util.sasl.scram: Made function Hi public.

diff --git a/util/sasl/scram.lua b/util/sasl/scram.lua
index de848b3da32726de6ce22a5f0a1eb235709fce7a..7354c8fc0906cc7e0effd4957993339dafab8d96 100644 (file)
--- a/util/sasl/scram.lua
+++ b/util/sasl/scram.lua
@@ -65,7 +65,7 @@ local function binaryXOR( a, b )
 end
 
 -- hash algorithm independent Hi(PBKDF2) implementation
-local function Hi(hmac, str, salt, i)
+function Hi(hmac, str, salt, i)
        local Ust = hmac(str, salt.."\0\0\0\1");
        local res = Ust;        
        for n=1,i-1 do