5 * Copyright (C) 2007-2014 Intel Corporation. All rights reserved.
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.
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.
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
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>
38 #define IFF_LOWER_UP 0x10000
41 #include <dbus/dbus.h>
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>
60 #include <gsupplicant/gsupplicant.h>
62 #define CLEANUP_TIMEOUT 8 /* in seconds */
63 #define INACTIVE_TIMEOUT 12 /* in seconds */
64 #define FAVORITE_MAXIMUM_RETRIES 2
66 #define BGSCAN_DEFAULT "simple:30:-45:300"
67 #define AUTOSCAN_DEFAULT "exponential:3:300"
69 #define P2P_FIND_TIMEOUT 30
70 #define P2P_CONNECTION_TIMEOUT 100
71 #define P2P_LISTEN_PERIOD 500
72 #define P2P_LISTEN_INTERVAL 2000
74 static struct connman_technology *wifi_technology = NULL;
75 static struct connman_technology *p2p_technology = NULL;
77 struct hidden_params {
79 unsigned int ssid_len;
83 GSupplicantScanParams *scan_params;
88 * Used for autoscan "emulation".
89 * Should be removed when wpa_s autoscan support will be by default.
91 struct autoscan_params {
100 struct connman_device *device;
101 struct connman_network *network;
102 struct connman_network *pending_network;
104 GSupplicantInterface *interface;
105 GSupplicantState state;
110 bool interface_ready;
116 struct hidden_params *hidden;
117 bool postpone_hidden;
119 * autoscan "emulation".
121 struct autoscan_params *autoscan;
123 GSupplicantScanParams *scan_params;
124 unsigned int p2p_find_timeout;
125 unsigned int p2p_connection_timeout;
126 struct connman_peer *pending_peer;
127 GSupplicantPeer *peer;
133 static GList *iface_list = NULL;
135 static GList *pending_wifi_device = NULL;
136 static GList *p2p_iface_list = NULL;
137 bool wfd_service_registered = false;
139 static void start_autoscan(struct connman_device *device);
141 static int p2p_tech_probe(struct connman_technology *technology)
143 p2p_technology = technology;
148 static void p2p_tech_remove(struct connman_technology *technology)
150 p2p_technology = NULL;
153 static struct connman_technology_driver p2p_tech_driver = {
155 .type = CONNMAN_SERVICE_TYPE_P2P,
156 .probe = p2p_tech_probe,
157 .remove = p2p_tech_remove,
160 static bool is_p2p_connecting(void)
164 for (list = iface_list; list; list = list->next) {
165 struct wifi_data *wifi = list->data;
167 if (wifi->p2p_connecting)
174 static void add_pending_wifi_device(struct wifi_data *wifi)
176 if (g_list_find(pending_wifi_device, wifi))
179 pending_wifi_device = g_list_append(pending_wifi_device, wifi);
182 static struct wifi_data *get_pending_wifi_data(const char *ifname)
186 for (list = pending_wifi_device; list; list = list->next) {
187 struct wifi_data *wifi;
188 const char *dev_name;
191 if (!wifi || !wifi->device)
194 dev_name = connman_device_get_string(wifi->device, "Interface");
195 if (!g_strcmp0(ifname, dev_name)) {
196 pending_wifi_device = g_list_delete_link(
197 pending_wifi_device, list);
205 static void remove_pending_wifi_device(struct wifi_data *wifi)
209 link = g_list_find(pending_wifi_device, wifi);
214 pending_wifi_device = g_list_delete_link(pending_wifi_device, link);
217 static void peer_cancel_timeout(struct wifi_data *wifi)
219 if (wifi->p2p_connection_timeout > 0)
220 g_source_remove(wifi->p2p_connection_timeout);
222 wifi->p2p_connection_timeout = 0;
223 wifi->p2p_connecting = false;
225 if (wifi->pending_peer) {
226 connman_peer_unref(wifi->pending_peer);
227 wifi->pending_peer = NULL;
233 static gboolean peer_connect_timeout(gpointer data)
235 struct wifi_data *wifi = data;
239 if (wifi->p2p_connecting) {
240 enum connman_peer_state state = CONNMAN_PEER_STATE_FAILURE;
242 if (g_supplicant_peer_has_requested_connection(wifi->peer))
243 state = CONNMAN_PEER_STATE_IDLE;
245 connman_peer_set_state(wifi->pending_peer, state);
248 peer_cancel_timeout(wifi);
253 static void peer_connect_callback(int result, GSupplicantInterface *interface,
256 struct wifi_data *wifi = user_data;
257 struct connman_peer *peer = wifi->pending_peer;
259 DBG("peer %p - %d", peer, result);
265 peer_connect_timeout(wifi);
269 connman_peer_set_state(peer, CONNMAN_PEER_STATE_ASSOCIATION);
271 wifi->p2p_connection_timeout = g_timeout_add_seconds(
272 P2P_CONNECTION_TIMEOUT,
273 peer_connect_timeout, wifi);
276 static int peer_connect(struct connman_peer *peer,
277 enum connman_peer_wps_method wps_method,
280 struct connman_device *device = connman_peer_get_device(peer);
281 GSupplicantPeerParams *peer_params;
282 GSupplicantPeer *gs_peer;
283 struct wifi_data *wifi;
287 DBG("peer %p", peer);
292 wifi = connman_device_get_data(device);
296 if (wifi->p2p_connecting)
301 gs_peer = g_supplicant_interface_peer_lookup(wifi->interface,
302 connman_peer_get_identifier(peer));
306 pbc = g_supplicant_peer_is_wps_pbc(gs_peer);
307 pin = g_supplicant_peer_is_wps_pin(gs_peer);
309 switch (wps_method) {
310 case CONNMAN_PEER_WPS_UNKNOWN:
311 if ((pbc && pin) || pin)
314 case CONNMAN_PEER_WPS_PBC:
319 case CONNMAN_PEER_WPS_PIN:
320 if (!pin || !wps_pin)
325 peer_params = g_try_malloc0(sizeof(GSupplicantPeerParams));
329 peer_params->path = g_strdup(g_supplicant_peer_get_path(gs_peer));
331 peer_params->wps_pin = g_strdup(wps_pin);
333 peer_params->master = connman_peer_service_is_master();
335 ret = g_supplicant_interface_p2p_connect(wifi->interface, peer_params,
336 peer_connect_callback, wifi);
337 if (ret == -EINPROGRESS) {
338 wifi->pending_peer = connman_peer_ref(peer);
339 wifi->peer = gs_peer;
340 wifi->p2p_connecting = true;
347 static int peer_disconnect(struct connman_peer *peer)
349 struct connman_device *device = connman_peer_get_device(peer);
350 GSupplicantPeerParams peer_params = {};
351 GSupplicantPeer *gs_peer;
352 struct wifi_data *wifi;
355 DBG("peer %p", peer);
360 wifi = connman_device_get_data(device);
364 gs_peer = g_supplicant_interface_peer_lookup(wifi->interface,
365 connman_peer_get_identifier(peer));
369 peer_params.path = g_strdup(g_supplicant_peer_get_path(gs_peer));
371 ret = g_supplicant_interface_p2p_disconnect(wifi->interface,
373 g_free(peer_params.path);
375 if (ret == -EINPROGRESS)
376 peer_cancel_timeout(wifi);
381 struct peer_service_registration {
382 peer_service_registration_cb_t callback;
386 static bool is_service_wfd(const unsigned char *specs, int length)
388 if (length < 9 || specs[0] != 0 || specs[1] != 0 || specs[2] != 6)
394 static void apply_p2p_listen_on_iface(gpointer data, gpointer user_data)
396 struct wifi_data *wifi = data;
398 if (!wifi->interface ||
399 !g_supplicant_interface_has_p2p(wifi->interface))
402 if (!wifi->servicing) {
403 g_supplicant_interface_p2p_listen(wifi->interface,
404 P2P_LISTEN_PERIOD, P2P_LISTEN_INTERVAL);
410 static void register_wfd_service_cb(int result,
411 GSupplicantInterface *iface, void *user_data)
413 struct peer_service_registration *reg_data = user_data;
418 g_list_foreach(iface_list, apply_p2p_listen_on_iface, NULL);
420 if (reg_data && reg_data->callback) {
421 reg_data->callback(result, reg_data->user_data);
426 static GSupplicantP2PServiceParams *fill_in_peer_service_params(
427 const unsigned char *spec,
428 int spec_length, const unsigned char *query,
429 int query_length, int version)
431 GSupplicantP2PServiceParams *params;
433 params = g_try_malloc0(sizeof(GSupplicantP2PServiceParams));
438 params->version = version;
439 params->service = g_memdup(spec, spec_length);
440 } else if (query_length > 0 && spec_length > 0) {
441 params->query = g_memdup(query, query_length);
442 params->query_length = query_length;
444 params->response = g_memdup(spec, spec_length);
445 params->response_length = spec_length;
447 params->wfd_ies = g_memdup(spec, spec_length);
448 params->wfd_ies_length = spec_length;
454 static void free_peer_service_params(GSupplicantP2PServiceParams *params)
459 g_free(params->service);
460 g_free(params->query);
461 g_free(params->response);
462 g_free(params->wfd_ies);
467 static int peer_register_wfd_service(const unsigned char *specification,
468 int specification_length,
469 peer_service_registration_cb_t callback,
472 struct peer_service_registration *reg_data = NULL;
473 static GSupplicantP2PServiceParams *params;
478 if (wfd_service_registered)
481 params = fill_in_peer_service_params(specification,
482 specification_length, NULL, 0, 0);
