[PATCH 1/2] Initial signal level notification

[Jesse Lentz <jesse at twosheds.org>]

[-- Attachment #1: Type: text/plain, Size: 2420 bytes --]

After registration of a SignalLevelAgent, make iwd inform the client of
the initial signal level via a "Changed" method call.
---
 src/netdev.c  |  5 +++++
 src/netdev.h  |  1 +
 src/station.c | 19 ++++++++++++++-----
 3 files changed, 20 insertions(+), 5 deletions(-)

diff --git a/src/netdev.c b/src/netdev.c
index e483edf8..8b2143fd 100644
--- a/src/netdev.c
+++ b/src/netdev.c
@@ -450,6 +450,11 @@ const char *netdev_get_path(struct netdev *netdev)
 	return path;
 }
 
+uint8_t netdev_get_rssi_level_idx(struct netdev *netdev)
+{
+	return netdev->cur_rssi_level_idx;
+}
+
 static void netdev_set_powered_result(int error, uint16_t type,
 					const void *data,
 					uint32_t len, void *user_data)
diff --git a/src/netdev.h b/src/netdev.h
index 0094d5f9..f093c499 100644
--- a/src/netdev.h
+++ b/src/netdev.h
@@ -145,6 +145,7 @@ bool netdev_get_4addr(struct netdev *netdev);
 const char *netdev_get_name(struct netdev *netdev);
 bool netdev_get_is_up(struct netdev *netdev);
 const char *netdev_get_path(struct netdev *netdev);
+uint8_t netdev_get_rssi_level_idx(struct netdev *netdev);
 
 struct handshake_state *netdev_handshake_state_new(struct netdev *netdev);
 struct handshake_state *netdev_get_handshake(struct netdev *netdev);
diff --git a/src/station.c b/src/station.c
index 2d85054c..61dd690b 100644
--- a/src/station.c
+++ b/src/station.c
@@ -3716,6 +3716,7 @@ static struct l_dbus_message *station_dbus_signal_agent_register(
 {
 	struct station *station = user_data;
 	const char *path, *sender;
+	struct l_dbus_message *reply;
 	struct l_dbus_message_iter level_iter;
 	int8_t levels[16];
 	int err;
@@ -3758,12 +3759,20 @@ static struct l_dbus_message *station_dbus_signal_agent_register(
 
 	l_debug("agent %s path %s", sender, path);
 
-	/*
-	 * TODO: send an initial notification in a oneshot idle callback,
-	 * if state is connected.
-	 */
+	reply = l_dbus_message_new_method_return(message);
+	l_dbus_send(dbus, reply);
 
-	return l_dbus_message_new_method_return(message);
+	if (station->connected_network)
+	{
+		struct netdev *netdev = station->netdev;
+		uint8_t level = netdev_get_rssi_level_idx(netdev);
+
+		station_signal_agent_notify(station->signal_agent,
+						netdev_get_path(netdev),
+						level);
+	}
+
+	return NULL;
 }
 
 static struct l_dbus_message *station_dbus_signal_agent_unregister(
-- 
2.36.0