src/signal-handler.c

   1 /*
   2  * Network Configuration Module
   3  *
   4  * Copyright (c) 2000 - 2012 Samsung Electronics Co., Ltd. All rights reserved.
   5  *
   6  * Licensed under the Apache License, Version 2.0 (the "License");
   7  * you may not use this file except in compliance with the License.
   8  * You may obtain a copy of the License at
   9  *
  10  * http://www.apache.org/licenses/LICENSE-2.0
  11  *
  12  * Unless required by applicable law or agreed to in writing, software
  13  * distributed under the License is distributed on an "AS IS" BASIS,
  14  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  15  * See the License for the specific language governing permissions and
  16  * limitations under the License.
  17  *
  18  */
  19
  20 #include <stdio.h>
  21 #include <string.h>
  22 #include <vconf.h>
  23 #include <vconf-keys.h>
  24
  25 #include "log.h"
  26 #include "util.h"
  27 #include "netdbus.h"
  28 #include "neterror.h"
  29 #include "wifi-wps.h"
  30 #include "wifi-agent.h"
  31 #include "wifi-power.h"
  32 #include "wifi-state.h"
  33 #include "netsupplicant.h"
  34 #include "network-state.h"
  35 #include "cellular-state.h"
  36 #include "signal-handler.h"
  37 #include "wifi-ssid-scan.h"
  38 #include "wifi-background-scan.h"
  39 #include "wifi-tdls.h"
  40
  41 #if defined TIZEN_DEBUG_DISABLE
  42 #include "wifi-dump.h"
  43 #endif
  44
  45 #define DBUS_SERVICE_DBUS                       "org.freedesktop.DBus"
  46 #define DBUS_INTERFACE_DBUS                     "org.freedesktop.DBus"
  47 #define SIGNAL_INTERFACE_REMOVED                "InterfaceRemoved"
  48 #define SIGNAL_SCAN_DONE                        "ScanDone"
  49 #define SIGNAL_BSS_ADDED                        "BSSAdded"
  50 #define SIGNAL_PROPERTIES_CHANGED               "PropertiesChanged"
  51 #define SIGNAL_PROPERTIES_DRIVER_HANGED         "DriverHanged"
  52 #define SIGNAL_PROPERTIES_SESSION_OVERLAPPED    "SessionOverlapped"
  53 #define SIGNAL_TDLS_CONNECTED                           "TDLSConnected"
  54 #define SIGNAL_TDLS_DISCONNECTED                        "TDLSDisconnected"
  55 #define SIGNAL_TDLS_PEER_FOUND                          "TDLSPeerFound"
  56 #define CONNMAN_SIGNAL_SERVICES_CHANGED         "ServicesChanged"
  57 #define CONNMAN_SIGNAL_PROPERTY_CHANGED         "PropertyChanged"
  58 #define CONNMAN_SIGNAL_NAME_CHANGED             "NameOwnerChanged"
  59
  60 #define MAX_SIG_LEN 64
  61 #define TOTAL_CONN_SIGNALS 4
  62
  63 typedef enum {
  64         SIG_INTERFACE_REMOVED = 0,
  65         SIG_PROPERTIES_CHANGED,
  66         SIG_BSS_ADDED,
  67         SIG_SCAN_DONE,
  68         SIG_DRIVER_HANGED,
  69         SIG_SESSION_OVERLAPPED,
  70         SIG_TDLS_CONNECTED,
  71         SIG_TDLS_DISCONNECTED,
  72         SIG_TDLS_PEER_FOUND,
  73         SIG_MAX
  74 } SuppSigArrayIndex;
  75
  76 static int conn_subscription_ids[TOTAL_CONN_SIGNALS] = {0};
  77 static const char supplicant_signals[SIG_MAX][MAX_SIG_LEN] = {
  78                 SIGNAL_INTERFACE_REMOVED,
  79                 SIGNAL_PROPERTIES_CHANGED,
  80                 SIGNAL_BSS_ADDED,
  81                 SIGNAL_SCAN_DONE,
  82                 SIGNAL_PROPERTIES_DRIVER_HANGED,
  83                 SIGNAL_PROPERTIES_SESSION_OVERLAPPED,
  84                 SIGNAL_TDLS_CONNECTED,
  85                 SIGNAL_TDLS_DISCONNECTED,
  86                 SIGNAL_TDLS_PEER_FOUND,
  87 };
  88
  89 static int supp_subscription_ids[SIG_MAX] = {0};
  90 static int dumpservice_subscription_id = 0;
  91
  92 typedef void (*supplicant_signal_cb)(GDBusConnection *conn,
  93                 const gchar *name, const gchar *path, const gchar *interface,
  94                 const gchar *sig, GVariant *param, gpointer user_data);
  95 typedef void (*connman_signal_cb)(GDBusConnection *conn,
  96                 const gchar *name, const gchar *path, const gchar *interface,
  97                 const gchar *sig, GVariant *param, gpointer user_data);
  98
  99 static void _technology_signal_cb(GDBusConnection *conn,
 100                 const gchar *name, const gchar *path, const gchar *interface,
 101                 const gchar *sig, GVariant *param, gpointer user_data)
