5 * Copyright (C) 2007-2012 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/log.h>
52 #include <connman/option.h>
53 #include <connman/storage.h>
54 #include <include/setting.h>
55 #include <connman/provision.h>
57 #include <gsupplicant/gsupplicant.h>
59 #define CLEANUP_TIMEOUT 8 /* in seconds */
60 #define INACTIVE_TIMEOUT 12 /* in seconds */
61 #define MAXIMUM_RETRIES 2
62 #define FAVORITE_MAXIMUM_RETRIES 4
64 #define BGSCAN_DEFAULT "simple:30:-45:300"
65 #define AUTOSCAN_DEFAULT "exponential:3:300"
67 static struct connman_technology *wifi_technology = NULL;
69 struct hidden_params {
71 unsigned int ssid_len;
78 * Used for autoscan "emulation".
79 * Should be removed when wpa_s autoscan support will be by default.
81 struct autoscan_params {
90 struct connman_device *device;
91 struct connman_network *network;
92 struct connman_network *pending_network;
94 GSupplicantInterface *interface;
95 GSupplicantState state;
96 connman_bool_t connected;
97 connman_bool_t disconnecting;
98 connman_bool_t tethering;
99 connman_bool_t bridged;
105 struct hidden_params *hidden;
107 * autoscan "emulation".
109 struct autoscan_params *autoscan;
112 static GList *iface_list = NULL;
114 static void start_autoscan(struct connman_device *device);
116 static void handle_tethering(struct wifi_data *wifi)
118 if (wifi->tethering == FALSE)
121 if (wifi->bridge == NULL)
124 if (wifi->bridged == TRUE)
127 DBG("index %d bridge %s", wifi->index, wifi->bridge);
129 if (connman_inet_add_to_bridge(wifi->index, wifi->bridge) < 0)
132 wifi->bridged = TRUE;
135 static void wifi_newlink(unsigned flags, unsigned change, void *user_data)
137 struct connman_device *device = user_data;
138 struct wifi_data *wifi = connman_device_get_data(device);
143 DBG("index %d flags %d change %d", wifi->index, flags, change);
145 if ((wifi->flags & IFF_UP) != (flags & IFF_UP)) {
149 DBG("interface down");
152 if ((wifi->flags & IFF_LOWER_UP) != (flags & IFF_LOWER_UP)) {
153 if (flags & IFF_LOWER_UP) {
156 handle_tethering(wifi);
164 static int wifi_probe(struct connman_device *device)
166 struct wifi_data *wifi;
168 DBG("device %p", device);
170 wifi = g_try_new0(struct wifi_data, 1);
174 wifi->connected = FALSE;
175 wifi->disconnecting = FALSE;
176 wifi->tethering = FALSE;
177 wifi->bridged = FALSE;
179 wifi->state = G_SUPPLICANT_STATE_INACTIVE;
181 connman_device_set_data(device, wifi);
182 wifi->device = connman_device_ref(device);
184 wifi->index = connman_device_get_index(device);
187 wifi->watch = connman_rtnl_add_newlink_watch(wifi->index,
188 wifi_newlink, device);
190 iface_list = g_list_append(iface_list, wifi);
195 static void remove_networks(struct connman_device *device,
196 struct wifi_data *wifi)
200 for (list = wifi->networks; list != NULL; list = list->next) {
201 struct connman_network *network = list->data;
203 connman_device_remove_network(device, network);
204 connman_network_unref(network);
207 g_slist_free(wifi->networks);
208 wifi->networks = NULL;
211 static void reset_autoscan(struct connman_device *device)
213 struct wifi_data *wifi = connman_device_get_data(device);
214 struct autoscan_params *autoscan;
218 if (wifi == NULL || wifi->autoscan == NULL)
221 autoscan = wifi->autoscan;
223 if (autoscan->timeout == 0 && autoscan->interval == 0)
226 g_source_remove(autoscan->timeout);
228 autoscan->timeout = 0;
229 autoscan->interval = 0;
231 connman_device_unref(device);
234 static void stop_autoscan(struct connman_device *device)
236 reset_autoscan(device);
238 connman_device_set_scanning(device, FALSE);
241 static void wifi_remove(struct connman_device *device)
243 struct wifi_data *wifi = connman_device_get_data(device);
245 DBG("device %p wifi %p", device, wifi);
250 iface_list = g_list_remove(iface_list, wifi);
252 remove_networks(device, wifi);
254 connman_device_set_powered(device, FALSE);
255 connman_device_set_data(device, NULL);
256 connman_device_unref(wifi->device);
257 connman_rtnl_remove_watch(wifi->watch);
259 g_supplicant_interface_set_data(wifi->interface, NULL);
261 g_free(wifi->autoscan);
262 g_free(wifi->identifier);
266 static gboolean is_duplicate(GSList *list, gchar *ssid, int ssid_len)
270 for (iter = list; iter != NULL; iter = g_slist_next(iter)) {
271 struct scan_ssid *scan_ssid = iter->data;
273 if (ssid_len == scan_ssid->ssid_len &&
274 memcmp(ssid, scan_ssid->ssid, ssid_len) == 0)
281 static int add_scan_param(gchar *hex_ssid, char *raw_ssid, int ssid_len,
282 int freq, GSupplicantScanParams *scan_data,
283 int driver_max_scan_ssids, char *ssid_name)
286 struct scan_ssid *scan_ssid;
288 if (driver_max_scan_ssids > scan_data->num_ssids &&
289 (hex_ssid != NULL || raw_ssid != NULL)) {
291 unsigned int j = 0, hex;
293 if (hex_ssid != NULL) {
294 size_t hex_ssid_len = strlen(hex_ssid);
296 ssid = g_try_malloc0(hex_ssid_len / 2);
300 for (i = 0; i < hex_ssid_len; i += 2) {
301 sscanf(hex_ssid + i, "%02x", &hex);
310 * If we have already added hidden AP to the list,
311 * then do not do it again. This might happen if you have
312 * used or are using multiple wifi cards, so in that case
313 * you might have multiple service files for same AP.
