From 16a33df195a04c3362f983c2b2d7d8d0b6c34788 Mon Sep 17 00:00:00 2001
From: Yan <phycept@pm.me>
Date: Fri, 8 May 2020 15:58:55 +0800
Subject: [PATCH] fix ws subportocol lowercase header

---
 src/handshake/client.rs | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/handshake/client.rs b/src/handshake/client.rs
index c1721f5..1f57952 100644
--- a/src/handshake/client.rs
+++ b/src/handshake/client.rs
@@ -135,7 +135,12 @@ fn generate_request(request: Request, key: &str) -> Result<Vec<u8>> {
         key = key
     )
     .unwrap();
+
     for (k, v) in request.headers() {
+        let mut k = k.as_str();
+        if  k == "sec-websocket-protocol".to_string(){
+            k = "Sec-WebSocket-Protocol";
+        }
         writeln!(req, "{}: {}\r", k, v.to_str()?).unwrap();
     }
     writeln!(req, "\r").unwrap();