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-- |
-- Module : Crypto.Hash.MD4
-- License : BSD-style
-- Maintainer : Vincent Hanquez <vincent@snarc.org>
-- Stability : experimental
-- Portability : unknown
--
-- module containing the binding functions to work with the
-- MD4 cryptographic hash.
--
{-# LANGUAGE ForeignFunctionInterface #-}
module Crypto.Hash.MD4 ( MD4 (..) ) where
import Crypto.Hash.Types
import Foreign.Ptr (Ptr)
import Data.Word (Word8, Word32)
-- | MD4 cryptographic hash algorithm
data MD4 = MD4
deriving (Show)
instance HashAlgorithm MD4 where
hashBlockSize _ = 64
hashDigestSize _ = 16
hashInternalContextSize _ = 96
hashInternalInit = c_md4_init
hashInternalUpdate = c_md4_update
hashInternalFinalize = c_md4_finalize
foreign import ccall unsafe "cryptonite_md4_init"
c_md4_init :: Ptr (Context a)-> IO ()
foreign import ccall "cryptonite_md4_update"
c_md4_update :: Ptr (Context a) -> Ptr Word8 -> Word32 -> IO ()
foreign import ccall unsafe "cryptonite_md4_finalize"
c_md4_finalize :: Ptr (Context a) -> Ptr (Digest a) -> IO ()
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