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Devin Jankowski
2023-06-21 12:46:23 -04:00
commit c70248a520
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iTechSharp/srcbc/asn1/x509/X509Extensions.cs Normal file
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using System;
using System.Collections;
using Org.BouncyCastle.Utilities.Collections;
namespace Org.BouncyCastle.Asn1.X509
{
public class X509Extensions
: Asn1Encodable
{
/**
* Subject Directory Attributes
*/
public static readonly DerObjectIdentifier SubjectDirectoryAttributes = new DerObjectIdentifier("2.5.29.9");
/**
* Subject Key Identifier
*/
public static readonly DerObjectIdentifier SubjectKeyIdentifier = new DerObjectIdentifier("2.5.29.14");
/**
* Key Usage
*/
public static readonly DerObjectIdentifier KeyUsage = new DerObjectIdentifier("2.5.29.15");
/**
* Private Key Usage Period
*/
public static readonly DerObjectIdentifier PrivateKeyUsagePeriod = new DerObjectIdentifier("2.5.29.16");
/**
* Subject Alternative Name
*/
public static readonly DerObjectIdentifier SubjectAlternativeName = new DerObjectIdentifier("2.5.29.17");
/**
* Issuer Alternative Name
*/
public static readonly DerObjectIdentifier IssuerAlternativeName = new DerObjectIdentifier("2.5.29.18");
/**
* Basic Constraints
*/
public static readonly DerObjectIdentifier BasicConstraints = new DerObjectIdentifier("2.5.29.19");
/**
* CRL Number
*/
public static readonly DerObjectIdentifier CrlNumber = new DerObjectIdentifier("2.5.29.20");
/**
* Reason code
*/
public static readonly DerObjectIdentifier ReasonCode = new DerObjectIdentifier("2.5.29.21");
/**
* Hold Instruction Code
*/
public static readonly DerObjectIdentifier InstructionCode = new DerObjectIdentifier("2.5.29.23");
/**
* Invalidity Date
*/
public static readonly DerObjectIdentifier InvalidityDate = new DerObjectIdentifier("2.5.29.24");
/**
* Delta CRL indicator
*/
public static readonly DerObjectIdentifier DeltaCrlIndicator = new DerObjectIdentifier("2.5.29.27");
/**
* Issuing Distribution Point
*/
public static readonly DerObjectIdentifier IssuingDistributionPoint = new DerObjectIdentifier("2.5.29.28");
/**
* Certificate Issuer
*/
public static readonly DerObjectIdentifier CertificateIssuer = new DerObjectIdentifier("2.5.29.29");
/**
* Name Constraints
*/
public static readonly DerObjectIdentifier NameConstraints = new DerObjectIdentifier("2.5.29.30");
/**
* CRL Distribution Points
*/
public static readonly DerObjectIdentifier CrlDistributionPoints = new DerObjectIdentifier("2.5.29.31");
/**
* Certificate Policies
*/
public static readonly DerObjectIdentifier CertificatePolicies = new DerObjectIdentifier("2.5.29.32");
/**
* Policy Mappings
*/
public static readonly DerObjectIdentifier PolicyMappings = new DerObjectIdentifier("2.5.29.33");
/**
* Authority Key Identifier
*/
public static readonly DerObjectIdentifier AuthorityKeyIdentifier = new DerObjectIdentifier("2.5.29.35");
/**
* Policy Constraints
*/
public static readonly DerObjectIdentifier PolicyConstraints = new DerObjectIdentifier("2.5.29.36");
/**
* Extended Key Usage
*/
public static readonly DerObjectIdentifier ExtendedKeyUsage = new DerObjectIdentifier("2.5.29.37");
/**
* Freshest CRL
*/
public static readonly DerObjectIdentifier FreshestCrl = new DerObjectIdentifier("2.5.29.46");
/**
* Inhibit Any Policy
*/
public static readonly DerObjectIdentifier InhibitAnyPolicy = new DerObjectIdentifier("2.5.29.54");
/**
* Authority Info Access
*/
public static readonly DerObjectIdentifier AuthorityInfoAccess = new DerObjectIdentifier("1.3.6.1.5.5.7.1.1");
/**
* Subject Info Access
*/
public static readonly DerObjectIdentifier SubjectInfoAccess = new DerObjectIdentifier("1.3.6.1.5.5.7.1.11");
/**
* Logo Type
*/
public static readonly DerObjectIdentifier LogoType = new DerObjectIdentifier("1.3.6.1.5.5.7.1.12");
/**
* BiometricInfo
*/
public static readonly DerObjectIdentifier BiometricInfo = new DerObjectIdentifier("1.3.6.1.5.5.7.1.2");
/**
* QCStatements
*/
public static readonly DerObjectIdentifier QCStatements = new DerObjectIdentifier("1.3.6.1.5.5.7.1.3");
/**
* Audit identity extension in attribute certificates.
