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