Example usage for org.bouncycastle.asn1.cms SignerInfo getDigestEncryptionAlgorithm

List of usage examples for org.bouncycastle.asn1.cms SignerInfo getDigestEncryptionAlgorithm

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Introduction

In this page you can find the example usage for org.bouncycastle.asn1.cms SignerInfo getDigestEncryptionAlgorithm.

Prototype

public AlgorithmIdentifier getDigestEncryptionAlgorithm()

Source Link

Usage

From source file:com.guardtime.asn1.Asn1Util.java

License:Apache License

/**
 * Extends the given content info with data from the given certification
 * token./*  w w w . java  2 s. c o  m*/
 *
 * @param contentInfo
 *            the original timestamp encoded in a CMS {@code ContentInfo}
 *            structure.
 * @param certToken
 *            the {@code CertToken} from the GuardTime online verification
 *            service.
 * @return updated (extended) timestamp encoded in a new CMS
 *         {@code ContentInfo} structure.
 */
static org.bouncycastle.asn1.cms.ContentInfo extend(org.bouncycastle.asn1.cms.ContentInfo contentInfo,
        Asn1CertToken certToken) throws Asn1FormatException {
    ASN1EncodableVector v;

    // Extract signed data
    ASN1Encodable asn1SignedData = contentInfo.getContent();
    org.bouncycastle.asn1.cms.SignedData content = org.bouncycastle.asn1.cms.SignedData
            .getInstance(asn1SignedData);

    // Extract signer info
    ASN1Encodable asn1SignerInfo = content.getSignerInfos().getObjectAt(0);
    org.bouncycastle.asn1.cms.SignerInfo signerInfo = org.bouncycastle.asn1.cms.SignerInfo
            .getInstance(asn1SignerInfo);

    // Extract time signature
    ASN1Primitive asn1TimeSignature = null;
    try {
        asn1TimeSignature = ASN1Primitive.fromByteArray(signerInfo.getEncryptedDigest().getOctets());
    } catch (IOException e) {
        throw new Asn1FormatException("time signature has invalid format");
    }
    Asn1TimeSignature timeSignature = Asn1TimeSignature.getInstance(asn1TimeSignature);

    // Extend TimeSignature
    v = new ASN1EncodableVector();
    v.add(timeSignature.getLocation());
    v.add(certToken.getHistory());
    v.add(certToken.getPublishedData());
    // Skip PK signature <- updated
    v.add(new DERTaggedObject(false, 1, certToken.getPubReference()));
    timeSignature = Asn1TimeSignature.getInstance(new DERSequence(v));

    // Extend SignerInfo
    v = new ASN1EncodableVector();
    v.add(signerInfo.getVersion());
    v.add(signerInfo.getSID());
    v.add(signerInfo.getDigestAlgorithm());

    ASN1Set signedAttrs = signerInfo.getAuthenticatedAttributes();
    if (signedAttrs != null) {
        v.add(new DERTaggedObject(false, 0, signedAttrs));
    }

    v.add(signerInfo.getDigestEncryptionAlgorithm());
    try {
        v.add(new DEROctetString(timeSignature)); // <- updated
    } catch (IOException e) {
        throw new Asn1FormatException(e);
    }

    ASN1Set unsignedAttrs = signerInfo.getUnauthenticatedAttributes();
    if (unsignedAttrs != null) {
        v.add(new DERTaggedObject(false, 1, unsignedAttrs));
    }

    signerInfo = org.bouncycastle.asn1.cms.SignerInfo.getInstance(new DERSequence(v));

    // Extend SignedData
    v = new ASN1EncodableVector();
    v.add(content.getVersion());
    v.add(content.getDigestAlgorithms());
    v.add(content.getEncapContentInfo());
    // Skipping certificates <- updated
    // Skipping CRLs <- updated
    v.add(new DERSet(signerInfo)); // <- updated
    content = org.bouncycastle.asn1.cms.SignedData.getInstance(new DERSequence(v));

    // Extend ContentInfo
    v = new ASN1EncodableVector();
    v.add(contentInfo.getContentType());
    v.add(new DERTaggedObject(true, 0, content)); // <- updated
    contentInfo = org.bouncycastle.asn1.cms.ContentInfo.getInstance(new DERSequence(v));

    return contentInfo;
}

From source file:es.gob.afirma.envelopers.cms.CounterSignerEnveloped.java

License:Open Source License

/** M&eacute;todo utilizado por la firma del &eacute;rbol para obtener la
 * contrafirma de los signerInfo de forma recursiva.<br>
 * @param signerInfo Nodo ra&iacute; que contiene todos los signerInfos que se
 *                   deben firmar.//from  ww w  . ja  va  2s .co  m
 * @param parameters Par&aacute;metros necesarios para firmar un determinado
 *                   <code>SignerInfo</code> hoja.
 * @param cert Certificado de firma.
 * @param keyEntry Clave privada a usar para firmar.
 * @return El <code>SignerInfo</code> ra&iacute;z parcial con todos sus nodos
 *         Contrafirmados.
 * @throws java.security.NoSuchAlgorithmException Si el JRE no soporta alg&uacute;n algoritmo necesario
 * @throws java.io.IOException Cuando hay problemas de entrada / salida.
 * @throws CertificateException Caundo hay problemas relacionados con los certificados X.509.
 * @throws InvalidKeyException Cuando la clave proporcionada no es v&aacute;lida.
 * @throws SignatureException Cuando ocurren problando hay problemas de adecuaci&oacute;n de la clave. */
private SignerInfo getCounterUnsignedAtributes(final SignerInfo signerInfo,
        final P7ContentSignerParameters parameters, final X509Certificate cert, final PrivateKeyEntry keyEntry)
        throws NoSuchAlgorithmException, IOException, CertificateException, InvalidKeyException,
        SignatureException {
    final List<Object> attributes = new ArrayList<Object>();
    final ASN1EncodableVector signerInfosU = new ASN1EncodableVector();
    final ASN1EncodableVector signerInfosU2 = new ASN1EncodableVector();
    SignerInfo counterSigner = null;
    if (signerInfo.getUnauthenticatedAttributes() != null) {
        final Enumeration<?> eAtributes = signerInfo.getUnauthenticatedAttributes().getObjects();

        while (eAtributes.hasMoreElements()) {
            final Attribute data = Attribute.getInstance(eAtributes.nextElement());
            if (!data.getAttrType().equals(PKCSObjectIdentifiers.id_aa_signatureTimeStampToken)) {
                final ASN1Set setInto = data.getAttrValues();
                final Enumeration<?> eAtributesData = setInto.getObjects();
                while (eAtributesData.hasMoreElements()) {
                    final Object obj = eAtributesData.nextElement();
                    if (obj instanceof ASN1Sequence) {
                        final ASN1Sequence atrib = (ASN1Sequence) obj;
                        final SignerInfo si = SignerInfo.getInstance(atrib);
                        final SignerInfo obtained = getCounterUnsignedAtributes(si, parameters, cert, keyEntry);
                        signerInfosU.add(obtained);
                    } else {
                        attributes.add(obj);
                    }
                }
            } else {
                signerInfosU.add(data);
            }
        }
        // FIRMA DEL NODO ACTUAL
        counterSigner = unsignedAtributte(parameters, cert, signerInfo, keyEntry);
        signerInfosU.add(counterSigner);

