do_ioctl of net_devce and .private entry point of iw_handler_def

On Tue, Dec 26, 2006 at 05:02:47PM +0530, rasmit.ranjanwipro.com
wrote:
>  I have a doubt regarding the do_ioctl entry point of
net_device
>  structure and .private entry point of iw_handler_def
structure. I
>  went through the wireless drivers in Linux. Some of
them have
>  implemented do_ioctl entry point of net_device
structure to define
>  their private IOCTLS ( from SIOCIWFIRSTPRIV to
SIOCIWFIRSTPRIV+31)
>  where some drivers have used .private entry point of
iw_handler_def
>  structure for the same. So are these two interfaces
for private
>  IOCTLs same ?

No, they are not the same.  the '.private' entry point for
IW_HANDLER is 
for so-called "private wireless extensions". 
linux-wlan-ng does not 
implemnet anything this way; instead it uses the standard
linux 
ioctl handler to handle its own private ioctls, via the
p80211msg 
framework.

 - Solomon
-- 
Solomon Peachy                        solomonlinux-wlan.com
AbsoluteValue Systems                 http://www.linux-wlan.com
721-D North Drive                     +1 (321) 259-0737 
(office)
Melbourne, FL 32934                   +1 (321) 259-0286 
(fax)
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