WriteBin - Convert Hex Dump to Binary

WriteBin is a tool that converts an hex dump file into its a binary form and save it as a file.

Tool:
#
# WriteBin v1.0 | Reed Arvin reedarvin[at]gmail[dot]com
#
# Usage:
# WriteBin.pl <file name>
# WriteBin.pl MyBin.exe.txt
#
############################

use strict;

my($strInputFile) = $ARGV[0];
my($intByteCount) = "";
my($strBytes) = "";

if ($#ARGV ne "0")
{
 print "WriteBin v1.0 | Reed Arvin reedarvin[at]gmail[dot]com\n";
 print "\n";
 print "Usage:\n";
 print "WriteBin.pl <file name>\n";
 print "WriteBin.pl MyBin.exe.txt\n";

 exit;
}

if (open(INPUTFILE, "< $strInputFile"))
{
 open(OUTPUTFILE, "> new_" . substr($strInputFile, 0, (length($strInputFile) - 4)));

 binmode(OUTPUTFILE);

 $intByteCount = 0;

 while (<INPUTFILE>)
 {
  $strBytes = $_;

  chop($strBytes);

  print (OUTPUTFILE pack("H" . length($strBytes), $strBytes));
 }

 close(INPUTFILE);
 close(OUTPUTFILE);
}
else
{
 print "ERROR! Cannot open file $strInputFile\n";
}

# Written by Reed Arvin reedarvin[at]gmail[dot]com

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