plugins/wifi.c

   1 /*
   2  *
   3  *  Connection Manager
   4  *
   5  *  Copyright (C) 2007-2014  Intel Corporation. All rights reserved.
   6  *
   7  *  This program is free software; you can redistribute it and/or modify
   8  *  it under the terms of the GNU General Public License version 2 as
   9  *  published by the Free Software Foundation.
  10  *
  11  *  This program is distributed in the hope that it will be useful,
  12  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  *  GNU General Public License for more details.
  15  *
  16  *  You should have received a copy of the GNU General Public License
  17  *  along with this program; if not, write to the Free Software
  18  *  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
  19  *
  20  */
  21
  22 #ifdef HAVE_CONFIG_H
  23 #include <config.h>
  24 #endif
  25
  26 #include <unistd.h>
  27 #include <stdlib.h>
  28 #include <errno.h>
  29 #include <stdio.h>
  30 #include <string.h>
  31 #include <sys/ioctl.h>
  32 #include <sys/socket.h>
  33 #include <net/ethernet.h>
  34 #include <linux/wireless.h>
  35
  36 #ifndef IFF_LOWER_UP
  37 #define IFF_LOWER_UP    0x10000
  38 #endif
  39
  40 #include <dbus/dbus.h>
  41 #include <glib.h>
  42
  43 #define CONNMAN_API_SUBJECT_TO_CHANGE
  44 #include <connman/plugin.h>
  45 #include <connman/inet.h>
  46 #include <connman/device.h>
  47 #include <connman/rtnl.h>
  48 #include <connman/technology.h>
  49 #include <connman/service.h>
  50 #include <connman/peer.h>
  51 #include <connman/log.h>
  52 #include <connman/option.h>
  53 #include <connman/storage.h>
  54 #include <include/setting.h>
  55 #include <connman/provision.h>
  56 #include <connman/utsname.h>
  57 #include <connman/machine.h>
  58 #include <connman/tethering.h>
  59
  60 #include <gsupplicant/gsupplicant.h>
  61
  62 #define CLEANUP_TIMEOUT   8     /* in seconds */
  63 #define INACTIVE_TIMEOUT  12    /* in seconds */
  64 #define FAVORITE_MAXIMUM_RETRIES 2
  65
  66 #define BGSCAN_DEFAULT "simple:30:-45:300"
  67 #define AUTOSCAN_EXPONENTIAL "exponential:3:300"
  68 #define AUTOSCAN_SINGLE "single:3"
  69
  70 #define P2P_FIND_TIMEOUT 30
  71 #define P2P_CONNECTION_TIMEOUT 100
  72 #define P2P_LISTEN_PERIOD 500
  73 #define P2P_LISTEN_INTERVAL 2000
  74
  75 #define ASSOC_STATUS_NO_CLIENT 17
  76 #if defined TIZEN_EXT
  77 #define LOAD_SHAPING_MAX_RETRIES 7
  78 #else
  79 #define LOAD_SHAPING_MAX_RETRIES 3
  80 #endif
  81
  82 #if defined TIZEN_EXT
  83 #define WIFI_EAP_FAST_PAC_FILE          "/var/lib/wifi/wifi.pac"        /* path of Pac file for EAP-FAST */
  84 #endif
  85
  86 static struct connman_technology *wifi_technology = NULL;
  87 static struct connman_technology *p2p_technology = NULL;
  88
  89 enum wifi_ap_capability{
  90         WIFI_AP_UNKNOWN         = 0,
  91         WIFI_AP_SUPPORTED       = 1,
  92         WIFI_AP_NOT_SUPPORTED   = 2,
  93 };
  94
  95 enum wifi_scanning_type {
  96         WIFI_SCANNING_UNKNOWN   = 0,
  97         WIFI_SCANNING_PASSIVE   = 1,
  98         WIFI_SCANNING_ACTIVE    = 2,
  99 };
 100
 101 struct hidden_params {
 102         char ssid[32];
 103         unsigned int ssid_len;
 104         char *identity;
 105         char *anonymous_identity;
 106         char *subject_match;
 107         char *altsubject_match;
 108         char *domain_suffix_match;
 109         char *domain_match;
 110         char *passphrase;
 111         char *security;
 112         GSupplicantScanParams *scan_params;
 113         gpointer user_data;
 114 };
 115
 116 /**
 117  * Used for autoscan "emulation".
 118  * Should be removed when wpa_s autoscan support will be by default.
 119  */
 120 struct autoscan_params {
 121         int base;
 122         int limit;
 123         int interval;
 124         unsigned int timeout;
 125 };
 126
 127 struct wifi_tethering_info {
 128         struct wifi_data *wifi;
 129         struct connman_technology *technology;
 130         char *ifname;
 131         GSupplicantSSID *ssid;
 132 };
 133
 134 struct wifi_data {
 135         char *identifier;
 136         struct connman_device *device;
 137         struct connman_network *network;
 138         struct connman_network *pending_network;
 139         GSList *networks;
 140         GSupplicantInterface *interface;
 141         GSupplicantState state;
 142         bool connected;
 143         bool disconnecting;
 144         bool tethering;
 145         enum wifi_ap_capability ap_supported;
 146         bool bridged;
 147         bool interface_ready;
 148         const char *bridge;
 149         int index;
 150         unsigned flags;
 151         unsigned int watch;
 152         int retries;
 153         int load_shaping_retries;
 154         struct hidden_params *hidden;
 155         bool postpone_hidden;
 156         struct wifi_tethering_info *tethering_param;
 157         /**
 158          * autoscan "emulation".
 159          */
 160         struct autoscan_params *autoscan;
 161         enum wifi_scanning_type scanning_type;
 162         GSupplicantScanParams *scan_params;
 163         unsigned int p2p_find_timeout;
 164         unsigned int p2p_connection_timeout;
 165         struct connman_peer *pending_peer;
 166         GSList *peers;
 167         bool p2p_connecting;
 168         bool p2p_device;
 169         int servicing;
 170 #if defined TIZEN_EXT
 171         int assoc_retry_count;
 172         struct connman_network *scan_pending_network;
 173         bool allow_full_scan;
 174         unsigned int automaxspeed_timeout;
 175         GSupplicantScanParams *hidden_scan_params;
 176 #endif
 177         int disconnect_code;
 178         int assoc_code;
 179 #if defined TIZEN_EXT_WIFI_MESH
 180         bool mesh_interface;
 181         struct wifi_mesh_info *mesh_info;
 182 #endif
 183 };
 184
 185 #if defined TIZEN_EXT
 186 #include "connman.h"
 187 #include "dbus.h"
 188
 189 #define TIZEN_ASSOC_RETRY_COUNT         4
 190
 191 static gboolean wifi_first_scan = false;
 192 static gboolean found_with_first_scan = false;
 193 static gboolean is_wifi_notifier_registered = false;
 194 static GHashTable *failed_bssids = NULL;
 195 static unsigned char buff_bssid[WIFI_BSSID_LEN_MAX] = { 0, };
 196 #endif
 197
 198
 199 static GList *iface_list = NULL;
 200
 201 static GList *pending_wifi_device = NULL;
 202 static GList *p2p_iface_list = NULL;
 203 static bool wfd_service_registered = false;
 204
 205 static void start_autoscan(struct connman_device *device);
 206 static int tech_set_tethering(struct connman_technology *technology,
 207                                 const char *identifier, const char *passphrase,
 208                                 const char *bridge, bool enabled);
 209
 210 #if defined TIZEN_EXT
 211 #define NETCONFIG_SERVICE "net.netconfig"
 212 #define NETCONFIG_WIFI_PATH "/net/netconfig/wifi"
 213 #define NETCONFIG_WIFI_INTERFACE NETCONFIG_SERVICE ".wifi"
 214
 215 struct enc_method_call_data {
 216         DBusConnection *connection;
 217         struct connman_network *network;
 218 };
 219
 220 static struct enc_method_call_data encrypt_request_data;
 221
 222 static void encryption_request_reply(DBusPendingCall *call,
 223                                                 void *user_data)
 224 {
 225         DBusMessage *reply;
 226         DBusError error;
 227         DBusMessageIter args;
 228         char *out_data;
 229         struct connman_service *service;
 230         gchar* encrypted_value = NULL;
 231         struct connman_network *network = encrypt_request_data.network;
 232
 233         DBG("");
 234
 235         reply = dbus_pending_call_steal_reply(call);
 236
 237         dbus_error_init(&error);
 238         if (dbus_set_error_from_message(&error, reply)) {
 239                 DBG("send_encryption_request() %s %s", error.name, error.message);
 240                 dbus_error_free(&error);
 241                 goto done;
 242         }
 243
 244         if (dbus_message_iter_init(reply, &args) == FALSE)
 245                 goto done;
 246
 247         dbus_message_iter_get_basic(&args, &out_data);
 248
 249         encrypted_value = g_strdup((const gchar *)out_data);
 250         service = connman_service_lookup_from_network(network);
 251
 252         if (!service) {
 253                 DBG("encryption result: no service");
 254                 goto done;
 255         }
 256
 257         if (connman_service_get_favorite(service)) {
 258                 __connman_service_set_passphrase(service, encrypted_value);
 259                 __connman_service_save(service);
 260         } else
 261                 connman_network_set_string(network, "WiFi.Passphrase",
 262                                                         encrypted_value);
 263
 264         DBG("encryption result: succeeded");
 265
 266 done:
 267         dbus_message_unref(reply);
 268         dbus_pending_call_unref(call);
 269         dbus_connection_unref(encrypt_request_data.connection);
 270         g_free(encrypted_value);
 271
 272         encrypt_request_data.connection = NULL;
 273         encrypt_request_data.network = NULL;
 274 }
 275
 276 static int send_encryption_request(const char *passphrase,
 277                                 struct connman_network *network)
 278 {
 279         DBusConnection *connection = NULL;
 280         DBusMessage *msg = NULL;
 281         DBusPendingCall *call;
 282
 283         if (!passphrase) {
 284                 DBG("Invalid parameter");
 285                 return -EINVAL;
 286         }
 287
 288         connection = connman_dbus_get_connection();
 289         if (!connection) {
 290                 DBG("dbus connection does not exist");
 291                 return -EINVAL;
 292         }
 293
 294         msg = dbus_message_new_method_call(NETCONFIG_SERVICE, NETCONFIG_WIFI_PATH,
 295                         NETCONFIG_WIFI_INTERFACE, "EncryptPassphrase");
 296         if (!msg) {
 297                 dbus_connection_unref(connection);
 298                 return -EINVAL;
 299         }
 300
 301         dbus_message_append_args(msg, DBUS_TYPE_STRING, &passphrase,
 302                                                         DBUS_TYPE_INVALID);
 303
 304         if (!dbus_connection_send_with_reply(connection, msg,
 305                                 &call, DBUS_TIMEOUT_USE_DEFAULT)) {
 306                 dbus_message_unref(msg);
 307                 dbus_connection_unref(connection);
 308                 return -EIO;
 309         }
 310
 311         if (!call) {
 312                 dbus_message_unref(msg);
 313                 dbus_connection_unref(connection);
 314                 return -EIO;
 315         }
 316
 317         encrypt_request_data.connection = connection;
 318         encrypt_request_data.network = network;
 319
 320         dbus_pending_call_set_notify(call, encryption_request_reply, NULL, NULL);
 321         dbus_message_unref(msg);
 322
 323         return 0;
 324 }
 325 #endif
 326
 327 static int p2p_tech_probe(struct connman_technology *technology)
 328 {
 329         p2p_technology = technology;
 330
 331         return 0;
 332 }
 333
 334 static void p2p_tech_remove(struct connman_technology *technology)
 335 {
 336         p2p_technology = NULL;
 337 }
 338
 339 static struct connman_technology_driver p2p_tech_driver = {
 340         .name           = "p2p",
 341         .type           = CONNMAN_SERVICE_TYPE_P2P,
 342         .probe          = p2p_tech_probe,
 343         .remove         = p2p_tech_remove,
 344 };
 345
 346 static bool is_p2p_connecting(void)
 347 {
 348         GList *list;
 349
 350         for (list = iface_list; list; list = list->next) {
 351                 struct wifi_data *wifi = list->data;
 352
 353                 if (wifi->p2p_connecting)
 354                         return true;
 355         }
 356
 357         return false;
 358 }
 359
 360 static void add_pending_wifi_device(struct wifi_data *wifi)
 361 {
 362         if (g_list_find(pending_wifi_device, wifi))
 363                 return;
 364
 365         pending_wifi_device = g_list_append(pending_wifi_device, wifi);
 366 }
 367
 368 #if defined TIZEN_EXT_WIFI_MESH
 369 struct wifi_mesh_info {
 370         struct wifi_data *wifi;
 371         GSupplicantInterface *interface;
 372         struct connman_mesh *mesh;
 373         char *parent_ifname;
 374         char *ifname;
 375         char *identifier;
 376         int index;
 377 };
 378
 379 struct mesh_change_peer_status_info {
 380         char *peer_address;
 381         enum connman_mesh_peer_status peer_status;
 382         mesh_change_peer_status_cb_t callback;
 383         void *user_data;
 384 };
 385
 386 static struct connman_technology_driver mesh_tech_driver = {
 387         .name = "mesh",
 388         .type = CONNMAN_SERVICE_TYPE_MESH,
 389 };
 390
 391 static void mesh_interface_create_callback(int result,
 392                                            GSupplicantInterface *interface,
 393                                            void *user_data)
 394 {
 395         struct wifi_mesh_info *mesh_info = user_data;
 396         struct wifi_data *wifi;
 397         bool success = false;
 398
 399         DBG("result %d ifname %s, mesh_info %p", result,
 400                                 g_supplicant_interface_get_ifname(interface),
 401                                 mesh_info);
 402
 403         if (result < 0 || !mesh_info)
 404                 goto done;
 405
 406         wifi = mesh_info->wifi;
 407
 408         mesh_info->interface = interface;
 409         mesh_info->identifier = connman_inet_ifaddr(mesh_info->ifname);
 410         mesh_info->index = connman_inet_ifindex(mesh_info->ifname);
 411         DBG("Mesh Interface identifier %s", mesh_info->identifier);
 412         wifi->mesh_interface = true;
 413         wifi->mesh_info = mesh_info;
 414         g_supplicant_interface_set_data(interface, wifi);
 415         success = true;
 416
 417 done:
 418         connman_mesh_notify_interface_create(success);
 419 }
 420
 421 static int add_mesh_interface(const char *ifname, const char *parent_ifname)
 422 {
 423         GList *list;
 424         struct wifi_data *wifi;
 425         struct wifi_mesh_info *mesh_info;
 426         const char *wifi_ifname;
 427         bool parent_found = false;
 428         const char *driver = "nl80211";
 429
 430         for (list = iface_list; list; list = list->next) {
 431                 wifi = list->data;
 432
 433                 if (!g_supplicant_interface_has_mesh(wifi->interface))
 434                         continue;
 435
 436                 wifi_ifname = g_supplicant_interface_get_ifname(wifi->interface);
 437                 if (!wifi_ifname)
 438                         continue;
 439
 440                 if (!g_strcmp0(wifi_ifname, parent_ifname)) {
 441                         parent_found = true;
 442                         break;
 443                 }
 444         }
 445
 446         if (!parent_found) {
 447                 DBG("Parent interface %s doesn't exist", parent_ifname);
 448                 return -ENODEV;
 449         }
 450
 451         mesh_info = g_try_malloc0(sizeof(struct wifi_mesh_info));
 452         if (!mesh_info)
 453                 return -ENOMEM;
 454
 455         mesh_info->wifi = wifi;
 456         mesh_info->ifname = g_strdup(ifname);
 457         mesh_info->parent_ifname = g_strdup(parent_ifname);
 458
 459         g_supplicant_mesh_interface_create(ifname, driver, NULL, parent_ifname,
 460                                                 mesh_interface_create_callback, mesh_info);
 461         return -EINPROGRESS;
 462 }
 463
 464 static void mesh_interface_remove_callback(int result,
 465                                         GSupplicantInterface *interface,
 466                                                         void *user_data)
 467 {
 468         struct wifi_data *wifi = user_data;
 469         struct wifi_mesh_info *mesh_info = wifi->mesh_info;
 470         bool success = false;
 471
 472         DBG("result %d mesh_info %p", result, mesh_info);
 473
 474         if (result < 0 || !mesh_info)
 475                 goto done;
 476
 477         mesh_info->interface = NULL;
 478         g_free(mesh_info->parent_ifname);
 479         g_free(mesh_info->ifname);
 480         g_free(mesh_info->identifier);
 481         g_free(mesh_info);
 482         wifi->mesh_interface = false;
 483         wifi->mesh_info = NULL;
 484         success = true;
 485
 486 done:
 487         connman_mesh_notify_interface_remove(success);
 488 }
 489
 490 static int remove_mesh_interface(const char *ifname)
 491 {
 492         GList *list;
 493         struct wifi_data *wifi;
 494         struct wifi_mesh_info *mesh_info;
 495         bool mesh_if_found = false;
 496         int ret;
 497
 498         for (list = iface_list; list; list = list->next) {
 499                 wifi = list->data;
 500
 501                 if (wifi->mesh_interface) {
 502                         mesh_if_found = true;
 503                         break;
 504                 }
 505         }
 506
 507         if (!mesh_if_found) {
 508                 DBG("Mesh interface %s doesn't exist", ifname);
 509                 return -ENODEV;
 510         }
 511
 512         mesh_info = wifi->mesh_info;
 513         ret = g_supplicant_interface_remove(mesh_info->interface,
 514                                                 mesh_interface_remove_callback, wifi);
 515         if (ret < 0)
 516                 return ret;
 517
 518         return -EINPROGRESS;
 519 }
 520
 521 static void mesh_disconnect_callback(int result,
 522                                         GSupplicantInterface *interface, void *user_data)
 523 {
 524         struct connman_mesh *mesh = user_data;
 525
 526         DBG("result %d interface %p mesh %p", result, interface, mesh);
 527 }
 528
 529 static int mesh_peer_disconnect(struct connman_mesh *mesh)
 530 {
 531         GList *list;
 532         struct wifi_data *wifi;
 533         struct wifi_mesh_info *mesh_info;
 534         bool mesh_if_found = false;
 535         GSupplicantInterface *interface;
 536
 537         for (list = iface_list; list; list = list->next) {
 538                 wifi = list->data;
 539
 540                 if (wifi->mesh_interface) {
 541                         mesh_if_found = true;
 542                         break;
 543                 }
 544         }
 545
 546         if (!mesh_if_found) {
 547                 DBG("Mesh interface is not created");
 548                 return -ENODEV;
 549         }
 550
 551         mesh_info = wifi->mesh_info;
 552
 553         interface = mesh_info->interface;
 554         return g_supplicant_interface_disconnect(interface,
 555                                                 mesh_disconnect_callback, mesh);
 556 }
 557
 558 static void mesh_connect_callback(int result, GSupplicantInterface *interface,
 559                                                                   void *user_data)
 560 {
 561         struct connman_mesh *mesh = user_data;
 562         DBG("mesh %p result %d", mesh, result);
 563
 564         if (result < 0)
 565                 connman_mesh_peer_set_state(mesh, CONNMAN_MESH_STATE_FAILURE);
 566         else
 567                 connman_mesh_peer_set_state(mesh, CONNMAN_MESH_STATE_ASSOCIATION);
 568 }
 569
 570 static GSupplicantSecurity mesh_network_security(const char *security)
 571 {
 572         if (g_str_equal(security, "none"))
 573                 return G_SUPPLICANT_SECURITY_NONE;
 574         else if (g_str_equal(security, "sae"))
 575                 return G_SUPPLICANT_SECURITY_SAE;
 576
 577         return G_SUPPLICANT_SECURITY_UNKNOWN;
 578 }
 579
 580 static void mesh_ssid_init(GSupplicantSSID *ssid, struct connman_mesh *mesh)
 581 {
 582         const char *name;
 583         const char *security;
 584
 585         if (ssid->ssid)
 586                 g_free(ssid->ssid);
 587
 588         memset(ssid, 0, sizeof(*ssid));
 589         ssid->mode = G_SUPPLICANT_MODE_MESH;
 590
 591         security = connman_mesh_get_security(mesh);
 592         ssid->security = mesh_network_security(security);
 593
 594         if (ssid->security == G_SUPPLICANT_SECURITY_SAE)
 595                 ssid->passphrase = connman_mesh_get_passphrase(mesh);
 596
 597         ssid->freq = connman_mesh_get_frequency(mesh);
 598         name = connman_mesh_get_name(mesh);
 599         if (name) {
 600                 ssid->ssid_len = strlen(name);
 601                 ssid->ssid = g_malloc0(ssid->ssid_len + 1);
 602                 memcpy(ssid->ssid, name, ssid->ssid_len);
 603                 ssid->scan_ssid = 1;
 604         }
 605 }
 606
 607 static int mesh_peer_connect(struct connman_mesh *mesh)
 608 {
 609         GList *list;
 610         struct wifi_data *wifi;
 611         struct wifi_mesh_info *mesh_info;
 612         bool mesh_if_found = false;
 613         GSupplicantInterface *interface;
 614         GSupplicantSSID *ssid;
 615
 616         for (list = iface_list; list; list = list->next) {
 617                 wifi = list->data;
 618
 619                 if (wifi->mesh_interface) {
 620                         mesh_if_found = true;
 621                         break;
 622                 }
 623         }
 624
 625         if (!mesh_if_found) {
 626                 DBG("Mesh interface is not created");
 627                 return -ENODEV;
 628         }
 629
 630         mesh_info = wifi->mesh_info;
 631
 632         interface = mesh_info->interface;
 633
 634         ssid = g_try_malloc0(sizeof(GSupplicantSSID));
 635         if (!ssid)
 636                 return -ENOMEM;
 637
 638         mesh_info->mesh = mesh;
 639
 640         mesh_ssid_init(ssid, mesh);
 641         return g_supplicant_interface_connect(interface, ssid,
 642                                                 mesh_connect_callback, mesh);
 643 }
 644
 645 static void mesh_peer_change_status_callback(int result,
 646                                              GSupplicantInterface *interface,
 647                                              void *user_data)
 648 {
 649         struct mesh_change_peer_status_info *data = user_data;
 650
 651         DBG("result %d Peer Status %d", result, data->peer_status);
 652
 653         if (result == 0 && data->peer_status == CONNMAN_MESH_PEER_REMOVE) {
 654                 /* WLAN_REASON_MESH_PEERING_CANCELLED = 52 */
 655                 connman_mesh_remove_connected_peer(data->peer_address, 52);
 656         }
 657
 658         if (data->callback)
 659                 data->callback(result, data->user_data);
 660
 661         g_free(data->peer_address);
 662         g_free(data);
 663         return;
 664 }
 665
 666 static int mesh_change_peer_status(const char *peer_address,
 667                                    enum connman_mesh_peer_status status,
 668                                    mesh_change_peer_status_cb_t callback, void *user_data)
 669 {
 670         GList *list;
 671         struct wifi_data *wifi;
 672         struct wifi_mesh_info *mesh_info;
 673         bool mesh_if_found = false;
 674         GSupplicantInterface *interface;
 675         struct mesh_change_peer_status_info *data;
 676         const char *method;
 677
 678         for (list = iface_list; list; list = list->next) {
 679                 wifi = list->data;
 680
 681                 if (wifi->mesh_interface) {
 682                         mesh_if_found = true;
 683                         break;
 684                 }
 685         }
 686
 687         if (!mesh_if_found) {
 688                 DBG("Mesh interface is not created");
 689                 return -ENODEV;
 690         }
 691
 692         mesh_info = wifi->mesh_info;
 693
 694         interface = mesh_info->interface;
 695
 696         switch (status) {
 697         case CONNMAN_MESH_PEER_ADD:
 698                 method = "MeshPeerAdd";
 699                 break;
 700         case CONNMAN_MESH_PEER_REMOVE:
 701                 method = "MeshPeerRemove";
 702                 break;
 703         default:
 704                 DBG("Invalid method");
 705                 return -EINVAL;
 706         }
 707
 708         data = g_try_malloc0(sizeof(struct mesh_change_peer_status_info));
 709         if (data == NULL) {
 710                 DBG("Memory allocation failed");
 711                 return -ENOMEM;
 712         }
 713
 714         data->peer_address = g_strdup(peer_address);
 715         data->peer_status = status;
 716         data->callback = callback;
 717         data->user_data = user_data;
 718
 719         return g_supplicant_interface_mesh_peer_change_status(interface,
 720                                                 mesh_peer_change_status_callback, peer_address, method,
 721                                                 data);
 722 }
 723
 724 static struct connman_mesh_driver mesh_driver = {
 725         .add_interface      = add_mesh_interface,
 726         .remove_interface   = remove_mesh_interface,
 727         .connect            = mesh_peer_connect,
 728         .disconnect         = mesh_peer_disconnect,
 729         .change_peer_status = mesh_change_peer_status,
 730 };
 731
 732 static void mesh_support(GSupplicantInterface *interface)
 733 {
 734         DBG("");
 735
 736         if (!g_supplicant_interface_has_mesh(interface))
 737                 return;
 738
 739         if (connman_technology_driver_register(&mesh_tech_driver) < 0) {
 740                 DBG("Could not register Mesh technology driver");
 741                 return;
 742         }
 743
 744         connman_mesh_driver_register(&mesh_driver);
 745 }
 746
 747 static void check_mesh_technology(void)
 748 {
 749         bool mesh_exists = false;
 750         GList *list;
 751
 752         for (list = iface_list; list; list = list->next) {
 753                 struct wifi_data *w = list->data;
 754
 755                 if (w->interface &&
 756                                 g_supplicant_interface_has_mesh(w->interface))
 757                         mesh_exists = true;
 758         }
 759
 760         if (!mesh_exists) {
 761                 connman_technology_driver_unregister(&mesh_tech_driver);
 762                 connman_mesh_driver_unregister(&mesh_driver);
 763         }
 764 }
 765
 766 static void mesh_group_started(GSupplicantInterface *interface)
 767 {
 768         struct wifi_data *wifi;
 769         struct wifi_mesh_info *mesh_info;
 770         struct connman_mesh *mesh;
 771         const unsigned char *ssid;
 772         unsigned int ssid_len;
 773         char name[33];
 774
 775         ssid = g_supplicant_interface_get_mesh_group_ssid(interface, &ssid_len);
 776         memcpy(name, ssid, ssid_len);
 777         name[ssid_len] = '\0';
 778         DBG("name %s", name);
 779         wifi = g_supplicant_interface_get_data(interface);
 780         DBG("wifi %p", wifi);
 781
 782         if (!wifi)
 783                 return;
 784
 785         mesh_info = wifi->mesh_info;
 786         if (!mesh_info)
 787                 return;
 788
 789         mesh = mesh_info->mesh;
 790         if (!mesh)
 791                 return;
 792
 793         connman_mesh_peer_set_state(mesh, CONNMAN_MESH_STATE_CONFIGURATION);
 794 }
 795
 796 static void mesh_group_removed(GSupplicantInterface *interface)
 797 {
 798         struct wifi_data *wifi;
 799         struct wifi_mesh_info *mesh_info;
 800         struct connman_mesh *mesh;
 801         const unsigned char *ssid;
 802         unsigned int ssid_len;
 803         int disconnect_reason;
 804         char name[33];
 805
 806         ssid = g_supplicant_interface_get_mesh_group_ssid(interface, &ssid_len);
 807         memcpy(name, ssid, ssid_len);
 808         name[ssid_len] = '\0';
 809         DBG("name %s", name);
 810
 811         disconnect_reason = g_supplicant_mesh_get_disconnect_reason(interface);
 812         DBG("Disconnect Reason %d", disconnect_reason);
 813
 814         wifi = g_supplicant_interface_get_data(interface);
 815         DBG("wifi %p", wifi);
 816
 817         if (!wifi)
 818                 return;
 819
 820         mesh_info = wifi->mesh_info;
 821         if (!mesh_info)
 822                 return;
 823
 824         mesh = connman_get_connected_mesh_from_name(name);
 825         if (!mesh) {
 826                 DBG("%s is not connected", name);
 827                 mesh = connman_get_connecting_mesh_from_name(name);
 828                 if (!mesh) {
 829                         DBG("%s is not connecting", name);
 830                         return;
 831                 }
 832         }
 833
 834         connman_mesh_peer_set_disconnect_reason(mesh, disconnect_reason);
 835         connman_mesh_peer_set_state(mesh, CONNMAN_MESH_STATE_DISCONNECT);
 836 }
 837
 838 static void mesh_peer_connected(GSupplicantMeshPeer *mesh_peer)
 839 {
 840         const char *peer_address;
 841
 842         peer_address = g_supplicant_mesh_peer_get_address(mesh_peer);
 843
 844         if (!peer_address)
 845                 return;
 846
 847         DBG("Peer %s connected", peer_address);
