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 signalpoll_callback(int result, int maxspeed, void *user_data)
3433 {
3434         struct connman_network *network = user_data;
3435
3436         if (result != 0) {
3437                 DBG("Failed to get maxspeed from signalpoll !");
3438                 return;
3439         }
3440
3441         DBG("maxspeed = %d", maxspeed);
3442         if (network)
3443                 connman_network_set_maxspeed(network, maxspeed);
3444 }
3445
3446 static int network_signalpoll(struct connman_network *network)
3447 {
3448         struct connman_device *device = connman_network_get_device(network);
3449         struct wifi_data *wifi;
3450         GSupplicantInterface *interface;
3451
3452         DBG("network %p", network);
3453         wifi = connman_device_get_data(device);
3454
3455         if (!wifi)
3456                 return -ENODEV;
3457
3458         interface = wifi->interface;
3459
3460         return g_supplicant_interface_signalpoll(interface, signalpoll_callback, network);
3461 }
3462
3463 static gboolean autosignalpoll_timeout(gpointer data)
3464 {
3465         struct connman_network *network = data;
3466         int ret = 0;
3467
3468         automaxspeed_timeout = 0;
3469         ret = network_signalpoll(network);
3470
3471         if (ret < 0) {
3472                 DBG("Fail to get max speed !!");
3473                 return FALSE;
3474         }
3475
3476         automaxspeed_timeout = g_timeout_add_seconds(30, autosignalpoll_timeout, network);
3477
3478         return FALSE;
3479 }
3480 #endif
3481
3482 static struct connman_network_driver network_driver = {
3483         .name           = "wifi",
3484         .type           = CONNMAN_NETWORK_TYPE_WIFI,
3485         .priority       = CONNMAN_NETWORK_PRIORITY_LOW,
3486         .probe          = network_probe,
3487         .remove         = network_remove,
3488         .connect        = network_connect,
3489         .disconnect     = network_disconnect,
3490 };
3491
3492 static void interface_added(GSupplicantInterface *interface)
3493 {
3494         const char *ifname = g_supplicant_interface_get_ifname(interface);
3495         const char *driver = g_supplicant_interface_get_driver(interface);
3496         struct wifi_data *wifi;
3497
3498         wifi = g_supplicant_interface_get_data(interface);
3499         if (!wifi) {
3500                 wifi = get_pending_wifi_data(ifname);
3501                 if (!wifi)
3502                         return;
3503
3504                 wifi->interface = interface;
3505                 g_supplicant_interface_set_data(interface, wifi);
3506                 p2p_iface_list = g_list_append(p2p_iface_list, wifi);
3507                 wifi->p2p_device = true;
3508         }
3509
3510         DBG("ifname %s driver %s wifi %p tethering %d",
3511                         ifname, driver, wifi, wifi->tethering);
3512
3513         if (!wifi->device) {
3514                 connman_error("WiFi device not set");
3515                 return;
3516         }
3517
3518         connman_device_set_powered(wifi->device, true);
3519 }
3520
3521 static bool is_idle(struct wifi_data *wifi)
3522 {
3523         DBG("state %d", wifi->state);
3524
3525         switch (wifi->state) {
3526         case G_SUPPLICANT_STATE_UNKNOWN:
3527         case G_SUPPLICANT_STATE_DISABLED:
3528         case G_SUPPLICANT_STATE_DISCONNECTED:
3529         case G_SUPPLICANT_STATE_INACTIVE:
3530         case G_SUPPLICANT_STATE_SCANNING:
3531                 return true;
3532
3533         case G_SUPPLICANT_STATE_AUTHENTICATING:
3534         case G_SUPPLICANT_STATE_ASSOCIATING:
3535         case G_SUPPLICANT_STATE_ASSOCIATED:
3536         case G_SUPPLICANT_STATE_4WAY_HANDSHAKE:
3537         case G_SUPPLICANT_STATE_GROUP_HANDSHAKE:
3538         case G_SUPPLICANT_STATE_COMPLETED:
3539                 return false;
3540         }
3541
3542         return false;
3543 }
3544
3545 static bool is_idle_wps(GSupplicantInterface *interface,
3546                                                 struct wifi_data *wifi)
3547 {
3548         /* First, let's check if WPS processing did not went wrong */
3549         if (g_supplicant_interface_get_wps_state(interface) ==
3550                 G_SUPPLICANT_WPS_STATE_FAIL)
3551                 return false;
3552
3553         /* Unlike normal connection, being associated while processing wps
3554          * actually means that we are idling. */
3555         switch (wifi->state) {
3556         case G_SUPPLICANT_STATE_UNKNOWN:
3557         case G_SUPPLICANT_STATE_DISABLED:
3558         case G_SUPPLICANT_STATE_DISCONNECTED:
3559         case G_SUPPLICANT_STATE_INACTIVE:
3560         case G_SUPPLICANT_STATE_SCANNING:
3561         case G_SUPPLICANT_STATE_ASSOCIATED:
3562                 return true;
3563         case G_SUPPLICANT_STATE_AUTHENTICATING:
3564         case G_SUPPLICANT_STATE_ASSOCIATING:
3565         case G_SUPPLICANT_STATE_4WAY_HANDSHAKE:
3566         case G_SUPPLICANT_STATE_GROUP_HANDSHAKE:
3567         case G_SUPPLICANT_STATE_COMPLETED:
3568                 return false;
3569         }
3570
3571         return false;
3572 }
3573
3574 static bool handle_wps_completion(GSupplicantInterface *interface,
3575                                         struct connman_network *network,
3576                                         struct connman_device *device,
3577                                         struct wifi_data *wifi)
3578 {
3579         bool wps;
3580
3581         wps = connman_network_get_bool(network, "WiFi.UseWPS");
3582         if (wps) {
3583                 const unsigned char *ssid, *wps_ssid;
3584                 unsigned int ssid_len, wps_ssid_len;
3585                 const char *wps_key;
3586
3587                 /* Checking if we got associated with requested
3588                  * network */
3589                 ssid = connman_network_get_blob(network, "WiFi.SSID",
3590                                                 &ssid_len);
3591
3592                 wps_ssid = g_supplicant_interface_get_wps_ssid(
3593                         interface, &wps_ssid_len);
3594
3595                 if (!wps_ssid || wps_ssid_len != ssid_len ||
3596                                 memcmp(ssid, wps_ssid, ssid_len) != 0) {
3597                         connman_network_set_associating(network, false);
3598 #if defined TIZEN_EXT
3599                         g_supplicant_interface_disconnect(wifi->interface,
3600                                                 disconnect_callback, wifi->network);
3601
3602                         connman_network_set_bool(network, "WiFi.UseWPS", false);
3603                         connman_network_set_string(network, "WiFi.PinWPS", NULL);
3604 #else
3605                         g_supplicant_interface_disconnect(wifi->interface,
3606                                                 disconnect_callback, wifi);
3607 #endif
3608                         return false;
3609                 }
3610
3611                 wps_key = g_supplicant_interface_get_wps_key(interface);
3612 #if defined TIZEN_EXT
3613                 /* Check the passphrase and encrypt it
3614                  */
3615                  int ret;
3616                  gchar *passphrase = g_strdup(wps_key);
3617
3618                  connman_network_set_string(network, "WiFi.PinWPS", NULL);
3619
3620                  if (check_passphrase_ext(network, passphrase) < 0) {
3621                          DBG("[WPS] Invalid passphrase");
3622                          g_free(passphrase);
3623                          return true;
3624                  }
3625
3626                  ret = send_encryption_request(passphrase, network);
3627
3628                  g_free(passphrase);
3629
3630                  if (!ret)
3631                          DBG("[WPS] Encryption request succeeded");
3632                  else
3633                          DBG("[WPS] Encryption request failed %d", ret);
3634
3635 #else
3636                 connman_network_set_string(network, "WiFi.Passphrase",
3637                                         wps_key);
3638
3639                 connman_network_set_string(network, "WiFi.PinWPS", NULL);
3640 #endif
3641         }
3642
3643         return true;
3644 }
3645
3646 static bool handle_assoc_status_code(GSupplicantInterface *interface,
3647                                      struct wifi_data *wifi)
3648 {
3649         if (wifi->state == G_SUPPLICANT_STATE_ASSOCIATING &&
3650                         wifi->assoc_code == ASSOC_STATUS_NO_CLIENT &&
3651                         wifi->load_shaping_retries < LOAD_SHAPING_MAX_RETRIES) {
3652                 wifi->load_shaping_retries ++;
3653                 return TRUE;
3654         }
3655         wifi->load_shaping_retries = 0;
3656         return FALSE;
3657 }
3658
3659 static bool handle_4way_handshake_failure(GSupplicantInterface *interface,
