92 lines
2.2 KiB
C#
92 lines
2.2 KiB
C#
using System;
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namespace Org.BouncyCastle.Asn1.X509
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{
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/**
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* Policy qualifiers, used in the X509V3 CertificatePolicies
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* extension.
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*
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* <pre>
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* PolicyQualifierInfo ::= Sequence {
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* policyQualifierId PolicyQualifierId,
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* qualifier ANY DEFINED BY policyQualifierId }
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* </pre>
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*/
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public class PolicyQualifierInfo
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: Asn1Encodable
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{
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internal readonly DerObjectIdentifier policyQualifierId;
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internal readonly Asn1Encodable qualifier;
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/**
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* Creates a new <code>PolicyQualifierInfo</code> instance.
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*
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* @param policyQualifierId a <code>PolicyQualifierId</code> value
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* @param qualifier the qualifier, defined by the above field.
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*/
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public PolicyQualifierInfo(
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DerObjectIdentifier policyQualifierId,
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Asn1Encodable qualifier)
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{
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this.policyQualifierId = policyQualifierId;
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this.qualifier = qualifier;
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}
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/**
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* Creates a new <code>PolicyQualifierInfo</code> containing a
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* cPSuri qualifier.
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*
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* @param cps the CPS (certification practice statement) uri as a
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* <code>string</code>.
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*/
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public PolicyQualifierInfo(
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string cps)
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{
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policyQualifierId = PolicyQualifierID.IdQtCps;
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qualifier = new DerIA5String(cps);
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}
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/**
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* Creates a new <code>PolicyQualifierInfo</code> instance.
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*
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* @param as <code>PolicyQualifierInfo</code> X509 structure
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* encoded as an Asn1Sequence.
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*/
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private PolicyQualifierInfo(
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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("Bad sequence size: " + seq.Count, "seq");
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policyQualifierId = DerObjectIdentifier.GetInstance(seq[0]);
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qualifier = seq[1];
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}
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public static PolicyQualifierInfo GetInstance(
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object obj)
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{
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if (obj is PolicyQualifierInfo)
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{
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return (PolicyQualifierInfo) obj;
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}
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if (obj is Asn1Sequence)
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{
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return new PolicyQualifierInfo((Asn1Sequence) obj);
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}
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throw new ArgumentException("unknown object in GetInstance: " + obj.GetType().FullName, "obj");
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}
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/**
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* Returns a Der-encodable representation of this instance.
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*
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* @return a <code>Asn1Object</code> value
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*/
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public override Asn1Object ToAsn1Object()
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{
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return new DerSequence(policyQualifierId, qualifier);
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}
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}
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}
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