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Devin Jankowski
2023-06-21 12:46:23 -04:00
commit c70248a520
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32
iTechSharp/srcbc/pkcs/AsymmetricKeyEntry.cs Normal file
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using System.Collections;
using Org.BouncyCastle.Crypto;
namespace Org.BouncyCastle.Pkcs
{
public class AsymmetricKeyEntry
: Pkcs12Entry
{
private readonly AsymmetricKeyParameter key;
public AsymmetricKeyEntry(
AsymmetricKeyParameter key)
: base(new Hashtable())
{
this.key = key;
}
public AsymmetricKeyEntry(
AsymmetricKeyParameter key,
Hashtable attributes)
: base(attributes)
{
this.key = key;
}
public AsymmetricKeyParameter Key
{
get { return this.key; }
}
}
}

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iTechSharp/srcbc/pkcs/EncryptedPrivateKeyInfoFactory.cs Normal file
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using System;
using Org.BouncyCastle.Asn1;
using Org.BouncyCastle.Asn1.Pkcs;
using Org.BouncyCastle.Asn1.X509;
using Org.BouncyCastle.Crypto;
using Org.BouncyCastle.Security;
namespace Org.BouncyCastle.Pkcs
{
public sealed class EncryptedPrivateKeyInfoFactory
{
private EncryptedPrivateKeyInfoFactory()
{
}
public static EncryptedPrivateKeyInfo CreateEncryptedPrivateKeyInfo(
DerObjectIdentifier algorithm,
char[] passPhrase,
byte[] salt,
int iterationCount,
AsymmetricKeyParameter key)
{
return CreateEncryptedPrivateKeyInfo(
algorithm.Id, passPhrase, salt, iterationCount,
PrivateKeyInfoFactory.CreatePrivateKeyInfo(key));
}
public static EncryptedPrivateKeyInfo CreateEncryptedPrivateKeyInfo(
string algorithm,
char[] passPhrase,
byte[] salt,
int iterationCount,
AsymmetricKeyParameter key)
{
return CreateEncryptedPrivateKeyInfo(
algorithm, passPhrase, salt, iterationCount,
PrivateKeyInfoFactory.CreatePrivateKeyInfo(key));
}
public static EncryptedPrivateKeyInfo CreateEncryptedPrivateKeyInfo(
string algorithm,
char[] passPhrase,
byte[] salt,
int iterationCount,
PrivateKeyInfo keyInfo)
{
if (!PbeUtilities.IsPbeAlgorithm(algorithm))
throw new ArgumentException("attempt to use non-Pbe algorithm with Pbe EncryptedPrivateKeyInfo generation");
IBufferedCipher cipher = PbeUtilities.CreateEngine(algorithm) as IBufferedCipher;
if (cipher == null)
{
// TODO Throw exception?
}
Asn1Encodable parameters = PbeUtilities.GenerateAlgorithmParameters(
algorithm, salt, iterationCount);
ICipherParameters keyParameters = PbeUtilities.GenerateCipherParameters(
algorithm, passPhrase, parameters);
cipher.Init(true, keyParameters);
byte[] keyBytes = keyInfo.GetEncoded();
byte[] encoding = cipher.DoFinal(keyBytes);
DerObjectIdentifier oid = PbeUtilities.GetObjectIdentifier(algorithm);
AlgorithmIdentifier algID = new AlgorithmIdentifier(oid, parameters);
return new EncryptedPrivateKeyInfo(algID, encoding);
}
}
}

447
iTechSharp/srcbc/pkcs/Pkcs10CertificationRequest.cs Normal file
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using System;
using System.Collections;
using System.Globalization;
using System.IO;
using Org.BouncyCastle.Asn1;
using Org.BouncyCastle.Asn1.CryptoPro;
using Org.BouncyCastle.Asn1.Nist;
using Org.BouncyCastle.Asn1.Oiw;
using Org.BouncyCastle.Asn1.Pkcs;
using Org.BouncyCastle.Asn1.TeleTrust;
using Org.BouncyCastle.Asn1.X509;
using Org.BouncyCastle.Asn1.X9;
using Org.BouncyCastle.Crypto;
using Org.BouncyCastle.Security;
using Org.BouncyCastle.Utilities;
using Org.BouncyCastle.Utilities.Collections;
using Org.BouncyCastle.X509;
namespace Org.BouncyCastle.Pkcs
{
/// <remarks>
/// A class for verifying and creating Pkcs10 Certification requests.
