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
37 #include "gsupplicant.h"
41 #define IEEE80211_CAP_ESS 0x0001
42 #define IEEE80211_CAP_IBSS 0x0002
43 #define IEEE80211_CAP_PRIVACY 0x0010
45 static DBusConnection *connection;
47 static const GSupplicantCallbacks *callbacks_pointer;
49 static dbus_bool_t system_available = FALSE;
50 static dbus_bool_t system_ready = FALSE;
52 static dbus_int32_t debug_level;
53 static dbus_bool_t debug_timestamp = FALSE;
54 static dbus_bool_t debug_showkeys = FALSE;
56 static const char *debug_strings[] = {
57 "msgdump", "debug", "info", "warning", "error", NULL
60 static unsigned int eap_methods;
67 static struct strvalmap eap_method_map[] = {
68 { "MD5", G_SUPPLICANT_EAP_METHOD_MD5 },
69 { "TLS", G_SUPPLICANT_EAP_METHOD_TLS },
70 { "MSCHAPV2", G_SUPPLICANT_EAP_METHOD_MSCHAPV2 },
71 { "PEAP", G_SUPPLICANT_EAP_METHOD_PEAP },
72 { "TTLS", G_SUPPLICANT_EAP_METHOD_TTLS },
73 { "GTC", G_SUPPLICANT_EAP_METHOD_GTC },
74 { "OTP", G_SUPPLICANT_EAP_METHOD_OTP },
75 { "LEAP", G_SUPPLICANT_EAP_METHOD_LEAP },
76 { "WSC", G_SUPPLICANT_EAP_METHOD_WSC },
80 static struct strvalmap keymgmt_map[] = {
81 { "none", G_SUPPLICANT_KEYMGMT_NONE },
82 { "ieee8021x", G_SUPPLICANT_KEYMGMT_IEEE8021X },
83 { "wpa-none", G_SUPPLICANT_KEYMGMT_WPA_NONE },
84 { "wpa-psk", G_SUPPLICANT_KEYMGMT_WPA_PSK },
85 { "wpa-psk-sha256", G_SUPPLICANT_KEYMGMT_WPA_PSK_256 },
86 { "wpa-ft-psk", G_SUPPLICANT_KEYMGMT_WPA_FT_PSK },
87 { "wpa-ft-eap", G_SUPPLICANT_KEYMGMT_WPA_FT_EAP },
88 { "wpa-eap", G_SUPPLICANT_KEYMGMT_WPA_EAP },
89 { "wpa-eap-sha256", G_SUPPLICANT_KEYMGMT_WPA_EAP_256 },
90 { "wps", G_SUPPLICANT_KEYMGMT_WPS },
94 static struct strvalmap authalg_capa_map[] = {
95 { "open", G_SUPPLICANT_CAPABILITY_AUTHALG_OPEN },
96 { "shared", G_SUPPLICANT_CAPABILITY_AUTHALG_SHARED },
97 { "leap", G_SUPPLICANT_CAPABILITY_AUTHALG_LEAP },
101 static struct strvalmap proto_capa_map[] = {
102 { "wpa", G_SUPPLICANT_CAPABILITY_PROTO_WPA },
103 { "rsn", G_SUPPLICANT_CAPABILITY_PROTO_RSN },
107 static struct strvalmap group_map[] = {
108 { "wep40", G_SUPPLICANT_GROUP_WEP40 },
109 { "wep104", G_SUPPLICANT_GROUP_WEP104 },
110 { "tkip", G_SUPPLICANT_GROUP_TKIP },
111 { "ccmp", G_SUPPLICANT_GROUP_CCMP },
115 static struct strvalmap pairwise_map[] = {
116 { "none", G_SUPPLICANT_PAIRWISE_NONE },
117 { "tkip", G_SUPPLICANT_PAIRWISE_TKIP },
118 { "ccmp", G_SUPPLICANT_PAIRWISE_CCMP },
122 static struct strvalmap scan_capa_map[] = {
123 { "active", G_SUPPLICANT_CAPABILITY_SCAN_ACTIVE },
124 { "passive", G_SUPPLICANT_CAPABILITY_SCAN_PASSIVE },
125 { "ssid", G_SUPPLICANT_CAPABILITY_SCAN_SSID },
129 static struct strvalmap mode_capa_map[] = {
130 { "infrastructure", G_SUPPLICANT_CAPABILITY_MODE_INFRA },
131 { "ad-hoc", G_SUPPLICANT_CAPABILITY_MODE_IBSS },
132 { "ap", G_SUPPLICANT_CAPABILITY_MODE_AP },
136 static GHashTable *interface_table;
137 static GHashTable *bss_mapping;
139 struct _GSupplicantInterface {
142 unsigned int keymgmt_capa;
143 unsigned int authalg_capa;
144 unsigned int proto_capa;
145 unsigned int group_capa;
146 unsigned int pairwise_capa;
147 unsigned int scan_capa;
148 unsigned int mode_capa;
150 GSupplicantState state;
151 dbus_bool_t scanning;
152 GSupplicantInterfaceCallback scan_callback;
158 GHashTable *network_table;
159 GHashTable *net_mapping;
160 GHashTable *bss_mapping;
164 struct _GSupplicantNetwork {
165 GSupplicantInterface *interface;
169 unsigned char ssid[32];
170 unsigned int ssid_len;
172 GSupplicantMode mode;
173 GSupplicantSecurity security;
175 GHashTable *bss_table;
176 GHashTable *config_table;
179 struct g_supplicant_bss {
180 GSupplicantInterface *interface;
182 unsigned char bssid[6];
183 unsigned char ssid[32];
184 unsigned int ssid_len;
185 dbus_uint16_t frequency;
186 dbus_uint32_t maxrate;
188 GSupplicantMode mode;
189 GSupplicantSecurity security;
190 unsigned int keymgmt;
191 unsigned int pairwise;
195 dbus_bool_t ieee8021x;
198 static inline void debug(const char *format, ...)
203 if (callbacks_pointer->debug == NULL)
206 va_start(ap, format);
208 if (vsnprintf(str, sizeof(str), format, ap) > 0)
209 callbacks_pointer->debug(str);
214 #define SUPPLICANT_DBG(fmt, arg...) \
215 debug("%s:%s() " fmt, __FILE__, __FUNCTION__ , ## arg);
217 static GSupplicantMode string2mode(const char *mode)
220 return G_SUPPLICANT_MODE_UNKNOWN;
222 if (g_str_equal(mode, "infrastructure") == TRUE)
223 return G_SUPPLICANT_MODE_INFRA;
224 else if (g_str_equal(mode, "ad-hoc") == TRUE)
225 return G_SUPPLICANT_MODE_IBSS;
227 return G_SUPPLICANT_MODE_UNKNOWN;
230 static const char *mode2string(GSupplicantMode mode)
233 case G_SUPPLICANT_MODE_UNKNOWN:
235 case G_SUPPLICANT_MODE_INFRA:
237 case G_SUPPLICANT_MODE_IBSS:
244 static const char *security2string(GSupplicantSecurity security)
247 case G_SUPPLICANT_SECURITY_UNKNOWN:
249 case G_SUPPLICANT_SECURITY_NONE:
251 case G_SUPPLICANT_SECURITY_WEP:
253 case G_SUPPLICANT_SECURITY_PSK:
255 case G_SUPPLICANT_SECURITY_IEEE8021X:
262 static GSupplicantState string2state(const char *state)
265 return G_SUPPLICANT_STATE_UNKNOWN;
267 if (g_str_equal(state, "unknown") == TRUE)
268 return G_SUPPLICANT_STATE_UNKNOWN;
269 else if (g_str_equal(state, "disconnected") == TRUE)
270 return G_SUPPLICANT_STATE_DISCONNECTED;
271 else if (g_str_equal(state, "inactive") == TRUE)
272 return G_SUPPLICANT_STATE_INACTIVE;
273 else if (g_str_equal(state, "scanning") == TRUE)
274 return G_SUPPLICANT_STATE_SCANNING;
275 else if (g_str_equal(state, "authenticating") == TRUE)
276 return G_SUPPLICANT_STATE_AUTHENTICATING;
277 else if (g_str_equal(state, "associating") == TRUE)
278 return G_SUPPLICANT_STATE_ASSOCIATING;
279 else if (g_str_equal(state, "associated") == TRUE)
280 return G_SUPPLICANT_STATE_ASSOCIATED;
281 else if (g_str_equal(state, "group_handshake") == TRUE)
282 return G_SUPPLICANT_STATE_GROUP_HANDSHAKE;
283 else if (g_str_equal(state, "4way_handshake") == TRUE)
284 return G_SUPPLICANT_STATE_4WAY_HANDSHAKE;
285 else if (g_str_equal(state, "completed") == TRUE)
286 return G_SUPPLICANT_STATE_COMPLETED;
288 return G_SUPPLICANT_STATE_UNKNOWN;
291 static void callback_system_ready(void)
293 if (system_ready == TRUE)
298 if (callbacks_pointer == NULL)
301 if (callbacks_pointer->system_ready == NULL)
304 callbacks_pointer->system_ready();
307 static void callback_system_killed(void)
309 system_ready = FALSE;
311 if (callbacks_pointer == NULL)
314 if (callbacks_pointer->system_killed == NULL)
317 callbacks_pointer->system_killed();
320 static void callback_interface_added(GSupplicantInterface *interface)
324 if (callbacks_pointer == NULL)
327 if (callbacks_pointer->interface_added == NULL)
330 callbacks_pointer->interface_added(interface);
333 static void callback_interface_state(GSupplicantInterface *interface)
335 if (callbacks_pointer == NULL)
338 if (callbacks_pointer->interface_state == NULL)
341 callbacks_pointer->interface_state(interface);
344 static void callback_interface_removed(GSupplicantInterface *interface)
346 if (callbacks_pointer == NULL)
349 if (callbacks_pointer->interface_removed == NULL)
352 callbacks_pointer->interface_removed(interface);
355 static void callback_scan_started(GSupplicantInterface *interface)
357 if (callbacks_pointer == NULL)
360 if (callbacks_pointer->scan_started == NULL)
363 callbacks_pointer->scan_started(interface);
366 static void callback_scan_finished(GSupplicantInterface *interface)
368 if (callbacks_pointer == NULL)
371 if (callbacks_pointer->scan_finished == NULL)
374 callbacks_pointer->scan_finished(interface);
377 static void callback_network_added(GSupplicantNetwork *network)
