Re: [ANNOUNCE] RNDIS Gadget Driver
From: David Brownell
Date: Fri Mar 26 2004 - 10:46:49 EST
David Woodhouse wrote:
Out of interest -- have they (or has anyone else) invented a 'file
system' USB device yet? For exporting some file systems, pretending to
be a block device really isn't very useful.
There's a file system protocol used by many digital still cameras,
which isn't actually camera-specific. Not MSFT-specific either.
Originally called "Picture Transfer Protocol" (PTP) it's actually
more of a remote hierarchical filesystem protocol ... with an event
channel (handy for "new picture" or "inserted new flash memory")
and some built-in search capabilities ("what JPGs do you have").
The strangest capability was a file type tag, which isn't actually
As with RNDIS, and USB Mass Storage, I understand that support for
PTP is part of MS-Windows since about Win2K. So a PTP gadget
driver would probably be a useful contribution to Linux.
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