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         memcpy(ssid->ssid, ssid_data, ssid->ssid_len);
3192 #else
3193         ssid->ssid = connman_network_get_blob(network, "WiFi.SSID",
3194                                                 &ssid->ssid_len);
3195 #endif
3196         ssid->scan_ssid = 1;
3197         security = connman_network_get_string(network, "WiFi.Security");
3198         ssid->security = network_security(security);
3199         ssid->passphrase = connman_network_get_string(network,
3200                                                 "WiFi.Passphrase");
3201         ssid->eap = connman_network_get_string(network, "WiFi.EAP");
3202
3203         /*
3204          * If our private key password is unset,
3205          * we use the supplied passphrase. That is needed
3206          * for PEAP where 2 passphrases (identity and client
3207          * cert may have to be provided.
3208          */
3209         if (!connman_network_get_string(network, "WiFi.PrivateKeyPassphrase"))
3210                 connman_network_set_string(network,
3211                                                 "WiFi.PrivateKeyPassphrase",
3212                                                 ssid->passphrase);
3213         /* We must have an identity for both PEAP and TLS */
3214         ssid->identity = connman_network_get_string(network, "WiFi.Identity");
3215
3216         /* Use agent provided identity as a fallback */
3217         if (!ssid->identity || strlen(ssid->identity) == 0)
3218                 ssid->identity = connman_network_get_string(network,
3219                                                         "WiFi.AgentIdentity");
3220
3221         ssid->anonymous_identity = connman_network_get_string(network,
3222                                                 "WiFi.AnonymousIdentity");
3223         ssid->ca_cert_path = connman_network_get_string(network,
3224                                                         "WiFi.CACertFile");
3225         ssid->subject_match = connman_network_get_string(network,
3226                                                         "WiFi.SubjectMatch");
3227         ssid->altsubject_match = connman_network_get_string(network,
3228                                                         "WiFi.AltSubjectMatch");
3229         ssid->domain_suffix_match = connman_network_get_string(network,
3230                                                         "WiFi.DomainSuffixMatch");
3231         ssid->domain_match = connman_network_get_string(network,
3232                                                         "WiFi.DomainMatch");
3233         ssid->client_cert_path = connman_network_get_string(network,
3234                                                         "WiFi.ClientCertFile");
3235         ssid->private_key_path = connman_network_get_string(network,
3236                                                         "WiFi.PrivateKeyFile");
3237         ssid->private_key_passphrase = connman_network_get_string(network,
3238                                                 "WiFi.PrivateKeyPassphrase");
3239         ssid->phase2_auth = connman_network_get_string(network, "WiFi.Phase2");
3240
3241         ssid->use_wps = connman_network_get_bool(network, "WiFi.UseWPS");
3242         ssid->pin_wps = connman_network_get_string(network, "WiFi.PinWPS");
3243
3244 #if defined TIZEN_EXT
3245         ssid->bssid = connman_network_get_bssid(network);
3246
3247         ssid->eap_keymgmt = network_eap_keymgmt(
3248                         connman_network_get_string(network, "WiFi.KeymgmtType"));
3249         ssid->phase1 = connman_network_get_string(network, "WiFi.Phase1");
3250
3251         if(g_strcmp0(ssid->eap, "fast") == 0)
3252                 ssid->pac_file = g_strdup(WIFI_EAP_FAST_PAC_FILE);
3253
3254         if (set_connman_bssid(CHECK_BSSID, NULL) == 6) {
3255                 ssid->bssid_for_connect_len = 6;
3256                 set_connman_bssid(GET_BSSID, (char *)ssid->bssid_for_connect);
3257                 DBG("BSSID : %02x:%02x:%02x:%02x:%02x:%02x",
3258                         ssid->bssid_for_connect[0], ssid->bssid_for_connect[1],
3259                         ssid->bssid_for_connect[2], ssid->bssid_for_connect[3],
3260                         ssid->bssid_for_connect[4], ssid->bssid_for_connect[5]);
3261         } else {
3262                 ssid->freq = connman_network_get_frequency(network);
3263         }
3264 #endif
3265
3266         if (connman_setting_get_bool("BackgroundScanning"))
3267                 ssid->bgscan = BGSCAN_DEFAULT;
3268 }
3269
3270 static int network_connect(struct connman_network *network)
3271 {
3272         struct connman_device *device = connman_network_get_device(network);
3273         struct wifi_data *wifi;
3274         GSupplicantInterface *interface;
3275         GSupplicantSSID *ssid;
3276
3277         DBG("network %p", network);
3278
3279         if (!device)
3280                 return -ENODEV;
3281
3282         wifi = connman_device_get_data(device);
3283         if (!wifi)
3284                 return -ENODEV;
3285
3286         ssid = g_try_malloc0(sizeof(GSupplicantSSID));
3287         if (!ssid)
3288                 return -ENOMEM;
3289
3290         interface = wifi->interface;
3291
3292         ssid_init(ssid, network);
3293
3294         if (wifi->disconnecting) {
3295                 wifi->pending_network = network;
3296 #if defined TIZEN_EXT
3297                 g_free(ssid->ssid);
3298 #endif
3299                 g_free(ssid);
3300         } else {
3301                 wifi->network = connman_network_ref(network);
3302                 wifi->retries = 0;
3303 #if defined TIZEN_EXT
3304                 wifi->scan_pending_network = NULL;
3305 #endif
3306
3307                 return g_supplicant_interface_connect(interface, ssid,
3308                                                 connect_callback, network);
3309         }
3310
3311         return -EINPROGRESS;
3312 }
3313
3314 static void disconnect_callback(int result, GSupplicantInterface *interface,
3315                                                                 void *user_data)
3316 {
3317 #if defined TIZEN_EXT
3318         GList *list;
3319         struct wifi_data *wifi;
3320         struct connman_network *network = user_data;
3321
3322         DBG("network %p result %d", network, result);
3323
3324         for (list = iface_list; list; list = list->next) {
3325                 wifi = list->data;
3326
3327                 if (wifi->network == NULL && wifi->disconnecting == true)
3328                         wifi->disconnecting = false;
3329
3330                 if (wifi->network == network)
3331                         goto found;
3332         }
3333
3334         /* wifi_data may be invalid because wifi is already disabled */
3335         return;
3336
3337 found:
3338 #else
3339         struct wifi_data *wifi = user_data;
3340 #endif
3341
3342         DBG("result %d supplicant interface %p wifi %p",
3343                         result, interface, wifi);
3344
3345         if (result == -ECONNABORTED) {
3346                 DBG("wifi interface no longer available");
3347                 return;
3348         }
3349
3350         if (wifi->network) {
3351                 connman_network_set_connected(wifi->network, false);
3352                 wifi->network = NULL;
3353         }
3354
3355         wifi->disconnecting = false;
3356         wifi->connected = false;
3357
3358         if (wifi->pending_network) {
3359                 network_connect(wifi->pending_network);
3360                 wifi->pending_network = NULL;
3361         }
3362
3363         start_autoscan(wifi->device);
3364 }
3365
3366 static int network_disconnect(struct connman_network *network)
3367 {
3368         struct connman_device *device = connman_network_get_device(network);
3369         struct wifi_data *wifi;
3370         int err;
3371 #if defined TIZEN_EXT
3372         struct connman_service *service;
3373 #endif
3374
3375         DBG("network %p", network);
3376
3377         wifi = connman_device_get_data(device);
3378         if (!wifi || !wifi->interface)
3379                 return -ENODEV;
3380
3381 #if defined TIZEN_EXT
3382         if (connman_network_get_associating(network) == true) {
3383                 connman_network_clear_associating(network);
3384                 connman_network_set_bool(network, "WiFi.UseWPS", false);
3385         } else {
3386                 service = connman_service_lookup_from_network(network);
3387
3388                 if (service != NULL &&
3389                         (__connman_service_is_connected_state(service,
3390                                         CONNMAN_IPCONFIG_TYPE_IPV4) == false &&
3391                         __connman_service_is_connected_state(service,
3392                                         CONNMAN_IPCONFIG_TYPE_IPV6) == false) &&
3393                         (connman_service_get_favorite(service) == false))
3394                                         __connman_service_set_passphrase(service, NULL);
3395         }
3396
3397         if (wifi->pending_network == network)
3398                 wifi->pending_network = NULL;
3399
3400         if (wifi->scan_pending_network == network)
3401                 wifi->scan_pending_network = NULL;
3402
3403 #endif
3404         connman_network_set_associating(network, false);
3405
3406         if (wifi->disconnecting)
3407                 return -EALREADY;
3408
3409         wifi->disconnecting = true;
3410
3411 #if defined TIZEN_EXT
3412         err = g_supplicant_interface_disconnect(wifi->interface,
3413                                                 disconnect_callback, network);
3414 #else
3415         err = g_supplicant_interface_disconnect(wifi->interface,
3416                                                 disconnect_callback, wifi);
3417 #endif
3418
3419         if (err < 0)
3420                 wifi->disconnecting = false;
3421
3422         return err;
3423 }
3424
3425 static struct connman_network_driver network_driver = {
3426         .name           = "wifi",
3427         .type           = CONNMAN_NETWORK_TYPE_WIFI,
