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 <stdlib.h>
  22 #include <string.h>
  23 #include <vconf.h>
  24 #include <vconf-keys.h>
  25 #include <sys/wait.h>
  26
  27 #include "log.h"
  28 #include "util.h"
  29 #include "netdbus.h"
  30 #include "neterror.h"
  31 #include "wifi-wps.h"
  32 #include "wifi-bssid-scan.h"
  33 #include "wifi-agent.h"
  34 #include "wifi-power.h"
  35 #include "wifi-state.h"
  36 #include "netsupplicant.h"
  37 #include "network-state.h"
  38 #include "cellular-state.h"
  39 #include "signal-handler.h"
  40 #include "wifi-background-scan.h"
  41 #include "wifi-tdls.h"
  42 #include "ip-conflict-detect.h"
  43 #include "wifi-key-encryption.h"
  44 #if defined TIZEN_DEBUG_ENABLE
  45 #include "network-dump.h"
  46 #define NETWORK_LOG_DUMP_SCRIPT  "/opt/var/lib/net-config/network_log_dump.sh"
  47 #define MAX_SIZE_ERROR_BUFFER 256
  48 #endif
  49
  50 #define DBUS_SERVICE_DBUS                       "org.freedesktop.DBus"
  51 #define DBUS_INTERFACE_DBUS                     "org.freedesktop.DBus"
  52 #define SIGNAL_INTERFACE_REMOVED                "InterfaceRemoved"
  53 #define SIGNAL_SCAN_DONE                        "ScanDone"
  54 #define SIGNAL_BSS_ADDED                        "BSSAdded"
  55 #define SIGNAL_PROPERTIES_CHANGED               "PropertiesChanged"
  56 #define SIGNAL_PROPERTIES_DRIVER_HANGED         "DriverHanged"
  57 #define SIGNAL_PROPERTIES_SESSION_OVERLAPPED    "SessionOverlapped"
  58 #define SIGNAL_TDLS_CONNECTED                           "TDLSConnected"
  59 #define SIGNAL_TDLS_DISCONNECTED                        "TDLSDisconnected"
  60 #define SIGNAL_TDLS_PEER_FOUND                          "TDLSPeerFound"
  61
  62 #define SIGNAL_WPS_CONNECTED                            "WPSConnected"
  63 #define SIGNAL_WPS_EVENT                                        "Event"
  64 #define SIGNAL_WPS_CREDENTIALS                          "Credentials"
  65
  66 #define CONNMAN_SIGNAL_SERVICES_CHANGED         "ServicesChanged"
  67 #define CONNMAN_SIGNAL_PROPERTY_CHANGED         "PropertyChanged"
  68 #define CONNMAN_SIGNAL_NAME_CHANGED             "NameOwnerChanged"
  69
  70 #define MAX_SIG_LEN 64
  71 #define TOTAL_CONN_SIGNALS 5
  72 #define MAX_SOCKET_OPEN_RETRY 5
  73
  74 typedef enum {
  75         SIG_INTERFACE_REMOVED = 0,
  76         SIG_PROPERTIES_CHANGED,
  77         SIG_BSS_ADDED,
  78         SIG_SCAN_DONE,
  79         SIG_DRIVER_HANGED,
  80         SIG_SESSION_OVERLAPPED,
  81         SIG_TDLS_CONNECTED,
  82         SIG_TDLS_DISCONNECTED,
  83         SIG_TDLS_PEER_FOUND,
  84         SIG_MAX
  85 } SuppSigArrayIndex;
  86
  87 static int conn_subscription_ids[TOTAL_CONN_SIGNALS] = {0};
  88 static const char supplicant_signals[SIG_MAX][MAX_SIG_LEN] = {
  89                 SIGNAL_INTERFACE_REMOVED,
  90                 SIGNAL_PROPERTIES_CHANGED,
  91                 SIGNAL_BSS_ADDED,
  92                 SIGNAL_SCAN_DONE,
  93                 SIGNAL_PROPERTIES_DRIVER_HANGED,
  94                 SIGNAL_PROPERTIES_SESSION_OVERLAPPED,
  95                 SIGNAL_TDLS_CONNECTED,
  96                 SIGNAL_TDLS_DISCONNECTED,
  97                 SIGNAL_TDLS_PEER_FOUND,
  98 };
  99
 100 static int supp_subscription_ids[SIG_MAX] = {0};
 101 #if defined TIZEN_DEBUG_ENABLE
 102 static int dumpservice_subscription_id = 0;
 103 #endif
 104
 105 typedef void (*supplicant_signal_cb)(GDBusConnection *conn,
 106                 const gchar *name, const gchar *path, const gchar *interface,
 107                 const gchar *sig, GVariant *param, gpointer user_data);
 108 typedef void (*connman_signal_cb)(GDBusConnection *conn,
 109                 const gchar *name, const gchar *path, const gchar *interface,
 110                 const gchar *sig, GVariant *param, gpointer user_data);
 111
 112 static void __netconfig_extract_ipv4_signal_data(GVariant *dictionary,
 113                 const gchar *profile)
 114 {
 115         gchar *key = NULL;
 116         const gchar *value = NULL;
 117         GVariant *var = NULL;
 118         GVariantIter iter;
 119         GVariantBuilder *builder;
 120         GVariant *params;
 121
 122         g_variant_iter_init(&iter, dictionary);
 123         while (g_variant_iter_loop(&iter, "{sv}", &key, &var)) {
 124                 if (g_strcmp0(key, "Address") == 0)  {
 125                         g_variant_get(var, "&s", &value);
 126                         char *old_ip = vconf_get_str(VCONFKEY_NETWORK_IP);
 127
 128                         DBG("Old IPv4.Address [%s] Received new IPv4.Address [%s]", old_ip,
 129                                                   value);
 130                         if (g_strcmp0(old_ip, value) != 0) {
 131                                 builder = g_variant_builder_new(G_VARIANT_TYPE("a{sv}"));
 132
 133                                 if (value != NULL) {
 134                                         vconf_set_str(VCONFKEY_NETWORK_IP, value);
 135                                         g_variant_builder_add(builder, "{sv}", "IPv4Address",
 136                                                                   g_variant_new_string(value));
 137                                 } else if (old_ip != NULL && strlen(old_ip) > 0) {
 138                                         vconf_set_str(VCONFKEY_NETWORK_IP, "");
 139                                         g_variant_builder_add(builder, "{sv}", "IPv4Address",
 140                                                                   g_variant_new_string(""));
 141                                 }
 142
 143                                 params = g_variant_new("(@a{sv})",
 144                                                                            g_variant_builder_end(builder));
 145
 146                                 netconfig_dbus_emit_signal(NULL, NETCONFIG_NETWORK_PATH,
 147                                                    NETCONFIG_NETWORK_INTERFACE, "NetworkConfigChanged",
 148                                                    params);
 149                         }
 150                         free(old_ip);
 151                 }
 152         }
 153 }
 154
 155 static void __netconfig_extract_ipv6_signal_data(GVariant *dictionary,
 156                                                                                                  const gchar *profile)
 157 {
 158         gchar *key = NULL;
 159         const gchar *value = NULL;
 160         GVariant *var = NULL;
 161         GVariantIter iter;
 162         GVariantBuilder *builder;
 163         GVariant *params;
 164
 165         g_variant_iter_init(&iter, dictionary);
 166         while (g_variant_iter_loop(&iter, "{sv}", &key, &var)) {
 167                 if (g_strcmp0(key, "Address") == 0)  {
 168                         g_variant_get(var, "&s", &value);
 169                         char *old_ip6 = vconf_get_str(VCONFKEY_NETWORK_IP6);
 170
 171                         DBG("Old IPv6.Address [%s] Received new IPv6.Address [%s]", old_ip6,
 172                                                         value);
 173                         if (g_strcmp0(old_ip6, value) != 0) {
 174                                 builder = g_variant_builder_new(G_VARIANT_TYPE("a{sv}"));
 175
 176                                 if (value != NULL) {
 177                                         vconf_set_str(VCONFKEY_NETWORK_IP6, value);