/// </remarks>
/// <code>
/// CertificationRequest ::= Sequence {
/// certificationRequestInfo CertificationRequestInfo,
/// signatureAlgorithm AlgorithmIdentifier{{ SignatureAlgorithms }},
/// signature BIT STRING
/// }
///
/// CertificationRequestInfo ::= Sequence {
/// version Integer { v1(0) } (v1,...),
/// subject Name,
/// subjectPKInfo SubjectPublicKeyInfo{{ PKInfoAlgorithms }},
/// attributes [0] Attributes{{ CRIAttributes }}
/// }
///
/// Attributes { ATTRIBUTE:IOSet } ::= Set OF Attr{{ IOSet }}
///
/// Attr { ATTRIBUTE:IOSet } ::= Sequence {
/// type ATTRIBUTE.&amp;id({IOSet}),
/// values Set SIZE(1..MAX) OF ATTRIBUTE.&amp;Type({IOSet}{\@type})
/// }
/// </code>
/// see <a href="http://www.rsasecurity.com/rsalabs/node.asp?id=2132"/>
public class Pkcs10CertificationRequest
: CertificationRequest
{
private static readonly Hashtable algorithms = new Hashtable();
private static readonly Hashtable exParams = new Hashtable();
private static readonly Hashtable keyAlgorithms = new Hashtable();
private static readonly Hashtable oids = new Hashtable();
private static readonly ISet noParams = new HashSet();
static Pkcs10CertificationRequest()
{
algorithms.Add("MD2WITHRSAENCRYPTION", new DerObjectIdentifier("1.2.840.113549.1.1.2"));
algorithms.Add("MD2WITHRSA", new DerObjectIdentifier("1.2.840.113549.1.1.2"));
algorithms.Add("MD5WITHRSAENCRYPTION", new DerObjectIdentifier("1.2.840.113549.1.1.4"));
algorithms.Add("MD5WITHRSA", new DerObjectIdentifier("1.2.840.113549.1.1.4"));
algorithms.Add("RSAWITHMD5", new DerObjectIdentifier("1.2.840.113549.1.1.4"));
algorithms.Add("SHA1WITHRSAENCRYPTION", new DerObjectIdentifier("1.2.840.113549.1.1.5"));
algorithms.Add("SHA1WITHRSA", new DerObjectIdentifier("1.2.840.113549.1.1.5"));
algorithms.Add("SHA224WITHRSAENCRYPTION", PkcsObjectIdentifiers.Sha224WithRsaEncryption);
algorithms.Add("SHA224WITHRSA", PkcsObjectIdentifiers.Sha224WithRsaEncryption);
algorithms.Add("SHA256WITHRSAENCRYPTION", PkcsObjectIdentifiers.Sha256WithRsaEncryption);
algorithms.Add("SHA256WITHRSA", PkcsObjectIdentifiers.Sha256WithRsaEncryption);
algorithms.Add("SHA384WITHRSAENCRYPTION", PkcsObjectIdentifiers.Sha384WithRsaEncryption);
algorithms.Add("SHA384WITHRSA", PkcsObjectIdentifiers.Sha384WithRsaEncryption);
algorithms.Add("SHA512WITHRSAENCRYPTION", PkcsObjectIdentifiers.Sha512WithRsaEncryption);
algorithms.Add("SHA512WITHRSA", PkcsObjectIdentifiers.Sha512WithRsaEncryption);
algorithms.Add("SHA1WITHRSAANDMGF1", PkcsObjectIdentifiers.IdRsassaPss);
algorithms.Add("SHA224WITHRSAANDMGF1", PkcsObjectIdentifiers.IdRsassaPss);
algorithms.Add("SHA256WITHRSAANDMGF1", PkcsObjectIdentifiers.IdRsassaPss);
algorithms.Add("SHA384WITHRSAANDMGF1", PkcsObjectIdentifiers.IdRsassaPss);
algorithms.Add("SHA512WITHRSAANDMGF1", PkcsObjectIdentifiers.IdRsassaPss);
algorithms.Add("RSAWITHSHA1", new DerObjectIdentifier("1.2.840.113549.1.1.5"));
algorithms.Add("RIPEMD160WITHRSAENCRYPTION", new DerObjectIdentifier("1.3.36.3.3.1.2"));
