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 program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License version 2 as
9 * published by the Free Software Foundation.
11 * Alternatively, this software may be distributed under the terms of BSD
14 * See README and COPYING for more details.
20 #include "common/ieee802_11_defs.h"
21 #include "eap_peer/eap_methods.h"
22 #include "eapol_supp/eapol_supp_sm.h"
23 #include "rsn_supp/wpa.h"
24 #include "../config.h"
25 #include "../wpa_supplicant_i.h"
26 #include "../driver_i.h"
27 #include "../notify.h"
28 #include "../wpas_glue.h"
31 #include "dbus_new_helpers.h"
33 #include "dbus_new_handlers.h"
34 #include "dbus_dict_helpers.h"
36 extern int wpa_debug_level;
37 extern int wpa_debug_show_keys;
38 extern int wpa_debug_timestamp;
40 static const char *debug_strings[] = {
41 "msgdump", "debug", "info", "warning", "error", NULL
46 * wpas_dbus_new_decompose_object_path - Decompose an interface object path into parts
47 * @path: The dbus object path
48 * @network: (out) the configured network this object path refers to, if any
49 * @bssid: (out) the scanned bssid this object path refers to, if any
50 * Returns: The object path of the network interface this path refers to
52 * For a given object path, decomposes the object path into object id, network,
53 * and BSSID parts, if those parts exist.
55 static char * wpas_dbus_new_decompose_object_path(const char *path,
59 const unsigned int dev_path_prefix_len =
60 strlen(WPAS_DBUS_NEW_PATH_INTERFACES "/");
64 /* Be a bit paranoid about path */
65 if (!path || os_strncmp(path, WPAS_DBUS_NEW_PATH_INTERFACES "/",
69 /* Ensure there's something at the end of the path */
70 if ((path + dev_path_prefix_len)[0] == '\0')
73 obj_path_only = os_strdup(path);
74 if (obj_path_only == NULL)
77 next_sep = os_strchr(obj_path_only + dev_path_prefix_len, '/');
78 if (next_sep != NULL) {
79 const char *net_part = os_strstr(
80 next_sep, WPAS_DBUS_NEW_NETWORKS_PART "/");
81 const char *bssid_part = os_strstr(
82 next_sep, WPAS_DBUS_NEW_BSSIDS_PART "/");
84 if (network && net_part) {
85 /* Deal with a request for a configured network */
86 const char *net_name = net_part +
87 os_strlen(WPAS_DBUS_NEW_NETWORKS_PART "/");
89 if (os_strlen(net_name))
90 *network = os_strdup(net_name);
91 } else if (bssid && bssid_part) {
92 /* Deal with a request for a scanned BSSID */
93 const char *bssid_name = bssid_part +
94 os_strlen(WPAS_DBUS_NEW_BSSIDS_PART "/");
95 if (strlen(bssid_name))
96 *bssid = os_strdup(bssid_name);
101 /* Cut off interface object path before "/" */
105 return obj_path_only;
110 * wpas_dbus_error_unknown_error - Return a new InvalidArgs error message
111 * @message: Pointer to incoming dbus message this error refers to
112 * @arg: Optional string appended to error message
113 * Returns: a dbus error message
115 * Convenience function to create and return an UnknownError
117 DBusMessage * wpas_dbus_error_unknown_error(DBusMessage *message,
120 return dbus_message_new_error(message, WPAS_DBUS_ERROR_UNKNOWN_ERROR,
126 * wpas_dbus_error_iface_unknown - Return a new invalid interface error message
127 * @message: Pointer to incoming dbus message this error refers to
128 * Returns: A dbus error message
130 * Convenience function to create and return an invalid interface error
132 static DBusMessage * wpas_dbus_error_iface_unknown(DBusMessage *message)
134 return dbus_message_new_error(message, WPAS_DBUS_ERROR_IFACE_UNKNOWN,
135 "wpa_supplicant knows nothing about "
141 * wpas_dbus_error_network_unknown - Return a new NetworkUnknown error message
142 * @message: Pointer to incoming dbus message this error refers to
143 * Returns: a dbus error message
145 * Convenience function to create and return an invalid network error
147 static DBusMessage * wpas_dbus_error_network_unknown(DBusMessage *message)
149 return dbus_message_new_error(message, WPAS_DBUS_ERROR_NETWORK_UNKNOWN,
150 "There is no such a network in this "
156 * wpas_dbus_error_invalid_args - Return a new InvalidArgs error message
157 * @message: Pointer to incoming dbus message this error refers to
158 * Returns: a dbus error message
160 * Convenience function to create and return an invalid options error
162 DBusMessage * wpas_dbus_error_invalid_args(DBusMessage *message,
167 reply = dbus_message_new_error(message, WPAS_DBUS_ERROR_INVALID_ARGS,
168 "Did not receive correct message "
171 dbus_message_append_args(reply, DBUS_TYPE_STRING, &arg,
178 static const char *dont_quote[] = {
179 "key_mgmt", "proto", "pairwise", "auth_alg", "group", "eap",
180 "opensc_engine_path", "pkcs11_engine_path", "pkcs11_module_path",
184 static dbus_bool_t should_quote_opt(const char *key)
187 while (dont_quote[i] != NULL) {
188 if (os_strcmp(key, dont_quote[i]) == 0)
196 * get_iface_by_dbus_path - Get a new network interface
197 * @global: Pointer to global data from wpa_supplicant_init()
198 * @path: Pointer to a dbus object path representing an interface
199 * Returns: Pointer to the interface or %NULL if not found
201 static struct wpa_supplicant * get_iface_by_dbus_path(
202 struct wpa_global *global, const char *path)
204 struct wpa_supplicant *wpa_s;
206 for (wpa_s = global->ifaces; wpa_s; wpa_s = wpa_s->next) {
207 if (os_strcmp(wpa_s->dbus_new_path, path) == 0)
215 * set_network_properties - Set properties of a configured network
216 * @message: Pointer to incoming dbus message
217 * @wpa_s: wpa_supplicant structure for a network interface
218 * @ssid: wpa_ssid structure for a configured network
219 * @iter: DBus message iterator containing dictionary of network
221 * Returns: NULL when succeed or DBus error on failure
223 * Sets network configuration with parameters given id DBus dictionary
225 static DBusMessage * set_network_properties(DBusMessage *message,
226 struct wpa_supplicant *wpa_s,
227 struct wpa_ssid *ssid,
228 DBusMessageIter *iter)
231 struct wpa_dbus_dict_entry entry = { .type = DBUS_TYPE_STRING };
232 DBusMessage *reply = NULL;
233 DBusMessageIter iter_dict;
235 if (!wpa_dbus_dict_open_read(iter, &iter_dict))
236 return wpas_dbus_error_invalid_args(message, NULL);
238 while (wpa_dbus_dict_has_dict_entry(&iter_dict)) {
242 if (!wpa_dbus_dict_get_entry(&iter_dict, &entry)) {
243 reply = wpas_dbus_error_invalid_args(message, NULL);
246 if (entry.type == DBUS_TYPE_ARRAY &&
247 entry.array_type == DBUS_TYPE_BYTE) {
248 if (entry.array_len <= 0)
251 size = entry.array_len * 2 + 1;
252 value = os_zalloc(size);
256 ret = wpa_snprintf_hex(value, size,
257 (u8 *) entry.bytearray_value,
261 } else if (entry.type == DBUS_TYPE_STRING) {
262 if (should_quote_opt(entry.key)) {
263 size = os_strlen(entry.str_value);
268 value = os_zalloc(size);
272 ret = os_snprintf(value, size, "\"%s\"",
274 if (ret < 0 || (size_t) ret != (size - 1))
277 value = os_strdup(entry.str_value);
281 } else if (entry.type == DBUS_TYPE_UINT32) {
282 value = os_zalloc(size);
286 ret = os_snprintf(value, size, "%u",
290 } else if (entry.type == DBUS_TYPE_INT32) {
291 value = os_zalloc(size);
295 ret = os_snprintf(value, size, "%d",
302 if (wpa_config_set(ssid, entry.key, value, 0) < 0)
305 if ((os_strcmp(entry.key, "psk") == 0 &&
306 value[0] == '"' && ssid->ssid_len) ||
307 (strcmp(entry.key, "ssid") == 0 && ssid->passphrase))
308 wpa_config_update_psk(ssid);
309 else if (os_strcmp(entry.key, "priority") == 0)
310 wpa_config_update_prio_list(wpa_s->conf);
313 wpa_dbus_dict_entry_clear(&entry);
318 reply = wpas_dbus_error_invalid_args(message, entry.key);
319 wpa_dbus_dict_entry_clear(&entry);
328 * wpas_dbus_simple_property_getter - Get basic type property
329 * @message: Pointer to incoming dbus message
330 * @type: DBus type of property (must be basic type)
331 * @val: pointer to place holding property value
332 * Returns: The DBus message containing response for Properties.Get call
333 * or DBus error message if error occurred.
335 * Generic getter for basic type properties. Type is required to be basic.
337 DBusMessage * wpas_dbus_simple_property_getter(DBusMessage *message,
338 const int type, const void *val)
340 DBusMessage *reply = NULL;
341 DBusMessageIter iter, variant_iter;
343 if (!dbus_type_is_basic(type)) {
344 wpa_printf(MSG_ERROR, "dbus: wpas_dbus_simple_property_getter:"
345 " given type is not basic");
346 return wpas_dbus_error_unknown_error(message, NULL);
350 reply = dbus_message_new(DBUS_MESSAGE_TYPE_SIGNAL);
352 reply = dbus_message_new_method_return(message);
355 dbus_message_iter_init_append(reply, &iter);
356 if (!dbus_message_iter_open_container(
357 &iter, DBUS_TYPE_VARIANT,
358 wpa_dbus_type_as_string(type), &variant_iter) ||
359 !dbus_message_iter_append_basic(&variant_iter, type,
361 !dbus_message_iter_close_container(&iter, &variant_iter)) {
362 wpa_printf(MSG_ERROR, "dbus: "
363 "wpas_dbus_simple_property_getter: out of "
364 "memory to put property value into "
366 dbus_message_unref(reply);
367 reply = dbus_message_new_error(message,
368 DBUS_ERROR_NO_MEMORY,
372 wpa_printf(MSG_ERROR, "dbus: wpas_dbus_simple_property_getter:"
373 " out of memory to return property value");
374 reply = dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
383 * wpas_dbus_simple_property_setter - Set basic type property
384 * @message: Pointer to incoming dbus message
385 * @type: DBus type of property (must be basic type)
386 * @val: pointer to place where value being set will be stored
387 * Returns: NULL or DBus error message if error occurred.
389 * Generic setter for basic type properties. Type is required to be basic.