486 reg_data = g_try_malloc0(sizeof(*reg_data));
492 reg_data->callback = callback;
493 reg_data->user_data = user_data;
495 ret = g_supplicant_set_widi_ies(params,
496 register_wfd_service_cb, reg_data);
497 if (ret < 0 && ret != -EINPROGRESS)
500 wfd_service_registered = true;
504 free_peer_service_params(params);
510 static void register_peer_service_cb(int result,
511 GSupplicantInterface *iface, void *user_data)
513 struct wifi_data *wifi = g_supplicant_interface_get_data(iface);
514 struct peer_service_registration *reg_data = user_data;
519 apply_p2p_listen_on_iface(wifi, NULL);
521 if (reg_data->callback)
522 reg_data->callback(result, reg_data->user_data);
527 static int peer_register_service(const unsigned char *specification,
528 int specification_length,
529 const unsigned char *query,
530 int query_length, int version,
531 peer_service_registration_cb_t callback,
534 struct peer_service_registration *reg_data;
535 GSupplicantP2PServiceParams *params;
542 if (specification && !version && !query &&
543 is_service_wfd(specification, specification_length)) {
544 return peer_register_wfd_service(specification,
545 specification_length, callback, user_data);
548 reg_data = g_try_malloc0(sizeof(*reg_data));
552 reg_data->callback = callback;
553 reg_data->user_data = user_data;
557 for (list = iface_list; list; list = list->next) {
558 struct wifi_data *wifi = list->data;
559 GSupplicantInterface *iface = wifi->interface;
561 if (!g_supplicant_interface_has_p2p(iface))
564 params = fill_in_peer_service_params(specification,
565 specification_length, query,
566 query_length, version);
573 ret_f = g_supplicant_interface_p2p_add_service(iface,
574 register_peer_service_cb, params, reg_data);
575 if (ret_f == 0 || ret_f == -EINPROGRESS)
579 ret = g_supplicant_interface_p2p_add_service(iface,
580 register_peer_service_cb, params, NULL);
581 if (ret != 0 && ret != -EINPROGRESS)
582 free_peer_service_params(params);
585 if (ret_f != 0 && ret_f != -EINPROGRESS)
591 static int peer_unregister_wfd_service(void)
593 GSupplicantP2PServiceParams *params;
596 if (!wfd_service_registered)
599 params = fill_in_peer_service_params(NULL, 0, NULL, 0, 0);
603 wfd_service_registered = false;
605 g_supplicant_set_widi_ies(params, NULL, NULL);
607 for (list = iface_list; list; list = list->next) {
608 struct wifi_data *wifi = list->data;
610 if (!g_supplicant_interface_has_p2p(wifi->interface))
614 if (!wifi->servicing || wifi->servicing < 0) {
615 g_supplicant_interface_p2p_listen(wifi->interface,
624 static int peer_unregister_service(const unsigned char *specification,
625 int specification_length,
626 const unsigned char *query,
627 int query_length, int version)
629 GSupplicantP2PServiceParams *params;
634 if (specification && !version && !query &&
635 is_service_wfd(specification, specification_length)) {
636 ret = peer_unregister_wfd_service();
637 if (ret != 0 && ret != -EINPROGRESS)
642 for (list = iface_list; list; list = list->next) {
643 struct wifi_data *wifi = list->data;
644 GSupplicantInterface *iface = wifi->interface;
649 if (!g_supplicant_interface_has_p2p(iface))
652 params = fill_in_peer_service_params(specification,
653 specification_length, query,
654 query_length, version);
660 ret = g_supplicant_interface_p2p_del_service(iface, params);
661 if (ret != 0 && ret != -EINPROGRESS)
662 free_peer_service_params(params);
665 if (!wifi->servicing || wifi->servicing < 0) {
666 g_supplicant_interface_p2p_listen(iface, 0, 0);
674 static struct connman_peer_driver peer_driver = {
675 .connect = peer_connect,
676 .disconnect = peer_disconnect,
677 .register_service = peer_register_service,
678 .unregister_service = peer_unregister_service,
681 static void handle_tethering(struct wifi_data *wifi)
683 if (!wifi->tethering)
692 DBG("index %d bridge %s", wifi->index, wifi->bridge);
694 if (connman_inet_add_to_bridge(wifi->index, wifi->bridge) < 0)
697 wifi->bridged = true;
700 static void wifi_newlink(unsigned flags, unsigned change, void *user_data)
702 struct connman_device *device = user_data;
703 struct wifi_data *wifi = connman_device_get_data(device);
708 DBG("index %d flags %d change %d", wifi->index, flags, change);
710 if ((wifi->flags & IFF_UP) != (flags & IFF_UP)) {
714 DBG("interface down");
717 if ((wifi->flags & IFF_LOWER_UP) != (flags & IFF_LOWER_UP)) {
718 if (flags & IFF_LOWER_UP) {
721 handle_tethering(wifi);
729 static int wifi_probe(struct connman_device *device)
731 struct wifi_data *wifi;
733 DBG("device %p", device);
735 wifi = g_try_new0(struct wifi_data, 1);
739 wifi->state = G_SUPPLICANT_STATE_INACTIVE;
741 connman_device_set_data(device, wifi);
742 wifi->device = connman_device_ref(device);
744 wifi->index = connman_device_get_index(device);
747 wifi->watch = connman_rtnl_add_newlink_watch(wifi->index,
748 wifi_newlink, device);
749 if (is_p2p_connecting())
750 add_pending_wifi_device(wifi);
752 iface_list = g_list_append(iface_list, wifi);
757 static void remove_networks(struct connman_device *device,
758 struct wifi_data *wifi)
762 for (list = wifi->networks; list; list = list->next) {
763 struct connman_network *network = list->data;
765 connman_device_remove_network(device, network);
766 connman_network_unref(network);
769 g_slist_free(wifi->networks);
770 wifi->networks = NULL;
773 static void reset_autoscan(struct connman_device *device)
775 struct wifi_data *wifi = connman_device_get_data(device);
776 struct autoscan_params *autoscan;
780 if (!wifi || !wifi->autoscan)
783 autoscan = wifi->autoscan;
785 if (autoscan->timeout == 0 && autoscan->interval == 0)
788 g_source_remove(autoscan->timeout);
790 autoscan->timeout = 0;
791 autoscan->interval = 0;
793 connman_device_unref(device);
796 static void stop_autoscan(struct connman_device *device)
798 const struct wifi_data *wifi = connman_device_get_data(device);
800 if (!wifi || !wifi->autoscan)
803 reset_autoscan(device);
805 connman_device_set_scanning(device, CONNMAN_SERVICE_TYPE_WIFI, false);
808 static void check_p2p_technology(void)
810 bool p2p_exists = false;
813 for (list = iface_list; list; list = list->next) {
814 struct wifi_data *w = list->data;
817 g_supplicant_interface_has_p2p(w->interface))
822 connman_technology_driver_unregister(&p2p_tech_driver);
823 connman_peer_driver_unregister(&peer_driver);
827 static void wifi_remove(struct connman_device *device)
829 struct wifi_data *wifi = connman_device_get_data(device);
831 DBG("device %p wifi %p", device, wifi);
836 stop_autoscan(device);
838 if (wifi->p2p_device)
839 p2p_iface_list = g_list_remove(p2p_iface_list, wifi);
841 iface_list = g_list_remove(iface_list, wifi);
843 check_p2p_technology();
845 remove_pending_wifi_device(wifi);
847 if (wifi->p2p_find_timeout) {
848 g_source_remove(wifi->p2p_find_timeout);
849 connman_device_unref(wifi->device);
852 if (wifi->p2p_connection_timeout)
853 g_source_remove(wifi->p2p_connection_timeout);
855 remove_networks(device, wifi);
857 connman_device_set_powered(device, false);
858 connman_device_set_data(device, NULL);
859 connman_device_unref(wifi->device);
860 connman_rtnl_remove_watch(wifi->watch);
862 g_supplicant_interface_set_data(wifi->interface, NULL);
864 g_supplicant_interface_cancel(wifi->interface);
866 if (wifi->scan_params)
867 g_supplicant_free_scan_params(wifi->scan_params);
869 g_free(wifi->autoscan);
870 g_free(wifi->identifier);
874 static bool is_duplicate(GSList *list, gchar *ssid, int ssid_len)
878 for (iter = list; iter; iter = g_slist_next(iter)) {
879 struct scan_ssid *scan_ssid = iter->data;
881 if (ssid_len == scan_ssid->ssid_len &&
882 memcmp(ssid, scan_ssid->ssid, ssid_len) == 0)
889 static int add_scan_param(gchar *hex_ssid, char *raw_ssid, int ssid_len,
890 int freq, GSupplicantScanParams *scan_data,
891 int driver_max_scan_ssids, char *ssid_name)
894 struct scan_ssid *scan_ssid;
896 if ((driver_max_scan_ssids == 0 ||
897 driver_max_scan_ssids > scan_data->num_ssids) &&
898 (hex_ssid || raw_ssid)) {
900 unsigned int j = 0, hex;
903 size_t hex_ssid_len = strlen(hex_ssid);
905 ssid = g_try_malloc0(hex_ssid_len / 2);
909 for (i = 0; i < hex_ssid_len; i += 2) {
910 sscanf(hex_ssid + i, "%02x", &hex);
919 * If we have already added hidden AP to the list,
920 * then do not do it again. This might happen if you have
921 * used or are using multiple wifi cards, so in that case
922 * you might have multiple service files for same AP.
