3 * WPA supplicant library with GLib integration
5 * Copyright (C) 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
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;
193 struct _GSupplicantNetwork {
194 GSupplicantInterface *interface;
198 unsigned char ssid[32];
199 unsigned int ssid_len;
201 dbus_uint16_t frequency;
202 struct g_supplicant_bss *best_bss;
203 GSupplicantMode mode;
204 GSupplicantSecurity security;
206 GHashTable *bss_table;
207 GHashTable *config_table;
210 static inline void debug(const char *format, ...)
215 if (callbacks_pointer->debug == NULL)
218 va_start(ap, format);
220 if (vsnprintf(str, sizeof(str), format, ap) > 0)
221 callbacks_pointer->debug(str);
226 #define SUPPLICANT_DBG(fmt, arg...) \
227 debug("%s:%s() " fmt, __FILE__, __FUNCTION__ , ## arg);
229 static GSupplicantMode string2mode(const char *mode)
232 return G_SUPPLICANT_MODE_UNKNOWN;
234 if (g_str_equal(mode, "infrastructure") == TRUE)
235 return G_SUPPLICANT_MODE_INFRA;
236 else if (g_str_equal(mode, "ad-hoc") == TRUE)
237 return G_SUPPLICANT_MODE_IBSS;
239 return G_SUPPLICANT_MODE_UNKNOWN;
242 static const char *mode2string(GSupplicantMode mode)
245 case G_SUPPLICANT_MODE_UNKNOWN:
247 case G_SUPPLICANT_MODE_INFRA:
249 case G_SUPPLICANT_MODE_IBSS:
251 case G_SUPPLICANT_MODE_MASTER:
258 static const char *security2string(GSupplicantSecurity security)
261 case G_SUPPLICANT_SECURITY_UNKNOWN:
263 case G_SUPPLICANT_SECURITY_NONE:
265 case G_SUPPLICANT_SECURITY_WEP:
267 case G_SUPPLICANT_SECURITY_PSK:
269 case G_SUPPLICANT_SECURITY_IEEE8021X:
276 static GSupplicantState string2state(const char *state)
279 return G_SUPPLICANT_STATE_UNKNOWN;
281 if (g_str_equal(state, "unknown") == TRUE)
282 return G_SUPPLICANT_STATE_UNKNOWN;
283 else if (g_str_equal(state, "disconnected") == TRUE)
284 return G_SUPPLICANT_STATE_DISCONNECTED;
285 else if (g_str_equal(state, "inactive") == TRUE)
286 return G_SUPPLICANT_STATE_INACTIVE;
287 else if (g_str_equal(state, "scanning") == TRUE)
288 return G_SUPPLICANT_STATE_SCANNING;
289 else if (g_str_equal(state, "authenticating") == TRUE)
290 return G_SUPPLICANT_STATE_AUTHENTICATING;
291 else if (g_str_equal(state, "associating") == TRUE)
292 return G_SUPPLICANT_STATE_ASSOCIATING;
293 else if (g_str_equal(state, "associated") == TRUE)
294 return G_SUPPLICANT_STATE_ASSOCIATED;
295 else if (g_str_equal(state, "group_handshake") == TRUE)
296 return G_SUPPLICANT_STATE_GROUP_HANDSHAKE;
297 else if (g_str_equal(state, "4way_handshake") == TRUE)
298 return G_SUPPLICANT_STATE_4WAY_HANDSHAKE;
299 else if (g_str_equal(state, "completed") == TRUE)
300 return G_SUPPLICANT_STATE_COMPLETED;
302 return G_SUPPLICANT_STATE_UNKNOWN;
305 static void callback_system_ready(void)
307 if (system_ready == TRUE)
312 if (callbacks_pointer == NULL)
315 if (callbacks_pointer->system_ready == NULL)
318 callbacks_pointer->system_ready();
321 static void callback_system_killed(void)
323 system_ready = FALSE;
325 if (callbacks_pointer == NULL)
328 if (callbacks_pointer->system_killed == NULL)
331 callbacks_pointer->system_killed();
334 static void callback_interface_added(GSupplicantInterface *interface)
338 if (callbacks_pointer == NULL)
341 if (callbacks_pointer->interface_added == NULL)
344 callbacks_pointer->interface_added(interface);
347 static void callback_interface_state(GSupplicantInterface *interface)
349 if (callbacks_pointer == NULL)
352 if (callbacks_pointer->interface_state == NULL)
355 callbacks_pointer->interface_state(interface);
358 static void callback_interface_removed(GSupplicantInterface *interface)
360 if (callbacks_pointer == NULL)
363 if (callbacks_pointer->interface_removed == NULL)
366 callbacks_pointer->interface_removed(interface);
369 static void callback_scan_started(GSupplicantInterface *interface)
371 if (callbacks_pointer == NULL)
374 if (callbacks_pointer->scan_started == NULL)
377 callbacks_pointer->scan_started(interface);
380 static void callback_scan_finished(GSupplicantInterface *interface)
382 if (callbacks_pointer == NULL)
385 if (callbacks_pointer->scan_finished == NULL)
388 callbacks_pointer->scan_finished(interface);
391 static void callback_network_added(GSupplicantNetwork *network)
393 if (callbacks_pointer == NULL)
396 if (callbacks_pointer->network_added == NULL)
399 callbacks_pointer->network_added(network);
402 static void callback_network_removed(GSupplicantNetwork *network)
404 if (callbacks_pointer == NULL)
407 if (callbacks_pointer->network_removed == NULL)
410 callbacks_pointer->network_removed(network);
413 static void callback_network_changed(GSupplicantNetwork *network,
414 const char *property)
416 if (callbacks_pointer == NULL)
419 if (callbacks_pointer->network_changed == NULL)
422 callbacks_pointer->network_changed(network, property);
425 static void remove_interface(gpointer data)
427 GSupplicantInterface *interface = data;
429 g_hash_table_destroy(interface->bss_mapping);
430 g_hash_table_destroy(interface->net_mapping);
431 g_hash_table_destroy(interface->network_table);
433 callback_interface_removed(interface);
435 g_free(interface->wps_cred.key);
436 g_free(interface->path);
437 g_free(interface->network_path);
438 g_free(interface->ifname);
439 g_free(interface->driver);
440 g_free(interface->bridge);
444 static void remove_network(gpointer data)
446 GSupplicantNetwork *network = data;
448 g_hash_table_destroy(network->bss_table);
450 callback_network_removed(network);
452 g_hash_table_destroy(network->config_table);
454 g_free(network->path);
455 g_free(network->group);
456 g_free(network->name);
460 static void remove_bss(gpointer data)
462 struct g_supplicant_bss *bss = data;
468 static void debug_strvalmap(const char *label, struct strvalmap *map,
473 for (i = 0; map[i].str != NULL; i++) {
474 if (val & map[i].val)
475 SUPPLICANT_DBG("%s: %s", label, map[i].str);
479 static void interface_capability_keymgmt(DBusMessageIter *iter, void *user_data)
481 GSupplicantInterface *interface = user_data;
482 const char *str = NULL;
485 dbus_message_iter_get_basic(iter, &str);
489 for (i = 0; keymgmt_map[i].str != NULL; i++)
490 if (strcmp(str, keymgmt_map[i].str) == 0) {
491 interface->keymgmt_capa |= keymgmt_map[i].val;
496 static void interface_capability_authalg(DBusMessageIter *iter, void *user_data)
498 GSupplicantInterface *interface = user_data;
499 const char *str = NULL;
502 dbus_message_iter_get_basic(iter, &str);
506 for (i = 0; authalg_capa_map[i].str != NULL; i++)
507 if (strcmp(str, authalg_capa_map[i].str) == 0) {
508 interface->authalg_capa |= authalg_capa_map[i].val;
513 static void interface_capability_proto(DBusMessageIter *iter, void *user_data)
515 GSupplicantInterface *interface = user_data;
516 const char *str = NULL;
519 dbus_message_iter_get_basic(iter, &str);
523 for (i = 0; proto_capa_map[i].str != NULL; i++)
524 if (strcmp(str, proto_capa_map[i].str) == 0) {
525 interface->proto_capa |= proto_capa_map[i].val;
530 static void interface_capability_pairwise(DBusMessageIter *iter,
533 GSupplicantInterface *interface = user_data;
534 const char *str = NULL;
537 dbus_message_iter_get_basic(iter, &str);
541 for (i = 0; pairwise_map[i].str != NULL; i++)
542 if (strcmp(str, pairwise_map[i].str) == 0) {
543 interface->pairwise_capa |= pairwise_map[i].val;
548 static void interface_capability_group(DBusMessageIter *iter, void *user_data)
550 GSupplicantInterface *interface = user_data;
551 const char *str = NULL;
554 dbus_message_iter_get_basic(iter, &str);
558 for (i = 0; group_map[i].str != NULL; i++)
559 if (strcmp(str, group_map[i].str) == 0) {
560 interface->group_capa |= group_map[i].val;
565 static void interface_capability_scan(DBusMessageIter *iter, void *user_data)
567 GSupplicantInterface *interface = user_data;
568 const char *str = NULL;
571 dbus_message_iter_get_basic(iter, &str);
575 for (i = 0; scan_capa_map[i].str != NULL; i++)
576 if (strcmp(str, scan_capa_map[i].str) == 0) {
577 interface->scan_capa |= scan_capa_map[i].val;
582 static void interface_capability_mode(DBusMessageIter *iter, void *user_data)
584 GSupplicantInterface *interface = user_data;
585 const char *str = NULL;
588 dbus_message_iter_get_basic(iter, &str);
592 for (i = 0; mode_capa_map[i].str != NULL; i++)
593 if (strcmp(str, mode_capa_map[i].str) == 0) {
594 interface->mode_capa |= mode_capa_map[i].val;
599 static void interface_capability(const char *key, DBusMessageIter *iter,
602 GSupplicantInterface *interface = user_data;
607 if (g_strcmp0(key, "KeyMgmt") == 0)
608 supplicant_dbus_array_foreach(iter,
609 interface_capability_keymgmt, interface);
610 else if (g_strcmp0(key, "AuthAlg") == 0)
611 supplicant_dbus_array_foreach(iter,
612 interface_capability_authalg, interface);
613 else if (g_strcmp0(key, "Protocol") == 0)
614 supplicant_dbus_array_foreach(iter,
615 interface_capability_proto, interface);
616 else if (g_strcmp0(key, "Pairwise") == 0)
617 supplicant_dbus_array_foreach(iter,
618 interface_capability_pairwise, interface);
619 else if (g_strcmp0(key, "Group") == 0)
620 supplicant_dbus_array_foreach(iter,
621 interface_capability_group, interface);