 178                                         g_variant_builder_add(builder, "{sv}", "IPv6Address",
 179                                                                   g_variant_new_string(value));
 180                                 } else if (old_ip6 != NULL && strlen(old_ip6) > 0) {
 181                                         vconf_set_str(VCONFKEY_NETWORK_IP6, "");
 182                                         g_variant_builder_add(builder, "{sv}", "IPv6Address",
 183                                                                   g_variant_new_string(""));
 184                                 }
 185
 186                                 params = g_variant_new("(@a{sv})",
 187                                                                            g_variant_builder_end(builder));
 188
 189                                 netconfig_dbus_emit_signal(NULL, NETCONFIG_NETWORK_PATH,
 190                                                    NETCONFIG_NETWORK_INTERFACE, "NetworkConfigChanged",
 191                                                    params);
 192                         }
 193                         free(old_ip6);
 194                 }
 195         }
 196 }
 197
 198 #if defined TIZEN_DEBUG_ENABLE
 199 static int __netconfig_handle_execute_file(const char *file_path,
 200                 char *const args[], char *const envs[])
 201 {
 202         pid_t pid = 0;
 203         int status = 0;
 204         int rv = 0;
 205         errno = 0;
 206         register unsigned int index = 0;
 207         char error_buf[MAX_SIZE_ERROR_BUFFER] = {0, };
 208
 209         while (args[index] != NULL) {
 210                 DBG("%s", args[index]);
 211                 index++;
 212         }
 213
 214         if (!(pid = fork())) {
 215                 DBG("pid(%d), ppid (%d)", getpid(), getppid());
 216                 DBG("Inside child, exec (%s) command", file_path);
 217
 218                 errno = 0;
 219                 if (execve(file_path, args, envs) == -1) {
 220                         strerror_r(errno, error_buf, MAX_SIZE_ERROR_BUFFER);
 221                         DBG("Fail to execute command (%s)", error_buf);
 222                         exit(1);
 223                 }
 224         } else if (pid > 0) {
 225                 if (waitpid(pid, &status, 0) == -1)
 226                         DBG("wait pid (%u) status (%d)", pid, status);
 227
 228                 if (WIFEXITED(status)) {
 229                         rv = WEXITSTATUS(status);
 230                         DBG("exited, status=%d", rv);
 231                 } else if (WIFSIGNALED(status)) {
 232                         DBG("killed by signal %d", WTERMSIG(status));
 233                 } else if (WIFSTOPPED(status)) {
 234                         DBG("stopped by signal %d", WSTOPSIG(status));
 235                 } else if (WIFCONTINUED(status)) {
 236                         DBG("continued");
 237                 }
 238
 239                 return rv;
 240         }
 241
 242         strerror_r(errno, error_buf, MAX_SIZE_ERROR_BUFFER);
 243         DBG("failed to fork(%s)", error_buf);
 244         return -EIO;
 245 }
 246
 247 static int _start_dump()
 248 {
 249         int rv = 0;
 250         gchar *path = NETWORK_LOG_DUMP_SCRIPT;
 251         char *const args[] = { NETWORK_LOG_DUMP_SCRIPT, NULL };
 252         char *const envs[] = { NULL };
 253
 254         rv = __netconfig_handle_execute_file(path, args, envs);
 255         if (rv < 0) {
 256                 ERR("Fail to execute network log dump shell");
 257                 return -EIO;
 258         }
 259         return 0;
 260 }
 261 #endif
 262
 263 static void _technology_signal_cb(GDBusConnection *conn,
 264                 const gchar *name, const gchar *path, const gchar *interface,
 265                 const gchar *sig, GVariant *param, gpointer user_data)
 266 {
 267         gchar *key = NULL;
 268         gboolean value = FALSE;
 269         GVariant *var = NULL;
 270
 271         if (param == NULL)
 272                 return;
 273
 274         if (g_str_has_prefix(path, CONNMAN_WIFI_TECHNOLOGY_PREFIX) == TRUE) {
 275                 g_variant_get(param, "(sv)", &key, &var);
 276                 if (g_strcmp0(key, "Powered") == 0) {
 277                         /* Power state */
 278                         value = g_variant_get_boolean(var);
 279                         if (value == TRUE)
 280                                 wifi_state_update_power_state(TRUE);
 281                         else
 282                                 wifi_state_update_power_state(FALSE);
 283                 } else if (g_strcmp0(key, "Connected") == 0) {
 284                         /* Connection state */
 285                         value = g_variant_get_boolean(var);
 286                         if (value == TRUE)
 287                                 wifi_state_set_tech_state(NETCONFIG_WIFI_TECH_CONNECTED);
 288                         else
 289                                 wifi_state_set_tech_state(NETCONFIG_WIFI_TECH_POWERED);
 290                 } else if (g_strcmp0(key, "Tethering") == 0) {
 291                         /* Tethering state */
 292                         wifi_state_set_tech_state(NETCONFIG_WIFI_TECH_TETHERED);
 293                 }
 294                 if (key)
 295                         g_free(key);
 296                 if (var)
 297                         g_variant_unref(var);
 298         }
 299 }
 300
 301 static void _service_signal_cb(GDBusConnection *conn,
 302                 const gchar *name, const gchar *path,
 303                 const gchar *interface, const gchar *sig,
 304                 GVariant *param, gpointer user_data)
 305 {
 306         gchar *sigvalue = NULL;
 307         gchar *property;
 308         GVariant *variant = NULL, *var;
 309         GVariantIter *iter;
 310         const gchar *value = NULL;
 311         struct sock_data *sd = NULL;
 312         int idx = 0;
 313
 314         if (path == NULL || param == NULL)
 315                 goto done;
 316
 317         g_variant_get(param, "(sv)", &sigvalue, &variant);
 318         if (sigvalue == NULL)
 319                 goto done;
 320
 321         if (g_strcmp0(sig, CONNMAN_SIGNAL_PROPERTY_CHANGED) != 0)
 322                 goto done;
 323
 324         if (g_strcmp0(sigvalue, "State") == 0) {
 325                 g_variant_get(variant, "s", &property);
 326
 327                 DBG("[%s] %s", property, path);
 328                 if (netconfig_is_wifi_profile(path) || netconfig_is_ethernet_profile(path)) {
 329                         if (g_strcmp0(property, "ready") == 0) {
 330                                 for (idx = 0; idx < MAX_SOCKET_OPEN_RETRY; idx++) {
 331                                         sd = start_ip_conflict_mon();
 332                                         if (sd != NULL)
 333                                                 break;
 334                                 }
 335                         } else if (g_strcmp0(property, "online") == 0) {
 336                                 // do nothing
 337                         } else {
 338                                 stop_ip_conflict_mon();
 339                         }
 340                 }
 341
 342                 if (netconfig_is_wifi_profile(path) == TRUE) {
