1-- | 2-- Module : Crypto.Hash.Tiger 3-- License : BSD-style 4-- Maintainer : Vincent Hanquez <vincent@snarc.org> 5-- Stability : experimental 6-- Portability : unknown 7-- 8-- Module containing the binding functions to work with the 9-- Tiger cryptographic hash. 10-- 11{-# LANGUAGE ForeignFunctionInterface #-} 12{-# LANGUAGE DeriveDataTypeable #-} 13{-# LANGUAGE DataKinds #-} 14{-# LANGUAGE TypeFamilies #-} 15module Crypto.Hash.Tiger ( Tiger (..) ) where 16 17import Crypto.Hash.Types 18import Foreign.Ptr (Ptr) 19import Data.Data 20import Data.Word (Word8, Word32) 21 22-- | Tiger cryptographic hash algorithm 23data Tiger = Tiger 24 deriving (Show,Data) 25 26instance HashAlgorithm Tiger where 27 type HashBlockSize Tiger = 64 28 type HashDigestSize Tiger = 24 29 type HashInternalContextSize Tiger = 96 30 hashBlockSize _ = 64 31 hashDigestSize _ = 24 32 hashInternalContextSize _ = 96 33 hashInternalInit = c_tiger_init 34 hashInternalUpdate = c_tiger_update 35 hashInternalFinalize = c_tiger_finalize 36 37foreign import ccall unsafe "cryptonite_tiger_init" 38 c_tiger_init :: Ptr (Context a)-> IO () 39 40foreign import ccall "cryptonite_tiger_update" 41 c_tiger_update :: Ptr (Context a) -> Ptr Word8 -> Word32 -> IO () 42 43foreign import ccall unsafe "cryptonite_tiger_finalize" 44 c_tiger_finalize :: Ptr (Context a) -> Ptr (Digest a) -> IO () 45