        // FIRMA DE CADA UNO DE LOS HIJOS
        ASN1Set a1;
        final ASN1EncodableVector contexExpecific = new ASN1EncodableVector();
        if (signerInfosU.size() > 1) {
            for (int i = 0; i < signerInfosU.size(); i++) {
                if (signerInfosU.get(i) instanceof Attribute) {
                    contexExpecific.add(signerInfosU.get(i));
                } else {
                    contexExpecific.add(
                            new Attribute(CMSAttributes.counterSignature, new DERSet(signerInfosU.get(i))));
                }
            }
            a1 = SigUtils.getAttributeSet(new AttributeTable(contexExpecific));
            counterSigner = new SignerInfo(signerInfo.getSID(), signerInfo.getDigestAlgorithm(),
                    signerInfo.getAuthenticatedAttributes(), signerInfo.getDigestEncryptionAlgorithm(),
                    signerInfo.getEncryptedDigest(), a1 // unsignedAttr
            );

            // introducido este else pero es sospechoso que no estuviera
            // antes de este ultimo cambio.
        } else {
            if (signerInfosU.size() == 1) {
                if (signerInfosU.get(0) instanceof Attribute) {
                    // anadimos el que hay
                    contexExpecific.add(signerInfosU.get(0));
                    // creamos el de la contrafirma.
                    signerInfosU2.add(unsignedAtributte(parameters, cert, signerInfo, keyEntry));
                    contexExpecific
                            .add(new Attribute(CMSAttributes.counterSignature, new DERSet(signerInfosU2)));

                } else {
                    contexExpecific.add(
                            new Attribute(CMSAttributes.counterSignature, new DERSet(signerInfosU.get(0))));
                }
                a1 = SigUtils.getAttributeSet(new AttributeTable(contexExpecific));
                counterSigner = new SignerInfo(signerInfo.getSID(), signerInfo.getDigestAlgorithm(),
                        signerInfo.getAuthenticatedAttributes(), signerInfo.getDigestEncryptionAlgorithm(),
                        signerInfo.getEncryptedDigest(), a1 // unsignedAttr
                );
            } else {
                final Attribute uAtrib = new Attribute(CMSAttributes.counterSignature,
                        new DERSet(signerInfosU));
                counterSigner = new SignerInfo(signerInfo.getSID(), signerInfo.getDigestAlgorithm(),
                        signerInfo.getAuthenticatedAttributes(), signerInfo.getDigestEncryptionAlgorithm(),
                        signerInfo.getEncryptedDigest(), generateUnsignerInfoFromCounter(uAtrib) // unsignedAttr
                );
            }
        }
    } else {
        signerInfosU2.add(unsignedAtributte(parameters, cert, signerInfo, keyEntry));
        final Attribute uAtrib = new Attribute(CMSAttributes.counterSignature, new DERSet(signerInfosU2));
        counterSigner = new SignerInfo(signerInfo.getSID(), signerInfo.getDigestAlgorithm(),
                signerInfo.getAuthenticatedAttributes(), signerInfo.getDigestEncryptionAlgorithm(),
                signerInfo.getEncryptedDigest(), generateUnsignerInfoFromCounter(uAtrib) // unsignedAttr
        );

    }
    return counterSigner;
}

From source file:es.gob.afirma.envelopers.cms.CounterSignerEnveloped.java

License:Open Source License

/** M&eacute;todo utilizado por la firma de una hoja del &eacute;rbol para
 * obtener la contrafirma de los signerInfo de una determinada hoja de forma
 * recursiva./*from w  w  w  .j ava2 s. c o  m*/
 * @param signerInfo
 *        Nodo ra&iacute; que contiene todos los signerInfos que se
 *        deben firmar.
 * @param parameters
 *        Par&aacute;metros necesarios para firmar un determinado
 *        SignerInfo hoja.
 * @param cert
 *        Certificado de firma.
 * @param keyEntry
 *        Clave privada a usar para firmar
 * @return El SignerInfo ra&iacute;z parcial con todos sus nodos
 *         Contrafirmados.
 * @throws java.security.NoSuchAlgorithmException Si el JRE no soporta alg&uacute;n algoritmo necesario
 * @throws java.io.IOException Cuando hay problemas de entrada / salida.
 * @throws java.security.cert.CertificateException Cuando hay problemas relacionados con los certificados X.509.
 * @throws SignatureException Cuando ocurren problemas en la firma PKCS#1.
 * @throws InvalidKeyException Cuando hay problemas de adecuaci&oacute;n de la clave. */
private SignerInfo getCounterLeafUnsignedAtributes(final SignerInfo signerInfo,
        final P7ContentSignerParameters parameters, final X509Certificate cert, final PrivateKeyEntry keyEntry)
        throws NoSuchAlgorithmException, IOException, CertificateException, InvalidKeyException,
        SignatureException {

    final List<Object> attributes = new ArrayList<Object>();
    final ASN1EncodableVector signerInfosU = new ASN1EncodableVector();
    final ASN1EncodableVector signerInfosU2 = new ASN1EncodableVector();
    SignerInfo counterSigner = null;
    if (signerInfo.getUnauthenticatedAttributes() != null) {
        final Enumeration<?> eAtributes = signerInfo.getUnauthenticatedAttributes().getObjects();

        while (eAtributes.hasMoreElements()) {
            final Attribute data = Attribute.getInstance(eAtributes.nextElement());
            if (!data.getAttrType().equals(PKCSObjectIdentifiers.id_aa_signatureTimeStampToken)) {
                final ASN1Set setInto = data.getAttrValues();
                final Enumeration<?> eAtributesData = setInto.getObjects();

                while (eAtributesData.hasMoreElements()) {
                    final Object obj = eAtributesData.nextElement();
                    if (obj instanceof ASN1Sequence) {
                        signerInfosU.add(getCounterLeafUnsignedAtributes(SignerInfo.getInstance(obj),
                                parameters, cert, keyEntry));
                    } else {
                        attributes.add(obj);
                    }
                }
            } else {
                signerInfosU.add(data);
            }

        }
        // FIRMA DE CADA UNO DE LOS HIJOS
        ASN1Set a1;
        final ASN1EncodableVector contexExpecific = new ASN1EncodableVector();
        if (signerInfosU.size() > 1) {
            for (int i = 0; i < signerInfosU.size(); i++) {
                if (signerInfosU.get(i) instanceof Attribute) {
                    contexExpecific.add(signerInfosU.get(i));
                } else {
                    contexExpecific.add(
                            new Attribute(CMSAttributes.counterSignature, new DERSet(signerInfosU.get(i))));
                }
            }
            a1 = SigUtils.getAttributeSet(new AttributeTable(contexExpecific));
            counterSigner = new SignerInfo(signerInfo.getSID(), signerInfo.getDigestAlgorithm(),
                    signerInfo.getAuthenticatedAttributes(), signerInfo.getDigestEncryptionAlgorithm(),
                    signerInfo.getEncryptedDigest(), a1 // unsignedAttr
            );

