mediacodec.te

# mediacodec - audio and video codecs live here
type mediacodec, domain;
type mediacodec_exec, exec_type, file_type;

typeattribute mediacodec mlstrustedsubject;

init_daemon_domain(mediacodec)

binder_use(mediacodec)
binder_call(mediacodec, binderservicedomain)
binder_call(mediacodec, appdomain)
binder_service(mediacodec)

allow mediacodec mediacodec_service:service_manager add;
allow mediacodec gpu_device:chr_file rw_file_perms;
allow mediacodec video_device:chr_file rw_file_perms;
allow mediacodec ion_device:chr_file r_file_perms;

###
### neverallow rules
###

# mediacodec should never execute any executable without a
# domain transition
neverallow mediacodec { file_type fs_type }:file execute_no_trans;

# mediacodec should never need network access. Disallow all sockets
# other than those needed for normal system functions
neverallow mediacodec { domain -debuggerd -dumpstate -adbd -mediacodec -logd userdebug_or_eng(`-su')}:socket_class_set *;