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Check for SYS/GL during library init. Reason is that
[AROS.git] / workbench / network / WirelessManager / wpa_supplicant / dbus / dbus_new_handlers.c
blobe2b5e50dd2b7e02a41279723be48816ccfe9051e
1 /*
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>
6 *
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.
10 *
11 * Alternatively, this software may be distributed under the terms of BSD
12 * license.
13 *
14 * See README and COPYING for more details.
15 */
16
17 #include "includes.h"
18
19 #include "common.h"
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"
29 #include "../bss.h"
30 #include "../scan.h"
31 #include "dbus_new_helpers.h"
32 #include "dbus_new.h"
33 #include "dbus_new_handlers.h"
34 #include "dbus_dict_helpers.h"
35
36 extern int wpa_debug_level;
37 extern int wpa_debug_show_keys;
38 extern int wpa_debug_timestamp;
39
40 static const char *debug_strings[] = {
41 "msgdump", "debug", "info", "warning", "error", NULL
42 };
43
44
45 /**
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
51 *
52 * For a given object path, decomposes the object path into object id, network,
53 * and BSSID parts, if those parts exist.
54 */
55 static char * wpas_dbus_new_decompose_object_path(const char *path,
56 char **network,
57 char **bssid)
58 {
59 const unsigned int dev_path_prefix_len =
60 strlen(WPAS_DBUS_NEW_PATH_INTERFACES "/");
61 char *obj_path_only;
62 char *next_sep;
63
64 /* Be a bit paranoid about path */
65 if (!path || os_strncmp(path, WPAS_DBUS_NEW_PATH_INTERFACES "/",
66 dev_path_prefix_len))
67 return NULL;
68
69 /* Ensure there's something at the end of the path */
70 if ((path + dev_path_prefix_len)[0] == '\0')
71 return NULL;
72
73 obj_path_only = os_strdup(path);
74 if (obj_path_only == NULL)
75 return NULL;
76
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 "/");
83
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 "/");
88 *network = NULL;
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);
97 else
98 *bssid = NULL;
99 }
100
101 /* Cut off interface object path before "/" */
102 *next_sep = '\0';
103 }
104
105 return obj_path_only;
106 }
107
108
109 /**
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
114 *
115 * Convenience function to create and return an UnknownError
116 */
117 DBusMessage * wpas_dbus_error_unknown_error(DBusMessage *message,
118 const char *arg)
119 {
120 return dbus_message_new_error(message, WPAS_DBUS_ERROR_UNKNOWN_ERROR,
121 arg);
122 }
123
124
125 /**
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
129 *
130 * Convenience function to create and return an invalid interface error
131 */
132 static DBusMessage * wpas_dbus_error_iface_unknown(DBusMessage *message)
133 {
134 return dbus_message_new_error(message, WPAS_DBUS_ERROR_IFACE_UNKNOWN,
135 "wpa_supplicant knows nothing about "
136 "this interface.");
137 }
138
139
140 /**
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
144 *
145 * Convenience function to create and return an invalid network error
146 */
147 static DBusMessage * wpas_dbus_error_network_unknown(DBusMessage *message)
148 {
149 return dbus_message_new_error(message, WPAS_DBUS_ERROR_NETWORK_UNKNOWN,
150 "There is no such a network in this "
151 "interface.");
152 }
153
154
155 /**
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
159 *
160 * Convenience function to create and return an invalid options error
161 */
162 DBusMessage * wpas_dbus_error_invalid_args(DBusMessage *message,
163 const char *arg)
164 {
165 DBusMessage *reply;
166
167 reply = dbus_message_new_error(message, WPAS_DBUS_ERROR_INVALID_ARGS,
168 "Did not receive correct message "
169 "arguments.");
170 if (arg != NULL)
171 dbus_message_append_args(reply, DBUS_TYPE_STRING, &arg,
172 DBUS_TYPE_INVALID);
173
174 return reply;
175 }
176
177
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",
181 "bssid", NULL
182 };
183
184 static dbus_bool_t should_quote_opt(const char *key)
185 {
186 int i = 0;
187 while (dont_quote[i] != NULL) {
188 if (os_strcmp(key, dont_quote[i]) == 0)
189 return FALSE;
190 i++;
191 }
192 return TRUE;
193 }
194
195 /**
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
200 */
201 static struct wpa_supplicant * get_iface_by_dbus_path(
202 struct wpa_global *global, const char *path)
203 {
204 struct wpa_supplicant *wpa_s;
205
206 for (wpa_s = global->ifaces; wpa_s; wpa_s = wpa_s->next) {
207 if (os_strcmp(wpa_s->dbus_new_path, path) == 0)
208 return wpa_s;
209 }
210 return NULL;
211 }
212
213
214 /**
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
220 * properties to set.
221 * Returns: NULL when succeed or DBus error on failure
222 *
223 * Sets network configuration with parameters given id DBus dictionary
224 */
225 static DBusMessage * set_network_properties(DBusMessage *message,
226 struct wpa_supplicant *wpa_s,
227 struct wpa_ssid *ssid,
228 DBusMessageIter *iter)
229 {
230
231 struct wpa_dbus_dict_entry entry = { .type = DBUS_TYPE_STRING };
232 DBusMessage *reply = NULL;
233 DBusMessageIter iter_dict;
234
235 if (!wpa_dbus_dict_open_read(iter, &iter_dict))
236 return wpas_dbus_error_invalid_args(message, NULL);
237
238 while (wpa_dbus_dict_has_dict_entry(&iter_dict)) {
239 char *value = NULL;
240 size_t size = 50;
241 int ret;
242 if (!wpa_dbus_dict_get_entry(&iter_dict, &entry)) {
243 reply = wpas_dbus_error_invalid_args(message, NULL);
244 break;
245 }
246 if (entry.type == DBUS_TYPE_ARRAY &&
247 entry.array_type == DBUS_TYPE_BYTE) {
248 if (entry.array_len <= 0)
249 goto error;
250
251 size = entry.array_len * 2 + 1;
252 value = os_zalloc(size);
253 if (value == NULL)
254 goto error;
255
256 ret = wpa_snprintf_hex(value, size,
257 (u8 *) entry.bytearray_value,
258 entry.array_len);
259 if (ret <= 0)
260 goto error;
261 } else if (entry.type == DBUS_TYPE_STRING) {
262 if (should_quote_opt(entry.key)) {
263 size = os_strlen(entry.str_value);
264 if (size <= 0)
265 goto error;
266
267 size += 3;
268 value = os_zalloc(size);
269 if (value == NULL)
270 goto error;
271
272 ret = os_snprintf(value, size, "\"%s\"",
273 entry.str_value);
274 if (ret < 0 || (size_t) ret != (size - 1))
275 goto error;
276 } else {
277 value = os_strdup(entry.str_value);
278 if (value == NULL)
279 goto error;
280 }
281 } else if (entry.type == DBUS_TYPE_UINT32) {
282 value = os_zalloc(size);
283 if (value == NULL)
284 goto error;
285
286 ret = os_snprintf(value, size, "%u",
287 entry.uint32_value);
288 if (ret <= 0)
289 goto error;
290 } else if (entry.type == DBUS_TYPE_INT32) {
291 value = os_zalloc(size);
292 if (value == NULL)
293 goto error;
294
295 ret = os_snprintf(value, size, "%d",
296 entry.int32_value);
297 if (ret <= 0)
298 goto error;
299 } else
300 goto error;
301
302 if (wpa_config_set(ssid, entry.key, value, 0) < 0)
303 goto error;
304
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);
311
312 os_free(value);
313 wpa_dbus_dict_entry_clear(&entry);
314 continue;
315
316 error:
317 os_free(value);
318 reply = wpas_dbus_error_invalid_args(message, entry.key);
319 wpa_dbus_dict_entry_clear(&entry);
320 break;
321 }
322
323 return reply;
324 }
325
326
327 /**
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.
334 *
335 * Generic getter for basic type properties. Type is required to be basic.
336 */
337 DBusMessage * wpas_dbus_simple_property_getter(DBusMessage *message,
338 const int type, const void *val)
339 {
340 DBusMessage *reply = NULL;
341 DBusMessageIter iter, variant_iter;
342
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);
347 }
348
349 if (message == NULL)
350 reply = dbus_message_new(DBUS_MESSAGE_TYPE_SIGNAL);
351 else
352 reply = dbus_message_new_method_return(message);
353
354 if (reply != NULL) {
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,
360 val) ||
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 "
365 "message");
366 dbus_message_unref(reply);
367 reply = dbus_message_new_error(message,
368 DBUS_ERROR_NO_MEMORY,
369 NULL);
370 }
371 } else {
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,
375 NULL);
376 }
377
378 return reply;
379 }
380
381
382 /**
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.
388 *
389 * Generic setter for basic type properties. Type is required to be basic.
390 */
391 DBusMessage * wpas_dbus_simple_property_setter(DBusMessage *message,
392 const int type, void *val)
393 {
394 DBusMessageIter iter, variant_iter;
395
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);
400 }
401
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,
406 NULL);
407 }
408
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);
413
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");
419 }
420 dbus_message_iter_get_basic(&variant_iter, val);
421
422 return NULL;
423 }
424
425
426 /**
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.
434 *
435 * Generic getter for array type properties. Array elements type is
436 * required to be basic.
437 */
438 DBusMessage * wpas_dbus_simple_array_property_getter(DBusMessage *message,
439 const int type,
440 const void *array,
441 size_t array_len)
442 {
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;
448
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);
454 }
455
456 sub_type_str = wpa_dbus_type_as_string(type);
457 type_str[1] = sub_type_str[0];
458
459 if (message == NULL)
460 reply = dbus_message_new(DBUS_MESSAGE_TYPE_SIGNAL);
461 else
462 reply = dbus_message_new_method_return(message);
463 if (reply == NULL) {
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,
468 NULL);
469 }
470
471 dbus_message_iter_init_append(reply, &iter);
472
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,
482 NULL);
483 }
484
485 switch(type) {
486 case DBUS_TYPE_BYTE:
487 case DBUS_TYPE_BOOLEAN:
488 element_size = 1;
489 break;
490 case DBUS_TYPE_INT16:
491 case DBUS_TYPE_UINT16:
492 element_size = sizeof(uint16_t);
493 break;
494 case DBUS_TYPE_INT32:
495 case DBUS_TYPE_UINT32:
496 element_size = sizeof(uint32_t);
497 break;
498 case DBUS_TYPE_INT64:
499 case DBUS_TYPE_UINT64:
500 element_size = sizeof(uint64_t);
501 break;
502 case DBUS_TYPE_DOUBLE:
503 element_size = sizeof(double);
504 break;
505 case DBUS_TYPE_STRING:
506 case DBUS_TYPE_OBJECT_PATH:
507 element_size = sizeof(char *);
508 break;
509 default:
510 wpa_printf(MSG_ERROR, "dbus: "
511 "wpas_dbus_simple_array_property_getter: "
512 "fatal: unknown element type");
513 element_size = 1;
514 break;
515 }
516
517 for (i = 0; i < array_len; i++) {
518 dbus_message_iter_append_basic(&array_iter, type,
519 array + i * element_size);
520 }
521
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,
529 NULL);
530 }
531
532 return reply;
533 }
534
535
536 /**
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
542 *
543 * Handler function for "CreateInterface" method call. Handles requests
544 * by dbus clients to register a network interface that wpa_supplicant
545 * will manage.
546 */
547 DBusMessage * wpas_dbus_handler_create_interface(DBusMessage *message,
548 struct wpa_global *global)
549 {
550 DBusMessageIter iter_dict;
551 DBusMessage *reply = NULL;
552 DBusMessageIter iter;
553 struct wpa_dbus_dict_entry entry;
554 char *driver = NULL;
555 char *ifname = NULL;
556 char *bridge_ifname = NULL;
557
558 dbus_message_iter_init(message, &iter);
559
560 if (!wpa_dbus_dict_open_read(&iter, &iter_dict))
561 goto error;
562 while (wpa_dbus_dict_has_dict_entry(&iter_dict)) {
563 if (!wpa_dbus_dict_get_entry(&iter_dict, &entry))
564 goto error;
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);
569 if (driver == NULL)
570 goto error;
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);
575 if (ifname == NULL)
576 goto error;
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)
582 goto error;
583 } else {
584 wpa_dbus_dict_entry_clear(&entry);
585 goto error;
586 }
587 }
588
589 if (ifname == NULL)
590 goto error; /* Required Ifname argument missing */
591
592 /*
593 * Try to get the wpa_supplicant record for this iface, return
594 * an error if we already control it.
