platform_system_sepolicy/private/nfc.te
Alex Klyubin f5446eb148 Vendor domains must not use Binder
On PRODUCT_FULL_TREBLE devices, non-vendor domains (except vendor
apps) are not permitted to use Binder. This commit thus:
* groups non-vendor domains using the new "coredomain" attribute,
* adds neverallow rules restricting Binder use to coredomain and
  appdomain only, and
* temporarily exempts the domains which are currently violating this
  rule from this restriction. These domains are grouped using the new
  "binder_in_vendor_violators" attribute. The attribute is needed
  because the types corresponding to violators are not exposed to the
  public policy where the neverallow rules are.

Test: mmm system/sepolicy
Test: Device boots, no new denials
Test: In Chrome, navigate to ip6.me, play a YouTube video
Test: YouTube: play a video
Test: Netflix: play a movie
Test: Google Camera: take a photo, take an HDR+ photo, record video with
      sound, record slow motion video with sound. Confirm videos play
      back fine and with sound.
Bug: 35870313
Change-Id: I0cd1a80b60bcbde358ce0f7a47b90f4435a45c95
2017-03-24 07:54:00 -07:00

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# nfc subsystem
typeattribute nfc coredomain;
app_domain(nfc)
net_domain(nfc)
binder_service(nfc)
add_service(nfc, nfc_service)
hal_client_domain(nfc, hal_nfc)
# Data file accesses.
allow nfc nfc_data_file:dir create_dir_perms;
allow nfc nfc_data_file:notdevfile_class_set create_file_perms;
# SoundPool loading and playback
allow nfc audioserver_service:service_manager find;
allow nfc drmserver_service:service_manager find;
allow nfc mediacodec_service:service_manager find;
allow nfc mediametrics_service:service_manager find;
allow nfc mediaextractor_service:service_manager find;
allow nfc mediaserver_service:service_manager find;
allow nfc radio_service:service_manager find;
allow nfc surfaceflinger_service:service_manager find;
allow nfc app_api_service:service_manager find;
allow nfc system_api_service:service_manager find;
# already open bugreport file descriptors may be shared with
# the nfc process, from a file in
# /data/data/com.android.shell/files/bugreports/bugreport-*.
allow nfc shell_data_file:file read;