[fpc-pascal] SNAPI Driver and USB HID

[Henry Vermaak]

On 6 September 2010 18:07, Johann Glaser <Johann.Glaser at gmx.at> wrote:
> Hi!
>
> I've bought a barcode scanner (Symbol MS4407) with an USB interface and
> want to use that with Linux. Unfortunately Motorola (who bought Symbol a
> few years ago) do not provide Linux drivers and also do not provide USB
> protocol documentation, even after some pushy support questions.
>
> For Windows they provide a SNAPI DLL plus a .h file. Does anybody know a
> Linux version of the SNAPI driver, preferably written in FreePascal?
>
> As I'm not very confident that such a driver does exist, I've also
> evaluated the USB descriptors and such stuff. The scanner offers an USB
> HID class interface. Some search in this mailing list archives reveals,
> that Jonas pointed to a freelance job to provide some USB HID reader on
> 2009-07-21 and 2009-09-16. Are there any (freely) available results from
> these jobs? Does anybody else have information on how to use the
> Linux /dev/hid... stuff with Pascal? Or how to work with the USB HID
> descriptor stuff?

I know about libhid, maybe that helps?

Henry