3 * WPA supplicant library with GLib integration
5 * Copyright (C) 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
38 #include "gsupplicant.h"
42 #define IEEE80211_CAP_ESS 0x0001
43 #define IEEE80211_CAP_IBSS 0x0002
44 #define IEEE80211_CAP_PRIVACY 0x0010
46 static DBusConnection *connection;
48 static const GSupplicantCallbacks *callbacks_pointer;
50 static dbus_bool_t system_available = FALSE;
51 static dbus_bool_t system_ready = FALSE;
53 static dbus_int32_t debug_level;
54 static dbus_bool_t debug_timestamp = FALSE;
55 static dbus_bool_t debug_showkeys = FALSE;
57 static const char *debug_strings[] = {
58 "msgdump", "debug", "info", "warning", "error", NULL
61 static unsigned int eap_methods;
68 static struct strvalmap eap_method_map[] = {
69 { "MD5", G_SUPPLICANT_EAP_METHOD_MD5 },
70 { "TLS", G_SUPPLICANT_EAP_METHOD_TLS },
71 { "MSCHAPV2", G_SUPPLICANT_EAP_METHOD_MSCHAPV2 },
72 { "PEAP", G_SUPPLICANT_EAP_METHOD_PEAP },
73 { "TTLS", G_SUPPLICANT_EAP_METHOD_TTLS },
74 { "GTC", G_SUPPLICANT_EAP_METHOD_GTC },
75 { "OTP", G_SUPPLICANT_EAP_METHOD_OTP },
76 { "LEAP", G_SUPPLICANT_EAP_METHOD_LEAP },
77 { "WSC", G_SUPPLICANT_EAP_METHOD_WSC },
81 static struct strvalmap keymgmt_map[] = {
82 { "none", G_SUPPLICANT_KEYMGMT_NONE },
83 { "ieee8021x", G_SUPPLICANT_KEYMGMT_IEEE8021X },
84 { "wpa-none", G_SUPPLICANT_KEYMGMT_WPA_NONE },
85 { "wpa-psk", G_SUPPLICANT_KEYMGMT_WPA_PSK },
86 { "wpa-psk-sha256", G_SUPPLICANT_KEYMGMT_WPA_PSK_256 },
87 { "wpa-ft-psk", G_SUPPLICANT_KEYMGMT_WPA_FT_PSK },
88 { "wpa-ft-eap", G_SUPPLICANT_KEYMGMT_WPA_FT_EAP },
89 { "wpa-eap", G_SUPPLICANT_KEYMGMT_WPA_EAP },
90 { "wpa-eap-sha256", G_SUPPLICANT_KEYMGMT_WPA_EAP_256 },
91 { "wps", G_SUPPLICANT_KEYMGMT_WPS },
95 static struct strvalmap authalg_capa_map[] = {
96 { "open", G_SUPPLICANT_CAPABILITY_AUTHALG_OPEN },
97 { "shared", G_SUPPLICANT_CAPABILITY_AUTHALG_SHARED },
98 { "leap", G_SUPPLICANT_CAPABILITY_AUTHALG_LEAP },
102 static struct strvalmap proto_capa_map[] = {
103 { "wpa", G_SUPPLICANT_CAPABILITY_PROTO_WPA },
104 { "rsn", G_SUPPLICANT_CAPABILITY_PROTO_RSN },
108 static struct strvalmap group_map[] = {
109 { "wep40", G_SUPPLICANT_GROUP_WEP40 },
110 { "wep104", G_SUPPLICANT_GROUP_WEP104 },
111 { "tkip", G_SUPPLICANT_GROUP_TKIP },
112 { "ccmp", G_SUPPLICANT_GROUP_CCMP },
116 static struct strvalmap pairwise_map[] = {
117 { "none", G_SUPPLICANT_PAIRWISE_NONE },
118 { "tkip", G_SUPPLICANT_PAIRWISE_TKIP },
119 { "ccmp", G_SUPPLICANT_PAIRWISE_CCMP },
123 static struct strvalmap scan_capa_map[] = {
124 { "active", G_SUPPLICANT_CAPABILITY_SCAN_ACTIVE },
125 { "passive", G_SUPPLICANT_CAPABILITY_SCAN_PASSIVE },
126 { "ssid", G_SUPPLICANT_CAPABILITY_SCAN_SSID },
130 static struct strvalmap mode_capa_map[] = {
131 { "infrastructure", G_SUPPLICANT_CAPABILITY_MODE_INFRA },
132 { "ad-hoc", G_SUPPLICANT_CAPABILITY_MODE_IBSS },
133 { "ap", G_SUPPLICANT_CAPABILITY_MODE_AP },
137 static GHashTable *interface_table;
138 static GHashTable *bss_mapping;
140 struct _GSupplicantWpsCredentials {
141 unsigned char ssid[32];
142 unsigned int ssid_len;
146 struct _GSupplicantInterface {
149 unsigned int keymgmt_capa;
150 unsigned int authalg_capa;
151 unsigned int proto_capa;
152 unsigned int group_capa;
153 unsigned int pairwise_capa;
154 unsigned int scan_capa;
155 unsigned int mode_capa;
156 unsigned int max_scan_ssids;
158 GSupplicantState state;
159 dbus_bool_t scanning;
160 GSupplicantInterfaceCallback scan_callback;
166 struct _GSupplicantWpsCredentials wps_cred;
167 GSupplicantWpsState wps_state;
168 GHashTable *network_table;
169 GHashTable *net_mapping;
170 GHashTable *bss_mapping;
174 struct g_supplicant_bss {
175 GSupplicantInterface *interface;
177 unsigned char bssid[6];
178 unsigned char ssid[32];
179 unsigned int ssid_len;
180 dbus_uint16_t frequency;
181 dbus_uint32_t maxrate;
183 GSupplicantMode mode;
184 GSupplicantSecurity security;
185 unsigned int keymgmt;
186 unsigned int pairwise;
190 dbus_bool_t ieee8021x;
191 unsigned int wps_capabilities;
194 struct _GSupplicantNetwork {
195 GSupplicantInterface *interface;
199 unsigned char ssid[32];
200 unsigned int ssid_len;
202 dbus_uint16_t frequency;
203 struct g_supplicant_bss *best_bss;
204 GSupplicantMode mode;
205 GSupplicantSecurity security;
207 unsigned int wps_capabilities;
208 GHashTable *bss_table;
209 GHashTable *config_table;
212 static inline void debug(const char *format, ...)
217 if (callbacks_pointer->debug == NULL)
220 va_start(ap, format);
222 if (vsnprintf(str, sizeof(str), format, ap) > 0)
223 callbacks_pointer->debug(str);
228 #define SUPPLICANT_DBG(fmt, arg...) \
229 debug("%s:%s() " fmt, __FILE__, __FUNCTION__ , ## arg);
231 static GSupplicantMode string2mode(const char *mode)
234 return G_SUPPLICANT_MODE_UNKNOWN;
236 if (g_str_equal(mode, "infrastructure") == TRUE)
237 return G_SUPPLICANT_MODE_INFRA;
238 else if (g_str_equal(mode, "ad-hoc") == TRUE)
239 return G_SUPPLICANT_MODE_IBSS;
241 return G_SUPPLICANT_MODE_UNKNOWN;
244 static const char *mode2string(GSupplicantMode mode)
247 case G_SUPPLICANT_MODE_UNKNOWN:
249 case G_SUPPLICANT_MODE_INFRA:
251 case G_SUPPLICANT_MODE_IBSS:
253 case G_SUPPLICANT_MODE_MASTER:
260 static const char *security2string(GSupplicantSecurity security)
263 case G_SUPPLICANT_SECURITY_UNKNOWN:
265 case G_SUPPLICANT_SECURITY_NONE:
267 case G_SUPPLICANT_SECURITY_WEP:
269 case G_SUPPLICANT_SECURITY_PSK:
271 case G_SUPPLICANT_SECURITY_IEEE8021X:
278 static GSupplicantState string2state(const char *state)
281 return G_SUPPLICANT_STATE_UNKNOWN;
283 if (g_str_equal(state, "unknown") == TRUE)
284 return G_SUPPLICANT_STATE_UNKNOWN;
285 else if (g_str_equal(state, "disconnected") == TRUE)
286 return G_SUPPLICANT_STATE_DISCONNECTED;
287 else if (g_str_equal(state, "inactive") == TRUE)
288 return G_SUPPLICANT_STATE_INACTIVE;
289 else if (g_str_equal(state, "scanning") == TRUE)
290 return G_SUPPLICANT_STATE_SCANNING;
291 else if (g_str_equal(state, "authenticating") == TRUE)
292 return G_SUPPLICANT_STATE_AUTHENTICATING;
293 else if (g_str_equal(state, "associating") == TRUE)
294 return G_SUPPLICANT_STATE_ASSOCIATING;
295 else if (g_str_equal(state, "associated") == TRUE)
296 return G_SUPPLICANT_STATE_ASSOCIATED;
297 else if (g_str_equal(state, "group_handshake") == TRUE)
298 return G_SUPPLICANT_STATE_GROUP_HANDSHAKE;
299 else if (g_str_equal(state, "4way_handshake") == TRUE)
300 return G_SUPPLICANT_STATE_4WAY_HANDSHAKE;
301 else if (g_str_equal(state, "completed") == TRUE)
302 return G_SUPPLICANT_STATE_COMPLETED;
304 return G_SUPPLICANT_STATE_UNKNOWN;
307 static void callback_system_ready(void)
309 if (system_ready == TRUE)
314 if (callbacks_pointer == NULL)
317 if (callbacks_pointer->system_ready == NULL)
320 callbacks_pointer->system_ready();
323 static void callback_system_killed(void)
325 system_ready = FALSE;
327 if (callbacks_pointer == NULL)
330 if (callbacks_pointer->system_killed == NULL)
333 callbacks_pointer->system_killed();
336 static void callback_interface_added(GSupplicantInterface *interface)
340 if (callbacks_pointer == NULL)
343 if (callbacks_pointer->interface_added == NULL)
346 callbacks_pointer->interface_added(interface);
349 static void callback_interface_state(GSupplicantInterface *interface)
351 if (callbacks_pointer == NULL)
354 if (callbacks_pointer->interface_state == NULL)
357 callbacks_pointer->interface_state(interface);
360 static void callback_interface_removed(GSupplicantInterface *interface)
362 if (callbacks_pointer == NULL)
365 if (callbacks_pointer->interface_removed == NULL)
368 callbacks_pointer->interface_removed(interface);
371 static void callback_scan_started(GSupplicantInterface *interface)
373 if (callbacks_pointer == NULL)
376 if (callbacks_pointer->scan_started == NULL)
379 callbacks_pointer->scan_started(interface);
382 static void callback_scan_finished(GSupplicantInterface *interface)
384 if (callbacks_pointer == NULL)
387 if (callbacks_pointer->scan_finished == NULL)
390 callbacks_pointer->scan_finished(interface);
393 static void callback_network_added(GSupplicantNetwork *network)
395 if (callbacks_pointer == NULL)
398 if (callbacks_pointer->network_added == NULL)
401 callbacks_pointer->network_added(network);
404 static void callback_network_removed(GSupplicantNetwork *network)
406 if (callbacks_pointer == NULL)
409 if (callbacks_pointer->network_removed == NULL)
412 callbacks_pointer->network_removed(network);
415 static void callback_network_changed(GSupplicantNetwork *network,
416 const char *property)
418 if (callbacks_pointer == NULL)
421 if (callbacks_pointer->network_changed == NULL)
424 callbacks_pointer->network_changed(network, property);
427 static void remove_interface(gpointer data)
429 GSupplicantInterface *interface = data;
431 g_hash_table_destroy(interface->bss_mapping);
432 g_hash_table_destroy(interface->net_mapping);
433 g_hash_table_destroy(interface->network_table);
435 callback_interface_removed(interface);
437 g_free(interface->wps_cred.key);
438 g_free(interface->path);
439 g_free(interface->network_path);
440 g_free(interface->ifname);
441 g_free(interface->driver);
442 g_free(interface->bridge);
446 static void remove_network(gpointer data)
448 GSupplicantNetwork *network = data;
450 g_hash_table_destroy(network->bss_table);
452 callback_network_removed(network);
454 g_hash_table_destroy(network->config_table);
456 g_free(network->path);
457 g_free(network->group);
458 g_free(network->name);
462 static void remove_bss(gpointer data)
464 struct g_supplicant_bss *bss = data;
470 static void debug_strvalmap(const char *label, struct strvalmap *map,
475 for (i = 0; map[i].str != NULL; i++) {
476 if (val & map[i].val)
477 SUPPLICANT_DBG("%s: %s", label, map[i].str);
481 static void interface_capability_keymgmt(DBusMessageIter *iter, void *user_data)
483 GSupplicantInterface *interface = user_data;
484 const char *str = NULL;
487 dbus_message_iter_get_basic(iter, &str);
491 for (i = 0; keymgmt_map[i].str != NULL; i++)