        } else {
            if (signerInfosU.size() == 1) {
                if (signerInfosU.get(0) instanceof Attribute) {
                    // anadimos el que hay
                    contexExpecific.add(signerInfosU.get(0));
                    // creamos el de la contrafirma.
                    signerInfosU2.add(unsignedAtributte(parameters, cert, signerInfo, keyEntry));
                    final Attribute uAtrib = new Attribute(CMSAttributes.counterSignature,
                            new DERSet(signerInfosU2));
                    contexExpecific.add(uAtrib);

                } else {
                    contexExpecific.add(
                            new Attribute(CMSAttributes.counterSignature, new DERSet(signerInfosU.get(0))));
                }
                a1 = SigUtils.getAttributeSet(new AttributeTable(contexExpecific));
                counterSigner = new SignerInfo(signerInfo.getSID(), signerInfo.getDigestAlgorithm(),
                        signerInfo.getAuthenticatedAttributes(), signerInfo.getDigestEncryptionAlgorithm(),
                        signerInfo.getEncryptedDigest(), a1 // unsignedAttr
                );
            } else {
                final Attribute uAtrib = new Attribute(CMSAttributes.counterSignature,
                        new DERSet(signerInfosU));
                counterSigner = new SignerInfo(signerInfo.getSID(), signerInfo.getDigestAlgorithm(),
                        signerInfo.getAuthenticatedAttributes(), signerInfo.getDigestEncryptionAlgorithm(),
                        signerInfo.getEncryptedDigest(), generateUnsignerInfoFromCounter(uAtrib) // unsignedAttr
                );
            }

        }
    } else {
        signerInfosU2.add(unsignedAtributte(parameters, cert, signerInfo, keyEntry));
        final Attribute uAtrib = new Attribute(CMSAttributes.counterSignature, new DERSet(signerInfosU2));
        counterSigner = new SignerInfo(signerInfo.getSID(), signerInfo.getDigestAlgorithm(),
                signerInfo.getAuthenticatedAttributes(), signerInfo.getDigestEncryptionAlgorithm(),
                signerInfo.getEncryptedDigest(), new DERSet(uAtrib) // unsignedAttr
        );
    }
    return counterSigner;
}

From source file:es.gob.afirma.envelopers.cms.CounterSignerEnveloped.java

License:Open Source License

/** M&eacute;todo utilizado por la firma de un nodo del &eacute;rbol para
 * obtener la contrafirma de los signerInfo Sin ser recursivo. Esto es por
 * el caso especial de que puede ser el nodo raiz el nodo a firmar, por lo
 * que no ser&iacute;a necesario usar la recursividad.
 * @param signerInfo// w  ww.j a v  a2s  .  c  o m
 *        Nodo ra&iacute; que contiene todos los signerInfos que se
 *        deben firmar.
 * @param parameters
 *        Par&aacute;metros necesarios para firmar un determinado
 *        SignerInfo hoja.
 * @param cert
 *        Certificado de firma.
 * @param keyEntry
 *        Clave privada a usar para firmar
 * @return El SignerInfo ra&iacute;z parcial con todos sus nodos
 *         Contrafirmados.
 * @throws java.security.NoSuchAlgorithmException Si el JRE no soporta alg&uacute;n algoritmo necesario
 * @throws java.io.IOException Cuando hay problemas de entrada / salida.
 * @throws java.security.cert.CertificateException Cuando hay problemas relacionados con los certificados X.509.
 * @throws SignatureException Cuando ocurren problemas en la firma PKCS#1.
 * @throws InvalidKeyException Cuando hay problemas de adecuaci&oacute;n de la clave. */
private SignerInfo getCounterNodeUnsignedAtributes(final SignerInfo signerInfo,
        final P7ContentSignerParameters parameters, final X509Certificate cert, final PrivateKeyEntry keyEntry)
        throws NoSuchAlgorithmException, IOException, CertificateException, InvalidKeyException,
        SignatureException {

    final List<Object> attributes = new ArrayList<Object>();
    final ASN1EncodableVector signerInfosU = new ASN1EncodableVector();
    final ASN1EncodableVector signerInfosU2 = new ASN1EncodableVector();
    SignerInfo counterSigner = null;
    if (signerInfo.getUnauthenticatedAttributes() != null) {
        final Enumeration<?> eAtributes = signerInfo.getUnauthenticatedAttributes().getObjects();
        while (eAtributes.hasMoreElements()) {
            final Attribute data = Attribute.getInstance(eAtributes.nextElement());
            if (!data.getAttrType().equals(PKCSObjectIdentifiers.id_aa_signatureTimeStampToken)) {
                final ASN1Set setInto = data.getAttrValues();
                final Enumeration<?> eAtributesData = setInto.getObjects();
                while (eAtributesData.hasMoreElements()) {
                    final Object obj = eAtributesData.nextElement();
                    if (obj instanceof ASN1Sequence) {
                        signerInfosU.add(SignerInfo.getInstance(obj));
                    } else {
                        attributes.add(obj);
                    }
                }
            } else {
                signerInfosU.add(data);
            }
        }
        // FIRMA DEL NODO ACTUAL
        signerInfosU.add(unsignedAtributte(parameters, cert, signerInfo, keyEntry));

        // FIRMA DE CADA UNO DE LOS HIJOS
        ASN1Set a1;
        final ASN1EncodableVector contexExpecific = new ASN1EncodableVector();
        if (signerInfosU.size() > 1) {
            for (int i = 0; i < signerInfosU.size(); i++) {
                if (signerInfosU.get(i) instanceof Attribute) {
                    contexExpecific.add(signerInfosU.get(i));
                } else {
                    contexExpecific.add(
                            new Attribute(CMSAttributes.counterSignature, new DERSet(signerInfosU.get(i))));
                }
            }
            a1 = SigUtils.getAttributeSet(new AttributeTable(contexExpecific));
            counterSigner = new SignerInfo(signerInfo.getSID(), signerInfo.getDigestAlgorithm(),
                    signerInfo.getAuthenticatedAttributes(), signerInfo.getDigestEncryptionAlgorithm(),
                    signerInfo.getEncryptedDigest(), a1 // unsignedAttr
            );

        } else {
            if (signerInfosU.size() == 1) {
                if (signerInfosU.get(0) instanceof Attribute) {
                    // anadimos el que hay
                    contexExpecific.add(signerInfosU.get(0));
                    // creamos el de la contrafirma.
                    signerInfosU2.add(unsignedAtributte(parameters, cert, signerInfo, keyEntry));
                    contexExpecific
                            .add(new Attribute(CMSAttributes.counterSignature, new DERSet(signerInfosU2)));

                } else {
                    contexExpecific.add(
                            new Attribute(CMSAttributes.counterSignature, new DERSet(signerInfosU.get(0))));
                }
                a1 = SigUtils.getAttributeSet(new AttributeTable(contexExpecific));
                counterSigner = new SignerInfo(signerInfo.getSID(), signerInfo.getDigestAlgorithm(),
                        signerInfo.getAuthenticatedAttributes(), signerInfo.getDigestEncryptionAlgorithm(),
                        signerInfo.getEncryptedDigest(), a1 // unsignedAttr
                );
            } else {
                final Attribute uAtrib = new Attribute(CMSAttributes.counterSignature,
                        new DERSet(signerInfosU));
                counterSigner = new SignerInfo(signerInfo.getSID(), signerInfo.getDigestAlgorithm(),
                        signerInfo.getAuthenticatedAttributes(), signerInfo.getDigestEncryptionAlgorithm(),
                        signerInfo.getEncryptedDigest(), generateUnsignerInfoFromCounter(uAtrib) // unsignedAttr
                );
            }

