2 * hostapd / IEEE 802.11 Management
3 * Copyright (c) 2002-2012, Jouni Malinen <j@w1.fi>
5 * This software may be distributed under the terms of the BSD license.
6 * See README for more details.
9 #include "utils/includes.h"
11 #include "utils/common.h"
12 #include "common/ieee802_11_defs.h"
13 #include "common/ocv.h"
16 #include "ap_config.h"
17 #include "ap_drv_ops.h"
19 #include "ieee802_11.h"
22 #ifdef CONFIG_IEEE80211W
24 u8 * hostapd_eid_assoc_comeback_time(struct hostapd_data *hapd,
25 struct sta_info *sta, u8 *eid)
29 struct os_reltime now, passed;
31 *pos++ = WLAN_EID_TIMEOUT_INTERVAL;
33 *pos++ = WLAN_TIMEOUT_ASSOC_COMEBACK;
35 os_reltime_sub(&now, &sta->sa_query_start, &passed);
36 tu = (passed.sec * 1000000 + passed.usec) / 1024;
37 if (hapd->conf->assoc_sa_query_max_timeout > tu)
38 timeout = hapd->conf->assoc_sa_query_max_timeout - tu;
41 if (timeout < hapd->conf->assoc_sa_query_max_timeout)
42 timeout++; /* add some extra time for local timers */
43 WPA_PUT_LE32(pos, timeout);
50 /* MLME-SAQuery.request */
51 void ieee802_11_send_sa_query_req(struct hostapd_data *hapd,
52 const u8 *addr, const u8 *trans_id)
56 #endif /* CONFIG_OCV */
57 struct ieee80211_mgmt *mgmt;
62 wpa_printf(MSG_DEBUG, "IEEE 802.11: Sending SA Query Request to "
63 MACSTR, MAC2STR(addr));
64 wpa_hexdump(MSG_DEBUG, "IEEE 802.11: SA Query Transaction ID",
65 trans_id, WLAN_SA_QUERY_TR_ID_LEN);
68 sta = ap_get_sta(hapd, addr);
69 if (sta && wpa_auth_uses_ocv(sta->wpa_sm)) {
70 struct wpa_channel_info ci;
72 if (hostapd_drv_channel_info(hapd, &ci) != 0) {
73 wpa_printf(MSG_WARNING,
74 "Failed to get channel info for OCI element in SA Query Request");
78 oci_ie_len = OCV_OCI_EXTENDED_LEN;
79 oci_ie = os_zalloc(oci_ie_len);
81 wpa_printf(MSG_WARNING,
82 "Failed to allocate buffer for OCI element in SA Query Request");
86 if (ocv_insert_extended_oci(&ci, oci_ie) < 0) {
91 #endif /* CONFIG_OCV */
93 mgmt = os_zalloc(sizeof(*mgmt) + oci_ie_len);
96 "Failed to allocate buffer for SA Query Response frame");
101 mgmt->frame_control = IEEE80211_FC(WLAN_FC_TYPE_MGMT,
102 WLAN_FC_STYPE_ACTION);
103 os_memcpy(mgmt->da, addr, ETH_ALEN);
104 os_memcpy(mgmt->sa, hapd->own_addr, ETH_ALEN);
105 os_memcpy(mgmt->bssid, hapd->own_addr, ETH_ALEN);
106 mgmt->u.action.category = WLAN_ACTION_SA_QUERY;
107 mgmt->u.action.u.sa_query_req.action = WLAN_SA_QUERY_REQUEST;
108 os_memcpy(mgmt->u.action.u.sa_query_req.trans_id, trans_id,
109 WLAN_SA_QUERY_TR_ID_LEN);
110 end = mgmt->u.action.u.sa_query_req.variable;
112 if (oci_ie_len > 0) {
113 os_memcpy(end, oci_ie, oci_ie_len);
116 #endif /* CONFIG_OCV */
117 if (hostapd_drv_send_mlme(hapd, mgmt, end - (u8 *) mgmt, 0) < 0)
