2 * wpa_supplicant / WPS integration
3 * Copyright (c) 2008-2014, Jouni Malinen <j@w1.fi>
5 * This software may be distributed under the terms of the BSD license.
6 * See README for more details.
14 #include "crypto/random.h"
15 #include "crypto/dh_group5.h"
16 #include "common/ieee802_11_defs.h"
17 #include "common/ieee802_11_common.h"
18 #include "common/wpa_common.h"
19 #include "common/wpa_ctrl.h"
20 #include "eap_common/eap_wsc_common.h"
21 #include "eap_peer/eap.h"
22 #include "eapol_supp/eapol_supp_sm.h"
23 #include "rsn_supp/wpa.h"
24 #include "wps/wps_attr_parse.h"
26 #include "wpa_supplicant_i.h"
29 #include "blacklist.h"
34 #include "p2p_supplicant.h"
35 #include "wps_supplicant.h"
38 #ifndef WPS_PIN_SCAN_IGNORE_SEL_REG
39 #define WPS_PIN_SCAN_IGNORE_SEL_REG 3
40 #endif /* WPS_PIN_SCAN_IGNORE_SEL_REG */
42 static void wpas_wps_timeout(void *eloop_ctx
, void *timeout_ctx
);
43 static void wpas_clear_wps(struct wpa_supplicant
*wpa_s
);
46 static void wpas_wps_clear_ap_info(struct wpa_supplicant
*wpa_s
)
48 os_free(wpa_s
->wps_ap
);
50 wpa_s
->num_wps_ap
= 0;
51 wpa_s
->wps_ap_iter
= 0;
55 static void wpas_wps_assoc_with_cred(void *eloop_ctx
, void *timeout_ctx
)
57 struct wpa_supplicant
*wpa_s
= eloop_ctx
;
58 int use_fast_assoc
= timeout_ctx
!= NULL
;
60 wpa_printf(MSG_DEBUG
, "WPS: Continuing association after eapol_cb");
61 if (!use_fast_assoc
||
62 wpa_supplicant_fast_associate(wpa_s
) != 1)
63 wpa_supplicant_req_scan(wpa_s
, 0, 0);
67 static void wpas_wps_assoc_with_cred_cancel(struct wpa_supplicant
*wpa_s
)
69 eloop_cancel_timeout(wpas_wps_assoc_with_cred
, wpa_s
, (void *) 0);
70 eloop_cancel_timeout(wpas_wps_assoc_with_cred
, wpa_s
, (void *) 1);
74 int wpas_wps_eapol_cb(struct wpa_supplicant
*wpa_s
)
76 if (wpas_p2p_wps_eapol_cb(wpa_s
) > 0)
79 if (!wpa_s
->wps_success
&&
80 wpa_s
->current_ssid
&&
81 eap_is_wps_pin_enrollee(&wpa_s
->current_ssid
->eap
)) {
82 const u8
*bssid
= wpa_s
->bssid
;
83 if (is_zero_ether_addr(bssid
))
84 bssid
= wpa_s
->pending_bssid
;
86 wpa_printf(MSG_DEBUG
, "WPS: PIN registration with " MACSTR
87 " did not succeed - continue trying to find "
88 "suitable AP", MAC2STR(bssid
));
89 wpa_blacklist_add(wpa_s
, bssid
);
91 wpa_supplicant_deauthenticate(wpa_s
,
92 WLAN_REASON_DEAUTH_LEAVING
);
93 wpa_s
->reassociate
= 1;
94 wpa_supplicant_req_scan(wpa_s
,
95 wpa_s
->blacklist_cleared
? 5 : 0, 0);
96 wpa_s
->blacklist_cleared
= 0;
100 wpas_wps_clear_ap_info(wpa_s
);
101 eloop_cancel_timeout(wpas_wps_timeout
, wpa_s
, NULL
);
102 if (wpa_s
->key_mgmt
== WPA_KEY_MGMT_WPS
&& !wpa_s
->wps_success
)
103 wpa_msg(wpa_s
, MSG_INFO
, WPS_EVENT_FAIL
);
105 if (wpa_s
->key_mgmt
== WPA_KEY_MGMT_WPS
&& wpa_s
->current_ssid
&&
106 !(wpa_s
->current_ssid
->key_mgmt
& WPA_KEY_MGMT_WPS
)) {
107 int disabled
= wpa_s
->current_ssid
->disabled
;
108 unsigned int freq
= wpa_s
->assoc_freq
;
110 struct wpa_ssid
*ssid
= NULL
;
111 int use_fast_assoc
= 0;
113 wpa_printf(MSG_DEBUG
, "WPS: Network configuration replaced - "
114 "try to associate with the received credential "
116 wpa_supplicant_deauthenticate(wpa_s
,
117 WLAN_REASON_DEAUTH_LEAVING
);
119 wpa_printf(MSG_DEBUG
, "WPS: Current network is "
120 "disabled - wait for user to enable");
123 wpa_s
->after_wps
= 5;
124 wpa_s
->wps_freq
= freq
;
125 wpa_s
->normal_scans
= 0;
126 wpa_s
->reassociate
= 1;
128 wpa_printf(MSG_DEBUG
, "WPS: Checking whether fast association "
129 "without a new scan can be used");
130 bss
= wpa_supplicant_pick_network(wpa_s
, &ssid
);
133 struct wps_parse_attr attr
;
135 wps
= wpa_bss_get_vendor_ie_multi(bss
,
137 if (wps
&& wps_parse_msg(wps
, &attr
) == 0 &&
139 *attr
.wps_state
== WPS_STATE_CONFIGURED
)
145 * Complete the next step from an eloop timeout to allow pending
146 * driver events related to the disconnection to be processed
147 * first. This makes it less likely for disconnection event to
148 * cause problems with the following connection.
150 wpa_printf(MSG_DEBUG
, "WPS: Continue association from timeout");
151 wpas_wps_assoc_with_cred_cancel(wpa_s
);
152 eloop_register_timeout(0, 10000,
153 wpas_wps_assoc_with_cred
, wpa_s
,
154 use_fast_assoc
? (void *) 1 :
159 if (wpa_s
->key_mgmt
== WPA_KEY_MGMT_WPS
&& wpa_s
->current_ssid
) {
160 wpa_printf(MSG_DEBUG
, "WPS: Registration completed - waiting "
161 "for external credential processing");
162 wpas_clear_wps(wpa_s
);
163 wpa_supplicant_deauthenticate(wpa_s
,
164 WLAN_REASON_DEAUTH_LEAVING
);
172 static void wpas_wps_security_workaround(struct wpa_supplicant
*wpa_s
,
173 struct wpa_ssid
*ssid
,
174 const struct wps_credential
*cred
)
176 struct wpa_driver_capa capa
;
179 struct wpa_ie_data adv
;
180 int wpa2
= 0, ccmp
= 0;
183 * Many existing WPS APs do not know how to negotiate WPA2 or CCMP in
184 * case they are configured for mixed mode operation (WPA+WPA2 and
185 * TKIP+CCMP). Try to use scan results to figure out whether the AP
186 * actually supports stronger security and select that if the client
187 * has support for it, too.
190 if (wpa_drv_get_capa(wpa_s
, &capa
))
191 return; /* Unknown what driver supports */
193 if (ssid
->ssid
== NULL
)
195 bss
= wpa_bss_get(wpa_s
, cred
->mac_addr
, ssid
->ssid
, ssid
->ssid_len
);
197 wpa_printf(MSG_DEBUG
, "WPS: The AP was not found from BSS "
198 "table - use credential as-is");
202 wpa_printf(MSG_DEBUG
, "WPS: AP found from BSS table");
204 ie
= wpa_bss_get_ie(bss
, WLAN_EID_RSN
);
205 if (ie
&& wpa_parse_wpa_ie(ie
, 2 + ie
[1], &adv
) == 0) {
207 if (adv
.pairwise_cipher
& WPA_CIPHER_CCMP
)
210 ie
= wpa_bss_get_vendor_ie(bss
, WPA_IE_VENDOR_TYPE
);
211 if (ie
&& wpa_parse_wpa_ie(ie
, 2 + ie
[1], &adv
) == 0 &&
212 adv
.pairwise_cipher
& WPA_CIPHER_CCMP
)
216 if (ie
== NULL
&& (ssid
->proto
& WPA_PROTO_WPA
) &&
217 (ssid
->pairwise_cipher
& WPA_CIPHER_TKIP
)) {
219 * TODO: This could be the initial AP configuration and the
220 * Beacon contents could change shortly. Should request a new
221 * scan and delay addition of the network until the updated
222 * scan results are available.
224 wpa_printf(MSG_DEBUG
, "WPS: The AP did not yet advertise WPA "
225 "support - use credential as-is");
229 if (ccmp
&& !(ssid
->pairwise_cipher
& WPA_CIPHER_CCMP
) &&
230 (ssid
->pairwise_cipher
& WPA_CIPHER_TKIP
) &&
231 (capa
.key_mgmt
& WPA_DRIVER_CAPA_KEY_MGMT_WPA2_PSK
)) {
232 wpa_printf(MSG_DEBUG
, "WPS: Add CCMP into the credential "
233 "based on scan results");
234 if (wpa_s
->conf
->ap_scan
== 1)
235 ssid
->pairwise_cipher
|= WPA_CIPHER_CCMP
;
237 ssid
->pairwise_cipher
= WPA_CIPHER_CCMP
;
240 if (wpa2
&& !(ssid
->proto
& WPA_PROTO_RSN
) &&
241 (ssid
->proto
& WPA_PROTO_WPA
) &&
242 (capa
.enc
& WPA_DRIVER_CAPA_ENC_CCMP
)) {
243 wpa_printf(MSG_DEBUG
, "WPS: Add WPA2 into the credential "
244 "based on scan results");
245 if (wpa_s
->conf
->ap_scan
== 1)
246 ssid
->proto
|= WPA_PROTO_RSN
;
248 ssid
->proto
= WPA_PROTO_RSN
;
253 static void wpas_wps_remove_dup_network(struct wpa_supplicant
*wpa_s
,
254 struct wpa_ssid
*new_ssid
)
256 struct wpa_ssid
*ssid
, *next
;
258 for (ssid
= wpa_s
->conf
->ssid
, next
= ssid
? ssid
->next
: NULL
; ssid
;
259 ssid
= next
, next
= ssid
? ssid
->next
: NULL
) {
261 * new_ssid has already been added to the list in
262 * wpas_wps_add_network(), so skip it.
264 if (ssid
== new_ssid
)
267 if (ssid
->bssid_set
|| new_ssid
->bssid_set
) {
268 if (ssid
->bssid_set
!= new_ssid
->bssid_set
)
270 if (os_memcmp(ssid
->bssid
, new_ssid
->bssid
, ETH_ALEN
) !=
276 if (ssid
->ssid_len
== 0 || ssid
->ssid_len
!= new_ssid
->ssid_len
)
279 if (ssid
->ssid
&& new_ssid
->ssid
) {
280 if (os_memcmp(ssid
->ssid
, new_ssid
->ssid
,
281 ssid
->ssid_len
) != 0)
283 } else if (ssid
->ssid
|| new_ssid
->ssid
)
286 /* compare security parameters */
287 if (ssid
->auth_alg
!= new_ssid
->auth_alg
||
288 ssid
->key_mgmt
!= new_ssid
->key_mgmt
||
289 (ssid
->group_cipher
!= new_ssid
->group_cipher
&&
290 !(ssid
->group_cipher
& new_ssid
->group_cipher
&
295 * Some existing WPS APs will send two creds in case they are
296 * configured for mixed mode operation (WPA+WPA2 and TKIP+CCMP).
297 * Try to merge these two creds if they are received in the same
300 if (ssid
->wps_run
&& ssid
->wps_run
== new_ssid
->wps_run
&&
301 wpa_key_mgmt_wpa_psk(ssid
->key_mgmt
)) {
302 if (new_ssid
->passphrase
&& ssid
->passphrase
&&
303 os_strcmp(new_ssid
->passphrase
, ssid
->passphrase
) !=
305 wpa_printf(MSG_DEBUG
,
306 "WPS: M8 Creds with different passphrase - do not merge");
310 if (new_ssid
->psk_set
&&
312 os_memcmp(new_ssid
->psk
, ssid
->psk
, 32) != 0)) {
313 wpa_printf(MSG_DEBUG
,
314 "WPS: M8 Creds with different PSK - do not merge");
318 if ((new_ssid
->passphrase
&& !ssid
->passphrase
) ||
319 (!new_ssid
->passphrase
&& ssid
->passphrase
)) {
320 wpa_printf(MSG_DEBUG
,
321 "WPS: M8 Creds with different passphrase/PSK type - do not merge");
325 wpa_printf(MSG_DEBUG
,
326 "WPS: Workaround - merge likely WPA/WPA2-mixed mode creds in same M8 message");
327 new_ssid
->proto
|= ssid
->proto
;
328 new_ssid
->pairwise_cipher
|= ssid
->pairwise_cipher
;
331 * proto and pairwise_cipher difference matter for
332 * non-mixed-mode creds.