391 DBusMessage * wpas_dbus_simple_property_setter(DBusMessage *message,
392 const int type, void *val)
394 DBusMessageIter iter, variant_iter;
396 if (!dbus_type_is_basic(type)) {
397 wpa_printf(MSG_ERROR, "dbus: wpas_dbus_simple_property_setter:"
398 " given type is not basic");
399 return wpas_dbus_error_unknown_error(message, NULL);
402 if (!dbus_message_iter_init(message, &iter)) {
403 wpa_printf(MSG_ERROR, "dbus: wpas_dbus_simple_property_setter:"
404 " out of memory to return scanning state");
405 return dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
409 /* omit first and second argument and get value from third */
410 dbus_message_iter_next(&iter);
411 dbus_message_iter_next(&iter);
412 dbus_message_iter_recurse(&iter, &variant_iter);
414 if (dbus_message_iter_get_arg_type(&variant_iter) != type) {
415 wpa_printf(MSG_DEBUG, "dbus: wpas_dbus_simple_property_setter:"
416 " wrong property type");
417 return wpas_dbus_error_invalid_args(message,
418 "wrong property type");
420 dbus_message_iter_get_basic(&variant_iter, val);
427 * wpas_dbus_simple_array_property_getter - Get array type property
428 * @message: Pointer to incoming dbus message
429 * @type: DBus type of property array elements (must be basic type)
430 * @array: pointer to array of elements to put into response message
431 * @array_len: length of above array
432 * Returns: The DBus message containing response for Properties.Get call
433 * or DBus error message if error occurred.
435 * Generic getter for array type properties. Array elements type is
436 * required to be basic.
438 DBusMessage * wpas_dbus_simple_array_property_getter(DBusMessage *message,
443 DBusMessage *reply = NULL;
444 DBusMessageIter iter, variant_iter, array_iter;
445 char type_str[] = "a?"; /* ? will be replaced with subtype letter; */
446 const char *sub_type_str;
447 size_t element_size, i;
449 if (!dbus_type_is_basic(type)) {
450 wpa_printf(MSG_ERROR, "dbus: "
451 "wpas_dbus_simple_array_property_getter: given "
452 "type is not basic");
453 return wpas_dbus_error_unknown_error(message, NULL);
456 sub_type_str = wpa_dbus_type_as_string(type);
457 type_str[1] = sub_type_str[0];
460 reply = dbus_message_new(DBUS_MESSAGE_TYPE_SIGNAL);
462 reply = dbus_message_new_method_return(message);
464 wpa_printf(MSG_ERROR, "dbus: "
465 "wpas_dbus_simple_array_property_getter: out of "
466 "memory to create return message");
467 return dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
471 dbus_message_iter_init_append(reply, &iter);
473 if (!dbus_message_iter_open_container(&iter, DBUS_TYPE_VARIANT,
474 type_str, &variant_iter) ||
475 !dbus_message_iter_open_container(&variant_iter, DBUS_TYPE_ARRAY,
476 sub_type_str, &array_iter)) {
477 wpa_printf(MSG_ERROR, "dbus: "
478 "wpas_dbus_simple_array_property_getter: out of "
479 "memory to open container");
480 dbus_message_unref(reply);
481 return dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
487 case DBUS_TYPE_BOOLEAN:
490 case DBUS_TYPE_INT16:
491 case DBUS_TYPE_UINT16:
492 element_size = sizeof(uint16_t);
494 case DBUS_TYPE_INT32:
495 case DBUS_TYPE_UINT32:
496 element_size = sizeof(uint32_t);
498 case DBUS_TYPE_INT64:
499 case DBUS_TYPE_UINT64:
500 element_size = sizeof(uint64_t);
502 case DBUS_TYPE_DOUBLE:
503 element_size = sizeof(double);
505 case DBUS_TYPE_STRING:
506 case DBUS_TYPE_OBJECT_PATH:
507 element_size = sizeof(char *);
510 wpa_printf(MSG_ERROR, "dbus: "
511 "wpas_dbus_simple_array_property_getter: "
512 "fatal: unknown element type");
517 for (i = 0; i < array_len; i++) {
518 dbus_message_iter_append_basic(&array_iter, type,
519 array + i * element_size);
522 if (!dbus_message_iter_close_container(&variant_iter, &array_iter) ||
523 !dbus_message_iter_close_container(&iter, &variant_iter)) {
524 wpa_printf(MSG_ERROR, "dbus: "
525 "wpas_dbus_simple_array_property_getter: out of "
526 "memory to close container");
527 dbus_message_unref(reply);
528 return dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
537 * wpas_dbus_handler_create_interface - Request registration of a network iface
538 * @message: Pointer to incoming dbus message
539 * @global: %wpa_supplicant global data structure
540 * Returns: The object path of the new interface object,
541 * or a dbus error message with more information
543 * Handler function for "CreateInterface" method call. Handles requests
544 * by dbus clients to register a network interface that wpa_supplicant
547 DBusMessage * wpas_dbus_handler_create_interface(DBusMessage *message,
548 struct wpa_global *global)
550 DBusMessageIter iter_dict;
551 DBusMessage *reply = NULL;
552 DBusMessageIter iter;
553 struct wpa_dbus_dict_entry entry;
556 char *bridge_ifname = NULL;
558 dbus_message_iter_init(message, &iter);
560 if (!wpa_dbus_dict_open_read(&iter, &iter_dict))
562 while (wpa_dbus_dict_has_dict_entry(&iter_dict)) {
563 if (!wpa_dbus_dict_get_entry(&iter_dict, &entry))
565 if (!strcmp(entry.key, "Driver") &&
566 (entry.type == DBUS_TYPE_STRING)) {
567 driver = os_strdup(entry.str_value);
568 wpa_dbus_dict_entry_clear(&entry);
571 } else if (!strcmp(entry.key, "Ifname") &&
572 (entry.type == DBUS_TYPE_STRING)) {
573 ifname = os_strdup(entry.str_value);
574 wpa_dbus_dict_entry_clear(&entry);
577 } else if (!strcmp(entry.key, "BridgeIfname") &&
578 (entry.type == DBUS_TYPE_STRING)) {
579 bridge_ifname = os_strdup(entry.str_value);
580 wpa_dbus_dict_entry_clear(&entry);
581 if (bridge_ifname == NULL)
584 wpa_dbus_dict_entry_clear(&entry);
590 goto error; /* Required Ifname argument missing */
593 * Try to get the wpa_supplicant record for this iface, return
594 * an error if we already control it.
596 if (wpa_supplicant_get_iface(global, ifname) != NULL) {
597 reply = dbus_message_new_error(message,
598 WPAS_DBUS_ERROR_IFACE_EXISTS,
599 "wpa_supplicant already "
600 "controls this interface.");
602 struct wpa_supplicant *wpa_s;
603 struct wpa_interface iface;
604 os_memset(&iface, 0, sizeof(iface));
605 iface.driver = driver;
606 iface.ifname = ifname;
607 iface.bridge_ifname = bridge_ifname;
608 /* Otherwise, have wpa_supplicant attach to it. */
609 if ((wpa_s = wpa_supplicant_add_iface(global, &iface))) {
610 const char *path = wpa_s->dbus_new_path;
611 reply = dbus_message_new_method_return(message);
612 dbus_message_append_args(reply, DBUS_TYPE_OBJECT_PATH,
613 &path, DBUS_TYPE_INVALID);
615 reply = wpas_dbus_error_unknown_error(
616 message, "wpa_supplicant couldn't grab this "
624 os_free(bridge_ifname);
628 reply = wpas_dbus_error_invalid_args(message, NULL);
634 * wpas_dbus_handler_remove_interface - Request deregistration of an interface
635 * @message: Pointer to incoming dbus message
636 * @global: wpa_supplicant global data structure
637 * Returns: a dbus message containing a UINT32 indicating success (1) or
638 * failure (0), or returns a dbus error message with more information
640 * Handler function for "removeInterface" method call. Handles requests
641 * by dbus clients to deregister a network interface that wpa_supplicant
644 DBusMessage * wpas_dbus_handler_remove_interface(DBusMessage *message,
645 struct wpa_global *global)
647 struct wpa_supplicant *wpa_s;
649 DBusMessage *reply = NULL;
651 dbus_message_get_args(message, NULL, DBUS_TYPE_OBJECT_PATH, &path,
654 wpa_s = get_iface_by_dbus_path(global, path);
656 reply = wpas_dbus_error_iface_unknown(message);
657 else if (wpa_supplicant_remove_iface(global, wpa_s)) {
658 reply = wpas_dbus_error_unknown_error(
659 message, "wpa_supplicant couldn't remove this "
668 * wpas_dbus_handler_get_interface - Get the object path for an interface name
669 * @message: Pointer to incoming dbus message
670 * @global: %wpa_supplicant global data structure
671 * Returns: The object path of the interface object,
672 * or a dbus error message with more information
674 * Handler function for "getInterface" method call.
676 DBusMessage * wpas_dbus_handler_get_interface(DBusMessage *message,
677 struct wpa_global *global)
679 DBusMessage *reply = NULL;
682 struct wpa_supplicant *wpa_s;
684 dbus_message_get_args(message, NULL, DBUS_TYPE_STRING, &ifname,
687 wpa_s = wpa_supplicant_get_iface(global, ifname);
689 return wpas_dbus_error_iface_unknown(message);
691 path = wpa_s->dbus_new_path;
692 reply = dbus_message_new_method_return(message);
694 return dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
696 if (!dbus_message_append_args(reply, DBUS_TYPE_OBJECT_PATH, &path,
697 DBUS_TYPE_INVALID)) {
698 dbus_message_unref(reply);
699 return dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
708 * wpas_dbus_getter_debug_level - Get debug level
709 * @message: Pointer to incoming dbus message
710 * @global: %wpa_supplicant global data structure
711 * Returns: DBus message with value of debug level
713 * Getter for "DebugLevel" property.
715 DBusMessage * wpas_dbus_getter_debug_level(DBusMessage *message,
716 struct wpa_global *global)
719 int idx = wpa_debug_level;
724 str = debug_strings[idx];
725 return wpas_dbus_simple_property_getter(message, DBUS_TYPE_STRING,
731 * wpas_dbus_getter_debug_timestamp - Get debug timestamp
732 * @message: Pointer to incoming dbus message
733 * @global: %wpa_supplicant global data structure
734 * Returns: DBus message with value of debug timestamp
736 * Getter for "DebugTimestamp" property.
738 DBusMessage * wpas_dbus_getter_debug_timestamp(DBusMessage *message,
739 struct wpa_global *global)
741 return wpas_dbus_simple_property_getter(message, DBUS_TYPE_BOOLEAN,
742 &wpa_debug_timestamp);
748 * wpas_dbus_getter_debug_show_keys - Get debug show keys
749 * @message: Pointer to incoming dbus message
750 * @global: %wpa_supplicant global data structure
751 * Returns: DBus message with value of debug show_keys
753 * Getter for "DebugShowKeys" property.