595 */
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.");
601 } else {
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);
614 } else {
615 reply = wpas_dbus_error_unknown_error(
616 message, "wpa_supplicant couldn't grab this "
617 "interface.");
618 }
619 }
620
621 out:
622 os_free(driver);
623 os_free(ifname);
624 os_free(bridge_ifname);
625 return reply;
626
627 error:
628 reply = wpas_dbus_error_invalid_args(message, NULL);
629 goto out;
630 }
631
632
633 /**
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
639 *
640 * Handler function for "removeInterface" method call. Handles requests
641 * by dbus clients to deregister a network interface that wpa_supplicant
642 * currently manages.
643 */
644 DBusMessage * wpas_dbus_handler_remove_interface(DBusMessage *message,
645 struct wpa_global *global)
646 {
647 struct wpa_supplicant *wpa_s;
648 char *path;
649 DBusMessage *reply = NULL;
650
651 dbus_message_get_args(message, NULL, DBUS_TYPE_OBJECT_PATH, &path,
652 DBUS_TYPE_INVALID);
653
654 wpa_s = get_iface_by_dbus_path(global, path);
655 if (wpa_s == NULL)
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 "
660 "interface.");
661 }
662
663 return reply;
664 }
665
666
667 /**
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
673 *
674 * Handler function for "getInterface" method call.
675 */
676 DBusMessage * wpas_dbus_handler_get_interface(DBusMessage *message,
677 struct wpa_global *global)
678 {
679 DBusMessage *reply = NULL;
680 const char *ifname;
681 const char *path;
682 struct wpa_supplicant *wpa_s;
683
684 dbus_message_get_args(message, NULL, DBUS_TYPE_STRING, &ifname,
685 DBUS_TYPE_INVALID);
686
687 wpa_s = wpa_supplicant_get_iface(global, ifname);
688 if (wpa_s == NULL)
689 return wpas_dbus_error_iface_unknown(message);
690
691 path = wpa_s->dbus_new_path;
692 reply = dbus_message_new_method_return(message);
693 if (reply == NULL)
694 return dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
695 NULL);
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,
700 NULL);
701 }
702
703 return reply;
704 }
705
706
707 /**
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
712 *
713 * Getter for "DebugLevel" property.
714 */
715 DBusMessage * wpas_dbus_getter_debug_level(DBusMessage *message,
716 struct wpa_global *global)
717 {
718 const char *str;
719 int idx = wpa_debug_level;
720 if (idx < 0)
721 idx = 0;
722 if (idx > 4)
723 idx = 4;
724 str = debug_strings[idx];
725 return wpas_dbus_simple_property_getter(message, DBUS_TYPE_STRING,
726 &str);
727 }
728
729
730 /**
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
735 *
736 * Getter for "DebugTimestamp" property.
737 */
738 DBusMessage * wpas_dbus_getter_debug_timestamp(DBusMessage *message,
739 struct wpa_global *global)
740 {
741 return wpas_dbus_simple_property_getter(message, DBUS_TYPE_BOOLEAN,
742 &wpa_debug_timestamp);
743
744 }
745
746
747 /**
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
752 *
753 * Getter for "DebugShowKeys" property.
754 */
755 DBusMessage * wpas_dbus_getter_debug_show_keys(DBusMessage *message,
756 struct wpa_global *global)
757 {
758 return wpas_dbus_simple_property_getter(message, DBUS_TYPE_BOOLEAN,
759 &wpa_debug_show_keys);
760
761 }
762
763 /**
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
768 *
769 * Setter for "DebugLevel" property.
770 */
771 DBusMessage * wpas_dbus_setter_debug_level(DBusMessage *message,
772 struct wpa_global *global)
773 {
774 DBusMessage *reply;
775 const char *str = NULL;
776 int i, val = -1;
777
778 reply = wpas_dbus_simple_property_setter(message, DBUS_TYPE_STRING,
779 &str);
780 if (reply)
781 return reply;
782
783 for (i = 0; debug_strings[i]; i++)
784 if (os_strcmp(debug_strings[i], str) == 0) {
785 val = i;
786 break;
787 }
788
789 if (val < 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");
795 }
796
797 return NULL;
798 }
799
800
801 /**
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
806 *
807 * Setter for "DebugTimestamp" property.
808 */
809 DBusMessage * wpas_dbus_setter_debug_timestamp(DBusMessage *message,
810 struct wpa_global *global)
811 {
812 DBusMessage *reply;
813 dbus_bool_t val;
814
815 reply = wpas_dbus_simple_property_setter(message, DBUS_TYPE_BOOLEAN,
816 &val);
817 if (reply)
818 return reply;
819
820 wpa_supplicant_set_debug_params(global, wpa_debug_level, val ? 1 : 0,
821 wpa_debug_show_keys);
822
823 return NULL;
824 }
825
826
827 /**
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
832 *
833 * Setter for "DebugShowKeys" property.
834 */
835 DBusMessage * wpas_dbus_setter_debug_show_keys(DBusMessage *message,
836 struct wpa_global *global)
837 {
838 DBusMessage *reply;
839 dbus_bool_t val;
840
841 reply = wpas_dbus_simple_property_setter(message, DBUS_TYPE_BOOLEAN,
842 &val);
843 if (reply)
844 return reply;
845
846 wpa_supplicant_set_debug_params(global, wpa_debug_level,
847 wpa_debug_timestamp,
848 val ? 1 : 0);
849
850 return NULL;
851 }
852
853
854 /**
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
860 *
861 * Getter for "Interfaces" property. Handles requests
862 * by dbus clients to return list of registered interfaces objects
863 * paths
864 */
865 DBusMessage * wpas_dbus_getter_interfaces(DBusMessage *message,
866 struct wpa_global *global)
867 {
868 DBusMessage *reply = NULL;
869 struct wpa_supplicant *wpa_s;
870 const char **paths;
871 unsigned int i = 0, num = 0;
872
873 for (wpa_s = global->ifaces; wpa_s; wpa_s = wpa_s->next)
874 num++;
875
876 paths = os_zalloc(num * sizeof(char*));
877 if (!paths) {
878 return dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
879 NULL);
880 }
881
882 for (wpa_s = global->ifaces; wpa_s; wpa_s = wpa_s->next)
883 paths[i] = wpa_s->dbus_new_path;
884
885 reply = wpas_dbus_simple_array_property_getter(message,
886 DBUS_TYPE_OBJECT_PATH,
887 paths, num);
888
889 os_free(paths);
890 return reply;
891 }
892
893
894 /**
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
900 *
901 * Getter for "EapMethods" property. Handles requests
902 * by dbus clients to return list of strings with supported EAP methods
903 */
904 DBusMessage * wpas_dbus_getter_eap_methods(DBusMessage *message, void *nothing)
905 {
906 DBusMessage *reply = NULL;
907 char **eap_methods;
908 size_t num_items = 0;
909
910 eap_methods = eap_get_names_as_string_array(&num_items);
911 if (!eap_methods) {
912 return dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
913 NULL);
914 }
915
916 reply = wpas_dbus_simple_array_property_getter(message,
917 DBUS_TYPE_STRING,
918 eap_methods, num_items);
919
920 while (num_items)
921 os_free(eap_methods[--num_items]);
922 os_free(eap_methods);
923 return reply;
924 }
925
926
927 static int wpas_dbus_get_scan_type(DBusMessage *message, DBusMessageIter *var,
928 char **type, DBusMessage **reply)
929 {
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");
935 return -1;
936 }
937 dbus_message_iter_get_basic(var, type);
938 return 0;
939 }
940
941
942 static int wpas_dbus_get_scan_ssids(DBusMessage *message, DBusMessageIter *var,
943 struct wpa_driver_scan_params *params,
944 DBusMessage **reply)
945 {
946 struct wpa_driver_scan_ssid *ssids = params->ssids;
947 size_t ssids_num = 0;
948 u8 *ssid;
949 DBusMessageIter array_iter, sub_array_iter;
950 char *val;
951 int len;
952
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 "
958 "bytes required");
959 return -1;
960 }
961
962 dbus_message_iter_recurse(var, &array_iter);
963
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)
966 {
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 "
971 "bytes required");
972 return -1;
973 }
974
975 while (dbus_message_iter_get_arg_type(&array_iter) == DBUS_TYPE_ARRAY)
976 {
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 "
980 "call");
981 *reply = wpas_dbus_error_invalid_args(
982 message, "Too many ssids specified. Specify "
983 "at most four");
984 return -1;
985 }
986
987 dbus_message_iter_recurse(&array_iter, &sub_array_iter);
988
989 dbus_message_iter_get_fixed_array(&sub_array_iter, &val, &len);
990 if (len == 0) {
991 dbus_message_iter_next(&array_iter);
992 continue;
993 }
994
995 ssid = os_malloc(len);
996 if (ssid == NULL) {
997 wpa_printf(MSG_DEBUG, "wpas_dbus_handler_scan[dbus]: "
998 "out of memory. Cannot allocate memory for "
999 "SSID");
1000 *reply = dbus_message_new_error(
1001 message, DBUS_ERROR_NO_MEMORY, NULL);
1002 return -1;
1003 }
1004 os_memcpy(ssid, val, len);
1005 ssids[ssids_num].ssid = ssid;
1006 ssids[ssids_num].ssid_len = len;
1007
1008 dbus_message_iter_next(&array_iter);
1009 ssids_num++;
1010 }
1011
1012 params->num_ssids = ssids_num;
1013 return 0;
1014 }
1015
1016
1017 static int wpas_dbus_get_scan_ies(DBusMessage *message, DBusMessageIter *var,
1018 struct wpa_driver_scan_params *params,
1019 DBusMessage **reply)
1020 {
1021 u8 *ies = NULL, *nies;
1022 int ies_len = 0;
1023 DBusMessageIter array_iter, sub_array_iter;
1024 char *val;
1025 int len;
1026
1027 if (dbus_message_iter_get_arg_type(var) != DBUS_TYPE_ARRAY) {
1028 wpa_printf(MSG_DEBUG, "wpas_dbus_handler_scan[dbus]: ies must "
1029 "be an array of arrays of bytes");
1030 *reply = wpas_dbus_error_invalid_args(
1031 message, "Wrong IEs value type. Array of arrays of "
1032 "bytes required");
1033 return -1;
1034 }
1035
1036 dbus_message_iter_recurse(var, &array_iter);
1037
1038 if (dbus_message_iter_get_arg_type(&array_iter) != DBUS_TYPE_ARRAY ||
1039 dbus_message_iter_get_element_type(&array_iter) != DBUS_TYPE_BYTE)
1040 {
1041 wpa_printf(MSG_DEBUG, "wpas_dbus_handler_scan[dbus]: ies must "
1042 "be an array of arrays of bytes");
1043 *reply = wpas_dbus_error_invalid_args(
1044 message, "Wrong IEs value type. Array required");
1045 return -1;
1046 }
1047
1048 while (dbus_message_iter_get_arg_type(&array_iter) == DBUS_TYPE_ARRAY)
1049 {
1050 dbus_message_iter_recurse(&array_iter, &sub_array_iter);
1051
1052 dbus_message_iter_get_fixed_array(&sub_array_iter, &val, &len);
1053 if (len == 0) {
1054 dbus_message_iter_next(&array_iter);
1055 continue;
1056 }
1057
1058 nies = os_realloc(ies, ies_len + len);
1059 if (nies == NULL) {
1060 wpa_printf(MSG_DEBUG, "wpas_dbus_handler_scan[dbus]: "
1061 "out of memory. Cannot allocate memory for "
1062 "IE");
1063 os_free(ies);
