2 * WPA Supplicant / dbus-based control interface
3 * Copyright (c) 2006, Dan Williams <dcbw@redhat.com> and Red Hat, Inc.
4 * Copyright (c) 2009-2010, Witold Sowa <witold.sowa@gmail.com>
5 * Copyright (c) 2009, Jouni Malinen <j@w1.fi>
7 * This software may be distributed under the terms of the BSD license.
8 * See README for more details.
14 #include "common/ieee802_11_defs.h"
15 #include "eap_peer/eap_methods.h"
16 #include "eapol_supp/eapol_supp_sm.h"
17 #include "rsn_supp/wpa.h"
18 #include "../config.h"
19 #include "../wpa_supplicant_i.h"
20 #include "../driver_i.h"
21 #include "../notify.h"
24 #include "../autoscan.h"
25 #include "dbus_new_helpers.h"
27 #include "dbus_new_handlers.h"
28 #include "dbus_dict_helpers.h"
29 #include "dbus_common_i.h"
30 #include "drivers/driver.h"
32 static const char * const debug_strings[] = {
33 "excessive", "msgdump", "debug", "info", "warning", "error", NULL
38 * wpas_dbus_error_unknown_error - Return a new UnknownError error message
39 * @message: Pointer to incoming dbus message this error refers to
40 * @arg: Optional string appended to error message
41 * Returns: a dbus error message
43 * Convenience function to create and return an UnknownError
45 DBusMessage * wpas_dbus_error_unknown_error(DBusMessage *message,
48 return dbus_message_new_error(message, WPAS_DBUS_ERROR_UNKNOWN_ERROR,
54 * wpas_dbus_error_iface_unknown - Return a new invalid interface error message
55 * @message: Pointer to incoming dbus message this error refers to
56 * Returns: A dbus error message
58 * Convenience function to create and return an invalid interface error
60 static DBusMessage * wpas_dbus_error_iface_unknown(DBusMessage *message)
62 return dbus_message_new_error(
63 message, WPAS_DBUS_ERROR_IFACE_UNKNOWN,
64 "wpa_supplicant knows nothing about this interface.");
69 * wpas_dbus_error_network_unknown - Return a new NetworkUnknown error message
70 * @message: Pointer to incoming dbus message this error refers to
71 * Returns: a dbus error message
73 * Convenience function to create and return an invalid network error
75 static DBusMessage * wpas_dbus_error_network_unknown(DBusMessage *message)
77 return dbus_message_new_error(
78 message, WPAS_DBUS_ERROR_NETWORK_UNKNOWN,
79 "There is no such a network in this interface.");
84 * wpas_dbus_error_invalid_args - Return a new InvalidArgs error message
85 * @message: Pointer to incoming dbus message this error refers to
86 * Returns: a dbus error message
88 * Convenience function to create and return an invalid options error
90 DBusMessage * wpas_dbus_error_invalid_args(DBusMessage *message,
95 reply = dbus_message_new_error(
96 message, WPAS_DBUS_ERROR_INVALID_ARGS,
97 "Did not receive correct message arguments.");
99 dbus_message_append_args(reply, DBUS_TYPE_STRING, &arg,
107 * wpas_dbus_error_scan_error - Return a new ScanError error message
108 * @message: Pointer to incoming dbus message this error refers to
109 * @error: Optional string to be used as the error message
110 * Returns: a dbus error message
112 * Convenience function to create and return a scan error
114 static DBusMessage * wpas_dbus_error_scan_error(DBusMessage *message,
117 return dbus_message_new_error(message,
118 WPAS_DBUS_ERROR_IFACE_SCAN_ERROR,
123 DBusMessage * wpas_dbus_error_no_memory(DBusMessage *message)
125 wpa_printf(MSG_DEBUG, "dbus: Failed to allocate memory");
126 return dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY, NULL);
130 static const char * const dont_quote[] = {
131 "key_mgmt", "proto", "pairwise", "auth_alg", "group", "eap",
132 "opensc_engine_path", "pkcs11_engine_path", "pkcs11_module_path",
133 "bssid", "scan_freq", "freq_list", NULL
136 static dbus_bool_t should_quote_opt(const char *key)
140 while (dont_quote[i] != NULL) {
141 if (os_strcmp(key, dont_quote[i]) == 0)
149 * get_iface_by_dbus_path - Get a new network interface
150 * @global: Pointer to global data from wpa_supplicant_init()
151 * @path: Pointer to a dbus object path representing an interface
152 * Returns: Pointer to the interface or %NULL if not found
154 static struct wpa_supplicant * get_iface_by_dbus_path(
155 struct wpa_global *global, const char *path)
157 struct wpa_supplicant *wpa_s;
159 for (wpa_s = global->ifaces; wpa_s; wpa_s = wpa_s->next) {
160 if (os_strcmp(wpa_s->dbus_new_path, path) == 0)
168 * set_network_properties - Set properties of a configured network
169 * @wpa_s: wpa_supplicant structure for a network interface
170 * @ssid: wpa_ssid structure for a configured network
171 * @iter: DBus message iterator containing dictionary of network
173 * @error: On failure, an error describing the failure
174 * Returns: TRUE if the request succeeds, FALSE if it failed
176 * Sets network configuration with parameters given id DBus dictionary
178 dbus_bool_t set_network_properties(struct wpa_supplicant *wpa_s,
179 struct wpa_ssid *ssid,
180 DBusMessageIter *iter,
183 struct wpa_dbus_dict_entry entry = { .type = DBUS_TYPE_STRING };
184 DBusMessageIter iter_dict;
187 if (!wpa_dbus_dict_open_read(iter, &iter_dict, error))
190 while (wpa_dbus_dict_has_dict_entry(&iter_dict)) {
194 if (!wpa_dbus_dict_get_entry(&iter_dict, &entry))
198 if (entry.type == DBUS_TYPE_ARRAY &&
199 entry.array_type == DBUS_TYPE_BYTE) {
200 if (entry.array_len <= 0)
203 size = entry.array_len * 2 + 1;
204 value = os_zalloc(size);
208 ret = wpa_snprintf_hex(value, size,
209 (u8 *) entry.bytearray_value,
213 } else if (entry.type == DBUS_TYPE_STRING) {
214 if (should_quote_opt(entry.key)) {
215 size = os_strlen(entry.str_value);
220 value = os_zalloc(size);
224 ret = os_snprintf(value, size, "\"%s\"",
226 if (os_snprintf_error(size, ret))
229 value = os_strdup(entry.str_value);
233 } else if (entry.type == DBUS_TYPE_UINT32) {
234 value = os_zalloc(size);
238 ret = os_snprintf(value, size, "%u",
240 if (os_snprintf_error(size, ret))
242 } else if (entry.type == DBUS_TYPE_INT32) {
243 value = os_zalloc(size);
247 ret = os_snprintf(value, size, "%d",
249 if (os_snprintf_error(size, ret))
254 if (wpa_config_set(ssid, entry.key, value, 0) < 0)
257 if ((os_strcmp(entry.key, "psk") == 0 &&
258 value[0] == '"' && ssid->ssid_len) ||
259 (os_strcmp(entry.key, "ssid") == 0 && ssid->passphrase))
260 wpa_config_update_psk(ssid);
261 else if (os_strcmp(entry.key, "priority") == 0)
262 wpa_config_update_prio_list(wpa_s->conf);
266 wpa_dbus_dict_entry_clear(&entry);
273 wpa_dbus_dict_entry_clear(&entry);
274 dbus_set_error_const(error, DBUS_ERROR_INVALID_ARGS,
275 "invalid message format");
281 * wpas_dbus_simple_property_getter - Get basic type property
282 * @iter: Message iter to use when appending arguments
283 * @type: DBus type of property (must be basic type)
284 * @val: pointer to place holding property value
285 * @error: On failure an error describing the failure
286 * Returns: TRUE if the request was successful, FALSE if it failed
288 * Generic getter for basic type properties. Type is required to be basic.
290 dbus_bool_t wpas_dbus_simple_property_getter(DBusMessageIter *iter,
295 DBusMessageIter variant_iter;
297 if (!dbus_type_is_basic(type)) {
298 dbus_set_error(error, DBUS_ERROR_FAILED,
299 "%s: given type is not basic", __func__);
303 if (!dbus_message_iter_open_container(iter, DBUS_TYPE_VARIANT,
304 wpa_dbus_type_as_string(type),
306 !dbus_message_iter_append_basic(&variant_iter, type, val) ||
307 !dbus_message_iter_close_container(iter, &variant_iter)) {
308 dbus_set_error(error, DBUS_ERROR_FAILED,
309 "%s: error constructing reply", __func__);
318 * wpas_dbus_simple_property_setter - Set basic type property
319 * @message: Pointer to incoming dbus message
320 * @type: DBus type of property (must be basic type)
321 * @val: pointer to place where value being set will be stored
322 * Returns: TRUE if the request was successful, FALSE if it failed
324 * Generic setter for basic type properties. Type is required to be basic.
326 dbus_bool_t wpas_dbus_simple_property_setter(DBusMessageIter *iter,
328 const int type, void *val)
330 DBusMessageIter variant_iter;
332 if (!dbus_type_is_basic(type)) {
333 dbus_set_error(error, DBUS_ERROR_FAILED,
334 "%s: given type is not basic", __func__);
338 /* Look at the new value */
339 dbus_message_iter_recurse(iter, &variant_iter);
340 if (dbus_message_iter_get_arg_type(&variant_iter) != type) {
341 dbus_set_error_const(error, DBUS_ERROR_FAILED,
342 "wrong property type");
345 dbus_message_iter_get_basic(&variant_iter, val);
352 * wpas_dbus_simple_array_property_getter - Get array type property
353 * @iter: Pointer to incoming dbus message iterator
354 * @type: DBus type of property array elements (must be basic type)
355 * @array: pointer to array of elements to put into response message
356 * @array_len: length of above array
357 * @error: a pointer to an error to fill on failure
358 * Returns: TRUE if the request succeeded, FALSE if it failed
360 * Generic getter for array type properties. Array elements type is
361 * required to be basic.
363 dbus_bool_t wpas_dbus_simple_array_property_getter(DBusMessageIter *iter,
369 DBusMessageIter variant_iter, array_iter;
370 char type_str[] = "a?"; /* ? will be replaced with subtype letter; */
371 const char *sub_type_str;
372 size_t element_size, i;
374 if (!dbus_type_is_basic(type)) {
375 dbus_set_error(error, DBUS_ERROR_FAILED,
376 "%s: given type is not basic", __func__);
380 sub_type_str = wpa_dbus_type_as_string(type);
381 type_str[1] = sub_type_str[0];
383 if (!dbus_message_iter_open_container(iter, DBUS_TYPE_VARIANT,
384 type_str, &variant_iter) ||
385 !dbus_message_iter_open_container(&variant_iter, DBUS_TYPE_ARRAY,
386 sub_type_str, &array_iter)) {
387 dbus_set_error(error, DBUS_ERROR_FAILED,
388 "%s: failed to construct message", __func__);
394 case DBUS_TYPE_BOOLEAN:
397 case DBUS_TYPE_INT16:
398 case DBUS_TYPE_UINT16:
399 element_size = sizeof(uint16_t);
401 case DBUS_TYPE_INT32:
402 case DBUS_TYPE_UINT32:
403 element_size = sizeof(uint32_t);
405 case DBUS_TYPE_INT64:
406 case DBUS_TYPE_UINT64:
407 element_size = sizeof(uint64_t);
409 case DBUS_TYPE_DOUBLE:
410 element_size = sizeof(double);
412 case DBUS_TYPE_STRING:
413 case DBUS_TYPE_OBJECT_PATH:
414 element_size = sizeof(char *);
417 dbus_set_error(error, DBUS_ERROR_FAILED,
418 "%s: unknown element type %d", __func__, type);
422 for (i = 0; i < array_len; i++) {
423 if (!dbus_message_iter_append_basic(&array_iter, type,
424 array + i * element_size)) {
425 dbus_set_error(error, DBUS_ERROR_FAILED,
426 "%s: failed to construct message 2.5",
432 if (!dbus_message_iter_close_container(&variant_iter, &array_iter) ||
433 !dbus_message_iter_close_container(iter, &variant_iter)) {
434 dbus_set_error(error, DBUS_ERROR_FAILED,
435 "%s: failed to construct message 3", __func__);
444 * wpas_dbus_simple_array_array_property_getter - Get array array type property
445 * @iter: Pointer to incoming dbus message iterator
446 * @type: DBus type of property array elements (must be basic type)
447 * @array: pointer to array of elements to put into response message
448 * @array_len: length of above array
449 * @error: a pointer to an error to fill on failure
450 * Returns: TRUE if the request succeeded, FALSE if it failed
452 * Generic getter for array type properties. Array elements type is
453 * required to be basic.
455 dbus_bool_t wpas_dbus_simple_array_array_property_getter(DBusMessageIter *iter,
457 struct wpabuf **array,
461 DBusMessageIter variant_iter, array_iter;
462 char type_str[] = "aa?";
463 char inner_type_str[] = "a?";
464 const char *sub_type_str;
467 if (!dbus_type_is_basic(type)) {
468 dbus_set_error(error, DBUS_ERROR_FAILED,
469 "%s: given type is not basic", __func__);
473 sub_type_str = wpa_dbus_type_as_string(type);
474 type_str[2] = sub_type_str[0];
475 inner_type_str[1] = sub_type_str[0];
477 if (!dbus_message_iter_open_container(iter, DBUS_TYPE_VARIANT,
478 type_str, &variant_iter) ||
479 !dbus_message_iter_open_container(&variant_iter, DBUS_TYPE_ARRAY,
480 inner_type_str, &array_iter)) {
481 dbus_set_error(error, DBUS_ERROR_FAILED,
482 "%s: failed to construct message", __func__);
486 for (i = 0; i < array_len && array[i]; i++) {
487 wpa_dbus_dict_bin_array_add_element(&array_iter,
488 wpabuf_head(array[i]),
489 wpabuf_len(array[i]));
493 if (!dbus_message_iter_close_container(&variant_iter, &array_iter) ||
494 !dbus_message_iter_close_container(iter, &variant_iter)) {
495 dbus_set_error(error, DBUS_ERROR_FAILED,
496 "%s: failed to close message", __func__);
505 * wpas_dbus_handler_create_interface - Request registration of a network iface
506 * @message: Pointer to incoming dbus message
507 * @global: %wpa_supplicant global data structure
508 * Returns: The object path of the new interface object,
509 * or a dbus error message with more information
511 * Handler function for "CreateInterface" method call. Handles requests
512 * by dbus clients to register a network interface that wpa_supplicant
515 DBusMessage * wpas_dbus_handler_create_interface(DBusMessage *message,
516 struct wpa_global *global)
518 DBusMessageIter iter_dict;
519 DBusMessage *reply = NULL;
520 DBusMessageIter iter;
521 struct wpa_dbus_dict_entry entry;
524 char *confname = NULL;
525 char *bridge_ifname = NULL;
527 dbus_message_iter_init(message, &iter);
529 if (!wpa_dbus_dict_open_read(&iter, &iter_dict, NULL))
531 while (wpa_dbus_dict_has_dict_entry(&iter_dict)) {
532 if (!wpa_dbus_dict_get_entry(&iter_dict, &entry))
534 if (os_strcmp(entry.key, "Driver") == 0 &&
535 entry.type == DBUS_TYPE_STRING) {
537 driver = os_strdup(entry.str_value);
538 wpa_dbus_dict_entry_clear(&entry);
541 } else if (os_strcmp(entry.key, "Ifname") == 0 &&
542 entry.type == DBUS_TYPE_STRING) {
544 ifname = os_strdup(entry.str_value);
545 wpa_dbus_dict_entry_clear(&entry);
548 } else if (os_strcmp(entry.key, "ConfigFile") == 0 &&
549 entry.type == DBUS_TYPE_STRING) {
551 confname = os_strdup(entry.str_value);
552 wpa_dbus_dict_entry_clear(&entry);
553 if (confname == NULL)
555 } else if (os_strcmp(entry.key, "BridgeIfname") == 0 &&
556 entry.type == DBUS_TYPE_STRING) {
557 os_free(bridge_ifname);
558 bridge_ifname = os_strdup(entry.str_value);
559 wpa_dbus_dict_entry_clear(&entry);
560 if (bridge_ifname == NULL)
563 wpa_dbus_dict_entry_clear(&entry);
569 goto error; /* Required Ifname argument missing */
572 * Try to get the wpa_supplicant record for this iface, return
573 * an error if we already control it.
