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"
31 extern int wpa_debug_level;
32 extern int wpa_debug_show_keys;
33 extern int wpa_debug_timestamp;
35 static const char *debug_strings[] = {
36 "excessive", "msgdump", "debug", "info", "warning", "error", NULL
41 * wpas_dbus_error_unknown_error - Return a new InvalidArgs error message
42 * @message: Pointer to incoming dbus message this error refers to
43 * @arg: Optional string appended to error message
44 * Returns: a dbus error message
46 * Convenience function to create and return an UnknownError
48 DBusMessage * wpas_dbus_error_unknown_error(DBusMessage *message,
52 * This function can be called as a result of a failure
53 * within internal getter calls, which will call this function
54 * with a NULL message parameter. However, dbus_message_new_error
55 * looks very unkindly (i.e, abort()) on a NULL message, so
56 * in this case, we should not call it.
58 if (message == NULL) {
59 wpa_printf(MSG_INFO, "dbus: wpas_dbus_error_unknown_error "
60 "called with NULL message (arg=%s)",
65 return dbus_message_new_error(message, WPAS_DBUS_ERROR_UNKNOWN_ERROR,
71 * wpas_dbus_error_iface_unknown - Return a new invalid interface error message
72 * @message: Pointer to incoming dbus message this error refers to
73 * Returns: A dbus error message
75 * Convenience function to create and return an invalid interface error
77 static DBusMessage * wpas_dbus_error_iface_unknown(DBusMessage *message)
79 return dbus_message_new_error(message, WPAS_DBUS_ERROR_IFACE_UNKNOWN,
80 "wpa_supplicant knows nothing about "
86 * wpas_dbus_error_network_unknown - Return a new NetworkUnknown error message
87 * @message: Pointer to incoming dbus message this error refers to
88 * Returns: a dbus error message
90 * Convenience function to create and return an invalid network error
92 static DBusMessage * wpas_dbus_error_network_unknown(DBusMessage *message)
94 return dbus_message_new_error(message, WPAS_DBUS_ERROR_NETWORK_UNKNOWN,
95 "There is no such a network in this "
101 * wpas_dbus_error_invalid_args - Return a new InvalidArgs error message
102 * @message: Pointer to incoming dbus message this error refers to
103 * Returns: a dbus error message
105 * Convenience function to create and return an invalid options error
107 DBusMessage * wpas_dbus_error_invalid_args(DBusMessage *message,
112 reply = dbus_message_new_error(message, WPAS_DBUS_ERROR_INVALID_ARGS,
113 "Did not receive correct message "
116 dbus_message_append_args(reply, DBUS_TYPE_STRING, &arg,
123 static const char *dont_quote[] = {
124 "key_mgmt", "proto", "pairwise", "auth_alg", "group", "eap",
125 "opensc_engine_path", "pkcs11_engine_path", "pkcs11_module_path",
126 "bssid", "scan_freq", "freq_list", NULL
129 static dbus_bool_t should_quote_opt(const char *key)
132 while (dont_quote[i] != NULL) {
133 if (os_strcmp(key, dont_quote[i]) == 0)
141 * get_iface_by_dbus_path - Get a new network interface
142 * @global: Pointer to global data from wpa_supplicant_init()
143 * @path: Pointer to a dbus object path representing an interface
144 * Returns: Pointer to the interface or %NULL if not found
146 static struct wpa_supplicant * get_iface_by_dbus_path(
147 struct wpa_global *global, const char *path)
149 struct wpa_supplicant *wpa_s;
151 for (wpa_s = global->ifaces; wpa_s; wpa_s = wpa_s->next) {
152 if (os_strcmp(wpa_s->dbus_new_path, path) == 0)
160 * set_network_properties - Set properties of a configured network
161 * @wpa_s: wpa_supplicant structure for a network interface
162 * @ssid: wpa_ssid structure for a configured network
163 * @iter: DBus message iterator containing dictionary of network
165 * @error: On failure, an error describing the failure
166 * Returns: TRUE if the request succeeds, FALSE if it failed
168 * Sets network configuration with parameters given id DBus dictionary
170 dbus_bool_t set_network_properties(struct wpa_supplicant *wpa_s,
171 struct wpa_ssid *ssid,
172 DBusMessageIter *iter,
175 struct wpa_dbus_dict_entry entry = { .type = DBUS_TYPE_STRING };
176 DBusMessageIter iter_dict;
179 if (!wpa_dbus_dict_open_read(iter, &iter_dict, error))
182 while (wpa_dbus_dict_has_dict_entry(&iter_dict)) {
186 if (!wpa_dbus_dict_get_entry(&iter_dict, &entry))
190 if (entry.type == DBUS_TYPE_ARRAY &&
191 entry.array_type == DBUS_TYPE_BYTE) {
192 if (entry.array_len <= 0)
195 size = entry.array_len * 2 + 1;
196 value = os_zalloc(size);
200 ret = wpa_snprintf_hex(value, size,
201 (u8 *) entry.bytearray_value,
205 } else if (entry.type == DBUS_TYPE_STRING) {
206 if (should_quote_opt(entry.key)) {
207 size = os_strlen(entry.str_value);
212 value = os_zalloc(size);
216 ret = os_snprintf(value, size, "\"%s\"",
218 if (ret < 0 || (size_t) ret != (size - 1))
221 value = os_strdup(entry.str_value);
225 } else if (entry.type == DBUS_TYPE_UINT32) {
226 value = os_zalloc(size);
230 ret = os_snprintf(value, size, "%u",
234 } else if (entry.type == DBUS_TYPE_INT32) {
235 value = os_zalloc(size);
239 ret = os_snprintf(value, size, "%d",
246 if (wpa_config_set(ssid, entry.key, value, 0) < 0)
249 if ((os_strcmp(entry.key, "psk") == 0 &&
250 value[0] == '"' && ssid->ssid_len) ||
251 (os_strcmp(entry.key, "ssid") == 0 && ssid->passphrase))
252 wpa_config_update_psk(ssid);
253 else if (os_strcmp(entry.key, "priority") == 0)
254 wpa_config_update_prio_list(wpa_s->conf);
257 wpa_dbus_dict_entry_clear(&entry);
264 wpa_dbus_dict_entry_clear(&entry);
265 dbus_set_error_const(error, DBUS_ERROR_INVALID_ARGS,
266 "invalid message format");
272 * wpas_dbus_simple_property_getter - Get basic type property
273 * @iter: Message iter to use when appending arguments
274 * @type: DBus type of property (must be basic type)
275 * @val: pointer to place holding property value
276 * @error: On failure an error describing the failure
277 * Returns: TRUE if the request was successful, FALSE if it failed
279 * Generic getter for basic type properties. Type is required to be basic.
281 dbus_bool_t wpas_dbus_simple_property_getter(DBusMessageIter *iter,
286 DBusMessageIter variant_iter;
288 if (!dbus_type_is_basic(type)) {
289 dbus_set_error(error, DBUS_ERROR_FAILED,
290 "%s: given type is not basic", __func__);
294 if (!dbus_message_iter_open_container(iter, DBUS_TYPE_VARIANT,
295 wpa_dbus_type_as_string(type),
299 if (!dbus_message_iter_append_basic(&variant_iter, type, val))
302 if (!dbus_message_iter_close_container(iter, &variant_iter))
308 dbus_set_error(error, DBUS_ERROR_FAILED,
309 "%s: error constructing reply", __func__);
315 * wpas_dbus_simple_property_setter - Set basic type property
316 * @message: Pointer to incoming dbus message
317 * @type: DBus type of property (must be basic type)
318 * @val: pointer to place where value being set will be stored
319 * Returns: TRUE if the request was successful, FALSE if it failed
321 * Generic setter for basic type properties. Type is required to be basic.
323 dbus_bool_t wpas_dbus_simple_property_setter(DBusMessageIter *iter,
325 const int type, void *val)
327 DBusMessageIter variant_iter;
329 if (!dbus_type_is_basic(type)) {
330 dbus_set_error(error, DBUS_ERROR_FAILED,
331 "%s: given type is not basic", __func__);
335 /* Look at the new value */
336 dbus_message_iter_recurse(iter, &variant_iter);
337 if (dbus_message_iter_get_arg_type(&variant_iter) != type) {
338 dbus_set_error_const(error, DBUS_ERROR_FAILED,
339 "wrong property type");
342 dbus_message_iter_get_basic(&variant_iter, val);
349 * wpas_dbus_simple_array_property_getter - Get array type property
350 * @iter: Pointer to incoming dbus message iterator
351 * @type: DBus type of property array elements (must be basic type)
352 * @array: pointer to array of elements to put into response message
353 * @array_len: length of above array
354 * @error: a pointer to an error to fill on failure
355 * Returns: TRUE if the request succeeded, FALSE if it failed
357 * Generic getter for array type properties. Array elements type is
358 * required to be basic.
360 dbus_bool_t wpas_dbus_simple_array_property_getter(DBusMessageIter *iter,
366 DBusMessageIter variant_iter, array_iter;
367 char type_str[] = "a?"; /* ? will be replaced with subtype letter; */
368 const char *sub_type_str;
369 size_t element_size, i;
371 if (!dbus_type_is_basic(type)) {
372 dbus_set_error(error, DBUS_ERROR_FAILED,
373 "%s: given type is not basic", __func__);
377 sub_type_str = wpa_dbus_type_as_string(type);
378 type_str[1] = sub_type_str[0];
380 if (!dbus_message_iter_open_container(iter, DBUS_TYPE_VARIANT,
381 type_str, &variant_iter)) {
382 dbus_set_error(error, DBUS_ERROR_FAILED,
383 "%s: failed to construct message 1", __func__);
387 if (!dbus_message_iter_open_container(&variant_iter, DBUS_TYPE_ARRAY,
388 sub_type_str, &array_iter)) {
389 dbus_set_error(error, DBUS_ERROR_FAILED,
390 "%s: failed to construct message 2", __func__);
396 case DBUS_TYPE_BOOLEAN:
399 case DBUS_TYPE_INT16:
400 case DBUS_TYPE_UINT16:
401 element_size = sizeof(uint16_t);
403 case DBUS_TYPE_INT32:
404 case DBUS_TYPE_UINT32:
405 element_size = sizeof(uint32_t);
407 case DBUS_TYPE_INT64:
408 case DBUS_TYPE_UINT64:
409 element_size = sizeof(uint64_t);
411 case DBUS_TYPE_DOUBLE:
412 element_size = sizeof(double);
414 case DBUS_TYPE_STRING:
415 case DBUS_TYPE_OBJECT_PATH:
416 element_size = sizeof(char *);
419 dbus_set_error(error, DBUS_ERROR_FAILED,
420 "%s: unknown element type %d", __func__, type);
424 for (i = 0; i < array_len; i++) {
425 dbus_message_iter_append_basic(&array_iter, type,
426 array + i * element_size);
429 if (!dbus_message_iter_close_container(&variant_iter, &array_iter)) {
430 dbus_set_error(error, DBUS_ERROR_FAILED,
431 "%s: failed to construct message 3", __func__);
435 if (!dbus_message_iter_close_container(iter, &variant_iter)) {
436 dbus_set_error(error, DBUS_ERROR_FAILED,
437 "%s: failed to construct message 4", __func__);
446 * wpas_dbus_simple_array_array_property_getter - Get array array type property
447 * @iter: Pointer to incoming dbus message iterator
448 * @type: DBus type of property array elements (must be basic type)
449 * @array: pointer to array of elements to put into response message
450 * @array_len: length of above array
451 * @error: a pointer to an error to fill on failure
452 * Returns: TRUE if the request succeeded, FALSE if it failed
454 * Generic getter for array type properties. Array elements type is
455 * required to be basic.
457 dbus_bool_t wpas_dbus_simple_array_array_property_getter(DBusMessageIter *iter,
459 struct wpabuf **array,
463 DBusMessageIter variant_iter, array_iter;
464 char type_str[] = "aa?";
465 char inner_type_str[] = "a?";
466 const char *sub_type_str;
469 if (!dbus_type_is_basic(type)) {
470 dbus_set_error(error, DBUS_ERROR_FAILED,
471 "%s: given type is not basic", __func__);
475 sub_type_str = wpa_dbus_type_as_string(type);
476 type_str[2] = sub_type_str[0];
477 inner_type_str[1] = sub_type_str[0];
479 if (!dbus_message_iter_open_container(iter, DBUS_TYPE_VARIANT,
480 type_str, &variant_iter)) {
481 dbus_set_error(error, DBUS_ERROR_FAILED,
482 "%s: failed to construct message 1", __func__);
485 if (!dbus_message_iter_open_container(&variant_iter, DBUS_TYPE_ARRAY,
486 inner_type_str, &array_iter)) {
487 dbus_set_error(error, DBUS_ERROR_FAILED,
488 "%s: failed to construct message 2", __func__);
492 for (i = 0; i < array_len; i++) {
493 wpa_dbus_dict_bin_array_add_element(&array_iter,
494 wpabuf_head(array[i]),
495 wpabuf_len(array[i]));
499 if (!dbus_message_iter_close_container(&variant_iter, &array_iter)) {
500 dbus_set_error(error, DBUS_ERROR_FAILED,
501 "%s: failed to close message 2", __func__);
505 if (!dbus_message_iter_close_container(iter, &variant_iter)) {
506 dbus_set_error(error, DBUS_ERROR_FAILED,
507 "%s: failed to close message 1", __func__);
516 * wpas_dbus_handler_create_interface - Request registration of a network iface
517 * @message: Pointer to incoming dbus message
518 * @global: %wpa_supplicant global data structure
519 * Returns: The object path of the new interface object,
520 * or a dbus error message with more information
522 * Handler function for "CreateInterface" method call. Handles requests
523 * by dbus clients to register a network interface that wpa_supplicant
526 DBusMessage * wpas_dbus_handler_create_interface(DBusMessage *message,
527 struct wpa_global *global)
529 DBusMessageIter iter_dict;
530 DBusMessage *reply = NULL;
531 DBusMessageIter iter;
532 struct wpa_dbus_dict_entry entry;
535 char *confname = NULL;
536 char *bridge_ifname = NULL;
538 dbus_message_iter_init(message, &iter);
540 if (!wpa_dbus_dict_open_read(&iter, &iter_dict, NULL))
542 while (wpa_dbus_dict_has_dict_entry(&iter_dict)) {
543 if (!wpa_dbus_dict_get_entry(&iter_dict, &entry))
545 if (!os_strcmp(entry.key, "Driver") &&
546 (entry.type == DBUS_TYPE_STRING)) {
547 driver = os_strdup(entry.str_value);
548 wpa_dbus_dict_entry_clear(&entry);
551 } else if (!os_strcmp(entry.key, "Ifname") &&
552 (entry.type == DBUS_TYPE_STRING)) {
553 ifname = os_strdup(entry.str_value);
554 wpa_dbus_dict_entry_clear(&entry);
557 } else if (!os_strcmp(entry.key, "ConfigFile") &&
558 (entry.type == DBUS_TYPE_STRING)) {
559 confname = os_strdup(entry.str_value);
560 wpa_dbus_dict_entry_clear(&entry);
561 if (confname == NULL)
563 } else if (!os_strcmp(entry.key, "BridgeIfname") &&
564 (entry.type == DBUS_TYPE_STRING)) {
565 bridge_ifname = os_strdup(entry.str_value);
566 wpa_dbus_dict_entry_clear(&entry);
567 if (bridge_ifname == NULL)
570 wpa_dbus_dict_entry_clear(&entry);
576 goto error; /* Required Ifname argument missing */
579 * Try to get the wpa_supplicant record for this iface, return
580 * an error if we already control it.
