# HG changeset patch
# User Tobias Markmann <tm@ayena.de>
# Date 1258453919 -3600
# Node ID 1509cabb8321fa965771477630e1b8f3d4a47c83
# Parent  614c839c30c5d5df25b03b9c249b1a6e57d6364d
Add check for forbidden char sequences in validate_username().

diff -r 614c839c30c5 -r 1509cabb8321 util/sasl/scram.lua
--- a/util/sasl/scram.lua	Tue Nov 17 11:03:54 2009 +0100
+++ b/util/sasl/scram.lua	Tue Nov 17 11:31:59 2009 +0100
@@ -60,7 +60,8 @@
 
 local function validate_username(username)
 	-- check for forbidden char sequences
-	
+	for eq in s:gmatch("=(.?.?)") do
+		if eq ~= "2D" and eq ~= "3D" then return false end end return true;
 	-- replace =2D with , and =3D with =
 	
 	-- apply SASLprep