platform_system_sepolicy/public/hal_camera.te
Jayant Chowdhary e3019be3db System wide sepolicy changes for aidl camera hals.
Bug: 196432585

Test: Camera CTS

Change-Id: I0ec0158c9cf82937d6c00841448e6e42f6ff4bb0
Signed-off-by: Jayant Chowdhary <jchowdhary@google.com>
2022-02-08 09:37:17 +00:00

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# HwBinder IPC from clients to server and callbacks
binder_call(hal_camera_client, hal_camera_server)
binder_call(hal_camera_server, hal_camera_client)
#binder IPC from client to service manager and callbacks
binder_use(hal_camera_server)
hal_attribute_hwservice(hal_camera, hal_camera_hwservice)
hal_attribute_service(hal_camera, hal_camera_service)
allow hal_camera device:dir r_dir_perms;
allow hal_camera video_device:dir r_dir_perms;
allow hal_camera video_device:chr_file rw_file_perms;
allow hal_camera camera_device:chr_file rw_file_perms;
allow hal_camera ion_device:chr_file rw_file_perms;
allow hal_camera dmabuf_system_heap_device:chr_file r_file_perms;
# Both the client and the server need to use the graphics allocator
allow { hal_camera_client hal_camera_server } hal_graphics_allocator:fd use;
# Allow hal_camera to use fd from app,gralloc,and ashmem HAL
allow hal_camera { appdomain -isolated_app }:fd use;
allow hal_camera surfaceflinger:fd use;
allow hal_camera hal_allocator_server:fd use;
# Needed to provide debug dump output via dumpsys' pipes.
allow hal_camera shell:fd use;
allow hal_camera shell:fifo_file write;
###
### neverallow rules
###
# hal_camera should never execute any executable without a
# domain transition
neverallow hal_camera_server { file_type fs_type }:file execute_no_trans;
# hal_camera should never need network access. Disallow network sockets.
neverallow hal_camera_server { domain userdebug_or_eng(`-su') }:{ tcp_socket udp_socket rawip_socket } *;
# Only camera HAL may directly access the camera hardware
neverallow { halserverdomain -hal_camera_server } camera_device:chr_file *;