_autoconfig(
2505                             service->ipconfig_ipv6, url) < 0)
2506                         return;
2507         } else
2508                 return;
2509
2510         proxy_changed(service);
2511
2512         __connman_notifier_proxy_changed(service);
2513 }
2514
2515 const char *connman_service_get_proxy_autoconfig(struct connman_service *service)
2516 {
2517         if (service == NULL)
2518                 return NULL;
2519
2520         if (service->ipconfig_ipv4)
2521                 return __connman_ipconfig_get_proxy_autoconfig(
2522                                                 service->ipconfig_ipv4);
2523         else if (service->ipconfig_ipv6)
2524                 return __connman_ipconfig_get_proxy_autoconfig(
2525                                                 service->ipconfig_ipv6);
2526         return NULL;
2527 }
2528
2529 void __connman_service_set_timeservers(struct connman_service *service,
2530                                 char **timeservers)
2531 {
2532         int i;
2533
2534         if (service == NULL)
2535                 return;
2536
2537         g_strfreev(service->timeservers);
2538         service->timeservers = NULL;
2539
2540         for (i = 0; timeservers != NULL && timeservers[i] != NULL; i++)
2541                 __connman_service_timeserver_append(service, timeservers[i]);
2542 }
2543
2544 int __connman_service_timeserver_append(struct connman_service *service,
2545                                                 const char *timeserver)
2546 {
2547         int len;
2548
2549         DBG("service %p timeserver %s", service, timeserver);
2550
2551         if (timeserver == NULL)
2552                 return -EINVAL;
2553
2554         if (service->timeservers != NULL) {
2555                 int i;
2556
2557                 for (i = 0; service->timeservers[i] != NULL; i++)
2558                         if (g_strcmp0(service->timeservers[i], timeserver) == 0)
2559                                 return -EEXIST;
2560
2561                 len = g_strv_length(service->timeservers);
2562                 service->timeservers = g_try_renew(char *, service->timeservers,
2563                                                         len + 2);
2564         } else {
2565                 len = 0;
2566                 service->timeservers = g_try_new0(char *, len + 2);
2567         }
2568
2569         if (service->timeservers == NULL)
2570                 return -ENOMEM;
2571
2572         service->timeservers[len] = g_strdup(timeserver);
2573         service->timeservers[len + 1] = NULL;
2574
2575         return 0;
2576 }
2577
2578 int __connman_service_timeserver_remove(struct connman_service *service,
2579                                                 const char *timeserver)
2580 {
2581         char **servers;
2582         int len, i, j, found = 0;
2583
2584         DBG("service %p timeserver %s", service, timeserver);
2585
2586         if (timeserver == NULL)
2587                 return -EINVAL;
2588
2589         if (service->timeservers == NULL)
2590                 return 0;
2591
2592         for (i = 0; service->timeservers != NULL &&
2593                                         service->timeservers[i] != NULL; i++)
2594                 if (g_strcmp0(service->timeservers[i], timeserver) == 0) {
2595                         found = 1;
2596                         break;
2597                 }
2598
2599         if (found == 0)
2600                 return 0;
2601
2602         len = g_strv_length(service->timeservers);
2603
2604         if (len == 1) {
2605                 g_strfreev(service->timeservers);
2606                 service->timeservers = NULL;
2607
2608                 return 0;
2609         }
2610
2611         servers = g_try_new0(char *, len);
2612         if (servers == NULL)
2613                 return -ENOMEM;
2614
2615         for (i = 0, j = 0; i < len; i++) {
2616                 if (g_strcmp0(service->timeservers[i], timeserver) != 0) {
2617                         servers[j] = g_strdup(service->timeservers[i]);
2618                         if (servers[j] == NULL)
2619                                 return -ENOMEM;
2620                         j++;
2621                 }
2622         }
2623         servers[len - 1] = NULL;
2624
2625         g_strfreev(service->timeservers);
2626         service->timeservers = servers;
2627
2628         return 0;
2629 }
2630
2631 void __connman_service_timeserver_changed(struct connman_service *service,
2632                 GSList *ts_list)
2633 {
2634         if (service == NULL)
2635                 return;
2636
2637         if (allow_property_changed(service) == FALSE)
2638                 return;
2639
2640         connman_dbus_property_changed_array(service->path,
2641                         CONNMAN_SERVICE_INTERFACE, "Timeservers",
2642                         DBUS_TYPE_STRING, append_ts, ts_list);
2643 }
2644
2645 void __connman_service_set_pac(struct connman_service *service,
2646                                         const char *pac)
2647 {
2648         if (service->hidden == TRUE)
2649                 return;
2650         g_free(service->pac);
2651         service->pac = g_strdup(pac);
2652
2653         proxy_changed(service);
2654 }
2655
2656 void __connman_service_set_identity(struct connman_service *service,
2657                                         const char *identity)
2658 {
2659         if (service->immutable || service->hidden == TRUE)
2660                 return;
2661
2662         g_free(service->identity);
2663         service->identity = g_strdup(identity);
2664
2665         if (service->network != NULL)
2666                 connman_network_set_string(service->network,
2667                                         "WiFi.Identity",
2668                                         service->identity);
2669 }
2670
2671 void __connman_service_set_agent_identity(struct connman_service *service,
2672                                                 const char *agent_identity)
2673 {
2674         if (service->hidden == TRUE)
2675                 return;
2676         g_free(service->agent_identity);
2677         service->agent_identity = g_strdup(agent_identity);
2678
2679         if (service->network != NULL)
2680                 connman_network_set_string(service->network,
2681                                         "WiFi.AgentIdentity",
2682                                         service->agent_identity);
2683 }
2684
2685 static int check_passphrase(struct connman_service *service,
2686                                 enum connman_service_security security,
2687                                 const char *passphrase)
2688 {
2689         guint i;
2690         gsize length;
2691
2692         if (passphrase == NULL) {
2693                 /*
2694                  * This will prevent __connman_service_set_passphrase() to
2695                  * wipe the passphrase out in case of -ENOKEY error for a
2696                  * favorite service. */
2697                 if (service->favorite == TRUE)
2698                         return 1;
2699                 else
2700                         return 0;
2701         }
2702
2703         length = strlen(passphrase);
2704
2705         switch (security) {
2706         case CONNMAN_SERVICE_SECURITY_PSK:
2707         case CONNMAN_SERVICE_SECURITY_WPA:
2708         case CONNMAN_SERVICE_SECURITY_RSN:
2709                 /* A raw key is always 64 bytes length,
2710                  * its content is in hex representation.
2711                  * A PSK key must be between [8..63].
2712                  */
2713                 if (length == 64) {
2714                         for (i = 0; i < 64; i++)
2715                                 if (!isxdigit((unsigned char)
2716                                               passphrase[i]))
2717                                         return -ENOKEY;
2718                 } else if (length < 8 || length > 63)
2719                         return -ENOKEY;
2720                 break;
2721         case CONNMAN_SERVICE_SECURITY_WEP:
2722                 /* length of WEP key is 10 or 26
2723                  * length of WEP passphrase is 5 or 13
2724                  */
2725                 if (length == 10 || length == 26) {
2726                         for (i = 0; i < length; i++)
2727                                 if (!isxdigit((unsigned char)
2728                                               passphrase[i]))
2729                                         return -ENOKEY;
2730                 } else if (length != 5 && length != 13)
2731                         return -ENOKEY;
2732                 break;
2733         case CONNMAN_SERVICE_SECURITY_UNKNOWN:
2734         case CONNMAN_SERVICE_SECURITY_NONE:
2735         case CONNMAN_SERVICE_SECURITY_8021X:
2736                 break;
2737         }
2738
2739         return 0;
2740 }
2741
2742 int __connman_service_set_passphrase(struct connman_service *service,
2743                                         const char *passphrase)
2744 {
2745         int err = 0;
2746
2747         if (service->immutable == TRUE || service->hidden == TRUE)
2748                 return -EINVAL;
2749
2750         err = check_passphrase(service, service->security, passphrase);
2751
2752         if (err == 0) {
2753                 g_free(service->passphrase);
2754                 service->passphrase = g_strdup(passphrase);
2755
2756                 if (service->network != NULL)
2757                         connman_network_set_string(service->network,
2758                                                         "WiFi.Passphrase",
2759                                                         service->passphrase);
2760                 service_save(service);
2761         }
2762
2763         return err;
2764 }
2765
2766 const char *__connman_service_get_passphrase(struct connman_service *service)
2767 {
2768         if (service == NULL)
2769                 return NULL;
2770
2771         return service->passphrase;
2772 }
2773
2774 void __connman_service_set_agent_passphrase(struct connman_service *service,
2775                                                 const char *agent_passphrase)
2776 {
2777         if (service->hidden == TRUE)
2778                 return;
2779         g_free(service->agent_passphrase);
2780         service->agent_passphrase = g_strdup(agent_passphrase);
2781
2782         if (service->network != NULL)
2783                 connman_network_set_string(service->network,
2784                                         "WiFi.AgentPassphrase",
2785                                         service->agent_passphrase);
2786 }
2787
2788 static DBusMessage *get_properties(DBusConnection *conn,
2789                                         DBusMessage *msg, void *user_data)
2790 {
2791         struct connman_service *service = user_data;
2792         DBusMessage *reply;
2793         DBusMessageIter array, dict;
2794
2795         DBG("service %p", service);
2796
2797         reply = dbus_message_new_method_return(msg);
2798         if (reply == NULL)
2799                 return NULL;
2800
2801         dbus_message_iter_init_append(reply, &array);
2802
2803         connman_dbus_dict_open(&array, &dict);
2804         append_properties(&dict, FALSE, service);
2805         connman_dbus_dict_close(&array, &dict);
2806
2807         return reply;
2808 }
2809
2810 static int update_proxy_configuration(struct connman_service *service,
2811                                 DBusMessageIter *array)
2812 {
2813         DBusMessageIter dict;
2814         enum connman_service_proxy_method method;
2815         GString *servers_str = NULL;
2816         GString *excludes_str = NULL;
2817         const char *url = NULL;
2818
2819         method = CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN;
2820
2821         dbus_message_iter_recurse(array, &dict);
2822
2823         while (dbus_message_iter_get_arg_type(&dict) == DBUS_TYPE_DICT_ENTRY) {
2824                 DBusMessageIter entry, variant;
2825                 const char *key;
2826                 int type;
2827
2828                 dbus_message_iter_recurse(&dict, &entry);
2829
2830                 if (dbus_message_iter_get_arg_type(&entry) != DBUS_TYPE_STRING)
2831                         goto error;
2832
2833                 dbus_message_iter_get_basic(&entry, &key);
2834                 dbus_message_iter_next(&entry);
2835
2836                 if (dbus_message_iter_get_arg_type(&entry) != DBUS_TYPE_VARIANT)
2837                         goto error;
2838
2839                 dbus_message_iter_recurse(&entry, &variant);
2840
2841                 type = dbus_message_iter_get_arg_type(&variant);
2842
2843                 if (g_str_equal(key, "Method") == TRUE) {
2844                         const char *val;
2845
2846                         if (type != DBUS_TYPE_STRING)
2847                                 goto error;
2848
2849                         dbus_message_iter_get_basic(&variant, &val);
2850                         method = string2proxymethod(val);
2851                 } else if (g_str_equal(key, "URL") == TRUE) {
2852                         if (type != DBUS_TYPE_STRING)
2853                                 goto error;
2854
2855                         dbus_message_iter_get_basic(&variant, &url);
2856                 } else if (g_str_equal(key, "Servers") == TRUE) {
2857                         DBusMessageIter str_array;
2858
2859                         if (type != DBUS_TYPE_ARRAY)
2860                                 goto error;
2861
2862                         servers_str = g_string_new(NULL);
2863                         if (servers_str == NULL)
2864                                 goto error;
2865
2866                         dbus_message_iter_recurse(&variant, &str_array);
2867
2868                         while (dbus_message_iter_get_arg_type(&str_array) ==
2869                                                         DBUS_TYPE_STRING) {
2870                                 char *val = NULL;
2871
2872                                 dbus_message_iter_get_basic(&str_array, &val);
2873
2874                                 if (servers_str->len > 0)
2875                                         g_string_append_printf(servers_str,
2876                                                         " %s", val);
2877                                 else
2878                                         g_string_append(servers_str, val);
2879
2880                                 dbus_message_iter_next(&str_array);
2881                         }
2882                 } else if (g_str_equal(key, "Excludes") == TRUE) {
2883                         DBusMessageIter str_array;
2884
2885                         if (type != DBUS_TYPE_ARRAY)
2886                                 goto error;
2887
2888                         excludes_str = g_string_new(NULL);
2889                         if (excludes_str == NULL)
2890                                 goto error;
2891
2892                         dbus_message_iter_recurse(&variant, &str_array);
2893
2894                         while (dbus_message_iter_get_arg_type(&str_array) ==
2895                                                         DBUS_TYPE_STRING) {
2896                                 char *val = NULL;
2897
2898                                 dbus_message_iter_get_basic(&str_array, &val);
2899
2900                                 if (excludes_str->len > 0)
2901                                         g_string_append_printf(excludes_str,
2902                                                         " %s", val);
2903                                 else
2904                                         g_string_append(excludes_str, val);
2905
2906                                 dbus_message_iter_next(&str_array);
2907                         }
2908                 }
2909
2910                 dbus_message_iter_next(&dict);
2911         }
2912
2913         switch (method) {
2914         case CONNMAN_SERVICE_PROXY_METHOD_DIRECT:
2915                 break;
2916         case CONNMAN_SERVICE_PROXY_METHOD_MANUAL:
2917                 if (servers_str == NULL && service->proxies == NULL)
2918                         goto error;
2919
2920                 if (servers_str != NULL) {
2921                         g_strfreev(service->proxies);
2922
2923                         if (servers_str->len > 0)
2924                                 service->proxies = g_strsplit_set(
2925                                         servers_str->str, " ", 0);
2926                         else
2927                                 service->proxies = NULL;
2928                 }
2929
2930                 if (excludes_str != NULL) {
2931                         g_strfreev(service->excludes);
2932
2933                         if (excludes_str->len > 0)
2934                                 service->excludes = g_strsplit_set(
2935                                         excludes_str->str, " ", 0);
2936                         else
2937                                 service->excludes = NULL;
2938                 }
2939
2940                 if (service->proxies == NULL)
2941                         method = CONNMAN_SERVICE_PROXY_METHOD_DIRECT;
2942
2943                 break;
2944         case CONNMAN_SERVICE_PROXY_METHOD_AUTO:
2945                 g_free(service->pac);
2946
2947                 if (url != NULL && strlen(url) > 0)
2948                         service->pac = g_strdup(url);
2949                 else
2950                         service->pac = NULL;
2951
2952                 /* if we are connected:
2953                    - if service->pac == NULL
2954                    - if __connman_ipconfig_get_proxy_autoconfig(
2955                    service->ipconfig) == NULL
2956                    --> We should start WPAD */
2957
2958                 break;
2959         case CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN:
2960                 goto error;
2961         }
2962
2963         if (servers_str != NULL)
2964                 g_string_free(servers_str, TRUE);
2965
2966         if (excludes_str != NULL)
2967                 g_string_free(excludes_str, TRUE);
2968
2969         service->proxy_config = method;
2970
2971         return 0;
2972
2973 error:
2974         if (servers_str != NULL)
2975                 g_string_free(servers_str, TRUE);
2976
2977         if (excludes_str != NULL)
2978                 g_string_free(excludes_str, TRUE);
2979
2980         return -EINVAL;
2981 }
2982
2983 int __connman_service_reset_ipconfig(struct connman_service *service,
2984                 enum connman_ipconfig_type type, DBusMessageIter *array,
2985                 enum connman_service_state *new_state)
2986 {
2987         struct connman_ipconfig *ipconfig, *new_ipconfig;
2988         enum connman_ipconfig_method old_method, new_method;
2989         enum connman_service_state state;
2990         int err = 0, index;
2991
2992         if (type == CONNMAN_IPCONFIG_TYPE_IPV4) {
2993                 ipconfig = service->ipconfig_ipv4;
2994                 state = service->state_ipv4;
2995                 new_method = CONNMAN_IPCONFIG_METHOD_DHCP;
2996         } else if (type == CONNMAN_IPCONFIG_TYPE_IPV6) {
2997                 ipconfig = service->ipconfig_ipv6;
2998                 state = service->state_ipv6;
2999                 new_method = CONNMAN_IPCONFIG_METHOD_AUTO;
3000         } else
3001                 return -EINVAL;
3002
3003         if (ipconfig == NULL)
3004                 return -ENXIO;
3005
3006         old_method = __connman_ipconfig_get_method(ipconfig);
3007         index = __connman_ipconfig_get_index(ipconfig);
3008
3009         if (type == CONNMAN_IPCONFIG_TYPE_IPV4)
3010                 new_ipconfig = create_ip4config(service, index,
3011                                 CONNMAN_IPCONFIG_METHOD_UNKNOWN);
3012         else
3013                 new_ipconfig = create_ip6config(service, index);
3014
3015         if (array != NULL) {
3016                 err = __connman_ipconfig_set_config(new_ipconfig, array);
3017                 if (err < 0) {
3018                         __connman_ipconfig_unref(new_ipconfig);
3019                         return err;
3020                 }
3021
3022                 new_method = __connman_ipconfig_get_method(new_ipconfig);
3023         }
3024
3025         if (is_connecting_state(service, state) ||
3026                                         is_connected_state(service, state))
3027                 __connman_network_clear_ipconfig(service->network, ipconfig);
3028         __connman_ipconfig_unref(ipconfig);
3029
3030         if (type == CONNMAN_IPCONFIG_TYPE_IPV4) {
