hostapd: Fix non-802.11w build
[wpasupplicant] / hostapd / ieee802_11.c
index 8f18d75..b65b0e2 100644 (file)
@@ -357,7 +357,7 @@ void ieee802_11_send_deauth(struct hostapd_data *hapd, u8 *addr, u16 reason)
        os_memcpy(mgmt.bssid, hapd->own_addr, ETH_ALEN);
        mgmt.u.deauth.reason_code = host_to_le16(reason);
        if (hostapd_send_mgmt_frame(hapd, &mgmt, IEEE80211_HDRLEN +
-                                   sizeof(mgmt.u.deauth), 0) < 0)
+                                   sizeof(mgmt.u.deauth)) < 0)
                perror("ieee802_11_send_deauth: send");
 }
 
@@ -452,7 +452,7 @@ static void send_auth_reply(struct hostapd_data *hapd,
                   " auth_alg=%d auth_transaction=%d resp=%d (IE len=%lu)",
                   MAC2STR(dst), auth_alg, auth_transaction,
                   resp, (unsigned long) ies_len);
-       if (hostapd_send_mgmt_frame(hapd, reply, rlen, 0) < 0)
+       if (hostapd_send_mgmt_frame(hapd, reply, rlen) < 0)
                perror("send_auth_reply: send");
 
        os_free(buf);
@@ -665,6 +665,39 @@ static void handle_auth(struct hostapd_data *hapd, struct ieee80211_mgmt *mgmt,
 }
 
 
+static int hostapd_get_aid(struct hostapd_data *hapd, struct sta_info *sta)
+{
+       int i, j = 32, aid;
+
+       /* get a unique AID */
+       if (sta->aid > 0) {
+               wpa_printf(MSG_DEBUG, "  old AID %d", sta->aid);
+               return 0;
+       }
+
+       for (i = 0; i < AID_WORDS; i++) {
+               if (hapd->sta_aid[i] == (u32) -1)
+                       continue;
+               for (j = 0; j < 32; j++) {
+                       if (!(hapd->sta_aid[i] & BIT(j)))
+                               break;
+               }
+               if (j < 32)
+                       break;
+       }
+       if (j == 32)
+               return -1;
+       aid = i * 32 + j + 1;
+       if (aid > 2007)
+               return -1;
+
+       sta->aid = aid;
+       hapd->sta_aid[i] |= BIT(j);
+       wpa_printf(MSG_DEBUG, "  new AID %d", sta->aid);
+       return 0;
+}
+
+
 static void handle_assoc(struct hostapd_data *hapd,
                         struct ieee80211_mgmt *mgmt, size_t len, int reassoc)
 {
@@ -675,7 +708,7 @@ static void handle_assoc(struct hostapd_data *hapd,
        int send_deauth = 0, send_len, left, i;
        struct sta_info *sta;
        struct ieee802_11_elems elems;
-       u8 buf[sizeof(struct ieee80211_mgmt) + 512];
+       u8 buf[sizeof(struct ieee80211_mgmt) + 1024];
        struct ieee80211_mgmt *reply;
 
        if (len < IEEE80211_HDRLEN + (reassoc ? sizeof(mgmt->u.reassoc_req) :
@@ -1044,22 +1077,10 @@ static void handle_assoc(struct hostapd_data *hapd,
                ieee802_11_set_beacons(hapd->iface);
 #endif /* CONFIG_IEEE80211N */
 
-       /* get a unique AID */
-       if (sta->aid > 0) {
-               wpa_printf(MSG_DEBUG, "  old AID %d", sta->aid);
-       } else {
-               for (sta->aid = 1; sta->aid <= MAX_AID_TABLE_SIZE; sta->aid++)
-                       if (hapd->sta_aid[sta->aid - 1] == NULL)
-                               break;
-               if (sta->aid > MAX_AID_TABLE_SIZE) {
-                       sta->aid = 0;
-                       resp = WLAN_STATUS_AP_UNABLE_TO_HANDLE_NEW_STA;
-                       wpa_printf(MSG_ERROR, "  no room for more AIDs");
-                       goto fail;
-               } else {
-                       hapd->sta_aid[sta->aid - 1] = sta;
-                       wpa_printf(MSG_DEBUG, "  new AID %d", sta->aid);
-               }
+       if (hostapd_get_aid(hapd, sta) < 0) {
+               resp = WLAN_STATUS_AP_UNABLE_TO_HANDLE_NEW_STA;
+               wpa_printf(MSG_ERROR, "  no room for more AIDs");
+               goto fail;
        }
 
        hostapd_logger(hapd, sta->addr, HOSTAPD_MODULE_IEEE80211,
@@ -1133,10 +1154,11 @@ static void handle_assoc(struct hostapd_data *hapd,
 #ifdef CONFIG_IEEE80211R
                if (resp == WLAN_STATUS_SUCCESS) {
                        /* IEEE 802.11r: Mobility Domain Information, Fast BSS
-                        * Transition Information, RSN */
+                        * Transition Information, RSN, [RIC Response] */
                        p = wpa_sm_write_assoc_resp_ies(sta->wpa_sm, p,
                                                        buf + sizeof(buf) - p,
-                                                       sta->auth_alg);
+                                                       sta->auth_alg,
+                                                       pos, left);
                }
 #endif /* CONFIG_IEEE80211R */
 