924 if (is_duplicate(scan_data->ssids, ssid, j)) {
930 scan_ssid = g_try_new(struct scan_ssid, 1);
937 memcpy(scan_ssid->ssid, ssid, j);
938 scan_ssid->ssid_len = j;
939 scan_data->ssids = g_slist_prepend(scan_data->ssids,
942 scan_data->num_ssids++;
944 DBG("SSID %s added to scanned list of %d entries", ssid_name,
945 scan_data->num_ssids);
952 scan_data->ssids = g_slist_reverse(scan_data->ssids);
954 if (!scan_data->freqs) {
955 scan_data->freqs = g_try_malloc0(sizeof(uint16_t));
956 if (!scan_data->freqs) {
957 g_slist_free_full(scan_data->ssids, g_free);
961 scan_data->num_freqs = 1;
962 scan_data->freqs[0] = freq;
964 bool duplicate = false;
966 /* Don't add duplicate entries */
967 for (i = 0; i < scan_data->num_freqs; i++) {
968 if (scan_data->freqs[i] == freq) {
975 scan_data->num_freqs++;
976 scan_data->freqs = g_try_realloc(scan_data->freqs,
977 sizeof(uint16_t) * scan_data->num_freqs);
978 if (!scan_data->freqs) {
979 g_slist_free_full(scan_data->ssids, g_free);
982 scan_data->freqs[scan_data->num_freqs - 1] = freq;
989 static int get_hidden_connections(GSupplicantScanParams *scan_data)
991 struct connman_config_entry **entries;
997 int num_ssids = 0, add_param_failed = 0;
999 services = connman_storage_get_services();
1000 for (i = 0; services && services[i]; i++) {
1001 if (strncmp(services[i], "wifi_", 5) != 0)
1004 keyfile = connman_storage_load_service(services[i]);
1008 value = g_key_file_get_boolean(keyfile,
1009 services[i], "Hidden", NULL);
1011 g_key_file_free(keyfile);
1015 value = g_key_file_get_boolean(keyfile,
1016 services[i], "Favorite", NULL);
1018 g_key_file_free(keyfile);
1022 ssid = g_key_file_get_string(keyfile,
1023 services[i], "SSID", NULL);
1025 name = g_key_file_get_string(keyfile, services[i], "Name",
1028 ret = add_scan_param(ssid, NULL, 0, 0, scan_data, 0, name);
1036 g_key_file_free(keyfile);
1040 * Check if there are any hidden AP that needs to be provisioned.
1042 entries = connman_config_get_entries("wifi");
1043 for (i = 0; entries && entries[i]; i++) {
1046 if (!entries[i]->hidden)
1049 if (!entries[i]->ssid) {
1050 ssid = entries[i]->name;
1053 ssid = entries[i]->ssid;
1054 len = entries[i]->ssid_len;
1060 ret = add_scan_param(NULL, ssid, len, 0, scan_data, 0, ssid);
1067 connman_config_free_entries(entries);
1069 if (add_param_failed > 0)
1070 DBG("Unable to scan %d out of %d SSIDs",
1071 add_param_failed, num_ssids);
1073 g_strfreev(services);
1078 static int get_hidden_connections_params(struct wifi_data *wifi,
1079 GSupplicantScanParams *scan_params)
1081 int driver_max_ssids, i;
1082 GSupplicantScanParams *orig_params;
1085 * Scan hidden networks so that we can autoconnect to them.
1086 * We will assume 1 as a default number of ssid to scan.
1088 driver_max_ssids = g_supplicant_interface_get_max_scan_ssids(
1090 if (driver_max_ssids == 0)
1091 driver_max_ssids = 1;
1093 DBG("max ssids %d", driver_max_ssids);
1095 if (!wifi->scan_params) {
1096 wifi->scan_params = g_try_malloc0(sizeof(GSupplicantScanParams));
1097 if (!wifi->scan_params)
1100 if (get_hidden_connections(wifi->scan_params) == 0) {
1101 g_supplicant_free_scan_params(wifi->scan_params);
1102 wifi->scan_params = NULL;
1108 orig_params = wifi->scan_params;
1110 /* Let's transfer driver_max_ssids params */
1111 for (i = 0; i < driver_max_ssids; i++) {
1112 struct scan_ssid *ssid;
1114 if (!wifi->scan_params->ssids)
1117 ssid = orig_params->ssids->data;
1118 orig_params->ssids = g_slist_remove(orig_params->ssids, ssid);
1119 scan_params->ssids = g_slist_prepend(scan_params->ssids, ssid);
1123 scan_params->num_ssids = i;
1124 scan_params->ssids = g_slist_reverse(scan_params->ssids);
1126 scan_params->freqs = g_memdup(orig_params->freqs,
1127 sizeof(uint16_t) * orig_params->num_freqs);
1128 if (!scan_params->freqs)
1131 scan_params->num_freqs = orig_params->num_freqs;
1136 orig_params->num_ssids -= scan_params->num_ssids;
1138 return scan_params->num_ssids;
1141 g_slist_free_full(scan_params->ssids, g_free);
1142 g_supplicant_free_scan_params(wifi->scan_params);
1143 wifi->scan_params = NULL;
1148 static int throw_wifi_scan(struct connman_device *device,
1149 GSupplicantInterfaceCallback callback)
1151 struct wifi_data *wifi = connman_device_get_data(device);
1157 DBG("device %p %p", device, wifi->interface);
1159 if (wifi->tethering)
1162 if (connman_device_get_scanning(device))
1165 connman_device_ref(device);
1167 ret = g_supplicant_interface_scan(wifi->interface, NULL,
1170 connman_device_set_scanning(device,
1171 CONNMAN_SERVICE_TYPE_WIFI, true);
1173 connman_device_unref(device);
1178 static void hidden_free(struct hidden_params *hidden)
1183 if (hidden->scan_params)
1184 g_supplicant_free_scan_params(hidden->scan_params);
1185 g_free(hidden->identity);
1186 g_free(hidden->passphrase);
1187 g_free(hidden->security);
1191 static void scan_callback(int result, GSupplicantInterface *interface,
1194 struct connman_device *device = user_data;
1195 struct wifi_data *wifi = connman_device_get_data(device);
1198 DBG("result %d wifi %p", result, wifi);
1201 if (wifi->hidden && !wifi->postpone_hidden) {
1202 connman_network_clear_hidden(wifi->hidden->user_data);
1203 hidden_free(wifi->hidden);
1204 wifi->hidden = NULL;
1207 if (wifi->scan_params) {
1208 g_supplicant_free_scan_params(wifi->scan_params);
1209 wifi->scan_params = NULL;
1214 connman_device_reset_scanning(device);
1216 /* User is connecting to a hidden AP, let's wait for finished event */
1217 if (wifi && wifi->hidden && wifi->postpone_hidden) {
1218 GSupplicantScanParams *scan_params;
1221 wifi->postpone_hidden = false;
1222 scan_params = wifi->hidden->scan_params;
1223 wifi->hidden->scan_params = NULL;
1225 reset_autoscan(device);
1227 ret = g_supplicant_interface_scan(wifi->interface, scan_params,
1228 scan_callback, device);
1232 /* On error, let's recall scan_callback, which will cleanup */
1233 return scan_callback(ret, interface, user_data);
1236 scanning = connman_device_get_scanning(device);
1239 connman_device_set_scanning(device,
1240 CONNMAN_SERVICE_TYPE_WIFI, false);
1243 if (result != -ENOLINK)
1244 start_autoscan(device);
1247 * If we are here then we were scanning; however, if we are
1248 * also mid-flight disabling the interface, then wifi_disable
1249 * has already cleared the device scanning state and
1250 * unreferenced the device, obviating the need to do it here.