3660                                         struct connman_network *network,
3661                                         struct wifi_data *wifi)
3662 {
3663 #if defined TIZEN_EXT
3664         const char *security;
3665         struct connman_service *service;
3666
3667         if (wifi->connected)
3668                 return false;
3669
3670         security = connman_network_get_string(network, "WiFi.Security");
3671
3672         if (security && g_str_equal(security, "ieee8021x") == true &&
3673                         wifi->state == G_SUPPLICANT_STATE_ASSOCIATED) {
3674                 wifi->retries = 0;
3675                 connman_network_set_error(network, CONNMAN_NETWORK_ERROR_INVALID_KEY);
3676
3677                 return false;
3678         }
3679
3680         if (wifi->state != G_SUPPLICANT_STATE_4WAY_HANDSHAKE)
3681                 return false;
3682 #else
3683         struct connman_service *service;
3684
3685         if (wifi->state != G_SUPPLICANT_STATE_4WAY_HANDSHAKE)
3686                 return false;
3687
3688         if (wifi->connected)
3689                 return false;
3690 #endif
3691
3692         service = connman_service_lookup_from_network(network);
3693         if (!service)
3694                 return false;
3695
3696         wifi->retries++;
3697
3698         if (connman_service_get_favorite(service)) {
3699                 if (wifi->retries < FAVORITE_MAXIMUM_RETRIES)
3700                         return true;
3701         }
3702
3703         wifi->retries = 0;
3704         connman_network_set_error(network, CONNMAN_NETWORK_ERROR_INVALID_KEY);
3705
3706         return false;
3707 }
3708
3709 #if defined TIZEN_EXT
3710 static bool handle_wifi_assoc_retry(struct connman_network *network,
3711                                         struct wifi_data *wifi)
3712 {
3713         const char *security;
3714
3715         if (!wifi->network || wifi->connected || wifi->disconnecting ||
3716                         connman_network_get_connecting(network) != true) {
3717                 wifi->assoc_retry_count = 0;
3718                 return false;
3719         }
3720
3721         if (wifi->state != G_SUPPLICANT_STATE_ASSOCIATING &&
3722                         wifi->state != G_SUPPLICANT_STATE_ASSOCIATED) {
3723                 wifi->assoc_retry_count = 0;
3724                 return false;
3725         }
3726
3727         security = connman_network_get_string(network, "WiFi.Security");
3728         if (security && g_str_equal(security, "ieee8021x") == true &&
3729                         wifi->state == G_SUPPLICANT_STATE_ASSOCIATED) {
3730                 wifi->assoc_retry_count = 0;
3731                 return false;
3732         }
3733
3734         if (++wifi->assoc_retry_count >= TIZEN_ASSOC_RETRY_COUNT) {
3735                 wifi->assoc_retry_count = 0;
3736
3737                 /* Honestly it's not an invalid-key error,
3738                  * however QA team recommends that the invalid-key error
3739                  * might be better to display for user experience.
3740                  */
3741                 connman_network_set_error(network, CONNMAN_NETWORK_ERROR_ASSOCIATE_FAIL);
3742
3743                 return false;
3744         }
3745
3746         return true;
3747 }
3748 #endif
3749
3750 static void interface_state(GSupplicantInterface *interface)
3751 {
3752         struct connman_network *network;
3753         struct connman_device *device;
3754         struct wifi_data *wifi;
3755         GSupplicantState state = g_supplicant_interface_get_state(interface);
3756         bool wps;
3757         bool old_connected;
3758
3759         wifi = g_supplicant_interface_get_data(interface);
3760
3761         DBG("wifi %p interface state %d", wifi, state);
3762
3763         if (!wifi)
3764                 return;
3765
3766         if (state == G_SUPPLICANT_STATE_COMPLETED) {
3767                 if (wifi->tethering_param) {
3768                         g_free(wifi->tethering_param->ssid);
3769                         g_free(wifi->tethering_param);
3770                         wifi->tethering_param = NULL;
3771                 }
3772         }
3773
3774         device = wifi->device;
3775         if (!device)
3776                 return;
3777
3778         if (g_supplicant_interface_get_ready(interface) &&
3779                                         !wifi->interface_ready) {
3780                 wifi->interface_ready = true;
3781                 finalize_interface_creation(wifi);
3782         }
3783
3784         network = wifi->network;
3785         if (!network)
3786                 return;
3787
3788         switch (state) {
3789         case G_SUPPLICANT_STATE_SCANNING:
3790                 if (wifi->connected)
3791                         connman_network_set_connected(network, false);
3792
3793                 break;
3794
3795         case G_SUPPLICANT_STATE_AUTHENTICATING:
3796         case G_SUPPLICANT_STATE_ASSOCIATING:
3797 #if defined TIZEN_EXT
3798                 reset_autoscan(device);
3799 #else
3800                 stop_autoscan(device);
3801 #endif
3802
3803                 if (!wifi->connected)
3804                         connman_network_set_associating(network, true);
3805
3806                 break;
3807
3808         case G_SUPPLICANT_STATE_COMPLETED:
3809 #if defined TIZEN_EXT
3810                 /* though it should be already reset: */
3811                 reset_autoscan(device);
3812
3813                 wifi->assoc_retry_count = 0;
3814
3815                 wifi->scan_pending_network = NULL;
3816
3817                 /* should be cleared scanning flag */
3818                 bool scanning = connman_device_get_scanning(device);
3819                 if (scanning){
3820                         connman_device_set_scanning(device,
3821                                 CONNMAN_SERVICE_TYPE_WIFI, false);
3822                         connman_device_unref(device);
3823                 }
3824
3825                 if (!automaxspeed_timeout) {
3826                         DBG("Going to start signalpoll timer!!");
3827                         autosignalpoll_timeout(network);
3828                 }
3829 #else
3830                 /* though it should be already stopped: */
3831                 stop_autoscan(device);
3832 #endif
3833
3834                 if (!handle_wps_completion(interface, network, device, wifi))
3835                         break;
3836
3837                 connman_network_set_connected(network, true);
3838
3839                 wifi->disconnect_code = 0;
3840                 wifi->assoc_code = 0;
3841                 wifi->load_shaping_retries = 0;
3842                 break;
3843
3844         case G_SUPPLICANT_STATE_DISCONNECTED:
3845 #if defined TIZEN_EXT
3846                 connman_network_set_maxspeed(network, 0);
3847
3848                 if (automaxspeed_timeout != 0) {
3849                         g_source_remove(automaxspeed_timeout);
3850                         automaxspeed_timeout = 0;
3851                         DBG("Remove signalpoll timer!!");
3852                 }
3853 #endif
3854                 /*
3855                  * If we're in one of the idle modes, we have
3856                  * not started association yet and thus setting
3857                  * those ones to FALSE could cancel an association
3858                  * in progress.
3859                  */
3860                 wps = connman_network_get_bool(network, "WiFi.UseWPS");
3861                 if (wps)
3862                         if (is_idle_wps(interface, wifi))
3863                                 break;
3864
3865                 if (is_idle(wifi))
3866                         break;
3867
3868                 if (handle_assoc_status_code(interface, wifi))
3869                         break;
3870
3871                 /* If previous state was 4way-handshake, then
3872                  * it's either: psk was incorrect and thus we retry
3873                  * or if we reach the maximum retries we declare the
3874                  * psk as wrong */
3875                 if (handle_4way_handshake_failure(interface,
3876                                                 network, wifi))
3877                         break;
3878
3879                 /* See table 8-36 Reason codes in IEEE Std 802.11 */
3880                 switch (wifi->disconnect_code) {
3881                 case 1: /* Unspecified reason */
3882                         /* Let's assume it's because we got blocked */
3883
3884                 case 6: /* Class 2 frame received from nonauthenticated STA */
3885                         connman_network_set_error(network,
3886                                                 CONNMAN_NETWORK_ERROR_BLOCKED);
3887                         break;
3888
3889                 default:
3890                         break;
3891                 }
3892
3893 #if defined TIZEN_EXT
3894                 /* Some of Wi-Fi networks are not comply Wi-Fi specification.