755 DBusMessage * wpas_dbus_getter_debug_show_keys(DBusMessage *message,
756 struct wpa_global *global)
758 return wpas_dbus_simple_property_getter(message, DBUS_TYPE_BOOLEAN,
759 &wpa_debug_show_keys);
764 * wpas_dbus_setter_debug_level - Set debug level
765 * @message: Pointer to incoming dbus message
766 * @global: %wpa_supplicant global data structure
767 * Returns: %NULL or DBus error message
769 * Setter for "DebugLevel" property.
771 DBusMessage * wpas_dbus_setter_debug_level(DBusMessage *message,
772 struct wpa_global *global)
775 const char *str = NULL;
778 reply = wpas_dbus_simple_property_setter(message, DBUS_TYPE_STRING,
783 for (i = 0; debug_strings[i]; i++)
784 if (os_strcmp(debug_strings[i], str) == 0) {
790 wpa_supplicant_set_debug_params(global, val, wpa_debug_timestamp,
791 wpa_debug_show_keys)) {
792 dbus_message_unref(reply);
793 return wpas_dbus_error_invalid_args(
794 message, "Wrong debug level value");
802 * wpas_dbus_setter_debug_timestamp - Set debug timestamp
803 * @message: Pointer to incoming dbus message
804 * @global: %wpa_supplicant global data structure
805 * Returns: %NULL or DBus error message
807 * Setter for "DebugTimestamp" property.
809 DBusMessage * wpas_dbus_setter_debug_timestamp(DBusMessage *message,
810 struct wpa_global *global)
815 reply = wpas_dbus_simple_property_setter(message, DBUS_TYPE_BOOLEAN,
820 wpa_supplicant_set_debug_params(global, wpa_debug_level, val ? 1 : 0,
821 wpa_debug_show_keys);
828 * wpas_dbus_setter_debug_show_keys - Set debug show keys
829 * @message: Pointer to incoming dbus message
830 * @global: %wpa_supplicant global data structure
831 * Returns: %NULL or DBus error message
833 * Setter for "DebugShowKeys" property.
835 DBusMessage * wpas_dbus_setter_debug_show_keys(DBusMessage *message,
836 struct wpa_global *global)
841 reply = wpas_dbus_simple_property_setter(message, DBUS_TYPE_BOOLEAN,
846 wpa_supplicant_set_debug_params(global, wpa_debug_level,
855 * wpas_dbus_getter_interfaces - Request registered interfaces list
856 * @message: Pointer to incoming dbus message
857 * @global: %wpa_supplicant global data structure
858 * Returns: The object paths array containing registered interfaces
859 * objects paths or DBus error on failure
861 * Getter for "Interfaces" property. Handles requests
862 * by dbus clients to return list of registered interfaces objects
865 DBusMessage * wpas_dbus_getter_interfaces(DBusMessage *message,
866 struct wpa_global *global)
868 DBusMessage *reply = NULL;
869 struct wpa_supplicant *wpa_s;
871 unsigned int i = 0, num = 0;
873 for (wpa_s = global->ifaces; wpa_s; wpa_s = wpa_s->next)
876 paths = os_zalloc(num * sizeof(char*));
878 return dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
882 for (wpa_s = global->ifaces; wpa_s; wpa_s = wpa_s->next)
883 paths[i] = wpa_s->dbus_new_path;
885 reply = wpas_dbus_simple_array_property_getter(message,
886 DBUS_TYPE_OBJECT_PATH,
895 * wpas_dbus_getter_eap_methods - Request supported EAP methods list
896 * @message: Pointer to incoming dbus message
897 * @nothing: not used argument. may be NULL or anything else
898 * Returns: The object paths array containing supported EAP methods
899 * represented by strings or DBus error on failure
901 * Getter for "EapMethods" property. Handles requests
902 * by dbus clients to return list of strings with supported EAP methods
904 DBusMessage * wpas_dbus_getter_eap_methods(DBusMessage *message, void *nothing)
906 DBusMessage *reply = NULL;
908 size_t num_items = 0;
910 eap_methods = eap_get_names_as_string_array(&num_items);
912 return dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
916 reply = wpas_dbus_simple_array_property_getter(message,
918 eap_methods, num_items);
921 os_free(eap_methods[--num_items]);
922 os_free(eap_methods);
927 static int wpas_dbus_get_scan_type(DBusMessage *message, DBusMessageIter *var,
928 char **type, DBusMessage **reply)
930 if (dbus_message_iter_get_arg_type(var) != DBUS_TYPE_STRING) {
931 wpa_printf(MSG_DEBUG, "wpas_dbus_handler_scan[dbus]: "
932 "Type must be a string");
933 *reply = wpas_dbus_error_invalid_args(
934 message, "Wrong Type value type. String required");
937 dbus_message_iter_get_basic(var, type);
942 static int wpas_dbus_get_scan_ssids(DBusMessage *message, DBusMessageIter *var,
943 struct wpa_driver_scan_params *params,
946 struct wpa_driver_scan_ssid *ssids = params->ssids;
947 size_t ssids_num = 0;
949 DBusMessageIter array_iter, sub_array_iter;
953 if (dbus_message_iter_get_arg_type(var) != DBUS_TYPE_ARRAY) {
954 wpa_printf(MSG_DEBUG, "wpas_dbus_handler_scan[dbus]: ssids "
955 "must be an array of arrays of bytes");
956 *reply = wpas_dbus_error_invalid_args(
957 message, "Wrong SSIDs value type. Array of arrays of "
962 dbus_message_iter_recurse(var, &array_iter);
964 if (dbus_message_iter_get_arg_type(&array_iter) != DBUS_TYPE_ARRAY ||
965 dbus_message_iter_get_element_type(&array_iter) != DBUS_TYPE_BYTE)
967 wpa_printf(MSG_DEBUG, "wpas_dbus_handler_scan[dbus]: ssids "
968 "must be an array of arrays of bytes");
969 *reply = wpas_dbus_error_invalid_args(
970 message, "Wrong SSIDs value type. Array of arrays of "
975 while (dbus_message_iter_get_arg_type(&array_iter) == DBUS_TYPE_ARRAY)
977 if (ssids_num >= WPAS_MAX_SCAN_SSIDS) {
978 wpa_printf(MSG_DEBUG, "wpas_dbus_handler_scan[dbus]: "
979 "Too many ssids specified on scan dbus "
981 *reply = wpas_dbus_error_invalid_args(
982 message, "Too many ssids specified. Specify "
987 dbus_message_iter_recurse(&array_iter, &sub_array_iter);
989 dbus_message_iter_get_fixed_array(&sub_array_iter, &val, &len);
992 ssid = os_malloc(len);
994 wpa_printf(MSG_DEBUG,
995 "wpas_dbus_handler_scan[dbus]: "
996 "out of memory. Cannot allocate "
998 *reply = dbus_message_new_error(
999 message, DBUS_ERROR_NO_MEMORY, NULL);
1002 os_memcpy(ssid, val, len);
1004 /* Allow zero-length SSIDs */
1008 ssids[ssids_num].ssid = ssid;
1009 ssids[ssids_num].ssid_len = len;
1011 dbus_message_iter_next(&array_iter);
1015 params->num_ssids = ssids_num;
1020 static int wpas_dbus_get_scan_ies(DBusMessage *message, DBusMessageIter *var,
1021 struct wpa_driver_scan_params *params,
1022 DBusMessage **reply)
1024 u8 *ies = NULL, *nies;
1026 DBusMessageIter array_iter, sub_array_iter;
1030 if (dbus_message_iter_get_arg_type(var) != DBUS_TYPE_ARRAY) {
1031 wpa_printf(MSG_DEBUG, "wpas_dbus_handler_scan[dbus]: ies must "
1032 "be an array of arrays of bytes");
1033 *reply = wpas_dbus_error_invalid_args(
1034 message, "Wrong IEs value type. Array of arrays of "
1039 dbus_message_iter_recurse(var, &array_iter);
1041 if (dbus_message_iter_get_arg_type(&array_iter) != DBUS_TYPE_ARRAY ||
1042 dbus_message_iter_get_element_type(&array_iter) != DBUS_TYPE_BYTE)
1044 wpa_printf(MSG_DEBUG, "wpas_dbus_handler_scan[dbus]: ies must "
1045 "be an array of arrays of bytes");
1046 *reply = wpas_dbus_error_invalid_args(
1047 message, "Wrong IEs value type. Array required");
1051 while (dbus_message_iter_get_arg_type(&array_iter) == DBUS_TYPE_ARRAY)
1053 dbus_message_iter_recurse(&array_iter, &sub_array_iter);
1055 dbus_message_iter_get_fixed_array(&sub_array_iter, &val, &len);
1057 dbus_message_iter_next(&array_iter);
1061 nies = os_realloc(ies, ies_len + len);
1063 wpa_printf(MSG_DEBUG, "wpas_dbus_handler_scan[dbus]: "
1064 "out of memory. Cannot allocate memory for "
1067 *reply = dbus_message_new_error(
1068 message, DBUS_ERROR_NO_MEMORY, NULL);
1072 os_memcpy(ies + ies_len, val, len);
1075 dbus_message_iter_next(&array_iter);
1078 params->extra_ies = ies;
1079 params->extra_ies_len = ies_len;
1084 static int wpas_dbus_get_scan_channels(DBusMessage *message,
1085 DBusMessageIter *var,
1086 struct wpa_driver_scan_params *params,
1087 DBusMessage **reply)
1089 DBusMessageIter array_iter, sub_array_iter;
1090 int *freqs = NULL, *nfreqs;
1093 if (dbus_message_iter_get_arg_type(var) != DBUS_TYPE_ARRAY) {
1094 wpa_printf(MSG_DEBUG, "wpas_dbus_handler_scan[dbus]: "
1095 "Channels must be an array of structs");
1096 *reply = wpas_dbus_error_invalid_args(
1097 message, "Wrong Channels value type. Array of structs "
1102 dbus_message_iter_recurse(var, &array_iter);
1104 if (dbus_message_iter_get_arg_type(&array_iter) != DBUS_TYPE_STRUCT) {
1105 wpa_printf(MSG_DEBUG,
1106 "wpas_dbus_handler_scan[dbus]: Channels must be an "
1107 "array of structs");
1108 *reply = wpas_dbus_error_invalid_args(
1109 message, "Wrong Channels value type. Array of structs "
1114 while (dbus_message_iter_get_arg_type(&array_iter) == DBUS_TYPE_STRUCT)
1118 dbus_message_iter_recurse(&array_iter, &sub_array_iter);
1120 if (dbus_message_iter_get_arg_type(&sub_array_iter) !=
1122 wpa_printf(MSG_DEBUG, "wpas_dbus_handler_scan[dbus]: "
1123 "Channel must by specified by struct of "
1125 dbus_message_iter_get_arg_type(
1127 *reply = wpas_dbus_error_invalid_args(
1128 message, "Wrong Channel struct. Two UINT32s "
1133 dbus_message_iter_get_basic(&sub_array_iter, &freq);
1135 if (!dbus_message_iter_next(&sub_array_iter) ||
1136 dbus_message_iter_get_arg_type(&sub_array_iter) !=
1138 wpa_printf(MSG_DEBUG, "wpas_dbus_handler_scan[dbus]: "
1139 "Channel must by specified by struct of "
1141 *reply = wpas_dbus_error_invalid_args(
1143 "Wrong Channel struct. Two UINT32s required");
1148 dbus_message_iter_get_basic(&sub_array_iter, &width);
1150 #define FREQS_ALLOC_CHUNK 32
1151 if (freqs_num % FREQS_ALLOC_CHUNK == 0) {
1152 nfreqs = os_realloc(freqs, sizeof(int) *
1153 (freqs_num + FREQS_ALLOC_CHUNK));
1158 if (freqs == NULL) {
1159 wpa_printf(MSG_DEBUG, "wpas_dbus_handler_scan[dbus]: "
1160 "out of memory. can't allocate memory for "
1162 *reply = dbus_message_new_error(
1163 message, DBUS_ERROR_NO_MEMORY, NULL);
1167 freqs[freqs_num] = freq;
1170 dbus_message_iter_next(&array_iter);
1173 nfreqs = os_realloc(freqs,
1174 sizeof(int) * (freqs_num + 1));
1178 if (freqs == NULL) {
1179 wpa_printf(MSG_DEBUG, "wpas_dbus_handler_scan[dbus]: "
1180 "out of memory. Can't allocate memory for freqs");
1181 *reply = dbus_message_new_error(
1182 message, DBUS_ERROR_NO_MEMORY, NULL);
1185 freqs[freqs_num] = 0;
1187 params->freqs = freqs;
1193 * wpas_dbus_handler_scan - Request a wireless scan on an interface
1194 * @message: Pointer to incoming dbus message
1195 * @wpa_s: wpa_supplicant structure for a network interface
1196 * Returns: NULL indicating success or DBus error message on failure
1198 * Handler function for "Scan" method call of a network device. Requests
1199 * that wpa_supplicant perform a wireless scan as soon as possible
1200 * on a particular wireless interface.
