cryptonite-0.27: Cryptography Primitives sink
License BSD-style
Maintainer Vincent Hanquez <vincent@snarc.org>
Stability experimental
Portability Good
Safe Haskell Safe-Inferred
Language Haskell2010

Crypto.Random.Entropy.Unsafe

Description

Synopsis

Documentation

replenish :: Int -> [ EntropyBackend ] -> Ptr Word8 -> IO () Source #

Refill the entropy in a buffer

Call each entropy backend in turn until the buffer has been replenished.

If the buffer cannot be refill after 3 loopings, this will raise an User Error exception

data EntropyBackend Source #

Any Entropy Backend

gatherBackend Source #

Arguments

:: EntropyBackend

An open Entropy Backend

-> Ptr Word8

Pointer to a buffer to write to

-> Int

number of bytes to write

-> IO Int

return the number of bytes actually written

Gather randomness from an open handle