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: resolve.rb
    path of file: ./repos/metasploit-framework/lib/rex/post/meterpreter/extensions/stdapi/net
    
    the code of the file until where you have to start completion: # -*- coding: binary -*-

require 'rex/post/meterpreter/extensions/stdapi/tlv'

module Rex
module Post
module Meterpreter
module Extensions
module Stdapi
module Net

###
#
# This class provides DNS resolution from the perspective
# of the remote host.
#
###
cla
    
  def resolve_host(hostname, family=AF_INET)
    request = Packet.create_request(COMMAND_ID_STDAPI_NET_RESOLVE_HOST)
    request.add_tlv(TLV_TYPE_HOST_NAME, hostname)
    request.add_tlv(TLV_TYPE_ADDR_TYPE, family)

    response = client.send_request(request)

    raw = response.get_tlv_value(TLV_TYPE_IP)

    return raw_to_host_ip_pair(hostname, raw)
  end