1254 connman_device_unref(device);
1257 static void scan_callback_hidden(int result,
1258 GSupplicantInterface *interface, void *user_data)
1260 struct connman_device *device = user_data;
1261 struct wifi_data *wifi = connman_device_get_data(device);
1262 GSupplicantScanParams *scan_params;
1265 DBG("result %d wifi %p", result, wifi);
1270 /* User is trying to connect to a hidden AP */
1271 if (wifi->hidden && wifi->postpone_hidden)
1274 scan_params = g_try_malloc0(sizeof(GSupplicantScanParams));
1278 if (get_hidden_connections_params(wifi, scan_params) > 0) {
1279 ret = g_supplicant_interface_scan(wifi->interface,
1281 scan_callback_hidden,
1287 g_supplicant_free_scan_params(scan_params);
1290 scan_callback(result, interface, user_data);
1293 static gboolean autoscan_timeout(gpointer data)
1295 struct connman_device *device = data;
1296 struct wifi_data *wifi = connman_device_get_data(device);
1297 struct autoscan_params *autoscan;
1303 autoscan = wifi->autoscan;
1305 if (autoscan->interval <= 0) {
1306 interval = autoscan->base;
1309 interval = autoscan->interval * autoscan->base;
1311 if (interval > autoscan->limit)
1312 interval = autoscan->limit;
1314 throw_wifi_scan(wifi->device, scan_callback_hidden);
1317 DBG("interval %d", interval);
1319 autoscan->interval = interval;
1321 autoscan->timeout = g_timeout_add_seconds(interval,
1322 autoscan_timeout, device);
1327 static void start_autoscan(struct connman_device *device)
1329 struct wifi_data *wifi = connman_device_get_data(device);
1330 struct autoscan_params *autoscan;
1337 if (wifi->p2p_device)
1340 if (wifi->connected)
1343 autoscan = wifi->autoscan;
1347 if (autoscan->timeout > 0 || autoscan->interval > 0)
1350 connman_device_ref(device);
1352 autoscan_timeout(device);
1355 static struct autoscan_params *parse_autoscan_params(const char *params)
1357 struct autoscan_params *autoscan;
1362 DBG("Emulating autoscan");
1364 list_params = g_strsplit(params, ":", 0);
1365 if (list_params == 0)
1368 if (g_strv_length(list_params) < 3) {
1369 g_strfreev(list_params);
1373 base = atoi(list_params[1]);
1374 limit = atoi(list_params[2]);
1376 g_strfreev(list_params);
1378 autoscan = g_try_malloc0(sizeof(struct autoscan_params));
1380 DBG("Could not allocate memory for autoscan");
1384 DBG("base %d - limit %d", base, limit);
1385 autoscan->base = base;
1386 autoscan->limit = limit;
1391 static void setup_autoscan(struct wifi_data *wifi)
1393 if (!wifi->autoscan)
1394 wifi->autoscan = parse_autoscan_params(AUTOSCAN_DEFAULT);
1396 start_autoscan(wifi->device);
1399 static void finalize_interface_creation(struct wifi_data *wifi)
1401 DBG("interface is ready wifi %p tethering %d", wifi, wifi->tethering);
1403 if (!wifi->device) {
1404 connman_error("WiFi device not set");
1408 connman_device_set_powered(wifi->device, true);
1410 if (!connman_setting_get_bool("BackgroundScanning"))
1413 if (wifi->p2p_device)
1416 setup_autoscan(wifi);
1419 static void interface_create_callback(int result,
1420 GSupplicantInterface *interface,
1423 struct wifi_data *wifi = user_data;
1425 DBG("result %d ifname %s, wifi %p", result,
1426 g_supplicant_interface_get_ifname(interface),
1429 if (result < 0 || !wifi)
1432 wifi->interface = interface;
1433 g_supplicant_interface_set_data(interface, wifi);
1435 if (g_supplicant_interface_get_ready(interface)) {
1436 wifi->interface_ready = true;
1437 finalize_interface_creation(wifi);
1441 static int wifi_enable(struct connman_device *device)
1443 struct wifi_data *wifi = connman_device_get_data(device);
1446 const char *driver = connman_option_get_string("wifi");
1449 DBG("device %p %p", device, wifi);
1451 index = connman_device_get_index(device);
1452 if (!wifi || index < 0)
1455 if (is_p2p_connecting())
1456 return -EINPROGRESS;
1458 interface = connman_inet_ifname(index);
1459 ret = g_supplicant_interface_create(interface, driver, NULL,
1460 interface_create_callback,
1467 return -EINPROGRESS;
1470 static int wifi_disable(struct connman_device *device)
1472 struct wifi_data *wifi = connman_device_get_data(device);
1475 DBG("device %p wifi %p", device, wifi);
1480 wifi->connected = false;
1481 wifi->disconnecting = false;
1483 if (wifi->pending_network)
1484 wifi->pending_network = NULL;
1486 stop_autoscan(device);
1488 if (wifi->p2p_find_timeout) {
1489 g_source_remove(wifi->p2p_find_timeout);
1490 wifi->p2p_find_timeout = 0;
1491 connman_device_set_scanning(device, CONNMAN_SERVICE_TYPE_P2P, false);
1492 connman_device_unref(wifi->device);
1495 /* In case of a user scan, device is still referenced */
1496 if (connman_device_get_scanning(device)) {
1497 connman_device_set_scanning(device,
1498 CONNMAN_SERVICE_TYPE_WIFI, false);
1499 connman_device_unref(wifi->device);
1502 remove_networks(device, wifi);
1504 ret = g_supplicant_interface_remove(wifi->interface, NULL, NULL);
1508 return -EINPROGRESS;
1511 struct last_connected {
1517 static gint sort_entry(gconstpointer a, gconstpointer b, gpointer user_data)
1519 GTimeVal *aval = (GTimeVal *)a;
1520 GTimeVal *bval = (GTimeVal *)b;
1522 /* Note that the sort order is descending */
1523 if (aval->tv_sec < bval->tv_sec)
1526 if (aval->tv_sec > bval->tv_sec)
1532 static void free_entry(gpointer data)
1534 struct last_connected *entry = data;
1536 g_free(entry->ssid);
1540 static int get_latest_connections(int max_ssids,
1541 GSupplicantScanParams *scan_data)
1543 GSequenceIter *iter;
1544 GSequence *latest_list;
1545 struct last_connected *entry;
1554 latest_list = g_sequence_new(free_entry);
1558 services = connman_storage_get_services();
1559 for (i = 0; services && services[i]; i++) {
1560 if (strncmp(services[i], "wifi_", 5) != 0)
1563 keyfile = connman_storage_load_service(services[i]);
1567 str = g_key_file_get_string(keyfile,
1568 services[i], "Favorite", NULL);
1569 if (!str || g_strcmp0(str, "true")) {
1571 g_key_file_free(keyfile);
1576 str = g_key_file_get_string(keyfile,
1577 services[i], "AutoConnect", NULL);
1578 if (!str || g_strcmp0(str, "true")) {
1580 g_key_file_free(keyfile);
1585 str = g_key_file_get_string(keyfile,
1586 services[i], "Modified", NULL);
1588 g_key_file_free(keyfile);
1591 g_time_val_from_iso8601(str, &modified);
1594 ssid = g_key_file_get_string(keyfile,
1595 services[i], "SSID", NULL);
1597 freq = g_key_file_get_integer(keyfile, services[i],
1600 entry = g_try_new(struct last_connected, 1);
1602 g_sequence_free(latest_list);
1603 g_key_file_free(keyfile);
1609 entry->modified = modified;
1612 g_sequence_insert_sorted(latest_list, entry,
1618 g_key_file_free(keyfile);
1621 g_strfreev(services);
1623 num_ssids = num_ssids > max_ssids ? max_ssids : num_ssids;
1625 iter = g_sequence_get_begin_iter(latest_list);
1627 for (i = 0; i < num_ssids; i++) {
1628 entry = g_sequence_get(iter);
1630 DBG("ssid %s freq %d modified %lu", entry->ssid, entry->freq,
1631 entry->modified.tv_sec);
1633 add_scan_param(entry->ssid, NULL, 0, entry->freq, scan_data,
1634 max_ssids, entry->ssid);
1636 iter = g_sequence_iter_next(iter);
1639 g_sequence_free(latest_list);
1643 static int wifi_scan_simple(struct connman_device *device)
1645 reset_autoscan(device);
1647 return throw_wifi_scan(device, scan_callback_hidden);
1650 static gboolean p2p_find_stop(gpointer data)
1652 struct connman_device *device = data;
1653 struct wifi_data *wifi = connman_device_get_data(device);
1657 wifi->p2p_find_timeout = 0;
1659 connman_device_set_scanning(device, CONNMAN_SERVICE_TYPE_P2P, false);
1661 g_supplicant_interface_p2p_stop_find(wifi->interface);
1663 connman_device_unref(device);
1664 reset_autoscan(device);
1669 static void p2p_find_callback(int result, GSupplicantInterface *interface,
1672 struct connman_device *device = user_data;
1673 struct wifi_data *wifi = connman_device_get_data(device);
1675 DBG("result %d wifi %p", result, wifi);
1677 if (wifi->p2p_find_timeout) {
1678 g_source_remove(wifi->p2p_find_timeout);
1679 wifi->p2p_find_timeout = 0;
1685 wifi->p2p_find_timeout = g_timeout_add_seconds(P2P_FIND_TIMEOUT,
1686 p2p_find_stop, device);
1687 if (!wifi->p2p_find_timeout)
1692 p2p_find_stop(device);
1695 static int p2p_find(struct connman_device *device)
1697 struct wifi_data *wifi;
1702 if (!p2p_technology)
1705 wifi = connman_device_get_data(device);
1707 if (g_supplicant_interface_is_p2p_finding(wifi->interface))
1710 reset_autoscan(device);
1711 connman_device_ref(device);
1713 ret = g_supplicant_interface_p2p_find(wifi->interface,
1714 p2p_find_callback, device);
1716 connman_device_unref(device);
1717 start_autoscan(device);
1719 connman_device_set_scanning(device,
1720 CONNMAN_SERVICE_TYPE_P2P, true);
1727 * Note that the hidden scan is only used when connecting to this specific
1728 * hidden AP first time. It is not used when system autoconnects to hidden AP.
