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SAE: Advertise BSS membership selector for H2E-only case 

If hostapd is configured to enable only the hash-to-element version of
SAE PWE derivation (sae_pwe=1), advertise BSS membership selector to
indicate this.

Signed-off-by: Jouni Malinen <jouni@codeaurora.org>
This commit is contained in:
Jouni Malinen 2019-09-05 11:54:47 +03:00 committed by Jouni Malinen
parent 85e64e634d
commit cc0da0ff4c
1 changed files with 15 additions and 0 deletions
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15
src/ap/ieee802_11.c
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@ -98,6 +98,8 @@ u8 * hostapd_eid_supp_rates(struct hostapd_data *hapd, u8 *eid)
num++;
if (hapd->iconf->ieee80211ac && hapd->iconf->require_vht)
num++;
if (hapd->conf->sae_pwe == 1)
num++;
if (num > 8) {
/* rest of the rates are encoded in Extended supported
* rates element */
@ -124,6 +126,11 @@ u8 * hostapd_eid_supp_rates(struct hostapd_data *hapd, u8 *eid)
*pos++ = 0x80 | BSS_MEMBERSHIP_SELECTOR_VHT_PHY;
}
if (hapd->conf->sae_pwe == 1 && count < 8) {
count++;
*pos++ = 0x80 | BSS_MEMBERSHIP_SELECTOR_SAE_H2E_ONLY;
}
return pos;
}
@ -141,6 +148,8 @@ u8 * hostapd_eid_ext_supp_rates(struct hostapd_data *hapd, u8 *eid)
num++;
if (hapd->iconf->ieee80211ac && hapd->iconf->require_vht)
num++;
if (hapd->conf->sae_pwe == 1)
num++;
if (num <= 8)
return eid;
num -= 8;
@ -170,6 +179,12 @@ u8 * hostapd_eid_ext_supp_rates(struct hostapd_data *hapd, u8 *eid)
*pos++ = 0x80 | BSS_MEMBERSHIP_SELECTOR_VHT_PHY;
}
if (hapd->conf->sae_pwe == 1) {
count++;
if (count > 8)
*pos++ = 0x80 | BSS_MEMBERSHIP_SELECTOR_SAE_H2E_ONLY;
}
return pos;
}