-- |
-- Module : Crypto.Hash.SHA384
-- License : BSD-style
-- Maintainer : Vincent Hanquez <vincent@snarc.org>
-- Stability : experimental
-- Portability : unknown
--
-- module containing the binding functions to work with the
-- SHA384 cryptographic hash.
--
{-# LANGUAGE ForeignFunctionInterface #-}
{-# LANGUAGE DeriveDataTypeable #-}
{-# LANGUAGE DataKinds #-}
{-# LANGUAGE TypeFamilies #-}
module Crypto.Hash.SHA384 ( SHA384 (..) ) where
import Crypto.Hash.Types
import Foreign.Ptr (Ptr)
import Data.Data
import Data.Typeable
import Data.Word (Word8, Word32)
-- | SHA384 cryptographic hash algorithm
data SHA384 = SHA384
deriving (Show,Data,Typeable)
instance HashAlgorithm SHA384 where
type HashBlockSize SHA384 = 128
type HashDigestSize SHA384 = 48
type HashInternalContextSize SHA384 = 256
hashBlockSize _ = 128
hashDigestSize _ = 48
hashInternalContextSize _ = 256
hashInternalInit = c_sha384_init
hashInternalUpdate = c_sha384_update
hashInternalFinalize = c_sha384_finalize
foreign import ccall unsafe "cryptonite_sha384_init"
c_sha384_init :: Ptr (Context a)-> IO ()
foreign import ccall "cryptonite_sha384_update"
c_sha384_update :: Ptr (Context a) -> Ptr Word8 -> Word32 -> IO ()
foreign import ccall unsafe "cryptonite_sha384_finalize"
c_sha384_finalize :: Ptr (Context a) -> Ptr (Digest a) -> IO ()