1730 static int wifi_scan(enum connman_service_type type,
1731 struct connman_device *device,
1732 const char *ssid, unsigned int ssid_len,
1733 const char *identity, const char* passphrase,
1734 const char *security, void *user_data)
1736 struct wifi_data *wifi = connman_device_get_data(device);
1737 GSupplicantScanParams *scan_params = NULL;
1738 struct scan_ssid *scan_ssid;
1739 struct hidden_params *hidden;
1741 int driver_max_ssids = 0;
1748 if (wifi->p2p_device)
1751 if (type == CONNMAN_SERVICE_TYPE_P2P)
1752 return p2p_find(device);
1754 DBG("device %p wifi %p hidden ssid %s", device, wifi->interface, ssid);
1756 if (wifi->tethering)
1759 scanning = connman_device_get_scanning(device);
1761 if (!ssid || ssid_len == 0 || ssid_len > 32) {
1765 driver_max_ssids = g_supplicant_interface_get_max_scan_ssids(
1767 DBG("max ssids %d", driver_max_ssids);
1768 if (driver_max_ssids == 0)
1769 return wifi_scan_simple(device);
1773 if (scanning && wifi->hidden && wifi->postpone_hidden)
1779 scan_params = g_try_malloc0(sizeof(GSupplicantScanParams));
1784 scan_ssid = g_try_new(struct scan_ssid, 1);
1786 g_free(scan_params);
1790 memcpy(scan_ssid->ssid, ssid, ssid_len);
1791 scan_ssid->ssid_len = ssid_len;
1792 scan_params->ssids = g_slist_prepend(scan_params->ssids,
1794 scan_params->num_ssids = 1;
1796 hidden = g_try_new0(struct hidden_params, 1);
1798 g_supplicant_free_scan_params(scan_params);
1803 hidden_free(wifi->hidden);
1804 wifi->hidden = NULL;
1807 memcpy(hidden->ssid, ssid, ssid_len);
1808 hidden->ssid_len = ssid_len;
1809 hidden->identity = g_strdup(identity);
1810 hidden->passphrase = g_strdup(passphrase);
1811 hidden->security = g_strdup(security);
1812 hidden->user_data = user_data;
1813 wifi->hidden = hidden;
1816 /* Let's keep this active scan for later,
1817 * when current scan will be over. */
1818 wifi->postpone_hidden = TRUE;
1819 hidden->scan_params = scan_params;
1823 } else if (wifi->connected) {
1824 g_supplicant_free_scan_params(scan_params);
1825 return wifi_scan_simple(device);
1827 ret = get_latest_connections(driver_max_ssids, scan_params);
1829 g_supplicant_free_scan_params(scan_params);
1830 return wifi_scan_simple(device);
1834 connman_device_ref(device);
1836 reset_autoscan(device);
1838 ret = g_supplicant_interface_scan(wifi->interface, scan_params,
1839 scan_callback, device);
1841 connman_device_set_scanning(device,
1842 CONNMAN_SERVICE_TYPE_WIFI, true);
1844 g_supplicant_free_scan_params(scan_params);
1845 connman_device_unref(device);
1848 hidden_free(wifi->hidden);
1849 wifi->hidden = NULL;
1856 static void wifi_regdom_callback(int result,
1860 struct connman_device *device = user_data;
1862 connman_device_regdom_notify(device, result, alpha2);
1864 connman_device_unref(device);
1867 static int wifi_set_regdom(struct connman_device *device, const char *alpha2)
1869 struct wifi_data *wifi = connman_device_get_data(device);
1875 connman_device_ref(device);
1877 ret = g_supplicant_interface_set_country(wifi->interface,
1878 wifi_regdom_callback,
1881 connman_device_unref(device);
1886 static struct connman_device_driver wifi_ng_driver = {
1888 .type = CONNMAN_DEVICE_TYPE_WIFI,
1889 .priority = CONNMAN_DEVICE_PRIORITY_LOW,
1890 .probe = wifi_probe,
1891 .remove = wifi_remove,
1892 .enable = wifi_enable,
1893 .disable = wifi_disable,
1895 .set_regdom = wifi_set_regdom,
1898 static void system_ready(void)
1902 if (connman_device_driver_register(&wifi_ng_driver) < 0)
1903 connman_error("Failed to register WiFi driver");
1906 static void system_killed(void)
1910 connman_device_driver_unregister(&wifi_ng_driver);
1913 static int network_probe(struct connman_network *network)
1915 DBG("network %p", network);
1920 static void network_remove(struct connman_network *network)
1922 struct connman_device *device = connman_network_get_device(network);
1923 struct wifi_data *wifi;
1925 DBG("network %p", network);
1927 wifi = connman_device_get_data(device);
1931 if (wifi->network != network)
1934 wifi->network = NULL;
1937 static void connect_callback(int result, GSupplicantInterface *interface,
1940 struct connman_network *network = user_data;
1942 DBG("network %p result %d", network, result);
1944 if (result == -ENOKEY) {
1945 connman_network_set_error(network,
1946 CONNMAN_NETWORK_ERROR_INVALID_KEY);
1947 } else if (result < 0) {
1948 connman_network_set_error(network,
1949 CONNMAN_NETWORK_ERROR_CONFIGURE_FAIL);
1952 connman_network_unref(network);
1955 static GSupplicantSecurity network_security(const char *security)
1957 if (g_str_equal(security, "none"))
1958 return G_SUPPLICANT_SECURITY_NONE;
1959 else if (g_str_equal(security, "wep"))
1960 return G_SUPPLICANT_SECURITY_WEP;
1961 else if (g_str_equal(security, "psk"))
1962 return G_SUPPLICANT_SECURITY_PSK;
1963 else if (g_str_equal(security, "wpa"))
1964 return G_SUPPLICANT_SECURITY_PSK;
1965 else if (g_str_equal(security, "rsn"))
1966 return G_SUPPLICANT_SECURITY_PSK;
1967 else if (g_str_equal(security, "ieee8021x"))
1968 return G_SUPPLICANT_SECURITY_IEEE8021X;
1970 return G_SUPPLICANT_SECURITY_UNKNOWN;
1973 static void ssid_init(GSupplicantSSID *ssid, struct connman_network *network)
1975 const char *security;
1977 memset(ssid, 0, sizeof(*ssid));
1978 ssid->mode = G_SUPPLICANT_MODE_INFRA;
1979 ssid->ssid = connman_network_get_blob(network, "WiFi.SSID",
1981 ssid->scan_ssid = 1;
1982 security = connman_network_get_string(network, "WiFi.Security");
1983 ssid->security = network_security(security);
1984 ssid->passphrase = connman_network_get_string(network,
1987 ssid->eap = connman_network_get_string(network, "WiFi.EAP");
1990 * If our private key password is unset,
1991 * we use the supplied passphrase. That is needed
1992 * for PEAP where 2 passphrases (identity and client
1993 * cert may have to be provided.
1995 if (!connman_network_get_string(network, "WiFi.PrivateKeyPassphrase"))
1996 connman_network_set_string(network,
1997 "WiFi.PrivateKeyPassphrase",
1999 /* We must have an identity for both PEAP and TLS */
2000 ssid->identity = connman_network_get_string(network, "WiFi.Identity");
2002 /* Use agent provided identity as a fallback */
2003 if (!ssid->identity || strlen(ssid->identity) == 0)
2004 ssid->identity = connman_network_get_string(network,
2005 "WiFi.AgentIdentity");
2007 ssid->ca_cert_path = connman_network_get_string(network,
2009 ssid->client_cert_path = connman_network_get_string(network,
2010 "WiFi.ClientCertFile");
2011 ssid->private_key_path = connman_network_get_string(network,
2012 "WiFi.PrivateKeyFile");
2013 ssid->private_key_passphrase = connman_network_get_string(network,
2014 "WiFi.PrivateKeyPassphrase");
2015 ssid->phase2_auth = connman_network_get_string(network, "WiFi.Phase2");
2017 ssid->use_wps = connman_network_get_bool(network, "WiFi.UseWPS");
2018 ssid->pin_wps = connman_network_get_string(network, "WiFi.PinWPS");
2020 if (connman_setting_get_bool("BackgroundScanning"))
2021 ssid->bgscan = BGSCAN_DEFAULT;
2024 static int network_connect(struct connman_network *network)
2026 struct connman_device *device = connman_network_get_device(network);
2027 struct wifi_data *wifi;
2028 GSupplicantInterface *interface;
2029 GSupplicantSSID *ssid;
2031 DBG("network %p", network);
2036 wifi = connman_device_get_data(device);
2040 ssid = g_try_malloc0(sizeof(GSupplicantSSID));
2044 interface = wifi->interface;
2046 ssid_init(ssid, network);
2048 if (wifi->disconnecting) {
2049 wifi->pending_network = network;
2052 wifi->network = connman_network_ref(network);
2055 return g_supplicant_interface_connect(interface, ssid,
2056 connect_callback, network);
2059 return -EINPROGRESS;
2062 static void disconnect_callback(int result, GSupplicantInterface *interface,
2065 struct wifi_data *wifi = user_data;
2067 DBG("result %d supplicant interface %p wifi %p",
2068 result, interface, wifi);
2070 if (result == -ECONNABORTED) {
2071 DBG("wifi interface no longer available");
2075 if (wifi->network) {
2077 * if result < 0 supplican return an error because
2078 * the network is not current.
2079 * we wont receive G_SUPPLICANT_STATE_DISCONNECTED since it
2080 * failed, call connman_network_set_connected to report
2081 * disconnect is completed.