492 if (strcmp(str, keymgmt_map[i].str) == 0) {
493 interface->keymgmt_capa |= keymgmt_map[i].val;
498 static void interface_capability_authalg(DBusMessageIter *iter, void *user_data)
500 GSupplicantInterface *interface = user_data;
501 const char *str = NULL;
504 dbus_message_iter_get_basic(iter, &str);
508 for (i = 0; authalg_capa_map[i].str != NULL; i++)
509 if (strcmp(str, authalg_capa_map[i].str) == 0) {
510 interface->authalg_capa |= authalg_capa_map[i].val;
515 static void interface_capability_proto(DBusMessageIter *iter, void *user_data)
517 GSupplicantInterface *interface = user_data;
518 const char *str = NULL;
521 dbus_message_iter_get_basic(iter, &str);
525 for (i = 0; proto_capa_map[i].str != NULL; i++)
526 if (strcmp(str, proto_capa_map[i].str) == 0) {
527 interface->proto_capa |= proto_capa_map[i].val;
532 static void interface_capability_pairwise(DBusMessageIter *iter,
535 GSupplicantInterface *interface = user_data;
536 const char *str = NULL;
539 dbus_message_iter_get_basic(iter, &str);
543 for (i = 0; pairwise_map[i].str != NULL; i++)
544 if (strcmp(str, pairwise_map[i].str) == 0) {
545 interface->pairwise_capa |= pairwise_map[i].val;
550 static void interface_capability_group(DBusMessageIter *iter, void *user_data)
552 GSupplicantInterface *interface = user_data;
553 const char *str = NULL;
556 dbus_message_iter_get_basic(iter, &str);
560 for (i = 0; group_map[i].str != NULL; i++)
561 if (strcmp(str, group_map[i].str) == 0) {
562 interface->group_capa |= group_map[i].val;
567 static void interface_capability_scan(DBusMessageIter *iter, void *user_data)
569 GSupplicantInterface *interface = user_data;
570 const char *str = NULL;
573 dbus_message_iter_get_basic(iter, &str);
577 for (i = 0; scan_capa_map[i].str != NULL; i++)
578 if (strcmp(str, scan_capa_map[i].str) == 0) {
579 interface->scan_capa |= scan_capa_map[i].val;
584 static void interface_capability_mode(DBusMessageIter *iter, void *user_data)
586 GSupplicantInterface *interface = user_data;
587 const char *str = NULL;
590 dbus_message_iter_get_basic(iter, &str);
594 for (i = 0; mode_capa_map[i].str != NULL; i++)
595 if (strcmp(str, mode_capa_map[i].str) == 0) {
596 interface->mode_capa |= mode_capa_map[i].val;
601 static void interface_capability(const char *key, DBusMessageIter *iter,
604 GSupplicantInterface *interface = user_data;
609 if (g_strcmp0(key, "KeyMgmt") == 0)
610 supplicant_dbus_array_foreach(iter,
611 interface_capability_keymgmt, interface);
612 else if (g_strcmp0(key, "AuthAlg") == 0)
613 supplicant_dbus_array_foreach(iter,
614 interface_capability_authalg, interface);
615 else if (g_strcmp0(key, "Protocol") == 0)
616 supplicant_dbus_array_foreach(iter,
617 interface_capability_proto, interface);
618 else if (g_strcmp0(key, "Pairwise") == 0)
619 supplicant_dbus_array_foreach(iter,
620 interface_capability_pairwise, interface);
621 else if (g_strcmp0(key, "Group") == 0)
622 supplicant_dbus_array_foreach(iter,
623 interface_capability_group, interface);
624 else if (g_strcmp0(key, "Scan") == 0)
625 supplicant_dbus_array_foreach(iter,
626 interface_capability_scan, interface);
627 else if (g_strcmp0(key, "Modes") == 0)
628 supplicant_dbus_array_foreach(iter,
629 interface_capability_mode, interface);
630 else if (g_strcmp0(key, "MaxScanSSID") == 0) {
631 dbus_int32_t max_scan_ssid;
633 dbus_message_iter_get_basic(iter, &max_scan_ssid);
634 interface->max_scan_ssids = max_scan_ssid;
637 SUPPLICANT_DBG("key %s type %c",
638 key, dbus_message_iter_get_arg_type(iter));
641 static void set_apscan(DBusMessageIter *iter, void *user_data)
643 unsigned int ap_scan = *(unsigned int *)user_data;
645 dbus_message_iter_append_basic(iter, DBUS_TYPE_UINT32, &ap_scan);
648 int g_supplicant_interface_set_apscan(GSupplicantInterface *interface,
649 unsigned int ap_scan)
651 return supplicant_dbus_property_set(interface->path,
652 SUPPLICANT_INTERFACE ".Interface",
653 "ApScan", DBUS_TYPE_UINT32_AS_STRING,
654 set_apscan, NULL, &ap_scan);
657 void g_supplicant_interface_set_data(GSupplicantInterface *interface,
660 if (interface == NULL)
663 interface->data = data;
666 void *g_supplicant_interface_get_data(GSupplicantInterface *interface)
668 if (interface == NULL)
671 return interface->data;
674 const char *g_supplicant_interface_get_ifname(GSupplicantInterface *interface)
676 if (interface == NULL)
679 return interface->ifname;
682 const char *g_supplicant_interface_get_driver(GSupplicantInterface *interface)
684 if (interface == NULL)
687 return interface->driver;
690 GSupplicantState g_supplicant_interface_get_state(
691 GSupplicantInterface *interface)
693 if (interface == NULL)
694 return G_SUPPLICANT_STATE_UNKNOWN;
696 return interface->state;
699 const char *g_supplicant_interface_get_wps_key(GSupplicantInterface *interface)
701 if (interface == NULL)
704 return (const char *)interface->wps_cred.key;
707 const void *g_supplicant_interface_get_wps_ssid(GSupplicantInterface *interface,
708 unsigned int *ssid_len)
710 if (ssid_len == NULL)
713 if (interface == NULL || interface->wps_cred.ssid == NULL) {
718 *ssid_len = interface->wps_cred.ssid_len;
719 return interface->wps_cred.ssid;
722 GSupplicantWpsState g_supplicant_interface_get_wps_state(
723 GSupplicantInterface *interface)
725 if (interface == NULL)
726 return G_SUPPLICANT_WPS_STATE_UNKNOWN;
728 return interface->wps_state;
731 unsigned int g_supplicant_interface_get_mode(GSupplicantInterface *interface)
733 if (interface == NULL)
736 return interface->mode_capa;
739 unsigned int g_supplicant_interface_get_max_scan_ssids(
740 GSupplicantInterface *interface)
742 if (interface == NULL)
745 return interface->max_scan_ssids;
748 static void set_network_enabled(DBusMessageIter *iter, void *user_data)
750 dbus_bool_t enable = *(dbus_bool_t *)user_data;
752 dbus_message_iter_append_basic(iter, DBUS_TYPE_BOOLEAN, &enable);
755 int g_supplicant_interface_enable_selected_network(GSupplicantInterface *interface,
758 if (interface == NULL)
761 if (interface->network_path == NULL)
765 return supplicant_dbus_property_set(interface->network_path,
766 SUPPLICANT_INTERFACE ".Network",
767 "Enabled", DBUS_TYPE_BOOLEAN_AS_STRING,
768 set_network_enabled, NULL, &enable);
771 dbus_bool_t g_supplicant_interface_get_ready(GSupplicantInterface *interface)
773 if (interface == NULL)
776 return interface->ready;
779 GSupplicantInterface *g_supplicant_network_get_interface(
780 GSupplicantNetwork *network)
785 return network->interface;
788 const char *g_supplicant_network_get_name(GSupplicantNetwork *network)
790 if (network == NULL || network->name == NULL)
793 return network->name;
796 const char *g_supplicant_network_get_identifier(GSupplicantNetwork *network)
798 if (network == NULL || network->group == NULL)
801 return network->group;
804 const char *g_supplicant_network_get_path(GSupplicantNetwork *network)
806 if (network == NULL || network->path == NULL)
809 return network->path;
812 const char *g_supplicant_network_get_mode(GSupplicantNetwork *network)
815 return G_SUPPLICANT_MODE_UNKNOWN;
817 return mode2string(network->mode);
820 const char *g_supplicant_network_get_security(GSupplicantNetwork *network)
823 return G_SUPPLICANT_SECURITY_UNKNOWN;
825 return security2string(network->security);
828 const void *g_supplicant_network_get_ssid(GSupplicantNetwork *network,
829 unsigned int *ssid_len)
831 if (network == NULL || network->ssid == NULL) {
836 *ssid_len = network->ssid_len;
837 return network->ssid;
840 dbus_int16_t g_supplicant_network_get_signal(GSupplicantNetwork *network)
845 return network->signal;
848 dbus_uint16_t g_supplicant_network_get_frequency(GSupplicantNetwork *network)
853 return network->frequency;
856 dbus_bool_t g_supplicant_network_get_wps(GSupplicantNetwork *network)
864 dbus_bool_t g_supplicant_network_is_wps_active(GSupplicantNetwork *network)
869 if (network->wps_capabilities & G_SUPPLICANT_WPS_CONFIGURED)
875 dbus_bool_t g_supplicant_network_is_wps_pbc(GSupplicantNetwork *network)
880 if (network->wps_capabilities & G_SUPPLICANT_WPS_PBC)
886 dbus_bool_t g_supplicant_network_is_wps_advertizing(GSupplicantNetwork *network)
891 if (network->wps_capabilities & G_SUPPLICANT_WPS_REGISTRAR)
897 static void merge_network(GSupplicantNetwork *network)
900 const char *ssid, *mode, *key_mgmt;
901 unsigned int i, ssid_len;
904 ssid = g_hash_table_lookup(network->config_table, "ssid");
905 mode = g_hash_table_lookup(network->config_table, "mode");
906 key_mgmt = g_hash_table_lookup(network->config_table, "key_mgmt");
908 SUPPLICANT_DBG("ssid %s mode %s", ssid, mode);
911 ssid_len = strlen(ssid);
915 str = g_string_sized_new((ssid_len * 2) + 24);
919 for (i = 0; i < ssid_len; i++)
920 g_string_append_printf(str, "%02x", ssid[i]);
922 if (g_strcmp0(mode, "0") == 0)
923 g_string_append_printf(str, "_managed");
924 else if (g_strcmp0(mode, "1") == 0)
925 g_string_append_printf(str, "_adhoc");
927 if (g_strcmp0(key_mgmt, "WPA-PSK") == 0)
928 g_string_append_printf(str, "_psk");
930 group = g_string_free(str, FALSE);
932 SUPPLICANT_DBG("%s", group);
936 g_hash_table_destroy(network->config_table);
938 g_free(network->path);
942 static void network_property(const char *key, DBusMessageIter *iter,
945 GSupplicantNetwork *network = user_data;
947 if (network->interface == NULL)
951 merge_network(network);
955 if (g_strcmp0(key, "Enabled") == 0) {
956 dbus_bool_t enabled = FALSE;
958 dbus_message_iter_get_basic(iter, &enabled);
959 } else if (dbus_message_iter_get_arg_type(iter) == DBUS_TYPE_STRING) {
960 const char *str = NULL;
962 dbus_message_iter_get_basic(iter, &str);
964 g_hash_table_replace(network->config_table,
965 g_strdup(key), g_strdup(str));
968 SUPPLICANT_DBG("key %s type %c",
969 key, dbus_message_iter_get_arg_type(iter));
972 static void interface_network_added(DBusMessageIter *iter, void *user_data)
974 GSupplicantInterface *interface = user_data;
975 GSupplicantNetwork *network;
976 const char *path = NULL;
