DA: Add exception check for time logic

1. Ignore next time server if current time server string is empty.
2. Check time_updates_config before set time.

Change-Id: Ifd617686b9eb25d75350d0af3a0f592c7d85ffed
Signed-off-by: Jaehyun Kim <jeik01.kim@samsung.com>

3 files changed, 39 insertions, 1 deletions

diff --git a/src/clock.c b/src/clock.c
index 58a52c0e..54552cab 100755
--- a/src/clock.c
+++ b/src/clock.c
@@ -119,6 +119,17 @@ static void clock_properties_load(void)
 
 	g_free(str);
 
+#if defined TIZEN_EXT
+	str = g_key_file_get_string(keyfile, "global", "Timeservers", NULL);
+
+	if (str && str[0] == ';') {
+		DBG("Set time_updates_config to MANUAL.");
+		time_updates_config = TIME_UPDATES_MANUAL;
+	}
+
+	g_free(str);
+#endif
+
 	g_key_file_free(keyfile);
 }
 
@@ -387,6 +398,21 @@ static DBusMessage *set_property(DBusConnection *conn,
 
 		__connman_timeserver_system_set(str);
 
+#if defined TIZEN_EXT
+		if (str) {
+			if (str[0][0] == '\0') {
+				DBG("Set time_updates_config to MANUAL.");
+				time_updates_config = TIMEZONE_UPDATES_MANUAL;
+			} else {
+				DBG("Set time_updates_config to AUTO.");
+				time_updates_config = TIMEZONE_UPDATES_AUTO;
+			}
+		} else {
+			DBG("Set time_updates_config to MANUAL.");
+			time_updates_config = TIMEZONE_UPDATES_MANUAL;
+		}
+#endif
+
 		if (str)
 			g_strfreev(str);
 
diff --git a/src/ntp.c b/src/ntp.c
index 0de4df75..22187488 100755
--- a/src/ntp.c
+++ b/src/ntp.c
@@ -527,6 +527,13 @@ static gboolean received_data(GIOChannel *channel, GIOCondition condition,
 		}
 	}
 
+#if defined TIZEN_EXT
+	if (__connman_clock_timeupdates() == TIME_UPDATES_MANUAL) {
+		DBG("Skip time update.");
+		return TRUE;
+	}
+#endif
+
 	decode_msg(nd, iov.iov_base, iov.iov_len, tv, &mrx_time);
 
 	return TRUE;
diff --git a/src/timeserver.c b/src/timeserver.c
index b2707fad..2df609f3 100755
--- a/src/timeserver.c
+++ b/src/timeserver.c
@@ -206,7 +206,12 @@ static void sync_next(void)
 			return;
 		}
 #if defined TIZEN_EXT
-	if (!simplified_log)
+		if (ts_current[0] == '\0') {
+			DBG("current time server is empty. ignore next time server..");
+			return;
+		}
+
+		if (!simplified_log)
 #endif
 		DBG("Resolving timeserver %s", ts_current);
 #if defined TIZEN_EXT