/// <exception cref="System.IO.IOException"></exception> public virtual byte[] GetArchiveTimestampData(int index, Document originalDocument ) { ByteArrayOutputStream toTimestamp = new ByteArrayOutputStream(); BcCms.ContentInfo contentInfo = cmsSignedData.ContentInfo; BcCms.SignedData signedData = BcCms.SignedData.GetInstance(contentInfo.Content); // 5.4.1 if (signedData.EncapContentInfo == null || signedData.EncapContentInfo. Content == null) { if (originalDocument != null) { //jbonilla Hack para leer un InputStream en su totalidad. toTimestamp.Write(Streams.ReadAll( originalDocument.OpenStream())); } else { throw new RuntimeException("Signature is detached and no original data provided." ); } } else { BcCms.ContentInfo content = signedData.EncapContentInfo; DerOctetString octet = (DerOctetString)content.Content; BcCms.ContentInfo info2 = new BcCms.ContentInfo(new DerObjectIdentifier("1.2.840.113549.1.7.1" ), new BerOctetString(octet.GetOctets())); toTimestamp.Write(info2.GetEncoded()); } if (signedData.Certificates != null) { DerOutputStream output = new DerOutputStream(toTimestamp); output.WriteObject(signedData.Certificates); output.Close(); } if (signedData.CRLs != null) { toTimestamp.Write(signedData.CRLs.GetEncoded()); } if (signerInformation.UnsignedAttributes != null) { Asn1EncodableVector original = signerInformation.UnsignedAttributes.ToAsn1EncodableVector(); IList <BcCms.Attribute> timeStampToRemove = GetTimeStampToRemove(index); Asn1EncodableVector filtered = new Asn1EncodableVector(); for (int i = 0; i < original.Count; i++) { Asn1Encodable enc = original[i]; if (!timeStampToRemove.Contains(enc)) { filtered.Add(original[i]); } } SignerInformation filteredInfo = SignerInformation.ReplaceUnsignedAttributes(signerInformation , new BcCms.AttributeTable(filtered)); toTimestamp.Write(filteredInfo.ToSignerInfo().GetEncoded()); } return(toTimestamp.ToByteArray()); }