980 dbus_message_iter_get_basic(iter, &path);
984 if (g_strcmp0(path, "/") == 0)
987 network = g_hash_table_lookup(interface->net_mapping, path);
991 network = g_try_new0(GSupplicantNetwork, 1);
995 network->interface = interface;
996 network->path = g_strdup(path);
998 network->config_table = g_hash_table_new_full(g_str_hash, g_str_equal,
1001 dbus_message_iter_next(iter);
1002 if (dbus_message_iter_get_arg_type(iter) != DBUS_TYPE_INVALID) {
1003 supplicant_dbus_property_foreach(iter, network_property,
1005 network_property(NULL, NULL, network);
1009 supplicant_dbus_property_get_all(path,
1010 SUPPLICANT_INTERFACE ".Network",
1011 network_property, network);
1014 static void interface_network_removed(DBusMessageIter *iter, void *user_data)
1016 GSupplicantInterface *interface = user_data;
1017 GSupplicantNetwork *network;
1018 const char *path = NULL;
1020 dbus_message_iter_get_basic(iter, &path);
1024 network = g_hash_table_lookup(interface->net_mapping, path);
1025 if (network == NULL)
1028 g_hash_table_remove(interface->net_mapping, path);
1031 static char *create_name(unsigned char *ssid, int ssid_len)
1034 const gchar *remainder, *invalid;
1035 int valid_bytes, remaining_bytes;
1037 if (ssid_len < 1 || ssid[0] == '\0')
1038 return g_strdup("");
1041 remainder = (const gchar *)ssid;
1042 remaining_bytes = ssid_len;
1044 while (remaining_bytes != 0) {
1045 if (g_utf8_validate(remainder, remaining_bytes,
1046 &invalid) == TRUE) {
1050 valid_bytes = invalid - remainder;
1053 string = g_string_sized_new(remaining_bytes);
1055 g_string_append_len(string, remainder, valid_bytes);
1057 /* append U+FFFD REPLACEMENT CHARACTER */
1058 g_string_append(string, "\357\277\275");
1060 remaining_bytes -= valid_bytes + 1;
1061 remainder = invalid + 1;
1065 return g_strndup((const gchar *)ssid, ssid_len + 1);
1067 g_string_append(string, remainder);
1069 return g_string_free(string, FALSE);
1072 static char *create_group(struct g_supplicant_bss *bss)
1076 const char *mode, *security;
1078 str = g_string_sized_new((bss->ssid_len * 2) + 24);
1082 if (bss->ssid_len > 0 && bss->ssid[0] != '\0') {
1083 for (i = 0; i < bss->ssid_len; i++)
1084 g_string_append_printf(str, "%02x", bss->ssid[i]);
1086 g_string_append_printf(str, "hidden");
1088 mode = mode2string(bss->mode);
1090 g_string_append_printf(str, "_%s", mode);
1092 security = security2string(bss->security);
1093 if (security != NULL)
1094 g_string_append_printf(str, "_%s", security);
1096 return g_string_free(str, FALSE);
1099 static void add_or_replace_bss_to_network(struct g_supplicant_bss *bss)
1101 GSupplicantInterface *interface = bss->interface;
1102 GSupplicantNetwork *network;
1105 group = create_group(bss);
1106 SUPPLICANT_DBG("New group created: %s", group);
1111 network = g_hash_table_lookup(interface->network_table, group);
1112 if (network != NULL) {
1114 SUPPLICANT_DBG("Network %s already exist", network->name);
1119 network = g_try_new0(GSupplicantNetwork, 1);
1120 if (network == NULL) {
1125 network->interface = interface;
1126 if (network->path == NULL)
1127 network->path = g_strdup(bss->path);
1128 network->group = group;
1129 network->name = create_name(bss->ssid, bss->ssid_len);
1130 network->mode = bss->mode;
1131 network->security = bss->security;
1132 network->ssid_len = bss->ssid_len;
1133 memcpy(network->ssid, bss->ssid, bss->ssid_len);
1134 network->signal = bss->signal;
1135 network->frequency = bss->frequency;
1136 network->best_bss = bss;
1138 network->wps = FALSE;
1139 if ((bss->keymgmt & G_SUPPLICANT_KEYMGMT_WPS) != 0) {
1140 network->wps = TRUE;
1142 network->wps_capabilities |= bss->wps_capabilities;
1145 SUPPLICANT_DBG("New network %s created", network->name);
1147 network->bss_table = g_hash_table_new_full(g_str_hash, g_str_equal,
1150 network->config_table = g_hash_table_new_full(g_str_hash, g_str_equal,
1153 g_hash_table_replace(interface->network_table,
1154 network->group, network);
1156 callback_network_added(network);
1159 if (bss->signal > network->signal) {
1160 network->signal = bss->signal;
1161 network->best_bss = bss;
1162 callback_network_changed(network, "Signal");
1165 g_hash_table_replace(interface->bss_mapping, bss->path, network);
1166 g_hash_table_replace(network->bss_table, bss->path, bss);
1168 g_hash_table_replace(bss_mapping, bss->path, interface);
1171 static void bss_rates(DBusMessageIter *iter, void *user_data)
1173 struct g_supplicant_bss *bss = user_data;
1174 dbus_uint32_t rate = 0;
1176 dbus_message_iter_get_basic(iter, &rate);
1180 if (rate > bss->maxrate)
1181 bss->maxrate = rate;
1184 static void bss_keymgmt(DBusMessageIter *iter, void *user_data)
1186 struct g_supplicant_bss *bss = user_data;
1187 const char *str = NULL;
1190 dbus_message_iter_get_basic(iter, &str);
1194 for (i = 0; keymgmt_map[i].str != NULL; i++)
1195 if (strcmp(str, keymgmt_map[i].str) == 0) {
1196 bss->keymgmt |= keymgmt_map[i].val;
1201 static void bss_group(DBusMessageIter *iter, void *user_data)
1203 struct g_supplicant_bss *bss = user_data;
1204 const char *str = NULL;
1207 dbus_message_iter_get_basic(iter, &str);
1211 for (i = 0; group_map[i].str != NULL; i++)
1212 if (strcmp(str, group_map[i].str) == 0) {
1213 bss->group |= group_map[i].val;
1218 static void bss_pairwise(DBusMessageIter *iter, void *user_data)
1220 struct g_supplicant_bss *bss = user_data;
1221 const char *str = NULL;
1224 dbus_message_iter_get_basic(iter, &str);
1228 for (i = 0; pairwise_map[i].str != NULL; i++)
1229 if (strcmp(str, pairwise_map[i].str) == 0) {
1230 bss->pairwise |= pairwise_map[i].val;
1235 static void bss_wpa(const char *key, DBusMessageIter *iter,
1238 if (g_strcmp0(key, "KeyMgmt") == 0)
1239 supplicant_dbus_array_foreach(iter, bss_keymgmt, user_data);
1240 else if (g_strcmp0(key, "Group") == 0)
1241 supplicant_dbus_array_foreach(iter, bss_group, user_data);
1242 else if (g_strcmp0(key, "Pairwise") == 0)
1243 supplicant_dbus_array_foreach(iter, bss_pairwise, user_data);
1247 static unsigned int get_tlv(unsigned char *ie, unsigned int ie_size,
1250 unsigned int len = 0;
1252 while (len + 4 < ie_size) {
1253 unsigned int hi = ie[len];
1254 unsigned int lo = ie[len + 1];
1255 unsigned int tmp_type = (hi << 8) + lo;
1256 unsigned int v_len = 0;
1258 /* hi and lo are used to recreate an unsigned int
1259 * based on 2 8bits length unsigned int. */
1263 v_len = (hi << 8) + lo;
1265 if (tmp_type == type) {
1266 unsigned int ret_value = 0;
1267 unsigned char *value = (unsigned char *)&ret_value;
1269 SUPPLICANT_DBG("IE: match type 0x%x", type);
1271 /* Verifying length relevance */
1272 if (v_len > sizeof(unsigned int) ||
1273 len + 4 + v_len > ie_size)
1276 memcpy(value, ie + len + 4, v_len);
1278 SUPPLICANT_DBG("returning 0x%x", ret_value);
1285 SUPPLICANT_DBG("returning 0");
1289 static void bss_process_ies(DBusMessageIter *iter, void *user_data)
1291 struct g_supplicant_bss *bss = user_data;
1292 const unsigned char WPS_OUI[] = { 0x00, 0x50, 0xf2, 0x04 };
1293 unsigned char *ie, *ie_end;
1294 DBusMessageIter array;
1298 #define WMM_WPA1_WPS_INFO 221
1299 #define WPS_INFO_MIN_LEN 6
1300 #define WPS_VERSION_TLV 0x104A
1301 #define WPS_STATE_TLV 0x1044
1302 #define WPS_METHODS_TLV 0x1012
1303 #define WPS_REGISTRAR_TLV 0x1041
1304 #define WPS_VERSION 0x10
1305 #define WPS_PBC 0x04
1306 #define WPS_PIN 0x00
1307 #define WPS_CONFIGURED 0x02
1309 dbus_message_iter_recurse(iter, &array);
1310 dbus_message_iter_get_fixed_array(&array, &ie, &ie_len);
1312 if (ie == NULL || ie_len < 2)
1315 for (ie_end = ie + ie_len; ie < ie_end && ie + ie[1] + 1 <= ie_end;
1318 if (ie[0] != WMM_WPA1_WPS_INFO || ie[1] < WPS_INFO_MIN_LEN ||
1319 memcmp(ie+2, WPS_OUI, sizeof(WPS_OUI)) != 0)
1322 SUPPLICANT_DBG("IE: match WPS_OUI");
1324 value = get_tlv(&ie[6], ie[1], WPS_STATE_TLV);
1325 if (get_tlv(&ie[6], ie[1], WPS_VERSION_TLV) == WPS_VERSION &&
1327 bss->keymgmt |= G_SUPPLICANT_KEYMGMT_WPS;
1329 if (value == WPS_CONFIGURED)
1330 bss->wps_capabilities |=
1331 G_SUPPLICANT_WPS_CONFIGURED;
1334 value = get_tlv(&ie[6], ie[1], WPS_METHODS_TLV);
1336 if (GUINT16_FROM_BE(value) == WPS_PBC)
1337 bss->wps_capabilities |= G_SUPPLICANT_WPS_PBC;
1338 if (GUINT16_FROM_BE(value) == WPS_PIN)
1339 bss->wps_capabilities |= G_SUPPLICANT_WPS_PIN;
1341 bss->wps_capabilities |=
1342 G_SUPPLICANT_WPS_PBC | G_SUPPLICANT_WPS_PIN;
1344 /* If the AP sends this it means it's advertizing
1345 * as a registrar and the WPS process is launched
1347 if (get_tlv(&ie[6], ie[1], WPS_REGISTRAR_TLV) != 0)
1348 bss->wps_capabilities |= G_SUPPLICANT_WPS_REGISTRAR;
1350 SUPPLICANT_DBG("WPS Methods 0x%x", bss->wps_capabilities);
1354 static void bss_compute_security(struct g_supplicant_bss *bss)
1356 if (bss->ieee8021x == TRUE)
1357 bss->security = G_SUPPLICANT_SECURITY_IEEE8021X;
1358 else if (bss->psk == TRUE)
1359 bss->security = G_SUPPLICANT_SECURITY_PSK;
1360 else if (bss->privacy == TRUE)
1361 bss->security = G_SUPPLICANT_SECURITY_WEP;
1363 bss->security = G_SUPPLICANT_SECURITY_NONE;
1367 static void bss_property(const char *key, DBusMessageIter *iter,
1370 struct g_supplicant_bss *bss = user_data;
1372 if (bss->interface == NULL)
1375 SUPPLICANT_DBG("key %s", key);
1380 if (g_strcmp0(key, "BSSID") == 0) {
1381 DBusMessageIter array;
1382 unsigned char *addr;
1385 dbus_message_iter_recurse(iter, &array);
1386 dbus_message_iter_get_fixed_array(&array, &addr, &addr_len);
1389 memcpy(bss->bssid, addr, addr_len);
1390 } else if (g_strcmp0(key, "SSID") == 0) {
1391 DBusMessageIter array;
1392 unsigned char *ssid;
1395 dbus_message_iter_recurse(iter, &array);
1396 dbus_message_iter_get_fixed_array(&array, &ssid, &ssid_len);
1398 if (ssid_len > 0 && ssid_len < 33) {
1399 memcpy(bss->ssid, ssid, ssid_len);
1400 bss->ssid_len = ssid_len;
1402 memset(bss->ssid, 0, sizeof(bss->ssid));
1405 } else if (g_strcmp0(key, "Capabilities") == 0) {
1406 dbus_uint16_t capabilities = 0x0000;
1408 dbus_message_iter_get_basic(iter, &capabilities);
1410 if (capabilities & IEEE80211_CAP_ESS)
