84 lines
3.9 KiB
Haskell
84 lines
3.9 KiB
Haskell
module Main where
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import System.FilePath
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import System.Directory
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import Control.Applicative
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import Control.Monad
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import Template
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readTemplate templateFile = parseTemplate <$> readFile templateFile
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writeTemplate file vars multi template = writeFile file (renderTemplate template vars multi)
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data GenHashModule = GenHashModule
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{ ghmModuleName :: String
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, ghmHeaderFile :: String
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, ghmHashName :: String
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, ghmContextSize :: Int
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, ghmDigestSize :: Int
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, ghmBlockLength :: Int
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, ghmCustomizable :: [(Int, Int)]
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} deriving (Show,Eq)
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hashModules =
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-- module header hash ctx dg blk
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[ GenHashModule "MD2" "md2.h" "md2" 96 16 16 []
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, GenHashModule "MD4" "md4.h" "md4" 96 16 64 []
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, GenHashModule "MD5" "md5.h" "md5" 96 16 64 []
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, GenHashModule "SHA1" "sha1.h" "sha1" 96 20 64 []
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, GenHashModule "SHA224" "sha256.h" "sha224" 192 28 64 []
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, GenHashModule "SHA256" "sha256.h" "sha256" 192 32 64 []
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, GenHashModule "SHA384" "sha512.h" "sha384" 256 48 128 []
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, GenHashModule "SHA512" "sha512.h" "sha512" 256 64 128 []
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, GenHashModule "SHA512t" "sha512.h" "sha512t" 264 64 128 [(224,128),(256,128)]
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, GenHashModule "Kekkak" "kekkak.h" "kekkak" 360 64 64 [(224,144),(256,136),(384,104),(512,72)]
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, GenHashModule "SHA3" "sha3.h" "sha3" 360 64 64 [(224,144),(256,136),(384,104),(512,72)]
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, GenHashModule "RIPEMD160" "ripemd.h" "ripemd160" 128 20 64 []
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, GenHashModule "Skein256" "skein256.h" "skein256" 96 32 32 [(224,32),(256,32)]
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, GenHashModule "Skein512" "skein512.h" "skein512" 160 64 64 [(224,64),(256,64),(384,64),(512,64)]
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, GenHashModule "Tiger" "tiger.h" "tiger" 96 24 64 []
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, GenHashModule "Whirlpool" "whirlpool.h" "whirlpool" 168 64 64 []
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]
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renderHashModules genOpts = do
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hashTemplate <- readTemplate "template/hash.hs"
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hashLenTemplate <- readTemplate "template/hash-len.hs"
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forM_ hashModules $ \ghm -> do
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let vars = [ ("MODULENAME" , ghmModuleName ghm)
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, ("HEADER_FILE" , ghmHeaderFile ghm)
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, ("HASHNAME" , ghmHashName ghm)
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-- context size (compat)
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, ("SIZECTX" , show (ghmContextSize ghm))
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, ("SIZECTX8" , show (ghmContextSize ghm `div` 8))
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, ("DIGESTSIZE" , show (ghmDigestSize ghm))
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, ("BLOCKLEN" , show (ghmBlockLength ghm))
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-- context size
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, ("CTX_SIZE_BYTES" , show (ghmContextSize ghm))
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, ("CTX_SIZE_WORD64" , show (ghmContextSize ghm `div` 8))
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, ("DIGEST_SIZE_BITS" , show (ghmDigestSize ghm * 8))
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, ("DIGEST_SIZE_BYTES", show (ghmDigestSize ghm))
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, ("BLOCK_SIZE_BYTES" , show (ghmBlockLength ghm))
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] :: Attrs
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let mainDir = "Crypto/Hash"
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mainName = mainDir </> (ghmModuleName ghm ++ ".hs")
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createDirectoryIfMissing True mainDir
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let tpl =
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if not $ null $ ghmCustomizable ghm
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then hashLenTemplate
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else hashTemplate
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let multi = [ ("CUSTOMIZABLE", map (\(outputSizeBits, customBlockSize) ->
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[ ("CUSTOM_BITSIZE", show outputSizeBits)
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, ("CUSTOM_DIGEST_SIZE_BITS", show outputSizeBits)
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, ("CUSTOM_DIGEST_SIZE_BYTES", show (outputSizeBits `div` 8))
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, ("CUSTOM_BLOCK_SIZE_BYTES", show customBlockSize)
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]) (ghmCustomizable ghm)
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)
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] :: [(String, [Attrs])]
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writeTemplate mainName vars multi tpl
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main = do
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renderHashModules ()
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