Merge "Revert "Further restrict access to Binder services from vendor"" into oc-dev

public/domain.te

@@ -442,36 +442,19 @@ full_treble_only(`
     -appdomain
     -binder_in_vendor_violators # TODO(b/35870313): Remove once all violations are gone
   } binder_device:chr_file rw_file_perms;
-  neverallow {
-    domain
-    -coredomain
-    -appdomain # restrictions for vendor apps are declared lower down
-    -binder_in_vendor_violators # TODO(b/35870313): Remove once all violations are gone
-  } service_manager_type:service_manager find;
-  # Vendor apps are permited to use only stable public services. If they were to use arbitrary
-  # services which can change any time framework/core is updated, breakage is likely.
-  neverallow {
-    appdomain
-    -coredomain
-  } {
-    service_manager_type
-    -app_api_service
-    -ephemeral_app_api_service
-  }:service_manager find;
   neverallow {
     domain
     -coredomain
     -appdomain
     -binder_in_vendor_violators # TODO(b/35870313): Remove once all violations are gone
   } servicemanager:binder { call transfer };
-')
 
-##
-# On full TREBLE devices core android components and vendor components may
-# not directly access each other's data types. All communication must occur
-# over HW binder. Open file descriptors may be passed and read/write/stat
-# operations my be performed on those FDs. Disallow all other operations.
-full_treble_only(`
+  ##
+  # On full TREBLE devices core android components and vendor components may
+  # not directly access each other data types. All communication must occur
+  # over HW binder. Open file descriptors may be passed and read/write/stat
+  # operations my be performed on those FDs. Disallow all other operations.
+  #
   # do not allow vendor component access to coredomains data types
   neverallow {
     domain
@@ -496,6 +479,7 @@ full_treble_only(`
     -appdomain
     -coredata_in_vendor_violators
   } system_data_file:dir ~search;
+
 ')
 
 # On full TREBLE devices, socket communications between core components and vendor components are