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util.ip: Fix protocol detection of IPv6 addresses beginning with :

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This commit is contained in:
Matthew Wild 2013-05-18 21:41:17 +01:00
parent 7f6333bd83
commit 97cef2740b
1 changed files with 4 additions and 2 deletions
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6
util/ip.lua
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@ -14,8 +14,10 @@ local hex2bits = { ["0"] = "0000", ["1"] = "0001", ["2"] = "0010", ["3"] = "0011
local function new_ip(ipStr, proto)
if not proto then
local sep = ipStr:match("^%x+(.)");
if sep == ":" then proto = "IPv6"
elseif sep == "." then proto = "IPv4"
if sep == ":" or (not(sep) and ipStr:sub(1,1) == ":") then
proto = "IPv6"
elseif sep == "." then
proto = "IPv4"
end
if not proto then
return nil, "invalid address";