3428         .priority       = CONNMAN_NETWORK_PRIORITY_LOW,
3429         .probe          = network_probe,
3430         .remove         = network_remove,
3431         .connect        = network_connect,
3432         .disconnect     = network_disconnect,
3433 };
3434
3435 static void interface_added(GSupplicantInterface *interface)
3436 {
3437         const char *ifname = g_supplicant_interface_get_ifname(interface);
3438         const char *driver = g_supplicant_interface_get_driver(interface);
3439         struct wifi_data *wifi;
3440
3441         wifi = g_supplicant_interface_get_data(interface);
3442         if (!wifi) {
3443                 wifi = get_pending_wifi_data(ifname);
3444                 if (!wifi)
3445                         return;
3446
3447                 wifi->interface = interface;
3448                 g_supplicant_interface_set_data(interface, wifi);
3449                 p2p_iface_list = g_list_append(p2p_iface_list, wifi);
3450                 wifi->p2p_device = true;
3451         }
3452
3453         DBG("ifname %s driver %s wifi %p tethering %d",
3454                         ifname, driver, wifi, wifi->tethering);
3455
3456         if (!wifi->device) {
3457                 connman_error("WiFi device not set");
3458                 return;
3459         }
3460
3461         connman_device_set_powered(wifi->device, true);
3462 }
3463
3464 static bool is_idle(struct wifi_data *wifi)
3465 {
3466         DBG("state %d", wifi->state);
3467
3468         switch (wifi->state) {
3469         case G_SUPPLICANT_STATE_UNKNOWN:
3470         case G_SUPPLICANT_STATE_DISABLED:
3471         case G_SUPPLICANT_STATE_DISCONNECTED:
3472         case G_SUPPLICANT_STATE_INACTIVE:
3473         case G_SUPPLICANT_STATE_SCANNING:
3474                 return true;
3475
3476         case G_SUPPLICANT_STATE_AUTHENTICATING:
3477         case G_SUPPLICANT_STATE_ASSOCIATING:
3478         case G_SUPPLICANT_STATE_ASSOCIATED:
3479         case G_SUPPLICANT_STATE_4WAY_HANDSHAKE:
3480         case G_SUPPLICANT_STATE_GROUP_HANDSHAKE:
3481         case G_SUPPLICANT_STATE_COMPLETED:
3482                 return false;
3483         }
3484
3485         return false;
3486 }
3487
3488 static bool is_idle_wps(GSupplicantInterface *interface,
3489                                                 struct wifi_data *wifi)
3490 {
3491         /* First, let's check if WPS processing did not went wrong */
3492         if (g_supplicant_interface_get_wps_state(interface) ==
3493                 G_SUPPLICANT_WPS_STATE_FAIL)
3494                 return false;
3495
3496         /* Unlike normal connection, being associated while processing wps
3497          * actually means that we are idling. */
3498         switch (wifi->state) {
3499         case G_SUPPLICANT_STATE_UNKNOWN:
3500         case G_SUPPLICANT_STATE_DISABLED:
3501         case G_SUPPLICANT_STATE_DISCONNECTED:
3502         case G_SUPPLICANT_STATE_INACTIVE:
3503         case G_SUPPLICANT_STATE_SCANNING:
3504         case G_SUPPLICANT_STATE_ASSOCIATED:
3505                 return true;
3506         case G_SUPPLICANT_STATE_AUTHENTICATING:
3507         case G_SUPPLICANT_STATE_ASSOCIATING:
3508         case G_SUPPLICANT_STATE_4WAY_HANDSHAKE:
3509         case G_SUPPLICANT_STATE_GROUP_HANDSHAKE:
3510         case G_SUPPLICANT_STATE_COMPLETED:
3511                 return false;
3512         }
3513
3514         return false;
3515 }
3516
3517 static bool handle_wps_completion(GSupplicantInterface *interface,
3518                                         struct connman_network *network,
3519                                         struct connman_device *device,
3520                                         struct wifi_data *wifi)
3521 {
3522         bool wps;
3523
3524         wps = connman_network_get_bool(network, "WiFi.UseWPS");
3525         if (wps) {
3526                 const unsigned char *ssid, *wps_ssid;
3527                 unsigned int ssid_len, wps_ssid_len;
3528                 const char *wps_key;
3529
3530                 /* Checking if we got associated with requested
3531                  * network */
3532                 ssid = connman_network_get_blob(network, "WiFi.SSID",
3533                                                 &ssid_len);
3534
3535                 wps_ssid = g_supplicant_interface_get_wps_ssid(
3536                         interface, &wps_ssid_len);
3537
3538                 if (!wps_ssid || wps_ssid_len != ssid_len ||
3539                                 memcmp(ssid, wps_ssid, ssid_len) != 0) {
3540                         connman_network_set_associating(network, false);
3541 #if defined TIZEN_EXT
3542                         g_supplicant_interface_disconnect(wifi->interface,
3543                                                 disconnect_callback, wifi->network);
3544
3545                         connman_network_set_bool(network, "WiFi.UseWPS", false);
3546                         connman_network_set_string(network, "WiFi.PinWPS", NULL);
3547 #else
3548                         g_supplicant_interface_disconnect(wifi->interface,
3549                                                 disconnect_callback, wifi);
3550 #endif
3551                         return false;
3552                 }
3553
3554                 wps_key = g_supplicant_interface_get_wps_key(interface);
3555 #if defined TIZEN_EXT
3556                 /* Check the passphrase and encrypt it
3557                  */
3558                  int ret;
3559                  gchar *passphrase = g_strdup(wps_key);
3560
3561                  connman_network_set_string(network, "WiFi.PinWPS", NULL);
3562
3563                  if (check_passphrase_ext(network, passphrase) < 0) {
3564                          DBG("[WPS] Invalid passphrase");
3565                          g_free(passphrase);
3566                          return true;
3567                  }
3568
3569                  ret = send_encryption_request(passphrase, network);
3570
3571                  g_free(passphrase);
3572
3573                  if (!ret)
3574                          DBG("[WPS] Encryption request succeeded");
3575                  else
3576                          DBG("[WPS] Encryption request failed %d", ret);
3577
3578 #else
3579                 connman_network_set_string(network, "WiFi.Passphrase",
3580                                         wps_key);
3581
3582                 connman_network_set_string(network, "WiFi.PinWPS", NULL);
3583 #endif
3584         }
3585
3586         return true;
3587 }
3588
3589 static bool handle_assoc_status_code(GSupplicantInterface *interface,
3590                                      struct wifi_data *wifi)
3591 {
3592         if (wifi->state == G_SUPPLICANT_STATE_ASSOCIATING &&
3593                         wifi->assoc_code == ASSOC_STATUS_NO_CLIENT &&
3594                         wifi->load_shaping_retries < LOAD_SHAPING_MAX_RETRIES) {
3595                 wifi->load_shaping_retries ++;
3596                 return TRUE;
3597         }
3598         wifi->load_shaping_retries = 0;
3599         return FALSE;
3600 }
3601
3602 static bool handle_4way_handshake_failure(GSupplicantInterface *interface,
3603                                         struct connman_network *network,
3604                                         struct wifi_data *wifi)
3605 {
3606 #if defined TIZEN_EXT
3607         const char *security;
3608         struct connman_service *service;
3609
3610         if (wifi->connected)
3611                 return false;
3612
3613         security = connman_network_get_string(network, "WiFi.Security");
3614
3615         if (security && g_str_equal(security, "ieee8021x") == true &&
3616                         wifi->state == G_SUPPLICANT_STATE_ASSOCIATED) {
3617                 wifi->retries = 0;
3618                 connman_network_set_error(network, CONNMAN_NETWORK_ERROR_INVALID_KEY);
3619
3620                 return false;
3621         }
3622
3623         if (wifi->state != G_SUPPLICANT_STATE_4WAY_HANDSHAKE)
3624                 return false;
3625 #else
3626         struct connman_service *service;
3627
3628         if (wifi->state != G_SUPPLICANT_STATE_4WAY_HANDSHAKE)
3629                 return false;
3630
3631         if (wifi->connected)
3632                 return false;
3633 #endif
3634
3635         service = connman_service_lookup_from_network(network);
3636         if (!service)
3637                 return false;
3638
3639         wifi->retries++;
3640
3641         if (connman_service_get_favorite(service)) {
3642                 if (wifi->retries < FAVORITE_MAXIMUM_RETRIES)
3643                         return true;
3644         }
3645
3646         wifi->retries = 0;
3647         connman_network_set_error(network, CONNMAN_NETWORK_ERROR_INVALID_KEY);
3648
3649         return false;
3650 }
3651
3652 #if defined TIZEN_EXT
3653 static bool handle_wifi_assoc_retry(struct connman_network *network,
3654                                         struct wifi_data *wifi)
3655 {
3656         const char *security;
3657
3658         if (!wifi->network || wifi->connected || wifi->disconnecting ||
3659                         connman_network_get_connecting(network) != true) {
3660                 wifi->assoc_retry_count = 0;
3661                 return false;
3662         }
3663
3664         if (wifi->state != G_SUPPLICANT_STATE_ASSOCIATING &&
3665                         wifi->state != G_SUPPLICANT_STATE_ASSOCIATED) {
3666                 wifi->assoc_retry_count = 0;
3667                 return false;
3668         }
3669
3670         security = connman_network_get_string(network, "WiFi.Security");
3671         if (security && g_str_equal(security, "ieee8021x") == true &&
3672                         wifi->state == G_SUPPLICANT_STATE_ASSOCIATED) {
3673                 wifi->assoc_retry_count = 0;
3674                 return false;
3675         }
3676
3677         if (++wifi->assoc_retry_count >= TIZEN_ASSOC_RETRY_COUNT) {
3678                 wifi->assoc_retry_count = 0;
3679
3680                 /* Honestly it's not an invalid-key error,
3681                  * however QA team recommends that the invalid-key error
3682                  * might be better to display for user experience.
