/// <summary>
/// Parse child tag
/// </summary>
protected override ITlvTag ParseChild(ITlvTag childTag)
{
switch (childTag.Type)
{
case Constants.AggregationRequestPayload.TagType:
AggregationRequestPayload aggregationRequestPayload = childTag as AggregationRequestPayload ?? new AggregationRequestPayload(childTag);
Payloads.Add(aggregationRequestPayload);
return(aggregationRequestPayload);
case Constants.AggregatorConfigRequestPayload.TagType:
AggregatorConfigRequestPayload aggregatorConfigRequestPayload = childTag as AggregatorConfigRequestPayload ?? new AggregatorConfigRequestPayload(childTag);
Payloads.Add(aggregatorConfigRequestPayload);
return(aggregatorConfigRequestPayload);
default:
return(base.ParseChild(childTag));
}
}
/// <summary>
/// Begin create signature with given data hash (async).
/// </summary>
/// <param name="hash">data hash</param>
/// <param name="level">the level value of the aggregation tree node</param>
/// <param name="callback">callback when creating signature is finished</param>
/// <param name="asyncState">callback async state object</param>
/// <returns>async result</returns>
public IAsyncResult BeginSign(DataHash hash, uint level, AsyncCallback callback, object asyncState)
{
if (hash == null)
{
throw new ArgumentNullException(nameof(hash));
}
if (hash.Algorithm.HasDeprecatedSinceDate)
{
throw new KsiServiceException(string.Format("Hash algorithm {0} is deprecated since {1} and can not be used for signing.", hash.Algorithm.Name,
hash.Algorithm.DeprecatedSinceDate?.ToString(Constants.DateFormat)));
}
if (_signingServiceProtocol == null)
{
throw new KsiServiceException("Signing service protocol is missing from service.");
}
if (_signingServiceCredentials == null)
{
throw new KsiServiceException("Signing service credentials are missing.");
}
if (IsLegacyPduVersion)
{
return(BeginLegacySign(hash, level, callback, asyncState));
}
PduHeader header = new PduHeader(_signingServiceCredentials.LoginId);
ulong requestId = GenerateRequestId();
AggregationRequestPayload payload = level == 0 ? new AggregationRequestPayload(requestId, hash) : new AggregationRequestPayload(requestId, hash, level);
AggregationRequestPdu pdu = new AggregationRequestPdu(header, payload, _signingMacAlgorithm, _signingServiceCredentials.LoginKey);
Logger.Debug("Begin sign (request id: {0}){1}{2}", payload.RequestId, Environment.NewLine, pdu);
return(BeginSignRequest(pdu.Encode(), requestId, hash, level, callback, asyncState));
}