2 * Copyright (c) 2009, Atheros Communications, Inc.
3 * Copyright (c) 2011-2013, Qualcomm Atheros, Inc.
5 * This software may be distributed under the terms of the BSD license.
6 * See README for more details.
13 #include "common/ieee802_11_common.h"
14 #include "common/ieee802_11_defs.h"
15 #include "common/gas.h"
16 #include "common/wpa_ctrl.h"
17 #include "rsn_supp/wpa.h"
18 #include "wpa_supplicant_i.h"
23 #include "blacklist.h"
24 #include "gas_query.h"
25 #include "interworking.h"
26 #include "hs20_supplicant.h"
29 #define OSU_MAX_ITEMS 10
31 struct osu_lang_string
{
43 unsigned int failed
:1;
51 u32 osu_methods
; /* bit 0 = OMA-DM, bit 1 = SOAP-XML SPP */
53 struct osu_lang_string friendly_name
[OSU_MAX_ITEMS
];
54 size_t friendly_name_count
;
55 struct osu_lang_string serv_desc
[OSU_MAX_ITEMS
];
56 size_t serv_desc_count
;
57 struct osu_icon icon
[OSU_MAX_ITEMS
];
62 void wpas_hs20_add_indication(struct wpabuf
*buf
, int pps_mo_id
)
66 wpabuf_put_u8(buf
, WLAN_EID_VENDOR_SPECIFIC
);
67 wpabuf_put_u8(buf
, pps_mo_id
>= 0 ? 7 : 5);
68 wpabuf_put_be24(buf
, OUI_WFA
);
69 wpabuf_put_u8(buf
, HS20_INDICATION_OUI_TYPE
);
72 conf
|= HS20_PPS_MO_ID_PRESENT
;
73 wpabuf_put_u8(buf
, conf
);
75 wpabuf_put_le16(buf
, pps_mo_id
);
79 int is_hs20_network(struct wpa_supplicant
*wpa_s
, struct wpa_ssid
*ssid
,
82 if (!wpa_s
->conf
->hs20
|| !ssid
)
85 if (ssid
->parent_cred
)
88 if (bss
&& !wpa_bss_get_vendor_ie(bss
, HS20_IE_VENDOR_TYPE
))
92 * This may catch some non-Hotspot 2.0 cases, but it is safer to do that
93 * than cause Hotspot 2.0 connections without indication element getting
94 * added. Non-Hotspot 2.0 APs should ignore the unknown vendor element.
97 if (!(ssid
->key_mgmt
& WPA_KEY_MGMT_IEEE8021X
))
99 if (!(ssid
->pairwise_cipher
& WPA_CIPHER_CCMP
))
101 if (ssid
->proto
!= WPA_PROTO_RSN
)
108 int hs20_get_pps_mo_id(struct wpa_supplicant
*wpa_s
, struct wpa_ssid
*ssid
)
110 struct wpa_cred
*cred
;
115 if (ssid
->update_identifier
)
116 return ssid
->update_identifier
;
118 if (ssid
->parent_cred
== NULL
)
121 for (cred
= wpa_s
->conf
->cred
; cred
; cred
= cred
->next
) {
122 if (ssid
->parent_cred
== cred
)
123 return cred
->update_identifier
;
130 void hs20_put_anqp_req(u32 stypes
, const u8
*payload
, size_t payload_len
,
138 len_pos
= gas_anqp_add_element(buf
, ANQP_VENDOR_SPECIFIC
);
139 wpabuf_put_be24(buf
, OUI_WFA
);
140 wpabuf_put_u8(buf
, HS20_ANQP_OUI_TYPE
);
141 if (stypes
== BIT(HS20_STYPE_NAI_HOME_REALM_QUERY
)) {
142 wpabuf_put_u8(buf
, HS20_STYPE_NAI_HOME_REALM_QUERY
);
143 wpabuf_put_u8(buf
, 0); /* Reserved */
145 wpabuf_put_data(buf
, payload
