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