315 if (is_duplicate(scan_data->ssids, ssid, j) == TRUE)
318 scan_ssid = g_try_new(struct scan_ssid, 1);
319 if (scan_ssid == NULL) {
324 memcpy(scan_ssid->ssid, ssid, j);
325 scan_ssid->ssid_len = j;
326 scan_data->ssids = g_slist_prepend(scan_data->ssids,
329 scan_data->num_ssids++;
331 DBG("SSID %s added to scanned list of %d entries", ssid_name,
332 scan_data->num_ssids);
334 if (hex_ssid != NULL)
339 scan_data->ssids = g_slist_reverse(scan_data->ssids);
341 if (scan_data->freqs == NULL) {
342 scan_data->freqs = g_try_malloc0(sizeof(uint16_t) *
343 scan_data->num_ssids);
344 if (scan_data->freqs == NULL) {
345 g_slist_free_full(scan_data->ssids, g_free);
349 scan_data->freqs = g_try_realloc(scan_data->freqs,
350 sizeof(uint16_t) * scan_data->num_ssids);
351 if (scan_data->freqs == NULL) {
352 g_slist_free_full(scan_data->ssids, g_free);
355 scan_data->freqs[scan_data->num_ssids - 1] = 0;
358 /* Don't add duplicate entries */
359 for (i = 0; i < scan_data->num_ssids; i++) {
360 if (scan_data->freqs[i] == 0) {
361 scan_data->freqs[i] = freq;
363 } else if (scan_data->freqs[i] == freq)
370 static int get_hidden_connections(int max_ssids,
371 GSupplicantScanParams *scan_data)
373 struct connman_config_entry **entries;
379 int num_ssids = 0, add_param_failed = 0;
381 services = connman_storage_get_services();
382 for (i = 0; services && services[i]; i++) {
383 if (strncmp(services[i], "wifi_", 5) != 0)
386 keyfile = connman_storage_load_service(services[i]);
390 value = g_key_file_get_boolean(keyfile,
391 services[i], "Hidden", NULL);
392 if (value == FALSE) {
393 g_key_file_free(keyfile);
397 value = g_key_file_get_boolean(keyfile,
398 services[i], "Favorite", NULL);
399 if (value == FALSE) {
400 g_key_file_free(keyfile);
404 ssid = g_key_file_get_string(keyfile,
405 services[i], "SSID", NULL);
407 freq = g_key_file_get_integer(keyfile, services[i],
410 name = g_key_file_get_string(keyfile, services[i], "Name",
413 ret = add_scan_param(ssid, NULL, 0, freq, scan_data,
421 g_key_file_free(keyfile);
425 * Check if there are any hidden AP that needs to be provisioned.
427 entries = connman_config_get_entries("wifi");
428 for (i = 0; entries && entries[i]; i++) {
431 if (entries[i]->hidden == FALSE)
434 if (entries[i]->ssid == NULL) {
435 ssid = entries[i]->name;
438 ssid = entries[i]->ssid;
439 len = entries[i]->ssid_len;
445 ret = add_scan_param(NULL, ssid, len, 0, scan_data,
453 connman_config_free_entries(entries);
455 if (add_param_failed > 0)
456 DBG("Unable to scan %d out of %d SSIDs (max is %d)",
457 add_param_failed, num_ssids, max_ssids);
459 g_strfreev(services);
461 return num_ssids > max_ssids ? max_ssids : num_ssids;
464 static int throw_wifi_scan(struct connman_device *device,
465 GSupplicantInterfaceCallback callback)
467 struct wifi_data *wifi = connman_device_get_data(device);
473 DBG("device %p %p", device, wifi->interface);
475 if (wifi->tethering == TRUE)
478 if (connman_device_get_scanning(device) == TRUE)
481 connman_device_ref(device);
483 ret = g_supplicant_interface_scan(wifi->interface, NULL,
486 connman_device_set_scanning(device, TRUE);
488 connman_device_unref(device);
493 static void hidden_free(struct hidden_params *hidden)
498 g_free(hidden->identity);
499 g_free(hidden->passphrase);
503 static void scan_callback(int result, GSupplicantInterface *interface,
506 struct connman_device *device = user_data;
507 struct wifi_data *wifi = connman_device_get_data(device);
509 DBG("result %d wifi %p", result, wifi);
511 if (wifi != NULL && wifi->hidden != NULL) {
512 connman_network_clear_hidden(wifi->hidden->user_data);
513 hidden_free(wifi->hidden);
518 connman_device_reset_scanning(device);
520 connman_device_set_scanning(device, FALSE);
522 if (result != -ENOLINK)
523 start_autoscan(device);
525 connman_device_unref(device);
528 static void scan_callback_hidden(int result,
529 GSupplicantInterface *interface, void *user_data)
531 struct connman_device *device = user_data;
532 struct wifi_data *wifi = connman_device_get_data(device);
533 int driver_max_ssids;
535 DBG("result %d wifi %p", result, wifi);
541 * Scan hidden networks so that we can autoconnect to them.