3895                  * Retry association until its retry count is expired */
3896                 if (handle_wifi_assoc_retry(network, wifi) == true) {
3897                         throw_wifi_scan(wifi->device, scan_callback);
3898                         wifi->scan_pending_network = wifi->network;
3899                         break;
3900                 }
3901
3902                 if(wifi->disconnect_code > 0){
3903                         DBG("Set disconnect reason code(%d)", wifi->disconnect_code);
3904                         connman_network_set_disconnect_reason(network, wifi->disconnect_code);
3905                 }
3906 #endif
3907
3908                 connman_network_set_connected(network, false);
3909                 connman_network_set_associating(network, false);
3910                 wifi->disconnecting = false;
3911
3912                 start_autoscan(device);
3913
3914                 break;
3915
3916         case G_SUPPLICANT_STATE_INACTIVE:
3917 #if defined TIZEN_EXT
3918                 if (handle_wps_completion(interface, network, device, wifi) == false)
3919                         break;
3920 #endif
3921                 connman_network_set_associating(network, false);
3922                 start_autoscan(device);
3923
3924                 break;
3925
3926         case G_SUPPLICANT_STATE_UNKNOWN:
3927         case G_SUPPLICANT_STATE_DISABLED:
3928         case G_SUPPLICANT_STATE_ASSOCIATED:
3929         case G_SUPPLICANT_STATE_4WAY_HANDSHAKE:
3930         case G_SUPPLICANT_STATE_GROUP_HANDSHAKE:
3931                 break;
3932         }
3933
3934         old_connected = wifi->connected;
3935         wifi->state = state;
3936
3937         /* Saving wpa_s state policy:
3938          * If connected and if the state changes are roaming related:
3939          * --> We stay connected
3940          * If completed
3941          * --> We are connected
3942          * All other case:
3943          * --> We are not connected
3944          * */
3945         switch (state) {
3946         case G_SUPPLICANT_STATE_AUTHENTICATING:
3947         case G_SUPPLICANT_STATE_ASSOCIATING:
3948         case G_SUPPLICANT_STATE_ASSOCIATED:
3949         case G_SUPPLICANT_STATE_4WAY_HANDSHAKE:
3950         case G_SUPPLICANT_STATE_GROUP_HANDSHAKE:
3951                 if (wifi->connected)
3952                         connman_warn("Probably roaming right now!"
3953                                                 " Staying connected...");
3954                 break;
3955         case G_SUPPLICANT_STATE_SCANNING:
3956                 wifi->connected = false;
3957
3958                 if (old_connected)
3959                         start_autoscan(device);
3960                 break;
3961         case G_SUPPLICANT_STATE_COMPLETED:
3962                 wifi->connected = true;
3963                 break;
3964         default:
3965                 wifi->connected = false;
3966                 break;
3967         }
3968
3969         DBG("DONE");
3970 }
3971
3972 static void interface_removed(GSupplicantInterface *interface)
3973 {
3974         const char *ifname = g_supplicant_interface_get_ifname(interface);
3975         struct wifi_data *wifi;
3976
3977         DBG("ifname %s", ifname);
3978
3979         wifi = g_supplicant_interface_get_data(interface);
3980
3981 #if defined TIZEN_EXT_WIFI_MESH
3982         if (wifi && wifi->mesh_interface) {
3983                 DBG("Notify mesh interface remove");
3984                 connman_mesh_notify_interface_remove(true);
3985                 struct wifi_mesh_info *mesh_info = wifi->mesh_info;
3986                 g_free(mesh_info->parent_ifname);
3987                 g_free(mesh_info->ifname);
3988                 g_free(mesh_info->identifier);
3989                 g_free(mesh_info);
3990                 wifi->mesh_interface = false;
3991                 wifi->mesh_info = NULL;
3992                 return;
3993         }
3994 #endif
3995
3996         if (wifi)
3997                 wifi->interface = NULL;
3998
3999         if (wifi && wifi->tethering)
4000                 return;
4001
4002         if (!wifi || !wifi->device) {
4003                 DBG("wifi interface already removed");
4004                 return;
4005         }
4006
4007         connman_device_set_powered(wifi->device, false);
4008
4009         check_p2p_technology();
4010 #if defined TIZEN_EXT_WIFI_MESH
4011         check_mesh_technology();
4012 #endif
4013 }
4014
4015 static void set_device_type(const char *type, char dev_type[17])
4016 {
4017         const char *oui = "0050F204";
4018         const char *category = "0001";
4019         const char *sub_category = "0000";
4020
4021         if (!g_strcmp0(type, "handset")) {
4022                 category = "000A";
4023                 sub_category = "0005";
4024         } else if (!g_strcmp0(type, "vm") || !g_strcmp0(type, "container"))
4025                 sub_category = "0001";
4026         else if (!g_strcmp0(type, "server"))
4027                 sub_category = "0002";
4028         else if (!g_strcmp0(type, "laptop"))
4029                 sub_category = "0005";
4030         else if (!g_strcmp0(type, "desktop"))
4031                 sub_category = "0006";
4032         else if (!g_strcmp0(type, "tablet"))
4033                 sub_category = "0009";
4034         else if (!g_strcmp0(type, "watch"))
4035                 category = "00FF";
4036
4037         snprintf(dev_type, 17, "%s%s%s", category, oui, sub_category);
4038 }
4039
4040 static void p2p_support(GSupplicantInterface *interface)
4041 {
4042         char dev_type[17] = {};
4043         const char *hostname;
4044
4045         DBG("");
4046
4047         if (!interface)
4048                 return;
4049
4050         if (!g_supplicant_interface_has_p2p(interface))
4051                 return;
4052
4053         if (connman_technology_driver_register(&p2p_tech_driver) < 0) {
4054                 DBG("Could not register P2P technology driver");
4055                 return;
4056         }
4057
4058         hostname = connman_utsname_get_hostname();
4059         if (!hostname)
4060                 hostname = "ConnMan";
4061
4062         set_device_type(connman_machine_get_type(), dev_type);
4063         g_supplicant_interface_set_p2p_device_config(interface,
4064                                                         hostname, dev_type);
4065         connman_peer_driver_register(&peer_driver);
4066 }
4067
4068 static void scan_started(GSupplicantInterface *interface)
4069 {
4070         DBG("");
4071 }
4072
4073 static void scan_finished(GSupplicantInterface *interface)
4074 {
4075 #if defined TIZEN_EXT
4076         struct wifi_data *wifi;
4077         bool is_associating = false;
4078         static bool is_scanning = true;
4079 #endif
4080
4081         DBG("");
4082
4083 #if defined TIZEN_EXT
4084         wifi = g_supplicant_interface_get_data(interface);
4085         if (wifi && wifi->scan_pending_network) {
4086                 network_connect(wifi->scan_pending_network);
4087                 wifi->scan_pending_network = NULL;
4088         }
4089
4090         //service state - associating
4091         if(!wifi || !wifi->network)
4092                 return;
4093
4094         is_associating = connman_network_get_associating(wifi->network);
4095         if(is_associating && is_scanning){
4096                 is_scanning = false;
4097                 DBG("send scan for connecting");
4098                 throw_wifi_scan(wifi->device, scan_callback);
4099
4100                 return;
4101         }
4102         is_scanning = true;
4103
4104         //go scan
4105
4106 #endif
4107 }
4108
4109 static void ap_create_fail(GSupplicantInterface *interface)
4110 {
4111         struct wifi_data *wifi = g_supplicant_interface_get_data(interface);
4112         int ret;
4113
4114         if ((wifi->tethering) && (wifi->tethering_param)) {
4115                 DBG("%s create AP fail \n",
4116                                 g_supplicant_interface_get_ifname(wifi->interface));
4117
4118                 connman_inet_remove_from_bridge(wifi->index, wifi->bridge);
4119                 wifi->ap_supported = WIFI_AP_NOT_SUPPORTED;
4120                 wifi->tethering = false;
4121
4122                 ret = tech_set_tethering(wifi->tethering_param->technology,
4123                                 wifi->tethering_param->ssid->ssid,
4124                                 wifi->tethering_param->ssid->passphrase,
4125                                 wifi->bridge, true);
4126
4127                 if ((ret == -EOPNOTSUPP) && (wifi_technology)) {