        }
    } else {
        signerInfosU2.add(unsignedAtributte(parameters, cert, signerInfo, keyEntry));
        final Attribute uAtrib = new Attribute(CMSAttributes.counterSignature, new DERSet(signerInfosU2));
        counterSigner = new SignerInfo(signerInfo.getSID(), signerInfo.getDigestAlgorithm(),
                signerInfo.getAuthenticatedAttributes(), signerInfo.getDigestEncryptionAlgorithm(),
                signerInfo.getEncryptedDigest(), new DERSet(uAtrib) // unsignedAttr
        );
    }
    return counterSigner;
}

From source file:es.gob.afirma.envelopers.cms.CounterSignerEnveloped.java

License:Open Source License

/** M&eacute;todo utilizado por la firma de un nodo del &eacute;rbol para
 * obtener la contrafirma de los signerInfo buscando el nodo de forma
 * recursiva./*from  w  w  w  .j  av  a  2  s  . c o  m*/
 * @param signerInfo
 *        Nodo ra&iacute; que contiene todos los signerInfos que se
 *        deben firmar.
 * @param parameters
 *        Par&aacute;metros necesarios para firmar un determinado
 *        SignerInfo hoja.
 * @param cert
 *        Certificado de firma.
 * @param keyEntry
 *        Clave privada a usar para firmar
 * @param node
 *        Nodo espec&iacute;fico a firmar.
 * @return El SignerInfo ra&iacute;z parcial con todos sus nodos
 *         Contrafirmados.
 * @throws java.security.NoSuchAlgorithmException Cuando el JRE no soporta alg&uacute;n algoritmo necesario.
 * @throws java.io.IOException Cuando hay problemas de entrada / salida.
 * @throws java.security.cert.CertificateException Cuando hay problemas relacionados con los certificados X.509.
 * @throws SignatureException Cuando ocurren problemas en la firma PKCS#1.
 * @throws InvalidKeyException Cuando hay problemas de adecuaci&oacute;n de la clave. */
private SignerInfo getCounterNodeUnsignedAtributes(final SignerInfo signerInfo,
        final P7ContentSignerParameters parameters, final X509Certificate cert, final PrivateKeyEntry keyEntry,
        final int node) throws NoSuchAlgorithmException, IOException, CertificateException, InvalidKeyException,
        SignatureException {

    final List<Object> attributes = new ArrayList<Object>();
    final ASN1EncodableVector signerInfosU = new ASN1EncodableVector();
    SignerInfo counterSigner = null;
    SignerInfo counterSigner2 = null;
    if (signerInfo.getUnauthenticatedAttributes() != null) {
        final Enumeration<?> eAtributes = signerInfo.getUnauthenticatedAttributes().getObjects();
        while (eAtributes.hasMoreElements()) {
            final Attribute data = Attribute.getInstance(eAtributes.nextElement());
            if (!data.getAttrType().equals(PKCSObjectIdentifiers.id_aa_signatureTimeStampToken)) {
                final ASN1Set setInto = data.getAttrValues();
                final Enumeration<?> eAtributesData = setInto.getObjects();
                while (eAtributesData.hasMoreElements()) {
                    final Object obj = eAtributesData.nextElement();
                    if (obj instanceof ASN1Sequence) {
                        final ASN1Sequence atrib = (ASN1Sequence) obj;
                        final SignerInfo si = SignerInfo.getInstance(atrib);
                        this.actualIndex++;
                        if (this.actualIndex != node) {
                            if (this.actualIndex < node) {
                                counterSigner2 = getCounterNodeUnsignedAtributes(si, parameters, cert, keyEntry,
                                        node);
                                signerInfosU.add(counterSigner2);
                            } else {
                                signerInfosU.add(si);
                            }
                        } else {
                            final SignerInfo obtained = getCounterNodeUnsignedAtributes(si, parameters, cert,
                                    keyEntry);
                            signerInfosU.add(obtained);
                        }
                    } else {
                        attributes.add(obj);
                    }
                }
            } else {
                signerInfosU.add(data);
            }

        }
        // FIRMA DE CADA UNO DE LOS HIJOS
        ASN1Set a1;
        final ASN1EncodableVector contexExpecific = new ASN1EncodableVector();
        if (signerInfosU.size() > 1) {
            for (int i = 0; i < signerInfosU.size(); i++) {
                if (signerInfosU.get(i) instanceof Attribute) {
                    contexExpecific.add(signerInfosU.get(i));
                } else {
                    contexExpecific.add(
                            new Attribute(CMSAttributes.counterSignature, new DERSet(signerInfosU.get(i))));
                }
            }
            a1 = SigUtils.getAttributeSet(new AttributeTable(contexExpecific));
            counterSigner = new SignerInfo(signerInfo.getSID(), signerInfo.getDigestAlgorithm(),
                    signerInfo.getAuthenticatedAttributes(), signerInfo.getDigestEncryptionAlgorithm(),
                    signerInfo.getEncryptedDigest(), a1 // unsignedAttr
            );

        } else {
            if (signerInfosU.size() == 1) {
                if (signerInfosU.get(0) instanceof Attribute) {
                    // anadimos el que hay
                    contexExpecific.add(signerInfosU.get(0));
                    // creamos el de la contrafirma.

                } else {
                    contexExpecific.add(
                            new Attribute(CMSAttributes.counterSignature, new DERSet(signerInfosU.get(0))));
                }
                a1 = SigUtils.getAttributeSet(new AttributeTable(contexExpecific));
                counterSigner = new SignerInfo(signerInfo.getSID(), signerInfo.getDigestAlgorithm(),
                        signerInfo.getAuthenticatedAttributes(), signerInfo.getDigestEncryptionAlgorithm(),
                        signerInfo.getEncryptedDigest(), a1 // unsignedAttr
                );
            }

        }
    } else {

        counterSigner = new SignerInfo(signerInfo.getSID(), signerInfo.getDigestAlgorithm(),
                signerInfo.getAuthenticatedAttributes(), signerInfo.getDigestEncryptionAlgorithm(),
                signerInfo.getEncryptedDigest(), null // unsignedAttr
        );

