class PacketFu::TcpOption::SACKOK

Selective Acknowlegment OK option.

www.networksorcery.com/enp/protocol/tcp/option004.htm

Public Class Methods

new(args={}) click to toggle source
Calls superclass method PacketFu::TcpOption::new
# File lib/packetfu/protos/tcp/option.rb, line 185
def initialize(args={})
  super(
    args.merge(:kind => 4,
               :optlen => 2)
  )
end

Public Instance Methods

decode() click to toggle source

SACKOK options with sizes other than 2 are malformed.

# File lib/packetfu/protos/tcp/option.rb, line 193
def decode
  if self[:optlen].to_i == 2
    "SACKOK"
  else
    "SACKOK-bad:#{self[:value]}"
  end
end