Re: [Bluez-devel] handsfree or headset support on pc

["andrey larin" <ubergitler@gmail.com>]

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here is one of the moment
did i must bind rfcomm to phone channel where the serial port is shown or to
where the audio gateway is shown ?

2007/9/14, robert <rbscott@cadvium.net>:
>
> I am not sure if that will work, unless the phone recognizes your computer
> as a handsfree device.  Normally there is a step in the phone where you have
> to add a handsfree device, and then you have to go through a handshake on
> that channel.
> Also, make sure that you are connecting to the correct channel.  If you
> run
>
> >sdptool browse <bluetooth address of phone>
>
> One should look like
> Service Name: Handsfree Voice Gateway
> Service Description: Handsfree Voice Gateway
> Service Provider: /a/mobile/system/cl.gif
> Service RecHandle: 0x10007
> Service Class ID List:
>   "Handfree Audio Gateway" (0x111f)
>   "Generic Audio" (0x1203)
> Protocol Descriptor List:
>   "L2CAP" (0x0100)
>   "RFCOMM" (0x0003)
>     Channel: 7
> Language Base Attr List:
>   code_ISO639: 0x656e
>   encoding:    0x6a
>   base_offset: 0x100
>   code_ISO639: 0x6672
>   encoding:    0x6a
>   base_offset: 0xc800
>   code_ISO639: 0x6573
>   encoding:    0x6a
>   base_offset: 0xc803
>   code_ISO639: 0x7074
>   encoding:    0x6a
>   base_offset: 0xc806
> Profile Descriptor List:
>   "Handsfree" (0x111e)
>     Version: 0x0101
>
> You have to connect to (or bind in your case) to rfcomm channel 7 (in this
> example).  Otherwise, the phone will not recognize that you are trying to
> connect as a headset.
>
> Second, you have to complete the handshake defined inside of the bluetooth
> headset profile.  Once again, otherwise the phone will not recognize you as
> a headset.
>
> There are a lot of little gotchas like this that are kind of hard to track
> down.  Once I figure them all out, I hope to write an article on my site,
> alongside of the code I release.
>
> cheers,
> --robert
>
> On Sep 14, 2007, at 10:48 AM, andrey larin wrote:
>
> well the things i want to make samethin like phonecontrol.net in windows
>
> for managing telephone and other there is a good tool gammu
>
> and when the call comes or maked i want to establish audio connection
>
> so i want to make it work after HF profile is registred and listening
> service is running
> as i understand the audio is channelles
>
> the listening service is the goal
>
>
>
> 2007/9/14, andrey larin <ubergitler@gmail.com>:
> >
> > well
> > what i do..
> > in gentoo and testing 2 phones SonyEricsson-w800 and Nokia 5200
> >
> > install bluez
> >
> > registered HF service using sdptool
> >
> > using hcitool and sdptool
> > finding phone and it rfcomm channel
> > on phone i set that my pc is can always connect to phone
> > binding using rfcomm to /dev/rfcomm0
> > and just using minicom
> >
> > i even make a stupid script in bash to connect to rfcomm on phone
> >
> > when the ring comes i try at command to request audio channel
> >
> > but nothing
> >
> > maybe same thing foget to tell
> >
> > 2007/9/14, robert < rbscott@cadvium.net>:
> > >
> > > Hello Andrey,
> > >
> > > let me back up for a second and ask how you are trying to access the
> > > handsfree?
> > >
> > > Is the phone paired with your computer?
> > > Is the phone paired with your computer as a Handsfree device?
> > > What kind of phone are you using?
> > > For your RFCOMM channel, are you connecting to the channel  channel
> > > are you connecting to on the phone?
> > > How are you handing the RFCOMM processing?
> > >
> > > I left out some steps about Service Discovery and Pairing that I
> > > assumed you already completed.
> > >
> > > --robert
> > >
> > > On Sep 14, 2007, at 12:39 AM, andrey larin wrote:
> > >
> > > > i try to do something similar but
> > > > last time a wrote programs was wery long ago so
> > > > i don't understud your code in proper :((
> > > > but i tried to do as you say
> > > >
> > > > and nothing happens
> > > >
> > > > coud you explain what your code exactly do ?
> > > >
> > > >
> > >
> > >
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