5 * Copyright (C) 2007-2010 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/log.h>
51 #include <connman/option.h>
52 #include <connman/storage.h>
54 #include <gsupplicant/gsupplicant.h>
56 #define CLEANUP_TIMEOUT 8 /* in seconds */
57 #define INACTIVE_TIMEOUT 12 /* in seconds */
58 #define MAXIMUM_RETRIES 4
60 struct connman_technology *wifi_technology = NULL;
64 struct connman_device *device;
65 struct connman_network *network;
66 struct connman_network *pending_network;
68 GSupplicantInterface *interface;
69 GSupplicantState state;
70 connman_bool_t connected;
71 connman_bool_t disconnecting;
72 connman_bool_t tethering;
73 connman_bool_t bridged;
81 static GList *iface_list = NULL;
83 static void handle_tethering(struct wifi_data *wifi)
85 if (wifi->tethering == FALSE)
88 if (wifi->bridge == NULL)
91 if (wifi->bridged == TRUE)
94 DBG("index %d bridge %s", wifi->index, wifi->bridge);
96 if (connman_inet_add_to_bridge(wifi->index, wifi->bridge) < 0)
102 static void wifi_newlink(unsigned flags, unsigned change, void *user_data)
104 struct connman_device *device = user_data;
105 struct wifi_data *wifi = connman_device_get_data(device);
107 DBG("index %d flags %d change %d", wifi->index, flags, change);
112 if ((wifi->flags & IFF_UP) != (flags & IFF_UP)) {
116 DBG("interface down");
119 if ((wifi->flags & IFF_LOWER_UP) != (flags & IFF_LOWER_UP)) {
120 if (flags & IFF_LOWER_UP) {
123 handle_tethering(wifi);
131 static int wifi_probe(struct connman_device *device)
133 struct wifi_data *wifi;
135 DBG("device %p", device);
137 wifi = g_try_new0(struct wifi_data, 1);
141 wifi->connected = FALSE;
142 wifi->disconnecting = FALSE;
143 wifi->tethering = FALSE;
144 wifi->bridged = FALSE;
146 wifi->state = G_SUPPLICANT_STATE_INACTIVE;
148 connman_device_set_data(device, wifi);
149 wifi->device = connman_device_ref(device);
151 wifi->index = connman_device_get_index(device);
154 wifi->watch = connman_rtnl_add_newlink_watch(wifi->index,
155 wifi_newlink, device);
157 iface_list = g_list_append(iface_list, wifi);
162 static void remove_networks(struct connman_device *device,
163 struct wifi_data *wifi)
167 for (list = wifi->networks; list != NULL; list = list->next) {
168 struct connman_network *network = list->data;
170 connman_device_remove_network(device, network);
171 connman_network_unref(network);
174 g_slist_free(wifi->networks);
175 wifi->networks = NULL;
178 static void wifi_remove(struct connman_device *device)
180 struct wifi_data *wifi = connman_device_get_data(device);
182 DBG("device %p", device);
187 iface_list = g_list_remove(iface_list, wifi);
189 remove_networks(device, wifi);
191 connman_device_set_data(device, NULL);
192 connman_device_unref(wifi->device);
193 connman_rtnl_remove_watch(wifi->watch);
195 g_supplicant_interface_set_data(wifi->interface, NULL);
197 g_free(wifi->identifier);
201 static void interface_create_callback(int result,
202 GSupplicantInterface *interface,
205 struct wifi_data *wifi = user_data;
207 DBG("result %d ifname %s, wifi %p", result,
208 g_supplicant_interface_get_ifname(interface),
211 if (result < 0 || wifi == NULL)
214 wifi->interface = interface;
215 g_supplicant_interface_set_data(interface, wifi);
218 static void interface_remove_callback(int result,
219 GSupplicantInterface *interface,
222 struct wifi_data *wifi = user_data;
224 DBG("result %d wifi %p", result, wifi);
226 if (result < 0 || wifi == NULL)
229 wifi->interface = NULL;
233 static int wifi_enable(struct connman_device *device)