1202 DBusMessage * wpas_dbus_handler_scan(DBusMessage *message,
1203 struct wpa_supplicant *wpa_s)
1205 DBusMessage *reply = NULL;
1206 DBusMessageIter iter, dict_iter, entry_iter, variant_iter;
1207 char *key = NULL, *type = NULL;
1208 struct wpa_driver_scan_params params;
1211 os_memset(¶ms, 0, sizeof(params));
1213 dbus_message_iter_init(message, &iter);
1215 dbus_message_iter_recurse(&iter, &dict_iter);
1217 while (dbus_message_iter_get_arg_type(&dict_iter) ==
1218 DBUS_TYPE_DICT_ENTRY) {
1219 dbus_message_iter_recurse(&dict_iter, &entry_iter);
1220 dbus_message_iter_get_basic(&entry_iter, &key);
1221 dbus_message_iter_next(&entry_iter);
1222 dbus_message_iter_recurse(&entry_iter, &variant_iter);
1224 if (os_strcmp(key, "Type") == 0) {
1225 if (wpas_dbus_get_scan_type(message, &variant_iter,
1228 } else if (os_strcmp(key, "SSIDs") == 0) {
1229 if (wpas_dbus_get_scan_ssids(message, &variant_iter,
1230 ¶ms, &reply) < 0)
1232 } else if (os_strcmp(key, "IEs") == 0) {
1233 if (wpas_dbus_get_scan_ies(message, &variant_iter,
1234 ¶ms, &reply) < 0)
1236 } else if (os_strcmp(key, "Channels") == 0) {
1237 if (wpas_dbus_get_scan_channels(message, &variant_iter,
1238 ¶ms, &reply) < 0)
1241 wpa_printf(MSG_DEBUG, "wpas_dbus_handler_scan[dbus]: "
1242 "Unknown argument %s", key);
1243 reply = wpas_dbus_error_invalid_args(message, key);
1247 dbus_message_iter_next(&dict_iter);
1251 wpa_printf(MSG_DEBUG, "wpas_dbus_handler_scan[dbus]: "
1252 "Scan type not specified");
1253 reply = wpas_dbus_error_invalid_args(message, key);
1257 if (!os_strcmp(type, "passive")) {
1258 if (params.num_ssids || params.extra_ies_len) {
1259 wpa_printf(MSG_DEBUG, "wpas_dbus_handler_scan[dbus]: "
1260 "SSIDs or IEs specified for passive scan.");
1261 reply = wpas_dbus_error_invalid_args(
1262 message, "You can specify only Channels in "
1265 } else if (params.freqs && params.freqs[0]) {
1266 wpa_supplicant_trigger_scan(wpa_s, ¶ms);
1268 wpa_s->scan_req = 2;
1269 wpa_supplicant_req_scan(wpa_s, 0, 0);
1271 } else if (!os_strcmp(type, "active")) {
1272 if (!params.num_ssids) {
1273 /* Add wildcard ssid */
1276 wpa_supplicant_trigger_scan(wpa_s, ¶ms);
1278 wpa_printf(MSG_DEBUG, "wpas_dbus_handler_scan[dbus]: "
1279 "Unknown scan type: %s", type);
1280 reply = wpas_dbus_error_invalid_args(message,
1286 for (i = 0; i < WPAS_MAX_SCAN_SSIDS; i++)
1287 os_free((u8 *) params.ssids[i].ssid);
1288 os_free((u8 *) params.extra_ies);
1289 os_free(params.freqs);
1295 * wpas_dbus_handler_disconnect - Terminate the current connection
1296 * @message: Pointer to incoming dbus message
1297 * @wpa_s: wpa_supplicant structure for a network interface
1298 * Returns: NotConnected DBus error message if already not connected
1299 * or NULL otherwise.
1301 * Handler function for "Disconnect" method call of network interface.
1303 DBusMessage * wpas_dbus_handler_disconnect(DBusMessage *message,
1304 struct wpa_supplicant *wpa_s)
1306 if (wpa_s->current_ssid != NULL) {
1307 wpa_s->disconnected = 1;
1308 wpa_supplicant_deauthenticate(wpa_s,
1309 WLAN_REASON_DEAUTH_LEAVING);
1314 return dbus_message_new_error(message, WPAS_DBUS_ERROR_NOT_CONNECTED,
1315 "This interface is not connected");
1320 * wpas_dbus_new_iface_add_network - Add a new configured network
1321 * @message: Pointer to incoming dbus message
1322 * @wpa_s: wpa_supplicant structure for a network interface
1323 * Returns: A dbus message containing the object path of the new network
1325 * Handler function for "AddNetwork" method call of a network interface.
1327 DBusMessage * wpas_dbus_handler_add_network(DBusMessage *message,
1328 struct wpa_supplicant *wpa_s)
1330 DBusMessage *reply = NULL;
1331 DBusMessageIter iter;
1332 struct wpa_ssid *ssid = NULL;
1333 char path_buf[WPAS_DBUS_OBJECT_PATH_MAX], *path = path_buf;
1335 dbus_message_iter_init(message, &iter);
1337 ssid = wpa_config_add_network(wpa_s->conf);
1339 wpa_printf(MSG_ERROR, "wpas_dbus_handler_add_network[dbus]: "
1340 "can't add new interface.");
1341 reply = wpas_dbus_error_unknown_error(
1343 "wpa_supplicant could not add "
1344 "a network on this interface.");
1347 wpas_notify_network_added(wpa_s, ssid);
1349 wpa_config_set_network_defaults(ssid);
1351 reply = set_network_properties(message, wpa_s, ssid, &iter);
1353 wpa_printf(MSG_DEBUG, "wpas_dbus_handler_add_network[dbus]:"
1354 "control interface couldn't set network "
1359 /* Construct the object path for this network. */
1360 os_snprintf(path, WPAS_DBUS_OBJECT_PATH_MAX,
1361 "%s/" WPAS_DBUS_NEW_NETWORKS_PART "/%d",
1362 wpa_s->dbus_new_path, ssid->id);
1364 reply = dbus_message_new_method_return(message);
1365 if (reply == NULL) {
1366 reply = dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
1370 if (!dbus_message_append_args(reply, DBUS_TYPE_OBJECT_PATH, &path,
1371 DBUS_TYPE_INVALID)) {
1372 dbus_message_unref(reply);
1373 reply = dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
1382 wpas_notify_network_removed(wpa_s, ssid);
1383 wpa_config_remove_network(wpa_s->conf, ssid->id);
1390 * wpas_dbus_handler_remove_network - Remove a configured network
1391 * @message: Pointer to incoming dbus message
1392 * @wpa_s: wpa_supplicant structure for a network interface
1393 * Returns: NULL on success or dbus error on failure
1395 * Handler function for "RemoveNetwork" method call of a network interface.
1397 DBusMessage * wpas_dbus_handler_remove_network(DBusMessage *message,
1398 struct wpa_supplicant *wpa_s)
1400 DBusMessage *reply = NULL;
1402 char *iface = NULL, *net_id = NULL;
1404 struct wpa_ssid *ssid;
1406 dbus_message_get_args(message, NULL, DBUS_TYPE_OBJECT_PATH, &op,
1409 /* Extract the network ID and ensure the network */
1410 /* is actually a child of this interface */
1411 iface = wpas_dbus_new_decompose_object_path(op, &net_id, NULL);
1412 if (iface == NULL || os_strcmp(iface, wpa_s->dbus_new_path) != 0) {
1413 reply = wpas_dbus_error_invalid_args(message, op);
1417 id = strtoul(net_id, NULL, 10);
1418 if (errno == EINVAL) {
1419 reply = wpas_dbus_error_invalid_args(message, op);
1423 ssid = wpa_config_get_network(wpa_s->conf, id);
1425 reply = wpas_dbus_error_network_unknown(message);
1429 wpas_notify_network_removed(wpa_s, ssid);
1431 if (wpa_config_remove_network(wpa_s->conf, id) < 0) {
1432 wpa_printf(MSG_ERROR,
1433 "wpas_dbus_handler_remove_network[dbus]: "
1434 "error occurred when removing network %d", id);
1435 reply = wpas_dbus_error_unknown_error(
1436 message, "error removing the specified network on "
1441 if (ssid == wpa_s->current_ssid)
1442 wpa_supplicant_deauthenticate(wpa_s,
1443 WLAN_REASON_DEAUTH_LEAVING);
1453 * wpas_dbus_handler_select_network - Attempt association with a network
1454 * @message: Pointer to incoming dbus message
1455 * @wpa_s: wpa_supplicant structure for a network interface
1456 * Returns: NULL on success or dbus error on failure
1458 * Handler function for "SelectNetwork" method call of network interface.