 102 {
 103         gchar *key = NULL;
 104         gboolean value = FALSE;
 105         GVariant *var = NULL;
 106
 107         if (param == NULL)
 108                 return;
 109
 110         if (g_str_has_prefix(path, CONNMAN_WIFI_TECHNOLOGY_PREFIX) == TRUE) {
 111                 g_variant_get(param, "(sv)", &key, &var);
 112                 if (g_strcmp0(key, "Powered") == 0) {
 113                         /* Power state */
 114                         value = g_variant_get_boolean(var);
 115                         if (value == TRUE)
 116                                 wifi_state_update_power_state(TRUE);
 117                         else
 118                                 wifi_state_update_power_state(FALSE);
 119                 } else if (g_strcmp0(key, "Connected") == 0) {
 120                         /* Connection state */
 121                         value = g_variant_get_boolean(var);
 122                         if (value == TRUE)
 123                                 wifi_state_set_tech_state(NETCONFIG_WIFI_TECH_CONNECTED);
 124                         else
 125                                 wifi_state_set_tech_state(NETCONFIG_WIFI_TECH_POWERED);
 126                 } else if (g_strcmp0(key, "Tethering") == 0) {
 127                         /* Tethering state */
 128                         wifi_state_set_tech_state(NETCONFIG_WIFI_TECH_TETHERED);
 129                 }
 130                 if (key)
 131                         g_free(key);
 132                 if (var)
 133                         g_variant_unref(var);
 134         }
 135 }
 136
 137 static void _service_signal_cb(GDBusConnection *conn,
 138                 const gchar *name, const gchar *path,
 139                 const gchar *interface, const gchar *sig, GVariant *param, gpointer user_data)
 140 {
 141         gchar *sigvalue = NULL;
 142         gchar *property;
 143         GVariant *variant = NULL, *var;
 144         GVariantIter *iter;
 145         const gchar *value = NULL;
 146
 147         if (path == NULL || param == NULL)
 148                 goto done;
 149
 150         g_variant_get(param, "(sv)", &sigvalue, &variant);
 151         if (sigvalue == NULL)
 152                 goto done;
 153
 154         if (g_strcmp0(sig, CONNMAN_SIGNAL_PROPERTY_CHANGED) != 0)
 155                 goto done;
 156
 157         if (g_strcmp0(sigvalue, "State") == 0) {
 158                 g_variant_get(variant, "s", &property);
 159
 160                 DBG("[%s] %s", property, path);
 161                 if (netconfig_is_wifi_profile(path) == TRUE) {
 162                         int wifi_state = 0;
 163
 164                         vconf_get_int(VCONFKEY_WIFI_STATE, &wifi_state);
 165                         if (wifi_state == VCONFKEY_WIFI_OFF) {
 166                                 g_free(property);
 167                                 goto done;
 168                         }
 169
 170                         if (g_strcmp0(property, "ready") == 0 || g_strcmp0(property, "online") == 0) {
 171                                 if (wifi_state >= VCONFKEY_WIFI_CONNECTED) {
 172                                         g_free(property);
 173                                         goto done;
 174                                 }
 175
 176                                 netconfig_update_default_profile(path);
 177
 178                                 wifi_state_set_service_state(NETCONFIG_WIFI_CONNECTED);
 179
 180                         } else if (g_strcmp0(property, "failure") == 0 || g_strcmp0(property, "disconnect") == 0 || g_strcmp0(property, "idle") == 0) {
 181                                 if (netconfig_get_default_profile() == NULL ||
 182                                                 netconfig_is_wifi_profile(netconfig_get_default_profile())
 183                                                 != TRUE) {
 184                                         if (g_strcmp0(property, "failure") == 0)
 185                                                 wifi_state_set_service_state(NETCONFIG_WIFI_FAILURE);
 186                                         else
 187                                                 wifi_state_set_service_state(NETCONFIG_WIFI_IDLE);