2084 connman_network_set_connected(wifi->network, false);
2087 wifi->network = NULL;
2089 wifi->disconnecting = false;
2091 if (wifi->pending_network) {
2092 network_connect(wifi->pending_network);
2093 wifi->pending_network = NULL;
2096 start_autoscan(wifi->device);
2099 static int network_disconnect(struct connman_network *network)
2101 struct connman_device *device = connman_network_get_device(network);
2102 struct wifi_data *wifi;
2105 DBG("network %p", network);
2107 wifi = connman_device_get_data(device);
2108 if (!wifi || !wifi->interface)
2111 connman_network_set_associating(network, false);
2113 if (wifi->disconnecting)
2116 wifi->disconnecting = true;
2118 err = g_supplicant_interface_disconnect(wifi->interface,
2119 disconnect_callback, wifi);
2121 wifi->disconnecting = false;
2126 static struct connman_network_driver network_driver = {
2128 .type = CONNMAN_NETWORK_TYPE_WIFI,
2129 .priority = CONNMAN_NETWORK_PRIORITY_LOW,
2130 .probe = network_probe,
2131 .remove = network_remove,
2132 .connect = network_connect,
2133 .disconnect = network_disconnect,
2136 static void interface_added(GSupplicantInterface *interface)
2138 const char *ifname = g_supplicant_interface_get_ifname(interface);
2139 const char *driver = g_supplicant_interface_get_driver(interface);
2140 struct wifi_data *wifi;
2142 wifi = g_supplicant_interface_get_data(interface);
2144 wifi = get_pending_wifi_data(ifname);
2148 g_supplicant_interface_set_data(interface, wifi);
2149 p2p_iface_list = g_list_append(p2p_iface_list, wifi);
2150 wifi->p2p_device = true;
2153 DBG("ifname %s driver %s wifi %p tethering %d",
2154 ifname, driver, wifi, wifi->tethering);
2156 if (!wifi->device) {
2157 connman_error("WiFi device not set");
2161 connman_device_set_powered(wifi->device, true);
2164 static bool is_idle(struct wifi_data *wifi)
2166 DBG("state %d", wifi->state);
2168 switch (wifi->state) {
2169 case G_SUPPLICANT_STATE_UNKNOWN:
2170 case G_SUPPLICANT_STATE_DISABLED:
2171 case G_SUPPLICANT_STATE_DISCONNECTED:
2172 case G_SUPPLICANT_STATE_INACTIVE:
2173 case G_SUPPLICANT_STATE_SCANNING:
2176 case G_SUPPLICANT_STATE_AUTHENTICATING:
2177 case G_SUPPLICANT_STATE_ASSOCIATING:
2178 case G_SUPPLICANT_STATE_ASSOCIATED:
2179 case G_SUPPLICANT_STATE_4WAY_HANDSHAKE:
2180 case G_SUPPLICANT_STATE_GROUP_HANDSHAKE:
2181 case G_SUPPLICANT_STATE_COMPLETED:
2188 static bool is_idle_wps(GSupplicantInterface *interface,
2189 struct wifi_data *wifi)
2191 /* First, let's check if WPS processing did not went wrong */
2192 if (g_supplicant_interface_get_wps_state(interface) ==
2193 G_SUPPLICANT_WPS_STATE_FAIL)
2196 /* Unlike normal connection, being associated while processing wps
2197 * actually means that we are idling. */
2198 switch (wifi->state) {
2199 case G_SUPPLICANT_STATE_UNKNOWN:
2200 case G_SUPPLICANT_STATE_DISABLED:
2201 case G_SUPPLICANT_STATE_DISCONNECTED:
2202 case G_SUPPLICANT_STATE_INACTIVE:
2203 case G_SUPPLICANT_STATE_SCANNING:
2204 case G_SUPPLICANT_STATE_ASSOCIATED:
2206 case G_SUPPLICANT_STATE_AUTHENTICATING:
2207 case G_SUPPLICANT_STATE_ASSOCIATING:
2208 case G_SUPPLICANT_STATE_4WAY_HANDSHAKE:
2209 case G_SUPPLICANT_STATE_GROUP_HANDSHAKE:
2210 case G_SUPPLICANT_STATE_COMPLETED:
2217 static bool handle_wps_completion(GSupplicantInterface *interface,
2218 struct connman_network *network,
2219 struct connman_device *device,
2220 struct wifi_data *wifi)
2224 wps = connman_network_get_bool(network, "WiFi.UseWPS");
2226 const unsigned char *ssid, *wps_ssid;
2227 unsigned int ssid_len, wps_ssid_len;
2228 const char *wps_key;
2230 /* Checking if we got associated with requested
2232 ssid = connman_network_get_blob(network, "WiFi.SSID",
2235 wps_ssid = g_supplicant_interface_get_wps_ssid(
2236 interface, &wps_ssid_len);
2238 if (!wps_ssid || wps_ssid_len != ssid_len ||
2239 memcmp(ssid, wps_ssid, ssid_len) != 0) {
2240 connman_network_set_associating(network, false);
2241 g_supplicant_interface_disconnect(wifi->interface,
2242 disconnect_callback, wifi);
2246 wps_key = g_supplicant_interface_get_wps_key(interface);
2247 connman_network_set_string(network, "WiFi.Passphrase",
2250 connman_network_set_string(network, "WiFi.PinWPS", NULL);
2256 static bool handle_4way_handshake_failure(GSupplicantInterface *interface,
2257 struct connman_network *network,
2258 struct wifi_data *wifi)
2260 struct connman_service *service;
2262 if (wifi->state != G_SUPPLICANT_STATE_4WAY_HANDSHAKE)
2265 service = connman_service_lookup_from_network(network);
2271 if (connman_service_get_favorite(service)) {
2272 if (wifi->retries < FAVORITE_MAXIMUM_RETRIES)
2277 connman_network_set_error(network, CONNMAN_NETWORK_ERROR_INVALID_KEY);
2282 static void interface_state(GSupplicantInterface *interface)
2284 struct connman_network *network;
2285 struct connman_device *device;
2286 struct wifi_data *wifi;
2287 GSupplicantState state = g_supplicant_interface_get_state(interface);
2290 wifi = g_supplicant_interface_get_data(interface);
2292 DBG("wifi %p interface state %d", wifi, state);
2297 device = wifi->device;
2301 if (g_supplicant_interface_get_ready(interface) &&
2302 !wifi->interface_ready) {
2303 wifi->interface_ready = true;
2304 finalize_interface_creation(wifi);
2307 network = wifi->network;
2312 case G_SUPPLICANT_STATE_SCANNING:
2315 case G_SUPPLICANT_STATE_AUTHENTICATING:
2316 case G_SUPPLICANT_STATE_ASSOCIATING:
2317 stop_autoscan(device);
2319 if (!wifi->connected)
2320 connman_network_set_associating(network, true);
2324 case G_SUPPLICANT_STATE_COMPLETED:
2325 /* though it should be already stopped: */
2326 stop_autoscan(device);
2328 if (!handle_wps_completion(interface, network, device, wifi))
2331 connman_network_set_connected(network, true);
2334 case G_SUPPLICANT_STATE_DISCONNECTED:
2336 * If we're in one of the idle modes, we have
2337 * not started association yet and thus setting
2338 * those ones to FALSE could cancel an association
2341 wps = connman_network_get_bool(network, "WiFi.UseWPS");
2343 if (is_idle_wps(interface, wifi))
2349 /* If previous state was 4way-handshake, then
2350 * it's either: psk was incorrect and thus we retry
2351 * or if we reach the maximum retries we declare the
2353 if (handle_4way_handshake_failure(interface,
2357 /* We disable the selected network, if not then
2358 * wpa_supplicant will loop retrying */
2359 if (g_supplicant_interface_enable_selected_network(interface,
2361 DBG("Could not disables selected network");
2363 connman_network_set_connected(network, false);
2364 connman_network_set_associating(network, false);
2365 wifi->disconnecting = false;
2367 start_autoscan(device);
2371 case G_SUPPLICANT_STATE_INACTIVE:
2372 connman_network_set_associating(network, false);
2373 start_autoscan(device);
2377 case G_SUPPLICANT_STATE_UNKNOWN:
2378 case G_SUPPLICANT_STATE_DISABLED:
2379 case G_SUPPLICANT_STATE_ASSOCIATED:
2380 case G_SUPPLICANT_STATE_4WAY_HANDSHAKE:
2381 case G_SUPPLICANT_STATE_GROUP_HANDSHAKE:
2385 wifi->state = state;
2387 /* Saving wpa_s state policy:
2388 * If connected and if the state changes are roaming related:
2389 * --> We stay connected
2391 * --> We are connected
2393 * --> We are not connected
2396 case G_SUPPLICANT_STATE_AUTHENTICATING:
2397 case G_SUPPLICANT_STATE_ASSOCIATING:
2398 case G_SUPPLICANT_STATE_ASSOCIATED:
2399 case G_SUPPLICANT_STATE_4WAY_HANDSHAKE:
2400 case G_SUPPLICANT_STATE_GROUP_HANDSHAKE:
2401 if (wifi->connected)
2402 connman_warn("Probably roaming right now!"