622 else if (g_strcmp0(key, "Scan") == 0)
623 supplicant_dbus_array_foreach(iter,
624 interface_capability_scan, interface);
625 else if (g_strcmp0(key, "Modes") == 0)
626 supplicant_dbus_array_foreach(iter,
627 interface_capability_mode, interface);
628 else if (g_strcmp0(key, "MaxScanSSID") == 0) {
629 dbus_int32_t max_scan_ssid;
631 dbus_message_iter_get_basic(iter, &max_scan_ssid);
632 interface->max_scan_ssids = max_scan_ssid;
635 SUPPLICANT_DBG("key %s type %c",
636 key, dbus_message_iter_get_arg_type(iter));
639 static void set_apscan(DBusMessageIter *iter, void *user_data)
641 unsigned int ap_scan = *(unsigned int *)user_data;
643 dbus_message_iter_append_basic(iter, DBUS_TYPE_UINT32, &ap_scan);
646 int g_supplicant_interface_set_apscan(GSupplicantInterface *interface,
647 unsigned int ap_scan)
649 return supplicant_dbus_property_set(interface->path,
650 SUPPLICANT_INTERFACE ".Interface",
651 "ApScan", DBUS_TYPE_UINT32_AS_STRING,
652 set_apscan, NULL, &ap_scan);
655 void g_supplicant_interface_set_data(GSupplicantInterface *interface,
658 if (interface == NULL)
661 interface->data = data;
664 void *g_supplicant_interface_get_data(GSupplicantInterface *interface)
666 if (interface == NULL)
669 return interface->data;
672 const char *g_supplicant_interface_get_ifname(GSupplicantInterface *interface)
674 if (interface == NULL)
677 return interface->ifname;
680 const char *g_supplicant_interface_get_driver(GSupplicantInterface *interface)
682 if (interface == NULL)
685 return interface->driver;
688 GSupplicantState g_supplicant_interface_get_state(
689 GSupplicantInterface *interface)
691 if (interface == NULL)
692 return G_SUPPLICANT_STATE_UNKNOWN;
694 return interface->state;
697 const char *g_supplicant_interface_get_wps_key(GSupplicantInterface *interface)
699 if (interface == NULL)
702 return (const char *)interface->wps_cred.key;
705 const void *g_supplicant_interface_get_wps_ssid(GSupplicantInterface *interface,
706 unsigned int *ssid_len)
708 if (ssid_len == NULL)
711 if (interface == NULL || interface->wps_cred.ssid == NULL) {
716 *ssid_len = interface->wps_cred.ssid_len;
717 return interface->wps_cred.ssid;
720 GSupplicantWpsState g_supplicant_interface_get_wps_state(
721 GSupplicantInterface *interface)
723 if (interface == NULL)
724 return G_SUPPLICANT_WPS_STATE_UNKNOWN;
726 return interface->wps_state;
729 unsigned int g_supplicant_interface_get_mode(GSupplicantInterface *interface)
731 if (interface == NULL)
734 return interface->mode_capa;
737 unsigned int g_supplicant_interface_get_max_scan_ssids(
738 GSupplicantInterface *interface)
740 if (interface == NULL)
743 return interface->max_scan_ssids;
746 static void set_network_enabled(DBusMessageIter *iter, void *user_data)
748 dbus_bool_t enable = *(dbus_bool_t *)user_data;
750 dbus_message_iter_append_basic(iter, DBUS_TYPE_BOOLEAN, &enable);
753 int g_supplicant_interface_enable_selected_network(GSupplicantInterface *interface,
756 if (interface == NULL)
759 if (interface->network_path == NULL)
763 return supplicant_dbus_property_set(interface->network_path,
764 SUPPLICANT_INTERFACE ".Network",
765 "Enabled", DBUS_TYPE_BOOLEAN_AS_STRING,
766 set_network_enabled, NULL, &enable);
769 dbus_bool_t g_supplicant_interface_get_ready(GSupplicantInterface *interface)
771 if (interface == NULL)
774 return interface->ready;
777 GSupplicantInterface *g_supplicant_network_get_interface(
778 GSupplicantNetwork *network)
783 return network->interface;
786 const char *g_supplicant_network_get_name(GSupplicantNetwork *network)
788 if (network == NULL || network->name == NULL)
791 return network->name;
794 const char *g_supplicant_network_get_identifier(GSupplicantNetwork *network)
796 if (network == NULL || network->group == NULL)
799 return network->group;
802 const char *g_supplicant_network_get_path(GSupplicantNetwork *network)
804 if (network == NULL || network->path == NULL)
807 return network->path;
810 const char *g_supplicant_network_get_mode(GSupplicantNetwork *network)
813 return G_SUPPLICANT_MODE_UNKNOWN;
815 return mode2string(network->mode);
818 const char *g_supplicant_network_get_security(GSupplicantNetwork *network)
821 return G_SUPPLICANT_SECURITY_UNKNOWN;
823 return security2string(network->security);
826 const void *g_supplicant_network_get_ssid(GSupplicantNetwork *network,
827 unsigned int *ssid_len)
829 if (network == NULL || network->ssid == NULL) {
834 *ssid_len = network->ssid_len;
835 return network->ssid;
838 dbus_int16_t g_supplicant_network_get_signal(GSupplicantNetwork *network)
843 return network->signal;
846 dbus_uint16_t g_supplicant_network_get_frequency(GSupplicantNetwork *network)
851 return network->frequency;
854 dbus_bool_t g_supplicant_network_get_wps(GSupplicantNetwork *network)
862 static void merge_network(GSupplicantNetwork *network)
865 const char *ssid, *mode, *key_mgmt;
866 unsigned int i, ssid_len;
869 ssid = g_hash_table_lookup(network->config_table, "ssid");
870 mode = g_hash_table_lookup(network->config_table, "mode");
871 key_mgmt = g_hash_table_lookup(network->config_table, "key_mgmt");
873 SUPPLICANT_DBG("ssid %s mode %s", ssid, mode);
876 ssid_len = strlen(ssid);
880 str = g_string_sized_new((ssid_len * 2) + 24);
884 for (i = 0; i < ssid_len; i++)
885 g_string_append_printf(str, "%02x", ssid[i]);
887 if (g_strcmp0(mode, "0") == 0)
888 g_string_append_printf(str, "_managed");
889 else if (g_strcmp0(mode, "1") == 0)
890 g_string_append_printf(str, "_adhoc");
892 if (g_strcmp0(key_mgmt, "WPA-PSK") == 0)
893 g_string_append_printf(str, "_psk");
895 group = g_string_free(str, FALSE);
897 SUPPLICANT_DBG("%s", group);
901 g_hash_table_destroy(network->config_table);
903 g_free(network->path);
907 static void network_property(const char *key, DBusMessageIter *iter,
910 GSupplicantNetwork *network = user_data;
912 if (network->interface == NULL)
916 merge_network(network);
920 if (g_strcmp0(key, "Enabled") == 0) {
921 dbus_bool_t enabled = FALSE;
923 dbus_message_iter_get_basic(iter, &enabled);
924 } else if (dbus_message_iter_get_arg_type(iter) == DBUS_TYPE_STRING) {
925 const char *str = NULL;
927 dbus_message_iter_get_basic(iter, &str);
929 g_hash_table_replace(network->config_table,
930 g_strdup(key), g_strdup(str));
933 SUPPLICANT_DBG("key %s type %c",
934 key, dbus_message_iter_get_arg_type(iter));
937 static void interface_network_added(DBusMessageIter *iter, void *user_data)
939 GSupplicantInterface *interface = user_data;
940 GSupplicantNetwork *network;
941 const char *path = NULL;
945 dbus_message_iter_get_basic(iter, &path);
949 if (g_strcmp0(path, "/") == 0)
952 network = g_hash_table_lookup(interface->net_mapping, path);
956 network = g_try_new0(GSupplicantNetwork, 1);
960 network->interface = interface;
961 network->path = g_strdup(path);
963 network->config_table = g_hash_table_new_full(g_str_hash, g_str_equal,
966 dbus_message_iter_next(iter);
967 if (dbus_message_iter_get_arg_type(iter) != DBUS_TYPE_INVALID) {
968 supplicant_dbus_property_foreach(iter, network_property,
970 network_property(NULL, NULL, network);
974 supplicant_dbus_property_get_all(path,
975 SUPPLICANT_INTERFACE ".Network",
976 network_property, network);
979 static void interface_network_removed(DBusMessageIter *iter, void *user_data)
981 GSupplicantInterface *interface = user_data;
982 GSupplicantNetwork *network;
983 const char *path = NULL;
985 dbus_message_iter_get_basic(iter, &path);
989 network = g_hash_table_lookup(interface->net_mapping, path);
993 g_hash_table_remove(interface->net_mapping, path);
996 static char *create_name(unsigned char *ssid, int ssid_len)
999 const gchar *remainder, *invalid;
1000 int valid_bytes, remaining_bytes;
1002 if (ssid_len < 1 || ssid[0] == '\0')
1003 return g_strdup("");
1006 remainder = (const gchar *)ssid;
1007 remaining_bytes = ssid_len;
1009 while (remaining_bytes != 0) {
1010 if (g_utf8_validate(remainder, remaining_bytes,
1011 &invalid) == TRUE) {
1015 valid_bytes = invalid - remainder;
1018 string = g_string_sized_new(remaining_bytes);
1020 g_string_append_len(string, remainder, valid_bytes);
1022 /* append U+FFFD REPLACEMENT CHARACTER */
1023 g_string_append(string, "\357\277\275");
1025 remaining_bytes -= valid_bytes + 1;
1026 remainder = invalid + 1;
1030 return g_strndup((const gchar *)ssid, ssid_len + 1);
1032 g_string_append(string, remainder);
1034 return g_string_free(string, FALSE);
1037 static char *create_group(struct g_supplicant_bss *bss)
1041 const char *mode, *security;
1043 str = g_string_sized_new((bss->ssid_len * 2) + 24);
1047 if (bss->ssid_len > 0 && bss->ssid[0] != '\0') {
1048 for (i = 0; i < bss->ssid_len; i++)
1049 g_string_append_printf(str, "%02x", bss->ssid[i]);
1051 g_string_append_printf(str, "hidden");
1053 mode = mode2string(bss->mode);
1055 g_string_append_printf(str, "_%s", mode);
1057 security = security2string(bss->security);
1058 if (security != NULL)
1059 g_string_append_printf(str, "_%s", security);
1061 return g_string_free(str, FALSE);
1064 static void add_bss_to_network(struct g_supplicant_bss *bss)
1066 GSupplicantInterface *interface = bss->interface;
