plugins/wifi.c

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