add copy right text

components/libwebsockets/examples/client-echo/main/lws-client-echo.c

@@ -1,6 +1,16 @@
 /*
-TODO
+ * SPDX-FileCopyrightText: 2022-2025 Espressif Systems (Shanghai) CO LTD
+ *
+ * SPDX-License-Identifier: Unlicense OR CC0-1.0
  */
+/* ESP libwebsockets client example
+
+   This example code is in the Public Domain (or CC0 licensed, at your option.)
+
+   Unless required by applicable law or agreed to in writing, this
+   software is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR
+   CONDITIONS OF ANY KIND, either express or implied.
+*/
 
 #include <libwebsockets.h>
 #include <stdio.h>
@@ -115,7 +125,7 @@ static int callback_minimal_echo(struct lws *wsi, enum lws_callback_reasons reas
 
 static const struct lws_protocols protocols[] = {
 	{
-		"lws-ping-test",
+		"lws-echo",
 		callback_minimal_echo,
 		4096, 4096, 0, NULL, 0
 	},

components/libwebsockets/examples/server-echo/main/lws-server-echo.c

@@ -1,6 +1,17 @@
 /*
-TODO
+ * SPDX-FileCopyrightText: 2022-2025 Espressif Systems (Shanghai) CO LTD
+ *
+ * SPDX-License-Identifier: Unlicense OR CC0-1.0
  */
+/* ESP libwebsockets server example
+
+   This example code is in the Public Domain (or CC0 licensed, at your option.)
+
+   Unless required by applicable law or agreed to in writing, this
+   software is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR
+   CONDITIONS OF ANY KIND, either express or implied.
+*/
+
 
 #include <libwebsockets.h>
 #include <stdio.h>

components/libwebsockets/port/lws_port.c

@@ -1,6 +1,9 @@
 /*
-TODO
+ * SPDX-FileCopyrightText: 2020-2022 Espressif Systems (Shanghai) CO LTD
+ *
+ * SPDX-License-Identifier: Apache-2.0
  */
+
 #include "stdio.h"
 #include <libwebsockets.h>