582 if (wpa_supplicant_get_iface(global, ifname) != NULL) {
583 reply = dbus_message_new_error(message,
584 WPAS_DBUS_ERROR_IFACE_EXISTS,
585 "wpa_supplicant already "
586 "controls this interface.");
588 struct wpa_supplicant *wpa_s;
589 struct wpa_interface iface;
590 os_memset(&iface, 0, sizeof(iface));
591 iface.driver = driver;
592 iface.ifname = ifname;
593 iface.confname = confname;
594 iface.bridge_ifname = bridge_ifname;
595 /* Otherwise, have wpa_supplicant attach to it. */
596 if ((wpa_s = wpa_supplicant_add_iface(global, &iface))) {
597 const char *path = wpa_s->dbus_new_path;
598 reply = dbus_message_new_method_return(message);
599 dbus_message_append_args(reply, DBUS_TYPE_OBJECT_PATH,
600 &path, DBUS_TYPE_INVALID);
602 reply = wpas_dbus_error_unknown_error(
603 message, "wpa_supplicant couldn't grab this "
612 os_free(bridge_ifname);
616 reply = wpas_dbus_error_invalid_args(message, NULL);
622 * wpas_dbus_handler_remove_interface - Request deregistration of an interface
623 * @message: Pointer to incoming dbus message
624 * @global: wpa_supplicant global data structure
625 * Returns: a dbus message containing a UINT32 indicating success (1) or
626 * failure (0), or returns a dbus error message with more information
628 * Handler function for "removeInterface" method call. Handles requests
629 * by dbus clients to deregister a network interface that wpa_supplicant
632 DBusMessage * wpas_dbus_handler_remove_interface(DBusMessage *message,
633 struct wpa_global *global)
635 struct wpa_supplicant *wpa_s;
637 DBusMessage *reply = NULL;
639 dbus_message_get_args(message, NULL, DBUS_TYPE_OBJECT_PATH, &path,
642 wpa_s = get_iface_by_dbus_path(global, path);
644 reply = wpas_dbus_error_iface_unknown(message);
645 else if (wpa_supplicant_remove_iface(global, wpa_s, 0)) {
646 reply = wpas_dbus_error_unknown_error(
647 message, "wpa_supplicant couldn't remove this "
656 * wpas_dbus_handler_get_interface - Get the object path for an interface name
657 * @message: Pointer to incoming dbus message
658 * @global: %wpa_supplicant global data structure
659 * Returns: The object path of the interface object,
660 * or a dbus error message with more information
662 * Handler function for "getInterface" method call.
664 DBusMessage * wpas_dbus_handler_get_interface(DBusMessage *message,
665 struct wpa_global *global)
667 DBusMessage *reply = NULL;
670 struct wpa_supplicant *wpa_s;
672 dbus_message_get_args(message, NULL, DBUS_TYPE_STRING, &ifname,
675 wpa_s = wpa_supplicant_get_iface(global, ifname);
677 return wpas_dbus_error_iface_unknown(message);
679 path = wpa_s->dbus_new_path;
680 reply = dbus_message_new_method_return(message);
682 return dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
684 if (!dbus_message_append_args(reply, DBUS_TYPE_OBJECT_PATH, &path,
685 DBUS_TYPE_INVALID)) {
686 dbus_message_unref(reply);
687 return dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
696 * wpas_dbus_getter_debug_level - Get debug level
697 * @iter: Pointer to incoming dbus message iter
698 * @error: Location to store error on failure
699 * @user_data: Function specific data
700 * Returns: TRUE on success, FALSE on failure
702 * Getter for "DebugLevel" property.
704 dbus_bool_t wpas_dbus_getter_debug_level(DBusMessageIter *iter,
709 int idx = wpa_debug_level;
715 str = debug_strings[idx];
716 return wpas_dbus_simple_property_getter(iter, DBUS_TYPE_STRING,
722 * wpas_dbus_getter_debug_timestamp - Get debug timestamp
723 * @iter: Pointer to incoming dbus message iter
724 * @error: Location to store error on failure
725 * @user_data: Function specific data
726 * Returns: TRUE on success, FALSE on failure
728 * Getter for "DebugTimestamp" property.
730 dbus_bool_t wpas_dbus_getter_debug_timestamp(DBusMessageIter *iter,
734 return wpas_dbus_simple_property_getter(iter, DBUS_TYPE_BOOLEAN,
735 &wpa_debug_timestamp, error);
741 * wpas_dbus_getter_debug_show_keys - Get debug show keys
742 * @iter: Pointer to incoming dbus message iter
743 * @error: Location to store error on failure
744 * @user_data: Function specific data
745 * Returns: TRUE on success, FALSE on failure
747 * Getter for "DebugShowKeys" property.
749 dbus_bool_t wpas_dbus_getter_debug_show_keys(DBusMessageIter *iter,
753 return wpas_dbus_simple_property_getter(iter, DBUS_TYPE_BOOLEAN,
754 &wpa_debug_show_keys, error);
759 * wpas_dbus_setter_debug_level - Set debug level
760 * @iter: Pointer to incoming dbus message iter
761 * @error: Location to store error on failure
762 * @user_data: Function specific data
763 * Returns: TRUE on success, FALSE on failure
765 * Setter for "DebugLevel" property.
767 dbus_bool_t wpas_dbus_setter_debug_level(DBusMessageIter *iter,
768 DBusError *error, void *user_data)
770 struct wpa_global *global = user_data;
771 const char *str = NULL;
774 if (!wpas_dbus_simple_property_setter(iter, error, DBUS_TYPE_STRING,
778 for (i = 0; debug_strings[i]; i++)
779 if (os_strcmp(debug_strings[i], str) == 0) {
785 wpa_supplicant_set_debug_params(global, val, wpa_debug_timestamp,
786 wpa_debug_show_keys)) {
787 dbus_set_error_const(error, DBUS_ERROR_FAILED, "wrong debug "
797 * wpas_dbus_setter_debug_timestamp - Set debug timestamp
798 * @iter: Pointer to incoming dbus message iter
799 * @error: Location to store error on failure
800 * @user_data: Function specific data
801 * Returns: TRUE on success, FALSE on failure
803 * Setter for "DebugTimestamp" property.
805 dbus_bool_t wpas_dbus_setter_debug_timestamp(DBusMessageIter *iter,
809 struct wpa_global *global = user_data;
812 if (!wpas_dbus_simple_property_setter(iter, error, DBUS_TYPE_BOOLEAN,
816 wpa_supplicant_set_debug_params(global, wpa_debug_level, val ? 1 : 0,
817 wpa_debug_show_keys);
823 * wpas_dbus_setter_debug_show_keys - Set debug show keys
824 * @iter: Pointer to incoming dbus message iter
825 * @error: Location to store error on failure
826 * @user_data: Function specific data
827 * Returns: TRUE on success, FALSE on failure
829 * Setter for "DebugShowKeys" property.
831 dbus_bool_t wpas_dbus_setter_debug_show_keys(DBusMessageIter *iter,
835 struct wpa_global *global = user_data;
838 if (!wpas_dbus_simple_property_setter(iter, error, DBUS_TYPE_BOOLEAN,
842 wpa_supplicant_set_debug_params(global, wpa_debug_level,
850 * wpas_dbus_getter_interfaces - Request registered interfaces list
851 * @iter: Pointer to incoming dbus message iter
852 * @error: Location to store error on failure
853 * @user_data: Function specific data
854 * Returns: TRUE on success, FALSE on failure
856 * Getter for "Interfaces" property. Handles requests
857 * by dbus clients to return list of registered interfaces objects
860 dbus_bool_t wpas_dbus_getter_interfaces(DBusMessageIter *iter,
864 struct wpa_global *global = user_data;
865 struct wpa_supplicant *wpa_s;
867 unsigned int i = 0, num = 0;
870 for (wpa_s = global->ifaces; wpa_s; wpa_s = wpa_s->next)
873 paths = os_calloc(num, sizeof(char *));
875 dbus_set_error_const(error, DBUS_ERROR_NO_MEMORY, "no memory");
879 for (wpa_s = global->ifaces; wpa_s; wpa_s = wpa_s->next)
880 paths[i++] = wpa_s->dbus_new_path;
882 success = wpas_dbus_simple_array_property_getter(iter,
883 DBUS_TYPE_OBJECT_PATH,
892 * wpas_dbus_getter_eap_methods - Request supported EAP methods list
893 * @iter: Pointer to incoming dbus message iter
894 * @error: Location to store error on failure
895 * @user_data: Function specific data
896 * Returns: TRUE on success, FALSE on failure
898 * Getter for "EapMethods" property. Handles requests
899 * by dbus clients to return list of strings with supported EAP methods
901 dbus_bool_t wpas_dbus_getter_eap_methods(DBusMessageIter *iter,
902 DBusError *error, void *user_data)
905 size_t num_items = 0;
908 eap_methods = eap_get_names_as_string_array(&num_items);
910 dbus_set_error_const(error, DBUS_ERROR_NO_MEMORY, "no memory");
914 success = wpas_dbus_simple_array_property_getter(iter,
920 os_free(eap_methods[--num_items]);
921 os_free(eap_methods);
927 * wpas_dbus_getter_global_capabilities - Request supported global capabilities
928 * @iter: Pointer to incoming dbus message iter
929 * @error: Location to store error on failure
930 * @user_data: Function specific data
931 * Returns: TRUE on success, FALSE on failure
933 * Getter for "Capabilities" property. Handles requests by dbus clients to
934 * return a list of strings with supported capabilities like AP, RSN IBSS,
935 * and P2P that are determined at compile time.
