#!/usr/bin/perl -w
################################################
#
# This file should not be edited for settings
# use settings.pl for that
#
# author: arune @ efnet
#
################################################
use IO::Socket;
use integer;
use threads;
#for sending time msg: set to 1, else set to 0
$sendtime = 0;
#for printing timestamps on printed messages: set to 1, else set to 0
$timestamp = 1;
#define filters for id of messages, passed messages will be printed on stdout
@acceptmask_ones = ();
@acceptmask_zeros = ();
@denymask_ones = ();
@denymask_zeros = ();
@input = ();
@output = ();
$host = "localhost";
$port = 1200;
$remote = IO::Socket::INET->new(
Proto => "tcp",
PeerAddr => $host,
PeerPort => $port,
)
or die "cannot connect to port 1200 at localhost";
if ($sendtime == 1) {
$thr = threads->new(\&sendTime);
$thr->detach;
}
$acceptmask_ones = @acceptmask_ones;
$acceptmask_zeros = @acceptmask_zeros;
if ($acceptmask_ones != $acceptmask_zeros) {
print "Acceptmasks must be same length\n";
}
$denymask_ones = @denymask_ones;
$denymask_zeros = @denymask_zeros;
if ($denymask_ones != $denymask_zeros) {
print "Denymasks must be same length\n";
}
#get the lengths of the makro arrays:
$input = @input;
$output = @output;
if ($input != $output) {
print "Input and output makros must be same length\n";
}
#read line from socket (blocking)
while ( $line = <$remote> ) {
#macro function
for ($i = 0; $i < $input; $i++) {
print $remote $output[$i];
}
}
$printed = 0;
$denied = 0;
#filter function
for ($i = 0; $i < $acceptmask_ones && !$printed && !$denied; $i++) {
if ((($id & $acceptmask_ones[$i])==$acceptmask_ones[$i]) && (($id & $acceptmask_zeros[$i])==0)) {
#check if denied by $denymask
for ($j = 0; $j < $denymask_ones; $j++) {
if ((($id & $denymask_ones[$j])==$denymask_ones[$j]) && (($id & $denymask_zeros[$j])==0)) {
#this message fits the denymask
$denied = 1;
}
}
if (!$denied) {
#print timestamp
if ($timestamp == 1) {
}
$printed = 1;
}
}
}
}
}
sub sendTime {
$remote = IO::Socket::INET->new(
Proto => "tcp",
PeerAddr => $host,
PeerPort => $port,
)
or die "cannot connect to port $port at $host";
while (1) {
print $remote "PKT 00000000 1 0";
}
}