#include "hw_features.h"
#include "ieee802_11.h"
#include "dfs.h"
+#include "mbo_ap.h"
+#include "rrm.h"
+#include "taxonomy.h"
u8 * hostapd_eid_supp_rates(struct hostapd_data *hapd, u8 *eid)
int capab = WLAN_CAPABILITY_ESS;
int privacy;
int dfs;
+ int i;
/* Check if any of configured channels require DFS */
dfs = hostapd_is_dfs_required(hapd->iface);
(hapd->iconf->spectrum_mgmt_required || dfs))
capab |= WLAN_CAPABILITY_SPECTRUM_MGMT;
- if (hapd->conf->radio_measurements)
- capab |= IEEE80211_CAP_RRM;
+ for (i = 0; i < RRM_CAPABILITIES_IE_LEN; i++) {
+ if (hapd->conf->radio_measurements[i]) {
+ capab |= IEEE80211_CAP_RRM;
+ break;
+ }
+ }
return capab;
}
if (sae_check_big_sync(sta))
return;
sta->sae->sync++;
+ wpa_printf(MSG_DEBUG, "SAE: Auth SAE retransmit timer for " MACSTR
+ " (sync=%d state=%d)",
+ MAC2STR(sta->addr), sta->sae->sync, sta->sae->state);
switch (sta->sae->state) {
case SAE_COMMITTED:
}
+void sae_accept_sta(struct hostapd_data *hapd, struct sta_info *sta)
+{
+ sta->flags |= WLAN_STA_AUTH;
+ sta->auth_alg = WLAN_AUTH_SAE;
+ mlme_authenticate_indication(hapd, sta);
+ wpa_auth_sm_event(sta->wpa_sm, WPA_AUTH);
+ sta->sae->state = SAE_ACCEPTED;
+ wpa_auth_pmksa_add_sae(hapd->wpa_auth, sta->addr,
+ sta->sae->pmk, sta->sae->pmkid);
+}
+
+
static int sae_sm_step(struct hostapd_data *hapd, struct sta_info *sta,
const u8 *bssid, u8 auth_transaction)
{
sae_set_retransmit_timer(hapd, sta);
} else {
- sta->flags |= WLAN_STA_AUTH;
- sta->auth_alg = WLAN_AUTH_SAE;
- mlme_authenticate_indication(hapd, sta);
- wpa_auth_sm_event(sta->wpa_sm, WPA_AUTH);
- sta->sae->state = SAE_ACCEPTED;
- wpa_auth_pmksa_add_sae(hapd->wpa_auth, sta->addr,
- sta->sae->pmk, sta->sae->pmkid);
+ sae_accept_sta(hapd, sta);
}
break;
case SAE_ACCEPTED:
") doing reauthentication",
MAC2STR(sta->addr));
ap_free_sta(hapd, sta);
+ wpa_auth_pmksa_remove(hapd->wpa_auth, sta->addr);
} else {
if (sae_check_big_sync(sta))
return WLAN_STATUS_SUCCESS;
}
+static void sae_pick_next_group(struct hostapd_data *hapd, struct sta_info *sta)
+{
+ struct sae_data *sae = sta->sae;
+ int i, *groups = hapd->conf->sae_groups;
+
+ if (sae->state != SAE_COMMITTED)
+ return;
+
+ wpa_printf(MSG_DEBUG, "SAE: Previously selected group: %d", sae->group);
+
+ for (i = 0; groups && groups[i] > 0; i++) {
+ if (sae->group == groups[i])
+ break;
+ }
+
+ if (!groups || groups[i] <= 0) {
+ wpa_printf(MSG_DEBUG,
+ "SAE: Previously selected group not found from the current configuration");
+ return;
+ }
+
+ for (;;) {
+ i++;
+ if (groups[i] <= 0) {
+ wpa_printf(MSG_DEBUG,
+ "SAE: No alternative group enabled");
+ return;
+ }
+
+ if (sae_set_group(sae, groups[i]) < 0)
+ continue;
+
+ break;
