platform_system_sepolicy/radio.te

# phone subsystem
type radio, domain;
app_domain(radio)
net_domain(radio)
bluetooth_domain(radio)
binder_service(radio)

# Talks to init via the property socket.
unix_socket_connect(radio, property, init)

# Talks to rild via the rild socket.
unix_socket_connect(radio, rild, rild)

# Data file accesses.
allow radio radio_data_file:dir create_dir_perms;
allow radio radio_data_file:notdevfile_class_set create_file_perms;

allow radio alarm_device:chr_file rw_file_perms;

# Property service
allow radio radio_prop:property_service set;
allow radio net_radio_prop:property_service set;
allow radio system_radio_prop:property_service set;
auditallow radio net_radio_prop:property_service set;
auditallow radio system_radio_prop:property_service set;

# ctl interface
allow radio ctl_rildaemon_prop:property_service set;

allow radio radio_service:service_manager add;

# Audited locally.
service_manager_local_audit_domain(radio)
auditallow radio {
    service_manager_type
    -mediaserver_service
    -radio_service
    -surfaceflinger_service
    -system_server_service
}:service_manager find;