 188                                         g_free(property);
 189                                         goto done;
 190                                 }
 191
 192                                 if (g_strcmp0(path, netconfig_get_default_profile()) != 0) {
 193                                         g_free(property);
 194                                         goto done;
 195                                 }
 196
 197                                 netconfig_update_default_profile(NULL);
 198
 199                                 if (g_strcmp0(property, "failure") == 0)
 200                                         wifi_state_set_service_state(NETCONFIG_WIFI_FAILURE);
 201                                 else
 202                                         wifi_state_set_service_state(NETCONFIG_WIFI_IDLE);
 203
 204                         } else if (g_strcmp0(property, "association") == 0 || g_strcmp0(property, "configuration") == 0) {
 205                                 if (netconfig_get_default_profile() == NULL ||
 206                                                 netconfig_is_wifi_profile(netconfig_get_default_profile()) != TRUE) {
 207                                         if (g_strcmp0(property, "association") == 0)
 208                                                 wifi_state_set_service_state(NETCONFIG_WIFI_ASSOCIATION);
 209                                         else
 210                                                 wifi_state_set_service_state(NETCONFIG_WIFI_CONFIGURATION);
 211                                         g_free(property);
 212                                         goto done;
 213                                 }
 214
 215                                 if (g_strcmp0(path, netconfig_get_default_profile()) != 0) {
 216                                         g_free(property);
 217                                         goto done;
 218                                 }
 219
 220                                 netconfig_update_default_profile(NULL);
 221
 222                                 if (g_strcmp0(property, "association") == 0)
 223                                         wifi_state_set_service_state(NETCONFIG_WIFI_ASSOCIATION);
 224                                 else
 225                                         wifi_state_set_service_state(NETCONFIG_WIFI_CONFIGURATION);
 226
 227                         }
 228                 } else {
 229                         if (g_strcmp0(property, "ready") == 0 || g_strcmp0(property, "online") == 0) {
 230                                 if (netconfig_get_default_profile() == NULL) {
 231                                         if (!netconfig_is_cellular_profile(path))
 232                                                 netconfig_update_default_profile(path);
 233                                         else {
 234                                                 if (netconfig_is_cellular_internet_profile(path))
 235                                                         netconfig_update_default_profile(path);
 236                                         }
 237                                 }
 238
 239                                 if (netconfig_is_cellular_profile(path) && netconfig_is_cellular_internet_profile(path))
 240                                         cellular_state_set_service_state(NETCONFIG_CELLULAR_ONLINE);
 241
 242                         } else if (g_strcmp0(property, "failure") == 0 || g_strcmp0(property, "disconnect") == 0 || g_strcmp0(property, "idle") == 0) {
 243                                 if (netconfig_get_default_profile() == NULL) {
 244                                         g_free(property);
 245                                         goto done;
 246                                 }
 247
 248                                 if (netconfig_is_cellular_profile(path) && netconfig_is_cellular_internet_profile(path))
 249                                         cellular_state_set_service_state(NETCONFIG_CELLULAR_IDLE);
 250
 251                                 if (g_strcmp0(path, netconfig_get_default_profile()) != 0) {
