Example usage for org.bouncycastle.asn1 DERInteger DERInteger

Introduction

In this page you can find the example usage for org.bouncycastle.asn1 DERInteger DERInteger.

Prototype

public DERInteger(long value) 

Source Link

Usage

From source file:ElGamalPrivatePGKey.java

License:Open Source License

/**
 * Return a PKCS8 representation of the key. The sequence returned
 * represents a full PrivateKeyInfo object.
 *
 * @return a PKCS8 representation of the key.
 *//*from www .ja  va2 s  . c o  m*/
public byte[] getEncoded() {
    ByteArrayOutputStream bOut = new ByteArrayOutputStream();
    DEROutputStream dOut = new DEROutputStream(bOut);
    PrivateKeyInfo info = new PrivateKeyInfo(new AlgorithmIdentifier(OIWObjectIdentifiers.elGamalAlgorithm,
            new ElGamalParameter(elSpec.getP(), elSpec.getG()).getDERObject()), new DERInteger(getX()));

    try {
        dOut.writeObject(info);
        dOut.close();
    } catch (IOException e) {
        throw new RuntimeException("Error encoding ElGamal private key");
    }

    return bOut.toByteArray();
}

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From source file:ElGamalPublicPGKey.java

License:Open Source License

public byte[] getEncoded() {
    ByteArrayOutputStream bOut = new ByteArrayOutputStream();
    DEROutputStream dOut = new DEROutputStream(bOut);
    SubjectPublicKeyInfo info = new SubjectPublicKeyInfo(
            new AlgorithmIdentifier(OIWObjectIdentifiers.elGamalAlgorithm,
                    new ElGamalParameter(elSpec.getP(), elSpec.getG()).getDERObject()),
            new DERInteger(y));

    try {//  w  w  w.j  a va 2  s.c  om
        dOut.writeObject(info);
        dOut.close();
    } catch (IOException e) {
        throw new RuntimeException("Error encoding ElGamal public key");
    }

    return bOut.toByteArray();

}

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From source file:bluecrystal.bcdeps.helper.DerEncoder.java

License:Open Source License

public byte[] buildCmsBody(String signedHashId, X509Certificate certContent, byte[] content, String hashId,
        int version) throws CertificateEncodingException, IOException {
    final ASN1EncodableVector whole = new ASN1EncodableVector();
    whole.add(new DERObjectIdentifier(CMS_SIGNED_ID));

    final ASN1EncodableVector body = new ASN1EncodableVector();
    // ----- versao -------
    // final int version = 1;
    body.add(new DERInteger(version));
    buildDigestAlg(body, hashId);/*from  w w  w  . j av a 2s. c o m*/
    // buildContentInfo(body, content);
    buildCerts(body, certContent);

    buildSignerInfo(body, signedHashId, certContent, hashId);

    whole.add(new DERTaggedObject(0, new DERSequence(body)));

    return genOutput(new DERSequence(whole));

}

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From source file:bluecrystal.bcdeps.helper.DerEncoder.java

License:Open Source License

public byte[] buildCmsBody(byte[] signedHashId, X509Certificate certContent, List<X509Certificate> chain,
        int hashId, int version, int attachSize) throws Exception {
    final ASN1EncodableVector whole = new ASN1EncodableVector(); // 0 SEQ
    whole.add(new DERObjectIdentifier(CMS_SIGNED_ID)); // 1 SEQ

    final ASN1EncodableVector body = new ASN1EncodableVector();
    // ----- versao -------
    // final int version = 1;
    body.add(new DERInteger(version)); // 3 INT
    buildDigestAlg(body, getHashAlg(hashId)); // 3 SET
    buildContentInfo(body, attachSize); // 3 SEQ
    buildCerts(body, chain); // 3 CS

    buildSignerInfo(body, signedHashId, certContent, hashId); // 3 SET

    whole.add(new DERTaggedObject(0, new DERSequence( // 2 SEQ
            body))); // 1 CS

    return genOutput(new DERSequence(whole));

}

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From source file:bluecrystal.bcdeps.helper.DerEncoder.java

License:Open Source License

public byte[] buildADRBBody(List<AppSignedInfoEx> listAsiEx, SignPolicy signPol, List<X509Certificate> chain,
        int version, boolean signingCertFallback, int attachSize) throws Exception {
    // AppSignedInfoEx asiEx = listAsiEx.get(0);
    final ASN1EncodableVector whole = new ASN1EncodableVector(); // 0 SEQ
    whole.add(new DERObjectIdentifier(CMS_SIGNED_ID)); // 1 SEQ

    final ASN1EncodableVector body = new ASN1EncodableVector();
    // ----- versao -------
    // final int version = 1;
    body.add(new DERInteger(version)); // 3 INT

