Glitch-free iTunes?

Maarten Lankhorst m.b.lankhorst at
Tue Jul 5 08:17:31 CDT 2011


On 07/05/2011 10:49 AM, Charles Davis wrote:
> On 7/5/11 2:23 AM, Damjan Jovanovic wrote:
>> On Tue, Jul 5, 2011 at 10:13 AM, Stefan Dösinger <stefandoesinger at> wrote:
>>> Do we need full-fledged support for USB drivers for iTunes? I've been told in
>>> the past that all we need to do is properly report the new USB drive to iTunes
>>> when an iPod is attached, and can leave the USB mass storage handling to the
>>> Linuy OS. Of course "properly reporting" isn't as simple as creating a drive
>>> letter and setting its type to USB drive.
>>> I'm sorry to interrupt this nice project management discussion by throwing in
>>> a technical question :-)
>> It used to work that way, but Dan Kegel's analysis of a recent version
>> of iTunes seems to indicate it now pulls in USBD.SYS. Maybe they
>> changed it or maybe they now do direct USB I/O in addition to going
>> through the mass storage interface?
> I have a Mac, and an iPod Touch. When I plug the iPod in, it doesn't
> show up as an external disk in the Finder. So on Mac, iTunes definitely
> does direct USB I/O. It's probably safe to assume it does on Windows, too.
There are 2 ways really. Old ipods used usb mass storage which I had working at 1 point, but in a hacky way. ipod touch and iphone need direct usb, which never worked.


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