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      1 # bluetooth subsystem
      2 
      3 typeattribute bluetooth coredomain;
      4 typeattribute bluetooth domain_deprecated;
      5 
      6 app_domain(bluetooth)
      7 net_domain(bluetooth)
      8 
      9 # Socket creation under /data/misc/bluedroid.
     10 type_transition bluetooth bluetooth_data_file:sock_file bluetooth_socket;
     11 
     12 # Allow access to net_admin ioctls
     13 allowxperm bluetooth self:udp_socket ioctl priv_sock_ioctls;
     14 
     15 wakelock_use(bluetooth);
     16 
     17 # Data file accesses.
     18 allow bluetooth bluetooth_data_file:dir create_dir_perms;
     19 allow bluetooth bluetooth_data_file:notdevfile_class_set create_file_perms;
     20 allow bluetooth bluetooth_logs_data_file:dir rw_dir_perms;
     21 allow bluetooth bluetooth_logs_data_file:file create_file_perms;
     22 
     23 # Socket creation under /data/misc/bluedroid.
     24 allow bluetooth bluetooth_socket:sock_file create_file_perms;
     25 
     26 allow bluetooth self:capability net_admin;
     27 allow bluetooth self:capability2 wake_alarm;
     28 
     29 # tethering
     30 allow bluetooth self:packet_socket create_socket_perms_no_ioctl;
     31 allow bluetooth self:capability { net_admin net_raw net_bind_service };
     32 allow bluetooth self:tun_socket create_socket_perms_no_ioctl;
     33 allow bluetooth tun_device:chr_file rw_file_perms;
     34 allow bluetooth efs_file:dir search;
     35 
     36 # allow Bluetooth to access uhid device for HID profile
     37 allow bluetooth uhid_device:chr_file rw_file_perms;
     38 
     39 # proc access.
     40 allow bluetooth proc_bluetooth_writable:file rw_file_perms;
     41 
     42 # Allow write access to bluetooth specific properties
     43 set_prop(bluetooth, bluetooth_prop)
     44 set_prop(bluetooth, pan_result_prop)
     45 
     46 allow bluetooth audioserver_service:service_manager find;
     47 allow bluetooth bluetooth_service:service_manager find;
     48 allow bluetooth drmserver_service:service_manager find;
     49 allow bluetooth mediaserver_service:service_manager find;
     50 allow bluetooth radio_service:service_manager find;
     51 allow bluetooth surfaceflinger_service:service_manager find;
     52 allow bluetooth app_api_service:service_manager find;
     53 allow bluetooth system_api_service:service_manager find;
     54 
     55 # already open bugreport file descriptors may be shared with
     56 # the bluetooth process, from a file in
     57 # /data/data/com.android.shell/files/bugreports/bugreport-*.
     58 allow bluetooth shell_data_file:file read;
     59 
     60 # Bluetooth audio needs RT scheduling to meet deadlines, allow sys_nice
     61 allow bluetooth self:capability sys_nice;
     62 
     63 hal_client_domain(bluetooth, hal_bluetooth)
     64 hal_client_domain(bluetooth, hal_telephony)
     65 
     66 read_runtime_log_tags(bluetooth)
     67 
     68 ###
     69 ### Neverallow rules
     70 ###
     71 ### These are things that the bluetooth app should NEVER be able to do
     72 ###
     73 
     74 # Superuser capabilities.
     75 # Bluetooth requires net_{admin,raw,bind_service} and wake_alarm and block_suspend and sys_nice.
     76 neverallow bluetooth self:capability ~{ net_admin net_raw net_bind_service sys_nice};
     77 neverallow bluetooth self:capability2 ~{ wake_alarm block_suspend };
     78