334 if (ssid
->proto
!= new_ssid
->proto
||
335 ssid
->pairwise_cipher
!= new_ssid
->pairwise_cipher
)
339 /* Remove the duplicated older network entry. */
340 wpa_printf(MSG_DEBUG
, "Remove duplicate network %d", ssid
->id
);
341 wpas_notify_network_removed(wpa_s
, ssid
);
342 if (wpa_s
->current_ssid
== ssid
)
343 wpa_s
->current_ssid
= NULL
;
344 wpa_config_remove_network(wpa_s
->conf
, ssid
->id
);
349 static int wpa_supplicant_wps_cred(void *ctx
,
350 const struct wps_credential
*cred
)
352 struct wpa_supplicant
*wpa_s
= ctx
;
353 struct wpa_ssid
*ssid
= wpa_s
->current_ssid
;
355 #ifdef CONFIG_WPS_REG_DISABLE_OPEN
357 #endif /* CONFIG_WPS_REG_DISABLE_OPEN */
359 if ((wpa_s
->conf
->wps_cred_processing
== 1 ||
360 wpa_s
->conf
->wps_cred_processing
== 2) && cred
->cred_attr
) {
361 size_t blen
= cred
->cred_attr_len
* 2 + 1;
362 char *buf
= os_malloc(blen
);
364 wpa_snprintf_hex(buf
, blen
,
365 cred
->cred_attr
, cred
->cred_attr_len
);
366 wpa_msg(wpa_s
, MSG_INFO
, "%s%s",
367 WPS_EVENT_CRED_RECEIVED
, buf
);
371 wpas_notify_wps_credential(wpa_s
, cred
);
373 wpa_msg(wpa_s
, MSG_INFO
, WPS_EVENT_CRED_RECEIVED
);
375 wpa_hexdump_key(MSG_DEBUG
, "WPS: Received Credential attribute",
376 cred
->cred_attr
, cred
->cred_attr_len
);
378 if (wpa_s
->conf
->wps_cred_processing
== 1)
381 wpa_hexdump_ascii(MSG_DEBUG
, "WPS: SSID", cred
->ssid
, cred
->ssid_len
);
382 wpa_printf(MSG_DEBUG
, "WPS: Authentication Type 0x%x",
384 wpa_printf(MSG_DEBUG
, "WPS: Encryption Type 0x%x", cred
->encr_type
);
385 wpa_printf(MSG_DEBUG
, "WPS: Network Key Index %d", cred
->key_idx
);
386 wpa_hexdump_key(MSG_DEBUG
, "WPS: Network Key",
387 cred
->key
, cred
->key_len
);
388 wpa_printf(MSG_DEBUG
, "WPS: MAC Address " MACSTR
,
389 MAC2STR(cred
->mac_addr
));
391 auth_type
= cred
->auth_type
;
392 if (auth_type
== (WPS_AUTH_WPAPSK
| WPS_AUTH_WPA2PSK
)) {
393 wpa_printf(MSG_DEBUG
, "WPS: Workaround - convert mixed-mode "
394 "auth_type into WPA2PSK");
395 auth_type
= WPS_AUTH_WPA2PSK
;
398 if (auth_type
!= WPS_AUTH_OPEN
&&
399 auth_type
!= WPS_AUTH_WPAPSK
&&
400 auth_type
!= WPS_AUTH_WPA2PSK
) {
401 wpa_printf(MSG_DEBUG
, "WPS: Ignored credentials for "
402 "unsupported authentication type 0x%x",
407 if (auth_type
== WPS_AUTH_WPAPSK
|| auth_type
== WPS_AUTH_WPA2PSK
) {
408 if (cred
->key_len
< 8 || cred
->key_len
> 2 * PMK_LEN
) {
409 wpa_printf(MSG_ERROR
, "WPS: Reject PSK credential with "
410 "invalid Network Key length %lu",
411 (unsigned long) cred
->key_len
);
416 if (ssid
&& (ssid
->key_mgmt
& WPA_KEY_MGMT_WPS
)) {
417 wpa_printf(MSG_DEBUG
, "WPS: Replace WPS network block based "
418 "on the received credential");
419 #ifdef CONFIG_WPS_REG_DISABLE_OPEN
420 if (ssid
->eap
.identity
&&
421 ssid
->eap
.identity_len
== WSC_ID_REGISTRAR_LEN
&&
422 os_memcmp(ssid
->eap
.identity
, WSC_ID_REGISTRAR
,
423 WSC_ID_REGISTRAR_LEN
) == 0)
425 #endif /* CONFIG_WPS_REG_DISABLE_OPEN */
426 os_free(ssid
->eap
.identity
);
427 ssid
->eap
.identity
= NULL
;
428 ssid
->eap
.identity_len
= 0;
429 os_free(ssid
->eap
.phase1
);
430 ssid
->eap
.phase1
= NULL
;
431 os_free(ssid
->eap
.eap_methods
);
432 ssid
->eap
.eap_methods
= NULL
;
433 if (!ssid
->p2p_group
) {
437 ssid
->disabled_until
.sec
= 0;
438 ssid
->disabled_until
.usec
= 0;
439 ssid
->auth_failures
= 0;
441 wpa_printf(MSG_DEBUG
, "WPS: Create a new network based on the "
442 "received credential");
443 ssid
= wpa_config_add_network(wpa_s
->conf
);
446 if (wpa_s
->current_ssid
) {
448 * Should the GO issue multiple credentials for some
449 * reason, each credential should be marked as a
450 * temporary P2P group similarly to the one that gets
451 * marked as such based on the pre-configured values
452 * used for the WPS network block.
454 ssid
->p2p_group
= wpa_s
->current_ssid
->p2p_group
;
455 ssid
->temporary
= wpa_s
->current_ssid
->temporary
;
457 wpas_notify_network_added(wpa_s
, ssid
);
460 wpa_config_set_network_defaults(ssid
);
461 ssid
->wps_run
= wpa_s
->wps_run
;
464 ssid
->ssid
= os_malloc(cred
->ssid_len
);
466 os_memcpy(ssid
->ssid
, cred
->ssid
, cred
->ssid_len
);
467 ssid
->ssid_len
= cred
->ssid_len
;
470 switch (cred
->encr_type
) {
474 ssid
->pairwise_cipher
= WPA_CIPHER_TKIP
;
477 ssid
->pairwise_cipher
= WPA_CIPHER_CCMP
;
478 if (wpa_s
->drv_capa_known
&&
479 (wpa_s
->drv_enc
& WPA_DRIVER_CAPA_ENC_GCMP
)) {
480 ssid
->pairwise_cipher
|= WPA_CIPHER_GCMP
;
481 ssid
->group_cipher
|= WPA_CIPHER_GCMP
;
488 ssid
->auth_alg
= WPA_AUTH_ALG_OPEN
;
489 ssid
->key_mgmt
= WPA_KEY_MGMT_NONE
;
491 #ifdef CONFIG_WPS_REG_DISABLE_OPEN
493 wpa_msg(wpa_s
, MSG_INFO
, WPS_EVENT_OPEN_NETWORK
494 "id=%d - Credentials for an open "
495 "network disabled by default - use "
496 "'select_network %d' to enable",
500 #endif /* CONFIG_WPS_REG_DISABLE_OPEN */
502 case WPS_AUTH_WPAPSK
:
503 ssid
->auth_alg
= WPA_AUTH_ALG_OPEN
;
504 ssid
->key_mgmt
= WPA_KEY_MGMT_PSK
;
505 ssid
->proto
= WPA_PROTO_WPA
;
507 case WPS_AUTH_WPA2PSK
:
508 ssid
->auth_alg
= WPA_AUTH_ALG_OPEN
;
509 ssid
->key_mgmt
= WPA_KEY_MGMT_PSK
;
510 ssid
->proto
= WPA_PROTO_RSN
;
514 if (ssid
->key_mgmt
== WPA_KEY_MGMT_PSK
) {
515 if (cred
->key_len
== 2 * PMK_LEN
) {
516 if (hexstr2bin((const char *) cred
->key
, ssid
->psk
,
518 wpa_printf(MSG_ERROR
, "WPS: Invalid Network "
523 ssid
->export_keys
= 1;
524 } else if (cred
->key_len
>= 8 && cred
->key_len
< 2 * PMK_LEN
) {
525 os_free(ssid
->passphrase
);
526 ssid
->passphrase
= os_malloc(cred
->key_len
+ 1);
527 if (ssid
->passphrase
== NULL
)
529 os_memcpy(ssid
->passphrase
, cred
->key
, cred
->key_len
);
530 ssid
->passphrase
[cred
->key_len
] = '\0';
531 wpa_config_update_psk(ssid
);
532 ssid
->export_keys
= 1;
534 wpa_printf(MSG_ERROR
, "WPS: Invalid Network Key "
536 (unsigned long) cred
->key_len
);
541 wpas_wps_security_workaround(wpa_s
, ssid
, cred
);
543 wpas_wps_remove_dup_network(wpa_s
, ssid
);
545 #ifndef CONFIG_NO_CONFIG_WRITE
546 if (wpa_s
->conf
->update_config
&&
547 wpa_config_write(wpa_s
->confname
, wpa_s
->conf
)) {
548 wpa_printf(MSG_DEBUG
, "WPS: Failed to update configuration");
551 #endif /* CONFIG_NO_CONFIG_WRITE */
554 * Optimize the post-WPS scan based on the channel used during
555 * the provisioning in case EAP-Failure is not received.
557 wpa_s
->after_wps
= 5;
558 wpa_s
->wps_freq
= wpa_s
->assoc_freq
;
564 static void wpa_supplicant_wps_event_m2d(struct wpa_supplicant
*wpa_s
,
565 struct wps_event_m2d
*m2d
)
567 wpa_msg(wpa_s
, MSG_INFO
, WPS_EVENT_M2D
568 "dev_password_id=%d config_error=%d",
569 m2d
->dev_password_id
, m2d
->config_error
);
570 wpas_notify_wps_event_m2d(wpa_s
, m2d
);
572 if (wpa_s
->parent
&& wpa_s
->parent
!= wpa_s
) {
573 wpa_msg(wpa_s
->parent
, MSG_INFO
, WPS_EVENT_M2D
574 "dev_password_id=%d config_error=%d",
575 m2d
->dev_password_id
, m2d
->config_error
);
577 if (m2d
->config_error
== WPS_CFG_MULTIPLE_PBC_DETECTED
) {
579 * Notify P2P from eloop timeout to avoid issues with the
580 * interface getting removed while processing a message.
582 eloop_register_timeout(0, 0, wpas_p2p_pbc_overlap_cb
, wpa_s
,
585 #endif /* CONFIG_P2P */
589 static void wpas_wps_clear_timeout(void *eloop_ctx
, void *timeout_ctx
)
591 struct wpa_supplicant
*wpa_s
= eloop_ctx
;
592 wpa_printf(MSG_DEBUG
, "WPS: Clear WPS network from timeout");
593 wpas_clear_wps(wpa_s
);
597 static void wpa_supplicant_wps_event_fail(struct wpa_supplicant
*wpa_s
,
598 struct wps_event_fail
*fail
)
600 if (fail
->error_indication
> 0 &&
601 fail
->error_indication
< NUM_WPS_EI_VALUES
) {
602 wpa_msg(wpa_s
, MSG_INFO
,
603 WPS_EVENT_FAIL
"msg=%d config_error=%d reason=%d (%s)",
604 fail
->msg
, fail
->config_error
, fail
->error_indication
,
605 wps_ei_str(fail
->error_indication
));
606 if (wpa_s
->parent
&& wpa_s
->parent
!= wpa_s
)
607 wpa_msg(wpa_s
->parent
, MSG_INFO
, WPS_EVENT_FAIL
608 "msg=%d config_error=%d reason=%d (%s)",
609 fail
->msg
, fail
->config_error
,
610 fail
->error_indication
,
611 wps_ei_str(fail
->error_indication
));
613 wpa_msg(wpa_s
, MSG_INFO
,
614 WPS_EVENT_FAIL
"msg=%d config_error=%d",
615 fail
->msg
, fail
->config_error
);
616 if (wpa_s
->parent
&& wpa_s
->parent
!= wpa_s
)
617 wpa_msg(wpa_s
->parent
, MSG_INFO
, WPS_EVENT_FAIL
618 "msg=%d config_error=%d",
619 fail
->msg
, fail
->config_error
);
623 * Need to allow WPS processing to complete, e.g., by sending WSC_NACK.
625 wpa_printf(MSG_DEBUG
, "WPS: Register timeout to clear WPS network");
626 eloop_cancel_timeout(wpas_wps_clear_timeout
, wpa_s
, NULL
);
627 eloop_register_timeout(0, 100000, wpas_wps_clear_timeout
, wpa_s
, NULL
);
629 wpas_notify_wps_event_fail(wpa_s
, fail
);
630 wpas_p2p_wps_failed(wpa_s
, fail
);
634 static void wpas_wps_reenable_networks_cb(void *eloop_ctx
, void *timeout_ctx
);
636 static void wpas_wps_reenable_networks(struct wpa_supplicant
*wpa_s
)
638 struct wpa_ssid
*ssid
;
641 eloop_cancel_timeout(wpas_wps_reenable_networks_cb
, wpa_s
, NULL
);
643 for (ssid
= wpa_s
->conf
->ssid
; ssid
; ssid
= ssid
->next
) {
644 if (ssid
->disabled_for_connect
&& ssid
->disabled
) {
645 ssid
->disabled_for_connect
= 0;
647 wpas_notify_network_enabled_changed(wpa_s
, ssid
);
653 #ifndef CONFIG_NO_CONFIG_WRITE
654 if (wpa_s
->conf
->update_config
&&
655 wpa_config_write(wpa_s
->confname
, wpa_s
->conf
)) {
656 wpa_printf(MSG_DEBUG
, "WPS: Failed to update "
659 #endif /* CONFIG_NO_CONFIG_WRITE */
664 static void wpas_wps_reenable_networks_cb(void *eloop_ctx
, void *timeout_ctx
)
666 struct wpa_supplicant
*wpa_s
= eloop_ctx
;
667 /* Enable the networks disabled during wpas_wps_reassoc */
668 wpas_wps_reenable_networks(wpa_s
);
672 static void wpa_supplicant_wps_event_success(struct wpa_supplicant
*wpa_s
)
674 wpa_msg(wpa_s
, MSG_INFO
, WPS_EVENT_SUCCESS
);
675 wpa_s
->wps_success
= 1;
676 wpas_notify_wps_event_success(wpa_s
);
677 if (wpa_s
->current_ssid
)
678 wpas_clear_temp_disabled(wpa_s
, wpa_s
->current_ssid
, 1);
679 wpa_s
->extra_blacklist_count
= 0;
682 * Enable the networks disabled during wpas_wps_reassoc after 10
683 * seconds. The 10 seconds timer is to allow the data connection to be
684 * formed before allowing other networks to be selected.
