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[prosody.git] / util / sasl.lua

diff --git a/util/sasl.lua b/util/sasl.lua
index c39e714f113192874646d367307b0bd7ab7273d4..43340105f6916e2a5b04cf20f504306972c82218 100644 (file)
--- a/util/sasl.lua
+++ b/util/sasl.lua
@@ -4,6 +4,8 @@ local log = require "util.logger".init("sasl");
 local tostring = tostring;
 local st = require "util.stanza";
 local generate_uuid = require "util.uuid".generate;
+local t_insert, t_concat = table.insert, table.concat;
+local to_byte, to_char = string.byte, string.char;
 local s_match = string.match;
 local gmatch = string.gmatch
 local string = string
@@ -66,6 +68,20 @@ local function new_digest_md5(realm, password_handler)
                return data
        end
        
+       local function latin1toutf8(str)
+               local p = {};
+               for ch in gmatch(str, ".") do
+                       ch = to_byte(ch);
+                       if (ch < 0x80) then
+                               t_insert(p, to_char(ch));
+                       elseif (ch < 0xC0) then
+                               t_insert(p, to_char(0xC2, ch));
+                       else
+                               t_insert(p, to_char(0xC3, ch - 64));
+                       end
+               end
+               return t_concat(p);
+       end
        local function parse(data)
                message = {}
                for k, v in gmatch(data, [[([%w%-]+)="?([^",]*)"?,?]]) do -- FIXME The hacky regex makes me shudder