| # audioserver - audio services daemon |
| type audioserver, domain; |
| type audioserver_exec, exec_type, file_type; |
| |
| init_daemon_domain(audioserver) |
| |
| r_dir_file(audioserver, sdcard_type) |
| |
| binder_use(audioserver) |
| binder_call(audioserver, binderservicedomain) |
| binder_call(audioserver, { appdomain autoplay_app }) |
| binder_service(audioserver) |
| |
| r_dir_file(audioserver, proc) |
| allow audioserver ion_device:chr_file r_file_perms; |
| allow audioserver system_file:dir r_dir_perms; |
| |
| userdebug_or_eng(` |
| # used for TEE sink - pcm capture for debug. |
| allow audioserver media_data_file:dir create_dir_perms; |
| allow audioserver audioserver_data_file:dir create_dir_perms; |
| allow audioserver audioserver_data_file:file create_file_perms; |
| |
| # ptrace to processes in the same domain for memory leak detection |
| allow audioserver self:process ptrace; |
| ') |
| |
| allow audioserver audio_device:dir r_dir_perms; |
| allow audioserver audio_device:chr_file rw_file_perms; |
| |
| allow audioserver audioserver_service:service_manager { add find }; |
| allow audioserver appops_service:service_manager find; |
| allow audioserver batterystats_service:service_manager find; |
| allow audioserver permission_service:service_manager find; |
| allow audioserver power_service:service_manager find; |
| allow audioserver scheduling_policy_service:service_manager find; |
| |
| # Grant access to audio files to audioserver |
| allow audioserver audio_data_file:dir ra_dir_perms; |
| allow audioserver audio_data_file:file create_file_perms; |
| |
| # Needed on some devices for playing audio on paired BT device, |
| # but seems appropriate for all devices. |
| unix_socket_connect(audioserver, bluetooth, bluetooth) |
| |
| ### |
| ### neverallow rules |
| ### |
| |
| # audioserver should never execute any executable without a |
| # domain transition |
| neverallow audioserver { file_type fs_type }:file execute_no_trans; |
| |