hostapd: add ap isolate support for mac80211
authorFelix Fietkau <nbd@openwrt.org>
Mon, 26 Apr 2010 23:08:03 +0000 (23:08 +0000)
committerFelix Fietkau <nbd@openwrt.org>
Mon, 26 Apr 2010 23:08:03 +0000 (23:08 +0000)
SVN-Revision: 21179

package/hostapd/files/hostapd.sh
package/hostapd/patches/001-nl80211_sync.patch [new file with mode: 0644]
package/hostapd/patches/380-ap_isolate.patch [new file with mode: 0644]

index 9dc1836..a41c767 100644 (file)
@@ -5,6 +5,11 @@ hostapd_set_bss_options() {
 
        config_get enc "$vif" encryption
        config_get wpa_group_rekey "$vif" wpa_group_rekey
+       config_get_bool ap_isolate "$vif" isolate 0
+
+       if [ "$ap_isolate" -gt 0 ]; then
+               append "$var" "ap_isolate=$ap_isolate" "$N"
+       fi
 
        # Examples:
        # psk-mixed/tkip        => WPA1+2 PSK, TKIP
diff --git a/package/hostapd/patches/001-nl80211_sync.patch b/package/hostapd/patches/001-nl80211_sync.patch
new file mode 100644 (file)
index 0000000..a9310c7
--- /dev/null
@@ -0,0 +1,21 @@
+--- a/src/drivers/nl80211_copy.h
++++ b/src/drivers/nl80211_copy.h
+@@ -709,6 +709,9 @@ enum nl80211_commands {
+  *    NL80211_CMD_AUTHENTICATE, NL80211_CMD_DEAUTHENTICATE,
+  *    NL80211_CMD_DISASSOCIATE.
+  *
++ * @NL80211_ATTR_AP_ISOLATE: (AP mode) Do not forward traffic between stations
++ *    connected to this BSS.
++ *
+  * @NL80211_ATTR_MAX: highest attribute number currently defined
+  * @__NL80211_ATTR_AFTER_LAST: internal use
+  */
+@@ -864,6 +867,8 @@ enum nl80211_attrs {
+       NL80211_ATTR_LOCAL_STATE_CHANGE,
++      NL80211_ATTR_AP_ISOLATE,
++
+       /* add attributes here, update the policy in nl80211.c */
+       __NL80211_ATTR_AFTER_LAST,
diff --git a/package/hostapd/patches/380-ap_isolate.patch b/package/hostapd/patches/380-ap_isolate.patch
new file mode 100644 (file)
index 0000000..92ac6de
--- /dev/null
@@ -0,0 +1,108 @@
+--- a/hostapd/config_file.c
++++ b/hostapd/config_file.c
+@@ -1266,6 +1266,8 @@ struct hostapd_config * hostapd_config_r
+                       }
+               } else if (os_strcmp(buf, "wds_sta") == 0) {
+                       bss->wds_sta = atoi(pos);
++              } else if (os_strcmp(buf, "ap_isolate") == 0) {
++                      bss->isolate = 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/src/ap/ap_config.h
++++ b/src/ap/ap_config.h
+@@ -199,6 +199,7 @@ struct hostapd_bss_config {
+       struct mac_acl_entry *deny_mac;
+       int num_deny_mac;
+       int wds_sta;
++      int isolate;
+       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
+@@ -1626,6 +1626,14 @@ struct wpa_driver_ops {
+                          const char *bridge_ifname);
+       /**
++       * set_ap_isolate - Enable/disable AP isolation
++       * @priv: private driver interface data
++       * @val: 1 = enabled; 0 = disabled
++       * Returns: 0 on success, -1 on failure
++       */
++      int (*set_ap_isolate)(void *priv, int val);
++
++      /**
+        * send_action - Transmit an Action frame
+        * @priv: Private driver interface data
+        * @freq: Frequency (in MHz) of the channel
+--- a/src/drivers/driver_nl80211.c
++++ b/src/drivers/driver_nl80211.c
+@@ -4263,6 +4263,29 @@ static int i802_set_rate_sets(void *priv
+       return -ENOBUFS;
+ }
++static int i802_set_ap_isolate(void *priv, int val)
++{
++      struct i802_bss *bss = priv;
++      struct wpa_driver_nl80211_data *drv = bss->drv;
++      struct nl_msg *msg;
++      int i;
++
++      msg = nlmsg_alloc();
++      if (!msg)
++              return -ENOMEM;
++
++      genlmsg_put(msg, 0, 0, genl_family_get_id(drv->nl80211), 0, 0,
++                  NL80211_CMD_SET_BSS, 0);
++
++      NLA_PUT_U8(msg, NL80211_ATTR_AP_ISOLATE, !!val);
++
++      NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, if_nametoindex(bss->ifname));
++
++      return send_and_recv_msgs(drv, msg, NULL, NULL);
++ nla_put_failure:
++      return -ENOBUFS;
++}
++
+ #endif /* HOSTAPD */
+@@ -5372,6 +5395,7 @@ const struct wpa_driver_ops wpa_driver_n
+       .set_tx_queue_params = i802_set_tx_queue_params,
+       .set_sta_vlan = i802_set_sta_vlan,
+       .set_wds_sta = i802_set_wds_sta,
++      .set_ap_isolate = i802_set_ap_isolate,
+ #endif /* HOSTAPD */
+       .set_freq = i802_set_freq,
+       .send_action = wpa_driver_nl80211_send_action,
+--- a/src/ap/ap_drv_ops.c
++++ b/src/ap/ap_drv_ops.c
+@@ -180,6 +180,14 @@ static int hostapd_set_radius_acl_expire
+ }
++static int hostapd_set_ap_isolate(struct hostapd_data *hapd, int value)
++{
++      if (hapd->driver == NULL || hapd->driver->set_ap_isolate == NULL)
++              return 0;
++      hapd->driver->set_ap_isolate(hapd->drv_priv, value);
++}
++
++
+ static int hostapd_set_bss_params(struct hostapd_data *hapd,
+                                 int use_protection)
+ {
+@@ -229,6 +237,12 @@ static int hostapd_set_bss_params(struct
+                          "driver");
+               ret = -1;
+       }
++      if (hostapd_set_ap_isolate(hapd, hapd->conf->isolate) &&
++          !hapd->conf->isolate) {
++              wpa_printf(MSG_ERROR, "Could not enable AP isolation in "
++                         "kernel driver");
++              ret = -1;
++      }
+       return ret;
+ }