686 eloop_register_timeout(10, 0, wpas_wps_reenable_networks_cb
, wpa_s
,
689 wpas_p2p_wps_success(wpa_s
, wpa_s
->bssid
, 0);
693 static void wpa_supplicant_wps_event_er_ap_add(struct wpa_supplicant
*wpa_s
,
694 struct wps_event_er_ap
*ap
)
697 char dev_type
[WPS_DEV_TYPE_BUFSIZE
];
699 uuid_bin2str(ap
->uuid
, uuid_str
, sizeof(uuid_str
));
700 if (ap
->pri_dev_type
)
701 wps_dev_type_bin2str(ap
->pri_dev_type
, dev_type
,
706 wpa_msg(wpa_s
, MSG_INFO
, WPS_EVENT_ER_AP_ADD
"%s " MACSTR
707 " pri_dev_type=%s wps_state=%d |%s|%s|%s|%s|%s|%s|",
708 uuid_str
, MAC2STR(ap
->mac_addr
), dev_type
, ap
->wps_state
,
709 ap
->friendly_name
? ap
->friendly_name
: "",
710 ap
->manufacturer
? ap
->manufacturer
: "",
711 ap
->model_description
? ap
->model_description
: "",
712 ap
->model_name
? ap
->model_name
: "",
713 ap
->manufacturer_url
? ap
->manufacturer_url
: "",
714 ap
->model_url
? ap
->model_url
: "");
718 static void wpa_supplicant_wps_event_er_ap_remove(struct wpa_supplicant
*wpa_s
,
719 struct wps_event_er_ap
*ap
)
722 uuid_bin2str(ap
->uuid
, uuid_str
, sizeof(uuid_str
));
723 wpa_msg(wpa_s
, MSG_INFO
, WPS_EVENT_ER_AP_REMOVE
"%s", uuid_str
);
727 static void wpa_supplicant_wps_event_er_enrollee_add(
728 struct wpa_supplicant
*wpa_s
, struct wps_event_er_enrollee
*enrollee
)
731 char dev_type
[WPS_DEV_TYPE_BUFSIZE
];
733 uuid_bin2str(enrollee
->uuid
, uuid_str
, sizeof(uuid_str
));
734 if (enrollee
->pri_dev_type
)
735 wps_dev_type_bin2str(enrollee
->pri_dev_type
, dev_type
,
740 wpa_msg(wpa_s
, MSG_INFO
, WPS_EVENT_ER_ENROLLEE_ADD
"%s " MACSTR
741 " M1=%d config_methods=0x%x dev_passwd_id=%d pri_dev_type=%s "
743 uuid_str
, MAC2STR(enrollee
->mac_addr
), enrollee
->m1_received
,
744 enrollee
->config_methods
, enrollee
->dev_passwd_id
, dev_type
,
745 enrollee
->dev_name
? enrollee
->dev_name
: "",
746 enrollee
->manufacturer
? enrollee
->manufacturer
: "",
747 enrollee
->model_name
? enrollee
->model_name
: "",
748 enrollee
->model_number
? enrollee
->model_number
: "",
749 enrollee
->serial_number
? enrollee
->serial_number
: "");
753 static void wpa_supplicant_wps_event_er_enrollee_remove(
754 struct wpa_supplicant
*wpa_s
, struct wps_event_er_enrollee
*enrollee
)
757 uuid_bin2str(enrollee
->uuid
, uuid_str
, sizeof(uuid_str
));
758 wpa_msg(wpa_s
, MSG_INFO
, WPS_EVENT_ER_ENROLLEE_REMOVE
"%s " MACSTR
,
759 uuid_str
, MAC2STR(enrollee
->mac_addr
));
763 static void wpa_supplicant_wps_event_er_ap_settings(
764 struct wpa_supplicant
*wpa_s
,
765 struct wps_event_er_ap_settings
*ap_settings
)
769 const struct wps_credential
*cred
= ap_settings
->cred
;
772 if (cred
->auth_type
& (WPS_AUTH_WPAPSK
| WPS_AUTH_WPA2PSK
)) {
773 if (cred
->key_len
>= 8 && cred
->key_len
<= 64) {
774 os_memcpy(key_str
, cred
->key
, cred
->key_len
);
775 key_str
[cred
->key_len
] = '\0';
779 uuid_bin2str(ap_settings
->uuid
, uuid_str
, sizeof(uuid_str
));
780 /* Use wpa_msg_ctrl to avoid showing the key in debug log */
781 wpa_msg_ctrl(wpa_s
, MSG_INFO
, WPS_EVENT_ER_AP_SETTINGS
782 "uuid=%s ssid=%s auth_type=0x%04x encr_type=0x%04x "
784 uuid_str
, wpa_ssid_txt(cred
->ssid
, cred
->ssid_len
),
785 cred
->auth_type
, cred
->encr_type
, key_str
);
789 static void wpa_supplicant_wps_event_er_set_sel_reg(
790 struct wpa_supplicant
*wpa_s
,
791 struct wps_event_er_set_selected_registrar
*ev
)
795 uuid_bin2str(ev
->uuid
, uuid_str
, sizeof(uuid_str
));
797 case WPS_ER_SET_SEL_REG_START
:
798 wpa_msg(wpa_s
, MSG_DEBUG
, WPS_EVENT_ER_SET_SEL_REG
799 "uuid=%s state=START sel_reg=%d dev_passwd_id=%u "
800 "sel_reg_config_methods=0x%x",
801 uuid_str
, ev
->sel_reg
, ev
->dev_passwd_id
,
802 ev
->sel_reg_config_methods
);
804 case WPS_ER_SET_SEL_REG_DONE
:
805 wpa_msg(wpa_s
, MSG_DEBUG
, WPS_EVENT_ER_SET_SEL_REG
806 "uuid=%s state=DONE", uuid_str
);
808 case WPS_ER_SET_SEL_REG_FAILED
:
809 wpa_msg(wpa_s
, MSG_INFO
, WPS_EVENT_ER_SET_SEL_REG
810 "uuid=%s state=FAILED", uuid_str
);
816 static void wpa_supplicant_wps_event(void *ctx
, enum wps_event event
,
817 union wps_event_data
*data
)
819 struct wpa_supplicant
*wpa_s
= ctx
;
822 wpa_supplicant_wps_event_m2d(wpa_s
, &data
->m2d
);
825 wpa_supplicant_wps_event_fail(wpa_s
, &data
->fail
);
828 wpa_supplicant_wps_event_success(wpa_s
);
830 case WPS_EV_PWD_AUTH_FAIL
:
832 if (wpa_s
->ap_iface
&& data
->pwd_auth_fail
.enrollee
)
833 wpa_supplicant_ap_pwd_auth_fail(wpa_s
);
834 #endif /* CONFIG_AP */
836 case WPS_EV_PBC_OVERLAP
:
838 case WPS_EV_PBC_TIMEOUT
:
840 case WPS_EV_PBC_ACTIVE
:
841 wpa_msg(wpa_s
, MSG_INFO
, WPS_EVENT_ACTIVE
);
843 case WPS_EV_PBC_DISABLE
:
844 wpa_msg(wpa_s
, MSG_INFO
, WPS_EVENT_DISABLE
);
846 case WPS_EV_ER_AP_ADD
:
847 wpa_supplicant_wps_event_er_ap_add(wpa_s
, &data
->ap
);
849 case WPS_EV_ER_AP_REMOVE
:
850 wpa_supplicant_wps_event_er_ap_remove(wpa_s
, &data
->ap
);
852 case WPS_EV_ER_ENROLLEE_ADD
:
853 wpa_supplicant_wps_event_er_enrollee_add(wpa_s
,
856 case WPS_EV_ER_ENROLLEE_REMOVE
:
857 wpa_supplicant_wps_event_er_enrollee_remove(wpa_s
,
860 case WPS_EV_ER_AP_SETTINGS
:
861 wpa_supplicant_wps_event_er_ap_settings(wpa_s
,
864 case WPS_EV_ER_SET_SELECTED_REGISTRAR
:
865 wpa_supplicant_wps_event_er_set_sel_reg(wpa_s
,
868 case WPS_EV_AP_PIN_SUCCESS
:
874 static int wpa_supplicant_wps_rf_band(void *ctx
)
876 struct wpa_supplicant
*wpa_s
= ctx
;
878 if (!wpa_s
->current_ssid
|| !wpa_s
->assoc_freq
)
881 return (wpa_s
->assoc_freq
> 2484) ? WPS_RF_50GHZ
: WPS_RF_24GHZ
;
885 enum wps_request_type
wpas_wps_get_req_type(struct wpa_ssid
*ssid
)
887 if (eap_is_wps_pbc_enrollee(&ssid
->eap
) ||
888 eap_is_wps_pin_enrollee(&ssid
->eap
))
889 return WPS_REQ_ENROLLEE
;
891 return WPS_REQ_REGISTRAR
;
895 static void wpas_clear_wps(struct wpa_supplicant
*wpa_s
)
898 struct wpa_ssid
*ssid
, *remove_ssid
= NULL
, *prev_current
;
900 wpa_s
->after_wps
= 0;
901 wpa_s
->known_wps_freq
= 0;
903 prev_current
= wpa_s
->current_ssid
;
905 /* Enable the networks disabled during wpas_wps_reassoc */
906 wpas_wps_reenable_networks(wpa_s
);
908 eloop_cancel_timeout(wpas_wps_timeout
, wpa_s
, NULL
);
909 eloop_cancel_timeout(wpas_wps_clear_timeout
, wpa_s
, NULL
);
911 /* Remove any existing WPS network from configuration */
912 ssid
= wpa_s
->conf
->ssid
;
914 if (ssid
->key_mgmt
& WPA_KEY_MGMT_WPS
) {
915 if (ssid
== wpa_s
->current_ssid
) {
916 wpa_supplicant_deauthenticate(
917 wpa_s
, WLAN_REASON_DEAUTH_LEAVING
);
925 if (prev_current
== remove_ssid
) {
926 wpa_sm_set_config(wpa_s
->wpa
, NULL
);
927 eapol_sm_notify_config(wpa_s
->eapol
, NULL
,
930 wpas_notify_network_removed(wpa_s
, remove_ssid
);
931 wpa_config_remove_network(wpa_s
->conf
, id
);
935 wpas_wps_clear_ap_info(wpa_s
);
939 static void wpas_wps_timeout(void *eloop_ctx
, void *timeout_ctx
)
941 struct wpa_supplicant
*wpa_s
= eloop_ctx
;
942 wpa_msg(wpa_s
, MSG_INFO
, WPS_EVENT_TIMEOUT
"Requested operation timed "
944 wpas_clear_wps(wpa_s
);
948 static struct wpa_ssid
* wpas_wps_add_network(struct wpa_supplicant
*wpa_s
,
949 int registrar
, const u8
*dev_addr
,
952 struct wpa_ssid
*ssid
;
954 ssid
= wpa_config_add_network(wpa_s
->conf
);
957 wpas_notify_network_added(wpa_s
, ssid
);
958 wpa_config_set_network_defaults(ssid
);
960 if (wpa_config_set(ssid
, "key_mgmt", "WPS", 0) < 0 ||
961 wpa_config_set(ssid
, "eap", "WSC", 0) < 0 ||
962 wpa_config_set(ssid
, "identity", registrar
?
963 "\"" WSC_ID_REGISTRAR
"\"" :
964 "\"" WSC_ID_ENROLLEE
"\"", 0) < 0) {
965 wpas_notify_network_removed(wpa_s
, ssid
);
966 wpa_config_remove_network(wpa_s
->conf
, ssid
->id
);
972 os_memcpy(ssid
->go_p2p_dev_addr
, dev_addr
, ETH_ALEN
);
973 #endif /* CONFIG_P2P */
979 #endif /* CONFIG_P2P */
981 os_memcpy(ssid
->bssid
, bssid
, ETH_ALEN
);
985 * Note: With P2P, the SSID may change at the time the WPS
986 * provisioning is started, so better not filter the AP based
987 * on the current SSID in the scan results.
990 dl_list_for_each(bss
, &wpa_s
->bss
, struct wpa_bss
, list
) {
991 if (os_memcmp(bssid
, bss
->bssid
, ETH_ALEN
) != 0)
995 ssid
->ssid
= os_malloc(bss
->ssid_len
);
996 if (ssid
->ssid
== NULL
)
998 os_memcpy(ssid
->ssid
, bss
->ssid
, bss
->ssid_len
);
999 ssid
->ssid_len
= bss
->ssid_len
;
1000 wpa_hexdump_ascii(MSG_DEBUG
, "WPS: Picked SSID from "
1002 ssid
->ssid
, ssid
->ssid_len
);
1007 wpa_printf(MSG_DEBUG
, "WPS: More than one SSID found "
1008 "for the AP; use wildcard");
1009 os_free(ssid
->ssid
);
1013 #endif /* CONFIG_P2P */
1020 static void wpas_wps_temp_disable(struct wpa_supplicant
*wpa_s
,
1021 struct wpa_ssid
*selected
)
1023 struct wpa_ssid
*ssid
;
1025 if (wpa_s
->current_ssid
)
1026 wpa_supplicant_deauthenticate(
1027 wpa_s
, WLAN_REASON_DEAUTH_LEAVING
);
1029 /* Mark all other networks disabled and trigger reassociation */
1030 ssid
= wpa_s
->conf
->ssid
;
1032 int was_disabled
= ssid
->disabled
;
1033 ssid
->disabled_for_connect
= 0;
1035 * In case the network object corresponds to a persistent group
1036 * then do not send out network disabled signal. In addition,
1037 * do not change disabled status of persistent network objects
1038 * from 2 to 1 should we connect to another network.
