113 lines
3.0 KiB
C#
113 lines
3.0 KiB
C#
using System;
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using System.Collections;
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using Org.BouncyCastle.Asn1;
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using Org.BouncyCastle.Asn1.X509;
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namespace Org.BouncyCastle.Asn1.X509.Qualified
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{
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/**
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* The BiometricData object.
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* <pre>
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* BiometricData ::= SEQUENCE {
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* typeOfBiometricData TypeOfBiometricData,
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* hashAlgorithm AlgorithmIdentifier,
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* biometricDataHash OCTET STRING,
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* sourceDataUri IA5String OPTIONAL }
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* </pre>
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*/
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public class BiometricData
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: Asn1Encodable
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{
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private readonly TypeOfBiometricData typeOfBiometricData;
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private readonly AlgorithmIdentifier hashAlgorithm;
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private readonly Asn1OctetString biometricDataHash;
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private readonly DerIA5String sourceDataUri;
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public static BiometricData GetInstance(
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object obj)
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{
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if (obj == null || obj is BiometricData)
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{
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return (BiometricData)obj;
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}
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if (obj is Asn1Sequence)
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{
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return new BiometricData(Asn1Sequence.GetInstance(obj));
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}
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throw new ArgumentException("unknown object in GetInstance: " + obj.GetType().FullName, "obj");
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}
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private BiometricData(
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Asn1Sequence seq)
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{
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typeOfBiometricData = TypeOfBiometricData.GetInstance(seq[0]);
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hashAlgorithm = AlgorithmIdentifier.GetInstance(seq[1]);
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biometricDataHash = Asn1OctetString.GetInstance(seq[2]);
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if (seq.Count > 3)
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{
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sourceDataUri = DerIA5String.GetInstance(seq[3]);
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}
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}
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public BiometricData(
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TypeOfBiometricData typeOfBiometricData,
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AlgorithmIdentifier hashAlgorithm,
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Asn1OctetString biometricDataHash,
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DerIA5String sourceDataUri)
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{
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this.typeOfBiometricData = typeOfBiometricData;
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this.hashAlgorithm = hashAlgorithm;
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this.biometricDataHash = biometricDataHash;
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this.sourceDataUri = sourceDataUri;
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}
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public BiometricData(
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TypeOfBiometricData typeOfBiometricData,
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AlgorithmIdentifier hashAlgorithm,
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Asn1OctetString biometricDataHash)
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{
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this.typeOfBiometricData = typeOfBiometricData;
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this.hashAlgorithm = hashAlgorithm;
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this.biometricDataHash = biometricDataHash;
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this.sourceDataUri = null;
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}
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public TypeOfBiometricData TypeOfBiometricData
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{
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get { return typeOfBiometricData; }
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}
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public AlgorithmIdentifier HashAlgorithm
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{
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get { return hashAlgorithm; }
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}
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public Asn1OctetString BiometricDataHash
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{
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get { return biometricDataHash; }
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}
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public DerIA5String SourceDataUri
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{
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get { return sourceDataUri; }
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}
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public override Asn1Object ToAsn1Object()
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{
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Asn1EncodableVector seq = new Asn1EncodableVector(
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typeOfBiometricData, hashAlgorithm, biometricDataHash);
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if (sourceDataUri != null)
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{
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seq.Add(sourceDataUri);
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}
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return new DerSequence(seq);
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}
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}
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}
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