1064 *reply = dbus_message_new_error(
1065 message, DBUS_ERROR_NO_MEMORY, NULL);
1066 return -1;
1067 }
1068 ies = nies;
1069 os_memcpy(ies + ies_len, val, len);
1070 ies_len += len;
1071
1072 dbus_message_iter_next(&array_iter);
1073 }
1074
1075 params->extra_ies = ies;
1076 params->extra_ies_len = ies_len;
1077 return 0;
1078 }
1079
1080
1081 static int wpas_dbus_get_scan_channels(DBusMessage *message,
1082 DBusMessageIter *var,
1083 struct wpa_driver_scan_params *params,
1084 DBusMessage **reply)
1085 {
1086 DBusMessageIter array_iter, sub_array_iter;
1087 int *freqs = NULL, *nfreqs;
1088 int freqs_num = 0;
1089
1090 if (dbus_message_iter_get_arg_type(var) != DBUS_TYPE_ARRAY) {
1091 wpa_printf(MSG_DEBUG, "wpas_dbus_handler_scan[dbus]: "
1092 "Channels must be an array of structs");
1093 *reply = wpas_dbus_error_invalid_args(
1094 message, "Wrong Channels value type. Array of structs "
1095 "required");
1096 return -1;
1097 }
1098
1099 dbus_message_iter_recurse(var, &array_iter);
1100
1101 if (dbus_message_iter_get_arg_type(&array_iter) != DBUS_TYPE_STRUCT) {
1102 wpa_printf(MSG_DEBUG,
1103 "wpas_dbus_handler_scan[dbus]: Channels must be an "
1104 "array of structs");
1105 *reply = wpas_dbus_error_invalid_args(
1106 message, "Wrong Channels value type. Array of structs "
1107 "required");
1108 return -1;
1109 }
1110
1111 while (dbus_message_iter_get_arg_type(&array_iter) == DBUS_TYPE_STRUCT)
1112 {
1113 int freq, width;
1114
1115 dbus_message_iter_recurse(&array_iter, &sub_array_iter);
1116
1117 if (dbus_message_iter_get_arg_type(&sub_array_iter) !=
1118 DBUS_TYPE_UINT32) {
1119 wpa_printf(MSG_DEBUG, "wpas_dbus_handler_scan[dbus]: "
1120 "Channel must by specified by struct of "
1121 "two UINT32s %c",
1122 dbus_message_iter_get_arg_type(
1123 &sub_array_iter));
1124 *reply = wpas_dbus_error_invalid_args(
1125 message, "Wrong Channel struct. Two UINT32s "
1126 "required");
1127 os_free(freqs);
1128 return -1;
1129 }
1130 dbus_message_iter_get_basic(&sub_array_iter, &freq);
1131
1132 if (!dbus_message_iter_next(&sub_array_iter) ||
1133 dbus_message_iter_get_arg_type(&sub_array_iter) !=
1134 DBUS_TYPE_UINT32) {
1135 wpa_printf(MSG_DEBUG, "wpas_dbus_handler_scan[dbus]: "
1136 "Channel must by specified by struct of "
1137 "two UINT32s");
1138 *reply = wpas_dbus_error_invalid_args(
1139 message,
1140 "Wrong Channel struct. Two UINT32s required");
1141 os_free(freqs);
1142 return -1;
1143 }
1144
1145 dbus_message_iter_get_basic(&sub_array_iter, &width);
1146
1147 #define FREQS_ALLOC_CHUNK 32
1148 if (freqs_num % FREQS_ALLOC_CHUNK == 0) {
1149 nfreqs = os_realloc(freqs, sizeof(int) *
1150 (freqs_num + FREQS_ALLOC_CHUNK));
1151 if (nfreqs == NULL)
1152 os_free(freqs);
1153 freqs = nfreqs;
1154 }
1155 if (freqs == NULL) {
1156 wpa_printf(MSG_DEBUG, "wpas_dbus_handler_scan[dbus]: "
1157 "out of memory. can't allocate memory for "
1158 "freqs");
1159 *reply = dbus_message_new_error(
1160 message, DBUS_ERROR_NO_MEMORY, NULL);
1161 return -1;
1162 }
1163
1164 freqs[freqs_num] = freq;
1165
1166 freqs_num++;
1167 dbus_message_iter_next(&array_iter);
1168 }
1169
1170 nfreqs = os_realloc(freqs,
1171 sizeof(int) * (freqs_num + 1));
1172 if (nfreqs == NULL)
1173 os_free(freqs);
1174 freqs = nfreqs;
1175 if (freqs == NULL) {
1176 wpa_printf(MSG_DEBUG, "wpas_dbus_handler_scan[dbus]: "
1177 "out of memory. Can't allocate memory for freqs");
1178 *reply = dbus_message_new_error(
1179 message, DBUS_ERROR_NO_MEMORY, NULL);
1180 return -1;
1181 }
1182 freqs[freqs_num] = 0;
1183
1184 params->freqs = freqs;
1185 return 0;
1186 }
1187
1188
1189 /**
1190 * wpas_dbus_handler_scan - Request a wireless scan on an interface
1191 * @message: Pointer to incoming dbus message
1192 * @wpa_s: wpa_supplicant structure for a network interface
1193 * Returns: NULL indicating success or DBus error message on failure
1194 *
1195 * Handler function for "Scan" method call of a network device. Requests
1196 * that wpa_supplicant perform a wireless scan as soon as possible
1197 * on a particular wireless interface.
1198 */
1199 DBusMessage * wpas_dbus_handler_scan(DBusMessage *message,
1200 struct wpa_supplicant *wpa_s)
1201 {
1202 DBusMessage *reply = NULL;
1203 DBusMessageIter iter, dict_iter, entry_iter, variant_iter;
1204 char *key = NULL, *type = NULL;
1205 struct wpa_driver_scan_params params;
1206 size_t i;
1207
1208 os_memset(&params, 0, sizeof(params));
1209
1210 dbus_message_iter_init(message, &iter);
1211
1212 dbus_message_iter_recurse(&iter, &dict_iter);
1213
1214 while (dbus_message_iter_get_arg_type(&dict_iter) ==
1215 DBUS_TYPE_DICT_ENTRY) {
1216 dbus_message_iter_recurse(&dict_iter, &entry_iter);
1217 dbus_message_iter_get_basic(&entry_iter, &key);
1218 dbus_message_iter_next(&entry_iter);
1219 dbus_message_iter_recurse(&entry_iter, &variant_iter);
1220
1221 if (os_strcmp(key, "Type") == 0) {
1222 if (wpas_dbus_get_scan_type(message, &variant_iter,
1223 &type, &reply) < 0)
1224 goto out;
1225 } else if (os_strcmp(key, "SSIDs") == 0) {
1226 if (wpas_dbus_get_scan_ssids(message, &variant_iter,
1227 &params, &reply) < 0)
1228 goto out;
1229 } else if (os_strcmp(key, "IEs") == 0) {
1230 if (wpas_dbus_get_scan_ies(message, &variant_iter,
1231 &params, &reply) < 0)
1232 goto out;
1233 } else if (os_strcmp(key, "Channels") == 0) {
1234 if (wpas_dbus_get_scan_channels(message, &variant_iter,
1235 &params, &reply) < 0)
1236 goto out;
1237 } else {
1238 wpa_printf(MSG_DEBUG, "wpas_dbus_handler_scan[dbus]: "
1239 "Unknown argument %s", key);
1240 reply = wpas_dbus_error_invalid_args(message, key);
1241 goto out;
1242 }
1243
1244 dbus_message_iter_next(&dict_iter);
1245 }
1246
1247 if (!type) {
1248 wpa_printf(MSG_DEBUG, "wpas_dbus_handler_scan[dbus]: "
1249 "Scan type not specified");
1250 reply = wpas_dbus_error_invalid_args(message, key);
1251 goto out;
1252 }
1253
1254 if (!os_strcmp(type, "passive")) {
1255 if (params.num_ssids || params.extra_ies_len) {
1256 wpa_printf(MSG_DEBUG, "wpas_dbus_handler_scan[dbus]: "
1257 "SSIDs or IEs specified for passive scan.");
1258 reply = wpas_dbus_error_invalid_args(
1259 message, "You can specify only Channels in "
1260 "passive scan");
1261 goto out;
1262 } else if (params.freqs && params.freqs[0]) {
1263 /* wildcard ssid */
1264 params.num_ssids++;
1265 wpa_supplicant_trigger_scan(wpa_s, &params);
1266 } else {
1267 wpa_s->scan_req = 2;
1268 wpa_supplicant_req_scan(wpa_s, 0, 0);
1269 }
1270 } else if (!os_strcmp(type, "active")) {
1271 wpa_supplicant_trigger_scan(wpa_s, &params);
1272 } else {
1273 wpa_printf(MSG_DEBUG, "wpas_dbus_handler_scan[dbus]: "
1274 "Unknown scan type: %s", type);
1275 reply = wpas_dbus_error_invalid_args(message,
1276 "Wrong scan type");
1277 goto out;
1278 }
1279
1280 out:
1281 for (i = 0; i < WPAS_MAX_SCAN_SSIDS; i++)
1282 os_free((u8 *) params.ssids[i].ssid);
1283 os_free((u8 *) params.extra_ies);
1284 os_free(params.freqs);
1285 return reply;
1286 }
1287
1288
1289 /*
1290 * wpas_dbus_handler_disconnect - Terminate the current connection
1291 * @message: Pointer to incoming dbus message
1292 * @wpa_s: wpa_supplicant structure for a network interface
1293 * Returns: NotConnected DBus error message if already not connected
1294 * or NULL otherwise.
1295 *
1296 * Handler function for "Disconnect" method call of network interface.
1297 */
1298 DBusMessage * wpas_dbus_handler_disconnect(DBusMessage *message,
1299 struct wpa_supplicant *wpa_s)
1300 {
1301 if (wpa_s->current_ssid != NULL) {
1302 wpa_s->disconnected = 1;
1303 wpa_supplicant_deauthenticate(wpa_s,
1304 WLAN_REASON_DEAUTH_LEAVING);
1305
1306 return NULL;
1307 }
1308
1309 return dbus_message_new_error(message, WPAS_DBUS_ERROR_NOT_CONNECTED,
1310 "This interface is not connected");
1311 }
1312
1313
1314 /**
1315 * wpas_dbus_new_iface_add_network - Add a new configured network
1316 * @message: Pointer to incoming dbus message
1317 * @wpa_s: wpa_supplicant structure for a network interface
1318 * Returns: A dbus message containing the object path of the new network
1319 *
1320 * Handler function for "AddNetwork" method call of a network interface.
1321 */
1322 DBusMessage * wpas_dbus_handler_add_network(DBusMessage *message,
1323 struct wpa_supplicant *wpa_s)
1324 {
1325 DBusMessage *reply = NULL;
1326 DBusMessageIter iter;
1327 struct wpa_ssid *ssid = NULL;
1328 char path_buf[WPAS_DBUS_OBJECT_PATH_MAX], *path = path_buf;
1329
1330 dbus_message_iter_init(message, &iter);
1331
1332 ssid = wpa_config_add_network(wpa_s->conf);
1333 if (ssid == NULL) {
1334 wpa_printf(MSG_ERROR, "wpas_dbus_handler_add_network[dbus]: "
1335 "can't add new interface.");
1336 reply = wpas_dbus_error_unknown_error(
1337 message,
1338 "wpa_supplicant could not add "
1339 "a network on this interface.");
1340 goto err;
1341 }
1342 wpas_notify_network_added(wpa_s, ssid);
1343 ssid->disabled = 1;
1344 wpa_config_set_network_defaults(ssid);
1345
1346 reply = set_network_properties(message, wpa_s, ssid, &iter);
1347 if (reply) {
1348 wpa_printf(MSG_DEBUG, "wpas_dbus_handler_add_network[dbus]:"
1349 "control interface couldn't set network "
1350 "properties");
1351 goto err;
1352 }
1353
1354 /* Construct the object path for this network. */
1355 os_snprintf(path, WPAS_DBUS_OBJECT_PATH_MAX,
1356 "%s/" WPAS_DBUS_NEW_NETWORKS_PART "/%d",
1357 wpa_s->dbus_new_path, ssid->id);
1358
1359 reply = dbus_message_new_method_return(message);
1360 if (reply == NULL) {
1361 reply = dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
1362 NULL);
1363 goto err;
1364 }
1365 if (!dbus_message_append_args(reply, DBUS_TYPE_OBJECT_PATH, &path,
1366 DBUS_TYPE_INVALID)) {
1367 dbus_message_unref(reply);
1368 reply = dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
1369 NULL);
1370 goto err;
1371 }
1372
1373 return reply;
1374
1375 err:
1376 if (ssid) {
1377 wpas_notify_network_removed(wpa_s, ssid);
1378 wpa_config_remove_network(wpa_s->conf, ssid->id);
1379 }
1380 return reply;
1381 }
1382
1383
1384 /**
1385 * wpas_dbus_handler_remove_network - Remove a configured network
1386 * @message: Pointer to incoming dbus message
1387 * @wpa_s: wpa_supplicant structure for a network interface
1388 * Returns: NULL on success or dbus error on failure
1389 *
1390 * Handler function for "RemoveNetwork" method call of a network interface.