, payload_len
);
146 } else if (stypes
== BIT(HS20_STYPE_ICON_REQUEST
)) {
147 wpabuf_put_u8(buf
, HS20_STYPE_ICON_REQUEST
);
148 wpabuf_put_u8(buf
, 0); /* Reserved */
150 wpabuf_put_data(buf
, payload
, payload_len
);
153 wpabuf_put_u8(buf
, HS20_STYPE_QUERY_LIST
);
154 wpabuf_put_u8(buf
, 0); /* Reserved */
155 for (i
= 0; i
< 32; i
++) {
157 wpabuf_put_u8(buf
, i
);
160 gas_anqp_set_element_len(buf
, len_pos
);
162 gas_anqp_set_len(buf
);
166 struct wpabuf
* hs20_build_anqp_req(u32 stypes
, const u8
*payload
,
171 buf
= gas_anqp_build_initial_req(0, 100 + payload_len
);
175 hs20_put_anqp_req(stypes
, payload
, payload_len
, buf
);
181 int hs20_anqp_send_req(struct wpa_supplicant
*wpa_s
, const u8
*dst
, u32 stypes
,
182 const u8
*payload
, size_t payload_len
)
190 freq
= wpa_s
->assoc_freq
;
191 bss
= wpa_bss_get_bssid(wpa_s
, dst
);
193 wpa_bss_anqp_unshare_alloc(bss
);
199 wpa_printf(MSG_DEBUG
, "HS20: ANQP Query Request to " MACSTR
" for "
200 "subtypes 0x%x", MAC2STR(dst
), stypes
);
202 buf
= hs20_build_anqp_req(stypes
, payload
, payload_len
);
206 res
= gas_query_req(wpa_s
->gas
, dst
, freq
, buf
, anqp_resp_cb
, wpa_s
);
208 wpa_printf(MSG_DEBUG
, "ANQP: Failed to send Query Request");
212 wpa_printf(MSG_DEBUG
, "ANQP: Query started with dialog token "
219 static int hs20_process_icon_binary_file(struct wpa_supplicant
*wpa_s
,
220 const u8
*sa
, const u8
*pos
,
228 wpa_msg(wpa_s
, MSG_INFO
, "RX-HS20-ANQP " MACSTR
" Icon Binary File",
232 wpa_dbg(wpa_s
, MSG_DEBUG
, "HS 2.0: Too short Icon Binary File "
233 "value from " MACSTR
, MAC2STR(sa
));
237 wpa_printf(MSG_DEBUG
, "HS 2.0: Download Status Code %u", *pos
);
243 if ((size_t) 1 + pos
[0] > slen
) {
244 wpa_dbg(wpa_s
, MSG_DEBUG
, "HS 2.0: Too short Icon Binary File "
245 "value from " MACSTR
, MAC2STR(sa
));
248 wpa_hexdump_ascii(MSG_DEBUG
, "Icon Type", pos
+ 1, pos
[0]);
249 png
= os_strncasecmp((char *) pos
+ 1, "image/png", 9) == 0;
254 wpa_dbg(wpa_s
, MSG_DEBUG
, "HS 2.0: Too short Icon Binary File "
255 "value from " MACSTR
, MAC2STR(sa
));
258 data_len
= WPA_GET_LE16(pos
);
262 if (data_len
> slen
) {
263 wpa_dbg(wpa_s
, MSG_DEBUG
, "HS 2.0: Too short Icon Binary File "
264 "value from " MACSTR
, MAC2STR(sa
));
268 wpa_printf(MSG_DEBUG
, "Icon Binary Data: %u bytes", data_len
);
269 if (wpa_s
->conf
->osu_dir
== NULL
)
272 wpa_s
->osu_icon_id
++;
273 if (wpa_s
->osu_icon_id
== 0)
274 wpa_s
->osu_icon_id
++;
275 snprintf(fname
, sizeof(fname
), "%s/osu-icon-%u.%s",
276 wpa_s
->conf
->osu_dir
, wpa_s
->osu_icon_id
,
277 png
? "png" : "icon");
278 f
= fopen(fname
, "wb");
281 if (fwrite(pos
, slen
, 1, f
) != 1) {
