1 files changed, 69 insertions, 0 deletions
diff --git a/crypto/src/math/ec/endo/ScalarSplitParameters.cs b/crypto/src/math/ec/endo/ScalarSplitParameters.cs
new file mode 100644
index 000000000..18d0bdb9e
--- /dev/null
+++ b/crypto/src/math/ec/endo/ScalarSplitParameters.cs
@@ -0,0 +1,69 @@
+using System;
+
+using Org.BouncyCastle.Math;
+
+namespace Org.BouncyCastle.Math.EC.Endo
+{
+    public class ScalarSplitParameters
+    {
+        private static void CheckVector(BigInteger[] v, string name)
+        {
+            if (v == null || v.Length != 2 || v[0] == null || v[1] == null)
+                throw new ArgumentException("Must consist of exactly 2 (non-null) values", name);
+        }
+
+        protected readonly BigInteger m_v1A, m_v1B, m_v2A, m_v2B;
+        protected readonly BigInteger m_g1, m_g2;
+        protected readonly int m_bits;
+
+        public ScalarSplitParameters(BigInteger[] v1, BigInteger[] v2, BigInteger g1,
+            BigInteger g2, int bits)
+        {
+            CheckVector(v1, "v1");
+            CheckVector(v2, "v2");
+
+            this.m_v1A = v1[0];
+            this.m_v1B = v1[1];
+            this.m_v2A = v2[0];
+            this.m_v2B = v2[1];
+            this.m_g1 = g1;
+            this.m_g2 = g2;
+            this.m_bits = bits;
+        }
+
+        public virtual BigInteger V1A
+        {
+            get { return m_v1A; }
+        }
+
+        public virtual BigInteger V1B
+        {
+            get { return m_v1B; }
+        }
+
+        public virtual BigInteger V2A
+        {
+            get { return m_v2A; }
+        }
+
+        public virtual BigInteger V2B
+        {
+            get { return m_v2B; }
+        }
+
+        public virtual BigInteger G1
+        {
+            get { return m_g1; }
+        }
+
+        public virtual BigInteger G2
+        {
+            get { return m_g2; }
+        }
+
+        public virtual int Bits
+        {
+            get { return m_bits; }
+        }
+    }
+}