80 lines
1.9 KiB
C#
80 lines
1.9 KiB
C#
using System;
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using Org.BouncyCastle.Asn1;
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namespace Org.BouncyCastle.Asn1.Pkcs
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{
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public class AttributePkcs
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: Asn1Encodable
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{
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private readonly DerObjectIdentifier attrType;
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private readonly Asn1Set attrValues;
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/**
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* return an Attribute object from the given object.
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*
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* @param o the object we want converted.
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* @exception ArgumentException if the object cannot be converted.
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*/
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public static AttributePkcs GetInstance(
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object obj)
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{
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AttributePkcs attr = obj as AttributePkcs;
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if (obj == null || attr != null)
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{
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return attr;
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}
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Asn1Sequence seq = obj as Asn1Sequence;
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if (seq != null)
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{
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return new AttributePkcs(seq);
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}
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throw new ArgumentException("Unknown object in factory: " + obj.GetType().FullName, "obj");
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}
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private AttributePkcs(
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Asn1Sequence seq)
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{
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if (seq.Count != 2)
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throw new ArgumentException("Wrong number of elements in sequence", "seq");
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attrType = DerObjectIdentifier.GetInstance(seq[0]);
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attrValues = Asn1Set.GetInstance(seq[1]);
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}
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public AttributePkcs(
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DerObjectIdentifier attrType,
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Asn1Set attrValues)
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{
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this.attrType = attrType;
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this.attrValues = attrValues;
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}
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public DerObjectIdentifier AttrType
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{
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get { return attrType; }
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}
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public Asn1Set AttrValues
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{
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get { return attrValues; }
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}
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/**
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* Produce an object suitable for an Asn1OutputStream.
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* <pre>
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* Attr ::= Sequence {
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* attrType OBJECT IDENTIFIER,
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* attrValues Set OF AttributeValue
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* }
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* </pre>
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*/
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public override Asn1Object ToAsn1Object()
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{
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return new DerSequence(attrType, attrValues);
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}
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}
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}
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