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 static TstInfo GetInstance(object o)
{
if (o == null || o is TstInfo)
{
return((TstInfo)o);
}
if (o is Asn1Sequence)
{
return(new TstInfo((Asn1Sequence)o));
}
if (o is Asn1OctetString)
{
try
{
byte[] octets = ((Asn1OctetString)o).GetOctets();
return(TstInfo.GetInstance(Asn1Object.FromByteArray(octets)));
}
catch (IOException)
{
throw new ArgumentException("Bad object format in 'TstInfo' factory.");
}
}
throw new ArgumentException("Unknown object in 'TstInfo' factory: " + o.GetType().FullName);
}
//------------------------------------------------------------------------------
public TimeStampToken Generate(
TimeStampRequest request,
BigInteger serialNumber,
DateTime genTime)
{
DerObjectIdentifier digestAlgOID = new DerObjectIdentifier(request.MessageImprintAlgOid);
AlgorithmIdentifier algID = new AlgorithmIdentifier(digestAlgOID, DerNull.Instance);
MessageImprint messageImprint = new MessageImprint(algID, request.GetMessageImprintDigest());
Accuracy accuracy = null;
if (accuracySeconds > 0 || accuracyMillis > 0 || accuracyMicros > 0)
{
DerInteger seconds = null;
if (accuracySeconds > 0)
{
seconds = new DerInteger(accuracySeconds);
}
DerInteger millis = null;
if (accuracyMillis > 0)
{
millis = new DerInteger(accuracyMillis);
}
DerInteger micros = null;
if (accuracyMicros > 0)
{
micros = new DerInteger(accuracyMicros);
}
accuracy = new Accuracy(seconds, millis, micros);
}
DerBoolean derOrdering = null;
if (ordering)
{
derOrdering = DerBoolean.GetInstance(ordering);
}
DerInteger nonce = null;
if (request.Nonce != null)
{
nonce = new DerInteger(request.Nonce);
}
DerObjectIdentifier tsaPolicy = new DerObjectIdentifier(tsaPolicyOID);
if (request.ReqPolicy != null)
{
tsaPolicy = new DerObjectIdentifier(request.ReqPolicy);
}
TstInfo tstInfo = new TstInfo(tsaPolicy, messageImprint,
new DerInteger(serialNumber), new DerGeneralizedTime(genTime), accuracy,
derOrdering, nonce, tsa, request.Extensions);
try
{
CmsSignedDataGenerator signedDataGenerator = new CmsSignedDataGenerator();
byte[] derEncodedTstInfo = tstInfo.GetDerEncoded();
if (request.CertReq)
{
signedDataGenerator.AddCertificates(x509Certs);
}
signedDataGenerator.AddCrls(x509Crls);
signedDataGenerator.AddSigner(key, cert, digestOID, signedAttr, unsignedAttr);
CmsSignedData signedData = signedDataGenerator.Generate(
PkcsObjectIdentifiers.IdCTTstInfo.Id,
new CmsProcessableByteArray(derEncodedTstInfo),
true);
return new TimeStampToken(signedData);
}
catch (CmsException cmsEx)
{
throw new TspException("Error generating time-stamp token", cmsEx);
}
catch (IOException e)
{
throw new TspException("Exception encoding info", e);
}
catch (X509StoreException e)
{
throw new TspException("Exception handling CertStore", e);
}
// catch (InvalidAlgorithmParameterException e)
// {
// throw new TspException("Exception handling CertStore CRLs", e);
// }
}