algorithms.Add("RIPEMD160WITHRSA", new DerObjectIdentifier("1.3.36.3.3.1.2"));
algorithms.Add("SHA1WITHDSA", new DerObjectIdentifier("1.2.840.10040.4.3"));
algorithms.Add("DSAWITHSHA1", new DerObjectIdentifier("1.2.840.10040.4.3"));
algorithms.Add("SHA224WITHDSA", NistObjectIdentifiers.DsaWithSha224);
algorithms.Add("SHA256WITHDSA", NistObjectIdentifiers.DsaWithSha256);
algorithms.Add("SHA1WITHECDSA", X9ObjectIdentifiers.ECDsaWithSha1);
algorithms.Add("SHA224WITHECDSA", X9ObjectIdentifiers.ECDsaWithSha224);
algorithms.Add("SHA256WITHECDSA", X9ObjectIdentifiers.ECDsaWithSha256);
algorithms.Add("SHA384WITHECDSA", X9ObjectIdentifiers.ECDsaWithSha384);
algorithms.Add("SHA512WITHECDSA", X9ObjectIdentifiers.ECDsaWithSha512);
algorithms.Add("ECDSAWITHSHA1", X9ObjectIdentifiers.ECDsaWithSha1);
algorithms.Add("GOST3411WITHGOST3410", CryptoProObjectIdentifiers.GostR3411x94WithGostR3410x94);
algorithms.Add("GOST3410WITHGOST3411", CryptoProObjectIdentifiers.GostR3411x94WithGostR3410x94);
algorithms.Add("GOST3411WITHECGOST3410", CryptoProObjectIdentifiers.GostR3411x94WithGostR3410x2001);
algorithms.Add("GOST3411WITHECGOST3410-2001", CryptoProObjectIdentifiers.GostR3411x94WithGostR3410x2001);
algorithms.Add("GOST3411WITHGOST3410-2001", CryptoProObjectIdentifiers.GostR3411x94WithGostR3410x2001);
//
// reverse mappings
//
oids.Add(new DerObjectIdentifier("1.2.840.113549.1.1.5"), "SHA1WITHRSA");
oids.Add(PkcsObjectIdentifiers.Sha224WithRsaEncryption, "SHA224WITHRSA");
oids.Add(PkcsObjectIdentifiers.Sha256WithRsaEncryption, "SHA256WITHRSA");
oids.Add(PkcsObjectIdentifiers.Sha384WithRsaEncryption, "SHA384WITHRSA");
oids.Add(PkcsObjectIdentifiers.Sha512WithRsaEncryption, "SHA512WITHRSA");
oids.Add(CryptoProObjectIdentifiers.GostR3411x94WithGostR3410x94, "GOST3411WITHGOST3410");
oids.Add(CryptoProObjectIdentifiers.GostR3411x94WithGostR3410x2001, "GOST3411WITHECGOST3410");
oids.Add(new DerObjectIdentifier("1.2.840.113549.1.1.4"), "MD5WITHRSA");
oids.Add(new DerObjectIdentifier("1.2.840.113549.1.1.2"), "MD2WITHRSA");
oids.Add(new DerObjectIdentifier("1.2.840.10040.4.3"), "SHA1WITHDSA");
oids.Add(X9ObjectIdentifiers.ECDsaWithSha1, "SHA1WITHECDSA");
oids.Add(X9ObjectIdentifiers.ECDsaWithSha224, "SHA224WITHECDSA");
oids.Add(X9ObjectIdentifiers.ECDsaWithSha256, "SHA256WITHECDSA");
oids.Add(X9ObjectIdentifiers.ECDsaWithSha384, "SHA384WITHECDSA");
oids.Add(X9ObjectIdentifiers.ECDsaWithSha512, "SHA512WITHECDSA");
oids.Add(OiwObjectIdentifiers.Sha1WithRsa, "SHA1WITHRSA");
oids.Add(OiwObjectIdentifiers.DsaWithSha1, "SHA1WITHDSA");
oids.Add(NistObjectIdentifiers.DsaWithSha224, "SHA224WITHDSA");
oids.Add(NistObjectIdentifiers.DsaWithSha256, "SHA256WITHDSA");
//
// key types
//
keyAlgorithms.Add(PkcsObjectIdentifiers.RsaEncryption, "RSA");
keyAlgorithms.Add(X9ObjectIdentifiers.IdDsa, "DSA");
//
// According to RFC 3279, the ASN.1 encoding SHALL (id-dsa-with-sha1) or MUST (ecdsa-with-SHA*) omit the parameters field.