118 wpa_printf(MSG_INFO, "ieee802_11_send_sa_query_req: send failed");
125 static void ieee802_11_send_sa_query_resp(struct hostapd_data *hapd,
126 const u8 *sa, const u8 *trans_id)
128 struct sta_info *sta;
129 struct ieee80211_mgmt *resp;
134 wpa_printf(MSG_DEBUG, "IEEE 802.11: Received SA Query Request from "
135 MACSTR, MAC2STR(sa));
136 wpa_hexdump(MSG_DEBUG, "IEEE 802.11: SA Query Transaction ID",
137 trans_id, WLAN_SA_QUERY_TR_ID_LEN);
139 sta = ap_get_sta(hapd, sa);
140 if (sta == NULL || !(sta->flags & WLAN_STA_ASSOC)) {
141 wpa_printf(MSG_DEBUG, "IEEE 802.11: Ignore SA Query Request "
142 "from unassociated STA " MACSTR, MAC2STR(sa));
147 if (wpa_auth_uses_ocv(sta->wpa_sm)) {
148 struct wpa_channel_info ci;
150 if (hostapd_drv_channel_info(hapd, &ci) != 0) {
151 wpa_printf(MSG_WARNING,
152 "Failed to get channel info for OCI element in SA Query Response");
156 oci_ie_len = OCV_OCI_EXTENDED_LEN;
157 oci_ie = os_zalloc(oci_ie_len);
159 wpa_printf(MSG_WARNING,
160 "Failed to allocate buffer for for OCI element in SA Query Response");
164 if (ocv_insert_extended_oci(&ci, oci_ie) < 0) {
169 #endif /* CONFIG_OCV */
171 resp = os_zalloc(sizeof(*resp) + oci_ie_len);
173 wpa_printf(MSG_DEBUG,
174 "Failed to allocate buffer for SA Query Response frame");
179 wpa_printf(MSG_DEBUG, "IEEE 802.11: Sending SA Query Response to "
180 MACSTR, MAC2STR(sa));
182 resp->frame_control = IEEE80211_FC(WLAN_FC_TYPE_MGMT,
183 WLAN_FC_STYPE_ACTION);
184 os_memcpy(resp->da, sa, ETH_ALEN);
185 os_memcpy(resp->sa, hapd->own_addr, ETH_ALEN);
186 os_memcpy(resp->bssid, hapd->own_addr, ETH_ALEN);
187 resp->u.action.category = WLAN_ACTION_SA_QUERY;
188 resp->u.action.u.sa_query_req.action = WLAN_SA_QUERY_RESPONSE;
189 os_memcpy(resp->u.action.u.sa_query_req.trans_id, trans_id,
190 WLAN_SA_QUERY_TR_ID_LEN);
191 end = resp->u.action.u.sa_query_req.variable;
193 if (oci_ie_len > 0) {
194 os_memcpy(end, oci_ie, oci_ie_len);
197 #endif /* CONFIG_OCV */
198 if (hostapd_drv_send_mlme(hapd, resp, end - (u8 *) resp, 0) < 0)
199 wpa_printf(MSG_INFO, "ieee80211_mgmt_sa_query_request: send failed");
206 void ieee802_11_sa_query_action(struct hostapd_data *hapd,
207 const struct ieee80211_mgmt *mgmt,
210 struct sta_info *sta;
212 const u8 *sa = mgmt->sa;
213 const u8 action_type = mgmt->u.action.u.sa_query_resp.action;
214 const u8 *trans_id = mgmt->u.action.u.sa_query_resp.trans_id;
216 if (((const u8 *) mgmt) + len <
217 mgmt->u.action.u.sa_query_resp.variable) {
218 wpa_printf(MSG_DEBUG,
219 "IEEE 802.11: Too short SA Query Action frame (len=%lu)",
220 (unsigned long) len);
224 sta = ap_get_sta(hapd, sa);