3683                  */
3684                 connman_network_set_error(network, CONNMAN_NETWORK_ERROR_ASSOCIATE_FAIL);
3685
3686                 return false;
3687         }
3688
3689         return true;
3690 }
3691 #endif
3692
3693 static void interface_state(GSupplicantInterface *interface)
3694 {
3695         struct connman_network *network;
3696         struct connman_device *device;
3697         struct wifi_data *wifi;
3698         GSupplicantState state = g_supplicant_interface_get_state(interface);
3699         bool wps;
3700         bool old_connected;
3701
3702         wifi = g_supplicant_interface_get_data(interface);
3703
3704         DBG("wifi %p interface state %d", wifi, state);
3705
3706         if (!wifi)
3707                 return;
3708
3709         if (state == G_SUPPLICANT_STATE_COMPLETED) {
3710                 if (wifi->tethering_param) {
3711                         g_free(wifi->tethering_param->ssid);
3712                         g_free(wifi->tethering_param);
3713                         wifi->tethering_param = NULL;
3714                 }
3715         }
3716
3717         device = wifi->device;
3718         if (!device)
3719                 return;
3720
3721         if (g_supplicant_interface_get_ready(interface) &&
3722                                         !wifi->interface_ready) {
3723                 wifi->interface_ready = true;
3724                 finalize_interface_creation(wifi);
3725         }
3726
3727         network = wifi->network;
3728         if (!network)
3729                 return;
3730
3731         switch (state) {
3732         case G_SUPPLICANT_STATE_SCANNING:
3733                 if (wifi->connected)
3734                         connman_network_set_connected(network, false);
3735
3736                 break;
3737
3738         case G_SUPPLICANT_STATE_AUTHENTICATING:
3739         case G_SUPPLICANT_STATE_ASSOCIATING:
3740 #if defined TIZEN_EXT
3741                 reset_autoscan(device);
3742 #else
3743                 stop_autoscan(device);
3744 #endif
3745
3746                 if (!wifi->connected)
3747                         connman_network_set_associating(network, true);
3748
3749                 break;
3750
3751         case G_SUPPLICANT_STATE_COMPLETED:
3752 #if defined TIZEN_EXT
3753                 /* though it should be already reset: */
3754                 reset_autoscan(device);
3755
3756                 wifi->assoc_retry_count = 0;
3757
3758                 wifi->scan_pending_network = NULL;
3759
3760                 /* should be cleared scanning flag */
3761                 bool scanning = connman_device_get_scanning(device);
3762                 if (scanning){
3763                         connman_device_set_scanning(device,
3764                                 CONNMAN_SERVICE_TYPE_WIFI, false);
3765                         connman_device_unref(device);
3766                 }
3767 #else
3768                 /* though it should be already stopped: */
3769                 stop_autoscan(device);
3770 #endif
3771
3772                 if (!handle_wps_completion(interface, network, device, wifi))
3773                         break;
3774
3775                 connman_network_set_connected(network, true);
3776
3777                 wifi->disconnect_code = 0;
3778                 wifi->assoc_code = 0;
3779                 wifi->load_shaping_retries = 0;
3780                 break;
3781
3782         case G_SUPPLICANT_STATE_DISCONNECTED:
3783                 /*
3784                  * If we're in one of the idle modes, we have
3785                  * not started association yet and thus setting
3786                  * those ones to FALSE could cancel an association
3787                  * in progress.
3788                  */
3789                 wps = connman_network_get_bool(network, "WiFi.UseWPS");
3790                 if (wps)
3791                         if (is_idle_wps(interface, wifi))
3792                                 break;
3793
3794                 if (is_idle(wifi))
3795                         break;
3796
3797                 if (handle_assoc_status_code(interface, wifi))
3798                         break;
3799
3800                 /* If previous state was 4way-handshake, then
3801                  * it's either: psk was incorrect and thus we retry
3802                  * or if we reach the maximum retries we declare the
3803                  * psk as wrong */
3804                 if (handle_4way_handshake_failure(interface,
3805                                                 network, wifi))
3806                         break;
3807
3808                 /* See table 8-36 Reason codes in IEEE Std 802.11 */
3809                 switch (wifi->disconnect_code) {
3810                 case 1: /* Unspecified reason */
3811                         /* Let's assume it's because we got blocked */
3812
3813                 case 6: /* Class 2 frame received from nonauthenticated STA */
3814                         connman_network_set_error(network,
3815                                                 CONNMAN_NETWORK_ERROR_BLOCKED);
3816                         break;
3817
3818                 default:
3819                         break;
3820                 }
3821
3822 #if defined TIZEN_EXT
3823                 /* Some of Wi-Fi networks are not comply Wi-Fi specification.
3824                  * Retry association until its retry count is expired */
3825                 if (handle_wifi_assoc_retry(network, wifi) == true) {
3826                         throw_wifi_scan(wifi->device, scan_callback);
3827                         wifi->scan_pending_network = wifi->network;
3828                         break;
3829                 }
3830
3831                 if(wifi->disconnect_code > 0){
3832                         DBG("Set disconnect reason code(%d)", wifi->disconnect_code);
3833                         connman_network_set_disconnect_reason(network, wifi->disconnect_code);
3834                 }
3835 #endif
3836
3837                 connman_network_set_connected(network, false);
3838                 connman_network_set_associating(network, false);
3839                 wifi->disconnecting = false;
3840
3841                 start_autoscan(device);
3842
3843                 break;
3844
3845         case G_SUPPLICANT_STATE_INACTIVE:
3846 #if defined TIZEN_EXT
3847                 if (handle_wps_completion(interface, network, device, wifi) == false)
3848                         break;
3849 #endif
3850                 connman_network_set_associating(network, false);
3851                 start_autoscan(device);
3852
3853                 break;
3854
3855         case G_SUPPLICANT_STATE_UNKNOWN:
3856         case G_SUPPLICANT_STATE_DISABLED:
3857         case G_SUPPLICANT_STATE_ASSOCIATED:
3858         case G_SUPPLICANT_STATE_4WAY_HANDSHAKE:
3859         case G_SUPPLICANT_STATE_GROUP_HANDSHAKE:
3860                 break;
3861         }
3862
3863         old_connected = wifi->connected;
3864         wifi->state = state;
3865
3866         /* Saving wpa_s state policy:
3867          * If connected and if the state changes are roaming related:
3868          * --> We stay connected
3869          * If completed
3870          * --> We are connected
3871          * All other case:
3872          * --> We are not connected
3873          * */
3874         switch (state) {
3875         case G_SUPPLICANT_STATE_AUTHENTICATING:
3876         case G_SUPPLICANT_STATE_ASSOCIATING:
3877         case G_SUPPLICANT_STATE_ASSOCIATED:
3878         case G_SUPPLICANT_STATE_4WAY_HANDSHAKE:
3879         case G_SUPPLICANT_STATE_GROUP_HANDSHAKE:
3880                 if (wifi->connected)
3881                         connman_warn("Probably roaming right now!"