543 driver_max_ssids = g_supplicant_interface_get_max_scan_ssids(
545 DBG("max ssids %d", driver_max_ssids);
547 if (driver_max_ssids > 0) {
548 GSupplicantScanParams *scan_params;
551 scan_params = g_try_malloc0(sizeof(GSupplicantScanParams));
552 if (scan_params == NULL)
555 if (get_hidden_connections(driver_max_ssids,
557 ret = g_supplicant_interface_scan(wifi->interface,
565 g_supplicant_free_scan_params(scan_params);
569 scan_callback(result, interface, user_data);
572 static gboolean autoscan_timeout(gpointer data)
574 struct connman_device *device = data;
575 struct wifi_data *wifi = connman_device_get_data(device);
576 struct autoscan_params *autoscan;
582 autoscan = wifi->autoscan;
584 if (autoscan->interval <= 0) {
585 interval = autoscan->base;
588 interval = autoscan->interval * autoscan->base;
590 if (autoscan->interval >= autoscan->limit)
591 interval = autoscan->limit;
593 throw_wifi_scan(wifi->device, scan_callback_hidden);
596 DBG("interval %d", interval);
598 autoscan->interval = interval;
600 autoscan->timeout = g_timeout_add_seconds(interval,
601 autoscan_timeout, device);
606 static void start_autoscan(struct connman_device *device)
608 struct wifi_data *wifi = connman_device_get_data(device);
609 struct autoscan_params *autoscan;
616 autoscan = wifi->autoscan;
617 if (autoscan == NULL)
620 if (autoscan->timeout > 0 || autoscan->interval > 0)
623 connman_device_ref(device);
625 autoscan_timeout(device);
628 static struct autoscan_params *parse_autoscan_params(const char *params)
630 struct autoscan_params *autoscan;
635 DBG("Emulating autoscan");
637 list_params = g_strsplit(params, ":", 0);
638 if (list_params == 0)
641 if (g_strv_length(list_params) < 3) {
642 g_strfreev(list_params);
646 base = atoi(list_params[1]);
647 limit = atoi(list_params[2]);
649 g_strfreev(list_params);
651 autoscan = g_try_malloc0(sizeof(struct autoscan_params));
652 if (autoscan == NULL) {
653 DBG("Could not allocate memory for autoscan");
657 DBG("base %d - limit %d", base, limit);
658 autoscan->base = base;
659 autoscan->limit = limit;
664 static void setup_autoscan(struct wifi_data *wifi)
666 if (wifi->autoscan == NULL)
667 wifi->autoscan = parse_autoscan_params(AUTOSCAN_DEFAULT);
669 start_autoscan(wifi->device);
672 static void interface_autoscan_callback(int result,
673 GSupplicantInterface *interface,
676 struct wifi_data *wifi = user_data;
679 DBG("Could not enable Autoscan, falling back...");
680 setup_autoscan(wifi);
684 static void interface_create_callback(int result,
685 GSupplicantInterface *interface,
688 struct wifi_data *wifi = user_data;
690 DBG("result %d ifname %s, wifi %p", result,
691 g_supplicant_interface_get_ifname(interface),
694 if (result < 0 || wifi == NULL)
697 wifi->interface = interface;
698 g_supplicant_interface_set_data(interface, wifi);
700 if (g_supplicant_interface_get_ready(interface) == FALSE)
703 DBG("interface is ready wifi %p tethering %d", wifi, wifi->tethering);
705 if (wifi->device == NULL) {
706 connman_error("WiFi device not set");
710 connman_device_set_powered(wifi->device, TRUE);
712 if (connman_setting_get_bool("BackgroundScanning") == FALSE)
715 /* Setting up automatic scanning */
716 if (g_supplicant_interface_autoscan(interface, AUTOSCAN_DEFAULT,
717 interface_autoscan_callback, wifi) < 0) {
718 DBG("Could not enable Autoscan, falling back...");
719 setup_autoscan(wifi);
723 static int wifi_enable(struct connman_device *device)
725 struct wifi_data *wifi = connman_device_get_data(device);
726 const char *interface = connman_device_get_string(device, "Interface");
727 const char *driver = connman_option_get_string("wifi");
730 DBG("device %p %p", device, wifi);
735 ret = g_supplicant_interface_create(interface, driver, NULL,
736 interface_create_callback,
744 static int wifi_disable(struct connman_device *device)
746 struct wifi_data *wifi = connman_device_get_data(device);
749 DBG("device %p wifi %p", device, wifi);
754 wifi->connected = FALSE;
755 wifi->disconnecting = FALSE;
757 if (wifi->pending_network != NULL)
758 wifi->pending_network = NULL;
760 stop_autoscan(device);
762 /* In case of a user scan, device is still referenced */
763 if (connman_device_get_scanning(device) == TRUE) {
764 connman_device_set_scanning(device, FALSE);
765 connman_device_unref(wifi->device);
768 remove_networks(device, wifi);
770 ret = g_supplicant_interface_remove(wifi->interface, NULL, NULL);
777 struct last_connected {
783 static gint sort_entry(gconstpointer a, gconstpointer b, gpointer user_data)
785 GTimeVal *aval = (GTimeVal *)a;
786 GTimeVal *bval = (GTimeVal *)b;
788 /* Note that the sort order is descending */
789 if (aval->tv_sec < bval->tv_sec)
792 if (aval->tv_sec > bval->tv_sec)
798 static void free_entry(gpointer data)
800 struct last_connected *entry = data;
806 static int get_latest_connections(int max_ssids,
807 GSupplicantScanParams *scan_data)
810 GSequence *latest_list;
811 struct last_connected *entry;
820 latest_list = g_sequence_new(free_entry);
821 if (latest_list == NULL)
824 services = connman_storage_get_services();
825 for (i = 0; services && services[i]; i++) {
826 if (strncmp(services[i], "wifi_", 5) != 0)
829 keyfile = connman_storage_load_service(services[i]);
833 str = g_key_file_get_string(keyfile,
834 services[i], "Favorite", NULL);
835 if (str == NULL || g_strcmp0(str, "true")) {
838 g_key_file_free(keyfile);
843 str = g_key_file_get_string(keyfile,
844 services[i], "AutoConnect", NULL);
845 if (str == NULL || g_strcmp0(str, "true")) {
848 g_key_file_free(keyfile);
853 str = g_key_file_get_string(keyfile,
854 services[i], "Modified", NULL);
856 g_time_val_from_iso8601(str, &modified);
860 ssid = g_key_file_get_string(keyfile,
861 services[i], "SSID", NULL);
863 freq = g_key_file_get_integer(keyfile, services[i],
866 entry = g_try_new(struct last_connected, 1);
868 g_sequence_free(latest_list);
869 g_key_file_free(keyfile);
875 entry->modified = modified;
878 g_sequence_insert_sorted(latest_list, entry,
884 g_key_file_free(keyfile);
887 g_strfreev(services);
889 num_ssids = num_ssids > max_ssids ? max_ssids : num_ssids;
891 iter = g_sequence_get_begin_iter(latest_list);
893 for (i = 0; i < num_ssids; i++) {
894 entry = g_sequence_get(iter);
896 DBG("ssid %s freq %d modified %lu", entry->ssid, entry->freq,
897 entry->modified.tv_sec);
899 add_scan_param(entry->ssid, NULL, 0, entry->freq, scan_data,
900 max_ssids, entry->ssid);
902 iter = g_sequence_iter_next(iter);
905 g_sequence_free(latest_list);
909 static int wifi_scan_simple(struct connman_device *device)
911 reset_autoscan(device);
913 return throw_wifi_scan(device, scan_callback_hidden);
917 * Note that the hidden scan is only used when connecting to this specific
918 * hidden AP first time. It is not used when system autoconnects to hidden AP.
