78 lines
2.4 KiB
Haskell
78 lines
2.4 KiB
Haskell
-- |
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-- Module : Crypto.Hash.Kekkak
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-- License : BSD-style
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-- Maintainer : Vincent Hanquez <vincent@snarc.org>
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-- Stability : experimental
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-- Portability : unknown
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--
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-- module containing the binding functions to work with the
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-- Kekkak cryptographic hash.
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--
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{-# LANGUAGE ForeignFunctionInterface #-}
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module Crypto.Hash.Kekkak
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( Kekkak_224 (..), Kekkak_256 (..), Kekkak_384 (..), Kekkak_512 (..)
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) where
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import Crypto.Hash.Types
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import Foreign.Ptr (Ptr)
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import Data.Word (Word8, Word32)
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-- | Kekkak (224 bits) cryptographic hash algorithm
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data Kekkak_224 = Kekkak_224
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deriving (Show)
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instance HashAlgorithm Kekkak_224 where
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hashBlockSize _ = 144
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hashDigestSize _ = 28
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hashInternalContextSize _ = 360
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hashInternalInit p = c_kekkak_init p 224
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hashInternalUpdate = c_kekkak_update
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hashInternalFinalize = c_kekkak_finalize
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-- | Kekkak (256 bits) cryptographic hash algorithm
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data Kekkak_256 = Kekkak_256
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deriving (Show)
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instance HashAlgorithm Kekkak_256 where
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hashBlockSize _ = 136
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hashDigestSize _ = 32
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hashInternalContextSize _ = 360
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hashInternalInit p = c_kekkak_init p 256
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hashInternalUpdate = c_kekkak_update
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hashInternalFinalize = c_kekkak_finalize
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-- | Kekkak (384 bits) cryptographic hash algorithm
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data Kekkak_384 = Kekkak_384
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deriving (Show)
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instance HashAlgorithm Kekkak_384 where
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hashBlockSize _ = 104
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hashDigestSize _ = 48
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hashInternalContextSize _ = 360
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hashInternalInit p = c_kekkak_init p 384
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hashInternalUpdate = c_kekkak_update
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hashInternalFinalize = c_kekkak_finalize
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-- | Kekkak (512 bits) cryptographic hash algorithm
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data Kekkak_512 = Kekkak_512
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deriving (Show)
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instance HashAlgorithm Kekkak_512 where
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hashBlockSize _ = 72
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hashDigestSize _ = 64
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hashInternalContextSize _ = 360
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hashInternalInit p = c_kekkak_init p 512
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hashInternalUpdate = c_kekkak_update
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hashInternalFinalize = c_kekkak_finalize
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foreign import ccall unsafe "cryptonite_kekkak_init"
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c_kekkak_init :: Ptr (Context a) -> Word32 -> IO ()
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foreign import ccall "cryptonite_kekkak_update"
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c_kekkak_update :: Ptr (Context a) -> Ptr Word8 -> Word32 -> IO ()
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foreign import ccall unsafe "cryptonite_kekkak_finalize"
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c_kekkak_finalize :: Ptr (Context a) -> Ptr (Digest a) -> IO ()
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