3882                                                 " Staying connected...");
3883                 break;
3884         case G_SUPPLICANT_STATE_SCANNING:
3885                 wifi->connected = false;
3886
3887                 if (old_connected)
3888                         start_autoscan(device);
3889                 break;
3890         case G_SUPPLICANT_STATE_COMPLETED:
3891                 wifi->connected = true;
3892                 break;
3893         default:
3894                 wifi->connected = false;
3895                 break;
3896         }
3897
3898         DBG("DONE");
3899 }
3900
3901 static void interface_removed(GSupplicantInterface *interface)
3902 {
3903         const char *ifname = g_supplicant_interface_get_ifname(interface);
3904         struct wifi_data *wifi;
3905
3906         DBG("ifname %s", ifname);
3907
3908         wifi = g_supplicant_interface_get_data(interface);
3909
3910 #if defined TIZEN_EXT_WIFI_MESH
3911         if (wifi && wifi->mesh_interface) {
3912                 DBG("Notify mesh interface remove");
3913                 connman_mesh_notify_interface_remove(true);
3914                 struct wifi_mesh_info *mesh_info = wifi->mesh_info;
3915                 g_free(mesh_info->parent_ifname);
3916                 g_free(mesh_info->ifname);
3917                 g_free(mesh_info->identifier);
3918                 g_free(mesh_info);
3919                 wifi->mesh_interface = false;
3920                 wifi->mesh_info = NULL;
3921                 return;
3922         }
3923 #endif
3924
3925         if (wifi)
3926                 wifi->interface = NULL;
3927
3928         if (wifi && wifi->tethering)
3929                 return;
3930
3931         if (!wifi || !wifi->device) {
3932                 DBG("wifi interface already removed");
3933                 return;
3934         }
3935
3936         connman_device_set_powered(wifi->device, false);
3937
3938         check_p2p_technology();
3939 #if defined TIZEN_EXT_WIFI_MESH
3940         check_mesh_technology();
3941 #endif
3942 }
3943
3944 static void set_device_type(const char *type, char dev_type[17])
3945 {
3946         const char *oui = "0050F204";
3947         const char *category = "0001";
3948         const char *sub_category = "0000";
3949
3950         if (!g_strcmp0(type, "handset")) {
3951                 category = "000A";
3952                 sub_category = "0005";
3953         } else if (!g_strcmp0(type, "vm") || !g_strcmp0(type, "container"))
3954                 sub_category = "0001";
3955         else if (!g_strcmp0(type, "server"))
3956                 sub_category = "0002";
3957         else if (!g_strcmp0(type, "laptop"))
3958                 sub_category = "0005";
3959         else if (!g_strcmp0(type, "desktop"))
3960                 sub_category = "0006";
3961         else if (!g_strcmp0(type, "tablet"))
3962                 sub_category = "0009";
3963         else if (!g_strcmp0(type, "watch"))
3964                 category = "00FF";
3965
3966         snprintf(dev_type, 17, "%s%s%s", category, oui, sub_category);
3967 }
3968
3969 static void p2p_support(GSupplicantInterface *interface)
3970 {
3971         char dev_type[17] = {};
3972         const char *hostname;
3973
3974         DBG("");
3975
3976         if (!interface)
3977                 return;
3978
3979         if (!g_supplicant_interface_has_p2p(interface))
3980                 return;
3981
3982         if (connman_technology_driver_register(&p2p_tech_driver) < 0) {
3983                 DBG("Could not register P2P technology driver");
3984                 return;
3985         }
3986
3987         hostname = connman_utsname_get_hostname();
3988         if (!hostname)
3989                 hostname = "ConnMan";
3990
3991         set_device_type(connman_machine_get_type(), dev_type);
3992         g_supplicant_interface_set_p2p_device_config(interface,
3993                                                         hostname, dev_type);
3994         connman_peer_driver_register(&peer_driver);
3995 }
3996
3997 static void scan_started(GSupplicantInterface *interface)
3998 {
3999         DBG("");
4000 }
4001
4002 static void scan_finished(GSupplicantInterface *interface)
4003 {
4004 #if defined TIZEN_EXT
4005         struct wifi_data *wifi;
4006         bool is_associating = false;
4007         static bool is_scanning = true;
4008 #endif
4009
4010         DBG("");
4011
4012 #if defined TIZEN_EXT
4013         wifi = g_supplicant_interface_get_data(interface);
4014         if (wifi && wifi->scan_pending_network) {
4015                 network_connect(wifi->scan_pending_network);
4016                 wifi->scan_pending_network = NULL;
4017         }
4018
4019         //service state - associating
4020         if(!wifi || !wifi->network)
4021                 return;
4022
4023         is_associating = connman_network_get_associating(wifi->network);
4024         if(is_associating && is_scanning){
4025                 is_scanning = false;
4026                 DBG("send scan for connecting");
4027                 throw_wifi_scan(wifi->device, scan_callback);
4028
4029                 return;
4030         }
4031         is_scanning = true;
4032
4033         //go scan
4034
4035 #endif
4036 }
4037
4038 static void ap_create_fail(GSupplicantInterface *interface)
4039 {
4040         struct wifi_data *wifi = g_supplicant_interface_get_data(interface);
4041         int ret;
4042
4043         if ((wifi->tethering) && (wifi->tethering_param)) {
4044                 DBG("%s create AP fail \n",
4045                                 g_supplicant_interface_get_ifname(wifi->interface));
4046
4047                 connman_inet_remove_from_bridge(wifi->index, wifi->bridge);
4048                 wifi->ap_supported = WIFI_AP_NOT_SUPPORTED;
4049                 wifi->tethering = false;
4050
4051                 ret = tech_set_tethering(wifi->tethering_param->technology,
4052                                 wifi->tethering_param->ssid->ssid,
4053                                 wifi->tethering_param->ssid->passphrase,
4054                                 wifi->bridge, true);
4055
4056                 if ((ret == -EOPNOTSUPP) && (wifi_technology)) {
4057                         connman_technology_tethering_notify(wifi_technology,false);
4058                 }
4059
4060                 g_free(wifi->tethering_param->ssid);
4061                 g_free(wifi->tethering_param);
4062                 wifi->tethering_param = NULL;
4063         }
4064
4065         return;
4066 }
4067
4068 static unsigned char calculate_strength(GSupplicantNetwork *supplicant_network)
4069 {
4070         unsigned char strength;
4071
4072         strength = 120 + g_supplicant_network_get_signal(supplicant_network);
4073
4074 #if !defined TIZEN_EXT
4075         if (strength > 100)
4076                 strength = 100;
4077 #endif
4078         return strength;
4079 }
4080
4081 #if defined TIZEN_EXT_WIFI_MESH
4082 static void mesh_peer_added(GSupplicantNetwork *supplicant_network)
4083 {
4084         GSupplicantInterface *interface;
4085         struct wifi_data *wifi;
4086         const char *name, *security;
4087         struct connman_mesh *connman_mesh;
4088         struct wifi_mesh_info *mesh_info;
4089         const unsigned char *bssid;
4090         const char *identifier;
4091         char *address;
4092         uint16_t frequency;
4093         int ret;
4094
4095         interface = g_supplicant_network_get_interface(supplicant_network);
4096         wifi = g_supplicant_interface_get_data(interface);
4097         if (!wifi || !wifi->mesh_interface) {
4098                 DBG("Virtual Mesh interface not created");
4099                 return;
4100         }
4101
4102         bssid = g_supplicant_network_get_bssid(supplicant_network);
4103         address = g_malloc0(19);
4104         snprintf(address, 19, "%02x:%02x:%02x:%02x:%02x:%02x", bssid[0], bssid[1],
4105                                                                  bssid[2], bssid[3], bssid[4], bssid[5]);
4106
4107         identifier = g_supplicant_network_get_identifier(supplicant_network);
4108         name = g_supplicant_network_get_name(supplicant_network);
4109         security = g_supplicant_network_get_security(supplicant_network);
4110         frequency = g_supplicant_network_get_frequency(supplicant_network);
4111
4112         mesh_info = wifi->mesh_info;
4113         connman_mesh = connman_mesh_get(mesh_info->identifier, identifier);
4114         if (connman_mesh)
4115                 goto done;
4116
4117         DBG("Mesh Peer name %s identifier %s security %s added", name, identifier,
4118                                         security);
4119         connman_mesh = connman_mesh_create(mesh_info->identifier, identifier);
4120         connman_mesh_set_name(connman_mesh, name);
4121         connman_mesh_set_security(connman_mesh, security);
4122         connman_mesh_set_frequency(connman_mesh, frequency);
4123         connman_mesh_set_address(connman_mesh, address);
4124         connman_mesh_set_index(connman_mesh, mesh_info->index);
4125         connman_mesh_set_strength(connman_mesh,
4126                                                 calculate_strength(supplicant_network));
4127         connman_mesh_set_peer_type(connman_mesh, CONNMAN_MESH_PEER_TYPE_DISCOVERED);
4128
4129         ret = connman_mesh_register(connman_mesh);
4130         if (ret == -EALREADY)
4131                 DBG("Mesh Peer is already registered");
4132
4133 done:
4134         g_free(address);
4135 }
4136
4137 static void mesh_peer_removed(GSupplicantNetwork *supplicant_network)
4138 {
4139         GSupplicantInterface *interface;
4140         struct wifi_data *wifi;
4141         struct connman_mesh *connman_mesh;
4142         struct wifi_mesh_info *mesh_info;
4143         const char *identifier;
4144
4145         interface = g_supplicant_network_get_interface(supplicant_network);
4146         wifi = g_supplicant_interface_get_data(interface);
4147         if (!wifi || !wifi->mesh_interface) {
4148                 DBG("Virtual Mesh interface not created");
4149                 return;
4150         }
4151
4152         identifier = g_supplicant_network_get_identifier(supplicant_network);
4153         if (!identifier) {
4154                 DBG("Failed to get Mesh Peer identifier");
4155                 return;
4156         }
4157
4158         mesh_info = wifi->mesh_info;
4159         connman_mesh = connman_mesh_get(mesh_info->identifier, identifier);
4160         if (connman_mesh) {
4161                 /* Do not unregister connected mesh peer */
4162                 if (connman_mesh_peer_is_connected_state(connman_mesh)) {
4163                         DBG("Mesh Peer %s is connected", identifier);
4164                         return;
4165                 }
4166                 DBG("Mesh Peer identifier %s removed", identifier);
4167                 connman_mesh_unregister(connman_mesh);
4168         }
4169 }
4170 #endif
4171
4172 static void network_added(GSupplicantNetwork *supplicant_network)
4173 {
4174         struct connman_network *network;
4175         GSupplicantInterface *interface;
4176         struct wifi_data *wifi;
4177         const char *name, *identifier, *security, *group, *mode;
4178         const unsigned char *ssid;
4179         unsigned int ssid_len;
4180         bool wps;
4181         bool wps_pbc;
