-- |
-- Module : Crypto.Hash.Whirlpool
-- License : BSD-style
-- Maintainer : Vincent Hanquez <vincent@snarc.org>
-- Stability : experimental
-- Portability : unknown
--
-- module containing the binding functions to work with the
-- Whirlpool cryptographic hash.
--
{-# LANGUAGE ForeignFunctionInterface #-}
{-# LANGUAGE DeriveDataTypeable #-}
{-# LANGUAGE DataKinds #-}
{-# LANGUAGE TypeFamilies #-}
module Crypto.Hash.Whirlpool ( Whirlpool (..) ) where
import Crypto.Hash.Types
import Foreign.Ptr (Ptr)
import Data.Data
import Data.Typeable
import Data.Word (Word8, Word32)
-- | Whirlpool cryptographic hash algorithm
data Whirlpool = Whirlpool
deriving (Show,Data,Typeable)
instance HashAlgorithm Whirlpool where
type HashBlockSize Whirlpool = 64
type HashDigestSize Whirlpool = 64
type HashInternalContextSize Whirlpool = 168
hashBlockSize _ = 64
hashDigestSize _ = 64
hashInternalContextSize _ = 168
hashInternalInit = c_whirlpool_init
hashInternalUpdate = c_whirlpool_update
hashInternalFinalize = c_whirlpool_finalize
foreign import ccall unsafe "cryptonite_whirlpool_init"
c_whirlpool_init :: Ptr (Context a)-> IO ()
foreign import ccall "cryptonite_whirlpool_update"
c_whirlpool_update :: Ptr (Context a) -> Ptr Word8 -> Word32 -> IO ()
foreign import ccall unsafe "cryptonite_whirlpool_finalize"
c_whirlpool_finalize :: Ptr (Context a) -> Ptr (Digest a) -> IO ()