*/
public static readonly DerObjectIdentifier AuditIdentity = new DerObjectIdentifier("1.3.6.1.5.5.7.1.4");
/**
* NoRevAvail extension in attribute certificates.
*/
public static readonly DerObjectIdentifier NoRevAvail = new DerObjectIdentifier("2.5.29.56");
/**
* TargetInformation extension in attribute certificates.
*/
public static readonly DerObjectIdentifier TargetInformation = new DerObjectIdentifier("2.5.29.55");
private readonly Hashtable extensions = new Hashtable();
private readonly ArrayList ordering = new ArrayList();
public static X509Extensions GetInstance(
Asn1TaggedObject obj,
bool explicitly)
{
return GetInstance(Asn1Sequence.GetInstance(obj, explicitly));
}
public static X509Extensions GetInstance(
object obj)
{
if (obj == null || obj is X509Extensions)
{
return (X509Extensions) obj;
}
if (obj is Asn1Sequence)
{
return new X509Extensions((Asn1Sequence) obj);
}
if (obj is Asn1TaggedObject)
{
return GetInstance(((Asn1TaggedObject) obj).GetObject());
}
throw new ArgumentException("unknown object in factory: " + obj.GetType().Name, "obj");
}
/**
* Constructor from Asn1Sequence.
*
* the extensions are a list of constructed sequences, either with (Oid, OctetString) or (Oid, Boolean, OctetString)
*/
private X509Extensions(
Asn1Sequence seq)
{
foreach (Asn1Encodable ae in seq)
{
Asn1Sequence s = Asn1Sequence.GetInstance(ae.ToAsn1Object());
if (s.Count < 2 || s.Count > 3)
throw new ArgumentException("Bad sequence size: " + s.Count);
DerObjectIdentifier oid = DerObjectIdentifier.GetInstance(s[0].ToAsn1Object());
bool isCritical = s.Count == 3
&& DerBoolean.GetInstance(s[1].ToAsn1Object()).IsTrue;
Asn1OctetString octets = Asn1OctetString.GetInstance(s[s.Count - 1].ToAsn1Object());
extensions.Add(oid, new X509Extension(isCritical, octets));
ordering.Add(oid);
}
}
/**
* constructor from a table of extensions.
* <p>
* it's is assumed the table contains Oid/string pairs.</p>
*/
public X509Extensions(
Hashtable extensions)
: this(null, extensions)
{
}
/**
* Constructor from a table of extensions with ordering.
* <p>
* It's is assumed the table contains Oid/string pairs.</p>
*/
public X509Extensions(
ArrayList ordering,
Hashtable extensions)
{
ICollection c = ordering == null
? extensions.Keys
: ordering;
this.ordering.AddRange(c);
foreach (DerObjectIdentifier oid in this.ordering)
{
this.extensions.Add(oid, (X509Extension) extensions[oid]);
}
}
/**
* Constructor from two vectors
*
* @param objectIDs an ArrayList of the object identifiers.
* @param values an ArrayList of the extension values.
*/
public X509Extensions(
ArrayList oids,
ArrayList values)
{
this.ordering.AddRange(oids);
int count = 0;
foreach (DerObjectIdentifier oid in this.ordering)
{
this.extensions.Add(oid, (X509Extension) values[count++]);
}
}
[Obsolete("Use ExtensionOids IEnumerable property")]
public IEnumerator Oids()
{
return ExtensionOids.GetEnumerator();
}
/**
* return an Enumeration of the extension field's object ids.
*/
public IEnumerable ExtensionOids
{
get { return new EnumerableProxy(ordering); }
}
/**
* return the extension represented by the object identifier
* passed in.
*
* @return the extension if it's present, null otherwise.
*/
public X509Extension GetExtension(
DerObjectIdentifier oid)
{
return (X509Extension) extensions[oid];
}
/**
* <pre>
* Extensions ::= SEQUENCE SIZE (1..MAX) OF Extension
*
* Extension ::= SEQUENCE {
* extnId EXTENSION.&amp;id ({ExtensionSet}),
* critical BOOLEAN DEFAULT FALSE,
* extnValue OCTET STRING }
* </pre>
*/
public override Asn1Object ToAsn1Object()
{
Asn1EncodableVector vec = new Asn1EncodableVector();
foreach (DerObjectIdentifier oid in ordering)
{
X509Extension ext = (X509Extension) extensions[oid];
Asn1EncodableVector v = new Asn1EncodableVector(oid);
if (ext.IsCritical)
{
v.Add(DerBoolean.True);
}
v.Add(ext.Value);
vec.Add(new DerSequence(v));
}
return new DerSequence(vec);
}
public bool Equivalent(
X509Extensions other)
{
if (extensions.Count != other.extensions.Count)
return false;
foreach (DerObjectIdentifier oid in extensions.Keys)
{
if (!extensions[oid].Equals(other.extensions[oid]))
return false;
}
return true;
}
}
}