1040 if (was_disabled
!= 2) {
1041 ssid
->disabled
= ssid
!= selected
;
1042 if (was_disabled
!= ssid
->disabled
) {
1044 ssid
->disabled_for_connect
= 1;
1045 wpas_notify_network_enabled_changed(wpa_s
,
1054 static void wpas_wps_reassoc(struct wpa_supplicant
*wpa_s
,
1055 struct wpa_ssid
*selected
, const u8
*bssid
,
1058 struct wpa_bss
*bss
;
1061 if (wpa_s
->wps_run
== 0)
1063 wpa_s
->after_wps
= 0;
1064 wpa_s
->known_wps_freq
= 0;
1066 wpa_s
->after_wps
= 5;
1067 wpa_s
->wps_freq
= freq
;
1069 bss
= wpa_bss_get_bssid_latest(wpa_s
, bssid
);
1070 if (bss
&& bss
->freq
> 0) {
1071 wpa_s
->known_wps_freq
= 1;
1072 wpa_s
->wps_freq
= bss
->freq
;
1076 wpas_wps_temp_disable(wpa_s
, selected
);
1078 wpa_s
->disconnected
= 0;
1079 wpa_s
->reassociate
= 1;
1080 wpa_s
->scan_runs
= 0;
1081 wpa_s
->normal_scans
= 0;
1082 wpa_s
->wps_success
= 0;
1083 wpa_s
->blacklist_cleared
= 0;
1085 wpa_supplicant_cancel_sched_scan(wpa_s
);
1086 wpa_supplicant_req_scan(wpa_s
, 0, 0);
1090 int wpas_wps_start_pbc(struct wpa_supplicant
*wpa_s
, const u8
*bssid
,
1093 struct wpa_ssid
*ssid
;
1094 wpas_clear_wps(wpa_s
);
1095 ssid
= wpas_wps_add_network(wpa_s
, 0, NULL
, bssid
);
1098 ssid
->temporary
= 1;
1099 ssid
->p2p_group
= p2p_group
;
1101 if (p2p_group
&& wpa_s
->go_params
&& wpa_s
->go_params
->ssid_len
) {
1102 ssid
->ssid
= os_zalloc(wpa_s
->go_params
->ssid_len
+ 1);
1104 ssid
->ssid_len
= wpa_s
->go_params
->ssid_len
;
1105 os_memcpy(ssid
->ssid
, wpa_s
->go_params
->ssid
,
1107 wpa_hexdump_ascii(MSG_DEBUG
, "WPS: Use specific AP "
1108 "SSID", ssid
->ssid
, ssid
->ssid_len
);
1111 #endif /* CONFIG_P2P */
1112 if (wpa_config_set(ssid
, "phase1", "\"pbc=1\"", 0) < 0)
1114 if (wpa_s
->wps_fragment_size
)
1115 ssid
->eap
.fragment_size
= wpa_s
->wps_fragment_size
;
1116 eloop_register_timeout(WPS_PBC_WALK_TIME
, 0, wpas_wps_timeout
,
1118 wpas_wps_reassoc(wpa_s
, ssid
, bssid
, 0);
1123 static int wpas_wps_start_dev_pw(struct wpa_supplicant
*wpa_s
,
1124 const u8
*dev_addr
, const u8
*bssid
,
1125 const char *pin
, int p2p_group
, u16 dev_pw_id
,
1126 const u8
*peer_pubkey_hash
,
1127 const u8
*ssid_val
, size_t ssid_len
, int freq
)
1129 struct wpa_ssid
*ssid
;
1130 char val
[128 + 2 * WPS_OOB_PUBKEY_HASH_LEN
];
1131 unsigned int rpin
= 0;
1132 char hash
[2 * WPS_OOB_PUBKEY_HASH_LEN
+ 10];
1134 wpas_clear_wps(wpa_s
);
1135 if (bssid
&& is_zero_ether_addr(bssid
))
1137 ssid
= wpas_wps_add_network(wpa_s
, 0, dev_addr
, bssid
);
1139 wpa_printf(MSG_DEBUG
, "WPS: Could not add network");
1142 ssid
->temporary
= 1;
1143 ssid
->p2p_group
= p2p_group
;
1145 ssid
->ssid
= os_malloc(ssid_len
);
1147 os_memcpy(ssid
->ssid
, ssid_val
, ssid_len
);
1148 ssid
->ssid_len
= ssid_len
;
1151 if (peer_pubkey_hash
) {
1152 os_memcpy(hash
, " pkhash=", 8);
1153 wpa_snprintf_hex_uppercase(hash
+ 8, sizeof(hash
) - 8,
1155 WPS_OOB_PUBKEY_HASH_LEN
);
1160 if (p2p_group
&& wpa_s
->go_params
&& wpa_s
->go_params
->ssid_len
) {
1161 ssid
->ssid
= os_zalloc(wpa_s
->go_params
->ssid_len
+ 1);
1163 ssid
->ssid_len
= wpa_s
->go_params
->ssid_len
;
1164 os_memcpy(ssid
->ssid
, wpa_s
->go_params
->ssid
,
1166 wpa_hexdump_ascii(MSG_DEBUG
, "WPS: Use specific AP "
1167 "SSID", ssid
->ssid
, ssid
->ssid_len
);
1170 #endif /* CONFIG_P2P */
1172 os_snprintf(val
, sizeof(val
), "\"pin=%s dev_pw_id=%u%s\"",
1173 pin
, dev_pw_id
, hash
);
1174 else if (pin
== NULL
&& dev_pw_id
== DEV_PW_NFC_CONNECTION_HANDOVER
) {
1175 os_snprintf(val
, sizeof(val
), "\"dev_pw_id=%u%s\"",
1178 rpin
= wps_generate_pin();
1179 os_snprintf(val
, sizeof(val
), "\"pin=%08d dev_pw_id=%u%s\"",
1180 rpin
, dev_pw_id
, hash
);
1182 if (wpa_config_set(ssid
, "phase1", val
, 0) < 0) {
1183 wpa_printf(MSG_DEBUG
, "WPS: Failed to set phase1 '%s'", val
);
1186 if (wpa_s
->wps_fragment_size
)
1187 ssid
->eap
.fragment_size
= wpa_s
->wps_fragment_size
;
1188 eloop_register_timeout(WPS_PBC_WALK_TIME
, 0, wpas_wps_timeout
,
1190 wpa_s
->wps_ap_iter
= 1;
1191 wpas_wps_reassoc(wpa_s
, ssid
, bssid
, freq
);
1196 int wpas_wps_start_pin(struct wpa_supplicant
*wpa_s
, const u8
*bssid
,
1197 const char *pin
, int p2p_group
, u16 dev_pw_id
)
1199 return wpas_wps_start_dev_pw(wpa_s
, NULL
, bssid
, pin
, p2p_group
,
1200 dev_pw_id
, NULL
, NULL
, 0, 0);
1204 /* Cancel the wps pbc/pin requests */
1205 int wpas_wps_cancel(struct wpa_supplicant
*wpa_s
)
1208 if (wpa_s
->ap_iface
) {
1209 wpa_printf(MSG_DEBUG
, "WPS: Cancelling in AP mode");
1210 return wpa_supplicant_ap_wps_cancel(wpa_s
);
1212 #endif /* CONFIG_AP */
1214 if (wpa_s
->wpa_state
== WPA_SCANNING
||
1215 wpa_s
->wpa_state
== WPA_DISCONNECTED
) {
1216 wpa_printf(MSG_DEBUG
, "WPS: Cancel operation - cancel scan");
1217 wpa_supplicant_cancel_scan(wpa_s
);
1218 wpas_clear_wps(wpa_s
);
1219 } else if (wpa_s
->wpa_state
>= WPA_ASSOCIATED
) {
1220 wpa_printf(MSG_DEBUG
, "WPS: Cancel operation - "
1222 wpa_supplicant_deauthenticate(wpa_s
,
1223 WLAN_REASON_DEAUTH_LEAVING
);
1224 wpas_clear_wps(wpa_s
);
1226 wpas_wps_reenable_networks(wpa_s
);
1227 wpas_wps_clear_ap_info(wpa_s
);
1228 if (eloop_cancel_timeout(wpas_wps_clear_timeout
, wpa_s
, NULL
) >
1230 wpas_clear_wps(wpa_s
);
1233 wpa_s
->after_wps
= 0;
1239 int wpas_wps_start_reg(struct wpa_supplicant
*wpa_s
, const u8
*bssid
,
1240 const char *pin
, struct wps_new_ap_settings
*settings
)
1242 struct wpa_ssid
*ssid
;
1249 wpas_clear_wps(wpa_s
);
1250 ssid
= wpas_wps_add_network(wpa_s
, 1, NULL
, bssid
);
1253 ssid
->temporary
= 1;
1255 end
= pos
+ sizeof(val
);
1256 res
= os_snprintf(pos
, end
- pos
, "\"pin=%s", pin
);
1257 if (os_snprintf_error(end
- pos
, res
))
1261 res
= os_snprintf(pos
, end
- pos
, " new_ssid=%s new_auth=%s "
1262 "new_encr=%s new_key=%s",
1263 settings
->ssid_hex
, settings
->auth
,
1264 settings
->encr
, settings
->key_hex
);
1265 if (os_snprintf_error(end
- pos
, res
))
1269 res
= os_snprintf(pos
, end
- pos
, "\"");
1270 if (os_snprintf_error(end
- pos
, res
))
1272 if (wpa_config_set(ssid
, "phase1", val
, 0) < 0)
1274 if (wpa_s
->wps_fragment_size
)
1275 ssid
->eap
.fragment_size
= wpa_s
->wps_fragment_size
;
1276 eloop_register_timeout(WPS_PBC_WALK_TIME
, 0, wpas_wps_timeout
,
1278 wpas_wps_reassoc(wpa_s
, ssid
, bssid
, 0);
1283 static int wpas_wps_new_psk_cb(void *ctx
, const u8
*mac_addr
,
1284 const u8
*p2p_dev_addr
, const u8
*psk
,
1287 if (is_zero_ether_addr(p2p_dev_addr
)) {
1288 wpa_printf(MSG_DEBUG
,
1289 "Received new WPA/WPA2-PSK from WPS for STA " MACSTR
,
1292 wpa_printf(MSG_DEBUG
,
1293 "Received new WPA/WPA2-PSK from WPS for STA " MACSTR
1294 " P2P Device Addr " MACSTR
,
1295 MAC2STR(mac_addr
), MAC2STR(p2p_dev_addr
));
1297 wpa_hexdump_key(MSG_DEBUG
, "Per-device PSK", psk
, psk_len
);
1305 static void wpas_wps_pin_needed_cb(void *ctx
, const u8
*uuid_e
,
1306 const struct wps_device_data
*dev
)
1308 char uuid
[40], txt
[400];
1310 char devtype
[WPS_DEV_TYPE_BUFSIZE
];
1311 if (uuid_bin2str(uuid_e
, uuid
, sizeof(uuid
)))
1313 wpa_printf(MSG_DEBUG
, "WPS: PIN needed for UUID-E %s", uuid
);
1314 len
= os_snprintf(txt
, sizeof(txt
), "WPS-EVENT-PIN-NEEDED %s " MACSTR
1315 " [%s|%s|%s|%s|%s|%s]",
1316 uuid
, MAC2STR(dev
->mac_addr
), dev
->device_name
,
1317 dev
->manufacturer
, dev
->model_name
,
1318 dev
->model_number
, dev
->serial_number
,
1319 wps_dev_type_bin2str(dev
->pri_dev_type
, devtype
,
1321 if (!os_snprintf_error(sizeof(txt
), len
))
1322 wpa_printf(MSG_INFO
, "%s", txt
);
1326 static void wpas_wps_set_sel_reg_cb(void *ctx
