Adding two new events: signal, battery.koi_10.93.0koi/10.93.010.93.0

1) The signal event will be raised when the Strength of the network registration changes.
2) The battery event will be raised when the BatteryChargeLevel of the handsfree changes.

Signed-off-by: saman <mahmoudi.saman1@gmail.com>
Change-Id: I80061ece8a927a8cec1a4e379ff11c817377482c

2 files changed, 87 insertions, 0 deletions

diff --git a/README.md b/README.md
index d6cee02..0d3aac6 100644
--- a/README.md
+++ b/README.md
@@ -26,6 +26,8 @@ Telephony service allows respective clients access to the Handsfree Profile via
 | incomingCall        | Incoming call events                    | {"clip": "3305551212"}                      |
 | terminatedCall      | Terminated call event                   | *empty JSON response*                       |
 | online              | Connected status of Handsfree Profile   | {"connected": true}                         |
+| battery             | Connected status of Handsfree Profile   | {"battery level": 2}                        |
+| signal              | Connected status of Handsfree Profile   | {"signal level": 20}                        |
 
 ### callStateChanged Event
 
diff --git a/binding/telephony-binding.c b/binding/telephony-binding.c
index b2dc073..5eb3dc2 100644
--- a/binding/telephony-binding.c
+++ b/binding/telephony-binding.c
@@ -36,6 +36,8 @@ static afb_event_t dialing_call_event;
 static afb_event_t incoming_call_event;
 static afb_event_t terminated_call_event;
 static afb_event_t online_event;
+static afb_event_t battery_event;
+static afb_event_t signal_event;
 
 static void dial(afb_req_t request)
 {
@@ -171,6 +173,10 @@ static void subscribe(afb_req_t request)
 			afb_req_subscribe(request, incoming_call_event);
 		} else if (!strcasecmp(value, "terminatedCall")) {
 			afb_req_subscribe(request, terminated_call_event);
+		} else if (!strcasecmp(value, "battery")) {
+			afb_req_subscribe(request, battery_event);
+		} else if (!strcasecmp(value, "signal")) {
+			afb_req_subscribe(request, signal_event);
 		} else if (!strcasecmp(value, "online")) {
 			json_object *jresp = json_object_new_object();
 
@@ -337,6 +343,61 @@ static void ofono_modem_signal_callback(
 	g_free(address);
 }
 
+static void ofono_handsfree_signal_callback(
+	GDBusConnection *connection,
+	const gchar *sender_name,
+	const gchar *object_path,
+	const gchar *interface_name,
+	const gchar *signal_name,
+	GVariant *parameters,
+	gpointer user_data)
+{
+	GVariant *var = NULL;
+	const gchar *key = NULL;
+
+	if (strncasecmp(object_path, "/hfp/org/bluez", 14))
+		return;
+
+	if (g_strcmp0(signal_name, "PropertyChanged"))
+		return;
+
+	g_variant_get(parameters, "(sv)", &key, &var);
+	if (g_strcmp0(key, "BatteryChargeLevel"))
+		return;
+
+	g_variant_get(parameters, "(sv)", &key, &var);
+
+	json_object *jresp = json_object_new_object();
+	json_object_object_add(jresp, "battery level", json_object_new_int((int)g_variant_get_byte(var)));
+	afb_event_push(battery_event, jresp);
+}
+
+static void ofono_networkregistration_signal_callback(
+	GDBusConnection *connection,
+	const gchar *sender_name,
+	const gchar *object_path,
+	const gchar *interface_name,
+	const gchar *signal_name,
+	GVariant *parameters,
+	gpointer user_data)
+{
+	GVariant *var = NULL;
+	const gchar *key = NULL;
+
+	if (strncasecmp(object_path, "/hfp/org/bluez", 14))
+		return;
+
+	if (g_strcmp0(signal_name, "PropertyChanged"))
+		return;
+
+	g_variant_get(parameters, "(sv)", &key, &var);
+	if (g_strcmp0(key, "Strength"))
+		return;
+	json_object *jresp = json_object_new_object();
+	json_object_object_add(jresp, "signal level", json_object_new_int((int)g_variant_get_byte(var)));
+	afb_event_push(signal_event, jresp);
+}
+
 static void ofono_event_init(void)
 {
 	GError *error = NULL;
@@ -352,6 +413,28 @@ static void ofono_event_init(void)
 			ofono_modem_signal_callback,
 			NULL,   /* user ptr */
 			NULL);
+
+	g_dbus_connection_signal_subscribe(conn,
+			NULL,	/* sender */
+			OFONO_HANDSFREE_INTERFACE,
+			NULL,	/* member */
+			NULL,	/* object path */
+			NULL,	/* arg0 */
+			G_DBUS_SIGNAL_FLAGS_NONE,
+			ofono_handsfree_signal_callback,
+			NULL,   /* user ptr */
+			NULL);
+
+	g_dbus_connection_signal_subscribe(conn,
+			NULL,	/* sender */
+			OFONO_NetworkRegistration_INTERFACE,
+			NULL,	/* member */
+			NULL,	/* object path */
+			NULL,	/* arg0 */
+			G_DBUS_SIGNAL_FLAGS_NONE,
+			ofono_networkregistration_signal_callback,
+			NULL,   /* user ptr */
+			NULL);
 }
 
 
@@ -374,6 +457,8 @@ static int ofono_init(afb_api_t api)
 	incoming_call_event = afb_daemon_make_event("incomingCall");
 	terminated_call_event = afb_daemon_make_event("terminatedCall");
 	online_event = afb_daemon_make_event("online");
+	battery_event = afb_daemon_make_event("battery");
+	signal_event = afb_daemon_make_event("signal");
 
 	/* Start the main loop thread */
 	pthread_create(&tid, NULL, main_loop_thread, NULL);