4128                         connman_technology_tethering_notify(wifi_technology,false);
4129                 }
4130
4131                 g_free(wifi->tethering_param->ssid);
4132                 g_free(wifi->tethering_param);
4133                 wifi->tethering_param = NULL;
4134         }
4135
4136         return;
4137 }
4138
4139 static unsigned char calculate_strength(GSupplicantNetwork *supplicant_network)
4140 {
4141         unsigned char strength;
4142
4143         strength = 120 + g_supplicant_network_get_signal(supplicant_network);
4144
4145 #if !defined TIZEN_EXT
4146         if (strength > 100)
4147                 strength = 100;
4148 #endif
4149         return strength;
4150 }
4151
4152 #if defined TIZEN_EXT_WIFI_MESH
4153 static void mesh_peer_added(GSupplicantNetwork *supplicant_network)
4154 {
4155         GSupplicantInterface *interface;
4156         struct wifi_data *wifi;
4157         const char *name, *security;
4158         struct connman_mesh *connman_mesh;
4159         struct wifi_mesh_info *mesh_info;
4160         const unsigned char *bssid;
4161         const char *identifier;
4162         char *address;
4163         uint16_t frequency;
4164         int ret;
4165
4166         interface = g_supplicant_network_get_interface(supplicant_network);
4167         wifi = g_supplicant_interface_get_data(interface);
4168         if (!wifi || !wifi->mesh_interface) {
4169                 DBG("Virtual Mesh interface not created");
4170                 return;
4171         }
4172
4173         bssid = g_supplicant_network_get_bssid(supplicant_network);
4174         address = g_malloc0(19);
4175         snprintf(address, 19, "%02x:%02x:%02x:%02x:%02x:%02x", bssid[0], bssid[1],
4176                                                                  bssid[2], bssid[3], bssid[4], bssid[5]);
4177
4178         identifier = g_supplicant_network_get_identifier(supplicant_network);
4179         name = g_supplicant_network_get_name(supplicant_network);
4180         security = g_supplicant_network_get_security(supplicant_network);
4181         frequency = g_supplicant_network_get_frequency(supplicant_network);
4182
4183         mesh_info = wifi->mesh_info;
4184         connman_mesh = connman_mesh_get(mesh_info->identifier, identifier);
4185         if (connman_mesh)
4186                 goto done;
4187
4188         DBG("Mesh Peer name %s identifier %s security %s added", name, identifier,
4189                                         security);
4190         connman_mesh = connman_mesh_create(mesh_info->identifier, identifier);
4191         connman_mesh_set_name(connman_mesh, name);
4192         connman_mesh_set_security(connman_mesh, security);
4193         connman_mesh_set_frequency(connman_mesh, frequency);
4194         connman_mesh_set_address(connman_mesh, address);
4195         connman_mesh_set_index(connman_mesh, mesh_info->index);
4196         connman_mesh_set_strength(connman_mesh,
4197                                                 calculate_strength(supplicant_network));
4198         connman_mesh_set_peer_type(connman_mesh, CONNMAN_MESH_PEER_TYPE_DISCOVERED);
4199
4200         ret = connman_mesh_register(connman_mesh);
4201         if (ret == -EALREADY)
4202                 DBG("Mesh Peer is already registered");
4203
4204 done:
4205         g_free(address);
4206 }
4207
4208 static void mesh_peer_removed(GSupplicantNetwork *supplicant_network)
4209 {
4210         GSupplicantInterface *interface;
4211         struct wifi_data *wifi;
4212         struct connman_mesh *connman_mesh;
4213         struct wifi_mesh_info *mesh_info;
4214         const char *identifier;
4215
4216         interface = g_supplicant_network_get_interface(supplicant_network);
4217         wifi = g_supplicant_interface_get_data(interface);
4218         if (!wifi || !wifi->mesh_interface) {
4219                 DBG("Virtual Mesh interface not created");
4220                 return;
4221         }
4222
4223         identifier = g_supplicant_network_get_identifier(supplicant_network);
4224         if (!identifier) {
4225                 DBG("Failed to get Mesh Peer identifier");
4226                 return;
4227         }
4228
4229         mesh_info = wifi->mesh_info;
4230         connman_mesh = connman_mesh_get(mesh_info->identifier, identifier);
4231         if (connman_mesh) {
4232                 /* Do not unregister connected mesh peer */
4233                 if (connman_mesh_peer_is_connected_state(connman_mesh)) {
4234                         DBG("Mesh Peer %s is connected", identifier);
4235                         return;
4236                 }
4237                 DBG("Mesh Peer identifier %s removed", identifier);
4238                 connman_mesh_unregister(connman_mesh);
4239         }
4240 }
4241 #endif
4242
4243 static void network_added(GSupplicantNetwork *supplicant_network)
4244 {
4245         struct connman_network *network;
4246         GSupplicantInterface *interface;
4247         struct wifi_data *wifi;
4248         const char *name, *identifier, *security, *group, *mode;
4249         const unsigned char *ssid;
4250         unsigned int ssid_len;
4251         bool wps;
4252         bool wps_pbc;
4253         bool wps_ready;
4254         bool wps_advertizing;
4255
4256 #if defined TIZEN_EXT
4257         GSList *vsie_list = NULL;
4258         const unsigned char *country_code;
4259 #endif
4260
4261         mode = g_supplicant_network_get_mode(supplicant_network);
4262         identifier = g_supplicant_network_get_identifier(supplicant_network);
4263
4264         DBG("%s", identifier);
4265
4266         if (!g_strcmp0(mode, "adhoc"))
4267                 return;
4268
4269 #if defined TIZEN_EXT_WIFI_MESH
4270         if (!g_strcmp0(mode, "mesh")) {
4271                 mesh_peer_added(supplicant_network);
4272                 return;
4273         }
4274 #endif
4275
4276         interface = g_supplicant_network_get_interface(supplicant_network);
4277         wifi = g_supplicant_interface_get_data(interface);
4278         name = g_supplicant_network_get_name(supplicant_network);
4279         security = g_supplicant_network_get_security(supplicant_network);
4280         group = g_supplicant_network_get_identifier(supplicant_network);
4281         wps = g_supplicant_network_get_wps(supplicant_network);
4282         wps_pbc = g_supplicant_network_is_wps_pbc(supplicant_network);
4283         wps_ready = g_supplicant_network_is_wps_active(supplicant_network);
4284         wps_advertizing = g_supplicant_network_is_wps_advertizing(
4285                                                         supplicant_network);
4286
4287         if (!wifi)
4288                 return;
4289
4290         ssid = g_supplicant_network_get_ssid(supplicant_network, &ssid_len);
4291
4292         network = connman_device_get_network(wifi->device, identifier);
4293
4294         if (!network) {
4295                 network = connman_network_create(identifier,
4296                                                 CONNMAN_NETWORK_TYPE_WIFI);
4297                 if (!network)
4298                         return;
4299
4300                 connman_network_set_index(network, wifi->index);
4301
4302                 if (connman_device_add_network(wifi->device, network) < 0) {
4303                         connman_network_unref(network);
4304                         return;
4305                 }
4306
4307                 wifi->networks = g_slist_prepend(wifi->networks, network);
4308         }
4309
4310         if (name && name[0] != '\0')
4311                 connman_network_set_name(network, name);
4312
4313         connman_network_set_blob(network, "WiFi.SSID",
4314                                                 ssid, ssid_len);
4315 #if defined TIZEN_EXT
4316         vsie_list = (GSList *)g_supplicant_network_get_wifi_vsie(supplicant_network);
4317         if (vsie_list)
4318                 connman_network_set_vsie_list(network, vsie_list);
4319         else
4320                 DBG("vsie_list is NULL");
4321         country_code = g_supplicant_network_get_countrycode(supplicant_network);
4322         connman_network_set_countrycode(network, country_code);
4323 #endif
4324         connman_network_set_string(network, "WiFi.Security", security);
4325         connman_network_set_strength(network,
4326                                 calculate_strength(supplicant_network));
4327         connman_network_set_bool(network, "WiFi.WPS", wps);
4328
4329         if (wps) {
4330                 /* Is AP advertizing for WPS association?
