1 files changed, 74 insertions, 0 deletions
diff --git a/libraries/spongycastle/core/src/main/java/org/spongycastle/crypto/params/ECDomainParameters.java b/libraries/spongycastle/core/src/main/java/org/spongycastle/crypto/params/ECDomainParameters.java
new file mode 100644
index 000000000..57daaee3a
--- /dev/null
+++ b/libraries/spongycastle/core/src/main/java/org/spongycastle/crypto/params/ECDomainParameters.java
@@ -0,0 +1,74 @@
+package org.spongycastle.crypto.params;
+
+import java.math.BigInteger;
+
+import org.spongycastle.math.ec.ECConstants;
+import org.spongycastle.math.ec.ECCurve;
+import org.spongycastle.math.ec.ECPoint;
+import org.spongycastle.util.Arrays;
+
+public class ECDomainParameters
+    implements ECConstants
+{
+    private ECCurve     curve;
+    private byte[]      seed;
+    private ECPoint     G;
+    private BigInteger  n;
+    private BigInteger  h;
+
+    public ECDomainParameters(
+        ECCurve     curve,
+        ECPoint     G,
+        BigInteger  n)
+    {
+        this(curve, G, n, ONE, null);
+    }
+
+    public ECDomainParameters(
+        ECCurve     curve,
+        ECPoint     G,
+        BigInteger  n,
+        BigInteger  h)
+    {
+        this(curve, G, n, h, null);
+    }
+
+    public ECDomainParameters(
+        ECCurve     curve,
+        ECPoint     G,
+        BigInteger  n,
+        BigInteger  h,
+        byte[]      seed)
+    {
+        this.curve = curve;
+        this.G = G.normalize();
+        this.n = n;
+        this.h = h;
+        this.seed = seed;
+    }
+
+    public ECCurve getCurve()
+    {
+        return curve;
+    }
+
+    public ECPoint getG()
+    {
+        return G;
+    }
+
+    public BigInteger getN()
+    {
+        return n;
+    }
+
+    public BigInteger getH()
+    {
+        return h;
+    }
+
+    public byte[] getSeed()
+    {
+        return Arrays.clone(seed);
+    }
+}