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| author | Matthew Wild <mwild1@gmail.com> | 2013-05-17 14:52:52 +0100 |
|---|---|---|
| committer | Matthew Wild <mwild1@gmail.com> | 2013-05-17 14:52:52 +0100 |
| commit | 5b21f4242a430f04173354fd140cc40ed9ea7e5d (patch) | |
| tree | 43ac55332ead25577076ce17f119b2b4ced32076 /util | |
| parent | 689f522c336cd874e8c0cbdf28fde834d3c94f3e (diff) | |
| download | prosody-5b21f4242a430f04173354fd140cc40ed9ea7e5d.tar.gz prosody-5b21f4242a430f04173354fd140cc40ed9ea7e5d.zip | |
util.ip: Automatically determine protocol of IP address if none specified. Return error if invalid. [Backported from 0.10]
Diffstat (limited to 'util')
| -rw-r--r-- | util/ip.lua | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/util/ip.lua b/util/ip.lua index 856bf034..226432cc 100644 --- a/util/ip.lua +++ b/util/ip.lua @@ -12,7 +12,15 @@ local ip_mt = { __index = function (ip, key) return (ip_methods[key])(ip); end, local hex2bits = { ["0"] = "0000", ["1"] = "0001", ["2"] = "0010", ["3"] = "0011", ["4"] = "0100", ["5"] = "0101", ["6"] = "0110", ["7"] = "0111", ["8"] = "1000", ["9"] = "1001", ["A"] = "1010", ["B"] = "1011", ["C"] = "1100", ["D"] = "1101", ["E"] = "1110", ["F"] = "1111" }; local function new_ip(ipStr, proto) - if proto ~= "IPv4" and proto ~= "IPv6" then + if not proto then + local sep = ipStr:match("^%x+(.)"); + if sep == ":" then proto = "IPv6" + elseif sep == "." then proto = "IPv4" + end + if not proto then + return nil, "invalid address"; + end + elseif proto ~= "IPv4" and proto ~= "IPv6" then return nil, "invalid protocol"; end if proto == "IPv6" and ipStr:find('.', 1, true) then |