+ }
+ wpa_printf(MSG_DEBUG, "SAE: Selected new group: %d", groups[i]);
+}
+
+
static void handle_auth_sae(struct hostapd_data *hapd, struct sta_info *sta,
const struct ieee80211_mgmt *mgmt, size_t len,
u16 auth_transaction, u16 status_code)
sta->sae->sync = 0;
}
+ if (sta->mesh_sae_pmksa_caching) {
+ wpa_printf(MSG_DEBUG,
+ "SAE: Cancel use of mesh PMKSA caching because peer starts SAE authentication");
+ wpa_auth_pmksa_remove(hapd->wpa_auth, sta->addr);
+ sta->mesh_sae_pmksa_caching = 0;
+ }
+
if (auth_transaction == 1) {
const u8 *token = NULL, *pos, *end;
size_t token_len = 0;
return;
}
+ if ((hapd->conf->mesh & MESH_ENABLED) &&
+ status_code ==
+ WLAN_STATUS_FINITE_CYCLIC_GROUP_NOT_SUPPORTED &&
+ sta->sae->tmp) {
+ wpa_printf(MSG_DEBUG,
+ "SAE: Peer did not accept our SAE group");
+ sae_pick_next_group(hapd, sta);
+ goto remove_sta;
+ }
+
if (status_code != WLAN_STATUS_SUCCESS)
goto remove_sta;
sta->flags &= ~(WLAN_STA_ASSOC | WLAN_STA_AUTH |
WLAN_STA_AUTHORIZED);
- if (hostapd_sta_add(hapd, sta->addr, 0, 0, 0, 0, 0,
- NULL, NULL, sta->flags, 0, 0, 0)) {
+ if (hostapd_sta_add(hapd, sta->addr, 0, 0, NULL, 0, 0,
+ NULL, NULL, sta->flags, 0, 0, 0, 0)) {
hostapd_logger(hapd, sta->addr,
HOSTAPD_MODULE_IEEE80211,
HOSTAPD_LEVEL_NOTICE,
return 0;
}
+ if (TEST_FAIL())
+ return -1;
+
for (i = 0; i < AID_WORDS; i++) {
if (hapd->sta_aid[i] == (u32) -1)
continue;
sta->mb_ies = NULL;
#endif /* CONFIG_FST */
+#ifdef CONFIG_MBO
+ mbo_ap_check_sta_assoc(hapd, sta, &elems);
+
+ if (hapd->conf->mbo_enabled && (hapd->conf->wpa & 2) &&
+ elems.mbo && sta->cell_capa && !(sta->flags & WLAN_STA_MFP) &&
+ hapd->conf->ieee80211w != NO_MGMT_FRAME_PROTECTION) {
+ wpa_printf(MSG_INFO,
+ "MBO: Reject WPA2 association without PMF");
+ return WLAN_STATUS_UNSPECIFIED_FAILURE;
+ }
+#endif /* CONFIG_MBO */
+
+ ap_copy_sta_supp_op_classes(sta, elems.supp_op_classes,
+ elems.supp_op_classes_len);
+
+ if ((sta->capability & WLAN_CAPABILITY_RADIO_MEASUREMENT) &&
+ elems.rrm_enabled &&
+ elems.rrm_enabled_len >= sizeof(sta->rrm_enabled_capa))
+ os_memcpy(sta->rrm_enabled_capa, elems.rrm_enabled,
+ sizeof(sta->rrm_enabled_capa));
+
return WLAN_STATUS_SUCCESS;
}
}
+static int add_associated_sta(struct hostapd_data *hapd,
+ struct sta_info *sta)
+{
+ struct ieee80211_ht_capabilities ht_cap;
+ struct ieee80211_vht_capabilities vht_cap;
+
+ /*
+ * Remove the STA entry to ensure the STA PS state gets cleared and
+ * configuration gets updated. This is relevant for cases, such as
+ * FT-over-the-DS, where a station re-associates back to the same AP but
+ * skips the authentication flow, or if working with a driver that
+ * does not support full AP client state.