4182         bool wps_ready;
4183         bool wps_advertizing;
4184
4185 #if defined TIZEN_EXT
4186         GSList *vsie_list = NULL;
4187         const unsigned char *country_code;
4188 #endif
4189
4190         mode = g_supplicant_network_get_mode(supplicant_network);
4191         identifier = g_supplicant_network_get_identifier(supplicant_network);
4192
4193         DBG("%s", identifier);
4194
4195         if (!g_strcmp0(mode, "adhoc"))
4196                 return;
4197
4198 #if defined TIZEN_EXT_WIFI_MESH
4199         if (!g_strcmp0(mode, "mesh")) {
4200                 mesh_peer_added(supplicant_network);
4201                 return;
4202         }
4203 #endif
4204
4205         interface = g_supplicant_network_get_interface(supplicant_network);
4206         wifi = g_supplicant_interface_get_data(interface);
4207         name = g_supplicant_network_get_name(supplicant_network);
4208         security = g_supplicant_network_get_security(supplicant_network);
4209         group = g_supplicant_network_get_identifier(supplicant_network);
4210         wps = g_supplicant_network_get_wps(supplicant_network);
4211         wps_pbc = g_supplicant_network_is_wps_pbc(supplicant_network);
4212         wps_ready = g_supplicant_network_is_wps_active(supplicant_network);
4213         wps_advertizing = g_supplicant_network_is_wps_advertizing(
4214                                                         supplicant_network);
4215
4216         if (!wifi)
4217                 return;
4218
4219         ssid = g_supplicant_network_get_ssid(supplicant_network, &ssid_len);
4220
4221         network = connman_device_get_network(wifi->device, identifier);
4222
4223         if (!network) {
4224                 network = connman_network_create(identifier,
4225                                                 CONNMAN_NETWORK_TYPE_WIFI);
4226                 if (!network)
4227                         return;
4228
4229                 connman_network_set_index(network, wifi->index);
4230
4231                 if (connman_device_add_network(wifi->device, network) < 0) {
4232                         connman_network_unref(network);
4233                         return;
4234                 }
4235
4236                 wifi->networks = g_slist_prepend(wifi->networks, network);
4237         }
4238
4239         if (name && name[0] != '\0')
4240                 connman_network_set_name(network, name);
4241
4242         connman_network_set_blob(network, "WiFi.SSID",
4243                                                 ssid, ssid_len);
4244 #if defined TIZEN_EXT
4245         vsie_list = (GSList *)g_supplicant_network_get_wifi_vsie(supplicant_network);
4246         if (vsie_list)
4247                 connman_network_set_vsie_list(network, vsie_list);
4248         else
4249                 DBG("vsie_list is NULL");
4250         country_code = g_supplicant_network_get_countrycode(supplicant_network);
4251         connman_network_set_countrycode(network, country_code);
4252 #endif
4253         connman_network_set_string(network, "WiFi.Security", security);
4254         connman_network_set_strength(network,
4255                                 calculate_strength(supplicant_network));
4256         connman_network_set_bool(network, "WiFi.WPS", wps);
4257
4258         if (wps) {
4259                 /* Is AP advertizing for WPS association?
4260                  * If so, we decide to use WPS by default */
4261                 if (wps_ready && wps_pbc &&
4262                                                 wps_advertizing) {
4263 #if !defined TIZEN_EXT
4264                         connman_network_set_bool(network, "WiFi.UseWPS", true);
4265 #else
4266                         DBG("wps is activating by ap but ignore it.");
4267 #endif
4268                 }
4269         }
4270
4271         connman_network_set_frequency(network,
4272                         g_supplicant_network_get_frequency(supplicant_network));
4273 #if defined TIZEN_EXT
4274         connman_network_set_bssid(network,
4275                         g_supplicant_network_get_bssid(supplicant_network));
4276         connman_network_set_maxrate(network,
4277                         g_supplicant_network_get_maxrate(supplicant_network));
4278         connman_network_set_enc_mode(network,
4279                         g_supplicant_network_get_enc_mode(supplicant_network));
4280         connman_network_set_rsn_mode(network,
4281                         g_supplicant_network_get_rsn_mode(supplicant_network));
4282         connman_network_set_keymgmt(network,
4283                         g_supplicant_network_get_keymgmt(supplicant_network));
4284         connman_network_set_bool(network, "WiFi.HS20AP",
4285                         g_supplicant_network_is_hs20AP(supplicant_network));
4286         connman_network_set_bssid_list(network,
4287                         (GSList *)g_supplicant_network_get_bssid_list(supplicant_network));
4288 #endif
4289         connman_network_set_available(network, true);
4290         connman_network_set_string(network, "WiFi.Mode", mode);
4291
4292 #if defined TIZEN_EXT
4293         if (group)
4294 #else
4295         if (ssid)
4296 #endif
4297                 connman_network_set_group(network, group);
4298
4299 #if defined TIZEN_EXT
4300         if (wifi_first_scan == true)
4301                 found_with_first_scan = true;
4302 #endif
4303
4304         if (wifi->hidden && ssid) {
4305 #if defined TIZEN_EXT
4306                 if (network_security(wifi->hidden->security) ==
4307                         network_security(security) &&
4308 #else
4309                 if (!g_strcmp0(wifi->hidden->security, security) &&
4310 #endif
4311                                 wifi->hidden->ssid_len == ssid_len &&
4312                                 !memcmp(wifi->hidden->ssid, ssid, ssid_len)) {
4313                         connman_network_connect_hidden(network,
4314                                         wifi->hidden->identity,
4315                                         wifi->hidden->passphrase,
4316                                         wifi->hidden->user_data);
4317                         wifi->hidden->user_data = NULL;
4318                         hidden_free(wifi->hidden);
4319                         wifi->hidden = NULL;
4320                 }
4321         }
4322 }
4323
4324 static void network_removed(GSupplicantNetwork *network)
4325 {
4326         GSupplicantInterface *interface;
4327         struct wifi_data *wifi;
4328         const char *name, *identifier;
4329         struct connman_network *connman_network;
4330
4331 #if defined TIZEN_EXT_WIFI_MESH
4332         const char *mode;
4333         mode = g_supplicant_network_get_mode(network);
4334         if (!g_strcmp0(mode, "mesh")) {
4335                 mesh_peer_removed(network);
4336                 return;
4337         }
4338 #endif
4339
4340         interface = g_supplicant_network_get_interface(network);
4341         wifi = g_supplicant_interface_get_data(interface);
4342         identifier = g_supplicant_network_get_identifier(network);
4343         name = g_supplicant_network_get_name(network);
4344
4345         DBG("name %s", name);
4346
4347         if (!wifi)
4348                 return;
4349
4350         connman_network = connman_device_get_network(wifi->device, identifier);
4351         if (!connman_network)
4352                 return;
4353
4354 #if defined TIZEN_EXT
4355         if (connman_network == wifi->scan_pending_network)
4356                 wifi->scan_pending_network = NULL;
4357
4358         if (connman_network == wifi->pending_network)
4359                 wifi->pending_network = NULL;
4360
4361         if(connman_network_get_connecting(connman_network) == true){
4362                 connman_network_set_connected(connman_network, false);
4363         }
4364 #endif
4365
4366         wifi->networks = g_slist_remove(wifi->networks, connman_network);
4367
4368         connman_device_remove_network(wifi->device, connman_network);
4369         connman_network_unref(connman_network);
4370 }
4371
4372 static void network_changed(GSupplicantNetwork *network, const char *property)
4373 {
4374         GSupplicantInterface *interface;
4375         struct wifi_data *wifi;
4376         const char *name, *identifier;
4377         struct connman_network *connman_network;
4378
4379 #if defined TIZEN_EXT
4380         const unsigned char *bssid;
4381         unsigned int maxrate;
4382         uint16_t frequency;
4383         bool wps;
4384         const unsigned char *country_code;
4385         GSList *bssid_list;
4386 #endif
4387
4388         interface = g_supplicant_network_get_interface(network);
4389         wifi = g_supplicant_interface_get_data(interface);
4390         identifier = g_supplicant_network_get_identifier(network);
4391         name = g_supplicant_network_get_name(network);
4392
4393         DBG("name %s", name);
4394
4395         if (!wifi)
4396                 return;
4397
4398         connman_network = connman_device_get_network(wifi->device, identifier);
4399         if (!connman_network)
4400                 return;
4401
4402         if (g_str_equal(property, "Signal")) {
4403                connman_network_set_strength(connman_network,
4404                                         calculate_strength(network));
4405                connman_network_update(connman_network);
4406         }
4407
4408 #if defined TIZEN_EXT
4409         bssid = g_supplicant_network_get_bssid(network);
4410         maxrate = g_supplicant_network_get_maxrate(network);
4411         frequency = g_supplicant_network_get_frequency(network);
4412         wps = g_supplicant_network_get_wps(network);
4413
4414         connman_network_set_bssid(connman_network, bssid);
4415         connman_network_set_maxrate(connman_network, maxrate);
4416         connman_network_set_frequency(connman_network, frequency);
4417         connman_network_set_bool(connman_network, "WiFi.WPS", wps);
4418         country_code = g_supplicant_network_get_countrycode(network);
4419         connman_network_set_countrycode(connman_network, country_code);
4420         bssid_list = (GSList *)g_supplicant_network_get_bssid_list(network);
4421         connman_network_set_bssid_list(connman_network, bssid_list);
4422 #endif
4423 }
4424
4425 static void network_associated(GSupplicantNetwork *network)
4426 {
4427         GSupplicantInterface *interface;
4428         struct wifi_data *wifi;
4429         struct connman_network *connman_network;
4430         const char *identifier;
4431
4432         DBG("");
4433
4434         interface = g_supplicant_network_get_interface(network);
4435         if (!interface)
4436                 return;
4437
4438         wifi = g_supplicant_interface_get_data(interface);
4439         if (!wifi)
4440                 return;
4441
4442         identifier = g_supplicant_network_get_identifier(network);
4443
4444         connman_network = connman_device_get_network(wifi->device, identifier);
4445         if (!connman_network)
4446                 return;
4447
4448         if (wifi->network) {
4449                 if (wifi->network == connman_network)
4450                         return;
4451
4452                 /*
4453                  * This should never happen, we got associated with
4454                  * a network different than the one we were expecting.
