1 files changed, 27 insertions, 0 deletions
diff --git a/libraries/spongycastle/prov/src/main/java/org/spongycastle/jce/interfaces/MQVPrivateKey.java b/libraries/spongycastle/prov/src/main/java/org/spongycastle/jce/interfaces/MQVPrivateKey.java
new file mode 100644
index 000000000..283633865
--- /dev/null
+++ b/libraries/spongycastle/prov/src/main/java/org/spongycastle/jce/interfaces/MQVPrivateKey.java
@@ -0,0 +1,27 @@
+package org.spongycastle.jce.interfaces;
+
+import java.security.PrivateKey;
+import java.security.PublicKey;
+
+/**
+ * Static/ephemeral private key (pair) for use with ECMQV key agreement
+ * (Optionally provides the ephemeral public key)
+ */
+public interface MQVPrivateKey
+    extends PrivateKey
+{
+    /**
+     * return the static private key.
+     */
+    PrivateKey getStaticPrivateKey();
+
+    /**
+     * return the ephemeral private key.
+     */
+    PrivateKey getEphemeralPrivateKey();
+
+    /**
+     * return the ephemeral public key (may be null).
+     */
+    PublicKey getEphemeralPublicKey();
+}