 343                         int wifi_state = 0;
 344
 345                         netconfig_vconf_get_int(VCONFKEY_WIFI_STATE, &wifi_state);
 346                         if (wifi_state == VCONFKEY_WIFI_OFF) {
 347                                 g_free(property);
 348                                 goto done;
 349                         }
 350
 351                         if (g_strcmp0(property, "ready") == 0 || g_strcmp0(property, "online") == 0) {
 352                                 if (wifi_state >= VCONFKEY_WIFI_CONNECTED) {
 353                                         g_free(property);
 354                                         goto done;
 355                                 }
 356
 357                                 netconfig_update_default_profile(path);
 358
 359                                 wifi_state_set_service_state(NETCONFIG_WIFI_CONNECTED);
 360
 361                         } else if (g_strcmp0(property, "failure") == 0 || g_strcmp0(property, "disconnect") == 0 || g_strcmp0(property, "idle") == 0) {
 362                                 if (netconfig_get_default_profile() == NULL ||
 363                                                 netconfig_is_wifi_profile(netconfig_get_default_profile())
 364                                                 != TRUE) {
 365                                         if (g_strcmp0(property, "failure") == 0)
 366                                                 wifi_state_set_service_state(NETCONFIG_WIFI_FAILURE);
 367                                         else
 368                                                 wifi_state_set_service_state(NETCONFIG_WIFI_IDLE);
 369                                         g_free(property);
 370                                         goto done;
 371                                 }
 372
 373                                 if (g_strcmp0(path, netconfig_get_default_profile()) != 0) {
 374                                         g_free(property);
 375                                         goto done;
 376                                 }
 377
 378                                 netconfig_update_default_profile(NULL);
 379
 380                                 if (g_strcmp0(property, "failure") == 0)
 381                                         wifi_state_set_service_state(NETCONFIG_WIFI_FAILURE);
 382                                 else
 383                                         wifi_state_set_service_state(NETCONFIG_WIFI_IDLE);
 384
 385                         } else if (g_strcmp0(property, "association") == 0 || g_strcmp0(property, "configuration") == 0) {
 386                                 if (netconfig_get_default_profile() == NULL ||
 387                                                 netconfig_is_wifi_profile(netconfig_get_default_profile()) != TRUE) {
 388                                         if (g_strcmp0(property, "association") == 0)
 389                                                 wifi_state_set_service_state(NETCONFIG_WIFI_ASSOCIATION);
 390                                         else
 391                                                 wifi_state_set_service_state(NETCONFIG_WIFI_CONFIGURATION);
 392                                         g_free(property);
 393                                         goto done;
 394                                 }
 395
 396                                 if (g_strcmp0(path, netconfig_get_default_profile()) != 0) {
 397                                         g_free(property);
 398                                         goto done;
 399                                 }
 400
 401                                 netconfig_update_default_profile(NULL);
 402
 403                                 if (g_strcmp0(property, "association") == 0)
 404                                         wifi_state_set_service_state(NETCONFIG_WIFI_ASSOCIATION);
 405                                 else
 406                                         wifi_state_set_service_state(NETCONFIG_WIFI_CONFIGURATION);
 407
 408                         }
 409                 } else {
 410                         if (g_strcmp0(property, "ready") == 0 || g_strcmp0(property, "online") == 0) {
 411                                 if (netconfig_get_default_profile() == NULL) {
 412                                         if (!netconfig_is_cellular_profile(path))
 413                                                 netconfig_update_default_profile(path);
 414                                         else {
 415                                                 if (netconfig_is_cellular_internet_profile(path))
 416                                                         netconfig_update_default_profile(path);
 417                                         }
 418                                 }
 419
 420                                 if (netconfig_is_cellular_profile(path) && netconfig_is_cellular_internet_profile(path))
 421                                         cellular_state_set_service_state(NETCONFIG_CELLULAR_ONLINE);
 422
 423                         } else if (g_strcmp0(property, "failure") == 0 || g_strcmp0(property, "disconnect") == 0 || g_strcmp0(property, "idle") == 0) {
 424                                 if (netconfig_get_default_profile() == NULL) {
 425                                         g_free(property);
 426                                         goto done;
 427                                 }
 428
 429                                 if (netconfig_is_cellular_profile(path) && netconfig_is_cellular_internet_profile(path))
 430                                         cellular_state_set_service_state(NETCONFIG_CELLULAR_IDLE);
 431
 432                                 if (g_strcmp0(path, netconfig_get_default_profile()) != 0) {
 433                                         g_free(property);
 434                                         goto done;
 435                                 }
 436
 437                                 netconfig_update_default_profile(NULL);
 438                         } else if (g_strcmp0(property, "association") == 0 || g_strcmp0(property, "configuration") == 0) {
 439                                 if (netconfig_get_default_profile() == NULL) {
 440                                         g_free(property);
 441                                         goto done;
 442                                 }
 443
 444                                 if (netconfig_is_cellular_profile(path) && netconfig_is_cellular_internet_profile(path))
 445                                         cellular_state_set_service_state(NETCONFIG_CELLULAR_CONNECTING);
 446
 447                                 if (g_strcmp0(path, netconfig_get_default_profile()) != 0) {
 448                                         g_free(property);
 449                                         goto done;
 450                                 }
 451
 452                                 netconfig_update_default_profile(NULL);
 453                         }
 454                 }
 455                 g_free(property);
 456         } else if (g_strcmp0(sigvalue, "Proxy") == 0) {
 457                 if (netconfig_is_wifi_profile(path) != TRUE || g_strcmp0(path, netconfig_get_default_profile()) != 0)
 458                         goto done;
 459
 460                 if (!g_variant_type_equal(variant, G_VARIANT_TYPE_ARRAY))
