87 lines
2.4 KiB
C#
87 lines
2.4 KiB
C#
using System;
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using Org.BouncyCastle.Utilities;
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namespace Org.BouncyCastle.Asn1.X509;
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public class ObjectDigestInfo : Asn1Encodable
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{
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public const int PublicKey = 0;
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public const int PublicKeyCert = 1;
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public const int OtherObjectDigest = 2;
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internal readonly DerEnumerated digestedObjectType;
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internal readonly DerObjectIdentifier otherObjectTypeID;
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internal readonly AlgorithmIdentifier digestAlgorithm;
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internal readonly DerBitString objectDigest;
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public DerEnumerated DigestedObjectType => digestedObjectType;
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public DerObjectIdentifier OtherObjectTypeID => otherObjectTypeID;
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public AlgorithmIdentifier DigestAlgorithm => digestAlgorithm;
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public DerBitString ObjectDigest => objectDigest;
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public static ObjectDigestInfo GetInstance(object obj)
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{
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if (obj == null || obj is ObjectDigestInfo)
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{
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return (ObjectDigestInfo)obj;
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}
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if (obj is Asn1Sequence)
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{
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return new ObjectDigestInfo((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 static ObjectDigestInfo 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 ObjectDigestInfo(int digestedObjectType, string otherObjectTypeID, AlgorithmIdentifier digestAlgorithm, byte[] objectDigest)
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{
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this.digestedObjectType = new DerEnumerated(digestedObjectType);
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if (digestedObjectType == 2)
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{
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this.otherObjectTypeID = new DerObjectIdentifier(otherObjectTypeID);
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}
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this.digestAlgorithm = digestAlgorithm;
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this.objectDigest = new DerBitString(objectDigest);
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}
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private ObjectDigestInfo(Asn1Sequence seq)
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{
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if (seq.Count > 4 || seq.Count < 3)
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{
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throw new ArgumentException("Bad sequence size: " + seq.Count);
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}
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digestedObjectType = DerEnumerated.GetInstance(seq[0]);
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int num = 0;
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if (seq.Count == 4)
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{
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otherObjectTypeID = DerObjectIdentifier.GetInstance(seq[1]);
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num++;
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}
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digestAlgorithm = AlgorithmIdentifier.GetInstance(seq[1 + num]);
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objectDigest = DerBitString.GetInstance(seq[2 + num]);
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}
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public override Asn1Object ToAsn1Object()
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{
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Asn1EncodableVector asn1EncodableVector = new Asn1EncodableVector(digestedObjectType);
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if (otherObjectTypeID != null)
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{
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asn1EncodableVector.Add(otherObjectTypeID);
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}
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asn1EncodableVector.Add(digestAlgorithm, objectDigest);
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return new DerSequence(asn1EncodableVector);
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}
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}
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