379 if (callbacks_pointer == NULL)
382 if (callbacks_pointer->network_added == NULL)
385 callbacks_pointer->network_added(network);
388 static void callback_network_removed(GSupplicantNetwork *network)
390 if (callbacks_pointer == NULL)
393 if (callbacks_pointer->network_removed == NULL)
396 callbacks_pointer->network_removed(network);
399 static void remove_interface(gpointer data)
401 GSupplicantInterface *interface = data;
403 g_hash_table_destroy(interface->bss_mapping);
404 g_hash_table_destroy(interface->net_mapping);
405 g_hash_table_destroy(interface->network_table);
407 callback_interface_removed(interface);
409 g_free(interface->path);
410 g_free(interface->network_path);
411 g_free(interface->ifname);
412 g_free(interface->driver);
413 g_free(interface->bridge);
417 static void remove_network(gpointer data)
419 GSupplicantNetwork *network = data;
421 g_hash_table_destroy(network->bss_table);
423 callback_network_removed(network);
425 g_hash_table_destroy(network->config_table);
427 g_free(network->path);
428 g_free(network->group);
429 g_free(network->name);
433 static void remove_bss(gpointer data)
435 struct g_supplicant_bss *bss = data;
441 static void debug_strvalmap(const char *label, struct strvalmap *map,
446 for (i = 0; map[i].str != NULL; i++) {
447 if (val & map[i].val)
448 SUPPLICANT_DBG("%s: %s", label, map[i].str);
452 static void interface_capability_keymgmt(DBusMessageIter *iter, void *user_data)
454 GSupplicantInterface *interface = user_data;
455 const char *str = NULL;
458 dbus_message_iter_get_basic(iter, &str);
462 for (i = 0; keymgmt_map[i].str != NULL; i++)
463 if (strcmp(str, keymgmt_map[i].str) == 0) {
464 interface->keymgmt_capa |= keymgmt_map[i].val;
469 static void interface_capability_authalg(DBusMessageIter *iter, void *user_data)
471 GSupplicantInterface *interface = user_data;
472 const char *str = NULL;
475 dbus_message_iter_get_basic(iter, &str);
479 for (i = 0; authalg_capa_map[i].str != NULL; i++)
480 if (strcmp(str, authalg_capa_map[i].str) == 0) {
481 interface->authalg_capa |= authalg_capa_map[i].val;
486 static void interface_capability_proto(DBusMessageIter *iter, void *user_data)
488 GSupplicantInterface *interface = user_data;
489 const char *str = NULL;
492 dbus_message_iter_get_basic(iter, &str);
496 for (i = 0; proto_capa_map[i].str != NULL; i++)
497 if (strcmp(str, proto_capa_map[i].str) == 0) {
498 interface->proto_capa |= proto_capa_map[i].val;
503 static void interface_capability_pairwise(DBusMessageIter *iter,
506 GSupplicantInterface *interface = user_data;
507 const char *str = NULL;
510 dbus_message_iter_get_basic(iter, &str);
514 for (i = 0; pairwise_map[i].str != NULL; i++)
515 if (strcmp(str, pairwise_map[i].str) == 0) {
516 interface->pairwise_capa |= pairwise_map[i].val;
521 static void interface_capability_group(DBusMessageIter *iter, void *user_data)
523 GSupplicantInterface *interface = user_data;
524 const char *str = NULL;
527 dbus_message_iter_get_basic(iter, &str);
531 for (i = 0; group_map[i].str != NULL; i++)
532 if (strcmp(str, group_map[i].str) == 0) {
533 interface->group_capa |= group_map[i].val;
538 static void interface_capability_scan(DBusMessageIter *iter, void *user_data)
540 GSupplicantInterface *interface = user_data;
541 const char *str = NULL;
544 dbus_message_iter_get_basic(iter, &str);
548 for (i = 0; scan_capa_map[i].str != NULL; i++)
549 if (strcmp(str, scan_capa_map[i].str) == 0) {
550 interface->scan_capa |= scan_capa_map[i].val;
555 static void interface_capability_mode(DBusMessageIter *iter, void *user_data)
557 GSupplicantInterface *interface = user_data;
558 const char *str = NULL;
561 dbus_message_iter_get_basic(iter, &str);
565 for (i = 0; mode_capa_map[i].str != NULL; i++)
566 if (strcmp(str, mode_capa_map[i].str) == 0) {
567 interface->mode_capa |= mode_capa_map[i].val;
572 static void interface_capability(const char *key, DBusMessageIter *iter,
575 GSupplicantInterface *interface = user_data;
580 if (g_strcmp0(key, "KeyMgmt") == 0)
581 supplicant_dbus_array_foreach(iter,
582 interface_capability_keymgmt, interface);
583 else if (g_strcmp0(key, "AuthAlg") == 0)
584 supplicant_dbus_array_foreach(iter,
585 interface_capability_authalg, interface);
586 else if (g_strcmp0(key, "Protocol") == 0)
587 supplicant_dbus_array_foreach(iter,
588 interface_capability_proto, interface);
589 else if (g_strcmp0(key, "Pairwise") == 0)
590 supplicant_dbus_array_foreach(iter,
591 interface_capability_pairwise, interface);
592 else if (g_strcmp0(key, "Group") == 0)
593 supplicant_dbus_array_foreach(iter,
594 interface_capability_group, interface);
595 else if (g_strcmp0(key, "Scan") == 0)
596 supplicant_dbus_array_foreach(iter,
597 interface_capability_scan, interface);
598 else if (g_strcmp0(key, "Modes") == 0)
599 supplicant_dbus_array_foreach(iter,
600 interface_capability_mode, interface);
602 SUPPLICANT_DBG("key %s type %c",
603 key, dbus_message_iter_get_arg_type(iter));
606 void g_supplicant_interface_set_data(GSupplicantInterface *interface,
609 if (interface == NULL)
612 interface->data = data;
615 void *g_supplicant_interface_get_data(GSupplicantInterface *interface)
617 if (interface == NULL)
620 return interface->data;
623 const char *g_supplicant_interface_get_ifname(GSupplicantInterface *interface)
625 if (interface == NULL)
628 return interface->ifname;
631 const char *g_supplicant_interface_get_driver(GSupplicantInterface *interface)
633 if (interface == NULL)
636 return interface->driver;
639 GSupplicantState g_supplicant_interface_get_state(
640 GSupplicantInterface *interface)
642 if (interface == NULL)
643 return G_SUPPLICANT_STATE_UNKNOWN;
645 return interface->state;
648 GSupplicantInterface *g_supplicant_network_get_interface(
649 GSupplicantNetwork *network)
654 return network->interface;
657 const char *g_supplicant_network_get_name(GSupplicantNetwork *network)
659 if (network == NULL || network->name == NULL)
662 return network->name;
665 const char *g_supplicant_network_get_identifier(GSupplicantNetwork *network)
667 if (network == NULL || network->group == NULL)
670 return network->group;
673 const char *g_supplicant_network_get_path(GSupplicantNetwork *network)
675 if (network == NULL || network->path == NULL)
678 return network->path;
681 const char *g_supplicant_network_get_mode(GSupplicantNetwork *network)
684 return G_SUPPLICANT_MODE_UNKNOWN;
686 return mode2string(network->mode);
689 const char *g_supplicant_network_get_security(GSupplicantNetwork *network)
692 return G_SUPPLICANT_SECURITY_UNKNOWN;
694 return security2string(network->security);
697 const void *g_supplicant_network_get_ssid(GSupplicantNetwork *network,
698 unsigned int *ssid_len)
700 if (network == NULL || network->ssid == NULL) {
705 *ssid_len = network->ssid_len;
706 return network->ssid;
709 dbus_int16_t g_supplicant_network_get_signal(GSupplicantNetwork *network)
714 return network->signal;
717 dbus_bool_t g_supplicant_network_get_wps(GSupplicantNetwork *network)
725 static void merge_network(GSupplicantNetwork *network)
728 const char *ssid, *mode, *key_mgmt;
729 unsigned int i, ssid_len;
732 ssid = g_hash_table_lookup(network->config_table, "ssid");
733 mode = g_hash_table_lookup(network->config_table, "mode");
734 key_mgmt = g_hash_table_lookup(network->config_table, "key_mgmt");
736 SUPPLICANT_DBG("ssid %s mode %s", ssid, mode);
739 ssid_len = strlen(ssid);
743 str = g_string_sized_new((ssid_len * 2) + 24);
747 for (i = 0; i < ssid_len; i++)
748 g_string_append_printf(str, "%02x", ssid[i]);
750 if (g_strcmp0(mode, "0") == 0)