 848         connman_mesh_add_connected_peer(peer_address);
 849 }
 850
 851 static void mesh_peer_disconnected(GSupplicantMeshPeer *mesh_peer)
 852 {
 853         const char *peer_address;
 854         int reason;
 855
 856         peer_address = g_supplicant_mesh_peer_get_address(mesh_peer);
 857
 858         if (!peer_address)
 859                 return;
 860
 861         reason = g_supplicant_mesh_peer_get_disconnect_reason(mesh_peer);
 862
 863         DBG("Peer %s disconnected with reason %d", peer_address, reason);
 864         connman_mesh_remove_connected_peer(peer_address, reason);
 865 }
 866 #endif
 867
 868 static struct wifi_data *get_pending_wifi_data(const char *ifname)
 869 {
 870         GList *list;
 871
 872         for (list = pending_wifi_device; list; list = list->next) {
 873                 struct wifi_data *wifi;
 874                 const char *dev_name;
 875
 876                 wifi = list->data;
 877                 if (!wifi || !wifi->device)
 878                         continue;
 879
 880                 dev_name = connman_device_get_string(wifi->device, "Interface");
 881                 if (!g_strcmp0(ifname, dev_name)) {
 882                         pending_wifi_device = g_list_delete_link(
 883                                                 pending_wifi_device, list);
 884                         return wifi;
 885                 }
 886         }
 887
 888         return NULL;
 889 }
 890
 891 static void remove_pending_wifi_device(struct wifi_data *wifi)
 892 {
 893         GList *link;
 894
 895         link = g_list_find(pending_wifi_device, wifi);
 896
 897         if (!link)
 898                 return;
 899
 900         pending_wifi_device = g_list_delete_link(pending_wifi_device, link);
 901 }
 902
 903 static void peer_cancel_timeout(struct wifi_data *wifi)
 904 {
 905         if (wifi->p2p_connection_timeout > 0)
 906                 g_source_remove(wifi->p2p_connection_timeout);
 907
 908         wifi->p2p_connection_timeout = 0;
 909         wifi->p2p_connecting = false;
 910
 911         if (wifi->pending_peer) {
 912                 connman_peer_unref(wifi->pending_peer);
 913                 wifi->pending_peer = NULL;
 914         }
 915 }
 916
 917 static gboolean peer_connect_timeout(gpointer data)
 918 {
 919         struct wifi_data *wifi = data;
 920
 921         DBG("");
 922
 923         if (wifi->p2p_connecting) {
 924                 enum connman_peer_state state = CONNMAN_PEER_STATE_FAILURE;
 925                 GSupplicantPeer *gs_peer =
 926                         g_supplicant_interface_peer_lookup(wifi->interface,
 927                                 connman_peer_get_identifier(wifi->pending_peer));
 928
 929                 if (g_supplicant_peer_has_requested_connection(gs_peer))
 930                         state = CONNMAN_PEER_STATE_IDLE;
 931
 932                 connman_peer_set_state(wifi->pending_peer, state);
 933         }
 934
 935         peer_cancel_timeout(wifi);
 936
 937         return FALSE;
 938 }
 939
 940 static void peer_connect_callback(int result, GSupplicantInterface *interface,
 941                                                         void *user_data)
 942 {
 943         struct wifi_data *wifi = user_data;
 944         struct connman_peer *peer = wifi->pending_peer;
 945
 946         DBG("peer %p - %d", peer, result);
 947
 948         if (!peer)
 949                 return;
 950
 951         if (result < 0) {
 952                 peer_connect_timeout(wifi);
 953                 return;
 954         }
 955
 956         connman_peer_set_state(peer, CONNMAN_PEER_STATE_ASSOCIATION);
 957
 958         wifi->p2p_connection_timeout = g_timeout_add_seconds(
 959                                                 P2P_CONNECTION_TIMEOUT,
 960                                                 peer_connect_timeout, wifi);
 961 }
 962
 963 static int peer_connect(struct connman_peer *peer,
 964                         enum connman_peer_wps_method wps_method,
 965                         const char *wps_pin)
 966 {
 967         struct connman_device *device = connman_peer_get_device(peer);
 968         GSupplicantPeerParams *peer_params;
 969         GSupplicantPeer *gs_peer;
 970         struct wifi_data *wifi;
 971         bool pbc, pin;
 972         int ret;
 973
 974         DBG("peer %p", peer);
 975
 976         if (!device)
 977                 return -ENODEV;
 978
 979         wifi = connman_device_get_data(device);
 980         if (!wifi || !wifi->interface)
 981                 return -ENODEV;
 982
 983         if (wifi->p2p_connecting)
 984                 return -EBUSY;
 985
 986         gs_peer = g_supplicant_interface_peer_lookup(wifi->interface,
 987                                         connman_peer_get_identifier(peer));
 988         if (!gs_peer)
 989                 return -EINVAL;
 990
 991         pbc = g_supplicant_peer_is_wps_pbc(gs_peer);
 992         pin = g_supplicant_peer_is_wps_pin(gs_peer);
 993
 994         switch (wps_method) {
 995         case CONNMAN_PEER_WPS_UNKNOWN:
 996                 if ((pbc && pin) || pin)
 997                         return -ENOKEY;
 998                 break;
 999         case CONNMAN_PEER_WPS_PBC:
1000                 if (!pbc)
1001                         return -EINVAL;
1002                 wps_pin = NULL;
1003                 break;
1004         case CONNMAN_PEER_WPS_PIN:
1005                 if (!pin || !wps_pin)
1006                         return -EINVAL;
1007                 break;
1008         }
1009
1010         peer_params = g_try_malloc0(sizeof(GSupplicantPeerParams));
1011         if (!peer_params)
1012                 return -ENOMEM;
1013
1014         peer_params->path = g_strdup(g_supplicant_peer_get_path(gs_peer));
1015         if (wps_pin)
1016                 peer_params->wps_pin = g_strdup(wps_pin);
1017
1018         peer_params->master = connman_peer_service_is_master();
1019
1020         ret = g_supplicant_interface_p2p_connect(wifi->interface, peer_params,
1021                                                 peer_connect_callback, wifi);
1022         if (ret == -EINPROGRESS) {
1023                 wifi->pending_peer = connman_peer_ref(peer);
1024                 wifi->p2p_connecting = true;
1025         } else if (ret < 0) {
1026                 g_free(peer_params->path);
1027                 g_free(peer_params->wps_pin);
1028                 g_free(peer_params);
1029         }
1030
1031         return ret;
1032 }
1033
1034 static int peer_disconnect(struct connman_peer *peer)
1035 {
1036         struct connman_device *device = connman_peer_get_device(peer);
1037         GSupplicantPeerParams peer_params = {};
1038         GSupplicantPeer *gs_peer;
1039         struct wifi_data *wifi;
1040         int ret;
1041
1042         DBG("peer %p", peer);
1043
1044         if (!device)
1045                 return -ENODEV;
1046
1047         wifi = connman_device_get_data(device);
1048         if (!wifi)
1049                 return -ENODEV;
1050
1051         gs_peer = g_supplicant_interface_peer_lookup(wifi->interface,
1052                                         connman_peer_get_identifier(peer));
1053         if (!gs_peer)
1054                 return -EINVAL;
1055
1056         peer_params.path = g_strdup(g_supplicant_peer_get_path(gs_peer));
1057
1058         ret = g_supplicant_interface_p2p_disconnect(wifi->interface,
1059                                                         &peer_params);
1060         g_free(peer_params.path);
1061
1062         if (ret == -EINPROGRESS) {
1063                 peer_cancel_timeout(wifi);
1064                 wifi->p2p_device = false;
1065         }
1066
1067         return ret;
1068 }
1069
1070 struct peer_service_registration {
1071         peer_service_registration_cb_t callback;
1072         void *user_data;
1073 };
1074
1075 static bool is_service_wfd(const unsigned char *specs, int length)
1076 {
1077         if (length < 9 || specs[0] != 0 || specs[1] != 0 || specs[2] != 6)
1078                 return false;
1079
1080         return true;
1081 }
1082
1083 static void apply_p2p_listen_on_iface(gpointer data, gpointer user_data)
1084 {
1085         struct wifi_data *wifi = data;
1086
1087         if (!wifi->interface ||
1088                         !g_supplicant_interface_has_p2p(wifi->interface))
1089                 return;
1090
1091         if (!wifi->servicing) {
1092                 g_supplicant_interface_p2p_listen(wifi->interface,
1093                                 P2P_LISTEN_PERIOD, P2P_LISTEN_INTERVAL);
1094         }
1095
1096         wifi->servicing++;
1097 }
1098
1099 static void register_wfd_service_cb(int result,
1100                                 GSupplicantInterface *iface, void *user_data)
1101 {
1102         struct peer_service_registration *reg_data = user_data;
1103
1104         DBG("");
1105
1106         if (result == 0)
1107                 g_list_foreach(iface_list, apply_p2p_listen_on_iface, NULL);
1108
1109         if (reg_data && reg_data->callback) {
1110                 reg_data->callback(result, reg_data->user_data);
1111                 g_free(reg_data);
1112         }
1113 }
1114
1115 static GSupplicantP2PServiceParams *fill_in_peer_service_params(
1116                                 const unsigned char *spec,
1117                                 int spec_length, const unsigned char *query,
1118                                 int query_length, int version)
1119 {
1120         GSupplicantP2PServiceParams *params;
1121
1122         params = g_try_malloc0(sizeof(GSupplicantP2PServiceParams));
1123         if (!params)
1124                 return NULL;
1125
1126         if (version > 0) {
1127                 params->version = version;
1128                 params->service = g_memdup(spec, spec_length);
1129         } else if (query_length > 0 && spec_length > 0) {
1130                 params->query = g_memdup(query, query_length);
1131                 params->query_length = query_length;
1132
1133                 params->response = g_memdup(spec, spec_length);
1134                 params->response_length = spec_length;
1135         } else {
1136                 params->wfd_ies = g_memdup(spec, spec_length);
1137                 params->wfd_ies_length = spec_length;
1138         }
1139
1140         return params;
1141 }
1142
1143 static void free_peer_service_params(GSupplicantP2PServiceParams *params)
1144 {
1145         if (!params)
1146                 return;
1147
1148         g_free(params->service);
1149         g_free(params->query);
1150         g_free(params->response);
1151         g_free(params->wfd_ies);
1152
1153         g_free(params);
1154 }
1155
1156 static int peer_register_wfd_service(const unsigned char *specification,
1157                                 int specification_length,
1158                                 peer_service_registration_cb_t callback,
1159                                 void *user_data)
1160 {
1161         struct peer_service_registration *reg_data = NULL;
1162         static GSupplicantP2PServiceParams *params;
1163         int ret;
1164
1165         DBG("");
1166
1167         if (wfd_service_registered)
1168                 return -EBUSY;
1169
1170         params = fill_in_peer_service_params(specification,
1171                                         specification_length, NULL, 0, 0);
1172         if (!params)
1173                 return -ENOMEM;
1174
1175         reg_data = g_try_malloc0(sizeof(*reg_data));
1176         if (!reg_data) {
1177                 ret = -ENOMEM;
1178                 goto error;
1179         }
1180
1181         reg_data->callback = callback;
1182         reg_data->user_data = user_data;
1183
1184         ret = g_supplicant_set_widi_ies(params,
1185                                         register_wfd_service_cb, reg_data);
1186         if (ret < 0 && ret != -EINPROGRESS)
1187                 goto error;
1188
1189         wfd_service_registered = true;
1190
1191         return ret;
1192 error:
1193         free_peer_service_params(params);
1194         g_free(reg_data);
1195
1196         return ret;
1197 }
1198
1199 static void register_peer_service_cb(int result,
1200                                 GSupplicantInterface *iface, void *user_data)
1201 {
1202         struct wifi_data *wifi = g_supplicant_interface_get_data(iface);
1203         struct peer_service_registration *reg_data = user_data;
1204
1205 #if defined TIZEN_EXT
1206         if (!wifi)
1207                 return;
1208 #endif
1209
1210         DBG("");
1211
1212         if (result == 0)
1213                 apply_p2p_listen_on_iface(wifi, NULL);
1214
1215         if (reg_data->callback)
1216                 reg_data->callback(result, reg_data->user_data);
1217
1218         g_free(reg_data);
1219 }
1220
1221 static int peer_register_service(const unsigned char *specification,
1222                                 int specification_length,
1223                                 const unsigned char *query,
1224                                 int query_length, int version,
1225                                 peer_service_registration_cb_t callback,
1226                                 void *user_data)
1227 {
1228         struct peer_service_registration *reg_data;
1229         GSupplicantP2PServiceParams *params;
1230         bool found = false;
1231         int ret, ret_f;
1232         GList *list;
1233
1234         DBG("");
1235
1236         if (specification && !version && !query &&
1237                         is_service_wfd(specification, specification_length)) {
1238                 return peer_register_wfd_service(specification,
1239                                 specification_length, callback, user_data);
1240         }
1241
1242         reg_data = g_try_malloc0(sizeof(*reg_data));
1243         if (!reg_data)
1244                 return -ENOMEM;
1245
1246         reg_data->callback = callback;
1247         reg_data->user_data = user_data;
1248
1249         ret_f = -EOPNOTSUPP;
1250
1251         for (list = iface_list; list; list = list->next) {
1252                 struct wifi_data *wifi = list->data;
1253                 GSupplicantInterface *iface = wifi->interface;
1254
1255                 if (!g_supplicant_interface_has_p2p(iface))
1256                         continue;
1257
1258                 params = fill_in_peer_service_params(specification,
1259                                                 specification_length, query,
1260                                                 query_length, version);
1261                 if (!params)
1262                         continue;
1263
1264                 if (!found) {
1265                         ret_f = g_supplicant_interface_p2p_add_service(iface,
1266                                 register_peer_service_cb, params, reg_data);
1267                         if (ret_f == 0 || ret_f == -EINPROGRESS)
1268                                 found = true;
1269                         ret = ret_f;
1270                 } else
1271                         ret = g_supplicant_interface_p2p_add_service(iface,
1272                                 register_peer_service_cb, params, NULL);
1273                 if (ret != 0 && ret != -EINPROGRESS)
1274                         free_peer_service_params(params);
1275         }
1276
1277         if (ret_f != 0 && ret_f != -EINPROGRESS)
1278                 g_free(reg_data);
1279
1280         return ret_f;
1281 }
1282
1283 static int peer_unregister_wfd_service(void)
1284 {
1285         GSupplicantP2PServiceParams *params;
1286         GList *list;
1287
1288         if (!wfd_service_registered)
1289                 return -EALREADY;
1290
1291         params = fill_in_peer_service_params(NULL, 0, NULL, 0, 0);
1292         if (!params)
1293                 return -ENOMEM;
1294
1295         wfd_service_registered = false;
1296
1297         g_supplicant_set_widi_ies(params, NULL, NULL);
1298
1299         for (list = iface_list; list; list = list->next) {
1300                 struct wifi_data *wifi = list->data;
1301
1302                 if (!g_supplicant_interface_has_p2p(wifi->interface))
1303                         continue;
1304
1305                 wifi->servicing--;
1306                 if (!wifi->servicing || wifi->servicing < 0) {
1307                         g_supplicant_interface_p2p_listen(wifi->interface,
1308                                                                         0, 0);
1309                         wifi->servicing = 0;
1310                 }
1311         }
1312
1313         return 0;
1314 }
1315
1316 static int peer_unregister_service(const unsigned char *specification,
1317                                                 int specification_length,
1318                                                 const unsigned char *query,
1319                                                 int query_length, int version)
1320 {
1321         GSupplicantP2PServiceParams *params;
1322         bool wfd = false;
1323         GList *list;
1324         int ret;
1325
1326         if (specification && !version && !query &&
1327                         is_service_wfd(specification, specification_length)) {
1328                 ret = peer_unregister_wfd_service();
1329                 if (ret != 0 && ret != -EINPROGRESS)
1330                         return ret;
1331                 wfd = true;
1332         }
1333
1334         for (list = iface_list; list; list = list->next) {
1335                 struct wifi_data *wifi = list->data;
1336                 GSupplicantInterface *iface = wifi->interface;
1337
1338                 if (wfd)
1339                         goto stop_listening;
1340
1341                 if (!g_supplicant_interface_has_p2p(iface))
1342                         continue;
1343
1344                 params = fill_in_peer_service_params(specification,
1345                                                 specification_length, query,
1346                                                 query_length, version);
1347                 if (!params)
1348                         continue;
1349
1350                 ret = g_supplicant_interface_p2p_del_service(iface, params);
1351                 if (ret != 0 && ret != -EINPROGRESS)
1352                         free_peer_service_params(params);
1353 stop_listening:
1354                 wifi->servicing--;
1355                 if (!wifi->servicing || wifi->servicing < 0) {
1356                         g_supplicant_interface_p2p_listen(iface, 0, 0);
1357                         wifi->servicing = 0;
1358                 }
1359         }
1360
1361         return 0;
1362 }
1363
1364 static struct connman_peer_driver peer_driver = {
1365         .connect    = peer_connect,
1366         .disconnect = peer_disconnect,
1367         .register_service = peer_register_service,
1368         .unregister_service = peer_unregister_service,
1369 };
1370
1371 static void handle_tethering(struct wifi_data *wifi)
1372 {
1373         if (!wifi->tethering)
1374                 return;
1375
1376         if (!wifi->bridge)
1377                 return;
1378
1379         if (wifi->bridged)
1380                 return;
1381
1382         DBG("index %d bridge %s", wifi->index, wifi->bridge);
1383
1384         if (connman_inet_add_to_bridge(wifi->index, wifi->bridge) < 0)
1385                 return;
1386
1387         wifi->bridged = true;
1388 }
1389
1390 static void wifi_newlink(unsigned flags, unsigned change, void *user_data)
1391 {
1392         struct connman_device *device = user_data;
1393         struct wifi_data *wifi = connman_device_get_data(device);
1394
1395         if (!wifi)
1396                 return;
1397
1398         DBG("index %d flags %d change %d", wifi->index, flags, change);
1399
1400         if ((wifi->flags & IFF_UP) != (flags & IFF_UP)) {
1401                 if (flags & IFF_UP)
1402                         DBG("interface up");
1403                 else
1404                         DBG("interface down");
1405         }
1406
1407         if ((wifi->flags & IFF_LOWER_UP) != (flags & IFF_LOWER_UP)) {
1408                 if (flags & IFF_LOWER_UP) {
1409                         DBG("carrier on");
1410
1411                         handle_tethering(wifi);
1412                 } else
1413                         DBG("carrier off");
1414         }
1415
1416         wifi->flags = flags;
1417 }
1418
1419 static int wifi_probe(struct connman_device *device)
1420 {
1421         struct wifi_data *wifi;
1422
1423         DBG("device %p", device);
1424
1425         wifi = g_try_new0(struct wifi_data, 1);
1426         if (!wifi)
1427                 return -ENOMEM;
1428
1429         wifi->state = G_SUPPLICANT_STATE_INACTIVE;
1430         wifi->ap_supported = WIFI_AP_UNKNOWN;
1431         wifi->tethering_param = NULL;
1432
1433         connman_device_set_data(device, wifi);
1434         wifi->device = connman_device_ref(device);
1435
1436         wifi->index = connman_device_get_index(device);
1437         wifi->flags = 0;
1438
1439         wifi->watch = connman_rtnl_add_newlink_watch(wifi->index,
1440                                                         wifi_newlink, device);
1441         if (is_p2p_connecting())
1442                 add_pending_wifi_device(wifi);
1443         else
1444                 iface_list = g_list_append(iface_list, wifi);
1445
1446         return 0;
1447 }
1448
1449 static void remove_networks(struct connman_device *device,
1450                                 struct wifi_data *wifi)
1451 {
1452         GSList *list;
1453
1454         for (list = wifi->networks; list; list = list->next) {
1455                 struct connman_network *network = list->data;
1456
1457                 connman_device_remove_network(device, network);
1458                 connman_network_unref(network);
1459         }
1460
1461         g_slist_free(wifi->networks);
1462         wifi->networks = NULL;
1463 }
1464
1465 static void remove_peers(struct wifi_data *wifi)
1466 {
1467         GSList *list;
1468
1469         for (list = wifi->peers; list; list = list->next) {
1470                 struct connman_peer *peer = list->data;
1471
1472                 connman_peer_unregister(peer);
1473                 connman_peer_unref(peer);
1474         }
1475
1476         g_slist_free(wifi->peers);
1477         wifi->peers = NULL;
1478 }
1479
1480 static void reset_autoscan(struct connman_device *device)
1481 {
1482         struct wifi_data *wifi = connman_device_get_data(device);
1483         struct autoscan_params *autoscan;
1484
1485         DBG("");
1486
1487         if (!wifi || !wifi->autoscan)
1488                 return;
1489
1490         autoscan = wifi->autoscan;
1491
1492         autoscan->interval = 0;
1493
1494         if (autoscan->timeout == 0)
1495                 return;
1496
1497         g_source_remove(autoscan->timeout);
1498         autoscan->timeout = 0;
1499
1500         connman_device_unref(device);
1501 }
1502
1503 static void stop_autoscan(struct connman_device *device)
1504 {
1505         const struct wifi_data *wifi = connman_device_get_data(device);
1506
1507         if (!wifi || !wifi->autoscan)
1508                 return;
1509
1510         reset_autoscan(device);
1511
1512         connman_device_set_scanning(device, CONNMAN_SERVICE_TYPE_WIFI, false);
1513 }
1514
1515 static void check_p2p_technology(void)
1516 {
1517         bool p2p_exists = false;
1518         GList *list;
1519
1520         for (list = iface_list; list; list = list->next) {
1521                 struct wifi_data *w = list->data;
1522
1523                 if (w->interface &&
1524                                 g_supplicant_interface_has_p2p(w->interface))
1525                         p2p_exists = true;
1526         }
1527
1528         if (!p2p_exists) {
1529                 connman_technology_driver_unregister(&p2p_tech_driver);
1530                 connman_peer_driver_unregister(&peer_driver);
1531         }
1532 }
1533
1534 struct last_connected {
1535         GTimeVal modified;
1536         gchar *ssid;
1537         int freq;
1538 };
1539
1540 static gint sort_entry(gconstpointer a, gconstpointer b, gpointer user_data)
1541 {
1542         GTimeVal *aval = (GTimeVal *)a;
1543         GTimeVal *bval = (GTimeVal *)b;
1544
1545         /* Note that the sort order is descending */
1546         if (aval->tv_sec < bval->tv_sec)
1547                 return 1;
1548
1549         if (aval->tv_sec > bval->tv_sec)
1550                 return -1;
1551
1552         return 0;
1553 }
1554
1555 static void free_entry(gpointer data)
1556 {
1557         struct last_connected *entry = data;
1558
1559         g_free(entry->ssid);
1560         g_free(entry);
1561 }
1562
1563 static void wifi_remove(struct connman_device *device)
1564 {
1565         struct wifi_data *wifi = connman_device_get_data(device);
1566
1567         DBG("device %p wifi %p", device, wifi);
1568
1569         if (!wifi)
1570                 return;
1571
1572         stop_autoscan(device);
1573
1574         if (wifi->p2p_device)
1575                 p2p_iface_list = g_list_remove(p2p_iface_list, wifi);
1576         else
1577                 iface_list = g_list_remove(iface_list, wifi);
1578
1579         check_p2p_technology();
1580 #if defined TIZEN_EXT_WIFI_MESH
1581         check_mesh_technology();
1582 #endif
1583
1584         remove_pending_wifi_device(wifi);
1585
1586         if (connman_device_get_scanning(device, CONNMAN_SERVICE_TYPE_P2P)) {
1587                 g_source_remove(wifi->p2p_find_timeout);
1588                 connman_device_unref(wifi->device);
1589         }
1590
1591         if (wifi->p2p_connection_timeout)
1592                 g_source_remove(wifi->p2p_connection_timeout);
1593
1594 #if defined TIZEN_EXT
1595         if (wifi->automaxspeed_timeout != 0) {
1596                 g_source_remove(wifi->automaxspeed_timeout);
1597                 wifi->automaxspeed_timeout = 0;
1598         }
1599 #endif
1600
1601         remove_networks(device, wifi);
1602         remove_peers(wifi);
1603
1604         connman_device_set_powered(device, false);
1605         connman_device_set_data(device, NULL);
1606         connman_device_unref(wifi->device);
1607         connman_rtnl_remove_watch(wifi->watch);
1608
1609         g_supplicant_interface_set_data(wifi->interface, NULL);
1610
1611         g_supplicant_interface_cancel(wifi->interface);
1612
1613         if (wifi->scan_params)
1614                 g_supplicant_free_scan_params(wifi->scan_params);
1615 #if defined TIZEN_EXT
1616         if (wifi->hidden_scan_params) {
1617                 while (wifi->hidden_scan_params->ssids) {
1618                         struct scan_ssid *ssid;
1619                         ssid = wifi->hidden_scan_params->ssids->data;
1620                         wifi->hidden_scan_params->ssids = g_slist_remove(wifi->hidden_scan_params->ssids, ssid);
1621                 }
1622                 g_supplicant_free_scan_params(wifi->hidden_scan_params);
1623         }
1624 #endif
1625
1626         g_free(wifi->autoscan);
1627         g_free(wifi->identifier);
1628         g_free(wifi);
1629 }
1630
1631 static bool is_duplicate(GSList *list, gchar *ssid, int ssid_len)
1632 {
1633         GSList *iter;
1634
1635         for (iter = list; iter; iter = g_slist_next(iter)) {
1636                 struct scan_ssid *scan_ssid = iter->data;
1637
1638                 if (ssid_len == scan_ssid->ssid_len &&
1639                                 memcmp(ssid, scan_ssid->ssid, ssid_len) == 0)
1640                         return true;
1641         }
1642
1643         return false;
1644 }
1645
1646 static int add_scan_param(gchar *hex_ssid, char *raw_ssid, int ssid_len,
1647                         int freq, GSupplicantScanParams *scan_data,
1648                         int driver_max_scan_ssids, char *ssid_name)
1649 {
1650         unsigned int i;
1651         struct scan_ssid *scan_ssid;
1652
1653         if ((driver_max_scan_ssids == 0 ||
1654                         driver_max_scan_ssids > scan_data->num_ssids) &&
1655                         (hex_ssid || raw_ssid)) {
1656                 gchar *ssid;
1657                 unsigned int j = 0, hex;
1658
1659                 if (hex_ssid) {
1660                         size_t hex_ssid_len = strlen(hex_ssid);
1661
1662                         ssid = g_try_malloc0(hex_ssid_len / 2);
1663                         if (!ssid)
1664                                 return -ENOMEM;
1665
1666                         for (i = 0; i < hex_ssid_len; i += 2) {
1667                                 sscanf(hex_ssid + i, "%02x", &hex);
1668                                 ssid[j++] = hex;
1669                         }
1670                 } else {
1671                         ssid = raw_ssid;
1672                         j = ssid_len;
1673                 }
1674
1675                 /*
1676                  * If we have already added hidden AP to the list,
1677                  * then do not do it again. This might happen if you have
1678                  * used or are using multiple wifi cards, so in that case
1679                  * you might have multiple service files for same AP.