1067 GSupplicantNetwork *network;
1070 group = create_group(bss);
1074 network = g_hash_table_lookup(interface->network_table, group);
1075 if (network != NULL) {
1080 network = g_try_new0(GSupplicantNetwork, 1);
1081 if (network == NULL) {
1086 network->interface = interface;
1087 if (network->path == NULL)
1088 network->path = g_strdup(bss->path);
1089 network->group = group;
1090 network->name = create_name(bss->ssid, bss->ssid_len);
1091 network->mode = bss->mode;
1092 network->security = bss->security;
1093 network->ssid_len = bss->ssid_len;
1094 memcpy(network->ssid, bss->ssid, bss->ssid_len);
1095 network->signal = bss->signal;
1096 network->frequency = bss->frequency;
1097 network->best_bss = bss;
1099 network->wps = FALSE;
1100 if ((bss->keymgmt & G_SUPPLICANT_KEYMGMT_WPS) != 0)
1101 network->wps = TRUE;
1103 network->bss_table = g_hash_table_new_full(g_str_hash, g_str_equal,
1106 network->config_table = g_hash_table_new_full(g_str_hash, g_str_equal,
1109 g_hash_table_replace(interface->network_table,
1110 network->group, network);
1112 callback_network_added(network);
1115 if (bss->signal > network->signal) {
1116 network->signal = bss->signal;
1117 network->best_bss = bss;
1118 callback_network_changed(network, "Signal");
1121 g_hash_table_replace(interface->bss_mapping, bss->path, network);
1122 g_hash_table_replace(network->bss_table, bss->path, bss);
1124 g_hash_table_replace(bss_mapping, bss->path, interface);
1127 static void bss_rates(DBusMessageIter *iter, void *user_data)
1129 struct g_supplicant_bss *bss = user_data;
1130 dbus_uint32_t rate = 0;
1132 dbus_message_iter_get_basic(iter, &rate);
1136 if (rate > bss->maxrate)
1137 bss->maxrate = rate;
1140 static void bss_keymgmt(DBusMessageIter *iter, void *user_data)
1142 struct g_supplicant_bss *bss = user_data;
1143 const char *str = NULL;
1146 dbus_message_iter_get_basic(iter, &str);
1150 for (i = 0; keymgmt_map[i].str != NULL; i++)
1151 if (strcmp(str, keymgmt_map[i].str) == 0) {
1152 bss->keymgmt |= keymgmt_map[i].val;
1157 static void bss_group(DBusMessageIter *iter, void *user_data)
1159 struct g_supplicant_bss *bss = user_data;
1160 const char *str = NULL;
1163 dbus_message_iter_get_basic(iter, &str);
1167 for (i = 0; group_map[i].str != NULL; i++)
1168 if (strcmp(str, group_map[i].str) == 0) {
1169 bss->group |= group_map[i].val;
1174 static void bss_pairwise(DBusMessageIter *iter, void *user_data)
1176 struct g_supplicant_bss *bss = user_data;
1177 const char *str = NULL;
1180 dbus_message_iter_get_basic(iter, &str);
1184 for (i = 0; pairwise_map[i].str != NULL; i++)
1185 if (strcmp(str, pairwise_map[i].str) == 0) {
1186 bss->pairwise |= pairwise_map[i].val;
1191 static void bss_wpa(const char *key, DBusMessageIter *iter,
1194 if (g_strcmp0(key, "KeyMgmt") == 0)
1195 supplicant_dbus_array_foreach(iter, bss_keymgmt, user_data);
1196 else if (g_strcmp0(key, "Group") == 0)
1197 supplicant_dbus_array_foreach(iter, bss_group, user_data);
1198 else if (g_strcmp0(key, "Pairwise") == 0)
1199 supplicant_dbus_array_foreach(iter, bss_pairwise, user_data);
1203 static unsigned int get_tlv(unsigned char *ie, unsigned int ie_size,
1206 unsigned int len = 0;
1208 while (len + 4 < ie_size) {
1209 unsigned int hi = ie[len];
1210 unsigned int lo = ie[len + 1];
1211 unsigned int tmp_type = (hi << 8) + lo;
1212 unsigned int v_len = 0;
1214 /* hi and lo are used to recreate an unsigned int
1215 * based on 2 8bits length unsigned int. */
1219 v_len = (hi << 8) + lo;
1221 if (tmp_type == type) {
1222 unsigned int ret_value = 0;
1223 unsigned char *value = (unsigned char *)&ret_value;
1225 SUPPLICANT_DBG("IE: match type 0x%x", type);
1227 /* Verifying length relevance */
1228 if (v_len > sizeof(unsigned int) ||
1229 len + 4 + v_len > ie_size)
1232 memcpy(value, ie + len + 4, v_len);
1234 SUPPLICANT_DBG("returning 0x%x", ret_value);
1241 SUPPLICANT_DBG("returning 0");
1245 static void bss_process_ies(DBusMessageIter *iter, void *user_data)
1247 struct g_supplicant_bss *bss = user_data;
1248 const unsigned char WPS_OUI[] = { 0x00, 0x50, 0xf2, 0x04 };
1249 unsigned char *ie, *ie_end;
1250 DBusMessageIter array;
1253 #define WMM_WPA1_WPS_INFO 221
1254 #define WPS_INFO_MIN_LEN 6
1255 #define WPS_VERSION_TLV 0x104A
1256 #define WPS_STATE_TLV 0x1044
1257 #define WPS_VERSION 0x10
1259 dbus_message_iter_recurse(iter, &array);
1260 dbus_message_iter_get_fixed_array(&array, &ie, &ie_len);
1262 if (ie == NULL || ie_len < 2)
1265 for (ie_end = ie + ie_len; ie < ie_end && ie + ie[1] + 1 <= ie_end;
1268 if (ie[0] != WMM_WPA1_WPS_INFO || ie[1] < WPS_INFO_MIN_LEN ||
1269 memcmp(ie+2, WPS_OUI, sizeof(WPS_OUI)) != 0)
1272 SUPPLICANT_DBG("IE: match WPS_OUI");
1274 if (get_tlv(&ie[6], ie[1],
1275 WPS_VERSION_TLV) == WPS_VERSION &&
1276 get_tlv(&ie[6], ie[1],
1277 WPS_STATE_TLV) != 0)
1278 bss->keymgmt |= G_SUPPLICANT_KEYMGMT_WPS;
1282 static void bss_property(const char *key, DBusMessageIter *iter,
1285 struct g_supplicant_bss *bss = user_data;
1287 if (bss->interface == NULL)
1290 SUPPLICANT_DBG("key %s", key);
1293 if (bss->ieee8021x == TRUE)
1294 bss->security = G_SUPPLICANT_SECURITY_IEEE8021X;
1295 else if (bss->psk == TRUE)
1296 bss->security = G_SUPPLICANT_SECURITY_PSK;
1297 else if (bss->privacy == TRUE)
1298 bss->security = G_SUPPLICANT_SECURITY_WEP;
1300 bss->security = G_SUPPLICANT_SECURITY_NONE;
1302 add_bss_to_network(bss);
1306 if (g_strcmp0(key, "BSSID") == 0) {
1307 DBusMessageIter array;
1308 unsigned char *addr;
1311 dbus_message_iter_recurse(iter, &array);
1312 dbus_message_iter_get_fixed_array(&array, &addr, &addr_len);
1315 memcpy(bss->bssid, addr, addr_len);
1316 } else if (g_strcmp0(key, "SSID") == 0) {
1317 DBusMessageIter array;
1318 unsigned char *ssid;
1321 dbus_message_iter_recurse(iter, &array);
1322 dbus_message_iter_get_fixed_array(&array, &ssid, &ssid_len);
1324 if (ssid_len > 0 && ssid_len < 33) {
1325 memcpy(bss->ssid, ssid, ssid_len);
1326 bss->ssid_len = ssid_len;
1328 memset(bss->ssid, 0, sizeof(bss->ssid));
1331 } else if (g_strcmp0(key, "Capabilities") == 0) {
1332 dbus_uint16_t capabilities = 0x0000;
1334 dbus_message_iter_get_basic(iter, &capabilities);
1336 if (capabilities & IEEE80211_CAP_ESS)
1337 bss->mode = G_SUPPLICANT_MODE_INFRA;
1338 else if (capabilities & IEEE80211_CAP_IBSS)
1339 bss->mode = G_SUPPLICANT_MODE_IBSS;
1341 if (capabilities & IEEE80211_CAP_PRIVACY)
1342 bss->privacy = TRUE;
1343 } else if (g_strcmp0(key, "Mode") == 0) {
1344 const char *mode = NULL;
1346 dbus_message_iter_get_basic(iter, &mode);
1347 bss->mode = string2mode(mode);
1348 } else if (g_strcmp0(key, "Frequency") == 0) {
1349 dbus_uint16_t frequency = 0;
1351 dbus_message_iter_get_basic(iter, &frequency);
1352 bss->frequency = frequency;
1353 } else if (g_strcmp0(key, "Signal") == 0) {
1354 dbus_int16_t signal = 0;
1356 dbus_message_iter_get_basic(iter, &signal);
1358 bss->signal = signal;
1359 } else if (g_strcmp0(key, "Level") == 0) {
1360 dbus_int32_t level = 0;
1362 dbus_message_iter_get_basic(iter, &level);
1363 } else if (g_strcmp0(key, "Rates") == 0) {
1364 supplicant_dbus_array_foreach(iter, bss_rates, bss);
1365 } else if (g_strcmp0(key, "MaxRate") == 0) {
1366 dbus_uint32_t maxrate = 0;
1368 dbus_message_iter_get_basic(iter, &maxrate);
1370 bss->maxrate = maxrate;
1371 } else if (g_strcmp0(key, "Privacy") == 0) {
1372 dbus_bool_t privacy = FALSE;
1374 dbus_message_iter_get_basic(iter, &privacy);
1375 bss->privacy = privacy;
1376 } else if ((g_strcmp0(key, "RSN") == 0) ||
1377 (g_strcmp0(key, "WPA") == 0)) {
1378 supplicant_dbus_property_foreach(iter, bss_wpa, bss);
1381 (G_SUPPLICANT_KEYMGMT_WPA_EAP |
1382 G_SUPPLICANT_KEYMGMT_WPA_FT_EAP |
1383 G_SUPPLICANT_KEYMGMT_WPA_EAP_256))
1384 bss->ieee8021x = TRUE;
1387 (G_SUPPLICANT_KEYMGMT_WPA_PSK |
1388 G_SUPPLICANT_KEYMGMT_WPA_FT_PSK |
1389 G_SUPPLICANT_KEYMGMT_WPA_PSK_256))
1391 } else if (g_strcmp0(key, "IEs") == 0)
1392 bss_process_ies(iter, bss);
1394 SUPPLICANT_DBG("key %s type %c",
1395 key, dbus_message_iter_get_arg_type(iter));
1398 static struct g_supplicant_bss *interface_bss_added(DBusMessageIter *iter,
1401 GSupplicantInterface *interface = user_data;
1402 GSupplicantNetwork *network;
1403 struct g_supplicant_bss *bss;
1404 const char *path = NULL;
1408 dbus_message_iter_get_basic(iter, &path);
1412 if (g_strcmp0(path, "/") == 0)
1415 SUPPLICANT_DBG("%s", path);
1417 network = g_hash_table_lookup(interface->bss_mapping, path);
1418 if (network != NULL) {
1419 bss = g_hash_table_lookup(network->bss_table, path);
1424 bss = g_try_new0(struct g_supplicant_bss, 1);
1428 bss->interface = interface;
1429 bss->path = g_strdup(path);
1434 static void interface_bss_added_with_keys(DBusMessageIter *iter,
1437 struct g_supplicant_bss *bss;
1441 bss = interface_bss_added(iter, user_data);
1445 dbus_message_iter_next(iter);
1447 if (dbus_message_iter_get_arg_type(iter) == DBUS_TYPE_INVALID)
1450 supplicant_dbus_property_foreach(iter, bss_property, bss);
1451 bss_property(NULL, NULL, bss);
1454 static void interface_bss_added_without_keys(DBusMessageIter *iter,
1457 struct g_supplicant_bss *bss;