 252                                         g_free(property);
 253                                         goto done;
 254                                 }
 255
 256                                 netconfig_update_default_profile(NULL);
 257                         } else if (g_strcmp0(property, "association") == 0 || g_strcmp0(property, "configuration") == 0) {
 258                                 if (netconfig_get_default_profile() == NULL) {
 259                                         g_free(property);
 260                                         goto done;
 261                                 }
 262
 263                                 if (netconfig_is_cellular_profile(path) && netconfig_is_cellular_internet_profile(path))
 264                                         cellular_state_set_service_state(NETCONFIG_CELLULAR_CONNECTING);
 265
 266                                 if (g_strcmp0(path, netconfig_get_default_profile()) != 0) {
 267                                         g_free(property);
 268                                         goto done;
 269                                 }
 270
 271                                 netconfig_update_default_profile(NULL);
 272                         }
 273                 }
 274                 g_free(property);
 275         } else if (g_strcmp0(sigvalue, "Proxy") == 0) {
 276                 if (netconfig_is_wifi_profile(path) != TRUE || g_strcmp0(path, netconfig_get_default_profile()) != 0)
 277                         goto done;
 278
 279                 if (!g_variant_type_equal(variant, G_VARIANT_TYPE_ARRAY))
 280                         goto done;
 281
 282                 g_variant_get(variant, "a{sv}", &iter);
 283                 while (g_variant_iter_loop(iter, "{sv}", &property, &var)) {
 284                         if (g_strcmp0(property, "Servers") == 0) {
 285                                 GVariantIter *iter_sub = NULL;
 286
 287                                 g_variant_get(var, "as", &iter_sub);
 288                                 g_variant_iter_loop(iter_sub, "s", &value);
 289                                 g_variant_iter_free(iter_sub);
 290
 291                                 DBG("Proxy - [%s]", value);
 292                                 vconf_set_str(VCONFKEY_NETWORK_PROXY, value);
 293
 294                                 g_free(property);
 295                                 g_variant_unref(var);
 296                                 break;
 297                         } else if (g_strcmp0(property, "Method") == 0) {
 298                                 value = g_variant_get_string(var, NULL);
 299                                 DBG("Method - [%s]", value);
 300
 301                                 if (g_strcmp0(value, "direct") == 0)
 302                                         vconf_set_str(VCONFKEY_NETWORK_PROXY, "");
 303
 304                                 g_free(property);
 305                                 g_variant_unref(var);
 306                                 break;
 307                         }
 308                 }
 309
 310                 g_variant_iter_free(iter);
 311         } else if (g_strcmp0(sigvalue, "Error") == 0) {
 312                 g_variant_get(variant, "s", &property);
 313                 INFO("[%s] Property : %s", sigvalue, property);
 314                 g_free(property);
 315         }
 316 done:
 317         if (sigvalue)
 318                 g_free(sigvalue);
 319
 320         if (variant)
 321                 g_variant_unref(variant);
 322
 323         return;
 324 }
 325
 326 static void _dbus_name_changed_cb(GDBusConnection *conn,
 327                 const gchar *Name, const gchar *path, const gchar *interface,
 328                 const gchar *sig, GVariant *param, gpointer user_data)
 329 {
 330         gchar *name = NULL;
 331         gchar *old = NULL;
 332         gchar *new = NULL;
 333
 334         if (param == NULL)
 335                 return;
 336
 337         g_variant_get(param, "(sss)", &name, &old, &new);
 338
 339         if (g_strcmp0(name, CONNMAN_SERVICE) == 0 && *new == '\0') {
 340                 DBG("ConnMan destroyed: name %s, old %s, new %s", name, old, new);
 341