2403 " Staying connected...");
2405 wifi->connected = false;
2407 case G_SUPPLICANT_STATE_COMPLETED:
2408 wifi->connected = true;
2411 wifi->connected = false;
2418 static void interface_removed(GSupplicantInterface *interface)
2420 const char *ifname = g_supplicant_interface_get_ifname(interface);
2421 struct wifi_data *wifi;
2423 DBG("ifname %s", ifname);
2425 wifi = g_supplicant_interface_get_data(interface);
2428 wifi->interface = NULL;
2430 if (wifi && wifi->tethering)
2433 if (!wifi || !wifi->device) {
2434 DBG("wifi interface already removed");
2438 connman_device_set_powered(wifi->device, false);
2440 check_p2p_technology();
2443 static void set_device_type(const char *type, char dev_type[17])
2445 const char *oui = "0050F204";
2446 const char *category = "0100";
2447 const char *sub_category = "0000";
2449 if (!g_strcmp0(type, "handset")) {
2451 sub_category = "0500";
2452 } else if (!g_strcmp0(type, "vm") || !g_strcmp0(type, "container"))
2453 sub_category = "0100";
2454 else if (!g_strcmp0(type, "server"))
2455 sub_category = "0200";
2456 else if (!g_strcmp0(type, "laptop"))
2457 sub_category = "0500";
2458 else if (!g_strcmp0(type, "desktop"))
2459 sub_category = "0600";
2460 else if (!g_strcmp0(type, "tablet"))
2461 sub_category = "0900";
2462 else if (!g_strcmp0(type, "watch"))
2465 snprintf(dev_type, 17, "%s%s%s", category, oui, sub_category);
2468 static void p2p_support(GSupplicantInterface *interface)
2470 char dev_type[17] = {};
2471 const char *hostname;
2475 if (!g_supplicant_interface_has_p2p(interface))
2478 if (connman_technology_driver_register(&p2p_tech_driver) < 0) {
2479 DBG("Could not register P2P technology driver");
2483 hostname = connman_utsname_get_hostname();
2485 hostname = "ConnMan";
2487 set_device_type(connman_machine_get_type(), dev_type);
2488 g_supplicant_interface_set_p2p_device_config(interface,
2489 hostname, dev_type);
2490 connman_peer_driver_register(&peer_driver);
2493 static void scan_started(GSupplicantInterface *interface)
2498 static void scan_finished(GSupplicantInterface *interface)
2503 static unsigned char calculate_strength(GSupplicantNetwork *supplicant_network)
2505 unsigned char strength;
2507 strength = 120 + g_supplicant_network_get_signal(supplicant_network);
2514 static void network_added(GSupplicantNetwork *supplicant_network)
2516 struct connman_network *network;
2517 GSupplicantInterface *interface;
2518 struct wifi_data *wifi;
2519 const char *name, *identifier, *security, *group, *mode;
2520 const unsigned char *ssid;
2521 unsigned int ssid_len;
2525 bool wps_advertizing;
2527 mode = g_supplicant_network_get_mode(supplicant_network);
2528 identifier = g_supplicant_network_get_identifier(supplicant_network);
2530 DBG("%s", identifier);
2532 if (!g_strcmp0(mode, "adhoc"))
2535 interface = g_supplicant_network_get_interface(supplicant_network);
2536 wifi = g_supplicant_interface_get_data(interface);
2537 name = g_supplicant_network_get_name(supplicant_network);
2538 security = g_supplicant_network_get_security(supplicant_network);
2539 group = g_supplicant_network_get_identifier(supplicant_network);
2540 wps = g_supplicant_network_get_wps(supplicant_network);
2541 wps_pbc = g_supplicant_network_is_wps_pbc(supplicant_network);
2542 wps_ready = g_supplicant_network_is_wps_active(supplicant_network);
2543 wps_advertizing = g_supplicant_network_is_wps_advertizing(
2544 supplicant_network);
2549 ssid = g_supplicant_network_get_ssid(supplicant_network, &ssid_len);
2551 network = connman_device_get_network(wifi->device, identifier);
2554 network = connman_network_create(identifier,
2555 CONNMAN_NETWORK_TYPE_WIFI);
2559 connman_network_set_index(network, wifi->index);
2561 if (connman_device_add_network(wifi->device, network) < 0) {
2562 connman_network_unref(network);
2566 wifi->networks = g_slist_prepend(wifi->networks, network);
2569 if (name && name[0] != '\0')
2570 connman_network_set_name(network, name);
2572 connman_network_set_blob(network, "WiFi.SSID",
2574 connman_network_set_string(network, "WiFi.Security", security);
2575 connman_network_set_strength(network,
2576 calculate_strength(supplicant_network));
2577 connman_network_set_bool(network, "WiFi.WPS", wps);
2580 /* Is AP advertizing for WPS association?
2581 * If so, we decide to use WPS by default */
2582 if (wps_ready && wps_pbc &&
2584 connman_network_set_bool(network, "WiFi.UseWPS", true);
2587 connman_network_set_frequency(network,
2588 g_supplicant_network_get_frequency(supplicant_network));
2590 connman_network_set_available(network, true);
2591 connman_network_set_string(network, "WiFi.Mode", mode);
2594 connman_network_set_group(network, group);
2596 if (wifi->hidden && ssid) {
2597 if (!g_strcmp0(wifi->hidden->security, security) &&
2598 wifi->hidden->ssid_len == ssid_len &&
2599 !memcmp(wifi->hidden->ssid, ssid, ssid_len)) {
2600 connman_network_connect_hidden(network,
2601 wifi->hidden->identity,
2602 wifi->hidden->passphrase,
2603 wifi->hidden->user_data);
2604 wifi->hidden->user_data = NULL;
2605 hidden_free(wifi->hidden);
2606 wifi->hidden = NULL;
2611 static void network_removed(GSupplicantNetwork *network)
2613 GSupplicantInterface *interface;
2614 struct wifi_data *wifi;
2615 const char *name, *identifier;
2616 struct connman_network *connman_network;
2618 interface = g_supplicant_network_get_interface(network);
2619 wifi = g_supplicant_interface_get_data(interface);
2620 identifier = g_supplicant_network_get_identifier(network);
2621 name = g_supplicant_network_get_name(network);
2623 DBG("name %s", name);
2628 connman_network = connman_device_get_network(wifi->device, identifier);
2629 if (!connman_network)
2632 wifi->networks = g_slist_remove(wifi->networks, connman_network);
2634 connman_device_remove_network(wifi->device, connman_network);
2635 connman_network_unref(connman_network);
2638 static void network_changed(GSupplicantNetwork *network, const char *property)
2640 GSupplicantInterface *interface;
2641 struct wifi_data *wifi;
2642 const char *name, *identifier;
2643 struct connman_network *connman_network;
2645 interface = g_supplicant_network_get_interface(network);
2646 wifi = g_supplicant_interface_get_data(interface);
2647 identifier = g_supplicant_network_get_identifier(network);
2648 name = g_supplicant_network_get_name(network);
2650 DBG("name %s", name);
2655 connman_network = connman_device_get_network(wifi->device, identifier);
2656 if (!connman_network)
2659 if (g_str_equal(property, "Signal")) {
2660 connman_network_set_strength(connman_network,
2661 calculate_strength(network));
2662 connman_network_update(connman_network);
2666 static void apply_peer_services(GSupplicantPeer *peer,
2667 struct connman_peer *connman_peer)
2669 const unsigned char *data;
2674 connman_peer_reset_services(connman_peer);
2676 data = g_supplicant_peer_get_widi_ies(peer, &length);
2678 connman_peer_add_service(connman_peer,
2679 CONNMAN_PEER_SERVICE_WIFI_DISPLAY, data, length);
2683 static void peer_found(GSupplicantPeer *peer)
2685 GSupplicantInterface *iface = g_supplicant_peer_get_interface(peer);
2686 struct wifi_data *wifi = g_supplicant_interface_get_data(iface);
2687 struct connman_peer *connman_peer;
2688 const char *identifier, *name;
2691 identifier = g_supplicant_peer_get_identifier(peer);
2692 name = g_supplicant_peer_get_name(peer);
2694 DBG("ident: %s", identifier);
2696 connman_peer = connman_peer_get(wifi->device, identifier);
2700 connman_peer = connman_peer_create(identifier);
2701 connman_peer_set_name(connman_peer, name);
2702 connman_peer_set_device(connman_peer, wifi->device);
2703 apply_peer_services(peer, connman_peer);
2705 ret = connman_peer_register(connman_peer);
2706 if (ret < 0 && ret != -EALREADY)
2707 connman_peer_unref(connman_peer);
2710 static void peer_lost(GSupplicantPeer *peer)
2712 GSupplicantInterface *iface = g_supplicant_peer_get_interface(peer);
2713 struct wifi_data *wifi = g_supplicant_interface_get_data(iface);
2714 struct connman_peer *connman_peer;
2715 const char *identifier;
2720 identifier = g_supplicant_peer_get_identifier(peer);
2722 DBG("ident: %s", identifier);
2724 connman_peer = connman_peer_get(wifi->device, identifier);
2726 if (wifi->p2p_connecting &&
2727 wifi->pending_peer == connman_peer) {
2728 peer_connect_timeout(wifi);
2730 connman_peer_unregister(connman_peer);
