From 5a28d517c61f1500b6c38876afd1c057819cc6a2 Mon Sep 17 00:00:00 2001
From: Jeroen Domburg <jeroen@spritesmods.com>
Date: Thu, 21 Jan 2016 16:37:53 +0800
Subject: [PATCH] Add websocket echo cgi for Autobahn testing

---
 user/user_main.c | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/user/user_main.c b/user/user_main.c
index ad5da04..862b800 100644
--- a/user/user_main.c
+++ b/user/user_main.c
@@ -74,6 +74,18 @@ void myWebsocketConnect(Websock *ws) {
 	cgiWebsocketSend(ws, "Hi, Websocket!", 14, WEBSOCK_FLAG_NONE);
 }
 
+//On reception of a message, echo it back verbatim
+void myEchoWebsocketRecv(Websock *ws, char *data, int len, int flags) {
+	os_printf("EchoWs: echo, len=%d\n", len);
+	cgiWebsocketSend(ws, data, len, flags);
+}
+
+//Echo websocket connected. Install reception handler.
+void myEchoWebsocketConnect(Websock *ws) {
+	os_printf("EchoWs: connect\n");
+	ws->recvCb=myEchoWebsocketRecv;
+}
+
 
 #ifdef ESPFS_POS
 CgiUploadFlashDef uploadParams={
@@ -132,6 +144,7 @@ HttpdBuiltInUrl builtInUrls[]={
 	{"/wifi/setmode.cgi", cgiWiFiSetMode, NULL},
 
 	{"/websocket/ws.cgi", cgiWebsocket, myWebsocketConnect},
+	{"/websocket/echo.cgi", cgiWebsocket, myEchoWebsocketConnect},
 
 	{"*", cgiEspFsHook, NULL}, //Catch-all cgi function for the filesystem
 	{NULL, NULL, NULL}