WPS NFC: Add more debug for NFC Password Token matching

Signed-hostap: Jouni Malinen <jouni@qca.qualcomm.com>

src/ap/wps_hostapd.c

@@ -1211,6 +1211,7 @@ int hostapd_init_wps_complete(struct hostapd_data *hapd)
 static void hostapd_wps_nfc_clear(struct wps_context *wps)
 {
 #ifdef CONFIG_WPS_NFC
+	wpa_printf(MSG_DEBUG, "WPS: Clear NFC Tag context %p", wps);
 	wps->ap_nfc_dev_pw_id = 0;
 	wpabuf_free(wps->ap_nfc_dh_pubkey);
 	wps->ap_nfc_dh_pubkey = NULL;
@@ -1823,6 +1824,9 @@ int hostapd_wps_nfc_token_enable(struct hostapd_data *hapd)
 		return -1;
 
 	hostapd_wps_nfc_clear(wps);
+	wpa_printf(MSG_DEBUG,
+		   "WPS: Enable NFC Tag (Dev Pw Id %u) for AP interface %s (context %p)",
+		   hapd->conf->wps_nfc_dev_pw_id, hapd->conf->iface, wps);
 	wps->ap_nfc_dev_pw_id = hapd->conf->wps_nfc_dev_pw_id;
 	wps->ap_nfc_dh_pubkey = wpabuf_dup(hapd->conf->wps_nfc_dh_pubkey);
 	wps->ap_nfc_dh_privkey = wpabuf_dup(hapd->conf->wps_nfc_dh_privkey);
@@ -1849,6 +1853,8 @@ int hostapd_wps_nfc_token_enable(struct hostapd_data *hapd)
 
 void hostapd_wps_nfc_token_disable(struct hostapd_data *hapd)
 {
+	wpa_printf(MSG_DEBUG, "WPS: Disable NFC token for AP interface %s",
+		   hapd->conf->iface);
 	hostapd_wps_nfc_clear(hapd->wps);
 }
 

src/wps/wps_registrar.c

@@ -1374,7 +1374,8 @@ static int wps_get_dev_password(struct wps_data *wps)
 	}
 	if (pin == NULL) {
 		wpa_printf(MSG_DEBUG, "WPS: No Device Password available for "
-			   "the Enrollee");
+			   "the Enrollee (context %p registrar %p)",
+			   wps->wps, wps->wps->registrar);
 		wps_cb_pin_needed(wps->wps->registrar, wps->uuid_e,
 				  &wps->peer_dev);
 		return -1;
@@ -2536,6 +2537,8 @@ static enum wps_process_res wps_process_m1(struct wps_data *wps,
 		const u8 *addr[1];
 		u8 hash[WPS_HASH_LEN];
 
+		wpa_printf(MSG_DEBUG, "WPS: Searching for NFC token match for id=%d (ctx %p registrar %p)",
+			   wps->dev_pw_id, wps->wps, wps->wps->registrar);
 		token = wps_get_nfc_pw_token(
 			&wps->wps->registrar->nfc_pw_tokens, wps->dev_pw_id);
 		if (token) {