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Add support for using SA Query with drivers that implement MLME

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This allows the SA Query mechanism in hostapd to be used with drivers
that implement authentication and association MLME/SME.

Signed-hostap: Jouni Malinen <jouni@qca.qualcomm.com>
This commit is contained in:
Mahesh Palivela 2011-08-22 14:35:26 -07:00 committed by Jouni Malinen
parent 88b32a99d3
commit 7d9c0cd345
3 changed files with 47 additions and 3 deletions
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45
src/ap/drv_callbacks.c
View file

@ -182,6 +182,39 @@ int hostapd_notif_assoc(struct hostapd_data *hapd, const u8 *addr,
}
goto fail;
}
#ifdef CONFIG_IEEE80211W
if ((sta->flags & WLAN_STA_MFP) && !sta->sa_query_timed_out &&
sta->sa_query_count > 0)
ap_check_sa_query_timeout(hapd, sta);
if ((sta->flags & WLAN_STA_MFP) && !sta->sa_query_timed_out &&
(sta->auth_alg != WLAN_AUTH_FT)) {
/*
* STA has already been associated with MFP and SA
* Query timeout has not been reached. Reject the
* association attempt temporarily and start SA Query,
* if one is not pending.
*/
if (sta->sa_query_count == 0)
ap_sta_start_sa_query(hapd, sta);
#ifdef CONFIG_IEEE80211R
status = WLAN_STATUS_ASSOC_REJECTED_TEMPORARILY;
p = hostapd_eid_assoc_comeback_time(hapd, sta, p);
hostapd_sta_assoc(hapd, addr, reassoc, status, buf,
p - buf);
#endif /* CONFIG_IEEE80211R */
return 0;
}
if (wpa_auth_uses_mfp(sta->wpa_sm))
sta->flags |= WLAN_STA_MFP;
else
sta->flags &= ~WLAN_STA_MFP;
#endif /* CONFIG_IEEE80211W */
#ifdef CONFIG_IEEE80211R
if (sta->auth_alg == WLAN_AUTH_FT) {
status = wpa_ft_validate_reassoc(sta->wpa_sm, req_ies,
@ -445,6 +478,9 @@ static void hostapd_action_rx(struct hostapd_data *hapd,
{
struct sta_info *sta;
wpa_printf(MSG_DEBUG, "RX_ACTION cat %d action plen %d",
action->category, (int) action->len);
sta = ap_get_sta(hapd, action->sa);
if (sta == NULL) {
wpa_printf(MSG_DEBUG, "%s: station not found", __func__);
@ -457,6 +493,15 @@ static void hostapd_action_rx(struct hostapd_data *hapd,
wpa_ft_action_rx(sta->wpa_sm, action->data, action->len);
}
#endif /* CONFIG_IEEE80211R */
#ifdef CONFIG_IEEE80211W
if (action->category == WLAN_ACTION_SA_QUERY && action->len >= 4) {
wpa_printf(MSG_DEBUG, "%s: SA_QUERY_ACTION length %d",
__func__, (int) action->len);
ieee802_11_sa_query_action(hapd, action->sa,
*(action->data + 1),
action->data + 2);
}
#endif /* CONFIG_IEEE80211W */
}

2
src/ap/sta_info.c
View file

@ -818,9 +818,7 @@ static void ap_sa_query_timer(void *eloop_ctx, void *timeout_ctx)
HOSTAPD_LEVEL_DEBUG,
"association SA Query attempt %d", sta->sa_query_count);
#ifdef NEED_AP_MLME
ieee802_11_send_sa_query_req(hapd, sta->addr, trans_id);
#endif /* NEED_AP_MLME */
}

3
src/drivers/driver_atheros.c
View file

@ -862,7 +862,8 @@ static int atheros_receive_pkt(struct atheros_driver_data *drv)
#endif /* CONFIG_WPS */
#ifdef CONFIG_IEEE80211R
filt.app_filterype |= (IEEE80211_FILTER_TYPE_ASSOC_REQ |
IEEE80211_FILTER_TYPE_AUTH);
IEEE80211_FILTER_TYPE_AUTH |
IEEE80211_FILTER_TYPE_ACTION);
#endif
if (filt.app_filterype) {
ret = set80211priv(drv, IEEE80211_IOCTL_FILTERFRAME, &filt,