@@ -1148,7 +1170,7 @@ static void handle_assoc(struct hostapd_data *hapd,
                send_len += p - reply->u.assoc_resp.variable;
        }
 
-       if (hostapd_send_mgmt_frame(hapd, reply, send_len, 0) < 0)
+       if (hostapd_send_mgmt_frame(hapd, reply, send_len) < 0)
                perror("handle_assoc: send");
 }
 
@@ -1265,6 +1287,11 @@ void ieee802_11_send_sa_query_req(struct hostapd_data *hapd,
        struct ieee80211_mgmt mgmt;
        u8 *end;
 
+       wpa_printf(MSG_DEBUG, "IEEE 802.11: Sending SA Query Request to "
+                  MACSTR, MAC2STR(addr));
+       wpa_hexdump(MSG_DEBUG, "IEEE 802.11: SA Query Transaction ID",
+                   trans_id, WLAN_SA_QUERY_TR_ID_LEN);
+
        os_memset(&mgmt, 0, sizeof(mgmt));
        mgmt.frame_control = IEEE80211_FC(WLAN_FC_TYPE_MGMT,
                                          WLAN_FC_STYPE_ACTION);
@@ -1276,7 +1303,7 @@ void ieee802_11_send_sa_query_req(struct hostapd_data *hapd,
        os_memcpy(mgmt.u.action.u.sa_query_req.trans_id, trans_id,
                  WLAN_SA_QUERY_TR_ID_LEN);
        end = mgmt.u.action.u.sa_query_req.trans_id + WLAN_SA_QUERY_TR_ID_LEN;
-       if (hostapd_send_mgmt_frame(hapd, &mgmt, end - (u8 *) &mgmt, 0) < 0)
+       if (hostapd_send_mgmt_frame(hapd, &mgmt, end - (u8 *) &mgmt) < 0)
                perror("ieee802_11_send_sa_query_req: send");
 }
 
@@ -1302,6 +1329,12 @@ static void hostapd_sa_query_action(struct hostapd_data *hapd,
                return;
        }
 
+       wpa_printf(MSG_DEBUG, "IEEE 802.11: Received SA Query Response from "
+                  MACSTR, MAC2STR(mgmt->sa));
+       wpa_hexdump(MSG_DEBUG, "IEEE 802.11: SA Query Transaction ID",
+                   mgmt->u.action.u.sa_query_resp.trans_id,
+                   WLAN_SA_QUERY_TR_ID_LEN);
+
        /* MLME-SAQuery.confirm */
 
        sta = ap_get_sta(hapd, mgmt->sa);
@@ -1330,12 +1363,21 @@ static void hostapd_sa_query_action(struct hostapd_data *hapd,
                       "Reply to pending SA Query received");
        ap_sta_stop_sa_query(hapd, sta);
 }
+
+
+static int robust_action_frame(u8 category)
+{
+       return category != WLAN_ACTION_PUBLIC &&
+               category != WLAN_ACTION_HT;
+}
 #endif /* CONFIG_IEEE80211W */
 
 
 static void handle_action(struct hostapd_data *hapd,
                          struct ieee80211_mgmt *mgmt, size_t len)
 {
+       struct sta_info *sta;
+
        if (len < IEEE80211_HDRLEN + 1) {
                hostapd_logger(hapd, mgmt->sa, HOSTAPD_MODULE_IEEE80211,
                               HOSTAPD_LEVEL_DEBUG,
@@ -1344,13 +1386,23 @@ static void handle_action(struct hostapd_data *hapd,
                return;
        }
 