1411 bss->mode = G_SUPPLICANT_MODE_INFRA;
1412 else if (capabilities & IEEE80211_CAP_IBSS)
1413 bss->mode = G_SUPPLICANT_MODE_IBSS;
1415 if (capabilities & IEEE80211_CAP_PRIVACY)
1416 bss->privacy = TRUE;
1417 } else if (g_strcmp0(key, "Mode") == 0) {
1418 const char *mode = NULL;
1420 dbus_message_iter_get_basic(iter, &mode);
1421 bss->mode = string2mode(mode);
1422 } else if (g_strcmp0(key, "Frequency") == 0) {
1423 dbus_uint16_t frequency = 0;
1425 dbus_message_iter_get_basic(iter, &frequency);
1426 bss->frequency = frequency;
1427 } else if (g_strcmp0(key, "Signal") == 0) {
1428 dbus_int16_t signal = 0;
1430 dbus_message_iter_get_basic(iter, &signal);
1432 bss->signal = signal;
1433 } else if (g_strcmp0(key, "Level") == 0) {
1434 dbus_int32_t level = 0;
1436 dbus_message_iter_get_basic(iter, &level);
1437 } else if (g_strcmp0(key, "Rates") == 0) {
1438 supplicant_dbus_array_foreach(iter, bss_rates, bss);
1439 } else if (g_strcmp0(key, "MaxRate") == 0) {
1440 dbus_uint32_t maxrate = 0;
1442 dbus_message_iter_get_basic(iter, &maxrate);
1444 bss->maxrate = maxrate;
1445 } else if (g_strcmp0(key, "Privacy") == 0) {
1446 dbus_bool_t privacy = FALSE;
1448 dbus_message_iter_get_basic(iter, &privacy);
1449 bss->privacy = privacy;
1450 } else if ((g_strcmp0(key, "RSN") == 0) ||
1451 (g_strcmp0(key, "WPA") == 0)) {
1452 supplicant_dbus_property_foreach(iter, bss_wpa, bss);
1455 (G_SUPPLICANT_KEYMGMT_WPA_EAP |
1456 G_SUPPLICANT_KEYMGMT_WPA_FT_EAP |
1457 G_SUPPLICANT_KEYMGMT_WPA_EAP_256))
1458 bss->ieee8021x = TRUE;
1461 (G_SUPPLICANT_KEYMGMT_WPA_PSK |
1462 G_SUPPLICANT_KEYMGMT_WPA_FT_PSK |
1463 G_SUPPLICANT_KEYMGMT_WPA_PSK_256))
1465 } else if (g_strcmp0(key, "IEs") == 0)
1466 bss_process_ies(iter, bss);
1468 SUPPLICANT_DBG("key %s type %c",
1469 key, dbus_message_iter_get_arg_type(iter));
1472 static struct g_supplicant_bss *interface_bss_added(DBusMessageIter *iter,
1475 GSupplicantInterface *interface = user_data;
1476 GSupplicantNetwork *network;
1477 struct g_supplicant_bss *bss;
1478 const char *path = NULL;
1482 dbus_message_iter_get_basic(iter, &path);
1486 if (g_strcmp0(path, "/") == 0)
1489 SUPPLICANT_DBG("%s", path);
1491 network = g_hash_table_lookup(interface->bss_mapping, path);
1492 if (network != NULL) {
1493 bss = g_hash_table_lookup(network->bss_table, path);
1498 bss = g_try_new0(struct g_supplicant_bss, 1);
1502 bss->interface = interface;
1503 bss->path = g_strdup(path);
1508 static void interface_bss_added_with_keys(DBusMessageIter *iter,
1511 struct g_supplicant_bss *bss;
1515 bss = interface_bss_added(iter, user_data);
1519 dbus_message_iter_next(iter);
1521 if (dbus_message_iter_get_arg_type(iter) == DBUS_TYPE_INVALID)
1524 supplicant_dbus_property_foreach(iter, bss_property, bss);
1526 bss_compute_security(bss);
1527 add_or_replace_bss_to_network(bss);
1530 static void interface_bss_added_without_keys(DBusMessageIter *iter,
1533 struct g_supplicant_bss *bss;
1537 bss = interface_bss_added(iter, user_data);
1541 supplicant_dbus_property_get_all(bss->path,
1542 SUPPLICANT_INTERFACE ".BSS",
1545 bss_compute_security(bss);
1546 add_or_replace_bss_to_network(bss);
1549 static void update_signal(gpointer key, gpointer value,
1552 struct g_supplicant_bss *bss = value;
1553 GSupplicantNetwork *network = user_data;
1555 if (bss->signal > network->signal) {
1556 network->signal = bss->signal;
1557 network->best_bss = bss;
1561 static void update_network_signal(GSupplicantNetwork *network)
1563 if (g_hash_table_size(network->bss_table) <= 1)
1566 g_hash_table_foreach(network->bss_table,
1567 update_signal, network);
1569 SUPPLICANT_DBG("New network signal %d", network->signal);
1572 static void interface_bss_removed(DBusMessageIter *iter, void *user_data)
1574 GSupplicantInterface *interface = user_data;
1575 GSupplicantNetwork *network;
1576 const char *path = NULL;
1578 dbus_message_iter_get_basic(iter, &path);
1582 network = g_hash_table_lookup(interface->bss_mapping, path);
1583 if (network == NULL)
1586 g_hash_table_remove(bss_mapping, path);
1588 g_hash_table_remove(interface->bss_mapping, path);
1589 g_hash_table_remove(network->bss_table, path);
1591 update_network_signal(network);
1593 if (g_hash_table_size(network->bss_table) == 0)
1594 g_hash_table_remove(interface->network_table, network->group);
1597 static void interface_property(const char *key, DBusMessageIter *iter,
1600 GSupplicantInterface *interface = user_data;
1602 if (interface == NULL)
1605 SUPPLICANT_DBG("%s", key);
1608 debug_strvalmap("KeyMgmt capability", keymgmt_map,
1609 interface->keymgmt_capa);
1610 debug_strvalmap("AuthAlg capability", authalg_capa_map,
1611 interface->authalg_capa);
1612 debug_strvalmap("Protocol capability", proto_capa_map,
1613 interface->proto_capa);
1614 debug_strvalmap("Pairwise capability", pairwise_map,
1615 interface->pairwise_capa);
1616 debug_strvalmap("Group capability", group_map,
1617 interface->group_capa);
1618 debug_strvalmap("Scan capability", scan_capa_map,
1619 interface->scan_capa);
1620 debug_strvalmap("Mode capability", mode_capa_map,
1621 interface->mode_capa);
1623 interface->ready = TRUE;
1624 callback_interface_added(interface);
1628 if (g_strcmp0(key, "Capabilities") == 0) {
1629 supplicant_dbus_property_foreach(iter, interface_capability,
1631 } else if (g_strcmp0(key, "State") == 0) {
1632 const char *str = NULL;
1634 dbus_message_iter_get_basic(iter, &str);
1636 if (string2state(str) != interface->state) {
1637 interface->state = string2state(str);
1638 callback_interface_state(interface);
1641 SUPPLICANT_DBG("state %s (%d)", str, interface->state);
1642 } else if (g_strcmp0(key, "Scanning") == 0) {
1643 dbus_bool_t scanning = FALSE;
1645 dbus_message_iter_get_basic(iter, &scanning);
1646 interface->scanning = scanning;
1648 if (interface->ready == TRUE) {
1649 if (interface->scanning == TRUE)
1650 callback_scan_started(interface);
1652 callback_scan_finished(interface);
1654 } else if (g_strcmp0(key, "ApScan") == 0) {
1657 dbus_message_iter_get_basic(iter, &apscan);
1658 interface->apscan = apscan;
1659 } else if (g_strcmp0(key, "Ifname") == 0) {
1660 const char *str = NULL;
1662 dbus_message_iter_get_basic(iter, &str);
1664 g_free(interface->ifname);
1665 interface->ifname = g_strdup(str);
1667 } else if (g_strcmp0(key, "Driver") == 0) {
1668 const char *str = NULL;
1670 dbus_message_iter_get_basic(iter, &str);
1672 g_free(interface->driver);
1673 interface->driver = g_strdup(str);
1675 } else if (g_strcmp0(key, "BridgeIfname") == 0) {
1676 const char *str = NULL;
1678 dbus_message_iter_get_basic(iter, &str);
1680 g_free(interface->bridge);
1681 interface->bridge = g_strdup(str);
1683 } else if (g_strcmp0(key, "CurrentBSS") == 0) {
1684 interface_bss_added_without_keys(iter, interface);
1685 } else if (g_strcmp0(key, "CurrentNetwork") == 0) {
1686 interface_network_added(iter, interface);
1687 } else if (g_strcmp0(key, "BSSs") == 0) {
1688 supplicant_dbus_array_foreach(iter, interface_bss_added_without_keys,
1690 } else if (g_strcmp0(key, "Blobs") == 0) {
1692 } else if (g_strcmp0(key, "Networks") == 0) {
1693 supplicant_dbus_array_foreach(iter, interface_network_added,
1696 SUPPLICANT_DBG("key %s type %c",
1697 key, dbus_message_iter_get_arg_type(iter));
1700 static void scan_network_update(DBusMessageIter *iter, void *user_data)
1702 GSupplicantInterface *interface = user_data;
1703 GSupplicantNetwork *network;
1709 dbus_message_iter_get_basic(iter, &path);
1714 if (g_strcmp0(path, "/") == 0)
1717 /* Update the network details based on scan BSS data */
1718 network = g_hash_table_lookup(interface->bss_mapping, path);
1719 if (network != NULL)
1720 callback_network_added(network);
1723 static void scan_bss_data(const char *key, DBusMessageIter *iter,
1726 GSupplicantInterface *interface = user_data;
1729 supplicant_dbus_array_foreach(iter, scan_network_update,
1732 if (interface->scan_callback != NULL)
1733 interface->scan_callback(0, interface, interface->scan_data);
1735 interface->scan_callback = NULL;
1736 interface->scan_data = NULL;
1739 static GSupplicantInterface *interface_alloc(const char *path)
1741 GSupplicantInterface *interface;
1743 interface = g_try_new0(GSupplicantInterface, 1);
1744 if (interface == NULL)
1747 interface->path = g_strdup(path);
1749 interface->network_table = g_hash_table_new_full(g_str_hash,
1750 g_str_equal, NULL, remove_network);
1752 interface->net_mapping = g_hash_table_new_full(g_str_hash, g_str_equal,
1754 interface->bss_mapping = g_hash_table_new_full(g_str_hash, g_str_equal,
1757 g_hash_table_replace(interface_table, interface->path, interface);
1762 static void interface_added(DBusMessageIter *iter, void *user_data)
1764 GSupplicantInterface *interface;
1765 const char *path = NULL;
1769 dbus_message_iter_get_basic(iter, &path);
1773 if (g_strcmp0(path, "/") == 0)
1776 interface = g_hash_table_lookup(interface_table, path);
1777 if (interface != NULL)
1780 interface = interface_alloc(path);
1781 if (interface == NULL)
1784 dbus_message_iter_next(iter);
1785 if (dbus_message_iter_get_arg_type(iter) != DBUS_TYPE_INVALID) {
1786 supplicant_dbus_property_foreach(iter, interface_property,
1788 interface_property(NULL, NULL, interface);
1792 supplicant_dbus_property_get_all(path,
1793 SUPPLICANT_INTERFACE ".Interface",
1794 interface_property, interface);
1797 static void interface_removed(DBusMessageIter *iter, void *user_data)
1799 const char *path = NULL;
1801 dbus_message_iter_get_basic(iter, &path);
1805 g_hash_table_remove(interface_table, path);
1808 static void eap_method(DBusMessageIter *iter, void *user_data)
1810 const char *str = NULL;
1813 dbus_message_iter_get_basic(iter, &str);
1817 for (i = 0; eap_method_map[i].str != NULL; i++)
1818 if (strcmp(str, eap_method_map[i].str) == 0) {
1819 eap_methods |= eap_method_map[i].val;
1824 static void service_property(const char *key, DBusMessageIter *iter,
1828 callback_system_ready();