 461                         goto done;
 462
 463                 g_variant_get(variant, "a{sv}", &iter);
 464                 while (g_variant_iter_loop(iter, "{sv}", &property, &var)) {
 465                         GVariantBuilder *builder;
 466                         GVariant *sig_params;
 467                         if (g_strcmp0(property, "Servers") == 0) {
 468                                 GVariantIter *iter_sub = NULL;
 469
 470                                 builder = g_variant_builder_new(G_VARIANT_TYPE("a{sv}"));
 471
 472                                 g_variant_get(var, "as", &iter_sub);
 473                                 g_variant_iter_loop(iter_sub, "s", &value);
 474                                 g_variant_iter_free(iter_sub);
 475
 476                                 DBG("Proxy - [%s]", value);
 477                                 vconf_set_str(VCONFKEY_NETWORK_PROXY, value);
 478
 479                                 g_variant_builder_add(builder, "{sv}", "ProxyAddress",
 480                                                                 g_variant_new_string(value));
 481
 482                                 sig_params = g_variant_new("(@a{sv})",
 483                                                                 g_variant_builder_end(builder));
 484
 485                                 netconfig_dbus_emit_signal(NULL, NETCONFIG_NETWORK_PATH,
 486                                                    NETCONFIG_NETWORK_INTERFACE, "NetworkConfigChanged",
 487                                                    sig_params);
 488
 489                                 g_free(property);
 490                                 g_variant_unref(var);
 491                                 break;
 492                         } else if (g_strcmp0(property, "Method") == 0) {
 493                                 value = g_variant_get_string(var, NULL);
 494                                 DBG("Method - [%s]", value);
 495
 496                                 if (g_strcmp0(value, "direct") == 0) {
 497                                         builder = g_variant_builder_new(G_VARIANT_TYPE("a{sv}"));
 498
 499                                         vconf_set_str(VCONFKEY_NETWORK_PROXY, "");
 500                                         g_variant_builder_add(builder, "{sv}", "ProxyAddress",
 501                                                                 g_variant_new_string(""));
 502
 503                                         sig_params = g_variant_new("(@a{sv})",
 504                                                                 g_variant_builder_end(builder));
 505
 506                                         netconfig_dbus_emit_signal(NULL, NETCONFIG_NETWORK_PATH,
 507                                                            NETCONFIG_NETWORK_INTERFACE,
 508                                                            "NetworkConfigChanged", sig_params);
 509                                 }
 510
 511                                 g_free(property);
 512                                 g_variant_unref(var);
 513                                 break;
 514                         }
 515                 }
 516
 517                 g_variant_iter_free(iter);
 518         } else if (g_strcmp0(sigvalue, "IPv4") == 0) {
 519                 __netconfig_extract_ipv4_signal_data(variant, path);
 520         } else if (g_strcmp0(sigvalue, "IPv6") == 0) {
 521                 __netconfig_extract_ipv6_signal_data(variant, path);
 522         } else if (g_strcmp0(sigvalue, "Error") == 0) {
 523                 g_variant_get(variant, "s", &property);
 524                 INFO("[%s] Property : %s", sigvalue, property);
 525 #if defined TIZEN_DEBUG_ENABLE
 526                 if (g_strcmp0(property, "dhcp-failed") == 0
 527                         || g_strcmp0(property, "connect-failed") == 0
 528                         || g_strcmp0(property, "login-failed") == 0
 529                         || g_strcmp0(property, "auth-failed") == 0
 530                         || g_strcmp0(property, "invalid-key") == 0) {
 531
 532                         INFO("start dump");
 533                         _start_dump();
 534                 }
 535 #endif
 536                 g_free(property);
 537         }
 538 done:
 539         if (sigvalue)
 540                 g_free(sigvalue);
 541
 542         if (variant)
 543                 g_variant_unref(variant);
 544
 545         return;
 546 }
 547
 548 static void _dbus_name_changed_cb(GDBusConnection *conn,
 549                 const gchar *Name, const gchar *path, const gchar *interface,
 550                 const gchar *sig, GVariant *param, gpointer user_data)
 551 {
 552         gchar *name = NULL;
 553         gchar *old = NULL;
 554         gchar *new = NULL;
 555
 556         if (param == NULL)
 557                 return;
 558
 559         g_variant_get(param, "(sss)", &name, &old, &new);
 560
 561         if (g_strcmp0(name, CONNMAN_SERVICE) == 0 && *new == '\0') {
 562                 DBG("ConnMan destroyed: name %s, old %s, new %s", name, old, new);
 563
 564                 connman_register_agent();
 565         }
 566         if (name)
 567                 g_free(name);
 568         if (old)
 569                 g_free(old);
 570         if (new)
 571                 g_free(new);
 572
 573         return;
 574 }
 575
 576 static void _services_changed_cb(GDBusConnection *conn, const gchar *name,
 577                 const gchar *path, const gchar *interface, const gchar *sig,
 578                 GVariant *param, gpointer user_data)
 579 {
 580         gchar *property, *value;
 581         gchar *service_path;
 582         GVariant *variant = NULL;
 583         GVariantIter *added = NULL, *removed = NULL, *next = NULL;
 584
 585         if (path == NULL || param == NULL)
 586                 return;
 587
 588         if (g_strcmp0(sig, CONNMAN_SIGNAL_SERVICES_CHANGED) != 0)
 589                 return;
 590
 591         if (netconfig_get_default_profile() != NULL)
 592                 return;
 593
 594         g_variant_get(param, "(a(oa{sv})ao)", &added, &removed);
 595
 596         while (g_variant_iter_loop(added, "(oa{sv})", &service_path, &next)) {
 597                 gboolean is_wifi_prof, is_cell_prof, is_cell_internet_prof;
 598                 is_wifi_prof = netconfig_is_wifi_profile(service_path);
 599                 is_cell_prof = netconfig_is_cellular_profile(service_path);
 600                 is_cell_internet_prof = netconfig_is_cellular_internet_profile(
 601                                 service_path);
 602                 if (service_path != NULL) {
 603                         while (next && g_variant_iter_loop(next, "{sv}", &property,
 604                                                 &variant)) {
 605                                 if (g_strcmp0(property, "State") == 0) {
 606                                         g_variant_get(variant, "s", &value);
 607                                         DBG("Profile %s State %s", service_path,
 608                                                         value);
 609                                         if (g_strcmp0(value, "ready") != 0 &&
 610                                                         g_strcmp0(value,
 611                                                                 "online") != 0) {