 342                 connman_register_agent();
 343         }
 344         if (name)
 345                 g_free(name);
 346         if (old)
 347                 g_free(old);
 348         if (new)
 349                 g_free(new);
 350
 351         return;
 352 }
 353
 354 static void _services_changed_cb(GDBusConnection *conn, const gchar *name,
 355                 const gchar *path, const gchar *interface, const gchar *sig,
 356                 GVariant *param, gpointer user_data)
 357 {
 358         gchar *property, *value;
 359         gchar *service_path;
 360         GVariant *variant = NULL;
 361         GVariantIter *added = NULL, *removed = NULL, *next = NULL;
 362
 363         if (path == NULL || param == NULL)
 364                 return;
 365
 366         if (g_strcmp0(sig, CONNMAN_SIGNAL_SERVICES_CHANGED) != 0)
 367                 return;
 368
 369         if (netconfig_get_default_profile() != NULL)
 370                 return;
 371
 372         g_variant_get(param, "(a(oa{sv})ao)", &added, &removed);
 373
 374         while (g_variant_iter_loop(added, "(oa{sv})", &service_path, &next)) {
 375                 gboolean is_wifi_prof, is_cell_prof, is_cell_internet_prof;
 376                 is_wifi_prof = netconfig_is_wifi_profile(service_path);
 377                 is_cell_prof = netconfig_is_cellular_profile(service_path);
 378                 is_cell_internet_prof = netconfig_is_cellular_internet_profile(
 379                                 service_path);
 380                 if (service_path != NULL) {
 381                         while (g_variant_iter_loop(next, "{sv}", &property,
 382                                                 &variant)) {
 383                                 if (g_strcmp0(property, "State") == 0) {
 384                                         g_variant_get(variant, "s", &value);
 385                                         DBG("Profile %s State %s", service_path,
 386                                                         value);
 387                                         if (g_strcmp0(value, "ready") != 0 &&
 388                                                         g_strcmp0(value,
 389                                                                 "online") != 0) {
 390                                                 g_free(property);
 391                                                 g_free(value);
 392                                                 g_variant_unref(variant);
 393                                                 break;
 394                                         }
 395
 396                                         if (!is_cell_prof)
 397                                                 netconfig_update_default_profile(
 398                                                                 service_path);
 399                                         else if (is_cell_internet_prof) {
 400                                                 netconfig_update_default_profile(
 401                                                                 service_path);
 402                                         }
 403                                         if (is_wifi_prof)
 404                                                 wifi_state_set_service_state(
 405                                                         NETCONFIG_WIFI_CONNECTED);
 406                                         else if (is_cell_prof &&
 407                                                         is_cell_internet_prof)
 408                                                 cellular_state_set_service_state(
 409                                                         NETCONFIG_CELLULAR_ONLINE);
 410                                         g_free(property);
 411                                         g_free(value);
 412                                         g_variant_unref(variant);
 413                                         break;
 414                                 }
 415                         }
 416                 }
 417         }
 418
 419         g_variant_iter_free(added);
 420
 421         if (next)
 422                 g_variant_iter_free(next);
 423
 424         if (removed)
