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using System;
using Org.BouncyCastle.Asn1.X509;
using Org.BouncyCastle.Utilities;
namespace Org.BouncyCastle.Asn1.Pkcs
{
public class EncryptedPrivateKeyInfo
: Asn1Encodable
{
private readonly AlgorithmIdentifier algId;
private readonly Asn1OctetString data;
private EncryptedPrivateKeyInfo(Asn1Sequence seq)
{
if (seq.Count != 2)
throw new ArgumentException("Wrong number of elements in sequence", "seq");
algId = AlgorithmIdentifier.GetInstance(seq[0]);
data = Asn1OctetString.GetInstance(seq[1]);
}
public EncryptedPrivateKeyInfo(
AlgorithmIdentifier algId,
byte[] encoding)
{
this.algId = algId;
this.data = new DerOctetString(encoding);
}
public static EncryptedPrivateKeyInfo GetInstance(
object obj)
{
if (obj is EncryptedPrivateKeyInfo)
{
return (EncryptedPrivateKeyInfo) obj;
}
if (obj is Asn1Sequence seq)
return new EncryptedPrivateKeyInfo(seq);
throw new ArgumentException("Unknown object in factory: " + Platform.GetTypeName(obj), "obj");
}
public AlgorithmIdentifier EncryptionAlgorithm
{
get { return algId; }
}
public byte[] GetEncryptedData()
{
return data.GetOctets();
}
/**
* Produce an object suitable for an Asn1OutputStream.
* <pre>
* EncryptedPrivateKeyInfo ::= Sequence {
* encryptionAlgorithm AlgorithmIdentifier {{KeyEncryptionAlgorithms}},
* encryptedData EncryptedData
* }
*
* EncryptedData ::= OCTET STRING
*
* KeyEncryptionAlgorithms ALGORITHM-IDENTIFIER ::= {
* ... -- For local profiles
* }
* </pre>
*/
public override Asn1Object ToAsn1Object()
{
return new DerSequence(algId, data);
}
}
}
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