1680                  */
1681                 if (is_duplicate(scan_data->ssids, ssid, j)) {
1682                         if (hex_ssid)
1683                                 g_free(ssid);
1684                         return 0;
1685                 }
1686
1687                 scan_ssid = g_try_new(struct scan_ssid, 1);
1688                 if (!scan_ssid) {
1689                         if (hex_ssid)
1690                                 g_free(ssid);
1691                         return -ENOMEM;
1692                 }
1693
1694                 memcpy(scan_ssid->ssid, ssid, j);
1695                 scan_ssid->ssid_len = j;
1696                 scan_data->ssids = g_slist_prepend(scan_data->ssids,
1697                                                                 scan_ssid);
1698
1699                 scan_data->num_ssids++;
1700
1701                 DBG("SSID %s added to scanned list of %d entries", ssid_name,
1702                                                         scan_data->num_ssids);
1703
1704                 if (hex_ssid)
1705                         g_free(ssid);
1706         } else
1707                 return -EINVAL;
1708
1709         scan_data->ssids = g_slist_reverse(scan_data->ssids);
1710
1711         if (!scan_data->freqs) {
1712                 scan_data->freqs = g_try_malloc0(sizeof(uint16_t));
1713                 if (!scan_data->freqs) {
1714                         g_slist_free_full(scan_data->ssids, g_free);
1715                         return -ENOMEM;
1716                 }
1717
1718                 scan_data->num_freqs = 1;
1719                 scan_data->freqs[0] = freq;
1720         } else {
1721                 bool duplicate = false;
1722
1723                 /* Don't add duplicate entries */
1724                 for (i = 0; i < scan_data->num_freqs; i++) {
1725                         if (scan_data->freqs[i] == freq) {
1726                                 duplicate = true;
1727                                 break;
1728                         }
1729                 }
1730
1731                 if (!duplicate) {
1732                         scan_data->num_freqs++;
1733                         scan_data->freqs = g_try_realloc(scan_data->freqs,
1734                                 sizeof(uint16_t) * scan_data->num_freqs);
1735                         if (!scan_data->freqs) {
1736                                 g_slist_free_full(scan_data->ssids, g_free);
1737                                 return -ENOMEM;
1738                         }
1739                         scan_data->freqs[scan_data->num_freqs - 1] = freq;
1740                 }
1741         }
1742
1743         return 1;
1744 }
1745
1746 static int get_hidden_connections(GSupplicantScanParams *scan_data)
1747 {
1748         struct connman_config_entry **entries;
1749         GKeyFile *keyfile;
1750 #if defined TIZEN_EXT
1751         gchar **services = NULL;
1752 #else
1753         gchar **services;
1754 #endif /* defined TIZEN_EXT */
1755         char *ssid, *name;
1756         int i, ret;
1757         bool value;
1758         int num_ssids = 0, add_param_failed = 0;
1759 #if defined TIZEN_EXT
1760         GSequenceIter *iter;
1761         GSequence *latest_list;
1762         struct last_connected *entry;
1763         GTimeVal modified;
1764
1765         latest_list = g_sequence_new(free_entry);
1766         if (!latest_list)
1767                 goto out;
1768 #endif
1769         services = connman_storage_get_services();
1770         for (i = 0; services && services[i]; i++) {
1771                 if (strncmp(services[i], "wifi_", 5) != 0)
1772                         continue;
1773
1774                 keyfile = connman_storage_load_service(services[i]);
1775                 if (!keyfile)
1776                         continue;
1777
1778                 value = g_key_file_get_boolean(keyfile,
1779                                         services[i], "Hidden", NULL);
1780                 if (!value) {
1781                         g_key_file_free(keyfile);
1782                         continue;
1783                 }
1784
1785                 value = g_key_file_get_boolean(keyfile,
1786                                         services[i], "Favorite", NULL);
1787                 if (!value) {
1788                         g_key_file_free(keyfile);
1789                         continue;
1790                 }
1791
1792 #if defined TIZEN_EXT
1793                 value = g_key_file_get_boolean(keyfile,
1794                                         services[i], "AutoConnect", NULL);
1795                 if (!value) {
1796                         g_key_file_free(keyfile);
1797                         continue;
1798                 }
1799
1800                 gchar *str = g_key_file_get_string(keyfile,
1801                                         services[i], "Modified", NULL);
1802                 if (!str) {
1803                         g_key_file_free(keyfile);
1804                         continue;
1805                 }
1806                 g_time_val_from_iso8601(str, &modified);
1807                 g_free(str);
1808 #endif
1809
1810                 ssid = g_key_file_get_string(keyfile,
1811                                         services[i], "SSID", NULL);
1812
1813                 name = g_key_file_get_string(keyfile, services[i], "Name",
1814                                                                 NULL);
1815
1816 #if defined TIZEN_EXT
1817                 entry = g_try_new(struct last_connected, 1);
1818                 if (!entry) {
1819                         g_sequence_free(latest_list);
1820                         g_free(ssid);
1821                         g_free(name);
1822                         g_key_file_free(keyfile);
1823                         goto out;
1824                 }
1825
1826                 entry->modified = modified;
1827                 entry->ssid = ssid;
1828
1829                 g_sequence_insert_sorted(latest_list, entry,
1830                                 sort_entry, NULL);
1831 #else
1832                 ret = add_scan_param(ssid, NULL, 0, 0, scan_data, 0, name);
1833                 if (ret < 0)
1834                         add_param_failed++;
1835                 else if (ret > 0)
1836                         num_ssids++;
1837
1838                 g_free(ssid);
1839 #endif
1840                 g_free(name);
1841                 g_key_file_free(keyfile);
1842         }
1843
1844 #if defined TIZEN_EXT
1845         gint length = g_sequence_get_length(latest_list);
1846         iter = g_sequence_get_begin_iter(latest_list);
1847
1848         for (i = 0; i < length; i++) {
1849                 entry = g_sequence_get(iter);
1850
1851                 ret = add_scan_param(entry->ssid, NULL, 0, 0, scan_data, 0, entry->ssid);
1852                 if (ret < 0)
1853                         add_param_failed++;
1854                 else if (ret > 0)
1855                         num_ssids++;
1856
1857                 iter = g_sequence_iter_next(iter);
1858         }
1859
1860         g_sequence_free(latest_list);
1861 out:
1862 #endif
1863         /*
1864          * Check if there are any hidden AP that needs to be provisioned.
1865          */
1866         entries = connman_config_get_entries("wifi");
1867         for (i = 0; entries && entries[i]; i++) {
1868                 int len;
1869
1870                 if (!entries[i]->hidden)
1871                         continue;
1872
1873                 if (!entries[i]->ssid) {
1874                         ssid = entries[i]->name;
1875                         len = strlen(ssid);
1876                 } else {
1877                         ssid = entries[i]->ssid;
1878                         len = entries[i]->ssid_len;
1879                 }
1880
1881                 if (!ssid)
1882                         continue;
1883
1884                 ret = add_scan_param(NULL, ssid, len, 0, scan_data, 0, ssid);
1885                 if (ret < 0)
1886                         add_param_failed++;
1887                 else if (ret > 0)
1888                         num_ssids++;
1889         }
1890
1891         connman_config_free_entries(entries);
1892
1893         if (add_param_failed > 0)
1894                 DBG("Unable to scan %d out of %d SSIDs",
1895                                         add_param_failed, num_ssids);
1896
1897         g_strfreev(services);
1898
1899         return num_ssids;
1900 }
1901
1902 static int get_hidden_connections_params(struct wifi_data *wifi,
1903                                         GSupplicantScanParams *scan_params)
1904 {
1905         int driver_max_ssids, i;
1906         GSupplicantScanParams *orig_params;
1907
1908         /*
1909          * Scan hidden networks so that we can autoconnect to them.
1910          * We will assume 1 as a default number of ssid to scan.
1911          */
1912         driver_max_ssids = g_supplicant_interface_get_max_scan_ssids(
1913                                                         wifi->interface);
1914         if (driver_max_ssids == 0)
1915                 driver_max_ssids = 1;
1916
1917         DBG("max ssids %d", driver_max_ssids);
1918
1919 #if defined TIZEN_EXT
1920         if (!wifi->hidden_scan_params) {
1921                 wifi->hidden_scan_params = g_try_malloc0(sizeof(GSupplicantScanParams));
1922                 if (!wifi->hidden_scan_params)
1923                         return 0;
1924
1925                 if (get_hidden_connections(wifi->hidden_scan_params) == 0) {
1926                         g_supplicant_free_scan_params(wifi->hidden_scan_params);
1927                         wifi->hidden_scan_params = NULL;
1928
1929                         return 0;
1930                 }
1931         }
1932
1933         orig_params = wifi->hidden_scan_params;
1934 #else
1935         if (!wifi->scan_params) {
1936                 wifi->scan_params = g_try_malloc0(sizeof(GSupplicantScanParams));
1937                 if (!wifi->scan_params)
1938                         return 0;
1939
1940                 if (get_hidden_connections(wifi->scan_params) == 0) {
1941                         g_supplicant_free_scan_params(wifi->scan_params);
1942                         wifi->scan_params = NULL;
1943
1944                         return 0;
1945                 }
1946         }
1947
1948         orig_params = wifi->scan_params;
1949 #endif
1950
1951         /* Let's transfer driver_max_ssids params */
1952         for (i = 0; i < driver_max_ssids; i++) {
1953                 struct scan_ssid *ssid;
1954
1955 #if defined TIZEN_EXT
1956                 if (!wifi->hidden_scan_params->ssids)
1957 #else
1958                 if (!wifi->scan_params->ssids)
1959 #endif
1960                         break;
1961
1962                 ssid = orig_params->ssids->data;
1963                 orig_params->ssids = g_slist_remove(orig_params->ssids, ssid);
1964                 scan_params->ssids = g_slist_prepend(scan_params->ssids, ssid);
1965         }
1966
1967         if (i > 0) {
1968                 scan_params->num_ssids = i;
1969                 scan_params->ssids = g_slist_reverse(scan_params->ssids);
1970
1971                 scan_params->freqs = g_memdup(orig_params->freqs,
1972                                 sizeof(uint16_t) * orig_params->num_freqs);
1973                 if (!scan_params->freqs)
1974                         goto err;
1975
1976                 scan_params->num_freqs = orig_params->num_freqs;
1977
1978         } else
1979                 goto err;
1980
1981         orig_params->num_ssids -= scan_params->num_ssids;
1982
1983         return scan_params->num_ssids;
1984
1985 err:
1986         g_slist_free_full(scan_params->ssids, g_free);
1987 #if defined TIZEN_EXT
1988         g_supplicant_free_scan_params(wifi->hidden_scan_params);
1989         wifi->hidden_scan_params = NULL;
1990 #else
1991         g_supplicant_free_scan_params(wifi->scan_params);
1992         wifi->scan_params = NULL;
1993 #endif
1994
1995         return 0;
1996 }
1997
1998 static int throw_wifi_scan(struct connman_device *device,
1999                         GSupplicantInterfaceCallback callback)
2000 {
2001         struct wifi_data *wifi = connman_device_get_data(device);
2002         int ret;
2003
2004         if (!wifi)
2005                 return -ENODEV;
2006
2007         DBG("device %p %p", device, wifi->interface);
2008
2009         if (wifi->tethering)
2010                 return -EBUSY;
2011
2012 #if defined TIZEN_EXT
2013         if (connman_device_get_scanning(device, CONNMAN_SERVICE_TYPE_WIFI)
2014             && !wifi->allow_full_scan)
2015 #else
2016         if (connman_device_get_scanning(device, CONNMAN_SERVICE_TYPE_WIFI))
2017 #endif
2018                 return -EALREADY;
2019
2020         connman_device_ref(device);
2021
2022         ret = g_supplicant_interface_scan(wifi->interface, NULL,
2023                                                 callback, device);
2024         if (ret == 0) {
2025                 connman_device_set_scanning(device,
2026                                 CONNMAN_SERVICE_TYPE_WIFI, true);
2027         } else
2028                 connman_device_unref(device);
2029
2030         return ret;
2031 }
2032
2033 static void hidden_free(struct hidden_params *hidden)
2034 {
2035         if (!hidden)
2036                 return;
2037
2038         if (hidden->scan_params)
2039                 g_supplicant_free_scan_params(hidden->scan_params);
2040         g_free(hidden->identity);
2041         g_free(hidden->passphrase);
2042         g_free(hidden->security);
2043         g_free(hidden);
2044 }
2045
2046 #if defined TIZEN_EXT
2047 static void service_state_changed(struct connman_service *service,
2048                                         enum connman_service_state state);
2049
2050 static int network_connect(struct connman_network *network);
2051
2052 static struct connman_notifier notifier = {
2053         .name                   = "wifi",
2054         .priority               = CONNMAN_NOTIFIER_PRIORITY_DEFAULT,
2055         .service_state_changed  = service_state_changed,
2056 };
2057
2058 static void service_state_changed(struct connman_service *service,
2059                                         enum connman_service_state state)
2060 {
2061         enum connman_service_type type;
2062
2063         type = connman_service_get_type(service);
2064         if (type != CONNMAN_SERVICE_TYPE_WIFI)
2065                 return;
2066
2067         DBG("service %p state %d", service, state);
2068
2069         switch (state) {
2070         case CONNMAN_SERVICE_STATE_READY:
2071         case CONNMAN_SERVICE_STATE_ONLINE:
2072         case CONNMAN_SERVICE_STATE_FAILURE:
2073                 connman_notifier_unregister(&notifier);
2074                 is_wifi_notifier_registered = FALSE;
2075
2076                 __connman_device_request_scan(type);
2077                 break;
2078
2079         default:
2080                 break;
2081         }
2082 }
2083
2084 static void scan_callback_hidden(int result,
2085                         GSupplicantInterface *interface, void *user_data);
2086 #endif
2087
2088 static void scan_callback(int result, GSupplicantInterface *interface,
2089                                                 void *user_data)
2090 {
2091         struct connman_device *device = user_data;
2092         struct wifi_data *wifi = connman_device_get_data(device);
2093         bool scanning;
2094 #if defined TIZEN_EXT
2095         GSList *list = NULL;
2096         bool favorite_exists = false;
2097         struct connman_network *network = NULL;
2098         struct connman_service *service = NULL;
2099 #endif
2100
2101         DBG("result %d wifi %p", result, wifi);
2102
2103         if (wifi) {
2104                 if (wifi->hidden && !wifi->postpone_hidden) {
2105                         connman_network_clear_hidden(wifi->hidden->user_data);
2106                         hidden_free(wifi->hidden);
2107                         wifi->hidden = NULL;
2108                 }
2109
2110                 if (wifi->scan_params) {
2111                         g_supplicant_free_scan_params(wifi->scan_params);
2112                         wifi->scan_params = NULL;
2113                 }
2114
2115 #if defined TIZEN_EXT
2116                 if (wifi->hidden_scan_params && !wifi->hidden_scan_params->ssids) {
2117                         g_supplicant_free_scan_params(wifi->hidden_scan_params);
2118                         wifi->hidden_scan_params = NULL;
2119                 }
2120 #endif
2121         }
2122
2123         if (result < 0)
2124                 connman_device_reset_scanning(device);
2125
2126         /* User is connecting to a hidden AP, let's wait for finished event */
2127         if (wifi && wifi->hidden && wifi->postpone_hidden) {
2128                 GSupplicantScanParams *scan_params;
2129                 int ret;
2130
2131                 wifi->postpone_hidden = false;
2132                 scan_params = wifi->hidden->scan_params;
2133                 wifi->hidden->scan_params = NULL;
2134
2135                 reset_autoscan(device);
2136
2137                 ret = g_supplicant_interface_scan(wifi->interface, scan_params,
2138                                                         scan_callback, device);
2139                 if (ret == 0)
2140                         return;
2141
2142                 /* On error, let's recall scan_callback, which will cleanup */
2143                 return scan_callback(ret, interface, user_data);
2144         }
2145
2146 #if defined TIZEN_EXT
2147         if (wifi) {
2148                 for (list = wifi->networks; list; list = list->next) {
2149                         network = list->data;
2150                         service = connman_service_lookup_from_network(network);
2151
2152                         if (service != NULL &&
2153                                 (connman_service_get_favorite(service) == true) &&
2154                                 (connman_service_get_autoconnect(service) == true)) {
2155                                 DBG("Favorite service exists [%s]", connman_network_get_string(network, "Name"));
2156                                 favorite_exists = true;
2157                                 break;
2158                         }
2159                 }
2160         }
2161
2162         if (favorite_exists == false) {
2163                 if (wifi && wifi->allow_full_scan) {
2164                         int ret;
2165                         DBG("Trigger full channel scan");
2166                         wifi->allow_full_scan = false;
2167
2168                         ret = g_supplicant_interface_scan(wifi->interface, NULL,
2169                                                                 scan_callback_hidden, device);
2170                         if (ret == 0)
2171                                 return;
2172
2173                         /* On error, let's recall scan_callback, which will cleanup */
2174                         return scan_callback(ret, interface, user_data);
2175                 }
2176         }
2177 #endif
2178
2179         scanning = connman_device_get_scanning(device, CONNMAN_SERVICE_TYPE_WIFI);
2180
2181         if (scanning) {
2182                 connman_device_set_scanning(device,
2183                                 CONNMAN_SERVICE_TYPE_WIFI, false);
2184         }
2185
2186         if (result != -ENOLINK)
2187 #if defined TIZEN_EXT
2188         if (result != -EIO)
2189 #endif
2190                 start_autoscan(device);
2191
2192         /*
2193          * If we are here then we were scanning; however, if we are
2194          * also mid-flight disabling the interface, then wifi_disable
2195          * has already cleared the device scanning state and
2196          * unreferenced the device, obviating the need to do it here.
2197          */
2198
2199         if (scanning)
2200                 connman_device_unref(device);
2201
2202 #if defined TIZEN_EXT
2203         if (wifi && wifi->scan_pending_network && result != -EIO) {
2204                 network_connect(wifi->scan_pending_network);
2205                 wifi->scan_pending_network = NULL;
2206                 connman_network_set_connecting(wifi->network);
2207         }
2208
2209         if (is_wifi_notifier_registered != true &&
2210                         wifi_first_scan == true && found_with_first_scan == true) {
2211                 wifi_first_scan = false;
2212                 found_with_first_scan = false;
2213
2214                 connman_notifier_register(&notifier);
2215                 is_wifi_notifier_registered = true;
2216         }
2217 #endif
2218 }
2219
2220 static void scan_callback_hidden(int result,
2221                         GSupplicantInterface *interface, void *user_data)
2222 {
2223         struct connman_device *device = user_data;
2224         struct wifi_data *wifi = connman_device_get_data(device);
2225         GSupplicantScanParams *scan_params;
2226         int ret;
2227
2228         DBG("result %d wifi %p", result, wifi);
2229
2230         if (!wifi)
2231                 goto out;
2232
2233         /* User is trying to connect to a hidden AP */
2234         if (wifi->hidden && wifi->postpone_hidden)
2235                 goto out;
2236
2237         scan_params = g_try_malloc0(sizeof(GSupplicantScanParams));
2238         if (!scan_params)
2239                 goto out;
2240
2241         if (get_hidden_connections_params(wifi, scan_params) > 0) {
2242                 ret = g_supplicant_interface_scan(wifi->interface,
2243                                                         scan_params,
2244 #if defined TIZEN_EXT
2245                                                         scan_callback,
2246 #else
2247                                                         scan_callback_hidden,
2248 #endif
2249                                                         device);
2250                 if (ret == 0)
2251                         return;
2252         }
2253
2254         g_supplicant_free_scan_params(scan_params);
2255
2256 out:
2257         scan_callback(result, interface, user_data);
2258 }
2259
2260 static gboolean autoscan_timeout(gpointer data)
2261 {
2262         struct connman_device *device = data;
2263         struct wifi_data *wifi = connman_device_get_data(device);
2264         struct autoscan_params *autoscan;
2265         int interval;
2266
2267         if (!wifi)
2268                 return FALSE;
2269
2270         autoscan = wifi->autoscan;
2271
2272 #if defined TIZEN_EXT
2273         if (!autoscan)
2274                 return FALSE;
2275 #endif
2276
2277         if (autoscan->interval <= 0) {
2278                 interval = autoscan->base;
2279                 goto set_interval;
2280         } else
2281                 interval = autoscan->interval * autoscan->base;
2282
2283 #if defined TIZEN_EXT
2284         if (autoscan->interval >= autoscan->limit)
2285 #else
2286         if (interval > autoscan->limit)
2287 #endif
2288                 interval = autoscan->limit;
2289
2290         throw_wifi_scan(wifi->device, scan_callback_hidden);
2291
2292         /*
2293          * In case BackgroundScanning is disabled, interval will reach the
2294          * limit exactly after the very first passive scanning. It allows
2295          * to ensure at most one passive scan is performed in such cases.
