Class: Tcp

Inherits:

BinData::Record

• Object
• BinData::Record
• Tcp

Defined in:

lib/tcp.rb

Instance Method Summary

• #header_length_in_bytes ⇒ Object

  virtual assert: :checksum_valid?.

• #length ⇒ Object
• #options_length_in_bytes ⇒ Object

Instance Method Details

#header_length_in_bytes ⇒ Object

virtual assert: :checksum_valid?

# File 'lib/tcp.rb', line 29

def header_length_in_bytes
  data_offset * 4
end

#length ⇒ Object

# File 'lib/tcp.rb', line 37

def length
  header_length_in_bytes + options_length_in_bytes + payload.length
end

#options_length_in_bytes ⇒ Object

# File 'lib/tcp.rb', line 33

def options_length_in_bytes
  header_length_in_bytes - options.rel_offset
end