[libvirt] devAlias correct parsing

[Daniel P. Berrange]

On Wed, Feb 17, 2016 at 04:20:58PM +0300, Alexander Burluka wrote:
> Hello,
> 
> I would be grateful if you help me with next thing:
> I've successfully subscribed on VIR_DOMAIN_EVENT_ID_TRAY_CHANGE event in my
> application (QEMU based).
> It perfectly works and returns to me an device alias (e.g.
> "drive-scsi0-0-1-0").
> Of course I can split this string by delimiter '-'. However, I've found
> private virDomainDefFindDevice function within libvirt and
> seems that its make correct parsing. How can I use it in my code?

You should not need to parse these strings at all. The alias in any
event is supposed to match the <alias> against the corresponding
device in the XML. You should treat them as opaque strings.

Regards,
Daniel
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