1391 */
1392 DBusMessage * wpas_dbus_handler_remove_network(DBusMessage *message,
1393 struct wpa_supplicant *wpa_s)
1394 {
1395 DBusMessage *reply = NULL;
1396 const char *op;
1397 char *iface = NULL, *net_id = NULL;
1398 int id;
1399 struct wpa_ssid *ssid;
1400
1401 dbus_message_get_args(message, NULL, DBUS_TYPE_OBJECT_PATH, &op,
1402 DBUS_TYPE_INVALID);
1403
1404 /* Extract the network ID and ensure the network */
1405 /* is actually a child of this interface */
1406 iface = wpas_dbus_new_decompose_object_path(op, &net_id, NULL);
1407 if (iface == NULL || os_strcmp(iface, wpa_s->dbus_new_path) != 0) {
1408 reply = wpas_dbus_error_invalid_args(message, op);
1409 goto out;
1410 }
1411
1412 id = strtoul(net_id, NULL, 10);
1413 if (errno == EINVAL) {
1414 reply = wpas_dbus_error_invalid_args(message, op);
1415 goto out;
1416 }
1417
1418 ssid = wpa_config_get_network(wpa_s->conf, id);
1419 if (ssid == NULL) {
1420 reply = wpas_dbus_error_network_unknown(message);
1421 goto out;
1422 }
1423
1424 wpas_notify_network_removed(wpa_s, ssid);
1425
1426 if (wpa_config_remove_network(wpa_s->conf, id) < 0) {
1427 wpa_printf(MSG_ERROR,
1428 "wpas_dbus_handler_remove_network[dbus]: "
1429 "error occurred when removing network %d", id);
1430 reply = wpas_dbus_error_unknown_error(
1431 message, "error removing the specified network on "
1432 "this interface.");
1433 goto out;
1434 }
1435
1436 if (ssid == wpa_s->current_ssid)
1437 wpa_supplicant_deauthenticate(wpa_s,
1438 WLAN_REASON_DEAUTH_LEAVING);
1439
1440 out:
1441 os_free(iface);
1442 os_free(net_id);
1443 return reply;
1444 }
1445
1446
1447 /**
1448 * wpas_dbus_handler_select_network - Attempt association with a network
1449 * @message: Pointer to incoming dbus message
1450 * @wpa_s: wpa_supplicant structure for a network interface
1451 * Returns: NULL on success or dbus error on failure
1452 *
1453 * Handler function for "SelectNetwork" method call of network interface.
1454 */
1455 DBusMessage * wpas_dbus_handler_select_network(DBusMessage *message,
1456 struct wpa_supplicant *wpa_s)
1457 {
1458 DBusMessage *reply = NULL;
1459 const char *op;
1460 char *iface = NULL, *net_id = NULL;
1461 int id;
1462 struct wpa_ssid *ssid;
1463
1464 dbus_message_get_args(message, NULL, DBUS_TYPE_OBJECT_PATH, &op,
1465 DBUS_TYPE_INVALID);
1466
1467 /* Extract the network ID and ensure the network */
1468 /* is actually a child of this interface */
1469 iface = wpas_dbus_new_decompose_object_path(op, &net_id, NULL);
1470 if (iface == NULL || os_strcmp(iface, wpa_s->dbus_new_path) != 0) {
1471 reply = wpas_dbus_error_invalid_args(message, op);
1472 goto out;
1473 }
1474
1475 id = strtoul(net_id, NULL, 10);
1476 if (errno == EINVAL) {
1477 reply = wpas_dbus_error_invalid_args(message, op);
1478 goto out;
1479 }
1480
1481 ssid = wpa_config_get_network(wpa_s->conf, id);
1482 if (ssid == NULL) {
1483 reply = wpas_dbus_error_network_unknown(message);
1484 goto out;
1485 }
1486
1487 /* Finally, associate with the network */
1488 wpa_supplicant_select_network(wpa_s, ssid);
1489
1490 out:
1491 os_free(iface);
1492 os_free(net_id);
1493 return reply;
1494 }
1495
1496
1497 /**
1498 * wpas_dbus_handler_add_blob - Store named binary blob (ie, for certificates)
1499 * @message: Pointer to incoming dbus message
1500 * @wpa_s: %wpa_supplicant data structure
1501 * Returns: A dbus message containing an error on failure or NULL on success
1502 *
1503 * Asks wpa_supplicant to internally store a binary blobs.
1504 */
1505 DBusMessage * wpas_dbus_handler_add_blob(DBusMessage *message,
1506 struct wpa_supplicant *wpa_s)
1507 {
1508 DBusMessage *reply = NULL;
1509 DBusMessageIter iter, array_iter;
1510
1511 char *blob_name;
1512 u8 *blob_data;
1513 int blob_len;
1514 struct wpa_config_blob *blob = NULL;
1515
1516 dbus_message_iter_init(message, &iter);
1517 dbus_message_iter_get_basic(&iter, &blob_name);
1518
1519 if (wpa_config_get_blob(wpa_s->conf, blob_name)) {
1520 return dbus_message_new_error(message,
1521 WPAS_DBUS_ERROR_BLOB_EXISTS,
1522 NULL);
1523 }
1524
1525 dbus_message_iter_next(&iter);
1526 dbus_message_iter_recurse(&iter, &array_iter);
1527
1528 dbus_message_iter_get_fixed_array(&array_iter, &blob_data, &blob_len);
1529
1530 blob = os_zalloc(sizeof(*blob));
1531 if (!blob) {
1532 reply = dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
1533 NULL);
1534 goto err;
1535 }
1536
1537 blob->data = os_malloc(blob_len);
1538 if (!blob->data) {
1539 reply = dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
1540 NULL);
1541 goto err;
1542 }
1543 os_memcpy(blob->data, blob_data, blob_len);
1544
1545 blob->len = blob_len;
1546 blob->name = os_strdup(blob_name);
1547 if (!blob->name) {
1548 reply = dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
1549 NULL);
1550 goto err;
1551 }
1552
1553 wpa_config_set_blob(wpa_s->conf, blob);
1554 wpas_notify_blob_added(wpa_s, blob->name);
1555
1556 return reply;
1557
1558 err:
1559 if (blob) {
1560 os_free(blob->name);
1561 os_free(blob->data);
1562 os_free(blob);
1563 }
1564 return reply;
1565 }
1566
1567
1568 /**
1569 * wpas_dbus_handler_get_blob - Get named binary blob (ie, for certificates)
1570 * @message: Pointer to incoming dbus message
1571 * @wpa_s: %wpa_supplicant data structure
1572 * Returns: A dbus message containing array of bytes (blob)
1573 *
1574 * Gets one wpa_supplicant's binary blobs.
1575 */
1576 DBusMessage * wpas_dbus_handler_get_blob(DBusMessage *message,
1577 struct wpa_supplicant *wpa_s)
1578 {
1579 DBusMessage *reply = NULL;
1580 DBusMessageIter iter, array_iter;
1581
1582 char *blob_name;
1583 const struct wpa_config_blob *blob;
1584
1585 dbus_message_get_args(message, NULL, DBUS_TYPE_STRING, &blob_name,
1586 DBUS_TYPE_INVALID);
1587
1588 blob = wpa_config_get_blob(wpa_s->conf, blob_name);
1589 if (!blob) {
1590 return dbus_message_new_error(message,
1591 WPAS_DBUS_ERROR_BLOB_UNKNOWN,
1592 "Blob id not set");
1593 }
1594
1595 reply = dbus_message_new_method_return(message);
1596 if (!reply) {
1597 reply = dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
1598 NULL);
1599 goto out;
1600 }
1601
1602 dbus_message_iter_init_append(reply, &iter);
1603
1604 if (!dbus_message_iter_open_container(&iter, DBUS_TYPE_ARRAY,
1605 DBUS_TYPE_BYTE_AS_STRING,
1606 &array_iter)) {
1607 dbus_message_unref(reply);
1608 reply = dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
1609 NULL);
1610 goto out;
1611 }
1612
1613 if (!dbus_message_iter_append_fixed_array(&array_iter, DBUS_TYPE_BYTE,
1614 &(blob->data), blob->len)) {
1615 dbus_message_unref(reply);
1616 reply = dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
1617 NULL);
1618 goto out;
1619 }
1620
1621 if (!dbus_message_iter_close_container(&iter, &array_iter)) {
1622 dbus_message_unref(reply);
1623 reply = dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
1624 NULL);
1625 goto out;
1626 }
1627
1628 out:
1629 return reply;
1630 }
1631
1632
1633 /**
1634 * wpas_remove_handler_remove_blob - Remove named binary blob
1635 * @message: Pointer to incoming dbus message
1636 * @wpa_s: %wpa_supplicant data structure
1637 * Returns: NULL on success or dbus error
1638 *
1639 * Asks wpa_supplicant to internally remove a binary blobs.
1640 */
1641 DBusMessage * wpas_dbus_handler_remove_blob(DBusMessage *message,
1642 struct wpa_supplicant *wpa_s)
1643 {
1644 DBusMessage *reply = NULL;
1645 char *blob_name;
1646
1647 dbus_message_get_args(message, NULL, DBUS_TYPE_STRING, &blob_name,
1648 DBUS_TYPE_INVALID);
1649
1650 if (wpa_config_remove_blob(wpa_s->conf, blob_name)) {
1651 return dbus_message_new_error(message,
1652 WPAS_DBUS_ERROR_BLOB_UNKNOWN,
1653 "Blob id not set");
1654 }
1655 wpas_notify_blob_removed(wpa_s, blob_name);
1656
1657 return reply;
1658
1659 }
1660
1661
1662 /**
1663 * wpas_dbus_getter_capabilities - Return interface capabilities
1664 * @message: Pointer to incoming dbus message
1665 * @wpa_s: wpa_supplicant structure for a network interface
1666 * Returns: A dbus message containing a dict of strings
1667 *
1668 * Getter for "Capabilities" property of an interface.