751 g_string_append_printf(str, "_managed");
752 else if (g_strcmp0(mode, "1") == 0)
753 g_string_append_printf(str, "_adhoc");
755 if (g_strcmp0(key_mgmt, "WPA-PSK") == 0)
756 g_string_append_printf(str, "_psk");
758 group = g_string_free(str, FALSE);
760 SUPPLICANT_DBG("%s", group);
764 g_hash_table_destroy(network->config_table);
766 g_free(network->path);
770 static void network_property(const char *key, DBusMessageIter *iter,
773 GSupplicantNetwork *network = user_data;
775 if (network->interface == NULL)
779 merge_network(network);
783 if (g_strcmp0(key, "Enabled") == 0) {
784 dbus_bool_t enabled = FALSE;
786 dbus_message_iter_get_basic(iter, &enabled);
787 } else if (dbus_message_iter_get_arg_type(iter) == DBUS_TYPE_STRING) {
788 const char *str = NULL;
790 dbus_message_iter_get_basic(iter, &str);
792 g_hash_table_replace(network->config_table,
793 g_strdup(key), g_strdup(str));
796 SUPPLICANT_DBG("key %s type %c",
797 key, dbus_message_iter_get_arg_type(iter));
800 static void interface_network_added(DBusMessageIter *iter, void *user_data)
802 GSupplicantInterface *interface = user_data;
803 GSupplicantNetwork *network;
804 const char *path = NULL;
808 dbus_message_iter_get_basic(iter, &path);
812 if (g_strcmp0(path, "/") == 0)
815 network = g_hash_table_lookup(interface->net_mapping, path);
819 network = g_try_new0(GSupplicantNetwork, 1);
823 network->interface = interface;
824 network->path = g_strdup(path);
826 network->config_table = g_hash_table_new_full(g_str_hash, g_str_equal,
829 dbus_message_iter_next(iter);
830 if (dbus_message_iter_get_arg_type(iter) != DBUS_TYPE_INVALID) {
831 supplicant_dbus_property_foreach(iter, network_property,
833 network_property(NULL, NULL, network);
837 supplicant_dbus_property_get_all(path,
838 SUPPLICANT_INTERFACE ".Network",
839 network_property, network);
842 static void interface_network_removed(DBusMessageIter *iter, void *user_data)
844 GSupplicantInterface *interface = user_data;
845 GSupplicantNetwork *network;
846 const char *path = NULL;
848 dbus_message_iter_get_basic(iter, &path);
852 network = g_hash_table_lookup(interface->net_mapping, path);
856 g_hash_table_remove(interface->net_mapping, path);
859 static char *create_name(unsigned char *ssid, int ssid_len)
864 if (ssid_len < 1 || ssid[0] == '\0')
867 name = g_try_malloc0(ssid_len + 1);
872 for (i = 0; i < ssid_len; i++) {
873 if (g_ascii_isprint(ssid[i]))
882 static char *create_group(struct g_supplicant_bss *bss)
886 const char *mode, *security;
888 str = g_string_sized_new((bss->ssid_len * 2) + 24);
892 if (bss->ssid_len > 0 && bss->ssid[0] != '\0') {
893 for (i = 0; i < bss->ssid_len; i++)
894 g_string_append_printf(str, "%02x", bss->ssid[i]);
896 g_string_append_printf(str, "hidden");
898 mode = mode2string(bss->mode);
900 g_string_append_printf(str, "_%s", mode);
902 security = security2string(bss->security);
903 if (security != NULL)
904 g_string_append_printf(str, "_%s", security);
906 return g_string_free(str, FALSE);
909 static void add_bss_to_network(struct g_supplicant_bss *bss)
911 GSupplicantInterface *interface = bss->interface;
912 GSupplicantNetwork *network;
915 group = create_group(bss);
919 network = g_hash_table_lookup(interface->network_table, group);
920 if (network != NULL) {
925 network = g_try_new0(GSupplicantNetwork, 1);
926 if (network == NULL) {
931 network->interface = interface;
932 if (network->path == NULL)
933 network->path = g_strdup(bss->path);
934 network->group = group;
935 network->name = create_name(bss->ssid, bss->ssid_len);
936 network->mode = bss->mode;
937 network->security = bss->security;
938 network->ssid_len = bss->ssid_len;
939 memcpy(network->ssid, bss->ssid, bss->ssid_len);
940 network->signal = bss->signal;
942 network->wps = FALSE;
943 if ((bss->keymgmt & G_SUPPLICANT_KEYMGMT_WPS) != 0)
946 network->bss_table = g_hash_table_new_full(g_str_hash, g_str_equal,
949 network->config_table = g_hash_table_new_full(g_str_hash, g_str_equal,
952 g_hash_table_replace(interface->network_table,
953 network->group, network);
955 callback_network_added(network);
958 g_hash_table_replace(interface->bss_mapping, bss->path, network);
959 g_hash_table_replace(network->bss_table, bss->path, bss);
961 g_hash_table_replace(bss_mapping, bss->path, interface);
964 static void bss_rates(DBusMessageIter *iter, void *user_data)
966 struct g_supplicant_bss *bss = user_data;
967 dbus_uint32_t rate = 0;
969 dbus_message_iter_get_basic(iter, &rate);
973 if (rate > bss->maxrate)
977 static void bss_keymgmt(DBusMessageIter *iter, void *user_data)
979 struct g_supplicant_bss *bss = user_data;
980 const char *str = NULL;
983 dbus_message_iter_get_basic(iter, &str);
987 for (i = 0; keymgmt_map[i].str != NULL; i++)
988 if (strcmp(str, keymgmt_map[i].str) == 0) {
989 bss->keymgmt |= keymgmt_map[i].val;
994 static void bss_group(DBusMessageIter *iter, void *user_data)
996 struct g_supplicant_bss *bss = user_data;
997 const char *str = NULL;
1000 dbus_message_iter_get_basic(iter, &str);
1004 for (i = 0; group_map[i].str != NULL; i++)
1005 if (strcmp(str, group_map[i].str) == 0) {
1006 bss->group |= group_map[i].val;
1011 static void bss_pairwise(DBusMessageIter *iter, void *user_data)
1013 struct g_supplicant_bss *bss = user_data;
1014 const char *str = NULL;
1017 dbus_message_iter_get_basic(iter, &str);
1021 for (i = 0; pairwise_map[i].str != NULL; i++)
1022 if (strcmp(str, pairwise_map[i].str) == 0) {
1023 bss->pairwise |= pairwise_map[i].val;
1028 static void bss_wpa(const char *key, DBusMessageIter *iter,
1031 if (g_strcmp0(key, "KeyMgmt") == 0)
1032 supplicant_dbus_array_foreach(iter, bss_keymgmt, user_data);
1033 else if (g_strcmp0(key, "Group") == 0)
1034 supplicant_dbus_array_foreach(iter, bss_group, user_data);
1035 else if (g_strcmp0(key, "Pairwise") == 0)
1036 supplicant_dbus_array_foreach(iter, bss_pairwise, user_data);
1040 static unsigned int get_tlv(unsigned char *ie, unsigned int ie_size,
1043 unsigned int len = 0;
1045 while (len + 4 < ie_size) {
1046 unsigned int hi = ie[len];
1047 unsigned int lo = ie[len + 1];
1048 unsigned int tmp_type = (hi << 8) + lo;
1049 unsigned int v_len = 0;
1051 /* hi and lo are used to recreate an unsigned int
1052 * based on 2 8bits length unsigned int. */
1056 v_len = (hi << 8) + lo;
1058 if (tmp_type == type) {
1059 unsigned int ret_value = 0;
1060 unsigned char *value = (unsigned char *)&ret_value;
1062 SUPPLICANT_DBG("IE: match type 0x%x", type);
1064 /* Verifying length relevance */
1065 if (v_len > sizeof(unsigned int) ||
1066 len + 4 + v_len > ie_size)
1069 memcpy(value, ie + len + 4, v_len);
1071 SUPPLICANT_DBG("returning 0x%x", ret_value);
1078 SUPPLICANT_DBG("returning 0");
1082 static void bss_process_ies(DBusMessageIter *iter, void *user_data)
1084 struct g_supplicant_bss *bss = user_data;
1085 const unsigned char WPS_OUI[] = { 0x00, 0x50, 0xf2, 0x04 };
1086 unsigned char *ie, *ie_end;
1087 DBusMessageIter array;
1090 #define WMM_WPA1_WPS_INFO 221
1091 #define WPS_INFO_MIN_LEN 6
1092 #define WPS_VERSION_TLV 0x104A
1093 #define WPS_STATE_TLV 0x1044
1094 #define WPS_VERSION 0x10
1096 dbus_message_iter_recurse(iter, &array);
1097 dbus_message_iter_get_fixed_array(&array, &ie, &ie_len);
1099 if (ie == NULL || ie_len < 2)
1102 for (ie_end = ie+ie_len; ie+ie[1]+1 <= ie_end; ie += ie[1]+2) {
1103 if (ie[0] != WMM_WPA1_WPS_INFO || ie[1] < WPS_INFO_MIN_LEN ||
1104 memcmp(ie+2, WPS_OUI, sizeof(WPS_OUI)) != 0)
1107 SUPPLICANT_DBG("IE: match WPS_OUI");
1109 if (get_tlv(&ie[6], ie[1],
1110 WPS_VERSION_TLV) == WPS_VERSION &&
1111 get_tlv(&ie[6], ie[1],
