Class: Cul::Handles::Hdl::UnsignedByte

Inherits:
Object
  • Object
show all
Defined in:
lib/cul/handles/hdl.rb

Class Method Summary collapse

Class Method Details

.asBytes(val) ⇒ Object 



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# File 'lib/cul/handles/hdl.rb', line 119

def UnsignedByte.asBytes(val)
  [val&0xff]
end

.fromBytes(data) ⇒ Object 



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# File 'lib/cul/handles/hdl.rb', line 122

def UnsignedByte.fromBytes(data)
  if data.to_i == data
    mask = data
  else
    mask = data[0]
  end 
  result = 0
  if mask & 0x01 == 0x01
    result = result + 1
  end
  if mask & 0x02 == 0x02
    result = result + 2
  end
  if mask & 0x04 == 0x04
    result = result + 4
  end
  if mask & 0x08 == 0x08
    result = result + 8
  end
  if mask & 0x10 == 0x10
    result = result + 16
  end
  if mask & 0x20 == 0x20
    result = result + 32
  end
  if mask & 0x40 == 0x40
    result = result + 64
  end
  if mask & 0x80 == 0x80
    result = result + 128
  end
  return result
end