 612                                                 g_free(property);
 613                                                 g_free(value);
 614                                                 g_variant_unref(variant);
 615                                                 break;
 616                                         }
 617
 618                                         if (!is_cell_prof)
 619                                                 netconfig_update_default_profile(
 620                                                                 service_path);
 621                                         else if (is_cell_internet_prof) {
 622                                                 netconfig_update_default_profile(
 623                                                                 service_path);
 624                                         }
 625                                         if (is_wifi_prof)
 626                                                 wifi_state_set_service_state(
 627                                                         NETCONFIG_WIFI_CONNECTED);
 628                                         else if (is_cell_prof &&
 629                                                         is_cell_internet_prof)
 630                                                 cellular_state_set_service_state(
 631                                                         NETCONFIG_CELLULAR_ONLINE);
 632                                         g_free(property);
 633                                         g_free(value);
 634                                         g_variant_unref(variant);
 635                                         break;
 636                                 }
 637                         }
 638                 }
 639         }
 640
 641         g_variant_iter_free(added);
 642
 643         if (next)
 644                 g_variant_iter_free(next);
 645
 646         if (removed)
 647                 g_variant_iter_free(removed);
 648
 649         return;
 650 }
 651
 652 static void _supplicant_interface_removed(GDBusConnection *conn,
 653                 const gchar *name, const gchar *path, const gchar *interface,
 654                 const gchar *sig, GVariant *param, gpointer user_data)
 655 {
 656         DBG("Interface removed handling!");
 657         if (netconfig_wifi_is_bssid_scan_started() == TRUE)
 658                 netconfig_wifi_bssid_signal_scanaborted();
 659
 660         return;
 661 }
 662
 663 static void _supplicant_properties_changed(GDBusConnection *conn,
 664                 const gchar *name, const gchar *path, const gchar *interface,
 665                 const gchar *sig, GVariant *param, gpointer user_data)
 666 {
 667         DBG("Properties changed handling!");
 668         gchar *key = NULL;
 669         const gchar *state = NULL;
 670         GVariantIter *iter = NULL;
 671         GVariant *variant = NULL;
 672         gboolean scanning = FALSE;
 673
 674         if (param == NULL)
 675                 return;
 676
 677         g_variant_get(param, "(a{sv})", &iter);
 678         while (g_variant_iter_loop(iter, "{sv}", &key, &variant)) {
 679                 if (g_strcmp0(key, "Scanning") == 0) {
 680                         scanning = g_variant_get_boolean(variant);
 681                         DBG("setting scanning %s", scanning ? "TRUE" : "FALSE");
 682                         if (scanning == TRUE)
 683                                 netconfig_wifi_set_scanning(TRUE);
 684                         else
 685                                 netconfig_wifi_set_scanning(FALSE);
 686
 687                         g_variant_unref(variant);
 688                         g_free(key);
 689                         variant = NULL;
 690                         key = NULL;
 691                         break;
 692                 } else if (g_strcmp0(key, "State") == 0) {
 693                         state = g_variant_get_string(variant, NULL);
 694                         if (state != NULL)
 695                                 ERR("Supplicant state : %s", state);
 696
 697                         g_variant_unref(variant);
 698                         g_free(key);
 699                         variant = NULL;
 700                         key = NULL;
 701                         break;
 702                 } else if (g_strcmp0(key, "DisconnectReason") == 0) {
 703                         int reason = g_variant_get_int32(variant);
 704                         ERR("Supplicant DisconnReason : %d", reason);
 705
 706                         g_variant_unref(variant);
 707                         g_free(key);
 708                         variant = NULL;
 709                         key = NULL;
 710                         break;
 711                 } else {
 712                         gchar *value;
 713                         value = g_variant_print(variant, TRUE);
 714                         DBG("Supplicant %s : %s", key, value);
 715
 716                         g_free(value);
 717                 }
 718         }
 719
 720         g_variant_iter_free(iter);
 721
 722         return;
 723 }
 724
 725 static void _supplicant_bss_added(GDBusConnection *conn,
 726                 const gchar *name, const gchar *path, const gchar *interface,
 727                 const gchar *sig, GVariant *param, gpointer user_data)
 728 {
 729         DBG("BSS added handling!");
 730         wifi_state_set_bss_found(TRUE);
 731
 732         return;
 733 }
 734
 735 static void _supplicant_scan_done(GDBusConnection *conn,
 736                 const gchar *name, const gchar *path, const gchar *interface,
 737                 const gchar *sig, GVariant *param, gpointer user_data)
 738 {
 739         DBG("Scan Done handling!");
 740         netconfig_wifi_set_scanning(FALSE);
 741
 742         if (netconfig_wifi_is_bssid_scan_started() == TRUE) {
 743                 netconfig_wifi_bssid_signal_scandone();
 744                 if (wifi_state_get_technology_state() < NETCONFIG_WIFI_TECH_POWERED)
 745                         return;
 746         }
 747
 748         if (netconfig_wifi_get_bgscan_state() == TRUE) {
 749                 if (wifi_state_get_technology_state() >=
 750                                 NETCONFIG_WIFI_TECH_POWERED)
 751                         netconfig_wifi_bgscan_start(FALSE);
 752
 753                 wifi_start_timer_network_notification();
 754         }
 755
 756         return;
 757 }
 758
 759 static void _supplicant_driver_hanged(GDBusConnection *conn,
 760                 const gchar *name, const gchar *path, const gchar *interface,
 761                 const gchar *sig, GVariant *param, gpointer user_data)
 762 {
 763         DBG("Driver Hanged handling!");
 764         ERR("Critical. Wi-Fi firmware crashed");
 765
 766 #if !defined TIZEN_WEARABLE
 767         netconfig_send_message_to_net_popup("Wi-Fi Error",
 768                 "Wi-Fi Driver Hanged. Please get log dump and report", "popup", NULL);
 769 #endif
 770         wifi_power_recover_firmware();
 771
 772         return;
 773
 774 }
 775
 776 static void _supplicant_session_overlapped(GDBusConnection *conn,
 777                 const gchar *name, const gchar *path, const gchar *interface,
 778                 const gchar *sig, GVariant *param, gpointer user_data)
 779 {
 780         DBG("Driver session overlapped handling!");