1461 bss = interface_bss_added(iter, user_data);
1465 supplicant_dbus_property_get_all(bss->path,
1466 SUPPLICANT_INTERFACE ".BSS",
1470 static void update_signal(gpointer key, gpointer value,
1473 struct g_supplicant_bss *bss = value;
1474 GSupplicantNetwork *network = user_data;
1476 if (bss->signal > network->signal) {
1477 network->signal = bss->signal;
1478 network->best_bss = bss;
1482 static void update_network_signal(GSupplicantNetwork *network)
1484 if (g_hash_table_size(network->bss_table) <= 1)
1487 g_hash_table_foreach(network->bss_table,
1488 update_signal, network);
1490 SUPPLICANT_DBG("New network signal %d", network->signal);
1493 static void interface_bss_removed(DBusMessageIter *iter, void *user_data)
1495 GSupplicantInterface *interface = user_data;
1496 GSupplicantNetwork *network;
1497 const char *path = NULL;
1499 dbus_message_iter_get_basic(iter, &path);
1503 network = g_hash_table_lookup(interface->bss_mapping, path);
1504 if (network == NULL)
1507 g_hash_table_remove(bss_mapping, path);
1509 g_hash_table_remove(interface->bss_mapping, path);
1510 g_hash_table_remove(network->bss_table, path);
1512 update_network_signal(network);
1514 if (g_hash_table_size(network->bss_table) == 0)
1515 g_hash_table_remove(interface->network_table, network->group);
1518 static void interface_property(const char *key, DBusMessageIter *iter,
1521 GSupplicantInterface *interface = user_data;
1523 if (interface == NULL)
1526 SUPPLICANT_DBG("%s", key);
1529 debug_strvalmap("KeyMgmt capability", keymgmt_map,
1530 interface->keymgmt_capa);
1531 debug_strvalmap("AuthAlg capability", authalg_capa_map,
1532 interface->authalg_capa);
1533 debug_strvalmap("Protocol capability", proto_capa_map,
1534 interface->proto_capa);
1535 debug_strvalmap("Pairwise capability", pairwise_map,
1536 interface->pairwise_capa);
1537 debug_strvalmap("Group capability", group_map,
1538 interface->group_capa);
1539 debug_strvalmap("Scan capability", scan_capa_map,
1540 interface->scan_capa);
1541 debug_strvalmap("Mode capability", mode_capa_map,
1542 interface->mode_capa);
1544 interface->ready = TRUE;
1545 callback_interface_added(interface);
1549 if (g_strcmp0(key, "Capabilities") == 0) {
1550 supplicant_dbus_property_foreach(iter, interface_capability,
1552 } else if (g_strcmp0(key, "State") == 0) {
1553 const char *str = NULL;
1555 dbus_message_iter_get_basic(iter, &str);
1557 if (string2state(str) != interface->state) {
1558 interface->state = string2state(str);
1559 callback_interface_state(interface);
1562 SUPPLICANT_DBG("state %s (%d)", str, interface->state);
1563 } else if (g_strcmp0(key, "Scanning") == 0) {
1564 dbus_bool_t scanning = FALSE;
1566 dbus_message_iter_get_basic(iter, &scanning);
1567 interface->scanning = scanning;
1569 if (interface->ready == TRUE) {
1570 if (interface->scanning == TRUE)
1571 callback_scan_started(interface);
1573 callback_scan_finished(interface);
1575 } else if (g_strcmp0(key, "ApScan") == 0) {
1578 dbus_message_iter_get_basic(iter, &apscan);
1579 interface->apscan = apscan;
1580 } else if (g_strcmp0(key, "Ifname") == 0) {
1581 const char *str = NULL;
1583 dbus_message_iter_get_basic(iter, &str);
1585 g_free(interface->ifname);
1586 interface->ifname = g_strdup(str);
1588 } else if (g_strcmp0(key, "Driver") == 0) {
1589 const char *str = NULL;
1591 dbus_message_iter_get_basic(iter, &str);
1593 g_free(interface->driver);
1594 interface->driver = g_strdup(str);
1596 } else if (g_strcmp0(key, "BridgeIfname") == 0) {
1597 const char *str = NULL;
1599 dbus_message_iter_get_basic(iter, &str);
1601 g_free(interface->bridge);
1602 interface->bridge = g_strdup(str);
1604 } else if (g_strcmp0(key, "CurrentBSS") == 0) {
1605 interface_bss_added_without_keys(iter, interface);
1606 } else if (g_strcmp0(key, "CurrentNetwork") == 0) {
1607 interface_network_added(iter, interface);
1608 } else if (g_strcmp0(key, "BSSs") == 0) {
1609 supplicant_dbus_array_foreach(iter, interface_bss_added_without_keys,
1611 } else if (g_strcmp0(key, "Blobs") == 0) {
1613 } else if (g_strcmp0(key, "Networks") == 0) {
1614 supplicant_dbus_array_foreach(iter, interface_network_added,
1617 SUPPLICANT_DBG("key %s type %c",
1618 key, dbus_message_iter_get_arg_type(iter));
1621 static void scan_network_update(DBusMessageIter *iter, void *user_data)
1623 GSupplicantInterface *interface = user_data;
1624 GSupplicantNetwork *network;
1630 dbus_message_iter_get_basic(iter, &path);
1635 if (g_strcmp0(path, "/") == 0)
1638 /* Update the network details based on scan BSS data */
1639 network = g_hash_table_lookup(interface->bss_mapping, path);
1640 if (network != NULL)
1641 callback_network_added(network);
1644 static void scan_bss_data(const char *key, DBusMessageIter *iter,
1647 GSupplicantInterface *interface = user_data;
1650 supplicant_dbus_array_foreach(iter, scan_network_update,
1653 if (interface->scan_callback != NULL)
1654 interface->scan_callback(0, interface, interface->scan_data);
1656 interface->scan_callback = NULL;
1657 interface->scan_data = NULL;
1660 static GSupplicantInterface *interface_alloc(const char *path)
1662 GSupplicantInterface *interface;
1664 interface = g_try_new0(GSupplicantInterface, 1);
1665 if (interface == NULL)
1668 interface->path = g_strdup(path);
1670 interface->network_table = g_hash_table_new_full(g_str_hash,
1671 g_str_equal, NULL, remove_network);
1673 interface->net_mapping = g_hash_table_new_full(g_str_hash, g_str_equal,
1675 interface->bss_mapping = g_hash_table_new_full(g_str_hash, g_str_equal,
1678 g_hash_table_replace(interface_table, interface->path, interface);
1683 static void interface_added(DBusMessageIter *iter, void *user_data)
1685 GSupplicantInterface *interface;
1686 const char *path = NULL;
1690 dbus_message_iter_get_basic(iter, &path);
1694 if (g_strcmp0(path, "/") == 0)
1697 interface = g_hash_table_lookup(interface_table, path);
1698 if (interface != NULL)
1701 interface = interface_alloc(path);
1702 if (interface == NULL)
1705 dbus_message_iter_next(iter);
1706 if (dbus_message_iter_get_arg_type(iter) != DBUS_TYPE_INVALID) {
1707 supplicant_dbus_property_foreach(iter, interface_property,
1709 interface_property(NULL, NULL, interface);
1713 supplicant_dbus_property_get_all(path,
1714 SUPPLICANT_INTERFACE ".Interface",
1715 interface_property, interface);
1718 static void interface_removed(DBusMessageIter *iter, void *user_data)
1720 const char *path = NULL;
1722 dbus_message_iter_get_basic(iter, &path);
1726 g_hash_table_remove(interface_table, path);
1729 static void eap_method(DBusMessageIter *iter, void *user_data)
1731 const char *str = NULL;
1734 dbus_message_iter_get_basic(iter, &str);
1738 for (i = 0; eap_method_map[i].str != NULL; i++)
1739 if (strcmp(str, eap_method_map[i].str) == 0) {
1740 eap_methods |= eap_method_map[i].val;
1745 static void service_property(const char *key, DBusMessageIter *iter,
1749 callback_system_ready();
1753 if (g_strcmp0(key, "DebugLevel") == 0) {
1754 const char *str = NULL;
1757 dbus_message_iter_get_basic(iter, &str);
1758 for (i = 0; debug_strings[i] != NULL; i++)
1759 if (g_strcmp0(debug_strings[i], str) == 0) {
1763 SUPPLICANT_DBG("Debug level %d", debug_level);
1764 } else if (g_strcmp0(key, "DebugTimestamp") == 0) {
1765 dbus_message_iter_get_basic(iter, &debug_timestamp);
1766 SUPPLICANT_DBG("Debug timestamp %u", debug_timestamp);
1767 } else if (g_strcmp0(key, "DebugShowKeys") == 0) {
1768 dbus_message_iter_get_basic(iter, &debug_showkeys);
1769 SUPPLICANT_DBG("Debug show keys %u", debug_showkeys);
1770 } else if (g_strcmp0(key, "Interfaces") == 0) {
1771 supplicant_dbus_array_foreach(iter, interface_added, NULL);
1772 } else if (g_strcmp0(key, "EapMethods") == 0) {
1773 supplicant_dbus_array_foreach(iter, eap_method, NULL);
1774 debug_strvalmap("EAP method", eap_method_map, eap_methods);
1775 } else if (g_strcmp0(key, "Country") == 0) {
1776 const char *country = NULL;
1778 dbus_message_iter_get_basic(iter, &country);
1779 SUPPLICANT_DBG("Country %s", country);
1781 SUPPLICANT_DBG("key %s type %c",
1782 key, dbus_message_iter_get_arg_type(iter));
1785 static void signal_name_owner_changed(const char *path, DBusMessageIter *iter)
1787 const char *name = NULL, *old = NULL, *new = NULL;
1791 if (g_strcmp0(path, DBUS_PATH_DBUS) != 0)
1794 dbus_message_iter_get_basic(iter, &name);
1798 if (g_strcmp0(name, SUPPLICANT_SERVICE) != 0)
1801 dbus_message_iter_next(iter);
1802 dbus_message_iter_get_basic(iter, &old);
1803 dbus_message_iter_next(iter);
1804 dbus_message_iter_get_basic(iter, &new);
1806 if (old == NULL || new == NULL)
1809 if (strlen(old) > 0 && strlen(new) == 0) {
1810 system_available = FALSE;
1811 g_hash_table_remove_all(bss_mapping);
1812 g_hash_table_remove_all(interface_table);
1813 callback_system_killed();
1816 if (strlen(new) > 0 && strlen(old) == 0) {
1817 system_available = TRUE;
1818 supplicant_dbus_property_get_all(SUPPLICANT_PATH,
1819 SUPPLICANT_INTERFACE,
1820 service_property, NULL);
1824 static void signal_properties_changed(const char *path, DBusMessageIter *iter)
1828 if (g_strcmp0(path, SUPPLICANT_PATH) != 0)