    }
    return counterSigner;
}

From source file:es.gob.afirma.signers.cms.CounterSigner.java

License:Open Source License

/** M&eacute;todo utilizado por la firma del &eacute;rbol para obtener la
 * contrafirma de los signerInfo de forma recursiva.<br>
 * @param signerInfo Nodo ra&iacute; que contiene todos los signerInfos que se
 *                   deben firmar.//from   w w  w .  ja  v  a2  s .c  o  m
 * @param parameters Par&aacute;metros necesarios para firmar un determinado
 *                   <code>SignerInfo</code> hoja.
 * @param key Clave privada a usar para firmar.
 * @param certChain Cadena de certificados del firmante.
 * @return El SignerInfo ra&iacute;z parcial con todos sus nodos contrafirmados.
 * @throws java.security.NoSuchAlgorithmException Si el JRE no soporta alg&uacute;n algoritmo necesario
 * @throws java.io.IOException SI hay problemas en la lectura de datos
 * @throws java.security.cert.CertificateException Si hay problemas en el tratamiento de los certificados
 * @throws AOException EN caso de cualquier otro error */
private SignerInfo getCounterUnsignedAtributes(final SignerInfo signerInfo,
        final P7ContentSignerParameters parameters, final PrivateKey key,
        final java.security.cert.Certificate[] certChain)
        throws NoSuchAlgorithmException, IOException, CertificateException, AOException {

    final List<Object> attributes = new ArrayList<Object>();
    final ASN1EncodableVector signerInfosU = new ASN1EncodableVector();
    final ASN1EncodableVector signerInfosU2 = new ASN1EncodableVector();
    SignerInfo counterSigner = null;
    if (signerInfo.getUnauthenticatedAttributes() != null) {
        final Enumeration<?> eAtributes = signerInfo.getUnauthenticatedAttributes().getObjects();

        while (eAtributes.hasMoreElements()) {
            final Attribute data = Attribute.getInstance(eAtributes.nextElement());
            if (!data.getAttrType().equals(PKCSObjectIdentifiers.id_aa_signatureTimeStampToken)) {
                final ASN1Set setInto = data.getAttrValues();
                final Enumeration<?> eAtributesData = setInto.getObjects();
                while (eAtributesData.hasMoreElements()) {
                    final Object obj = eAtributesData.nextElement();
                    if (obj instanceof ASN1Sequence) {
                        final ASN1Sequence atrib = (ASN1Sequence) obj;
                        final SignerInfo si = SignerInfo.getInstance(atrib);

                        final SignerInfo obtained = getCounterUnsignedAtributes(si, parameters, key, certChain);
                        signerInfosU.add(obtained);
                    } else {
                        attributes.add(obj);
                    }
                }
            } else {
                signerInfosU.add(data);
            }
        }
        // FIRMA DEL NODO ACTUAL
        counterSigner = unsignedAtributte(parameters, signerInfo, key, certChain);
        signerInfosU.add(counterSigner);

        // FIRMA DE CADA UNO DE LOS HIJOS
        ASN1Set a1;
        final ASN1EncodableVector contexExpecific = new ASN1EncodableVector();
        if (signerInfosU.size() > 1) {
            for (int i = 0; i < signerInfosU.size(); i++) {
                if (signerInfosU.get(i) instanceof Attribute) {
                    contexExpecific.add(signerInfosU.get(i));
                } else {
                    contexExpecific.add(
                            new Attribute(CMSAttributes.counterSignature, new DERSet(signerInfosU.get(i))));
                }
            }
            a1 = SigUtils.getAttributeSet(new AttributeTable(contexExpecific));
            counterSigner = new SignerInfo(signerInfo.getSID(), signerInfo.getDigestAlgorithm(),
                    signerInfo.getAuthenticatedAttributes(), signerInfo.getDigestEncryptionAlgorithm(),
                    signerInfo.getEncryptedDigest(), a1 // unsignedAttr
            );

            // introducido este else pero es sospechoso que no estuviera
            // antes de este ultimo cambio.
        } else {
            if (signerInfosU.size() == 1) {
                if (signerInfosU.get(0) instanceof Attribute) {
                    // anadimos el que hay
                    contexExpecific.add(signerInfosU.get(0));
                    // creamos el de la contrafirma.
                    signerInfosU2.add(unsignedAtributte(parameters, signerInfo, key, certChain));
                    final Attribute uAtrib = new Attribute(CMSAttributes.counterSignature,
                            new DERSet(signerInfosU2));
                    contexExpecific.add(uAtrib);

                } else {
                    contexExpecific.add(
                            new Attribute(CMSAttributes.counterSignature, new DERSet(signerInfosU.get(0))));
                }
                a1 = SigUtils.getAttributeSet(new AttributeTable(contexExpecific));
                counterSigner = new SignerInfo(signerInfo.getSID(), signerInfo.getDigestAlgorithm(),
                        signerInfo.getAuthenticatedAttributes(), signerInfo.getDigestEncryptionAlgorithm(),
                        signerInfo.getEncryptedDigest(), a1 // unsignedAttr
                );
            } else {
                final Attribute uAtrib = new Attribute(CMSAttributes.counterSignature,
                        new DERSet(signerInfosU));
                counterSigner = new SignerInfo(signerInfo.getSID(), signerInfo.getDigestAlgorithm(),
                        signerInfo.getAuthenticatedAttributes(), signerInfo.getDigestEncryptionAlgorithm(),
                        signerInfo.getEncryptedDigest(), generateUnsignerInfoFromCounter(uAtrib) // unsignedAttr
                );
            }
        }
    } else {
        signerInfosU2.add(unsignedAtributte(parameters, signerInfo, key, certChain));
        final Attribute uAtrib = new Attribute(CMSAttributes.counterSignature, new DERSet(signerInfosU2));
        counterSigner = new SignerInfo(signerInfo.getSID(), signerInfo.getDigestAlgorithm(),
                signerInfo.getAuthenticatedAttributes(), signerInfo.getDigestEncryptionAlgorithm(),
                signerInfo.getEncryptedDigest(), generateUnsignerInfoFromCounter(uAtrib) // unsignedAttr
        );

    }
    return counterSigner;
}

From source file:es.gob.afirma.signers.cms.CounterSigner.java

License:Open Source License

/** M&eacute;todo utilizado por la firma de una hoja del &eacute;rbol para
 * obtener la contrafirma de los signerInfo de una determinada hoja de forma
 * recursiva./*  ww w .  j a va 2 s.  c o  m*/
 * @param signerInfo Nodo ra&iacute; que contiene todos los signerInfos que se
 *                   deben firmar.
 * @param parameters Par&aacute;metros necesarios para firmar un determinado
 *                   <code>SignerInfo</code> hoja.
 * @param key Clave privada a usar para firmar.
 * @param certChain Cadena de certificados del firmante.
 * @return El SignerInfo ra&iacute;z parcial con todos sus nodos
 *         Contrafirmados.
 * @throws java.security.NoSuchAlgorithmException Cuando el JRE no soporta alg&uacute;n algoritmo necesario.
 * @throws java.io.IOException Si hay errores en la lectura de datos.
 * @throws java.security.cert.CertificateException Si hay problemas en el tratamiento de los certificados.
 * @throws AOException Si ocurre cualquier otro problema durante el proceso. */
private SignerInfo getCounterLeafUnsignedAtributes(final SignerInfo signerInfo,
        final P7ContentSignerParameters parameters, final PrivateKey key,
        final java.security.cert.Certificate[] certChain)
        throws NoSuchAlgorithmException, IOException, CertificateException, AOException {

    final List<Object> attributes = new ArrayList<Object>();
    final ASN1EncodableVector signerInfosU = new ASN1EncodableVector();
    final ASN1EncodableVector signerInfosU2 = new ASN1EncodableVector();
    SignerInfo counterSigner = null;
    if (signerInfo.getUnauthenticatedAttributes() != null) {
        final Enumeration<?> eAtributes = signerInfo.getUnauthenticatedAttributes().getObjects();

        while (eAtributes.hasMoreElements()) {
            final Attribute data = Attribute.getInstance(eAtributes.nextElement());
            if (!data.getAttrType().equals(PKCSObjectIdentifiers.id_aa_signatureTimeStampToken)) {
                final ASN1Set setInto = data.getAttrValues();
                final Enumeration<?> eAtributesData = setInto.getObjects();

                while (eAtributesData.hasMoreElements()) {
                    final Object obj = eAtributesData.nextElement();
                    if (obj instanceof ASN1Sequence) {
                        final SignerInfo si = SignerInfo.getInstance(obj);
                        final SignerInfo obtained = getCounterLeafUnsignedAtributes(si, parameters, key,
                                certChain);
                        signerInfosU.add(obtained);
                    } else {
                        attributes.add(obj);
                    }
                }
            } else {
                signerInfosU.add(data);
            }