1832 if (g_strcmp0(key, "DebugLevel") == 0) {
1833 const char *str = NULL;
1836 dbus_message_iter_get_basic(iter, &str);
1837 for (i = 0; debug_strings[i] != NULL; i++)
1838 if (g_strcmp0(debug_strings[i], str) == 0) {
1842 SUPPLICANT_DBG("Debug level %d", debug_level);
1843 } else if (g_strcmp0(key, "DebugTimestamp") == 0) {
1844 dbus_message_iter_get_basic(iter, &debug_timestamp);
1845 SUPPLICANT_DBG("Debug timestamp %u", debug_timestamp);
1846 } else if (g_strcmp0(key, "DebugShowKeys") == 0) {
1847 dbus_message_iter_get_basic(iter, &debug_showkeys);
1848 SUPPLICANT_DBG("Debug show keys %u", debug_showkeys);
1849 } else if (g_strcmp0(key, "Interfaces") == 0) {
1850 supplicant_dbus_array_foreach(iter, interface_added, NULL);
1851 } else if (g_strcmp0(key, "EapMethods") == 0) {
1852 supplicant_dbus_array_foreach(iter, eap_method, NULL);
1853 debug_strvalmap("EAP method", eap_method_map, eap_methods);
1854 } else if (g_strcmp0(key, "Country") == 0) {
1855 const char *country = NULL;
1857 dbus_message_iter_get_basic(iter, &country);
1858 SUPPLICANT_DBG("Country %s", country);
1860 SUPPLICANT_DBG("key %s type %c",
1861 key, dbus_message_iter_get_arg_type(iter));
1864 static void signal_name_owner_changed(const char *path, DBusMessageIter *iter)
1866 const char *name = NULL, *old = NULL, *new = NULL;
1870 if (g_strcmp0(path, DBUS_PATH_DBUS) != 0)
1873 dbus_message_iter_get_basic(iter, &name);
1877 if (g_strcmp0(name, SUPPLICANT_SERVICE) != 0)
1880 dbus_message_iter_next(iter);
1881 dbus_message_iter_get_basic(iter, &old);
1882 dbus_message_iter_next(iter);
1883 dbus_message_iter_get_basic(iter, &new);
1885 if (old == NULL || new == NULL)
1888 if (strlen(old) > 0 && strlen(new) == 0) {
1889 system_available = FALSE;
1890 g_hash_table_remove_all(bss_mapping);
1891 g_hash_table_remove_all(interface_table);
1892 callback_system_killed();
1895 if (strlen(new) > 0 && strlen(old) == 0) {
1896 system_available = TRUE;
1897 supplicant_dbus_property_get_all(SUPPLICANT_PATH,
1898 SUPPLICANT_INTERFACE,
1899 service_property, NULL);
1903 static void signal_properties_changed(const char *path, DBusMessageIter *iter)
1907 if (g_strcmp0(path, SUPPLICANT_PATH) != 0)
1910 supplicant_dbus_property_foreach(iter, service_property, NULL);
1913 static void signal_interface_added(const char *path, DBusMessageIter *iter)
1915 SUPPLICANT_DBG("path %s %s", path, SUPPLICANT_PATH);
1917 if (g_strcmp0(path, SUPPLICANT_PATH) == 0)
1918 interface_added(iter, NULL);
1921 static void signal_interface_removed(const char *path, DBusMessageIter *iter)
1925 if (g_strcmp0(path, SUPPLICANT_PATH) == 0)
1926 interface_removed(iter, NULL);
1929 static void signal_interface_changed(const char *path, DBusMessageIter *iter)
1931 GSupplicantInterface *interface;
1935 interface = g_hash_table_lookup(interface_table, path);
1936 if (interface == NULL)
1939 supplicant_dbus_property_foreach(iter, interface_property, interface);
1942 static void signal_scan_done(const char *path, DBusMessageIter *iter)
1944 GSupplicantInterface *interface;
1945 dbus_bool_t success = FALSE;
1949 interface = g_hash_table_lookup(interface_table, path);
1950 if (interface == NULL)
1953 dbus_message_iter_get_basic(iter, &success);
1956 * If scan is unsuccessful return -EIO else get the scanned BSSs
1957 * and update the network details accordingly
1959 if (success == FALSE) {
1960 if (interface->scan_callback != NULL)
1961 interface->scan_callback(-EIO, interface,
1962 interface->scan_data);
1964 interface->scan_callback = NULL;
1965 interface->scan_data = NULL;
1970 supplicant_dbus_property_get(path, SUPPLICANT_INTERFACE ".Interface",
1971 "BSSs", scan_bss_data, interface);
1974 static void signal_bss_added(const char *path, DBusMessageIter *iter)
1976 GSupplicantInterface *interface;
1980 interface = g_hash_table_lookup(interface_table, path);
1981 if (interface == NULL)
1984 interface_bss_added_with_keys(iter, interface);
1987 static void signal_bss_removed(const char *path, DBusMessageIter *iter)
1989 GSupplicantInterface *interface;
1993 interface = g_hash_table_lookup(interface_table, path);
1994 if (interface == NULL)
1997 interface_bss_removed(iter, interface);
2000 static void signal_network_added(const char *path, DBusMessageIter *iter)
2002 GSupplicantInterface *interface;
2006 interface = g_hash_table_lookup(interface_table, path);
2007 if (interface == NULL)
2010 interface_network_added(iter, interface);
2013 static void signal_network_removed(const char *path, DBusMessageIter *iter)
2015 GSupplicantInterface *interface;
2019 interface = g_hash_table_lookup(interface_table, path);
2020 if (interface == NULL)
2023 interface_network_removed(iter, interface);
2026 static void signal_bss_changed(const char *path, DBusMessageIter *iter)
2028 GSupplicantInterface *interface;
2029 GSupplicantNetwork *network;
2030 GSupplicantSecurity old_security;
2031 struct g_supplicant_bss *bss;
2035 interface = g_hash_table_lookup(bss_mapping, path);
2036 if (interface == NULL)
2039 network = g_hash_table_lookup(interface->bss_mapping, path);
2040 if (network == NULL)
2043 bss = g_hash_table_lookup(network->bss_table, path);
2047 supplicant_dbus_property_foreach(iter, bss_property, bss);
2049 old_security = network->security;
2050 bss_compute_security(bss);
2052 if (old_security != bss->security) {
2053 struct g_supplicant_bss *new_bss;
2055 SUPPLICANT_DBG("New network security for %s", bss->ssid);
2057 /* Security change policy:
2058 * - we first copy the current bss into a new one with
2059 * its own pointer (path)
2060 * - we remove the current bss related nework which will
2061 * tell the plugin about such removal. This is done due
2062 * to the fact that a security change means a group change
2063 * so a complete network change.
2064 * (current bss becomes invalid as well)
2065 * - we add the new bss: it adds new network and tell the
2066 * plugin about it. */
2068 new_bss = g_try_new0(struct g_supplicant_bss, 1);
2069 if (new_bss == NULL)
2072 memcpy(new_bss, bss, sizeof(struct g_supplicant_bss));
2073 new_bss->path = g_strdup(bss->path);
2075 g_hash_table_remove(interface->network_table, network->group);
2077 add_or_replace_bss_to_network(new_bss);
2082 if (bss->signal == network->signal)
2086 * If the new signal is lower than the SSID signal, we need
2087 * to check for the new maximum.
2089 if (bss->signal < network->signal) {
2090 if (bss != network->best_bss)
2092 network->signal = bss->signal;
2093 update_network_signal(network);
2095 network->signal = bss->signal;
2096 network->best_bss = bss;
2099 SUPPLICANT_DBG("New network signal for %s %d dBm", network->ssid, network->signal);
2101 callback_network_changed(network, "Signal");
2104 static void wps_credentials(const char *key, DBusMessageIter *iter,
2107 GSupplicantInterface *interface = user_data;
2112 SUPPLICANT_DBG("key %s", key);
2114 if (g_strcmp0(key, "Key") == 0) {
2115 DBusMessageIter array;
2119 dbus_message_iter_recurse(iter, &array);
2120 dbus_message_iter_get_fixed_array(&array, &key, &key_len);
2122 g_free(interface->wps_cred.key);
2123 interface->wps_cred.key = g_try_malloc0(
2124 sizeof(char) * key_len+1);
2126 if (interface->wps_cred.key == NULL)
2129 memcpy(interface->wps_cred.key, key, sizeof(char) * key_len);
2131 SUPPLICANT_DBG("WPS key present");
2132 } else if (g_strcmp0(key, "SSID") == 0) {
2133 DBusMessageIter array;
2134 unsigned char *ssid;
2137 dbus_message_iter_recurse(iter, &array);
2138 dbus_message_iter_get_fixed_array(&array, &ssid, &ssid_len);
2140 if (ssid_len > 0 && ssid_len < 33) {
2141 memcpy(interface->wps_cred.ssid, ssid, ssid_len);
2142 interface->wps_cred.ssid_len = ssid_len;
2144 memset(interface->wps_cred.ssid, 0, 32);
2145 interface->wps_cred.ssid_len = 0;
2150 static void signal_wps_credentials(const char *path, DBusMessageIter *iter)
2152 GSupplicantInterface *interface;
2156 interface = g_hash_table_lookup(interface_table, path);
2157 if (interface == NULL)
2160 supplicant_dbus_property_foreach(iter, wps_credentials, interface);
2163 static void wps_event_args(const char *key, DBusMessageIter *iter,
2166 GSupplicantInterface *interface = user_data;
2168 if (key == NULL || interface == NULL)
2171 SUPPLICANT_DBG("Arg Key %s", key);
2174 static void signal_wps_event(const char *path, DBusMessageIter *iter)
2176 GSupplicantInterface *interface;
2177 const char *name = NULL;
2181 interface = g_hash_table_lookup(interface_table, path);
2182 if (interface == NULL)
2185 dbus_message_iter_get_basic(iter, &name);
2187 SUPPLICANT_DBG("Name: %s", name);
2189 if (g_strcmp0(name, "success") == 0)
2190 interface->wps_state = G_SUPPLICANT_WPS_STATE_SUCCESS;
2191 else if (g_strcmp0(name, "failed") == 0)
2192 interface->wps_state = G_SUPPLICANT_WPS_STATE_FAIL;
2194 interface->wps_state = G_SUPPLICANT_WPS_STATE_UNKNOWN;
2196 if (!dbus_message_iter_has_next(iter))
2199 dbus_message_iter_next(iter);
2201 supplicant_dbus_property_foreach(iter, wps_event_args, interface);
2205 const char *interface;
2207 void (*function) (const char *path, DBusMessageIter *iter);
2209 { DBUS_INTERFACE_DBUS, "NameOwnerChanged", signal_name_owner_changed },
2211 { SUPPLICANT_INTERFACE, "PropertiesChanged", signal_properties_changed },
2212 { SUPPLICANT_INTERFACE, "InterfaceAdded", signal_interface_added },
2213 { SUPPLICANT_INTERFACE, "InterfaceCreated", signal_interface_added },
2214 { SUPPLICANT_INTERFACE, "InterfaceRemoved", signal_interface_removed },
2216 { SUPPLICANT_INTERFACE ".Interface", "PropertiesChanged", signal_interface_changed },
2217 { SUPPLICANT_INTERFACE ".Interface", "ScanDone", signal_scan_done },
2218 { SUPPLICANT_INTERFACE ".Interface", "BSSAdded", signal_bss_added },
2219 { SUPPLICANT_INTERFACE ".Interface", "BSSRemoved", signal_bss_removed },
2220 { SUPPLICANT_INTERFACE ".Interface", "NetworkAdded", signal_network_added },
2221 { SUPPLICANT_INTERFACE ".Interface", "NetworkRemoved", signal_network_removed },
2223 { SUPPLICANT_INTERFACE ".BSS", "PropertiesChanged", signal_bss_changed },
