2023-09-19 19:59:29

by Vibhav Pant

[permalink] [raw]
Subject: [PATCH BlueZ]: adapter: Add Version and Manufacturer props to org.bluez.Adapter1.

From: Vibhav Pant <[email protected]>

This allows DBus clients to find an adapter's version and
manufacturer company code without querying the management API.

Signed-off-by: Vibhav Pant <[email protected]>
---
doc/adapter-api.txt | 11 +++++++++++
src/adapter.c | 28 ++++++++++++++++++++++++++++
2 files changed, 39 insertions(+)

diff --git a/doc/adapter-api.txt b/doc/adapter-api.txt
index d38ce7171..10c290c62 100644
--- a/doc/adapter-api.txt
+++ b/doc/adapter-api.txt
@@ -360,3 +360,14 @@ Properties string Address [readonly]

List of 128-bit UUIDs that represents the
experimental
features currently enabled.
+
+ uint16 Manufacturer [readonly]
+
+ The manufacturer of the device, as a uint16
company
+ identifier defined by the Core Bluetooth
Specification.
+
+ byte Version [readonly]
+
+ The Bluetooth version supported by the device,
as a
+ core version code defined by the Core
Bluetooth
+ Specification.
diff --git a/src/adapter.c b/src/adapter.c
index 5ebfc4752..8f67a6826 100644
--- a/src/adapter.c
+++ b/src/adapter.c
@@ -260,6 +260,7 @@ struct btd_adapter {

bdaddr_t bdaddr; /* controller Bluetooth
address */
uint8_t bdaddr_type; /* address type */
+ uint8_t version; /* controller core spec
version */
uint32_t dev_class; /* controller class of device
*/
char *name; /* controller device name */
char *short_name; /* controller short name */
@@ -3540,6 +3541,29 @@ static gboolean
property_experimental_exists(const GDBusPropertyTable *property,
return !queue_isempty(adapter->exps);
}

+static gboolean property_get_manufacturer(const GDBusPropertyTable
*property,
+ DBusMessageIter *iter,
+ void *user_data)
+{
+ struct btd_adapter *adapter = user_data;
+ dbus_uint16_t val = adapter->manufacturer;
+
+ dbus_message_iter_append_basic(iter, DBUS_TYPE_UINT16, &val);
+
+ return TRUE;
+}
+
+static gboolean property_get_version(const GDBusPropertyTable
*property,
+ DBusMessageIter *iter, void
*user_data)
+{
+ struct btd_adapter *adapter = user_data;
+ uint8_t val = adapter->version;
+
+ dbus_message_iter_append_basic(iter, DBUS_TYPE_BYTE, &val);
+
+ return TRUE;
+}
+
static DBusMessage *remove_device(DBusConnection *conn,
DBusMessage *msg, void
*user_data)
{
@@ -3898,6 +3922,8 @@ static const GDBusPropertyTable
adapter_properties[] = {
{ "Roles", "as", property_get_roles },
{ "ExperimentalFeatures", "as", property_get_experimental,
NULL,
property_experimental_exists
},
+ { "Manufacturer", "q", property_get_manufacturer },
+ { "Version", "y", property_get_version },
{ }
};

@@ -10162,6 +10188,8 @@ static void read_info_complete(uint8_t status,
uint16_t length,
adapter->supported_settings = btohl(rp->supported_settings);
adapter->current_settings = btohl(rp->current_settings);

+ adapter->version = rp->version;
+
clear_uuids(adapter);
clear_devices(adapter);

--
2.42.0




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2023-09-19 20:45:39

by Luiz Augusto von Dentz

[permalink] [raw]
Subject: Re: [PATCH BlueZ]: adapter: Add Version and Manufacturer props to org.bluez.Adapter1.

Hi Vibhav,

On Tue, Sep 19, 2023 at 12:59 PM <[email protected]> wrote:
>
> From: Vibhav Pant <[email protected]>
>
> This allows DBus clients to find an adapter's version and
> manufacturer company code without querying the management API.

We don't use Signed-off-by on userspace.

> Signed-off-by: Vibhav Pant <[email protected]>
> ---
> doc/adapter-api.txt | 11 +++++++++++
> src/adapter.c | 28 ++++++++++++++++++++++++++++
> 2 files changed, 39 insertions(+)
>
> diff --git a/doc/adapter-api.txt b/doc/adapter-api.txt
> index d38ce7171..10c290c62 100644
> --- a/doc/adapter-api.txt
> +++ b/doc/adapter-api.txt
> @@ -360,3 +360,14 @@ Properties string Address [readonly]
>
> List of 128-bit UUIDs that represents the
> experimental
> features currently enabled.
> +
> + uint16 Manufacturer [readonly]
> +
> + The manufacturer of the device, as a uint16
> company
> + identifier defined by the Core Bluetooth
> Specification.
> +
> + byte Version [readonly]
> +
> + The Bluetooth version supported by the device,
> as a
> + core version code defined by the Core
> Bluetooth
> + Specification.

Documentation should be submitted in a separate patch.

> diff --git a/src/adapter.c b/src/adapter.c
> index 5ebfc4752..8f67a6826 100644
> --- a/src/adapter.c
> +++ b/src/adapter.c
> @@ -260,6 +260,7 @@ struct btd_adapter {
>
> bdaddr_t bdaddr; /* controller Bluetooth
> address */
> uint8_t bdaddr_type; /* address type */
> + uint8_t version; /* controller core spec
> version */
> uint32_t dev_class; /* controller class of device
> */
> char *name; /* controller device name */
> char *short_name; /* controller short name */
> @@ -3540,6 +3541,29 @@ static gboolean
> property_experimental_exists(const GDBusPropertyTable *property,
> return !queue_isempty(adapter->exps);
> }
>
> +static gboolean property_get_manufacturer(const GDBusPropertyTable
> *property,
> + DBusMessageIter *iter,
> + void *user_data)
> +{
> + struct btd_adapter *adapter = user_data;
> + dbus_uint16_t val = adapter->manufacturer;
> +
> + dbus_message_iter_append_basic(iter, DBUS_TYPE_UINT16, &val);
> +
> + return TRUE;
> +}
> +
> +static gboolean property_get_version(const GDBusPropertyTable
> *property,
> + DBusMessageIter *iter, void
> *user_data)
> +{
> + struct btd_adapter *adapter = user_data;
> + uint8_t val = adapter->version;
> +
> + dbus_message_iter_append_basic(iter, DBUS_TYPE_BYTE, &val);
> +
> + return TRUE;
> +}
> +
> static DBusMessage *remove_device(DBusConnection *conn,
> DBusMessage *msg, void
> *user_data)
> {
> @@ -3898,6 +3922,8 @@ static const GDBusPropertyTable
> adapter_properties[] = {
> { "Roles", "as", property_get_roles },
> { "ExperimentalFeatures", "as", property_get_experimental,
> NULL,
> property_experimental_exists
> },
> + { "Manufacturer", "q", property_get_manufacturer },
> + { "Version", "y", property_get_version },
> { }
> };
>
> @@ -10162,6 +10188,8 @@ static void read_info_complete(uint8_t status,
> uint16_t length,
> adapter->supported_settings = btohl(rp->supported_settings);
> adapter->current_settings = btohl(rp->current_settings);
>
> + adapter->version = rp->version;
> +
> clear_uuids(adapter);
> clear_devices(adapter);
>
> --
> 2.42.0
>
>
>


--
Luiz Augusto von Dentz