 781         ERR("WPS PBC SESSION OVERLAPPED");
 782 #if defined TIZEN_WEARABLE
 783         return;
 784 #else
 785         netconfig_send_message_to_net_popup("WPS Error",
 786                                         "wps session overlapped", "popup", NULL);
 787 #endif
 788 }
 789
 790 #if defined TIZEN_DEBUG_ENABLE
 791 static void __netconfig_dumpservice_handler(GDBusConnection *conn,
 792                 const gchar *name, const gchar *path, const gchar *interface,
 793                 const gchar *sig, GVariant *param, gpointer user_data)
 794 {
 795         int mode;
 796         gchar *signal_path = NULL;
 797
 798         if (param == NULL)
 799                 return;
 800
 801         g_variant_get(param, "(is)", &mode, &signal_path);
 802         DBG("Path: %s and mode: %d", signal_path, mode);
 803
 804         netconfig_dump_log(signal_path);
 805         if (signal_path)
 806                 g_free(signal_path);
 807
 808         return;
 809 }
 810 #endif
 811
 812 static void _supplicant_tdls_connected(GDBusConnection *conn,
 813                 const gchar *name, const gchar *path, const gchar *interface,
 814                 const gchar *sig, GVariant *param, gpointer user_data)
 815 {
 816         DBG("Received TDLS Connected Signal");
 817         netconfig_wifi_tdls_connected_event(param);
 818
 819         return;
 820 }
 821
 822 static void _supplicant_tdls_disconnected(GDBusConnection *conn,
 823                 const gchar *name, const gchar *path, const gchar *interface,
 824                 const gchar *sig, GVariant *param, gpointer user_data)
 825 {
 826         DBG("Received TDLS Disconnected Signal");
 827         netconfig_wifi_tdls_disconnected_event(param);
 828
 829         return;
 830 }
 831
 832 static void _supplicant_tdls_peer_found(GDBusConnection *conn,
 833                 const gchar *name, const gchar *path, const gchar *interface,
 834                 const gchar *sig, GVariant *param, gpointer user_data)
 835 {
 836         DBG("Received TDLS Peer Found Signal");
 837         netconfig_wifi_tdls_peer_found_event(param);
 838         return;
 839 }
 840
 841 static void _supplicant_wifi_wps_connected(GVariant *param)
 842 {
 843         gchar *key;
 844         char ssid[32] = {0, };
 845         gchar *name;
 846         GVariantIter *iter;
 847         GVariant *variant;
 848         int config_error = 0;
 849         int error_indication = 0;
 850         gsize ssid_len = 0;
 851
 852         if (param == NULL) {
 853                 ERR("Param is NULL");
 854                 return;
 855         }
 856
 857         g_variant_get(param, "(sa{sv})", &name, &iter);
 858         INFO("wps Result: %s", name);
 859         while (g_variant_iter_loop(iter, "{sv}", &key, &variant)) {
 860                 INFO("wps Key is %s", key);
 861                 if (g_strcmp0(key, "SSID") == 0) {
 862                         const char *t_key = NULL;
 863                         t_key = g_variant_get_fixed_array(variant, &ssid_len, sizeof(guchar));
 864                         INFO("wps ssid_len is %d ", ssid_len);
 865                         if (t_key == NULL) {
 866                                 g_free(key);
 867                                 g_variant_unref(variant);
 868                                 ERR("WPS PBC Connection Failed");
 869                                 goto error;
 870                         }
 871                         if (ssid_len > 0 && ssid_len <= 32) {
 872                                 memcpy(ssid, t_key, ssid_len);
 873                         } else {
 874                                 memset(ssid, 0, sizeof(ssid));
 875                                 ssid_len = 0;
 876                         }
 877                         INFO("WPS PBC Connection completed with AP %s", ssid);
 878                         netconfig_wifi_notify_wps_completed(ssid, ssid_len);
 879                 }
 880         }
 881
 882         g_variant_iter_free(iter);
 883         g_free(name);
 884         return;
 885
 886 error:
 887         g_variant_iter_free(iter);
 888         g_free(name);
 889         error_indication = WPS_EI_OPERATION_FAILED;
 890         config_error = WPS_CFG_NO_ERROR;
 891         ERR("Error Occured! Notifying Fail Event");
 892         netconfig_wifi_notify_wps_fail_event(config_error, error_indication);
 893
 894 }
 895
 896 static void _supplicant_wifi_wps_event(GVariant *param)
 897 {
 898         gchar *key;
 899         gchar *name;
 900         GVariantIter *iter;
 901         GVariant *variant;
 902         gint32 config_error = 0;
 903         gint32 error_indication = 0;
 904
 905         if (param == NULL) {
 906                 ERR("Param is NULL");
 907                 return;
 908         }
 909
 910         g_variant_get(param, "(sa{sv})", &name, &iter);
 911         INFO("Event Result: %s", name);
 912         if (g_strcmp0(name, "fail") == 0) {
 913                 while (g_variant_iter_loop(iter, "{sv}", &key, &variant)) {
 914                         if (key == NULL)
 915                                 goto error;
 916                         INFO("Key is %s", key);
 917                         if (g_strcmp0(key, "config_error") == 0) {
 918                                 config_error = g_variant_get_int32(variant);
 919                                 ERR("Config Error %d", config_error);
 920                         } else if (g_strcmp0(key, "error_indication") == 0) {
 921                                 error_indication = g_variant_get_int32(variant);
 922                                 ERR("Error Indication %d", error_indication);
 923                         }
 924                 }
 925                 netconfig_wifi_notify_wps_fail_event(config_error, error_indication);
 926         }
 927
 928         g_variant_iter_free(iter);
 929         g_free(name);
 930         return;
 931
 932 error:
 933         g_variant_iter_free(iter);
 934         g_free(name);
 935         error_indication = WPS_EI_OPERATION_FAILED;
 936         config_error = WPS_CFG_NO_ERROR;
 937         ERR("Error Occured! Notifying Fail Event");
 938         netconfig_wifi_notify_wps_fail_event(config_error, error_indication);
 939 }
 940
 941 static void _find_service_and_set_passphrase(char *ssid, char *key)
 942 {
 943         GString *str;
 944         GVariant *reply = NULL;
 945         int i, j, ssid_len;
 946         char *service_path;
 947         char *dev_mac_addr;
 948         char ident[13];
 949         gchar *enc_passphrase;
 950
 951         ssid_len = strlen(ssid);
 952
 953         str = g_string_sized_new((ssid_len * 2) + 55);
 954         if (!str)
 955                 return;
 956
 957         dev_mac_addr = vconf_get_str(VCONFKEY_WIFI_BSSID_ADDRESS);
 958         if (!dev_mac_addr) {
 959                 ERR("Failed to get mac address from vconf key");
 960                 g_string_free(str, TRUE);
 961                 return;
 962         }
 963
 964         j = 0;
 965         for (i = 0; dev_mac_addr[i]; i++) {
 966                 if (dev_mac_addr[i] != ':')
 967                         ident[j++] = dev_mac_addr[i];
 968         }
 969         ident[j] = '\0';
 970
 971         g_string_append_printf(str, "%s%s_", CONNMAN_WIFI_SERVICE_PROFILE_PREFIX,
 972                                                    ident);
