platform_system_sepolicy/mediacodec.te
Marco Nelissen 6c53b23da8 mediacodec: grant access to surfaceflinger
avc:  denied  { find } for service=SurfaceFlinger scontext=u:r:mediacodec:s0
tcontext=u:object_r:surfaceflinger_service:s0 tclass=service_manager

Bug: 26990688
Change-Id: Ie7c5f6d879c286375eb52ef4c6b84726aa4f1ba2
2016-02-27 21:27:07 -08:00

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# 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 surfaceflinger_service:service_manager find;
allow mediacodec gpu_device:chr_file rw_file_perms;
allow mediacodec video_device:chr_file rw_file_perms;
allow mediacodec video_device:dir search;
allow mediacodec ion_device:chr_file rw_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 *;