4331                  * If so, we decide to use WPS by default */
4332                 if (wps_ready && wps_pbc &&
4333                                                 wps_advertizing) {
4334 #if !defined TIZEN_EXT
4335                         connman_network_set_bool(network, "WiFi.UseWPS", true);
4336 #else
4337                         DBG("wps is activating by ap but ignore it.");
4338 #endif
4339                 }
4340         }
4341
4342         connman_network_set_frequency(network,
4343                         g_supplicant_network_get_frequency(supplicant_network));
4344 #if defined TIZEN_EXT
4345         connman_network_set_bssid(network,
4346                         g_supplicant_network_get_bssid(supplicant_network));
4347         connman_network_set_maxrate(network,
4348                         g_supplicant_network_get_maxrate(supplicant_network));
4349         connman_network_set_enc_mode(network,
4350                         g_supplicant_network_get_enc_mode(supplicant_network));
4351         connman_network_set_rsn_mode(network,
4352                         g_supplicant_network_get_rsn_mode(supplicant_network));
4353         connman_network_set_keymgmt(network,
4354                         g_supplicant_network_get_keymgmt(supplicant_network));
4355         connman_network_set_bool(network, "WiFi.HS20AP",
4356                         g_supplicant_network_is_hs20AP(supplicant_network));
4357         connman_network_set_bssid_list(network,
4358                         (GSList *)g_supplicant_network_get_bssid_list(supplicant_network));
4359 #endif
4360         connman_network_set_available(network, true);
4361         connman_network_set_string(network, "WiFi.Mode", mode);
4362
4363 #if defined TIZEN_EXT
4364         if (group)
4365 #else
4366         if (ssid)
4367 #endif
4368                 connman_network_set_group(network, group);
4369
4370 #if defined TIZEN_EXT
4371         if (wifi_first_scan == true)
4372                 found_with_first_scan = true;
4373 #endif
4374
4375         if (wifi->hidden && ssid) {
4376 #if defined TIZEN_EXT
4377                 if (network_security(wifi->hidden->security) ==
4378                         network_security(security) &&
4379 #else
4380                 if (!g_strcmp0(wifi->hidden->security, security) &&
4381 #endif
4382                                 wifi->hidden->ssid_len == ssid_len &&
4383                                 !memcmp(wifi->hidden->ssid, ssid, ssid_len)) {
4384                         connman_network_connect_hidden(network,
4385                                         wifi->hidden->identity,
4386                                         wifi->hidden->passphrase,
4387                                         wifi->hidden->user_data);
4388                         wifi->hidden->user_data = NULL;
4389                         hidden_free(wifi->hidden);
4390                         wifi->hidden = NULL;
4391                 }
4392         }
4393 }
4394
4395 static void network_removed(GSupplicantNetwork *network)
4396 {
4397         GSupplicantInterface *interface;
4398         struct wifi_data *wifi;
4399         const char *name, *identifier;
4400         struct connman_network *connman_network;
4401
4402 #if defined TIZEN_EXT_WIFI_MESH
4403         const char *mode;
4404         mode = g_supplicant_network_get_mode(network);
4405         if (!g_strcmp0(mode, "mesh")) {
4406                 mesh_peer_removed(network);
4407                 return;
4408         }
4409 #endif
4410
4411         interface = g_supplicant_network_get_interface(network);
4412         wifi = g_supplicant_interface_get_data(interface);
4413         identifier = g_supplicant_network_get_identifier(network);
4414         name = g_supplicant_network_get_name(network);
4415
4416         DBG("name %s", name);
4417
4418         if (!wifi)
4419                 return;
4420
4421         connman_network = connman_device_get_network(wifi->device, identifier);
4422         if (!connman_network)
4423                 return;
4424
4425 #if defined TIZEN_EXT
4426         if (connman_network == wifi->scan_pending_network)
4427                 wifi->scan_pending_network = NULL;
4428
4429         if (connman_network == wifi->pending_network)
4430                 wifi->pending_network = NULL;
4431
4432         if(connman_network_get_connecting(connman_network) == true){
4433                 connman_network_set_connected(connman_network, false);
4434         }
4435 #endif
4436
4437         wifi->networks = g_slist_remove(wifi->networks, connman_network);
4438
4439         connman_device_remove_network(wifi->device, connman_network);
4440         connman_network_unref(connman_network);
4441 }
4442
4443 static void network_changed(GSupplicantNetwork *network, const char *property)
4444 {
4445         GSupplicantInterface *interface;
4446         struct wifi_data *wifi;
4447         const char *name, *identifier;
4448         struct connman_network *connman_network;
4449
4450 #if defined TIZEN_EXT
4451         const unsigned char *bssid;
4452         unsigned int maxrate;
4453         uint16_t frequency;
4454         bool wps;
4455         const unsigned char *country_code;
4456         GSList *bssid_list;
4457 #endif
4458
4459         interface = g_supplicant_network_get_interface(network);
4460         wifi = g_supplicant_interface_get_data(interface);
4461         identifier = g_supplicant_network_get_identifier(network);
4462         name = g_supplicant_network_get_name(network);
4463
4464         DBG("name %s", name);
4465
4466         if (!wifi)
4467                 return;
4468
4469         connman_network = connman_device_get_network(wifi->device, identifier);
4470         if (!connman_network)
4471                 return;
4472
4473         if (g_str_equal(property, "Signal")) {
4474                connman_network_set_strength(connman_network,
4475                                         calculate_strength(network));
4476                connman_network_update(connman_network);
4477         }
4478
4479 #if defined TIZEN_EXT
4480         bssid = g_supplicant_network_get_bssid(network);
4481         maxrate = g_supplicant_network_get_maxrate(network);
4482         frequency = g_supplicant_network_get_frequency(network);
4483         wps = g_supplicant_network_get_wps(network);
4484
4485         connman_network_set_bssid(connman_network, bssid);
4486         connman_network_set_maxrate(connman_network, maxrate);
4487         connman_network_set_frequency(connman_network, frequency);
4488         connman_network_set_bool(connman_network, "WiFi.WPS", wps);
4489         country_code = g_supplicant_network_get_countrycode(network);
4490         connman_network_set_countrycode(connman_network, country_code);
4491         bssid_list = (GSList *)g_supplicant_network_get_bssid_list(network);
4492         connman_network_set_bssid_list(connman_network, bssid_list);
4493 #endif
4494 }
4495
4496 static void network_associated(GSupplicantNetwork *network)
4497 {
4498         GSupplicantInterface *interface;
4499         struct wifi_data *wifi;
4500         struct connman_network *connman_network;
4501         const char *identifier;
4502
4503         DBG("");
4504
4505         interface = g_supplicant_network_get_interface(network);
4506         if (!interface)
4507                 return;
4508
4509         wifi = g_supplicant_interface_get_data(interface);
4510         if (!wifi)
4511                 return;
4512
4513         identifier = g_supplicant_network_get_identifier(network);
4514
4515         connman_network = connman_device_get_network(wifi->device, identifier);
4516         if (!connman_network)
4517                 return;
4518
4519         if (wifi->network) {
4520                 if (wifi->network == connman_network)
4521                         return;
4522
4523                 /*
4524                  * This should never happen, we got associated with
4525                  * a network different than the one we were expecting.
4526                  */
4527                 DBG("Associated to %p while expecting %p",
4528                                         connman_network, wifi->network);
4529
4530                 connman_network_set_associating(wifi->network, false);
4531         }
4532
4533         DBG("Reconnecting to previous network %p from wpa_s", connman_network);
4534
4535         wifi->network = connman_network_ref(connman_network);
4536         wifi->retries = 0;
4537
4538         /*
4539          * Interface state changes callback (interface_state) is always
4540          * called before network_associated callback thus we need to call
4541          * interface_state again in order to process the new state now that
4542          * we have the network properly set.
