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hostapd: Add require_ht configuration parameter

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This can be used to configure hostapd to reject association with
any station that does not support HT PHY.
This commit is contained in:
Jouni Malinen 2011-02-09 15:08:47 +02:00 • committed by Jouni Malinen
parent e67b55fb11
commit 2944824315
6 changed files with 31 additions and 3 deletions
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19
src/ap/ieee802_11.c
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@ -53,6 +53,8 @@ u8 * hostapd_eid_supp_rates(struct hostapd_data *hapd, u8 *eid)
*pos++ = WLAN_EID_SUPP_RATES;
num = hapd->iface->num_rates;
if (hapd->iconf->ieee80211n && hapd->iconf->require_ht)
num++;
if (num > 8) {
/* rest of the rates are encoded in Extended supported
* rates element */
@ -70,6 +72,10 @@ u8 * hostapd_eid_supp_rates(struct hostapd_data *hapd, u8 *eid)
pos++;
}
if (hapd->iconf->ieee80211n && hapd->iconf->require_ht &&
hapd->iface->num_rates < 8)
*pos++ = 0x80 | BSS_MEMBERSHIP_SELECTOR_HT_PHY;
return pos;
}
@ -83,6 +89,8 @@ u8 * hostapd_eid_ext_supp_rates(struct hostapd_data *hapd, u8 *eid)
return eid;
num = hapd->iface->num_rates;
if (hapd->iconf->ieee80211n && hapd->iconf->require_ht)
num++;
if (num <= 8)
return eid;
num -= 8;
@ -101,6 +109,10 @@ u8 * hostapd_eid_ext_supp_rates(struct hostapd_data *hapd, u8 *eid)
pos++;
}
if (hapd->iconf->ieee80211n && hapd->iconf->require_ht &&
hapd->iface->num_rates >= 8)
*pos++ = 0x80 | BSS_MEMBERSHIP_SELECTOR_HT_PHY;
return pos;
}
@ -667,6 +679,13 @@ static u16 check_assoc_ies(struct hostapd_data *hapd, struct sta_info *sta,
elems.ht_capabilities_len);
if (resp != WLAN_STATUS_SUCCESS)
return resp;
if (hapd->iconf->ieee80211n && hapd->iconf->require_ht &&
!(sta->flags & WLAN_STA_HT)) {
hostapd_logger(hapd, sta->addr, HOSTAPD_MODULE_IEEE80211,
HOSTAPD_LEVEL_INFO, "Station does not support "
"mandatory HT PHY - reject association");
return WLAN_STATUS_ASSOC_DENIED_NO_HT;
}
#endif /* CONFIG_IEEE80211N */
if ((hapd->conf->wpa & WPA_PROTO_RSN) && elems.rsn_ie) {