Crypto.Random.Types

Documentation

class (Functor m, Monad m) => MonadRandom m where

A monad constraint that allows to generate random bytes

Minimal complete definition

getRandomBytes

Methods

getRandomBytes :: ByteArray byteArray => Int -> m byteArray

Instances

MonadRandom IO

Methods

getRandomBytes :: ByteArray byteArray => Int -> IO byteArray

DRG gen => MonadRandom (MonadPseudoRandom gen)

Methods

getRandomBytes :: ByteArray byteArray => Int -> MonadPseudoRandom gen byteArray

data MonadPseudoRandom gen a

A simple Monad class very similar to a State Monad with the state being a DRG.

Instances

DRG gen => Monad (MonadPseudoRandom gen)

Methods

(>>=) :: MonadPseudoRandom gen a -> (a -> MonadPseudoRandom gen b) -> MonadPseudoRandom gen b

(>>) :: MonadPseudoRandom gen a -> MonadPseudoRandom gen b -> MonadPseudoRandom gen b

return :: a -> MonadPseudoRandom gen a

fail :: String -> MonadPseudoRandom gen a

DRG gen => Functor (MonadPseudoRandom gen)

Methods

fmap :: (a -> b) -> MonadPseudoRandom gen a -> MonadPseudoRandom gen b

(<$) :: a -> MonadPseudoRandom gen b -> MonadPseudoRandom gen a

DRG gen => Applicative (MonadPseudoRandom gen)

Methods

pure :: a -> MonadPseudoRandom gen a

(<*>) :: MonadPseudoRandom gen (a -> b) -> MonadPseudoRandom gen a -> MonadPseudoRandom gen b

(*>) :: MonadPseudoRandom gen a -> MonadPseudoRandom gen b -> MonadPseudoRandom gen b

(<*) :: MonadPseudoRandom gen a -> MonadPseudoRandom gen b -> MonadPseudoRandom gen a

DRG gen => MonadRandom (MonadPseudoRandom gen)

Methods

getRandomBytes :: ByteArray byteArray => Int -> MonadPseudoRandom gen byteArray

class DRG gen where

A Deterministic Random Generator (DRG) class

Minimal complete definition

randomBytesGenerate

Methods

randomBytesGenerate :: ByteArray byteArray => Int -> gen -> (byteArray, gen)

Generate N bytes of randomness from a DRG

Instances

DRG SystemDRG

Methods

randomBytesGenerate :: ByteArray byteArray => Int -> SystemDRG -> (byteArray, SystemDRG)

DRG ChaChaDRG

Methods

randomBytesGenerate :: ByteArray byteArray => Int -> ChaChaDRG -> (byteArray, ChaChaDRG)

withDRG :: DRG gen => gen -> MonadPseudoRandom gen a -> (a, gen)

Run a pure computation with a Deterministic Random Generator in the MonadPseudoRandom