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105 lines
3.2 KiB
105 lines
3.2 KiB
8 months ago
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#if !BESTHTTP_DISABLE_ALTERNATE_SSL && (!UNITY_WEBGL || UNITY_EDITOR)
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#pragma warning disable
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using System;
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using BestHTTP.SecureProtocol.Org.BouncyCastle.Utilities;
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namespace BestHTTP.SecureProtocol.Org.BouncyCastle.Asn1.Crmf
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{
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public class ProofOfPossession
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: Asn1Encodable, IAsn1Choice
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{
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public const int TYPE_RA_VERIFIED = 0;
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public const int TYPE_SIGNING_KEY = 1;
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public const int TYPE_KEY_ENCIPHERMENT = 2;
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public const int TYPE_KEY_AGREEMENT = 3;
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private readonly int tagNo;
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private readonly Asn1Encodable obj;
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private ProofOfPossession(Asn1TaggedObject tagged)
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{
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tagNo = tagged.TagNo;
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switch (tagNo)
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{
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case 0:
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obj = DerNull.Instance;
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break;
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case 1:
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obj = PopoSigningKey.GetInstance(tagged, false);
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break;
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case 2:
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case 3:
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obj = PopoPrivKey.GetInstance(tagged, false);
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break;
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default:
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throw new ArgumentException("unknown tag: " + tagNo, "tagged");
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}
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}
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public static ProofOfPossession GetInstance(object obj)
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{
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if (obj is ProofOfPossession)
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return (ProofOfPossession)obj;
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if (obj is Asn1TaggedObject)
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return new ProofOfPossession((Asn1TaggedObject)obj);
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throw new ArgumentException("Invalid object: " + BestHTTP.SecureProtocol.Org.BouncyCastle.Utilities.Platform.GetTypeName(obj), "obj");
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}
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/** Creates a ProofOfPossession with type raVerified. */
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public ProofOfPossession()
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{
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tagNo = TYPE_RA_VERIFIED;
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obj = DerNull.Instance;
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}
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/** Creates a ProofOfPossession for a signing key. */
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public ProofOfPossession(PopoSigningKey Poposk)
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{
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tagNo = TYPE_SIGNING_KEY;
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obj = Poposk;
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}
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/**
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* Creates a ProofOfPossession for key encipherment or agreement.
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* @param type one of TYPE_KEY_ENCIPHERMENT or TYPE_KEY_AGREEMENT
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*/
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public ProofOfPossession(int type, PopoPrivKey privkey)
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{
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tagNo = type;
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obj = privkey;
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}
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public virtual int Type
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{
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get { return tagNo; }
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}
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public virtual Asn1Encodable Object
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{
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get { return obj; }
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}
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/**
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* <pre>
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* ProofOfPossession ::= CHOICE {
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* raVerified [0] NULL,
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* -- used if the RA has already verified that the requester is in
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* -- possession of the private key
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* signature [1] PopoSigningKey,
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* keyEncipherment [2] PopoPrivKey,
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* keyAgreement [3] PopoPrivKey }
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* </pre>
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* @return a basic ASN.1 object representation.
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*/
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public override Asn1Object ToAsn1Object()
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{
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return new DerTaggedObject(false, tagNo, obj);
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}
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}
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}
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#pragma warning restore
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#endif
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