package moe.nekojimi.friendcloud; import java.nio.ByteBuffer; import java.nio.LongBuffer; public class Util { public static long xorBytesToLong(byte[] bytes) { ByteBuffer buf = ByteBuffer.wrap(bytes); LongBuffer longs = buf.asLongBuffer(); long ret = 0xBEEFCAFEF00DBABEL; for (long l: longs.array()) { ret = ret ^ l; } return ret; } }