 425                 g_variant_iter_free(removed);
 426
 427         return;
 428 }
 429
 430 static void _supplicant_interface_removed(GDBusConnection *conn,
 431                 const gchar *name, const gchar *path, const gchar *interface,
 432                 const gchar *sig, GVariant *param, gpointer user_data)
 433 {
 434         DBG("Interface removed handling!");
 435         if (netconfig_wifi_is_wps_enabled() == TRUE)
 436                 netconfig_wifi_wps_signal_scanaborted();
 437
 438         return;
 439 }
 440
 441 static void _supplicant_properties_changed(GDBusConnection *conn,
 442                 const gchar *name, const gchar *path, const gchar *interface,
 443                 const gchar *sig, GVariant *param, gpointer user_data)
 444 {
 445         DBG("Properties changed handling!");
 446         gchar *key;
 447         GVariantIter *iter;
 448         GVariant *variant;
 449         gboolean scanning = FALSE;
 450
 451         if (param == NULL)
 452                 return;
 453
 454         g_variant_get(param, "(a{sv})", &iter);
 455         while (g_variant_iter_loop(iter, "{sv}", &key, &variant)) {
 456                 if (g_strcmp0(key, "Scanning") == 0) {
 457                         scanning = g_variant_get_boolean(variant);
 458                         if (scanning == TRUE)
 459                                 netconfig_wifi_set_scanning(TRUE);
 460
 461                         g_variant_unref(variant);
 462                         g_free(key);
 463                         break;
 464                 }
 465         }
 466
 467         g_variant_iter_free(iter);
 468
 469         return;
 470 }
 471
 472 static void _supplicant_bss_added(GDBusConnection *conn,
 473                 const gchar *name, const gchar *path, const gchar *interface,
 474                 const gchar *sig, GVariant *param, gpointer user_data)
 475 {
 476         DBG("BSS added handling!");
 477         if (wifi_ssid_scan_get_state() == TRUE)
 478                 wifi_ssid_scan_add_bss(param);
 479         else
 480                 wifi_state_set_bss_found(TRUE);
 481
 482         return;
 483 }
 484
 485 static void _supplicant_scan_done(GDBusConnection *conn,
 486                 const gchar *name, const gchar *path, const gchar *interface,
 487                 const gchar *sig, GVariant *param, gpointer user_data)
 488 {
 489         DBG("Scan Done handling!");
 490         netconfig_wifi_set_scanning(FALSE);
 491
 492         if (netconfig_wifi_is_wps_enabled() == TRUE) {
 493                 netconfig_wifi_wps_signal_scandone();
 494                 if (wifi_state_get_technology_state() < NETCONFIG_WIFI_TECH_POWERED)
 495                         return;
 496         }
 497
 498         if (netconfig_wifi_get_bgscan_state() != TRUE) {
 499                 if (wifi_ssid_scan_get_state() == TRUE)
 500                         wifi_ssid_scan_emit_scan_completed();
 501                 else
 502                         wifi_ssid_scan(NULL);
 503         } else {
 504                 if (wifi_state_get_technology_state() >=
 505                                 NETCONFIG_WIFI_TECH_POWERED)
 506                         netconfig_wifi_bgscan_start(FALSE);
 507
 508                 wifi_start_timer_network_notification();
 509         }
 510
 511         return;
 512 }
 513
 514 static void _supplicant_driver_hanged(GDBusConnection *conn,
 515                 const gchar *name, const gchar *path, const gchar *interface,
 516                 const gchar *sig, GVariant *param, gpointer user_data)
 517 {
 518         DBG("Driver Hanged handling!");
 519         ERR("Critical. Wi-Fi firmware crashed");
 520
 521         wifi_power_recover_firmware();
 522
 523         return;
 524 }
 525
 526 static void _supplicant_session_overlapped(GDBusConnection *conn,
 527                 const gchar *name, const gchar *path, const gchar *interface,
 528                 const gchar *sig, GVariant *param, gpointer user_data)
 529 {
 530         DBG("Driver session overlapped handling!");
 531         ERR("WPS PBC SESSION OVERLAPPED");
 532 #if defined TIZEN_WEARABLE
 533         wc_launch_syspopup(WC_POPUP_TYPE_SESSION_OVERLAPPED);
 534 #else