235 struct wifi_data *wifi = connman_device_get_data(device);
236 const char *interface = connman_device_get_string(device, "Interface");
237 const char *driver = connman_option_get_string("wifi");
240 DBG("device %p %p", device, wifi);
242 ret = g_supplicant_interface_create(interface, driver, NULL,
243 interface_create_callback,
251 static int wifi_disable(struct connman_device *device)
253 struct wifi_data *wifi = connman_device_get_data(device);
256 DBG("device %p", device);
258 wifi->connected = FALSE;
259 wifi->disconnecting = FALSE;
261 if (wifi->pending_network != NULL)
262 wifi->pending_network = NULL;
264 remove_networks(device, wifi);
266 ret = g_supplicant_interface_remove(wifi->interface,
267 interface_remove_callback,
275 static void scan_callback(int result, GSupplicantInterface *interface,
278 struct connman_device *device = user_data;
280 DBG("result %d", result);
283 connman_device_reset_scanning(device);
285 connman_device_set_scanning(device, FALSE);
286 connman_device_unref(device);
289 static int add_scan_param(gchar *hex_ssid, int freq,
290 GSupplicantScanParams *scan_data,
291 int driver_max_scan_ssids)
295 if (driver_max_scan_ssids > scan_data->num_ssids && hex_ssid != NULL) {
297 unsigned int j = 0, hex;
298 size_t hex_ssid_len = strlen(hex_ssid);
300 ssid = g_try_malloc0(hex_ssid_len / 2);
304 for (i = 0; i < hex_ssid_len; i += 2) {
305 sscanf(hex_ssid + i, "%02x", &hex);
309 memcpy(scan_data->ssids[scan_data->num_ssids].ssid, ssid, j);
310 scan_data->ssids[scan_data->num_ssids].ssid_len = j;
311 scan_data->num_ssids++;
316 /* Don't add duplicate entries */
317 for (i = 0; i < G_SUPPLICANT_MAX_FAST_SCAN; i++) {
318 if (scan_data->freqs[i] == 0) {
319 scan_data->freqs[i] = freq;
321 } else if (scan_data->freqs[i] == freq)
328 struct last_connected {
334 static gint sort_entry(gconstpointer a, gconstpointer b, gpointer user_data)
336 GTimeVal *aval = (GTimeVal *)a;
337 GTimeVal *bval = (GTimeVal *)b;
339 /* Note that the sort order is descending */
340 if (aval->tv_sec < bval->tv_sec)
343 if (aval->tv_sec > bval->tv_sec)
349 static void free_entry(gpointer data)
351 struct last_connected *entry = data;
357 static int get_latest_connections(int max_ssids,
358 GSupplicantScanParams *scan_data)
361 GSequence *latest_list;
362 struct last_connected *entry;
371 latest_list = g_sequence_new(free_entry);
372 if (latest_list == NULL)
375 services = connman_storage_get_services();
376 for (i = 0; services && services[i]; i++) {
377 if (strncmp(services[i], "wifi_", 5) != 0)
380 keyfile = connman_storage_load_service(services[i]);
382 str = g_key_file_get_string(keyfile,
383 services[i], "Favorite", NULL);
384 if (str == NULL || g_strcmp0(str, "true")) {
387 g_key_file_free(keyfile);
392 str = g_key_file_get_string(keyfile,
393 services[i], "AutoConnect", NULL);
394 if (str == NULL || g_strcmp0(str, "true")) {
397 g_key_file_free(keyfile);
402 str = g_key_file_get_string(keyfile,
403 services[i], "Modified", NULL);
405 g_time_val_from_iso8601(str, &modified);
409 ssid = g_key_file_get_string(keyfile,
410 services[i], "SSID", NULL);
412 freq = g_key_file_get_integer(keyfile, services[i],
415 entry = g_try_new(struct last_connected, 1);
417 g_sequence_free(latest_list);
418 g_key_file_free(keyfile);
424 entry->modified = modified;
427 g_sequence_insert_sorted(latest_list, entry,
433 g_key_file_free(keyfile);
436 g_strfreev(services);
438 num_ssids = num_ssids > G_SUPPLICANT_MAX_FAST_SCAN ?
