--- a/util/hmac.lua Sun Jul 05 17:06:22 2009 +0100
+++ b/util/hmac.lua Sun Jul 05 17:10:42 2009 +0100
@@ -1,15 +1,18 @@
local hashes = require "util.hashes"
local xor = require "bit".bxor
+local t_insert, t_concat = table.insert, table.concat;
+local s_char = string.char;
+
module "hmac"
local function arraystr(array)
local t = {}
- for i = 1,table.getn(array) do
- table.insert(t, string.char(array[i]))
+ for i = 1,#array do
+ t_insert(t, s_char(array[i]))
end
- return table.concat(t)
+ return t_concat(t)
end
--[[