1 files changed, 61 insertions, 0 deletions
diff --git a/libraries/spongycastle/jce/src/main/java/javax/crypto/spec/DHPrivateKeySpec.java b/libraries/spongycastle/jce/src/main/java/javax/crypto/spec/DHPrivateKeySpec.java
new file mode 100644
index 000000000..79fa62281
--- /dev/null
+++ b/libraries/spongycastle/jce/src/main/java/javax/crypto/spec/DHPrivateKeySpec.java
@@ -0,0 +1,61 @@
+package javax.crypto.spec;
+
+import java.math.BigInteger;
+import java.security.spec.KeySpec;
+
+/**
+ * This class specifies a Diffie-Hellman private key with its associated parameters.
+ *
+ * @see DHPublicKeySpec
+ */
+public class DHPrivateKeySpec
+    implements KeySpec
+{
+    private BigInteger  x;
+    private BigInteger  p;
+    private BigInteger  g;
+
+    /**
+     * Constructor that takes a private value <code>x</code>, a prime
+     * modulus <code>p</code>, and a base generator <code>g</code>.
+     */
+    public DHPrivateKeySpec(
+        BigInteger  x,
+        BigInteger  p,
+        BigInteger  g)
+    {
+        this.x = x;
+        this.p = p;
+        this.g = g;
+    }
+
+    /**
+     * Returns the private value <code>x</code>.
+     *
+     * @return the private value <code>x</code>
+     */
+    public BigInteger getX()
+    {
+        return x;
+    }
+
+    /**
+     * Returns the prime modulus <code>p</code>.
+     *
+     * @return the prime modulus <code>p</code>
+     */
+    public BigInteger getP()
+    {
+        return p;
+    }
+
+    /**
+     * Returns the base generator <code>g</code>.
+     * 
+     * @return the base generator <code>g</code>
+     */
+    public BigInteger getG()
+    {
+        return g;
+    }
+}