227 if (sta && wpa_auth_uses_ocv(sta->wpa_sm)) {
228 struct ieee802_11_elems elems;
229 struct wpa_channel_info ci;
235 ies = mgmt->u.action.u.sa_query_resp.variable;
236 ies_len = len - (ies - (u8 *) mgmt);
237 if (ieee802_11_parse_elems(ies, ies_len, &elems, 1) ==
239 wpa_printf(MSG_DEBUG,
240 "SA Query: Failed to parse elements");
244 if (hostapd_drv_channel_info(hapd, &ci) != 0) {
245 wpa_printf(MSG_WARNING,
246 "Failed to get channel info to validate received OCI in SA Query Action frame");
250 if (get_sta_tx_parameters(sta->wpa_sm,
251 channel_width_to_int(ci.chanwidth),
252 ci.seg1_idx, &tx_chanwidth,
256 if (ocv_verify_tx_params(elems.oci, elems.oci_len, &ci,
257 tx_chanwidth, tx_seg1_idx) != 0) {
258 wpa_printf(MSG_WARNING, "%s", ocv_errorstr);
262 #endif /* CONFIG_OCV */
264 if (action_type == WLAN_SA_QUERY_REQUEST) {
265 ieee802_11_send_sa_query_resp(hapd, sa, trans_id);
269 if (action_type != WLAN_SA_QUERY_RESPONSE) {
270 wpa_printf(MSG_DEBUG, "IEEE 802.11: Unexpected SA Query "
271 "Action %d", action_type);
275 wpa_printf(MSG_DEBUG, "IEEE 802.11: Received SA Query Response from "
276 MACSTR, MAC2STR(sa));
277 wpa_hexdump(MSG_DEBUG, "IEEE 802.11: SA Query Transaction ID",
278 trans_id, WLAN_SA_QUERY_TR_ID_LEN);
280 /* MLME-SAQuery.confirm */
282 if (sta == NULL || sta->sa_query_trans_id == NULL) {
283 wpa_printf(MSG_DEBUG, "IEEE 802.11: No matching STA with "
284 "pending SA Query request found");
288 for (i = 0; i < sta->sa_query_count; i++) {
289 if (os_memcmp(sta->sa_query_trans_id +
290 i * WLAN_SA_QUERY_TR_ID_LEN,
291 trans_id, WLAN_SA_QUERY_TR_ID_LEN) == 0)
295 if (i >= sta->sa_query_count) {
296 wpa_printf(MSG_DEBUG, "IEEE 802.11: No matching SA Query "
297 "transaction identifier found");
301 hostapd_logger(hapd, sta->addr, HOSTAPD_MODULE_IEEE80211,
303 "Reply to pending SA Query received");
304 ap_sta_stop_sa_query(hapd, sta);
307 #endif /* CONFIG_IEEE80211W */
310 static void hostapd_ext_capab_byte(struct hostapd_data *hapd, u8 *pos, int idx)
315 case 0: /* Bits 0-7 */
316 if (hapd->iconf->obss_interval)
317 *pos |= 0x01; /* Bit 0 - Coexistence management */
318 if (hapd->iface->drv_flags & WPA_DRIVER_FLAGS_AP_CSA)
319 *pos |= 0x04; /* Bit 2 - Extended Channel Switching */
321 case 1: /* Bits 8-15 */
322 if (hapd->conf->proxy_arp)
323 *pos |= 0x10; /* Bit 12 - Proxy ARP */
324 if (hapd->conf->coloc_intf_reporting) {
325 /* Bit 13 - Collocated Interference Reporting */
329 case 2: /* Bits 16-23 */
330 if (hapd->conf->wnm_sleep_mode)
331 *pos |= 0x02; /* Bit 17 - WNM-Sleep Mode */
332 if (hapd->conf->bss_transition)
333 *pos |= 0x08; /* Bit 19 - BSS Transition */
