Hi Vijay,
On Tue, Oct 4, 2011 at 10:59 AM, Vijaykumar Dadmode
<Vijaykumar.Dadmode@xxxxxxx> wrote:
> Hi,
>
> This post contains a proposal for the DBUS GATT API(Gatt CLIENT) that enhances the existing GATT
> functionality provided by DBUS APIs interface. Which include Methods,Signals and Properties.
> Could you please provide your comments and feedback for the same? Or we need more APIs to cover all GATT Client functionality?
>
> . RegisterCharacteristicsWatcher can be used to monitor specific Characteristic change.
> . PropertyChanged Signal for the SetProperty().
> . ServiceChanged and CharacteristicChanged Signal for Service or Characteristic changes on the server.
> . New Properties for Permissions and remaining Characteristic Descriptors.
>
> PFA the updated document "new-attribute-api.txt".
>
> Proposed New API:
>
> Device Characteristic hierarchy
> ===============================
> Service org.bluez
> Interface org.bluez.Characteristic
> Object path [prefix]/{hci0}/{device0}/{service0}/{characteristic0,...}
>
> Methods:
> RegisterCharacteristicsWatcher(object agent)
> Register a watcher to monitor characteristic changes.
> A watcher will be registered for the specific characteristic and will
> notify about any changed characteristics.
Is it really necessary? I thought registering a watcher at service
"level" was enough.
> Signals:
> PropertyChanged(string name, variant value)
> This signal indicates a changed value of the given
> property.
>
> ServiceChanged (dict values)
> This signal indicates service added on server.
Could you please explain the relation between this property and
Service Changed characteristic(Generic Attribute Profile Service)?
In my opinion, it is a service property instead of characteristic property.
>
> CharacteristicChanged (dict values)
> This signal indicates characteristic added on server.
>
> Properties:
> uint8 Property [readonly]
> The characteristic property, format defined by GATT spec.
>
> uint16 Configuration [readonly]
> Optional field containing the configuration value on the server.
Read only? CCC can be writeable right?
BR,
Claudio.
>
> uint16 Extended [readonly]
> The characteristic descriptor describing
> the additional Characteristic Properties.
>
> uint16 Aggregate [readonly]
> Optional Characteristic descriptor which defines the
> format of an aggregated Characteristic Value.
>
> uint16 Custom [readonly]
> Optional Characteristic descriptor which defines profile defined descriptor UUID's.
>
>
> Thanks,
> Vijay
>
>
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