// The parameters field SHALL be NULL for RSA based signature algorithms.
//
noParams.Add(X9ObjectIdentifiers.ECDsaWithSha1);
noParams.Add(X9ObjectIdentifiers.ECDsaWithSha224);
noParams.Add(X9ObjectIdentifiers.ECDsaWithSha256);
noParams.Add(X9ObjectIdentifiers.ECDsaWithSha384);
noParams.Add(X9ObjectIdentifiers.ECDsaWithSha512);
noParams.Add(X9ObjectIdentifiers.IdDsaWithSha1);
noParams.Add(NistObjectIdentifiers.DsaWithSha224);
noParams.Add(NistObjectIdentifiers.DsaWithSha256);
//
// RFC 4491
//
noParams.Add(CryptoProObjectIdentifiers.GostR3411x94WithGostR3410x94);
noParams.Add(CryptoProObjectIdentifiers.GostR3411x94WithGostR3410x2001);
//
// explicit params
//
AlgorithmIdentifier sha1AlgId = new AlgorithmIdentifier(OiwObjectIdentifiers.IdSha1, DerNull.Instance);
exParams.Add("SHA1WITHRSAANDMGF1", CreatePssParams(sha1AlgId, 20));
AlgorithmIdentifier sha224AlgId = new AlgorithmIdentifier(NistObjectIdentifiers.IdSha224, DerNull.Instance);
exParams.Add("SHA224WITHRSAANDMGF1", CreatePssParams(sha224AlgId, 28));
AlgorithmIdentifier sha256AlgId = new AlgorithmIdentifier(NistObjectIdentifiers.IdSha256, DerNull.Instance);
exParams.Add("SHA256WITHRSAANDMGF1", CreatePssParams(sha256AlgId, 32));
AlgorithmIdentifier sha384AlgId = new AlgorithmIdentifier(NistObjectIdentifiers.IdSha384, DerNull.Instance);
exParams.Add("SHA384WITHRSAANDMGF1", CreatePssParams(sha384AlgId, 48));
AlgorithmIdentifier sha512AlgId = new AlgorithmIdentifier(NistObjectIdentifiers.IdSha512, DerNull.Instance);
exParams.Add("SHA512WITHRSAANDMGF1", CreatePssParams(sha512AlgId, 64));
}
private static RsassaPssParameters CreatePssParams(
AlgorithmIdentifier hashAlgId,
int saltSize)
{
return new RsassaPssParameters(
hashAlgId,
new AlgorithmIdentifier(PkcsObjectIdentifiers.IdMgf1, hashAlgId),
new DerInteger(saltSize),
new DerInteger(1));
}
public Pkcs10CertificationRequest(
byte[] encoded)
: base((Asn1Sequence) Asn1Object.FromByteArray(encoded))
{
}
public Pkcs10CertificationRequest(
Asn1Sequence seq)
: base(seq)
{
}
public Pkcs10CertificationRequest(
Stream input)
: base((Asn1Sequence) Asn1Object.FromStream(input))
{
}
/// <summary>
/// Instantiate a Pkcs10CertificationRequest object with the necessary credentials.