575 if (wpa_supplicant_get_iface(global, ifname) != NULL) {
576 reply = dbus_message_new_error(
577 message, WPAS_DBUS_ERROR_IFACE_EXISTS,
578 "wpa_supplicant already controls this interface.");
580 struct wpa_supplicant *wpa_s;
581 struct wpa_interface iface;
583 os_memset(&iface, 0, sizeof(iface));
584 iface.driver = driver;
585 iface.ifname = ifname;
586 iface.confname = confname;
587 iface.bridge_ifname = bridge_ifname;
588 /* Otherwise, have wpa_supplicant attach to it. */
589 wpa_s = wpa_supplicant_add_iface(global, &iface);
591 const char *path = wpa_s->dbus_new_path;
593 reply = dbus_message_new_method_return(message);
594 dbus_message_append_args(reply, DBUS_TYPE_OBJECT_PATH,
595 &path, DBUS_TYPE_INVALID);
597 reply = wpas_dbus_error_unknown_error(
599 "wpa_supplicant couldn't grab this interface.");
607 os_free(bridge_ifname);
611 reply = wpas_dbus_error_invalid_args(message, NULL);
617 * wpas_dbus_handler_remove_interface - Request deregistration of an interface
618 * @message: Pointer to incoming dbus message
619 * @global: wpa_supplicant global data structure
620 * Returns: a dbus message containing a UINT32 indicating success (1) or
621 * failure (0), or returns a dbus error message with more information
623 * Handler function for "removeInterface" method call. Handles requests
624 * by dbus clients to deregister a network interface that wpa_supplicant
627 DBusMessage * wpas_dbus_handler_remove_interface(DBusMessage *message,
628 struct wpa_global *global)
630 struct wpa_supplicant *wpa_s;
632 DBusMessage *reply = NULL;
634 dbus_message_get_args(message, NULL, DBUS_TYPE_OBJECT_PATH, &path,
637 wpa_s = get_iface_by_dbus_path(global, path);
639 reply = wpas_dbus_error_iface_unknown(message);
640 else if (wpa_supplicant_remove_iface(global, wpa_s, 0)) {
641 reply = wpas_dbus_error_unknown_error(
643 "wpa_supplicant couldn't remove this interface.");
651 * wpas_dbus_handler_get_interface - Get the object path for an interface name
652 * @message: Pointer to incoming dbus message
653 * @global: %wpa_supplicant global data structure
654 * Returns: The object path of the interface object,
655 * or a dbus error message with more information
657 * Handler function for "getInterface" method call.
659 DBusMessage * wpas_dbus_handler_get_interface(DBusMessage *message,
660 struct wpa_global *global)
662 DBusMessage *reply = NULL;
665 struct wpa_supplicant *wpa_s;
667 dbus_message_get_args(message, NULL, DBUS_TYPE_STRING, &ifname,
670 wpa_s = wpa_supplicant_get_iface(global, ifname);
672 return wpas_dbus_error_iface_unknown(message);
674 path = wpa_s->dbus_new_path;
675 reply = dbus_message_new_method_return(message);
677 return wpas_dbus_error_no_memory(message);
678 if (!dbus_message_append_args(reply, DBUS_TYPE_OBJECT_PATH, &path,
679 DBUS_TYPE_INVALID)) {
680 dbus_message_unref(reply);
681 return wpas_dbus_error_no_memory(message);
689 * wpas_dbus_getter_debug_level - Get debug level
690 * @iter: Pointer to incoming dbus message iter
691 * @error: Location to store error on failure
692 * @user_data: Function specific data
693 * Returns: TRUE on success, FALSE on failure
695 * Getter for "DebugLevel" property.
697 dbus_bool_t wpas_dbus_getter_debug_level(DBusMessageIter *iter,
702 int idx = wpa_debug_level;
708 str = debug_strings[idx];
709 return wpas_dbus_simple_property_getter(iter, DBUS_TYPE_STRING,
715 * wpas_dbus_getter_debug_timestamp - Get debug timestamp
716 * @iter: Pointer to incoming dbus message iter
717 * @error: Location to store error on failure
718 * @user_data: Function specific data
719 * Returns: TRUE on success, FALSE on failure
721 * Getter for "DebugTimestamp" property.
723 dbus_bool_t wpas_dbus_getter_debug_timestamp(DBusMessageIter *iter,
727 return wpas_dbus_simple_property_getter(iter, DBUS_TYPE_BOOLEAN,
728 &wpa_debug_timestamp, error);
734 * wpas_dbus_getter_debug_show_keys - Get debug show keys
735 * @iter: Pointer to incoming dbus message iter
736 * @error: Location to store error on failure
737 * @user_data: Function specific data
738 * Returns: TRUE on success, FALSE on failure
740 * Getter for "DebugShowKeys" property.
742 dbus_bool_t wpas_dbus_getter_debug_show_keys(DBusMessageIter *iter,
746 return wpas_dbus_simple_property_getter(iter, DBUS_TYPE_BOOLEAN,
747 &wpa_debug_show_keys, error);
752 * wpas_dbus_setter_debug_level - Set debug level
753 * @iter: Pointer to incoming dbus message iter
754 * @error: Location to store error on failure
755 * @user_data: Function specific data
756 * Returns: TRUE on success, FALSE on failure
758 * Setter for "DebugLevel" property.
760 dbus_bool_t wpas_dbus_setter_debug_level(DBusMessageIter *iter,
761 DBusError *error, void *user_data)
763 struct wpa_global *global = user_data;
764 const char *str = NULL;
767 if (!wpas_dbus_simple_property_setter(iter, error, DBUS_TYPE_STRING,
771 for (i = 0; debug_strings[i]; i++)
772 if (os_strcmp(debug_strings[i], str) == 0) {
778 wpa_supplicant_set_debug_params(global, val, wpa_debug_timestamp,
779 wpa_debug_show_keys)) {
780 dbus_set_error_const(error, DBUS_ERROR_FAILED,
781 "wrong debug level value");
790 * wpas_dbus_setter_debug_timestamp - Set debug timestamp
791 * @iter: Pointer to incoming dbus message iter
792 * @error: Location to store error on failure
793 * @user_data: Function specific data
794 * Returns: TRUE on success, FALSE on failure
796 * Setter for "DebugTimestamp" property.
798 dbus_bool_t wpas_dbus_setter_debug_timestamp(DBusMessageIter *iter,
802 struct wpa_global *global = user_data;
805 if (!wpas_dbus_simple_property_setter(iter, error, DBUS_TYPE_BOOLEAN,
809 wpa_supplicant_set_debug_params(global, wpa_debug_level, val ? 1 : 0,
810 wpa_debug_show_keys);
816 * wpas_dbus_setter_debug_show_keys - Set debug show keys
817 * @iter: Pointer to incoming dbus message iter
818 * @error: Location to store error on failure
819 * @user_data: Function specific data
820 * Returns: TRUE on success, FALSE on failure
822 * Setter for "DebugShowKeys" property.
824 dbus_bool_t wpas_dbus_setter_debug_show_keys(DBusMessageIter *iter,
828 struct wpa_global *global = user_data;
831 if (!wpas_dbus_simple_property_setter(iter, error, DBUS_TYPE_BOOLEAN,
835 wpa_supplicant_set_debug_params(global, wpa_debug_level,
843 * wpas_dbus_getter_interfaces - Request registered interfaces list
844 * @iter: Pointer to incoming dbus message iter
845 * @error: Location to store error on failure
846 * @user_data: Function specific data
847 * Returns: TRUE on success, FALSE on failure
849 * Getter for "Interfaces" property. Handles requests
850 * by dbus clients to return list of registered interfaces objects
853 dbus_bool_t wpas_dbus_getter_interfaces(DBusMessageIter *iter,
857 struct wpa_global *global = user_data;
858 struct wpa_supplicant *wpa_s;
860 unsigned int i = 0, num = 0;
863 for (wpa_s = global->ifaces; wpa_s; wpa_s = wpa_s->next)
866 paths = os_calloc(num, sizeof(char *));
868 dbus_set_error_const(error, DBUS_ERROR_NO_MEMORY, "no memory");
872 for (wpa_s = global->ifaces; wpa_s; wpa_s = wpa_s->next)
873 paths[i++] = wpa_s->dbus_new_path;
875 success = wpas_dbus_simple_array_property_getter(iter,
876 DBUS_TYPE_OBJECT_PATH,
885 * wpas_dbus_getter_eap_methods - Request supported EAP methods list
886 * @iter: Pointer to incoming dbus message iter
887 * @error: Location to store error on failure
888 * @user_data: Function specific data
889 * Returns: TRUE on success, FALSE on failure
891 * Getter for "EapMethods" property. Handles requests
892 * by dbus clients to return list of strings with supported EAP methods
894 dbus_bool_t wpas_dbus_getter_eap_methods(DBusMessageIter *iter,
895 DBusError *error, void *user_data)
898 size_t num_items = 0;
901 eap_methods = eap_get_names_as_string_array(&num_items);
903 dbus_set_error_const(error, DBUS_ERROR_NO_MEMORY, "no memory");
907 success = wpas_dbus_simple_array_property_getter(iter,
913 os_free(eap_methods[--num_items]);
914 os_free(eap_methods);
920 * wpas_dbus_getter_global_capabilities - Request supported global capabilities
921 * @iter: Pointer to incoming dbus message iter
922 * @error: Location to store error on failure
923 * @user_data: Function specific data
924 * Returns: TRUE on success, FALSE on failure
926 * Getter for "Capabilities" property. Handles requests by dbus clients to
927 * return a list of strings with supported capabilities like AP, RSN IBSS,
928 * and P2P that are determined at compile time.
930 dbus_bool_t wpas_dbus_getter_global_capabilities(DBusMessageIter *iter,
934 const char *capabilities[5] = { NULL, NULL, NULL, NULL, NULL };
935 size_t num_items = 0;
938 capabilities[num_items++] = "ap";
939 #endif /* CONFIG_AP */
940 #ifdef CONFIG_IBSS_RSN
941 capabilities[num_items++] = "ibss-rsn";
942 #endif /* CONFIG_IBSS_RSN */
944 capabilities[num_items++] = "p2p";
945 #endif /* CONFIG_P2P */
946 #ifdef CONFIG_INTERWORKING
947 capabilities[num_items++] = "interworking";
948 #endif /* CONFIG_INTERWORKING */
950 return wpas_dbus_simple_array_property_getter(iter,
957 static int wpas_dbus_get_scan_type(DBusMessage *message, DBusMessageIter *var,
958 char **type, DBusMessage **reply)
960 if (dbus_message_iter_get_arg_type(var) != DBUS_TYPE_STRING) {
961 wpa_printf(MSG_DEBUG, "%s[dbus]: Type must be a string",
963 *reply = wpas_dbus_error_invalid_args(
964 message, "Wrong Type value type. String required");
967 dbus_message_iter_get_basic(var, type);
972 static int wpas_dbus_get_scan_ssids(DBusMessage *message, DBusMessageIter *var,
973 struct wpa_driver_scan_params *params,
976 struct wpa_driver_scan_ssid *ssids = params->ssids;
977 size_t ssids_num = 0;
979 DBusMessageIter array_iter, sub_array_iter;
983 if (dbus_message_iter_get_arg_type(var) != DBUS_TYPE_ARRAY) {
984 wpa_printf(MSG_DEBUG,
985 "%s[dbus]: ssids must be an array of arrays of bytes",
987 *reply = wpas_dbus_error_invalid_args(
989 "Wrong SSIDs value type. Array of arrays of bytes required");
993 dbus_message_iter_recurse(var, &array_iter);
995 if (dbus_message_iter_get_arg_type(&array_iter) != DBUS_TYPE_ARRAY ||
996 dbus_message_iter_get_element_type(&array_iter) != DBUS_TYPE_BYTE) {
997 wpa_printf(MSG_DEBUG,
998 "%s[dbus]: ssids must be an array of arrays of bytes",
1000 *reply = wpas_dbus_error_invalid_args(
1002 "Wrong SSIDs value type. Array of arrays of bytes required");
1006 while (dbus_message_iter_get_arg_type(&array_iter) == DBUS_TYPE_ARRAY) {
1007 if (ssids_num >= WPAS_MAX_SCAN_SSIDS) {
1008 wpa_printf(MSG_DEBUG,
1009 "%s[dbus]: Too many ssids specified on scan dbus call",
1011 *reply = wpas_dbus_error_invalid_args(
1013 "Too many ssids specified. Specify at most four");
1017 dbus_message_iter_recurse(&array_iter, &sub_array_iter);
1019 dbus_message_iter_get_fixed_array(&sub_array_iter, &val, &len);
1021 if (len > MAX_SSID_LEN) {
1022 wpa_printf(MSG_DEBUG,
1023 "%s[dbus]: SSID too long (len=%d max_len=%d)",
1024 __func__, len, MAX_SSID_LEN);
1025 *reply = wpas_dbus_error_invalid_args(
1026 message, "Invalid SSID: too long");
1031 ssid = os_malloc(len);
1033 *reply = wpas_dbus_error_no_memory(message);
1036 os_memcpy(ssid, val, len);
1038 /* Allow zero-length SSIDs */
1042 ssids[ssids_num].ssid = ssid;
1043 ssids[ssids_num].ssid_len = len;
1045 dbus_message_iter_next(&array_iter);
1049 params->num_ssids = ssids_num;
1054 static int wpas_dbus_get_scan_ies(DBusMessage *message, DBusMessageIter *var,
1055 struct wpa_driver_scan_params *params,
1056 DBusMessage **reply)
1058 u8 *ies = NULL, *nies;
1060 DBusMessageIter array_iter, sub_array_iter;
1064 if (dbus_message_iter_get_arg_type(var) != DBUS_TYPE_ARRAY) {
1065 wpa_printf(MSG_DEBUG,
1066 "%s[dbus]: ies must be an array of arrays of bytes",
1068 *reply = wpas_dbus_error_invalid_args(
1070 "Wrong IEs value type. Array of arrays of bytes required");
1074 dbus_message_iter_recurse(var, &array_iter);
1076 if (dbus_message_iter_get_arg_type(&array_iter) != DBUS_TYPE_ARRAY ||
1077 dbus_message_iter_get_element_type(&array_iter) != DBUS_TYPE_BYTE) {
1078 wpa_printf(MSG_DEBUG,
1079 "%s[dbus]: ies must be an array of arrays of bytes",
1081 *reply = wpas_dbus_error_invalid_args(
1082 message, "Wrong IEs value type. Array required");
1086 while (dbus_message_iter_get_arg_type(&array_iter) == DBUS_TYPE_ARRAY) {
1087 dbus_message_iter_recurse(&array_iter, &sub_array_iter);
1089 dbus_message_iter_get_fixed_array(&sub_array_iter, &val, &len);
1091 dbus_message_iter_next(&array_iter);
1095 nies = os_realloc(ies, ies_len + len);
1098 *reply = wpas_dbus_error_no_memory(message);
1102 os_memcpy(ies + ies_len, val, len);
1105 dbus_message_iter_next(&array_iter);
1108 params->extra_ies = ies;
1109 params->extra_ies_len = ies_len;
1114 static int wpas_dbus_get_scan_channels(DBusMessage *message,
1115 DBusMessageIter *var,
1116 struct wpa_driver_scan_params *params,
1117 DBusMessage **reply)
1119 DBusMessageIter array_iter, sub_array_iter;
1120 int *freqs = NULL, *nfreqs;
1123 if (dbus_message_iter_get_arg_type(var) != DBUS_TYPE_ARRAY) {
1124 wpa_printf(MSG_DEBUG,
1125 "%s[dbus]: Channels must be an array of structs",
1127 *reply = wpas_dbus_error_invalid_args(
1129 "Wrong Channels value type. Array of structs required");
1133 dbus_message_iter_recurse(var, &array_iter);
1135 if (dbus_message_iter_get_arg_type(&array_iter) != DBUS_TYPE_STRUCT) {
1136 wpa_printf(MSG_DEBUG,
1137 "%s[dbus]: Channels must be an array of structs",
1139 *reply = wpas_dbus_error_invalid_args(
1141 "Wrong Channels value type. Array of structs required");
1145 while (dbus_message_iter_get_arg_type(&array_iter) == DBUS_TYPE_STRUCT)
1149 dbus_message_iter_recurse(&array_iter, &sub_array_iter);
1151 if (dbus_message_iter_get_arg_type(&sub_array_iter) !=
1153 wpa_printf(MSG_DEBUG,
1154 "%s[dbus]: Channel must by specified by struct of two UINT32s %c",
1156 dbus_message_iter_get_arg_type(
1158 *reply = wpas_dbus_error_invalid_args(
1160 "Wrong Channel struct. Two UINT32s required");
1164 dbus_message_iter_get_basic(&sub_array_iter, &freq);
1166 if (!dbus_message_iter_next(&sub_array_iter) ||
1167 dbus_message_iter_get_arg_type(&sub_array_iter) !=
1169 wpa_printf(MSG_DEBUG,
1170 "%s[dbus]: Channel must by specified by struct of two UINT32s",
1172 *reply = wpas_dbus_error_invalid_args(
1174 "Wrong Channel struct. Two UINT32s required");
1179 dbus_message_iter_get_basic(&sub_array_iter, &width);
1181 #define FREQS_ALLOC_CHUNK 32
1182 if (freqs_num % FREQS_ALLOC_CHUNK == 0) {
1183 nfreqs = os_realloc_array(
1184 freqs, freqs_num + FREQS_ALLOC_CHUNK,
1190 if (freqs == NULL) {
1191 *reply = wpas_dbus_error_no_memory(message);
1195 freqs[freqs_num] = freq;
1198 dbus_message_iter_next(&array_iter);
1201 nfreqs = os_realloc_array(freqs, freqs_num + 1, sizeof(int));
1205 if (freqs == NULL) {
1206 *reply = wpas_dbus_error_no_memory(message);
1209 freqs[freqs_num] = 0;
1211 params->freqs = freqs;
1216 static int wpas_dbus_get_scan_allow_roam(DBusMessage *message,
1217 DBusMessageIter *var,
1219 DBusMessage **reply)
1221 if (dbus_message_iter_get_arg_type(var) != DBUS_TYPE_BOOLEAN) {
1222 wpa_printf(MSG_DEBUG, "%s[dbus]: Type must be a boolean",
1224 *reply = wpas_dbus_error_invalid_args(
1225 message, "Wrong Type value type. Boolean required");
1228 dbus_message_iter_get_basic(var, allow);
1234 * wpas_dbus_handler_scan - Request a wireless scan on an interface
1235 * @message: Pointer to incoming dbus message
1236 * @wpa_s: wpa_supplicant structure for a network interface
1237 * Returns: NULL indicating success or DBus error message on failure
1239 * Handler function for "Scan" method call of a network device. Requests
1240 * that wpa_supplicant perform a wireless scan as soon as possible
1241 * on a particular wireless interface.