288 wpa_msg(wpa_s
, MSG_INFO
, "RX-HS20-ANQP-ICON %s", fname
);
293 static void hs20_continue_icon_fetch(void *eloop_ctx
, void *sock_ctx
)
295 struct wpa_supplicant
*wpa_s
= eloop_ctx
;
296 if (wpa_s
->fetch_osu_icon_in_progress
)
297 hs20_next_osu_icon(wpa_s
);
301 static void hs20_osu_icon_fetch_result(struct wpa_supplicant
*wpa_s
, int res
)
304 struct os_reltime now
, tmp
;
307 os_get_reltime(&now
);
308 os_reltime_sub(&now
, &wpa_s
->osu_icon_fetch_start
, &tmp
);
309 dur
= tmp
.sec
* 1000 + tmp
.usec
/ 1000;
310 wpa_printf(MSG_DEBUG
, "HS 2.0: Icon fetch dur=%d ms res=%d",
313 for (i
= 0; i
< wpa_s
->osu_prov_count
; i
++) {
314 struct osu_provider
*osu
= &wpa_s
->osu_prov
[i
];
315 for (j
= 0; j
< osu
->icon_count
; j
++) {
316 struct osu_icon
*icon
= &osu
->icon
[j
];
317 if (icon
->id
|| icon
->failed
)
322 icon
->id
= wpa_s
->osu_icon_id
;
329 void hs20_parse_rx_hs20_anqp_resp(struct wpa_supplicant
*wpa_s
,
330 const u8
*sa
, const u8
*data
, size_t slen
)
332 const u8
*pos
= data
;
334 struct wpa_bss
*bss
= wpa_bss_get_bssid(wpa_s
, sa
);
335 struct wpa_bss_anqp
*anqp
= NULL
;
347 pos
++; /* Reserved */
351 case HS20_STYPE_CAPABILITY_LIST
:
352 wpa_msg(wpa_s
, MSG_INFO
, "RX-HS20-ANQP " MACSTR
353 " HS Capability List", MAC2STR(sa
));
354 wpa_hexdump_ascii(MSG_DEBUG
, "HS Capability List", pos
, slen
);
356 case HS20_STYPE_OPERATOR_FRIENDLY_NAME
:
357 wpa_msg(wpa_s
, MSG_INFO
, "RX-HS20-ANQP " MACSTR
358 " Operator Friendly Name", MAC2STR(sa
));
359 wpa_hexdump_ascii(MSG_DEBUG
, "oper friendly name", pos
, slen
);
361 wpabuf_free(anqp
->hs20_operator_friendly_name
);
362 anqp
->hs20_operator_friendly_name
=
363 wpabuf_alloc_copy(pos
, slen
);
366 case HS20_STYPE_WAN_METRICS
:
367 wpa_hexdump(MSG_DEBUG
, "WAN Metrics", pos
, slen
);
369 wpa_dbg(wpa_s
, MSG_DEBUG
, "HS 2.0: Too short WAN "
370 "Metrics value from " MACSTR
, MAC2STR(sa
));
373 wpa_msg(wpa_s
, MSG_INFO
, "RX-HS20-ANQP " MACSTR
374 " WAN Metrics %02x:%u:%u:%u:%u:%u", MAC2STR(sa
),
375 pos
[0], WPA_GET_LE32(pos
+ 1), WPA_GET_LE32(pos
+ 5),
376 pos
[9], pos
[10], WPA_GET_LE16(pos
+ 11));
378 wpabuf_free(anqp
->hs20_wan_metrics
);
379 anqp
->hs20_wan_metrics
= wpabuf_alloc_copy(pos
, slen
);
382 case HS20_STYPE_CONNECTION_CAPABILITY
:
383 wpa_msg(wpa_s
, MSG_INFO
, "RX-HS20-ANQP " MACSTR
384 " Connection Capability", MAC2STR(sa
));
385 wpa_hexdump_ascii(MSG_DEBUG
, "conn capability", pos
, slen
);
387 wpabuf_free(anqp
->hs20_connection_capability
);
388 anqp
->hs20_connection_capability
=
389 wpabuf_alloc_copy(pos
, slen
);
392 case HS20_STYPE_OPERATING_CLASS
:
393 wpa_msg(wpa_s
, MSG_INFO