4543          */
4544         interface_state(interface);
4545 }
4546
4547 static void apply_peer_services(GSupplicantPeer *peer,
4548                                 struct connman_peer *connman_peer)
4549 {
4550         const unsigned char *data;
4551         int length;
4552
4553         DBG("");
4554
4555         connman_peer_reset_services(connman_peer);
4556
4557         data = g_supplicant_peer_get_widi_ies(peer, &length);
4558         if (data) {
4559                 connman_peer_add_service(connman_peer,
4560                         CONNMAN_PEER_SERVICE_WIFI_DISPLAY, data, length);
4561         }
4562 }
4563
4564 static void add_station(const char *mac)
4565 {
4566         connman_technology_tethering_add_station(CONNMAN_SERVICE_TYPE_WIFI,
4567                                                  mac);
4568 }
4569
4570 static void remove_station(const char *mac)
4571 {
4572         connman_technology_tethering_remove_station(mac);
4573 }
4574
4575 static void peer_found(GSupplicantPeer *peer)
4576 {
4577         GSupplicantInterface *iface = g_supplicant_peer_get_interface(peer);
4578         struct wifi_data *wifi = g_supplicant_interface_get_data(iface);
4579         struct connman_peer *connman_peer;
4580         const char *identifier, *name;
4581         int ret;
4582 #if defined TIZEN_EXT
4583         if (!wifi)
4584                 return;
4585 #endif
4586         identifier = g_supplicant_peer_get_identifier(peer);
4587         name = g_supplicant_peer_get_name(peer);
4588
4589         DBG("ident: %s", identifier);
4590
4591         connman_peer = connman_peer_get(wifi->device, identifier);
4592         if (connman_peer)
4593                 return;
4594
4595         connman_peer = connman_peer_create(identifier);
4596         connman_peer_set_name(connman_peer, name);
4597         connman_peer_set_device(connman_peer, wifi->device);
4598         apply_peer_services(peer, connman_peer);
4599
4600         ret = connman_peer_register(connman_peer);
4601         if (ret < 0 && ret != -EALREADY)
4602                 connman_peer_unref(connman_peer);
4603         else
4604                 wifi->peers = g_slist_prepend(wifi->peers, connman_peer);
4605 }
4606
4607 static void peer_lost(GSupplicantPeer *peer)
4608 {
4609         GSupplicantInterface *iface = g_supplicant_peer_get_interface(peer);
4610         struct wifi_data *wifi = g_supplicant_interface_get_data(iface);
4611         struct connman_peer *connman_peer;
4612         const char *identifier;
4613
4614         if (!wifi)
4615                 return;
4616
4617         identifier = g_supplicant_peer_get_identifier(peer);
4618
4619         DBG("ident: %s", identifier);
4620
4621         connman_peer = connman_peer_get(wifi->device, identifier);
4622         if (connman_peer) {
4623                 if (wifi->p2p_connecting &&
4624                                 wifi->pending_peer == connman_peer) {
4625                         peer_connect_timeout(wifi);
4626                 }
4627                 connman_peer_unregister(connman_peer);
4628                 connman_peer_unref(connman_peer);
4629         }
4630
4631         wifi->peers = g_slist_remove(wifi->peers, connman_peer);
4632 }
4633
4634 static void peer_changed(GSupplicantPeer *peer, GSupplicantPeerState state)
4635 {
4636         GSupplicantInterface *iface = g_supplicant_peer_get_interface(peer);
4637         struct wifi_data *wifi = g_supplicant_interface_get_data(iface);
4638         enum connman_peer_state p_state = CONNMAN_PEER_STATE_UNKNOWN;
4639         struct connman_peer *connman_peer;
4640         const char *identifier;
4641
4642         identifier = g_supplicant_peer_get_identifier(peer);
4643
4644         DBG("ident: %s", identifier);
4645
4646         if (!wifi)
4647                 return;
4648
4649         connman_peer = connman_peer_get(wifi->device, identifier);
4650         if (!connman_peer)
4651                 return;
4652
4653         switch (state) {
4654         case G_SUPPLICANT_PEER_SERVICES_CHANGED:
4655                 apply_peer_services(peer, connman_peer);
4656                 connman_peer_services_changed(connman_peer);
4657                 return;
4658         case G_SUPPLICANT_PEER_GROUP_CHANGED:
4659                 if (!g_supplicant_peer_is_in_a_group(peer))
4660                         p_state = CONNMAN_PEER_STATE_IDLE;
4661                 else
4662                         p_state = CONNMAN_PEER_STATE_CONFIGURATION;
4663                 break;
4664         case G_SUPPLICANT_PEER_GROUP_STARTED:
4665                 break;
4666         case G_SUPPLICANT_PEER_GROUP_FINISHED:
4667                 p_state = CONNMAN_PEER_STATE_IDLE;
4668                 break;
4669         case G_SUPPLICANT_PEER_GROUP_JOINED:
4670                 connman_peer_set_iface_address(connman_peer,
4671                                 g_supplicant_peer_get_iface_address(peer));
4672                 break;
4673         case G_SUPPLICANT_PEER_GROUP_DISCONNECTED:
4674                 p_state = CONNMAN_PEER_STATE_IDLE;
4675                 break;
4676         case G_SUPPLICANT_PEER_GROUP_FAILED:
4677                 if (g_supplicant_peer_has_requested_connection(peer))
4678                         p_state = CONNMAN_PEER_STATE_IDLE;
4679                 else
4680                         p_state = CONNMAN_PEER_STATE_FAILURE;
4681                 break;
4682         }
4683
4684         if (p_state == CONNMAN_PEER_STATE_CONFIGURATION ||
4685                                         p_state == CONNMAN_PEER_STATE_FAILURE) {
4686                 if (wifi->p2p_connecting
4687                                 && connman_peer == wifi->pending_peer)
4688                         peer_cancel_timeout(wifi);
4689                 else
4690                         p_state = CONNMAN_PEER_STATE_UNKNOWN;
4691         }
4692
4693         if (p_state == CONNMAN_PEER_STATE_UNKNOWN)
4694                 return;
4695
4696         if (p_state == CONNMAN_PEER_STATE_CONFIGURATION) {
4697                 GSupplicantInterface *g_iface;
4698                 struct wifi_data *g_wifi;
4699
4700                 g_iface = g_supplicant_peer_get_group_interface(peer);
4701                 if (!g_iface)
4702                         return;
4703
4704                 g_wifi = g_supplicant_interface_get_data(g_iface);
4705                 if (!g_wifi)
4706                         return;
4707
4708                 connman_peer_set_as_master(connman_peer,
4709                                         !g_supplicant_peer_is_client(peer));
4710                 connman_peer_set_sub_device(connman_peer, g_wifi->device);
4711
4712                 /*
4713                  * If wpa_supplicant didn't create a dedicated p2p-group
4714                  * interface then mark this interface as p2p_device to avoid
4715                  * scan and auto-scan are launched on it while P2P is connected.