1112 WPS_STATE_TLV) != 0)
1113 bss->keymgmt |= G_SUPPLICANT_KEYMGMT_WPS;
1117 static void bss_property(const char *key, DBusMessageIter *iter,
1120 struct g_supplicant_bss *bss = user_data;
1122 if (bss->interface == NULL)
1125 SUPPLICANT_DBG("key %s", key);
1128 if (bss->ieee8021x == TRUE)
1129 bss->security = G_SUPPLICANT_SECURITY_IEEE8021X;
1130 else if (bss->psk == TRUE)
1131 bss->security = G_SUPPLICANT_SECURITY_PSK;
1132 else if (bss->privacy == TRUE)
1133 bss->security = G_SUPPLICANT_SECURITY_WEP;
1135 bss->security = G_SUPPLICANT_SECURITY_NONE;
1137 add_bss_to_network(bss);
1141 if (g_strcmp0(key, "BSSID") == 0) {
1142 DBusMessageIter array;
1143 unsigned char *addr;
1146 dbus_message_iter_recurse(iter, &array);
1147 dbus_message_iter_get_fixed_array(&array, &addr, &addr_len);
1150 memcpy(bss->bssid, addr, addr_len);
1151 } else if (g_strcmp0(key, "SSID") == 0) {
1152 DBusMessageIter array;
1153 unsigned char *ssid;
1156 dbus_message_iter_recurse(iter, &array);
1157 dbus_message_iter_get_fixed_array(&array, &ssid, &ssid_len);
1159 if (ssid_len > 0 && ssid_len < 33) {
1160 memcpy(bss->ssid, ssid, ssid_len);
1161 bss->ssid_len = ssid_len;
1163 memset(bss->ssid, 0, sizeof(bss->ssid));
1166 } else if (g_strcmp0(key, "Capabilities") == 0) {
1167 dbus_uint16_t capabilities = 0x0000;
1169 dbus_message_iter_get_basic(iter, &capabilities);
1171 if (capabilities & IEEE80211_CAP_ESS)
1172 bss->mode = G_SUPPLICANT_MODE_INFRA;
1173 else if (capabilities & IEEE80211_CAP_IBSS)
1174 bss->mode = G_SUPPLICANT_MODE_IBSS;
1176 if (capabilities & IEEE80211_CAP_PRIVACY)
1177 bss->privacy = TRUE;
1178 } else if (g_strcmp0(key, "Mode") == 0) {
1179 const char *mode = NULL;
1181 dbus_message_iter_get_basic(iter, &mode);
1182 bss->mode = string2mode(mode);
1183 } else if (g_strcmp0(key, "Frequency") == 0) {
1184 dbus_uint16_t frequency = 0;
1186 dbus_message_iter_get_basic(iter, &frequency);
1187 bss->frequency = frequency;
1188 } else if (g_strcmp0(key, "Signal") == 0) {
1189 dbus_int16_t signal = 0;
1191 dbus_message_iter_get_basic(iter, &signal);
1193 bss->signal = signal;
1194 } else if (g_strcmp0(key, "Level") == 0) {
1195 dbus_int32_t level = 0;
1197 dbus_message_iter_get_basic(iter, &level);
1198 } else if (g_strcmp0(key, "Rates") == 0) {
1199 supplicant_dbus_array_foreach(iter, bss_rates, bss);
1200 } else if (g_strcmp0(key, "MaxRate") == 0) {
1201 dbus_uint32_t maxrate = 0;
1203 dbus_message_iter_get_basic(iter, &maxrate);
1205 bss->maxrate = maxrate;
1206 } else if (g_strcmp0(key, "Privacy") == 0) {
1207 dbus_bool_t privacy = FALSE;
1209 dbus_message_iter_get_basic(iter, &privacy);
1210 bss->privacy = privacy;
1211 } else if ((g_strcmp0(key, "RSN") == 0) ||
1212 (g_strcmp0(key, "WPA") == 0)) {
1213 supplicant_dbus_property_foreach(iter, bss_wpa, bss);
1216 (G_SUPPLICANT_KEYMGMT_WPA_EAP |
1217 G_SUPPLICANT_KEYMGMT_WPA_FT_EAP |
1218 G_SUPPLICANT_KEYMGMT_WPA_EAP_256))
1219 bss->ieee8021x = TRUE;
1222 (G_SUPPLICANT_KEYMGMT_WPA_PSK |
1223 G_SUPPLICANT_KEYMGMT_WPA_FT_PSK |
1224 G_SUPPLICANT_KEYMGMT_WPA_PSK_256))
1226 } else if (g_strcmp0(key, "IEs") == 0)
1227 bss_process_ies(iter, bss);
1229 SUPPLICANT_DBG("key %s type %c",
1230 key, dbus_message_iter_get_arg_type(iter));
1233 static struct g_supplicant_bss *interface_bss_added(DBusMessageIter *iter,
1236 GSupplicantInterface *interface = user_data;
1237 GSupplicantNetwork *network;
1238 struct g_supplicant_bss *bss;
1239 const char *path = NULL;
1243 dbus_message_iter_get_basic(iter, &path);
1247 if (g_strcmp0(path, "/") == 0)
1250 SUPPLICANT_DBG("%s", path);
1252 network = g_hash_table_lookup(interface->bss_mapping, path);
1253 if (network != NULL) {
1254 bss = g_hash_table_lookup(network->bss_table, path);
1259 bss = g_try_new0(struct g_supplicant_bss, 1);
1263 bss->interface = interface;
1264 bss->path = g_strdup(path);
1269 static void interface_bss_added_with_keys(DBusMessageIter *iter,
1272 struct g_supplicant_bss *bss;
1276 bss = interface_bss_added(iter, user_data);
1280 dbus_message_iter_next(iter);
1282 if (dbus_message_iter_get_arg_type(iter) == DBUS_TYPE_INVALID)
1285 supplicant_dbus_property_foreach(iter, bss_property, bss);
1286 bss_property(NULL, NULL, bss);
1289 static void interface_bss_added_without_keys(DBusMessageIter *iter,
1292 struct g_supplicant_bss *bss;
1296 bss = interface_bss_added(iter, user_data);
1300 supplicant_dbus_property_get_all(bss->path,
1301 SUPPLICANT_INTERFACE ".BSS",
1305 static void interface_bss_removed(DBusMessageIter *iter, void *user_data)
1307 GSupplicantInterface *interface = user_data;
1308 GSupplicantNetwork *network;
1309 const char *path = NULL;
1311 dbus_message_iter_get_basic(iter, &path);
1315 network = g_hash_table_lookup(interface->bss_mapping, path);
1316 if (network == NULL)
1319 g_hash_table_remove(bss_mapping, path);
1321 g_hash_table_remove(interface->bss_mapping, path);
1322 g_hash_table_remove(network->bss_table, path);
1324 if (g_hash_table_size(network->bss_table) == 0)
1325 g_hash_table_remove(interface->network_table, network->group);
1328 static void interface_property(const char *key, DBusMessageIter *iter,
1331 GSupplicantInterface *interface = user_data;
1333 if (interface == NULL)
1336 SUPPLICANT_DBG("%s", key);
1339 debug_strvalmap("KeyMgmt capability", keymgmt_map,
1340 interface->keymgmt_capa);
1341 debug_strvalmap("AuthAlg capability", authalg_capa_map,
1342 interface->authalg_capa);
1343 debug_strvalmap("Protocol capability", proto_capa_map,
1344 interface->proto_capa);
1345 debug_strvalmap("Pairwise capability", pairwise_map,
1346 interface->pairwise_capa);
1347 debug_strvalmap("Group capability", group_map,
1348 interface->group_capa);
1349 debug_strvalmap("Scan capability", scan_capa_map,
1350 interface->scan_capa);
1351 debug_strvalmap("Mode capability", mode_capa_map,
1352 interface->mode_capa);
1354 interface->ready = TRUE;
1355 callback_interface_added(interface);
1359 if (g_strcmp0(key, "Capabilities") == 0) {
1360 supplicant_dbus_property_foreach(iter, interface_capability,
1362 } else if (g_strcmp0(key, "State") == 0) {
1363 const char *str = NULL;
1365 dbus_message_iter_get_basic(iter, &str);
1367 if (string2state(str) != interface->state) {
1368 interface->state = string2state(str);
1369 callback_interface_state(interface);
1372 SUPPLICANT_DBG("state %s (%d)", str, interface->state);
1373 } else if (g_strcmp0(key, "Scanning") == 0) {
1374 dbus_bool_t scanning = FALSE;
1376 dbus_message_iter_get_basic(iter, &scanning);
1377 interface->scanning = scanning;
1379 if (interface->ready == TRUE) {
1380 if (interface->scanning == TRUE)
1381 callback_scan_started(interface);
1383 callback_scan_finished(interface);
1385 } else if (g_strcmp0(key, "ApScan") == 0) {
1388 dbus_message_iter_get_basic(iter, &apscan);
1389 interface->apscan = apscan;
1390 } else if (g_strcmp0(key, "Ifname") == 0) {
1391 const char *str = NULL;
1393 dbus_message_iter_get_basic(iter, &str);
1395 g_free(interface->ifname);
1396 interface->ifname = g_strdup(str);
1398 } else if (g_strcmp0(key, "Driver") == 0) {
1399 const char *str = NULL;
1401 dbus_message_iter_get_basic(iter, &str);
1403 g_free(interface->driver);
1404 interface->driver = g_strdup(str);
1406 } else if (g_strcmp0(key, "BridgeIfname") == 0) {
1407 const char *str = NULL;
1409 dbus_message_iter_get_basic(iter, &str);
1411 g_free(interface->bridge);
1412 interface->bridge = g_strdup(str);
1414 } else if (g_strcmp0(key, "CurrentBSS") == 0) {
1415 interface_bss_added_without_keys(iter, interface);
1416 } else if (g_strcmp0(key, "CurrentNetwork") == 0) {
