Example usage for org.bouncycastle.jce X509Principal toASN1Primitive

Introduction

In this page you can find the example usage for org.bouncycastle.jce X509Principal toASN1Primitive.

Prototype

public ASN1Primitive toASN1Primitive() 

Source Link

Usage

From source file:net.link.util.common.KeyUtils.java

License:Open Source License

public static X509Certificate generateCertificate(PublicKey subjectPublicKey, String subjectDn,
        PrivateKey issuerPrivateKey, @Nullable X509Certificate issuerCert, DateTime notBefore,
        DateTime notAfter, String inSignatureAlgorithm, boolean caCert, boolean timeStampingPurpose,
        @Nullable URI ocspUri) {/* ww w.j a v  a  2  s.  c  om*/

    try {
        String signatureAlgorithm = inSignatureAlgorithm;
        if (null == signatureAlgorithm)
            signatureAlgorithm = String.format("SHA1With%s", issuerPrivateKey.getAlgorithm());

        X509Principal issuerDN;
        if (null != issuerCert)
            issuerDN = new X509Principal(issuerCert.getSubjectX500Principal().toString());
        else
            issuerDN = new X509Principal(subjectDn);

        // new bc 2.0 API
        X509Principal subject = new X509Principal(subjectDn);
        SubjectPublicKeyInfo publicKeyInfo = SubjectPublicKeyInfo.getInstance(subjectPublicKey.getEncoded());
        BigInteger serialNumber = new BigInteger(SERIALNUMBER_NUM_BITS, new SecureRandom());

        X509v3CertificateBuilder certificateBuilder = new X509v3CertificateBuilder(
                X500Name.getInstance(issuerDN.toASN1Primitive()), serialNumber, notBefore.toDate(),
                notAfter.toDate(), X500Name.getInstance(subject.toASN1Primitive()), publicKeyInfo);

        // prepare signer
        ContentSigner signer = new JcaContentSignerBuilder(signatureAlgorithm).build(issuerPrivateKey);
        certificateBuilder.addExtension(X509Extension.subjectKeyIdentifier, false,
                createSubjectKeyId(subjectPublicKey));
        PublicKey issuerPublicKey;
        if (null != issuerCert)
            issuerPublicKey = issuerCert.getPublicKey();
        else
            issuerPublicKey = subjectPublicKey;
        certificateBuilder.addExtension(X509Extension.authorityKeyIdentifier, false,
                createAuthorityKeyId(issuerPublicKey));

        certificateBuilder.addExtension(X509Extension.basicConstraints, false, new BasicConstraints(caCert));

        if (timeStampingPurpose)
            certificateBuilder.addExtension(X509Extension.extendedKeyUsage, true,
                    new ExtendedKeyUsage(KeyPurposeId.id_kp_timeStamping));

        if (null != ocspUri) {
            GeneralName ocspName = new GeneralName(GeneralName.uniformResourceIdentifier, ocspUri.toString());
            AuthorityInformationAccess authorityInformationAccess = new AuthorityInformationAccess(
                    X509ObjectIdentifiers.ocspAccessMethod, ocspName);
            certificateBuilder.addExtension(X509Extension.authorityInfoAccess, false,
                    authorityInformationAccess);
        }

        // build
        return new JcaX509CertificateConverter().setProvider("BC")
                .getCertificate(certificateBuilder.build(signer));
    } catch (CertificateException e) {
        throw new InternalInconsistencyException("X.509 is not supported.", e);
    } catch (OperatorCreationException e) {
        throw new InternalInconsistencyException(e);
    } catch (CertIOException e) {
        throw new InternalInconsistencyException(e);
    }
}

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From source file:net.link.util.test.pkix.PkiTestUtils.java

License:Open Source License

public static X509Certificate generateCertificate(PublicKey subjectPublicKey, String subjectDn,
        PrivateKey issuerPrivateKey, @Nullable X509Certificate issuerCert, DateTime notBefore,
        DateTime notAfter, @Nullable String signatureAlgorithm, boolean includeAuthorityKeyIdentifier,
        boolean caCert, boolean timeStampingPurpose, @Nullable URI ocspUri)
        throws IOException, CertificateException, OperatorCreationException {

    String finalSignatureAlgorithm = signatureAlgorithm;
    if (null == signatureAlgorithm)
        finalSignatureAlgorithm = "SHA512WithRSAEncryption";

    X509Principal issuerDN;
    if (null != issuerCert)
        issuerDN = new X509Principal(issuerCert.getSubjectX500Principal().toString());
    else/*  w w w  .j  a va  2s  .  co m*/
        issuerDN = new X509Principal(subjectDn);

    // new bc 2.0 API
    X509Principal subject = new X509Principal(subjectDn);
    SubjectPublicKeyInfo publicKeyInfo = SubjectPublicKeyInfo.getInstance(subjectPublicKey.getEncoded());
    BigInteger serialNumber = new BigInteger(SERIALNUMBER_NUM_BITS, new SecureRandom());

    X509v3CertificateBuilder certificateBuilder = new X509v3CertificateBuilder(
            X500Name.getInstance(issuerDN.toASN1Primitive()), serialNumber, notBefore.toDate(),
            notAfter.toDate(), X500Name.getInstance(subject.toASN1Primitive()), publicKeyInfo);

    // prepare signer
    ContentSigner signer = new JcaContentSignerBuilder(finalSignatureAlgorithm).build(issuerPrivateKey);

    // add extensions
    certificateBuilder.addExtension(X509Extension.subjectKeyIdentifier, false,
            createSubjectKeyId(subjectPublicKey));
    PublicKey issuerPublicKey;
    if (null != issuerCert)
        issuerPublicKey = issuerCert.getPublicKey();
    else
        issuerPublicKey = subjectPublicKey;
    if (includeAuthorityKeyIdentifier)
        certificateBuilder.addExtension(X509Extension.authorityKeyIdentifier, false,
                createAuthorityKeyId(issuerPublicKey));

    certificateBuilder.addExtension(X509Extension.basicConstraints, false, new BasicConstraints(caCert));

    if (timeStampingPurpose)
        certificateBuilder.addExtension(X509Extension.extendedKeyUsage, true,
                new ExtendedKeyUsage(KeyPurposeId.id_kp_timeStamping));

    if (null != ocspUri) {
        GeneralName ocspName = new GeneralName(GeneralName.uniformResourceIdentifier,
                new DERIA5String(ocspUri.toString()));
        AuthorityInformationAccess authorityInformationAccess = new AuthorityInformationAccess(
                X509ObjectIdentifiers.ocspAccessMethod, ocspName);
        certificateBuilder.addExtension(X509Extension.authorityInfoAccess, false, authorityInformationAccess);
    }

    // build
    return new JcaX509CertificateConverter().setProvider("BC").getCertificate(certificateBuilder.build(signer));
}

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