, int sel_reg
, u16 dev_passwd_id
,
1327 u16 sel_reg_config_methods
)
1329 #ifdef CONFIG_WPS_ER
1330 struct wpa_supplicant
*wpa_s
= ctx
;
1332 if (wpa_s
->wps_er
== NULL
)
1334 wpa_printf(MSG_DEBUG
, "WPS ER: SetSelectedRegistrar - sel_reg=%d "
1335 "dev_password_id=%u sel_reg_config_methods=0x%x",
1336 sel_reg
, dev_passwd_id
, sel_reg_config_methods
);
1337 wps_er_set_sel_reg(wpa_s
->wps_er
, sel_reg
, dev_passwd_id
,
1338 sel_reg_config_methods
);
1339 #endif /* CONFIG_WPS_ER */
1343 static u16
wps_fix_config_methods(u16 config_methods
)
1345 if ((config_methods
&
1346 (WPS_CONFIG_DISPLAY
| WPS_CONFIG_VIRT_DISPLAY
|
1347 WPS_CONFIG_PHY_DISPLAY
)) == WPS_CONFIG_DISPLAY
) {
1348 wpa_printf(MSG_INFO
, "WPS: Converting display to "
1349 "virtual_display for WPS 2.0 compliance");
1350 config_methods
|= WPS_CONFIG_VIRT_DISPLAY
;
1352 if ((config_methods
&
1353 (WPS_CONFIG_PUSHBUTTON
| WPS_CONFIG_VIRT_PUSHBUTTON
|
1354 WPS_CONFIG_PHY_PUSHBUTTON
)) == WPS_CONFIG_PUSHBUTTON
) {
1355 wpa_printf(MSG_INFO
, "WPS: Converting push_button to "
1356 "virtual_push_button for WPS 2.0 compliance");
1357 config_methods
|= WPS_CONFIG_VIRT_PUSHBUTTON
;
1360 return config_methods
;
1364 static void wpas_wps_set_uuid(struct wpa_supplicant
*wpa_s
,
1365 struct wps_context
*wps
)
1370 if (is_nil_uuid(wpa_s
->conf
->uuid
)) {
1371 struct wpa_supplicant
*first
;
1372 first
= wpa_s
->global
->ifaces
;
1373 while (first
&& first
->next
)
1374 first
= first
->next
;
1375 if (first
&& first
!= wpa_s
) {
1376 if (wps
!= wpa_s
->global
->ifaces
->wps
)
1377 os_memcpy(wps
->uuid
,
1378 wpa_s
->global
->ifaces
->wps
->uuid
,
1380 src
= "from the first interface";
1382 uuid_gen_mac_addr(wpa_s
->own_addr
, wps
->uuid
);
1383 src
= "based on MAC address";
1386 os_memcpy(wps
->uuid
, wpa_s
->conf
->uuid
, WPS_UUID_LEN
);
1387 src
= "based on configuration";
1390 uuid_bin2str(wps
->uuid
, buf
, sizeof(buf
));
1391 wpa_dbg(wpa_s
, MSG_DEBUG
, "WPS: UUID %s: %s", src
, buf
);
1395 static void wpas_wps_set_vendor_ext_m1(struct wpa_supplicant
*wpa_s
,
1396 struct wps_context
*wps
)
1398 wpabuf_free(wps
->dev
.vendor_ext_m1
);
1399 wps
->dev
.vendor_ext_m1
= NULL
;
1401 if (wpa_s
->conf
->wps_vendor_ext_m1
) {
1402 wps
->dev
.vendor_ext_m1
=
1403 wpabuf_dup(wpa_s
->conf
->wps_vendor_ext_m1
);
1404 if (!wps
->dev
.vendor_ext_m1
) {
1405 wpa_printf(MSG_ERROR
, "WPS: Cannot "
1406 "allocate memory for vendor_ext_m1");
1412 int wpas_wps_init(struct wpa_supplicant
*wpa_s
)
1414 struct wps_context
*wps
;
1415 struct wps_registrar_config rcfg
;
1416 struct hostapd_hw_modes
*modes
;
1419 wps
= os_zalloc(sizeof(*wps
));
1423 wps
->cred_cb
= wpa_supplicant_wps_cred
;
1424 wps
->event_cb
= wpa_supplicant_wps_event
;
1425 wps
->rf_band_cb
= wpa_supplicant_wps_rf_band
;
1426 wps
->cb_ctx
= wpa_s
;
1428 wps
->dev
.device_name
= wpa_s
->conf
->device_name
;
1429 wps
->dev
.manufacturer
= wpa_s
->conf
->manufacturer
;
1430 wps
->dev
.model_name
= wpa_s
->conf
->model_name
;
1431 wps
->dev
.model_number
= wpa_s
->conf
->model_number
;
1432 wps
->dev
.serial_number
= wpa_s
->conf
->serial_number
;
1433 wps
->config_methods
=
1434 wps_config_methods_str2bin(wpa_s
->conf
->config_methods
);
1435 if ((wps
->config_methods
& (WPS_CONFIG_DISPLAY
| WPS_CONFIG_LABEL
)) ==
1436 (WPS_CONFIG_DISPLAY
| WPS_CONFIG_LABEL
)) {
1437 wpa_printf(MSG_ERROR
, "WPS: Both Label and Display config "
1438 "methods are not allowed at the same time");
1442 wps
->config_methods
= wps_fix_config_methods(wps
->config_methods
);
1443 wps
->dev
.config_methods
= wps
->config_methods
;
1444 os_memcpy(wps
->dev
.pri_dev_type
, wpa_s
->conf
->device_type
,
1447 wps
->dev
.num_sec_dev_types
= wpa_s
->conf
->num_sec_device_types
;
1448 os_memcpy(wps
->dev
.sec_dev_type
, wpa_s
->conf
->sec_device_type
,
1449 WPS_DEV_TYPE_LEN
* wps
->dev
.num_sec_dev_types
);
1451 wpas_wps_set_vendor_ext_m1(wpa_s
, wps
);
1453 wps
->dev
.os_version
= WPA_GET_BE32(wpa_s
->conf
->os_version
);
1454 modes
= wpa_s
->hw
.modes
;
1456 for (m
= 0; m
< wpa_s
->hw
.num_modes
; m
++) {
1457 if (modes
[m
].mode
== HOSTAPD_MODE_IEEE80211B
||
1458 modes
[m
].mode
== HOSTAPD_MODE_IEEE80211G
)
1459 wps
->dev
.rf_bands
|= WPS_RF_24GHZ
;
1460 else if (modes
[m
].mode
== HOSTAPD_MODE_IEEE80211A
)
1461 wps
->dev
.rf_bands
|= WPS_RF_50GHZ
;
1464 if (wps
->dev
.rf_bands
== 0) {
1466 * Default to claiming support for both bands if the driver
1467 * does not provide support for fetching supported bands.
1469 wps
->dev
.rf_bands
= WPS_RF_24GHZ
| WPS_RF_50GHZ
;
1471 os_memcpy(wps
->dev
.mac_addr
, wpa_s
->own_addr
, ETH_ALEN
);
1472 wpas_wps_set_uuid(wpa_s
, wps
);
1474 wps
->auth_types
= WPS_AUTH_WPA2PSK
| WPS_AUTH_WPAPSK
;
1475 wps
->encr_types
= WPS_ENCR_AES
| WPS_ENCR_TKIP
;
1477 os_memset(&rcfg
, 0, sizeof(rcfg
));
1478 rcfg
.new_psk_cb
= wpas_wps_new_psk_cb
;
1479 rcfg
.pin_needed_cb
= wpas_wps_pin_needed_cb
;
1480 rcfg
.set_sel_reg_cb
= wpas_wps_set_sel_reg_cb
;
1481 rcfg
.cb_ctx
= wpa_s
;
1483 wps
->registrar
= wps_registrar_init(wps
, &rcfg
);
1484 if (wps
->registrar
== NULL
) {
1485 wpa_printf(MSG_DEBUG
, "Failed to initialize WPS Registrar");
1496 #ifdef CONFIG_WPS_ER
1497 static void wpas_wps_nfc_clear(struct wps_context
*wps
)
1499 wps
->ap_nfc_dev_pw_id
= 0;
1500 wpabuf_free(wps
->ap_nfc_dh_pubkey
);
1501 wps
->ap_nfc_dh_pubkey
= NULL
;
1502 wpabuf_free(wps
->ap_nfc_dh_privkey
);
1503 wps
->ap_nfc_dh_privkey
= NULL
;
1504 wpabuf_free(wps
->ap_nfc_dev_pw
);
1505 wps
->ap_nfc_dev_pw
= NULL
;
1507 #endif /* CONFIG_WPS_ER */
1510 void wpas_wps_deinit(struct wpa_supplicant
*wpa_s
)
1512 wpas_wps_assoc_with_cred_cancel(wpa_s
);
1513 eloop_cancel_timeout(wpas_wps_timeout
, wpa_s
, NULL
);
1514 eloop_cancel_timeout(wpas_wps_clear_timeout
, wpa_s
, NULL
);
1515 eloop_cancel_timeout(wpas_wps_reenable_networks_cb
, wpa_s
, NULL
);
1516 wpas_wps_clear_ap_info(wpa_s
);
1519 eloop_cancel_timeout(wpas_p2p_pbc_overlap_cb
, wpa_s
, NULL
);
1520 #endif /* CONFIG_P2P */
1522 if (wpa_s
->wps
== NULL
)
1525 #ifdef CONFIG_WPS_ER
1526 wps_er_deinit(wpa_s
->wps_er
, NULL
, NULL
);
1527 wpa_s
->wps_er
= NULL
;
1528 wpas_wps_nfc_clear(wpa_s
->wps
);
1529 #endif /* CONFIG_WPS_ER */
1531 wps_registrar_deinit(wpa_s
->wps
->registrar
);
1532 wpabuf_free(wpa_s
->wps
->dh_pubkey
);
1533 wpabuf_free(wpa_s
->wps
->dh_privkey
);
1534 wpabuf_free(wpa_s
->wps
->dev
.vendor_ext_m1
);
1535 os_free(wpa_s
->wps
->network_key
);
1536 os_free(wpa_s
->wps
);
1541 int wpas_wps_ssid_bss_match(struct wpa_supplicant
*wpa_s
,
1542 struct wpa_ssid
*ssid
, struct wpa_bss
*bss
)
1544 struct wpabuf
*wps_ie
;
1546 if (!(ssid
->key_mgmt
& WPA_KEY_MGMT_WPS
))
1549 wps_ie
= wpa_bss_get_vendor_ie_multi(bss
, WPS_IE_VENDOR_TYPE
);
1550 if (eap_is_wps_pbc_enrollee(&ssid
->eap
)) {
1552 wpa_printf(MSG_DEBUG
, " skip - non-WPS AP");
1556 if (!wps_is_selected_pbc_registrar(wps_ie
)) {
1557 wpa_printf(MSG_DEBUG
, " skip - WPS AP "
1558 "without active PBC Registrar");
1559 wpabuf_free(wps_ie
);
1563 /* TODO: overlap detection */
1564 wpa_printf(MSG_DEBUG
, " selected based on WPS IE "
1566 wpabuf_free(wps_ie
);
1570 if (eap_is_wps_pin_enrollee(&ssid
->eap
)) {
1572 wpa_printf(MSG_DEBUG
, " skip - non-WPS AP");
1577 * Start with WPS APs that advertise our address as an
1578 * authorized MAC (v2.0) or active PIN Registrar (v1.0) and
1579 * allow any WPS AP after couple of scans since some APs do not
1580 * set Selected Registrar attribute properly when using
1581 * external Registrar.