335 case 3: /* Bits 24-31 */
337 *pos |= 0x02; /* Bit 25 - SSID List */
338 #endif /* CONFIG_WNM_AP */
339 if (hapd->conf->time_advertisement == 2)
340 *pos |= 0x08; /* Bit 27 - UTC TSF Offset */
341 if (hapd->conf->interworking)
342 *pos |= 0x80; /* Bit 31 - Interworking */
344 case 4: /* Bits 32-39 */
345 if (hapd->conf->qos_map_set_len)
346 *pos |= 0x01; /* Bit 32 - QoS Map */
347 if (hapd->conf->tdls & TDLS_PROHIBIT)
348 *pos |= 0x40; /* Bit 38 - TDLS Prohibited */
349 if (hapd->conf->tdls & TDLS_PROHIBIT_CHAN_SWITCH) {
350 /* Bit 39 - TDLS Channel Switching Prohibited */
354 case 5: /* Bits 40-47 */
356 if (hapd->conf->hs20)
357 *pos |= 0x40; /* Bit 46 - WNM-Notification */
358 #endif /* CONFIG_HS20 */
360 if (hapd->conf->mbo_enabled)
361 *pos |= 0x40; /* Bit 46 - WNM-Notification */
362 #endif /* CONFIG_MBO */
364 case 6: /* Bits 48-55 */
365 if (hapd->conf->ssid.utf8_ssid)
366 *pos |= 0x01; /* Bit 48 - UTF-8 SSID */
368 case 7: /* Bits 56-63 */
370 case 8: /* Bits 64-71 */
371 if (hapd->conf->ftm_responder)
372 *pos |= 0x40; /* Bit 70 - FTM responder */
373 if (hapd->conf->ftm_initiator)
374 *pos |= 0x80; /* Bit 71 - FTM initiator */
376 case 9: /* Bits 72-79 */
378 if ((hapd->conf->wpa & WPA_PROTO_RSN) &&
379 wpa_key_mgmt_fils(hapd->conf->wpa_key_mgmt))
381 #endif /* CONFIG_FILS */
383 case 10: /* Bits 80-87 */
385 if (hapd->conf->wpa &&
386 wpa_key_mgmt_sae(hapd->conf->wpa_key_mgmt)) {
387 int in_use = hostapd_sae_pw_id_in_use(hapd->conf);
390 *pos |= 0x02; /* Bit 81 - SAE Password
391 * Identifiers In Use */
393 *pos |= 0x04; /* Bit 82 - SAE Password
394 * Identifiers Used Exclusively */
396 #endif /* CONFIG_SAE */
402 u8 * hostapd_eid_ext_capab(struct hostapd_data *hapd, u8 *eid)
407 if (hapd->conf->tdls & (TDLS_PROHIBIT | TDLS_PROHIBIT_CHAN_SWITCH))
409 if (len < 4 && hapd->conf->interworking)
411 if (len < 3 && hapd->conf->wnm_sleep_mode)
413 if (len < 1 && hapd->iconf->obss_interval)
415 if (len < 7 && hapd->conf->ssid.utf8_ssid)
418 (hapd->conf->ftm_initiator || hapd->conf->ftm_responder))
423 #endif /* CONFIG_WNM_AP */
425 if (hapd->conf->hs20 && len < 6)
427 #endif /* CONFIG_HS20 */
429 if (hapd->conf->mbo_enabled && len < 6)
431 #endif /* CONFIG_MBO */
433 if ((!(hapd->conf->wpa & WPA_PROTO_RSN) ||
434 !wpa_key_mgmt_fils(hapd->conf->wpa_key_mgmt)) && len < 10)
436 #endif /* CONFIG_FILS */
438 if (len < 11 && hapd->conf->wpa &&
439 wpa_key_mgmt_sae(hapd->conf->wpa_key_mgmt) &&
440 hostapd_sae_pw_id_in_use(hapd->conf))
442 #endif /* CONFIG_SAE */
443 if (len < hapd->iface->extended_capa_len)
444 len = hapd->iface->extended_capa_len;
448 *pos++ = WLAN_EID_EXT_CAPAB;
450 for (i = 0; i < len; i++, pos++) {