920 static int wifi_scan(struct connman_device *device,
921 const char *ssid, unsigned int ssid_len,
922 const char *identity, const char* passphrase,
925 struct wifi_data *wifi = connman_device_get_data(device);
926 GSupplicantScanParams *scan_params = NULL;
927 struct scan_ssid *scan_ssid;
928 struct hidden_params *hidden;
930 int driver_max_ssids = 0;
931 connman_bool_t do_hidden;
936 DBG("device %p wifi %p hidden ssid %s", device, wifi->interface, ssid);
938 if (wifi->tethering == TRUE)
941 if (connman_device_get_scanning(device) == TRUE)
944 if (ssid == NULL || ssid_len == 0 || ssid_len > 32) {
947 if (wifi->hidden != NULL)
953 if (do_hidden == FALSE) {
954 driver_max_ssids = g_supplicant_interface_get_max_scan_ssids(
956 DBG("max ssids %d", driver_max_ssids);
957 if (driver_max_ssids == 0)
958 return wifi_scan_simple(device);
961 scan_params = g_try_malloc0(sizeof(GSupplicantScanParams));
962 if (scan_params == NULL)
965 if (do_hidden == TRUE) {
966 scan_ssid = g_try_new(struct scan_ssid, 1);
967 if (scan_ssid == NULL) {
972 memcpy(scan_ssid->ssid, ssid, ssid_len);
973 scan_ssid->ssid_len = ssid_len;
974 scan_params->ssids = g_slist_prepend(scan_params->ssids,
976 scan_params->num_ssids = 1;
978 hidden = g_try_new0(struct hidden_params, 1);
979 if (hidden == NULL) {
984 memcpy(hidden->ssid, ssid, ssid_len);
985 hidden->ssid_len = ssid_len;
986 hidden->identity = g_strdup(identity);
987 hidden->passphrase = g_strdup(passphrase);
988 hidden->user_data = user_data;
989 wifi->hidden = hidden;
992 ret = get_latest_connections(driver_max_ssids, scan_params);
994 g_supplicant_free_scan_params(scan_params);
995 return wifi_scan_simple(device);
999 connman_device_ref(device);
1001 reset_autoscan(device);
1003 ret = g_supplicant_interface_scan(wifi->interface, scan_params,
1004 scan_callback, device);
1006 connman_device_set_scanning(device, TRUE);
1008 g_supplicant_free_scan_params(scan_params);
1009 connman_device_unref(device);
1011 if (do_hidden == TRUE) {
1012 hidden_free(wifi->hidden);
1013 wifi->hidden = NULL;
1020 static void wifi_regdom_callback(int result,
1024 struct connman_device *device = user_data;
1026 connman_device_regdom_notify(device, result, alpha2);
1028 connman_device_unref(device);
1031 static int wifi_set_regdom(struct connman_device *device, const char *alpha2)
1033 struct wifi_data *wifi = connman_device_get_data(device);
1039 connman_device_ref(device);
1041 ret = g_supplicant_interface_set_country(wifi->interface,
1042 wifi_regdom_callback,
1045 connman_device_unref(device);
1050 static struct connman_device_driver wifi_ng_driver = {
1052 .type = CONNMAN_DEVICE_TYPE_WIFI,
1053 .priority = CONNMAN_DEVICE_PRIORITY_LOW,
1054 .probe = wifi_probe,
1055 .remove = wifi_remove,
1056 .enable = wifi_enable,
1057 .disable = wifi_disable,
1059 .set_regdom = wifi_set_regdom,
1062 static void system_ready(void)
1066 if (connman_device_driver_register(&wifi_ng_driver) < 0)
1067 connman_error("Failed to register WiFi driver");
1070 static void system_killed(void)
1074 connman_device_driver_unregister(&wifi_ng_driver);
1077 static int network_probe(struct connman_network *network)
1079 DBG("network %p", network);
1084 static void network_remove(struct connman_network *network)
1086 struct connman_device *device = connman_network_get_device(network);
1087 struct wifi_data *wifi;
1089 DBG("network %p", network);
1091 wifi = connman_device_get_data(device);
1095 if (wifi->network != network)
1098 wifi->network = NULL;
1101 static void connect_callback(int result, GSupplicantInterface *interface,
1104 struct connman_network *network = user_data;
1106 DBG("network %p result %d", network, result);
1108 if (result == -ENOKEY) {
1109 connman_network_set_error(network,
1110 CONNMAN_NETWORK_ERROR_INVALID_KEY);
1111 } else if (result < 0) {
1112 connman_network_set_error(network,
1113 CONNMAN_NETWORK_ERROR_CONFIGURE_FAIL);
1117 static GSupplicantSecurity network_security(const char *security)
1119 if (g_str_equal(security, "none") == TRUE)
1120 return G_SUPPLICANT_SECURITY_NONE;
1121 else if (g_str_equal(security, "wep") == TRUE)
1122 return G_SUPPLICANT_SECURITY_WEP;
1123 else if (g_str_equal(security, "psk") == TRUE)
1124 return G_SUPPLICANT_SECURITY_PSK;
1125 else if (g_str_equal(security, "wpa") == TRUE)
1126 return G_SUPPLICANT_SECURITY_PSK;
1127 else if (g_str_equal(security, "rsn") == TRUE)
1128 return G_SUPPLICANT_SECURITY_PSK;
1129 else if (g_str_equal(security, "ieee8021x") == TRUE)
1130 return G_SUPPLICANT_SECURITY_IEEE8021X;
1132 return G_SUPPLICANT_SECURITY_UNKNOWN;
1135 static void ssid_init(GSupplicantSSID *ssid, struct connman_network *network)
1137 const char *security, *passphrase, *agent_passphrase;
1139 memset(ssid, 0, sizeof(*ssid));
1140 ssid->mode = G_SUPPLICANT_MODE_INFRA;
1141 ssid->ssid = connman_network_get_blob(network, "WiFi.SSID",
1143 ssid->scan_ssid = 1;
1144 security = connman_network_get_string(network, "WiFi.Security");
1145 ssid->security = network_security(security);
1146 passphrase = connman_network_get_string(network,
1148 if (passphrase == NULL || strlen(passphrase) == 0) {
1150 /* Use agent provided passphrase as a fallback */
1151 agent_passphrase = connman_network_get_string(network,
1152 "WiFi.AgentPassphrase");
1154 if (agent_passphrase == NULL || strlen(agent_passphrase) == 0)
1155 ssid->passphrase = NULL;
1157 ssid->passphrase = agent_passphrase;
1159 ssid->passphrase = passphrase;
1161 ssid->eap = connman_network_get_string(network, "WiFi.EAP");
1164 * If our private key password is unset,
1165 * we use the supplied passphrase. That is needed
1166 * for PEAP where 2 passphrases (identity and client
1167 * cert may have to be provided.