2225 { SUPPLICANT_INTERFACE ".Interface.WPS", "Credentials", signal_wps_credentials },
2226 { SUPPLICANT_INTERFACE ".Interface.WPS", "Event", signal_wps_event },
2231 static DBusHandlerResult g_supplicant_filter(DBusConnection *conn,
2232 DBusMessage *message, void *data)
2234 DBusMessageIter iter;
2238 path = dbus_message_get_path(message);
2240 return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
2242 if (dbus_message_iter_init(message, &iter) == FALSE)
2243 return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
2245 for (i = 0; signal_map[i].interface != NULL; i++) {
2246 if (dbus_message_has_interface(message,
2247 signal_map[i].interface) == FALSE)
2250 if (dbus_message_has_member(message,
2251 signal_map[i].member) == FALSE)
2254 signal_map[i].function(path, &iter);
2258 return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
2261 struct supplicant_regdom {
2262 GSupplicantCountryCallback callback;
2263 const void *user_data;
2266 static void country_result(const char *error,
2267 DBusMessageIter *iter, void *user_data)
2269 struct supplicant_regdom *regdom = user_data;
2272 SUPPLICANT_DBG("Country setting result");
2274 if (user_data == NULL)
2277 if (error == NULL) {
2278 alpha2 = (char *)regdom->user_data;
2280 SUPPLICANT_DBG("Country setting failure %s", error);
2284 if (regdom->callback)
2285 regdom->callback(alpha2);
2290 static void country_params(DBusMessageIter *iter, void *user_data)
2292 struct supplicant_regdom *regdom = user_data;
2293 const char *country;
2295 country = regdom->user_data;
2297 dbus_message_iter_append_basic(iter, DBUS_TYPE_STRING, &country);
2300 int g_supplicant_set_country(const char *alpha2,
2301 GSupplicantCountryCallback callback,
2302 const void *user_data)
2304 struct supplicant_regdom *regdom;
2306 SUPPLICANT_DBG("Country setting %s", alpha2);
2308 if (system_available == FALSE)
2311 regdom = dbus_malloc0(sizeof(*regdom));
2315 regdom->callback = callback;
2316 regdom->user_data = user_data;
2318 return supplicant_dbus_property_set(SUPPLICANT_PATH, SUPPLICANT_INTERFACE,
2319 "Country", DBUS_TYPE_STRING_AS_STRING,
2320 country_params, country_result,
2324 struct interface_data {
2325 GSupplicantInterface *interface;
2326 GSupplicantInterfaceCallback callback;
2330 struct interface_create_data {
2334 GSupplicantInterface *interface;
2335 GSupplicantInterfaceCallback callback;
2339 struct interface_connect_data {
2340 GSupplicantInterface *interface;
2341 GSupplicantInterfaceCallback callback;
2342 GSupplicantSSID *ssid;
2346 struct interface_scan_data {
2347 GSupplicantInterface *interface;
2348 GSupplicantInterfaceCallback callback;
2349 GSupplicantScanParams *scan_params;
2353 static void interface_create_property(const char *key, DBusMessageIter *iter,
2356 struct interface_create_data *data = user_data;
2357 GSupplicantInterface *interface = data->interface;
2360 if (data->callback != NULL)
2361 data->callback(0, data->interface, data->user_data);
2366 interface_property(key, iter, interface);
2369 static void interface_create_result(const char *error,
2370 DBusMessageIter *iter, void *user_data)
2372 struct interface_create_data *data = user_data;
2373 const char *path = NULL;
2378 if (error != NULL) {
2379 g_critical("error %s", error);
2384 dbus_message_iter_get_basic(iter, &path);
2390 if (system_available == FALSE) {
2395 data->interface = g_hash_table_lookup(interface_table, path);
2396 if (data->interface == NULL) {
2397 data->interface = interface_alloc(path);
2398 if (data->interface == NULL) {
2404 err = supplicant_dbus_property_get_all(path,
2405 SUPPLICANT_INTERFACE ".Interface",
2406 interface_create_property, data);
2411 if (data->callback != NULL)
2412 data->callback(err, NULL, data->user_data);
2417 static void interface_create_params(DBusMessageIter *iter, void *user_data)
2419 struct interface_create_data *data = user_data;
2420 DBusMessageIter dict;
2424 supplicant_dbus_dict_open(iter, &dict);
2426 supplicant_dbus_dict_append_basic(&dict, "Ifname",
2427 DBUS_TYPE_STRING, &data->ifname);
2429 if (data->driver != NULL)
2430 supplicant_dbus_dict_append_basic(&dict, "Driver",
2431 DBUS_TYPE_STRING, &data->driver);
2433 if (data->bridge != NULL)
2434 supplicant_dbus_dict_append_basic(&dict, "BridgeIfname",
2435 DBUS_TYPE_STRING, &data->bridge);
2437 supplicant_dbus_dict_close(iter, &dict);
2440 static void interface_get_result(const char *error,
2441 DBusMessageIter *iter, void *user_data)
2443 struct interface_create_data *data = user_data;
2444 GSupplicantInterface *interface;
2445 const char *path = NULL;
2450 if (error != NULL) {
2451 SUPPLICANT_DBG("Interface not created yet");
2456 dbus_message_iter_get_basic(iter, &path);
2462 interface = g_hash_table_lookup(interface_table, path);
2463 if (interface == NULL) {
2468 if (data->callback != NULL)
2469 data->callback(0, interface, data->user_data);
2476 if (system_available == FALSE) {
2481 SUPPLICANT_DBG("Creating interface");
2483 err = supplicant_dbus_method_call(SUPPLICANT_PATH,
2484 SUPPLICANT_INTERFACE,
2486 interface_create_params,
2487 interface_create_result, data);
2492 if (data->callback != NULL)
2493 data->callback(err, NULL, data->user_data);
2498 static void interface_get_params(DBusMessageIter *iter, void *user_data)
2500 struct interface_create_data *data = user_data;
2504 dbus_message_iter_append_basic(iter, DBUS_TYPE_STRING, &data->ifname);
2507 int g_supplicant_interface_create(const char *ifname, const char *driver,
2509 GSupplicantInterfaceCallback callback,
2512 struct interface_create_data *data;
2514 SUPPLICANT_DBG("ifname %s", ifname);
2519 if (system_available == FALSE)
2522 data = dbus_malloc0(sizeof(*data));
2526 data->ifname = ifname;
2527 data->driver = driver;
2528 data->bridge = bridge;
2529 data->callback = callback;
2530 data->user_data = user_data;
2532 return supplicant_dbus_method_call(SUPPLICANT_PATH,
2533 SUPPLICANT_INTERFACE,
2535 interface_get_params,
2536 interface_get_result, data);
2539 static void interface_remove_result(const char *error,
2540 DBusMessageIter *iter, void *user_data)
2542 struct interface_data *data = user_data;
2545 if (error != NULL) {
2550 if (system_available == FALSE) {
2556 * The gsupplicant interface is already freed by the InterfaceRemoved
2557 * signal callback. Simply invoke the interface_data callback.
2562 if (data->callback != NULL)
2563 data->callback(err, NULL, data->user_data);
2569 static void interface_remove_params(DBusMessageIter *iter, void *user_data)
2571 struct interface_data *data = user_data;
2573 dbus_message_iter_append_basic(iter, DBUS_TYPE_OBJECT_PATH,
2574 &data->interface->path);
2578 int g_supplicant_interface_remove(GSupplicantInterface *interface,
2579 GSupplicantInterfaceCallback callback,
2582 struct interface_data *data;
2584 if (interface == NULL)
2587 if (system_available == FALSE)
2590 data = dbus_malloc0(sizeof(*data));
2594 data->interface = interface;
2595 data->callback = callback;
2596 data->user_data = user_data;
2598 return supplicant_dbus_method_call(SUPPLICANT_PATH,
2599 SUPPLICANT_INTERFACE,
2601 interface_remove_params,
2602 interface_remove_result, data);
2605 static void interface_scan_result(const char *error,
2606 DBusMessageIter *iter, void *user_data)
2608 struct interface_scan_data *data = user_data;
2610 if (error != NULL) {
2611 SUPPLICANT_DBG("error %s", error);
2613 if (data->callback != NULL)
2614 data->callback(-EIO, data->interface, data->user_data);
2616 data->interface->scan_callback = data->callback;
2617 data->interface->scan_data = data->user_data;
2620 if (data != NULL && data->scan_params != NULL)
2621 g_free(data->scan_params);
2626 static void add_scan_frequency(DBusMessageIter *iter, unsigned int freq)
2628 DBusMessageIter data;
2629 unsigned int width = 0; /* Not used by wpa_supplicant atm */
2631 dbus_message_iter_open_container(iter, DBUS_TYPE_STRUCT, NULL, &data);
2633 dbus_message_iter_append_basic(&data, DBUS_TYPE_UINT32, &freq);
2634 dbus_message_iter_append_basic(&data, DBUS_TYPE_UINT32, &width);
2636 dbus_message_iter_close_container(iter, &data);
2639 static void add_scan_frequencies(DBusMessageIter *iter,
2642 GSupplicantScanParams *scan_data = user_data;
2646 for (i = 0; i < G_SUPPLICANT_MAX_FAST_SCAN; i++) {
2647 freq = scan_data->freqs[i];
2651 add_scan_frequency(iter, freq);
2655 static void append_ssid(DBusMessageIter *iter,
2656 const void *ssid, unsigned int len)
2658 DBusMessageIter array;
2660 dbus_message_iter_open_container(iter, DBUS_TYPE_ARRAY,
2661 DBUS_TYPE_BYTE_AS_STRING, &array);
2663 dbus_message_iter_append_fixed_array(&array, DBUS_TYPE_BYTE,
2665 dbus_message_iter_close_container(iter, &array);
2668 static void append_ssids(DBusMessageIter *iter, void *user_data)
2670 GSupplicantScanParams *scan_data = user_data;
2673 for (i = 0; i < scan_data->num_ssids; i++)
2674 append_ssid(iter, scan_data->ssids[i].ssid,
2675 scan_data->ssids[i].ssid_len);
2678 static void supplicant_add_scan_frequency(DBusMessageIter *dict,
2679 supplicant_dbus_array_function function,
2682 GSupplicantScanParams *scan_params = user_data;
2683 DBusMessageIter entry, value, array;
2684 const char *key = "Channels";
2686 if (scan_params->freqs[0] != 0) {
2687 dbus_message_iter_open_container(dict, DBUS_TYPE_DICT_ENTRY,
2690 dbus_message_iter_append_basic(&entry, DBUS_TYPE_STRING, &key);
2692 dbus_message_iter_open_container(&entry, DBUS_TYPE_VARIANT,
2693 DBUS_TYPE_ARRAY_AS_STRING
2694 DBUS_STRUCT_BEGIN_CHAR_AS_STRING
2695 DBUS_TYPE_UINT32_AS_STRING
2696 DBUS_TYPE_UINT32_AS_STRING
2697 DBUS_STRUCT_END_CHAR_AS_STRING,
2700 dbus_message_iter_open_container(&value, DBUS_TYPE_ARRAY,
2701 DBUS_STRUCT_BEGIN_CHAR_AS_STRING
2702 DBUS_TYPE_UINT32_AS_STRING
2703 DBUS_TYPE_UINT32_AS_STRING
2704 DBUS_STRUCT_END_CHAR_AS_STRING,
2708 function(&array, user_data);
2710 dbus_message_iter_close_container(&value, &array);
2711 dbus_message_iter_close_container(&entry, &value);
