namespace Org.BouncyCastle.Crypto.Parameters { public sealed class X25519PrivateKeyParameters : AsymmetricKeyParameter { public static readonly int KeySize; public static readonly int SecretSize; public X25519PrivateKeyParameters(SecureRandom random); public X25519PrivateKeyParameters(byte[] buf); public X25519PrivateKeyParameters(byte[] buf, int off); public X25519PrivateKeyParameters(Stream input); public void Encode(byte[] buf, int off); public byte[] GetEncoded(); public X25519PublicKeyParameters GeneratePublicKey(); public void GenerateSecret(X25519PublicKeyParameters publicKey, byte[] buf, int off); } }