/// </summary>
///<param name="signatureAlgorithm">Name of Sig Alg.</param>
/// <param name="subject">X509Name of subject eg OU="My unit." O="My Organisatioin" C="au" </param>
/// <param name="publicKey">Public Key to be included in cert reqest.</param>
/// <param name="attributes">ASN1Set of Attributes.</param>
/// <param name="signingKey">Matching Private key for nominated (above) public key to be used to sign the request.</param>
public Pkcs10CertificationRequest(
string signatureAlgorithm,
X509Name subject,
AsymmetricKeyParameter publicKey,
Asn1Set attributes,
AsymmetricKeyParameter signingKey)
{
if (signatureAlgorithm == null)
throw new ArgumentNullException("signatureAlgorithm");
if (subject == null)
throw new ArgumentNullException("subject");
if (publicKey == null)
throw new ArgumentNullException("publicKey");
if (publicKey.IsPrivate)
throw new ArgumentException("expected public key", "publicKey");
if (!signingKey.IsPrivate)
throw new ArgumentException("key for signing must be private", "signingKey");
// DerObjectIdentifier sigOid = SignerUtilities.GetObjectIdentifier(signatureAlgorithm);
string algorithmName = signatureAlgorithm.ToUpper(CultureInfo.InvariantCulture);
DerObjectIdentifier sigOid = (DerObjectIdentifier) algorithms[algorithmName];
if (sigOid == null)
throw new ArgumentException("Unknown signature type requested");
if (noParams.Contains(sigOid))
{
this.sigAlgId = new AlgorithmIdentifier(sigOid);
}
else if (exParams.ContainsKey(algorithmName))
{
this.sigAlgId = new AlgorithmIdentifier(sigOid, (Asn1Encodable) exParams[algorithmName]);
}
else
{
this.sigAlgId = new AlgorithmIdentifier(sigOid, null);
}
SubjectPublicKeyInfo pubInfo = SubjectPublicKeyInfoFactory.CreateSubjectPublicKeyInfo(publicKey);
this.reqInfo = new CertificationRequestInfo(subject, pubInfo, attributes);
ISigner sig = SignerUtilities.GetSigner(signatureAlgorithm);
sig.Init(true, signingKey);
try
{
// Encode.
byte[] b = reqInfo.GetDerEncoded();
sig.BlockUpdate(b, 0, b.Length);
}
catch (Exception e)
{
throw new ArgumentException("exception encoding TBS cert request", e);
}
// Generate Signature.
sigBits = new DerBitString(sig.GenerateSignature());
}
// internal Pkcs10CertificationRequest(
// Asn1InputStream seqStream)
// {
// Asn1Sequence seq = (Asn1Sequence) seqStream.ReadObject();
// try
// {
// this.reqInfo = CertificationRequestInfo.GetInstance(seq[0]);
// this.sigAlgId = AlgorithmIdentifier.GetInstance(seq[1]);
// this.sigBits = (DerBitString) seq[2];
// }
// catch (Exception ex)
// {
// throw new ArgumentException("Create From Asn1Sequence: " + ex.Message);
// }
// }
/// <summary>
/// Get the public key.
/// </summary>
/// <returns>The public key.</returns>
public AsymmetricKeyParameter GetPublicKey()
{
return PublicKeyFactory.CreateKey(reqInfo.SubjectPublicKeyInfo);
}
/// <summary>
/// Verify Pkcs10 Cert Request is valid.
/// </summary>
/// <returns>true = valid.</returns>
public bool Verify()
{
return Verify(this.GetPublicKey());
}
public bool Verify(
AsymmetricKeyParameter publicKey)
{
ISigner sig;
try
{
sig = SignerUtilities.GetSigner(GetSignatureName(sigAlgId));
}
catch (Exception e)
{
// try an alternate
string alt = (string) oids[sigAlgId.ObjectID];
if (alt != null)
{
sig = SignerUtilities.GetSigner(alt);
}
else
{
throw e;
}
}
SetSignatureParameters(sig, sigAlgId.Parameters);
sig.Init(false, publicKey);
try
{
byte[] b = reqInfo.GetDerEncoded();
sig.BlockUpdate(b, 0, b.Length);
}
catch (Exception e)
{
throw new SignatureException("exception encoding TBS cert request", e);
}
return sig.VerifySignature(sigBits.GetBytes());
}
// /// <summary>
// /// Get the Der Encoded Pkcs10 Certification Request.