1169 if (connman_network_get_string(network,
1170 "WiFi.PrivateKeyPassphrase") == NULL)
1171 connman_network_set_string(network,
1172 "WiFi.PrivateKeyPassphrase",
1174 /* We must have an identity for both PEAP and TLS */
1175 ssid->identity = connman_network_get_string(network, "WiFi.Identity");
1177 /* Use agent provided identity as a fallback */
1178 if (ssid->identity == NULL || strlen(ssid->identity) == 0)
1179 ssid->identity = connman_network_get_string(network,
1180 "WiFi.AgentIdentity");
1182 ssid->ca_cert_path = connman_network_get_string(network,
1184 ssid->client_cert_path = connman_network_get_string(network,
1185 "WiFi.ClientCertFile");
1186 ssid->private_key_path = connman_network_get_string(network,
1187 "WiFi.PrivateKeyFile");
1188 ssid->private_key_passphrase = connman_network_get_string(network,
1189 "WiFi.PrivateKeyPassphrase");
1190 ssid->phase2_auth = connman_network_get_string(network, "WiFi.Phase2");
1192 ssid->use_wps = connman_network_get_bool(network, "WiFi.UseWPS");
1193 ssid->pin_wps = connman_network_get_string(network, "WiFi.PinWPS");
1195 if (connman_setting_get_bool("BackgroundScanning") == TRUE)
1196 ssid->bgscan = BGSCAN_DEFAULT;
1199 static int network_connect(struct connman_network *network)
1201 struct connman_device *device = connman_network_get_device(network);
1202 struct wifi_data *wifi;
1203 GSupplicantInterface *interface;
1204 GSupplicantSSID *ssid;
1206 DBG("network %p", network);
1211 wifi = connman_device_get_data(device);
1215 ssid = g_try_malloc0(sizeof(GSupplicantSSID));
1219 interface = wifi->interface;
1221 ssid_init(ssid, network);
1223 if (wifi->disconnecting == TRUE)
1224 wifi->pending_network = network;
1226 wifi->network = network;
1229 return g_supplicant_interface_connect(interface, ssid,
1230 connect_callback, network);
1233 return -EINPROGRESS;
1236 static void disconnect_callback(int result, GSupplicantInterface *interface,
1239 struct wifi_data *wifi = user_data;
1241 DBG("result %d supplicant interface %p wifi %p",
1242 result, interface, wifi);
1244 if (result == -ECONNABORTED) {
1245 DBG("wifi interface no longer available");
1249 if (wifi->network != NULL) {
1251 * if result < 0 supplican return an error because
1252 * the network is not current.
1253 * we wont receive G_SUPPLICANT_STATE_DISCONNECTED since it
1254 * failed, call connman_network_set_connected to report
1255 * disconnect is completed.
1258 connman_network_set_connected(wifi->network, FALSE);
1261 wifi->network = NULL;
1263 wifi->disconnecting = FALSE;
1265 if (wifi->pending_network != NULL) {
1266 network_connect(wifi->pending_network);
1267 wifi->pending_network = NULL;
1270 start_autoscan(wifi->device);
1273 static int network_disconnect(struct connman_network *network)
1275 struct connman_device *device = connman_network_get_device(network);
1276 struct wifi_data *wifi;
1279 DBG("network %p", network);
1281 wifi = connman_device_get_data(device);
1282 if (wifi == NULL || wifi->interface == NULL)
1285 connman_network_set_associating(network, FALSE);
1287 if (wifi->disconnecting == TRUE)
1290 wifi->disconnecting = TRUE;
1292 err = g_supplicant_interface_disconnect(wifi->interface,
1293 disconnect_callback, wifi);
1295 wifi->disconnecting = FALSE;
1300 static struct connman_network_driver network_driver = {
1302 .type = CONNMAN_NETWORK_TYPE_WIFI,
1303 .priority = CONNMAN_NETWORK_PRIORITY_LOW,
1304 .probe = network_probe,
1305 .remove = network_remove,
1306 .connect = network_connect,
1307 .disconnect = network_disconnect,
1310 static void interface_added(GSupplicantInterface *interface)
1312 const char *ifname = g_supplicant_interface_get_ifname(interface);
1313 const char *driver = g_supplicant_interface_get_driver(interface);
1314 struct wifi_data *wifi;
1316 wifi = g_supplicant_interface_get_data(interface);
1319 * We can get here with a NULL wifi pointer when
1320 * the interface added signal is sent before the
1321 * interface creation callback is called.