3031                 service->ipconfig_ipv4 = new_ipconfig;
3032         } else if (type == CONNMAN_IPCONFIG_TYPE_IPV6) {
3033                 service->ipconfig_ipv6 = new_ipconfig;
3034         }
3035
3036         __connman_ipconfig_enable(new_ipconfig);
3037
3038         if (new_state != NULL && new_method != old_method) {
3039                 if (type == CONNMAN_IPCONFIG_TYPE_IPV4)
3040                         *new_state = service->state_ipv4;
3041                 else
3042                         *new_state = service->state_ipv6;
3043                 __connman_service_auto_connect();
3044         }
3045
3046         DBG("err %d ipconfig %p type %d method %d state %s", err,
3047                 new_ipconfig, type, new_method,
3048                 new_state == NULL ? "-" : state2string(*new_state));
3049
3050         return err;
3051 }
3052
3053 static DBusMessage *set_property(DBusConnection *conn,
3054                                         DBusMessage *msg, void *user_data)
3055 {
3056         struct connman_service *service = user_data;
3057         DBusMessageIter iter, value;
3058         const char *name;
3059         int type;
3060
3061         DBG("service %p", service);
3062
3063         if (dbus_message_iter_init(msg, &iter) == FALSE)
3064                 return __connman_error_invalid_arguments(msg);
3065
3066         if (dbus_message_iter_get_arg_type(&iter) != DBUS_TYPE_STRING)
3067                 return __connman_error_invalid_arguments(msg);
3068
3069         dbus_message_iter_get_basic(&iter, &name);
3070         dbus_message_iter_next(&iter);
3071
3072         if (dbus_message_iter_get_arg_type(&iter) != DBUS_TYPE_VARIANT)
3073                 return __connman_error_invalid_arguments(msg);
3074
3075         dbus_message_iter_recurse(&iter, &value);
3076
3077         type = dbus_message_iter_get_arg_type(&value);
3078
3079         if (g_str_equal(name, "AutoConnect") == TRUE) {
3080                 connman_bool_t autoconnect;
3081
3082                 if (type != DBUS_TYPE_BOOLEAN)
3083                         return __connman_error_invalid_arguments(msg);
3084
3085                 if (service->favorite == FALSE)
3086                         return __connman_error_invalid_service(msg);
3087
3088                 dbus_message_iter_get_basic(&value, &autoconnect);
3089
3090                 if (service->autoconnect == autoconnect)
3091                         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
3092
3093                 service->autoconnect = autoconnect;
3094
3095                 autoconnect_changed(service);
3096
3097                 if (autoconnect == TRUE)
3098                         __connman_service_auto_connect();
3099
3100                 service_save(service);
3101         } else if (g_str_equal(name, "Nameservers.Configuration") == TRUE) {
3102                 DBusMessageIter entry;
3103                 GString *str;
3104                 int index;
3105                 const char *gw;
3106
3107                 if (service->immutable == TRUE)
3108                         return __connman_error_not_supported(msg);
3109
3110                 if (type != DBUS_TYPE_ARRAY)
3111                         return __connman_error_invalid_arguments(msg);
3112
3113                 str = g_string_new(NULL);
3114                 if (str == NULL)
3115                         return __connman_error_invalid_arguments(msg);
3116
3117                 index = connman_network_get_index(service->network);
3118                 gw = __connman_ipconfig_get_gateway_from_index(index,
3119                         CONNMAN_IPCONFIG_TYPE_ALL);
3120
3121                 if (gw && strlen(gw))
3122                         __connman_service_nameserver_del_routes(service,
3123                                                 CONNMAN_IPCONFIG_TYPE_ALL);
3124
3125                 dbus_message_iter_recurse(&value, &entry);
3126
3127                 while (dbus_message_iter_get_arg_type(&entry) == DBUS_TYPE_STRING) {
3128                         const char *val;
3129                         dbus_message_iter_get_basic(&entry, &val);
3130                         dbus_message_iter_next(&entry);
3131                         if (connman_inet_check_ipaddress(val) > 0) {
3132                                 if (str->len > 0)
3133                                         g_string_append_printf(str, " %s", val);
3134                                 else
3135                                         g_string_append(str, val);
3136                         }
3137                 }
3138
3139                 remove_nameservers(service, -1, service->nameservers_config);
3140                 g_strfreev(service->nameservers_config);
3141
3142                 if (str->len > 0) {
3143                         service->nameservers_config =
3144                                 g_strsplit_set(str->str, " ", 0);
3145                 } else {
3146                         service->nameservers_config = NULL;
3147                 }
3148
3149                 g_string_free(str, TRUE);
3150
3151                 if (gw && strlen(gw))
3152                         __connman_service_nameserver_add_routes(service, gw);
3153
3154                 update_nameservers(service);
3155                 dns_configuration_changed(service);
3156
3157                 if (__connman_service_is_connected_state(service,
3158                                                 CONNMAN_IPCONFIG_TYPE_IPV4))
3159                         __connman_wispr_start(service,
3160                                                 CONNMAN_IPCONFIG_TYPE_IPV4);
3161
3162                 if (__connman_service_is_connected_state(service,
3163                                                 CONNMAN_IPCONFIG_TYPE_IPV6))
3164                         __connman_wispr_start(service,
3165                                                 CONNMAN_IPCONFIG_TYPE_IPV6);
3166
3167                 service_save(service);
3168         } else if (g_str_equal(name, "Timeservers.Configuration") == TRUE) {
3169                 DBusMessageIter entry;
3170                 GSList *list = NULL;
3171                 int count = 0;
3172
3173                 if (service->immutable == TRUE)
3174                         return __connman_error_not_supported(msg);
3175
3176                 if (type != DBUS_TYPE_ARRAY)
3177                         return __connman_error_invalid_arguments(msg);
3178
3179                 dbus_message_iter_recurse(&value, &entry);
3180
3181                 while (dbus_message_iter_get_arg_type(&entry) == DBUS_TYPE_STRING) {
3182                         const char *val;
3183                         GSList *new_head;
3184
3185                         dbus_message_iter_get_basic(&entry, &val);
3186
3187                         new_head = __connman_timeserver_add_list(list, val);
3188                         if (list != new_head) {
3189                                 count++;
3190                                 list = new_head;
3191                         }
3192
3193                         dbus_message_iter_next(&entry);
3194                 }
3195
3196                 g_strfreev(service->timeservers_config);
3197                 service->timeservers_config = NULL;
3198
3199                 if (list != NULL) {
3200                         service->timeservers_config = g_new0(char *, count+1);
3201
3202                         while (list != NULL) {
3203                                 count--;
3204                                 service->timeservers_config[count] = list->data;
3205                                 list = g_slist_delete_link(list, list);
3206                         };
3207                 }
3208
3209                 service_save(service);
3210                 timeservers_configuration_changed(service);
3211
3212                 __connman_timeserver_sync(service);
3213         } else if (g_str_equal(name, "Domains.Configuration") == TRUE) {
3214                 DBusMessageIter entry;
3215                 GString *str;
3216
3217                 if (service->immutable == TRUE)
3218                         return __connman_error_not_supported(msg);
3219
3220                 if (type != DBUS_TYPE_ARRAY)
3221                         return __connman_error_invalid_arguments(msg);
3222
3223                 str = g_string_new(NULL);
3224                 if (str == NULL)
3225                         return __connman_error_invalid_arguments(msg);
3226
3227                 dbus_message_iter_recurse(&value, &entry);
3228
3229                 while (dbus_message_iter_get_arg_type(&entry) == DBUS_TYPE_STRING) {
3230                         const char *val;
3231                         dbus_message_iter_get_basic(&entry, &val);
3232                         dbus_message_iter_next(&entry);
3233                         if (str->len > 0)
3234                                 g_string_append_printf(str, " %s", val);
3235                         else
3236                                 g_string_append(str, val);
3237                 }
3238
3239                 remove_searchdomains(service, -1, service->domains);
3240                 g_strfreev(service->domains);
3241
3242                 if (str->len > 0)
3243                         service->domains = g_strsplit_set(str->str, " ", 0);
3244                 else
3245                         service->domains = NULL;
3246
3247                 g_string_free(str, TRUE);
3248
3249                 update_nameservers(service);
3250                 domain_configuration_changed(service);
3251
3252                 service_save(service);
3253         } else if (g_str_equal(name, "Proxy.Configuration") == TRUE) {
3254                 int err;
3255
3256                 if (service->immutable == TRUE)
3257                         return __connman_error_not_supported(msg);
3258
3259                 if (type != DBUS_TYPE_ARRAY)
3260                         return __connman_error_invalid_arguments(msg);
3261
3262                 err = update_proxy_configuration(service, &value);
3263
3264                 if (err < 0)
3265                         return __connman_error_failed(msg, -err);
3266
3267                 proxy_configuration_changed(service);
3268
3269                 __connman_notifier_proxy_changed(service);
3270
3271                 service_save(service);
3272         } else if (g_str_equal(name, "IPv4.Configuration") == TRUE ||
3273                         g_str_equal(name, "IPv6.Configuration")) {
3274
3275                 enum connman_service_state state =
3276                                                 CONNMAN_SERVICE_STATE_UNKNOWN;
3277                 enum connman_ipconfig_type type =
3278                         CONNMAN_IPCONFIG_TYPE_UNKNOWN;
3279                 int err = 0;
3280
3281                 if (service->immutable == TRUE)
3282                         return __connman_error_not_supported(msg);
3283
3284                 DBG("%s", name);
3285
3286                 if (service->ipconfig_ipv4 == NULL &&
3287                                         service->ipconfig_ipv6 == NULL)
3288                         return __connman_error_invalid_property(msg);
3289
3290                 if (g_str_equal(name, "IPv4.Configuration") == TRUE)
3291                         type = CONNMAN_IPCONFIG_TYPE_IPV4;
3292                 else
3293                         type = CONNMAN_IPCONFIG_TYPE_IPV6;
3294
3295                 err = __connman_service_reset_ipconfig(service, type, &value,
3296                                                                 &state);
3297
3298                 if (err < 0) {
3299                         if (is_connected_state(service, state) ||
3300                                         is_connecting_state(service, state))
3301                                 __connman_network_set_ipconfig(service->network,
3302                                                 service->ipconfig_ipv4,
3303                                                 service->ipconfig_ipv6);
3304                         return __connman_error_failed(msg, -err);
3305                 }
3306
3307                 if (type == CONNMAN_IPCONFIG_TYPE_IPV4)
3308                         ipv4_configuration_changed(service);
3309                 else
3310                         ipv6_configuration_changed(service);
3311
3312                 if (is_connecting(service) || is_connected(service))
3313                         __connman_network_set_ipconfig(service->network,
3314                                         service->ipconfig_ipv4,
3315                                         service->ipconfig_ipv6);
3316
3317                 service_save(service);
3318         } else
3319                 return __connman_error_invalid_property(msg);
3320
3321         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
3322 }
3323
3324 static void set_error(struct connman_service *service,
3325                                         enum connman_service_error error)
3326 {
3327         const char *str;
3328
3329         if (service->error == error)
3330                 return;
3331
3332         service->error = error;
3333
3334         if (service->path == NULL)
3335                 return;
3336
3337         str = error2string(service->error);
3338
3339         if (str == NULL)
3340                 str = "";
3341
3342         if (allow_property_changed(service) == FALSE)
3343                 return;
3344
3345         connman_dbus_property_changed_basic(service->path,
3346                                 CONNMAN_SERVICE_INTERFACE, "Error",
3347                                 DBUS_TYPE_STRING, &str);
3348 }
3349
3350 static void set_idle(struct connman_service *service)
3351 {
3352         service->state = service->state_ipv4 = service->state_ipv6 =
3353                                                 CONNMAN_SERVICE_STATE_IDLE;
3354         set_error(service, CONNMAN_SERVICE_ERROR_UNKNOWN);
3355         state_changed(service);
3356 }
3357
3358 static DBusMessage *clear_property(DBusConnection *conn,
3359                                         DBusMessage *msg, void *user_data)
3360 {
3361         struct connman_service *service = user_data;
3362         const char *name;
3363
3364         DBG("service %p", service);
3365
3366         dbus_message_get_args(msg, NULL, DBUS_TYPE_STRING, &name,
3367                                                         DBUS_TYPE_INVALID);
3368
3369         if (g_str_equal(name, "Error") == TRUE) {
3370                 set_idle(service);
3371
3372                 g_get_current_time(&service->modified);
3373                 service_save(service);
3374         } else
3375                 return __connman_error_invalid_property(msg);
3376
3377         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
3378 }
3379
3380 static connman_bool_t is_ipconfig_usable(struct connman_service *service)
3381 {
3382         if (__connman_ipconfig_is_usable(service->ipconfig_ipv4) == FALSE &&
3383                         __connman_ipconfig_is_usable(service->ipconfig_ipv6)
3384                                                                 == FALSE)
3385                 return FALSE;
3386
3387         return TRUE;
3388 }
3389
3390 static connman_bool_t is_ignore(struct connman_service *service)
3391 {
3392         if (service->autoconnect == FALSE)
3393                 return TRUE;
3394
3395         if (service->roaming == TRUE)
3396                 return TRUE;
3397
3398         if (service->ignore == TRUE)
3399                 return TRUE;
3400
3401         if (service->state == CONNMAN_SERVICE_STATE_FAILURE)
3402                 return TRUE;
3403
3404         if (is_ipconfig_usable(service) == FALSE)
3405                 return TRUE;
3406
3407         return FALSE;
3408 }
3409
3410 struct preferred_tech_data {
3411         GSequence *preferred_list;
3412         enum connman_service_type type;
3413 };
3414
3415 static void preferred_tech_add_by_type(gpointer data, gpointer user_data)
3416 {
3417         struct connman_service *service = data;
3418         struct preferred_tech_data *tech_data = user_data;
3419
3420         if (service->type == tech_data->type) {
3421                 g_sequence_append(tech_data->preferred_list, service);
3422
3423                 DBG("type %d service %p %s", tech_data->type, service,
3424                                 service->name);
3425         }
3426 }
3427
3428 static GSequence* preferred_tech_list_get(void)
3429 {
3430         unsigned int *tech_array;
3431         struct preferred_tech_data tech_data;
3432         int i;
3433
3434         tech_array = connman_setting_get_uint_list("PreferredTechnologies");
3435         if (tech_array == NULL)
3436                 return NULL;
3437
3438         if (connman_setting_get_bool("SingleConnectedTechnology") == TRUE) {
3439                 GSequenceIter *iter = g_sequence_get_begin_iter(service_list);
3440                 while (g_sequence_iter_is_end(iter) == FALSE) {
3441                         struct connman_service *service;
3442
3443                         service = g_sequence_get(iter);
3444
3445                         if (is_connected(service) == FALSE)
3446                                 break;
3447
3448                         if (service->userconnect == TRUE) {
3449                                 DBG("service %p name %s is user connected",
3450                                                 service, service->name);
3451                                 return NULL;
3452                         }
3453
3454                         iter = g_sequence_iter_next(iter);
3455                 }
3456         }
3457
3458         tech_data.preferred_list = g_sequence_new(NULL);
3459
3460         for (i = 0; tech_array[i] != 0; i += 1) {
3461                 tech_data.type = tech_array[i];
3462                 g_sequence_foreach(service_list, preferred_tech_add_by_type,
3463                                 &tech_data);
3464         }
3465
3466         return tech_data.preferred_list;
3467 }
3468
3469 static connman_bool_t auto_connect_service(GSequenceIter* iter,
3470                 connman_bool_t preferred)
3471 {
3472         struct connman_service *service = NULL;
3473
3474         while (g_sequence_iter_is_end(iter) == FALSE) {
3475                 service = g_sequence_get(iter);
3476
3477                 if (service->pending != NULL)
3478                         return TRUE;
3479
3480                 if (is_connecting(service) == TRUE)
3481                         return TRUE;
3482
3483                 if (service->favorite == FALSE) {
3484                         if (preferred == TRUE)
3485                                 goto next_service;
3486                         return FALSE;
3487                 }
3488
3489                 if (is_connected(service) == TRUE)
3490                         return TRUE;
3491
3492                 if (is_ignore(service) == FALSE && service->state ==
3493                                 CONNMAN_SERVICE_STATE_IDLE)
3494                         break;
3495
3496         next_service:
3497                 service = NULL;
3498
3499                 iter = g_sequence_iter_next(iter);
3500         }
3501
3502         if (service != NULL) {
3503
3504                 DBG("service %p %s %s", service, service->name,
3505                                 (preferred == TRUE)? "preferred": "auto");
3506
3507                 service->userconnect = FALSE;
3508                 __connman_service_connect(service);
3509                 return TRUE;
3510         }
3511         return FALSE;
3512 }
3513
3514 static gboolean run_auto_connect(gpointer data)
3515 {
3516         GSequenceIter *iter = NULL;
3517         GSequence *preferred_tech;
3518
3519         autoconnect_timeout = 0;
3520
3521         DBG("");
3522
3523         preferred_tech = preferred_tech_list_get();
3524         if (preferred_tech != NULL)
3525                 iter = g_sequence_get_begin_iter(preferred_tech);
3526
3527         if (iter == NULL || auto_connect_service(iter, TRUE) == FALSE)
3528                 iter = g_sequence_get_begin_iter(service_list);
3529
3530         if (iter != NULL)
3531                 auto_connect_service(iter, FALSE);
3532
3533         if (preferred_tech != NULL)
3534                 g_sequence_free(preferred_tech);
3535
3536         return FALSE;
3537 }
3538
3539 void __connman_service_auto_connect(void)
3540 {
3541         DBG("");
3542
3543         if (__connman_session_mode() == TRUE) {
3544                 DBG("Session mode enabled: auto connect disabled");
3545                 return;
3546         }
3547
3548         if (autoconnect_timeout != 0)
3549                 return;
3550
3551         autoconnect_timeout = g_timeout_add_seconds(0, run_auto_connect, NULL);
