Re: [fuse-devel] ioctl?

[Allen P. <pul...@co...>]

> Ioctl is a broken interface because the third argument is 
> unstructured data.  It may be an integer value, or it may be 
> a pointer to a structure of unknown length or it may be a 
> structure with pointers to other structures.  Also it may be 
> an input, output or both.  because of this it's basically 
> impossible to implement a fuse interface for it.

Or you could simply decide what the 3rd arg should be for the purposes of a
FUSE ioctl.  Maybe a pointer to an input/output buffer where the first int
is the buffer length?  Then it would no longer do anything and everything,
but it would be able to do some useful things.