// /// </summary>
// /// <returns>A byte array.</returns>
// public byte[] GetEncoded()
// {
// return new CertificationRequest(reqInfo, sigAlgId, sigBits).GetDerEncoded();
// }
// TODO Figure out how to set parameters on an ISigner
private void SetSignatureParameters(
ISigner signature,
Asn1Encodable asn1Params)
{
if (asn1Params != null && !(asn1Params is Asn1Null))
{
// AlgorithmParameters sigParams = AlgorithmParameters.GetInstance(signature.getAlgorithm());
//
// try
// {
// sigParams.init(asn1Params.ToAsn1Object().GetDerEncoded());
// }
// catch (IOException e)
// {
// throw new SignatureException("IOException decoding parameters: " + e.Message);
// }
if (signature.AlgorithmName.EndsWith("MGF1"))
{
throw Platform.CreateNotImplementedException("signature algorithm with MGF1");
// try
// {
// signature.setParameter(sigParams.getParameterSpec(PSSParameterSpec.class));
// }
// catch (GeneralSecurityException e)
// {
// throw new SignatureException("Exception extracting parameters: " + e.getMessage());
// }
}
}
}
internal static string GetSignatureName(
AlgorithmIdentifier sigAlgId)
{
Asn1Encodable asn1Params = sigAlgId.Parameters;
if (asn1Params != null && !(asn1Params is Asn1Null))
{
if (sigAlgId.ObjectID.Equals(PkcsObjectIdentifiers.IdRsassaPss))
{
RsassaPssParameters rsaParams = RsassaPssParameters.GetInstance(asn1Params);
return GetDigestAlgName(rsaParams.HashAlgorithm.ObjectID) + "withRSAandMGF1";
}
}
return sigAlgId.ObjectID.Id;
}
private static string GetDigestAlgName(
DerObjectIdentifier digestAlgOID)
{
if (PkcsObjectIdentifiers.MD5.Equals(digestAlgOID))
{
return "MD5";
}
else if (OiwObjectIdentifiers.IdSha1.Equals(digestAlgOID))
{
return "SHA1";
}
else if (NistObjectIdentifiers.IdSha224.Equals(digestAlgOID))
{
return "SHA224";
}
else if (NistObjectIdentifiers.IdSha256.Equals(digestAlgOID))
{
return "SHA256";
}
else if (NistObjectIdentifiers.IdSha384.Equals(digestAlgOID))
{
return "SHA384";
}
else if (NistObjectIdentifiers.IdSha512.Equals(digestAlgOID))
{
return "SHA512";
}
else if (TeleTrusTObjectIdentifiers.RipeMD128.Equals(digestAlgOID))
{
return "RIPEMD128";
}
else if (TeleTrusTObjectIdentifiers.RipeMD160.Equals(digestAlgOID))
{
return "RIPEMD160";
}
else if (TeleTrusTObjectIdentifiers.RipeMD256.Equals(digestAlgOID))
{
return "RIPEMD256";
}
else if (CryptoProObjectIdentifiers.GostR3411.Equals(digestAlgOID))
{
return "GOST3411";
}
else
{
return digestAlgOID.Id;
}
}
}
}

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iTechSharp/srcbc/pkcs/Pkcs12Entry.cs Normal file
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using System;
using System.Collections;
using Org.BouncyCastle.Asn1;
using Org.BouncyCastle.Utilities.Collections;
namespace Org.BouncyCastle.Pkcs
{
public abstract class Pkcs12Entry
{
private readonly Hashtable attributes;
protected internal Pkcs12Entry(
Hashtable attributes)
{
this.attributes = attributes;
foreach (DictionaryEntry entry in attributes)
{
if (!(entry.Key is string))
throw new ArgumentException("Attribute keys must be of type: " + typeof(string).FullName, "attributes");
if (!(entry.Value is Asn1Encodable))
throw new ArgumentException("Attribute values must be of type: " + typeof(Asn1Encodable).FullName, "attributes");
}
}
[Obsolete("Use 'object[index]' syntax instead")]
public Asn1Encodable GetBagAttribute(
DerObjectIdentifier oid)
{