+ */
+ if (!sta->added_unassoc)
+ hostapd_drv_sta_remove(hapd, sta->addr);
+
+#ifdef CONFIG_IEEE80211N
+ if (sta->flags & WLAN_STA_HT)
+ hostapd_get_ht_capab(hapd, sta->ht_capabilities, &ht_cap);
+#endif /* CONFIG_IEEE80211N */
+#ifdef CONFIG_IEEE80211AC
+ if (sta->flags & WLAN_STA_VHT)
+ hostapd_get_vht_capab(hapd, sta->vht_capabilities, &vht_cap);
+#endif /* CONFIG_IEEE80211AC */
+
+ /*
+ * Add the station with forced WLAN_STA_ASSOC flag. The sta->flags
+ * will be set when the ACK frame for the (Re)Association Response frame
+ * is processed (TX status driver event).
+ */
+ if (hostapd_sta_add(hapd, sta->addr, sta->aid, sta->capability,
+ sta->supported_rates, sta->supported_rates_len,
+ sta->listen_interval,
+ sta->flags & WLAN_STA_HT ? &ht_cap : NULL,
+ sta->flags & WLAN_STA_VHT ? &vht_cap : NULL,
+ sta->flags | WLAN_STA_ASSOC, sta->qosinfo,
+ sta->vht_opmode, sta->p2p_ie ? 1 : 0,
+ sta->added_unassoc)) {
+ hostapd_logger(hapd, sta->addr,
+ HOSTAPD_MODULE_IEEE80211, HOSTAPD_LEVEL_NOTICE,
+ "Could not %s STA to kernel driver",
+ sta->added_unassoc ? "set" : "add");
+
+ if (sta->added_unassoc) {
+ hostapd_drv_sta_remove(hapd, sta->addr);
+ sta->added_unassoc = 0;
+ }
+
+ return -1;
+ }
+
+ sta->added_unassoc = 0;
+
+ return 0;
+}
+
+
static u16 send_assoc_resp(struct hostapd_data *hapd, struct sta_info *sta,
u16 status_code, int reassoc, const u8 *ies,
size_t ies_len)
#ifdef CONFIG_IEEE80211AC
if (hapd->iconf->ieee80211ac && !hapd->conf->disable_11ac) {
- p = hostapd_eid_vht_capabilities(hapd, p);
+ u32 nsts = 0, sta_nsts;
+
+ if (hapd->conf->use_sta_nsts && sta->vht_capabilities) {
+ struct ieee80211_vht_capabilities *capa;
+
+ nsts = (hapd->iface->conf->vht_capab >>
+ VHT_CAP_BEAMFORMEE_STS_OFFSET) & 7;
+ capa = sta->vht_capabilities;
+ sta_nsts = (le_to_host32(capa->vht_capabilities_info) >>
+ VHT_CAP_BEAMFORMEE_STS_OFFSET) & 7;
+
+ if (nsts < sta_nsts)
+ nsts = 0;
+ else
+ nsts = sta_nsts;
+ }
+ p = hostapd_eid_vht_capabilities(hapd, p, nsts);
p = hostapd_eid_vht_operation(hapd, p);
}
#endif /* CONFIG_IEEE80211AC */
p = hostapd_eid_p2p_manage(hapd, p);
#endif /* CONFIG_P2P_MANAGER */
+ p = hostapd_eid_mbo(hapd, p, buf + sizeof(buf) - p);
+
+ if (hapd->conf->assocresp_elements &&
+ (size_t) (buf + sizeof(buf) - p) >=
+ wpabuf_len(hapd->conf->assocresp_elements)) {
+ os_memcpy(p, wpabuf_head(hapd->conf->assocresp_elements),
+ wpabuf_len(hapd->conf->assocresp_elements));
+ p += wpabuf_len(hapd->conf->assocresp_elements);
+ }
+
send_len += p - reply->u.assoc_resp.variable;
if (hostapd_drv_send_mlme(hapd, reply, send_len, 0) < 0) {
goto fail;
}
+#ifdef CONFIG_MBO
+ if (hapd->conf->mbo_enabled && hapd->mbo_assoc_disallow) {
+ resp = WLAN_STATUS_AP_UNABLE_TO_HANDLE_NEW_STA;
+ goto fail;
+ }
+#endif /* CONFIG_MBO */
+
+ /*
+ * sta->capability is used in check_assoc_ies() for RRM enabled
+ * capability element.