4716                  */
4717                 if (!g_list_find(p2p_iface_list, g_wifi))
4718                         wifi->p2p_device = true;
4719         }
4720
4721         connman_peer_set_state(connman_peer, p_state);
4722 }
4723
4724 static void peer_request(GSupplicantPeer *peer)
4725 {
4726         GSupplicantInterface *iface = g_supplicant_peer_get_interface(peer);
4727         struct wifi_data *wifi = g_supplicant_interface_get_data(iface);
4728         struct connman_peer *connman_peer;
4729         const char *identifier;
4730
4731 #if defined TIZEN_EXT
4732         if (!wifi)
4733                 return;
4734 #endif
4735
4736         identifier = g_supplicant_peer_get_identifier(peer);
4737
4738         DBG("ident: %s", identifier);
4739
4740         connman_peer = connman_peer_get(wifi->device, identifier);
4741         if (!connman_peer)
4742                 return;
4743
4744         connman_peer_request_connection(connman_peer);
4745 }
4746
4747 #if defined TIZEN_EXT
4748 static void system_power_off(void)
4749 {
4750         GList *list;
4751         struct wifi_data *wifi;
4752         struct connman_service *service;
4753         struct connman_ipconfig *ipconfig_ipv4;
4754
4755         if (connman_setting_get_bool("WiFiDHCPRelease") == true) {
4756                 for (list = iface_list; list; list = list->next) {
4757                         wifi = list->data;
4758
4759                         if (wifi->network != NULL) {
4760                                 service = connman_service_lookup_from_network(wifi->network);
4761                                 ipconfig_ipv4 = __connman_service_get_ip4config(service);
4762                                 __connman_dhcp_stop(ipconfig_ipv4);
4763                         }
4764                 }
4765         }
4766 }
4767
4768 static void network_merged(GSupplicantNetwork *network)
4769 {
4770         GSupplicantInterface *interface;
4771         GSupplicantState state;
4772         struct wifi_data *wifi;
4773         const char *identifier;
4774         struct connman_network *connman_network;
4775         bool ishs20AP = 0;
4776         char *temp = NULL;
4777
4778         interface = g_supplicant_network_get_interface(network);
4779         if (!interface)
4780                 return;
4781
4782         state = g_supplicant_interface_get_state(interface);
4783         if (state < G_SUPPLICANT_STATE_AUTHENTICATING)
4784                 return;
4785
4786         wifi = g_supplicant_interface_get_data(interface);
4787         if (!wifi)
4788                 return;
4789
4790         identifier = g_supplicant_network_get_identifier(network);
4791
4792         connman_network = connman_device_get_network(wifi->device, identifier);
4793         if (!connman_network)
4794                 return;
4795
4796         DBG("merged identifier %s", identifier);
4797
4798         if (wifi->connected == FALSE) {
4799                 switch (state) {
4800                 case G_SUPPLICANT_STATE_AUTHENTICATING:
4801                 case G_SUPPLICANT_STATE_ASSOCIATING:
4802                 case G_SUPPLICANT_STATE_ASSOCIATED:
4803                 case G_SUPPLICANT_STATE_4WAY_HANDSHAKE:
4804                 case G_SUPPLICANT_STATE_GROUP_HANDSHAKE:
4805                         connman_network_set_associating(connman_network, TRUE);
4806                         break;
4807                 case G_SUPPLICANT_STATE_COMPLETED:
4808                         connman_network_set_connected(connman_network, TRUE);
4809                         break;
4810                 default:
4811                         DBG("Not handled the state : %d", state);
4812                         break;
4813                 }
4814         }
4815
4816         ishs20AP = g_supplicant_network_is_hs20AP(network);
4817
4818         if (ishs20AP &&
4819                 g_strcmp0(g_supplicant_network_get_security(network), "ieee8021x") == 0) {
4820                 temp = g_ascii_strdown(g_supplicant_network_get_eap(network), -1);
4821                 connman_network_set_string(connman_network, "WiFi.EAP",
4822                                 temp);
4823                 connman_network_set_string(connman_network, "WiFi.Identity",
4824                                 g_supplicant_network_get_identity(network));
4825                 connman_network_set_string(connman_network, "WiFi.Phase2",
4826                                 g_supplicant_network_get_phase2(network));
4827
4828                 g_free(temp);
4829         }
4830
4831         wifi->network = connman_network;
4832 }
4833
4834 static void assoc_failed(void *user_data)
4835 {
4836         struct connman_network *network = user_data;
4837         connman_network_set_associating(network, false);
4838 }
4839 #endif
4840
4841 static void debug(const char *str)
4842 {
4843         if (getenv("CONNMAN_SUPPLICANT_DEBUG"))
4844                 connman_debug("%s", str);
4845 }
4846
4847 static void disconnect_reasoncode(GSupplicantInterface *interface,
4848                                 int reasoncode)
4849 {
4850         struct wifi_data *wifi = g_supplicant_interface_get_data(interface);
4851
4852         if (wifi != NULL) {
4853                 wifi->disconnect_code = reasoncode;
4854         }
4855 }
4856
4857 static void assoc_status_code(GSupplicantInterface *interface, int status_code)
4858 {
4859         struct wifi_data *wifi = g_supplicant_interface_get_data(interface);
4860
4861         if (wifi != NULL) {
4862                 wifi->assoc_code = status_code;
4863         }
4864 }
4865
4866 static const GSupplicantCallbacks callbacks = {
4867         .system_ready           = system_ready,
4868         .system_killed          = system_killed,
4869         .interface_added        = interface_added,
4870         .interface_state        = interface_state,
4871         .interface_removed      = interface_removed,
4872         .p2p_support            = p2p_support,
4873         .scan_started           = scan_started,
4874         .scan_finished          = scan_finished,
4875         .ap_create_fail         = ap_create_fail,
4876         .network_added          = network_added,
4877         .network_removed        = network_removed,
4878         .network_changed        = network_changed,
4879         .network_associated     = network_associated,
4880         .add_station            = add_station,
4881         .remove_station         = remove_station,
4882         .peer_found             = peer_found,
4883         .peer_lost              = peer_lost,
4884         .peer_changed           = peer_changed,
4885         .peer_request           = peer_request,
4886 #if defined TIZEN_EXT
4887         .system_power_off       = system_power_off,
4888         .network_merged = network_merged,
4889         .assoc_failed           = assoc_failed,
4890 #endif
4891         .debug                  = debug,
4892         .disconnect_reasoncode  = disconnect_reasoncode,
4893         .assoc_status_code      = assoc_status_code,
4894 #if defined TIZEN_EXT_WIFI_MESH
4895         .mesh_support           = mesh_support,
4896         .mesh_group_started = mesh_group_started,
4897         .mesh_group_removed = mesh_group_removed,
4898         .mesh_peer_connected = mesh_peer_connected,
4899         .mesh_peer_disconnected = mesh_peer_disconnected,
4900 #endif
4901 };
4902
4903
4904 static int tech_probe(struct connman_technology *technology)
4905 {
4906         wifi_technology = technology;
4907
4908         return 0;
4909 }
4910
4911 static void tech_remove(struct connman_technology *technology)
4912 {
4913         wifi_technology = NULL;
4914 }
4915
4916 static GSupplicantSSID *ssid_ap_init(const char *ssid,
4917                 const char *passphrase)
4918 {
4919         GSupplicantSSID *ap;
4920
4921         ap = g_try_malloc0(sizeof(GSupplicantSSID));
4922         if (!ap)
4923                 return NULL;
4924
4925         ap->mode = G_SUPPLICANT_MODE_MASTER;
4926 #if defined TIZEN_EXT
4927         ap->ssid = (void *) ssid;
4928 #else
4929         ap->ssid = ssid;
4930 #endif
4931         ap->ssid_len = strlen(ssid);
4932         ap->scan_ssid = 0;
4933         ap->freq = 2412;
4934
4935         if (!passphrase || strlen(passphrase) == 0) {
4936                 ap->security = G_SUPPLICANT_SECURITY_NONE;
4937                 ap->passphrase = NULL;
4938         } else {
4939                ap->security = G_SUPPLICANT_SECURITY_PSK;
4940                ap->protocol = G_SUPPLICANT_PROTO_RSN;
4941                ap->pairwise_cipher = G_SUPPLICANT_PAIRWISE_CCMP;
4942                ap->group_cipher = G_SUPPLICANT_GROUP_CCMP;
4943                ap->passphrase = passphrase;
4944         }
4945
4946         return ap;
4947 }
4948
4949 static void ap_start_callback(int result, GSupplicantInterface *interface,
4950                                                         void *user_data)
4951 {
4952         struct wifi_tethering_info *info = user_data;
4953
4954         DBG("result %d index %d bridge %s",
4955                 result, info->wifi->index, info->wifi->bridge);
4956
4957         if ((result < 0) || (info->wifi->ap_supported != WIFI_AP_SUPPORTED)) {
4958                 connman_inet_remove_from_bridge(info->wifi->index,
4959                                                         info->wifi->bridge);
4960
4961                 if (info->wifi->ap_supported == WIFI_AP_SUPPORTED) {
4962                         connman_technology_tethering_notify(info->technology, false);
4963                         g_free(info->wifi->tethering_param->ssid);
4964                         g_free(info->wifi->tethering_param);
4965                         info->wifi->tethering_param = NULL;
4966                 }
4967         }
4968
4969         g_free(info->ifname);
4970         g_free(info);
4971 }
4972
4973 static void ap_create_callback(int result,
4974                                 GSupplicantInterface *interface,
4975                                         void *user_data)
4976 {
4977         struct wifi_tethering_info *info = user_data;
4978
4979         DBG("result %d ifname %s", result,
4980                                 g_supplicant_interface_get_ifname(interface));
4981
4982         if ((result < 0) || (info->wifi->ap_supported != WIFI_AP_SUPPORTED)) {
4983                 connman_inet_remove_from_bridge(info->wifi->index,
4984                                                         info->wifi->bridge);
