hostapd: add ubus link-measurements notifications

Notify external ubus subscribers of received link-measurement reports.

Signed-off-by: David Bauer <mail@david-bauer.net>
(cherry picked from commit f6445cfa1acb32676723c49da3e3158b64a4b3d2)

diff --git a/package/network/services/hostapd/patches/600-ubus_support.patch b/package/network/services/hostapd/patches/600-ubus_support.patch
index 6a0acbb31893e5d2cb92e3e6bb96c41606a6536e..4abb6887f68d593594de165a2b55540112c90fc7 100644 (file)
--- a/package/network/services/hostapd/patches/600-ubus_support.patch
+++ b/package/network/services/hostapd/patches/600-ubus_support.patch
@@ -423,6 +423,16 @@
  }
  
  
+@@ -352,6 +355,9 @@ void hostapd_handle_radio_measurement(st
+                  mgmt->u.action.u.rrm.action, MAC2STR(mgmt->sa));
+ 
+       switch (mgmt->u.action.u.rrm.action) {
++      case WLAN_RRM_LINK_MEASUREMENT_REPORT:
++              hostapd_ubus_handle_link_measurement(hapd, buf, len);
++              break;
+       case WLAN_RRM_RADIO_MEASUREMENT_REPORT:
+               hostapd_handle_radio_msmt_report(hapd, buf, len);
+               break;
 --- a/src/ap/vlan_init.c
 +++ b/src/ap/vlan_init.c
 @@ -22,6 +22,7 @@

diff --git a/package/network/services/hostapd/src/src/ap/ubus.c b/package/network/services/hostapd/src/src/ap/ubus.c
index 5aad5a7dd5d4a3a2f0a1e4db7542534a6d44171d..fa325ea6e5941fe25febe98f32c1482154e1023d 100644 (file)
--- a/package/network/services/hostapd/src/src/ap/ubus.c
+++ b/package/network/services/hostapd/src/src/ap/ubus.c
@@ -1412,6 +1412,34 @@ hostapd_rrm_lm_req(struct ubus_context *ctx, struct ubus_object *obj,
 }
 
 
+void hostapd_ubus_handle_link_measurement(struct hostapd_data *hapd, const u8 *data, size_t len)
+{
+       const struct ieee80211_mgmt *mgmt = (const struct ieee80211_mgmt *) data;
+       const u8 *pos, *end;
+       u8 token;
+
+       end = data + len;
+       token = mgmt->u.action.u.rrm.dialog_token;
+       pos = mgmt->u.action.u.rrm.variable;
+
+       if (end - pos < 8)
+               return;
+
+       if (!hapd->ubus.obj.has_subscribers)
+               return;
+
+       blob_buf_init(&b, 0);
+       blobmsg_add_macaddr(&b, "address", mgmt->sa);
+       blobmsg_add_u16(&b, "dialog-token", token);
+       blobmsg_add_u16(&b, "rx-antenna-id", pos[4]);
+       blobmsg_add_u16(&b, "tx-antenna-id", pos[5]);
+       blobmsg_add_u16(&b, "rcpi", pos[6]);
+       blobmsg_add_u16(&b, "rsni", pos[7]);
+
+       ubus_notify(ctx, &hapd->ubus.obj, "link-measurement-report", b.head, -1);
+}
+
+
 #ifdef CONFIG_WNM_AP
 
 static int

diff --git a/package/network/services/hostapd/src/src/ap/ubus.h b/package/network/services/hostapd/src/src/ap/ubus.h
index f1bc093e57aa2a7126cdf3f07ceaf531014cbdf3..5a33b624d0873803efd9111c55d387bd4b83c930 100644 (file)
--- a/package/network/services/hostapd/src/src/ap/ubus.h
+++ b/package/network/services/hostapd/src/src/ap/ubus.h
@@ -47,6 +47,7 @@ void hostapd_ubus_add_vlan(struct hostapd_data *hapd, struct hostapd_vlan *vlan)
 void hostapd_ubus_remove_vlan(struct hostapd_data *hapd, struct hostapd_vlan *vlan);
 
 int hostapd_ubus_handle_event(struct hostapd_data *hapd, struct hostapd_ubus_request *req);
+void hostapd_ubus_handle_link_measurement(struct hostapd_data *hapd, const u8 *data, size_t len);
 void hostapd_ubus_notify(struct hostapd_data *hapd, const char *type, const u8 *mac);
 void hostapd_ubus_notify_beacon_report(struct hostapd_data *hapd,
                                       const u8 *addr, u8 token, u8 rep_mode,
@@ -98,6 +99,10 @@ static inline int hostapd_ubus_handle_event(struct hostapd_data *hapd, struct ho
        return 0;
 }
 
+static inline void hostapd_ubus_handle_link_measurement(struct hostapd_data *hapd, const u8 *data, size_t len)
+{
+}
+
 static inline void hostapd_ubus_notify(struct hostapd_data *hapd, const char *type, const u8 *mac)
 {
 }