build: Fix missing file

client/main.c:46:25: fatal error: advertising.h: No such file or directory
diff --git a/client/advertising.h b/client/advertising.h
new file mode 100644
index 0000000..8638465
--- /dev/null
+++ b/client/advertising.h
@@ -0,0 +1,30 @@
+/*
+ *
+ *  BlueZ - Bluetooth protocol stack for Linux
+ *
+ *  Copyright (C) 2016  Intel Corporation. All rights reserved.
+ *
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ */
+
+void ad_register(DBusConnection *conn, GDBusProxy *manager, const char *type);
+void ad_unregister(DBusConnection *conn, GDBusProxy *manager);
+
+void ad_advertise_uuids(const char *arg);
+void ad_advertise_service(const char *arg);
+void ad_advertise_manufacturer(const char *arg);
+void ad_advertise_tx_power(gboolean value);