 535         netconfig_send_message_to_net_popup("WPS Error",
 536                                         "wps session overlapped", "popup", NULL);
 537 #endif
 538 }
 539
 540 static void _supplicant_tdls_connected(GDBusConnection *conn,
 541                 const gchar *name, const gchar *path, const gchar *interface,
 542                 const gchar *sig, GVariant *param, gpointer user_data)
 543 {
 544         ERR("Received TDLS Connected Signal");
 545         netconfig_wifi_tlds_connected_event(param);
 546
 547         return;
 548 }
 549
 550 static void _supplicant_tdls_disconnected(GDBusConnection *conn,
 551                 const gchar *name, const gchar *path, const gchar *interface,
 552                 const gchar *sig, GVariant *param, gpointer user_data)
 553 {
 554         ERR("Received TDLS Disconnected Signal");
 555         netconfig_wifi_tlds_disconnected_event(param);
 556
 557         return;
 558 }
 559
 560 static void _supplicant_tdls_peer_found(GDBusConnection *conn,
 561                 const gchar *name, const gchar *path, const gchar *interface,
 562                 const gchar *sig, GVariant *param, gpointer user_data)
 563 {
 564         ERR("Received TDLS Peer Found Signal");
 565         return;
 566 }
 567
 568 static supplicant_signal_cb supplicant_cbs[SIG_MAX] = {
 569                 _supplicant_interface_removed,
 570                 _supplicant_properties_changed,
 571                 _supplicant_bss_added,
 572                 _supplicant_scan_done,
 573                 _supplicant_driver_hanged,
 574                 _supplicant_session_overlapped,
 575                 _supplicant_tdls_connected,
 576                 _supplicant_tdls_disconnected,
 577                 _supplicant_tdls_peer_found
 578 };
 579
 580 #if defined TIZEN_DEBUG_DISABLE
 581 static void __netconfig_dumpservice_handler(GDBusConnection *conn,
 582                 const gchar *name, const gchar *path, const gchar *interface,
 583                 const gchar *sig, GVariant *param, gpointer user_data)
 584 {
 585         int mode;
 586         gchar *signal_path = NULL;
 587
 588         if (param == NULL)
 589                 return;
 590
 591         g_variant_get(param, "(io)", &mode, &signal_path);
 592         DBG("Path: %s and mode: %d", signal_path, mode);
 593         netconfig_dump_log(path);
 594         if (signal_path)
 595                 g_free(signal_path);
 596
 597         return;
 598 }
 599 #endif
 600
 601 void register_gdbus_signal(void)
 602 {
 603         GDBusConnection *connection = NULL;
 604         const char *interface = NULL;
 605         SuppSigArrayIndex sig;
 606         connection = netdbus_get_connection();
 607
 608         if (connection == NULL) {
 609                 ERR("Failed to get GDbus Connection");
 610                 return;
 611         }
 612
 613         /* listening to messages from all objects as no path is specified */
 614         /* see signals from the given interface */
 615         conn_subscription_ids[0] = g_dbus_connection_signal_subscribe(
 616                         connection,
 617                         CONNMAN_SERVICE,
 618                         CONNMAN_TECHNOLOGY_INTERFACE,
 619                         NULL,
 620                         NULL,
 621                         NULL,
 622                         G_DBUS_SIGNAL_FLAGS_NONE,
 623                         _technology_signal_cb,
 624                         NULL,
 625                         NULL);
 626
 627         conn_subscription_ids[1] = g_dbus_connection_signal_subscribe(
 628                         connection,
 629                         CONNMAN_SERVICE,
 630                         CONNMAN_SERVICE_INTERFACE,
 631                         CONNMAN_SIGNAL_PROPERTY_CHANGED,
 632                         NULL,
 633                         NULL,
 634                         G_DBUS_SIGNAL_FLAGS_NONE,
 635                         _service_signal_cb,
 636                         NULL,
 637                         NULL);
 638
 639         conn_subscription_ids[2] = g_dbus_connection_signal_subscribe(
 640                         connection,
 641                         DBUS_SERVICE_DBUS,