937 dbus_bool_t wpas_dbus_getter_global_capabilities(DBusMessageIter *iter,
941 const char *capabilities[5] = { NULL, NULL, NULL, NULL, NULL };
942 size_t num_items = 0;
945 capabilities[num_items++] = "ap";
946 #endif /* CONFIG_AP */
947 #ifdef CONFIG_IBSS_RSN
948 capabilities[num_items++] = "ibss-rsn";
949 #endif /* CONFIG_IBSS_RSN */
951 capabilities[num_items++] = "p2p";
952 #endif /* CONFIG_P2P */
953 #ifdef CONFIG_INTERWORKING
954 capabilities[num_items++] = "interworking";
955 #endif /* CONFIG_INTERWORKING */
957 return wpas_dbus_simple_array_property_getter(iter,
964 static int wpas_dbus_get_scan_type(DBusMessage *message, DBusMessageIter *var,
965 char **type, DBusMessage **reply)
967 if (dbus_message_iter_get_arg_type(var) != DBUS_TYPE_STRING) {
968 wpa_printf(MSG_DEBUG, "wpas_dbus_handler_scan[dbus]: "
969 "Type must be a string");
970 *reply = wpas_dbus_error_invalid_args(
971 message, "Wrong Type value type. String required");
974 dbus_message_iter_get_basic(var, type);
979 static int wpas_dbus_get_scan_ssids(DBusMessage *message, DBusMessageIter *var,
980 struct wpa_driver_scan_params *params,
983 struct wpa_driver_scan_ssid *ssids = params->ssids;
984 size_t ssids_num = 0;
986 DBusMessageIter array_iter, sub_array_iter;
990 if (dbus_message_iter_get_arg_type(var) != DBUS_TYPE_ARRAY) {
991 wpa_printf(MSG_DEBUG, "wpas_dbus_handler_scan[dbus]: ssids "
992 "must be an array of arrays of bytes");
993 *reply = wpas_dbus_error_invalid_args(
994 message, "Wrong SSIDs value type. Array of arrays of "
999 dbus_message_iter_recurse(var, &array_iter);
1001 if (dbus_message_iter_get_arg_type(&array_iter) != DBUS_TYPE_ARRAY ||
1002 dbus_message_iter_get_element_type(&array_iter) != DBUS_TYPE_BYTE)
1004 wpa_printf(MSG_DEBUG, "wpas_dbus_handler_scan[dbus]: ssids "
1005 "must be an array of arrays of bytes");
1006 *reply = wpas_dbus_error_invalid_args(
1007 message, "Wrong SSIDs value type. Array of arrays of "
1012 while (dbus_message_iter_get_arg_type(&array_iter) == DBUS_TYPE_ARRAY)
1014 if (ssids_num >= WPAS_MAX_SCAN_SSIDS) {
1015 wpa_printf(MSG_DEBUG, "wpas_dbus_handler_scan[dbus]: "
1016 "Too many ssids specified on scan dbus "
1018 *reply = wpas_dbus_error_invalid_args(
1019 message, "Too many ssids specified. Specify "
1024 dbus_message_iter_recurse(&array_iter, &sub_array_iter);
1026 dbus_message_iter_get_fixed_array(&sub_array_iter, &val, &len);
1028 if (len > MAX_SSID_LEN) {
1029 wpa_printf(MSG_DEBUG,
1030 "wpas_dbus_handler_scan[dbus]: "
1031 "SSID too long (len=%d max_len=%d)",
1033 *reply = wpas_dbus_error_invalid_args(
1034 message, "Invalid SSID: too long");
1039 ssid = os_malloc(len);
1041 wpa_printf(MSG_DEBUG,
1042 "wpas_dbus_handler_scan[dbus]: "
1043 "out of memory. Cannot allocate "
1045 *reply = dbus_message_new_error(
1046 message, DBUS_ERROR_NO_MEMORY, NULL);
1049 os_memcpy(ssid, val, len);
1051 /* Allow zero-length SSIDs */
1055 ssids[ssids_num].ssid = ssid;
1056 ssids[ssids_num].ssid_len = len;
1058 dbus_message_iter_next(&array_iter);
1062 params->num_ssids = ssids_num;
1067 static int wpas_dbus_get_scan_ies(DBusMessage *message, DBusMessageIter *var,
1068 struct wpa_driver_scan_params *params,
1069 DBusMessage **reply)
1071 u8 *ies = NULL, *nies;
1073 DBusMessageIter array_iter, sub_array_iter;
1077 if (dbus_message_iter_get_arg_type(var) != DBUS_TYPE_ARRAY) {
1078 wpa_printf(MSG_DEBUG, "wpas_dbus_handler_scan[dbus]: ies must "
1079 "be an array of arrays of bytes");
1080 *reply = wpas_dbus_error_invalid_args(
1081 message, "Wrong IEs value type. Array of arrays of "
1086 dbus_message_iter_recurse(var, &array_iter);
1088 if (dbus_message_iter_get_arg_type(&array_iter) != DBUS_TYPE_ARRAY ||
1089 dbus_message_iter_get_element_type(&array_iter) != DBUS_TYPE_BYTE)
1091 wpa_printf(MSG_DEBUG, "wpas_dbus_handler_scan[dbus]: ies must "
1092 "be an array of arrays of bytes");
1093 *reply = wpas_dbus_error_invalid_args(
1094 message, "Wrong IEs value type. Array required");
1098 while (dbus_message_iter_get_arg_type(&array_iter) == DBUS_TYPE_ARRAY)
1100 dbus_message_iter_recurse(&array_iter, &sub_array_iter);
1102 dbus_message_iter_get_fixed_array(&sub_array_iter, &val, &len);
1104 dbus_message_iter_next(&array_iter);
1108 nies = os_realloc(ies, ies_len + len);
1110 wpa_printf(MSG_DEBUG, "wpas_dbus_handler_scan[dbus]: "
1111 "out of memory. Cannot allocate memory for "
1114 *reply = dbus_message_new_error(
1115 message, DBUS_ERROR_NO_MEMORY, NULL);
1119 os_memcpy(ies + ies_len, val, len);
1122 dbus_message_iter_next(&array_iter);
1125 params->extra_ies = ies;
1126 params->extra_ies_len = ies_len;
1131 static int wpas_dbus_get_scan_channels(DBusMessage *message,
1132 DBusMessageIter *var,
1133 struct wpa_driver_scan_params *params,
1134 DBusMessage **reply)
1136 DBusMessageIter array_iter, sub_array_iter;
1137 int *freqs = NULL, *nfreqs;
1140 if (dbus_message_iter_get_arg_type(var) != DBUS_TYPE_ARRAY) {
1141 wpa_printf(MSG_DEBUG, "wpas_dbus_handler_scan[dbus]: "
1142 "Channels must be an array of structs");
1143 *reply = wpas_dbus_error_invalid_args(
1144 message, "Wrong Channels value type. Array of structs "
1149 dbus_message_iter_recurse(var, &array_iter);
1151 if (dbus_message_iter_get_arg_type(&array_iter) != DBUS_TYPE_STRUCT) {
1152 wpa_printf(MSG_DEBUG,
1153 "wpas_dbus_handler_scan[dbus]: Channels must be an "
1154 "array of structs");
1155 *reply = wpas_dbus_error_invalid_args(
1156 message, "Wrong Channels value type. Array of structs "
1161 while (dbus_message_iter_get_arg_type(&array_iter) == DBUS_TYPE_STRUCT)
1165 dbus_message_iter_recurse(&array_iter, &sub_array_iter);
1167 if (dbus_message_iter_get_arg_type(&sub_array_iter) !=
1169 wpa_printf(MSG_DEBUG, "wpas_dbus_handler_scan[dbus]: "
1170 "Channel must by specified by struct of "
1172 dbus_message_iter_get_arg_type(
1174 *reply = wpas_dbus_error_invalid_args(
1175 message, "Wrong Channel struct. Two UINT32s "
1180 dbus_message_iter_get_basic(&sub_array_iter, &freq);
1182 if (!dbus_message_iter_next(&sub_array_iter) ||
1183 dbus_message_iter_get_arg_type(&sub_array_iter) !=
1185 wpa_printf(MSG_DEBUG, "wpas_dbus_handler_scan[dbus]: "
1186 "Channel must by specified by struct of "
1188 *reply = wpas_dbus_error_invalid_args(
1190 "Wrong Channel struct. Two UINT32s required");
1195 dbus_message_iter_get_basic(&sub_array_iter, &width);
1197 #define FREQS_ALLOC_CHUNK 32
1198 if (freqs_num % FREQS_ALLOC_CHUNK == 0) {
1199 nfreqs = os_realloc_array(
1200 freqs, freqs_num + FREQS_ALLOC_CHUNK,
1206 if (freqs == NULL) {
1207 wpa_printf(MSG_DEBUG, "wpas_dbus_handler_scan[dbus]: "
1208 "out of memory. can't allocate memory for "
1210 *reply = dbus_message_new_error(
1211 message, DBUS_ERROR_NO_MEMORY, NULL);
1215 freqs[freqs_num] = freq;
1218 dbus_message_iter_next(&array_iter);
1221 nfreqs = os_realloc_array(freqs, freqs_num + 1, sizeof(int));
1225 if (freqs == NULL) {
1226 wpa_printf(MSG_DEBUG, "wpas_dbus_handler_scan[dbus]: "
1227 "out of memory. Can't allocate memory for freqs");
1228 *reply = dbus_message_new_error(
1229 message, DBUS_ERROR_NO_MEMORY, NULL);
1232 freqs[freqs_num] = 0;
1234 params->freqs = freqs;
1239 static int wpas_dbus_get_scan_allow_roam(DBusMessage *message,
1240 DBusMessageIter *var,
1242 DBusMessage **reply)
1244 if (dbus_message_iter_get_arg_type(var) != DBUS_TYPE_BOOLEAN) {
1245 wpa_printf(MSG_DEBUG, "wpas_dbus_handler_scan[dbus]: "
1246 "Type must be a boolean");
1247 *reply = wpas_dbus_error_invalid_args(
1248 message, "Wrong Type value type. Boolean required");
1251 dbus_message_iter_get_basic(var, allow);
1257 * wpas_dbus_handler_scan - Request a wireless scan on an interface
1258 * @message: Pointer to incoming dbus message
1259 * @wpa_s: wpa_supplicant structure for a network interface
1260 * Returns: NULL indicating success or DBus error message on failure
1262 * Handler function for "Scan" method call of a network device. Requests
1263 * that wpa_supplicant perform a wireless scan as soon as possible
1264 * on a particular wireless interface.
1266 DBusMessage * wpas_dbus_handler_scan(DBusMessage *message,
1267 struct wpa_supplicant *wpa_s)
1269 DBusMessage *reply = NULL;
1270 DBusMessageIter iter, dict_iter, entry_iter, variant_iter;
1271 char *key = NULL, *type = NULL;
1272 struct wpa_driver_scan_params params;
1274 dbus_bool_t allow_roam = 1;
1276 os_memset(¶ms, 0, sizeof(params));
1278 dbus_message_iter_init(message, &iter);
1280 dbus_message_iter_recurse(&iter, &dict_iter);
1282 while (dbus_message_iter_get_arg_type(&dict_iter) ==
1283 DBUS_TYPE_DICT_ENTRY) {
1284 dbus_message_iter_recurse(&dict_iter, &entry_iter);
1285 dbus_message_iter_get_basic(&entry_iter, &key);
1286 dbus_message_iter_next(&entry_iter);
1287 dbus_message_iter_recurse(&entry_iter, &variant_iter);
1289 if (os_strcmp(key, "Type") == 0) {
1290 if (wpas_dbus_get_scan_type(message, &variant_iter,
1293 } else if (os_strcmp(key, "SSIDs") == 0) {
1294 if (wpas_dbus_get_scan_ssids(message, &variant_iter,
1295 ¶ms, &reply) < 0)
1297 } else if (os_strcmp(key, "IEs") == 0) {
1298 if (wpas_dbus_get_scan_ies(message, &variant_iter,
1299 ¶ms, &reply) < 0)
1301 } else if (os_strcmp(key, "Channels") == 0) {
1302 if (wpas_dbus_get_scan_channels(message, &variant_iter,
1303 ¶ms, &reply) < 0)
1305 } else if (os_strcmp(key, "AllowRoam") == 0) {
1306 if (wpas_dbus_get_scan_allow_roam(message,
1312 wpa_printf(MSG_DEBUG, "wpas_dbus_handler_scan[dbus]: "
1313 "Unknown argument %s", key);
1314 reply = wpas_dbus_error_invalid_args(message, key);
1318 dbus_message_iter_next(&dict_iter);
1322 wpa_printf(MSG_DEBUG, "wpas_dbus_handler_scan[dbus]: "
1323 "Scan type not specified");
1324 reply = wpas_dbus_error_invalid_args(message, key);
1328 if (!os_strcmp(type, "passive")) {
1329 if (params.num_ssids || params.extra_ies_len) {
1330 wpa_printf(MSG_DEBUG, "wpas_dbus_handler_scan[dbus]: "
1331 "SSIDs or IEs specified for passive scan.");
1332 reply = wpas_dbus_error_invalid_args(
1333 message, "You can specify only Channels in "
1336 } else if (params.freqs && params.freqs[0]) {
1337 wpa_supplicant_trigger_scan(wpa_s, ¶ms);
1339 wpa_s->scan_req = MANUAL_SCAN_REQ;
1340 wpa_supplicant_req_scan(wpa_s, 0, 0);
1342 } else if (!os_strcmp(type, "active")) {
1343 if (!params.num_ssids) {
1344 /* Add wildcard ssid */
1347 #ifdef CONFIG_AUTOSCAN
1348 autoscan_deinit(wpa_s);
1349 #endif /* CONFIG_AUTOSCAN */
1350 wpa_supplicant_trigger_scan(wpa_s, ¶ms);
1352 wpa_printf(MSG_DEBUG, "wpas_dbus_handler_scan[dbus]: "
1353 "Unknown scan type: %s", type);
1354 reply = wpas_dbus_error_invalid_args(message,
1360 wpa_s->scan_res_handler = scan_only_handler;
1363 for (i = 0; i < WPAS_MAX_SCAN_SSIDS; i++)
1364 os_free((u8 *) params.ssids[i].ssid);
1365 os_free((u8 *) params.extra_ies);
1366 os_free(params.freqs);
1372 * wpas_dbus_handler_disconnect - Terminate the current connection
1373 * @message: Pointer to incoming dbus message
1374 * @wpa_s: wpa_supplicant structure for a network interface
1375 * Returns: NotConnected DBus error message if already not connected
1376 * or NULL otherwise.
1378 * Handler function for "Disconnect" method call of network interface.
1380 DBusMessage * wpas_dbus_handler_disconnect(DBusMessage *message,
1381 struct wpa_supplicant *wpa_s)
1383 if (wpa_s->current_ssid != NULL) {
1384 wpa_s->disconnected = 1;
1385 wpa_supplicant_deauthenticate(wpa_s,
1386 WLAN_REASON_DEAUTH_LEAVING);
1391 return dbus_message_new_error(message, WPAS_DBUS_ERROR_NOT_CONNECTED,
1392 "This interface is not connected");
1397 * wpas_dbus_new_iface_add_network - Add a new configured network
1398 * @message: Pointer to incoming dbus message
1399 * @wpa_s: wpa_supplicant structure for a network interface
1400 * Returns: A dbus message containing the object path of the new network
1402 * Handler function for "AddNetwork" method call of a network interface.
1404 DBusMessage * wpas_dbus_handler_add_network(DBusMessage *message,
1405 struct wpa_supplicant *wpa_s)
1407 DBusMessage *reply = NULL;
1408 DBusMessageIter iter;
1409 struct wpa_ssid *ssid = NULL;
1410 char path_buf[WPAS_DBUS_OBJECT_PATH_MAX], *path = path_buf;
1413 dbus_message_iter_init(message, &iter);
1415 ssid = wpa_config_add_network(wpa_s->conf);
1417 wpa_printf(MSG_ERROR, "wpas_dbus_handler_add_network[dbus]: "
1418 "can't add new interface.");
1419 reply = wpas_dbus_error_unknown_error(
1421 "wpa_supplicant could not add "
1422 "a network on this interface.");
1425 wpas_notify_network_added(wpa_s, ssid);
1427 wpa_config_set_network_defaults(ssid);
1429 dbus_error_init(&error);
1430 if (!set_network_properties(wpa_s, ssid, &iter, &error)) {
1431 wpa_printf(MSG_DEBUG, "wpas_dbus_handler_add_network[dbus]:"
1432 "control interface couldn't set network "
1434 reply = wpas_dbus_reply_new_from_error(message, &error,
1435 DBUS_ERROR_INVALID_ARGS,
1436 "Failed to add network");
1437 dbus_error_free(&error);
1441 /* Construct the object path for this network. */
1442 os_snprintf(path, WPAS_DBUS_OBJECT_PATH_MAX,
1443 "%s/" WPAS_DBUS_NEW_NETWORKS_PART "/%d",
1444 wpa_s->dbus_new_path, ssid->id);
1446 reply = dbus_message_new_method_return(message);
1447 if (reply == NULL) {
1448 reply = dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
1452 if (!dbus_message_append_args(reply, DBUS_TYPE_OBJECT_PATH, &path,
1453 DBUS_TYPE_INVALID)) {
1454 dbus_message_unref(reply);
1455 reply = dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
1464 wpas_notify_network_removed(wpa_s, ssid);
1465 wpa_config_remove_network(wpa_s->conf, ssid->id);
1472 * wpas_dbus_handler_reassociate - Reassociate to current AP
1473 * @message: Pointer to incoming dbus message
1474 * @wpa_s: wpa_supplicant structure for a network interface
1475 * Returns: NotConnected DBus error message if not connected
1476 * or NULL otherwise.
1478 * Handler function for "Reassociate" method call of network interface.
1480 DBusMessage * wpas_dbus_handler_reassociate(DBusMessage *message,
1481 struct wpa_supplicant *wpa_s)
1483 if (wpa_s->current_ssid != NULL) {
1484 wpas_request_connection(wpa_s);
1488 return dbus_message_new_error(message, WPAS_DBUS_ERROR_NOT_CONNECTED,
1489 "This interface is not connected");
1494 * wpas_dbus_handler_remove_network - Remove a configured network
1495 * @message: Pointer to incoming dbus message
1496 * @wpa_s: wpa_supplicant structure for a network interface
1497 * Returns: NULL on success or dbus error on failure
1499 * Handler function for "RemoveNetwork" method call of a network interface.