        }
        // FIRMA DE CADA UNO DE LOS HIJOS
        ASN1Set a1;
        final ASN1EncodableVector contexExpecific = new ASN1EncodableVector();
        if (signerInfosU.size() > 1) {
            for (int i = 0; i < signerInfosU.size(); i++) {
                if (signerInfosU.get(i) instanceof Attribute) {
                    contexExpecific.add(signerInfosU.get(i));
                } else {
                    contexExpecific.add(
                            new Attribute(CMSAttributes.counterSignature, new DERSet(signerInfosU.get(i))));
                }
            }
            a1 = SigUtils.getAttributeSet(new AttributeTable(contexExpecific));
            counterSigner = new SignerInfo(signerInfo.getSID(), signerInfo.getDigestAlgorithm(),
                    signerInfo.getAuthenticatedAttributes(), signerInfo.getDigestEncryptionAlgorithm(),
                    signerInfo.getEncryptedDigest(), a1 // unsignedAttr
            );

        } else {
            if (signerInfosU.size() == 1) {
                if (signerInfosU.get(0) instanceof Attribute) {
                    // anadimos el que hay
                    contexExpecific.add(signerInfosU.get(0));
                    // creamos el de la contrafirma.
                    signerInfosU2.add(unsignedAtributte(parameters, signerInfo, key, certChain));
                    final Attribute uAtrib = new Attribute(CMSAttributes.counterSignature,
                            new DERSet(signerInfosU2));
                    contexExpecific.add(uAtrib);

                } else {
                    contexExpecific.add(
                            new Attribute(CMSAttributes.counterSignature, new DERSet(signerInfosU.get(0))));
                }
                a1 = SigUtils.getAttributeSet(new AttributeTable(contexExpecific));
                counterSigner = new SignerInfo(signerInfo.getSID(), signerInfo.getDigestAlgorithm(),
                        signerInfo.getAuthenticatedAttributes(), signerInfo.getDigestEncryptionAlgorithm(),
                        signerInfo.getEncryptedDigest(), a1 // unsignedAttr
                );
            } else {
                final Attribute uAtrib = new Attribute(CMSAttributes.counterSignature,
                        new DERSet(signerInfosU));
                counterSigner = new SignerInfo(signerInfo.getSID(), signerInfo.getDigestAlgorithm(),
                        signerInfo.getAuthenticatedAttributes(), signerInfo.getDigestEncryptionAlgorithm(),
                        signerInfo.getEncryptedDigest(), generateUnsignerInfoFromCounter(uAtrib) // unsignedAttr
                );
            }

        }
    } else {
        signerInfosU2.add(unsignedAtributte(parameters, signerInfo, key, certChain));
        final Attribute uAtrib = new Attribute(CMSAttributes.counterSignature, new DERSet(signerInfosU2));
        counterSigner = new SignerInfo(signerInfo.getSID(), signerInfo.getDigestAlgorithm(),
                signerInfo.getAuthenticatedAttributes(), signerInfo.getDigestEncryptionAlgorithm(),
                signerInfo.getEncryptedDigest(), new DERSet(uAtrib) // unsignedAttr
        );
    }
    return counterSigner;
}

From source file:es.gob.afirma.signers.cms.CounterSigner.java

License:Open Source License

/** M&eacute;todo utilizado por la firma de un nodo del &eacute;rbol para
 * obtener la contrafirma de los signerInfo Sin ser recursivo. Esto es por
 * el caso especial de que puede ser el nodo raiz el nodo a firmar, por lo
 * que no ser&iacute;a necesario usar la recursividad.
 * @param signerInfo Nodo ra&iacute; que contiene todos los signerInfos que se
 *                   deben firmar./*from   w  w  w.j  a  v a2  s  . c o  m*/
 * @param parameters Par&aacute;metros necesarios para firmar un determinado
 *                   <code>SignerInfo</code> hoja.
 * @param key Clave privada a usar para firmar.
 * @param certChain Cadena de certificados del firmante.
 * @return El SignerInfo ra&iacute;z parcial con todos sus nodos
 *         Contrafirmados.
 * @throws java.security.NoSuchAlgorithmException Cuando el JRE no soporta alg&uacute;n algoritmo necesario.
 * @throws java.io.IOException Si hay errores en la lectura de datos.
 * @throws java.security.cert.CertificateException Si hay problemas en el tratamiento de los certificados. */
private SignerInfo getCounterNodeUnsignedAtributes(final SignerInfo signerInfo,
        final P7ContentSignerParameters parameters, final PrivateKey key,
        final java.security.cert.Certificate[] certChain)
        throws NoSuchAlgorithmException, IOException, CertificateException {

    final List<Object> attributes = new ArrayList<Object>();
    final ASN1EncodableVector signerInfosU = new ASN1EncodableVector();
    final ASN1EncodableVector signerInfosU2 = new ASN1EncodableVector();
    SignerInfo counterSigner = null;
    if (signerInfo.getUnauthenticatedAttributes() != null) {
        final Enumeration<?> eAtributes = signerInfo.getUnauthenticatedAttributes().getObjects();
        while (eAtributes.hasMoreElements()) {
            final Attribute data = Attribute.getInstance(eAtributes.nextElement());
            if (!data.getAttrType().equals(PKCSObjectIdentifiers.id_aa_signatureTimeStampToken)) {
                final ASN1Set setInto = data.getAttrValues();
                final Enumeration<?> eAtributesData = setInto.getObjects();
                while (eAtributesData.hasMoreElements()) {
                    final Object obj = eAtributesData.nextElement();
                    if (obj instanceof ASN1Sequence) {
                        signerInfosU.add(SignerInfo.getInstance(obj));
                    } else {
                        attributes.add(obj);
                    }
                }
            } else {
                signerInfosU.add(data);
            }
        }
        // FIRMA DEL NODO ACTUAL
        signerInfosU.add(unsignedAtributte(parameters, signerInfo, key, certChain));