3552 }
3553
3554 static void remove_timeout(struct connman_service *service)
3555 {
3556         if (service->timeout > 0) {
3557                 g_source_remove(service->timeout);
3558                 service->timeout = 0;
3559         }
3560 }
3561
3562 void __connman_service_reply_dbus_pending(DBusMessage *pending, int error,
3563                                         const char *path)
3564 {
3565         if (pending != NULL) {
3566                 if (error > 0) {
3567                         DBusMessage *reply;
3568
3569                         reply = __connman_error_failed(pending, error);
3570                         if (reply != NULL)
3571                                 g_dbus_send_message(connection, reply);
3572                 } else {
3573                         const char *sender;
3574
3575                         sender = dbus_message_get_interface(pending);
3576                         if (path == NULL)
3577                                 path = dbus_message_get_path(pending);
3578
3579                         DBG("sender %s path %s", sender, path);
3580
3581                         if (g_strcmp0(sender, CONNMAN_MANAGER_INTERFACE) == 0)
3582                                 g_dbus_send_reply(connection, pending,
3583                                         DBUS_TYPE_OBJECT_PATH, &path,
3584                                                         DBUS_TYPE_INVALID);
3585                         else
3586                                 g_dbus_send_reply(connection, pending,
3587                                                         DBUS_TYPE_INVALID);
3588                 }
3589
3590                 dbus_message_unref(pending);
3591         }
3592 }
3593
3594 static void reply_pending(struct connman_service *service, int error)
3595 {
3596         remove_timeout(service);
3597
3598         if (service->pending != NULL) {
3599                 __connman_service_reply_dbus_pending(service->pending, error,
3600                                                 NULL);
3601                 service->pending = NULL;
3602         }
3603
3604         if (service->provider_pending != NULL) {
3605                 __connman_service_reply_dbus_pending(service->provider_pending,
3606                                                 error, service->path);
3607                 service->provider_pending = NULL;
3608         }
3609 }
3610
3611 connman_bool_t
3612 __connman_service_is_provider_pending(struct connman_service *service)
3613 {
3614         if (service == NULL)
3615                 return FALSE;
3616
3617         if (service->provider_pending != NULL)
3618                 return TRUE;
3619
3620         return FALSE;
3621 }
3622
3623 void __connman_service_set_provider_pending(struct connman_service *service,
3624                                                         DBusMessage *msg)
3625 {
3626         if (service->provider_pending != NULL) {
3627                 DBG("service %p provider pending msg %p already exists",
3628                         service, service->provider_pending);
3629                 return;
3630         }
3631
3632         service->provider_pending = msg;
3633         return;
3634 }
3635
3636 static void check_pending_msg(struct connman_service *service)
3637 {
3638         if (service->pending == NULL)
3639                 return;
3640
3641         DBG("service %p pending msg %p already exists", service,
3642                                                 service->pending);
3643         dbus_message_unref(service->pending);
3644 }
3645
3646 void __connman_service_set_hidden_data(struct connman_service *service,
3647                                                         gpointer user_data)
3648 {
3649         DBusMessage *pending = user_data;
3650
3651         DBG("service %p pending %p", service, pending);
3652
3653         if (pending == NULL)
3654                 return;
3655
3656         check_pending_msg(service);
3657
3658         service->pending = pending;
3659 }
3660
3661 void __connman_service_return_error(struct connman_service *service,
3662                                 int error, gpointer user_data)
3663 {
3664         DBG("service %p error %d user_data %p", service, error, user_data);
3665
3666         __connman_service_set_hidden_data(service, user_data);
3667
3668         reply_pending(service, error);
3669 }
3670
3671 static gboolean connect_timeout(gpointer user_data)
3672 {
3673         struct connman_service *service = user_data;
3674         connman_bool_t autoconnect = FALSE;
3675
3676         DBG("service %p", service);
3677
3678         service->timeout = 0;
3679
3680         if (service->network != NULL)
3681                 __connman_network_disconnect(service->network);
3682         else if (service->provider != NULL)
3683                 connman_provider_disconnect(service->provider);
3684
3685         __connman_ipconfig_disable(service->ipconfig_ipv4);
3686         __connman_ipconfig_disable(service->ipconfig_ipv6);
3687
3688         __connman_stats_service_unregister(service);
3689
3690         if (service->pending != NULL) {
3691                 DBusMessage *reply;
3692
3693                 reply = __connman_error_operation_timeout(service->pending);
3694                 if (reply != NULL)
3695                         g_dbus_send_message(connection, reply);
3696
3697                 dbus_message_unref(service->pending);
3698                 service->pending = NULL;
3699         } else
3700                 autoconnect = TRUE;
3701
3702         __connman_service_ipconfig_indicate_state(service,
3703                                         CONNMAN_SERVICE_STATE_FAILURE,
3704                                         CONNMAN_IPCONFIG_TYPE_IPV4);
3705         __connman_service_ipconfig_indicate_state(service,
3706                                         CONNMAN_SERVICE_STATE_FAILURE,
3707                                         CONNMAN_IPCONFIG_TYPE_IPV6);
3708
3709         if (autoconnect == TRUE && service->userconnect == FALSE)
3710                 __connman_service_auto_connect();
3711
3712         return FALSE;
3713 }
3714
3715 static void set_reconnect_state(struct connman_service *service,
3716                                                 connman_bool_t reconnect)
3717 {
3718         struct connman_device *device;
3719
3720         if (service->network == NULL)
3721                 return;
3722
3723         device = connman_network_get_device(service->network);
3724         if (device == NULL)
3725                 return;
3726
3727         __connman_device_set_reconnect(device, reconnect);
3728 }
3729
3730 static connman_bool_t get_reconnect_state(struct connman_service *service)
3731 {
3732         struct connman_device *device;
3733
3734         if (service->network == NULL)
3735                 return FALSE;
3736
3737         device = connman_network_get_device(service->network);
3738         if (device == NULL)
3739                 return FALSE;
3740
3741         return __connman_device_get_reconnect(device);
3742 }
3743
3744 static connman_bool_t is_interface_available(struct connman_service *service,
3745                                         struct connman_service *other_service)
3746 {
3747         unsigned int index = 0, other_index = 0;
3748
3749         if (service->ipconfig_ipv4 != NULL)
3750                 index = __connman_ipconfig_get_index(service->ipconfig_ipv4);
3751         else if (service->ipconfig_ipv6 != NULL)
3752                 index = __connman_ipconfig_get_index(service->ipconfig_ipv6);
3753
3754         if (other_service->ipconfig_ipv4 != NULL)
3755                 other_index = __connman_ipconfig_get_index(
3756                                                 other_service->ipconfig_ipv4);
3757         else if (other_service->ipconfig_ipv6 != NULL)
3758                 other_index = __connman_ipconfig_get_index(
3759                                                 other_service->ipconfig_ipv6);
3760
3761         if (index > 0 && other_index != index)
3762                 return TRUE;
3763
3764         return FALSE;
3765 }
3766
3767 static DBusMessage *connect_service(DBusConnection *conn,
3768                                         DBusMessage *msg, void *user_data)
3769 {
3770         struct connman_service *service = user_data;
3771         GSequenceIter *iter;
3772         int err;
3773
3774         DBG("service %p", service);
3775
3776         if (service->pending != NULL)
3777                 return __connman_error_in_progress(msg);
3778
3779         iter = g_sequence_get_begin_iter(service_list);
3780
3781         while (g_sequence_iter_is_end(iter) == FALSE) {
3782                 struct connman_service *temp = g_sequence_get(iter);
3783
3784                 /*
3785                  * We should allow connection if there are available
3786                  * interfaces for a given technology type (like having
3787                  * more than one wifi card).
3788                  */
3789                 if (service->type == temp->type &&
3790                                 is_connecting(temp) == TRUE &&
3791                                 is_interface_available(service,
3792                                                         temp) == FALSE) {
3793                         if (temp->pending != NULL)
3794                                 __connman_service_return_error(temp,
3795                                                         ECONNABORTED,
3796                                                         NULL);
3797
3798                         err = __connman_service_disconnect(temp);
3799                         if (err < 0 && err != -EINPROGRESS)
3800                                 return __connman_error_in_progress(msg);
3801                         else
3802                                 break;
3803                 }
3804
3805                 iter = g_sequence_iter_next(iter);
3806         }
3807
3808         service->ignore = FALSE;
3809
3810         service->userconnect = TRUE;
3811
3812         service->pending = dbus_message_ref(msg);
3813
3814         set_reconnect_state(service, FALSE);
3815
3816         err = __connman_service_connect(service);
3817         if (err < 0) {
3818                 if (service->pending == NULL)
3819                         return NULL;
3820
3821                 if (err != -EINPROGRESS) {
3822                         dbus_message_unref(service->pending);
3823                         service->pending = NULL;
3824
3825                         return __connman_error_failed(msg, -err);
3826                 }
3827
3828                 return NULL;
3829         }
3830
3831         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
3832 }
3833
3834 static DBusMessage *disconnect_service(DBusConnection *conn,
3835                                         DBusMessage *msg, void *user_data)
3836 {
3837         struct connman_service *service = user_data;
3838         int err;
3839
3840         DBG("service %p", service);
3841
3842         reply_pending(service, ECONNABORTED);
3843
3844         service->ignore = TRUE;
3845
3846         set_reconnect_state(service, FALSE);
3847
3848         err = __connman_service_disconnect(service);
3849         if (err < 0) {
3850                 if (err != -EINPROGRESS)
3851                         return __connman_error_failed(msg, -err);
3852         }
3853
3854         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
3855 }
3856
3857 gboolean __connman_service_remove(struct connman_service *service)
3858 {
3859         if (service->type == CONNMAN_SERVICE_TYPE_ETHERNET)
3860                 return FALSE;
3861
3862         if (service->immutable == TRUE || service->hidden == TRUE)
3863                 return FALSE;
3864
3865         if (service->favorite == FALSE && service->state !=
3866                                                 CONNMAN_SERVICE_STATE_FAILURE)
3867                 return FALSE;
3868
3869         set_reconnect_state(service, FALSE);
3870
3871         __connman_service_disconnect(service);
3872
3873         g_free(service->passphrase);
3874         service->passphrase = NULL;
3875
3876         g_free(service->agent_passphrase);
3877         service->agent_passphrase = NULL;
3878
3879         g_free(service->identity);
3880         service->identity = NULL;
3881
3882         g_free(service->agent_identity);
3883         service->agent_identity = NULL;
3884
3885         g_free(service->eap);
3886         service->eap = NULL;
3887
3888         set_idle(service);
3889
3890         __connman_service_set_favorite(service, FALSE);
3891
3892         service_save(service);
3893
3894         return TRUE;
3895 }
3896
3897 static DBusMessage *remove_service(DBusConnection *conn,
3898                                         DBusMessage *msg, void *user_data)
3899 {
3900         struct connman_service *service = user_data;
3901
3902         DBG("service %p", service);
3903
3904         if (__connman_service_remove(service) == FALSE)
3905                 return __connman_error_not_supported(msg);
3906
3907         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
3908 }
3909
3910 static gboolean check_suitable_state(enum connman_service_state a,
3911                                         enum connman_service_state b)
3912 {
3913         /*
3914          * Special check so that "ready" service can be moved before
3915          * "online" one.
3916          */
3917         if ((a == CONNMAN_SERVICE_STATE_ONLINE &&
3918                         b == CONNMAN_SERVICE_STATE_READY) ||
3919                 (b == CONNMAN_SERVICE_STATE_ONLINE &&
3920                         a == CONNMAN_SERVICE_STATE_READY))
3921                 return TRUE;
3922
3923         return a == b;
3924 }
3925
3926 static void downgrade_state(struct connman_service *service)
3927 {
3928         if (service == NULL)
3929                 return;
3930
3931         DBG("service %p state4 %d state6 %d", service, service->state_ipv4,
3932                                                 service->state_ipv6);
3933
3934         if (service->state_ipv4 == CONNMAN_SERVICE_STATE_ONLINE)
3935                 __connman_service_ipconfig_indicate_state(service,
3936                                                 CONNMAN_SERVICE_STATE_READY,
3937                                                 CONNMAN_IPCONFIG_TYPE_IPV4);
3938
3939         if (service->state_ipv6 == CONNMAN_SERVICE_STATE_ONLINE)
3940                 __connman_service_ipconfig_indicate_state(service,
3941                                                 CONNMAN_SERVICE_STATE_READY,
3942                                                 CONNMAN_IPCONFIG_TYPE_IPV6);
3943 }
3944
3945 static void apply_relevant_default_downgrade(struct connman_service *service)
3946 {
3947         struct connman_service *def_service;
3948
3949         def_service = __connman_service_get_default();
3950         if (def_service == NULL)
3951                 return;
3952
3953         if (def_service == service &&
3954                         def_service->state == CONNMAN_SERVICE_STATE_ONLINE) {
3955                 def_service->state = CONNMAN_SERVICE_STATE_READY;
3956                 __connman_notifier_leave_online(def_service->type);
3957         }
3958 }
3959
3960 static void switch_default_service(struct connman_service *default_service,
3961                 struct connman_service *downgrade_service)
3962 {
3963         GSequenceIter *src, *dst;
3964
3965         apply_relevant_default_downgrade(default_service);
3966         src = g_hash_table_lookup(service_hash, downgrade_service->identifier);
3967         dst = g_hash_table_lookup(service_hash, default_service->identifier);
3968         g_sequence_move(src, dst);
3969         downgrade_state(downgrade_service);
3970 }
3971
3972 static DBusMessage *move_service(DBusConnection *conn,
3973                                         DBusMessage *msg, void *user_data,
3974                                                                 gboolean before)
3975 {
3976         struct connman_service *service = user_data;
3977         struct connman_service *target;
3978         const char *path;
3979         enum connman_ipconfig_method target4, target6;
3980         enum connman_ipconfig_method service4, service6;
3981
3982         DBG("service %p", service);
3983
3984         dbus_message_get_args(msg, NULL, DBUS_TYPE_OBJECT_PATH, &path,
3985                                                         DBUS_TYPE_INVALID);
3986
3987         if (service->favorite == FALSE)
3988                 return __connman_error_not_supported(msg);
3989
3990         target = find_service(path);
3991         if (target == NULL || target->favorite == FALSE || target == service)
3992                 return __connman_error_invalid_service(msg);
3993
3994         if (target->type == CONNMAN_SERVICE_TYPE_VPN) {
3995                 /*
3996                  * We only allow VPN route splitting if there are
3997                  * routes defined for a given VPN.
3998                  */
3999                 if (__connman_provider_check_routes(target->provider)
4000                                                                 == FALSE) {
4001                         connman_info("Cannot move service. "
4002                                 "No routes defined for provider %s",
4003                                 __connman_provider_get_ident(target->provider));
4004                         return __connman_error_invalid_service(msg);
4005                 }
4006
4007                 target->do_split_routing = TRUE;
4008         } else
4009                 target->do_split_routing = FALSE;
4010
4011         service->do_split_routing = FALSE;
4012
4013         target4 = __connman_ipconfig_get_method(target->ipconfig_ipv4);
4014         target6 = __connman_ipconfig_get_method(target->ipconfig_ipv6);
4015         service4 = __connman_ipconfig_get_method(service->ipconfig_ipv4);
4016         service6 = __connman_ipconfig_get_method(service->ipconfig_ipv6);
4017
4018         DBG("target %s method %d/%d state %d/%d split %d", target->identifier,
4019                 target4, target6, target->state_ipv4, target->state_ipv6,
4020                 target->do_split_routing);
4021
4022         DBG("service %s method %d/%d state %d/%d", service->identifier,
4023                                 service4, service6,
4024                                 service->state_ipv4, service->state_ipv6);
4025
4026         /*
4027          * If method is OFF, then we do not need to check the corresponding
4028          * ipconfig state.
4029          */
4030         if (target4 == CONNMAN_IPCONFIG_METHOD_OFF) {
4031                 if (service6 != CONNMAN_IPCONFIG_METHOD_OFF) {
4032                         if (check_suitable_state(target->state_ipv6,
4033                                                 service->state_ipv6) == FALSE)
4034                                 return __connman_error_invalid_service(msg);
4035                 }
4036         }
4037
4038         if (target6 == CONNMAN_IPCONFIG_METHOD_OFF) {
4039                 if (service4 != CONNMAN_IPCONFIG_METHOD_OFF) {
4040                         if (check_suitable_state(target->state_ipv4,
4041                                                 service->state_ipv4) == FALSE)
4042                                 return __connman_error_invalid_service(msg);
4043                 }
4044         }
4045
4046         if (service4 == CONNMAN_IPCONFIG_METHOD_OFF) {
4047                 if (target6 != CONNMAN_IPCONFIG_METHOD_OFF) {
4048                         if (check_suitable_state(target->state_ipv6,
4049                                                 service->state_ipv6) == FALSE)
4050                                 return __connman_error_invalid_service(msg);
4051                 }
4052         }
4053
4054         if (service6 == CONNMAN_IPCONFIG_METHOD_OFF) {
4055                 if (target4 != CONNMAN_IPCONFIG_METHOD_OFF) {
4056                         if (check_suitable_state(target->state_ipv4,
4057                                                 service->state_ipv4) == FALSE)
4058                                 return __connman_error_invalid_service(msg);
4059                 }
4060         }
4061
4062         g_get_current_time(&service->modified);
4063         service_save(service);
4064         service_save(target);
4065
4066         /*
4067          * If the service which goes down is the default service and is
4068          * online, we downgrade directly its state to ready so:
4069          * the service which goes up, needs to recompute its state which
4070          * is triggered via downgrading it - if relevant - to state ready.
