From 75b83e94a395fedeb4d308f42013a72c6fee2df4 Mon Sep 17 00:00:00 2001 From: David Bauer Date: Thu, 31 Mar 2022 22:39:04 +0200 Subject: [PATCH] hostapd: add ubus link-measurements notifications Notify external ubus subscribers of received link-measurement reports. Signed-off-by: David Bauer (cherry picked from commit f6445cfa1acb32676723c49da3e3158b64a4b3d2) --- .../hostapd/patches/600-ubus_support.patch | 10 +++++++ .../services/hostapd/src/src/ap/ubus.c | 28 +++++++++++++++++++ .../services/hostapd/src/src/ap/ubus.h | 5 ++++ 3 files changed, 43 insertions(+) diff --git a/package/network/services/hostapd/patches/600-ubus_support.patch b/package/network/services/hostapd/patches/600-ubus_support.patch index 6a0acbb318..4abb6887f6 100644 --- 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 5aad5a7dd5..fa325ea6e5 100644 --- 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 f1bc093e57..5a33b624d0 100644 --- 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) { } -- 2.30.2