4455                  */
4456                 DBG("Associated to %p while expecting %p",
4457                                         connman_network, wifi->network);
4458
4459                 connman_network_set_associating(wifi->network, false);
4460         }
4461
4462         DBG("Reconnecting to previous network %p from wpa_s", connman_network);
4463
4464         wifi->network = connman_network_ref(connman_network);
4465         wifi->retries = 0;
4466
4467         /*
4468          * Interface state changes callback (interface_state) is always
4469          * called before network_associated callback thus we need to call
4470          * interface_state again in order to process the new state now that
4471          * we have the network properly set.
4472          */
4473         interface_state(interface);
4474 }
4475
4476 static void apply_peer_services(GSupplicantPeer *peer,
4477                                 struct connman_peer *connman_peer)
4478 {
4479         const unsigned char *data;
4480         int length;
4481
4482         DBG("");
4483
4484         connman_peer_reset_services(connman_peer);
4485
4486         data = g_supplicant_peer_get_widi_ies(peer, &length);
4487         if (data) {
4488                 connman_peer_add_service(connman_peer,
4489                         CONNMAN_PEER_SERVICE_WIFI_DISPLAY, data, length);
4490         }
4491 }
4492
4493 static void add_station(const char *mac)
4494 {
4495         connman_technology_tethering_add_station(CONNMAN_SERVICE_TYPE_WIFI,
4496                                                  mac);
4497 }
4498
4499 static void remove_station(const char *mac)
4500 {
4501         connman_technology_tethering_remove_station(mac);
4502 }
4503
4504 static void peer_found(GSupplicantPeer *peer)
4505 {
4506         GSupplicantInterface *iface = g_supplicant_peer_get_interface(peer);
4507         struct wifi_data *wifi = g_supplicant_interface_get_data(iface);
4508         struct connman_peer *connman_peer;
4509         const char *identifier, *name;
4510         int ret;
4511 #if defined TIZEN_EXT
4512         if (!wifi)
4513                 return;
4514 #endif
4515         identifier = g_supplicant_peer_get_identifier(peer);
4516         name = g_supplicant_peer_get_name(peer);
4517
4518         DBG("ident: %s", identifier);
4519
4520         connman_peer = connman_peer_get(wifi->device, identifier);
4521         if (connman_peer)
4522                 return;
4523
4524         connman_peer = connman_peer_create(identifier);
4525         connman_peer_set_name(connman_peer, name);
4526         connman_peer_set_device(connman_peer, wifi->device);
4527         apply_peer_services(peer, connman_peer);
4528
4529         ret = connman_peer_register(connman_peer);
4530         if (ret < 0 && ret != -EALREADY)
4531                 connman_peer_unref(connman_peer);
4532         else
4533                 wifi->peers = g_slist_prepend(wifi->peers, connman_peer);
4534 }
4535
4536 static void peer_lost(GSupplicantPeer *peer)
4537 {
4538         GSupplicantInterface *iface = g_supplicant_peer_get_interface(peer);
4539         struct wifi_data *wifi = g_supplicant_interface_get_data(iface);
4540         struct connman_peer *connman_peer;
4541         const char *identifier;
4542
4543         if (!wifi)
4544                 return;
4545
4546         identifier = g_supplicant_peer_get_identifier(peer);
4547
4548         DBG("ident: %s", identifier);
4549
4550         connman_peer = connman_peer_get(wifi->device, identifier);
4551         if (connman_peer) {
4552                 if (wifi->p2p_connecting &&
4553                                 wifi->pending_peer == connman_peer) {
4554                         peer_connect_timeout(wifi);
4555                 }
4556                 connman_peer_unregister(connman_peer);
4557                 connman_peer_unref(connman_peer);
4558         }
4559
4560         wifi->peers = g_slist_remove(wifi->peers, connman_peer);
4561 }
4562
4563 static void peer_changed(GSupplicantPeer *peer, GSupplicantPeerState state)
4564 {
4565         GSupplicantInterface *iface = g_supplicant_peer_get_interface(peer);
4566         struct wifi_data *wifi = g_supplicant_interface_get_data(iface);
4567         enum connman_peer_state p_state = CONNMAN_PEER_STATE_UNKNOWN;
4568         struct connman_peer *connman_peer;
4569         const char *identifier;
4570
4571         identifier = g_supplicant_peer_get_identifier(peer);
4572
4573         DBG("ident: %s", identifier);
4574
4575         if (!wifi)
4576                 return;
4577
4578         connman_peer = connman_peer_get(wifi->device, identifier);
4579         if (!connman_peer)
4580                 return;
4581
4582         switch (state) {
4583         case G_SUPPLICANT_PEER_SERVICES_CHANGED:
4584                 apply_peer_services(peer, connman_peer);
4585                 connman_peer_services_changed(connman_peer);
4586                 return;
4587         case G_SUPPLICANT_PEER_GROUP_CHANGED:
4588                 if (!g_supplicant_peer_is_in_a_group(peer))
4589                         p_state = CONNMAN_PEER_STATE_IDLE;
4590                 else
4591                         p_state = CONNMAN_PEER_STATE_CONFIGURATION;
4592                 break;
4593         case G_SUPPLICANT_PEER_GROUP_STARTED:
4594                 break;
4595         case G_SUPPLICANT_PEER_GROUP_FINISHED:
4596                 p_state = CONNMAN_PEER_STATE_IDLE;
4597                 break;
4598         case G_SUPPLICANT_PEER_GROUP_JOINED:
4599                 connman_peer_set_iface_address(connman_peer,
4600                                 g_supplicant_peer_get_iface_address(peer));
4601                 break;
4602         case G_SUPPLICANT_PEER_GROUP_DISCONNECTED:
4603                 p_state = CONNMAN_PEER_STATE_IDLE;
4604                 break;
4605         case G_SUPPLICANT_PEER_GROUP_FAILED:
4606                 if (g_supplicant_peer_has_requested_connection(peer))
4607                         p_state = CONNMAN_PEER_STATE_IDLE;
4608                 else
4609                         p_state = CONNMAN_PEER_STATE_FAILURE;
4610                 break;
4611         }
4612
4613         if (p_state == CONNMAN_PEER_STATE_CONFIGURATION ||
4614                                         p_state == CONNMAN_PEER_STATE_FAILURE) {
4615                 if (wifi->p2p_connecting
4616                                 && connman_peer == wifi->pending_peer)
4617                         peer_cancel_timeout(wifi);
4618                 else
4619                         p_state = CONNMAN_PEER_STATE_UNKNOWN;
4620         }
4621
4622         if (p_state == CONNMAN_PEER_STATE_UNKNOWN)
4623                 return;
4624
4625         if (p_state == CONNMAN_PEER_STATE_CONFIGURATION) {
4626                 GSupplicantInterface *g_iface;
4627                 struct wifi_data *g_wifi;
4628
4629                 g_iface = g_supplicant_peer_get_group_interface(peer);
4630                 if (!g_iface)
4631                         return;
4632
4633                 g_wifi = g_supplicant_interface_get_data(g_iface);
4634                 if (!g_wifi)
4635                         return;
4636
4637                 connman_peer_set_as_master(connman_peer,
4638                                         !g_supplicant_peer_is_client(peer));
4639                 connman_peer_set_sub_device(connman_peer, g_wifi->device);
4640
4641                 /*
4642                  * If wpa_supplicant didn't create a dedicated p2p-group
4643                  * interface then mark this interface as p2p_device to avoid
4644                  * scan and auto-scan are launched on it while P2P is connected.