4985
4986                 if (info->wifi->ap_supported == WIFI_AP_SUPPORTED) {
4987                         connman_technology_tethering_notify(info->technology, false);
4988                         g_free(info->wifi->tethering_param->ssid);
4989                         g_free(info->wifi->tethering_param);
4990                         info->wifi->tethering_param = NULL;
4991
4992                 }
4993
4994                 g_free(info->ifname);
4995                 g_free(info->ssid);
4996                 g_free(info);
4997                 return;
4998         }
4999
5000         info->wifi->interface = interface;
5001         g_supplicant_interface_set_data(interface, info->wifi);
5002
5003         if (g_supplicant_interface_set_apscan(interface, 2) < 0)
5004                 connman_error("Failed to set interface ap_scan property");
5005
5006         g_supplicant_interface_connect(interface, info->ssid,
5007                                                 ap_start_callback, info);
5008 }
5009
5010 static void sta_remove_callback(int result,
5011                                 GSupplicantInterface *interface,
5012                                         void *user_data)
5013 {
5014         struct wifi_tethering_info *info = user_data;
5015         const char *driver = connman_option_get_string("wifi");
5016
5017         DBG("ifname %s result %d ", info->ifname, result);
5018
5019         if (result < 0 || (info->wifi->ap_supported != WIFI_AP_SUPPORTED)) {
5020                 info->wifi->tethering = false;
5021                 connman_technology_tethering_notify(info->technology, false);
5022
5023                 g_free(info->ifname);
5024                 g_free(info->ssid);
5025                 g_free(info);
5026
5027                 if (info->wifi->ap_supported == WIFI_AP_SUPPORTED) {
5028                         g_free(info->wifi->tethering_param->ssid);
5029                         g_free(info->wifi->tethering_param);
5030                         info->wifi->tethering_param = NULL;
5031                 }
5032                 return;
5033         }
5034
5035         info->wifi->interface = NULL;
5036
5037         g_supplicant_interface_create(info->ifname, driver, info->wifi->bridge,
5038                                                 ap_create_callback,
5039                                                         info);
5040 }
5041
5042 static int enable_wifi_tethering(struct connman_technology *technology,
5043                                 const char *bridge, const char *identifier,
5044                                 const char *passphrase, bool available)
5045 {
5046         GList *list;
5047         GSupplicantInterface *interface;
5048         struct wifi_data *wifi;
5049         struct wifi_tethering_info *info;
5050         const char *ifname;
5051         unsigned int mode;
5052         int err, berr = 0;
5053
5054         for (list = iface_list; list; list = list->next) {
5055                 wifi = list->data;
5056
5057                 DBG("wifi %p network %p pending_network %p", wifi,
5058                         wifi->network, wifi->pending_network);
5059
5060                 interface = wifi->interface;
5061
5062                 if (!interface)
5063                         continue;
5064
5065                 if (wifi->ap_supported == WIFI_AP_NOT_SUPPORTED)
5066                         continue;
5067
5068                 ifname = g_supplicant_interface_get_ifname(wifi->interface);
5069
5070                 if (wifi->ap_supported == WIFI_AP_NOT_SUPPORTED) {
5071                         DBG("%s does not support AP mode (detected)", ifname);
5072                         continue;
5073                 }
5074
5075                 mode = g_supplicant_interface_get_mode(interface);
5076                 if ((mode & G_SUPPLICANT_CAPABILITY_MODE_AP) == 0) {
5077                         wifi->ap_supported = WIFI_AP_NOT_SUPPORTED;
5078                         DBG("%s does not support AP mode (capability)", ifname);
5079                         continue;
5080                 }
5081
5082                 if (wifi->network && available)
5083                         continue;
5084
5085                 info = g_try_malloc0(sizeof(struct wifi_tethering_info));
5086                 if (!info)
5087                         return -ENOMEM;
5088
5089                 wifi->tethering_param = g_try_malloc0(sizeof(struct wifi_tethering_info));
5090                 if (!wifi->tethering_param) {
5091                         g_free(info);
5092                         return -ENOMEM;
5093                 }
5094
5095                 info->wifi = wifi;
5096                 info->technology = technology;
5097                 info->wifi->bridge = bridge;
5098                 info->ssid = ssid_ap_init(identifier, passphrase);
5099                 if (!info->ssid)
5100                         goto failed;
5101
5102                 info->ifname = g_strdup(ifname);
5103                 if (!info->ifname)
5104                         goto failed;
5105
5106                 wifi->tethering_param->technology = technology;
5107                 wifi->tethering_param->ssid = ssid_ap_init(identifier, passphrase);
5108                 if (!wifi->tethering_param->ssid)
5109                         goto failed;
5110
5111                 info->wifi->tethering = true;
5112                 info->wifi->ap_supported = WIFI_AP_SUPPORTED;
5113
5114                 berr = connman_technology_tethering_notify(technology, true);
5115                 if (berr < 0)
5116                         goto failed;
5117
5118                 err = g_supplicant_interface_remove(interface,
5119                                                 sta_remove_callback,
5120                                                         info);
5121                 if (err >= 0) {
5122                         DBG("tethering wifi %p ifname %s", wifi, ifname);
5123                         return 0;
5124                 }
5125
5126         failed:
5127                 g_free(info->ifname);
5128                 g_free(info->ssid);
5129                 g_free(info);
5130                 g_free(wifi->tethering_param);
5131                 wifi->tethering_param = NULL;
5132
5133                 /*
5134                  * Remove bridge if it was correctly created but remove
5135                  * operation failed. Instead, if bridge creation failed then
5136                  * break out and do not try again on another interface,
5137                  * bridge set-up does not depend on it.
5138                  */
5139                 if (berr == 0)
5140                         connman_technology_tethering_notify(technology, false);
5141                 else
5142                         break;
5143         }
5144
5145         return -EOPNOTSUPP;
5146 }
5147
5148 static int tech_set_tethering(struct connman_technology *technology,
5149                                 const char *identifier, const char *passphrase,
5150                                 const char *bridge, bool enabled)
5151 {
5152         GList *list;
5153         struct wifi_data *wifi;
5154         int err;
5155
5156         DBG("");
5157
5158         if (!enabled) {
5159                 for (list = iface_list; list; list = list->next) {
5160                         wifi = list->data;
5161
5162                         if (wifi->tethering) {
5163                                 wifi->tethering = false;
5164
5165                                 connman_inet_remove_from_bridge(wifi->index,
5166                                                                         bridge);
5167                                 wifi->bridged = false;
5168                         }
5169                 }
5170
5171                 connman_technology_tethering_notify(technology, false);
5172
5173                 return 0;
5174         }
5175
5176         DBG("trying tethering for available devices");
5177         err = enable_wifi_tethering(technology, bridge, identifier, passphrase,
5178                                 true);
5179
5180         if (err < 0) {
5181                 DBG("trying tethering for any device");
5182                 err = enable_wifi_tethering(technology, bridge, identifier,
5183                                         passphrase, false);
5184         }
5185
5186         return err;
5187 }
5188
5189 static void regdom_callback(int result, const char *alpha2, void *user_data)
5190 {
5191         DBG("");
5192
5193         if (!wifi_technology)
5194                 return;
5195
5196         if (result != 0)
5197                 alpha2 = NULL;
5198
5199         connman_technology_regdom_notify(wifi_technology, alpha2);
5200 }
5201
5202 static int tech_set_regdom(struct connman_technology *technology, const char *alpha2)
5203 {
5204         return g_supplicant_set_country(alpha2, regdom_callback, NULL);
5205 }
5206
5207 static struct connman_technology_driver tech_driver = {
5208         .name           = "wifi",
5209         .type           = CONNMAN_SERVICE_TYPE_WIFI,
5210         .probe          = tech_probe,
5211         .remove         = tech_remove,
5212         .set_tethering  = tech_set_tethering,
5213         .set_regdom     = tech_set_regdom,
5214 };
5215
5216 static int wifi_init(void)
5217 {
5218         int err;
5219
5220         err = connman_network_driver_register(&network_driver);
5221         if (err < 0)
5222                 return err;
5223
5224         err = g_supplicant_register(&callbacks);
5225         if (err < 0) {
5226                 connman_network_driver_unregister(&network_driver);
5227                 return err;
5228         }
5229
5230         err = connman_technology_driver_register(&tech_driver);
5231         if (err < 0) {
5232                 g_supplicant_unregister(&callbacks);
5233                 connman_network_driver_unregister(&network_driver);
5234                 return err;
5235         }
5236
5237         return 0;
5238 }
5239
5240 static void wifi_exit(void)
5241 {
5242         DBG();
5243
5244         connman_technology_driver_unregister(&tech_driver);
5245
5246         g_supplicant_unregister(&callbacks);
5247
5248         connman_network_driver_unregister(&network_driver);
5249 }
5250
5251 CONNMAN_PLUGIN_DEFINE(wifi, "WiFi interface plugin", VERSION,
5252                 CONNMAN_PLUGIN_PRIORITY_DEFAULT, wifi_init, wifi_exit)