    List<String> listHashId = createHashList(listAsiEx);
    buildDigestAlg(body, listHashId); // 3 SET

    buildContentInfo(body, attachSize); // 3 SEQ
    if (chain != null) {
        buildCerts(body, chain); // 3 CS
    } else {//from   w  w  w  . j ava  2s  .c o m
        buildCertsASIE(body, listAsiEx); // 3 CS
    }

    // buildADRBSignerInfo(body, asiEx.getSignedHash(), asiEx.getX509(),
    // asiEx.getOrigHash(), signPol.getPolicyHash(),
    // asiEx.getCertHash(), asiEx.getSigningTime(),
    // asiEx.getIdSha(), signPol.getPolicyUri(),
    // signPol.getPolicyId(),
    // signingCertFallback); // 3 SET

    buildADRBSignerInfo(body, listAsiEx, signPol, signingCertFallback); // 3
    // SET

    whole.add(new DERTaggedObject(0, new DERSequence( // 2 SEQ
            body))); // 1 CS

    return genOutput(new DERSequence(whole));

}

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From source file:bluecrystal.bcdeps.helper.DerEncoder.java

License:Open Source License

private void buildSignerInfo(ASN1EncodableVector body, byte[] signedHashContent, X509Certificate certContent,
        int hashId) throws Exception {
    // ----- Signers Info --------

    final ASN1EncodableVector vec = new ASN1EncodableVector();
    final ASN1EncodableVector signerinfoVector = new ASN1EncodableVector();
    signerinfoVector.add(new DERInteger(SI_VERSION));

    signerinfoVector.add(siAddCert(certContent));
    signerinfoVector.add(siAddDigestAlgorithm(getHashAlg(hashId)));
    signerinfoVector.add(siAddDigestEncryptionAlgorithm(getHashSignAlg(hashId)));
    // Add the digest
    signerinfoVector.add(new DEROctetString(signedHashContent));

    final DERSequence siSeq = new DERSequence(signerinfoVector);
    vec.add(siSeq);//  w w w. j a  va2s  . co  m
    DERSet siSet = new DERSet(vec);
    body.add(siSet);

}

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From source file:bluecrystal.bcdeps.helper.DerEncoder.java

License:Open Source License

private void buildADRBSignerInfo(ASN1EncodableVector body, List<AppSignedInfoEx> listAsiEx, SignPolicy signPol,
        boolean signingCertFallback) throws Exception {
    final ASN1EncodableVector vec = new ASN1EncodableVector();
    // DERSequence siSeq = null;

    // ----- Signers Info --------
    for (AppSignedInfoEx next : listAsiEx) {
        final ASN1EncodableVector signerinfoVector = new ASN1EncodableVector();
        String hashId = getHashAlg(next.getIdSha());
        String hashSignId = getHashSignAlg(next.getIdSha());

        signerinfoVector.add(new DERInteger(SI_VERSION));

        signerinfoVector.add(siAddCert(next.getX509()));
        signerinfoVector.add(siAddDigestAlgorithm(hashId));
        // der encoded structure
        DERTaggedObject derEncStruct = adrbSiCreateDerEncSigned(next.getOrigHash(), signPol.getPolicyHash(),
                next.getCertHash(), next.getX509(), next.getSigningTime(), next.getIdSha(),
                signPol.getPolicyUri(), signPol.getPolicyId(), signingCertFallback);
        signerinfoVector.add(derEncStruct);

        signerinfoVector.add(siAddDigestEncryptionAlgorithm(hashSignId));
        // Add the digest
        signerinfoVector.add(new DEROctetString(next.getSignedHash()));

        final DERSequence siSeq = new DERSequence(signerinfoVector);
        vec.add(siSeq);//from   w  w  w . j  av  a 2  s.  co m
    }
    // ----- Signers Info --------

    DERSet siSet = new DERSet(vec);
    body.add(siSet);

}

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From source file:bluecrystal.bcdeps.helper.DerEncoder.java

License:Open Source License

private Attribute createCertRef(byte[] certHash, X509Certificate certContent, boolean signingCertFallback,
        int hashId) throws Exception {
    // *** BEGIN ***

    // 5.2.1.1.3 Certificados Obrigatoriamente Referenciados
    // O atributo signingCertificate deve conter referncia apenas ao
    // certificado do signatrio.

    // 5.2.1.1.4 Certificados Obrigatrios do Caminho de Certificao
    // Para a verso 1.0: nenhum certificado
    // Para as verses 1.1, 2.0 e 2.1: o certificado do signatrio.