4645                  */
4646                 if (!g_list_find(p2p_iface_list, g_wifi))
4647                         wifi->p2p_device = true;
4648         }
4649
4650         connman_peer_set_state(connman_peer, p_state);
4651 }
4652
4653 static void peer_request(GSupplicantPeer *peer)
4654 {
4655         GSupplicantInterface *iface = g_supplicant_peer_get_interface(peer);
4656         struct wifi_data *wifi = g_supplicant_interface_get_data(iface);
4657         struct connman_peer *connman_peer;
4658         const char *identifier;
4659
4660 #if defined TIZEN_EXT
4661         if (!wifi)
4662                 return;
4663 #endif
4664
4665         identifier = g_supplicant_peer_get_identifier(peer);
4666
4667         DBG("ident: %s", identifier);
4668
4669         connman_peer = connman_peer_get(wifi->device, identifier);
4670         if (!connman_peer)
4671                 return;
4672
4673         connman_peer_request_connection(connman_peer);
4674 }
4675
4676 #if defined TIZEN_EXT
4677 static void system_power_off(void)
4678 {
4679         GList *list;
4680         struct wifi_data *wifi;
4681         struct connman_service *service;
4682         struct connman_ipconfig *ipconfig_ipv4;
4683
4684         if (connman_setting_get_bool("WiFiDHCPRelease") == true) {
4685                 for (list = iface_list; list; list = list->next) {
4686                         wifi = list->data;
4687
4688                         if (wifi->network != NULL) {
4689                                 service = connman_service_lookup_from_network(wifi->network);
4690                                 ipconfig_ipv4 = __connman_service_get_ip4config(service);
4691                                 __connman_dhcp_stop(ipconfig_ipv4);
4692                         }
4693                 }
4694         }
4695 }
4696
4697 static void network_merged(GSupplicantNetwork *network)
4698 {
4699         GSupplicantInterface *interface;
4700         GSupplicantState state;
4701         struct wifi_data *wifi;
4702         const char *identifier;
4703         struct connman_network *connman_network;
4704         bool ishs20AP = 0;
4705         char *temp = NULL;
4706
4707         interface = g_supplicant_network_get_interface(network);
4708         if (!interface)
4709                 return;
4710
4711         state = g_supplicant_interface_get_state(interface);
4712         if (state < G_SUPPLICANT_STATE_AUTHENTICATING)
4713                 return;
4714
4715         wifi = g_supplicant_interface_get_data(interface);
4716         if (!wifi)
4717                 return;
4718
4719         identifier = g_supplicant_network_get_identifier(network);
4720
4721         connman_network = connman_device_get_network(wifi->device, identifier);
4722         if (!connman_network)
4723                 return;
4724
4725         DBG("merged identifier %s", identifier);
4726
4727         if (wifi->connected == FALSE) {
4728                 switch (state) {
4729                 case G_SUPPLICANT_STATE_AUTHENTICATING:
4730                 case G_SUPPLICANT_STATE_ASSOCIATING:
4731                 case G_SUPPLICANT_STATE_ASSOCIATED:
4732                 case G_SUPPLICANT_STATE_4WAY_HANDSHAKE:
4733                 case G_SUPPLICANT_STATE_GROUP_HANDSHAKE:
4734                         connman_network_set_associating(connman_network, TRUE);
4735                         break;
4736                 case G_SUPPLICANT_STATE_COMPLETED:
4737                         connman_network_set_connected(connman_network, TRUE);
4738                         break;
4739                 default:
4740                         DBG("Not handled the state : %d", state);
4741                         break;
4742                 }
4743         }
4744
4745         ishs20AP = g_supplicant_network_is_hs20AP(network);
4746
4747         if (ishs20AP &&
4748                 g_strcmp0(g_supplicant_network_get_security(network), "ieee8021x") == 0) {
4749                 temp = g_ascii_strdown(g_supplicant_network_get_eap(network), -1);
4750                 connman_network_set_string(connman_network, "WiFi.EAP",
4751                                 temp);
4752                 connman_network_set_string(connman_network, "WiFi.Identity",
4753                                 g_supplicant_network_get_identity(network));
4754                 connman_network_set_string(connman_network, "WiFi.Phase2",
4755                                 g_supplicant_network_get_phase2(network));
4756
4757                 g_free(temp);
4758         }
4759
4760         wifi->network = connman_network;
4761 }
4762
4763 static void assoc_failed(void *user_data)
4764 {
4765         struct connman_network *network = user_data;
4766         connman_network_set_associating(network, false);
4767 }
4768 #endif
4769
4770 static void debug(const char *str)
4771 {
4772         if (getenv("CONNMAN_SUPPLICANT_DEBUG"))
4773                 connman_debug("%s", str);
4774 }
4775
4776 static void disconnect_reasoncode(GSupplicantInterface *interface,
4777                                 int reasoncode)
4778 {
4779         struct wifi_data *wifi = g_supplicant_interface_get_data(interface);
4780
4781         if (wifi != NULL) {
4782                 wifi->disconnect_code = reasoncode;
4783         }
4784 }
4785
4786 static void assoc_status_code(GSupplicantInterface *interface, int status_code)
4787 {
4788         struct wifi_data *wifi = g_supplicant_interface_get_data(interface);
4789
4790         if (wifi != NULL) {
4791                 wifi->assoc_code = status_code;
4792         }
4793 }
4794
4795 static const GSupplicantCallbacks callbacks = {
4796         .system_ready           = system_ready,
4797         .system_killed          = system_killed,
4798         .interface_added        = interface_added,
4799         .interface_state        = interface_state,
4800         .interface_removed      = interface_removed,
4801         .p2p_support            = p2p_support,
4802         .scan_started           = scan_started,
4803         .scan_finished          = scan_finished,
4804         .ap_create_fail         = ap_create_fail,
4805         .network_added          = network_added,
4806         .network_removed        = network_removed,
4807         .network_changed        = network_changed,
4808         .network_associated     = network_associated,
4809         .add_station            = add_station,
4810         .remove_station         = remove_station,
4811         .peer_found             = peer_found,
4812         .peer_lost              = peer_lost,
4813         .peer_changed           = peer_changed,
4814         .peer_request           = peer_request,
4815 #if defined TIZEN_EXT
4816         .system_power_off       = system_power_off,
4817         .network_merged = network_merged,
4818         .assoc_failed           = assoc_failed,
4819 #endif
4820         .debug                  = debug,
4821         .disconnect_reasoncode  = disconnect_reasoncode,
4822         .assoc_status_code      = assoc_status_code,
4823 #if defined TIZEN_EXT_WIFI_MESH
4824         .mesh_support           = mesh_support,
4825         .mesh_group_started = mesh_group_started,
4826         .mesh_group_removed = mesh_group_removed,
4827         .mesh_peer_connected = mesh_peer_connected,
4828         .mesh_peer_disconnected = mesh_peer_disconnected,
4829 #endif
4830 };
4831
4832
4833 static int tech_probe(struct connman_technology *technology)
4834 {
4835         wifi_technology = technology;
4836
4837         return 0;
4838 }
4839
4840 static void tech_remove(struct connman_technology *technology)
4841 {
4842         wifi_technology = NULL;
4843 }
4844
4845 static GSupplicantSSID *ssid_ap_init(const char *ssid,
4846                 const char *passphrase)
4847 {
4848         GSupplicantSSID *ap;
4849
4850         ap = g_try_malloc0(sizeof(GSupplicantSSID));
4851         if (!ap)
4852                 return NULL;
4853
4854         ap->mode = G_SUPPLICANT_MODE_MASTER;
4855 #if defined TIZEN_EXT
4856         ap->ssid = (void *) ssid;
4857 #else
4858         ap->ssid = ssid;
4859 #endif
4860         ap->ssid_len = strlen(ssid);
4861         ap->scan_ssid = 0;
4862         ap->freq = 2412;
4863
4864         if (!passphrase || strlen(passphrase) == 0) {
4865                 ap->security = G_SUPPLICANT_SECURITY_NONE;
4866                 ap->passphrase = NULL;
4867         } else {
4868                ap->security = G_SUPPLICANT_SECURITY_PSK;
4869                ap->protocol = G_SUPPLICANT_PROTO_RSN;
4870                ap->pairwise_cipher = G_SUPPLICANT_PAIRWISE_CCMP;
4871                ap->group_cipher = G_SUPPLICANT_GROUP_CCMP;
4872                ap->passphrase = passphrase;
4873         }
4874
4875         return ap;
4876 }
4877
4878 static void ap_start_callback(int result, GSupplicantInterface *interface,
4879                                                         void *user_data)
4880 {
4881         struct wifi_tethering_info *info = user_data;
4882
4883         DBG("result %d index %d bridge %s",
4884                 result, info->wifi->index, info->wifi->bridge);
4885
4886         if ((result < 0) || (info->wifi->ap_supported != WIFI_AP_SUPPORTED)) {
4887                 connman_inet_remove_from_bridge(info->wifi->index,
4888                                                         info->wifi->bridge);
4889
4890                 if (info->wifi->ap_supported == WIFI_AP_SUPPORTED) {
4891                         connman_technology_tethering_notify(info->technology, false);
4892                         g_free(info->wifi->tethering_param->ssid);
4893                         g_free(info->wifi->tethering_param);
4894                         info->wifi->tethering_param = NULL;
4895                 }
4896         }
4897
4898         g_free(info->ifname);
4899         g_free(info);
4900 }
4901
4902 static void ap_create_callback(int result,
4903                                 GSupplicantInterface *interface,
4904                                         void *user_data)
4905 {
4906         struct wifi_tethering_info *info = user_data;
4907
4908         DBG("result %d ifname %s", result,
4909                                 g_supplicant_interface_get_ifname(interface));
4910
4911         if ((result < 0) || (info->wifi->ap_supported != WIFI_AP_SUPPORTED)) {
4912                 connman_inet_remove_from_bridge(info->wifi->index,
4913                                                         info->wifi->bridge);