1460 DBusMessage * wpas_dbus_handler_select_network(DBusMessage *message,
1461 struct wpa_supplicant *wpa_s)
1463 DBusMessage *reply = NULL;
1465 char *iface = NULL, *net_id = NULL;
1467 struct wpa_ssid *ssid;
1469 dbus_message_get_args(message, NULL, DBUS_TYPE_OBJECT_PATH, &op,
1472 /* Extract the network ID and ensure the network */
1473 /* is actually a child of this interface */
1474 iface = wpas_dbus_new_decompose_object_path(op, &net_id, NULL);
1475 if (iface == NULL || os_strcmp(iface, wpa_s->dbus_new_path) != 0) {
1476 reply = wpas_dbus_error_invalid_args(message, op);
1480 id = strtoul(net_id, NULL, 10);
1481 if (errno == EINVAL) {
1482 reply = wpas_dbus_error_invalid_args(message, op);
1486 ssid = wpa_config_get_network(wpa_s->conf, id);
1488 reply = wpas_dbus_error_network_unknown(message);
1492 /* Finally, associate with the network */
1493 wpa_supplicant_select_network(wpa_s, ssid);
1503 * wpas_dbus_handler_add_blob - Store named binary blob (ie, for certificates)
1504 * @message: Pointer to incoming dbus message
1505 * @wpa_s: %wpa_supplicant data structure
1506 * Returns: A dbus message containing an error on failure or NULL on success
1508 * Asks wpa_supplicant to internally store a binary blobs.
1510 DBusMessage * wpas_dbus_handler_add_blob(DBusMessage *message,
1511 struct wpa_supplicant *wpa_s)
1513 DBusMessage *reply = NULL;
1514 DBusMessageIter iter, array_iter;
1519 struct wpa_config_blob *blob = NULL;
1521 dbus_message_iter_init(message, &iter);
1522 dbus_message_iter_get_basic(&iter, &blob_name);
1524 if (wpa_config_get_blob(wpa_s->conf, blob_name)) {
1525 return dbus_message_new_error(message,
1526 WPAS_DBUS_ERROR_BLOB_EXISTS,
1530 dbus_message_iter_next(&iter);
1531 dbus_message_iter_recurse(&iter, &array_iter);
1533 dbus_message_iter_get_fixed_array(&array_iter, &blob_data, &blob_len);
1535 blob = os_zalloc(sizeof(*blob));
1537 reply = dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
1542 blob->data = os_malloc(blob_len);
1544 reply = dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
1548 os_memcpy(blob->data, blob_data, blob_len);
1550 blob->len = blob_len;
1551 blob->name = os_strdup(blob_name);
1553 reply = dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
1558 wpa_config_set_blob(wpa_s->conf, blob);
1559 wpas_notify_blob_added(wpa_s, blob->name);
1565 os_free(blob->name);
1566 os_free(blob->data);
1574 * wpas_dbus_handler_get_blob - Get named binary blob (ie, for certificates)
1575 * @message: Pointer to incoming dbus message
1576 * @wpa_s: %wpa_supplicant data structure
1577 * Returns: A dbus message containing array of bytes (blob)
1579 * Gets one wpa_supplicant's binary blobs.
1581 DBusMessage * wpas_dbus_handler_get_blob(DBusMessage *message,
1582 struct wpa_supplicant *wpa_s)
1584 DBusMessage *reply = NULL;
1585 DBusMessageIter iter, array_iter;
1588 const struct wpa_config_blob *blob;
1590 dbus_message_get_args(message, NULL, DBUS_TYPE_STRING, &blob_name,
1593 blob = wpa_config_get_blob(wpa_s->conf, blob_name);
1595 return dbus_message_new_error(message,
1596 WPAS_DBUS_ERROR_BLOB_UNKNOWN,
1600 reply = dbus_message_new_method_return(message);
1602 reply = dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
1607 dbus_message_iter_init_append(reply, &iter);
1609 if (!dbus_message_iter_open_container(&iter, DBUS_TYPE_ARRAY,
1610 DBUS_TYPE_BYTE_AS_STRING,
1612 dbus_message_unref(reply);
1613 reply = dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
1618 if (!dbus_message_iter_append_fixed_array(&array_iter, DBUS_TYPE_BYTE,
1619 &(blob->data), blob->len)) {
1620 dbus_message_unref(reply);
1621 reply = dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
1626 if (!dbus_message_iter_close_container(&iter, &array_iter)) {
1627 dbus_message_unref(reply);
1628 reply = dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
1639 * wpas_remove_handler_remove_blob - Remove named binary blob
1640 * @message: Pointer to incoming dbus message
1641 * @wpa_s: %wpa_supplicant data structure
1642 * Returns: NULL on success or dbus error
1644 * Asks wpa_supplicant to internally remove a binary blobs.
1646 DBusMessage * wpas_dbus_handler_remove_blob(DBusMessage *message,
1647 struct wpa_supplicant *wpa_s)
1649 DBusMessage *reply = NULL;
1652 dbus_message_get_args(message, NULL, DBUS_TYPE_STRING, &blob_name,
1655 if (wpa_config_remove_blob(wpa_s->conf, blob_name)) {
1656 return dbus_message_new_error(message,
1657 WPAS_DBUS_ERROR_BLOB_UNKNOWN,
1660 wpas_notify_blob_removed(wpa_s, blob_name);
1668 * wpas_dbus_getter_capabilities - Return interface capabilities
1669 * @message: Pointer to incoming dbus message
1670 * @wpa_s: wpa_supplicant structure for a network interface
1671 * Returns: A dbus message containing a dict of strings
1673 * Getter for "Capabilities" property of an interface.
1675 DBusMessage * wpas_dbus_getter_capabilities(DBusMessage *message,
1676 struct wpa_supplicant *wpa_s)
1678 DBusMessage *reply = NULL;
1679 struct wpa_driver_capa capa;
1681 DBusMessageIter iter, iter_dict;
1682 DBusMessageIter iter_dict_entry, iter_dict_val, iter_array,
1684 const char *scans[] = { "active", "passive", "ssid" };
1685 const char *modes[] = { "infrastructure", "ad-hoc", "ap" };
1686 int n = sizeof(modes) / sizeof(char *);
1688 if (message == NULL)
1689 reply = dbus_message_new(DBUS_MESSAGE_TYPE_SIGNAL);
1691 reply = dbus_message_new_method_return(message);
1695 dbus_message_iter_init_append(reply, &iter);
1696 if (!dbus_message_iter_open_container(&iter, DBUS_TYPE_VARIANT,
1697 "a{sv}", &variant_iter))
1700 if (!wpa_dbus_dict_open_write(&variant_iter, &iter_dict))
1703 res = wpa_drv_get_capa(wpa_s, &capa);
1705 /***** pairwise cipher */
1707 const char *args[] = {"ccmp", "tkip", "none"};
1708 if (!wpa_dbus_dict_append_string_array(
1709 &iter_dict, "Pairwise", args,
1710 sizeof(args) / sizeof(char*)))
1713 if (!wpa_dbus_dict_begin_string_array(&iter_dict, "Pairwise",
1719 if (capa.enc & WPA_DRIVER_CAPA_ENC_CCMP) {
1720 if (!wpa_dbus_dict_string_array_add_element(
1721 &iter_array, "ccmp"))
1725 if (capa.enc & WPA_DRIVER_CAPA_ENC_TKIP) {
1726 if (!wpa_dbus_dict_string_array_add_element(
1727 &iter_array, "tkip"))
1731 if (capa.key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_WPA_NONE) {
1732 if (!wpa_dbus_dict_string_array_add_element(
1733 &iter_array, "none"))
1737 if (!wpa_dbus_dict_end_string_array(&iter_dict,
1744 /***** group cipher */
1746 const char *args[] = {
1747 "ccmp", "tkip", "wep104", "wep40"
1749 if (!wpa_dbus_dict_append_string_array(
1750 &iter_dict, "Group", args,
1751 sizeof(args) / sizeof(char*)))
1754 if (!wpa_dbus_dict_begin_string_array(&iter_dict, "Group",
1760 if (capa.enc & WPA_DRIVER_CAPA_ENC_CCMP) {
1761 if (!wpa_dbus_dict_string_array_add_element(
1762 &iter_array, "ccmp"))
1766 if (capa.enc & WPA_DRIVER_CAPA_ENC_TKIP) {
1767 if (!wpa_dbus_dict_string_array_add_element(
1768 &iter_array, "tkip"))
1772 if (capa.enc & WPA_DRIVER_CAPA_ENC_WEP104) {
1773 if (!wpa_dbus_dict_string_array_add_element(
1774 &iter_array, "wep104"))
1778 if (capa.enc & WPA_DRIVER_CAPA_ENC_WEP40) {
1779 if (!wpa_dbus_dict_string_array_add_element(
1780 &iter_array, "wep40"))
1784 if (!wpa_dbus_dict_end_string_array(&iter_dict,
1791 /***** key management */
1793 const char *args[] = {
1794 "wpa-psk", "wpa-eap", "ieee8021x", "wpa-none",
1797 #endif /* CONFIG_WPS */
1800 if (!wpa_dbus_dict_append_string_array(
1801 &iter_dict, "KeyMgmt", args,
1802 sizeof(args) / sizeof(char*)))
1805 if (!wpa_dbus_dict_begin_string_array(&iter_dict, "KeyMgmt",
1811 if (!wpa_dbus_dict_string_array_add_element(&iter_array,
1815 if (!wpa_dbus_dict_string_array_add_element(&iter_array,
1819 if (capa.key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA |
1820 WPA_DRIVER_CAPA_KEY_MGMT_WPA2)) {
1821 if (!wpa_dbus_dict_string_array_add_element(
1822 &iter_array, "wpa-eap"))
1825 if (capa.key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_FT)
1826 if (!wpa_dbus_dict_string_array_add_element(
1827 &iter_array, "wpa-ft-eap"))
1830 /* TODO: Ensure that driver actually supports sha256 encryption. */
1831 #ifdef CONFIG_IEEE80211W
1832 if (!wpa_dbus_dict_string_array_add_element(
1833 &iter_array, "wpa-eap-sha256"))
1835 #endif /* CONFIG_IEEE80211W */
1838 if (capa.key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA_PSK |
1839 WPA_DRIVER_CAPA_KEY_MGMT_WPA2_PSK)) {
1840 if (!wpa_dbus_dict_string_array_add_element(
1841 &iter_array, "wpa-psk"))
1844 if (capa.key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_FT_PSK)
1845 if (!wpa_dbus_dict_string_array_add_element(
1846 &iter_array, "wpa-ft-psk"))
1849 /* TODO: Ensure that driver actually supports sha256 encryption. */
1850 #ifdef CONFIG_IEEE80211W
1851 if (!wpa_dbus_dict_string_array_add_element(
1852 &iter_array, "wpa-psk-sha256"))
1854 #endif /* CONFIG_IEEE80211W */
1857 if (capa.key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_WPA_NONE) {
1858 if (!wpa_dbus_dict_string_array_add_element(
1859 &iter_array, "wpa-none"))
1865 if (!wpa_dbus_dict_string_array_add_element(&iter_array,
1868 #endif /* CONFIG_WPS */
1870 if (!wpa_dbus_dict_end_string_array(&iter_dict,
1877 /***** WPA protocol */
1879 const char *args[] = { "rsn", "wpa" };
1880 if (!wpa_dbus_dict_append_string_array(
1881 &iter_dict, "Protocol", args,
1882 sizeof(args) / sizeof(char*)))
1885 if (!wpa_dbus_dict_begin_string_array(&iter_dict, "Protocol",
1891 if (capa.key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA2 |
1892 WPA_DRIVER_CAPA_KEY_MGMT_WPA2_PSK)) {
1893 if (!wpa_dbus_dict_string_array_add_element(
1894 &iter_array, "rsn"))
1898 if (capa.key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA |
1899 WPA_DRIVER_CAPA_KEY_MGMT_WPA_PSK)) {
1900 if (!wpa_dbus_dict_string_array_add_element(
1901 &iter_array, "wpa"))
1905 if (!wpa_dbus_dict_end_string_array(&iter_dict,
1914 const char *args[] = { "open", "shared", "leap" };
1915 if (!wpa_dbus_dict_append_string_array(
1916 &iter_dict, "AuthAlg", args,
1917 sizeof(args) / sizeof(char*)))
1920 if (!wpa_dbus_dict_begin_string_array(&iter_dict, "AuthAlg",
1926 if (capa.auth & (WPA_DRIVER_AUTH_OPEN)) {
1927 if (!wpa_dbus_dict_string_array_add_element(
1928 &iter_array, "open"))
1932 if (capa.auth & (WPA_DRIVER_AUTH_SHARED)) {
1933 if (!wpa_dbus_dict_string_array_add_element(
1934 &iter_array, "shared"))
1938 if (capa.auth & (WPA_DRIVER_AUTH_LEAP)) {
1939 if (!wpa_dbus_dict_string_array_add_element(
1940 &iter_array, "leap"))
1944 if (!wpa_dbus_dict_end_string_array(&iter_dict,
1952 if (!wpa_dbus_dict_append_string_array(&iter_dict, "Scan", scans,
1953 sizeof(scans) / sizeof(char *)))
1957 if (res < 0 || !(capa.flags & WPA_DRIVER_FLAGS_AP))
1958 n--; /* exclude ap mode if it is not supported by the driver */
1959 if (!wpa_dbus_dict_append_string_array(&iter_dict, "Modes", modes, n))
1962 if (!wpa_dbus_dict_close_write(&variant_iter, &iter_dict))
1964 if (!dbus_message_iter_close_container(&iter, &variant_iter))
1971 dbus_message_unref(reply);
1973 return dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY, NULL);
1978 * wpas_dbus_getter_state - Get interface state
1979 * @message: Pointer to incoming dbus message
1980 * @wpa_s: wpa_supplicant structure for a network interface
1981 * Returns: A dbus message containing a STRING representing the current
1984 * Getter for "State" property.