1243 DBusMessage * wpas_dbus_handler_scan(DBusMessage *message,
1244 struct wpa_supplicant *wpa_s)
1246 DBusMessage *reply = NULL;
1247 DBusMessageIter iter, dict_iter, entry_iter, variant_iter;
1248 char *key = NULL, *type = NULL;
1249 struct wpa_driver_scan_params params;
1251 dbus_bool_t allow_roam = 1;
1253 os_memset(¶ms, 0, sizeof(params));
1255 dbus_message_iter_init(message, &iter);
1257 dbus_message_iter_recurse(&iter, &dict_iter);
1259 while (dbus_message_iter_get_arg_type(&dict_iter) ==
1260 DBUS_TYPE_DICT_ENTRY) {
1261 dbus_message_iter_recurse(&dict_iter, &entry_iter);
1262 dbus_message_iter_get_basic(&entry_iter, &key);
1263 dbus_message_iter_next(&entry_iter);
1264 dbus_message_iter_recurse(&entry_iter, &variant_iter);
1266 if (os_strcmp(key, "Type") == 0) {
1267 if (wpas_dbus_get_scan_type(message, &variant_iter,
1270 } else if (os_strcmp(key, "SSIDs") == 0) {
1271 if (wpas_dbus_get_scan_ssids(message, &variant_iter,
1272 ¶ms, &reply) < 0)
1274 } else if (os_strcmp(key, "IEs") == 0) {
1275 if (wpas_dbus_get_scan_ies(message, &variant_iter,
1276 ¶ms, &reply) < 0)
1278 } else if (os_strcmp(key, "Channels") == 0) {
1279 if (wpas_dbus_get_scan_channels(message, &variant_iter,
1280 ¶ms, &reply) < 0)
1282 } else if (os_strcmp(key, "AllowRoam") == 0) {
1283 if (wpas_dbus_get_scan_allow_roam(message,
1289 wpa_printf(MSG_DEBUG, "%s[dbus]: Unknown argument %s",
1291 reply = wpas_dbus_error_invalid_args(message, key);
1295 dbus_message_iter_next(&dict_iter);
1299 wpa_printf(MSG_DEBUG, "%s[dbus]: Scan type not specified",
1301 reply = wpas_dbus_error_invalid_args(message, key);
1305 if (os_strcmp(type, "passive") == 0) {
1306 if (params.num_ssids || params.extra_ies_len) {
1307 wpa_printf(MSG_DEBUG,
1308 "%s[dbus]: SSIDs or IEs specified for passive scan.",
1310 reply = wpas_dbus_error_invalid_args(
1312 "You can specify only Channels in passive scan");
1314 } else if (params.freqs && params.freqs[0]) {
1315 if (wpa_supplicant_trigger_scan(wpa_s, ¶ms)) {
1316 reply = wpas_dbus_error_scan_error(
1317 message, "Scan request rejected");
1320 wpa_s->scan_req = MANUAL_SCAN_REQ;
1321 wpa_supplicant_req_scan(wpa_s, 0, 0);
1323 } else if (os_strcmp(type, "active") == 0) {
1324 if (!params.num_ssids) {
1325 /* Add wildcard ssid */
1328 #ifdef CONFIG_AUTOSCAN
1329 autoscan_deinit(wpa_s);
1330 #endif /* CONFIG_AUTOSCAN */
1331 if (wpa_supplicant_trigger_scan(wpa_s, ¶ms)) {
1332 reply = wpas_dbus_error_scan_error(
1333 message, "Scan request rejected");
1336 wpa_printf(MSG_DEBUG, "%s[dbus]: Unknown scan type: %s",
1338 reply = wpas_dbus_error_invalid_args(message,
1344 wpa_s->scan_res_handler = scan_only_handler;
1347 for (i = 0; i < WPAS_MAX_SCAN_SSIDS; i++)
1348 os_free((u8 *) params.ssids[i].ssid);
1349 os_free((u8 *) params.extra_ies);
1350 os_free(params.freqs);
1356 * wpas_dbus_handler_signal_poll - Request immediate signal properties
1357 * @message: Pointer to incoming dbus message
1358 * @wpa_s: wpa_supplicant structure for a network interface
1359 * Returns: NULL indicating success or DBus error message on failure
1361 * Handler function for "SignalPoll" method call of a network device. Requests
1362 * that wpa_supplicant read signal properties like RSSI, noise, and link
1363 * speed and return them.
1365 DBusMessage * wpas_dbus_handler_signal_poll(DBusMessage *message,
1366 struct wpa_supplicant *wpa_s)
1368 struct wpa_signal_info si;
1369 DBusMessage *reply = NULL;
1370 DBusMessageIter iter, iter_dict, variant_iter;
1373 ret = wpa_drv_signal_poll(wpa_s, &si);
1375 return dbus_message_new_error(message, DBUS_ERROR_FAILED,
1376 "Failed to read signal");
1379 reply = dbus_message_new_method_return(message);
1383 dbus_message_iter_init_append(reply, &iter);
1385 if (!dbus_message_iter_open_container(&iter, DBUS_TYPE_VARIANT,
1386 "a{sv}", &variant_iter) ||
1387 !wpa_dbus_dict_open_write(&variant_iter, &iter_dict) ||
1388 !wpa_dbus_dict_append_int32(&iter_dict, "rssi",
1389 si.current_signal) ||
1390 !wpa_dbus_dict_append_int32(&iter_dict, "linkspeed",
1391 si.current_txrate / 1000) ||
1392 !wpa_dbus_dict_append_int32(&iter_dict, "noise",
1393 si.current_noise) ||
1394 !wpa_dbus_dict_append_uint32(&iter_dict, "frequency",
1396 (si.chanwidth != CHAN_WIDTH_UNKNOWN &&
1397 !wpa_dbus_dict_append_string(
1398 &iter_dict, "width",
1399 channel_width_to_string(si.chanwidth))) ||
1400 (si.center_frq1 > 0 && si.center_frq2 > 0 &&
1401 (!wpa_dbus_dict_append_int32(&iter_dict, "center-frq1",
1403 !wpa_dbus_dict_append_int32(&iter_dict, "center-frq2",
1404 si.center_frq2))) ||
1406 !wpa_dbus_dict_append_int32(&iter_dict, "avg-rssi",
1408 !wpa_dbus_dict_close_write(&variant_iter, &iter_dict) ||
1409 !dbus_message_iter_close_container(&iter, &variant_iter))
1416 dbus_message_unref(reply);
1417 return wpas_dbus_error_no_memory(message);
1422 * wpas_dbus_handler_disconnect - Terminate the current connection
1423 * @message: Pointer to incoming dbus message
1424 * @wpa_s: wpa_supplicant structure for a network interface
1425 * Returns: NotConnected DBus error message if already not connected
1426 * or NULL otherwise.
1428 * Handler function for "Disconnect" method call of network interface.
1430 DBusMessage * wpas_dbus_handler_disconnect(DBusMessage *message,
1431 struct wpa_supplicant *wpa_s)
1433 if (wpa_s->current_ssid != NULL) {
1434 wpa_s->disconnected = 1;
1435 wpa_supplicant_deauthenticate(wpa_s,
1436 WLAN_REASON_DEAUTH_LEAVING);
1441 return dbus_message_new_error(message, WPAS_DBUS_ERROR_NOT_CONNECTED,
1442 "This interface is not connected");
1447 * wpas_dbus_new_iface_add_network - Add a new configured network
1448 * @message: Pointer to incoming dbus message
1449 * @wpa_s: wpa_supplicant structure for a network interface
1450 * Returns: A dbus message containing the object path of the new network
1452 * Handler function for "AddNetwork" method call of a network interface.
1454 DBusMessage * wpas_dbus_handler_add_network(DBusMessage *message,
1455 struct wpa_supplicant *wpa_s)
1457 DBusMessage *reply = NULL;
1458 DBusMessageIter iter;
1459 struct wpa_ssid *ssid = NULL;
1460 char path_buf[WPAS_DBUS_OBJECT_PATH_MAX], *path = path_buf;
1463 dbus_message_iter_init(message, &iter);
1465 ssid = wpa_config_add_network(wpa_s->conf);
1467 wpa_printf(MSG_ERROR, "%s[dbus]: can't add new interface.",
1469 reply = wpas_dbus_error_unknown_error(
1471 "wpa_supplicant could not add a network on this interface.");
1474 wpas_notify_network_added(wpa_s, ssid);
1476 wpa_config_set_network_defaults(ssid);
1478 dbus_error_init(&error);
1479 if (!set_network_properties(wpa_s, ssid, &iter, &error)) {
1480 wpa_printf(MSG_DEBUG,
1481 "%s[dbus]: control interface couldn't set network properties",
1483 reply = wpas_dbus_reply_new_from_error(message, &error,
1484 DBUS_ERROR_INVALID_ARGS,
1485 "Failed to add network");
1486 dbus_error_free(&error);
1490 /* Construct the object path for this network. */
1491 os_snprintf(path, WPAS_DBUS_OBJECT_PATH_MAX,
1492 "%s/" WPAS_DBUS_NEW_NETWORKS_PART "/%d",
1493 wpa_s->dbus_new_path, ssid->id);
1495 reply = dbus_message_new_method_return(message);
1496 if (reply == NULL) {
1497 reply = wpas_dbus_error_no_memory(message);
1500 if (!dbus_message_append_args(reply, DBUS_TYPE_OBJECT_PATH, &path,
1501 DBUS_TYPE_INVALID)) {
1502 dbus_message_unref(reply);
1503 reply = wpas_dbus_error_no_memory(message);
1511 wpas_notify_network_removed(wpa_s, ssid);
1512 wpa_config_remove_network(wpa_s->conf, ssid->id);
1519 * wpas_dbus_handler_reassociate - Reassociate
1520 * @message: Pointer to incoming dbus message
1521 * @wpa_s: wpa_supplicant structure for a network interface
1522 * Returns: InterfaceDisabled DBus error message if disabled
1523 * or NULL otherwise.
1525 * Handler function for "Reassociate" method call of network interface.
1527 DBusMessage * wpas_dbus_handler_reassociate(DBusMessage *message,
1528 struct wpa_supplicant *wpa_s)
1530 if (wpa_s->wpa_state != WPA_INTERFACE_DISABLED) {
1531 wpas_request_connection(wpa_s);
1535 return dbus_message_new_error(message, WPAS_DBUS_ERROR_IFACE_DISABLED,
1536 "This interface is disabled");
1541 * wpas_dbus_handler_reattach - Reattach to current AP
1542 * @message: Pointer to incoming dbus message
1543 * @wpa_s: wpa_supplicant structure for a network interface
1544 * Returns: NotConnected DBus error message if not connected
1545 * or NULL otherwise.
1547 * Handler function for "Reattach" method call of network interface.
1549 DBusMessage * wpas_dbus_handler_reattach(DBusMessage *message,
1550 struct wpa_supplicant *wpa_s)
1552 if (wpa_s->current_ssid != NULL) {
1553 wpa_s->reattach = 1;
1554 wpas_request_connection(wpa_s);
1558 return dbus_message_new_error(message, WPAS_DBUS_ERROR_NOT_CONNECTED,
1559 "This interface is not connected");
1564 * wpas_dbus_handler_remove_network - Remove a configured network
1565 * @message: Pointer to incoming dbus message
1566 * @wpa_s: wpa_supplicant structure for a network interface
1567 * Returns: NULL on success or dbus error on failure
1569 * Handler function for "RemoveNetwork" method call of a network interface.
