From 423c90d9feb3f18f5eb9469da0dd775d3f63c1e6 Mon Sep 17 00:00:00 2001
From: Cliff Frey <cliff@meraki.com>
Date: Wed, 18 Aug 2010 10:35:56 -0700
Subject: [PATCH] fixes for architectures with signed char default

This could have resulted in memory before the normal_url_char array
being read on architectures with signed char default.
---
 http_parser.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/http_parser.c b/http_parser.c
index c600ff1..c1a7b4f 100644
--- a/http_parser.c
+++ b/http_parser.c
@@ -1437,7 +1437,7 @@ size_t http_parser_execute (http_parser *parser,
       {
         assert(parser->flags & F_CHUNKED);
 
-        c = unhex[(int)ch];
+        c = unhex[(unsigned char)ch];
         if (c == -1) goto error;
         parser->content_length = c;
         state = s_chunk_size;
@@ -1453,7 +1453,7 @@ size_t http_parser_execute (http_parser *parser,
           break;
         }
 
-        c = unhex[(int)ch];
+        c = unhex[(unsigned char)ch];
 
         if (c == -1) {
           if (ch == ';' || ch == ' ') {