1669 */
1670 DBusMessage * wpas_dbus_getter_capabilities(DBusMessage *message,
1671 struct wpa_supplicant *wpa_s)
1672 {
1673 DBusMessage *reply = NULL;
1674 struct wpa_driver_capa capa;
1675 int res;
1676 DBusMessageIter iter, iter_dict;
1677 DBusMessageIter iter_dict_entry, iter_dict_val, iter_array,
1678 variant_iter;
1679 const char *scans[] = { "active", "passive", "ssid" };
1680 const char *modes[] = { "infrastructure", "ad-hoc", "ap" };
1681 int n = sizeof(modes) / sizeof(char *);
1682
1683 if (message == NULL)
1684 reply = dbus_message_new(DBUS_MESSAGE_TYPE_SIGNAL);
1685 else
1686 reply = dbus_message_new_method_return(message);
1687 if (!reply)
1688 goto nomem;
1689
1690 dbus_message_iter_init_append(reply, &iter);
1691 if (!dbus_message_iter_open_container(&iter, DBUS_TYPE_VARIANT,
1692 "a{sv}", &variant_iter))
1693 goto nomem;
1694
1695 if (!wpa_dbus_dict_open_write(&variant_iter, &iter_dict))
1696 goto nomem;
1697
1698 res = wpa_drv_get_capa(wpa_s, &capa);
1699
1700 /***** pairwise cipher */
1701 if (res < 0) {
1702 const char *args[] = {"ccmp", "tkip", "none"};
1703 if (!wpa_dbus_dict_append_string_array(
1704 &iter_dict, "Pairwise", args,
1705 sizeof(args) / sizeof(char*)))
1706 goto nomem;
1707 } else {
1708 if (!wpa_dbus_dict_begin_string_array(&iter_dict, "Pairwise",
1709 &iter_dict_entry,
1710 &iter_dict_val,
1711 &iter_array))
1712 goto nomem;
1713
1714 if (capa.enc & WPA_DRIVER_CAPA_ENC_CCMP) {
1715 if (!wpa_dbus_dict_string_array_add_element(
1716 &iter_array, "ccmp"))
1717 goto nomem;
1718 }
1719
1720 if (capa.enc & WPA_DRIVER_CAPA_ENC_TKIP) {
1721 if (!wpa_dbus_dict_string_array_add_element(
1722 &iter_array, "tkip"))
1723 goto nomem;
1724 }
1725
1726 if (capa.key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_WPA_NONE) {
1727 if (!wpa_dbus_dict_string_array_add_element(
1728 &iter_array, "none"))
1729 goto nomem;
1730 }
1731
1732 if (!wpa_dbus_dict_end_string_array(&iter_dict,
1733 &iter_dict_entry,
1734 &iter_dict_val,
1735 &iter_array))
1736 goto nomem;
1737 }
1738
1739 /***** group cipher */
1740 if (res < 0) {
1741 const char *args[] = {
1742 "ccmp", "tkip", "wep104", "wep40"
1743 };
1744 if (!wpa_dbus_dict_append_string_array(
1745 &iter_dict, "Group", args,
1746 sizeof(args) / sizeof(char*)))
1747 goto nomem;
1748 } else {
1749 if (!wpa_dbus_dict_begin_string_array(&iter_dict, "Group",
1750 &iter_dict_entry,
1751 &iter_dict_val,
1752 &iter_array))
1753 goto nomem;
1754
1755 if (capa.enc & WPA_DRIVER_CAPA_ENC_CCMP) {
1756 if (!wpa_dbus_dict_string_array_add_element(
1757 &iter_array, "ccmp"))
1758 goto nomem;
1759 }
1760
1761 if (capa.enc & WPA_DRIVER_CAPA_ENC_TKIP) {
1762 if (!wpa_dbus_dict_string_array_add_element(
1763 &iter_array, "tkip"))
1764 goto nomem;
1765 }
1766
1767 if (capa.enc & WPA_DRIVER_CAPA_ENC_WEP104) {
1768 if (!wpa_dbus_dict_string_array_add_element(
1769 &iter_array, "wep104"))
1770 goto nomem;
1771 }
1772
1773 if (capa.enc & WPA_DRIVER_CAPA_ENC_WEP40) {
1774 if (!wpa_dbus_dict_string_array_add_element(
1775 &iter_array, "wep40"))
1776 goto nomem;
1777 }
1778
1779 if (!wpa_dbus_dict_end_string_array(&iter_dict,
1780 &iter_dict_entry,
1781 &iter_dict_val,
1782 &iter_array))
1783 goto nomem;
1784 }
1785
1786 /***** key management */
1787 if (res < 0) {
1788 const char *args[] = {
1789 "wpa-psk", "wpa-eap", "ieee8021x", "wpa-none",
1790 #ifdef CONFIG_WPS
1791 "wps",
1792 #endif /* CONFIG_WPS */
1793 "none"
1794 };
1795 if (!wpa_dbus_dict_append_string_array(
1796 &iter_dict, "KeyMgmt", args,
1797 sizeof(args) / sizeof(char*)))
1798 goto nomem;
1799 } else {
1800 if (!wpa_dbus_dict_begin_string_array(&iter_dict, "KeyMgmt",
1801 &iter_dict_entry,
1802 &iter_dict_val,
1803 &iter_array))
1804 goto nomem;
1805
1806 if (!wpa_dbus_dict_string_array_add_element(&iter_array,
1807 "none"))
1808 goto nomem;
1809
1810 if (!wpa_dbus_dict_string_array_add_element(&iter_array,
1811 "ieee8021x"))
1812 goto nomem;
1813
1814 if (capa.key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA |
1815 WPA_DRIVER_CAPA_KEY_MGMT_WPA2)) {
1816 if (!wpa_dbus_dict_string_array_add_element(
1817 &iter_array, "wpa-eap"))
1818 goto nomem;
1819
1820 if (capa.key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_FT)
1821 if (!wpa_dbus_dict_string_array_add_element(
1822 &iter_array, "wpa-ft-eap"))
1823 goto nomem;
1824
1825 /* TODO: Ensure that driver actually supports sha256 encryption. */
1826 #ifdef CONFIG_IEEE80211W
1827 if (!wpa_dbus_dict_string_array_add_element(
1828 &iter_array, "wpa-eap-sha256"))
1829 goto nomem;
1830 #endif /* CONFIG_IEEE80211W */
1831 }
1832
1833 if (capa.key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA_PSK |
1834 WPA_DRIVER_CAPA_KEY_MGMT_WPA2_PSK)) {
1835 if (!wpa_dbus_dict_string_array_add_element(
1836 &iter_array, "wpa-psk"))
1837 goto nomem;
1838
1839 if (capa.key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_FT_PSK)
1840 if (!wpa_dbus_dict_string_array_add_element(
1841 &iter_array, "wpa-ft-psk"))
1842 goto nomem;
1843
1844 /* TODO: Ensure that driver actually supports sha256 encryption. */
1845 #ifdef CONFIG_IEEE80211W
1846 if (!wpa_dbus_dict_string_array_add_element(
1847 &iter_array, "wpa-psk-sha256"))
1848 goto nomem;
1849 #endif /* CONFIG_IEEE80211W */
1850 }
1851
1852 if (capa.key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_WPA_NONE) {
1853 if (!wpa_dbus_dict_string_array_add_element(
1854 &iter_array, "wpa-none"))
1855 goto nomem;
1856 }
1857
1858
1859 #ifdef CONFIG_WPS
1860 if (!wpa_dbus_dict_string_array_add_element(&iter_array,
1861 "wps"))
1862 goto nomem;
1863 #endif /* CONFIG_WPS */
1864
1865 if (!wpa_dbus_dict_end_string_array(&iter_dict,
1866 &iter_dict_entry,
1867 &iter_dict_val,
1868 &iter_array))
1869 goto nomem;
1870 }
1871
1872 /***** WPA protocol */
1873 if (res < 0) {
1874 const char *args[] = { "rsn", "wpa" };
1875 if (!wpa_dbus_dict_append_string_array(
1876 &iter_dict, "Protocol", args,
1877 sizeof(args) / sizeof(char*)))
1878 goto nomem;
1879 } else {
1880 if (!wpa_dbus_dict_begin_string_array(&iter_dict, "Protocol",
1881 &iter_dict_entry,
1882 &iter_dict_val,
1883 &iter_array))
1884 goto nomem;
1885
1886 if (capa.key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA2 |
1887 WPA_DRIVER_CAPA_KEY_MGMT_WPA2_PSK)) {
1888 if (!wpa_dbus_dict_string_array_add_element(
1889 &iter_array, "rsn"))
1890 goto nomem;
1891 }
1892
1893 if (capa.key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA |
1894 WPA_DRIVER_CAPA_KEY_MGMT_WPA_PSK)) {
1895 if (!wpa_dbus_dict_string_array_add_element(
1896 &iter_array, "wpa"))
1897 goto nomem;
1898 }
1899
1900 if (!wpa_dbus_dict_end_string_array(&iter_dict,
1901 &iter_dict_entry,
1902 &iter_dict_val,
1903 &iter_array))
1904 goto nomem;
1905 }
1906
1907 /***** auth alg */
1908 if (res < 0) {
1909 const char *args[] = { "open", "shared", "leap" };
1910 if (!wpa_dbus_dict_append_string_array(
1911 &iter_dict, "AuthAlg", args,
1912 sizeof(args) / sizeof(char*)))
1913 goto nomem;
1914 } else {
1915 if (!wpa_dbus_dict_begin_string_array(&iter_dict, "AuthAlg",
1916 &iter_dict_entry,
1917 &iter_dict_val,
1918 &iter_array))
1919 goto nomem;
1920
1921 if (capa.auth & (WPA_DRIVER_AUTH_OPEN)) {
1922 if (!wpa_dbus_dict_string_array_add_element(
1923 &iter_array, "open"))
1924 goto nomem;
1925 }
1926
1927 if (capa.auth & (WPA_DRIVER_AUTH_SHARED)) {
1928 if (!wpa_dbus_dict_string_array_add_element(
1929 &iter_array, "shared"))
1930 goto nomem;
1931 }
1932
1933 if (capa.auth & (WPA_DRIVER_AUTH_LEAP)) {
1934 if (!wpa_dbus_dict_string_array_add_element(
1935 &iter_array, "leap"))
1936 goto nomem;
1937 }
1938
1939 if (!wpa_dbus_dict_end_string_array(&iter_dict,
1940 &iter_dict_entry,
1941 &iter_dict_val,
1942 &iter_array))
1943 goto nomem;
1944 }
1945
1946 /***** Scan */
1947 if (!wpa_dbus_dict_append_string_array(&iter_dict, "Scan", scans,
1948 sizeof(scans) / sizeof(char *)))
1949 goto nomem;
1950
1951 /***** Modes */
1952 if (res < 0 || !(capa.flags & WPA_DRIVER_FLAGS_AP))
1953 n--; /* exclude ap mode if it is not supported by the driver */
1954 if (!wpa_dbus_dict_append_string_array(&iter_dict, "Modes", modes, n))
1955 goto nomem;
1956
1957 if (!wpa_dbus_dict_close_write(&variant_iter, &iter_dict))
1958 goto nomem;
1959 if (!dbus_message_iter_close_container(&iter, &variant_iter))
1960 goto nomem;
1961
1962 return reply;
1963
1964 nomem:
1965 if (reply)
1966 dbus_message_unref(reply);
1967
1968 return dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY, NULL);
1969 }
1970
1971
1972 /**
1973 * wpas_dbus_getter_state - Get interface state
1974 * @message: Pointer to incoming dbus message
1975 * @wpa_s: wpa_supplicant structure for a network interface
1976 * Returns: A dbus message containing a STRING representing the current
1977 * interface state
1978 *
1979 * Getter for "State" property.
1980 */
1981 DBusMessage * wpas_dbus_getter_state(DBusMessage *message,
1982 struct wpa_supplicant *wpa_s)
1983 {
1984 DBusMessage *reply = NULL;
1985 const char *str_state;
1986 char *state_ls, *tmp;
1987
1988 str_state = wpa_supplicant_state_txt(wpa_s->wpa_state);
1989
1990 /* make state string lowercase to fit new DBus API convention
1991 */
1992 state_ls = tmp = os_strdup(str_state);
1993 if (!tmp) {
1994 return dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
1995 NULL);
1996 }
1997 while (*tmp) {
1998 *tmp = tolower(*tmp);
1999 tmp++;
2000 }
2001
2002 reply = wpas_dbus_simple_property_getter(message, DBUS_TYPE_STRING,
2003 &state_ls);
2004
2005 os_free(state_ls);
2006
2007 return reply;
2008 }
2009
2010
2011 /**
2012 * wpas_dbus_new_iface_get_scanning - Get interface scanning state
2013 * @message: Pointer to incoming dbus message
2014 * @wpa_s: wpa_supplicant structure for a network interface
2015 * Returns: A dbus message containing whether the interface is scanning
2016 *
2017 * Getter for "scanning" property.
