android10/system/sepolicy/vendor/hal_cas_default.te

type hal_cas_default, domain;
hal_server_domain(hal_cas_default, hal_cas)

type hal_cas_default_exec, exec_type, vendor_file_type, file_type;
init_daemon_domain(hal_cas_default)

# Allow CAS HAL's default implementation to use vendor-binder service
vndbinder_use(hal_cas_default);

allow hal_cas_default hal_allocator:fd use;