1571 DBusMessage * wpas_dbus_handler_remove_network(DBusMessage *message,
1572 struct wpa_supplicant *wpa_s)
1574 DBusMessage *reply = NULL;
1576 char *iface, *net_id;
1578 struct wpa_ssid *ssid;
1581 dbus_message_get_args(message, NULL, DBUS_TYPE_OBJECT_PATH, &op,
1584 /* Extract the network ID and ensure the network */
1585 /* is actually a child of this interface */
1586 iface = wpas_dbus_new_decompose_object_path(op,
1587 WPAS_DBUS_NEW_NETWORKS_PART,
1589 if (iface == NULL || net_id == NULL ||
1590 os_strcmp(iface, wpa_s->dbus_new_path) != 0) {
1591 reply = wpas_dbus_error_invalid_args(message, op);
1596 id = strtoul(net_id, NULL, 10);
1598 reply = wpas_dbus_error_invalid_args(message, op);
1602 ssid = wpa_config_get_network(wpa_s->conf, id);
1604 reply = wpas_dbus_error_network_unknown(message);
1608 was_disabled = ssid->disabled;
1610 wpas_notify_network_removed(wpa_s, ssid);
1612 if (ssid == wpa_s->current_ssid)
1613 wpa_supplicant_deauthenticate(wpa_s,
1614 WLAN_REASON_DEAUTH_LEAVING);
1615 else if (!was_disabled && wpa_s->sched_scanning) {
1616 wpa_printf(MSG_DEBUG,
1617 "Stop ongoing sched_scan to remove network from filters");
1618 wpa_supplicant_cancel_sched_scan(wpa_s);
1619 wpa_supplicant_req_scan(wpa_s, 0, 0);
1622 if (wpa_config_remove_network(wpa_s->conf, id) < 0) {
1623 wpa_printf(MSG_ERROR,
1624 "%s[dbus]: error occurred when removing network %d",
1626 reply = wpas_dbus_error_unknown_error(
1628 "error removing the specified network on is interface.");
1638 static void remove_network(void *arg, struct wpa_ssid *ssid)
1640 struct wpa_supplicant *wpa_s = arg;
1642 wpas_notify_network_removed(wpa_s, ssid);
1644 if (wpa_config_remove_network(wpa_s->conf, ssid->id) < 0) {
1645 wpa_printf(MSG_ERROR,
1646 "%s[dbus]: error occurred when removing network %d",
1647 __func__, ssid->id);
1651 if (ssid == wpa_s->current_ssid)
1652 wpa_supplicant_deauthenticate(wpa_s,
1653 WLAN_REASON_DEAUTH_LEAVING);
1658 * wpas_dbus_handler_remove_all_networks - Remove all configured networks
1659 * @message: Pointer to incoming dbus message
1660 * @wpa_s: wpa_supplicant structure for a network interface
1661 * Returns: NULL on success or dbus error on failure
1663 * Handler function for "RemoveAllNetworks" method call of a network interface.
1665 DBusMessage * wpas_dbus_handler_remove_all_networks(
1666 DBusMessage *message, struct wpa_supplicant *wpa_s)
1668 if (wpa_s->sched_scanning)
1669 wpa_supplicant_cancel_sched_scan(wpa_s);
1671 /* NB: could check for failure and return an error */
1672 wpa_config_foreach_network(wpa_s->conf, remove_network, wpa_s);
1678 * wpas_dbus_handler_select_network - Attempt association with a network
1679 * @message: Pointer to incoming dbus message
1680 * @wpa_s: wpa_supplicant structure for a network interface
1681 * Returns: NULL on success or dbus error on failure
1683 * Handler function for "SelectNetwork" method call of network interface.
1685 DBusMessage * wpas_dbus_handler_select_network(DBusMessage *message,
1686 struct wpa_supplicant *wpa_s)
1688 DBusMessage *reply = NULL;
1690 char *iface, *net_id;
1692 struct wpa_ssid *ssid;
1694 dbus_message_get_args(message, NULL, DBUS_TYPE_OBJECT_PATH, &op,
1697 /* Extract the network ID and ensure the network */
1698 /* is actually a child of this interface */
1699 iface = wpas_dbus_new_decompose_object_path(op,
1700 WPAS_DBUS_NEW_NETWORKS_PART,
1702 if (iface == NULL || net_id == NULL ||
1703 os_strcmp(iface, wpa_s->dbus_new_path) != 0) {
1704 reply = wpas_dbus_error_invalid_args(message, op);
1709 id = strtoul(net_id, NULL, 10);
1711 reply = wpas_dbus_error_invalid_args(message, op);
1715 ssid = wpa_config_get_network(wpa_s->conf, id);
1717 reply = wpas_dbus_error_network_unknown(message);
1721 /* Finally, associate with the network */
1722 wpa_supplicant_select_network(wpa_s, ssid);
1731 * wpas_dbus_handler_network_reply - Reply to a NetworkRequest signal
1732 * @message: Pointer to incoming dbus message
1733 * @wpa_s: wpa_supplicant structure for a network interface
1734 * Returns: NULL on success or dbus error on failure
1736 * Handler function for "NetworkReply" method call of network interface.
1738 DBusMessage * wpas_dbus_handler_network_reply(DBusMessage *message,
1739 struct wpa_supplicant *wpa_s)
1741 #ifdef IEEE8021X_EAPOL
1742 DBusMessage *reply = NULL;
1743 const char *op, *field, *value;
1744 char *iface, *net_id;
1746 struct wpa_ssid *ssid;
1748 if (!dbus_message_get_args(message, NULL,
1749 DBUS_TYPE_OBJECT_PATH, &op,
1750 DBUS_TYPE_STRING, &field,
1751 DBUS_TYPE_STRING, &value,
1753 return wpas_dbus_error_invalid_args(message, NULL);
1755 /* Extract the network ID and ensure the network */
1756 /* is actually a child of this interface */
1757 iface = wpas_dbus_new_decompose_object_path(op,
1758 WPAS_DBUS_NEW_NETWORKS_PART,
1760 if (iface == NULL || net_id == NULL ||
1761 os_strcmp(iface, wpa_s->dbus_new_path) != 0) {
1762 reply = wpas_dbus_error_invalid_args(message, op);
1767 id = strtoul(net_id, NULL, 10);
1769 reply = wpas_dbus_error_invalid_args(message, net_id);
1773 ssid = wpa_config_get_network(wpa_s->conf, id);
1775 reply = wpas_dbus_error_network_unknown(message);
1779 if (wpa_supplicant_ctrl_iface_ctrl_rsp_handle(wpa_s, ssid,
1781 reply = wpas_dbus_error_invalid_args(message, field);
1783 /* Tell EAP to retry immediately */
1784 eapol_sm_notify_ctrl_response(wpa_s->eapol);
1790 #else /* IEEE8021X_EAPOL */
1791 wpa_printf(MSG_DEBUG, "CTRL_IFACE: 802.1X not included");
1792 return wpas_dbus_error_unknown_error(message, "802.1X not included");
1793 #endif /* IEEE8021X_EAPOL */
1797 #ifndef CONFIG_NO_CONFIG_BLOBS
1800 * wpas_dbus_handler_add_blob - Store named binary blob (ie, for certificates)
1801 * @message: Pointer to incoming dbus message
1802 * @wpa_s: %wpa_supplicant data structure
1803 * Returns: A dbus message containing an error on failure or NULL on success
1805 * Asks wpa_supplicant to internally store a binary blobs.
1807 DBusMessage * wpas_dbus_handler_add_blob(DBusMessage *message,
1808 struct wpa_supplicant *wpa_s)
1810 DBusMessage *reply = NULL;
1811 DBusMessageIter iter, array_iter;
1816 struct wpa_config_blob *blob = NULL;
1818 dbus_message_iter_init(message, &iter);
1819 dbus_message_iter_get_basic(&iter, &blob_name);
1821 if (wpa_config_get_blob(wpa_s->conf, blob_name)) {
1822 return dbus_message_new_error(message,
1823 WPAS_DBUS_ERROR_BLOB_EXISTS,
1827 dbus_message_iter_next(&iter);
1828 dbus_message_iter_recurse(&iter, &array_iter);
1830 dbus_message_iter_get_fixed_array(&array_iter, &blob_data, &blob_len);
1832 blob = os_zalloc(sizeof(*blob));
1834 reply = wpas_dbus_error_no_memory(message);
1838 blob->data = os_malloc(blob_len);
1839 blob->name = os_strdup(blob_name);
1840 if (!blob->data || !blob->name) {
1841 reply = wpas_dbus_error_no_memory(message);
1844 os_memcpy(blob->data, blob_data, blob_len);
1845 blob->len = blob_len;
1847 wpa_config_set_blob(wpa_s->conf, blob);
1848 wpas_notify_blob_added(wpa_s, blob->name);
1854 os_free(blob->name);
1855 os_free(blob->data);
1863 * wpas_dbus_handler_get_blob - Get named binary blob (ie, for certificates)
1864 * @message: Pointer to incoming dbus message
1865 * @wpa_s: %wpa_supplicant data structure
1866 * Returns: A dbus message containing array of bytes (blob)
1868 * Gets one wpa_supplicant's binary blobs.
1870 DBusMessage * wpas_dbus_handler_get_blob(DBusMessage *message,
1871 struct wpa_supplicant *wpa_s)
1873 DBusMessage *reply = NULL;
1874 DBusMessageIter iter, array_iter;
1877 const struct wpa_config_blob *blob;
1879 dbus_message_get_args(message, NULL, DBUS_TYPE_STRING, &blob_name,
1882 blob = wpa_config_get_blob(wpa_s->conf, blob_name);
1884 return dbus_message_new_error(message,
1885 WPAS_DBUS_ERROR_BLOB_UNKNOWN,
1889 reply = dbus_message_new_method_return(message);
1891 return wpas_dbus_error_no_memory(message);
1893 dbus_message_iter_init_append(reply, &iter);
1895 if (!dbus_message_iter_open_container(&iter, DBUS_TYPE_ARRAY,
1896 DBUS_TYPE_BYTE_AS_STRING,
1898 !dbus_message_iter_append_fixed_array(&array_iter, DBUS_TYPE_BYTE,
1899 &(blob->data), blob->len) ||
1900 !dbus_message_iter_close_container(&iter, &array_iter)) {
1901 dbus_message_unref(reply);
1902 reply = wpas_dbus_error_no_memory(message);
1910 * wpas_remove_handler_remove_blob - Remove named binary blob
1911 * @message: Pointer to incoming dbus message
1912 * @wpa_s: %wpa_supplicant data structure
1913 * Returns: NULL on success or dbus error
1915 * Asks wpa_supplicant to internally remove a binary blobs.
1917 DBusMessage * wpas_dbus_handler_remove_blob(DBusMessage *message,
1918 struct wpa_supplicant *wpa_s)
1920 DBusMessage *reply = NULL;
1923 dbus_message_get_args(message, NULL, DBUS_TYPE_STRING, &blob_name,
1926 if (wpa_config_remove_blob(wpa_s->conf, blob_name)) {
1927 return dbus_message_new_error(message,
1928 WPAS_DBUS_ERROR_BLOB_UNKNOWN,
1931 wpas_notify_blob_removed(wpa_s, blob_name);
1937 #endif /* CONFIG_NO_CONFIG_BLOBS */
1941 * wpas_dbus_handler_flush_bss - Flush the BSS cache
1942 * @message: Pointer to incoming dbus message
1943 * @wpa_s: wpa_supplicant structure for a network interface
1946 * Handler function for "FlushBSS" method call of network interface.
1948 DBusMessage * wpas_dbus_handler_flush_bss(DBusMessage *message,
1949 struct wpa_supplicant *wpa_s)
1953 dbus_message_get_args(message, NULL, DBUS_TYPE_UINT32, &age,
1957 wpa_bss_flush(wpa_s);
1959 wpa_bss_flush_by_age(wpa_s, age);
1965 #ifdef CONFIG_AUTOSCAN
1967 * wpas_dbus_handler_autoscan - Set autoscan parameters for the interface
1968 * @message: Pointer to incoming dbus message
1969 * @wpa_s: wpa_supplicant structure for a network interface
1972 * Handler function for "AutoScan" method call of network interface.
1974 DBusMessage * wpas_dbus_handler_autoscan(DBusMessage *message,
1975 struct wpa_supplicant *wpa_s)
1977 DBusMessage *reply = NULL;
1978 enum wpa_states state = wpa_s->wpa_state;
1981 dbus_message_get_args(message, NULL, DBUS_TYPE_STRING, &arg,
1984 if (arg != NULL && os_strlen(arg) > 0) {
1987 tmp = os_strdup(arg);
1989 reply = wpas_dbus_error_no_memory(message);
1991 os_free(wpa_s->conf->autoscan);
1992 wpa_s->conf->autoscan = tmp;
1993 if (state == WPA_DISCONNECTED || state == WPA_INACTIVE)
1994 autoscan_init(wpa_s, 1);
1995 else if (state == WPA_SCANNING)
1996 wpa_supplicant_reinit_autoscan(wpa_s);
1998 } else if (arg != NULL && os_strlen(arg) == 0) {
1999 os_free(wpa_s->conf->autoscan);
2000 wpa_s->conf->autoscan = NULL;
2001 autoscan_deinit(wpa_s);
2003 reply = dbus_message_new_error(message,
2004 DBUS_ERROR_INVALID_ARGS,
2009 #endif /* CONFIG_AUTOSCAN */
2013 * wpas_dbus_handler_eap_logoff - IEEE 802.1X EAPOL state machine logoff
2014 * @message: Pointer to incoming dbus message
2015 * @wpa_s: wpa_supplicant structure for a network interface
2018 * Handler function for "EAPLogoff" method call of network interface.
2020 DBusMessage * wpas_dbus_handler_eap_logoff(DBusMessage *message,
2021 struct wpa_supplicant *wpa_s)
2023 eapol_sm_notify_logoff(wpa_s->eapol, TRUE);
2029 * wpas_dbus_handler_eap_logon - IEEE 802.1X EAPOL state machine logon
2030 * @message: Pointer to incoming dbus message
2031 * @wpa_s: wpa_supplicant structure for a network interface
2034 * Handler function for "EAPLogin" method call of network interface.
2036 DBusMessage * wpas_dbus_handler_eap_logon(DBusMessage *message,
2037 struct wpa_supplicant *wpa_s)
2039 eapol_sm_notify_logoff(wpa_s->eapol, FALSE);
2046 static int get_peer_hwaddr_helper(DBusMessage *message, const char *func_name,
2047 u8 *peer_address, DBusMessage **error)
2049 const char *peer_string;
2053 if (!dbus_message_get_args(message, NULL,
2054 DBUS_TYPE_STRING, &peer_string,
2055 DBUS_TYPE_INVALID)) {
2056 *error = wpas_dbus_error_invalid_args(message, NULL);
2060 if (hwaddr_aton(peer_string, peer_address)) {
2061 wpa_printf(MSG_DEBUG, "%s: invalid address '%s'",
2062 func_name, peer_string);
2063 *error = wpas_dbus_error_invalid_args(
2064 message, "Invalid hardware address format");
2073 * wpas_dbus_handler_tdls_discover - Discover TDLS peer
2074 * @message: Pointer to incoming dbus message
2075 * @wpa_s: wpa_supplicant structure for a network interface
2076 * Returns: NULL indicating success or DBus error message on failure
2078 * Handler function for "TDLSDiscover" method call of network interface.
2080 DBusMessage * wpas_dbus_handler_tdls_discover(DBusMessage *message,
2081 struct wpa_supplicant *wpa_s)
2084 DBusMessage *error_reply;
2087 if (get_peer_hwaddr_helper(message, __func__, peer, &error_reply) < 0)
2090 wpa_printf(MSG_DEBUG, "DBUS TDLS_DISCOVER " MACSTR, MAC2STR(peer));
2092 if (wpa_tdls_is_external_setup(wpa_s->wpa))
2093 ret = wpa_tdls_send_discovery_request(wpa_s->wpa, peer);
2095 ret = wpa_drv_tdls_oper(wpa_s, TDLS_DISCOVERY_REQ, peer);
2098 return wpas_dbus_error_unknown_error(
2099 message, "error performing TDLS discovery");
2107 * wpas_dbus_handler_tdls_setup - Setup TDLS session
2108 * @message: Pointer to incoming dbus message
2109 * @wpa_s: wpa_supplicant structure for a network interface
2110 * Returns: NULL indicating success or DBus error message on failure
2112 * Handler function for "TDLSSetup" method call of network interface.
