1 files changed, 41 insertions, 0 deletions
diff --git a/Crypto/src/crypto/parameters/GOST3410PrivateKeyParameters.cs b/Crypto/src/crypto/parameters/GOST3410PrivateKeyParameters.cs
new file mode 100644
index 000000000..e3a613de6
--- /dev/null
+++ b/Crypto/src/crypto/parameters/GOST3410PrivateKeyParameters.cs
@@ -0,0 +1,41 @@
+using System;
+
+using Org.BouncyCastle.Asn1;
+using Org.BouncyCastle.Asn1.CryptoPro;
+using Org.BouncyCastle.Math;
+
+namespace Org.BouncyCastle.Crypto.Parameters
+{
+ public class Gost3410PrivateKeyParameters
+ : Gost3410KeyParameters
+ {
+ private readonly BigInteger x;
+
+ public Gost3410PrivateKeyParameters(
+ BigInteger x,
+ Gost3410Parameters parameters)
+ : base(true, parameters)
+ {
+ if (x.SignValue < 1 || x.BitLength > 256 || x.CompareTo(Parameters.Q) >= 0)
+ throw new ArgumentException("Invalid x for GOST3410 private key", "x");
+
+ this.x = x;
+ }
+
+ public Gost3410PrivateKeyParameters(
+ BigInteger x,
+ DerObjectIdentifier publicKeyParamSet)
+ : base(true, publicKeyParamSet)
+ {
+ if (x.SignValue < 1 || x.BitLength > 256 || x.CompareTo(Parameters.Q) >= 0)
+ throw new ArgumentException("Invalid x for GOST3410 private key", "x");
+
+ this.x = x;
+ }
+
+ public BigInteger X
+ {
+ get { return x; }
+ }
+ }
+}
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