87 lines
1.9 KiB
C#
87 lines
1.9 KiB
C#
using System;
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using System.Collections;
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using Org.BouncyCastle.Utilities;
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namespace Org.BouncyCastle.Asn1.X509;
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public class NameConstraints : Asn1Encodable
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{
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private Asn1Sequence permitted;
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private Asn1Sequence excluded;
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public Asn1Sequence PermittedSubtrees => permitted;
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public Asn1Sequence ExcludedSubtrees => excluded;
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public static NameConstraints GetInstance(object obj)
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{
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if (obj == null || obj is NameConstraints)
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{
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return (NameConstraints)obj;
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}
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if (obj is Asn1Sequence)
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{
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return new NameConstraints((Asn1Sequence)obj);
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}
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throw new ArgumentException("unknown object in factory: " + Platform.GetTypeName(obj), "obj");
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}
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public NameConstraints(Asn1Sequence seq)
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{
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foreach (Asn1TaggedObject item in seq)
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{
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switch (item.TagNo)
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{
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case 0:
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permitted = Asn1Sequence.GetInstance(item, explicitly: false);
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break;
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case 1:
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excluded = Asn1Sequence.GetInstance(item, explicitly: false);
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break;
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}
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}
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}
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public NameConstraints(ArrayList permitted, ArrayList excluded)
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: this((IList)permitted, (IList)excluded)
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{
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}
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public NameConstraints(IList permitted, IList excluded)
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{
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if (permitted != null)
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{
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this.permitted = CreateSequence(permitted);
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}
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if (excluded != null)
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{
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this.excluded = CreateSequence(excluded);
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}
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}
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private DerSequence CreateSequence(IList subtrees)
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{
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GeneralSubtree[] array = new GeneralSubtree[subtrees.Count];
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for (int i = 0; i < subtrees.Count; i++)
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{
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array[i] = (GeneralSubtree)subtrees[i];
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}
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return new DerSequence(array);
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}
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public override Asn1Object ToAsn1Object()
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{
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Asn1EncodableVector asn1EncodableVector = new Asn1EncodableVector();
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if (permitted != null)
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{
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asn1EncodableVector.Add(new DerTaggedObject(explicitly: false, 0, permitted));
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}
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if (excluded != null)
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{
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asn1EncodableVector.Add(new DerTaggedObject(explicitly: false, 1, excluded));
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}
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return new DerSequence(asn1EncodableVector);
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}
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}
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