+ */
+ sta->capability = capab_info;
+
/* followed by SSID and Supported rates; and HT capabilities if 802.11n
* is used */
resp = check_assoc_ies(hapd, sta, pos, left, reassoc);
goto fail;
}
- sta->capability = capab_info;
sta->listen_interval = listen_interval;
if (hapd->iface->current_mode->mode == HOSTAPD_MODE_IEEE80211G)
* remove the STA immediately. */
sta->timeout_next = STA_NULLFUNC;
+#ifdef CONFIG_TAXONOMY
+ taxonomy_sta_info_assoc_req(hapd, sta, pos, left);
+#endif /* CONFIG_TAXONOMY */
+
fail:
+ /*
+ * In case of a successful response, add the station to the driver.
+ * Otherwise, the kernel may ignore Data frames before we process the
+ * ACK frame (TX status). In case of a failure, this station will be
+ * removed.
+ *
+ * Note that this is not compliant with the IEEE 802.11 standard that
+ * states that a non-AP station should transition into the
+ * authenticated/associated state only after the station acknowledges
+ * the (Re)Association Response frame. However, still do this as:
+ *
+ * 1. In case the station does not acknowledge the (Re)Association
+ * Response frame, it will be removed.
+ * 2. Data frames will be dropped in the kernel until the station is
+ * set into authorized state, and there are no significant known
+ * issues with processing other non-Data Class 3 frames during this
+ * window.
+ */
+ if (resp == WLAN_STATUS_SUCCESS && add_associated_sta(hapd, sta))
+ resp = WLAN_STATUS_AP_UNABLE_TO_HANDLE_NEW_STA;
+
reply_res = send_assoc_resp(hapd, sta, resp, reassoc, pos, left);
- if (sta->added_unassoc && (resp != WLAN_STATUS_SUCCESS ||
- reply_res != WLAN_STATUS_SUCCESS)) {
+
+ /*
+ * Remove the station in case tranmission of a success response fails
+ * (the STA was added associated to the driver) or if the station was
+ * previously added unassociated.
