libusb_log_cbFunction typedef
libusb_log_cbFunction =
Void Function(Pointer<libusb_context> ctx, UnsignedInt level, Pointer<Char> str)
Implementation
typedef libusb_log_cbFunction = ffi.Void Function(
ffi.Pointer<libusb_context> ctx,
ffi.UnsignedInt level,
ffi.Pointer<ffi.Char> str);