2296          */
2297         if (!connman_setting_get_bool("BackgroundScanning") &&
2298                                         interval == autoscan->limit) {
2299                 g_source_remove(autoscan->timeout);
2300                 autoscan->timeout = 0;
2301
2302                 connman_device_unref(device);
2303
2304                 return FALSE;
2305         }
2306
2307 set_interval:
2308         DBG("interval %d", interval);
2309
2310         autoscan->interval = interval;
2311
2312         autoscan->timeout = g_timeout_add_seconds(interval,
2313                                                 autoscan_timeout, device);
2314
2315         return FALSE;
2316 }
2317
2318 static void start_autoscan(struct connman_device *device)
2319 {
2320         struct wifi_data *wifi = connman_device_get_data(device);
2321         struct autoscan_params *autoscan;
2322
2323         DBG("");
2324
2325         if (!wifi)
2326                 return;
2327
2328         if (wifi->p2p_device)
2329                 return;
2330
2331         if (wifi->connected)
2332                 return;
2333
2334         autoscan = wifi->autoscan;
2335         if (!autoscan)
2336                 return;
2337
2338         if (autoscan->timeout > 0 || autoscan->interval > 0)
2339                 return;
2340
2341         connman_device_ref(device);
2342
2343         autoscan_timeout(device);
2344 }
2345
2346 static struct autoscan_params *parse_autoscan_params(const char *params)
2347 {
2348         struct autoscan_params *autoscan;
2349         char **list_params;
2350         int limit;
2351         int base;
2352
2353         DBG("");
2354
2355         list_params = g_strsplit(params, ":", 0);
2356         if (list_params == 0)
2357                 return NULL;
2358
2359         if (!g_strcmp0(list_params[0], "exponential") &&
2360                                 g_strv_length(list_params) == 3) {
2361                 base = atoi(list_params[1]);
2362                 limit = atoi(list_params[2]);
2363         } else if (!g_strcmp0(list_params[0], "single") &&
2364                                 g_strv_length(list_params) == 2)
2365                 base = limit = atoi(list_params[1]);
2366         else {
2367                 g_strfreev(list_params);
2368                 return NULL;
2369         }
2370
2371         DBG("Setup %s autoscanning", list_params[0]);
2372
2373         g_strfreev(list_params);
2374
2375         autoscan = g_try_malloc0(sizeof(struct autoscan_params));
2376         if (!autoscan) {
2377                 DBG("Could not allocate memory for autoscan");
2378                 return NULL;
2379         }
2380
2381         DBG("base %d - limit %d", base, limit);
2382         autoscan->base = base;
2383         autoscan->limit = limit;
2384
2385         return autoscan;
2386 }
2387
2388 static void setup_autoscan(struct wifi_data *wifi)
2389 {
2390         /*
2391          * If BackgroundScanning is enabled, setup exponential
2392          * autoscanning if it has not been previously done.
2393          */
2394         if (connman_setting_get_bool("BackgroundScanning")) {
2395                 wifi->autoscan = parse_autoscan_params(AUTOSCAN_EXPONENTIAL);
2396                 return;
2397         }
2398
2399         /*
2400          * On the contrary, if BackgroundScanning is disabled, update autoscan
2401          * parameters based on the type of scanning that is being performed.
2402          */
2403         if (wifi->autoscan) {
2404                 g_free(wifi->autoscan);
2405                 wifi->autoscan = NULL;
2406         }
2407
2408         switch (wifi->scanning_type) {
2409         case WIFI_SCANNING_PASSIVE:
2410                 /* Do not setup autoscan. */
2411                 break;
2412         case WIFI_SCANNING_ACTIVE:
2413                 /* Setup one single passive scan after active. */
2414                 wifi->autoscan = parse_autoscan_params(AUTOSCAN_SINGLE);
2415                 break;
2416         case WIFI_SCANNING_UNKNOWN:
2417                 /* Setup autoscan in this case but we should never fall here. */
2418                 wifi->autoscan = parse_autoscan_params(AUTOSCAN_SINGLE);
2419                 break;
2420         }
2421 }
2422
2423 static void finalize_interface_creation(struct wifi_data *wifi)
2424 {
2425         DBG("interface is ready wifi %p tethering %d", wifi, wifi->tethering);
2426
2427         if (!wifi->device) {
2428                 connman_error("WiFi device not set");
2429                 return;
2430         }
2431
2432         connman_device_set_powered(wifi->device, true);
2433
2434         if (wifi->p2p_device)
2435                 return;
2436
2437         if (!wifi->autoscan)
2438                 setup_autoscan(wifi);
2439
2440         start_autoscan(wifi->device);
2441 }
2442
2443 static void interface_create_callback(int result,
2444                                         GSupplicantInterface *interface,
2445                                                         void *user_data)
2446 {
2447         struct wifi_data *wifi = user_data;
2448
2449         DBG("result %d ifname %s, wifi %p", result,
2450                                 g_supplicant_interface_get_ifname(interface),
2451                                 wifi);
2452
2453         if (result < 0 || !wifi)
2454                 return;
2455
2456         wifi->interface = interface;
2457         g_supplicant_interface_set_data(interface, wifi);
2458
2459         if (g_supplicant_interface_get_ready(interface)) {
2460                 wifi->interface_ready = true;
2461                 finalize_interface_creation(wifi);
2462         }
2463 }
2464
2465 static int wifi_enable(struct connman_device *device)
2466 {
2467         struct wifi_data *wifi = connman_device_get_data(device);
2468         int index;
2469         char *interface;
2470         const char *driver = connman_option_get_string("wifi");
2471         int ret;
2472
2473         DBG("device %p %p", device, wifi);
2474
2475         index = connman_device_get_index(device);
2476         if (!wifi || index < 0)
2477                 return -ENODEV;
2478
2479         if (is_p2p_connecting())
2480                 return -EINPROGRESS;
2481
2482         interface = connman_inet_ifname(index);
2483         ret = g_supplicant_interface_create(interface, driver, NULL,
2484                                                 interface_create_callback,
2485                                                         wifi);
2486         g_free(interface);
2487
2488         if (ret < 0)
2489                 return ret;
2490
2491         return -EINPROGRESS;
2492 }
2493
2494 static int wifi_disable(struct connman_device *device)
2495 {
2496         struct wifi_data *wifi = connman_device_get_data(device);
2497         int ret;
2498
2499         DBG("device %p wifi %p", device, wifi);
2500
2501         if (!wifi)
2502                 return -ENODEV;
2503
2504         wifi->connected = false;
2505         wifi->disconnecting = false;
2506
2507         if (wifi->pending_network)
2508                 wifi->pending_network = NULL;
2509
2510 #if !defined TIZEN_EXT
2511         stop_autoscan(device);
2512 #endif
2513
2514         if (connman_device_get_scanning(device, CONNMAN_SERVICE_TYPE_P2P)) {
2515                 g_source_remove(wifi->p2p_find_timeout);
2516                 wifi->p2p_find_timeout = 0;
2517                 connman_device_set_scanning(device, CONNMAN_SERVICE_TYPE_P2P, false);
2518                 connman_device_unref(wifi->device);
2519         }
2520
2521 #if defined TIZEN_EXT
2522         if (wifi->automaxspeed_timeout != 0) {
2523                 g_source_remove(wifi->automaxspeed_timeout);
2524                 wifi->automaxspeed_timeout = 0;
2525         }
2526 #endif
2527
2528         /* In case of a user scan, device is still referenced */
2529         if (connman_device_get_scanning(device, CONNMAN_SERVICE_TYPE_WIFI)) {
2530                 connman_device_set_scanning(device,
2531                                 CONNMAN_SERVICE_TYPE_WIFI, false);
2532                 connman_device_unref(wifi->device);
2533         }
2534
2535 #if defined TIZEN_EXT
2536         stop_autoscan(device);
2537 #endif
2538
2539         remove_networks(device, wifi);
2540         remove_peers(wifi);
2541
2542 #if defined TIZEN_EXT
2543         wifi->scan_pending_network = NULL;
2544
2545         if (is_wifi_notifier_registered == true) {
2546                 connman_notifier_unregister(&notifier);
2547                 is_wifi_notifier_registered = false;
2548         }
2549 #endif
2550
2551         ret = g_supplicant_interface_remove(wifi->interface, NULL, NULL);
2552         if (ret < 0)
2553                 return ret;
2554
2555         return -EINPROGRESS;
2556 }
2557
2558 static int get_latest_connections(int max_ssids,
2559                                 GSupplicantScanParams *scan_data)
2560 {
2561         GSequenceIter *iter;
2562         GSequence *latest_list;
2563         struct last_connected *entry;
2564         GKeyFile *keyfile;
2565         GTimeVal modified;
2566         gchar **services;
2567         gchar *str;
2568         char *ssid;
2569         int i, freq;
2570         int num_ssids = 0;
2571
2572         latest_list = g_sequence_new(free_entry);
2573         if (!latest_list)
2574                 return -ENOMEM;
2575
2576         services = connman_storage_get_services();
2577         for (i = 0; services && services[i]; i++) {
2578                 if (strncmp(services[i], "wifi_", 5) != 0)
2579                         continue;
2580
2581                 keyfile = connman_storage_load_service(services[i]);
2582                 if (!keyfile)
2583                         continue;
2584
2585                 str = g_key_file_get_string(keyfile,
2586                                         services[i], "Favorite", NULL);
2587                 if (!str || g_strcmp0(str, "true")) {
2588                         g_free(str);
2589                         g_key_file_free(keyfile);
2590                         continue;
2591                 }
2592                 g_free(str);
2593
2594                 str = g_key_file_get_string(keyfile,
2595                                         services[i], "AutoConnect", NULL);
2596                 if (!str || g_strcmp0(str, "true")) {
2597                         g_free(str);
2598                         g_key_file_free(keyfile);
2599                         continue;
2600                 }
2601                 g_free(str);
2602
2603                 str = g_key_file_get_string(keyfile,
2604                                         services[i], "Modified", NULL);
2605                 if (!str) {
2606                         g_key_file_free(keyfile);
2607                         continue;
2608                 }
2609                 g_time_val_from_iso8601(str, &modified);
2610                 g_free(str);
2611
2612                 ssid = g_key_file_get_string(keyfile,
2613                                         services[i], "SSID", NULL);
2614
2615                 freq = g_key_file_get_integer(keyfile, services[i],
2616                                         "Frequency", NULL);
2617                 if (freq) {
2618                         entry = g_try_new(struct last_connected, 1);
2619                         if (!entry) {
2620                                 g_sequence_free(latest_list);
2621                                 g_key_file_free(keyfile);
2622                                 g_free(ssid);
2623                                 return -ENOMEM;
2624                         }
2625
2626                         entry->ssid = ssid;
2627                         entry->modified = modified;
2628                         entry->freq = freq;
2629
2630                         g_sequence_insert_sorted(latest_list, entry,
2631                                                 sort_entry, NULL);
2632                         num_ssids++;
2633                 } else
2634                         g_free(ssid);
2635
2636                 g_key_file_free(keyfile);
2637         }
2638
2639         g_strfreev(services);
2640
2641         num_ssids = num_ssids > max_ssids ? max_ssids : num_ssids;
2642
2643         iter = g_sequence_get_begin_iter(latest_list);
2644
2645         for (i = 0; i < num_ssids; i++) {
2646                 entry = g_sequence_get(iter);
2647
2648                 DBG("ssid %s freq %d modified %lu", entry->ssid, entry->freq,
2649                                                 entry->modified.tv_sec);
2650
2651                 add_scan_param(entry->ssid, NULL, 0, entry->freq, scan_data,
2652                                                 max_ssids, entry->ssid);
2653
2654                 iter = g_sequence_iter_next(iter);
2655         }
2656
2657         g_sequence_free(latest_list);
2658         return num_ssids;
2659 }
2660
2661 static void wifi_update_scanner_type(struct wifi_data *wifi,
2662                                         enum wifi_scanning_type new_type)
2663 {
2664         DBG("");
2665
2666         if (!wifi || wifi->scanning_type == new_type)
2667                 return;
2668
2669         wifi->scanning_type = new_type;
2670
2671         setup_autoscan(wifi);
2672 }
2673
2674 static int wifi_scan_simple(struct connman_device *device)
2675 {
2676         struct wifi_data *wifi = connman_device_get_data(device);
2677
2678         reset_autoscan(device);
2679
2680         /* Distinguish between devices performing passive and active scanning */
2681         if (wifi)
2682                 wifi_update_scanner_type(wifi, WIFI_SCANNING_PASSIVE);
2683
2684         return throw_wifi_scan(device, scan_callback_hidden);
2685 }
2686
2687 static gboolean p2p_find_stop(gpointer data)
2688 {
2689         struct connman_device *device = data;
2690         struct wifi_data *wifi = connman_device_get_data(device);
2691
2692         DBG("");
2693
2694         if (wifi) {
2695                 wifi->p2p_find_timeout = 0;
2696
2697                 g_supplicant_interface_p2p_stop_find(wifi->interface);
2698         }
2699
2700         connman_device_set_scanning(device, CONNMAN_SERVICE_TYPE_P2P, false);
2701
2702         connman_device_unref(device);
2703         start_autoscan(device);
2704
2705         return FALSE;
2706 }
2707
2708 static void p2p_find_callback(int result, GSupplicantInterface *interface,
2709                                                         void *user_data)
2710 {
2711         struct connman_device *device = user_data;
2712         struct wifi_data *wifi = connman_device_get_data(device);
2713
2714         DBG("result %d wifi %p", result, wifi);
2715
2716         if (!wifi)
2717                 goto error;
2718
2719         if (wifi->p2p_find_timeout) {
2720                 g_source_remove(wifi->p2p_find_timeout);
2721                 wifi->p2p_find_timeout = 0;
2722         }
2723
2724         if (result)
2725                 goto error;
2726
2727         wifi->p2p_find_timeout = g_timeout_add_seconds(P2P_FIND_TIMEOUT,
2728                                                         p2p_find_stop, device);
2729         if (!wifi->p2p_find_timeout)
2730                 goto error;
2731
2732         return;
2733 error:
2734         p2p_find_stop(device);
2735 }
2736
2737 static int p2p_find(struct connman_device *device)
2738 {
2739         struct wifi_data *wifi;
2740         int ret;
2741
2742         DBG("");
2743
2744         if (!p2p_technology)
2745                 return -ENOTSUP;
2746
2747         wifi = connman_device_get_data(device);
2748
2749         if (g_supplicant_interface_is_p2p_finding(wifi->interface))
2750                 return -EALREADY;
2751
2752         reset_autoscan(device);
2753         connman_device_ref(device);
2754
2755         ret = g_supplicant_interface_p2p_find(wifi->interface,
2756                                                 p2p_find_callback, device);
2757         if (ret) {
2758                 connman_device_unref(device);
2759                 start_autoscan(device);
2760         } else {
2761                 connman_device_set_scanning(device,
2762                                 CONNMAN_SERVICE_TYPE_P2P, true);
2763         }
2764
2765         return ret;
2766 }
2767
2768 #if defined TIZEN_EXT
2769 static void specific_scan_callback(int result, GSupplicantInterface *interface,
2770                                                 void *user_data)
2771 {
2772         struct connman_device *device = user_data;
2773         struct wifi_data *wifi = connman_device_get_data(device);
2774         bool scanning;
2775
2776         DBG("result %d wifi %p", result, wifi);
2777
2778         if (wifi && wifi->scan_params) {
2779                 g_supplicant_free_scan_params(wifi->scan_params);
2780                 wifi->scan_params = NULL;
2781         }
2782
2783         scanning = connman_device_get_scanning(device,
2784                                                CONNMAN_SERVICE_TYPE_WIFI);
2785         if (scanning) {
2786                 connman_device_set_scanning(device,
2787                                 CONNMAN_SERVICE_TYPE_WIFI, false);
2788                 connman_device_unref(device);
2789         }
2790 }
2791
2792 static int wifi_specific_scan(enum connman_service_type type,
2793                         struct connman_device *device, int scan_type,
2794                         GSList *specific_scan_list, void *user_data)
2795 {
2796         GSList *list = NULL;
2797         char *ssid = NULL;
2798         struct wifi_data *wifi = connman_device_get_data(device);
2799         GSupplicantScanParams *scan_params = NULL;
2800         struct scan_ssid *scan_ssid = NULL;
2801         bool scanning;
2802         int ret;
2803         int freq;
2804         int count = 0;
2805
2806         if (!wifi)
2807                 return -ENODEV;
2808
2809         if (wifi->p2p_device)
2810                 return 0;
2811
2812         if (type == CONNMAN_SERVICE_TYPE_P2P)
2813                 return p2p_find(device);
2814
2815         if (wifi->tethering)
2816                 return 0;
2817
2818         scanning =
2819                 connman_device_get_scanning(device,
2820                                             CONNMAN_SERVICE_TYPE_WIFI);
2821         if (scanning)
2822                 return -EALREADY;
2823
2824         DBG("scan_type: %d", scan_type);
2825         if (scan_type == CONNMAN_MULTI_SCAN_SSID) { /* ssid based scan */
2826                 scan_params = g_try_malloc0(sizeof(GSupplicantScanParams));
2827                 if (!scan_params) {
2828                         DBG("Failed to allocate memory.");
2829                         return -ENOMEM;
2830                 }
2831
2832                 for (list = specific_scan_list; list; list = list->next) {
2833                         ssid = (char *)list->data;
2834                         int ssid_len = strlen(ssid);
2835
2836                         scan_ssid = g_try_new0(struct scan_ssid, 1);
2837                         if (!scan_ssid) {
2838                                 DBG("Failed to allocate memory.");
2839                                 g_supplicant_free_scan_params(scan_params);
2840                                 return -ENOMEM;
2841                         }
2842
2843                         memcpy(scan_ssid->ssid, ssid, (ssid_len + 1));
2844                         /* DBG("scan ssid %s len: %d", scan_ssid->ssid, ssid_len); */
2845                         scan_ssid->ssid_len = ssid_len;
2846                         scan_params->ssids = g_slist_prepend(scan_params->ssids, scan_ssid);
2847                         count++;
2848                 }
2849                 scan_params->num_ssids = count;
2850
2851         } else if (scan_type == CONNMAN_MULTI_SCAN_FREQ) { /* frequency based scan */
2852
2853                 scan_params = g_try_malloc0(sizeof(GSupplicantScanParams));
2854                 if (!scan_params) {
2855                         DBG("Failed to allocate memory.");
2856                         return -ENOMEM;
2857                 }
2858
2859                 guint num_freqs = g_slist_length(specific_scan_list);
2860                 DBG("num_freqs: %d", num_freqs);
2861
2862                 scan_params->freqs = g_try_new0(uint16_t, num_freqs);
2863                 if (!scan_params->freqs) {
2864                         DBG("Failed to allocate memory.");
2865                         g_free(scan_params);
2866                         return -ENOMEM;
2867                 }
2868
2869                 count = 0;
2870                 for (list = specific_scan_list; list; list = list->next) {
2871                         freq = (int)list->data;
2872
2873                         scan_params->freqs[count] = freq;
2874                         DBG("scan_params->freqs[%d]: %d", count, scan_params->freqs[count]);
2875                         count++;
2876                 }
2877                 scan_params->num_freqs = count;
2878
2879         } else if (scan_type == CONNMAN_MULTI_SCAN_SSID_FREQ) { /* SSID & Frequency mixed scan */
2880                 int freq_count, ap_count;
2881                 scan_params = g_try_malloc0(sizeof(GSupplicantScanParams));
2882                 if (!scan_params) {
2883                         DBG("Failed to allocate memory.");
2884                         return -ENOMEM;
2885                 }
2886
2887                 guint size = g_slist_length(specific_scan_list);
2888
2889                 scan_params->freqs = g_try_new0(uint16_t, size/2);
2890                 if (!scan_params->freqs) {
2891                         DBG("Failed to allocate memory.");
2892                         g_free(scan_params);
2893                         return -ENOMEM;
2894                 }
2895
2896                 ap_count = freq_count = 0;
2897                 for (list = specific_scan_list; list; list = list->next) {
2898                         if (((connman_multi_scan_ap_s *)list->data)->flag == true) { /** ssid */
2899                                 ssid = ((connman_multi_scan_ap_s *)list->data)->str;
2900                                 int ssid_len = strlen(ssid);
2901
2902                                 scan_ssid = g_try_new0(struct scan_ssid, 1);
2903                                 if (!scan_ssid) {
2904                                         DBG("Failed to allocate memory.");
2905                                         g_supplicant_free_scan_params(scan_params);
2906                                         return -ENOMEM;
2907                                 }
2908
2909                                 memcpy(scan_ssid->ssid, ssid, (ssid_len + 1));
2910                                 /* DBG("scan ssid %s len: %d", scan_ssid->ssid, ssid_len); */
2911                                 scan_ssid->ssid_len = ssid_len;
2912                                 scan_params->ssids = g_slist_prepend(scan_params->ssids, scan_ssid);
2913                                 ap_count++;
2914
2915                         } else { /* freq */
2916                                 freq = atoi(((connman_multi_scan_ap_s *)list->data)->str);
2917                                 scan_params->freqs[freq_count] = freq;
2918                                 DBG("scan_params->freqs[%d]: %d", freq_count, scan_params->freqs[freq_count]);
2919                                 freq_count++;
2920                         }
2921                 }
2922                 scan_params->num_ssids = ap_count;
2923                 scan_params->num_freqs = freq_count;
2924         } else {
2925                 DBG("Invalid scan");
2926                 return -EINVAL;
2927         }
2928
2929         reset_autoscan(device);
2930         connman_device_ref(device);
2931
2932         ret = g_supplicant_interface_scan(wifi->interface, scan_params,
2933                                                 specific_scan_callback, device);
2934
2935         if (ret == 0) {
2936                 connman_device_set_scanning(device,
2937                                 CONNMAN_SERVICE_TYPE_WIFI, true);
2938         } else {
2939                 g_supplicant_free_scan_params(scan_params);
2940                 connman_device_unref(device);
2941         }
2942
2943         return ret;
2944 }
2945 #endif
2946
2947 #if defined TIZEN_EXT_WIFI_MESH
2948 static void mesh_scan_callback(int result, GSupplicantInterface *interface,
2949                                                 void *user_data)
2950 {
2951         struct connman_device *device = user_data;
2952         struct wifi_data *wifi = connman_device_get_data(device);
2953         bool scanning;
2954
2955         DBG("result %d wifi %p", result, wifi);
2956
2957         scanning = connman_device_get_scanning(device,
2958                                                CONNMAN_SERVICE_TYPE_MESH);
2959         if (scanning)
2960                 connman_device_set_scanning(device,
2961                                 CONNMAN_SERVICE_TYPE_MESH, false);
2962
2963         if (scanning)
2964                 connman_device_unref(device);
2965 }
2966
2967 static int mesh_scan(struct connman_device *device)
2968 {
2969         struct wifi_data *wifi;
2970         struct wifi_mesh_info *mesh_info;
2971         int ret;
2972
2973         DBG("");
2974
2975         wifi = connman_device_get_data(device);
2976
2977         if (!wifi->mesh_interface)
2978                 return -ENOTSUP;
2979
2980         mesh_info = wifi->mesh_info;
2981         reset_autoscan(device);
2982         connman_device_ref(device);
2983
2984         ret = g_supplicant_interface_scan(mesh_info->interface, NULL,
2985                                                 mesh_scan_callback, device);
2986         if (ret)
2987                 connman_device_unref(device);
2988         else
2989                 connman_device_set_scanning(device,
2990                                 CONNMAN_SERVICE_TYPE_MESH, true);
2991
2992         return ret;
2993 }
2994
2995 static void abort_scan_callback(int result, GSupplicantInterface *interface,
2996                                                 void *user_data)
2997 {
2998         struct connman_device *device = user_data;
2999         struct wifi_data *wifi = connman_device_get_data(device);
3000
3001         DBG("result %d wifi %p", result, wifi);
3002
3003         __connman_technology_notify_abort_scan(CONNMAN_SERVICE_TYPE_MESH, result);
3004 }
3005
3006 static int mesh_abort_scan(enum connman_service_type type,
3007                                                 struct connman_device *device)
3008 {
3009         struct wifi_data *wifi = connman_device_get_data(device);
3010         struct wifi_mesh_info *mesh_info;
3011         bool scanning;
3012         int ret;
3013
3014         if (!wifi || !wifi->mesh_interface)
3015                 return -ENODEV;
3016
3017         if (type != CONNMAN_SERVICE_TYPE_MESH)
3018                 return -EINVAL;
3019
3020         mesh_info = wifi->mesh_info;
3021
3022         scanning = connman_device_get_scanning(device,
3023                                                CONNMAN_SERVICE_TYPE_MESH);
3024         if (!scanning)
3025                 return -EEXIST;
3026
3027         ret = g_supplicant_interface_abort_scan(mesh_info->interface,
3028                                                 abort_scan_callback, device);
3029
3030         return ret;
3031 }
3032
3033 static int mesh_specific_scan(enum connman_service_type type,
3034                               struct connman_device *device, const char *ssid,
3035                               unsigned int freq, void *user_data)
3036 {
3037         struct wifi_data *wifi = connman_device_get_data(device);
3038         GSupplicantScanParams *scan_params = NULL;
3039         struct wifi_mesh_info *mesh_info;
3040         struct scan_ssid *scan_ssid;
3041         bool scanning;
3042         int ret;
3043
3044         if (!wifi || !wifi->mesh_interface)
3045                 return -ENODEV;
3046
3047         if (type != CONNMAN_SERVICE_TYPE_MESH)
3048                 return -EINVAL;
3049
3050         if (wifi->p2p_device)
3051                 return 0;
3052
3053         mesh_info = wifi->mesh_info;
3054
3055         scanning = connman_device_get_scanning(device,
3056                                                CONNMAN_SERVICE_TYPE_MESH);
3057         if (scanning)
3058                 return -EALREADY;
3059
3060         scan_params = g_try_malloc0(sizeof(GSupplicantScanParams));
3061         if (!scan_params)
3062                 return -ENOMEM;
3063
3064         scan_ssid = g_try_new(struct scan_ssid, 1);
3065         if (!scan_ssid) {
3066                 g_free(scan_params);
3067                 return -ENOMEM;
3068         }
3069
3070         scan_ssid->ssid_len = strlen(ssid);
3071         memcpy(scan_ssid->ssid, ssid, scan_ssid->ssid_len);
3072         scan_params->ssids = g_slist_prepend(scan_params->ssids, scan_ssid);
3073         scan_params->num_ssids = 1;
3074
3075         scan_params->freqs = g_try_new(uint16_t, 1);
3076         if (!scan_params->freqs) {
3077                 g_slist_free_full(scan_params->ssids, g_free);
3078                 g_free(scan_params);
3079                 return -ENOMEM;
3080         }
3081
3082         scan_params->freqs[0] = freq;
3083         scan_params->num_freqs = 1;
3084
3085         reset_autoscan(device);
3086         connman_device_ref(device);
3087
3088         ret = g_supplicant_interface_scan(mesh_info->interface, scan_params,
3089                                                 mesh_scan_callback, device);
3090
3091         if (ret == 0) {
3092                 connman_device_set_scanning(device,
3093                                 CONNMAN_SERVICE_TYPE_MESH, true);
3094         } else {
3095                 g_supplicant_free_scan_params(scan_params);
3096                 connman_device_unref(device);
3097         }
3098
3099         return ret;
3100 }
3101 #endif
3102
3103 /*
3104  * Note that the hidden scan is only used when connecting to this specific
3105  * hidden AP first time. It is not used when system autoconnects to hidden AP.
