1 # HwBinder IPC from client to server 2 binder_call(hal_wifi_supplicant_client, hal_wifi_supplicant_server) 3 binder_call(hal_wifi_supplicant_server, hal_wifi_supplicant_client) 4 5 add_hwservice(hal_wifi_supplicant_server, hal_wifi_supplicant_hwservice) 6 allow hal_wifi_supplicant_client hal_wifi_supplicant_hwservice:hwservice_manager find; 7 8 # in addition to ioctls whitelisted for all domains, grant hal_wifi_supplicant priv_sock_ioctls. 9 allowxperm hal_wifi_supplicant self:udp_socket ioctl priv_sock_ioctls; 10 11 r_dir_file(hal_wifi_supplicant, sysfs_type) 12 r_dir_file(hal_wifi_supplicant, proc_net) 13 14 allow hal_wifi_supplicant kernel:system module_request; 15 allow hal_wifi_supplicant self:capability { setuid net_admin setgid net_raw }; 16 allow hal_wifi_supplicant cgroup:dir create_dir_perms; 17 allow hal_wifi_supplicant self:netlink_route_socket nlmsg_write; 18 allow hal_wifi_supplicant self:netlink_socket create_socket_perms_no_ioctl; 19 allow hal_wifi_supplicant self:netlink_generic_socket create_socket_perms_no_ioctl; 20 allow hal_wifi_supplicant self:packet_socket create_socket_perms; 21 allowxperm hal_wifi_supplicant self:packet_socket ioctl { unpriv_sock_ioctls priv_sock_ioctls unpriv_tty_ioctls }; 22 allow hal_wifi_supplicant wifi_data_file:dir create_dir_perms; 23 allow hal_wifi_supplicant wifi_data_file:file create_file_perms; 24 25 # Create a socket for receiving info from wpa 26 allow hal_wifi_supplicant wpa_socket:dir create_dir_perms; 27 allow hal_wifi_supplicant wpa_socket:sock_file create_file_perms; 28 29 # Allow wpa_cli to work. wpa_cli creates a socket in 30 # /data/misc/wifi/sockets which hal_wifi_supplicant supplicant communicates with. 31 userdebug_or_eng(` 32 unix_socket_send(hal_wifi_supplicant, wpa, su) 33 ') 34 35 ### 36 ### neverallow rules 37 ### 38 39 # wpa_supplicant should not trust any data from sdcards 40 neverallow hal_wifi_supplicant_server sdcard_type:dir ~getattr; 41 neverallow hal_wifi_supplicant_server sdcard_type:file *; 42
