Foreign.ForeignPtr.Aligned

A properly aligned ForeignPtr type. This can be currently achieved only by wasting some bytes.

Documentation

data AlignedForeignPtr a

The aligned ForeignPtr type

Instances

Show (AlignedForeignPtr a)

data Alignment

Should be a power of two.

Instances

Show Alignment

align :: Int -> Alignment

A "smart" constructor which checks whether the input is a power of two.

fromAlignment :: Alignment -> Int

mallocAlignedForeignPtr :: Storable a => Alignment -> IO (AlignedForeignPtr a)

mallocAlignedForeignPtrArray :: Storable a => Alignment -> Int -> IO (AlignedForeignPtr a)

mallocAlignedForeignPtrBytes :: Alignment -> Int -> IO (AlignedForeignPtr a)

withAlignedForeignPtr :: AlignedForeignPtr a -> (Ptr a -> IO b) -> IO b

finalizeAlignedForeignPtr :: AlignedForeignPtr a -> IO ()

touchAlignedForeignPtr :: AlignedForeignPtr a -> IO ()

castAlignedForeignPtr :: AlignedForeignPtr a -> AlignedForeignPtr b