android10/system/sepolicy/vendor/hal_wifi_supplicant_default.te

# wpa supplicant or equivalent
type hal_wifi_supplicant_default, domain;
hal_server_domain(hal_wifi_supplicant_default, hal_wifi_supplicant)
type hal_wifi_supplicant_default_exec, exec_type, vendor_file_type, file_type;
init_daemon_domain(hal_wifi_supplicant_default)

net_domain(hal_wifi_supplicant_default)
# Create a socket for receiving info from wpa
type_transition hal_wifi_supplicant_default wifi_data_file:dir wpa_socket "sockets";

# Allow wpa_supplicant to configure nl80211
allow hal_wifi_supplicant_default proc_net_type:file write;

# Allow wpa_supplicant to talk to Wifi Keystore HwBinder service.
hwbinder_use(hal_wifi_supplicant_default)
allow hal_wifi_supplicant_default system_wifi_keystore_hwservice:hwservice_manager find;
binder_call(hal_wifi_supplicant_default, wifi_keystore_service_server)

allow hal_wifi_supplicant_default wpa_data_file:dir create_dir_perms;
allow hal_wifi_supplicant_default wpa_data_file:file create_file_perms;
allow hal_wifi_supplicant_default wpa_data_file:sock_file create_file_perms;

# Write to security logs for audit.
get_prop(hal_wifi_supplicant_default, device_logging_prop)

# Devices upgrading to P may grant this permission in device-specific
# policy along with the data_between_core_and_vendor_violators
# attribute needed for an exemption.  However, devices that launch with
# P should use /data/vendor/wifi, which is already granted in core
# policy.  This is dontaudited here to avoid conditional
# device-specific behavior in wpa_supplicant.
dontaudit hal_wifi_supplicant_default wifi_data_file:dir search;