Report received beacon report with BEACON-RESP-RX event

The new hostapd control interface event "BEACON-RESP-RX <STA address>
<dialog token> <report mode> <beacon report>" is now used to report
received beacon reports as a reponse to the REQ_BEACON operation.

Signed-off-by: Jouni Malinen <j@w1.fi>

src/ap/rrm.c

@@ -71,24 +71,47 @@ static void hostapd_handle_range_report(struct hostapd_data *hapd, u8 token,
 }
 
 
+static void hostapd_handle_beacon_report(struct hostapd_data *hapd,
+					 const u8 *addr, u8 token, u8 rep_mode,
+					 const u8 *pos, size_t len)
+{
+	char report[2 * 255 + 1];
+
+	wpa_printf(MSG_DEBUG, "Beacon report token %u len %zu from " MACSTR,
+		   token, len, MAC2STR(addr));
+	/* Skip to the beginning of the Beacon report */
+	if (len < 3)
+		return;
+	pos += 3;
+	len -= 3;
+	report[0] = '\0';
+	if (wpa_snprintf_hex(report, sizeof(report), pos, len) < 0)
+		return;
+	wpa_msg(hapd->msg_ctx, MSG_INFO, BEACON_RESP_RX MACSTR " %u %02x %s",
+		MAC2STR(addr), token, rep_mode, report);
+}
+
+
 static void hostapd_handle_radio_msmt_report(struct hostapd_data *hapd,
 					     const u8 *buf, size_t len)
 {
 	const struct ieee80211_mgmt *mgmt = (const struct ieee80211_mgmt *) buf;
 	const u8 *pos, *ie, *end;
-	u8 token;
+	u8 token, rep_mode;
 
 	end = buf + len;
 	token = mgmt->u.action.u.rrm.dialog_token;
 	pos = mgmt->u.action.u.rrm.variable;
 
 	while ((ie = get_ie(pos, end - pos, WLAN_EID_MEASURE_REPORT))) {
-		if (ie[1] < 5) {
+		if (ie[1] < 3) {
 			wpa_printf(MSG_DEBUG, "Bad Measurement Report element");
 			break;
 		}
 
-		wpa_printf(MSG_DEBUG, "Measurement report type %u", ie[4]);
+		rep_mode = ie[3];
+		wpa_printf(MSG_DEBUG, "Measurement report mode 0x%x type %u",
+			   rep_mode, ie[4]);
 
 		switch (ie[4]) {
 		case MEASURE_TYPE_LCI:
@@ -97,6 +120,10 @@ static void hostapd_handle_radio_msmt_report(struct hostapd_data *hapd,
 		case MEASURE_TYPE_FTM_RANGE:
 			hostapd_handle_range_report(hapd, token, ie + 2, ie[1]);
 			break;
+		case MEASURE_TYPE_BEACON:
+			hostapd_handle_beacon_report(hapd, mgmt->sa, token,
+						     rep_mode, ie + 2, ie[1]);
+			break;
 		default:
 			wpa_printf(MSG_DEBUG,
 				   "Measurement report type %u is not supported",

src/common/wpa_ctrl.h

@@ -290,6 +290,8 @@ extern "C" {
 
 /* parameters: <STA address> <dialog token> <ack=0/1> */
 #define BEACON_REQ_TX_STATUS "BEACON-REQ-TX-STATUS "
+/* parameters: <STA address> <dialog token> <report mode> <beacon report> */
+#define BEACON_RESP_RX "BEACON-RESP-RX "
 
 /* PMKSA cache entry added; parameters: <BSSID> <network_id> */
 #define PMKSA_CACHE_ADDED "PMKSA-CACHE-ADDED "