Module: ByteOrder

Defined in:
lib/mega/byteorder.rb

Overview

:title: ByteOrder

ByteOrder module makes it possible to determine your systems byte order, either big or little endian.

Usage

ByteOrder.byteorder => :LittleEndian

Author(s)

  • Michael Neumann

Constant Summary collapse

Native = 
:Native
BigEndian = 
Big = Network = :BigEndian
LittleEndian = 
Little = :LittleEndian

Class Method Summary collapse

Class Method Details

.big? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/mega/byteorder.rb', line 59

def big_endian?
  byte_order == BigEndian
end

.big_endian? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/mega/byteorder.rb', line 54

def big_endian?
  byte_order == BigEndian
end

.byte_order ⇒ Object

examines the byte order of the underlying machine



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# File 'lib/mega/byteorder.rb', line 40

def byte_order
  if [0x12345678].pack("L") == "\x12\x34\x56\x78"
    BigEndian
  else
    LittleEndian
  end
end

.byteorder ⇒ Object

examines the byte order of the underlying machine



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# File 'lib/mega/byteorder.rb', line 48

def byte_order
  if [0x12345678].pack("L") == "\x12\x34\x56\x78"
    BigEndian
  else
    LittleEndian
  end
end

.little? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/mega/byteorder.rb', line 58

def little_endian?
  byte_order == LittleEndian
end

.little_endian? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/mega/byteorder.rb', line 50

def little_endian?
  byte_order == LittleEndian
end

.network? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/mega/byteorder.rb', line 60

def big_endian?
  byte_order == BigEndian
end