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