2712 dbus_message_iter_close_container(dict, &entry);
2716 static void interface_scan_params(DBusMessageIter *iter, void *user_data)
2718 DBusMessageIter dict;
2719 const char *type = "passive";
2720 struct interface_scan_data *data = user_data;
2722 supplicant_dbus_dict_open(iter, &dict);
2724 if (data && data->scan_params) {
2727 supplicant_dbus_dict_append_basic(&dict, "Type",
2728 DBUS_TYPE_STRING, &type);
2730 supplicant_dbus_dict_append_array(&dict, "SSIDs",
2735 supplicant_add_scan_frequency(&dict, add_scan_frequencies,
2738 supplicant_dbus_dict_append_basic(&dict, "Type",
2739 DBUS_TYPE_STRING, &type);
2741 supplicant_dbus_dict_close(iter, &dict);
2744 int g_supplicant_interface_scan(GSupplicantInterface *interface,
2745 GSupplicantScanParams *scan_data,
2746 GSupplicantInterfaceCallback callback,
2749 struct interface_scan_data *data;
2752 if (interface == NULL)
2755 if (system_available == FALSE)
2758 if (interface->scanning == TRUE)
2761 switch (interface->state) {
2762 case G_SUPPLICANT_STATE_AUTHENTICATING:
2763 case G_SUPPLICANT_STATE_ASSOCIATING:
2764 case G_SUPPLICANT_STATE_ASSOCIATED:
2765 case G_SUPPLICANT_STATE_4WAY_HANDSHAKE:
2766 case G_SUPPLICANT_STATE_GROUP_HANDSHAKE:
2768 case G_SUPPLICANT_STATE_UNKNOWN:
2769 case G_SUPPLICANT_STATE_DISCONNECTED:
2770 case G_SUPPLICANT_STATE_INACTIVE:
2771 case G_SUPPLICANT_STATE_SCANNING:
2772 case G_SUPPLICANT_STATE_COMPLETED:
2776 data = dbus_malloc0(sizeof(*data));
2780 data->interface = interface;
2781 data->callback = callback;
2782 data->user_data = user_data;
2783 data->scan_params = scan_data;
2785 ret = supplicant_dbus_method_call(interface->path,
2786 SUPPLICANT_INTERFACE ".Interface", "Scan",
2787 interface_scan_params, interface_scan_result, data);
2795 static int parse_supplicant_error(DBusMessageIter *iter)
2797 int err = -ECANCELED;
2800 /* If the given passphrase is malformed wpa_s returns
2801 * "invalid message format" but this error should be interpreted as
2804 while (dbus_message_iter_get_arg_type(iter) == DBUS_TYPE_STRING) {
2805 dbus_message_iter_get_basic(iter, &key);
2806 if (strncmp(key, "psk", 3) == 0 ||
2807 strncmp(key, "wep_key", 7) == 0 ||
2808 strcmp(key, "invalid message format") == 0) {
2812 dbus_message_iter_next(iter);
2818 static void interface_select_network_result(const char *error,
2819 DBusMessageIter *iter, void *user_data)
2821 struct interface_connect_data *data = user_data;
2827 if (error != NULL) {
2828 SUPPLICANT_DBG("SelectNetwork error %s", error);
2829 err = parse_supplicant_error(iter);
2832 if (data->callback != NULL)
2833 data->callback(err, data->interface, data->user_data);
2839 static void interface_select_network_params(DBusMessageIter *iter,
2842 struct interface_connect_data *data = user_data;
2843 GSupplicantInterface *interface = data->interface;
2845 dbus_message_iter_append_basic(iter, DBUS_TYPE_OBJECT_PATH,
2846 &interface->network_path);
2849 static void interface_add_network_result(const char *error,
2850 DBusMessageIter *iter, void *user_data)
2852 struct interface_connect_data *data = user_data;
2853 GSupplicantInterface *interface = data->interface;
2860 dbus_message_iter_get_basic(iter, &path);
2864 SUPPLICANT_DBG("PATH: %s", path);
2866 g_free(interface->network_path);
2867 interface->network_path = g_strdup(path);
2869 supplicant_dbus_method_call(data->interface->path,
2870 SUPPLICANT_INTERFACE ".Interface", "SelectNetwork",
2871 interface_select_network_params,
2872 interface_select_network_result, data);
2877 SUPPLICANT_DBG("AddNetwork error %s", error);
2878 err = parse_supplicant_error(iter);
2879 if (data->callback != NULL)
2880 data->callback(err, data->interface, data->user_data);
2882 g_free(interface->network_path);
2883 interface->network_path = NULL;
2888 static void add_network_security_wep(DBusMessageIter *dict,
2889 GSupplicantSSID *ssid)
2891 const char *auth_alg = "OPEN SHARED";
2892 const char *key_index = "0";
2894 supplicant_dbus_dict_append_basic(dict, "auth_alg",
2895 DBUS_TYPE_STRING, &auth_alg);
2897 if (ssid->passphrase) {
2898 int size = strlen(ssid->passphrase);
2899 if (size == 10 || size == 26) {
2900 unsigned char *key = g_try_malloc(13);
2904 memset(tmp, 0, sizeof(tmp));
2908 for (i = 0; i < size / 2; i++) {
2909 memcpy(tmp, ssid->passphrase + (i * 2), 2);
2910 key[i] = (unsigned char) strtol(tmp, NULL, 16);
2913 supplicant_dbus_dict_append_fixed_array(dict,
2918 } else if (size == 5 || size == 13) {
2919 unsigned char *key = g_try_malloc(13);
2925 for (i = 0; i < size; i++)
2926 key[i] = (unsigned char) ssid->passphrase[i];
2928 supplicant_dbus_dict_append_fixed_array(dict,
2934 supplicant_dbus_dict_append_basic(dict,
2939 supplicant_dbus_dict_append_basic(dict, "wep_tx_keyidx",
2940 DBUS_TYPE_STRING, &key_index);
2944 static dbus_bool_t is_psk_raw_key(const char *psk)
2948 /* A raw key is always 64 bytes length... */
2949 if (strlen(psk) != 64)
2952 /* ... and its content is in hex representation */
2953 for (i = 0; i < 64; i++)
2954 if (!isxdigit((unsigned char) psk[i]))
2960 static void add_network_security_psk(DBusMessageIter *dict,
2961 GSupplicantSSID *ssid)
2963 if (ssid->passphrase && strlen(ssid->passphrase) > 0) {
2965 if (is_psk_raw_key(ssid->passphrase) == TRUE)
2966 supplicant_dbus_property_append_fixed_array(dict,
2967 "psk", DBUS_TYPE_BYTE,
2968 &ssid->passphrase, 64);
2970 supplicant_dbus_dict_append_basic(dict, "psk",
2976 static void add_network_security_tls(DBusMessageIter *dict,
2977 GSupplicantSSID *ssid)
2980 * For TLS, we at least need:
2981 * The client certificate
2982 * The client private key file
2983 * The client private key file password
2985 * The Authority certificate is optional.
2987 if (ssid->client_cert_path == NULL)
2990 if (ssid->private_key_path == NULL)
2993 if (ssid->private_key_passphrase == NULL)
2996 if (ssid->ca_cert_path)
2997 supplicant_dbus_dict_append_basic(dict, "ca_cert",
2998 DBUS_TYPE_STRING, &ssid->ca_cert_path);
3000 supplicant_dbus_dict_append_basic(dict, "private_key",
3002 &ssid->private_key_path);
3003 supplicant_dbus_dict_append_basic(dict, "private_key_passwd",
3005 &ssid->private_key_passphrase);
3006 supplicant_dbus_dict_append_basic(dict, "client_cert",
3008 &ssid->client_cert_path);
3011 static void add_network_security_peap(DBusMessageIter *dict,
3012 GSupplicantSSID *ssid)
3017 * For PEAP/TTLS, we at least need
3018 * The authority certificate
3019 * The 2nd phase authentication method
3020 * The 2nd phase passphrase
3022 * The Client certificate is optional although strongly recommended
3023 * When setting it, we need in addition
3024 * The Client private key file
3025 * The Client private key file password
3027 if (ssid->passphrase == NULL)
3030 if (ssid->phase2_auth == NULL)
3033 if (ssid->client_cert_path) {
3034 if (ssid->private_key_path == NULL)
3037 if (ssid->private_key_passphrase == NULL)
3040 supplicant_dbus_dict_append_basic(dict, "client_cert",
3042 &ssid->client_cert_path);
3044 supplicant_dbus_dict_append_basic(dict, "private_key",
3046 &ssid->private_key_path);
3048 supplicant_dbus_dict_append_basic(dict, "private_key_passwd",
3050 &ssid->private_key_passphrase);
3054 if (g_str_has_prefix(ssid->phase2_auth, "EAP-") == TRUE) {
3055 phase2_auth = g_strdup_printf("autheap=%s",
3056 ssid->phase2_auth + strlen("EAP-"));
3058 phase2_auth = g_strdup_printf("auth=%s", ssid->phase2_auth);
3060 supplicant_dbus_dict_append_basic(dict, "password",
3064 if (ssid->ca_cert_path)
3065 supplicant_dbus_dict_append_basic(dict, "ca_cert",
3067 &ssid->ca_cert_path);
3069 supplicant_dbus_dict_append_basic(dict, "phase2",
3073 g_free(phase2_auth);
3076 static void add_network_security_eap(DBusMessageIter *dict,
3077 GSupplicantSSID *ssid)
3081 if (ssid->eap == NULL || ssid->identity == NULL)
3084 if (g_strcmp0(ssid->eap, "tls") == 0) {
3085 add_network_security_tls(dict, ssid);
3086 } else if (g_strcmp0(ssid->eap, "peap") == 0 ||
3087 g_strcmp0(ssid->eap, "ttls") == 0) {
3088 add_network_security_peap(dict, ssid);
3092 eap_value = g_ascii_strup(ssid->eap, -1);
3094 supplicant_dbus_dict_append_basic(dict, "eap",
3097 supplicant_dbus_dict_append_basic(dict, "identity",
3104 static void add_network_security_ciphers(DBusMessageIter *dict,
3105 GSupplicantSSID *ssid)
3107 unsigned int p_cipher, g_cipher, i;
3108 char *pairwise, *group;
3109 char *pair_ciphers[4];
3110 char *group_ciphers[5];
3112 p_cipher = ssid->pairwise_cipher;
3113 g_cipher = ssid->group_cipher;
3115 if (p_cipher == 0 && g_cipher == 0)
3120 if (p_cipher & G_SUPPLICANT_PAIRWISE_CCMP)
3121 pair_ciphers[i++] = "CCMP";
3123 if (p_cipher & G_SUPPLICANT_PAIRWISE_TKIP)
3124 pair_ciphers[i++] = "TKIP";
3126 if (p_cipher & G_SUPPLICANT_PAIRWISE_NONE)
3127 pair_ciphers[i++] = "NONE";
3129 pair_ciphers[i] = NULL;
3133 if (g_cipher & G_SUPPLICANT_GROUP_CCMP)
3134 group_ciphers[i++] = "CCMP";
3136 if (g_cipher & G_SUPPLICANT_GROUP_TKIP)
3137 group_ciphers[i++] = "TKIP";
3139 if (g_cipher & G_SUPPLICANT_GROUP_WEP104)
3140 group_ciphers[i++] = "WEP104";
3142 if (g_cipher & G_SUPPLICANT_GROUP_WEP40)
3143 group_ciphers[i++] = "WEP40";
3145 group_ciphers[i] = NULL;
3147 pairwise = g_strjoinv(" ", pair_ciphers);
3148 group = g_strjoinv(" ", group_ciphers);
3150 SUPPLICANT_DBG("cipher %s %s", pairwise, group);
3152 supplicant_dbus_dict_append_basic(dict, "pairwise",
3155 supplicant_dbus_dict_append_basic(dict, "group",
3163 static void add_network_security_proto(DBusMessageIter *dict,
3164 GSupplicantSSID *ssid)
3166 unsigned int protocol, i;
3170 protocol = ssid->protocol;
3177 if (protocol & G_SUPPLICANT_PROTO_RSN)
3178 protos[i++] = "RSN";
3180 if (protocol & G_SUPPLICANT_PROTO_WPA)
3181 protos[i++] = "WPA";
3185 proto = g_strjoinv(" ", protos);
3187 SUPPLICANT_DBG("proto %s", proto);
3189 supplicant_dbus_dict_append_basic(dict, "proto",
3196 static void add_network_security(DBusMessageIter *dict, GSupplicantSSID *ssid)
3200 switch (ssid->security) {
3201 case G_SUPPLICANT_SECURITY_UNKNOWN:
