1# HwBinder IPC from client to server, and callbacks 2binder_call(hal_audiocontrol_client, hal_audiocontrol_server) 3binder_call(hal_audiocontrol_server, hal_audiocontrol_client) 4 5add_hwservice(hal_audiocontrol_server, hal_audiocontrol_hwservice) 6 7allow hal_audiocontrol_client hal_audiocontrol_hwservice:hwservice_manager find; 8