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output/Libraries/BouncyCastle.Crypto/Org/BouncyCastle/OpenSsl/Pkcs8Generator.cs

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+using System;
+using Org.BouncyCastle.Asn1.Pkcs;
+using Org.BouncyCastle.Crypto;
+using Org.BouncyCastle.Pkcs;
+using Org.BouncyCastle.Security;
+using Org.BouncyCastle.Utilities.IO.Pem;
+
+namespace Org.BouncyCastle.OpenSsl;
+
+public class Pkcs8Generator : PemObjectGenerator
+{
+	public static readonly string PbeSha1_RC4_128 = PkcsObjectIdentifiers.PbeWithShaAnd128BitRC4.Id;
+
+	public static readonly string PbeSha1_RC4_40 = PkcsObjectIdentifiers.PbeWithShaAnd40BitRC4.Id;
+
+	public static readonly string PbeSha1_3DES = PkcsObjectIdentifiers.PbeWithShaAnd3KeyTripleDesCbc.Id;
+
+	public static readonly string PbeSha1_2DES = PkcsObjectIdentifiers.PbeWithShaAnd2KeyTripleDesCbc.Id;
+
+	public static readonly string PbeSha1_RC2_128 = PkcsObjectIdentifiers.PbeWithShaAnd128BitRC2Cbc.Id;
+
+	public static readonly string PbeSha1_RC2_40 = PkcsObjectIdentifiers.PbewithShaAnd40BitRC2Cbc.Id;
+
+	private char[] password;
+
+	private string algorithm;
+
+	private int iterationCount;
+
+	private AsymmetricKeyParameter privKey;
+
+	private SecureRandom random;
+
+	public SecureRandom SecureRandom
+	{
+		set
+		{
+			random = value;
+		}
+	}
+
+	public char[] Password
+	{
+		set
+		{
+			password = value;
+		}
+	}
+
+	public int IterationCount
+	{
+		set
+		{
+			iterationCount = value;
+		}
+	}
+
+	public Pkcs8Generator(AsymmetricKeyParameter privKey)
+	{
+		this.privKey = privKey;
+	}
+
+	public Pkcs8Generator(AsymmetricKeyParameter privKey, string algorithm)
+	{
+		this.privKey = privKey;
+		this.algorithm = algorithm;
+		iterationCount = 2048;
+	}
+
+	public PemObject Generate()
+	{
+		if (algorithm == null)
+		{
+			PrivateKeyInfo privateKeyInfo = PrivateKeyInfoFactory.CreatePrivateKeyInfo(privKey);
+			return new PemObject("PRIVATE KEY", privateKeyInfo.GetEncoded());
+		}
+		byte[] array = new byte[20];
+		if (random == null)
+		{
+			random = new SecureRandom();
+		}
+		random.NextBytes(array);
+		try
+		{
+			EncryptedPrivateKeyInfo encryptedPrivateKeyInfo = EncryptedPrivateKeyInfoFactory.CreateEncryptedPrivateKeyInfo(algorithm, password, array, iterationCount, privKey);
+			return new PemObject("ENCRYPTED PRIVATE KEY", encryptedPrivateKeyInfo.GetEncoded());
+		}
+		catch (Exception exception)
+		{
+			throw new PemGenerationException("Couldn't encrypt private key", exception);
+		}
+	}
+}