    {-# LANGUAGE DataKinds #-}
    {-# LANGUAGE DeriveDataTypeable #-}
    {-# LANGUAGE ForeignFunctionInterface #-}
    {-# LANGUAGE TypeFamilies #-}

    -- |
    -- Module      : Crypto.Hash.RIPEMD160
    -- License     : BSD-style
    -- Maintainer  : Vincent Hanquez <vincent@snarc.org>
    -- Stability   : experimental
    -- Portability : unknown
    --
    -- Module containing the binding functions to work with the
    -- RIPEMD160 cryptographic hash.
    module Crypto.Hash.RIPEMD160 (RIPEMD160 (..)) where

    import Crypto.Hash.Types
    import Data.Data
    import Data.Word (Word32, Word8)
    import Foreign.Ptr (Ptr)

    -- | RIPEMD160 cryptographic hash algorithm
    data RIPEMD160 = RIPEMD160
        deriving (Int -> RIPEMD160 -> ShowS
    [RIPEMD160] -> ShowS
    RIPEMD160 -> String
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    -> Show RIPEMD160
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    show :: RIPEMD160 -> String
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    Show, Typeable RIPEMD160
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    -> Data RIPEMD160
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    $cgmapT :: (forall b. Data b => b -> b) -> RIPEMD160 -> RIPEMD160
    gmapT :: (forall b. Data b => b -> b) -> RIPEMD160 -> RIPEMD160
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    Data)

    instance HashAlgorithm RIPEMD160 where
        type HashBlockSize RIPEMD160 = 64
        type HashDigestSize RIPEMD160 = 20
        type HashInternalContextSize RIPEMD160 = 128
        hashBlockSize :: RIPEMD160 -> Int
    hashBlockSize RIPEMD160
    _ = Int
    64
        hashDigestSize :: RIPEMD160 -> Int
    hashDigestSize RIPEMD160
    _ = Int
    20
        hashInternalContextSize :: RIPEMD160 -> Int
    hashInternalContextSize RIPEMD160
    _ = Int
    128
        hashInternalInit :: Ptr (Context RIPEMD160) -> IO ()
    hashInternalInit = Ptr (Context RIPEMD160) -> IO ()
    forall a. Ptr (Context a) -> IO ()
    c_ripemd160_init
        hashInternalUpdate :: Ptr (Context RIPEMD160) -> Ptr Word8 -> Word32 -> IO ()
    hashInternalUpdate = Ptr (Context RIPEMD160) -> Ptr Word8 -> Word32 -> IO ()
    forall a. Ptr (Context a) -> Ptr Word8 -> Word32 -> IO ()
    c_ripemd160_update
        hashInternalFinalize :: Ptr (Context RIPEMD160) -> Ptr (Digest RIPEMD160) -> IO ()
    hashInternalFinalize = Ptr (Context RIPEMD160) -> Ptr (Digest RIPEMD160) -> IO ()
    forall a. Ptr (Context a) -> Ptr (Digest a) -> IO ()
    c_ripemd160_finalize

    foreign import ccall unsafe "crypton_ripemd160_init"
        c_ripemd160_init :: Ptr (Context a) -> IO ()

    foreign import ccall "crypton_ripemd160_update"
        c_ripemd160_update :: Ptr (Context a) -> Ptr Word8 -> Word32 -> IO ()

    foreign import ccall unsafe "crypton_ripemd160_finalize"
        c_ripemd160_finalize :: Ptr (Context a) -> Ptr (Digest a) -> IO ()