+ */
+ if ((reply_res != WLAN_STATUS_SUCCESS &&
+ resp == WLAN_STATUS_SUCCESS) || sta->added_unassoc) {
hostapd_drv_sta_remove(hapd, sta->addr);
sta->added_unassoc = 0;
}
return 1;
}
break;
+ case WLAN_ACTION_RADIO_MEASUREMENT:
+ hostapd_handle_radio_measurement(hapd, (const u8 *) mgmt, len);
+ return 1;
}
hostapd_logger(hapd, mgmt->sa, HOSTAPD_MODULE_IEEE80211,
"handle_action - unknown action category %d or invalid "
"frame",
mgmt->u.action.category);
- if (!(mgmt->da[0] & 0x01) && !(mgmt->u.action.category & 0x80) &&
- !(mgmt->sa[0] & 0x01)) {
+ if (!is_multicast_ether_addr(mgmt->da) &&
+ !(mgmt->u.action.category & 0x80) &&
+ !is_multicast_ether_addr(mgmt->sa)) {
struct ieee80211_mgmt *resp;
/*
struct hostapd_frame_info *fi)
{
struct ieee80211_mgmt *mgmt;
- int broadcast;
u16 fc, stype;
int ret = 0;
return 1;
}
- broadcast = mgmt->bssid[0] == 0xff && mgmt->bssid[1] == 0xff &&
- mgmt->bssid[2] == 0xff && mgmt->bssid[3] == 0xff &&
- mgmt->bssid[4] == 0xff && mgmt->bssid[5] == 0xff;
-
- if (!broadcast &&
+ if (!is_broadcast_ether_addr(mgmt->bssid) &&
#ifdef CONFIG_P2P
/* Invitation responses can be sent with the peer MAC as BSSID */
!((hapd->conf->p2p & P2P_GROUP_OWNER) &&
u16 status;
struct sta_info *sta;
int new_assoc = 1;
- struct ieee80211_ht_capabilities ht_cap;
- struct ieee80211_vht_capabilities vht_cap;
sta = ap_get_sta(hapd, mgmt->da);
if (!sta) {
wpa_printf(MSG_INFO,
"handle_assoc_cb(reassoc=%d) - too short payload (len=%lu)",
reassoc, (unsigned long) len);
- goto remove_sta;
+ hostapd_drv_sta_remove(hapd, sta->addr);
+ return;
}
+ if (reassoc)
+ status = le_to_host16(mgmt->u.reassoc_resp.status_code);
+ else
+ status = le_to_host16(mgmt->u.assoc_resp.status_code);
+
if (!ok) {
hostapd_logger(hapd, mgmt->da, HOSTAPD_MODULE_IEEE80211,
HOSTAPD_LEVEL_DEBUG,
"did not acknowledge association response");
sta->flags &= ~WLAN_STA_ASSOC_REQ_OK;
- goto remove_sta;
- }
+ /* The STA is added only in case of SUCCESS */
+ if (status == WLAN_STATUS_SUCCESS)
+ hostapd_drv_sta_remove(hapd, sta->addr);
- if (reassoc)
- status = le_to_host16(mgmt->u.reassoc_resp.status_code);
- else
- status = le_to_host16(mgmt->u.assoc_resp.status_code);
+ return;
+ }
if (status != WLAN_STATUS_SUCCESS)
return;
sta->sa_query_timed_out = 0;
#endif /* CONFIG_IEEE80211W */
- /*
- * Remove the STA entry in order to make sure the STA PS state gets
- * cleared and configuration gets updated in case of reassociation back
- * to the same AP.
- *
- * This is relevant for cases, such as FT over the DS, where a station
- * reassociates back to the same AP but skips the authentication flow
- * and if working with a driver that doesn't support full AP client
- * state.
- */
- if (!sta->added_unassoc)
- hostapd_drv_sta_remove(hapd, sta->addr);
-
-#ifdef CONFIG_IEEE80211N
- if (sta->flags & WLAN_STA_HT)
- hostapd_get_ht_capab(hapd, sta->ht_capabilities, &ht_cap);
-#endif /* CONFIG_IEEE80211N */
-#ifdef CONFIG_IEEE80211AC
- if (sta->flags & WLAN_STA_VHT)
- hostapd_get_vht_capab(hapd, sta->vht_capabilities, &vht_cap);
-#endif /* CONFIG_IEEE80211AC */
-
- if (hostapd_sta_add(hapd, sta->addr, sta->aid, sta->capability,
- sta->supported_rates, sta->supported_rates_len,
- sta->listen_interval,
- sta->flags & WLAN_STA_HT ? &ht_cap : NULL,
- sta->flags & WLAN_STA_VHT ? &vht_cap : NULL,
- sta->flags, sta->qosinfo, sta->vht_opmode,
- sta->added_unassoc)) {
- hostapd_logger(hapd, sta->addr, HOSTAPD_MODULE_IEEE80211,
- HOSTAPD_LEVEL_NOTICE,
- "Could not %s STA to kernel driver",
- sta->added_unassoc ? "set" : "add");
- ap_sta_disconnect(hapd, sta, sta->addr,
- WLAN_REASON_DISASSOC_AP_BUSY);
- if (sta->added_unassoc)
- goto remove_sta;
- return;
- }
-
- /*
- * added_unassoc flag is set for a station that was added to the driver
- * in unassociated state. Clear this flag once the station has completed
- * association, to make sure the STA entry will be cleared from the
- * driver in case of reassociation back to the same AP.
