1#!/usr/bin/perl 2# 3# Copyright (C) Internet Systems Consortium, Inc. ("ISC") 4# 5# This Source Code Form is subject to the terms of the Mozilla Public 6# License, v. 2.0. If a copy of the MPL was not distributed with this 7# file, you can obtain one at https://mozilla.org/MPL/2.0/. 8# 9# See the COPYRIGHT file distributed with this work for additional 10# information regarding copyright ownership. 11 12# Converts hex ascii into raw data. 13# (This can be used, for example, to construct input for "wire_data -d".) 14 15require 5.006.001; 16 17use strict; 18use IO::File; 19 20sub usage { 21 print ("Usage: packet.pl [file]\n"); 22 exit 1; 23} 24 25my $file = "STDIN"; 26if (@ARGV >= 1) { 27 my $filename = shift @ARGV; 28 open FH, "<$filename" or die "$filename: $!"; 29 $file = "FH"; 30} 31 32my $input = ""; 33while (defined(my $line = <$file>) ) { 34 chomp $line; 35 $line =~ s/#.*$//; 36 $input .= $line; 37} 38 39$input =~ s/\s+//g; 40my $data = pack("H*", $input); 41my $len = length $data; 42 43binmode(STDOUT); 44print($data); 45exit(0); 46