1986 DBusMessage * wpas_dbus_getter_state(DBusMessage *message,
1987 struct wpa_supplicant *wpa_s)
1989 DBusMessage *reply = NULL;
1990 const char *str_state;
1991 char *state_ls, *tmp;
1993 str_state = wpa_supplicant_state_txt(wpa_s->wpa_state);
1995 /* make state string lowercase to fit new DBus API convention
1997 state_ls = tmp = os_strdup(str_state);
1999 return dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
2003 *tmp = tolower(*tmp);
2007 reply = wpas_dbus_simple_property_getter(message, DBUS_TYPE_STRING,
2017 * wpas_dbus_new_iface_get_scanning - Get interface scanning state
2018 * @message: Pointer to incoming dbus message
2019 * @wpa_s: wpa_supplicant structure for a network interface
2020 * Returns: A dbus message containing whether the interface is scanning
2022 * Getter for "scanning" property.
2024 DBusMessage * wpas_dbus_getter_scanning(DBusMessage *message,
2025 struct wpa_supplicant *wpa_s)
2027 dbus_bool_t scanning = wpa_s->scanning ? TRUE : FALSE;
2028 return wpas_dbus_simple_property_getter(message, DBUS_TYPE_BOOLEAN,
2034 * wpas_dbus_getter_ap_scan - Control roaming mode
2035 * @message: Pointer to incoming dbus message
2036 * @wpa_s: wpa_supplicant structure for a network interface
2037 * Returns: A message containong value of ap_scan variable
2039 * Getter function for "ApScan" property.
2041 DBusMessage * wpas_dbus_getter_ap_scan(DBusMessage *message,
2042 struct wpa_supplicant *wpa_s)
2044 dbus_uint32_t ap_scan = wpa_s->conf->ap_scan;
2045 return wpas_dbus_simple_property_getter(message, DBUS_TYPE_UINT32,
2051 * wpas_dbus_setter_ap_scan - Control roaming mode
2052 * @message: Pointer to incoming dbus message
2053 * @wpa_s: wpa_supplicant structure for a network interface
2056 * Setter function for "ApScan" property.
2058 DBusMessage * wpas_dbus_setter_ap_scan(DBusMessage *message,
2059 struct wpa_supplicant *wpa_s)
2061 DBusMessage *reply = NULL;
2062 dbus_uint32_t ap_scan;
2064 reply = wpas_dbus_simple_property_setter(message, DBUS_TYPE_UINT32,
2069 if (wpa_supplicant_set_ap_scan(wpa_s, ap_scan)) {
2070 return wpas_dbus_error_invalid_args(
2071 message, "ap_scan must equal 0, 1 or 2");
2078 * wpas_dbus_getter_ifname - Get interface name
2079 * @message: Pointer to incoming dbus message
2080 * @wpa_s: wpa_supplicant structure for a network interface
2081 * Returns: A dbus message containing a name of network interface
2082 * associated with with wpa_s
2084 * Getter for "Ifname" property.
2086 DBusMessage * wpas_dbus_getter_ifname(DBusMessage *message,
2087 struct wpa_supplicant *wpa_s)
2089 const char *ifname = wpa_s->ifname;
2090 return wpas_dbus_simple_property_getter(message, DBUS_TYPE_STRING,
2096 * wpas_dbus_getter_driver - Get interface name
2097 * @message: Pointer to incoming dbus message
2098 * @wpa_s: wpa_supplicant structure for a network interface
2099 * Returns: A dbus message containing a name of network interface
2100 * driver associated with with wpa_s
2102 * Getter for "Driver" property.
2104 DBusMessage * wpas_dbus_getter_driver(DBusMessage *message,
2105 struct wpa_supplicant *wpa_s)
2109 if (wpa_s->driver == NULL || wpa_s->driver->name == NULL) {
2110 wpa_printf(MSG_DEBUG, "wpas_dbus_getter_driver[dbus]: "
2111 "wpa_s has no driver set");
2112 return wpas_dbus_error_unknown_error(message, NULL);
2115 driver = wpa_s->driver->name;
2116 return wpas_dbus_simple_property_getter(message, DBUS_TYPE_STRING,
2122 * wpas_dbus_getter_current_bss - Get current bss object path
2123 * @message: Pointer to incoming dbus message
2124 * @wpa_s: wpa_supplicant structure for a network interface
2125 * Returns: A dbus message containing a DBus object path to
2128 * Getter for "CurrentBSS" property.
2130 DBusMessage * wpas_dbus_getter_current_bss(DBusMessage *message,
2131 struct wpa_supplicant *wpa_s)
2134 char path_buf[WPAS_DBUS_OBJECT_PATH_MAX], *bss_obj_path = path_buf;
2136 if (wpa_s->current_bss)
2137 os_snprintf(bss_obj_path, WPAS_DBUS_OBJECT_PATH_MAX,
2138 "%s/" WPAS_DBUS_NEW_BSSIDS_PART "/%u",
2139 wpa_s->dbus_new_path, wpa_s->current_bss->id);
2141 os_snprintf(bss_obj_path, WPAS_DBUS_OBJECT_PATH_MAX, "/");
2143 reply = wpas_dbus_simple_property_getter(message,
2144 DBUS_TYPE_OBJECT_PATH,
2152 * wpas_dbus_getter_current_network - Get current network object path
2153 * @message: Pointer to incoming dbus message
2154 * @wpa_s: wpa_supplicant structure for a network interface
2155 * Returns: A dbus message containing a DBus object path to
2158 * Getter for "CurrentNetwork" property.
2160 DBusMessage * wpas_dbus_getter_current_network(DBusMessage *message,
2161 struct wpa_supplicant *wpa_s)
2164 char path_buf[WPAS_DBUS_OBJECT_PATH_MAX], *net_obj_path = path_buf;
2166 if (wpa_s->current_ssid)
2167 os_snprintf(net_obj_path, WPAS_DBUS_OBJECT_PATH_MAX,
2168 "%s/" WPAS_DBUS_NEW_NETWORKS_PART "/%u",
2169 wpa_s->dbus_new_path, wpa_s->current_ssid->id);
2171 os_snprintf(net_obj_path, WPAS_DBUS_OBJECT_PATH_MAX, "/");
2173 reply = wpas_dbus_simple_property_getter(message,
2174 DBUS_TYPE_OBJECT_PATH,
2182 * wpas_dbus_getter_bridge_ifname - Get interface name
2183 * @message: Pointer to incoming dbus message
2184 * @wpa_s: wpa_supplicant structure for a network interface
2185 * Returns: A dbus message containing a name of bridge network
2186 * interface associated with with wpa_s
2188 * Getter for "BridgeIfname" property.
2190 DBusMessage * wpas_dbus_getter_bridge_ifname(DBusMessage *message,
2191 struct wpa_supplicant *wpa_s)
2193 const char *bridge_ifname = NULL;
2195 bridge_ifname = wpa_s->bridge_ifname;
2196 if (bridge_ifname == NULL) {
2197 wpa_printf(MSG_ERROR, "wpas_dbus_getter_bridge_ifname[dbus]: "
2198 "wpa_s has no bridge interface name set");
2199 return wpas_dbus_error_unknown_error(message, NULL);
2202 return wpas_dbus_simple_property_getter(message, DBUS_TYPE_STRING,
2208 * wpas_dbus_getter_bsss - Get array of BSSs objects
2209 * @message: Pointer to incoming dbus message
2210 * @wpa_s: wpa_supplicant structure for a network interface
2211 * Returns: a dbus message containing an array of all known BSS objects
2214 * Getter for "BSSs" property.