451 hostapd_ext_capab_byte(hapd, pos, i);
453 if (i < hapd->iface->extended_capa_len) {
454 *pos &= ~hapd->iface->extended_capa_mask[i];
455 *pos |= hapd->iface->extended_capa[i];
459 while (len > 0 && eid[1 + len] == 0) {
466 return eid + 2 + len;
470 u8 * hostapd_eid_qos_map_set(struct hostapd_data *hapd, u8 *eid)
473 u8 len = hapd->conf->qos_map_set_len;
478 *pos++ = WLAN_EID_QOS_MAP_SET;
480 os_memcpy(pos, hapd->conf->qos_map_set, len);
487 u8 * hostapd_eid_interworking(struct hostapd_data *hapd, u8 *eid)
490 #ifdef CONFIG_INTERWORKING
493 if (!hapd->conf->interworking)
496 *pos++ = WLAN_EID_INTERWORKING;
499 *pos = hapd->conf->access_network_type;
500 if (hapd->conf->internet)
501 *pos |= INTERWORKING_ANO_INTERNET;
502 if (hapd->conf->asra)
503 *pos |= INTERWORKING_ANO_ASRA;
505 *pos |= INTERWORKING_ANO_ESR;
506 if (hapd->conf->uesa)
507 *pos |= INTERWORKING_ANO_UESA;
510 if (hapd->conf->venue_info_set) {
511 *pos++ = hapd->conf->venue_group;
512 *pos++ = hapd->conf->venue_type;
515 if (!is_zero_ether_addr(hapd->conf->hessid)) {
516 os_memcpy(pos, hapd->conf->hessid, ETH_ALEN);
520 *len = pos - len - 1;
521 #endif /* CONFIG_INTERWORKING */
527 u8 * hostapd_eid_adv_proto(struct hostapd_data *hapd, u8 *eid)
530 #ifdef CONFIG_INTERWORKING
532 /* TODO: Separate configuration for ANQP? */
533 if (!hapd->conf->interworking)
536 *pos++ = WLAN_EID_ADV_PROTO;
538 *pos++ = 0x7F; /* Query Response Length Limit | PAME-BI */
539 *pos++ = ACCESS_NETWORK_QUERY_PROTOCOL;
540 #endif /* CONFIG_INTERWORKING */
546 u8 * hostapd_eid_roaming_consortium(struct hostapd_data *hapd, u8 *eid)
549 #ifdef CONFIG_INTERWORKING
551 unsigned int i, count;
553 if (!hapd->conf->interworking ||
554 hapd->conf->roaming_consortium == NULL ||
555 hapd->conf->roaming_consortium_count == 0)
558 *pos++ = WLAN_EID_ROAMING_CONSORTIUM;
561 /* Number of ANQP OIs (in addition to the max 3 listed here) */
562 if (hapd->conf->roaming_consortium_count > 3 + 255)
564 else if (hapd->conf->roaming_consortium_count > 3)
565 *pos++ = hapd->conf->roaming_consortium_count - 3;
569 /* OU #1 and #2 Lengths */
570 *pos = hapd->conf->roaming_consortium[0].len;
571 if (hapd->conf->roaming_consortium_count > 1)
572 *pos |= hapd->conf->roaming_consortium[1].len << 4;
575 if (hapd->conf->roaming_consortium_count > 3)
578 count = hapd->conf->roaming_consortium_count;
580 for (i = 0; i < count; i++) {
581 os_memcpy(pos, hapd->conf->roaming_consortium[i].oi,
582 hapd->conf->roaming_consortium[i].len);
583 pos += hapd->conf->roaming_consortium[i].len;
586 *len = pos - len - 1;
587 #endif /* CONFIG_INTERWORKING */
593 u8 * hostapd_eid_time_adv(struct hostapd_data *hapd, u8 *eid)