1417 interface_network_added(iter, interface);
1418 } else if (g_strcmp0(key, "BSSs") == 0) {
1419 supplicant_dbus_array_foreach(iter, interface_bss_added_without_keys,
1421 } else if (g_strcmp0(key, "Blobs") == 0) {
1423 } else if (g_strcmp0(key, "Networks") == 0) {
1424 supplicant_dbus_array_foreach(iter, interface_network_added,
1427 SUPPLICANT_DBG("key %s type %c",
1428 key, dbus_message_iter_get_arg_type(iter));
1431 static void scan_network_update(DBusMessageIter *iter, void *user_data)
1433 GSupplicantInterface *interface = user_data;
1434 GSupplicantNetwork *network;
1440 dbus_message_iter_get_basic(iter, &path);
1445 if (g_strcmp0(path, "/") == 0)
1448 /* Update the network details based on scan BSS data */
1449 network = g_hash_table_lookup(interface->bss_mapping, path);
1450 if (network != NULL)
1451 callback_network_added(network);
1454 static void scan_bss_data(const char *key, DBusMessageIter *iter,
1457 GSupplicantInterface *interface = user_data;
1460 supplicant_dbus_array_foreach(iter, scan_network_update,
1463 if (interface->scan_callback != NULL)
1464 interface->scan_callback(0, interface, interface->scan_data);
1466 interface->scan_callback = NULL;
1467 interface->scan_data = NULL;
1470 static GSupplicantInterface *interface_alloc(const char *path)
1472 GSupplicantInterface *interface;
1474 interface = g_try_new0(GSupplicantInterface, 1);
1475 if (interface == NULL)
1478 interface->path = g_strdup(path);
1480 interface->network_table = g_hash_table_new_full(g_str_hash,
1481 g_str_equal, NULL, remove_network);
1483 interface->net_mapping = g_hash_table_new_full(g_str_hash, g_str_equal,
1485 interface->bss_mapping = g_hash_table_new_full(g_str_hash, g_str_equal,
1488 g_hash_table_replace(interface_table, interface->path, interface);
1493 static void interface_added(DBusMessageIter *iter, void *user_data)
1495 GSupplicantInterface *interface;
1496 const char *path = NULL;
1500 dbus_message_iter_get_basic(iter, &path);
1504 if (g_strcmp0(path, "/") == 0)
1507 interface = g_hash_table_lookup(interface_table, path);
1508 if (interface != NULL)
1511 interface = interface_alloc(path);
1512 if (interface == NULL)
1515 dbus_message_iter_next(iter);
1516 if (dbus_message_iter_get_arg_type(iter) != DBUS_TYPE_INVALID) {
1517 supplicant_dbus_property_foreach(iter, interface_property,
1519 interface_property(NULL, NULL, interface);
1523 supplicant_dbus_property_get_all(path,
1524 SUPPLICANT_INTERFACE ".Interface",
1525 interface_property, interface);
1528 static void interface_removed(DBusMessageIter *iter, void *user_data)
1530 const char *path = NULL;
1532 dbus_message_iter_get_basic(iter, &path);
1536 g_hash_table_remove(interface_table, path);
1539 static void eap_method(DBusMessageIter *iter, void *user_data)
1541 const char *str = NULL;
1544 dbus_message_iter_get_basic(iter, &str);
1548 for (i = 0; eap_method_map[i].str != NULL; i++)
1549 if (strcmp(str, eap_method_map[i].str) == 0) {
1550 eap_methods |= eap_method_map[i].val;
1555 static void service_property(const char *key, DBusMessageIter *iter,
1559 callback_system_ready();
1563 if (g_strcmp0(key, "DebugLevel") == 0) {
1564 const char *str = NULL;
1567 dbus_message_iter_get_basic(iter, &str);
1568 for (i = 0; debug_strings[i] != NULL; i++)
1569 if (g_strcmp0(debug_strings[i], str) == 0) {
1573 SUPPLICANT_DBG("Debug level %d", debug_level);
1574 } else if (g_strcmp0(key, "DebugTimestamp") == 0) {
1575 dbus_message_iter_get_basic(iter, &debug_timestamp);
1576 SUPPLICANT_DBG("Debug timestamp %u", debug_timestamp);
1577 } else if (g_strcmp0(key, "DebugShowKeys") == 0) {
1578 dbus_message_iter_get_basic(iter, &debug_showkeys);
1579 SUPPLICANT_DBG("Debug show keys %u", debug_showkeys);
1580 } else if (g_strcmp0(key, "Interfaces") == 0) {
1581 supplicant_dbus_array_foreach(iter, interface_added, NULL);
1582 } else if (g_strcmp0(key, "EapMethods") == 0) {
1583 supplicant_dbus_array_foreach(iter, eap_method, NULL);
1584 debug_strvalmap("EAP method", eap_method_map, eap_methods);
1585 } else if (g_strcmp0(key, "Country") == 0) {
1586 const char *country = NULL;
1588 dbus_message_iter_get_basic(iter, &country);
1589 SUPPLICANT_DBG("Country %s", country);
1591 SUPPLICANT_DBG("key %s type %c",
1592 key, dbus_message_iter_get_arg_type(iter));
1595 static void signal_name_owner_changed(const char *path, DBusMessageIter *iter)
1597 const char *name = NULL, *old = NULL, *new = NULL;
1601 if (g_strcmp0(path, DBUS_PATH_DBUS) != 0)
1604 dbus_message_iter_get_basic(iter, &name);
1608 if (g_strcmp0(name, SUPPLICANT_SERVICE) != 0)
1611 dbus_message_iter_next(iter);
1612 dbus_message_iter_get_basic(iter, &old);
1613 dbus_message_iter_next(iter);
1614 dbus_message_iter_get_basic(iter, &new);
1616 if (old == NULL || new == NULL)
1619 if (strlen(old) > 0 && strlen(new) == 0) {
1620 system_available = FALSE;
1621 g_hash_table_remove_all(bss_mapping);
1622 g_hash_table_remove_all(interface_table);
1623 callback_system_killed();
1626 if (strlen(new) > 0 && strlen(old) == 0) {
1627 system_available = TRUE;
1628 supplicant_dbus_property_get_all(SUPPLICANT_PATH,
1629 SUPPLICANT_INTERFACE,
1630 service_property, NULL);
1634 static void signal_properties_changed(const char *path, DBusMessageIter *iter)
1638 if (g_strcmp0(path, SUPPLICANT_PATH) != 0)
1641 supplicant_dbus_property_foreach(iter, service_property, NULL);
1644 static void signal_interface_added(const char *path, DBusMessageIter *iter)
1646 SUPPLICANT_DBG("path %s %s", path, SUPPLICANT_PATH);
1648 if (g_strcmp0(path, SUPPLICANT_PATH) == 0)
1649 interface_added(iter, NULL);
1652 static void signal_interface_removed(const char *path, DBusMessageIter *iter)
1656 if (g_strcmp0(path, SUPPLICANT_PATH) == 0)
1657 interface_removed(iter, NULL);
1660 static void signal_interface_changed(const char *path, DBusMessageIter *iter)
1662 GSupplicantInterface *interface;
1666 interface = g_hash_table_lookup(interface_table, path);
1667 if (interface == NULL)
1670 supplicant_dbus_property_foreach(iter, interface_property, interface);
1673 static void signal_scan_done(const char *path, DBusMessageIter *iter)
1675 GSupplicantInterface *interface;
1676 dbus_bool_t success = FALSE;
1680 interface = g_hash_table_lookup(interface_table, path);
1681 if (interface == NULL)
1684 dbus_message_iter_get_basic(iter, &success);
1687 * If scan is unsuccessful return -EIO else get the scanned BSSs
1688 * and update the network details accordingly
1690 if (success == FALSE) {
1691 if (interface->scan_callback != NULL)
1692 interface->scan_callback(-EIO, interface,
1693 interface->scan_data);
1695 interface->scan_callback = NULL;
1696 interface->scan_data = NULL;
1701 supplicant_dbus_property_get(path, SUPPLICANT_INTERFACE ".Interface",
1702 "BSSs", scan_bss_data, interface);
1705 static void signal_bss_added(const char *path, DBusMessageIter *iter)
1707 GSupplicantInterface *interface;
1711 interface = g_hash_table_lookup(interface_table, path);
1712 if (interface == NULL)
1715 interface_bss_added_with_keys(iter, interface);
1718 static void signal_bss_removed(const char *path, DBusMessageIter *iter)
1720 GSupplicantInterface *interface;
1724 interface = g_hash_table_lookup(interface_table, path);
1725 if (interface == NULL)
1728 interface_bss_removed(iter, interface);
1731 static void signal_network_added(const char *path, DBusMessageIter *iter)
1733 GSupplicantInterface *interface;
1737 interface = g_hash_table_lookup(interface_table, path);
1738 if (interface == NULL)
1741 interface_network_added(iter, interface);
1744 static void signal_network_removed(const char *path, DBusMessageIter *iter)