439 G_SUPPLICANT_MAX_FAST_SCAN : num_ssids;
441 iter = g_sequence_get_begin_iter(latest_list);
443 for (i = 0; i < num_ssids; i++) {
444 entry = g_sequence_get(iter);
446 DBG("ssid %s freq %d modified %lu", entry->ssid, entry->freq,
447 entry->modified.tv_sec);
449 add_scan_param(entry->ssid, entry->freq, scan_data, max_ssids);
451 iter = g_sequence_iter_next(iter);
454 g_sequence_free(latest_list);
458 static int wifi_scan(struct connman_device *device)
460 struct wifi_data *wifi = connman_device_get_data(device);
463 DBG("device %p %p", device, wifi->interface);
465 if (wifi->tethering == TRUE)
468 connman_device_ref(device);
469 ret = g_supplicant_interface_scan(wifi->interface, NULL,
470 scan_callback, device);
472 connman_device_set_scanning(device, TRUE);
474 connman_device_unref(device);
479 static int wifi_scan_fast(struct connman_device *device)
481 struct wifi_data *wifi = connman_device_get_data(device);
482 GSupplicantScanParams *scan_params = NULL;
484 int driver_max_ssids = 0;
486 DBG("device %p %p", device, wifi->interface);
488 if (wifi->tethering == TRUE)
491 driver_max_ssids = g_supplicant_interface_get_max_scan_ssids(
493 DBG("max ssids %d", driver_max_ssids);
494 if (driver_max_ssids == 0)
495 return wifi_scan(device);
497 scan_params = g_try_malloc0(sizeof(GSupplicantScanParams));
498 if (scan_params == NULL)
501 ret = get_latest_connections(driver_max_ssids, scan_params);
504 return wifi_scan(device);
507 connman_device_ref(device);
508 ret = g_supplicant_interface_scan(wifi->interface, scan_params,
509 scan_callback, device);
511 connman_device_set_scanning(device, TRUE);
514 connman_device_unref(device);
520 static struct connman_device_driver wifi_ng_driver = {
522 .type = CONNMAN_DEVICE_TYPE_WIFI,
523 .priority = CONNMAN_DEVICE_PRIORITY_LOW,
525 .remove = wifi_remove,
526 .enable = wifi_enable,
527 .disable = wifi_disable,
529 .scan_fast = wifi_scan_fast,
532 static void system_ready(void)
536 if (connman_device_driver_register(&wifi_ng_driver) < 0)
537 connman_error("Failed to register WiFi driver");
540 static void system_killed(void)
544 connman_device_driver_unregister(&wifi_ng_driver);
547 static int network_probe(struct connman_network *network)
549 DBG("network %p", network);
554 static void network_remove(struct connman_network *network)
556 struct connman_device *device = connman_network_get_device(network);
557 struct wifi_data *wifi;
559 DBG("network %p", network);
561 wifi = connman_device_get_data(device);
565 if (wifi->network != network)
568 wifi->network = NULL;
571 static void connect_callback(int result, GSupplicantInterface *interface,
574 struct connman_network *network = user_data;
576 DBG("network %p result %d", network, result);
578 if (result == -ENOKEY) {
579 connman_network_set_error(network,
580 CONNMAN_NETWORK_ERROR_INVALID_KEY);
581 } else if (result < 0) {
582 connman_network_set_error(network,
583 CONNMAN_NETWORK_ERROR_CONFIGURE_FAIL);
587 static GSupplicantSecurity network_security(const char *security)
589 if (g_str_equal(security, "none") == TRUE)
590 return G_SUPPLICANT_SECURITY_NONE;
591 else if (g_str_equal(security, "wep") == TRUE)
592 return G_SUPPLICANT_SECURITY_WEP;
593 else if (g_str_equal(security, "psk") == TRUE)
594 return G_SUPPLICANT_SECURITY_PSK;
595 else if (g_str_equal(security, "wpa") == TRUE)
596 return G_SUPPLICANT_SECURITY_PSK;
597 else if (g_str_equal(security, "rsn") == TRUE)
598 return G_SUPPLICANT_SECURITY_PSK;
599 else if (g_str_equal(security, "ieee8021x") == TRUE)
600 return G_SUPPLICANT_SECURITY_IEEE8021X;
602 return G_SUPPLICANT_SECURITY_UNKNOWN;
605 static void ssid_init(GSupplicantSSID *ssid, struct connman_network *network)
607 const char *security, *passphrase, *agent_passphrase;
609 memset(ssid, 0, sizeof(*ssid));
610 ssid->mode = G_SUPPLICANT_MODE_INFRA;
611 ssid->ssid = connman_network_get_blob(network, "WiFi.SSID",
614 security = connman_network_get_string(network, "WiFi.Security");
615 ssid->security = network_security(security);
616 passphrase = connman_network_get_string(network,
618 if (passphrase == NULL || strlen(passphrase) == 0) {
620 /* Use agent provided passphrase as a fallback */
621 agent_passphrase = connman_network_get_string(network,
622 "WiFi.AgentPassphrase");
624 if (agent_passphrase == NULL || strlen(agent_passphrase) == 0)
625 ssid->passphrase = NULL;
627 ssid->passphrase = agent_passphrase;
629 ssid->passphrase = passphrase;
631 ssid->eap = connman_network_get_string(network, "WiFi.EAP");
634 * If our private key password is unset,
635 * we use the supplied passphrase. That is needed
636 * for PEAP where 2 passphrases (identity and client
637 * cert may have to be provided.
