1# HwBinder IPC from client to server 2binder_call(hal_wifi_supplicant_client, hal_wifi_supplicant_server) 3binder_call(hal_wifi_supplicant_server, hal_wifi_supplicant_client) 4 5hal_attribute_hwservice(hal_wifi_supplicant, hal_wifi_supplicant_hwservice) 6 7# in addition to ioctls allowlisted for all domains, grant hal_wifi_supplicant priv_sock_ioctls. 8allowxperm hal_wifi_supplicant self:udp_socket ioctl priv_sock_ioctls; 9 10r_dir_file(hal_wifi_supplicant, sysfs_type) 11r_dir_file(hal_wifi_supplicant, proc_net_type) 12 13allow hal_wifi_supplicant kernel:system module_request; 14allow hal_wifi_supplicant self:global_capability_class_set { setuid net_admin setgid net_raw }; 15allow hal_wifi_supplicant cgroup:dir create_dir_perms; 16allow hal_wifi_supplicant cgroup_v2:dir create_dir_perms; 17allow hal_wifi_supplicant self:netlink_route_socket nlmsg_write; 18allow hal_wifi_supplicant self:netlink_socket create_socket_perms_no_ioctl; 19allow hal_wifi_supplicant self:netlink_generic_socket create_socket_perms_no_ioctl; 20allow hal_wifi_supplicant self:packet_socket create_socket_perms; 21allowxperm hal_wifi_supplicant self:packet_socket ioctl { unpriv_sock_ioctls priv_sock_ioctls unpriv_tty_ioctls }; 22 23use_keystore(hal_wifi_supplicant) 24binder_use(hal_wifi_supplicant_server) 25 26# Allow the WI-FI HAL to use keys in the keystore namespace wifi_key. 27allow hal_wifi_supplicant wifi_key:keystore2_key { 28 get_info 29 use 30}; 31 32### 33### neverallow rules 34### 35 36# wpa_supplicant should not trust any data from sdcards 37neverallow hal_wifi_supplicant_server sdcard_type:dir ~getattr; 38neverallow hal_wifi_supplicant_server sdcard_type:file *; 39