1-- | 2-- Module : Crypto.Hash.SHA3 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-- SHA3 cryptographic hash. 10-- 11{-# LANGUAGE ForeignFunctionInterface #-} 12{-# LANGUAGE DeriveDataTypeable #-} 13{-# LANGUAGE DataKinds #-} 14{-# LANGUAGE TypeFamilies #-} 15module Crypto.Hash.SHA3 16 ( SHA3_224 (..), SHA3_256 (..), SHA3_384 (..), SHA3_512 (..) 17 ) where 18 19import Crypto.Hash.Types 20import Foreign.Ptr (Ptr) 21import Data.Data 22import Data.Word (Word8, Word32) 23 24 25-- | SHA3 (224 bits) cryptographic hash algorithm 26data SHA3_224 = SHA3_224 27 deriving (Show,Data) 28 29instance HashAlgorithm SHA3_224 where 30 type HashBlockSize SHA3_224 = 144 31 type HashDigestSize SHA3_224 = 28 32 type HashInternalContextSize SHA3_224 = 352 33 hashBlockSize _ = 144 34 hashDigestSize _ = 28 35 hashInternalContextSize _ = 352 36 hashInternalInit p = c_sha3_init p 224 37 hashInternalUpdate = c_sha3_update 38 hashInternalFinalize p = c_sha3_finalize p 224 39 40-- | SHA3 (256 bits) cryptographic hash algorithm 41data SHA3_256 = SHA3_256 42 deriving (Show,Data) 43 44instance HashAlgorithm SHA3_256 where 45 type HashBlockSize SHA3_256 = 136 46 type HashDigestSize SHA3_256 = 32 47 type HashInternalContextSize SHA3_256 = 344 48 hashBlockSize _ = 136 49 hashDigestSize _ = 32 50 hashInternalContextSize _ = 344 51 hashInternalInit p = c_sha3_init p 256 52 hashInternalUpdate = c_sha3_update 53 hashInternalFinalize p = c_sha3_finalize p 256 54 55-- | SHA3 (384 bits) cryptographic hash algorithm 56data SHA3_384 = SHA3_384 57 deriving (Show,Data) 58 59instance HashAlgorithm SHA3_384 where 60 type HashBlockSize SHA3_384 = 104 61 type HashDigestSize SHA3_384 = 48 62 type HashInternalContextSize SHA3_384 = 312 63 hashBlockSize _ = 104 64 hashDigestSize _ = 48 65 hashInternalContextSize _ = 312 66 hashInternalInit p = c_sha3_init p 384 67 hashInternalUpdate = c_sha3_update 68 hashInternalFinalize p = c_sha3_finalize p 384 69 70-- | SHA3 (512 bits) cryptographic hash algorithm 71data SHA3_512 = SHA3_512 72 deriving (Show,Data) 73 74instance HashAlgorithm SHA3_512 where 75 type HashBlockSize SHA3_512 = 72 76 type HashDigestSize SHA3_512 = 64 77 type HashInternalContextSize SHA3_512 = 280 78 hashBlockSize _ = 72 79 hashDigestSize _ = 64 80 hashInternalContextSize _ = 280 81 hashInternalInit p = c_sha3_init p 512 82 hashInternalUpdate = c_sha3_update 83 hashInternalFinalize p = c_sha3_finalize p 512 84 85 86foreign import ccall unsafe "cryptonite_sha3_init" 87 c_sha3_init :: Ptr (Context a) -> Word32 -> IO () 88 89foreign import ccall "cryptonite_sha3_update" 90 c_sha3_update :: Ptr (Context a) -> Ptr Word8 -> Word32 -> IO () 91 92foreign import ccall unsafe "cryptonite_sha3_finalize" 93 c_sha3_finalize :: Ptr (Context a) -> Word32 -> Ptr (Digest a) -> IO () 94