1831 supplicant_dbus_property_foreach(iter, service_property, NULL);
1834 static void signal_interface_added(const char *path, DBusMessageIter *iter)
1836 SUPPLICANT_DBG("path %s %s", path, SUPPLICANT_PATH);
1838 if (g_strcmp0(path, SUPPLICANT_PATH) == 0)
1839 interface_added(iter, NULL);
1842 static void signal_interface_removed(const char *path, DBusMessageIter *iter)
1846 if (g_strcmp0(path, SUPPLICANT_PATH) == 0)
1847 interface_removed(iter, NULL);
1850 static void signal_interface_changed(const char *path, DBusMessageIter *iter)
1852 GSupplicantInterface *interface;
1856 interface = g_hash_table_lookup(interface_table, path);
1857 if (interface == NULL)
1860 supplicant_dbus_property_foreach(iter, interface_property, interface);
1863 static void signal_scan_done(const char *path, DBusMessageIter *iter)
1865 GSupplicantInterface *interface;
1866 dbus_bool_t success = FALSE;
1870 interface = g_hash_table_lookup(interface_table, path);
1871 if (interface == NULL)
1874 dbus_message_iter_get_basic(iter, &success);
1877 * If scan is unsuccessful return -EIO else get the scanned BSSs
1878 * and update the network details accordingly
1880 if (success == FALSE) {
1881 if (interface->scan_callback != NULL)
1882 interface->scan_callback(-EIO, interface,
1883 interface->scan_data);
1885 interface->scan_callback = NULL;
1886 interface->scan_data = NULL;
1891 supplicant_dbus_property_get(path, SUPPLICANT_INTERFACE ".Interface",
1892 "BSSs", scan_bss_data, interface);
1895 static void signal_bss_added(const char *path, DBusMessageIter *iter)
1897 GSupplicantInterface *interface;
1901 interface = g_hash_table_lookup(interface_table, path);
1902 if (interface == NULL)
1905 interface_bss_added_with_keys(iter, interface);
1908 static void signal_bss_removed(const char *path, DBusMessageIter *iter)
1910 GSupplicantInterface *interface;
1914 interface = g_hash_table_lookup(interface_table, path);
1915 if (interface == NULL)
1918 interface_bss_removed(iter, interface);
1921 static void signal_network_added(const char *path, DBusMessageIter *iter)
1923 GSupplicantInterface *interface;
1927 interface = g_hash_table_lookup(interface_table, path);
1928 if (interface == NULL)
1931 interface_network_added(iter, interface);
1934 static void signal_network_removed(const char *path, DBusMessageIter *iter)
1936 GSupplicantInterface *interface;
1940 interface = g_hash_table_lookup(interface_table, path);
1941 if (interface == NULL)
1944 interface_network_removed(iter, interface);
1947 static void signal_bss_changed(const char *path, DBusMessageIter *iter)
1949 GSupplicantInterface *interface;
1950 GSupplicantNetwork *network;
1951 struct g_supplicant_bss *bss;
1955 interface = g_hash_table_lookup(bss_mapping, path);
1956 if (interface == NULL)
1959 network = g_hash_table_lookup(interface->bss_mapping, path);
1960 if (network == NULL)
1963 bss = g_hash_table_lookup(network->bss_table, path);
1967 supplicant_dbus_property_foreach(iter, bss_property, bss);
1969 if (bss->signal == network->signal)
1973 * If the new signal is lower than the SSID signal, we need
1974 * to check for the new maximum.
1976 if (bss->signal < network->signal) {
1977 if (bss != network->best_bss)
1979 network->signal = bss->signal;
1980 update_network_signal(network);
1982 network->signal = bss->signal;
1983 network->best_bss = bss;
1986 SUPPLICANT_DBG("New network signal for %s %d dBm", network->ssid, network->signal);
1988 callback_network_changed(network, "Signal");
1991 static void wps_credentials(const char *key, DBusMessageIter *iter,
1994 GSupplicantInterface *interface = user_data;
1999 SUPPLICANT_DBG("key %s", key);
2001 if (g_strcmp0(key, "Key") == 0) {
2002 DBusMessageIter array;
2006 dbus_message_iter_recurse(iter, &array);
2007 dbus_message_iter_get_fixed_array(&array, &key, &key_len);
2009 g_free(interface->wps_cred.key);
2010 interface->wps_cred.key = g_try_malloc0(
2011 sizeof(char) * key_len+1);
2013 if (interface->wps_cred.key == NULL)
2016 memcpy(interface->wps_cred.key, key, sizeof(char) * key_len);
2018 SUPPLICANT_DBG("WPS key present");
2019 } else if (g_strcmp0(key, "SSID") == 0) {
2020 DBusMessageIter array;
2021 unsigned char *ssid;
2024 dbus_message_iter_recurse(iter, &array);
2025 dbus_message_iter_get_fixed_array(&array, &ssid, &ssid_len);
2027 if (ssid_len > 0 && ssid_len < 33) {
2028 memcpy(interface->wps_cred.ssid, ssid, ssid_len);
2029 interface->wps_cred.ssid_len = ssid_len;
2031 memset(interface->wps_cred.ssid, 0, 32);
2032 interface->wps_cred.ssid_len = 0;
2037 static void signal_wps_credentials(const char *path, DBusMessageIter *iter)
2039 GSupplicantInterface *interface;
2043 interface = g_hash_table_lookup(interface_table, path);
2044 if (interface == NULL)
2047 supplicant_dbus_property_foreach(iter, wps_credentials, interface);
2050 static void wps_event_args(const char *key, DBusMessageIter *iter,
2053 GSupplicantInterface *interface = user_data;
2055 if (key == NULL || interface == NULL)
2058 SUPPLICANT_DBG("Arg Key %s", key);
2061 static void signal_wps_event(const char *path, DBusMessageIter *iter)
2063 GSupplicantInterface *interface;
2064 const char *name = NULL;
2068 interface = g_hash_table_lookup(interface_table, path);
2069 if (interface == NULL)
2072 dbus_message_iter_get_basic(iter, &name);
2074 SUPPLICANT_DBG("Name: %s", name);
2076 if (g_strcmp0(name, "success") == 0)
2077 interface->wps_state = G_SUPPLICANT_WPS_STATE_SUCCESS;
2078 else if (g_strcmp0(name, "failed") == 0)
2079 interface->wps_state = G_SUPPLICANT_WPS_STATE_FAIL;
2081 interface->wps_state = G_SUPPLICANT_WPS_STATE_UNKNOWN;
2083 if (!dbus_message_iter_has_next(iter))
2086 dbus_message_iter_next(iter);
2088 supplicant_dbus_property_foreach(iter, wps_event_args, interface);
2092 const char *interface;
2094 void (*function) (const char *path, DBusMessageIter *iter);
2096 { DBUS_INTERFACE_DBUS, "NameOwnerChanged", signal_name_owner_changed },
2098 { SUPPLICANT_INTERFACE, "PropertiesChanged", signal_properties_changed },
2099 { SUPPLICANT_INTERFACE, "InterfaceAdded", signal_interface_added },
2100 { SUPPLICANT_INTERFACE, "InterfaceCreated", signal_interface_added },
2101 { SUPPLICANT_INTERFACE, "InterfaceRemoved", signal_interface_removed },
2103 { SUPPLICANT_INTERFACE ".Interface", "PropertiesChanged", signal_interface_changed },
2104 { SUPPLICANT_INTERFACE ".Interface", "ScanDone", signal_scan_done },
2105 { SUPPLICANT_INTERFACE ".Interface", "BSSAdded", signal_bss_added },
2106 { SUPPLICANT_INTERFACE ".Interface", "BSSRemoved", signal_bss_removed },
2107 { SUPPLICANT_INTERFACE ".Interface", "NetworkAdded", signal_network_added },
2108 { SUPPLICANT_INTERFACE ".Interface", "NetworkRemoved", signal_network_removed },
2110 { SUPPLICANT_INTERFACE ".BSS", "PropertiesChanged", signal_bss_changed },
2112 { SUPPLICANT_INTERFACE ".Interface.WPS", "Credentials", signal_wps_credentials },
2113 { SUPPLICANT_INTERFACE ".Interface.WPS", "Event", signal_wps_event },
2118 static DBusHandlerResult g_supplicant_filter(DBusConnection *conn,
2119 DBusMessage *message, void *data)
2121 DBusMessageIter iter;
2125 path = dbus_message_get_path(message);
2127 return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
2129 if (dbus_message_iter_init(message, &iter) == FALSE)
2130 return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
2132 for (i = 0; signal_map[i].interface != NULL; i++) {
2133 if (dbus_message_has_interface(message,
2134 signal_map[i].interface) == FALSE)
2137 if (dbus_message_has_member(message,
2138 signal_map[i].member) == FALSE)
2141 signal_map[i].function(path, &iter);
2145 return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
2148 struct supplicant_regdom {
2149 GSupplicantCountryCallback callback;
2150 const void *user_data;
2153 static void country_result(const char *error,
2154 DBusMessageIter *iter, void *user_data)
2156 struct supplicant_regdom *regdom = user_data;
2159 SUPPLICANT_DBG("Country setting result");
2161 if (user_data == NULL)
2164 if (error == NULL) {
2165 alpha2 = (char *)regdom->user_data;
2167 SUPPLICANT_DBG("Country setting failure %s", error);
2171 if (regdom->callback)
2172 regdom->callback(alpha2);
2177 static void country_params(DBusMessageIter *iter, void *user_data)
2179 struct supplicant_regdom *regdom = user_data;
2180 const char *country;
2182 country = regdom->user_data;
2184 dbus_message_iter_append_basic(iter, DBUS_TYPE_STRING, &country);
2187 int g_supplicant_set_country(const char *alpha2,
2188 GSupplicantCountryCallback callback,
2189 const void *user_data)
2191 struct supplicant_regdom *regdom;
2193 SUPPLICANT_DBG("Country setting %s", alpha2);
2195 if (system_available == FALSE)
2198 regdom = dbus_malloc0(sizeof(*regdom));
2202 regdom->callback = callback;
2203 regdom->user_data = user_data;
2205 return supplicant_dbus_property_set(SUPPLICANT_PATH, SUPPLICANT_INTERFACE,
2206 "Country", DBUS_TYPE_STRING_AS_STRING,
2207 country_params, country_result,
2211 struct interface_data {
2212 GSupplicantInterface *interface;
2213 GSupplicantInterfaceCallback callback;
2217 struct interface_create_data {
2221 GSupplicantInterface *interface;