2018 */
2019 DBusMessage * wpas_dbus_getter_scanning(DBusMessage *message,
2020 struct wpa_supplicant *wpa_s)
2021 {
2022 dbus_bool_t scanning = wpa_s->scanning ? TRUE : FALSE;
2023 return wpas_dbus_simple_property_getter(message, DBUS_TYPE_BOOLEAN,
2024 &scanning);
2025 }
2026
2027
2028 /**
2029 * wpas_dbus_getter_ap_scan - Control roaming mode
2030 * @message: Pointer to incoming dbus message
2031 * @wpa_s: wpa_supplicant structure for a network interface
2032 * Returns: A message containong value of ap_scan variable
2033 *
2034 * Getter function for "ApScan" property.
2035 */
2036 DBusMessage * wpas_dbus_getter_ap_scan(DBusMessage *message,
2037 struct wpa_supplicant *wpa_s)
2038 {
2039 dbus_uint32_t ap_scan = wpa_s->conf->ap_scan;
2040 return wpas_dbus_simple_property_getter(message, DBUS_TYPE_UINT32,
2041 &ap_scan);
2042 }
2043
2044
2045 /**
2046 * wpas_dbus_setter_ap_scan - Control roaming mode
2047 * @message: Pointer to incoming dbus message
2048 * @wpa_s: wpa_supplicant structure for a network interface
2049 * Returns: NULL
2050 *
2051 * Setter function for "ApScan" property.
2052 */
2053 DBusMessage * wpas_dbus_setter_ap_scan(DBusMessage *message,
2054 struct wpa_supplicant *wpa_s)
2055 {
2056 DBusMessage *reply = NULL;
2057 dbus_uint32_t ap_scan;
2058
2059 reply = wpas_dbus_simple_property_setter(message, DBUS_TYPE_UINT32,
2060 &ap_scan);
2061 if (reply)
2062 return reply;
2063
2064 if (wpa_supplicant_set_ap_scan(wpa_s, ap_scan)) {
2065 return wpas_dbus_error_invalid_args(
2066 message, "ap_scan must equal 0, 1 or 2");
2067 }
2068 return NULL;
2069 }
2070
2071
2072 /**
2073 * wpas_dbus_getter_ifname - Get interface name
2074 * @message: Pointer to incoming dbus message
2075 * @wpa_s: wpa_supplicant structure for a network interface
2076 * Returns: A dbus message containing a name of network interface
2077 * associated with with wpa_s
2078 *
2079 * Getter for "Ifname" property.
2080 */
2081 DBusMessage * wpas_dbus_getter_ifname(DBusMessage *message,
2082 struct wpa_supplicant *wpa_s)
2083 {
2084 const char *ifname = wpa_s->ifname;
2085 return wpas_dbus_simple_property_getter(message, DBUS_TYPE_STRING,
2086 &ifname);
2087 }
2088
2089
2090 /**
2091 * wpas_dbus_getter_driver - Get interface name
2092 * @message: Pointer to incoming dbus message
2093 * @wpa_s: wpa_supplicant structure for a network interface
2094 * Returns: A dbus message containing a name of network interface
2095 * driver associated with with wpa_s
2096 *
2097 * Getter for "Driver" property.
2098 */
2099 DBusMessage * wpas_dbus_getter_driver(DBusMessage *message,
2100 struct wpa_supplicant *wpa_s)
2101 {
2102 const char *driver;
2103
2104 if (wpa_s->driver == NULL || wpa_s->driver->name == NULL) {
2105 wpa_printf(MSG_DEBUG, "wpas_dbus_getter_driver[dbus]: "
2106 "wpa_s has no driver set");
2107 return wpas_dbus_error_unknown_error(message, NULL);
2108 }
2109
2110 driver = wpa_s->driver->name;
2111 return wpas_dbus_simple_property_getter(message, DBUS_TYPE_STRING,
2112 &driver);
2113 }
2114
2115
2116 /**
2117 * wpas_dbus_getter_current_bss - Get current bss object path
2118 * @message: Pointer to incoming dbus message
2119 * @wpa_s: wpa_supplicant structure for a network interface
2120 * Returns: A dbus message containing a DBus object path to
2121 * current BSS
2122 *
2123 * Getter for "CurrentBSS" property.
2124 */
2125 DBusMessage * wpas_dbus_getter_current_bss(DBusMessage *message,
2126 struct wpa_supplicant *wpa_s)
2127 {
2128 DBusMessage *reply;
2129 char path_buf[WPAS_DBUS_OBJECT_PATH_MAX], *bss_obj_path = path_buf;
2130
2131 if (wpa_s->current_bss)
2132 os_snprintf(bss_obj_path, WPAS_DBUS_OBJECT_PATH_MAX,
2133 "%s/" WPAS_DBUS_NEW_BSSIDS_PART "/%u",
2134 wpa_s->dbus_new_path, wpa_s->current_bss->id);
2135 else
2136 os_snprintf(bss_obj_path, WPAS_DBUS_OBJECT_PATH_MAX, "/");
2137
2138 reply = wpas_dbus_simple_property_getter(message,
2139 DBUS_TYPE_OBJECT_PATH,
2140 &bss_obj_path);
2141
2142 return reply;
2143 }
2144
2145
2146 /**
2147 * wpas_dbus_getter_current_network - Get current network object path
2148 * @message: Pointer to incoming dbus message
2149 * @wpa_s: wpa_supplicant structure for a network interface
2150 * Returns: A dbus message containing a DBus object path to
2151 * current network
2152 *
2153 * Getter for "CurrentNetwork" property.
2154 */
2155 DBusMessage * wpas_dbus_getter_current_network(DBusMessage *message,
2156 struct wpa_supplicant *wpa_s)
2157 {
2158 DBusMessage *reply;
2159 char path_buf[WPAS_DBUS_OBJECT_PATH_MAX], *net_obj_path = path_buf;
2160
2161 if (wpa_s->current_ssid)
2162 os_snprintf(net_obj_path, WPAS_DBUS_OBJECT_PATH_MAX,
2163 "%s/" WPAS_DBUS_NEW_NETWORKS_PART "/%u",
2164 wpa_s->dbus_new_path, wpa_s->current_ssid->id);
2165 else
2166 os_snprintf(net_obj_path, WPAS_DBUS_OBJECT_PATH_MAX, "/");
2167
2168 reply = wpas_dbus_simple_property_getter(message,
2169 DBUS_TYPE_OBJECT_PATH,
2170 &net_obj_path);
2171
2172 return reply;
2173 }
2174
2175
2176 /**
2177 * wpas_dbus_getter_bridge_ifname - Get interface name
2178 * @message: Pointer to incoming dbus message
2179 * @wpa_s: wpa_supplicant structure for a network interface
2180 * Returns: A dbus message containing a name of bridge network
2181 * interface associated with with wpa_s
2182 *
2183 * Getter for "BridgeIfname" property.
2184 */
2185 DBusMessage * wpas_dbus_getter_bridge_ifname(DBusMessage *message,
2186 struct wpa_supplicant *wpa_s)
2187 {
2188 const char *bridge_ifname = NULL;
2189
2190 bridge_ifname = wpa_s->bridge_ifname;
2191 if (bridge_ifname == NULL) {
2192 wpa_printf(MSG_ERROR, "wpas_dbus_getter_bridge_ifname[dbus]: "
2193 "wpa_s has no bridge interface name set");
2194 return wpas_dbus_error_unknown_error(message, NULL);
2195 }
2196
2197 return wpas_dbus_simple_property_getter(message, DBUS_TYPE_STRING,
2198 &bridge_ifname);
2199 }
2200
2201
2202 /**
2203 * wpas_dbus_getter_bsss - Get array of BSSs objects
2204 * @message: Pointer to incoming dbus message
2205 * @wpa_s: wpa_supplicant structure for a network interface
2206 * Returns: a dbus message containing an array of all known BSS objects
2207 * dbus paths
2208 *
2209 * Getter for "BSSs" property.
2210 */
2211 DBusMessage * wpas_dbus_getter_bsss(DBusMessage *message,
2212 struct wpa_supplicant *wpa_s)
2213 {
2214 DBusMessage *reply = NULL;
2215 struct wpa_bss *bss;
2216 char **paths;
2217 unsigned int i = 0;
2218
2219 paths = os_zalloc(wpa_s->num_bss * sizeof(char *));
2220 if (!paths) {
2221 return dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
2222 NULL);
2223 }
2224
2225 /* Loop through scan results and append each result's object path */
2226 dl_list_for_each(bss, &wpa_s->bss_id, struct wpa_bss, list_id) {
2227 paths[i] = os_zalloc(WPAS_DBUS_OBJECT_PATH_MAX);
2228 if (paths[i] == NULL) {
2229 reply = dbus_message_new_error(message,
2230 DBUS_ERROR_NO_MEMORY,
2231 NULL);
2232 goto out;
2233 }
2234 /* Construct the object path for this BSS. */
2235 os_snprintf(paths[i++], WPAS_DBUS_OBJECT_PATH_MAX,
2236 "%s/" WPAS_DBUS_NEW_BSSIDS_PART "/%u",
2237 wpa_s->dbus_new_path, bss->id);
2238 }
2239
2240 reply = wpas_dbus_simple_array_property_getter(message,
2241 DBUS_TYPE_OBJECT_PATH,
2242 paths, wpa_s->num_bss);
2243
2244 out:
2245 while (i)
2246 os_free(paths[--i]);
2247 os_free(paths);
2248 return reply;
2249 }
2250
2251
2252 /**
2253 * wpas_dbus_getter_networks - Get array of networks objects
2254 * @message: Pointer to incoming dbus message
2255 * @wpa_s: wpa_supplicant structure for a network interface
2256 * Returns: a dbus message containing an array of all configured
2257 * networks dbus object paths.
2258 *
2259 * Getter for "Networks" property.
2260 */
2261 DBusMessage * wpas_dbus_getter_networks(DBusMessage *message,
2262 struct wpa_supplicant *wpa_s)
2263 {
2264 DBusMessage *reply = NULL;
2265 struct wpa_ssid *ssid;
2266 char **paths;
2267 unsigned int i = 0, num = 0;
2268
2269 if (wpa_s->conf == NULL) {
2270 wpa_printf(MSG_ERROR, "wpas_dbus_getter_networks[dbus]: "
2271 "An error occurred getting networks list.");
2272 return wpas_dbus_error_unknown_error(message, NULL);
2273 }
2274
2275 for (ssid = wpa_s->conf->ssid; ssid; ssid = ssid->next)
2276 num++;
2277
2278 paths = os_zalloc(num * sizeof(char *));
2279 if (!paths) {
2280 return dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
2281 NULL);
2282 }
2283
2284 /* Loop through configured networks and append object path of each */
2285 for (ssid = wpa_s->conf->ssid; ssid; ssid = ssid->next) {
2286 paths[i] = os_zalloc(WPAS_DBUS_OBJECT_PATH_MAX);
2287 if (paths[i] == NULL) {
2288 reply = dbus_message_new_error(message,
2289 DBUS_ERROR_NO_MEMORY,
2290 NULL);
2291 goto out;
2292 }
2293
2294 /* Construct the object path for this network. */
2295 os_snprintf(paths[i++], WPAS_DBUS_OBJECT_PATH_MAX,
2296 "%s/" WPAS_DBUS_NEW_NETWORKS_PART "/%d",
2297 wpa_s->dbus_new_path, ssid->id);
2298 }
2299
2300 reply = wpas_dbus_simple_array_property_getter(message,
2301 DBUS_TYPE_OBJECT_PATH,
2302 paths, num);
2303
2304 out:
2305 while (i)
2306 os_free(paths[--i]);
2307 os_free(paths);
2308 return reply;
2309 }
2310
2311
2312 /**
2313 * wpas_dbus_getter_blobs - Get all blobs defined for this interface
2314 * @message: Pointer to incoming dbus message
2315 * @wpa_s: wpa_supplicant structure for a network interface
2316 * Returns: a dbus message containing a dictionary of pairs (blob_name, blob)
2317 *
2318 * Getter for "Blobs" property.
