type hal_camera_default_tmpfs, file_type; allow hal_camera_default self:global_capability_class_set sys_nice; binder_use(hal_camera_default); vndbinder_use(hal_camera_default); allow hal_camera_default lwis_device:chr_file rw_file_perms; allow hal_camera_default gpu_device:chr_file rw_file_perms; allow hal_camera_default sysfs_chip_id:file r_file_perms; # Tuscany (face auth) code that is part of the camera HAL needs to allocate # dma_bufs and access the Trusted Execution Environment device node allow hal_camera_default dmabuf_system_heap_device:chr_file r_file_perms; allow hal_camera_default tee_device:chr_file rw_file_perms; # Allow the camera hal to access the EdgeTPU service and the # Android shared memory allocated by the EdgeTPU service for # on-device compilation. allow hal_camera_default edgetpu_device:chr_file rw_file_perms; allow hal_camera_default sysfs_edgetpu:dir r_dir_perms; allow hal_camera_default sysfs_edgetpu:file r_file_perms; allow hal_camera_default edgetpu_vendor_service:service_manager find; binder_call(hal_camera_default, edgetpu_vendor_server) # Allow access to data files used by the camera HAL allow hal_camera_default mnt_vendor_file:dir search; allow hal_camera_default persist_file:dir search; allow hal_camera_default persist_camera_file:dir search; allow hal_camera_default persist_camera_file:file r_file_perms; allow hal_camera_default vendor_camera_data_file:dir rw_dir_perms; allow hal_camera_default vendor_camera_data_file:file create_file_perms; allow hal_camera_default vendor_camera_tuning_file:dir r_dir_perms; allow hal_camera_default vendor_camera_tuning_file:file r_file_perms; # Allow creating dump files for debugging in non-release builds userdebug_or_eng(` allow hal_camera_default vendor_camera_data_file:dir create_dir_perms; allow hal_camera_default vendor_camera_data_file:file create_file_perms; ') # tmpfs is used by google3 prebuilts linked by the HAL to unpack data files # compiled into the shared libraries with cc_embed_data rules tmpfs_domain(hal_camera_default); # Allow access to camera-related system properties get_prop(hal_camera_default, vendor_camera_prop); get_prop(hal_camera_default, vendor_camera_debug_prop); userdebug_or_eng(` set_prop(hal_camera_default, vendor_camera_fatp_prop); set_prop(hal_camera_default, vendor_camera_debug_prop); ') # For camera hal to talk with rlsservice allow hal_camera_default rls_service:service_manager find; binder_call(hal_camera_default, rlsservice) hal_client_domain(hal_camera_default, hal_graphics_allocator); hal_client_domain(hal_camera_default, hal_graphics_composer) hal_client_domain(hal_camera_default, hal_power); hal_client_domain(hal_camera_default, hal_thermal); # Allow access to sensor service for sensor_listener binder_call(hal_camera_default, system_server); # Allow Binder calls to ECO service, needed by Entropy-Aware Filtering allow hal_camera_default eco_service:service_manager find; binder_call(hal_camera_default, mediacodec); # Allow camera HAL to query preferred camera frequencies from the radio HAL # extensions to avoid interference with cellular antennas. allow hal_camera_default hal_radioext_hwservice:hwservice_manager find; binder_call(hal_camera_default, hal_radioext_default); # Allow camera HAL to connect to the stats service. allow hal_camera_default fwk_stats_service:service_manager find;