639 if (connman_network_get_string(network,
640 "WiFi.PrivateKeyPassphrase") == NULL)
641 connman_network_set_string(network,
642 "WiFi.PrivateKeyPassphrase",
644 /* We must have an identity for both PEAP and TLS */
645 ssid->identity = connman_network_get_string(network, "WiFi.Identity");
647 /* Use agent provided identity as a fallback */
648 if (ssid->identity == NULL || strlen(ssid->identity) == 0)
649 ssid->identity = connman_network_get_string(network,
650 "WiFi.AgentIdentity");
652 ssid->ca_cert_path = connman_network_get_string(network,
654 ssid->client_cert_path = connman_network_get_string(network,
655 "WiFi.ClientCertFile");
656 ssid->private_key_path = connman_network_get_string(network,
657 "WiFi.PrivateKeyFile");
658 ssid->private_key_passphrase = connman_network_get_string(network,
659 "WiFi.PrivateKeyPassphrase");
660 ssid->phase2_auth = connman_network_get_string(network, "WiFi.Phase2");
662 ssid->use_wps = connman_network_get_bool(network, "WiFi.UseWPS");
663 ssid->pin_wps = connman_network_get_string(network, "WiFi.PinWPS");
667 static int network_connect(struct connman_network *network)
669 struct connman_device *device = connman_network_get_device(network);
670 struct wifi_data *wifi;
671 GSupplicantInterface *interface;
672 GSupplicantSSID *ssid;
674 DBG("network %p", network);
679 wifi = connman_device_get_data(device);
683 ssid = g_try_malloc0(sizeof(GSupplicantSSID));
687 interface = wifi->interface;
689 ssid_init(ssid, network);
691 if (wifi->disconnecting == TRUE)
692 wifi->pending_network = network;
694 wifi->network = network;
697 return g_supplicant_interface_connect(interface, ssid,
698 connect_callback, network);
704 static void disconnect_callback(int result, GSupplicantInterface *interface,
707 struct wifi_data *wifi = user_data;
709 if (wifi->network != NULL) {
711 * if result < 0 supplican return an error because
712 * the network is not current.
713 * we wont receive G_SUPPLICANT_STATE_DISCONNECTED since it
714 * failed, call connman_network_set_connected to report
715 * disconnect is completed.
718 connman_network_set_connected(wifi->network, FALSE);
721 wifi->network = NULL;
723 wifi->disconnecting = FALSE;
725 if (wifi->pending_network != NULL) {
726 network_connect(wifi->pending_network);
727 wifi->pending_network = NULL;
732 static int network_disconnect(struct connman_network *network)
734 struct connman_device *device = connman_network_get_device(network);
735 struct wifi_data *wifi;
738 DBG("network %p", network);
740 wifi = connman_device_get_data(device);
741 if (wifi == NULL || wifi->interface == NULL)
744 connman_network_set_associating(network, FALSE);
746 if (wifi->disconnecting == TRUE)
749 wifi->disconnecting = TRUE;
751 err = g_supplicant_interface_disconnect(wifi->interface,
752 disconnect_callback, wifi);
754 wifi->disconnecting = FALSE;
759 static struct connman_network_driver network_driver = {
761 .type = CONNMAN_NETWORK_TYPE_WIFI,
762 .priority = CONNMAN_NETWORK_PRIORITY_LOW,
763 .probe = network_probe,
764 .remove = network_remove,
765 .connect = network_connect,
766 .disconnect = network_disconnect,
769 static void interface_added(GSupplicantInterface *interface)
771 const char *ifname = g_supplicant_interface_get_ifname(interface);
772 const char *driver = g_supplicant_interface_get_driver(interface);
773 struct wifi_data *wifi;
775 wifi = g_supplicant_interface_get_data(interface);
778 * We can get here with a NULL wifi pointer when
779 * the interface added signal is sent before the
780 * interface creation callback is called.
