#if __GLASGOW_HASKELL__ >= 701 {-# LANGUAGE Safe #-} #endif module Foreign.Marshal.Utils ( -- * General marshalling utilities -- ** Combined allocation and marshalling -- with, -- :: Storable a => a -> (Ptr a -> IO b) -> IO b new, -- :: Storable a => a -> IO (Ptr a) -- ** Marshalling of Boolean values (non-zero corresponds to 'True') -- fromBool, -- :: Num a => Bool -> a toBool, -- :: Num a => a -> Bool -- ** Marshalling of Maybe values -- maybeNew, -- :: ( a -> IO (Ptr a)) -- -> (Maybe a -> IO (Ptr a)) maybeWith, -- :: ( a -> (Ptr b -> IO c) -> IO c) -- -> (Maybe a -> (Ptr b -> IO c) -> IO c) maybePeek, -- :: (Ptr a -> IO b ) -- -> (Ptr a -> IO (Maybe b)) -- ** Marshalling lists of storable objects -- withMany, -- :: (a -> (b -> res) -> res) -> [a] -> ([b] -> res) -> res -- ** Haskellish interface to memcpy and memmove -- | (argument order: destination, source) -- copyBytes, -- :: Ptr a -> Ptr a -> Int -> IO () moveBytes, -- :: Ptr a -> Ptr a -> Int -> IO () ) where import "base" Foreign.Marshal.Utils