Package org.bouncycastle.asn1.cms

Examples of org.bouncycastle.asn1.cms.AttributeTable

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        if (this.parameters.isDataDigested()) {
          Attribute attr = new Attribute(CMSAttributes.messageDigest, new DERSet(new DEROctetString(data)));
          ASN1EncodableVector v = new ASN1EncodableVector();
          v.add(attr);
          signerInfoGeneratorBuilder.setSignedAttributeGenerator(new DefaultSignedAttributeTableGenerator(new AttributeTable(v)));
        }

        SignerInfoGenerator signerInfoGenerator = signerInfoGeneratorBuilder.build(contentSigner, (X509Certificate) certificate);

        signedDataGenerator.addSignerInfoGenerator(signerInfoGenerator);
        signedDataGenerator.addCertificates(BouncyCastleProviderHelper.toStore(chain));
      }

      CMSTypedData content = null;
      boolean encapsulate = true;

      if (this.parameters.isDataDigested()) {
        content = new CMSAbsentContent();
        encapsulate = false;
      } else {
        if ((this.parameters.isMergeSignatures()) && (this.isSigned(data))) {
          CMSSignedData signedData = new CMSSignedData(data);
          signedDataGenerator.addSigners(signedData.getSignerInfos());
          content = signedData.getSignedContent();
        } else {
          content = new CMSProcessableByteArray(data);
        }

        if (PKCS7SignatureMode.DETACHED.equals(mode)) {
          encapsulate = false;
        }
      }

      CMSSignedData signedData = null;

      if (this.parameters.isDataDigested()) {
        signedData = signedDataGenerator.generate(CMSSignedGenerator.DATA, null, false, Security.getProvider(BouncyCastleProviderHelper.PROVIDER_NAME), true);
      } else {
        signedData = signedDataGenerator.generate(content, encapsulate);
      }

      if (timeStampClient != null) {
        SignerInformationStore signerInformationStore = signedData.getSignerInfos();
        List list = new ArrayList();
        for (Object o : signerInformationStore.getSigners()) {
          SignerInformation signerInformation = (SignerInformation) o;
          TimeStamp timeStamp = timeStampClient.getTimeStamp(signerInformation.getSignature());
          ASN1Primitive asn1Primitive = BouncyCastleProviderHelper.toASN1Primitive(timeStamp.getEncoded());
          DERSet derSet = new DERSet(asn1Primitive);

          Hashtable hashtable = new Hashtable();
          Attribute attribute = new Attribute(PKCSObjectIdentifiers.id_aa_signatureTimeStampToken, derSet);
          hashtable.put(PKCSObjectIdentifiers.id_aa_signatureTimeStampToken, attribute);

          AttributeTable unsignedAtts = new AttributeTable(hashtable);

          list.add(SignerInformation.replaceUnsignedAttributes(signerInformation, unsignedAtts));
        }

        SignerInformationStore tmpSignerInformationStore = new SignerInformationStore(list);
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          signature.setEncoded(information.getSignature());
          signature.setSignatories(new ArrayList<Signatory>());
          signature.setValid(null);

          // TimeStamp
          AttributeTable signedAttributeTable = information.getSignedAttributes();
          AttributeTable unsignedAttributeTable = information.getUnsignedAttributes();

          // DERSequence contentTypeDerSequence = this.getAttribute(signedAttributeTable,
          // unsignedAttributeTable, PKCSObjectIdentifiers.pkcs_9_at_contentType);
          // DERSequence messageDigestDerSequence = this.getAttribute(signedAttributeTable,
          // unsignedAttributeTable, PKCSObjectIdentifiers.pkcs_9_at_messageDigest);
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          new JcaDigestCalculatorProviderBuilder().setProvider("BC").build());
    } catch (OperatorCreationException e) {
      throw new RuntimeException("Could not create signature info generator", e);
    }

        AttributeTable attributes = new AttributeTable(new Hashtable<String, String>());
        sigBuilder.setSignedAttributeGenerator(
            new DefaultSignedAttributeTableGenerator(attributes));
        sigBuilder.setUnsignedAttributeGenerator(new SimpleAttributeTableGenerator(attributes));

