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Date:	Wed, 26 Jun 2013 15:04:13 -0400
From:	Christopher Faylor <cgf-use-the-mailinglist-please AT cygwin DOT com>
To:	cygwin AT cygwin DOT com
Subject:	Re: Is there SCSI ioctl() support in cygwin? Where is sg.h?
Message-ID:	<20130626190413.GC3127@ednor.casa.cgf.cx>
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References:	<51CADF24 DOT 4090200 AT bracketfire DOT com> <20130626153051 DOT GE6966 AT calimero DOT vinschen DOT de>
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On Wed, Jun 26, 2013 at 05:30:51PM +0200, Corinna Vinschen wrote:
>On Jun 26 08:31, Peter Allen wrote:
>> I've searched the archives and the net and haven't found any
>> information about using ioctl() to send commands to a SCSI disk.
>> 
>> I'm porting an application that needs structures defined in sg.h,
>> (sg_io_hdr_t) but can't find that header in any cygwin package.
>> 
>> Is there support for this in cygwin?
>
>No, sorry, there isn't.  While Windows offers SCSI passthrough
>capability using some DeviceIoControl control code, we don't support the
>/dev/sg* devices and the translation from sg to underlying Windows
>device.
>
>I played with the SCSI passthrough stuff a couple years ago.  I'd say,
>the real problem is not to support passthrough, but the device
>translation.  There's pretty certainly a way to offer that, but off the
>top of my head I don't know how to.
>
>Adding a Cygwin fhandler for sg devices and SCSI passthrough would
>probably be a nice side project for somebody who's interested in this
>stuff.  It wouldn't really collide with anything which is already
>implemented.

So when, exactly, do you expect to have this implemented then?  Next
Thursday?

cgf

(I'm here all week folks.  Tip your busboys)

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