Safe Haskell	None
Language	Haskell2010

Crypto.Threefish

Description

256 and 512 bit variants of the Threefish block cipher used as the foundation of the Skein hash function.

Synopsis

data Block256
data Threefish256
type Key256 = Block256
data Block512
data Threefish512
type Key512 = Block512
data Tweak = Tweak !Word64 !Word64
parseHex :: String -> Maybe ByteString
readHex :: Serialize a => String -> Maybe a
defaultTweak :: Tweak
class Serialize a => Threefish a b | a -> b where
- threefishKey :: Tweak -> a -> b
- threefishEncrypt :: a -> Tweak -> a -> a
- threefishDecrypt :: a -> Tweak -> a -> a
- toBlock :: ByteString -> Maybe a
- fromBlock :: a -> ByteString

Documentation

data Block256 Source #

Instances

Instances details

Show Block256 Source #
Instance details Defined in Crypto.Threefish.Threefish256 Methods showsPrec :: Int -> Block256 -> ShowS # show :: Block256 -> String # showList :: [Block256] -> ShowS #
Serialize Block256 Source #
Instance details Defined in Crypto.Threefish.Threefish256 Methods put :: Putter Block256 # get :: Get Block256 #
Eq Block256 Source #
Instance details Defined in Crypto.Threefish.Threefish256 Methods (==) :: Block256 -> Block256 -> Bool # (/=) :: Block256 -> Block256 -> Bool #
Skein Block256 Source #
Instance details Defined in Crypto.Threefish.Skein Methods skeinMAC :: Block256 -> ByteString -> Block256 Source # skein :: ByteString -> Block256 Source #
Threefish Block256 Threefish256 Source #
Instance details Defined in Crypto.Threefish Methods threefishKey :: Tweak -> Block256 -> Threefish256 Source # threefishEncrypt :: Block256 -> Tweak -> Block256 -> Block256 Source # threefishDecrypt :: Block256 -> Tweak -> Block256 -> Block256 Source # toBlock :: ByteString -> Maybe Block256 Source # fromBlock :: Block256 -> ByteString Source #

data Threefish256 Source #

256 bit Threefish block cipher.

Instances

Instances details

Serialize Threefish256 Source #
Instance details Defined in Crypto.Threefish.Threefish256 Methods put :: Putter Threefish256 # get :: Get Threefish256 #
BlockCipher Threefish256 Source #
Instance details Defined in Crypto.Threefish.Threefish256 Methods blockSize :: Tagged Threefish256 BitLength # encryptBlock :: Threefish256 -> ByteString -> ByteString # decryptBlock :: Threefish256 -> ByteString -> ByteString # buildKey :: ByteString -> Maybe Threefish256 # keyLength :: Tagged Threefish256 BitLength # ecb :: Threefish256 -> ByteString -> ByteString # unEcb :: Threefish256 -> ByteString -> ByteString # cbc :: Threefish256 -> IV Threefish256 -> ByteString -> (ByteString, IV Threefish256) # unCbc :: Threefish256 -> IV Threefish256 -> ByteString -> (ByteString, IV Threefish256) # ctr :: Threefish256 -> IV Threefish256 -> ByteString -> (ByteString, IV Threefish256) # unCtr :: Threefish256 -> IV Threefish256 -> ByteString -> (ByteString, IV Threefish256) # ctrLazy :: Threefish256 -> IV Threefish256 -> ByteString -> (ByteString, IV Threefish256) # unCtrLazy :: Threefish256 -> IV Threefish256 -> ByteString -> (ByteString, IV Threefish256) # cfb :: Threefish256 -> IV Threefish256 -> ByteString -> (ByteString, IV Threefish256) # unCfb :: Threefish256 -> IV Threefish256 -> ByteString -> (ByteString, IV Threefish256) # ofb :: Threefish256 -> IV Threefish256 -> ByteString -> (ByteString, IV Threefish256) # unOfb :: Threefish256 -> IV Threefish256 -> ByteString -> (ByteString, IV Threefish256) # cbcLazy :: Threefish256 -> IV Threefish256 -> ByteString -> (ByteString, IV Threefish256) # unCbcLazy :: Threefish256 -> IV Threefish256 -> ByteString -> (ByteString, IV Threefish256) # sivLazy :: Threefish256 -> Threefish256 -> [ByteString] -> ByteString -> Maybe ByteString # unSivLazy :: Threefish256 -> Threefish256 -> [ByteString] -> ByteString -> Maybe ByteString # siv :: Threefish256 -> Threefish256 -> [ByteString] -> ByteString -> Maybe ByteString # unSiv :: Threefish256 -> Threefish256 -> [ByteString] -> ByteString -> Maybe ByteString # ecbLazy :: Threefish256 -> ByteString -> ByteString # unEcbLazy :: Threefish256 -> ByteString -> ByteString # cfbLazy :: Threefish256 -> IV Threefish256 -> ByteString -> (ByteString, IV Threefish256) # unCfbLazy :: Threefish256 -> IV Threefish256 -> ByteString -> (ByteString, IV Threefish256) # ofbLazy :: Threefish256 -> IV Threefish256 -> ByteString -> (ByteString, IV Threefish256) # unOfbLazy :: Threefish256 -> IV Threefish256 -> ByteString -> (ByteString, IV Threefish256) #
Threefish Block256 Threefish256 Source #
Instance details Defined in Crypto.Threefish Methods threefishKey :: Tweak -> Block256 -> Threefish256 Source # threefishEncrypt :: Block256 -> Tweak -> Block256 -> Block256 Source # threefishDecrypt :: Block256 -> Tweak -> Block256 -> Block256 Source # toBlock :: ByteString -> Maybe Block256 Source # fromBlock :: Block256 -> ByteString Source #