return (Asn1Encodable)this.attributes[oid.Id];
}
[Obsolete("Use 'object[index]' syntax instead")]
public Asn1Encodable GetBagAttribute(
string oid)
{
return (Asn1Encodable)this.attributes[oid];
}
[Obsolete("Use 'BagAttributeKeys' property")]
public IEnumerator GetBagAttributeKeys()
{
return this.attributes.Keys.GetEnumerator();
}
public Asn1Encodable this[
DerObjectIdentifier oid]
{
get { return (Asn1Encodable) this.attributes[oid.Id]; }
}
public Asn1Encodable this[
string oid]
{
get { return (Asn1Encodable) this.attributes[oid]; }
}
public IEnumerable BagAttributeKeys
{
get { return new EnumerableProxy(this.attributes.Keys); }
}
}
}

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iTechSharp/srcbc/pkcs/Pkcs12Store.cs Normal file
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iTechSharp/srcbc/pkcs/PrivateKeyInfoFactory.cs Normal file
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using System;
using Org.BouncyCastle.Asn1;
using Org.BouncyCastle.Asn1.CryptoPro;
using Org.BouncyCastle.Asn1.Oiw;
using Org.BouncyCastle.Asn1.Pkcs;
using Org.BouncyCastle.Asn1.Sec;
using Org.BouncyCastle.Asn1.X509;
using Org.BouncyCastle.Asn1.X9;
using Org.BouncyCastle.Crypto;
using Org.BouncyCastle.Crypto.Parameters;
using Org.BouncyCastle.Math;
using Org.BouncyCastle.Security;
using Org.BouncyCastle.Utilities;
namespace Org.BouncyCastle.Pkcs
{
public sealed class PrivateKeyInfoFactory
{
private PrivateKeyInfoFactory()
{
}
public static PrivateKeyInfo CreatePrivateKeyInfo(
AsymmetricKeyParameter key)
{
if (key == null)
throw new ArgumentNullException("key");
if (!key.IsPrivate)
throw new ArgumentException("Public key passed - private key expected", "key");
if (key is ElGamalPrivateKeyParameters)
{
ElGamalPrivateKeyParameters _key = (ElGamalPrivateKeyParameters)key;
return new PrivateKeyInfo(
new AlgorithmIdentifier(
OiwObjectIdentifiers.ElGamalAlgorithm,
new ElGamalParameter(
_key.Parameters.P,
_key.Parameters.G).ToAsn1Object()),
new DerInteger(_key.X));
}
if (key is DsaPrivateKeyParameters)
{
DsaPrivateKeyParameters _key = (DsaPrivateKeyParameters)key;
return new PrivateKeyInfo(
new AlgorithmIdentifier(
X9ObjectIdentifiers.IdDsa,
new DsaParameter(
_key.Parameters.P,
_key.Parameters.Q,
_key.Parameters.G).ToAsn1Object()),
new DerInteger(_key.X));
}
if (key is DHPrivateKeyParameters)
{
/*
Process DH private key.
The value for L was set to zero implicitly.
This is the same action as found in JCEDHPrivateKey GetEncoded method.
*/
DHPrivateKeyParameters _key = (DHPrivateKeyParameters)key;
DHParameter withNewL = new DHParameter(
_key.Parameters.P, _key.Parameters.G, 0);
return new PrivateKeyInfo(
new AlgorithmIdentifier(
PkcsObjectIdentifiers.DhKeyAgreement,
withNewL.ToAsn1Object()),
new DerInteger(_key.X));
}
if (key is RsaKeyParameters)
{
AlgorithmIdentifier algID = new AlgorithmIdentifier(
PkcsObjectIdentifiers.RsaEncryption, DerNull.Instance);
RsaPrivateKeyStructure keyStruct;
if (key is RsaPrivateCrtKeyParameters)
{
RsaPrivateCrtKeyParameters _key = (RsaPrivateCrtKeyParameters)key;
keyStruct = new RsaPrivateKeyStructure(
_key.Modulus,
_key.PublicExponent,
_key.Exponent,
_key.P,
_key.Q,
_key.DP,
_key.DQ,
_key.QInv);
}
else
{
RsaKeyParameters _key = (RsaKeyParameters) key;
keyStruct = new RsaPrivateKeyStructure(
_key.Modulus,
BigInteger.Zero,
_key.Exponent,
BigInteger.Zero,
BigInteger.Zero,
BigInteger.Zero,
