From 0aae7f2f585a48b21dbe818abcc14058afbdae97 Mon Sep 17 00:00:00 2001
From: Mikko Rasa <tdb@tdb.fi>
Date: Tue, 19 Apr 2016 10:38:57 +0300
Subject: [PATCH] Adhere to the spec with connection keep-alive

Recognize it case-insensitively and add the header on the response.
---
 source/http/server.cpp | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/source/http/server.cpp b/source/http/server.cpp
index fbacb10..60d37c8 100644
--- a/source/http/server.cpp
+++ b/source/http/server.cpp
@@ -5,6 +5,7 @@
 #include <msp/net/resolve.h>
 #include <msp/net/streamsocket.h>
 #include <msp/strings/format.h>
+#include <msp/strings/utils.h>
 #include "request.h"
 #include "response.h"
 #include "server.h"
@@ -132,7 +133,7 @@ void Server::client_data_available(Client &cl)
 	{
 		cl.keepalive = false;
 		if(cl.request->has_header("Connection"))
-			cl.keepalive = (cl.request->get_header("Connection")=="keep-alive");
+			cl.keepalive = !strcasecmp(cl.request->get_header("Connection"), "keep-alive");
 
 		response = new Response(NONE);
 		try
@@ -168,6 +169,8 @@ void Server::client_data_available(Client &cl)
 
 void Server::send_response(Client &cl, Response &resp)
 {
+	if(cl.keepalive)
+		resp.set_header("Connection", "keep-alive");
 	cl.sock->write(resp.str());
 	cl.async = false;
 	if(cl.keepalive)
-- 
2.43.0