You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
51 lines
1.7 KiB
51 lines
1.7 KiB
using System;
|
|
using System.IO;
|
|
|
|
using Org.BouncyCastle.Asn1.Pkcs;
|
|
using Org.BouncyCastle.Asn1.X509;
|
|
using Org.BouncyCastle.Crypto;
|
|
using Org.BouncyCastle.Utilities;
|
|
using Org.BouncyCastle.Utilities.IO;
|
|
|
|
namespace Org.BouncyCastle.Pkcs
|
|
{
|
|
public class Pkcs8EncryptedPrivateKeyInfoBuilder
|
|
{
|
|
private PrivateKeyInfo privateKeyInfo;
|
|
|
|
public Pkcs8EncryptedPrivateKeyInfoBuilder(byte[] privateKeyInfo): this(PrivateKeyInfo.GetInstance(privateKeyInfo))
|
|
{
|
|
}
|
|
|
|
public Pkcs8EncryptedPrivateKeyInfoBuilder(PrivateKeyInfo privateKeyInfo)
|
|
{
|
|
this.privateKeyInfo = privateKeyInfo;
|
|
}
|
|
|
|
/// <summary>
|
|
/// Create the encrypted private key info using the passed in encryptor.
|
|
/// </summary>
|
|
/// <param name="encryptor">The encryptor to use.</param>
|
|
/// <returns>An encrypted private key info containing the original private key info.</returns>
|
|
public Pkcs8EncryptedPrivateKeyInfo Build(
|
|
ICipherBuilder encryptor)
|
|
{
|
|
try
|
|
{
|
|
MemoryStream bOut = new MemoryOutputStream();
|
|
ICipher cOut = encryptor.BuildCipher(bOut);
|
|
byte[] keyData = privateKeyInfo.GetEncoded();
|
|
|
|
Stream str = cOut.Stream;
|
|
str.Write(keyData, 0, keyData.Length);
|
|
Platform.Dispose(str);
|
|
|
|
return new Pkcs8EncryptedPrivateKeyInfo(new EncryptedPrivateKeyInfo((AlgorithmIdentifier)encryptor.AlgorithmDetails, bOut.ToArray()));
|
|
}
|
|
catch (IOException)
|
|
{
|
|
throw new InvalidOperationException("cannot encode privateKeyInfo");
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|