        // FIRMA DE CADA UNO DE LOS HIJOS
        ASN1Set a1;
        final ASN1EncodableVector contexExpecific = new ASN1EncodableVector();
        if (signerInfosU.size() > 1) {
            for (int i = 0; i < signerInfosU.size(); i++) {
                if (signerInfosU.get(i) instanceof Attribute) {
                    contexExpecific.add(signerInfosU.get(i));
                } else {
                    contexExpecific.add(
                            new Attribute(CMSAttributes.counterSignature, new DERSet(signerInfosU.get(i))));
                }
            }
            a1 = SigUtils.getAttributeSet(new AttributeTable(contexExpecific));
            counterSigner = new SignerInfo(signerInfo.getSID(), signerInfo.getDigestAlgorithm(),
                    signerInfo.getAuthenticatedAttributes(), signerInfo.getDigestEncryptionAlgorithm(),
                    signerInfo.getEncryptedDigest(), a1 // unsignedAttr
            );

        } else {
            if (signerInfosU.size() == 1) {
                if (signerInfosU.get(0) instanceof Attribute) {
                    // anadimos el que hay
                    contexExpecific.add(signerInfosU.get(0));
                    // creamos el de la contrafirma.
                    signerInfosU2.add(unsignedAtributte(parameters, signerInfo, key, certChain));
                    final Attribute uAtrib = new Attribute(CMSAttributes.counterSignature,
                            new DERSet(signerInfosU2));
                    contexExpecific.add(uAtrib);

                } else {
                    contexExpecific.add(
                            new Attribute(CMSAttributes.counterSignature, new DERSet(signerInfosU.get(0))));
                }
                a1 = SigUtils.getAttributeSet(new AttributeTable(contexExpecific));
                counterSigner = new SignerInfo(signerInfo.getSID(), signerInfo.getDigestAlgorithm(),
                        signerInfo.getAuthenticatedAttributes(), signerInfo.getDigestEncryptionAlgorithm(),
                        signerInfo.getEncryptedDigest(), a1 // unsignedAttr
                );
            } else {
                final Attribute uAtrib = new Attribute(CMSAttributes.counterSignature,
                        new DERSet(signerInfosU));
                counterSigner = new SignerInfo(signerInfo.getSID(), signerInfo.getDigestAlgorithm(),
                        signerInfo.getAuthenticatedAttributes(), signerInfo.getDigestEncryptionAlgorithm(),
                        signerInfo.getEncryptedDigest(), generateUnsignerInfoFromCounter(uAtrib) // unsignedAttr
                );
            }

        }
    } else {
        signerInfosU2.add(unsignedAtributte(parameters, signerInfo, key, certChain));
        final Attribute uAtrib = new Attribute(CMSAttributes.counterSignature, new DERSet(signerInfosU2));
        counterSigner = new SignerInfo(signerInfo.getSID(), signerInfo.getDigestAlgorithm(),
                signerInfo.getAuthenticatedAttributes(), signerInfo.getDigestEncryptionAlgorithm(),
                signerInfo.getEncryptedDigest(), new DERSet(uAtrib) // unsignedAttr
        );
    }
    return counterSigner;
}

From source file:es.gob.afirma.signers.cms.CounterSigner.java

License:Open Source License

/** M&eacute;todo utilizado por la firma de un nodo del &eacute;rbol para
 * obtener la contrafirma de los signerInfo buscando el nodo de forma
 * recursiva.//w  ww  . ja v  a 2s . c o  m
 * @param signerInfo Nodo ra&iacute; que contiene todos los signerInfos que se
 *                   deben firmar.
 * @param parameters Par&aacute;metros necesarios para firmar un determinado
 *                   <code>SignerInfo</code> hoja.
 * @param key Clave privada a usar para firmar.
 * @param certChain Cadena de certificados del firmante.
 * @param node Nodo espec&iacute;fico a firmar.
 * @return El <code>SignerInfo</code> ra&iacute;z parcial con todos sus nodos
 *         Contrafirmados.
 * @throws java.security.NoSuchAlgorithmException Cuando el JRE no soporta alg&uacute;n algoritmo necesario.
 * @throws java.io.IOException Si hay errores en la lectura de datos.
 * @throws java.security.cert.CertificateException Si hay problemas en el tratamiento de los certificados.
 * @throws AOException Si ocurre cualquier otro problema durante el proceso. */
private SignerInfo getCounterNodeUnsignedAtributes(final SignerInfo signerInfo,
        final P7ContentSignerParameters parameters, final PrivateKey key,
        final java.security.cert.Certificate[] certChain, final int node)
        throws NoSuchAlgorithmException, IOException, CertificateException, AOException {

    final List<Object> attributes = new ArrayList<Object>();
    final ASN1EncodableVector signerInfosU = new ASN1EncodableVector();
    SignerInfo counterSigner = null;
    if (signerInfo.getUnauthenticatedAttributes() != null) {
        final Enumeration<?> eAtributes = signerInfo.getUnauthenticatedAttributes().getObjects();
        while (eAtributes.hasMoreElements()) {
            final Attribute data = Attribute.getInstance(eAtributes.nextElement());
            if (!data.getAttrType().equals(PKCSObjectIdentifiers.id_aa_signatureTimeStampToken)) {
                final ASN1Set setInto = data.getAttrValues();
                final Enumeration<?> eAtributesData = setInto.getObjects();
                while (eAtributesData.hasMoreElements()) {
                    final Object obj = eAtributesData.nextElement();
                    if (obj instanceof ASN1Sequence) {
                        final ASN1Sequence atrib = (ASN1Sequence) obj;
                        final SignerInfo si = SignerInfo.getInstance(atrib);
                        this.actualIndex++;
                        if (this.actualIndex != node) {
                            if (this.actualIndex < node) {
                                signerInfosU.add(
                                        getCounterNodeUnsignedAtributes(si, parameters, key, certChain, node));
                            } else {
                                signerInfosU.add(si);
                            }
                        } else {
                            signerInfosU.add(getCounterNodeUnsignedAtributes(si, parameters, key, certChain));
                        }
                    } else {
                        attributes.add(obj);
                    }
                }
            } else {
                signerInfosU.add(data);
            }

        }
        // FIRMA DE CADA UNO DE LOS HIJOS
        ASN1Set a1;
        final ASN1EncodableVector contexExpecific = new ASN1EncodableVector();
        if (signerInfosU.size() > 1) {
            for (int i = 0; i < signerInfosU.size(); i++) {
                if (signerInfosU.get(i) instanceof Attribute) {
                    contexExpecific.add(signerInfosU.get(i));
                } else {
                    contexExpecific.add(
                            new Attribute(CMSAttributes.counterSignature, new DERSet(signerInfosU.get(i))));
                }
            }
            a1 = SigUtils.getAttributeSet(new AttributeTable(contexExpecific));
            counterSigner = new SignerInfo(signerInfo.getSID(), signerInfo.getDigestAlgorithm(),
                    signerInfo.getAuthenticatedAttributes(), signerInfo.getDigestEncryptionAlgorithm(),
                    signerInfo.getEncryptedDigest(), a1 // unsignedAttr
            );

        } else {
            if (signerInfosU.size() == 1) {
                if (signerInfosU.get(0) instanceof Attribute) {
                    // anadimos el que hay
                    contexExpecific.add(signerInfosU.get(0));
                    // creamos el de la contrafirma.