3106  */
3107 static int wifi_scan(struct connman_device *device,
3108                         struct connman_device_scan_params *params)
3109 {
3110         struct wifi_data *wifi = connman_device_get_data(device);
3111         GSupplicantScanParams *scan_params = NULL;
3112         struct scan_ssid *scan_ssid;
3113         struct hidden_params *hidden;
3114         int ret;
3115         int driver_max_ssids = 0;
3116         bool do_hidden;
3117         bool scanning;
3118
3119         if (!wifi)
3120                 return -ENODEV;
3121
3122         if (wifi->p2p_device)
3123                 return -EBUSY;
3124
3125         if (wifi->tethering)
3126                 return -EBUSY;
3127
3128         if (params->type == CONNMAN_SERVICE_TYPE_P2P)
3129                 return p2p_find(device);
3130
3131 #if defined TIZEN_EXT_WIFI_MESH
3132         if (params->type == CONNMAN_SERVICE_TYPE_MESH)
3133                 return mesh_scan(device);
3134 #endif
3135
3136         DBG("device %p wifi %p hidden ssid %s", device, wifi->interface,
3137                 params->ssid);
3138
3139         scanning = connman_device_get_scanning(device, CONNMAN_SERVICE_TYPE_WIFI);
3140
3141         if (!params->ssid || params->ssid_len == 0 || params->ssid_len > 32) {
3142                 if (scanning)
3143                         return -EALREADY;
3144
3145                 driver_max_ssids = g_supplicant_interface_get_max_scan_ssids(
3146                                                         wifi->interface);
3147                 DBG("max ssids %d", driver_max_ssids);
3148                 if (driver_max_ssids == 0)
3149                         return wifi_scan_simple(device);
3150
3151                 do_hidden = false;
3152         } else {
3153                 if (scanning && wifi->hidden && wifi->postpone_hidden)
3154                         return -EALREADY;
3155
3156                 do_hidden = true;
3157         }
3158
3159         scan_params = g_try_malloc0(sizeof(GSupplicantScanParams));
3160         if (!scan_params)
3161                 return -ENOMEM;
3162
3163         if (do_hidden) {
3164                 scan_ssid = g_try_new(struct scan_ssid, 1);
3165                 if (!scan_ssid) {
3166                         g_free(scan_params);
3167                         return -ENOMEM;
3168                 }
3169
3170                 memcpy(scan_ssid->ssid, params->ssid, params->ssid_len);
3171                 scan_ssid->ssid_len = params->ssid_len;
3172                 scan_params->ssids = g_slist_prepend(scan_params->ssids,
3173                                                                 scan_ssid);
3174                 scan_params->num_ssids = 1;
3175
3176                 hidden = g_try_new0(struct hidden_params, 1);
3177                 if (!hidden) {
3178                         g_supplicant_free_scan_params(scan_params);
3179                         return -ENOMEM;
3180                 }
3181
3182                 if (wifi->hidden) {
3183                         hidden_free(wifi->hidden);
3184                         wifi->hidden = NULL;
3185                 }
3186
3187                 memcpy(hidden->ssid, params->ssid, params->ssid_len);
3188                 hidden->ssid_len = params->ssid_len;
3189                 hidden->identity = g_strdup(params->identity);
3190                 hidden->passphrase = g_strdup(params->passphrase);
3191                 hidden->security = g_strdup(params->security);
3192                 hidden->user_data = params->user_data;
3193                 wifi->hidden = hidden;
3194
3195                 if (scanning) {
3196                         /* Let's keep this active scan for later,
3197                          * when current scan will be over. */
3198                         wifi->postpone_hidden = TRUE;
3199                         hidden->scan_params = scan_params;
3200
3201                         return 0;
3202                 }
3203         } else if (wifi->connected) {
3204                 g_supplicant_free_scan_params(scan_params);
3205                 return wifi_scan_simple(device);
3206         } else if (!params->force_full_scan) {
3207                 ret = get_latest_connections(driver_max_ssids, scan_params);
3208                 if (ret <= 0) {
3209                         g_supplicant_free_scan_params(scan_params);
3210                         return wifi_scan_simple(device);
3211                 }
3212         }
3213
3214         /* Distinguish between devices performing passive and active scanning */
3215         wifi_update_scanner_type(wifi, WIFI_SCANNING_ACTIVE);
3216
3217         connman_device_ref(device);
3218
3219         reset_autoscan(device);
3220 #if defined TIZEN_EXT
3221         /*
3222          * When doing a full scan, stored hidden networks also need to be scanned
3223          * so that we can autoconnect to them.
3224          */
3225         if (params->force_full_scan)
3226                 ret = g_supplicant_interface_scan(wifi->interface, scan_params,
3227                                                         scan_callback_hidden, device);
3228         else
3229 #endif
3230         ret = g_supplicant_interface_scan(wifi->interface, scan_params,
3231                                                 scan_callback, device);
3232         if (ret == 0) {
3233                 connman_device_set_scanning(device,
3234                                 CONNMAN_SERVICE_TYPE_WIFI, true);
3235 #if defined TIZEN_EXT
3236                 /*
3237                  * To allow the Full Scan after ssid based scan, set the flag here
3238                  * It is required because Tizen does not use the ConnMan specific
3239                  * backgroung Scan feature.Tizen has added the BG Scan feature in
3240                  * net-config. To sync with up ConnMan, we need to issue the Full Scan
3241                  * after SSID specific scan.
3242                  */
3243                 if (!params->force_full_scan && !do_hidden)
3244                         wifi->allow_full_scan = TRUE;
3245 #endif
3246         } else {
3247                 g_supplicant_free_scan_params(scan_params);
3248                 connman_device_unref(device);
3249
3250                 if (do_hidden) {
3251                         hidden_free(wifi->hidden);
3252                         wifi->hidden = NULL;
3253                 }
3254         }
3255
3256         return ret;
3257 }
3258
3259 static void wifi_stop_scan(enum connman_service_type type,
3260                         struct connman_device *device)
3261 {
3262         struct wifi_data *wifi = connman_device_get_data(device);
3263
3264         DBG("device %p wifi %p", device, wifi);
3265
3266         if (!wifi)
3267                 return;
3268
3269         if (type == CONNMAN_SERVICE_TYPE_P2P) {
3270                 if (connman_device_get_scanning(device, CONNMAN_SERVICE_TYPE_P2P)) {
3271                         g_source_remove(wifi->p2p_find_timeout);
3272                         p2p_find_stop(device);
3273                 }
3274         }
3275 }
3276
3277 static void wifi_regdom_callback(int result,
3278                                         const char *alpha2,
3279                                                 void *user_data)
3280 {
3281         struct connman_device *device = user_data;
3282
3283         connman_device_regdom_notify(device, result, alpha2);
3284
3285         connman_device_unref(device);
3286 }
3287
3288 static int wifi_set_regdom(struct connman_device *device, const char *alpha2)
3289 {
3290         struct wifi_data *wifi = connman_device_get_data(device);
3291         int ret;
3292
3293         if (!wifi)
3294                 return -EINVAL;
3295
3296         connman_device_ref(device);
3297
3298         ret = g_supplicant_interface_set_country(wifi->interface,
3299                                                 wifi_regdom_callback,
3300                                                         alpha2, device);
3301         if (ret != 0)
3302                 connman_device_unref(device);
3303
3304         return ret;
3305 }
3306
3307 static struct connman_device_driver wifi_ng_driver = {
3308         .name           = "wifi",
3309         .type           = CONNMAN_DEVICE_TYPE_WIFI,
3310         .priority       = CONNMAN_DEVICE_PRIORITY_LOW,
3311         .probe          = wifi_probe,
3312         .remove         = wifi_remove,
3313         .enable         = wifi_enable,
3314         .disable        = wifi_disable,
3315         .scan           = wifi_scan,
3316         .stop_scan      = wifi_stop_scan,
3317         .set_regdom     = wifi_set_regdom,
3318 #if defined TIZEN_EXT
3319         .specific_scan  = wifi_specific_scan,
3320 #endif
3321 #if defined TIZEN_EXT_WIFI_MESH
3322         .abort_scan     = mesh_abort_scan,
3323         .mesh_specific_scan     = mesh_specific_scan,
3324 #endif
3325 };
3326
3327 static void system_ready(void)
3328 {
3329         DBG("");
3330
3331         if (connman_device_driver_register(&wifi_ng_driver) < 0)
3332                 connman_error("Failed to register WiFi driver");
3333 }
3334
3335 static void system_killed(void)
3336 {
3337         DBG("");
3338
3339         connman_device_driver_unregister(&wifi_ng_driver);
3340 }
3341
3342 static int network_probe(struct connman_network *network)
3343 {
3344         DBG("network %p", network);
3345
3346         return 0;
3347 }
3348
3349 static void network_remove(struct connman_network *network)
3350 {
3351         struct connman_device *device = connman_network_get_device(network);
3352         struct wifi_data *wifi;
3353
3354         DBG("network %p", network);
3355
3356         wifi = connman_device_get_data(device);
3357         if (!wifi)
3358                 return;
3359
3360         if (wifi->network != network)
3361                 return;
3362
3363         wifi->network = NULL;
3364
3365 #if defined TIZEN_EXT
3366         wifi->disconnecting = false;
3367
3368         if (wifi->pending_network == network)
3369                 wifi->pending_network = NULL;
3370
3371         if (wifi->scan_pending_network == network)
3372                 wifi->scan_pending_network = NULL;
3373 #endif
3374 }
3375
3376 static void connect_callback(int result, GSupplicantInterface *interface,
3377                                                         void *user_data)
3378 {
3379 #if defined TIZEN_EXT
3380         GList *list;
3381         struct wifi_data *wifi;
3382 #endif
3383         struct connman_network *network = user_data;
3384
3385         DBG("network %p result %d", network, result);
3386
3387 #if defined TIZEN_EXT
3388         set_connman_bssid(RESET_BSSID, NULL);
3389
3390         for (list = iface_list; list; list = list->next) {
3391                 wifi = list->data;
3392
3393                 if (wifi && wifi->network == network)
3394                         goto found;
3395         }
3396
3397         /* wifi_data may be invalid because wifi is already disabled */
3398         return;
3399
3400 found:
3401 #endif
3402         if (result == -ENOKEY) {
3403                 connman_network_set_error(network,
3404                                         CONNMAN_NETWORK_ERROR_INVALID_KEY);
3405         } else if (result < 0) {
3406                 connman_network_set_error(network,
3407                                         CONNMAN_NETWORK_ERROR_CONFIGURE_FAIL);
3408         }
3409
3410         connman_network_unref(network);
3411 }
3412
3413 static GSupplicantSecurity network_security(const char *security)
3414 {
3415         if (g_str_equal(security, "none"))
3416                 return G_SUPPLICANT_SECURITY_NONE;
3417         else if (g_str_equal(security, "wep"))
3418                 return G_SUPPLICANT_SECURITY_WEP;
3419         else if (g_str_equal(security, "psk"))
3420                 return G_SUPPLICANT_SECURITY_PSK;
3421         else if (g_str_equal(security, "wpa"))
3422                 return G_SUPPLICANT_SECURITY_PSK;
3423         else if (g_str_equal(security, "rsn"))
3424                 return G_SUPPLICANT_SECURITY_PSK;
3425         else if (g_str_equal(security, "ieee8021x"))
3426                 return G_SUPPLICANT_SECURITY_IEEE8021X;
3427 #if defined TIZEN_EXT
3428         else if (g_str_equal(security, "ft_psk") == TRUE)
3429                 return G_SUPPLICANT_SECURITY_FT_PSK;
3430         else if (g_str_equal(security, "ft_ieee8021x") == TRUE)
3431                 return G_SUPPLICANT_SECURITY_FT_IEEE8021X;
3432         else if (g_str_equal(security, "sae"))
3433                 return G_SUPPLICANT_SECURITY_SAE;
3434         else if (g_str_equal(security, "owe"))
3435                 return G_SUPPLICANT_SECURITY_OWE;
3436         else if (g_str_equal(security, "dpp"))
3437                 return G_SUPPLICANT_SECURITY_DPP;
3438 #endif
3439
3440         return G_SUPPLICANT_SECURITY_UNKNOWN;
3441 }
3442
3443 #if defined TIZEN_EXT
3444 static GSupplicantEapKeymgmt network_eap_keymgmt(const char *security)
3445 {
3446         if (security == NULL)
3447                 return G_SUPPLICANT_EAP_KEYMGMT_NONE;
3448
3449         if (g_str_equal(security, "FT") == TRUE)
3450                 return G_SUPPLICANT_EAP_KEYMGMT_FT;
3451         else if (g_str_equal(security, "CCKM") == TRUE)
3452                 return G_SUPPLICANT_EAP_KEYMGMT_CCKM;
3453
3454         return G_SUPPLICANT_EAP_KEYMGMT_NONE;
3455 }
3456 #endif
3457
3458 static void ssid_init(GSupplicantSSID *ssid, struct connman_network *network)
3459 {
3460         const char *security;
3461 #if defined TIZEN_EXT
3462         const void *ssid_data;
3463 #endif
3464
3465         memset(ssid, 0, sizeof(*ssid));
3466         ssid->mode = G_SUPPLICANT_MODE_INFRA;
3467 #if defined TIZEN_EXT
3468         ssid_data = connman_network_get_blob(network, "WiFi.SSID",
3469                                                 &ssid->ssid_len);
3470         ssid->ssid = g_try_malloc0(ssid->ssid_len);
3471
3472         if (!ssid->ssid)
3473                 ssid->ssid_len = 0;
3474         else
3475                 memcpy(ssid->ssid, ssid_data, ssid->ssid_len);
3476 #else
3477         ssid->ssid = connman_network_get_blob(network, "WiFi.SSID",
3478                                                 &ssid->ssid_len);
3479 #endif
3480         ssid->scan_ssid = 1;
3481         security = connman_network_get_string(network, "WiFi.Security");
3482         ssid->security = network_security(security);
3483 #if defined TIZEN_EXT
3484         ssid->ieee80211w = 1;
3485 #endif
3486         ssid->passphrase = connman_network_get_string(network,
3487                                                 "WiFi.Passphrase");
3488
3489         ssid->eap = connman_network_get_string(network, "WiFi.EAP");
3490
3491         /*
3492          * If our private key password is unset,
3493          * we use the supplied passphrase. That is needed
3494          * for PEAP where 2 passphrases (identity and client
3495          * cert may have to be provided.
3496          */
3497         if (!connman_network_get_string(network, "WiFi.PrivateKeyPassphrase"))
3498                 connman_network_set_string(network,
3499                                                 "WiFi.PrivateKeyPassphrase",
3500                                                 ssid->passphrase);
3501         /* We must have an identity for both PEAP and TLS */
3502         ssid->identity = connman_network_get_string(network, "WiFi.Identity");
3503
3504         /* Use agent provided identity as a fallback */
3505         if (!ssid->identity || strlen(ssid->identity) == 0)
3506                 ssid->identity = connman_network_get_string(network,
3507                                                         "WiFi.AgentIdentity");
3508
3509         ssid->anonymous_identity = connman_network_get_string(network,
3510                                                 "WiFi.AnonymousIdentity");
3511         ssid->ca_cert_path = connman_network_get_string(network,
3512                                                         "WiFi.CACertFile");
3513         ssid->subject_match = connman_network_get_string(network,
3514                                                         "WiFi.SubjectMatch");
3515         ssid->altsubject_match = connman_network_get_string(network,
3516                                                         "WiFi.AltSubjectMatch");
3517         ssid->domain_suffix_match = connman_network_get_string(network,
3518                                                         "WiFi.DomainSuffixMatch");
3519         ssid->domain_match = connman_network_get_string(network,
3520                                                         "WiFi.DomainMatch");
3521         ssid->client_cert_path = connman_network_get_string(network,
3522                                                         "WiFi.ClientCertFile");
3523         ssid->private_key_path = connman_network_get_string(network,
3524                                                         "WiFi.PrivateKeyFile");
3525         ssid->private_key_passphrase = connman_network_get_string(network,
3526                                                 "WiFi.PrivateKeyPassphrase");
3527         ssid->phase2_auth = connman_network_get_string(network, "WiFi.Phase2");
3528
3529         ssid->use_wps = connman_network_get_bool(network, "WiFi.UseWPS");
3530         ssid->pin_wps = connman_network_get_string(network, "WiFi.PinWPS");
3531 #if defined TIZEN_EXT
3532         ssid->connector = connman_network_get_string(network,
3533                                                         "WiFi.Connector");
3534         ssid->c_sign_key = connman_network_get_string(network,
3535                                                         "WiFi.CSignKey");
3536         ssid->net_access_key = connman_network_get_string(network,
3537                                                 "WiFi.NetAccessKey");
3538 #endif
3539
3540 #if defined TIZEN_EXT
3541         if (set_connman_bssid(CHECK_BSSID, NULL) == 6) {
3542                 ssid->bssid_for_connect_len = 6;
3543                 set_connman_bssid(GET_BSSID, (char *)ssid->bssid_for_connect);
3544                 DBG("BSSID : %02x:%02x:%02x:%02x:%02x:%02x",
3545                         ssid->bssid_for_connect[0], ssid->bssid_for_connect[1],
3546                         ssid->bssid_for_connect[2], ssid->bssid_for_connect[3],
3547                         ssid->bssid_for_connect[4], ssid->bssid_for_connect[5]);
3548         } else {
3549                 ssid->freq = connman_network_get_frequency(network);
3550         }
3551
3552         GSList *bssid_list = (GSList *)connman_network_get_bssid_list(network);
3553         if (bssid_list && g_slist_length(bssid_list) > 1) {
3554
3555                 /* If there are more than one bssid,
3556                  * the user-specified bssid is tried only once at the beginning.
3557                  * After that, the bssids in the list are tried in order.
