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raspi/get_machine_endianness.go

Created March 21, 2021 03:12
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get_machine_endianness.go
var nativeEndian binary.ByteOrder
func init() {
buf := [2]byte{}
*(*uint16)(unsafe.Pointer(&buf[0])) = uint16(0xABCD)
switch buf {
case [2]byte{0xCD, 0xAB}:
nativeEndian = binary.LittleEndian
case [2]byte{0xAB, 0xCD}:
nativeEndian = binary.BigEndian
default:
panic("Could not determine native endianness.")
}
}
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