595 if (hapd->conf->time_advertisement != 2)
598 if (hapd->time_adv == NULL &&
599 hostapd_update_time_adv(hapd) < 0)
602 if (hapd->time_adv == NULL)
605 os_memcpy(eid, wpabuf_head(hapd->time_adv),
606 wpabuf_len(hapd->time_adv));
607 eid += wpabuf_len(hapd->time_adv);
613 u8 * hostapd_eid_time_zone(struct hostapd_data *hapd, u8 *eid)
617 if (hapd->conf->time_advertisement != 2 || !hapd->conf->time_zone)
620 len = os_strlen(hapd->conf->time_zone);
622 *eid++ = WLAN_EID_TIME_ZONE;
624 os_memcpy(eid, hapd->conf->time_zone, len);
631 int hostapd_update_time_adv(struct hostapd_data *hapd)
633 const int elen = 2 + 1 + 10 + 5 + 1;
638 if (hapd->conf->time_advertisement != 2)
641 if (os_get_time(&t) < 0 || os_gmtime(t.sec, &tm) < 0)
644 if (!hapd->time_adv) {
645 hapd->time_adv = wpabuf_alloc(elen);
646 if (hapd->time_adv == NULL)
648 pos = wpabuf_put(hapd->time_adv, elen);
650 pos = wpabuf_mhead_u8(hapd->time_adv);
652 *pos++ = WLAN_EID_TIME_ADVERTISEMENT;
653 *pos++ = 1 + 10 + 5 + 1;
655 *pos++ = 2; /* UTC time at which the TSF timer is 0 */
657 /* Time Value at TSF 0 */
658 /* FIX: need to calculate this based on the current TSF value */
659 WPA_PUT_LE16(pos, tm.year); /* Year */
661 *pos++ = tm.month; /* Month */
662 *pos++ = tm.day; /* Day of month */
663 *pos++ = tm.hour; /* Hours */
664 *pos++ = tm.min; /* Minutes */
665 *pos++ = tm.sec; /* Seconds */
666 WPA_PUT_LE16(pos, 0); /* Milliseconds (not used) */
668 *pos++ = 0; /* Reserved */
671 /* TODO: fill in an estimate on the error */
678 *pos++ = hapd->time_update_counter++;
684 u8 * hostapd_eid_bss_max_idle_period(struct hostapd_data *hapd, u8 *eid)
689 if (hapd->conf->ap_max_inactivity > 0) {
691 *pos++ = WLAN_EID_BSS_MAX_IDLE_PERIOD;
693 val = hapd->conf->ap_max_inactivity;
702 WPA_PUT_LE16(pos, val);
704 *pos++ = 0x00; /* TODO: Protected Keep-Alive Required */
706 #endif /* CONFIG_WNM_AP */
714 u8 * hostapd_eid_mbo_rssi_assoc_rej(struct hostapd_data *hapd, u8 *eid,
715 size_t len, int delta)
719 mbo[0] = OCE_ATTR_ID_RSSI_BASED_ASSOC_REJECT;
724 mbo[3] = hapd->iconf->rssi_reject_assoc_timeout;
726 return eid + mbo_add_ie(eid, len, mbo, 4);
730 u8 * hostapd_eid_mbo(struct hostapd_data *hapd, u8 *eid, size_t len)
732 u8 mbo[9], *mbo_pos = mbo;
735 if (!hapd->conf->mbo_enabled &&
736 !OCE_STA_CFON_ENABLED(hapd) && !OCE_AP_ENABLED(hapd))
739 if (hapd->conf->mbo_enabled) {
740 *mbo_pos++ = MBO_ATTR_ID_AP_CAPA_IND;
742 /* Not Cellular aware */
746 if (hapd->conf->mbo_enabled && hapd->mbo_assoc_disallow) {
747 *mbo_pos++ = MBO_ATTR_ID_ASSOC_DISALLOW;
749 *mbo_pos++ = hapd->mbo_assoc_disallow;
