+++ /dev/null
---- a/hostapd/config.c
-+++ b/hostapd/config.c
-@@ -1526,6 +1526,8 @@ struct hostapd_config * hostapd_config_r
- line, pos);
- errors++;
- }
-+ } else if (os_strcmp(buf, "wds_sta") == 0) {
-+ bss->wds_sta = atoi(pos);
- } else if (os_strcmp(buf, "ap_max_inactivity") == 0) {
- bss->ap_max_inactivity = atoi(pos);
- } else if (os_strcmp(buf, "country_code") == 0) {
---- a/hostapd/config.h
-+++ b/hostapd/config.h
-@@ -195,6 +195,7 @@ struct hostapd_bss_config {
- int num_accept_mac;
- struct mac_acl_entry *deny_mac;
- int num_deny_mac;
-+ int wds_sta;
-
- int auth_algs; /* bitfield of allowed IEEE 802.11 authentication
- * algorithms, WPA_AUTH_ALG_{OPEN,SHARED,LEAP} */
---- a/src/drivers/driver.h
-+++ b/src/drivers/driver.h
-@@ -1127,6 +1127,7 @@ struct wpa_driver_ops {
- const char *ifname, const u8 *addr);
- int (*set_sta_vlan)(void *priv, const u8 *addr, const char *ifname,
- int vlan_id);
-+ int (*set_wds_sta)(void *priv, const u8 *addr, int aid, int val);
- /**
- * commit - Optional commit changes handler
- * @priv: driver private data
---- a/src/drivers/driver_nl80211.c
-+++ b/src/drivers/driver_nl80211.c
-@@ -2675,7 +2675,7 @@ static void nl80211_remove_iface(struct
- static int nl80211_create_iface_once(struct wpa_driver_nl80211_data *drv,
- const char *ifname,
- enum nl80211_iftype iftype,
-- const u8 *addr)
-+ const u8 *addr, int wds)
- {
- struct nl_msg *msg, *flags = NULL;
- int ifidx;
-@@ -2706,6 +2706,8 @@ static int nl80211_create_iface_once(str
-
- if (err)
- goto nla_put_failure;
-+ } else if (wds) {
-+ NLA_PUT_U8(msg, NL80211_ATTR_4ADDR, wds);
- }
-
- ret = send_and_recv_msgs(drv, msg, NULL, NULL);
-@@ -2736,11 +2738,11 @@ static int nl80211_create_iface_once(str
- }
- static int nl80211_create_iface(struct wpa_driver_nl80211_data *drv,
- const char *ifname, enum nl80211_iftype iftype,
-- const u8 *addr)
-+ const u8 *addr, int wds)
- {
- int ret;
-
-- ret = nl80211_create_iface_once(drv, ifname, iftype, addr);
-+ ret = nl80211_create_iface_once(drv, ifname, iftype, addr, wds);
-
- /* if error occured and interface exists already */
- if (ret == -ENFILE && if_nametoindex(ifname)) {
-@@ -2750,7 +2752,7 @@ static int nl80211_create_iface(struct w
- nl80211_remove_iface(drv, if_nametoindex(ifname));
-
- /* Try to create the interface again */
-- ret = nl80211_create_iface_once(drv, ifname, iftype, addr);
-+ ret = nl80211_create_iface_once(drv, ifname, iftype, addr, wds);
- }
-
- return ret;
-@@ -2975,7 +2977,7 @@ static struct sock_filter msock_filter_i
-
- #if 0
- /*
-- * drop non-data frames, WDS frames
-+ * drop non-data frames
- */
- /* load the lower byte of the frame control field */
- BPF_STMT(BPF_LD | BPF_B | BPF_IND, 0),
-@@ -2983,13 +2985,13 @@ static struct sock_filter msock_filter_i
- BPF_STMT(BPF_ALU | BPF_AND | BPF_K, 0x0c),
- /* drop non-data frames */
- BPF_JUMP(BPF_JMP | BPF_JEQ | BPF_K, 8, 0, FAIL),
-+#endif
- /* load the upper byte of the frame control field */
-- BPF_STMT(BPF_LD | BPF_B | BPF_IND, 0),
-+ BPF_STMT(BPF_LD | BPF_B | BPF_IND, 1),
- /* mask off toDS/fromDS */
- BPF_STMT(BPF_ALU | BPF_AND | BPF_K, 0x03),
-- /* drop WDS frames */
-- BPF_JUMP(BPF_JMP | BPF_JEQ | BPF_K, 3, FAIL, 0),
--#endif
-+ /* accept WDS frames */
-+ BPF_JUMP(BPF_JMP | BPF_JEQ | BPF_K, 3, PASS, 0),
-
- /*
- * add header length to index
-@@ -3095,7 +3097,7 @@ nl80211_create_monitor_interface(struct
- buf[IFNAMSIZ - 1] = '\0';
-
- drv->monitor_ifidx =
-- nl80211_create_iface(drv, buf, NL80211_IFTYPE_MONITOR, NULL);
-+ nl80211_create_iface(drv, buf, NL80211_IFTYPE_MONITOR, NULL, 0);
-
- if (drv->monitor_ifidx < 0)
- return -1;
-@@ -4064,7 +4066,7 @@ static int i802_bss_add(void *priv, cons
- if (bss == NULL)
- return -1;
-
-- ifidx = nl80211_create_iface(priv, ifname, NL80211_IFTYPE_AP, bssid);
-+ ifidx = nl80211_create_iface(priv, ifname, NL80211_IFTYPE_AP, bssid, 0);
- if (ifidx < 0) {
- os_free(bss);