785 DBG("ifname %s driver %s wifi %p tethering %d",
786 ifname, driver, wifi, wifi->tethering);
788 if (wifi->device == NULL) {
789 connman_error("WiFi device not set");
793 connman_device_set_powered(wifi->device, TRUE);
795 if (wifi->tethering == TRUE)
799 static connman_bool_t is_idle(struct wifi_data *wifi)
801 DBG("state %d", wifi->state);
803 switch (wifi->state) {
804 case G_SUPPLICANT_STATE_UNKNOWN:
805 case G_SUPPLICANT_STATE_DISCONNECTED:
806 case G_SUPPLICANT_STATE_INACTIVE:
807 case G_SUPPLICANT_STATE_SCANNING:
810 case G_SUPPLICANT_STATE_AUTHENTICATING:
811 case G_SUPPLICANT_STATE_ASSOCIATING:
812 case G_SUPPLICANT_STATE_ASSOCIATED:
813 case G_SUPPLICANT_STATE_4WAY_HANDSHAKE:
814 case G_SUPPLICANT_STATE_GROUP_HANDSHAKE:
815 case G_SUPPLICANT_STATE_COMPLETED:
822 static connman_bool_t is_idle_wps(GSupplicantInterface *interface,
823 struct wifi_data *wifi)
825 /* First, let's check if WPS processing did not went wrong */
826 if (g_supplicant_interface_get_wps_state(interface) ==
827 G_SUPPLICANT_WPS_STATE_FAIL)
830 /* Unlike normal connection, being associated while processing wps
831 * actually means that we are idling. */
832 switch (wifi->state) {
833 case G_SUPPLICANT_STATE_UNKNOWN:
834 case G_SUPPLICANT_STATE_DISCONNECTED:
835 case G_SUPPLICANT_STATE_INACTIVE:
836 case G_SUPPLICANT_STATE_SCANNING:
837 case G_SUPPLICANT_STATE_ASSOCIATED:
839 case G_SUPPLICANT_STATE_AUTHENTICATING:
840 case G_SUPPLICANT_STATE_ASSOCIATING:
841 case G_SUPPLICANT_STATE_4WAY_HANDSHAKE:
842 case G_SUPPLICANT_STATE_GROUP_HANDSHAKE:
843 case G_SUPPLICANT_STATE_COMPLETED:
850 static connman_bool_t handle_wps_completion(GSupplicantInterface *interface,
851 struct connman_network *network,
852 struct connman_device *device,
853 struct wifi_data *wifi)
857 wps = connman_network_get_bool(network, "WiFi.UseWPS");
859 const unsigned char *ssid, *wps_ssid;
860 unsigned int ssid_len, wps_ssid_len;
863 /* Checking if we got associated with requested
865 ssid = connman_network_get_blob(network, "WiFi.SSID",
868 wps_ssid = g_supplicant_interface_get_wps_ssid(
869 interface, &wps_ssid_len);
871 if (wps_ssid == NULL || wps_ssid_len != ssid_len ||
872 memcmp(ssid, wps_ssid, ssid_len) != 0) {
873 connman_network_set_associating(network, FALSE);
874 g_supplicant_interface_disconnect(wifi->interface,
875 disconnect_callback, wifi);
879 wps_key = g_supplicant_interface_get_wps_key(interface);
880 connman_network_set_string(network, "WiFi.Passphrase",
883 connman_network_set_string(network, "WiFi.PinWPS", NULL);
889 static connman_bool_t handle_4way_handshake_failure(GSupplicantInterface *interface,
890 struct connman_network *network,
891 struct wifi_data *wifi)
893 if (wifi->state != G_SUPPLICANT_STATE_4WAY_HANDSHAKE)
898 if (wifi->retries < MAXIMUM_RETRIES)
901 /* We disable the selected network, if not then
902 * wpa_supplicant will loop retrying */
903 if (g_supplicant_interface_enable_selected_network(interface,
905 DBG("Could not disables selected network");
907 connman_network_set_error(network, CONNMAN_NETWORK_ERROR_INVALID_KEY);
912 static void interface_state(GSupplicantInterface *interface)
914 struct connman_network *network;
915 struct connman_device *device;
916 struct wifi_data *wifi;
917 GSupplicantState state = g_supplicant_interface_get_state(interface);
920 wifi = g_supplicant_interface_get_data(interface);
922 DBG("wifi %p interface state %d", wifi, state);
927 network = wifi->network;
928 device = wifi->device;
930 if (device == NULL || network == NULL)
934 case G_SUPPLICANT_STATE_SCANNING:
937 case G_SUPPLICANT_STATE_AUTHENTICATING:
938 case G_SUPPLICANT_STATE_ASSOCIATING:
939 connman_network_set_associating(network, TRUE);