3558                  */
3559                 if (set_connman_bssid(CHECK_BSSID, NULL) == 6) {
3560                         set_connman_bssid(RESET_BSSID, NULL);
3561                         goto done;
3562                 }
3563
3564                 GSList *list;
3565                 char buff[MAC_ADDRESS_LENGTH];
3566                 for (list = bssid_list; list; list = list->next) {
3567                         struct connman_bssids * bssids = (struct connman_bssids *)list->data;
3568
3569                         g_snprintf(buff, MAC_ADDRESS_LENGTH, "%02x:%02x:%02x:%02x:%02x:%02x",
3570                                         bssids->bssid[0], bssids->bssid[1], bssids->bssid[2],
3571                                         bssids->bssid[3], bssids->bssid[4], bssids->bssid[5]);
3572                         buff[MAC_ADDRESS_LENGTH - 1] = '\0';
3573
3574                         gchar *curr_bssid = g_strdup((const gchar *)buff);
3575
3576                         if (g_hash_table_contains(failed_bssids, curr_bssid)) {
3577                                 DBG("bssid match, try next bssid");
3578                                 g_free(curr_bssid);
3579                                 continue;
3580                         } else {
3581                                 g_hash_table_add(failed_bssids, curr_bssid);
3582
3583                                 memcpy(buff_bssid, bssids->bssid, WIFI_BSSID_LEN_MAX);
3584                                 ssid->bssid = buff_bssid;
3585                                 ssid->freq = (unsigned int)bssids->frequency;
3586                                 break;
3587                         }
3588                 }
3589
3590                 if (!list) {
3591                         ssid->bssid = connman_network_get_bssid(network);
3592                         g_hash_table_remove_all(failed_bssids);
3593                 }
3594         } else
3595                 ssid->bssid = connman_network_get_bssid(network);
3596
3597 done:
3598         ssid->eap_keymgmt = network_eap_keymgmt(
3599                         connman_network_get_string(network, "WiFi.KeymgmtType"));
3600         ssid->phase1 = connman_network_get_string(network, "WiFi.Phase1");
3601
3602         if(g_strcmp0(ssid->eap, "fast") == 0)
3603                 ssid->pac_file = g_strdup(WIFI_EAP_FAST_PAC_FILE);
3604 #endif
3605
3606         if (connman_setting_get_bool("BackgroundScanning"))
3607                 ssid->bgscan = BGSCAN_DEFAULT;
3608 }
3609
3610 static int network_connect(struct connman_network *network)
3611 {
3612         struct connman_device *device = connman_network_get_device(network);
3613         struct wifi_data *wifi;
3614         GSupplicantInterface *interface;
3615         GSupplicantSSID *ssid;
3616
3617         DBG("network %p", network);
3618
3619         if (!device)
3620                 return -ENODEV;
3621
3622         wifi = connman_device_get_data(device);
3623         if (!wifi)
3624                 return -ENODEV;
3625
3626         ssid = g_try_malloc0(sizeof(GSupplicantSSID));
3627         if (!ssid)
3628                 return -ENOMEM;
3629
3630         interface = wifi->interface;
3631
3632         ssid_init(ssid, network);
3633
3634         if (wifi->disconnecting) {
3635                 wifi->pending_network = network;
3636 #if defined TIZEN_EXT
3637                 g_free(ssid->ssid);
3638 #endif
3639                 g_free(ssid);
3640         } else {
3641                 wifi->network = connman_network_ref(network);
3642                 wifi->retries = 0;
3643 #if defined TIZEN_EXT
3644                 wifi->scan_pending_network = NULL;
3645 #endif
3646
3647                 return g_supplicant_interface_connect(interface, ssid,
3648                                                 connect_callback, network);
3649         }
3650
3651         return -EINPROGRESS;
3652 }
3653
3654 static void disconnect_callback(int result, GSupplicantInterface *interface,
3655                                                                 void *user_data)
3656 {
3657 #if defined TIZEN_EXT
3658         GList *list;
3659         struct wifi_data *wifi;
3660         struct connman_network *network = user_data;
3661
3662         DBG("network %p result %d", network, result);
3663
3664         for (list = iface_list; list; list = list->next) {
3665                 wifi = list->data;
3666
3667                 if (wifi->network == NULL && wifi->disconnecting == true)
3668                         wifi->disconnecting = false;
3669
3670                 if (wifi->network == network)
3671                         goto found;
3672         }
3673
3674         /* wifi_data may be invalid because wifi is already disabled */
3675         return;
3676
3677 found:
3678 #else
3679         struct wifi_data *wifi = user_data;
3680 #endif
3681
3682         DBG("result %d supplicant interface %p wifi %p",
3683                         result, interface, wifi);
3684
3685         if (result == -ECONNABORTED) {
3686                 DBG("wifi interface no longer available");
3687                 return;
3688         }
3689
3690         if (wifi->network != wifi->pending_network)
3691                 connman_network_set_connected(wifi->network, false);
3692         wifi->network = NULL;
3693
3694         wifi->disconnecting = false;
3695         wifi->connected = false;
3696
3697         if (wifi->pending_network) {
3698                 network_connect(wifi->pending_network);
3699                 wifi->pending_network = NULL;
3700         }
3701
3702         start_autoscan(wifi->device);
3703 }
3704
3705 static int network_disconnect(struct connman_network *network)
3706 {
3707         struct connman_device *device = connman_network_get_device(network);
3708         struct wifi_data *wifi;
3709         int err;
3710 #if defined TIZEN_EXT
3711         struct connman_service *service;
3712 #endif
3713
3714         DBG("network %p", network);
3715
3716         wifi = connman_device_get_data(device);
3717         if (!wifi || !wifi->interface)
3718                 return -ENODEV;
3719
3720 #if defined TIZEN_EXT
3721         if (connman_network_get_associating(network) == true) {
3722                 connman_network_clear_associating(network);
3723                 connman_network_set_bool(network, "WiFi.UseWPS", false);
3724         } else {
3725                 service = connman_service_lookup_from_network(network);
3726
3727                 if (service != NULL &&
3728                         (__connman_service_is_connected_state(service,
3729                                         CONNMAN_IPCONFIG_TYPE_IPV4) == false &&
3730                         __connman_service_is_connected_state(service,
3731                                         CONNMAN_IPCONFIG_TYPE_IPV6) == false) &&
3732                         (connman_service_get_favorite(service) == false))
3733                                         __connman_service_set_passphrase(service, NULL);
3734         }
3735
3736         if (wifi->pending_network == network)
3737                 wifi->pending_network = NULL;
3738
3739         if (wifi->scan_pending_network == network)
3740                 wifi->scan_pending_network = NULL;
3741
3742 #endif
3743         connman_network_set_associating(network, false);
3744
3745         if (wifi->disconnecting)
3746                 return -EALREADY;
3747
3748         wifi->disconnecting = true;
3749
3750 #if defined TIZEN_EXT
3751         err = g_supplicant_interface_disconnect(wifi->interface,
3752                                                 disconnect_callback, network);
3753 #else
3754         err = g_supplicant_interface_disconnect(wifi->interface,
3755                                                 disconnect_callback, wifi);
3756 #endif
3757
3758         if (err < 0)
3759                 wifi->disconnecting = false;
3760
3761         return err;
3762 }
3763
3764 #if defined TIZEN_EXT
3765 static void set_connection_mode(struct connman_network *network,
3766                 int linkspeed)
3767 {
3768         ieee80211_modes_e phy_mode;
3769         connection_mode_e conn_mode;
3770
3771         phy_mode = connman_network_get_phy_mode(network);
3772         switch (phy_mode) {
3773         case IEEE80211_MODE_B:
3774                 if (linkspeed > 0 && linkspeed <= 11)
3775                         conn_mode = CONNECTION_MODE_IEEE80211B;
3776                 else
3777                         conn_mode = CONNECTION_MODE_IEEE80211_UNKNOWN;
3778
3779                 break;
3780         case IEEE80211_MODE_BG:
3781                 if (linkspeed > 0 && linkspeed <= 11)
3782                         conn_mode = CONNECTION_MODE_IEEE80211B;
3783                 else if (linkspeed > 11 && linkspeed <= 54)
3784                         conn_mode = CONNECTION_MODE_IEEE80211G;
3785                 else
3786                         conn_mode = CONNECTION_MODE_IEEE80211_UNKNOWN;
3787
3788                 break;
3789         case IEEE80211_MODE_BGN:
3790                 if (linkspeed > 0 && linkspeed <= 11)
3791                         conn_mode = CONNECTION_MODE_IEEE80211B;
3792                 else if (linkspeed > 11 && linkspeed <= 54)
3793                         conn_mode = CONNECTION_MODE_IEEE80211G;
3794                 else if (linkspeed > 54 && linkspeed <= 450)
3795                         conn_mode = CONNECTION_MODE_IEEE80211N;
3796                 else
3797                         conn_mode = CONNECTION_MODE_IEEE80211_UNKNOWN;
3798
3799                 break;
3800         case IEEE80211_MODE_A:
3801                 if (linkspeed > 0 && linkspeed <= 54)
3802                         conn_mode = CONNECTION_MODE_IEEE80211A;
3803                 else
3804                         conn_mode = CONNECTION_MODE_IEEE80211_UNKNOWN;
3805
3806                 break;
3807         case IEEE80211_MODE_AN:
3808                 if (linkspeed > 0 && linkspeed <= 54)
3809                         conn_mode = CONNECTION_MODE_IEEE80211A;
3810                 else if (linkspeed > 54 && linkspeed <= 450)
3811                         conn_mode = CONNECTION_MODE_IEEE80211N;
3812                 else
3813                         conn_mode = CONNECTION_MODE_IEEE80211_UNKNOWN;
3814
3815                 break;
3816         case IEEE80211_MODE_ANAC:
3817                 if (linkspeed > 0 && linkspeed <= 54)
3818                         conn_mode = CONNECTION_MODE_IEEE80211A;
3819                 else if (linkspeed > 54 && linkspeed <= 450)
3820                         conn_mode = CONNECTION_MODE_IEEE80211N;
3821                 else if (linkspeed > 450 && linkspeed <= 1300)
3822                         conn_mode = CONNECTION_MODE_IEEE80211AC;
3823                 else
3824                         conn_mode = CONNECTION_MODE_IEEE80211_UNKNOWN;
3825
3826                 break;
3827         default:
3828                         conn_mode = CONNECTION_MODE_IEEE80211_UNKNOWN;
3829                 break;
3830         }
3831
3832         DBG("connection mode(%d)", conn_mode);
3833         connman_network_set_connection_mode(network, conn_mode);
3834 }
3835
3836 static void signalpoll_callback(int result, int maxspeed, int strength,
3837                                 void *user_data)
3838 {
3839         struct connman_network *network = user_data;
3840
3841         if (result != 0) {
3842                 DBG("Failed to get maxspeed from signalpoll !");
3843                 return;
3844         }
3845
3846         strength += 120;
3847         if (strength > 100)
3848                 strength = 100;
3849
3850         DBG("maxspeed = %d, strength = %d", maxspeed, strength);
3851         if (network) {
3852                 connman_network_set_strength(network, (uint8_t)strength);
3853                 connman_network_set_maxspeed(network, maxspeed);
3854                 set_connection_mode(network, maxspeed);
3855         }
3856 }
3857
3858 static int network_signalpoll(struct wifi_data *wifi)
3859 {
3860         GSupplicantInterface *interface;
3861         struct connman_network *network;
3862
3863         if (!wifi || !wifi->network)
3864                 return -ENODEV;
3865
3866         interface = wifi->interface;
3867         network = wifi->network;
3868
3869         DBG("network %p", network);
3870
3871         return g_supplicant_interface_signalpoll(interface, signalpoll_callback, network);
3872 }
3873
3874 static gboolean autosignalpoll_timeout(gpointer data)
3875 {
3876         struct wifi_data *wifi = data;
3877
3878         if (!wifi || !wifi->automaxspeed_timeout) {
3879                 DBG("automaxspeed_timeout is found to be zero. i.e. currently in disconnected state. !!");
3880                 return FALSE;
3881         }
3882
3883         int ret = network_signalpoll(wifi);
3884         if (ret < 0) {
3885                 DBG("Fail to get max speed !!");
3886                 wifi->automaxspeed_timeout = 0;
3887                 return FALSE;
3888         }
3889
3890         return TRUE;
3891 }
3892 #endif
3893
3894 static struct connman_network_driver network_driver = {
3895         .name           = "wifi",
3896         .type           = CONNMAN_NETWORK_TYPE_WIFI,
3897         .priority       = CONNMAN_NETWORK_PRIORITY_LOW,
3898         .probe          = network_probe,
3899         .remove         = network_remove,
3900         .connect        = network_connect,
3901         .disconnect     = network_disconnect,
3902 };
3903
3904 static void interface_added(GSupplicantInterface *interface)
3905 {
3906         const char *ifname = g_supplicant_interface_get_ifname(interface);
3907         const char *driver = g_supplicant_interface_get_driver(interface);
3908 #if defined TIZEN_EXT
3909         bool is_5_0_ghz_supported = g_supplicant_interface_get_is_5_0_ghz_supported(interface);
3910 #endif
3911
3912         struct wifi_data *wifi;
3913
3914         wifi = g_supplicant_interface_get_data(interface);
3915         if (!wifi) {
3916                 wifi = get_pending_wifi_data(ifname);
3917                 if (!wifi)
3918                         return;
3919
3920                 wifi->interface = interface;
3921                 g_supplicant_interface_set_data(interface, wifi);
3922                 p2p_iface_list = g_list_append(p2p_iface_list, wifi);
3923                 wifi->p2p_device = true;
3924         }
3925
3926         DBG("ifname %s driver %s wifi %p tethering %d",
3927                         ifname, driver, wifi, wifi->tethering);
3928
3929         if (!wifi->device) {
3930                 connman_error("WiFi device not set");
3931                 return;
3932         }
3933
3934         connman_device_set_powered(wifi->device, true);
3935 #if defined TIZEN_EXT
3936         connman_techonology_wifi_set_5ghz_supported(wifi_technology, is_5_0_ghz_supported);
3937         /* Max number of SSIDs supported by wlan chipset that can be scanned */
3938         int max_scan_ssids = g_supplicant_interface_get_max_scan_ssids(interface);
3939         connman_techonology_set_max_scan_ssids(wifi_technology, max_scan_ssids);
3940 #endif
3941 }
3942
3943 static bool is_idle(struct wifi_data *wifi)
3944 {
3945         DBG("state %d", wifi->state);
3946
3947         switch (wifi->state) {
3948         case G_SUPPLICANT_STATE_UNKNOWN:
3949         case G_SUPPLICANT_STATE_DISABLED:
3950         case G_SUPPLICANT_STATE_DISCONNECTED:
3951         case G_SUPPLICANT_STATE_INACTIVE:
3952         case G_SUPPLICANT_STATE_SCANNING:
3953                 return true;
3954
3955         case G_SUPPLICANT_STATE_AUTHENTICATING:
3956         case G_SUPPLICANT_STATE_ASSOCIATING:
3957         case G_SUPPLICANT_STATE_ASSOCIATED:
3958         case G_SUPPLICANT_STATE_4WAY_HANDSHAKE:
3959         case G_SUPPLICANT_STATE_GROUP_HANDSHAKE:
3960         case G_SUPPLICANT_STATE_COMPLETED:
3961                 return false;
3962         }
3963
3964         return false;
3965 }
3966
3967 static bool is_idle_wps(GSupplicantInterface *interface,
3968                                                 struct wifi_data *wifi)
3969 {
3970         /* First, let's check if WPS processing did not went wrong */
3971         if (g_supplicant_interface_get_wps_state(interface) ==
3972                 G_SUPPLICANT_WPS_STATE_FAIL)
3973                 return false;
3974
3975         /* Unlike normal connection, being associated while processing wps
3976          * actually means that we are idling. */
3977         switch (wifi->state) {
3978         case G_SUPPLICANT_STATE_UNKNOWN:
3979         case G_SUPPLICANT_STATE_DISABLED:
3980         case G_SUPPLICANT_STATE_DISCONNECTED:
3981         case G_SUPPLICANT_STATE_INACTIVE:
3982         case G_SUPPLICANT_STATE_SCANNING:
3983         case G_SUPPLICANT_STATE_ASSOCIATED:
3984                 return true;
3985         case G_SUPPLICANT_STATE_AUTHENTICATING:
3986         case G_SUPPLICANT_STATE_ASSOCIATING:
3987         case G_SUPPLICANT_STATE_4WAY_HANDSHAKE:
3988         case G_SUPPLICANT_STATE_GROUP_HANDSHAKE:
3989         case G_SUPPLICANT_STATE_COMPLETED:
3990                 return false;
3991         }
3992
3993         return false;
3994 }
3995
3996 static bool handle_wps_completion(GSupplicantInterface *interface,
3997                                         struct connman_network *network,
3998                                         struct connman_device *device,
3999                                         struct wifi_data *wifi)
4000 {
4001         bool wps;
4002
4003         wps = connman_network_get_bool(network, "WiFi.UseWPS");
4004         if (wps) {
4005                 const unsigned char *ssid, *wps_ssid;
4006                 unsigned int ssid_len, wps_ssid_len;
4007                 const char *wps_key;
4008
4009                 /* Checking if we got associated with requested
4010                  * network */
4011                 ssid = connman_network_get_blob(network, "WiFi.SSID",
4012                                                 &ssid_len);
4013
4014                 wps_ssid = g_supplicant_interface_get_wps_ssid(
4015                         interface, &wps_ssid_len);
4016
4017                 if (!wps_ssid || wps_ssid_len != ssid_len ||
4018                                 memcmp(ssid, wps_ssid, ssid_len) != 0) {
4019                         connman_network_set_associating(network, false);
4020 #if defined TIZEN_EXT
4021                         g_supplicant_interface_disconnect(wifi->interface,
4022                                                 disconnect_callback, wifi->network);
4023
4024                         connman_network_set_bool(network, "WiFi.UseWPS", false);
4025                         connman_network_set_string(network, "WiFi.PinWPS", NULL);
4026 #else
4027                         g_supplicant_interface_disconnect(wifi->interface,
4028                                                 disconnect_callback, wifi);
4029 #endif
4030                         return false;
4031                 }
4032
4033                 wps_key = g_supplicant_interface_get_wps_key(interface);
4034 #if defined TIZEN_EXT
4035                 /* Check the passphrase and encrypt it
4036                  */
4037                  int ret;
4038                  gchar *passphrase = g_strdup(wps_key);
4039
4040                  connman_network_set_string(network, "WiFi.PinWPS", NULL);
4041
4042                  if (check_passphrase_ext(network, passphrase) < 0) {
4043                          DBG("[WPS] Invalid passphrase");
4044                          g_free(passphrase);
4045                          return true;
4046                  }
4047
4048                  ret = send_encryption_request(passphrase, network);
4049
4050                  g_free(passphrase);
4051
4052                  if (!ret)
4053                          DBG("[WPS] Encryption request succeeded");
4054                  else
4055                          DBG("[WPS] Encryption request failed %d", ret);
4056
4057 #else
4058                 connman_network_set_string(network, "WiFi.Passphrase",
4059                                         wps_key);
4060
4061                 connman_network_set_string(network, "WiFi.PinWPS", NULL);
4062 #endif
4063         }
4064
4065         return true;
4066 }
4067
4068 static bool handle_assoc_status_code(GSupplicantInterface *interface,
4069                                      struct wifi_data *wifi)
4070 {
4071         if (wifi->state == G_SUPPLICANT_STATE_ASSOCIATING &&
4072 #if defined TIZEN_EXT
4073                         wifi->assoc_code > 0 &&
4074 #else
4075                         wifi->assoc_code == ASSOC_STATUS_NO_CLIENT &&
4076 #endif
4077                         wifi->load_shaping_retries < LOAD_SHAPING_MAX_RETRIES) {
4078                 wifi->load_shaping_retries ++;
4079                 return TRUE;
4080         }
4081         wifi->load_shaping_retries = 0;
4082         return FALSE;
4083 }
4084
4085 static bool handle_4way_handshake_failure(GSupplicantInterface *interface,
4086                                         struct connman_network *network,
4087                                         struct wifi_data *wifi)
4088 {
4089 #if defined TIZEN_EXT
4090         const char *security;
4091         struct connman_service *service;
4092
4093         if (wifi->connected)
4094                 return false;
4095
4096         security = connman_network_get_string(network, "WiFi.Security");
4097
4098         if (security && g_str_equal(security, "ieee8021x") == true &&
4099                         wifi->state == G_SUPPLICANT_STATE_ASSOCIATED) {
4100                 wifi->retries = 0;
4101                 connman_network_set_error(network, CONNMAN_NETWORK_ERROR_INVALID_KEY);
4102
4103                 return false;
4104         }
4105
4106         if (wifi->state != G_SUPPLICANT_STATE_4WAY_HANDSHAKE)
4107                 return false;
4108 #else
4109         struct connman_service *service;
4110
4111         if (wifi->state != G_SUPPLICANT_STATE_4WAY_HANDSHAKE)
4112                 return false;
4113
4114         if (wifi->connected)
4115                 return false;
4116 #endif
4117
4118         service = connman_service_lookup_from_network(network);
4119         if (!service)
4120                 return false;
4121
4122         wifi->retries++;
4123
4124         if (connman_service_get_favorite(service)) {
4125                 if (wifi->retries < FAVORITE_MAXIMUM_RETRIES)
4126                         return true;
4127         }
4128
4129         wifi->retries = 0;
4130         connman_network_set_error(network, CONNMAN_NETWORK_ERROR_INVALID_KEY);
4131
4132         return false;
4133 }
4134
4135 #if defined TIZEN_EXT
4136 static bool handle_wifi_assoc_retry(struct connman_network *network,
4137                                         struct wifi_data *wifi)
4138 {
4139         const char *security;
4140
4141         if (!wifi->network || wifi->connected || wifi->disconnecting ||
4142                         connman_network_get_connecting(network) != true) {
4143                 wifi->assoc_retry_count = 0;
4144                 return false;
4145         }
4146
4147         if (wifi->state != G_SUPPLICANT_STATE_ASSOCIATING &&
4148                         wifi->state != G_SUPPLICANT_STATE_ASSOCIATED) {
4149                 wifi->assoc_retry_count = 0;
4150                 return false;
4151         }
4152
4153         security = connman_network_get_string(network, "WiFi.Security");
4154         if (security && g_str_equal(security, "ieee8021x") == true &&
4155                         wifi->state == G_SUPPLICANT_STATE_ASSOCIATED) {
4156                 wifi->assoc_retry_count = 0;
4157                 return false;
4158         }
4159
4160         if (++wifi->assoc_retry_count >= TIZEN_ASSOC_RETRY_COUNT) {
4161                 wifi->assoc_retry_count = 0;
4162
4163                 /* Honestly it's not an invalid-key error,
4164                  * however QA team recommends that the invalid-key error
4165                  * might be better to display for user experience.
4166                  */
4167                 connman_network_set_error(network, CONNMAN_NETWORK_ERROR_ASSOCIATE_FAIL);
4168
4169                 return false;
4170         }
4171
4172         return true;
4173 }
4174 #endif
4175
4176 static void interface_state(GSupplicantInterface *interface)
4177 {
4178         struct connman_network *network;
4179         struct connman_device *device;
4180         struct wifi_data *wifi;
4181         GSupplicantState state = g_supplicant_interface_get_state(interface);
4182         bool wps;
4183         bool old_connected;
4184
4185         wifi = g_supplicant_interface_get_data(interface);
4186
4187         DBG("wifi %p interface state %d", wifi, state);
4188
4189         if (!wifi)
4190                 return;
4191
4192         device = wifi->device;
4193         if (!device)
4194                 return;
4195
4196         if (state == G_SUPPLICANT_STATE_COMPLETED) {
4197                 if (wifi->tethering_param) {
4198                         g_free(wifi->tethering_param->ssid);
4199                         g_free(wifi->tethering_param);
4200                         wifi->tethering_param = NULL;
4201                 }
4202
4203                 if (wifi->tethering)
4204                         stop_autoscan(device);
4205         }
4206
4207         if (g_supplicant_interface_get_ready(interface) &&
4208                                         !wifi->interface_ready) {
4209                 wifi->interface_ready = true;
4210                 finalize_interface_creation(wifi);
4211         }
4212
4213         network = wifi->network;
4214         if (!network)
4215                 return;
4216
4217         switch (state) {
4218         case G_SUPPLICANT_STATE_SCANNING:
4219                 if (wifi->connected)
4220                         connman_network_set_connected(network, false);
4221
4222                 break;
4223
4224         case G_SUPPLICANT_STATE_AUTHENTICATING:
4225         case G_SUPPLICANT_STATE_ASSOCIATING:
4226 #if defined TIZEN_EXT
4227                 reset_autoscan(device);
4228 #else
4229                 stop_autoscan(device);
4230 #endif
4231
4232                 if (!wifi->connected)
4233                         connman_network_set_associating(network, true);
4234
4235                 break;
4236
4237         case G_SUPPLICANT_STATE_COMPLETED:
4238 #if defined TIZEN_EXT
4239                 /* though it should be already reset: */
4240                 reset_autoscan(device);
4241
4242                 wifi->assoc_retry_count = 0;
4243
4244                 wifi->scan_pending_network = NULL;
4245
4246                 /* should be cleared scanning flag */
4247                 bool scanning = connman_device_get_scanning(device,
4248                                                CONNMAN_SERVICE_TYPE_WIFI);
4249                 if (scanning){
4250                         connman_device_set_scanning(device,
4251                                 CONNMAN_SERVICE_TYPE_WIFI, false);
4252                         connman_device_unref(device);
4253                 }
4254
4255                 if (!wifi->automaxspeed_timeout) {
4256                         DBG("Going to start signalpoll timer!!");
4257                         int ret = network_signalpoll(wifi);
4258                         if (ret < 0)
4259                                 DBG("Fail to get max speed !!");
4260                         else
4261                                 wifi->automaxspeed_timeout = g_timeout_add_seconds(10, autosignalpoll_timeout, wifi);
4262                 }
4263
4264                 g_hash_table_remove_all(failed_bssids);
4265 #else
4266                 /* though it should be already stopped: */
4267                 stop_autoscan(device);
4268 #endif
4269
4270                 if (!handle_wps_completion(interface, network, device, wifi))
4271                         break;
4272
4273                 connman_network_set_connected(network, true);
4274
4275                 wifi->disconnect_code = 0;
4276                 wifi->assoc_code = 0;
4277                 wifi->load_shaping_retries = 0;
4278                 break;
4279
4280         case G_SUPPLICANT_STATE_DISCONNECTED:
4281 #if defined TIZEN_EXT
4282                 connman_network_set_strength(network, 0);
4283                 connman_network_set_maxspeed(network, 0);
4284
4285                 if (wifi->automaxspeed_timeout != 0) {
4286                         g_source_remove(wifi->automaxspeed_timeout);
4287                         wifi->automaxspeed_timeout = 0;
4288                         DBG("Remove signalpoll timer!!");
4289                 }
4290 #endif
4291                 /*
4292                  * If we're in one of the idle modes, we have
4293                  * not started association yet and thus setting
4294                  * those ones to FALSE could cancel an association
4295                  * in progress.
4296                  */
4297                 wps = connman_network_get_bool(network, "WiFi.UseWPS");
4298                 if (wps)
4299                         if (is_idle_wps(interface, wifi))
4300                                 break;
4301
4302                 if (is_idle(wifi))
4303                         break;
4304
4305 #if defined TIZEN_EXT
4306                 if (handle_assoc_status_code(interface, wifi)) {
4307                         GSList *bssid_list = (GSList *)connman_network_get_bssid_list(network);
4308                         guint bssid_length = 0;
4309
4310                         if (bssid_list)
4311                                 bssid_length = g_slist_length(bssid_list);
4312
4313                         if (bssid_length > 1 && bssid_length > g_hash_table_size(failed_bssids)) {
4314                                 network_connect(network);
4315                                 break;
4316                         }
4317
4318                         wifi->load_shaping_retries = 0;
4319                 }
4320
4321                 g_hash_table_remove_all(failed_bssids);
4322 #else
4323                 if (handle_assoc_status_code(interface, wifi))
4324                         break;
4325 #endif
4326
4327                 /* If previous state was 4way-handshake, then
4328                  * it's either: psk was incorrect and thus we retry
4329                  * or if we reach the maximum retries we declare the
4330                  * psk as wrong */
4331                 if (handle_4way_handshake_failure(interface,
4332                                                 network, wifi))
4333                         break;
4334
4335                 /* See table 8-36 Reason codes in IEEE Std 802.11 */
4336                 switch (wifi->disconnect_code) {
4337                 case 1: /* Unspecified reason */
4338                         /* Let's assume it's because we got blocked */
4339
4340                 case 6: /* Class 2 frame received from nonauthenticated STA */
4341                         connman_network_set_error(network,
4342                                                 CONNMAN_NETWORK_ERROR_BLOCKED);
4343                         break;
4344
4345                 default:
4346                         break;
4347                 }
4348
4349 #if defined TIZEN_EXT
4350                 /* Some of Wi-Fi networks are not comply Wi-Fi specification.
4351                  * Retry association until its retry count is expired */
4352                 if (handle_wifi_assoc_retry(network, wifi) == true) {
4353                         throw_wifi_scan(wifi->device, scan_callback);
4354                         wifi->scan_pending_network = wifi->network;
4355                         break;
4356                 }
4357
4358                 if(wifi->disconnect_code > 0){
4359                         DBG("Set disconnect reason code(%d)", wifi->disconnect_code);
4360                         connman_network_set_disconnect_reason(network, wifi->disconnect_code);
4361                 }
4362 #endif
4363
4364                 if (network != wifi->pending_network) {
4365                         connman_network_set_connected(network, false);
4366                         connman_network_set_associating(network, false);
4367                 }
4368                 wifi->disconnecting = false;
4369
4370                 start_autoscan(device);
4371
4372                 break;
4373
4374         case G_SUPPLICANT_STATE_INACTIVE:
4375 #if defined TIZEN_EXT
4376                 if (handle_wps_completion(interface, network, device, wifi) == false)
4377                         break;
4378 #endif
4379                 connman_network_set_associating(network, false);
4380                 start_autoscan(device);
4381
4382                 break;
4383
4384         case G_SUPPLICANT_STATE_UNKNOWN:
4385         case G_SUPPLICANT_STATE_DISABLED:
4386         case G_SUPPLICANT_STATE_ASSOCIATED:
4387         case G_SUPPLICANT_STATE_4WAY_HANDSHAKE:
4388         case G_SUPPLICANT_STATE_GROUP_HANDSHAKE:
4389                 break;
4390         }
4391
4392         old_connected = wifi->connected;
4393         wifi->state = state;
4394
4395         /* Saving wpa_s state policy:
4396          * If connected and if the state changes are roaming related:
4397          * --> We stay connected
4398          * If completed
4399          * --> We are connected
4400          * All other case:
4401          * --> We are not connected
4402          * */
4403         switch (state) {
4404         case G_SUPPLICANT_STATE_AUTHENTICATING:
4405         case G_SUPPLICANT_STATE_ASSOCIATING:
4406         case G_SUPPLICANT_STATE_ASSOCIATED:
4407         case G_SUPPLICANT_STATE_4WAY_HANDSHAKE:
4408         case G_SUPPLICANT_STATE_GROUP_HANDSHAKE:
4409                 if (wifi->connected)
4410                         connman_warn("Probably roaming right now!"