1501 DBusMessage * wpas_dbus_handler_remove_network(DBusMessage *message,
1502 struct wpa_supplicant *wpa_s)
1504 DBusMessage *reply = NULL;
1506 char *iface = NULL, *net_id = NULL;
1508 struct wpa_ssid *ssid;
1511 dbus_message_get_args(message, NULL, DBUS_TYPE_OBJECT_PATH, &op,
1514 /* Extract the network ID and ensure the network */
1515 /* is actually a child of this interface */
1516 iface = wpas_dbus_new_decompose_object_path(op, 0, &net_id, NULL);
1517 if (iface == NULL || net_id == NULL ||
1518 os_strcmp(iface, wpa_s->dbus_new_path) != 0) {
1519 reply = wpas_dbus_error_invalid_args(message, op);
1524 id = strtoul(net_id, NULL, 10);
1526 reply = wpas_dbus_error_invalid_args(message, op);
1530 ssid = wpa_config_get_network(wpa_s->conf, id);
1532 reply = wpas_dbus_error_network_unknown(message);
1536 was_disabled = ssid->disabled;
1538 wpas_notify_network_removed(wpa_s, ssid);
1540 if (wpa_config_remove_network(wpa_s->conf, id) < 0) {
1541 wpa_printf(MSG_ERROR,
1542 "wpas_dbus_handler_remove_network[dbus]: "
1543 "error occurred when removing network %d", id);
1544 reply = wpas_dbus_error_unknown_error(
1545 message, "error removing the specified network on "
1550 if (ssid == wpa_s->current_ssid)
1551 wpa_supplicant_deauthenticate(wpa_s,
1552 WLAN_REASON_DEAUTH_LEAVING);
1553 else if (!was_disabled && wpa_s->sched_scanning) {
1554 wpa_printf(MSG_DEBUG, "Stop ongoing sched_scan to remove "
1555 "network from filters");
1556 wpa_supplicant_cancel_sched_scan(wpa_s);
1557 wpa_supplicant_req_scan(wpa_s, 0, 0);
1568 static void remove_network(void *arg, struct wpa_ssid *ssid)
1570 struct wpa_supplicant *wpa_s = arg;
1572 wpas_notify_network_removed(wpa_s, ssid);
1574 if (wpa_config_remove_network(wpa_s->conf, ssid->id) < 0) {
1575 wpa_printf(MSG_ERROR,
1576 "wpas_dbus_handler_remove_all_networks[dbus]: "
1577 "error occurred when removing network %d",
1582 if (ssid == wpa_s->current_ssid)
1583 wpa_supplicant_deauthenticate(wpa_s,
1584 WLAN_REASON_DEAUTH_LEAVING);
1589 * wpas_dbus_handler_remove_all_networks - Remove all configured networks
1590 * @message: Pointer to incoming dbus message
1591 * @wpa_s: wpa_supplicant structure for a network interface
1592 * Returns: NULL on success or dbus error on failure
1594 * Handler function for "RemoveAllNetworks" method call of a network interface.
1596 DBusMessage * wpas_dbus_handler_remove_all_networks(
1597 DBusMessage *message, struct wpa_supplicant *wpa_s)
1599 if (wpa_s->sched_scanning)
1600 wpa_supplicant_cancel_sched_scan(wpa_s);
1602 /* NB: could check for failure and return an error */
1603 wpa_config_foreach_network(wpa_s->conf, remove_network, wpa_s);
1609 * wpas_dbus_handler_select_network - Attempt association with a network
1610 * @message: Pointer to incoming dbus message
1611 * @wpa_s: wpa_supplicant structure for a network interface
1612 * Returns: NULL on success or dbus error on failure
1614 * Handler function for "SelectNetwork" method call of network interface.
1616 DBusMessage * wpas_dbus_handler_select_network(DBusMessage *message,
1617 struct wpa_supplicant *wpa_s)
1619 DBusMessage *reply = NULL;
1621 char *iface = NULL, *net_id = NULL;
1623 struct wpa_ssid *ssid;
1625 dbus_message_get_args(message, NULL, DBUS_TYPE_OBJECT_PATH, &op,
1628 /* Extract the network ID and ensure the network */
1629 /* is actually a child of this interface */
1630 iface = wpas_dbus_new_decompose_object_path(op, 0, &net_id, NULL);
1631 if (iface == NULL || net_id == NULL ||
1632 os_strcmp(iface, wpa_s->dbus_new_path) != 0) {
1633 reply = wpas_dbus_error_invalid_args(message, op);
1638 id = strtoul(net_id, NULL, 10);
1640 reply = wpas_dbus_error_invalid_args(message, op);
1644 ssid = wpa_config_get_network(wpa_s->conf, id);
1646 reply = wpas_dbus_error_network_unknown(message);
1650 /* Finally, associate with the network */
1651 wpa_supplicant_select_network(wpa_s, ssid);
1661 * wpas_dbus_handler_network_reply - Reply to a NetworkRequest signal
1662 * @message: Pointer to incoming dbus message
1663 * @wpa_s: wpa_supplicant structure for a network interface
1664 * Returns: NULL on success or dbus error on failure
1666 * Handler function for "NetworkReply" method call of network interface.
1668 DBusMessage * wpas_dbus_handler_network_reply(DBusMessage *message,
1669 struct wpa_supplicant *wpa_s)
1671 #ifdef IEEE8021X_EAPOL
1672 DBusMessage *reply = NULL;
1673 const char *op, *field, *value;
1674 char *iface = NULL, *net_id = NULL;
1676 struct wpa_ssid *ssid;
1678 if (!dbus_message_get_args(message, NULL,
1679 DBUS_TYPE_OBJECT_PATH, &op,
1680 DBUS_TYPE_STRING, &field,
1681 DBUS_TYPE_STRING, &value,
1683 return wpas_dbus_error_invalid_args(message, NULL);
1685 /* Extract the network ID and ensure the network */
1686 /* is actually a child of this interface */
1687 iface = wpas_dbus_new_decompose_object_path(op, 0, &net_id, NULL);
1688 if (iface == NULL || net_id == NULL ||
1689 os_strcmp(iface, wpa_s->dbus_new_path) != 0) {
1690 reply = wpas_dbus_error_invalid_args(message, op);
1695 id = strtoul(net_id, NULL, 10);
1697 reply = wpas_dbus_error_invalid_args(message, net_id);
1701 ssid = wpa_config_get_network(wpa_s->conf, id);
1703 reply = wpas_dbus_error_network_unknown(message);
1707 if (wpa_supplicant_ctrl_iface_ctrl_rsp_handle(wpa_s, ssid,
1709 reply = wpas_dbus_error_invalid_args(message, field);
1711 /* Tell EAP to retry immediately */
1712 eapol_sm_notify_ctrl_response(wpa_s->eapol);
1719 #else /* IEEE8021X_EAPOL */
1720 wpa_printf(MSG_DEBUG, "CTRL_IFACE: 802.1X not included");
1721 return wpas_dbus_error_unknown_error(message, "802.1X not included");
1722 #endif /* IEEE8021X_EAPOL */
1726 #ifndef CONFIG_NO_CONFIG_BLOBS
1729 * wpas_dbus_handler_add_blob - Store named binary blob (ie, for certificates)
1730 * @message: Pointer to incoming dbus message
1731 * @wpa_s: %wpa_supplicant data structure
1732 * Returns: A dbus message containing an error on failure or NULL on success
1734 * Asks wpa_supplicant to internally store a binary blobs.
1736 DBusMessage * wpas_dbus_handler_add_blob(DBusMessage *message,
1737 struct wpa_supplicant *wpa_s)
1739 DBusMessage *reply = NULL;
1740 DBusMessageIter iter, array_iter;
1745 struct wpa_config_blob *blob = NULL;
1747 dbus_message_iter_init(message, &iter);
1748 dbus_message_iter_get_basic(&iter, &blob_name);
1750 if (wpa_config_get_blob(wpa_s->conf, blob_name)) {
1751 return dbus_message_new_error(message,
1752 WPAS_DBUS_ERROR_BLOB_EXISTS,
1756 dbus_message_iter_next(&iter);
1757 dbus_message_iter_recurse(&iter, &array_iter);
1759 dbus_message_iter_get_fixed_array(&array_iter, &blob_data, &blob_len);
1761 blob = os_zalloc(sizeof(*blob));
1763 reply = dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
1768 blob->data = os_malloc(blob_len);
1770 reply = dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
1774 os_memcpy(blob->data, blob_data, blob_len);
1776 blob->len = blob_len;
1777 blob->name = os_strdup(blob_name);
1779 reply = dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
1784 wpa_config_set_blob(wpa_s->conf, blob);
1785 wpas_notify_blob_added(wpa_s, blob->name);
1791 os_free(blob->name);
1792 os_free(blob->data);
1800 * wpas_dbus_handler_get_blob - Get 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 array of bytes (blob)
1805 * Gets one wpa_supplicant's binary blobs.
1807 DBusMessage * wpas_dbus_handler_get_blob(DBusMessage *message,
1808 struct wpa_supplicant *wpa_s)
1810 DBusMessage *reply = NULL;
1811 DBusMessageIter iter, array_iter;
1814 const struct wpa_config_blob *blob;
1816 dbus_message_get_args(message, NULL, DBUS_TYPE_STRING, &blob_name,
1819 blob = wpa_config_get_blob(wpa_s->conf, blob_name);
1821 return dbus_message_new_error(message,
1822 WPAS_DBUS_ERROR_BLOB_UNKNOWN,
1826 reply = dbus_message_new_method_return(message);
1828 reply = dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
1833 dbus_message_iter_init_append(reply, &iter);
1835 if (!dbus_message_iter_open_container(&iter, DBUS_TYPE_ARRAY,
1836 DBUS_TYPE_BYTE_AS_STRING,
1838 dbus_message_unref(reply);
1839 reply = dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
1844 if (!dbus_message_iter_append_fixed_array(&array_iter, DBUS_TYPE_BYTE,
1845 &(blob->data), blob->len)) {
1846 dbus_message_unref(reply);
1847 reply = dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
1852 if (!dbus_message_iter_close_container(&iter, &array_iter)) {
1853 dbus_message_unref(reply);
1854 reply = dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
1865 * wpas_remove_handler_remove_blob - Remove named binary blob
1866 * @message: Pointer to incoming dbus message
1867 * @wpa_s: %wpa_supplicant data structure
1868 * Returns: NULL on success or dbus error
1870 * Asks wpa_supplicant to internally remove a binary blobs.
1872 DBusMessage * wpas_dbus_handler_remove_blob(DBusMessage *message,
1873 struct wpa_supplicant *wpa_s)
1875 DBusMessage *reply = NULL;
1878 dbus_message_get_args(message, NULL, DBUS_TYPE_STRING, &blob_name,
1881 if (wpa_config_remove_blob(wpa_s->conf, blob_name)) {
1882 return dbus_message_new_error(message,
1883 WPAS_DBUS_ERROR_BLOB_UNKNOWN,
1886 wpas_notify_blob_removed(wpa_s, blob_name);
1892 #endif /* CONFIG_NO_CONFIG_BLOBS */
1896 * wpas_dbus_handler_flush_bss - Flush the BSS cache
1897 * @message: Pointer to incoming dbus message
1898 * @wpa_s: wpa_supplicant structure for a network interface
1901 * Handler function for "FlushBSS" method call of network interface.
1903 DBusMessage * wpas_dbus_handler_flush_bss(DBusMessage *message,
1904 struct wpa_supplicant *wpa_s)
1908 dbus_message_get_args(message, NULL, DBUS_TYPE_UINT32, &age,
1912 wpa_bss_flush(wpa_s);
1914 wpa_bss_flush_by_age(wpa_s, age);
1920 #ifdef CONFIG_AUTOSCAN
1922 * wpas_dbus_handler_autoscan - Set autoscan parameters for the interface
1923 * @message: Pointer to incoming dbus message
1924 * @wpa_s: wpa_supplicant structure for a network interface
1927 * Handler function for "AutoScan" method call of network interface.
1929 DBusMessage * wpas_dbus_handler_autoscan(DBusMessage *message,
1930 struct wpa_supplicant *wpa_s)
1932 DBusMessage *reply = NULL;
1933 enum wpa_states state = wpa_s->wpa_state;
1936 dbus_message_get_args(message, NULL, DBUS_TYPE_STRING, &arg,
1939 if (arg != NULL && os_strlen(arg) > 0) {
1941 tmp = os_strdup(arg);
1943 reply = dbus_message_new_error(message,
1944 DBUS_ERROR_NO_MEMORY,
1947 os_free(wpa_s->conf->autoscan);
1948 wpa_s->conf->autoscan = tmp;
1949 if (state == WPA_DISCONNECTED || state == WPA_INACTIVE)
1950 autoscan_init(wpa_s, 1);
1951 else if (state == WPA_SCANNING)
1952 wpa_supplicant_reinit_autoscan(wpa_s);
1954 } else if (arg != NULL && os_strlen(arg) == 0) {
1955 os_free(wpa_s->conf->autoscan);
1956 wpa_s->conf->autoscan = NULL;
1957 autoscan_deinit(wpa_s);
1959 reply = dbus_message_new_error(message,
1960 DBUS_ERROR_INVALID_ARGS,
1965 #endif /* CONFIG_AUTOSCAN */
1969 * wpas_dbus_handler_eap_logoff - IEEE 802.1X EAPOL state machine logoff
1970 * @message: Pointer to incoming dbus message
1971 * @wpa_s: wpa_supplicant structure for a network interface
1974 * Handler function for "EAPLogoff" method call of network interface.
1976 DBusMessage * wpas_dbus_handler_eap_logoff(DBusMessage *message,
1977 struct wpa_supplicant *wpa_s)
1979 eapol_sm_notify_logoff(wpa_s->eapol, TRUE);
1985 * wpas_dbus_handler_eap_logon - IEEE 802.1X EAPOL state machine logon
1986 * @message: Pointer to incoming dbus message
1987 * @wpa_s: wpa_supplicant structure for a network interface
1990 * Handler function for "EAPLogin" method call of network interface.
1992 DBusMessage * wpas_dbus_handler_eap_logon(DBusMessage *message,
1993 struct wpa_supplicant *wpa_s)
1995 eapol_sm_notify_logoff(wpa_s->eapol, FALSE);
2002 static DBusMessage * get_peer_hwaddr_helper(DBusMessage *message,
2003 const char *func_name,
2006 const char *peer_string;
2008 if (!dbus_message_get_args(message, NULL,
2009 DBUS_TYPE_STRING, &peer_string,
2011 return wpas_dbus_error_invalid_args(message, NULL);
2013 if (hwaddr_aton(peer_string, peer_address)) {
2014 wpa_printf(MSG_DEBUG, "%s: invalid address '%s'",
2015 func_name, peer_string);
2016 return wpas_dbus_error_invalid_args(
2017 message, "Invalid hardware address format");
2025 * wpas_dbus_handler_tdls_discover - Discover TDLS peer
2026 * @message: Pointer to incoming dbus message
2027 * @wpa_s: wpa_supplicant structure for a network interface
2028 * Returns: NULL indicating success or DBus error message on failure
2030 * Handler function for "TDLSDiscover" method call of network interface.