1583 if (!wps_is_addr_authorized(wps_ie
, wpa_s
->own_addr
, 1)) {
1584 if (wpa_s
->scan_runs
< WPS_PIN_SCAN_IGNORE_SEL_REG
) {
1585 wpa_printf(MSG_DEBUG
, " skip - WPS AP "
1586 "without active PIN Registrar");
1587 wpabuf_free(wps_ie
);
1590 wpa_printf(MSG_DEBUG
, " selected based on WPS IE");
1592 wpa_printf(MSG_DEBUG
, " selected based on WPS IE "
1593 "(Authorized MAC or Active PIN)");
1595 wpabuf_free(wps_ie
);
1600 wpa_printf(MSG_DEBUG
, " selected based on WPS IE");
1601 wpabuf_free(wps_ie
);
1609 int wpas_wps_ssid_wildcard_ok(struct wpa_supplicant
*wpa_s
,
1610 struct wpa_ssid
*ssid
,
1611 struct wpa_bss
*bss
)
1613 struct wpabuf
*wps_ie
= NULL
;
1616 if (eap_is_wps_pbc_enrollee(&ssid
->eap
)) {
1617 wps_ie
= wpa_bss_get_vendor_ie_multi(bss
, WPS_IE_VENDOR_TYPE
);
1618 if (wps_ie
&& wps_is_selected_pbc_registrar(wps_ie
)) {
1619 /* allow wildcard SSID for WPS PBC */
1622 } else if (eap_is_wps_pin_enrollee(&ssid
->eap
)) {
1623 wps_ie
= wpa_bss_get_vendor_ie_multi(bss
, WPS_IE_VENDOR_TYPE
);
1625 (wps_is_addr_authorized(wps_ie
, wpa_s
->own_addr
, 1) ||
1626 wpa_s
->scan_runs
>= WPS_PIN_SCAN_IGNORE_SEL_REG
)) {
1627 /* allow wildcard SSID for WPS PIN */
1632 if (!ret
&& ssid
->bssid_set
&&
1633 os_memcmp(ssid
->bssid
, bss
->bssid
, ETH_ALEN
) == 0) {
1634 /* allow wildcard SSID due to hardcoded BSSID match */
1638 #ifdef CONFIG_WPS_STRICT
1640 if (wps_validate_beacon_probe_resp(wps_ie
, bss
->beacon_ie_len
>
1643 if (bss
->beacon_ie_len
) {
1644 struct wpabuf
*bcn_wps
;
1645 bcn_wps
= wpa_bss_get_vendor_ie_multi_beacon(
1646 bss
, WPS_IE_VENDOR_TYPE
);
1647 if (bcn_wps
== NULL
) {
1648 wpa_printf(MSG_DEBUG
, "WPS: Mandatory WPS IE "
1649 "missing from AP Beacon");
1652 if (wps_validate_beacon(wps_ie
) < 0)
1654 wpabuf_free(bcn_wps
);
1658 #endif /* CONFIG_WPS_STRICT */
1660 wpabuf_free(wps_ie
);
1666 int wpas_wps_scan_pbc_overlap(struct wpa_supplicant
*wpa_s
,
1667 struct wpa_bss
*selected
, struct wpa_ssid
*ssid
)
1669 const u8
*sel_uuid
, *uuid
;
1670 struct wpabuf
*wps_ie
;
1672 struct wpa_bss
*bss
;
1674 if (!eap_is_wps_pbc_enrollee(&ssid
->eap
))
1677 wpa_printf(MSG_DEBUG
, "WPS: Check whether PBC session overlap is "
1678 "present in scan results; selected BSSID " MACSTR
,
1679 MAC2STR(selected
->bssid
));
1681 /* Make sure that only one AP is in active PBC mode */
1682 wps_ie
= wpa_bss_get_vendor_ie_multi(selected
, WPS_IE_VENDOR_TYPE
);
1684 sel_uuid
= wps_get_uuid_e(wps_ie
);
1685 wpa_hexdump(MSG_DEBUG
, "WPS: UUID of the selected BSS",
1686 sel_uuid
, UUID_LEN
);
1688 wpa_printf(MSG_DEBUG
, "WPS: Selected BSS does not include "
1693 dl_list_for_each(bss
, &wpa_s
->bss
, struct wpa_bss
, list
) {
1695 if (bss
== selected
)
1697 ie
= wpa_bss_get_vendor_ie_multi(bss
, WPS_IE_VENDOR_TYPE
);
1700 if (!wps_is_selected_pbc_registrar(ie
)) {
1704 wpa_printf(MSG_DEBUG
, "WPS: Another BSS in active PBC mode: "
1705 MACSTR
, MAC2STR(bss
->bssid
));
1706 uuid
= wps_get_uuid_e(ie
);
1707 wpa_hexdump(MSG_DEBUG
, "WPS: UUID of the other BSS",
1709 if (sel_uuid
== NULL
|| uuid
== NULL
||
1710 os_memcmp(sel_uuid
, uuid
, UUID_LEN
) != 0) {
1711 ret
= 1; /* PBC overlap */
1712 wpa_msg(wpa_s
, MSG_INFO
, "WPS: PBC overlap detected: "
1713 MACSTR
" and " MACSTR
,
1714 MAC2STR(selected
->bssid
),
1715 MAC2STR(bss
->bssid
));
1720 /* TODO: verify that this is reasonable dual-band situation */
1725 wpabuf_free(wps_ie
);
1731 void wpas_wps_notify_scan_results(struct wpa_supplicant
*wpa_s
)
1733 struct wpa_bss
*bss
;
1734 unsigned int pbc
= 0, auth
= 0, pin
= 0, wps
= 0;
1736 if (wpa_s
->disconnected
|| wpa_s
->wpa_state
>= WPA_ASSOCIATED
)
1739 dl_list_for_each(bss
, &wpa_s
->bss
, struct wpa_bss
, list
) {
1741 ie
= wpa_bss_get_vendor_ie_multi(bss
, WPS_IE_VENDOR_TYPE
);
1744 if (wps_is_selected_pbc_registrar(ie
))
1746 else if (wps_is_addr_authorized(ie
, wpa_s
->own_addr
, 0))
1748 else if (wps_is_selected_pin_registrar(ie
))
1756 wpa_msg_ctrl(wpa_s
, MSG_INFO
, WPS_EVENT_AP_AVAILABLE_PBC
);
1758 wpa_msg_ctrl(wpa_s
, MSG_INFO
, WPS_EVENT_AP_AVAILABLE_AUTH
);
1760 wpa_msg_ctrl(wpa_s
, MSG_INFO
, WPS_EVENT_AP_AVAILABLE_PIN
);
1762 wpa_msg_ctrl(wpa_s
, MSG_INFO
, WPS_EVENT_AP_AVAILABLE
);
1766 int wpas_wps_searching(struct wpa_supplicant
*wpa_s
)
1768 struct wpa_ssid
*ssid
;
1770 for (ssid
= wpa_s
->conf
->ssid
; ssid
; ssid
= ssid
->next
) {
1771 if ((ssid
->key_mgmt
& WPA_KEY_MGMT_WPS
) && !ssid
->disabled
)
1779 int wpas_wps_scan_result_text(const u8
*ies
, size_t ies_len
, char *buf
,
1782 struct wpabuf
*wps_ie
;
1785 wps_ie
= ieee802_11_vendor_ie_concat(ies
, ies_len
, WPS_DEV_OUI_WFA
);
1789 ret
= wps_attr_text(wps_ie
, buf
, end
);
1790 wpabuf_free(wps_ie
);
1795 int wpas_wps_er_start(struct wpa_supplicant
*wpa_s
, const char *filter
)
1797 #ifdef CONFIG_WPS_ER
1798 if (wpa_s
->wps_er
) {
1799 wps_er_refresh(wpa_s
->wps_er
);
1802 wpa_s
->wps_er
= wps_er_init(wpa_s
->wps
, wpa_s
->ifname
, filter
);
1803 if (wpa_s
->wps_er
== NULL
)
1806 #else /* CONFIG_WPS_ER */
1808 #endif /* CONFIG_WPS_ER */
1812 void wpas_wps_er_stop(struct wpa_supplicant
*wpa_s
)
1814 #ifdef CONFIG_WPS_ER
1815 wps_er_deinit(wpa_s
->wps_er
, NULL
, NULL
);
1816 wpa_s
->wps_er
= NULL
;
1817 #endif /* CONFIG_WPS_ER */
1821 #ifdef CONFIG_WPS_ER
1822 int wpas_wps_er_add_pin(struct wpa_supplicant
*wpa_s
, const u8
*addr
,
1823 const char *uuid
, const char *pin
)
1826 const u8
*use_uuid
= NULL
;
1827 u8 addr_buf
[ETH_ALEN
];
1829 if (os_strcmp(uuid
, "any") == 0) {
1830 } else if (uuid_str2bin(uuid
, u
) == 0) {
1832 } else if (hwaddr_aton(uuid
, addr_buf
) == 0) {
1833 use_uuid
= wps_er_get_sta_uuid(wpa_s
->wps_er
, addr_buf
);
1834 if (use_uuid
== NULL
)
1838 return wps_registrar_add_pin(wpa_s
->wps
->registrar
, addr
,
1840 (const u8
*) pin
, os_strlen(pin
), 300);
1844 int wpas_wps_er_pbc(struct wpa_supplicant
*wpa_s
, const char *uuid
)
1846 u8 u
[UUID_LEN
], *use_uuid
= NULL
;
1847 u8 addr
[ETH_ALEN
], *use_addr
= NULL
;
1849 if (uuid_str2bin(uuid
, u
) == 0)
1851 else if (hwaddr_aton(uuid
, addr
) == 0)
1855 return wps_er_pbc(wpa_s
->wps_er
, use_uuid
, use_addr
);
1859 int wpas_wps_er_learn(struct wpa_supplicant
*wpa_s
, const char *uuid
,
1862 u8 u
[UUID_LEN
], *use_uuid
= NULL
;
1863 u8 addr
[ETH_ALEN
], *use_addr
= NULL
;
1865 if (uuid_str2bin(uuid
, u
) == 0)
1867 else if (hwaddr_aton(uuid
, addr
) == 0)
1872 return wps_er_learn(wpa_s
->wps_er
, use_uuid
, use_addr
, (const u8
*) pin
,
1877 static int wpas_wps_network_to_cred(struct wpa_ssid
*ssid
,
1878 struct wps_credential
*cred
)
1880 os_memset(cred
, 0, sizeof(*cred
));
1881 if (ssid
->ssid_len
> 32)
1883 os_memcpy(cred
->ssid
, ssid
->ssid
, ssid
->ssid_len
);
1884 cred
->ssid_len
= ssid
->ssid_len
;
1885 if (ssid
->key_mgmt
& WPA_KEY_MGMT_PSK
) {
1886 cred
->auth_type
= (ssid
->proto
& WPA_PROTO_RSN
) ?
1887 WPS_AUTH_WPA2PSK
: WPS_AUTH_WPAPSK
;
1888 if (ssid
->pairwise_cipher
& WPA_CIPHER_CCMP
)
1889 cred
->encr_type
= WPS_ENCR_AES
;
1891 cred
->encr_type
= WPS_ENCR_TKIP
;
1892 if (ssid
->passphrase
) {
1893 cred
->key_len
= os_strlen(ssid
->passphrase
);
1894 if (cred
->key_len
>= 64)
1896 os_memcpy(cred
->key
, ssid
->passphrase
, cred
->key_len
);
1897 } else if (ssid
->psk_set
) {
1899 os_memcpy(cred
->key
, ssid
->psk
, 32);
1903 cred
->auth_type
= WPS_AUTH_OPEN
;
1904 cred
->encr_type
= WPS_ENCR_NONE
;
1911 int wpas_wps_er_set_config(struct wpa_supplicant
*wpa_s
, const char *uuid
,
1914 u8 u
[UUID_LEN
], *use_uuid
= NULL
;
1915 u8 addr
[ETH_ALEN
], *use_addr
= NULL
;
1916 struct wpa_ssid
*ssid
;
1917 struct wps_credential cred
;
1919 if (uuid_str2bin(uuid
, u
) == 0)
1921 else if (hwaddr_aton(uuid
, addr
) == 0)
1925 ssid
= wpa_config_get_network(wpa_s
->conf
, id
);
1926 if (ssid
== NULL
|| ssid
->ssid
== NULL
)
1929 if (wpas_wps_network_to_cred(ssid
, &cred
) < 0)
1931 return wps_er_set_config(wpa_s
->wps_er
, use_uuid
, use_addr
, &cred
);
1935 int wpas_wps_er_config(struct wpa_supplicant
*wpa_s
, const char *uuid
,
1936 const char *pin
, struct wps_new_ap_settings
*settings
)
1938 u8 u
[UUID_LEN
], *use_uuid
= NULL
;
1939 u8 addr
[ETH_ALEN
], *use_addr
= NULL
;
1940 struct wps_credential cred
;
1943 if (uuid_str2bin(uuid
, u
) == 0)
1945 else if (hwaddr_aton(uuid
, addr
) == 0)
1949 if (settings
->ssid_hex
== NULL
|| settings
->auth
== NULL
||
1950 settings
->encr
== NULL
|| settings
->key_hex
== NULL
)
1953 os_memset(&cred
, 0, sizeof(cred
));
1954 len
= os_strlen(settings
->ssid_hex
);
1955 if ((len
& 1) || len
> 2 * sizeof(cred
.ssid
) ||
1956 hexstr2bin(settings
->ssid_hex
, cred
.ssid
, len
/ 2))
1958 cred
.ssid_len
= len
/ 2;
1960 len
= os_strlen(settings
->key_hex
);
1961 if ((len
& 1) || len
> 2 * sizeof(cred
.key
) ||
1962 hexstr2bin(settings
->key_hex
, cred
.key
, len
/ 2))
1964 cred
.key_len
= len
/ 2;
1966 if (os_strcmp(settings
->auth
, "OPEN") == 0)
1967 cred
.auth_type
= WPS_AUTH_OPEN
;
1968 else if (os_strcmp(settings
->auth
, "WPAPSK") == 0)
1969 cred
.auth_type
= WPS_AUTH_WPAPSK
;
1970 else if (os_strcmp(settings
->auth
, "WPA2PSK") == 0)
1971 cred
.auth_type
= WPS_AUTH_WPA2PSK
;
1975 if (os_strcmp(settings
->encr
, "NONE") == 0)
1976 cred
.encr_type
= WPS_ENCR_NONE
;
1977 #ifdef CONFIG_TESTING_OPTIONS
1978 else if (os_strcmp(settings
->encr
, "WEP") == 0)
1979 cred
.encr_type
= WPS_ENCR_WEP
;
1980 #endif /* CONFIG_TESTING_OPTIONS */
1981 else if (os_strcmp(settings
->encr
, "TKIP") == 0)
1982 cred
.encr_type
= WPS_ENCR_TKIP
;
1983 else if (os_strcmp(settings
->encr
, "CCMP") == 0)
1984 cred
.encr_type
= WPS_ENCR_AES
;
1988 return wps_er_config(wpa_s
->wps_er
, use_uuid
, use_addr
,
1989 (const u8