942 case G_SUPPLICANT_STATE_COMPLETED:
943 if (handle_wps_completion(interface, network, device, wifi) ==
947 /* reset scan trigger and schedule background scan */
948 connman_device_schedule_scan(device);
950 connman_network_set_connected(network, TRUE);
953 case G_SUPPLICANT_STATE_DISCONNECTED:
955 * If we're in one of the idle modes, we have
956 * not started association yet and thus setting
957 * those ones to FALSE could cancel an association
960 wps = connman_network_get_bool(network, "WiFi.UseWPS");
962 if (is_idle_wps(interface, wifi) == TRUE)
968 /* If previous state was 4way-handshake, then
969 * it's either: psk was incorrect and thus we retry
970 * or if we reach the maximum retries we declare the
972 if (handle_4way_handshake_failure(interface,
973 network, wifi) == TRUE)
976 connman_network_set_associating(network, FALSE);
977 connman_network_set_connected(network, FALSE);
980 case G_SUPPLICANT_STATE_INACTIVE:
981 connman_network_set_associating(network, FALSE);
984 case G_SUPPLICANT_STATE_UNKNOWN:
985 case G_SUPPLICANT_STATE_ASSOCIATED:
986 case G_SUPPLICANT_STATE_4WAY_HANDSHAKE:
987 case G_SUPPLICANT_STATE_GROUP_HANDSHAKE:
996 static void interface_removed(GSupplicantInterface *interface)
998 const char *ifname = g_supplicant_interface_get_ifname(interface);
999 struct wifi_data *wifi;
1001 DBG("ifname %s", ifname);
1003 wifi = g_supplicant_interface_get_data(interface);
1005 if (wifi != NULL && wifi->tethering == TRUE)
1008 if (wifi == NULL || wifi->device == NULL) {
1009 connman_error("Wrong wifi pointer");
1013 connman_device_set_powered(wifi->device, FALSE);
1016 static void scan_started(GSupplicantInterface *interface)
1021 static void scan_finished(GSupplicantInterface *interface)
1026 static unsigned char calculate_strength(GSupplicantNetwork *supplicant_network)
1028 unsigned char strength;
1030 strength = 120 + g_supplicant_network_get_signal(supplicant_network);
1037 static void network_added(GSupplicantNetwork *supplicant_network)
1039 struct connman_network *network;
1040 GSupplicantInterface *interface;
1041 struct wifi_data *wifi;
1042 const char *name, *identifier, *security, *group;
1043 const unsigned char *ssid;
1044 unsigned int ssid_len;
1049 interface = g_supplicant_network_get_interface(supplicant_network);
1050 wifi = g_supplicant_interface_get_data(interface);
1051 name = g_supplicant_network_get_name(supplicant_network);
1052 identifier = g_supplicant_network_get_identifier(supplicant_network);
1053 security = g_supplicant_network_get_security(supplicant_network);
1054 group = g_supplicant_network_get_identifier(supplicant_network);
1055 wps = g_supplicant_network_get_wps(supplicant_network);
1060 ssid = g_supplicant_network_get_ssid(supplicant_network, &ssid_len);
1062 network = connman_device_get_network(wifi->device, identifier);
1064 if (network == NULL) {
1065 network = connman_network_create(identifier,
1066 CONNMAN_NETWORK_TYPE_WIFI);
1067 if (network == NULL)
1070 connman_network_set_index(network, wifi->index);
1072 if (connman_device_add_network(wifi->device, network) < 0) {
1073 connman_network_unref(network);
1077 wifi->networks = g_slist_append(wifi->networks, network);
1080 if (name != NULL && name[0] != '\0')
1081 connman_network_set_name(network, name);
1083 connman_network_set_blob(network, "WiFi.SSID",
1085 connman_network_set_string(network, "WiFi.Security", security);
1086 connman_network_set_strength(network,
1087 calculate_strength(supplicant_network));
1088 connman_network_set_bool(network, "WiFi.WPS", wps);
1090 connman_network_set_frequency(network,
1091 g_supplicant_network_get_frequency(supplicant_network));