2032 DBusMessage * wpas_dbus_handler_tdls_discover(DBusMessage *message,
2033 struct wpa_supplicant *wpa_s)
2036 DBusMessage *error_reply;
2039 error_reply = get_peer_hwaddr_helper(message, __func__, peer);
2043 wpa_printf(MSG_DEBUG, "DBUS TDLS_DISCOVER " MACSTR, MAC2STR(peer));
2045 if (wpa_tdls_is_external_setup(wpa_s->wpa))
2046 ret = wpa_tdls_send_discovery_request(wpa_s->wpa, peer);
2048 ret = wpa_drv_tdls_oper(wpa_s, TDLS_DISCOVERY_REQ, peer);
2051 return wpas_dbus_error_unknown_error(
2052 message, "error performing TDLS discovery");
2060 * wpas_dbus_handler_tdls_setup - Setup TDLS session
2061 * @message: Pointer to incoming dbus message
2062 * @wpa_s: wpa_supplicant structure for a network interface
2063 * Returns: NULL indicating success or DBus error message on failure
2065 * Handler function for "TDLSSetup" method call of network interface.
2067 DBusMessage * wpas_dbus_handler_tdls_setup(DBusMessage *message,
2068 struct wpa_supplicant *wpa_s)
2071 DBusMessage *error_reply;
2074 error_reply = get_peer_hwaddr_helper(message, __func__, peer);
2078 wpa_printf(MSG_DEBUG, "DBUS TDLS_SETUP " MACSTR, MAC2STR(peer));
2080 wpa_tdls_remove(wpa_s->wpa, peer);
2081 if (wpa_tdls_is_external_setup(wpa_s->wpa))
2082 ret = wpa_tdls_start(wpa_s->wpa, peer);
2084 ret = wpa_drv_tdls_oper(wpa_s, TDLS_SETUP, peer);
2087 return wpas_dbus_error_unknown_error(
2088 message, "error performing TDLS setup");
2096 * wpas_dbus_handler_tdls_status - Return TDLS session status
2097 * @message: Pointer to incoming dbus message
2098 * @wpa_s: wpa_supplicant structure for a network interface
2099 * Returns: A string representing the state of the link to this TDLS peer
2101 * Handler function for "TDLSStatus" method call of network interface.
2103 DBusMessage * wpas_dbus_handler_tdls_status(DBusMessage *message,
2104 struct wpa_supplicant *wpa_s)
2108 const char *tdls_status;
2110 reply = get_peer_hwaddr_helper(message, __func__, peer);
2114 wpa_printf(MSG_DEBUG, "DBUS TDLS_STATUS " MACSTR, MAC2STR(peer));
2116 tdls_status = wpa_tdls_get_link_status(wpa_s->wpa, peer);
2118 reply = dbus_message_new_method_return(message);
2119 dbus_message_append_args(reply, DBUS_TYPE_STRING,
2120 &tdls_status, DBUS_TYPE_INVALID);
2126 * wpas_dbus_handler_tdls_teardown - Teardown TDLS session
2127 * @message: Pointer to incoming dbus message
2128 * @wpa_s: wpa_supplicant structure for a network interface
2129 * Returns: NULL indicating success or DBus error message on failure
2131 * Handler function for "TDLSTeardown" method call of network interface.
2133 DBusMessage * wpas_dbus_handler_tdls_teardown(DBusMessage *message,
2134 struct wpa_supplicant *wpa_s)
2137 DBusMessage *error_reply;
2140 error_reply = get_peer_hwaddr_helper(message, __func__, peer);
2144 wpa_printf(MSG_DEBUG, "DBUS TDLS_TEARDOWN " MACSTR, MAC2STR(peer));
2146 if (wpa_tdls_is_external_setup(wpa_s->wpa))
2147 ret = wpa_tdls_teardown_link(
2149 WLAN_REASON_TDLS_TEARDOWN_UNSPECIFIED);
2151 ret = wpa_drv_tdls_oper(wpa_s, TDLS_TEARDOWN, peer);
2154 return wpas_dbus_error_unknown_error(
2155 message, "error performing TDLS teardown");
2161 #endif /* CONFIG_TDLS */
2165 * wpas_dbus_getter_capabilities - Return interface capabilities
2166 * @iter: Pointer to incoming dbus message iter
2167 * @error: Location to store error on failure
2168 * @user_data: Function specific data
2169 * Returns: TRUE on success, FALSE on failure
2171 * Getter for "Capabilities" property of an interface.
2173 dbus_bool_t wpas_dbus_getter_capabilities(DBusMessageIter *iter,
2174 DBusError *error, void *user_data)
2176 struct wpa_supplicant *wpa_s = user_data;
2177 struct wpa_driver_capa capa;
2179 DBusMessageIter iter_dict, iter_dict_entry, iter_dict_val, iter_array,
2181 const char *scans[] = { "active", "passive", "ssid" };
2183 if (!dbus_message_iter_open_container(iter, DBUS_TYPE_VARIANT,
2184 "a{sv}", &variant_iter))
2187 if (!wpa_dbus_dict_open_write(&variant_iter, &iter_dict))
2190 res = wpa_drv_get_capa(wpa_s, &capa);
2192 /***** pairwise cipher */
2194 const char *args[] = {"ccmp", "tkip", "none"};
2195 if (!wpa_dbus_dict_append_string_array(
2196 &iter_dict, "Pairwise", args,
2200 if (!wpa_dbus_dict_begin_string_array(&iter_dict, "Pairwise",
2206 if (capa.enc & WPA_DRIVER_CAPA_ENC_CCMP) {
2207 if (!wpa_dbus_dict_string_array_add_element(
2208 &iter_array, "ccmp"))
2212 if (capa.enc & WPA_DRIVER_CAPA_ENC_GCMP) {
2213 if (!wpa_dbus_dict_string_array_add_element(
2214 &iter_array, "gcmp"))
2218 if (capa.enc & WPA_DRIVER_CAPA_ENC_TKIP) {
2219 if (!wpa_dbus_dict_string_array_add_element(
2220 &iter_array, "tkip"))
2224 if (capa.key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_WPA_NONE) {
2225 if (!wpa_dbus_dict_string_array_add_element(
2226 &iter_array, "none"))
2230 if (!wpa_dbus_dict_end_string_array(&iter_dict,
2237 /***** group cipher */
2239 const char *args[] = {
2240 "ccmp", "tkip", "wep104", "wep40"
2242 if (!wpa_dbus_dict_append_string_array(
2243 &iter_dict, "Group", args,
2247 if (!wpa_dbus_dict_begin_string_array(&iter_dict, "Group",
2253 if (capa.enc & WPA_DRIVER_CAPA_ENC_CCMP) {
2254 if (!wpa_dbus_dict_string_array_add_element(
2255 &iter_array, "ccmp"))
2259 if (capa.enc & WPA_DRIVER_CAPA_ENC_GCMP) {
2260 if (!wpa_dbus_dict_string_array_add_element(
2261 &iter_array, "gcmp"))
2265 if (capa.enc & WPA_DRIVER_CAPA_ENC_TKIP) {
2266 if (!wpa_dbus_dict_string_array_add_element(
2267 &iter_array, "tkip"))
2271 if (capa.enc & WPA_DRIVER_CAPA_ENC_WEP104) {
2272 if (!wpa_dbus_dict_string_array_add_element(
2273 &iter_array, "wep104"))
2277 if (capa.enc & WPA_DRIVER_CAPA_ENC_WEP40) {
2278 if (!wpa_dbus_dict_string_array_add_element(
2279 &iter_array, "wep40"))
2283 if (!wpa_dbus_dict_end_string_array(&iter_dict,
2290 /***** key management */
2292 const char *args[] = {
2293 "wpa-psk", "wpa-eap", "ieee8021x", "wpa-none",
2296 #endif /* CONFIG_WPS */
2299 if (!wpa_dbus_dict_append_string_array(
2300 &iter_dict, "KeyMgmt", args,
2304 if (!wpa_dbus_dict_begin_string_array(&iter_dict, "KeyMgmt",
2310 if (!wpa_dbus_dict_string_array_add_element(&iter_array,
2314 if (!wpa_dbus_dict_string_array_add_element(&iter_array,
2318 if (capa.key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA |
2319 WPA_DRIVER_CAPA_KEY_MGMT_WPA2)) {
2320 if (!wpa_dbus_dict_string_array_add_element(
2321 &iter_array, "wpa-eap"))
2324 if (capa.key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_FT)
2325 if (!wpa_dbus_dict_string_array_add_element(
2326 &iter_array, "wpa-ft-eap"))
2329 /* TODO: Ensure that driver actually supports sha256 encryption. */
2330 #ifdef CONFIG_IEEE80211W
2331 if (!wpa_dbus_dict_string_array_add_element(
2332 &iter_array, "wpa-eap-sha256"))
2334 #endif /* CONFIG_IEEE80211W */
2337 if (capa.key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA_PSK |
2338 WPA_DRIVER_CAPA_KEY_MGMT_WPA2_PSK)) {
2339 if (!wpa_dbus_dict_string_array_add_element(
2340 &iter_array, "wpa-psk"))
2343 if (capa.key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_FT_PSK)
2344 if (!wpa_dbus_dict_string_array_add_element(
2345 &iter_array, "wpa-ft-psk"))
2348 /* TODO: Ensure that driver actually supports sha256 encryption. */
2349 #ifdef CONFIG_IEEE80211W
2350 if (!wpa_dbus_dict_string_array_add_element(
2351 &iter_array, "wpa-psk-sha256"))
2353 #endif /* CONFIG_IEEE80211W */
2356 if (capa.key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_WPA_NONE) {
2357 if (!wpa_dbus_dict_string_array_add_element(
2358 &iter_array, "wpa-none"))
2364 if (!wpa_dbus_dict_string_array_add_element(&iter_array,
2367 #endif /* CONFIG_WPS */
2369 if (!wpa_dbus_dict_end_string_array(&iter_dict,
2376 /***** WPA protocol */
2378 const char *args[] = { "rsn", "wpa" };
2379 if (!wpa_dbus_dict_append_string_array(
2380 &iter_dict, "Protocol", args,
2384 if (!wpa_dbus_dict_begin_string_array(&iter_dict, "Protocol",
2390 if (capa.key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA2 |
2391 WPA_DRIVER_CAPA_KEY_MGMT_WPA2_PSK)) {
2392 if (!wpa_dbus_dict_string_array_add_element(
2393 &iter_array, "rsn"))
2397 if (capa.key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA |
2398 WPA_DRIVER_CAPA_KEY_MGMT_WPA_PSK)) {
2399 if (!wpa_dbus_dict_string_array_add_element(
2400 &iter_array, "wpa"))
2404 if (!wpa_dbus_dict_end_string_array(&iter_dict,
2413 const char *args[] = { "open", "shared", "leap" };
2414 if (!wpa_dbus_dict_append_string_array(
2415 &iter_dict, "AuthAlg", args,
2419 if (!wpa_dbus_dict_begin_string_array(&iter_dict, "AuthAlg",
2425 if (capa.auth & (WPA_DRIVER_AUTH_OPEN)) {
2426 if (!wpa_dbus_dict_string_array_add_element(
2427 &iter_array, "open"))
2431 if (capa.auth & (WPA_DRIVER_AUTH_SHARED)) {
2432 if (!wpa_dbus_dict_string_array_add_element(
2433 &iter_array, "shared"))
2437 if (capa.auth & (WPA_DRIVER_AUTH_LEAP)) {
2438 if (!wpa_dbus_dict_string_array_add_element(
2439 &iter_array, "leap"))
2443 if (!wpa_dbus_dict_end_string_array(&iter_dict,
2451 if (!wpa_dbus_dict_append_string_array(&iter_dict, "Scan", scans,
2456 if (!wpa_dbus_dict_begin_string_array(&iter_dict, "Modes",
2462 if (!wpa_dbus_dict_string_array_add_element(
2463 &iter_array, "infrastructure"))
2466 if (!wpa_dbus_dict_string_array_add_element(
2467 &iter_array, "ad-hoc"))
2471 if (capa.flags & (WPA_DRIVER_FLAGS_AP)) {
2472 if (!wpa_dbus_dict_string_array_add_element(
2477 if (capa.flags & (WPA_DRIVER_FLAGS_P2P_CAPABLE)) {
2478 if (!wpa_dbus_dict_string_array_add_element(
2479 &iter_array, "p2p"))
2484 if (!wpa_dbus_dict_end_string_array(&iter_dict,
2492 dbus_int32_t max_scan_ssid = capa.max_scan_ssids;
2494 if (!wpa_dbus_dict_append_int32(&iter_dict, "MaxScanSSID",
2499 if (!wpa_dbus_dict_close_write(&variant_iter, &iter_dict))
2501 if (!dbus_message_iter_close_container(iter, &variant_iter))
2507 dbus_set_error_const(error, DBUS_ERROR_NO_MEMORY, "no memory");
2513 * wpas_dbus_getter_state - Get interface state
2514 * @iter: Pointer to incoming dbus message iter
2515 * @error: Location to store error on failure
2516 * @user_data: Function specific data
2517 * Returns: TRUE on success, FALSE on failure
2519 * Getter for "State" property.
2521 dbus_bool_t wpas_dbus_getter_state(DBusMessageIter *iter, DBusError *error,
2524 struct wpa_supplicant *wpa_s = user_data;
2525 const char *str_state;
2526 char *state_ls, *tmp;
2527 dbus_bool_t success = FALSE;
2529 str_state = wpa_supplicant_state_txt(wpa_s->wpa_state);
2531 /* make state string lowercase to fit new DBus API convention
2533 state_ls = tmp = os_strdup(str_state);
2535 dbus_set_error_const(error, DBUS_ERROR_NO_MEMORY, "no memory");
2539 *tmp = tolower(*tmp);
2543 success = wpas_dbus_simple_property_getter(iter, DBUS_TYPE_STRING,
2553 * wpas_dbus_new_iface_get_scanning - Get interface scanning state
2554 * @iter: Pointer to incoming dbus message iter
2555 * @error: Location to store error on failure
2556 * @user_data: Function specific data
2557 * Returns: TRUE on success, FALSE on failure
2559 * Getter for "scanning" property.
