Re: [racket] FFI for struct that wraps around char array

Hi, Version with conversion to/from string: (define (_string/locale/len n) ; n - bytes, not characters (make-ctype (make-array-type _byte n) ;->C (lambda (in) (cond [(not in) (make-bytes n)] [(s

[racket] FFI for struct that wraps around char array

Hello, I'm trying to make racket bindings for libgphoto2. Its API uses CameraText struct for outputting strings, which just wraps char array. My first attempt was: (define _Camera-ptr (_cpointer 'Camera)) (define _CameraText-ptr (_cpointer 'CameraText)) (define-gphoto gp_camera_get_about (_f