*) pin
, os_strlen(pin
), &cred
);
1993 #ifdef CONFIG_WPS_NFC
1994 struct wpabuf
* wpas_wps_er_nfc_config_token(struct wpa_supplicant
*wpa_s
,
1995 int ndef
, const char *uuid
)
1998 u8 u
[UUID_LEN
], *use_uuid
= NULL
;
1999 u8 addr
[ETH_ALEN
], *use_addr
= NULL
;
2004 if (uuid_str2bin(uuid
, u
) == 0)
2006 else if (hwaddr_aton(uuid
, addr
) == 0)
2011 ret
= wps_er_nfc_config_token(wpa_s
->wps_er
, use_uuid
, use_addr
);
2014 tmp
= ndef_build_wifi(ret
);
2023 #endif /* CONFIG_WPS_NFC */
2026 static int callbacks_pending
= 0;
2028 static void wpas_wps_terminate_cb(void *ctx
)
2030 wpa_printf(MSG_DEBUG
, "WPS ER: Terminated");
2031 if (--callbacks_pending
<= 0)
2034 #endif /* CONFIG_WPS_ER */
2037 int wpas_wps_terminate_pending(struct wpa_supplicant
*wpa_s
)
2039 #ifdef CONFIG_WPS_ER
2040 if (wpa_s
->wps_er
) {
2041 callbacks_pending
++;
2042 wps_er_deinit(wpa_s
->wps_er
, wpas_wps_terminate_cb
, wpa_s
);
2043 wpa_s
->wps_er
= NULL
;
2046 #endif /* CONFIG_WPS_ER */
2051 void wpas_wps_update_config(struct wpa_supplicant
*wpa_s
)
2053 struct wps_context
*wps
= wpa_s
->wps
;
2058 if (wpa_s
->conf
->changed_parameters
& CFG_CHANGED_CONFIG_METHODS
) {
2059 wps
->config_methods
= wps_config_methods_str2bin(
2060 wpa_s
->conf
->config_methods
);
2061 if ((wps
->config_methods
&
2062 (WPS_CONFIG_DISPLAY
| WPS_CONFIG_LABEL
)) ==
2063 (WPS_CONFIG_DISPLAY
| WPS_CONFIG_LABEL
)) {
2064 wpa_printf(MSG_ERROR
, "WPS: Both Label and Display "
2065 "config methods are not allowed at the "
2067 wps
->config_methods
&= ~WPS_CONFIG_LABEL
;
2070 wps
->config_methods
= wps_fix_config_methods(wps
->config_methods
);
2071 wps
->dev
.config_methods
= wps
->config_methods
;
2073 if (wpa_s
->conf
->changed_parameters
& CFG_CHANGED_DEVICE_TYPE
)
2074 os_memcpy(wps
->dev
.pri_dev_type
, wpa_s
->conf
->device_type
,
2077 if (wpa_s
->conf
->changed_parameters
& CFG_CHANGED_SEC_DEVICE_TYPE
) {
2078 wps
->dev
.num_sec_dev_types
= wpa_s
->conf
->num_sec_device_types
;
2079 os_memcpy(wps
->dev
.sec_dev_type
, wpa_s
->conf
->sec_device_type
,
2080 wps
->dev
.num_sec_dev_types
* WPS_DEV_TYPE_LEN
);
2083 if (wpa_s
->conf
->changed_parameters
& CFG_CHANGED_VENDOR_EXTENSION
)
2084 wpas_wps_set_vendor_ext_m1(wpa_s
, wps
);
2086 if (wpa_s
->conf
->changed_parameters
& CFG_CHANGED_OS_VERSION
)
2087 wps
->dev
.os_version
= WPA_GET_BE32(wpa_s
->conf
->os_version
);
2089 if (wpa_s
->conf
->changed_parameters
& CFG_CHANGED_UUID
)
2090 wpas_wps_set_uuid(wpa_s
, wps
);
2092 if (wpa_s
->conf
->changed_parameters
&
2093 (CFG_CHANGED_DEVICE_NAME
| CFG_CHANGED_WPS_STRING
)) {
2094 /* Update pointers to make sure they refer current values */
2095 wps
->dev
.device_name
= wpa_s
->conf
->device_name
;
2096 wps
->dev
.manufacturer
= wpa_s
->conf
->manufacturer
;
2097 wps
->dev
.model_name
= wpa_s
->conf
->model_name
;
2098 wps
->dev
.model_number
= wpa_s
->conf
->model_number
;
2099 wps
->dev
.serial_number
= wpa_s
->conf
->serial_number
;
2104 #ifdef CONFIG_WPS_NFC
2106 #ifdef CONFIG_WPS_ER
2107 static struct wpabuf
*
2108 wpas_wps_network_config_token(struct wpa_supplicant
*wpa_s
, int ndef
,
2109 struct wpa_ssid
*ssid
)
2112 struct wps_credential cred
;
2114 if (wpas_wps_network_to_cred(ssid
, &cred
) < 0)
2117 ret
= wps_er_config_token_from_cred(wpa_s
->wps
, &cred
);
2121 tmp
= ndef_build_wifi(ret
);
2130 #endif /* CONFIG_WPS_ER */
2133 struct wpabuf
* wpas_wps_nfc_config_token(struct wpa_supplicant
*wpa_s
,
2134 int ndef
, const char *id_str
)
2136 #ifdef CONFIG_WPS_ER
2140 struct wpa_ssid
*ssid
;
2142 id
= strtol(id_str
, &end
, 10);
2146 ssid
= wpa_config_get_network(wpa_s
->conf
, id
);
2149 return wpas_wps_network_config_token(wpa_s
, ndef
, ssid
);
2151 #endif /* CONFIG_WPS_ER */
2153 if (wpa_s
->ap_iface
)
2154 return wpas_ap_wps_nfc_config_token(wpa_s
, ndef
);
2155 #endif /* CONFIG_AP */
2160 struct wpabuf
* wpas_wps_nfc_token(struct wpa_supplicant
*wpa_s
, int ndef
)
2162 if (wpa_s
->conf
->wps_nfc_pw_from_config
) {
2163 return wps_nfc_token_build(ndef
,
2164 wpa_s
->conf
->wps_nfc_dev_pw_id
,
2165 wpa_s
->conf
->wps_nfc_dh_pubkey
,
2166 wpa_s
->conf
->wps_nfc_dev_pw
);
2169 return wps_nfc_token_gen(ndef
, &wpa_s
->conf
->wps_nfc_dev_pw_id
,
2170 &wpa_s
->conf
->wps_nfc_dh_pubkey
,
2171 &wpa_s
->conf
->wps_nfc_dh_privkey
,
2172 &wpa_s
->conf
->wps_nfc_dev_pw
);
2176 int wpas_wps_start_nfc(struct wpa_supplicant
*wpa_s
, const u8
*go_dev_addr
,
2178 const struct wpabuf
*dev_pw
, u16 dev_pw_id
,
2179 int p2p_group
, const u8
*peer_pubkey_hash
,
2180 const u8
*ssid
, size_t ssid_len
, int freq
)
2182 struct wps_context
*wps
= wpa_s
->wps
;
2183 char pw
[32 * 2 + 1];
2185 if (dev_pw_id
!= DEV_PW_NFC_CONNECTION_HANDOVER
&& dev_pw
== NULL
) {
2186 dev_pw
= wpa_s
->conf
->wps_nfc_dev_pw
;
2187 dev_pw_id
= wpa_s
->conf
->wps_nfc_dev_pw_id
;
2190 if (wpa_s
->conf
->wps_nfc_dh_pubkey
== NULL
||
2191 wpa_s
->conf
->wps_nfc_dh_privkey
== NULL
) {
2192 wpa_printf(MSG_DEBUG
, "WPS: Missing DH params - "
2193 "cannot start NFC-triggered connection");
2197 if (dev_pw_id
!= DEV_PW_NFC_CONNECTION_HANDOVER
&& dev_pw
== NULL
) {
2198 wpa_printf(MSG_DEBUG
, "WPS: Missing Device Password (id=%u) - "
2199 "cannot start NFC-triggered connection", dev_pw_id
);
2203 dh5_free(wps
->dh_ctx
);
2204 wpabuf_free(wps
->dh_pubkey
);
2205 wpabuf_free(wps
->dh_privkey
);
2206 wps
->dh_privkey
= wpabuf_dup(wpa_s
->conf
->wps_nfc_dh_privkey
);
2207 wps
->dh_pubkey
= wpabuf_dup(wpa_s
->conf
->wps_nfc_dh_pubkey
);
2208 if (wps
->dh_privkey
== NULL
|| wps
->dh_pubkey
== NULL
) {
2210 wpabuf_free(wps
->dh_pubkey
);
2211 wps
->dh_pubkey
= NULL
;
2212 wpabuf_free(wps
->dh_privkey
);
2213 wps
->dh_privkey
= NULL
;
2214 wpa_printf(MSG_DEBUG
, "WPS: Failed to get DH priv/pub key");
2217 wps
->dh_ctx
= dh5_init_fixed(wps
->dh_privkey
, wps
->dh_pubkey
);
2218 if (wps
->dh_ctx
== NULL
) {
2219 wpabuf_free(wps
->dh_pubkey
);
2220 wps
->dh_pubkey
= NULL
;
2221 wpabuf_free(wps
->dh_privkey
);
2222 wps
->dh_privkey
= NULL
;
2223 wpa_printf(MSG_DEBUG
, "WPS: Failed to initialize DH context");
2228 wpa_snprintf_hex_uppercase(pw
, sizeof(pw
),
2229 wpabuf_head(dev_pw
),
2230 wpabuf_len(dev_pw
));
2232 return wpas_wps_start_dev_pw(wpa_s
, go_dev_addr
, bssid
,
2234 p2p_group
, dev_pw_id
, peer_pubkey_hash
,
2235 ssid
, ssid_len
, freq
);
2239 static int wpas_wps_use_cred(struct wpa_supplicant
*wpa_s
,
2240 struct wps_parse_attr
*attr
)
2243 * Disable existing networks temporarily to allow the newly learned
2244 * credential to be preferred. Enable the temporarily disabled networks
2247 wpas_wps_temp_disable(wpa_s
, NULL
);
2248 eloop_register_timeout(10, 0, wpas_wps_reenable_networks_cb
, wpa_s
,
2251 if (wps_oob_use_cred(wpa_s
->wps
, attr
) < 0)
2254 if (wpa_s
->wpa_state
== WPA_INTERFACE_DISABLED
)
2257 if (attr
->ap_channel
) {
2258 u16 chan
= WPA_GET_BE16(attr
->ap_channel
);
2261 if (chan
>= 1 && chan
<= 13)
2262 freq
= 2407 + 5 * chan
;
2263 else if (chan
== 14)
2265 else if (chan
>= 30)
2266 freq
= 5000 + 5 * chan
;
2269 wpa_printf(MSG_DEBUG
, "WPS: Credential container indicated AP channel %u -> %u MHz",
2271 wpa_s
->after_wps
= 5;
2272 wpa_s
->wps_freq
= freq
;
2276 wpa_printf(MSG_DEBUG
, "WPS: Request reconnection with new network "
2277 "based on the received credential added");
2278 wpa_s
->normal_scans
= 0;
2279 wpa_supplicant_reinit_autoscan(wpa_s
);
2280 wpa_s
->disconnected
= 0;
2281 wpa_s
->reassociate
= 1;
2283 wpa_supplicant_cancel_sched_scan(wpa_s
);
2284 wpa_supplicant_req_scan(wpa_s
, 0, 0);
2290 #ifdef CONFIG_WPS_ER
2291 static int wpas_wps_add_nfc_password_token(struct wpa_supplicant
*wpa_s
,
2292 struct wps_parse_attr
*attr
)
2294 return wps_registrar_add_nfc_password_token(
2295 wpa_s
->wps
->registrar
, attr
->oob_dev_password
,
2296 attr
->oob_dev_password_len
);
2298 #endif /* CONFIG_WPS_ER */
2301 static int wpas_wps_nfc_tag_process(struct wpa_supplicant
*wpa_s
,
2302 const struct wpabuf
*wps
)
2304 struct wps_parse_attr attr
;
2306 wpa_hexdump_buf(MSG_DEBUG
, "WPS: Received NFC tag payload", wps
);
2308 if (wps_parse_msg(wps
, &attr
)) {
2309 wpa_printf(MSG_DEBUG
, "WPS: Ignore invalid data from NFC tag");
2314 return wpas_wps_use_cred(wpa_s
, &attr
);
2316 #ifdef CONFIG_WPS_ER
2317 if (attr
.oob_dev_password
)
2318 return wpas_wps_add_nfc_password_token(wpa_s
, &attr
);
2319 #endif /* CONFIG_WPS_ER */
2321 wpa_printf(MSG_DEBUG
, "WPS: Ignore unrecognized NFC tag");
2326 int wpas_wps_nfc_tag_read(struct wpa_supplicant
*wpa_s
,
2327 const struct wpabuf
*data
, int forced_freq
)
2329 const struct wpabuf
*wps
= data
;
2330 struct wpabuf
*tmp
= NULL
;
2333 if (wpabuf_len(data
) < 4)
2336 if (*wpabuf_head_u8(data
) != 0x10) {
2337 /* Assume this contains full NDEF record */
2338 tmp
= ndef_parse_wifi(data
);
2341 tmp
= ndef_parse_p2p(data
);
2343 ret
= wpas_p2p_nfc_tag_process(wpa_s
, tmp
,
2348 #endif /* CONFIG_P2P */
2349 wpa_printf(MSG_DEBUG
, "WPS: Could not parse NDEF");
2355 ret
= wpas_wps_nfc_tag_process(wpa_s
, wps
);
2361 struct wpabuf
* wpas_wps_nfc_handover_req(struct wpa_supplicant
*wpa_s
,
2366 if (wpa_s
->conf
->wps_nfc_dh_pubkey
== NULL
&&
2367 wps_nfc_gen_dh(&wpa_s
->conf
->wps_nfc_dh_pubkey
,
2368 &wpa_s
->conf
->wps_nfc_dh_privkey
) < 0)
2371 ret
= wps_build_nfc_handover_req(wpa_s
->wps
,
2372 wpa_s
->conf
->wps_nfc_dh_pubkey
);
2376 tmp
= ndef_build_wifi(ret
);
2387 #ifdef CONFIG_WPS_NFC
2389 static struct wpabuf
*
2390 wpas_wps_er_nfc_handover_sel(struct wpa_supplicant
*wpa_s
, int ndef
,
2393 #ifdef CONFIG_WPS_ER
2395 u8 u
[UUID_LEN
], *use_uuid
= NULL
;
2396 u8 addr
[ETH_ALEN
], *use_addr
= NULL
;
2397 struct wps_context