2561 dbus_bool_t wpas_dbus_getter_scanning(DBusMessageIter *iter, DBusError *error,
2564 struct wpa_supplicant *wpa_s = user_data;
2565 dbus_bool_t scanning = wpa_s->scanning ? TRUE : FALSE;
2567 return wpas_dbus_simple_property_getter(iter, DBUS_TYPE_BOOLEAN,
2573 * wpas_dbus_getter_ap_scan - Control roaming mode
2574 * @iter: Pointer to incoming dbus message iter
2575 * @error: Location to store error on failure
2576 * @user_data: Function specific data
2577 * Returns: TRUE on success, FALSE on failure
2579 * Getter function for "ApScan" property.
2581 dbus_bool_t wpas_dbus_getter_ap_scan(DBusMessageIter *iter, DBusError *error,
2584 struct wpa_supplicant *wpa_s = user_data;
2585 dbus_uint32_t ap_scan = wpa_s->conf->ap_scan;
2587 return wpas_dbus_simple_property_getter(iter, DBUS_TYPE_UINT32,
2593 * wpas_dbus_setter_ap_scan - Control roaming mode
2594 * @iter: Pointer to incoming dbus message iter
2595 * @error: Location to store error on failure
2596 * @user_data: Function specific data
2597 * Returns: TRUE on success, FALSE on failure
2599 * Setter function for "ApScan" property.
2601 dbus_bool_t wpas_dbus_setter_ap_scan(DBusMessageIter *iter, DBusError *error,
2604 struct wpa_supplicant *wpa_s = user_data;
2605 dbus_uint32_t ap_scan;
2607 if (!wpas_dbus_simple_property_setter(iter, error, DBUS_TYPE_UINT32,
2611 if (wpa_supplicant_set_ap_scan(wpa_s, ap_scan)) {
2612 dbus_set_error_const(error, DBUS_ERROR_FAILED,
2613 "ap_scan must be 0, 1, or 2");
2621 * wpas_dbus_getter_fast_reauth - Control fast
2622 * reauthentication (TLS session resumption)
2623 * @iter: Pointer to incoming dbus message iter
2624 * @error: Location to store error on failure
2625 * @user_data: Function specific data
2626 * Returns: TRUE on success, FALSE on failure
2628 * Getter function for "FastReauth" property.
2630 dbus_bool_t wpas_dbus_getter_fast_reauth(DBusMessageIter *iter,
2634 struct wpa_supplicant *wpa_s = user_data;
2635 dbus_bool_t fast_reauth = wpa_s->conf->fast_reauth ? TRUE : FALSE;
2637 return wpas_dbus_simple_property_getter(iter, DBUS_TYPE_BOOLEAN,
2638 &fast_reauth, error);
2643 * wpas_dbus_setter_fast_reauth - Control fast
2644 * reauthentication (TLS session resumption)
2645 * @iter: Pointer to incoming dbus message iter
2646 * @error: Location to store error on failure
2647 * @user_data: Function specific data
2648 * Returns: TRUE on success, FALSE on failure
2650 * Setter function for "FastReauth" property.
2652 dbus_bool_t wpas_dbus_setter_fast_reauth(DBusMessageIter *iter,
2656 struct wpa_supplicant *wpa_s = user_data;
2657 dbus_bool_t fast_reauth;
2659 if (!wpas_dbus_simple_property_setter(iter, error, DBUS_TYPE_BOOLEAN,
2663 wpa_s->conf->fast_reauth = fast_reauth;
2669 * wpas_dbus_getter_disconnect_reason - Get most recent reason for disconnect
2670 * @iter: Pointer to incoming dbus message iter
2671 * @error: Location to store error on failure
2672 * @user_data: Function specific data
2673 * Returns: TRUE on success, FALSE on failure
2675 * Getter for "DisconnectReason" property. The reason is negative if it is
2676 * locally generated.
2678 dbus_bool_t wpas_dbus_getter_disconnect_reason(DBusMessageIter *iter,
2682 struct wpa_supplicant *wpa_s = user_data;
2683 dbus_int32_t reason = wpa_s->disconnect_reason;
2684 return wpas_dbus_simple_property_getter(iter, DBUS_TYPE_INT32,
2690 * wpas_dbus_getter_bss_expire_age - Get BSS entry expiration age
2691 * @iter: Pointer to incoming dbus message iter
2692 * @error: Location to store error on failure
2693 * @user_data: Function specific data
2694 * Returns: TRUE on success, FALSE on failure
2696 * Getter function for "BSSExpireAge" property.
2698 dbus_bool_t wpas_dbus_getter_bss_expire_age(DBusMessageIter *iter,
2702 struct wpa_supplicant *wpa_s = user_data;
2703 dbus_uint32_t expire_age = wpa_s->conf->bss_expiration_age;
2705 return wpas_dbus_simple_property_getter(iter, DBUS_TYPE_UINT32,
2706 &expire_age, error);
2711 * wpas_dbus_setter_bss_expire_age - Control BSS entry expiration age
2712 * @iter: Pointer to incoming dbus message iter
2713 * @error: Location to store error on failure
2714 * @user_data: Function specific data
2715 * Returns: TRUE on success, FALSE on failure
2717 * Setter function for "BSSExpireAge" property.
2719 dbus_bool_t wpas_dbus_setter_bss_expire_age(DBusMessageIter *iter,
2723 struct wpa_supplicant *wpa_s = user_data;
2724 dbus_uint32_t expire_age;
2726 if (!wpas_dbus_simple_property_setter(iter, error, DBUS_TYPE_UINT32,
2730 if (wpa_supplicant_set_bss_expiration_age(wpa_s, expire_age)) {
2731 dbus_set_error_const(error, DBUS_ERROR_FAILED,
2732 "BSSExpireAge must be >= 10");
2740 * wpas_dbus_getter_bss_expire_count - Get BSS entry expiration scan count
2741 * @iter: Pointer to incoming dbus message iter
2742 * @error: Location to store error on failure
2743 * @user_data: Function specific data
2744 * Returns: TRUE on success, FALSE on failure
2746 * Getter function for "BSSExpireCount" property.
2748 dbus_bool_t wpas_dbus_getter_bss_expire_count(DBusMessageIter *iter,
2752 struct wpa_supplicant *wpa_s = user_data;
2753 dbus_uint32_t expire_count = wpa_s->conf->bss_expiration_scan_count;
2755 return wpas_dbus_simple_property_getter(iter, DBUS_TYPE_UINT32,
2756 &expire_count, error);
2761 * wpas_dbus_setter_bss_expire_count - Control BSS entry expiration scan count
2762 * @iter: Pointer to incoming dbus message iter
2763 * @error: Location to store error on failure
2764 * @user_data: Function specific data
2765 * Returns: TRUE on success, FALSE on failure
2767 * Setter function for "BSSExpireCount" property.
2769 dbus_bool_t wpas_dbus_setter_bss_expire_count(DBusMessageIter *iter,
2773 struct wpa_supplicant *wpa_s = user_data;
2774 dbus_uint32_t expire_count;
2776 if (!wpas_dbus_simple_property_setter(iter, error, DBUS_TYPE_UINT32,
2780 if (wpa_supplicant_set_bss_expiration_count(wpa_s, expire_count)) {
2781 dbus_set_error_const(error, DBUS_ERROR_FAILED,
2782 "BSSExpireCount must be > 0");
2790 * wpas_dbus_getter_country - Control country code
2791 * @iter: Pointer to incoming dbus message iter
2792 * @error: Location to store error on failure
2793 * @user_data: Function specific data
2794 * Returns: TRUE on success, FALSE on failure
2796 * Getter function for "Country" property.
2798 dbus_bool_t wpas_dbus_getter_country(DBusMessageIter *iter, DBusError *error,
2801 struct wpa_supplicant *wpa_s = user_data;
2803 char *str = country;
2805 country[0] = wpa_s->conf->country[0];
2806 country[1] = wpa_s->conf->country[1];
2809 return wpas_dbus_simple_property_getter(iter, DBUS_TYPE_STRING,
2815 * wpas_dbus_setter_country - Control country code
2816 * @iter: Pointer to incoming dbus message iter
2817 * @error: Location to store error on failure
2818 * @user_data: Function specific data
2819 * Returns: TRUE on success, FALSE on failure
2821 * Setter function for "Country" property.
2823 dbus_bool_t wpas_dbus_setter_country(DBusMessageIter *iter, DBusError *error,
2826 struct wpa_supplicant *wpa_s = user_data;
2827 const char *country;
2829 if (!wpas_dbus_simple_property_setter(iter, error, DBUS_TYPE_STRING,
2833 if (!country[0] || !country[1]) {
2834 dbus_set_error_const(error, DBUS_ERROR_FAILED,
2835 "invalid country code");
2839 if (wpa_s->drv_priv != NULL && wpa_drv_set_country(wpa_s, country)) {
2840 wpa_printf(MSG_DEBUG, "Failed to set country");
2841 dbus_set_error_const(error, DBUS_ERROR_FAILED,
2842 "failed to set country code");
2846 wpa_s->conf->country[0] = country[0];
2847 wpa_s->conf->country[1] = country[1];
2853 * wpas_dbus_getter_scan_interval - Get scan interval
2854 * @iter: Pointer to incoming dbus message iter
2855 * @error: Location to store error on failure
2856 * @user_data: Function specific data
2857 * Returns: TRUE on success, FALSE on failure
2859 * Getter function for "ScanInterval" property.
2861 dbus_bool_t wpas_dbus_getter_scan_interval(DBusMessageIter *iter,
2865 struct wpa_supplicant *wpa_s = user_data;
2866 dbus_int32_t scan_interval = wpa_s->scan_interval;
2868 return wpas_dbus_simple_property_getter(iter, DBUS_TYPE_INT32,
2869 &scan_interval, error);
2874 * wpas_dbus_setter_scan_interval - Control scan interval
2875 * @iter: Pointer to incoming dbus message iter
2876 * @error: Location to store error on failure
2877 * @user_data: Function specific data
2878 * Returns: TRUE on success, FALSE on failure
2880 * Setter function for "ScanInterval" property.
2882 dbus_bool_t wpas_dbus_setter_scan_interval(DBusMessageIter *iter,
2886 struct wpa_supplicant *wpa_s = user_data;
2887 dbus_int32_t scan_interval;
2889 if (!wpas_dbus_simple_property_setter(iter, error, DBUS_TYPE_INT32,
2893 if (wpa_supplicant_set_scan_interval(wpa_s, scan_interval)) {
2894 dbus_set_error_const(error, DBUS_ERROR_FAILED,
2895 "scan_interval must be >= 0");
2903 * wpas_dbus_getter_ifname - Get interface name
2904 * @iter: Pointer to incoming dbus message iter
2905 * @error: Location to store error on failure
2906 * @user_data: Function specific data
2907 * Returns: TRUE on success, FALSE on failure
2909 * Getter for "Ifname" property.
2911 dbus_bool_t wpas_dbus_getter_ifname(DBusMessageIter *iter, DBusError *error,
2914 struct wpa_supplicant *wpa_s = user_data;
2915 const char *ifname = wpa_s->ifname;
2917 return wpas_dbus_simple_property_getter(iter, DBUS_TYPE_STRING,
2923 * wpas_dbus_getter_driver - Get interface name
2924 * @iter: Pointer to incoming dbus message iter
2925 * @error: Location to store error on failure
2926 * @user_data: Function specific data
2927 * Returns: TRUE on success, FALSE on failure
2929 * Getter for "Driver" property.
2931 dbus_bool_t wpas_dbus_getter_driver(DBusMessageIter *iter, DBusError *error,
2934 struct wpa_supplicant *wpa_s = user_data;
2937 if (wpa_s->driver == NULL || wpa_s->driver->name == NULL) {
2938 wpa_printf(MSG_DEBUG, "wpas_dbus_getter_driver[dbus]: "
2939 "wpa_s has no driver set");
2940 dbus_set_error(error, DBUS_ERROR_FAILED, "%s: no driver set",
2945 driver = wpa_s->driver->name;
2946 return wpas_dbus_simple_property_getter(iter, DBUS_TYPE_STRING,
2952 * wpas_dbus_getter_current_bss - Get current bss object path
2953 * @iter: Pointer to incoming dbus message iter
2954 * @error: Location to store error on failure
2955 * @user_data: Function specific data
2956 * Returns: TRUE on success, FALSE on failure
2958 * Getter for "CurrentBSS" property.
2960 dbus_bool_t wpas_dbus_getter_current_bss(DBusMessageIter *iter,
2964 struct wpa_supplicant *wpa_s = user_data;
2965 char path_buf[WPAS_DBUS_OBJECT_PATH_MAX], *bss_obj_path = path_buf;
2967 if (wpa_s->current_bss)
2968 os_snprintf(bss_obj_path, WPAS_DBUS_OBJECT_PATH_MAX,
2969 "%s/" WPAS_DBUS_NEW_BSSIDS_PART "/%u",
2970 wpa_s->dbus_new_path, wpa_s->current_bss->id);
2972 os_snprintf(bss_obj_path, WPAS_DBUS_OBJECT_PATH_MAX, "/");
2974 return wpas_dbus_simple_property_getter(iter, DBUS_TYPE_OBJECT_PATH,
2975 &bss_obj_path, error);
2980 * wpas_dbus_getter_current_network - Get current network object path
2981 * @iter: Pointer to incoming dbus message iter
2982 * @error: Location to store error on failure
2983 * @user_data: Function specific data
2984 * Returns: TRUE on success, FALSE on failure
2986 * Getter for "CurrentNetwork" property.
2988 dbus_bool_t wpas_dbus_getter_current_network(DBusMessageIter *iter,
2992 struct wpa_supplicant *wpa_s = user_data;
2993 char path_buf[WPAS_DBUS_OBJECT_PATH_MAX], *net_obj_path = path_buf;
2995 if (wpa_s->current_ssid)
2996 os_snprintf(net_obj_path, WPAS_DBUS_OBJECT_PATH_MAX,
2997 "%s/" WPAS_DBUS_NEW_NETWORKS_PART "/%u",
2998 wpa_s->dbus_new_path, wpa_s->current_ssid->id);
3000 os_snprintf(net_obj_path, WPAS_DBUS_OBJECT_PATH_MAX, "/");
3002 return wpas_dbus_simple_property_getter(iter, DBUS_TYPE_OBJECT_PATH,
3003 &net_obj_path, error);
3008 * wpas_dbus_getter_current_auth_mode - Get current authentication type
3009 * @iter: Pointer to incoming dbus message iter
3010 * @error: Location to store error on failure
3011 * @user_data: Function specific data
3012 * Returns: TRUE on success, FALSE on failure
3014 * Getter for "CurrentAuthMode" property.