1326 DBG("ifname %s driver %s wifi %p tethering %d",
1327 ifname, driver, wifi, wifi->tethering);
1329 if (wifi->device == NULL) {
1330 connman_error("WiFi device not set");
1334 connman_device_set_powered(wifi->device, TRUE);
1336 if (wifi->tethering == TRUE)
1340 static connman_bool_t is_idle(struct wifi_data *wifi)
1342 DBG("state %d", wifi->state);
1344 switch (wifi->state) {
1345 case G_SUPPLICANT_STATE_UNKNOWN:
1346 case G_SUPPLICANT_STATE_DISABLED:
1347 case G_SUPPLICANT_STATE_DISCONNECTED:
1348 case G_SUPPLICANT_STATE_INACTIVE:
1349 case G_SUPPLICANT_STATE_SCANNING:
1352 case G_SUPPLICANT_STATE_AUTHENTICATING:
1353 case G_SUPPLICANT_STATE_ASSOCIATING:
1354 case G_SUPPLICANT_STATE_ASSOCIATED:
1355 case G_SUPPLICANT_STATE_4WAY_HANDSHAKE:
1356 case G_SUPPLICANT_STATE_GROUP_HANDSHAKE:
1357 case G_SUPPLICANT_STATE_COMPLETED:
1364 static connman_bool_t is_idle_wps(GSupplicantInterface *interface,
1365 struct wifi_data *wifi)
1367 /* First, let's check if WPS processing did not went wrong */
1368 if (g_supplicant_interface_get_wps_state(interface) ==
1369 G_SUPPLICANT_WPS_STATE_FAIL)
1372 /* Unlike normal connection, being associated while processing wps
1373 * actually means that we are idling. */
1374 switch (wifi->state) {
1375 case G_SUPPLICANT_STATE_UNKNOWN:
1376 case G_SUPPLICANT_STATE_DISABLED:
1377 case G_SUPPLICANT_STATE_DISCONNECTED:
1378 case G_SUPPLICANT_STATE_INACTIVE:
1379 case G_SUPPLICANT_STATE_SCANNING:
1380 case G_SUPPLICANT_STATE_ASSOCIATED:
1382 case G_SUPPLICANT_STATE_AUTHENTICATING:
1383 case G_SUPPLICANT_STATE_ASSOCIATING:
1384 case G_SUPPLICANT_STATE_4WAY_HANDSHAKE:
1385 case G_SUPPLICANT_STATE_GROUP_HANDSHAKE:
1386 case G_SUPPLICANT_STATE_COMPLETED:
1393 static connman_bool_t handle_wps_completion(GSupplicantInterface *interface,
1394 struct connman_network *network,
1395 struct connman_device *device,
1396 struct wifi_data *wifi)
1400 wps = connman_network_get_bool(network, "WiFi.UseWPS");
1402 const unsigned char *ssid, *wps_ssid;
1403 unsigned int ssid_len, wps_ssid_len;
1404 const char *wps_key;
1406 /* Checking if we got associated with requested
1408 ssid = connman_network_get_blob(network, "WiFi.SSID",
1411 wps_ssid = g_supplicant_interface_get_wps_ssid(
1412 interface, &wps_ssid_len);
1414 if (wps_ssid == NULL || wps_ssid_len != ssid_len ||
1415 memcmp(ssid, wps_ssid, ssid_len) != 0) {
1416 connman_network_set_associating(network, FALSE);
1417 g_supplicant_interface_disconnect(wifi->interface,
1418 disconnect_callback, wifi);
1422 wps_key = g_supplicant_interface_get_wps_key(interface);
1423 connman_network_set_string(network, "WiFi.Passphrase",
1426 connman_network_set_string(network, "WiFi.PinWPS", NULL);
1432 static connman_bool_t handle_4way_handshake_failure(GSupplicantInterface *interface,
1433 struct connman_network *network,
1434 struct wifi_data *wifi)
1436 struct connman_service *service;
1438 if (wifi->state != G_SUPPLICANT_STATE_4WAY_HANDSHAKE)
1441 service = connman_service_lookup_from_network(network);
1442 if (service == NULL)
1447 if (connman_service_get_favorite(service) == TRUE) {
1448 if (wifi->retries < FAVORITE_MAXIMUM_RETRIES)
1450 } else if (wifi->retries < MAXIMUM_RETRIES)
1453 connman_network_set_error(network, CONNMAN_NETWORK_ERROR_INVALID_KEY);
1458 static void interface_state(GSupplicantInterface *interface)
1460 struct connman_network *network;
1461 struct connman_device *device;
1462 struct wifi_data *wifi;
1463 GSupplicantState state = g_supplicant_interface_get_state(interface);
1466 wifi = g_supplicant_interface_get_data(interface);
1468 DBG("wifi %p interface state %d", wifi, state);
1473 network = wifi->network;
1474 device = wifi->device;
1476 if (device == NULL || network == NULL)
1480 case G_SUPPLICANT_STATE_SCANNING:
1483 case G_SUPPLICANT_STATE_AUTHENTICATING:
1484 case G_SUPPLICANT_STATE_ASSOCIATING:
1485 stop_autoscan(device);
1487 if (wifi->connected == FALSE)
1488 connman_network_set_associating(network, TRUE);
1492 case G_SUPPLICANT_STATE_COMPLETED:
1493 /* though it should be already stopped: */
1494 stop_autoscan(device);
1496 if (handle_wps_completion(interface, network, device, wifi) ==
1500 connman_network_set_connected(network, TRUE);
1503 case G_SUPPLICANT_STATE_DISCONNECTED:
1505 * If we're in one of the idle modes, we have
1506 * not started association yet and thus setting
1507 * those ones to FALSE could cancel an association
1510 wps = connman_network_get_bool(network, "WiFi.UseWPS");
1512 if (is_idle_wps(interface, wifi) == TRUE)
1518 /* If previous state was 4way-handshake, then
1519 * it's either: psk was incorrect and thus we retry
1520 * or if we reach the maximum retries we declare the
1522 if (handle_4way_handshake_failure(interface,
1523 network, wifi) == TRUE)
1526 /* We disable the selected network, if not then
1527 * wpa_supplicant will loop retrying */
1528 if (g_supplicant_interface_enable_selected_network(interface,
1530 DBG("Could not disables selected network");
1532 connman_network_set_connected(network, FALSE);
1533 connman_network_set_associating(network, FALSE);
1534 wifi->disconnecting = FALSE;
1536 start_autoscan(device);
1540 case G_SUPPLICANT_STATE_INACTIVE:
1541 connman_network_set_associating(network, FALSE);
1542 start_autoscan(device);
1546 case G_SUPPLICANT_STATE_UNKNOWN:
1547 case G_SUPPLICANT_STATE_DISABLED:
1548 case G_SUPPLICANT_STATE_ASSOCIATED:
1549 case G_SUPPLICANT_STATE_4WAY_HANDSHAKE:
1550 case G_SUPPLICANT_STATE_GROUP_HANDSHAKE:
1554 wifi->state = state;
1556 /* Saving wpa_s state policy:
1557 * If connected and if the state changes are roaming related:
1558 * --> We stay connected
1560 * --> We are connected
1562 * --> We are not connected
1565 case G_SUPPLICANT_STATE_AUTHENTICATING:
1566 case G_SUPPLICANT_STATE_ASSOCIATING:
1567 case G_SUPPLICANT_STATE_ASSOCIATED:
1568 case G_SUPPLICANT_STATE_4WAY_HANDSHAKE:
1569 case G_SUPPLICANT_STATE_GROUP_HANDSHAKE:
1570 if (wifi->connected == TRUE)
1571 connman_warn("Probably roaming right now!"