2319 */
2320 DBusMessage * wpas_dbus_getter_blobs(DBusMessage *message,
2321 struct wpa_supplicant *wpa_s)
2322 {
2323 DBusMessage *reply = NULL;
2324 DBusMessageIter iter, variant_iter, dict_iter, entry_iter, array_iter;
2325 struct wpa_config_blob *blob;
2326
2327 if (message == NULL)
2328 reply = dbus_message_new(DBUS_MESSAGE_TYPE_SIGNAL);
2329 else
2330 reply = dbus_message_new_method_return(message);
2331 if (!reply)
2332 return dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
2333 NULL);
2334
2335 dbus_message_iter_init_append(reply, &iter);
2336
2337 if (!dbus_message_iter_open_container(&iter, DBUS_TYPE_VARIANT,
2338 "a{say}", &variant_iter) ||
2339 !dbus_message_iter_open_container(&variant_iter, DBUS_TYPE_ARRAY,
2340 "{say}", &dict_iter)) {
2341 dbus_message_unref(reply);
2342 return dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
2343 NULL);
2344 }
2345
2346 blob = wpa_s->conf->blobs;
2347 while (blob) {
2348 if (!dbus_message_iter_open_container(&dict_iter,
2349 DBUS_TYPE_DICT_ENTRY,
2350 NULL, &entry_iter) ||
2351 !dbus_message_iter_append_basic(&entry_iter,
2352 DBUS_TYPE_STRING,
2353 &(blob->name)) ||
2354 !dbus_message_iter_open_container(&entry_iter,
2355 DBUS_TYPE_ARRAY,
2356 DBUS_TYPE_BYTE_AS_STRING,
2357 &array_iter) ||
2358 !dbus_message_iter_append_fixed_array(&array_iter,
2359 DBUS_TYPE_BYTE,
2360 &(blob->data),
2361 blob->len) ||
2362 !dbus_message_iter_close_container(&entry_iter,
2363 &array_iter) ||
2364 !dbus_message_iter_close_container(&dict_iter,
2365 &entry_iter)) {
2366 dbus_message_unref(reply);
2367 return dbus_message_new_error(message,
2368 DBUS_ERROR_NO_MEMORY,
2369 NULL);
2370 }
2371
2372 blob = blob->next;
2373 }
2374
2375 if (!dbus_message_iter_close_container(&variant_iter, &dict_iter) ||
2376 !dbus_message_iter_close_container(&iter, &variant_iter)) {
2377 dbus_message_unref(reply);
2378 return dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
2379 NULL);
2380 }
2381
2382 return reply;
2383 }
2384
2385
2386 /**
2387 * wpas_dbus_getter_bss_bssid - Return the BSSID of a BSS
2388 * @message: Pointer to incoming dbus message
2389 * @bss: a pair of interface describing structure and bss's id
2390 * Returns: a dbus message containing the bssid for the requested bss
2391 *
2392 * Getter for "BSSID" property.
2393 */
2394 DBusMessage * wpas_dbus_getter_bss_bssid(DBusMessage *message,
2395 struct bss_handler_args *bss)
2396 {
2397 struct wpa_bss *res = wpa_bss_get_id(bss->wpa_s, bss->id);
2398
2399 if (!res) {
2400 wpa_printf(MSG_ERROR, "wpas_dbus_getter_bss_bssid[dbus]: no "
2401 "bss with id %d found", bss->id);
2402 return NULL;
2403 }
2404
2405 return wpas_dbus_simple_array_property_getter(message, DBUS_TYPE_BYTE,
2406 res->bssid, ETH_ALEN);
2407 }
2408
2409
2410 /**
2411 * wpas_dbus_getter_bss_ssid - Return the SSID of a BSS
2412 * @message: Pointer to incoming dbus message
2413 * @bss: a pair of interface describing structure and bss's id
2414 * Returns: a dbus message containing the ssid for the requested bss
2415 *
2416 * Getter for "SSID" property.
2417 */
2418 DBusMessage * wpas_dbus_getter_bss_ssid(DBusMessage *message,
2419 struct bss_handler_args *bss)
2420 {
2421 struct wpa_bss *res = wpa_bss_get_id(bss->wpa_s, bss->id);
2422
2423 if (!res) {
2424 wpa_printf(MSG_ERROR, "wpas_dbus_getter_bss_ssid[dbus]: no "
2425 "bss with id %d found", bss->id);
2426 return NULL;
2427 }
2428
2429 return wpas_dbus_simple_array_property_getter(message, DBUS_TYPE_BYTE,
2430 res->ssid,
2431 res->ssid_len);
2432 }
2433
2434
2435 /**
2436 * wpas_dbus_getter_bss_privacy - Return the privacy flag of a BSS
2437 * @message: Pointer to incoming dbus message
2438 * @bss: a pair of interface describing structure and bss's id
2439 * Returns: a dbus message containing the privacy flag value of requested bss
2440 *
2441 * Getter for "Privacy" property.
2442 */
2443 DBusMessage * wpas_dbus_getter_bss_privacy(DBusMessage *message,
2444 struct bss_handler_args *bss)
2445 {
2446 struct wpa_bss *res = wpa_bss_get_id(bss->wpa_s, bss->id);
2447 dbus_bool_t privacy;
2448
2449 if (!res) {
2450 wpa_printf(MSG_ERROR, "wpas_dbus_getter_bss_privacy[dbus]: no "
2451 "bss with id %d found", bss->id);
2452 return NULL;
2453 }
2454
2455 privacy = (res->caps & IEEE80211_CAP_PRIVACY) ? TRUE : FALSE;
2456 return wpas_dbus_simple_property_getter(message, DBUS_TYPE_BOOLEAN,
2457 &privacy);
2458 }
2459
2460
2461 /**
2462 * wpas_dbus_getter_bss_mode - Return the mode of a BSS
2463 * @message: Pointer to incoming dbus message
2464 * @bss: a pair of interface describing structure and bss's id
2465 * Returns: a dbus message containing the mode of requested bss
2466 *
2467 * Getter for "Mode" property.
2468 */
2469 DBusMessage * wpas_dbus_getter_bss_mode(DBusMessage *message,
2470 struct bss_handler_args *bss)
2471 {
2472 struct wpa_bss *res = wpa_bss_get_id(bss->wpa_s, bss->id);
2473 const char *mode;
2474
2475 if (!res) {
2476 wpa_printf(MSG_ERROR, "wpas_dbus_getter_bss_mode[dbus]: no "
2477 "bss with id %d found", bss->id);
2478 return NULL;
2479 }
2480
2481 if (res->caps & IEEE80211_CAP_IBSS)
2482 mode = "ad-hoc";
2483 else
2484 mode = "infrastructure";
2485
2486 return wpas_dbus_simple_property_getter(message, DBUS_TYPE_STRING,
2487 &mode);
2488 }
2489
2490
2491 /**
2492 * wpas_dbus_getter_bss_level - Return the signal strength of a BSS
2493 * @message: Pointer to incoming dbus message
2494 * @bss: a pair of interface describing structure and bss's id
2495 * Returns: a dbus message containing the signal strength of requested bss
2496 *
2497 * Getter for "Level" property.
2498 */
2499 DBusMessage * wpas_dbus_getter_bss_signal(DBusMessage *message,
2500 struct bss_handler_args *bss)
2501 {
2502 struct wpa_bss *res = wpa_bss_get_id(bss->wpa_s, bss->id);
2503
2504 if (!res) {
2505 wpa_printf(MSG_ERROR, "wpas_dbus_getter_bss_signal[dbus]: no "
2506 "bss with id %d found", bss->id);
2507 return NULL;
2508 }
2509
2510 return wpas_dbus_simple_property_getter(message, DBUS_TYPE_INT16,
2511 &res->level);
2512 }
2513
2514
2515 /**
2516 * wpas_dbus_getter_bss_frequency - Return the frequency of a BSS
2517 * @message: Pointer to incoming dbus message
2518 * @bss: a pair of interface describing structure and bss's id
2519 * Returns: a dbus message containing the frequency of requested bss
2520 *
2521 * Getter for "Frequency" property.
2522 */
2523 DBusMessage * wpas_dbus_getter_bss_frequency(DBusMessage *message,
2524 struct bss_handler_args *bss)
2525 {
2526 struct wpa_bss *res = wpa_bss_get_id(bss->wpa_s, bss->id);
2527
2528 if (!res) {
2529 wpa_printf(MSG_ERROR, "wpas_dbus_getter_bss_frequency[dbus]: "
2530 "no bss with id %d found", bss->id);
2531 return NULL;
2532 }
2533
2534 return wpas_dbus_simple_property_getter(message, DBUS_TYPE_UINT16,
2535 &res->freq);
2536 }
2537
2538
2539 static int cmp_u8s_desc(const void *a, const void *b)
2540 {
2541 return (*(u8 *) b - *(u8 *) a);
2542 }
2543
2544
2545 /**
2546 * wpas_dbus_getter_bss_rates - Return available bit rates of a BSS
2547 * @message: Pointer to incoming dbus message
2548 * @bss: a pair of interface describing structure and bss's id
2549 * Returns: a dbus message containing sorted array of bit rates
2550 *
2551 * Getter for "Rates" property.
2552 */
2553 DBusMessage * wpas_dbus_getter_bss_rates(DBusMessage *message,
2554 struct bss_handler_args *bss)
2555 {
2556 DBusMessage *reply;
2557 struct wpa_bss *res = wpa_bss_get_id(bss->wpa_s, bss->id);
2558 u8 *ie_rates = NULL;
2559 u32 *real_rates;
2560 int rates_num, i;
2561
2562 if (!res) {
2563 wpa_printf(MSG_ERROR, "wpas_dbus_getter_bss_rates[dbus]: "
2564 "no bss with id %d found", bss->id);
2565 return NULL;
2566 }
2567
2568 rates_num = wpa_bss_get_bit_rates(res, &ie_rates);
2569 if (rates_num < 0)
2570 return NULL;
2571
2572 qsort(ie_rates, rates_num, 1, cmp_u8s_desc);
2573
2574 real_rates = os_malloc(sizeof(u32) * rates_num);
2575 if (!real_rates) {
2576 os_free(ie_rates);
2577 return dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
2578 NULL);
2579 }
2580
2581 for (i = 0; i < rates_num; i++)
2582 real_rates[i] = ie_rates[i] * 500000;
2583
2584 reply = wpas_dbus_simple_array_property_getter(message,
2585 DBUS_TYPE_UINT32,
2586 real_rates, rates_num);
2587
2588 os_free(ie_rates);
2589 os_free(real_rates);
2590 return reply;
2591 }
2592
2593
2594 static DBusMessage * wpas_dbus_get_bss_security_prop(
2595 DBusMessage *message, struct wpa_ie_data *ie_data)
2596 {
2597 DBusMessage *reply;
2598 DBusMessageIter iter, iter_dict, variant_iter;
2599 const char *group;
2600 const char *pairwise[2]; /* max 2 pairwise ciphers is supported */
2601 const char *key_mgmt[7]; /* max 7 key managements may be supported */
2602 int n;
2603
2604 if (message == NULL)
2605 reply = dbus_message_new(DBUS_MESSAGE_TYPE_SIGNAL);
2606 else
2607 reply = dbus_message_new_method_return(message);
2608 if (!reply)
2609 goto nomem;
2610
2611 dbus_message_iter_init_append(reply, &iter);
2612 if (!dbus_message_iter_open_container(&iter, DBUS_TYPE_VARIANT,
2613 "a{sv}", &variant_iter))
2614 goto nomem;
2615
2616 if (!wpa_dbus_dict_open_write(&variant_iter, &iter_dict))
2617 goto nomem;
2618
2619 /* KeyMgmt */
2620 n = 0;
2621 if (ie_data->key_mgmt & WPA_KEY_MGMT_PSK)
2622 key_mgmt[n++] = "wpa-psk";
2623 if (ie_data->key_mgmt & WPA_KEY_MGMT_FT_PSK)
2624 key_mgmt[n++] = "wpa-ft-psk";
2625 if (ie_data->key_mgmt & WPA_KEY_MGMT_PSK_SHA256)
2626 key_mgmt[n++] = "wpa-psk-sha256";
2627 if (ie_data->key_mgmt & WPA_KEY_MGMT_IEEE8021X)
2628 key_mgmt[n++] = "wpa-eap";
2629 if (ie_data->key_mgmt & WPA_KEY_MGMT_FT_IEEE8021X)
2630 key_mgmt[n++] = "wpa-ft-eap";
2631 if (ie_data->key_mgmt & WPA_KEY_MGMT_IEEE8021X_SHA256)
2632 key_mgmt[n++] = "wpa-eap-sha256";
2633 if (ie_data->key_mgmt & WPA_KEY_MGMT_NONE)
2634 key_mgmt[n++] = "wpa-none";
2635
2636 if (!wpa_dbus_dict_append_string_array(&iter_dict, "KeyMgmt",
2637 key_mgmt, n))
2638 goto nomem;
2639
2640 /* Group */
2641 switch (ie_data->group_cipher) {
2642 case WPA_CIPHER_WEP40:
2643 group = "wep40";
2644 break;
2645 case WPA_CIPHER_TKIP:
2646 group = "tkip";
2647 break;
2648 case WPA_CIPHER_CCMP:
2649 group = "ccmp";
2650 break;
2651 case WPA_CIPHER_WEP104:
2652 group = "wep104";
2653 break;
2654 default:
2655 group = "";
2656 break;
2657 }
2658
2659 if (!wpa_dbus_dict_append_string(&iter_dict, "Group", group))
2660 goto nomem;
2661
2662 /* Pairwise */
2663 n = 0;
2664 if (ie_data->pairwise_cipher & WPA_CIPHER_TKIP)
2665 pairwise[n++] = "tkip";
2666 if (ie_data->pairwise_cipher & WPA_CIPHER_CCMP)
2667 pairwise[n++] = "ccmp";
2668
2669 if (!wpa_dbus_dict_append_string_array(&iter_dict, "Pairwise",
2670 pairwise, n))
2671 goto nomem;
2672
2673 /* Management group (RSN only) */
2674 if (ie_data->proto == WPA_PROTO_RSN) {
2675 switch (ie_data->mgmt_group_cipher) {
2676 #ifdef CONFIG_IEEE80211W
2677 case WPA_CIPHER_AES_128_CMAC:
2678 group = "aes128cmac";
2679 break;
2680 #endif /* CONFIG_IEEE80211W */
2681 default:
2682 group = "";
2683 break;
2684 }
2685
2686 if (!wpa_dbus_dict_append_string(&iter_dict, "MgmtGroup",
2687 group))
2688 goto nomem;
2689 }
2690
2691 if (!wpa_dbus_dict_close_write(&variant_iter, &iter_dict))
2692 goto nomem;
2693 if (!dbus_message_iter_close_container(&iter, &variant_iter))
2694 goto nomem;
2695
2696 return reply;
2697
2698 nomem:
2699 if (reply)
2700 dbus_message_unref(reply);
2701
2702 return dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY, NULL);
2703 }
2704
2705
2706 /**
2707 * wpas_dbus_getter_bss_wpa - Return the WPA options of a BSS
2708 * @message: Pointer to incoming dbus message
2709 * @bss: a pair of interface describing structure and bss's id
2710 * Returns: a dbus message containing the WPA options of requested bss
2711 *
2712 * Getter for "WPA" property.