    // ESSCertIDv2 ::= SEQUENCE {
    // hashAlgorithm AlgorithmIdentifier
    // DEFAULT {algorithm id-sha256},
    // certHash Hash,
    // issuerSerial IssuerSerial OPTIONAL
    // }/*from   w  w  w. j  a v a  2s .  co  m*/
    //
    // Hash ::= OCTET STRING
    //
    // IssuerSerial ::= SEQUENCE {
    // issuer GeneralNames,
    // serialNumber CertificateSerialNumber
    // }
    final ASN1EncodableVector issuerSerialaev = new ASN1EncodableVector();

    final ASN1EncodableVector issuerCertaev = new ASN1EncodableVector();

    DERTaggedObject issuerName = new DERTaggedObject(true, 4, // issuer
            // GeneralNames,
            getEncodedIssuer(certContent.getTBSCertificate()));

    // DERTaggedObject issuerName = new DERTaggedObject(false, 0, // issuer
    // GeneralNames,
    // getEncodedIssuer(certContent.getTBSCertificate()));
    issuerCertaev.add(issuerName);

    DERSequence issuerCertseq = new DERSequence(issuerCertaev); // IssuerSerial
    // ::=
    // SEQUENCE
    // {
    issuerSerialaev.add(issuerCertseq);

    // serialNumber CertificateSerialNumber
    BigInteger serialNumber = certContent.getSerialNumber();
    issuerSerialaev.add(new DERInteger(serialNumber));

    DERSequence issuerSerial = new DERSequence(issuerSerialaev);
    // *** END ***

    final ASN1EncodableVector essCertIDv2aev = new ASN1EncodableVector();
    essCertIDv2aev.add(new DEROctetString(certHash)); // Hash ::= OCTET
    // STRING

    essCertIDv2aev.add(issuerSerial); // ESSCertIDv2 ::= SEQUENCE {

    // hashAlgorithm AlgorithmIdentifier

    if (!((signingCertFallback && hashId == NDX_SHA1) || (!signingCertFallback && hashId == NDX_SHA256))) {
        DERObjectIdentifier hashAlgorithm = new DERObjectIdentifier(getHashAlg(hashId));
        essCertIDv2aev.add(hashAlgorithm);
    }
    // Nota 4: Para o atributo ESSCertIDv2, utilizada nas verses 2.1 das
    // polticas de assinatura
    // baseadas em CAdES, as aplicaes NO DEVEM codificar o campo
    // hashAlgorithm caso
    // utilize o mesmo algoritmo definido como valor default (SHA-256),
    // conforme ISO 8825-1.

    DERSequence essCertIDv2seq = new DERSequence(essCertIDv2aev);

    // ************************************************************************
    //
    final ASN1EncodableVector aevSeq3 = new ASN1EncodableVector();
    aevSeq3.add(essCertIDv2seq);
    DERSequence seq3 = new DERSequence(aevSeq3);

    final ASN1EncodableVector aevSeq2 = new ASN1EncodableVector();
    aevSeq2.add(seq3);
    DERSequence seq2 = new DERSequence(aevSeq2);

    final ASN1EncodableVector aevSet = new ASN1EncodableVector();
    aevSet.add(seq2);
    ASN1Set mainSet = new DERSet(aevSet);

    Attribute seq1 = new Attribute(
            new ASN1ObjectIdentifier(signingCertFallback ? ID_SIGNING_CERT : ID_SIGNING_CERT2), mainSet);
    return seq1;
}

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From source file:bluecrystal.bcdeps.helper.DerEncoder.java

License:Open Source License

private void buildSignerInfo(ASN1EncodableVector body, String signedHashContent, X509Certificate certContent,
        String hashId) throws CertificateEncodingException {
    // ----- Signers Info --------

    final ASN1EncodableVector vec = new ASN1EncodableVector();
    final ASN1EncodableVector signerinfoVector = new ASN1EncodableVector();
    signerinfoVector.add(new DERInteger(SI_VERSION)); // 5 INT

    signerinfoVector.add(siAddCert(certContent));
    signerinfoVector.add(siAddDigestAlgorithm(hashId));
    signerinfoVector.add(siAddDigestEncryptionAlgorithm(ID_SHA1_RSA)); // 6
    // OCT//from  w w w  .  j  a  v a2  s  .  c o m
    // STR
    // Add the digest
    signerinfoVector.add(new DEROctetString(getDerSignedDigest(signedHashContent)));

    final DERSequence siSeq = new DERSequence(signerinfoVector); // 4 SEQ
    vec.add(siSeq);
    DERSet siSet = new DERSet(vec); // 3 SET
    body.add(siSet);

}

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From source file:bluecrystal.bcdeps.helper.DerEncoder.java

License:Open Source License

private DERSequence siAddCert(X509Certificate certContent) throws CertificateEncodingException {
    ASN1EncodableVector certVetor = new ASN1EncodableVector();
    certVetor.add(getEncodedIssuer(certContent.getTBSCertificate())); // 6
    // ISSUER/*w ww  .j  a va 2s.  co m*/
    certVetor.add(new DERInteger(certContent.getSerialNumber())); // 6 INT -
    // SERIAL
    return (new DERSequence(certVetor)); // 5 SEQ

}

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