# HG changeset patch
# User Matthew Wild <mwild1@gmail.com>
# Date 1774385644 0
# Node ID ccbba57cacb5ee59e6c16eea1f79e1b296a2852c
# Parent  b82fceda0abce89f25010cbab6198812922141ed
mod_dnsbl: Optimize by reducing method calls (thanks Zash)

diff -r b82fceda0abc -r ccbba57cacb5 mod_dnsbl/mod_dnsbl.lua
--- a/mod_dnsbl/mod_dnsbl.lua	Tue Mar 24 20:50:36 2026 +0000
+++ b/mod_dnsbl/mod_dnsbl.lua	Tue Mar 24 20:54:04 2026 +0000
@@ -99,13 +99,8 @@
 local function reverse(ip, suffix)
 	if ip.proto == "IPv4" then
 		local query_string = ip.packed;
-		return ("%d.%d.%d.%d.%s"):format(
-			query_string:byte(4, 4),
-			query_string:byte(3, 3),
-			query_string:byte(2, 2),
-			query_string:byte(1, 1),
-			suffix
-		);
+		local a, b, c, d = query_string:byte(1, 4);
+		return ("%d.%d.%d.%d.%s"):format(d, c, b, a, suffix);
 	elseif ip.proto == "IPv6" then
 		return hex.encode(ip.packed):reverse():gsub("%x", "%1.")..suffix;
 	end