1746 GSupplicantInterface *interface;
1750 interface = g_hash_table_lookup(interface_table, path);
1751 if (interface == NULL)
1754 interface_network_removed(iter, interface);
1757 static void signal_bss_changed(const char *path, DBusMessageIter *iter)
1759 GSupplicantInterface *interface;
1760 GSupplicantNetwork *network;
1761 struct g_supplicant_bss *bss;
1765 interface = g_hash_table_lookup(bss_mapping, path);
1766 if (interface == NULL)
1769 network = g_hash_table_lookup(interface->bss_mapping, path);
1770 if (network == NULL)
1773 bss = g_hash_table_lookup(network->bss_table, path);
1777 supplicant_dbus_property_foreach(iter, bss_property, bss);
1781 const char *interface;
1783 void (*function) (const char *path, DBusMessageIter *iter);
1785 { DBUS_INTERFACE_DBUS, "NameOwnerChanged", signal_name_owner_changed },
1787 { SUPPLICANT_INTERFACE, "PropertiesChanged", signal_properties_changed },
1788 { SUPPLICANT_INTERFACE, "InterfaceAdded", signal_interface_added },
1789 { SUPPLICANT_INTERFACE, "InterfaceCreated", signal_interface_added },
1790 { SUPPLICANT_INTERFACE, "InterfaceRemoved", signal_interface_removed },
1792 { SUPPLICANT_INTERFACE ".Interface", "PropertiesChanged", signal_interface_changed },
1793 { SUPPLICANT_INTERFACE ".Interface", "ScanDone", signal_scan_done },
1794 { SUPPLICANT_INTERFACE ".Interface", "BSSAdded", signal_bss_added },
1795 { SUPPLICANT_INTERFACE ".Interface", "BSSRemoved", signal_bss_removed },
1796 { SUPPLICANT_INTERFACE ".Interface", "NetworkAdded", signal_network_added },
1797 { SUPPLICANT_INTERFACE ".Interface", "NetworkRemoved", signal_network_removed },
1799 { SUPPLICANT_INTERFACE ".BSS", "PropertiesChanged", signal_bss_changed },
1804 static DBusHandlerResult g_supplicant_filter(DBusConnection *conn,
1805 DBusMessage *message, void *data)
1807 DBusMessageIter iter;
1811 path = dbus_message_get_path(message);
1813 return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
1815 if (dbus_message_iter_init(message, &iter) == FALSE)
1816 return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
1818 for (i = 0; signal_map[i].interface != NULL; i++) {
1819 if (dbus_message_has_interface(message,
1820 signal_map[i].interface) == FALSE)
1823 if (dbus_message_has_member(message,
1824 signal_map[i].member) == FALSE)
1827 signal_map[i].function(path, &iter);
1831 return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
1834 struct supplicant_regdom {
1835 GSupplicantCountryCallback callback;
1836 const void *user_data;
1839 static void country_result(const char *error,
1840 DBusMessageIter *iter, void *user_data)
1842 struct supplicant_regdom *regdom = user_data;
1845 SUPPLICANT_DBG("Country setting result");
1847 if (user_data == NULL)
1850 if (error == NULL) {
1851 alpha2 = (char *)regdom->user_data;
1853 SUPPLICANT_DBG("Country setting failure %s", error);
1857 if (regdom->callback)
1858 regdom->callback(alpha2);
1863 static void country_params(DBusMessageIter *iter, void *user_data)
1865 struct supplicant_regdom *regdom = user_data;
1866 const char *country;
1868 country = regdom->user_data;
1870 dbus_message_iter_append_basic(iter, DBUS_TYPE_STRING, &country);
1873 int g_supplicant_set_country(const char *alpha2,
1874 GSupplicantCountryCallback callback,
1875 const void *user_data)
1877 struct supplicant_regdom *regdom;
1879 SUPPLICANT_DBG("Country setting %s", alpha2);
1881 if (system_available == FALSE)
1884 regdom = dbus_malloc0(sizeof(*regdom));
1888 regdom->callback = callback;
1889 regdom->user_data = user_data;
1891 return supplicant_dbus_property_set(SUPPLICANT_PATH, SUPPLICANT_INTERFACE,
1892 "Country", DBUS_TYPE_STRING_AS_STRING,
1893 country_params, country_result,
1897 struct interface_data {
1898 GSupplicantInterface *interface;
1899 GSupplicantInterfaceCallback callback;
1903 struct interface_create_data {
1906 GSupplicantInterface *interface;
1907 GSupplicantInterfaceCallback callback;
1911 struct interface_connect_data {
1912 GSupplicantInterface *interface;
1913 GSupplicantInterfaceCallback callback;
1914 GSupplicantSSID *ssid;
1918 static void interface_create_property(const char *key, DBusMessageIter *iter,
1921 struct interface_create_data *data = user_data;
1922 GSupplicantInterface *interface = data->interface;
1925 if (data->callback != NULL)
1926 data->callback(0, data->interface, data->user_data);
1931 interface_property(key, iter, interface);
1934 static void interface_create_result(const char *error,
1935 DBusMessageIter *iter, void *user_data)
1937 struct interface_create_data *data = user_data;
1938 const char *path = NULL;
1943 if (error != NULL) {
1944 g_critical("error %s", error);
1949 dbus_message_iter_get_basic(iter, &path);
1955 if (system_available == FALSE) {
1960 data->interface = g_hash_table_lookup(interface_table, path);
1961 if (data->interface == NULL) {
1962 data->interface = interface_alloc(path);
1963 if (data->interface == NULL) {
1969 err = supplicant_dbus_property_get_all(path,
1970 SUPPLICANT_INTERFACE ".Interface",
1971 interface_create_property, data);
1976 if (data->callback != NULL)
1977 data->callback(err, NULL, data->user_data);
1982 static void interface_create_params(DBusMessageIter *iter, void *user_data)
1984 struct interface_create_data *data = user_data;
1985 DBusMessageIter dict;
1989 supplicant_dbus_dict_open(iter, &dict);
1991 supplicant_dbus_dict_append_basic(&dict, "Ifname",
1992 DBUS_TYPE_STRING, &data->ifname);
1994 if (data->driver != NULL)
1995 supplicant_dbus_dict_append_basic(&dict, "Driver",
1996 DBUS_TYPE_STRING, &data->driver);
1998 supplicant_dbus_dict_close(iter, &dict);
2001 static void interface_get_result(const char *error,
2002 DBusMessageIter *iter, void *user_data)
2004 struct interface_create_data *data = user_data;
2005 GSupplicantInterface *interface;
2006 const char *path = NULL;
2011 if (error != NULL) {
2012 SUPPLICANT_DBG("Interface not created yet");
2017 dbus_message_iter_get_basic(iter, &path);
2023 interface = g_hash_table_lookup(interface_table, path);
2024 if (interface == NULL) {
2029 if (data->callback != NULL)
2030 data->callback(0, interface, data->user_data);
2037 if (system_available == FALSE) {
2042 SUPPLICANT_DBG("Creating interface");
2044 err = supplicant_dbus_method_call(SUPPLICANT_PATH,
2045 SUPPLICANT_INTERFACE,
2047 interface_create_params,
2048 interface_create_result, data);
2053 if (data->callback != NULL)
2054 data->callback(err, NULL, data->user_data);
2059 static void interface_get_params(DBusMessageIter *iter, void *user_data)
2061 struct interface_create_data *data = user_data;
2065 dbus_message_iter_append_basic(iter, DBUS_TYPE_STRING, &data->ifname);
2068 int g_supplicant_interface_create(const char *ifname, const char *driver,
2069 GSupplicantInterfaceCallback callback,
2072 struct interface_create_data *data;
2074 SUPPLICANT_DBG("ifname %s", ifname);
2079 if (system_available == FALSE)
2082 data = dbus_malloc0(sizeof(*data));
2086 data->ifname = ifname;
2087 data->driver = driver;
2088 data->callback = callback;
2089 data->user_data = user_data;
2091 return supplicant_dbus_method_call(SUPPLICANT_PATH,
2092 SUPPLICANT_INTERFACE,
2094 interface_get_params,
2095 interface_get_result, data);
2098 static void interface_remove_result(const char *error,
2099 DBusMessageIter *iter, void *user_data)
2101 struct interface_data *data = user_data;
2104 if (error != NULL) {
2109 if (system_available == FALSE) {
2115 * The gsupplicant interface is already freed by the InterfaceRemoved
2116 * signal callback. Simply invoke the interface_data callback.
