Custom fcntl call in Win32?

Volker Lendecke Volker.Lendecke at SerNet.DE
Fri Sep 16 15:08:46 GMT 2005

On Fri, Sep 16, 2005 at 11:59:41PM +1000, tridge at wrote:
> You should be able to make a DeviceIoControl() with an arbitrary
> dwIoControlCode. In Samba that should turn up as a 'ntioctl' call. See
> torture_set_sparse() for an example in our client code.

Hmmm. Does not work. If you put in arbitrary values for dwIoControlCode they
don't show up in Filemon and not remotely. For example if I issue
FSCTL_GET_COMPRESSION then it shows up, but most other values I tried don't.

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