diff -r 000000000000 -r 6474c204b198 mobile/android/base/sync/jpake/JPakeParty.java
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mobile/android/base/sync/jpake/JPakeParty.java	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,37 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+package org.mozilla.gecko.sync.jpake;
+
+import java.math.BigInteger;
+
+public class JPakeParty {
+
+  // Generated values for key exchange.
+  public String       signerId;
+  public BigInteger   gx1;
+  public Zkp          zkp1;
+
+  public BigInteger   x2;
+  public BigInteger   gx2;
+  public Zkp          zkp2;
+
+  public BigInteger   thisA;
+  public Zkp          thisZkpA;
+
+  // Received values during key exchange.
+  public BigInteger   gx3;
+  public Zkp          zkp3;
+
+  public BigInteger   gx4;
+  public Zkp          zkp4;
+
+  public BigInteger   otherA;
+  public Zkp          otherZkpA;
+
+
+  public JPakeParty(String mySignerId) {
+    this.signerId = mySignerId;
+  }
+}