4071          */
4072         if (before == TRUE)
4073                 switch_default_service(target, service);
4074         else
4075                 switch_default_service(service, target);
4076
4077         __connman_connection_update_gateway();
4078
4079         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
4080 }
4081
4082 static DBusMessage *move_before(DBusConnection *conn,
4083                                         DBusMessage *msg, void *user_data)
4084 {
4085         return move_service(conn, msg, user_data, TRUE);
4086 }
4087
4088 static DBusMessage *move_after(DBusConnection *conn,
4089                                         DBusMessage *msg, void *user_data)
4090 {
4091         return move_service(conn, msg, user_data, FALSE);
4092 }
4093
4094 static DBusMessage *reset_counters(DBusConnection *conn,
4095                                         DBusMessage *msg, void *user_data)
4096 {
4097         struct connman_service *service = user_data;
4098
4099         reset_stats(service);
4100
4101         return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
4102 }
4103
4104 static struct _services_notify {
4105         int id;
4106         GHashTable *add;
4107         GHashTable *remove;
4108 } *services_notify;
4109
4110 static void service_append_added_foreach(gpointer data, gpointer user_data)
4111 {
4112         struct connman_service *service = data;
4113         DBusMessageIter *iter = user_data;
4114
4115         if (service == NULL || service->path == NULL) {
4116                 DBG("service %p or path is NULL", service);
4117                 return;
4118         }
4119
4120         if (g_hash_table_lookup(services_notify->add, service->path) != NULL) {
4121                 DBG("new %s", service->path);
4122
4123                 append_struct(service, iter);
4124                 g_hash_table_remove(services_notify->add, service->path);
4125         } else {
4126                 DBG("changed %s", service->path);
4127
4128                 append_struct_service(iter, NULL, service);
4129         }
4130 }
4131
4132 static void service_append_ordered(DBusMessageIter *iter, void *user_data)
4133 {
4134         if (service_list != NULL)
4135                 g_sequence_foreach(service_list,
4136                                         service_append_added_foreach, iter);
4137 }
4138
4139 static void append_removed(gpointer key, gpointer value, gpointer user_data)
4140 {
4141         char *objpath = key;
4142         DBusMessageIter *iter = user_data;
4143
4144         DBG("removed %s", objpath);
4145         dbus_message_iter_append_basic(iter, DBUS_TYPE_OBJECT_PATH, &objpath);
4146 }
4147
4148 static gboolean service_send_changed(gpointer data)
4149 {
4150         DBusMessage *signal;
4151         DBusMessageIter iter, array;
4152
4153         DBG("");
4154
4155         services_notify->id = 0;
4156
4157         signal = dbus_message_new_signal(CONNMAN_MANAGER_PATH,
4158                         CONNMAN_MANAGER_INTERFACE, "ServicesChanged");
4159         if (signal == NULL)
4160                 return FALSE;
4161
4162         __connman_dbus_append_objpath_dict_array(signal,
4163                         service_append_ordered, NULL);
4164
4165         dbus_message_iter_init_append(signal, &iter);
4166         dbus_message_iter_open_container(&iter, DBUS_TYPE_ARRAY,
4167                         DBUS_TYPE_OBJECT_PATH_AS_STRING, &array);
4168
4169         g_hash_table_foreach(services_notify->remove, append_removed, &array);
4170
4171         dbus_message_iter_close_container(&iter, &array);
4172
4173         dbus_connection_send(connection, signal, NULL);
4174         dbus_message_unref(signal);
4175
4176         g_hash_table_remove_all(services_notify->remove);
4177         g_hash_table_remove_all(services_notify->add);
4178
4179         return FALSE;
4180 }
4181
4182 static void service_schedule_changed(void)
4183 {
4184         if (services_notify->id != 0)
4185                 return;
4186
4187         services_notify->id = g_timeout_add(100, service_send_changed, NULL);
4188 }
4189
4190 static void service_schedule_added(struct connman_service *service)
4191 {
4192         DBG("service %p", service);
4193
4194         g_hash_table_remove(services_notify->remove, service->path);
4195         g_hash_table_replace(services_notify->add, service->path, service);
4196
4197         service_schedule_changed();
4198 }
4199
4200 static void service_schedule_removed(struct connman_service *service)
4201 {
4202         DBG("service %p %s", service, service->path);
4203
4204         if (service == NULL || service->path == NULL) {
4205                 DBG("service %p or path is NULL", service);
4206                 return;
4207         }
4208
4209         g_hash_table_remove(services_notify->add, service->path);
4210         g_hash_table_replace(services_notify->remove, g_strdup(service->path),
4211                         NULL);
4212
4213         service_schedule_changed();
4214 }
4215
4216 static connman_bool_t allow_property_changed(struct connman_service *service)
4217 {
4218         if (g_hash_table_lookup_extended(services_notify->add, service->path,
4219                                         NULL, NULL) == TRUE) {
4220                 DBG("no property updates for service %p", service);
4221                 return FALSE;
4222         }
4223
4224         return TRUE;
4225 }
4226
4227 static const GDBusMethodTable service_methods[] = {
4228         { GDBUS_DEPRECATED_METHOD("GetProperties",
4229                         NULL, GDBUS_ARGS({ "properties", "a{sv}" }),
4230                         get_properties) },
4231         { GDBUS_METHOD("SetProperty",
4232                         GDBUS_ARGS({ "name", "s" }, { "value", "v" }),
4233                         NULL, set_property) },
4234         { GDBUS_METHOD("ClearProperty",
4235                         GDBUS_ARGS({ "name", "s" }), NULL,
4236                         clear_property) },
4237         { GDBUS_ASYNC_METHOD("Connect", NULL, NULL,
4238                               connect_service) },
4239         { GDBUS_METHOD("Disconnect", NULL, NULL,
4240                         disconnect_service) },
4241         { GDBUS_METHOD("Remove", NULL, NULL, remove_service) },
4242         { GDBUS_METHOD("MoveBefore",
4243                         GDBUS_ARGS({ "service", "o" }), NULL,
4244                         move_before) },
4245         { GDBUS_METHOD("MoveAfter",
4246                         GDBUS_ARGS({ "service", "o" }), NULL,
4247                         move_after) },
4248         { GDBUS_METHOD("ResetCounters", NULL, NULL, reset_counters) },
4249         { },
4250 };
4251
4252 static const GDBusSignalTable service_signals[] = {
4253         { GDBUS_SIGNAL("PropertyChanged",
4254                         GDBUS_ARGS({ "name", "s" }, { "value", "v" })) },
4255         { },
4256 };
4257
4258 static void service_free(gpointer user_data)
4259 {
4260         struct connman_service *service = user_data;
4261         char *path = service->path;
4262
4263         DBG("service %p", service);
4264
4265         reply_pending(service, ENOENT);
4266
4267         g_hash_table_remove(service_hash, service->identifier);
4268
4269         __connman_notifier_service_remove(service);
4270         service_schedule_removed(service);
4271
4272         __connman_wispr_stop(service);
4273         stats_stop(service);
4274
4275         service->path = NULL;
4276
4277         if (path != NULL) {
4278                 __connman_connection_update_gateway();
4279
4280                 g_dbus_unregister_interface(connection, path,
4281                                                 CONNMAN_SERVICE_INTERFACE);
4282                 g_free(path);
4283         }
4284
4285         g_hash_table_destroy(service->counter_table);
4286
4287         if (service->network != NULL) {
4288                 __connman_network_disconnect(service->network);
4289                 connman_network_unref(service->network);
4290                 service->network = NULL;
4291         }
4292
4293         if (service->provider != NULL)
4294                 connman_provider_unref(service->provider);
4295
4296         if (service->ipconfig_ipv4 != NULL) {
4297                 __connman_ipconfig_set_ops(service->ipconfig_ipv4, NULL);
4298                 __connman_ipconfig_set_data(service->ipconfig_ipv4, NULL);
4299                 __connman_ipconfig_unref(service->ipconfig_ipv4);
4300                 service->ipconfig_ipv4 = NULL;
4301         }
4302
4303         if (service->ipconfig_ipv6 != NULL) {
4304                 __connman_ipconfig_set_ops(service->ipconfig_ipv6, NULL);
4305                 __connman_ipconfig_set_data(service->ipconfig_ipv6, NULL);
4306                 __connman_ipconfig_unref(service->ipconfig_ipv6);
4307                 service->ipconfig_ipv6 = NULL;
4308         }
4309
4310         g_strfreev(service->timeservers);
4311         g_strfreev(service->timeservers_config);
4312         g_strfreev(service->nameservers);
4313         g_strfreev(service->nameservers_config);
4314         g_strfreev(service->nameservers_auto);
4315         g_strfreev(service->domains);
4316         g_strfreev(service->proxies);
4317         g_strfreev(service->excludes);
4318
4319         g_free(service->domainname);
4320         g_free(service->pac);
4321         g_free(service->name);
4322         g_free(service->passphrase);
4323         g_free(service->agent_passphrase);
4324         g_free(service->identifier);
4325         g_free(service->eap);
4326         g_free(service->identity);
4327         g_free(service->agent_identity);
4328         g_free(service->ca_cert_file);
4329         g_free(service->client_cert_file);
4330         g_free(service->private_key_file);
4331         g_free(service->private_key_passphrase);
4332         g_free(service->phase2);
4333         g_free(service->config_file);
4334         g_free(service->config_entry);
4335
4336         if (service->stats.timer != NULL)
4337                 g_timer_destroy(service->stats.timer);
4338         if (service->stats_roaming.timer != NULL)
4339                 g_timer_destroy(service->stats_roaming.timer);
4340
4341         g_free(service);
4342 }
4343
4344 static void stats_init(struct connman_service *service)
4345 {
4346         /* home */
4347         service->stats.valid = FALSE;
4348         service->stats.enabled = FALSE;
4349         service->stats.timer = g_timer_new();
4350
4351         /* roaming */
4352         service->stats_roaming.valid = FALSE;
4353         service->stats_roaming.enabled = FALSE;
4354         service->stats_roaming.timer = g_timer_new();
4355 }
4356
4357 static void service_initialize(struct connman_service *service)
4358 {
4359         DBG("service %p", service);
4360
4361         service->refcount = 1;
4362         service->session_usage_count = 0;
4363
4364         service->error = CONNMAN_SERVICE_ERROR_UNKNOWN;
4365
4366         service->type     = CONNMAN_SERVICE_TYPE_UNKNOWN;
4367         service->security = CONNMAN_SERVICE_SECURITY_UNKNOWN;
4368
4369         service->state = CONNMAN_SERVICE_STATE_UNKNOWN;
4370         service->state_ipv4 = CONNMAN_SERVICE_STATE_UNKNOWN;
4371         service->state_ipv6 = CONNMAN_SERVICE_STATE_UNKNOWN;
4372
4373         service->favorite  = FALSE;
4374         service->immutable = FALSE;
4375         service->hidden = FALSE;
4376
4377         service->ignore = FALSE;
4378
4379         service->userconnect = FALSE;
4380
4381         service->order = 0;
4382
4383         stats_init(service);
4384
4385         service->provider = NULL;
4386
4387         service->wps = FALSE;
4388 }
4389
4390 /**
4391  * connman_service_create:
4392  *
4393  * Allocate a new service.
4394  *
4395  * Returns: a newly-allocated #connman_service structure
4396  */
4397 struct connman_service *connman_service_create(void)
4398 {
4399         GSList *list;
4400         struct connman_stats_counter *counters;
4401         const char *counter;
4402
4403         struct connman_service *service;
4404
4405         service = g_try_new0(struct connman_service, 1);
4406         if (service == NULL)
4407                 return NULL;
4408
4409         DBG("service %p", service);
4410
4411         service->counter_table = g_hash_table_new_full(g_str_hash,
4412                                                 g_str_equal, NULL, g_free);
4413
4414         for (list = counter_list; list; list = list->next) {
4415                 counter = list->data;
4416
4417                 counters = g_try_new0(struct connman_stats_counter, 1);
4418                 if (counters == NULL) {
4419                         g_hash_table_destroy(service->counter_table);
4420                         g_free(service);
4421                         return NULL;
4422                 }
4423
4424                 counters->append_all = TRUE;
4425
4426                 g_hash_table_replace(service->counter_table, (gpointer)counter,
4427                                 counters);
4428         }
4429
4430         service_initialize(service);
4431
4432         return service;
4433 }
4434
4435 /**
4436  * connman_service_ref:
4437  * @service: service structure
4438  *
4439  * Increase reference counter of service
4440  */
4441 struct connman_service *
4442 connman_service_ref_debug(struct connman_service *service,
4443                         const char *file, int line, const char *caller)
4444 {
4445         DBG("%p ref %d by %s:%d:%s()", service, service->refcount + 1,
4446                 file, line, caller);
4447
4448         __sync_fetch_and_add(&service->refcount, 1);
4449
4450         return service;
4451 }
4452
4453 /**
4454  * connman_service_unref:
4455  * @service: service structure
4456  *
4457  * Decrease reference counter of service and release service if no
4458  * longer needed.
4459  */
4460 void connman_service_unref_debug(struct connman_service *service,
4461                         const char *file, int line, const char *caller)
4462 {
4463         GSequenceIter *iter;
4464
4465         DBG("%p ref %d by %s:%d:%s()", service, service->refcount - 1,
4466                 file, line, caller);
4467
4468         if (__sync_fetch_and_sub(&service->refcount, 1) != 1)
4469                 return;
4470
4471         iter = g_hash_table_lookup(service_hash, service->identifier);
4472         if (iter != NULL) {
4473                 reply_pending(service, ECONNABORTED);
4474
4475                 __connman_service_disconnect(service);
4476
4477                 g_sequence_remove(iter);
4478         } else {
4479                 service_free(service);
4480         }
4481 }
4482
4483 static gint service_compare(gconstpointer a, gconstpointer b,
4484                                                         gpointer user_data)
4485 {
4486         struct connman_service *service_a = (void *) a;
4487         struct connman_service *service_b = (void *) b;
4488         enum connman_service_state state_a, state_b;
4489
4490         state_a = service_a->state;
4491         state_b = service_b->state;
4492
4493         if (state_a != state_b) {
4494                 gboolean a_connected = is_connected(service_a);
4495                 gboolean b_connected = is_connected(service_b);
4496
4497                 if (a_connected == TRUE && b_connected == TRUE) {
4498                         /* We prefer online over ready state */
4499                         if (state_a == CONNMAN_SERVICE_STATE_ONLINE)
4500                                 return -1;
4501
4502                         if (state_b == CONNMAN_SERVICE_STATE_ONLINE)
4503                                 return 1;
4504                 }
4505
4506                 if (a_connected == TRUE)
4507                         return -1;
4508                 if (b_connected == TRUE)
4509                         return 1;
4510
4511                 if (is_connecting(service_a) == TRUE)
4512                         return -1;
4513                 if (is_connecting(service_b) == TRUE)
4514                         return 1;
4515         }
4516
4517         if (service_a->order > service_b->order)
4518                 return -1;
4519
4520         if (service_a->order < service_b->order)
4521                 return 1;
4522
4523         if (service_a->favorite == TRUE && service_b->favorite == FALSE)
4524                 return -1;
4525
4526         if (service_a->favorite == FALSE && service_b->favorite == TRUE)
4527                 return 1;
4528
4529         if (service_a->type != service_b->type) {
4530                 switch (service_a->type) {
4531                 case CONNMAN_SERVICE_TYPE_UNKNOWN:
4532                 case CONNMAN_SERVICE_TYPE_SYSTEM:
4533                 case CONNMAN_SERVICE_TYPE_ETHERNET:
4534                 case CONNMAN_SERVICE_TYPE_GPS:
4535                 case CONNMAN_SERVICE_TYPE_VPN:
4536                 case CONNMAN_SERVICE_TYPE_GADGET:
4537                         break;
4538                 case CONNMAN_SERVICE_TYPE_WIFI:
4539                         return 1;
4540                 case CONNMAN_SERVICE_TYPE_BLUETOOTH:
4541                 case CONNMAN_SERVICE_TYPE_CELLULAR:
4542                         return -1;
4543                 }
4544         }
4545
4546         return (gint) service_b->strength - (gint) service_a->strength;
4547 }
4548
4549 /**
4550  * connman_service_get_type:
4551  * @service: service structure
4552  *
4553  * Get the type of service
4554  */
4555 enum connman_service_type connman_service_get_type(struct connman_service *service)
4556 {
4557         if (service == NULL)
4558                 return CONNMAN_SERVICE_TYPE_UNKNOWN;
4559
4560         return service->type;
4561 }
4562
4563 /**
4564  * connman_service_get_interface:
4565  * @service: service structure
4566  *
4567  * Get network interface of service
4568  */
4569 char *connman_service_get_interface(struct connman_service *service)
4570 {
4571         int index;
4572
4573         if (service == NULL)
4574                 return NULL;
4575
4576         if (service->type == CONNMAN_SERVICE_TYPE_VPN) {
4577                 if (service->ipconfig_ipv4)
4578                         index = __connman_ipconfig_get_index(
4579                                                 service->ipconfig_ipv4);
4580                 else if (service->ipconfig_ipv6)
4581                         index = __connman_ipconfig_get_index(
4582                                                 service->ipconfig_ipv6);
4583                 else
4584                         return NULL;
4585
4586                 return connman_inet_ifname(index);
4587         }
4588
4589         if (service->network == NULL)
4590                 return NULL;
4591
4592         index = connman_network_get_index(service->network);
4593
4594         return connman_inet_ifname(index);
4595 }
4596
4597 /**
4598  * connman_service_get_network:
4599  * @service: service structure
4600  *
4601  * Get the service network
4602  */
4603 struct connman_network *
4604 __connman_service_get_network(struct connman_service *service)
4605 {
4606         if (service == NULL)
4607                 return NULL;
4608
4609         return service->network;
4610 }
4611
4612 struct connman_ipconfig *
4613 __connman_service_get_ip4config(struct connman_service *service)
4614 {
4615         if (service == NULL)
4616                 return NULL;
4617
4618         return service->ipconfig_ipv4;
4619 }
4620
4621 struct connman_ipconfig *
4622 __connman_service_get_ip6config(struct connman_service *service)
4623 {
4624         if (service == NULL)
4625                 return NULL;
4626
4627         return service->ipconfig_ipv6;
4628 }
4629
4630 struct connman_ipconfig *
4631 __connman_service_get_ipconfig(struct connman_service *service, int family)
4632 {
4633         if (family == AF_INET)
4634                 return __connman_service_get_ip4config(service);
4635         else if (family == AF_INET6)
4636                 return __connman_service_get_ip6config(service);
4637         else
4638                 return NULL;
4639
4640 }
4641
4642 connman_bool_t __connman_service_is_connected_state(struct connman_service *service,
4643                                         enum connman_ipconfig_type type)
4644 {
4645         if (service == NULL)
4646                 return FALSE;
4647
4648         switch (type) {
4649         case CONNMAN_IPCONFIG_TYPE_UNKNOWN:
4650                 break;
4651         case CONNMAN_IPCONFIG_TYPE_IPV4:
4652                 return is_connected_state(service, service->state_ipv4);
4653         case CONNMAN_IPCONFIG_TYPE_IPV6:
4654                 return is_connected_state(service, service->state_ipv6);
4655         }
4656
4657         return FALSE;
4658 }
4659 enum connman_service_security __connman_service_get_security(struct connman_service *service)
4660 {
4661         if (service == NULL)
4662                 return CONNMAN_SERVICE_SECURITY_UNKNOWN;
4663
4664         return service->security;
4665 }
4666
4667 const char *__connman_service_get_phase2(struct connman_service *service)
4668 {
4669         if (service == NULL)
4670                 return NULL;
4671
4672         return service->phase2;
4673 }
4674
4675 connman_bool_t __connman_service_wps_enabled(struct connman_service *service)
4676 {
4677         if (service == NULL)
4678                 return FALSE;
4679
4680         return service->wps;
4681 }
4682
4683 void __connman_service_mark_dirty()
4684  {
4685         services_dirty = TRUE;
4686  }
4687
4688 /**
4689  * __connman_service_set_favorite_delayed:
4690  * @service: service structure
4691  * @favorite: favorite value
4692  * @delay_ordering: do not order service sequence
4693  *
4694  * Change the favorite setting of service
4695  */
4696 int __connman_service_set_favorite_delayed(struct connman_service *service,
4697                                         connman_bool_t favorite,
4698                                         gboolean delay_ordering)
4699 {
4700         GSequenceIter *iter;
4701
4702         if (service->hidden == TRUE)
4703                 return -EOPNOTSUPP;
4704         iter = g_hash_table_lookup(service_hash, service->identifier);
4705         if (iter == NULL)
4706                 return -ENOENT;
4707
4708         if (service->favorite == favorite)
4709                 return -EALREADY;
4710
4711         service->favorite = favorite;
4712
4713         if (delay_ordering == FALSE)
4714                 service->order = __connman_service_get_order(service);
4715
4716         favorite_changed(service);
4717
4718         if (delay_ordering == FALSE) {
4719
4720                 if (g_sequence_get_length(service_list) > 1) {
4721                         g_sequence_sort_changed(iter, service_compare, NULL);
4722                         service_schedule_changed();
4723                 }
4724
4725                 __connman_connection_update_gateway();
4726         }
4727
4728         return 0;
4729 }
4730
4731 /**
4732  * __connman_service_set_favorite:
4733  * @service: service structure
4734  * @favorite: favorite value
4735  *
4736  * Change the favorite setting of service
4737  */
4738 int __connman_service_set_favorite(struct connman_service *service,
4739                                                 connman_bool_t favorite)
4740 {
4741         return __connman_service_set_favorite_delayed(service, favorite,
4742                                                         FALSE);
4743 }
4744
4745 connman_bool_t connman_service_get_favorite(struct connman_service *service)
4746 {
4747        return service->favorite;
4748 }
4749
4750 int __connman_service_set_immutable(struct connman_service *service,
