Check VintfObject compatibility on boot

Bug: 36814984
Test: Build, flash boot sailfish and shared system image.
Change-Id: Ibd6694079d9e2641a7b77d774a2df085e9a8545a

core/java/android/os/Build.java

@@ -807,8 +807,20 @@ public class Build {
     }
 
     /**
-     * Verifies the the current flash of the device is consistent with what
+     * True if Treble is enabled and required for this device.
+     *
+     * @hide
+     */
+    public static final boolean IS_TREBLE_ENABLED =
+        SystemProperties.getBoolean("ro.treble.enabled", false);
+
+    /**
+     * Verifies the current flash of the device is consistent with what
      * was expected at build time.
+     *
+     * Treble devices will verify the Vendor Interface (VINTF). A device
+     * launched without Treble:
+     *
      * 1) Checks that device fingerprint is defined and that it matches across
      *    various partitions.
      * 2) Verifies radio and bootloader partitions are those expected in the build.
@@ -819,6 +831,17 @@ public class Build {
         // Don't care on eng builds.  Incremental build may trigger false negative.
         if (IS_ENG) return true;
 
+        if (IS_TREBLE_ENABLED) {
+            int result = VintfObject.verify(new String[0]);
+
+            if (result != 0) {
+                Slog.e(TAG, "Vendor interface is incompatible, error="
+                        + String.valueOf(result));
+            }
+
+            return result == 0;
+        }
+
         final String system = SystemProperties.get("ro.build.fingerprint");
         final String vendor = SystemProperties.get("ro.vendor.build.fingerprint");
         final String bootimage = SystemProperties.get("ro.bootimage.build.fingerprint");