    -- |
    -- Module      : Crypto.Hash.Blake2sp
    -- License     : BSD-style
    -- Maintainer  : Vincent Hanquez <vincent@snarc.org>
    -- Stability   : experimental
    -- Portability : unknown
    --
    -- Module containing the binding functions to work with the
    -- Blake2sp cryptographic hash.
    --
    {-# LANGUAGE ForeignFunctionInterface #-}
    {-# LANGUAGE DeriveDataTypeable #-}
    {-# LANGUAGE DataKinds #-}
    {-# LANGUAGE TypeFamilies #-}
    module Crypto.Hash.Blake2sp
        (  Blake2sp_224 (..), Blake2sp_256 (..)
        ) where

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

    -- | Blake2sp (224 bits) cryptographic hash algorithm
    data Blake2sp_224 = Blake2sp_224
        deriving (Int -> Blake2sp_224 -> ShowS
    [Blake2sp_224] -> ShowS
    Blake2sp_224 -> String
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    -> Show Blake2sp_224
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    DataType
    Constr
    Typeable Blake2sp_224 =>
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    -> (forall (m :: * -> *).
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        (forall d. Data d => d -> m d) -> Blake2sp_224 -> m Blake2sp_224)
    -> Data Blake2sp_224
    Blake2sp_224 -> DataType
    Blake2sp_224 -> Constr
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    (forall d b. Data d => c (d -> b) -> d -> c b)
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    Data)

    instance HashAlgorithm Blake2sp_224 where
        type HashBlockSize           Blake2sp_224 = 64
        type HashDigestSize          Blake2sp_224 = 28
        type HashInternalContextSize Blake2sp_224 = 1752
        hashBlockSize :: Blake2sp_224 -> Int
    hashBlockSize  _          = 64
        hashDigestSize :: Blake2sp_224 -> Int
    hashDigestSize _          = 28
        hashInternalContextSize :: Blake2sp_224 -> Int
    hashInternalContextSize _ = 1752
        hashInternalInit :: Ptr (Context Blake2sp_224) -> IO ()
    hashInternalInit p :: Ptr (Context Blake2sp_224)
    p        = Ptr (Context Blake2sp_224) -> Word32 -> IO ()
    forall a. Ptr (Context a) -> Word32 -> IO ()
    c_blake2sp_init Ptr (Context Blake2sp_224)
    p 224
        hashInternalUpdate :: Ptr (Context Blake2sp_224) -> Ptr Word8 -> Word32 -> IO ()
    hashInternalUpdate        = Ptr (Context Blake2sp_224) -> Ptr Word8 -> Word32 -> IO ()
    forall a. Ptr (Context a) -> Ptr Word8 -> Word32 -> IO ()
    c_blake2sp_update
        hashInternalFinalize :: Ptr (Context Blake2sp_224) -> Ptr (Digest Blake2sp_224) -> IO ()
    hashInternalFinalize p :: Ptr (Context Blake2sp_224)
    p    = Ptr (Context Blake2sp_224)
    -> Word32 -> Ptr (Digest Blake2sp_224) -> IO ()
    forall a. Ptr (Context a) -> Word32 -> Ptr (Digest a) -> IO ()
    c_blake2sp_finalize Ptr (Context Blake2sp_224)
    p 224

    -- | Blake2sp (256 bits) cryptographic hash algorithm
    data Blake2sp_256 = Blake2sp_256
        deriving (Int -> Blake2sp_256 -> ShowS
    [Blake2sp_256] -> ShowS
    Blake2sp_256 -> String
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    -> Data Blake2sp_256
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    Data)

    instance HashAlgorithm Blake2sp_256 where
        type HashBlockSize           Blake2sp_256 = 64
        type HashDigestSize          Blake2sp_256 = 32
        type HashInternalContextSize Blake2sp_256 = 1752
        hashBlockSize :: Blake2sp_256 -> Int
    hashBlockSize  _          = 64
        hashDigestSize :: Blake2sp_256 -> Int
    hashDigestSize _          = 32
        hashInternalContextSize :: Blake2sp_256 -> Int
    hashInternalContextSize _ = 1752
        hashInternalInit :: Ptr (Context Blake2sp_256) -> IO ()
    hashInternalInit p :: Ptr (Context Blake2sp_256)
    p        = Ptr (Context Blake2sp_256) -> Word32 -> IO ()
    forall a. Ptr (Context a) -> Word32 -> IO ()
    c_blake2sp_init Ptr (Context Blake2sp_256)
    p 256
        hashInternalUpdate :: Ptr (Context Blake2sp_256) -> Ptr Word8 -> Word32 -> IO ()
    hashInternalUpdate        = Ptr (Context Blake2sp_256) -> Ptr Word8 -> Word32 -> IO ()
    forall a. Ptr (Context a) -> Ptr Word8 -> Word32 -> IO ()
    c_blake2sp_update
        hashInternalFinalize :: Ptr (Context Blake2sp_256) -> Ptr (Digest Blake2sp_256) -> IO ()
    hashInternalFinalize p :: Ptr (Context Blake2sp_256)
    p    = Ptr (Context Blake2sp_256)
    -> Word32 -> Ptr (Digest Blake2sp_256) -> IO ()
    forall a. Ptr (Context a) -> Word32 -> Ptr (Digest a) -> IO ()
    c_blake2sp_finalize Ptr (Context Blake2sp_256)
    p 256

    foreign import ccall unsafe "cryptonite_blake2sp_init"
        c_blake2sp_init :: Ptr (Context a) -> Word32 -> IO ()

    foreign import ccall "cryptonite_blake2sp_update"
        c_blake2sp_update :: Ptr (Context a) -> Ptr Word8 -> Word32 -> IO ()

    foreign import ccall unsafe "cryptonite_blake2sp_finalize"
        c_blake2sp_finalize :: Ptr (Context a) -> Word32 -> Ptr (Digest a) -> IO ()