1093 connman_network_set_available(network, TRUE);
1096 connman_network_set_group(network, group);
1099 static void network_removed(GSupplicantNetwork *network)
1101 GSupplicantInterface *interface;
1102 struct wifi_data *wifi;
1103 const char *name, *identifier;
1104 struct connman_network *connman_network;
1106 interface = g_supplicant_network_get_interface(network);
1107 wifi = g_supplicant_interface_get_data(interface);
1108 identifier = g_supplicant_network_get_identifier(network);
1109 name = g_supplicant_network_get_name(network);
1111 DBG("name %s", name);
1116 connman_network = connman_device_get_network(wifi->device, identifier);
1117 if (connman_network == NULL)
1120 wifi->networks = g_slist_remove(wifi->networks, connman_network);
1122 connman_device_remove_network(wifi->device, connman_network);
1123 connman_network_unref(connman_network);
1126 static void network_changed(GSupplicantNetwork *network, const char *property)
1128 GSupplicantInterface *interface;
1129 struct wifi_data *wifi;
1130 const char *name, *identifier;
1131 struct connman_network *connman_network;
1133 interface = g_supplicant_network_get_interface(network);
1134 wifi = g_supplicant_interface_get_data(interface);
1135 identifier = g_supplicant_network_get_identifier(network);
1136 name = g_supplicant_network_get_name(network);
1138 DBG("name %s", name);
1143 connman_network = connman_device_get_network(wifi->device, identifier);
1144 if (connman_network == NULL)
1147 if (g_str_equal(property, "Signal") == TRUE) {
1148 connman_network_set_strength(connman_network,
1149 calculate_strength(network));
1150 connman_network_update(connman_network);
1154 static void debug(const char *str)
1156 if (getenv("CONNMAN_SUPPLICANT_DEBUG"))
1157 connman_debug("%s", str);
1160 static const GSupplicantCallbacks callbacks = {
1161 .system_ready = system_ready,
1162 .system_killed = system_killed,
1163 .interface_added = interface_added,
1164 .interface_state = interface_state,
1165 .interface_removed = interface_removed,
1166 .scan_started = scan_started,
1167 .scan_finished = scan_finished,
1168 .network_added = network_added,
1169 .network_removed = network_removed,
1170 .network_changed = network_changed,
1175 static int tech_probe(struct connman_technology *technology)
1177 wifi_technology = technology;
1182 static void tech_remove(struct connman_technology *technology)
1184 wifi_technology = NULL;
1187 struct wifi_tethering_info {
1188 struct wifi_data *wifi;
1189 struct connman_technology *technology;
1191 GSupplicantSSID *ssid;
1194 static GSupplicantSSID *ssid_ap_init(const char *ssid, const char *passphrase)
1196 GSupplicantSSID *ap;
1198 ap = g_try_malloc0(sizeof(GSupplicantSSID));
1202 ap->mode = G_SUPPLICANT_MODE_MASTER;
1204 ap->ssid_len = strlen(ssid);
1208 if (passphrase == NULL || strlen(passphrase) == 0) {
1209 ap->security = G_SUPPLICANT_SECURITY_NONE;
1210 ap->passphrase = NULL;
1212 ap->security = G_SUPPLICANT_SECURITY_PSK;
1213 ap->protocol = G_SUPPLICANT_PROTO_RSN;
1214 ap->pairwise_cipher = G_SUPPLICANT_PAIRWISE_CCMP;
1215 ap->group_cipher = G_SUPPLICANT_GROUP_CCMP;
1216 ap->passphrase = passphrase;
1222 static void ap_start_callback(int result, GSupplicantInterface *interface,
1225 struct wifi_tethering_info *info = user_data;
1227 DBG("result %d index %d bridge %s",
1228 result, info->wifi->index, info->wifi->bridge);
1231 connman_inet_remove_from_bridge(info->wifi->index,
1232 info->wifi->bridge);
1233 connman_technology_tethering_notify(info->technology, FALSE);
1236 g_free(info->ifname);
1240 static void ap_create_callback(int result,
1241 GSupplicantInterface *interface,
1244 struct wifi_tethering_info *info = user_data;
