{-# LANGUAGE FlexibleInstances, FlexibleContexts, TypeFamilies, MultiParamTypeClasses, OverlappingInstances, IncoherentInstances #-} module HROOT.Core.TSystem.Cast where import Foreign.Ptr import FFICXX.Runtime.Cast import System.IO.Unsafe import HROOT.Core.TSystem.RawType import HROOT.Core.TSystem.Interface instance (ITSystem a, FPtr a) => Castable (a) (Ptr RawTSystem) where cast :: forall r. a -> (Ptr RawTSystem -> IO r) -> IO r cast a x Ptr RawTSystem -> IO r f = Ptr RawTSystem -> IO r f (Ptr (Raw a) -> Ptr RawTSystem forall a b. Ptr a -> Ptr b castPtr (a -> Ptr (Raw a) forall a. FPtr a => a -> Ptr (Raw a) get_fptr a x)) uncast :: forall r. Ptr RawTSystem -> (a -> IO r) -> IO r uncast Ptr RawTSystem x a -> IO r f = a -> IO r f (Ptr (Raw a) -> a forall a. FPtr a => Ptr (Raw a) -> a cast_fptr_to_obj (Ptr RawTSystem -> Ptr (Raw a) forall a b. Ptr a -> Ptr b castPtr Ptr RawTSystem x)) instance () => Castable (TSystem) (Ptr RawTSystem) where cast :: forall r. TSystem -> (Ptr RawTSystem -> IO r) -> IO r cast TSystem x Ptr RawTSystem -> IO r f = Ptr RawTSystem -> IO r f (Ptr RawTSystem -> Ptr RawTSystem forall a b. Ptr a -> Ptr b castPtr (TSystem -> Ptr (Raw TSystem) forall a. FPtr a => a -> Ptr (Raw a) get_fptr TSystem x)) uncast :: forall r. Ptr RawTSystem -> (TSystem -> IO r) -> IO r uncast Ptr RawTSystem x TSystem -> IO r f = TSystem -> IO r f (Ptr (Raw TSystem) -> TSystem forall a. FPtr a => Ptr (Raw a) -> a cast_fptr_to_obj (Ptr RawTSystem -> Ptr RawTSystem forall a b. Ptr a -> Ptr b castPtr Ptr RawTSystem x))