+       sta = ap_get_sta(hapd, mgmt->sa);
+#ifdef CONFIG_IEEE80211W
+       if (sta && (sta->flags & WLAN_STA_MFP) &&
+           !(mgmt->frame_control & host_to_le16(WLAN_FC_ISWEP) &&
+             robust_action_frame(mgmt->u.action.category))) {
+               hostapd_logger(hapd, mgmt->sa, HOSTAPD_MODULE_IEEE80211,
+                              HOSTAPD_LEVEL_DEBUG,
+                              "Dropped unprotected Robust Action frame from "
+                              "an MFP STA");
+               return;
+       }
+#endif /* CONFIG_IEEE80211W */
+
        switch (mgmt->u.action.category) {
 #ifdef CONFIG_IEEE80211R
        case WLAN_ACTION_FT:
        {
-               struct sta_info *sta;
-
-               sta = ap_get_sta(hapd, mgmt->sa);
                if (sta == NULL || !(sta->flags & WLAN_STA_ASSOC)) {
                        wpa_printf(MSG_DEBUG, "IEEE 802.11: Ignored FT Action "
                                   "frame from unassociated STA " MACSTR,
@@ -1394,7 +1446,7 @@ static void handle_action(struct hostapd_data *hapd,
                os_memcpy(mgmt->bssid, hapd->own_addr, ETH_ALEN);
                mgmt->u.action.category |= 0x80;
 
-               hostapd_send_mgmt_frame(hapd, mgmt, len, 0);
+               hostapd_send_mgmt_frame(hapd, mgmt, len);
        }
 }
 
@@ -1424,9 +1476,6 @@ void ieee802_11_mgmt(struct hostapd_data *hapd, u8 *buf, size_t len, u16 stype,
                return;
        }
 
-       if (fi && fi->passive_scan)
-               return;
-
        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;
@@ -1562,7 +1611,11 @@ static void handle_assoc_cb(struct hostapd_data *hapd,
        u16 status;
        struct sta_info *sta;
        int new_assoc = 1;
+#ifdef CONFIG_IEEE80211N
        struct ht_cap_ie ht_cap;
+#endif /* CONFIG_IEEE80211N */
+       struct ht_cap_ie *ht_cap_ptr = NULL;
+       int set_flags, flags_and, flags_or;
 
        if (!ok) {
                hostapd_logger(hapd, mgmt->da, HOSTAPD_MODULE_IEEE80211,
@@ -1605,6 +1658,10 @@ static void handle_assoc_cb(struct hostapd_data *hapd,
        if (sta->flags & WLAN_STA_ASSOC)
                new_assoc = 0;
        sta->flags |= WLAN_STA_ASSOC;
+       if (!hapd->conf->ieee802_1x && !hapd->conf->wpa) {
+               /* Open or static WEP; no separate authorization */
+               sta->flags |= WLAN_STA_AUTHORIZED;
+       }
 
        if (reassoc)
                mlme_reassociate_indication(hapd, sta);
@@ -1612,8 +1669,10 @@ static void handle_assoc_cb(struct hostapd_data *hapd,
                mlme_associate_indication(hapd, sta);
 
 #ifdef CONFIG_IEEE80211N
-       if (sta->flags & WLAN_STA_HT)
-               hostapd_get_ht_capab(hapd, &sta->ht_capabilities, &ht_cap);
+       if (sta->flags & WLAN_STA_HT) {
+               ht_cap_ptr = &ht_cap;
+               hostapd_get_ht_capab(hapd, &sta->ht_capabilities, ht_cap_ptr);
+       }
 #endif /* CONFIG_IEEE80211N */
 
 #ifdef CONFIG_IEEE80211W
@@ -1623,7 +1682,7 @@ static void handle_assoc_cb(struct hostapd_data *hapd,
        if (hostapd_sta_add(hapd->conf->iface, hapd, sta->addr, sta->aid,
                            sta->capability, sta->supported_rates,
                            sta->supported_rates_len, 0, sta->listen_interval,
-                           &ht_cap))
+                           ht_cap_ptr))
        {
                hostapd_logger(hapd, sta->addr, HOSTAPD_MODULE_IEEE80211,
                               HOSTAPD_LEVEL_NOTICE,
@@ -1641,13 +1700,12 @@ static void handle_assoc_cb(struct hostapd_data *hapd,
                /* VLAN ID already set (e.g., by PMKSA caching), so bind STA */
                ap_sta_bind_vlan(hapd, sta, 0);
        }
-       if (sta->flags & WLAN_STA_SHORT_PREAMBLE) {
-               hostapd_sta_set_flags(hapd, sta->addr, sta->flags,
-                                     WLAN_STA_SHORT_PREAMBLE, ~0);
-       } else {
-               hostapd_sta_set_flags(hapd, sta->addr, sta->flags,
-                                     0, ~WLAN_STA_SHORT_PREAMBLE);
-       }
+
+       set_flags = WLAN_STA_SHORT_PREAMBLE | WLAN_STA_WMM | WLAN_STA_MFP;
+       flags_or = sta->flags & set_flags;
+       flags_and = sta->flags | ~set_flags;
+       hostapd_sta_set_flags(hapd, sta->addr, sta->flags,
+                             flags_or, flags_and);
 
        if (sta->auth_alg == WLAN_AUTH_FT)
                wpa_auth_sm_event(sta->wpa_sm, WPA_ASSOC_FT);