return $bits;
}
+my %cidrcache = ();
+sub cache_cidrlookup {
+ my ($addr, $net) = @_;
+ my $key = $addr . " " . $net;
+
+ if (!exists($cidrcache{$key})) {
+ $cidrcache{$key} = Net::CIDR::cidrlookup($addr, $net);
+ }
+ return $cidrcache{$key};
+}
+
+my %rangecache = ();
+sub cache_cidrrange {
+ my ($net) = @_;
+
+ if (!exists($rangecache{$net})) {
+ ($rangecache{$net}) = Net::CIDR::cidr2range($net);
+ }
+
+ return $rangecache{$net};
+}
+
open LOG, ">>", "mbd.log";
my @ports = mbd::find_all_ports();
next unless $pass;
+ my $num_nets = 0;
+
for my $net (@Config::networks) {
- next if (Net::CIDR::cidrlookup(inet_ntoa($saddr), $net));
+ next if (cache_cidrlookup(inet_ntoa($saddr), $net));
- my ($range) = Net::CIDR::cidr2range($net);
+ my ($range) = cache_cidrrange($net);
$range =~ /-(.*?)$/;
my $broadcast = $1;
- print inet_ntoa($saddr), ", $dport, $size bytes => $broadcast\n";
-
$sendsock->set({
ip => {
saddr => inet_ntoa($saddr),
}
});
$sendsock->send;
+ ++$num_nets;
}
+ print inet_ntoa($saddr), ", $dport, $size bytes => ($num_nets networks)\n";
}
}