4751                                                 connman_bool_t immutable)
4752 {
4753         if (service->hidden == TRUE)
4754                 return -EOPNOTSUPP;
4755
4756         if (service->immutable == immutable)
4757                 return 0;
4758
4759         service->immutable = immutable;
4760
4761         immutable_changed(service);
4762
4763         return 0;
4764 }
4765
4766 int __connman_service_set_ignore(struct connman_service *service,
4767                                                 connman_bool_t ignore)
4768 {
4769         if (service == NULL)
4770                 return -EINVAL;
4771
4772         service->ignore = ignore;
4773
4774         return 0;
4775 }
4776
4777 void __connman_service_set_string(struct connman_service *service,
4778                                   const char *key, const char *value)
4779 {
4780         if (service->hidden == TRUE)
4781                 return;
4782         if (g_str_equal(key, "EAP") == TRUE) {
4783                 g_free(service->eap);
4784                 service->eap = g_strdup(value);
4785         } else if (g_str_equal(key, "Identity") == TRUE) {
4786                 g_free(service->identity);
4787                 service->identity = g_strdup(value);
4788         } else if (g_str_equal(key, "CACertFile") == TRUE) {
4789                 g_free(service->ca_cert_file);
4790                 service->ca_cert_file = g_strdup(value);
4791         } else if (g_str_equal(key, "ClientCertFile") == TRUE) {
4792                 g_free(service->client_cert_file);
4793                 service->client_cert_file = g_strdup(value);
4794         } else if (g_str_equal(key, "PrivateKeyFile") == TRUE) {
4795                 g_free(service->private_key_file);
4796                 service->private_key_file = g_strdup(value);
4797         } else if (g_str_equal(key, "PrivateKeyPassphrase") == TRUE) {
4798                 g_free(service->private_key_passphrase);
4799                 service->private_key_passphrase = g_strdup(value);
4800         } else if (g_str_equal(key, "Phase2") == TRUE) {
4801                 g_free(service->phase2);
4802                 service->phase2 = g_strdup(value);
4803         } else if (g_str_equal(key, "Passphrase") == TRUE) {
4804                 g_free(service->passphrase);
4805                 service->passphrase = g_strdup(value);
4806         }
4807 }
4808
4809 void __connman_service_set_userconnect(struct connman_service *service,
4810                                                 connman_bool_t userconnect)
4811 {
4812         if (service != NULL)
4813                 service->userconnect = userconnect;
4814 }
4815
4816 void __connman_service_set_search_domains(struct connman_service *service,
4817                                         char **domains)
4818 {
4819         int index;
4820
4821         index = __connman_service_get_index(service);
4822         if (index < 0)
4823                 return;
4824
4825         if (service->domains != NULL) {
4826                 remove_searchdomains(service, index, service->domains);
4827                 g_strfreev(service->domains);
4828
4829                 service->domains = g_strdupv(domains);
4830
4831                 update_nameservers(service);
4832         }
4833 }
4834
4835 static void service_complete(struct connman_service *service)
4836 {
4837         reply_pending(service, EIO);
4838
4839         if (service->userconnect == FALSE)
4840                 __connman_service_auto_connect();
4841
4842         g_get_current_time(&service->modified);
4843         service_save(service);
4844 }
4845
4846 static void report_error_cb(void *user_context, gboolean retry,
4847                                                         void *user_data)
4848 {
4849         struct connman_service *service = user_context;
4850
4851         if (retry == TRUE)
4852                 __connman_service_connect(service);
4853         else {
4854                 /* It is not relevant to stay on Failure state
4855                  * when failing is due to wrong user input */
4856                 service->state = CONNMAN_SERVICE_STATE_IDLE;
4857
4858                 service_complete(service);
4859                 __connman_connection_update_gateway();
4860         }
4861 }
4862
4863 int __connman_service_add_passphrase(struct connman_service *service,
4864                                 const gchar *passphrase)
4865 {
4866         int err = 0;
4867
4868         switch (service->security) {
4869         case CONNMAN_SERVICE_SECURITY_WEP:
4870         case CONNMAN_SERVICE_SECURITY_PSK:
4871                 err = __connman_service_set_passphrase(service, passphrase);
4872                 break;
4873         case CONNMAN_SERVICE_SECURITY_8021X:
4874                 __connman_service_set_agent_passphrase(service,
4875                                                 passphrase);
4876                 break;
4877         case CONNMAN_SERVICE_SECURITY_UNKNOWN:
4878         case CONNMAN_SERVICE_SECURITY_NONE:
4879         case CONNMAN_SERVICE_SECURITY_WPA:
4880         case CONNMAN_SERVICE_SECURITY_RSN:
4881                 DBG("service security '%s' (%d) not handled",
4882                                 security2string(service->security),
4883                                 service->security);
4884                 break;
4885         }
4886
4887         return err;
4888 }
4889
4890 static int check_wpspin(struct connman_service *service, const char *wpspin)
4891 {
4892         int length;
4893         guint i;
4894
4895         if (wpspin == NULL)
4896                 return 0;
4897
4898         length = strlen(wpspin);
4899
4900         /* If 0, it will mean user wants to use PBC method */
4901         if (length == 0) {
4902                 connman_network_set_string(service->network,
4903                                                         "WiFi.PinWPS", NULL);
4904                 return 0;
4905         }
4906
4907         /* A WPS PIN is always 8 chars length,
4908          * its content is in digit representation.
4909          */
4910         if (length != 8)
4911                 return -ENOKEY;
4912
4913         for (i = 0; i < 8; i++)
4914                 if (!isdigit((unsigned char) wpspin[i]))
4915                         return -ENOKEY;
4916
4917         connman_network_set_string(service->network, "WiFi.PinWPS", wpspin);
4918
4919         return 0;
4920 }
4921
4922 static void request_input_cb (struct connman_service *service,
4923                         connman_bool_t values_received,
4924                         const char *name, int name_len,
4925                         const char *identity, const char *passphrase,
4926                         gboolean wps, const char *wpspin,
4927                         const char *error, void *user_data)
4928 {
4929         struct connman_device *device;
4930         int err = 0;
4931
4932         DBG ("RequestInput return, %p", service);
4933
4934         if (error != NULL) {
4935                 DBG("error: %s", error);
4936
4937                 if (g_strcmp0(error,
4938                                 "net.connman.Agent.Error.Canceled") == 0) {
4939                         err = -EINVAL;
4940
4941                         if (service->hidden == TRUE)
4942                                 __connman_service_return_error(service,
4943                                                         ECANCELED, user_data);
4944                         goto done;
4945                 } else {
4946                         if (service->hidden == TRUE)
4947                                 __connman_service_return_error(service,
4948                                                         ETIMEDOUT, user_data);
4949                 }
4950         }
4951
4952         if (service->hidden == TRUE && name_len > 0 && name_len <= 32) {
4953                 device = connman_network_get_device(service->network);
4954                 err = __connman_device_request_hidden_scan(device,
4955                                                 name, name_len,
4956                                                 identity, passphrase,
4957                                                 user_data);
4958                 if (err < 0)
4959                         __connman_service_return_error(service, -err,
4960                                                         user_data);
4961         }
4962
4963         if (values_received == FALSE || service->hidden == TRUE) {
4964                 err = -EINVAL;
4965                 goto done;
4966         }
4967
4968         if (wps == TRUE && service->network != NULL) {
4969                 err = check_wpspin(service, wpspin);
4970                 if (err < 0)
4971                         goto done;
4972
4973                 connman_network_set_bool(service->network, "WiFi.UseWPS", wps);
4974         }
4975
4976         if (identity != NULL)
4977                 __connman_service_set_agent_identity(service, identity);
4978
4979         if (passphrase != NULL)
4980                 err = __connman_service_add_passphrase(service, passphrase);
4981
4982  done:
4983         if (err >= 0) {
4984                 /* We forget any previous error. */
4985                 set_error(service, CONNMAN_SERVICE_ERROR_UNKNOWN);
4986
4987                 __connman_service_connect(service);
4988
4989                 /* Never cache agent provided credentials */
4990                 __connman_service_set_agent_identity(service, NULL);
4991                 __connman_service_set_agent_passphrase(service, NULL);
4992         } else if (err == -ENOKEY) {
4993                 __connman_service_indicate_error(service,
4994                                         CONNMAN_SERVICE_ERROR_INVALID_KEY);
4995         } else {
4996                 /* It is not relevant to stay on Failure state
4997                  * when failing is due to wrong user input */
4998                 service->state = CONNMAN_SERVICE_STATE_IDLE;
4999
5000                 if (service->hidden == FALSE) {
5001                         /*
5002                          * If there was a real error when requesting
5003                          * hidden scan, then that error is returned already
5004                          * to the user somewhere above so do not try to
5005                          * do this again.
5006                          */
5007                         __connman_service_return_error(service, -err,
5008                                                         user_data);
5009                 }
5010
5011                 service_complete(service);
5012                 __connman_connection_update_gateway();
5013         }
5014 }
5015
5016 static void downgrade_connected_services(void)
5017 {
5018         struct connman_service *up_service;
5019         GSequenceIter *iter;
5020
5021         iter = g_sequence_get_begin_iter(service_list);
5022         while (g_sequence_iter_is_end(iter) == FALSE) {
5023                 up_service = g_sequence_get(iter);
5024
5025                 if (is_connected(up_service) == FALSE) {
5026                         iter = g_sequence_iter_next(iter);
5027                         continue;
5028                 }
5029
5030                 if (up_service->state == CONNMAN_SERVICE_STATE_ONLINE)
5031                         return;
5032
5033                 downgrade_state(up_service);
5034
5035                 iter = g_sequence_iter_next(iter);
5036         }
5037 }
5038
5039 static int service_update_preferred_order(struct connman_service *default_service,
5040                 struct connman_service *new_service,
5041                 enum connman_service_state new_state)
5042 {
5043         unsigned int *tech_array;
5044         int i;
5045
5046         if (default_service == NULL || default_service == new_service ||
5047                         default_service->state != new_state )
5048                 return 0;
5049
5050         tech_array = connman_setting_get_uint_list("PreferredTechnologies");
5051         if (tech_array != NULL) {
5052
5053                 for (i = 0; tech_array[i] != 0; i += 1) {
5054                         if (default_service->type == tech_array[i])
5055                                 return -EALREADY;
5056
5057                         if (new_service->type == tech_array[i]) {
5058                                 switch_default_service(default_service,
5059                                                 new_service);
5060                                 __connman_connection_update_gateway();
5061                                 return 0;
5062                         }
5063                 }
5064         }
5065
5066         return -EALREADY;
5067 }
5068
5069 static void single_connected_tech(struct connman_service *allowed)
5070 {
5071         GSList *services = NULL;
5072         GSequenceIter *iter;
5073         GSList *list;
5074
5075         iter = g_sequence_get_begin_iter(service_list);
5076
5077         while (g_sequence_iter_is_end(iter) == FALSE) {
5078                 struct connman_service *service = g_sequence_get(iter);
5079
5080                 if (service != allowed && is_connected(service))
5081                         services = g_slist_prepend(services, service);
5082
5083                 iter = g_sequence_iter_next(iter);
5084         }
5085
5086         DBG("keeping %p %s", allowed, allowed->path);
5087
5088         for (list = services; list != NULL; list = list->next) {
5089                 struct connman_service *service = list->data;
5090
5091                 DBG("disconnecting %p %s", service, service->path);
5092                 __connman_service_disconnect(service);
5093         }
5094
5095         g_slist_free(services);
5096 }
5097
5098 static int service_indicate_state(struct connman_service *service)
5099 {
5100         enum connman_service_state old_state, new_state;
5101         struct connman_service *def_service;
5102         int result;
5103         GSequenceIter *iter;
5104
5105         if (service == NULL)
5106                 return -EINVAL;
5107
5108         old_state = service->state;
5109         new_state = combine_state(service->state_ipv4, service->state_ipv6);
5110
5111         DBG("service %p old %s - new %s/%s => %s",
5112                                         service,
5113                                         state2string(old_state),
5114                                         state2string(service->state_ipv4),
5115                                         state2string(service->state_ipv6),
5116                                         state2string(new_state));
5117
5118         if (old_state == new_state)
5119                 return -EALREADY;
5120
5121         def_service = __connman_service_get_default();
5122
5123         if (new_state == CONNMAN_SERVICE_STATE_ONLINE) {
5124                 result = service_update_preferred_order(def_service,
5125                                 service, new_state);
5126                 if (result == -EALREADY)
5127                         return result;
5128         }
5129
5130         if (old_state == CONNMAN_SERVICE_STATE_ONLINE)
5131                 __connman_notifier_leave_online(service->type);
5132
5133         service->state = new_state;
5134         state_changed(service);
5135
5136         if (new_state == CONNMAN_SERVICE_STATE_IDLE &&
5137                         old_state != CONNMAN_SERVICE_STATE_DISCONNECT) {
5138                 reply_pending(service, ECONNABORTED);
5139
5140                 __connman_service_disconnect(service);
5141         }
5142
5143         if (new_state == CONNMAN_SERVICE_STATE_CONFIGURATION) {
5144                 if (service->new_service == FALSE &&
5145                                 __connman_stats_service_register(service) == 0) {
5146                         /*
5147                          * For new services the statistics are updated after
5148                          * we have successfully connected.
5149                          */
5150                         __connman_stats_get(service, FALSE,
5151                                                 &service->stats.data);
5152                         __connman_stats_get(service, TRUE,
5153                                                 &service->stats_roaming.data);
5154                 }
5155         }
5156
5157         if (new_state == CONNMAN_SERVICE_STATE_IDLE) {
5158                 connman_bool_t reconnect;
5159
5160                 reconnect = get_reconnect_state(service);
5161                 if (reconnect == TRUE)
5162                         __connman_service_auto_connect();
5163         }
5164
5165         if (new_state == CONNMAN_SERVICE_STATE_READY) {
5166                 enum connman_ipconfig_method method;
5167
5168                 if (service->new_service == TRUE &&
5169                                 __connman_stats_service_register(service) == 0) {
5170                         /*
5171                          * This is normally done after configuring state
5172                          * but for new service do this after we have connected
5173                          * successfully.
5174                          */
5175                         __connman_stats_get(service, FALSE,
5176                                                 &service->stats.data);
5177                         __connman_stats_get(service, TRUE,
5178                                                 &service->stats_roaming.data);
5179                 }
5180
5181                 service->new_service = FALSE;
5182
5183                 service_update_preferred_order(def_service, service, new_state);
5184
5185                 set_reconnect_state(service, TRUE);
5186
5187                 __connman_service_set_favorite(service, TRUE);
5188
5189                 reply_pending(service, 0);
5190
5191                 g_get_current_time(&service->modified);
5192                 service_save(service);
5193
5194                 update_nameservers(service);
5195                 dns_changed(service);
5196                 domain_changed(service);
5197
5198                 if (old_state != CONNMAN_SERVICE_STATE_ONLINE)
5199                         __connman_notifier_connect(service->type);
5200
5201                 if (service->type == CONNMAN_SERVICE_TYPE_WIFI &&
5202                         connman_network_get_bool(service->network,
5203                                                 "WiFi.UseWPS") == TRUE) {
5204                         const char *pass;
5205
5206                         pass = connman_network_get_string(service->network,
5207                                                         "WiFi.Passphrase");
5208
5209                         __connman_service_set_passphrase(service, pass);
5210
5211                         connman_network_set_bool(service->network,
5212                                                         "WiFi.UseWPS", FALSE);
5213                 }
5214
5215                 default_changed();
5216
5217                 method = __connman_ipconfig_get_method(service->ipconfig_ipv6);
5218                 if (method == CONNMAN_IPCONFIG_METHOD_OFF)
5219                         __connman_ipconfig_disable_ipv6(
5220                                                 service->ipconfig_ipv6);
5221
5222                 if (connman_setting_get_bool("SingleConnectedTechnology")
5223                                 == TRUE)
5224                         single_connected_tech(service);
5225
5226         } else if (new_state == CONNMAN_SERVICE_STATE_DISCONNECT) {
5227                 def_service = __connman_service_get_default();
5228
5229                 if (__connman_notifier_is_connected() == FALSE &&
5230                         def_service != NULL &&
5231                                 def_service->provider != NULL)
5232                         connman_provider_disconnect(def_service->provider);
5233
5234                 default_changed();
5235
5236                 __connman_wispr_stop(service);
5237
5238                 __connman_wpad_stop(service);
5239
5240                 update_nameservers(service);
5241                 dns_changed(service);
5242                 domain_changed(service);
5243
5244                 __connman_notifier_disconnect(service->type);
5245
5246                 /*
5247                  * Previous services which are connected and which states
5248                  * are set to online should reset relevantly ipconfig_state
5249                  * to ready so wispr/portal will be rerun on those
5250                  */
5251                 downgrade_connected_services();
5252         }
5253
5254         if (new_state == CONNMAN_SERVICE_STATE_FAILURE) {
5255                 if (service->userconnect == TRUE &&
5256                         connman_agent_report_error(service, service->path,
5257                                         error2string(service->error),
5258                                         report_error_cb, NULL) == -EINPROGRESS)
5259                         return 0;
5260                 service_complete(service);
5261         } else
5262                 set_error(service, CONNMAN_SERVICE_ERROR_UNKNOWN);
5263
5264         iter = g_hash_table_lookup(service_hash, service->identifier);
5265         if (iter != NULL && g_sequence_get_length(service_list) > 1) {
5266                 g_sequence_sort_changed(iter, service_compare, NULL);
5267                 service_schedule_changed();
5268         }
5269
5270         __connman_connection_update_gateway();
5271
5272         if (new_state == CONNMAN_SERVICE_STATE_ONLINE) {
5273                 __connman_notifier_enter_online(service->type);
5274                 default_changed();
5275         }
5276
5277         return 0;
5278 }
5279
5280 int __connman_service_indicate_error(struct connman_service *service,
5281                                         enum connman_service_error error)
5282 {
5283         DBG("service %p error %d", service, error);
5284
5285         if (service == NULL)
5286                 return -EINVAL;
5287
5288         set_error(service, error);
5289
5290         if (service->error == CONNMAN_SERVICE_ERROR_INVALID_KEY)
5291                 __connman_service_set_passphrase(service, NULL);
5292
5293         __connman_service_ipconfig_indicate_state(service,
5294                                                 CONNMAN_SERVICE_STATE_FAILURE,
5295                                                 CONNMAN_IPCONFIG_TYPE_IPV4);
5296         __connman_service_ipconfig_indicate_state(service,
5297                                                 CONNMAN_SERVICE_STATE_FAILURE,
5298                                                 CONNMAN_IPCONFIG_TYPE_IPV6);
5299         return 0;
5300 }
5301
5302 int __connman_service_clear_error(struct connman_service *service)
5303 {
5304         DBG("service %p", service);
5305
5306         if (service == NULL)
5307                 return -EINVAL;
5308
5309         if (service->state != CONNMAN_SERVICE_STATE_FAILURE)
5310                 return -EINVAL;
5311
5312         service->state_ipv4 = service->state_ipv6 =
5313                                                 CONNMAN_SERVICE_STATE_UNKNOWN;
5314         set_error(service, CONNMAN_SERVICE_ERROR_UNKNOWN);
5315
5316         if (service->favorite == TRUE)
5317                 set_reconnect_state(service, TRUE);
5318
5319         __connman_service_ipconfig_indicate_state(service,
5320                                         CONNMAN_SERVICE_STATE_IDLE,
5321                                         CONNMAN_IPCONFIG_TYPE_IPV6);
5322
5323         /*
5324          * Toggling the IPv6 state to IDLE could trigger the auto connect
5325          * machinery and consequently the IPv4 state.
