From 5273567981c34985edb41ffeda0c73b9e59e9173 Mon Sep 17 00:00:00 2001
From: david <david@e0a8ed71-7df4-0310-8962-fdc924857419>
Date: Thu, 7 Feb 2013 23:37:48 +0000
Subject: [PATCH] Lower-case scheme comparisons.

I'm seeing redirects to "HTTP://example.com/".
---
 nselib/http.lua | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/nselib/http.lua b/nselib/http.lua
index d10730ea4..171471404 100644
--- a/nselib/http.lua
+++ b/nselib/http.lua
@@ -1414,8 +1414,8 @@ local function parse_redirect(host, port, path, response)
   end
   -- do port fixup
   if ( not(u.port) ) then
-    if ( u.scheme == "http" ) then u.port = 80
-    elseif ( u.scheme == "https") then u.port = 443
+    if ( string.lower(u.scheme) == "http" ) then u.port = 80
+    elseif ( string.lower(u.scheme) == "https") then u.port = 443
     else u.port = port.number end
   end
   if ( not(u.path) ) then