| # mediaextractor - multimedia daemon |
| type mediaextractor, domain, domain_deprecated; |
| type mediaextractor_exec, exec_type, file_type; |
| |
| typeattribute mediaextractor mlstrustedsubject; |
| |
| init_daemon_domain(mediaextractor) |
| |
| binder_use(mediaextractor) |
| binder_call(mediaextractor, binderservicedomain) |
| binder_call(mediaextractor, appdomain) |
| binder_service(mediaextractor) |
| |
| allow mediaextractor kernel:system module_request; |
| |
| # Needed on some devices for playing DRM protected content, |
| # but seems expected and appropriate for all devices. |
| unix_socket_connect(mediaextractor, drmserver, drmserver) |
| |
| allow mediaextractor drmserver_service:service_manager find; |
| allow mediaextractor mediaextractor_service:service_manager { add find }; |
| allow mediaextractor processinfo_service:service_manager find; |
| |
| use_drmservice(mediaextractor) |
| allow mediaextractor drmserver:drmservice { |
| consumeRights |
| setPlaybackStatus |
| openDecryptSession |
| closeDecryptSession |
| initializeDecryptUnit |
| decrypt |
| finalizeDecryptUnit |
| pread |
| }; |
| |
| ### |
| ### neverallow rules |
| ### |
| |
| # mediaextractor should never execute any executable without a |
| # domain transition |
| neverallow mediaextractor { file_type fs_type }:file execute_no_trans; |
| |
| # mediaextractor should never need network access. Disallow all sockets |
| # other than unix sockets i.e. unix_stream_socket and unix_dgram_socket |
| neverallow mediaextractor domain:{ |
| socket tcp_socket udp_socket rawip_socket netlink_socket packet_socket |
| key_socket appletalk_socket netlink_route_socket netlink_firewall_socket |
| netlink_tcpdiag_socket netlink_nflog_socket netlink_xfrm_socket |
| netlink_selinux_socket netlink_audit_socket netlink_ip6fw_socket |
| netlink_dnrt_socket netlink_kobject_uevent_socket tun_socket |
| } *; |
