Class: Ethernet

Inherits:
BinData::Record
  • Object
show all
Defined in:
lib/ethernet.rb

Constant Summary collapse

PROTOCOLS = 
{
  ipv4: 0x0800,
  arp: 0x0806,
  vlan: 0x8100
}

Instance Method Summary collapse

Instance Method Details

#has_vlan? ⇒ Boolean

Returns:

  • (Boolean) 


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

def has_vlan?
  protocol_internal == :vlan
end

#length ⇒ Object 



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

def length
  14 + (has_vlan? ? 4 : 0) + payload.length
end

#protocol ⇒ Object 



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

def protocol
  has_vlan? ? vlan.protocol : protocol_internal
end