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GHC 10.0.0.20260917 · lts/ghc-10.0.x · 8fef28d · 2026-11-02

Modulememory-0.18.0Haskell2010

Data.Memory.Endian

Synopsis

data Endianness
value getSystemEndianness
newtype BE
newtype LE
value fromBE
value toBE
value fromLE
value toLE
class ByteSwap

Packagememory-0.18.0
Exports9
LanguageHaskell2010
LicenceBSD-3-Clause
SourceEndian.hs

datadata Endianness

represent the CPU endianness

Big endian system stores bytes with the MSB as the first byte. Little endian system stores bytes with the LSB as the first byte.

middle endian is purposely avoided.

LittleEndian BigEndian

Instances2Eq, Show

Eq EndiannessDefined in memory-0.18.0 · Data.Memory.Endian
Show EndiannessDefined in memory-0.18.0 · Data.Memory.Endian

valuegetSystemEndianness :: Endianness

Return the system endianness

newtypenewtype BE a

Big Endian value

Constructors

BE
- unBE :: a

Instances3Eq, Show, Storable

Eq a => Eq (BE a)Defined in memory-0.18.0 · Data.Memory.Endian
Show a => Show (BE a)Defined in memory-0.18.0 · Data.Memory.Endian
Storable a => Storable (BE a)Defined in memory-0.18.0 · Data.Memory.Endian

newtypenewtype LE a

Little Endian value

Constructors

LE
- unLE :: a

Instances3Eq, Show, Storable

Eq a => Eq (LE a)Defined in memory-0.18.0 · Data.Memory.Endian
Show a => Show (LE a)Defined in memory-0.18.0 · Data.Memory.Endian
Storable a => Storable (LE a)Defined in memory-0.18.0 · Data.Memory.Endian

valuefromBE :: ByteSwap a => BE a -> a

Convert from a big endian value to the cpu endianness

valuetoBE :: ByteSwap a => a -> BE a

Convert a value in cpu endianess to big endian

valuefromLE :: ByteSwap a => LE a -> a

Convert from a little endian value to the cpu endianness

valuetoLE :: ByteSwap a => a -> LE a

Convert a value in cpu endianess to little endian

classclass Storable a => ByteSwap a where

Class of types that can be byte-swapped.

e.g. Word16, Word32, Word64

Instances3ByteSwap

ByteSwap Word16Defined in memory-0.18.0 · Data.Memory.Endian
ByteSwap Word32Defined in memory-0.18.0 · Data.Memory.Endian
ByteSwap Word64Defined in memory-0.18.0 · Data.Memory.Endian