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{-# LANGUAGE PackageImports #-}
-- |
-- Module : Crypto.Hash.Types
-- License : BSD-style
-- Maintainer : Vincent Hanquez <vincent@snarc.org>
-- Stability : experimental
-- Portability : unknown
--
-- Crypto hash types definitions
--
module Crypto.Hash.Types
( Context(..)
, Digest(..)
-- * deprecated
, contextToByteString
, digestToByteString
)
where
import Data.ByteString (ByteString)
import Data.Byteable
import qualified Data.ByteArray as B (convert)
import qualified "cryptonite" Crypto.Hash as H
-- | Represent a context for a given hash algorithm.
newtype Context a = Context (H.Context a)
instance Byteable (Context a) where
toBytes (Context ctx) = B.convert ctx
--- | return the binary bytestring. deprecated use toBytes.
contextToByteString :: Context a -> ByteString
contextToByteString = toBytes
-- | Represent a digest for a given hash algorithm.
newtype Digest a = Digest (H.Digest a)
deriving (Eq,Ord)
instance Byteable (Digest a) where
toBytes (Digest dig) = B.convert dig
-- | return the binary bytestring. deprecated use toBytes.
{-# DEPRECATED digestToByteString "use toBytes from byteable:Data.Byteable" #-}
digestToByteString :: Digest a -> ByteString
digestToByteString = toBytes
instance Show (Digest a) where
show (Digest dig) = show dig
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