752 if (OCE_STA_CFON_ENABLED(hapd) || OCE_AP_ENABLED(hapd)) {
756 if (OCE_STA_CFON_ENABLED(hapd) && !OCE_AP_ENABLED(hapd))
757 ctrl |= OCE_IS_STA_CFON;
759 *mbo_pos++ = OCE_ATTR_ID_CAPA_IND;
764 pos += mbo_add_ie(pos, len, mbo, mbo_pos - mbo);
770 u8 hostapd_mbo_ie_len(struct hostapd_data *hapd)
774 if (!hapd->conf->mbo_enabled &&
775 !OCE_STA_CFON_ENABLED(hapd) && !OCE_AP_ENABLED(hapd))
779 * MBO IE header (6) + Capability Indication attribute (3) +
780 * Association Disallowed attribute (3) = 12
783 if (hapd->conf->mbo_enabled)
784 len += 3 + (hapd->mbo_assoc_disallow ? 3 : 0);
786 /* OCE capability indication attribute (3) */
787 if (OCE_STA_CFON_ENABLED(hapd) || OCE_AP_ENABLED(hapd))
793 #endif /* CONFIG_MBO */
797 static int hostapd_eid_owe_trans_enabled(struct hostapd_data *hapd)
799 return hapd->conf->owe_transition_ssid_len > 0 &&
800 !is_zero_ether_addr(hapd->conf->owe_transition_bssid);
802 #endif /* CONFIG_OWE */
805 size_t hostapd_eid_owe_trans_len(struct hostapd_data *hapd)
808 if (!hostapd_eid_owe_trans_enabled(hapd))
810 return 6 + ETH_ALEN + 1 + hapd->conf->owe_transition_ssid_len;
811 #else /* CONFIG_OWE */
813 #endif /* CONFIG_OWE */
817 u8 * hostapd_eid_owe_trans(struct hostapd_data *hapd, u8 *eid,
824 if (hapd->conf->owe_transition_ifname[0] &&
825 !hostapd_eid_owe_trans_enabled(hapd))
826 hostapd_owe_trans_get_info(hapd);
828 if (!hostapd_eid_owe_trans_enabled(hapd))
831 elen = hostapd_eid_owe_trans_len(hapd);
833 wpa_printf(MSG_DEBUG,
834 "OWE: Not enough room in the buffer for OWE IE");
838 *pos++ = WLAN_EID_VENDOR_SPECIFIC;
840 WPA_PUT_BE24(pos, OUI_WFA);
842 *pos++ = OWE_OUI_TYPE;
843 os_memcpy(pos, hapd->conf->owe_transition_bssid, ETH_ALEN);
845 *pos++ = hapd->conf->owe_transition_ssid_len;
846 os_memcpy(pos, hapd->conf->owe_transition_ssid,
847 hapd->conf->owe_transition_ssid_len);
848 pos += hapd->conf->owe_transition_ssid_len;
851 #else /* CONFIG_OWE */
853 #endif /* CONFIG_OWE */
857 void ap_copy_sta_supp_op_classes(struct sta_info *sta,
858 const u8 *supp_op_classes,
859 size_t supp_op_classes_len)
861 if (!supp_op_classes)
863 os_free(sta->supp_op_classes);
864 sta->supp_op_classes = os_malloc(1 + supp_op_classes_len);
865 if (!sta->supp_op_classes)
868 sta->supp_op_classes[0] = supp_op_classes_len;
869 os_memcpy(sta->supp_op_classes + 1, supp_op_classes,
870 supp_op_classes_len);
874 u8 * hostapd_eid_fils_indic(struct hostapd_data *hapd, u8 *eid, int hessid)
881 struct fils_realm *realm;
883 if (!(hapd->conf->wpa & WPA_PROTO_RSN) ||
884 !wpa_key_mgmt_fils(hapd->conf->wpa_key_mgmt))
887 realms = dl_list_len(&hapd->conf->fils_realms);
889 realms = 7; /* 3 bit count field limits this to max 7 */