, "RX-HS20-ANQP " MACSTR
394 " Operating Class", MAC2STR(sa
));
395 wpa_hexdump_ascii(MSG_DEBUG
, "Operating Class", pos
, slen
);
397 wpabuf_free(anqp
->hs20_operating_class
);
398 anqp
->hs20_operating_class
=
399 wpabuf_alloc_copy(pos
, slen
);
402 case HS20_STYPE_OSU_PROVIDERS_LIST
:
403 wpa_msg(wpa_s
, MSG_INFO
, "RX-HS20-ANQP " MACSTR
404 " OSU Providers list", MAC2STR(sa
));
405 wpa_s
->num_prov_found
++;
407 wpabuf_free(anqp
->hs20_osu_providers_list
);
408 anqp
->hs20_osu_providers_list
=
409 wpabuf_alloc_copy(pos
, slen
);
412 case HS20_STYPE_ICON_BINARY_FILE
:
413 ret
= hs20_process_icon_binary_file(wpa_s
, sa
, pos
, slen
);
414 if (wpa_s
->fetch_osu_icon_in_progress
) {
415 hs20_osu_icon_fetch_result(wpa_s
, ret
);
416 eloop_cancel_timeout(hs20_continue_icon_fetch
,
418 eloop_register_timeout(0, 0, hs20_continue_icon_fetch
,
423 wpa_printf(MSG_DEBUG
, "HS20: Unsupported subtype %u", subtype
);
429 void hs20_notify_parse_done(struct wpa_supplicant
*wpa_s
)
431 if (!wpa_s
->fetch_osu_icon_in_progress
)
433 if (eloop_is_timeout_registered(hs20_continue_icon_fetch
, wpa_s
, NULL
))
436 * We are going through icon fetch, but no icon response was received.
437 * Assume this means the current AP could not provide an answer to avoid
438 * getting stuck in fetch iteration.
440 hs20_icon_fetch_failed(wpa_s
);
444 static void hs20_free_osu_prov_entry(struct osu_provider
*prov
)
449 void hs20_free_osu_prov(struct wpa_supplicant
*wpa_s
)
452 for (i
= 0; i
< wpa_s
->osu_prov_count
; i
++)
453 hs20_free_osu_prov_entry(&wpa_s
->osu_prov
[i
]);
454 os_free(wpa_s
->osu_prov
);
455 wpa_s
->osu_prov
= NULL
;
456 wpa_s
->osu_prov_count
= 0;
460 static void hs20_osu_fetch_done(struct wpa_supplicant
*wpa_s
)
466 wpa_s
->fetch_osu_info
= 0;
467 wpa_s
->fetch_osu_icon_in_progress
= 0;
469 if (wpa_s
->conf
->osu_dir
== NULL
) {
470 hs20_free_osu_prov(wpa_s
);
471 wpa_s
->fetch_anqp_in_progress
= 0;
475 snprintf(fname
, sizeof(fname
), "%s/osu-providers.txt",
476 wpa_s
->conf
->osu_dir
);
477 f
= fopen(fname
, "w");
479 hs20_free_osu_prov(wpa_s
);
482 for (i
= 0; i
< wpa_s
->osu_prov_count
; i
++) {
483 struct osu_provider
*osu
= &wpa_s
->osu_prov
[i
];
486 fprintf(f
, "OSU-PROVIDER " MACSTR
"\n"
489 MAC2STR(osu
->bssid
), osu
->server_uri
, osu
->osu_methods
);
490 if (osu
->osu_ssid_len
) {
491 fprintf(f
, "osu_ssid=%s\n",
492 wpa_ssid_txt(osu
->osu_ssid
,
496 fprintf(f
, "osu_nai=%s\n", osu
->osu_nai
);
497 for (j
= 0; j
< osu
->friendly_name_count
; j
++) {
498 fprintf(f
, "friendly_name=%s:%s\n",
499 osu
->friendly_name
[j
].lang
,
500 osu
->friendly_name
[j
].text
);
502 for (j
= 0; j
< osu