5326          */
5327         if (service->state_ipv4 != CONNMAN_SERVICE_STATE_UNKNOWN &&
5328                         service->state_ipv4 != CONNMAN_SERVICE_STATE_FAILURE)
5329                 return 0;
5330
5331         return __connman_service_ipconfig_indicate_state(service,
5332                                                 CONNMAN_SERVICE_STATE_IDLE,
5333                                                 CONNMAN_IPCONFIG_TYPE_IPV4);
5334 }
5335
5336 int __connman_service_indicate_default(struct connman_service *service)
5337 {
5338         DBG("service %p", service);
5339
5340         default_changed();
5341
5342         return 0;
5343 }
5344
5345 enum connman_service_state __connman_service_ipconfig_get_state(
5346                                         struct connman_service *service,
5347                                         enum connman_ipconfig_type type)
5348 {
5349         if (service == NULL)
5350                 return CONNMAN_SERVICE_STATE_UNKNOWN;
5351
5352         if (type == CONNMAN_IPCONFIG_TYPE_IPV4)
5353                 return service->state_ipv4;
5354
5355         if (type == CONNMAN_IPCONFIG_TYPE_IPV6)
5356                 return service->state_ipv6;
5357
5358         return CONNMAN_SERVICE_STATE_UNKNOWN;
5359 }
5360
5361 static void check_proxy_setup(struct connman_service *service)
5362 {
5363         /*
5364          * We start WPAD if we haven't got a PAC URL from DHCP and
5365          * if our proxy manual configuration is either empty or set
5366          * to AUTO with an empty URL.
5367          */
5368
5369         if (service->proxy != CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN)
5370                 goto done;
5371
5372         if (service->proxy_config != CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN &&
5373                 (service->proxy_config != CONNMAN_SERVICE_PROXY_METHOD_AUTO ||
5374                         service->pac != NULL))
5375                 goto done;
5376
5377         if (__connman_wpad_start(service) < 0) {
5378                 service->proxy = CONNMAN_SERVICE_PROXY_METHOD_DIRECT;
5379                 __connman_notifier_proxy_changed(service);
5380                 goto done;
5381         }
5382
5383         return;
5384
5385 done:
5386         __connman_wispr_start(service, CONNMAN_IPCONFIG_TYPE_IPV4);
5387 }
5388
5389 /*
5390  * How many networks are connected at the same time. If more than 1,
5391  * then set the rp_filter setting properly (loose mode routing) so that network
5392  * connectivity works ok. This is only done for IPv4 networks as IPv6
5393  * does not have rp_filter knob.
5394  */
5395 static int connected_networks_count;
5396 static int original_rp_filter;
5397
5398 static void service_rp_filter(struct connman_service *service,
5399                                 gboolean connected)
5400 {
5401         enum connman_ipconfig_method method;
5402
5403         method = __connman_ipconfig_get_method(service->ipconfig_ipv4);
5404
5405         switch (method) {
5406         case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
5407         case CONNMAN_IPCONFIG_METHOD_OFF:
5408         case CONNMAN_IPCONFIG_METHOD_AUTO:
5409                 return;
5410         case CONNMAN_IPCONFIG_METHOD_FIXED:
5411         case CONNMAN_IPCONFIG_METHOD_MANUAL:
5412         case CONNMAN_IPCONFIG_METHOD_DHCP:
5413                 break;
5414         }
5415
5416         if (connected == TRUE) {
5417                 if (connected_networks_count == 1) {
5418                         int filter_value;
5419                         filter_value = __connman_ipconfig_set_rp_filter();
5420                         if (filter_value < 0)
5421                                 return;
5422
5423                         original_rp_filter = filter_value;
5424                 }
5425                 connected_networks_count++;
5426
5427         } else {
5428                 if (connected_networks_count == 2)
5429                         __connman_ipconfig_unset_rp_filter(original_rp_filter);
5430
5431                 connected_networks_count--;
5432                 if (connected_networks_count < 0)
5433                         connected_networks_count = 0;
5434         }
5435
5436         DBG("%s %s ipconfig %p method %d count %d filter %d",
5437                 connected ? "connected" : "disconnected", service->identifier,
5438                 service->ipconfig_ipv4, method,
5439                 connected_networks_count, original_rp_filter);
5440 }
5441
5442 static gboolean redo_wispr(gpointer user_data)
5443 {
5444         struct connman_service *service = user_data;
5445
5446         DBG("");
5447
5448         __connman_wispr_start(service, CONNMAN_IPCONFIG_TYPE_IPV6);
5449
5450         return FALSE;
5451 }
5452
5453 int __connman_service_online_check_failed(struct connman_service *service,
5454                                         enum connman_ipconfig_type type)
5455 {
5456         DBG("service %p type %d count %d", service, type,
5457                                                 service->online_check_count);
5458
5459         /* currently we only retry IPv6 stuff */
5460         if (type == CONNMAN_IPCONFIG_TYPE_IPV4 ||
5461                         service->online_check_count != 1) {
5462                 connman_warn("Online check failed for %p %s", service,
5463                         service->name);
5464                 return 0;
5465         }
5466
5467         service->online_check_count = 0;
5468
5469         /*
5470          * We set the timeout to 1 sec so that we have a chance to get
5471          * necessary IPv6 router advertisement messages that might have
5472          * DNS data etc.
5473          */
5474         g_timeout_add_seconds(1, redo_wispr, service);
5475
5476         return EAGAIN;
5477 }
5478
5479 int __connman_service_ipconfig_indicate_state(struct connman_service *service,
5480                                         enum connman_service_state new_state,
5481                                         enum connman_ipconfig_type type)
5482 {
5483         struct connman_ipconfig *ipconfig = NULL;
5484         enum connman_service_state old_state;
5485         int ret;
5486
5487         if (service == NULL)
5488                 return -EINVAL;
5489
5490         if (type == CONNMAN_IPCONFIG_TYPE_IPV4) {
5491                 old_state = service->state_ipv4;
5492                 ipconfig = service->ipconfig_ipv4;
5493         } else if (type == CONNMAN_IPCONFIG_TYPE_IPV6) {
5494                 old_state = service->state_ipv6;
5495                 ipconfig = service->ipconfig_ipv6;
5496         }
5497
5498         if (ipconfig == NULL)
5499                 return -EINVAL;
5500
5501         /* Any change? */
5502         if (old_state == new_state)
5503                 return -EALREADY;
5504
5505         DBG("service %p (%s) state %d (%s) type %d (%s)",
5506                 service, service ? service->identifier : NULL,
5507                 new_state, state2string(new_state),
5508                 type, __connman_ipconfig_type2string(type));
5509
5510         switch (new_state) {
5511         case CONNMAN_SERVICE_STATE_UNKNOWN:
5512         case CONNMAN_SERVICE_STATE_IDLE:
5513                 if (service->state == CONNMAN_SERVICE_STATE_FAILURE)
5514                         return -EINVAL;
5515                 break;
5516         case CONNMAN_SERVICE_STATE_ASSOCIATION:
5517                 break;
5518         case CONNMAN_SERVICE_STATE_CONFIGURATION:
5519                 __connman_ipconfig_enable(ipconfig);
5520                 break;
5521         case CONNMAN_SERVICE_STATE_READY:
5522                 update_nameservers(service);
5523
5524                 if (type == CONNMAN_IPCONFIG_TYPE_IPV4) {
5525                         check_proxy_setup(service);
5526                         service_rp_filter(service, TRUE);
5527                 } else {
5528                         service->online_check_count = 1;
5529                         __connman_wispr_start(service, type);
5530                 }
5531                 break;
5532         case CONNMAN_SERVICE_STATE_ONLINE:
5533                 break;
5534         case CONNMAN_SERVICE_STATE_DISCONNECT:
5535                 if (service->state == CONNMAN_SERVICE_STATE_IDLE)
5536                         return -EINVAL;
5537
5538                 if (type == CONNMAN_IPCONFIG_TYPE_IPV4)
5539                         service_rp_filter(service, FALSE);
5540
5541                 break;
5542         case CONNMAN_SERVICE_STATE_FAILURE:
5543                 break;
5544         }
5545
5546         /* We keep that state */
5547         if (type == CONNMAN_IPCONFIG_TYPE_IPV4)
5548                 service->state_ipv4 = new_state;
5549         else if (type == CONNMAN_IPCONFIG_TYPE_IPV6)
5550                 service->state_ipv6 = new_state;
5551
5552         ret = service_indicate_state(service);
5553
5554         /*
5555          * If the ipconfig method is OFF, then we set the state to IDLE
5556          * so that it will not affect the combined state in the future.
5557          */
5558         if (type == CONNMAN_IPCONFIG_TYPE_IPV4) {
5559                 enum connman_ipconfig_method method;
5560                 method = __connman_ipconfig_get_method(service->ipconfig_ipv4);
5561                 if (method == CONNMAN_IPCONFIG_METHOD_OFF ||
5562                                 method == CONNMAN_IPCONFIG_METHOD_UNKNOWN) {
5563                         service->state_ipv4 = CONNMAN_SERVICE_STATE_IDLE;
5564                         ret = service_indicate_state(service);
5565                 }
5566
5567         } else if (type == CONNMAN_IPCONFIG_TYPE_IPV6) {
5568                 enum connman_ipconfig_method method;
5569                 method = __connman_ipconfig_get_method(service->ipconfig_ipv6);
5570                 if (method == CONNMAN_IPCONFIG_METHOD_OFF ||
5571                                 method == CONNMAN_IPCONFIG_METHOD_UNKNOWN) {
5572                         service->state_ipv6 = CONNMAN_SERVICE_STATE_IDLE;
5573                         ret = service_indicate_state(service);
5574                 }
5575         }
5576
5577         return ret;
5578 }
5579
5580 static connman_bool_t prepare_network(struct connman_service *service)
5581 {
5582         enum connman_network_type type;
5583         unsigned int ssid_len;
5584
5585         type = connman_network_get_type(service->network);
5586
5587         switch (type) {
5588         case CONNMAN_NETWORK_TYPE_UNKNOWN:
5589         case CONNMAN_NETWORK_TYPE_VENDOR:
5590                 return FALSE;
5591         case CONNMAN_NETWORK_TYPE_WIFI:
5592                 if (connman_network_get_blob(service->network, "WiFi.SSID",
5593                                                         &ssid_len) == NULL)
5594                         return FALSE;
5595
5596                 if (service->passphrase != NULL)
5597                         connman_network_set_string(service->network,
5598                                 "WiFi.Passphrase", service->passphrase);
5599                 break;
5600         case CONNMAN_NETWORK_TYPE_ETHERNET:
5601         case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
5602         case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
5603         case CONNMAN_NETWORK_TYPE_CELLULAR:
5604                 break;
5605         }
5606
5607         return TRUE;
5608 }
5609
5610 static void prepare_8021x(struct connman_service *service)
5611 {
5612         if (service->eap != NULL)
5613                 connman_network_set_string(service->network, "WiFi.EAP",
5614                                                                 service->eap);
5615
5616         if (service->identity != NULL)
5617                 connman_network_set_string(service->network, "WiFi.Identity",
5618                                                         service->identity);
5619
5620         if (service->ca_cert_file != NULL)
5621                 connman_network_set_string(service->network, "WiFi.CACertFile",
5622                                                         service->ca_cert_file);
5623
5624         if (service->client_cert_file != NULL)
5625                 connman_network_set_string(service->network,
5626                                                 "WiFi.ClientCertFile",
5627                                                 service->client_cert_file);
5628
5629         if (service->private_key_file != NULL)
5630                 connman_network_set_string(service->network,
5631                                                 "WiFi.PrivateKeyFile",
5632                                                 service->private_key_file);
5633
5634         if (service->private_key_passphrase != NULL)
5635                 connman_network_set_string(service->network,
5636                                         "WiFi.PrivateKeyPassphrase",
5637                                         service->private_key_passphrase);
5638
5639         if (service->phase2 != NULL)
5640                 connman_network_set_string(service->network, "WiFi.Phase2",
5641                                                         service->phase2);
5642 }
5643
5644 static int service_connect(struct connman_service *service)
5645 {
5646         int err;
5647
5648         if (service->hidden == TRUE)
5649                 return -EPERM;
5650
5651         switch (service->type) {
5652         case CONNMAN_SERVICE_TYPE_UNKNOWN:
5653         case CONNMAN_SERVICE_TYPE_SYSTEM:
5654         case CONNMAN_SERVICE_TYPE_GPS:
5655         case CONNMAN_SERVICE_TYPE_GADGET:
5656                 return -EINVAL;
5657         case CONNMAN_SERVICE_TYPE_ETHERNET:
5658         case CONNMAN_SERVICE_TYPE_BLUETOOTH:
5659         case CONNMAN_SERVICE_TYPE_CELLULAR:
5660         case CONNMAN_SERVICE_TYPE_VPN:
5661                 break;
5662         case CONNMAN_SERVICE_TYPE_WIFI:
5663                 switch (service->security) {
5664                 case CONNMAN_SERVICE_SECURITY_UNKNOWN:
5665                 case CONNMAN_SERVICE_SECURITY_NONE:
5666                         break;
5667                 case CONNMAN_SERVICE_SECURITY_WEP:
5668                 case CONNMAN_SERVICE_SECURITY_PSK:
5669                 case CONNMAN_SERVICE_SECURITY_WPA:
5670                 case CONNMAN_SERVICE_SECURITY_RSN:
5671                         if (service->passphrase == NULL) {
5672                                 if (service->network == NULL)
5673                                         return -EOPNOTSUPP;
5674
5675                                 if (service->wps == FALSE ||
5676                                         connman_network_get_bool(
5677                                                         service->network,
5678                                                         "WiFi.UseWPS") == FALSE)
5679                                         return -ENOKEY;
5680                         } else if (service->error ==
5681                                         CONNMAN_SERVICE_ERROR_INVALID_KEY)
5682                                 return -ENOKEY;
5683                         break;
5684                 case CONNMAN_SERVICE_SECURITY_8021X:
5685                         if (service->eap == NULL)
5686                                 return -EINVAL;
5687
5688                         /*
5689                          * never request credentials if using EAP-TLS
5690                          * (EAP-TLS networks need to be fully provisioned)
5691                          */
5692                         if (g_str_equal(service->eap, "tls") == TRUE)
5693                                 break;
5694
5695                         /*
5696                          * Return -ENOKEY if either identity or passphrase is
5697                          * missing. Agent provided credentials can be used as
5698                          * fallback if needed.
5699                          */
5700                         if ((service->identity == NULL &&
5701                                         service->agent_identity == NULL) ||
5702                                         (service->passphrase == NULL &&
5703                                         service->agent_passphrase == NULL))
5704                                 return -ENOKEY;
5705
5706                         break;
5707                 }
5708                 break;
5709         }
5710
5711         if (service->network != NULL) {
5712                 if (prepare_network(service) == FALSE)
5713                         return -EINVAL;
5714
5715                 switch (service->security) {
5716                 case CONNMAN_SERVICE_SECURITY_UNKNOWN:
5717                 case CONNMAN_SERVICE_SECURITY_NONE:
5718                 case CONNMAN_SERVICE_SECURITY_WEP:
5719                 case CONNMAN_SERVICE_SECURITY_PSK:
5720                 case CONNMAN_SERVICE_SECURITY_WPA:
5721                 case CONNMAN_SERVICE_SECURITY_RSN:
5722                         break;
5723                 case CONNMAN_SERVICE_SECURITY_8021X:
5724                         prepare_8021x(service);
5725                         break;
5726                 }
5727
5728                 if (__connman_stats_service_register(service) == 0) {
5729                         __connman_stats_get(service, FALSE,
5730                                                 &service->stats.data);
5731                         __connman_stats_get(service, TRUE,
5732                                                 &service->stats_roaming.data);
5733                 }
5734
5735                 if (service->ipconfig_ipv4)
5736                         __connman_ipconfig_enable(service->ipconfig_ipv4);
5737                 if (service->ipconfig_ipv6)
5738                         __connman_ipconfig_enable(service->ipconfig_ipv6);
5739
5740                 err = __connman_network_connect(service->network);
5741         } else if (service->type == CONNMAN_SERVICE_TYPE_VPN &&
5742                                         service->provider != NULL)
5743                 err = __connman_provider_connect(service->provider);
5744         else
5745                 return -EOPNOTSUPP;
5746
5747         if (err < 0) {
5748                 if (err != -EINPROGRESS) {
5749                         __connman_ipconfig_disable(service->ipconfig_ipv4);
5750                         __connman_ipconfig_disable(service->ipconfig_ipv6);
5751                         __connman_stats_service_unregister(service);
5752                 }
5753         }
5754
5755         return err;
5756 }
5757
5758
5759 int __connman_service_connect(struct connman_service *service)
5760 {
5761         int err;
5762
5763         DBG("service %p state %s", service, state2string(service->state));
5764
5765         if (is_connected(service) == TRUE)
5766                 return -EISCONN;
5767
5768         if (is_connecting(service) == TRUE)
5769                 return -EALREADY;
5770
5771         switch (service->type) {
5772         case CONNMAN_SERVICE_TYPE_UNKNOWN:
5773         case CONNMAN_SERVICE_TYPE_SYSTEM:
5774         case CONNMAN_SERVICE_TYPE_GPS:
5775         case CONNMAN_SERVICE_TYPE_GADGET:
5776                 return -EINVAL;
5777         default:
5778                 if (is_ipconfig_usable(service) == FALSE)
5779                         return -ENOLINK;
5780
5781                 err = service_connect(service);
5782         }
5783
5784         if (err >= 0) {
5785                 set_error(service, CONNMAN_SERVICE_ERROR_UNKNOWN);
5786                 return 0;
5787         }
5788
5789         if (err == -EINPROGRESS) {
5790                 if (service->timeout == 0)
5791                         service->timeout = g_timeout_add_seconds(
5792                                 CONNECT_TIMEOUT, connect_timeout, service);
5793                 set_error(service, CONNMAN_SERVICE_ERROR_UNKNOWN);
5794                 return -EINPROGRESS;
5795         }
5796
5797         if (service->network != NULL)
5798                 __connman_network_disconnect(service->network);
5799         else if (service->type == CONNMAN_SERVICE_TYPE_VPN &&
5800                                 service->provider != NULL)
5801                         connman_provider_disconnect(service->provider);
5802
5803         if (service->userconnect == TRUE) {
5804                 if (err == -ENOKEY || err == -EPERM) {
5805                         DBusMessage *pending = NULL;
5806
5807                         /*
5808                          * We steal the reply here. The idea is that the
5809                          * connecting client will see the connection status
5810                          * after the real hidden network is connected or
5811                          * connection failed.
