connman_rtnl_add_operstate_watch

connman_rtnl_add_operstate_watch:

unsigned int connman_rtnl_add_operstate_watch(
　　int index
　　connman_rtnl_operstate_cb_t callback
　　void * user_data
)

index

callback

user_data

connman_rtnl_add_operstate_watch:
@index: network device index
@callback: callback function
@user_data: callback data;