platform_system_sepolicy/radio.te

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

# ctl interface
allow radio ctl_rildaemon_prop:property_service set;