4914
4915                 if (info->wifi->ap_supported == WIFI_AP_SUPPORTED) {
4916                         connman_technology_tethering_notify(info->technology, false);
4917                         g_free(info->wifi->tethering_param->ssid);
4918                         g_free(info->wifi->tethering_param);
4919                         info->wifi->tethering_param = NULL;
4920
4921                 }
4922
4923                 g_free(info->ifname);
4924                 g_free(info->ssid);
4925                 g_free(info);
4926                 return;
4927         }
4928
4929         info->wifi->interface = interface;
4930         g_supplicant_interface_set_data(interface, info->wifi);
4931
4932         if (g_supplicant_interface_set_apscan(interface, 2) < 0)
4933                 connman_error("Failed to set interface ap_scan property");
4934
4935         g_supplicant_interface_connect(interface, info->ssid,
4936                                                 ap_start_callback, info);
4937 }
4938
4939 static void sta_remove_callback(int result,
4940                                 GSupplicantInterface *interface,
4941                                         void *user_data)
4942 {
4943         struct wifi_tethering_info *info = user_data;
4944         const char *driver = connman_option_get_string("wifi");
4945
4946         DBG("ifname %s result %d ", info->ifname, result);
4947
4948         if (result < 0 || (info->wifi->ap_supported != WIFI_AP_SUPPORTED)) {
4949                 info->wifi->tethering = false;
4950                 connman_technology_tethering_notify(info->technology, false);
4951
4952                 g_free(info->ifname);
4953                 g_free(info->ssid);
4954                 g_free(info);
4955
4956                 if (info->wifi->ap_supported == WIFI_AP_SUPPORTED) {
4957                         g_free(info->wifi->tethering_param->ssid);
4958                         g_free(info->wifi->tethering_param);
4959                         info->wifi->tethering_param = NULL;
4960                 }
4961                 return;
4962         }
4963
4964         info->wifi->interface = NULL;
4965
4966         g_supplicant_interface_create(info->ifname, driver, info->wifi->bridge,
4967                                                 ap_create_callback,
4968                                                         info);
4969 }
4970
4971 static int enable_wifi_tethering(struct connman_technology *technology,
4972                                 const char *bridge, const char *identifier,
4973                                 const char *passphrase, bool available)
4974 {
4975         GList *list;
4976         GSupplicantInterface *interface;
4977         struct wifi_data *wifi;
4978         struct wifi_tethering_info *info;
4979         const char *ifname;
4980         unsigned int mode;
4981         int err, berr = 0;
4982
4983         for (list = iface_list; list; list = list->next) {
4984                 wifi = list->data;
4985
4986                 DBG("wifi %p network %p pending_network %p", wifi,
4987                         wifi->network, wifi->pending_network);
4988
4989                 interface = wifi->interface;
4990
4991                 if (!interface)
4992                         continue;
4993
4994                 if (wifi->ap_supported == WIFI_AP_NOT_SUPPORTED)
4995                         continue;
4996
4997                 ifname = g_supplicant_interface_get_ifname(wifi->interface);
4998
4999                 if (wifi->ap_supported == WIFI_AP_NOT_SUPPORTED) {
5000                         DBG("%s does not support AP mode (detected)", ifname);
5001                         continue;
5002                 }
5003
5004                 mode = g_supplicant_interface_get_mode(interface);
5005                 if ((mode & G_SUPPLICANT_CAPABILITY_MODE_AP) == 0) {
5006                         wifi->ap_supported = WIFI_AP_NOT_SUPPORTED;
5007                         DBG("%s does not support AP mode (capability)", ifname);
5008                         continue;
5009                 }
5010
5011                 if (wifi->network && available)
5012                         continue;
5013
5014                 info = g_try_malloc0(sizeof(struct wifi_tethering_info));
5015                 if (!info)
5016                         return -ENOMEM;
5017
5018                 wifi->tethering_param = g_try_malloc0(sizeof(struct wifi_tethering_info));
5019                 if (!wifi->tethering_param) {
5020                         g_free(info);
5021                         return -ENOMEM;
5022                 }
5023
5024                 info->wifi = wifi;
5025                 info->technology = technology;
5026                 info->wifi->bridge = bridge;
5027                 info->ssid = ssid_ap_init(identifier, passphrase);
5028                 if (!info->ssid)
5029                         goto failed;
5030
5031                 info->ifname = g_strdup(ifname);
5032                 if (!info->ifname)
5033                         goto failed;
5034
5035                 wifi->tethering_param->technology = technology;
5036                 wifi->tethering_param->ssid = ssid_ap_init(identifier, passphrase);
5037                 if (!wifi->tethering_param->ssid)
5038                         goto failed;
5039
5040                 info->wifi->tethering = true;
5041                 info->wifi->ap_supported = WIFI_AP_SUPPORTED;
5042
5043                 berr = connman_technology_tethering_notify(technology, true);
5044                 if (berr < 0)
5045                         goto failed;
5046
5047                 err = g_supplicant_interface_remove(interface,
5048                                                 sta_remove_callback,
5049                                                         info);
5050                 if (err >= 0) {
5051                         DBG("tethering wifi %p ifname %s", wifi, ifname);
5052                         return 0;
5053                 }
5054
5055         failed:
5056                 g_free(info->ifname);
5057                 g_free(info->ssid);
5058                 g_free(info);
5059                 g_free(wifi->tethering_param);
5060                 wifi->tethering_param = NULL;
5061
5062                 /*
5063                  * Remove bridge if it was correctly created but remove
5064                  * operation failed. Instead, if bridge creation failed then
5065                  * break out and do not try again on another interface,
5066                  * bridge set-up does not depend on it.
5067                  */
5068                 if (berr == 0)
5069                         connman_technology_tethering_notify(technology, false);
5070                 else
5071                         break;
5072         }
5073
5074         return -EOPNOTSUPP;
5075 }
5076
5077 static int tech_set_tethering(struct connman_technology *technology,
5078                                 const char *identifier, const char *passphrase,
5079                                 const char *bridge, bool enabled)
5080 {
5081         GList *list;
5082         struct wifi_data *wifi;
5083         int err;
5084
5085         DBG("");
5086
5087         if (!enabled) {
5088                 for (list = iface_list; list; list = list->next) {
5089                         wifi = list->data;
5090
5091                         if (wifi->tethering) {
5092                                 wifi->tethering = false;
5093
5094                                 connman_inet_remove_from_bridge(wifi->index,
5095                                                                         bridge);
5096                                 wifi->bridged = false;
5097                         }
5098                 }
5099
5100                 connman_technology_tethering_notify(technology, false);
5101
5102                 return 0;
5103         }
5104
5105         DBG("trying tethering for available devices");
5106         err = enable_wifi_tethering(technology, bridge, identifier, passphrase,
5107                                 true);
5108
5109         if (err < 0) {
5110                 DBG("trying tethering for any device");
5111                 err = enable_wifi_tethering(technology, bridge, identifier,
5112                                         passphrase, false);
5113         }
5114
5115         return err;
5116 }
5117
5118 static void regdom_callback(int result, const char *alpha2, void *user_data)
5119 {
5120         DBG("");
5121
5122         if (!wifi_technology)
5123                 return;
5124
5125         if (result != 0)
5126                 alpha2 = NULL;
5127
5128         connman_technology_regdom_notify(wifi_technology, alpha2);
5129 }
5130
5131 static int tech_set_regdom(struct connman_technology *technology, const char *alpha2)
5132 {
5133         return g_supplicant_set_country(alpha2, regdom_callback, NULL);
5134 }
5135
5136 static struct connman_technology_driver tech_driver = {
5137         .name           = "wifi",
5138         .type           = CONNMAN_SERVICE_TYPE_WIFI,
5139         .probe          = tech_probe,
5140         .remove         = tech_remove,
5141         .set_tethering  = tech_set_tethering,
5142         .set_regdom     = tech_set_regdom,
5143 };
5144
5145 static int wifi_init(void)
5146 {
5147         int err;
5148
5149         err = connman_network_driver_register(&network_driver);
5150         if (err < 0)
5151                 return err;
5152
5153         err = g_supplicant_register(&callbacks);
5154         if (err < 0) {
5155                 connman_network_driver_unregister(&network_driver);
5156                 return err;
5157         }
5158
5159         err = connman_technology_driver_register(&tech_driver);
5160         if (err < 0) {
5161                 g_supplicant_unregister(&callbacks);
5162                 connman_network_driver_unregister(&network_driver);
5163                 return err;
5164         }
5165
5166         return 0;
5167 }
5168
5169 static void wifi_exit(void)
5170 {
5171         DBG();
5172
5173         connman_technology_driver_unregister(&tech_driver);
5174
5175         g_supplicant_unregister(&callbacks);
5176
5177         connman_network_driver_unregister(&network_driver);
5178 }
5179
5180 CONNMAN_PLUGIN_DEFINE(wifi, "WiFi interface plugin", VERSION,
5181                 CONNMAN_PLUGIN_PRIORITY_DEFAULT, wifi_init, wifi_exit)