->serv_desc_count
; j
++) {
503 fprintf(f
, "desc=%s:%s\n",
504 osu
->serv_desc
[j
].lang
,
505 osu
->serv_desc
[j
].text
);
507 for (j
= 0; j
< osu
->icon_count
; j
++) {
508 struct osu_icon
*icon
= &osu
->icon
[j
];
510 continue; /* could not fetch icon */
511 fprintf(f
, "icon=%u:%u:%u:%s:%s:%s\n",
512 icon
->id
, icon
->width
, icon
->height
, icon
->lang
,
513 icon
->icon_type
, icon
->filename
);
517 hs20_free_osu_prov(wpa_s
);
519 wpa_msg(wpa_s
, MSG_INFO
, "OSU provider fetch completed");
520 wpa_s
->fetch_anqp_in_progress
= 0;
524 void hs20_next_osu_icon(struct wpa_supplicant
*wpa_s
)
528 wpa_printf(MSG_DEBUG
, "HS 2.0: Ready to fetch next icon");
530 for (i
= 0; i
< wpa_s
->osu_prov_count
; i
++) {
531 struct osu_provider
*osu
= &wpa_s
->osu_prov
[i
];
532 for (j
= 0; j
< osu
->icon_count
; j
++) {
533 struct osu_icon
*icon
= &osu
->icon
[j
];
534 if (icon
->id
|| icon
->failed
)
537 wpa_printf(MSG_DEBUG
, "HS 2.0: Try to fetch icon '%s' "
538 "from " MACSTR
, icon
->filename
,
539 MAC2STR(osu
->bssid
));
540 os_get_reltime(&wpa_s
->osu_icon_fetch_start
);
541 if (hs20_anqp_send_req(wpa_s
, osu
->bssid
,
542 BIT(HS20_STYPE_ICON_REQUEST
),
543 (u8
*) icon
->filename
,
544 os_strlen(icon
->filename
)) < 0) {
552 wpa_printf(MSG_DEBUG
, "HS 2.0: No more icons to fetch");
553 hs20_osu_fetch_done(wpa_s
);
557 static void hs20_osu_add_prov(struct wpa_supplicant
*wpa_s
, struct wpa_bss
*bss
,
558 const u8
*osu_ssid
, u8 osu_ssid_len
,
559 const u8
*pos
, size_t len
)
561 struct osu_provider
*prov
;
562 const u8
*end
= pos
+ len
;
565 u8 uri_len
, osu_method_len
, osu_nai_len
;
567 wpa_hexdump(MSG_DEBUG
, "HS 2.0: Parsing OSU Provider", pos
, len
);
568 prov
= os_realloc_array(wpa_s
->osu_prov
,
569 wpa_s
->osu_prov_count
+ 1,
573 wpa_s
->osu_prov
= prov
;
574 prov
= &prov
[wpa_s
->osu_prov_count
];
575 os_memset(prov
, 0, sizeof(*prov
));
577 os_memcpy(prov
->bssid
, bss
->bssid
, ETH_ALEN
);
578 os_memcpy(prov
->osu_ssid
, osu_ssid
, osu_ssid_len
);
579 prov
->osu_ssid_len
= osu_ssid_len
;
581 /* OSU Friendly Name Length */
583 wpa_printf(MSG_DEBUG
, "HS 2.0: Not enough room for OSU "
584 "Friendly Name Length");
587 len2
= WPA_GET_LE16(pos
);
589 if (len2
> end
- pos
) {
590 wpa_printf(MSG_DEBUG
, "HS 2.0: Not enough room for OSU "
591 "Friendly Name Duples");
597 /* OSU Friendly Name Duples */
598 while (pos2
+ 4 <= pos
&& prov
->friendly_name_count
< OSU_MAX_ITEMS
) {
599 struct osu_lang_string
*f
;
600 if (pos2
+ 1 + pos2
[0] > pos
|| pos2
[0] < 3) {
601 wpa_printf(MSG_DEBUG
, "Invalid OSU Friendly Name");
604 f
= &prov
->friendly_name
[prov
->friendly_name_count
++];