- */
- sta->added_unassoc = 0;
-
if (sta->flags & WLAN_STA_WDS) {
int ret;
char ifname_wds[IFNAMSIZ + 1];
else
wpa_auth_sm_event(sta->wpa_sm, WPA_ASSOC);
hapd->new_assoc_sta_cb(hapd, sta, !new_assoc);
-
ieee802_1x_notify_port_enabled(sta->eapol_sm, 1);
-remove_sta:
- if (sta->added_unassoc) {
- hostapd_drv_sta_remove(hapd, sta->addr);
- sta->added_unassoc = 0;
+ if (sta->pending_eapol_rx) {
+ struct os_reltime now, age;
+
+ os_get_reltime(&now);
+ os_reltime_sub(&now, &sta->pending_eapol_rx->rx_time, &age);
+ if (age.sec == 0 && age.usec < 200000) {
+ wpa_printf(MSG_DEBUG,
+ "Process pending EAPOL frame that was received from " MACSTR " just before association notification",
+ MAC2STR(sta->addr));
+ ieee802_1x_receive(
+ hapd, mgmt->da,
+ wpabuf_head(sta->pending_eapol_rx->buf),
+ wpabuf_len(sta->pending_eapol_rx->buf));
+ }
+ wpabuf_free(sta->pending_eapol_rx->buf);
+ os_free(sta->pending_eapol_rx);
+ sta->pending_eapol_rx = NULL;
}
}
size_t len, int ok)
{
struct sta_info *sta;
- if (mgmt->da[0] & 0x01)
+ if (is_multicast_ether_addr(mgmt->da))
return;
sta = ap_get_sta(hapd, mgmt->da);
if (!sta) {
size_t len, int ok)
{
struct sta_info *sta;
- if (mgmt->da[0] & 0x01)
+ if (is_multicast_ether_addr(mgmt->da))
return;
sta = ap_get_sta(hapd, mgmt->da);
if (!sta) {
handle_assoc_cb(hapd, mgmt, len, 1, ok);
break;
case WLAN_FC_STYPE_PROBE_RESP:
- wpa_printf(MSG_EXCESSIVE, "mgmt::proberesp cb");
+ wpa_printf(MSG_EXCESSIVE, "mgmt::proberesp cb ok=%d", ok);
break;
case WLAN_FC_STYPE_DEAUTH:
wpa_printf(MSG_DEBUG, "mgmt::deauth cb");
handle_disassoc_cb(hapd, mgmt, len, ok);
break;
case WLAN_FC_STYPE_ACTION:
- wpa_printf(MSG_DEBUG, "mgmt::action cb");
+ wpa_printf(MSG_DEBUG, "mgmt::action cb ok=%d", ok);
break;
default:
wpa_printf(MSG_INFO, "unknown mgmt cb frame subtype %d", stype);
}
if (sta == NULL)
return;
+ wpa_msg(hapd->msg_ctx, MSG_INFO, AP_STA_POLL_OK MACSTR,
+ MAC2STR(sta->addr));
if (!(sta->flags & WLAN_STA_PENDING_POLL))
return;
wpa_printf(MSG_DEBUG, "Data/PS-poll frame from not associated STA "
MACSTR, MAC2STR(src));
- if (src[0] & 0x01) {
+ if (is_multicast_ether_addr(src)) {
/* Broadcast bit set in SA?! Ignore the frame silently. */
return;
}