2713 */
2714 DBusMessage * wpas_dbus_getter_bss_wpa(DBusMessage *message,
2715 struct bss_handler_args *bss)
2716 {
2717 struct wpa_bss *res = wpa_bss_get_id(bss->wpa_s, bss->id);
2718 struct wpa_ie_data wpa_data;
2719 const u8 *ie;
2720
2721 if (!res) {
2722 wpa_printf(MSG_ERROR, "wpas_dbus_getter_bss_wpa[dbus]: no "
2723 "bss with id %d found", bss->id);
2724 return NULL;
2725 }
2726
2727 os_memset(&wpa_data, 0, sizeof(wpa_data));
2728 ie = wpa_bss_get_vendor_ie(res, WPA_IE_VENDOR_TYPE);
2729 if (ie) {
2730 if (wpa_parse_wpa_ie(ie, 2 + ie[1], &wpa_data) < 0)
2731 return wpas_dbus_error_unknown_error(message,
2732 "invalid WPA IE");
2733 }
2734
2735 return wpas_dbus_get_bss_security_prop(message, &wpa_data);
2736 }
2737
2738
2739 /**
2740 * wpas_dbus_getter_bss_rsn - Return the RSN options of a BSS
2741 * @message: Pointer to incoming dbus message
2742 * @bss: a pair of interface describing structure and bss's id
2743 * Returns: a dbus message containing the RSN options of requested bss
2744 *
2745 * Getter for "RSN" property.
2746 */
2747 DBusMessage * wpas_dbus_getter_bss_rsn(DBusMessage *message,
2748 struct bss_handler_args *bss)
2749 {
2750 struct wpa_bss *res = wpa_bss_get_id(bss->wpa_s, bss->id);
2751 struct wpa_ie_data wpa_data;
2752 const u8 *ie;
2753
2754 if (!res) {
2755 wpa_printf(MSG_ERROR, "wpas_dbus_getter_bss_rsn[dbus]: no "
2756 "bss with id %d found", bss->id);
2757 return NULL;
2758 }
2759
2760 os_memset(&wpa_data, 0, sizeof(wpa_data));
2761 ie = wpa_bss_get_ie(res, WLAN_EID_RSN);
2762 if (ie) {
2763 if (wpa_parse_wpa_ie(ie, 2 + ie[1], &wpa_data) < 0)
2764 return wpas_dbus_error_unknown_error(message,
2765 "invalid RSN IE");
2766 }
2767
2768 return wpas_dbus_get_bss_security_prop(message, &wpa_data);
2769 }
2770
2771
2772 /**
2773 * wpas_dbus_getter_bss_ies - Return all IEs of a BSS
2774 * @message: Pointer to incoming dbus message
2775 * @bss: a pair of interface describing structure and bss's id
2776 * Returns: a dbus message containing IEs byte array
2777 *
2778 * Getter for "IEs" property.
2779 */
2780 DBusMessage * wpas_dbus_getter_bss_ies(DBusMessage *message,
2781 struct bss_handler_args *bss)
2782 {
2783 struct wpa_bss *res = wpa_bss_get_id(bss->wpa_s, bss->id);
2784
2785 if (!res) {
2786 wpa_printf(MSG_ERROR, "wpas_dbus_getter_bss_ies[dbus]: no "
2787 "bss with id %d found", bss->id);
2788 return NULL;
2789 }
2790
2791 return wpas_dbus_simple_array_property_getter(message, DBUS_TYPE_BYTE,
2792 res + 1, res->ie_len);
2793 }
2794
2795
2796 /**
2797 * wpas_dbus_getter_enabled - Check whether network is enabled or disabled
2798 * @message: Pointer to incoming dbus message
2799 * @wpas_dbus_setter_enabled: wpa_supplicant structure for a network interface
2800 * and wpa_ssid structure for a configured network
2801 * Returns: DBus message with boolean indicating state of configured network
2802 * or DBus error on failure
2803 *
2804 * Getter for "enabled" property of a configured network.
2805 */
2806 DBusMessage * wpas_dbus_getter_enabled(DBusMessage *message,
2807 struct network_handler_args *net)
2808 {
2809 dbus_bool_t enabled = net->ssid->disabled ? FALSE : TRUE;
2810 return wpas_dbus_simple_property_getter(message, DBUS_TYPE_BOOLEAN,
2811 &enabled);
2812 }
2813
2814
2815 /**
2816 * wpas_dbus_setter_enabled - Mark a configured network as enabled or disabled
2817 * @message: Pointer to incoming dbus message
2818 * @wpas_dbus_setter_enabled: wpa_supplicant structure for a network interface
2819 * and wpa_ssid structure for a configured network
2820 * Returns: NULL indicating success or DBus error on failure
2821 *
2822 * Setter for "Enabled" property of a configured network.
2823 */
2824 DBusMessage * wpas_dbus_setter_enabled(DBusMessage *message,
2825 struct network_handler_args *net)
2826 {
2827 DBusMessage *reply = NULL;
2828
2829 struct wpa_supplicant *wpa_s;
2830 struct wpa_ssid *ssid;
2831
2832 dbus_bool_t enable;
2833
2834 reply = wpas_dbus_simple_property_setter(message, DBUS_TYPE_BOOLEAN,
2835 &enable);
2836
2837 if (reply)
2838 return reply;
2839
2840 wpa_s = net->wpa_s;
2841 ssid = net->ssid;
2842
2843 if (enable)
2844 wpa_supplicant_enable_network(wpa_s, ssid);
2845 else
2846 wpa_supplicant_disable_network(wpa_s, ssid);
2847
2848 return NULL;
2849 }
2850
2851
2852 /**
2853 * wpas_dbus_getter_network_properties - Get options for a configured network
2854 * @message: Pointer to incoming dbus message
2855 * @net: wpa_supplicant structure for a network interface and
2856 * wpa_ssid structure for a configured network
2857 * Returns: DBus message with network properties or DBus error on failure
2858 *
2859 * Getter for "Properties" property of a configured network.
2860 */
2861 DBusMessage * wpas_dbus_getter_network_properties(
2862 DBusMessage *message, struct network_handler_args *net)
2863 {
2864 DBusMessage *reply = NULL;
2865 DBusMessageIter iter, variant_iter, dict_iter;
2866 char **iterator;
2867 char **props = wpa_config_get_all(net->ssid, 0);
2868 if (!props)
2869 return dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
2870 NULL);
2871
2872 if (message == NULL)
2873 reply = dbus_message_new(DBUS_MESSAGE_TYPE_SIGNAL);
2874 else
2875 reply = dbus_message_new_method_return(message);
2876 if (!reply) {
2877 reply = dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
2878 NULL);
2879 goto out;
2880 }
2881
2882 dbus_message_iter_init_append(reply, &iter);
2883
2884 if (!dbus_message_iter_open_container(&iter, DBUS_TYPE_VARIANT,
2885 "a{sv}", &variant_iter) ||
2886 !wpa_dbus_dict_open_write(&variant_iter, &dict_iter)) {
2887 dbus_message_unref(reply);
2888 reply = dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
2889 NULL);
2890 goto out;
2891 }
2892
2893 iterator = props;
2894 while (*iterator) {
2895 if (!wpa_dbus_dict_append_string(&dict_iter, *iterator,
2896 *(iterator + 1))) {
2897 dbus_message_unref(reply);
2898 reply = dbus_message_new_error(message,
2899 DBUS_ERROR_NO_MEMORY,
2900 NULL);
2901 goto out;
2902 }
2903 iterator += 2;
2904 }
2905
2906
2907 if (!wpa_dbus_dict_close_write(&variant_iter, &dict_iter) ||
2908 !dbus_message_iter_close_container(&iter, &variant_iter)) {
2909 dbus_message_unref(reply);
2910 reply = dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
2911 NULL);
2912 goto out;
2913 }
2914
2915 out:
2916 iterator = props;
2917 while (*iterator) {
2918 os_free(*iterator);
2919 iterator++;
2920 }
2921 os_free(props);
2922 return reply;
2923 }
2924
2925
2926 /**
2927 * wpas_dbus_setter_network_properties - Set options for a configured network
2928 * @message: Pointer to incoming dbus message
2929 * @net: wpa_supplicant structure for a network interface and
2930 * wpa_ssid structure for a configured network
2931 * Returns: NULL indicating success or DBus error on failure
2932 *
2933 * Setter for "Properties" property of a configured network.
2934 */
2935 DBusMessage * wpas_dbus_setter_network_properties(
2936 DBusMessage *message, struct network_handler_args *net)
2937 {
2938 struct wpa_ssid *ssid = net->ssid;
2939
2940 DBusMessage *reply = NULL;
2941 DBusMessageIter iter, variant_iter;
2942
2943 dbus_message_iter_init(message, &iter);
2944
2945 dbus_message_iter_next(&iter);
2946 dbus_message_iter_next(&iter);
2947
2948 dbus_message_iter_recurse(&iter, &variant_iter);
2949
2950 reply = set_network_properties(message, net->wpa_s, ssid,
2951 &variant_iter);
2952 if (reply)
2953 wpa_printf(MSG_DEBUG, "dbus control interface couldn't set "
2954 "network properties");
2955
2956 return reply;
2957 }
Mirror of AROS' svn.