diff --git a/crypto/src/pkcs/PrivateKeyInfoFactory.cs b/crypto/src/pkcs/PrivateKeyInfoFactory.cs
index c6aab4884..aafc4c292 100644
--- a/crypto/src/pkcs/PrivateKeyInfoFactory.cs
+++ b/crypto/src/pkcs/PrivateKeyInfoFactory.cs
@@ -106,49 +106,46 @@ namespace Org.BouncyCastle.Pkcs
if (key is ECPrivateKeyParameters)
{
- ECPrivateKeyParameters _key = (ECPrivateKeyParameters)key;
+ ECPrivateKeyParameters priv = (ECPrivateKeyParameters)key;
+ ECDomainParameters dp = priv.Parameters;
+ int orderBitLength = dp.N.BitLength;
+
AlgorithmIdentifier algID;
ECPrivateKeyStructure ec;
- if (_key.AlgorithmName == "ECGOST3410")
+ if (priv.AlgorithmName == "ECGOST3410")
{
- if (_key.PublicKeyParamSet == null)
+ if (priv.PublicKeyParamSet == null)
throw Platform.CreateNotImplementedException("Not a CryptoPro parameter set");
Gost3410PublicKeyAlgParameters gostParams = new Gost3410PublicKeyAlgParameters(
- _key.PublicKeyParamSet, CryptoProObjectIdentifiers.GostR3411x94CryptoProParamSet);
+ priv.PublicKeyParamSet, CryptoProObjectIdentifiers.GostR3411x94CryptoProParamSet);
- algID = new AlgorithmIdentifier(
- CryptoProObjectIdentifiers.GostR3410x2001,
- gostParams.ToAsn1Object());
+ algID = new AlgorithmIdentifier(CryptoProObjectIdentifiers.GostR3410x2001, gostParams);
// TODO Do we need to pass any parameters here?
- ec = new ECPrivateKeyStructure(_key.D);
+ ec = new ECPrivateKeyStructure(orderBitLength, priv.D);
}
else
{
X962Parameters x962;
- if (_key.PublicKeyParamSet == null)
+ if (priv.PublicKeyParamSet == null)
{
- ECDomainParameters kp = _key.Parameters;
- X9ECParameters ecP = new X9ECParameters(kp.Curve, kp.G, kp.N, kp.H, kp.GetSeed());
-
+ X9ECParameters ecP = new X9ECParameters(dp.Curve, dp.G, dp.N, dp.H, dp.GetSeed());
x962 = new X962Parameters(ecP);
}
else
{
- x962 = new X962Parameters(_key.PublicKeyParamSet);
+ x962 = new X962Parameters(priv.PublicKeyParamSet);
}
- Asn1Object x962Object = x962.ToAsn1Object();
-
// TODO Possible to pass the publicKey bitstring here?
- ec = new ECPrivateKeyStructure(_key.D, x962Object);
+ ec = new ECPrivateKeyStructure(orderBitLength, priv.D, x962);
- algID = new AlgorithmIdentifier(X9ObjectIdentifiers.IdECPublicKey, x962Object);
+ algID = new AlgorithmIdentifier(X9ObjectIdentifiers.IdECPublicKey, x962);
}
- return new PrivateKeyInfo(algID, ec.ToAsn1Object());
+ return new PrivateKeyInfo(algID, ec);
}
if (key is Gost3410PrivateKeyParameters)
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