2114 DBusMessage * wpas_dbus_handler_tdls_setup(DBusMessage *message,
2115 struct wpa_supplicant *wpa_s)
2118 DBusMessage *error_reply;
2121 if (get_peer_hwaddr_helper(message, __func__, peer, &error_reply) < 0)
2124 wpa_printf(MSG_DEBUG, "DBUS TDLS_SETUP " MACSTR, MAC2STR(peer));
2126 wpa_tdls_remove(wpa_s->wpa, peer);
2127 if (wpa_tdls_is_external_setup(wpa_s->wpa))
2128 ret = wpa_tdls_start(wpa_s->wpa, peer);
2130 ret = wpa_drv_tdls_oper(wpa_s, TDLS_SETUP, peer);
2133 return wpas_dbus_error_unknown_error(
2134 message, "error performing TDLS setup");
2142 * wpas_dbus_handler_tdls_status - Return TDLS session status
2143 * @message: Pointer to incoming dbus message
2144 * @wpa_s: wpa_supplicant structure for a network interface
2145 * Returns: A string representing the state of the link to this TDLS peer
2147 * Handler function for "TDLSStatus" method call of network interface.
2149 DBusMessage * wpas_dbus_handler_tdls_status(DBusMessage *message,
2150 struct wpa_supplicant *wpa_s)
2154 const char *tdls_status;
2156 if (get_peer_hwaddr_helper(message, __func__, peer, &reply) < 0)
2159 wpa_printf(MSG_DEBUG, "DBUS TDLS_STATUS " MACSTR, MAC2STR(peer));
2161 tdls_status = wpa_tdls_get_link_status(wpa_s->wpa, peer);
2163 reply = dbus_message_new_method_return(message);
2164 dbus_message_append_args(reply, DBUS_TYPE_STRING,
2165 &tdls_status, DBUS_TYPE_INVALID);
2171 * wpas_dbus_handler_tdls_teardown - Teardown TDLS session
2172 * @message: Pointer to incoming dbus message
2173 * @wpa_s: wpa_supplicant structure for a network interface
2174 * Returns: NULL indicating success or DBus error message on failure
2176 * Handler function for "TDLSTeardown" method call of network interface.
2178 DBusMessage * wpas_dbus_handler_tdls_teardown(DBusMessage *message,
2179 struct wpa_supplicant *wpa_s)
2182 DBusMessage *error_reply;
2185 if (get_peer_hwaddr_helper(message, __func__, peer, &error_reply) < 0)
2188 wpa_printf(MSG_DEBUG, "DBUS TDLS_TEARDOWN " MACSTR, MAC2STR(peer));
2190 if (wpa_tdls_is_external_setup(wpa_s->wpa))
2191 ret = wpa_tdls_teardown_link(
2193 WLAN_REASON_TDLS_TEARDOWN_UNSPECIFIED);
2195 ret = wpa_drv_tdls_oper(wpa_s, TDLS_TEARDOWN, peer);
2198 return wpas_dbus_error_unknown_error(
2199 message, "error performing TDLS teardown");
2205 #endif /* CONFIG_TDLS */
2209 * wpas_dbus_handler_set_pkcs11_engine_and_module_path - Set PKCS #11 engine and module path
2210 * @message: Pointer to incoming dbus message
2211 * @wpa_s: %wpa_supplicant data structure
2212 * Returns: A dbus message containing an error on failure or NULL on success
2214 * Sets the PKCS #11 engine and module path.
2216 DBusMessage * wpas_dbus_handler_set_pkcs11_engine_and_module_path(
2217 DBusMessage *message, struct wpa_supplicant *wpa_s)
2219 DBusMessageIter iter;
2221 char *pkcs11_engine_path = NULL;
2222 char *pkcs11_module_path = NULL;
2224 dbus_message_iter_init(message, &iter);
2225 dbus_message_iter_get_basic(&iter, &value);
2226 if (value == NULL) {
2227 return dbus_message_new_error(
2228 message, DBUS_ERROR_INVALID_ARGS,
2229 "Invalid pkcs11_engine_path argument");
2231 /* Empty path defaults to NULL */
2232 if (os_strlen(value))
2233 pkcs11_engine_path = value;
2235 dbus_message_iter_next(&iter);
2236 dbus_message_iter_get_basic(&iter, &value);
2237 if (value == NULL) {
2238 os_free(pkcs11_engine_path);
2239 return dbus_message_new_error(
2240 message, DBUS_ERROR_INVALID_ARGS,
2241 "Invalid pkcs11_module_path argument");
2243 /* Empty path defaults to NULL */
2244 if (os_strlen(value))
2245 pkcs11_module_path = value;
2247 if (wpas_set_pkcs11_engine_and_module_path(wpa_s, pkcs11_engine_path,
2248 pkcs11_module_path))
2249 return dbus_message_new_error(
2250 message, DBUS_ERROR_FAILED,
2251 "Reinit of the EAPOL state machine with the new PKCS #11 engine and module path failed.");
2253 wpa_dbus_mark_property_changed(
2254 wpa_s->global->dbus, wpa_s->dbus_new_path,
2255 WPAS_DBUS_NEW_IFACE_INTERFACE, "PKCS11EnginePath");
2256 wpa_dbus_mark_property_changed(
2257 wpa_s->global->dbus, wpa_s->dbus_new_path,
2258 WPAS_DBUS_NEW_IFACE_INTERFACE, "PKCS11ModulePath");
2265 * wpas_dbus_getter_capabilities - Return interface capabilities
2266 * @iter: Pointer to incoming dbus message iter
2267 * @error: Location to store error on failure
2268 * @user_data: Function specific data
2269 * Returns: TRUE on success, FALSE on failure
2271 * Getter for "Capabilities" property of an interface.
2273 dbus_bool_t wpas_dbus_getter_capabilities(DBusMessageIter *iter,
2274 DBusError *error, void *user_data)
2276 struct wpa_supplicant *wpa_s = user_data;
2277 struct wpa_driver_capa capa;
2279 DBusMessageIter iter_dict, iter_dict_entry, iter_dict_val, iter_array,
2281 const char *scans[] = { "active", "passive", "ssid" };
2283 if (!dbus_message_iter_open_container(iter, DBUS_TYPE_VARIANT,
2284 "a{sv}", &variant_iter) ||
2285 !wpa_dbus_dict_open_write(&variant_iter, &iter_dict))
2288 res = wpa_drv_get_capa(wpa_s, &capa);
2290 /***** pairwise cipher */
2292 const char *args[] = {"ccmp", "tkip", "none"};
2294 if (!wpa_dbus_dict_append_string_array(
2295 &iter_dict, "Pairwise", args,
2299 if (!wpa_dbus_dict_begin_string_array(&iter_dict, "Pairwise",
2303 ((capa.enc & WPA_DRIVER_CAPA_ENC_CCMP_256) &&
2304 !wpa_dbus_dict_string_array_add_element(
2305 &iter_array, "ccmp-256")) ||
2306 ((capa.enc & WPA_DRIVER_CAPA_ENC_GCMP_256) &&
2307 !wpa_dbus_dict_string_array_add_element(
2308 &iter_array, "gcmp-256")) ||
2309 ((capa.enc & WPA_DRIVER_CAPA_ENC_CCMP) &&
2310 !wpa_dbus_dict_string_array_add_element(
2311 &iter_array, "ccmp")) ||
2312 ((capa.enc & WPA_DRIVER_CAPA_ENC_GCMP) &&
2313 !wpa_dbus_dict_string_array_add_element(
2314 &iter_array, "gcmp")) ||
2315 ((capa.enc & WPA_DRIVER_CAPA_ENC_TKIP) &&
2316 !wpa_dbus_dict_string_array_add_element(
2317 &iter_array, "tkip")) ||
2318 ((capa.key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_WPA_NONE) &&
2319 !wpa_dbus_dict_string_array_add_element(
2320 &iter_array, "none")) ||
2321 !wpa_dbus_dict_end_string_array(&iter_dict,
2328 /***** group cipher */
2330 const char *args[] = {
2331 "ccmp", "tkip", "wep104", "wep40"
2334 if (!wpa_dbus_dict_append_string_array(
2335 &iter_dict, "Group", args,
2339 if (!wpa_dbus_dict_begin_string_array(&iter_dict, "Group",
2343 ((capa.enc & WPA_DRIVER_CAPA_ENC_CCMP_256) &&
2344 !wpa_dbus_dict_string_array_add_element(
2345 &iter_array, "ccmp-256")) ||
2346 ((capa.enc & WPA_DRIVER_CAPA_ENC_GCMP_256) &&
2347 !wpa_dbus_dict_string_array_add_element(
2348 &iter_array, "gcmp-256")) ||
2349 ((capa.enc & WPA_DRIVER_CAPA_ENC_CCMP) &&
2350 !wpa_dbus_dict_string_array_add_element(
2351 &iter_array, "ccmp")) ||
2352 ((capa.enc & WPA_DRIVER_CAPA_ENC_GCMP) &&
2353 !wpa_dbus_dict_string_array_add_element(
2354 &iter_array, "gcmp")) ||
2355 ((capa.enc & WPA_DRIVER_CAPA_ENC_TKIP) &&
2356 !wpa_dbus_dict_string_array_add_element(
2357 &iter_array, "tkip")) ||
2358 ((capa.enc & WPA_DRIVER_CAPA_ENC_WEP104) &&
2359 !wpa_dbus_dict_string_array_add_element(
2360 &iter_array, "wep104")) ||
2361 ((capa.enc & WPA_DRIVER_CAPA_ENC_WEP40) &&
2362 !wpa_dbus_dict_string_array_add_element(
2363 &iter_array, "wep40")) ||
2364 !wpa_dbus_dict_end_string_array(&iter_dict,
2371 /***** key management */
2373 const char *args[] = {
2374 "wpa-psk", "wpa-eap", "ieee8021x", "wpa-none",
2377 #endif /* CONFIG_WPS */
2380 if (!wpa_dbus_dict_append_string_array(
2381 &iter_dict, "KeyMgmt", args,
2385 if (!wpa_dbus_dict_begin_string_array(&iter_dict, "KeyMgmt",
2389 !wpa_dbus_dict_string_array_add_element(&iter_array,
2391 !wpa_dbus_dict_string_array_add_element(&iter_array,
2395 if (capa.key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA |
2396 WPA_DRIVER_CAPA_KEY_MGMT_WPA2)) {
2397 if (!wpa_dbus_dict_string_array_add_element(
2398 &iter_array, "wpa-eap") ||
2399 ((capa.key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_FT) &&
2400 !wpa_dbus_dict_string_array_add_element(
2401 &iter_array, "wpa-ft-eap")))
2404 /* TODO: Ensure that driver actually supports sha256 encryption. */
2405 #ifdef CONFIG_IEEE80211W
2406 if (!wpa_dbus_dict_string_array_add_element(
2407 &iter_array, "wpa-eap-sha256"))
2409 #endif /* CONFIG_IEEE80211W */
2412 if (capa.key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA_PSK |
2413 WPA_DRIVER_CAPA_KEY_MGMT_WPA2_PSK)) {
2414 if (!wpa_dbus_dict_string_array_add_element(
2415 &iter_array, "wpa-psk") ||
2417 WPA_DRIVER_CAPA_KEY_MGMT_FT_PSK) &&
2418 !wpa_dbus_dict_string_array_add_element(
2419 &iter_array, "wpa-ft-psk")))
2422 /* TODO: Ensure that driver actually supports sha256 encryption. */
2423 #ifdef CONFIG_IEEE80211W
2424 if (!wpa_dbus_dict_string_array_add_element(
2425 &iter_array, "wpa-psk-sha256"))
2427 #endif /* CONFIG_IEEE80211W */
2430 if ((capa.key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_WPA_NONE) &&
2431 !wpa_dbus_dict_string_array_add_element(&iter_array,
2437 if (!wpa_dbus_dict_string_array_add_element(&iter_array,
2440 #endif /* CONFIG_WPS */
2442 if (!wpa_dbus_dict_end_string_array(&iter_dict,
2449 /***** WPA protocol */
2451 const char *args[] = { "rsn", "wpa" };
2453 if (!wpa_dbus_dict_append_string_array(
2454 &iter_dict, "Protocol", args,
2458 if (!wpa_dbus_dict_begin_string_array(&iter_dict, "Protocol",
2462 ((capa.key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA2 |
2463 WPA_DRIVER_CAPA_KEY_MGMT_WPA2_PSK)) &&
2464 !wpa_dbus_dict_string_array_add_element(
2465 &iter_array, "rsn")) ||
2466 ((capa.key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA |
2467 WPA_DRIVER_CAPA_KEY_MGMT_WPA_PSK)) &&
2468 !wpa_dbus_dict_string_array_add_element(
2469 &iter_array, "wpa")) ||
2470 !wpa_dbus_dict_end_string_array(&iter_dict,
2479 const char *args[] = { "open", "shared", "leap" };
2481 if (!wpa_dbus_dict_append_string_array(
2482 &iter_dict, "AuthAlg", args,
2486 if (!wpa_dbus_dict_begin_string_array(&iter_dict, "AuthAlg",
2492 if (((capa.auth & WPA_DRIVER_AUTH_OPEN) &&
2493 !wpa_dbus_dict_string_array_add_element(
2494 &iter_array, "open")) ||
2495 ((capa.auth & WPA_DRIVER_AUTH_SHARED) &&
2496 !wpa_dbus_dict_string_array_add_element(
2497 &iter_array, "shared")) ||
2498 ((capa.auth & WPA_DRIVER_AUTH_LEAP) &&
2499 !wpa_dbus_dict_string_array_add_element(
2500 &iter_array, "leap")) ||
2501 !wpa_dbus_dict_end_string_array(&iter_dict,
2509 if (!wpa_dbus_dict_append_string_array(&iter_dict, "Scan", scans,
2514 if (!wpa_dbus_dict_begin_string_array(&iter_dict, "Modes",
2518 !wpa_dbus_dict_string_array_add_element(
2519 &iter_array, "infrastructure") ||
2520 !wpa_dbus_dict_string_array_add_element(
2521 &iter_array, "ad-hoc") ||
2522 (res >= 0 && (capa.flags & WPA_DRIVER_FLAGS_AP) &&
2523 !wpa_dbus_dict_string_array_add_element(
2524 &iter_array, "ap")) ||
2525 (res >= 0 && (capa.flags & WPA_DRIVER_FLAGS_P2P_CAPABLE) &&
2526 !wpa_dbus_dict_string_array_add_element(
2527 &iter_array, "p2p")) ||
2528 !wpa_dbus_dict_end_string_array(&iter_dict,
2536 dbus_int32_t max_scan_ssid = capa.max_scan_ssids;
2538 if (!wpa_dbus_dict_append_int32(&iter_dict, "MaxScanSSID",
2543 if (!wpa_dbus_dict_close_write(&variant_iter, &iter_dict) ||
2544 !dbus_message_iter_close_container(iter, &variant_iter))
2550 dbus_set_error_const(error, DBUS_ERROR_NO_MEMORY, "no memory");
2556 * wpas_dbus_getter_state - Get interface state
2557 * @iter: Pointer to incoming dbus message iter
2558 * @error: Location to store error on failure
2559 * @user_data: Function specific data
2560 * Returns: TRUE on success, FALSE on failure
2562 * Getter for "State" property.
2564 dbus_bool_t wpas_dbus_getter_state(DBusMessageIter *iter, DBusError *error,
2567 struct wpa_supplicant *wpa_s = user_data;
2568 const char *str_state;
2569 char *state_ls, *tmp;
2570 dbus_bool_t success = FALSE;
2572 str_state = wpa_supplicant_state_txt(wpa_s->wpa_state);
2574 /* make state string lowercase to fit new DBus API convention
2576 state_ls = tmp = os_strdup(str_state);
2578 dbus_set_error_const(error, DBUS_ERROR_NO_MEMORY, "no memory");
2582 *tmp = tolower(*tmp);
2586 success = wpas_dbus_simple_property_getter(iter, DBUS_TYPE_STRING,
2596 * wpas_dbus_new_iface_get_scanning - Get interface scanning state
2597 * @iter: Pointer to incoming dbus message iter
2598 * @error: Location to store error on failure
2599 * @user_data: Function specific data
2600 * Returns: TRUE on success, FALSE on failure
2602 * Getter for "scanning" property.
