diff options
Diffstat (limited to 'util/dns.lua')
| -rw-r--r-- | util/dns.lua | 35 |
1 files changed, 3 insertions, 32 deletions
diff --git a/util/dns.lua b/util/dns.lua index bad20463..9d80d1ec 100644 --- a/util/dns.lua +++ b/util/dns.lua @@ -10,19 +10,11 @@ local t_concat = table.concat; local t_insert = table.insert; local s_byte = string.byte; local s_format = string.format; -local s_gsub = string.gsub; local s_sub = string.sub; -local s_match = string.match; -local s_gmatch = string.gmatch; - -local have_net, net_util = pcall(require, "util.net"); local iana_data = require "util.dnsregistry"; -if have_net and not net_util.ntop then -- Added in Prosody 0.11 - have_net = false; -end - local tohex = require "util.hex".to; +local inet_ntop = require "util.net".ntop; -- Simplified versions of Waqas DNS parsers -- Only the per RR parsers are needed and only feed a single RR @@ -78,29 +70,8 @@ function parsers.SOA(packet) }, soa_mt); end -function parsers.A(packet) - return s_format("%d.%d.%d.%d", s_byte(packet, 1, 4)); -end - -local aaaa = { nil, nil, nil, nil, nil, nil, nil, nil, }; -function parsers.AAAA(packet) - local hi, lo, ip, len, token; - for i = 1, 8 do - hi, lo = s_byte(packet, i * 2 - 1, i * 2); - aaaa[i] = s_format("%x", hi * 256 + lo); -- skips leading zeros - end - ip = t_concat(aaaa, ":", 1, 8); - len = (s_match(ip, "^0:[0:]+()") or 1) - 1; - for s in s_gmatch(ip, ":0:[0:]+") do - if len < #s then len, token = #s, s; end -- find longest sequence of zeros - end - return (s_gsub(ip, token or "^0:[0:]+", "::", 1)); -end - -if have_net then - parsers.A = net_util.ntop; - parsers.AAAA = net_util.ntop; -end +parsers.A = inet_ntop; +parsers.AAAA = inet_ntop; local mx_mt = { __tostring = function(rr) |