605 os_memcpy(f
->lang
, pos2
+ 1, 3);
606 os_memcpy(f
->text
, pos2
+ 1 + 3, pos2
[0] - 3);
612 wpa_printf(MSG_DEBUG
,
613 "HS 2.0: Not enough room for OSU Server URI length");
617 if (uri_len
> end
- pos
) {
618 wpa_printf(MSG_DEBUG
, "HS 2.0: Not enough room for OSU Server "
622 os_memcpy(prov
->server_uri
, pos
, uri_len
);
625 /* OSU Method list */
627 wpa_printf(MSG_DEBUG
, "HS 2.0: Not enough room for OSU Method "
631 osu_method_len
= pos
[0];
632 if (osu_method_len
> end
- pos
- 1) {
633 wpa_printf(MSG_DEBUG
, "HS 2.0: Not enough room for OSU Method "
638 pos
+= 1 + osu_method_len
;
641 prov
->osu_methods
|= BIT(*pos2
);
645 /* Icons Available Length */
647 wpa_printf(MSG_DEBUG
, "HS 2.0: Not enough room for Icons "
651 len2
= WPA_GET_LE16(pos
);
653 if (len2
> end
- pos
) {
654 wpa_printf(MSG_DEBUG
, "HS 2.0: Not enough room for Icons "
661 /* Icons Available */
663 struct osu_icon
*icon
= &prov
->icon
[prov
->icon_count
];
666 if (pos2
+ 2 + 2 + 3 + 1 + 1 > pos
) {
667 wpa_printf(MSG_DEBUG
, "HS 2.0: Invalid Icon Metadata");
671 icon
->width
= WPA_GET_LE16(pos2
);
673 icon
->height
= WPA_GET_LE16(pos2
);
675 os_memcpy(icon
->lang
, pos2
, 3);
679 if (flen
> pos
- pos2
- 1) {
680 wpa_printf(MSG_DEBUG
, "HS 2.0: Not room for Icon Type");
683 os_memcpy(icon
->icon_type
, pos2
+ 1, flen
);
686 if (pos2
+ 1 > pos
) {
687 wpa_printf(MSG_DEBUG
, "HS 2.0: Not room for Icon "
692 if (flen
> pos
- pos2
- 1) {
693 wpa_printf(MSG_DEBUG
, "HS 2.0: Not room for Icon "
697 os_memcpy(icon
->filename
, pos2
+ 1, flen
);
705 wpa_printf(MSG_DEBUG
, "HS 2.0: Not enough room for OSU_NAI");
708 osu_nai_len
= pos
[0];
709 if (osu_nai_len
> end
- pos
- 1) {
710 wpa_printf(MSG_DEBUG
, "HS 2.0: Not enough room for OSU_NAI");
713 os_memcpy(prov
->osu_nai
, pos
+ 1, osu_nai_len
);
714 pos
+= 1 + osu_nai_len
;
716 /* OSU Service Description Length */
718 wpa_printf(MSG_DEBUG
, "HS 2.0: Not enough room for OSU "
719 "Service Description Length");
722 len2
= WPA_GET_LE16(pos
);
724 if (len2
> end
- pos
) {
725 wpa_printf(MSG_DEBUG
, "HS 2.0: Not enough room for OSU "
726 "Service Description Duples");
732 /* OSU Service Description Duples */
733 while (pos2
+ 4 <= pos
&& prov
->serv_desc_count
< OSU_MAX_ITEMS
) {
734 struct osu_lang_string
*f
;
738 if (descr_len
> pos
- pos2
- 1 || descr_len
< 3) {
739 wpa_printf(MSG_DEBUG
, "Invalid OSU Service "
743 f
= &prov
->serv_desc
[prov
->serv_desc_count
++];
744 os_memcpy(f
->lang
, pos2
+ 1, 3);
745 os_memcpy(f
->text
, pos2
+ 1 + 3, descr_len
- 3);
746 pos2
+= 1 + descr_len
;
749 wpa_printf(MSG_DEBUG
, "HS 2.0: Added OSU Provider through " MACSTR
,