 973         free(dev_mac_addr);
 974
 975         for (i = 0; i < ssid_len; i++) {
 976                 if (ssid[i] != '"')
 977                         g_string_append_printf(str, "%02x", ssid[i]);
 978         }
 979
 980         g_string_append_printf(str, "_managed_psk");
 981
 982         service_path = g_string_free(str, FALSE);
 983
 984         enc_passphrase = _netconfig_encrypt_passphrase(key);
 985         if (!enc_passphrase) {
 986                 ERR("Failed to encrypt passphrase");
 987                 g_free(service_path);
 988                 return;
 989         }
 990
 991         INFO("wps service_path %s Passphrase %s", service_path, enc_passphrase);
 992
 993         reply = netconfig_invoke_dbus_method(CONNMAN_SERVICE, service_path,
 994                                          CONNMAN_SERVICE_INTERFACE, "SetProperty",
 995                                          g_variant_new("(sv)", "Passphrase",
 996                                                                    g_variant_new_string(enc_passphrase)));
 997         if (reply != NULL)
 998                 g_variant_unref(reply);
 999         else
1000                 ERR("Failed to set passphrase");
1001
1002         g_free(service_path);
1003
1004         return;
1005 }
1006
1007 static void _supplicant_wifi_wps_credentials(GVariant *param)
1008 {
1009         gchar *key;
1010         char ssid[32] = {0, };
1011         char wps_key[100] = {0, };
1012         GVariantIter *iter;
1013         GVariant *variant;
1014         int config_error = 0;
1015         int error_indication = 0;
1016         gsize ssid_len = 0;
1017         char *key_mgmt = NULL;
1018
1019         if (param == NULL) {
1020                 ERR("Param is NULL");
1021                 return;
1022         }
1023
1024         g_variant_get(param, "(a{sv})", &iter);
1025         while (g_variant_iter_loop(iter, "{sv}", &key, &variant)) {
1026                 if (key == NULL)
1027                         goto error;
1028                 INFO("wps Key is %s", key);
1029                 if (g_strcmp0(key, "Key") == 0) {
1030                         gsize key_len = 0;
1031                         const char *t_key = NULL;
1032                         key_len = g_variant_get_size(variant);
1033
1034                         INFO("wps password len %d ", key_len);
1035                         if (key_len > 0) {
1036                                 t_key = g_variant_get_fixed_array(variant, &key_len,
1037                                                   sizeof(guchar));
1038                                 if (!t_key) {
1039                                         g_free(key);
1040                                         g_variant_unref(variant);
1041                                         goto error;
1042                                 }
1043                                 strncpy(wps_key, t_key, key_len);
1044                                 wps_key[key_len] = '\0';
1045                                 INFO("WPS Key in process credentials %s", wps_key);
1046                         } else
1047                                 SLOGI("WPS AP Security ->Open");
1048                 } else if (g_strcmp0(key, "SSID") == 0) {
1049                         const char *t_key = NULL;
1050                         t_key = g_variant_get_fixed_array(variant, &ssid_len,
1051                                                   sizeof(guchar));
1052                         INFO("wps ssid_len is %d ", ssid_len);
1053                         if (!t_key) {
1054                                 g_free(key);
1055                                 g_variant_unref(variant);
1056                                 goto error;
1057                         }
1058                         if (ssid_len > 0 && ssid_len <= 32) {
1059                                 memcpy(ssid, t_key, ssid_len);
1060                         } else {
1061                                 memset(ssid, 0, sizeof(ssid));
1062                                 ssid_len = 0;
1063                         }
1064                         INFO("SSID in process credentials %s", ssid);
1065                 } else if (g_strcmp0(key, "AuthType") == 0) {
1066                         gchar *auth_type;
1067                         GVariantIter *var_iter;
1068                         g_variant_get(variant, "as", &var_iter);
1069                         while (g_variant_iter_loop(var_iter, "s", &auth_type)) {
1070                                 INFO("wps auth_type %s", auth_type);
1071                                 if (g_strcmp0(auth_type, "wpa-psk") == 0 ||
1072                                         g_strcmp0(auth_type, "wpa2-psk") == 0)
1073                                         key_mgmt = "psk";
1074                                 else if (g_strcmp0(auth_type, "open") == 0)
1075                                         key_mgmt = "none";
1076                         }
1077                         g_variant_iter_free(var_iter);
1078                 } else if (g_strcmp0(key, "EncrType") == 0) {
1079                         gchar *encr_type;
1080                         GVariantIter *var_iter;
1081                         g_variant_get(variant, "as", &var_iter);
1082                         while (g_variant_iter_loop(var_iter, "s", &encr_type))
1083                                 INFO("wps encr_type %s", encr_type);
1084                         g_variant_iter_free(var_iter);
1085                 } else if (g_strcmp0(key, "BSSID") == 0) {
1086                         const guchar *bssid;
1087                         gsize bssid_len;
1088                         bssid = g_variant_get_fixed_array(variant, &bssid_len,
1089                                                                 sizeof(guchar));
1090                         if (bssid && bssid_len == 6)
1091                                 INFO("wps BSSID %2x:%2x:%2x:%2x:%2x:%2x", bssid[0], bssid[1],
1092                                          bssid[2], bssid[3], bssid[4], bssid[5]);
1093                 }
1094         }
1095
1096         g_variant_iter_free(iter);
1097
1098         if (g_strcmp0(key_mgmt, "psk") == 0)
1099                 _find_service_and_set_passphrase(ssid, wps_key);
1100
1101 #if 0
1102         /*
1103          * Notify WPS Credentials only when requested through WPS PBC
1104          * In case of WPS PIN connman will take care of notification
1105          */
1106         if (netconfig_get_wps_field() == TRUE)
1107 #endif
1108         netconfig_wifi_notify_wps_credentials(ssid, ssid_len, wps_key);
1109         return;
1110
1111 error:
1112         g_variant_iter_free(iter);
1113         error_indication = WPS_EI_OPERATION_FAILED;
1114         config_error = WPS_CFG_NO_ERROR;
1115         ERR("Error Occured! Notifying Fail Event");
1116         netconfig_wifi_notify_wps_fail_event(config_error, error_indication);
1117 }
1118
1119 static void __netconfig_wps_signal_filter_handler(GDBusConnection *conn,
1120                 const gchar *name, const gchar *path, const gchar *interface,
1121                 const gchar *sig, GVariant *param, gpointer user_data)
1122 {
1123         if (g_strcmp0(sig, SIGNAL_WPS_CREDENTIALS) == 0) {
1124                 INFO("Received wps CREDENTIALS Signal from Supplicant");
1125                 _supplicant_wifi_wps_credentials(param);