4411                                                 " Staying connected...");
4412                 break;
4413         case G_SUPPLICANT_STATE_SCANNING:
4414                 wifi->connected = false;
4415
4416                 if (old_connected)
4417                         start_autoscan(device);
4418                 break;
4419         case G_SUPPLICANT_STATE_COMPLETED:
4420                 wifi->connected = true;
4421                 break;
4422         default:
4423                 wifi->connected = false;
4424                 break;
4425         }
4426
4427         DBG("DONE");
4428 }
4429
4430 static void interface_removed(GSupplicantInterface *interface)
4431 {
4432         const char *ifname = g_supplicant_interface_get_ifname(interface);
4433         struct wifi_data *wifi;
4434
4435         DBG("ifname %s", ifname);
4436
4437         wifi = g_supplicant_interface_get_data(interface);
4438
4439 #if defined TIZEN_EXT_WIFI_MESH
4440         if (wifi && wifi->mesh_interface) {
4441                 DBG("Notify mesh interface remove");
4442                 connman_mesh_notify_interface_remove(true);
4443                 struct wifi_mesh_info *mesh_info = wifi->mesh_info;
4444                 g_free(mesh_info->parent_ifname);
4445                 g_free(mesh_info->ifname);
4446                 g_free(mesh_info->identifier);
4447                 g_free(mesh_info);
4448                 wifi->mesh_interface = false;
4449                 wifi->mesh_info = NULL;
4450                 return;
4451         }
4452 #endif
4453
4454         if (wifi)
4455                 wifi->interface = NULL;
4456
4457         if (wifi && wifi->tethering)
4458                 return;
4459
4460         if (!wifi || !wifi->device) {
4461                 DBG("wifi interface already removed");
4462                 return;
4463         }
4464
4465         connman_device_set_powered(wifi->device, false);
4466
4467         check_p2p_technology();
4468 #if defined TIZEN_EXT_WIFI_MESH
4469         check_mesh_technology();
4470 #endif
4471 }
4472
4473 static void set_device_type(const char *type, char dev_type[17])
4474 {
4475         const char *oui = "0050F204";
4476         const char *category = "0001";
4477         const char *sub_category = "0000";
4478
4479         if (!g_strcmp0(type, "handset")) {
4480                 category = "000A";
4481                 sub_category = "0005";
4482         } else if (!g_strcmp0(type, "vm") || !g_strcmp0(type, "container"))
4483                 sub_category = "0001";
4484         else if (!g_strcmp0(type, "server"))
4485                 sub_category = "0002";
4486         else if (!g_strcmp0(type, "laptop"))
4487                 sub_category = "0005";
4488         else if (!g_strcmp0(type, "desktop"))
4489                 sub_category = "0006";
4490         else if (!g_strcmp0(type, "tablet"))
4491                 sub_category = "0009";
4492         else if (!g_strcmp0(type, "watch"))
4493                 category = "00FF";
4494
4495         snprintf(dev_type, 17, "%s%s%s", category, oui, sub_category);
4496 }
4497
4498 static void p2p_support(GSupplicantInterface *interface)
4499 {
4500         char dev_type[17] = {};
4501         const char *hostname;
4502
4503         DBG("");
4504
4505         if (!interface)
4506                 return;
4507
4508         if (!g_supplicant_interface_has_p2p(interface))
4509                 return;
4510
4511         if (connman_technology_driver_register(&p2p_tech_driver) < 0) {
4512                 DBG("Could not register P2P technology driver");
4513                 return;
4514         }
4515
4516         hostname = connman_utsname_get_hostname();
4517         if (!hostname)
4518                 hostname = "ConnMan";
4519
4520         set_device_type(connman_machine_get_type(), dev_type);
4521         g_supplicant_interface_set_p2p_device_config(interface,
4522                                                         hostname, dev_type);
4523         connman_peer_driver_register(&peer_driver);
4524 }
4525
4526 static void scan_started(GSupplicantInterface *interface)
4527 {
4528         DBG("");
4529 }
4530
4531 static void scan_finished(GSupplicantInterface *interface)
4532 {
4533 #if defined TIZEN_EXT
4534         struct wifi_data *wifi;
4535         bool is_associating = false;
4536         static bool is_scanning = true;
4537 #endif
4538
4539         DBG("");
4540
4541 #if defined TIZEN_EXT
4542         wifi = g_supplicant_interface_get_data(interface);
4543         if (wifi && wifi->scan_pending_network) {
4544                 network_connect(wifi->scan_pending_network);
4545                 wifi->scan_pending_network = NULL;
4546         }
4547
4548         //service state - associating
4549         if(!wifi || !wifi->network)
4550                 return;
4551
4552         is_associating = connman_network_get_associating(wifi->network);
4553         if(is_associating && is_scanning){
4554                 is_scanning = false;
4555                 DBG("send scan for connecting");
4556                 throw_wifi_scan(wifi->device, scan_callback);
4557
4558                 return;
4559         }
4560         is_scanning = true;
4561
4562         //go scan
4563
4564 #endif
4565 }
4566
4567 static void ap_create_fail(GSupplicantInterface *interface)
4568 {
4569         struct wifi_data *wifi = g_supplicant_interface_get_data(interface);
4570         int ret;
4571
4572         if ((wifi->tethering) && (wifi->tethering_param)) {
4573                 DBG("%s create AP fail \n",
4574                                 g_supplicant_interface_get_ifname(wifi->interface));
4575
4576                 connman_inet_remove_from_bridge(wifi->index, wifi->bridge);
4577                 wifi->ap_supported = WIFI_AP_NOT_SUPPORTED;
4578                 wifi->tethering = false;
4579
4580                 ret = tech_set_tethering(wifi->tethering_param->technology,
4581                                 wifi->tethering_param->ssid->ssid,
4582                                 wifi->tethering_param->ssid->passphrase,
4583                                 wifi->bridge, true);
4584
4585                 if ((ret == -EOPNOTSUPP) && (wifi_technology)) {
4586                         connman_technology_tethering_notify(wifi_technology,false);
4587                 }
4588
4589                 g_free(wifi->tethering_param->ssid);
4590                 g_free(wifi->tethering_param);
4591                 wifi->tethering_param = NULL;
4592         }
4593 }
4594
4595 static unsigned char calculate_strength(GSupplicantNetwork *supplicant_network)
4596 {
4597         unsigned char strength;
4598
4599         strength = 120 + g_supplicant_network_get_signal(supplicant_network);
4600 #if !defined TIZEN_EXT
4601         if (strength > 100)
4602                 strength = 100;
4603 #endif
4604
4605         return strength;
4606 }
4607
4608 #if defined TIZEN_EXT_WIFI_MESH
4609 static void mesh_peer_added(GSupplicantNetwork *supplicant_network)
4610 {
4611         GSupplicantInterface *interface;
4612         struct wifi_data *wifi;
4613         const char *name, *security;
4614         struct connman_mesh *connman_mesh;
4615         struct wifi_mesh_info *mesh_info;
4616         const unsigned char *bssid;
4617         const char *identifier;
4618         char *address;
4619         uint16_t frequency;
4620         int ret;
4621
4622         interface = g_supplicant_network_get_interface(supplicant_network);
4623         wifi = g_supplicant_interface_get_data(interface);
4624         if (!wifi || !wifi->mesh_interface) {
4625                 DBG("Virtual Mesh interface not created");
4626                 return;
4627         }
4628
4629         bssid = g_supplicant_network_get_bssid(supplicant_network);
4630         address = g_malloc0(19);
4631         snprintf(address, 19, "%02x:%02x:%02x:%02x:%02x:%02x", bssid[0], bssid[1],
4632                                                                  bssid[2], bssid[3], bssid[4], bssid[5]);
4633
4634         identifier = g_supplicant_network_get_identifier(supplicant_network);
4635         name = g_supplicant_network_get_name(supplicant_network);
4636         security = g_supplicant_network_get_security(supplicant_network);
4637         frequency = g_supplicant_network_get_frequency(supplicant_network);
4638
4639         mesh_info = wifi->mesh_info;
4640         connman_mesh = connman_mesh_get(mesh_info->identifier, identifier);
4641         if (connman_mesh)
4642                 goto done;
4643
4644         DBG("Mesh Peer name %s identifier %s security %s added", name, identifier,
4645                                         security);
4646         connman_mesh = connman_mesh_create(mesh_info->identifier, identifier);
4647         connman_mesh_set_name(connman_mesh, name);
4648         connman_mesh_set_security(connman_mesh, security);
4649         connman_mesh_set_frequency(connman_mesh, frequency);
4650         connman_mesh_set_address(connman_mesh, address);
4651         connman_mesh_set_index(connman_mesh, mesh_info->index);
4652         connman_mesh_set_strength(connman_mesh,
4653                                                 calculate_strength(supplicant_network));
4654         connman_mesh_set_peer_type(connman_mesh, CONNMAN_MESH_PEER_TYPE_DISCOVERED);
4655
4656         ret = connman_mesh_register(connman_mesh);
4657         if (ret == -EALREADY)
4658                 DBG("Mesh Peer is already registered");
4659
4660 done:
4661         g_free(address);
4662 }
4663
4664 static void mesh_peer_removed(GSupplicantNetwork *supplicant_network)
4665 {
4666         GSupplicantInterface *interface;
4667         struct wifi_data *wifi;
4668         struct connman_mesh *connman_mesh;
4669         struct wifi_mesh_info *mesh_info;
4670         const char *identifier;
4671
4672         interface = g_supplicant_network_get_interface(supplicant_network);
4673         wifi = g_supplicant_interface_get_data(interface);
4674         if (!wifi || !wifi->mesh_interface) {
4675                 DBG("Virtual Mesh interface not created");
4676                 return;
4677         }
4678
4679         identifier = g_supplicant_network_get_identifier(supplicant_network);
4680         if (!identifier) {
4681                 DBG("Failed to get Mesh Peer identifier");
4682                 return;
4683         }
4684
4685         mesh_info = wifi->mesh_info;
4686         connman_mesh = connman_mesh_get(mesh_info->identifier, identifier);
4687         if (connman_mesh) {
4688                 /* Do not unregister connected mesh peer */
4689                 if (connman_mesh_peer_is_connected_state(connman_mesh)) {
4690                         DBG("Mesh Peer %s is connected", identifier);
4691                         return;
4692                 }
4693                 DBG("Mesh Peer identifier %s removed", identifier);
4694                 connman_mesh_unregister(connman_mesh);
4695         }
4696 }
4697 #endif
4698
4699 static void network_added(GSupplicantNetwork *supplicant_network)
4700 {
4701         struct connman_network *network;
4702         GSupplicantInterface *interface;
4703         struct wifi_data *wifi;
4704         const char *name, *identifier, *security, *group, *mode;
4705         const unsigned char *ssid;
4706         unsigned int ssid_len;
4707         bool wps;
4708         bool wps_pbc;
4709         bool wps_ready;
4710         bool wps_advertizing;
4711
4712 #if defined TIZEN_EXT
4713         GSList *vsie_list = NULL;
4714         const unsigned char *country_code;
4715         ieee80211_modes_e phy_mode;
4716 #endif
4717
4718         mode = g_supplicant_network_get_mode(supplicant_network);
4719         identifier = g_supplicant_network_get_identifier(supplicant_network);
4720
4721         DBG("%s", identifier);
4722
4723         if (!g_strcmp0(mode, "adhoc"))
4724                 return;
4725
4726 #if defined TIZEN_EXT_WIFI_MESH
4727         if (!g_strcmp0(mode, "mesh")) {
4728                 mesh_peer_added(supplicant_network);
4729                 return;
4730         }
4731 #endif
4732
4733         interface = g_supplicant_network_get_interface(supplicant_network);
4734         wifi = g_supplicant_interface_get_data(interface);
4735         name = g_supplicant_network_get_name(supplicant_network);
4736         security = g_supplicant_network_get_security(supplicant_network);
4737         group = g_supplicant_network_get_identifier(supplicant_network);
4738         wps = g_supplicant_network_get_wps(supplicant_network);
4739         wps_pbc = g_supplicant_network_is_wps_pbc(supplicant_network);
4740         wps_ready = g_supplicant_network_is_wps_active(supplicant_network);
4741         wps_advertizing = g_supplicant_network_is_wps_advertizing(
4742                                                         supplicant_network);
4743
4744         if (!wifi)
4745                 return;
4746
4747         ssid = g_supplicant_network_get_ssid(supplicant_network, &ssid_len);
4748
4749         network = connman_device_get_network(wifi->device, identifier);
4750
4751         if (!network) {
4752                 network = connman_network_create(identifier,
4753                                                 CONNMAN_NETWORK_TYPE_WIFI);
4754                 if (!network)
4755                         return;
4756
4757                 connman_network_set_index(network, wifi->index);
4758
4759                 if (connman_device_add_network(wifi->device, network) < 0) {
4760                         connman_network_unref(network);
4761                         return;
4762                 }
4763
4764                 wifi->networks = g_slist_prepend(wifi->networks, network);
4765         }
4766
4767         if (name && name[0] != '\0')
4768                 connman_network_set_name(network, name);
4769
4770         connman_network_set_blob(network, "WiFi.SSID",
4771                                                 ssid, ssid_len);
4772 #if defined TIZEN_EXT
4773         vsie_list = (GSList *)g_supplicant_network_get_wifi_vsie(supplicant_network);
4774         if (vsie_list)
4775                 connman_network_set_vsie_list(network, vsie_list);
4776         else
4777                 DBG("vsie_list is NULL");
4778         country_code = g_supplicant_network_get_countrycode(supplicant_network);
4779         connman_network_set_countrycode(network, country_code);
4780         phy_mode = g_supplicant_network_get_phy_mode(supplicant_network);
4781         connman_network_set_phy_mode(network, phy_mode);
4782 #endif
4783         connman_network_set_string(network, "WiFi.Security", security);
4784         connman_network_set_strength(network,
4785                                 calculate_strength(supplicant_network));
4786         connman_network_set_bool(network, "WiFi.WPS", wps);
4787         connman_network_set_bool(network, "WiFi.WPSAdvertising",
4788                                 wps_advertizing);
4789
4790         if (wps) {
4791                 /* Is AP advertizing for WPS association?
4792                  * If so, we decide to use WPS by default */
4793                 if (wps_ready && wps_pbc &&
4794                                                 wps_advertizing)
4795 #if !defined TIZEN_EXT
4796                         connman_network_set_bool(network, "WiFi.UseWPS", true);
4797 #else
4798                         DBG("wps is activating by ap but ignore it.");
4799 #endif
4800         }
4801
4802         connman_network_set_frequency(network,
4803                         g_supplicant_network_get_frequency(supplicant_network));
4804
4805 #if defined TIZEN_EXT
4806         connman_network_set_bssid(network,
4807                         g_supplicant_network_get_bssid(supplicant_network));
4808         connman_network_set_maxrate(network,
4809                         g_supplicant_network_get_maxrate(supplicant_network));
4810         connman_network_set_enc_mode(network,
4811                         g_supplicant_network_get_enc_mode(supplicant_network));
4812         connman_network_set_rsn_mode(network,
4813                         g_supplicant_network_get_rsn_mode(supplicant_network));
4814         connman_network_set_keymgmt(network,
4815                         g_supplicant_network_get_keymgmt(supplicant_network));
4816         connman_network_set_bool(network, "WiFi.HS20AP",
4817                         g_supplicant_network_is_hs20AP(supplicant_network));
4818         connman_network_set_bssid_list(network,
4819                         (GSList *)g_supplicant_network_get_bssid_list(supplicant_network));
4820 #endif
4821         connman_network_set_available(network, true);
4822         connman_network_set_string(network, "WiFi.Mode", mode);
4823
4824 #if defined TIZEN_EXT
4825         if (group)
4826 #else
4827         if (ssid)
4828 #endif
4829                 connman_network_set_group(network, group);
4830
4831 #if defined TIZEN_EXT
4832         if (wifi_first_scan == true)
4833                 found_with_first_scan = true;
4834 #endif
4835
4836         if (wifi->hidden && ssid) {
4837 #if defined TIZEN_EXT
4838                 if (network_security(wifi->hidden->security) ==
4839                         network_security(security) &&
4840 #else
4841                 if (!g_strcmp0(wifi->hidden->security, security) &&
4842 #endif
4843                                 wifi->hidden->ssid_len == ssid_len &&
4844                                 !memcmp(wifi->hidden->ssid, ssid, ssid_len)) {
4845                         connman_network_connect_hidden(network,
4846                                         wifi->hidden->identity,
4847                                         wifi->hidden->passphrase,
4848                                         wifi->hidden->user_data);
4849                         wifi->hidden->user_data = NULL;
4850                         hidden_free(wifi->hidden);
4851                         wifi->hidden = NULL;
4852                 }
4853         }
4854 }
4855
4856 static void network_removed(GSupplicantNetwork *network)
4857 {
4858         GSupplicantInterface *interface;
4859         struct wifi_data *wifi;
4860         const char *name, *identifier;
4861         struct connman_network *connman_network;
4862
4863 #if defined TIZEN_EXT_WIFI_MESH
4864         const char *mode;
4865         mode = g_supplicant_network_get_mode(network);
4866         if (!g_strcmp0(mode, "mesh")) {
4867                 mesh_peer_removed(network);
4868                 return;
4869         }
4870 #endif
4871
4872         interface = g_supplicant_network_get_interface(network);
4873         wifi = g_supplicant_interface_get_data(interface);
4874         identifier = g_supplicant_network_get_identifier(network);
4875         name = g_supplicant_network_get_name(network);
4876
4877         DBG("name %s", name);
4878
4879         if (!wifi)
4880                 return;
4881
4882         connman_network = connman_device_get_network(wifi->device, identifier);
4883         if (!connman_network)
4884                 return;
4885
4886 #if defined TIZEN_EXT
4887         if (connman_network == wifi->scan_pending_network)
4888                 wifi->scan_pending_network = NULL;
4889
4890         if (connman_network == wifi->pending_network)
4891                 wifi->pending_network = NULL;
4892
4893         if(connman_network_get_connecting(connman_network) == true){
4894                 connman_network_set_connected(connman_network, false);
4895         }
4896 #endif
4897
4898         wifi->networks = g_slist_remove(wifi->networks, connman_network);
4899
4900         connman_device_remove_network(wifi->device, connman_network);
4901         connman_network_unref(connman_network);
4902 }
4903
4904 static void network_changed(GSupplicantNetwork *network, const char *property)
4905 {
4906         GSupplicantInterface *interface;
4907         struct wifi_data *wifi;
4908         const char *name, *identifier;
4909         struct connman_network *connman_network;
4910         bool update_needed;
4911
4912 #if defined TIZEN_EXT
4913         const unsigned char *bssid;
4914         unsigned int maxrate;
4915         uint16_t frequency;
4916         bool wps;
4917         const unsigned char *country_code;
4918         ieee80211_modes_e phy_mode;
4919         GSList *bssid_list;
4920 #endif
4921
4922         interface = g_supplicant_network_get_interface(network);
4923         wifi = g_supplicant_interface_get_data(interface);
4924         identifier = g_supplicant_network_get_identifier(network);
4925         name = g_supplicant_network_get_name(network);
4926
4927         DBG("name %s", name);
4928
4929         if (!wifi)
4930                 return;
4931
4932         connman_network = connman_device_get_network(wifi->device, identifier);
4933         if (!connman_network)
4934                 return;
4935
4936         if (g_str_equal(property, "WPSCapabilities")) {
4937                 bool wps;
4938                 bool wps_pbc;
4939                 bool wps_ready;
4940                 bool wps_advertizing;
4941
4942                 wps = g_supplicant_network_get_wps(network);
4943                 wps_pbc = g_supplicant_network_is_wps_pbc(network);
4944                 wps_ready = g_supplicant_network_is_wps_active(network);
4945                 wps_advertizing =
4946                         g_supplicant_network_is_wps_advertizing(network);
4947
4948                 connman_network_set_bool(connman_network, "WiFi.WPS", wps);
4949                 connman_network_set_bool(connman_network,
4950                                 "WiFi.WPSAdvertising", wps_advertizing);
4951
4952                 if (wps) {
4953                         /*
4954                          * Is AP advertizing for WPS association?
4955                          * If so, we decide to use WPS by default
4956                          */
4957                         if (wps_ready && wps_pbc && wps_advertizing)
4958                                 connman_network_set_bool(connman_network,
4959                                                         "WiFi.UseWPS", true);
4960                 }
4961
4962                 update_needed = true;
4963         } else if (g_str_equal(property, "Signal")) {
4964                 connman_network_set_strength(connman_network,
4965                                         calculate_strength(network));
4966                 update_needed = true;
4967         } else
4968                 update_needed = false;
4969
4970         if (update_needed)
4971                 connman_network_update(connman_network);
4972
4973 #if defined TIZEN_EXT
4974         bssid = g_supplicant_network_get_bssid(network);
4975         maxrate = g_supplicant_network_get_maxrate(network);
4976         frequency = g_supplicant_network_get_frequency(network);
4977         wps = g_supplicant_network_get_wps(network);
4978         phy_mode = g_supplicant_network_get_phy_mode(network);
4979
4980         connman_network_set_bssid(connman_network, bssid);
4981         connman_network_set_maxrate(connman_network, maxrate);
4982         connman_network_set_frequency(connman_network, frequency);
4983         connman_network_set_bool(connman_network, "WiFi.WPS", wps);
4984         country_code = g_supplicant_network_get_countrycode(network);
4985         connman_network_set_countrycode(connman_network, country_code);
4986         bssid_list = (GSList *)g_supplicant_network_get_bssid_list(network);
4987         connman_network_set_bssid_list(connman_network, bssid_list);
4988         connman_network_set_phy_mode(connman_network, phy_mode);
4989
4990         if (g_str_equal(property, "CheckMultiBssidConnect") &&
4991                         connman_network_get_associating(connman_network))
4992                 network_connect(connman_network);
4993 #endif
4994 }
4995
4996 static void network_associated(GSupplicantNetwork *network)
4997 {
4998         GSupplicantInterface *interface;
4999         struct wifi_data *wifi;
5000         struct connman_network *connman_network;
5001         const char *identifier;
5002
5003         DBG("");
5004
5005         interface = g_supplicant_network_get_interface(network);
5006         if (!interface)
5007                 return;
5008
5009         wifi = g_supplicant_interface_get_data(interface);
5010         if (!wifi)
5011                 return;
5012
5013         /* P2P networks must not be treated as WiFi networks */
5014         if (wifi->p2p_connecting || wifi->p2p_device)
5015                 return;
5016
5017         identifier = g_supplicant_network_get_identifier(network);
5018
5019         connman_network = connman_device_get_network(wifi->device, identifier);
5020         if (!connman_network)
5021                 return;
5022
5023         if (wifi->network) {
5024                 if (wifi->network == connman_network)
5025                         return;
5026
5027                 /*
5028                  * This should never happen, we got associated with
5029                  * a network different than the one we were expecting.
5030                  */
5031                 DBG("Associated to %p while expecting %p",
5032                                         connman_network, wifi->network);
5033
5034                 connman_network_set_associating(wifi->network, false);
5035         }
5036
5037         DBG("Reconnecting to previous network %p from wpa_s", connman_network);
5038
5039         wifi->network = connman_network_ref(connman_network);
5040         wifi->retries = 0;
5041
5042         /*
5043          * Interface state changes callback (interface_state) is always
5044          * called before network_associated callback thus we need to call
5045          * interface_state again in order to process the new state now that
5046          * we have the network properly set.