2731 connman_peer_unref(connman_peer);
2735 static void peer_changed(GSupplicantPeer *peer, GSupplicantPeerState state)
2737 GSupplicantInterface *iface = g_supplicant_peer_get_interface(peer);
2738 struct wifi_data *wifi = g_supplicant_interface_get_data(iface);
2739 enum connman_peer_state p_state = CONNMAN_PEER_STATE_UNKNOWN;
2740 struct connman_peer *connman_peer;
2741 const char *identifier;
2743 identifier = g_supplicant_peer_get_identifier(peer);
2745 DBG("ident: %s", identifier);
2747 connman_peer = connman_peer_get(wifi->device, identifier);
2752 case G_SUPPLICANT_PEER_SERVICES_CHANGED:
2753 apply_peer_services(peer, connman_peer);
2754 connman_peer_services_changed(connman_peer);
2756 case G_SUPPLICANT_PEER_GROUP_CHANGED:
2757 if (!g_supplicant_peer_is_in_a_group(peer))
2758 p_state = CONNMAN_PEER_STATE_IDLE;
2760 p_state = CONNMAN_PEER_STATE_CONFIGURATION;
2762 case G_SUPPLICANT_PEER_GROUP_STARTED:
2764 case G_SUPPLICANT_PEER_GROUP_FINISHED:
2765 p_state = CONNMAN_PEER_STATE_IDLE;
2767 case G_SUPPLICANT_PEER_GROUP_JOINED:
2768 connman_peer_set_iface_address(connman_peer,
2769 g_supplicant_peer_get_iface_address(peer));
2771 case G_SUPPLICANT_PEER_GROUP_DISCONNECTED:
2772 p_state = CONNMAN_PEER_STATE_IDLE;
2774 case G_SUPPLICANT_PEER_GROUP_FAILED:
2775 if (g_supplicant_peer_has_requested_connection(peer))
2776 p_state = CONNMAN_PEER_STATE_IDLE;
2778 p_state = CONNMAN_PEER_STATE_FAILURE;
2782 if (p_state == CONNMAN_PEER_STATE_CONFIGURATION ||
2783 p_state == CONNMAN_PEER_STATE_FAILURE) {
2784 if (wifi->p2p_connecting
2785 && connman_peer == wifi->pending_peer)
2786 peer_cancel_timeout(wifi);
2788 p_state = CONNMAN_PEER_STATE_UNKNOWN;
2791 if (p_state == CONNMAN_PEER_STATE_UNKNOWN)
2794 if (p_state == CONNMAN_PEER_STATE_CONFIGURATION) {
2795 GSupplicantInterface *g_iface;
2796 struct wifi_data *g_wifi;
2798 g_iface = g_supplicant_peer_get_group_interface(peer);
2802 g_wifi = g_supplicant_interface_get_data(g_iface);
2806 connman_peer_set_as_master(connman_peer,
2807 !g_supplicant_peer_is_client(peer));
2808 connman_peer_set_sub_device(connman_peer, g_wifi->device);
2811 connman_peer_set_state(connman_peer, p_state);
2814 static void peer_request(GSupplicantPeer *peer)
2816 GSupplicantInterface *iface = g_supplicant_peer_get_interface(peer);
2817 struct wifi_data *wifi = g_supplicant_interface_get_data(iface);
2818 struct connman_peer *connman_peer;
2819 const char *identifier;
2821 identifier = g_supplicant_peer_get_identifier(peer);
2823 DBG("ident: %s", identifier);
2825 connman_peer = connman_peer_get(wifi->device, identifier);
2829 connman_peer_request_connection(connman_peer);
2832 static void debug(const char *str)
2834 if (getenv("CONNMAN_SUPPLICANT_DEBUG"))
2835 connman_debug("%s", str);
2838 static const GSupplicantCallbacks callbacks = {
2839 .system_ready = system_ready,
2840 .system_killed = system_killed,
2841 .interface_added = interface_added,
2842 .interface_state = interface_state,
2843 .interface_removed = interface_removed,
2844 .p2p_support = p2p_support,
2845 .scan_started = scan_started,
2846 .scan_finished = scan_finished,
2847 .network_added = network_added,
2848 .network_removed = network_removed,
2849 .network_changed = network_changed,
2850 .peer_found = peer_found,
2851 .peer_lost = peer_lost,
2852 .peer_changed = peer_changed,
2853 .peer_request = peer_request,
2858 static int tech_probe(struct connman_technology *technology)
2860 wifi_technology = technology;
2865 static void tech_remove(struct connman_technology *technology)
2867 wifi_technology = NULL;
2870 struct wifi_tethering_info {
2871 struct wifi_data *wifi;
2872 struct connman_technology *technology;
2874 GSupplicantSSID *ssid;
2877 static GSupplicantSSID *ssid_ap_init(const char *ssid, const char *passphrase)
2879 GSupplicantSSID *ap;
2881 ap = g_try_malloc0(sizeof(GSupplicantSSID));
2885 ap->mode = G_SUPPLICANT_MODE_MASTER;
2887 ap->ssid_len = strlen(ssid);
2891 if (!passphrase || strlen(passphrase) == 0) {
2892 ap->security = G_SUPPLICANT_SECURITY_NONE;
2893 ap->passphrase = NULL;
2895 ap->security = G_SUPPLICANT_SECURITY_PSK;
2896 ap->protocol = G_SUPPLICANT_PROTO_RSN;
2897 ap->pairwise_cipher = G_SUPPLICANT_PAIRWISE_CCMP;
2898 ap->group_cipher = G_SUPPLICANT_GROUP_CCMP;
2899 ap->passphrase = passphrase;
2905 static void ap_start_callback(int result, GSupplicantInterface *interface,
2908 struct wifi_tethering_info *info = user_data;
2910 DBG("result %d index %d bridge %s",
2911 result, info->wifi->index, info->wifi->bridge);
2914 connman_inet_remove_from_bridge(info->wifi->index,
2915 info->wifi->bridge);
2916 connman_technology_tethering_notify(info->technology, false);
2919 g_free(info->ifname);
2923 static void ap_create_callback(int result,
2924 GSupplicantInterface *interface,
2927 struct wifi_tethering_info *info = user_data;
2929 DBG("result %d ifname %s", result,
2930 g_supplicant_interface_get_ifname(interface));
2933 connman_inet_remove_from_bridge(info->wifi->index,
2934 info->wifi->bridge);
2935 connman_technology_tethering_notify(info->technology, false);
2937 g_free(info->ifname);
2943 info->wifi->interface = interface;
2944 g_supplicant_interface_set_data(interface, info->wifi);
2946 if (g_supplicant_interface_set_apscan(interface, 2) < 0)
2947 connman_error("Failed to set interface ap_scan property");
2949 g_supplicant_interface_connect(interface, info->ssid,
2950 ap_start_callback, info);
2953 static void sta_remove_callback(int result,
2954 GSupplicantInterface *interface,
2957 struct wifi_tethering_info *info = user_data;
2958 const char *driver = connman_option_get_string("wifi");
2960 DBG("ifname %s result %d ", info->ifname, result);
2963 info->wifi->tethering = true;
2965 g_free(info->ifname);
2971 info->wifi->interface = NULL;
2973 connman_technology_tethering_notify(info->technology, true);
2975 g_supplicant_interface_create(info->ifname, driver, info->wifi->bridge,
2980 static int tech_set_tethering(struct connman_technology *technology,
2981 const char *identifier, const char *passphrase,
2982 const char *bridge, bool enabled)
2985 GSupplicantInterface *interface;
2986 struct wifi_data *wifi;
2987 struct wifi_tethering_info *info;
2995 for (list = iface_list; list; list = list->next) {
2998 if (wifi->tethering) {
2999 wifi->tethering = false;
3001 connman_inet_remove_from_bridge(wifi->index,
3003 wifi->bridged = false;
3007 connman_technology_tethering_notify(technology, false);
3012 for (list = iface_list; list; list = list->next) {
3015 interface = wifi->interface;
3020 ifname = g_supplicant_interface_get_ifname(wifi->interface);
3022 mode = g_supplicant_interface_get_mode(interface);
3023 if ((mode & G_SUPPLICANT_CAPABILITY_MODE_AP) == 0) {
3024 DBG("%s does not support AP mode", ifname);
3028 info = g_try_malloc0(sizeof(struct wifi_tethering_info));
3033 info->technology = technology;
3034 info->wifi->bridge = bridge;
3035 info->ssid = ssid_ap_init(identifier, passphrase);
3040 info->ifname = g_strdup(ifname);
3041 if (!info->ifname) {
3047 info->wifi->tethering = true;
3049 err = g_supplicant_interface_remove(interface,
3050 sta_remove_callback,
3059 static void regdom_callback(int result, const char *alpha2, void *user_data)
3063 if (!wifi_technology)
3069 connman_technology_regdom_notify(wifi_technology, alpha2);
3072 static int tech_set_regdom(struct connman_technology *technology, const char *alpha2)
3074 return g_supplicant_set_country(alpha2, regdom_callback, NULL);
3077 static struct connman_technology_driver tech_driver = {
3079 .type = CONNMAN_SERVICE_TYPE_WIFI,
3080 .probe = tech_probe,
3081 .remove = tech_remove,
3082 .set_tethering = tech_set_tethering,
3083 .set_regdom = tech_set_regdom,
3086 static int wifi_init(void)
3090 err = connman_network_driver_register(&network_driver);
3094 err = g_supplicant_register(&callbacks);
3096 connman_network_driver_unregister(&network_driver);
3100 err = connman_technology_driver_register(&tech_driver);
3102 g_supplicant_unregister(&callbacks);
3103 connman_network_driver_unregister(&network_driver);
3110 static void wifi_exit(void)
3114 connman_technology_driver_unregister(&tech_driver);
3116 g_supplicant_unregister(&callbacks);
3118 connman_network_driver_unregister(&network_driver);
3121 CONNMAN_PLUGIN_DEFINE(wifi, "WiFi interface plugin", VERSION,
3122 CONNMAN_PLUGIN_PRIORITY_DEFAULT, wifi_init, wifi_exit)