1572 " Staying connected...");
1574 wifi->connected = FALSE;
1576 case G_SUPPLICANT_STATE_COMPLETED:
1577 wifi->connected = TRUE;
1580 wifi->connected = FALSE;
1587 static void interface_removed(GSupplicantInterface *interface)
1589 const char *ifname = g_supplicant_interface_get_ifname(interface);
1590 struct wifi_data *wifi;
1592 DBG("ifname %s", ifname);
1594 wifi = g_supplicant_interface_get_data(interface);
1596 if (wifi != NULL && wifi->tethering == TRUE)
1599 if (wifi == NULL || wifi->device == NULL) {
1600 DBG("wifi interface already removed");
1604 wifi->interface = NULL;
1605 connman_device_set_powered(wifi->device, FALSE);
1608 static void scan_started(GSupplicantInterface *interface)
1613 static void scan_finished(GSupplicantInterface *interface)
1618 static unsigned char calculate_strength(GSupplicantNetwork *supplicant_network)
1620 unsigned char strength;
1622 strength = 120 + g_supplicant_network_get_signal(supplicant_network);
1629 static void network_added(GSupplicantNetwork *supplicant_network)
1631 struct connman_network *network;
1632 GSupplicantInterface *interface;
1633 struct wifi_data *wifi;
1634 const char *name, *identifier, *security, *group, *mode;
1635 const unsigned char *ssid;
1636 unsigned int ssid_len;
1638 connman_bool_t wps_pbc;
1639 connman_bool_t wps_ready;
1640 connman_bool_t wps_advertizing;
1644 interface = g_supplicant_network_get_interface(supplicant_network);
1645 wifi = g_supplicant_interface_get_data(interface);
1646 name = g_supplicant_network_get_name(supplicant_network);
1647 identifier = g_supplicant_network_get_identifier(supplicant_network);
1648 security = g_supplicant_network_get_security(supplicant_network);
1649 group = g_supplicant_network_get_identifier(supplicant_network);
1650 wps = g_supplicant_network_get_wps(supplicant_network);
1651 wps_pbc = g_supplicant_network_is_wps_pbc(supplicant_network);
1652 wps_ready = g_supplicant_network_is_wps_active(supplicant_network);
1653 wps_advertizing = g_supplicant_network_is_wps_advertizing(
1654 supplicant_network);
1655 mode = g_supplicant_network_get_mode(supplicant_network);
1660 ssid = g_supplicant_network_get_ssid(supplicant_network, &ssid_len);
1662 network = connman_device_get_network(wifi->device, identifier);
1664 if (network == NULL) {
1665 network = connman_network_create(identifier,
1666 CONNMAN_NETWORK_TYPE_WIFI);
1667 if (network == NULL)
1670 connman_network_set_index(network, wifi->index);
1672 if (connman_device_add_network(wifi->device, network) < 0) {
1673 connman_network_unref(network);
1677 wifi->networks = g_slist_prepend(wifi->networks, network);
1680 if (name != NULL && name[0] != '\0')
1681 connman_network_set_name(network, name);
1683 connman_network_set_blob(network, "WiFi.SSID",
1685 connman_network_set_string(network, "WiFi.Security", security);
1686 connman_network_set_strength(network,
1687 calculate_strength(supplicant_network));
1688 connman_network_set_bool(network, "WiFi.WPS", wps);
1691 /* Is AP advertizing for WPS association?
1692 * If so, we decide to use WPS by default */
1693 if (wps_ready == TRUE && wps_pbc == TRUE &&
1694 wps_advertizing == TRUE)
1695 connman_network_set_bool(network, "WiFi.UseWPS", TRUE);
1698 connman_network_set_frequency(network,
1699 g_supplicant_network_get_frequency(supplicant_network));
1701 connman_network_set_available(network, TRUE);
1702 connman_network_set_string(network, "WiFi.Mode", mode);
1705 connman_network_set_group(network, group);
1707 if (wifi->hidden != NULL && ssid != NULL) {
1708 if (wifi->hidden->ssid_len == ssid_len &&
1709 memcmp(wifi->hidden->ssid, ssid,
1711 connman_network_connect_hidden(network,
1712 wifi->hidden->identity,
1713 wifi->hidden->passphrase,
1714 wifi->hidden->user_data);
1715 wifi->hidden->user_data = NULL;
1716 hidden_free(wifi->hidden);
1717 wifi->hidden = NULL;
1722 static void network_removed(GSupplicantNetwork *network)
1724 GSupplicantInterface *interface;
1725 struct wifi_data *wifi;
1726 const char *name, *identifier;
1727 struct connman_network *connman_network;
1729 interface = g_supplicant_network_get_interface(network);
1730 wifi = g_supplicant_interface_get_data(interface);
1731 identifier = g_supplicant_network_get_identifier(network);
1732 name = g_supplicant_network_get_name(network);
1734 DBG("name %s", name);
1739 connman_network = connman_device_get_network(wifi->device, identifier);
1740 if (connman_network == NULL)
1743 wifi->networks = g_slist_remove(wifi->networks, connman_network);
1745 connman_device_remove_network(wifi->device, connman_network);
1746 connman_network_unref(connman_network);
1749 static void network_changed(GSupplicantNetwork *network, const char *property)
1751 GSupplicantInterface *interface;
1752 struct wifi_data *wifi;
1753 const char *name, *identifier;
1754 struct connman_network *connman_network;
1756 interface = g_supplicant_network_get_interface(network);
1757 wifi = g_supplicant_interface_get_data(interface);
1758 identifier = g_supplicant_network_get_identifier(network);
1759 name = g_supplicant_network_get_name(network);
1761 DBG("name %s", name);
1766 connman_network = connman_device_get_network(wifi->device, identifier);
1767 if (connman_network == NULL)
1770 if (g_str_equal(property, "Signal") == TRUE) {
1771 connman_network_set_strength(connman_network,
1772 calculate_strength(network));
1773 connman_network_update(connman_network);
1777 static void debug(const char *str)
1779 if (getenv("CONNMAN_SUPPLICANT_DEBUG"))
1780 connman_debug("%s", str);
