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using System;
using Org.BouncyCastle.Asn1.Tsp;
using Org.BouncyCastle.Asn1.X509;
using Org.BouncyCastle.Math;
namespace Org.BouncyCastle.Tsp
{
public class TimeStampTokenInfo
{
private static TstInfo ParseTstInfo(byte[] tstInfoEncoding)
{
try
{
return TstInfo.GetInstance(tstInfoEncoding);
}
catch (Exception e)
{
throw new TspException("unable to parse TstInfo encoding: " + e.Message);
}
}
private TstInfo tstInfo;
private DateTime genTime;
public TimeStampTokenInfo(byte[] tstInfoEncoding)
: this(ParseTstInfo(tstInfoEncoding))
{
}
public TimeStampTokenInfo(
TstInfo tstInfo)
{
this.tstInfo = tstInfo;
try
{
this.genTime = tstInfo.GenTime.ToDateTime();
}
catch (Exception e)
{
throw new TspException("unable to parse genTime field: " + e.Message);
}
}
public bool IsOrdered
{
get { return tstInfo.Ordering.IsTrue; }
}
public Accuracy Accuracy
{
get { return tstInfo.Accuracy; }
}
public DateTime GenTime
{
get { return genTime; }
}
public GenTimeAccuracy GenTimeAccuracy
{
get
{
return this.Accuracy == null
? null
: new GenTimeAccuracy(this.Accuracy);
}
}
public string Policy
{
get { return tstInfo.Policy.Id; }
}
public BigInteger SerialNumber
{
get { return tstInfo.SerialNumber.Value; }
}
public GeneralName Tsa
{
get { return tstInfo.Tsa; }
}
/**
* @return the nonce value, null if there isn't one.
*/
public BigInteger Nonce
{
get
{
return tstInfo.Nonce == null
? null
: tstInfo.Nonce.Value;
}
}
public AlgorithmIdentifier HashAlgorithm
{
get { return tstInfo.MessageImprint.HashAlgorithm; }
}
public string MessageImprintAlgOid
{
get { return tstInfo.MessageImprint.HashAlgorithm.Algorithm.Id; }
}
public byte[] GetMessageImprintDigest()
{
return tstInfo.MessageImprint.GetHashedMessage();
}
public byte[] GetEncoded()
{
return tstInfo.GetEncoded();
}
public TstInfo TstInfo
{
get { return tstInfo; }
}
}
}
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