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Thread: do_ioctl of net_devce and .private entry point of iw_handler_def




do_ioctl of net_devce and .private entry point of iw_handler_def
user name
2007-01-05 05:49:46
Thanks Peachy.
we have a range 8BE0-8BEF for the private IOCTLs as mnetioned in wireless.h file.
Is this range for .private entry point or .do_ioctl entry point ?? The only problem is If I implement 32 IOCTLs in .do_ioctl entry point of net_device structure, then will I be able to implement any IOCTLs in .private entry point ??
This is confusing as iwpriv wireless extension application uses the IOCTLs defined in .private entry point.
Please reply.
 
Thanks,
Rasmit 
 
From: Solomon Peachy [mailto:solomonlinux-wlan.com]
Sent: Thu 1/4/2007 7:39 PM
To: Rasmit Ranjan (WT01 - Semiconductors & Consumer Electronics)
Cc: linux-wlan-userlists.linux-wlan.com
Subject: Re: [lwlan-user] 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
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