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113 lines
2.6 KiB
113 lines
2.6 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 System.Collections;
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using BestHTTP.SecureProtocol.Org.BouncyCastle.Utilities;
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namespace BestHTTP.SecureProtocol.Org.BouncyCastle.Asn1.X9
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{
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public class DHDomainParameters
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: Asn1Encodable
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{
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private readonly DerInteger p, g, q, j;
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private readonly DHValidationParms validationParms;
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public static DHDomainParameters GetInstance(Asn1TaggedObject obj, bool isExplicit)
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{
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return GetInstance(Asn1Sequence.GetInstance(obj, isExplicit));
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}
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public static DHDomainParameters GetInstance(object obj)
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{
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if (obj == null || obj is DHDomainParameters)
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return (DHDomainParameters)obj;
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if (obj is Asn1Sequence)
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return new DHDomainParameters((Asn1Sequence)obj);
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throw new ArgumentException("Invalid DHDomainParameters: " + BestHTTP.SecureProtocol.Org.BouncyCastle.Utilities.Platform.GetTypeName(obj), "obj");
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}
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public DHDomainParameters(DerInteger p, DerInteger g, DerInteger q, DerInteger j,
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DHValidationParms validationParms)
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{
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if (p == null)
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throw new ArgumentNullException("p");
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if (g == null)
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throw new ArgumentNullException("g");
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if (q == null)
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throw new ArgumentNullException("q");
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this.p = p;
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this.g = g;
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this.q = q;
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this.j = j;
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this.validationParms = validationParms;
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}
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private DHDomainParameters(Asn1Sequence seq)
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{
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if (seq.Count < 3 || seq.Count > 5)
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throw new ArgumentException("Bad sequence size: " + seq.Count, "seq");
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IEnumerator e = seq.GetEnumerator();
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this.p = DerInteger.GetInstance(GetNext(e));
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this.g = DerInteger.GetInstance(GetNext(e));
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this.q = DerInteger.GetInstance(GetNext(e));
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Asn1Encodable next = GetNext(e);
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if (next != null && next is DerInteger)
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{
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this.j = DerInteger.GetInstance(next);
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next = GetNext(e);
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}
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if (next != null)
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{
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this.validationParms = DHValidationParms.GetInstance(next.ToAsn1Object());
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}
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}
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private static Asn1Encodable GetNext(IEnumerator e)
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{
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return e.MoveNext() ? (Asn1Encodable)e.Current : null;
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}
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public DerInteger P
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{
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get { return this.p; }
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}
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public DerInteger G
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{
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get { return this.g; }
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}
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public DerInteger Q
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{
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get { return this.q; }
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}
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public DerInteger J
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{
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get { return this.j; }
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}
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public DHValidationParms ValidationParms
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{
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get { return this.validationParms; }
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}
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public override Asn1Object ToAsn1Object()
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{
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Asn1EncodableVector v = new Asn1EncodableVector(p, g, q);
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v.AddOptional(j, validationParms);
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return new DerSequence(v);
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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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