2216 DBusMessage * wpas_dbus_getter_bsss(DBusMessage *message,
2217 struct wpa_supplicant *wpa_s)
2219 DBusMessage *reply = NULL;
2220 struct wpa_bss *bss;
2224 paths = os_zalloc(wpa_s->num_bss * sizeof(char *));
2226 return dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
2230 /* Loop through scan results and append each result's object path */
2231 dl_list_for_each(bss, &wpa_s->bss_id, struct wpa_bss, list_id) {
2232 paths[i] = os_zalloc(WPAS_DBUS_OBJECT_PATH_MAX);
2233 if (paths[i] == NULL) {
2234 reply = dbus_message_new_error(message,
2235 DBUS_ERROR_NO_MEMORY,
2239 /* Construct the object path for this BSS. */
2240 os_snprintf(paths[i++], WPAS_DBUS_OBJECT_PATH_MAX,
2241 "%s/" WPAS_DBUS_NEW_BSSIDS_PART "/%u",
2242 wpa_s->dbus_new_path, bss->id);
2245 reply = wpas_dbus_simple_array_property_getter(message,
2246 DBUS_TYPE_OBJECT_PATH,
2247 paths, wpa_s->num_bss);
2251 os_free(paths[--i]);
2258 * wpas_dbus_getter_networks - Get array of networks objects
2259 * @message: Pointer to incoming dbus message
2260 * @wpa_s: wpa_supplicant structure for a network interface
2261 * Returns: a dbus message containing an array of all configured
2262 * networks dbus object paths.
2264 * Getter for "Networks" property.
2266 DBusMessage * wpas_dbus_getter_networks(DBusMessage *message,
2267 struct wpa_supplicant *wpa_s)
2269 DBusMessage *reply = NULL;
2270 struct wpa_ssid *ssid;
2272 unsigned int i = 0, num = 0;
2274 if (wpa_s->conf == NULL) {
2275 wpa_printf(MSG_ERROR, "wpas_dbus_getter_networks[dbus]: "
2276 "An error occurred getting networks list.");
2277 return wpas_dbus_error_unknown_error(message, NULL);
2280 for (ssid = wpa_s->conf->ssid; ssid; ssid = ssid->next)
2283 paths = os_zalloc(num * sizeof(char *));
2285 return dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
2289 /* Loop through configured networks and append object path of each */
2290 for (ssid = wpa_s->conf->ssid; ssid; ssid = ssid->next) {
2291 paths[i] = os_zalloc(WPAS_DBUS_OBJECT_PATH_MAX);
2292 if (paths[i] == NULL) {
2293 reply = dbus_message_new_error(message,
2294 DBUS_ERROR_NO_MEMORY,
2299 /* Construct the object path for this network. */
2300 os_snprintf(paths[i++], WPAS_DBUS_OBJECT_PATH_MAX,
2301 "%s/" WPAS_DBUS_NEW_NETWORKS_PART "/%d",
2302 wpa_s->dbus_new_path, ssid->id);
2305 reply = wpas_dbus_simple_array_property_getter(message,
2306 DBUS_TYPE_OBJECT_PATH,
2311 os_free(paths[--i]);
2318 * wpas_dbus_getter_blobs - Get all blobs defined for this interface
2319 * @message: Pointer to incoming dbus message
2320 * @wpa_s: wpa_supplicant structure for a network interface
2321 * Returns: a dbus message containing a dictionary of pairs (blob_name, blob)
2323 * Getter for "Blobs" property.
2325 DBusMessage * wpas_dbus_getter_blobs(DBusMessage *message,
2326 struct wpa_supplicant *wpa_s)
2328 DBusMessage *reply = NULL;
2329 DBusMessageIter iter, variant_iter, dict_iter, entry_iter, array_iter;
2330 struct wpa_config_blob *blob;
2332 if (message == NULL)
2333 reply = dbus_message_new(DBUS_MESSAGE_TYPE_SIGNAL);
2335 reply = dbus_message_new_method_return(message);
2337 return dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
2340 dbus_message_iter_init_append(reply, &iter);
2342 if (!dbus_message_iter_open_container(&iter, DBUS_TYPE_VARIANT,
2343 "a{say}", &variant_iter) ||
2344 !dbus_message_iter_open_container(&variant_iter, DBUS_TYPE_ARRAY,
2345 "{say}", &dict_iter)) {
2346 dbus_message_unref(reply);
2347 return dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
2351 blob = wpa_s->conf->blobs;
2353 if (!dbus_message_iter_open_container(&dict_iter,
2354 DBUS_TYPE_DICT_ENTRY,
2355 NULL, &entry_iter) ||
2356 !dbus_message_iter_append_basic(&entry_iter,
2359 !dbus_message_iter_open_container(&entry_iter,
2361 DBUS_TYPE_BYTE_AS_STRING,
2363 !dbus_message_iter_append_fixed_array(&array_iter,
2367 !dbus_message_iter_close_container(&entry_iter,
2369 !dbus_message_iter_close_container(&dict_iter,
2371 dbus_message_unref(reply);
2372 return dbus_message_new_error(message,
2373 DBUS_ERROR_NO_MEMORY,
2380 if (!dbus_message_iter_close_container(&variant_iter, &dict_iter) ||
2381 !dbus_message_iter_close_container(&iter, &variant_iter)) {
2382 dbus_message_unref(reply);
2383 return dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
2392 * wpas_dbus_getter_bss_bssid - Return the BSSID of a BSS
2393 * @message: Pointer to incoming dbus message
2394 * @bss: a pair of interface describing structure and bss's id
2395 * Returns: a dbus message containing the bssid for the requested bss
2397 * Getter for "BSSID" property.
2399 DBusMessage * wpas_dbus_getter_bss_bssid(DBusMessage *message,
2400 struct bss_handler_args *bss)
2402 struct wpa_bss *res = wpa_bss_get_id(bss->wpa_s, bss->id);
2405 wpa_printf(MSG_ERROR, "wpas_dbus_getter_bss_bssid[dbus]: no "
2406 "bss with id %d found", bss->id);
2410 return wpas_dbus_simple_array_property_getter(message, DBUS_TYPE_BYTE,
2411 res->bssid, ETH_ALEN);
2416 * wpas_dbus_getter_bss_ssid - Return the SSID of a BSS
2417 * @message: Pointer to incoming dbus message
2418 * @bss: a pair of interface describing structure and bss's id
2419 * Returns: a dbus message containing the ssid for the requested bss
2421 * Getter for "SSID" property.
2423 DBusMessage * wpas_dbus_getter_bss_ssid(DBusMessage *message,
2424 struct bss_handler_args *bss)
2426 struct wpa_bss *res = wpa_bss_get_id(bss->wpa_s, bss->id);
2429 wpa_printf(MSG_ERROR, "wpas_dbus_getter_bss_ssid[dbus]: no "
2430 "bss with id %d found", bss->id);
2434 return wpas_dbus_simple_array_property_getter(message, DBUS_TYPE_BYTE,
2441 * wpas_dbus_getter_bss_privacy - Return the privacy flag of a BSS
2442 * @message: Pointer to incoming dbus message
2443 * @bss: a pair of interface describing structure and bss's id
2444 * Returns: a dbus message containing the privacy flag value of requested bss
2446 * Getter for "Privacy" property.
2448 DBusMessage * wpas_dbus_getter_bss_privacy(DBusMessage *message,
2449 struct bss_handler_args *bss)
2451 struct wpa_bss *res = wpa_bss_get_id(bss->wpa_s, bss->id);
2452 dbus_bool_t privacy;
2455 wpa_printf(MSG_ERROR, "wpas_dbus_getter_bss_privacy[dbus]: no "
2456 "bss with id %d found", bss->id);
2460 privacy = (res->caps & IEEE80211_CAP_PRIVACY) ? TRUE : FALSE;
2461 return wpas_dbus_simple_property_getter(message, DBUS_TYPE_BOOLEAN,
2467 * wpas_dbus_getter_bss_mode - Return the mode of a BSS
2468 * @message: Pointer to incoming dbus message
2469 * @bss: a pair of interface describing structure and bss's id
2470 * Returns: a dbus message containing the mode of requested bss
2472 * Getter for "Mode" property.
2474 DBusMessage * wpas_dbus_getter_bss_mode(DBusMessage *message,
2475 struct bss_handler_args *bss)
2477 struct wpa_bss *res = wpa_bss_get_id(bss->wpa_s, bss->id);
2481 wpa_printf(MSG_ERROR, "wpas_dbus_getter_bss_mode[dbus]: no "
2482 "bss with id %d found", bss->id);
2486 if (res->caps & IEEE80211_CAP_IBSS)
2489 mode = "infrastructure";
2491 return wpas_dbus_simple_property_getter(message, DBUS_TYPE_STRING,
2497 * wpas_dbus_getter_bss_level - Return the signal strength of a BSS
2498 * @message: Pointer to incoming dbus message
2499 * @bss: a pair of interface describing structure and bss's id
2500 * Returns: a dbus message containing the signal strength of requested bss
2502 * Getter for "Level" property.
2504 DBusMessage * wpas_dbus_getter_bss_signal(DBusMessage *message,
2505 struct bss_handler_args *bss)
2507 struct wpa_bss *res = wpa_bss_get_id(bss->wpa_s, bss->id);
2510 wpa_printf(MSG_ERROR, "wpas_dbus_getter_bss_signal[dbus]: no "
2511 "bss with id %d found", bss->id);
2515 return wpas_dbus_simple_property_getter(message, DBUS_TYPE_INT16,
2521 * wpas_dbus_getter_bss_frequency - Return the frequency of a BSS
2522 * @message: Pointer to incoming dbus message
2523 * @bss: a pair of interface describing structure and bss's id
2524 * Returns: a dbus message containing the frequency of requested bss
2526 * Getter for "Frequency" property.
2528 DBusMessage * wpas_dbus_getter_bss_frequency(DBusMessage *message,
2529 struct bss_handler_args *bss)
2531 struct wpa_bss *res = wpa_bss_get_id(bss->wpa_s, bss->id);
2534 wpa_printf(MSG_ERROR, "wpas_dbus_getter_bss_frequency[dbus]: "
2535 "no bss with id %d found", bss->id);
2539 return wpas_dbus_simple_property_getter(message, DBUS_TYPE_UINT16,
2544 static int cmp_u8s_desc(const void *a, const void *b)
2546 return (*(u8 *) b - *(u8 *) a);
2551 * wpas_dbus_getter_bss_rates - Return available bit rates of a BSS
2552 * @message: Pointer to incoming dbus message
2553 * @bss: a pair of interface describing structure and bss's id
2554 * Returns: a dbus message containing sorted array of bit rates
2556 * Getter for "Rates" property.