2604 dbus_bool_t wpas_dbus_getter_scanning(DBusMessageIter *iter, DBusError *error,
2607 struct wpa_supplicant *wpa_s = user_data;
2608 dbus_bool_t scanning = wpa_s->scanning ? TRUE : FALSE;
2610 return wpas_dbus_simple_property_getter(iter, DBUS_TYPE_BOOLEAN,
2616 * wpas_dbus_getter_ap_scan - Control roaming mode
2617 * @iter: Pointer to incoming dbus message iter
2618 * @error: Location to store error on failure
2619 * @user_data: Function specific data
2620 * Returns: TRUE on success, FALSE on failure
2622 * Getter function for "ApScan" property.
2624 dbus_bool_t wpas_dbus_getter_ap_scan(DBusMessageIter *iter, DBusError *error,
2627 struct wpa_supplicant *wpa_s = user_data;
2628 dbus_uint32_t ap_scan = wpa_s->conf->ap_scan;
2630 return wpas_dbus_simple_property_getter(iter, DBUS_TYPE_UINT32,
2636 * wpas_dbus_setter_ap_scan - Control roaming mode
2637 * @iter: Pointer to incoming dbus message iter
2638 * @error: Location to store error on failure
2639 * @user_data: Function specific data
2640 * Returns: TRUE on success, FALSE on failure
2642 * Setter function for "ApScan" property.
2644 dbus_bool_t wpas_dbus_setter_ap_scan(DBusMessageIter *iter, DBusError *error,
2647 struct wpa_supplicant *wpa_s = user_data;
2648 dbus_uint32_t ap_scan;
2650 if (!wpas_dbus_simple_property_setter(iter, error, DBUS_TYPE_UINT32,
2654 if (wpa_supplicant_set_ap_scan(wpa_s, ap_scan)) {
2655 dbus_set_error_const(error, DBUS_ERROR_FAILED,
2656 "ap_scan must be 0, 1, or 2");
2664 * wpas_dbus_getter_fast_reauth - Control fast
2665 * reauthentication (TLS session resumption)
2666 * @iter: Pointer to incoming dbus message iter
2667 * @error: Location to store error on failure
2668 * @user_data: Function specific data
2669 * Returns: TRUE on success, FALSE on failure
2671 * Getter function for "FastReauth" property.
2673 dbus_bool_t wpas_dbus_getter_fast_reauth(DBusMessageIter *iter,
2677 struct wpa_supplicant *wpa_s = user_data;
2678 dbus_bool_t fast_reauth = wpa_s->conf->fast_reauth ? TRUE : FALSE;
2680 return wpas_dbus_simple_property_getter(iter, DBUS_TYPE_BOOLEAN,
2681 &fast_reauth, error);
2686 * wpas_dbus_setter_fast_reauth - Control fast
2687 * reauthentication (TLS session resumption)
2688 * @iter: Pointer to incoming dbus message iter
2689 * @error: Location to store error on failure
2690 * @user_data: Function specific data
2691 * Returns: TRUE on success, FALSE on failure
2693 * Setter function for "FastReauth" property.
2695 dbus_bool_t wpas_dbus_setter_fast_reauth(DBusMessageIter *iter,
2699 struct wpa_supplicant *wpa_s = user_data;
2700 dbus_bool_t fast_reauth;
2702 if (!wpas_dbus_simple_property_setter(iter, error, DBUS_TYPE_BOOLEAN,
2706 wpa_s->conf->fast_reauth = fast_reauth;
2712 * wpas_dbus_getter_disconnect_reason - Get most recent reason for disconnect
2713 * @iter: Pointer to incoming dbus message iter
2714 * @error: Location to store error on failure
2715 * @user_data: Function specific data
2716 * Returns: TRUE on success, FALSE on failure
2718 * Getter for "DisconnectReason" property. The reason is negative if it is
2719 * locally generated.
2721 dbus_bool_t wpas_dbus_getter_disconnect_reason(DBusMessageIter *iter,
2725 struct wpa_supplicant *wpa_s = user_data;
2726 dbus_int32_t reason = wpa_s->disconnect_reason;
2728 return wpas_dbus_simple_property_getter(iter, DBUS_TYPE_INT32,
2734 * wpas_dbus_getter_bss_expire_age - Get BSS entry expiration age
2735 * @iter: Pointer to incoming dbus message iter
2736 * @error: Location to store error on failure
2737 * @user_data: Function specific data
2738 * Returns: TRUE on success, FALSE on failure
2740 * Getter function for "BSSExpireAge" property.
2742 dbus_bool_t wpas_dbus_getter_bss_expire_age(DBusMessageIter *iter,
2746 struct wpa_supplicant *wpa_s = user_data;
2747 dbus_uint32_t expire_age = wpa_s->conf->bss_expiration_age;
2749 return wpas_dbus_simple_property_getter(iter, DBUS_TYPE_UINT32,
2750 &expire_age, error);
2755 * wpas_dbus_setter_bss_expire_age - Control BSS entry expiration age
2756 * @iter: Pointer to incoming dbus message iter
2757 * @error: Location to store error on failure
2758 * @user_data: Function specific data
2759 * Returns: TRUE on success, FALSE on failure
2761 * Setter function for "BSSExpireAge" property.
2763 dbus_bool_t wpas_dbus_setter_bss_expire_age(DBusMessageIter *iter,
2767 struct wpa_supplicant *wpa_s = user_data;
2768 dbus_uint32_t expire_age;
2770 if (!wpas_dbus_simple_property_setter(iter, error, DBUS_TYPE_UINT32,
2774 if (wpa_supplicant_set_bss_expiration_age(wpa_s, expire_age)) {
2775 dbus_set_error_const(error, DBUS_ERROR_FAILED,
2776 "BSSExpireAge must be >= 10");
2784 * wpas_dbus_getter_bss_expire_count - Get BSS entry expiration scan count
2785 * @iter: Pointer to incoming dbus message iter
2786 * @error: Location to store error on failure
2787 * @user_data: Function specific data
2788 * Returns: TRUE on success, FALSE on failure
2790 * Getter function for "BSSExpireCount" property.
2792 dbus_bool_t wpas_dbus_getter_bss_expire_count(DBusMessageIter *iter,
2796 struct wpa_supplicant *wpa_s = user_data;
2797 dbus_uint32_t expire_count = wpa_s->conf->bss_expiration_scan_count;
2799 return wpas_dbus_simple_property_getter(iter, DBUS_TYPE_UINT32,
2800 &expire_count, error);
2805 * wpas_dbus_setter_bss_expire_count - Control BSS entry expiration scan count
2806 * @iter: Pointer to incoming dbus message iter
2807 * @error: Location to store error on failure
2808 * @user_data: Function specific data
2809 * Returns: TRUE on success, FALSE on failure
2811 * Setter function for "BSSExpireCount" property.
2813 dbus_bool_t wpas_dbus_setter_bss_expire_count(DBusMessageIter *iter,
2817 struct wpa_supplicant *wpa_s = user_data;
2818 dbus_uint32_t expire_count;
2820 if (!wpas_dbus_simple_property_setter(iter, error, DBUS_TYPE_UINT32,
2824 if (wpa_supplicant_set_bss_expiration_count(wpa_s, expire_count)) {
2825 dbus_set_error_const(error, DBUS_ERROR_FAILED,
2826 "BSSExpireCount must be > 0");
2834 * wpas_dbus_getter_country - Control country code
2835 * @iter: Pointer to incoming dbus message iter
2836 * @error: Location to store error on failure
2837 * @user_data: Function specific data
2838 * Returns: TRUE on success, FALSE on failure
2840 * Getter function for "Country" property.
2842 dbus_bool_t wpas_dbus_getter_country(DBusMessageIter *iter, DBusError *error,
2845 struct wpa_supplicant *wpa_s = user_data;
2847 char *str = country;
2849 country[0] = wpa_s->conf->country[0];
2850 country[1] = wpa_s->conf->country[1];
2853 return wpas_dbus_simple_property_getter(iter, DBUS_TYPE_STRING,
2859 * wpas_dbus_setter_country - Control country code
2860 * @iter: Pointer to incoming dbus message iter
2861 * @error: Location to store error on failure
2862 * @user_data: Function specific data
2863 * Returns: TRUE on success, FALSE on failure
2865 * Setter function for "Country" property.
2867 dbus_bool_t wpas_dbus_setter_country(DBusMessageIter *iter, DBusError *error,
2870 struct wpa_supplicant *wpa_s = user_data;
2871 const char *country;
2873 if (!wpas_dbus_simple_property_setter(iter, error, DBUS_TYPE_STRING,
2877 if (!country[0] || !country[1]) {
2878 dbus_set_error_const(error, DBUS_ERROR_FAILED,
2879 "invalid country code");
2883 if (wpa_s->drv_priv != NULL && wpa_drv_set_country(wpa_s, country)) {
2884 wpa_printf(MSG_DEBUG, "Failed to set country");
2885 dbus_set_error_const(error, DBUS_ERROR_FAILED,
2886 "failed to set country code");
2890 wpa_s->conf->country[0] = country[0];
2891 wpa_s->conf->country[1] = country[1];
2897 * wpas_dbus_getter_scan_interval - Get scan interval
2898 * @iter: Pointer to incoming dbus message iter
2899 * @error: Location to store error on failure
2900 * @user_data: Function specific data
2901 * Returns: TRUE on success, FALSE on failure
2903 * Getter function for "ScanInterval" property.
2905 dbus_bool_t wpas_dbus_getter_scan_interval(DBusMessageIter *iter,
2909 struct wpa_supplicant *wpa_s = user_data;
2910 dbus_int32_t scan_interval = wpa_s->scan_interval;
2912 return wpas_dbus_simple_property_getter(iter, DBUS_TYPE_INT32,
2913 &scan_interval, error);
2918 * wpas_dbus_setter_scan_interval - Control scan interval
2919 * @iter: Pointer to incoming dbus message iter
2920 * @error: Location to store error on failure
2921 * @user_data: Function specific data
2922 * Returns: TRUE on success, FALSE on failure
2924 * Setter function for "ScanInterval" property.
2926 dbus_bool_t wpas_dbus_setter_scan_interval(DBusMessageIter *iter,
2930 struct wpa_supplicant *wpa_s = user_data;
2931 dbus_int32_t scan_interval;
2933 if (!wpas_dbus_simple_property_setter(iter, error, DBUS_TYPE_INT32,
2937 if (wpa_supplicant_set_scan_interval(wpa_s, scan_interval)) {
2938 dbus_set_error_const(error, DBUS_ERROR_FAILED,
2939 "scan_interval must be >= 0");
2947 * wpas_dbus_getter_ifname - Get interface name
2948 * @iter: Pointer to incoming dbus message iter
2949 * @error: Location to store error on failure
2950 * @user_data: Function specific data
2951 * Returns: TRUE on success, FALSE on failure
2953 * Getter for "Ifname" property.
2955 dbus_bool_t wpas_dbus_getter_ifname(DBusMessageIter *iter, DBusError *error,
2958 struct wpa_supplicant *wpa_s = user_data;
2959 const char *ifname = wpa_s->ifname;
2961 return wpas_dbus_simple_property_getter(iter, DBUS_TYPE_STRING,
2967 * wpas_dbus_getter_driver - Get interface name
2968 * @iter: Pointer to incoming dbus message iter
2969 * @error: Location to store error on failure
2970 * @user_data: Function specific data
2971 * Returns: TRUE on success, FALSE on failure
2973 * Getter for "Driver" property.
2975 dbus_bool_t wpas_dbus_getter_driver(DBusMessageIter *iter, DBusError *error,
2978 struct wpa_supplicant *wpa_s = user_data;
2981 if (wpa_s->driver == NULL || wpa_s->driver->name == NULL) {
2982 wpa_printf(MSG_DEBUG, "%s[dbus]: wpa_s has no driver set",
2984 dbus_set_error(error, DBUS_ERROR_FAILED, "%s: no driver set",
2989 driver = wpa_s->driver->name;
2990 return wpas_dbus_simple_property_getter(iter, DBUS_TYPE_STRING,
2996 * wpas_dbus_getter_current_bss - Get current bss object path
2997 * @iter: Pointer to incoming dbus message iter
2998 * @error: Location to store error on failure
2999 * @user_data: Function specific data
3000 * Returns: TRUE on success, FALSE on failure
3002 * Getter for "CurrentBSS" property.
3004 dbus_bool_t wpas_dbus_getter_current_bss(DBusMessageIter *iter,
3008 struct wpa_supplicant *wpa_s = user_data;
3009 char path_buf[WPAS_DBUS_OBJECT_PATH_MAX], *bss_obj_path = path_buf;
3011 if (wpa_s->current_bss)
3012 os_snprintf(bss_obj_path, WPAS_DBUS_OBJECT_PATH_MAX,
3013 "%s/" WPAS_DBUS_NEW_BSSIDS_PART "/%u",
3014 wpa_s->dbus_new_path, wpa_s->current_bss->id);
3016 os_snprintf(bss_obj_path, WPAS_DBUS_OBJECT_PATH_MAX, "/");
3018 return wpas_dbus_simple_property_getter(iter, DBUS_TYPE_OBJECT_PATH,
3019 &bss_obj_path, error);
3024 * wpas_dbus_getter_current_network - Get current network object path
3025 * @iter: Pointer to incoming dbus message iter
3026 * @error: Location to store error on failure
3027 * @user_data: Function specific data
3028 * Returns: TRUE on success, FALSE on failure
3030 * Getter for "CurrentNetwork" property.
3032 dbus_bool_t wpas_dbus_getter_current_network(DBusMessageIter *iter,
3036 struct wpa_supplicant *wpa_s = user_data;
3037 char path_buf[WPAS_DBUS_OBJECT_PATH_MAX], *net_obj_path = path_buf;
3039 if (wpa_s->current_ssid)
3040 os_snprintf(net_obj_path, WPAS_DBUS_OBJECT_PATH_MAX,
3041 "%s/" WPAS_DBUS_NEW_NETWORKS_PART "/%u",
3042 wpa_s->dbus_new_path, wpa_s->current_ssid->id);
3044 os_snprintf(net_obj_path, WPAS_DBUS_OBJECT_PATH_MAX, "/");
3046 return wpas_dbus_simple_property_getter(iter, DBUS_TYPE_OBJECT_PATH,
3047 &net_obj_path, error);
3052 * wpas_dbus_getter_current_auth_mode - Get current authentication type
3053 * @iter: Pointer to incoming dbus message iter
3054 * @error: Location to store error on failure
3055 * @user_data: Function specific data
3056 * Returns: TRUE on success, FALSE on failure
3058 * Getter for "CurrentAuthMode" property.
3060 dbus_bool_t wpas_dbus_getter_current_auth_mode(DBusMessageIter *iter,
3064 struct wpa_supplicant *wpa_s = user_data;
3065 const char *eap_mode;
3066 const char *auth_mode;
3067 char eap_mode_buf[WPAS_DBUS_AUTH_MODE_MAX];
3069 if (wpa_s->wpa_state != WPA_COMPLETED) {
3070 auth_mode = "INACTIVE";
3071 } else if (wpa_s->key_mgmt == WPA_KEY_MGMT_IEEE8021X ||
3072 wpa_s->key_mgmt == WPA_KEY_MGMT_IEEE8021X_NO_WPA) {
3073 eap_mode = wpa_supplicant_get_eap_mode(wpa_s);
3074 os_snprintf(eap_mode_buf, WPAS_DBUS_AUTH_MODE_MAX,
3075 "EAP-%s", eap_mode);
3076 auth_mode = eap_mode_buf;
3079 auth_mode = wpa_key_mgmt_txt(wpa_s->key_mgmt,
3080 wpa_s->current_ssid->proto);
3083 return wpas_dbus_simple_property_getter(iter, DBUS_TYPE_STRING,
3089 * wpas_dbus_getter_bridge_ifname - Get interface name
3090 * @iter: Pointer to incoming dbus message iter
3091 * @error: Location to store error on failure
3092 * @user_data: Function specific data
3093 * Returns: TRUE on success, FALSE on failure
3095 * Getter for "BridgeIfname" property.
