Class: Lib::DHCP::Message::ACK

Inherits:
Lib::DHCP::Message show all
Defined in:
lib/lib/dhcp/messages/ack.rb

Constant Summary

Constants inherited from Lib::DHCP::Message

ACKNOWLEDGE, BOOTREPLY, BOOTREQUEST, DECLINE, DISCOVER, INFORM, LEASE_ACTIVE, LEASE_QUERY, LEASE_UNASSIGNED, LEASE_UNKNOWN, NAME, NOT_ACKNOWLEDGE, OFFER, RELEASE, REQUEST

Constants inherited from Packet

Packet::MAGICK_COOKIE

Class Method Summary collapse

Instance Method Summary collapse

Methods inherited from Lib::DHCP::Message

#name

Methods inherited from Packet

#option0, #option255, #options, #options=, #to_h, #to_s

Constructor Details

#initialize(htype: 1, hlen: 6, hops: 0, xid: nil, secs: 0, flags: 0, ciaddr: 0, yiaddr: 0, siaddr: 0, giaddr: 0, chaddr: 0, sname: '.', file: '.', options: nil) ⇒ ACK

Returns a new instance of ACK.



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# File 'lib/lib/dhcp/messages/ack.rb', line 13

def initialize(htype: 1, hlen: 6, hops: 0, xid: nil, secs: 0, flags: 0, ciaddr: 0, yiaddr: 0, siaddr: 0, giaddr: 0, chaddr: 0, sname: '.', file: '.', options: nil)
  if block_given?
    yield self
  else
    super(
      :op     => BOOTREPLY,
      :htype  => htype,
      :hlen   => hlen,
      :hops   => hops,
      :xid    => xid,
      :secs   => secs,
      :flags  => flags,
      :ciaddr => ciaddr,
      :yiaddr => yiaddr,
      :siaddr => siaddr,
      :giaddr => giaddr,
      :chaddr => chaddr,
      :sname  => sname,
      :file   => file
    )
    if options.is_a? Array or options.is_a? Lib::DHCP::Options
      options.each { |option| self.options.add option unless option.oid.to_i == Option::MESSAGE_TYPE }
    elsif options.is_a? Lib::DHCP::Option
      self.options.add options
    elsif !options.nil?
      raise TypeError, "Can't convert #{options.class.name} to Lib::DHCP::Option"
    end
  end

  self.options.add Lib::DHCP::Option53.new(ACKNOWLEDGE)
end

Class Method Details

.unpack(packet) ⇒ Object

Raises:

  • (TypeError) 


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# File 'lib/lib/dhcp/messages/ack.rb', line 53

def self.unpack(packet)
  res = super packet
  raise TypeError, "No implicit conversion of #{res.class.name} into #{self.class.name}" unless res.is_a? self.class
  res
end

Instance Method Details

#pack ⇒ Object 



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# File 'lib/lib/dhcp/messages/ack.rb', line 45

def pack
  # noinspection RubyResolve
  self.option53 = ACKNOWLEDGE
  self.op = BOOTREPLY
  sanity_check
  super
end