2558 DBusMessage * wpas_dbus_getter_bss_rates(DBusMessage *message,
2559 struct bss_handler_args *bss)
2562 struct wpa_bss *res = wpa_bss_get_id(bss->wpa_s, bss->id);
2563 u8 *ie_rates = NULL;
2568 wpa_printf(MSG_ERROR, "wpas_dbus_getter_bss_rates[dbus]: "
2569 "no bss with id %d found", bss->id);
2573 rates_num = wpa_bss_get_bit_rates(res, &ie_rates);
2577 qsort(ie_rates, rates_num, 1, cmp_u8s_desc);
2579 real_rates = os_malloc(sizeof(u32) * rates_num);
2582 return dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
2586 for (i = 0; i < rates_num; i++)
2587 real_rates[i] = ie_rates[i] * 500000;
2589 reply = wpas_dbus_simple_array_property_getter(message,
2591 real_rates, rates_num);
2594 os_free(real_rates);
2599 static DBusMessage * wpas_dbus_get_bss_security_prop(
2600 DBusMessage *message, struct wpa_ie_data *ie_data)
2603 DBusMessageIter iter, iter_dict, variant_iter;
2605 const char *pairwise[2]; /* max 2 pairwise ciphers is supported */
2606 const char *key_mgmt[7]; /* max 7 key managements may be supported */
2609 if (message == NULL)
2610 reply = dbus_message_new(DBUS_MESSAGE_TYPE_SIGNAL);
2612 reply = dbus_message_new_method_return(message);
2616 dbus_message_iter_init_append(reply, &iter);
2617 if (!dbus_message_iter_open_container(&iter, DBUS_TYPE_VARIANT,
2618 "a{sv}", &variant_iter))
2621 if (!wpa_dbus_dict_open_write(&variant_iter, &iter_dict))
2626 if (ie_data->key_mgmt & WPA_KEY_MGMT_PSK)
2627 key_mgmt[n++] = "wpa-psk";
2628 if (ie_data->key_mgmt & WPA_KEY_MGMT_FT_PSK)
2629 key_mgmt[n++] = "wpa-ft-psk";
2630 if (ie_data->key_mgmt & WPA_KEY_MGMT_PSK_SHA256)
2631 key_mgmt[n++] = "wpa-psk-sha256";
2632 if (ie_data->key_mgmt & WPA_KEY_MGMT_IEEE8021X)
2633 key_mgmt[n++] = "wpa-eap";
2634 if (ie_data->key_mgmt & WPA_KEY_MGMT_FT_IEEE8021X)
2635 key_mgmt[n++] = "wpa-ft-eap";
2636 if (ie_data->key_mgmt & WPA_KEY_MGMT_IEEE8021X_SHA256)
2637 key_mgmt[n++] = "wpa-eap-sha256";
2638 if (ie_data->key_mgmt & WPA_KEY_MGMT_NONE)
2639 key_mgmt[n++] = "wpa-none";
2641 if (!wpa_dbus_dict_append_string_array(&iter_dict, "KeyMgmt",
2646 switch (ie_data->group_cipher) {
2647 case WPA_CIPHER_WEP40:
2650 case WPA_CIPHER_TKIP:
2653 case WPA_CIPHER_CCMP:
2656 case WPA_CIPHER_WEP104:
2664 if (!wpa_dbus_dict_append_string(&iter_dict, "Group", group))
2669 if (ie_data->pairwise_cipher & WPA_CIPHER_TKIP)
2670 pairwise[n++] = "tkip";
2671 if (ie_data->pairwise_cipher & WPA_CIPHER_CCMP)
2672 pairwise[n++] = "ccmp";
2674 if (!wpa_dbus_dict_append_string_array(&iter_dict, "Pairwise",
2678 /* Management group (RSN only) */
2679 if (ie_data->proto == WPA_PROTO_RSN) {
2680 switch (ie_data->mgmt_group_cipher) {
2681 #ifdef CONFIG_IEEE80211W
2682 case WPA_CIPHER_AES_128_CMAC:
2683 group = "aes128cmac";
2685 #endif /* CONFIG_IEEE80211W */
2691 if (!wpa_dbus_dict_append_string(&iter_dict, "MgmtGroup",
2696 if (!wpa_dbus_dict_close_write(&variant_iter, &iter_dict))
2698 if (!dbus_message_iter_close_container(&iter, &variant_iter))
2705 dbus_message_unref(reply);
2707 return dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY, NULL);
2712 * wpas_dbus_getter_bss_wpa - Return the WPA options of a BSS
2713 * @message: Pointer to incoming dbus message
2714 * @bss: a pair of interface describing structure and bss's id
2715 * Returns: a dbus message containing the WPA options of requested bss
2717 * Getter for "WPA" property.
2719 DBusMessage * wpas_dbus_getter_bss_wpa(DBusMessage *message,
2720 struct bss_handler_args *bss)
2722 struct wpa_bss *res = wpa_bss_get_id(bss->wpa_s, bss->id);
2723 struct wpa_ie_data wpa_data;
2727 wpa_printf(MSG_ERROR, "wpas_dbus_getter_bss_wpa[dbus]: no "
2728 "bss with id %d found", bss->id);
2732 os_memset(&wpa_data, 0, sizeof(wpa_data));
2733 ie = wpa_bss_get_vendor_ie(res, WPA_IE_VENDOR_TYPE);
2735 if (wpa_parse_wpa_ie(ie, 2 + ie[1], &wpa_data) < 0)
2736 return wpas_dbus_error_unknown_error(message,
2740 return wpas_dbus_get_bss_security_prop(message, &wpa_data);
2745 * wpas_dbus_getter_bss_rsn - Return the RSN options of a BSS
2746 * @message: Pointer to incoming dbus message
2747 * @bss: a pair of interface describing structure and bss's id
2748 * Returns: a dbus message containing the RSN options of requested bss
2750 * Getter for "RSN" property.
2752 DBusMessage * wpas_dbus_getter_bss_rsn(DBusMessage *message,
2753 struct bss_handler_args *bss)
2755 struct wpa_bss *res = wpa_bss_get_id(bss->wpa_s, bss->id);
2756 struct wpa_ie_data wpa_data;
2760 wpa_printf(MSG_ERROR, "wpas_dbus_getter_bss_rsn[dbus]: no "
2761 "bss with id %d found", bss->id);
2765 os_memset(&wpa_data, 0, sizeof(wpa_data));
2766 ie = wpa_bss_get_ie(res, WLAN_EID_RSN);
2768 if (wpa_parse_wpa_ie(ie, 2 + ie[1], &wpa_data) < 0)
2769 return wpas_dbus_error_unknown_error(message,
2773 return wpas_dbus_get_bss_security_prop(message, &wpa_data);
2778 * wpas_dbus_getter_bss_ies - Return all IEs of a BSS
2779 * @message: Pointer to incoming dbus message
2780 * @bss: a pair of interface describing structure and bss's id
2781 * Returns: a dbus message containing IEs byte array
2783 * Getter for "IEs" property.
2785 DBusMessage * wpas_dbus_getter_bss_ies(DBusMessage *message,
2786 struct bss_handler_args *bss)
2788 struct wpa_bss *res = wpa_bss_get_id(bss->wpa_s, bss->id);
2791 wpa_printf(MSG_ERROR, "wpas_dbus_getter_bss_ies[dbus]: no "
2792 "bss with id %d found", bss->id);
2796 return wpas_dbus_simple_array_property_getter(message, DBUS_TYPE_BYTE,
2797 res + 1, res->ie_len);
2802 * wpas_dbus_getter_enabled - Check whether network is enabled or disabled
2803 * @message: Pointer to incoming dbus message
2804 * @wpas_dbus_setter_enabled: wpa_supplicant structure for a network interface
2805 * and wpa_ssid structure for a configured network
2806 * Returns: DBus message with boolean indicating state of configured network
2807 * or DBus error on failure
2809 * Getter for "enabled" property of a configured network.
2811 DBusMessage * wpas_dbus_getter_enabled(DBusMessage *message,
2812 struct network_handler_args *net)
2814 dbus_bool_t enabled = net->ssid->disabled ? FALSE : TRUE;
2815 return wpas_dbus_simple_property_getter(message, DBUS_TYPE_BOOLEAN,
2821 * wpas_dbus_setter_enabled - Mark a configured network as enabled or disabled
2822 * @message: Pointer to incoming dbus message
2823 * @wpas_dbus_setter_enabled: wpa_supplicant structure for a network interface
2824 * and wpa_ssid structure for a configured network
2825 * Returns: NULL indicating success or DBus error on failure
2827 * Setter for "Enabled" property of a configured network.
2829 DBusMessage * wpas_dbus_setter_enabled(DBusMessage *message,
2830 struct network_handler_args *net)
2832 DBusMessage *reply = NULL;
2834 struct wpa_supplicant *wpa_s;
2835 struct wpa_ssid *ssid;
2839 reply = wpas_dbus_simple_property_setter(message, DBUS_TYPE_BOOLEAN,
2849 wpa_supplicant_enable_network(wpa_s, ssid);
2851 wpa_supplicant_disable_network(wpa_s, ssid);
2858 * wpas_dbus_getter_network_properties - Get options for a configured network
2859 * @message: Pointer to incoming dbus message
2860 * @net: wpa_supplicant structure for a network interface and
2861 * wpa_ssid structure for a configured network
2862 * Returns: DBus message with network properties or DBus error on failure
2864 * Getter for "Properties" property of a configured network.
2866 DBusMessage * wpas_dbus_getter_network_properties(
2867 DBusMessage *message, struct network_handler_args *net)
2869 DBusMessage *reply = NULL;
2870 DBusMessageIter iter, variant_iter, dict_iter;
2872 char **props = wpa_config_get_all(net->ssid, 0);
2874 return dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
2877 if (message == NULL)
2878 reply = dbus_message_new(DBUS_MESSAGE_TYPE_SIGNAL);
2880 reply = dbus_message_new_method_return(message);
2882 reply = dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
2887 dbus_message_iter_init_append(reply, &iter);
2889 if (!dbus_message_iter_open_container(&iter, DBUS_TYPE_VARIANT,
2890 "a{sv}", &variant_iter) ||
2891 !wpa_dbus_dict_open_write(&variant_iter, &dict_iter)) {
2892 dbus_message_unref(reply);
2893 reply = dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
2900 if (!wpa_dbus_dict_append_string(&dict_iter, *iterator,
2902 dbus_message_unref(reply);
2903 reply = dbus_message_new_error(message,
2904 DBUS_ERROR_NO_MEMORY,
2912 if (!wpa_dbus_dict_close_write(&variant_iter, &dict_iter) ||
2913 !dbus_message_iter_close_container(&iter, &variant_iter)) {
2914 dbus_message_unref(reply);
2915 reply = dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
2932 * wpas_dbus_setter_network_properties - Set options for a configured network
2933 * @message: Pointer to incoming dbus message
2934 * @net: wpa_supplicant structure for a network interface and
2935 * wpa_ssid structure for a configured network
2936 * Returns: NULL indicating success or DBus error on failure
2938 * Setter for "Properties" property of a configured network.
2940 DBusMessage * wpas_dbus_setter_network_properties(
2941 DBusMessage *message, struct network_handler_args *net)
2943 struct wpa_ssid *ssid = net->ssid;
2945 DBusMessage *reply = NULL;
2946 DBusMessageIter iter, variant_iter;
2948 dbus_message_iter_init(message, &iter);
2950 dbus_message_iter_next(&iter);
2951 dbus_message_iter_next(&iter);
2953 dbus_message_iter_recurse(&iter, &variant_iter);
2955 reply = set_network_properties(message, net->wpa_s, ssid,
2958 wpa_printf(MSG_DEBUG, "dbus control interface couldn't set "
2959 "network properties");