- return -1;
-@@ -4162,7 +4164,7 @@ static int i802_if_add(const char *iface
- enum hostapd_driver_if_type type, char *ifname,
- const u8 *addr)
- {
-- if (nl80211_create_iface(priv, ifname, i802_if_type(type), addr) < 0)
-+ if (nl80211_create_iface(priv, ifname, i802_if_type(type), addr, 0) < 0)
- return -1;
- return 0;
- }
-@@ -4208,6 +4210,22 @@ static int i802_set_sta_vlan(void *priv,
- return -ENOBUFS;
- }
-
-+static int i802_set_wds_sta(void *priv, const u8 *addr, int aid, int val)
-+{
-+ struct wpa_driver_nl80211_data *drv = priv;
-+ char name[16];
-+
-+ sprintf(name, "%s.sta%d", drv->ifname, aid);
-+ if (val) {
-+ if (nl80211_create_iface(priv, name, NL80211_IFTYPE_AP_VLAN, NULL, 1) < 0)
-+ return -1;
-+ hostapd_set_iface_flags(drv, name, 1);
-+ return i802_set_sta_vlan(priv, addr, name, 0);
-+ } else {
-+ i802_set_sta_vlan(priv, addr, drv->ifname, 0);
-+ return i802_if_remove(priv, HOSTAPD_IF_VLAN, name, NULL);
-+ }
-+}
-
- static void handle_eapol(int sock, void *eloop_ctx, void *sock_ctx)
- {
-@@ -4424,5 +4442,6 @@ const struct wpa_driver_ops wpa_driver_n
- .if_update = i802_if_update,
- .if_remove = i802_if_remove,
- .set_sta_vlan = i802_set_sta_vlan,
-+ .set_wds_sta = i802_set_wds_sta,
- #endif /* HOSTAPD */
- };
---- a/hostapd/driver_i.h
-+++ b/hostapd/driver_i.h
-@@ -446,6 +446,14 @@ hostapd_set_sta_vlan(const char *ifname,
- }
-
- static inline int
-+hostapd_set_wds_sta(struct hostapd_data *hapd, const u8 *addr, int aid, int val)
-+{
-+ if (hapd->driver == NULL || hapd->driver->set_wds_sta == NULL)
-+ return 0;
-+ return hapd->driver->set_wds_sta(hapd->drv_priv, addr, aid, val);
-+}
-+
-+static inline int
- hostapd_driver_commit(struct hostapd_data *hapd)
- {
- if (hapd->driver == NULL || hapd->driver->commit == NULL)
---- a/hostapd/drv_callbacks.c
-+++ b/hostapd/drv_callbacks.c
-@@ -167,6 +167,7 @@ static const u8 * get_hdr_bssid(const st
- if (len < 24)
- return NULL;
- switch (fc & (WLAN_FC_FROMDS | WLAN_FC_TODS)) {
-+ case WLAN_FC_FROMDS|WLAN_FC_TODS:
- case WLAN_FC_TODS:
- return hdr->addr1;
- case WLAN_FC_FROMDS:
-@@ -213,6 +214,7 @@ void hostapd_rx_from_unknown_sta(struct
- {
- struct sta_info *sta;
- const u8 *addr;
-+ u16 fc = le_to_host16(hdr->frame_control);
-
- hapd = get_hapd_bssid(hapd->iface, get_hdr_bssid(hdr, len));
- if (hapd == NULL || hapd == HAPD_BROADCAST)
-@@ -231,6 +233,14 @@ void hostapd_rx_from_unknown_sta(struct
- hostapd_sta_deauth(
- hapd, addr,
- WLAN_REASON_CLASS3_FRAME_FROM_NONASSOC_STA);
-+ } else {
-+ if (!sta->wds_sta) {
-+ if ((fc & (WLAN_FC_TODS | WLAN_FC_FROMDS)) ==
-+ (WLAN_FC_TODS | WLAN_FC_FROMDS)) {
-+ sta->wds_sta = 1;
-+ hostapd_set_wds_sta(hapd, addr, sta->aid, 1);
-+ }
-+ }
- }
- }
-
---- a/hostapd/sta_info.c
-+++ b/hostapd/sta_info.c
-@@ -120,6 +120,7 @@ void ap_free_sta(struct hostapd_data *ha
-
- accounting_sta_stop(hapd, sta);
-
-+ hostapd_set_wds_sta(hapd, sta->addr, sta->aid, 0);
- if (!ap_sta_in_other_bss(hapd, sta, WLAN_STA_ASSOC) &&
- !(sta->flags & WLAN_STA_PREAUTH))
- hostapd_sta_remove(hapd, sta->addr);
---- a/hostapd/sta_info.h
-+++ b/hostapd/sta_info.h
-@@ -78,6 +78,7 @@ struct sta_info {
- struct hostapd_ssid *ssid_probe; /* SSID selection based on ProbeReq */
-
- int vlan_id;
-+ int wds_sta;
-
- #ifdef CONFIG_IEEE80211N
- struct ht_cap_ie ht_capabilities; /* IEEE 802.11n capabilities */
---- a/src/common/nl80211_copy.h
-+++ b/src/common/nl80211_copy.h
-@@ -584,6 +584,8 @@ enum nl80211_commands {
- * changed then the list changed and the dump should be repeated
- * completely from scratch.
- *
-+ * @NL80211_ATTR_4ADDR: Use 4-address frames on a virtual interface
-+ *
- * @NL80211_ATTR_MAX: highest attribute number currently defined
- * @__NL80211_ATTR_AFTER_LAST: internal use
- */
-@@ -714,6 +716,8 @@ enum nl80211_attrs {
-
- NL80211_ATTR_PID,
-
-+ NL80211_ATTR_4ADDR,
-+
- /* add attributes here, update the policy in nl80211.c */
-
- __NL80211_ATTR_AFTER_LAST,