From 84294f210ad1196af663e6f8cdd5733eb6f86419 Mon Sep 17 00:00:00 2001 From: Matthew Wild Date: Sun, 5 Jul 2009 17:10:42 +0100 Subject: util.hmac: Some optimisations --- util/hmac.lua | 9 ++++++--- 1 file changed, 6 insertions(+), 3 deletions(-) diff --git a/util/hmac.lua b/util/hmac.lua index 05376575..5f4467cf 100644 --- a/util/hmac.lua +++ b/util/hmac.lua @@ -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 --[[ -- cgit v1.2.3