type Key256 = Block256 Source #

data Block512 Source #

Instances

Instances details

Show Block512 Source #
Instance details Defined in Crypto.Threefish.Threefish512 Methods showsPrec :: Int -> Block512 -> ShowS # show :: Block512 -> String # showList :: [Block512] -> ShowS #
Serialize Block512 Source #
Instance details Defined in Crypto.Threefish.Threefish512 Methods put :: Putter Block512 # get :: Get Block512 #
Eq Block512 Source #
Instance details Defined in Crypto.Threefish.Threefish512 Methods (==) :: Block512 -> Block512 -> Bool # (/=) :: Block512 -> Block512 -> Bool #
Skein Block512 Source #
Instance details Defined in Crypto.Threefish.Skein Methods skeinMAC :: Block512 -> ByteString -> Block512 Source # skein :: ByteString -> Block512 Source #
Threefish Block512 Threefish512 Source #
Instance details Defined in Crypto.Threefish Methods threefishKey :: Tweak -> Block512 -> Threefish512 Source # threefishEncrypt :: Block512 -> Tweak -> Block512 -> Block512 Source # threefishDecrypt :: Block512 -> Tweak -> Block512 -> Block512 Source # toBlock :: ByteString -> Maybe Block512 Source # fromBlock :: Block512 -> ByteString Source #

data Threefish512 Source #

512 bit Threefish block cipher.