                } else {
                    contexExpecific.add(
                            new Attribute(CMSAttributes.counterSignature, new DERSet(signerInfosU.get(0))));
                }
                a1 = SigUtils.getAttributeSet(new AttributeTable(contexExpecific));
                counterSigner = new SignerInfo(signerInfo.getSID(), signerInfo.getDigestAlgorithm(),
                        signerInfo.getAuthenticatedAttributes(), signerInfo.getDigestEncryptionAlgorithm(),
                        signerInfo.getEncryptedDigest(), a1 // unsignedAttr
                );
            }

        }
    } else {

        counterSigner = new SignerInfo(signerInfo.getSID(), signerInfo.getDigestAlgorithm(),
                signerInfo.getAuthenticatedAttributes(), signerInfo.getDigestEncryptionAlgorithm(),
                signerInfo.getEncryptedDigest(), null // unsignedAttr
        );

    }
    return counterSigner;
}

From source file:es.gob.afirma.signers.multi.cades.CAdESCounterSigner.java

License:Open Source License

/** Obtiene la contrafirma de los signerInfo de forma recursiva.<br>
 * @param signerInfo/*from  www .  jav  a  2s  .c o m*/
 *        Nodo ra&iacute; que contiene todos los signerInfos que se
 *        deben firmar.
 * @param parameters
 *        Par&aacute;metros necesarios para firmar un determinado
 *        SignerInfo hoja.
 * @param key Clave privada a usar para firmar.
 * @param certChain Cadena de certificados del firmante.
 * @param contentDescription Descripci&oacute;n textual del tipo de contenido firmado.
 * @param policy Pol&iacute;tica de firma.
 * @param signingCertificateV2 <code>true</code> si se desea usar <i>SigningCertificateV2</i>, <code>false</code>
 *        para usar <i>SigningCertificateV1</i>.
 * @param ctis Indicaciones sobre los tipos de compromisos adquiridos con la firma.
 * @param csm Metadatos sobre el firmante.
 * @return <i>SignerInfo</i> ra&iacute;z parcial con todos sus nodos
 *         Contrafirmados.
 * @throws NoSuchAlgorithmException Si no se soporta alguno de los algoritmos necesarios.
 * @throws java.io.IOException Cuando hay errores de entrada / salida
 * @throws CertificateException Cuando hay problemas con los certificados proporcionados.
 * @throws AOException En caso de cualquier otro tipo de error */
private SignerInfo getCounterSignerInfo(final SignerInfo signerInfo, final P7ContentSignerParameters parameters,
        final PrivateKey key, final java.security.cert.Certificate[] certChain, final String contentDescription,
        final AdESPolicy policy, final boolean signingCertificateV2,
        final List<CommitmentTypeIndicationBean> ctis, final CAdESSignerMetadata csm)
        throws NoSuchAlgorithmException, IOException, CertificateException, AOException {
    final ASN1EncodableVector signerInfosU = new ASN1EncodableVector();
    final ASN1EncodableVector signerInfosU2 = new ASN1EncodableVector();
    SignerInfo counterSigner = null;
    if (signerInfo.getUnauthenticatedAttributes() != null) {
        final Enumeration<?> eAtributes = signerInfo.getUnauthenticatedAttributes().getObjects();

        while (eAtributes.hasMoreElements()) {
            final Attribute data = Attribute.getInstance(eAtributes.nextElement());
            if (!data.getAttrType().equals(PKCSObjectIdentifiers.id_aa_signatureTimeStampToken)) {
                final ASN1Set setInto = data.getAttrValues();
                final Enumeration<?> eAtributesData = setInto.getObjects();
                while (eAtributesData.hasMoreElements()) {
                    final SignerInfo si = SignerInfo.getInstance(eAtributesData.nextElement());
                    signerInfosU.add(getCounterSignerInfo(si, parameters, key, certChain, contentDescription,
                            policy, signingCertificateV2, ctis, csm));
                }
            } else {
                signerInfosU.add(data);
            }

        }
        // FIRMA DEL NODO ACTUAL
        counterSigner = generateSignerInfo(parameters.getSignatureAlgorithm(), signerInfo, key, certChain,
                contentDescription, policy, signingCertificateV2, ctis, csm);
        signerInfosU.add(counterSigner);

        // FIRMA DE CADA UNO DE LOS HIJOS
        ASN1Set a1;
        final ASN1EncodableVector contexExpecific = new ASN1EncodableVector();
        if (signerInfosU.size() > 1) {
            for (int i = 0; i < signerInfosU.size(); i++) {
                if (signerInfosU.get(i) instanceof Attribute) {
                    contexExpecific.add(signerInfosU.get(i));
                } else {
                    contexExpecific.add(
                            new Attribute(CMSAttributes.counterSignature, new DERSet(signerInfosU.get(i))));
                }
            }
            a1 = SigUtils.getAttributeSet(new AttributeTable(contexExpecific));
            counterSigner = new SignerInfo(signerInfo.getSID(), signerInfo.getDigestAlgorithm(),
                    signerInfo.getAuthenticatedAttributes(), signerInfo.getDigestEncryptionAlgorithm(),
                    signerInfo.getEncryptedDigest(), a1 // unsignedAttr
            );

        } else {
            if (signerInfosU.size() == 1) {
                if (signerInfosU.get(0) instanceof Attribute) {
                    // anadimos el que hay
                    contexExpecific.add(signerInfosU.get(0));
                    // creamos el de la contrafirma.
                    signerInfosU2.add(generateSignerInfo(parameters.getSignatureAlgorithm(), signerInfo, key,
                            certChain, contentDescription, policy, signingCertificateV2, ctis, csm));
                    final Attribute uAtrib = new Attribute(CMSAttributes.counterSignature,
                            new DERSet(signerInfosU2));
                    contexExpecific.add(uAtrib);

                } else {
                    contexExpecific.add(
                            new Attribute(CMSAttributes.counterSignature, new DERSet(signerInfosU.get(0))));
                }
                a1 = SigUtils.getAttributeSet(new AttributeTable(contexExpecific));
                counterSigner = new SignerInfo(signerInfo.getSID(), signerInfo.getDigestAlgorithm(),
                        signerInfo.getAuthenticatedAttributes(), signerInfo.getDigestEncryptionAlgorithm(),
                        signerInfo.getEncryptedDigest(), a1 // unsignedAttr
                );
            } else {
                final Attribute uAtrib = new Attribute(CMSAttributes.counterSignature,
                        new DERSet(signerInfosU));
                counterSigner = new SignerInfo(signerInfo.getSID(), signerInfo.getDigestAlgorithm(),
                        signerInfo.getAuthenticatedAttributes(), signerInfo.getDigestEncryptionAlgorithm(),
                        signerInfo.getEncryptedDigest(), new DERSet(uAtrib) // unsignedAttr
                );
            }
        }

    } else {
        signerInfosU2.add(generateSignerInfo(parameters.getSignatureAlgorithm(), signerInfo, key, certChain,
                contentDescription, policy, signingCertificateV2, ctis, csm));
        final Attribute uAtrib = new Attribute(CMSAttributes.counterSignature, new DERSet(signerInfosU2));
        counterSigner = new SignerInfo(signerInfo.getSID(), signerInfo.getDigestAlgorithm(),
                signerInfo.getAuthenticatedAttributes(), signerInfo.getDigestEncryptionAlgorithm(),
                signerInfo.getEncryptedDigest(), new DERSet(uAtrib) // unsignedAttr
        );

    }
    return counterSigner;
}