Mercurial > prosody-modules
comparison mod_dnsbl/mod_dnsbl.lua @ 6493:ccbba57cacb5
mod_dnsbl: Optimize by reducing method calls (thanks Zash)
| author | Matthew Wild <mwild1@gmail.com> |
|---|---|
| date | Tue, 24 Mar 2026 20:54:04 +0000 |
| parents | b82fceda0abc |
| children | 1213145e27fc |
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| 6492:b82fceda0abc | 6493:ccbba57cacb5 |
|---|---|
| 97 local mod_flags = module:depends("flags"); | 97 local mod_flags = module:depends("flags"); |
| 98 | 98 |
| 99 local function reverse(ip, suffix) | 99 local function reverse(ip, suffix) |
| 100 if ip.proto == "IPv4" then | 100 if ip.proto == "IPv4" then |
| 101 local query_string = ip.packed; | 101 local query_string = ip.packed; |
| 102 return ("%d.%d.%d.%d.%s"):format( | 102 local a, b, c, d = query_string:byte(1, 4); |
| 103 query_string:byte(4, 4), | 103 return ("%d.%d.%d.%d.%s"):format(d, c, b, a, suffix); |
| 104 query_string:byte(3, 3), | |
| 105 query_string:byte(2, 2), | |
| 106 query_string:byte(1, 1), | |
| 107 suffix | |
| 108 ); | |
| 109 elseif ip.proto == "IPv6" then | 104 elseif ip.proto == "IPv6" then |
| 110 return hex.encode(ip.packed):reverse():gsub("%x", "%1.")..suffix; | 105 return hex.encode(ip.packed):reverse():gsub("%x", "%1.")..suffix; |
| 111 end | 106 end |
| 112 end | 107 end |
| 113 | 108 |