Instances

Instances details

Serialize Threefish512 Source #
Instance details Defined in Crypto.Threefish.Threefish512 Methods put :: Putter Threefish512 # get :: Get Threefish512 #
BlockCipher Threefish512 Source #
Instance details Defined in Crypto.Threefish.Threefish512 Methods blockSize :: Tagged Threefish512 BitLength # encryptBlock :: Threefish512 -> ByteString -> ByteString # decryptBlock :: Threefish512 -> ByteString -> ByteString # buildKey :: ByteString -> Maybe Threefish512 # keyLength :: Tagged Threefish512 BitLength # ecb :: Threefish512 -> ByteString -> ByteString # unEcb :: Threefish512 -> ByteString -> ByteString # cbc :: Threefish512 -> IV Threefish512 -> ByteString -> (ByteString, IV Threefish512) # unCbc :: Threefish512 -> IV Threefish512 -> ByteString -> (ByteString, IV Threefish512) # ctr :: Threefish512 -> IV Threefish512 -> ByteString -> (ByteString, IV Threefish512) # unCtr :: Threefish512 -> IV Threefish512 -> ByteString -> (ByteString, IV Threefish512) # ctrLazy :: Threefish512 -> IV Threefish512 -> ByteString -> (ByteString, IV Threefish512) # unCtrLazy :: Threefish512 -> IV Threefish512 -> ByteString -> (ByteString, IV Threefish512) # cfb :: Threefish512 -> IV Threefish512 -> ByteString -> (ByteString, IV Threefish512) # unCfb :: Threefish512 -> IV Threefish512 -> ByteString -> (ByteString, IV Threefish512) # ofb :: Threefish512 -> IV Threefish512 -> ByteString -> (ByteString, IV Threefish512) # unOfb :: Threefish512 -> IV Threefish512 -> ByteString -> (ByteString, IV Threefish512) # cbcLazy :: Threefish512 -> IV Threefish512 -> ByteString -> (ByteString, IV Threefish512) # unCbcLazy :: Threefish512 -> IV Threefish512 -> ByteString -> (ByteString, IV Threefish512) # sivLazy :: Threefish512 -> Threefish512 -> [ByteString] -> ByteString -> Maybe ByteString # unSivLazy :: Threefish512 -> Threefish512 -> [ByteString] -> ByteString -> Maybe ByteString # siv :: Threefish512 -> Threefish512 -> [ByteString] -> ByteString -> Maybe ByteString # unSiv :: Threefish512 -> Threefish512 -> [ByteString] -> ByteString -> Maybe ByteString # ecbLazy :: Threefish512 -> ByteString -> ByteString # unEcbLazy :: Threefish512 -> ByteString -> ByteString # cfbLazy :: Threefish512 -> IV Threefish512 -> ByteString -> (ByteString, IV Threefish512) # unCfbLazy :: Threefish512 -> IV Threefish512 -> ByteString -> (ByteString, IV Threefish512) # ofbLazy :: Threefish512 -> IV Threefish512 -> ByteString -> (ByteString, IV Threefish512) # unOfbLazy :: Threefish512 -> IV Threefish512 -> ByteString -> (ByteString, IV Threefish512) #
Threefish Block512 Threefish512 Source #
Instance details Defined in Crypto.Threefish Methods threefishKey :: Tweak -> Block512 -> Threefish512 Source # threefishEncrypt :: Block512 -> Tweak -> Block512 -> Block512 Source # threefishDecrypt :: Block512 -> Tweak -> Block512 -> Block512 Source # toBlock :: ByteString -> Maybe Block512 Source # fromBlock :: Block512 -> ByteString Source #

type Key512 = Block512 Source #

data Tweak Source #

Threefish tweak value. Please see the Skein specification for info on how to use this.

Constructors

Tweak !Word64 !Word64

Instances

Instances details

Show Tweak Source #
Instance details Defined in Crypto.Threefish.Common Methods showsPrec :: Int -> Tweak -> ShowS # show :: Tweak -> String # showList :: [Tweak] -> ShowS #
Serialize Tweak Source #
Instance details Defined in Crypto.Threefish.Common Methods put :: Putter Tweak # get :: Get Tweak #
Default Tweak Source #
Instance details Defined in Crypto.Threefish.Common Methods def :: Tweak #

parseHex :: String -> Maybe ByteString Source #

Parses a string of hexadecimal digits into a ByteString.

readHex :: Serialize a => String -> Maybe a Source #

Read any deserializable type from a hex string.

defaultTweak :: Tweak Source #

Default tweak when Threefish is used in CBC, CTR, etc. modes.

class Serialize a => Threefish a b | a -> b where Source #

Methods

threefishKey :: Tweak -> a -> b Source #

Create a Threefish key using a custom tweak value.

threefishEncrypt :: a -> Tweak -> a -> a Source #

Encrypt a block using the given key and tweak value.

threefishDecrypt :: a -> Tweak -> a -> a Source #

Decrypt a block using the given key and tweak value.

toBlock :: ByteString -> Maybe a Source #

Create an appropriately sized block.

fromBlock :: a -> ByteString Source #

Extract the contents of a block.

Instances

Instances details

Threefish Block256 Threefish256 Source #
Instance details Defined in Crypto.Threefish Methods threefishKey :: Tweak -> Block256 -> Threefish256 Source # threefishEncrypt :: Block256 -> Tweak -> Block256 -> Block256 Source # threefishDecrypt :: Block256 -> Tweak -> Block256 -> Block256 Source # toBlock :: ByteString -> Maybe Block256 Source # fromBlock :: Block256 -> ByteString Source #
Threefish Block512 Threefish512 Source #
Instance details Defined in Crypto.Threefish Methods threefishKey :: Tweak -> Block512 -> Threefish512 Source # threefishEncrypt :: Block512 -> Tweak -> Block512 -> Block512 Source # threefishDecrypt :: Block512 -> Tweak -> Block512 -> Block512 Source # toBlock :: ByteString -> Maybe Block512 Source # fromBlock :: Block512 -> ByteString Source #