Fingerprint

ghc-8.0.1: The GHC API

Safe Haskell | Safe
Language | Haskell2010

Fingerprint

Synopsis

- data Fingerprint :: * = Fingerprint ~Word64 ~Word64
- fingerprint0 :: Fingerprint
- readHexFingerprint :: String -> Fingerprint
- fingerprintData :: Ptr Word8 -> Int -> IO Fingerprint
- fingerprintString :: String -> Fingerprint
- getFileHash :: FilePath -> IO Fingerprint

# Documentation

data Fingerprint :: * Source #

Constructors

Fingerprint ~Word64 ~Word64 |

Instances

Eq Fingerprint |
Methods (==) :: Fingerprint -> Fingerprint -> Bool # (/=) :: Fingerprint -> Fingerprint -> Bool #
Ord Fingerprint |
Methods compare :: Fingerprint -> Fingerprint -> Ordering # (<) :: Fingerprint -> Fingerprint -> Bool # (<=) :: Fingerprint -> Fingerprint -> Bool # (>) :: Fingerprint -> Fingerprint -> Bool # (>=) :: Fingerprint -> Fingerprint -> Bool # max :: Fingerprint -> Fingerprint -> Fingerprint # min :: Fingerprint -> Fingerprint -> Fingerprint #
Show Fingerprint |
Methods showsPrec :: Int -> Fingerprint -> ShowS Source # show :: Fingerprint -> String Source # showList :: [Fingerprint] -> ShowS Source #
Storable Fingerprint |
Methods sizeOf :: Fingerprint -> Int Source # alignment :: Fingerprint -> Int Source # peekElemOff :: Ptr Fingerprint -> Int -> IO Fingerprint Source # pokeElemOff :: Ptr Fingerprint -> Int -> Fingerprint -> IO () Source # peekByteOff :: Ptr b -> Int -> IO Fingerprint Source # pokeByteOff :: Ptr b -> Int -> Fingerprint -> IO () Source # peek :: Ptr Fingerprint -> IO Fingerprint Source # poke :: Ptr Fingerprint -> Fingerprint -> IO () Source #
Binary Fingerprint | Since: 0.7.6.0
Methods put :: Fingerprint -> Put Source # get :: Get Fingerprint Source # putList :: [Fingerprint] -> Put Source #
Outputable Fingerprint # |
Methods ppr :: Fingerprint -> SDoc # pprPrec :: Rational -> Fingerprint -> SDoc #
Binary Fingerprint # |
Methods put_ :: BinHandle -> Fingerprint -> IO () # put :: BinHandle -> Fingerprint -> IO (Bin Fingerprint) # get :: BinHandle -> IO Fingerprint #

fingerprint0 :: Fingerprint Source #

readHexFingerprint :: String -> Fingerprint #

fingerprintData :: Ptr Word8 -> Int -> IO Fingerprint Source #

fingerprintString :: String -> Fingerprint Source #

getFileHash :: FilePath -> IO Fingerprint Source #

Computes the hash of a given file. This function loops over the handle, running in constant memory.

Since: 4.7.0.0