Sha256: c3c087b8de7ffae3d00b59434a6b5e669a606084117732a6d6d21680e560ba33
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Contents
#Author: Piotr Wojcieszonek
#e-mail: piotr@wojcieszonek.pl
# Copyright 21.03.2016 by Piotr Wojcieszonek
require 'lib/dhcp/options/option'
module Lib
module DHCP
class Option2 < Option
# Time Offset length is 4 octets
def_delegators :@payload, :to_s
def initialize(time_offset)
super TIME_OFFSET, time_offset.to_i
end
def time_offset=(time_offset)
raise ArgumentError, "TIME OFFSET out of range - #{time_offset}" if time_offset.to_i > 0xffffffff
@payload = time_offset.to_i
end
def pack
[TIME_OFFSET, 4, @payload].pack('C2N')
end
def len
4
end
alias_method :time_offset, :payload
alias_method :payload=, :time_offset=
private
def self.unpack(oid, len, payload)
raise ArgumentError, "OID Mismatch for TIME OFFSET Option - #{oid}" unless oid.to_i == TIME_OFFSET
raise ArgumentError, "Wrong TIME OFFSET Option length - #{len}" unless len == 4
time_offset = payload.to_s.unpack('N').first
raise ArgumentError, "TIME OFFSET out of range - #{time_offset}" if time_offset.to_i > 0xffffffff
self.new time_offset
end
end
end
end
Version data entries
7 entries across 7 versions & 1 rubygems