5047          */
5048         interface_state(interface);
5049 }
5050
5051 static void sta_authorized(GSupplicantInterface *interface,
5052                                         const char *addr)
5053 {
5054         struct wifi_data *wifi = g_supplicant_interface_get_data(interface);
5055
5056         DBG("wifi %p station %s authorized", wifi, addr);
5057
5058         if (!wifi || !wifi->tethering)
5059                 return;
5060
5061         __connman_tethering_client_register(addr);
5062 }
5063
5064 static void sta_deauthorized(GSupplicantInterface *interface,
5065                                         const char *addr)
5066 {
5067         struct wifi_data *wifi = g_supplicant_interface_get_data(interface);
5068
5069         DBG("wifi %p station %s deauthorized", wifi, addr);
5070
5071         if (!wifi || !wifi->tethering)
5072                 return;
5073
5074         __connman_tethering_client_unregister(addr);
5075 }
5076
5077 static void apply_peer_services(GSupplicantPeer *peer,
5078                                 struct connman_peer *connman_peer)
5079 {
5080         const unsigned char *data;
5081         int length;
5082
5083         DBG("");
5084
5085         connman_peer_reset_services(connman_peer);
5086
5087         data = g_supplicant_peer_get_widi_ies(peer, &length);
5088         if (data) {
5089                 connman_peer_add_service(connman_peer,
5090                         CONNMAN_PEER_SERVICE_WIFI_DISPLAY, data, length);
5091         }
5092 }
5093
5094 static void peer_found(GSupplicantPeer *peer)
5095 {
5096         GSupplicantInterface *iface = g_supplicant_peer_get_interface(peer);
5097         struct wifi_data *wifi = g_supplicant_interface_get_data(iface);
5098         struct connman_peer *connman_peer;
5099         const char *identifier, *name;
5100         int ret;
5101
5102 #if defined TIZEN_EXT
5103         if (!wifi)
5104                 return;
5105 #endif
5106         identifier = g_supplicant_peer_get_identifier(peer);
5107         name = g_supplicant_peer_get_name(peer);
5108
5109         DBG("ident: %s", identifier);
5110
5111         connman_peer = connman_peer_get(wifi->device, identifier);
5112         if (connman_peer)
5113                 return;
5114
5115         connman_peer = connman_peer_create(identifier);
5116         connman_peer_set_name(connman_peer, name);
5117         connman_peer_set_device(connman_peer, wifi->device);
5118         apply_peer_services(peer, connman_peer);
5119
5120         ret = connman_peer_register(connman_peer);
5121         if (ret < 0 && ret != -EALREADY)
5122                 connman_peer_unref(connman_peer);
5123         else
5124                 wifi->peers = g_slist_prepend(wifi->peers, connman_peer);
5125 }
5126
5127 static void peer_lost(GSupplicantPeer *peer)
5128 {
5129         GSupplicantInterface *iface = g_supplicant_peer_get_interface(peer);
5130         struct wifi_data *wifi = g_supplicant_interface_get_data(iface);
5131         struct connman_peer *connman_peer;
5132         const char *identifier;
5133
5134         if (!wifi)
5135                 return;
5136
5137         identifier = g_supplicant_peer_get_identifier(peer);
5138
5139         DBG("ident: %s", identifier);
5140
5141         connman_peer = connman_peer_get(wifi->device, identifier);
5142         if (connman_peer) {
5143                 if (wifi->p2p_connecting &&
5144                                 wifi->pending_peer == connman_peer) {
5145                         peer_connect_timeout(wifi);
5146                 }
5147                 connman_peer_unregister(connman_peer);
5148                 connman_peer_unref(connman_peer);
5149         }
5150
5151         wifi->peers = g_slist_remove(wifi->peers, connman_peer);
5152 }
5153
5154 static void peer_changed(GSupplicantPeer *peer, GSupplicantPeerState state)
5155 {
5156         GSupplicantInterface *iface = g_supplicant_peer_get_interface(peer);
5157         struct wifi_data *wifi = g_supplicant_interface_get_data(iface);
5158         enum connman_peer_state p_state = CONNMAN_PEER_STATE_UNKNOWN;
5159         struct connman_peer *connman_peer;
5160         const char *identifier;
5161
5162         identifier = g_supplicant_peer_get_identifier(peer);
5163
5164         DBG("ident: %s", identifier);
5165
5166         if (!wifi)
5167                 return;
5168
5169         connman_peer = connman_peer_get(wifi->device, identifier);
5170         if (!connman_peer)
5171                 return;
5172
5173         switch (state) {
5174         case G_SUPPLICANT_PEER_SERVICES_CHANGED:
5175                 apply_peer_services(peer, connman_peer);
5176                 connman_peer_services_changed(connman_peer);
5177                 return;
5178         case G_SUPPLICANT_PEER_GROUP_CHANGED:
5179                 if (!g_supplicant_peer_is_in_a_group(peer))
5180                         p_state = CONNMAN_PEER_STATE_IDLE;
5181                 else
5182                         p_state = CONNMAN_PEER_STATE_CONFIGURATION;
5183                 break;
5184         case G_SUPPLICANT_PEER_GROUP_STARTED:
5185                 break;
5186         case G_SUPPLICANT_PEER_GROUP_FINISHED:
5187                 p_state = CONNMAN_PEER_STATE_IDLE;
5188                 break;
5189         case G_SUPPLICANT_PEER_GROUP_JOINED:
5190                 connman_peer_set_iface_address(connman_peer,
5191                                 g_supplicant_peer_get_iface_address(peer));
5192                 break;
5193         case G_SUPPLICANT_PEER_GROUP_DISCONNECTED:
5194                 p_state = CONNMAN_PEER_STATE_IDLE;
5195                 break;
5196         case G_SUPPLICANT_PEER_GROUP_FAILED:
5197                 if (g_supplicant_peer_has_requested_connection(peer))
5198                         p_state = CONNMAN_PEER_STATE_IDLE;
5199                 else
5200                         p_state = CONNMAN_PEER_STATE_FAILURE;
5201                 break;
5202         }
5203
5204         if (p_state == CONNMAN_PEER_STATE_CONFIGURATION ||
5205                                         p_state == CONNMAN_PEER_STATE_FAILURE) {
5206                 if (wifi->p2p_connecting
5207                                 && connman_peer == wifi->pending_peer)
5208                         peer_cancel_timeout(wifi);
5209                 else
5210                         p_state = CONNMAN_PEER_STATE_UNKNOWN;
5211         }
5212
5213         if (p_state == CONNMAN_PEER_STATE_UNKNOWN)
5214                 return;
5215
5216         if (p_state == CONNMAN_PEER_STATE_CONFIGURATION) {
5217                 GSupplicantInterface *g_iface;
5218                 struct wifi_data *g_wifi;
5219
5220                 g_iface = g_supplicant_peer_get_group_interface(peer);
5221                 if (!g_iface)
5222                         return;
5223
5224                 g_wifi = g_supplicant_interface_get_data(g_iface);
5225                 if (!g_wifi)
5226                         return;
5227
5228                 connman_peer_set_as_master(connman_peer,
5229                                         !g_supplicant_peer_is_client(peer));
5230                 connman_peer_set_sub_device(connman_peer, g_wifi->device);
5231
5232                 /*
5233                  * If wpa_supplicant didn't create a dedicated p2p-group
5234                  * interface then mark this interface as p2p_device to avoid
5235                  * scan and auto-scan are launched on it while P2P is connected.
5236                  */
5237                 if (!g_list_find(p2p_iface_list, g_wifi))
5238                         wifi->p2p_device = true;
5239         }
5240
5241         connman_peer_set_state(connman_peer, p_state);
5242 }
5243
5244 static void peer_request(GSupplicantPeer *peer)
5245 {
5246         GSupplicantInterface *iface = g_supplicant_peer_get_interface(peer);
5247         struct wifi_data *wifi = g_supplicant_interface_get_data(iface);
5248         struct connman_peer *connman_peer;
5249         const char *identifier;
5250
5251 #if defined TIZEN_EXT
5252         if (!wifi)
5253                 return;
5254 #endif
5255
5256         identifier = g_supplicant_peer_get_identifier(peer);
5257
5258         DBG("ident: %s", identifier);
5259
5260         connman_peer = connman_peer_get(wifi->device, identifier);
5261         if (!connman_peer)
5262                 return;
5263
5264         connman_peer_request_connection(connman_peer);
5265 }
5266
5267 #if defined TIZEN_EXT
5268 static void system_power_off(void)
5269 {
5270         GList *list;
5271         struct wifi_data *wifi;
5272         struct connman_service *service;
5273         struct connman_ipconfig *ipconfig_ipv4;
5274
5275         if (connman_setting_get_bool("WiFiDHCPRelease") == true) {
5276                 for (list = iface_list; list; list = list->next) {
5277                         wifi = list->data;
5278
5279                         if (wifi->network != NULL) {
5280                                 service = connman_service_lookup_from_network(wifi->network);
5281                                 ipconfig_ipv4 = __connman_service_get_ip4config(service);
5282                                 __connman_dhcp_stop(ipconfig_ipv4);
5283                         }
5284                 }
5285         }
5286 }
5287
5288 static void network_merged(GSupplicantNetwork *network)
5289 {
5290         GSupplicantInterface *interface;
5291         GSupplicantState state;
5292         struct wifi_data *wifi;
5293         const char *identifier;
5294         struct connman_network *connman_network;
5295         bool ishs20AP = 0;
5296         char *temp = NULL;
5297
5298         interface = g_supplicant_network_get_interface(network);
5299         if (!interface)
5300                 return;
5301
5302         state = g_supplicant_interface_get_state(interface);
5303         if (state < G_SUPPLICANT_STATE_AUTHENTICATING)
5304                 return;
5305
5306         wifi = g_supplicant_interface_get_data(interface);
5307         if (!wifi)
5308                 return;
5309
5310         identifier = g_supplicant_network_get_identifier(network);
5311
5312         connman_network = connman_device_get_network(wifi->device, identifier);
5313         if (!connman_network)
5314                 return;
5315
5316         DBG("merged identifier %s", identifier);
5317
5318         if (wifi->connected == FALSE) {
5319                 switch (state) {
5320                 case G_SUPPLICANT_STATE_AUTHENTICATING:
5321                 case G_SUPPLICANT_STATE_ASSOCIATING:
5322                 case G_SUPPLICANT_STATE_ASSOCIATED:
5323                 case G_SUPPLICANT_STATE_4WAY_HANDSHAKE:
5324                 case G_SUPPLICANT_STATE_GROUP_HANDSHAKE:
5325                         connman_network_set_associating(connman_network, TRUE);
5326                         break;
5327                 case G_SUPPLICANT_STATE_COMPLETED:
5328                         connman_network_set_connected(connman_network, TRUE);
5329                         break;
5330                 default:
5331                         DBG("Not handled the state : %d", state);
5332                         break;
5333                 }
5334         }
5335
5336         ishs20AP = g_supplicant_network_is_hs20AP(network);
5337
5338         if (ishs20AP &&
5339                 g_strcmp0(g_supplicant_network_get_security(network), "ieee8021x") == 0) {
5340                 temp = g_ascii_strdown(g_supplicant_network_get_eap(network), -1);
5341                 connman_network_set_string(connman_network, "WiFi.EAP",
5342                                 temp);
5343                 connman_network_set_string(connman_network, "WiFi.Identity",
5344                                 g_supplicant_network_get_identity(network));
5345                 connman_network_set_string(connman_network, "WiFi.Phase2",
5346                                 g_supplicant_network_get_phase2(network));
5347
5348                 g_free(temp);
5349         }
5350
5351         wifi->network = connman_network;
5352 }
5353
5354 static void assoc_failed(void *user_data)
5355 {
5356         struct connman_network *network = user_data;
5357         connman_network_set_associating(network, false);
5358 }
5359
5360 static void scan_done(GSupplicantInterface *interface)
5361 {
5362         GList *list;
5363         int scan_type = CONNMAN_SCAN_TYPE_WPA_SUPPLICANT;
5364         struct wifi_data *wifi;
5365         bool scanning;
5366
5367         for (list = iface_list; list; list = list->next) {
5368                 wifi = list->data;
5369
5370                 if (interface == wifi->interface) {
5371                         scanning = connman_device_get_scanning(wifi->device,
5372                                         CONNMAN_SERVICE_TYPE_WIFI);
5373                         if (!scanning)
5374                                 __connman_technology_notify_scan_done(scan_type);
5375                         break;
5376                 }
5377         }
5378 }
5379 #endif
5380
5381 static void debug(const char *str)
5382 {
5383         if (getenv("CONNMAN_SUPPLICANT_DEBUG"))
5384                 connman_debug("%s", str);
5385 }
5386
5387 static void disconnect_reasoncode(GSupplicantInterface *interface,
5388                                 int reasoncode)
5389 {
5390         struct wifi_data *wifi = g_supplicant_interface_get_data(interface);
5391
5392         if (wifi != NULL) {
5393                 wifi->disconnect_code = reasoncode;
5394         }
5395 }
5396
5397 static void assoc_status_code(GSupplicantInterface *interface, int status_code)
5398 {
5399         struct wifi_data *wifi = g_supplicant_interface_get_data(interface);
5400
5401         if (wifi != NULL) {
5402                 wifi->assoc_code = status_code;
5403         }
5404 }
5405
5406 static const GSupplicantCallbacks callbacks = {
5407         .system_ready           = system_ready,
5408         .system_killed          = system_killed,
5409         .interface_added        = interface_added,
5410         .interface_state        = interface_state,
5411         .interface_removed      = interface_removed,
5412         .p2p_support            = p2p_support,
5413         .scan_started           = scan_started,
5414         .scan_finished          = scan_finished,
5415         .ap_create_fail         = ap_create_fail,
5416         .network_added          = network_added,
5417         .network_removed        = network_removed,
5418         .network_changed        = network_changed,
5419         .network_associated     = network_associated,
5420         .sta_authorized         = sta_authorized,
5421         .sta_deauthorized       = sta_deauthorized,
5422         .peer_found             = peer_found,
5423         .peer_lost              = peer_lost,
5424         .peer_changed           = peer_changed,
5425         .peer_request           = peer_request,
5426 #if defined TIZEN_EXT
5427         .system_power_off       = system_power_off,
5428         .network_merged         = network_merged,
5429         .assoc_failed           = assoc_failed,
5430         .scan_done              = scan_done,
5431 #endif
5432         .debug                  = debug,
5433         .disconnect_reasoncode  = disconnect_reasoncode,
5434         .assoc_status_code      = assoc_status_code,
5435 #if defined TIZEN_EXT_WIFI_MESH
5436         .mesh_support           = mesh_support,
5437         .mesh_group_started = mesh_group_started,
5438         .mesh_group_removed = mesh_group_removed,
5439         .mesh_peer_connected = mesh_peer_connected,
5440         .mesh_peer_disconnected = mesh_peer_disconnected,
5441 #endif
5442 };
5443
5444
5445 static int tech_probe(struct connman_technology *technology)
5446 {
5447         wifi_technology = technology;
5448
5449         return 0;
5450 }
5451
5452 static void tech_remove(struct connman_technology *technology)
5453 {
5454         wifi_technology = NULL;
5455 }
5456
5457 static GSupplicantSSID *ssid_ap_init(const char *ssid, const char *passphrase)
5458 {
5459         GSupplicantSSID *ap;
5460
5461         ap = g_try_malloc0(sizeof(GSupplicantSSID));
5462         if (!ap)
5463                 return NULL;
5464
5465         ap->mode = G_SUPPLICANT_MODE_MASTER;
5466 #if defined TIZEN_EXT
5467         ap->ssid = (void *) ssid;
5468 #else
5469         ap->ssid = ssid;
5470 #endif
5471         ap->ssid_len = strlen(ssid);
5472         ap->scan_ssid = 0;
5473         ap->freq = 2412;
5474
5475         if (!passphrase || strlen(passphrase) == 0) {
5476                 ap->security = G_SUPPLICANT_SECURITY_NONE;
5477                 ap->passphrase = NULL;
5478         } else {
5479                ap->security = G_SUPPLICANT_SECURITY_PSK;
5480                ap->protocol = G_SUPPLICANT_PROTO_RSN;
5481                ap->pairwise_cipher = G_SUPPLICANT_PAIRWISE_CCMP;
5482                ap->group_cipher = G_SUPPLICANT_GROUP_CCMP;
5483                ap->passphrase = passphrase;
5484         }
5485
5486         return ap;
5487 }
5488
5489 static void ap_start_callback(int result, GSupplicantInterface *interface,
5490                                                         void *user_data)
5491 {
5492         struct wifi_tethering_info *info = user_data;
5493
5494         DBG("result %d index %d bridge %s",
5495                 result, info->wifi->index, info->wifi->bridge);
5496
5497         if ((result < 0) || (info->wifi->ap_supported != WIFI_AP_SUPPORTED)) {
5498                 connman_inet_remove_from_bridge(info->wifi->index,
5499                                                         info->wifi->bridge);
5500
5501                 if (info->wifi->ap_supported == WIFI_AP_SUPPORTED) {
5502                         connman_technology_tethering_notify(info->technology, false);
5503                         g_free(info->wifi->tethering_param->ssid);
5504                         g_free(info->wifi->tethering_param);
5505                         info->wifi->tethering_param = NULL;
5506                 }
5507         }
5508
5509         g_free(info->ifname);
5510         g_free(info);
5511 }
5512
5513 static void ap_create_callback(int result,
5514                                 GSupplicantInterface *interface,
5515                                         void *user_data)
5516 {
5517         struct wifi_tethering_info *info = user_data;
5518
5519         DBG("result %d ifname %s", result,
5520                                 g_supplicant_interface_get_ifname(interface));
5521
5522         if ((result < 0) || (info->wifi->ap_supported != WIFI_AP_SUPPORTED)) {
5523                 connman_inet_remove_from_bridge(info->wifi->index,
5524                                                         info->wifi->bridge);
5525
5526                 if (info->wifi->ap_supported == WIFI_AP_SUPPORTED) {
5527                         connman_technology_tethering_notify(info->technology, false);
5528                         g_free(info->wifi->tethering_param->ssid);
5529                         g_free(info->wifi->tethering_param);
5530                         info->wifi->tethering_param = NULL;
5531
5532                 }
5533
5534                 g_free(info->ifname);
5535                 g_free(info->ssid);
5536                 g_free(info);
5537                 return;
5538         }
5539
5540         info->wifi->interface = interface;
5541         g_supplicant_interface_set_data(interface, info->wifi);
5542
5543         if (g_supplicant_interface_set_apscan(interface, 2) < 0)
5544                 connman_error("Failed to set interface ap_scan property");
5545
5546         g_supplicant_interface_connect(interface, info->ssid,
5547                                                 ap_start_callback, info);
5548 }
5549
5550 static void sta_remove_callback(int result,
5551                                 GSupplicantInterface *interface,
5552                                         void *user_data)
5553 {
5554         struct wifi_tethering_info *info = user_data;
5555         const char *driver = connman_option_get_string("wifi");
5556
5557         DBG("ifname %s result %d ", info->ifname, result);
5558
5559         if ((result < 0) || (info->wifi->ap_supported != WIFI_AP_SUPPORTED)) {
5560                 info->wifi->tethering = false;
5561                 connman_technology_tethering_notify(info->technology, false);
5562
5563                 if (info->wifi->ap_supported == WIFI_AP_SUPPORTED) {
5564                         g_free(info->wifi->tethering_param->ssid);
5565                         g_free(info->wifi->tethering_param);
5566                         info->wifi->tethering_param = NULL;
5567                 }
5568
5569                 g_free(info->ifname);
5570                 g_free(info->ssid);
5571                 g_free(info);
5572                 return;
5573         }
5574
5575         info->wifi->interface = NULL;
5576
5577         g_supplicant_interface_create(info->ifname, driver, info->wifi->bridge,
5578                                                 ap_create_callback,
5579                                                         info);
5580 }
5581
5582 static int enable_wifi_tethering(struct connman_technology *technology,
5583                                 const char *bridge, const char *identifier,
5584                                 const char *passphrase, bool available)
5585 {
5586         GList *list;
5587         GSupplicantInterface *interface;
5588         struct wifi_data *wifi;
5589         struct wifi_tethering_info *info;
5590         const char *ifname;
5591         unsigned int mode;
5592         int err, berr = 0;
5593
5594         for (list = iface_list; list; list = list->next) {
5595                 wifi = list->data;
5596
5597                 DBG("wifi %p network %p pending_network %p", wifi,
5598                         wifi->network, wifi->pending_network);
5599
5600                 interface = wifi->interface;
5601
5602                 if (!interface)
5603                         continue;
5604
5605                 ifname = g_supplicant_interface_get_ifname(wifi->interface);
5606                 if (!ifname)
5607                         continue;
5608
5609                 if (wifi->ap_supported == WIFI_AP_NOT_SUPPORTED) {
5610                         DBG("%s does not support AP mode (detected)", ifname);
5611                         continue;
5612                 }
5613
5614                 mode = g_supplicant_interface_get_mode(interface);
5615                 if ((mode & G_SUPPLICANT_CAPABILITY_MODE_AP) == 0) {
5616                         wifi->ap_supported = WIFI_AP_NOT_SUPPORTED;
5617                         DBG("%s does not support AP mode (capability)", ifname);
5618                         continue;
5619                 }
5620
5621                 if (wifi->network && available)
5622                         continue;
5623
5624                 info = g_try_malloc0(sizeof(struct wifi_tethering_info));
5625                 if (!info)
5626                         return -ENOMEM;
5627
5628                 wifi->tethering_param = g_try_malloc0(sizeof(struct wifi_tethering_info));
5629                 if (!wifi->tethering_param) {
5630                         g_free(info);
5631                         return -ENOMEM;
5632                 }
5633
5634                 info->wifi = wifi;
5635                 info->technology = technology;
5636                 info->wifi->bridge = bridge;
5637                 info->ssid = ssid_ap_init(identifier, passphrase);
5638                 if (!info->ssid)
5639                         goto failed;
5640
5641                 info->ifname = g_strdup(ifname);
5642
5643                 wifi->tethering_param->technology = technology;
5644                 wifi->tethering_param->ssid = ssid_ap_init(identifier, passphrase);
5645                 if (!wifi->tethering_param->ssid)
5646                         goto failed;
5647
5648                 info->wifi->tethering = true;
5649                 info->wifi->ap_supported = WIFI_AP_SUPPORTED;
5650
5651                 berr = connman_technology_tethering_notify(technology, true);
5652                 if (berr < 0)
5653                         goto failed;
5654
5655                 err = g_supplicant_interface_remove(interface,
5656                                                 sta_remove_callback,
5657                                                         info);
5658                 if (err >= 0) {
5659                         DBG("tethering wifi %p ifname %s", wifi, ifname);
5660                         return 0;
5661                 }
5662
5663         failed:
5664                 g_free(info->ifname);
5665                 g_free(info->ssid);
5666                 g_free(info);
5667                 g_free(wifi->tethering_param);
5668                 wifi->tethering_param = NULL;
5669
5670                 /*
5671                  * Remove bridge if it was correctly created but remove
5672                  * operation failed. Instead, if bridge creation failed then
5673                  * break out and do not try again on another interface,
5674                  * bridge set-up does not depend on it.
5675                  */
5676                 if (berr == 0)
5677                         connman_technology_tethering_notify(technology, false);
5678                 else
5679                         break;
5680         }
5681
5682         return -EOPNOTSUPP;
5683 }
5684
5685 static int tech_set_tethering(struct connman_technology *technology,
5686                                 const char *identifier, const char *passphrase,
5687                                 const char *bridge, bool enabled)
5688 {
5689         GList *list;
5690         struct wifi_data *wifi;
5691         int err;
5692
5693         DBG("");
5694
5695         if (!enabled) {
5696                 for (list = iface_list; list; list = list->next) {
5697                         wifi = list->data;
5698
5699                         if (wifi->tethering) {
5700                                 wifi->tethering = false;
5701
5702                                 connman_inet_remove_from_bridge(wifi->index,
5703                                                                         bridge);
5704                                 wifi->bridged = false;
5705                         }
5706                 }
5707
5708                 connman_technology_tethering_notify(technology, false);
5709
5710                 return 0;
5711         }
5712
5713         DBG("trying tethering for available devices");
5714         err = enable_wifi_tethering(technology, bridge, identifier, passphrase,
5715                                 true);
5716
5717         if (err < 0) {
5718                 DBG("trying tethering for any device");
5719                 err = enable_wifi_tethering(technology, bridge, identifier,
5720                                         passphrase, false);
5721         }
5722
5723         return err;
5724 }
5725
5726 static void regdom_callback(int result, const char *alpha2, void *user_data)
5727 {
5728         DBG("");
5729
5730         if (!wifi_technology)
5731                 return;
5732
5733         if (result != 0)
5734                 alpha2 = NULL;
5735
5736         connman_technology_regdom_notify(wifi_technology, alpha2);
5737 }
5738
5739 static int tech_set_regdom(struct connman_technology *technology, const char *alpha2)
5740 {
5741         return g_supplicant_set_country(alpha2, regdom_callback, NULL);
5742 }
5743
5744 static struct connman_technology_driver tech_driver = {
5745         .name           = "wifi",
5746         .type           = CONNMAN_SERVICE_TYPE_WIFI,
5747         .probe          = tech_probe,
5748         .remove         = tech_remove,
5749         .set_tethering  = tech_set_tethering,
5750         .set_regdom     = tech_set_regdom,
5751 };
5752
5753 static int wifi_init(void)
5754 {
5755         int err;
5756
5757         err = connman_network_driver_register(&network_driver);
5758         if (err < 0)
5759                 return err;
5760
5761         err = g_supplicant_register(&callbacks);
5762         if (err < 0) {
5763                 connman_network_driver_unregister(&network_driver);
5764                 return err;
5765         }
5766
5767         err = connman_technology_driver_register(&tech_driver);
5768         if (err < 0) {
5769                 g_supplicant_unregister(&callbacks);
5770                 connman_network_driver_unregister(&network_driver);
5771                 return err;
5772         }
5773
5774 #if defined TIZEN_EXT
5775         failed_bssids = g_hash_table_new_full(g_str_hash, g_str_equal, g_free, NULL);
5776 #endif
5777         return 0;
5778 }
5779
5780 static void wifi_exit(void)
5781 {
5782         DBG();
5783
5784         connman_technology_driver_unregister(&tech_driver);
5785
5786         g_supplicant_unregister(&callbacks);
5787
5788         connman_network_driver_unregister(&network_driver);
5789
5790 #if defined TIZEN_EXT
5791         g_hash_table_unref(failed_bssids);
5792 #endif
5793 }
5794
5795 CONNMAN_PLUGIN_DEFINE(wifi, "WiFi interface plugin", VERSION,
5796                 CONNMAN_PLUGIN_PRIORITY_DEFAULT, wifi_init, wifi_exit)