891 *pos++ = WLAN_EID_FILS_INDICATION;
893 /* TODO: B0..B2: Number of Public Key Identifiers */
894 if (hapd->conf->erp_domain) {
895 /* B3..B5: Number of Realm Identifiers */
896 fils_info |= realms << 3;
898 /* TODO: B6: FILS IP Address Configuration */
899 if (hapd->conf->fils_cache_id_set)
901 if (hessid && !is_zero_ether_addr(hapd->conf->hessid))
902 fils_info |= BIT(8); /* HESSID Included */
903 /* FILS Shared Key Authentication without PFS Supported */
905 if (hapd->conf->fils_dh_group) {
906 /* FILS Shared Key Authentication with PFS Supported */
907 fils_info |= BIT(10);
909 /* TODO: B11: FILS Public Key Authentication Supported */
910 /* B12..B15: Reserved */
911 WPA_PUT_LE16(pos, fils_info);
913 if (hapd->conf->fils_cache_id_set) {
914 os_memcpy(pos, hapd->conf->fils_cache_id, FILS_CACHE_ID_LEN);
915 pos += FILS_CACHE_ID_LEN;
917 if (hessid && !is_zero_ether_addr(hapd->conf->hessid)) {
918 os_memcpy(pos, hapd->conf->hessid, ETH_ALEN);
922 dl_list_for_each(realm, &hapd->conf->fils_realms, struct fils_realm,
927 os_memcpy(pos, realm->hash, 2);
930 *len = pos - len - 1;
931 #endif /* CONFIG_FILS */
938 int get_tx_parameters(struct sta_info *sta, int ap_max_chanwidth,
939 int ap_seg1_idx, int *bandwidth, int *seg1_idx)
945 if (sta->ht_capabilities)
946 ht_40mhz = !!(sta->ht_capabilities->ht_capabilities_info &
947 HT_CAP_INFO_SUPP_CHANNEL_WIDTH_SET);
949 if (sta->vht_operation) {
950 struct ieee80211_vht_operation *oper = sta->vht_operation;
953 * If a VHT Operation element was present, use it to determine
954 * the supported channel bandwidth.
956 if (oper->vht_op_info_chwidth == 0) {
957 requested_bw = ht_40mhz ? 40 : 20;
958 } else if (oper->vht_op_info_chan_center_freq_seg1_idx == 0) {
965 oper->vht_op_info_chan_center_freq_seg0_idx -
967 oper->vht_op_info_chan_center_freq_seg1_idx);
968 vht_80p80 = oper->vht_op_info_chan_center_freq_seg1_idx
971 } else if (sta->vht_capabilities) {
972 struct ieee80211_vht_capabilities *capab;
975 capab = sta->vht_capabilities;
978 * If only the VHT Capabilities element is present (e.g., for
979 * normal clients), use it to determine the supported channel
982 vht_chanwidth = capab->vht_capabilities_info &
983 VHT_CAP_SUPP_CHAN_WIDTH_MASK;
984 vht_80p80 = capab->vht_capabilities_info &
985 VHT_CAP_SUPP_CHAN_WIDTH_160_80PLUS80MHZ;
987 /* TODO: Also take into account Extended NSS BW Support field */
988 requested_bw = vht_chanwidth ? 160 : 80;
990 requested_bw = ht_40mhz ? 40 : 20;
993 *bandwidth = requested_bw < ap_max_chanwidth ?
994 requested_bw : ap_max_chanwidth;
997 if (ap_seg1_idx && vht_80p80)
998 *seg1_idx = ap_seg1_idx;
1002 #endif /* CONFIG_OCV */