BigInteger.Zero,
BigInteger.Zero);
}
return new PrivateKeyInfo(algID, keyStruct.ToAsn1Object());
}
if (key is ECPrivateKeyParameters)
{
ECPrivateKeyParameters _key = (ECPrivateKeyParameters)key;
AlgorithmIdentifier algID;
if (_key.AlgorithmName == "ECGOST3410")
{
if (_key.PublicKeyParamSet == null)
throw Platform.CreateNotImplementedException("Not a CryptoPro parameter set");
Gost3410PublicKeyAlgParameters gostParams = new Gost3410PublicKeyAlgParameters(
_key.PublicKeyParamSet, CryptoProObjectIdentifiers.GostR3411x94CryptoProParamSet);
algID = new AlgorithmIdentifier(
CryptoProObjectIdentifiers.GostR3410x2001,
gostParams.ToAsn1Object());
}
else
{
X9ECParameters ecP = new X9ECParameters(
_key.Parameters.Curve,
_key.Parameters.G,
_key.Parameters.N,
_key.Parameters.H,
_key.Parameters.GetSeed());
X962Parameters x962 = new X962Parameters(ecP);
algID = new AlgorithmIdentifier(
X9ObjectIdentifiers.IdECPublicKey,
x962.ToAsn1Object());
}
return new PrivateKeyInfo(algID, new ECPrivateKeyStructure(_key.D).ToAsn1Object());
}
if (key is Gost3410PrivateKeyParameters)
{
Gost3410PrivateKeyParameters _key = (Gost3410PrivateKeyParameters)key;
if (_key.PublicKeyParamSet == null)
throw Platform.CreateNotImplementedException("Not a CryptoPro parameter set");
byte[] keyEnc = _key.X.ToByteArrayUnsigned();
byte[] keyBytes = new byte[keyEnc.Length];
for (int i = 0; i != keyBytes.Length; i++)
{
keyBytes[i] = keyEnc[keyEnc.Length - 1 - i]; // must be little endian
}
Gost3410PublicKeyAlgParameters algParams = new Gost3410PublicKeyAlgParameters(
_key.PublicKeyParamSet, CryptoProObjectIdentifiers.GostR3411x94CryptoProParamSet, null);
AlgorithmIdentifier algID = new AlgorithmIdentifier(
CryptoProObjectIdentifiers.GostR3410x94,
algParams.ToAsn1Object());
return new PrivateKeyInfo(algID, new DerOctetString(keyBytes));
}
throw new ArgumentException("Class provided is not convertible: " + key.GetType().FullName);
}
public static PrivateKeyInfo CreatePrivateKeyInfo(
char[] passPhrase,
EncryptedPrivateKeyInfo encInfo)
{
return CreatePrivateKeyInfo(passPhrase, false, encInfo);
}
public static PrivateKeyInfo CreatePrivateKeyInfo(
char[] passPhrase,
bool wrongPkcs12Zero,
EncryptedPrivateKeyInfo encInfo)
{
AlgorithmIdentifier algID = encInfo.EncryptionAlgorithm;
IBufferedCipher cipher = PbeUtilities.CreateEngine(algID.ObjectID) as IBufferedCipher;
if (cipher == null)
{
// TODO Throw exception?
}
ICipherParameters keyParameters = PbeUtilities.GenerateCipherParameters(
algID.ObjectID, passPhrase, wrongPkcs12Zero, algID.Parameters);
cipher.Init(false, keyParameters);
byte[] keyBytes = encInfo.GetEncryptedData();
byte[] encoding = cipher.DoFinal(keyBytes);
Asn1Object asn1Data = Asn1Object.FromByteArray(encoding);
return PrivateKeyInfo.GetInstance(asn1Data);
}
}
}

32
iTechSharp/srcbc/pkcs/X509CertificateEntry.cs Normal file
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@@ -0,0 +1,32 @@
using System.Collections;
using Org.BouncyCastle.X509;
namespace Org.BouncyCastle.Pkcs
{
public class X509CertificateEntry
: Pkcs12Entry
{
private readonly X509Certificate cert;
public X509CertificateEntry(
X509Certificate cert)
: base(new Hashtable())
{
this.cert = cert;
}
public X509CertificateEntry(
X509Certificate cert,
Hashtable attributes)
: base(attributes)
{
this.cert = cert;
}
public X509Certificate Certificate
{
get { return this.cert; }
}
}
}