2121 if (data->callback != NULL)
2122 data->callback(err, NULL, data->user_data);
2128 static void interface_remove_params(DBusMessageIter *iter, void *user_data)
2130 struct interface_data *data = user_data;
2132 dbus_message_iter_append_basic(iter, DBUS_TYPE_OBJECT_PATH,
2133 &data->interface->path);
2137 int g_supplicant_interface_remove(GSupplicantInterface *interface,
2138 GSupplicantInterfaceCallback callback,
2141 struct interface_data *data;
2143 if (interface == NULL)
2146 if (system_available == FALSE)
2149 data = dbus_malloc0(sizeof(*data));
2153 data->interface = interface;
2154 data->callback = callback;
2155 data->user_data = user_data;
2157 return supplicant_dbus_method_call(SUPPLICANT_PATH,
2158 SUPPLICANT_INTERFACE,
2160 interface_remove_params,
2161 interface_remove_result, data);
2164 static void interface_scan_result(const char *error,
2165 DBusMessageIter *iter, void *user_data)
2167 struct interface_data *data = user_data;
2169 if (error != NULL) {
2170 if (data->callback != NULL)
2171 data->callback(-EIO, data->interface, data->user_data);
2173 data->interface->scan_callback = data->callback;
2174 data->interface->scan_data = data->user_data;
2180 static void interface_scan_params(DBusMessageIter *iter, void *user_data)
2182 DBusMessageIter dict;
2183 const char *type = "passive";
2185 supplicant_dbus_dict_open(iter, &dict);
2187 supplicant_dbus_dict_append_basic(&dict, "Type",
2188 DBUS_TYPE_STRING, &type);
2190 supplicant_dbus_dict_close(iter, &dict);
2193 int g_supplicant_interface_scan(GSupplicantInterface *interface,
2194 GSupplicantInterfaceCallback callback,
2197 struct interface_data *data;
2199 if (interface == NULL)
2202 if (system_available == FALSE)
2205 if (interface->scanning == TRUE)
2208 switch (interface->state) {
2209 case G_SUPPLICANT_STATE_AUTHENTICATING:
2210 case G_SUPPLICANT_STATE_ASSOCIATING:
2211 case G_SUPPLICANT_STATE_ASSOCIATED:
2212 case G_SUPPLICANT_STATE_4WAY_HANDSHAKE:
2213 case G_SUPPLICANT_STATE_GROUP_HANDSHAKE:
2215 case G_SUPPLICANT_STATE_UNKNOWN:
2216 case G_SUPPLICANT_STATE_DISCONNECTED:
2217 case G_SUPPLICANT_STATE_INACTIVE:
2218 case G_SUPPLICANT_STATE_SCANNING:
2219 case G_SUPPLICANT_STATE_COMPLETED:
2223 data = dbus_malloc0(sizeof(*data));
2227 data->interface = interface;
2228 data->callback = callback;
2229 data->user_data = user_data;
2231 return supplicant_dbus_method_call(interface->path,
2232 SUPPLICANT_INTERFACE ".Interface", "Scan",
2233 interface_scan_params, interface_scan_result, data);
2236 static void interface_select_network_result(const char *error,
2237 DBusMessageIter *iter, void *user_data)
2239 struct interface_connect_data *data = user_data;
2247 static void interface_select_network_params(DBusMessageIter *iter,
2250 struct interface_connect_data *data = user_data;
2251 GSupplicantInterface *interface = data->interface;
2253 dbus_message_iter_append_basic(iter, DBUS_TYPE_OBJECT_PATH,
2254 &interface->network_path);
2257 static void interface_add_network_result(const char *error,
2258 DBusMessageIter *iter, void *user_data)
2260 struct interface_connect_data *data = user_data;
2261 GSupplicantInterface *interface = data->interface;
2267 dbus_message_iter_get_basic(iter, &path);
2271 SUPPLICANT_DBG("PATH: %s", path);
2273 g_free(interface->network_path);
2274 interface->network_path = g_strdup(path);
2276 supplicant_dbus_method_call(data->interface->path,
2277 SUPPLICANT_INTERFACE ".Interface", "SelectNetwork",
2278 interface_select_network_params,
2279 interface_select_network_result, data);
2284 g_free(interface->network_path);
2285 interface->network_path = NULL;
2290 static void add_network_security_wep(DBusMessageIter *dict,
2291 GSupplicantSSID *ssid)
2293 const char *auth_alg = "OPEN SHARED";
2294 const char *key_index = "0";
2296 supplicant_dbus_dict_append_basic(dict, "auth_alg",
2297 DBUS_TYPE_STRING, &auth_alg);
2299 if (ssid->passphrase) {
2300 int size = strlen(ssid->passphrase);
2301 if (size == 10 || size == 26) {
2302 unsigned char *key = g_try_malloc(13);
2306 memset(tmp, 0, sizeof(tmp));
2310 for (i = 0; i < size / 2; i++) {
2311 memcpy(tmp, ssid->passphrase + (i * 2), 2);
2312 key[i] = (unsigned char) strtol(tmp, NULL, 16);
2315 supplicant_dbus_dict_append_fixed_array(dict,
2320 } else if (size == 5 || size == 13) {
2321 unsigned char *key = g_try_malloc(13);
2327 for (i = 0; i < size; i++)
2328 key[i] = (unsigned char) ssid->passphrase[i];
2330 supplicant_dbus_dict_append_fixed_array(dict,
2336 supplicant_dbus_dict_append_basic(dict,
2341 supplicant_dbus_dict_append_basic(dict, "wep_tx_keyidx",
2342 DBUS_TYPE_STRING, &key_index);
2346 static void add_network_security_psk(DBusMessageIter *dict,
2347 GSupplicantSSID *ssid)
2349 if (ssid->passphrase && strlen(ssid->passphrase) > 0)
2350 supplicant_dbus_dict_append_basic(dict, "psk",
2355 static void add_network_security_tls(DBusMessageIter *dict,
2356 GSupplicantSSID *ssid)
2359 * For TLS, we at least need:
2360 * The client certificate
2361 * The client private key file
2362 * The client private key file password
2364 * The Authority certificate is optional.
