UDSEntry compression ideas

[Mark]

On Thu, Sep 19, 2013 at 10:42 AM, Todd <toddrjen at gmail.com> wrote:

>
> On Sep 18, 2013 11:51 PM, "David Faure" <faure at kde.org> wrote:
> >
> > On Tuesday 17 September 2013 13:58:25 Todd wrote:
> > > Do we need the UID and GID?  Can we just store whether the file is
> > > readable, writable, and executable? That would be three bools rather
> than
> > > two ints.
> >
> > See the property dialog, this info appears there for instance.
> > I assume it can also be shown as an extra column in dolphin?
> > Use lxr.kde.org to find all other users, if any.
> >
> > If it's just the props dialog then we could imagine returning that in
> stat and
> > not in listDir though. And then stating from the props dialog (it
> currently
> > gets it from the directory listing, when created with a kfileitem from
> there).
>
> Yes, it can be shown in the file properties and info panel, but those
> aren't needed during the directory loading.   It can also be shown in
> details view and below the file in icon view, but that can be lazy loaded.
>
> In terms of low-level stuff needed during directory loading, I think the
> permissions should be enough.
>
I'm not sure, but the device id is an int right now, right? In that case i
doubt that a device id will ever be as big as an int: 2147483647
Can't we just steal 3 bits there and use it for read, write and executable?

-- i haven't looked anything up in this area! --
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