3097 dbus_bool_t wpas_dbus_getter_bridge_ifname(DBusMessageIter *iter,
3101 struct wpa_supplicant *wpa_s = user_data;
3102 const char *bridge_ifname = wpa_s->bridge_ifname;
3104 return wpas_dbus_simple_property_getter(iter, DBUS_TYPE_STRING,
3105 &bridge_ifname, error);
3110 * wpas_dbus_getter_bsss - Get array of BSSs objects
3111 * @iter: Pointer to incoming dbus message iter
3112 * @error: Location to store error on failure
3113 * @user_data: Function specific data
3114 * Returns: TRUE on success, FALSE on failure
3116 * Getter for "BSSs" property.
3118 dbus_bool_t wpas_dbus_getter_bsss(DBusMessageIter *iter, DBusError *error,
3121 struct wpa_supplicant *wpa_s = user_data;
3122 struct wpa_bss *bss;
3125 dbus_bool_t success = FALSE;
3127 paths = os_calloc(wpa_s->num_bss, sizeof(char *));
3129 dbus_set_error_const(error, DBUS_ERROR_NO_MEMORY, "no memory");
3133 /* Loop through scan results and append each result's object path */
3134 dl_list_for_each(bss, &wpa_s->bss_id, struct wpa_bss, list_id) {
3135 paths[i] = os_zalloc(WPAS_DBUS_OBJECT_PATH_MAX);
3136 if (paths[i] == NULL) {
3137 dbus_set_error_const(error, DBUS_ERROR_NO_MEMORY,
3141 /* Construct the object path for this BSS. */
3142 os_snprintf(paths[i++], WPAS_DBUS_OBJECT_PATH_MAX,
3143 "%s/" WPAS_DBUS_NEW_BSSIDS_PART "/%u",
3144 wpa_s->dbus_new_path, bss->id);
3147 success = wpas_dbus_simple_array_property_getter(iter,
3148 DBUS_TYPE_OBJECT_PATH,
3149 paths, wpa_s->num_bss,
3154 os_free(paths[--i]);
3161 * wpas_dbus_getter_networks - Get array of networks objects
3162 * @iter: Pointer to incoming dbus message iter
3163 * @error: Location to store error on failure
3164 * @user_data: Function specific data
3165 * Returns: TRUE on success, FALSE on failure
3167 * Getter for "Networks" property.
3169 dbus_bool_t wpas_dbus_getter_networks(DBusMessageIter *iter, DBusError *error,
3172 struct wpa_supplicant *wpa_s = user_data;
3173 struct wpa_ssid *ssid;
3175 unsigned int i = 0, num = 0;
3176 dbus_bool_t success = FALSE;
3178 for (ssid = wpa_s->conf->ssid; ssid; ssid = ssid->next)
3179 if (!network_is_persistent_group(ssid))
3182 paths = os_calloc(num, sizeof(char *));
3184 dbus_set_error(error, DBUS_ERROR_NO_MEMORY, "no memory");
3188 /* Loop through configured networks and append object path of each */
3189 for (ssid = wpa_s->conf->ssid; ssid; ssid = ssid->next) {
3190 if (network_is_persistent_group(ssid))
3192 paths[i] = os_zalloc(WPAS_DBUS_OBJECT_PATH_MAX);
3193 if (paths[i] == NULL) {
3194 dbus_set_error(error, DBUS_ERROR_NO_MEMORY,
3199 /* Construct the object path for this network. */
3200 os_snprintf(paths[i++], WPAS_DBUS_OBJECT_PATH_MAX,
3201 "%s/" WPAS_DBUS_NEW_NETWORKS_PART "/%d",
3202 wpa_s->dbus_new_path, ssid->id);
3205 success = wpas_dbus_simple_array_property_getter(iter,
3206 DBUS_TYPE_OBJECT_PATH,
3211 os_free(paths[--i]);
3218 * wpas_dbus_getter_pkcs11_engine_path - Get PKCS #11 engine path
3219 * @iter: Pointer to incoming dbus message iter
3220 * @error: Location to store error on failure
3221 * @user_data: Function specific data
3222 * Returns: A dbus message containing the PKCS #11 engine path
3224 * Getter for "PKCS11EnginePath" property.
3226 dbus_bool_t wpas_dbus_getter_pkcs11_engine_path(DBusMessageIter *iter,
3230 struct wpa_supplicant *wpa_s = user_data;
3231 const char *pkcs11_engine_path;
3233 if (wpa_s->conf->pkcs11_engine_path == NULL)
3234 pkcs11_engine_path = "";
3236 pkcs11_engine_path = wpa_s->conf->pkcs11_engine_path;
3237 return wpas_dbus_simple_property_getter(iter, DBUS_TYPE_STRING,
3238 &pkcs11_engine_path, error);
3243 * wpas_dbus_getter_pkcs11_module_path - Get PKCS #11 module path
3244 * @iter: Pointer to incoming dbus message iter
3245 * @error: Location to store error on failure
3246 * @user_data: Function specific data
3247 * Returns: A dbus message containing the PKCS #11 module path
3249 * Getter for "PKCS11ModulePath" property.
3251 dbus_bool_t wpas_dbus_getter_pkcs11_module_path(DBusMessageIter *iter,
3255 struct wpa_supplicant *wpa_s = user_data;
3256 const char *pkcs11_module_path;
3258 if (wpa_s->conf->pkcs11_module_path == NULL)
3259 pkcs11_module_path = "";
3261 pkcs11_module_path = wpa_s->conf->pkcs11_module_path;
3262 return wpas_dbus_simple_property_getter(iter, DBUS_TYPE_STRING,
3263 &pkcs11_module_path, error);
3268 * wpas_dbus_getter_blobs - Get all blobs defined for this interface
3269 * @iter: Pointer to incoming dbus message iter
3270 * @error: Location to store error on failure
3271 * @user_data: Function specific data
3272 * Returns: TRUE on success, FALSE on failure
3274 * Getter for "Blobs" property.
3276 dbus_bool_t wpas_dbus_getter_blobs(DBusMessageIter *iter, DBusError *error,
3279 struct wpa_supplicant *wpa_s = user_data;
3280 DBusMessageIter variant_iter, dict_iter, entry_iter, array_iter;
3281 struct wpa_config_blob *blob;
3283 if (!dbus_message_iter_open_container(iter, DBUS_TYPE_VARIANT,
3284 "a{say}", &variant_iter) ||
3285 !dbus_message_iter_open_container(&variant_iter, DBUS_TYPE_ARRAY,
3286 "{say}", &dict_iter)) {
3287 dbus_set_error_const(error, DBUS_ERROR_NO_MEMORY, "no memory");
3291 blob = wpa_s->conf->blobs;
3293 if (!dbus_message_iter_open_container(&dict_iter,
3294 DBUS_TYPE_DICT_ENTRY,
3295 NULL, &entry_iter) ||
3296 !dbus_message_iter_append_basic(&entry_iter,
3299 !dbus_message_iter_open_container(&entry_iter,
3301 DBUS_TYPE_BYTE_AS_STRING,
3303 !dbus_message_iter_append_fixed_array(&array_iter,
3307 !dbus_message_iter_close_container(&entry_iter,
3309 !dbus_message_iter_close_container(&dict_iter,
3311 dbus_set_error_const(error, DBUS_ERROR_NO_MEMORY,
3319 if (!dbus_message_iter_close_container(&variant_iter, &dict_iter) ||
3320 !dbus_message_iter_close_container(iter, &variant_iter)) {
3321 dbus_set_error_const(error, DBUS_ERROR_NO_MEMORY, "no memory");
3329 static struct wpa_bss * get_bss_helper(struct bss_handler_args *args,
3330 DBusError *error, const char *func_name)
3332 struct wpa_bss *res = wpa_bss_get_id(args->wpa_s, args->id);
3335 wpa_printf(MSG_ERROR, "%s[dbus]: no bss with id %d found",
3336 func_name, args->id);
3337 dbus_set_error(error, DBUS_ERROR_FAILED,
3338 "%s: BSS %d not found",
3339 func_name, args->id);
3347 * wpas_dbus_getter_bss_bssid - Return the BSSID of a BSS
3348 * @iter: Pointer to incoming dbus message iter
3349 * @error: Location to store error on failure
3350 * @user_data: Function specific data
3351 * Returns: TRUE on success, FALSE on failure
3353 * Getter for "BSSID" property.
3355 dbus_bool_t wpas_dbus_getter_bss_bssid(DBusMessageIter *iter, DBusError *error,
3358 struct bss_handler_args *args = user_data;
3359 struct wpa_bss *res;
3361 res = get_bss_helper(args, error, __func__);
3365 return wpas_dbus_simple_array_property_getter(iter, DBUS_TYPE_BYTE,
3366 res->bssid, ETH_ALEN,
3372 * wpas_dbus_getter_bss_ssid - Return the SSID of a BSS
3373 * @iter: Pointer to incoming dbus message iter
3374 * @error: Location to store error on failure
3375 * @user_data: Function specific data
3376 * Returns: TRUE on success, FALSE on failure
3378 * Getter for "SSID" property.
3380 dbus_bool_t wpas_dbus_getter_bss_ssid(DBusMessageIter *iter, DBusError *error,
3383 struct bss_handler_args *args = user_data;
3384 struct wpa_bss *res;
3386 res = get_bss_helper(args, error, __func__);
3390 return wpas_dbus_simple_array_property_getter(iter, DBUS_TYPE_BYTE,
3391 res->ssid, res->ssid_len,
3397 * wpas_dbus_getter_bss_privacy - Return the privacy flag of a BSS
3398 * @iter: Pointer to incoming dbus message iter
3399 * @error: Location to store error on failure
3400 * @user_data: Function specific data
3401 * Returns: TRUE on success, FALSE on failure
3403 * Getter for "Privacy" property.
3405 dbus_bool_t wpas_dbus_getter_bss_privacy(DBusMessageIter *iter,
3406 DBusError *error, void *user_data)
3408 struct bss_handler_args *args = user_data;
3409 struct wpa_bss *res;
3410 dbus_bool_t privacy;
3412 res = get_bss_helper(args, error, __func__);
3416 privacy = (res->caps & IEEE80211_CAP_PRIVACY) ? TRUE : FALSE;
3417 return wpas_dbus_simple_property_getter(iter, DBUS_TYPE_BOOLEAN,
3423 * wpas_dbus_getter_bss_mode - Return the mode of a BSS
3424 * @iter: Pointer to incoming dbus message iter
3425 * @error: Location to store error on failure
3426 * @user_data: Function specific data
3427 * Returns: TRUE on success, FALSE on failure
3429 * Getter for "Mode" property.
3431 dbus_bool_t wpas_dbus_getter_bss_mode(DBusMessageIter *iter, DBusError *error,
3434 struct bss_handler_args *args = user_data;
3435 struct wpa_bss *res;
3438 res = get_bss_helper(args, error, __func__);
3441 if (bss_is_dmg(res)) {
3442 switch (res->caps & IEEE80211_CAP_DMG_MASK) {
3443 case IEEE80211_CAP_DMG_PBSS:
3444 case IEEE80211_CAP_DMG_IBSS:
3447 case IEEE80211_CAP_DMG_AP:
3448 mode = "infrastructure";
3452 if (res->caps & IEEE80211_CAP_IBSS)
3455 mode = "infrastructure";
3458 return wpas_dbus_simple_property_getter(iter, DBUS_TYPE_STRING,
3464 * wpas_dbus_getter_bss_level - Return the signal strength of a BSS
3465 * @iter: Pointer to incoming dbus message iter
3466 * @error: Location to store error on failure
3467 * @user_data: Function specific data
3468 * Returns: TRUE on success, FALSE on failure
3470 * Getter for "Level" property.
3472 dbus_bool_t wpas_dbus_getter_bss_signal(DBusMessageIter *iter,
3473 DBusError *error, void *user_data)
3475 struct bss_handler_args *args = user_data;
3476 struct wpa_bss *res;
3479 res = get_bss_helper(args, error, __func__);
3483 level = (s16) res->level;
3484 return wpas_dbus_simple_property_getter(iter, DBUS_TYPE_INT16,
3490 * wpas_dbus_getter_bss_frequency - Return the frequency of a BSS
3491 * @iter: Pointer to incoming dbus message iter
3492 * @error: Location to store error on failure
3493 * @user_data: Function specific data
3494 * Returns: TRUE on success, FALSE on failure
3496 * Getter for "Frequency" property.
3498 dbus_bool_t wpas_dbus_getter_bss_frequency(DBusMessageIter *iter,
3499 DBusError *error, void *user_data)
3501 struct bss_handler_args *args = user_data;
3502 struct wpa_bss *res;
3505 res = get_bss_helper(args, error, __func__);
3509 freq = (u16) res->freq;
3510 return wpas_dbus_simple_property_getter(iter, DBUS_TYPE_UINT16,
3515 static int cmp_u8s_desc(const void *a, const void *b)
3517 return (*(u8 *) b - *(u8 *) a);
3522 * wpas_dbus_getter_bss_rates - Return available bit rates of a BSS
3523 * @iter: Pointer to incoming dbus message iter
3524 * @error: Location to store error on failure
3525 * @user_data: Function specific data
3526 * Returns: TRUE on success, FALSE on failure
3528 * Getter for "Rates" property.