2366 if (ssid->client_cert_path == NULL)
2369 if (ssid->private_key_path == NULL)
2372 if (ssid->private_key_passphrase == NULL)
2375 if (ssid->ca_cert_path)
2376 supplicant_dbus_dict_append_basic(dict, "ca_cert",
2377 DBUS_TYPE_STRING, &ssid->ca_cert_path);
2379 supplicant_dbus_dict_append_basic(dict, "private_key",
2381 &ssid->private_key_path);
2382 supplicant_dbus_dict_append_basic(dict, "private_key_passwd",
2384 &ssid->private_key_passphrase);
2385 supplicant_dbus_dict_append_basic(dict, "client_cert",
2387 &ssid->client_cert_path);
2390 static void add_network_security_peap(DBusMessageIter *dict,
2391 GSupplicantSSID *ssid)
2396 * For PEAP/TTLS, we at least need
2397 * The authority certificate
2398 * The 2nd phase authentication method
2399 * The 2nd phase passphrase
2401 * The Client certificate is optional although strongly required
2402 * When setting it, we need in addition
2403 * The Client private key file
2404 * The Client private key file password
2406 if (ssid->passphrase == NULL)
2409 if (ssid->ca_cert_path == NULL)
2412 if (ssid->phase2_auth == NULL)
2415 if (ssid->client_cert_path) {
2416 if (ssid->private_key_path == NULL)
2419 if (ssid->private_key_passphrase == NULL)
2422 supplicant_dbus_dict_append_basic(dict, "client_cert",
2424 &ssid->client_cert_path);
2426 supplicant_dbus_dict_append_basic(dict, "private_key",
2428 &ssid->private_key_path);
2430 supplicant_dbus_dict_append_basic(dict, "private_key_passwd",
2432 &ssid->private_key_passphrase);
2436 if (g_str_has_prefix(ssid->phase2_auth, "EAP-") == TRUE) {
2437 phase2_auth = g_strdup_printf("autheap=%s",
2438 ssid->phase2_auth + strlen("EAP-"));
2440 phase2_auth = g_strdup_printf("auth=%s", ssid->phase2_auth);
2442 supplicant_dbus_dict_append_basic(dict, "password",
2446 supplicant_dbus_dict_append_basic(dict, "ca_cert",
2448 &ssid->ca_cert_path);
2450 supplicant_dbus_dict_append_basic(dict, "phase2",
2454 g_free(phase2_auth);
2457 static void add_network_security_eap(DBusMessageIter *dict,
2458 GSupplicantSSID *ssid)
2462 if (ssid->eap == NULL || ssid->identity == NULL)
2465 if (g_strcmp0(ssid->eap, "tls") == 0) {
2466 add_network_security_tls(dict, ssid);
2467 } else if (g_strcmp0(ssid->eap, "peap") == 0 ||
2468 g_strcmp0(ssid->eap, "ttls") == 0) {
2469 add_network_security_peap(dict, ssid);
2473 eap_value = g_ascii_strup(ssid->eap, -1);
2475 supplicant_dbus_dict_append_basic(dict, "eap",
2478 supplicant_dbus_dict_append_basic(dict, "identity",
2485 static void add_network_security(DBusMessageIter *dict, GSupplicantSSID *ssid)
2489 switch (ssid->security) {
2490 case G_SUPPLICANT_SECURITY_UNKNOWN:
2491 case G_SUPPLICANT_SECURITY_NONE:
2492 case G_SUPPLICANT_SECURITY_WEP:
2494 add_network_security_wep(dict, ssid);
2496 case G_SUPPLICANT_SECURITY_PSK:
2497 key_mgmt = "WPA-PSK";
2498 add_network_security_psk(dict, ssid);
2500 case G_SUPPLICANT_SECURITY_IEEE8021X:
2501 key_mgmt = "WPA-EAP";
2502 add_network_security_eap(dict, ssid);
2506 supplicant_dbus_dict_append_basic(dict, "key_mgmt",
2507 DBUS_TYPE_STRING, &key_mgmt);
2510 static void interface_add_network_params(DBusMessageIter *iter, void *user_data)
2512 DBusMessageIter dict;
2513 dbus_uint32_t scan_ssid = 1;
2514 struct interface_connect_data *data = user_data;
2515 GSupplicantSSID *ssid = data->ssid;
2517 supplicant_dbus_dict_open(iter, &dict);
2519 supplicant_dbus_dict_append_basic(&dict, "scan_ssid",
2520 DBUS_TYPE_UINT32, &scan_ssid);
2522 add_network_security(&dict, ssid);
2524 supplicant_dbus_dict_append_fixed_array(&dict, "ssid",
2525 DBUS_TYPE_BYTE, &ssid->ssid,
2528 supplicant_dbus_dict_close(iter, &dict);
2531 int g_supplicant_interface_connect(GSupplicantInterface *interface,
2532 GSupplicantSSID *ssid,
2533 GSupplicantInterfaceCallback callback,
2536 struct interface_connect_data *data;
2539 if (interface == NULL)
2542 if (system_available == FALSE)
2545 /* TODO: Check if we're already connected and switch */
2547 data = dbus_malloc0(sizeof(*data));
2551 data->interface = interface;
2552 data->callback = callback;
2554 data->user_data = user_data;
2556 ret = supplicant_dbus_method_call(interface->path,
2557 SUPPLICANT_INTERFACE ".Interface", "AddNetwork",
2558 interface_add_network_params,
2559 interface_add_network_result, data);
2563 return -EINPROGRESS;
2566 static void network_remove_result(const char *error,
2567 DBusMessageIter *iter, void *user_data)
2569 struct interface_data *data = user_data;
2577 if (data->callback != NULL)
2578 data->callback(result, data->interface, data->user_data);
2583 static void network_remove_params(DBusMessageIter *iter, void *user_data)
2585 struct interface_data *data = user_data;
2586 const char *path = data->interface->network_path;
2588 SUPPLICANT_DBG("path %s", path);
2590 dbus_message_iter_append_basic(iter, DBUS_TYPE_OBJECT_PATH, &path);
2593 static int network_remove(struct interface_data *data)
2595 GSupplicantInterface *interface = data->interface;
2599 return supplicant_dbus_method_call(interface->path,
2600 SUPPLICANT_INTERFACE ".Interface", "RemoveNetwork",
2601 network_remove_params, network_remove_result, data);
2604 static void interface_disconnect_result(const char *error,
2605 DBusMessageIter *iter, void *user_data)
2607 struct interface_data *data = user_data;
2611 if (error != NULL && data->callback != NULL)
2612 data->callback(-EIO, data->interface, data->user_data);
2614 network_remove(data);
2617 int g_supplicant_interface_disconnect(GSupplicantInterface *interface,
2618 GSupplicantInterfaceCallback callback,
2621 struct interface_data *data;
2625 if (interface == NULL)
2628 if (system_available == FALSE)
2631 data = dbus_malloc0(sizeof(*data));
2635 data->interface = interface;
2636 data->callback = callback;
2637 data->user_data = user_data;
2639 return supplicant_dbus_method_call(interface->path,
2640 SUPPLICANT_INTERFACE ".Interface", "Disconnect",
2641 NULL, interface_disconnect_result, data);
2645 static const char *g_supplicant_rule0 = "type=signal,"
2646 "path=" DBUS_PATH_DBUS ","
2647 "sender=" DBUS_SERVICE_DBUS ","
2648 "interface=" DBUS_INTERFACE_DBUS ","
2649 "member=NameOwnerChanged,"
2650 "arg0=" SUPPLICANT_SERVICE;
2651 static const char *g_supplicant_rule1 = "type=signal,"
2652 "interface=" SUPPLICANT_INTERFACE;
2653 static const char *g_supplicant_rule2 = "type=signal,"
2654 "interface=" SUPPLICANT_INTERFACE ".Interface";
2655 static const char *g_supplicant_rule3 = "type=signal,"
2656 "interface=" SUPPLICANT_INTERFACE ".Interface.WPS";
2657 static const char *g_supplicant_rule4 = "type=signal,"
2658 "interface=" SUPPLICANT_INTERFACE ".BSS";
2659 static const char *g_supplicant_rule5 = "type=signal,"
2660 "interface=" SUPPLICANT_INTERFACE ".Network";
2662 static void invoke_introspect_method(void)
2664 DBusMessage *message;
2666 message = dbus_message_new_method_call(SUPPLICANT_SERVICE,
2668 DBUS_INTERFACE_INTROSPECTABLE,
2671 if (message == NULL)
2674 dbus_message_set_no_reply(message, TRUE);
2675 dbus_connection_send(connection, message, NULL);
2676 dbus_message_unref(message);
2679 int g_supplicant_register(const GSupplicantCallbacks *callbacks)
2681 connection = dbus_bus_get(DBUS_BUS_SYSTEM, NULL);
2682 if (connection == NULL)
2685 if (dbus_connection_add_filter(connection,
2686 g_supplicant_filter, NULL, NULL) == FALSE) {
2687 dbus_connection_unref(connection);
2692 callbacks_pointer = callbacks;
2695 interface_table = g_hash_table_new_full(g_str_hash, g_str_equal,
2696 NULL, remove_interface);
2698 bss_mapping = g_hash_table_new_full(g_str_hash, g_str_equal,
2701 supplicant_dbus_setup(connection);
2703 dbus_bus_add_match(connection, g_supplicant_rule0, NULL);
2704 dbus_bus_add_match(connection, g_supplicant_rule1, NULL);
2705 dbus_bus_add_match(connection, g_supplicant_rule2, NULL);
2706 dbus_bus_add_match(connection, g_supplicant_rule3, NULL);
2707 dbus_bus_add_match(connection, g_supplicant_rule4, NULL);
2708 dbus_bus_add_match(connection, g_supplicant_rule5, NULL);
2709 dbus_connection_flush(connection);
2711 if (dbus_bus_name_has_owner(connection,
2712 SUPPLICANT_SERVICE, NULL) == TRUE) {
2713 system_available = TRUE;
2714 supplicant_dbus_property_get_all(SUPPLICANT_PATH,
2715 SUPPLICANT_INTERFACE,
2716 service_property, NULL);
2718 invoke_introspect_method();
2723 static void unregister_interface_remove_params(DBusMessageIter *iter,
2726 const char *path = user_data;
2728 dbus_message_iter_append_basic(iter, DBUS_TYPE_OBJECT_PATH,
2733 static void unregister_remove_interface(gpointer key, gpointer value,
2736 GSupplicantInterface *interface = value;
2738 supplicant_dbus_method_call(SUPPLICANT_PATH,
2739 SUPPLICANT_INTERFACE,
2741 unregister_interface_remove_params,
2742 NULL, interface->path);
2745 void g_supplicant_unregister(const GSupplicantCallbacks *callbacks)
2749 if (connection != NULL) {
2750 dbus_bus_remove_match(connection, g_supplicant_rule5, NULL);
2751 dbus_bus_remove_match(connection, g_supplicant_rule4, NULL);
2752 dbus_bus_remove_match(connection, g_supplicant_rule3, NULL);
2753 dbus_bus_remove_match(connection, g_supplicant_rule2, NULL);
2754 dbus_bus_remove_match(connection, g_supplicant_rule1, NULL);
2755 dbus_bus_remove_match(connection, g_supplicant_rule0, NULL);
2756 dbus_connection_flush(connection);
2758 dbus_connection_remove_filter(connection,
2759 g_supplicant_filter, NULL);
2762 if (bss_mapping != NULL) {
2763 g_hash_table_destroy(bss_mapping);
2767 if (system_available == TRUE)
2768 callback_system_killed();
2770 if (interface_table != NULL) {
2771 g_hash_table_foreach(interface_table,
2772 unregister_remove_interface, NULL);
2773 g_hash_table_destroy(interface_table);
2774 interface_table = NULL;
2777 if (connection != NULL) {
2778 dbus_connection_unref(connection);
2782 callbacks_pointer = NULL;