5812                          */
5813                         if (service->hidden == TRUE) {
5814                                 pending = service->pending;
5815                                 service->pending = NULL;
5816                         }
5817
5818                         err = __connman_agent_request_passphrase_input(service,
5819                                         request_input_cb, pending);
5820                         if (service->hidden == TRUE && err != -EINPROGRESS)
5821                                 service->pending = pending;
5822
5823                         return err;
5824                 }
5825                 reply_pending(service, -err);
5826         }
5827
5828         return err;
5829 }
5830
5831 int __connman_service_disconnect(struct connman_service *service)
5832 {
5833         int err;
5834
5835         DBG("service %p", service);
5836
5837         service->userconnect = FALSE;
5838
5839         connman_agent_cancel(service);
5840
5841         if (service->network != NULL) {
5842                 err = __connman_network_disconnect(service->network);
5843         } else if (service->type == CONNMAN_SERVICE_TYPE_VPN &&
5844                                         service->provider != NULL)
5845                 err = connman_provider_disconnect(service->provider);
5846         else
5847                 return -EOPNOTSUPP;
5848
5849         if (err < 0 && err != -EINPROGRESS)
5850                 return err;
5851
5852         __connman_6to4_remove(service->ipconfig_ipv4);
5853
5854         if (service->ipconfig_ipv4)
5855                 __connman_ipconfig_set_proxy_autoconfig(service->ipconfig_ipv4,
5856                                                         NULL);
5857         else
5858                 __connman_ipconfig_set_proxy_autoconfig(service->ipconfig_ipv6,
5859                                                         NULL);
5860
5861         __connman_ipconfig_address_remove(service->ipconfig_ipv4);
5862         settings_changed(service, service->ipconfig_ipv4);
5863
5864         __connman_ipconfig_address_remove(service->ipconfig_ipv6);
5865         settings_changed(service, service->ipconfig_ipv6);
5866
5867         __connman_ipconfig_disable(service->ipconfig_ipv4);
5868         __connman_ipconfig_disable(service->ipconfig_ipv6);
5869
5870         __connman_stats_service_unregister(service);
5871
5872         return err;
5873 }
5874
5875 int __connman_service_disconnect_all(void)
5876 {
5877         GSequenceIter *iter;
5878         GSList *services = NULL, *list;
5879
5880         DBG("");
5881
5882         iter = g_sequence_get_begin_iter(service_list);
5883
5884         while (g_sequence_iter_is_end(iter) == FALSE) {
5885                 struct connman_service *service = g_sequence_get(iter);
5886
5887                 services = g_slist_prepend(services, service);
5888
5889                 iter = g_sequence_iter_next(iter);
5890         }
5891
5892         for (list = services; list != NULL; list = list->next) {
5893                 struct connman_service *service = list->data;
5894
5895                 service->ignore = TRUE;
5896
5897                 set_reconnect_state(service, FALSE);
5898
5899                 __connman_service_disconnect(service);
5900         }
5901
5902         g_slist_free(list);
5903
5904         return 0;
5905
5906 }
5907
5908 /**
5909  * lookup_by_identifier:
5910  * @identifier: service identifier
5911  *
5912  * Look up a service by identifier (reference count will not be increased)
5913  */
5914 static struct connman_service *lookup_by_identifier(const char *identifier)
5915 {
5916         GSequenceIter *iter;
5917
5918         iter = g_hash_table_lookup(service_hash, identifier);
5919         if (iter != NULL)
5920                 return g_sequence_get(iter);
5921
5922         return NULL;
5923 }
5924
5925 struct provision_user_data {
5926         const char *ident;
5927         int ret;
5928 };
5929
5930 static void provision_changed(gpointer value, gpointer user_data)
5931 {
5932         struct connman_service *service = value;
5933         struct provision_user_data *data = user_data;
5934         const char *path = data->ident;
5935         int ret;
5936
5937         ret = __connman_config_provision_service_ident(service, path,
5938                         service->config_file, service->config_entry);
5939         if (ret > 0)
5940                 data->ret = ret;
5941 }
5942
5943 int __connman_service_provision_changed(const char *ident)
5944 {
5945         struct provision_user_data data = {
5946                 .ident = ident,
5947                 .ret = 0
5948         };
5949
5950         g_sequence_foreach(service_list, provision_changed, (void *)&data);
5951
5952         /*
5953          * Because the provision_changed() might have set some services
5954          * as favorite, we must sort the sequence now.
5955          */
5956         if (services_dirty == TRUE) {
5957                 services_dirty = FALSE;
5958
5959                 if (g_sequence_get_length(service_list) > 1) {
5960                         g_sequence_sort(service_list, service_compare, NULL);
5961                         service_schedule_changed();
5962                 }
5963
5964                 __connman_connection_update_gateway();
5965         }
5966
5967         return data.ret;
5968 }
5969
5970 void __connman_service_set_config(struct connman_service *service,
5971                                 const char *file_id, const char *entry)
5972 {
5973         if (service == NULL)
5974                 return;
5975
5976         g_free(service->config_file);
5977         service->config_file = g_strdup(file_id);
5978
5979         g_free(service->config_entry);
5980         service->config_entry = g_strdup(entry);
5981 }
5982
5983 /**
5984  * __connman_service_get:
5985  * @identifier: service identifier
5986  *
5987  * Look up a service by identifier or create a new one if not found
5988  */
5989 static struct connman_service *service_get(const char *identifier)
5990 {
5991         struct connman_service *service;
5992         GSequenceIter *iter;
5993
5994         iter = g_hash_table_lookup(service_hash, identifier);
5995         if (iter != NULL) {
5996                 service = g_sequence_get(iter);
5997                 if (service != NULL)
5998                         connman_service_ref(service);
5999                 return service;
6000         }
6001
6002         service = connman_service_create();
6003         if (service == NULL)
6004                 return NULL;
6005
6006         DBG("service %p", service);
6007
6008         service->identifier = g_strdup(identifier);
6009
6010         iter = g_sequence_insert_sorted(service_list, service,
6011                                                 service_compare, NULL);
6012
6013         g_hash_table_insert(service_hash, service->identifier, iter);
6014
6015         return service;
6016 }
6017
6018 static int service_register(struct connman_service *service)
6019 {
6020         GSequenceIter *iter;
6021
6022         DBG("service %p", service);
6023
6024         if (service->path != NULL)
6025                 return -EALREADY;
6026
6027         service->path = g_strdup_printf("%s/service/%s", CONNMAN_PATH,
6028                                                 service->identifier);
6029
6030         DBG("path %s", service->path);
6031
6032         __connman_config_provision_service(service);
6033
6034         service_load(service);
6035
6036         g_dbus_register_interface(connection, service->path,
6037                                         CONNMAN_SERVICE_INTERFACE,
6038                                         service_methods, service_signals,
6039                                                         NULL, service, NULL);
6040
6041         iter = g_hash_table_lookup(service_hash, service->identifier);
6042         if (iter != NULL && g_sequence_get_length(service_list) > 1) {
6043                 g_sequence_sort_changed(iter, service_compare, NULL);
6044                 service_schedule_changed();
6045         }
6046
6047         __connman_connection_update_gateway();
6048
6049         return 0;
6050 }
6051
6052 static void service_up(struct connman_ipconfig *ipconfig)
6053 {
6054         struct connman_service *service = __connman_ipconfig_get_data(ipconfig);
6055
6056         DBG("%s up", __connman_ipconfig_get_ifname(ipconfig));
6057
6058         link_changed(service);
6059
6060         service->stats.valid = FALSE;
6061         service->stats_roaming.valid = FALSE;
6062 }
6063
6064 static void service_down(struct connman_ipconfig *ipconfig)
6065 {
6066         DBG("%s down", __connman_ipconfig_get_ifname(ipconfig));
6067 }
6068
6069 static void service_lower_up(struct connman_ipconfig *ipconfig)
6070 {
6071         struct connman_service *service = __connman_ipconfig_get_data(ipconfig);
6072
6073         DBG("%s lower up", __connman_ipconfig_get_ifname(ipconfig));
6074
6075         stats_start(service);
6076 }
6077
6078 static void service_lower_down(struct connman_ipconfig *ipconfig)
6079 {
6080         struct connman_service *service = __connman_ipconfig_get_data(ipconfig);
6081
6082         DBG("%s lower down", __connman_ipconfig_get_ifname(ipconfig));
6083
6084         if (is_idle_state(service, service->state_ipv4) == FALSE)
6085                 __connman_ipconfig_disable(service->ipconfig_ipv4);
6086
6087         if (is_idle_state(service, service->state_ipv6) == FALSE)
6088                 __connman_ipconfig_disable(service->ipconfig_ipv6);
6089
6090         stats_stop(service);
6091         service_save(service);
6092 }
6093
6094 static void service_ip_bound(struct connman_ipconfig *ipconfig)
6095 {
6096         struct connman_service *service = __connman_ipconfig_get_data(ipconfig);
6097         enum connman_ipconfig_method method = CONNMAN_IPCONFIG_METHOD_UNKNOWN;
6098         enum connman_ipconfig_type type = CONNMAN_IPCONFIG_TYPE_UNKNOWN;
6099
6100         DBG("%s ip bound", __connman_ipconfig_get_ifname(ipconfig));
6101
6102         type = __connman_ipconfig_get_config_type(ipconfig);
6103         method = __connman_ipconfig_get_method(ipconfig);
6104
6105         DBG("service %p ipconfig %p type %d method %d", service, ipconfig,
6106                                                         type, method);
6107
6108         if (type == CONNMAN_IPCONFIG_TYPE_IPV6 &&
6109                         method == CONNMAN_IPCONFIG_METHOD_AUTO)
6110                 __connman_service_ipconfig_indicate_state(service,
6111                                                 CONNMAN_SERVICE_STATE_READY,
6112                                                 CONNMAN_IPCONFIG_TYPE_IPV6);
6113
6114         settings_changed(service, ipconfig);
6115 }
6116
6117 static void service_ip_release(struct connman_ipconfig *ipconfig)
6118 {
6119         struct connman_service *service = __connman_ipconfig_get_data(ipconfig);
6120         enum connman_ipconfig_method method = CONNMAN_IPCONFIG_METHOD_UNKNOWN;
6121         enum connman_ipconfig_type type = CONNMAN_IPCONFIG_TYPE_UNKNOWN;
6122
6123         DBG("%s ip release", __connman_ipconfig_get_ifname(ipconfig));
6124
6125         type = __connman_ipconfig_get_config_type(ipconfig);
6126         method = __connman_ipconfig_get_method(ipconfig);
6127
6128         DBG("service %p ipconfig %p type %d method %d", service, ipconfig,
6129                                                         type, method);
6130
6131         if (type == CONNMAN_IPCONFIG_TYPE_IPV6 &&
6132                         method == CONNMAN_IPCONFIG_METHOD_OFF)
6133                 __connman_service_ipconfig_indicate_state(service,
6134                                         CONNMAN_SERVICE_STATE_DISCONNECT,
6135                                         CONNMAN_IPCONFIG_TYPE_IPV6);
6136
6137         if (type == CONNMAN_IPCONFIG_TYPE_IPV4 &&
6138                         method == CONNMAN_IPCONFIG_METHOD_OFF)
6139                 __connman_service_ipconfig_indicate_state(service,
6140                                         CONNMAN_SERVICE_STATE_DISCONNECT,
6141                                         CONNMAN_IPCONFIG_TYPE_IPV4);
6142
6143         settings_changed(service, ipconfig);
6144 }
6145
6146 static void service_route_changed(struct connman_ipconfig *ipconfig)
6147 {
6148         struct connman_service *service = __connman_ipconfig_get_data(ipconfig);
6149
6150         DBG("%s route changed", __connman_ipconfig_get_ifname(ipconfig));
6151
6152         settings_changed(service, ipconfig);
6153 }
6154
6155 static const struct connman_ipconfig_ops service_ops = {
6156         .up             = service_up,
6157         .down           = service_down,
6158         .lower_up       = service_lower_up,
6159         .lower_down     = service_lower_down,
6160         .ip_bound       = service_ip_bound,
6161         .ip_release     = service_ip_release,
6162         .route_set      = service_route_changed,
6163         .route_unset    = service_route_changed,
6164 };
6165
6166 static struct connman_ipconfig *create_ip4config(struct connman_service *service,
6167                 int index, enum connman_ipconfig_method method)
6168 {
6169         struct connman_ipconfig *ipconfig_ipv4;
6170
6171         ipconfig_ipv4 = __connman_ipconfig_create(index,
6172                                                 CONNMAN_IPCONFIG_TYPE_IPV4);
6173         if (ipconfig_ipv4 == NULL)
6174                 return NULL;
6175
6176         __connman_ipconfig_set_method(ipconfig_ipv4, method);
6177
6178         __connman_ipconfig_set_data(ipconfig_ipv4, service);
6179
6180         __connman_ipconfig_set_ops(ipconfig_ipv4, &service_ops);
6181
6182         return ipconfig_ipv4;
6183 }
6184
6185 static struct connman_ipconfig *create_ip6config(struct connman_service *service,
6186                 int index)
6187 {
6188         struct connman_ipconfig *ipconfig_ipv6;
6189
6190         ipconfig_ipv6 = __connman_ipconfig_create(index,
6191                                                 CONNMAN_IPCONFIG_TYPE_IPV6);
6192         if (ipconfig_ipv6 == NULL)
6193                 return NULL;
6194
6195         __connman_ipconfig_set_data(ipconfig_ipv6, service);
6196
6197         __connman_ipconfig_set_ops(ipconfig_ipv6, &service_ops);
6198
6199         return ipconfig_ipv6;
6200 }
6201
6202 void __connman_service_read_ip4config(struct connman_service *service)
6203 {
6204         GKeyFile *keyfile;
6205
6206         if (service->ipconfig_ipv4 == NULL)
6207                 return;
6208
6209         keyfile = connman_storage_load_service(service->identifier);
6210         if (keyfile == NULL)
6211                 return;
6212
6213         __connman_ipconfig_load(service->ipconfig_ipv4, keyfile,
6214                                 service->identifier, "IPv4.");
6215
6216         g_key_file_free(keyfile);
6217 }
6218
6219 void connman_service_create_ip4config(struct connman_service *service,
6220                                         int index)
6221 {
6222         DBG("ipv4 %p", service->ipconfig_ipv4);
6223
6224         if (service->ipconfig_ipv4 != NULL)
6225                 return;
6226
6227         service->ipconfig_ipv4 = create_ip4config(service, index,
6228                         CONNMAN_IPCONFIG_METHOD_DHCP);
6229         __connman_service_read_ip4config(service);
6230 }
6231
6232 void __connman_service_read_ip6config(struct connman_service *service)
6233 {
6234         GKeyFile *keyfile;
6235
6236         if (service->ipconfig_ipv6 == NULL)
6237                 return;
6238
6239         keyfile = connman_storage_load_service(service->identifier);
6240         if (keyfile == NULL)
6241                 return;
6242
6243         __connman_ipconfig_load(service->ipconfig_ipv6, keyfile,
6244                                 service->identifier, "IPv6.");
6245
6246         g_key_file_free(keyfile);
6247 }
6248
6249 void connman_service_create_ip6config(struct connman_service *service,
6250                                                                 int index)
6251 {
6252         DBG("ipv6 %p", service->ipconfig_ipv6);
6253
6254         if (service->ipconfig_ipv6 != NULL)
6255                 return;
6256
6257         service->ipconfig_ipv6 = create_ip6config(service, index);
6258
6259         __connman_service_read_ip6config(service);
6260 }
6261
6262 /**
6263  * connman_service_lookup_from_network:
6264  * @network: network structure
6265  *
6266  * Look up a service by network (reference count will not be increased)
6267  */
6268 struct connman_service *connman_service_lookup_from_network(struct connman_network *network)
6269 {
6270         struct connman_service *service;
6271         const char *ident, *group;
6272         char *name;
6273
6274         DBG("network %p", network);
6275
6276         if (network == NULL)
6277                 return NULL;
6278
6279         ident = __connman_network_get_ident(network);
6280         if (ident == NULL)
6281                 return NULL;
6282
6283         group = connman_network_get_group(network);
6284         if (group == NULL)
6285                 return NULL;
6286
6287         name = g_strdup_printf("%s_%s_%s",
6288                         __connman_network_get_type(network), ident, group);
6289         service = lookup_by_identifier(name);
6290         g_free(name);
6291
6292         return service;
6293 }
6294
6295 struct connman_service *__connman_service_lookup_from_index(int index)
6296 {
6297         struct connman_service *service;
6298         GSequenceIter *iter;
6299
6300         iter = g_sequence_get_begin_iter(service_list);
6301
6302         while (g_sequence_iter_is_end(iter) == FALSE) {
6303                 service = g_sequence_get(iter);
6304
6305                 if (__connman_ipconfig_get_index(service->ipconfig_ipv4)
6306                                                         == index)
6307                         return service;
6308
6309                 if (__connman_ipconfig_get_index(service->ipconfig_ipv6)
6310                                                         == index)
6311                         return service;
6312
6313                 iter = g_sequence_iter_next(iter);
6314         }
6315
6316         return NULL;
6317 }
6318
6319 struct connman_service *__connman_service_lookup_from_ident(const char *identifier)
6320 {
6321         return lookup_by_identifier(identifier);
6322 }
6323
6324 const char *__connman_service_get_ident(struct connman_service *service)
6325 {
6326         return service->identifier;
6327 }
6328
6329 const char *__connman_service_get_path(struct connman_service *service)
6330 {
6331         return service->path;
6332 }
6333
6334 unsigned int __connman_service_get_order(struct connman_service *service)
6335 {
6336         GSequenceIter *iter;
6337
6338         if (service == NULL)
6339                 return 0;
6340
6341         if (service->favorite == FALSE) {
6342                 service->order = 0;
6343                 goto done;
6344         }
6345
6346         iter = g_hash_table_lookup(service_hash, service->identifier);
6347         if (iter != NULL) {
6348                 if (g_sequence_iter_get_position(iter) == 0)
6349                         service->order = 1;
6350                 else if (service->type == CONNMAN_SERVICE_TYPE_VPN &&
6351                                 service->do_split_routing == FALSE)
6352                         service->order = 10;
6353                 else
6354                         service->order = 0;
6355         }
6356
6357         DBG("service %p name %s order %d split %d", service, service->name,
6358                 service->order, service->do_split_routing);
6359
6360 done:
6361         return service->order;
6362 }
6363
6364 void __connman_service_update_ordering(void)
6365 {
6366         GSequenceIter *iter;
6367
6368         iter = g_sequence_get_begin_iter(service_list);
6369         if (iter != NULL && g_sequence_get_length(service_list) > 1)
6370                 g_sequence_sort_changed(iter, service_compare, NULL);
6371 }
6372
6373 static enum connman_service_type convert_network_type(struct connman_network *network)
6374 {
6375         enum connman_network_type type = connman_network_get_type(network);
6376
6377         switch (type) {
6378         case CONNMAN_NETWORK_TYPE_UNKNOWN:
6379         case CONNMAN_NETWORK_TYPE_VENDOR:
6380                 break;
6381         case CONNMAN_NETWORK_TYPE_ETHERNET:
6382                 return CONNMAN_SERVICE_TYPE_ETHERNET;
6383         case CONNMAN_NETWORK_TYPE_WIFI:
6384                 return CONNMAN_SERVICE_TYPE_WIFI;
6385         case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
6386         case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
6387                 return CONNMAN_SERVICE_TYPE_BLUETOOTH;
6388         case CONNMAN_NETWORK_TYPE_CELLULAR:
6389                 return CONNMAN_SERVICE_TYPE_CELLULAR;
6390         }
6391
6392         return CONNMAN_SERVICE_TYPE_UNKNOWN;
6393 }
6394
6395 static enum connman_service_security convert_wifi_security(const char *security)
6396 {
6397         if (security == NULL)
6398                 return CONNMAN_SERVICE_SECURITY_UNKNOWN;
6399         else if (g_str_equal(security, "none") == TRUE)
6400                 return CONNMAN_SERVICE_SECURITY_NONE;
6401         else if (g_str_equal(security, "wep") == TRUE)
6402                 return CONNMAN_SERVICE_SECURITY_WEP;
6403         else if (g_str_equal(security, "psk") == TRUE)
6404                 return CONNMAN_SERVICE_SECURITY_PSK;
6405         else if (g_str_equal(security, "ieee8021x") == TRUE)
6406                 return CONNMAN_SERVICE_SECURITY_8021X;
6407         else if (g_str_equal(security, "wpa") == TRUE)
6408                 return CONNMAN_SERVICE_SECURITY_WPA;
6409         else if (g_str_equal(security, "rsn") == TRUE)
6410                 return CONNMAN_SERVICE_SECURITY_RSN;
6411         else
6412                 return CONNMAN_SERVICE_SECURITY_UNKNOWN;
6413 }
6414
6415 static void update_from_network(struct connman_service *service,
6416                                         struct connman_network *network)
6417 {
6418         connman_uint8_t strength = service->strength;
6419         GSequenceIter *iter;
6420         const char *str;
6421
6422         DBG("service %p network %p", service, network);
6423
6424         if (is_connected(service) == TRUE)
6425                 return;
6426
6427         if (is_connecting(service) == TRUE)
6428                 return;
6429
6430         str = connman_network_get_string(network, "Name");
6431         if (str != NULL) {
6432                 g_free(service->name);
6433                 service->name = g_strdup(str);
6434                 service->hidden = FALSE;
6435         } else {
6436                 g_free(service->name);
6437                 service->name = NULL;
6438                 service->hidden = TRUE;
6439         }
6440
6441         service->strength = connman_network_get_strength(network);
6442         service->roaming = connman_network_get_bool(network, "Roaming");
6443
6444         if (service->strength == 0) {
6445                 /*
6446                  * Filter out 0-values; it's unclear what they mean
6447                  * and they cause anomalous sorting of the priority list.
