From 85e73be46151123a764251f7be160bb57f0dc667 Mon Sep 17 00:00:00 2001
From: Grzegorz Wozniak <wozniakg@gmail.com>
Date: Thu, 21 Jan 2016 08:21:08 +0100
Subject: Case insensivity in digest authentication scheme

---
 src/auth.cpp               | 2 +-
 src/parser/challenge.cpp   | 2 +-
 src/parser/credentials.cpp | 2 +-
 src/parser/scanner.lxx     | 2 +-
 4 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/src/auth.cpp b/src/auth.cpp
index ff5c4bc..35d6d23 100644
--- a/src/auth.cpp
+++ b/src/auth.cpp
@@ -134,7 +134,7 @@ bool t_auth::authorize(t_user *user_config, t_request *r, t_response *resp) {
 	}
 
 	// Only DIGEST is supported
-	if (c.auth_scheme != AUTH_DIGEST) {
+	if (cmp_nocase(c.auth_scheme, AUTH_DIGEST) != 0) {
 		log_file->write_header("t_auth::authorize");
 		log_file->write_raw("Unsupported authentication scheme: ");
 		log_file->write_raw(c.auth_scheme);
diff --git a/src/parser/challenge.cpp b/src/parser/challenge.cpp
index 9c365a5..d5f6e16 100644
--- a/src/parser/challenge.cpp
+++ b/src/parser/challenge.cpp
@@ -163,7 +163,7 @@ string t_challenge::encode(void) const {
 	string s = auth_scheme;
 	s += ' ';
 
-	if (auth_scheme == AUTH_DIGEST) {
+	if (cmp_nocase(auth_scheme,AUTH_DIGEST) == 0) {
 		s += digest_challenge.encode();
 	} else {
 		for (list<t_parameter>::const_iterator i = auth_params.begin();
diff --git a/src/parser/credentials.cpp b/src/parser/credentials.cpp
index 067744c..cb3cf8e 100644
--- a/src/parser/credentials.cpp
+++ b/src/parser/credentials.cpp
@@ -143,7 +143,7 @@ string t_credentials::encode(void) const {
 	string s = auth_scheme;
 	s += ' ';
 
-	if (auth_scheme == AUTH_DIGEST) {
+	if (cmp_nocase(auth_scheme,AUTH_DIGEST) == 0) {
 		s += digest_response.encode();
 	} else {
 		for (list<t_parameter>::const_iterator i = auth_params.begin();
diff --git a/src/parser/scanner.lxx b/src/parser/scanner.lxx
index 19d9f11..b86ba83 100644
--- a/src/parser/scanner.lxx
+++ b/src/parser/scanner.lxx
@@ -302,7 +302,7 @@ WORD_SYM	[[:alnum:]\-\.!%\*_\+\`\'~\(\)<>:\\\"\/\[\]\?\{\}]
 <C_NEW>\n		{ return T_CRLF; }
 
 	/* Authorization scheme */
-<C_AUTH_SCHEME>Digest		{ return T_AUTH_DIGEST; }
+<C_AUTH_SCHEME>[Dd][Ii][Gg][Ee][Ss][Tt]	{ return T_AUTH_DIGEST; }
 <C_AUTH_SCHEME>{TOKEN_SYM}+ 	{ yylval.yyt_str = new string(yytext);
 			 	  MEMMAN_NEW(yylval.yyt_str);
 				  return T_AUTH_OTHER; }
-- 
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