Reduce EntropyMixer seed size from 4096 to 512 bytes.
The suggested seed size from Linux drivers/char/random.c is 512 bytes
rather than the 4096 bytes currently used.
Change-Id: I3dd55105f0a95ce9cda34b4cf08987b8a28c4ac9
diff --git a/services/java/com/android/server/RandomBlock.java b/services/java/com/android/server/RandomBlock.java
index e5d73015..6d6d901 100644
--- a/services/java/com/android/server/RandomBlock.java
+++ b/services/java/com/android/server/RandomBlock.java
@@ -27,13 +27,13 @@
import java.io.RandomAccessFile;
/**
- * A 4k block of random {@code byte}s.
+ * A block of 512 random {@code byte}s.
*/
class RandomBlock {
private static final String TAG = "RandomBlock";
private static final boolean DEBUG = false;
- private static final int BLOCK_SIZE = 4096;
+ private static final int BLOCK_SIZE = 512;
private byte[] block = new byte[BLOCK_SIZE];
private RandomBlock() { }