Scan for renderscript files before deciding ABIs.

The presence of ".bc" files in an APK implies
incompatibility with any of the 64 bit ABIs.

bug: 14900093

Change-Id: I66ca339a9a149cb3b7e7b349033d80acdeb4140a

1 files changed, 15 insertions, 0 deletions

diff --git a/core/java/com/android/internal/content/NativeLibraryHelper.java b/core/java/com/android/internal/content/NativeLibraryHelper.java
index ba419f9..dab3aff 100644
--- a/core/java/com/android/internal/content/NativeLibraryHelper.java
+++ b/core/java/com/android/internal/content/NativeLibraryHelper.java
@@ -20,6 +20,7 @@ import android.content.pm.PackageManager;
 import android.util.Slog;
 
 import java.io.File;
+import java.io.IOException;
 
 /**
  * Native libraries helper.
@@ -141,4 +142,18 @@ public class NativeLibraryHelper {
 
         return deletedFiles;
     }
+
+    // We don't care about the other return values for now.
+    private static final int BITCODE_PRESENT = 1;
+
+    public static boolean hasRenderscriptBitcode(ApkHandle handle) throws IOException {
+        final int returnVal = hasRenderscriptBitcode(handle.apkHandle);
+        if (returnVal < 0) {
+            throw new IOException("Error scanning APK, code: " + returnVal);
+        }
+
+        return (returnVal == BITCODE_PRESENT);
+    }
+
+    private static native int hasRenderscriptBitcode(long apkHandle);
 }