Hello Dianne, I have a question related to this. Is it possible to use
sharedUserId=android.uid.system in combination with (re-)signing a
(newly) built Android and the app with the same key to achieve having
more permissions for an app?

Thanks in advance.


On 26 mrt, 22:10, Dianne Hackborn <hack...@android.com> wrote:
> You can't as a third party application (in fact you can't at all without
> hacking the platform or possibly running in factory test mode).  Modifying
> the platform is more appropriate for android-porting.
>
> On Fri, Mar 26, 2010 at 5:22 AM, manjunath <phc2h5nh3.ma...@gmail.com>wrote:
>
>
>
>
>
> > Hi,
>
> > I want to run a application as root to check one of my API
> > functionality. I know that Android won't permit applications with root
> > access i.e. setting UID = 0.  Can anyone provide a hack so that I can
> > run my application as root.
>
> > I saw in Process.java file that FIRST_APPLICATION_UID is set to 10000
> > and so on. If I set it to 0 my homescreen doesn't come up.
> > Can anyone tell me where this security check is done.
>
> > I also want to know the actual flow for any application to run on
> > android.
>
> > Thanks,
> > Manjunath
>
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> --
> Dianne Hackborn
> Android framework engineer
> hack...@android.com
>
> Note: please don't send private questions to me, as I don't have time to
> provide private support, and so won't reply to such e-mails.  All such
> questions should be posted on public forums, where I and others can see and
> answer them.

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