Re: [PATCH BlueZ 1/5] doc/advertising-api: Add Flags property

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Hi Luiz,

>>> This adds Flags which the application can use in case it want to set
>>> it own flags.
>>> 
>>> Note: This would allow for example an application to advertise as
>>> discoverable even if the adapter is not discoverable which may be
>>> required by dual-mode as it may not require BR/EDR to be discoverable.
>>> ---
>>> doc/advertising-api.txt | 15 +++++++++++++++
>>> 1 file changed, 15 insertions(+)
>>> 
>>> diff --git a/doc/advertising-api.txt b/doc/advertising-api.txt
>>> index eef98ad91..4e015f282 100644
>>> --- a/doc/advertising-api.txt
>>> +++ b/doc/advertising-api.txt
>>> @@ -78,6 +78,21 @@ Properties string Type
>>>                              <Transport Discovery> <Organization
> Flags...>
>>>                              0x26                   0x01
> 0x01...
>>> 
>>> +             array{byte} Flags [Experimental]
>>> +
>>> +                     Advertising Flags to include. When present this
> will
>>> +                     override existing flags such as Discoverable.
>>> +
>>> +                     Note: This property shall not be set when Type is
> set
>>> +                     to broadcast.
>>> +
>>> +                     Possible value:
>>> +                             bit 0 - LE Limited Discoverable Mode
>>> +                             bit 1 - LE General Discoverable Mode
>>> +                             bit 2 - BR/EDR Not Supported
>>> +                             bit 3 - Simultaneous LE and BR/EDR
> (Controller)
>>> +                             bit 4 - Simultaneous LE and BR/EDR (Host)
>>> +
> 
>> I think this is the wrong approach. Exposing this low-level part is just
> giving an API to circumvent and violate the Bluetooth spec. You are
> inviting apps to create bad advertising data. So NAK.
> 
> Then we should find some alternative, perhaps only allow certain flags to
> be set this way or change the property to just Discoverable.

I would just add a single property Discoverable that maps to General Discoverable Mode. If you want to get extra credits, then adding DiscoverableTimeout (like we have in adapter-api.txt) would allow to switch it back from discoverable to connectable.

Regards

Marcel

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