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authorMatthew Wild <mwild1@gmail.com>2009-07-05 17:10:42 +0100
committerMatthew Wild <mwild1@gmail.com>2009-07-05 17:10:42 +0100
commit84294f210ad1196af663e6f8cdd5733eb6f86419 (patch)
treea07233c392487f84f2a90253857cedac31452839 /util
parentd9b3e413479ee848bdbc1b6b5c99b0ac6ed47b0f (diff)
downloadprosody-84294f210ad1196af663e6f8cdd5733eb6f86419.tar.gz
prosody-84294f210ad1196af663e6f8cdd5733eb6f86419.zip
util.hmac: Some optimisations
Diffstat (limited to 'util')
-rw-r--r--util/hmac.lua9
1 files 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
--[[