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