Merge "SELinux type for vendor public libs."

am: 59e9d2d8c9

Change-Id: I69b0ef3b55645e7bc99aa25c49a0792ad8c8d2fc

private/compat/26.0/26.0.cil

@@ -562,7 +562,9 @@
 (typeattributeset runas_exec_26_0 (runas_exec))
 (typeattributeset runtime_event_log_tags_file_26_0 (runtime_event_log_tags_file))
 (typeattributeset safemode_prop_26_0 (safemode_prop))
-(typeattributeset same_process_hal_file_26_0 (same_process_hal_file))
+(typeattributeset same_process_hal_file_26_0
+  ( same_process_hal_file
+    vendor_public_lib_file))
 (typeattributeset samplingprofiler_service_26_0 (samplingprofiler_service))
 (typeattributeset scheduling_policy_service_26_0 (scheduling_policy_service))
 (typeattributeset sdcardd_26_0 (sdcardd))

private/compat/27.0/27.0.cil

@@ -1278,7 +1278,9 @@
 (typeattributeset runas_exec_27_0 (runas_exec))
 (typeattributeset runtime_event_log_tags_file_27_0 (runtime_event_log_tags_file))
 (typeattributeset safemode_prop_27_0 (safemode_prop))
-(typeattributeset same_process_hal_file_27_0 (same_process_hal_file))
+(typeattributeset same_process_hal_file_27_0
+  ( same_process_hal_file
+    vendor_public_lib_file))
 (typeattributeset samplingprofiler_service_27_0 (samplingprofiler_service))
 (typeattributeset scheduling_policy_service_27_0 (scheduling_policy_service))
 (typeattributeset sdcardd_27_0 (sdcardd))

public/app.te

@@ -116,6 +116,10 @@ r_dir_file(appdomain, vendor_overlay_file)
 # for vendor provided libraries.
 r_dir_file(appdomain, vendor_framework_file)
 
+# Allow apps read / execute access to vendor public libraries.
+allow appdomain vendor_public_lib_file:dir r_dir_perms;
+allow appdomain vendor_public_lib_file:file { execute read open getattr map };
+
 # Execute dex2oat when apps call dexclassloader
 allow appdomain dex2oat_exec:file rx_file_perms;
 

public/domain.te

@@ -1024,6 +1024,7 @@ full_treble_only(`
       -same_process_hal_file
       -vndk_sp_file
       -vendor_app_file
+      -vendor_public_lib_file
     }:file execute;
 ')
 
@@ -1402,3 +1403,11 @@ neverallow {
   coredomain
   -init
 } mnt_vendor_file:dir *;
+
+# Only apps are allowed access to vendor public libraries.
+full_treble_only(`
+  neverallow {
+    coredomain
+    -appdomain
+  } vendor_public_lib_file:file { execute execute_no_trans };
+')

public/file.te

@@ -149,6 +149,9 @@ type vndk_sp_file, vendor_file_type, file_type;
 type vendor_framework_file, vendor_file_type, file_type;
 # Default type for everything in /vendor/overlay
 type vendor_overlay_file, vendor_file_type, file_type;
+# Type for all vendor public libraries. These libs should only be exposed to
+# apps. ABI stability of these libs is vendor's responsibility.
+type vendor_public_lib_file, vendor_file_type, file_type;
 
 # /metadata partition itself
 type metadata_file, file_type;