750 MAC2STR(bss
->bssid
));
751 wpa_s
->osu_prov_count
++;
755 void hs20_osu_icon_fetch(struct wpa_supplicant
*wpa_s
)
758 struct wpabuf
*prov_anqp
;
765 hs20_free_osu_prov(wpa_s
);
767 dl_list_for_each(bss
, &wpa_s
->bss
, struct wpa_bss
, list
) {
768 if (bss
->anqp
== NULL
)
770 prov_anqp
= bss
->anqp
->hs20_osu_providers_list
;
771 if (prov_anqp
== NULL
)
773 wpa_printf(MSG_DEBUG
, "HS 2.0: Parsing OSU Providers list from "
774 MACSTR
, MAC2STR(bss
->bssid
));
775 wpa_hexdump_buf(MSG_DEBUG
, "HS 2.0: OSU Providers list",
777 pos
= wpabuf_head(prov_anqp
);
778 end
= pos
+ wpabuf_len(prov_anqp
);
783 if (pos
+ 1 + pos
[0] > end
) {
784 wpa_printf(MSG_DEBUG
, "HS 2.0: Not enough room for "
788 osu_ssid_len
= *pos
++;
789 if (osu_ssid_len
> 32) {
790 wpa_printf(MSG_DEBUG
, "HS 2.0: Invalid OSU SSID "
791 "Length %u", osu_ssid_len
);
798 wpa_printf(MSG_DEBUG
, "HS 2.0: Not enough room for "
799 "Number of OSU Providers");
802 num_providers
= *pos
++;
803 wpa_printf(MSG_DEBUG
, "HS 2.0: Number of OSU Providers: %u",
807 while (pos
+ 2 < end
&& num_providers
> 0) {
809 len
= WPA_GET_LE16(pos
);
811 if (len
> (unsigned int) (end
- pos
))
813 hs20_osu_add_prov(wpa_s
, bss
, osu_ssid
,
814 osu_ssid_len
, pos
, len
);
819 wpa_printf(MSG_DEBUG
, "HS 2.0: Ignored %d bytes of "
820 "extra data after OSU Providers",
825 wpa_s
->fetch_osu_icon_in_progress
= 1;
826 hs20_next_osu_icon(wpa_s
);
830 static void hs20_osu_scan_res_handler(struct wpa_supplicant
*wpa_s
,
831 struct wpa_scan_results
*scan_res
)
833 wpa_printf(MSG_DEBUG
, "OSU provisioning fetch scan completed");
834 if (!wpa_s
->fetch_osu_waiting_scan
) {
835 wpa_printf(MSG_DEBUG
, "OSU fetch have been canceled");
838 wpa_s
->network_select
= 0;
839 wpa_s
->fetch_all_anqp
= 1;
840 wpa_s
->fetch_osu_info
= 1;
841 wpa_s
->fetch_osu_icon_in_progress
= 0;
843 interworking_start_fetch_anqp(wpa_s
);
847 int hs20_fetch_osu(struct wpa_supplicant
*wpa_s
)
849 if (wpa_s
->wpa_state
== WPA_INTERFACE_DISABLED
) {
850 wpa_printf(MSG_DEBUG
, "HS 2.0: Cannot start fetch_osu - "
851 "interface disabled");
855 if (wpa_s
->scanning
) {
856 wpa_printf(MSG_DEBUG
, "HS 2.0: Cannot start fetch_osu - "
861 if (wpa_s
->conf
->osu_dir
== NULL
) {
862 wpa_printf(MSG_DEBUG
, "HS 2.0: Cannot start fetch_osu - "
863 "osu_dir not configured");
867 if (wpa_s
->fetch_anqp_in_progress
|| wpa_s
->network_select
) {
868 wpa_printf(MSG_DEBUG
, "HS 2.0: Cannot start fetch_osu - "
869 "fetch in progress (%d, %d)",
870 wpa_s
->fetch_anqp_in_progress
,
871 wpa_s
->network_select
);
875 wpa_msg(wpa_s
, MSG_INFO
, "Starting OSU provisioning information fetch");
876 wpa_s