3530 dbus_bool_t wpas_dbus_getter_bss_rates(DBusMessageIter *iter,
3531 DBusError *error, void *user_data)
3533 struct bss_handler_args *args = user_data;
3534 struct wpa_bss *res;
3535 u8 *ie_rates = NULL;
3538 dbus_bool_t success = FALSE;
3540 res = get_bss_helper(args, error, __func__);
3544 rates_num = wpa_bss_get_bit_rates(res, &ie_rates);
3548 qsort(ie_rates, rates_num, 1, cmp_u8s_desc);
3550 real_rates = os_malloc(sizeof(u32) * rates_num);
3553 dbus_set_error_const(error, DBUS_ERROR_NO_MEMORY, "no memory");
3557 for (i = 0; i < rates_num; i++)
3558 real_rates[i] = ie_rates[i] * 500000;
3560 success = wpas_dbus_simple_array_property_getter(iter, DBUS_TYPE_UINT32,
3561 real_rates, rates_num,
3565 os_free(real_rates);
3570 static dbus_bool_t wpas_dbus_get_bss_security_prop(DBusMessageIter *iter,
3571 struct wpa_ie_data *ie_data,
3574 DBusMessageIter iter_dict, variant_iter;
3576 const char *pairwise[5]; /* max 5 pairwise ciphers is supported */
3577 const char *key_mgmt[8]; /* max 8 key managements may be supported */
3580 if (!dbus_message_iter_open_container(iter, DBUS_TYPE_VARIANT,
3581 "a{sv}", &variant_iter))
3584 if (!wpa_dbus_dict_open_write(&variant_iter, &iter_dict))
3589 if (ie_data->key_mgmt & WPA_KEY_MGMT_PSK)
3590 key_mgmt[n++] = "wpa-psk";
3591 if (ie_data->key_mgmt & WPA_KEY_MGMT_FT_PSK)
3592 key_mgmt[n++] = "wpa-ft-psk";
3593 if (ie_data->key_mgmt & WPA_KEY_MGMT_PSK_SHA256)
3594 key_mgmt[n++] = "wpa-psk-sha256";
3595 if (ie_data->key_mgmt & WPA_KEY_MGMT_IEEE8021X)
3596 key_mgmt[n++] = "wpa-eap";
3597 if (ie_data->key_mgmt & WPA_KEY_MGMT_FT_IEEE8021X)
3598 key_mgmt[n++] = "wpa-ft-eap";
3599 if (ie_data->key_mgmt & WPA_KEY_MGMT_IEEE8021X_SHA256)
3600 key_mgmt[n++] = "wpa-eap-sha256";
3601 if (ie_data->key_mgmt & WPA_KEY_MGMT_IEEE8021X_SUITE_B)
3602 key_mgmt[n++] = "wpa-eap-suite-b";
3603 if (ie_data->key_mgmt & WPA_KEY_MGMT_NONE)
3604 key_mgmt[n++] = "wpa-none";
3606 if (!wpa_dbus_dict_append_string_array(&iter_dict, "KeyMgmt",
3611 switch (ie_data->group_cipher) {
3612 case WPA_CIPHER_WEP40:
3615 case WPA_CIPHER_TKIP:
3618 case WPA_CIPHER_CCMP:
3621 case WPA_CIPHER_GCMP:
3624 case WPA_CIPHER_WEP104:
3627 case WPA_CIPHER_CCMP_256:
3630 case WPA_CIPHER_GCMP_256:
3638 if (!wpa_dbus_dict_append_string(&iter_dict, "Group", group))
3643 if (ie_data->pairwise_cipher & WPA_CIPHER_TKIP)
3644 pairwise[n++] = "tkip";
3645 if (ie_data->pairwise_cipher & WPA_CIPHER_CCMP)
3646 pairwise[n++] = "ccmp";
3647 if (ie_data->pairwise_cipher & WPA_CIPHER_GCMP)
3648 pairwise[n++] = "gcmp";
3649 if (ie_data->pairwise_cipher & WPA_CIPHER_CCMP_256)
3650 pairwise[n++] = "ccmp-256";
3651 if (ie_data->pairwise_cipher & WPA_CIPHER_GCMP_256)
3652 pairwise[n++] = "gcmp-256";
3654 if (!wpa_dbus_dict_append_string_array(&iter_dict, "Pairwise",
3658 /* Management group (RSN only) */
3659 if (ie_data->proto == WPA_PROTO_RSN) {
3660 switch (ie_data->mgmt_group_cipher) {
3661 #ifdef CONFIG_IEEE80211W
3662 case WPA_CIPHER_AES_128_CMAC:
3663 group = "aes128cmac";
3665 #endif /* CONFIG_IEEE80211W */
3671 if (!wpa_dbus_dict_append_string(&iter_dict, "MgmtGroup",
3676 if (!wpa_dbus_dict_close_write(&variant_iter, &iter_dict) ||
3677 !dbus_message_iter_close_container(iter, &variant_iter))
3683 dbus_set_error_const(error, DBUS_ERROR_NO_MEMORY, "no memory");
3689 * wpas_dbus_getter_bss_wpa - Return the WPA options of a BSS
3690 * @iter: Pointer to incoming dbus message iter
3691 * @error: Location to store error on failure
3692 * @user_data: Function specific data
3693 * Returns: TRUE on success, FALSE on failure
3695 * Getter for "WPA" property.
3697 dbus_bool_t wpas_dbus_getter_bss_wpa(DBusMessageIter *iter, DBusError *error,
3700 struct bss_handler_args *args = user_data;
3701 struct wpa_bss *res;
3702 struct wpa_ie_data wpa_data;
3705 res = get_bss_helper(args, error, __func__);
3709 os_memset(&wpa_data, 0, sizeof(wpa_data));
3710 ie = wpa_bss_get_vendor_ie(res, WPA_IE_VENDOR_TYPE);
3711 if (ie && wpa_parse_wpa_ie(ie, 2 + ie[1], &wpa_data) < 0) {
3712 dbus_set_error_const(error, DBUS_ERROR_FAILED,
3713 "failed to parse WPA IE");
3717 return wpas_dbus_get_bss_security_prop(iter, &wpa_data, error);
3722 * wpas_dbus_getter_bss_rsn - Return the RSN options of a BSS
3723 * @iter: Pointer to incoming dbus message iter
3724 * @error: Location to store error on failure
3725 * @user_data: Function specific data
3726 * Returns: TRUE on success, FALSE on failure
3728 * Getter for "RSN" property.
3730 dbus_bool_t wpas_dbus_getter_bss_rsn(DBusMessageIter *iter, DBusError *error,
3733 struct bss_handler_args *args = user_data;
3734 struct wpa_bss *res;
3735 struct wpa_ie_data wpa_data;
3738 res = get_bss_helper(args, error, __func__);
3742 os_memset(&wpa_data, 0, sizeof(wpa_data));
3743 ie = wpa_bss_get_ie(res, WLAN_EID_RSN);
3744 if (ie && wpa_parse_wpa_ie(ie, 2 + ie[1], &wpa_data) < 0) {
3745 dbus_set_error_const(error, DBUS_ERROR_FAILED,
3746 "failed to parse RSN IE");
3750 return wpas_dbus_get_bss_security_prop(iter, &wpa_data, error);
3755 * wpas_dbus_getter_bss_wps - Return the WPS options of a BSS
3756 * @iter: Pointer to incoming dbus message iter
3757 * @error: Location to store error on failure
3758 * @user_data: Function specific data
3759 * Returns: TRUE on success, FALSE on failure
3761 * Getter for "WPS" property.
3763 dbus_bool_t wpas_dbus_getter_bss_wps(DBusMessageIter *iter, DBusError *error,
3766 struct bss_handler_args *args = user_data;
3767 struct wpa_bss *res;
3769 struct wpabuf *wps_ie;
3770 #endif /* CONFIG_WPS */
3771 DBusMessageIter iter_dict, variant_iter;
3772 const char *type = "";
3774 res = get_bss_helper(args, error, __func__);
3778 if (!dbus_message_iter_open_container(iter, DBUS_TYPE_VARIANT,
3779 "a{sv}", &variant_iter) ||
3780 !wpa_dbus_dict_open_write(&variant_iter, &iter_dict))
3784 wps_ie = wpa_bss_get_vendor_ie_multi(res, WPS_IE_VENDOR_TYPE);
3786 if (wps_is_selected_pbc_registrar(wps_ie))
3788 else if (wps_is_selected_pin_registrar(wps_ie))
3791 wpabuf_free(wps_ie);
3793 #endif /* CONFIG_WPS */
3795 if (!wpa_dbus_dict_append_string(&iter_dict, "Type", type) ||
3796 !wpa_dbus_dict_close_write(&variant_iter, &iter_dict) ||
3797 !dbus_message_iter_close_container(iter, &variant_iter))
3803 dbus_set_error_const(error, DBUS_ERROR_NO_MEMORY, "no memory");
3809 * wpas_dbus_getter_bss_ies - Return all IEs of a BSS
3810 * @iter: Pointer to incoming dbus message iter
3811 * @error: Location to store error on failure
3812 * @user_data: Function specific data
3813 * Returns: TRUE on success, FALSE on failure
3815 * Getter for "IEs" property.
3817 dbus_bool_t wpas_dbus_getter_bss_ies(DBusMessageIter *iter, DBusError *error,
3820 struct bss_handler_args *args = user_data;
3821 struct wpa_bss *res;
3823 res = get_bss_helper(args, error, __func__);
3827 return wpas_dbus_simple_array_property_getter(iter, DBUS_TYPE_BYTE,
3828 res + 1, res->ie_len,
3834 * wpas_dbus_getter_bss_age - Return time in seconds since BSS was last seen
3835 * @iter: Pointer to incoming dbus message iter
3836 * @error: Location to store error on failure
3837 * @user_data: Function specific data
3838 * Returns: TRUE on success, FALSE on failure
3840 * Getter for BSS age
3842 dbus_bool_t wpas_dbus_getter_bss_age(DBusMessageIter *iter, DBusError *error,
3845 struct bss_handler_args *args = user_data;
3846 struct wpa_bss *res;
3847 struct os_reltime now, diff = { 0, 0 };
3850 res = get_bss_helper(args, error, __func__);
3854 os_get_reltime(&now);
3855 os_reltime_sub(&now, &res->last_update, &diff);
3856 age = diff.sec > 0 ? diff.sec : 0;
3857 return wpas_dbus_simple_property_getter(iter, DBUS_TYPE_UINT32, &age,
3863 * wpas_dbus_getter_enabled - Check whether network is enabled or disabled
3864 * @iter: Pointer to incoming dbus message iter
3865 * @error: Location to store error on failure
3866 * @user_data: Function specific data
3867 * Returns: TRUE on success, FALSE on failure
3869 * Getter for "enabled" property of a configured network.
3871 dbus_bool_t wpas_dbus_getter_enabled(DBusMessageIter *iter, DBusError *error,
3874 struct network_handler_args *net = user_data;
3875 dbus_bool_t enabled = net->ssid->disabled ? FALSE : TRUE;
3877 return wpas_dbus_simple_property_getter(iter, DBUS_TYPE_BOOLEAN,
3883 * wpas_dbus_setter_enabled - Mark a configured network as enabled or disabled
3884 * @iter: Pointer to incoming dbus message iter
3885 * @error: Location to store error on failure
3886 * @user_data: Function specific data
3887 * Returns: TRUE on success, FALSE on failure
3889 * Setter for "Enabled" property of a configured network.
3891 dbus_bool_t wpas_dbus_setter_enabled(DBusMessageIter *iter, DBusError *error,
3894 struct network_handler_args *net = user_data;
3895 struct wpa_supplicant *wpa_s;
3896 struct wpa_ssid *ssid;
3899 if (!wpas_dbus_simple_property_setter(iter, error, DBUS_TYPE_BOOLEAN,
3907 wpa_supplicant_enable_network(wpa_s, ssid);
3909 wpa_supplicant_disable_network(wpa_s, ssid);
3916 * wpas_dbus_getter_network_properties - Get options for a configured network
3917 * @iter: Pointer to incoming dbus message iter
3918 * @error: Location to store error on failure
3919 * @user_data: Function specific data
3920 * Returns: TRUE on success, FALSE on failure
3922 * Getter for "Properties" property of a configured network.
3924 dbus_bool_t wpas_dbus_getter_network_properties(DBusMessageIter *iter,
3928 struct network_handler_args *net = user_data;
3929 DBusMessageIter variant_iter, dict_iter;
3931 char **props = wpa_config_get_all(net->ssid, 1);
3932 dbus_bool_t success = FALSE;
3935 dbus_set_error_const(error, DBUS_ERROR_NO_MEMORY, "no memory");
3939 if (!dbus_message_iter_open_container(iter, DBUS_TYPE_VARIANT, "a{sv}",
3941 !wpa_dbus_dict_open_write(&variant_iter, &dict_iter)) {
3942 dbus_set_error_const(error, DBUS_ERROR_NO_MEMORY, "no memory");
3948 if (!wpa_dbus_dict_append_string(&dict_iter, *iterator,
3950 dbus_set_error_const(error, DBUS_ERROR_NO_MEMORY,
3958 if (!wpa_dbus_dict_close_write(&variant_iter, &dict_iter) ||
3959 !dbus_message_iter_close_container(iter, &variant_iter)) {
3960 dbus_set_error_const(error, DBUS_ERROR_NO_MEMORY, "no memory");
3978 * wpas_dbus_setter_network_properties - Set options for a configured network
3979 * @iter: Pointer to incoming dbus message iter
3980 * @error: Location to store error on failure
3981 * @user_data: Function specific data
3982 * Returns: TRUE on success, FALSE on failure
3984 * Setter for "Properties" property of a configured network.
3986 dbus_bool_t wpas_dbus_setter_network_properties(DBusMessageIter *iter,
3990 struct network_handler_args *net = user_data;
3991 struct wpa_ssid *ssid = net->ssid;
3992 DBusMessageIter variant_iter;
3994 dbus_message_iter_recurse(iter, &variant_iter);
3995 return set_network_properties(net->wpa_s, ssid, &variant_iter, error);
4001 DBusMessage * wpas_dbus_handler_subscribe_preq(
4002 DBusMessage *message, struct wpa_supplicant *wpa_s)
4004 struct wpas_dbus_priv *priv = wpa_s->global->dbus;
4007 if (wpa_s->preq_notify_peer != NULL) {
4008 if (os_strcmp(dbus_message_get_sender(message),
4009 wpa_s->preq_notify_peer) == 0)
4012 return dbus_message_new_error(message,
4013 WPAS_DBUS_ERROR_SUBSCRIPTION_IN_USE,
4014 "Another application is already subscribed");
4017 name = os_strdup(dbus_message_get_sender(message));
4019 return wpas_dbus_error_no_memory(message);
4021 wpa_s->preq_notify_peer = name;
4023 /* Subscribe to clean up if application closes socket */
4024 wpas_dbus_subscribe_noc(priv);
4027 * Double-check it's still alive to make sure that we didn't
4028 * miss the NameOwnerChanged signal, e.g. while strdup'ing.
4030 if (!dbus_bus_name_has_owner(priv->con, name, NULL)) {
4032 * Application no longer exists, clean up.
4033 * The return value is irrelevant now.
4035 * Need to check if the NameOwnerChanged handling
4036 * already cleaned up because we have processed
4037 * DBus messages while checking if the name still
4040 if (!wpa_s->preq_notify_peer)
4042 os_free(wpa_s->preq_notify_peer);
4043 wpa_s->preq_notify_peer = NULL;
4044 wpas_dbus_unsubscribe_noc(priv);
4051 DBusMessage * wpas_dbus_handler_unsubscribe_preq(
4052 DBusMessage *message, struct wpa_supplicant *wpa_s)
4054 struct wpas_dbus_priv *priv = wpa_s->global->dbus;
4056 if (!wpa_s->preq_notify_peer)
4057 return dbus_message_new_error(message,
4058 WPAS_DBUS_ERROR_NO_SUBSCRIPTION,
4061 if (os_strcmp(wpa_s->preq_notify_peer,
4062 dbus_message_get_sender(message)))
4063 return dbus_message_new_error(message,
4064 WPAS_DBUS_ERROR_SUBSCRIPTION_EPERM,
4065 "Can't unsubscribe others");
4067 os_free(wpa_s->preq_notify_peer);
4068 wpa_s->preq_notify_peer = NULL;
4069 wpas_dbus_unsubscribe_noc(priv);
4074 void wpas_dbus_signal_preq(struct wpa_supplicant *wpa_s,
4075 const u8 *addr, const u8 *dst, const u8 *bssid,
4076 const u8 *ie, size_t ie_len, u32 ssi_signal)
4079 DBusMessageIter iter, dict_iter;
4080 struct wpas_dbus_priv *priv = wpa_s->global->dbus;
4082 /* Do nothing if the control interface is not turned on */
4086 if (wpa_s->preq_notify_peer == NULL)
4089 msg = dbus_message_new_signal(wpa_s->dbus_new_path,
4090 WPAS_DBUS_NEW_IFACE_INTERFACE,
4095 dbus_message_set_destination(msg, wpa_s->preq_notify_peer);
4097 dbus_message_iter_init_append(msg, &iter);
4099 if (!wpa_dbus_dict_open_write(&iter, &dict_iter) ||
4100 (addr && !wpa_dbus_dict_append_byte_array(&dict_iter, "addr",
4101 (const char *) addr,
4103 (dst && !wpa_dbus_dict_append_byte_array(&dict_iter, "dst",
4106 (bssid && !wpa_dbus_dict_append_byte_array(&dict_iter, "bssid",
4107 (const char *) bssid,
4109 (ie && ie_len && !wpa_dbus_dict_append_byte_array(&dict_iter, "ies",
4112 (ssi_signal && !wpa_dbus_dict_append_int32(&dict_iter, "signal",
4114 !wpa_dbus_dict_close_write(&iter, &dict_iter))
4117 dbus_connection_send(priv->con, msg, NULL);
4120 wpa_printf(MSG_ERROR, "dbus: Failed to construct signal");
4122 dbus_message_unref(msg);
4125 #endif /* CONFIG_AP */