151 lines
4.0 KiB
C#
151 lines
4.0 KiB
C#
#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.Asn1.Nist;
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using BestHTTP.SecureProtocol.Org.BouncyCastle.Asn1.X509;
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using BestHTTP.SecureProtocol.Org.BouncyCastle.Utilities;
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namespace BestHTTP.SecureProtocol.Org.BouncyCastle.Asn1.Ess
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{
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public class EssCertIDv2
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: Asn1Encodable
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{
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private readonly AlgorithmIdentifier hashAlgorithm;
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private readonly byte[] certHash;
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private readonly IssuerSerial issuerSerial;
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private static readonly AlgorithmIdentifier DefaultAlgID = new AlgorithmIdentifier(
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NistObjectIdentifiers.IdSha256);
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public static EssCertIDv2 GetInstance(object obj)
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{
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if (obj == null)
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return null;
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EssCertIDv2 existing = obj as EssCertIDv2;
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if (existing != null)
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return existing;
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return new EssCertIDv2(Asn1Sequence.GetInstance(obj));
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}
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private EssCertIDv2(
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Asn1Sequence seq)
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{
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if (seq.Count > 3)
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throw new ArgumentException("Bad sequence size: " + seq.Count, "seq");
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int count = 0;
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if (seq[0] is Asn1OctetString)
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{
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// Default value
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this.hashAlgorithm = DefaultAlgID;
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}
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else
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{
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this.hashAlgorithm = AlgorithmIdentifier.GetInstance(seq[count++].ToAsn1Object());
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}
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this.certHash = Asn1OctetString.GetInstance(seq[count++].ToAsn1Object()).GetOctets();
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if (seq.Count > count)
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{
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this.issuerSerial = IssuerSerial.GetInstance(
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Asn1Sequence.GetInstance(seq[count].ToAsn1Object()));
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}
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}
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public EssCertIDv2(byte[] certHash)
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: this(null, certHash, null)
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{
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}
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public EssCertIDv2(
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AlgorithmIdentifier algId,
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byte[] certHash)
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: this(algId, certHash, null)
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{
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}
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public EssCertIDv2(
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byte[] certHash,
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IssuerSerial issuerSerial)
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: this(null, certHash, issuerSerial)
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{
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}
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public EssCertIDv2(
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AlgorithmIdentifier algId,
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byte[] certHash,
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IssuerSerial issuerSerial)
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{
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if (algId == null)
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{
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// Default value
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this.hashAlgorithm = DefaultAlgID;
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}
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else
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{
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this.hashAlgorithm = algId;
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}
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this.certHash = certHash;
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this.issuerSerial = issuerSerial;
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}
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public AlgorithmIdentifier HashAlgorithm
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{
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get { return this.hashAlgorithm; }
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}
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public byte[] GetCertHash()
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{
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return Arrays.Clone(certHash);
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}
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public IssuerSerial IssuerSerial
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{
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get { return issuerSerial; }
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}
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/**
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* <pre>
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* EssCertIDv2 ::= SEQUENCE {
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* hashAlgorithm AlgorithmIdentifier
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* DEFAULT {algorithm id-sha256},
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* certHash Hash,
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* issuerSerial IssuerSerial OPTIONAL
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* }
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*
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* Hash ::= OCTET STRING
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*
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* IssuerSerial ::= SEQUENCE {
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* issuer GeneralNames,
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* serialNumber CertificateSerialNumber
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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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Asn1EncodableVector v = new Asn1EncodableVector();
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if (!hashAlgorithm.Equals(DefaultAlgID))
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{
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v.Add(hashAlgorithm);
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}
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v.Add(new DerOctetString(certHash).ToAsn1Object());
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if (issuerSerial != null)
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{
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v.Add(issuerSerial);
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}
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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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