        SignerInfoGenerator signerInfoGen;
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            digestEncryptionAlgorithm = ((DERObjectIdentifier)((ASN1Sequence)signerInfo.getObjectAt(next++)).getObjectAt(0)).getId();
            digest = ((DEROctetString)signerInfo.getObjectAt(next++)).getOctets();
            if (next < signerInfo.size() && (signerInfo.getObjectAt(next) instanceof DERTaggedObject)) {
                DERTaggedObject taggedObject = (DERTaggedObject) signerInfo.getObjectAt(next);
                ASN1Set unat = ASN1Set.getInstance(taggedObject, false);
                AttributeTable attble = new AttributeTable(unat);
                Attribute ts = attble.get(PKCSObjectIdentifiers.id_aa_signatureTimeStampToken);
                if (ts != null) {
                    ASN1Set attributeValues = ts.getAttrValues();
                    ASN1Sequence tokenSequence = ASN1Sequence.getInstance(attributeValues.getObjectAt(0));
                    ContentInfo contentInfo = new ContentInfo(tokenSequence);
                    this.timeStampToken = new TimeStampToken(contentInfo);
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            digestEncryptionAlgorithm = ((DERObjectIdentifier)((ASN1Sequence)signerInfo.getObjectAt(next++)).getObjectAt(0)).getId();
            digest = ((DEROctetString)signerInfo.getObjectAt(next++)).getOctets();
            if (next < signerInfo.size() && signerInfo.getObjectAt(next) instanceof DERTaggedObject) {
                DERTaggedObject taggedObject = (DERTaggedObject) signerInfo.getObjectAt(next);
                ASN1Set unat = ASN1Set.getInstance(taggedObject, false);
                AttributeTable attble = new AttributeTable(unat);
                Attribute ts = attble.get(PKCSObjectIdentifiers.id_aa_signatureTimeStampToken);
                if (ts != null && ts.getAttrValues().size() > 0) {
                    ASN1Set attributeValues = ts.getAttrValues();
                    ASN1Sequence tokenSequence = ASN1Sequence.getInstance(attributeValues.getObjectAt(0));
                    ContentInfo contentInfo = new ContentInfo(tokenSequence);
                    this.timeStampToken = new TimeStampToken(contentInfo);
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          Hashtable hashtable = new Hashtable();
          Attribute unsignAtt = new Attribute(PKCSObjectIdentifiers.id_aa_signatureTimeStampToken, derSet);
          hashtable.put(PKCSObjectIdentifiers.id_aa_signatureTimeStampToken, unsignAtt);

          AttributeTable unsignedAtts = new AttributeTable(hashtable);

          list.add(SignerInformation.replaceUnsignedAttributes(signerInformation, unsignedAtts));
        }

        SignerInformationStore tmpSignerInformationStore = new SignerInformationStore(list);
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            digestEncryptionAlgorithm = ((DERObjectIdentifier)((ASN1Sequence)signerInfo.getObjectAt(next++)).getObjectAt(0)).getId();
            digest = ((DEROctetString)signerInfo.getObjectAt(next++)).getOctets();
            if (next < signerInfo.size() && (signerInfo.getObjectAt(next) instanceof DERTaggedObject)) {
                DERTaggedObject taggedObject = (DERTaggedObject) signerInfo.getObjectAt(next);
                ASN1Set unat = ASN1Set.getInstance(taggedObject, false);
                AttributeTable attble = new AttributeTable(unat);
                Attribute ts = attble.get(PKCSObjectIdentifiers.id_aa_signatureTimeStampToken);
                if (ts != null && ts.getAttrValues().size() > 0) {
                    ASN1Set attributeValues = ts.getAttrValues();
                    ASN1Sequence tokenSequence = ASN1Sequence.getInstance(attributeValues.getObjectAt(0));
                    ContentInfo contentInfo = new ContentInfo(tokenSequence);
                    this.timeStampToken = new TimeStampToken(contentInfo);
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        if (unprotectedAttributes == null)
        {
            return null;
        }

        return new AttributeTable(unprotectedAttributes);
    }
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        if (signedAttributes == null)
        {
            return null;
        }

        return new AttributeTable(signedAttributes);
    }
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        if (unsignedAttributes == null)
        {
            return null;
        }

        return new AttributeTable(unsignedAttributes);
    }
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  • org.bouncycastle.asn1.ASN1SetParser
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