3016 dbus_bool_t wpas_dbus_getter_current_auth_mode(DBusMessageIter *iter,
3020 struct wpa_supplicant *wpa_s = user_data;
3021 const char *eap_mode;
3022 const char *auth_mode;
3023 char eap_mode_buf[WPAS_DBUS_AUTH_MODE_MAX];
3025 if (wpa_s->wpa_state != WPA_COMPLETED) {
3026 auth_mode = "INACTIVE";
3027 } else if (wpa_s->key_mgmt == WPA_KEY_MGMT_IEEE8021X ||
3028 wpa_s->key_mgmt == WPA_KEY_MGMT_IEEE8021X_NO_WPA) {
3029 eap_mode = wpa_supplicant_get_eap_mode(wpa_s);
3030 os_snprintf(eap_mode_buf, WPAS_DBUS_AUTH_MODE_MAX,
3031 "EAP-%s", eap_mode);
3032 auth_mode = eap_mode_buf;
3035 auth_mode = wpa_key_mgmt_txt(wpa_s->key_mgmt,
3036 wpa_s->current_ssid->proto);
3039 return wpas_dbus_simple_property_getter(iter, DBUS_TYPE_STRING,
3045 * wpas_dbus_getter_bridge_ifname - Get interface name
3046 * @iter: Pointer to incoming dbus message iter
3047 * @error: Location to store error on failure
3048 * @user_data: Function specific data
3049 * Returns: TRUE on success, FALSE on failure
3051 * Getter for "BridgeIfname" property.
3053 dbus_bool_t wpas_dbus_getter_bridge_ifname(DBusMessageIter *iter,
3057 struct wpa_supplicant *wpa_s = user_data;
3058 const char *bridge_ifname = wpa_s->bridge_ifname;
3059 return wpas_dbus_simple_property_getter(iter, DBUS_TYPE_STRING,
3060 &bridge_ifname, error);
3065 * wpas_dbus_getter_bsss - Get array of BSSs objects
3066 * @iter: Pointer to incoming dbus message iter
3067 * @error: Location to store error on failure
3068 * @user_data: Function specific data
3069 * Returns: TRUE on success, FALSE on failure
3071 * Getter for "BSSs" property.
3073 dbus_bool_t wpas_dbus_getter_bsss(DBusMessageIter *iter, DBusError *error,
3076 struct wpa_supplicant *wpa_s = user_data;
3077 struct wpa_bss *bss;
3080 dbus_bool_t success = FALSE;
3082 paths = os_calloc(wpa_s->num_bss, sizeof(char *));
3084 dbus_set_error_const(error, DBUS_ERROR_NO_MEMORY, "no memory");
3088 /* Loop through scan results and append each result's object path */
3089 dl_list_for_each(bss, &wpa_s->bss_id, struct wpa_bss, list_id) {
3090 paths[i] = os_zalloc(WPAS_DBUS_OBJECT_PATH_MAX);
3091 if (paths[i] == NULL) {
3092 dbus_set_error_const(error, DBUS_ERROR_NO_MEMORY,
3096 /* Construct the object path for this BSS. */
3097 os_snprintf(paths[i++], WPAS_DBUS_OBJECT_PATH_MAX,
3098 "%s/" WPAS_DBUS_NEW_BSSIDS_PART "/%u",
3099 wpa_s->dbus_new_path, bss->id);
3102 success = wpas_dbus_simple_array_property_getter(iter,
3103 DBUS_TYPE_OBJECT_PATH,
3104 paths, wpa_s->num_bss,
3109 os_free(paths[--i]);
3116 * wpas_dbus_getter_networks - Get array of networks objects
3117 * @iter: Pointer to incoming dbus message iter
3118 * @error: Location to store error on failure
3119 * @user_data: Function specific data
3120 * Returns: TRUE on success, FALSE on failure
3122 * Getter for "Networks" property.
3124 dbus_bool_t wpas_dbus_getter_networks(DBusMessageIter *iter, DBusError *error,
3127 struct wpa_supplicant *wpa_s = user_data;
3128 struct wpa_ssid *ssid;
3130 unsigned int i = 0, num = 0;
3131 dbus_bool_t success = FALSE;
3133 if (wpa_s->conf == NULL) {
3134 wpa_printf(MSG_ERROR, "%s[dbus]: An error occurred getting "
3135 "networks list.", __func__);
3136 dbus_set_error(error, DBUS_ERROR_FAILED, "%s: an error "
3137 "occurred getting the networks list", __func__);
3141 for (ssid = wpa_s->conf->ssid; ssid; ssid = ssid->next)
3142 if (!network_is_persistent_group(ssid))
3145 paths = os_calloc(num, sizeof(char *));
3147 dbus_set_error(error, DBUS_ERROR_NO_MEMORY, "no memory");
3151 /* Loop through configured networks and append object path of each */
3152 for (ssid = wpa_s->conf->ssid; ssid; ssid = ssid->next) {
3153 if (network_is_persistent_group(ssid))
3155 paths[i] = os_zalloc(WPAS_DBUS_OBJECT_PATH_MAX);
3156 if (paths[i] == NULL) {
3157 dbus_set_error(error, DBUS_ERROR_NO_MEMORY, "no memory");
3161 /* Construct the object path for this network. */
3162 os_snprintf(paths[i++], WPAS_DBUS_OBJECT_PATH_MAX,
3163 "%s/" WPAS_DBUS_NEW_NETWORKS_PART "/%d",
3164 wpa_s->dbus_new_path, ssid->id);
3167 success = wpas_dbus_simple_array_property_getter(iter,
3168 DBUS_TYPE_OBJECT_PATH,
3173 os_free(paths[--i]);
3180 * wpas_dbus_getter_blobs - Get all blobs defined for this interface
3181 * @iter: Pointer to incoming dbus message iter
3182 * @error: Location to store error on failure
3183 * @user_data: Function specific data
3184 * Returns: TRUE on success, FALSE on failure
3186 * Getter for "Blobs" property.
3188 dbus_bool_t wpas_dbus_getter_blobs(DBusMessageIter *iter, DBusError *error,
3191 struct wpa_supplicant *wpa_s = user_data;
3192 DBusMessageIter variant_iter, dict_iter, entry_iter, array_iter;
3193 struct wpa_config_blob *blob;
3195 if (!dbus_message_iter_open_container(iter, DBUS_TYPE_VARIANT,
3196 "a{say}", &variant_iter) ||
3197 !dbus_message_iter_open_container(&variant_iter, DBUS_TYPE_ARRAY,
3198 "{say}", &dict_iter)) {
3199 dbus_set_error_const(error, DBUS_ERROR_NO_MEMORY, "no memory");
3203 blob = wpa_s->conf->blobs;
3205 if (!dbus_message_iter_open_container(&dict_iter,
3206 DBUS_TYPE_DICT_ENTRY,
3207 NULL, &entry_iter) ||
3208 !dbus_message_iter_append_basic(&entry_iter,
3211 !dbus_message_iter_open_container(&entry_iter,
3213 DBUS_TYPE_BYTE_AS_STRING,
3215 !dbus_message_iter_append_fixed_array(&array_iter,
3219 !dbus_message_iter_close_container(&entry_iter,
3221 !dbus_message_iter_close_container(&dict_iter,
3223 dbus_set_error_const(error, DBUS_ERROR_NO_MEMORY,
3231 if (!dbus_message_iter_close_container(&variant_iter, &dict_iter) ||
3232 !dbus_message_iter_close_container(iter, &variant_iter)) {
3233 dbus_set_error_const(error, DBUS_ERROR_NO_MEMORY, "no memory");
3241 static struct wpa_bss * get_bss_helper(struct bss_handler_args *args,
3242 DBusError *error, const char *func_name)
3244 struct wpa_bss *res = wpa_bss_get_id(args->wpa_s, args->id);
3247 wpa_printf(MSG_ERROR, "%s[dbus]: no bss with id %d found",
3248 func_name, args->id);
3249 dbus_set_error(error, DBUS_ERROR_FAILED,
3250 "%s: BSS %d not found",
3251 func_name, args->id);
3259 * wpas_dbus_getter_bss_bssid - Return the BSSID of a BSS
3260 * @iter: Pointer to incoming dbus message iter
3261 * @error: Location to store error on failure
3262 * @user_data: Function specific data
3263 * Returns: TRUE on success, FALSE on failure
3265 * Getter for "BSSID" property.
3267 dbus_bool_t wpas_dbus_getter_bss_bssid(DBusMessageIter *iter, DBusError *error,
3270 struct bss_handler_args *args = user_data;
3271 struct wpa_bss *res;
3273 res = get_bss_helper(args, error, __func__);
3277 return wpas_dbus_simple_array_property_getter(iter, DBUS_TYPE_BYTE,
3278 res->bssid, ETH_ALEN,
3284 * wpas_dbus_getter_bss_ssid - Return the SSID of a BSS
3285 * @iter: Pointer to incoming dbus message iter
3286 * @error: Location to store error on failure
3287 * @user_data: Function specific data
3288 * Returns: TRUE on success, FALSE on failure
3290 * Getter for "SSID" property.
3292 dbus_bool_t wpas_dbus_getter_bss_ssid(DBusMessageIter *iter, DBusError *error,
3295 struct bss_handler_args *args = user_data;
3296 struct wpa_bss *res;
3298 res = get_bss_helper(args, error, __func__);
3302 return wpas_dbus_simple_array_property_getter(iter, DBUS_TYPE_BYTE,
3303 res->ssid, res->ssid_len,
3309 * wpas_dbus_getter_bss_privacy - Return the privacy flag of a BSS
3310 * @iter: Pointer to incoming dbus message iter
3311 * @error: Location to store error on failure
3312 * @user_data: Function specific data
3313 * Returns: TRUE on success, FALSE on failure
3315 * Getter for "Privacy" property.
3317 dbus_bool_t wpas_dbus_getter_bss_privacy(DBusMessageIter *iter,
3318 DBusError *error, void *user_data)
3320 struct bss_handler_args *args = user_data;
3321 struct wpa_bss *res;
3322 dbus_bool_t privacy;
3324 res = get_bss_helper(args, error, __func__);
3328 privacy = (res->caps & IEEE80211_CAP_PRIVACY) ? TRUE : FALSE;
3329 return wpas_dbus_simple_property_getter(iter, DBUS_TYPE_BOOLEAN,
3335 * wpas_dbus_getter_bss_mode - Return the mode of a BSS
3336 * @iter: Pointer to incoming dbus message iter
3337 * @error: Location to store error on failure
3338 * @user_data: Function specific data
3339 * Returns: TRUE on success, FALSE on failure
3341 * Getter for "Mode" property.
3343 dbus_bool_t wpas_dbus_getter_bss_mode(DBusMessageIter *iter, DBusError *error,
3346 struct bss_handler_args *args = user_data;
3347 struct wpa_bss *res;
3350 res = get_bss_helper(args, error, __func__);
3354 if (res->caps & IEEE80211_CAP_IBSS)
3357 mode = "infrastructure";
3359 return wpas_dbus_simple_property_getter(iter, DBUS_TYPE_STRING,
3365 * wpas_dbus_getter_bss_level - Return the signal strength of a BSS
3366 * @iter: Pointer to incoming dbus message iter
3367 * @error: Location to store error on failure
3368 * @user_data: Function specific data
3369 * Returns: TRUE on success, FALSE on failure
3371 * Getter for "Level" property.
3373 dbus_bool_t wpas_dbus_getter_bss_signal(DBusMessageIter *iter,
3374 DBusError *error, void *user_data)
3376 struct bss_handler_args *args = user_data;
3377 struct wpa_bss *res;
3380 res = get_bss_helper(args, error, __func__);
3384 level = (s16) res->level;
3385 return wpas_dbus_simple_property_getter(iter, DBUS_TYPE_INT16,
3391 * wpas_dbus_getter_bss_frequency - Return the frequency of a BSS
3392 * @iter: Pointer to incoming dbus message iter
3393 * @error: Location to store error on failure
3394 * @user_data: Function specific data
3395 * Returns: TRUE on success, FALSE on failure
3397 * Getter for "Frequency" property.
3399 dbus_bool_t wpas_dbus_getter_bss_frequency(DBusMessageIter *iter,
3400 DBusError *error, void *user_data)
3402 struct bss_handler_args *args = user_data;
3403 struct wpa_bss *res;
3406 res = get_bss_helper(args, error, __func__);
3410 freq = (u16) res->freq;
3411 return wpas_dbus_simple_property_getter(iter, DBUS_TYPE_UINT16,
3416 static int cmp_u8s_desc(const void *a, const void *b)
3418 return (*(u8 *) b - *(u8 *) a);
3423 * wpas_dbus_getter_bss_rates - Return available bit rates 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 "Rates" property.