1126         } else if (g_strcmp0(sig, SIGNAL_WPS_EVENT) == 0) {
1127                 INFO("Received wps EVENT Signal from Supplicant");
1128                 _supplicant_wifi_wps_event(param);
1129         } else if (g_strcmp0(sig, SIGNAL_WPS_CONNECTED) == 0) {
1130                 INFO("Received WPSConnected Signal from Supplicant");
1131                 _supplicant_wifi_wps_connected(param);
1132         }
1133
1134         return;
1135 }
1136
1137 static supplicant_signal_cb supplicant_cbs[SIG_MAX] = {
1138                 _supplicant_interface_removed,
1139                 _supplicant_properties_changed,
1140                 _supplicant_bss_added,
1141                 _supplicant_scan_done,
1142                 _supplicant_driver_hanged,
1143                 _supplicant_session_overlapped,
1144                 _supplicant_tdls_connected,
1145                 _supplicant_tdls_disconnected,
1146                 _supplicant_tdls_peer_found
1147 };
1148
1149 void register_gdbus_signal(void)
1150 {
1151         GDBusConnection *connection = NULL;
1152         const char *interface = NULL;
1153         SuppSigArrayIndex sig;
1154         connection = netdbus_get_connection();
1155
1156         if (connection == NULL) {
1157                 ERR("Failed to get GDbus Connection");
1158                 return;
1159         }
1160
1161         /* listening to messages from all objects as no path is specified */
1162         /* see signals from the given interface */
1163         conn_subscription_ids[0] = g_dbus_connection_signal_subscribe(
1164                         connection,
1165                         CONNMAN_SERVICE,
1166                         CONNMAN_TECHNOLOGY_INTERFACE,
1167                         NULL,
1168                         NULL,
1169                         NULL,
1170                         G_DBUS_SIGNAL_FLAGS_NONE,
1171                         _technology_signal_cb,
1172                         NULL,
1173                         NULL);
1174
1175         conn_subscription_ids[1] = g_dbus_connection_signal_subscribe(
1176                         connection,
1177                         CONNMAN_SERVICE,
1178                         CONNMAN_SERVICE_INTERFACE,
1179                         CONNMAN_SIGNAL_PROPERTY_CHANGED,
1180                         NULL,
1181                         NULL,
1182                         G_DBUS_SIGNAL_FLAGS_NONE,
1183                         _service_signal_cb,
1184                         NULL,
1185                         NULL);
1186
1187         conn_subscription_ids[2] = g_dbus_connection_signal_subscribe(
1188                         connection,
1189                         DBUS_SERVICE_DBUS,
1190                         DBUS_INTERFACE_DBUS,
1191                         CONNMAN_SIGNAL_NAME_CHANGED,
1192                         NULL,
1193                         CONNMAN_SERVICE,
1194                         G_DBUS_SIGNAL_FLAGS_NONE,
1195                         _dbus_name_changed_cb,
1196                         NULL,
1197                         NULL);
1198
1199         conn_subscription_ids[3] = g_dbus_connection_signal_subscribe(
1200                         connection,
1201                         CONNMAN_SERVICE,
1202                         CONNMAN_MANAGER_INTERFACE,
1203                         CONNMAN_SIGNAL_SERVICES_CHANGED,
1204                         NULL,
1205                         NULL,
1206                         G_DBUS_SIGNAL_FLAGS_NONE,
1207                         _services_changed_cb,
1208                         NULL,
1209                         NULL);
1210
1211         INFO("Successfully register connman DBus signal filters");
1212
1213         conn_subscription_ids[4] = g_dbus_connection_signal_subscribe(
1214                         connection,
1215                         SUPPLICANT_SERVICE,
1216                         SUPPLICANT_INTERFACE ".Interface.WPS",
1217                         NULL,
1218                         NULL,
1219                         NULL,
1220                         G_DBUS_SIGNAL_FLAGS_NONE,
1221                         __netconfig_wps_signal_filter_handler,
1222                         NULL,
1223                         NULL);
1224
1225         INFO("Successfully register Supplicant WPS DBus signal filters");
1226
1227         for (sig = SIG_INTERFACE_REMOVED; sig < SIG_MAX; sig++) {
1228                 /*
1229                  * For SIG_INTERFACE_REMOVED INTERFACE_ADDED
1230                  */
1231                 interface = (sig == SIG_INTERFACE_REMOVED) ?
1232                                 SUPPLICANT_INTERFACE : SUPPLICANT_IFACE_INTERFACE;
1233
1234                 supp_subscription_ids[sig] = g_dbus_connection_signal_subscribe(
1235                                 connection,
1236                                 SUPPLICANT_SERVICE,
1237                                 interface,
1238                                 supplicant_signals[sig],
1239                                 NULL,
1240                                 NULL,
1241                                 G_DBUS_SIGNAL_FLAGS_NONE,
1242                                 supplicant_cbs[sig],
1243                                 NULL,
1244                                 NULL);
1245         }
1246
1247         INFO("Successfully register Supplicant DBus signal filters");
1248
1249 #if defined TIZEN_DEBUG_ENABLE
1250         dumpservice_subscription_id = g_dbus_connection_signal_subscribe(
1251                         connection,
1252                         NULL,
1253                         DUMP_SERVICE_INTERFACE,
1254                         DUMP_SIGNAL,
1255                         NULL,
1256                         NULL,
1257                         G_DBUS_SIGNAL_FLAGS_NONE,
1258                         __netconfig_dumpservice_handler,
1259                         NULL,
1260                         NULL);
1261
1262         INFO("Successfully registered Dumpservice DBus signal filter");
1263 #endif
1264
1265         /* In case ConnMan precedes this signal register,
1266          * net-config should update the default connected profile.
1267          */
1268         netconfig_update_default();
1269 }
1270
1271 void deregister_gdbus_signal(void)
1272 {
1273         GDBusConnection *connection = NULL;
1274         int signal;
1275         SuppSigArrayIndex sig;
1276         connection = netdbus_get_connection();
1277         if (!connection) {
1278                 ERR("Already de-registered. Nothing to be done");
1279                 return;
1280         }
1281
1282         for (signal = 0; signal < TOTAL_CONN_SIGNALS; signal++) {
1283                 if (conn_subscription_ids[signal]) {
1284                         g_dbus_connection_signal_unsubscribe(connection,
1285                                                 conn_subscription_ids[signal]);
1286                 }
1287         }
1288
1289         for (sig = SIG_INTERFACE_REMOVED; sig < SIG_MAX; sig++) {
1290                 if (supp_subscription_ids[sig]) {
1291                         g_dbus_connection_signal_unsubscribe(connection,
1292                                                 supp_subscription_ids[sig]);
1293                 }
1294         }
1295
1296 #if defined TIZEN_DEBUG_ENABLE
1297         g_dbus_connection_signal_unsubscribe(connection,
1298                         dumpservice_subscription_id);
1299 #endif
1300 }