->num_osu_scans
= 0;
877 wpa_s
->num_prov_found
= 0;
878 hs20_start_osu_scan(wpa_s
);
884 void hs20_start_osu_scan(struct wpa_supplicant
*wpa_s
)
886 wpa_s
->fetch_osu_waiting_scan
= 1;
887 wpa_s
->num_osu_scans
++;
888 wpa_s
->scan_req
= MANUAL_SCAN_REQ
;
889 wpa_s
->scan_res_handler
= hs20_osu_scan_res_handler
;
890 wpa_supplicant_req_scan(wpa_s
, 0, 0);
894 void hs20_cancel_fetch_osu(struct wpa_supplicant
*wpa_s
)
896 wpa_printf(MSG_DEBUG
, "Cancel OSU fetch");
897 interworking_stop_fetch_anqp(wpa_s
);
898 wpa_s
->fetch_osu_waiting_scan
= 0;
899 wpa_s
->network_select
= 0;
900 wpa_s
->fetch_osu_info
= 0;
901 wpa_s
->fetch_osu_icon_in_progress
= 0;
905 void hs20_icon_fetch_failed(struct wpa_supplicant
*wpa_s
)
907 hs20_osu_icon_fetch_result(wpa_s
, -1);
908 eloop_cancel_timeout(hs20_continue_icon_fetch
, wpa_s
, NULL
);
909 eloop_register_timeout(0, 0, hs20_continue_icon_fetch
, wpa_s
, NULL
);
913 void hs20_rx_subscription_remediation(struct wpa_supplicant
*wpa_s
,
914 const char *url
, u8 osu_method
)
917 wpa_msg(wpa_s
, MSG_INFO
, HS20_SUBSCRIPTION_REMEDIATION
"%u %s",
920 wpa_msg(wpa_s
, MSG_INFO
, HS20_SUBSCRIPTION_REMEDIATION
);
924 void hs20_rx_deauth_imminent_notice(struct wpa_supplicant
*wpa_s
, u8 code
,
925 u16 reauth_delay
, const char *url
)
927 if (!wpa_sm_pmf_enabled(wpa_s
->wpa
)) {
928 wpa_printf(MSG_DEBUG
, "HS 2.0: Ignore deauthentication imminent notice since PMF was not enabled");
932 wpa_msg(wpa_s
, MSG_INFO
, HS20_DEAUTH_IMMINENT_NOTICE
"%u %u %s",
933 code
, reauth_delay
, url
);
935 if (code
== HS20_DEAUTH_REASON_CODE_BSS
) {
936 wpa_printf(MSG_DEBUG
, "HS 2.0: Add BSS to blacklist");
937 wpa_blacklist_add(wpa_s
, wpa_s
->bssid
);
938 /* TODO: For now, disable full ESS since some drivers may not
939 * support disabling per BSS. */
940 if (wpa_s
->current_ssid
) {
941 struct os_reltime now
;
942 os_get_reltime(&now
);
943 if (now
.sec
+ reauth_delay
<=
944 wpa_s
->current_ssid
->disabled_until
.sec
)
946 wpa_printf(MSG_DEBUG
, "HS 2.0: Disable network for %u seconds (BSS)",
948 wpa_s
->current_ssid
->disabled_until
.sec
=
949 now
.sec
+ reauth_delay
;
953 if (code
== HS20_DEAUTH_REASON_CODE_ESS
&& wpa_s
->current_ssid
) {
954 struct os_reltime now
;
955 os_get_reltime(&now
);
956 if (now
.sec
+ reauth_delay
<=
957 wpa_s
->current_ssid
->disabled_until
.sec
)
959 wpa_printf(MSG_DEBUG
, "HS 2.0: Disable network for %u seconds",
961 wpa_s
->current_ssid
->disabled_until
.sec
=
962 now
.sec
+ reauth_delay
;
967 void hs20_deinit(struct wpa_supplicant
*wpa_s
)
969 eloop_cancel_timeout(hs20_continue_icon_fetch
, wpa_s
, NULL
);
970 hs20_free_osu_prov(wpa_s
);