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