1246 DBG("result %d ifname %s", result,
1247 g_supplicant_interface_get_ifname(interface));
1250 connman_inet_remove_from_bridge(info->wifi->index,
1251 info->wifi->bridge);
1252 connman_technology_tethering_notify(info->technology, FALSE);
1254 g_free(info->ifname);
1259 info->wifi->interface = interface;
1260 g_supplicant_interface_set_data(interface, info->wifi);
1262 if (g_supplicant_interface_set_apscan(interface, 2) < 0)
1263 connman_error("Failed to set interface ap_scan property");
1265 g_supplicant_interface_connect(interface, info->ssid,
1266 ap_start_callback, info);
1269 static void sta_remove_callback(int result,
1270 GSupplicantInterface *interface,
1273 struct wifi_tethering_info *info = user_data;
1274 const char *driver = connman_option_get_string("wifi");
1276 DBG("ifname %s result %d ", info->ifname, result);
1279 info->wifi->tethering = TRUE;
1281 g_free(info->ifname);
1286 info->wifi->interface = NULL;
1288 connman_technology_tethering_notify(info->technology, TRUE);
1290 g_supplicant_interface_create(info->ifname, driver, info->wifi->bridge,
1295 static int tech_set_tethering(struct connman_technology *technology,
1296 const char *identifier, const char *passphrase,
1297 const char *bridge, connman_bool_t enabled)
1300 GSupplicantInterface *interface;
1301 struct wifi_data *wifi;
1302 struct wifi_tethering_info *info;
1309 if (enabled == FALSE) {
1310 for (list = iface_list; list; list = list->next) {
1313 if (wifi->tethering == TRUE) {
1314 wifi->tethering = FALSE;
1316 connman_inet_remove_from_bridge(wifi->index,
1318 wifi->bridged = FALSE;
1322 connman_technology_tethering_notify(technology, FALSE);
1327 for (list = iface_list; list; list = list->next) {
1330 interface = wifi->interface;
1332 if (interface == NULL)
1335 ifname = g_supplicant_interface_get_ifname(wifi->interface);
1337 mode = g_supplicant_interface_get_mode(interface);
1338 if ((mode & G_SUPPLICANT_CAPABILITY_MODE_AP) == 0) {
1339 DBG("%s does not support AP mode", ifname);
1343 info = g_try_malloc0(sizeof(struct wifi_tethering_info));
1348 info->technology = technology;
1349 info->wifi->bridge = bridge;
1350 info->ssid = ssid_ap_init(identifier, passphrase);
1351 if (info->ssid == NULL) {
1355 info->ifname = g_strdup(ifname);
1356 if (info->ifname == NULL) {
1361 info->wifi->tethering = TRUE;
1363 err = g_supplicant_interface_remove(interface,
1364 sta_remove_callback,
1373 static void regdom_callback(void *user_data)
1375 char *alpha2 = user_data;
1379 if (wifi_technology == NULL)
1382 connman_technology_regdom_notify(wifi_technology, alpha2);
1385 static int tech_set_regdom(struct connman_technology *technology, const char *alpha2)
1387 return g_supplicant_set_country(alpha2, regdom_callback, alpha2);
1390 static struct connman_technology_driver tech_driver = {
1392 .type = CONNMAN_SERVICE_TYPE_WIFI,
1393 .probe = tech_probe,
1394 .remove = tech_remove,
1395 .set_tethering = tech_set_tethering,
1396 .set_regdom = tech_set_regdom,
1399 static int wifi_init(void)
1403 err = connman_network_driver_register(&network_driver);
1407 err = g_supplicant_register(&callbacks);
1409 connman_network_driver_unregister(&network_driver);
1413 err = connman_technology_driver_register(&tech_driver);
1415 g_supplicant_unregister(&callbacks);
1416 connman_network_driver_unregister(&network_driver);
1423 static void wifi_exit(void)
1427 connman_technology_driver_unregister(&tech_driver);
1429 g_supplicant_unregister(&callbacks);
1431 connman_network_driver_unregister(&network_driver);
1434 CONNMAN_PLUGIN_DEFINE(wifi, "WiFi interface plugin", VERSION,
1435 CONNMAN_PLUGIN_PRIORITY_DEFAULT, wifi_init, wifi_exit)