2222 GSupplicantInterfaceCallback callback;
2226 struct interface_connect_data {
2227 GSupplicantInterface *interface;
2228 GSupplicantInterfaceCallback callback;
2229 GSupplicantSSID *ssid;
2233 struct interface_scan_data {
2234 GSupplicantInterface *interface;
2235 GSupplicantInterfaceCallback callback;
2236 GSupplicantScanParams *scan_params;
2240 static void interface_create_property(const char *key, DBusMessageIter *iter,
2243 struct interface_create_data *data = user_data;
2244 GSupplicantInterface *interface = data->interface;
2247 if (data->callback != NULL)
2248 data->callback(0, data->interface, data->user_data);
2253 interface_property(key, iter, interface);
2256 static void interface_create_result(const char *error,
2257 DBusMessageIter *iter, void *user_data)
2259 struct interface_create_data *data = user_data;
2260 const char *path = NULL;
2265 if (error != NULL) {
2266 g_critical("error %s", error);
2271 dbus_message_iter_get_basic(iter, &path);
2277 if (system_available == FALSE) {
2282 data->interface = g_hash_table_lookup(interface_table, path);
2283 if (data->interface == NULL) {
2284 data->interface = interface_alloc(path);
2285 if (data->interface == NULL) {
2291 err = supplicant_dbus_property_get_all(path,
2292 SUPPLICANT_INTERFACE ".Interface",
2293 interface_create_property, data);
2298 if (data->callback != NULL)
2299 data->callback(err, NULL, data->user_data);
2304 static void interface_create_params(DBusMessageIter *iter, void *user_data)
2306 struct interface_create_data *data = user_data;
2307 DBusMessageIter dict;
2311 supplicant_dbus_dict_open(iter, &dict);
2313 supplicant_dbus_dict_append_basic(&dict, "Ifname",
2314 DBUS_TYPE_STRING, &data->ifname);
2316 if (data->driver != NULL)
2317 supplicant_dbus_dict_append_basic(&dict, "Driver",
2318 DBUS_TYPE_STRING, &data->driver);
2320 if (data->bridge != NULL)
2321 supplicant_dbus_dict_append_basic(&dict, "BridgeIfname",
2322 DBUS_TYPE_STRING, &data->bridge);
2324 supplicant_dbus_dict_close(iter, &dict);
2327 static void interface_get_result(const char *error,
2328 DBusMessageIter *iter, void *user_data)
2330 struct interface_create_data *data = user_data;
2331 GSupplicantInterface *interface;
2332 const char *path = NULL;
2337 if (error != NULL) {
2338 SUPPLICANT_DBG("Interface not created yet");
2343 dbus_message_iter_get_basic(iter, &path);
2349 interface = g_hash_table_lookup(interface_table, path);
2350 if (interface == NULL) {
2355 if (data->callback != NULL)
2356 data->callback(0, interface, data->user_data);
2363 if (system_available == FALSE) {
2368 SUPPLICANT_DBG("Creating interface");
2370 err = supplicant_dbus_method_call(SUPPLICANT_PATH,
2371 SUPPLICANT_INTERFACE,
2373 interface_create_params,
2374 interface_create_result, data);
2379 if (data->callback != NULL)
2380 data->callback(err, NULL, data->user_data);
2385 static void interface_get_params(DBusMessageIter *iter, void *user_data)
2387 struct interface_create_data *data = user_data;
2391 dbus_message_iter_append_basic(iter, DBUS_TYPE_STRING, &data->ifname);
2394 int g_supplicant_interface_create(const char *ifname, const char *driver,
2396 GSupplicantInterfaceCallback callback,
2399 struct interface_create_data *data;
2401 SUPPLICANT_DBG("ifname %s", ifname);
2406 if (system_available == FALSE)
2409 data = dbus_malloc0(sizeof(*data));
2413 data->ifname = ifname;
2414 data->driver = driver;
2415 data->bridge = bridge;
2416 data->callback = callback;
2417 data->user_data = user_data;
2419 return supplicant_dbus_method_call(SUPPLICANT_PATH,
2420 SUPPLICANT_INTERFACE,
2422 interface_get_params,
2423 interface_get_result, data);
2426 static void interface_remove_result(const char *error,
2427 DBusMessageIter *iter, void *user_data)
2429 struct interface_data *data = user_data;
2432 if (error != NULL) {
2437 if (system_available == FALSE) {
2443 * The gsupplicant interface is already freed by the InterfaceRemoved
2444 * signal callback. Simply invoke the interface_data callback.
2449 if (data->callback != NULL)
2450 data->callback(err, NULL, data->user_data);
2456 static void interface_remove_params(DBusMessageIter *iter, void *user_data)
2458 struct interface_data *data = user_data;
2460 dbus_message_iter_append_basic(iter, DBUS_TYPE_OBJECT_PATH,
2461 &data->interface->path);
2465 int g_supplicant_interface_remove(GSupplicantInterface *interface,
2466 GSupplicantInterfaceCallback callback,
2469 struct interface_data *data;
2471 if (interface == NULL)
2474 if (system_available == FALSE)
2477 data = dbus_malloc0(sizeof(*data));
2481 data->interface = interface;
2482 data->callback = callback;
2483 data->user_data = user_data;
2485 return supplicant_dbus_method_call(SUPPLICANT_PATH,
2486 SUPPLICANT_INTERFACE,
2488 interface_remove_params,
2489 interface_remove_result, data);
2492 static void interface_scan_result(const char *error,
2493 DBusMessageIter *iter, void *user_data)
2495 struct interface_scan_data *data = user_data;
2497 if (error != NULL) {
2498 SUPPLICANT_DBG("error %s", error);
2500 if (data->callback != NULL)
2501 data->callback(-EIO, data->interface, data->user_data);
2503 data->interface->scan_callback = data->callback;
2504 data->interface->scan_data = data->user_data;
2507 if (data != NULL && data->scan_params != NULL)
2508 g_free(data->scan_params);
2513 static void add_scan_frequency(DBusMessageIter *iter, unsigned int freq)
2515 DBusMessageIter data;
2516 unsigned int width = 0; /* Not used by wpa_supplicant atm */
2518 dbus_message_iter_open_container(iter, DBUS_TYPE_STRUCT, NULL, &data);
2520 dbus_message_iter_append_basic(&data, DBUS_TYPE_UINT32, &freq);
2521 dbus_message_iter_append_basic(&data, DBUS_TYPE_UINT32, &width);
2523 dbus_message_iter_close_container(iter, &data);
2526 static void add_scan_frequencies(DBusMessageIter *iter,
2529 GSupplicantScanParams *scan_data = user_data;
2533 for (i = 0; i < G_SUPPLICANT_MAX_FAST_SCAN; i++) {
2534 freq = scan_data->freqs[i];
2538 add_scan_frequency(iter, freq);
2542 static void append_ssid(DBusMessageIter *iter,
2543 const void *ssid, unsigned int len)
2545 DBusMessageIter array;
2547 dbus_message_iter_open_container(iter, DBUS_TYPE_ARRAY,
2548 DBUS_TYPE_BYTE_AS_STRING, &array);
2550 dbus_message_iter_append_fixed_array(&array, DBUS_TYPE_BYTE,
2552 dbus_message_iter_close_container(iter, &array);
2555 static void append_ssids(DBusMessageIter *iter, void *user_data)
2557 GSupplicantScanParams *scan_data = user_data;
2560 for (i = 0; i < scan_data->num_ssids; i++)
2561 append_ssid(iter, scan_data->ssids[i].ssid,
2562 scan_data->ssids[i].ssid_len);
2565 static void supplicant_add_scan_frequency(DBusMessageIter *dict,
2566 supplicant_dbus_array_function function,
2569 GSupplicantScanParams *scan_params = user_data;
2570 DBusMessageIter entry, value, array;
2571 const char *key = "Channels";
2573 if (scan_params->freqs[0] != 0) {
2574 dbus_message_iter_open_container(dict, DBUS_TYPE_DICT_ENTRY,
2577 dbus_message_iter_append_basic(&entry, DBUS_TYPE_STRING, &key);
2579 dbus_message_iter_open_container(&entry, DBUS_TYPE_VARIANT,
2580 DBUS_TYPE_ARRAY_AS_STRING
2581 DBUS_STRUCT_BEGIN_CHAR_AS_STRING
2582 DBUS_TYPE_UINT32_AS_STRING
2583 DBUS_TYPE_UINT32_AS_STRING
2584 DBUS_STRUCT_END_CHAR_AS_STRING,
2587 dbus_message_iter_open_container(&value, DBUS_TYPE_ARRAY,
2588 DBUS_STRUCT_BEGIN_CHAR_AS_STRING
2589 DBUS_TYPE_UINT32_AS_STRING
2590 DBUS_TYPE_UINT32_AS_STRING
2591 DBUS_STRUCT_END_CHAR_AS_STRING,
2595 function(&array, user_data);
2597 dbus_message_iter_close_container(&value, &array);
2598 dbus_message_iter_close_container(&entry, &value);
2599 dbus_message_iter_close_container(dict, &entry);
2603 static void interface_scan_params(DBusMessageIter *iter, void *user_data)
2605 DBusMessageIter dict;
2606 const char *type = "passive";
2607 struct interface_scan_data *data = user_data;
2609 supplicant_dbus_dict_open(iter, &dict);
2611 if (data && data->scan_params) {
2614 supplicant_dbus_dict_append_basic(&dict, "Type",
2615 DBUS_TYPE_STRING, &type);
2617 supplicant_dbus_dict_append_array(&dict, "SSIDs",
2622 supplicant_add_scan_frequency(&dict, add_scan_frequencies,
2625 supplicant_dbus_dict_append_basic(&dict, "Type",
2626 DBUS_TYPE_STRING, &type);
2628 supplicant_dbus_dict_close(iter, &dict);
2631 int g_supplicant_interface_scan(GSupplicantInterface *interface,
2632 GSupplicantScanParams *scan_data,
2633 GSupplicantInterfaceCallback callback,
2636 struct interface_scan_data *data;
2639 if (interface == NULL)
2642 if (system_available == FALSE)
2645 if (interface->scanning == TRUE)
2648 switch (interface->state) {
2649 case G_SUPPLICANT_STATE_AUTHENTICATING:
2650 case G_SUPPLICANT_STATE_ASSOCIATING:
2651 case G_SUPPLICANT_STATE_ASSOCIATED:
2652 case G_SUPPLICANT_STATE_4WAY_HANDSHAKE:
2653 case G_SUPPLICANT_STATE_GROUP_HANDSHAKE:
2655 case G_SUPPLICANT_STATE_UNKNOWN:
2656 case G_SUPPLICANT_STATE_DISCONNECTED:
2657 case G_SUPPLICANT_STATE_INACTIVE:
2658 case G_SUPPLICANT_STATE_SCANNING:
2659 case G_SUPPLICANT_STATE_COMPLETED:
2663 data = dbus_malloc0(sizeof(*data));
2667 data->interface = interface;
2668 data->callback = callback;