3202 case G_SUPPLICANT_SECURITY_NONE:
3203 case G_SUPPLICANT_SECURITY_WEP:
3205 add_network_security_wep(dict, ssid);
3206 add_network_security_ciphers(dict, ssid);
3208 case G_SUPPLICANT_SECURITY_PSK:
3209 key_mgmt = "WPA-PSK";
3210 add_network_security_psk(dict, ssid);
3211 add_network_security_ciphers(dict, ssid);
3212 add_network_security_proto(dict, ssid);
3214 case G_SUPPLICANT_SECURITY_IEEE8021X:
3215 key_mgmt = "WPA-EAP";
3216 add_network_security_eap(dict, ssid);
3217 add_network_security_ciphers(dict, ssid);
3218 add_network_security_proto(dict, ssid);
3222 supplicant_dbus_dict_append_basic(dict, "key_mgmt",
3223 DBUS_TYPE_STRING, &key_mgmt);
3226 static void add_network_mode(DBusMessageIter *dict, GSupplicantSSID *ssid)
3230 switch (ssid->mode) {
3231 case G_SUPPLICANT_MODE_UNKNOWN:
3232 case G_SUPPLICANT_MODE_INFRA:
3235 case G_SUPPLICANT_MODE_IBSS:
3238 case G_SUPPLICANT_MODE_MASTER:
3243 supplicant_dbus_dict_append_basic(dict, "mode",
3244 DBUS_TYPE_UINT32, &mode);
3247 static void interface_add_network_params(DBusMessageIter *iter, void *user_data)
3249 DBusMessageIter dict;
3250 struct interface_connect_data *data = user_data;
3251 GSupplicantSSID *ssid = data->ssid;
3253 supplicant_dbus_dict_open(iter, &dict);
3255 if (ssid->scan_ssid)
3256 supplicant_dbus_dict_append_basic(&dict, "scan_ssid",
3257 DBUS_TYPE_UINT32, &ssid->scan_ssid);
3260 supplicant_dbus_dict_append_basic(&dict, "frequency",
3261 DBUS_TYPE_UINT32, &ssid->freq);
3263 if (ssid->bgscan != NULL)
3264 supplicant_dbus_dict_append_basic(&dict, "bgscan",
3265 DBUS_TYPE_STRING, &ssid->bgscan);
3267 add_network_mode(&dict, ssid);
3269 add_network_security(&dict, ssid);
3271 supplicant_dbus_dict_append_fixed_array(&dict, "ssid",
3272 DBUS_TYPE_BYTE, &ssid->ssid,
3275 supplicant_dbus_dict_close(iter, &dict);
3278 static void interface_wps_start_result(const char *error,
3279 DBusMessageIter *iter, void *user_data)
3281 struct interface_connect_data *data = user_data;
3285 SUPPLICANT_DBG("error: %s", error);
3291 static void interface_add_wps_params(DBusMessageIter *iter, void *user_data)
3293 struct interface_connect_data *data = user_data;
3294 GSupplicantSSID *ssid = data->ssid;
3295 const char *role = "enrollee", *type;
3296 DBusMessageIter dict;
3300 supplicant_dbus_dict_open(iter, &dict);
3302 supplicant_dbus_dict_append_basic(&dict, "Role",
3303 DBUS_TYPE_STRING, &role);
3306 if (ssid->pin_wps != NULL) {
3308 supplicant_dbus_dict_append_basic(&dict, "Pin",
3309 DBUS_TYPE_STRING, &ssid->pin_wps);
3312 supplicant_dbus_dict_append_basic(&dict, "Type",
3313 DBUS_TYPE_STRING, &type);
3315 supplicant_dbus_dict_close(iter, &dict);
3318 static void wps_start(const char *error, DBusMessageIter *iter, void *user_data)
3320 struct interface_connect_data *data = user_data;
3324 if (error != NULL) {
3325 SUPPLICANT_DBG("error: %s", error);
3331 supplicant_dbus_method_call(data->interface->path,
3332 SUPPLICANT_INTERFACE ".Interface.WPS", "Start",
3333 interface_add_wps_params,
3334 interface_wps_start_result, data);
3337 static void wps_process_credentials(DBusMessageIter *iter, void *user_data)
3339 dbus_bool_t credentials = TRUE;
3343 dbus_message_iter_append_basic(iter, DBUS_TYPE_BOOLEAN, &credentials);
3347 int g_supplicant_interface_connect(GSupplicantInterface *interface,
3348 GSupplicantSSID *ssid,
3349 GSupplicantInterfaceCallback callback,
3352 struct interface_connect_data *data;
3355 if (interface == NULL)
3358 if (system_available == FALSE)
3361 /* TODO: Check if we're already connected and switch */
3363 data = dbus_malloc0(sizeof(*data));
3367 data->interface = interface;
3368 data->callback = callback;
3370 data->user_data = user_data;
3372 if (ssid->use_wps == TRUE) {
3373 g_free(interface->wps_cred.key);
3374 memset(&interface->wps_cred, 0,
3375 sizeof(struct _GSupplicantWpsCredentials));
3377 ret = supplicant_dbus_property_set(interface->path,
3378 SUPPLICANT_INTERFACE ".Interface.WPS",
3379 "ProcessCredentials", DBUS_TYPE_BOOLEAN_AS_STRING,
3380 wps_process_credentials, wps_start, data);
3382 ret = supplicant_dbus_method_call(interface->path,
3383 SUPPLICANT_INTERFACE ".Interface", "AddNetwork",
3384 interface_add_network_params,
3385 interface_add_network_result, data);
3390 return -EINPROGRESS;
3393 static void network_remove_result(const char *error,
3394 DBusMessageIter *iter, void *user_data)
3396 struct interface_data *data = user_data;
3404 if (data->callback != NULL)
3405 data->callback(result, data->interface, data->user_data);
3410 static void network_remove_params(DBusMessageIter *iter, void *user_data)
3412 struct interface_data *data = user_data;
3413 const char *path = data->interface->network_path;
3415 SUPPLICANT_DBG("path %s", path);
3417 dbus_message_iter_append_basic(iter, DBUS_TYPE_OBJECT_PATH, &path);
3420 static int network_remove(struct interface_data *data)
3422 GSupplicantInterface *interface = data->interface;
3426 return supplicant_dbus_method_call(interface->path,
3427 SUPPLICANT_INTERFACE ".Interface", "RemoveNetwork",
3428 network_remove_params, network_remove_result, data);
3431 static void interface_disconnect_result(const char *error,
3432 DBusMessageIter *iter, void *user_data)
3434 struct interface_data *data = user_data;
3438 if (error != NULL && data->callback != NULL)
3439 data->callback(-EIO, data->interface, data->user_data);
3441 /* If we are disconnecting from previous WPS successful
3442 * association. i.e.: it did not went through AddNetwork,
3443 * and interface->network_path was never set. */
3444 if (data->interface->network_path == NULL)
3447 network_remove(data);
3450 int g_supplicant_interface_disconnect(GSupplicantInterface *interface,
3451 GSupplicantInterfaceCallback callback,
3454 struct interface_data *data;
3458 if (interface == NULL)
3461 if (system_available == FALSE)
3464 data = dbus_malloc0(sizeof(*data));
3468 data->interface = interface;
3469 data->callback = callback;
3470 data->user_data = user_data;
3472 return supplicant_dbus_method_call(interface->path,
3473 SUPPLICANT_INTERFACE ".Interface", "Disconnect",
3474 NULL, interface_disconnect_result, data);
3478 static const char *g_supplicant_rule0 = "type=signal,"
3479 "path=" DBUS_PATH_DBUS ","
3480 "sender=" DBUS_SERVICE_DBUS ","
3481 "interface=" DBUS_INTERFACE_DBUS ","
3482 "member=NameOwnerChanged,"
3483 "arg0=" SUPPLICANT_SERVICE;
3484 static const char *g_supplicant_rule1 = "type=signal,"
3485 "interface=" SUPPLICANT_INTERFACE;
3486 static const char *g_supplicant_rule2 = "type=signal,"
3487 "interface=" SUPPLICANT_INTERFACE ".Interface";
3488 static const char *g_supplicant_rule3 = "type=signal,"
3489 "interface=" SUPPLICANT_INTERFACE ".Interface.WPS";
3490 static const char *g_supplicant_rule4 = "type=signal,"
3491 "interface=" SUPPLICANT_INTERFACE ".BSS";
3492 static const char *g_supplicant_rule5 = "type=signal,"
3493 "interface=" SUPPLICANT_INTERFACE ".Network";
3495 static void invoke_introspect_method(void)
3497 DBusMessage *message;
3499 message = dbus_message_new_method_call(SUPPLICANT_SERVICE,
3501 DBUS_INTERFACE_INTROSPECTABLE,
3504 if (message == NULL)
3507 dbus_message_set_no_reply(message, TRUE);
3508 dbus_connection_send(connection, message, NULL);
3509 dbus_message_unref(message);
3512 int g_supplicant_register(const GSupplicantCallbacks *callbacks)
3514 connection = dbus_bus_get(DBUS_BUS_SYSTEM, NULL);
3515 if (connection == NULL)
3518 if (dbus_connection_add_filter(connection,
3519 g_supplicant_filter, NULL, NULL) == FALSE) {
3520 dbus_connection_unref(connection);
3525 callbacks_pointer = callbacks;
3528 interface_table = g_hash_table_new_full(g_str_hash, g_str_equal,
3529 NULL, remove_interface);
3531 bss_mapping = g_hash_table_new_full(g_str_hash, g_str_equal,
3534 supplicant_dbus_setup(connection);
3536 dbus_bus_add_match(connection, g_supplicant_rule0, NULL);
3537 dbus_bus_add_match(connection, g_supplicant_rule1, NULL);
3538 dbus_bus_add_match(connection, g_supplicant_rule2, NULL);
3539 dbus_bus_add_match(connection, g_supplicant_rule3, NULL);
3540 dbus_bus_add_match(connection, g_supplicant_rule4, NULL);
3541 dbus_bus_add_match(connection, g_supplicant_rule5, NULL);
3542 dbus_connection_flush(connection);
3544 if (dbus_bus_name_has_owner(connection,
3545 SUPPLICANT_SERVICE, NULL) == TRUE) {
3546 system_available = TRUE;
3547 supplicant_dbus_property_get_all(SUPPLICANT_PATH,
3548 SUPPLICANT_INTERFACE,
3549 service_property, NULL);
3551 invoke_introspect_method();
3556 static void unregister_interface_remove_params(DBusMessageIter *iter,
3559 const char *path = user_data;
3561 dbus_message_iter_append_basic(iter, DBUS_TYPE_OBJECT_PATH,
3566 static void unregister_remove_interface(gpointer key, gpointer value,
3569 GSupplicantInterface *interface = value;
3571 supplicant_dbus_method_call(SUPPLICANT_PATH,
3572 SUPPLICANT_INTERFACE,
3574 unregister_interface_remove_params,
3575 NULL, interface->path);
3578 void g_supplicant_unregister(const GSupplicantCallbacks *callbacks)
3582 if (connection != NULL) {
3583 dbus_bus_remove_match(connection, g_supplicant_rule5, NULL);
3584 dbus_bus_remove_match(connection, g_supplicant_rule4, NULL);
3585 dbus_bus_remove_match(connection, g_supplicant_rule3, NULL);
3586 dbus_bus_remove_match(connection, g_supplicant_rule2, NULL);
3587 dbus_bus_remove_match(connection, g_supplicant_rule1, NULL);
3588 dbus_bus_remove_match(connection, g_supplicant_rule0, NULL);
3589 dbus_connection_flush(connection);
3591 dbus_connection_remove_filter(connection,
3592 g_supplicant_filter, NULL);
3595 if (bss_mapping != NULL) {
3596 g_hash_table_destroy(bss_mapping);
3600 if (system_available == TRUE)
3601 callback_system_killed();
3603 if (interface_table != NULL) {
3604 g_hash_table_foreach(interface_table,
3605 unregister_remove_interface, NULL);
3606 g_hash_table_destroy(interface_table);
3607 interface_table = NULL;
3610 if (connection != NULL) {
3611 dbus_connection_unref(connection);
3615 callbacks_pointer = NULL;