| typeattribute mediaswcodec coredomain; |
| |
| init_daemon_domain(mediaswcodec) |
| |
| get_prop(mediaswcodec, device_config_media_native_prop) |
| get_prop(mediaswcodec, device_config_swcodec_native_prop) |
| |
| hal_server_domain(mediaswcodec, hal_codec2) |
| |
| # mediaswcodec may use an input surface from a different Codec2 service or an |
| # OMX service |
| hal_client_domain(mediaswcodec, hal_codec2) |
| hal_client_domain(mediaswcodec, hal_omx) |
| |
| hal_client_domain(mediaswcodec, hal_allocator) |
| hal_client_domain(mediaswcodec, hal_graphics_allocator) |
| |
| # get aac_drc_* properties |
| get_prop(mediaswcodec, aac_drc_prop) |
| |
| crash_dump_fallback(mediaswcodec) |
| |
| allow mediaswcodec dmabuf_system_heap_device:chr_file r_file_perms; |
| allow mediaswcodec dmabuf_system_secure_heap_device:chr_file r_file_perms; |
| allow mediaswcodec gpu_device:chr_file rw_file_perms; |
| allow mediaswcodec gpu_device:dir r_dir_perms; |
| |
| ### |
| ### Neverallow rules |
| ### |
| |
| # mediaswcodec_server should never execute any executable without a |
| # domain transition |
| neverallow mediaswcodec { file_type fs_type }:file execute_no_trans; |
| |
| # Media processing code is inherently risky and thus should have limited |
| # permissions and be isolated from the rest of the system and network. |
| # Lengthier explanation here: |
| # https://android-developers.googleblog.com/2016/05/hardening-media-stack.html |
| neverallow mediaswcodec domain:{ udp_socket rawip_socket } *; |
| neverallow mediaswcodec { domain userdebug_or_eng(`-su') }:tcp_socket *; |
