plugins/wifi.c

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