init

src/main/java/shit/zen/utils/ByteCipher.java

@@ -0,0 +1,32 @@
+package shit.zen.utils;
+
+import java.security.SecureRandom;
+import java.util.Arrays;
+
+public class ByteCipher {
+    private final byte[] key;
+
+    public ByteCipher(byte[] byArray) {
+        this.key = Arrays.copyOf(byArray, byArray.length);
+    }
+
+    public byte[] encrypt(byte[] byArray, int n) {
+        byte[] byArray2 = new byte[byArray.length];
+        for (int i = 0; i < byArray.length; ++i) {
+            byArray2[i] = (byte)(byArray[i] + this.key[i % this.key.length] + n);
+        }
+        return byArray2;
+    }
+
+    public byte[] decrypt(byte[] byArray, int n) {
+        byte[] byArray2 = new byte[byArray.length];
+        for (int i = 0; i < byArray.length; ++i) {
+            byArray2[i] = (byte)(byArray[i] - this.key[i % this.key.length] - n);
+        }
+        return byArray2;
+    }
+
+    static {
+        new SecureRandom();
+    }
+}