{-# LANGUAGE CPP #-}
#if __GLASGOW_HASKELL__ >= 702
{-# LANGUAGE Trustworthy #-}
#endif
module Data.ByteString.Base64.URL
(
encode
, decode
, decodeLenient
, joinWith
) where
import Data.ByteString.Base64.Internal
import qualified Data.ByteString as B
import Data.ByteString.Internal (ByteString(..))
import Data.Word (Word8)
import Foreign.ForeignPtr (ForeignPtr)
encode :: ByteString -> ByteString
encode :: ByteString -> ByteString
encode = EncodeTable -> ByteString -> ByteString
encodeWith (ByteString -> EncodeTable
mkEncodeTable ByteString
alphabet)
decode :: ByteString -> Either String ByteString
decode :: ByteString -> Either String ByteString
decode = ForeignPtr Word8 -> ByteString -> Either String ByteString
decodeWithTable ForeignPtr Word8
decodeFP
decodeLenient :: ByteString -> ByteString
decodeLenient :: ByteString -> ByteString
decodeLenient = ForeignPtr Word8 -> ByteString -> ByteString
decodeLenientWithTable ForeignPtr Word8
decodeFP
alphabet :: ByteString
alphabet :: ByteString
alphabet = [Word8] -> ByteString
B.pack ([Word8] -> ByteString) -> [Word8] -> ByteString
forall a b. (a -> b) -> a -> b
$ [65..90] [Word8] -> [Word8] -> [Word8]
forall a. [a] -> [a] -> [a]
++ [97..122] [Word8] -> [Word8] -> [Word8]
forall a. [a] -> [a] -> [a]
++ [48..57] [Word8] -> [Word8] -> [Word8]
forall a. [a] -> [a] -> [a]
++ [45,95]
{-# NOINLINE alphabet #-}
decodeFP :: ForeignPtr Word8
PS decodeFP :: ForeignPtr Word8
decodeFP _ _ = [Word8] -> ByteString
B.pack ([Word8] -> ByteString) -> [Word8] -> ByteString
forall a b. (a -> b) -> a -> b
$ Int -> Word8 -> [Word8]
forall a. Int -> a -> [a]
replicate 45 Word8
forall a. Integral a => a
x [Word8] -> [Word8] -> [Word8]
forall a. [a] -> [a] -> [a]
++ [62,Word8
forall a. Integral a => a
x,Word8
forall a. Integral a => a
x] [Word8] -> [Word8] -> [Word8]
forall a. [a] -> [a] -> [a]
++ [52..61] [Word8] -> [Word8] -> [Word8]
forall a. [a] -> [a] -> [a]
++ [Word8
forall a. Integral a => a
x,Word8
forall a. Integral a => a
x,
Word8
forall a. Integral a => a
x,Word8
forall a. Integral a => a
done,Word8
forall a. Integral a => a
x,Word8
forall a. Integral a => a
x,Word8
forall a. Integral a => a
x] [Word8] -> [Word8] -> [Word8]
forall a. [a] -> [a] -> [a]
++ [0..25] [Word8] -> [Word8] -> [Word8]
forall a. [a] -> [a] -> [a]
++ [Word8
forall a. Integral a => a
x,Word8
forall a. Integral a => a
x,Word8
forall a. Integral a => a
x,Word8
forall a. Integral a => a
x,63,Word8
forall a. Integral a => a
x] [Word8] -> [Word8] -> [Word8]
forall a. [a] -> [a] -> [a]
++ [26..51] [Word8] -> [Word8] -> [Word8]
forall a. [a] -> [a] -> [a]
++ Int -> Word8 -> [Word8]
forall a. Int -> a -> [a]
replicate 133 Word8
forall a. Integral a => a
x
{-# NOINLINE decodeFP #-}
x :: Integral a => a
x :: a
x = 255
{-# INLINE x #-}