1783 static const GSupplicantCallbacks callbacks = {
1784 .system_ready = system_ready,
1785 .system_killed = system_killed,
1786 .interface_added = interface_added,
1787 .interface_state = interface_state,
1788 .interface_removed = interface_removed,
1789 .scan_started = scan_started,
1790 .scan_finished = scan_finished,
1791 .network_added = network_added,
1792 .network_removed = network_removed,
1793 .network_changed = network_changed,
1798 static int tech_probe(struct connman_technology *technology)
1800 wifi_technology = technology;
1805 static void tech_remove(struct connman_technology *technology)
1807 wifi_technology = NULL;
1810 struct wifi_tethering_info {
1811 struct wifi_data *wifi;
1812 struct connman_technology *technology;
1814 GSupplicantSSID *ssid;
1817 static GSupplicantSSID *ssid_ap_init(const char *ssid, const char *passphrase)
1819 GSupplicantSSID *ap;
1821 ap = g_try_malloc0(sizeof(GSupplicantSSID));
1825 ap->mode = G_SUPPLICANT_MODE_MASTER;
1827 ap->ssid_len = strlen(ssid);
1831 if (passphrase == NULL || strlen(passphrase) == 0) {
1832 ap->security = G_SUPPLICANT_SECURITY_NONE;
1833 ap->passphrase = NULL;
1835 ap->security = G_SUPPLICANT_SECURITY_PSK;
1836 ap->protocol = G_SUPPLICANT_PROTO_RSN;
1837 ap->pairwise_cipher = G_SUPPLICANT_PAIRWISE_CCMP;
1838 ap->group_cipher = G_SUPPLICANT_GROUP_CCMP;
1839 ap->passphrase = passphrase;
1845 static void ap_start_callback(int result, GSupplicantInterface *interface,
1848 struct wifi_tethering_info *info = user_data;
1850 DBG("result %d index %d bridge %s",
1851 result, info->wifi->index, info->wifi->bridge);
1854 connman_inet_remove_from_bridge(info->wifi->index,
1855 info->wifi->bridge);
1856 connman_technology_tethering_notify(info->technology, FALSE);
1859 g_free(info->ifname);
1863 static void ap_create_callback(int result,
1864 GSupplicantInterface *interface,
1867 struct wifi_tethering_info *info = user_data;
1869 DBG("result %d ifname %s", result,
1870 g_supplicant_interface_get_ifname(interface));
1873 connman_inet_remove_from_bridge(info->wifi->index,
1874 info->wifi->bridge);
1875 connman_technology_tethering_notify(info->technology, FALSE);
1877 g_free(info->ifname);
1882 info->wifi->interface = interface;
1883 g_supplicant_interface_set_data(interface, info->wifi);
1885 if (g_supplicant_interface_set_apscan(interface, 2) < 0)
1886 connman_error("Failed to set interface ap_scan property");
1888 g_supplicant_interface_connect(interface, info->ssid,
1889 ap_start_callback, info);
1892 static void sta_remove_callback(int result,
1893 GSupplicantInterface *interface,
1896 struct wifi_tethering_info *info = user_data;
1897 const char *driver = connman_option_get_string("wifi");
1899 DBG("ifname %s result %d ", info->ifname, result);
1902 info->wifi->tethering = TRUE;
1904 g_free(info->ifname);
1909 info->wifi->interface = NULL;
1911 connman_technology_tethering_notify(info->technology, TRUE);
1913 g_supplicant_interface_create(info->ifname, driver, info->wifi->bridge,
1918 static int tech_set_tethering(struct connman_technology *technology,
1919 const char *identifier, const char *passphrase,
1920 const char *bridge, connman_bool_t enabled)
1923 GSupplicantInterface *interface;
1924 struct wifi_data *wifi;
1925 struct wifi_tethering_info *info;
1932 if (enabled == FALSE) {
1933 for (list = iface_list; list; list = list->next) {
1936 if (wifi->tethering == TRUE) {
1937 wifi->tethering = FALSE;
1939 connman_inet_remove_from_bridge(wifi->index,
1941 wifi->bridged = FALSE;
1945 connman_technology_tethering_notify(technology, FALSE);
1950 for (list = iface_list; list; list = list->next) {
1953 interface = wifi->interface;
1955 if (interface == NULL)
1958 ifname = g_supplicant_interface_get_ifname(wifi->interface);
1960 mode = g_supplicant_interface_get_mode(interface);
1961 if ((mode & G_SUPPLICANT_CAPABILITY_MODE_AP) == 0) {
1962 DBG("%s does not support AP mode", ifname);
1966 info = g_try_malloc0(sizeof(struct wifi_tethering_info));
1971 info->technology = technology;
1972 info->wifi->bridge = bridge;
1973 info->ssid = ssid_ap_init(identifier, passphrase);
1974 if (info->ssid == NULL) {
1978 info->ifname = g_strdup(ifname);
1979 if (info->ifname == NULL) {
1984 info->wifi->tethering = TRUE;
1986 err = g_supplicant_interface_remove(interface,
1987 sta_remove_callback,
1996 static void regdom_callback(int result, const char *alpha2, void *user_data)
2000 if (wifi_technology == NULL)
2006 connman_technology_regdom_notify(wifi_technology, alpha2);
2009 static int tech_set_regdom(struct connman_technology *technology, const char *alpha2)
2011 return g_supplicant_set_country(alpha2, regdom_callback, NULL);
2014 static struct connman_technology_driver tech_driver = {
2016 .type = CONNMAN_SERVICE_TYPE_WIFI,
2017 .probe = tech_probe,
2018 .remove = tech_remove,
2019 .set_tethering = tech_set_tethering,
2020 .set_regdom = tech_set_regdom,
2023 static int wifi_init(void)
2027 err = connman_network_driver_register(&network_driver);
2031 err = g_supplicant_register(&callbacks);
2033 connman_network_driver_unregister(&network_driver);
2037 err = connman_technology_driver_register(&tech_driver);
2039 g_supplicant_unregister(&callbacks);
2040 connman_network_driver_unregister(&network_driver);
2047 static void wifi_exit(void)
2051 connman_technology_driver_unregister(&tech_driver);
2053 g_supplicant_unregister(&callbacks);
2055 connman_network_driver_unregister(&network_driver);
2058 CONNMAN_PLUGIN_DEFINE(wifi, "WiFi interface plugin", VERSION,
2059 CONNMAN_PLUGIN_PRIORITY_DEFAULT, wifi_init, wifi_exit)