2669 data->user_data = user_data;
2670 data->scan_params = scan_data;
2672 ret = supplicant_dbus_method_call(interface->path,
2673 SUPPLICANT_INTERFACE ".Interface", "Scan",
2674 interface_scan_params, interface_scan_result, data);
2682 static int parse_supplicant_error(DBusMessageIter *iter)
2684 int err = -ECANCELED;
2687 while (dbus_message_iter_get_arg_type(iter) == DBUS_TYPE_STRING) {
2688 dbus_message_iter_get_basic(iter, &key);
2689 if (strncmp(key, "psk", 4) == 0 ||
2690 strncmp(key, "wep_key", 7) == 0) {
2694 dbus_message_iter_next(iter);
2700 static void interface_select_network_result(const char *error,
2701 DBusMessageIter *iter, void *user_data)
2703 struct interface_connect_data *data = user_data;
2709 if (error != NULL) {
2710 SUPPLICANT_DBG("SelectNetwork error %s", error);
2711 err = parse_supplicant_error(iter);
2714 if (data->callback != NULL)
2715 data->callback(err, data->interface, data->user_data);
2721 static void interface_select_network_params(DBusMessageIter *iter,
2724 struct interface_connect_data *data = user_data;
2725 GSupplicantInterface *interface = data->interface;
2727 dbus_message_iter_append_basic(iter, DBUS_TYPE_OBJECT_PATH,
2728 &interface->network_path);
2731 static void interface_add_network_result(const char *error,
2732 DBusMessageIter *iter, void *user_data)
2734 struct interface_connect_data *data = user_data;
2735 GSupplicantInterface *interface = data->interface;
2742 dbus_message_iter_get_basic(iter, &path);
2746 SUPPLICANT_DBG("PATH: %s", path);
2748 g_free(interface->network_path);
2749 interface->network_path = g_strdup(path);
2751 supplicant_dbus_method_call(data->interface->path,
2752 SUPPLICANT_INTERFACE ".Interface", "SelectNetwork",
2753 interface_select_network_params,
2754 interface_select_network_result, data);
2759 SUPPLICANT_DBG("AddNetwork error %s", error);
2760 err = parse_supplicant_error(iter);
2761 if (data->callback != NULL)
2762 data->callback(err, data->interface, data->user_data);
2764 g_free(interface->network_path);
2765 interface->network_path = NULL;
2770 static void add_network_security_wep(DBusMessageIter *dict,
2771 GSupplicantSSID *ssid)
2773 const char *auth_alg = "OPEN SHARED";
2774 const char *key_index = "0";
2776 supplicant_dbus_dict_append_basic(dict, "auth_alg",
2777 DBUS_TYPE_STRING, &auth_alg);
2779 if (ssid->passphrase) {
2780 int size = strlen(ssid->passphrase);
2781 if (size == 10 || size == 26) {
2782 unsigned char *key = g_try_malloc(13);
2786 memset(tmp, 0, sizeof(tmp));
2790 for (i = 0; i < size / 2; i++) {
2791 memcpy(tmp, ssid->passphrase + (i * 2), 2);
2792 key[i] = (unsigned char) strtol(tmp, NULL, 16);
2795 supplicant_dbus_dict_append_fixed_array(dict,
2800 } else if (size == 5 || size == 13) {
2801 unsigned char *key = g_try_malloc(13);
2807 for (i = 0; i < size; i++)
2808 key[i] = (unsigned char) ssid->passphrase[i];
2810 supplicant_dbus_dict_append_fixed_array(dict,
2816 supplicant_dbus_dict_append_basic(dict,
2821 supplicant_dbus_dict_append_basic(dict, "wep_tx_keyidx",
2822 DBUS_TYPE_STRING, &key_index);
2826 static dbus_bool_t is_psk_raw_key(const char *psk)
2830 /* A raw key is always 64 bytes length... */
2831 if (strlen(psk) != 64)
2834 /* ... and its content is in hex representation */
2835 for (i = 0; i < 64; i++)
2836 if (!isxdigit((unsigned char) psk[i]))
2842 static void add_network_security_psk(DBusMessageIter *dict,
2843 GSupplicantSSID *ssid)
2845 if (ssid->passphrase && strlen(ssid->passphrase) > 0) {
2847 if (is_psk_raw_key(ssid->passphrase) == TRUE)
2848 supplicant_dbus_property_append_fixed_array(dict,
2849 "psk", DBUS_TYPE_BYTE,
2850 &ssid->passphrase, 64);
2852 supplicant_dbus_dict_append_basic(dict, "psk",
2858 static void add_network_security_tls(DBusMessageIter *dict,
2859 GSupplicantSSID *ssid)
2862 * For TLS, we at least need:
2863 * The client certificate
2864 * The client private key file
2865 * The client private key file password
2867 * The Authority certificate is optional.
2869 if (ssid->client_cert_path == NULL)
2872 if (ssid->private_key_path == NULL)
2875 if (ssid->private_key_passphrase == NULL)
2878 if (ssid->ca_cert_path)
2879 supplicant_dbus_dict_append_basic(dict, "ca_cert",
2880 DBUS_TYPE_STRING, &ssid->ca_cert_path);
2882 supplicant_dbus_dict_append_basic(dict, "private_key",
2884 &ssid->private_key_path);
2885 supplicant_dbus_dict_append_basic(dict, "private_key_passwd",
2887 &ssid->private_key_passphrase);
2888 supplicant_dbus_dict_append_basic(dict, "client_cert",
2890 &ssid->client_cert_path);
2893 static void add_network_security_peap(DBusMessageIter *dict,
2894 GSupplicantSSID *ssid)
2899 * For PEAP/TTLS, we at least need
2900 * The authority certificate
2901 * The 2nd phase authentication method
2902 * The 2nd phase passphrase
2904 * The Client certificate is optional although strongly recommended
2905 * When setting it, we need in addition
2906 * The Client private key file
2907 * The Client private key file password
2909 if (ssid->passphrase == NULL)
2912 if (ssid->phase2_auth == NULL)
2915 if (ssid->client_cert_path) {
2916 if (ssid->private_key_path == NULL)
2919 if (ssid->private_key_passphrase == NULL)
2922 supplicant_dbus_dict_append_basic(dict, "client_cert",
2924 &ssid->client_cert_path);
2926 supplicant_dbus_dict_append_basic(dict, "private_key",
2928 &ssid->private_key_path);
2930 supplicant_dbus_dict_append_basic(dict, "private_key_passwd",
2932 &ssid->private_key_passphrase);
2936 if (g_str_has_prefix(ssid->phase2_auth, "EAP-") == TRUE) {
2937 phase2_auth = g_strdup_printf("autheap=%s",
2938 ssid->phase2_auth + strlen("EAP-"));
2940 phase2_auth = g_strdup_printf("auth=%s", ssid->phase2_auth);
2942 supplicant_dbus_dict_append_basic(dict, "password",
2946 if (ssid->ca_cert_path)
2947 supplicant_dbus_dict_append_basic(dict, "ca_cert",
2949 &ssid->ca_cert_path);
2951 supplicant_dbus_dict_append_basic(dict, "phase2",
2955 g_free(phase2_auth);
2958 static void add_network_security_eap(DBusMessageIter *dict,
2959 GSupplicantSSID *ssid)
2963 if (ssid->eap == NULL || ssid->identity == NULL)
2966 if (g_strcmp0(ssid->eap, "tls") == 0) {
2967 add_network_security_tls(dict, ssid);
2968 } else if (g_strcmp0(ssid->eap, "peap") == 0 ||
2969 g_strcmp0(ssid->eap, "ttls") == 0) {
2970 add_network_security_peap(dict, ssid);
2974 eap_value = g_ascii_strup(ssid->eap, -1);
2976 supplicant_dbus_dict_append_basic(dict, "eap",
2979 supplicant_dbus_dict_append_basic(dict, "identity",
2986 static void add_network_security_ciphers(DBusMessageIter *dict,
2987 GSupplicantSSID *ssid)
2989 unsigned int p_cipher, g_cipher, i;
2990 char *pairwise, *group;
2991 char *pair_ciphers[4];
2992 char *group_ciphers[5];
2994 p_cipher = ssid->pairwise_cipher;
2995 g_cipher = ssid->group_cipher;
2997 if (p_cipher == 0 && g_cipher == 0)
3002 if (p_cipher & G_SUPPLICANT_PAIRWISE_CCMP)
3003 pair_ciphers[i++] = "CCMP";
3005 if (p_cipher & G_SUPPLICANT_PAIRWISE_TKIP)
3006 pair_ciphers[i++] = "TKIP";
3008 if (p_cipher & G_SUPPLICANT_PAIRWISE_NONE)
3009 pair_ciphers[i++] = "NONE";
3011 pair_ciphers[i] = NULL;
3015 if (g_cipher & G_SUPPLICANT_GROUP_CCMP)
3016 group_ciphers[i++] = "CCMP";
3018 if (g_cipher & G_SUPPLICANT_GROUP_TKIP)
3019 group_ciphers[i++] = "TKIP";
3021 if (g_cipher & G_SUPPLICANT_GROUP_WEP104)
3022 group_ciphers[i++] = "WEP104";
3024 if (g_cipher & G_SUPPLICANT_GROUP_WEP40)
3025 group_ciphers[i++] = "WEP40";
3027 group_ciphers[i] = NULL;
3029 pairwise = g_strjoinv(" ", pair_ciphers);
3030 group = g_strjoinv(" ", group_ciphers);
3032 SUPPLICANT_DBG("cipher %s %s", pairwise, group);
3034 supplicant_dbus_dict_append_basic(dict, "pairwise",
3037 supplicant_dbus_dict_append_basic(dict, "group",
3045 static void add_network_security_proto(DBusMessageIter *dict,
3046 GSupplicantSSID *ssid)
3048 unsigned int protocol, i;
3052 protocol = ssid->protocol;
3059 if (protocol & G_SUPPLICANT_PROTO_RSN)
3060 protos[i++] = "RSN";
3062 if (protocol & G_SUPPLICANT_PROTO_WPA)
3063 protos[i++] = "WPA";
3067 proto = g_strjoinv(" ", protos);
3069 SUPPLICANT_DBG("proto %s", proto);
3071 supplicant_dbus_dict_append_basic(dict, "proto",
3078 static void add_network_security(DBusMessageIter *dict, GSupplicantSSID *ssid)
3082 switch (ssid->security) {
3083 case G_SUPPLICANT_SECURITY_UNKNOWN:
3084 case G_SUPPLICANT_SECURITY_NONE:
3085 case G_SUPPLICANT_SECURITY_WEP:
3087 add_network_security_wep(dict, ssid);
3088 add_network_security_ciphers(dict, ssid);
3090 case G_SUPPLICANT_SECURITY_PSK:
3091 key_mgmt = "WPA-PSK";
3092 add_network_security_psk(dict, ssid);
3093 add_network_security_ciphers(dict, ssid);
3094 add_network_security_proto(dict, ssid);
3096 case G_SUPPLICANT_SECURITY_IEEE8021X:
3097 key_mgmt = "WPA-EAP";
3098 add_network_security_eap(dict, ssid);
3099 add_network_security_ciphers(dict, ssid);
3100 add_network_security_proto(dict, ssid);
3104 supplicant_dbus_dict_append_basic(dict, "key_mgmt",
3105 DBUS_TYPE_STRING, &key_mgmt);
3108 static void add_network_mode(DBusMessageIter *dict, GSupplicantSSID *ssid)
3112 switch (ssid->mode) {
3113 case G_SUPPLICANT_MODE_UNKNOWN:
3114 case G_SUPPLICANT_MODE_INFRA:
3117 case G_SUPPLICANT_MODE_IBSS:
3120 case G_SUPPLICANT_MODE_MASTER:
3125 supplicant_dbus_dict_append_basic(dict, "mode",
3126 DBUS_TYPE_UINT32, &mode);
3129 static void interface_add_network_params(DBusMessageIter *iter, void *user_data)
3131 DBusMessageIter dict;
3132 struct interface_connect_data *data = user_data;
3133 GSupplicantSSID *ssid = data->ssid;
3135 supplicant_dbus_dict_open(iter, &dict);
3137 if (ssid->scan_ssid)
3138 supplicant_dbus_dict_append_basic(&dict, "scan_ssid",
3139 DBUS_TYPE_UINT32, &ssid->scan_ssid);
3142 supplicant_dbus_dict_append_basic(&dict, "frequency",
3143 DBUS_TYPE_UINT32, &ssid->freq);
3145 if (ssid->bgscan != NULL)
3146 supplicant_dbus_dict_append_basic(&dict, "bgscan",
3147 DBUS_TYPE_STRING, &ssid->bgscan);
3149 add_network_mode(&dict, ssid);
3151 add_network_security(&dict, ssid);
3153 supplicant_dbus_dict_append_fixed_array(&dict, "ssid",
3154 DBUS_TYPE_BYTE, &ssid->ssid,
3157 supplicant_dbus_dict_close(iter, &dict);
3160 static void interface_wps_start_result(const char *error,
3161 DBusMessageIter *iter, void *user_data)
3163 struct interface_connect_data *data = user_data;
3167 SUPPLICANT_DBG("error: %s", error);
3173 static void interface_add_wps_params(DBusMessageIter *iter, void *user_data)
3175 struct interface_connect_data *data = user_data;
3176 GSupplicantSSID *ssid = data->ssid;
3177 const char *role = "enrollee", *type;
3178 DBusMessageIter dict;
3182 supplicant_dbus_dict_open(iter, &dict);
3184 supplicant_dbus_dict_append_basic(&dict, "Role",
3185 DBUS_TYPE_STRING, &role);
3188 if (ssid->pin_wps != NULL) {
3190 supplicant_dbus_dict_append_basic(&dict, "Pin",
3191 DBUS_TYPE_STRING, &ssid->pin_wps);
3194 supplicant_dbus_dict_append_basic(&dict, "Type",
3195 DBUS_TYPE_STRING, &type);
3197 supplicant_dbus_dict_close(iter, &dict);
3200 static void wps_start(const char *error, DBusMessageIter *iter, void *user_data)
3202 struct interface_connect_data *data = user_data;
3206 if (error != NULL) {
3207 SUPPLICANT_DBG("error: %s", error);
3213 supplicant_dbus_method_call(data->interface->path,
3214 SUPPLICANT_INTERFACE ".Interface.WPS", "Start",
3215 interface_add_wps_params,
3216 interface_wps_start_result, data);
3219 static void wps_process_credentials(DBusMessageIter *iter, void *user_data)
3221 dbus_bool_t credentials = TRUE;
3225 dbus_message_iter_append_basic(iter, DBUS_TYPE_BOOLEAN, &credentials);
3229 int g_supplicant_interface_connect(GSupplicantInterface *interface,
3230 GSupplicantSSID *ssid,
3231 GSupplicantInterfaceCallback callback,
3234 struct interface_connect_data *data;
3237 if (interface == NULL)
3240 if (system_available == FALSE)
3243 /* TODO: Check if we're already connected and switch */
3245 data = dbus_malloc0(sizeof(*data));
3249 data->interface = interface;
3250 data->callback = callback;
3252 data->user_data = user_data;
3254 if (ssid->use_wps == TRUE) {
3255 g_free(interface->wps_cred.key);
3256 memset(&interface->wps_cred, 0,
3257 sizeof(struct _GSupplicantWpsCredentials));
3259 ret = supplicant_dbus_property_set(interface->path,
3260 SUPPLICANT_INTERFACE ".Interface.WPS",
3261 "ProcessCredentials", DBUS_TYPE_BOOLEAN_AS_STRING,
3262 wps_process_credentials, wps_start, data);
3264 ret = supplicant_dbus_method_call(interface->path,
3265 SUPPLICANT_INTERFACE ".Interface", "AddNetwork",
3266 interface_add_network_params,
3267 interface_add_network_result, data);
3272 return -EINPROGRESS;
3275 static void network_remove_result(const char *error,
3276 DBusMessageIter *iter, void *user_data)
3278 struct interface_data *data = user_data;
3286 if (data->callback != NULL)
3287 data->callback(result, data->interface, data->user_data);
3292 static void network_remove_params(DBusMessageIter *iter, void *user_data)
3294 struct interface_data *data = user_data;
3295 const char *path = data->interface->network_path;
3297 SUPPLICANT_DBG("path %s", path);
3299 dbus_message_iter_append_basic(iter, DBUS_TYPE_OBJECT_PATH, &path);
3302 static int network_remove(struct interface_data *data)
3304 GSupplicantInterface *interface = data->interface;
3308 return supplicant_dbus_method_call(interface->path,
3309 SUPPLICANT_INTERFACE ".Interface", "RemoveNetwork",
3310 network_remove_params, network_remove_result, data);
3313 static void interface_disconnect_result(const char *error,
3314 DBusMessageIter *iter, void *user_data)
3316 struct interface_data *data = user_data;
3320 if (error != NULL && data->callback != NULL)
3321 data->callback(-EIO, data->interface, data->user_data);
3323 /* If we are disconnecting from previous WPS successful
3324 * association. i.e.: it did not went through AddNetwork,
3325 * and interface->network_path was never set. */
3326 if (data->interface->network_path == NULL)
3329 network_remove(data);
3332 int g_supplicant_interface_disconnect(GSupplicantInterface *interface,
3333 GSupplicantInterfaceCallback callback,
3336 struct interface_data *data;
3340 if (interface == NULL)
3343 if (system_available == FALSE)
3346 data = dbus_malloc0(sizeof(*data));
3350 data->interface = interface;
3351 data->callback = callback;
3352 data->user_data = user_data;
3354 return supplicant_dbus_method_call(interface->path,
3355 SUPPLICANT_INTERFACE ".Interface", "Disconnect",
3356 NULL, interface_disconnect_result, data);
3360 static const char *g_supplicant_rule0 = "type=signal,"
3361 "path=" DBUS_PATH_DBUS ","
3362 "sender=" DBUS_SERVICE_DBUS ","
3363 "interface=" DBUS_INTERFACE_DBUS ","
3364 "member=NameOwnerChanged,"
3365 "arg0=" SUPPLICANT_SERVICE;
3366 static const char *g_supplicant_rule1 = "type=signal,"
3367 "interface=" SUPPLICANT_INTERFACE;
3368 static const char *g_supplicant_rule2 = "type=signal,"
3369 "interface=" SUPPLICANT_INTERFACE ".Interface";
3370 static const char *g_supplicant_rule3 = "type=signal,"
3371 "interface=" SUPPLICANT_INTERFACE ".Interface.WPS";
3372 static const char *g_supplicant_rule4 = "type=signal,"
3373 "interface=" SUPPLICANT_INTERFACE ".BSS";
3374 static const char *g_supplicant_rule5 = "type=signal,"
3375 "interface=" SUPPLICANT_INTERFACE ".Network";
3377 static void invoke_introspect_method(void)
3379 DBusMessage *message;
3381 message = dbus_message_new_method_call(SUPPLICANT_SERVICE,
3383 DBUS_INTERFACE_INTROSPECTABLE,
3386 if (message == NULL)
3389 dbus_message_set_no_reply(message, TRUE);
3390 dbus_connection_send(connection, message, NULL);
3391 dbus_message_unref(message);
3394 int g_supplicant_register(const GSupplicantCallbacks *callbacks)
3396 connection = dbus_bus_get(DBUS_BUS_SYSTEM, NULL);
3397 if (connection == NULL)
3400 if (dbus_connection_add_filter(connection,
3401 g_supplicant_filter, NULL, NULL) == FALSE) {
3402 dbus_connection_unref(connection);
3407 callbacks_pointer = callbacks;
3410 interface_table = g_hash_table_new_full(g_str_hash, g_str_equal,
3411 NULL, remove_interface);
3413 bss_mapping = g_hash_table_new_full(g_str_hash, g_str_equal,
3416 supplicant_dbus_setup(connection);
3418 dbus_bus_add_match(connection, g_supplicant_rule0, NULL);
3419 dbus_bus_add_match(connection, g_supplicant_rule1, NULL);
3420 dbus_bus_add_match(connection, g_supplicant_rule2, NULL);
3421 dbus_bus_add_match(connection, g_supplicant_rule3, NULL);
3422 dbus_bus_add_match(connection, g_supplicant_rule4, NULL);
3423 dbus_bus_add_match(connection, g_supplicant_rule5, NULL);
3424 dbus_connection_flush(connection);
3426 if (dbus_bus_name_has_owner(connection,
3427 SUPPLICANT_SERVICE, NULL) == TRUE) {
3428 system_available = TRUE;
3429 supplicant_dbus_property_get_all(SUPPLICANT_PATH,
3430 SUPPLICANT_INTERFACE,
3431 service_property, NULL);
3433 invoke_introspect_method();
3438 static void unregister_interface_remove_params(DBusMessageIter *iter,
3441 const char *path = user_data;
3443 dbus_message_iter_append_basic(iter, DBUS_TYPE_OBJECT_PATH,
3448 static void unregister_remove_interface(gpointer key, gpointer value,
3451 GSupplicantInterface *interface = value;
3453 supplicant_dbus_method_call(SUPPLICANT_PATH,
3454 SUPPLICANT_INTERFACE,
3456 unregister_interface_remove_params,
3457 NULL, interface->path);
3460 void g_supplicant_unregister(const GSupplicantCallbacks *callbacks)
3464 if (connection != NULL) {
3465 dbus_bus_remove_match(connection, g_supplicant_rule5, NULL);
3466 dbus_bus_remove_match(connection, g_supplicant_rule4, NULL);
3467 dbus_bus_remove_match(connection, g_supplicant_rule3, NULL);
3468 dbus_bus_remove_match(connection, g_supplicant_rule2, NULL);
3469 dbus_bus_remove_match(connection, g_supplicant_rule1, NULL);
3470 dbus_bus_remove_match(connection, g_supplicant_rule0, NULL);
3471 dbus_connection_flush(connection);
3473 dbus_connection_remove_filter(connection,
3474 g_supplicant_filter, NULL);
3477 if (bss_mapping != NULL) {
3478 g_hash_table_destroy(bss_mapping);
3482 if (system_available == TRUE)
3483 callback_system_killed();
3485 if (interface_table != NULL) {
3486 g_hash_table_foreach(interface_table,
3487 unregister_remove_interface, NULL);
3488 g_hash_table_destroy(interface_table);
3489 interface_table = NULL;
3492 if (connection != NULL) {
3493 dbus_connection_unref(connection);
3497 callbacks_pointer = NULL;