Method: CRC::Calculator#setup

Defined in:
lib/crc.rb

#setup(crc = nil) ⇒ Object Also known as: init 



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# File 'lib/crc.rb', line 61

def setup(crc = nil)
  crc ||= initial_crc
  crc ^= xor_output
  crc = CRC.bitreflect(crc, bitsize) if reflect_input? ^ reflect_output?
  crc & bitmask
end