84 lines
2.1 KiB
C#
84 lines
2.1 KiB
C#
using System;
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using Org.BouncyCastle.Asn1.X509;
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using Org.BouncyCastle.Utilities;
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namespace Org.BouncyCastle.Asn1.Ocsp;
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public class Signature : Asn1Encodable
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{
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internal AlgorithmIdentifier signatureAlgorithm;
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internal DerBitString signatureValue;
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internal Asn1Sequence certs;
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public AlgorithmIdentifier SignatureAlgorithm => signatureAlgorithm;
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public DerBitString SignatureValue => signatureValue;
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public Asn1Sequence Certs => certs;
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public static Signature GetInstance(Asn1TaggedObject obj, bool explicitly)
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{
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return GetInstance(Asn1Sequence.GetInstance(obj, explicitly));
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}
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public static Signature GetInstance(object obj)
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{
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if (obj == null || obj is Signature)
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{
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return (Signature)obj;
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}
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if (obj is Asn1Sequence)
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{
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return new Signature((Asn1Sequence)obj);
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}
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throw new ArgumentException("unknown object in factory: " + Platform.GetTypeName(obj), "obj");
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}
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public Signature(AlgorithmIdentifier signatureAlgorithm, DerBitString signatureValue)
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: this(signatureAlgorithm, signatureValue, null)
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{
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}
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public Signature(AlgorithmIdentifier signatureAlgorithm, DerBitString signatureValue, Asn1Sequence certs)
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{
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if (signatureAlgorithm == null)
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{
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throw new ArgumentException("signatureAlgorithm");
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}
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if (signatureValue == null)
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{
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throw new ArgumentException("signatureValue");
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}
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this.signatureAlgorithm = signatureAlgorithm;
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this.signatureValue = signatureValue;
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this.certs = certs;
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}
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private Signature(Asn1Sequence seq)
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{
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signatureAlgorithm = AlgorithmIdentifier.GetInstance(seq[0]);
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signatureValue = (DerBitString)seq[1];
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if (seq.Count == 3)
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{
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certs = Asn1Sequence.GetInstance((Asn1TaggedObject)seq[2], explicitly: true);
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}
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}
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public byte[] GetSignatureOctets()
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{
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return signatureValue.GetOctets();
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}
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public override Asn1Object ToAsn1Object()
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{
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Asn1EncodableVector asn1EncodableVector = new Asn1EncodableVector(signatureAlgorithm, signatureValue);
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if (certs != null)
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{
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asn1EncodableVector.Add(new DerTaggedObject(explicitly: true, 0, certs));
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}
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return new DerSequence(asn1EncodableVector);
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}
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}
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