*wps
= wpa_s
->wps
;
2404 if (uuid_str2bin(uuid
, u
) == 0)
2406 else if (hwaddr_aton(uuid
, addr
) == 0)
2411 if (wpa_s
->conf
->wps_nfc_dh_pubkey
== NULL
) {
2412 if (wps_nfc_gen_dh(&wpa_s
->conf
->wps_nfc_dh_pubkey
,
2413 &wpa_s
->conf
->wps_nfc_dh_privkey
) < 0)
2417 wpas_wps_nfc_clear(wps
);
2418 wps
->ap_nfc_dev_pw_id
= DEV_PW_NFC_CONNECTION_HANDOVER
;
2419 wps
->ap_nfc_dh_pubkey
= wpabuf_dup(wpa_s
->conf
->wps_nfc_dh_pubkey
);
2420 wps
->ap_nfc_dh_privkey
= wpabuf_dup(wpa_s
->conf
->wps_nfc_dh_privkey
);
2421 if (!wps
->ap_nfc_dh_pubkey
|| !wps
->ap_nfc_dh_privkey
) {
2422 wpas_wps_nfc_clear(wps
);
2426 ret
= wps_er_nfc_handover_sel(wpa_s
->wps_er
, wpa_s
->wps
, use_uuid
,
2427 use_addr
, wpa_s
->conf
->wps_nfc_dh_pubkey
);
2430 tmp
= ndef_build_wifi(ret
);
2438 #else /* CONFIG_WPS_ER */
2440 #endif /* CONFIG_WPS_ER */
2442 #endif /* CONFIG_WPS_NFC */
2445 struct wpabuf
* wpas_wps_nfc_handover_sel(struct wpa_supplicant
*wpa_s
,
2446 int ndef
, int cr
, const char *uuid
)
2451 ret
= wpas_ap_wps_nfc_handover_sel(wpa_s
, ndef
);
2454 return wpas_wps_er_nfc_handover_sel(wpa_s
, ndef
, uuid
);
2458 static int wpas_wps_nfc_rx_handover_sel(struct wpa_supplicant
*wpa_s
,
2459 const struct wpabuf
*data
)
2466 struct wps_parse_attr attr
;
2468 const u8
*bssid
= NULL
;
2471 wps
= ndef_parse_wifi(data
);
2474 wpa_printf(MSG_DEBUG
, "WPS: Received application/vnd.wfa.wsc "
2475 "payload from NFC connection handover");
2476 wpa_hexdump_buf(MSG_DEBUG
, "WPS: NFC payload", wps
);
2477 if (wpabuf_len(wps
) < 2) {
2478 wpa_printf(MSG_DEBUG
, "WPS: Too short Wi-Fi Handover Select "
2482 pos
= wpabuf_head(wps
);
2483 wsc_len
= WPA_GET_BE16(pos
);
2484 if (wsc_len
> wpabuf_len(wps
) - 2) {
2485 wpa_printf(MSG_DEBUG
, "WPS: Invalid WSC attribute length (%u) "
2486 "in Wi-Fi Handover Select Message", wsc_len
);
2491 wpa_hexdump(MSG_DEBUG
,
2492 "WPS: WSC attributes in Wi-Fi Handover Select Message",
2494 if (wsc_len
< wpabuf_len(wps
) - 2) {
2495 wpa_hexdump(MSG_DEBUG
,
2496 "WPS: Ignore extra data after WSC attributes",
2497 pos
+ wsc_len
, wpabuf_len(wps
) - 2 - wsc_len
);
2500 wpabuf_set(&msg
, pos
, wsc_len
);
2501 ret
= wps_parse_msg(&msg
, &attr
);
2503 wpa_printf(MSG_DEBUG
, "WPS: Could not parse WSC attributes in "
2504 "Wi-Fi Handover Select Message");
2508 if (attr
.oob_dev_password
== NULL
||
2509 attr
.oob_dev_password_len
< WPS_OOB_PUBKEY_HASH_LEN
+ 2) {
2510 wpa_printf(MSG_DEBUG
, "WPS: No Out-of-Band Device Password "
2511 "included in Wi-Fi Handover Select Message");
2516 if (attr
.ssid
== NULL
) {
2517 wpa_printf(MSG_DEBUG
, "WPS: No SSID included in Wi-Fi Handover "
2523 wpa_hexdump_ascii(MSG_DEBUG
, "WPS: SSID", attr
.ssid
, attr
.ssid_len
);
2525 if (attr
.mac_addr
) {
2526 bssid
= attr
.mac_addr
;
2527 wpa_printf(MSG_DEBUG
, "WPS: MAC Address (BSSID): " MACSTR
,
2532 wpa_printf(MSG_DEBUG
, "WPS: RF Bands: %d", *attr
.rf_bands
);
2534 if (attr
.ap_channel
) {
2535 u16 chan
= WPA_GET_BE16(attr
.ap_channel
);
2537 wpa_printf(MSG_DEBUG
, "WPS: AP Channel: %d", chan
);
2539 if (chan
>= 1 && chan
<= 13 &&
2540 (attr
.rf_bands
== NULL
|| *attr
.rf_bands
& WPS_RF_24GHZ
))
2541 freq
= 2407 + 5 * chan
;
2542 else if (chan
== 14 &&
2543 (attr
.rf_bands
== NULL
||
2544 *attr
.rf_bands
& WPS_RF_24GHZ
))
2546 else if (chan
>= 30 &&
2547 (attr
.rf_bands
== NULL
||
2548 *attr
.rf_bands
& WPS_RF_50GHZ
))
2549 freq
= 5000 + 5 * chan
;
2552 wpa_printf(MSG_DEBUG
,
2553 "WPS: AP indicated channel %u -> %u MHz",
2558 wpa_hexdump(MSG_DEBUG
, "WPS: Out-of-Band Device Password",
2559 attr
.oob_dev_password
, attr
.oob_dev_password_len
);
2560 dev_pw_id
= WPA_GET_BE16(attr
.oob_dev_password
+
2561 WPS_OOB_PUBKEY_HASH_LEN
);
2562 if (dev_pw_id
!= DEV_PW_NFC_CONNECTION_HANDOVER
) {
2563 wpa_printf(MSG_DEBUG
, "WPS: Unexpected OOB Device Password ID "
2564 "%u in Wi-Fi Handover Select Message", dev_pw_id
);
2568 wpa_hexdump(MSG_DEBUG
, "WPS: AP Public Key hash",
2569 attr
.oob_dev_password
, WPS_OOB_PUBKEY_HASH_LEN
);
2571 ret
= wpas_wps_start_nfc(wpa_s
, NULL
, bssid
, NULL
, dev_pw_id
, 0,
2572 attr
.oob_dev_password
,
2573 attr
.ssid
, attr
.ssid_len
, freq
);
2581 int wpas_wps_nfc_report_handover(struct wpa_supplicant
*wpa_s
,
2582 const struct wpabuf
*req
,
2583 const struct wpabuf
*sel
)
2585 wpa_printf(MSG_DEBUG
, "NFC: WPS connection handover reported");
2586 wpa_hexdump_buf_key(MSG_DEBUG
, "WPS: Carrier record in request", req
);
2587 wpa_hexdump_buf_key(MSG_DEBUG
, "WPS: Carrier record in select", sel
);
2588 return wpas_wps_nfc_rx_handover_sel(wpa_s
, sel
);
2592 int wpas_er_wps_nfc_report_handover(struct wpa_supplicant
*wpa_s
,
2593 const struct wpabuf
*req
,
2594 const struct wpabuf
*sel
)
2601 struct wps_parse_attr attr
;
2605 * Enrollee/station is always initiator of the NFC connection handover,
2606 * so use the request message here to find Enrollee public key hash.
2608 wps
= ndef_parse_wifi(req
);
2611 wpa_printf(MSG_DEBUG
, "WPS: Received application/vnd.wfa.wsc "
2612 "payload from NFC connection handover");
2613 wpa_hexdump_buf(MSG_DEBUG
, "WPS: NFC payload", wps
);
2614 if (wpabuf_len(wps
) < 2) {
2615 wpa_printf(MSG_DEBUG
, "WPS: Too short Wi-Fi Handover Request "
2619 pos
= wpabuf_head(wps
);
2620 wsc_len
= WPA_GET_BE16(pos
);
2621 if (wsc_len
> wpabuf_len(wps
) - 2) {
2622 wpa_printf(MSG_DEBUG
, "WPS: Invalid WSC attribute length (%u) "
2623 "in rt Wi-Fi Handover Request Message", wsc_len
);
2628 wpa_hexdump(MSG_DEBUG
,
2629 "WPS: WSC attributes in Wi-Fi Handover Request Message",
2631 if (wsc_len
< wpabuf_len(wps
) - 2) {
2632 wpa_hexdump(MSG_DEBUG
,
2633 "WPS: Ignore extra data after WSC attributes",
2634 pos
+ wsc_len
, wpabuf_len(wps
) - 2 - wsc_len
);
2637 wpabuf_set(&msg
, pos
, wsc_len
);
2638 ret
= wps_parse_msg(&msg
, &attr
);
2640 wpa_printf(MSG_DEBUG
, "WPS: Could not parse WSC attributes in "
2641 "Wi-Fi Handover Request Message");
2645 if (attr
.oob_dev_password
== NULL
||
2646 attr
.oob_dev_password_len
< WPS_OOB_PUBKEY_HASH_LEN
+ 2) {
2647 wpa_printf(MSG_DEBUG
, "WPS: No Out-of-Band Device Password "
2648 "included in Wi-Fi Handover Request Message");
2653 if (attr
.uuid_e
== NULL
) {
2654 wpa_printf(MSG_DEBUG
, "WPS: No UUID-E included in Wi-Fi "
2655 "Handover Request Message");
2660 wpa_hexdump(MSG_DEBUG
, "WPS: UUID-E", attr
.uuid_e
, WPS_UUID_LEN
);
2662 wpa_hexdump(MSG_DEBUG
, "WPS: Out-of-Band Device Password",
2663 attr
.oob_dev_password
, attr
.oob_dev_password_len
);
2664 dev_pw_id
= WPA_GET_BE16(attr
.oob_dev_password
+
2665 WPS_OOB_PUBKEY_HASH_LEN
);
2666 if (dev_pw_id
!= DEV_PW_NFC_CONNECTION_HANDOVER
) {
2667 wpa_printf(MSG_DEBUG
, "WPS: Unexpected OOB Device Password ID "
2668 "%u in Wi-Fi Handover Request Message", dev_pw_id
);
2672 wpa_hexdump(MSG_DEBUG
, "WPS: Enrollee Public Key hash",
2673 attr
.oob_dev_password
, WPS_OOB_PUBKEY_HASH_LEN
);
2675 ret
= wps_registrar_add_nfc_pw_token(wpa_s
->wps
->registrar
,
2676 attr
.oob_dev_password
,
2677 DEV_PW_NFC_CONNECTION_HANDOVER
,
2685 #endif /* CONFIG_WPS_NFC */
2688 static void wpas_wps_dump_ap_info(struct wpa_supplicant
*wpa_s
)
2691 struct os_reltime now
;
2693 if (wpa_debug_level
> MSG_DEBUG
)
2696 if (wpa_s
->wps_ap
== NULL
)
2699 os_get_reltime(&now
);
2701 for (i
= 0; i
< wpa_s
->num_wps_ap
; i
++) {
2702 struct wps_ap_info
*ap
= &wpa_s
->wps_ap
[i
];
2703 struct wpa_blacklist
*e
= wpa_blacklist_get(wpa_s
, ap
->bssid
);
2705 wpa_printf(MSG_DEBUG
, "WPS: AP[%d] " MACSTR
" type=%d "
2706 "tries=%d last_attempt=%d sec ago blacklist=%d",
2707 (int) i
, MAC2STR(ap
->bssid
), ap
->type
, ap
->tries
,
2708 ap
->last_attempt
.sec
> 0 ?
2709 (int) now
.sec
- (int) ap
->last_attempt
.sec
: -1,
2715 static struct wps_ap_info
* wpas_wps_get_ap_info(struct wpa_supplicant
*wpa_s
,
2720 if (wpa_s
->wps_ap
== NULL
)
2723 for (i
= 0; i
< wpa_s
->num_wps_ap
; i
++) {
2724 struct wps_ap_info
*ap
= &wpa_s
->wps_ap
[i
];
2725 if (os_memcmp(ap
->bssid
, bssid
, ETH_ALEN
) == 0)
2733 static void wpas_wps_update_ap_info_bss(struct wpa_supplicant
*wpa_s
,
2734 struct wpa_scan_res
*res
)
2737 enum wps_ap_info_type type
;
2738 struct wps_ap_info
*ap
;
2741 if (wpa_scan_get_vendor_ie(res
, WPS_IE_VENDOR_TYPE
) == NULL
)
2744 wps
= wpa_scan_get_vendor_ie_multi(res
, WPS_IE_VENDOR_TYPE
);
2748 r
= wps_is_addr_authorized(wps
, wpa_s
->own_addr
, 1);
2750 type
= WPS_AP_SEL_REG_OUR
;
2752 type
= WPS_AP_SEL_REG
;
2754 type
= WPS_AP_NOT_SEL_REG
;
2758 ap
= wpas_wps_get_ap_info(wpa_s
, res
->bssid
);
2760 if (ap
->type
!= type
) {
2761 wpa_printf(MSG_DEBUG
, "WPS: AP " MACSTR
2762 " changed type %d -> %d",
2763 MAC2STR(res
->bssid
), ap
->type
, type
);
2765 if (type
!= WPS_AP_NOT_SEL_REG
)
2766 wpa_blacklist_del(wpa_s
, ap
->bssid
);
2771 ap
= os_realloc_array(wpa_s
->wps_ap
, wpa_s
->num_wps_ap
+ 1,
2772 sizeof(struct wps_ap_info
));
2777 ap
= &wpa_s
->wps_ap
[wpa_s
->num_wps_ap
];
2778 wpa_s
->num_wps_ap
++;
2780 os_memset(ap
, 0, sizeof(*ap
));
2781 os_memcpy(ap
->bssid
, res
->bssid
, ETH_ALEN
);
2783 wpa_printf(MSG_DEBUG
, "WPS: AP " MACSTR
" type %d added",
2784 MAC2STR(ap
->bssid
), ap
->type
);
2788 void wpas_wps_update_ap_info(struct wpa_supplicant
*wpa_s
,
2789 struct wpa_scan_results
*scan_res
)
2793 for (i
= 0; i
< scan_res
->num
; i
++)
2794 wpas_wps_update_ap_info_bss(wpa_s
, scan_res
->res
[i
]);
2796 wpas_wps_dump_ap_info(wpa_s
);
2800 void wpas_wps_notify_assoc(struct wpa_supplicant
*wpa_s
, const u8
*bssid
)
2802 struct wps_ap_info
*ap
;
2804 wpa_s
->after_wps
= 0;
2806 if (!wpa_s
->wps_ap_iter
)
2808 ap
= wpas_wps_get_ap_info(wpa_s
, bssid
);
2812 os_get_reltime(&ap
->last_attempt
);