6448                  */
6449                 service->strength = strength;
6450         }
6451
6452         str = connman_network_get_string(network, "WiFi.Security");
6453         service->security = convert_wifi_security(str);
6454
6455         if (service->type == CONNMAN_SERVICE_TYPE_WIFI)
6456                 service->wps = connman_network_get_bool(network, "WiFi.WPS");
6457
6458         if (service->strength > strength && service->network != NULL) {
6459                 connman_network_unref(service->network);
6460                 service->network = connman_network_ref(network);
6461
6462                 strength_changed(service);
6463         }
6464
6465         if (service->network == NULL)
6466                 service->network = connman_network_ref(network);
6467
6468         iter = g_hash_table_lookup(service_hash, service->identifier);
6469         if (iter != NULL && g_sequence_get_length(service_list) > 1) {
6470                 g_sequence_sort_changed(iter, service_compare, NULL);
6471                 service_schedule_changed();
6472         }
6473 }
6474
6475 /**
6476  * __connman_service_create_from_network:
6477  * @network: network structure
6478  *
6479  * Look up service by network and if not found, create one
6480  */
6481 struct connman_service * __connman_service_create_from_network(struct connman_network *network)
6482 {
6483         struct connman_service *service;
6484         struct connman_device *device;
6485         const char *ident, *group;
6486         char *name;
6487         unsigned int *auto_connect_types;
6488         int i, index;
6489
6490         DBG("network %p", network);
6491
6492         if (network == NULL)
6493                 return NULL;
6494
6495         ident = __connman_network_get_ident(network);
6496         if (ident == NULL)
6497                 return NULL;
6498
6499         group = connman_network_get_group(network);
6500         if (group == NULL)
6501                 return NULL;
6502
6503         name = g_strdup_printf("%s_%s_%s",
6504                         __connman_network_get_type(network), ident, group);
6505         service = service_get(name);
6506         g_free(name);
6507
6508         if (service == NULL)
6509                 return NULL;
6510
6511         if (__connman_network_get_weakness(network) == TRUE)
6512                 return service;
6513
6514         if (service->path != NULL) {
6515                 update_from_network(service, network);
6516                 __connman_connection_update_gateway();
6517                 return service;
6518         }
6519
6520         service->type = convert_network_type(network);
6521
6522         auto_connect_types = connman_setting_get_uint_list("DefaultAutoConnectTechnologies");
6523         service->autoconnect = FALSE;
6524         for (i = 0; auto_connect_types != NULL &&
6525                      auto_connect_types[i] != 0; i++) {
6526                 if (service->type == auto_connect_types[i]) {
6527                         service->autoconnect = TRUE;
6528                         break;
6529                 }
6530         }
6531
6532         switch (service->type) {
6533         case CONNMAN_SERVICE_TYPE_UNKNOWN:
6534         case CONNMAN_SERVICE_TYPE_SYSTEM:
6535         case CONNMAN_SERVICE_TYPE_BLUETOOTH:
6536         case CONNMAN_SERVICE_TYPE_GPS:
6537         case CONNMAN_SERVICE_TYPE_VPN:
6538         case CONNMAN_SERVICE_TYPE_GADGET:
6539         case CONNMAN_SERVICE_TYPE_WIFI:
6540         case CONNMAN_SERVICE_TYPE_CELLULAR:
6541                 break;
6542         case CONNMAN_SERVICE_TYPE_ETHERNET:
6543                 service->favorite = TRUE;
6544                 break;
6545         }
6546
6547         service->state_ipv4 = service->state_ipv6 = CONNMAN_SERVICE_STATE_IDLE;
6548         service->state = combine_state(service->state_ipv4, service->state_ipv6);
6549
6550         update_from_network(service, network);
6551
6552         index = connman_network_get_index(network);
6553
6554         if (service->ipconfig_ipv4 == NULL)
6555                 service->ipconfig_ipv4 = create_ip4config(service, index,
6556                                 CONNMAN_IPCONFIG_METHOD_DHCP);
6557
6558         if (service->ipconfig_ipv6 == NULL)
6559                 service->ipconfig_ipv6 = create_ip6config(service, index);
6560
6561         service_register(service);
6562
6563         if (service->favorite == TRUE) {
6564                 device = connman_network_get_device(service->network);
6565                 if (device && connman_device_get_scanning(device) == FALSE)
6566                         __connman_service_auto_connect();
6567         }
6568
6569         __connman_notifier_service_add(service, service->name);
6570         service_schedule_added(service);
6571
6572         return service;
6573 }
6574
6575 void __connman_service_update_from_network(struct connman_network *network)
6576 {
6577         connman_bool_t need_sort = FALSE;
6578         struct connman_service *service;
6579         connman_uint8_t strength;
6580         connman_bool_t roaming;
6581         GSequenceIter *iter;
6582         const char *name;
6583         connman_bool_t stats_enable;
6584
6585         DBG("network %p", network);
6586
6587         service = connman_service_lookup_from_network(network);
6588         if (service == NULL)
6589                 return;
6590
6591         if (service->network == NULL)
6592                 return;
6593
6594         name = connman_network_get_string(service->network, "Name");
6595         if (g_strcmp0(service->name, name) != 0) {
6596                 g_free(service->name);
6597                 service->name = g_strdup(name);
6598
6599                 if (allow_property_changed(service) == TRUE)
6600                         connman_dbus_property_changed_basic(service->path,
6601                                         CONNMAN_SERVICE_INTERFACE, "Name",
6602                                         DBUS_TYPE_STRING, &service->name);
6603         }
6604
6605         if (service->type == CONNMAN_SERVICE_TYPE_WIFI)
6606                 service->wps = connman_network_get_bool(network, "WiFi.WPS");
6607
6608         strength = connman_network_get_strength(service->network);
6609         if (strength == service->strength)
6610                 goto roaming;
6611
6612         service->strength = strength;
6613         need_sort = TRUE;
6614
6615         strength_changed(service);
6616
6617 roaming:
6618         roaming = connman_network_get_bool(service->network, "Roaming");
6619         if (roaming == service->roaming)
6620                 goto sorting;
6621
6622         stats_enable = stats_enabled(service);
6623         if (stats_enable == TRUE)
6624                 stats_stop(service);
6625
6626         service->roaming = roaming;
6627         need_sort = TRUE;
6628
6629         if (stats_enable == TRUE)
6630                 stats_start(service);
6631
6632         roaming_changed(service);
6633
6634 sorting:
6635         if (need_sort == TRUE) {
6636                 iter = g_hash_table_lookup(service_hash, service->identifier);
6637                 if (iter != NULL && g_sequence_get_length(service_list) > 1) {
6638                         g_sequence_sort_changed(iter, service_compare, NULL);
6639                         service_schedule_changed();
6640                 }
6641         }
6642 }
6643
6644 void __connman_service_remove_from_network(struct connman_network *network)
6645 {
6646         struct connman_service *service;
6647
6648         DBG("network %p", network);
6649
6650         service = connman_service_lookup_from_network(network);
6651         if (service == NULL)
6652                 return;
6653
6654         service->ignore = TRUE;
6655
6656         __connman_connection_gateway_remove(service,
6657                                         CONNMAN_IPCONFIG_TYPE_ALL);
6658
6659         connman_service_unref(service);
6660 }
6661
6662 /**
6663  * __connman_service_create_from_provider:
6664  * @provider: provider structure
6665  *
6666  * Look up service by provider and if not found, create one
6667  */
6668 struct connman_service *
6669 __connman_service_create_from_provider(struct connman_provider *provider)
6670 {
6671         struct connman_service *service;
6672         const char *ident, *str;
6673         char *name;
6674         int index = connman_provider_get_index(provider);
6675
6676         DBG("provider %p", provider);
6677
6678         ident = __connman_provider_get_ident(provider);
6679         if (ident == NULL)
6680                 return NULL;
6681
6682         name = g_strdup_printf("vpn_%s", ident);
6683         service = service_get(name);
6684         g_free(name);
6685
6686         if (service == NULL)
6687                 return NULL;
6688
6689         service->type = CONNMAN_SERVICE_TYPE_VPN;
6690         service->provider = connman_provider_ref(provider);
6691         service->autoconnect = FALSE;
6692         service->userconnect = TRUE;
6693
6694         service->state_ipv4 = service->state_ipv6 = CONNMAN_SERVICE_STATE_IDLE;
6695         service->state = combine_state(service->state_ipv4, service->state_ipv6);
6696
6697         str = connman_provider_get_string(provider, "Name");
6698         if (str != NULL) {
6699                 g_free(service->name);
6700                 service->name = g_strdup(str);
6701                 service->hidden = FALSE;
6702         } else {
6703                 g_free(service->name);
6704                 service->name = NULL;
6705                 service->hidden = TRUE;
6706         }
6707
6708         service->strength = 0;
6709
6710         if (service->ipconfig_ipv4 == NULL)
6711                 service->ipconfig_ipv4 = create_ip4config(service, index,
6712                                 CONNMAN_IPCONFIG_METHOD_MANUAL);
6713
6714         if (service->ipconfig_ipv6 == NULL)
6715                 service->ipconfig_ipv6 = create_ip6config(service, index);
6716
6717         service_register(service);
6718
6719         __connman_notifier_service_add(service, service->name);
6720         service_schedule_added(service);
6721
6722         return service;
6723 }
6724
6725 static void remove_unprovisioned_services()
6726 {
6727         gchar **services;
6728         GKeyFile *keyfile, *configkeyfile;
6729         char *file, *section;
6730         int i = 0;
6731
6732         services = connman_storage_get_services();
6733         if (services == NULL)
6734                 return;
6735
6736         for (;services[i] != NULL; i++) {
6737                 file = section = NULL;
6738                 keyfile = configkeyfile = NULL;
6739
6740                 keyfile = connman_storage_load_service(services[i]);
6741                 if (keyfile == NULL)
6742                         continue;
6743
6744                 file = g_key_file_get_string(keyfile, services[i],
6745                                         "Config.file", NULL);
6746                 if (file == NULL)
6747                         goto next;
6748
6749                 section = g_key_file_get_string(keyfile, services[i],
6750                                         "Config.ident", NULL);
6751                 if (section == NULL)
6752                         goto next;
6753
6754                 configkeyfile = __connman_storage_load_config(file);
6755                 if (configkeyfile == NULL) {
6756                         /*
6757                          * Config file is missing, remove the provisioned
6758                          * service.
6759                          */
6760                         __connman_storage_remove_service(services[i]);
6761                         goto next;
6762                 }
6763
6764                 if (g_key_file_has_group(configkeyfile, section) == FALSE)
6765                         /*
6766                          * Config section is missing, remove the provisioned
6767                          * service.
6768                          */
6769                         __connman_storage_remove_service(services[i]);
6770
6771         next:
6772                 if (keyfile != NULL)
6773                         g_key_file_free(keyfile);
6774
6775                 if (configkeyfile != NULL)
6776                         g_key_file_free(configkeyfile);
6777
6778                 g_free(section);
6779                 g_free(file);
6780         }
6781
6782         g_strfreev(services);
6783 }
6784
6785 static int agent_probe(struct connman_agent *agent)
6786 {
6787         DBG("agent %p", agent);
6788         return 0;
6789 }
6790
6791 static void agent_remove(struct connman_agent *agent)
6792 {
6793         DBG("agent %p", agent);
6794 }
6795
6796 static void *agent_context_ref(void *context)
6797 {
6798         struct connman_service *service = context;
6799
6800         return (void *)connman_service_ref(service);
6801 }
6802
6803 static void agent_context_unref(void *context)
6804 {
6805         struct connman_service *service = context;
6806
6807         connman_service_unref(service);
6808 }
6809
6810 static struct connman_agent_driver agent_driver = {
6811         .name           = "service",
6812         .interface      = CONNMAN_AGENT_INTERFACE,
6813         .probe          = agent_probe,
6814         .remove         = agent_remove,
6815         .context_ref    = agent_context_ref,
6816         .context_unref  = agent_context_unref,
6817 };
6818
6819 int __connman_service_init(void)
6820 {
6821         int err;
6822
6823         DBG("");
6824
6825         err = connman_agent_driver_register(&agent_driver);
6826         if (err < 0) {
6827                 connman_error("Cannot register agent driver for %s",
6828                                                 agent_driver.name);
6829                 return err;
6830         }
6831
6832         connection = connman_dbus_get_connection();
6833
6834         service_hash = g_hash_table_new_full(g_str_hash, g_str_equal,
6835                                                                 NULL, NULL);
6836
6837         service_list = g_sequence_new(service_free);
6838
6839         services_notify = g_new0(struct _services_notify, 1);
6840         services_notify->remove = g_hash_table_new_full(g_str_hash,
6841                         g_str_equal, g_free, NULL);
6842         services_notify->add = g_hash_table_new(g_str_hash, g_str_equal);
6843
6844         remove_unprovisioned_services();
6845
6846         return 0;
6847 }
6848
6849 void __connman_service_cleanup(void)
6850 {
6851         GSequence *list;
6852
6853         DBG("");
6854
6855         if (autoconnect_timeout != 0) {
6856                 g_source_remove(autoconnect_timeout);
6857                 autoconnect_timeout = 0;
6858         }
6859
6860         list = service_list;
6861         service_list = NULL;
6862         g_sequence_free(list);
6863
6864         g_hash_table_destroy(service_hash);
6865         service_hash = NULL;
6866
6867         g_slist_free(counter_list);
6868         counter_list = NULL;
6869
6870         if (services_notify->id != 0) {
6871                 g_source_remove(services_notify->id);
6872                 service_send_changed(NULL);
6873                 g_hash_table_destroy(services_notify->remove);
6874                 g_hash_table_destroy(services_notify->add);
6875         }
6876         g_free(services_notify);
6877
6878         connman_agent_driver_unregister(&agent_driver);
6879
6880         dbus_connection_unref(connection);
6881 }