3431 dbus_bool_t wpas_dbus_getter_bss_rates(DBusMessageIter *iter,
3432 DBusError *error, void *user_data)
3434 struct bss_handler_args *args = user_data;
3435 struct wpa_bss *res;
3436 u8 *ie_rates = NULL;
3439 dbus_bool_t success = FALSE;
3441 res = get_bss_helper(args, error, __func__);
3445 rates_num = wpa_bss_get_bit_rates(res, &ie_rates);
3449 qsort(ie_rates, rates_num, 1, cmp_u8s_desc);
3451 real_rates = os_malloc(sizeof(u32) * rates_num);
3454 dbus_set_error_const(error, DBUS_ERROR_NO_MEMORY, "no memory");
3458 for (i = 0; i < rates_num; i++)
3459 real_rates[i] = ie_rates[i] * 500000;
3461 success = wpas_dbus_simple_array_property_getter(iter, DBUS_TYPE_UINT32,
3462 real_rates, rates_num,
3466 os_free(real_rates);
3471 static dbus_bool_t wpas_dbus_get_bss_security_prop(DBusMessageIter *iter,
3472 struct wpa_ie_data *ie_data,
3475 DBusMessageIter iter_dict, variant_iter;
3477 const char *pairwise[3]; /* max 3 pairwise ciphers is supported */
3478 const char *key_mgmt[7]; /* max 7 key managements may be supported */
3481 if (!dbus_message_iter_open_container(iter, DBUS_TYPE_VARIANT,
3482 "a{sv}", &variant_iter))
3485 if (!wpa_dbus_dict_open_write(&variant_iter, &iter_dict))
3490 if (ie_data->key_mgmt & WPA_KEY_MGMT_PSK)
3491 key_mgmt[n++] = "wpa-psk";
3492 if (ie_data->key_mgmt & WPA_KEY_MGMT_FT_PSK)
3493 key_mgmt[n++] = "wpa-ft-psk";
3494 if (ie_data->key_mgmt & WPA_KEY_MGMT_PSK_SHA256)
3495 key_mgmt[n++] = "wpa-psk-sha256";
3496 if (ie_data->key_mgmt & WPA_KEY_MGMT_IEEE8021X)
3497 key_mgmt[n++] = "wpa-eap";
3498 if (ie_data->key_mgmt & WPA_KEY_MGMT_FT_IEEE8021X)
3499 key_mgmt[n++] = "wpa-ft-eap";
3500 if (ie_data->key_mgmt & WPA_KEY_MGMT_IEEE8021X_SHA256)
3501 key_mgmt[n++] = "wpa-eap-sha256";
3502 if (ie_data->key_mgmt & WPA_KEY_MGMT_NONE)
3503 key_mgmt[n++] = "wpa-none";
3505 if (!wpa_dbus_dict_append_string_array(&iter_dict, "KeyMgmt",
3510 switch (ie_data->group_cipher) {
3511 case WPA_CIPHER_WEP40:
3514 case WPA_CIPHER_TKIP:
3517 case WPA_CIPHER_CCMP:
3520 case WPA_CIPHER_GCMP:
3523 case WPA_CIPHER_WEP104:
3531 if (!wpa_dbus_dict_append_string(&iter_dict, "Group", group))
3536 if (ie_data->pairwise_cipher & WPA_CIPHER_TKIP)
3537 pairwise[n++] = "tkip";
3538 if (ie_data->pairwise_cipher & WPA_CIPHER_CCMP)
3539 pairwise[n++] = "ccmp";
3540 if (ie_data->pairwise_cipher & WPA_CIPHER_GCMP)
3541 pairwise[n++] = "gcmp";
3543 if (!wpa_dbus_dict_append_string_array(&iter_dict, "Pairwise",
3547 /* Management group (RSN only) */
3548 if (ie_data->proto == WPA_PROTO_RSN) {
3549 switch (ie_data->mgmt_group_cipher) {
3550 #ifdef CONFIG_IEEE80211W
3551 case WPA_CIPHER_AES_128_CMAC:
3552 group = "aes128cmac";
3554 #endif /* CONFIG_IEEE80211W */
3560 if (!wpa_dbus_dict_append_string(&iter_dict, "MgmtGroup",
3565 if (!wpa_dbus_dict_close_write(&variant_iter, &iter_dict))
3567 if (!dbus_message_iter_close_container(iter, &variant_iter))
3573 dbus_set_error_const(error, DBUS_ERROR_NO_MEMORY, "no memory");
3579 * wpas_dbus_getter_bss_wpa - Return the WPA options of a BSS
3580 * @iter: Pointer to incoming dbus message iter
3581 * @error: Location to store error on failure
3582 * @user_data: Function specific data
3583 * Returns: TRUE on success, FALSE on failure
3585 * Getter for "WPA" property.
3587 dbus_bool_t wpas_dbus_getter_bss_wpa(DBusMessageIter *iter, DBusError *error,
3590 struct bss_handler_args *args = user_data;
3591 struct wpa_bss *res;
3592 struct wpa_ie_data wpa_data;
3595 res = get_bss_helper(args, error, __func__);
3599 os_memset(&wpa_data, 0, sizeof(wpa_data));
3600 ie = wpa_bss_get_vendor_ie(res, WPA_IE_VENDOR_TYPE);
3602 if (wpa_parse_wpa_ie(ie, 2 + ie[1], &wpa_data) < 0) {
3603 dbus_set_error_const(error, DBUS_ERROR_FAILED,
3604 "failed to parse WPA IE");
3609 return wpas_dbus_get_bss_security_prop(iter, &wpa_data, error);
3614 * wpas_dbus_getter_bss_rsn - Return the RSN options of a BSS
3615 * @iter: Pointer to incoming dbus message iter
3616 * @error: Location to store error on failure
3617 * @user_data: Function specific data
3618 * Returns: TRUE on success, FALSE on failure
3620 * Getter for "RSN" property.
3622 dbus_bool_t wpas_dbus_getter_bss_rsn(DBusMessageIter *iter, DBusError *error,
3625 struct bss_handler_args *args = user_data;
3626 struct wpa_bss *res;
3627 struct wpa_ie_data wpa_data;
3630 res = get_bss_helper(args, error, __func__);
3634 os_memset(&wpa_data, 0, sizeof(wpa_data));
3635 ie = wpa_bss_get_ie(res, WLAN_EID_RSN);
3637 if (wpa_parse_wpa_ie(ie, 2 + ie[1], &wpa_data) < 0) {
3638 dbus_set_error_const(error, DBUS_ERROR_FAILED,
3639 "failed to parse RSN IE");
3644 return wpas_dbus_get_bss_security_prop(iter, &wpa_data, error);
3649 * wpas_dbus_getter_bss_wps - Return the WPS options of a BSS
3650 * @iter: Pointer to incoming dbus message iter
3651 * @error: Location to store error on failure
3652 * @user_data: Function specific data
3653 * Returns: TRUE on success, FALSE on failure
3655 * Getter for "WPS" property.
3657 dbus_bool_t wpas_dbus_getter_bss_wps(DBusMessageIter *iter, DBusError *error,
3660 struct bss_handler_args *args = user_data;
3661 struct wpa_bss *res;
3663 struct wpabuf *wps_ie;
3664 #endif /* CONFIG_WPS */
3665 DBusMessageIter iter_dict, variant_iter;
3666 const char *type = "";
3668 res = get_bss_helper(args, error, __func__);
3672 if (!dbus_message_iter_open_container(iter, DBUS_TYPE_VARIANT,
3673 "a{sv}", &variant_iter))
3676 if (!wpa_dbus_dict_open_write(&variant_iter, &iter_dict))
3680 wps_ie = wpa_bss_get_vendor_ie_multi(res, WPS_IE_VENDOR_TYPE);
3682 if (wps_is_selected_pbc_registrar(wps_ie))
3684 else if (wps_is_selected_pin_registrar(wps_ie))
3687 #endif /* CONFIG_WPS */
3689 if (!wpa_dbus_dict_append_string(&iter_dict, "Type", type))
3692 if (!wpa_dbus_dict_close_write(&variant_iter, &iter_dict))
3694 if (!dbus_message_iter_close_container(iter, &variant_iter))
3700 dbus_set_error_const(error, DBUS_ERROR_NO_MEMORY, "no memory");
3706 * wpas_dbus_getter_bss_ies - Return all IEs of a BSS
3707 * @iter: Pointer to incoming dbus message iter
3708 * @error: Location to store error on failure
3709 * @user_data: Function specific data
3710 * Returns: TRUE on success, FALSE on failure
3712 * Getter for "IEs" property.
3714 dbus_bool_t wpas_dbus_getter_bss_ies(DBusMessageIter *iter, DBusError *error,
3717 struct bss_handler_args *args = user_data;
3718 struct wpa_bss *res;
3720 res = get_bss_helper(args, error, __func__);
3724 return wpas_dbus_simple_array_property_getter(iter, DBUS_TYPE_BYTE,
3725 res + 1, res->ie_len,
3731 * wpas_dbus_getter_enabled - Check whether network is enabled or disabled
3732 * @iter: Pointer to incoming dbus message iter
3733 * @error: Location to store error on failure
3734 * @user_data: Function specific data
3735 * Returns: TRUE on success, FALSE on failure
3737 * Getter for "enabled" property of a configured network.
3739 dbus_bool_t wpas_dbus_getter_enabled(DBusMessageIter *iter, DBusError *error,
3742 struct network_handler_args *net = user_data;
3743 dbus_bool_t enabled = net->ssid->disabled ? FALSE : TRUE;
3745 return wpas_dbus_simple_property_getter(iter, DBUS_TYPE_BOOLEAN,
3751 * wpas_dbus_setter_enabled - Mark a configured network as enabled or disabled
3752 * @iter: Pointer to incoming dbus message iter
3753 * @error: Location to store error on failure
3754 * @user_data: Function specific data
3755 * Returns: TRUE on success, FALSE on failure
3757 * Setter for "Enabled" property of a configured network.
3759 dbus_bool_t wpas_dbus_setter_enabled(DBusMessageIter *iter, DBusError *error,
3762 struct network_handler_args *net = user_data;
3763 struct wpa_supplicant *wpa_s;
3764 struct wpa_ssid *ssid;
3767 if (!wpas_dbus_simple_property_setter(iter, error, DBUS_TYPE_BOOLEAN,
3775 wpa_supplicant_enable_network(wpa_s, ssid);
3777 wpa_supplicant_disable_network(wpa_s, ssid);
3784 * wpas_dbus_getter_network_properties - Get options for a configured network
3785 * @iter: Pointer to incoming dbus message iter
3786 * @error: Location to store error on failure
3787 * @user_data: Function specific data
3788 * Returns: TRUE on success, FALSE on failure
3790 * Getter for "Properties" property of a configured network.
3792 dbus_bool_t wpas_dbus_getter_network_properties(DBusMessageIter *iter,
3796 struct network_handler_args *net = user_data;
3797 DBusMessageIter variant_iter, dict_iter;
3799 char **props = wpa_config_get_all(net->ssid, 1);
3800 dbus_bool_t success = FALSE;
3803 dbus_set_error_const(error, DBUS_ERROR_NO_MEMORY, "no memory");
3807 if (!dbus_message_iter_open_container(iter, DBUS_TYPE_VARIANT, "a{sv}",
3809 !wpa_dbus_dict_open_write(&variant_iter, &dict_iter)) {
3810 dbus_set_error_const(error, DBUS_ERROR_NO_MEMORY, "no memory");
3816 if (!wpa_dbus_dict_append_string(&dict_iter, *iterator,
3818 dbus_set_error_const(error, DBUS_ERROR_NO_MEMORY,
3826 if (!wpa_dbus_dict_close_write(&variant_iter, &dict_iter) ||
3827 !dbus_message_iter_close_container(iter, &variant_iter)) {
3828 dbus_set_error_const(error, DBUS_ERROR_NO_MEMORY, "no memory");
3846 * wpas_dbus_setter_network_properties - Set options for a configured network
3847 * @iter: Pointer to incoming dbus message iter
3848 * @error: Location to store error on failure
3849 * @user_data: Function specific data
3850 * Returns: TRUE on success, FALSE on failure
3852 * Setter for "Properties" property of a configured network.
3854 dbus_bool_t wpas_dbus_setter_network_properties(DBusMessageIter *iter,
3858 struct network_handler_args *net = user_data;
3859 struct wpa_ssid *ssid = net->ssid;
3860 DBusMessageIter variant_iter;
3862 dbus_message_iter_recurse(iter, &variant_iter);
3863 return set_network_properties(net->wpa_s, ssid, &variant_iter, error);
3869 DBusMessage * wpas_dbus_handler_subscribe_preq(
3870 DBusMessage *message, struct wpa_supplicant *wpa_s)
3872 struct wpas_dbus_priv *priv = wpa_s->global->dbus;
3875 if (wpa_s->preq_notify_peer != NULL) {
3876 if (os_strcmp(dbus_message_get_sender(message),
3877 wpa_s->preq_notify_peer) == 0)
3880 return dbus_message_new_error(message,
3881 WPAS_DBUS_ERROR_SUBSCRIPTION_IN_USE,
3882 "Another application is already subscribed");
3885 name = os_strdup(dbus_message_get_sender(message));
3887 return dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
3890 wpa_s->preq_notify_peer = name;
3892 /* Subscribe to clean up if application closes socket */
3893 wpas_dbus_subscribe_noc(priv);
3896 * Double-check it's still alive to make sure that we didn't
3897 * miss the NameOwnerChanged signal, e.g. while strdup'ing.
3899 if (!dbus_bus_name_has_owner(priv->con, name, NULL)) {
3901 * Application no longer exists, clean up.
3902 * The return value is irrelevant now.
3904 * Need to check if the NameOwnerChanged handling
3905 * already cleaned up because we have processed
3906 * DBus messages while checking if the name still
3909 if (!wpa_s->preq_notify_peer)
3911 os_free(wpa_s->preq_notify_peer);
3912 wpa_s->preq_notify_peer = NULL;
3913 wpas_dbus_unsubscribe_noc(priv);
3920 DBusMessage * wpas_dbus_handler_unsubscribe_preq(
3921 DBusMessage *message, struct wpa_supplicant *wpa_s)
3923 struct wpas_dbus_priv *priv = wpa_s->global->dbus;
3925 if (!wpa_s->preq_notify_peer)
3926 return dbus_message_new_error(message,
3927 WPAS_DBUS_ERROR_NO_SUBSCRIPTION,
3930 if (os_strcmp(wpa_s->preq_notify_peer,
3931 dbus_message_get_sender(message)))
3932 return dbus_message_new_error(message,
3933 WPAS_DBUS_ERROR_SUBSCRIPTION_EPERM,
3934 "Can't unsubscribe others");
3936 os_free(wpa_s->preq_notify_peer);
3937 wpa_s->preq_notify_peer = NULL;
3938 wpas_dbus_unsubscribe_noc(priv);
3943 void wpas_dbus_signal_preq(struct wpa_supplicant *wpa_s,
3944 const u8 *addr, const u8 *dst, const u8 *bssid,
3945 const u8 *ie, size_t ie_len, u32 ssi_signal)
3948 DBusMessageIter iter, dict_iter;
3949 struct wpas_dbus_priv *priv = wpa_s->global->dbus;
3951 /* Do nothing if the control interface is not turned on */
3955 if (wpa_s->preq_notify_peer == NULL)
3958 msg = dbus_message_new_signal(wpa_s->dbus_new_path,
3959 WPAS_DBUS_NEW_IFACE_INTERFACE,
3964 dbus_message_set_destination(msg, wpa_s->preq_notify_peer);
3966 dbus_message_iter_init_append(msg, &iter);
3968 if (!wpa_dbus_dict_open_write(&iter, &dict_iter))
3970 if (addr && !wpa_dbus_dict_append_byte_array(&dict_iter, "addr",
3971 (const char *) addr,
3974 if (dst && !wpa_dbus_dict_append_byte_array(&dict_iter, "dst",
3978 if (bssid && !wpa_dbus_dict_append_byte_array(&dict_iter, "bssid",
3979 (const char *) bssid,
3982 if (ie && ie_len && !wpa_dbus_dict_append_byte_array(&dict_iter, "ies",
3986 if (ssi_signal && !wpa_dbus_dict_append_int32(&dict_iter, "signal",
3989 if (!wpa_dbus_dict_close_write(&iter, &dict_iter))
3992 dbus_connection_send(priv->con, msg, NULL);
3995 wpa_printf(MSG_ERROR, "dbus: Failed to construct signal");
3997 dbus_message_unref(msg);
4000 #endif /* CONFIG_AP */