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Date:   Sun, 6 Oct 2019 13:17:00 +0200
From:   Pali =?utf-8?B?Um9ow6Fy?= <pali.rohar@gmail.com>
To:     Luiz Augusto von Dentz <luiz.dentz@gmail.com>
Cc:     Pasi =?utf-8?B?S8Okcmtrw6RpbmVu?= <pasik@iki.fi>,
        "linux-bluetooth@vger.kernel.org" <linux-bluetooth@vger.kernel.org>
Subject: Re: [PATCH BlueZ 1/4] doc/media-api: Add RegisterApplication method
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On Sunday 06 October 2019 14:14:18 Luiz Augusto von Dentz wrote:
> Hi Pali,
>=20
> On Sun, Oct 6, 2019 at 1:56 PM Pali Roh=C3=A1r <pali.rohar@gmail.com> wro=
te:
> >
> > On Sunday 06 October 2019 13:53:37 Luiz Augusto von Dentz wrote:
> > > Hi Pali,
> > >
> > > On Sun, Oct 6, 2019 at 1:05 PM Pali Roh=C3=A1r <pali.rohar@gmail.com>=
 wrote:
> > > >
> > > > On Thursday 03 October 2019 21:18:55 Pasi K=C3=A4rkk=C3=A4inen wrot=
e:
> > > > > Hi,
> > > > >
> > > > > On Thu, Aug 29, 2019 at 10:05:13PM +0200, Pali Roh=C3=A1r wrote:
> > > > > > On Thursday 29 August 2019 15:57:34 Pasi K=C3=A4rkk=C3=A4inen w=
rote:
> > > > > > > Pali: How does it look with porting the PA patches to use the=
 new interfaces?
> > > > > >
> > > > > > Hello, I have not had a time yet to play with these pulseaudio =
patches
> > > > > > and porting to the new interface. I guess that I could have mor=
e free
> > > > > > time in the last week of next month.
> > > > > >
> > > > >
> > > > > It seems BlueZ 5.51 has been released meanwhile (http://www.bluez=
=2Eorg/release-of-bluez-5-51/)
> > > > > So now at least the new interfaces are in a released bluez versio=
n.
> > > >
> > > > Ok! Today I have looked at this new Bluez API, but seems that there=
 is
> > > > not only missing some examples or usages with libdbus-1, but also
> > > > documentation. I have tried to find something how to register endpo=
ints
> > > > throw GetManagedObjects() via libdbus-1, but seems that there is no
> > > > usage of it and also unusable documentation for it in libdbus-1. So
> > > > currently I'm stuck how to use this exotic API in pulseaudio...
> > >
> > > It is just another D-Bus method, the only difference is that it
> > > carries the entire object tree, btw I did add an example of how to
> > > register Endpoints in python:
> > >
> > > https://git.kernel.org/pub/scm/bluetooth/bluez.git/tree/test/example-=
endpoint
> >
> > Now I found this python example and currently I'm doing observations and
> > "reverse-engineering" how it is working and how this example behaves on
> > D-Bus. I think I understood it now.
>=20
> One important detail is that RegisterApplication shall not block since
> the daemon will call GetManagedObjects the D-Bus mainloop must be able
> to process messages.

Ok. I'm already using non-blocking / async processing as blocking
variants can cause more problems in event-orientated applications.

> > > You can also have a look at how our gdbus internal library (uses
> > > libdbus) utilize it:
> > >
> > > https://git.kernel.org/pub/scm/bluetooth/bluez.git/tree/gdbus/client.=
c#n1269
> > >
> >
> > --
> > Pali Roh=C3=A1r
> > pali.rohar@gmail.com
>=20
>=20
>=20

--=20
Pali Roh=C3=A1r
pali.rohar@gmail.com

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