 642                         DBUS_INTERFACE_DBUS,
 643                         CONNMAN_SIGNAL_NAME_CHANGED,
 644                         NULL,
 645                         CONNMAN_SERVICE,
 646                         G_DBUS_SIGNAL_FLAGS_NONE,
 647                         _dbus_name_changed_cb,
 648                         NULL,
 649                         NULL);
 650
 651         conn_subscription_ids[3] = g_dbus_connection_signal_subscribe(
 652                         connection,
 653                         CONNMAN_SERVICE,
 654                         CONNMAN_MANAGER_INTERFACE,
 655                         CONNMAN_SIGNAL_SERVICES_CHANGED,
 656                         NULL,
 657                         NULL,
 658                         G_DBUS_SIGNAL_FLAGS_NONE,
 659                         _services_changed_cb,
 660                         NULL,
 661                         NULL);
 662
 663         INFO("Successfully register connman DBus signal filters");
 664
 665         for (sig = SIG_INTERFACE_REMOVED; sig < SIG_MAX; sig++) {
 666                 /*
 667                  * For SIG_INTERFACE_REMOVED INTERFACE_ADDED
 668                  */
 669                 interface = (sig == SIG_INTERFACE_REMOVED) ?
 670                                 SUPPLICANT_INTERFACE : SUPPLICANT_IFACE_INTERFACE;
 671
 672                 supp_subscription_ids[sig] = g_dbus_connection_signal_subscribe(
 673                                 connection,
 674                                 SUPPLICANT_SERVICE,
 675                                 interface,
 676                                 supplicant_signals[sig],
 677                                 NULL,
 678                                 NULL,
 679                                 G_DBUS_SIGNAL_FLAGS_NONE,
 680                                 supplicant_cbs[sig],
 681                                 NULL,
 682                                 NULL);
 683         }
 684
 685         INFO("Successfully register Supplicant DBus signal filters");
 686
 687 #if defined TIZEN_DEBUG_DISABLE
 688         dumpservice_subscription_id = g_dbus_connection_signal_subscribe(
 689                         connection,
 690                         /*
 691                          * Sender => For testing purpose made NULL
 692                          *WPA_SUPPLICANT,
 693                          */
 694                         NULL,
 695                         DUMP_SERVICE_INTERFACE,
 696                         DUMP_SIGNAL,
 697                         NULL,
 698                         NULL,
 699                         G_DBUS_SIGNAL_FLAGS_NONE,
 700                         __netconfig_dumpservice_handler,
 701                         NULL,
 702                         NULL);
 703
 704         INFO("Successfully register Dumpservice DBus signal filter");
 705 #endif
 706         /* In case ConnMan precedes this signal register,
 707          * net-config should update the default connected profile.
 708          */
 709         netconfig_update_default();
 710 }
 711
 712 void deregister_gdbus_signal(void)
 713 {
 714         GDBusConnection *connection = NULL;
 715         int signal;
 716         SuppSigArrayIndex sig;
 717         connection = netdbus_get_connection();
 718         if (!connection) {
 719                 ERR("Already de-registered. Nothing to be done");
 720                 return;
 721         }
 722
 723         for (signal = 0; signal < TOTAL_CONN_SIGNALS; signal++) {
 724                 if (conn_subscription_ids[signal]) {
 725                         g_dbus_connection_signal_unsubscribe(connection,
 726                                                 conn_subscription_ids[signal]);
 727                 }
 728         }
 729
 730         for (sig = SIG_INTERFACE_REMOVED; sig < SIG_MAX; sig++) {
 731                 if (supp_subscription_ids[sig]) {
 732                         g_dbus_connection_signal_unsubscribe(connection,
 733                                                 supp_subscription_ids[sig]);
 734                 }
 735         }
 736
 737         g_dbus_connection_signal_unsubscribe(connection,
 738                         dumpservice_subscription_id);
 739 }