From 42e41f583df1697babcede6246b28e69c10dbdc4 Mon Sep 17 00:00:00 2001 From: Kim Alvefur Date: Fri, 1 Dec 2017 04:32:20 +0100 Subject: util.ip: Simplify bitstring method --- util/ip.lua | 20 ++------------------ 1 file changed, 2 insertions(+), 18 deletions(-) (limited to 'util/ip.lua') diff --git a/util/ip.lua b/util/ip.lua index 5cf612f8..894fe2fb 100644 --- a/util/ip.lua +++ b/util/ip.lua @@ -6,6 +6,7 @@ -- local net = require "util.net"; +local hex = require "util.hex"; local ip_methods = {}; @@ -52,24 +53,7 @@ local function new_ip(ipStr, proto) end function ip_methods.bits(ip) - ip = (ip.addr):upper(); - ip:gsub("([^:]*):?", function (c) fields[#fields + 1] = c end); - if not ip:match(":$") then fields[#fields] = nil; end - for i, field in ipairs(fields) do - if field:len() == 0 and i ~= 1 and i ~= #fields then - for _ = 1, 16 * (9 - #fields) do - result = result .. "0"; - end - else - for _ = 1, 4 - field:len() do - result = result .. "0000"; - end - for j = 1, field:len() do - result = result .. hex2bits[field:sub(j, j)]; - end - end - end - return result; + return hex.to(ip.packed):upper():gsub(".", hex2bits); end function ip_methods.bits_full(ip) -- cgit v1.2.3