This patch adds ConnectionRSSI property on org.bluez.Device1 interface
which provides RSSI on currently connected link (unlike RSSI which
provides RSSI for inquiry/advertising packets).
Property value will be refreshed once connection monitoring code is in
place.
---
src/device.c | 30 ++++++++++++++++++++++++++++++
src/device.h | 1 +
2 files changed, 31 insertions(+)
diff --git a/src/device.c b/src/device.c
index 8222610..fd4e120 100644
--- a/src/device.c
+++ b/src/device.c
@@ -219,6 +219,8 @@ struct btd_device {
bool legacy;
int8_t rssi;
+ int8_t conn_rssi;
+
GIOChannel *att_io;
guint cleanup_id;
guint store_id;
@@ -825,6 +827,17 @@ static gboolean dev_property_get_trusted(const GDBusPropertyTable *property,
return TRUE;
}
+static gboolean dev_property_get_conn_rssi(const GDBusPropertyTable *property,
+ DBusMessageIter *iter, void *data)
+{
+ struct btd_device *device = data;
+ dbus_int16_t val = device->conn_rssi;
+
+ dbus_message_iter_append_basic(iter, DBUS_TYPE_INT16, &val);
+
+ return TRUE;
+}
+
static void set_trust(GDBusPendingPropertySet id, gboolean value, void *data)
{
struct btd_device *device = data;
@@ -1918,6 +1931,7 @@ static const GDBusPropertyTable device_properties[] = {
{ "Modalias", "s", dev_property_get_modalias, NULL,
dev_property_exists_modalias },
{ "Adapter", "o", dev_property_get_adapter },
+ { "ConnectionRSSI", "n", dev_property_get_conn_rssi },
{ }
};
@@ -4043,6 +4057,22 @@ void device_set_rssi(struct btd_device *device, int8_t rssi)
DEVICE_INTERFACE, "RSSI");
}
+void device_set_conn_rssi(struct btd_device *device, int8_t rssi)
+{
+ if (!device)
+ return;
+
+ if (device->conn_rssi == rssi)
+ return;
+
+ DBG("conn_rssi %d", rssi);
+
+ device->conn_rssi = rssi;
+
+ g_dbus_emit_property_changed(dbus_conn, device->path, DEVICE_INTERFACE,
+ "ConnectionRSSI");
+}
+
static void device_set_auto_connect(struct btd_device *device, gboolean enable)
{
char addr[18];
diff --git a/src/device.h b/src/device.h
index 2e0473e..79d5132 100644
--- a/src/device.h
+++ b/src/device.h
@@ -88,6 +88,7 @@ void btd_device_set_trusted(struct btd_device *device, gboolean trusted);
void device_set_bonded(struct btd_device *device, uint8_t bdaddr_type);
void device_set_legacy(struct btd_device *device, bool legacy);
void device_set_rssi(struct btd_device *device, int8_t rssi);
+void device_set_conn_rssi(struct btd_device *device, int8_t rssi);
bool btd_device_is_connected(struct btd_device *dev);
uint8_t btd_device_get_bdaddr_type(struct btd_device *dev);
bool device_is_retrying(struct btd_device *device);
--
1.9.3
--
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