On Mon, 13 Jan 2014 23:26:43 +0200
Nikos Balkanas <nikos.balkanas@eyeonix.com> wrote:

> I need to get a few traffic data bytes ~ 16 B from my dongle. libusb's bulk
> transfer and therefore rtlsdr_read_sync, will fail with -8 if used with
> less than 1024 B. Can anyone think of another way to read them? (async also
> uses libusb's fill_bulk_transfer :-()

AFAIK, usbfs has no such limitation inherently and in fact I have
transferred arbitrary amounts, for example in printer drivers.
So you can go directly to usbfs if that helps.

-- Pete