Indicate CTRL-EVENT-AUTH-REJECT event on authentication rejection

This allows control interface monitors to get more detailed information
in cases where wpa_supplicant-based SME receives an Authentication frame
with non-zero status code.

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

src/common/wpa_ctrl.h

@@ -28,6 +28,8 @@ extern "C" {
 #define WPA_EVENT_DISCONNECTED "CTRL-EVENT-DISCONNECTED "
 /** Association rejected during connection attempt */
 #define WPA_EVENT_ASSOC_REJECT "CTRL-EVENT-ASSOC-REJECT "
+/** Authentication rejected during connection attempt */
+#define WPA_EVENT_AUTH_REJECT "CTRL-EVENT-AUTH-REJECT "
 /** wpa_supplicant is exiting */
 #define WPA_EVENT_TERMINATING "CTRL-EVENT-TERMINATING "
 /** Password change was completed successfully */

wpa_supplicant/sme.c

@@ -817,8 +817,22 @@ void sme_event_auth(struct wpa_supplicant *wpa_s, union wpa_event_data *data)
 #endif /* CONFIG_SAE */
 
 	if (data->auth.status_code != WLAN_STATUS_SUCCESS) {
-		wpa_dbg(wpa_s, MSG_DEBUG, "SME: Authentication failed (status "
-			"code %d)", data->auth.status_code);
+		char *ie_txt = NULL;
+
+		if (data->auth.ies && data->auth.ies_len) {
+			size_t buflen = 2 * data->auth.ies_len + 1;
+			ie_txt = os_malloc(buflen);
+			if (ie_txt) {
+				wpa_snprintf_hex(ie_txt, buflen, data->auth.ies,
+						 data->auth.ies_len);
+			}
+		}
+		wpa_msg(wpa_s, MSG_INFO, WPA_EVENT_AUTH_REJECT MACSTR
+			" auth_type=%u auth_transaction=%u status_code=%u ie=%s",
+			MAC2STR(data->auth.peer), data->auth.auth_type,
+			data->auth.auth_transaction, data->auth.status_code,
+			ie_txt);
+		os_free(ie_txt);
 
 		if (data->auth.status_code !=
 		    WLAN_STATUS_NOT_SUPPORTED_AUTH_ALG ||